Messages in this thread | | | Date | Mon, 16 Nov 2020 11:32:50 +0100 | From | Oleksandr Natalenko <> | Subject | Re: WARNING at kernel/sched/core.c:2013 migration_cpu_stop+0x2e3/0x330 |
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On 16.11.2020 11:31, Valentin Schneider wrote: > On 16/11/20 10:27, Oleksandr Natalenko wrote: >> Hi. > [...] >> Not sure whether the check is legitimate, but FWIW I've managed to put >> a >> test task [1] (it spawns a lot of threads and applies affinity) into a >> permanent unkillable D state here: >> >> ``` >> [<0>] affine_move_task+0x2d3/0x620 >> [<0>] __set_cpus_allowed_ptr+0x164/0x210 >> [<0>] sched_setaffinity+0x21a/0x300 >> [<0>] __x64_sys_sched_setaffinity+0x8c/0xc0 >> [<0>] do_syscall_64+0x33/0x40 >> [<0>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 >> ``` > [...] >> >> I'm not positive about this being directly related to the original >> report, but I think it is still worth mentioning. >> > > Aye, thanks, that one should be fixed by: > > https://lore.kernel.org/r/20201113112414.2569-1-valentin.schneider@arm.com
Great, thanks, I'll pick it up now.
> >> Thanks. >> >> [1] https://gitlab.com/post-factum/burn_scheduler
-- Oleksandr Natalenko (post-factum)
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