Testing And Unstable • [SID - Unstable] lockups with 6.12.6 kernel?

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Dec 27 01:19:06 laptop kernel: watchdog: Watchdog detected hard LOCKUP on cpu 2Dec 27 01:19:06 laptop kernel: rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:Dec 27 01:19:06 laptop kernel: rcu: 2-...0: (29 ticks this GP) idle=79c4/1/0x4000000000000000 softirq=1164578/1164580 fqs=25Dec 27 01:19:06 laptop kernel: rcu: 5-...0: (5 ticks this GP) idle=e54c/1/0x4000000000000000 softirq=931642/931645 fqs=25Dec 27 01:19:06 laptop kernel: rcu: (detected by 1, t=5256 jiffies, g=2491729, q=47 ncpus=8)Dec 27 01:19:06 laptop kernel: rcu: rcu_preempt kthread starved for 2625 jiffies! g2491729 f0x0 RCU_GP_DOING_FQS(6) ->state=0x0 ->cpu=0Dec 27 01:19:06 laptop kernel: rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.Dec 27 01:19:06 laptop kernel: rcu: RCU grace-period kthread stack dump:Dec 27 01:19:06 laptop kernel: rcu: Stack dump where RCU GP kthread last ran:Dec 27 01:19:57 laptop systemd[1]: systemd-logind.service: Watchdog timeout (limit 3min)!Dec 27 01:20:09 laptop kernel: watchdog: Watchdog detected hard LOCKUP on cpu 5Dec 27 01:20:09 laptop kernel: watchdog: Watchdog detected hard LOCKUP on cpu 0Dec 27 01:20:09 laptop kernel: rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:Dec 27 01:20:09 laptop kernel: rcu: 2-...0: (29 ticks this GP) idle=79c4/1/0x4000000000000000 softirq=1164578/1164580 fqs=25Dec 27 01:20:09 laptop kernel: rcu: 5-...0: (5 ticks this GP) idle=e54c/1/0x4000000000000000 softirq=931642/931645 fqs=25Dec 27 01:20:09 laptop kernel: rcu: (detected by 7, t=21015 jiffies, g=2491729, q=145 ncpus=8)Dec 27 01:20:09 laptop kernel: rcu: rcu_preempt kthread starved for 18384 jiffies! g2491729 f0x2 RCU_GP_DOING_FQS(6) ->state=0x0 ->cpu=0Dec 27 01:20:09 laptop kernel: rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.Dec 27 01:20:09 laptop kernel: rcu: RCU grace-period kthread stack dump:Dec 27 01:20:09 laptop kernel: rcu: Stack dump where RCU GP kthread last ran:Dec 27 01:20:22 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 26s! [rcu_exp_gp_kthr:19]Dec 27 01:20:37 laptop systemd[1]: systemd-timesyncd.service: Watchdog timeout (limit 3min)!Dec 27 01:20:49 laptop connmand[748]: Failed to find URL:http://ipv4.connman.net/online/status.htmlDec 27 01:20:50 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 52s! [rcu_exp_gp_kthr:19]Dec 27 01:20:57 laptop systemd[1]: systemd-udevd.service: Watchdog timeout (limit 3min)!Dec 27 01:21:12 laptop kernel: rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:Dec 27 01:21:12 laptop kernel: rcu: 2-...0: (29 ticks this GP) idle=79c4/1/0x4000000000000000 softirq=1164578/1164580 fqs=25Dec 27 01:21:12 laptop kernel: rcu: 5-...0: (5 ticks this GP) idle=e54c/1/0x4000000000000000 softirq=931642/931645 fqs=25Dec 27 01:21:12 laptop kernel: rcu: (detected by 6, t=36774 jiffies, g=2491729, q=279 ncpus=8)Dec 27 01:21:12 laptop kernel: rcu: rcu_preempt kthread starved for 34143 jiffies! g2491729 f0x2 RCU_GP_DOING_FQS(6) ->state=0x0 ->cpu=0Dec 27 01:21:12 laptop kernel: rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.Dec 27 01:21:12 laptop kernel: rcu: RCU grace-period kthread stack dump:Dec 27 01:21:12 laptop kernel: rcu: Stack dump where RCU GP kthread last ran:Dec 27 01:21:38 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 97s! [rcu_exp_gp_kthr:19]Dec 27 01:22:06 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 123s! [rcu_exp_gp_kthr:19]Dec 27 01:22:15 laptop kernel: rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:Dec 27 01:22:15 laptop kernel: rcu: 2-...0: (29 ticks this GP) idle=79c4/1/0x4000000000000000 softirq=1164578/1164580 fqs=25Dec 27 01:22:15 laptop kernel: rcu: 5-...0: (5 ticks this GP) idle=e54c/1/0x4000000000000000 softirq=931642/931645 fqs=25Dec 27 01:22:15 laptop kernel: rcu: (detected by 6, t=52529 jiffies, g=2491729, q=398 ncpus=8)Dec 27 01:22:15 laptop kernel: rcu: rcu_preempt kthread starved for 49898 jiffies! g2491729 f0x2 RCU_GP_DOING_FQS(6) ->state=0x0 ->cpu=0Dec 27 01:22:15 laptop kernel: rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.Dec 27 01:22:15 laptop kernel: rcu: RCU grace-period kthread stack dump:Dec 27 01:22:15 laptop kernel: rcu: Stack dump where RCU GP kthread last ran:Dec 27 01:22:16 laptop kernel: INFO: task khugepaged:81 blocked for more than 120 seconds.Dec 27 01:22:16 laptop kernel:       Tainted: G        W    L     6.12.6-amd64 #1 Debian 6.12.6-1Dec 27 01:22:16 laptop kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.Dec 27 01:22:16 laptop kernel: INFO: task systemd-logind:728 blocked for more than 120 seconds.Dec 27 01:22:16 laptop kernel:       Tainted: G        W    L     6.12.6-amd64 #1 Debian 6.12.6-1Dec 27 01:22:16 laptop kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.Dec 27 01:22:16 laptop kernel: INFO: task wpa_supplicant:749 blocked for more than 120 seconds.Dec 27 01:22:16 laptop kernel:       Tainted: G        W    L     6.12.6-amd64 #1 Debian 6.12.6-1Dec 27 01:22:16 laptop kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.Dec 27 01:22:42 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 157s! [rcu_exp_gp_kthr:19]Dec 27 01:23:10 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 183s! [rcu_exp_gp_kthr:19]Dec 27 01:23:13 laptop connmand[748]: Failed to find URL:http://ipv4.connman.net/online/status.htmlDec 27 01:23:18 laptop kernel: rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:Dec 27 01:23:18 laptop kernel: rcu: 2-...0: (29 ticks this GP) idle=79c4/1/0x4000000000000000 softirq=1164578/1164580 fqs=25Dec 27 01:23:18 laptop kernel: rcu: 5-...0: (5 ticks this GP) idle=e54c/1/0x4000000000000000 softirq=931642/931645 fqs=25Dec 27 01:23:18 laptop kernel: rcu: (detected by 6, t=68284 jiffies, g=2491729, q=518 ncpus=8)Dec 27 01:23:18 laptop kernel: rcu: rcu_preempt kthread starved for 65653 jiffies! g2491729 f0x2 RCU_GP_DOING_FQS(6) ->state=0x0 ->cpu=0Dec 27 01:23:18 laptop kernel: rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.Dec 27 01:23:18 laptop kernel: rcu: RCU grace-period kthread stack dump:Dec 27 01:23:18 laptop kernel: rcu: Stack dump where RCU GP kthread last ran:Dec 27 01:23:46 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 216s! [rcu_exp_gp_kthr:19]Dec 27 01:24:14 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 242s! [rcu_exp_gp_kthr:19]Dec 27 01:24:17 laptop kernel: INFO: task khugepaged:81 blocked for more than 241 seconds.Dec 27 01:24:17 laptop kernel:       Tainted: G        W    L     6.12.6-amd64 #1 Debian 6.12.6-1Dec 27 01:24:17 laptop kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.Dec 27 01:24:17 laptop kernel: INFO: task sd-resolve:402 blocked for more than 120 seconds.Dec 27 01:24:17 laptop kernel:       Tainted: G        W    L     6.12.6-amd64 #1 Debian 6.12.6-1Dec 27 01:24:17 laptop kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.Dec 27 01:24:17 laptop kernel: INFO: task systemd-udevd:398 blocked for more than 120 seconds.Dec 27 01:24:17 laptop kernel:       Tainted: G        W    L     6.12.6-amd64 #1 Debian 6.12.6-1Dec 27 01:24:17 laptop kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.Dec 27 01:24:17 laptop kernel: INFO: task systemd-logind:728 blocked for more than 241 seconds.Dec 27 01:24:17 laptop kernel:       Tainted: G        W    L     6.12.6-amd64 #1 Debian 6.12.6-1Dec 27 01:24:17 laptop kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.Dec 27 01:24:17 laptop kernel: INFO: task wpa_supplicant:749 blocked for more than 241 seconds.Dec 27 01:24:17 laptop kernel:       Tainted: G        W    L     6.12.6-amd64 #1 Debian 6.12.6-1Dec 27 01:24:17 laptop kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.Dec 27 01:24:21 laptop kernel: rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:Dec 27 01:24:21 laptop kernel: rcu: 2-...0: (29 ticks this GP) idle=79c4/1/0x4000000000000000 softirq=1164578/1164580 fqs=25Dec 27 01:24:21 laptop kernel: rcu: 5-...0: (5 ticks this GP) idle=e54c/1/0x4000000000000000 softirq=931642/931645 fqs=25Dec 27 01:24:21 laptop kernel: rcu: (detected by 6, t=84039 jiffies, g=2491729, q=651 ncpus=8)Dec 27 01:24:21 laptop kernel: rcu: rcu_preempt kthread starved for 81408 jiffies! g2491729 f0x2 RCU_GP_DOING_FQS(6) ->state=0x0 ->cpu=0Dec 27 01:24:21 laptop kernel: rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.Dec 27 01:24:21 laptop kernel: rcu: RCU grace-period kthread stack dump:Dec 27 01:24:21 laptop kernel: rcu: Stack dump where RCU GP kthread last ran:Dec 27 01:24:46 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 272s! [rcu_exp_gp_kthr:19]Dec 27 01:25:14 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 298s! [rcu_exp_gp_kthr:19]Dec 27 01:25:24 laptop kernel: rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:Dec 27 01:25:24 laptop kernel: rcu: 2-...0: (29 ticks this GP) idle=79c4/1/0x4000000000000000 softirq=1164578/1164580 fqs=25Dec 27 01:25:24 laptop kernel: rcu: 5-...0: (5 ticks this GP) idle=e54c/1/0x4000000000000000 softirq=931642/931645 fqs=25Dec 27 01:25:24 laptop kernel: rcu: (detected by 6, t=99794 jiffies, g=2491729, q=758 ncpus=8)Dec 27 01:25:24 laptop kernel: rcu: rcu_preempt kthread starved for 97163 jiffies! g2491729 f0x2 RCU_GP_DOING_FQS(6) ->state=0x0 ->cpu=0Dec 27 01:25:24 laptop kernel: rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.Dec 27 01:25:24 laptop kernel: rcu: RCU grace-period kthread stack dump:Dec 27 01:25:24 laptop kernel: rcu: Stack dump where RCU GP kthread last ran:Dec 27 01:25:37 laptop connmand[748]: Failed to find URL:http://ipv4.connman.net/online/status.htmlDec 27 01:25:50 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 332s! [rcu_exp_gp_kthr:19]Dec 27 01:26:18 laptop kernel: watchdog: Watchdog detected hard LOCKUP on cpu 7Dec 27 01:26:18 laptop kernel: INFO: task khugepaged:81 blocked for more than 362 seconds.Dec 27 01:26:18 laptop kernel:       Tainted: G        W    L     6.12.6-amd64 #1 Debian 6.12.6-1Dec 27 01:26:18 laptop kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.Dec 27 01:26:18 laptop kernel: INFO: task sd-resolve:402 blocked for more than 241 seconds.Dec 27 01:26:18 laptop kernel:       Tainted: G        W    L     6.12.6-amd64 #1 Debian 6.12.6-1Dec 27 01:26:18 laptop kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.Dec 27 01:26:18 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 358s! [rcu_exp_gp_kthr:19]Dec 27 01:26:27 laptop kernel: rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:Dec 27 01:26:27 laptop kernel: rcu: 2-...0: (29 ticks this GP) idle=79c4/1/0x4000000000000000 softirq=1164578/1164580 fqs=25Dec 27 01:26:27 laptop kernel: rcu: 5-...0: (5 ticks this GP) idle=e54c/1/0x4000000000000000 softirq=931642/931645 fqs=25Dec 27 01:26:27 laptop kernel: rcu: (detected by 6, t=115549 jiffies, g=2491729, q=1226 ncpus=8)Dec 27 01:26:27 laptop kernel: rcu: rcu_preempt kthread starved for 112918 jiffies! g2491729 f0x2 RCU_GP_DOING_FQS(6) ->state=0x0 ->cpu=0Dec 27 01:26:27 laptop kernel: rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.Dec 27 01:26:27 laptop kernel: rcu: RCU grace-period kthread stack dump:Dec 27 01:26:27 laptop kernel: rcu: Stack dump where RCU GP kthread last ran:Dec 27 01:26:54 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 391s! [rcu_exp_gp_kthr:19]Dec 27 01:27:22 laptop kernel: watchdog: Watchdog detected hard LOCKUP on cpu 1Dec 27 01:27:22 laptop kernel: watchdog: Watchdog detected hard LOCKUP on cpu 3Dec 27 01:27:22 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 417s! [rcu_exp_gp_kthr:19]Dec 27 01:27:30 laptop kernel: rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:Dec 27 01:27:30 laptop kernel: rcu: 2-...0: (29 ticks this GP) idle=79c4/1/0x4000000000000000 softirq=1164578/1164580 fqs=25Dec 27 01:27:30 laptop kernel: rcu: 5-...0: (5 ticks this GP) idle=e54c/1/0x4000000000000000 softirq=931642/931645 fqs=25Dec 27 01:27:30 laptop kernel: rcu: (detected by 6, t=131304 jiffies, g=2491729, q=1873 ncpus=8)Dec 27 01:27:30 laptop kernel: rcu: rcu_preempt kthread starved for 128673 jiffies! g2491729 f0x2 RCU_GP_DOING_FQS(6) ->state=0x0 ->cpu=0Dec 27 01:27:30 laptop kernel: rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.Dec 27 01:27:30 laptop kernel: rcu: RCU grace-period kthread stack dump:Dec 27 01:27:30 laptop kernel: rcu: Stack dump where RCU GP kthread last ran:Dec 27 01:27:58 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 451s! [rcu_exp_gp_kthr:19]Dec 27 01:28:26 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 477s! [rcu_exp_gp_kthr:19]Dec 27 01:28:33 laptop kernel: rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:Dec 27 01:28:33 laptop kernel: rcu: 2-...0: (29 ticks this GP) idle=79c4/1/0x4000000000000000 softirq=1164578/1164580 fqs=25Dec 27 01:28:33 laptop kernel: rcu: 5-...0: (5 ticks this GP) idle=e54c/1/0x4000000000000000 softirq=931642/931645 fqs=25Dec 27 01:28:33 laptop kernel: rcu: (detected by 6, t=147059 jiffies, g=2491729, q=1889 ncpus=8)Dec 27 01:28:33 laptop kernel: rcu: rcu_preempt kthread starved for 144428 jiffies! g2491729 f0x2 RCU_GP_DOING_FQS(6) ->state=0x0 ->cpu=0Dec 27 01:28:33 laptop kernel: rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.Dec 27 01:28:33 laptop kernel: rcu: RCU grace-period kthread stack dump:Dec 27 01:28:33 laptop kernel: rcu: Stack dump where RCU GP kthread last ran:Dec 27 01:28:58 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 507s! [rcu_exp_gp_kthr:19]Dec 27 01:29:26 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 533s! [rcu_exp_gp_kthr:19]Dec 27 01:29:36 laptop kernel: rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:Dec 27 01:29:36 laptop kernel: rcu: 2-...0: (29 ticks this GP) idle=79c4/1/0x4000000000000000 softirq=1164578/1164580 fqs=25Dec 27 01:29:36 laptop kernel: rcu: 5-...0: (5 ticks this GP) idle=e54c/1/0x4000000000000000 softirq=931642/931645 fqs=25Dec 27 01:29:36 laptop kernel: rcu: (detected by 6, t=162814 jiffies, g=2491729, q=1893 ncpus=8)Dec 27 01:29:36 laptop kernel: rcu: rcu_preempt kthread starved for 160183 jiffies! g2491729 f0x2 RCU_GP_DOING_FQS(6) ->state=0x0 ->cpu=0Dec 27 01:29:36 laptop kernel: rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.Dec 27 01:29:36 laptop kernel: rcu: RCU grace-period kthread stack dump:Dec 27 01:29:36 laptop kernel: rcu: Stack dump where RCU GP kthread last ran:Dec 27 01:30:02 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 566s! [rcu_exp_gp_kthr:19]Dec 27 01:30:30 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 593s! [rcu_exp_gp_kthr:19]Dec 27 01:30:39 laptop kernel: rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:Dec 27 01:30:39 laptop kernel: rcu: 2-...0: (29 ticks this GP) idle=79c4/1/0x4000000000000000 softirq=1164578/1164580 fqs=25Dec 27 01:30:39 laptop kernel: rcu: 5-...0: (5 ticks this GP) idle=e54c/1/0x4000000000000000 softirq=931642/931645 fqs=25Dec 27 01:30:39 laptop kernel: rcu: (detected by 6, t=178569 jiffies, g=2491729, q=1917 ncpus=8)Dec 27 01:30:39 laptop kernel: rcu: rcu_preempt kthread starved for 175938 jiffies! g2491729 f0x2 RCU_GP_DOING_FQS(6) ->state=0x0 ->cpu=0Dec 27 01:30:39 laptop kernel: rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.Dec 27 01:30:39 laptop kernel: rcu: RCU grace-period kthread stack dump:Dec 27 01:30:39 laptop kernel: rcu: Stack dump where RCU GP kthread last ran:Dec 27 01:31:06 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 626s! [rcu_exp_gp_kthr:19]Dec 27 01:31:34 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 652s! [rcu_exp_gp_kthr:19]Dec 27 01:31:42 laptop kernel: rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:Dec 27 01:31:42 laptop kernel: rcu: 2-...0: (29 ticks this GP) idle=79c4/1/0x4000000000000000 softirq=1164578/1164580 fqs=25Dec 27 01:31:42 laptop kernel: rcu: 5-...0: (5 ticks this GP) idle=e54c/1/0x4000000000000000 softirq=931642/931645 fqs=25Dec 27 01:31:42 laptop kernel: rcu: (detected by 6, t=194324 jiffies, g=2491729, q=1933 ncpus=8)Dec 27 01:31:42 laptop kernel: rcu: rcu_preempt kthread starved for 191693 jiffies! g2491729 f0x2 RCU_GP_DOING_FQS(6) ->state=0x0 ->cpu=0Dec 27 01:31:42 laptop kernel: rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.Dec 27 01:31:42 laptop kernel: rcu: RCU grace-period kthread stack dump:Dec 27 01:31:42 laptop kernel: rcu: Stack dump where RCU GP kthread last ran:Dec 27 01:32:10 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 686s! [rcu_exp_gp_kthr:19]Dec 27 01:32:38 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 712s! [rcu_exp_gp_kthr:19]Dec 27 01:32:45 laptop kernel: rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:Dec 27 01:32:45 laptop kernel: rcu: 2-...0: (29 ticks this GP) idle=79c4/1/0x4000000000000000 softirq=1164578/1164580 fqs=25Dec 27 01:32:45 laptop kernel: rcu: 5-...0: (5 ticks this GP) idle=e54c/1/0x4000000000000000 softirq=931642/931645 fqs=25Dec 27 01:32:45 laptop kernel: rcu: (detected by 6, t=210079 jiffies, g=2491729, q=1944 ncpus=8)Dec 27 01:32:45 laptop kernel: rcu: rcu_preempt kthread starved for 207448 jiffies! g2491729 f0x2 RCU_GP_DOING_FQS(6) ->state=0x0 ->cpu=0Dec 27 01:32:45 laptop kernel: rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.Dec 27 01:32:45 laptop kernel: rcu: RCU grace-period kthread stack dump:Dec 27 01:32:45 laptop kernel: rcu: Stack dump where RCU GP kthread last ran:Dec 27 01:33:10 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 742s! [rcu_exp_gp_kthr:19]Dec 27 01:33:38 laptop kernel: watchdog: BUG: soft lockup - CPU#6 stuck for 768s! [rcu_exp_gp_kthr:19]