====================================== | [ 10.440576][ T174] softirqs last disabled at (99081): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 10.440579][ T174] Preemption disabled at: | [ 10.440579][ T174] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.440589][ T174] Tainted: [W]=WARN [ 10.440590][ T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.440592][ T174] Call Trace: [ 10.440593][ T174] [ 10.440594][ T174] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.440599][ T174] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.440601][ T174] __might_resched.cold (kernel/sched/core.c:9234) [ 10.440606][ T174] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.440609][ T174] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.440614][ T174] __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)) [ 10.440617][ T174] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.440623][ T174] ? 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) [ 10.440626][ T174] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.440630][ T174] put_chars (drivers/char/virtio_console.c:1176) [ 10.440632][ T174] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.440634][ T174] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.440638][ T174] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.440641][ T174] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.440646][ T174] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.440649][ T174] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.440655][ T174] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.440658][ T174] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.440662][ T174] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.440666][ T174] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.440667][ T174] ? 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)) [ 10.440670][ T174] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.440672][ T174] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.440676][ T174] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.440680][ T174] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.440681][ T174] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.440687][ T174] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.440689][ T174] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.440691][ T174] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.440692][ T174] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.440696][ T174] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.440698][ T174] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.440701][ T174] vprintk_emit (kernel/printk/printk.c:2479) [ 10.440705][ T174] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.440706][ T174] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 10.440712][ T174] ? lookup_object_or_alloc.part.0 (lib/debugobjects.c:696) [ 10.440718][ T174] _printk (kernel/printk/printk.c:2504) [ 10.440722][ T174] ? snapshot_read.cold (user.c:?) [ 10.440725][ T174] ? lockdep_init_map_type (kernel/locking/lockdep.c:4989) [ 10.440728][ T174] ? __rhashtable_init_noprof (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 lib/rhashtable.c:1224) [ 10.440734][ T174] sctp_init (net/sctp/sm_statetable.c:1037 net/sctp/sm_statetable.c:73) sctp [ 10.440760][ T174] ? udp_tunnel_nic_cleanup_module (net/ipv4/udp_tunnel_core.c:237) udp_tunnel [ 10.440763][ T174] do_one_initcall (init/main.c:1357) [ 10.440766][ T174] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 10.440771][ T174] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 10.440774][ T174] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 10.440779][ T174] do_init_module (kernel/module/main.c:3117) [ 10.440782][ T174] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 10.440785][ T174] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 10.440787][ T174] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 10.440792][ T174] load_module (kernel/module/main.c:3593) [ 10.440799][ T174] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 10.440804][ T174] ? backing_file_read_iter (fs/backing-file.c:211) [ 10.440807][ T174] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.440811][ T174] init_module_from_file (kernel/module/main.c:3790) [ 10.440814][ T174] ? __ia32_sys_init_module (kernel/module/main.c:3647) [ 10.440821][ T174] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.440825][ T174] ? 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) [ 10.440829][ T174] idempotent_init_module (kernel/module/main.c:3802) [ 10.440832][ T174] ? init_module_from_file (kernel/module/main.c:3791) [ 10.440838][ T174] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.440840][ T174] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.440845][ T174] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 10.440846][ T174] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.440850][ T174] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.440852][ T174] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.440855][ T174] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.440857][ T174] RIP: 0033:0x7fccc19c937d [ 10.440861][ T174] 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 [ 10.440863][ T174] RSP: 002b:00007fff0a301c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.440865][ T174] RAX: ffffffffffffffda RBX: 0000561e526199c0 RCX: 00007fccc19c937d [ 10.440867][ T174] RDX: 0000000000000000 RSI: 0000561e3de83ffd RDI: 0000000000000007 [ 10.440868][ T174] RBP: 00007fff0a301d10 R08: 0000000000000000 R09: 0000000000000000 [ 10.440869][ T174] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561e3de83ffd [ 10.440870][ T174] R13: 0000561e52619ae0 R14: 0000000000040000 R15: 0000000000000000 | [ 30.898220][ C3] | [ 30.898220][ C3] | [ 30.898220][ C3] stack backtrace: | [ 30.898226][ C3] Tainted: [W]=WARN [ 30.898227][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.898229][ C3] Call Trace: [ 30.898230][ C3] [ 30.898232][ C3] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.898235][ C3] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 30.898237][ C3] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 30.898241][ C3] mark_lock (kernel/locking/lockdep.c:4769) [ 30.898243][ C3] mark_usage (kernel/locking/lockdep.c:4658) [ 30.898245][ C3] __lock_acquire (kernel/locking/lockdep.c:5208) [ 30.898247][ C3] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.898249][ C3] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 30.898251][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.898254][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.898256][ C3] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 30.898257][ C3] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 30.898258][ C3] console_emit_next_record (kernel/printk/printk.c:3177) [ 30.898260][ C3] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.898261][ C3] ? 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)) [ 30.898262][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.898264][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.898266][ C3] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.898268][ C3] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.898269][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.898271][ C3] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.898273][ C3] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.898274][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.898275][ C3] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 30.898278][ C3] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.898280][ C3] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.898281][ C3] vprintk_emit (kernel/printk/printk.c:2479) [ 30.898283][ C3] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.898285][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.898287][ C3] _printk (kernel/printk/printk.c:2504) [ 30.898289][ C3] ? snapshot_read.cold (user.c:?) [ 30.898290][ C3] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 30.898293][ C3] ? idr_get_free (??:?) [ 30.898295][ C3] tcp_syn_flood_action.cold (net/ipv4/tcp_input.c:7562 (discriminator 3)) [ 30.898298][ C3] tcp_conn_request (net/ipv4/tcp_input.c:7659) [ 30.898299][ C3] ? clockevents_program_event (kernel/time/clockevents.c:372) [ 30.898303][ C3] ? 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)) [ 30.898306][ C3] ? reuseport_select_sock (net/core/sock_reuseport.c:586 (discriminator 3)) [ 30.898308][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.898309][ C3] ? tcp_get_syncookie_mss (./include/net/net_namespace.h:422 (discriminator 7)) [ 30.898311][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.898313][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.898315][ C3] ? 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)) [ 30.898318][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.898319][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.898321][ C3] ? tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167) [ 30.898323][ C3] tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167) [ 30.898325][ C3] tcp_v4_rcv_listen.constprop.0.isra.0 (net/ipv4/tcp_ipv4.c:1930) [ 30.898326][ C3] ? tcp_v4_fill_cb (net/ipv4/tcp_ipv4.c:2099) [ 30.898328][ C3] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2286) [ 30.898330][ C3] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.898332][ C3] ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7)) [ 30.898334][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.898336][ C3] ? 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)) [ 30.898338][ C3] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207) [ 30.898340][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 30.898341][ C3] ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1)) [ 30.898343][ C3] ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 30.898345][ C3] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 30.898346][ C3] ? ip_protocol_deliver_rcu (net/ipv4/ip_input.c:213 (discriminator 42)) [ 30.898348][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.898350][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 30.898352][ C3] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 30.898353][ C3] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 30.898354][ C3] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.898357][ C3] ? ip_rcv_finish_core (net/ipv4/ip_input.c:390 (discriminator 3)) [ 30.898359][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.898360][ C3] ? perf_trace_rcu_grace_period_init (./include/trace/events/rcu.h:147 (discriminator 24) ./include/trace/events/rcu.h:147 (discriminator 24)) [ 30.898363][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 30.898364][ C3] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 30.898366][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.898368][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 30.898370][ C3] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 30.898371][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.898373][ C3] process_backlog (net/core/dev.c:6728) [ 30.898376][ C3] __napi_poll (net/core/dev.c:7787) [ 30.898378][ C3] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 30.898380][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.898382][ C3] ? __napi_poll (./include/net/gro.h:507) [ 30.898386][ C3] ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859) [ 30.898389][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 30.898391][ C3] handle_softirqs (kernel/softirq.c:645) [ 30.898393][ C3] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 30.898395][ C3] ? 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) [ 30.898397][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.898398][ C3] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 30.898400][ C3] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 30.898402][ C3] [ 30.898402][ C3] [ 30.898403][ C3] __local_bh_enable_ip (kernel/softirq.c:473) [ 30.898404][ C3] __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)) [ 30.898407][ C3] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 30.898409][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.898411][ C3] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.898413][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.898415][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.898416][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 30.898418][ C3] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 30.898420][ C3] ? neigh_hh_output (./include/net/neighbour.h:525) [ 30.898422][ C3] ip_finish_output2 (./include/net/neighbour.h:558 net/ipv4/ip_output.c:236) [ 30.898424][ C3] ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504) [ 30.898426][ C3] ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41)) [ 30.898428][ C3] ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437) [ 30.898430][ C3] ? ip_finish_output (./include/linux/cgroup.h:915) [ 30.898432][ C3] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.898433][ C3] ? __ip_finish_output (./include/linux/skbuff.h:1165) [ 30.898435][ C3] ? ip4_dst_hoplimit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/route.h:397 (discriminator 2)) [ 30.898437][ C3] __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)) [ 30.898439][ C3] __tcp_transmit_skb (net/ipv4/tcp_output.c:1716) [ 30.898442][ C3] ? tcp_call_bpf (./include/net/tcp.h:2911) [ 30.898444][ C3] ? tcp_clone_payload (./include/linux/skbuff.h:1725) [ 30.898446][ C3] ? __tcp_select_window (./arch/x86/include/asm/atomic.h:23) [ 30.898448][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 30.898451][ C3] ? ktime_get (./include/linux/seqlock.h:75 (discriminator 6) kernel/time/timekeeping.c:1002 (discriminator 6)) [ 30.898452][ C3] ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1)) [ 30.898455][ C3] ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004) [ 30.898457][ C3] tcp_connect (net/ipv4/tcp_output.c:1734 net/ipv4/tcp_output.c:4383) [ 30.898460][ C3] tcp_v4_connect (net/ipv4/tcp_ipv4.c:345) [ 30.898462][ C3] ? established_get_first (net/ipv4/tcp_ipv4.c:2614 (discriminator 1)) [ 30.898466][ C3] ? 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) [ 30.898468][ C3] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.898470][ C3] __inet_stream_connect (net/ipv4/af_inet.c:690) [ 30.898472][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 30.898474][ C3] inet_stream_connect (net/ipv4/af_inet.c:761) [ 30.898476][ C3] __sys_connect (net/socket.c:2141 (discriminator 3) net/socket.c:2166 (discriminator 3) net/socket.c:2183 (discriminator 3)) [ 30.898478][ C3] ? do_fcntl (fs/fcntl.c:477) [ 30.898481][ C3] ? __sys_connect_file (net/socket.c:2141 (discriminator 3)) [ 30.898485][ C3] ? fdget_raw (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1214) [ 30.898487][ C3] __x64_sys_connect (net/socket.c:2189 net/socket.c:2186 net/socket.c:2186) [ 30.898488][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 30.898490][ C3] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 30.898492][ C3] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 30.898493][ C3] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 30.898495][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.898497][ C3] RIP: 0033:0x7fbb29b4454e [ 30.898500][ C3] 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 [ 30.898502][ C3] RSP: 002b:00007fff2c8d8df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002a [ 30.898504][ C3] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbb29b4454e [ 30.898506][ C3] RDX: 0000000000000010 RSI: 00007fff2c8d8e80 RDI: 0000000000000005 [ 30.898507][ C3] RBP: 00007fff2c8d8e00 R08: 0000000000000000 R09: 0000000000000000 [ 30.898508][ C3] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff2c8d8ff8 [ 30.898508][ C3] R13: 0000000000000005 R14: 00007fbb29d15000 R15: 0000000000402e00 | [ 30.898526][ C3] softirqs last disabled at (266323): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 30.898528][ C3] Preemption disabled at: | [ 30.898528][ C3] __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)) | [ 30.898533][ C3] Tainted: [W]=WARN [ 30.898534][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.898534][ C3] Call Trace: [ 30.898535][ C3] [ 30.898535][ C3] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.898537][ C3] ? __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)) [ 30.898539][ C3] __might_resched.cold (kernel/sched/core.c:9234) [ 30.898542][ C3] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 30.898544][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.898546][ C3] __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)) [ 30.898548][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 30.898549][ C3] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.898552][ C3] ? 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) [ 30.898554][ C3] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.898556][ C3] put_chars (drivers/char/virtio_console.c:1176) [ 30.898559][ C3] ? __send_to_port (drivers/char/virtio_console.c:654) [ 30.898562][ C3] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 30.898563][ C3] ? mark_usage (kernel/locking/lockdep.c:4658) [ 30.898565][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5208) [ 30.898568][ C3] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 30.898569][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.898571][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.898572][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.898574][ C3] console_emit_next_record (kernel/printk/printk.c:3183) [ 30.898576][ C3] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.898577][ C3] ? 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)) [ 30.898579][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.898580][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.898582][ C3] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.898584][ C3] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.898585][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.898588][ C3] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.898589][ C3] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.898590][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.898592][ C3] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 30.898594][ C3] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.898596][ C3] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.898597][ C3] vprintk_emit (kernel/printk/printk.c:2479) [ 30.898599][ C3] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.898600][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.898603][ C3] _printk (kernel/printk/printk.c:2504) [ 30.898605][ C3] ? snapshot_read.cold (user.c:?) [ 30.898606][ C3] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 30.898608][ C3] ? idr_get_free (??:?) [ 30.898610][ C3] tcp_syn_flood_action.cold (net/ipv4/tcp_input.c:7562 (discriminator 3)) [ 30.898612][ C3] tcp_conn_request (net/ipv4/tcp_input.c:7659) [ 30.898614][ C3] ? clockevents_program_event (kernel/time/clockevents.c:372) [ 30.898616][ C3] ? 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)) [ 30.898618][ C3] ? reuseport_select_sock (net/core/sock_reuseport.c:586 (discriminator 3)) [ 30.898620][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.898622][ C3] ? tcp_get_syncookie_mss (./include/net/net_namespace.h:422 (discriminator 7)) [ 30.898624][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.898626][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.898627][ C3] ? 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)) [ 30.898630][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.898631][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.898634][ C3] ? tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167) [ 30.898635][ C3] tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167) [ 30.898637][ C3] tcp_v4_rcv_listen.constprop.0.isra.0 (net/ipv4/tcp_ipv4.c:1930) [ 30.898639][ C3] ? tcp_v4_fill_cb (net/ipv4/tcp_ipv4.c:2099) [ 30.898640][ C3] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2286) [ 30.898642][ C3] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.898644][ C3] ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7)) [ 30.898646][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.898648][ C3] ? 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)) [ 30.898650][ C3] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207) [ 30.898652][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 30.898653][ C3] ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1)) [ 30.898655][ C3] ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 30.898657][ C3] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 30.898658][ C3] ? ip_protocol_deliver_rcu (net/ipv4/ip_input.c:213 (discriminator 42)) [ 30.898660][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.898662][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 30.898664][ C3] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 30.898665][ C3] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 30.898666][ C3] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.898668][ C3] ? ip_rcv_finish_core (net/ipv4/ip_input.c:390 (discriminator 3)) [ 30.898670][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.898671][ C3] ? perf_trace_rcu_grace_period_init (./include/trace/events/rcu.h:147 (discriminator 24) ./include/trace/events/rcu.h:147 (discriminator 24)) [ 30.898673][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 30.898675][ C3] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 30.898677][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.898678][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 30.898680][ C3] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 30.898682][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.898684][ C3] process_backlog (net/core/dev.c:6728) [ 30.898686][ C3] __napi_poll (net/core/dev.c:7787) [ 30.898688][ C3] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 30.898691][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.898692][ C3] ? __napi_poll (./include/net/gro.h:507) [ 30.898696][ C3] ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859) [ 30.898698][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 30.898700][ C3] handle_softirqs (kernel/softirq.c:645) [ 30.898702][ C3] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 30.898704][ C3] ? 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) [ 30.898706][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.898707][ C3] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 30.898709][ C3] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 30.898711][ C3] [ 30.898711][ C3] [ 30.898712][ C3] __local_bh_enable_ip (kernel/softirq.c:473) [ 30.898714][ C3] __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)) [ 30.898717][ C3] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 30.898718][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.898720][ C3] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.898722][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.898724][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.898725][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 30.898727][ C3] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 30.898728][ C3] ? neigh_hh_output (./include/net/neighbour.h:525) [ 30.898730][ C3] ip_finish_output2 (./include/net/neighbour.h:558 net/ipv4/ip_output.c:236) [ 30.898732][ C3] ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504) [ 30.898734][ C3] ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41)) [ 30.898736][ C3] ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437) [ 30.898738][ C3] ? ip_finish_output (./include/linux/cgroup.h:915) [ 30.898739][ C3] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.898741][ C3] ? __ip_finish_output (./include/linux/skbuff.h:1165) [ 30.898743][ C3] ? ip4_dst_hoplimit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/route.h:397 (discriminator 2)) [ 30.898746][ C3] __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)) [ 30.898750][ C3] __tcp_transmit_skb (net/ipv4/tcp_output.c:1716) [ 30.898755][ C3] ? tcp_call_bpf (./include/net/tcp.h:2911) [ 30.898757][ C3] ? tcp_clone_payload (./include/linux/skbuff.h:1725) [ 30.898759][ C3] ? __tcp_select_window (./arch/x86/include/asm/atomic.h:23) [ 30.898761][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 30.898763][ C3] ? ktime_get (./include/linux/seqlock.h:75 (discriminator 6) kernel/time/timekeeping.c:1002 (discriminator 6)) [ 30.898764][ C3] ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1)) [ 30.898766][ C3] ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004) [ 30.898768][ C3] tcp_connect (net/ipv4/tcp_output.c:1734 net/ipv4/tcp_output.c:4383) [ 30.898771][ C3] tcp_v4_connect (net/ipv4/tcp_ipv4.c:345) [ 30.898773][ C3] ? established_get_first (net/ipv4/tcp_ipv4.c:2614 (discriminator 1)) [ 30.898775][ C3] ? 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) [ 30.898776][ C3] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.898778][ C3] __inet_stream_connect (net/ipv4/af_inet.c:690) [ 30.898780][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 30.898783][ C3] inet_stream_connect (net/ipv4/af_inet.c:761) [ 30.898785][ C3] __sys_connect (net/socket.c:2141 (discriminator 3) net/socket.c:2166 (discriminator 3) net/socket.c:2183 (discriminator 3)) [ 30.898786][ C3] ? do_fcntl (fs/fcntl.c:477) [ 30.898788][ C3] ? __sys_connect_file (net/socket.c:2141 (discriminator 3)) [ 30.898791][ C3] ? fdget_raw (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1214) [ 30.898793][ C3] __x64_sys_connect (net/socket.c:2189 net/socket.c:2186 net/socket.c:2186) [ 30.898795][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 30.898796][ C3] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 30.898798][ C3] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 30.898799][ C3] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 30.898801][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.898802][ C3] RIP: 0033:0x7fbb29b4454e [ 30.898803][ C3] 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 [ 30.898805][ C3] RSP: 002b:00007fff2c8d8df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002a [ 30.898806][ C3] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbb29b4454e [ 30.898807][ C3] RDX: 0000000000000010 RSI: 00007fff2c8d8e80 RDI: 0000000000000005 [ 30.898808][ C3] RBP: 00007fff2c8d8e00 R08: 0000000000000000 R09: 0000000000000000 [ 30.898808][ C3] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff2c8d8ff8 [ 30.898809][ C3] R13: 0000000000000005 R14: 00007fbb29d15000 R15: 0000000000402e00 | [ 31.998029][ C3] softirqs last disabled at (266323): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 31.998033][ C3] Preemption disabled at: | [ 31.998033][ C3] __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)) | [ 31.998043][ C3] Tainted: [W]=WARN [ 31.998044][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.998046][ C3] Call Trace: [ 31.998048][ C3] [ 31.998049][ C3] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.998054][ C3] ? __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)) [ 31.998055][ C3] __might_resched.cold (kernel/sched/core.c:9234) [ 31.998059][ C3] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.998062][ C3] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 31.998064][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998067][ C3] __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)) [ 31.998070][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.998073][ C3] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.998077][ C3] ? 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) [ 31.998079][ C3] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.998081][ C3] put_chars (drivers/char/virtio_console.c:1176) [ 31.998083][ C3] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 31.998085][ C3] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.998087][ C3] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 31.998089][ C3] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.998093][ C3] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.998095][ C3] ? 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) [ 31.998096][ C3] ? vsnprintf (lib/vsprintf.c:2900) [ 31.998106][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.998108][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998109][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.998112][ C3] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.998114][ C3] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.998115][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998116][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998117][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998119][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.998121][ C3] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 31.998122][ C3] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.998124][ C3] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.998126][ C3] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.998127][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.998129][ C3] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.998130][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998131][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.998133][ C3] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 31.998135][ C3] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 31.998136][ C3] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.998138][ C3] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.998140][ C3] vprintk_emit (kernel/printk/printk.c:2479) [ 31.998141][ C3] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.998143][ C3] ? 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) [ 31.998145][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998146][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.998148][ C3] _printk (kernel/printk/printk.c:2504) [ 31.998151][ C3] ? snapshot_read.cold (user.c:?) [ 31.998153][ C3] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 31.998155][ C3] ? idr_get_free (??:?) [ 31.998157][ C3] tcp_syn_flood_action.cold (net/ipv4/tcp_input.c:7562 (discriminator 3)) [ 31.998161][ C3] tcp_conn_request (net/ipv4/tcp_input.c:7659) [ 31.998165][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.998167][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998168][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.998170][ C3] ? reuseport_select_sock (net/core/sock_reuseport.c:586 (discriminator 3)) [ 31.998173][ C3] ? tcp_get_syncookie_mss (./include/net/net_namespace.h:422 (discriminator 7)) [ 31.998176][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998178][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998179][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.998181][ C3] ? tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167) [ 31.998183][ C3] tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167) [ 31.998185][ C3] tcp_v4_rcv_listen.constprop.0.isra.0 (net/ipv4/tcp_ipv4.c:1930) [ 31.998187][ C3] ? tcp_v4_fill_cb (net/ipv4/tcp_ipv4.c:2099) [ 31.998189][ C3] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2286) [ 31.998192][ C3] ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7)) [ 31.998194][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998195][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 31.998197][ C3] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207) [ 31.998200][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 31.998202][ C3] ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1)) [ 31.998203][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.998205][ C3] ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 31.998207][ C3] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 31.998209][ C3] ? ip_protocol_deliver_rcu (net/ipv4/ip_input.c:213 (discriminator 42)) [ 31.998210][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998212][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 31.998213][ C3] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 31.998215][ C3] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 31.998216][ C3] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 31.998218][ C3] ? ip_rcv_finish_core (net/ipv4/ip_input.c:390 (discriminator 3)) [ 31.998219][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.998221][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.998223][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 31.998225][ C3] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 31.998227][ C3] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 31.998229][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998230][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998232][ C3] process_backlog (net/core/dev.c:6728) [ 31.998234][ C3] __napi_poll (net/core/dev.c:7787) [ 31.998236][ C3] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 31.998239][ C3] ? __napi_poll (./include/net/gro.h:507) [ 31.998241][ C3] ? do_raw_spin_lock (kernel/locking/spinlock_debug.c:88 (discriminator 3) kernel/locking/spinlock_debug.c:115 (discriminator 3)) [ 31.998243][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.998246][ C3] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 31.998248][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998249][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998251][ C3] handle_softirqs (kernel/softirq.c:645) [ 31.998253][ C3] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 31.998255][ C3] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 31.998256][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.998258][ C3] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 31.998260][ C3] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 31.998262][ C3] [ 31.998262][ C3] [ 31.998263][ C3] __local_bh_enable_ip (kernel/softirq.c:473) [ 31.998265][ C3] __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)) [ 31.998268][ C3] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 31.998270][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998271][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.998273][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998274][ C3] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 31.998277][ C3] ? neigh_hh_output (./include/net/neighbour.h:525) [ 31.998279][ C3] ip_finish_output2 (./include/net/neighbour.h:558 net/ipv4/ip_output.c:236) [ 31.998281][ C3] ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:850 ./include/net/ip.h:475) [ 31.998282][ C3] ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504) [ 31.998284][ C3] ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41)) [ 31.998285][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998287][ C3] ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437) [ 31.998289][ C3] ? ip_finish_output (./include/linux/cgroup.h:915) [ 31.998291][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.998293][ C3] ? __ip_finish_output (./include/linux/skbuff.h:1165) [ 31.998294][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.998296][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998297][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.998299][ C3] __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)) [ 31.998301][ C3] __tcp_transmit_skb (net/ipv4/tcp_output.c:1716) [ 31.998304][ C3] ? tcp_call_bpf (./include/net/tcp.h:2911) [ 31.998306][ C3] ? tcp_clone_payload (./include/linux/skbuff.h:1725) [ 31.998308][ C3] ? __tcp_select_window (./arch/x86/include/asm/atomic.h:23) [ 31.998310][ C3] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 31.998313][ C3] ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1)) [ 31.998315][ C3] ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004) [ 31.998318][ C3] tcp_connect (net/ipv4/tcp_output.c:1734 net/ipv4/tcp_output.c:4383) [ 31.998321][ C3] tcp_v4_connect (net/ipv4/tcp_ipv4.c:345) [ 31.998323][ C3] ? established_get_first (net/ipv4/tcp_ipv4.c:2614 (discriminator 1)) [ 31.998325][ C3] ? lockdep_init_map_type (kernel/locking/lockdep.c:4989) [ 31.998326][ C3] ? 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) [ 31.998328][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.998331][ C3] __inet_stream_connect (net/ipv4/af_inet.c:690) [ 31.998333][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.998335][ C3] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 31.998337][ C3] inet_stream_connect (net/ipv4/af_inet.c:761) [ 31.998339][ C3] __sys_connect (net/socket.c:2141 (discriminator 3) net/socket.c:2166 (discriminator 3) net/socket.c:2183 (discriminator 3)) [ 31.998342][ C3] ? do_fcntl (fs/fcntl.c:477) [ 31.998345][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.998346][ C3] ? __sys_connect_file (net/socket.c:2141 (discriminator 3)) [ 31.998349][ C3] ? fdget_raw (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1214) [ 31.998352][ C3] __x64_sys_connect (net/socket.c:2189 net/socket.c:2186 net/socket.c:2186) [ 31.998353][ C3] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 31.998355][ C3] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 31.998357][ C3] ? irq_exit_rcu (kernel/softirq.c:786) [ 31.998359][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.998361][ C3] RIP: 0033:0x7fbb29b4454e [ 31.998364][ C3] 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 [ 31.998366][ C3] RSP: 002b:00007fff2c8d8df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002a [ 31.998370][ C3] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbb29b4454e [ 31.998371][ C3] RDX: 0000000000000010 RSI: 00007fff2c8d8e80 RDI: 0000000000000005 [ 31.998372][ C3] RBP: 00007fff2c8d8e00 R08: 0000000000000000 R09: 0000000000000000 [ 31.998373][ C3] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff2c8d8ff8 [ 31.998374][ C3] R13: 0000000000000005 R14: 00007fbb29d15000 R15: 0000000000402e00 | [ 84.440793][ T1034] softirqs last disabled at (0): 0x0 | [ 84.440795][ T1034] Preemption disabled at: | [ 84.440796][ T1034] vprintk_emit (kernel/printk/printk.c:2471) | [ 84.440807][ T1034] Tainted: [W]=WARN [ 84.440808][ T1034] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.440810][ T1034] Call Trace: [ 84.440811][ T1034] [ 84.440812][ T1034] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 84.440817][ T1034] ? vprintk_emit (kernel/printk/printk.c:2471) [ 84.440819][ T1034] __might_resched.cold (kernel/sched/core.c:9234) [ 84.440823][ T1034] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 84.440825][ T1034] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 84.440829][ T1034] __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)) [ 84.440832][ T1034] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 84.440835][ T1034] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 84.440840][ T1034] ? 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) [ 84.440842][ T1034] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 84.440844][ T1034] put_chars (drivers/char/virtio_console.c:1176) [ 84.440846][ T1034] ? __send_to_port (drivers/char/virtio_console.c:654) [ 84.440848][ T1034] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 84.440850][ T1034] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 84.440854][ T1034] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 84.440856][ T1034] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 84.440857][ T1034] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 84.440858][ T1034] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 84.440861][ T1034] console_emit_next_record (kernel/printk/printk.c:3183) [ 84.440863][ T1034] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 84.440865][ T1034] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 84.440866][ T1034] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 84.440867][ T1034] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 84.440868][ T1034] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 84.440870][ T1034] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 84.440871][ T1034] console_flush_one_record (kernel/printk/printk.c:3268) [ 84.440873][ T1034] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 84.440875][ T1034] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 84.440877][ T1034] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 84.440879][ T1034] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 84.440880][ T1034] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 84.440881][ T1034] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 84.440882][ T1034] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 84.440884][ T1034] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 84.440886][ T1034] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 84.440888][ T1034] ? vprintk_emit (kernel/printk/printk.c:2478) [ 84.440890][ T1034] vprintk_emit (kernel/printk/printk.c:2479) [ 84.440892][ T1034] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 84.440894][ T1034] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 84.440898][ T1034] ? 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 [ 84.440900][ T1034] _printk (kernel/printk/printk.c:2504) [ 84.440903][ T1034] ? snapshot_read.cold (user.c:?) [ 84.440905][ T1034] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 84.440907][ T1034] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 84.440910][ T1034] ? __mutex_unlock_slowpath (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:4480 kernel/locking/mutex.c:1021) [ 84.440912][ T1034] br_init (bridge.mod.c:?) bridge [ 84.440923][ T1034] do_one_initcall (init/main.c:1357) [ 84.440926][ T1034] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 84.440929][ T1034] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 84.440931][ T1034] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 84.440934][ T1034] do_init_module (kernel/module/main.c:3117) [ 84.440936][ T1034] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 84.440938][ T1034] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 84.440940][ T1034] load_module (kernel/module/main.c:3593) [ 84.440943][ T1034] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 84.440945][ T1034] ? backing_file_read_iter (fs/backing-file.c:211) [ 84.440949][ T1034] init_module_from_file (kernel/module/main.c:3790) [ 84.440951][ T1034] ? __ia32_sys_init_module (kernel/module/main.c:3647) [ 84.440953][ T1034] ? ovl_mmap (fs/overlayfs/file.c:477) [ 84.440957][ T1034] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 84.440959][ T1034] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 84.440961][ T1034] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 84.440962][ T1034] ? 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) [ 84.440964][ T1034] idempotent_init_module (kernel/module/main.c:3802) [ 84.440966][ T1034] ? init_module_from_file (kernel/module/main.c:3791) [ 84.440969][ T1034] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 84.440970][ T1034] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 84.440973][ T1034] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 84.440974][ T1034] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 84.440978][ T1034] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 84.440980][ T1034] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 84.440982][ T1034] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 84.440985][ T1034] RIP: 0033:0x7f3314fd337d [ 84.440987][ T1034] 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 [ 84.440989][ T1034] RSP: 002b:00007ffc24581ce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 84.440992][ T1034] RAX: ffffffffffffffda RBX: 000055dbd7f76810 RCX: 00007f3314fd337d [ 84.440994][ T1034] RDX: 0000000000000000 RSI: 000055dbb9d96ffd RDI: 0000000000000002 [ 84.440995][ T1034] RBP: 00007ffc24581d80 R08: 0000000000000000 R09: 0000000000000000 [ 84.440996][ T1034] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dbb9d96ffd [ 84.440997][ T1034] R13: 000055dbd7f769c0 R14: 0000000000040000 R15: 0000000000000000 | [ 90.486744][ T1057] softirqs last disabled at (0): 0x0 | [ 90.486746][ T1057] Preemption disabled at: | [ 90.486747][ T1057] 0x0 | [ 90.486758][ T1057] Tainted: [W]=WARN [ 90.486759][ T1057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 90.486761][ T1057] Call Trace: [ 90.486762][ T1057] [ 90.486763][ T1057] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 90.486768][ T1057] __might_resched.cold (kernel/sched/core.c:9234) [ 90.486773][ T1057] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 90.486775][ T1057] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.486779][ T1057] __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)) [ 90.486782][ T1057] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 90.486786][ T1057] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 90.486790][ T1057] ? 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) [ 90.486792][ T1057] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 90.486794][ T1057] put_chars (drivers/char/virtio_console.c:1176) [ 90.486796][ T1057] ? __send_to_port (drivers/char/virtio_console.c:654) [ 90.486798][ T1057] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 90.486800][ T1057] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 90.486802][ T1057] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 90.486806][ T1057] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 90.486807][ T1057] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 90.486809][ T1057] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 90.486812][ T1057] console_emit_next_record (kernel/printk/printk.c:3183) [ 90.486814][ T1057] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 90.486816][ T1057] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.486817][ T1057] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.486818][ T1057] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.486819][ T1057] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 90.486821][ T1057] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 90.486823][ T1057] console_flush_one_record (kernel/printk/printk.c:3268) [ 90.486824][ T1057] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 90.486827][ T1057] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 90.486828][ T1057] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 90.486830][ T1057] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 90.486831][ T1057] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.486832][ T1057] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 90.486834][ T1057] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 90.486835][ T1057] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 90.486837][ T1057] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 90.486839][ T1057] ? vprintk_emit (kernel/printk/printk.c:2478) [ 90.486841][ T1057] vprintk_emit (kernel/printk/printk.c:2479) [ 90.486843][ T1057] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 90.486844][ T1057] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 90.486846][ T1057] ? forget_original_parent (kernel/exit.c:635 kernel/exit.c:740) [ 90.486848][ T1057] _printk (kernel/printk/printk.c:2504) [ 90.486851][ T1057] ? snapshot_read.cold (user.c:?) [ 90.486853][ T1057] ? 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) [ 90.486855][ T1057] ? 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) [ 90.486857][ T1057] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 90.486859][ T1057] ? 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) [ 90.486861][ T1057] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 90.486864][ T1057] ? exit_notify (kernel/exit.c:780) [ 90.486866][ T1057] ? posixtimer_sig_unignore.isra.0 (kernel/signal.c:1971 (discriminator 3)) [ 90.486868][ T1057] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.486870][ T1057] do_group_exit (kernel/exit.c:1151) [ 90.486872][ T1057] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 90.486874][ T1057] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 90.486876][ T1057] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 90.486880][ T1057] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 90.486882][ T1057] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 90.486885][ T1057] RIP: 0033:0x7faf076de1b8 [ 90.486886][ T1057] Code: Unable to access opcode bytes at 0x7faf076de18e. Code starting with the faulting instruction =========================================== [ 90.486888][ T1057] RSP: 002b:00007ffcffca6078 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 90.486891][ T1057] RAX: ffffffffffffffda RBX: 00007faf0780ef88 RCX: 00007faf076de1b8 [ 90.486893][ T1057] RDX: 00007faf0761ba48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 90.486894][ T1057] RBP: 00007ffcffca60d0 R08: 0000000000000000 R09: 0000000000000000 [ 90.486894][ T1057] R10: 00007ffcffca5f10 R11: 0000000000000246 R12: 0000000000000001 [ 90.486895][ T1057] R13: 0000000000000000 R14: 00007faf0780d680 R15: 00007faf0780efa0 | [ 96.124185][ T1077] softirqs last disabled at (0): 0x0 | [ 96.124187][ T1077] Preemption disabled at: | [ 96.124187][ T1077] 0x0 | [ 96.124196][ T1077] Tainted: [W]=WARN [ 96.124197][ T1077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 96.124199][ T1077] Call Trace: [ 96.124200][ T1077] [ 96.124201][ T1077] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 96.124206][ T1077] __might_resched.cold (kernel/sched/core.c:9234) [ 96.124210][ T1077] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 96.124213][ T1077] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 96.124217][ T1077] __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)) [ 96.124220][ T1077] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 96.124223][ T1077] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 96.124228][ T1077] ? 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) [ 96.124229][ T1077] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 96.124231][ T1077] put_chars (drivers/char/virtio_console.c:1176) [ 96.124234][ T1077] ? __send_to_port (drivers/char/virtio_console.c:654) [ 96.124235][ T1077] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 96.124237][ T1077] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 96.124239][ T1077] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 96.124244][ T1077] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 96.124245][ T1077] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 96.124247][ T1077] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 96.124249][ T1077] console_emit_next_record (kernel/printk/printk.c:3183) [ 96.124252][ T1077] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 96.124253][ T1077] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 96.124254][ T1077] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 96.124255][ T1077] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 96.124257][ T1077] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 96.124259][ T1077] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 96.124260][ T1077] console_flush_one_record (kernel/printk/printk.c:3268) [ 96.124262][ T1077] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 96.124264][ T1077] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 96.124265][ T1077] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 96.124267][ T1077] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 96.124268][ T1077] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 96.124269][ T1077] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 96.124271][ T1077] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 96.124272][ T1077] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 96.124274][ T1077] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 96.124277][ T1077] ? vprintk_emit (kernel/printk/printk.c:2478) [ 96.124279][ T1077] vprintk_emit (kernel/printk/printk.c:2479) [ 96.124281][ T1077] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 96.124282][ T1077] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 96.124284][ T1077] ? forget_original_parent (kernel/exit.c:635 kernel/exit.c:740) [ 96.124286][ T1077] _printk (kernel/printk/printk.c:2504) [ 96.124289][ T1077] ? snapshot_read.cold (user.c:?) [ 96.124291][ T1077] ? 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) [ 96.124293][ T1077] ? 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) [ 96.124295][ T1077] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 96.124297][ T1077] ? 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) [ 96.124299][ T1077] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 96.124302][ T1077] ? exit_notify (kernel/exit.c:780) [ 96.124303][ T1077] ? posixtimer_sig_unignore.isra.0 (kernel/signal.c:1971 (discriminator 3)) [ 96.124306][ T1077] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 96.124307][ T1077] do_group_exit (kernel/exit.c:1151) [ 96.124309][ T1077] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 96.124311][ T1077] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 96.124313][ T1077] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 96.124317][ T1077] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 96.124319][ T1077] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 96.124322][ T1077] RIP: 0033:0x7fd8b76121b8 [ 96.124324][ T1077] Code: Unable to access opcode bytes at 0x7fd8b761218e. Code starting with the faulting instruction =========================================== [ 96.124325][ T1077] RSP: 002b:00007ffd9d874248 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 96.124328][ T1077] RAX: ffffffffffffffda RBX: 00007fd8b7742f88 RCX: 00007fd8b76121b8 [ 96.124330][ T1077] RDX: 00007fd8b754fa48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 96.124331][ T1077] RBP: 00007ffd9d8742a0 R08: 0000000000000000 R09: 0000000000000000 [ 96.124331][ T1077] R10: 00007ffd9d8740e0 R11: 0000000000000246 R12: 0000000000000001 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 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