Messages in this thread | | | Subject | Re: INFO: task hung in io_uring_cancel_sqpoll | From | Pavel Begunkov <> | Date | Fri, 30 Apr 2021 22:04:58 +0100 |
| |
On 4/30/21 7:34 PM, Pavel Begunkov wrote: > On 4/30/21 4:02 PM, Palash Oswal wrote: >> On Fri, Apr 30, 2021 at 8:03 PM Pavel Begunkov <asml.silence@gmail.com> wrote: >>> >>> On 4/30/21 3:21 PM, Palash Oswal wrote: >>>> On Thursday, March 18, 2021 at 9:40:21 PM UTC+5:30 syzbot wrote: >>>>> >>>>> Hello, >>>>> >>>>> syzbot found the following issue on: >>>>> >>>>> HEAD commit: 0d7588ab riscv: process: Fix no prototype for arch_dup_tas.. >>>>> git tree: git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes >>>>> console output: https://syzkaller.appspot.com/x/log.txt?x=12dde5aed00000 >>>>> kernel config: https://syzkaller.appspot.com/x/.config?x=81c0b708b31626cc >>>>> dashboard link: https://syzkaller.appspot.com/bug?extid=11bf59db879676f59e52 >>>>> userspace arch: riscv64 >>>>> CC: [asml.s...@gmail.com ax...@kernel.dk io-u...@vger.kernel.org linux-...@vger.kernel.org] >>>>> >>>>> Unfortunately, I don't have any reproducer for this issue yet. >>> >>> There was so many fixes in 5.12 after this revision, including sqpoll >>> cancellation related... Can you try something more up-to-date? Like >>> released 5.12 or for-next >>> >> >> The reproducer works for 5.12. >> >> I tested against the HEAD b1ef997bec4d5cf251bfb5e47f7b04afa49bcdfe >> commit on for-next tree >> https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git/?h=for-next >> and the reproducer fails. > > Can't reproduce. Does it hang as in the original's report dmesg? > Can you paste logs?
and `uname -r` if you could
> > #syz test: git://git.kernel.dk/linux-block io_uring-5.13 >
-- Pavel Begunkov
| |