http://lkml.iu.edu/hypermail/linux/kernel/1512.0/04117.html
http://lkml.iu.edu/hypermail/linux/kernel/1512.0/04831.html
Same issue here with kernel 4.4.10 and 4.5.4 and r8153. Mine is an USB 3.0
Hub with Gigabit Ethernet, so the common point seems to be USB 3.0. For me
it only happens when playing openmw.
[12480.821609] INFO: task kworker/3:1:3221 blocked for more than 120
seconds.
[12480.821630] Not tainted 4.4.10-1-ARCH #1
[12480.821633] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
[12480.821637] kworker/3:1 D ffff880172963c38 0 3221 2
0x00000000
[12480.821677] Workqueue: events rtl_work_func_t [r8152]
[12480.821683] ffff880172963c38 0000000000000066 ffff880214b5b700
ffff8801e85c9b80
[12480.821690] ffff880172964000 ffff88003781a140 ffff88003781a200
0000000000000000
[12480.821695] 0000000000000000 ffff880172963c50 ffffffff815b430c
ffff88003781a090
[12480.821701] Call Trace:
[12480.821727] [<ffffffff815b430c>] schedule+0x3c/0x90
[12480.821739] [<ffffffff813fa018>] rpm_resume+0x118/0x6e0
[12480.821753] [<ffffffff810b87c0>] ? wake_atomic_t_function+0x60/0x60
[12480.821758] [<ffffffff813fa26e>] rpm_resume+0x36e/0x6e0
[12480.821762] [<ffffffff810ac045>] ? dequeue_entity+0x265/0xa70
[12480.821770] [<ffffffff812deb08>] ? find_next_bit+0x18/0x20
[12480.821777] [<ffffffff81183066>] ? next_online_pgdat+0x26/0x50
[12480.821787] [<ffffffff813fa61f>] __pm_runtime_resume+0x3f/0x60
[12480.821796] [<ffffffff8143a072>] usb_autopm_get_interface+0x22/0x60
[12480.821808] [<ffffffffa098c060>] rtl_work_func_t+0x70/0x420 [r8152]
[12480.821821] [<ffffffff8109caf8>] ? finish_task_switch+0x78/0x1f0
[12480.821834] [<ffffffff8108f674>] process_one_work+0x1e4/0x470
[12480.821840] [<ffffffff8108f948>] worker_thread+0x48/0x4a0
[12480.821847] [<ffffffff8108f900>] ? process_one_work+0x470/0x470
[12480.821852] [<ffffffff8108f900>] ? process_one_work+0x470/0x470
[12480.821862] [<ffffffff81095508>] kthread+0xd8/0xf0
[12480.821867] [<ffffffff81095430>] ? kthread_worker_fn+0x170/0x170
[12480.821875] [<ffffffff815b80ff>] ret_from_fork+0x3f/0x70
[12480.821879] [<ffffffff81095430>] ? kthread_worker_fn+0x170/0x170
[12600.826910] INFO: task kworker/3:1:3221 blocked for more than 120
seconds.
[12600.826934] Not tainted 4.4.10-1-ARCH #1
[12600.826938] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
[12600.826943] kworker/3:1 D ffff880172963c38 0 3221 2
0x00000000
[12600.826985] Workqueue: events rtl_work_func_t [r8152]
[12600.826992] ffff880172963c38 0000000000000066 ffff880214b5b700
ffff8801e85c9b80
[12600.826999] ffff880172964000 ffff88003781a140 ffff88003781a200
0000000000000000
[12600.827004] 0000000000000000 ffff880172963c50 ffffffff815b430c
ffff88003781a090
[12600.827009] Call Trace:
[12600.827030] [<ffffffff815b430c>] schedule+0x3c/0x90
[12600.827039] [<ffffffff813fa018>] rpm_resume+0x118/0x6e0
[12600.827053] [<ffffffff810b87c0>] ? wake_atomic_t_function+0x60/0x60
[12600.827059] [<ffffffff813fa26e>] rpm_resume+0x36e/0x6e0
[12600.827063] [<ffffffff810ac045>] ? dequeue_entity+0x265/0xa70
[12600.827069] [<ffffffff812deb08>] ? find_next_bit+0x18/0x20
[12600.827075] [<ffffffff81183066>] ? next_online_pgdat+0x26/0x50
[12600.827082] [<ffffffff813fa61f>] __pm_runtime_resume+0x3f/0x60
[12600.827089] [<ffffffff8143a072>] usb_autopm_get_interface+0x22/0x60
[12600.827098] [<ffffffffa098c060>] rtl_work_func_t+0x70/0x420 [r8152]
[12600.827104] [<ffffffff8109caf8>] ? finish_task_switch+0x78/0x1f0
[12600.827112] [<ffffffff8108f674>] process_one_work+0x1e4/0x470
[12600.827122] [<ffffffff8108f948>] worker_thread+0x48/0x4a0
[12600.827127] [<ffffffff8108f900>] ? process_one_work+0x470/0x470
[12600.827132] [<ffffffff8108f900>] ? process_one_work+0x470/0x470
[12600.827137] [<ffffffff81095508>] kthread+0xd8/0xf0
[12600.827143] [<ffffffff81095430>] ? kthread_worker_fn+0x170/0x170
[12600.827152] [<ffffffff815b80ff>] ret_from_fork+0x3f/0x70
[12600.827156] [<ffffffff81095430>] ? kthread_worker_fn+0x170/0x170
[12720.832405] INFO: task kworker/3:1:3221 blocked for more than 120
seconds.
[12720.832426] Not tainted 4.4.10-1-ARCH #1
[12720.832429] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
[12720.832432] kworker/3:1 D ffff880172963c38 0 3221 2
0x00000000
[12720.832481] Workqueue: events rtl_work_func_t [r8152]
[12720.832490] ffff880172963c38 0000000000000066 ffff880214b5b700
ffff8801e85c9b80
[12720.832497] ffff880172964000 ffff88003781a140 ffff88003781a200
0000000000000000
[12720.832502] 0000000000000000 ffff880172963c50 ffffffff815b430c
ffff88003781a090
[12720.832507] Call Trace:
[12720.832541] [<ffffffff815b430c>] schedule+0x3c/0x90
[12720.832559] [<ffffffff813fa018>] rpm_resume+0x118/0x6e0
[12720.832579] [<ffffffff810b87c0>] ? wake_atomic_t_function+0x60/0x60
[12720.832585] [<ffffffff813fa26e>] rpm_resume+0x36e/0x6e0
[12720.832592] [<ffffffff810ac045>] ? dequeue_entity+0x265/0xa70
[12720.832599] [<ffffffff812deb08>] ? find_next_bit+0x18/0x20
[12720.832611] [<ffffffff81183066>] ? next_online_pgdat+0x26/0x50
[12720.832621] [<ffffffff813fa61f>] __pm_runtime_resume+0x3f/0x60
[12720.832635] [<ffffffff8143a072>] usb_autopm_get_interface+0x22/0x60
[12720.832651] [<ffffffffa098c060>] rtl_work_func_t+0x70/0x420 [r8152]
[12720.832659] [<ffffffff8109caf8>] ? finish_task_switch+0x78/0x1f0
[12720.832680] [<ffffffff8108f674>] process_one_work+0x1e4/0x470
[12720.832690] [<ffffffff8108f948>] worker_thread+0x48/0x4a0
[12720.832697] [<ffffffff8108f900>] ? process_one_work+0x470/0x470
[12720.832705] [<ffffffff8108f900>] ? process_one_work+0x470/0x470
[12720.832712] [<ffffffff81095508>] kthread+0xd8/0xf0
[12720.832717] [<ffffffff81095430>] ? kthread_worker_fn+0x170/0x170
[12720.832723] [<ffffffff815b80ff>] ret_from_fork+0x3f/0x70
[12720.832727] [<ffffffff81095430>] ? kthread_worker_fn+0x170/0x170
[12840.837567] INFO: task avahi-daemon:732 blocked for more than 120
seconds.
[12840.837578] Not tainted 4.4.10-1-ARCH #1
[12840.837583] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
[12840.837586] avahi-daemon D ffff88020ddfbc18 0 732 1
0x00000000
[12840.837600] ffff88020ddfbc18 0000000000000200 ffff880212801b80
ffff88020fe5c4c0
[12840.837606] ffff88020ddfc000 ffffffff818b7b04 ffff88020fe5c4c0
00000000ffffffff
[12840.837610] ffffffff818b7b08 ffff88020ddfbc30 ffffffff815b430c
ffffffff818b7b00
[12840.837615] Call Trace:
[12840.837638] [<ffffffff815b430c>] schedule+0x3c/0x90
[12840.837644] [<ffffffff815b46a5>] schedule_preempt_disabled+0x15/0x20
[12840.837649] [<ffffffff815b5b5e>] __mutex_lock_slowpath+0xce/0x140
[12840.837652] [<ffffffff815b5be7>] mutex_lock+0x17/0x30
[12840.837660] [<ffffffff814c2835>] rtnl_lock+0x15/0x20
[12840.837666] [<ffffffff815742a7>] do_ipv6_setsockopt.isra.4+0x167/0x1140
[12840.837679] [<ffffffff810b8690>] ? __wake_up_sync_key+0x50/0x60
[12840.837685] [<ffffffff8149aa2f>] ? sock_def_readable+0x6f/0x80
[12840.837689] [<ffffffff81558631>] ? unix_dgram_sendmsg+0x361/0x710
[12840.837694] [<ffffffff81497067>] ? sock_sendmsg+0x17/0x30
[12840.837698] [<ffffffff81498450>] ? SyS_sendto+0x140/0x190
[12840.837703] [<ffffffff815752d3>] ipv6_setsockopt+0x53/0xc0
[12840.837711] [<ffffffff8157ac1b>] udpv6_setsockopt+0x1b/0x30
[12840.837714] [<ffffffff81499474>] sock_common_setsockopt+0x14/0x20
[12840.837717] [<ffffffff814986c2>] SyS_setsockopt+0x72/0xe0
[12840.837722] [<ffffffff815b7dae>] entry_SYSCALL_64_fastpath+0x12/0x6d
[12840.837745] INFO: task Qt bearer threa:1161 blocked for more than 120
seconds.
[12840.837748] Not tainted 4.4.10-1-ARCH #1
[12840.837750] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
[12840.837752] Qt bearer threa D ffff8801ebc5fc78 0 1161 999
0x00000000
[12840.837757] ffff8801ebc5fc78 0000000000000008 ffff8800c0a5a940
ffff8801ebc60000
[12840.837761] ffff8801ebc60000 ffffffff818b7b04 ffff8801ebc60000
00000000ffffffff
[12840.837765] ffffffff818b7b08 ffff8801ebc5fc90 ffffffff815b430c
ffffffff818b7b00
[12840.837769] Call Trace:
[12840.837776] [<ffffffff815b430c>] schedule+0x3c/0x90
[12840.837781] [<ffffffff815b46a5>] schedule_preempt_disabled+0x15/0x20
[12840.837783] [<ffffffff815b5b5e>] __mutex_lock_slowpath+0xce/0x140
[12840.837787] [<ffffffff815b5be7>] mutex_lock+0x17/0x30
[12840.837791] [<ffffffff814c5749>] rtnetlink_rcv+0x19/0x30
[12840.837797] [<ffffffff814e5cc8>] netlink_unicast+0x128/0x1d0
[12840.837801] [<ffffffff814e632d>] netlink_sendmsg+0x4ed/0x600
[12840.837805] [<ffffffff814e443c>] ? netlink_insert+0x1dc/0x370
[12840.837809] [<ffffffff81497067>] sock_sendmsg+0x17/0x30
[12840.837812] [<ffffffff81498450>] SyS_sendto+0x140/0x190
[12840.837816] [<ffffffff814981fa>] ? SyS_getsockname+0xaa/0xe0
[12840.837823] [<ffffffff81495165>] ? sock_alloc_file+0xa5/0x130
[12840.837827] [<ffffffff811fde45>] ? fd_install+0x25/0x30
[12840.837830] [<ffffffff81497a5f>] ? SyS_socket+0x9f/0xf0
[12840.837835] [<ffffffff815b7dae>] entry_SYSCALL_64_fastpath+0x12/0x6d
[12840.837846] INFO: task mission-control:1050 blocked for more than 120
seconds.
[12840.837848] Not tainted 4.4.10-1-ARCH #1
[12840.837850] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
[12840.837852] mission-control D ffff8800c096bc78 0 1050 940
0x00000000
[12840.837859] ffff8800c096bc78 0000000100000000 ffff8800b5aa6e00
ffff8802133d8dc0
[12840.837863] ffff8800c096c000 ffffffff818b7b04 ffff8802133d8dc0
00000000ffffffff
[12840.837867] ffffffff818b7b08 ffff8800c096bc90 ffffffff815b430c
ffffffff818b7b00
[12840.837871] Call Trace:
[12840.837878] [<ffffffff815b430c>] schedule+0x3c/0x90
[12840.837882] [<ffffffff815b46a5>] schedule_preempt_disabled+0x15/0x20
[12840.837886] [<ffffffff815b5b5e>] __mutex_lock_slowpath+0xce/0x140
[12840.837889] [<ffffffff815b5be7>] mutex_lock+0x17/0x30
[12840.837895] [<ffffffff814c5749>] rtnetlink_rcv+0x19/0x30
[12840.837899] [<ffffffff814e5cc8>] netlink_unicast+0x128/0x1d0
[12840.837904] [<ffffffff814e632d>] netlink_sendmsg+0x4ed/0x600
[12840.837909] [<ffffffff81497067>] sock_sendmsg+0x17/0x30
[12840.837913] [<ffffffff81498450>] SyS_sendto+0x140/0x190
[12840.837923] [<ffffffff811e1376>] ? vfs_read+0x86/0x130
[12840.837927] [<ffffffff811e211c>] ? SyS_read+0xac/0xc0
[12840.837933] [<ffffffff815b7dae>] entry_SYSCALL_64_fastpath+0x12/0x6d
[12840.837952] INFO: task Qt bearer threa:1124 blocked for more than 120
seconds.
[12840.837955] Not tainted 4.4.10-1-ARCH #1
[12840.837957] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
[12840.837959] Qt bearer threa D ffff8800bb26fc78 0 1124 999
0x00000000
[12840.837964] ffff8800bb26fc78 0000000000000008 ffff8801ebc60000
ffff88020fd50000
[12840.837968] ffff8800bb270000 ffffffff818b7b04 ffff88020fd50000
00000000ffffffff
[12840.837971] ffffffff818b7b08 ffff8800bb26fc90 ffffffff815b430c
ffffffff818b7b00
[12840.837975] Call Trace:
[12840.837981] [<ffffffff815b430c>] schedule+0x3c/0x90
[12840.837985] [<ffffffff815b46a5>] schedule_preempt_disabled+0x15/0x20
[12840.837987] [<ffffffff815b5b5e>] __mutex_lock_slowpath+0xce/0x140
[12840.837990] [<ffffffff815b5be7>] mutex_lock+0x17/0x30
[12840.837993] [<ffffffff814c5749>] rtnetlink_rcv+0x19/0x30
[12840.837997] [<ffffffff814e5cc8>] netlink_unicast+0x128/0x1d0
[12840.838001] [<ffffffff814e632d>] netlink_sendmsg+0x4ed/0x600
[12840.838005] [<ffffffff814e443c>] ? netlink_insert+0x1dc/0x370
[12840.838009] [<ffffffff81497067>] sock_sendmsg+0x17/0x30
[12840.838012] [<ffffffff81498450>] SyS_sendto+0x140/0x190
[12840.838015] [<ffffffff814981fa>] ? SyS_getsockname+0xaa/0xe0
[12840.838022] [<ffffffff81495165>] ? sock_alloc_file+0xa5/0x130
[12840.838027] [<ffffffff811fde45>] ? fd_install+0x25/0x30
[12840.838030] [<ffffffff81497a5f>] ? SyS_socket+0x9f/0xf0
[12840.838034] [<ffffffff815b7dae>] entry_SYSCALL_64_fastpath+0x12/0x6d
[12840.838075] INFO: task Qt bearer threa:1349 blocked for more than 120
seconds.
[12840.838082] Not tainted 4.4.10-1-ARCH #1
[12840.838083] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
[12840.838087] Qt bearer threa D ffff8801d8c93c78 0 1349 1108
0x00000000
[12840.838091] ffff8801d8c93c78 0000000000000008 ffff880212801b80
ffff8801d8cf3700
[12840.838094] ffff8801d8c94000 ffffffff818b7b04 ffff8801d8cf3700
00000000ffffffff
[12840.838099] ffffffff818b7b08 ffff8801d8c93c90 ffffffff815b430c
ffffffff818b7b00
[12840.838104] Call Trace:
[12840.838109] [<ffffffff815b430c>] schedule+0x3c/0x90
[12840.838114] [<ffffffff815b46a5>] schedule_preempt_disabled+0x15/0x20
[12840.838118] [<ffffffff815b5b5e>] __mutex_lock_slowpath+0xce/0x140
[12840.838120] [<ffffffff815b5be7>] mutex_lock+0x17/0x30
[12840.838123] [<ffffffff814c5749>] rtnetlink_rcv+0x19/0x30
[12840.838130] [<ffffffff814e5cc8>] netlink_unicast+0x128/0x1d0
[12840.838134] [<ffffffff814e632d>] netlink_sendmsg+0x4ed/0x600
[12840.838139] [<ffffffff814e443c>] ? netlink_insert+0x1dc/0x370
[12840.838142] [<ffffffff81497067>] sock_sendmsg+0x17/0x30
[12840.838146] [<ffffffff81498450>] SyS_sendto+0x140/0x190
[12840.838150] [<ffffffff814981fa>] ? SyS_getsockname+0xaa/0xe0
[12840.838155] [<ffffffff81495165>] ? sock_alloc_file+0xa5/0x130
[12840.838161] [<ffffffff811fde45>] ? fd_install+0x25/0x30
[12840.838164] [<ffffffff81497a5f>] ? SyS_socket+0x9f/0xf0
[12840.838169] [<ffffffff815b7dae>] entry_SYSCALL_64_fastpath+0x12/0x6d
[12840.838176] INFO: task Qt bearer threa:1356 blocked for more than 120
seconds.
[12840.838179] Not tainted 4.4.10-1-ARCH #1
[12840.838180] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
[12840.838183] Qt bearer threa D ffff8800a8487c78 0 1356 1108
0x00000000
[12840.838187] ffff8800a8487c78 0000000000000008 ffff8801d8cf6040
ffff8800aabf5280
[12840.838192] ffff8800a8488000 ffffffff818b7b04 ffff8800aabf5280
00000000ffffffff
[12840.838197] ffffffff818b7b08 ffff8800a8487c90 ffffffff815b430c
ffffffff818b7b00
[12840.838202] Call Trace:
[12840.838209] [<ffffffff815b430c>] schedule+0x3c/0x90
[12840.838213] [<ffffffff815b46a5>] schedule_preempt_disabled+0x15/0x20
[12840.838217] [<ffffffff815b5b5e>] __mutex_lock_slowpath+0xce/0x140
[12840.838220] [<ffffffff815b5be7>] mutex_lock+0x17/0x30
[12840.838223] [<ffffffff814c5749>] rtnetlink_rcv+0x19/0x30
[12840.838228] [<ffffffff814e5cc8>] netlink_unicast+0x128/0x1d0
[12840.838231] [<ffffffff814e632d>] netlink_sendmsg+0x4ed/0x600
[12840.838234] [<ffffffff814e443c>] ? netlink_insert+0x1dc/0x370
[12840.838238] [<ffffffff81497067>] sock_sendmsg+0x17/0x30
[12840.838240] [<ffffffff81498450>] SyS_sendto+0x140/0x190
[12840.838244] [<ffffffff814981fa>] ? SyS_getsockname+0xaa/0xe0
[12840.838248] [<ffffffff81495165>] ? sock_alloc_file+0xa5/0x130
[12840.838252] [<ffffffff811fde45>] ? fd_install+0x25/0x30
[12840.838255] [<ffffffff81497a5f>] ? SyS_socket+0x9f/0xf0
[12840.838260] [<ffffffff815b7dae>] entry_SYSCALL_64_fastpath+0x12/0x6d
[12840.838273] INFO: task Qt bearer threa:1361 blocked for more than 120
seconds.
[12840.838276] Not tainted 4.4.10-1-ARCH #1
[12840.838278] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
[12840.838280] Qt bearer threa D ffff8801d8c6bc78 0 1361 1108
0x00000000
[12840.838284] ffff8801d8c6bc78 0000000000000008 ffff8800aabf44c0
ffff8801d8cf6040
[12840.838287] ffff8801d8c6c000 ffffffff818b7b04 ffff8801d8cf6040
00000000ffffffff
[12840.838291] ffffffff818b7b08 ffff8801d8c6bc90 ffffffff815b430c
ffffffff818b7b00
[12840.838296] Call Trace:
[12840.838301] [<ffffffff815b430c>] schedule+0x3c/0x90
[12840.838305] [<ffffffff815b46a5>] schedule_preempt_disabled+0x15/0x20
[12840.838308] [<ffffffff815b5b5e>] __mutex_lock_slowpath+0xce/0x140
[12840.838312] [<ffffffff815b5be7>] mutex_lock+0x17/0x30
[12840.838315] [<ffffffff814c5749>] rtnetlink_rcv+0x19/0x30
[12840.838318] [<ffffffff814e5cc8>] netlink_unicast+0x128/0x1d0
[12840.838322] [<ffffffff814e632d>] netlink_sendmsg+0x4ed/0x600
[12840.838325] [<ffffffff814e443c>] ? netlink_insert+0x1dc/0x370
[12840.838328] [<ffffffff81497067>] sock_sendmsg+0x17/0x30
[12840.838332] [<ffffffff81498450>] SyS_sendto+0x140/0x190
[12840.838335] [<ffffffff814981fa>] ? SyS_getsockname+0xaa/0xe0
[12840.838340] [<ffffffff81495165>] ? sock_alloc_file+0xa5/0x130
[12840.838347] [<ffffffff811fde45>] ? fd_install+0x25/0x30
[12840.838350] [<ffffffff81497a5f>] ? SyS_socket+0x9f/0xf0
[12840.838355] [<ffffffff815b7dae>] entry_SYSCALL_64_fastpath+0x12/0x6d
Bus 002 Device 003: ID 0bda:8153 Realtek Semiconductor Corp.
Couldn't open device, some information will be missing
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 3.00
bDeviceClass 0
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 9
idVendor 0x0bda Realtek Semiconductor Corp.
idProduct 0x8153
bcdDevice 30.00
iManufacturer 1
iProduct 2
iSerial 3
bNumConfigurations 2
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 57
bNumInterfaces 1
bConfigurationValue 1
iConfiguration 0
bmAttributes 0xa0
(Bus Powered)
Remote Wakeup
MaxPower 36mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 3
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 0
iInterface 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x81 EP 1 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0400 1x 1024 bytes
bInterval 0
bMaxBurst 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x02 EP 2 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0400 1x 1024 bytes
bInterval 0
bMaxBurst 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x83 EP 3 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x0002 1x 2 bytes
bInterval 8
bMaxBurst 0
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 98
bNumInterfaces 2
bConfigurationValue 2
iConfiguration 0
bmAttributes 0xa0
(Bus Powered)
Remote Wakeup
MaxPower 36mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 1
bInterfaceClass 2 Communications
bInterfaceSubClass 6 Ethernet Networking
bInterfaceProtocol 0
iInterface 5
CDC Header:
bcdCDC 1.10
CDC Union:
bMasterInterface 0
bSlaveInterface 1
CDC Ethernet:
iMacAddress 3 (??)
bmEthernetStatistics 0x00000000
wMaxSegmentSize 1514
wNumberMCFilters 0x0000
bNumberPowerFilters 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x83 EP 3 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x0010 1x 16 bytes
bInterval 8
bMaxBurst 0
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 1
bAlternateSetting 0
bNumEndpoints 0
bInterfaceClass 10 CDC Data
bInterfaceSubClass 0
bInterfaceProtocol 0
iInterface 0
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 1
bAlternateSetting 1
bNumEndpoints 2
bInterfaceClass 10 CDC Data
bInterfaceSubClass 0
bInterfaceProtocol 0
iInterface 4
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x81 EP 1 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0400 1x 1024 bytes
bInterval 0
bMaxBurst 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x02 EP 2 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0400 1x 1024 bytes
bInterval 0
bMaxBurst 0
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