====================================== | [ 7.701201][ T92] softirqs last disabled at (0): 0x0 | [ 7.701203][ T92] Preemption disabled at: | [ 7.701204][ T92] vprintk_emit (kernel/printk/printk.c:2471) | [ 7.701216][ T92] Tainted: [W]=WARN [ 7.701217][ T92] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7.701219][ T92] Call Trace: [ 7.701220][ T92] [ 7.701221][ T92] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 7.701227][ T92] ? vprintk_emit (kernel/printk/printk.c:2471) [ 7.701229][ T92] __might_resched.cold (kernel/sched/core.c:9234) [ 7.701232][ T92] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 7.701235][ T92] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 7.701238][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701241][ T92] __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)) [ 7.701244][ T92] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 7.701247][ T92] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 7.701252][ T92] ? 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) [ 7.701253][ T92] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 7.701255][ T92] put_chars (drivers/char/virtio_console.c:1176) [ 7.701257][ T92] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 7.701259][ T92] ? __send_to_port (drivers/char/virtio_console.c:654) [ 7.701262][ T92] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 7.701264][ T92] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 7.701268][ T92] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 7.701270][ T92] ? 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) [ 7.701272][ T92] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 7.701275][ T92] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 7.701276][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701278][ T92] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 7.701280][ T92] console_emit_next_record (kernel/printk/printk.c:3183) [ 7.701282][ T92] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 7.701284][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701285][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701286][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701288][ T92] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 7.701289][ T92] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 7.701291][ T92] console_flush_one_record (kernel/printk/printk.c:3268) [ 7.701293][ T92] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 7.701296][ T92] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 7.701297][ T92] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 7.701298][ T92] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 7.701300][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701301][ T92] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 7.701302][ T92] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 7.701303][ T92] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 7.701305][ T92] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 7.701307][ T92] ? vprintk_emit (kernel/printk/printk.c:2478) [ 7.701309][ T92] vprintk_emit (kernel/printk/printk.c:2479) [ 7.701311][ T92] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 7.701313][ T92] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 7.701316][ T92] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 7.701317][ T92] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 7.701321][ T92] dev_vprintk_emit (drivers/base/core.c:5000) [ 7.701325][ T92] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 7.701328][ T92] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 7.701329][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701330][ T92] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 7.701332][ T92] dev_printk_emit (drivers/base/core.c:5011) [ 7.701334][ T92] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 7.701336][ T92] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 7.701337][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701339][ T92] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 7.701340][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701342][ T92] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 7.701345][ T92] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 7.701347][ T92] ? netdev_notice (net/core/dev.c:13194) [ 7.701348][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701350][ T92] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 7.701351][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701353][ T92] ? 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) [ 7.701354][ T92] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 7.701355][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701357][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701358][ T92] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 7.701361][ T92] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 7.701364][ T92] ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40) [ 7.701365][ T92] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 7.701369][ T92] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 7.701372][ T92] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 7.701375][ T92] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 7.701378][ T92] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 7.701381][ T92] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 7.701382][ T92] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 7.701383][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701385][ T92] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 7.701387][ T92] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 7.701388][ T92] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 7.701390][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701391][ T92] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 7.701393][ T92] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 7.701394][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701396][ T92] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 7.701397][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701399][ T92] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 7.701400][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701401][ T92] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 7.701403][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701404][ T92] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 7.701405][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701407][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701408][ T92] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 7.701411][ T92] ? __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) [ 7.701414][ T92] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 7.701416][ T92] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 7.701417][ T92] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 7.701419][ T92] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 7.701420][ T92] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 7.701422][ T92] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 7.701424][ T92] ? nla_get_range_signed (lib/nlattr.c:270) [ 7.701428][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701430][ T92] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 7.701431][ T92] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 7.701436][ T92] rtnl_setlink (net/core/rtnetlink.c:3596) [ 7.701437][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701439][ T92] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 7.701441][ T92] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 7.701447][ T92] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 7.701450][ T92] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 7.701452][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701453][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701455][ T92] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 7.701456][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701457][ T92] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 7.701459][ T92] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 7.701464][ T92] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 7.701465][ T92] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 7.701467][ T92] ? __kernel_text_address (kernel/extable.c:79) [ 7.701469][ T92] ? write_profile (profile.c:?) [ 7.701472][ T92] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 7.701473][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701475][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701476][ T92] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 7.701478][ T92] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 7.701479][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701481][ T92] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 7.701483][ T92] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 7.701485][ T92] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 7.701486][ T92] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 7.701488][ T92] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 7.701500][ T92] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 7.701503][ T92] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 7.701505][ T92] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 7.701506][ T92] ? netlink_ack (./include/linux/skbuff.h:2718) [ 7.701508][ T92] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 7.701511][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701512][ T92] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 7.701514][ T92] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 7.701516][ T92] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 7.701518][ T92] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 7.701520][ T92] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 7.701522][ T92] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 7.701523][ T92] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 7.701525][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701526][ T92] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 7.701527][ T92] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 7.701530][ T92] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 7.701534][ T92] ? __ia32_sys_getpeername (net/socket.c:2235) [ 7.701538][ T92] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 7.701539][ T92] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 7.701541][ T92] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 7.701543][ T92] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 7.701545][ T92] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 7.701547][ T92] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 7.701548][ T92] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 7.701551][ T92] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 7.701552][ T92] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 7.701554][ T92] RIP: 0033:0x7f01cfb1854e [ 7.701556][ T92] 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 [ 7.701558][ T92] RSP: 002b:00007ffc988ca280 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 7.701562][ T92] RAX: ffffffffffffffda RBX: 0000561425c6df40 RCX: 00007f01cfb1854e [ 7.701563][ T92] RDX: 0000000000000030 RSI: 0000561425e14cb0 RDI: 0000000000000024 [ 7.701564][ T92] RBP: 00007ffc988ca290 R08: 00007ffc988ca2e0 R09: 0000000000000080 [ 7.701565][ T92] R10: 0000000000000000 R11: 0000000000000202 R12: 0000561425e20150 Finger prints: vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print