On Mon, Feb 8, 2021 at 2:39 PM syzbot <syzbot+b22ad1a79afb8da726c5@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote: > > Hello, > > syzbot found the following issue on: > > HEAD commit: 8d374d0d Add linux-next specific files for 20210208 > git tree: linux-next > console output: https://syzkaller.appspot.com/x/log.txt?x=13de8a40d00000 > kernel config: https://syzkaller.appspot.com/x/.config?x=ced6adcf6aff98d6 > dashboard link: https://syzkaller.appspot.com/bug?extid=b22ad1a79afb8da726c5 > > IMPORTANT: if you fix the issue, please add the following tag to the commit: > Reported-by: syzbot+b22ad1a79afb8da726c5@xxxxxxxxxxxxxxxxxxxxxxxxx > > netconsole: network logging started > gtp: GTP module loaded (pdp ctx size 104 bytes) > rdma_rxe: loaded > cfg80211: Loading compiled-in X.509 certificates for regulatory database > cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' > ALSA device list: > #0: Dummy 1 > #1: Loopback 1 > #2: Virtual MIDI Card 1 > md: Waiting for all devices to be available before autodetect > md: If you don't use raid, use raid=noautodetect > md: Autodetecting RAID arrays. > md: autorun ... > md: ... autorun DONE. > VFS: Cannot open root device "sda1" or unknown-block(0,0): error -6 Has anything changed in linux-next related to block devices?... It was supposed to boot from a standard GCE VM disk, but it does not seem to be probed by the kernel (should be /dev/sda). > Please append a correct "root=" boot option; here are the available partitions: > 0100 4096 ram0 > (driver?) > 0101 4096 ram1 > (driver?) > 0102 4096 ram2 > (driver?) > 0103 4096 ram3 > (driver?) > 0104 4096 ram4 > (driver?) > 0105 4096 ram5 > (driver?) > 0106 4096 ram6 > (driver?) > 0107 4096 ram7 > (driver?) > 0108 4096 ram8 > (driver?) > 0109 4096 ram9 > (driver?) > 010a 4096 ram10 > (driver?) > 010b 4096 ram11 > (driver?) > 010c 4096 ram12 > (driver?) > 010d 4096 ram13 > (driver?) > 010e 4096 ram14 > (driver?) > 010f 4096 ram15 > (driver?) > 1f00 128 mtdblock0 > (driver?) > Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0) > CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.11.0-rc6-next-20210208-syzkaller #0 > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 > Call Trace: > __dump_stack lib/dump_stack.c:79 [inline] > dump_stack+0x107/0x163 lib/dump_stack.c:120 > panic+0x306/0x73d kernel/panic.c:231 > mount_block_root+0x3f8/0x4dd init/do_mounts.c:445 > mount_root+0x1af/0x1f5 init/do_mounts.c:561 > prepare_namespace+0x1ff/0x234 init/do_mounts.c:613 > kernel_init_freeable+0x671/0x689 init/main.c:1550 > kernel_init+0xd/0x1b8 init/main.c:1426 > ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 > Kernel Offset: disabled > Rebooting in 86400 seconds.. > > > --- > This report is generated by a bot. It may contain errors. > See https://goo.gl/tpsmEJ for more information about syzbot. > syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxx. > > syzbot will keep track of this issue. See: > https://goo.gl/tpsmEJ#status for how to communicate with syzbot. > > -- > You received this message because you are subscribed to the Google Groups "syzkaller-bugs" group. > To unsubscribe from this group and stop receiving emails from it, send an email to syzkaller-bugs+unsubscribe@xxxxxxxxxxxxxxxx. > To view this discussion on the web visit https://groups.google.com/d/msgid/syzkaller-bugs/0000000000003be5f605bad34c09%40google.com.
