* Re: [syzbot] KASAN: use-after-free Read in move_expired_inodes (2)
[not found] ` <000000000000673b6305eac37e1f@google.com>
@ 2022-10-25 5:24 ` Eric Biggers
0 siblings, 0 replies; only message in thread
From: Eric Biggers @ 2022-10-25 5:24 UTC (permalink / raw)
To: Lukas Czerner
Cc: hirofumi, jack, linux-kernel, syzkaller-bugs, tytso, syzbot,
linux-ext4, linux-fsdevel
On Tue, Oct 11, 2022 at 07:57:23AM -0700, syzbot wrote:
> syzbot has bisected this issue to:
>
> commit cbfecb927f429a6fa613d74b998496bd71e4438a
> Author: Lukas Czerner <lczerner@redhat.com>
> Date: Thu Aug 25 10:06:57 2022 +0000
>
> fs: record I_DIRTY_TIME even if inode already has I_DIRTY_INODE
>
> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17e93452880000
> start commit: 493ffd6605b2 Merge tag 'ucount-rlimits-cleanups-for-v5.19'..
> git tree: upstream
> final oops: https://syzkaller.appspot.com/x/report.txt?x=14193452880000
> console output: https://syzkaller.appspot.com/x/log.txt?x=10193452880000
> kernel config: https://syzkaller.appspot.com/x/.config?x=d19f5d16783f901
> dashboard link: https://syzkaller.appspot.com/bug?extid=6ba92bd00d5093f7e371
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1724028a880000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17419234880000
>
> Reported-by: syzbot+6ba92bd00d5093f7e371@syzkaller.appspotmail.com
> Fixes: cbfecb927f42 ("fs: record I_DIRTY_TIME even if inode already has I_DIRTY_INODE")
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection
Lukas, are you looking into this?
- Eric
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2022-10-25 5:24 ` [syzbot] KASAN: use-after-free Read in move_expired_inodes (2) Eric Biggers
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