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Message-ID: <853fb13d-7f4d-4280-9fd6-04c1c79e7a29@paulmck-laptop> Date: Tue, 8 Oct 2024 15:34:57 -0700 From: "Paul E. McKenney" <paulmck@...nel.org> To: Peter Zijlstra <peterz@...radead.org> Cc: vschneid@...hat.com, linux-kernel@...r.kernel.org, sfr@...b.auug.org.au, linux-next@...r.kernel.org, kernel-team@...a.com Subject: Re: [BUG almost bisected] Splat in dequeue_rt_stack() and build error On Tue, Oct 08, 2024 at 09:24:11AM -0700, Paul E. McKenney wrote: > On Tue, Oct 08, 2024 at 01:11:50PM +0200, Peter Zijlstra wrote: > > On Sun, Oct 06, 2024 at 01:44:53PM -0700, Paul E. McKenney wrote: > > > > > With your patch, I got 24 failures out of 100 TREE03 runs of 18 hours > > > each. The failures were different, though, mostly involving boost > > > failures in which RCU priority boosting didn't actually result in the > > > low-priority readers getting boosted. > > > > Somehow I feel this is progress, albeit very minor :/ > > > > > There were also a number of "sched: DL replenish lagged too much" > > > messages, but it looks like this was a symptom of the ftrace dump. > > > > > > Given that this now involves priority boosting, I am trying 400*TREE03 > > > with each guest OS restricted to four CPUs to see if that makes things > > > happen more quickly, and will let you know how this goes. > > And this does seem to make things happen more quickly, but including > an RCU splat. So... > > > > Any other debug I should apply? > > > > The sched_pi_setprio tracepoint perhaps? > > I will give it a shot, thank you! And the ftrace output is shown below. > > I've read all the RCU_BOOST and rtmutex code (once again), and I've been > > running pi_stress with --sched id=low,policy=other to ensure the code > > paths in question are taken. But so far so very nothing :/ > > > > (Noting that both RCU_BOOST and PI futexes use the same rt_mutex / PI API) > > > > You know RCU_BOOST better than me.. then again, it is utterly weird this > > is apparently affected. I've gotta ask, a kernel with my patch on and > > additionally flipping kernel/sched/features.h:SCHED_FEAT(DELAY_DEQUEUE, > > false) functions as expected? > > I will try that after the sched_pi_setprio tracepoint (presumably both). And trying this now. Thanx, Paul ------------------------------------------------------------------------ [10611.834143] Dumping ftrace buffer: [10611.834561] --------------------------------- [10611.835048] CPU:1 [LOST 16689746 EVENTS] [10611.835048] rcu_tort-70 1dNh3. 10607789211us : sched_wakeup: comm=rcu_torture_fak pid=65 prio=139 target_cpu=001 [10611.836636] rcu_tort-70 1d..2. 10607789214us : sched_switch: prev_comm=rcu_torture_rea prev_pid=70 prev_prio=139 prev_state=R+ ==> next_comm=rcu_torture_fak next_pid=65 next_prio=139 [10611.838442] rcu_tort-65 1d..2. 10607789216us : sched_switch: prev_comm=rcu_torture_fak prev_pid=65 prev_prio=139 prev_state=I ==> next_comm=rcu_torture_rea next_pid=70 next_prio=139 [10611.840241] rcu_tort-70 1dNh3. 10607789717us : sched_wakeup: comm=rcuc/1 pid=25 prio=97 target_cpu=001 [10611.841300] rcu_tort-70 1dN.3. 10607789720us : sched_wakeup: comm=ksoftirqd/1 pid=26 prio=97 target_cpu=001 [10611.842407] rcu_tort-70 1d..2. 10607789722us : sched_switch: prev_comm=rcu_torture_rea prev_pid=70 prev_prio=139 prev_state=R+ ==> next_comm=rcuc/1 next_pid=25 next_prio=97 [10611.844154] rcuc/1-25 1d..2. 10607789726us : sched_switch: prev_comm=rcuc/1 prev_pid=25 prev_prio=97 prev_state=S ==> next_comm=ksoftirqd/1 next_pid=26 next_prio=97 [10611.845811] ksoftirq-26 1d..2. 10607789728us : sched_switch: prev_comm=ksoftirqd/1 prev_pid=26 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_rea next_pid=71 next_prio=139 [10611.847613] rcu_tort-71 1d..2. 10607790926us : sched_switch: prev_comm=rcu_torture_rea prev_pid=71 prev_prio=139 prev_state=R+ ==> next_comm=rcu_torture_rea next_pid=70 next_prio=139 [10611.849423] rcu_tort-70 1dN.5. 10607790929us : sched_wakeup: comm=rcu_preempt pid=16 prio=97 target_cpu=001 [10611.850541] rcu_tort-70 1d..2. 10607790931us : sched_switch: prev_comm=rcu_torture_rea prev_pid=70 prev_prio=139 prev_state=R+ ==> next_comm=rcu_preempt next_pid=16 next_prio=97 [10611.852290] rcu_pree-16 1d..2. 10607790934us : sched_switch: prev_comm=rcu_preempt prev_pid=16 prev_prio=97 prev_state=I ==> next_comm=rcu_torture_rea next_pid=70 next_prio=139 [10611.854025] rcu_tort-70 1d..2. 10607791171us : sched_switch: prev_comm=rcu_torture_rea prev_pid=70 prev_prio=139 prev_state=R+ ==> next_comm=rcu_exp_par_gp_ next_pid=18 next_prio=97 [10611.855867] rcu_exp_-18 1d..2. 10607791180us : sched_switch: prev_comm=rcu_exp_par_gp_ prev_pid=18 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_rea next_pid=70 next_prio=139 [10611.857681] rcu_tort-70 1d..2. 10607791187us : sched_switch: prev_comm=rcu_torture_rea prev_pid=70 prev_prio=139 prev_state=R+ ==> next_comm=rcub/1 next_pid=17 next_prio=97 [10611.859412] rcub/1-17 1d..3. 10607791189us : sched_pi_setprio: comm=rcu_torture_rea pid=71 oldprio=139 newprio=97 [10611.860594] rcub/1-17 1d..2. 10607791194us : sched_switch: prev_comm=rcub/1 prev_pid=17 prev_prio=97 prev_state=D ==> next_comm=rcu_torture_rea next_pid=71 next_prio=97 [10611.862281] rcu_tort-71 1dN.4. 10607791203us : sched_pi_setprio: comm=rcu_torture_rea pid=71 oldprio=97 newprio=139 [10611.863467] rcu_tort-71 1dN.5. 10607791206us : sched_wakeup: comm=rcub/1 pid=17 prio=97 target_cpu=001 [10611.864532] rcu_tort-71 1d..2. 10607791207us : sched_switch: prev_comm=rcu_torture_rea prev_pid=71 prev_prio=139 prev_state=R+ ==> next_comm=rcub/1 next_pid=17 next_prio=97 [10611.866247] rcub/1-17 1d..2. 10607791209us : sched_switch: prev_comm=rcub/1 prev_pid=17 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_rea next_pid=70 next_prio=139 [10611.867939] rcu_tort-70 1dNh3. 10607791718us : sched_wakeup: comm=rcuc/1 pid=25 prio=97 target_cpu=001 [10611.869003] rcu_tort-70 1d..2. 10607791722us : sched_switch: prev_comm=rcu_torture_rea prev_pid=70 prev_prio=139 prev_state=R+ ==> next_comm=rcuc/1 next_pid=25 next_prio=97 [10611.870714] rcuc/1-25 1D..4. 10607791725us : sched_wakeup: comm=rcu_torture_fak pid=67 prio=139 target_cpu=001 [10611.871889] rcuc/1-25 1d..2. 10607791727us : sched_switch: prev_comm=rcuc/1 prev_pid=25 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_fak next_pid=67 next_prio=139 [10611.873607] rcu_tort-67 1d..2. 10607791730us : sched_switch: prev_comm=rcu_torture_fak prev_pid=67 prev_prio=139 prev_state=I ==> next_comm=rcu_torture_rea next_pid=70 next_prio=139 [10611.875411] rcu_tort-70 1dNh4. 10607792268us : sched_wakeup: comm=torture_onoff pid=80 prio=120 target_cpu=001 [10611.876557] rcu_tort-70 1d..2. 10607792273us : sched_switch: prev_comm=rcu_torture_rea prev_pid=70 prev_prio=139 prev_state=R+ ==> next_comm=torture_onoff next_pid=80 next_prio=120 [10611.878372] torture_-80 1d..2. 10607792285us : sched_switch: prev_comm=torture_onoff prev_pid=80 prev_prio=120 prev_state=D ==> next_comm=rcu_torture_rea next_pid=71 next_prio=139 [10611.880164] rcu_tort-71 1d..2. 10607792776us : sched_switch: prev_comm=rcu_torture_rea prev_pid=71 prev_prio=139 prev_state=R+ ==> next_comm=rcu_preempt next_pid=16 next_prio=97 [10611.881932] rcu_pree-16 1d..2. 10607792780us : sched_switch: prev_comm=rcu_preempt prev_pid=16 prev_prio=97 prev_state=I ==> next_comm=rcu_torture_rea next_pid=71 next_prio=139 [10611.883704] rcu_tort-71 1d..2. 10607793384us : sched_switch: prev_comm=rcu_torture_rea prev_pid=71 prev_prio=139 prev_state=R+ ==> next_comm=rcu_torture_rea next_pid=70 next_prio=139 [10611.885531] rcu_tort-70 1DNh3. 10607793717us : sched_wakeup: comm=rcuc/1 pid=25 prio=97 target_cpu=001 [10611.886718] rcu_tort-70 1d..2. 10607793721us : sched_switch: prev_comm=rcu_torture_rea prev_pid=70 prev_prio=139 prev_state=R+ ==> next_comm=rcuc/1 next_pid=25 next_prio=97 [10611.888440] rcuc/1-25 1d..2. 10607793724us : sched_switch: prev_comm=rcuc/1 prev_pid=25 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_rea next_pid=70 next_prio=139 [10611.890155] rcu_tort-70 1dNh3. 10607794403us : sched_wakeup: comm=rcu_torture_fak pid=66 prio=139 target_cpu=001 [10611.891349] rcu_tort-70 1d..2. 10607794406us : sched_switch: prev_comm=rcu_torture_rea prev_pid=70 prev_prio=139 prev_state=R+ ==> next_comm=rcu_torture_fak next_pid=66 next_prio=139 [10611.893184] rcu_tort-66 1d..5. 10607794408us : sched_wakeup: comm=kworker/1:2 pid=17058 prio=120 target_cpu=001 [10611.894365] rcu_tort-66 1d..2. 10607794410us : sched_switch: prev_comm=rcu_torture_fak prev_pid=66 prev_prio=139 prev_state=I ==> next_comm=kworker/1:2 next_pid=17058 next_prio=120 [10611.896169] kworker/-17058 1d..2. 10607794418us : sched_switch: prev_comm=kworker/1:2 prev_pid=17058 prev_prio=120 prev_state=D ==> next_comm=rcu_torture_rea next_pid=71 next_prio=139 [10611.897961] rcu_tort-71 1d..2. 10607794445us : sched_switch: prev_comm=rcu_torture_rea prev_pid=71 prev_prio=139 prev_state=R+ ==> next_comm=rcu_exp_par_gp_ next_pid=18 next_prio=97 [10611.899770] rcu_exp_-18 1d..2. 10607794455us : sched_switch: prev_comm=rcu_exp_par_gp_ prev_pid=18 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_rea next_pid=71 next_prio=139 [10611.901564] rcu_tort-71 1d..2. 10607794462us : sched_switch: prev_comm=rcu_torture_rea prev_pid=71 prev_prio=139 prev_state=R+ ==> next_comm=rcu_torture_rea next_pid=69 next_prio=97 [10611.903370] rcu_tort-69 1dN.4. 10607794467us : sched_pi_setprio: comm=rcu_torture_rea pid=69 oldprio=97 newprio=139 [10611.904560] rcu_tort-69 1d..2. 10607794475us : sched_switch: prev_comm=rcu_torture_rea prev_pid=69 prev_prio=139 prev_state=R+ ==> next_comm=rcub/1 next_pid=17 next_prio=97 [10611.906279] rcub/1-17 1d..3. 10607794479us : sched_pi_setprio: comm=rcu_torture_rea pid=70 oldprio=139 newprio=97 [10611.907467] rcub/1-17 1d..2. 10607794484us : sched_switch: prev_comm=rcub/1 prev_pid=17 prev_prio=97 prev_state=D ==> next_comm=rcu_torture_rea next_pid=70 next_prio=97 [10611.909164] rcu_tort-70 1dN.4. 10607794493us : sched_pi_setprio: comm=rcu_torture_rea pid=70 oldprio=97 newprio=139 [10611.910354] rcu_tort-70 1dN.5. 10607794495us : sched_wakeup: comm=rcub/1 pid=17 prio=97 target_cpu=001 [10611.911434] rcu_tort-70 1d..2. 10607794496us : sched_switch: prev_comm=rcu_torture_rea prev_pid=70 prev_prio=139 prev_state=R+ ==> next_comm=rcub/1 next_pid=17 next_prio=97 [10611.913150] rcub/1-17 1d..2. 10607794498us : sched_switch: prev_comm=rcub/1 prev_pid=17 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_rea next_pid=71 next_prio=139 [10611.914855] rcu_tort-71 1d..2. 10607794518us : sched_switch: prev_comm=rcu_torture_rea prev_pid=71 prev_prio=139 prev_state=R+ ==> next_comm=kworker/1:2 next_pid=17058 next_prio=120 [10611.916657] kworker/-17058 1d..2. 10607794525us : sched_switch: prev_comm=kworker/1:2 prev_pid=17058 prev_prio=120 prev_state=D ==> next_comm=rcu_torture_rea next_pid=71 next_prio=139 [10611.918449] rcu_tort-71 1d..2. 10607794537us : sched_switch: prev_comm=rcu_torture_rea prev_pid=71 prev_prio=139 prev_state=R+ ==> next_comm=rcu_exp_par_gp_ next_pid=18 next_prio=97 [10611.920251] rcu_exp_-18 1d..2. 10607794545us : sched_switch: prev_comm=rcu_exp_par_gp_ prev_pid=18 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_rea next_pid=71 next_prio=139 [10611.922041] rcu_tort-71 1d..2. 10607794550us : sched_switch: prev_comm=rcu_torture_rea prev_pid=71 prev_prio=139 prev_state=R+ ==> next_comm=rcub/1 next_pid=17 next_prio=97 [10611.923767] rcub/1-17 1d..2. 10607794552us : sched_switch: prev_comm=rcub/1 prev_pid=17 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_rea next_pid=71 next_prio=139 [10611.925478] rcu_tort-71 1d..2. 10607794560us : sched_switch: prev_comm=rcu_torture_rea prev_pid=71 prev_prio=139 prev_state=R+ ==> next_comm=kworker/1:2 next_pid=17058 next_prio=120 [10611.927276] kworker/-17058 1d..2. 10607794562us : sched_switch: prev_comm=kworker/1:2 prev_pid=17058 prev_prio=120 prev_state=I ==> next_comm=rcu_torture_rea next_pid=71 next_prio=139 [10611.929049] rcu_tort-71 1d..2. 10607794747us : sched_switch: prev_comm=rcu_torture_rea prev_pid=71 prev_prio=139 prev_state=R+ ==> next_comm=rcu_preempt next_pid=16 next_prio=97 [10611.930807] rcu_pree-16 1d..2. 10607794752us : sched_switch: prev_comm=rcu_preempt prev_pid=16 prev_prio=97 prev_state=I ==> next_comm=rcu_torture_rea next_pid=71 next_prio=139 [10611.932585] rcu_tort-71 1DNh5. 10607795806us : sched_wakeup: comm=rcuc/1 pid=25 prio=97 target_cpu=001 [10611.933652] rcu_tort-71 1d..2. 10607795819us : sched_switch: prev_comm=rcu_torture_rea prev_pid=71 prev_prio=139 prev_state=R+ ==> next_comm=rcu_exp_par_gp_ next_pid=18 next_prio=97 [10611.935442] rcu_exp_-18 1d..2. 10607795826us : sched_switch: prev_comm=rcu_exp_par_gp_ prev_pid=18 prev_prio=97 prev_state=S ==> next_comm=rcuc/1 next_pid=25 next_prio=97 [10611.937143] rcuc/1-25 1d..2. 10607795829us : sched_switch: prev_comm=rcuc/1 prev_pid=25 prev_prio=97 prev_state=S ==> next_comm=cpuhp/1 next_pid=23 next_prio=120 [10611.938772] cpuhp/1-23 1d..2. 10607795835us : sched_switch: prev_comm=cpuhp/1 prev_pid=23 prev_prio=120 prev_state=D ==> next_comm=rcu_torture_rea next_pid=69 next_prio=139 [10611.940497] rcu_tort-69 1dN.6. 10607795838us : sched_wakeup: comm=migration/1 pid=24 prio=0 target_cpu=001 [10611.941606] rcu_tort-69 1d..2. 10607795839us : sched_switch: prev_comm=rcu_torture_rea prev_pid=69 prev_prio=139 prev_state=R+ ==> next_comm=migration/1 next_pid=24 next_prio=0 [10611.943359] migratio-24 1d..2. 10607795850us : sched_switch: prev_comm=migration/1 prev_pid=24 prev_prio=0 prev_state=S ==> next_comm=rcu_torture_rea next_pid=71 next_prio=139 [10611.945763] rcu_tort-71 1dN.6. 10607795851us : sched_wakeup: comm=migration/1 pid=24 prio=0 target_cpu=001 [10611.947438] rcu_tort-71 1d..2. 10607795852us : sched_switch: prev_comm=rcu_torture_rea prev_pid=71 prev_prio=139 prev_state=R+ ==> next_comm=migration/1 next_pid=24 next_prio=0 [10611.949813] migratio-24 1d..4. 10607795854us : dl_server_stop <-dequeue_entities [10611.950703] migratio-24 1d..2. 10607795859us : sched_switch: prev_comm=migration/1 prev_pid=24 prev_prio=0 prev_state=S ==> next_comm=swapper/1 next_pid=0 next_prio=120 [10611.952391] <idle>-0 1d.h4. 10607796329us : sched_wakeup: comm=rcu_torture_rea pid=71 prio=139 target_cpu=003 [10611.953557] <idle>-0 1dNh4. 10607797725us : sched_wakeup: comm=rcuc/1 pid=25 prio=97 target_cpu=001 [10611.954631] <idle>-0 1d..2. 10607797729us : sched_switch: prev_comm=swapper/1 prev_pid=0 prev_prio=120 prev_state=R ==> next_comm=rcuc/1 next_pid=25 next_prio=97 [10611.956280] rcuc/1-25 1d..2. 10607797732us : sched_switch: prev_comm=rcuc/1 prev_pid=25 prev_prio=97 prev_state=S ==> next_comm=swapper/1 next_pid=0 next_prio=120 [10611.957915] <idle>-0 1d.h4. 10607798540us : sched_wakeup: comm=rcu_torture_fak pid=65 prio=139 target_cpu=003 [10611.959081] <idle>-0 1dNh4. 10607798723us : sched_wakeup: comm=rcuc/1 pid=25 prio=97 target_cpu=001 [10611.960162] <idle>-0 1d..2. 10607798726us : sched_switch: prev_comm=swapper/1 prev_pid=0 prev_prio=120 prev_state=R ==> next_comm=rcuc/1 next_pid=25 next_prio=97 [10611.961800] rcuc/1-25 1d..2. 10607798728us : sched_switch: prev_comm=rcuc/1 prev_pid=25 prev_prio=97 prev_state=S ==> next_comm=swapper/1 next_pid=0 next_prio=120 [10611.963453] <idle>-0 1d.h4. 10607798758us : sched_wakeup: comm=rcu_torture_fak pid=67 prio=139 target_cpu=003 [10611.964626] <idle>-0 1dN.4. 10607799726us : sched_wakeup: comm=ksoftirqd/1 pid=26 prio=97 target_cpu=001 [10611.965757] <idle>-0 1d..2. 10607799727us : sched_switch: prev_comm=swapper/1 prev_pid=0 prev_prio=120 prev_state=R ==> next_comm=ksoftirqd/1 next_pid=26 next_prio=97 [10611.967444] ksoftirq-26 1d..2. 10607799729us : sched_switch: prev_comm=ksoftirqd/1 prev_pid=26 prev_prio=97 prev_state=S ==> next_comm=swapper/1 next_pid=0 next_prio=120 [10611.969146] <idle>-0 1d.h4. 10607808780us : sched_wakeup: comm=rcu_torture_fak pid=66 prio=139 target_cpu=003 [10611.970315] <idle>-0 1dN.4. 10608035728us : sched_wakeup: comm=ksoftirqd/1 pid=26 prio=97 target_cpu=001 [10611.971442] <idle>-0 1d..2. 10608035730us : sched_switch: prev_comm=swapper/1 prev_pid=0 prev_prio=120 prev_state=R ==> next_comm=ksoftirqd/1 next_pid=26 next_prio=97 [10611.973138] ksoftirq-26 1d..2. 10608035734us : sched_switch: prev_comm=ksoftirqd/1 prev_pid=26 prev_prio=97 prev_state=S ==> next_comm=swapper/1 next_pid=0 next_prio=120 [10611.974829] <idle>-0 1dNh4. 10608098728us : sched_wakeup: comm=rcuc/1 pid=25 prio=97 target_cpu=001 [10611.975903] <idle>-0 1d..2. 10608098733us : sched_switch: prev_comm=swapper/1 prev_pid=0 prev_prio=120 prev_state=R ==> next_comm=rcuc/1 next_pid=25 next_prio=97 [10611.977556] rcuc/1-25 1d..2. 10608098739us : sched_switch: prev_comm=rcuc/1 prev_pid=25 prev_prio=97 prev_state=S ==> next_comm=swapper/1 next_pid=0 next_prio=120 [10611.979216] <idle>-0 1dNh4. 10608099736us : sched_wakeup: comm=rcuc/1 pid=25 prio=97 target_cpu=001 [10611.980289] <idle>-0 1d..2. 10608099744us : sched_switch: prev_comm=swapper/1 prev_pid=0 prev_prio=120 prev_state=R ==> next_comm=rcuc/1 next_pid=25 next_prio=97 [10611.981927] rcuc/1-25 1d..2. 10608099753us : sched_switch: prev_comm=rcuc/1 prev_pid=25 prev_prio=97 prev_state=S ==> next_comm=swapper/1 next_pid=0 next_prio=120 [10611.983576] <idle>-0 1dNh4. 10608100771us : sched_wakeup: comm=rcuc/1 pid=25 prio=97 target_cpu=001 [10611.984649] <idle>-0 1d..2. 10608100774us : sched_switch: prev_comm=swapper/1 prev_pid=0 prev_prio=120 prev_state=R ==> next_comm=rcuc/1 next_pid=25 next_prio=97 [10611.986360] rcuc/1-25 1D..5. 10608100779us : dl_server_start <-enqueue_task_fair [10611.987249] rcuc/1-25 1DN.4. 10608100781us : sched_wakeup: comm=cpuhp/1 pid=23 prio=120 target_cpu=001 [10611.988339] rcuc/1-25 1d..2. 10608100784us : sched_switch: prev_comm=rcuc/1 prev_pid=25 prev_prio=97 prev_state=S ==> next_comm=cpuhp/1 next_pid=23 next_prio=120 [10611.989984] cpuhp/1-23 1dNh4. 10608101849us : sched_wakeup: comm=rcuc/1 pid=25 prio=97 target_cpu=001 [10611.991130] cpuhp/1-23 1d..2. 10608101862us : sched_switch: prev_comm=cpuhp/1 prev_pid=23 prev_prio=120 prev_state=R+ ==> next_comm=rcuc/1 next_pid=25 next_prio=97 [10611.992756] rcuc/1-25 1d..2. 10608101873us : sched_switch: prev_comm=rcuc/1 prev_pid=25 prev_prio=97 prev_state=S ==> next_comm=cpuhp/1 next_pid=23 next_prio=120 [10611.994388] cpuhp/1-23 1d..3. 10608101878us : dl_server_stop <-dequeue_entities [10611.995253] cpuhp/1-23 1d..2. 10608101882us : sched_switch: prev_comm=cpuhp/1 prev_pid=23 prev_prio=120 prev_state=D ==> next_comm=swapper/1 next_pid=0 next_prio=120 [10611.996901] <idle>-0 1d..2. 10608102674us : sched_switch: prev_comm=swapper/1 prev_pid=0 prev_prio=120 prev_state=R ==> next_comm=cpuhp/1 next_pid=23 next_prio=120 [10611.998558] cpuhp/1-23 1d..3. 10608102700us : dl_server_stop <-dequeue_entities [10611.999419] cpuhp/1-23 1d..2. 10608102706us : sched_switch: prev_comm=cpuhp/1 prev_pid=23 prev_prio=120 prev_state=D ==> next_comm=swapper/1 next_pid=0 next_prio=120 [10612.001066] <idle>-0 1dNh4. 10608102724us : sched_wakeup: comm=rcuc/1 pid=25 prio=97 target_cpu=001 [10612.002181] <idle>-0 1d..2. 10608102728us : sched_switch: prev_comm=swapper/1 prev_pid=0 prev_prio=120 prev_state=R ==> next_comm=rcuc/1 next_pid=25 next_prio=97 [10612.003853] rcuc/1-25 1d..2. 10608102732us : sched_switch: prev_comm=rcuc/1 prev_pid=25 prev_prio=97 prev_state=S ==> next_comm=swapper/1 next_pid=0 next_prio=120 [10612.005493] <idle>-0 1d..2. 10608102776us : sched_switch: prev_comm=swapper/1 prev_pid=0 prev_prio=120 prev_state=R ==> next_comm=cpuhp/1 next_pid=23 next_prio=120 [10612.007148] cpuhp/1-23 1d..3. 10608102808us : dl_server_stop <-dequeue_entities [10612.008002] cpuhp/1-23 1d..2. 10608102809us : sched_switch: prev_comm=cpuhp/1 prev_pid=23 prev_prio=120 prev_state=D ==> next_comm=swapper/1 next_pid=0 next_prio=120 [10612.009655] <idle>-0 1d..2. 10608102835us : sched_switch: prev_comm=swapper/1 prev_pid=0 prev_prio=120 prev_state=R ==> next_comm=cpuhp/1 next_pid=23 next_prio=120 [10612.011308] cpuhp/1-23 1dN.3. 10608102923us : sched_wakeup: comm=ksoftirqd/1 pid=26 prio=97 target_cpu=001 [10612.012417] cpuhp/1-23 1d..2. 10608102925us : sched_switch: prev_comm=cpuhp/1 prev_pid=23 prev_prio=120 prev_state=R+ ==> next_comm=ksoftirqd/1 next_pid=26 next_prio=97 [10612.014095] ksoftirq-26 1d..2. 10608102927us : sched_switch: prev_comm=ksoftirqd/1 prev_pid=26 prev_prio=97 prev_state=P ==> next_comm=cpuhp/1 next_pid=23 next_prio=120 [10612.015775] cpuhp/1-23 1dN.3. 10608102928us : sched_wakeup: comm=rcuc/1 pid=25 prio=97 target_cpu=001 [10612.016842] cpuhp/1-23 1d..2. 10608102929us : sched_switch: prev_comm=cpuhp/1 prev_pid=23 prev_prio=120 prev_state=R+ ==> next_comm=rcuc/1 next_pid=25 next_prio=97 [10612.018483] rcuc/1-25 1d..2. 10608102930us : sched_switch: prev_comm=rcuc/1 prev_pid=25 prev_prio=97 prev_state=P ==> next_comm=cpuhp/1 next_pid=23 next_prio=120 [10612.020125] cpuhp/1-23 1d..3. 10608102936us : dl_server_stop <-dequeue_entities [10612.020980] cpuhp/1-23 1d..2. 10608102937us : sched_switch: prev_comm=cpuhp/1 prev_pid=23 prev_prio=120 prev_state=S ==> next_comm=swapper/1 next_pid=0 next_prio=120 [10612.022639] <idle>-0 1d..2. 10608102952us : sched_switch: prev_comm=swapper/1 prev_pid=0 prev_prio=120 prev_state=R ==> next_comm=cpuhp/1 next_pid=23 next_prio=120 [10612.024297] cpuhp/1-23 1d..3. 10608102956us : dl_server_stop <-dequeue_entities [10612.025159] cpuhp/1-23 1d..2. 10608102957us : sched_switch: prev_comm=cpuhp/1 prev_pid=23 prev_prio=120 prev_state=P ==> next_comm=swapper/1 next_pid=0 next_prio=120 [10612.026812] <idle>-0 1d..2. 10608102968us : sched_switch: prev_comm=swapper/1 prev_pid=0 prev_prio=120 prev_state=R ==> next_comm=migration/1 next_pid=24 next_prio=0 [10612.028498] CPU:0 [LOST 41556131 EVENTS] [10612.028498] ksoftirq-15 0d..2. 10612061728us : sched_switch: prev_comm=ksoftirqd/0 prev_pid=15 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.030666] rcu_tort-75 0dNh3. 10612062717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.031732] rcu_tort-75 0d..2. 10612062720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.033431] rcuc/0-19 0d..2. 10612062721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.035822] rcu_tort-75 0dNh3. 10612063717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.037431] rcu_tort-75 0d..2. 10612063720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.039694] rcuc/0-19 0d..2. 10612063721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.041398] rcu_tort-75 0dNh3. 10612064717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.042469] rcu_tort-75 0d..2. 10612064719us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.044178] rcuc/0-19 0d..2. 10612064721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.045874] rcu_tort-75 0dNh3. 10612065717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.046943] rcu_tort-75 0d..2. 10612065720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.048671] rcuc/0-19 0d..2. 10612065721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.050376] CPU:2 [LOST 16225065 EVENTS] [10612.050376] rcuc/2-31 2D..4. 10612066725us : sched_wakeup: comm=rcu_preempt pid=16 prio=97 target_cpu=003 [10612.051903] rcuc/2-31 2d..2. 10612066729us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.053636] rcu_tort-75 0dNh3. 10612067717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.054706] rcu_tort-19668 2dNh4. 10612067717us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.055810] rcu_tort-75 0d..2. 10612067719us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.057559] rcu_tort-19668 2d..2. 10612067720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.059356] rcuc/0-19 0d..2. 10612067721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.061055] rcuc/2-31 2d..2. 10612067723us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.062793] rcu_tort-75 0dNh3. 10612068718us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.063870] rcu_tort-19668 2dNh4. 10612068719us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.064942] rcu_tort-75 0d..2. 10612068720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.066649] rcuc/0-19 0d..2. 10612068722us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.068421] rcu_tort-19668 2d..2. 10612068722us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.070195] rcuc/2-31 2D..4. 10612068727us : sched_wakeup: comm=rcu_preempt pid=16 prio=97 target_cpu=003 [10612.071306] rcuc/2-31 2d..2. 10612068730us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.073018] rcu_tort-75 0dNh3. 10612069718us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.074094] rcu_tort-19668 2dNh3. 10612069718us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.075185] rcu_tort-75 0d..2. 10612069720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.076900] rcu_tort-19668 2d..2. 10612069721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.078706] rcuc/0-19 0d..2. 10612069722us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.080432] rcuc/2-31 2d..2. 10612069724us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.082160] rcu_tort-19668 2dNh3. 10612070717us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.083231] rcu_tort-75 0dNh3. 10612070718us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.084303] rcu_tort-75 0d..2. 10612070720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.086004] rcu_tort-19668 2d..2. 10612070720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.087745] rcuc/0-19 0d..2. 10612070721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.089444] rcuc/2-31 2d..2. 10612070722us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.091177] rcu_tort-19668 2dNh3. 10612071718us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.092246] rcu_tort-19668 2d..2. 10612071721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.094022] rcuc/2-31 2D..4. 10612071726us : sched_wakeup: comm=rcu_preempt pid=16 prio=97 target_cpu=003 [10612.095228] rcuc/2-31 2d..2. 10612071729us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.097464] rcu_tort-19668 2dNh3. 10612072717us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.099083] rcu_tort-75 0dNh3. 10612072717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.100657] rcu_tort-75 0d..2. 10612072720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.102669] rcu_tort-19668 2d..2. 10612072720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.104422] rcuc/0-19 0d..2. 10612072721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.106128] rcuc/2-31 2d..2. 10612072723us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.107854] rcu_tort-75 0dNh3. 10612073717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.108945] rcu_tort-19668 2dNh3. 10612073719us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.110023] rcu_tort-75 0d..2. 10612073720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.111750] rcuc/0-19 0d..2. 10612073721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.113505] rcu_tort-19668 2d..2. 10612073722us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.115262] rcuc/2-31 2D..4. 10612073726us : sched_wakeup: comm=rcu_preempt pid=16 prio=97 target_cpu=003 [10612.116380] rcuc/2-31 2d..2. 10612073730us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.118115] rcu_tort-75 0dNh3. 10612074718us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.119187] rcu_tort-19668 2dNh3. 10612074718us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.120269] rcu_tort-75 0d..2. 10612074720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.121975] rcuc/0-19 0d..2. 10612074721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.123703] rcu_tort-19668 2d..2. 10612074721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.125471] rcuc/2-31 2d..2. 10612074723us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.127223] rcu_tort-19668 2dNh3. 10612075717us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.128293] rcu_tort-75 0dNh4. 10612075718us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.129365] rcu_tort-19668 2d..2. 10612075720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.131116] rcu_tort-75 0d..2. 10612075720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.132833] rcuc/0-19 0d..2. 10612075722us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.134540] rcuc/2-31 2D..4. 10612075726us : sched_wakeup: comm=rcu_preempt pid=16 prio=97 target_cpu=003 [10612.135660] rcuc/2-31 2d..2. 10612075729us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.137387] rcu_tort-75 0dNh3. 10612076717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.138459] rcu_tort-19668 2dNh3. 10612076718us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.139530] rcu_tort-75 0d..2. 10612076719us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.141240] rcuc/0-19 0d..2. 10612076721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.142946] rcu_tort-19668 2d..2. 10612076722us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.144686] CPU:3 [LOST 16631447 EVENTS] [10612.144686] rcu_tort-19649 3d..2. 10612076722us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/3 next_pid=39 next_prio=97 [10612.146847] rcuc/2-31 2d..2. 10612076723us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.148570] rcuc/3-39 3d..2. 10612076723us : sched_switch: prev_comm=rcuc/3 prev_pid=39 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.150296] rcu_tort-19668 2dNh3. 10612077717us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.151370] rcu_tort-75 0dNh3. 10612077718us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.152440] rcu_tort-19668 2d..2. 10612077720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.154169] rcu_tort-75 0d..2. 10612077720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.155865] rcuc/2-31 2d..2. 10612077722us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.157585] rcuc/0-19 0D..4. 10612077726us : sched_wakeup: comm=rcu_preempt pid=16 prio=97 target_cpu=003 [10612.158695] rcu_tort-19649 3d..2. 10612077729us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=rcu_preempt next_pid=16 next_prio=97 [10612.160468] rcuc/0-19 0d..2. 10612077730us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.162160] rcu_pree-16 3d..2. 10612077741us : sched_switch: prev_comm=rcu_preempt prev_pid=16 prev_prio=97 prev_state=I ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.163918] rcu_tort-75 0dNh3. 10612078717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.164979] rcu_tort-19649 3dNh3. 10612078718us : sched_wakeup: comm=rcuc/3 pid=39 prio=97 target_cpu=003 [10612.166039] rcu_tort-19668 2dNh4. 10612078718us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.167100] rcu_tort-75 0d..2. 10612078720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.168799] rcuc/0-19 0d..2. 10612078721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.170489] rcu_tort-19649 3dN.3. 10612078722us : sched_wakeup: comm=ksoftirqd/3 pid=40 prio=97 target_cpu=003 [10612.171600] rcu_tort-19668 2d..2. 10612078722us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.173333] rcu_tort-19649 3d..2. 10612078722us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/3 next_pid=39 next_prio=97 [10612.175050] rcuc/2-31 2d..2. 10612078724us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.176765] rcuc/3-39 3d..2. 10612078724us : sched_switch: prev_comm=rcuc/3 prev_pid=39 prev_prio=97 prev_state=S ==> next_comm=ksoftirqd/3 next_pid=40 next_prio=97 [10612.178431] ksoftirq-40 3d..2. 10612078725us : sched_switch: prev_comm=ksoftirqd/3 prev_pid=40 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.180191] rcu_tort-75 0dNh4. 10612079717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.181255] rcu_tort-19668 2dNh3. 10612079718us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.182320] rcu_tort-75 0d..2. 10612079720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.184011] rcuc/0-19 0d..2. 10612079721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.185715] rcu_tort-19668 2d..2. 10612079722us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.187444] rcuc/2-31 2D..4. 10612079726us : sched_wakeup: comm=rcu_preempt pid=16 prio=97 target_cpu=003 [10612.188554] rcu_tort-19649 3d..2. 10612079728us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=rcu_preempt next_pid=16 next_prio=97 [10612.190330] rcuc/2-31 2d..2. 10612079730us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.192041] rcu_pree-16 3d..2. 10612079737us : sched_switch: prev_comm=rcu_preempt prev_pid=16 prev_prio=97 prev_state=I ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.193807] rcu_tort-19649 3dNh4. 10612080717us : sched_wakeup: comm=rcuc/3 pid=39 prio=97 target_cpu=003 [10612.194873] rcu_tort-19668 2dNh4. 10612080717us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.195941] rcu_tort-75 0dNh3. 10612080717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.197007] rcu_tort-75 0d..2. 10612080720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.198791] rcu_tort-19668 2d..2. 10612080721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.200549] rcu_tort-19649 3d..2. 10612080721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/3 next_pid=39 next_prio=97 [10612.202293] rcuc/0-19 0d..2. 10612080721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.204014] rcuc/2-31 2d..2. 10612080723us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.205812] rcuc/3-39 3d..2. 10612080723us : sched_switch: prev_comm=rcuc/3 prev_pid=39 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.207556] rcu_tort-75 0dNh4. 10612081718us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.208632] rcu_tort-19668 2dNh3. 10612081718us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.209714] rcu_tort-75 0d..2. 10612081720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.211477] rcu_tort-19649 3dN.3. 10612081720us : sched_wakeup: comm=ksoftirqd/3 pid=40 prio=97 target_cpu=003 [10612.213195] rcu_tort-19649 3d..2. 10612081721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=ksoftirqd/3 next_pid=40 next_prio=97 [10612.215854] rcuc/0-19 0d..2. 10612081721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.218373] rcu_tort-19668 2d..2. 10612081722us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.220941] ksoftirq-40 3d..2. 10612081723us : sched_switch: prev_comm=ksoftirqd/3 prev_pid=40 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.223583] rcuc/2-31 2D..4. 10612081726us : sched_wakeup: comm=rcu_preempt pid=16 prio=97 target_cpu=003 [10612.225255] rcu_tort-19649 3d..2. 10612081728us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=rcu_preempt next_pid=16 next_prio=97 [10612.227931] rcuc/2-31 2d..2. 10612081730us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.230513] rcu_pree-16 3d..2. 10612081736us : sched_switch: prev_comm=rcu_preempt prev_pid=16 prev_prio=97 prev_state=I ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.233127] rcu_tort-75 0dNh3. 10612082717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.234458] rcu_tort-19649 3dNh3. 10612082718us : sched_wakeup: comm=rcuc/3 pid=39 prio=97 target_cpu=003 [10612.235524] rcu_tort-19668 2dNh4. 10612082718us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.236591] rcu_tort-75 0d..2. 10612082719us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.238293] rcuc/0-19 0d..2. 10612082721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.239982] rcu_tort-19649 3d..2. 10612082721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/3 next_pid=39 next_prio=97 [10612.241713] rcu_tort-19668 2d..2. 10612082722us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.243475] rcuc/2-31 2d..2. 10612082723us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.245195] rcuc/3-39 3d..2. 10612082723us : sched_switch: prev_comm=rcuc/3 prev_pid=39 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.246911] rcu_tort-75 0dNh3. 10612083718us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.247975] rcu_tort-19668 2dNh4. 10612083719us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.249040] rcu_tort-75 0d..2. 10612083720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.250767] rcu_tort-19649 3dN.3. 10612083720us : sched_wakeup: comm=ksoftirqd/3 pid=40 prio=97 target_cpu=003 [10612.251877] rcu_tort-19649 3d..2. 10612083721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=ksoftirqd/3 next_pid=40 next_prio=97 [10612.253646] rcuc/0-19 0d..2. 10612083722us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.255345] rcu_tort-19668 2d..2. 10612083722us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.257071] ksoftirq-40 3d..2. 10612083723us : sched_switch: prev_comm=ksoftirqd/3 prev_pid=40 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.258842] rcuc/2-31 2D..4. 10612083727us : sched_wakeup: comm=rcu_preempt pid=16 prio=97 target_cpu=003 [10612.259951] rcu_tort-19649 3d..2. 10612083728us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=rcu_preempt next_pid=16 next_prio=97 [10612.261728] rcuc/2-31 2d..2. 10612083730us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.263453] rcu_pree-16 3d..2. 10612083737us : sched_switch: prev_comm=rcu_preempt prev_pid=16 prev_prio=97 prev_state=I ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.265217] rcu_tort-75 0dNh3. 10612084717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.266337] rcu_tort-19649 3dNh3. 10612084718us : sched_wakeup: comm=rcuc/3 pid=39 prio=97 target_cpu=003 [10612.267401] rcu_tort-19668 2dNh3. 10612084718us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.268501] rcu_tort-75 0d..2. 10612084719us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.270270] rcuc/0-19 0d..2. 10612084721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.271987] rcu_tort-19649 3d..2. 10612084721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/3 next_pid=39 next_prio=97 [10612.273718] rcu_tort-19668 2d..2. 10612084721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.275454] rcuc/2-31 2d..2. 10612084723us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.277179] rcuc/3-39 3d..2. 10612084723us : sched_switch: prev_comm=rcuc/3 prev_pid=39 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.278891] rcu_tort-19668 2dNh4. 10612085717us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.279954] rcu_tort-75 0dNh3. 10612085717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.281033] rcu_tort-19649 3dN.3. 10612085719us : sched_wakeup: comm=ksoftirqd/3 pid=40 prio=97 target_cpu=003 [10612.282151] rcu_tort-75 0d..2. 10612085720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.283857] rcu_tort-19668 2d..2. 10612085720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.285586] rcu_tort-19649 3d..2. 10612085720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=ksoftirqd/3 next_pid=40 next_prio=97 [10612.287360] rcuc/0-19 0d..2. 10612085721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.289043] ksoftirq-40 3d..2. 10612085722us : sched_switch: prev_comm=ksoftirqd/3 prev_pid=40 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.290807] rcuc/2-31 2D..4. 10612085725us : sched_wakeup: comm=rcu_preempt pid=16 prio=97 target_cpu=003 [10612.291915] rcu_tort-19649 3d..2. 10612085727us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=rcu_preempt next_pid=16 next_prio=97 [10612.293689] rcuc/2-31 2d..2. 10612085729us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.295404] rcu_pree-16 3d..2. 10612085736us : sched_switch: prev_comm=rcu_preempt prev_pid=16 prev_prio=97 prev_state=I ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.297167] rcu_tort-75 0dNh3. 10612086717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.298233] rcu_tort-19649 3dNh4. 10612086719us : sched_wakeup: comm=rcuc/3 pid=39 prio=97 target_cpu=003 [10612.299295] rcu_tort-19668 2dNh3. 10612086719us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.300358] rcu_tort-75 0d..2. 10612086720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.302049] rcuc/0-19 0d..2. 10612086721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.303824] rcu_tort-19668 2d..2. 10612086722us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.305554] rcu_tort-19649 3d..2. 10612086722us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/3 next_pid=39 next_prio=97 [10612.307284] rcuc/2-31 2d..2. 10612086724us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.309010] rcuc/3-39 3d..2. 10612086724us : sched_switch: prev_comm=rcuc/3 prev_pid=39 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.310729] rcu_tort-75 0dNh3. 10612087717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.311793] rcu_tort-19668 2dNh3. 10612087718us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.312858] rcu_tort-75 0d..2. 10612087719us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.314566] rcu_tort-19649 3dN.4. 10612087720us : sched_wakeup: comm=ksoftirqd/3 pid=40 prio=97 target_cpu=003 [10612.315677] rcuc/0-19 0d..2. 10612087721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.317374] rcu_tort-19649 3d..2. 10612087721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=ksoftirqd/3 next_pid=40 next_prio=97 [10612.319151] rcu_tort-19668 2d..2. 10612087721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.320876] ksoftirq-40 3d..2. 10612087723us : sched_switch: prev_comm=ksoftirqd/3 prev_pid=40 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.322645] rcuc/2-31 2D..4. 10612087727us : sched_wakeup: comm=rcu_preempt pid=16 prio=97 target_cpu=003 [10612.323758] rcu_tort-19649 3d..2. 10612087728us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=rcu_preempt next_pid=16 next_prio=97 [10612.325538] rcuc/2-31 2d..2. 10612087730us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.327267] rcu_pree-16 3d..2. 10612087738us : sched_switch: prev_comm=rcu_preempt prev_pid=16 prev_prio=97 prev_state=I ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.329031] rcu_tort-19668 2dNh3. 10612088717us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.330097] rcu_tort-19649 3dNh3. 10612088717us : sched_wakeup: comm=rcuc/3 pid=39 prio=97 target_cpu=003 [10612.331179] rcu_tort-75 0dNh4. 10612088718us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.332276] rcu_tort-19649 3d..2. 10612088720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/3 next_pid=39 next_prio=97 [10612.333998] rcu_tort-19668 2d..2. 10612088720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.335729] rcu_tort-75 0d..2. 10612088721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.337435] rcuc/3-39 3d..2. 10612088722us : sched_switch: prev_comm=rcuc/3 prev_pid=39 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.339157] rcuc/0-19 0d..2. 10612088722us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.340845] rcuc/2-31 2d..2. 10612088722us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.342566] rcu_tort-75 0dNh3. 10612089717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.343647] rcu_tort-19668 2dNh3. 10612089718us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.344714] rcu_tort-75 0d..2. 10612089719us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.346420] rcu_tort-19649 3dN.3. 10612089720us : sched_wakeup: comm=ksoftirqd/3 pid=40 prio=97 target_cpu=003 [10612.347531] rcu_tort-19649 3d..2. 10612089721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=ksoftirqd/3 next_pid=40 next_prio=97 [10612.349321] rcu_tort-19668 2d..2. 10612089721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.351049] rcuc/0-19 0d..2. 10612089721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.352749] ksoftirq-40 3d..2. 10612089723us : sched_switch: prev_comm=ksoftirqd/3 prev_pid=40 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.354535] rcuc/2-31 2d..2. 10612089723us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.356297] rcu_tort-19668 2dNh3. 10612090717us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.357395] rcu_tort-19668 2d..2. 10612090720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.359154] rcuc/2-31 2D..4. 10612090726us : sched_wakeup: comm=rcu_preempt pid=16 prio=97 target_cpu=003 [10612.360308] rcu_tort-19649 3d..2. 10612090727us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=rcu_preempt next_pid=16 next_prio=97 [10612.362146] rcuc/2-31 2d..2. 10612090729us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.363857] rcu_pree-16 3d..2. 10612090734us : sched_switch: prev_comm=rcu_preempt prev_pid=16 prev_prio=97 prev_state=I ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.365626] rcu_tort-19649 3dNh3. 10612091717us : sched_wakeup: comm=rcuc/3 pid=39 prio=97 target_cpu=003 [10612.366689] rcu_tort-19668 2dNh3. 10612091717us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.367751] rcu_tort-75 0dNh3. 10612091717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.368815] rcu_tort-75 0d..2. 10612091719us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.370568] rcu_tort-19668 2d..2. 10612091720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.372303] rcu_tort-19649 3dN.3. 10612091720us : sched_wakeup: comm=ksoftirqd/3 pid=40 prio=97 target_cpu=003 [10612.373415] rcu_tort-19649 3d..2. 10612091721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/3 next_pid=39 next_prio=97 [10612.375149] rcuc/0-19 0d..2. 10612091721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.376884] rcuc/2-31 2d..2. 10612091722us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.378649] rcuc/3-39 3d..2. 10612091723us : sched_switch: prev_comm=rcuc/3 prev_pid=39 prev_prio=97 prev_state=S ==> next_comm=ksoftirqd/3 next_pid=40 next_prio=97 [10612.380310] ksoftirq-40 3d..2. 10612091724us : sched_switch: prev_comm=ksoftirqd/3 prev_pid=40 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.382074] rcu_tort-75 0dNh3. 10612092717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.383159] rcu_tort-19668 2dNh3. 10612092718us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.384279] rcu_tort-75 0d..2. 10612092719us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.386019] rcuc/0-19 0d..2. 10612092721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.387705] rcu_tort-19668 2d..2. 10612092721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.389434] rcuc/2-31 2D..4. 10612092727us : sched_wakeup: comm=rcu_preempt pid=16 prio=97 target_cpu=003 [10612.390682] rcu_tort-19649 3d..2. 10612092728us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=rcu_preempt next_pid=16 next_prio=97 [10612.393333] rcuc/2-31 2d..2. 10612092730us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.395886] rcu_pree-16 3d..2. 10612092739us : sched_switch: prev_comm=rcu_preempt prev_pid=16 prev_prio=97 prev_state=I ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.397669] rcu_tort-19649 3dNh3. 10612093717us : sched_wakeup: comm=rcuc/3 pid=39 prio=97 target_cpu=003 [10612.398740] rcu_tort-19668 2dNh4. 10612093717us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.399811] rcu_tort-75 0dNh3. 10612093717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.400879] rcu_tort-75 0d..2. 10612093720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.402591] rcu_tort-19668 2d..2. 10612093720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.404326] rcu_tort-19649 3d..2. 10612093720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/3 next_pid=39 next_prio=97 [10612.406060] rcuc/0-19 0d..2. 10612093721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.407842] rcuc/2-31 2d..2. 10612093722us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.409632] rcuc/3-39 3d..2. 10612093722us : sched_switch: prev_comm=rcuc/3 prev_pid=39 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.411366] rcu_tort-75 0dNh4. 10612094717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.412435] rcu_tort-19668 2dNh3. 10612094719us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.413511] rcu_tort-75 0d..2. 10612094720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.415225] rcu_tort-19649 3dN.3. 10612094720us : sched_wakeup: comm=ksoftirqd/3 pid=40 prio=97 target_cpu=003 [10612.416344] rcu_tort-19649 3d..2. 10612094721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=ksoftirqd/3 next_pid=40 next_prio=97 [10612.418138] rcu_tort-19668 2d..2. 10612094721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.420073] rcuc/0-19 0d..2. 10612094721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.422166] ksoftirq-40 3d..2. 10612094723us : sched_switch: prev_comm=ksoftirqd/3 prev_pid=40 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.424368] rcuc/2-31 2D..4. 10612094727us : sched_wakeup: comm=rcu_preempt pid=16 prio=97 target_cpu=003 [10612.425769] rcu_tort-19649 3d..2. 10612094728us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=rcu_preempt next_pid=16 next_prio=97 [10612.427964] rcuc/2-31 2d..2. 10612094730us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.430090] rcu_pree-16 3d..2. 10612094736us : sched_switch: prev_comm=rcu_preempt prev_pid=16 prev_prio=97 prev_state=I ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.432276] rcu_tort-75 0dNh3. 10612095717us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.433595] rcu_tort-19668 2dNh3. 10612095718us : sched_wakeup: comm=rcuc/2 pid=31 prio=97 target_cpu=002 [10612.434931] rcu_tort-75 0d..2. 10612095720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.437030] rcuc/0-19 0d..2. 10612095721us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.439140] rcu_tort-19668 2d..2. 10612095722us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/2 next_pid=31 next_prio=97 [10612.441285] rcuc/2-31 2d..2. 10612095724us : sched_switch: prev_comm=rcuc/2 prev_pid=31 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.443413] rcu_tort-19649 3dN.3. 10612096719us : sched_wakeup: comm=ksoftirqd/3 pid=40 prio=97 target_cpu=003 [10612.444819] rcu_tort-19649 3d..2. 10612096721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=ksoftirqd/3 next_pid=40 next_prio=97 [10612.447042] ksoftirq-40 3d..2. 10612096722us : sched_switch: prev_comm=ksoftirqd/3 prev_pid=40 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.449261] rcu_tort-19649 3dN.4. 10612098720us : sched_wakeup: comm=ksoftirqd/3 pid=40 prio=97 target_cpu=003 [10612.450633] rcu_tort-19649 3d..2. 10612098721us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=ksoftirqd/3 next_pid=40 next_prio=97 [10612.452819] ksoftirq-40 3d.s3. 10612098726us : sched_wakeup: comm=rcu_preempt pid=16 prio=97 target_cpu=002 [10612.454194] rcu_tort-19668 2d..2. 10612098727us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcu_preempt next_pid=16 next_prio=97 [10612.456380] ksoftirq-40 3d..2. 10612098729us : sched_switch: prev_comm=ksoftirqd/3 prev_pid=40 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.458558] rcu_pree-16 2d..2. 10612098729us : sched_switch: prev_comm=rcu_preempt prev_pid=16 prev_prio=97 prev_state=I ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.460734] rcu_tort-19668 2d..2. 10612099603us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=R+ ==> next_comm=rcu_torture_sta next_pid=72 next_prio=120 [10612.462979] rcu_tort-72 2dN.4. 10612103759us : sched_wakeup: comm=ksoftirqd/2 pid=32 prio=97 target_cpu=002 [10612.464378] rcu_tort-19649 3dN.3. 10612105721us : sched_wakeup: comm=ksoftirqd/3 pid=40 prio=97 target_cpu=003 [10612.465747] rcu_tort-19649 3d..2. 10612105722us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=ksoftirqd/3 next_pid=40 next_prio=97 [10612.467937] ksoftirq-40 3d..2. 10612105741us : sched_switch: prev_comm=ksoftirqd/3 prev_pid=40 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.470127] rcu_tort-72 2d..2. 10612105938us : sched_switch: prev_comm=rcu_torture_sta prev_pid=72 prev_prio=120 prev_state=R+ ==> next_comm=kworker/2:2 next_pid=18235 next_prio=120 [10612.472342] kworker/-18235 2dN.4. 10612105947us : sched_wakeup: comm=rcu_torture_bar pid=84 prio=139 target_cpu=002 [10612.473775] kworker/-18235 2d..2. 10612105948us : sched_switch: prev_comm=kworker/2:2 prev_pid=18235 prev_prio=120 prev_state=R+ ==> next_comm=rcu_torture_bar next_pid=84 next_prio=139 [10612.475980] rcu_tort-84 2d..2. 10612105952us : sched_switch: prev_comm=rcu_torture_bar prev_pid=84 prev_prio=139 prev_state=D ==> next_comm=kworker/2:2 next_pid=18235 next_prio=120 [10612.478184] kworker/-18235 2d..2. 10612105954us : sched_switch: prev_comm=kworker/2:2 prev_pid=18235 prev_prio=120 prev_state=I ==> next_comm=rcu_torture_sta next_pid=72 next_prio=120 [10612.480413] rcu_tort-75 0dN.3. 10612106719us : sched_wakeup: comm=ksoftirqd/0 pid=15 prio=97 target_cpu=000 [10612.481777] rcu_tort-75 0d..2. 10612106720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=ksoftirqd/0 next_pid=15 next_prio=97 [10612.483927] ksoftirq-15 0d..2. 10612106723us : sched_switch: prev_comm=ksoftirqd/0 prev_pid=15 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.486069] rcu_tort-72 2d..3. 10612107654us : dl_server_stop <-dequeue_entities [10612.487139] rcu_tort-72 2d..2. 10612107658us : sched_switch: prev_comm=rcu_torture_sta prev_pid=72 prev_prio=120 prev_state=S ==> next_comm=ksoftirqd/2 next_pid=32 next_prio=97 [10612.489380] ksoftirq-32 2d.s3. 10612107664us : sched_wakeup: comm=rcu_preempt pid=16 prio=97 target_cpu=003 [10612.490768] rcu_tort-19649 3d..2. 10612107665us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=rcu_preempt next_pid=16 next_prio=97 [10612.492950] rcu_pree-16 3d..2. 10612107668us : sched_switch: prev_comm=rcu_preempt prev_pid=16 prev_prio=97 prev_state=I ==> next_comm=rcu_torture_boo next_pid=19649 next_prio=98 [10612.495130] ksoftirq-32 2d.s2. 10612107670us : dl_server_start <-enqueue_task_fair [10612.496232] ksoftirq-32 2d..2. 10612107673us : sched_switch: prev_comm=ksoftirqd/2 prev_pid=32 prev_prio=97 prev_state=S ==> next_comm=torture_onoff next_pid=80 next_prio=120 [10612.498372] torture_-80 2d..2. 10612107683us : sched_switch: prev_comm=torture_onoff prev_pid=80 prev_prio=120 prev_state=D ==> next_comm=kcompactd0 next_pid=50 next_prio=120 [10612.500512] kcompact-50 2d..3. 10612107689us : dl_server_stop <-dequeue_entities [10612.501572] kcompact-50 2d..2. 10612107691us : sched_switch: prev_comm=kcompactd0 prev_pid=50 prev_prio=120 prev_state=S ==> next_comm=rcu_torture_boo next_pid=19668 next_prio=98 [10612.503743] rcu_tort-75 0dNh3. 10612107718us : sched_wakeup: comm=rcuc/0 pid=19 prio=97 target_cpu=000 [10612.505065] rcu_tort-75 0d..2. 10612107720us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=R+ ==> next_comm=rcuc/0 next_pid=19 next_prio=97 [10612.507176] rcuc/0-19 0d..2. 10612107722us : sched_switch: prev_comm=rcuc/0 prev_pid=19 prev_prio=97 prev_state=S ==> next_comm=rcu_torture_boo next_pid=75 next_prio=98 [10612.509258] rcu_tort-19649 3d..2. 10612107729us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19649 prev_prio=98 prev_state=R+ ==> next_comm=rcu_torture_bar next_pid=82 next_prio=139 [10612.511542] rcu_tort-82 3d..4. 10612107734us : sched_wakeup: comm=rcu_torture_bar pid=86 prio=120 target_cpu=003 [10612.512958] rcu_tort-82 3d..2. 10612107737us : sched_switch: prev_comm=rcu_torture_bar prev_pid=82 prev_prio=139 prev_state=D ==> next_comm=rcu_torture_fak next_pid=66 next_prio=139 [10612.515147] rcu_tort-66 3d..2. 10612107742us : sched_switch: prev_comm=rcu_torture_fak prev_pid=66 prev_prio=139 prev_state=I ==> next_comm=rcu_torture_fak next_pid=64 next_prio=139 [10612.517333] rcu_tort-64 3d..2. 10612107746us : sched_switch: prev_comm=rcu_torture_fak prev_pid=64 prev_prio=139 prev_state=I ==> next_comm=rcu_torture_fak next_pid=65 next_prio=139 [10612.519515] rcu_tort-65 3d..2. 10612107749us : sched_switch: prev_comm=rcu_torture_fak prev_pid=65 prev_prio=139 prev_state=I ==> next_comm=rcu_torture_bar next_pid=86 next_prio=120 [10612.521710] rcu_tort-86 3d..2. 10612107758us : sched_switch: prev_comm=rcu_torture_bar prev_pid=86 prev_prio=120 prev_state=D ==> next_comm=torture_stutter next_pid=74 next_prio=120 [10612.523898] torture_-74 3d..2. 10612107769us : sched_switch: prev_comm=torture_stutter prev_pid=74 prev_prio=120 prev_state=I ==> next_comm=kworker/3:1 next_pid=19499 next_prio=120 [10612.526079] rcu_tort-19668 2d..3. 10612107772us : dl_server_start <-enqueue_task_fair [10612.527161] rcu_tort-75 0d..2. 10612107773us : sched_switch: prev_comm=rcu_torture_boo prev_pid=75 prev_prio=98 prev_state=I ==> next_comm=kworker/0:0 next_pid=9796 next_prio=120 [10612.529317] rcu_tort-19668 2d..2. 10612107775us : sched_switch: prev_comm=rcu_torture_boo prev_pid=19668 prev_prio=98 prev_state=I ==> next_comm=rcu_torture_rea next_pid=69 next_prio=139 [10612.531532] kworker/-19499 3d..3. 10612107775us : sched_wakeup: comm=rcu_torture_wri pid=63 prio=120 target_cpu=003 [10612.532942] kworker/-19499 3d..2. 10612107777us : sched_switch: prev_comm=kworker/3:1 prev_pid=19499 prev_prio=120 prev_state=I ==> next_comm=rcu_torture_wri next_pid=63 next_prio=120 [10612.535122] rcu_tort-63 3d..4. 10612107784us : sched_wakeup: comm=rcu_exp_gp_kthr pid=20 prio=97 target_cpu=002 [10612.536521] rcu_tort-69 2dn.3. 10612107785us : dl_server_stop <-dequeue_entities [10612.537576] rcu_tort-63 3d..2. 10612107786us : sched_switch: prev_comm=rcu_torture_wri prev_pid=63 prev_prio=120 prev_state=D ==> next_comm=rcu_torture_fak next_pid=67 next_prio=139 [10612.539764] kworker/-9796 0dN.3. 10612107787us : dl_server_stop <-dequeue_entities [10612.540819] rcu_tort-69 2d..2. 10612107787us : sched_switch: prev_comm=rcu_torture_rea prev_pid=69 prev_prio=139 prev_state=I ==> next_comm=rcu_exp_gp_kthr next_pid=20 next_prio=97 [10612.543020] rcu_tort-67 3d..2. 10612107790us : sched_switch: prev_comm=rcu_torture_fak prev_pid=67 prev_prio=139 prev_state=I ==> next_comm=rcu_torture_rea next_pid=71 next_prio=139 [10612.545238] rcu_tort-71 3d..3. 10612107796us : dl_server_stop <-dequeue_entities [10612.546299] kworker/-9796 0dN.3. 10612107797us : dl_server_start <-enqueue_task_fair [10612.547376] --------------------------------- [10612.547961] Dumping ftrace buffer: [10612.548418] (ftrace buffer empty) [10616.834128] Boost inversion persisted: No QS from CPU 0
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