From: Bert Karwatzki <spasswolf@web.de>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Calvin Owens <calvin@wbinvd.org>, Tejun Heo <tj@kernel.org>,
spasswolf@web.de,
Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
Thomas Gleixner <tglx@linutronix.de>,
dschatzberg@meta.com, peterz@infradead.org,
linux-kernel@vger.kernel.org, linux-rt-devel@lists.linux.dev
Subject: Re: ~90s shutdown delay with v6.19 and PREEMPT_RT
Date: Mon, 23 Feb 2026 01:35:36 +0100 [thread overview]
Message-ID: <ba582a2511d8cd4cda5a186ec48263076ac885cc.camel@web.de> (raw)
In-Reply-To: <20260220104420.54610b04@gandalf.local.home>
Am Freitag, dem 20.02.2026 um 10:44 -0500 schrieb Steven Rostedt:
> On Fri, 20 Feb 2026 10:15:43 +0100
> Bert Karwatzki <spasswolf@web.de> wrote:
>
> > > It will enable sched_switch event and the traceoff_after_boot will
> > > disable tracing right before running init. That way you can see what is
> > > running during boot that is taking the 90 seconds.
> > >
> > > -- Steve
> >
> > I think there's a misunderstanding here, the 90s delay happens on shutdown, i.e.
> > when using either reboot or shutdown. I've changed the subject accordingly.
>
> In that case you should be using the persistent ring buffer ;-)
>
> https://docs.kernel.org/trace/debugging.html
>
> Add to the kernel command line:
>
> reserve_mem=20M:2M:trace trace_instance=boot_map@trace
>
> And then before rebooting:
>
> echo 1 > /sys/kernel/tracing/instances/boot_map/events/sched/sched_switch/enable
> echo 1 > /sys/kernel/tracing/instances/boot_map/tracing_on
>
> Then look at the trace after the reboot:
>
> cat /sys/kernel/tracing/instances/boot_map/trace
>
> If your laptop doesn't clear memory during a reboot, you should have the trace.
>
> If that's not enough to debug the situation, you can enable other events,
> or enable function or function graph tracing. That should all work with the
> persistent buffer.
>
> -- Steve
Thank you, I tried this with v6.19 and PREEMPT_RT and got this during a reboot:
# tracer: nop
#
# entries-in-buffer/entries-written: 265126/265126 #P:16
#
# _-----=> irqs-off/BH-disabled
# / _----=> need-resched
# | / _---=> hardirq/softirq
# || / _--=> preempt-depth
# ||| / _-=> migrate-disable
# |||| / delay
# TASK-PID CPU# ||||| TIMESTAMP FUNCTION
# | | | ||||| | |
<...>-2657 [013] d..2. 62.492813: sched_switch: prev_comm=bash prev_pid=0xa61 (2657) prev_prio=0x78 (120) prev_state=0x1 (1)
next_comm=ksoftirqd/13 next_pid=0x86 (134) next_prio=0x78 (120)
<...>-134 [013] d..2. 62.492817: sched_switch: prev_comm=ksoftirqd/13 prev_pid=0x86 (134) prev_prio=0x78 (120) prev_state=0x1 (1)
next_comm=swapper/13 next_pid=0x0 (0) next_prio=0x78 (120)
<idle>-0 [007] d..2. 62.492824: sched_switch: prev_comm=swapper/7 prev_pid=0x0 (0) prev_prio=0x78 (120) prev_state=0x0 (0) next_comm=xfce4-
terminal next_pid=0x7ca (1994) next_prio=0x78 (120)
<...>-1994 [007] d..2. 62.493103: sched_switch: prev_comm=xfce4-terminal prev_pid=0x7ca (1994) prev_prio=0x78 (120) prev_state=0x1 (1)
next_comm=swapper/7 next_pid=0x0 (0) next_prio=0x78 (120)
<idle>-0 [007] d..2. 62.493135: sched_switch: prev_comm=swapper/7 prev_pid=0x0 (0) prev_prio=0x78 (120) prev_state=0x0 (0) next_comm=xfce4-
terminal next_pid=0x7ca (1994) next_prio=0x78 (120)
<idle>-0 [009] d..2. 62.493181: sched_switch: prev_comm=swapper/9 prev_pid=0x0 (0) prev_prio=0x78 (120) prev_state=0x0 (0) next_comm=gdbus
next_pid=0x7dc (2012) next_prio=0x78 (120)
[...]
<...>-22 [000] d..2. 183.258021: sched_switch: prev_comm=migration/0 prev_pid=0x16 (22) prev_prio=0x0 (0) prev_state=0x1 (1) next_comm=swapper/0
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-86 [001] d..2. 183.258037: sched_switch: prev_comm=ksoftirqd/1 prev_pid=0x56 (86) prev_prio=0x78 (120) prev_state=0x1 (1)
next_comm=swapper/1 next_pid=0x0 (0) next_prio=0x78 (120)
<idle>-0 [004] d..2. 183.258160: sched_switch: prev_comm=swapper/4 prev_pid=0x0 (0) prev_prio=0x78 (120) prev_state=0x0 (0) next_comm=systemd-
shutdow next_pid=0x1 (1) next_prio=0x78 (120)
<...>-1 [004] d..2. 183.258236: sched_switch: prev_comm=systemd-shutdow prev_pid=0x1 (1) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=migration/4 next_pid=0x23 (35) next_prio=0x0 (0)
<...>-35 [004] d..2. 183.258254: sched_switch: prev_comm=migration/4 prev_pid=0x23 (35) prev_prio=0x0 (0) prev_state=0x1 (1)
next_comm=swapper/4 next_pid=0x0 (0) next_prio=0x78 (120)
<idle>-0 [000] d..2. 183.258281: sched_switch: prev_comm=swapper/0 prev_pid=0x0 (0) prev_prio=0x78 (120) prev_state=0x0 (0) next_comm=systemd-
shutdow next_pid=0x1 (1) next_prio=0x78 (120)
while on v6.19 without PREEMPT_RT I get this
# tracer: nop
#
# entries-in-buffer/entries-written: 32550/32550 #P:16
#
# _-----=> irqs-off/BH-disabled
# / _----=> need-resched
# | / _---=> hardirq/softirq
# || / _--=> preempt-depth
# ||| / _-=> migrate-disable
# |||| / delay
# TASK-PID CPU# ||||| TIMESTAMP FUNCTION
# | | | ||||| | |
<idle>-0 [010] d..2. 22.559681: sched_switch: prev_comm=swapper/10 prev_pid=0x0 (0) prev_prio=0x78 (120) prev_state=0x0 (0)
next_comm=kworker/u64:15 next_pid=0x6e (110) next_prio=0x78 (120)
<...>-2767 [004] d..2. 22.559687: sched_switch: prev_comm=bash prev_pid=0xacf (2767) prev_prio=0x78 (120) prev_state=0x1 (1)
next_comm=swapper/4 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-110 [010] d..2. 22.559691: sched_switch: prev_comm=kworker/u64:15 prev_pid=0x6e (110) prev_prio=0x78 (120) prev_state=0x80 (128)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<idle>-0 [002] d..2. 22.559702: sched_switch: prev_comm=swapper/2 prev_pid=0x0 (0) prev_prio=0x78 (120) prev_state=0x0 (0) next_comm=xfce4-
terminal next_pid=0x724 (1828) next_prio=0x78 (120)
<...>-1828 [002] d..2. 22.559951: sched_switch: prev_comm=xfce4-terminal prev_pid=0x724 (1828) prev_prio=0x78 (120) prev_state=0x1 (1)
next_comm=swapper/2 next_pid=0x0 (0) next_prio=0x78 (120)
<idle>-0 [008] d..2. 22.560343: sched_switch: prev_comm=swapper/8 prev_pid=0x0 (0) prev_prio=0x78 (120) prev_state=0x0 (0)
next_comm=rcu_preempt next_pid=0xf (15) next_prio=0x78 (120)
<...>-15 [008] d..2. 22.560347: sched_switch: prev_comm=rcu_preempt prev_pid=0xf (15) prev_prio=0x78 (120) prev_state=0x80 (128)
next_comm=swapper/8 next_pid=0x0 (0) next_prio=0x78 (120)
<idle>-0 [002] d..2. 22.561724: sched_switch: prev_comm=swapper/2 prev_pid=0x0 (0) prev_prio=0x78 (120) prev_state=0x0 (0) next_comm=xfce4-
terminal next_pid=0x724 (1828) next_prio=0x78 (120)
<...>-1828 [002] d..2. 22.561822: sched_switch: prev_comm=xfce4-terminal prev_pid=0x724 (1828) prev_prio=0x78 (120) prev_state=0x1 (1)
next_comm=swapper/2 next_pid=0x0 (0) next_prio=0x78 (120)
<idle>-0 [008] d..2. 22.561826: sched_switch: prev_comm=swapper/8 prev_pid=0x0 (0) prev_prio=0x78 (120) prev_state=0x0 (0) next_comm=Xorg
next_pid=0x5cb (1483) next_prio=0x78 (120)
[...]
<...>-252 [006] d..2. 29.512070: sched_switch: prev_comm=kworker/6:2 prev_pid=0xfc (252) prev_prio=0x78 (120) prev_state=0x80 (128) next_comm=swapper/6
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-153 [012] d..2. 29.512074: sched_switch: prev_comm=kworker/12:1 prev_pid=0x99 (153) prev_prio=0x78 (120) prev_state=0x80 (128)
next_comm=swapper/12 next_pid=0x0 (0) next_prio=0x78 (120)
<idle>-0 [011] d..2. 29.541390: sched_switch: prev_comm=swapper/11 prev_pid=0x0 (0) prev_prio=0x78 (120) prev_state=0x0 (0)
next_comm=systemd-shutdow next_pid=0x1 (1) next_prio=0x78 (120)
<...>-1 [011] d..2. 29.541912: sched_switch: prev_comm=systemd-shutdow prev_pid=0x1 (1) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=migration/11 next_pid=0x51 (81) next_prio=0x0 (0)
<...>-81 [011] d..2. 29.541933: sched_switch: prev_comm=migration/11 prev_pid=0x51 (81) prev_prio=0x0 (0) prev_state=0x1 (1)
next_comm=swapper/11 next_pid=0x0 (0) next_prio=0x78 (120)
<idle>-0 [000] d..2. 29.541966: sched_switch: prev_comm=swapper/0 prev_pid=0x0 (0) prev_prio=0x78 (120) prev_state=0x0 (0) next_comm=systemd-
shutdow next_pid=0x1 (1) next_prio=0x78 (120)
<idle>-0 [012] d..2. 29.542130: sched_switch: prev_comm=swapper/12 prev_pid=0x0 (0) prev_prio=0x78 (120) prev_state=0x0 (0)
next_comm=rcu_preempt next_pid=0xf (15) next_prio=0x78 (120)
<...>-15 [012] d..2. 29.542142: sched_switch: prev_comm=rcu_preempt prev_pid=0xf (15) prev_prio=0x78 (120) prev_state=0x80 (128)
next_comm=swapper/12 next_pid=0x0 (0) next_prio=0x78 (120)
So the time to was is ~120s with PREEMPT_RT and 7s without.
The interesting difference between these two traces is that the second one only
contains messages with "status" d..2. while the first also contains some with different status
(191 of 265126). Could these be the reason for the delay.
$ grep -v d..2. trace.txt
# tracer: nop
#
# entries-in-buffer/entries-written: 265126/265126 #P:16
#
# _-----=> irqs-off/BH-disabled
# / _----=> need-resched
# | / _---=> hardirq/softirq
# || / _--=> preempt-depth
# ||| / _-=> migrate-disable
# |||| / delay
# TASK-PID CPU# ||||| TIMESTAMP FUNCTION
# | | | ||||| | |
<...>-1584 [011] D..22 62.779670: sched_switch: prev_comm=ntpd prev_pid=0x630 (1584) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=mt76-tx phy0 next_pid=0x5fb (1531) next_prio=0x62 (98)
<...>-1584 [011] D..22 62.779702: sched_switch: prev_comm=ntpd prev_pid=0x630 (1584) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=mt76-tx phy0 next_pid=0x5fb (1531) next_prio=0x62 (98)
<...>-1584 [011] D..22 64.779027: sched_switch: prev_comm=ntpd prev_pid=0x630 (1584) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=mt76-tx phy0 next_pid=0x5fb (1531) next_prio=0x62 (98)
<...>-1584 [011] D..22 64.779052: sched_switch: prev_comm=ntpd prev_pid=0x630 (1584) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=mt76-tx phy0 next_pid=0x5fb (1531) next_prio=0x62 (98)
<...>-1653 [003] D..22 64.810070: sched_switch: prev_comm=Xorg prev_pid=0x675 (1653) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/3 next_pid=0x5c (92) next_prio=0x62 (98)
<...>-1584 [011] D..22 66.778764: sched_switch: prev_comm=ntpd prev_pid=0x630 (1584) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=mt76-tx phy0 next_pid=0x5fb (1531) next_prio=0x62 (98)
<...>-1584 [011] D..22 66.778786: sched_switch: prev_comm=ntpd prev_pid=0x630 (1584) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=mt76-tx phy0 next_pid=0x5fb (1531) next_prio=0x62 (98)
<...>-150 [009] D..22 67.793707: sched_switch: prev_comm=kworker/u64:5 prev_pid=0x96 (150) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/9 next_pid=0x74 (116) next_prio=0x62 (98)
<...>-148 [003] D..22 68.793596: sched_switch: prev_comm=kworker/u64:3 prev_pid=0x94 (148) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/3 next_pid=0x5c (92) next_prio=0x62 (98)
<...>-148 [003] D..22 70.794233: sched_switch: prev_comm=kworker/u64:3 prev_pid=0x94 (148) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/3 next_pid=0x5c (92) next_prio=0x62 (98)
<...>-669 [009] D..21 70.794361: sched_switch: prev_comm=napi/phy0-0 prev_pid=0x29d (669) prev_prio=0x78 (120) prev_state=0x2 (2)
next_comm=swapper/9 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-669 [009] D..21 71.214115: sched_switch: prev_comm=napi/phy0-0 prev_pid=0x29d (669) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/9 next_pid=0x74 (116) next_prio=0x62 (98)
<...>-148 [003] D..21 71.794951: sched_switch: prev_comm=kworker/u64:3 prev_pid=0x94 (148) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=ktimers/3 next_pid=0x5d (93) next_prio=0x62 (98)
<...>-148 [003] D..23 71.795947: sched_switch: prev_comm=kworker/u64:3 prev_pid=0x94 (148) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/3 next_pid=0x5c (92) next_prio=0x62 (98)
<...>-148 [012] D..22 75.489983: sched_switch: prev_comm=kworker/u64:3 prev_pid=0x94 (148) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/12 next_pid=0x44 (68) next_prio=0x62 (98)
<...>-1584 [012] D..22 76.776598: sched_switch: prev_comm=ntpd prev_pid=0x630 (1584) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=mt76-tx phy0 next_pid=0x5fb (1531) next_prio=0x62 (98)
<...>-1584 [012] D..22 76.776629: sched_switch: prev_comm=ntpd prev_pid=0x630 (1584) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=mt76-tx phy0 next_pid=0x5fb (1531) next_prio=0x62 (98)
<...>-1584 [012] D..22 78.776540: sched_switch: prev_comm=ntpd prev_pid=0x630 (1584) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=mt76-tx phy0 next_pid=0x5fb (1531) next_prio=0x62 (98)
<...>-1584 [012] D..22 78.776588: sched_switch: prev_comm=ntpd prev_pid=0x630 (1584) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=mt76-tx phy0 next_pid=0x5fb (1531) next_prio=0x62 (98)
<...>-671 [010] D..21 78.907165: sched_switch: prev_comm=napi/phy0-0 prev_pid=0x29f (671) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=ktimers/10 next_pid=0x3d (61) next_prio=0x62 (98)
<...>-1372 [012] D..22 80.920002: sched_switch: prev_comm=avahi-daemon prev_pid=0x55c (1372) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=mt76-tx phy0 next_pid=0x5fb (1531) next_prio=0x62 (98)
<...>-669 [009] D..21 80.935518: sched_switch: prev_comm=napi/phy0-0 prev_pid=0x29d (669) prev_prio=0x78 (120) prev_state=0x2 (2)
next_comm=swapper/9 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-669 [009] D..21 80.935533: sched_switch: prev_comm=napi/phy0-0 prev_pid=0x29d (669) prev_prio=0x78 (120) prev_state=0x2 (2)
next_comm=swapper/9 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-100 [005] D..21 81.549584: sched_switch: prev_comm=rcuc/5 prev_pid=0x64 (100) prev_prio=0x62 (98) prev_state=0x100 (256)
next_comm=irq/108-amdgpu next_pid=0x1aa (426) next_prio=0x31 (49)
<...>-148 [012] D..23 81.791530: sched_switch: prev_comm=kworker/u64:3 prev_pid=0x94 (148) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/12 next_pid=0x44 (68) next_prio=0x62 (98)
<...>-671 [004] D..21 82.179446: sched_switch: prev_comm=napi/phy0-0 prev_pid=0x29f (671) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/4 next_pid=0x24 (36) next_prio=0x62 (98)
<...>-150 [002] D..22 83.169248: sched_switch: prev_comm=kworker/u64:5 prev_pid=0x96 (150) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/2 next_pid=0x1c (28) next_prio=0x62 (98)
<...>-669 [012] D..23 83.247178: sched_switch: prev_comm=napi/phy0-0 prev_pid=0x29d (669) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=mt76-tx phy0 next_pid=0x5fb (1531) next_prio=0x62 (98)
<...>-152 [010] D..21 84.177041: sched_switch: prev_comm=kworker/u64:7 prev_pid=0x98 (152) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/10 next_pid=0x3c (60) next_prio=0x62 (98)
<...>-159 [006] D..22 84.577962: sched_switch: prev_comm=kworker/u64:14 prev_pid=0x9f (159) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/6 next_pid=0x2c (44) next_prio=0x62 (98)
<...>-159 [006] D..21 84.579215: sched_switch: prev_comm=kworker/u64:14 prev_pid=0x9f (159) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=irq/110-mt7921e next_pid=0x29c (668) next_prio=0x31 (49)
<...>-152 [004] D..22 84.789922: sched_switch: prev_comm=kworker/u64:7 prev_pid=0x98 (152) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/4 next_pid=0x24 (36) next_prio=0x62 (98)
<...>-10 [000] D..21 86.208639: sched_switch: prev_comm=kworker/0:1 prev_pid=0xa (10) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/0 next_pid=0x14 (20) next_prio=0x62 (98)
<...>-116 [009] D..21 86.254673: sched_switch: prev_comm=rcuc/9 prev_pid=0x74 (116) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=firefox-
esr next_pid=0x7c5 (1989) next_prio=0x62 (98)
<...>-76 [014] D..23 86.270830: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=irq_work/14 next_pid=0x4a (74) next_prio=0x62 (98)
<...>-44 [006] D..23 86.270839: sched_switch: prev_comm=rcuc/6 prev_pid=0x2c (44) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/6:7 next_pid=0xc83 (3203) next_prio=0x78 (120)
<...>-76 [014] D..23 86.270857: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=xdg-
desktop-por next_pid=0x754 (1876) next_prio=0x78 (120)
<...>-44 [006] D..23 86.270867: sched_switch: prev_comm=rcuc/6 prev_pid=0x2c (44) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=dbus-
daemon next_pid=0x65d (1629) next_prio=0x78 (120)
<...>-76 [014] D..23 86.270880: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/14:4 next_pid=0x89e (2206) next_prio=0x78 (120)
<...>-44 [006] D..23 86.270891: sched_switch: prev_comm=rcuc/6 prev_pid=0x2c (44) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=dbus-
daemon next_pid=0x65d (1629) next_prio=0x78 (120)
<...>-76 [014] D..23 86.270903: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=xdg-
desktop-por next_pid=0x754 (1876) next_prio=0x78 (120)
<...>-44 [006] D..23 86.270911: sched_switch: prev_comm=rcuc/6 prev_pid=0x2c (44) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=dbus-
daemon next_pid=0x65d (1629) next_prio=0x78 (120)
<...>-76 [014] D..23 86.270925: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=Xorg
next_pid=0x675 (1653) next_prio=0x78 (120)
<...>-44 [006] D..23 86.270935: sched_switch: prev_comm=rcuc/6 prev_pid=0x2c (44) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=dbus-
daemon next_pid=0x65d (1629) next_prio=0x78 (120)
<...>-76 [014] D..23 86.270949: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=xdg-
desktop-por next_pid=0x754 (1876) next_prio=0x78 (120)
<...>-44 [006] D..23 86.270961: sched_switch: prev_comm=rcuc/6 prev_pid=0x2c (44) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=dbus-
daemon next_pid=0x65d (1629) next_prio=0x78 (120)
<...>-76 [014] D..23 86.270971: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=Xorg
next_pid=0x675 (1653) next_prio=0x78 (120)
<...>-44 [006] D..23 86.270981: sched_switch: prev_comm=rcuc/6 prev_pid=0x2c (44) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=dbus-
daemon next_pid=0x65d (1629) next_prio=0x78 (120)
<...>-76 [014] D..23 86.270997: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=xdg-
desktop-por next_pid=0x754 (1876) next_prio=0x78 (120)
<...>-44 [006] D..23 86.271009: sched_switch: prev_comm=rcuc/6 prev_pid=0x2c (44) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=dbus-
daemon next_pid=0x65d (1629) next_prio=0x78 (120)
<...>-76 [014] D..23 86.271021: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=Xorg
next_pid=0x675 (1653) next_prio=0x78 (120)
<...>-44 [006] D..23 86.271032: sched_switch: prev_comm=rcuc/6 prev_pid=0x2c (44) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=dbus-
daemon next_pid=0x65d (1629) next_prio=0x78 (120)
<...>-76 [014] D..23 86.271043: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=xdg-
desktop-por next_pid=0x754 (1876) next_prio=0x78 (120)
<...>-44 [006] D..23 86.271062: sched_switch: prev_comm=rcuc/6 prev_pid=0x2c (44) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=dbus-
daemon next_pid=0x65d (1629) next_prio=0x78 (120)
<...>-76 [014] D..23 86.271081: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=Xorg
next_pid=0x675 (1653) next_prio=0x78 (120)
<...>-44 [006] D..23 86.271098: sched_switch: prev_comm=rcuc/6 prev_pid=0x2c (44) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=dbus-
daemon next_pid=0x65d (1629) next_prio=0x78 (120)
<...>-76 [014] D..23 86.271110: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=xdg-
desktop-por next_pid=0x754 (1876) next_prio=0x78 (120)
<...>-44 [006] D..23 86.271124: sched_switch: prev_comm=rcuc/6 prev_pid=0x2c (44) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=dbus-
daemon next_pid=0x65d (1629) next_prio=0x78 (120)
<...>-76 [014] D..23 86.271145: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=Xorg
next_pid=0x675 (1653) next_prio=0x78 (120)
<...>-76 [014] D..21 86.274667: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/14:4 next_pid=0x89e (2206) next_prio=0x78 (120)
<...>-108 [007] D..21 86.274668: sched_switch: prev_comm=rcuc/7 prev_pid=0x6c (108) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/7:4 next_pid=0xd1e (3358) next_prio=0x78 (120)
<...>-28 [002] D..21 86.274678: sched_switch: prev_comm=rcuc/2 prev_pid=0x1c (28) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/2:2 next_pid=0x161 (353) next_prio=0x78 (120)
<...>-76 [014] D..21 86.274682: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/14:4 next_pid=0x89e (2206) next_prio=0x78 (120)
<...>-92 [003] D..21 86.274687: sched_switch: prev_comm=rcuc/3 prev_pid=0x5c (92) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/3:1 next_pid=0xe9 (233) next_prio=0x78 (120)
<...>-28 [002] D..21 86.274691: sched_switch: prev_comm=rcuc/2 prev_pid=0x1c (28) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/2:2 next_pid=0x161 (353) next_prio=0x78 (120)
<...>-76 [014] D..21 86.274695: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/u64:4 next_pid=0x95 (149) next_prio=0x78 (120)
<...>-92 [003] D..21 86.274698: sched_switch: prev_comm=rcuc/3 prev_pid=0x5c (92) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/3:1 next_pid=0xe9 (233) next_prio=0x78 (120)
<...>-28 [002] D..21 86.274702: sched_switch: prev_comm=rcuc/2 prev_pid=0x1c (28) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=ksoftirqd/2 next_pid=0x1e (30) next_prio=0x78 (120)
<...>-76 [014] D..21 86.274705: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/u64:4 next_pid=0x95 (149) next_prio=0x78 (120)
<...>-92 [003] D..21 86.274709: sched_switch: prev_comm=rcuc/3 prev_pid=0x5c (92) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=ksoftirqd/3 next_pid=0x5e (94) next_prio=0x78 (120)
<...>-28 [002] D..21 86.274714: sched_switch: prev_comm=rcuc/2 prev_pid=0x1c (28) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=Socket
Thread next_pid=0x96f (2415) next_prio=0x78 (120)
<...>-76 [014] D..21 86.274717: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/u64:4 next_pid=0x95 (149) next_prio=0x78 (120)
<...>-92 [003] D..21 86.274721: sched_switch: prev_comm=rcuc/3 prev_pid=0x5c (92) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/3
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-28 [002] D..21 86.274726: sched_switch: prev_comm=rcuc/2 prev_pid=0x1c (28) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=Socket
Thread next_pid=0x96f (2415) next_prio=0x78 (120)
<...>-76 [014] D..21 86.274730: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/u64:4 next_pid=0x95 (149) next_prio=0x78 (120)
<...>-140 [015] D..21 86.274732: sched_switch: prev_comm=rcuc/15 prev_pid=0x8c (140) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=systemd
next_pid=0x1 (1) next_prio=0x78 (120)
<...>-92 [003] D..21 86.274735: sched_switch: prev_comm=rcuc/3 prev_pid=0x5c (92) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/3
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-76 [014] D..21 86.274744: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/14 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-140 [015] D..21 86.274747: sched_switch: prev_comm=rcuc/15 prev_pid=0x8c (140) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/15:1 next_pid=0xce (206) next_prio=0x78 (120)
<...>-92 [003] D..21 86.274754: sched_switch: prev_comm=rcuc/3 prev_pid=0x5c (92) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/3
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-76 [014] D..21 86.274761: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/14 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-140 [015] D..21 86.274767: sched_switch: prev_comm=rcuc/15 prev_pid=0x8c (140) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=systemd
next_pid=0x1 (1) next_prio=0x78 (120)
<...>-92 [003] D..21 86.274772: sched_switch: prev_comm=rcuc/3 prev_pid=0x5c (92) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/3
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-28 [002] D..21 86.274775: sched_switch: prev_comm=rcuc/2 prev_pid=0x1c (28) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=Socket
Thread next_pid=0x96f (2415) next_prio=0x78 (120)
<...>-76 [014] D..21 86.274779: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/14 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-140 [015] D..21 86.274787: sched_switch: prev_comm=rcuc/15 prev_pid=0x8c (140) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/15:1 next_pid=0xce (206) next_prio=0x78 (120)
<...>-92 [003] D..21 86.274790: sched_switch: prev_comm=rcuc/3 prev_pid=0x5c (92) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/3
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-28 [002] D..21 86.274795: sched_switch: prev_comm=rcuc/2 prev_pid=0x1c (28) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=Socket
Thread next_pid=0x96f (2415) next_prio=0x78 (120)
<...>-76 [014] D..21 86.274801: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/14 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-140 [015] D..21 86.274804: sched_switch: prev_comm=rcuc/15 prev_pid=0x8c (140) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=systemd
next_pid=0x1 (1) next_prio=0x78 (120)
<...>-92 [003] D..21 86.274812: sched_switch: prev_comm=rcuc/3 prev_pid=0x5c (92) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/3
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-28 [002] D..21 86.274816: sched_switch: prev_comm=rcuc/2 prev_pid=0x1c (28) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=Socket
Thread next_pid=0x96f (2415) next_prio=0x78 (120)
<...>-76 [014] D..21 86.274822: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/14 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-92 [003] D..21 86.274834: sched_switch: prev_comm=rcuc/3 prev_pid=0x5c (92) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/3
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-28 [002] D..21 86.274837: sched_switch: prev_comm=rcuc/2 prev_pid=0x1c (28) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=Socket
Thread next_pid=0x96f (2415) next_prio=0x78 (120)
<...>-76 [014] D..21 86.274843: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/u64:4 next_pid=0x95 (149) next_prio=0x78 (120)
<...>-44 [006] D..23 86.276634: sched_switch: prev_comm=rcuc/6 prev_pid=0x2c (44) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=irq_work/6
next_pid=0x2a (42) next_prio=0x62 (98)
<...>-60 [010] D..23 86.276634: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=ksoftirqd/10 next_pid=0x3e (62) next_prio=0x78 (120)
<...>-44 [006] D..23 86.276657: sched_switch: prev_comm=rcuc/6 prev_pid=0x2c (44) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/6
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-60 [010] D..23 86.276672: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.276762: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/4:3 next_pid=0xceb (3307) next_prio=0x78 (120)
<...>-60 [010] D..23 86.276773: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.276784: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/4:3 next_pid=0xceb (3307) next_prio=0x78 (120)
<...>-60 [010] D..23 86.276797: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.276807: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=WebKitNetworkPr next_pid=0xc68 (3176) next_prio=0x78 (120)
<...>-60 [010] D..23 86.276818: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.276833: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/4
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-60 [010] D..23 86.276842: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.276857: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/4
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-60 [010] D..23 86.276867: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.276880: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/4
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-60 [010] D..23 86.276892: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.276903: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=pool-
spawner next_pid=0xbc8 (3016) next_prio=0x78 (120)
<...>-60 [010] D..23 86.276921: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.276933: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/4
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-60 [010] D..23 86.276948: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.276958: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/4
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-60 [010] D..23 86.276973: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.276982: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/4
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-60 [010] D..23 86.276996: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.277007: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/4
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-60 [010] D..23 86.277021: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.277031: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=gmain
next_pid=0x8f6 (2294) next_prio=0x78 (120)
<...>-60 [010] D..23 86.277042: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.277055: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/4
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-60 [010] D..23 86.277066: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.277077: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/4
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-60 [010] D..23 86.277091: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.277101: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/4
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-60 [010] D..23 86.277111: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.277122: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/4
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-60 [010] D..23 86.277130: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.277139: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/4
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-60 [010] D..23 86.277149: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.277158: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/4
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-60 [010] D..23 86.277166: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.277175: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/4
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-60 [010] D..23 86.277184: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.277192: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/4
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-60 [010] D..23 86.277201: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.277210: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/4
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-60 [010] D..23 86.277219: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.277228: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/4
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-60 [010] D..23 86.277239: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/10 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-36 [004] D..23 86.277248: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/4
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-52 [008] D..21 86.308651: sched_switch: prev_comm=rcuc/8 prev_pid=0x34 (52) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=ksoftirqd/8 next_pid=0x36 (54) next_prio=0x78 (120)
<...>-68 [012] D..21 86.308652: sched_switch: prev_comm=rcuc/12 prev_pid=0x44 (68) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=systemd-
logind next_pid=0x56c (1388) next_prio=0x78 (120)
<...>-52 [008] D..21 86.308658: sched_switch: prev_comm=rcuc/8 prev_pid=0x34 (52) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/8:1 next_pid=0xaf (175) next_prio=0x78 (120)
<...>-20 [000] D..21 86.311699: sched_switch: prev_comm=rcuc/0 prev_pid=0x14 (20) prev_prio=0x62 (98) prev_state=0x100 (256) next_comm=irq/6-
AMDI0010: next_pid=0x159 (345) next_prio=0x31 (49)
<...>-1535 [000] D..21 86.333765: sched_switch: prev_comm=isc-loop-0001 prev_pid=0x5ff (1535) prev_prio=0x78 (120) prev_state=0x2 (2)
next_comm=swapper/0 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-1538 [001] D..21 86.333767: sched_switch: prev_comm=isc-loop-0004 prev_pid=0x602 (1538) prev_prio=0x78 (120) prev_state=0x2 (2)
next_comm=swapper/1 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-1541 [007] D..21 86.333768: sched_switch: prev_comm=isc-loop-0005 prev_pid=0x605 (1541) prev_prio=0x78 (120) prev_state=0x2 (2)
next_comm=swapper/7 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-1547 [013] D..21 86.333780: sched_switch: prev_comm=isc-loop-0009 prev_pid=0x60b (1547) prev_prio=0x78 (120) prev_state=0x2 (2)
next_comm=swapper/13 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-1550 [005] D..21 86.333789: sched_switch: prev_comm=isc-loop-0011 prev_pid=0x60e (1550) prev_prio=0x78 (120) prev_state=0x2 (2)
next_comm=swapper/5 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-1517 [009] D..21 86.333796: sched_switch: prev_comm=named prev_pid=0x5ed (1517) prev_prio=0x78 (120) prev_state=0x2 (2)
next_comm=swapper/9 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-1549 [003] D..21 86.334055: sched_switch: prev_comm=isc-loop-0010 prev_pid=0x60d (1549) prev_prio=0x78 (120) prev_state=0x2 (2)
next_comm=swapper/3 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-1552 [012] D..21 86.334064: sched_switch: prev_comm=isc-loop-0012 prev_pid=0x610 (1552) prev_prio=0x78 (120) prev_state=0x2 (2)
next_comm=swapper/12 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-124 [011] D..21 86.339629: sched_switch: prev_comm=rcuc/11 prev_pid=0x7c (124) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=named
next_pid=0x5ed (1517) next_prio=0x62 (98)
<...>-669 [009] D..21 86.384605: sched_switch: prev_comm=napi/phy0-0 prev_pid=0x29d (669) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/9 next_pid=0x74 (116) next_prio=0x62 (98)
<...>-669 [009] D..21 86.422599: sched_switch: prev_comm=napi/phy0-0 prev_pid=0x29d (669) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/9 next_pid=0x74 (116) next_prio=0x62 (98)
<...>-669 [009] D..22 86.435597: sched_switch: prev_comm=napi/phy0-0 prev_pid=0x29d (669) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/9 next_pid=0x74 (116) next_prio=0x62 (98)
<...>-669 [009] D..24 86.599564: sched_switch: prev_comm=napi/phy0-0 prev_pid=0x29d (669) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/9 next_pid=0x74 (116) next_prio=0x62 (98)
<...>-671 [010] D..23 86.642556: sched_switch: prev_comm=napi/phy0-0 prev_pid=0x29f (671) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/10 next_pid=0x3c (60) next_prio=0x62 (98)
<...>-100 [005] D..22 87.291482: sched_switch: prev_comm=rcuc/5 prev_pid=0x64 (100) prev_prio=0x62 (98) prev_state=0x100 (256)
next_comm=irq/108-amdgpu next_pid=0x1aa (426) next_prio=0x31 (49)
<...>-108 [007] D..21 87.291485: sched_switch: prev_comm=rcuc/7 prev_pid=0x6c (108) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/7
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-100 [005] D..21 87.291494: sched_switch: prev_comm=rcuc/5 prev_pid=0x64 (100) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=swapper/5
next_pid=0x0 (0) next_prio=0x78 (120)
<...>-100 [005] D..21 87.291513: sched_switch: prev_comm=rcuc/5 prev_pid=0x64 (100) prev_prio=0x62 (98) prev_state=0x100 (256)
next_comm=irq/108-amdgpu next_pid=0x1aa (426) next_prio=0x31 (49)
<...>-671 [010] D..23 87.871456: sched_switch: prev_comm=napi/phy0-0 prev_pid=0x29f (671) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=ktimers/10 next_pid=0x3d (61) next_prio=0x62 (98)
<...>-68 [012] D..21 88.253434: sched_switch: prev_comm=rcuc/12 prev_pid=0x44 (68) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=irq_work/12 next_pid=0x42 (66) next_prio=0x62 (98)
<...>-76 [014] D..21 88.253437: sched_switch: prev_comm=rcuc/14 prev_pid=0x4c (76) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=swapper/14 next_pid=0x0 (0) next_prio=0x78 (120)
<...>-68 [012] D..21 88.253469: sched_switch: prev_comm=rcuc/12 prev_pid=0x44 (68) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/12:4 next_pid=0xa58 (2648) next_prio=0x78 (120)
<...>-100 [005] D..21 88.253472: sched_switch: prev_comm=rcuc/5 prev_pid=0x64 (100) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=ksoftirqd/5 next_pid=0x66 (102) next_prio=0x78 (120)
<...>-116 [009] D..21 88.256459: sched_switch: prev_comm=rcuc/9 prev_pid=0x74 (116) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=kworker/9:1 next_pid=0xb0 (176) next_prio=0x78 (120)
<...>-100 [005] D..21 88.256462: sched_switch: prev_comm=rcuc/5 prev_pid=0x64 (100) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=ksoftirqd/5 next_pid=0x66 (102) next_prio=0x78 (120)
<...>-36 [004] D..21 88.277433: sched_switch: prev_comm=rcuc/4 prev_pid=0x24 (36) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=systemd
next_pid=0x63f (1599) next_prio=0x78 (120)
<...>-671 [012] D..23 88.383431: sched_switch: prev_comm=napi/phy0-0 prev_pid=0x29f (671) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/12 next_pid=0x44 (68) next_prio=0x62 (98)
<...>-3500 [014] D..22 134.060263: sched_switch: prev_comm=kworker/u64:29 prev_pid=0xdac (3500) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/14 next_pid=0x4c (76) next_prio=0x62 (98)
<...>-148 [012] D..23 156.035218: sched_switch: prev_comm=kworker/u64:3 prev_pid=0x94 (148) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/12 next_pid=0x44 (68) next_prio=0x62 (98)
<...>-671 [011] D..23 156.374210: sched_switch: prev_comm=napi/phy0-0 prev_pid=0x29f (671) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/11 next_pid=0x7c (124) next_prio=0x62 (98)
<...>-671 [012] D..22 156.886187: sched_switch: prev_comm=napi/phy0-0 prev_pid=0x29f (671) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/12 next_pid=0x44 (68) next_prio=0x62 (98)
<...>-578 [008] D..21 178.359189: sched_switch: prev_comm=kworker/8:2 prev_pid=0x242 (578) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=kworker/8:1 next_pid=0xaf (175) next_prio=0x78 (120)
<...>-143 [015] D..21 178.470232: sched_switch: prev_comm=kworker/15:0 prev_pid=0x8f (143) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=kworker/15:1 next_pid=0xce (206) next_prio=0x78 (120)
<...>-671 [012] D..21 178.523343: sched_switch: prev_comm=napi/phy0-0 prev_pid=0x29f (671) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=mt76-tx phy0 next_pid=0x5fb (1531) next_prio=0x62 (98)
<...>-20 [000] D..21 178.891146: sched_switch: prev_comm=rcuc/0 prev_pid=0x14 (20) prev_prio=0x62 (98) prev_state=0x2 (2)
next_comm=ksoftirqd/0 next_pid=0xe (14) next_prio=0x78 (120)
<...>-116 [009] D..21 178.938182: sched_switch: prev_comm=rcuc/9 prev_pid=0x74 (116) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=umount
next_pid=0xe27 (3623) next_prio=0x62 (98)
<...>-116 [009] D..21 178.947159: sched_switch: prev_comm=rcuc/9 prev_pid=0x74 (116) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=umount
next_pid=0xe27 (3623) next_prio=0x62 (98)
<...>-68 [012] D..21 179.004152: sched_switch: prev_comm=rcuc/12 prev_pid=0x44 (68) prev_prio=0x62 (98) prev_state=0x2 (2) next_comm=umount
next_pid=0xe27 (3623) next_prio=0x62 (98)
<...>-132 [013] D..21 179.070272: sched_switch: prev_comm=rcuc/13 prev_pid=0x84 (132) prev_prio=0x62 (98) prev_state=0x100 (256)
next_comm=irq/87-nvme0q14 next_pid=0x181 (385) next_prio=0x31 (49)
<...>-60 [010] D..21 181.208158: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x100 (256)
next_comm=irq/83-nvme0q11 next_pid=0x17b (379) next_prio=0x31 (49)
<...>-60 [010] D..21 181.321060: sched_switch: prev_comm=rcuc/10 prev_pid=0x3c (60) prev_prio=0x62 (98) prev_state=0x100 (256)
next_comm=irq/83-nvme0q11 next_pid=0x17b (379) next_prio=0x31 (49)
<...>-1 [002] D..22 182.672954: sched_switch: prev_comm=systemd-shutdow prev_pid=0x1 (1) prev_prio=0x78 (120) prev_state=0x100 (256)
next_comm=rcuc/2 next_pid=0x1c (28) next_prio=0x62 (98)
Bert Karwatzki
next prev parent reply other threads:[~2026-02-23 0:35 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-04 18:11 DEBUG_ATOMIC_SLEEP spew in cgroup_task_dead() on next-20251104 Calvin Owens
2025-11-04 19:30 ` Tejun Heo
2025-11-05 15:16 ` Calvin Owens
2025-11-05 19:03 ` [PATCH cgroup/for-6.19] cgroup: Fix sleeping from invalid context warning on PREEMPT_RT Tejun Heo
2025-11-06 1:15 ` Calvin Owens
2025-11-06 17:36 ` Tejun Heo
2025-11-06 15:07 ` Sebastian Andrzej Siewior
2025-11-06 17:37 ` Tejun Heo
2025-11-06 17:46 ` Sebastian Andrzej Siewior
2025-11-06 17:55 ` Tejun Heo
2025-11-06 18:06 ` Sebastian Andrzej Siewior
2026-02-19 16:46 ` ~90s reboot delay with v6.19 and PREEMPT_RT Bert Karwatzki
2026-02-19 20:53 ` Calvin Owens
2026-02-19 23:10 ` Bert Karwatzki
2026-02-20 0:58 ` Steven Rostedt
2026-02-20 9:15 ` ~90s shutdown " Bert Karwatzki
2026-02-20 15:44 ` Steven Rostedt
2026-02-23 0:35 ` Bert Karwatzki [this message]
2026-02-23 8:22 ` Steven Rostedt
2026-02-23 13:36 ` Bert Karwatzki
2026-02-23 23:36 ` Bert Karwatzki
2026-02-24 12:44 ` Bert Karwatzki
2026-02-24 12:58 ` Bert Karwatzki
2026-02-24 14:20 ` Steven Rostedt
2026-02-24 15:45 ` ~90s reboot " Sebastian Andrzej Siewior
2026-02-25 15:43 ` Sebastian Andrzej Siewior
2026-02-25 16:37 ` Bert Karwatzki
2026-02-25 16:59 ` Sebastian Andrzej Siewior
2026-02-25 22:31 ` Sebastian Andrzej Siewior
2026-02-26 13:24 ` Bert Karwatzki
2026-02-26 13:46 ` Sebastian Andrzej Siewior
2026-02-26 16:37 ` Steven Rostedt
2026-02-27 14:13 ` Sebastian Andrzej Siewior
2026-02-27 22:57 ` Bert Karwatzki
2026-03-02 11:15 ` Sebastian Andrzej Siewior
2025-11-04 19:32 ` [PATCH cgroup/for-6.19 1/2] cgroup: Convert css_set_lock from spinlock_t to raw_spinlock_t Tejun Heo
2025-11-05 7:30 ` Sebastian Andrzej Siewior
2025-11-05 16:19 ` Tejun Heo
2025-11-05 8:50 ` Peter Zijlstra
2025-11-05 16:20 ` Tejun Heo
2025-11-04 19:32 ` [PATCH cgroup/for-6.19 2/2] cgroup: Convert css_set_lock locking to use cleanup guards Tejun Heo
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