====================================== | [ 10.875414][ T280] softirqs last disabled at (0): 0x0 | [ 10.875416][ T280] Preemption disabled at: | [ 10.875417][ T280] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.875427][ T280] Tainted: [W]=WARN [ 10.875428][ T280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.875430][ T280] Call Trace: [ 10.875431][ T280] [ 10.875432][ T280] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.875438][ T280] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.875439][ T280] __might_resched.cold (kernel/sched/core.c:9234) [ 10.875443][ T280] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.875447][ T280] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 10.875450][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.875453][ T280] __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)) [ 10.875455][ T280] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.875458][ T280] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.875464][ T280] ? 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) [ 10.875465][ T280] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.875468][ T280] put_chars (drivers/char/virtio_console.c:1176) [ 10.875469][ T280] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.875471][ T280] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 10.875473][ T280] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.875478][ T280] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.875480][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.875481][ T280] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.875484][ T280] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.875486][ T280] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.875488][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.875489][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.875490][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.875491][ T280] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.875493][ T280] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 10.875495][ T280] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.875497][ T280] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.875500][ T280] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.875502][ T280] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.875503][ T280] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.875505][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.875506][ T280] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.875507][ T280] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 10.875509][ T280] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 10.875510][ T280] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.875512][ T280] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.875513][ T280] vprintk_emit (kernel/printk/printk.c:2479) [ 10.875515][ T280] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.875516][ T280] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.875518][ T280] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 10.875521][ T280] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.875522][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.875524][ T280] _printk (kernel/printk/printk.c:2504) [ 10.875527][ T280] ? snapshot_read.cold (user.c:?) [ 10.875529][ T280] ? br_multicast_flood (??:?) [ 10.875532][ T280] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 10.875535][ T280] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 10.875536][ T280] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.875538][ T280] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 10.875541][ T280] br_init_port (net/bridge/br_stp_if.c:39) [ 10.875543][ T280] new_nbp (net/bridge/br_if.c:449) [ 10.875545][ T280] br_add_if (net/bridge/br_if.c:592) [ 10.875547][ T280] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 10.875550][ T280] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 10.875551][ T280] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 10.875554][ T280] do_set_master (net/core/rtnetlink.c:3071) [ 10.875556][ T280] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 10.875558][ T280] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 10.875560][ T280] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 10.875561][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.875562][ T280] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 10.875566][ T280] ? kasan_save_stack (mm/kasan/common.c:58) [ 10.875568][ T280] ? kasan_save_stack (mm/kasan/common.c:57) [ 10.875569][ T280] ? kasan_save_track (mm/kasan/common.c:78) [ 10.875570][ T280] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 10.875571][ T280] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 10.875572][ T280] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 10.875573][ T280] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.875574][ T280] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.875577][ T280] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.875578][ T280] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.875580][ T280] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 10.875582][ T280] ? ____sys_sendmsg (net/socket.c:2713) [ 10.875584][ T280] ? ___sys_sendmsg (net/socket.c:2767) [ 10.875585][ T280] ? __sys_sendmsg (net/socket.c:2799) [ 10.875587][ T280] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.875589][ T280] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.875595][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.875596][ T280] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.875598][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.875599][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.875600][ T280] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 10.875601][ T280] ? __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) [ 10.875603][ T280] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 10.875604][ T280] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 10.875605][ T280] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 10.875606][ T280] ? nla_get_range_signed (lib/nlattr.c:270) [ 10.875610][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.875611][ T280] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 10.875613][ T280] rtnl_newlink (net/core/rtnetlink.c:4215) [ 10.875615][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.875616][ T280] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.875617][ T280] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.875619][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.875620][ T280] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 10.875621][ T280] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 10.875622][ T280] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 10.875624][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.875625][ T280] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.875628][ T280] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 10.875630][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.875631][ T280] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.875633][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.875634][ T280] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.875635][ T280] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.875637][ T280] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.875638][ T280] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 10.875639][ T280] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 10.875642][ T280] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.875643][ T280] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.875644][ T280] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.875646][ T280] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.875648][ T280] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 10.875650][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.875652][ T280] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.875653][ T280] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.875656][ T280] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.875657][ T280] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.875659][ T280] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.875661][ T280] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 10.875667][ T280] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 10.875669][ T280] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.875670][ T280] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 10.875673][ T280] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 10.875675][ T280] ____sys_sendmsg (net/socket.c:2713) [ 10.875677][ T280] ? copy_msghdr_from_user (net/socket.c:2650) [ 10.875678][ T280] ? sock_write_iter (net/socket.c:1269) [ 10.875680][ T280] ? move_addr_to_kernel (net/socket.c:258) [ 10.875681][ T280] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 10.875684][ T280] ___sys_sendmsg (net/socket.c:2767) [ 10.875685][ T280] ? copy_msghdr_from_user (net/socket.c:2619) [ 10.875690][ T280] __sys_sendmsg (net/socket.c:2799) [ 10.875692][ T280] ? __sys_sendmsg_sock (net/socket.c:2780) [ 10.875695][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.875696][ T280] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.875698][ T280] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.875700][ T280] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.875701][ T280] RIP: 0033:0x7fabec29154e [ 10.875703][ T280] 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 [ 10.875705][ T280] RSP: 002b:00007ffcb13469c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.875708][ T280] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fabec29154e [ 10.875709][ T280] RDX: 0000000000000000 RSI: 00007ffcb1346a70 RDI: 0000000000000005 [ 10.875710][ T280] RBP: 00007ffcb13469d0 R08: 0000000000000000 R09: 0000000000000000 [ 10.875711][ T280] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915f19 [ 10.875712][ T280] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcb1347130 | [ 13.193475][ T342] softirqs last disabled at (0): 0x0 | [ 13.193477][ T342] Preemption disabled at: | [ 13.193477][ T342] vprintk_emit (kernel/printk/printk.c:2471) | [ 13.193487][ T342] Tainted: [W]=WARN [ 13.193488][ T342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.193490][ T342] Call Trace: [ 13.193491][ T342] [ 13.193492][ T342] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.193497][ T342] ? vprintk_emit (kernel/printk/printk.c:2471) [ 13.193499][ T342] __might_resched.cold (kernel/sched/core.c:9234) [ 13.193502][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193505][ T342] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.193508][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193509][ T342] __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)) [ 13.193512][ T342] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 13.193515][ T342] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.193520][ T342] ? 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) [ 13.193521][ T342] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.193524][ T342] put_chars (drivers/char/virtio_console.c:1176) [ 13.193525][ T342] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.193527][ T342] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 13.193529][ T342] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.193534][ T342] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.193536][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193537][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193538][ T342] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.193540][ T342] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.193543][ T342] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.193545][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193546][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193547][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193548][ T342] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.193550][ T342] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 13.193551][ T342] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.193554][ T342] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.193556][ T342] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.193558][ T342] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.193560][ T342] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.193561][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193562][ T342] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 13.193564][ T342] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 13.193565][ T342] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 13.193566][ T342] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.193568][ T342] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.193570][ T342] vprintk_emit (kernel/printk/printk.c:2479) [ 13.193571][ T342] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.193572][ T342] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 13.193576][ T342] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 13.193578][ T342] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 13.193580][ T342] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 13.193581][ T342] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 13.193584][ T342] ? ____sys_sendmsg (net/socket.c:2713) [ 13.193585][ T342] ? ___sys_sendmsg (net/socket.c:2767) [ 13.193587][ T342] _printk (kernel/printk/printk.c:2504) [ 13.193592][ T342] ? snapshot_read.cold (user.c:?) [ 13.193594][ T342] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 13.193597][ T342] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 13.193599][ T342] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 13.193601][ T342] ? netdev_notice (net/core/dev.c:13194) [ 13.193603][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193604][ T342] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 13.193606][ T342] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 13.193609][ T342] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 13.193610][ T342] ? 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) [ 13.193611][ T342] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 13.193613][ T342] dev_set_allmulti (net/core/dev_api.c:315) [ 13.193616][ T342] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 13.193619][ T342] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 13.193621][ T342] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 13.193623][ T342] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 13.193625][ T342] br_del_if (net/bridge/br_if.c:732) [ 13.193627][ T342] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.193630][ T342] do_set_master (net/core/rtnetlink.c:3055) [ 13.193632][ T342] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 13.193634][ T342] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 13.193636][ T342] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 13.193637][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193638][ T342] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 13.193642][ T342] ? kasan_save_stack (mm/kasan/common.c:58) [ 13.193644][ T342] ? kasan_save_stack (mm/kasan/common.c:57) [ 13.193645][ T342] ? kasan_save_track (mm/kasan/common.c:78) [ 13.193646][ T342] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 13.193647][ T342] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 13.193648][ T342] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 13.193649][ T342] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 13.193650][ T342] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 13.193652][ T342] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 13.193653][ T342] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 13.193655][ T342] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 13.193656][ T342] ? ____sys_sendmsg (net/socket.c:2713) [ 13.193657][ T342] ? ___sys_sendmsg (net/socket.c:2767) [ 13.193659][ T342] ? __sys_sendmsg (net/socket.c:2799) [ 13.193660][ T342] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 13.193663][ T342] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.193666][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193667][ T342] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.193668][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193674][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193676][ T342] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 13.193677][ T342] ? __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) [ 13.193679][ T342] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 13.193680][ T342] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 13.193681][ T342] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 13.193682][ T342] ? nla_get_range_signed (lib/nlattr.c:270) [ 13.193686][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193687][ T342] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 13.193689][ T342] rtnl_newlink (net/core/rtnetlink.c:4215) [ 13.193691][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193692][ T342] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 13.193693][ T342] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.193695][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193696][ T342] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 13.193697][ T342] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 13.193698][ T342] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 13.193700][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193701][ T342] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 13.193704][ T342] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 13.193707][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193708][ T342] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.193709][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193710][ T342] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 13.193711][ T342] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 13.193713][ T342] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 13.193714][ T342] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 13.193716][ T342] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 13.193718][ T342] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 13.193720][ T342] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 13.193721][ T342] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 13.193722][ T342] ? netlink_ack (./include/linux/skbuff.h:2718) [ 13.193724][ T342] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 13.193727][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193728][ T342] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 13.193730][ T342] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 13.193732][ T342] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 13.193734][ T342] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.193735][ T342] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 13.193737][ T342] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 13.193739][ T342] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 13.193741][ T342] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.193742][ T342] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 13.193746][ T342] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 13.193747][ T342] ____sys_sendmsg (net/socket.c:2713) [ 13.193749][ T342] ? copy_msghdr_from_user (net/socket.c:2650) [ 13.193750][ T342] ? sock_write_iter (net/socket.c:1269) [ 13.193752][ T342] ? move_addr_to_kernel (net/socket.c:258) [ 13.193753][ T342] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 13.193756][ T342] ___sys_sendmsg (net/socket.c:2767) [ 13.193757][ T342] ? copy_msghdr_from_user (net/socket.c:2619) [ 13.193762][ T342] __sys_sendmsg (net/socket.c:2799) [ 13.193764][ T342] ? __sys_sendmsg_sock (net/socket.c:2780) [ 13.193767][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.193768][ T342] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 13.193770][ T342] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 13.193772][ T342] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.193773][ T342] RIP: 0033:0x7fba2028f54e [ 13.193775][ T342] 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 [ 13.193777][ T342] RSP: 002b:00007ffec37a0ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.193780][ T342] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fba2028f54e [ 13.193781][ T342] RDX: 0000000000000000 RSI: 00007ffec37a0b60 RDI: 0000000000000005 [ 13.193782][ T342] RBP: 00007ffec37a0ac0 R08: 0000000000000000 R09: 0000000000000000 [ 13.193783][ T342] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915f1b [ 13.193784][ T342] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffec37a1220 | [ 15.719803][ T426] softirqs last disabled at (0): 0x0 | [ 15.719804][ T426] Preemption disabled at: | [ 15.719805][ T426] vprintk_emit (kernel/printk/printk.c:2471) | [ 15.719815][ T426] Tainted: [W]=WARN [ 15.719816][ T426] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.719817][ T426] Call Trace: [ 15.719819][ T426] [ 15.719820][ T426] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.719826][ T426] ? vprintk_emit (kernel/printk/printk.c:2471) [ 15.719827][ T426] __might_resched.cold (kernel/sched/core.c:9234) [ 15.719830][ T426] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.719833][ T426] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.719837][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.719839][ T426] __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)) [ 15.719842][ T426] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 15.719844][ T426] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.719849][ T426] ? 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) [ 15.719851][ T426] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.719853][ T426] put_chars (drivers/char/virtio_console.c:1176) [ 15.719855][ T426] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.719857][ T426] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 15.719859][ T426] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.719864][ T426] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.719866][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.719867][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.719868][ T426] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.719870][ T426] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.719872][ T426] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.719874][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.719875][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.719876][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.719877][ T426] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.719879][ T426] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 15.719881][ T426] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.719883][ T426] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.719885][ T426] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.719887][ T426] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.719889][ T426] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.719890][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.719891][ T426] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 15.719893][ T426] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 15.719894][ T426] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 15.719896][ T426] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.719897][ T426] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.719899][ T426] vprintk_emit (kernel/printk/printk.c:2479) [ 15.719900][ T426] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.719901][ T426] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 15.719904][ T426] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 15.719907][ T426] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.719909][ T426] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 15.719910][ T426] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 15.719913][ T426] ? ____sys_sendmsg (net/socket.c:2713) [ 15.719914][ T426] ? ___sys_sendmsg (net/socket.c:2767) [ 15.719916][ T426] _printk (kernel/printk/printk.c:2504) [ 15.719919][ T426] ? snapshot_read.cold (user.c:?) [ 15.719921][ T426] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 15.719924][ T426] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 15.719926][ T426] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 15.719928][ T426] ? netdev_notice (net/core/dev.c:13194) [ 15.719930][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.719931][ T426] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 15.719932][ T426] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 15.719935][ T426] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 15.719937][ T426] ? 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) [ 15.719938][ T426] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 15.719940][ T426] dev_set_allmulti (net/core/dev_api.c:315) [ 15.719943][ T426] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 15.719946][ T426] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 15.719948][ T426] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 15.719949][ T426] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 15.719952][ T426] br_del_if (net/bridge/br_if.c:732) [ 15.719954][ T426] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 15.719957][ T426] do_set_master (net/core/rtnetlink.c:3055) [ 15.719958][ T426] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 15.719960][ T426] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 15.719963][ T426] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 15.719964][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.719965][ T426] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 15.719968][ T426] ? kasan_save_stack (mm/kasan/common.c:58) [ 15.719970][ T426] ? kasan_save_stack (mm/kasan/common.c:57) [ 15.719971][ T426] ? kasan_save_track (mm/kasan/common.c:78) [ 15.719972][ T426] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 15.719973][ T426] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 15.719974][ T426] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 15.719975][ T426] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 15.719977][ T426] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 15.719978][ T426] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.719980][ T426] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 15.719981][ T426] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 15.719982][ T426] ? ____sys_sendmsg (net/socket.c:2713) [ 15.719984][ T426] ? ___sys_sendmsg (net/socket.c:2767) [ 15.719985][ T426] ? __sys_sendmsg (net/socket.c:2799) [ 15.719987][ T426] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.719990][ T426] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.719992][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.719993][ T426] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.719995][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.719996][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.719997][ T426] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 15.719998][ T426] ? __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) [ 15.720000][ T426] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 15.720001][ T426] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 15.720002][ T426] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 15.720003][ T426] ? nla_get_range_signed (lib/nlattr.c:270) [ 15.720007][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.720008][ T426] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 15.720010][ T426] rtnl_newlink (net/core/rtnetlink.c:4215) [ 15.720012][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.720013][ T426] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.720014][ T426] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.720015][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.720017][ T426] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 15.720018][ T426] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 15.720019][ T426] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 15.720021][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.720022][ T426] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 15.720025][ T426] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 15.720027][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.720028][ T426] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.720030][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.720031][ T426] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.720032][ T426] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 15.720034][ T426] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.720035][ T426] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 15.720037][ T426] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 15.720039][ T426] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 15.720040][ T426] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.720042][ T426] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 15.720043][ T426] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.720045][ T426] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 15.720048][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.720049][ T426] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 15.720051][ T426] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.720053][ T426] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.720055][ T426] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.720056][ T426] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 15.720058][ T426] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 15.720060][ T426] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 15.720062][ T426] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.720063][ T426] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 15.720066][ T426] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 15.720068][ T426] ____sys_sendmsg (net/socket.c:2713) [ 15.720070][ T426] ? copy_msghdr_from_user (net/socket.c:2650) [ 15.720071][ T426] ? sock_write_iter (net/socket.c:1269) [ 15.720073][ T426] ? move_addr_to_kernel (net/socket.c:258) [ 15.720074][ T426] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 15.720076][ T426] ___sys_sendmsg (net/socket.c:2767) [ 15.720078][ T426] ? copy_msghdr_from_user (net/socket.c:2619) [ 15.720083][ T426] __sys_sendmsg (net/socket.c:2799) [ 15.720085][ T426] ? __sys_sendmsg_sock (net/socket.c:2780) [ 15.720087][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.720089][ T426] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.720090][ T426] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.720092][ T426] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.720094][ T426] RIP: 0033:0x7fec44bc354e [ 15.720096][ T426] 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 [ 15.720098][ T426] RSP: 002b:00007ffc5fac3eb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.720101][ T426] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fec44bc354e [ 15.720102][ T426] RDX: 0000000000000000 RSI: 00007ffc5fac3f60 RDI: 0000000000000005 [ 15.720103][ T426] RBP: 00007ffc5fac3ec0 R08: 0000000000000000 R09: 0000000000000000 [ 15.720104][ T426] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915f1e [ 15.720105][ T426] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc5fac4620 | [ 18.274217][ T504] softirqs last disabled at (0): 0x0 | [ 18.274219][ T504] Preemption disabled at: | [ 18.274219][ T504] vprintk_emit (kernel/printk/printk.c:2471) | [ 18.274229][ T504] Tainted: [W]=WARN [ 18.274230][ T504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.274232][ T504] Call Trace: [ 18.274233][ T504] [ 18.274234][ T504] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 18.274240][ T504] ? vprintk_emit (kernel/printk/printk.c:2471) [ 18.274241][ T504] __might_resched.cold (kernel/sched/core.c:9234) [ 18.274245][ T504] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 18.274248][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.274250][ T504] __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)) [ 18.274253][ T504] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 18.274256][ T504] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.274261][ T504] ? 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) [ 18.274263][ T504] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.274266][ T504] put_chars (drivers/char/virtio_console.c:1176) [ 18.274267][ T504] ? __send_to_port (drivers/char/virtio_console.c:654) [ 18.274269][ T504] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 18.274271][ T504] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 18.274276][ T504] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 18.274278][ T504] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 18.274279][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.274280][ T504] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.274282][ T504] console_emit_next_record (kernel/printk/printk.c:3183) [ 18.274285][ T504] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 18.274287][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.274288][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.274289][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.274290][ T504] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.274292][ T504] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 18.274293][ T504] console_flush_one_record (kernel/printk/printk.c:3268) [ 18.274296][ T504] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 18.274298][ T504] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 18.274300][ T504] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.274302][ T504] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 18.274303][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.274304][ T504] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 18.274305][ T504] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 18.274307][ T504] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 18.274308][ T504] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 18.274310][ T504] ? vprintk_emit (kernel/printk/printk.c:2478) [ 18.274311][ T504] vprintk_emit (kernel/printk/printk.c:2479) [ 18.274313][ T504] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 18.274315][ T504] _printk (kernel/printk/printk.c:2504) [ 18.274318][ T504] ? snapshot_read.cold (user.c:?) [ 18.274319][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.274320][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.274321][ T504] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.274323][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.274324][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.274324][ T504] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 18.274327][ T504] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 18.274329][ T504] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 18.274332][ T504] ? netdev_notice (net/core/dev.c:13194) [ 18.274333][ T504] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 18.274336][ T504] ? 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) [ 18.274338][ T504] ? trace_contention_end (./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/lock.h:121) [ 18.274340][ T504] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 18.274342][ T504] netif_set_promiscuity (net/core/dev.c:9699) [ 18.274346][ T504] dev_set_promiscuity (net/core/dev_api.c:288) [ 18.274348][ T504] macvlan_stop (drivers/net/macvlan.c:717) [ 18.274352][ T504] __dev_close_many (net/core/dev.c:1798) [ 18.274355][ T504] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 18.274361][ T504] ? netif_open (net/core/dev.c:1755) [ 18.274363][ T504] ? netif_close_many (net/core/dev.c:1824) [ 18.274365][ T504] netif_close_many (net/core/dev.c:1824) [ 18.274367][ T504] ? __dev_close_many (net/core/dev.c:1804) [ 18.274368][ T504] ? netif_close_many_and_unlock (net/core/dev.c:12411) [ 18.274371][ T504] unregister_netdevice_many_notify (net/core/dev.c:12487) [ 18.274372][ T504] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 18.274375][ T504] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 18.274377][ T504] ? unregister_netdevice_many (net/core/dev.c:12589) [ 18.274378][ T504] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 18.274380][ T504] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 18.274382][ T504] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 18.274384][ T504] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 18.274386][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.274387][ T504] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 18.274388][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.274393][ T504] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 18.274396][ T504] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.274398][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.274399][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.274400][ T504] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.274401][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.274402][ T504] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 18.274404][ T504] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 18.274406][ T504] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 18.274408][ T504] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 18.274410][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.274411][ T504] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 18.274414][ T504] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 18.274416][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.274417][ T504] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.274419][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.274420][ T504] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 18.274421][ T504] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 18.274423][ T504] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 18.274424][ T504] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 18.274427][ T504] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 18.274430][ T504] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 18.274432][ T504] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 18.274433][ T504] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 18.274435][ T504] ? netlink_ack (./include/linux/skbuff.h:2718) [ 18.274436][ T504] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 18.274439][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.274440][ T504] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 18.274442][ T504] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 18.274444][ T504] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 18.274446][ T504] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.274448][ T504] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 18.274450][ T504] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 18.274451][ T504] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 18.274453][ T504] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.274454][ T504] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 18.274457][ T504] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 18.274460][ T504] ____sys_sendmsg (net/socket.c:2713) [ 18.274462][ T504] ? copy_msghdr_from_user (net/socket.c:2650) [ 18.274463][ T504] ? sock_write_iter (net/socket.c:1269) [ 18.274465][ T504] ? move_addr_to_kernel (net/socket.c:258) [ 18.274466][ T504] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 18.274469][ T504] ___sys_sendmsg (net/socket.c:2767) [ 18.274470][ T504] ? copy_msghdr_from_user (net/socket.c:2619) [ 18.274475][ T504] __sys_sendmsg (net/socket.c:2799) [ 18.274477][ T504] ? __sys_sendmsg_sock (net/socket.c:2780) [ 18.274480][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.274481][ T504] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 18.274484][ T504] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 18.274486][ T504] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.274487][ T504] RIP: 0033:0x7fe7e7aaf54e [ 18.274489][ T504] 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 [ 18.274491][ T504] RSP: 002b:00007fffeef2b380 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 18.274494][ T504] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe7e7aaf54e [ 18.274496][ T504] RDX: 0000000000000000 RSI: 00007fffeef2b430 RDI: 0000000000000005 [ 18.274497][ T504] RBP: 00007fffeef2b390 R08: 0000000000000000 R09: 0000000000000000 [ 18.274497][ T504] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915f20 [ 18.274498][ T504] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffeef2baf0 | [ 20.795318][ T591] softirqs last disabled at (0): 0x0 | [ 20.795319][ T591] Preemption disabled at: | [ 20.795320][ T591] vprintk_emit (kernel/printk/printk.c:2471) | [ 20.795330][ T591] Tainted: [W]=WARN [ 20.795331][ T591] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.795333][ T591] Call Trace: [ 20.795334][ T591] [ 20.795335][ T591] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 20.795341][ T591] ? vprintk_emit (kernel/printk/printk.c:2471) [ 20.795343][ T591] __might_resched.cold (kernel/sched/core.c:9234) [ 20.795346][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795349][ T591] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 20.795352][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795353][ T591] __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)) [ 20.795357][ T591] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 20.795360][ T591] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.795365][ T591] ? 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) [ 20.795367][ T591] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.795369][ T591] put_chars (drivers/char/virtio_console.c:1176) [ 20.795371][ T591] ? __send_to_port (drivers/char/virtio_console.c:654) [ 20.795373][ T591] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 20.795375][ T591] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 20.795380][ T591] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 20.795382][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795383][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795384][ T591] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.795387][ T591] console_emit_next_record (kernel/printk/printk.c:3183) [ 20.795389][ T591] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 20.795391][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795393][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795394][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795395][ T591] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.795397][ T591] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 20.795398][ T591] console_flush_one_record (kernel/printk/printk.c:3268) [ 20.795401][ T591] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 20.795404][ T591] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 20.795405][ T591] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.795407][ T591] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 20.795409][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795410][ T591] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 20.795411][ T591] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 20.795413][ T591] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 20.795414][ T591] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 20.795416][ T591] ? vprintk_emit (kernel/printk/printk.c:2478) [ 20.795418][ T591] vprintk_emit (kernel/printk/printk.c:2479) [ 20.795419][ T591] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 20.795421][ T591] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 20.795424][ T591] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 20.795427][ T591] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 20.795428][ T591] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 20.795430][ T591] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 20.795433][ T591] ? ____sys_sendmsg (net/socket.c:2713) [ 20.795434][ T591] ? ___sys_sendmsg (net/socket.c:2767) [ 20.795436][ T591] _printk (kernel/printk/printk.c:2504) [ 20.795439][ T591] ? snapshot_read.cold (user.c:?) [ 20.795441][ T591] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 20.795444][ T591] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 20.795446][ T591] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 20.795449][ T591] ? netdev_notice (net/core/dev.c:13194) [ 20.795451][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795452][ T591] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 20.795453][ T591] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 20.795456][ T591] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 20.795458][ T591] ? 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) [ 20.795459][ T591] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 20.795461][ T591] dev_set_allmulti (net/core/dev_api.c:315) [ 20.795464][ T591] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 20.795467][ T591] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 20.795470][ T591] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 20.795471][ T591] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 20.795474][ T591] br_del_if (net/bridge/br_if.c:732) [ 20.795475][ T591] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.795478][ T591] do_set_master (net/core/rtnetlink.c:3055) [ 20.795479][ T591] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 20.795481][ T591] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 20.795484][ T591] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 20.795485][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795486][ T591] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 20.795489][ T591] ? kasan_save_stack (mm/kasan/common.c:58) [ 20.795492][ T591] ? kasan_save_stack (mm/kasan/common.c:57) [ 20.795493][ T591] ? kasan_save_track (mm/kasan/common.c:78) [ 20.795494][ T591] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 20.795495][ T591] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 20.795496][ T591] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 20.795497][ T591] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 20.795498][ T591] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 20.795500][ T591] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 20.795502][ T591] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 20.795503][ T591] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 20.795504][ T591] ? ____sys_sendmsg (net/socket.c:2713) [ 20.795506][ T591] ? ___sys_sendmsg (net/socket.c:2767) [ 20.795507][ T591] ? __sys_sendmsg (net/socket.c:2799) [ 20.795509][ T591] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 20.795512][ T591] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.795515][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795516][ T591] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.795517][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795518][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795519][ T591] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 20.795521][ T591] ? __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) [ 20.795523][ T591] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 20.795524][ T591] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 20.795525][ T591] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 20.795526][ T591] ? nla_get_range_signed (lib/nlattr.c:270) [ 20.795529][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795531][ T591] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 20.795533][ T591] rtnl_newlink (net/core/rtnetlink.c:4215) [ 20.795535][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795536][ T591] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 20.795537][ T591] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.795539][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795540][ T591] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 20.795541][ T591] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 20.795543][ T591] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 20.795544][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795545][ T591] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 20.795548][ T591] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 20.795551][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795552][ T591] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.795553][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795555][ T591] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 20.795556][ T591] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 20.795558][ T591] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 20.795559][ T591] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 20.795560][ T591] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 20.795563][ T591] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 20.795565][ T591] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 20.795566][ T591] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 20.795567][ T591] ? netlink_ack (./include/linux/skbuff.h:2718) [ 20.795569][ T591] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 20.795572][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795573][ T591] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 20.795576][ T591] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 20.795578][ T591] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 20.795580][ T591] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.795581][ T591] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 20.795584][ T591] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 20.795585][ T591] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 20.795587][ T591] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.795588][ T591] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 20.795595][ T591] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 20.795597][ T591] ____sys_sendmsg (net/socket.c:2713) [ 20.795598][ T591] ? copy_msghdr_from_user (net/socket.c:2650) [ 20.795600][ T591] ? sock_write_iter (net/socket.c:1269) [ 20.795602][ T591] ? move_addr_to_kernel (net/socket.c:258) [ 20.795603][ T591] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 20.795606][ T591] ___sys_sendmsg (net/socket.c:2767) [ 20.795608][ T591] ? copy_msghdr_from_user (net/socket.c:2619) [ 20.795613][ T591] __sys_sendmsg (net/socket.c:2799) [ 20.795615][ T591] ? __sys_sendmsg_sock (net/socket.c:2780) [ 20.795618][ T591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.795619][ T591] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 20.795621][ T591] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 20.795623][ T591] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.795624][ T591] RIP: 0033:0x7f655a41654e [ 20.795626][ T591] 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 [ 20.795628][ T591] RSP: 002b:00007ffd6e328c50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 20.795631][ T591] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f655a41654e [ 20.795633][ T591] RDX: 0000000000000000 RSI: 00007ffd6e328d00 RDI: 0000000000000005 [ 20.795634][ T591] RBP: 00007ffd6e328c60 R08: 0000000000000000 R09: 0000000000000000 [ 20.795634][ T591] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915f23 Finger prints: vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print