On Wed, Oct 20, 2021 at 7:52 PM Ammar Faizi <ammar.faizi@xxxxxxxxxxxxxxxxxxxxx> wrote: > > Add kworker-hang test to reproduce this: > > [28335.037622] INFO: task kworker/u8:3:77596 blocked for more than 10 seconds. > [28335.037629] Tainted: G W OE 5.15.0-rc4-for-5.16-io-uring-00060-g4922ab639eb6 #4 > [28335.037637] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. > [28335.037642] task:kworker/u8:3 state:D stack: 0 pid:77596 ppid: 2 flags:0x00004000 > [28335.037650] Workqueue: events_unbound io_ring_exit_work Hi Jens, will you take this patch? If yes, I will spin the v3 because this one no longer applies since the test/Makefile changed. This kworker hang bug still lives in Linux 5.15 stable anyway. -- Ammar Faizi