On Sat, Mar 23, 2019 at 2:56 PM Theodore Ts'o wrote:
>
> On Sat, Mar 23, 2019 at 08:16:36AM +0100, Dmitry Vyukov wrote:
> >
> > This is a lockdep-detected bug, but it is reproduced with very low
> > probability...
> >
> > I would expect that for lockdep it's only enough to trigger each path
> > in
On Sat, Mar 23, 2019 at 08:16:36AM +0100, Dmitry Vyukov wrote:
>
> This is a lockdep-detected bug, but it is reproduced with very low
> probability...
>
> I would expect that for lockdep it's only enough to trigger each path
> involved in the deadlock once. Why is it so hard to reproduce then? Is
/pub/scm/linux/kernel/git/tj/wq")
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection
This is a lockdep-detected bug, but it is reproduced with very low probability:
testing commit 270b77a0f30e7bc61a9081b86d74dbb62fa6a69d with gcc (GCC) 8.1.0
run #0: crashed: pos
syzbot has bisected this bug to:
commit 9022ada8ab6f1f1a932a3c93815061042e6548a5
Author: Linus Torvalds
Date: Fri Aug 24 20:16:36 2018 +
Merge branch 'for-4.19' of
git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1533
syzbot has found a reproducer for the following crash on:
HEAD commit:270b77a0f30e Merge tag 'drm-fixes-2018-10-20-1' of git://a..
git tree: upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=146f4ad940
kernel config: https://syzkaller.appspot.com/x/.config?x=b3f55c
syzbot has found a reproducer for the following crash on:
HEAD commit:fa520c47eaa1 fscache: Fix out of bound read in long cookie..
git tree: upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=130da8ee40
kernel config: https://syzkaller.appspot.com/x/.config?x=b3f55c
Hello,
syzbot found the following crash on:
HEAD commit:6d5d82417dd6 Add linux-next specific files for 20181016
git tree: linux-next
console output: https://syzkaller.appspot.com/x/log.txt?x=10c8e49540
kernel config: https://syzkaller.appspot.com/x/.config?x=4e55f86f01cf5131
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