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SubjectRe: [syzbot] KASAN: use-after-free Read in idr_for_each (2)
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syzbot suspects this issue was fixed by commit:

commit 61cf93700fe6359552848ed5e3becba6cd760efa
Author: Matthew Wilcox (Oracle) <willy@infradead.org>
Date: Mon Mar 8 14:16:16 2021 +0000

io_uring: Convert personality_idr to XArray

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=16f91b9ad00000
start commit: dd86e7fa Merge tag 'pci-v5.11-fixes-2' of git://git.kernel..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=e83e68d0a6aba5f6
dashboard link: https://syzkaller.appspot.com/bug?extid=12056a09a0311d758e60
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=174b80ef500000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=165522d4d00000

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

#syz fix: io_uring: Convert personality_idr to XArray

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

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