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From: syzbot <syzbot+762a577f56cfb1574647@syzkaller.appspotmail.com>
To: akpm@linux-foundation.org, alexander.levin@verizon.com,
	dhowells@redhat.com, linux-kernel@vger.kernel.org,
	linux@dominikbrodowski.net, luc.vanoostenryck@gmail.com,
	nikolaus.voss@loewensteinmedical.de, sfr@canb.auug.org.au,
	syzkaller-bugs@googlegroups.com
Subject: linux-next boot error (2)
Date: Thu, 06 Sep 2018 01:21:03 -0700	[thread overview]
Message-ID: <0000000000006082bd05752f92bb@google.com> (raw)

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: syzbot+762a577f56cfb1574647@syzkaller.appspotmail.com

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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             reply	other threads:[~2018-09-06  8:21 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-06  8:21 syzbot [this message]
2018-09-06  8:41 ` linux-next boot error (2) David Howells
2018-09-06  8:52   ` Dmitry Vyukov
2018-09-11 20:16     ` David Howells
2018-09-11 20:34       ` Stephen Rothwell
2018-09-11 21:24         ` David Howells
2018-11-21 13:32           ` Dmitry Vyukov
2018-11-27 10:25             ` David Howells
2018-11-27 10:38               ` Dmitry Vyukov

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