Hello,
syzbot found the following crash on:
HEAD commit: 509d1f0c294a Add linux-next specific files for 20180906
git tree: linux-next
console output: https://syzkaller.appspot.com/x/log.txt?x=157b857a400000
kernel config: https://syzkaller.appspot.com/x/.config?x=d1a648893bbc933
dashboard link: https://syzkaller.appspot.com/bug?extid=762a577f56cfb1574647
compiler: gcc (GCC) 8.0.1 20180413 (experimental)
Unfortunately, I don't have any reproducer for this crash yet.
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: [email protected]
kernel panic: VFS: Unable to mount root fs on unknown-block(8,1) driver: sd
0801 2096128 sda1 24d8ab2f-01
1f00 128 mtdblock0
(driver?)
Kernel panic - not syncing: VFS: Unable to mount root fs on
unknown-block(8,1)
CPU: 1 PID: 1 Comm: swapper/0 Not tainted 4.19.0-rc2-next-20180906+ #60
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113
panic+0x238/0x4e7 kernel/panic.c:184
mount_block_root+0x61f/0x71f init/do_mounts.c:442
mount_root+0x2d0/0x317 init/do_mounts.c:562
prepare_namespace+0x26c/0x2ab init/do_mounts.c:621
kernel_init_freeable+0x590/0x5ae init/main.c:1163
kernel_init+0x11/0x1b3 init/main.c:1063
ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:415
Dumping ftrace buffer:
(ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..
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