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BUG: soft lockup in smp_call_function (2)

Status: upstream: reported C repro on 2024/01/28 03:58
Reported-by: syzbot+1c28af2c1ffa3d34f12e@syzkaller.appspotmail.com
First crash: 366d, last: 3d02h
▶ ▼ Similar bugs (10)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-6-1 BUG: soft lockup in smp_call_function origin:upstream missing-backport C inconclusive 126 1d12h 301d 0/2 upstream: reported C repro on 2024/04/02 06:05
linux-4.19 BUG: soft lockup in smp_call_function C error 2 882d 1011d 0/1 upstream: reported C repro on 2022/04/23 05:26
upstream BUG: soft lockup in smp_call_function kernel C done 1410 9h24m 1660d 0/28 upstream: reported C repro on 2020/07/12 23:02
linux-6.1 BUG: soft lockup in smp_call_function origin:upstream C 107 3d15h 682d 0/3 upstream: reported C repro on 2023/03/18 00:36
android-54 BUG: soft lockup in smp_call_function 1 1180d 1180d 0/2 auto-closed as invalid on 2022/03/05 18:04
linux-4.14 BUG: soft lockup in smp_call_function C 1 709d 1011d 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 C error 189 4h14m 681d 0/3 upstream: reported C repro on 2023/03/19 12:10
android-5-15 BUG: soft lockup in smp_call_function origin:upstream C error inconclusive 940 7d19h 695d 0/2 upstream: reported C repro on 2023/03/05 21:20
android-5-10 BUG: soft lockup in smp_call_function C error 88 2d06h 555d 0/2 upstream: reported C repro on 2023/07/22 22:59
upstream INFO: rcu detected stall in smp_call_function perf C 107 1389d 1644d 20/28 fixed on 2021/04/13 06:26
▶ ▼ Last patch testing requests (10)
Created Duration User Patch Repo Result
2025/01/15 14:22 4m retest repro android12-5.4 error
2024/12/04 15:28 16m retest repro android12-5.4 error
2024/11/20 14:21 16m retest repro android12-5.4 report log
2024/11/20 14:21 10m retest repro android12-5.4 report log
2024/11/20 14:21 13m retest repro android12-5.4 report log
2024/11/06 13:04 17m retest repro android12-5.4 report log
2024/09/25 14:34 5m retest repro android12-5.4 report log
2024/09/11 09:12 17m retest repro android12-5.4 log
2024/09/11 09:12 21m retest repro android12-5.4 OK log
2024/09/11 09:12 14m retest repro android12-5.4 OK log

Sample crash report:
 kthread+0x2da/0x360 kernel/kthread.c:288
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:354
watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [kworker/1:1:24]
Modules linked in:
CPU: 1 PID: 24 Comm: kworker/1:1 Not tainted 5.4.268-syzkaller-00003-g2d5d8240a7cb #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Workqueue: events bpf_prog_free_deferred
RIP: 0010:csd_lock_wait kernel/smp.c:109 [inline]
RIP: 0010:smp_call_function_single+0x23e/0x4a0 kernel/smp.c:311
Code: 24 58 44 89 f6 83 e6 01 31 ff e8 6d b0 0a 00 41 83 e6 01 75 0a e8 72 ad 0a 00 e9 f4 00 00 00 f3 90 42 0f b6 04 2b 84 c0 75 15 <f7> 44 24 58 01 00 00 00 0f 84 d6 00 00 00 e8 4f ad 0a 00 eb e0 48
RSP: 0018:ffff8881f22ef8e0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 1ffff1103e45df27 RCX: ffff8881f5e18fc0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffff8881f22ef9d0 R08: ffffffff815999a3 R09: ffffed103edcb189
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1103e45df20
R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc80396828 CR3: 00000001dc051000 CR4: 00000000003406a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 </IRQ>
 smp_call_function_many+0x6fe/0x9b0 kernel/smp.c:451
 smp_call_function kernel/smp.c:509 [inline]
 on_each_cpu+0xa5/0x1a0 kernel/smp.c:616
 __purge_vmap_area_lazy+0xea/0x1610 mm/vmalloc.c:1278
 _vm_unmap_aliases+0x2dd/0x370 mm/vmalloc.c:1707
 vm_remove_mappings mm/vmalloc.c:2226 [inline]
 __vunmap+0x5b1/0x890 mm/vmalloc.c:2251
 bpf_jit_binary_free kernel/bpf/core.c:851 [inline]
 bpf_jit_free+0x94/0x1f0 kernel/bpf/core.c:864
 process_one_work+0x765/0xd20 kernel/workqueue.c:2290
 worker_thread+0xaef/0x1470 kernel/workqueue.c:2436
 kthread+0x2da/0x360 kernel/kthread.c:288
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:354

Crashes (25):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/04/18 15:50 android12-5.4 2d5d8240a7cb af24b050 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: soft lockup in smp_call_function
2024/04/18 15:50 android12-5.4 2d5d8240a7cb af24b050 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan BUG: soft lockup in smp_call_function
2024/03/24 02:02 android12-5.4 43a5ead9254d 0ea90952 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan BUG: soft lockup in smp_call_function
2024/01/28 03:57 android12-5.4 4d7b888b5774 cc4a4020 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan BUG: soft lockup in smp_call_function
2024/05/09 02:45 android12-5.4 51cf29fc2bfc 20bf80e1 .config console log report syz [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan BUG: soft lockup in smp_call_function
2024/04/27 13:20 android12-5.4 2d5d8240a7cb 07b455f9 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan BUG: soft lockup in smp_call_function
2024/04/21 22:49 android12-5.4 2d5d8240a7cb af24b050 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan BUG: soft lockup in smp_call_function
2024/04/16 10:25 android12-5.4 2d5d8240a7cb 0d592ce4 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan BUG: soft lockup in smp_call_function
2025/01/25 19:56 android12-5.4 49530c73f82d 9fbd772e .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: soft lockup in smp_call_function
2025/01/25 19:08 android12-5.4 49530c73f82d 9fbd772e .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: soft lockup in smp_call_function
2024/06/01 01:38 android12-5.4 8322246edffa 3113787f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: soft lockup in smp_call_function
2024/05/27 08:19 android12-5.4 8322246edffa a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: soft lockup in smp_call_function
2024/05/26 19:16 android12-5.4 8322246edffa a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: soft lockup in smp_call_function
2024/05/23 01:46 android12-5.4 51cf29fc2bfc 4d098039 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: soft lockup in smp_call_function
2024/05/18 09:13 android12-5.4 51cf29fc2bfc c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: soft lockup in smp_call_function
2024/05/11 12:29 android12-5.4 51cf29fc2bfc 9026e142 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: soft lockup in smp_call_function
2024/04/13 19:12 android12-5.4 d0d34dcb02cc c8349e48 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan BUG: soft lockup in smp_call_function
2024/04/10 03:00 android12-5.4 d0d34dcb02cc 171ec371 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: soft lockup in smp_call_function
2024/04/07 01:34 android12-5.4 d0d34dcb02cc ca620dd8 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan BUG: soft lockup in smp_call_function
2024/04/05 00:21 android12-5.4 d0d34dcb02cc 0ee3535e .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan BUG: soft lockup in smp_call_function
2024/03/30 05:35 android12-5.4 47710d1d3563 6baf5069 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: soft lockup in smp_call_function
2024/03/29 23:08 android12-5.4 47710d1d3563 c52bcb23 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: soft lockup in smp_call_function
2024/03/29 15:50 android12-5.4 47710d1d3563 c52bcb23 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: soft lockup in smp_call_function
2024/03/29 11:48 android12-5.4 47710d1d3563 c52bcb23 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: soft lockup in smp_call_function
2024/03/28 20:24 android12-5.4 47710d1d3563 e91187ee .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: soft lockup in smp_call_function
* Struck through repros no longer work on HEAD.