====================================== | [ 8.699308][ T182] softirqs last disabled at (44079): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 8.699310][ T182] Preemption disabled at: | [ 8.699311][ T182] 0x0 | [ 8.699321][ T182] Tainted: [W]=WARN [ 8.699322][ T182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.699323][ T182] Call Trace: [ 8.699325][ T182] [ 8.699326][ T182] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 8.699332][ T182] __might_resched.cold (kernel/sched/core.c:9234) [ 8.699337][ T182] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 8.699340][ T182] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 8.699346][ T182] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 8.699348][ T182] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.699355][ T182] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 8.699356][ T182] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.699360][ T182] put_chars (drivers/char/virtio_console.c:1176) [ 8.699364][ T182] ? __send_to_port (drivers/char/virtio_console.c:654) [ 8.699365][ T182] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 8.699369][ T182] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 8.699373][ T182] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 8.699377][ T182] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 8.699382][ T182] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.699384][ T182] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.699388][ T182] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 8.699392][ T182] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.699394][ T182] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.699399][ T182] console_emit_next_record (kernel/printk/printk.c:3183) [ 8.699402][ T182] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 8.699406][ T182] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.699408][ T182] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.699412][ T182] console_flush_one_record (kernel/printk/printk.c:3268) [ 8.699416][ T182] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 8.699418][ T182] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.699423][ T182] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 8.699425][ T182] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 8.699427][ T182] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.699429][ T182] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 8.699433][ T182] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 8.699435][ T182] ? vprintk_emit (kernel/printk/printk.c:2478) [ 8.699438][ T182] vprintk_emit (kernel/printk/printk.c:2479) [ 8.699441][ T182] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 8.699444][ T182] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.699448][ T182] _printk (kernel/printk/printk.c:2504) [ 8.699452][ T182] ? snapshot_read.cold (user.c:?) [ 8.699455][ T182] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 8.699457][ T182] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 8.699460][ T182] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 8.699463][ T182] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 8.699467][ T182] ? exit_notify (kernel/exit.c:780) [ 8.699468][ T182] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 8.699471][ T182] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.699475][ T182] do_group_exit (kernel/exit.c:1151) [ 8.699478][ T182] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 8.699480][ T182] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 8.699483][ T182] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 8.699486][ T182] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 8.699489][ T182] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 8.699491][ T182] RIP: 0033:0x7fc7f1b911b8 [ 8.699493][ T182] Code: Unable to access opcode bytes at 0x7fc7f1b9118e. Code starting with the faulting instruction =========================================== [ 8.699494][ T182] RSP: 002b:00007ffca886df68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 8.699497][ T182] RAX: ffffffffffffffda RBX: 00007fc7f1cc1f88 RCX: 00007fc7f1b911b8 [ 8.699498][ T182] RDX: 00007fc7f18dbfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 8.699499][ T182] RBP: 00007ffca886dfc0 R08: 0000000000000000 R09: 0000000000008010 [ 8.699500][ T182] R10: 00007ffca886dd80 R11: 0000000000000246 R12: 0000000000000001 [ 8.699501][ T182] R13: 0000000000000000 R14: 00007fc7f1cc0680 R15: 00007fc7f1cc1fa0 | [ 9.820855][ T225] softirqs last disabled at (21960): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 9.820857][ T225] Preemption disabled at: | [ 9.820857][ T225] vprintk_emit (kernel/printk/printk.c:2471) | [ 9.820866][ T225] Tainted: [W]=WARN [ 9.820867][ T225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.820868][ T225] Call Trace: [ 9.820870][ T225] [ 9.820872][ T225] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.820877][ T225] ? vprintk_emit (kernel/printk/printk.c:2471) [ 9.820878][ T225] __might_resched.cold (kernel/sched/core.c:9234) [ 9.820883][ T225] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.820887][ T225] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.820892][ T225] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 9.820895][ T225] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.820901][ T225] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 9.820903][ T225] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.820907][ T225] put_chars (drivers/char/virtio_console.c:1176) [ 9.820909][ T225] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929) [ 9.820912][ T225] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.820918][ T225] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.820926][ T225] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.820929][ T225] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.820934][ T225] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.820937][ T225] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.820941][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.820944][ T225] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.820948][ T225] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.820952][ T225] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.820953][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.820959][ T225] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.820961][ T225] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.820962][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.820964][ T225] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.820968][ T225] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.820970][ T225] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.820973][ T225] vprintk_emit (kernel/printk/printk.c:2479) [ 9.820976][ T225] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.820977][ T225] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 9.820981][ T225] ? xdp_set_features_flag (./include/linux/netdevice.h:2861 net/core/xdp.c:1015) [ 9.820984][ T225] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 9.820988][ T225] _printk (kernel/printk/printk.c:2504) [ 9.820991][ T225] ? snapshot_read.cold (user.c:?) [ 9.820995][ T225] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 kernel/locking/mutex.c:999) [ 9.820996][ T225] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 9.820999][ T225] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 9.821003][ T225] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 9.821005][ T225] ? netdev_notice (net/core/dev.c:13194) [ 9.821009][ T225] ? bond_lower_state_changed (drivers/net/bonding/bond_main.c:1835) [ 9.821013][ T225] ? netdev_upper_dev_link (net/core/dev.c:9034) [ 9.821019][ T225] bond_enslave.cold (drivers/net/bonding/bond_main.c:2342 (discriminator 7)) [ 9.821027][ T225] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.821029][ T225] ? bond_update_slave_arr (drivers/net/bonding/bond_main.c:5219 (discriminator 9)) [ 9.821030][ T225] ? mark_usage (kernel/locking/lockdep.c:4690) [ 9.821032][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.821034][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3)) [ 9.821039][ T225] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.821045][ T225] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 9.821049][ T225] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 9.821054][ T225] do_set_master (net/core/rtnetlink.c:3071) [ 9.821058][ T225] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 9.821062][ T225] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 9.821065][ T225] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 9.821067][ T225] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 9.821070][ T225] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 9.821073][ T225] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.821075][ T225] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 9.821082][ T225] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.821085][ T225] ? kasan_save_stack (mm/kasan/common.c:58) [ 9.821087][ T225] ? kasan_save_stack (mm/kasan/common.c:57) [ 9.821088][ T225] ? kasan_save_track (mm/kasan/common.c:78) [ 9.821090][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.821092][ T225] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 9.821095][ T225] ? ___sys_sendmsg (net/socket.c:2757) [ 9.821099][ T225] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.821101][ T225] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 9.821104][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.821106][ T225] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.821107][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.821109][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.821111][ T225] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 9.821113][ T225] ? __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) [ 9.821114][ T225] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 9.821116][ T225] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 9.821120][ T225] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 9.821121][ T225] ? nla_get_range_signed (lib/nlattr.c:270) [ 9.821128][ T225] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 9.821133][ T225] rtnl_newlink (net/core/rtnetlink.c:4215) [ 9.821139][ T225] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 9.821141][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.821146][ T225] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.821148][ T225] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.821150][ T225] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 9.821152][ T225] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.821156][ T225] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 9.821158][ T225] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 9.821162][ T225] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.821164][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.821168][ T225] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.821170][ T225] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.821174][ T225] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 9.821176][ T225] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.821179][ T225] ? netlink_ack (./include/linux/skbuff.h:2718) [ 9.821185][ T225] ? 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)) [ 9.821187][ T225] ? 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)) [ 9.821191][ T225] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 9.821194][ T225] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 9.821197][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.821201][ T225] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 9.821205][ T225] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 9.821209][ T225] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 9.821214][ T225] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 9.821216][ T225] ? copy_msghdr_from_user (net/socket.c:2650) [ 9.821218][ T225] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 9.821219][ T225] ? move_addr_to_kernel (net/socket.c:258) [ 9.821226][ T225] ___sys_sendmsg (net/socket.c:2767) [ 9.821229][ T225] ? copy_msghdr_from_user (net/socket.c:2619) [ 9.821244][ T225] __sys_sendmsg (net/socket.c:2799) [ 9.821246][ T225] ? __sys_sendmsg_sock (net/socket.c:2780) [ 9.821252][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.821255][ T225] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.821257][ T225] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.821260][ T225] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.821262][ T225] RIP: 0033:0x7f46f8ab454e [ 9.821266][ T225] 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 [ 9.821268][ T225] RSP: 002b:00007ffcdd22f430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 9.821270][ T225] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f46f8ab454e [ 9.821272][ T225] RDX: 0000000000000000 RSI: 00007ffcdd22f4e0 RDI: 0000000000000005 [ 9.821273][ T225] RBP: 00007ffcdd22f440 R08: 0000000000000000 R09: 0000000000000000 [ 9.821273][ T225] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913f86 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars