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INFO: rcu detected stall in ip_list_rcv | 1 (3) | 2020/11/06 11:30 |
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INFO: rcu detected stall in ip_list_rcv | 1 (3) | 2020/11/06 11:30 |
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6881 at kernel/sched/core.c:3013 rq_unlock kernel/sched/sched.h:1326 [inline] WARNING: CPU: 1 PID: 6881 at kernel/sched/core.c:3013 try_invoke_on_locked_down_task+0x21d/0x2f0 kernel/sched/core.c:3019 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 6881 Comm: syz-executor033 Not tainted 5.9.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: <IRQ> __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x198/0x1fd lib/dump_stack.c:118 panic+0x382/0x7fb kernel/panic.c:231 __warn.cold+0x20/0x4b kernel/panic.c:600 report_bug+0x1bd/0x210 lib/bug.c:198 handle_bug+0x38/0x90 arch/x86/kernel/traps.c:234 exc_invalid_op+0x14/0x40 arch/x86/kernel/traps.c:254 asm_exc_invalid_op+0x12/0x20 arch/x86/include/asm/idtentry.h:536 RIP: 0010:try_invoke_on_locked_down_task+0x21d/0x2f0 kernel/sched/core.c:3013 Code: 45 31 f6 49 39 c0 74 3a 8b 74 24 38 49 8d 78 18 4c 89 04 24 e8 a4 e7 08 00 4c 8b 04 24 4c 89 c7 e8 28 ab d6 06 e9 20 ff ff ff <0f> 0b e9 7d fe ff ff 4c 89 ee 48 89 ef 41 ff d4 41 89 c6 e9 08 ff RSP: 0018:ffffc90000da7da0 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 1ffff920001b4fb6 RCX: 0000000000000001 RDX: 0000000000000000 RSI: ffffffff8162da10 RDI: ffff88808f528100 RBP: ffff88808f528100 R08: 0000000000000033 R09: ffffffff8a05ae03 R10: 00000000000005b1 R11: 0000000000000001 R12: ffffffff8162da10 R13: ffffc90000da7ec8 R14: ffff88808f528100 R15: 0000000000000000 rcu_print_task_stall kernel/rcu/tree_stall.h:267 [inline] print_other_cpu_stall kernel/rcu/tree_stall.h:475 [inline] check_cpu_stall kernel/rcu/tree_stall.h:634 [inline] rcu_pending kernel/rcu/tree.c:3639 [inline] rcu_sched_clock_irq.cold+0x97e/0xdfd kernel/rcu/tree.c:2521 update_process_times+0x25/0xa0 kernel/time/timer.c:1710 tick_sched_handle+0x9b/0x180 kernel/time/tick-sched.c:176 tick_sched_timer+0x1d1/0x2a0 kernel/time/tick-sched.c:1328 __run_hrtimer kernel/time/hrtimer.c:1524 [inline] __hrtimer_run_queues+0x1d5/0xfc0 kernel/time/hrtimer.c:1588 hrtimer_interrupt+0x334/0x940 kernel/time/hrtimer.c:1650 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1080 [inline] __sysvec_apic_timer_interrupt+0x147/0x5f0 arch/x86/kernel/apic/apic.c:1097 run_sysvec_on_irqstack_cond arch/x86/include/asm/irq_stack.h:91 [inline] sysvec_apic_timer_interrupt+0x4c/0xf0 arch/x86/kernel/apic/apic.c:1091 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:581 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:770 [inline] RIP: 0010:kmem_cache_free.part.0+0x90/0x1e0 mm/slab.c:3698 Code: 48 89 de 48 89 ef 4c 89 ea e8 5c 26 00 00 84 c0 74 50 4d 85 f6 75 5e 48 83 3d a3 a0 45 08 00 0f 84 10 01 00 00 4c 89 e7 57 9d <0f> 1f 44 00 00 4c 8b 64 24 28 0f 1f 44 00 00 65 8b 05 fa c7 4a 7e RSP: 0018:ffffc90000da8280 EFLAGS: 00000286 RAX: 0000000000463106 RBX: ffff8880a48fb0c0 RCX: ffffffff815b7ef2 RDX: 0000000000000000 RSI: 0000000000000103 RDI: 0000000000000286 RBP: ffff8880aa221300 R08: 0000000000000001 R09: ffffffff8d0c0a9f R10: fffffbfff1a18153 R11: 0000000000000000 R12: 0000000000000286 R13: ffffffff86660c26 R14: 0000000000000200 R15: ffff8880a05f0040 kfree_skbmem+0x166/0x1b0 net/core/skbuff.c:643 sk_wmem_free_skb include/net/sock.h:1539 [inline] tcp_rtx_queue_unlink_and_free include/net/tcp.h:1859 [inline] tcp_clean_rtx_queue net/ipv4/tcp_input.c:3177 [inline] tcp_ack+0x1bf0/0x5700 net/ipv4/tcp_input.c:3721 tcp_rcv_established+0x1339/0x1e70 net/ipv4/tcp_input.c:5703 tcp_v4_do_rcv+0x5d1/0x870 net/ipv4/tcp_ipv4.c:1642 tcp_v4_rcv+0x2d10/0x3750 net/ipv4/tcp_ipv4.c:2024 ip_protocol_deliver_rcu+0x5c/0x8a0 net/ipv4/ip_input.c:204 ip_local_deliver_finish+0x20a/0x370 net/ipv4/ip_input.c:231 NF_HOOK include/linux/netfilter.h:301 [inline] NF_HOOK include/linux/netfilter.h:295 [inline] ip_local_deliver+0x1b3/0x200 net/ipv4/ip_input.c:252 dst_input include/net/dst.h:449 [inline] ip_sublist_rcv_finish+0x9a/0x2c0 net/ipv4/ip_input.c:550 ip_list_rcv_finish.constprop.0+0x514/0x6e0 net/ipv4/ip_input.c:600 ip_sublist_rcv net/ipv4/ip_input.c:608 [inline] ip_list_rcv+0x34e/0x488 net/ipv4/ip_input.c:643 __netif_receive_skb_list_ptype net/core/dev.c:5329 [inline] __netif_receive_skb_list_core+0x549/0x8e0 net/core/dev.c:5377 __netif_receive_skb_list net/core/dev.c:5429 [inline] netif_receive_skb_list_internal+0x777/0xd70 net/core/dev.c:5534 gro_normal_list net/core/dev.c:5645 [inline] gro_normal_list net/core/dev.c:5641 [inline] napi_complete_done+0x1f1/0x940 net/core/dev.c:6370 virtqueue_napi_complete+0x2c/0xc0 drivers/net/virtio_net.c:329 virtnet_poll+0xae2/0xd89 drivers/net/virtio_net.c:1455 napi_poll net/core/dev.c:6688 [inline] net_rx_action+0x50d/0xfc0 net/core/dev.c:6758 __do_softirq+0x1f8/0xb23 kernel/softirq.c:298 asm_call_irq_on_stack+0xf/0x20 </IRQ> __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline] do_softirq_own_stack+0x9b/0xd0 arch/x86/kernel/irq_64.c:77 invoke_softirq kernel/softirq.c:393 [inline] __irq_exit_rcu kernel/softirq.c:423 [inline] irq_exit_rcu+0x235/0x280 kernel/softirq.c:435 common_interrupt+0xa3/0x1f0 arch/x86/kernel/irq.c:239 asm_common_interrupt+0x1e/0x40 arch/x86/include/asm/idtentry.h:572 RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline] RIP: 0010:_raw_spin_unlock_irq+0x4b/0x80 kernel/locking/spinlock.c:199 Code: c0 f8 6b fc 89 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 75 31 48 83 3d 46 82 d3 01 00 74 25 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 6b 0b 28 f9 65 8b 05 b4 14 d9 77 85 c0 74 02 5d RSP: 0018:ffffc900011a7b50 EFLAGS: 00000282 RAX: 1ffffffff13f8d7f RBX: ffff88809145e140 RCX: 1ffffffff16b25a1 RDX: dffffc0000000000 RSI: 0000000000000002 RDI: 0000000000000000 RBP: ffff8880ae535e00 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880ae535e00 R13: ffff888092de81c0 R14: 0000000000000000 R15: 0000000000000001 finish_lock_switch kernel/sched/core.c:3517 [inline] finish_task_switch+0x150/0x790 kernel/sched/core.c:3617 context_switch kernel/sched/core.c:3781 [inline] __schedule+0xed1/0x2280 kernel/sched/core.c:4527 schedule+0xd0/0x2a0 kernel/sched/core.c:4602 freezable_schedule include/linux/freezer.h:172 [inline] do_nanosleep+0x222/0x650 kernel/time/hrtimer.c:1883 hrtimer_nanosleep+0x1f9/0x430 kernel/time/hrtimer.c:1936 __do_sys_nanosleep kernel/time/hrtimer.c:1970 [inline] __se_sys_nanosleep kernel/time/hrtimer.c:1957 [inline] __x64_sys_nanosleep+0x1dc/0x260 kernel/time/hrtimer.c:1957 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x448e30 Code: c0 5b 5d c3 66 0f 1f 44 00 00 8b 04 24 48 83 c4 18 5b 5d c3 66 0f 1f 44 00 00 83 3d e1 91 29 00 00 75 14 b8 23 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 04 e3 fb ff c3 48 83 ec 08 e8 fa 42 00 00 RSP: 002b:00007ffd981623a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 RAX: ffffffffffffffda RBX: 0000000000004858 RCX: 0000000000448e30 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffd981623b0 RBP: 00000000000e5d4c R08: 0000000000001ae1 R09: 000000000261e880 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004075c0 R13: 0000000000407650 R14: 0000000000000000 R15: 0000000000000000 Shutting down cpus with NMI Kernel Offset: disabled Rebooting in 86400 seconds..
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2020/09/29 18:40 | upstream | fb0155a09b02 | 1b88c6d5 | .config | console log | report | syz | C | ci-upstream-kasan-gce-root | |||
2020/09/03 08:52 | bpf | 1eb832ac2dee | abf9ba4f | .config | console log | report | syz | C | ci-upstream-bpf-kasan-gce | |||
2020/09/03 10:28 | bpf-next | 1ba5fe2facf7 | abf9ba4f | .config | console log | report | syz | C | ci-upstream-bpf-next-kasan-gce |