====================================== | [ 11.928434][ T267] softirqs last disabled at (13888): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 11.928436][ T267] Preemption disabled at: | [ 11.928437][ T267] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.928446][ T267] Tainted: [W]=WARN [ 11.928447][ T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.928448][ T267] Call Trace: [ 11.928450][ T267] [ 11.928451][ T267] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.928457][ T267] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.928459][ T267] __might_resched.cold (kernel/sched/core.c:9234) [ 11.928464][ T267] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.928468][ T267] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.928473][ T267] __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)) [ 11.928475][ T267] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.928481][ T267] ? 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) [ 11.928484][ T267] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.928487][ T267] put_chars (drivers/char/virtio_console.c:1176) [ 11.928490][ T267] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.928494][ T267] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 11.928497][ T267] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.928500][ T267] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.928502][ T267] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.928504][ T267] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.928507][ T267] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.928509][ T267] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 11.928512][ T267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.928516][ T267] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.928520][ T267] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.928524][ T267] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.928525][ T267] ? 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)) [ 11.928529][ T267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.928531][ T267] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.928535][ T267] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.928539][ T267] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.928540][ T267] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.928542][ T267] ? exc_page_fault (arch/x86/mm/fault.c:1481 arch/x86/mm/fault.c:1536) [ 11.928547][ T267] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.928550][ T267] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.928551][ T267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.928554][ T267] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.928557][ T267] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.928559][ T267] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.928563][ T267] vprintk_emit (kernel/printk/printk.c:2479) [ 11.928566][ T267] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.928569][ T267] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.928570][ T267] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 11.928574][ T267] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.928577][ T267] _printk (kernel/printk/printk.c:2504) [ 11.928581][ T267] ? snapshot_read.cold (user.c:?) [ 11.928584][ T267] ? br_multicast_flood (??:?) bridge [ 11.928597][ T267] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 11.928598][ T267] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.928599][ T267] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.928603][ T267] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 11.928613][ T267] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 11.928621][ T267] new_nbp (net/bridge/br_if.c:449) bridge [ 11.928630][ T267] br_add_if (net/bridge/br_if.c:592) bridge [ 11.928637][ T267] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 11.928641][ T267] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 11.928644][ T267] ? __kernel_text_address (kernel/extable.c:79) [ 11.928648][ T267] do_set_master (net/core/rtnetlink.c:3071) [ 11.928652][ T267] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 11.928656][ T267] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 11.928659][ T267] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 11.928660][ T267] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 11.928662][ T267] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 11.928666][ T267] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.928669][ T267] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.928670][ T267] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.928673][ T267] ? kasan_save_stack (mm/kasan/common.c:58) [ 11.928676][ T267] ? kasan_save_stack (mm/kasan/common.c:57) [ 11.928678][ T267] ? kasan_save_track (mm/kasan/common.c:78) [ 11.928680][ T267] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.928682][ T267] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 11.928685][ T267] ? ___sys_sendmsg (net/socket.c:2757) [ 11.928689][ T267] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.928691][ T267] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.928694][ T267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.928696][ T267] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.928697][ T267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.928699][ T267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.928701][ T267] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 11.928705][ T267] ? __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) [ 11.928707][ T267] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.928709][ T267] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.928712][ T267] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 11.928714][ T267] ? nla_get_range_signed (lib/nlattr.c:270) [ 11.928718][ T267] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 11.928723][ T267] rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.928729][ T267] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.928730][ T267] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.928735][ T267] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.928737][ T267] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.928739][ T267] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.928740][ T267] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.928744][ T267] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.928746][ T267] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.928749][ T267] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.928750][ T267] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.928754][ T267] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.928756][ T267] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.928760][ T267] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.928761][ T267] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.928764][ T267] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.928770][ T267] ? 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)) [ 11.928771][ T267] ? 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)) [ 11.928776][ T267] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.928779][ T267] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.928782][ T267] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.928786][ T267] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.928789][ T267] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.928793][ T267] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 11.928798][ T267] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 11.928800][ T267] ? copy_msghdr_from_user (net/socket.c:2650) [ 11.928803][ T267] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 11.928804][ T267] ? move_addr_to_kernel (net/socket.c:258) [ 11.928811][ T267] ___sys_sendmsg (net/socket.c:2767) [ 11.928814][ T267] ? copy_msghdr_from_user (net/socket.c:2619) [ 11.928829][ T267] __sys_sendmsg (net/socket.c:2799) [ 11.928832][ T267] ? __sys_sendmsg_sock (net/socket.c:2780) [ 11.928838][ T267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.928842][ T267] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.928844][ T267] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.928846][ T267] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.928849][ T267] RIP: 0033:0x7f67a579554e [ 11.928852][ T267] 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 [ 11.928854][ T267] RSP: 002b:00007fff8ac7ffe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.928856][ T267] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f67a579554e [ 11.928858][ T267] RDX: 0000000000000000 RSI: 00007fff8ac80090 RDI: 0000000000000005 [ 11.928859][ T267] RBP: 00007fff8ac7fff0 R08: 0000000000000000 R09: 0000000000000000 [ 11.928859][ T267] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91abe5 [ 11.928860][ T267] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff8ac80750 | [ 15.058940][ T369] softirqs last disabled at (11656): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 15.058943][ T369] Preemption disabled at: | [ 15.058943][ T369] vprintk_emit (kernel/printk/printk.c:2471) | [ 15.058953][ T369] Tainted: [W]=WARN [ 15.058954][ T369] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.058956][ T369] Call Trace: [ 15.058958][ T369] [ 15.058959][ T369] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.058965][ T369] ? vprintk_emit (kernel/printk/printk.c:2471) [ 15.058967][ T369] __might_resched.cold (kernel/sched/core.c:9234) [ 15.058972][ T369] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.058976][ T369] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.058981][ T369] __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)) [ 15.058984][ T369] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.058989][ T369] ? 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) [ 15.058992][ T369] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.058995][ T369] put_chars (drivers/char/virtio_console.c:1176) [ 15.058997][ T369] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 15.059000][ T369] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.059003][ T369] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.059007][ T369] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.059009][ T369] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.059013][ T369] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.059016][ T369] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.059018][ T369] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.059020][ T369] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.059024][ T369] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.059026][ T369] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 15.059029][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.059031][ T369] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.059035][ T369] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.059040][ T369] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.059041][ T369] ? 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)) [ 15.059045][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.059047][ T369] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.059051][ T369] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.059055][ T369] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.059057][ T369] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.059063][ T369] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.059065][ T369] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.059067][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.059070][ T369] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.059073][ T369] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.059075][ T369] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.059079][ T369] vprintk_emit (kernel/printk/printk.c:2479) [ 15.059083][ T369] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.059085][ T369] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.059088][ T369] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 15.059092][ T369] _printk (kernel/printk/printk.c:2504) [ 15.059096][ T369] ? snapshot_read.cold (user.c:?) [ 15.059100][ T369] ? br_multicast_flood (??:?) bridge [ 15.059113][ T369] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 15.059114][ T369] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 15.059115][ T369] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 15.059120][ T369] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 15.059130][ T369] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 15.059139][ T369] new_nbp (net/bridge/br_if.c:449) bridge [ 15.059148][ T369] br_add_if (net/bridge/br_if.c:592) bridge [ 15.059155][ T369] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 15.059160][ T369] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 15.059163][ T369] ? __kernel_text_address (kernel/extable.c:79) [ 15.059167][ T369] do_set_master (net/core/rtnetlink.c:3071) [ 15.059172][ T369] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 15.059175][ T369] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 15.059178][ T369] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 15.059179][ T369] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 15.059181][ T369] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 15.059185][ T369] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.059187][ T369] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.059189][ T369] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.059192][ T369] ? kasan_save_stack (mm/kasan/common.c:58) [ 15.059195][ T369] ? kasan_save_stack (mm/kasan/common.c:57) [ 15.059197][ T369] ? kasan_save_track (mm/kasan/common.c:78) [ 15.059199][ T369] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.059201][ T369] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 15.059204][ T369] ? ___sys_sendmsg (net/socket.c:2757) [ 15.059209][ T369] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.059211][ T369] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 15.059213][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.059216][ T369] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.059217][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.059227][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.059229][ T369] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 15.059233][ T369] ? __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) [ 15.059237][ T369] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 15.059239][ T369] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 15.059242][ T369] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 15.059244][ T369] ? nla_get_range_signed (lib/nlattr.c:270) [ 15.059249][ T369] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 15.059254][ T369] rtnl_newlink (net/core/rtnetlink.c:4215) [ 15.059259][ T369] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.059261][ T369] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.059266][ T369] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.059268][ T369] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.059270][ T369] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.059272][ T369] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.059275][ T369] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.059277][ T369] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 15.059280][ T369] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.059282][ T369] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.059286][ T369] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.059288][ T369] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.059292][ T369] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 15.059294][ T369] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.059296][ T369] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.059303][ T369] ? 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)) [ 15.059304][ T369] ? 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)) [ 15.059308][ T369] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.059312][ T369] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.059317][ T369] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.059321][ T369] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 15.059325][ T369] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 15.059328][ T369] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 15.059334][ T369] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 15.059336][ T369] ? copy_msghdr_from_user (net/socket.c:2650) [ 15.059338][ T369] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 15.059340][ T369] ? move_addr_to_kernel (net/socket.c:258) [ 15.059347][ T369] ___sys_sendmsg (net/socket.c:2767) [ 15.059350][ T369] ? copy_msghdr_from_user (net/socket.c:2619) [ 15.059366][ T369] __sys_sendmsg (net/socket.c:2799) [ 15.059369][ T369] ? __sys_sendmsg_sock (net/socket.c:2780) [ 15.059375][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.059379][ T369] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.059381][ T369] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.059384][ T369] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.059387][ T369] RIP: 0033:0x7fb25da0254e [ 15.059390][ T369] 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 [ 15.059392][ T369] RSP: 002b:00007ffed2188280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.059395][ T369] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb25da0254e [ 15.059397][ T369] RDX: 0000000000000000 RSI: 00007ffed2188330 RDI: 0000000000000005 [ 15.059397][ T369] RBP: 00007ffed2188290 R08: 0000000000000000 R09: 0000000000000000 [ 15.059398][ T369] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91abe8 [ 15.059399][ T369] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffed21889f0 | [ 16.172950][ C1] | [ 16.172950][ C1] | [ 16.172950][ C1] stack backtrace: | [ 16.172956][ C1] Tainted: [W]=WARN [ 16.172957][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.172959][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 16.172962][ C1] Call Trace: [ 16.172963][ C1] [ 16.172964][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.172968][ C1] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 16.172970][ C1] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 16.172973][ C1] mark_lock (kernel/locking/lockdep.c:4769) [ 16.172975][ C1] mark_usage (kernel/locking/lockdep.c:4658) [ 16.172976][ C1] __lock_acquire (kernel/locking/lockdep.c:5208) [ 16.172978][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.172980][ C1] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 16.172982][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.172985][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.172987][ C1] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 16.172989][ C1] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 16.172990][ C1] console_emit_next_record (kernel/printk/printk.c:3177) [ 16.172992][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.172994][ C1] ? 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)) [ 16.172996][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.172997][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.172999][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.173001][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.173003][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.173005][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.173007][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.173008][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.173010][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.173012][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.173013][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.173015][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 16.173018][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.173019][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.173021][ C1] _printk (kernel/printk/printk.c:2504) [ 16.173023][ C1] ? snapshot_read.cold (user.c:?) [ 16.173025][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 16.173028][ C1] ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge [ 16.173035][ C1] ? idr_get_free (??:?) [ 16.173036][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.173038][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.173040][ C1] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge [ 16.173047][ C1] ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge [ 16.173054][ C1] ? __allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:612) bridge [ 16.173062][ C1] ? br_allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:657) bridge [ 16.173068][ C1] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge [ 16.173075][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.173076][ C1] ? br_handle_local_finish (net/bridge/br_input.c:265) bridge [ 16.173083][ C1] ? vxlan_rcv (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/vxlan/vxlan_core.c:1804 (discriminator 2)) vxlan [ 16.173088][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 16.173089][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.173091][ C1] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 16.173097][ C1] ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge [ 16.173104][ C1] __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151) [ 16.173106][ C1] ? __udp4_lib_lookup (net/ipv4/udp.c:714) [ 16.173109][ C1] ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan [ 16.173112][ C1] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2390) [ 16.173114][ C1] ? do_xdp_generic (net/core/dev.c:5732) [ 16.173116][ C1] ? udp_unicast_rcv_skb (net/ipv4/udp.c:2578) [ 16.173118][ C1] ? udp_rcv (net/ipv4/udp.c:742 (discriminator 3) net/ipv4/udp.c:2653 (discriminator 3)) [ 16.173120][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.173121][ C1] ? udp_sk_rx_dst_set (net/ipv4/udp.c:2453 (discriminator 1)) [ 16.173123][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.173125][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.173126][ C1] __netif_receive_skb_list_core (net/core/dev.c:6339) [ 16.173129][ C1] ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1)) [ 16.173131][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.173132][ C1] ? netif_receive_skb_list_internal (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/core/dev.c:6482 (discriminator 2)) [ 16.173134][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.173136][ C1] netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497) [ 16.173138][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 16.173139][ C1] ? process_backlog (net/core/dev.c:6752 (discriminator 28)) [ 16.173141][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.173142][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.173144][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.173146][ C1] napi_complete_done (./include/net/gro.h:523 ./include/net/gro.h:519 ./include/net/gro.h:531 net/core/dev.c:6865) [ 16.173148][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.173149][ C1] ? netif_receive_skb_list (net/core/dev.c:6551) [ 16.173152][ C1] ? gro_cell_poll (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/gro_cells.c:68 (discriminator 2)) [ 16.173154][ C1] gro_cell_poll (net/core/gro_cells.c:76) [ 16.173156][ C1] __napi_poll (net/core/dev.c:7787) [ 16.173158][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 16.173161][ C1] ? __napi_poll (./include/net/gro.h:507) [ 16.173163][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.173165][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.173167][ C1] handle_softirqs (kernel/softirq.c:645) [ 16.173169][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 16.173170][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.173172][ C1] ? trace_csd_function_exit (./include/trace/events/csd.h:64 (discriminator 22)) [ 16.173175][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 16.173176][ C1] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 16.173178][ C1] [ 16.173178][ C1] [ 16.173179][ C1] __local_bh_enable_ip (kernel/softirq.c:473) [ 16.173180][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 16.173182][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.173184][ C1] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 16.173187][ C1] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 16.173189][ C1] ? vlan_dev_hard_header (./include/linux/netdevice.h:3537 net/8021q/vlan_dev.c:84) 8021q [ 16.173191][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.173193][ C1] ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611) [ 16.173196][ C1] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 16.173198][ C1] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 16.173200][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.173201][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.173203][ C1] ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2)) [ 16.173205][ C1] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 16.173206][ C1] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 16.173208][ C1] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 16.173209][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.173211][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.173212][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.173213][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 16.173215][ C1] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 16.173218][ C1] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 16.173220][ C1] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 16.173223][ C1] ? try_to_grab_pending (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 kernel/workqueue.c:2158) [ 16.173230][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.173232][ C1] ndisc_send_ns (net/ipv6/ndisc.c:672) [ 16.173233][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.173235][ C1] ? ndisc_router_discovery (net/ipv6/ndisc.c:1317 (discriminator 13)) [ 16.173236][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.173237][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.173239][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 16.173241][ C1] addrconf_dad_work (net/ipv6/addrconf.c:4318) [ 16.173243][ C1] ? addrconf_dad_begin (net/ipv6/addrconf.c:4180) [ 16.173245][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.173247][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.173248][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.173250][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.173252][ C1] process_one_work (kernel/workqueue.c:3387) [ 16.173254][ C1] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 16.173256][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.173259][ C1] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 16.173262][ C1] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 16.173263][ C1] kthread (kernel/kthread.c:436) [ 16.173265][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.173266][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.173268][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.173269][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 16.173271][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.173273][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.173275][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.173293][ C1] softirqs last disabled at (17793): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 16.173294][ C1] Preemption disabled at: | [ 16.173295][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 16.173299][ C1] Tainted: [W]=WARN [ 16.173300][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.173301][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 16.173302][ C1] Call Trace: [ 16.173303][ C1] [ 16.173304][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.173306][ C1] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) [ 16.173307][ C1] __might_resched.cold (kernel/sched/core.c:9234) [ 16.173310][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.173317][ C1] ? nbcon_get_cpu_emergency_nesting (kernel/printk/nbcon.c:1424) [ 16.173319][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.173321][ C1] __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)) [ 16.173323][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.173324][ C1] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.173326][ C1] ? 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) [ 16.173328][ C1] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.173329][ C1] put_chars (drivers/char/virtio_console.c:1176) [ 16.173331][ C1] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.173333][ C1] ? mark_lock (kernel/locking/lockdep.c:4769) [ 16.173335][ C1] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.173337][ C1] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.173339][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.173340][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.173342][ C1] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.173344][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.173346][ C1] ? 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)) [ 16.173348][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.173349][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.173351][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.173353][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.173355][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.173357][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.173359][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.173360][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.173362][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.173364][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.173365][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.173367][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 16.173369][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.173371][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.173373][ C1] _printk (kernel/printk/printk.c:2504) [ 16.173375][ C1] ? snapshot_read.cold (user.c:?) [ 16.173376][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 16.173378][ C1] ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge [ 16.173384][ C1] ? idr_get_free (??:?) [ 16.173386][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.173388][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.173389][ C1] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge [ 16.173396][ C1] ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge [ 16.173404][ C1] ? __allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:612) bridge [ 16.173410][ C1] ? br_allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:657) bridge [ 16.173417][ C1] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge [ 16.173423][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.173425][ C1] ? br_handle_local_finish (net/bridge/br_input.c:265) bridge [ 16.173431][ C1] ? vxlan_rcv (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/vxlan/vxlan_core.c:1804 (discriminator 2)) vxlan [ 16.173434][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 16.173436][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.173438][ C1] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 16.173444][ C1] ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge [ 16.173451][ C1] __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151) [ 16.173453][ C1] ? __udp4_lib_lookup (net/ipv4/udp.c:714) [ 16.173455][ C1] ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan [ 16.173458][ C1] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2390) [ 16.173459][ C1] ? do_xdp_generic (net/core/dev.c:5732) [ 16.173461][ C1] ? udp_unicast_rcv_skb (net/ipv4/udp.c:2578) [ 16.173463][ C1] ? udp_rcv (net/ipv4/udp.c:742 (discriminator 3) net/ipv4/udp.c:2653 (discriminator 3)) [ 16.173465][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.173466][ C1] ? udp_sk_rx_dst_set (net/ipv4/udp.c:2453 (discriminator 1)) [ 16.173468][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.173469][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.173471][ C1] __netif_receive_skb_list_core (net/core/dev.c:6339) [ 16.173473][ C1] ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1)) [ 16.173475][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.173477][ C1] ? netif_receive_skb_list_internal (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/core/dev.c:6482 (discriminator 2)) [ 16.173479][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.173481][ C1] netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497) [ 16.173482][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 16.173484][ C1] ? process_backlog (net/core/dev.c:6752 (discriminator 28)) [ 16.173485][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.173487][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.173489][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.173491][ C1] napi_complete_done (./include/net/gro.h:523 ./include/net/gro.h:519 ./include/net/gro.h:531 net/core/dev.c:6865) [ 16.173492][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.173494][ C1] ? netif_receive_skb_list (net/core/dev.c:6551) [ 16.173496][ C1] ? gro_cell_poll (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/gro_cells.c:68 (discriminator 2)) [ 16.173498][ C1] gro_cell_poll (net/core/gro_cells.c:76) [ 16.173500][ C1] __napi_poll (net/core/dev.c:7787) [ 16.173502][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 16.173504][ C1] ? __napi_poll (./include/net/gro.h:507) [ 16.173506][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.173509][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.173511][ C1] handle_softirqs (kernel/softirq.c:645) [ 16.173513][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 16.173514][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.173516][ C1] ? trace_csd_function_exit (./include/trace/events/csd.h:64 (discriminator 22)) [ 16.173517][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 16.173519][ C1] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 16.173520][ C1] [ 16.173521][ C1] [ 16.173521][ C1] __local_bh_enable_ip (kernel/softirq.c:473) [ 16.173523][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 16.173524][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.173526][ C1] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 16.173528][ C1] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 16.173530][ C1] ? vlan_dev_hard_header (./include/linux/netdevice.h:3537 net/8021q/vlan_dev.c:84) 8021q [ 16.173532][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.173534][ C1] ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611) [ 16.173536][ C1] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 16.173538][ C1] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 16.173539][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.173541][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.173542][ C1] ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2)) [ 16.173544][ C1] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 16.173546][ C1] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 16.173548][ C1] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 16.173549][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.173551][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.173552][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.173553][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 16.173555][ C1] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 16.173558][ C1] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 16.173560][ C1] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 16.173561][ C1] ? try_to_grab_pending (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 kernel/workqueue.c:2158) [ 16.173563][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.173565][ C1] ndisc_send_ns (net/ipv6/ndisc.c:672) [ 16.173566][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.173568][ C1] ? ndisc_router_discovery (net/ipv6/ndisc.c:1317 (discriminator 13)) [ 16.173569][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.173570][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.173572][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 16.173573][ C1] addrconf_dad_work (net/ipv6/addrconf.c:4318) [ 16.173575][ C1] ? addrconf_dad_begin (net/ipv6/addrconf.c:4180) [ 16.173577][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.173579][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.173580][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.173582][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.173584][ C1] process_one_work (kernel/workqueue.c:3387) [ 16.173586][ C1] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 16.173588][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.173591][ C1] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 16.173594][ C1] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 16.173595][ C1] kthread (kernel/kthread.c:436) [ 16.173597][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.173598][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.173599][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.173601][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 16.173602][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.173604][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.173606][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 32.919495][ T624] softirqs last disabled at (0): 0x0 | [ 32.919496][ T624] Preemption disabled at: | [ 32.919497][ T624] vprintk_emit (kernel/printk/printk.c:2471) | [ 32.919508][ T624] Tainted: [W]=WARN [ 32.919508][ T624] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.919510][ T624] Call Trace: [ 32.919512][ T624] [ 32.919513][ T624] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.919518][ T624] ? vprintk_emit (kernel/printk/printk.c:2471) [ 32.919520][ T624] __might_resched.cold (kernel/sched/core.c:9234) [ 32.919524][ T624] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.919527][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.919531][ T624] __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)) [ 32.919534][ T624] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.919537][ T624] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.919541][ T624] ? 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) [ 32.919542][ T624] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.919544][ T624] put_chars (drivers/char/virtio_console.c:1176) [ 32.919546][ T624] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 32.919547][ T624] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.919550][ T624] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 32.919552][ T624] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.919555][ T624] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.919556][ T624] ? 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) [ 32.919558][ T624] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.919560][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.919561][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.919563][ T624] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.919565][ T624] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.919567][ T624] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.919569][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.919571][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.919572][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.919574][ T624] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.919576][ T624] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 32.919577][ T624] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.919580][ T624] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.919582][ T624] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.919584][ T624] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.919585][ T624] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.919587][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.919588][ T624] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.919590][ T624] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 32.919591][ T624] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 32.919593][ T624] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.919595][ T624] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.919597][ T624] vprintk_emit (kernel/printk/printk.c:2479) [ 32.919600][ T624] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.919602][ T624] ? 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 [ 32.919605][ T624] _printk (kernel/printk/printk.c:2504) [ 32.919608][ T624] ? snapshot_read.cold (user.c:?) [ 32.919610][ T624] ? 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) [ 32.919612][ T624] gact_init_module (net/sched/act_gact.c:180) act_gact [ 32.919614][ T624] do_one_initcall (init/main.c:1357) [ 32.919616][ T624] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 32.919618][ T624] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 32.919621][ T624] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 32.919624][ T624] do_init_module (kernel/module/main.c:3117) [ 32.919627][ T624] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 32.919629][ T624] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 32.919630][ T624] load_module (kernel/module/main.c:3593) [ 32.919634][ T624] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 32.919636][ T624] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.919637][ T624] ? __ia32_sys_fsconfig (??:?) [ 32.919640][ T624] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.919642][ T624] init_module_from_file (kernel/module/main.c:3790) [ 32.919644][ T624] ? __do_sys_init_module (kernel/module/main.c:3664) [ 32.919645][ T624] ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6)) [ 32.919648][ T624] ? handle_pte_fault (mm/memory.c:6558) [ 32.919651][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.919653][ T624] ? ovl_mmap (fs/overlayfs/file.c:477) [ 32.919656][ T624] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.919658][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.919660][ T624] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.919661][ T624] ? 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) [ 32.919663][ T624] idempotent_init_module (kernel/module/main.c:3802) [ 32.919665][ T624] ? init_module_from_file (kernel/module/main.c:3791) [ 32.919668][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.919670][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.919671][ T624] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 32.919675][ T624] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 32.919677][ T624] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 32.919680][ T624] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.919683][ T624] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.919685][ T624] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.919687][ T624] RIP: 0033:0x7ff5bc02a37d [ 32.919688][ T624] 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 [ 32.919690][ T624] RSP: 002b:00007ffc8c2473c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 32.919694][ T624] RAX: ffffffffffffffda RBX: 000055ea61e07810 RCX: 00007ff5bc02a37d [ 32.919695][ T624] RDX: 0000000000000000 RSI: 000055ea5beacffd RDI: 0000000000000000 [ 32.919696][ T624] RBP: 00007ffc8c247460 R08: 0000000000000000 R09: 0000000000000000 [ 32.919697][ T624] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ea5beacffd [ 32.919698][ T624] R13: 000055ea61e07960 R14: 0000000000040000 R15: 0000000000000000 | [ 33.931536][ T12] softirqs last disabled at (17793): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 33.931540][ T12] Preemption disabled at: | [ 33.931540][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 33.931550][ T12] Tainted: [W]=WARN [ 33.931550][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.931552][ T12] Workqueue: netns cleanup_net [ 33.931557][ T12] Call Trace: [ 33.931559][ T12] [ 33.931560][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 33.931565][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 33.931567][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 33.931571][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 33.931574][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.931578][ T12] __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)) [ 33.931582][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.931584][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.931588][ T12] ? 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) [ 33.931590][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.931591][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 33.931593][ T12] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 33.931595][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 33.931597][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 33.931599][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 33.931603][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 33.931604][ T12] ? 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) [ 33.931605][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.931607][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.931608][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.931610][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.931612][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 33.931615][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 33.931617][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.931618][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.931620][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.931622][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.931623][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 33.931625][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 33.931627][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 33.931630][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 33.931631][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.931633][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 33.931634][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.931636][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.931637][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 33.931639][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 33.931641][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 33.931642][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 33.931644][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 33.931646][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 33.931648][ T12] ? process_one_work (kernel/workqueue.c:3387) [ 33.931651][ T12] ? kthread (kernel/kthread.c:436) [ 33.931652][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 33.931655][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 33.931657][ T12] _printk (kernel/printk/printk.c:2504) [ 33.931660][ T12] ? snapshot_read.cold (user.c:?) [ 33.931663][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 33.931665][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 33.931667][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 33.931669][ T12] ? netdev_notice (net/core/dev.c:13194) [ 33.931671][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.931672][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 33.931674][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 33.931676][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 33.931678][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 33.931680][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 33.931683][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 33.931685][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 33.931699][ T12] br_dev_delete (net/bridge/br_if.c:387) bridge [ 33.931706][ T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge [ 33.931713][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 33.931715][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 33.931717][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 33.931721][ T12] cleanup_net (net/core/net_namespace.c:706) [ 33.931723][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 33.931724][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.931726][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.931728][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.931730][ T12] process_one_work (kernel/workqueue.c:3387) [ 33.931732][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 33.931735][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.931737][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 33.931740][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 33.931742][ T12] kthread (kernel/kthread.c:436) [ 33.931743][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.931744][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 33.931746][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 33.931748][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 33.931749][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 33.931752][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable do_softirq:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars do_softirq:__dev_queue_xmit:dump_stack_lvl:__kmalloc_noprof:put_chars