====================================== | [ 10.021952][ T214] softirqs last disabled at (36412): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 10.021954][ T214] Preemption disabled at: | [ 10.021955][ T214] 0x0 | [ 10.021965][ T214] Tainted: [W]=WARN [ 10.021966][ T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.021968][ T214] Call Trace: [ 10.021969][ T214] [ 10.021971][ T214] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.021977][ T214] __might_resched.cold (kernel/sched/core.c:9234) [ 10.021982][ T214] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.021987][ T214] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.021992][ T214] __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)) [ 10.021994][ T214] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.022000][ T214] ? 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) [ 10.022003][ T214] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.022006][ T214] put_chars (drivers/char/virtio_console.c:1176) [ 10.022009][ T214] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.022010][ T214] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.022015][ T214] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.022020][ T214] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.022027][ T214] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.022029][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.022032][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.022036][ T214] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.022040][ T214] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.022042][ T214] ? 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)) [ 10.022045][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.022048][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.022052][ T214] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.022056][ T214] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.022058][ T214] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.022063][ T214] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.022066][ T214] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.022068][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.022070][ T214] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.022074][ T214] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.022076][ T214] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.022079][ T214] vprintk_emit (kernel/printk/printk.c:2479) [ 10.022083][ T214] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.022087][ T214] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.022090][ T214] _printk (kernel/printk/printk.c:2504) [ 10.022094][ T214] ? snapshot_read.cold (user.c:?) [ 10.022097][ T214] ? 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) [ 10.022100][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.022104][ T214] ? 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) [ 10.022106][ T214] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.022110][ T214] ? exit_notify (kernel/exit.c:780) [ 10.022112][ T214] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.022115][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.022119][ T214] do_group_exit (kernel/exit.c:1151) [ 10.022122][ T214] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.022124][ T214] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.022126][ T214] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.022129][ T214] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.022132][ T214] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.022134][ T214] RIP: 0033:0x7fcd28f5f1b8 [ 10.022137][ T214] Code: Unable to access opcode bytes at 0x7fcd28f5f18e. Code starting with the faulting instruction =========================================== [ 10.022138][ T214] RSP: 002b:00007fffd9429008 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.022140][ T214] RAX: ffffffffffffffda RBX: 00007fcd2908ff88 RCX: 00007fcd28f5f1b8 [ 10.022142][ T214] RDX: 00007fcd28ca9fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.022143][ T214] RBP: 00007fffd9429060 R08: 0000000000000000 R09: 0000000000008010 [ 10.022144][ T214] R10: 00007fffd9428e20 R11: 0000000000000246 R12: 0000000000000001 [ 10.022144][ T214] R13: 0000000000000000 R14: 00007fcd2908e680 R15: 00007fcd2908ffa0 | [ 11.312781][ T261] softirqs last disabled at (19803): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.312783][ T261] Preemption disabled at: | [ 11.312784][ T261] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.312793][ T261] Tainted: [W]=WARN [ 11.312794][ T261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.312796][ T261] Call Trace: [ 11.312798][ T261] [ 11.312799][ T261] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.312805][ T261] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.312807][ T261] __might_resched.cold (kernel/sched/core.c:9234) [ 11.312812][ T261] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.312816][ T261] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.312821][ T261] __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)) [ 11.312823][ T261] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.312829][ T261] ? 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) [ 11.312832][ T261] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.312836][ T261] put_chars (drivers/char/virtio_console.c:1176) [ 11.312839][ T261] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 11.312843][ T261] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.312848][ T261] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.312852][ T261] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.312856][ T261] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.312859][ T261] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.312861][ T261] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.312865][ T261] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.312866][ T261] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 11.312870][ T261] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.312873][ T261] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.312877][ T261] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.312881][ T261] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.312882][ T261] ? 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)) [ 11.312886][ T261] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.312888][ T261] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.312892][ T261] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.312896][ T261] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.312898][ T261] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.312903][ T261] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.312906][ T261] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.312908][ T261] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.312910][ T261] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.312914][ T261] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.312915][ T261] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.312919][ T261] vprintk_emit (kernel/printk/printk.c:2479) [ 11.312923][ T261] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.312928][ T261] ? gre_exit (net/ipv4/gre_demux.c:73) gre [ 11.312931][ T261] _printk (kernel/printk/printk.c:2504) [ 11.312935][ T261] ? snapshot_read.cold (user.c:?) [ 11.312941][ T261] ? 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) [ 11.312944][ T261] gre_init (gre.mod.c:?) gre [ 11.312946][ T261] do_one_initcall (init/main.c:1357) [ 11.312949][ T261] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 11.312953][ T261] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 11.312956][ T261] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 11.312961][ T261] do_init_module (kernel/module/main.c:3117) [ 11.312965][ T261] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 11.312969][ T261] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 11.312972][ T261] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 11.312976][ T261] load_module (kernel/module/main.c:3593) [ 11.312984][ T261] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 11.312989][ T261] ? backing_file_read_iter (fs/backing-file.c:211) [ 11.312992][ T261] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.312996][ T261] init_module_from_file (kernel/module/main.c:3790) [ 11.313000][ T261] ? __do_sys_init_module (kernel/module/main.c:3664) [ 11.313008][ T261] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.313011][ T261] ? 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) [ 11.313014][ T261] idempotent_init_module (kernel/module/main.c:3802) [ 11.313018][ T261] ? init_module_from_file (kernel/module/main.c:3791) [ 11.313024][ T261] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.313027][ T261] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 11.313033][ T261] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 11.313035][ T261] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.313039][ T261] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.313040][ T261] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.313043][ T261] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.313045][ T261] RIP: 0033:0x7f89a6ccd37d [ 11.313049][ T261] 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 [ 11.313051][ T261] RSP: 002b:00007fffd46bbc28 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 11.313054][ T261] RAX: ffffffffffffffda RBX: 00005571f8db0d30 RCX: 00007f89a6ccd37d [ 11.313055][ T261] RDX: 0000000000000000 RSI: 00005571d0e63ffd RDI: 0000000000000000 [ 11.313056][ T261] RBP: 00007fffd46bbcc0 R08: 0000000000000000 R09: 0000000000000000 [ 11.313057][ T261] R10: 0000000000000000 R11: 0000000000000246 R12: 00005571d0e63ffd [ 11.313058][ T261] R13: 00005571f8db0cf0 R14: 0000000000040000 R15: 0000000000000000 | [ 11.451407][ T70] #10: ffffffff87a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) | [ 11.451411][ T70] | [ 11.451411][ T70] stack backtrace: | [ 11.451417][ T70] Tainted: [W]=WARN [ 11.451418][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.451420][ T70] Workqueue: ipv6_addrconf addrconf_dad_work [ 11.451424][ T70] Call Trace: [ 11.451425][ T70] [ 11.451427][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.451433][ T70] lockdep_rcu_suspicious.cold (kernel/locking/lockdep.c:6938) [ 11.451439][ T70] __might_resched (kernel/sched/core.c:9196 (discriminator 9)) [ 11.451444][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.451447][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.451452][ T70] __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)) [ 11.451455][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.451461][ T70] ? 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) [ 11.451464][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.451467][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 11.451470][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.451473][ T70] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 11.451485][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.451492][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.451494][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.451499][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.451503][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.451507][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.451509][ T70] ? 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)) [ 11.451512][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.451515][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.451519][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.451523][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.451525][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.451531][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.451534][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.451536][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.451539][ T70] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.451542][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.451544][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.451548][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 11.451552][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.451555][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.451560][ T70] _printk (kernel/printk/printk.c:2504) [ 11.451563][ T70] ? snapshot_read.cold (user.c:?) [ 11.451565][ T70] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 11.451571][ T70] ? idr_get_free (??:?) [ 11.451577][ T70] ip6_tnl_xmit_ctl.cold (net/ipv6/ip6_tunnel.c:1064 (discriminator 3)) ip6_tunnel [ 11.451582][ T70] ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:889) ip6_gre [ 11.451587][ T70] ? __gre6_xmit (./include/linux/skbuff.h:2904) ip6_gre [ 11.451590][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.451593][ T70] ? __bfs (kernel/locking/lockdep.c:1831 (discriminator 2)) [ 11.451596][ T70] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.451599][ T70] ? netif_skb_features (net/core/dev.c:3793 net/core/dev.c:3922) [ 11.451605][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.451608][ T70] dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953) [ 11.451612][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.451615][ T70] __dev_queue_xmit (net/core/dev.c:4926) [ 11.451619][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.451621][ T70] ? ip6_ra_control (net/ipv6/ipv6_sockglue.c:78) [ 11.451626][ T70] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 11.451628][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.451631][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.451633][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.451635][ T70] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.451638][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 11.451641][ T70] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 11.451644][ T70] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 11.451646][ T70] ? ___neigh_create (./include/linux/spinlock.h:407 net/core/neighbour.c:721) [ 11.451653][ T70] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 11.451657][ T70] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 11.451659][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.451662][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.451665][ T70] ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2)) [ 11.451670][ T70] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 11.451674][ T70] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 11.451677][ T70] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 11.451679][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.451681][ T70] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.451684][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.451686][ T70] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 11.451690][ T70] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 11.451696][ T70] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.451702][ T70] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 11.451708][ T70] addrconf_dad_completed (net/ipv6/addrconf.c:4396) [ 11.451711][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.451714][ T70] ? addrconf_rs_timer (net/ipv6/addrconf.c:4092 (discriminator 11)) [ 11.451717][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.451718][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.451721][ T70] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.451725][ T70] ? addrconf_dad_begin (net/ipv6/addrconf.c:4158) [ 11.451727][ T70] addrconf_dad_begin (net/ipv6/addrconf.c:4158) [ 11.451729][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.451732][ T70] ? addrconf_dad_completed (net/ipv6/addrconf.c:4402) [ 11.451734][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.451736][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.451738][ T70] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.451743][ T70] addrconf_dad_work (net/ipv6/addrconf.c:4263) [ 11.451747][ T70] ? addrconf_dad_begin (net/ipv6/addrconf.c:4180) [ 11.451750][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.451752][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.451755][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.451756][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.451761][ T70] process_one_work (kernel/workqueue.c:3387) [ 11.451768][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 11.451771][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.451779][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 11.451783][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 11.451785][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 11.451788][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 11.451791][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 11.451793][ T70] kthread (kernel/kthread.c:436) [ 11.451795][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.451798][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 11.451801][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.451805][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 11.451809][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.451812][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 11.451815][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.020927][ T322] softirqs last disabled at (16617): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 13.020930][ T322] Preemption disabled at: | [ 13.020930][ T322] vprintk_emit (kernel/printk/printk.c:2471) | [ 13.020940][ T322] Tainted: [W]=WARN [ 13.020941][ T322] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.020942][ T322] Call Trace: [ 13.020944][ T322] [ 13.020945][ T322] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.020951][ T322] ? vprintk_emit (kernel/printk/printk.c:2471) [ 13.020953][ T322] __might_resched.cold (kernel/sched/core.c:9234) [ 13.020958][ T322] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.020962][ T322] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 13.020967][ T322] __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)) [ 13.020970][ T322] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.020976][ T322] ? 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) [ 13.020978][ T322] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.020982][ T322] put_chars (drivers/char/virtio_console.c:1176) [ 13.020983][ T322] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 13.020986][ T322] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.020989][ T322] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 13.020992][ T322] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 13.020997][ T322] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.020999][ T322] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.021001][ T322] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.021006][ T322] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.021007][ T322] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 13.021010][ T322] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.021013][ T322] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.021017][ T322] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.021021][ T322] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.021023][ T322] ? 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)) [ 13.021026][ T322] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.021028][ T322] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.021032][ T322] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.021037][ T322] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.021039][ T322] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.021044][ T322] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.021047][ T322] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.021048][ T322] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.021051][ T322] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 13.021055][ T322] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.021056][ T322] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.021060][ T322] vprintk_emit (kernel/printk/printk.c:2479) [ 13.021064][ T322] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.021070][ T322] ? gre_exit (net/ipv4/gre_demux.c:73) gre [ 13.021073][ T322] _printk (kernel/printk/printk.c:2504) [ 13.021076][ T322] ? snapshot_read.cold (user.c:?) [ 13.021083][ T322] ? 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) [ 13.021086][ T322] gact_init_module (net/sched/act_gact.c:180) act_gact [ 13.021088][ T322] do_one_initcall (init/main.c:1357) [ 13.021091][ T322] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 13.021095][ T322] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 13.021099][ T322] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 13.021103][ T322] do_init_module (kernel/module/main.c:3117) [ 13.021107][ T322] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 13.021111][ T322] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 13.021114][ T322] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 13.021118][ T322] load_module (kernel/module/main.c:3593) [ 13.021126][ T322] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 13.021130][ T322] ? __ia32_sys_fsconfig (??:?) [ 13.021132][ T322] ? ovl_real_file (fs/overlayfs/file.c:195) [ 13.021136][ T322] ? backing_file_read_iter (fs/backing-file.c:211) [ 13.021140][ T322] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 13.021144][ T322] init_module_from_file (kernel/module/main.c:3790) [ 13.021147][ T322] ? __do_sys_init_module (kernel/module/main.c:3664) [ 13.021155][ T322] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 13.021158][ T322] ? 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) [ 13.021161][ T322] idempotent_init_module (kernel/module/main.c:3802) [ 13.021165][ T322] ? init_module_from_file (kernel/module/main.c:3791) [ 13.021171][ T322] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.021173][ T322] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 13.021180][ T322] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 13.021182][ T322] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.021186][ T322] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 13.021187][ T322] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 13.021190][ T322] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.021192][ T322] RIP: 0033:0x7f155089d37d [ 13.021196][ T322] 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 [ 13.021198][ T322] RSP: 002b:00007ffe4e248788 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 13.021200][ T322] RAX: ffffffffffffffda RBX: 000055882df0a810 RCX: 00007f155089d37d [ 13.021202][ T322] RDX: 0000000000000000 RSI: 000055881fe51ffd RDI: 0000000000000000 [ 13.021203][ T322] RBP: 00007ffe4e248820 R08: 0000000000000000 R09: 0000000000000000 [ 13.021204][ T322] R10: 0000000000000000 R11: 0000000000000246 R12: 000055881fe51ffd Finger prints: __might_resched:__kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print