====================================== | [ 10.582631][ T242] softirqs last disabled at (18314): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 10.582633][ T242] Preemption disabled at: | [ 10.582634][ T242] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.582643][ T242] Tainted: [W]=WARN [ 10.582643][ T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.582645][ T242] Call Trace: [ 10.582647][ T242] [ 10.582648][ T242] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.582654][ T242] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.582656][ T242] __might_resched.cold (kernel/sched/core.c:9234) [ 10.582661][ T242] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.582665][ T242] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.582670][ T242] __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)) [ 10.582672][ T242] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.582678][ T242] ? 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) [ 10.582680][ T242] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.582683][ T242] put_chars (drivers/char/virtio_console.c:1176) [ 10.582686][ T242] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.582690][ T242] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 10.582694][ T242] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.582697][ T242] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.582698][ T242] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.582700][ T242] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.582704][ T242] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.582706][ T242] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 10.582709][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.582713][ T242] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.582717][ T242] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.582720][ T242] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.582722][ T242] ? 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)) [ 10.582725][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.582728][ T242] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.582731][ T242] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.582735][ T242] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.582737][ T242] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.582742][ T242] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.582745][ T242] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.582747][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.582749][ T242] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.582753][ T242] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.582754][ T242] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.582758][ T242] vprintk_emit (kernel/printk/printk.c:2479) [ 10.582761][ T242] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.582764][ T242] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.582766][ T242] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 10.582770][ T242] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 10.582774][ T242] _printk (kernel/printk/printk.c:2504) [ 10.582777][ T242] ? snapshot_read.cold (user.c:?) [ 10.582781][ T242] ? br_multicast_flood (??:?) bridge [ 10.582793][ T242] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 10.582794][ T242] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 10.582795][ T242] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.582800][ T242] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 10.582810][ T242] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 10.582818][ T242] new_nbp (net/bridge/br_if.c:449) bridge [ 10.582826][ T242] br_add_if (net/bridge/br_if.c:592) bridge [ 10.582833][ T242] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 10.582837][ T242] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 10.582846][ T242] ? __kernel_text_address (kernel/extable.c:79) [ 10.582849][ T242] do_set_master (net/core/rtnetlink.c:3071) [ 10.582854][ T242] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 10.582857][ T242] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 10.582860][ T242] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 10.582861][ T242] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 10.582864][ T242] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 10.582868][ T242] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.582873][ T242] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.582874][ T242] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.582877][ T242] ? kasan_save_stack (mm/kasan/common.c:58) [ 10.582880][ T242] ? kasan_save_stack (mm/kasan/common.c:57) [ 10.582881][ T242] ? kasan_save_track (mm/kasan/common.c:78) [ 10.582884][ T242] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.582886][ T242] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 10.582889][ T242] ? ___sys_sendmsg (net/socket.c:2757) [ 10.582894][ T242] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.582895][ T242] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 10.582898][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.582900][ T242] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.582902][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.582904][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.582906][ T242] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 10.582910][ T242] ? __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) [ 10.582911][ T242] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 10.582914][ T242] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 10.582917][ T242] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 10.582918][ T242] ? nla_get_range_signed (lib/nlattr.c:270) [ 10.582923][ T242] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 10.582928][ T242] rtnl_newlink (net/core/rtnetlink.c:4215) [ 10.582933][ T242] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.582935][ T242] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.582939][ T242] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.582941][ T242] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.582943][ T242] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.582945][ T242] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.582948][ T242] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.582950][ T242] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.582953][ T242] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.582955][ T242] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.582959][ T242] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.582961][ T242] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.582964][ T242] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.582966][ T242] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.582969][ T242] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.582974][ T242] ? 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)) [ 10.582976][ T242] ? 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)) [ 10.582980][ T242] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.582983][ T242] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.582986][ T242] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.582990][ T242] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.582994][ T242] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 10.582997][ T242] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.583003][ T242] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 10.583005][ T242] ? copy_msghdr_from_user (net/socket.c:2650) [ 10.583007][ T242] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 10.583009][ T242] ? move_addr_to_kernel (net/socket.c:258) [ 10.583016][ T242] ___sys_sendmsg (net/socket.c:2767) [ 10.583019][ T242] ? copy_msghdr_from_user (net/socket.c:2619) [ 10.583034][ T242] __sys_sendmsg (net/socket.c:2799) [ 10.583037][ T242] ? __sys_sendmsg_sock (net/socket.c:2780) [ 10.583043][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.583046][ T242] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.583049][ T242] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.583052][ T242] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.583054][ T242] RIP: 0033:0x7f8df234154e [ 10.583057][ T242] 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 [ 10.583059][ T242] RSP: 002b:00007ffcbebc51a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.583061][ T242] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f8df234154e [ 10.583063][ T242] RDX: 0000000000000000 RSI: 00007ffcbebc5250 RDI: 0000000000000005 [ 10.583064][ T242] RBP: 00007ffcbebc51b0 R08: 0000000000000000 R09: 0000000000000000 [ 10.583064][ T242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e5f3 [ 10.583065][ T242] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcbebc5910 | [ 17.259633][ T286] softirqs last disabled at (23667): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 17.259635][ T286] Preemption disabled at: | [ 17.259636][ T286] vprintk_emit (kernel/printk/printk.c:2471) | [ 17.259645][ T286] Tainted: [W]=WARN [ 17.259646][ T286] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.259648][ T286] Call Trace: [ 17.259649][ T286] [ 17.259651][ T286] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 17.259656][ T286] ? vprintk_emit (kernel/printk/printk.c:2471) [ 17.259658][ T286] __might_resched.cold (kernel/sched/core.c:9234) [ 17.259663][ T286] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 17.259667][ T286] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 17.259672][ T286] __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)) [ 17.259674][ T286] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.259680][ T286] ? 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) [ 17.259683][ T286] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.259685][ T286] put_chars (drivers/char/virtio_console.c:1176) [ 17.259688][ T286] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 17.259689][ T286] ? __send_to_port (drivers/char/virtio_console.c:654) [ 17.259692][ T286] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 17.259696][ T286] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 17.259700][ T286] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 17.259702][ T286] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.259704][ T286] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.259708][ T286] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 17.259709][ T286] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 17.259713][ T286] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.259715][ T286] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.259719][ T286] console_emit_next_record (kernel/printk/printk.c:3183) [ 17.259723][ T286] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 17.259725][ T286] ? 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)) [ 17.259728][ T286] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.259730][ T286] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.259734][ T286] console_flush_one_record (kernel/printk/printk.c:3268) [ 17.259738][ T286] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 17.259740][ T286] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.259745][ T286] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 17.259747][ T286] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 17.259749][ T286] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.259751][ T286] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 17.259755][ T286] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 17.259757][ T286] ? vprintk_emit (kernel/printk/printk.c:2478) [ 17.259760][ T286] vprintk_emit (kernel/printk/printk.c:2479) [ 17.259764][ T286] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 17.259769][ T286] ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc [ 17.259772][ T286] _printk (kernel/printk/printk.c:2504) [ 17.259776][ T286] ? snapshot_read.cold (user.c:?) [ 17.259782][ T286] ? 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) [ 17.259785][ T286] gact_init_module (net/sched/act_gact.c:180) act_gact [ 17.259787][ T286] do_one_initcall (init/main.c:1357) [ 17.259790][ T286] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 17.259794][ T286] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 17.259798][ T286] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 17.259802][ T286] do_init_module (kernel/module/main.c:3117) [ 17.259806][ T286] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 17.259810][ T286] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 17.259813][ T286] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 17.259817][ T286] load_module (kernel/module/main.c:3593) [ 17.259824][ T286] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 17.259828][ T286] ? __ia32_sys_fsconfig (??:?) [ 17.259831][ T286] ? ovl_real_file (fs/overlayfs/file.c:195) [ 17.259835][ T286] ? backing_file_read_iter (fs/backing-file.c:211) [ 17.259838][ T286] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 17.259842][ T286] init_module_from_file (kernel/module/main.c:3790) [ 17.259845][ T286] ? __do_sys_init_module (kernel/module/main.c:3664) [ 17.259853][ T286] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.259856][ T286] ? 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) [ 17.259859][ T286] idempotent_init_module (kernel/module/main.c:3802) [ 17.259868][ T286] ? init_module_from_file (kernel/module/main.c:3791) [ 17.259877][ T286] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.259879][ T286] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 17.259885][ T286] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 17.259887][ T286] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 17.259891][ T286] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 17.259892][ T286] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 17.259895][ T286] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.259897][ T286] RIP: 0033:0x7f86e526737d [ 17.259901][ T286] 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 [ 17.259903][ T286] RSP: 002b:00007fff41e03b18 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 17.259905][ T286] RAX: ffffffffffffffda RBX: 000056436bc73810 RCX: 00007f86e526737d [ 17.259907][ T286] RDX: 0000000000000000 RSI: 000056432efe2ffd RDI: 0000000000000000 [ 17.259907][ T286] RBP: 00007fff41e03bb0 R08: 0000000000000000 R09: 0000000000000000 [ 17.259908][ T286] R10: 0000000000000000 R11: 0000000000000246 R12: 000056432efe2ffd [ 17.259909][ T286] R13: 000056436bc73960 R14: 0000000000040000 R15: 0000000000000000 | [ 21.371841][ C2] | [ 21.371841][ C2] | [ 21.371841][ C2] stack backtrace: | [ 21.371847][ C2] Tainted: [W]=WARN [ 21.371848][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.371850][ C2] Workqueue: events_power_efficient neigh_managed_work [ 21.371854][ C2] Call Trace: [ 21.371855][ C2] [ 21.371857][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 21.371862][ C2] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 21.371864][ C2] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 21.371867][ C2] mark_lock (kernel/locking/lockdep.c:4769) [ 21.371868][ C2] mark_usage (kernel/locking/lockdep.c:4658) [ 21.371872][ C2] __lock_acquire (kernel/locking/lockdep.c:5208) [ 21.371879][ C2] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 21.371881][ C2] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 21.371883][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.371887][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.371889][ C2] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 21.371890][ C2] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 21.371892][ C2] console_emit_next_record (kernel/printk/printk.c:3177) [ 21.371894][ C2] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 21.371896][ C2] ? 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)) [ 21.371897][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.371899][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.371901][ C2] console_flush_one_record (kernel/printk/printk.c:3268) [ 21.371903][ C2] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 21.371905][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.371907][ C2] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 21.371909][ C2] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 21.371911][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.371912][ C2] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 21.371914][ C2] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 21.371916][ C2] ? vprintk_emit (kernel/printk/printk.c:2478) [ 21.371918][ C2] vprintk_emit (kernel/printk/printk.c:2479) [ 21.371920][ C2] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 21.371922][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 21.371924][ C2] _printk (kernel/printk/printk.c:2504) [ 21.371926][ C2] ? snapshot_read.cold (user.c:?) [ 21.371928][ C2] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 21.371931][ C2] ? tcf_pedit_cleanup (net/sched/act_pedit.c:309 (discriminator 7)) act_pedit [ 21.371933][ C2] ? idr_get_free (??:?) [ 21.371935][ C2] tcf_pedit_act.cold (net/sched/act_pedit.c:417 (discriminator 3)) act_pedit [ 21.371937][ C2] ? tcf_pedit_keys_ex_parse (net/sched/act_pedit.c:92 (discriminator 2)) act_pedit [ 21.371939][ C2] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 21.371941][ C2] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 21.371943][ C2] tcf_action_exec.part.0 (./include/net/tc_wrapper.h:254 net/sched/act_api.c:1162) [ 21.371946][ C2] fl_classify (./include/net/pkt_cls.h:361 net/sched/cls_flower.c:352) cls_flower [ 21.371949][ C2] ? fl_mask_lookup (net/sched/cls_flower.c:303) cls_flower [ 21.371955][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 21.371956][ C2] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 21.371958][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 21.371959][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 21.371961][ C2] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 21.371963][ C2] __tcf_classify (./include/net/tc_wrapper.h:260 net/sched/cls_api.c:1779) [ 21.371965][ C2] ? kasan_save_free_info (mm/kasan/generic.c:584) [ 21.371968][ C2] tcf_classify (net/sched/cls_api.c:1875) [ 21.371970][ C2] ? __napi_poll (net/core/dev.c:7787) [ 21.371972][ C2] ? net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 21.371973][ C2] ? handle_softirqs (kernel/softirq.c:645) [ 21.371975][ C2] ? do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 21.371976][ C2] ? __local_bh_enable_ip (kernel/softirq.c:473) [ 21.371977][ C2] ? __tcf_classify (net/sched/cls_api.c:1784) [ 21.371979][ C2] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 21.371980][ C2] tc_run (net/core/dev.c:4463) [ 21.371982][ C2] ? netdev_offload_xstats_push_delta (net/core/dev.c:9326 net/core/dev.c:9461) [ 21.371985][ C2] __netif_receive_skb_core.constprop.0 (net/core/dev.c:4538 (discriminator 1) net/core/dev.c:6115 (discriminator 1)) [ 21.371987][ C2] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 21.371989][ C2] ? kasan_quarantine_put (mm/kasan/quarantine.c:234 (discriminator 6)) [ 21.371991][ C2] ? do_xdp_generic (net/core/dev.c:5732) [ 21.371993][ C2] ? rcu_core (kernel/rcu/tree.c:2919) [ 21.371995][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 21.371997][ C2] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 21.372000][ C2] ? mark_usage (kernel/locking/lockdep.c:4690) [ 21.372001][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.372003][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 21.372005][ C2] __netif_receive_skb_one_core (net/core/dev.c:6262) [ 21.372007][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 21.372008][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 21.372010][ C2] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 21.372012][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.372014][ C2] process_backlog (net/core/dev.c:6728) [ 21.372017][ C2] __napi_poll (net/core/dev.c:7787) [ 21.372018][ C2] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 21.372021][ C2] ? 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) [ 21.372023][ C2] ? __napi_poll (./include/net/gro.h:507) [ 21.372024][ C2] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 21.372027][ C2] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 21.372029][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.372032][ C2] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 21.372035][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 21.372037][ C2] handle_softirqs (kernel/softirq.c:645) [ 21.372039][ C2] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 21.372040][ C2] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 21.372042][ C2] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 21.372043][ C2] [ 21.372044][ C2] [ 21.372044][ C2] __local_bh_enable_ip (kernel/softirq.c:473) [ 21.372046][ C2] process_one_work (kernel/workqueue.c:3387) [ 21.372049][ C2] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 21.372051][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 21.372053][ C2] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 21.372055][ C2] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 21.372057][ C2] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 21.372059][ C2] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 21.372061][ C2] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 21.372062][ C2] kthread (kernel/kthread.c:436) [ 21.372064][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.372066][ C2] ? kthread_affine_preferred (kernel/kthread.c:857) [ 21.372068][ C2] ret_from_fork (arch/x86/kernel/process.c:158) [ 21.372069][ C2] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 21.372071][ C2] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 21.372074][ C2] ? kthread_affine_preferred (kernel/kthread.c:857) [ 21.372075][ C2] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 21.372094][ C2] softirqs last disabled at (29993): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 21.372095][ C2] Preemption disabled at: | [ 21.372096][ C2] 0x0 | [ 21.372101][ C2] Tainted: [W]=WARN [ 21.372101][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.372102][ C2] Workqueue: events_power_efficient neigh_managed_work [ 21.372104][ C2] Call Trace: [ 21.372104][ C2] [ 21.372105][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 21.372107][ C2] __might_resched.cold (kernel/sched/core.c:9234) [ 21.372110][ C2] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 21.372113][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.372115][ C2] __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)) [ 21.372117][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 21.372119][ C2] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.372120][ C2] ? 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) [ 21.372122][ C2] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.372124][ C2] put_chars (drivers/char/virtio_console.c:1176) [ 21.372125][ C2] ? __send_to_port (drivers/char/virtio_console.c:654) [ 21.372127][ C2] ? mark_lock (kernel/locking/lockdep.c:4769) [ 21.372129][ C2] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 21.372132][ C2] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 21.372133][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.372134][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.372136][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.372138][ C2] console_emit_next_record (kernel/printk/printk.c:3183) [ 21.372140][ C2] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 21.372142][ C2] ? 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)) [ 21.372144][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.372145][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.372147][ C2] console_flush_one_record (kernel/printk/printk.c:3268) [ 21.372150][ C2] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 21.372151][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.372153][ C2] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 21.372155][ C2] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 21.372157][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.372159][ C2] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 21.372161][ C2] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 21.372162][ C2] ? vprintk_emit (kernel/printk/printk.c:2478) [ 21.372164][ C2] vprintk_emit (kernel/printk/printk.c:2479) [ 21.372166][ C2] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 21.372168][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 21.372170][ C2] _printk (kernel/printk/printk.c:2504) [ 21.372172][ C2] ? snapshot_read.cold (user.c:?) [ 21.372173][ C2] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 21.372176][ C2] ? tcf_pedit_cleanup (net/sched/act_pedit.c:309 (discriminator 7)) act_pedit [ 21.372177][ C2] ? idr_get_free (??:?) [ 21.372180][ C2] tcf_pedit_act.cold (net/sched/act_pedit.c:417 (discriminator 3)) act_pedit [ 21.372182][ C2] ? tcf_pedit_keys_ex_parse (net/sched/act_pedit.c:92 (discriminator 2)) act_pedit [ 21.372184][ C2] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 21.372185][ C2] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 21.372187][ C2] tcf_action_exec.part.0 (./include/net/tc_wrapper.h:254 net/sched/act_api.c:1162) [ 21.372190][ C2] fl_classify (./include/net/pkt_cls.h:361 net/sched/cls_flower.c:352) cls_flower [ 21.372192][ C2] ? fl_mask_lookup (net/sched/cls_flower.c:303) cls_flower [ 21.372198][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 21.372200][ C2] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 21.372201][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 21.372203][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 21.372205][ C2] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 21.372207][ C2] __tcf_classify (./include/net/tc_wrapper.h:260 net/sched/cls_api.c:1779) [ 21.372209][ C2] ? kasan_save_free_info (mm/kasan/generic.c:584) [ 21.372211][ C2] tcf_classify (net/sched/cls_api.c:1875) [ 21.372212][ C2] ? __napi_poll (net/core/dev.c:7787) [ 21.372214][ C2] ? net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 21.372216][ C2] ? handle_softirqs (kernel/softirq.c:645) [ 21.372217][ C2] ? do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 21.372218][ C2] ? __local_bh_enable_ip (kernel/softirq.c:473) [ 21.372220][ C2] ? __tcf_classify (net/sched/cls_api.c:1784) [ 21.372221][ C2] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 21.372223][ C2] tc_run (net/core/dev.c:4463) [ 21.372225][ C2] ? netdev_offload_xstats_push_delta (net/core/dev.c:9326 net/core/dev.c:9461) [ 21.372227][ C2] __netif_receive_skb_core.constprop.0 (net/core/dev.c:4538 (discriminator 1) net/core/dev.c:6115 (discriminator 1)) [ 21.372229][ C2] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 21.372231][ C2] ? kasan_quarantine_put (mm/kasan/quarantine.c:234 (discriminator 6)) [ 21.372233][ C2] ? do_xdp_generic (net/core/dev.c:5732) [ 21.372235][ C2] ? rcu_core (kernel/rcu/tree.c:2919) [ 21.372237][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 21.372238][ C2] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 21.372241][ C2] ? mark_usage (kernel/locking/lockdep.c:4690) [ 21.372242][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.372244][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 21.372246][ C2] __netif_receive_skb_one_core (net/core/dev.c:6262) [ 21.372247][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 21.372249][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 21.372251][ C2] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 21.372252][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.372255][ C2] process_backlog (net/core/dev.c:6728) [ 21.372257][ C2] __napi_poll (net/core/dev.c:7787) [ 21.372259][ C2] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 21.372262][ C2] ? 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) [ 21.372263][ C2] ? __napi_poll (./include/net/gro.h:507) [ 21.372265][ C2] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 21.372266][ C2] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 21.372268][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.372271][ C2] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 21.372273][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 21.372275][ C2] handle_softirqs (kernel/softirq.c:645) [ 21.372276][ C2] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 21.372278][ C2] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 21.372280][ C2] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 21.372281][ C2] [ 21.372282][ C2] [ 21.372282][ C2] __local_bh_enable_ip (kernel/softirq.c:473) [ 21.372284][ C2] process_one_work (kernel/workqueue.c:3387) [ 21.372286][ C2] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 21.372288][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 21.372291][ C2] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 21.372293][ C2] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 21.372295][ C2] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 21.372296][ C2] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 21.372298][ C2] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 21.372300][ C2] kthread (kernel/kthread.c:436) [ 21.372301][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.372302][ C2] ? kthread_affine_preferred (kernel/kthread.c:857) [ 21.372304][ C2] ret_from_fork (arch/x86/kernel/process.c:158) [ 21.372305][ C2] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 21.372307][ C2] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 21.372308][ C2] ? kthread_affine_preferred (kernel/kthread.c:857) [ 21.372310][ C2] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 23.932031][ C3] softirqs last disabled at (741823): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 23.932034][ C3] Preemption disabled at: | [ 23.932035][ C3] 0x0 | [ 23.932045][ C3] Tainted: [W]=WARN [ 23.932045][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.932047][ C3] Call Trace: [ 23.932049][ C3] [ 23.932050][ C3] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 23.932056][ C3] __might_resched.cold (kernel/sched/core.c:9234) [ 23.932060][ C3] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 23.932063][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.932067][ C3] __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)) [ 23.932071][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.932073][ C3] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.932077][ C3] ? 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) [ 23.932079][ C3] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.932081][ C3] put_chars (drivers/char/virtio_console.c:1176) [ 23.932082][ C3] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 23.932085][ C3] ? __send_to_port (drivers/char/virtio_console.c:654) [ 23.932086][ C3] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 23.932089][ C3] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 23.932093][ C3] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 23.932094][ C3] ? 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) [ 23.932095][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.932097][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.932099][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.932100][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.932102][ C3] console_emit_next_record (kernel/printk/printk.c:3183) [ 23.932105][ C3] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 23.932107][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.932108][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.932110][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.932111][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.932113][ C3] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 23.932115][ C3] console_flush_one_record (kernel/printk/printk.c:3268) [ 23.932117][ C3] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 23.932120][ C3] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 23.932121][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.932123][ C3] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 23.932124][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.932126][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 23.932127][ C3] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 23.932129][ C3] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 23.932131][ C3] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 23.932133][ C3] ? vprintk_emit (kernel/printk/printk.c:2478) [ 23.932135][ C3] vprintk_emit (kernel/printk/printk.c:2479) [ 23.932137][ C3] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 23.932139][ C3] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 23.932141][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.932142][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.932144][ C3] _printk (kernel/printk/printk.c:2504) [ 23.932147][ C3] ? snapshot_read.cold (user.c:?) [ 23.932149][ C3] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 23.932153][ C3] ? tcf_pedit_cleanup (net/sched/act_pedit.c:309 (discriminator 7)) act_pedit [ 23.932156][ C3] ? idr_get_free (??:?) [ 23.932158][ C3] ? 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) [ 23.932161][ C3] tcf_pedit_act.cold (net/sched/act_pedit.c:417 (discriminator 3)) act_pedit [ 23.932164][ C3] ? tcf_pedit_keys_ex_parse (net/sched/act_pedit.c:92 (discriminator 2)) act_pedit [ 23.932166][ C3] ? write_profile (profile.c:?) [ 23.932169][ C3] tcf_action_exec.part.0 (./include/net/tc_wrapper.h:254 net/sched/act_api.c:1162) [ 23.932173][ C3] fl_classify (./include/net/pkt_cls.h:361 net/sched/cls_flower.c:352) cls_flower [ 23.932177][ C3] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 23.932179][ C3] ? fl_mask_lookup (net/sched/cls_flower.c:303) cls_flower [ 23.932185][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.932186][ C3] ? br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 23.932196][ C3] ? get_stack_info_noinstr (arch/x86/kernel/dumpstack_64.c:173) [ 23.932199][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.932201][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.932202][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.932204][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 23.932206][ C3] __tcf_classify (./include/net/tc_wrapper.h:260 net/sched/cls_api.c:1779) [ 23.932208][ C3] ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55) [ 23.932210][ C3] ? br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 23.932217][ C3] tcf_classify (net/sched/cls_api.c:1875) [ 23.932219][ C3] ? kernel_text_address (kernel/extable.c:119 kernel/extable.c:94) [ 23.932221][ C3] ? pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 23.932223][ C3] ? write_profile (profile.c:?) [ 23.932224][ C3] ? __kernel_text_address (kernel/extable.c:79) [ 23.932225][ C3] ? write_profile (profile.c:?) [ 23.932227][ C3] ? __tcf_classify (net/sched/cls_api.c:1784) [ 23.932228][ C3] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:27 (discriminator 1)) [ 23.932232][ C3] tc_run (net/core/dev.c:4463) [ 23.932236][ C3] ? netdev_offload_xstats_push_delta (net/core/dev.c:9326 net/core/dev.c:9461) [ 23.932237][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.932239][ C3] __dev_queue_xmit (net/core/dev.c:4597 (discriminator 1) net/core/dev.c:4860 (discriminator 1)) [ 23.932242][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.932243][ C3] ? br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 23.932249][ C3] ? __netif_receive_skb_one_core (net/core/dev.c:6262) [ 23.932251][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.932253][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.932254][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.932256][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 23.932257][ C3] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 23.932259][ C3] ? br_vlan_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/bridge/br_vlan.c:34) bridge [ 23.932267][ C3] ? br_vlan_lookup (./include/linux/rcupdate.h:882 ./include/linux/rhashtable.h:711 net/bridge/br_vlan.c:34) bridge [ 23.932274][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.932276][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.932278][ C3] br_dev_queue_push_xmit (./include/linux/netdevice.h:3461 net/bridge/br_forward.c:53) bridge [ 23.932285][ C3] br_handle_frame_finish (net/bridge/br_input.c:229) bridge [ 23.932292][ C3] ? br_handle_local_finish (net/bridge/br_input.c:265) bridge [ 23.932299][ C3] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 23.932302][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.932303][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.932305][ C3] ? nf_hook_egress (./include/linux/netfilter_netdev.h:114) [ 23.932306][ C3] ? sock_def_readable (./include/linux/rcupdate.h:850 net/core/sock.c:3657) [ 23.932308][ C3] ? sock_def_readable (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/core/sock.c:3663 (discriminator 2)) [ 23.932310][ C3] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 23.932317][ C3] ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge [ 23.932323][ C3] __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151) [ 23.932325][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.932327][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.932328][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.932330][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.932331][ C3] ? 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) [ 23.932333][ C3] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 23.932334][ C3] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 23.932337][ C3] ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3)) [ 23.932339][ C3] ? do_xdp_generic (net/core/dev.c:5732) [ 23.932341][ C3] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 23.932344][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 23.932346][ C3] __netif_receive_skb_one_core (net/core/dev.c:6262) [ 23.932348][ C3] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 23.932350][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.932352][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.932354][ C3] process_backlog (net/core/dev.c:6728) [ 23.932356][ C3] __napi_poll (net/core/dev.c:7787) [ 23.932358][ C3] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 23.932361][ C3] ? __napi_poll (./include/net/gro.h:507) [ 23.932362][ C3] ? 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) [ 23.932365][ C3] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1)) [ 23.932367][ C3] ? run_timer_softirq (kernel/time/timer.c:2387 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 23.932369][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.932371][ C3] handle_softirqs (kernel/softirq.c:645) [ 23.932373][ C3] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 23.932374][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 23.932376][ C3] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 23.932378][ C3] irq_exit_rcu (kernel/softirq.c:784) [ 23.932379][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 23.932381][ C3] [ 23.932382][ C3] [ 23.932382][ C3] ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1)) [ 23.932384][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 23.932386][ C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 23.932388][ C3] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 f2 f5 01 mov 0x1f5f294(%rip),%rdi # 0x1f5f29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 b3 95 00 sub 0x95b358(%rip),%rax # 0x95b36b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 a6 11 00 verw 0x11a613(%rip) # 0x11a63b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 23.932390][ C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000246 [ 23.932393][ C3] RAX: 0000000000000003 RBX: ff11000001c88040 RCX: 0000000000000001 [ 23.932395][ C3] RDX: 0000000000000003 RSI: ffffffff8da8d860 RDI: ffffffff8b2f0307 [ 23.932395][ C3] RBP: 0000000000000000 R08: ffffffff8d77f421 R09: 1fe2200006a763a2 [ 23.932396][ C3] R10: 0000000000000003 R11: 0000000000000000 R12: 1ff400000002cfc3 [ 23.932397][ C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 23.932398][ C3] ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124) [ 23.932400][ C3] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 23.932402][ C3] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 23.932404][ C3] default_idle_call (kernel/sched/idle.c:122) [ 23.932406][ C3] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 23.932408][ C3] ? arch_cpu_idle_exit+0x40/0x40 [ 23.932409][ C3] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 23.932412][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.932414][ C3] do_idle (kernel/sched/idle.c:355) [ 23.932415][ C3] cpu_startup_entry (kernel/sched/idle.c:454) [ 23.932417][ C3] start_secondary (arch/x86/kernel/smpboot.c:312) [ 23.932418][ C3] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 23.932420][ C3] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 27.108762][ T703] softirqs last disabled at (0): 0x0 | [ 27.108764][ T703] Preemption disabled at: | [ 27.108764][ T703] 0x0 | [ 27.108773][ T703] Tainted: [W]=WARN [ 27.108774][ T703] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.108775][ T703] Call Trace: [ 27.108777][ T703] [ 27.108778][ T703] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 27.108784][ T703] __might_resched.cold (kernel/sched/core.c:9234) [ 27.108788][ T703] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 27.108791][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.108795][ T703] __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)) [ 27.108799][ T703] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.108801][ T703] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.108805][ T703] ? 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) [ 27.108807][ T703] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.108809][ T703] put_chars (drivers/char/virtio_console.c:1176) [ 27.108811][ T703] ? __send_to_port (drivers/char/virtio_console.c:654) [ 27.108812][ T703] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 27.108816][ T703] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 27.108819][ T703] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 27.108821][ T703] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.108822][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.108824][ T703] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.108826][ T703] console_emit_next_record (kernel/printk/printk.c:3183) [ 27.108829][ T703] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 27.108831][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.108832][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.108834][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.108836][ T703] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.108837][ T703] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 27.108839][ T703] console_flush_one_record (kernel/printk/printk.c:3268) [ 27.108841][ T703] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 27.108844][ T703] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 27.108846][ T703] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.108847][ T703] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 27.108849][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.108850][ T703] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.108852][ T703] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 27.108853][ T703] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 27.108855][ T703] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 27.108857][ T703] ? vprintk_emit (kernel/printk/printk.c:2478) [ 27.108859][ T703] vprintk_emit (kernel/printk/printk.c:2479) [ 27.108861][ T703] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 27.108863][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.108865][ T703] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 27.108867][ T703] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 27.108869][ T703] _printk (kernel/printk/printk.c:2504) [ 27.108874][ T703] ? snapshot_read.cold (user.c:?) [ 27.108876][ T703] ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792) [ 27.108881][ T703] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 27.108900][ T703] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge [ 27.108908][ T703] br_device_event (net/bridge/br.c:111) bridge [ 27.108916][ T703] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 27.108919][ T703] ? _sub_I_65535_1+0x4d0/0x4d0 stp [ 27.108922][ T703] ? addrconf_notify (net/ipv6/addrconf.c:3812) [ 27.108925][ T703] notifier_call_chain (kernel/notifier.c:85) [ 27.108928][ T703] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855) [ 27.108932][ T703] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 27.108934][ T703] ? netif_change_name (net/core/dev.c:1517) [ 27.108936][ T703] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 27.108938][ T703] ? __kernel_text_address (kernel/extable.c:79) [ 27.108940][ T703] ? write_profile (profile.c:?) [ 27.108942][ T703] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 27.108945][ T703] netif_change_flags (net/core/dev.c:9882) [ 27.108947][ T703] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 27.108950][ T703] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 27.108951][ T703] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 27.108952][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.108954][ T703] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 27.108958][ T703] ? kasan_save_stack (mm/kasan/common.c:58) [ 27.108961][ T703] ? kasan_save_stack (mm/kasan/common.c:57) [ 27.108962][ T703] ? kasan_save_track (mm/kasan/common.c:78) [ 27.108964][ T703] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 27.108965][ T703] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 27.108966][ T703] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 27.108967][ T703] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 27.108969][ T703] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 27.108971][ T703] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 27.108972][ T703] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 27.108974][ T703] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 27.108976][ T703] ? ___sys_sendmsg (net/socket.c:2767) [ 27.108977][ T703] ? __sys_sendmsg (net/socket.c:2799) [ 27.108979][ T703] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 27.108981][ T703] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.108984][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.108985][ T703] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.108987][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.108988][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.108990][ T703] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 27.108993][ T703] ? __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) [ 27.108995][ T703] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 27.108996][ T703] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 27.108997][ T703] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 27.109000][ T703] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 27.109002][ T703] rtnl_newlink (net/core/rtnetlink.c:4215) [ 27.109003][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.109005][ T703] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 27.109006][ T703] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.109008][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.109010][ T703] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 27.109013][ T703] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 27.109015][ T703] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 27.109016][ T703] ? __kernel_text_address (kernel/extable.c:79) [ 27.109017][ T703] ? write_profile (profile.c:?) [ 27.109018][ T703] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 27.109020][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.109021][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.109023][ T703] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 27.109026][ T703] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.109028][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.109030][ T703] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 27.109031][ T703] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 27.109032][ T703] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.109034][ T703] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 27.109035][ T703] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 27.109037][ T703] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 27.109039][ T703] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.109040][ T703] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.109042][ T703] ? netlink_ack (./include/linux/skbuff.h:2718) [ 27.109043][ T703] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 27.109046][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.109047][ T703] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.109049][ T703] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 27.109051][ T703] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 27.109053][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.109054][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.109056][ T703] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.109058][ T703] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 27.109060][ T703] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 27.109062][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.109063][ T703] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.109065][ T703] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 27.109067][ T703] ? copy_msghdr_from_user (net/socket.c:2650) [ 27.109068][ T703] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 27.109070][ T703] ? move_addr_to_kernel (net/socket.c:258) [ 27.109071][ T703] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 27.109074][ T703] ___sys_sendmsg (net/socket.c:2767) [ 27.109075][ T703] ? copy_msghdr_from_user (net/socket.c:2619) [ 27.109080][ T703] __sys_sendmsg (net/socket.c:2799) [ 27.109082][ T703] ? __sys_sendmsg_sock (net/socket.c:2780) [ 27.109085][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.109087][ T703] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 27.109088][ T703] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 27.109090][ T703] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.109091][ T703] RIP: 0033:0x7f572f64554e [ 27.109093][ T703] 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 [ 27.109095][ T703] RSP: 002b:00007ffd8e9a5f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 27.109099][ T703] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f572f64554e [ 27.109100][ T703] RDX: 0000000000000000 RSI: 00007ffd8e9a6000 RDI: 0000000000000005 [ 27.109101][ T703] RBP: 00007ffd8e9a5f60 R08: 0000000000000000 R09: 0000000000000000 [ 27.109102][ T703] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e604 Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars do_softirq:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print