Re: [syzbot] [io-uring?] WARNING in io_ring_exit_work

From: syzbot
Date: Mon May 29 2023 - 03:58:45 EST


syzbot suspects this issue was fixed by commit:

commit d808459b2e31bd5123a14258a7a529995db974c8
Author: Helge Deller <deller@xxxxxx>
Date: Thu Feb 16 08:09:38 2023 +0000

io_uring: Adjust mapping wrt architecture aliasing requirements

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=145bb249280000
start commit: 7c6984405241 Merge tag 'iommu-fixes-v6.2-rc3' of git://git..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=2b6ecad960fc703e
dashboard link: https://syzkaller.appspot.com/bug?extid=00e15cda746c5bc70e24
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15d5e97e480000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1407c8da480000

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

#syz fix: io_uring: Adjust mapping wrt architecture aliasing requirements

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