====================================== | [ 50.393704][ T495] softirqs last disabled at (31976): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 50.393706][ T495] Preemption disabled at: | [ 50.393707][ T495] 0x0 | [ 50.393717][ T495] Tainted: [W]=WARN [ 50.393718][ T495] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.393720][ T495] Call Trace: [ 50.393721][ T495] [ 50.393723][ T495] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 50.393729][ T495] __might_resched.cold (kernel/sched/core.c:9234) [ 50.393734][ T495] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 50.393738][ T495] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 50.393742][ T495] __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)) [ 50.393744][ T495] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 50.393750][ T495] ? 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) [ 50.393753][ T495] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 50.393756][ T495] put_chars (drivers/char/virtio_console.c:1176) [ 50.393758][ T495] ? __send_to_port (drivers/char/virtio_console.c:654) [ 50.393760][ T495] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 50.393763][ T495] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 50.393768][ T495] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 50.393776][ T495] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 50.393778][ T495] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 50.393780][ T495] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 50.393784][ T495] console_emit_next_record (kernel/printk/printk.c:3183) [ 50.393788][ T495] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 50.393790][ T495] ? 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)) [ 50.393793][ T495] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 50.393795][ T495] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 50.393798][ T495] console_flush_one_record (kernel/printk/printk.c:3268) [ 50.393802][ T495] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 50.393804][ T495] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 50.393809][ T495] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 50.393812][ T495] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 50.393814][ T495] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 50.393816][ T495] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 50.393819][ T495] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 50.393821][ T495] ? vprintk_emit (kernel/printk/printk.c:2478) [ 50.393824][ T495] vprintk_emit (kernel/printk/printk.c:2479) [ 50.393827][ T495] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 50.393829][ T495] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 50.393833][ T495] _printk (kernel/printk/printk.c:2504) [ 50.393837][ T495] ? snapshot_read.cold (user.c:?) [ 50.393839][ T495] ? 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) [ 50.393842][ T495] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 50.393846][ T495] ? 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) [ 50.393848][ T495] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 50.393852][ T495] ? exit_notify (kernel/exit.c:780) [ 50.393853][ T495] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 50.393856][ T495] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 50.393859][ T495] do_group_exit (kernel/exit.c:1151) [ 50.393862][ T495] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 50.393864][ T495] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 50.393866][ T495] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 50.393870][ T495] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 50.393873][ T495] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 50.393875][ T495] RIP: 0033:0x7f12e2c2a1b8 [ 50.393877][ T495] Code: Unable to access opcode bytes at 0x7f12e2c2a18e. Code starting with the faulting instruction =========================================== [ 50.393878][ T495] RSP: 002b:00007ffe0d57dc28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 50.393881][ T495] RAX: ffffffffffffffda RBX: 00007f12e2d5af88 RCX: 00007f12e2c2a1b8 [ 50.393882][ T495] RDX: 00007f12e2974fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 50.393883][ T495] RBP: 00007ffe0d57dc80 R08: 0000000000000000 R09: 0000000000000000 [ 50.393884][ T495] R10: 00007ffe0d57da40 R11: 0000000000000246 R12: 0000000000000001 [ 50.393884][ T495] R13: 0000000000000000 R14: 00007f12e2d59680 R15: 00007f12e2d5afa0 | [ 73.245354][ T1416] softirqs last disabled at (65867): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 73.245356][ T1416] Preemption disabled at: | [ 73.245356][ T1416] vprintk_emit (kernel/printk/printk.c:2471) | [ 73.245365][ T1416] Tainted: [W]=WARN [ 73.245366][ T1416] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 73.245367][ T1416] Call Trace: [ 73.245369][ T1416] [ 73.245370][ T1416] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 73.245376][ T1416] ? vprintk_emit (kernel/printk/printk.c:2471) [ 73.245377][ T1416] __might_resched.cold (kernel/sched/core.c:9234) [ 73.245382][ T1416] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 73.245386][ T1416] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 73.245390][ T1416] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 73.245392][ T1416] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 73.245399][ T1416] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 73.245402][ T1416] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 73.245405][ T1416] put_chars (drivers/char/virtio_console.c:1176) [ 73.245407][ T1416] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 73.245409][ T1416] ? __send_to_port (drivers/char/virtio_console.c:654) [ 73.245412][ T1416] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 73.245415][ T1416] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 73.245419][ T1416] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 73.245423][ T1416] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 73.245425][ T1416] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 73.245429][ T1416] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 73.245431][ T1416] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 73.245434][ T1416] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 73.245436][ T1416] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 73.245440][ T1416] console_emit_next_record (kernel/printk/printk.c:3183) [ 73.245444][ T1416] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 73.245446][ T1416] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 73.245449][ T1416] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 73.245451][ T1416] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 73.245454][ T1416] console_flush_one_record (kernel/printk/printk.c:3268) [ 73.245458][ T1416] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 73.245460][ T1416] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 73.245465][ T1416] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 73.245468][ T1416] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 73.245470][ T1416] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 73.245471][ T1416] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 73.245475][ T1416] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 73.245477][ T1416] ? vprintk_emit (kernel/printk/printk.c:2478) [ 73.245479][ T1416] vprintk_emit (kernel/printk/printk.c:2479) [ 73.245483][ T1416] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 73.245487][ T1416] ? mpls_exit (net/mpls/af_mpls.c:81 (discriminator 9)) mpls_router [ 73.245490][ T1416] _printk (kernel/printk/printk.c:2504) [ 73.245494][ T1416] ? snapshot_read.cold (user.c:?) [ 73.245500][ T1416] ? 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) [ 73.245503][ T1416] mpls_gso_init (./include/linux/skbuff.h:3058 net/mpls/mpls_gso.c:30) mpls_gso [ 73.245505][ T1416] do_one_initcall (init/main.c:1357) [ 73.245512][ T1416] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 73.245516][ T1416] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 73.245518][ T1416] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 73.245524][ T1416] do_init_module (kernel/module/main.c:3117) [ 73.245527][ T1416] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 73.245531][ T1416] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 73.245533][ T1416] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 73.245537][ T1416] load_module (kernel/module/main.c:3593) [ 73.245542][ T1416] ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11)) [ 73.245546][ T1416] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 73.245550][ T1416] ? __ia32_sys_fsconfig (??:?) [ 73.245553][ T1416] ? backing_file_read_iter (fs/backing-file.c:211) [ 73.245557][ T1416] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 73.245561][ T1416] init_module_from_file (kernel/module/main.c:3790) [ 73.245564][ T1416] ? __do_sys_init_module (kernel/module/main.c:3664) [ 73.245571][ T1416] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 73.245575][ T1416] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 73.245578][ T1416] idempotent_init_module (kernel/module/main.c:3802) [ 73.245580][ T1416] ? init_module_from_file (kernel/module/main.c:3791) [ 73.245585][ T1416] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 73.245590][ T1416] ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769) [ 73.245595][ T1416] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 73.245596][ T1416] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 73.245600][ T1416] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 73.245603][ T1416] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 73.245606][ T1416] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 73.245608][ T1416] RIP: 0033:0x7f715484537d [ 73.245611][ T1416] 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 [ 73.245613][ T1416] RSP: 002b:00007ffc2a1f0608 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 73.245615][ T1416] RAX: ffffffffffffffda RBX: 0000559ce0636bc0 RCX: 00007f715484537d [ 73.245616][ T1416] RDX: 0000000000000000 RSI: 0000559caa69cffd RDI: 0000000000000002 [ 73.245617][ T1416] RBP: 00007ffc2a1f06a0 R08: 0000000000000000 R09: 0000000000000000 [ 73.245618][ T1416] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559caa69cffd [ 73.245619][ T1416] R13: 0000559ce0636cf0 R14: 0000000000040000 R15: 0000000000000000 | [ 157.997138][ T4634] softirqs last disabled at (28343): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 157.997140][ T4634] Preemption disabled at: | [ 157.997141][ T4634] 0x0 | [ 157.997152][ T4634] Tainted: [W]=WARN [ 157.997153][ T4634] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.997154][ T4634] Call Trace: [ 157.997156][ T4634] [ 157.997157][ T4634] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 157.997164][ T4634] __might_resched.cold (kernel/sched/core.c:9234) [ 157.997168][ T4634] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 157.997172][ T4634] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 157.997177][ T4634] __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)) [ 157.997178][ T4634] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 157.997185][ T4634] ? 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) [ 157.997188][ T4634] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 157.997192][ T4634] put_chars (drivers/char/virtio_console.c:1176) [ 157.997194][ T4634] ? __send_to_port (drivers/char/virtio_console.c:654) [ 157.997196][ T4634] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 157.997199][ T4634] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 157.997204][ T4634] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 157.997212][ T4634] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 157.997214][ T4634] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 157.997216][ T4634] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 157.997220][ T4634] console_emit_next_record (kernel/printk/printk.c:3183) [ 157.997224][ T4634] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 157.997226][ T4634] ? 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)) [ 157.997229][ T4634] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 157.997231][ T4634] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 157.997235][ T4634] console_flush_one_record (kernel/printk/printk.c:3268) [ 157.997239][ T4634] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 157.997241][ T4634] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 157.997246][ T4634] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 157.997249][ T4634] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 157.997251][ T4634] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 157.997253][ T4634] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 157.997256][ T4634] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 157.997258][ T4634] ? vprintk_emit (kernel/printk/printk.c:2478) [ 157.997261][ T4634] vprintk_emit (kernel/printk/printk.c:2479) [ 157.997266][ T4634] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 157.997272][ T4634] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 157.997275][ T4634] _printk (kernel/printk/printk.c:2504) [ 157.997279][ T4634] ? snapshot_read.cold (user.c:?) [ 157.997282][ T4634] ? 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) [ 157.997284][ T4634] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 157.997288][ T4634] ? 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) [ 157.997291][ T4634] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 157.997295][ T4634] ? exit_notify (kernel/exit.c:780) [ 157.997296][ T4634] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 157.997299][ T4634] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 157.997303][ T4634] do_group_exit (kernel/exit.c:1151) [ 157.997305][ T4634] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 157.997307][ T4634] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 157.997310][ T4634] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 157.997314][ T4634] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 157.997317][ T4634] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 157.997319][ T4634] RIP: 0033:0x7fea5a1981b8 [ 157.997321][ T4634] Code: Unable to access opcode bytes at 0x7fea5a19818e. Code starting with the faulting instruction =========================================== [ 157.997322][ T4634] RSP: 002b:00007ffc48fdedd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 157.997325][ T4634] RAX: ffffffffffffffda RBX: 00007fea5a2c8f88 RCX: 00007fea5a1981b8 [ 157.997326][ T4634] RDX: 00007fea59ee2fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 157.997327][ T4634] RBP: 00007ffc48fdee30 R08: 0000000000000000 R09: 0000000000008010 [ 157.997328][ T4634] R10: 00007ffc48fdebf0 R11: 0000000000000246 R12: 0000000000000001 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars