====================================== | [ 11.693776][ T200] softirqs last disabled at (30156): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 11.693779][ T200] Preemption disabled at: | [ 11.693780][ T200] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.693788][ T200] Tainted: [W]=WARN [ 11.693789][ T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.693791][ T200] Call Trace: [ 11.693793][ T200] [ 11.693794][ T200] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.693801][ T200] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.693802][ T200] __might_resched.cold (kernel/sched/core.c:9234) [ 11.693807][ T200] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.693811][ T200] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.693816][ T200] __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)) [ 11.693818][ T200] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.693825][ T200] ? 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) [ 11.693827][ T200] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.693831][ T200] put_chars (drivers/char/virtio_console.c:1176) [ 11.693834][ T200] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.693837][ T200] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 11.693842][ T200] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.693847][ T200] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.693852][ T200] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.693856][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.693861][ T200] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.693865][ T200] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.693867][ T200] ? 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)) [ 11.693870][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.693872][ T200] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.693876][ T200] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.693881][ T200] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.693883][ T200] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.693888][ T200] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.693891][ T200] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.693893][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.693895][ T200] ? 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) [ 11.693899][ T200] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.693900][ T200] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.693903][ T200] vprintk_emit (kernel/printk/printk.c:2479) [ 11.693907][ T200] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.693908][ T200] ? __kernel_text_address (kernel/extable.c:79) [ 11.693911][ T200] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 11.693915][ T200] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 11.693921][ T200] dev_vprintk_emit (drivers/base/core.c:5000) [ 11.693926][ T200] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 11.693934][ T200] dev_printk_emit (drivers/base/core.c:5011) [ 11.693937][ T200] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 11.693941][ T200] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 11.693946][ T200] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 11.693953][ T200] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 11.693955][ T200] ? netdev_notice (net/core/dev.c:13194) [ 11.693958][ T200] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.693962][ T200] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.693964][ T200] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.693968][ T200] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 11.693970][ T200] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 11.693973][ T200] ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2)) [ 11.693976][ T200] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 11.693979][ T200] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.693982][ T200] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 11.693988][ T200] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 11.693991][ T200] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.693994][ T200] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 11.693995][ T200] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.694000][ T200] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.694002][ T200] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.694005][ T200] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.694009][ T200] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.694011][ T200] ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2)) [ 11.694013][ T200] ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242) [ 11.694017][ T200] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.694019][ T200] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 11.694021][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.694023][ T200] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.694025][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.694026][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.694027][ T200] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 11.694030][ T200] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 11.694033][ T200] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.694035][ T200] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 11.694036][ T200] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.694040][ T200] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 11.694041][ T200] ? nla_get_range_signed (lib/nlattr.c:270) [ 11.694045][ T200] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.694048][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.694056][ T200] rtnl_setlink (net/core/rtnetlink.c:3596) [ 11.694060][ T200] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 11.694061][ T200] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.694086][ T200] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.694088][ T200] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.694091][ T200] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.694093][ T200] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.694095][ T200] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.694099][ T200] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.694101][ T200] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.694103][ T200] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 11.694105][ T200] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.694109][ T200] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 11.694111][ T200] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.694115][ T200] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.694116][ T200] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.694121][ T200] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.694122][ T200] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.694126][ T200] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.694129][ T200] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.694132][ T200] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.694139][ T200] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 11.694141][ T200] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 11.694146][ T200] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.694150][ T200] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.694154][ T200] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.694158][ T200] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.694162][ T200] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.694164][ T200] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.694167][ T200] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.694172][ T200] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 11.694175][ T200] ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208) [ 11.694178][ T200] __sys_sendto (net/socket.c:2281) [ 11.694181][ T200] ? __ia32_sys_getpeername (net/socket.c:2235) [ 11.694197][ T200] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 11.694199][ T200] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.694203][ T200] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 11.694205][ T200] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 11.694208][ T200] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.694210][ T200] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.694213][ T200] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.694215][ T200] RIP: 0033:0x7f8d5fc2454e [ 11.694219][ T200] 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 [ 11.694221][ T200] RSP: 002b:00007ffe8f924b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 11.694223][ T200] RAX: ffffffffffffffda RBX: 0000558f5e0dd500 RCX: 00007f8d5fc2454e [ 11.694224][ T200] RDX: 0000000000000030 RSI: 0000558f5e0dfa70 RDI: 0000000000000014 [ 11.694225][ T200] RBP: 00007ffe8f924b10 R08: 00007ffe8f924b60 R09: 0000000000000080 [ 11.694226][ T200] R10: 0000000000000000 R11: 0000000000000202 R12: 0000558f5e256980 [ 11.694227][ T200] R13: 00007ffe8f924c44 R14: 0000000000000000 R15: 0000000000000000 | [ 12.973888][ T232] softirqs last disabled at (85667): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 12.973892][ T232] Preemption disabled at: | [ 12.973892][ T232] 0x0 | [ 12.973906][ T232] Tainted: [W]=WARN [ 12.973907][ T232] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.973910][ T232] Call Trace: [ 12.973912][ T232] [ 12.973914][ T232] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.973922][ T232] __might_resched.cold (kernel/sched/core.c:9234) [ 12.973928][ T232] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.973934][ T232] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.973940][ T232] __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)) [ 12.973943][ T232] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.973953][ T232] ? 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) [ 12.973957][ T232] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.973963][ T232] put_chars (drivers/char/virtio_console.c:1176) [ 12.973967][ T232] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.973969][ T232] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.973974][ T232] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.973984][ T232] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.973996][ T232] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.974003][ T232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.974006][ T232] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.974013][ T232] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.974020][ T232] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.974023][ T232] ? 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)) [ 12.974028][ T232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.974031][ T232] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.974038][ T232] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.974045][ T232] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.974048][ T232] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.974057][ T232] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.974062][ T232] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.974065][ T232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.974068][ T232] ? 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) [ 12.974074][ T232] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.974077][ T232] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.974082][ T232] vprintk_emit (kernel/printk/printk.c:2479) [ 12.974087][ T232] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.974089][ T232] ? 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) [ 12.974095][ T232] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.974101][ T232] _printk (kernel/printk/printk.c:2504) [ 12.974106][ T232] ? snapshot_read.cold (user.c:?) [ 12.974111][ T232] ? 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) [ 12.974115][ T232] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.974122][ T232] ? 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) [ 12.974126][ T232] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 12.974132][ T232] ? exit_notify (kernel/exit.c:780) [ 12.974134][ T232] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.974139][ T232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.974146][ T232] do_group_exit (kernel/exit.c:1151) [ 12.974151][ T232] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 12.974154][ T232] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 12.974157][ T232] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.974163][ T232] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.974167][ T232] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.974171][ T232] RIP: 0033:0x7fad9ff261b8 [ 12.974175][ T232] Code: Unable to access opcode bytes at 0x7fad9ff2618e. Code starting with the faulting instruction =========================================== [ 12.974176][ T232] RSP: 002b:00007ffdb9f19898 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.974180][ T232] RAX: ffffffffffffffda RBX: 00007fada0056f88 RCX: 00007fad9ff261b8 [ 12.974182][ T232] RDX: 00007fad9fe0be88 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 12.974183][ T232] RBP: 00007ffdb9f198f0 R08: 0000000000000000 R09: 0000000000004010 [ 12.974185][ T232] R10: 00007ffdb9f196f0 R11: 0000000000000246 R12: 0000000000000003 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars