Messages in this thread | | | Date | Wed, 8 Dec 2021 18:14:01 +0000 | Subject | Re: [syzbot] KASAN: use-after-free Write in io_submit_one | From | Pavel Begunkov <> |
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On 12/8/21 05:04, syzbot wrote: > syzbot has bisected this issue to: > > commit 54a88eb838d37af930c9f19e1930a4fba6789cb5 > Author: Pavel Begunkov <asml.silence@gmail.com> > Date: Sat Oct 23 16:21:32 2021 +0000 > > block: add single bio async direct IO helper
Looks that's the same George reported yesterday, a fix is queued: https://git.kernel.dk/cgit/linux-block/commit/?h=block-5.16&id=75feae73a28020e492fbad2323245455ef69d687
#syz fix: block: fix single bio async DIO error handling
> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1615e2b9b00000 > start commit: 04fe99a8d936 Add linux-next specific files for 20211207 > git tree: linux-next > final oops: https://syzkaller.appspot.com/x/report.txt?x=1515e2b9b00000 > console output: https://syzkaller.appspot.com/x/log.txt?x=1115e2b9b00000 > kernel config: https://syzkaller.appspot.com/x/.config?x=4589399873466942 > dashboard link: https://syzkaller.appspot.com/bug?extid=3587cbbc6e1868796292 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17db884db00000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14e9eabdb00000 > > Reported-by: syzbot+3587cbbc6e1868796292@syzkaller.appspotmail.com > Fixes: 54a88eb838d3 ("block: add single bio async direct IO helper") > > For information about bisection process see: https://goo.gl/tpsmEJ#bisection >
-- Pavel Begunkov
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