Title | Replies (including bot) | Last reply |
---|---|---|
INFO: rcu detected stall in addrconf_dad_work | 1 (2) | 2019/09/10 19:20 |
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Title | Replies (including bot) | Last reply |
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INFO: rcu detected stall in addrconf_dad_work | 1 (2) | 2019/09/10 19:20 |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | INFO: rcu detected stall in addrconf_dad_work (5) net | C | done | inconclusive | 8 | 28d | 1298d | 0/26 | upstream: reported C repro on 2020/09/07 15:59 |
upstream | INFO: rcu detected stall in addrconf_dad_work (4) cgroups mm | 8 | 1541d | 1541d | 0/26 | closed as invalid on 2020/01/09 08:13 | |||
upstream | INFO: rcu detected stall in addrconf_dad_work (3) kernel | 6 | 1541d | 1541d | 0/26 | closed as invalid on 2020/01/08 05:23 | |||
linux-4.14 | INFO: rcu detected stall in addrconf_dad_work | C | done | 18 | 1657d | 1664d | 1/1 | fixed on 2019/12/06 10:33 | |
upstream | INFO: rcu detected stall in addrconf_dad_work (2) kernel | 15 | 1576d | 1577d | 0/26 | closed as invalid on 2019/12/04 14:14 | |||
linux-4.19 | INFO: rcu detected stall in addrconf_dad_work (2) | C | done | 1 | 1560d | 1560d | 1/1 | fixed on 2020/01/19 15:05 | |
linux-4.19 | INFO: rcu detected stall in addrconf_dad_work | C | done | 19 | 1652d | 1664d | 1/1 | fixed on 2019/12/07 19:18 |
rcu: INFO: rcu_preempt self-detected stall on CPU rcu: 0-...!: (10499 ticks this GP) idle=cf6/1/0x4000000000000002 softirq=8359/8359 fqs=3 (t=10500 jiffies g=8089 q=64) rcu: rcu_preempt kthread starved for 10494 jiffies! g8089 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 rcu: RCU grace-period kthread stack dump: rcu_preempt I29328 10 2 0x80004000 Call Trace: context_switch kernel/sched/core.c:3254 [inline] __schedule+0x755/0x1580 kernel/sched/core.c:3880 schedule+0xd9/0x260 kernel/sched/core.c:3947 schedule_timeout+0x486/0xc50 kernel/time/timer.c:1807 rcu_gp_fqs_loop kernel/rcu/tree.c:1611 [inline] rcu_gp_kthread+0x9b2/0x18c0 kernel/rcu/tree.c:1768 kthread+0x361/0x430 kernel/kthread.c:255 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352 NMI backtrace for cpu 0 CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 5.3.0-rc8+ #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: ipv6_addrconf addrconf_dad_work Call Trace: <IRQ> __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x172/0x1f0 lib/dump_stack.c:113 nmi_cpu_backtrace.cold+0x70/0xb2 lib/nmi_backtrace.c:101 nmi_trigger_cpumask_backtrace+0x23b/0x28b lib/nmi_backtrace.c:62 arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38 trigger_single_cpu_backtrace include/linux/nmi.h:164 [inline] rcu_dump_cpu_stacks+0x183/0x1cf kernel/rcu/tree_stall.h:254 print_cpu_stall kernel/rcu/tree_stall.h:455 [inline] check_cpu_stall kernel/rcu/tree_stall.h:529 [inline] rcu_pending kernel/rcu/tree.c:2736 [inline] rcu_sched_clock_irq.cold+0x4dd/0xc13 kernel/rcu/tree.c:2183 update_process_times+0x32/0x80 kernel/time/timer.c:1639 tick_sched_handle+0xa2/0x190 kernel/time/tick-sched.c:167 tick_sched_timer+0x53/0x140 kernel/time/tick-sched.c:1296 __run_hrtimer kernel/time/hrtimer.c:1389 [inline] __hrtimer_run_queues+0x364/0xe40 kernel/time/hrtimer.c:1451 hrtimer_interrupt+0x314/0x770 kernel/time/hrtimer.c:1509 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1110 [inline] smp_apic_timer_interrupt+0x160/0x610 arch/x86/kernel/apic/apic.c:1135 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:830 </IRQ> RIP: 0010:__list_add_valid+0xb/0xa0 lib/list_debug.c:22 Code: 3f d8 1d fe e8 36 47 f9 03 e9 87 fe ff ff e8 fc 46 6e fe eb 9e 90 90 90 90 90 90 90 90 90 90 48 b8 00 00 00 00 00 fc ff df 55 <48> 89 e5 41 55 49 89 fd 48 8d 7a 08 41 54 49 89 d4 48 89 fa 48 83 RSP: 0018:ffff8880a9886d48 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: dffffc0000000000 RBX: ffff8880968cf4f8 RCX: ffffffff85c67051 RDX: ffff8880968cf590 RSI: ffff8880968cf590 RDI: ffff8880968cf4f8 RBP: ffff8880a9886da8 R08: ffff8880a9876140 R09: 0000000000000000 R10: fffffbfff134afaf R11: ffff8880a9876140 R12: dffffc0000000000 R13: ffff8880968cf200 R14: ffff8880968cf598 R15: ffff8880968cf590 dequeue_skb net/sched/sch_generic.c:258 [inline] qdisc_restart net/sched/sch_generic.c:361 [inline] __qdisc_run+0x1e7/0x19d0 net/sched/sch_generic.c:379 __dev_xmit_skb net/core/dev.c:3533 [inline] __dev_queue_xmit+0x16f1/0x3650 net/core/dev.c:3838 dev_queue_xmit+0x18/0x20 net/core/dev.c:3902 br_dev_queue_push_xmit+0x3f3/0x5c0 net/bridge/br_forward.c:52 NF_HOOK include/linux/netfilter.h:305 [inline] NF_HOOK include/linux/netfilter.h:299 [inline] br_forward_finish+0xfa/0x400 net/bridge/br_forward.c:65 NF_HOOK include/linux/netfilter.h:305 [inline] NF_HOOK include/linux/netfilter.h:299 [inline] __br_forward+0x641/0xb00 net/bridge/br_forward.c:109 deliver_clone+0x61/0xc0 net/bridge/br_forward.c:125 maybe_deliver+0x2c7/0x390 net/bridge/br_forward.c:181 br_flood+0x13a/0x3d0 net/bridge/br_forward.c:223 br_dev_xmit+0x98c/0x15a0 net/bridge/br_device.c:100 __netdev_start_xmit include/linux/netdevice.h:4406 [inline] netdev_start_xmit include/linux/netdevice.h:4420 [inline] xmit_one net/core/dev.c:3280 [inline] dev_hard_start_xmit+0x1a3/0x9c0 net/core/dev.c:3296 __dev_queue_xmit+0x2b15/0x3650 net/core/dev.c:3869 dev_queue_xmit+0x18/0x20 net/core/dev.c:3902 neigh_resolve_output net/core/neighbour.c:1490 [inline] neigh_resolve_output+0x5a5/0x970 net/core/neighbour.c:1470 neigh_output include/net/neighbour.h:511 [inline] ip6_finish_output2+0x1034/0x2520 net/ipv6/ip6_output.c:116 __ip6_finish_output+0x444/0xa50 net/ipv6/ip6_output.c:142 ip6_finish_output+0x38/0x1f0 net/ipv6/ip6_output.c:152 NF_HOOK_COND include/linux/netfilter.h:294 [inline] ip6_output+0x235/0x7c0 net/ipv6/ip6_output.c:175 dst_output include/net/dst.h:436 [inline] NF_HOOK include/linux/netfilter.h:305 [inline] ndisc_send_skb+0xf29/0x1450 net/ipv6/ndisc.c:504 ndisc_send_ns+0x3a9/0x850 net/ipv6/ndisc.c:646 addrconf_dad_work+0xb88/0x1150 net/ipv6/addrconf.c:4120 process_one_work+0x9af/0x1740 kernel/workqueue.c:2269 worker_thread+0x98/0xe40 kernel/workqueue.c:2415 kthread+0x361/0x430 kernel/kthread.c:255 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2019/09/14 23:37 | upstream | a7f89616b737 | 32d59357 | .config | console log | report | syz | C | ci-upstream-kasan-gce | |||
2019/09/14 20:58 | upstream | a7f89616b737 | 32d59357 | .config | console log | report | syz | C | ci-upstream-kasan-gce-root | |||
2019/09/14 19:20 | upstream | a7f89616b737 | 32d59357 | .config | console log | report | syz | C | ci-upstream-kasan-gce-root | |||
2019/09/14 13:28 | upstream | a7f89616b737 | 32d59357 | .config | console log | report | syz | C | ci-upstream-kasan-gce-smack-root | |||
2019/09/14 02:28 | upstream | a7f89616b737 | 32d59357 | .config | console log | report | syz | C | ci-upstream-kasan-gce-root | |||
2019/09/14 01:44 | upstream | a7f89616b737 | 32d59357 | .config | console log | report | syz | C | ci-upstream-kasan-gce-selinux-root | |||
2019/09/14 00:55 | upstream | a7f89616b737 | 32d59357 | .config | console log | report | syz | C | ci-upstream-kasan-gce-root | |||
2019/09/13 18:34 | upstream | 505a8ec7e11a | 40fa42bc | .config | console log | report | syz | C | ci-upstream-kasan-gce | |||
2019/09/13 16:48 | upstream | 505a8ec7e11a | 40fa42bc | .config | console log | report | syz | C | ci-upstream-kasan-gce-smack-root | |||
2019/09/13 16:31 | upstream | 505a8ec7e11a | 40fa42bc | .config | console log | report | syz | C | ci-upstream-kasan-gce | |||
2019/09/13 13:17 | upstream | 505a8ec7e11a | 40fa42bc | .config | console log | report | syz | C | ci-upstream-kasan-gce | |||
2019/09/13 12:36 | upstream | 505a8ec7e11a | 40fa42bc | .config | console log | report | syz | C | ci-upstream-kasan-gce-root | |||
2019/09/13 00:40 | upstream | ad32b4800c2b | 0b7672ee | .config | console log | report | syz | C | ci-upstream-kasan-gce-selinux-root | |||
2019/09/13 00:19 | upstream | ad32b4800c2b | 0b7672ee | .config | console log | report | syz | C | ci-upstream-kasan-gce-root | |||
2019/09/12 19:13 | upstream | ad32b4800c2b | 0b7672ee | .config | console log | report | syz | C | ci-upstream-kasan-gce-root | |||
2019/09/12 16:38 | upstream | ad32b4800c2b | 0b7672ee | .config | console log | report | syz | C | ci-upstream-kasan-gce-root | |||
2019/09/12 07:54 | upstream | 3120b9a6a3f7 | f4e53c10 | .config | console log | report | syz | C | ci-upstream-kasan-gce | |||
2019/09/12 07:47 | upstream | 3120b9a6a3f7 | f4e53c10 | .config | console log | report | syz | C | ci-upstream-kasan-gce-smack-root | |||
2019/09/12 05:37 | upstream | 3120b9a6a3f7 | f4e53c10 | .config | console log | report | syz | C | ci-upstream-kasan-gce | |||
2019/09/12 03:32 | upstream | 3120b9a6a3f7 | f4e53c10 | .config | console log | report | syz | C | ci-upstream-kasan-gce | |||
2019/09/11 23:48 | upstream | 3120b9a6a3f7 | f4e53c10 | .config | console log | report | syz | C | ci-upstream-kasan-gce-selinux-root | |||
2019/09/11 16:50 | upstream | 3120b9a6a3f7 | a60cb4cd | .config | console log | report | syz | C | ci-upstream-kasan-gce-root | |||
2019/09/06 15:46 | upstream | 3b47fd5ca9ea | 040fda58 | .config | console log | report | syz | C | ci-upstream-kasan-gce | |||
2019/09/14 22:09 | upstream | a7f89616b737 | 32d59357 | .config | console log | report | syz | C | ci-upstream-kasan-gce-386 | |||
2019/09/13 14:51 | upstream | 505a8ec7e11a | 40fa42bc | .config | console log | report | syz | C | ci-upstream-kasan-gce-386 | |||
2019/09/13 10:51 | upstream | 505a8ec7e11a | 40fa42bc | .config | console log | report | syz | C | ci-upstream-kasan-gce-386 | |||
2019/09/12 02:16 | upstream | 3120b9a6a3f7 | f4e53c10 | .config | console log | report | syz | C | ci-upstream-kasan-gce-386 | |||
2019/09/12 00:07 | upstream | 3120b9a6a3f7 | f4e53c10 | .config | console log | report | syz | C | ci-upstream-kasan-gce-386 | |||
2019/09/11 09:48 | upstream | 3120b9a6a3f7 | a60cb4cd | .config | console log | report | syz | C | ci-upstream-kasan-gce-386 | |||
2019/09/11 02:36 | upstream | 3120b9a6a3f7 | a60cb4cd | .config | console log | report | syz | C | ci-upstream-kasan-gce-386 | |||
2019/09/06 15:18 | upstream | 3b47fd5ca9ea | 040fda58 | .config | console log | report | syz | C | ci-upstream-kasan-gce-386 | |||
2019/09/10 14:08 | net-old | c8dc55956b09 | a60cb4cd | .config | console log | report | syz | C | ci-upstream-net-this-kasan-gce | |||
2019/09/15 23:26 | net-next-old | a3d3c74da49c | 32d59357 | .config | console log | report | syz | C | ci-upstream-net-kasan-gce | |||
2019/09/15 18:05 | net-next-old | a3d3c74da49c | 32d59357 | .config | console log | report | syz | C | ci-upstream-net-kasan-gce | |||
2019/09/15 07:21 | net-next-old | 1ba569fc2250 | 32d59357 | .config | console log | report | syz | C | ci-upstream-net-kasan-gce | |||
2019/09/14 20:54 | net-next-old | 1ba569fc2250 | 32d59357 | .config | console log | report | syz | C | ci-upstream-net-kasan-gce | |||
2019/09/14 16:34 | net-next-old | 1ba569fc2250 | 32d59357 | .config | console log | report | syz | C | ci-upstream-net-kasan-gce | |||
2019/09/14 13:11 | net-next-old | 1ba569fc2250 | 32d59357 | .config | console log | report | syz | C | ci-upstream-net-kasan-gce | |||
2019/09/14 05:23 | net-next-old | 022c10d6c73b | 32d59357 | .config | console log | report | syz | C | ci-upstream-net-kasan-gce | |||
2019/09/14 00:19 | net-next-old | 022c10d6c73b | 32d59357 | .config | console log | report | syz | C | ci-upstream-net-kasan-gce | |||
2019/09/13 18:29 | net-next-old | 022c10d6c73b | 40fa42bc | .config | console log | report | syz | C | ci-upstream-net-kasan-gce | |||
2019/09/13 12:35 | net-next-old | 172ca8308b05 | 40fa42bc | .config | console log | report | syz | C | ci-upstream-net-kasan-gce | |||
2019/09/13 10:54 | net-next-old | 172ca8308b05 | 40fa42bc | .config | console log | report | syz | C | ci-upstream-net-kasan-gce | |||
2019/09/12 05:58 | net-next-old | c1609946b8b6 | f4e53c10 | .config | console log | report | syz | C | ci-upstream-net-kasan-gce | |||
2019/09/12 04:08 | net-next-old | c1609946b8b6 | f4e53c10 | .config | console log | report | syz | C | ci-upstream-net-kasan-gce | |||
2019/09/12 01:30 | net-next-old | c1609946b8b6 | f4e53c10 | .config | console log | report | syz | C | ci-upstream-net-kasan-gce | |||
2019/09/11 14:30 | net-next-old | 747f3cf4bf71 | a60cb4cd | .config | console log | report | syz | C | ci-upstream-net-kasan-gce | |||
2019/09/15 18:54 | linux-next | 6d028043b55e | 32d59357 | .config | console log | report | syz | C | ci-upstream-linux-next-kasan-gce-root | |||
2019/09/15 06:26 | linux-next | 6d028043b55e | 32d59357 | .config | console log | report | syz | C | ci-upstream-linux-next-kasan-gce-root | |||
2019/09/15 04:47 | linux-next | 6d028043b55e | 32d59357 | .config | console log | report | syz | C | ci-upstream-linux-next-kasan-gce-root | |||
2019/09/14 19:31 | linux-next | 6d028043b55e | 32d59357 | .config | console log | report | syz | C | ci-upstream-linux-next-kasan-gce-root | |||
2019/09/14 05:31 | linux-next | 6d028043b55e | 32d59357 | .config | console log | report | syz | C | ci-upstream-linux-next-kasan-gce-root | |||
2019/09/13 17:45 | linux-next | 6d028043b55e | 40fa42bc | .config | console log | report | syz | C | ci-upstream-linux-next-kasan-gce-root | |||
2019/09/11 16:18 | linux-next | 6d028043b55e | a60cb4cd | .config | console log | report | syz | C | ci-upstream-linux-next-kasan-gce-root | |||
2019/09/11 13:02 | linux-next | 6d028043b55e | a60cb4cd | .config | console log | report | syz | C | ci-upstream-linux-next-kasan-gce-root | |||
2019/09/13 04:39 | upstream | 505a8ec7e11a | 40fa42bc | .config | console log | report | ci-upstream-kasan-gce-root | |||||
2019/09/10 23:57 | upstream | 3120b9a6a3f7 | a60cb4cd | .config | console log | report | ci-upstream-kasan-gce-smack-root | |||||
2019/09/06 13:42 | upstream | 3b47fd5ca9ea | 040fda58 | .config | console log | report | ci-upstream-kasan-gce-386 | |||||
2019/09/06 14:24 | net-old | 7bdf4de12677 | 040fda58 | .config | console log | report | ci-upstream-net-this-kasan-gce |