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BUG: soft lockup in smp_call_function

Status: upstream: reported C repro on 2020/07/12 23:02
Subsystems: kernel
[Documentation on labels]
Reported-by: syzbot+cce3691658bef1b12ac9@syzkaller.appspotmail.com
First crash: 1918d, last: 3h42m
Cause bisection: introduced by (bisect log) :
commit 5a781ccbd19e4664babcbe4b4ead7aa2b9283d22
Author: Vinicius Costa Gomes <vinicius.gomes@intel.com>
Date: Sat Sep 29 00:59:43 2018 +0000

  tc: Add support for configuring the taprio scheduler

Crash: BUG: soft lockup in smp_call_function (log)
Repro: C syz .config
  
▶ ▼ Discussions (2)
Title Replies (including bot) Last reply
[syzbot] [ext4] Monthly Report 0 (1) 2023/03/24 15:59
BUG: soft lockup in smp_call_function 1 (4) 2020/07/15 05:43
▶ ▼ Similar bugs (15)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-6-1 BUG: soft lockup in smp_call_function origin:upstream missing-backport 1 C inconclusive 287 17h29m 555d 0/2 upstream: reported C repro on 2024/04/02 06:05
linux-4.19 BUG: soft lockup in smp_call_function 1 C error 2 1136d 1265d 0/1 upstream: reported C repro on 2022/04/23 05:26
linux-6.1 BUG: soft lockup in smp_call_function origin:upstream 1 C error 157 11h46m 936d 0/3 upstream: reported C repro on 2023/03/18 00:36
android-54 BUG: soft lockup in smp_call_function 1 1 1433d 1433d 0/2 auto-closed as invalid on 2022/03/05 18:04
android-6-12 BUG: soft lockup in smp_call_function 1 1 69d 69d 0/1 premoderation: reported on 2025/08/01 09:22
linux-4.14 BUG: soft lockup in smp_call_function 1 C 1 962d 1265d 0/1 upstream: reported C repro on 2022/04/23 04:43
linux-5.15 BUG: soft lockup in smp_call_function missing-backport origin:lts-only 1 C error 270 2h46m 935d 0/3 upstream: reported C repro on 2023/03/19 12:10
android-5-15 BUG: soft lockup in smp_call_function origin:upstream 1 C error inconclusive 950 4d22h 948d 0/2 upstream: reported C repro on 2023/03/05 21:20
android-54 BUG: soft lockup in smp_call_function (2) 1 C 41 162d 620d 0/2 upstream: reported C repro on 2024/01/28 03:58
android-5-10 BUG: soft lockup in smp_call_function 1 C error 135 4d19h 809d 0/2 upstream: reported C repro on 2023/07/22 22:59
upstream INFO: rcu detected stall in smp_call_function perf 1 C 107 1643d 1898d 20/29 fixed on 2021/04/13 06:26
linux-6.6 INFO: rcu detected stall in smp_call_function origin:lts-only 1 C 15 3d17h 60d 0/2 upstream: reported C repro on 2025/08/10 04:01
upstream INFO: rcu detected stall in smp_call_function_many perf 1 138 2599d 2754d 0/29 closed as invalid on 2018/12/31 07:57
upstream BUG: soft lockup in smp_call_function_single (2) kernel 1 1 2586d 2586d 0/29 auto-closed as invalid on 2019/03/09 01:12
upstream BUG: soft lockup in smp_call_function_single bpf 1 24 2591d 2646d 0/29 closed as invalid on 2018/09/05 12:51
▶ ▼ Fix bisection attempts (1)
Created Duration User Patch Repo Result
2022/05/24 08:49 25m bisect fix net-old OK (0) job log log

Sample crash report:
 ret_from_fork+0x56d/0x730 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
watchdog: BUG: soft lockup - CPU#1 stuck for 245s! [kworker/u8:4:60]
Modules linked in:
irq event stamp: 963688
hardirqs last  enabled at (963687): [<ffffffff8b4f654b>] irqentry_exit+0x3b/0x90 kernel/entry/common.c:214
hardirqs last disabled at (963688): [<ffffffff8b4f501e>] sysvec_apic_timer_interrupt+0xe/0xc0 arch/x86/kernel/apic/apic.c:1052
softirqs last  enabled at (963682): [<ffffffff817b9ebe>] softirq_handle_end kernel/softirq.c:468 [inline]
softirqs last  enabled at (963682): [<ffffffff817b9ebe>] handle_softirqs+0x5be/0x8e0 kernel/softirq.c:650
softirqs last disabled at (963663): [<ffffffff817ba379>] __do_softirq kernel/softirq.c:656 [inline]
softirqs last disabled at (963663): [<ffffffff817ba379>] invoke_softirq kernel/softirq.c:496 [inline]
softirqs last disabled at (963663): [<ffffffff817ba379>] __irq_exit_rcu+0x109/0x170 kernel/softirq.c:723
CPU: 1 UID: 0 PID: 60 Comm: kworker/u8:4 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
Workqueue: events_unbound toggle_allocation_gate
RIP: 0010:csd_lock_wait kernel/smp.c:342 [inline]
RIP: 0010:smp_call_function_many_cond+0xdfd/0x1600 kernel/smp.c:877
Code: 57 48 8b 54 24 10 4c 89 74 24 10 49 89 d5 48 89 d5 48 89 54 24 18 49 c1 ed 03 83 e5 07 4d 01 e5 83 c5 03 e8 75 0d 0c 00 f3 90 <41> 0f b6 45 00 40 38 c5 7c 08 84 c0 0f 85 e0 05 00 00 8b 43 08 31
RSP: 0018:ffffc9000211f888 EFLAGS: 00000293
RAX: 0000000000000000 RBX: ffff8880b8642640 RCX: ffffffff81af0591
RDX: ffff88801d349e40 RSI: ffffffff81af056b RDI: 0000000000000005
RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: dffffc0000000000
R13: ffffed10170c84c9 R14: 0000000000000001 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff888124f6a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055a018245138 CR3: 000000000df80000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 on_each_cpu_cond_mask+0x40/0x90 kernel/smp.c:1043
 on_each_cpu include/linux/smp.h:71 [inline]
 smp_text_poke_sync_each_cpu arch/x86/kernel/alternative.c:2653 [inline]
 smp_text_poke_batch_finish+0x27b/0xdb0 arch/x86/kernel/alternative.c:2863
 arch_jump_label_transform_apply+0x1c/0x30 arch/x86/kernel/jump_label.c:146
 jump_label_update+0x376/0x550 kernel/jump_label.c:919
 static_key_enable_cpuslocked+0x1b7/0x270 kernel/jump_label.c:210
 static_key_enable+0x1a/0x20 kernel/jump_label.c:223
 toggle_allocation_gate mm/kfence/core.c:852 [inline]
 toggle_allocation_gate+0xfa/0x280 mm/kfence/core.c:844
 process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3263
 process_scheduled_works kernel/workqueue.c:3346 [inline]
 worker_thread+0x6c8/0xf10 kernel/workqueue.c:3427
 kthread+0x3c5/0x780 kernel/kthread.c:463
 ret_from_fork+0x56d/0x730 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 6033 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:__raw_spin_lock include/linux/spinlock_api_smp.h:134 [inline]
RIP: 0010:_raw_spin_lock+0x31/0x40 kernel/locking/spinlock.c:154
Code: fb bf 01 00 00 00 e8 2e 01 36 f6 ff 74 24 08 48 8d 7b 18 45 31 c9 31 c9 41 b8 01 00 00 00 31 d2 31 f6 e8 92 33 45 f6 48 89 df <58> 5b e9 78 7c 45 f6 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90
RSP: 0018:ffffc90000007d78 EFLAGS: 00000092
RAX: 0000000000000000 RBX: ffff8880319022e8 RCX: ffffffff938d6b40
RDX: 0000000000000000 RSI: ffffffff8d800665 RDI: ffff8880319022e8
RBP: ffff88802a120000 R08: 9e2ade28a9320ff7 R09: 0000000000000001
R10: 0000000000000003 R11: 0000000000000000 R12: ffff8880b8627c80
R13: 0000000000000000 R14: ffff888031902340 R15: ffffffff89681970
FS:  0000000000000000(0000) GS:ffff888124e6a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f54b34e9e9c CR3: 00000000756b7000 CR4: 0000000000350ef0
Call Trace:
 <IRQ>
 spin_lock include/linux/spinlock.h:351 [inline]
 advance_sched+0xd9/0xc80 net/sched/sch_taprio.c:929
 __run_hrtimer kernel/time/hrtimer.c:1777 [inline]
 __hrtimer_run_queues+0x202/0xad0 kernel/time/hrtimer.c:1841
 hrtimer_interrupt+0x397/0x8e0 kernel/time/hrtimer.c:1903
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1041 [inline]
 __sysvec_apic_timer_interrupt+0x10b/0x3f0 arch/x86/kernel/apic/apic.c:1058
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1052 [inline]
 sysvec_apic_timer_interrupt+0x9f/0xc0 arch/x86/kernel/apic/apic.c:1052
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x70 kernel/kcov.c:210
Code: 26 63 56 00 48 89 df 5b e9 3d 0f 5c 00 be 03 00 00 00 5b e9 42 fc e4 02 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <f3> 0f 1e fa 48 8b 34 24 65 48 8b 15 28 4d c0 11 65 8b 05 39 4d c0
RSP: 0018:ffffc900032a7768 EFLAGS: 00000202
RAX: 0000000000000000 RBX: 1ffff92000654eef RCX: ffffffff81f72f83
RDX: ffff88802f499e40 RSI: 0000000000000000 RDI: 0000000000000001
RBP: ffffea0001cdc140 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000001
R13: dffffc0000000000 R14: dffffc0000000000 R15: 0000000000000000
 lru_gen_inc_refs mm/swap.c:403 [inline]
 folio_mark_accessed+0x351/0xc00 mm/swap.c:460
 zap_present_folio_ptes mm/memory.c:1636 [inline]
 zap_present_ptes mm/memory.c:1709 [inline]
 do_zap_pte_range mm/memory.c:1810 [inline]
 zap_pte_range mm/memory.c:1854 [inline]
 zap_pmd_range mm/memory.c:1946 [inline]
 zap_pud_range mm/memory.c:1975 [inline]
 zap_p4d_range mm/memory.c:1996 [inline]
 unmap_page_range+0x1496/0x41b0 mm/memory.c:2017
 unmap_single_vma.constprop.0+0x153/0x240 mm/memory.c:2060
 unmap_vmas+0x218/0x470 mm/memory.c:2104
 exit_mmap+0x1b2/0xb90 mm/mmap.c:1280
 __mmput+0x12a/0x410 kernel/fork.c:1133
 mmput+0x62/0x70 kernel/fork.c:1156
 exit_mm kernel/exit.c:582 [inline]
 do_exit+0x7c7/0x2bf0 kernel/exit.c:954
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1107
 __do_sys_exit_group kernel/exit.c:1118 [inline]
 __se_sys_exit_group kernel/exit.c:1116 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1116
 x64_sys_call+0x150b/0x1730 arch/x86/include/generated/asm/syscalls_64.h:232
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0x4e0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fea9458eec9
Code: Unable to access opcode bytes at 0x7fea9458ee9f.
RSP: 002b:00007fff8fdbd318 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fea9458eec9
RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000003 R08: 000000058fdbd40f R09: 00007fea947b1280
R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fea947b1280 R14: 0000000000000003 R15: 00007fff8fdbd3d0
 </TASK>

Crashes (1606):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/10/05 16:53 upstream 6093a688a07d 49379ee0 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: soft lockup in smp_call_function
2021/12/28 04:31 net-old 79b69a83705e 6b3c5e64 .config console log report syz C ci-upstream-net-this-kasan-gce BUG: soft lockup in smp_call_function
2025/04/04 11:29 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci d6b13dbd03b7 d7ae3a11 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/03/19 01:45 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci b5737d35364f 22a6c2b1 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/03/18 20:42 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci b5737d35364f 22a6c2b1 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/03/18 06:18 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5618886fdab ce3352cd .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/03/17 21:19 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5618886fdab 948c34e4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/03/16 23:52 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5618886fdab e2826670 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/03/16 14:50 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5618886fdab e2826670 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/03/04 22:57 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e056da87c780 c3901742 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/03/02 11:13 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e056da87c780 c3901742 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/03/02 00:50 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e056da87c780 c3901742 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/02/24 18:39 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a1c24ab82279 d34966d1 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/02/17 22:30 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a64dcfb451e2 9be4ace3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/02/17 11:44 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a64dcfb451e2 40a34ec9 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/02/14 12:25 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a64dcfb451e2 d9a046cf .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/02/10 01:03 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2014c95afece ef44b750 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/02/05 16:39 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2014c95afece 5896748e .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/01/22 12:20 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 1950a0af2d55 da72ac06 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/01/18 23:38 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 1950a0af2d55 f2cb035c .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/01/16 06:23 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 6251d1776bc5 968edaf4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/01/15 05:33 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 6251d1776bc5 7315a7cf .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/01/14 12:19 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 6251d1776bc5 b1f1cd88 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/09/03 15:54 upstream e6b9dce0aeeb 96a211bc .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in smp_call_function
2025/09/02 00:07 upstream b320789d6883 807a3b61 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in smp_call_function
2025/08/10 06:12 upstream 561c80369df0 32a0e5ed .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in smp_call_function
2025/07/08 08:23 upstream d7b8f8e20813 4f67c4ae .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in smp_call_function
2020/07/13 08:57 upstream 4437dd6e8f71 9ebcc5b1 .config console log report syz C ci-upstream-kasan-gce-root
2025/08/03 12:28 net 1dbf1d590d10 7368264b .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in smp_call_function
2025/09/24 15:09 net-next dc1dea796b19 0abd0691 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in smp_call_function
2025/01/15 12:20 net-next 7a1723d3b230 7315a7cf .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in smp_call_function
2025/10/04 21:50 linux-next 47a8d4b89844 49379ee0 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in smp_call_function
2025/07/09 07:02 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ec4801305969 abade794 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/07/05 05:45 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 7482bb149b9f d869b261 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/06/20 07:41 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 39dfc971e42d ed3e87f7 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/02/10 20:04 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2014c95afece 43f51a00 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/02/06 01:08 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2014c95afece 577d049b .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/09/03 11:44 upstream e6b9dce0aeeb 96a211bc .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in smp_call_function
2025/07/12 00:34 upstream 40f92e79b0aa 3cda49cf .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in smp_call_function
2025/02/05 02:32 upstream d009de7d5428 4baca3d6 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in smp_call_function
2025/01/20 23:41 upstream 100ceb4817a2 6e87cfa2 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in smp_call_function
2025/08/06 20:31 net d942fe13f72b 4bd24a3e .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in smp_call_function
2025/08/03 07:15 net 1dbf1d590d10 7368264b .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in smp_call_function
2025/06/28 08:40 net 8550821a1535 fc9d8ee5 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in smp_call_function
2025/01/15 23:14 net 0a5b8fff01bd 968edaf4 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in smp_call_function
2025/09/20 13:50 net-next 312e6f7676e6 67c37560 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in smp_call_function
2025/02/01 01:14 net-next c2933b2befe2 aa47157c .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in smp_call_function
2025/08/12 23:47 linux-next 2674d1eadaa2 c06e8995 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in smp_call_function
2025/08/14 23:31 upstream 24ea63ea3877 dcc075fb .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: soft lockup in smp_call_function
2025/07/25 17:32 upstream 2942242dde89 fb8f743d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: soft lockup in smp_call_function
2025/07/01 20:07 upstream 66701750d556 ffe4b334 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: soft lockup in smp_call_function
2025/06/30 00:53 upstream d0b3b7b22dfa fc9d8ee5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: soft lockup in smp_call_function
2025/06/28 22:11 upstream aaf724ed6926 fc9d8ee5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: soft lockup in smp_call_function
2025/06/26 03:29 upstream 92ca6c498a5e 26d77996 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: soft lockup in smp_call_function
2025/06/25 15:28 upstream 7595b66ae9de 26d77996 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: soft lockup in smp_call_function
2025/06/19 15:26 upstream fb4d33ab452e ed3e87f7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: soft lockup in smp_call_function
2025/06/04 09:58 upstream 5abc7438f1e9 a30356b7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: soft lockup in smp_call_function
2025/05/30 17:21 upstream f66bc387efbe 3d2f584d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: soft lockup in smp_call_function
2025/05/26 04:35 upstream 0f8c0258bf04 2d4582d0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: soft lockup in smp_call_function
2025/05/18 10:14 upstream 5723cc3450bc f41472b0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: soft lockup in smp_call_function
2025/05/30 20:27 upstream f66bc387efbe 3d2f584d .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm64 BUG: soft lockup in smp_call_function
2021/08/11 20:37 upstream bf152b0b41dc 6972b106 .config console log report info ci-qemu2-arm32 BUG: soft lockup in smp_call_function
2025/10/09 13:10 bpf 23f3770e1a53 7e2882b3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce BUG: soft lockup in smp_call_function
2025/10/02 08:56 bpf f09f57c74677 a1859138 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce BUG: soft lockup in smp_call_function
2025/09/30 03:47 bpf e5f0a698b34e 86341da6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce BUG: soft lockup in smp_call_function
2025/09/12 21:14 bpf 22f20375f5b7 e2beed91 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce BUG: soft lockup in smp_call_function
2025/06/06 21:00 bpf 7fdaba912981 f61267d4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce BUG: soft lockup in smp_call_function
2025/09/19 18:05 bpf-next 8cd189e414bb 67c37560 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-next-kasan-gce BUG: soft lockup in smp_call_function
2025/08/27 19:45 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 8f5ae30d69d7 e12e5ba4 .config console log report [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in smp_call_function
2025/10/07 16:53 upstream c746c3b51698 8ef35d49 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in smp_call_function
2025/09/21 01:03 upstream 3b08f56fbbb9 67c37560 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in smp_call_function
2025/09/16 15:43 upstream 46a51f4f5eda e2beed91 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in smp_call_function
2025/09/14 23:30 upstream 79e8447ec662 e2beed91 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: rcu detected stall in smp_call_function
2025/08/16 01:04 upstream 038d61fd6422 1804e95e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in smp_call_function
2025/07/26 22:18 upstream 5f33ebd2018c fb8f743d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in smp_call_function
2025/07/12 02:53 upstream 40f92e79b0aa 3cda49cf .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in smp_call_function
2025/07/11 21:06 upstream 40f92e79b0aa 3cda49cf .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in smp_call_function
2025/07/09 03:35 upstream d006330be3f7 abade794 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in smp_call_function
2025/06/28 01:31 upstream 35e261cd95dd 803ce19b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in smp_call_function
2025/06/22 03:54 upstream 3f75bfff44be d6cdfb8a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in smp_call_function
2025/06/21 10:27 upstream 11313e2f7812 d6cdfb8a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in smp_call_function
2025/06/15 21:26 upstream 08215f5486ec 5f4b362d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in smp_call_function
2025/06/11 16:55 upstream aef17cb3d3c4 5d7e17ca .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in smp_call_function
2025/06/09 21:37 upstream 19272b37aa4f 4826c28e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in smp_call_function
2025/06/09 19:08 upstream 19272b37aa4f 4826c28e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in smp_call_function
2025/06/09 16:22 upstream 19272b37aa4f 4826c28e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in smp_call_function
2025/06/04 05:11 upstream f5164456c604 a30356b7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in smp_call_function
2025/06/02 06:03 upstream cd2e103d57e5 3d2f584d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in smp_call_function
2025/05/09 12:39 upstream 9c69f8884904 bb813bcc .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: rcu detected stall in smp_call_function
2021/01/17 04:44 upstream 0da0a8a0a0e1 65a7a854 .config console log report info ci-upstream-kasan-gce-smack-root
2020/07/12 23:01 upstream 4437dd6e8f71 9ebcc5b1 .config console log report ci-upstream-kasan-gce-root
2020/07/10 22:54 upstream a581387e415b 18d18b59 .config console log report ci-upstream-kasan-gce-smack-root
2020/07/08 22:22 upstream 0bddd227f3dc bc238812 .config console log report ci-upstream-kasan-gce-selinux-root
2025/09/25 19:21 net d9c70e93ec59 0abd0691 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in smp_call_function
2025/09/15 09:56 net 2429a1976481 e2beed91 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in smp_call_function
2025/08/28 04:21 net ceb951552404 e12e5ba4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in smp_call_function
2025/08/27 21:14 net ceb951552404 e12e5ba4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in smp_call_function
2025/08/15 20:30 net 79116acb75e1 1804e95e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in smp_call_function
2025/08/09 18:49 net 33caa208dba6 32a0e5ed .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in smp_call_function
2025/07/28 12:24 net afd8c2c9e2e2 fb8f743d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in smp_call_function
2025/05/30 10:54 net 27eab4c64423 3d2f584d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in smp_call_function
2025/05/26 08:25 net 5cdb2c77c4c3 2d4582d0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in smp_call_function
2025/06/19 23:25 net-next afc783fa0aab ed3e87f7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in smp_call_function
2025/06/17 13:16 net-next 3b5b1c428260 417d98fa .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in smp_call_function
2025/08/11 20:55 linux-next b1549501188c 32a0e5ed .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in smp_call_function
2025/08/11 04:31 linux-next b1549501188c 32a0e5ed .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in smp_call_function
2025/08/08 14:40 linux-next b1549501188c 987b750d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in smp_call_function
2025/07/20 22:06 linux-next d086c886ceb9 7117feec .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in smp_call_function
2024/10/20 08:33 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 07b887f8236e cd6fc0a3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in smp_call_function
* Struck through repros no longer work on HEAD.