====================================== | [ 10.839795][ T240] softirqs last disabled at (25410): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 10.839797][ T240] Preemption disabled at: | [ 10.839798][ T240] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.839806][ T240] Tainted: [W]=WARN [ 10.839807][ T240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.839808][ T240] Call Trace: [ 10.839810][ T240] [ 10.839811][ T240] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.839817][ T240] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.839819][ T240] __might_resched.cold (kernel/sched/core.c:9234) [ 10.839823][ T240] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.839828][ T240] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.839832][ T240] __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)) [ 10.839833][ T240] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.839840][ T240] ? 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) [ 10.839843][ T240] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.839846][ T240] put_chars (drivers/char/virtio_console.c:1176) [ 10.839849][ T240] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.839855][ T240] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.839862][ T240] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.839865][ T240] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.839869][ T240] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.839873][ T240] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.839875][ T240] ? 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)) [ 10.839878][ T240] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.839880][ T240] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.839884][ T240] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.839888][ T240] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.839890][ T240] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.839895][ T240] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.839898][ T240] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.839900][ T240] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.839901][ T240] ? 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) [ 10.839905][ T240] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.839906][ T240] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.839909][ T240] vprintk_emit (kernel/printk/printk.c:2479) [ 10.839912][ T240] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.839914][ T240] ? save_trace (kernel/locking/lockdep.c:589) [ 10.839918][ T240] _printk (kernel/printk/printk.c:2504) [ 10.839921][ T240] ? snapshot_read.cold (user.c:?) [ 10.839925][ T240] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 10.839927][ T240] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 10.839931][ T240] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 10.839933][ T240] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.839935][ T240] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 10.839938][ T240] ? netdev_notice (net/core/dev.c:13194) [ 10.839941][ T240] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.839943][ T240] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.839946][ T240] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 10.839949][ T240] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.839951][ T240] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 10.839953][ T240] ? register_netdev (net/core/dev.c:11618) [ 10.839954][ T240] ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2)) [ 10.839959][ T240] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 10.839962][ T240] ? __kernel_text_address (kernel/extable.c:79) [ 10.839964][ T240] ? write_profile (profile.c:?) [ 10.839968][ T240] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 10.839973][ T240] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.839977][ T240] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 10.839979][ T240] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 10.839980][ T240] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 10.839982][ T240] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 10.839986][ T240] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.839988][ T240] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.839989][ T240] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.839992][ T240] ? kasan_save_stack (mm/kasan/common.c:58) [ 10.839993][ T240] ? kasan_save_stack (mm/kasan/common.c:57) [ 10.839995][ T240] ? kasan_save_track (mm/kasan/common.c:78) [ 10.839996][ T240] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 10.839998][ T240] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.840000][ T240] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 10.840003][ T240] ? ___sys_sendmsg (net/socket.c:2758) [ 10.840007][ T240] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.840008][ T240] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 10.840011][ T240] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.840013][ T240] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.840014][ T240] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.840015][ T240] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.840017][ T240] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 10.840019][ T240] ? __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) [ 10.840022][ T240] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 10.840024][ T240] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 10.840027][ T240] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 10.840028][ T240] ? nla_get_range_signed (lib/nlattr.c:270) [ 10.840032][ T240] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.840035][ T240] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 10.840040][ T240] rtnl_newlink (net/core/rtnetlink.c:4215) [ 10.840045][ T240] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.840046][ T240] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.840051][ T240] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.840053][ T240] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.840054][ T240] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.840056][ T240] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.840063][ T240] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.840065][ T240] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.840068][ T240] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.840069][ T240] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.840074][ T240] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.840076][ T240] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.840079][ T240] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.840082][ T240] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.840085][ T240] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.840091][ T240] ? 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)) [ 10.840093][ T240] ? 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)) [ 10.840097][ T240] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.840101][ T240] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.840103][ T240] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.840107][ T240] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.840111][ T240] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 10.840115][ T240] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.840117][ T240] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 10.840122][ T240] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 10.840124][ T240] ____sys_sendmsg (net/socket.c:2713) [ 10.840126][ T240] ? copy_msghdr_from_user (net/socket.c:2650) [ 10.840129][ T240] ? sock_write_iter (net/socket.c:1269) [ 10.840130][ T240] ? move_addr_to_kernel (net/socket.c:258) [ 10.840137][ T240] ___sys_sendmsg (net/socket.c:2767) [ 10.840140][ T240] ? copy_msghdr_from_user (net/socket.c:2619) [ 10.840155][ T240] __sys_sendmsg (net/socket.c:2799) [ 10.840158][ T240] ? __sys_sendmsg_sock (net/socket.c:2780) [ 10.840164][ T240] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.840167][ T240] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.840170][ T240] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.840173][ T240] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.840175][ T240] RIP: 0033:0x7f27d18db54e [ 10.840179][ T240] 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 [ 10.840180][ T240] RSP: 002b:00007fffc4c0d250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.840183][ T240] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f27d18db54e [ 10.840184][ T240] RDX: 0000000000000000 RSI: 00007fffc4c0d300 RDI: 0000000000000005 [ 10.840185][ T240] RBP: 00007fffc4c0d260 R08: 0000000000000000 R09: 0000000000000000 [ 10.840186][ T240] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9173a5 [ 10.840187][ T240] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffc4c0d9d0 | [ 11.921673][ T276] softirqs last disabled at (17549): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.921675][ T276] Preemption disabled at: | [ 11.921676][ T276] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.921684][ T276] Tainted: [W]=WARN [ 11.921685][ T276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.921686][ T276] Call Trace: [ 11.921688][ T276] [ 11.921689][ T276] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.921695][ T276] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.921696][ T276] __might_resched.cold (kernel/sched/core.c:9234) [ 11.921701][ T276] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.921705][ T276] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.921709][ T276] __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)) [ 11.921710][ T276] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.921717][ T276] ? 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) [ 11.921720][ T276] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.921723][ T276] put_chars (drivers/char/virtio_console.c:1176) [ 11.921725][ T276] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.921727][ T276] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.921730][ T276] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.921733][ T276] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.921738][ T276] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.921742][ T276] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.921746][ T276] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.921749][ T276] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.921754][ T276] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.921758][ T276] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.921759][ T276] ? 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)) [ 11.921763][ T276] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.921764][ T276] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.921768][ T276] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.921772][ T276] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.921774][ T276] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.921779][ T276] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.921781][ T276] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.921783][ T276] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.921785][ T276] ? 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) [ 11.921788][ T276] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.921790][ T276] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.921793][ T276] vprintk_emit (kernel/printk/printk.c:2479) [ 11.921796][ T276] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.921801][ T276] ? l2tp_exit (./include/linux/perf_event.h:1597 (discriminator 1) ./net/l2tp/./trace.h:27 (discriminator 1) ./net/l2tp/./trace.h:27 (discriminator 1)) l2tp_core [ 11.921805][ T276] _printk (kernel/printk/printk.c:2504) [ 11.921809][ T276] ? snapshot_read.cold (user.c:?) [ 11.921815][ T276] ? 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) [ 11.921818][ T276] l2tp_ip6_init (net/l2tp/l2tp_ip6.c:273) l2tp_ip6 [ 11.921821][ T276] do_one_initcall (init/main.c:1357) [ 11.921823][ T276] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 11.921828][ T276] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 11.921830][ T276] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 11.921836][ T276] do_init_module (kernel/module/main.c:3117) [ 11.921839][ T276] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 11.921843][ T276] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 11.921845][ T276] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 11.921848][ T276] load_module (kernel/module/main.c:3593) [ 11.921853][ T276] ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11)) [ 11.921858][ T276] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 11.921861][ T276] ? __ia32_sys_fsconfig (??:?) [ 11.921865][ T276] ? backing_file_read_iter (fs/backing-file.c:211) [ 11.921869][ T276] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.921872][ T276] init_module_from_file (kernel/module/main.c:3790) [ 11.921874][ T276] ? __do_sys_init_module (kernel/module/main.c:3664) [ 11.921881][ T276] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.921885][ T276] ? 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) [ 11.921888][ T276] idempotent_init_module (kernel/module/main.c:3802) [ 11.921891][ T276] ? init_module_from_file (kernel/module/main.c:3791) [ 11.921896][ T276] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 11.921898][ T276] ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769) [ 11.921903][ T276] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 11.921905][ T276] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.921908][ T276] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.921911][ T276] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.921913][ T276] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.921916][ T276] RIP: 0033:0x7f629ccce37d [ 11.921918][ T276] 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 [ 11.921920][ T276] RSP: 002b:00007ffd61412378 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 11.921923][ T276] RAX: ffffffffffffffda RBX: 0000564515038810 RCX: 00007f629ccce37d [ 11.921924][ T276] RDX: 0000000000000000 RSI: 00005644f5c4fffd RDI: 0000000000000000 [ 11.921925][ T276] RBP: 00007ffd61412410 R08: 0000000000000000 R09: 0000000000000000 [ 11.921926][ T276] R10: 0000000000000000 R11: 0000000000000246 R12: 00005644f5c4fffd Finger prints: __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars