====================================== | [ 11.359014][ T280] softirqs last disabled at (0): 0x0 | [ 11.359017][ T280] Preemption disabled at: | [ 11.359018][ T280] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.359030][ T280] Tainted: [W]=WARN [ 11.359031][ T280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.359033][ T280] Call Trace: [ 11.359035][ T280] [ 11.359037][ T280] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.359046][ T280] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.359048][ T280] __might_resched.cold (kernel/sched/core.c:9234) [ 11.359053][ T280] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.359057][ T280] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 11.359061][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.359065][ 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)) [ 11.359069][ T280] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.359072][ T280] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.359078][ 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) [ 11.359081][ T280] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.359085][ T280] put_chars (drivers/char/virtio_console.c:1176) [ 11.359087][ T280] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.359090][ T280] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 11.359094][ T280] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.359100][ T280] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.359103][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.359105][ T280] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.359109][ T280] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.359112][ T280] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.359115][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.359117][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.359119][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.359121][ T280] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.359124][ T280] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 11.359127][ T280] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.359130][ T280] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.359134][ T280] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.359137][ T280] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.359140][ T280] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.359142][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.359144][ T280] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 11.359146][ 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) [ 11.359148][ T280] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 11.359151][ T280] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.359154][ T280] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.359156][ T280] vprintk_emit (kernel/printk/printk.c:2479) [ 11.359159][ T280] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.359161][ T280] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.359163][ T280] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 11.359168][ T280] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.359170][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.359173][ T280] _printk (kernel/printk/printk.c:2504) [ 11.359176][ T280] ? snapshot_read.cold (user.c:?) [ 11.359179][ T280] ? br_multicast_flood (??:?) [ 11.359184][ T280] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 11.359187][ T280] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.359189][ T280] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.359192][ T280] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 11.359197][ T280] br_init_port (net/bridge/br_stp_if.c:39) [ 11.359200][ T280] new_nbp (net/bridge/br_if.c:449) [ 11.359203][ T280] br_add_if (net/bridge/br_if.c:592) [ 11.359206][ T280] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 11.359210][ T280] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 11.359212][ T280] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 11.359217][ T280] do_set_master (net/core/rtnetlink.c:3071) [ 11.359219][ T280] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 11.359222][ T280] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 11.359226][ T280] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 11.359228][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.359230][ T280] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 11.359235][ T280] ? kasan_save_stack (mm/kasan/common.c:58) [ 11.359237][ T280] ? kasan_save_stack (mm/kasan/common.c:57) [ 11.359239][ T280] ? kasan_save_track (mm/kasan/common.c:78) [ 11.359241][ T280] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 11.359243][ T280] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 11.359245][ T280] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 11.359246][ T280] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.359248][ T280] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.359252][ T280] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.359255][ T280] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.359257][ T280] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 11.359260][ T280] ? ____sys_sendmsg (net/socket.c:2713) [ 11.359263][ T280] ? ___sys_sendmsg (net/socket.c:2767) [ 11.359265][ T280] ? __sys_sendmsg (net/socket.c:2799) [ 11.359267][ T280] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.359271][ T280] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.359274][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.359276][ T280] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.359279][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.359280][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.359282][ T280] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 11.359285][ 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) [ 11.359287][ T280] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.359289][ T280] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.359292][ T280] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 11.359293][ T280] ? nla_get_range_signed (lib/nlattr.c:270) [ 11.359298][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.359300][ T280] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 11.359303][ T280] rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.359307][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.359309][ T280] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.359311][ T280] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.359313][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.359315][ T280] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 11.359317][ T280] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 11.359319][ T280] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 11.359322][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.359324][ T280] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 11.359328][ T280] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 11.359331][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.359333][ T280] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.359335][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.359338][ T280] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.359340][ T280] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.359343][ T280] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.359345][ T280] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 11.359347][ T280] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 11.359351][ T280] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.359354][ T280] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.359356][ T280] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 11.359358][ T280] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.359361][ T280] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 11.359365][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.359367][ T280] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 11.359370][ T280] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.359374][ T280] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.359376][ T280] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.359380][ T280] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.359383][ T280] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.359385][ T280] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 11.359388][ T280] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.359390][ T280] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 11.359395][ T280] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 11.359398][ T280] ____sys_sendmsg (net/socket.c:2713) [ 11.359400][ T280] ? copy_msghdr_from_user (net/socket.c:2650) [ 11.359403][ T280] ? sock_write_iter (net/socket.c:1269) [ 11.359405][ T280] ? move_addr_to_kernel (net/socket.c:258) [ 11.359407][ T280] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 11.359411][ T280] ___sys_sendmsg (net/socket.c:2767) [ 11.359414][ T280] ? copy_msghdr_from_user (net/socket.c:2619) [ 11.359422][ T280] __sys_sendmsg (net/socket.c:2799) [ 11.359425][ T280] ? __sys_sendmsg_sock (net/socket.c:2780) [ 11.359429][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.359432][ T280] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.359435][ T280] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.359437][ T280] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.359440][ T280] RIP: 0033:0x7f2f6512354e [ 11.359442][ 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 [ 11.359444][ T280] RSP: 002b:00007ffe6665dbd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.359449][ T280] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2f6512354e [ 11.359451][ T280] RDX: 0000000000000000 RSI: 00007ffe6665dc80 RDI: 0000000000000005 [ 11.359453][ T280] RBP: 00007ffe6665dbe0 R08: 0000000000000000 R09: 0000000000000000 [ 11.359454][ T280] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e22c [ 11.359455][ T280] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe6665e340 | [ 13.780950][ T342] softirqs last disabled at (0): 0x0 | [ 13.780952][ T342] Preemption disabled at: | [ 13.780953][ T342] vprintk_emit (kernel/printk/printk.c:2471) | [ 13.780963][ T342] Tainted: [W]=WARN [ 13.780964][ T342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.780966][ T342] Call Trace: [ 13.780968][ T342] [ 13.780969][ T342] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.780975][ T342] ? vprintk_emit (kernel/printk/printk.c:2471) [ 13.780976][ T342] __might_resched.cold (kernel/sched/core.c:9234) [ 13.780980][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.780982][ T342] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.780986][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.780987][ 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)) [ 13.780990][ T342] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 13.780994][ T342] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.780999][ 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) [ 13.781001][ T342] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.781003][ T342] put_chars (drivers/char/virtio_console.c:1176) [ 13.781005][ T342] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.781007][ T342] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 13.781009][ T342] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.781014][ T342] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.781016][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.781017][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.781018][ T342] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.781021][ T342] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.781023][ T342] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.781025][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.781026][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.781027][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.781028][ T342] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.781030][ T342] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 13.781032][ T342] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.781035][ T342] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.781037][ T342] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.781039][ T342] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.781041][ T342] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.781044][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.781045][ T342] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 13.781047][ 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) [ 13.781049][ T342] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 13.781050][ T342] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.781052][ T342] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.781053][ T342] vprintk_emit (kernel/printk/printk.c:2479) [ 13.781055][ T342] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.781056][ T342] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 13.781059][ T342] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 13.781062][ T342] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 13.781064][ T342] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 13.781065][ T342] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 13.781068][ T342] ? ____sys_sendmsg (net/socket.c:2713) [ 13.781069][ T342] ? ___sys_sendmsg (net/socket.c:2767) [ 13.781071][ T342] _printk (kernel/printk/printk.c:2504) [ 13.781074][ T342] ? snapshot_read.cold (user.c:?) [ 13.781076][ T342] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 13.781080][ T342] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 13.781082][ T342] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 13.781084][ T342] ? netdev_notice (net/core/dev.c:13194) [ 13.781086][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.781088][ T342] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 13.781089][ T342] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 13.781092][ T342] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 13.781093][ 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) [ 13.781095][ T342] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 13.781097][ T342] dev_set_allmulti (net/core/dev_api.c:315) [ 13.781099][ T342] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 13.781103][ T342] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 13.781105][ T342] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 13.781106][ T342] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 13.781109][ T342] br_del_if (net/bridge/br_if.c:732) [ 13.781111][ T342] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 13.781114][ T342] do_set_master (net/core/rtnetlink.c:3055) [ 13.781116][ T342] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 13.781118][ T342] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 13.781120][ T342] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 13.781122][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.781123][ T342] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 13.781126][ T342] ? kasan_save_stack (mm/kasan/common.c:58) [ 13.781128][ T342] ? kasan_save_stack (mm/kasan/common.c:57) [ 13.781129][ T342] ? kasan_save_track (mm/kasan/common.c:78) [ 13.781130][ T342] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 13.781132][ T342] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 13.781133][ T342] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 13.781134][ T342] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 13.781135][ T342] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 13.781136][ T342] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 13.781138][ T342] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 13.781139][ T342] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 13.781141][ T342] ? ____sys_sendmsg (net/socket.c:2713) [ 13.781142][ T342] ? ___sys_sendmsg (net/socket.c:2767) [ 13.781143][ T342] ? __sys_sendmsg (net/socket.c:2799) [ 13.781145][ T342] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 13.781148][ T342] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.781151][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.781152][ T342] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.781153][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.781154][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.781155][ T342] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 13.781157][ 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) [ 13.781159][ T342] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 13.781160][ T342] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 13.781161][ T342] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 13.781162][ T342] ? nla_get_range_signed (lib/nlattr.c:270) [ 13.781165][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.781167][ T342] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 13.781169][ T342] rtnl_newlink (net/core/rtnetlink.c:4215) [ 13.781171][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.781172][ T342] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 13.781173][ T342] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.781174][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.781176][ T342] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 13.781177][ T342] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 13.781178][ T342] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 13.781180][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.781181][ T342] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 13.781184][ T342] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 13.781186][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.781187][ T342] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.781189][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.781190][ T342] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 13.781191][ T342] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 13.781193][ T342] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 13.781194][ T342] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 13.781196][ T342] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 13.781198][ T342] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 13.781200][ T342] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 13.781201][ T342] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 13.781203][ T342] ? netlink_ack (./include/linux/skbuff.h:2718) [ 13.781204][ T342] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 13.781207][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.781208][ T342] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 13.781210][ T342] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 13.781212][ T342] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 13.781214][ T342] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.781216][ T342] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 13.781218][ T342] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 13.781220][ T342] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 13.781221][ T342] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.781223][ T342] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 13.781226][ T342] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 13.781228][ T342] ____sys_sendmsg (net/socket.c:2713) [ 13.781229][ T342] ? copy_msghdr_from_user (net/socket.c:2650) [ 13.781231][ T342] ? sock_write_iter (net/socket.c:1269) [ 13.781233][ T342] ? move_addr_to_kernel (net/socket.c:258) [ 13.781234][ T342] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 13.781237][ T342] ___sys_sendmsg (net/socket.c:2767) [ 13.781238][ T342] ? copy_msghdr_from_user (net/socket.c:2619) [ 13.781243][ T342] __sys_sendmsg (net/socket.c:2799) [ 13.781245][ T342] ? __sys_sendmsg_sock (net/socket.c:2780) [ 13.781248][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.781249][ T342] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 13.781251][ T342] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 13.781253][ T342] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.781255][ T342] RIP: 0033:0x7f95d490e54e [ 13.781257][ 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 [ 13.781258][ T342] RSP: 002b:00007ffe714b18c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.781262][ T342] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f95d490e54e [ 13.781264][ T342] RDX: 0000000000000000 RSI: 00007ffe714b1970 RDI: 0000000000000005 [ 13.781264][ T342] RBP: 00007ffe714b18d0 R08: 0000000000000000 R09: 0000000000000000 [ 13.781265][ T342] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e22f [ 13.781266][ T342] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe714b2030 | [ 16.374695][ T425] softirqs last disabled at (0): 0x0 | [ 16.374697][ T425] Preemption disabled at: | [ 16.374697][ T425] vprintk_emit (kernel/printk/printk.c:2471) | [ 16.374708][ T425] Tainted: [W]=WARN [ 16.374709][ T425] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.374710][ T425] Call Trace: [ 16.374712][ T425] [ 16.374713][ T425] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.374718][ T425] ? vprintk_emit (kernel/printk/printk.c:2471) [ 16.374720][ T425] __might_resched.cold (kernel/sched/core.c:9234) [ 16.374723][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.374726][ T425] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.374729][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.374731][ T425] __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)) [ 16.374734][ T425] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.374737][ T425] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.374742][ T425] ? 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) [ 16.374743][ T425] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.374746][ T425] put_chars (drivers/char/virtio_console.c:1176) [ 16.374748][ T425] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.374749][ T425] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 16.374752][ T425] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.374757][ T425] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.374758][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.374759][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.374761][ T425] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.374763][ T425] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.374766][ T425] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.374768][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.374769][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.374770][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.374771][ T425] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.374773][ T425] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 16.374774][ T425] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.374777][ T425] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.374780][ T425] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.374781][ T425] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.374783][ T425] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.374785][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.374786][ T425] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 16.374787][ T425] ? 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) [ 16.374789][ T425] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 16.374790][ T425] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.374792][ T425] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.374794][ T425] vprintk_emit (kernel/printk/printk.c:2479) [ 16.374795][ T425] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.374796][ T425] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 16.374800][ T425] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 16.374802][ T425] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 16.374804][ T425] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 16.374806][ T425] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 16.374808][ T425] ? ____sys_sendmsg (net/socket.c:2713) [ 16.374810][ T425] ? ___sys_sendmsg (net/socket.c:2767) [ 16.374812][ T425] _printk (kernel/printk/printk.c:2504) [ 16.374814][ T425] ? snapshot_read.cold (user.c:?) [ 16.374817][ T425] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 16.374820][ T425] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 16.374822][ T425] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 16.374824][ T425] ? netdev_notice (net/core/dev.c:13194) [ 16.374827][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.374828][ T425] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 16.374829][ T425] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 16.374832][ T425] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 16.374834][ T425] ? 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) [ 16.374835][ T425] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 16.374837][ T425] dev_set_allmulti (net/core/dev_api.c:315) [ 16.374840][ T425] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 16.374843][ T425] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 16.374846][ T425] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 16.374847][ T425] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 16.374850][ T425] br_del_if (net/bridge/br_if.c:732) [ 16.374852][ T425] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 16.374855][ T425] do_set_master (net/core/rtnetlink.c:3055) [ 16.374856][ T425] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 16.374858][ T425] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 16.374861][ T425] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 16.374863][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.374864][ T425] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 16.374867][ T425] ? kasan_save_stack (mm/kasan/common.c:58) [ 16.374869][ T425] ? kasan_save_stack (mm/kasan/common.c:57) [ 16.374871][ T425] ? kasan_save_track (mm/kasan/common.c:78) [ 16.374872][ T425] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 16.374873][ T425] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 16.374874][ T425] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 16.374875][ T425] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 16.374876][ T425] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 16.374878][ T425] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 16.374879][ T425] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 16.374881][ T425] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 16.374882][ T425] ? ____sys_sendmsg (net/socket.c:2713) [ 16.374883][ T425] ? ___sys_sendmsg (net/socket.c:2767) [ 16.374885][ T425] ? __sys_sendmsg (net/socket.c:2799) [ 16.374886][ T425] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 16.374890][ T425] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.374892][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.374893][ T425] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.374895][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.374896][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.374897][ T425] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 16.374899][ T425] ? __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) [ 16.374900][ T425] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 16.374902][ T425] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 16.374903][ T425] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 16.374904][ T425] ? nla_get_range_signed (lib/nlattr.c:270) [ 16.374908][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.374909][ T425] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 16.374911][ T425] rtnl_newlink (net/core/rtnetlink.c:4215) [ 16.374913][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.374914][ T425] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 16.374915][ T425] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.374917][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.374918][ T425] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 16.374919][ T425] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 16.374927][ T425] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 16.374929][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.374930][ T425] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 16.374933][ T425] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 16.374936][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.374937][ T425] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.374938][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.374940][ T425] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 16.374941][ T425] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 16.374943][ T425] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 16.374944][ T425] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 16.374945][ T425] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 16.374948][ T425] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 16.374949][ T425] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 16.374951][ T425] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 16.374952][ T425] ? netlink_ack (./include/linux/skbuff.h:2718) [ 16.374954][ T425] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 16.374957][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.374958][ T425] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 16.374960][ T425] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 16.374962][ T425] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 16.374964][ T425] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.374966][ T425] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 16.374968][ T425] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 16.374970][ T425] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 16.374972][ T425] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.374973][ T425] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 16.374976][ T425] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 16.374978][ T425] ____sys_sendmsg (net/socket.c:2713) [ 16.374980][ T425] ? copy_msghdr_from_user (net/socket.c:2650) [ 16.374982][ T425] ? sock_write_iter (net/socket.c:1269) [ 16.374983][ T425] ? move_addr_to_kernel (net/socket.c:258) [ 16.374985][ T425] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 16.374987][ T425] ___sys_sendmsg (net/socket.c:2767) [ 16.374989][ T425] ? copy_msghdr_from_user (net/socket.c:2619) [ 16.374994][ T425] __sys_sendmsg (net/socket.c:2799) [ 16.374996][ T425] ? __sys_sendmsg_sock (net/socket.c:2780) [ 16.374999][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.375000][ T425] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 16.375002][ T425] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 16.375004][ T425] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.375005][ T425] RIP: 0033:0x7fa496bdb54e [ 16.375007][ T425] 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 [ 16.375009][ T425] RSP: 002b:00007ffc312809f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 16.375012][ T425] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa496bdb54e [ 16.375014][ T425] RDX: 0000000000000000 RSI: 00007ffc31280aa0 RDI: 0000000000000005 [ 16.375015][ T425] RBP: 00007ffc31280a00 R08: 0000000000000000 R09: 0000000000000000 [ 16.375016][ T425] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e231 [ 16.375017][ T425] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc31281160 | [ 18.868010][ T503] softirqs last disabled at (0): 0x0 | [ 18.868012][ T503] Preemption disabled at: | [ 18.868012][ T503] vprintk_emit (kernel/printk/printk.c:2471) | [ 18.868023][ T503] Tainted: [W]=WARN [ 18.868023][ T503] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.868026][ T503] Call Trace: [ 18.868027][ T503] [ 18.868028][ T503] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 18.868034][ T503] ? vprintk_emit (kernel/printk/printk.c:2471) [ 18.868035][ T503] __might_resched.cold (kernel/sched/core.c:9234) [ 18.868039][ T503] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 18.868044][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.868047][ T503] __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)) [ 18.868050][ T503] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 18.868053][ T503] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.868057][ T503] ? 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) [ 18.868059][ T503] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.868062][ T503] put_chars (drivers/char/virtio_console.c:1176) [ 18.868064][ T503] ? __send_to_port (drivers/char/virtio_console.c:654) [ 18.868065][ T503] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 18.868068][ T503] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 18.868072][ T503] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 18.868074][ T503] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 18.868076][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.868077][ T503] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.868079][ T503] console_emit_next_record (kernel/printk/printk.c:3183) [ 18.868082][ T503] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 18.868084][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.868085][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.868086][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.868087][ T503] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.868089][ T503] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 18.868090][ T503] console_flush_one_record (kernel/printk/printk.c:3268) [ 18.868093][ T503] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 18.868095][ T503] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 18.868097][ T503] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.868099][ T503] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 18.868100][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.868101][ T503] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 18.868103][ T503] ? 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) [ 18.868104][ T503] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 18.868106][ T503] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 18.868108][ T503] ? vprintk_emit (kernel/printk/printk.c:2478) [ 18.868109][ T503] vprintk_emit (kernel/printk/printk.c:2479) [ 18.868111][ T503] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 18.868112][ T503] ? netif_close_many (net/core/dev.c:1824) [ 18.868115][ T503] ? rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 18.868117][ T503] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 18.868118][ T503] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 18.868121][ T503] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 18.868122][ T503] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 18.868124][ T503] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 18.868127][ T503] _printk (kernel/printk/printk.c:2504) [ 18.868129][ T503] ? snapshot_read.cold (user.c:?) [ 18.868131][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.868132][ T503] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.868134][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.868135][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.868135][ T503] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 18.868138][ T503] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 18.868141][ T503] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 18.868143][ T503] ? netdev_notice (net/core/dev.c:13194) [ 18.868145][ T503] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 18.868147][ T503] ? 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) [ 18.868149][ T503] ? 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) [ 18.868151][ T503] ? 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) [ 18.868153][ T503] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 18.868154][ T503] ? 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) [ 18.868156][ T503] netif_set_promiscuity (net/core/dev.c:9699) [ 18.868159][ T503] dev_set_promiscuity (net/core/dev_api.c:288) [ 18.868161][ T503] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 18.868164][ T503] macvlan_stop (drivers/net/macvlan.c:717) [ 18.868167][ T503] __dev_close_many (net/core/dev.c:1798) [ 18.868170][ T503] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 18.868176][ T503] ? netif_open (net/core/dev.c:1755) [ 18.868178][ T503] ? netif_close_many (net/core/dev.c:1824) [ 18.868180][ T503] netif_close_many (net/core/dev.c:1824) [ 18.868182][ T503] ? __dev_close_many (net/core/dev.c:1804) [ 18.868183][ T503] ? netif_close_many_and_unlock (net/core/dev.c:12411) [ 18.868185][ T503] unregister_netdevice_many_notify (net/core/dev.c:12487) [ 18.868187][ T503] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 18.868189][ T503] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 18.868190][ T503] ? unregister_netdevice_many (net/core/dev.c:12589) [ 18.868192][ T503] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 18.868194][ T503] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 18.868196][ T503] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 18.868197][ T503] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 18.868198][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.868200][ T503] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 18.868201][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.868206][ T503] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 18.868209][ T503] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.868211][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.868211][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.868213][ T503] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.868214][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.868215][ T503] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 18.868217][ T503] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 18.868219][ T503] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 18.868220][ T503] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 18.868222][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.868224][ T503] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 18.868227][ T503] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 18.868229][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.868230][ T503] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.868232][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.868233][ T503] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 18.868234][ T503] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 18.868236][ T503] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 18.868237][ T503] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 18.868240][ T503] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 18.868243][ T503] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 18.868245][ T503] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 18.868246][ T503] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 18.868248][ T503] ? netlink_ack (./include/linux/skbuff.h:2718) [ 18.868249][ T503] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 18.868252][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.868254][ T503] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 18.868256][ T503] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 18.868258][ T503] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 18.868259][ T503] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.868261][ T503] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 18.868263][ T503] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 18.868265][ T503] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 18.868266][ T503] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.868268][ T503] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 18.868271][ T503] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 18.868273][ T503] ____sys_sendmsg (net/socket.c:2713) [ 18.868274][ T503] ? copy_msghdr_from_user (net/socket.c:2650) [ 18.868276][ T503] ? sock_write_iter (net/socket.c:1269) [ 18.868277][ T503] ? move_addr_to_kernel (net/socket.c:258) [ 18.868279][ T503] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 18.868281][ T503] ___sys_sendmsg (net/socket.c:2767) [ 18.868283][ T503] ? copy_msghdr_from_user (net/socket.c:2619) [ 18.868288][ T503] __sys_sendmsg (net/socket.c:2799) [ 18.868290][ T503] ? __sys_sendmsg_sock (net/socket.c:2780) [ 18.868292][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.868294][ T503] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 18.868296][ T503] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 18.868298][ T503] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.868300][ T503] RIP: 0033:0x7f4bae3ad54e [ 18.868302][ T503] 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 [ 18.868303][ T503] RSP: 002b:00007fffc6923240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 18.868307][ T503] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4bae3ad54e [ 18.868308][ T503] RDX: 0000000000000000 RSI: 00007fffc69232f0 RDI: 0000000000000005 [ 18.868309][ T503] RBP: 00007fffc6923250 R08: 0000000000000000 R09: 0000000000000000 [ 18.868310][ T503] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e234 [ 18.868311][ T503] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffc69239b0 | [ 21.412051][ T590] softirqs last disabled at (0): 0x0 | [ 21.412053][ T590] Preemption disabled at: | [ 21.412054][ T590] vprintk_emit (kernel/printk/printk.c:2471) | [ 21.412064][ T590] Tainted: [W]=WARN [ 21.412065][ T590] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.412067][ T590] Call Trace: [ 21.412068][ T590] [ 21.412069][ T590] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 21.412074][ T590] ? vprintk_emit (kernel/printk/printk.c:2471) [ 21.412076][ T590] __might_resched.cold (kernel/sched/core.c:9234) [ 21.412079][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412081][ T590] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 21.412084][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412086][ T590] __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)) [ 21.412089][ T590] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 21.412092][ T590] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.412096][ T590] ? 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) [ 21.412098][ T590] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.412101][ T590] put_chars (drivers/char/virtio_console.c:1176) [ 21.412102][ T590] ? __send_to_port (drivers/char/virtio_console.c:654) [ 21.412104][ T590] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 21.412107][ T590] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 21.412111][ T590] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 21.412113][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412114][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412115][ T590] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.412117][ T590] console_emit_next_record (kernel/printk/printk.c:3183) [ 21.412120][ T590] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 21.412122][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412123][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412124][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412125][ T590] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.412126][ T590] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 21.412128][ T590] console_flush_one_record (kernel/printk/printk.c:3268) [ 21.412130][ T590] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 21.412133][ T590] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 21.412135][ T590] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.412137][ T590] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 21.412138][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412139][ T590] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 21.412141][ T590] ? 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) [ 21.412142][ T590] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 21.412143][ T590] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 21.412145][ T590] ? vprintk_emit (kernel/printk/printk.c:2478) [ 21.412147][ T590] vprintk_emit (kernel/printk/printk.c:2479) [ 21.412148][ T590] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 21.412149][ T590] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 21.412153][ T590] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 21.412155][ T590] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 21.412157][ T590] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 21.412158][ T590] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 21.412161][ T590] ? ____sys_sendmsg (net/socket.c:2713) [ 21.412162][ T590] ? ___sys_sendmsg (net/socket.c:2767) [ 21.412164][ T590] _printk (kernel/printk/printk.c:2504) [ 21.412167][ T590] ? snapshot_read.cold (user.c:?) [ 21.412169][ T590] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 21.412172][ T590] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 21.412174][ T590] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 21.412176][ T590] ? netdev_notice (net/core/dev.c:13194) [ 21.412179][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412180][ T590] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 21.412181][ T590] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 21.412184][ T590] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 21.412185][ T590] ? 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) [ 21.412187][ T590] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 21.412189][ T590] dev_set_allmulti (net/core/dev_api.c:315) [ 21.412192][ T590] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 21.412195][ T590] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 21.412197][ T590] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 21.412198][ T590] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 21.412201][ T590] br_del_if (net/bridge/br_if.c:732) [ 21.412203][ T590] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 21.412205][ T590] do_set_master (net/core/rtnetlink.c:3055) [ 21.412207][ T590] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 21.412208][ T590] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 21.412211][ T590] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 21.412212][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412213][ T590] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 21.412217][ T590] ? kasan_save_stack (mm/kasan/common.c:58) [ 21.412219][ T590] ? kasan_save_stack (mm/kasan/common.c:57) [ 21.412220][ T590] ? kasan_save_track (mm/kasan/common.c:78) [ 21.412221][ T590] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 21.412222][ T590] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 21.412223][ T590] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 21.412224][ T590] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 21.412225][ T590] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 21.412227][ T590] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 21.412228][ T590] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 21.412230][ T590] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 21.412231][ T590] ? ____sys_sendmsg (net/socket.c:2713) [ 21.412233][ T590] ? ___sys_sendmsg (net/socket.c:2767) [ 21.412234][ T590] ? __sys_sendmsg (net/socket.c:2799) [ 21.412236][ T590] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 21.412239][ T590] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.412242][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412243][ T590] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.412244][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412245][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412246][ T590] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 21.412248][ T590] ? __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) [ 21.412249][ T590] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 21.412250][ T590] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 21.412252][ T590] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 21.412253][ T590] ? nla_get_range_signed (lib/nlattr.c:270) [ 21.412256][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412257][ T590] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 21.412259][ T590] rtnl_newlink (net/core/rtnetlink.c:4215) [ 21.412261][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412262][ T590] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 21.412263][ T590] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.412265][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412266][ T590] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 21.412267][ T590] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 21.412269][ T590] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 21.412270][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412271][ T590] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 21.412274][ T590] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 21.412276][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412278][ T590] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.412279][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412280][ T590] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 21.412281][ T590] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 21.412283][ T590] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.412284][ T590] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 21.412286][ T590] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 21.412288][ T590] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 21.412290][ T590] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.412291][ T590] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 21.412292][ T590] ? netlink_ack (./include/linux/skbuff.h:2718) [ 21.412294][ T590] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 21.412297][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412298][ T590] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 21.412300][ T590] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 21.412302][ T590] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 21.412304][ T590] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.412306][ T590] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 21.412308][ T590] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 21.412310][ T590] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 21.412311][ T590] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.412313][ T590] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 21.412316][ T590] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 21.412318][ T590] ____sys_sendmsg (net/socket.c:2713) [ 21.412319][ T590] ? copy_msghdr_from_user (net/socket.c:2650) [ 21.412321][ T590] ? sock_write_iter (net/socket.c:1269) [ 21.412322][ T590] ? move_addr_to_kernel (net/socket.c:258) [ 21.412324][ T590] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 21.412326][ T590] ___sys_sendmsg (net/socket.c:2767) [ 21.412328][ T590] ? copy_msghdr_from_user (net/socket.c:2619) [ 21.412333][ T590] __sys_sendmsg (net/socket.c:2799) [ 21.412335][ T590] ? __sys_sendmsg_sock (net/socket.c:2780) [ 21.412337][ T590] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.412339][ T590] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 21.412340][ T590] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 21.412342][ T590] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.412344][ T590] RIP: 0033:0x7fd5bae0754e [ 21.412346][ T590] 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 [ 21.412347][ T590] RSP: 002b:00007fffe1eff5d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 21.412351][ T590] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd5bae0754e [ 21.412352][ T590] RDX: 0000000000000000 RSI: 00007fffe1eff680 RDI: 0000000000000005 [ 21.412353][ T590] RBP: 00007fffe1eff5e0 R08: 0000000000000000 R09: 0000000000000000 [ 21.412354][ T590] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e236 Finger prints: vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print