====================================== | [ 10.200060][ T91] softirqs last disabled at (342640): unix_release_sock (./include/net/sock.h:2138 net/unix/af_unix.c:678) | [ 10.200062][ T91] Preemption disabled at: | [ 10.200062][ T91] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.200075][ T91] Tainted: [W]=WARN [ 10.200076][ T91] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.200078][ T91] Call Trace: [ 10.200079][ T91] [ 10.200081][ T91] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.200086][ T91] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.200087][ T91] __might_resched.cold (kernel/sched/core.c:9234) [ 10.200091][ T91] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.200094][ T91] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 10.200096][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200100][ T91] __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)) [ 10.200103][ T91] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.200105][ T91] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.200109][ T91] ? 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) [ 10.200111][ T91] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.200113][ T91] put_chars (drivers/char/virtio_console.c:1176) [ 10.200115][ T91] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 10.200117][ T91] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.200120][ T91] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 10.200122][ T91] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.200126][ T91] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.200128][ T91] ? 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) [ 10.200129][ T91] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 10.200132][ T91] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.200133][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200134][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.200136][ T91] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.200139][ T91] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.200140][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200142][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200143][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200145][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.200146][ T91] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 10.200148][ T91] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.200150][ T91] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.200152][ T91] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.200154][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.200155][ T91] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.200157][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200158][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.200159][ T91] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.200160][ T91] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 10.200162][ T91] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.200164][ T91] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.200166][ T91] vprintk_emit (kernel/printk/printk.c:2479) [ 10.200168][ T91] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.200169][ T91] ? kasan_save_stack (mm/kasan/common.c:58) [ 10.200172][ T91] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 10.200175][ T91] dev_vprintk_emit (drivers/base/core.c:5000) [ 10.200179][ T91] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 10.200181][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.200182][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200184][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.200186][ T91] dev_printk_emit (drivers/base/core.c:5011) [ 10.200188][ T91] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 10.200190][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.200191][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200192][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.200193][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200195][ T91] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 10.200199][ T91] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 10.200200][ T91] ? netdev_notice (net/core/dev.c:13194) [ 10.200201][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200203][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.200204][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200206][ T91] ? 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) [ 10.200207][ T91] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.200208][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200210][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200211][ T91] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.200214][ T91] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 10.200216][ T91] ? 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) [ 10.200218][ T91] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.200221][ T91] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 10.200225][ T91] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 10.200228][ T91] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 10.200230][ T91] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.200233][ T91] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 10.200234][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.200235][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200237][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.200238][ T91] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 10.200242][ T91] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 10.200243][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200244][ T91] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 10.200248][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.200249][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200250][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.200251][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200253][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.200254][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200256][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.200257][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200259][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.200260][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200261][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200262][ T91] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 10.200266][ T91] ? __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) [ 10.200267][ T91] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 10.200269][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.200270][ T91] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 10.200272][ T91] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 10.200273][ T91] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 10.200275][ T91] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 10.200277][ T91] ? nla_get_range_signed (lib/nlattr.c:270) [ 10.200281][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200282][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.200284][ T91] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.200288][ T91] rtnl_setlink (net/core/rtnetlink.c:3596) [ 10.200290][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200292][ T91] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.200293][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.200302][ T91] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 10.200305][ T91] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.200308][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200309][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200311][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.200312][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200313][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.200315][ T91] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 10.200316][ T91] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 10.200318][ T91] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 10.200320][ T91] ? __kernel_text_address (kernel/extable.c:79) [ 10.200321][ T91] ? write_profile (profile.c:?) [ 10.200324][ T91] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 10.200326][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200327][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200329][ T91] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.200330][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.200332][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200333][ T91] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.200335][ T91] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.200337][ T91] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.200338][ T91] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 10.200340][ T91] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 10.200344][ T91] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.200347][ T91] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.200349][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.200350][ T91] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.200351][ T91] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 10.200354][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200356][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.200357][ T91] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.200359][ T91] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.200361][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200362][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.200364][ T91] ? 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) [ 10.200365][ T91] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.200367][ T91] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 10.200369][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.200370][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200372][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.200373][ T91] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.200376][ T91] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 10.200380][ T91] ? __ia32_sys_getpeername (net/socket.c:2235) [ 10.200384][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.200385][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.200387][ T91] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 10.200389][ T91] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.200391][ T91] ? 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)) [ 10.200393][ T91] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 10.200394][ T91] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.200397][ T91] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.200399][ T91] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.200400][ T91] RIP: 0033:0x7ff90f22e54e [ 10.200403][ T91] 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 [ 10.200405][ T91] RSP: 002b:00007ffd11aafa60 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 10.200409][ T91] RAX: ffffffffffffffda RBX: 00005648da611ff0 RCX: 00007ff90f22e54e [ 10.200410][ T91] RDX: 0000000000000030 RSI: 00005648da7babc0 RDI: 0000000000000022 [ 10.200411][ T91] RBP: 00007ffd11aafa70 R08: 00007ffd11aafac0 R09: 0000000000000080 [ 10.200412][ T91] R10: 0000000000000000 R11: 0000000000000202 R12: 00005648da7bf4f0 Finger prints: unix_release_sock:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars