====================================== | [ 7.263709][ T186] softirqs last disabled at (0): 0x0 | [ 7.263711][ T186] Preemption disabled at: | [ 7.263712][ T186] 0x0 | [ 7.263720][ T186] Tainted: [W]=WARN [ 7.263721][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7.263722][ T186] Call Trace: [ 7.263724][ T186] [ 7.263725][ T186] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 7.263731][ T186] __might_resched.cold (kernel/sched/core.c:9234) [ 7.263734][ T186] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 7.263738][ T186] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 7.263741][ T186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.263745][ T186] __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)) [ 7.263748][ T186] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 7.263751][ T186] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 7.263755][ T186] ? 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) [ 7.263757][ T186] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 7.263759][ T186] put_chars (drivers/char/virtio_console.c:1176) [ 7.263761][ T186] ? __send_to_port (drivers/char/virtio_console.c:654) [ 7.263762][ T186] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 7.263766][ T186] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 7.263769][ T186] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 7.263770][ T186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.263772][ T186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 7.263774][ T186] console_emit_next_record (kernel/printk/printk.c:3183) [ 7.263777][ T186] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 7.263779][ T186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.263780][ T186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.263782][ T186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.263784][ T186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 7.263785][ T186] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 7.263787][ T186] console_flush_one_record (kernel/printk/printk.c:3268) [ 7.263790][ T186] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 7.263792][ T186] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 7.263794][ T186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 7.263796][ T186] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 7.263797][ T186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.263799][ T186] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 7.263800][ T186] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 7.263802][ T186] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 7.263804][ T186] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 7.263806][ T186] ? vprintk_emit (kernel/printk/printk.c:2478) [ 7.263808][ T186] vprintk_emit (kernel/printk/printk.c:2479) [ 7.263810][ T186] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 7.263812][ T186] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 7.263814][ T186] ? forget_original_parent (kernel/exit.c:635 kernel/exit.c:740) [ 7.263817][ T186] _printk (kernel/printk/printk.c:2504) [ 7.263820][ T186] ? snapshot_read.cold (user.c:?) [ 7.263821][ T186] ? 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) [ 7.263823][ T186] ? 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) [ 7.263825][ T186] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 7.263827][ T186] ? 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) [ 7.263829][ T186] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 7.263832][ T186] ? exit_notify (kernel/exit.c:780) [ 7.263834][ T186] ? posixtimer_sig_unignore.isra.0 (kernel/signal.c:1971 (discriminator 3)) [ 7.263836][ T186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.263839][ T186] do_group_exit (kernel/exit.c:1151) [ 7.263840][ T186] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 7.263842][ T186] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 7.263844][ T186] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 7.263847][ T186] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 7.263849][ T186] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 7.263851][ T186] RIP: 0033:0x7f7ca9fe81b8 [ 7.263853][ T186] Code: Unable to access opcode bytes at 0x7f7ca9fe818e. Code starting with the faulting instruction =========================================== [ 7.263854][ T186] RSP: 002b:00007fff71d71678 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 7.263858][ T186] RAX: ffffffffffffffda RBX: 00007f7caa118f88 RCX: 00007f7ca9fe81b8 [ 7.263859][ T186] RDX: 00007f7ca9d32fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 7.263860][ T186] RBP: 00007fff71d716d0 R08: 0000000000000000 R09: 0000000000008010 [ 7.263861][ T186] R10: 00007fff71d71490 R11: 0000000000000246 R12: 0000000000000001 [ 7.263862][ T186] R13: 0000000000000000 R14: 00007f7caa117680 R15: 00007f7caa118fa0 | [ 8.287933][ T242] softirqs last disabled at (0): 0x0 | [ 8.287935][ T242] Preemption disabled at: | [ 8.287936][ T242] vprintk_emit (kernel/printk/printk.c:2471) | [ 8.287946][ T242] Tainted: [W]=WARN [ 8.287947][ T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.287949][ T242] Call Trace: [ 8.287951][ T242] [ 8.287952][ T242] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 8.287957][ T242] ? vprintk_emit (kernel/printk/printk.c:2471) [ 8.287959][ T242] __might_resched.cold (kernel/sched/core.c:9234) [ 8.287963][ T242] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 8.287966][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.287970][ T242] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 8.287973][ T242] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 8.287976][ T242] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.287980][ T242] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 8.287982][ T242] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.287984][ T242] put_chars (drivers/char/virtio_console.c:1176) [ 8.287986][ T242] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 8.287988][ T242] ? __send_to_port (drivers/char/virtio_console.c:654) [ 8.287990][ T242] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 8.287992][ T242] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 8.287995][ T242] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 8.287996][ T242] ? 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) [ 8.287998][ T242] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 8.287999][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.288001][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.288003][ T242] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.288005][ T242] console_emit_next_record (kernel/printk/printk.c:3183) [ 8.288007][ T242] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 8.288009][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.288011][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.288013][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.288014][ T242] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.288016][ T242] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 8.288018][ T242] console_flush_one_record (kernel/printk/printk.c:3268) [ 8.288020][ T242] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 8.288023][ T242] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 8.288025][ T242] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.288026][ T242] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 8.288028][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.288030][ T242] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 8.288031][ T242] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 8.288033][ T242] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 8.288035][ T242] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 8.288037][ T242] ? vprintk_emit (kernel/printk/printk.c:2478) [ 8.288039][ T242] vprintk_emit (kernel/printk/printk.c:2479) [ 8.288042][ T242] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 8.288045][ T242] ? gre_exit (net/ipv4/gre_demux.c:73) gre [ 8.288047][ T242] _printk (kernel/printk/printk.c:2504) [ 8.288050][ T242] ? snapshot_read.cold (user.c:?) [ 8.288053][ T242] ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356) [ 8.288055][ T242] gre_init (gre.mod.c:?) gre [ 8.288057][ T242] do_one_initcall (init/main.c:1357) [ 8.288059][ T242] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 8.288061][ T242] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 8.288064][ T242] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 8.288067][ T242] do_init_module (kernel/module/main.c:3117) [ 8.288069][ T242] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 8.288071][ T242] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 8.288073][ T242] load_module (kernel/module/main.c:3593) [ 8.288077][ T242] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 8.288079][ T242] ? backing_file_read_iter (fs/backing-file.c:211) [ 8.288083][ T242] init_module_from_file (kernel/module/main.c:3790) [ 8.288085][ T242] ? __do_sys_init_module (kernel/module/main.c:3664) [ 8.288087][ T242] ? ovl_mmap (fs/overlayfs/file.c:477) [ 8.288091][ T242] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 8.288093][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.288095][ T242] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 8.288096][ T242] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 8.288098][ T242] idempotent_init_module (kernel/module/main.c:3802) [ 8.288100][ T242] ? init_module_from_file (kernel/module/main.c:3791) [ 8.288103][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.288105][ T242] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 8.288109][ T242] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 8.288111][ T242] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 8.288113][ T242] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 8.288116][ T242] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 8.288118][ T242] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 8.288120][ T242] RIP: 0033:0x7fdeb891b37d [ 8.288122][ T242] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa85 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa5b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 8.288124][ T242] RSP: 002b:00007ffc223727c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 8.288128][ T242] RAX: ffffffffffffffda RBX: 00005557f5162a40 RCX: 00007fdeb891b37d [ 8.288129][ T242] RDX: 0000000000000000 RSI: 00005557c0563ffd RDI: 0000000000000001 [ 8.288130][ T242] RBP: 00007ffc22372860 R08: 0000000000000000 R09: 0000000000000000 [ 8.288131][ T242] R10: 0000000000000000 R11: 0000000000000246 R12: 00005557c0563ffd [ 8.288131][ T242] R13: 00005557f5162a00 R14: 0000000000040000 R15: 0000000000000000 | [ 9.305341][ T71] softirqs last disabled at (0): 0x0 | [ 9.305343][ T71] Preemption disabled at: | [ 9.305344][ T71] __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)) | [ 9.305355][ T71] Tainted: [W]=WARN [ 9.305356][ T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.305358][ T71] Workqueue: ipv6_addrconf addrconf_dad_work [ 9.305364][ T71] Call Trace: [ 9.305365][ T71] [ 9.305367][ T71] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.305372][ T71] ? __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)) [ 9.305374][ T71] __might_resched.cold (kernel/sched/core.c:9234) [ 9.305378][ T71] ? __module_address (kernel/module/main.c:3915) [ 9.305381][ T71] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.305385][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305388][ T71] __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)) [ 9.305392][ T71] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.305395][ T71] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.305399][ T71] ? 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) [ 9.305400][ T71] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.305402][ T71] put_chars (drivers/char/virtio_console.c:1176) [ 9.305404][ T71] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.305406][ T71] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 9.305409][ T71] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.305413][ T71] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.305414][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305416][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305417][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.305420][ T71] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.305422][ T71] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.305429][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305431][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305432][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305434][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.305436][ T71] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 9.305438][ T71] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.305440][ T71] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.305443][ T71] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.305445][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.305447][ T71] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.305449][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305450][ T71] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 9.305452][ T71] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.305454][ T71] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 9.305456][ T71] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.305458][ T71] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.305460][ T71] vprintk_emit (kernel/printk/printk.c:2479) [ 9.305464][ T71] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.305466][ T71] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 9.305468][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305469][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.305471][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.305473][ T71] _printk (kernel/printk/printk.c:2504) [ 9.305476][ T71] ? snapshot_read.cold (user.c:?) [ 9.305477][ T71] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 9.305481][ T71] ? __ipv6_chk_addr_and_flags (./include/linux/rcupdate.h:850 net/ipv6/addrconf.c:1996) [ 9.305483][ T71] ? idr_get_free (??:?) [ 9.305485][ T71] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 9.305488][ T71] ip6_tnl_xmit_ctl.cold (net/ipv6/ip6_tunnel.c:1064 (discriminator 3)) ip6_tunnel [ 9.305493][ T71] ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:888) ip6_gre [ 9.305496][ T71] ? __gre6_xmit (./include/linux/skbuff.h:2904) ip6_gre [ 9.305498][ T71] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 9.305500][ T71] ? netif_skb_features (net/core/dev.c:3793 net/core/dev.c:3922) [ 9.305502][ T71] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 9.305504][ T71] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 9.305506][ T71] ? skb_network_protocol (./include/linux/skbuff.h:2534) [ 9.305508][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305510][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.305512][ T71] dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953) [ 9.305514][ T71] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.305516][ T71] ? validate_xmit_skb_list (net/core/dev.c:4142) [ 9.305518][ T71] sch_direct_xmit (net/sched/sch_generic.c:372) [ 9.305521][ T71] ? dequeue_skb (./include/trace/events/qdisc.h:14 (discriminator 19)) [ 9.305522][ T71] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 9.305524][ T71] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 9.305526][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.305527][ T71] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 9.305530][ T71] __dev_xmit_skb (net/core/dev.c:4262) [ 9.305533][ T71] ? alloc_netdev_dummy (net/core/dev.c:12327) [ 9.305535][ T71] ? 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) [ 9.305537][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305538][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.305540][ T71] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 9.305542][ T71] __dev_queue_xmit (net/core/dev.c:4884) [ 9.305544][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305546][ T71] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 9.305548][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.305549][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305551][ T71] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 9.305553][ T71] ? in6_dev_get (./include/linux/rcupdate.h:850 ./include/net/addrconf.h:406) [ 9.305556][ T71] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 9.305560][ T71] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 9.305562][ T71] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 9.305564][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305566][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.305567][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305569][ T71] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 9.305571][ T71] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 9.305573][ T71] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 9.305575][ T71] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 9.305576][ T71] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3049) [ 9.305579][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305581][ T71] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 9.305582][ T71] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 9.305583][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305585][ T71] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 9.305586][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.305587][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305589][ T71] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 9.305592][ T71] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 9.305595][ T71] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 9.305596][ T71] ? try_to_grab_pending (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 kernel/workqueue.c:2158) [ 9.305599][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305601][ T71] ndisc_send_ns (net/ipv6/ndisc.c:672) [ 9.305603][ T71] ? disable_delayed_work (kernel/workqueue.c:4709) [ 9.305605][ T71] ? ndisc_router_discovery (net/ipv6/ndisc.c:1317 (discriminator 13)) [ 9.305606][ T71] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.305608][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305609][ T71] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 9.305610][ T71] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 9.305612][ T71] addrconf_dad_work (net/ipv6/addrconf.c:4318) [ 9.305614][ T71] ? addrconf_dad_begin (net/ipv6/addrconf.c:4180) [ 9.305616][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305618][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305620][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.305621][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.305623][ T71] process_one_work (kernel/workqueue.c:3387) [ 9.305626][ T71] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 9.305628][ T71] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.305630][ T71] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.305633][ T71] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 9.305635][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 9.305637][ T71] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 9.305638][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 9.305640][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 9.305642][ T71] kthread (kernel/kthread.c:436) [ 9.305643][ T71] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 9.305645][ T71] ? kthread_affine_preferred (kernel/kthread.c:857) [ 9.305646][ T71] ret_from_fork (arch/x86/kernel/process.c:158) [ 9.305649][ T71] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 9.305651][ T71] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 9.305654][ T71] ? kthread_affine_preferred (kernel/kthread.c:857) [ 9.305655][ T71] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 10.314341][ T71] softirqs last disabled at (0): 0x0 | [ 10.314344][ T71] Preemption disabled at: | [ 10.314345][ T71] __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)) | [ 10.314357][ T71] Tainted: [W]=WARN [ 10.314357][ T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.314360][ T71] Workqueue: ipv6_addrconf addrconf_dad_work [ 10.314366][ T71] Call Trace: [ 10.314368][ T71] [ 10.314369][ T71] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.314375][ T71] ? __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)) [ 10.314377][ T71] __might_resched.cold (kernel/sched/core.c:9234) [ 10.314381][ T71] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.314384][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314388][ T71] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 10.314392][ T71] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.314395][ T71] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.314398][ T71] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.314400][ T71] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.314402][ T71] put_chars (drivers/char/virtio_console.c:1176) [ 10.314404][ T71] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.314405][ T71] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 10.314408][ T71] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 10.314411][ T71] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.314414][ T71] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.314415][ T71] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.314417][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.314419][ T71] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.314422][ T71] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.314424][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314426][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314433][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314435][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.314437][ T71] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 10.314438][ T71] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.314441][ T71] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.314444][ T71] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.314445][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.314447][ T71] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.314449][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314450][ T71] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.314452][ T71] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.314453][ T71] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 10.314455][ T71] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.314457][ T71] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.314459][ T71] vprintk_emit (kernel/printk/printk.c:2479) [ 10.314463][ T71] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.314464][ T71] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 10.314466][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314468][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.314470][ T71] _printk (kernel/printk/printk.c:2504) [ 10.314473][ T71] ? snapshot_read.cold (user.c:?) [ 10.314474][ T71] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 10.314478][ T71] ? __ipv6_chk_addr_and_flags (./include/linux/rcupdate.h:850 net/ipv6/addrconf.c:1996) [ 10.314480][ T71] ? idr_get_free (??:?) [ 10.314482][ T71] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 10.314485][ T71] ip6_tnl_xmit_ctl.cold (net/ipv6/ip6_tunnel.c:1064 (discriminator 3)) ip6_tunnel [ 10.314490][ T71] ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:888) ip6_gre [ 10.314493][ T71] ? __gre6_xmit (./include/linux/skbuff.h:2904) ip6_gre [ 10.314495][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314497][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.314498][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314500][ T71] ? netif_skb_features (net/core/dev.c:3793 net/core/dev.c:3922) [ 10.314502][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314504][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.314506][ T71] ? skb_network_protocol (./include/linux/skbuff.h:2534) [ 10.314507][ T71] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.314509][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314510][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.314512][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314514][ T71] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.314516][ T71] dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953) [ 10.314518][ T71] ? validate_xmit_skb_list (net/core/dev.c:4142) [ 10.314520][ T71] sch_direct_xmit (net/sched/sch_generic.c:372) [ 10.314523][ T71] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.314524][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314526][ T71] ? dequeue_skb (./include/trace/events/qdisc.h:14 (discriminator 19)) [ 10.314527][ T71] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 10.314529][ T71] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 10.314531][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.314533][ T71] __dev_xmit_skb (net/core/dev.c:4262) [ 10.314535][ T71] ? fib_rules_unregister (net/core/fib_rules.c:189) [ 10.314538][ T71] ? alloc_netdev_dummy (net/core/dev.c:12327) [ 10.314540][ T71] ? dev_get_by_index_rcu (net/core/dev.c:1009) [ 10.314543][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314545][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.314546][ T71] __dev_queue_xmit (net/core/dev.c:4884) [ 10.314549][ T71] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 10.314551][ T71] ? ipv6_mc_dad_complete (net/ipv6/mcast.c:2296) [ 10.314554][ T71] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 10.314557][ T71] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 10.314559][ T71] ? mroute6_is_socket (net/ipv6/ip6mr.c:1698) [ 10.314562][ T71] ? neigh_hh_output (./include/net/neighbour.h:525) [ 10.314565][ T71] ip6_finish_output2 (./include/net/neighbour.h:558 net/ipv6/ip6_output.c:138) [ 10.314567][ T71] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 10.314569][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314571][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.314572][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314574][ T71] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.314576][ T71] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 10.314578][ T71] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 10.314579][ T71] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 10.314581][ T71] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3049) [ 10.314584][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314586][ T71] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.314587][ T71] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 10.314588][ T71] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 10.314589][ T71] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 10.314592][ T71] ? icmp6_dst_alloc (net/ipv6/route.c:3364) [ 10.314594][ T71] 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)) [ 10.314597][ T71] ? mld_dad_start_work (net/ipv6/mcast.c:1133) [ 10.314599][ T71] ? __ipv6_ifa_notify (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 net/ipv6/addrconf.c:6353) [ 10.314601][ T71] ? ip6_mc_add1_src (net/ipv6/mcast.c:2439) [ 10.314603][ T71] ipv6_mc_dad_complete (net/ipv6/mcast.c:2296) [ 10.314605][ T71] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 10.314607][ T71] addrconf_dad_completed (net/ipv6/addrconf.c:4376) [ 10.314609][ T71] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 10.314610][ T71] ? addrconf_rs_timer (net/ipv6/addrconf.c:4092 (discriminator 11)) [ 10.314612][ T71] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 10.314614][ T71] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.314615][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314618][ T71] ? addrconf_dad_work (net/ipv6/addrconf.c:4304) [ 10.314619][ T71] addrconf_dad_work (net/ipv6/addrconf.c:4304) [ 10.314621][ T71] ? addrconf_dad_begin (net/ipv6/addrconf.c:4180) [ 10.314623][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314625][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314627][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314629][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.314630][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.314632][ T71] process_one_work (kernel/workqueue.c:3387) [ 10.314636][ T71] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 10.314638][ T71] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.314640][ T71] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.314642][ T71] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 10.314644][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 10.314646][ T71] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 10.314648][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 10.314650][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 10.314651][ T71] kthread (kernel/kthread.c:436) [ 10.314653][ T71] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.314654][ T71] ? kthread_affine_preferred (kernel/kthread.c:857) [ 10.314656][ T71] ret_from_fork (arch/x86/kernel/process.c:158) [ 10.314659][ T71] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 10.314661][ T71] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 10.314663][ T71] ? kthread_affine_preferred (kernel/kthread.c:857) [ 10.314665][ T71] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.618871][ T327] softirqs last disabled at (0): 0x0 | [ 14.618873][ T327] Preemption disabled at: | [ 14.618874][ T327] vprintk_emit (kernel/printk/printk.c:2471) | [ 14.618885][ T327] Tainted: [W]=WARN [ 14.618886][ T327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.618888][ T327] Call Trace: [ 14.618889][ T327] [ 14.618890][ T327] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.618896][ T327] ? vprintk_emit (kernel/printk/printk.c:2471) [ 14.618898][ T327] __might_resched.cold (kernel/sched/core.c:9234) [ 14.618901][ T327] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 14.618903][ T327] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.618906][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.618910][ T327] __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)) [ 14.618914][ T327] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.618916][ T327] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.618921][ T327] ? 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) [ 14.618922][ T327] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.618924][ T327] put_chars (drivers/char/virtio_console.c:1176) [ 14.618926][ T327] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.618928][ T327] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 14.618930][ T327] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.618934][ T327] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.618935][ T327] ? vsnprintf (lib/vsprintf.c:2900) [ 14.618938][ T327] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.618940][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.618941][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.618944][ T327] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.618946][ T327] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.618948][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.618950][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.618951][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.618953][ T327] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.618955][ T327] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 14.618957][ T327] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.618959][ T327] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.618962][ T327] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.618964][ T327] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.618965][ T327] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.618967][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.618968][ T327] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 14.618970][ T327] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.618971][ T327] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 14.618973][ T327] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.618975][ T327] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.618977][ T327] vprintk_emit (kernel/printk/printk.c:2479) [ 14.618980][ T327] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.618982][ T327] ? netdev_run_todo (net/core/dev.c:11776) [ 14.618987][ T327] ? mirred_device_event (net/sched/act_mirred.c:559 (discriminator 1)) act_mirred [ 14.618989][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.618992][ T327] ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact [ 14.618993][ T327] _printk (kernel/printk/printk.c:2504) [ 14.618997][ T327] ? snapshot_read.cold (user.c:?) [ 14.618998][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.619000][ T327] ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact [ 14.619002][ T327] ? __up_write (kernel/locking/rwsem.c:1415) [ 14.619003][ T327] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 14.619004][ T327] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 14.619006][ T327] ? __up_write (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:3390 kernel/locking/rwsem.c:1417) [ 14.619007][ T327] mirred_init_module (net/sched/act_mirred.c:508) act_mirred [ 14.619009][ T327] do_one_initcall (init/main.c:1357) [ 14.619012][ T327] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 14.619014][ T327] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 14.619017][ T327] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 14.619020][ T327] do_init_module (kernel/module/main.c:3117) [ 14.619022][ T327] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 14.619024][ T327] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 14.619026][ T327] load_module (kernel/module/main.c:3593) [ 14.619030][ T327] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 14.619032][ T327] ? __ia32_sys_fsconfig (??:?) [ 14.619035][ T327] ? ovl_real_file (fs/overlayfs/file.c:195) [ 14.619038][ T327] ? backing_file_read_iter (fs/backing-file.c:211) [ 14.619041][ T327] init_module_from_file (kernel/module/main.c:3790) [ 14.619043][ T327] ? __do_sys_init_module (kernel/module/main.c:3664) [ 14.619045][ T327] ? ovl_mmap (fs/overlayfs/file.c:477) [ 14.619048][ T327] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.619050][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.619051][ T327] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 14.619053][ T327] ? 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) [ 14.619055][ T327] idempotent_init_module (kernel/module/main.c:3802) [ 14.619057][ T327] ? init_module_from_file (kernel/module/main.c:3791) [ 14.619060][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.619061][ T327] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 14.619065][ T327] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 14.619067][ T327] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.619070][ T327] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.619072][ T327] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 14.619074][ T327] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.619076][ T327] RIP: 0033:0x7f048c20e37d [ 14.619078][ T327] 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 [ 14.619080][ T327] RSP: 002b:00007ffdb6430458 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 14.619083][ T327] RAX: ffffffffffffffda RBX: 0000562744386810 RCX: 00007f048c20e37d [ 14.619085][ T327] RDX: 0000000000000000 RSI: 000056272865bffd RDI: 0000000000000000 [ 14.619086][ T327] RBP: 00007ffdb64304f0 R08: 0000000000000000 R09: 0000000000000000 [ 14.619087][ T327] R10: 0000000000000000 R11: 0000000000000246 R12: 000056272865bffd [ 14.619088][ T327] R13: 0000562744386960 R14: 0000000000040000 R15: 0000000000000000 | [ 23.434343][ C3] softirqs last disabled at (27717): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 23.434345][ C3] Preemption disabled at: | [ 23.434345][ C3] 0x0 | [ 23.434357][ C3] Tainted: [W]=WARN [ 23.434358][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.434360][ C3] Call Trace: [ 23.434362][ C3] [ 23.434365][ C3] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 23.434371][ C3] __might_resched.cold (kernel/sched/core.c:9234) [ 23.434374][ C3] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 23.434378][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434382][ C3] __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)) [ 23.434385][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.434388][ C3] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.434392][ C3] ? 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) [ 23.434393][ C3] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.434396][ C3] put_chars (drivers/char/virtio_console.c:1176) [ 23.434397][ C3] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 23.434399][ C3] ? __send_to_port (drivers/char/virtio_console.c:654) [ 23.434401][ C3] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 23.434404][ C3] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 23.434408][ C3] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 23.434409][ C3] ? 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) [ 23.434411][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.434412][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434414][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434415][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.434418][ C3] console_emit_next_record (kernel/printk/printk.c:3183) [ 23.434420][ C3] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 23.434422][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434424][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434426][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434427][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.434429][ C3] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 23.434431][ C3] console_flush_one_record (kernel/printk/printk.c:3268) [ 23.434433][ C3] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 23.434436][ C3] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 23.434437][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.434439][ C3] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 23.434440][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434442][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 23.434443][ C3] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 23.434445][ C3] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 23.434447][ C3] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 23.434449][ C3] ? vprintk_emit (kernel/printk/printk.c:2478) [ 23.434451][ C3] vprintk_emit (kernel/printk/printk.c:2479) [ 23.434455][ C3] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 23.434457][ C3] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 23.434459][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434461][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.434469][ C3] _printk (kernel/printk/printk.c:2504) [ 23.434473][ C3] ? snapshot_read.cold (user.c:?) [ 23.434474][ C3] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 23.434479][ C3] ? __ipv6_chk_addr_and_flags (./include/linux/rcupdate.h:850 net/ipv6/addrconf.c:1996) [ 23.434482][ C3] ? idr_get_free (??:?) [ 23.434484][ C3] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 23.434487][ C3] ip6_tnl_xmit_ctl.cold (net/ipv6/ip6_tunnel.c:1064 (discriminator 3)) ip6_tunnel [ 23.434492][ C3] ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:888) ip6_gre [ 23.434496][ C3] ? __gre6_xmit (./include/linux/skbuff.h:2904) ip6_gre [ 23.434498][ C3] ? sock_def_readable (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/core/sock.c:3663 (discriminator 2)) [ 23.434501][ C3] ? packet_rcv (net/packet/af_packet.c:2231) [ 23.434505][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434506][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 23.434508][ C3] ? dev_queue_xmit_nit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/core/dev.c:2636 (discriminator 2)) [ 23.434511][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.434512][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434514][ C3] ? get_stack_info_noinstr (arch/x86/kernel/dumpstack_64.c:173) [ 23.434517][ C3] dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953) [ 23.434519][ C3] ? validate_xmit_skb_list (net/core/dev.c:4142) [ 23.434521][ C3] sch_direct_xmit (net/sched/sch_generic.c:372) [ 23.434524][ C3] ? get_stack_info_noinstr (arch/x86/kernel/dumpstack_64.c:173) [ 23.434525][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434527][ C3] ? dequeue_skb (./include/trace/events/qdisc.h:14 (discriminator 19)) [ 23.434528][ C3] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 23.434530][ C3] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 23.434532][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.434534][ C3] __dev_xmit_skb (net/core/dev.c:4262) [ 23.434536][ C3] ? tc_run (net/core/dev.c:4444 (discriminator 4)) [ 23.434537][ C3] ? alloc_netdev_dummy (net/core/dev.c:12327) [ 23.434539][ C3] ? netdev_offload_xstats_push_delta (net/core/dev.c:9326 net/core/dev.c:9461) [ 23.434540][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434542][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.434544][ C3] __dev_queue_xmit (net/core/dev.c:4884) [ 23.434546][ C3] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 23.434549][ C3] ? addrconf_rs_timer (net/ipv6/addrconf.c:4073) [ 23.434551][ C3] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 23.434554][ C3] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 23.434557][ C3] ? neigh_hh_output (./include/net/neighbour.h:525) [ 23.434559][ C3] ip6_finish_output2 (./include/net/neighbour.h:558 net/ipv6/ip6_output.c:138) [ 23.434561][ C3] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 23.434563][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434565][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.434566][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434568][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 23.434570][ C3] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 23.434572][ C3] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 23.434574][ C3] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 23.434575][ C3] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3049) [ 23.434578][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434580][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.434581][ C3] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 23.434582][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434584][ C3] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 23.434585][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.434586][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434588][ C3] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 23.434592][ C3] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 23.434594][ C3] ? __ndisc_fill_addr_option (net/ipv6/ndisc.c:159) [ 23.434597][ C3] ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4)) [ 23.434599][ C3] ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4)) [ 23.434600][ C3] addrconf_rs_timer (net/ipv6/addrconf.c:4073) [ 23.434602][ C3] ? 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) [ 23.434604][ C3] ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4)) [ 23.434606][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434608][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.434609][ C3] ? 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) [ 23.434611][ C3] ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4)) [ 23.434613][ C3] call_timer_fn (kernel/time/timer.c:1748) [ 23.434615][ C3] ? detach_if_pending (./include/linux/list.h:1159) [ 23.434617][ C3] ? debug_object_active_state (lib/debugobjects.c:1122) [ 23.434621][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.434622][ C3] ? timer_recalc_next_expiry (./include/linux/find.h:71 kernel/time/timer.c:1843 kernel/time/timer.c:1865) [ 23.434624][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434626][ C3] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 23.434628][ C3] ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4)) [ 23.434630][ C3] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 23.434633][ C3] ? 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) [ 23.434635][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.434637][ C3] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 23.434639][ C3] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 23.434641][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.434642][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434644][ C3] handle_softirqs (kernel/softirq.c:645) [ 23.434646][ C3] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 23.434647][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434649][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 23.434651][ C3] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 23.434652][ C3] irq_exit_rcu (kernel/softirq.c:784) [ 23.434654][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 23.434656][ C3] [ 23.434657][ C3] [ 23.434658][ C3] ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1)) [ 23.434660][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 23.434663][ C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 23.434666][ C3] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 f2 f5 01 mov 0x1f5f294(%rip),%rdi # 0x1f5f29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 b3 95 00 sub 0x95b358(%rip),%rax # 0x95b36b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 a6 11 00 verw 0x11a613(%rip) # 0x11a63b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 23.434668][ C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000246 [ 23.434671][ C3] RAX: 0000000000000003 RBX: ff11000001c88040 RCX: 0000000000000001 [ 23.434673][ C3] RDX: 0000000000000003 RSI: ffffffff8be8d860 RDI: ffffffff896f0307 [ 23.434674][ C3] RBP: 0000000000000000 R08: ffffffff8bb7f421 R09: 1fe2200006a763a2 [ 23.434674][ C3] R10: 0000000000000003 R11: 0000000000000000 R12: 1ff400000002cfc3 [ 23.434675][ C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 23.434677][ C3] ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124) [ 23.434679][ C3] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 23.434681][ C3] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 23.434683][ C3] default_idle_call (kernel/sched/idle.c:122) [ 23.434685][ C3] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 23.434687][ C3] ? arch_cpu_idle_exit+0x40/0x40 [ 23.434688][ C3] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 23.434691][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.434693][ C3] do_idle (kernel/sched/idle.c:355) [ 23.434694][ C3] cpu_startup_entry (kernel/sched/idle.c:454) [ 23.434696][ C3] start_secondary (arch/x86/kernel/smpboot.c:312) [ 23.434698][ C3] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 23.434700][ C3] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 39.306317][ C3] softirqs last disabled at (27717): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 39.306320][ C3] Preemption disabled at: | [ 39.306320][ C3] 0x0 | [ 39.306332][ C3] Tainted: [W]=WARN [ 39.306332][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.306334][ C3] Call Trace: [ 39.306336][ C3] [ 39.306338][ C3] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 39.306344][ C3] __might_resched.cold (kernel/sched/core.c:9234) [ 39.306347][ C3] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 39.306350][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306354][ C3] __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)) [ 39.306357][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.306360][ C3] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.306364][ C3] ? 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) [ 39.306365][ C3] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.306367][ C3] put_chars (drivers/char/virtio_console.c:1176) [ 39.306369][ C3] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 39.306371][ C3] ? __send_to_port (drivers/char/virtio_console.c:654) [ 39.306373][ C3] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 39.306375][ C3] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 39.306379][ C3] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 39.306380][ C3] ? 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) [ 39.306381][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.306383][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306384][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306386][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.306388][ C3] console_emit_next_record (kernel/printk/printk.c:3183) [ 39.306391][ C3] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 39.306393][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306394][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306396][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306397][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.306399][ C3] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 39.306401][ C3] console_flush_one_record (kernel/printk/printk.c:3268) [ 39.306403][ C3] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 39.306405][ C3] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 39.306407][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.306409][ C3] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 39.306410][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306412][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.306413][ C3] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 39.306415][ C3] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 39.306417][ C3] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 39.306419][ C3] ? vprintk_emit (kernel/printk/printk.c:2478) [ 39.306421][ C3] vprintk_emit (kernel/printk/printk.c:2479) [ 39.306425][ C3] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 39.306426][ C3] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 39.306428][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306430][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.306432][ C3] _printk (kernel/printk/printk.c:2504) [ 39.306435][ C3] ? snapshot_read.cold (user.c:?) [ 39.306436][ C3] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 39.306440][ C3] ? __ipv6_chk_addr_and_flags (./include/linux/rcupdate.h:850 net/ipv6/addrconf.c:1996) [ 39.306444][ C3] ? idr_get_free (??:?) [ 39.306446][ C3] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 39.306449][ C3] ip6_tnl_xmit_ctl.cold (net/ipv6/ip6_tunnel.c:1064 (discriminator 3)) ip6_tunnel [ 39.306453][ C3] ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:888) ip6_gre [ 39.306457][ C3] ? __gre6_xmit (./include/linux/skbuff.h:2904) ip6_gre [ 39.306459][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306460][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.306462][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306464][ C3] ? netif_skb_features (net/core/dev.c:3793 net/core/dev.c:3922) [ 39.306467][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306469][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.306470][ C3] ? skb_network_protocol (./include/linux/skbuff.h:2534) [ 39.306472][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.306473][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306475][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.306476][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306478][ C3] ? get_stack_info_noinstr (arch/x86/kernel/dumpstack_64.c:173) [ 39.306481][ C3] dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953) [ 39.306483][ C3] ? validate_xmit_skb_list (net/core/dev.c:4142) [ 39.306485][ C3] sch_direct_xmit (net/sched/sch_generic.c:372) [ 39.306488][ C3] ? get_stack_info_noinstr (arch/x86/kernel/dumpstack_64.c:173) [ 39.306490][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306491][ C3] ? dequeue_skb (./include/trace/events/qdisc.h:14 (discriminator 19)) [ 39.306492][ C3] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 39.306494][ C3] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 39.306496][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.306498][ C3] __dev_xmit_skb (net/core/dev.c:4262) [ 39.306500][ C3] ? tc_run (net/core/dev.c:4444 (discriminator 4)) [ 39.306502][ C3] ? alloc_netdev_dummy (net/core/dev.c:12327) [ 39.306503][ C3] ? netdev_offload_xstats_push_delta (net/core/dev.c:9326 net/core/dev.c:9461) [ 39.306510][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306512][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.306514][ C3] __dev_queue_xmit (net/core/dev.c:4884) [ 39.306517][ C3] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 39.306519][ C3] ? addrconf_rs_timer (net/ipv6/addrconf.c:4073) [ 39.306521][ C3] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 39.306524][ C3] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 39.306527][ C3] ? neigh_hh_output (./include/net/neighbour.h:525) [ 39.306529][ C3] ip6_finish_output2 (./include/net/neighbour.h:558 net/ipv6/ip6_output.c:138) [ 39.306532][ C3] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 39.306534][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306535][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.306537][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306539][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.306540][ C3] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 39.306542][ C3] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 39.306544][ C3] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 39.306546][ C3] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3049) [ 39.306548][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306550][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.306551][ C3] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 39.306552][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306554][ C3] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 39.306555][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.306557][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306559][ C3] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 39.306562][ C3] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 39.306564][ C3] ? __ndisc_fill_addr_option (net/ipv6/ndisc.c:159) [ 39.306567][ C3] ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4)) [ 39.306569][ C3] ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4)) [ 39.306570][ C3] addrconf_rs_timer (net/ipv6/addrconf.c:4073) [ 39.306572][ C3] ? 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) [ 39.306574][ C3] ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4)) [ 39.306576][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306577][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.306578][ C3] ? 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) [ 39.306580][ C3] ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4)) [ 39.306582][ C3] call_timer_fn (kernel/time/timer.c:1748) [ 39.306584][ C3] ? detach_if_pending (./include/linux/list.h:1159) [ 39.306586][ C3] ? debug_object_active_state (lib/debugobjects.c:1122) [ 39.306589][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.306591][ C3] ? timer_recalc_next_expiry (./include/linux/find.h:71 kernel/time/timer.c:1843 kernel/time/timer.c:1865) [ 39.306592][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306594][ C3] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 39.306596][ C3] ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4)) [ 39.306598][ C3] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 39.306600][ C3] ? 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) [ 39.306603][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.306605][ C3] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 39.306607][ C3] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 39.306608][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.306610][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306611][ C3] handle_softirqs (kernel/softirq.c:645) [ 39.306613][ C3] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 39.306615][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306616][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.306618][ C3] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 39.306620][ C3] irq_exit_rcu (kernel/softirq.c:784) [ 39.306621][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 39.306623][ C3] [ 39.306624][ C3] [ 39.306624][ C3] ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1)) [ 39.306627][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 39.306629][ C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 39.306632][ C3] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 f2 f5 01 mov 0x1f5f294(%rip),%rdi # 0x1f5f29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 b3 95 00 sub 0x95b358(%rip),%rax # 0x95b36b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 a6 11 00 verw 0x11a613(%rip) # 0x11a63b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 39.306634][ C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000246 [ 39.306637][ C3] RAX: 0000000000000003 RBX: ff11000001c88040 RCX: 0000000000000001 [ 39.306639][ C3] RDX: 0000000000000003 RSI: ffffffff8be8d860 RDI: ffffffff896f0307 [ 39.306639][ C3] RBP: 0000000000000000 R08: ffffffff8bb7f421 R09: 1fe2200006a763a2 [ 39.306640][ C3] R10: 0000000000000003 R11: 0000000000000000 R12: 1ff400000002cfc3 [ 39.306641][ C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 39.306642][ C3] ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124) [ 39.306644][ C3] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 39.306646][ C3] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 39.306648][ C3] default_idle_call (kernel/sched/idle.c:122) [ 39.306650][ C3] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 39.306651][ C3] ? arch_cpu_idle_exit+0x40/0x40 [ 39.306653][ C3] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 39.306656][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.306658][ C3] do_idle (kernel/sched/idle.c:355) [ 39.306659][ C3] cpu_startup_entry (kernel/sched/idle.c:454) [ 39.306661][ C3] start_secondary (arch/x86/kernel/smpboot.c:312) [ 39.306662][ C3] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 39.306664][ C3] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 41.477682][ T523] softirqs last disabled at (0): 0x0 | [ 41.477685][ T523] Preemption disabled at: | [ 41.477686][ T523] vprintk_emit (kernel/printk/printk.c:2471) | [ 41.477700][ T523] Tainted: [W]=WARN [ 41.477701][ T523] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.477703][ T523] Call Trace: [ 41.477705][ T523] [ 41.477707][ T523] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 41.477714][ T523] ? vprintk_emit (kernel/printk/printk.c:2471) [ 41.477716][ T523] __might_resched.cold (kernel/sched/core.c:9234) [ 41.477721][ T523] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 41.477725][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.477731][ T523] __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)) [ 41.477735][ T523] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.477739][ T523] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.477744][ T523] ? 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) [ 41.477747][ T523] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.477750][ T523] put_chars (drivers/char/virtio_console.c:1176) [ 41.477753][ T523] ? __send_to_port (drivers/char/virtio_console.c:654) [ 41.477755][ T523] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 41.477759][ T523] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 41.477764][ T523] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 41.477766][ T523] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.477769][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.477772][ T523] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.477775][ T523] console_emit_next_record (kernel/printk/printk.c:3183) [ 41.477779][ T523] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 41.477782][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.477784][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.477787][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.477789][ T523] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.477792][ T523] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 41.477795][ T523] console_flush_one_record (kernel/printk/printk.c:3268) [ 41.477798][ T523] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 41.477803][ T523] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 41.477805][ T523] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.477808][ T523] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 41.477810][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.477813][ T523] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 41.477815][ T523] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 41.477817][ T523] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 41.477820][ T523] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 41.477823][ T523] ? vprintk_emit (kernel/printk/printk.c:2478) [ 41.477826][ T523] vprintk_emit (kernel/printk/printk.c:2479) [ 41.477830][ T523] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 41.477832][ T523] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 41.477837][ T523] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 41.477841][ T523] ? ___sys_sendmsg (net/socket.c:2767) [ 41.477843][ T523] ? __sys_sendmsg (net/socket.c:2799) [ 41.477846][ T523] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 41.477849][ T523] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 41.477853][ T523] _printk (kernel/printk/printk.c:2504) [ 41.477857][ T523] ? snapshot_read.cold (user.c:?) [ 41.477861][ T523] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 41.477864][ T523] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 41.477867][ T523] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 41.477870][ T523] ? netdev_notice (net/core/dev.c:13194) [ 41.477873][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.477876][ T523] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 41.477879][ T523] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 41.477882][ T523] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 41.477884][ T523] ? 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) [ 41.477888][ T523] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 41.477893][ T523] dev_set_allmulti (net/core/dev_api.c:315) [ 41.477896][ T523] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 41.477914][ T523] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 41.477918][ T523] br_dev_delete (net/bridge/br_if.c:387) bridge [ 41.477931][ T523] rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694) [ 41.477935][ T523] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 41.477938][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.477941][ T523] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 41.477944][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.477954][ T523] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 41.477958][ T523] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 41.477960][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.477963][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.477965][ T523] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.477968][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.477970][ T523] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 41.477973][ T523] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 41.477977][ T523] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 41.477980][ T523] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 41.477983][ T523] ? __kernel_text_address (kernel/extable.c:79) [ 41.477985][ T523] ? write_profile (profile.c:?) [ 41.477988][ T523] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 41.477990][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.477993][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.477995][ T523] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 41.478000][ T523] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.478002][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.478005][ T523] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 41.478008][ T523] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 41.478011][ T523] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.478013][ T523] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 41.478015][ T523] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 41.478021][ T523] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 41.478023][ T523] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.478025][ T523] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 41.478028][ T523] ? netlink_ack (./include/linux/skbuff.h:2718) [ 41.478030][ T523] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 41.478034][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.478036][ T523] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 41.478039][ T523] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 41.478043][ T523] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 41.478045][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.478048][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.478050][ T523] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.478053][ T523] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 41.478057][ T523] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 41.478060][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.478062][ T523] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 41.478065][ T523] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 41.478068][ T523] ? copy_msghdr_from_user (net/socket.c:2650) [ 41.478071][ T523] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 41.478073][ T523] ? move_addr_to_kernel (net/socket.c:258) [ 41.478075][ T523] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 41.478080][ T523] ___sys_sendmsg (net/socket.c:2767) [ 41.478083][ T523] ? copy_msghdr_from_user (net/socket.c:2619) [ 41.478091][ T523] __sys_sendmsg (net/socket.c:2799) [ 41.478094][ T523] ? __sys_sendmsg_sock (net/socket.c:2780) [ 41.478098][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.478101][ T523] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 41.478103][ T523] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 41.478107][ T523] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 41.478109][ T523] RIP: 0033:0x7fab1f1ce54e [ 41.478112][ T523] 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 [ 41.478115][ T523] RSP: 002b:00007ffc15b7cec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 41.478120][ T523] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fab1f1ce54e [ 41.478122][ T523] RDX: 0000000000000000 RSI: 00007ffc15b7cf70 RDI: 0000000000000005 [ 41.478124][ T523] RBP: 00007ffc15b7ced0 R08: 0000000000000000 R09: 0000000000000000 [ 41.478125][ T523] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e4a3 Finger prints: vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __dev_queue_xmit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record