Hi, it's first time for me to report user-space breakage in here, so i'm begging your pardon. I want to report that Linux 5.4 breaking my USB mount workflow due udevadm monitor report here (I'm using vanilla kernel 5.4.39 on Slackware64 Current and vanilla kernel 4.4.221 on Slackware64 14.2): $ udevadm monitor monitor will print the received events for: UDEV - the event which udev sends out after rule processing KERNEL - the kernel uevent KERNEL[4929.925420] add /devices/pci0000:00/0000:00:14.0/usb4/4-2 (usb) KERNEL[4929.928109] add /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0 (usb) KERNEL[4929.929256] add /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5 (scsi) KERNEL[4929.929316] add /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5/scsi_host/host5 (scsi_host) KERNEL[4929.929374] bind /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0 (usb) KERNEL[4929.929421] bind /devices/pci0000:00/0000:00:14.0/usb4/4-2 (usb) KERNEL[4931.221449] add /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5/target5:0:0 (scsi) KERNEL[4931.221554] add /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5/target5:0:0/5:0:0:0 (scsi) KERNEL[4931.221600] add /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5/target5:0:0/5:0:0:0/scsi_device/5:0:0:0 (scsi_device) KERNEL[4931.223340] add /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5/target5:0:0/5:0:0:0/bsg/5:0:0:0 (bsg) KERNEL[4931.223422] add /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5/target5:0:0/5:0:0:0/scsi_disk/5:0:0:0 (scsi_disk) KERNEL[4931.234657] add /devices/virtual/bdi/8:32 (bdi) KERNEL[4931.239494] add /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5/target5:0:0/5:0:0:0/block/sdc (block) KERNEL[4931.239876] add /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5/target5:0:0/5:0:0:0/block/sdc/sdc1 (block) KERNEL[4931.239942] add /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5/target5:0:0/5:0:0:0/block/sdc/sdc2 (block) KERNEL[4931.243863] bind /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5/target5:0:0/5:0:0:0 (scsi) KERNEL[4945.416243] remove /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5/target5:0:0/5:0:0:0/bsg/5:0:0:0 (bsg) KERNEL[4945.416590] remove /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5/target5:0:0/5:0:0:0/scsi_device/5:0:0:0 (scsi_device) KERNEL[4945.416971] remove /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5/target5:0:0/5:0:0:0/scsi_disk/5:0:0:0 (scsi_disk) KERNEL[4945.419960] remove /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5/target5:0:0/5:0:0:0/block/sdc/sdc2 (block) KERNEL[4945.420133] remove /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5/target5:0:0/5:0:0:0/block/sdc/sdc1 (block) KERNEL[4945.420493] remove /devices/virtual/bdi/8:32 (bdi) KERNEL[4945.420730] remove /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5/target5:0:0/5:0:0:0/block/sdc (block) KERNEL[4945.424904] unbind /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5/target5:0:0/5:0:0:0 (scsi) KERNEL[4945.424955] remove /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5/target5:0:0/5:0:0:0 (scsi) KERNEL[4945.428890] remove /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5/target5:0:0 (scsi) KERNEL[4945.428929] remove /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5/scsi_host/host5 (scsi_host) KERNEL[4945.428944] remove /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0/host5 (scsi) KERNEL[4945.437943] unbind /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0 (usb) KERNEL[4945.437997] remove /devices/pci0000:00/0000:00:14.0/usb4/4-2/4-2:1.0 (usb) KERNEL[4945.438372] unbind /devices/pci0000:00/0000:00:14.0/usb4/4-2 (usb) KERNEL[4945.438414] remove /devices/pci0000:00/0000:00:14.0/usb4/4-2 (usb) Where's udev involvement? In Linux 4.4.221 (Slackware64 14.2), I got udev involvement in udevadm monitor. When digging to use strace, here’s comparasion of linux-4.4.221 and linux-5.4.39: [Slackware64-14.2 linux-kernel-4.4.221]$ sudo strace -p 2102 strace: Process 2102 attached epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"add@/devices/pci0000:00/0000:00:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 250 write(1, "KERNEL[159.846137] add /dev"..., 76) = 76 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"add@/devices/pci0000:00/0000:00:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 280 write(1, "KERNEL[159.847267] add /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=598, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\23\2\0\0\5w\305\345'\370\365\f"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2116, uid=0, gid=0}}], msg_flags=0}, 0) = 571 write(1, "UDEV [159.893461] add /dev"..., 76) = 76 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=598, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\375\0\0\0\5w\305\345\261\2Ge"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2116, uid=0, gid=0}}], msg_flags=0}, 0) = 293 write(1, "UDEV [159.893666] add /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"remove@/devices/pci0000:00/0000:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 286 write(1, "KERNEL[160.475104] remove /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=598, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\375\0\0\0\5w\305\345\261\2Ge"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2116, uid=0, gid=0}}], msg_flags=0}, 0) = 293 write(1, "UDEV [160.476746] remove /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"remove@/devices/pci0000:00/0000:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 256 write(1, "KERNEL[160.478096] remove /dev"..., 76) = 76 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=598, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\26\2\0\0\5w\305\345'\370\365\f"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2116, uid=0, gid=0}}], msg_flags=0}, 0) = 574 write(1, "UDEV [160.495353] remove /dev"..., 76) = 76 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"add@/devices/pci0000:00/0000:00:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 250 write(1, "KERNEL[161.109310] add /dev"..., 76) = 76 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"add@/devices/pci0000:00/0000:00:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 284 write(1, "KERNEL[161.110974] add /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"add@/devices/pci0000:00/0000:00:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 281 write(1, "KERNEL[161.111871] add /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=598, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0005\2\0\0\5w\305\345'\370\365\f"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2116, uid=0, gid=0}}], msg_flags=0}, 0) = 605 write(1, "UDEV [161.142552] add /dev"..., 76) = 76 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"add@/module/usb_storage\0ACTION=a"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 92 write(1, "KERNEL[161.175769] add /mod"..., 57) = 57 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}, {EPOLLIN, {u32=4, u64=4}}], 4, -1) = 2 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"add@/devices/pci0000:00/0000:00:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 180 write(1, "KERNEL[161.176555] add /dev"..., 91) = 91 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-898902418, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0i\0\0\0M\3^\264\0\0\0\0"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2170, uid=0, gid=0}}], msg_flags=0}, 0) = 145 write(1, "UDEV [161.177095] add /bus"..., 67) = 67 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"add@/devices/pci0000:00/0000:00:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 199 write(1, "KERNEL[161.177893] add /dev"..., 112) = 112 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"add@/bus/usb/drivers/usb-storage"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 111 write(1, "KERNEL[161.178850] add /bus"..., 67) = 67 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"add@/module/uas\0ACTION=add\0DEVPA"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 76 write(1, "KERNEL[161.180255] add /mod"..., 49) = 49 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}, {EPOLLIN, {u32=4, u64=4}}], 4, -1) = 2 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"add@/bus/usb/drivers/uas\0ACTION="..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 95 write(1, "KERNEL[161.183552] add /bus"..., 59) = 59 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-898902418, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0W\0\0\0008\343\243\17\0\0\0\0"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2170, uid=0, gid=0}}], msg_flags=0}, 0) = 127 write(1, "UDEV [161.184321] add /mod"..., 49) = 49 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-734415143, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\376\0\0\0\5w\305\345\261\2Ge"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2163, uid=0, gid=0}}], msg_flags=0}, 0) = 294 write(1, "UDEV [161.185017] add /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-734415143, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0a\0\0\0M\3^\264\0\0\0\0"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2163, uid=0, gid=0}}], msg_flags=0}, 0) = 137 write(1, "UDEV [161.186560] add /bus"..., 59) = 59 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-898902418, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\223\0\0\0) \32(\240\5\373X"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2170, uid=0, gid=0}}], msg_flags=0}, 0) = 187 write(1, "UDEV [161.187630] add /dev"..., 91) = 91 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-898902418, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\226\0\0\0\240\5\373X\0\0\0\0"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2170, uid=0, gid=0}}], msg_flags=0}, 0) = 190 write(1, "UDEV [161.188396] add /dev"..., 112) = 112 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-1483116688, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0_\0\0\0008\343\243\17\0\0\0\0"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2169, uid=0, gid=0}}], msg_flags=0}, 0) = 135 write(1, "UDEV [161.191431] add /mod"..., 57) = 57 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=598, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\1\1\0\0\5w\305\345\261\2Ge"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2116, uid=0, gid=0}}], msg_flags=0}, 0) = 297 write(1, "UDEV [161.213470] add /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"add@/devices/pci0000:00/0000:00:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 206 write(1, "KERNEL[162.178690] add /dev"..., 103) = 103 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}, {EPOLLIN, {u32=4, u64=4}}], 4, -1) = 2 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"add@/devices/pci0000:00/0000:00:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 243 write(1, "KERNEL[162.180616] add /dev"..., 111) = 111 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-1483116688, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\241\0\0\0) \32(\362j\237b"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2169, uid=0, gid=0}}], msg_flags=0}, 0) = 201 write(1, "UDEV [162.183922] add /dev"..., 103) = 103 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}, {EPOLLIN, {u32=4, u64=4}}], 4, -1) = 2 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"add@/devices/virtual/bdi/11:0\0AC"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 101 write(1, "KERNEL[162.189245] add /dev"..., 60) = 60 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-1483116688, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\276\0\0\0) \32(}\265\6\265"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2169, uid=0, gid=0}}], msg_flags=0}, 0) = 230 write(1, "UDEV [162.190743] add /dev"..., 111) = 111 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}, {EPOLLIN, {u32=4, u64=4}}], 4, -1) = 2 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"add@/devices/pci0000:00/0000:00:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 265 write(1, "KERNEL[162.193221] add /dev"..., 122) = 122 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=598, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\260\0\0\0}\265\6\265\0\0\0\0"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2116, uid=0, gid=0}}], msg_flags=0}, 0) = 216 write(1, "UDEV [162.193442] add /dev"..., 138) = 138 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}, {EPOLLIN, {u32=4, u64=4}}], 4, -1) = 2 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"add@/devices/pci0000:00/0000:00:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 249 write(1, "KERNEL[162.193710] add /dev"..., 138) = 138 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=598, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\313\0\0\0\r\337\330\241\0\0\0\0"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2116, uid=0, gid=0}}], msg_flags=0}, 0) = 243 write(1, "UDEV [162.194084] add /dev"..., 122) = 122 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}, {EPOLLIN, {u32=4, u64=4}}], 4, -1) = 2 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"change@/devices/pci0000:00/0000:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 291 write(1, "KERNEL[162.194367] change /dev"..., 122) = 122 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-1483116688, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0b\0\0\0*\30\204\241\0\0\0\0"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2169, uid=0, gid=0}}], msg_flags=0}, 0) = 138 write(1, "UDEV [162.194555] add /dev"..., 60) = 60 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"add@/devices/pci0000:00/0000:00:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 263 write(1, "KERNEL[162.194817] add /dev"..., 122) = 122 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-898902418, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\177\5\0\0\360\3\35\267{\313\305\356"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2170, uid=0, gid=0}}], msg_flags=0}, 0) = 1447 write(1, "UDEV [162.284886] add /dev"..., 122) = 122 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-1483116688, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\226\5\0\0\360\3\35\267{\313\305\356"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2169, uid=0, gid=0}}], msg_flags=0}, 0) = 1470 write(1, "UDEV [162.314712] change /dev"..., 122) = 122 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"remove@/devices/pci0000:00/0000:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 290 write(1, "KERNEL[166.130752] remove /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}, {EPOLLIN, {u32=4, u64=4}}], 4, -1) = 2 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"remove@/devices/pci0000:00/0000:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 269 write(1, "KERNEL[166.131410] remove /dev"..., 122) = 122 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=598, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\4\1\0\0\5w\305\345\261\2Ge"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2201, uid=0, gid=0}}], msg_flags=0}, 0) = 300 write(1, "UDEV [166.131827] remove /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"remove@/devices/pci0000:00/0000:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 255 write(1, "KERNEL[166.132330] remove /dev"..., 138) = 138 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"remove@/devices/pci0000:00/0000:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 271 write(1, "KERNEL[166.132825] remove /dev"..., 122) = 122 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"remove@/devices/pci0000:00/0000:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 249 write(1, "KERNEL[166.133729] remove /dev"..., 111) = 111 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"remove@/devices/virtual/bdi/11:0"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 107 write(1, "KERNEL[166.134463] remove /dev"..., 60) = 60 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"remove@/devices/pci0000:00/0000:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 212 write(1, "KERNEL[166.135158] remove /dev"..., 103) = 103 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-1611903123, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\263\0\0\0}\265\6\265\0\0\0\0"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2203, uid=0, gid=0}}], msg_flags=0}, 0) = 219 write(1, "UDEV [166.139177] remove /dev"..., 138) = 138 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-1714054644, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\316\0\0\0\r\337\330\241\0\0\0\0"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2202, uid=0, gid=0}}], msg_flags=0}, 0) = 246 write(1, "UDEV [166.141750] remove /dev"..., 122) = 122 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-130618345, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0e\0\0\0*\30\204\241\0\0\0\0"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2205, uid=0, gid=0}}], msg_flags=0}, 0) = 141 write(1, "UDEV [166.143549] remove /dev"..., 60) = 60 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"remove@/devices/pci0000:00/0000:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 205 write(1, "KERNEL[166.144683] remove /dev"..., 112) = 112 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}, {EPOLLIN, {u32=4, u64=4}}], 4, -1) = 2 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"remove@/devices/pci0000:00/0000:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 186 write(1, "KERNEL[166.146702] remove /dev"..., 91) = 91 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-130618345, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\227\0\0\0\240\5\373X\0\0\0\0"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2205, uid=0, gid=0}}], msg_flags=0}, 0) = 191 write(1, "UDEV [166.147656] remove /dev"..., 112) = 112 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"remove@/devices/pci0000:00/0000:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 287 write(1, "KERNEL[166.149954] remove /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name(12)={sa_family=AF_NETLINK, pid=0, groups=00000001}, msg_iov(1)=[{"remove@/devices/pci0000:00/0000:"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=0, uid=0, gid=0}}], msg_flags=0}, 0) = 256 write(1, "KERNEL[166.151181] remove /dev"..., 76) = 76 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-586790545, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\202\5\0\0\360\3\35\267{\313\305\356"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2204, uid=0, gid=0}}], msg_flags=0}, 0) = 1450 write(1, "UDEV [166.153308] remove /dev"..., 122) = 122 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-130618345, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\277\0\0\0) \32(}\265\6\265"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2205, uid=0, gid=0}}], msg_flags=0}, 0) = 231 write(1, "UDEV [166.157665] remove /dev"..., 111) = 111 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-130618345, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\242\0\0\0) \32(\362j\237b"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2205, uid=0, gid=0}}], msg_flags=0}, 0) = 202 write(1, "UDEV [166.158779] remove /dev"..., 103) = 103 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-130618345, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\224\0\0\0) \32(\240\5\373X"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2205, uid=0, gid=0}}], msg_flags=0}, 0) = 188 write(1, "UDEV [166.159555] remove /dev"..., 91) = 91 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-130618345, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0\377\0\0\0\5w\305\345\261\2Ge"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2205, uid=0, gid=0}}], msg_flags=0}, 0) = 295 write(1, "UDEV [166.160329] remove /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=4, u64=4}}], 4, -1) = 1 recvmsg(4, {msg_name(12)={sa_family=AF_NETLINK, pid=-130618345, groups=00000002}, msg_iov(1)=[{"libudev\0\376\355\312\376(\0\0\0(\0\0\0008\2\0\0\5w\305\345'\370\365\f"..., 8192}], msg_controllen=32, [{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, {pid=2205, uid=0, gid=0}}], msg_flags=0}, 0) = 608 write(1, "UDEV [166.176140] remove /dev"..., 76) = 76 epoll_wait(3, 0x7ffc72d1cfa0, 4, -1) = -1 EINTR (Interrupted system call) --- SIGINT {si_signo=SIGINT, si_code=SI_KERNEL} --- rt_sigreturn({mask=[]}) = -1 EINTR (Interrupted system call) close(3) = 0 close(5) = 0 close(4) = 0 exit_group(0) = ? +++ exited with 0 +++ [Slackware64-Current linux-5.4.39]$ sudo strace -p 2417 strace: Process 2417 attached epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 290 write(1, "KERNEL[672.150926] remove /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 269 write(1, "KERNEL[672.151622] remove /dev"..., 122) = 122 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 255 write(1, "KERNEL[672.152396] remove /dev"..., 138) = 138 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/virtual/bdi/11:0"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 107 write(1, "KERNEL[672.153191] remove /dev"..., 60) = 60 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 271 write(1, "KERNEL[672.153971] remove /dev"..., 122) = 122 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="unbind@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 228 write(1, "KERNEL[672.158117] unbind /dev"..., 111) = 111 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 249 write(1, "KERNEL[672.160924] remove /dev"..., 111) = 111 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 212 write(1, "KERNEL[672.163188] remove /dev"..., 103) = 103 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 205 write(1, "KERNEL[672.163690] remove /dev"..., 112) = 112 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 186 write(1, "KERNEL[672.164134] remove /dev"..., 91) = 91 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="unbind@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 228 write(1, "KERNEL[672.164568] unbind /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 287 write(1, "KERNEL[672.164975] remove /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="unbind@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 258 write(1, "KERNEL[672.165895] unbind /dev"..., 76) = 76 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 258 write(1, "KERNEL[672.167049] remove /dev"..., 76) = 76 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="add@/devices/pci0000:00/0000:00:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 252 write(1, "KERNEL[677.344330] add /dev"..., 76) = 76 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="add@/devices/pci0000:00/0000:00:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 280 write(1, "KERNEL[677.346145] add /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="bind@/devices/pci0000:00/0000:00"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 265 write(1, "KERNEL[677.347219] bind /dev"..., 76) = 76 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 286 write(1, "KERNEL[677.708368] remove /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="unbind@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 258 write(1, "KERNEL[677.709587] unbind /dev"..., 76) = 76 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 258 write(1, "KERNEL[677.711046] remove /dev"..., 76) = 76 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="add@/devices/pci0000:00/0000:00:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 252 write(1, "KERNEL[678.265171] add /dev"..., 76) = 76 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="add@/devices/pci0000:00/0000:00:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 284 write(1, "KERNEL[678.268649] add /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="add@/devices/pci0000:00/0000:00:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 281 write(1, "KERNEL[678.269949] add /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="add@/devices/pci0000:00/0000:00:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 180 write(1, "KERNEL[678.271061] add /dev"..., 91) = 91 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="add@/devices/pci0000:00/0000:00:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 199 write(1, "KERNEL[678.272711] add /dev"..., 112) = 112 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="bind@/devices/pci0000:00/0000:00"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 302 write(1, "KERNEL[678.274130] bind /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="bind@/devices/pci0000:00/0000:00"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 265 write(1, "KERNEL[678.275092] bind /dev"..., 76) = 76 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="add@/devices/pci0000:00/0000:00:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 206 write(1, "KERNEL[679.321313] add /dev"..., 103) = 103 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="add@/devices/pci0000:00/0000:00:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 243 write(1, "KERNEL[679.322292] add /dev"..., 111) = 111 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="change@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 291 write(1, "KERNEL[679.323231] change /dev"..., 111) = 111 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="add@/devices/virtual/bdi/11:0\0AC"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 101 write(1, "KERNEL[679.326037] add /dev"..., 60) = 60 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="add@/devices/pci0000:00/0000:00:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 265 write(1, "KERNEL[679.327089] add /dev"..., 122) = 122 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="bind@/devices/pci0000:00/0000:00"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 255 write(1, "KERNEL[679.327990] bind /dev"..., 111) = 111 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="add@/devices/pci0000:00/0000:00:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 249 write(1, "KERNEL[679.328962] add /dev"..., 138) = 138 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="add@/devices/pci0000:00/0000:00:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 263 write(1, "KERNEL[679.329429] add /dev"..., 122) = 122 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="change@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 291 write(1, "KERNEL[679.330781] change /dev"..., 122) = 122 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 290 write(1, "KERNEL[682.409253] remove /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 269 write(1, "KERNEL[682.409938] remove /dev"..., 122) = 122 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 255 write(1, "KERNEL[682.410766] remove /dev"..., 138) = 138 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/virtual/bdi/11:0"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 107 write(1, "KERNEL[682.411693] remove /dev"..., 60) = 60 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 271 write(1, "KERNEL[682.412453] remove /dev"..., 122) = 122 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="unbind@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 228 write(1, "KERNEL[682.413236] unbind /dev"..., 111) = 111 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 249 write(1, "KERNEL[682.414003] remove /dev"..., 111) = 111 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 212 write(1, "KERNEL[682.418618] remove /dev"..., 103) = 103 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 205 write(1, "KERNEL[682.420463] remove /dev"..., 112) = 112 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 186 write(1, "KERNEL[682.421628] remove /dev"..., 91) = 91 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="unbind@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 228 write(1, "KERNEL[682.422795] unbind /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 287 write(1, "KERNEL[682.423969] remove /dev"..., 84) = 84 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="unbind@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 258 write(1, "KERNEL[682.424698] unbind /dev"..., 76) = 76 epoll_wait(3, [{EPOLLIN, {u32=5, u64=5}}], 4, -1) = 1 recvmsg(5, {msg_name={sa_family=AF_NETLINK, nl_pid=0, nl_groups=0x000001}, msg_namelen=128->12, msg_iov=[{iov_base="remove@/devices/pci0000:00/0000:"..., iov_len=8192}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_CREDENTIALS, cmsg_data={pid=0, uid=0, gid=0}}], msg_controllen=32, msg_flags=0}, 0) = 258 write(1, "KERNEL[682.425055] remove /dev"..., 76) = 76 epoll_wait(3, strace: Process 2417 detached <detached ...> Here’s summary system information of my Slackware64 Current: $ cd /usr/src/linux; awk -f scripts/ver_linux 2>&1 Linux ASMDT.1 5.4.39 #1 SMP Wed May 6 12:59:45 CDT 2020 x86_64 Intel(R) Celeron(R) CPU 1007U @ 1.50GHz GenuineIntel GNU/Linux GNU C 9.3.0 GNU Make 4.2.1 Binutils 2.33.1 Util-linux 2.35.1 Mount 2.35.1 Module-init-tools 27 E2fsprogs 1.45.6 Jfsutils 1.1.15 Reiserfsprogs 3.6.27 Xfsprogs 5.6.0 Pcmciautils 018 Quota-tools 4.05 PPP 2.4.8 Nfs-utils 2.4.3 Linux C Library 2.30 Dynamic linker (ldd) 2.30 Linux C++ Library 6.0.28 Procps 3.3.16 Net-tools 2.10 Kbd 1.15.3 Console-tools 1.15.3 Sh-utils 8.32 Udev 243 Wireless-tools 30 Modules Loaded ac acer_wmi af_alg agpgart algif_hash algif_skcipher ath ath3k ath9k ath9k_common ath9k_hw battery bfq bluetooth bnep br_netfilter bridge btbcm btintel btrtl btusb button cec cfg80211 cmac coretemp crc32_pclmul crct10dif_pclmul drm drm_kms_helper ecc ecdh_generic ehci_hcd ehci_pci evdev fb_sys_fops fuse ghash_clmulni_intel hwmon i2c_algo_bit i2c_core i2c_i801 i915 iTCO_vendor_support iTCO_wdt intel_cstate intel_gtt intel_powerclamp intel_rapl_common intel_rapl_msr intel_rapl_perf ip6_tables ip6table_filter ip6table_mangle ip6table_nat ip_tables ipt_REJECT iptable_filter iptable_mangle iptable_nat ipv6 irqbypass joydev kvm kvm_intel ledtrig_audio libphy llc loop lpc_ich mac80211 mc memstick mmc_core nf_conntrack nf_conntrack_netlink nf_defrag_ipv4 nf_defrag_ipv6 nf_nat nf_reject_ipv4 nf_tables nfnetlink overlay pcspkr psmouse r8169 rc_core realtek rfcomm rfkill rtsx_pci rtsx_pci_ms rtsx_pci_sdmmc serio_raw snd snd_hda_codec snd_hda_codec_generic snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_core snd_hda_intel snd_hwdep snd_intel_nhlt snd_pcm snd_timer soundcore sparse_keymap stp syscopyarea sysfillrect sysimgblt tap thermal tun uas usb_storage uvcvideo vhost vhost_net video videobuf2_common videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev wmi wmi_bmof x86_pkg_temp_thermal x_tables xhci_hcd xhci_pci xt_CHECKSUM xt_MASQUERADE xt_addrtype xt_conntrack xt_tcpudp zram $ cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 58 model name : Intel(R) Celeron(R) CPU 1007U @ 1.50GHz stepping : 9 microcode : 0x12 cpu MHz : 1150.594 cache size : 2048 KB physical id : 0 siblings : 2 core id : 0 cpu cores : 2 apicid : 0 initial apicid : 0 fpu : yes fpu_exception : yes cpuid level : 13 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer xsave lahf_lm cpuid_fault epb pti tpr_shadow vnmi flexpriority ept vpid fsgsbase smep erms xsaveopt dtherm arat pln pts bugs : cpu_meltdown spectre_v1 spectre_v2 spec_store_bypass l1tf mds swapgs itlb_multihit bogomips : 2993.30 clflush size : 64 cache_alignment : 64 address sizes : 36 bits physical, 48 bits virtual power management: processor : 1 vendor_id : GenuineIntel cpu family : 6 model : 58 model name : Intel(R) Celeron(R) CPU 1007U @ 1.50GHz stepping : 9 microcode : 0x12 cpu MHz : 928.799 cache size : 2048 KB physical id : 0 siblings : 2 core id : 1 cpu cores : 2 apicid : 2 initial apicid : 2 fpu : yes fpu_exception : yes cpuid level : 13 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer xsave lahf_lm cpuid_fault epb pti tpr_shadow vnmi flexpriority ept vpid fsgsbase smep erms xsaveopt dtherm arat pln pts bugs : cpu_meltdown spectre_v1 spectre_v2 spec_store_bypass l1tf mds swapgs itlb_multihit bogomips : 2993.30 clflush size : 64 cache_alignment : 64 address sizes : 36 bits physical, 48 bits virtual power management: $ cat /proc/modules uas 28672 0 - Live 0x0000000000000000 usb_storage 73728 1 uas, Live 0x0000000000000000 rfcomm 49152 16 - Live 0x0000000000000000 fuse 131072 2 - Live 0x0000000000000000 nf_conntrack_netlink 53248 0 - Live 0x0000000000000000 xt_addrtype 16384 2 - Live 0x0000000000000000 br_netfilter 28672 0 - Live 0x0000000000000000 overlay 118784 0 - Live 0x0000000000000000 xt_CHECKSUM 16384 1 - Live 0x0000000000000000 xt_MASQUERADE 16384 4 - Live 0x0000000000000000 xt_conntrack 16384 2 - Live 0x0000000000000000 ipt_REJECT 16384 2 - Live 0x0000000000000000 nf_reject_ipv4 16384 1 ipt_REJECT, Live 0x0000000000000000 xt_tcpudp 16384 9 - Live 0x0000000000000000 ip6table_mangle 16384 1 - Live 0x0000000000000000 ip6table_nat 16384 1 - Live 0x0000000000000000 iptable_mangle 16384 1 - Live 0x0000000000000000 iptable_nat 16384 1 - Live 0x0000000000000000 nf_nat 45056 3 xt_MASQUERADE,ip6table_nat,iptable_nat, Live 0x0000000000000000 nf_conntrack 139264 4 nf_conntrack_netlink,xt_MASQUERADE,xt_conntrack,nf_nat, Live 0x0000000000000000 nf_defrag_ipv4 16384 1 nf_conntrack, Live 0x0000000000000000 nf_tables 163840 0 - Live 0x0000000000000000 nfnetlink 16384 3 nf_conntrack_netlink,nf_tables, Live 0x0000000000000000 ip6table_filter 16384 1 - Live 0x0000000000000000 ip6_tables 36864 3 ip6table_mangle,ip6table_nat,ip6table_filter, Live 0x0000000000000000 iptable_filter 16384 1 - Live 0x0000000000000000 ip_tables 32768 3 iptable_mangle,iptable_nat,iptable_filter, Live 0x0000000000000000 x_tables 45056 12 xt_addrtype,xt_CHECKSUM,xt_MASQUERADE,xt_conntrack,ipt_REJECT,xt_tcpudp,ip6table_mangle,iptable_mangle,ip6table_filter,ip6_tables,iptable_filter,ip_tables, Live 0x0000000000000000 bridge 200704 1 br_netfilter, Live 0x0000000000000000 zram 28672 1 - Live 0x0000000000000000 stp 16384 1 bridge, Live 0x0000000000000000 llc 16384 2 bridge,stp, Live 0x0000000000000000 vhost_net 24576 0 - Live 0x0000000000000000 vhost 53248 1 vhost_net, Live 0x0000000000000000 tap 24576 1 vhost_net, Live 0x0000000000000000 tun 57344 2 vhost_net, Live 0x0000000000000000 bfq 73728 2 - Live 0x0000000000000000 ipv6 512000 33 br_netfilter,ip6table_mangle,bridge,[permanent], Live 0x0000000000000000 nf_defrag_ipv6 16384 2 nf_conntrack,ipv6, Live 0x0000000000000000 cmac 16384 4 - Live 0x0000000000000000 algif_hash 16384 2 - Live 0x0000000000000000 algif_skcipher 16384 2 - Live 0x0000000000000000 af_alg 28672 10 algif_hash,algif_skcipher, Live 0x0000000000000000 bnep 20480 2 - Live 0x0000000000000000 uvcvideo 114688 0 - Live 0x0000000000000000 videobuf2_vmalloc 16384 1 uvcvideo, Live 0x0000000000000000 videobuf2_memops 16384 1 videobuf2_vmalloc, Live 0x0000000000000000 videobuf2_v4l2 28672 1 uvcvideo, Live 0x0000000000000000 videobuf2_common 57344 2 uvcvideo,videobuf2_v4l2, Live 0x0000000000000000 videodev 245760 3 uvcvideo,videobuf2_v4l2,videobuf2_common, Live 0x0000000000000000 mc 45056 4 uvcvideo,videobuf2_v4l2,videobuf2_common,videodev, Live 0x0000000000000000 ath3k 20480 0 - Live 0x0000000000000000 btusb 49152 0 - Live 0x0000000000000000 btrtl 16384 1 btusb, Live 0x0000000000000000 rtsx_pci_ms 16384 0 - Live 0x0000000000000000 rtsx_pci_sdmmc 20480 0 - Live 0x0000000000000000 btbcm 16384 1 btusb, Live 0x0000000000000000 btintel 20480 1 btusb, Live 0x0000000000000000 mmc_core 163840 1 rtsx_pci_sdmmc, Live 0x0000000000000000 memstick 16384 1 rtsx_pci_ms, Live 0x0000000000000000 bluetooth 413696 44 rfcomm,bnep,ath3k,btusb,btrtl,btbcm,btintel, Live 0x0000000000000000 intel_rapl_msr 20480 0 - Live 0x0000000000000000 ecdh_generic 16384 1 bluetooth, Live 0x0000000000000000 ecc 32768 1 ecdh_generic, Live 0x0000000000000000 joydev 24576 0 - Live 0x0000000000000000 acer_wmi 24576 0 - Live 0x0000000000000000 wmi_bmof 16384 0 - Live 0x0000000000000000 sparse_keymap 16384 1 acer_wmi, Live 0x0000000000000000 iTCO_wdt 16384 0 - Live 0x0000000000000000 iTCO_vendor_support 16384 1 iTCO_wdt, Live 0x0000000000000000 ath9k 139264 0 - Live 0x0000000000000000 snd_hda_codec_hdmi 57344 1 - Live 0x0000000000000000 snd_hda_codec_realtek 122880 1 - Live 0x0000000000000000 snd_hda_codec_generic 86016 1 snd_hda_codec_realtek, Live 0x0000000000000000 ath9k_common 20480 1 ath9k, Live 0x0000000000000000 ath9k_hw 487424 2 ath9k,ath9k_common, Live 0x0000000000000000 coretemp 16384 0 - Live 0x0000000000000000 hwmon 32768 1 coretemp, Live 0x0000000000000000 ledtrig_audio 16384 2 snd_hda_codec_realtek,snd_hda_codec_generic, Live 0x0000000000000000 ath 36864 3 ath9k,ath9k_common,ath9k_hw, Live 0x0000000000000000 intel_rapl_common 28672 1 intel_rapl_msr, Live 0x0000000000000000 mac80211 864256 1 ath9k, Live 0x0000000000000000 x86_pkg_temp_thermal 20480 0 - Live 0x0000000000000000 intel_powerclamp 20480 0 - Live 0x0000000000000000 snd_hda_intel 45056 3 - Live 0x0000000000000000 snd_intel_nhlt 16384 1 snd_hda_intel, Live 0x0000000000000000 snd_hda_codec 151552 4 snd_hda_codec_hdmi,snd_hda_codec_realtek,snd_hda_codec_generic,snd_hda_intel, Live 0x0000000000000000 kvm_intel 315392 0 - Live 0x0000000000000000 cfg80211 819200 4 ath9k,ath9k_common,ath,mac80211, Live 0x0000000000000000 i915 2314240 5 - Live 0x0000000000000000 snd_hda_core 90112 5 snd_hda_codec_hdmi,snd_hda_codec_realtek,snd_hda_codec_generic,snd_hda_intel,snd_hda_codec, Live 0x0000000000000000 kvm 774144 1 kvm_intel, Live 0x0000000000000000 rfkill 28672 6 bluetooth,acer_wmi,cfg80211, Live 0x0000000000000000 irqbypass 16384 1 kvm, Live 0x0000000000000000 cec 61440 1 i915, Live 0x0000000000000000 r8169 90112 0 - Live 0x0000000000000000 rc_core 53248 1 cec, Live 0x0000000000000000 rtsx_pci 65536 2 rtsx_pci_ms,rtsx_pci_sdmmc, Live 0x0000000000000000 drm_kms_helper 204800 1 i915, Live 0x0000000000000000 realtek 20480 1 - Live 0x0000000000000000 drm 536576 6 i915,drm_kms_helper, Live 0x0000000000000000 crct10dif_pclmul 16384 1 - Live 0x0000000000000000 crc32_pclmul 16384 0 - Live 0x0000000000000000 ghash_clmulni_intel 16384 0 - Live 0x0000000000000000 intel_gtt 24576 1 i915, Live 0x0000000000000000 agpgart 53248 2 drm,intel_gtt, Live 0x0000000000000000 intel_cstate 20480 0 - Live 0x0000000000000000 evdev 24576 17 - Live 0x0000000000000000 i2c_algo_bit 16384 1 i915, Live 0x0000000000000000 psmouse 163840 0 - Live 0x0000000000000000 intel_rapl_perf 20480 0 - Live 0x0000000000000000 serio_raw 16384 0 - Live 0x0000000000000000 libphy 94208 2 r8169,realtek, Live 0x0000000000000000 snd_hwdep 16384 1 snd_hda_codec, Live 0x0000000000000000 fb_sys_fops 16384 1 drm_kms_helper, Live 0x0000000000000000 snd_pcm 114688 4 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_core, Live 0x0000000000000000 syscopyarea 16384 1 drm_kms_helper, Live 0x0000000000000000 sysfillrect 16384 1 drm_kms_helper, Live 0x0000000000000000 pcspkr 16384 0 - Live 0x0000000000000000 sysimgblt 16384 1 drm_kms_helper, Live 0x0000000000000000 i2c_i801 32768 0 - Live 0x0000000000000000 i2c_core 81920 7 videodev,i915,drm_kms_helper,drm,i2c_algo_bit,psmouse,i2c_i801, Live 0x0000000000000000 snd_timer 36864 1 snd_pcm, Live 0x0000000000000000 wmi 32768 2 acer_wmi,wmi_bmof, Live 0x0000000000000000 snd 90112 14 snd_hda_codec_hdmi,snd_hda_codec_realtek,snd_hda_codec_generic,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm,snd_timer, Live 0x0000000000000000 soundcore 16384 1 snd, Live 0x0000000000000000 xhci_pci 20480 0 - Live 0x0000000000000000 thermal 20480 0 - Live 0x0000000000000000 xhci_hcd 253952 1 xhci_pci, Live 0x0000000000000000 ac 16384 0 - Live 0x0000000000000000 battery 24576 0 - Live 0x0000000000000000 video 45056 2 acer_wmi,i915, Live 0x0000000000000000 ehci_pci 16384 0 - Live 0x0000000000000000 ehci_hcd 61440 1 ehci_pci, Live 0x0000000000000000 button 16384 0 - Live 0x0000000000000000 lpc_ich 28672 0 - Live 0x0000000000000000 loop 40960 0 - Live 0x0000000000000000 $ cat /proc/iomem 00000000-00000000 : Reserved 00000000-00000000 : System RAM 00000000-00000000 : Reserved 00000000-00000000 : PCI Bus 0000:00 00000000-00000000 : Video ROM 00000000-00000000 : Reserved 00000000-00000000 : System ROM 00000000-00000000 : System RAM 00000000-00000000 : Reserved 00000000-00000000 : System RAM 00000000-00000000 : Reserved 00000000-00000000 : System RAM 00000000-00000000 : Reserved 00000000-00000000 : System RAM 00000000-00000000 : Kernel code 00000000-00000000 : Kernel data 00000000-00000000 : Kernel bss 00000000-00000000 : Reserved 00000000-00000000 : ACPI Non-volatile Storage 00000000-00000000 : ACPI Tables 00000000-00000000 : System RAM 00000000-00000000 : Reserved 00000000-00000000 : Graphics Stolen Memory 00000000-00000000 : PCI Bus 0000:00 00000000-00000000 : 0000:00:02.0 00000000-00000000 : 0000:00:02.0 00000000-00000000 : PCI Bus 0000:02 00000000-00000000 : 0000:02:00.2 00000000-00000000 : 0000:02:00.2 00000000-00000000 : r8169 00000000-00000000 : PCI Bus 0000:03 00000000-00000000 : 0000:03:00.0 00000000-00000000 : ath9k 00000000-00000000 : 0000:03:00.0 00000000-00000000 : PCI Bus 0000:02 00000000-00000000 : 0000:02:00.0 00000000-00000000 : rtsx_pci 00000000-00000000 : 0000:00:14.0 00000000-00000000 : xhci-hcd 00000000-00000000 : 0000:00:1b.0 00000000-00000000 : ICH HD audio 00000000-00000000 : 0000:00:1f.3 00000000-00000000 : 0000:00:1f.2 00000000-00000000 : ahci 00000000-00000000 : 0000:00:1d.0 00000000-00000000 : ehci_hcd 00000000-00000000 : 0000:00:1a.0 00000000-00000000 : ehci_hcd 00000000-00000000 : PCI MMCONFIG 0000 [bus 00-3f] 00000000-00000000 : Reserved 00000000-00000000 : pnp 00:05 00000000-00000000 : pnp 00:00 00000000-00000000 : Reserved 00000000-00000000 : IOAPIC 0 00000000-00000000 : HPET 0 00000000-00000000 : PNP0103:00 00000000-00000000 : Reserved 00000000-00000000 : Reserved 00000000-00000000 : pnp 00:05 00000000-00000000 : pnp 00:05 00000000-00000000 : pnp 00:05 00000000-00000000 : Reserved 00000000-00000000 : pnp 00:05 00000000-00000000 : iTCO_wdt.1.auto 00000000-00000000 : iTCO_wdt.1.auto 00000000-00000000 : pnp 00:05 00000000-00000000 : pnp 00:05 00000000-00000000 : pnp 00:05 00000000-00000000 : Local APIC 00000000-00000000 : Reserved 00000000-00000000 : INT0800:00 00000000-00000000 : Reserved 00000000-00000000 : System RAM 00000000-00000000 : RAM buffer $ cat /proc/ioports 0000-0000 : PCI Bus 0000:00 0000-0000 : dma1 0000-0000 : pic1 0000-0000 : timer0 0000-0000 : timer1 0000-0000 : keyboard 0000-0000 : PNP0C09:00 0000-0000 : EC data 0000-0000 : keyboard 0000-0000 : PNP0C09:00 0000-0000 : EC cmd 0000-0000 : rtc0 0000-0000 : dma page reg 0000-0000 : pic2 0000-0000 : dma2 0000-0000 : fpu 0000-0000 : PNP0C04:00 0000-0000 : vga+ 0000-0000 : pnp 00:00 0000-0000 : ACPI PM1a_EVT_BLK 0000-0000 : ACPI PM1a_CNT_BLK 0000-0000 : ACPI PM_TMR 0000-0000 : ACPI CPU throttle 0000-0000 : ACPI GPE0_BLK 0000-0000 : iTCO_wdt.1.auto 0000-0000 : iTCO_wdt 0000-0000 : ACPI PM2_CNT_BLK 0000-0000 : pnp 00:02 0000-0000 : pnp 00:00 0000-0000 : iTCO_wdt.1.auto 0000-0000 : iTCO_wdt 0000-0000 : pnp 00:00 0000-0000 : PCI conf1 0000-0000 : PCI Bus 0000:00 0000-0000 : pnp 00:00 0000-0000 : PCI Bus 0000:02 0000-0000 : 0000:02:00.2 0000-0000 : 0000:00:02.0 0000-0000 : 0000:00:1f.2 0000-0000 : ahci 0000-0000 : 0000:00:1f.2 0000-0000 : ahci 0000-0000 : 0000:00:1f.2 0000-0000 : ahci 0000-0000 : 0000:00:1f.2 0000-0000 : ahci 0000-0000 : 0000:00:1f.2 0000-0000 : ahci 0000-0000 : 0000:00:1f.3 0000-0000 : i801_smbus 0000-0000 : pnp 00:00 0000-0000 : pnp 00:00 For temporary solution if I want to use USB extensively, just using Slackware64 14.2.