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INFO: rcu detected stall in fq_pie_timer (2)

Status: upstream: reported C repro on 2023/12/27 13:54
Subsystems: net
[Documentation on labels]
Reported-by: syzbot+15c3ba3f7ca8ced0914d@syzkaller.appspotmail.com
First crash: 460d, last: 34d
Cause bisection: introduced by (bisect log) :
commit ec97ecf1ebe485a17cd8395a5f35e6b80b57665a
Author: Mohit P. Tahiliani <tahiliani@nitk.edu.in>
Date: Wed Jan 22 18:22:33 2020 +0000

  net: sched: add Flow Queue PIE packet scheduler

Crash: INFO: rcu detected stall in fq_pie_timer (log)
Repro: C syz .config
  
Fix bisection: the issue occurs on the latest tested release (bisect log)
  
▶ ▼ Discussions (1)
Title Replies (including bot) Last reply
[syzbot] [net?] INFO: rcu detected stall in fq_pie_timer (2) 2 (5) 2023/12/29 11:10
▶ ▼ Similar bugs (7)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: rcu detected stall in fq_pie_timer net C error 35 1156d 1373d 20/28 fixed on 2022/03/08 16:11
linux-5.15 INFO: rcu detected stall in fq_pie_timer C done 23 584d 675d 0/3 auto-obsoleted due to no activity on 2024/10/31 18:20
upstream BUG: soft lockup in fq_pie_timer (2) net C error done 3 702d 768d 0/28 closed as invalid on 2023/05/26 05:46
upstream BUG: soft lockup in fq_pie_timer net C error error 10 898d 935d 0/28 closed as invalid on 2022/11/18 11:06
linux-6.1 BUG: soft lockup in fq_pie_timer (2) origin:upstream C inconclusive 5 342d 577d 0/3 upstream: reported C repro on 2023/08/29 01:49
upstream BUG: soft lockup in fq_pie_timer (4) net syz 5 562d 613d 23/28 fixed on 2023/10/12 12:48
linux-6.1 BUG: soft lockup in fq_pie_timer C done 7 656d 664d 3/3 fixed on 2023/07/22 07:09
▶ ▼ Last patch testing requests (6)
Created Duration User Patch Repo Result
2024/10/05 05:14 44m retest repro upstream OK log
2024/06/28 06:17 26m retest repro net OK log
2024/04/18 17:47 8h47m retest repro net error
2024/01/06 15:32 19m retest repro net report log
2023/12/29 10:46 23m hdanton@sina.com patch https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master report log
2023/12/28 12:07 19m hdanton@sina.com patch https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master report log
▶ ▼ Fix bisection attempts (4)
Created Duration User Patch Repo Result
2025/02/12 18:26 3h22m bisect fix upstream OK (0) job log
2024/11/21 14:52 6h25m bisect fix net OK (0) job log log
2024/10/21 05:00 3h20m bisect fix net OK (0) job log log
2024/02/07 18:25 4h05m bisect fix net OK (0) job log log

Sample crash report:
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	1-...!: (1 ticks this GP) idle=2bc4/1/0x4000000000000000 softirq=51858/51858 fqs=1
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P5832/1:b..l P17562/1:b..l
rcu: 	(detected by 0, t=10503 jiffies, g=51153, q=192 ncpus=2)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 3521 Comm: kworker/u8:9 Not tainted 6.14.0-rc3-syzkaller-00267-gff202c5028a1 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: events_unbound nsim_dev_trap_report_work
RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:32 [inline]
RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:87 [inline]
RIP: 0010:arch_local_irq_save arch/x86/include/asm/irqflags.h:123 [inline]
RIP: 0010:__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline]
RIP: 0010:_raw_spin_lock_irqsave+0x92/0x120 kernel/locking/spinlock.c:162
Code: 00 4c 89 e3 48 c1 eb 03 42 80 3c 3b 00 74 08 4c 89 e7 e8 d1 2c 23 f6 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 42 80 3c 3b 00 <74> 08 4c 89 e7 e8 c4 2b 23 f6 4c 8b 64 24 20 fa 41 f7 c4 00 02 00
RSP: 0018:ffffc90000a18520 EFLAGS: 00000046
RAX: f3f3f300f1f1f1f1 RBX: 1ffff920001430a8 RCX: 0000000000017278
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff9a8b17e0
RBP: ffffc90000a185b0 R08: ffffc90000a1862f R09: 0000000000000000
R10: ffffc90000a18620 R11: fffff520001430c6 R12: ffffc90000a18540
R13: 1ffff920001430a4 R14: ffffffff9a8b17e0 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555555e9808 CR3: 000000000e938000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 debug_object_activate+0x17f/0x580 lib/debugobjects.c:818
 debug_hrtimer_activate kernel/time/hrtimer.c:455 [inline]
 debug_activate kernel/time/hrtimer.c:496 [inline]
 enqueue_hrtimer+0x30/0x3c0 kernel/time/hrtimer.c:1100
 __run_hrtimer kernel/time/hrtimer.c:1818 [inline]
 __hrtimer_run_queues+0x6cb/0xd30 kernel/time/hrtimer.c:1865
 hrtimer_interrupt+0x403/0xa40 kernel/time/hrtimer.c:1927
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1038 [inline]
 __sysvec_apic_timer_interrupt+0x110/0x420 arch/x86/kernel/apic/apic.c:1055
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
 sysvec_apic_timer_interrupt+0x52/0xc0 arch/x86/kernel/apic/apic.c:1049
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:pie_calculate_probability+0x5ce/0x820 net/sched/sch_pie.c:421
Code: 00 0f b6 5d 00 31 ff 89 de e8 7e 05 c7 f7 85 db 74 07 e8 75 02 c7 f7 eb 24 e8 6e 02 c7 f7 4c 89 e0 48 c1 e8 03 42 80 3c 30 00 <74> 08 4c 89 e7 e8 28 b6 2b f8 48 8b 44 24 20 49 89 04 24 48 83 c4
RSP: 0018:ffffc90000a18a80 EFLAGS: 00000246
RAX: 1ffff11008d9e339 RBX: 0000000000000000 RCX: ffff888032dc0000
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff88802a33f31a R08: ffffffff89fab7b2 R09: fffff52000143154
R10: dffffc0000000000 R11: fffff52000143154 R12: ffff888046cf19c8
R13: 0000000000000000 R14: dffffc0000000000 R15: ffff888046cf19f8
 fq_pie_timer+0x26d/0x590 net/sched/sch_fq_pie.c:400
 call_timer_fn+0x187/0x650 kernel/time/timer.c:1789
 expire_timers kernel/time/timer.c:1840 [inline]
 __run_timers kernel/time/timer.c:2414 [inline]
 __run_timer_base+0x66a/0x8e0 kernel/time/timer.c:2426
 run_timer_base kernel/time/timer.c:2435 [inline]
 run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2445
 handle_softirqs+0x2d4/0x9b0 kernel/softirq.c:561
 __do_softirq kernel/softirq.c:595 [inline]
 invoke_softirq kernel/softirq.c:435 [inline]
 __irq_exit_rcu+0xf7/0x220 kernel/softirq.c:662
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:678
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1049
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:deref_stack_reg+0x18f/0x210 arch/x86/kernel/unwind_orc.c:406
Code: 31 c0 4c 39 e1 76 33 4c 39 f9 77 2e 4c 89 c7 48 89 d3 e8 f4 07 00 00 49 89 c6 48 8b 6c 24 18 48 89 e8 48 c1 e8 03 80 3c 18 00 <74> 08 48 89 ef e8 17 32 b9 00 4c 89 75 00 b0 01 48 83 c4 20 5b 41
RSP: 0018:ffffc9000ce87438 EFLAGS: 00000246
RAX: 1ffff920019d0eb4 RBX: dffffc0000000000 RCX: 0000000000000000
RDX: dffffc0000000000 RSI: ffffc9000ce80000 RDI: ffffc9000ce87988
RBP: ffffc9000ce875a0 R08: ffffc9000ce87988 R09: 0000000000000000
R10: ffffc9000ce875b0 R11: fffff520019d0eb8 R12: 1ffff920019d0ead
R13: 1ffff920019d0eae R14: ffff888059cfeec0 R15: ffffc9000ce88000
 unwind_next_frame+0x1799/0x22d0
 arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122
 kasan_save_stack mm/kasan/common.c:47 [inline]
 kasan_save_track+0x3f/0x80 mm/kasan/common.c:68
 kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:576
 poison_slab_object mm/kasan/common.c:247 [inline]
 __kasan_slab_free+0x59/0x70 mm/kasan/common.c:264
 kasan_slab_free include/linux/kasan.h:233 [inline]
 slab_free_hook mm/slub.c:2353 [inline]
 slab_free mm/slub.c:4609 [inline]
 kfree+0x196/0x430 mm/slub.c:4757
 skb_kfree_head net/core/skbuff.c:996 [inline]
 skb_free_head net/core/skbuff.c:1008 [inline]
 skb_release_data+0x6a0/0x8a0 net/core/skbuff.c:1035
 skb_release_all net/core/skbuff.c:1100 [inline]
 __kfree_skb net/core/skbuff.c:1114 [inline]
 consume_skb+0x9f/0xf0 net/core/skbuff.c:1346
 nsim_dev_trap_report drivers/net/netdevsim/dev.c:821 [inline]
 nsim_dev_trap_report_work+0x7cc/0xb50 drivers/net/netdevsim/dev.c:851
 process_one_work kernel/workqueue.c:3236 [inline]
 process_scheduled_works+0xabe/0x18e0 kernel/workqueue.c:3317
 worker_thread+0x870/0xd30 kernel/workqueue.c:3398
 kthread+0x7a9/0x920 kernel/kthread.c:464
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:syz.5.3967      state:R  running task     stack:26104 pid:17562 tgid:17561 ppid:12273  task_flags:0x40054c flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5378 [inline]
 __schedule+0x18bc/0x4c40 kernel/sched/core.c:6765
 preempt_schedule_common+0x84/0xd0 kernel/sched/core.c:6944
 preempt_schedule+0xe1/0xf0 kernel/sched/core.c:6968
 preempt_schedule_thunk+0x1a/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]
 zap_pte_range mm/memory.c:1772 [inline]
 zap_pmd_range mm/memory.c:1834 [inline]
 zap_pud_range mm/memory.c:1863 [inline]
 zap_p4d_range mm/memory.c:1884 [inline]
 unmap_page_range+0x3a0d/0x4510 mm/memory.c:1905
 unmap_vmas+0x3cc/0x5f0 mm/memory.c:1995
 exit_mmap+0x283/0xd40 mm/mmap.c:1284
 __mmput+0x115/0x410 kernel/fork.c:1356
 exit_mm+0x220/0x310 kernel/exit.c:570
 do_exit+0x9ad/0x28e0 kernel/exit.c:925
 do_group_exit+0x207/0x2c0 kernel/exit.c:1087
 get_signal+0x168c/0x1720 kernel/signal.c:3036
 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:337
 exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0xce/0x340 kernel/entry/common.c:218
 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f61dd78d169
RSP: 002b:00007f61de5610e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f61dd9a5fa8 RCX: 00007f61dd78d169
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f61dd9a5fa8
RBP: 00007f61dd9a5fa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f61dd9a5fac
R13: 0000000000000000 R14: 00007ffe1779bbc0 R15: 00007ffe1779bca8
 </TASK>
task:syz-executor    state:R  running task     stack:20064 pid:5832  tgid:5832  ppid:5816   task_flags:0x400140 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5378 [inline]
 __schedule+0x18bc/0x4c40 kernel/sched/core.c:6765
 preempt_schedule_common+0x84/0xd0 kernel/sched/core.c:6944
 preempt_schedule+0xe1/0xf0 kernel/sched/core.c:6968
 preempt_schedule_thunk+0x1a/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]
 copy_pte_range mm/memory.c:1201 [inline]
 copy_pmd_range+0x6ddc/0x77b0 mm/memory.c:1262
 copy_pud_range mm/memory.c:1299 [inline]
 copy_p4d_range mm/memory.c:1323 [inline]
 copy_page_range+0x99f/0xe90 mm/memory.c:1421
 dup_mmap kernel/fork.c:748 [inline]
 dup_mm kernel/fork.c:1700 [inline]
 copy_mm+0x1269/0x2160 kernel/fork.c:1752
 copy_process+0x17d1/0x3cf0 kernel/fork.c:2403
 kernel_clone+0x223/0x870 kernel/fork.c:2815
 __do_sys_clone kernel/fork.c:2958 [inline]
 __se_sys_clone kernel/fork.c:2942 [inline]
 __x64_sys_clone+0x267/0x2e0 kernel/fork.c:2942
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f018c5839d3
RSP: 002b:00007fffd8b1bcc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f018c5839d3
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000001
R10: 000055557b6777d0 R11: 0000000000000246 R12: 0000000000000000
R13: 00000000000927c0 R14: 0000000000049872 R15: 00007fffd8b1be60
 </TASK>
rcu: rcu_preempt kthread starved for 10501 jiffies! g51153 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->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:25624 pid:17    tgid:17    ppid:2      task_flags:0x208040 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5378 [inline]
 __schedule+0x18bc/0x4c40 kernel/sched/core.c:6765
 __schedule_loop kernel/sched/core.c:6842 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6857
 schedule_timeout+0x15a/0x290 kernel/time/sleep_timeout.c:99
 rcu_gp_fqs_loop+0x2df/0x1330 kernel/rcu/tree.c:2024
 rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:2226
 kthread+0x7a9/0x920 kernel/kthread.c:464
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
CPU: 0 UID: 0 PID: 5820 Comm: syz-executor Not tainted 6.14.0-rc3-syzkaller-00267-gff202c5028a1 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:csd_lock_wait kernel/smp.c:340 [inline]
RIP: 0010:smp_call_function_many_cond+0x1bb6/0x2d30 kernel/smp.c:885
Code: 30 f5 0b 00 41 83 e4 01 4c 8b 64 24 68 75 07 e8 e0 f0 0b 00 eb 41 f3 90 48 b8 00 00 00 00 00 fc ff df 0f b6 04 03 84 c0 75 11 <41> f7 45 00 01 00 00 00 74 1e e8 bb f0 0b 00 eb db 44 89 e9 80 e1
RSP: 0018:ffffc90003edf500 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 1ffff110170e88c9 RCX: ffff8880304abc00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffffc90003edf700 R08: ffffffff81b5c940 R09: 1ffffffff28a230e
R10: dffffc0000000000 R11: fffffbfff28a230f R12: ffff8880b863f9c8
R13: ffff8880b8744648 R14: ffff8880b863f9c0 R15: 0000000000000001
FS:  00005555721ff500(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c3f12a5 CR3: 000000003083c000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 </IRQ>
 <TASK>
 on_each_cpu_cond_mask+0x3f/0x80 kernel/smp.c:1052
 __flush_tlb_multi arch/x86/include/asm/paravirt.h:91 [inline]
 flush_tlb_multi arch/x86/mm/tlb.c:966 [inline]
 flush_tlb_mm_range+0x42d/0x710 arch/x86/mm/tlb.c:1054
 dup_mmap kernel/fork.c:787 [inline]
 dup_mm kernel/fork.c:1700 [inline]
 copy_mm+0x18af/0x2160 kernel/fork.c:1752
 copy_process+0x17d1/0x3cf0 kernel/fork.c:2403
 kernel_clone+0x223/0x870 kernel/fork.c:2815
 __do_sys_clone kernel/fork.c:2958 [inline]
 __se_sys_clone kernel/fork.c:2942 [inline]
 __x64_sys_clone+0x267/0x2e0 kernel/fork.c:2942
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd8507839d3
Code: 1f 84 00 00 00 00 00 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 89 c2 85 c0 75 2c 64 48 8b 04 25 10 00 00
RSP: 002b:00007ffe8a6fccb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd8507839d3
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000001
R10: 00005555721ff7d0 R11: 0000000000000246 R12: 0000000000000000
R13: 00000000000927c0 R14: 00000000000498a4 R15: 00007ffe8a6fce50
 </TASK>

Crashes (38):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/02/22 03:25 upstream ff202c5028a1 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in fq_pie_timer
2025/01/13 10:03 upstream be548645527a 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/11/23 11:21 upstream 06afb0f36106 68da6d95 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/09/21 04:35 upstream a430d95c5efa 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/09/13 19:59 upstream e936e7d4a83b 158f4851 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in fq_pie_timer
2024/09/13 11:27 upstream 196145c606d0 73e8a465 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in fq_pie_timer
2024/09/10 20:13 upstream 8d8d276ba2fb 79eef296 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in fq_pie_timer
2024/09/08 05:34 upstream d1f2d51b711a 9750182a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/09/03 23:13 upstream 88fac17500f4 9d47f20a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/09/03 22:46 upstream 88fac17500f4 9d47f20a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in fq_pie_timer
2024/08/30 10:15 upstream 20371ba12063 54fe8471 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/08/30 10:10 upstream 20371ba12063 54fe8471 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/08/30 10:10 upstream 20371ba12063 54fe8471 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/08/30 10:09 upstream 20371ba12063 54fe8471 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/08/30 10:08 upstream 20371ba12063 54fe8471 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/08/30 08:28 upstream d5d547aa7b51 54fe8471 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/08/30 05:21 upstream d5d547aa7b51 54fe8471 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/08/30 05:20 upstream d5d547aa7b51 54fe8471 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/08/29 20:28 upstream d5d547aa7b51 54fe8471 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/08/29 20:27 upstream d5d547aa7b51 54fe8471 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/08/29 20:27 upstream d5d547aa7b51 54fe8471 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/08/29 20:25 upstream d5d547aa7b51 54fe8471 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/08/29 20:13 upstream d5d547aa7b51 54fe8471 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/08/26 13:14 upstream 5be63fc19fca 9aee4e0b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/08/25 15:09 upstream 5be63fc19fca d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/07/25 11:32 upstream c33ffdb70cc6 b24754ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in fq_pie_timer
2024/07/17 12:17 upstream 51835949dda3 215bec2d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in fq_pie_timer
2024/07/14 08:27 upstream d0d0cd380055 eaeb5c15 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in fq_pie_timer
2024/06/28 13:16 upstream 5bbd9b249880 b62c7d46 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in fq_pie_timer
2024/05/25 09:04 upstream 0b32d436c015 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: rcu detected stall in fq_pie_timer
2023/12/23 13:47 net 7c5e046bdcb2 fb427a07 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in fq_pie_timer
2024/06/11 09:27 linux-next a957267fa7e9 048c640a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in fq_pie_timer
2024/05/13 12:24 linux-next 6ba6c795dc73 9026e142 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in fq_pie_timer
2024/12/16 15:49 upstream 78d4f34e2115 f93b2b55 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: soft lockup in fq_pie_timer
2024/12/14 11:32 upstream a446e965a188 7cbfbb3a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: soft lockup in fq_pie_timer
2024/08/19 20:15 upstream b0da640826ba 9f0ab3fb .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: soft lockup in fq_pie_timer
2024/05/28 18:09 upstream 2bfcfd584ff5 34889ee3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: soft lockup in fq_pie_timer
2024/05/25 06:51 upstream 0b32d436c015 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: soft lockup in fq_pie_timer
* Struck through repros no longer work on HEAD.