====================================== | [ 10.032220][ T229] softirqs last disabled at (0): 0x0 | [ 10.032222][ T229] Preemption disabled at: | [ 10.032223][ T229] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.032234][ T229] Tainted: [W]=WARN [ 10.032235][ T229] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.032237][ T229] Call Trace: [ 10.032238][ T229] [ 10.032240][ T229] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.032245][ T229] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.032247][ T229] __might_resched.cold (kernel/sched/core.c:9234) [ 10.032251][ T229] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.032254][ T229] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 10.032256][ T229] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.032260][ T229] __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)) [ 10.032264][ T229] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.032266][ T229] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.032270][ T229] ? 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) [ 10.032272][ T229] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.032274][ T229] put_chars (drivers/char/virtio_console.c:1176) [ 10.032276][ T229] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 10.032277][ T229] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.032280][ T229] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 10.032282][ T229] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.032286][ T229] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.032287][ T229] ? 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) [ 10.032289][ T229] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 10.032292][ T229] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.032294][ T229] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.032296][ T229] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.032298][ T229] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.032301][ T229] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.032303][ T229] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.032304][ T229] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.032306][ T229] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.032308][ T229] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.032310][ T229] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 10.032312][ T229] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.032314][ T229] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.032317][ T229] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.032318][ T229] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.032320][ T229] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.032322][ T229] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.032323][ T229] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.032325][ T229] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.032326][ T229] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 10.032329][ T229] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.032331][ T229] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.032333][ T229] vprintk_emit (kernel/printk/printk.c:2479) [ 10.032335][ T229] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.032337][ T229] ? team_nl_send_multicast (./include/net/netlink.h:1165 ./include/net/genetlink.h:497 ./include/net/genetlink.h:514 drivers/net/team/team_core.c:3032) [ 10.032341][ T229] ? team_nl_send_options_get (drivers/net/team/team_core.c:2678) [ 10.032343][ T229] _printk (kernel/printk/printk.c:2504) [ 10.032346][ T229] ? snapshot_read.cold (user.c:?) [ 10.032348][ T229] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 10.032351][ T229] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 10.032352][ T229] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 10.032355][ T229] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 10.032357][ T229] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 10.032359][ T229] ? netdev_notice (net/core/dev.c:13194) [ 10.032360][ T229] ? team_nl_send_options_get (./include/linux/skbuff.h:2915 (discriminator 2)) [ 10.032362][ T229] ? team_options_register (drivers/net/team/team_core.c:343) [ 10.032363][ T229] ? lb_init (drivers/net/team/team_mode_loadbalance.c:617) [ 10.032365][ T229] ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40) [ 10.032367][ T229] team_mode_option_set.cold (drivers/net/team/team_core.c:639 drivers/net/team/team_core.c:1486) [ 10.032371][ T229] team_nl_options_set_doit (drivers/net/team/team_core.c:375 drivers/net/team/team_core.c:2849) [ 10.032373][ T229] ? team_nl_options_get_doit (drivers/net/team/team_core.c:2714) [ 10.032375][ T229] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.032378][ T229] ? __nla_parse (lib/nlattr.c:732) [ 10.032380][ T229] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 10.032384][ T229] ? genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 10.032386][ T229] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 10.032388][ T229] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 10.032391][ T229] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.032392][ T229] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.032396][ T229] ? write_profile (profile.c:?) [ 10.032398][ T229] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 10.032401][ T229] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 10.032404][ T229] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 10.032406][ T229] ? team_nl_options_get_doit (drivers/net/team/team_core.c:2714) [ 10.032407][ T229] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 10.032409][ T229] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 10.032411][ T229] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.032413][ T229] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 10.032415][ T229] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.032418][ T229] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.032419][ T229] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.032421][ T229] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.032423][ T229] genl_rcv (net/netlink/genetlink.c:1218) [ 10.032424][ T229] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.032427][ T229] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.032428][ T229] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 10.032430][ T229] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.032432][ T229] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.032434][ T229] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 10.032436][ T229] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.032438][ T229] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.032440][ T229] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 10.032443][ T229] ? copy_msghdr_from_user (net/socket.c:2650) [ 10.032444][ T229] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 10.032446][ T229] ? move_addr_to_kernel (net/socket.c:258) [ 10.032448][ T229] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 10.032451][ T229] ___sys_sendmsg (net/socket.c:2767) [ 10.032452][ T229] ? kmem_cache_alloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5010) [ 10.032454][ T229] ? copy_msghdr_from_user (net/socket.c:2619) [ 10.032456][ T229] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.032458][ T229] ? 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) [ 10.032460][ T229] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.032463][ T229] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.032465][ T229] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.032466][ T229] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.032468][ T229] __sys_sendmsg (net/socket.c:2799) [ 10.032471][ T229] ? __sys_sendmsg_sock (net/socket.c:2780) [ 10.032472][ T229] ? do_pipe2 (fs/pipe.c:1129) [ 10.032476][ T229] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.032478][ T229] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.032480][ T229] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.032482][ T229] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.032484][ T229] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.032486][ T229] RIP: 0033:0x7fa545e2254e [ 10.032488][ T229] 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 [ 10.032490][ T229] RSP: 002b:00007ffe895d2800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.032494][ T229] RAX: ffffffffffffffda RBX: 000055d05f984f70 RCX: 00007fa545e2254e [ 10.032495][ T229] RDX: 0000000000000000 RSI: 00007ffe895d28a0 RDI: 0000000000000007 [ 10.032496][ T229] RBP: 00007ffe895d2810 R08: 0000000000000000 R09: 0000000000000000 [ 10.032497][ T229] R10: 0000000000000000 R11: 0000000000000202 R12: 000055d05f989a30 [ 10.032498][ T229] R13: 00007ffe895d28a0 R14: 000055d05f984e80 R15: 0000000000000000 | [ 11.032112][ T290] softirqs last disabled at (0): 0x0 | [ 11.032114][ T290] Preemption disabled at: | [ 11.032114][ T290] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.032125][ T290] Tainted: [W]=WARN [ 11.032126][ T290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.032128][ T290] Call Trace: [ 11.032130][ T290] [ 11.032131][ T290] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.032136][ T290] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.032138][ T290] __might_resched.cold (kernel/sched/core.c:9234) [ 11.032142][ T290] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.032145][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032149][ T290] __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)) [ 11.032153][ T290] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.032155][ T290] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.032159][ T290] ? 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) [ 11.032161][ T290] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.032163][ T290] put_chars (drivers/char/virtio_console.c:1176) [ 11.032165][ T290] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.032166][ T290] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 11.032168][ T290] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 11.032171][ T290] ? pointer (lib/vsprintf.c:2577) [ 11.032174][ T290] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.032178][ T290] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.032179][ T290] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.032181][ T290] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.032183][ T290] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.032185][ T290] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.032187][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032189][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032191][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032192][ T290] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.032194][ T290] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 11.032196][ T290] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.032199][ T290] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.032201][ T290] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.032203][ T290] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.032205][ T290] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.032207][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032208][ T290] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 11.032210][ T290] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.032211][ T290] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 11.032213][ T290] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.032215][ T290] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.032217][ T290] vprintk_emit (kernel/printk/printk.c:2479) [ 11.032220][ T290] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.032223][ T290] _printk (kernel/printk/printk.c:2504) [ 11.032226][ T290] ? snapshot_read.cold (user.c:?) [ 11.032228][ T290] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 11.032231][ T290] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 11.032233][ T290] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 11.032235][ T290] ? netdev_notice (net/core/dev.c:13194) [ 11.032237][ T290] ? netdev_change_features (net/core/dev.c:11183) [ 11.032240][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032242][ T290] ? team_nl_send_options_get (./include/linux/skbuff.h:2915 (discriminator 2)) [ 11.032245][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032247][ T290] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.032249][ T290] ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40) [ 11.032251][ T290] team_port_add (drivers/net/team/team_core.c:1383) [ 11.032253][ T290] ? team_port_enable (./include/linux/if_team.h:86 (discriminator 3)) [ 11.032254][ T290] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 11.032258][ T290] do_set_master (net/core/rtnetlink.c:3071) [ 11.032261][ T290] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 11.032263][ T290] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 11.032265][ T290] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 11.032266][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032268][ T290] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 11.032272][ T290] ? kasan_save_stack (mm/kasan/common.c:58) [ 11.032275][ T290] ? kasan_save_stack (mm/kasan/common.c:57) [ 11.032276][ T290] ? kasan_save_track (mm/kasan/common.c:78) [ 11.032278][ T290] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 11.032280][ T290] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 11.032281][ T290] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 11.032282][ T290] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.032284][ T290] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.032286][ T290] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.032288][ T290] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.032289][ T290] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 11.032292][ T290] ? ___sys_sendmsg (net/socket.c:2767) [ 11.032294][ T290] ? __sys_sendmsg (net/socket.c:2799) [ 11.032295][ T290] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.032297][ T290] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.032300][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032302][ T290] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.032303][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032305][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032306][ T290] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 11.032310][ T290] ? __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) [ 11.032312][ T290] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.032313][ T290] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.032315][ T290] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 11.032316][ T290] ? nla_get_range_signed (lib/nlattr.c:270) [ 11.032318][ T290] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 11.032320][ T290] rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.032322][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032324][ T290] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.032325][ T290] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.032327][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032329][ T290] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 11.032332][ T290] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 11.032334][ T290] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 11.032335][ T290] ? __kernel_text_address (kernel/extable.c:79) [ 11.032337][ T290] ? write_profile (profile.c:?) [ 11.032338][ T290] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 11.032340][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032342][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032344][ T290] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 11.032347][ T290] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.032349][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032351][ T290] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.032352][ T290] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.032354][ T290] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.032355][ T290] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 11.032357][ T290] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 11.032359][ T290] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.032361][ T290] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.032362][ T290] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 11.032364][ T290] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.032365][ T290] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 11.032367][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032369][ T290] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 11.032371][ T290] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.032373][ T290] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.032375][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032377][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032378][ T290] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.032380][ T290] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.032382][ T290] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.032384][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032386][ T290] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 11.032388][ T290] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 11.032390][ T290] ? copy_msghdr_from_user (net/socket.c:2650) [ 11.032391][ T290] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 11.032393][ T290] ? move_addr_to_kernel (net/socket.c:258) [ 11.032395][ T290] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 11.032397][ T290] ___sys_sendmsg (net/socket.c:2767) [ 11.032399][ T290] ? copy_msghdr_from_user (net/socket.c:2619) [ 11.032404][ T290] __sys_sendmsg (net/socket.c:2799) [ 11.032406][ T290] ? __sys_sendmsg_sock (net/socket.c:2780) [ 11.032409][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.032411][ T290] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.032412][ T290] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.032415][ T290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.032416][ T290] RIP: 0033:0x7f57a3f8454e [ 11.032418][ T290] 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 [ 11.032420][ T290] RSP: 002b:00007ffd9bb6c4b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.032424][ T290] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f57a3f8454e [ 11.032425][ T290] RDX: 0000000000000000 RSI: 00007ffd9bb6c560 RDI: 0000000000000005 [ 11.032426][ T290] RBP: 00007ffd9bb6c4c0 R08: 0000000000000000 R09: 0000000000000000 [ 11.032427][ T290] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ff78 [ 11.032428][ T290] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd9bb6cc20 | [ 19.015295][ T390] softirqs last disabled at (0): 0x0 | [ 19.015297][ T390] Preemption disabled at: | [ 19.015297][ T390] vprintk_emit (kernel/printk/printk.c:2471) | [ 19.015310][ T390] Tainted: [W]=WARN [ 19.015311][ T390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.015313][ T390] Call Trace: [ 19.015314][ T390] [ 19.015316][ T390] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.015322][ T390] ? vprintk_emit (kernel/printk/printk.c:2471) [ 19.015324][ T390] __might_resched.cold (kernel/sched/core.c:9234) [ 19.015328][ T390] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 19.015331][ T390] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 19.015333][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015337][ T390] __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)) [ 19.015340][ T390] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.015343][ T390] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.015348][ T390] ? 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) [ 19.015350][ T390] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.015353][ T390] put_chars (drivers/char/virtio_console.c:1176) [ 19.015355][ T390] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 19.015357][ T390] ? __send_to_port (drivers/char/virtio_console.c:654) [ 19.015358][ T390] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 19.015362][ T390] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 19.015367][ T390] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 19.015368][ T390] ? 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) [ 19.015370][ T390] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 19.015373][ T390] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.015375][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015377][ T390] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.015379][ T390] console_emit_next_record (kernel/printk/printk.c:3183) [ 19.015381][ T390] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.015384][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015385][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015387][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015389][ T390] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.015390][ T390] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 19.015392][ T390] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.015394][ T390] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.015397][ T390] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.015399][ T390] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.015400][ T390] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.015402][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015404][ T390] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.015405][ T390] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 19.015407][ T390] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 19.015409][ T390] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.015411][ T390] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.015413][ T390] vprintk_emit (kernel/printk/printk.c:2479) [ 19.015415][ T390] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.015417][ T390] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.015418][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015420][ T390] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.015423][ T390] _printk (kernel/printk/printk.c:2504) [ 19.015427][ T390] ? snapshot_read.cold (user.c:?) [ 19.015429][ T390] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.015432][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015434][ T390] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.015436][ T390] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 19.015440][ T390] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 19.015442][ T390] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 19.015443][ T390] ? netdev_notice (net/core/dev.c:13194) [ 19.015445][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015447][ T390] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.015448][ T390] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.015450][ T390] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 19.015452][ T390] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.015454][ T390] ? 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) [ 19.015457][ T390] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 19.015460][ T390] dev_set_allmulti (net/core/dev_api.c:315) [ 19.015463][ T390] team_port_del (drivers/net/team/team_core.c:1441) [ 19.015467][ T390] do_set_master (net/core/rtnetlink.c:3055) [ 19.015471][ T390] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 19.015473][ T390] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 19.015476][ T390] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 19.015477][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015479][ T390] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 19.015483][ T390] ? kasan_save_stack (mm/kasan/common.c:58) [ 19.015486][ T390] ? kasan_save_stack (mm/kasan/common.c:57) [ 19.015489][ T390] ? kasan_save_track (mm/kasan/common.c:78) [ 19.015491][ T390] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 19.015493][ T390] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 19.015496][ T390] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 19.015497][ T390] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 19.015498][ T390] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 19.015501][ T390] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 19.015502][ T390] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 19.015503][ T390] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 19.015506][ T390] ? ___sys_sendmsg (net/socket.c:2767) [ 19.015507][ T390] ? __sys_sendmsg (net/socket.c:2799) [ 19.015509][ T390] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 19.015511][ T390] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.015513][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015515][ T390] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.015516][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015518][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015520][ T390] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 19.015522][ T390] ? __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) [ 19.015524][ T390] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 19.015525][ T390] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 19.015527][ T390] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 19.015528][ T390] ? nla_get_range_signed (lib/nlattr.c:270) [ 19.015530][ T390] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 19.015532][ T390] rtnl_newlink (net/core/rtnetlink.c:4215) [ 19.015534][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015536][ T390] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 19.015538][ T390] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.015540][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015543][ T390] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 19.015547][ T390] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 19.015549][ T390] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 19.015552][ T390] ? __kernel_text_address (kernel/extable.c:79) [ 19.015553][ T390] ? write_profile (profile.c:?) [ 19.015554][ T390] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 19.015556][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015557][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015559][ T390] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 19.015570][ T390] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.015572][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015573][ T390] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 19.015575][ T390] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 19.015577][ T390] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.015578][ T390] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 19.015579][ T390] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 19.015582][ T390] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 19.015583][ T390] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.015585][ T390] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.015586][ T390] ? netlink_ack (./include/linux/skbuff.h:2718) [ 19.015588][ T390] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 19.015590][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015592][ T390] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.015594][ T390] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 19.015596][ T390] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.015597][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015600][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015602][ T390] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.015605][ T390] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 19.015608][ T390] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 19.015611][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015612][ T390] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.015614][ T390] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 19.015616][ T390] ? copy_msghdr_from_user (net/socket.c:2650) [ 19.015618][ T390] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 19.015619][ T390] ? move_addr_to_kernel (net/socket.c:258) [ 19.015621][ T390] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 19.015623][ T390] ___sys_sendmsg (net/socket.c:2767) [ 19.015625][ T390] ? copy_msghdr_from_user (net/socket.c:2619) [ 19.015630][ T390] __sys_sendmsg (net/socket.c:2799) [ 19.015632][ T390] ? __sys_sendmsg_sock (net/socket.c:2780) [ 19.015635][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.015637][ T390] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 19.015638][ T390] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 19.015640][ T390] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.015642][ T390] RIP: 0033:0x7fa3f981054e [ 19.015644][ T390] 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 [ 19.015645][ T390] RSP: 002b:00007ffcaa5a59a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.015650][ T390] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa3f981054e [ 19.015651][ T390] RDX: 0000000000000000 RSI: 00007ffcaa5a5a50 RDI: 0000000000000005 [ 19.015652][ T390] RBP: 00007ffcaa5a59b0 R08: 0000000000000000 R09: 0000000000000000 [ 19.015653][ T390] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ff80 [ 19.015654][ T390] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcaa5a6110 | [ 31.250879][ T443] softirqs last disabled at (0): 0x0 | [ 31.250881][ T443] Preemption disabled at: | [ 31.250881][ T443] vprintk_emit (kernel/printk/printk.c:2471) | [ 31.250892][ T443] Tainted: [W]=WARN [ 31.250893][ T443] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.250895][ T443] Call Trace: [ 31.250897][ T443] [ 31.250898][ T443] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.250904][ T443] ? vprintk_emit (kernel/printk/printk.c:2471) [ 31.250906][ T443] __might_resched.cold (kernel/sched/core.c:9234) [ 31.250909][ T443] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 31.250911][ T443] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.250915][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.250919][ T443] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 31.250922][ T443] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.250925][ T443] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.250929][ T443] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 31.250930][ T443] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.250932][ T443] put_chars (drivers/char/virtio_console.c:1176) [ 31.250935][ T443] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.250936][ T443] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 31.250939][ T443] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.250943][ T443] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.250944][ T443] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 31.250947][ T443] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.250949][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.250950][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.250953][ T443] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.250955][ T443] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.250957][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.250959][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.250961][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.250963][ T443] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.250965][ T443] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 31.250966][ T443] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.250969][ T443] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.250972][ T443] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.250974][ T443] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.250975][ T443] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.250977][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.250978][ T443] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.250980][ T443] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 31.250981][ T443] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 31.250984][ T443] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.250986][ T443] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.250988][ T443] vprintk_emit (kernel/printk/printk.c:2479) [ 31.250990][ T443] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.250992][ T443] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.250995][ T443] _printk (kernel/printk/printk.c:2504) [ 31.250998][ T443] ? snapshot_read.cold (user.c:?) [ 31.251001][ T443] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 31.251004][ T443] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 31.251005][ T443] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 31.251007][ T443] ? netdev_notice (net/core/dev.c:13194) [ 31.251009][ T443] ? kasan_save_track (mm/kasan/common.c:78) [ 31.251012][ T443] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 31.251014][ T443] ? __team_option_inst_add (./include/linux/slab.h:991 (discriminator 1) drivers/net/team/team_core.c:160 (discriminator 1)) [ 31.251018][ T443] ? 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) [ 31.251021][ T443] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 31.251024][ T443] ? netdev_is_rx_handler_busy (net/core/dev.c:5939 (discriminator 2)) [ 31.251029][ T443] dev_set_allmulti (net/core/dev_api.c:315) [ 31.251031][ T443] team_port_add (drivers/net/team/team_core.c:1355) [ 31.251034][ T443] ? team_port_enable (./include/linux/if_team.h:86 (discriminator 3)) [ 31.251035][ T443] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 31.251038][ T443] do_set_master (net/core/rtnetlink.c:3071) [ 31.251041][ T443] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 31.251043][ T443] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 31.251046][ T443] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 31.251047][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.251049][ T443] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 31.251053][ T443] ? kasan_save_stack (mm/kasan/common.c:58) [ 31.251054][ T443] ? kasan_save_stack (mm/kasan/common.c:57) [ 31.251056][ T443] ? kasan_save_track (mm/kasan/common.c:78) [ 31.251058][ T443] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 31.251060][ T443] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 31.251061][ T443] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 31.251062][ T443] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 31.251063][ T443] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 31.251066][ T443] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 31.251068][ T443] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 31.251069][ T443] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 31.251072][ T443] ? ___sys_sendmsg (net/socket.c:2767) [ 31.251073][ T443] ? __sys_sendmsg (net/socket.c:2799) [ 31.251075][ T443] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 31.251077][ T443] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.251079][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.251081][ T443] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.251083][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.251084][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.251086][ T443] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 31.251088][ T443] ? __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) [ 31.251091][ T443] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 31.251092][ T443] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 31.251094][ T443] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 31.251095][ T443] ? nla_get_range_signed (lib/nlattr.c:270) [ 31.251097][ T443] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 31.251100][ T443] rtnl_newlink (net/core/rtnetlink.c:4215) [ 31.251102][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.251103][ T443] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 31.251105][ T443] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.251106][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.251108][ T443] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 31.251111][ T443] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 31.251113][ T443] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 31.251115][ T443] ? __kernel_text_address (kernel/extable.c:79) [ 31.251116][ T443] ? write_profile (profile.c:?) [ 31.251117][ T443] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 31.251120][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.251122][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.251123][ T443] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 31.251127][ T443] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.251129][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.251131][ T443] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 31.251132][ T443] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 31.251134][ T443] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 31.251135][ T443] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 31.251136][ T443] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 31.251139][ T443] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 31.251140][ T443] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 31.251142][ T443] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.251143][ T443] ? netlink_ack (./include/linux/skbuff.h:2718) [ 31.251145][ T443] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 31.251147][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.251149][ T443] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.251151][ T443] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 31.251153][ T443] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 31.251155][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.251157][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.251158][ T443] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.251160][ T443] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 31.251162][ T443] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 31.251164][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.251166][ T443] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.251169][ T443] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 31.251172][ T443] ? copy_msghdr_from_user (net/socket.c:2650) [ 31.251174][ T443] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 31.251177][ T443] ? move_addr_to_kernel (net/socket.c:258) [ 31.251179][ T443] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 31.251181][ T443] ___sys_sendmsg (net/socket.c:2767) [ 31.251183][ T443] ? copy_msghdr_from_user (net/socket.c:2619) [ 31.251188][ T443] __sys_sendmsg (net/socket.c:2799) [ 31.251190][ T443] ? __sys_sendmsg_sock (net/socket.c:2780) [ 31.251193][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.251195][ T443] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 31.251197][ T443] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 31.251199][ T443] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.251200][ T443] RIP: 0033:0x7f6588f5154e [ 31.251202][ T443] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 31.251204][ T443] RSP: 002b:00007ffe64510c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 31.251208][ T443] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6588f5154e [ 31.251210][ T443] RDX: 0000000000000000 RSI: 00007ffe64510d40 RDI: 0000000000000005 [ 31.251211][ T443] RBP: 00007ffe64510ca0 R08: 0000000000000000 R09: 0000000000000000 [ 31.251211][ T443] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ff8c [ 31.251212][ T443] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe64511400 | [ 43.548773][ T37] softirqs last disabled at (9269): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 43.548776][ T37] Preemption disabled at: | [ 43.548777][ T37] 0x0 | [ 43.548787][ T37] Tainted: [W]=WARN [ 43.548788][ T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.548790][ T37] Workqueue: events_unbound linkwatch_event [ 43.548796][ T37] Call Trace: [ 43.548798][ T37] [ 43.548799][ T37] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 43.548806][ T37] __might_resched.cold (kernel/sched/core.c:9234) [ 43.548811][ T37] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 43.548816][ T37] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.548820][ T37] __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)) [ 43.548824][ T37] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.548827][ T37] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.548831][ T37] ? 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) [ 43.548832][ T37] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.548834][ T37] put_chars (drivers/char/virtio_console.c:1176) [ 43.548836][ T37] ? __send_to_port (drivers/char/virtio_console.c:654) [ 43.548838][ T37] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 43.548841][ T37] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 43.548843][ T37] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 43.548847][ T37] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 43.548848][ T37] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.548850][ T37] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.548851][ T37] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.548853][ T37] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.548855][ T37] console_emit_next_record (kernel/printk/printk.c:3183) [ 43.548859][ T37] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 43.548862][ T37] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.548864][ T37] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.548867][ T37] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.548869][ T37] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.548870][ T37] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 43.548872][ T37] console_flush_one_record (kernel/printk/printk.c:3268) [ 43.548875][ T37] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 43.548878][ T37] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 43.548879][ T37] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.548881][ T37] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 43.548883][ T37] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.548884][ T37] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 43.548886][ T37] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 43.548887][ T37] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 43.548889][ T37] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 43.548891][ T37] ? vprintk_emit (kernel/printk/printk.c:2478) [ 43.548893][ T37] vprintk_emit (kernel/printk/printk.c:2479) [ 43.548897][ T37] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 43.548899][ T37] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.548901][ T37] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.548904][ T37] _printk (kernel/printk/printk.c:2504) [ 43.548907][ T37] ? snapshot_read.cold (user.c:?) [ 43.548910][ T37] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.548913][ T37] ? fib6_del (net/ipv6/ip6_fib.c:2069) [ 43.548918][ T37] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 43.548931][ T37] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge [ 43.548940][ T37] br_port_carrier_check (net/bridge/br_if.c:95) bridge [ 43.548949][ T37] br_device_event (net/bridge/br.c:101) bridge [ 43.548957][ T37] ? _sub_I_65535_1+0x4d0/0x4d0 stp [ 43.548960][ T37] ? addrconf_notify (net/ipv6/addrconf.c:3749) [ 43.548963][ T37] notifier_call_chain (kernel/notifier.c:85) [ 43.548966][ T37] netif_state_change (net/core/dev.c:1625) [ 43.548969][ T37] ? dev_deactivate (net/sched/sch_generic.c:1429) [ 43.548972][ T37] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 43.548974][ T37] ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76) [ 43.548976][ T37] ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166) [ 43.548977][ T37] __linkwatch_run_queue (net/core/link_watch.c:240) [ 43.548979][ T37] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 43.548981][ T37] ? debug_object_active_state (lib/debugobjects.c:1122) [ 43.548987][ T37] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 43.548989][ T37] ? __linkwatch_run_queue (./include/linux/list.h:577) [ 43.548992][ T37] process_one_work (kernel/workqueue.c:3387) [ 43.548997][ T37] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 43.549000][ T37] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 43.549002][ T37] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.549004][ T37] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 43.549007][ T37] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 43.549009][ T37] kthread (kernel/kthread.c:436) [ 43.549011][ T37] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.549012][ T37] ? kthread_affine_preferred (kernel/kthread.c:857) [ 43.549014][ T37] ret_from_fork (arch/x86/kernel/process.c:158) [ 43.549017][ T37] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 43.549019][ T37] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 43.549022][ T37] ? kthread_affine_preferred (kernel/kthread.c:857) [ 43.549024][ T37] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 55.901528][ T581] softirqs last disabled at (0): 0x0 | [ 55.901529][ T581] Preemption disabled at: | [ 55.901530][ T581] vprintk_emit (kernel/printk/printk.c:2471) | [ 55.901541][ T581] Tainted: [W]=WARN [ 55.901542][ T581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.901543][ T581] Call Trace: [ 55.901545][ T581] [ 55.901546][ T581] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 55.901551][ T581] ? vprintk_emit (kernel/printk/printk.c:2471) [ 55.901553][ T581] __might_resched.cold (kernel/sched/core.c:9234) [ 55.901557][ T581] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 55.901560][ T581] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 55.901563][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901567][ T581] __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)) [ 55.901570][ T581] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 55.901573][ T581] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 55.901577][ T581] ? 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) [ 55.901579][ T581] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 55.901580][ T581] put_chars (drivers/char/virtio_console.c:1176) [ 55.901583][ T581] ? __send_to_port (drivers/char/virtio_console.c:654) [ 55.901584][ T581] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 55.901587][ T581] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 55.901590][ T581] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 55.901592][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901594][ T581] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.901596][ T581] console_emit_next_record (kernel/printk/printk.c:3183) [ 55.901598][ T581] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 55.901600][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901602][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901604][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901606][ T581] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.901607][ T581] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 55.901609][ T581] console_flush_one_record (kernel/printk/printk.c:3268) [ 55.901612][ T581] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 55.901614][ T581] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 55.901616][ T581] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.901618][ T581] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 55.901619][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901621][ T581] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 55.901623][ T581] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 55.901624][ T581] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 55.901626][ T581] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 55.901628][ T581] ? vprintk_emit (kernel/printk/printk.c:2478) [ 55.901630][ T581] vprintk_emit (kernel/printk/printk.c:2479) [ 55.901633][ T581] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 55.901635][ T581] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 55.901638][ T581] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 55.901640][ T581] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 55.901642][ T581] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 55.901645][ T581] ? ___sys_sendmsg (net/socket.c:2767) [ 55.901646][ T581] ? __sys_sendmsg (net/socket.c:2799) [ 55.901648][ T581] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 55.901651][ T581] _printk (kernel/printk/printk.c:2504) [ 55.901654][ T581] ? snapshot_read.cold (user.c:?) [ 55.901656][ T581] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 55.901659][ T581] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 55.901661][ T581] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 55.901663][ T581] ? netdev_notice (net/core/dev.c:13194) [ 55.901665][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901667][ T581] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 55.901668][ T581] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 55.901671][ T581] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 55.901673][ T581] ? 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) [ 55.901675][ T581] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 55.901678][ T581] dev_set_allmulti (net/core/dev_api.c:315) [ 55.901681][ T581] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 55.901696][ T581] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 55.901700][ T581] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 55.901703][ T581] br_del_if (net/bridge/br_if.c:732) bridge [ 55.901710][ T581] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 55.901713][ T581] do_set_master (net/core/rtnetlink.c:3055) [ 55.901715][ T581] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 55.901717][ T581] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 55.901720][ T581] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 55.901721][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901723][ T581] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 55.901727][ T581] ? kasan_save_stack (mm/kasan/common.c:58) [ 55.901729][ T581] ? kasan_save_stack (mm/kasan/common.c:57) [ 55.901731][ T581] ? kasan_save_track (mm/kasan/common.c:78) [ 55.901732][ T581] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 55.901734][ T581] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 55.901736][ T581] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 55.901737][ T581] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 55.901738][ T581] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 55.901739][ T581] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 55.901741][ T581] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 55.901742][ T581] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 55.901743][ T581] ? ___sys_sendmsg (net/socket.c:2767) [ 55.901745][ T581] ? __sys_sendmsg (net/socket.c:2799) [ 55.901746][ T581] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 55.901748][ T581] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 55.901750][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901752][ T581] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.901753][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901755][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901757][ T581] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 55.901759][ T581] ? __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) [ 55.901761][ T581] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 55.901763][ T581] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 55.901764][ T581] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 55.901766][ T581] ? nla_get_range_signed (lib/nlattr.c:270) [ 55.901768][ T581] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 55.901770][ T581] rtnl_newlink (net/core/rtnetlink.c:4215) [ 55.901772][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901774][ T581] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 55.901775][ T581] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.901777][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901779][ T581] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 55.901781][ T581] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 55.901783][ T581] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 55.901789][ T581] ? __kernel_text_address (kernel/extable.c:79) [ 55.901791][ T581] ? write_profile (profile.c:?) [ 55.901792][ T581] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 55.901795][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901796][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901798][ T581] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 55.901802][ T581] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.901804][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901805][ T581] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 55.901807][ T581] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 55.901809][ T581] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.901810][ T581] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 55.901812][ T581] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 55.901814][ T581] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 55.901816][ T581] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.901817][ T581] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 55.901819][ T581] ? netlink_ack (./include/linux/skbuff.h:2718) [ 55.901820][ T581] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 55.901823][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901824][ T581] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 55.901826][ T581] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 55.901829][ T581] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 55.901830][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901832][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901834][ T581] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.901836][ T581] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 55.901838][ T581] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 55.901839][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901841][ T581] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 55.901843][ T581] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 55.901845][ T581] ? copy_msghdr_from_user (net/socket.c:2650) [ 55.901847][ T581] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 55.901848][ T581] ? move_addr_to_kernel (net/socket.c:258) [ 55.901850][ T581] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 55.901852][ T581] ___sys_sendmsg (net/socket.c:2767) [ 55.901854][ T581] ? copy_msghdr_from_user (net/socket.c:2619) [ 55.901859][ T581] __sys_sendmsg (net/socket.c:2799) [ 55.901861][ T581] ? __sys_sendmsg_sock (net/socket.c:2780) [ 55.901864][ T581] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.901866][ T581] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 55.901868][ T581] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 55.901870][ T581] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 55.901871][ T581] RIP: 0033:0x7f5948bc554e [ 55.901873][ T581] 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 [ 55.901875][ T581] RSP: 002b:00007ffc4a38dc20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 55.901879][ T581] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5948bc554e [ 55.901881][ T581] RDX: 0000000000000000 RSI: 00007ffc4a38dcd0 RDI: 0000000000000005 [ 55.901882][ T581] RBP: 00007ffc4a38dc30 R08: 0000000000000000 R09: 0000000000000000 [ 55.901883][ T581] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ffa5 [ 55.901884][ T581] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc4a38e390 | [ 57.961867][ T583] softirqs last disabled at (0): 0x0 | [ 57.961869][ T583] Preemption disabled at: | [ 57.961870][ T583] vprintk_emit (kernel/printk/printk.c:2471) | [ 57.961880][ T583] Tainted: [W]=WARN [ 57.961881][ T583] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.961883][ T583] Call Trace: [ 57.961884][ T583] [ 57.961885][ T583] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 57.961892][ T583] ? vprintk_emit (kernel/printk/printk.c:2471) [ 57.961895][ T583] __might_resched.cold (kernel/sched/core.c:9234) [ 57.961898][ T583] ? __module_address (kernel/module/main.c:3915) [ 57.961902][ T583] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 57.961905][ T583] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 57.961907][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.961910][ T583] __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)) [ 57.961914][ T583] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 57.961917][ T583] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 57.961920][ T583] ? 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) [ 57.961922][ T583] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 57.961924][ T583] put_chars (drivers/char/virtio_console.c:1176) [ 57.961926][ T583] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 57.961927][ T583] ? __send_to_port (drivers/char/virtio_console.c:654) [ 57.961929][ T583] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 57.961931][ T583] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 57.961934][ T583] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 57.961936][ T583] ? 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) [ 57.961939][ T583] ? vsnprintf (lib/vsprintf.c:2900) [ 57.961943][ T583] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 57.961945][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.961947][ T583] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 57.961949][ T583] console_emit_next_record (kernel/printk/printk.c:3183) [ 57.961951][ T583] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 57.961953][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.961955][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.961956][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.961958][ T583] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 57.961960][ T583] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 57.961962][ T583] console_flush_one_record (kernel/printk/printk.c:3268) [ 57.961964][ T583] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 57.961967][ T583] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 57.961968][ T583] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 57.961970][ T583] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 57.961972][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.961973][ T583] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 57.961975][ T583] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 57.961976][ T583] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 57.961978][ T583] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 57.961980][ T583] ? vprintk_emit (kernel/printk/printk.c:2478) [ 57.961982][ T583] vprintk_emit (kernel/printk/printk.c:2479) [ 57.961985][ T583] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 57.961987][ T583] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 57.961988][ T583] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 57.961990][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.961992][ T583] _printk (kernel/printk/printk.c:2504) [ 57.961995][ T583] ? snapshot_read.cold (user.c:?) [ 57.961997][ T583] ? br_multicast_flood (??:?) bridge [ 57.962009][ T583] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 57.962012][ T583] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 57.962013][ T583] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 57.962016][ T583] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 57.962024][ T583] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 57.962032][ T583] new_nbp (net/bridge/br_if.c:449) bridge [ 57.962039][ T583] br_add_if (net/bridge/br_if.c:592) bridge [ 57.962046][ T583] ? bpf_address_lookup (kernel/bpf/core.c:730) [ 57.962049][ T583] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 57.962051][ T583] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 57.962053][ T583] ? __kernel_text_address (kernel/extable.c:79) [ 57.962055][ T583] do_set_master (net/core/rtnetlink.c:3071) [ 57.962059][ T583] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 57.962060][ T583] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 57.962062][ T583] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 57.962063][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.962065][ T583] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 57.962069][ T583] ? kasan_save_stack (mm/kasan/common.c:58) [ 57.962072][ T583] ? kasan_save_stack (mm/kasan/common.c:57) [ 57.962073][ T583] ? kasan_save_track (mm/kasan/common.c:78) [ 57.962074][ T583] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 57.962076][ T583] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 57.962078][ T583] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 57.962079][ T583] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 57.962080][ T583] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 57.962082][ T583] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 57.962084][ T583] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 57.962085][ T583] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 57.962087][ T583] ? ___sys_sendmsg (net/socket.c:2767) [ 57.962089][ T583] ? __sys_sendmsg (net/socket.c:2799) [ 57.962090][ T583] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 57.962092][ T583] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.962095][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.962096][ T583] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 57.962098][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.962099][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.962101][ T583] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 57.962104][ T583] ? __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) [ 57.962107][ T583] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 57.962108][ T583] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 57.962109][ T583] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 57.962111][ T583] ? nla_get_range_signed (lib/nlattr.c:270) [ 57.962113][ T583] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 57.962115][ T583] rtnl_newlink (net/core/rtnetlink.c:4215) [ 57.962117][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.962119][ T583] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 57.962120][ T583] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 57.962121][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.962123][ T583] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 57.962125][ T583] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 57.962127][ T583] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 57.962129][ T583] ? __kernel_text_address (kernel/extable.c:79) [ 57.962131][ T583] ? write_profile (profile.c:?) [ 57.962133][ T583] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 57.962136][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.962138][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.962140][ T583] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 57.962143][ T583] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 57.962145][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.962147][ T583] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 57.962148][ T583] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 57.962150][ T583] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 57.962151][ T583] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 57.962152][ T583] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 57.962155][ T583] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 57.962156][ T583] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 57.962158][ T583] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 57.962159][ T583] ? netlink_ack (./include/linux/skbuff.h:2718) [ 57.962161][ T583] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 57.962163][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.962165][ T583] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 57.962167][ T583] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 57.962169][ T583] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 57.962170][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.962172][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.962174][ T583] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 57.962175][ T583] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 57.962177][ T583] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 57.962179][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.962181][ T583] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 57.962183][ T583] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 57.962185][ T583] ? copy_msghdr_from_user (net/socket.c:2650) [ 57.962186][ T583] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 57.962188][ T583] ? move_addr_to_kernel (net/socket.c:258) [ 57.962189][ T583] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 57.962192][ T583] ___sys_sendmsg (net/socket.c:2767) [ 57.962194][ T583] ? copy_msghdr_from_user (net/socket.c:2619) [ 57.962199][ T583] __sys_sendmsg (net/socket.c:2799) [ 57.962200][ T583] ? __sys_sendmsg_sock (net/socket.c:2780) [ 57.962203][ T583] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.962205][ T583] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 57.962207][ T583] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 57.962209][ T583] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.962211][ T583] RIP: 0033:0x7f9c5beca54e [ 57.962213][ T583] 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 [ 57.962214][ T583] RSP: 002b:00007ffce1732980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 57.962218][ T583] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f9c5beca54e [ 57.962220][ T583] RDX: 0000000000000000 RSI: 00007ffce1732a30 RDI: 0000000000000005 [ 57.962221][ T583] RBP: 00007ffce1732990 R08: 0000000000000000 R09: 0000000000000000 [ 57.962222][ T583] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ffa7 [ 57.962223][ T583] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce17330f0 | [ 70.239377][ T635] softirqs last disabled at (0): 0x0 | [ 70.239379][ T635] Preemption disabled at: | [ 70.239379][ T635] vprintk_emit (kernel/printk/printk.c:2471) | [ 70.239390][ T635] Tainted: [W]=WARN [ 70.239391][ T635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.239392][ T635] Call Trace: [ 70.239394][ T635] [ 70.239395][ T635] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 70.239401][ T635] ? vprintk_emit (kernel/printk/printk.c:2471) [ 70.239403][ T635] __might_resched.cold (kernel/sched/core.c:9234) [ 70.239407][ T635] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 70.239410][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239414][ T635] __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)) [ 70.239418][ T635] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 70.239421][ T635] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 70.239425][ T635] ? 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) [ 70.239426][ T635] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 70.239428][ T635] put_chars (drivers/char/virtio_console.c:1176) [ 70.239430][ T635] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 70.239432][ T635] ? __send_to_port (drivers/char/virtio_console.c:654) [ 70.239434][ T635] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 70.239436][ T635] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 70.239440][ T635] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 70.239441][ T635] ? 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) [ 70.239443][ T635] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 70.239444][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239446][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239448][ T635] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 70.239450][ T635] console_emit_next_record (kernel/printk/printk.c:3183) [ 70.239453][ T635] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 70.239455][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239456][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239458][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239460][ T635] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 70.239462][ T635] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 70.239463][ T635] console_flush_one_record (kernel/printk/printk.c:3268) [ 70.239466][ T635] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 70.239468][ T635] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 70.239470][ T635] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 70.239472][ T635] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 70.239473][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239475][ T635] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 70.239477][ T635] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 70.239478][ T635] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 70.239480][ T635] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 70.239482][ T635] ? vprintk_emit (kernel/printk/printk.c:2478) [ 70.239484][ T635] vprintk_emit (kernel/printk/printk.c:2479) [ 70.239487][ T635] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 70.239489][ T635] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 70.239492][ T635] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 70.239494][ T635] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 70.239496][ T635] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 70.239497][ T635] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 70.239500][ T635] ? ___sys_sendmsg (net/socket.c:2767) [ 70.239501][ T635] ? __sys_sendmsg (net/socket.c:2799) [ 70.239503][ T635] _printk (kernel/printk/printk.c:2504) [ 70.239506][ T635] ? snapshot_read.cold (user.c:?) [ 70.239509][ T635] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 70.239511][ T635] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 70.239513][ T635] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 70.239515][ T635] ? netdev_notice (net/core/dev.c:13194) [ 70.239516][ T635] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 70.239518][ T635] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 70.239521][ T635] ? 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) [ 70.239523][ T635] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 70.239524][ T635] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 70.239528][ T635] ? kvfree_call_rcu (mm/slab_common.c:1509 (discriminator 3) mm/slab_common.c:2081 (discriminator 3)) [ 70.239531][ T635] ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40) [ 70.239532][ T635] team_port_del (drivers/net/team/team_core.c:1468) [ 70.239536][ T635] do_set_master (net/core/rtnetlink.c:3055) [ 70.239539][ T635] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 70.239541][ T635] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 70.239544][ T635] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 70.239545][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239547][ T635] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 70.239551][ T635] ? kasan_save_stack (mm/kasan/common.c:58) [ 70.239554][ T635] ? kasan_save_stack (mm/kasan/common.c:57) [ 70.239555][ T635] ? kasan_save_track (mm/kasan/common.c:78) [ 70.239557][ T635] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 70.239558][ T635] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 70.239560][ T635] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 70.239561][ T635] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 70.239562][ T635] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 70.239564][ T635] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 70.239565][ T635] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 70.239566][ T635] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 70.239568][ T635] ? ___sys_sendmsg (net/socket.c:2767) [ 70.239569][ T635] ? __sys_sendmsg (net/socket.c:2799) [ 70.239571][ T635] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 70.239573][ T635] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 70.239575][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239577][ T635] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 70.239579][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239580][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239582][ T635] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 70.239585][ T635] ? __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) [ 70.239587][ T635] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 70.239588][ T635] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 70.239590][ T635] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 70.239591][ T635] ? nla_get_range_signed (lib/nlattr.c:270) [ 70.239593][ T635] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 70.239596][ T635] rtnl_newlink (net/core/rtnetlink.c:4215) [ 70.239598][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239599][ T635] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 70.239601][ T635] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 70.239602][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239604][ T635] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 70.239607][ T635] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 70.239609][ T635] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 70.239612][ T635] ? __kernel_text_address (kernel/extable.c:79) [ 70.239613][ T635] ? write_profile (profile.c:?) [ 70.239614][ T635] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 70.239617][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239619][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239620][ T635] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 70.239624][ T635] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 70.239626][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239628][ T635] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 70.239629][ T635] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 70.239631][ T635] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.239632][ T635] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 70.239633][ T635] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 70.239636][ T635] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 70.239637][ T635] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.239639][ T635] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 70.239640][ T635] ? netlink_ack (./include/linux/skbuff.h:2718) [ 70.239642][ T635] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 70.239644][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239646][ T635] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 70.239648][ T635] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 70.239650][ T635] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 70.239652][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239653][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239655][ T635] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 70.239657][ T635] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 70.239659][ T635] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 70.239661][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239663][ T635] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 70.239665][ T635] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 70.239666][ T635] ? copy_msghdr_from_user (net/socket.c:2650) [ 70.239668][ T635] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 70.239670][ T635] ? move_addr_to_kernel (net/socket.c:258) [ 70.239671][ T635] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 70.239674][ T635] ___sys_sendmsg (net/socket.c:2767) [ 70.239676][ T635] ? copy_msghdr_from_user (net/socket.c:2619) [ 70.239681][ T635] __sys_sendmsg (net/socket.c:2799) [ 70.239685][ T635] ? __sys_sendmsg_sock (net/socket.c:2780) [ 70.239688][ T635] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.239690][ T635] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 70.239691][ T635] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 70.239693][ T635] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 70.239695][ T635] RIP: 0033:0x7f9e31c2254e [ 70.239697][ T635] 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 [ 70.239699][ T635] RSP: 002b:00007ffda8487d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 70.239703][ T635] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9e31c2254e [ 70.239704][ T635] RDX: 0000000000000000 RSI: 00007ffda8487e20 RDI: 0000000000000005 [ 70.239705][ T635] RBP: 00007ffda8487d80 R08: 0000000000000000 R09: 0000000000000000 [ 70.239706][ T635] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ffb3 [ 70.239707][ T635] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda84884e0 | [ 82.433418][ T688] softirqs last disabled at (0): 0x0 | [ 82.433420][ T688] Preemption disabled at: | [ 82.433420][ T688] vprintk_emit (kernel/printk/printk.c:2471) | [ 82.433431][ T688] Tainted: [W]=WARN [ 82.433432][ T688] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.433434][ T688] Call Trace: [ 82.433435][ T688] [ 82.433437][ T688] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 82.433442][ T688] ? vprintk_emit (kernel/printk/printk.c:2471) [ 82.433444][ T688] __might_resched.cold (kernel/sched/core.c:9234) [ 82.433448][ T688] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 82.433452][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433456][ T688] __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)) [ 82.433460][ T688] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 82.433462][ T688] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 82.433466][ T688] ? 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) [ 82.433468][ T688] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 82.433470][ T688] put_chars (drivers/char/virtio_console.c:1176) [ 82.433472][ T688] ? __send_to_port (drivers/char/virtio_console.c:654) [ 82.433473][ T688] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 82.433475][ T688] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 82.433477][ T688] ? pointer (lib/vsprintf.c:2577) [ 82.433481][ T688] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 82.433485][ T688] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 82.433486][ T688] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 82.433488][ T688] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 82.433490][ T688] console_emit_next_record (kernel/printk/printk.c:3183) [ 82.433492][ T688] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 82.433494][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433496][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433498][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433500][ T688] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 82.433501][ T688] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 82.433503][ T688] console_flush_one_record (kernel/printk/printk.c:3268) [ 82.433506][ T688] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 82.433508][ T688] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 82.433510][ T688] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 82.433512][ T688] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 82.433513][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433515][ T688] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 82.433517][ T688] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 82.433518][ T688] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 82.433520][ T688] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 82.433522][ T688] ? vprintk_emit (kernel/printk/printk.c:2478) [ 82.433525][ T688] vprintk_emit (kernel/printk/printk.c:2479) [ 82.433527][ T688] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 82.433530][ T688] _printk (kernel/printk/printk.c:2504) [ 82.433533][ T688] ? snapshot_read.cold (user.c:?) [ 82.433535][ T688] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 82.433538][ T688] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 82.433540][ T688] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 82.433542][ T688] ? netdev_notice (net/core/dev.c:13194) [ 82.433544][ T688] ? netdev_change_features (net/core/dev.c:11183) [ 82.433548][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433550][ T688] ? team_nl_send_options_get (./include/linux/skbuff.h:2915 (discriminator 2)) [ 82.433553][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433555][ T688] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 82.433557][ T688] ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40) [ 82.433558][ T688] team_port_add (drivers/net/team/team_core.c:1383) [ 82.433561][ T688] ? team_port_enable (./include/linux/if_team.h:86 (discriminator 3)) [ 82.433562][ T688] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 82.433565][ T688] do_set_master (net/core/rtnetlink.c:3071) [ 82.433569][ T688] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 82.433571][ T688] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 82.433574][ T688] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 82.433575][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433576][ T688] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 82.433580][ T688] ? kasan_save_stack (mm/kasan/common.c:58) [ 82.433583][ T688] ? kasan_save_stack (mm/kasan/common.c:57) [ 82.433585][ T688] ? kasan_save_track (mm/kasan/common.c:78) [ 82.433586][ T688] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 82.433588][ T688] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 82.433590][ T688] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 82.433591][ T688] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 82.433592][ T688] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 82.433595][ T688] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 82.433596][ T688] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 82.433598][ T688] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 82.433600][ T688] ? ___sys_sendmsg (net/socket.c:2767) [ 82.433601][ T688] ? __sys_sendmsg (net/socket.c:2799) [ 82.433603][ T688] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 82.433605][ T688] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 82.433607][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433609][ T688] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 82.433611][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433612][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433614][ T688] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 82.433617][ T688] ? __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) [ 82.433619][ T688] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 82.433621][ T688] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 82.433622][ T688] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 82.433624][ T688] ? nla_get_range_signed (lib/nlattr.c:270) [ 82.433626][ T688] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 82.433628][ T688] rtnl_newlink (net/core/rtnetlink.c:4215) [ 82.433630][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433632][ T688] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 82.433633][ T688] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 82.433635][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433637][ T688] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 82.433640][ T688] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 82.433642][ T688] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 82.433643][ T688] ? __kernel_text_address (kernel/extable.c:79) [ 82.433644][ T688] ? write_profile (profile.c:?) [ 82.433646][ T688] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 82.433648][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433650][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433652][ T688] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 82.433655][ T688] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 82.433657][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433659][ T688] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 82.433660][ T688] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 82.433662][ T688] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 82.433663][ T688] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 82.433665][ T688] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 82.433667][ T688] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 82.433669][ T688] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 82.433670][ T688] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 82.433672][ T688] ? netlink_ack (./include/linux/skbuff.h:2718) [ 82.433673][ T688] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 82.433676][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433677][ T688] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 82.433679][ T688] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 82.433684][ T688] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 82.433686][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433687][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433689][ T688] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 82.433691][ T688] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 82.433693][ T688] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 82.433695][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433697][ T688] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 82.433699][ T688] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 82.433701][ T688] ? copy_msghdr_from_user (net/socket.c:2650) [ 82.433702][ T688] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 82.433704][ T688] ? move_addr_to_kernel (net/socket.c:258) [ 82.433705][ T688] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 82.433708][ T688] ___sys_sendmsg (net/socket.c:2767) [ 82.433710][ T688] ? copy_msghdr_from_user (net/socket.c:2619) [ 82.433715][ T688] __sys_sendmsg (net/socket.c:2799) [ 82.433717][ T688] ? __sys_sendmsg_sock (net/socket.c:2780) [ 82.433720][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.433722][ T688] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 82.433723][ T688] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 82.433726][ T688] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 82.433727][ T688] RIP: 0033:0x7fde61c2a54e [ 82.433729][ T688] 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 [ 82.433731][ T688] RSP: 002b:00007ffe47462200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 82.433735][ T688] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fde61c2a54e [ 82.433737][ T688] RDX: 0000000000000000 RSI: 00007ffe474622b0 RDI: 0000000000000005 [ 82.433738][ T688] RBP: 00007ffe47462210 R08: 0000000000000000 R09: 0000000000000000 [ 82.433739][ T688] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ffbf [ 82.433739][ T688] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe47462970 | [ 94.727252][ T752] softirqs last disabled at (0): 0x0 | [ 94.727254][ T752] Preemption disabled at: | [ 94.727255][ T752] vprintk_emit (kernel/printk/printk.c:2471) | [ 94.727266][ T752] Tainted: [W]=WARN [ 94.727267][ T752] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.727268][ T752] Call Trace: [ 94.727270][ T752] [ 94.727271][ T752] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 94.727277][ T752] ? vprintk_emit (kernel/printk/printk.c:2471) [ 94.727279][ T752] __might_resched.cold (kernel/sched/core.c:9234) [ 94.727283][ T752] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 94.727286][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727290][ T752] __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)) [ 94.727294][ T752] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 94.727297][ T752] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 94.727301][ T752] ? 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) [ 94.727302][ T752] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 94.727304][ T752] put_chars (drivers/char/virtio_console.c:1176) [ 94.727306][ T752] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 94.727308][ T752] ? __send_to_port (drivers/char/virtio_console.c:654) [ 94.727310][ T752] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 94.727312][ T752] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 94.727315][ T752] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 94.727316][ T752] ? 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) [ 94.727318][ T752] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 94.727320][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727321][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727323][ T752] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 94.727325][ T752] console_emit_next_record (kernel/printk/printk.c:3183) [ 94.727328][ T752] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 94.727330][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727332][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727333][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727335][ T752] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 94.727337][ T752] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 94.727339][ T752] console_flush_one_record (kernel/printk/printk.c:3268) [ 94.727341][ T752] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 94.727344][ T752] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 94.727345][ T752] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 94.727347][ T752] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 94.727349][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727350][ T752] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 94.727352][ T752] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 94.727353][ T752] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 94.727355][ T752] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 94.727357][ T752] ? vprintk_emit (kernel/printk/printk.c:2478) [ 94.727359][ T752] vprintk_emit (kernel/printk/printk.c:2479) [ 94.727362][ T752] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 94.727363][ T752] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 94.727366][ T752] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 94.727369][ T752] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 94.727371][ T752] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 94.727372][ T752] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 94.727375][ T752] ? ___sys_sendmsg (net/socket.c:2767) [ 94.727376][ T752] ? __sys_sendmsg (net/socket.c:2799) [ 94.727378][ T752] _printk (kernel/printk/printk.c:2504) [ 94.727381][ T752] ? snapshot_read.cold (user.c:?) [ 94.727384][ T752] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 94.727387][ T752] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 94.727388][ T752] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 94.727390][ T752] ? netdev_notice (net/core/dev.c:13194) [ 94.727392][ T752] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 94.727394][ T752] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 94.727396][ T752] ? 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) [ 94.727398][ T752] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 94.727399][ T752] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 94.727403][ T752] ? kvfree_call_rcu (mm/slab_common.c:1509 (discriminator 3) mm/slab_common.c:2081 (discriminator 3)) [ 94.727406][ T752] ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40) [ 94.727407][ T752] team_port_del (drivers/net/team/team_core.c:1468) [ 94.727411][ T752] do_set_master (net/core/rtnetlink.c:3055) [ 94.727414][ T752] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 94.727416][ T752] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 94.727419][ T752] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 94.727420][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727422][ T752] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 94.727425][ T752] ? kasan_save_stack (mm/kasan/common.c:58) [ 94.727428][ T752] ? kasan_save_stack (mm/kasan/common.c:57) [ 94.727430][ T752] ? kasan_save_track (mm/kasan/common.c:78) [ 94.727431][ T752] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 94.727433][ T752] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 94.727435][ T752] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 94.727436][ T752] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 94.727437][ T752] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 94.727438][ T752] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 94.727439][ T752] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 94.727441][ T752] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 94.727442][ T752] ? ___sys_sendmsg (net/socket.c:2767) [ 94.727443][ T752] ? __sys_sendmsg (net/socket.c:2799) [ 94.727445][ T752] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 94.727447][ T752] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 94.727449][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727451][ T752] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 94.727453][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727454][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727456][ T752] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 94.727459][ T752] ? __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) [ 94.727460][ T752] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 94.727462][ T752] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 94.727463][ T752] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 94.727465][ T752] ? nla_get_range_signed (lib/nlattr.c:270) [ 94.727467][ T752] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 94.727469][ T752] rtnl_newlink (net/core/rtnetlink.c:4215) [ 94.727471][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727473][ T752] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 94.727474][ T752] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 94.727475][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727477][ T752] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 94.727481][ T752] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 94.727482][ T752] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 94.727485][ T752] ? __kernel_text_address (kernel/extable.c:79) [ 94.727486][ T752] ? write_profile (profile.c:?) [ 94.727488][ T752] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 94.727490][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727492][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727494][ T752] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 94.727497][ T752] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 94.727499][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727501][ T752] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 94.727502][ T752] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 94.727504][ T752] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 94.727505][ T752] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 94.727506][ T752] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 94.727509][ T752] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 94.727510][ T752] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 94.727512][ T752] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 94.727513][ T752] ? netlink_ack (./include/linux/skbuff.h:2718) [ 94.727515][ T752] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 94.727517][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727519][ T752] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 94.727521][ T752] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 94.727523][ T752] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 94.727524][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727526][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727528][ T752] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 94.727530][ T752] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 94.727532][ T752] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 94.727533][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727535][ T752] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 94.727537][ T752] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 94.727539][ T752] ? copy_msghdr_from_user (net/socket.c:2650) [ 94.727540][ T752] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 94.727542][ T752] ? move_addr_to_kernel (net/socket.c:258) [ 94.727543][ T752] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 94.727546][ T752] ___sys_sendmsg (net/socket.c:2767) [ 94.727548][ T752] ? copy_msghdr_from_user (net/socket.c:2619) [ 94.727553][ T752] __sys_sendmsg (net/socket.c:2799) [ 94.727555][ T752] ? __sys_sendmsg_sock (net/socket.c:2780) [ 94.727557][ T752] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.727559][ T752] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 94.727561][ T752] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 94.727563][ T752] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 94.727564][ T752] RIP: 0033:0x7f10a59f554e [ 94.727566][ T752] 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 [ 94.727568][ T752] RSP: 002b:00007ffcf689b440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 94.727572][ T752] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f10a59f554e [ 94.727574][ T752] RDX: 0000000000000000 RSI: 00007ffcf689b4f0 RDI: 0000000000000005 [ 94.727575][ T752] RBP: 00007ffcf689b450 R08: 0000000000000000 R09: 0000000000000000 [ 94.727575][ T752] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ffcb [ 94.727576][ T752] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf689bbb0 | [ 107.088801][ T826] softirqs last disabled at (0): 0x0 | [ 107.088803][ T826] Preemption disabled at: | [ 107.088804][ T826] vprintk_emit (kernel/printk/printk.c:2471) | [ 107.088815][ T826] Tainted: [W]=WARN [ 107.088816][ T826] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 107.088818][ T826] Call Trace: [ 107.088819][ T826] [ 107.088821][ T826] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 107.088826][ T826] ? vprintk_emit (kernel/printk/printk.c:2471) [ 107.088828][ T826] __might_resched.cold (kernel/sched/core.c:9234) [ 107.088832][ T826] ? __module_address (kernel/module/main.c:3915) [ 107.088836][ T826] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 107.088839][ T826] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 107.088840][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.088844][ T826] __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)) [ 107.088847][ T826] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 107.088850][ T826] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 107.088854][ T826] ? 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) [ 107.088856][ T826] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 107.088858][ T826] put_chars (drivers/char/virtio_console.c:1176) [ 107.088859][ T826] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 107.088861][ T826] ? __send_to_port (drivers/char/virtio_console.c:654) [ 107.088863][ T826] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 107.088865][ T826] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 107.088869][ T826] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 107.088870][ T826] ? 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) [ 107.088872][ T826] ? vsnprintf (lib/vsprintf.c:2900) [ 107.088875][ T826] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 107.088877][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.088879][ T826] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 107.088881][ T826] console_emit_next_record (kernel/printk/printk.c:3183) [ 107.088883][ T826] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 107.088885][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.088887][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.088889][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.088891][ T826] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 107.088893][ T826] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 107.088894][ T826] console_flush_one_record (kernel/printk/printk.c:3268) [ 107.088897][ T826] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 107.088899][ T826] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 107.088901][ T826] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 107.088903][ T826] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 107.088905][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.088906][ T826] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 107.088908][ T826] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 107.088909][ T826] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 107.088911][ T826] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 107.088914][ T826] ? vprintk_emit (kernel/printk/printk.c:2478) [ 107.088916][ T826] vprintk_emit (kernel/printk/printk.c:2479) [ 107.088919][ T826] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 107.088920][ T826] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 107.088922][ T826] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 107.088924][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.088926][ T826] _printk (kernel/printk/printk.c:2504) [ 107.088929][ T826] ? snapshot_read.cold (user.c:?) [ 107.088931][ T826] ? br_multicast_flood (??:?) bridge [ 107.088943][ T826] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 107.088946][ T826] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 107.088947][ T826] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 107.088949][ T826] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 107.088959][ T826] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 107.088966][ T826] new_nbp (net/bridge/br_if.c:449) bridge [ 107.088974][ T826] br_add_if (net/bridge/br_if.c:592) bridge [ 107.088980][ T826] ? bpf_address_lookup (kernel/bpf/core.c:730) [ 107.088984][ T826] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 107.088986][ T826] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 107.088988][ T826] ? __kernel_text_address (kernel/extable.c:79) [ 107.088990][ T826] do_set_master (net/core/rtnetlink.c:3071) [ 107.088993][ T826] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 107.088995][ T826] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 107.088997][ T826] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 107.088998][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.089000][ T826] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 107.089004][ T826] ? kasan_save_stack (mm/kasan/common.c:58) [ 107.089006][ T826] ? kasan_save_stack (mm/kasan/common.c:57) [ 107.089008][ T826] ? kasan_save_track (mm/kasan/common.c:78) [ 107.089009][ T826] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 107.089011][ T826] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 107.089013][ T826] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 107.089014][ T826] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 107.089015][ T826] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 107.089018][ T826] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 107.089020][ T826] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 107.089021][ T826] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 107.089023][ T826] ? ___sys_sendmsg (net/socket.c:2767) [ 107.089025][ T826] ? __sys_sendmsg (net/socket.c:2799) [ 107.089026][ T826] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 107.089028][ T826] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.089031][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.089033][ T826] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 107.089034][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.089036][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.089038][ T826] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 107.089041][ T826] ? __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) [ 107.089043][ T826] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 107.089044][ T826] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 107.089046][ T826] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 107.089047][ T826] ? nla_get_range_signed (lib/nlattr.c:270) [ 107.089050][ T826] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 107.089052][ T826] rtnl_newlink (net/core/rtnetlink.c:4215) [ 107.089054][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.089056][ T826] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 107.089057][ T826] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 107.089058][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.089061][ T826] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 107.089062][ T826] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 107.089064][ T826] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 107.089065][ T826] ? __kernel_text_address (kernel/extable.c:79) [ 107.089067][ T826] ? write_profile (profile.c:?) [ 107.089068][ T826] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 107.089071][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.089072][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.089074][ T826] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 107.089078][ T826] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 107.089079][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.089081][ T826] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 107.089082][ T826] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 107.089084][ T826] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 107.089086][ T826] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 107.089087][ T826] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 107.089090][ T826] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 107.089091][ T826] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 107.089092][ T826] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 107.089099][ T826] ? netlink_ack (./include/linux/skbuff.h:2718) [ 107.089100][ T826] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 107.089103][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.089104][ T826] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 107.089106][ T826] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 107.089108][ T826] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 107.089110][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.089112][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.089114][ T826] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 107.089116][ T826] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 107.089118][ T826] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 107.089120][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.089121][ T826] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 107.089123][ T826] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 107.089125][ T826] ? copy_msghdr_from_user (net/socket.c:2650) [ 107.089127][ T826] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 107.089128][ T826] ? move_addr_to_kernel (net/socket.c:258) [ 107.089130][ T826] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 107.089132][ T826] ___sys_sendmsg (net/socket.c:2767) [ 107.089134][ T826] ? copy_msghdr_from_user (net/socket.c:2619) [ 107.089139][ T826] __sys_sendmsg (net/socket.c:2799) [ 107.089141][ T826] ? __sys_sendmsg_sock (net/socket.c:2780) [ 107.089144][ T826] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 107.089146][ T826] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 107.089148][ T826] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 107.089150][ T826] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 107.089151][ T826] RIP: 0033:0x7fce8363254e [ 107.089153][ T826] 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 [ 107.089155][ T826] RSP: 002b:00007ffe154cf810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 107.089159][ T826] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fce8363254e [ 107.089161][ T826] RDX: 0000000000000000 RSI: 00007ffe154cf8c0 RDI: 0000000000000005 [ 107.089162][ T826] RBP: 00007ffe154cf820 R08: 0000000000000000 R09: 0000000000000000 [ 107.089163][ T826] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ffd8 [ 107.089164][ T826] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe154cff80 | [ 109.152171][ T828] softirqs last disabled at (0): 0x0 | [ 109.152173][ T828] Preemption disabled at: | [ 109.152174][ T828] vprintk_emit (kernel/printk/printk.c:2471) | [ 109.152185][ T828] Tainted: [W]=WARN [ 109.152186][ T828] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.152187][ T828] Call Trace: [ 109.152189][ T828] [ 109.152190][ T828] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 109.152195][ T828] ? vprintk_emit (kernel/printk/printk.c:2471) [ 109.152197][ T828] __might_resched.cold (kernel/sched/core.c:9234) [ 109.152201][ T828] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 109.152205][ T828] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 109.152207][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152211][ T828] __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)) [ 109.152214][ T828] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 109.152217][ T828] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 109.152221][ T828] ? 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) [ 109.152223][ T828] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 109.152224][ T828] put_chars (drivers/char/virtio_console.c:1176) [ 109.152226][ T828] ? __send_to_port (drivers/char/virtio_console.c:654) [ 109.152228][ T828] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 109.152230][ T828] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 109.152234][ T828] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 109.152235][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152237][ T828] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 109.152239][ T828] console_emit_next_record (kernel/printk/printk.c:3183) [ 109.152242][ T828] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 109.152244][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152245][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152247][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152249][ T828] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 109.152250][ T828] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 109.152252][ T828] console_flush_one_record (kernel/printk/printk.c:3268) [ 109.152254][ T828] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 109.152257][ T828] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 109.152259][ T828] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 109.152260][ T828] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 109.152262][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152264][ T828] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 109.152265][ T828] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 109.152267][ T828] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 109.152269][ T828] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 109.152271][ T828] ? vprintk_emit (kernel/printk/printk.c:2478) [ 109.152273][ T828] vprintk_emit (kernel/printk/printk.c:2479) [ 109.152275][ T828] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 109.152277][ T828] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 109.152280][ T828] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 109.152283][ T828] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 109.152284][ T828] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 109.152287][ T828] ? ___sys_sendmsg (net/socket.c:2767) [ 109.152288][ T828] ? __sys_sendmsg (net/socket.c:2799) [ 109.152290][ T828] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 109.152293][ T828] _printk (kernel/printk/printk.c:2504) [ 109.152296][ T828] ? snapshot_read.cold (user.c:?) [ 109.152299][ T828] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 109.152302][ T828] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 109.152303][ T828] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 109.152305][ T828] ? netdev_notice (net/core/dev.c:13194) [ 109.152307][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152309][ T828] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 109.152310][ T828] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 109.152313][ T828] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 109.152314][ T828] ? 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) [ 109.152317][ T828] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 109.152320][ T828] dev_set_allmulti (net/core/dev_api.c:315) [ 109.152322][ T828] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 109.152334][ T828] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 109.152337][ T828] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 109.152340][ T828] br_del_if (net/bridge/br_if.c:732) bridge [ 109.152347][ T828] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 109.152350][ T828] do_set_master (net/core/rtnetlink.c:3055) [ 109.152352][ T828] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 109.152354][ T828] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 109.152357][ T828] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 109.152358][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152360][ T828] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 109.152364][ T828] ? kasan_save_stack (mm/kasan/common.c:58) [ 109.152367][ T828] ? kasan_save_stack (mm/kasan/common.c:57) [ 109.152368][ T828] ? kasan_save_track (mm/kasan/common.c:78) [ 109.152369][ T828] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 109.152371][ T828] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 109.152373][ T828] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 109.152374][ T828] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 109.152375][ T828] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 109.152376][ T828] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 109.152378][ T828] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 109.152379][ T828] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 109.152380][ T828] ? ___sys_sendmsg (net/socket.c:2767) [ 109.152382][ T828] ? __sys_sendmsg (net/socket.c:2799) [ 109.152383][ T828] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 109.152384][ T828] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.152387][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152388][ T828] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 109.152390][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152391][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152393][ T828] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 109.152395][ T828] ? __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) [ 109.152397][ T828] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 109.152399][ T828] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 109.152400][ T828] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 109.152402][ T828] ? nla_get_range_signed (lib/nlattr.c:270) [ 109.152404][ T828] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 109.152406][ T828] rtnl_newlink (net/core/rtnetlink.c:4215) [ 109.152408][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152410][ T828] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 109.152411][ T828] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 109.152412][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152415][ T828] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 109.152416][ T828] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 109.152418][ T828] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 109.152420][ T828] ? __kernel_text_address (kernel/extable.c:79) [ 109.152421][ T828] ? write_profile (profile.c:?) [ 109.152422][ T828] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 109.152425][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152426][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152428][ T828] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 109.152431][ T828] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 109.152433][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152435][ T828] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 109.152436][ T828] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 109.152438][ T828] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 109.152439][ T828] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 109.152441][ T828] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 109.152443][ T828] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 109.152444][ T828] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 109.152446][ T828] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 109.152447][ T828] ? netlink_ack (./include/linux/skbuff.h:2718) [ 109.152449][ T828] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 109.152451][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152453][ T828] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 109.152455][ T828] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 109.152457][ T828] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 109.152458][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152460][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152462][ T828] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 109.152464][ T828] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 109.152465][ T828] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 109.152467][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152469][ T828] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 109.152471][ T828] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 109.152472][ T828] ? copy_msghdr_from_user (net/socket.c:2650) [ 109.152474][ T828] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 109.152476][ T828] ? move_addr_to_kernel (net/socket.c:258) [ 109.152477][ T828] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 109.152480][ T828] ___sys_sendmsg (net/socket.c:2767) [ 109.152481][ T828] ? copy_msghdr_from_user (net/socket.c:2619) [ 109.152486][ T828] __sys_sendmsg (net/socket.c:2799) [ 109.152488][ T828] ? __sys_sendmsg_sock (net/socket.c:2780) [ 109.152491][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 109.152493][ T828] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 109.152494][ T828] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 109.152496][ T828] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 109.152498][ T828] RIP: 0033:0x7f4be60c854e [ 109.152500][ T828] 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 [ 109.152501][ T828] RSP: 002b:00007ffda602f6e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 109.152505][ T828] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4be60c854e [ 109.152506][ T828] RDX: 0000000000000000 RSI: 00007ffda602f790 RDI: 0000000000000005 [ 109.152507][ T828] RBP: 00007ffda602f6f0 R08: 0000000000000000 R09: 0000000000000000 [ 109.152508][ T828] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ffda [ 109.152509][ T828] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda602fe50 | [ 121.434205][ T883] softirqs last disabled at (0): 0x0 | [ 121.434207][ T883] Preemption disabled at: | [ 121.434207][ T883] vprintk_emit (kernel/printk/printk.c:2471) | [ 121.434218][ T883] Tainted: [W]=WARN [ 121.434219][ T883] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.434221][ T883] Call Trace: [ 121.434223][ T883] [ 121.434224][ T883] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 121.434230][ T883] ? vprintk_emit (kernel/printk/printk.c:2471) [ 121.434232][ T883] __might_resched.cold (kernel/sched/core.c:9234) [ 121.434236][ T883] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 121.434239][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434243][ T883] __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)) [ 121.434247][ T883] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 121.434249][ T883] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 121.434253][ T883] ? 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) [ 121.434255][ T883] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 121.434257][ T883] put_chars (drivers/char/virtio_console.c:1176) [ 121.434259][ T883] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 121.434260][ T883] ? __send_to_port (drivers/char/virtio_console.c:654) [ 121.434262][ T883] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 121.434265][ T883] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 121.434268][ T883] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 121.434269][ T883] ? 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) [ 121.434271][ T883] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 121.434272][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434274][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434276][ T883] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 121.434278][ T883] console_emit_next_record (kernel/printk/printk.c:3183) [ 121.434280][ T883] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 121.434282][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434284][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434285][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434287][ T883] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 121.434289][ T883] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 121.434291][ T883] console_flush_one_record (kernel/printk/printk.c:3268) [ 121.434293][ T883] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 121.434296][ T883] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 121.434297][ T883] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 121.434299][ T883] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 121.434301][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434302][ T883] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 121.434304][ T883] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 121.434305][ T883] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 121.434307][ T883] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 121.434309][ T883] ? vprintk_emit (kernel/printk/printk.c:2478) [ 121.434311][ T883] vprintk_emit (kernel/printk/printk.c:2479) [ 121.434313][ T883] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 121.434315][ T883] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 121.434318][ T883] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 121.434321][ T883] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 121.434322][ T883] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 121.434324][ T883] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 121.434326][ T883] ? ___sys_sendmsg (net/socket.c:2767) [ 121.434328][ T883] ? __sys_sendmsg (net/socket.c:2799) [ 121.434330][ T883] _printk (kernel/printk/printk.c:2504) [ 121.434333][ T883] ? snapshot_read.cold (user.c:?) [ 121.434335][ T883] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 121.434338][ T883] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 121.434340][ T883] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 121.434342][ T883] ? netdev_notice (net/core/dev.c:13194) [ 121.434343][ T883] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 121.434345][ T883] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 121.434347][ T883] ? 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) [ 121.434349][ T883] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 121.434350][ T883] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 121.434354][ T883] ? kvfree_call_rcu (mm/slab_common.c:1509 (discriminator 3) mm/slab_common.c:2081 (discriminator 3)) [ 121.434357][ T883] ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40) [ 121.434358][ T883] team_port_del (drivers/net/team/team_core.c:1468) [ 121.434362][ T883] do_set_master (net/core/rtnetlink.c:3055) [ 121.434365][ T883] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 121.434367][ T883] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 121.434370][ T883] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 121.434371][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434372][ T883] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 121.434376][ T883] ? kasan_save_stack (mm/kasan/common.c:58) [ 121.434379][ T883] ? kasan_save_stack (mm/kasan/common.c:57) [ 121.434380][ T883] ? kasan_save_track (mm/kasan/common.c:78) [ 121.434382][ T883] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 121.434383][ T883] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 121.434385][ T883] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 121.434386][ T883] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 121.434387][ T883] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 121.434389][ T883] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 121.434390][ T883] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 121.434391][ T883] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 121.434392][ T883] ? ___sys_sendmsg (net/socket.c:2767) [ 121.434394][ T883] ? __sys_sendmsg (net/socket.c:2799) [ 121.434395][ T883] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 121.434397][ T883] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.434400][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434401][ T883] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 121.434403][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434404][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434406][ T883] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 121.434409][ T883] ? __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) [ 121.434411][ T883] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 121.434412][ T883] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 121.434414][ T883] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 121.434415][ T883] ? nla_get_range_signed (lib/nlattr.c:270) [ 121.434417][ T883] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 121.434419][ T883] rtnl_newlink (net/core/rtnetlink.c:4215) [ 121.434421][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434423][ T883] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 121.434424][ T883] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 121.434425][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434427][ T883] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 121.434430][ T883] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 121.434432][ T883] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 121.434435][ T883] ? __kernel_text_address (kernel/extable.c:79) [ 121.434436][ T883] ? write_profile (profile.c:?) [ 121.434437][ T883] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 121.434440][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434442][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434443][ T883] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 121.434447][ T883] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 121.434448][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434450][ T883] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 121.434452][ T883] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 121.434453][ T883] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 121.434454][ T883] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 121.434456][ T883] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 121.434458][ T883] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 121.434460][ T883] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 121.434461][ T883] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 121.434463][ T883] ? netlink_ack (./include/linux/skbuff.h:2718) [ 121.434464][ T883] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 121.434467][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434468][ T883] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 121.434470][ T883] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 121.434472][ T883] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 121.434474][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434475][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434477][ T883] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 121.434479][ T883] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 121.434481][ T883] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 121.434483][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434484][ T883] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 121.434486][ T883] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 121.434488][ T883] ? copy_msghdr_from_user (net/socket.c:2650) [ 121.434490][ T883] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 121.434491][ T883] ? move_addr_to_kernel (net/socket.c:258) [ 121.434493][ T883] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 121.434495][ T883] ___sys_sendmsg (net/socket.c:2767) [ 121.434497][ T883] ? copy_msghdr_from_user (net/socket.c:2619) [ 121.434502][ T883] __sys_sendmsg (net/socket.c:2799) [ 121.434503][ T883] ? __sys_sendmsg_sock (net/socket.c:2780) [ 121.434506][ T883] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.434508][ T883] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 121.434510][ T883] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 121.434512][ T883] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.434513][ T883] RIP: 0033:0x7f3092e2454e [ 121.434515][ T883] 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 [ 121.434517][ T883] RSP: 002b:00007ffdd814c5d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 121.434521][ T883] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3092e2454e [ 121.434522][ T883] RDX: 0000000000000000 RSI: 00007ffdd814c680 RDI: 0000000000000005 [ 121.434523][ T883] RBP: 00007ffdd814c5e0 R08: 0000000000000000 R09: 0000000000000000 [ 121.434524][ T883] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ffe6 [ 121.434525][ T883] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdd814cd40 | [ 122.480520][ T931] softirqs last disabled at (0): 0x0 | [ 122.480522][ T931] Preemption disabled at: | [ 122.480523][ T931] vprintk_emit (kernel/printk/printk.c:2471) | [ 122.480533][ T931] Tainted: [W]=WARN [ 122.480534][ T931] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.480536][ T931] Call Trace: [ 122.480538][ T931] [ 122.480539][ T931] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 122.480545][ T931] ? vprintk_emit (kernel/printk/printk.c:2471) [ 122.480547][ T931] __might_resched.cold (kernel/sched/core.c:9234) [ 122.480550][ T931] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 122.480554][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480557][ T931] __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)) [ 122.480561][ T931] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 122.480563][ T931] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 122.480567][ T931] ? 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) [ 122.480569][ T931] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 122.480571][ T931] put_chars (drivers/char/virtio_console.c:1176) [ 122.480573][ T931] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 122.480574][ T931] ? __send_to_port (drivers/char/virtio_console.c:654) [ 122.480576][ T931] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 122.480579][ T931] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 122.480582][ T931] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 122.480583][ T931] ? 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) [ 122.480585][ T931] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 122.480586][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480588][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480590][ T931] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.480592][ T931] console_emit_next_record (kernel/printk/printk.c:3183) [ 122.480594][ T931] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 122.480596][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480598][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480599][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480601][ T931] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.480603][ T931] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 122.480605][ T931] console_flush_one_record (kernel/printk/printk.c:3268) [ 122.480607][ T931] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 122.480610][ T931] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 122.480612][ T931] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.480613][ T931] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 122.480615][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480617][ T931] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 122.480618][ T931] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 122.480620][ T931] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 122.480622][ T931] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 122.480624][ T931] ? vprintk_emit (kernel/printk/printk.c:2478) [ 122.480626][ T931] vprintk_emit (kernel/printk/printk.c:2479) [ 122.480628][ T931] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 122.480630][ T931] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 122.480633][ T931] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 122.480635][ T931] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 122.480637][ T931] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 122.480638][ T931] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 122.480641][ T931] ? ___sys_sendmsg (net/socket.c:2767) [ 122.480642][ T931] ? __sys_sendmsg (net/socket.c:2799) [ 122.480644][ T931] _printk (kernel/printk/printk.c:2504) [ 122.480647][ T931] ? snapshot_read.cold (user.c:?) [ 122.480650][ T931] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 122.480653][ T931] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 122.480654][ T931] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 122.480656][ T931] ? netdev_notice (net/core/dev.c:13194) [ 122.480658][ T931] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.480659][ T931] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 122.480662][ T931] ? 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) [ 122.480664][ T931] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 122.480665][ T931] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 122.480668][ T931] ? kvfree_call_rcu (mm/slab_common.c:1509 (discriminator 3) mm/slab_common.c:2081 (discriminator 3)) [ 122.480672][ T931] ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40) [ 122.480673][ T931] team_port_del (drivers/net/team/team_core.c:1468) [ 122.480676][ T931] do_set_master (net/core/rtnetlink.c:3055) [ 122.480679][ T931] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 122.480684][ T931] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 122.480687][ T931] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 122.480688][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480690][ T931] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 122.480694][ T931] ? kasan_save_stack (mm/kasan/common.c:58) [ 122.480696][ T931] ? kasan_save_stack (mm/kasan/common.c:57) [ 122.480698][ T931] ? kasan_save_track (mm/kasan/common.c:78) [ 122.480699][ T931] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 122.480701][ T931] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 122.480702][ T931] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 122.480703][ T931] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 122.480705][ T931] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 122.480706][ T931] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 122.480707][ T931] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 122.480708][ T931] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 122.480710][ T931] ? ___sys_sendmsg (net/socket.c:2767) [ 122.480711][ T931] ? __sys_sendmsg (net/socket.c:2799) [ 122.480712][ T931] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 122.480714][ T931] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 122.480717][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480719][ T931] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.480720][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480722][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480723][ T931] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 122.480726][ T931] ? __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) [ 122.480728][ T931] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 122.480729][ T931] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 122.480731][ T931] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 122.480732][ T931] ? nla_get_range_signed (lib/nlattr.c:270) [ 122.480734][ T931] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 122.480737][ T931] rtnl_newlink (net/core/rtnetlink.c:4215) [ 122.480739][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480741][ T931] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 122.480742][ T931] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.480743][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480745][ T931] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 122.480748][ T931] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 122.480750][ T931] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 122.480752][ T931] ? __kernel_text_address (kernel/extable.c:79) [ 122.480754][ T931] ? write_profile (profile.c:?) [ 122.480755][ T931] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 122.480757][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480759][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480761][ T931] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 122.480764][ T931] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.480766][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480768][ T931] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 122.480769][ T931] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 122.480771][ T931] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.480772][ T931] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 122.480773][ T931] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 122.480776][ T931] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 122.480777][ T931] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.480779][ T931] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 122.480780][ T931] ? netlink_ack (./include/linux/skbuff.h:2718) [ 122.480781][ T931] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 122.480784][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480786][ T931] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 122.480787][ T931] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 122.480789][ T931] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 122.480791][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480793][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480794][ T931] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.480796][ T931] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 122.480798][ T931] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 122.480800][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480802][ T931] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 122.480804][ T931] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 122.480805][ T931] ? copy_msghdr_from_user (net/socket.c:2650) [ 122.480807][ T931] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 122.480808][ T931] ? move_addr_to_kernel (net/socket.c:258) [ 122.480810][ T931] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 122.480812][ T931] ___sys_sendmsg (net/socket.c:2767) [ 122.480814][ T931] ? copy_msghdr_from_user (net/socket.c:2619) [ 122.480819][ T931] __sys_sendmsg (net/socket.c:2799) [ 122.480821][ T931] ? __sys_sendmsg_sock (net/socket.c:2780) [ 122.480824][ T931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.480826][ T931] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 122.480827][ T931] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 122.480829][ T931] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 122.480830][ T931] RIP: 0033:0x7f7109b9154e [ 122.480832][ T931] 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 [ 122.480834][ T931] RSP: 002b:00007fff721baba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 122.480838][ T931] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7109b9154e [ 122.480840][ T931] RDX: 0000000000000000 RSI: 00007fff721bac50 RDI: 0000000000000005 [ 122.480841][ T931] RBP: 00007fff721babb0 R08: 0000000000000000 R09: 0000000000000000 [ 122.480841][ T931] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ffe7 Finger prints: vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print