Re: [syzbot] INFO: task hung in io_ring_exit_work

2021-04-08 Thread syzbot
Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: INFO: task hung in io_ring_exit_work INFO: task kworker/u4:0:9 blocked for more than 143 seconds. Not tainted 5.12.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables thi

Re: [syzbot] INFO: task hung in io_ring_exit_work

2021-04-08 Thread Pavel Begunkov
On 08/04/2021 14:57, syzbot wrote: > Hello, > > syzbot has tested the proposed patch but the reproducer is still triggering > an issue: > INFO: task hung in io_ring_exit_work > > commit: 07c3d710 Revert "Revert "io_uring: wait potential ->releas.. Err, not right commit... #syz test: ht

Re: [syzbot] INFO: task hung in io_ring_exit_work

2021-04-08 Thread syzbot
Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: INFO: task hung in io_ring_exit_work INFO: task kworker/u4:1:25 blocked for more than 143 seconds. Not tainted 5.12.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables th

Re: [syzbot] INFO: task hung in io_ring_exit_work

2021-04-08 Thread Pavel Begunkov
On 08/04/2021 06:05, syzbot wrote: > Hello, > > syzbot has tested the proposed patch but the reproducer is still triggering > an issue: > INFO: task hung in io_ring_exit_work Ok, it's really fancy, we add task_work with TWA_SIGNAL to a guaranteed not exited/exec task, it succeeds, but the appare

Re: [syzbot] INFO: task hung in io_ring_exit_work

2021-04-07 Thread syzbot
Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: INFO: task hung in io_ring_exit_work INFO: task kworker/u4:0:9 blocked for more than 143 seconds. Not tainted 5.12.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables thi

Re: [syzbot] INFO: task hung in io_ring_exit_work

2021-04-07 Thread Pavel Begunkov
On 07/04/2021 20:51, Pavel Begunkov wrote: > On 05/04/2021 20:34, syzbot wrote: >> Hello, >> >> syzbot has tested the proposed patch but the reproducer is still triggering >> an issue: >> INFO: task hung in io_ring_exit_work > > Let's see if it's due to quiesce somehow being screwed. > > #syz te

Re: [syzbot] INFO: task hung in io_ring_exit_work

2021-04-07 Thread syzbot
Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: WARNING in kvm_wait [ cut here ] raw_local_irq_restore() called with IRQs enabled WARNING: CPU: 1 PID: 8751 at kernel/locking/irqflag-debug.c:10 warn_bogus_irq_restore+0x1d/0x20

Re: [syzbot] INFO: task hung in io_ring_exit_work

2021-04-07 Thread Pavel Begunkov
On 05/04/2021 20:34, syzbot wrote: > Hello, > > syzbot has tested the proposed patch but the reproducer is still triggering > an issue: > INFO: task hung in io_ring_exit_work Let's see if it's due to quiesce somehow being screwed. #syz test: https://github.com/isilence/linux.git syz_test > >

Re: [syzbot] INFO: task hung in io_ring_exit_work

2021-04-05 Thread syzbot
Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: INFO: task hung in io_ring_exit_work INFO: task kworker/u4:4:191 blocked for more than 143 seconds. Not tainted 5.12.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables t

Re: [syzbot] INFO: task hung in io_ring_exit_work

2021-04-05 Thread Pavel Begunkov
On 05/04/2021 10:16, syzbot wrote: > Hello, > > syzbot found the following issue on: > > HEAD commit:e49d033b Linux 5.12-rc6 > git tree: upstream > console output: https://syzkaller.appspot.com/x/log.txt?x=16217d16d0 > kernel config: https://syzkaller.appspot.com/x/.config?x=932046

[syzbot] INFO: task hung in io_ring_exit_work

2021-04-05 Thread syzbot
Hello, syzbot found the following issue on: HEAD commit:e49d033b Linux 5.12-rc6 git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=16217d16d0 kernel config: https://syzkaller.appspot.com/x/.config?x=9320464bf47598bd dashboard link: https://syzkaller.appspo