kcompactd hotplug fail

2020-09-10 Thread peterz
Hi, While playing with hotplug, I ran into the below: [ 2305.676384] [ cut here ] [ 2305.681543] WARNING: CPU: 1 PID: 15 at kernel/sched/core.c:1924 __set_cpus_allowed_ptr+0x1bd/0x230 [ 2305.691540] Modules linked in: kvm_intel kvm irqbypass rapl intel_cstate

Re: kcompactd hotplug fail

2020-09-10 Thread Thomas Gleixner
On Thu, Sep 10 2020 at 16:10, peterz wrote: > While playing with hotplug, I ran into the below: > > [ 2305.676384] [ cut here ] > [ 2305.681543] WARNING: CPU: 1 PID: 15 at kernel/sched/core.c:1924 > __set_cpus_allowed_ptr+0x1bd/0x230 > [ 2305.821454]

Re: kcompactd hotplug fail

2020-09-10 Thread peterz
On Thu, Sep 10, 2020 at 04:10:06PM +0200, pet...@infradead.org wrote: > Hi, > > While playing with hotplug, I ran into the below: Ah, it could be I wrecked my kernel bad... :-( I'll let you know if I can reproduce this on a pristine kernel.

Re: kcompactd hotplug fail

2020-09-10 Thread peterz
On Thu, Sep 10, 2020 at 04:37:45PM +0200, pet...@infradead.org wrote: > On Thu, Sep 10, 2020 at 04:10:06PM +0200, pet...@infradead.org wrote: > > Hi, > > > > While playing with hotplug, I ran into the below: > > Ah, it could be I wrecked my kernel bad... :-( > > I'll let you know if I can