Peter Zijlstra <peterz@xxxxxxxxxxxxx> writes: > On Thu, Aug 26, 2021 at 11:06:31AM +0200, Sven Schnelle wrote: >> [ 25.044234] [<00000001655b7534>] raw_spin_rq_lock_nested+0x5c/0xb8 >> [ 25.044241] [<00000001655d2cfc>] online_fair_sched_group+0x9c/0x1c0 >> [ 25.044248] [<00000001655e481c>] sched_autogroup_create_attach+0xdc/0x210 > > Does: > > https://lkml.kernel.org/r/162970967846.25758.333277155824309635.tip-bot2@tip-bot2 > > help? Indeed. Should have searched the ML before debugging... Feel free to add my Tested-by: Sven Schnelle <svens@xxxxxxxxxxxxx>