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* kernel panic: stack is corrupted in pointer
@ 2019-07-17  8:58 syzbot
  2019-07-23  7:38 ` Dmitry Vyukov
  0 siblings, 1 reply; 8+ messages in thread
From: syzbot @ 2019-07-17  8:58 UTC (permalink / raw)
  To: airlied, alexander.deucher, amd-gfx, ast, christian.koenig,
	daniel, david1.zhou, dri-devel, leo.liu, linux-kernel, netdev,
	syzkaller-bugs

Hello,

syzbot found the following crash on:

HEAD commit:    1438cde7 Add linux-next specific files for 20190716
git tree:       linux-next
console output: https://syzkaller.appspot.com/x/log.txt?x=13988058600000
kernel config:  https://syzkaller.appspot.com/x/.config?x=3430a151e1452331
dashboard link: https://syzkaller.appspot.com/bug?extid=79f5f028005a77ecb6bb
compiler:       gcc (GCC) 9.0.0 20181231 (experimental)
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=111fc8afa00000

The bug was bisected to:

commit 96a5d8d4915f3e241ebb48d5decdd110ab9c7dcf
Author: Leo Liu <leo.liu@amd.com>
Date:   Fri Jul 13 15:26:28 2018 +0000

     drm/amdgpu: Make sure IB tests flushed after IP resume

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=14a46200600000
final crash:    https://syzkaller.appspot.com/x/report.txt?x=16a46200600000
console output: https://syzkaller.appspot.com/x/log.txt?x=12a46200600000

IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+79f5f028005a77ecb6bb@syzkaller.appspotmail.com
Fixes: 96a5d8d4915f ("drm/amdgpu: Make sure IB tests flushed after IP  
resume")

Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in:  
pointer+0x702/0x750 lib/vsprintf.c:2187
Shutting down cpus with NMI
Kernel Offset: disabled


---
This bug 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@googlegroups.com.

syzbot will keep track of this bug report. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
syzbot can test patches for this bug, for details see:
https://goo.gl/tpsmEJ#testing-patches

^ permalink raw reply	[flat|nested] 8+ messages in thread

end of thread, other threads:[~2019-07-24 16:22 UTC | newest]

Thread overview: 8+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-07-17  8:58 kernel panic: stack is corrupted in pointer syzbot
2019-07-23  7:38 ` Dmitry Vyukov
2019-07-23 17:26   ` John Fastabend
2019-07-23 17:26     ` syzbot
2019-07-23 17:33       ` John Fastabend
2019-07-24  1:40         ` syzbot
2019-07-24  8:30     ` Dmitry Vyukov
2019-07-24 16:22       ` John Fastabend

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