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From: syzbot <[email protected]>
To: [email protected], [email protected],
	[email protected], [email protected],
	[email protected]
Subject: Re: [syzbot] [io-uring?] KASAN: use-after-free Read in io_worker_get
Date: Tue, 14 Mar 2023 22:35:26 -0700	[thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>

syzbot suspects this issue was fixed by commit:

commit e6db6f9398dadcbc06318a133d4c44a2d3844e61
Author: Jens Axboe <[email protected]>
Date:   Sun Jan 8 17:39:17 2023 +0000

    io_uring/io-wq: only free worker if it was allocated for creation

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=108bc2e2c80000
start commit:   a689b938df39 Merge tag 'block-2023-01-06' of git://git.ker..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=33ad6720950f996d
dashboard link: https://syzkaller.appspot.com/bug?extid=55cc59267340fad29512
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1532ef72480000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=10b43f3a480000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: io_uring/io-wq: only free worker if it was allocated for creation

For information about bisection process see: https://goo.gl/tpsmEJ#bisection

  parent reply	other threads:[~2023-03-15  5:35 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-09  6:03 [syzbot] KASAN: use-after-free Read in io_worker_get syzbot
2023-01-09 13:08 ` Pavel Begunkov
2023-01-09 18:40   ` syzbot
2023-03-15  5:35 ` syzbot [this message]
2023-03-15 12:17   ` [syzbot] [io-uring?] " Aleksandr Nogikh

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