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INFO: rcu detected stall in sys_unshare (9)

Status: upstream: reported C repro on 2023/11/11 00:17
Subsystems: mm kernfs
[Documentation on labels]
Reported-by: syzbot+872bccd9a68c6ba47718@syzkaller.appspotmail.com
First crash: 677d, last: 2d13h
Cause bisection: the issue happens on the oldest tested release (bisect log)
Crash: INFO: rcu detected stall in corrupted (log)
Repro: C syz .config
  
Fix bisection: fixed by (bisect log) :
commit 5f6bd380c7bdbe10f7b4e8ddcceed60ce0714c6d
Author: Peter Zijlstra <peterz@infradead.org>
Date: Mon May 27 12:06:55 2024 +0000

  sched/rt: Remove default bandwidth control

  
▶ ▼ Discussions (6)
Title Replies (including bot) Last reply
[syzbot] Monthly kernfs report (Aug 2025) 0 (1) 2025/08/23 16:32
[syzbot] [bpf?] INFO: rcu detected stall in sys_unshare (9) 0 (2) 2025/03/11 15:56
[syzbot] Monthly bpf report (Feb 2025) 0 (1) 2025/02/20 19:03
[syzbot] Monthly bpf report (Mar 2024) 0 (1) 2024/03/11 10:18
[syzbot] Monthly bpf report (Jan 2024) 1 (2) 2024/01/10 00:28
[syzbot] Monthly bpf report (Dec 2023) 0 (1) 2023/12/08 13:16
▶ ▼ Similar bugs (11)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: rcu detected stall in sys_unshare (2) mm 1 1 2076d 2076d 0/29 closed as invalid on 2020/01/08 05:23
upstream INFO: rcu detected stall in sys_unshare (5) net 1 1 1338d 1338d 0/29 closed as invalid on 2022/02/08 10:10
linux-6.6 INFO: rcu detected stall in sys_unshare 1 1 58d 58d 0/2 upstream: reported on 2025/07/18 06:21
upstream INFO: rcu detected stall in sys_unshare (3) net 1 1 1562d 1562d 0/29 auto-closed as invalid on 2021/09/03 04:28
linux-5.15 INFO: rcu detected stall in sys_unshare missing-backport origin:upstream 1 C done 10 9d19h 481d 0/3 upstream: reported C repro on 2024/05/20 16:51
upstream INFO: rcu detected stall in sys_unshare (6) kernfs 1 1 1307d 1307d 0/29 auto-closed as invalid on 2022/05/15 15:21
upstream INFO: rcu detected stall in sys_unshare mm 1 3 2111d 2112d 0/29 closed as invalid on 2019/12/04 14:04
upstream INFO: rcu detected stall in sys_unshare (4) kernel 1 1 1470d 1470d 0/29 auto-closed as invalid on 2021/12/03 09:38
upstream INFO: rcu detected stall in sys_unshare (7) bpf net 1 12 923d 1054d 0/29 auto-obsoleted due to no activity on 2023/06/03 15:22
linux-6.1 INFO: rcu detected stall in sys_unshare origin:upstream missing-backport 1 C error 5 373d 649d 0/3 upstream: reported C repro on 2023/12/04 08:29
android-5-15 BUG: soft lockup in sys_unshare 1 1 496d 496d 0/2 auto-obsoleted due to no activity on 2024/08/03 08:28
▶ ▼ Last patch testing requests (10)
Created Duration User Patch Repo Result
2025/02/23 06:07 37m retest repro upstream OK log
2024/10/26 22:53 23m retest repro upstream OK log
2024/10/21 09:49 3h35m retest repro upstream OK log
2024/08/17 22:32 2h32m retest repro upstream report log
2024/08/17 22:32 17m retest repro upstream report log
2024/05/28 18:20 3h04m retest repro upstream report log
2024/05/28 17:31 19m retest repro upstream report log
2024/05/27 22:41 25m retest repro upstream report log
2024/03/18 11:00 1h07m retest repro upstream error
2024/03/18 11:00 7h44m retest repro upstream error
▶ ▼ Fix bisection attempts (6)
Created Duration User Patch Repo Result
2025/03/11 08:23 7h32m bisect fix upstream OK (1) job log
2024/09/02 22:19 1h38m bisect fix upstream OK (0) job log log
2024/08/03 20:07 2h09m bisect fix upstream OK (0) job log log
2024/06/07 03:02 2h10m bisect fix upstream OK (0) job log log
2024/01/07 02:12 1h35m bisect fix upstream OK (0) job log log
2023/12/07 20:41 3h39m bisect fix upstream 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): P15861/1:b..l P15859/1:b..l P6360/1:b..l P5220/1:b..l
rcu: 	(detected by 0, t=10502 jiffies, g=62733, q=235 ncpus=2)
task:udevd           state:R  running task     stack:24696 pid:5220  tgid:5220  ppid:1      task_flags:0x400140 flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5357 [inline]
 __schedule+0x1190/0x5de0 kernel/sched/core.c:6961
 preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7288
 irqentry_exit+0x36/0x90 kernel/entry/common.c:197
 asm_sysvec_call_function_single+0x1a/0x20 arch/x86/include/asm/idtentry.h:709
RIP: 0010:__read_once_word_nocheck+0x3/0x10 include/asm-generic/rwonce.h:68
Code: e8 42 c5 ac 03 e9 c8 fa ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 07 <e9> c8 85 2c 0a 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000448f470 EFLAGS: 00000202
RAX: 00007f9c763153a7 RBX: 0000000000000001 RCX: ffffc90004490000
RDX: ffffc90004490001 RSI: ffffc9000448ff58 RDI: ffffc9000448ffd8
RBP: ffffc9000448f530 R08: ffffffff913acea2 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: ffffc9000448f538
R13: ffffc9000448f4e8 R14: ffffc9000448ff58 R15: 0000000000000001
 deref_stack_regs arch/x86/kernel/unwind_orc.c:421 [inline]
 unwind_next_frame+0xe57/0x20a0 arch/x86/kernel/unwind_orc.c:596
 arch_stack_walk+0x94/0x100 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
 kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
 kasan_save_track+0x14/0x30 mm/kasan/common.c:68
 unpoison_slab_object mm/kasan/common.c:330 [inline]
 __kasan_slab_alloc+0x89/0x90 mm/kasan/common.c:356
 kasan_slab_alloc include/linux/kasan.h:250 [inline]
 slab_post_alloc_hook mm/slub.c:4191 [inline]
 slab_alloc_node mm/slub.c:4240 [inline]
 kmem_cache_alloc_lru_noprof+0x1d0/0x3b0 mm/slub.c:4259
 __d_alloc+0x32/0xae0 fs/dcache.c:1690
 d_alloc_parallel+0x111/0x1480 fs/dcache.c:2549
 __lookup_slow+0x193/0x460 fs/namei.c:1793
 lookup_slow fs/namei.c:1825 [inline]
 walk_component+0x353/0x5b0 fs/namei.c:2129
 lookup_last fs/namei.c:2630 [inline]
 path_lookupat+0x142/0x6d0 fs/namei.c:2654
 filename_lookup+0x224/0x5f0 fs/namei.c:2683
 do_readlinkat+0xce/0x3a0 fs/stat.c:576
 __do_sys_readlink fs/stat.c:613 [inline]
 __se_sys_readlink fs/stat.c:610 [inline]
 __x64_sys_readlink+0x78/0xc0 fs/stat.c:610
 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: 0033:0x7f9c763153a7
RSP: 002b:00007fffea42bb98 EFLAGS: 00000246 ORIG_RAX: 0000000000000059
RAX: ffffffffffffffda RBX: 00007fffea42c070 RCX: 00007f9c763153a7
RDX: 0000000000000400 RSI: 00007fffea42bba0 RDI: 00007fffea42c070
RBP: 00007fffea42bba0 R08: 00005632ff3c8700 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000400
R13: 0000000000000100 R14: 00005632df6adbe0 R15: 00007fffea42caf0
 </TASK>
task:kworker/u8:9    state:R  running task     stack:23576 pid:6360  tgid:6360  ppid:2      task_flags:0x4208160 flags:0x00004000
Workqueue: bat_events batadv_nc_worker
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5357 [inline]
 __schedule+0x1190/0x5de0 kernel/sched/core.c:6961
 preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7288
 irqentry_exit+0x36/0x90 kernel/entry/common.c:197
 asm_sysvec_call_function_single+0x1a/0x20 arch/x86/include/asm/idtentry.h:709
RIP: 0010:lock_release+0x183/0x2f0 kernel/locking/lockdep.c:5893
Code: 0f c1 05 f8 3d 3f 12 83 f8 01 0f 85 1d 01 00 00 9c 58 f6 c4 02 0f 85 08 01 00 00 41 f7 c5 00 02 00 00 74 01 fb 48 8b 44 24 10 <65> 48 2b 05 0d fc 3e 12 0f 85 58 01 00 00 48 83 c4 18 5b 41 5c 41
RSP: 0018:ffffc9000c417ae0 EFLAGS: 00000206
RAX: d4fd3a9c23db5100 RBX: ffffffff8e5c15a0 RCX: ffffc9000c417aec
RDX: 0000000000000002 RSI: ffffffff8de2d660 RDI: ffffffff8c163000
RBP: 000000000000005d R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffffffff8b617c55
R13: 0000000000000202 R14: ffff888030b1c880 R15: 0000000000000003
 rcu_lock_release include/linux/rcupdate.h:341 [inline]
 rcu_read_unlock include/linux/rcupdate.h:871 [inline]
 batadv_nc_purge_orig_hash net/batman-adv/network-coding.c:412 [inline]
 batadv_nc_worker+0x89a/0x1030 net/batman-adv/network-coding.c:719
 process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3236
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400
 kthread+0x3c2/0x780 kernel/kthread.c:463
 ret_from_fork+0x56a/0x730 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
task:syz.0.1802      state:R  running task     stack:26776 pid:15859 tgid:15849 ppid:5853   task_flags:0x400140 flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5357 [inline]
 __schedule+0x1190/0x5de0 kernel/sched/core.c:6961
 preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7288
 irqentry_exit+0x36/0x90 kernel/entry/common.c:197
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:unwind_next_frame+0x627/0x20a0 arch/x86/kernel/unwind_orc.c:517
Code: c1 ea 03 80 3c 02 00 0f 85 0c 17 00 00 48 89 c8 4d 8b 7d 38 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 0f b6 34 10 48 8d 41 01 <48> 89 c7 48 c1 ef 03 0f b6 14 17 48 89 cf 83 e7 07 40 38 fe 40 0f
RSP: 0018:ffffc90003bdf268 EFLAGS: 00000a02
RAX: ffffffff9142efbb RBX: 0000000000000001 RCX: ffffffff9142efba
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffffffff90bdc3d0
RBP: ffffc90003bdf320 R08: ffffffff9142efbe R09: 0000000000000000
R10: 0000000000000004 R11: 00000000000085d6 R12: ffffc90003bdf328
R13: ffffc90003bdf2d8 R14: 0000000000000005 R15: ffffc90003bdfe28
 arch_stack_walk+0x94/0x100 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
 kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
 kasan_save_track+0x14/0x30 mm/kasan/common.c:68
 unpoison_slab_object mm/kasan/common.c:330 [inline]
 __kasan_slab_alloc+0x89/0x90 mm/kasan/common.c:356
 kasan_slab_alloc include/linux/kasan.h:250 [inline]
 slab_post_alloc_hook mm/slub.c:4191 [inline]
 slab_alloc_node mm/slub.c:4240 [inline]
 kmem_cache_alloc_noprof+0x1cb/0x3b0 mm/slub.c:4247
 __kernfs_new_node+0xd2/0x8e0 fs/kernfs/dir.c:637
 kernfs_new_node+0x13c/0x1e0 fs/kernfs/dir.c:713
 __kernfs_create_file+0x53/0x350 fs/kernfs/file.c:1039
 sysfs_add_file_mode_ns+0x207/0x3c0 fs/sysfs/file.c:319
 create_files fs/sysfs/group.c:76 [inline]
 internal_create_group+0x578/0xf30 fs/sysfs/group.c:183
 internal_create_groups+0x9d/0x150 fs/sysfs/group.c:223
 setup_gid_attrs drivers/infiniband/core/sysfs.c:1162 [inline]
 ib_setup_port_attrs+0x41f/0x600 drivers/infiniband/core/sysfs.c:1439
 add_one_compat_dev+0x558/0x7d0 drivers/infiniband/core/device.c:1005
 rdma_dev_init_net+0x2b1/0x530 drivers/infiniband/core/device.c:1221
 ops_init+0x1df/0x5f0 net/core/net_namespace.c:136
 setup_net+0x10f/0x380 net/core/net_namespace.c:438
 copy_net_ns+0x2a6/0x5f0 net/core/net_namespace.c:570
 create_new_namespaces+0x3ea/0xa90 kernel/nsproxy.c:110
 unshare_nsproxy_namespaces+0xc0/0x1f0 kernel/nsproxy.c:218
 ksys_unshare+0x45b/0xa40 kernel/fork.c:3127
 __do_sys_unshare kernel/fork.c:3198 [inline]
 __se_sys_unshare kernel/fork.c:3196 [inline]
 __x64_sys_unshare+0x31/0x40 kernel/fork.c:3196
 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: 0033:0x7fce5c78eba9
RSP: 002b:00007fce5d666038 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
RAX: ffffffffffffffda RBX: 00007fce5c9d6180 RCX: 00007fce5c78eba9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000068040200
RBP: 00007fce5c811e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fce5c9d6218 R14: 00007fce5c9d6180 R15: 00007ffea78c0808
 </TASK>
task:syz-executor    state:R  running task     stack:28024 pid:15861 tgid:15861 ppid:10054  task_flags:0x400040 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5357 [inline]
 __schedule+0x1190/0x5de0 kernel/sched/core.c:6961
 preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7288
 irqentry_exit+0x36/0x90 kernel/entry/common.c:197
 asm_sysvec_call_function_single+0x1a/0x20 arch/x86/include/asm/idtentry.h:709
RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:27 [inline]
RIP: 0010:preempt_schedule+0x4/0x30 kernel/sched/core.c:7167
Code: 62 02 f6 eb c5 48 89 ef e8 a9 5a 8c f6 eb 97 e8 92 5b 8c f6 eb da 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa <65> 8b 05 75 2c 41 08 a9 ff ff ff 7f 74 05 e9 99 cc 01 00 9c 58 f6
RSP: 0000:ffffc90003a3fae0 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffff88802528eea0 RCX: 0000000000000000
RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000000001
RBP: ffffc90003a3fb30 R08: 0000000000000000 R09: ffffed1004a51dd4
R10: ffff88802528eea3 R11: 0000000000000000 R12: 0000000000000000
R13: ffffea000141f700 R14: ffff888028efd828 R15: ffffea000136b8c0
 preempt_schedule_thunk+0x16/0x30 arch/x86/entry/thunk.S:12
 __raw_spin_unlock include/linux/spinlock_api_smp.h:143 [inline]
 _raw_spin_unlock+0x3e/0x50 kernel/locking/spinlock.c:186
 spin_unlock include/linux/spinlock.h:391 [inline]
 wp_page_copy mm/memory.c:3653 [inline]
 do_wp_page+0x177b/0x4f00 mm/memory.c:4013
 handle_pte_fault mm/memory.c:6068 [inline]
 __handle_mm_fault+0x1b2d/0x2a50 mm/memory.c:6195
 handle_mm_fault+0x589/0xd10 mm/memory.c:6364
 do_user_addr_fault+0x60c/0x1370 arch/x86/mm/fault.c:1336
 handle_page_fault arch/x86/mm/fault.c:1476 [inline]
 exc_page_fault+0x5c/0xb0 arch/x86/mm/fault.c:1532
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0033:0x7f0bd52645b2
RSP: 002b:00007ffea45777a0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000005
RDX: 00007f0bd5413464 RSI: 0000000000000040 RDI: 00007ffea45778f0
RBP: 00007ffea45778f0 R08: 0000000000000702 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 00000000000000f7
R13: 0000000000000000 R14: 00000000000e2259 R15: 00007ffea4577a50
 </TASK>
rcu: rcu_preempt kthread timer wakeup didn't happen for 10644 jiffies! g62733 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: 	Possible timer handling issue on cpu=0 timer-softirq=71414
rcu: rcu_preempt kthread starved for 10645 jiffies! g62733 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->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:I stack:27368 pid:16    tgid:16    ppid:2      task_flags:0x208040 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5357 [inline]
 __schedule+0x1190/0x5de0 kernel/sched/core.c:6961
 __schedule_loop kernel/sched/core.c:7043 [inline]
 schedule+0xe7/0x3a0 kernel/sched/core.c:7058
 schedule_timeout+0x123/0x290 kernel/time/sleep_timeout.c:99
 rcu_gp_fqs_loop+0x1ea/0xb00 kernel/rcu/tree.c:2083
 rcu_gp_kthread+0x270/0x380 kernel/rcu/tree.c:2285
 kthread+0x3c2/0x780 kernel/kthread.c:463
 ret_from_fork+0x56a/0x730 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
CPU: 0 UID: 0 PID: 1298 Comm: aoe_tx0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x31/0x80 kernel/locking/spinlock.c:194
Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 06 af 00 f6 48 89 df e8 ee 02 01 f6 f7 c5 00 02 00 00 75 23 9c 58 f6 c4 02 75 37 <bf> 01 00 00 00 e8 c5 ff f0 f5 65 8b 05 9e ac 3f 08 85 c0 74 16 5b
RSP: 0018:ffffc9000413f968 EFLAGS: 00000246
RAX: 0000000000000002 RBX: ffffffff9b117ba0 RCX: 0000000000000002
RDX: 0000000000000000 RSI: ffffffff8de52bd0 RDI: ffffffff8c163000
RBP: 0000000000000293 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff90ab7297 R11: 0000000000000000 R12: ffffffff8f2eda40
R13: ffffffff9b117ca8 R14: 0000000000000000 R15: ffffffff9b117ce0
FS:  0000000000000000(0000) GS:ffff8881246b3000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff99578cc0 CR3: 000000005cf65000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline]
 uart_port_unlock_irqrestore include/linux/serial_core.h:788 [inline]
 uart_port_unlock_deref drivers/tty/serial/serial_core.c:91 [inline]
 uart_port_unlock_deref drivers/tty/serial/serial_core.c:88 [inline]
 uart_write_room+0x2d9/0x940 drivers/tty/serial/serial_core.c:650
 tty_write_room+0x66/0x90 drivers/tty/tty_ioctl.c:69
 handle_tx+0x14f/0x630 drivers/net/caif/caif_serial.c:212
 __netdev_start_xmit include/linux/netdevice.h:5222 [inline]
 netdev_start_xmit include/linux/netdevice.h:5231 [inline]
 xmit_one net/core/dev.c:3839 [inline]
 dev_hard_start_xmit+0x94/0x740 net/core/dev.c:3855
 __dev_queue_xmit+0xa46/0x4490 net/core/dev.c:4725
 dev_queue_xmit include/linux/netdevice.h:3361 [inline]
 tx+0xcc/0x190 drivers/block/aoe/aoenet.c:62
 kthread+0x1e4/0x3e0 drivers/block/aoe/aoecmd.c:1241
 kthread+0x3c2/0x780 kernel/kthread.c:463
 ret_from_fork+0x56a/0x730 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>

Crashes (57):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/09/11 17:59 upstream 02ffd6f89c50 fdeaa69b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_unshare
2025/09/10 15:21 upstream 9dd1835ecda5 fdeaa69b .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto INFO: rcu detected stall in sys_unshare
2025/08/30 17:39 upstream 11e7861d680c 807a3b61 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto INFO: rcu detected stall in sys_unshare
2025/08/13 00:18 upstream 0e39a731820a 22ec1469 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto INFO: rcu detected stall in sys_unshare
2025/08/08 22:42 upstream 37816488247d 987b750d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_unshare
2025/07/22 11:59 upstream 89be9a83ccf1 1555463b .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto INFO: rcu detected stall in sys_unshare
2025/07/19 15:01 upstream 4871b7cb27f4 7117feec .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in sys_unshare
2025/06/30 15:31 upstream d0b3b7b22dfa fc9d8ee5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_unshare
2025/06/24 16:32 upstream 78f4e737a53e e2f27c35 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto INFO: rcu detected stall in sys_unshare
2025/06/12 05:51 upstream 488ef3560196 98683f8f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_unshare
2025/05/25 06:43 upstream b1427432d3b6 ed351ea7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in sys_unshare
2025/05/05 15:16 upstream 92a09c47464d 6ca47dd8 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto INFO: rcu detected stall in sys_unshare
2025/04/27 07:05 upstream 5bc1018675ec c6b4fb39 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto INFO: rcu detected stall in sys_unshare
2025/04/11 04:19 upstream ab59a8605604 1bc60a19 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_unshare
2025/04/07 02:19 upstream 16cd1c265776 1c65791e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_unshare
2025/03/29 10:37 upstream eff5f16bfd87 cf25e2c2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in sys_unshare
2025/03/24 08:44 upstream 586de92313fc 875573af .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_unshare
2025/02/09 01:08 upstream 9946eaf552b1 ef44b750 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_unshare
2025/01/21 07:57 upstream 100ceb4817a2 6e87cfa2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_unshare
2024/12/06 06:58 upstream b8f52214c61a 946d28f0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_unshare
2024/11/26 16:37 upstream 2c22dc1ee3a1 11dbc254 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_unshare
2024/11/12 09:44 upstream 2d5404caa8c7 75bb1b32 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_unshare
2024/10/30 15:28 upstream c1e939a21eb1 66aeb999 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_unshare
2024/06/26 14:54 upstream 55027e689933 880c1ca1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_unshare
2024/06/09 13:34 upstream 771ed66105de 82c05ab8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in sys_unshare
2024/03/04 02:30 upstream 58c806d867bf 25905f5d .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_unshare
2024/02/27 21:09 upstream 45ec2f5f6ed3 05e69c83 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_unshare
2023/11/07 00:07 upstream d2f51b3516da 78fae24e .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_unshare
2025/09/09 19:36 upstream f777d1112ee5 d291dd2d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: rcu detected stall in sys_unshare
2025/08/02 17:38 net 1dbf1d590d10 7368264b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_unshare
2025/07/24 04:46 net 14822f782700 0c1d6ded .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_unshare
2025/04/08 20:13 net 69ae94725f4f a775275d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_unshare
2025/03/16 08:46 net 4003c9e78778 e2826670 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_unshare
2025/01/22 17:55 net d640627663bf 25e17fd3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_unshare
2025/01/03 00:58 net 4f619d518db9 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_unshare
2024/12/27 14:33 net b3a69c559899 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_unshare
2024/12/22 04:46 net 30b981796b94 d7f584ee .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_unshare
2024/12/10 08:52 net f136552b7ce3 cfc402b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_unshare
2024/11/22 03:14 net fcc79e1714e8 4b25d554 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_unshare
2024/11/08 20:49 net 55d42a0c3f9c 179b040e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_unshare
2024/11/05 23:26 net 9eaff63bfb59 3a465482 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_unshare
2024/11/03 04:40 net b2183187c5fd f00eed24 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_unshare
2025/08/12 16:38 net-next bc4c0a48bdad c06e8995 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_unshare
2025/07/31 10:48 net-next d9104cec3e8f f8f2b4da .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_unshare
2025/06/10 05:41 net-next 2c7e4a2663a1 4826c28e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_unshare
2025/01/15 08:52 net-next 7a1723d3b230 7315a7cf .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_unshare
2025/01/15 04:14 net-next 9c7ad3563229 7315a7cf .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_unshare
2024/12/26 09:47 net-next 9268abe611b0 444551c4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_unshare
2024/12/16 00:58 net-next 2c2b61d2138f 7cbfbb3a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_unshare
2024/12/14 15:11 net-next 9bc5c9515b48 7cbfbb3a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_unshare
2024/12/04 08:52 net-next ebf7f7d61681 b50eb251 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_unshare
2024/11/18 10:40 net-next 38f83a57aa8e cfe3a04a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_unshare
2024/11/05 14:24 net-next c688a96c432e 509da429 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_unshare
2024/10/07 09:07 net-next 8b641b5e4c78 d7906eff .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_unshare
2024/10/05 00:16 net-next b63c755cb65d d7906eff .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_unshare
2025/02/05 07:22 linux-next ed88b8b82c53 5896748e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in sys_unshare
2024/06/17 12:11 linux-next a957267fa7e9 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in sys_unshare
* Struck through repros no longer work on HEAD.