====================================== | [ 9.861353][ T173] softirqs last disabled at (115227): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.861355][ T173] Preemption disabled at: | [ 9.861356][ T173] vprintk_emit (kernel/printk/printk.c:2471) | [ 9.861365][ T173] Tainted: [W]=WARN [ 9.861366][ T173] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.861368][ T173] Call Trace: [ 9.861370][ T173] [ 9.861371][ T173] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.861376][ T173] ? vprintk_emit (kernel/printk/printk.c:2471) [ 9.861378][ T173] __might_resched.cold (kernel/sched/core.c:9234) [ 9.861383][ T173] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.861386][ T173] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.861391][ T173] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 9.861393][ T173] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.861400][ T173] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 9.861403][ T173] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.861406][ T173] put_chars (drivers/char/virtio_console.c:1176) [ 9.861409][ T173] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.861411][ T173] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.861415][ T173] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 9.861418][ T173] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.861423][ T173] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.861426][ T173] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.861432][ T173] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.861434][ T173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.861439][ T173] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.861443][ T173] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.861444][ T173] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 9.861446][ T173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.861448][ T173] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.861452][ T173] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.861456][ T173] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.861457][ T173] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.861463][ T173] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.861465][ T173] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.861466][ T173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.861468][ T173] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.861472][ T173] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.861474][ T173] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.861477][ T173] vprintk_emit (kernel/printk/printk.c:2479) [ 9.861480][ T173] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.861482][ T173] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 9.861487][ T173] ? lookup_object_or_alloc.part.0 (lib/debugobjects.c:696) [ 9.861493][ T173] _printk (kernel/printk/printk.c:2504) [ 9.861497][ T173] ? snapshot_read.cold (user.c:?) [ 9.861500][ T173] ? lockdep_init_map_type (kernel/locking/lockdep.c:4989) [ 9.861503][ T173] ? __rhashtable_init_noprof (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 lib/rhashtable.c:1224) [ 9.861508][ T173] sctp_init (net/sctp/sm_statetable.c:1037 net/sctp/sm_statetable.c:73) sctp [ 9.861522][ T173] ? sctp_exit (net/sctp/sm_statetable.c:78 (discriminator 7)) sctp [ 9.861530][ T173] do_one_initcall (init/main.c:1357) [ 9.861534][ T173] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 9.861539][ T173] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 9.861541][ T173] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 9.861546][ T173] do_init_module (kernel/module/main.c:3117) [ 9.861549][ T173] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 9.861551][ T173] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 9.861554][ T173] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 9.861558][ T173] load_module (kernel/module/main.c:3593) [ 9.861565][ T173] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 9.861570][ T173] ? backing_file_read_iter (fs/backing-file.c:211) [ 9.861573][ T173] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.861576][ T173] init_module_from_file (kernel/module/main.c:3790) [ 9.861579][ T173] ? __ia32_sys_init_module (kernel/module/main.c:3647) [ 9.861587][ T173] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.861590][ T173] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 9.861594][ T173] idempotent_init_module (kernel/module/main.c:3802) [ 9.861597][ T173] ? init_module_from_file (kernel/module/main.c:3791) [ 9.861604][ T173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.861606][ T173] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 9.861611][ T173] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 9.861613][ T173] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 9.861617][ T173] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.861619][ T173] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.861622][ T173] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.861624][ T173] RIP: 0033:0x7fbc771a437d [ 9.861628][ T173] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 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 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa85 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa5b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 9.861630][ T173] RSP: 002b:00007ffc25bba6b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 9.861632][ T173] RAX: ffffffffffffffda RBX: 000056249b3349c0 RCX: 00007fbc771a437d [ 9.861634][ T173] RDX: 0000000000000000 RSI: 00005624982d5ffd RDI: 0000000000000007 [ 9.861635][ T173] RBP: 00007ffc25bba750 R08: 0000000000000000 R09: 0000000000000000 [ 9.861635][ T173] R10: 0000000000000000 R11: 0000000000000246 R12: 00005624982d5ffd [ 9.861636][ T173] R13: 000056249b334ae0 R14: 0000000000040000 R15: 0000000000000000 | [ 30.193759][ C1] | [ 30.193759][ C1] | [ 30.193759][ C1] stack backtrace: | [ 30.193765][ C1] Tainted: [W]=WARN [ 30.193766][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.193767][ C1] Call Trace: [ 30.193768][ C1] [ 30.193769][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.193772][ C1] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 30.193775][ C1] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 30.193778][ C1] mark_lock (kernel/locking/lockdep.c:4769) [ 30.193780][ C1] mark_usage (kernel/locking/lockdep.c:4658) [ 30.193782][ C1] __lock_acquire (kernel/locking/lockdep.c:5208) [ 30.193784][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.193786][ C1] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 30.193787][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.193790][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.193792][ C1] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 30.193793][ C1] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 30.193794][ C1] console_emit_next_record (kernel/printk/printk.c:3177) [ 30.193796][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.193797][ C1] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 30.193798][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.193800][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.193802][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.193803][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.193804][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.193807][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.193808][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.193809][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.193810][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 30.193812][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.193815][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.193816][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 30.193818][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.193819][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.193821][ C1] _printk (kernel/printk/printk.c:2504) [ 30.193823][ C1] ? snapshot_read.cold (user.c:?) [ 30.193824][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 30.193827][ C1] ? idr_get_free (??:?) [ 30.193829][ C1] tcp_syn_flood_action.cold (net/ipv4/tcp_input.c:7562 (discriminator 3)) [ 30.193831][ C1] tcp_conn_request (net/ipv4/tcp_input.c:7659) [ 30.193833][ C1] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 30.193834][ C1] ? reuseport_select_sock (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/core/sock_reuseport.c:606 (discriminator 2)) [ 30.193838][ C1] ? reuseport_select_sock (net/core/sock_reuseport.c:586 (discriminator 3)) [ 30.193839][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.193841][ C1] ? tcp_get_syncookie_mss (./include/net/net_namespace.h:422 (discriminator 7)) [ 30.193843][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.193845][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.193846][ C1] ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6)) [ 30.193849][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.193850][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.193852][ C1] ? tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167) [ 30.193854][ C1] tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167) [ 30.193856][ C1] tcp_v4_rcv_listen.constprop.0.isra.0 (net/ipv4/tcp_ipv4.c:1930) [ 30.193857][ C1] ? tcp_v4_fill_cb (net/ipv4/tcp_ipv4.c:2099) [ 30.193859][ C1] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2286) [ 30.193861][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.193862][ C1] ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7)) [ 30.193864][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.193866][ C1] ? ip_local_deliver_finish (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/ipv4/ip_input.c:240 (discriminator 2)) [ 30.193868][ C1] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207) [ 30.193869][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 30.193871][ C1] ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1)) [ 30.193873][ C1] ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 30.193874][ C1] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 30.193876][ C1] ? ip_protocol_deliver_rcu (net/ipv4/ip_input.c:213 (discriminator 42)) [ 30.193877][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.193879][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 30.193881][ C1] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 30.193882][ C1] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 30.193883][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.193886][ C1] ? ip_rcv_finish_core (net/ipv4/ip_input.c:390 (discriminator 3)) [ 30.193888][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.193889][ C1] ? perf_trace_rcu_grace_period_init (./include/trace/events/rcu.h:147 (discriminator 24) ./include/trace/events/rcu.h:147 (discriminator 24)) [ 30.193892][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 30.193893][ C1] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 30.193895][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.193896][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 30.193898][ C1] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 30.193899][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.193901][ C1] process_backlog (net/core/dev.c:6728) [ 30.193904][ C1] __napi_poll (net/core/dev.c:7787) [ 30.193905][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 30.193908][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.193909][ C1] ? __napi_poll (./include/net/gro.h:507) [ 30.193913][ C1] ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859) [ 30.193916][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 30.193918][ C1] handle_softirqs (kernel/softirq.c:645) [ 30.193920][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 30.193922][ C1] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 30.193924][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.193925][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 30.193926][ C1] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 30.193928][ C1] [ 30.193928][ C1] [ 30.193929][ C1] __local_bh_enable_ip (kernel/softirq.c:473) [ 30.193931][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 30.193934][ C1] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 30.193935][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.193937][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.193939][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.193940][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.193941][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 30.193943][ C1] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 30.193945][ C1] ? neigh_hh_output (./include/net/neighbour.h:525) [ 30.193947][ C1] ip_finish_output2 (./include/net/neighbour.h:558 net/ipv4/ip_output.c:236) [ 30.193949][ C1] ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504) [ 30.193951][ C1] ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41)) [ 30.193953][ C1] ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437) [ 30.193955][ C1] ? ip_finish_output (./include/linux/cgroup.h:915) [ 30.193956][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.193958][ C1] ? __ip_finish_output (./include/linux/skbuff.h:1165) [ 30.193959][ C1] ? ip4_dst_hoplimit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/route.h:397 (discriminator 2)) [ 30.193961][ C1] __ip_queue_xmit (./include/net/dst.h:470 (discriminator 4) net/ipv4/ip_output.c:131 (discriminator 4) net/ipv4/ip_output.c:533 (discriminator 4)) [ 30.193963][ C1] __tcp_transmit_skb (net/ipv4/tcp_output.c:1716) [ 30.193966][ C1] ? tcp_call_bpf (./include/net/tcp.h:2911) [ 30.193968][ C1] ? tcp_clone_payload (./include/linux/skbuff.h:1725) [ 30.193970][ C1] ? __tcp_select_window (./arch/x86/include/asm/atomic.h:23) [ 30.193972][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 30.193974][ C1] ? ktime_get (./include/linux/seqlock.h:75 (discriminator 6) kernel/time/timekeeping.c:1002 (discriminator 6)) [ 30.193976][ C1] ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1)) [ 30.193978][ C1] ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004) [ 30.193980][ C1] tcp_connect (net/ipv4/tcp_output.c:1734 net/ipv4/tcp_output.c:4383) [ 30.193982][ C1] tcp_v4_connect (net/ipv4/tcp_ipv4.c:345) [ 30.193985][ C1] ? established_get_first (net/ipv4/tcp_ipv4.c:2614 (discriminator 1)) [ 30.193986][ C1] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 30.193988][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.193990][ C1] __inet_stream_connect (net/ipv4/af_inet.c:690) [ 30.193992][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 30.193994][ C1] inet_stream_connect (net/ipv4/af_inet.c:761) [ 30.193996][ C1] __sys_connect (net/socket.c:2141 (discriminator 3) net/socket.c:2166 (discriminator 3) net/socket.c:2183 (discriminator 3)) [ 30.193997][ C1] ? do_fcntl (fs/fcntl.c:477) [ 30.194000][ C1] ? __sys_connect_file (net/socket.c:2141 (discriminator 3)) [ 30.194003][ C1] ? fdget_raw (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1214) [ 30.194005][ C1] __x64_sys_connect (net/socket.c:2189 net/socket.c:2186 net/socket.c:2186) [ 30.194007][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 30.194009][ C1] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 30.194010][ C1] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 30.194011][ C1] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 30.194013][ C1] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.194015][ C1] RIP: 0033:0x7fb442fbc54e [ 30.194018][ C1] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 30.194019][ C1] RSP: 002b:00007ffc78e3c830 EFLAGS: 00000202 ORIG_RAX: 000000000000002a [ 30.194022][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb442fbc54e [ 30.194023][ C1] RDX: 0000000000000010 RSI: 00007ffc78e3c8c0 RDI: 0000000000000005 [ 30.194024][ C1] RBP: 00007ffc78e3c840 R08: 0000000000000000 R09: 0000000000000000 [ 30.194024][ C1] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc78e3ca38 [ 30.194025][ C1] R13: 0000000000000005 R14: 00007fb44318d000 R15: 0000000000402e00 | [ 30.194042][ C1] softirqs last disabled at (23849): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 30.194044][ C1] Preemption disabled at: | [ 30.194044][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 30.194049][ C1] Tainted: [W]=WARN [ 30.194050][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.194050][ C1] Call Trace: [ 30.194051][ C1] [ 30.194051][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.194053][ C1] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) [ 30.194054][ C1] __might_resched.cold (kernel/sched/core.c:9234) [ 30.194057][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 30.194059][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.194061][ C1] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 30.194063][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 30.194064][ C1] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.194066][ C1] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 30.194068][ C1] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.194070][ C1] put_chars (drivers/char/virtio_console.c:1176) [ 30.194072][ C1] ? __send_to_port (drivers/char/virtio_console.c:654) [ 30.194074][ C1] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 30.194076][ C1] ? mark_usage (kernel/locking/lockdep.c:4658) [ 30.194078][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5208) [ 30.194080][ C1] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 30.194081][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.194083][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.194084][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.194086][ C1] console_emit_next_record (kernel/printk/printk.c:3183) [ 30.194088][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.194089][ C1] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 30.194090][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.194092][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.194094][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.194095][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.194096][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.194099][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.194100][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.194101][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.194102][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 30.194104][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.194106][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.194107][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 30.194109][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.194110][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.194113][ C1] _printk (kernel/printk/printk.c:2504) [ 30.194114][ C1] ? snapshot_read.cold (user.c:?) [ 30.194116][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 30.194117][ C1] ? idr_get_free (??:?) [ 30.194119][ C1] tcp_syn_flood_action.cold (net/ipv4/tcp_input.c:7562 (discriminator 3)) [ 30.194121][ C1] tcp_conn_request (net/ipv4/tcp_input.c:7659) [ 30.194123][ C1] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 30.194125][ C1] ? reuseport_select_sock (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/core/sock_reuseport.c:606 (discriminator 2)) [ 30.194126][ C1] ? reuseport_select_sock (net/core/sock_reuseport.c:586 (discriminator 3)) [ 30.194128][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.194130][ C1] ? tcp_get_syncookie_mss (./include/net/net_namespace.h:422 (discriminator 7)) [ 30.194132][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.194134][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.194135][ C1] ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6)) [ 30.194138][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.194139][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.194141][ C1] ? tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167) [ 30.194142][ C1] tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167) [ 30.194144][ C1] tcp_v4_rcv_listen.constprop.0.isra.0 (net/ipv4/tcp_ipv4.c:1930) [ 30.194146][ C1] ? tcp_v4_fill_cb (net/ipv4/tcp_ipv4.c:2099) [ 30.194147][ C1] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2286) [ 30.194149][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.194151][ C1] ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7)) [ 30.194153][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.194155][ C1] ? ip_local_deliver_finish (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/ipv4/ip_input.c:240 (discriminator 2)) [ 30.194156][ C1] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207) [ 30.194158][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 30.194160][ C1] ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1)) [ 30.194161][ C1] ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 30.194163][ C1] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 30.194164][ C1] ? ip_protocol_deliver_rcu (net/ipv4/ip_input.c:213 (discriminator 42)) [ 30.194166][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.194168][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 30.194169][ C1] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 30.194171][ C1] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 30.194172][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.194174][ C1] ? ip_rcv_finish_core (net/ipv4/ip_input.c:390 (discriminator 3)) [ 30.194175][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.194177][ C1] ? perf_trace_rcu_grace_period_init (./include/trace/events/rcu.h:147 (discriminator 24) ./include/trace/events/rcu.h:147 (discriminator 24)) [ 30.194178][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 30.194180][ C1] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 30.194181][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.194183][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 30.194185][ C1] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 30.194186][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.194188][ C1] process_backlog (net/core/dev.c:6728) [ 30.194191][ C1] __napi_poll (net/core/dev.c:7787) [ 30.194192][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 30.194195][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.194196][ C1] ? __napi_poll (./include/net/gro.h:507) [ 30.194200][ C1] ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859) [ 30.194202][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 30.194204][ C1] handle_softirqs (kernel/softirq.c:645) [ 30.194206][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 30.194207][ C1] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 30.194209][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.194210][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 30.194212][ C1] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 30.194214][ C1] [ 30.194214][ C1] [ 30.194215][ C1] __local_bh_enable_ip (kernel/softirq.c:473) [ 30.194216][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 30.194219][ C1] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 30.194221][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.194222][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.194224][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.194225][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.194226][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 30.194228][ C1] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 30.194229][ C1] ? neigh_hh_output (./include/net/neighbour.h:525) [ 30.194231][ C1] ip_finish_output2 (./include/net/neighbour.h:558 net/ipv4/ip_output.c:236) [ 30.194233][ C1] ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504) [ 30.194235][ C1] ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41)) [ 30.194237][ C1] ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437) [ 30.194239][ C1] ? ip_finish_output (./include/linux/cgroup.h:915) [ 30.194240][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.194242][ C1] ? __ip_finish_output (./include/linux/skbuff.h:1165) [ 30.194243][ C1] ? ip4_dst_hoplimit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/route.h:397 (discriminator 2)) [ 30.194245][ C1] __ip_queue_xmit (./include/net/dst.h:470 (discriminator 4) net/ipv4/ip_output.c:131 (discriminator 4) net/ipv4/ip_output.c:533 (discriminator 4)) [ 30.194247][ C1] __tcp_transmit_skb (net/ipv4/tcp_output.c:1716) [ 30.194250][ C1] ? tcp_call_bpf (./include/net/tcp.h:2911) [ 30.194251][ C1] ? tcp_clone_payload (./include/linux/skbuff.h:1725) [ 30.194253][ C1] ? __tcp_select_window (./arch/x86/include/asm/atomic.h:23) [ 30.194255][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 30.194257][ C1] ? ktime_get (./include/linux/seqlock.h:75 (discriminator 6) kernel/time/timekeeping.c:1002 (discriminator 6)) [ 30.194258][ C1] ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1)) [ 30.194259][ C1] ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004) [ 30.194261][ C1] tcp_connect (net/ipv4/tcp_output.c:1734 net/ipv4/tcp_output.c:4383) [ 30.194264][ C1] tcp_v4_connect (net/ipv4/tcp_ipv4.c:345) [ 30.194266][ C1] ? established_get_first (net/ipv4/tcp_ipv4.c:2614 (discriminator 1)) [ 30.194267][ C1] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 30.194269][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.194271][ C1] __inet_stream_connect (net/ipv4/af_inet.c:690) [ 30.194273][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 30.194275][ C1] inet_stream_connect (net/ipv4/af_inet.c:761) [ 30.194277][ C1] __sys_connect (net/socket.c:2141 (discriminator 3) net/socket.c:2166 (discriminator 3) net/socket.c:2183 (discriminator 3)) [ 30.194279][ C1] ? do_fcntl (fs/fcntl.c:477) [ 30.194280][ C1] ? __sys_connect_file (net/socket.c:2141 (discriminator 3)) [ 30.194283][ C1] ? fdget_raw (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1214) [ 30.194285][ C1] __x64_sys_connect (net/socket.c:2189 net/socket.c:2186 net/socket.c:2186) [ 30.194286][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 30.194288][ C1] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 30.194289][ C1] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 30.194291][ C1] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 30.194292][ C1] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.194294][ C1] RIP: 0033:0x7fb442fbc54e [ 30.194295][ C1] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 30.194296][ C1] RSP: 002b:00007ffc78e3c830 EFLAGS: 00000202 ORIG_RAX: 000000000000002a [ 30.194297][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb442fbc54e [ 30.194298][ C1] RDX: 0000000000000010 RSI: 00007ffc78e3c8c0 RDI: 0000000000000005 [ 30.194299][ C1] RBP: 00007ffc78e3c840 R08: 0000000000000000 R09: 0000000000000000 [ 30.194299][ C1] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc78e3ca38 [ 30.194300][ C1] R13: 0000000000000005 R14: 00007fb44318d000 R15: 0000000000402e00 | [ 31.204167][ C2] softirqs last disabled at (23849): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 31.204171][ C2] Preemption disabled at: | [ 31.204172][ C2] __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 31.204181][ C2] Tainted: [W]=WARN [ 31.204182][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.204184][ C2] Call Trace: [ 31.204185][ C2] [ 31.204187][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.204191][ C2] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) [ 31.204193][ C2] __might_resched.cold (kernel/sched/core.c:9234) [ 31.204197][ C2] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.204199][ C2] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 31.204201][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204204][ C2] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 31.204208][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.204211][ C2] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.204215][ C2] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 31.204217][ C2] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.204219][ C2] put_chars (drivers/char/virtio_console.c:1176) [ 31.204221][ C2] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 31.204222][ C2] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.204224][ C2] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 31.204226][ C2] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.204230][ C2] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.204231][ C2] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 31.204233][ C2] ? vsnprintf (lib/vsprintf.c:2900) [ 31.204237][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.204239][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204240][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.204243][ C2] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.204245][ C2] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.204246][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204247][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204248][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204249][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.204251][ C2] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 31.204253][ C2] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.204254][ C2] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.204256][ C2] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.204258][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.204259][ C2] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.204260][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204261][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.204263][ C2] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 31.204265][ C2] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 31.204266][ C2] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.204268][ C2] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.204270][ C2] vprintk_emit (kernel/printk/printk.c:2479) [ 31.204271][ C2] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.204273][ C2] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 31.204274][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204276][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.204278][ C2] _printk (kernel/printk/printk.c:2504) [ 31.204281][ C2] ? snapshot_read.cold (user.c:?) [ 31.204282][ C2] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 31.204285][ C2] ? idr_get_free (??:?) [ 31.204287][ C2] tcp_syn_flood_action.cold (net/ipv4/tcp_input.c:7562 (discriminator 3)) [ 31.204290][ C2] tcp_conn_request (net/ipv4/tcp_input.c:7659) [ 31.204294][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204295][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.204297][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204298][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.204300][ C2] ? reuseport_select_sock (net/core/sock_reuseport.c:586 (discriminator 3)) [ 31.204303][ C2] ? tcp_get_syncookie_mss (./include/net/net_namespace.h:422 (discriminator 7)) [ 31.204306][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204308][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204309][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.204311][ C2] ? tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167) [ 31.204313][ C2] tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167) [ 31.204315][ C2] tcp_v4_rcv_listen.constprop.0.isra.0 (net/ipv4/tcp_ipv4.c:1930) [ 31.204317][ C2] ? tcp_v4_fill_cb (net/ipv4/tcp_ipv4.c:2099) [ 31.204318][ C2] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2286) [ 31.204321][ C2] ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7)) [ 31.204324][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204326][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 31.204330][ C2] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207) [ 31.204334][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 31.204336][ C2] ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1)) [ 31.204338][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.204340][ C2] ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 31.204342][ C2] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 31.204344][ C2] ? ip_protocol_deliver_rcu (net/ipv4/ip_input.c:213 (discriminator 42)) [ 31.204345][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204346][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 31.204348][ C2] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 31.204349][ C2] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 31.204351][ C2] ? tcp_connect (net/ipv4/tcp_output.c:1734 net/ipv4/tcp_output.c:4383) [ 31.204352][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204354][ C2] ? ip_rcv_finish_core (net/ipv4/ip_input.c:390 (discriminator 3)) [ 31.204356][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 31.204357][ C2] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 31.204359][ C2] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 31.204361][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204362][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204364][ C2] process_backlog (net/core/dev.c:6728) [ 31.204366][ C2] __napi_poll (net/core/dev.c:7787) [ 31.204369][ C2] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 31.204371][ C2] ? __napi_poll (./include/net/gro.h:507) [ 31.204373][ C2] ? rcu_report_qs_rnp (kernel/rcu/tree.c:2396) [ 31.204375][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204377][ C2] ? clockevents_program_event (kernel/time/clockevents.c:372) [ 31.204380][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204381][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204383][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204384][ C2] handle_softirqs (kernel/softirq.c:645) [ 31.204386][ C2] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 31.204388][ C2] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 31.204389][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.204391][ C2] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 31.204393][ C2] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 31.204395][ C2] [ 31.204395][ C2] [ 31.204396][ C2] __local_bh_enable_ip (kernel/softirq.c:473) [ 31.204398][ C2] __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 31.204401][ C2] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 31.204403][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204404][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.204405][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204407][ C2] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 31.204409][ C2] ? neigh_hh_output (./include/net/neighbour.h:525) [ 31.204412][ C2] ip_finish_output2 (./include/net/neighbour.h:558 net/ipv4/ip_output.c:236) [ 31.204413][ C2] ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:850 ./include/net/ip.h:475) [ 31.204415][ C2] ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504) [ 31.204416][ C2] ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41)) [ 31.204418][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204420][ C2] ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437) [ 31.204422][ C2] ? ip_finish_output (./include/linux/cgroup.h:915) [ 31.204423][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.204425][ C2] ? __ip_finish_output (./include/linux/skbuff.h:1165) [ 31.204426][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.204428][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204429][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.204431][ C2] __ip_queue_xmit (./include/net/dst.h:470 (discriminator 4) net/ipv4/ip_output.c:131 (discriminator 4) net/ipv4/ip_output.c:533 (discriminator 4)) [ 31.204433][ C2] __tcp_transmit_skb (net/ipv4/tcp_output.c:1716) [ 31.204436][ C2] ? tcp_call_bpf (./include/net/tcp.h:2911) [ 31.204438][ C2] ? tcp_clone_payload (./include/linux/skbuff.h:1725) [ 31.204440][ C2] ? __tcp_select_window (./arch/x86/include/asm/atomic.h:23) [ 31.204442][ C2] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 31.204445][ C2] ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1)) [ 31.204447][ C2] ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004) [ 31.204455][ C2] tcp_connect (net/ipv4/tcp_output.c:1734 net/ipv4/tcp_output.c:4383) [ 31.204458][ C2] tcp_v4_connect (net/ipv4/tcp_ipv4.c:345) [ 31.204460][ C2] ? established_get_first (net/ipv4/tcp_ipv4.c:2614 (discriminator 1)) [ 31.204462][ C2] ? lockdep_init_map_type (kernel/locking/lockdep.c:4989) [ 31.204463][ C2] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 31.204465][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.204467][ C2] __inet_stream_connect (net/ipv4/af_inet.c:690) [ 31.204470][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.204472][ C2] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 31.204473][ C2] inet_stream_connect (net/ipv4/af_inet.c:761) [ 31.204475][ C2] __sys_connect (net/socket.c:2141 (discriminator 3) net/socket.c:2166 (discriminator 3) net/socket.c:2183 (discriminator 3)) [ 31.204479][ C2] ? do_fcntl (fs/fcntl.c:477) [ 31.204482][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.204483][ C2] ? __sys_connect_file (net/socket.c:2141 (discriminator 3)) [ 31.204486][ C2] ? fdget_raw (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1214) [ 31.204488][ C2] __x64_sys_connect (net/socket.c:2189 net/socket.c:2186 net/socket.c:2186) [ 31.204490][ C2] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 31.204491][ C2] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 31.204493][ C2] ? irq_exit_rcu (kernel/softirq.c:786) [ 31.204495][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.204497][ C2] RIP: 0033:0x7fb442fbc54e [ 31.204500][ C2] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 31.204502][ C2] RSP: 002b:00007ffc78e3c830 EFLAGS: 00000202 ORIG_RAX: 000000000000002a [ 31.204506][ C2] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb442fbc54e [ 31.204507][ C2] RDX: 0000000000000010 RSI: 00007ffc78e3c8c0 RDI: 0000000000000005 [ 31.204508][ C2] RBP: 00007ffc78e3c840 R08: 0000000000000000 R09: 0000000000000000 [ 31.204509][ C2] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc78e3ca38 [ 31.204509][ C2] R13: 0000000000000005 R14: 00007fb44318d000 R15: 0000000000402e00 | [ 83.509143][ T1041] softirqs last disabled at (0): 0x0 | [ 83.509145][ T1041] Preemption disabled at: | [ 83.509146][ T1041] vprintk_emit (kernel/printk/printk.c:2471) | [ 83.509156][ T1041] Tainted: [W]=WARN [ 83.509157][ T1041] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.509158][ T1041] Call Trace: [ 83.509160][ T1041] [ 83.509161][ T1041] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 83.509165][ T1041] ? vprintk_emit (kernel/printk/printk.c:2471) [ 83.509167][ T1041] __might_resched.cold (kernel/sched/core.c:9234) [ 83.509171][ T1041] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 83.509173][ T1041] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.509177][ T1041] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 83.509180][ T1041] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 83.509183][ T1041] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 83.509188][ T1041] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 83.509190][ T1041] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 83.509192][ T1041] put_chars (drivers/char/virtio_console.c:1176) [ 83.509194][ T1041] ? __send_to_port (drivers/char/virtio_console.c:654) [ 83.509196][ T1041] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 83.509198][ T1041] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 83.509202][ T1041] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 83.509203][ T1041] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.509204][ T1041] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.509206][ T1041] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 83.509208][ T1041] console_emit_next_record (kernel/printk/printk.c:3183) [ 83.509211][ T1041] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 83.509212][ T1041] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.509213][ T1041] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.509214][ T1041] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.509215][ T1041] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 83.509217][ T1041] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 83.509218][ T1041] console_flush_one_record (kernel/printk/printk.c:3268) [ 83.509220][ T1041] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 83.509222][ T1041] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 83.509224][ T1041] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 83.509225][ T1041] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 83.509226][ T1041] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.509227][ T1041] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 83.509229][ T1041] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 83.509231][ T1041] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 83.509232][ T1041] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 83.509235][ T1041] ? vprintk_emit (kernel/printk/printk.c:2478) [ 83.509236][ T1041] vprintk_emit (kernel/printk/printk.c:2479) [ 83.509238][ T1041] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 83.509240][ T1041] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 83.509244][ T1041] ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc [ 83.509246][ T1041] _printk (kernel/printk/printk.c:2504) [ 83.509249][ T1041] ? snapshot_read.cold (user.c:?) [ 83.509251][ T1041] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 83.509252][ T1041] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 83.509255][ T1041] ? __mutex_unlock_slowpath (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:4480 kernel/locking/mutex.c:1021) [ 83.509257][ T1041] br_init (bridge.mod.c:?) bridge [ 83.509271][ T1041] do_one_initcall (init/main.c:1357) [ 83.509273][ T1041] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 83.509276][ T1041] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 83.509278][ T1041] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 83.509281][ T1041] do_init_module (kernel/module/main.c:3117) [ 83.509283][ T1041] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 83.509284][ T1041] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 83.509287][ T1041] load_module (kernel/module/main.c:3593) [ 83.509290][ T1041] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 83.509292][ T1041] ? backing_file_read_iter (fs/backing-file.c:211) [ 83.509295][ T1041] init_module_from_file (kernel/module/main.c:3790) [ 83.509297][ T1041] ? __ia32_sys_init_module (kernel/module/main.c:3647) [ 83.509299][ T1041] ? ovl_mmap (fs/overlayfs/file.c:477) [ 83.509303][ T1041] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 83.509305][ T1041] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.509306][ T1041] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 83.509308][ T1041] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 83.509310][ T1041] idempotent_init_module (kernel/module/main.c:3802) [ 83.509312][ T1041] ? init_module_from_file (kernel/module/main.c:3791) [ 83.509314][ T1041] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.509315][ T1041] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 83.509318][ T1041] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 83.509319][ T1041] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 83.509323][ T1041] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 83.509327][ T1041] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 83.509331][ T1041] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.509334][ T1041] RIP: 0033:0x7ff123b8737d [ 83.509336][ T1041] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 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 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa85 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa5b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 83.509338][ T1041] RSP: 002b:00007fff1992c2d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 83.509341][ T1041] RAX: ffffffffffffffda RBX: 000055b357c8e810 RCX: 00007ff123b8737d [ 83.509343][ T1041] RDX: 0000000000000000 RSI: 000055b31e021ffd RDI: 0000000000000002 [ 83.509344][ T1041] RBP: 00007fff1992c370 R08: 0000000000000000 R09: 0000000000000000 [ 83.509345][ T1041] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b31e021ffd [ 83.509345][ T1041] R13: 000055b357c8e9c0 R14: 0000000000040000 R15: 0000000000000000 | [ 89.518795][ T1066] softirqs last disabled at (0): 0x0 | [ 89.518797][ T1066] Preemption disabled at: | [ 89.518798][ T1066] 0x0 | [ 89.518806][ T1066] Tainted: [W]=WARN [ 89.518807][ T1066] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.518809][ T1066] Call Trace: [ 89.518810][ T1066] [ 89.518811][ T1066] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 89.518816][ T1066] __might_resched.cold (kernel/sched/core.c:9234) [ 89.518820][ T1066] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 89.518823][ T1066] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.518827][ T1066] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 89.518830][ T1066] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 89.518833][ T1066] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 89.518838][ T1066] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 89.518840][ T1066] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 89.518842][ T1066] put_chars (drivers/char/virtio_console.c:1176) [ 89.518849][ T1066] ? __send_to_port (drivers/char/virtio_console.c:654) [ 89.518851][ T1066] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 89.518853][ T1066] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 89.518856][ T1066] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 89.518860][ T1066] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 89.518861][ T1066] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 89.518863][ T1066] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 89.518865][ T1066] console_emit_next_record (kernel/printk/printk.c:3183) [ 89.518868][ T1066] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 89.518869][ T1066] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.518870][ T1066] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.518871][ T1066] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.518873][ T1066] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 89.518875][ T1066] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 89.518876][ T1066] console_flush_one_record (kernel/printk/printk.c:3268) [ 89.518878][ T1066] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 89.518880][ T1066] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 89.518881][ T1066] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 89.518883][ T1066] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 89.518884][ T1066] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.518885][ T1066] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 89.518887][ T1066] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 89.518888][ T1066] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 89.518890][ T1066] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 89.518892][ T1066] ? vprintk_emit (kernel/printk/printk.c:2478) [ 89.518894][ T1066] vprintk_emit (kernel/printk/printk.c:2479) [ 89.518896][ T1066] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 89.518898][ T1066] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 89.518900][ T1066] ? forget_original_parent (kernel/exit.c:635 kernel/exit.c:740) [ 89.518902][ T1066] _printk (kernel/printk/printk.c:2504) [ 89.518905][ T1066] ? snapshot_read.cold (user.c:?) [ 89.518906][ T1066] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 89.518908][ T1066] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 89.518910][ T1066] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 89.518913][ T1066] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 89.518915][ T1066] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 89.518917][ T1066] ? exit_notify (kernel/exit.c:780) [ 89.518919][ T1066] ? posixtimer_sig_unignore.isra.0 (kernel/signal.c:1971 (discriminator 3)) [ 89.518922][ T1066] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.518923][ T1066] do_group_exit (kernel/exit.c:1151) [ 89.518925][ T1066] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 89.518927][ T1066] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 89.518929][ T1066] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 89.518933][ T1066] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 89.518935][ T1066] RIP: 0033:0x7f42e58a91b8 [ 89.518937][ T1066] Code: Unable to access opcode bytes at 0x7f42e58a918e. Code starting with the faulting instruction =========================================== [ 89.518938][ T1066] RSP: 002b:00007fffb6bd1c98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 89.518942][ T1066] RAX: ffffffffffffffda RBX: 00007f42e59d9f88 RCX: 00007f42e58a91b8 [ 89.518943][ T1066] RDX: 00007f42e57e6a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 89.518944][ T1066] RBP: 00007fffb6bd1cf0 R08: 0000000000000000 R09: 0000000000000000 [ 89.518945][ T1066] R10: 00007fffb6bd1b30 R11: 0000000000000246 R12: 0000000000000001 [ 89.518945][ T1066] R13: 0000000000000000 R14: 00007f42e59d8680 R15: 00007f42e59d9fa0 | [ 95.308324][ T71] softirqs last disabled at (6064): instance_destroy_work (./include/linux/spinlock.h:353 net/netfilter/nfnetlink_queue.c:540 net/netfilter/nfnetlink_queue.c:198) nfnetlink_queue | [ 95.308328][ T71] Preemption disabled at: | [ 95.308329][ T71] 0x0 | [ 95.308340][ T71] Tainted: [W]=WARN [ 95.308341][ T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 95.308343][ T71] Workqueue: netns cleanup_net [ 95.308349][ T71] Call Trace: [ 95.308351][ T71] [ 95.308353][ T71] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 95.308358][ T71] __might_resched.cold (kernel/sched/core.c:9234) [ 95.308362][ T71] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 95.308365][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 95.308369][ T71] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 95.308372][ T71] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 95.308375][ T71] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 95.308379][ T71] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 95.308381][ T71] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 95.308383][ T71] put_chars (drivers/char/virtio_console.c:1176) [ 95.308385][ T71] ? __send_to_port (drivers/char/virtio_console.c:654) [ 95.308386][ T71] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 95.308389][ T71] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 95.308391][ T71] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 95.308395][ T71] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 95.308396][ T71] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 95.308398][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 95.308401][ T71] console_emit_next_record (kernel/printk/printk.c:3183) [ 95.308403][ T71] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 95.308404][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 95.308406][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 95.308407][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 95.308408][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 95.308410][ T71] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 95.308411][ T71] console_flush_one_record (kernel/printk/printk.c:3268) [ 95.308413][ T71] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 95.308415][ T71] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 95.308416][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 95.308418][ T71] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 95.308419][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 95.308420][ T71] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 95.308422][ T71] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 95.308424][ T71] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 95.308425][ T71] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 95.308428][ T71] ? vprintk_emit (kernel/printk/printk.c:2478) [ 95.308429][ T71] vprintk_emit (kernel/printk/printk.c:2479) [ 95.308432][ T71] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 95.308434][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 95.308435][ T71] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.308438][ T71] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 95.308439][ T71] _printk (kernel/printk/printk.c:2504) [ 95.308442][ T71] ? snapshot_read.cold (user.c:?) [ 95.308444][ T71] ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792) [ 95.308448][ T71] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 95.308461][ T71] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge [ 95.308469][ T71] br_device_event (net/bridge/br.c:111) bridge [ 95.308477][ T71] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 95.308479][ T71] ? _sub_I_65535_1+0x4d0/0x4d0 stp [ 95.308481][ T71] ? nfqnl_dev_drop (./include/linux/rcupdate.h:850 net/netfilter/nfnetlink_queue.c:1533) nfnetlink_queue [ 95.308483][ T71] ? nfqnl_dev_drop (net/netfilter/nfnetlink_queue.c:541 net/netfilter/nfnetlink_queue.c:1540) nfnetlink_queue [ 95.308485][ T71] notifier_call_chain (kernel/notifier.c:85) [ 95.308488][ T71] netif_close_many (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:1829) [ 95.308492][ T71] ? trace_kfree (./include/trace/events/kmem.h:97 (discriminator 22)) [ 95.308493][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 95.308495][ T71] ? __dev_close_many (net/core/dev.c:1804) [ 95.308497][ T71] ? netif_close_many_and_unlock (net/core/dev.c:12411) [ 95.308499][ T71] unregister_netdevice_many_notify (net/core/dev.c:12487) [ 95.308502][ T71] ? ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 95.308504][ T71] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 95.308506][ T71] ? kthread (kernel/kthread.c:436) [ 95.308508][ T71] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 95.308511][ T71] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 95.308513][ T71] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 95.308516][ T71] ? get_rps_cpu (net/core/dev.c:5240) [ 95.308518][ T71] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 95.308520][ T71] ? generic_xdp_install (./include/linux/netdevice.h:5716 (discriminator 3)) [ 95.308522][ T71] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 95.308524][ T71] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 95.308526][ T71] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:154 (discriminator 1) net/ipv4/nexthop.c:4172 (discriminator 1)) [ 95.308529][ T71] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 95.308531][ T71] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 95.308533][ T71] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 95.308535][ T71] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 95.308537][ T71] cleanup_net (net/core/net_namespace.c:706) [ 95.308539][ T71] ? net_passive_dec (./include/linux/llist.h:241) [ 95.308541][ T71] ? update_load_avg (kernel/sched/fair.c:5864) [ 95.308543][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 95.308545][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 95.308547][ T71] process_one_work (kernel/workqueue.c:3387) [ 95.308549][ T71] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 95.308550][ T71] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 95.308553][ T71] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 95.308555][ T71] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 95.308557][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 95.308558][ T71] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 95.308560][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 95.308562][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 95.308563][ T71] kthread (kernel/kthread.c:436) [ 95.308564][ T71] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 95.308566][ T71] ? kthread_affine_preferred (kernel/kthread.c:857) [ 95.308568][ T71] ret_from_fork (arch/x86/kernel/process.c:158) [ 95.308570][ T71] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 95.308572][ T71] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 95.308575][ T71] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record instance_destroy_work:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print do_softirq:__dev_queue_xmit:dump_stack_lvl:__kmalloc_noprof:put_chars mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable