====================================== | [ 10.401493][ T187] softirqs last disabled at (36645): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 10.401496][ T187] Preemption disabled at: | [ 10.401497][ T187] 0x0 | [ 10.401509][ T187] Tainted: [W]=WARN [ 10.401510][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.401512][ T187] Call Trace: [ 10.401514][ T187] [ 10.401516][ T187] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.401524][ T187] __might_resched.cold (kernel/sched/core.c:9234) [ 10.401530][ T187] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.401535][ T187] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.401542][ T187] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 10.401545][ T187] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.401553][ T187] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.401557][ T187] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.401562][ T187] put_chars (drivers/char/virtio_console.c:1176) [ 10.401566][ T187] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.401568][ T187] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.401574][ T187] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.401582][ T187] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.401591][ T187] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.401594][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.401597][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.401603][ T187] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.401609][ T187] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.401611][ T187] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 10.401616][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.401619][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.401625][ T187] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.401631][ T187] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.401634][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.401642][ T187] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.401646][ T187] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.401648][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.401652][ T187] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.401657][ T187] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.401660][ T187] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.401665][ T187] vprintk_emit (kernel/printk/printk.c:2479) [ 10.401670][ T187] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.401675][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.401681][ T187] _printk (kernel/printk/printk.c:2504) [ 10.401685][ T187] ? snapshot_read.cold (user.c:?) [ 10.401689][ T187] ? 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) [ 10.401693][ T187] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.401699][ T187] ? 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) [ 10.401703][ T187] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.401707][ T187] ? exit_notify (kernel/exit.c:780) [ 10.401710][ T187] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.401714][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.401720][ T187] do_group_exit (kernel/exit.c:1151) [ 10.401725][ T187] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.401727][ T187] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.401730][ T187] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.401734][ T187] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.401738][ T187] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.401741][ T187] RIP: 0033:0x7f2d6c8501b8 [ 10.401744][ T187] Code: Unable to access opcode bytes at 0x7f2d6c85018e. Code starting with the faulting instruction =========================================== [ 10.401745][ T187] RSP: 002b:00007ffccb23ec88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.401748][ T187] RAX: ffffffffffffffda RBX: 00007f2d6c980f88 RCX: 00007f2d6c8501b8 [ 10.401750][ T187] RDX: 00007f2d6c59afc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.401752][ T187] RBP: 00007ffccb23ece0 R08: 0000000000000000 R09: 0000000000008010 [ 10.401753][ T187] R10: 00007ffccb23eaa0 R11: 0000000000000246 R12: 0000000000000001 [ 10.401754][ T187] R13: 0000000000000000 R14: 00007f2d6c97f680 R15: 00007f2d6c980fa0 | [ 18.693469][ T327] softirqs last disabled at (23969): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 18.693471][ T327] Preemption disabled at: | [ 18.693472][ T327] vprintk_emit (kernel/printk/printk.c:2471) | [ 18.693481][ T327] Tainted: [W]=WARN [ 18.693482][ T327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.693484][ T327] Call Trace: [ 18.693485][ T327] [ 18.693487][ T327] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 18.693492][ T327] ? vprintk_emit (kernel/printk/printk.c:2471) [ 18.693495][ T327] __might_resched.cold (kernel/sched/core.c:9234) [ 18.693499][ T327] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 18.693503][ T327] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 18.693508][ 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)) [ 18.693511][ T327] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.693517][ 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) [ 18.693519][ T327] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.693522][ T327] put_chars (drivers/char/virtio_console.c:1176) [ 18.693525][ T327] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 18.693527][ T327] ? __send_to_port (drivers/char/virtio_console.c:654) [ 18.693530][ T327] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 18.693533][ T327] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 18.693537][ T327] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 18.693540][ T327] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.693542][ T327] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.693546][ T327] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 18.693547][ T327] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 18.693550][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.693554][ T327] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.693557][ T327] console_emit_next_record (kernel/printk/printk.c:3183) [ 18.693561][ T327] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 18.693563][ T327] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 18.693566][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.693568][ T327] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.693572][ T327] console_flush_one_record (kernel/printk/printk.c:3268) [ 18.693576][ T327] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 18.693578][ T327] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.693583][ T327] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 18.693586][ T327] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 18.693588][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.693590][ T327] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 18.693594][ T327] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 18.693595][ T327] ? vprintk_emit (kernel/printk/printk.c:2478) [ 18.693599][ T327] vprintk_emit (kernel/printk/printk.c:2479) [ 18.693603][ T327] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 18.693608][ T327] ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact [ 18.693611][ T327] _printk (kernel/printk/printk.c:2504) [ 18.693615][ T327] ? snapshot_read.cold (user.c:?) [ 18.693621][ T327] ? 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) [ 18.693624][ T327] gact_init_module (net/sched/act_gact.c:180) act_gact [ 18.693626][ T327] do_one_initcall (init/main.c:1357) [ 18.693629][ T327] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 18.693633][ T327] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 18.693636][ T327] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 18.693641][ T327] do_init_module (kernel/module/main.c:3117) [ 18.693645][ T327] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 18.693649][ T327] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 18.693652][ T327] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 18.693656][ T327] load_module (kernel/module/main.c:3593) [ 18.693663][ T327] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 18.693667][ T327] ? __ia32_sys_fsconfig (??:?) [ 18.693670][ T327] ? ovl_real_file (fs/overlayfs/file.c:195) [ 18.693674][ T327] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 18.693678][ T327] init_module_from_file (kernel/module/main.c:3790) [ 18.693681][ T327] ? __do_sys_init_module (kernel/module/main.c:3664) [ 18.693689][ T327] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 18.693692][ 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) [ 18.693695][ T327] idempotent_init_module (kernel/module/main.c:3802) [ 18.693699][ T327] ? init_module_from_file (kernel/module/main.c:3791) [ 18.693705][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.693707][ T327] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 18.693713][ T327] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 18.693716][ T327] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.693719][ T327] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 18.693721][ T327] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 18.693724][ T327] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.693726][ T327] RIP: 0033:0x7f30a5ef037d [ 18.693730][ 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 [ 18.693731][ T327] RSP: 002b:00007fffa4634a48 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 18.693734][ T327] RAX: ffffffffffffffda RBX: 00005621461c2810 RCX: 00007f30a5ef037d [ 18.693736][ T327] RDX: 0000000000000000 RSI: 000056211e115ffd RDI: 0000000000000000 [ 18.693737][ T327] RBP: 00007fffa4634ae0 R08: 0000000000000000 R09: 0000000000000000 [ 18.693738][ T327] R10: 0000000000000000 R11: 0000000000000246 R12: 000056211e115ffd [ 18.693739][ T327] R13: 00005621461c2960 R14: 0000000000040000 R15: 0000000000000000 | [ 24.361645][ T227] softirqs last disabled at (16102): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 24.361647][ T227] Preemption disabled at: | [ 24.361648][ T227] vprintk_emit (kernel/printk/printk.c:2471) | [ 24.361657][ T227] Tainted: [W]=WARN [ 24.361658][ T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.361659][ T227] Call Trace: [ 24.361661][ T227] [ 24.361662][ T227] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 24.361669][ T227] ? vprintk_emit (kernel/printk/printk.c:2471) [ 24.361671][ T227] __might_resched.cold (kernel/sched/core.c:9234) [ 24.361675][ T227] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 24.361680][ T227] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 24.361685][ T227] __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)) [ 24.361687][ T227] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.361692][ T227] ? 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) [ 24.361695][ T227] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.361698][ T227] put_chars (drivers/char/virtio_console.c:1176) [ 24.361701][ T227] ? __send_to_port (drivers/char/virtio_console.c:654) [ 24.361704][ T227] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 24.361708][ T227] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 24.361710][ T227] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 24.361714][ T227] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 24.361717][ T227] ? mark_usage (kernel/locking/lockdep.c:4690) [ 24.361719][ T227] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.361720][ T227] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.361724][ T227] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 24.361726][ T227] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 24.361730][ T227] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.361733][ T227] console_emit_next_record (kernel/printk/printk.c:3183) [ 24.361737][ T227] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 24.361739][ T227] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 24.361742][ T227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.361744][ T227] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.361748][ T227] console_flush_one_record (kernel/printk/printk.c:3268) [ 24.361752][ T227] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 24.361754][ T227] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.361759][ T227] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 24.361762][ T227] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 24.361764][ T227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.361766][ T227] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 24.361769][ T227] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 24.361771][ T227] ? vprintk_emit (kernel/printk/printk.c:2478) [ 24.361774][ T227] vprintk_emit (kernel/printk/printk.c:2479) [ 24.361778][ T227] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 24.361782][ T227] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 24.361785][ T227] _printk (kernel/printk/printk.c:2504) [ 24.361789][ T227] ? snapshot_read.cold (user.c:?) [ 24.361790][ T227] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 24.361794][ T227] ? stack_depot_save_flags (lib/stackdepot.c:728 (discriminator 3)) [ 24.361799][ T227] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 24.361802][ T227] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 24.361806][ T227] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 24.361808][ T227] ? netdev_notice (net/core/dev.c:13194) [ 24.361810][ T227] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.361815][ T227] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 24.361817][ T227] ? 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) [ 24.361821][ T227] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 24.361826][ T227] dev_set_allmulti (net/core/dev_api.c:315) [ 24.361830][ T227] mif6_delete (net/ipv6/ip6mr.c:782) [ 24.361835][ T227] ? ipmr_expire_process (net/ipv4/ipmr.c:790) [ 24.361837][ T227] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 24.361839][ T227] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 24.361842][ T227] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 24.361844][ T227] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 24.361847][ T227] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 24.361850][ T227] mroute_clean_tables (net/ipv4/ipmr.c:1343) [ 24.361852][ T227] ? netlink_broadcast_filtered (net/netlink/af_netlink.c:1549) [ 24.361857][ T227] ? do_one_broadcast (net/netlink/af_netlink.c:1500) [ 24.361859][ T227] ? inet6_netconf_fill_devconf (./include/net/netlink.h:1614 net/ipv6/addrconf.c:564) [ 24.361864][ T227] ? ip6mr_vif_seq_start (./include/linux/seq_file_net.h:21) [ 24.361871][ T227] ? ip6mr_sk_done (net/ipv6/ip6mr.c:1682) [ 24.361873][ T227] ip6mr_sk_done (net/ipv6/ip6mr.c:1682) [ 24.361876][ T227] ? ip6mr_mfc_add (./include/net/ipv6.h:593) [ 24.361879][ T227] ? ip6mr_get_table (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/ipv6/ip6mr.c:366 (discriminator 2)) [ 24.361883][ T227] ip6_mroute_setsockopt (net/ipv6/ip6mr.c:1749) [ 24.361887][ T227] ? ip6mr_sk_done (net/ipv6/ip6mr.c:1670 (discriminator 2)) [ 24.361889][ T227] ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924) [ 24.361890][ T227] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 24.361894][ T227] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 24.361896][ T227] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 24.361898][ T227] ? mark_usage (kernel/locking/lockdep.c:4690) [ 24.361903][ T227] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 24.361904][ T227] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 24.361908][ T227] do_ipv6_setsockopt (net/ipv6/ipv6_sockglue.c:397) [ 24.361911][ T227] ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2)) [ 24.361916][ T227] ? ipv6_set_opt_hdr (net/ipv6/ipv6_sockglue.c:343 (discriminator 1)) [ 24.361918][ T227] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 24.361922][ T227] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 24.361925][ T227] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 24.361940][ T227] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 24.361943][ T227] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 24.361945][ T227] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 24.361947][ T227] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 24.361952][ T227] ? kasan_save_stack (mm/kasan/common.c:58) [ 24.361955][ T227] ? kasan_save_stack (mm/kasan/common.c:57) [ 24.361957][ T227] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 24.361959][ T227] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3181) [ 24.361961][ T227] ? fput_close_sync (fs/file_table.c:617) [ 24.361963][ T227] ? __x64_sys_close (fs/open.c:1560 fs/open.c:1545 fs/open.c:1545) [ 24.361966][ T227] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 24.361968][ T227] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.361973][ T227] ? ipv6_setsockopt (net/ipv6/ipv6_sockglue.c:980) [ 24.361975][ T227] ipv6_setsockopt (net/ipv6/ipv6_sockglue.c:980) [ 24.361978][ T227] rawv6_setsockopt (net/ipv6/raw.c:1048) [ 24.361982][ T227] ? raw6_seq_show (./include/net/raw.h:68) [ 24.361987][ T227] do_sock_setsockopt (net/socket.c:2397) [ 24.361992][ T227] ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1)) [ 24.361993][ T227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.361996][ T227] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.361999][ T227] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3206 (discriminator 6)) [ 24.362003][ T227] __sys_setsockopt (net/socket.c:2422) [ 24.362008][ T227] __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425) [ 24.362010][ T227] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.362012][ T227] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 24.362013][ T227] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 24.362014][ T227] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 24.362016][ T227] ? irq_exit_rcu (kernel/softirq.c:786) [ 24.362020][ T227] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.362022][ T227] RIP: 0033:0x7f8d5e54d2de [ 24.362026][ T227] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 72 f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 e1 All code ======== 0: 55 push %rbp 1: 48 63 c9 movslq %ecx,%rcx 4: 48 63 ff movslq %edi,%rdi 7: 45 89 c9 mov %r9d,%r9d a: 48 89 e5 mov %rsp,%rbp d: 48 83 ec 08 sub $0x8,%rsp 11: 6a 2c push $0x2c 13: e8 94 72 f7 ff call 0xfffffffffff772ac 18: c9 leave 19: c3 ret 1a: 66 90 xchg %ax,%ax 1c: f3 0f 1e fa endbr64 20: 49 89 ca mov %rcx,%r10 23: b8 36 00 00 00 mov $0x36,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 0a ja 0x3c 32: c3 ret 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 48 rex.W 3d: 8b .byte 0x8b 3e: 15 .byte 0x15 3f: e1 .byte 0xe1 Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 0a ja 0x12 8: c3 ret 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 48 rex.W 13: 8b .byte 0x8b 14: 15 .byte 0x15 15: e1 .byte 0xe1 [ 24.362028][ T227] RSP: 002b:00007fff178fc8e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 24.362030][ T227] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f8d5e54d2de [ 24.362032][ T227] RDX: 00000000000000c9 RSI: 0000000000000029 RDI: 0000000000000008 [ 24.362033][ T227] RBP: 00007fff178fc900 R08: 0000000000000000 R09: 0000000000000160 [ 24.362034][ T227] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 Finger prints: __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print