====================================== | [ 8.961612][ T187] softirqs last disabled at (20829): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 8.961614][ T187] Preemption disabled at: | [ 8.961615][ T187] vprintk_emit (kernel/printk/printk.c:2471) | [ 8.961623][ T187] Tainted: [W]=WARN [ 8.961624][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.961626][ T187] Call Trace: [ 8.961627][ T187] [ 8.961629][ T187] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 8.961634][ T187] ? vprintk_emit (kernel/printk/printk.c:2471) [ 8.961635][ T187] __might_resched.cold (kernel/sched/core.c:9234) [ 8.961640][ T187] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 8.961643][ T187] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 8.961648][ T187] __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)) [ 8.961651][ T187] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.961657][ T187] ? 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) [ 8.961659][ T187] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.961662][ T187] put_chars (drivers/char/virtio_console.c:1176) [ 8.961665][ T187] ? __send_to_port (drivers/char/virtio_console.c:654) [ 8.961669][ T187] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 8.961672][ T187] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 8.961675][ T187] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 8.961679][ T187] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 8.961683][ T187] ? mark_usage (kernel/locking/lockdep.c:4690) [ 8.961685][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.961687][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.961691][ T187] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 8.961693][ T187] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 8.961696][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.961698][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.961702][ T187] console_emit_next_record (kernel/printk/printk.c:3183) [ 8.961706][ T187] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 8.961709][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.961711][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.961715][ T187] console_flush_one_record (kernel/printk/printk.c:3268) [ 8.961719][ T187] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 8.961720][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.961725][ T187] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 8.961728][ T187] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 8.961729][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.961731][ T187] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 8.961735][ T187] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 8.961736][ T187] ? vprintk_emit (kernel/printk/printk.c:2478) [ 8.961739][ T187] vprintk_emit (kernel/printk/printk.c:2479) [ 8.961743][ T187] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 8.961747][ T187] ? vlan_netlink_fini (./include/linux/etherdevice.h:305 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q [ 8.961751][ T187] _printk (kernel/printk/printk.c:2504) [ 8.961754][ T187] ? snapshot_read.cold (user.c:?) [ 8.961760][ T187] ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356) [ 8.961764][ T187] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q [ 8.961767][ T187] do_one_initcall (init/main.c:1357) [ 8.961770][ T187] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 8.961774][ T187] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 8.961777][ T187] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 8.961782][ T187] do_init_module (kernel/module/main.c:3117) [ 8.961785][ T187] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 8.961789][ T187] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 8.961791][ T187] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 8.961796][ T187] load_module (kernel/module/main.c:3593) [ 8.961802][ T187] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 8.961805][ T187] ? __ia32_sys_fsconfig (??:?) [ 8.961808][ T187] ? add_chain_cache (kernel/locking/lockdep.c:3782) [ 8.961813][ T187] init_module_from_file (kernel/module/main.c:3790) [ 8.961816][ T187] ? __do_sys_init_module (kernel/module/main.c:3664) [ 8.961823][ T187] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 8.961826][ T187] ? 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) [ 8.961829][ T187] idempotent_init_module (kernel/module/main.c:3802) [ 8.961831][ T187] ? init_module_from_file (kernel/module/main.c:3791) [ 8.961837][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.961839][ T187] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 8.961845][ T187] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 8.961846][ T187] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 8.961850][ T187] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 8.961852][ T187] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 8.961854][ T187] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 8.961856][ T187] RIP: 0033:0x7f5439b9237d [ 8.961860][ T187] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa85 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa5b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 8.961862][ T187] RSP: 002b:00007fff15a7c6d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 8.961864][ T187] RAX: ffffffffffffffda RBX: 0000556ad8b34810 RCX: 00007f5439b9237d [ 8.961866][ T187] RDX: 0000000000000000 RSI: 0000556aa1c4effd RDI: 0000000000000000 [ 8.961867][ T187] RBP: 00007fff15a7c770 R08: 0000000000000000 R09: 0000000000000000 [ 8.961868][ T187] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556aa1c4effd [ 8.961868][ T187] R13: 0000556ad8b34940 R14: 0000000000040000 R15: 0000000000000000 | [ 10.241989][ T264] softirqs last disabled at (18048): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 10.241991][ T264] Preemption disabled at: | [ 10.241991][ T264] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.242000][ T264] Tainted: [W]=WARN [ 10.242001][ T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.242002][ T264] Call Trace: [ 10.242004][ T264] [ 10.242005][ T264] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.242010][ T264] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.242012][ T264] __might_resched.cold (kernel/sched/core.c:9234) [ 10.242017][ T264] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.242020][ T264] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.242026][ T264] __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)) [ 10.242028][ T264] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.242035][ T264] ? 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) [ 10.242037][ T264] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.242041][ T264] put_chars (drivers/char/virtio_console.c:1176) [ 10.242044][ T264] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.242047][ T264] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 10.242053][ T264] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.242056][ T264] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.242061][ T264] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.242065][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.242070][ T264] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.242074][ T264] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.242078][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.242079][ T264] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.242084][ T264] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.242087][ T264] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.242089][ T264] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.242094][ T264] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.242096][ T264] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.242098][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.242100][ T264] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.242103][ T264] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.242105][ T264] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.242108][ T264] vprintk_emit (kernel/printk/printk.c:2479) [ 10.242111][ T264] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.242114][ T264] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.242115][ T264] ? flush_tlb_mm_range (arch/x86/mm/tlb.c:1431 (discriminator 1)) [ 10.242120][ T264] _printk (kernel/printk/printk.c:2504) [ 10.242123][ T264] ? snapshot_read.cold (user.c:?) [ 10.242127][ T264] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.242129][ T264] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 10.242132][ T264] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 10.242136][ T264] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 10.242138][ T264] ? netdev_notice (net/core/dev.c:13194) [ 10.242145][ T264] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 10.242146][ T264] ? bond_ipsec_del_sa_all (drivers/net/bonding/bond_main.c:603 (discriminator 3)) [ 10.242153][ T264] bond_change_active_slave.cold (drivers/net/bonding/bond_main.c:1301) [ 10.242156][ T264] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 10.242158][ T264] ? bond_choose_primary_or_current (drivers/net/bonding/bond_main.c:1102 (discriminator 2)) [ 10.242161][ T264] ? bond_peer_notify_work_rearm (drivers/net/bonding/bond_main.c:1211) [ 10.242164][ T264] ? static_key_slow_inc_cpuslocked (./include/linux/mutex.h:253 kernel/jump_label.c:165 kernel/jump_label.c:151) [ 10.242170][ T264] bond_select_active_slave (drivers/net/bonding/bond_main.c:1379) [ 10.242173][ T264] ? bond_change_active_slave (drivers/net/bonding/bond_main.c:1824) [ 10.242179][ T264] ? static_key_slow_inc (kernel/jump_label.c:192) [ 10.242180][ T264] bond_enslave (drivers/net/bonding/bond_main.c:2298) [ 10.242186][ T264] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.242188][ T264] ? bond_update_slave_arr (drivers/net/bonding/bond_main.c:5219 (discriminator 9)) [ 10.242189][ T264] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.242191][ T264] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.242193][ T264] ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3)) [ 10.242198][ T264] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.242205][ T264] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 10.242208][ T264] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 10.242213][ T264] do_set_master (net/core/rtnetlink.c:3071) [ 10.242217][ T264] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 10.242221][ T264] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 10.242225][ T264] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 10.242227][ T264] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 10.242229][ T264] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 10.242233][ T264] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.242235][ T264] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.242237][ T264] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.242240][ T264] ? kasan_save_stack (mm/kasan/common.c:58) [ 10.242242][ T264] ? kasan_save_stack (mm/kasan/common.c:57) [ 10.242243][ T264] ? kasan_save_track (mm/kasan/common.c:78) [ 10.242245][ T264] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.242247][ T264] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 10.242250][ T264] ? ___sys_sendmsg (net/socket.c:2757) [ 10.242254][ T264] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.242256][ T264] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 10.242259][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.242261][ T264] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.242263][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.242264][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.242266][ T264] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 10.242268][ T264] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 10.242271][ T264] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 10.242273][ T264] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 10.242277][ T264] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 10.242278][ T264] ? nla_get_range_signed (lib/nlattr.c:270) [ 10.242284][ T264] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 10.242290][ T264] rtnl_newlink (net/core/rtnetlink.c:4215) [ 10.242295][ T264] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.242297][ T264] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.242302][ T264] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.242304][ T264] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.242306][ T264] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.242308][ T264] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.242312][ T264] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.242314][ T264] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.242318][ T264] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.242319][ T264] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.242324][ T264] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.242326][ T264] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.242329][ T264] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.242331][ T264] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.242334][ T264] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.242340][ T264] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 10.242342][ T264] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 10.242346][ T264] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.242350][ T264] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.242352][ T264] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.242356][ T264] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.242360][ T264] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 10.242364][ T264] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.242369][ T264] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 10.242371][ T264] ? copy_msghdr_from_user (net/socket.c:2650) [ 10.242373][ T264] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 10.242374][ T264] ? move_addr_to_kernel (net/socket.c:258) [ 10.242381][ T264] ___sys_sendmsg (net/socket.c:2767) [ 10.242383][ T264] ? copy_msghdr_from_user (net/socket.c:2619) [ 10.242398][ T264] __sys_sendmsg (net/socket.c:2799) [ 10.242401][ T264] ? __sys_sendmsg_sock (net/socket.c:2780) [ 10.242407][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.242410][ T264] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.242412][ T264] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.242415][ T264] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.242417][ T264] RIP: 0033:0x7f400352754e [ 10.242421][ T264] 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 [ 10.242422][ T264] RSP: 002b:00007ffcc7c7e450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.242425][ T264] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f400352754e [ 10.242426][ T264] RDX: 0000000000000000 RSI: 00007ffcc7c7e500 RDI: 0000000000000005 [ 10.242427][ T264] RBP: 00007ffcc7c7e460 R08: 0000000000000000 R09: 0000000000000000 [ 10.242428][ T264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913d42 Finger prints: __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars