Messages in this thread | | | Date | Sat, 21 Dec 2019 00:43:01 -0800 | Subject | Re: WARNING in percpu_ref_exit (2) | From | syzbot <> |
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syzbot has bisected this bug to:
commit cbb537634780172137459dead490d668d437ef4d Author: Jens Axboe <axboe@kernel.dk> Date: Mon Dec 9 18:22:50 2019 +0000
io_uring: avoid ring quiesce for fixed file set unregister and update
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1118aac1e00000 start commit: 7ddd09fc Add linux-next specific files for 20191220 git tree: linux-next final crash: https://syzkaller.appspot.com/x/report.txt?x=1318aac1e00000 console output: https://syzkaller.appspot.com/x/log.txt?x=1518aac1e00000 kernel config: https://syzkaller.appspot.com/x/.config?x=f183b01c3088afc6 dashboard link: https://syzkaller.appspot.com/bug?extid=8c4a14856e657b43487c syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14b8f351e00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14b51925e00000
Reported-by: syzbot+8c4a14856e657b43487c@syzkaller.appspotmail.com Fixes: cbb537634780 ("io_uring: avoid ring quiesce for fixed file set unregister and update")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
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