Date | Name | Commit | Repro | Result |
---|---|---|---|---|
2023/05/23 | linux-5.15.y (ToT) | 9d6bde853685 | C | [report] INFO: rcu detected stall in fq_pie_timer |
2023/05/23 | upstream (ToT) | ae8373a5add4 | C | Didn't crash |
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Date | Name | Commit | Repro | Result |
---|---|---|---|---|
2023/05/23 | linux-5.15.y (ToT) | 9d6bde853685 | C | [report] INFO: rcu detected stall in fq_pie_timer |
2023/05/23 | upstream (ToT) | ae8373a5add4 | C | Didn't crash |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | INFO: rcu detected stall in fq_pie_timer (2) net | C | done | 1 | 85d | 127d | 0/26 | upstream: reported C repro on 2023/12/27 13:54 | |
upstream | INFO: rcu detected stall in fq_pie_timer net | C | error | 35 | 826d | 1044d | 20/26 | fixed on 2022/03/08 16:11 | |
upstream | BUG: soft lockup in fq_pie_timer (2) net | C | error | done | 3 | 373d | 439d | 0/26 | closed as invalid on 2023/05/26 05:46 |
upstream | BUG: soft lockup in fq_pie_timer net | C | error | error | 10 | 568d | 606d | 0/26 | 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 | 13d | 247d | 0/3 | upstream: reported C repro on 2023/08/29 01:49 | |
upstream | BUG: soft lockup in fq_pie_timer (4) net | syz | 5 | 233d | 283d | 23/26 | fixed on 2023/10/12 12:48 | ||
linux-6.1 | BUG: soft lockup in fq_pie_timer | C | done | 7 | 327d | 335d | 3/3 | fixed on 2023/07/22 07:09 |
rcu: INFO: rcu_preempt self-detected stall on CPU rcu: 0-....: (1 GPs behind) idle=699/1/0x4000000000000000 softirq=6015/6018 fqs=38 (t=10500 jiffies g=5521 q=1441) NMI backtrace for cpu 0 CPU: 0 PID: 3553 Comm: kworker/0:0 Not tainted 5.15.112-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 Workqueue: wg-crypt-wg0 wg_packet_encrypt_worker Call Trace: <IRQ> __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106 nmi_cpu_backtrace+0x46a/0x4a0 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x181/0x2a0 lib/nmi_backtrace.c:62 trigger_single_cpu_backtrace include/linux/nmi.h:166 [inline] rcu_dump_cpu_stacks+0x223/0x390 kernel/rcu/tree_stall.h:343 print_cpu_stall kernel/rcu/tree_stall.h:627 [inline] check_cpu_stall kernel/rcu/tree_stall.h:711 [inline] rcu_pending kernel/rcu/tree.c:3888 [inline] rcu_sched_clock_irq+0xf26/0x1770 kernel/rcu/tree.c:2606 update_process_times+0x196/0x200 kernel/time/timer.c:1788 tick_sched_handle kernel/time/tick-sched.c:226 [inline] tick_sched_timer+0x22d/0x3c0 kernel/time/tick-sched.c:1430 __run_hrtimer kernel/time/hrtimer.c:1685 [inline] __hrtimer_run_queues+0x55b/0xcf0 kernel/time/hrtimer.c:1749 hrtimer_interrupt+0x392/0x980 kernel/time/hrtimer.c:1811 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1085 [inline] __sysvec_apic_timer_interrupt+0x139/0x470 arch/x86/kernel/apic/apic.c:1102 sysvec_apic_timer_interrupt+0x3e/0xb0 arch/x86/kernel/apic/apic.c:1096 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:pie_calculate_probability+0x50c/0x820 net/sched/sch_pie.c:411 Code: 03 42 0f b6 04 30 84 c0 0f 85 7b 02 00 00 44 89 3b 48 8b 44 24 58 42 80 3c 30 00 48 8b 5c 24 08 74 08 48 89 df e8 04 ee 60 f9 <48> 8b 1b 48 d1 eb 4c 89 ef 48 89 de e8 53 94 17 f9 49 39 dd 73 5c RSP: 0018:ffffc90000007b50 EFLAGS: 00000246 RAX: 1ffff1100fcce360 RBX: ffff88807e671b00 RCX: ffff888022181dc0 RDX: 0000000000000102 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffff88806a5b4140 R08: ffffffff886855b0 R09: 0000000000000003 R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff88806a5b4128 R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 fq_pie_timer+0x132/0x260 net/sched/sch_fq_pie.c:383 call_timer_fn+0x16d/0x560 kernel/time/timer.c:1421 expire_timers kernel/time/timer.c:1466 [inline] __run_timers+0x67c/0x890 kernel/time/timer.c:1737 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1750 __do_softirq+0x3b3/0x93a kernel/softirq.c:558 do_softirq+0x162/0x240 kernel/softirq.c:459 </IRQ> <TASK> __local_bh_enable_ip+0x1b1/0x1f0 kernel/softirq.c:383 spin_unlock_bh include/linux/spinlock.h:408 [inline] ptr_ring_consume_bh include/linux/ptr_ring.h:367 [inline] wg_packet_encrypt_worker+0x2d3/0x1590 drivers/net/wireguard/send.c:293 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2307 worker_thread+0xaca/0x1280 kernel/workqueue.c:2454 kthread+0x3f6/0x4f0 kernel/kthread.c:319 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298 </TASK>
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2023/05/22 23:26 | linux-5.15.y | 9d6bde853685 | 4bce1a3e | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | INFO: rcu detected stall in fq_pie_timer | |
2023/08/20 04:47 | linux-5.15.y | f6f7927ac664 | d216d8a0 | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | INFO: rcu detected stall in fq_pie_timer | |
2023/07/29 03:36 | linux-5.15.y | 09996673e313 | 92476829 | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | INFO: rcu detected stall in fq_pie_timer | |
2023/06/07 08:58 | linux-5.15.y | d7af3e5ba454 | a4ae4f42 | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | BUG: soft lockup in fq_pie_timer | |
2023/06/06 15:09 | linux-5.15.y | d7af3e5ba454 | a4ae4f42 | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | BUG: soft lockup in fq_pie_timer | |
2023/08/15 00:24 | linux-5.15.y | 24c4de4069cb | 39990d51 | .config | console log | report | syz | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | INFO: rcu detected stall in fq_pie_timer | ||
2023/08/21 11:22 | linux-5.15.y | f6f7927ac664 | d216d8a0 | .config | console log | report | syz | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | BUG: soft lockup in fq_pie_timer | ||
2023/08/18 05:34 | linux-5.15.y | f6f7927ac664 | 74b106b6 | .config | console log | report | syz | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | BUG: soft lockup in fq_pie_timer | ||
2023/08/16 03:18 | linux-5.15.y | 24c4de4069cb | 39990d51 | .config | console log | report | syz | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | BUG: soft lockup in fq_pie_timer | ||
2023/08/16 00:01 | linux-5.15.y | 24c4de4069cb | 39990d51 | .config | console log | report | syz | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | BUG: soft lockup in fq_pie_timer | ||
2023/08/06 21:24 | linux-5.15.y | 38d4ca22a528 | 4ffcc9ef | .config | console log | report | syz | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | BUG: soft lockup in fq_pie_timer | ||
2023/06/28 00:47 | linux-5.15.y | f67653019430 | 4cd5bb25 | .config | console log | report | syz | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | BUG: soft lockup in fq_pie_timer | ||
2023/07/17 00:15 | linux-5.15.y | d54cfc420586 | 35d9ecc5 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | INFO: rcu detected stall in fq_pie_timer | ||
2023/06/09 17:26 | linux-5.15.y | 7349e40704a0 | 9018a337 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | INFO: rcu detected stall in fq_pie_timer | ||
2023/06/08 08:29 | linux-5.15.y | d7af3e5ba454 | 058b3a5a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | BUG: soft lockup in fq_pie_timer | ||
2023/06/14 02:32 | linux-5.15.y | 7349e40704a0 | d2ee9228 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | BUG: soft lockup in fq_pie_timer | ||
2023/06/14 01:57 | linux-5.15.y | 7349e40704a0 | d2ee9228 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | BUG: soft lockup in fq_pie_timer | ||
2023/06/13 18:00 | linux-5.15.y | 7349e40704a0 | 749afb64 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | BUG: soft lockup in fq_pie_timer | ||
2023/06/09 20:59 | linux-5.15.y | 7349e40704a0 | 9018a337 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | BUG: soft lockup in fq_pie_timer | ||
2023/06/09 15:26 | linux-5.15.y | 7349e40704a0 | 9018a337 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | BUG: soft lockup in fq_pie_timer | ||
2023/06/06 09:15 | linux-5.15.y | d7af3e5ba454 | a4ae4f42 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | BUG: soft lockup in fq_pie_timer | ||
2023/06/05 19:37 | linux-5.15.y | d7af3e5ba454 | a4ae4f42 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | BUG: soft lockup in fq_pie_timer | ||
2023/06/03 18:37 | linux-5.15.y | 0ab06468cbd1 | a4ae4f42 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | BUG: soft lockup in fq_pie_timer |