====================================== | [ 9.595727][ T203] softirqs last disabled at (30633): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.595729][ T203] Preemption disabled at: | [ 9.595730][ T203] 0x0 | [ 9.595740][ T203] Tainted: [W]=WARN [ 9.595741][ T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.595743][ T203] Call Trace: [ 9.595745][ T203] [ 9.595746][ T203] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.595752][ T203] __might_resched.cold (kernel/sched/core.c:9234) [ 9.595757][ T203] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.595761][ T203] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.595765][ T203] __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)) [ 9.595767][ T203] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.595774][ T203] ? 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) [ 9.595777][ T203] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.595780][ T203] put_chars (drivers/char/virtio_console.c:1176) [ 9.595783][ T203] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.595784][ T203] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.595787][ T203] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.595793][ T203] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.595800][ T203] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.595803][ T203] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.595805][ T203] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.595809][ T203] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.595813][ T203] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.595814][ T203] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 9.595818][ T203] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.595819][ T203] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.595823][ T203] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.595827][ T203] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.595829][ T203] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.595837][ T203] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.595840][ T203] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.595842][ T203] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.595843][ T203] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 9.595847][ T203] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.595849][ T203] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.595852][ T203] vprintk_emit (kernel/printk/printk.c:2479) [ 9.595855][ T203] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.595857][ T203] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.595861][ T203] _printk (kernel/printk/printk.c:2504) [ 9.595865][ T203] ? snapshot_read.cold (user.c:?) [ 9.595867][ T203] ? 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) [ 9.595870][ T203] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.595874][ T203] ? 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) [ 9.595877][ T203] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.595880][ T203] ? exit_notify (kernel/exit.c:780) [ 9.595882][ T203] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.595884][ T203] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.595888][ T203] do_group_exit (kernel/exit.c:1151) [ 9.595890][ T203] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.595892][ T203] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.595895][ T203] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.595899][ T203] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.595902][ T203] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.595904][ T203] RIP: 0033:0x7f31dcb031b8 [ 9.595906][ T203] Code: Unable to access opcode bytes at 0x7f31dcb0318e. Code starting with the faulting instruction =========================================== [ 9.595907][ T203] RSP: 002b:00007ffd3358e198 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.595909][ T203] RAX: ffffffffffffffda RBX: 00007f31dcc33f88 RCX: 00007f31dcb031b8 [ 9.595910][ T203] RDX: 00007f31dc84dfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.595911][ T203] RBP: 00007ffd3358e1f0 R08: 0000000000000000 R09: 0000000000000060 [ 9.595912][ T203] R10: 00007ffd3358dfb0 R11: 0000000000000246 R12: 0000000000000001 [ 9.595913][ T203] R13: 0000000000000000 R14: 00007f31dcc32680 R15: 00007f31dcc33fa0 | [ 28.450224][ T1115] softirqs last disabled at (20473): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 28.450227][ T1115] Preemption disabled at: | [ 28.450227][ T1115] vprintk_emit (kernel/printk/printk.c:2471) | [ 28.450236][ T1115] Tainted: [W]=WARN [ 28.450237][ T1115] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.450239][ T1115] Call Trace: [ 28.450241][ T1115] [ 28.450242][ T1115] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 28.450248][ T1115] ? vprintk_emit (kernel/printk/printk.c:2471) [ 28.450249][ T1115] __might_resched.cold (kernel/sched/core.c:9234) [ 28.450254][ T1115] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 28.450258][ T1115] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 28.450262][ T1115] __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)) [ 28.450264][ T1115] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.450271][ T1115] ? 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) [ 28.450274][ T1115] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.450277][ T1115] put_chars (drivers/char/virtio_console.c:1176) [ 28.450280][ T1115] ? __send_to_port (drivers/char/virtio_console.c:654) [ 28.450281][ T1115] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 28.450284][ T1115] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 28.450290][ T1115] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 28.450297][ T1115] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 28.450300][ T1115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.450302][ T1115] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.450306][ T1115] console_emit_next_record (kernel/printk/printk.c:3183) [ 28.450310][ T1115] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 28.450312][ T1115] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 28.450315][ T1115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.450317][ T1115] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.450321][ T1115] console_flush_one_record (kernel/printk/printk.c:3268) [ 28.450325][ T1115] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 28.450327][ T1115] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.450332][ T1115] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 28.450335][ T1115] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 28.450337][ T1115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.450339][ T1115] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 28.450342][ T1115] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 28.450344][ T1115] ? vprintk_emit (kernel/printk/printk.c:2478) [ 28.450347][ T1115] vprintk_emit (kernel/printk/printk.c:2479) [ 28.450350][ T1115] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 28.450355][ T1115] ? exit_u32 (./include/net/pkt_cls.h:188 ./include/net/pkt_cls.h:231 net/sched/cls_u32.c:1373) cls_u32 [ 28.450359][ T1115] _printk (kernel/printk/printk.c:2504) [ 28.450362][ T1115] ? snapshot_read.cold (user.c:?) [ 28.450368][ T1115] ? 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) [ 28.450371][ T1115] init_u32 (net/sched/cls_u32.c:1370) cls_u32 [ 28.450375][ T1115] do_one_initcall (init/main.c:1357) [ 28.450378][ T1115] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 28.450382][ T1115] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 28.450385][ T1115] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 28.450391][ T1115] do_init_module (kernel/module/main.c:3117) [ 28.450394][ T1115] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 28.450398][ T1115] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 28.450400][ T1115] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 28.450404][ T1115] load_module (kernel/module/main.c:3593) [ 28.450409][ T1115] ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11)) [ 28.450413][ T1115] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 28.450417][ T1115] ? __ia32_sys_fsconfig (??:?) [ 28.450421][ T1115] ? backing_file_read_iter (fs/backing-file.c:211) [ 28.450424][ T1115] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 28.450427][ T1115] init_module_from_file (kernel/module/main.c:3790) [ 28.450430][ T1115] ? __do_sys_init_module (kernel/module/main.c:3664) [ 28.450438][ T1115] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 28.450441][ T1115] ? 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) [ 28.450444][ T1115] idempotent_init_module (kernel/module/main.c:3802) [ 28.450447][ T1115] ? init_module_from_file (kernel/module/main.c:3791) [ 28.450453][ T1115] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 28.450455][ T1115] ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769) [ 28.450460][ T1115] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 28.450462][ T1115] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 28.450466][ T1115] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 28.450469][ T1115] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 28.450471][ T1115] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 28.450473][ T1115] RIP: 0033:0x7f3ebd29037d [ 28.450477][ T1115] 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 [ 28.450479][ T1115] RSP: 002b:00007ffda795c768 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 28.450481][ T1115] RAX: ffffffffffffffda RBX: 000055ecb7ff7810 RCX: 00007f3ebd29037d [ 28.450483][ T1115] RDX: 0000000000000000 RSI: 000055ec832c4ffd RDI: 0000000000000000 [ 28.450483][ T1115] RBP: 00007ffda795c800 R08: 0000000000000000 R09: 0000000000000000 [ 28.450484][ T1115] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ec832c4ffd [ 28.450485][ T1115] R13: 000055ecb7ff7950 R14: 0000000000040000 R15: 0000000000000000 | [ 29.517693][ T1174] softirqs last disabled at (24356): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 29.517696][ T1174] Preemption disabled at: | [ 29.517696][ T1174] 0x0 | [ 29.517707][ T1174] Tainted: [W]=WARN [ 29.517707][ T1174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.517709][ T1174] Call Trace: [ 29.517710][ T1174] [ 29.517712][ T1174] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 29.517718][ T1174] __might_resched.cold (kernel/sched/core.c:9234) [ 29.517723][ T1174] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 29.517727][ T1174] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 29.517731][ T1174] __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)) [ 29.517733][ T1174] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.517739][ T1174] ? 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) [ 29.517742][ T1174] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.517746][ T1174] put_chars (drivers/char/virtio_console.c:1176) [ 29.517748][ T1174] ? __send_to_port (drivers/char/virtio_console.c:654) [ 29.517749][ T1174] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 29.517753][ T1174] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 29.517758][ T1174] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 29.517766][ T1174] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 29.517768][ T1174] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.517770][ T1174] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.517774][ T1174] console_emit_next_record (kernel/printk/printk.c:3183) [ 29.517778][ T1174] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 29.517780][ T1174] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 29.517783][ T1174] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.517784][ T1174] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.517788][ T1174] console_flush_one_record (kernel/printk/printk.c:3268) [ 29.517792][ T1174] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 29.517794][ T1174] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.517799][ T1174] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 29.517802][ T1174] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 29.517804][ T1174] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.517806][ T1174] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 29.517809][ T1174] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 29.517811][ T1174] ? vprintk_emit (kernel/printk/printk.c:2478) [ 29.517814][ T1174] vprintk_emit (kernel/printk/printk.c:2479) [ 29.517817][ T1174] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 29.517820][ T1174] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.517823][ T1174] _printk (kernel/printk/printk.c:2504) [ 29.517827][ T1174] ? snapshot_read.cold (user.c:?) [ 29.517830][ T1174] ? 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) [ 29.517832][ T1174] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 29.517838][ T1174] ? 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) [ 29.517841][ T1174] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 29.517844][ T1174] ? exit_notify (kernel/exit.c:780) [ 29.517846][ T1174] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 29.517848][ T1174] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.517852][ T1174] do_group_exit (kernel/exit.c:1151) [ 29.517854][ T1174] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 29.517856][ T1174] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 29.517859][ T1174] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 29.517862][ T1174] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 29.517865][ T1174] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.517867][ T1174] RIP: 0033:0x7fb81cf251b8 [ 29.517870][ T1174] Code: Unable to access opcode bytes at 0x7fb81cf2518e. Code starting with the faulting instruction =========================================== [ 29.517871][ T1174] RSP: 002b:00007fffa4f923e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 29.517873][ T1174] RAX: ffffffffffffffda RBX: 00007fb81d055f88 RCX: 00007fb81cf251b8 [ 29.517875][ T1174] RDX: 00007fb81cc6ffc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 29.517875][ T1174] RBP: 00007fffa4f92440 R08: 0000000000000000 R09: 0000000000008010 [ 29.517876][ T1174] R10: 00007fffa4f92200 R11: 0000000000000246 R12: 0000000000000001 [ 29.517877][ T1174] R13: 0000000000000000 R14: 00007fb81d054680 R15: 00007fb81d055fa0 | [ 30.243168][ T50] #11: ffffffffbb69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) | [ 30.243172][ T50] | [ 30.243172][ T50] stack backtrace: | [ 30.243178][ T50] Tainted: [W]=WARN [ 30.243179][ T50] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.243180][ T50] Workqueue: mld mld_ifc_work [ 30.243183][ T50] Call Trace: [ 30.243185][ T50] [ 30.243187][ T50] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.243193][ T50] lockdep_rcu_suspicious.cold (kernel/locking/lockdep.c:6938) [ 30.243198][ T50] __might_resched (kernel/sched/core.c:9196 (discriminator 9)) [ 30.243203][ T50] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 30.243206][ T50] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 30.243210][ T50] __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)) [ 30.243212][ T50] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.243218][ T50] ? 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) [ 30.243222][ T50] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.243226][ T50] put_chars (drivers/char/virtio_console.c:1176) [ 30.243228][ T50] ? __send_to_port (drivers/char/virtio_console.c:654) [ 30.243231][ T50] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 30.243236][ T50] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 30.243244][ T50] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 30.243247][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.243249][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.243253][ T50] console_emit_next_record (kernel/printk/printk.c:3183) [ 30.243257][ T50] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.243259][ T50] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 30.243262][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.243264][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.243268][ T50] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.243272][ T50] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.243274][ T50] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.243280][ T50] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.243283][ T50] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.243284][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.243286][ T50] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 30.243290][ T50] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.243292][ T50] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.243295][ T50] vprintk_emit (kernel/printk/printk.c:2479) [ 30.243298][ T50] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.243300][ T50] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.243305][ T50] _printk (kernel/printk/printk.c:2504) [ 30.243308][ T50] ? snapshot_read.cold (user.c:?) [ 30.243309][ T50] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 30.243315][ T50] ? idr_get_free (??:?) [ 30.243320][ T50] ip6_tnl_xmit_ctl.cold (net/ipv6/ip6_tunnel.c:1064 (discriminator 3)) [ 30.243325][ T50] ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:888) ip6_gre [ 30.243330][ T50] ? __gre6_xmit (./include/net/gre.h:135 (discriminator 2)) ip6_gre [ 30.243333][ T50] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 30.243336][ T50] ? netif_skb_features (net/core/dev.c:3793 net/core/dev.c:3922) [ 30.243340][ T50] ? mark_lock_irq (kernel/locking/lockdep.c:4265 (discriminator 1) kernel/locking/lockdep.c:4314 (discriminator 1)) [ 30.243342][ T50] ? skb_network_protocol (./include/linux/skbuff.h:2534) [ 30.243345][ T50] ? save_trace (kernel/locking/lockdep.c:558 kernel/locking/lockdep.c:594) [ 30.243351][ T50] dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953) [ 30.243356][ T50] sch_direct_xmit (net/sched/sch_generic.c:372) [ 30.243361][ T50] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.243363][ T50] ? dequeue_skb (./include/trace/events/qdisc.h:14 (discriminator 19)) [ 30.243366][ T50] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 30.243367][ T50] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 30.243369][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.243374][ T50] __dev_xmit_skb (net/core/dev.c:4262) [ 30.243378][ T50] ? alloc_netdev_dummy (net/core/dev.c:12327) [ 30.243380][ T50] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) [ 30.243383][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.243384][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.243389][ T50] __dev_queue_xmit (net/core/dev.c:4884) [ 30.243391][ T50] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.243396][ T50] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.243398][ T50] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.243400][ T50] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 30.243403][ T50] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 30.243407][ T50] ? eth_header (net/ethernet/eth.c:99) [ 30.243410][ T50] ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611) [ 30.243417][ T50] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 30.243423][ T50] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 30.243424][ T50] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.243427][ T50] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.243430][ T50] ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2)) [ 30.243435][ T50] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 30.243440][ T50] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 30.243443][ T50] ? ip6_finish_output (./include/linux/skbuff.h:1165) [ 30.243445][ T50] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.243447][ T50] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3049) [ 30.243450][ T50] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 30.243453][ T50] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 30.243456][ T50] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 30.243458][ T50] ? icmp6_dst_alloc (net/ipv6/route.c:3364) [ 30.243462][ T50] mld_sendpack (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) ./include/linux/netfilter.h:319 (discriminator 4) net/ipv6/mcast.c:1870 (discriminator 4)) [ 30.243466][ T50] ? mld_dad_start_work (net/ipv6/mcast.c:1133) [ 30.243472][ T50] ? mld_send_cr (./include/linux/lockdep.h:249 net/ipv6/mcast.c:2148) [ 30.243476][ T50] mld_ifc_work (net/ipv6/mcast.c:2711) [ 30.243478][ T50] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 30.243480][ T50] process_one_work (kernel/workqueue.c:3387) [ 30.243487][ T50] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 30.243490][ T50] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.243497][ T50] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 30.243502][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 30.243504][ T50] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 30.243506][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 30.243509][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 30.243511][ T50] kthread (kernel/kthread.c:436) [ 30.243514][ T50] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 30.243517][ T50] ? kthread_affine_preferred (kernel/kthread.c:857) [ 30.243520][ T50] ret_from_fork (arch/x86/kernel/process.c:158) [ 30.243524][ T50] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 30.243528][ T50] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 30.243531][ T50] ? kthread_affine_preferred (kernel/kthread.c:857) [ 30.243534][ T50] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.626224][ T9] softirqs last disabled at (34204): __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 31.626226][ T9] Preemption disabled at: | [ 31.626227][ T9] __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 31.626236][ T9] Tainted: [W]=WARN [ 31.626236][ T9] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.626238][ T9] Workqueue: mld mld_ifc_work [ 31.626241][ T9] Call Trace: [ 31.626242][ T9] [ 31.626244][ T9] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.626250][ T9] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) [ 31.626252][ T9] __might_resched.cold (kernel/sched/core.c:9234) [ 31.626256][ T9] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.626260][ T9] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 31.626265][ T9] __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)) [ 31.626267][ T9] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.626273][ T9] ? 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) [ 31.626276][ T9] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.626280][ T9] put_chars (drivers/char/virtio_console.c:1176) [ 31.626283][ T9] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.626286][ T9] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 31.626291][ T9] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.626295][ T9] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.626300][ T9] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.626303][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.626309][ T9] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.626313][ T9] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.626314][ T9] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 31.626318][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.626319][ T9] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.626324][ T9] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.626328][ T9] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.626330][ T9] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.626335][ T9] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.626338][ T9] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.626340][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.626342][ T9] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 31.626345][ T9] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.626347][ T9] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.626350][ T9] vprintk_emit (kernel/printk/printk.c:2479) [ 31.626353][ T9] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.626355][ T9] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.626360][ T9] _printk (kernel/printk/printk.c:2504) [ 31.626363][ T9] ? snapshot_read.cold (user.c:?) [ 31.626365][ T9] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 31.626371][ T9] ? idr_get_free (??:?) [ 31.626376][ T9] ip6_tnl_xmit_ctl.cold (net/ipv6/ip6_tunnel.c:1064 (discriminator 3)) [ 31.626380][ T9] ip6erspan_tunnel_xmit (net/ipv6/ip6_gre.c:936) ip6_gre [ 31.626388][ T9] ? ip6gre_tunnel_siocdevprivate (net/ipv6/ip6_gre.c:1200) ip6_gre [ 31.626392][ T9] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 31.626403][ T9] dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953) [ 31.626409][ T9] sch_direct_xmit (net/sched/sch_generic.c:372) [ 31.626412][ T9] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 31.626414][ T9] ? dequeue_skb (./include/trace/events/qdisc.h:14 (discriminator 19)) [ 31.626417][ T9] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 31.626418][ T9] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 31.626419][ T9] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.626424][ T9] __dev_xmit_skb (net/core/dev.c:4262) [ 31.626429][ T9] ? alloc_netdev_dummy (net/core/dev.c:12327) [ 31.626430][ T9] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) [ 31.626433][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.626435][ T9] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.626439][ T9] __dev_queue_xmit (net/core/dev.c:4884) [ 31.626442][ T9] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.626447][ T9] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 31.626448][ T9] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 31.626451][ T9] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 31.626454][ T9] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 31.626458][ T9] ? eth_header (net/ethernet/eth.c:99) [ 31.626461][ T9] ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611) [ 31.626468][ T9] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 31.626473][ T9] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 31.626475][ T9] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 31.626478][ T9] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.626481][ T9] ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2)) [ 31.626486][ T9] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 31.626490][ T9] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 31.626494][ T9] ? ip6_finish_output (./include/linux/skbuff.h:1165) [ 31.626495][ T9] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.626498][ T9] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3049) [ 31.626500][ T9] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 31.626503][ T9] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 31.626506][ T9] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 31.626508][ T9] ? icmp6_dst_alloc (net/ipv6/route.c:3364) [ 31.626512][ T9] mld_sendpack (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) ./include/linux/netfilter.h:319 (discriminator 4) net/ipv6/mcast.c:1870 (discriminator 4)) [ 31.626516][ T9] ? mld_dad_start_work (net/ipv6/mcast.c:1133) [ 31.626523][ T9] ? mld_send_cr (./include/linux/lockdep.h:249 net/ipv6/mcast.c:2148) [ 31.626526][ T9] mld_ifc_work (net/ipv6/mcast.c:2711) [ 31.626529][ T9] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 31.626530][ T9] process_one_work (kernel/workqueue.c:3387) [ 31.626537][ T9] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 31.626540][ T9] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 31.626548][ T9] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 31.626555][ T9] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 31.626557][ T9] kthread (kernel/kthread.c:436) [ 31.626560][ T9] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.626563][ T9] ? kthread_affine_preferred (kernel/kthread.c:857) [ 31.626566][ T9] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.626571][ T9] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 31.626574][ T9] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.626577][ T9] ? kthread_affine_preferred (kernel/kthread.c:857) [ 31.626580][ T9] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 32.669381][ T1325] softirqs last disabled at (13560): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 32.669383][ T1325] Preemption disabled at: | [ 32.669384][ T1325] vprintk_emit (kernel/printk/printk.c:2471) | [ 32.669392][ T1325] Tainted: [W]=WARN [ 32.669393][ T1325] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.669394][ T1325] Call Trace: [ 32.669396][ T1325] [ 32.669397][ T1325] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.669403][ T1325] ? vprintk_emit (kernel/printk/printk.c:2471) [ 32.669405][ T1325] __might_resched.cold (kernel/sched/core.c:9234) [ 32.669409][ T1325] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.669414][ T1325] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 32.669418][ T1325] __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)) [ 32.669420][ T1325] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.669426][ T1325] ? 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) [ 32.669429][ T1325] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.669433][ T1325] put_chars (drivers/char/virtio_console.c:1176) [ 32.669435][ T1325] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.669442][ T1325] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.669450][ T1325] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.669453][ T1325] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.669457][ T1325] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.669461][ T1325] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.669463][ T1325] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 32.669466][ T1325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.669469][ T1325] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.669473][ T1325] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.669477][ T1325] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.669479][ T1325] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.669484][ T1325] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.669487][ T1325] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.669489][ T1325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.669490][ T1325] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 32.669494][ T1325] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.669496][ T1325] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.669498][ T1325] vprintk_emit (kernel/printk/printk.c:2479) [ 32.669502][ T1325] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.669507][ T1325] _printk (kernel/printk/printk.c:2504) [ 32.669510][ T1325] ? snapshot_read.cold (user.c:?) [ 32.669512][ T1325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.669514][ T1325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.669515][ T1325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.669517][ T1325] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 32.669518][ T1325] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 32.669522][ T1325] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 32.669526][ T1325] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 32.669529][ T1325] ? netdev_notice (net/core/dev.c:13194) [ 32.669531][ T1325] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 32.669536][ T1325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.669541][ T1325] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 32.669544][ T1325] ? dev_set_allmulti (./include/linux/netdevice.h:2861 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/core/dev_api.c:314) [ 32.669546][ T1325] dev_set_allmulti (net/core/dev_api.c:315) [ 32.669549][ T1325] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 32.669553][ T1325] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 32.669558][ T1325] br_dev_delete (net/bridge/br_if.c:387) [ 32.669562][ T1325] rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694) [ 32.669563][ T1325] ? mark_usage (kernel/locking/lockdep.c:4690) [ 32.669565][ T1325] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.669567][ T1325] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.669569][ T1325] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 32.669591][ T1325] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.669593][ T1325] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 32.669596][ T1325] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.669598][ T1325] ? mark_usage (kernel/locking/lockdep.c:4690) [ 32.669600][ T1325] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.669605][ T1325] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.669607][ T1325] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 32.669608][ T1325] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 32.669610][ T1325] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.669614][ T1325] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 32.669616][ T1325] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 32.669619][ T1325] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.669621][ T1325] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.669625][ T1325] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.669627][ T1325] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 32.669630][ T1325] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 32.669634][ T1325] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.669637][ T1325] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.669643][ T1325] ? 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)) [ 32.669645][ T1325] ? 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)) [ 32.669650][ T1325] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.669654][ T1325] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.669656][ T1325] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 32.669661][ T1325] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 32.669665][ T1325] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 32.669668][ T1325] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.669670][ T1325] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 32.669676][ T1325] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 32.669679][ T1325] ____sys_sendmsg (net/socket.c:2713) [ 32.669681][ T1325] ? copy_msghdr_from_user (net/socket.c:2650) [ 32.669684][ T1325] ? sock_write_iter (net/socket.c:1269) [ 32.669685][ T1325] ? move_addr_to_kernel (net/socket.c:258) [ 32.669693][ T1325] ___sys_sendmsg (net/socket.c:2767) [ 32.669695][ T1325] ? copy_msghdr_from_user (net/socket.c:2619) [ 32.669712][ T1325] __sys_sendmsg (net/socket.c:2799) [ 32.669715][ T1325] ? __sys_sendmsg_sock (net/socket.c:2780) [ 32.669721][ T1325] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.669724][ T1325] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.669727][ T1325] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.669730][ T1325] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.669732][ T1325] RIP: 0033:0x7feaa154e54e [ 32.669736][ T1325] 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 [ 32.669738][ T1325] RSP: 002b:00007ffee819d090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.669740][ T1325] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007feaa154e54e [ 32.669741][ T1325] RDX: 0000000000000000 RSI: 00007ffee819d140 RDI: 0000000000000005 [ 32.669742][ T1325] RBP: 00007ffee819d0a0 R08: 0000000000000000 R09: 0000000000000000 [ 32.669743][ T1325] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916caa [ 32.669744][ T1325] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffee819d800 | [ 65.285606][ T3556] softirqs last disabled at (32487): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 65.285608][ T3556] Preemption disabled at: | [ 65.285609][ T3556] vprintk_emit (kernel/printk/printk.c:2471) | [ 65.285617][ T3556] Tainted: [W]=WARN [ 65.285618][ T3556] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.285620][ T3556] Call Trace: [ 65.285621][ T3556] [ 65.285622][ T3556] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 65.285629][ T3556] ? vprintk_emit (kernel/printk/printk.c:2471) [ 65.285630][ T3556] __might_resched.cold (kernel/sched/core.c:9234) [ 65.285634][ T3556] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 65.285638][ T3556] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 65.285643][ T3556] __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)) [ 65.285645][ T3556] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 65.285652][ T3556] ? 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) [ 65.285655][ T3556] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 65.285658][ T3556] put_chars (drivers/char/virtio_console.c:1176) [ 65.285661][ T3556] ? __send_to_port (drivers/char/virtio_console.c:654) [ 65.285662][ T3556] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 65.285666][ T3556] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 65.285668][ T3556] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 65.285673][ T3556] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 65.285677][ T3556] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 65.285682][ T3556] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 65.285685][ T3556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.285689][ T3556] console_emit_next_record (kernel/printk/printk.c:3183) [ 65.285694][ T3556] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 65.285696][ T3556] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 65.285699][ T3556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.285700][ T3556] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.285704][ T3556] console_flush_one_record (kernel/printk/printk.c:3268) [ 65.285708][ T3556] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 65.285710][ T3556] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 65.285715][ T3556] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 65.285718][ T3556] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 65.285720][ T3556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.285722][ T3556] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 65.285725][ T3556] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 65.285727][ T3556] ? vprintk_emit (kernel/printk/printk.c:2478) [ 65.285730][ T3556] vprintk_emit (kernel/printk/printk.c:2479) [ 65.285733][ T3556] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 65.285735][ T3556] ? gre_exit (net/ipv4/gre_demux.c:73) gre [ 65.285738][ T3556] ? lockdep_init_map_type (kernel/locking/lockdep.c:4989 (discriminator 2)) [ 65.285742][ T3556] ? gre_exit (net/ipv4/gre_demux.c:73) gre [ 65.285744][ T3556] _printk (kernel/printk/printk.c:2504) [ 65.285747][ T3556] ? snapshot_read.cold (user.c:?) [ 65.285749][ T3556] ? alloc_workqueue_lockdep_map (kernel/workqueue.c:6092) [ 65.285757][ T3556] macsec_init (drivers/net/macsec.c:358 (discriminator 1)) macsec [ 65.285760][ T3556] do_one_initcall (init/main.c:1357) [ 65.285764][ T3556] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 65.285768][ T3556] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 65.285771][ T3556] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 65.285776][ T3556] do_init_module (kernel/module/main.c:3117) [ 65.285779][ T3556] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 65.285783][ T3556] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 65.285785][ T3556] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 65.285789][ T3556] load_module (kernel/module/main.c:3593) [ 65.285794][ T3556] ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11)) [ 65.285799][ T3556] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 65.285803][ T3556] ? backing_file_read_iter (fs/backing-file.c:211) [ 65.285807][ T3556] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 65.285810][ T3556] init_module_from_file (kernel/module/main.c:3790) [ 65.285812][ T3556] ? __do_sys_init_module (kernel/module/main.c:3664) [ 65.285819][ T3556] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 65.285823][ T3556] ? 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) [ 65.285826][ T3556] idempotent_init_module (kernel/module/main.c:3802) [ 65.285829][ T3556] ? init_module_from_file (kernel/module/main.c:3791) [ 65.285835][ T3556] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 65.285838][ T3556] ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769) [ 65.285843][ T3556] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 65.285844][ T3556] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.285848][ T3556] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 65.285851][ T3556] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 65.285853][ T3556] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.285855][ T3556] RIP: 0033:0x7f69be31437d [ 65.285858][ T3556] 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 [ 65.285860][ T3556] RSP: 002b:00007ffd12cf0f08 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 65.285863][ T3556] RAX: ffffffffffffffda RBX: 000055ebe2551810 RCX: 00007f69be31437d [ 65.285864][ T3556] RDX: 0000000000000000 RSI: 000055eba5a15ffd RDI: 0000000000000000 [ 65.285865][ T3556] RBP: 00007ffd12cf0fa0 R08: 0000000000000000 R09: 0000000000000000 [ 65.285866][ T3556] R10: 0000000000000000 R11: 0000000000000246 R12: 000055eba5a15ffd [ 65.285867][ T3556] R13: 000055ebe2551960 R14: 0000000000040000 R15: 0000000000000000 | [ 66.288288][ T9] softirqs last disabled at (70244): netif_rx_mode_run (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1296 (discriminator 2)) | [ 66.288290][ T9] Preemption disabled at: | [ 66.288291][ T9] vprintk_emit (kernel/printk/printk.c:2471) | [ 66.288299][ T9] Tainted: [W]=WARN [ 66.288300][ T9] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 66.288302][ T9] Workqueue: events netdev_work_proc [ 66.288305][ T9] Call Trace: [ 66.288307][ T9] [ 66.288308][ T9] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 66.288314][ T9] ? vprintk_emit (kernel/printk/printk.c:2471) [ 66.288316][ T9] __might_resched.cold (kernel/sched/core.c:9234) [ 66.288320][ T9] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 66.288324][ T9] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 66.288328][ T9] __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)) [ 66.288330][ T9] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 66.288337][ T9] ? 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) [ 66.288339][ T9] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 66.288343][ T9] put_chars (drivers/char/virtio_console.c:1176) [ 66.288345][ T9] ? __send_to_port (drivers/char/virtio_console.c:654) [ 66.288348][ T9] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 66.288353][ T9] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 66.288361][ T9] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 66.288364][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.288366][ T9] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.288370][ T9] console_emit_next_record (kernel/printk/printk.c:3183) [ 66.288374][ T9] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 66.288376][ T9] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 66.288379][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.288381][ T9] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.288385][ T9] console_flush_one_record (kernel/printk/printk.c:3268) [ 66.288389][ T9] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 66.288391][ T9] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 66.288397][ T9] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 66.288399][ T9] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 66.288401][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.288403][ T9] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 66.288407][ T9] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 66.288408][ T9] ? vprintk_emit (kernel/printk/printk.c:2478) [ 66.288411][ T9] vprintk_emit (kernel/printk/printk.c:2479) [ 66.288414][ T9] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 66.288417][ T9] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 66.288419][ T9] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 66.288422][ T9] _printk (kernel/printk/printk.c:2504) [ 66.288426][ T9] ? snapshot_read.cold (user.c:?) [ 66.288427][ T9] ? unwind_next_frame (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2)) [ 66.288432][ T9] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 66.288434][ T9] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 66.288436][ T9] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 66.288440][ T9] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 66.288444][ T9] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 66.288447][ T9] ? netdev_notice (net/core/dev.c:13194) [ 66.288451][ T9] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 66.288453][ T9] ? netif_rx_mode_run (./include/linux/netdevice.h:5009 (discriminator 1) net/core/dev_addr_lists.c:1308 (discriminator 1)) [ 66.288454][ T9] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 66.288457][ T9] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 66.288459][ T9] ? 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) [ 66.288461][ T9] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 66.288465][ T9] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 66.288469][ T9] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 66.288473][ T9] ? ref_tracker_free (lib/ref_tracker.c:339) [ 66.288477][ T9] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 66.288479][ T9] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 66.288481][ T9] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 66.288484][ T9] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 66.288486][ T9] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 66.288489][ T9] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 66.288493][ T9] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 66.288496][ T9] ? netdev_work_sched (net/core/netdev_work.c:82) [ 66.288498][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.288499][ T9] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.288501][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.288504][ T9] process_one_work (kernel/workqueue.c:3387) [ 66.288511][ T9] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 66.288514][ T9] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 66.288522][ T9] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 66.288529][ T9] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 66.288531][ T9] kthread (kernel/kthread.c:436) [ 66.288533][ T9] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 66.288536][ T9] ? kthread_affine_preferred (kernel/kthread.c:857) [ 66.288539][ T9] ret_from_fork (arch/x86/kernel/process.c:158) [ 66.288543][ T9] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 66.288547][ T9] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 66.288550][ T9] ? kthread_affine_preferred (kernel/kthread.c:857) [ 66.288553][ T9] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 67.314879][ T3656] softirqs last disabled at (18870): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 67.314881][ T3656] Preemption disabled at: | [ 67.314882][ T3656] vprintk_emit (kernel/printk/printk.c:2471) | [ 67.314891][ T3656] Tainted: [W]=WARN [ 67.314892][ T3656] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.314893][ T3656] Call Trace: [ 67.314895][ T3656] [ 67.314897][ T3656] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 67.314902][ T3656] ? vprintk_emit (kernel/printk/printk.c:2471) [ 67.314904][ T3656] __might_resched.cold (kernel/sched/core.c:9234) [ 67.314908][ T3656] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 67.314912][ T3656] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 67.314917][ T3656] __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)) [ 67.314919][ T3656] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 67.314925][ T3656] ? 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) [ 67.314928][ T3656] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 67.314932][ T3656] put_chars (drivers/char/virtio_console.c:1176) [ 67.314934][ T3656] ? __send_to_port (drivers/char/virtio_console.c:654) [ 67.314935][ T3656] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 67.314939][ T3656] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 67.314944][ T3656] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 67.314952][ T3656] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 67.314954][ T3656] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 67.314957][ T3656] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 67.314960][ T3656] console_emit_next_record (kernel/printk/printk.c:3183) [ 67.314964][ T3656] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 67.314966][ T3656] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 67.314969][ T3656] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 67.314971][ T3656] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 67.314975][ T3656] console_flush_one_record (kernel/printk/printk.c:3268) [ 67.314979][ T3656] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 67.314981][ T3656] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 67.314986][ T3656] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 67.314989][ T3656] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 67.314991][ T3656] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 67.314992][ T3656] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 67.314996][ T3656] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 67.314998][ T3656] ? vprintk_emit (kernel/printk/printk.c:2478) [ 67.315000][ T3656] vprintk_emit (kernel/printk/printk.c:2479) [ 67.315003][ T3656] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 67.315005][ T3656] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 67.315007][ T3656] ? __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) [ 67.315010][ T3656] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 67.315013][ T3656] _printk (kernel/printk/printk.c:2504) [ 67.315016][ T3656] ? snapshot_read.cold (user.c:?) [ 67.315019][ T3656] ? new_nbp (./include/linux/netdevice.h:2866 ./include/net/netdev_lock.h:48 net/bridge/br_if.c:445) [ 67.315024][ T3656] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 kernel/locking/mutex.c:999) [ 67.315028][ T3656] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 67.315032][ T3656] br_init_port (net/bridge/br_stp_if.c:39) [ 67.315034][ T3656] new_nbp (net/bridge/br_if.c:449) [ 67.315038][ T3656] br_add_if (net/bridge/br_if.c:592) [ 67.315040][ T3656] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 67.315041][ T3656] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 67.315048][ T3656] do_set_master (net/core/rtnetlink.c:3071) [ 67.315051][ T3656] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 67.315054][ T3656] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 67.315057][ T3656] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 67.315059][ T3656] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 67.315062][ T3656] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 67.315065][ T3656] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 67.315067][ T3656] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 67.315069][ T3656] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 67.315071][ T3656] ? kasan_save_stack (mm/kasan/common.c:58) [ 67.315073][ T3656] ? kasan_save_stack (mm/kasan/common.c:57) [ 67.315074][ T3656] ? kasan_save_track (mm/kasan/common.c:78) [ 67.315076][ T3656] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 67.315078][ T3656] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 67.315080][ T3656] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 67.315083][ T3656] ? ___sys_sendmsg (net/socket.c:2758) [ 67.315086][ T3656] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 67.315088][ T3656] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 67.315091][ T3656] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 67.315093][ T3656] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 67.315094][ T3656] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 67.315095][ T3656] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 67.315097][ T3656] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 67.315099][ T3656] ? __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) [ 67.315100][ T3656] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 67.315102][ T3656] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 67.315105][ T3656] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 67.315106][ T3656] ? nla_get_range_signed (lib/nlattr.c:270) [ 67.315111][ T3656] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 67.315113][ T3656] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 67.315118][ T3656] rtnl_newlink (net/core/rtnetlink.c:4215) [ 67.315123][ T3656] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 67.315125][ T3656] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 67.315130][ T3656] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 67.315132][ T3656] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 67.315134][ T3656] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 67.315135][ T3656] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 67.315139][ T3656] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 67.315141][ T3656] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 67.315144][ T3656] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 67.315146][ T3656] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 67.315150][ T3656] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 67.315152][ T3656] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 67.315155][ T3656] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 67.315159][ T3656] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 67.315161][ T3656] ? netlink_ack (./include/linux/skbuff.h:2718) [ 67.315168][ T3656] ? 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)) [ 67.315170][ T3656] ? 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)) [ 67.315174][ T3656] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 67.315178][ T3656] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 67.315180][ T3656] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 67.315185][ T3656] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 67.315188][ T3656] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 67.315192][ T3656] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 67.315194][ T3656] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 67.315199][ T3656] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 67.315202][ T3656] ____sys_sendmsg (net/socket.c:2713) [ 67.315204][ T3656] ? copy_msghdr_from_user (net/socket.c:2650) [ 67.315206][ T3656] ? sock_write_iter (net/socket.c:1269) [ 67.315208][ T3656] ? move_addr_to_kernel (net/socket.c:258) [ 67.315215][ T3656] ___sys_sendmsg (net/socket.c:2767) [ 67.315217][ T3656] ? copy_msghdr_from_user (net/socket.c:2619) [ 67.315236][ T3656] __sys_sendmsg (net/socket.c:2799) [ 67.315239][ T3656] ? __sys_sendmsg_sock (net/socket.c:2780) [ 67.315246][ T3656] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 67.315249][ T3656] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 67.315251][ T3656] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 67.315254][ T3656] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 67.315256][ T3656] RIP: 0033:0x7fab744f954e [ 67.315260][ T3656] 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 [ 67.315262][ T3656] RSP: 002b:00007fff1a51c370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 67.315264][ T3656] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fab744f954e [ 67.315266][ T3656] RDX: 0000000000000000 RSI: 00007fff1a51c420 RDI: 0000000000000005 [ 67.315267][ T3656] RBP: 00007fff1a51c380 R08: 0000000000000000 R09: 0000000000000000 [ 67.315267][ T3656] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916ccc [ 67.315268][ T3656] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff1a51cae0 | [ 68.740183][ T3591] softirqs last disabled at (411176): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 68.740186][ T3591] Preemption disabled at: | [ 68.740186][ T3591] vprintk_emit (kernel/printk/printk.c:2471) | [ 68.740194][ T3591] Tainted: [W]=WARN [ 68.740195][ T3591] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 68.740197][ T3591] Call Trace: [ 68.740198][ T3591] [ 68.740200][ T3591] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 68.740206][ T3591] ? vprintk_emit (kernel/printk/printk.c:2471) [ 68.740207][ T3591] __might_resched.cold (kernel/sched/core.c:9234) [ 68.740211][ T3591] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 68.740216][ T3591] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 68.740220][ T3591] __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)) [ 68.740222][ T3591] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 68.740228][ T3591] ? 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) [ 68.740231][ T3591] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 68.740239][ T3591] put_chars (drivers/char/virtio_console.c:1176) [ 68.740242][ T3591] ? __send_to_port (drivers/char/virtio_console.c:654) [ 68.740245][ T3591] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 68.740250][ T3591] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 68.740254][ T3591] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 68.740259][ T3591] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 68.740262][ T3591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 68.740267][ T3591] console_emit_next_record (kernel/printk/printk.c:3183) [ 68.740270][ T3591] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 68.740272][ T3591] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 68.740275][ T3591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 68.740277][ T3591] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 68.740281][ T3591] console_flush_one_record (kernel/printk/printk.c:3268) [ 68.740285][ T3591] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 68.740287][ T3591] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 68.740292][ T3591] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 68.740295][ T3591] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 68.740297][ T3591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 68.740298][ T3591] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 68.740302][ T3591] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 68.740304][ T3591] ? vprintk_emit (kernel/printk/printk.c:2478) [ 68.740306][ T3591] vprintk_emit (kernel/printk/printk.c:2479) [ 68.740309][ T3591] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 68.740310][ T3591] ? __kernel_text_address (kernel/extable.c:79) [ 68.740313][ T3591] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 68.740316][ T3591] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 68.740322][ T3591] dev_vprintk_emit (drivers/base/core.c:5000) [ 68.740327][ T3591] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 68.740335][ T3591] dev_printk_emit (drivers/base/core.c:5011) [ 68.740337][ T3591] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 68.740341][ T3591] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 68.740346][ T3591] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 68.740352][ T3591] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 68.740355][ T3591] ? netdev_notice (net/core/dev.c:13194) [ 68.740358][ T3591] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 68.740361][ T3591] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 68.740363][ T3591] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 68.740367][ T3591] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 68.740369][ T3591] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 68.740371][ T3591] ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2)) [ 68.740375][ T3591] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 68.740377][ T3591] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 68.740380][ T3591] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 68.740385][ T3591] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 68.740388][ T3591] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 68.740391][ T3591] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 68.740392][ T3591] ? mark_usage (kernel/locking/lockdep.c:4690) [ 68.740394][ T3591] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 68.740396][ T3591] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 68.740399][ T3591] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 68.740404][ T3591] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 68.740405][ T3591] ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2)) [ 68.740407][ T3591] ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242) [ 68.740410][ T3591] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 68.740412][ T3591] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 68.740415][ T3591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 68.740417][ T3591] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 68.740418][ T3591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 68.740419][ T3591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 68.740421][ T3591] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 68.740423][ T3591] ? __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) [ 68.740426][ T3591] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 68.740427][ T3591] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 68.740429][ T3591] ? mark_usage (kernel/locking/lockdep.c:4690) [ 68.740432][ T3591] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 68.740433][ T3591] ? nla_get_range_signed (lib/nlattr.c:270) [ 68.740437][ T3591] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 68.740440][ T3591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 68.740447][ T3591] rtnl_setlink (net/core/rtnetlink.c:3596) [ 68.740450][ T3591] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 68.740451][ T3591] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 68.740473][ T3591] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 68.740475][ T3591] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 68.740478][ T3591] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 68.740480][ T3591] ? mark_usage (kernel/locking/lockdep.c:4690) [ 68.740482][ T3591] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 68.740486][ T3591] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 68.740488][ T3591] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 68.740490][ T3591] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 68.740492][ T3591] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 68.740495][ T3591] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 68.740497][ T3591] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 68.740500][ T3591] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 68.740502][ T3591] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 68.740506][ T3591] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 68.740508][ T3591] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 68.740511][ T3591] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 68.740514][ T3591] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 68.740517][ T3591] ? netlink_ack (./include/linux/skbuff.h:2718) [ 68.740524][ T3591] ? 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)) [ 68.740526][ T3591] ? 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)) [ 68.740530][ T3591] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 68.740534][ T3591] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 68.740538][ T3591] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 68.740541][ T3591] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 68.740545][ T3591] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 68.740547][ T3591] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 68.740550][ T3591] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 68.740554][ T3591] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 68.740557][ T3591] ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208) [ 68.740560][ T3591] __sys_sendto (net/socket.c:2281) [ 68.740564][ T3591] ? __ia32_sys_getpeername (net/socket.c:2235) [ 68.740574][ T3591] ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536) [ 68.740580][ T3591] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 68.740582][ T3591] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 68.740585][ T3591] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 68.740587][ T3591] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 68.740589][ T3591] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 68.740591][ T3591] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 68.740593][ T3591] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 68.740595][ T3591] RIP: 0033:0x7f46cffec54e [ 68.740599][ T3591] 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 [ 68.740601][ T3591] RSP: 002b:00007ffd3ea26230 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 68.740603][ T3591] RAX: ffffffffffffffda RBX: 00005585f9ae38f0 RCX: 00007f46cffec54e [ 68.740604][ T3591] RDX: 000000000000002c RSI: 00005585f9c55fe0 RDI: 000000000000001a [ 68.740605][ T3591] RBP: 00007ffd3ea26240 R08: 00007ffd3ea26290 R09: 0000000000000080 [ 68.740606][ T3591] R10: 0000000000000000 R11: 0000000000000202 R12: 00005585f9c4f5a0 [ 68.740607][ T3591] R13: 00007ffd3ea26374 R14: 0000000000000000 R15: 0000000000000000 | [ 70.943570][ T3788] softirqs last disabled at (18592): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 70.943572][ T3788] Preemption disabled at: | [ 70.943573][ T3788] vprintk_emit (kernel/printk/printk.c:2471) | [ 70.943582][ T3788] Tainted: [W]=WARN [ 70.943583][ T3788] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.943584][ T3788] Call Trace: [ 70.943586][ T3788] [ 70.943587][ T3788] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 70.943594][ T3788] ? vprintk_emit (kernel/printk/printk.c:2471) [ 70.943595][ T3788] __might_resched.cold (kernel/sched/core.c:9234) [ 70.943600][ T3788] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 70.943604][ T3788] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 70.943608][ T3788] __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)) [ 70.943610][ T3788] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 70.943617][ T3788] ? 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) [ 70.943620][ T3788] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 70.943623][ T3788] put_chars (drivers/char/virtio_console.c:1176) [ 70.943626][ T3788] ? __send_to_port (drivers/char/virtio_console.c:654) [ 70.943627][ T3788] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 70.943631][ T3788] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 70.943636][ T3788] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 70.943643][ T3788] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 70.943646][ T3788] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.943648][ T3788] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 70.943652][ T3788] console_emit_next_record (kernel/printk/printk.c:3183) [ 70.943656][ T3788] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 70.943657][ T3788] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 70.943661][ T3788] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.943662][ T3788] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 70.943666][ T3788] console_flush_one_record (kernel/printk/printk.c:3268) [ 70.943670][ T3788] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 70.943672][ T3788] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 70.943678][ T3788] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 70.943680][ T3788] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 70.943682][ T3788] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.943684][ T3788] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 70.943688][ T3788] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 70.943689][ T3788] ? vprintk_emit (kernel/printk/printk.c:2478) [ 70.943692][ T3788] vprintk_emit (kernel/printk/printk.c:2479) [ 70.943695][ T3788] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 70.943697][ T3788] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 70.943700][ T3788] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 70.943703][ T3788] _printk (kernel/printk/printk.c:2504) [ 70.943707][ T3788] ? snapshot_read.cold (user.c:?) [ 70.943710][ T3788] ? br_multicast_flood (??:?) [ 70.943713][ T3788] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 70.943715][ T3788] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 70.943716][ T3788] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 70.943720][ T3788] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 70.943725][ T3788] br_init_port (net/bridge/br_stp_if.c:39) [ 70.943728][ T3788] new_nbp (net/bridge/br_if.c:449) [ 70.943732][ T3788] br_add_if (net/bridge/br_if.c:592) [ 70.943734][ T3788] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 70.943738][ T3788] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 70.943743][ T3788] do_set_master (net/core/rtnetlink.c:3071) [ 70.943747][ T3788] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 70.943750][ T3788] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 70.943753][ T3788] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 70.943754][ T3788] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 70.943757][ T3788] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 70.943760][ T3788] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 70.943762][ T3788] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 70.943764][ T3788] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 70.943766][ T3788] ? kasan_save_stack (mm/kasan/common.c:58) [ 70.943769][ T3788] ? kasan_save_stack (mm/kasan/common.c:57) [ 70.943770][ T3788] ? kasan_save_track (mm/kasan/common.c:78) [ 70.943771][ T3788] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 70.943773][ T3788] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 70.943775][ T3788] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 70.943778][ T3788] ? ___sys_sendmsg (net/socket.c:2758) [ 70.943782][ T3788] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 70.943784][ T3788] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 70.943786][ T3788] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.943788][ T3788] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 70.943790][ T3788] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.943791][ T3788] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.943792][ T3788] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 70.943795][ T3788] ? __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) [ 70.943797][ T3788] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 70.943799][ T3788] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 70.943802][ T3788] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 70.943804][ T3788] ? nla_get_range_signed (lib/nlattr.c:270) [ 70.943808][ T3788] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.943811][ T3788] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 70.943816][ T3788] rtnl_newlink (net/core/rtnetlink.c:4215) [ 70.943821][ T3788] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 70.943823][ T3788] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 70.943827][ T3788] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 70.943829][ T3788] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 70.943831][ T3788] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 70.943835][ T3788] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 70.943839][ T3788] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 70.943841][ T3788] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 70.943844][ T3788] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.943845][ T3788] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 70.943850][ T3788] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 70.943852][ T3788] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 70.943855][ T3788] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 70.943858][ T3788] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 70.943861][ T3788] ? netlink_ack (./include/linux/skbuff.h:2718) [ 70.943867][ T3788] ? 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)) [ 70.943870][ T3788] ? 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)) [ 70.943874][ T3788] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 70.943878][ T3788] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 70.943880][ T3788] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 70.943884][ T3788] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 70.943888][ T3788] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 70.943892][ T3788] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 70.943893][ T3788] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 70.943899][ T3788] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 70.943901][ T3788] ____sys_sendmsg (net/socket.c:2713) [ 70.943904][ T3788] ? copy_msghdr_from_user (net/socket.c:2650) [ 70.943906][ T3788] ? sock_write_iter (net/socket.c:1269) [ 70.943907][ T3788] ? move_addr_to_kernel (net/socket.c:258) [ 70.943914][ T3788] ___sys_sendmsg (net/socket.c:2767) [ 70.943917][ T3788] ? copy_msghdr_from_user (net/socket.c:2619) [ 70.943932][ T3788] __sys_sendmsg (net/socket.c:2799) [ 70.943935][ T3788] ? __sys_sendmsg_sock (net/socket.c:2780) [ 70.943941][ T3788] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.943944][ T3788] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 70.943947][ T3788] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 70.943950][ T3788] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 70.943952][ T3788] RIP: 0033:0x7f3df0f6054e [ 70.943955][ T3788] 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 [ 70.943957][ T3788] RSP: 002b:00007ffe91bb2aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 70.943960][ T3788] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3df0f6054e [ 70.943961][ T3788] RDX: 0000000000000000 RSI: 00007ffe91bb2b50 RDI: 0000000000000005 [ 70.943962][ T3788] RBP: 00007ffe91bb2ab0 R08: 0000000000000000 R09: 0000000000000000 [ 70.943963][ T3788] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916cd0 [ 70.943964][ T3788] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe91bb3220 | [ 73.517483][ T3591] softirqs last disabled at (454022): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 73.517485][ T3591] Preemption disabled at: | [ 73.517486][ T3591] 0x0 | [ 73.517496][ T3591] Tainted: [W]=WARN [ 73.517497][ T3591] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.517499][ T3591] Call Trace: [ 73.517500][ T3591] [ 73.517502][ T3591] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 73.517508][ T3591] __might_resched.cold (kernel/sched/core.c:9234) [ 73.517512][ T3591] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 73.517517][ T3591] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 73.517521][ T3591] __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)) [ 73.517523][ T3591] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 73.517530][ T3591] ? 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) [ 73.517533][ T3591] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 73.517536][ T3591] put_chars (drivers/char/virtio_console.c:1176) [ 73.517539][ T3591] ? __send_to_port (drivers/char/virtio_console.c:654) [ 73.517540][ T3591] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 73.517543][ T3591] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 73.517549][ T3591] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 73.517556][ T3591] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 73.517559][ T3591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 73.517561][ T3591] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 73.517565][ T3591] console_emit_next_record (kernel/printk/printk.c:3183) [ 73.517568][ T3591] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 73.517570][ T3591] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 73.517573][ T3591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 73.517575][ T3591] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 73.517579][ T3591] console_flush_one_record (kernel/printk/printk.c:3268) [ 73.517583][ T3591] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 73.517585][ T3591] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 73.517590][ T3591] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 73.517593][ T3591] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 73.517595][ T3591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 73.517596][ T3591] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 73.517600][ T3591] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 73.517602][ T3591] ? vprintk_emit (kernel/printk/printk.c:2478) [ 73.517604][ T3591] vprintk_emit (kernel/printk/printk.c:2479) [ 73.517607][ T3591] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 73.517610][ T3591] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 73.517614][ T3591] _printk (kernel/printk/printk.c:2504) [ 73.517617][ T3591] ? snapshot_read.cold (user.c:?) [ 73.517620][ T3591] ? 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) [ 73.517623][ T3591] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 73.517626][ T3591] ? 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) [ 73.517629][ T3591] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 73.517632][ T3591] ? exit_notify (kernel/exit.c:780) [ 73.517634][ T3591] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 73.517636][ T3591] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 73.517640][ T3591] do_group_exit (kernel/exit.c:1151) [ 73.517643][ T3591] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 73.517644][ T3591] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 73.517647][ T3591] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 73.517651][ T3591] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 73.517654][ T3591] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 73.517656][ T3591] RIP: 0033:0x7f46d003d1b8 [ 73.517658][ T3591] Code: Unable to access opcode bytes at 0x7f46d003d18e. Code starting with the faulting instruction =========================================== [ 73.517659][ T3591] RSP: 002b:00007ffd3ea26788 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7 [ 73.517662][ T3591] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f46d003d1b8 [ 73.517663][ T3591] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000 [ 73.517664][ T3591] RBP: 00007ffd3ea26910 R08: 00005585f9c6a358 R09: 0000000000000000 [ 73.517665][ T3591] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000 [ 73.517665][ T3591] R13: 00007f46cf89b050 R14: 00007f46d056ed9e R15: 00005585f9ae7190 | [ 75.932950][ T4078] softirqs last disabled at (18122): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 75.932952][ T4078] Preemption disabled at: | [ 75.932953][ T4078] vprintk_emit (kernel/printk/printk.c:2471) | [ 75.932962][ T4078] Tainted: [W]=WARN [ 75.932963][ T4078] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.932964][ T4078] Call Trace: [ 75.932966][ T4078] [ 75.932967][ T4078] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 75.932973][ T4078] ? vprintk_emit (kernel/printk/printk.c:2471) [ 75.932975][ T4078] __might_resched.cold (kernel/sched/core.c:9234) [ 75.932979][ T4078] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 75.932983][ T4078] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 75.932987][ T4078] __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)) [ 75.932989][ T4078] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 75.932996][ T4078] ? 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) [ 75.932999][ T4078] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 75.933003][ T4078] put_chars (drivers/char/virtio_console.c:1176) [ 75.933004][ T4078] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 75.933007][ T4078] ? __send_to_port (drivers/char/virtio_console.c:654) [ 75.933010][ T4078] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 75.933013][ T4078] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 75.933015][ T4078] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 75.933019][ T4078] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 75.933023][ T4078] ? mark_usage (kernel/locking/lockdep.c:4690) [ 75.933025][ T4078] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 75.933027][ T4078] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 75.933031][ T4078] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 75.933033][ T4078] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 75.933036][ T4078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 75.933038][ T4078] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 75.933042][ T4078] console_emit_next_record (kernel/printk/printk.c:3183) [ 75.933046][ T4078] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 75.933048][ T4078] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 75.933051][ T4078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 75.933053][ T4078] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 75.933056][ T4078] console_flush_one_record (kernel/printk/printk.c:3268) [ 75.933060][ T4078] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 75.933062][ T4078] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 75.933067][ T4078] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 75.933070][ T4078] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 75.933072][ T4078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 75.933073][ T4078] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 75.933077][ T4078] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 75.933079][ T4078] ? vprintk_emit (kernel/printk/printk.c:2478) [ 75.933081][ T4078] vprintk_emit (kernel/printk/printk.c:2479) [ 75.933084][ T4078] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 75.933086][ T4078] ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261) [ 75.933089][ T4078] ? xdp_set_features_flag (./include/linux/netdevice.h:2861 net/core/xdp.c:1015) [ 75.933092][ T4078] ? vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4736 (discriminator 1)) vxlan [ 75.933101][ T4078] _printk (kernel/printk/printk.c:2504) [ 75.933105][ T4078] ? snapshot_read.cold (user.c:?) [ 75.933109][ T4078] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 kernel/locking/mutex.c:999) [ 75.933111][ T4078] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 75.933115][ T4078] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 75.933119][ T4078] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 75.933121][ T4078] ? netdev_notice (net/core/dev.c:13194) [ 75.933126][ T4078] ? bond_lower_state_changed (drivers/net/bonding/bond_main.c:1835) bonding [ 75.933135][ T4078] ? netdev_upper_dev_link (net/core/dev.c:9034) [ 75.933141][ T4078] bond_enslave.cold (drivers/net/bonding/bond_main.c:2342 (discriminator 7)) bonding [ 75.933153][ T4078] ? bond_update_slave_arr (drivers/net/bonding/bond_main.c:5219 (discriminator 9)) bonding [ 75.933160][ T4078] ? ip6_route_dev_notify (./include/net/net_namespace.h:422 (discriminator 1) ./include/linux/netdevice.h:2807 (discriminator 1) net/ipv6/route.c:6521 (discriminator 1)) [ 75.933164][ T4078] ? notifier_call_chain (kernel/notifier.c:85) [ 75.933167][ T4078] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 75.933170][ T4078] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 75.933176][ T4078] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 75.933177][ T4078] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 75.933183][ T4078] do_set_master (net/core/rtnetlink.c:3071) [ 75.933187][ T4078] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 75.933190][ T4078] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 75.933194][ T4078] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 75.933195][ T4078] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 75.933197][ T4078] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 75.933200][ T4078] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 75.933202][ T4078] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 75.933204][ T4078] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 75.933206][ T4078] ? kasan_save_stack (mm/kasan/common.c:58) [ 75.933209][ T4078] ? kasan_save_stack (mm/kasan/common.c:57) [ 75.933210][ T4078] ? kasan_save_track (mm/kasan/common.c:78) [ 75.933211][ T4078] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 75.933213][ T4078] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 75.933215][ T4078] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 75.933218][ T4078] ? ___sys_sendmsg (net/socket.c:2758) [ 75.933222][ T4078] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 75.933224][ T4078] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 75.933226][ T4078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 75.933228][ T4078] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 75.933230][ T4078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 75.933231][ T4078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 75.933232][ T4078] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 75.933235][ T4078] ? __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) [ 75.933236][ T4078] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 75.933238][ T4078] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 75.933241][ T4078] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 75.933242][ T4078] ? nla_get_range_signed (lib/nlattr.c:270) [ 75.933247][ T4078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 75.933249][ T4078] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 75.933254][ T4078] rtnl_newlink (net/core/rtnetlink.c:4215) [ 75.933263][ T4078] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 75.933265][ T4078] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 75.933270][ T4078] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 75.933272][ T4078] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 75.933274][ T4078] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 75.933275][ T4078] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 75.933279][ T4078] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 75.933281][ T4078] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 75.933284][ T4078] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 75.933285][ T4078] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 75.933290][ T4078] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 75.933292][ T4078] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 75.933295][ T4078] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 75.933299][ T4078] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 75.933301][ T4078] ? netlink_ack (./include/linux/skbuff.h:2718) [ 75.933308][ T4078] ? 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)) [ 75.933310][ T4078] ? 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)) [ 75.933314][ T4078] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 75.933318][ T4078] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 75.933321][ T4078] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 75.933325][ T4078] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 75.933329][ T4078] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 75.933332][ T4078] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 75.933334][ T4078] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 75.933339][ T4078] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 75.933342][ T4078] ____sys_sendmsg (net/socket.c:2713) [ 75.933344][ T4078] ? copy_msghdr_from_user (net/socket.c:2650) [ 75.933346][ T4078] ? sock_write_iter (net/socket.c:1269) [ 75.933348][ T4078] ? move_addr_to_kernel (net/socket.c:258) [ 75.933355][ T4078] ___sys_sendmsg (net/socket.c:2767) [ 75.933358][ T4078] ? copy_msghdr_from_user (net/socket.c:2619) [ 75.933373][ T4078] __sys_sendmsg (net/socket.c:2799) [ 75.933376][ T4078] ? __sys_sendmsg_sock (net/socket.c:2780) [ 75.933382][ T4078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 75.933385][ T4078] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 75.933388][ T4078] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 75.933391][ T4078] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 75.933393][ T4078] RIP: 0033:0x7f3f9caac54e [ 75.933396][ T4078] 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 [ 75.933398][ T4078] RSP: 002b:00007ffcd2ae5fc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 75.933401][ T4078] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f3f9caac54e [ 75.933402][ T4078] RDX: 0000000000000000 RSI: 00007ffcd2ae6070 RDI: 0000000000000005 [ 75.933403][ T4078] RBP: 00007ffcd2ae5fd0 R08: 0000000000000000 R09: 0000000000000000 [ 75.933404][ T4078] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916cd5 Finger prints: __might_resched:__kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __dev_queue_xmit:__dev_queue_xmit:dump_stack_lvl:__kmalloc_noprof:put_chars netif_rx_mode_run:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars