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INFO: rcu detected stall in syscall_exit_to_user_mode

Status: upstream: reported C repro on 2023/04/07 08:31
Bug presence: origin:upstream
Labels: missing-backport
[Documentation on labels]
Reported-by: syzbot+a5ddd0a69ba3bcb6ca90@syzkaller.appspotmail.com
First crash: 747d, last: 1d14h
Fix commit to backport (bisect log) :
tree: upstream
commit 5f6bd380c7bdbe10f7b4e8ddcceed60ce0714c6d
Author: Peter Zijlstra <peterz@infradead.org>
Date: Mon May 27 12:06:55 2024 +0000

  sched/rt: Remove default bandwidth control

  
▶ ▼ Bug presence (3)
Date Name Commit Repro Result
2024/10/27 linux-6.1.y (ToT) 7ec6f9fa3d97 C [report] INFO: rcu detected stall in corrupted
2023/12/28 upstream (ToT) f5837722ffec C [report] INFO: rcu detected stall in corrupted
2024/10/27 upstream (ToT) 850925a8133c C Didn't crash
▶ ▼ Similar bugs (5)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: rcu detected stall in syscall_exit_to_user_mode cgroups mm 78 1154d 1334d 20/28 fixed on 2022/03/08 16:11
upstream INFO: rcu detected stall in syscall_exit_to_user_mode (2) usb C inconclusive 767 1d04h 869d 0/28 upstream: reported C repro on 2022/12/05 19:46
linux-5.15 INFO: rcu detected stall in syscall_exit_to_user_mode origin:upstream missing-backport C done 772 14h16m 605d 0/3 upstream: reported C repro on 2023/08/26 22:23
android-5-15 BUG: soft lockup in syscall_exit_to_user_mode (2) 1 152d 152d 0/2 auto-obsoleted due to no activity on 2025/02/19 23:24
android-5-15 BUG: soft lockup in syscall_exit_to_user_mode origin:lts C 16 255d 334d 0/2 auto-obsoleted due to no activity on 2024/11/18 18:22
▶ ▼ Fix bisection attempts (1)
Created Duration User Patch Repo Result
2024/12/30 02:31 6h45m fix candidate upstream OK (1) job log

Sample crash report:
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
	(detected by 0, t=10502 jiffies, g=8849, q=562 ncpus=2)
rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294957658-4294947156), jiffies_till_next_fqs=1, root ->qsmask 0x0
rcu: rcu_preempt kthread starved for 10502 jiffies! g8849 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:R  running task     stack:25880 pid:16    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x143f/0x4570 kernel/sched/core.c:6561
 schedule+0xbf/0x180 kernel/sched/core.c:6637
 schedule_timeout+0x1b9/0x300 kernel/time/timer.c:1965
 rcu_gp_fqs_loop+0x2d2/0x1150 kernel/rcu/tree.c:1706
 rcu_gp_kthread+0xa3/0x3b0 kernel/rcu/tree.c:1905
 kthread+0x28d/0x320 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 4314 Comm: syz-executor680 Not tainted 6.1.134-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:29 [inline]
RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:70 [inline]
RIP: 0010:arch_local_irq_save arch/x86/include/asm/irqflags.h:106 [inline]
RIP: 0010:lock_acquire+0x18d/0x5a0 kernel/locking/lockdep.c:5658
Code: 8d bc 24 80 00 00 00 4c 89 fb 48 c1 eb 03 42 80 3c 2b 00 74 08 4c 89 ff e8 80 45 77 00 48 c7 84 24 80 00 00 00 00 00 00 00 9c <8f> 84 24 80 00 00 00 42 80 3c 2b 00 74 08 4c 89 ff e8 dd 44 77 00
RSP: 0018:ffffc900001e0cb8 EFLAGS: 00000046
RAX: 0000000000000000 RBX: 1ffff9200003c1a8 RCX: ffffffff816a667b
RDX: 0000000000000000 RSI: ffffffff8b5f5fc0 RDI: ffffffff8b5f5f80
RBP: ffffc900001e0e08 R08: dffffc0000000000 R09: fffffbfff1d417a6
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff9200003c1a0
R13: dffffc0000000000 R14: 0000000000000000 R15: ffffc900001e0d40
FS:  00005555688ab3c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2176e5a260 CR3: 000000002e9fc000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0xd1/0x120 kernel/locking/spinlock.c:162
 hrtimer_interrupt+0xf7/0x980 kernel/time/hrtimer.c:1798
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1107 [inline]
 __sysvec_apic_timer_interrupt+0x158/0x5b0 arch/x86/kernel/apic/apic.c:1124
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
 sysvec_apic_timer_interrupt+0x9b/0xc0 arch/x86/kernel/apic/apic.c:1118
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 kernel/locking/spinlock.c:202
Code: d1 83 f5 ff 90 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 7e 3c af f6 48 89 df e8 e6 7a b0 f6 e8 51 bd d5 f6 fb bf 01 00 00 00 <e8> f6 fa a2 f6 65 8b 05 b7 1f 47 75 85 c0 74 02 5b c3 e8 44 42 45
RSP: 0018:ffffc900040c7b50 EFLAGS: 00000282
RAX: 46411523940a0a00 RBX: ffff88802f766f00 RCX: ffffffff973bf103
RDX: dffffc0000000000 RSI: ffffffff8b0c0c40 RDI: 0000000000000001
RBP: ffffc900040c7c90 R08: dffffc0000000000 R09: ffffed1005eecde1
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff11005eece73
R13: 000000001c000004 R14: 0000000000000021 R15: ffff88802f767398
 spin_unlock_irq include/linux/spinlock.h:401 [inline]
 get_signal+0x151f/0x17a0 kernel/signal.c:2874
 arch_do_signal_or_restart+0xb3/0x12a0 arch/x86/kernel/signal.c:871
 exit_to_user_mode_loop+0x6a/0x100 kernel/entry/common.c:174
 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x60/0x270 kernel/entry/common.c:303
 do_syscall_64+0x47/0x80 arch/x86/entry/common.c:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2176e40cc9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 1d 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd1530f8f8 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f2176e40cc9
RDX: 000020000006b000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 00007f2176e911fa R09: 00007f2176e911fa
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd1530f91c
R13: 00007ffd1530f950 R14: 00007ffd1530f930 R15: 0000000000000003
 </TASK>
INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.271 msecs

Crashes (133):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/04/22 01:34 linux-6.1.y 420102835862 2a20f901 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/04/21 19:59 linux-6.1.y 420102835862 2a20f901 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/04/13 06:29 linux-6.1.y 420102835862 0bd6db41 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/04/13 00:48 linux-6.1.y 420102835862 0bd6db41 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/04/12 15:51 linux-6.1.y 420102835862 0bd6db41 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/04/12 13:03 linux-6.1.y 420102835862 0bd6db41 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/04/12 10:37 linux-6.1.y 420102835862 0bd6db41 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/03/30 19:50 linux-6.1.y 8e60a714ba3b d3999433 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/03/21 18:38 linux-6.1.y 344a09659766 62330552 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/03/08 10:43 linux-6.1.y 6ae7ac5c4251 7e3bd60d .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/12/29 10:51 linux-6.1.y 563edd786f0a d3ccff63 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/12/25 13:51 linux-6.1.y 29f02ec58a94 444551c4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/12/21 19:35 linux-6.1.y 29f02ec58a94 d7f584ee .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/11/03 16:40 linux-6.1.y 7c15117f9468 f00eed24 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/05/09 21:33 linux-6.1.y 909ba1f1b414 05079661 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/05/01 21:43 linux-6.1.y dcbc050cb0d3 3ba885bc .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/04/18 04:52 linux-6.1.y 6741e066ec76 acc528cb .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/03/23 16:46 linux-6.1.y d7543167affd 0ea90952 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/02/25 16:42 linux-6.1.y 81e1dc2f7001 8d446f15 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/01/22 03:29 linux-6.1.y 8fd7f4462453 9bd8dcda .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2023/12/28 04:12 linux-6.1.y 4aa6747d9352 fb427a07 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/04/12 08:21 linux-6.1.y 420102835862 0bd6db41 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/04/05 01:24 linux-6.1.y 8e60a714ba3b 1c4febdb .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/04/10 09:40 linux-6.1.y 3dfebb87d7eb 988b336c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/04/10 07:07 linux-6.1.y 3dfebb87d7eb 988b336c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/03/31 06:21 linux-6.1.y 8e60a714ba3b d3999433 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/03/27 16:41 linux-6.1.y 344a09659766 6c09fb82 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/03/27 11:35 linux-6.1.y 344a09659766 20510e88 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/03/27 06:24 linux-6.1.y 344a09659766 20510e88 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/03/27 03:14 linux-6.1.y 344a09659766 20510e88 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/03/20 07:44 linux-6.1.y 344a09659766 9209bc22 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/03/20 01:41 linux-6.1.y 344a09659766 e20d7b13 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/03/18 16:41 linux-6.1.y 344a09659766 22a6c2b1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/03/18 04:34 linux-6.1.y 344a09659766 ce3352cd .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/03/16 06:15 linux-6.1.y 344a09659766 e2826670 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/03/15 13:26 linux-6.1.y 344a09659766 e2826670 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/03/11 16:36 linux-6.1.y 6ae7ac5c4251 16256247 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/02/28 08:04 linux-6.1.y 3a8358583626 6a8fcbc4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/02/13 20:29 linux-6.1.y 0cbb5f65e52f a98a8417 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/02/08 07:01 linux-6.1.y 0cbb5f65e52f ef44b750 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/01/28 00:15 linux-6.1.y 75cefdf153f5 18070896 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/01/24 16:36 linux-6.1.y 75cefdf153f5 1293872d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/01/10 04:33 linux-6.1.y c63962be84ef 67d7ec0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2025/01/01 13:10 linux-6.1.y 563edd786f0a d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/12/22 11:59 linux-6.1.y 29f02ec58a94 b4fbdbd4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/12/05 04:55 linux-6.1.y e4d90d63d385 b50eb251 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf INFO: rcu detected stall in syscall_exit_to_user_mode
2024/11/30 00:34 linux-6.1.y e4d90d63d385 5df23865 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/11/28 15:24 linux-6.1.y e4d90d63d385 5df23865 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf INFO: rcu detected stall in syscall_exit_to_user_mode
2024/11/26 12:27 linux-6.1.y e4d90d63d385 e9a9a9f2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/11/23 09:23 linux-6.1.y e4d90d63d385 68da6d95 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/11/15 20:53 linux-6.1.y 59d7b1a7104a cfe3a04a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/11/07 18:34 linux-6.1.y 7c15117f9468 867e44df .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/10/26 20:27 linux-6.1.y 7ec6f9fa3d97 65e8686b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/10/23 04:37 linux-6.1.y 7ec6f9fa3d97 15fa2979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf INFO: rcu detected stall in syscall_exit_to_user_mode
2024/10/22 20:36 linux-6.1.y 7ec6f9fa3d97 a93682b3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/10/07 19:51 linux-6.1.y aa4cd140bba5 d7906eff .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/10/03 01:01 linux-6.1.y aa4cd140bba5 02f9582a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/09/26 13:38 linux-6.1.y e526b12bf916 0d19f247 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/09/24 11:10 linux-6.1.y e526b12bf916 89298aad .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf INFO: rcu detected stall in syscall_exit_to_user_mode
2024/08/26 07:18 linux-6.1.y ee5e09825b81 d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/08/22 17:28 linux-6.1.y ee5e09825b81 ca02180f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/08/17 17:16 linux-6.1.y 117ac406ba90 dbc93b08 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/08/15 20:41 linux-6.1.y 117ac406ba90 e4bacdaf .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2024/08/15 13:15 linux-6.1.y 117ac406ba90 e4bacdaf .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
2023/04/07 08:31 linux-6.1.y 543aff194ab6 00ce4c67 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in syscall_exit_to_user_mode
* Struck through repros no longer work on HEAD.