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INFO: rcu detected stall in tc_modify_qdisc

Status: upstream: reported C repro on 2020/07/29 05:53
Subsystems: net
[Documentation on labels]
Reported-by: syzbot+9f78d5c664a8c33f4cce@syzkaller.appspotmail.com
First crash: 1763d, last: 17h08m
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: no output from test machine (log)
Repro: C syz .config
  
▶ ▼ Discussions (7)
Title Replies (including bot) Last reply
[syzbot] Monthly net report (Jul 2024) 0 (1) 2024/07/01 10:28
[syzbot] Monthly net report (Apr 2024) 0 (1) 2024/04/30 07:11
[syzbot] Monthly net report (Feb 2024) 0 (1) 2024/02/27 09:32
[syzbot] Monthly net report (Jan 2024) 0 (1) 2024/01/26 21:54
[syzbot] Monthly net report (Dec 2023) 0 (1) 2023/12/27 09:18
[syzbot] Monthly net report (Nov 2023) 5 (6) 2023/11/28 15:05
INFO: rcu detected stall in tc_modify_qdisc 8 (9) 2020/07/30 22:01
▶ ▼ Similar bugs (8)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.1 INFO: rcu detected stall in tc_modify_qdisc 3 300d 339d 0/3 auto-obsoleted due to no activity on 2024/10/23 00:42
linux-6.1 INFO: rcu detected stall in tc_modify_qdisc (2) origin:upstream C 2 11d 185d 0/3 upstream: reported C repro on 2024/11/08 00:04
linux-5.15 INFO: rcu detected stall in tc_modify_qdisc origin:lts-only C error 7 36d 271d 0/3 upstream: reported C repro on 2024/08/13 15:46
android-6-1 BUG: soft lockup in tc_modify_qdisc C done done 53 530d 562d 0/2 auto-obsoleted due to no activity on 2024/02/06 04:01
android-5-15 BUG: soft lockup in tc_modify_qdisc origin:lts C done done 254 619d 675d 0/2 auto-obsoleted due to no activity on 2023/11/09 01:01
linux-5.15 BUG: soft lockup in tc_modify_qdisc origin:upstream C error 1 708d 708d 0/3 auto-obsoleted due to no activity on 2023/09/11 01:53
linux-6.1 BUG: soft lockup in tc_modify_qdisc origin:upstream C done 1 707d 707d 3/3 fixed on 2023/07/10 11:22
android-5-10 BUG: soft lockup in tc_modify_qdisc C done done 314 621d 675d 0/2 auto-obsoleted due to no activity on 2023/11/07 07:54
▶ ▼ Last patch testing requests (10)
Created Duration User Patch Repo Result
2025/05/11 05:48 24m retest repro net-next OK log
2025/05/11 05:48 19m retest repro net-next report log
2025/05/11 05:48 18m retest repro net-next report log
2025/05/11 05:48 18m retest repro net-next report log
2025/05/11 05:48 24m retest repro net-next OK log
2025/05/11 03:26 40m retest repro upstream OK log
2025/05/10 22:40 24m retest repro upstream OK log
2025/05/10 22:40 18m retest repro upstream report log
2025/05/10 22:40 47m retest repro upstream OK log
2025/05/10 22:40 1h50m retest repro upstream OK log
▶ ▼ Fix bisection attempts (11)
Created Duration User Patch Repo Result
2023/04/20 02:16 34m bisect fix upstream OK (0) job log log
2023/03/20 00:54 36m bisect fix upstream OK (0) job log log
2021/08/30 08:09 28m bisect fix net-next-old OK (0) job log log
2021/06/01 12:07 29m bisect fix upstream OK (0) job log log
2021/05/02 10:56 29m bisect fix upstream OK (0) job log log
2021/04/02 04:56 28m bisect fix upstream OK (0) job log log
2021/03/01 18:12 28m bisect fix upstream OK (0) job log log
2021/02/16 01:57 0m bisect fix upstream error job log
2021/01/17 01:30 27m bisect fix upstream OK (0) job log log
2020/12/17 21:49 25m bisect fix upstream OK (0) job log log
2020/10/24 14:03 28m bisect fix upstream OK (0) job log log

Sample crash report:
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	1-...!: (1 ticks this GP) idle=336c/1/0x4000000000000000 softirq=11730/11731 fqs=5
rcu: 	(detected by 0, t=10502 jiffies, g=5869, q=465 ncpus=2)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 5887 Comm: syz-executor144 Not tainted 6.13.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
RIP: 0010:lookup_chain_cache kernel/locking/lockdep.c:3797 [inline]
RIP: 0010:lookup_chain_cache_add kernel/locking/lockdep.c:3817 [inline]
RIP: 0010:validate_chain kernel/locking/lockdep.c:3872 [inline]
RIP: 0010:__lock_acquire+0x15f8/0x3c40 kernel/locking/lockdep.c:5226
Code: 89 44 24 08 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 16 26 00 00 48 bd 00 00 00 00 00 fc ff df 4c 8b 34 24 <4a> 8b 1c e5 20 6c a0 96 48 8d 43 f8 48 85 db 48 0f 45 d8 eb 04 48
RSP: 0018:ffffc90000a18be8 EFLAGS: 00000046
RAX: dffffc0000000000 RBX: 35a08aec8a9222e9 RCX: ffffffff8175d22e
RDX: 1ffffffff2da978c RSI: 0000000000000008 RDI: ffffffff96e4ecc8
RBP: dffffc0000000000 R08: 0000000000000000 R09: fffffbfff2dc9d99
R10: ffffffff96e4eccf R11: 0000000000000001 R12: 0000000000068a08
R13: ffff88802c9ea440 R14: 35a08aec8a9222e9 R15: ffff88802c9eaf48
FS:  00007fc41f3ec6c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc41fcc7228 CR3: 000000007b052000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 lock_acquire.part.0+0x11b/0x380 kernel/locking/lockdep.c:5849
 __raw_spin_lock_irq include/linux/spinlock_api_smp.h:119 [inline]
 _raw_spin_lock_irq+0x36/0x50 kernel/locking/spinlock.c:170
 __run_hrtimer kernel/time/hrtimer.c:1743 [inline]
 __hrtimer_run_queues+0x2be/0xae0 kernel/time/hrtimer.c:1803
 hrtimer_interrupt+0x392/0x8e0 kernel/time/hrtimer.c:1865
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1038 [inline]
 __sysvec_apic_timer_interrupt+0x10f/0x400 arch/x86/kernel/apic/apic.c:1055
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
 sysvec_apic_timer_interrupt+0x9f/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:preempt_schedule_irq+0x4c/0x90 kernel/sched/core.c:7078
Code: df 55 65 48 8b 2d f4 80 d9 74 53 48 89 eb 48 c1 eb 03 48 01 c3 bf 01 00 00 00 e8 8f 16 3e f6 e8 ba 6d 77 f6 fb bf 01 00 00 00 <e8> 0f 9d ff ff 9c 58 fa f6 c4 02 75 1e bf 01 00 00 00 e8 ed c5 3d
RSP: 0018:ffffc9000404f228 EFLAGS: 00000202
RAX: 0000000000000297 RBX: ffffed100593d488 RCX: 1ffffffff2dcaa12
RDX: 0000000000000000 RSI: ffffffff8b6cd840 RDI: 0000000000000001
RBP: ffff88802c9ea440 R08: 0000000000000001 R09: fffffbfff2dc9d99
R10: ffffffff96e4eccf R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 irqentry_exit+0x36/0x90 kernel/entry/common.c:354
 asm_sysvec_reschedule_ipi+0x1a/0x20 arch/x86/include/asm/idtentry.h:707
RIP: 0010:lockdep_unregister_key+0x1b2/0x2b0 kernel/locking/lockdep.c:6593
Code: 54 fd ff ff 48 89 df e8 9c c3 ff ff 89 c3 e8 05 d9 ff ff 9c 58 f6 c4 02 0f 85 92 00 00 00 41 f7 c5 00 02 00 00 74 01 fb 84 db <75> 4f 5b 5d 41 5c 41 5d 41 5e 41 5f e9 cd 9d 0a 00 48 c7 c0 74 5f
RSP: 0018:ffffc9000404f2f8 EFLAGS: 00000246
RAX: 0000000000000046 RBX: 0000000000000000 RCX: 0000000000000001
RDX: dffffc0000000000 RSI: ffffffff8b6cdb00 RDI: ffffffff8bd1e7e0
RBP: ffff888074377a98 R08: ffffffff937c6a7e R09: 000000000000407f
R10: ffffffff96e0fa0f R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000246 R14: ffffffff96fe4978 R15: ffff888074377aa0
 __qdisc_destroy+0x11a/0x4b0 net/sched/sch_generic.c:1085
 qdisc_put+0xab/0xe0 net/sched/sch_generic.c:1111
 taprio_attach+0x203/0x370 net/sched/sch_taprio.c:2149
 qdisc_graft+0xe12/0x1780 net/sched/sch_api.c:1175
 tc_modify_qdisc+0x1145/0x1c40 net/sched/sch_api.c:1793
 rtnetlink_rcv_msg+0x3c7/0xea0 net/core/rtnetlink.c:6930
 netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2542
 netlink_unicast_kernel net/netlink/af_netlink.c:1321 [inline]
 netlink_unicast+0x53c/0x7f0 net/netlink/af_netlink.c:1347
 netlink_sendmsg+0x8b8/0xd70 net/netlink/af_netlink.c:1891
 sock_sendmsg_nosec net/socket.c:711 [inline]
 __sock_sendmsg net/socket.c:726 [inline]
 ____sys_sendmsg+0xaaf/0xc90 net/socket.c:2583
 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2637
 __sys_sendmsg+0x16e/0x220 net/socket.c:2669
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc41fc43089
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 1d 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fc41f3ec168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007fc41fccd1c8 RCX: 00007fc41fc43089
RDX: 0000000000000000 RSI: 00000000200007c0 RDI: 0000000000000004
RBP: 00007fc41fccd1c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000010 R11: 0000000000000246 R12: 00007fc41fccd1cc
R13: 000000000000000b R14: 00007ffd699ef290 R15: 00007ffd699ef378
 </TASK>
rcu: rcu_preempt kthread starved for 10492 jiffies! g5869 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:26912 pid:17    tgid:17    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5369 [inline]
 __schedule+0xe58/0x5ad0 kernel/sched/core.c:6756
 __schedule_loop kernel/sched/core.c:6833 [inline]
 schedule+0xe7/0x350 kernel/sched/core.c:6848
 schedule_timeout+0x124/0x280 kernel/time/sleep_timeout.c:99
 rcu_gp_fqs_loop+0x1eb/0xb00 kernel/rcu/tree.c:2045
 rcu_gp_kthread+0x271/0x380 kernel/rcu/tree.c:2247
 kthread+0x2c1/0x3a0 kernel/kthread.c:389
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
 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: 11 Comm: kworker/u8:0 Not tainted 6.13.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
Workqueue: events_unbound toggle_allocation_gate
RIP: 0010:csd_lock_wait kernel/smp.c:340 [inline]
RIP: 0010:smp_call_function_many_cond+0x458/0x1300 kernel/smp.c:884
Code: 0c 00 85 ed 74 4d 48 b8 00 00 00 00 00 fc ff df 4d 89 f4 4c 89 f5 49 c1 ec 03 83 e5 07 49 01 c4 83 c5 03 e8 aa 0d 0c 00 f3 90 <41> 0f b6 04 24 40 38 c5 7c 08 84 c0 0f 85 a7 0c 00 00 8b 43 08 31
RSP: 0018:ffffc90000107998 EFLAGS: 00000293
RAX: 0000000000000000 RBX: ffff8880b8744a40 RCX: ffffffff818e06bc
RDX: ffff88801cefa440 RSI: ffffffff818e0696 RDI: 0000000000000005
RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000006 R12: ffffed10170e8949
R13: 0000000000000001 R14: ffff8880b8744a48 R15: ffff8880b863fe40
FS:  0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc41fcc5120 CR3: 000000000df7e000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 </IRQ>
 <TASK>
 on_each_cpu_cond_mask+0x40/0x90 kernel/smp.c:1051
 on_each_cpu include/linux/smp.h:71 [inline]
 text_poke_sync arch/x86/kernel/alternative.c:2114 [inline]
 text_poke_bp_batch+0x22b/0x760 arch/x86/kernel/alternative.c:2324
 text_poke_flush arch/x86/kernel/alternative.c:2515 [inline]
 text_poke_flush arch/x86/kernel/alternative.c:2512 [inline]
 text_poke_finish+0x30/0x40 arch/x86/kernel/alternative.c:2522
 arch_jump_label_transform_apply+0x1c/0x30 arch/x86/kernel/jump_label.c:146
 jump_label_update+0x1d7/0x400 kernel/jump_label.c:920
 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:849 [inline]
 toggle_allocation_gate+0xfc/0x260 mm/kfence/core.c:841
 process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3229
 process_scheduled_works kernel/workqueue.c:3310 [inline]
 worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391
 kthread+0x2c1/0x3a0 kernel/kthread.c:389
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>

Crashes (577):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/12/16 23:59 upstream 78d4f34e2115 f93b2b55 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in tc_modify_qdisc
2024/11/11 17:30 upstream 2d5404caa8c7 97fe5517 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/02/18 21:29 upstream c02197fc9076 578f7538 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/02/15 14:05 upstream 8d3dea210042 d9b1cdd5 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/02/13 17:26 upstream c664e16bb1ba e66542d7 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/11/05 08:29 upstream aea6bf908d73 500bfdc4 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in tc_modify_qdisc
2023/08/22 03:55 upstream f7757129e3de 6b415825 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2022/07/09 21:15 upstream e5524c2a1fc4 b5765a15 .config strace log report syz C ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in tc_modify_qdisc
2022/07/05 13:05 upstream c1084b6c5620 bff65f44 .config strace log report syz C ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in tc_modify_qdisc
2022/06/18 02:45 upstream f0ec9c65a8d6 cb58b3b2 .config strace log report syz C ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in tc_modify_qdisc
2022/04/08 08:41 upstream 42e7a03d3bad c6ff3e05 .config console log report syz C ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in tc_modify_qdisc
2023/07/18 16:18 upstream fdf0eaf11452 022df2bb .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/06/27 07:10 upstream c0a572d9d32f 4cd5bb25 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/02/23 01:56 net 359e54a93ab4 8d446f15 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/02/18 11:18 net 97dde8402633 578f7538 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/02/11 13:44 net 78e563f2d629 77b23aa1 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/11/26 10:08 net e2b706c69190 5b429f39 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/08/18 05:32 net e9bbd6016947 74b106b6 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/08/15 06:35 net 855067defa36 39990d51 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/08/04 04:26 net 3932f2272313 74621247 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/07/25 19:57 net 284779dbf4e9 6756545c .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/07/18 21:10 net 8fcd7c7b3a38 022df2bb .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2025/02/08 14:33 net-next 7bca2b2d5fcc ef44b750 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2025/01/09 09:09 net-next 31eae6d99587 f3558dbf .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/11/30 05:11 net-next 65ae975e97d5 68914665 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/02/13 10:03 net-next 0f37666d87d2 77b23aa1 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/02/07 01:36 net-next 06e6bc1b7aaf 6404acf9 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/02/05 10:02 net-next ffabe98cb576 a67b2c42 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/12/19 13:34 net-next 509afc745270 3ad490ea .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/08/23 12:17 net-next 978f41751aa0 b81ca3f6 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/08/21 15:56 net-next cb39c35783f2 d216d8a0 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/08/20 10:36 net-next 85c786340a65 d216d8a0 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/08/20 01:36 net-next 4025d3e73abd d216d8a0 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/08/18 01:41 net-next f54a2a132a9d 74b106b6 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/08/14 14:35 net-next f614a29d6ca6 39990d51 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/08/08 03:02 net-next 66244337512f b1b6ae3d .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2021/06/27 16:59 net-next-old ff8744b5eb11 9d2ab5df .config console log report syz C ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2022/05/26 15:54 linux-next b1d84fc09a96 3037caa9 .config strace log report syz C ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in tc_modify_qdisc
2020/08/16 23:54 upstream 4b6c093e21d3 424dd8e7 .config console log report syz C ci-upstream-kasan-gce
2020/07/28 18:12 net-old 181964e619b7 cb93dc6a .config console log report syz C ci-upstream-net-this-kasan-gce
2023/09/14 13:53 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in tc_modify_qdisc
2025/03/19 14:29 upstream 81e4f8d68c66 8d0a2921 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in tc_modify_qdisc
2025/03/07 09:30 upstream f315296c92fd 831e3629 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in tc_modify_qdisc
2025/02/22 16:01 upstream ff202c5028a1 d34966d1 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in tc_modify_qdisc
2025/01/21 08:18 upstream 100ceb4817a2 6e87cfa2 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2025/01/12 22:09 upstream b62cef9a5c67 6dbc6a9b .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in tc_modify_qdisc
2024/12/22 05:44 upstream e84a3bf7f4aa d7f584ee .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in tc_modify_qdisc
2024/02/05 08:57 upstream 54be6c6c5ae8 a67b2c42 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/11/29 23:38 net-next 65ae975e97d5 68914665 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/02/21 15:59 net-next 2f3bfa8e30b5 3af7dd65 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/08/21 13:13 upstream 706a74159504 d216d8a0 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/08/10 19:56 upstream cacc6e22932f 4df3089c .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/07/26 00:57 upstream af2e19389c2c 6756545c .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/07/18 22:44 upstream 74f1456c4a5f 022df2bb .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/07/09 02:53 upstream 3a8a670eeeaa 668cb1fa .config console log report syz C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm64-mte INFO: rcu detected stall in tc_modify_qdisc
2024/04/06 15:58 net f99c5f563c17 ca620dd8 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/02/13 11:21 net 5b3fbd61b9d1 77b23aa1 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2025/04/16 23:50 upstream c62f4b82d571 23b969b7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2025/03/04 09:03 upstream 99fa936e8e4f c3901742 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in tc_modify_qdisc
2024/12/29 08:01 upstream 059dd502b263 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/11/29 08:12 upstream 7af08b57bcb9 5df23865 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/11/16 06:24 upstream f868cd251776 cfe3a04a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/11/05 22:53 upstream 2e1b3cc9d7f7 3a465482 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in tc_modify_qdisc
2024/10/23 22:44 upstream c2ee9f594da8 15fa2979 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/10/15 18:49 upstream eca631b8fe80 14943bb8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in tc_modify_qdisc
2024/10/14 18:09 upstream 6485cf5ea253 084d8178 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in tc_modify_qdisc
2024/10/11 20:46 upstream 1d227fcc7222 cd942402 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in tc_modify_qdisc
2024/10/11 20:41 upstream 1d227fcc7222 cd942402 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in tc_modify_qdisc
2024/09/21 04:40 upstream a430d95c5efa 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in tc_modify_qdisc
2024/04/06 03:17 upstream 480e035fc4c7 18ea8213 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/04/03 09:45 upstream fe46a7dd189e 7925100d .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in tc_modify_qdisc
2024/03/12 03:41 upstream 045395d86acd 6ee49f2e .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in tc_modify_qdisc
2024/02/23 23:49 upstream ffd2cb6b718e 8d446f15 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/02/22 15:32 upstream 39133352cbed 345111b5 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/02/20 13:40 upstream b401b621758e 3af7dd65 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2023/08/01 21:51 upstream 5d0c230f1de8 df07ffe8 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in tc_modify_qdisc
2023/07/28 15:40 upstream 57012c57536f 92476829 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in tc_modify_qdisc
2022/08/04 12:30 upstream 200e340f2196 1c9013ac .config console log report syz C ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in tc_modify_qdisc
2025/02/24 00:34 upstream 27102b38b8ca d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: rcu detected stall in tc_modify_qdisc
2024/09/22 15:09 upstream 88264981f208 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: rcu detected stall in tc_modify_qdisc
2025/04/26 14:20 net f73f05c6f711 c6b4fb39 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2025/04/15 23:06 net 65d91192aa66 23b969b7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2025/04/02 07:28 net f278b6d5bb46 c799dfdd .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2025/03/30 10:02 net 2ea396448f26 d3999433 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2025/03/29 16:35 net 2ea396448f26 d3999433 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2025/01/26 18:26 net 15a901361ec3 9fbd772e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2025/01/19 07:05 net bc50835e83f6 f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2025/01/10 19:39 net 8c7a6efc017e 67d7ec0a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2025/01/03 19:10 net ce21419b55d8 f3558dbf .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/12/31 03:37 net ad5c318086e2 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/12/30 18:31 net a024e377efed d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/12/29 00:25 net a024e377efed d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/12/28 16:56 net a024e377efed d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/12/25 21:22 net b3a69c559899 444551c4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/12/25 06:00 net b3a69c559899 444551c4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/12/23 11:14 net 30b981796b94 444551c4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/12/12 01:03 net 3dd002f20098 ff949d25 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/11/26 01:54 net 9bb88c659673 a84878fc .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/11/23 01:17 net fcc79e1714e8 68da6d95 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/11/12 23:18 net 20bbe5b80249 75bb1b32 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/11/05 13:10 net 249cfa318fb1 509da429 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/10/27 22:29 net e31a8219fbfc 65e8686b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/10/21 20:08 net 374d4106cb75 a93682b3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/10/19 21:16 net 07d6bf634bc8 cd6fc0a3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/10/14 02:46 net 174714f0e505 084d8178 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/10/01 22:17 net 6c24a03a61a2 ea2b66a6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/09/30 17:17 net d505d3593b52 bbd4e0a4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/09/30 02:18 net d505d3593b52 ba29ff75 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/12/30 00:37 net-next 9268abe611b0 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/12/26 00:46 net-next 9268abe611b0 444551c4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/12/09 03:44 net-next 7ea2745766d7 9ac0fdc6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/11/17 03:08 net-next 38f83a57aa8e cfe3a04a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/11/13 09:37 net-next a58f00ed24b8 62026c85 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/10/06 08:35 net-next d521db38f339 d7906eff .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/10/06 06:35 net-next d521db38f339 d7906eff .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/05/07 19:27 net-next 7824463aaea9 cb2dcc0e .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/02/20 14:34 net-next 74293ea1c4db 3af7dd65 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in tc_modify_qdisc
2024/11/29 12:46 linux-next f486c8aa16b8 5df23865 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in tc_modify_qdisc
2023/07/20 13:31 upstream bfa3037d8280 7b630fdb .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root BUG: soft lockup in tc_modify_qdisc
2020/11/16 09:31 net-next-old 0064c5c1b3bf 1bf9a662 .config console log report info ci-upstream-net-kasan-gce
2020/07/13 08:27 linux-next d31958b30ea3 9ebcc5b1 .config console log report ci-upstream-linux-next-kasan-gce-root
* Struck through repros no longer work on HEAD.