Messages in this thread | | | Date | Mon, 09 Jan 2023 09:56:18 -0800 | Subject | Re: [syzbot] KASAN: use-after-free Read in io_wq_worker_wake | From | syzbot <> |
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syzbot has bisected this issue to:
commit af82425c6a2d2f347c79b63ce74fca6dc6be157f Author: Jens Axboe <axboe@kernel.dk> Date: Mon Jan 2 23:49:46 2023 +0000
io_uring/io-wq: free worker if task_work creation is canceled
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12cda5d2480000 start commit: 1fe4fd6f5cad Merge tag 'xfs-6.2-fixes-2' of git://git.kern.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=11cda5d2480000 console output: https://syzkaller.appspot.com/x/log.txt?x=16cda5d2480000 kernel config: https://syzkaller.appspot.com/x/.config?x=8b79b14037065d92 dashboard link: https://syzkaller.appspot.com/bug?extid=b3ba2408ce0c74bb9230 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1388e5f2480000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=127f1aa4480000
Reported-by: syzbot+b3ba2408ce0c74bb9230@syzkaller.appspotmail.com Fixes: af82425c6a2d ("io_uring/io-wq: free worker if task_work creation is canceled")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
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