====================================== | [ 10.703865][ T173] softirqs last disabled at (78993): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 10.703868][ T173] Preemption disabled at: | [ 10.703869][ T173] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.703880][ T173] Tainted: [W]=WARN [ 10.703881][ T173] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.703883][ T173] Call Trace: [ 10.703885][ T173] [ 10.703887][ T173] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.703893][ T173] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.703895][ T173] __might_resched.cold (kernel/sched/core.c:9234) [ 10.703900][ T173] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.703904][ 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) [ 10.703911][ 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)) [ 10.703914][ T173] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.703922][ 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) [ 10.703926][ T173] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.703930][ T173] put_chars (drivers/char/virtio_console.c:1176) [ 10.703939][ T173] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.703941][ T173] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.703947][ T173] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.703951][ T173] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.703958][ T173] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.703962][ T173] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.703970][ T173] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.703974][ T173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.703981][ T173] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.703987][ T173] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.703989][ 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)) [ 10.703994][ T173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.703998][ T173] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.704005][ T173] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.704011][ T173] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.704013][ T173] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.704022][ T173] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.704026][ T173] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.704028][ T173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.704031][ T173] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.704038][ T173] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.704040][ T173] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.704045][ T173] vprintk_emit (kernel/printk/printk.c:2479) [ 10.704050][ T173] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.704052][ T173] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 10.704060][ T173] ? lookup_object_or_alloc.part.0 (lib/debugobjects.c:696) [ 10.704069][ T173] _printk (kernel/printk/printk.c:2504) [ 10.704074][ T173] ? snapshot_read.cold (user.c:?) [ 10.704079][ T173] ? lockdep_init_map_type (kernel/locking/lockdep.c:4989) [ 10.704084][ T173] ? __rhashtable_init_noprof (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 lib/rhashtable.c:1224) [ 10.704092][ T173] sctp_init (net/sctp/sm_statetable.c:1037 net/sctp/sm_statetable.c:73) sctp [ 10.704123][ T173] ? udp_tunnel_nic_cleanup_module (net/ipv4/udp_tunnel_core.c:237) udp_tunnel [ 10.704127][ T173] do_one_initcall (init/main.c:1357) [ 10.704132][ T173] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 10.704140][ T173] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 10.704143][ T173] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 10.704150][ T173] do_init_module (kernel/module/main.c:3117) [ 10.704156][ T173] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 10.704160][ T173] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 10.704164][ T173] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 10.704171][ T173] load_module (kernel/module/main.c:3593) [ 10.704184][ T173] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 10.704192][ T173] ? backing_file_read_iter (fs/backing-file.c:211) [ 10.704197][ T173] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.704202][ T173] init_module_from_file (kernel/module/main.c:3790) [ 10.704207][ T173] ? __ia32_sys_init_module (kernel/module/main.c:3647) [ 10.704221][ T173] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.704227][ 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) [ 10.704232][ T173] idempotent_init_module (kernel/module/main.c:3802) [ 10.704237][ T173] ? init_module_from_file (kernel/module/main.c:3791) [ 10.704247][ T173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.704250][ T173] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.704258][ T173] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 10.704261][ T173] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.704266][ T173] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.704269][ T173] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.704273][ T173] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.704277][ T173] RIP: 0033:0x7fb433c3b37d [ 10.704282][ 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 [ 10.704285][ T173] RSP: 002b:00007ffc857bb9d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.704288][ T173] RAX: ffffffffffffffda RBX: 000055e1349d49c0 RCX: 00007fb433c3b37d [ 10.704290][ T173] RDX: 0000000000000000 RSI: 000055e11285effd RDI: 0000000000000007 [ 10.704291][ T173] RBP: 00007ffc857bba70 R08: 0000000000000000 R09: 0000000000000000 [ 10.704293][ T173] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e11285effd [ 10.704294][ T173] R13: 000055e1349d4ae0 R14: 0000000000040000 R15: 0000000000000000 | [ 32.090331][ C0] | [ 32.090332][ C0] | [ 32.090332][ C0] stack backtrace: | [ 32.090338][ C0] Tainted: [W]=WARN [ 32.090339][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.090341][ C0] Call Trace: [ 32.090342][ C0] [ 32.090344][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.090347][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 32.090349][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 32.090353][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 32.090355][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 32.090357][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 32.090359][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.090361][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 32.090363][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.090366][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.090368][ C0] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 32.090369][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 32.090370][ C0] console_emit_next_record (kernel/printk/printk.c:3177) [ 32.090372][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.090373][ C0] ? 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)) [ 32.090374][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.090376][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.090378][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.090379][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.090381][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.090383][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.090384][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.090385][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.090387][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 32.090389][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.090391][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.090393][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 32.090395][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.090396][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.090398][ C0] _printk (kernel/printk/printk.c:2504) [ 32.090400][ C0] ? snapshot_read.cold (user.c:?) [ 32.090402][ C0] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 32.090405][ C0] ? idr_get_free (??:?) [ 32.090407][ C0] tcp_syn_flood_action.cold (net/ipv4/tcp_input.c:7562 (discriminator 3)) [ 32.090409][ C0] tcp_conn_request (net/ipv4/tcp_input.c:7659) [ 32.090411][ C0] ? 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)) [ 32.090414][ C0] ? reuseport_select_sock (net/core/sock_reuseport.c:586 (discriminator 3)) [ 32.090416][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.090418][ C0] ? tcp_get_syncookie_mss (./include/net/net_namespace.h:422 (discriminator 7)) [ 32.090420][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.090422][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.090423][ C0] ? 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)) [ 32.090426][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.090427][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.090429][ C0] ? tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167) [ 32.090431][ C0] tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167) [ 32.090433][ C0] tcp_v4_rcv_listen.constprop.0.isra.0 (net/ipv4/tcp_ipv4.c:1930) [ 32.090434][ C0] ? tcp_v4_fill_cb (net/ipv4/tcp_ipv4.c:2099) [ 32.090436][ C0] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2286) [ 32.090438][ C0] ? mark_usage (kernel/locking/lockdep.c:4690) [ 32.090440][ C0] ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7)) [ 32.090442][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.090444][ C0] ? 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)) [ 32.090446][ C0] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207) [ 32.090448][ C0] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 32.090449][ C0] ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1)) [ 32.090451][ C0] ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 32.090452][ C0] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 32.090454][ C0] ? ip_protocol_deliver_rcu (net/ipv4/ip_input.c:213 (discriminator 42)) [ 32.090455][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.090458][ C0] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 32.090459][ C0] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 32.090461][ C0] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 32.090462][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.090463][ C0] ? ip_rcv_finish_core (net/ipv4/ip_input.c:390 (discriminator 3)) [ 32.090465][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.090467][ C0] ? perf_trace_rcu_grace_period_init (./include/trace/events/rcu.h:147 (discriminator 24) ./include/trace/events/rcu.h:147 (discriminator 24)) [ 32.090469][ C0] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 32.090471][ C0] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 32.090473][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.090474][ C0] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 32.090476][ C0] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 32.090478][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.090480][ C0] process_backlog (net/core/dev.c:6728) [ 32.090482][ C0] __napi_poll (net/core/dev.c:7787) [ 32.090484][ C0] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 32.090487][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.090488][ C0] ? __napi_poll (./include/net/gro.h:507) [ 32.090492][ C0] ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859) [ 32.090495][ C0] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 32.090497][ C0] handle_softirqs (kernel/softirq.c:645) [ 32.090500][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 32.090501][ C0] ? 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) [ 32.090503][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.090505][ C0] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 32.090506][ C0] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 32.090508][ C0] [ 32.090509][ C0] [ 32.090509][ C0] __local_bh_enable_ip (kernel/softirq.c:473) [ 32.090511][ C0] __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)) [ 32.090514][ C0] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 32.090516][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.090517][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 32.090519][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.090521][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.090522][ C0] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 32.090524][ C0] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 32.090527][ C0] ? neigh_hh_output (./include/net/neighbour.h:525) [ 32.090529][ C0] ip_finish_output2 (./include/net/neighbour.h:558 net/ipv4/ip_output.c:236) [ 32.090531][ C0] ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504) [ 32.090533][ C0] ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41)) [ 32.090535][ C0] ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437) [ 32.090537][ C0] ? ip_finish_output (./include/linux/cgroup.h:915) [ 32.090538][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 32.090540][ C0] ? __ip_finish_output (./include/linux/skbuff.h:1165) [ 32.090542][ C0] ? ip4_dst_hoplimit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/route.h:397 (discriminator 2)) [ 32.090544][ C0] __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)) [ 32.090546][ C0] __tcp_transmit_skb (net/ipv4/tcp_output.c:1716) [ 32.090549][ C0] ? tcp_call_bpf (./include/net/tcp.h:2911) [ 32.090551][ C0] ? tcp_clone_payload (./include/linux/skbuff.h:1725) [ 32.090553][ C0] ? __tcp_select_window (./arch/x86/include/asm/atomic.h:23) [ 32.090555][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 32.090557][ C0] ? ktime_get (./include/linux/seqlock.h:75 (discriminator 6) kernel/time/timekeeping.c:1002 (discriminator 6)) [ 32.090559][ C0] ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1)) [ 32.090561][ C0] ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004) [ 32.090563][ C0] tcp_connect (net/ipv4/tcp_output.c:1734 net/ipv4/tcp_output.c:4383) [ 32.090566][ C0] tcp_v4_connect (net/ipv4/tcp_ipv4.c:345) [ 32.090568][ C0] ? established_get_first (net/ipv4/tcp_ipv4.c:2614 (discriminator 1)) [ 32.090570][ C0] ? 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) [ 32.090572][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 32.090574][ C0] __inet_stream_connect (net/ipv4/af_inet.c:690) [ 32.090576][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 32.090578][ C0] inet_stream_connect (net/ipv4/af_inet.c:761) [ 32.090580][ C0] __sys_connect (net/socket.c:2141 (discriminator 3) net/socket.c:2166 (discriminator 3) net/socket.c:2183 (discriminator 3)) [ 32.090581][ C0] ? do_fcntl (fs/fcntl.c:477) [ 32.090585][ C0] ? __sys_connect_file (net/socket.c:2141 (discriminator 3)) [ 32.090588][ C0] ? fdget_raw (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1214) [ 32.090590][ C0] __x64_sys_connect (net/socket.c:2189 net/socket.c:2186 net/socket.c:2186) [ 32.090592][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 32.090593][ C0] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 32.090595][ C0] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.090596][ C0] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.090598][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.090600][ C0] RIP: 0033:0x7fe51977254e [ 32.090604][ C0] 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 [ 32.090605][ C0] RSP: 002b:00007ffd0b095570 EFLAGS: 00000202 ORIG_RAX: 000000000000002a [ 32.090608][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe51977254e [ 32.090609][ C0] RDX: 0000000000000010 RSI: 00007ffd0b095600 RDI: 0000000000000005 [ 32.090610][ C0] RBP: 00007ffd0b095580 R08: 0000000000000000 R09: 0000000000000000 [ 32.090611][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd0b095778 [ 32.090612][ C0] R13: 0000000000000005 R14: 00007fe519943000 R15: 0000000000402e00 | [ 32.090630][ C0] softirqs last disabled at (216533): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 32.090632][ C0] Preemption disabled at: | [ 32.090632][ C0] __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)) | [ 32.090637][ C0] Tainted: [W]=WARN [ 32.090638][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.090638][ C0] Call Trace: [ 32.090639][ C0] [ 32.090639][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.090641][ C0] ? __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)) [ 32.090642][ C0] __might_resched.cold (kernel/sched/core.c:9234) [ 32.090645][ C0] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.090648][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.090649][ C0] __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)) [ 32.090651][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.090653][ C0] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.090655][ C0] ? 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) [ 32.090656][ C0] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.090658][ C0] put_chars (drivers/char/virtio_console.c:1176) [ 32.090660][ C0] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.090663][ C0] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.090665][ C0] ? mark_usage (kernel/locking/lockdep.c:4658) [ 32.090667][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5208) [ 32.090669][ C0] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.090670][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.090672][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.090673][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.090676][ C0] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.090677][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.090678][ C0] ? 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)) [ 32.090680][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.090681][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.090683][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.090685][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.090686][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.090688][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.090689][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.090690][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.090692][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 32.090694][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.090695][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.090697][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 32.090699][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.090700][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.090702][ C0] _printk (kernel/printk/printk.c:2504) [ 32.090704][ C0] ? snapshot_read.cold (user.c:?) [ 32.090705][ C0] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 32.090707][ C0] ? idr_get_free (??:?) [ 32.090709][ C0] tcp_syn_flood_action.cold (net/ipv4/tcp_input.c:7562 (discriminator 3)) [ 32.090711][ C0] tcp_conn_request (net/ipv4/tcp_input.c:7659) [ 32.090713][ C0] ? 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)) [ 32.090715][ C0] ? reuseport_select_sock (net/core/sock_reuseport.c:586 (discriminator 3)) [ 32.090717][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.090719][ C0] ? tcp_get_syncookie_mss (./include/net/net_namespace.h:422 (discriminator 7)) [ 32.090721][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.090723][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.090724][ C0] ? 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)) [ 32.090727][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.090728][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.090730][ C0] ? tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167) [ 32.090732][ C0] tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167) [ 32.090734][ C0] tcp_v4_rcv_listen.constprop.0.isra.0 (net/ipv4/tcp_ipv4.c:1930) [ 32.090735][ C0] ? tcp_v4_fill_cb (net/ipv4/tcp_ipv4.c:2099) [ 32.090736][ C0] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2286) [ 32.090739][ C0] ? mark_usage (kernel/locking/lockdep.c:4690) [ 32.090740][ C0] ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7)) [ 32.090742][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.090744][ C0] ? 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)) [ 32.090746][ C0] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207) [ 32.090747][ C0] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 32.090749][ C0] ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1)) [ 32.090751][ C0] ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 32.090752][ C0] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 32.090754][ C0] ? ip_protocol_deliver_rcu (net/ipv4/ip_input.c:213 (discriminator 42)) [ 32.090755][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.090757][ C0] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 32.090759][ C0] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 32.090760][ C0] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 32.090762][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.090763][ C0] ? ip_rcv_finish_core (net/ipv4/ip_input.c:390 (discriminator 3)) [ 32.090764][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.090766][ C0] ? perf_trace_rcu_grace_period_init (./include/trace/events/rcu.h:147 (discriminator 24) ./include/trace/events/rcu.h:147 (discriminator 24)) [ 32.090768][ C0] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 32.090769][ C0] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 32.090771][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.090773][ C0] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 32.090774][ C0] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 32.090776][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.090778][ C0] process_backlog (net/core/dev.c:6728) [ 32.090781][ C0] __napi_poll (net/core/dev.c:7787) [ 32.090782][ C0] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 32.090785][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.090787][ C0] ? __napi_poll (./include/net/gro.h:507) [ 32.090790][ C0] ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859) [ 32.090792][ C0] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 32.090794][ C0] handle_softirqs (kernel/softirq.c:645) [ 32.090796][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 32.090798][ C0] ? 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) [ 32.090800][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.090801][ C0] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 32.090803][ C0] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 32.090804][ C0] [ 32.090805][ C0] [ 32.090805][ C0] __local_bh_enable_ip (kernel/softirq.c:473) [ 32.090807][ C0] __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)) [ 32.090810][ C0] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 32.090812][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.090813][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 32.090815][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.090816][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.090818][ C0] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 32.090819][ C0] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 32.090821][ C0] ? neigh_hh_output (./include/net/neighbour.h:525) [ 32.090823][ C0] ip_finish_output2 (./include/net/neighbour.h:558 net/ipv4/ip_output.c:236) [ 32.090825][ C0] ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504) [ 32.090826][ C0] ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41)) [ 32.090829][ C0] ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437) [ 32.090830][ C0] ? ip_finish_output (./include/linux/cgroup.h:915) [ 32.090832][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 32.090833][ C0] ? __ip_finish_output (./include/linux/skbuff.h:1165) [ 32.090835][ C0] ? ip4_dst_hoplimit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/route.h:397 (discriminator 2)) [ 32.090837][ C0] __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)) [ 32.090839][ C0] __tcp_transmit_skb (net/ipv4/tcp_output.c:1716) [ 32.090842][ C0] ? tcp_call_bpf (./include/net/tcp.h:2911) [ 32.090843][ C0] ? tcp_clone_payload (./include/linux/skbuff.h:1725) [ 32.090845][ C0] ? __tcp_select_window (./arch/x86/include/asm/atomic.h:23) [ 32.090847][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 32.090849][ C0] ? ktime_get (./include/linux/seqlock.h:75 (discriminator 6) kernel/time/timekeeping.c:1002 (discriminator 6)) [ 32.090850][ C0] ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1)) [ 32.090852][ C0] ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004) [ 32.090854][ C0] tcp_connect (net/ipv4/tcp_output.c:1734 net/ipv4/tcp_output.c:4383) [ 32.090856][ C0] tcp_v4_connect (net/ipv4/tcp_ipv4.c:345) [ 32.090859][ C0] ? established_get_first (net/ipv4/tcp_ipv4.c:2614 (discriminator 1)) [ 32.090860][ C0] ? 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) [ 32.090862][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 32.090864][ C0] __inet_stream_connect (net/ipv4/af_inet.c:690) [ 32.090866][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 32.090868][ C0] inet_stream_connect (net/ipv4/af_inet.c:761) [ 32.090870][ C0] __sys_connect (net/socket.c:2141 (discriminator 3) net/socket.c:2166 (discriminator 3) net/socket.c:2183 (discriminator 3)) [ 32.090872][ C0] ? do_fcntl (fs/fcntl.c:477) [ 32.090874][ C0] ? __sys_connect_file (net/socket.c:2141 (discriminator 3)) [ 32.090877][ C0] ? fdget_raw (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1214) [ 32.090878][ C0] __x64_sys_connect (net/socket.c:2189 net/socket.c:2186 net/socket.c:2186) [ 32.090880][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 32.090882][ C0] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 32.090883][ C0] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.090885][ C0] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.090886][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.090888][ C0] RIP: 0033:0x7fe51977254e [ 32.090889][ C0] 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 [ 32.090890][ C0] RSP: 002b:00007ffd0b095570 EFLAGS: 00000202 ORIG_RAX: 000000000000002a [ 32.090891][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe51977254e [ 32.090892][ C0] RDX: 0000000000000010 RSI: 00007ffd0b095600 RDI: 0000000000000005 [ 32.090893][ C0] RBP: 00007ffd0b095580 R08: 0000000000000000 R09: 0000000000000000 [ 32.090893][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd0b095778 [ 32.090894][ C0] R13: 0000000000000005 R14: 00007fe519943000 R15: 0000000000402e00 | [ 33.526309][ C2] softirqs last disabled at (216533): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 33.526313][ C2] Preemption disabled at: | [ 33.526314][ 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)) | [ 33.526323][ C2] Tainted: [W]=WARN [ 33.526324][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.526325][ C2] Call Trace: [ 33.526327][ C2] [ 33.526328][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 33.526332][ 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)) [ 33.526334][ C2] __might_resched.cold (kernel/sched/core.c:9234) [ 33.526338][ C2] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 33.526340][ C2] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 33.526342][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526345][ 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)) [ 33.526348][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.526351][ C2] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.526355][ 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) [ 33.526356][ C2] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.526358][ C2] put_chars (drivers/char/virtio_console.c:1176) [ 33.526360][ C2] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 33.526362][ C2] ? __send_to_port (drivers/char/virtio_console.c:654) [ 33.526364][ C2] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 33.526366][ C2] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 33.526369][ C2] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 33.526371][ 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) [ 33.526373][ C2] ? vsnprintf (lib/vsprintf.c:2900) [ 33.526376][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.526378][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526379][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.526381][ C2] console_emit_next_record (kernel/printk/printk.c:3183) [ 33.526383][ C2] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 33.526385][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526386][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526387][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526388][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.526390][ C2] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 33.526391][ C2] console_flush_one_record (kernel/printk/printk.c:3268) [ 33.526393][ C2] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 33.526395][ C2] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 33.526396][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.526397][ C2] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 33.526398][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526400][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.526401][ C2] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 33.526403][ C2] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 33.526404][ C2] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 33.526406][ C2] ? vprintk_emit (kernel/printk/printk.c:2478) [ 33.526407][ C2] vprintk_emit (kernel/printk/printk.c:2479) [ 33.526409][ C2] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 33.526410][ 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) [ 33.526412][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526414][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.526416][ C2] _printk (kernel/printk/printk.c:2504) [ 33.526418][ C2] ? snapshot_read.cold (user.c:?) [ 33.526420][ C2] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 33.526422][ C2] ? idr_get_free (??:?) [ 33.526424][ C2] tcp_syn_flood_action.cold (net/ipv4/tcp_input.c:7562 (discriminator 3)) [ 33.526428][ C2] tcp_conn_request (net/ipv4/tcp_input.c:7659) [ 33.526431][ C2] ? inet_twsk_put (net/ipv4/inet_timewait_sock.c:80 net/ipv4/inet_timewait_sock.c:87) [ 33.526434][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.526435][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526436][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.526438][ C2] ? reuseport_select_sock (net/core/sock_reuseport.c:586 (discriminator 3)) [ 33.526441][ C2] ? tcp_get_syncookie_mss (./include/net/net_namespace.h:422 (discriminator 7)) [ 33.526444][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526446][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526447][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.526449][ C2] ? tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167) [ 33.526451][ C2] tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167) [ 33.526452][ C2] tcp_v4_rcv_listen.constprop.0.isra.0 (net/ipv4/tcp_ipv4.c:1930) [ 33.526454][ C2] ? tcp_v4_fill_cb (net/ipv4/tcp_ipv4.c:2099) [ 33.526456][ C2] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2286) [ 33.526458][ C2] ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7)) [ 33.526460][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526462][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 33.526464][ C2] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207) [ 33.526466][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 33.526467][ C2] ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1)) [ 33.526469][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.526471][ C2] ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 33.526472][ C2] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 33.526474][ C2] ? ip_protocol_deliver_rcu (net/ipv4/ip_input.c:213 (discriminator 42)) [ 33.526475][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526477][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 33.526478][ C2] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 33.526479][ C2] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 33.526481][ C2] ? ip_rcv_finish_core (net/ipv4/ip_input.c:390 (discriminator 3)) [ 33.526483][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 33.526484][ C2] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 33.526486][ C2] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 33.526488][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526489][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526491][ C2] process_backlog (net/core/dev.c:6728) [ 33.526493][ C2] __napi_poll (net/core/dev.c:7787) [ 33.526495][ C2] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 33.526498][ C2] ? __napi_poll (./include/net/gro.h:507) [ 33.526499][ C2] ? cond_synchronize_rcu (kernel/rcu/rcu.h:184 (discriminator 3) kernel/rcu/tree.c:3605 (discriminator 3) kernel/rcu/tree.c:3695 (discriminator 3)) [ 33.526502][ C2] ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859) [ 33.526506][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526507][ C2] handle_softirqs (kernel/softirq.c:645) [ 33.526509][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526511][ C2] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 33.526512][ 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) [ 33.526514][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526515][ 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)) [ 33.526517][ C2] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 33.526518][ C2] [ 33.526519][ C2] [ 33.526520][ C2] __local_bh_enable_ip (kernel/softirq.c:473) [ 33.526521][ 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)) [ 33.526524][ C2] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 33.526527][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526528][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.526529][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526531][ C2] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 33.526533][ C2] ? neigh_hh_output (./include/net/neighbour.h:525) [ 33.526535][ C2] ip_finish_output2 (./include/net/neighbour.h:558 net/ipv4/ip_output.c:236) [ 33.526537][ C2] ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:850 ./include/net/ip.h:475) [ 33.526538][ C2] ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504) [ 33.526540][ C2] ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41)) [ 33.526541][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526543][ C2] ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437) [ 33.526544][ C2] ? ip_finish_output (./include/linux/cgroup.h:915) [ 33.526546][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.526548][ C2] ? __ip_finish_output (./include/linux/skbuff.h:1165) [ 33.526549][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.526550][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526552][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.526553][ 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)) [ 33.526556][ C2] __tcp_transmit_skb (net/ipv4/tcp_output.c:1716) [ 33.526558][ C2] ? tcp_call_bpf (./include/net/tcp.h:2911) [ 33.526560][ C2] ? tcp_clone_payload (./include/linux/skbuff.h:1725) [ 33.526562][ C2] ? __tcp_select_window (./arch/x86/include/asm/atomic.h:23) [ 33.526564][ C2] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 33.526566][ C2] ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1)) [ 33.526569][ C2] ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004) [ 33.526571][ C2] tcp_connect (net/ipv4/tcp_output.c:1734 net/ipv4/tcp_output.c:4383) [ 33.526573][ C2] tcp_v4_connect (net/ipv4/tcp_ipv4.c:345) [ 33.526575][ C2] ? established_get_first (net/ipv4/tcp_ipv4.c:2614 (discriminator 1)) [ 33.526577][ C2] ? lockdep_init_map_type (kernel/locking/lockdep.c:4989) [ 33.526578][ 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) [ 33.526580][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.526582][ C2] __inet_stream_connect (net/ipv4/af_inet.c:690) [ 33.526585][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.526586][ C2] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 33.526588][ C2] inet_stream_connect (net/ipv4/af_inet.c:761) [ 33.526590][ C2] __sys_connect (net/socket.c:2141 (discriminator 3) net/socket.c:2166 (discriminator 3) net/socket.c:2183 (discriminator 3)) [ 33.526593][ C2] ? do_fcntl (fs/fcntl.c:477) [ 33.526596][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.526597][ C2] ? __sys_connect_file (net/socket.c:2141 (discriminator 3)) [ 33.526600][ C2] ? fdget_raw (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1214) [ 33.526602][ C2] __x64_sys_connect (net/socket.c:2189 net/socket.c:2186 net/socket.c:2186) [ 33.526604][ C2] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 33.526605][ C2] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 33.526607][ C2] ? irq_exit_rcu (kernel/softirq.c:786) [ 33.526609][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 33.526611][ C2] RIP: 0033:0x7fe51977254e [ 33.526614][ 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 [ 33.526616][ C2] RSP: 002b:00007ffd0b095570 EFLAGS: 00000202 ORIG_RAX: 000000000000002a [ 33.526619][ C2] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe51977254e [ 33.526621][ C2] RDX: 0000000000000010 RSI: 00007ffd0b095600 RDI: 0000000000000005 [ 33.526621][ C2] RBP: 00007ffd0b095580 R08: 0000000000000000 R09: 0000000000000000 [ 33.526622][ C2] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd0b095778 [ 33.526623][ C2] R13: 0000000000000005 R14: 00007fe519943000 R15: 0000000000402e00 | [ 86.533047][ T1031] softirqs last disabled at (0): 0x0 | [ 86.533048][ T1031] Preemption disabled at: | [ 86.533049][ T1031] vprintk_emit (kernel/printk/printk.c:2471) | [ 86.533059][ T1031] Tainted: [W]=WARN [ 86.533061][ T1031] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.533063][ T1031] Call Trace: [ 86.533064][ T1031] [ 86.533065][ T1031] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 86.533069][ T1031] ? vprintk_emit (kernel/printk/printk.c:2471) [ 86.533071][ T1031] __might_resched.cold (kernel/sched/core.c:9234) [ 86.533074][ T1031] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 86.533076][ T1031] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.533080][ T1031] __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)) [ 86.533083][ T1031] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 86.533086][ T1031] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 86.533090][ T1031] ? 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) [ 86.533092][ T1031] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 86.533094][ T1031] put_chars (drivers/char/virtio_console.c:1176) [ 86.533096][ T1031] ? __send_to_port (drivers/char/virtio_console.c:654) [ 86.533098][ T1031] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 86.533100][ T1031] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 86.533106][ T1031] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 86.533107][ T1031] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.533108][ T1031] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.533110][ T1031] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 86.533112][ T1031] console_emit_next_record (kernel/printk/printk.c:3183) [ 86.533114][ T1031] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 86.533116][ T1031] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.533117][ T1031] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.533118][ T1031] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.533119][ T1031] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 86.533121][ T1031] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 86.533122][ T1031] console_flush_one_record (kernel/printk/printk.c:3268) [ 86.533124][ T1031] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 86.533126][ T1031] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 86.533127][ T1031] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 86.533129][ T1031] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 86.533130][ T1031] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.533131][ T1031] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 86.533132][ T1031] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 86.533134][ T1031] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 86.533136][ T1031] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 86.533138][ T1031] ? vprintk_emit (kernel/printk/printk.c:2478) [ 86.533139][ T1031] vprintk_emit (kernel/printk/printk.c:2479) [ 86.533141][ T1031] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 86.533143][ T1031] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 86.533147][ T1031] ? 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 [ 86.533150][ T1031] _printk (kernel/printk/printk.c:2504) [ 86.533153][ T1031] ? snapshot_read.cold (user.c:?) [ 86.533154][ T1031] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 86.533156][ T1031] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 86.533159][ T1031] ? __mutex_unlock_slowpath (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:4480 kernel/locking/mutex.c:1021) [ 86.533161][ T1031] br_init (bridge.mod.c:?) bridge [ 86.533173][ T1031] do_one_initcall (init/main.c:1357) [ 86.533175][ T1031] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 86.533178][ T1031] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 86.533180][ T1031] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 86.533182][ T1031] do_init_module (kernel/module/main.c:3117) [ 86.533184][ T1031] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 86.533191][ T1031] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 86.533193][ T1031] load_module (kernel/module/main.c:3593) [ 86.533196][ T1031] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 86.533198][ T1031] ? backing_file_read_iter (fs/backing-file.c:211) [ 86.533201][ T1031] init_module_from_file (kernel/module/main.c:3790) [ 86.533203][ T1031] ? __ia32_sys_init_module (kernel/module/main.c:3647) [ 86.533205][ T1031] ? ovl_mmap (fs/overlayfs/file.c:477) [ 86.533209][ T1031] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 86.533211][ T1031] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.533212][ T1031] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 86.533214][ T1031] ? 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) [ 86.533216][ T1031] idempotent_init_module (kernel/module/main.c:3802) [ 86.533217][ T1031] ? init_module_from_file (kernel/module/main.c:3791) [ 86.533220][ T1031] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.533221][ T1031] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 86.533224][ T1031] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 86.533225][ T1031] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 86.533228][ T1031] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 86.533230][ T1031] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 86.533232][ T1031] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.533235][ T1031] RIP: 0033:0x7f371f75d37d [ 86.533237][ T1031] 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 [ 86.533239][ T1031] RSP: 002b:00007fffdbada8a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 86.533242][ T1031] RAX: ffffffffffffffda RBX: 000055bc517ad810 RCX: 00007f371f75d37d [ 86.533244][ T1031] RDX: 0000000000000000 RSI: 000055bc426aaffd RDI: 0000000000000002 [ 86.533245][ T1031] RBP: 00007fffdbada940 R08: 0000000000000000 R09: 0000000000000000 [ 86.533245][ T1031] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bc426aaffd [ 86.533246][ T1031] R13: 000055bc517ad9c0 R14: 0000000000040000 R15: 0000000000000000 | [ 92.553447][ T1054] softirqs last disabled at (0): 0x0 | [ 92.553450][ T1054] Preemption disabled at: | [ 92.553451][ T1054] 0x0 | [ 92.553461][ T1054] Tainted: [W]=WARN [ 92.553463][ T1054] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.553465][ T1054] Call Trace: [ 92.553467][ T1054] [ 92.553469][ T1054] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 92.553474][ T1054] __might_resched.cold (kernel/sched/core.c:9234) [ 92.553479][ T1054] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 92.553483][ T1054] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.553488][ T1054] __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)) [ 92.553492][ T1054] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 92.553496][ T1054] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 92.553501][ T1054] ? 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) [ 92.553504][ T1054] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 92.553507][ T1054] put_chars (drivers/char/virtio_console.c:1176) [ 92.553509][ T1054] ? __send_to_port (drivers/char/virtio_console.c:654) [ 92.553511][ T1054] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 92.553515][ T1054] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 92.553518][ T1054] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 92.553524][ T1054] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 92.553526][ T1054] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 92.553529][ T1054] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 92.553533][ T1054] console_emit_next_record (kernel/printk/printk.c:3183) [ 92.553536][ T1054] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 92.553538][ T1054] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.553540][ T1054] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.553542][ T1054] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.553544][ T1054] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 92.553547][ T1054] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 92.553549][ T1054] console_flush_one_record (kernel/printk/printk.c:3268) [ 92.553552][ T1054] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 92.553555][ T1054] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 92.553557][ T1054] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 92.553560][ T1054] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 92.553562][ T1054] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.553564][ T1054] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 92.553566][ T1054] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 92.553568][ T1054] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 92.553571][ T1054] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 92.553574][ T1054] ? vprintk_emit (kernel/printk/printk.c:2478) [ 92.553577][ T1054] vprintk_emit (kernel/printk/printk.c:2479) [ 92.553580][ T1054] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 92.553582][ T1054] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 92.553585][ T1054] ? forget_original_parent (kernel/exit.c:635 kernel/exit.c:740) [ 92.553588][ T1054] _printk (kernel/printk/printk.c:2504) [ 92.553592][ T1054] ? snapshot_read.cold (user.c:?) [ 92.553594][ T1054] ? 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) [ 92.553597][ T1054] ? 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) [ 92.553600][ T1054] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 92.553603][ T1054] ? 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) [ 92.553605][ T1054] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 92.553609][ T1054] ? exit_notify (kernel/exit.c:780) [ 92.553612][ T1054] ? posixtimer_sig_unignore.isra.0 (kernel/signal.c:1971 (discriminator 3)) [ 92.553615][ T1054] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.553617][ T1054] do_group_exit (kernel/exit.c:1151) [ 92.553620][ T1054] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 92.553623][ T1054] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 92.553626][ T1054] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 92.553630][ T1054] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 92.553633][ T1054] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 92.553636][ T1054] RIP: 0033:0x7ff07c18c1b8 [ 92.553638][ T1054] Code: Unable to access opcode bytes at 0x7ff07c18c18e. Code starting with the faulting instruction =========================================== [ 92.553640][ T1054] RSP: 002b:00007ffeb901e478 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 92.553644][ T1054] RAX: ffffffffffffffda RBX: 00007ff07c2bcf88 RCX: 00007ff07c18c1b8 [ 92.553645][ T1054] RDX: 00007ff07c0c9a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 92.553647][ T1054] RBP: 00007ffeb901e4d0 R08: 0000000000000000 R09: 0000000000000000 [ 92.553648][ T1054] R10: 00007ffeb901e310 R11: 0000000000000246 R12: 0000000000000001 [ 92.553650][ T1054] R13: 0000000000000000 R14: 00007ff07c2bb680 R15: 00007ff07c2bcfa0 | [ 98.345534][ T12] softirqs last disabled at (6482): instance_destroy_work (./include/linux/spinlock.h:353 net/netfilter/nfnetlink_queue.c:540 net/netfilter/nfnetlink_queue.c:198) nfnetlink_queue | [ 98.345537][ T12] Preemption disabled at: | [ 98.345537][ T12] 0x0 | [ 98.345547][ T12] Tainted: [W]=WARN [ 98.345548][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.345549][ T12] Workqueue: netns cleanup_net [ 98.345555][ T12] Call Trace: [ 98.345557][ T12] [ 98.345559][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 98.345563][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 98.345567][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 98.345570][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 98.345573][ T12] __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)) [ 98.345577][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 98.345580][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 98.345584][ T12] ? 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) [ 98.345586][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 98.345588][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 98.345590][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 98.345591][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 98.345594][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 98.345596][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 98.345600][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 98.345601][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 98.345603][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 98.345605][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 98.345608][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 98.345609][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 98.345610][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 98.345611][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 98.345612][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 98.345614][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 98.345615][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 98.345617][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 98.345619][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 98.345620][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 98.345622][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 98.345623][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 98.345624][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 98.345626][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 98.345627][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 98.345629][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 98.345631][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 98.345632][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 98.345636][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 98.345637][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 98.345638][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 98.345641][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 98.345643][ T12] _printk (kernel/printk/printk.c:2504) [ 98.345646][ T12] ? snapshot_read.cold (user.c:?) [ 98.345648][ T12] ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792) [ 98.345652][ T12] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 98.345664][ T12] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge [ 98.345672][ T12] br_device_event (net/bridge/br.c:111) bridge [ 98.345680][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 98.345682][ T12] ? _sub_I_65535_1+0x4d0/0x4d0 stp [ 98.345684][ T12] ? nfqnl_dev_drop (./include/linux/rcupdate.h:850 net/netfilter/nfnetlink_queue.c:1533) nfnetlink_queue [ 98.345686][ T12] ? nfqnl_dev_drop (net/netfilter/nfnetlink_queue.c:541 net/netfilter/nfnetlink_queue.c:1540) nfnetlink_queue [ 98.345688][ T12] notifier_call_chain (kernel/notifier.c:85) [ 98.345691][ T12] netif_close_many (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:1829) [ 98.345695][ T12] ? trace_kfree (./include/trace/events/kmem.h:97 (discriminator 22)) [ 98.345696][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 98.345698][ T12] ? __dev_close_many (net/core/dev.c:1804) [ 98.345700][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12411) [ 98.345702][ T12] unregister_netdevice_many_notify (net/core/dev.c:12487) [ 98.345705][ T12] ? ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 98.345706][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 98.345708][ T12] ? kthread (kernel/kthread.c:436) [ 98.345711][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 98.345714][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 98.345716][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 98.345718][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 98.345721][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 98.345723][ T12] ? generic_xdp_install (./include/linux/netdevice.h:5716 (discriminator 3)) [ 98.345725][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 98.345727][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 98.345729][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:154 (discriminator 1) net/ipv4/nexthop.c:4172 (discriminator 1)) [ 98.345731][ T12] ? 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) [ 98.345734][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 98.345736][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 98.345737][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 98.345740][ T12] cleanup_net (net/core/net_namespace.c:706) [ 98.345742][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 98.345744][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 98.345745][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 98.345747][ T12] process_one_work (kernel/workqueue.c:3387) [ 98.345749][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 98.345751][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 98.345753][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 98.345755][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 98.345757][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 98.345759][ T12] kthread (kernel/kthread.c:436) [ 98.345760][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 98.345762][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 98.345764][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 98.345765][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 98.345767][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 98.345770][ T12] ? 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