INFO: rcu detected stall in sys_mount (8)

Status: upstream: reported C repro on 2025/08/27 13:07
Subsystems: mm overlayfs
Labels: prio:low
[Documentation on labels]
Reported-by: syzbot+4507914ec56d21bb39ed@syzkaller.appspotmail.com
First crash: 580d, last: 4d17h
Cause bisection: failed (error log, bisect log)
  
▶ ▼ ✨ AI Jobs (1)
ID Workflow Result Correct Bug Created Started Finished Revision
42714eb5 assessment-security DenialOfService: ❌ Exploitable: ❌ FilesystemTrigger: ❌ NetworkTrigger: ❌ PeripheralTrigger: ❌ RemoteTrigger: ❌ Unprivileged: ❌ UserNamespace: ❌ VMGuestTrigger: ❌ VMHostTrigger: ❌ ❓ INFO: rcu detected stall in sys_mount (8) 2026/05/13 01:40 2026/05/13 01:40 2026/05/13 02:44 ac1aeadb
▶ ▼ Discussions (2)
Title Replies (including bot) Last reply
[syzbot] [mm?] INFO: rcu detected stall in unmap_region 3 (4) 2026/07/24 20:27
[syzbot] [block?] [ext4?] [btrfs?] INFO: rcu detected stall in sys_mount (8) 1 (3) 2025/08/27 22:06
▶ ▼ Similar bugs (14)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.6 INFO: rcu detected stall in mount 1 1 95d 95d 0/2 upstream: reported on 2026/07/31 02:07
upstream INFO: rcu detected stall in sys_mount (6) ntfs 1 syz, C inconclusive 82 1089d 1862d 0/29 auto-obsoleted due to no activity on 2024/02/18 04:52
upstream INFO: rcu detected stall in sys_mount (4) fs 1 2 2434d 2450d 0/29 auto-closed as invalid on 2020/06/02 15:48
upstream INFO: rcu detected stall in sys_mount (5) afs 1 syz, C done done 10 2224d 2246d 15/29 fixed on 2020/11/16 12:12
linux-5.15 INFO: rcu detected stall in sys_mount 1 2 690d 752d 0/3 auto-obsoleted due to no activity on 2025/03/22 20:11
upstream INFO: rcu detected stall in sys_mount (3) mm 1 6 2526d 2527d 0/29 closed as invalid on 2019/12/04 14:04
upstream INFO: rcu detected stall in sys_mount nfs 1 1 2932d 2932d 0/29 closed as invalid on 2018/10/29 13:47
upstream INFO: rcu detected stall in sys_mount (7) fs 1 syz, C inconclusive done 41 679d 921d 0/29 auto-obsoleted due to no activity on 2025/03/30 13:11
upstream INFO: rcu detected stall in sys_mount (2) exfat 1 1 2882d 2882d 0/29 closed as dup on 2018/12/12 21:01
linux-5.15 INFO: rcu detected stall in mount origin:lts-only 1 syz, C error 5 162d 546d 0/3 upstream: reported C repro on 2025/05/05 20:18
linux-6.1 INFO: rcu detected stall in sys_mount origin:lts-only 1 syz, C inconclusive 9 28d 688d 0/3 upstream: reported C repro on 2024/12/14 21:36
android-5-15 BUG: soft lockup in sys_mount origin:lts 1 syz, C error 17 851d 929d 0/2 auto-obsoleted due to no activity on 2024/10/17 05:03
upstream INFO: rcu detected stall in __se_sys_mount afs 1 syz, C done done 2 2186d 2310d 15/29 fixed on 2020/12/08 16:15
upstream BUG: soft lockup in sys_mount kernel 1 1 2311d 2310d 0/29 auto-closed as invalid on 2020/10/04 01:38
▶ ▼ Last patch testing requests (7)
Created Duration User Patch Repo Result
2026/08/26 06:19 27m retest repro linux-next no crash job log log
2026/06/09 00:47 35m retest repro net log
2026/06/09 00:14 26m retest repro linux-next log
2026/04/11 15:36 42m retest repro linux-next no crash log
2026/01/31 10:38 24m retest repro linux-next report log
2025/09/10 18:20 39m retest repro git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci no crash log
2025/08/27 21:38 27m hdanton@sina.com vfs-fixes no crash log
▶ ▼ Fix bisection attempts (1)
Created Duration User Patch Repo Result
2026/06/24 23:30 5h40m bisect fix net OK (0) job log log

Sample crash report:
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P5634/1:b..l.. P5665/1:b..l.. P5643/1:b..l..
rcu: 	(detected by 1, t=10503 jiffies, g=13289, q=249 ncpus=2)
task:syz-executor126 state:R  running task     stack:23400 pid:5643  tgid:5643  ppid:5639   task_flags:0x400140 flags:0x00080800
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5583 [inline]
 __schedule+0x17dd/0x5820 kernel/sched/core.c:7382
 preempt_schedule_irq+0x4b/0x90 kernel/sched/core.c:7662
 irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:543 [inline]
 irqentry_exit+0x14f/0x9b0 kernel/entry/common.c:154
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:lock_acquire+0x232/0x350 kernel/locking/lockdep.c:5947
Code: ff ff ff e8 b0 32 5e 0a f7 44 24 10 00 02 00 00 0f 84 38 ff ff ff 65 48 8b 05 b2 dc 1b 13 48 3b 44 24 50 75 33 fb 48 83 c4 58 <5b> 41 5c 41 5d 41 5e 41 5f 5d e9 7a 1d 6c ff cc 48 8d 3d 37 87 fc
RSP: 0018:ffffc900034df500 EFLAGS: 00000296
RAX: 97c577f8a848f100 RBX: 0000000000000000 RCX: 0000000000000046
RDX: 0000000024e82632 RSI: ffffffff8e92d156 RDI: ffffffff8c8e8c80
RBP: ffff88807db7be80 R08: ffffffff817879cf R09: 0000000000000000
R10: dffffc0000000000 R11: ffffffff81b3aef0 R12: ffffffff8ff5a320
R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000246
 rcu_lock_acquire include/linux/rcupdate.h:309 [inline]
 rcu_read_lock include/linux/rcupdate.h:849 [inline]
 class_rcu_constructor include/linux/rcupdate.h:1216 [inline]
 unwind_next_frame+0xac/0x2550 arch/x86/kernel/unwind_orc.c:495
 arch_stack_walk+0x11b/0x150 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0xa9/0x100 kernel/stacktrace.c:122
 kasan_save_stack mm/kasan/common.c:57 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:78
 poison_kmalloc_redzone mm/kasan/common.c:409 [inline]
 __kasan_kmalloc+0x93/0xb0 mm/kasan/common.c:426
 kasan_kmalloc include/linux/kasan.h:263 [inline]
 __do_kmalloc_node mm/slub.c:5531 [inline]
 __kmalloc_noprof+0x366/0x710 mm/slub.c:5556
 _kmalloc_noprof include/linux/slab.h:995 [inline]
 tomoyo_realpath_from_path+0xef/0x640 security/tomoyo/realpath.c:251
 tomoyo_mount_acl security/tomoyo/mount.c:107 [inline]
 tomoyo_mount_permission+0x3e9/0x9e0 security/tomoyo/mount.c:239
 security_sb_mount+0xe4/0x320 security/security.c:1102
 path_mount+0xbc/0x1050 fs/namespace.c:4279
 do_mount fs/namespace.c:4350 [inline]
 __do_sys_mount fs/namespace.c:4565 [inline]
 __se_sys_mount+0x31d/0x420 fs/namespace.c:4542
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb916f7b06a
RSP: 002b:00007fff2c12a218 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fb916fe81e1 RCX: 00007fb916f7b06a
RDX: 00007fb916fe81eb RSI: 00007fb916fe81e1 RDI: 00007fb916fea1c9
RBP: 000000000000000d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000031
R13: 0000000000000003 R14: 0000000000000004 R15: 00007fb916fe8180
 </TASK>
task:modprobe        state:R  running task     stack:24008 pid:5665  tgid:5665  ppid:31     task_flags:0x400000 flags:0x00080000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5583 [inline]
 __schedule+0x17dd/0x5820 kernel/sched/core.c:7382
 preempt_schedule_irq+0x4b/0x90 kernel/sched/core.c:7662
 irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:543 [inline]
 irqentry_exit+0x14f/0x9b0 kernel/entry/common.c:154
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:__orc_find arch/x86/kernel/unwind_orc.c:110 [inline]
RIP: 0010:orc_find arch/x86/kernel/unwind_orc.c:238 [inline]
RIP: 0010:unwind_next_frame+0x29b/0x2550 arch/x86/kernel/unwind_orc.c:510
Code: 00 00 45 39 e8 0f 84 07 04 00 00 4a 8d 14 ad a4 8d b0 91 45 29 e8 4e 8d 24 82 49 83 c4 fc 49 89 d5 4c 39 e2 0f 86 22 02 00 00 <49> 29 d5 49 c1 fd 02 4a 8d 04 6d 00 00 00 00 4c 01 e8 48 8d 14 46
RSP: 0018:ffffc90002f6ec40 EFLAGS: 00000202
RAX: ffffffff91bf9250 RBX: ffffffff91bf9254 RCX: ffffffff91bf9258
RDX: ffffffff91bf9254 RSI: ffffffff9243c47c RDI: ffffffff8c8e8c20
RBP: ffffffff822f0fb6 R08: 0000000000000001 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffffff81b3aef0 R12: ffffffff91bf9254
R13: ffffffff91bf9254 R14: ffffc90002f6ece8 R15: ffffffff91bf9258
 arch_stack_walk+0x11b/0x150 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0xa9/0x100 kernel/stacktrace.c:122
 kasan_save_stack mm/kasan/common.c:57 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:78
 unpoison_slab_object mm/kasan/common.c:351 [inline]
 __kasan_slab_alloc+0x6c/0x80 mm/kasan/common.c:377
 kasan_slab_alloc include/linux/kasan.h:253 [inline]
 slab_post_alloc_hook mm/slub.c:4720 [inline]
 slab_alloc_node mm/slub.c:5033 [inline]
 kmem_cache_alloc_noprof+0x2b4/0x600 mm/slub.c:5047
 vm_area_dup+0x28/0x760 mm/vma_init.c:128
 __split_vma+0x1d7/0xa90 mm/vma.c:541
 vms_gather_munmap_vmas+0x4e3/0x1370 mm/vma.c:1521
 __mmap_setup mm/vma.c:2554 [inline]
 __mmap_region mm/vma.c:3034 [inline]
 mmap_region+0x95a/0x2840 mm/vma.c:3136
 do_mmap+0xe0a/0x1300 mm/mmap.c:573
 vm_mmap_pgoff+0x27a/0x520 mm/util.c:581
 ksys_mmap_pgoff+0x4dc/0x760 mm/mmap.c:619
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f57e647e242
RSP: 002b:00007ffe037a0a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f57e619a000 RCX: 00007f57e647e242
RDX: 0000000000000005 RSI: 0000000000002000 RDI: 00007f57e619a000
RBP: 0000000000000812 R08: 0000000000000000 R09: 0000000000002000
R10: 0000000000000812 R11: 0000000000000206 R12: 00007ffe037a0a78
R13: 00007f57e6453050 R14: 00007ffe037a0e60 R15: 00000fffc06f4148
 </TASK>
task:syz-executor126 state:R  running task     stack:23400 pid:5634  tgid:5634  ppid:5633   task_flags:0x400140 flags:0x00080800
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5583 [inline]
 __schedule+0x17dd/0x5820 kernel/sched/core.c:7382
 preempt_schedule_irq+0x4b/0x90 kernel/sched/core.c:7662
 irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:543 [inline]
 irqentry_exit+0x14f/0x9b0 kernel/entry/common.c:154
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:lock_acquire+0x232/0x350 kernel/locking/lockdep.c:5947
Code: ff ff ff e8 b0 32 5e 0a f7 44 24 10 00 02 00 00 0f 84 38 ff ff ff 65 48 8b 05 b2 dc 1b 13 48 3b 44 24 50 75 33 fb 48 83 c4 58 <5b> 41 5c 41 5d 41 5e 41 5f 5d e9 7a 1d 6c ff cc 48 8d 3d 37 87 fc
RSP: 0018:ffffc9000343f490 EFLAGS: 00000296
RAX: 804659085f2b0f00 RBX: 0000000000000000 RCX: 0000000000000046
RDX: 00000000105209fd RSI: ffffffff8e92d156 RDI: ffffffff8c8e8c80
RBP: ffff888035945dc0 R08: ffffffff81d9ce76 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffffff81b3aef0 R12: ffffffff8ff5a320
R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000246
 rcu_lock_acquire include/linux/rcupdate.h:309 [inline]
 rcu_read_lock include/linux/rcupdate.h:849 [inline]
 is_bpf_text_address+0x47/0x2b0 kernel/bpf/core.c:754
 kernel_text_address+0xa5/0xe0 kernel/extable.c:125
 __kernel_text_address+0xd/0x30 kernel/extable.c:79
 unwind_get_return_address+0x4d/0x90 arch/x86/kernel/unwind_orc.c:385
 arch_stack_walk+0xfb/0x150 arch/x86/kernel/stacktrace.c:26
 stack_trace_save+0xa9/0x100 kernel/stacktrace.c:122
 kasan_save_stack mm/kasan/common.c:57 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:78
 unpoison_slab_object mm/kasan/common.c:351 [inline]
 __kasan_slab_alloc+0x6c/0x80 mm/kasan/common.c:377
 kasan_slab_alloc include/linux/kasan.h:253 [inline]
 slab_post_alloc_hook mm/slub.c:4720 [inline]
 slab_alloc_node mm/slub.c:5033 [inline]
 kmem_cache_alloc_node_noprof+0x34f/0x600 mm/slub.c:5105
 alloc_task_struct_node kernel/fork.c:188 [inline]
 dup_task_struct+0x52/0xa00 kernel/fork.c:923
 copy_process+0x7ea/0x44b0 kernel/fork.c:2142
 kernel_clone+0x2d7/0x940 kernel/fork.c:2784
 __do_sys_clone kernel/fork.c:2926 [inline]
 __se_sys_clone kernel/fork.c:2910 [inline]
 __x64_sys_clone+0x1b6/0x230 kernel/fork.c:2910
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb916fb2fe2
RSP: 002b:00007fff2c129ed0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007fff2c129ed0 RCX: 00007fb916fb2fe2
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 00007fff2c12a034 R08: 0000000000000000 R09: 00000000ffffffff
R10: 00005555766c3790 R11: 0000000000000246 R12: 0000000000000000
R13: 431bde82d7b634db R14: 00000000000148ee R15: 00007fff2c12a090
 </TASK>
rcu: rcu_preempt kthread starved for 10659 jiffies! g13289 f0x0 RCU_GP_WAIT_FQS(5) ->state=R ->cpu=0
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:28152 pid:16    tgid:16    ppid:2      task_flags:0x208040 flags:0x00080000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5583 [inline]
 __schedule+0x17dd/0x5820 kernel/sched/core.c:7382
 __schedule_loop kernel/sched/core.c:7459 [inline]
 schedule+0x164/0x2b0 kernel/sched/core.c:7474
 schedule_timeout+0x152/0x2c0 kernel/time/sleep_timeout.c:99
 rcu_gp_fqs_loop+0x30c/0x1230 kernel/rcu/tree.c:2122
 rcu_gp_kthread+0x9c/0x340 kernel/rcu/tree.c:2330
 kthread+0x38b/0x480 kernel/kthread.c:436
 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 5670 Comm: syz-executor126 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/15/2026
RIP: 0010:x86_task_fpu arch/x86/kernel/fpu/core.c:66 [inline]
RIP: 0010:fpregs_mark_activate+0x54/0xe0 arch/x86/kernel/fpu/core.c:932
Code: e8 03 42 0f b6 04 38 84 c0 75 72 41 8b 2e 89 ee 81 e6 00 00 20 00 31 ff e8 c9 77 5b 00 81 e5 00 00 20 00 75 4a e8 ac 72 5b 00 <4c> 8d b3 80 1a 00 00 4c 89 f7 e8 ed 2f 00 00 e8 b8 d2 94 0a 4c 89
RSP: 0018:ffffc900034ffa98 EFLAGS: 00000293
RAX: ffffffff816da144 RBX: ffff88802d06be80 RCX: ffff88802d06be80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffff88802d06be87 R09: 1ffff11005a0d7d0
R10: dffffc0000000000 R11: ffffed1005a0d7d1 R12: 0000000000000007
R13: 0000000000000000 R14: ffff88802d06beac R15: dffffc0000000000
FS:  00007fb916f416c0(0000) GS:ffff888123620000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000058 CR3: 0000000070fc3000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 restore_fpregs_from_user arch/x86/kernel/fpu/signal.c:341 [inline]
 fpu__restore_sig+0xce1/0x14f0 arch/x86/kernel/fpu/signal.c:511
 restore_sigcontext arch/x86/kernel/signal_64.c:95 [inline]
 __ia32_sys_rt_sigreturn+0x6d8/0x860 arch/x86/kernel/signal_64.c:266
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb916f7acb7
Code: 00 85 c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 00 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 d0 ff ff ff f7 d8 64 89
RSP: 002b:00007fb916f41138 EFLAGS: 00000246
RAX: 00000000000000ca RBX: 00007fb91701db48 RCX: 00007fb916f7acb9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fb91701db48
RBP: 00007fb91701db40 R08: 00007fb916f41cdc R09: 00007fb916f41cdc
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb91701db4c
R13: 000000000000000b R14: 00007fff2c129e50 R15: 00007fff2c129f38
 </TASK>

Crashes (50):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/10/29 17:19 upstream c339f4010dea b1d00f76 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in mount
2026/05/16 20:16 net aaec7096f996 a15a64a6 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in mount
2026/09/19 16:14 upstream 40288c9206c1 853b104b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_mount
2026/08/11 04:26 upstream d58772d8520c 039457bd .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_mount
2026/06/28 23:41 upstream 8b69c0475871 fb92f11c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_mount
2026/04/27 08:22 upstream 20b64cf8705a 9c2d0995 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_mount
2026/01/17 01:41 upstream 983d014aafb1 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_mount
2025/12/18 04:24 upstream ea1013c15392 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_mount
2025/12/12 02:42 upstream d358e5254674 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_mount
2025/06/29 09:23 upstream aaf724ed6926 fc9d8ee5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_mount
2025/06/09 16:29 upstream 19272b37aa4f 4826c28e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_mount
2025/04/01 16:36 upstream 08733088b566 d863cf4b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_mount
2026/07/20 06:46 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a13c140cc289 72524a66 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: rcu detected stall in sys_mount
2026/07/19 05:39 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a13c140cc289 72524a66 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: rcu detected stall in sys_mount
2026/05/25 10:02 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 4b4362973b6f c69befb3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: rcu detected stall in sys_mount
2026/10/21 08:37 upstream 9e947d96915a 61c200c7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in mount
2026/08/27 04:50 upstream 45c13f3f9e3b a2b77b9e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in mount
2026/08/08 09:57 upstream 9a143525f62b e4ef95d6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in mount
2026/07/10 21:40 upstream a635d6748234 99e64375 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in mount
2026/05/25 23:28 upstream e7ae89a0c97c c69befb3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in mount
2026/05/14 01:01 upstream e1914add2799 6ccb967e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in mount
2026/05/08 20:36 upstream 917719c412c4 0c5a8d8f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in mount
2026/04/14 22:45 upstream d60bc1401583 362d1323 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in mount
2025/12/05 05:09 upstream 2aa680df6806 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in mount
2025/09/25 23:04 upstream bf40f4b87761 0abd0691 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in mount
2025/08/27 14:14 upstream fab1beda7597 e12e5ba4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in mount
2025/08/11 20:49 upstream 8f5ae30d69d7 32a0e5ed .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in mount
2025/07/13 20:42 upstream 5d5d62298b8b 3cda49cf .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in mount
2025/07/03 19:27 upstream 17bbde2e1716 115ceea7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: rcu detected stall in mount
2025/06/20 08:30 upstream 75f5f23f8787 ed3e87f7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in mount
2025/05/14 14:54 upstream 9f35e33144ae a4fa04ef .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in mount
2025/04/21 03:14 upstream 6fea5fabd332 2a20f901 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in mount
2025/11/03 06:52 upstream 6146a0f1dfae 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: rcu detected stall in mount
2026/02/09 21:42 bpf 05f7e89ab973 df949cd9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce BUG: soft lockup in mount
2026/10/19 11:41 linux-next 2efb7a11f1aa 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in mount
2026/10/05 04:42 linux-next f0406245cb98 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in mount
2026/08/09 17:34 linux-next 6b8c8af514d7 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in mount
2026/05/25 20:06 linux-next c1ecb239fa34 c69befb3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in mount
2026/04/22 08:50 linux-next bee6ea30c487 0b6ab7ec .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in mount
2026/01/17 08:58 linux-next 46fe65a2c28e d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in mount
2026/01/01 12:25 linux-next cc3aa43b44bd d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in mount
2026/01/01 11:01 linux-next cc3aa43b44bd d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in mount
2025/12/24 11:26 linux-next cc3aa43b44bd d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in mount
2025/12/14 05:42 linux-next d9771d0dbe18 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in mount
2025/11/22 22:18 linux-next d724c6f85e80 4fb8ef37 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in mount
2025/09/15 19:53 linux-next 590b221ed425 e2beed91 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in mount
2026/10/07 11:44 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 71c3e5409eef f7710056 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in sys_mount
2026/01/05 14:24 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 8f0b4cce4481 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in sys_mount
2025/08/27 09:13 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 8f5ae30d69d7 e12e5ba4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-arm64 BUG: soft lockup in sys_mount
2025/08/27 05:23 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 8f5ae30d69d7 e12e5ba4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in sys_mount
* Struck through repros no longer work on HEAD.