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Date: Sat, 9 Jan 2021 17:04:27 +0000 From: Pavel Begunkov <asml.silence@...il.com> To: syzbot <syzbot+99ed55100402022a6276@...kaller.appspotmail.com>, axboe@...nel.dk, io-uring@...r.kernel.org, linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, mingo@...nel.org, mingo@...hat.com, peterz@...radead.org, rostedt@...dmis.org, syzkaller-bugs@...glegroups.com, viro@...iv.linux.org.uk, will@...nel.org Subject: Re: BUG: unable to handle kernel paging request in percpu_ref_exit On 09/01/2021 17:01, syzbot wrote: > Hello, > > syzbot has tested the proposed patch and the reproducer did not trigger any issue: #syz fix: io_uring: Fix return value from alloc_fixed_file_ref_node > > Reported-and-tested-by: syzbot+99ed55100402022a6276@...kaller.appspotmail.com > > Tested on: > > commit: d9d05217 io_uring: stop SQPOLL submit on creator's death > git tree: git://git.kernel.dk/linux-block > kernel config: https://syzkaller.appspot.com/x/.config?x=2455d075a1c4afa8 > dashboard link: https://syzkaller.appspot.com/bug?extid=99ed55100402022a6276 > compiler: gcc (GCC) 10.1.0-syz 20200507 > > Note: testing is done by a robot and is best-effort only. > -- Pavel Begunkov
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