====================================== | [ 10.161234][ T228] softirqs last disabled at (0): 0x0 | [ 10.161236][ T228] Preemption disabled at: | [ 10.161237][ T228] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.161248][ T228] Tainted: [W]=WARN [ 10.161248][ T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.161250][ T228] Call Trace: [ 10.161252][ T228] [ 10.161253][ T228] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.161258][ T228] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.161260][ T228] __might_resched.cold (kernel/sched/core.c:9234) [ 10.161264][ T228] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 10.161266][ T228] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.161269][ T228] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.161273][ T228] __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)) [ 10.161276][ T228] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.161279][ T228] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.161282][ T228] ? 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) [ 10.161284][ T228] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.161286][ T228] put_chars (drivers/char/virtio_console.c:1176) [ 10.161288][ T228] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.161289][ T228] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 10.161292][ T228] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.161295][ T228] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.161296][ T228] ? vsnprintf (lib/vsprintf.c:2900) [ 10.161299][ T228] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.161301][ T228] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.161302][ T228] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.161305][ T228] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.161307][ T228] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.161309][ T228] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.161311][ T228] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.161312][ T228] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.161314][ T228] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.161316][ T228] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 10.161318][ T228] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.161320][ T228] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.161322][ T228] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.161324][ T228] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.161325][ T228] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.161327][ T228] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.161329][ T228] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.161330][ T228] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.161331][ T228] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 10.161333][ T228] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.161336][ T228] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.161338][ T228] vprintk_emit (kernel/printk/printk.c:2479) [ 10.161340][ T228] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.161343][ T228] ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q [ 10.161346][ T228] _printk (kernel/printk/printk.c:2504) [ 10.161349][ T228] ? snapshot_read.cold (user.c:?) [ 10.161352][ T228] ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356) [ 10.161354][ T228] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q [ 10.161356][ T228] do_one_initcall (init/main.c:1357) [ 10.161358][ T228] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 10.161360][ T228] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 10.161363][ T228] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 10.161366][ T228] do_init_module (kernel/module/main.c:3117) [ 10.161368][ T228] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 10.161370][ T228] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 10.161372][ T228] load_module (kernel/module/main.c:3593) [ 10.161375][ T228] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 10.161378][ T228] ? __ia32_sys_fsconfig (??:?) [ 10.161380][ T228] ? ovl_real_file (fs/overlayfs/file.c:195) [ 10.161383][ T228] ? backing_file_read_iter (fs/backing-file.c:211) [ 10.161386][ T228] init_module_from_file (kernel/module/main.c:3790) [ 10.161388][ T228] ? __do_sys_init_module (kernel/module/main.c:3664) [ 10.161390][ T228] ? ovl_mmap (fs/overlayfs/file.c:477) [ 10.161393][ T228] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.161394][ T228] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.161396][ T228] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.161397][ T228] ? 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) [ 10.161399][ T228] idempotent_init_module (kernel/module/main.c:3802) [ 10.161401][ T228] ? init_module_from_file (kernel/module/main.c:3791) [ 10.161404][ T228] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.161406][ T228] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.161409][ T228] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 10.161411][ T228] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.161414][ T228] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.161416][ T228] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.161418][ T228] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.161420][ T228] RIP: 0033:0x7f8579b3037d [ 10.161422][ T228] 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 [ 10.161424][ T228] RSP: 002b:00007fffe1427358 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.161427][ T228] RAX: ffffffffffffffda RBX: 00005598ecc6b810 RCX: 00007f8579b3037d [ 10.161429][ T228] RDX: 0000000000000000 RSI: 00005598b6039ffd RDI: 0000000000000000 [ 10.161430][ T228] RBP: 00007fffe14273f0 R08: 0000000000000000 R09: 0000000000000000 [ 10.161430][ T228] R10: 0000000000000000 R11: 0000000000000246 R12: 00005598b6039ffd [ 10.161431][ T228] R13: 00005598ecc6b960 R14: 0000000000040000 R15: 0000000000000000 | [ 11.909262][ T325] softirqs last disabled at (0): 0x0 | [ 11.909263][ T325] Preemption disabled at: | [ 11.909264][ T325] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.909275][ T325] Tainted: [W]=WARN [ 11.909276][ T325] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.909277][ T325] Call Trace: [ 11.909279][ T325] [ 11.909280][ T325] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.909285][ T325] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.909287][ T325] __might_resched.cold (kernel/sched/core.c:9234) [ 11.909291][ T325] ? __module_address (kernel/module/main.c:3915) [ 11.909294][ T325] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.909297][ T325] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 11.909299][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909302][ T325] __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)) [ 11.909305][ T325] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.909308][ T325] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.909312][ T325] ? 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) [ 11.909313][ T325] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.909315][ T325] put_chars (drivers/char/virtio_console.c:1176) [ 11.909317][ T325] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 11.909318][ T325] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.909320][ T325] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 11.909322][ T325] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.909325][ T325] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.909327][ T325] ? 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) [ 11.909328][ T325] ? vsnprintf (lib/vsprintf.c:2900) [ 11.909331][ T325] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.909333][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909334][ T325] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.909336][ T325] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.909339][ T325] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.909341][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909342][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909344][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909346][ T325] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.909347][ T325] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 11.909349][ T325] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.909351][ T325] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.909354][ T325] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.909356][ T325] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.909357][ T325] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.909359][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909360][ T325] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 11.909362][ T325] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.909363][ T325] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 11.909365][ T325] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.909367][ T325] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.909369][ T325] vprintk_emit (kernel/printk/printk.c:2479) [ 11.909371][ T325] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.909373][ T325] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.909375][ T325] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 11.909376][ T325] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.909378][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909380][ T325] _printk (kernel/printk/printk.c:2504) [ 11.909383][ T325] ? snapshot_read.cold (user.c:?) [ 11.909385][ T325] ? br_multicast_flood (??:?) bridge [ 11.909396][ T325] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 11.909399][ T325] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.909400][ T325] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.909402][ T325] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 11.909410][ T325] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 11.909418][ T325] new_nbp (net/bridge/br_if.c:449) bridge [ 11.909425][ T325] br_add_if (net/bridge/br_if.c:592) bridge [ 11.909431][ T325] ? bpf_address_lookup (kernel/bpf/core.c:730) [ 11.909434][ T325] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 11.909436][ T325] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 11.909438][ T325] ? __kernel_text_address (kernel/extable.c:79) [ 11.909440][ T325] do_set_master (net/core/rtnetlink.c:3071) [ 11.909443][ T325] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 11.909444][ T325] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 11.909446][ T325] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 11.909447][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909449][ T325] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 11.909452][ T325] ? kasan_save_stack (mm/kasan/common.c:58) [ 11.909455][ T325] ? kasan_save_stack (mm/kasan/common.c:57) [ 11.909456][ T325] ? kasan_save_track (mm/kasan/common.c:78) [ 11.909458][ T325] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 11.909459][ T325] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 11.909461][ T325] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 11.909462][ T325] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.909463][ T325] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.909465][ T325] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.909467][ T325] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.909468][ T325] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 11.909470][ T325] ? ___sys_sendmsg (net/socket.c:2767) [ 11.909471][ T325] ? __sys_sendmsg (net/socket.c:2799) [ 11.909473][ T325] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.909475][ T325] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.909477][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909479][ T325] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.909480][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909482][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909484][ T325] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 11.909487][ T325] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 11.909489][ T325] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.909490][ T325] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.909492][ T325] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 11.909493][ T325] ? nla_get_range_signed (lib/nlattr.c:270) [ 11.909495][ T325] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 11.909497][ T325] rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.909499][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909501][ T325] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.909502][ T325] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.909503][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909505][ T325] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 11.909507][ T325] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 11.909508][ T325] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 11.909510][ T325] ? __kernel_text_address (kernel/extable.c:79) [ 11.909511][ T325] ? write_profile (profile.c:?) [ 11.909512][ T325] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 11.909515][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909516][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909518][ T325] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 11.909521][ T325] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.909522][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909524][ T325] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.909525][ T325] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.909527][ T325] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.909528][ T325] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 11.909530][ T325] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 11.909532][ T325] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.909533][ T325] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.909535][ T325] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 11.909536][ T325] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.909538][ T325] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 11.909540][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909542][ T325] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 11.909543][ T325] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.909545][ T325] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.909547][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909548][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909550][ T325] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.909552][ T325] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.909554][ T325] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.909555][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909557][ T325] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 11.909559][ T325] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 11.909560][ T325] ? copy_msghdr_from_user (net/socket.c:2650) [ 11.909562][ T325] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 11.909563][ T325] ? move_addr_to_kernel (net/socket.c:258) [ 11.909565][ T325] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 11.909567][ T325] ___sys_sendmsg (net/socket.c:2767) [ 11.909569][ T325] ? copy_msghdr_from_user (net/socket.c:2619) [ 11.909574][ T325] __sys_sendmsg (net/socket.c:2799) [ 11.909576][ T325] ? __sys_sendmsg_sock (net/socket.c:2780) [ 11.909578][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.909580][ T325] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.909581][ T325] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.909583][ T325] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.909585][ T325] RIP: 0033:0x7fe388b1d54e [ 11.909586][ T325] 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 [ 11.909588][ T325] RSP: 002b:00007ffd62216d90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.909592][ T325] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe388b1d54e [ 11.909593][ T325] RDX: 0000000000000000 RSI: 00007ffd62216e40 RDI: 0000000000000005 [ 11.909594][ T325] RBP: 00007ffd62216da0 R08: 0000000000000000 R09: 0000000000000000 [ 11.909595][ T325] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91593b [ 11.909595][ T325] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd62217500 | [ 12.988197][ T378] softirqs last disabled at (0): 0x0 | [ 12.988199][ T378] Preemption disabled at: | [ 12.988200][ T378] vprintk_emit (kernel/printk/printk.c:2471) | [ 12.988214][ T378] Tainted: [W]=WARN [ 12.988215][ T378] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.988217][ T378] Call Trace: [ 12.988219][ T378] [ 12.988221][ T378] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.988228][ T378] ? vprintk_emit (kernel/printk/printk.c:2471) [ 12.988230][ T378] __might_resched.cold (kernel/sched/core.c:9234) [ 12.988235][ T378] ? __module_address (kernel/module/main.c:3915) [ 12.988239][ T378] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.988243][ T378] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 12.988246][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988250][ T378] __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)) [ 12.988255][ T378] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.988258][ T378] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.988263][ T378] ? 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) [ 12.988266][ T378] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.988268][ T378] put_chars (drivers/char/virtio_console.c:1176) [ 12.988271][ T378] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 12.988273][ T378] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.988276][ T378] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 12.988279][ T378] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.988284][ T378] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.988286][ T378] ? 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) [ 12.988288][ T378] ? vsnprintf (lib/vsprintf.c:2900) [ 12.988293][ T378] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.988295][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988298][ T378] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.988301][ T378] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.988305][ T378] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.988308][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988310][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988312][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988315][ T378] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.988318][ T378] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 12.988320][ T378] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.988323][ T378] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.988327][ T378] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.988330][ T378] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.988332][ T378] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.988335][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988337][ T378] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 12.988339][ T378] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.988341][ T378] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 12.988344][ T378] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.988347][ T378] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.988350][ T378] vprintk_emit (kernel/printk/printk.c:2479) [ 12.988354][ T378] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.988356][ T378] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.988359][ T378] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 12.988361][ T378] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.988363][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988367][ T378] _printk (kernel/printk/printk.c:2504) [ 12.988371][ T378] ? snapshot_read.cold (user.c:?) [ 12.988374][ T378] ? br_multicast_flood (??:?) bridge [ 12.988392][ T378] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 12.988396][ T378] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 12.988397][ T378] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 12.988401][ T378] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 12.988415][ T378] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 12.988429][ T378] new_nbp (net/bridge/br_if.c:449) bridge [ 12.988442][ T378] br_add_if (net/bridge/br_if.c:592) bridge [ 12.988454][ T378] ? bpf_address_lookup (kernel/bpf/core.c:730) [ 12.988458][ T378] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 12.988461][ T378] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 12.988464][ T378] ? __kernel_text_address (kernel/extable.c:79) [ 12.988467][ T378] do_set_master (net/core/rtnetlink.c:3071) [ 12.988471][ T378] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 12.988474][ T378] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 12.988476][ T378] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 12.988478][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988480][ T378] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 12.988485][ T378] ? kasan_save_stack (mm/kasan/common.c:58) [ 12.988489][ T378] ? kasan_save_stack (mm/kasan/common.c:57) [ 12.988491][ T378] ? kasan_save_track (mm/kasan/common.c:78) [ 12.988493][ T378] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 12.988496][ T378] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 12.988498][ T378] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 12.988500][ T378] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 12.988501][ T378] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 12.988505][ T378] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.988507][ T378] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 12.988509][ T378] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 12.988512][ T378] ? ___sys_sendmsg (net/socket.c:2767) [ 12.988514][ T378] ? __sys_sendmsg (net/socket.c:2799) [ 12.988517][ T378] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.988519][ T378] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.988523][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988526][ T378] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.988528][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988530][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988533][ T378] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 12.988537][ T378] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 12.988539][ T378] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 12.988541][ T378] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 12.988544][ T378] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 12.988546][ T378] ? nla_get_range_signed (lib/nlattr.c:270) [ 12.988550][ T378] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 12.988553][ T378] rtnl_newlink (net/core/rtnetlink.c:4215) [ 12.988556][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988559][ T378] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 12.988561][ T378] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.988563][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988566][ T378] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 12.988568][ T378] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 12.988571][ T378] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 12.988573][ T378] ? __kernel_text_address (kernel/extable.c:79) [ 12.988575][ T378] ? write_profile (profile.c:?) [ 12.988577][ T378] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 12.988581][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988583][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988585][ T378] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 12.988590][ T378] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.988592][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988594][ T378] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 12.988597][ T378] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 12.988599][ T378] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.988602][ T378] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 12.988604][ T378] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 12.988607][ T378] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 12.988610][ T378] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.988612][ T378] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 12.988614][ T378] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.988616][ T378] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 12.988620][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988622][ T378] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 12.988625][ T378] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.988628][ T378] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.988631][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988633][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988636][ T378] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.988638][ T378] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 12.988641][ T378] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 12.988644][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988647][ T378] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 12.988650][ T378] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 12.988652][ T378] ? copy_msghdr_from_user (net/socket.c:2650) [ 12.988655][ T378] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 12.988657][ T378] ? move_addr_to_kernel (net/socket.c:258) [ 12.988659][ T378] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 12.988663][ T378] ___sys_sendmsg (net/socket.c:2767) [ 12.988666][ T378] ? copy_msghdr_from_user (net/socket.c:2619) [ 12.988674][ T378] __sys_sendmsg (net/socket.c:2799) [ 12.988677][ T378] ? __sys_sendmsg_sock (net/socket.c:2780) [ 12.988681][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.988684][ T378] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.988686][ T378] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.988689][ T378] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.988691][ T378] RIP: 0033:0x7fc1d022d54e [ 12.988694][ T378] 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 [ 12.988696][ T378] RSP: 002b:00007ffdd3b0cea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.988701][ T378] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc1d022d54e [ 12.988703][ T378] RDX: 0000000000000000 RSI: 00007ffdd3b0cf50 RDI: 0000000000000005 [ 12.988704][ T378] RBP: 00007ffdd3b0ceb0 R08: 0000000000000000 R09: 0000000000000000 [ 12.988706][ T378] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91593c [ 12.988707][ T378] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdd3b0d610 | [ 22.106733][ T12] softirqs last disabled at (84): addrconf_verify_rtnl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/ipv6/addrconf.c:4652 (discriminator 2)) | [ 22.106736][ T12] Preemption disabled at: | [ 22.106736][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 22.106748][ T12] Tainted: [W]=WARN [ 22.106749][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.106751][ T12] Workqueue: netns cleanup_net [ 22.106757][ T12] Call Trace: [ 22.106758][ T12] [ 22.106760][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 22.106765][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 22.106770][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 22.106774][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 22.106778][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.106781][ 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)) [ 22.106784][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.106787][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 22.106791][ 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) [ 22.106793][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 22.106795][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 22.106797][ T12] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 22.106798][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 22.106800][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 22.106803][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 22.106806][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 22.106807][ T12] ? 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) [ 22.106809][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.106810][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.106812][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.106814][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.106816][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 22.106819][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 22.106821][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.106822][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.106824][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.106826][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.106827][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 22.106829][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 22.106832][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 22.106834][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 22.106836][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.106838][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 22.106839][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.106841][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 22.106842][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 22.106850][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 22.106852][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 22.106854][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 22.106856][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 22.106859][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 22.106860][ T12] ? process_one_work (kernel/workqueue.c:3387) [ 22.106863][ T12] ? kthread (kernel/kthread.c:436) [ 22.106865][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 22.106868][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 22.106870][ T12] _printk (kernel/printk/printk.c:2504) [ 22.106873][ T12] ? snapshot_read.cold (user.c:?) [ 22.106875][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 22.106878][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 22.106880][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 22.106882][ T12] ? netdev_notice (net/core/dev.c:13194) [ 22.106884][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.106885][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 22.106887][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 22.106889][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 22.106890][ 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) [ 22.106893][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 22.106895][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 22.106898][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 22.106912][ T12] br_dev_delete (net/bridge/br_if.c:387) bridge [ 22.106921][ T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge [ 22.106928][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 22.106931][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 22.106932][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 22.106936][ T12] cleanup_net (net/core/net_namespace.c:706) [ 22.106938][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 22.106940][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.106941][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.106944][ T12] process_one_work (kernel/workqueue.c:3387) [ 22.106946][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 22.106949][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.106951][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 22.106954][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 22.106956][ T12] kthread (kernel/kthread.c:436) [ 22.106958][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.106959][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 22.106961][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.106962][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 22.106964][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.106967][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print addrconf_verify_rtnl:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars