====================================== | [ 13.378639][ T289] softirqs last disabled at (0): 0x0 | [ 13.378641][ T289] Preemption disabled at: | [ 13.378642][ T289] vprintk_emit (kernel/printk/printk.c:2471) | [ 13.378652][ T289] Tainted: [W]=WARN [ 13.378653][ T289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.378655][ T289] Call Trace: [ 13.378656][ T289] [ 13.378657][ T289] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.378663][ T289] ? vprintk_emit (kernel/printk/printk.c:2471) [ 13.378664][ T289] __might_resched.cold (kernel/sched/core.c:9234) [ 13.378668][ T289] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.378672][ T289] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 13.378675][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.378678][ T289] __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)) [ 13.378680][ T289] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 13.378683][ T289] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.378688][ T289] ? 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) [ 13.378690][ T289] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.378693][ T289] put_chars (drivers/char/virtio_console.c:1176) [ 13.378695][ T289] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.378696][ T289] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 13.378699][ T289] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.378704][ T289] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.378706][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.378707][ T289] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.378710][ T289] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.378712][ T289] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.378714][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.378715][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.378716][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.378717][ T289] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.378719][ T289] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 13.378721][ T289] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.378723][ T289] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.378726][ T289] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.378728][ T289] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.378730][ T289] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.378731][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.378732][ T289] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 13.378734][ T289] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 13.378735][ T289] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 13.378737][ T289] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.378739][ T289] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.378740][ T289] vprintk_emit (kernel/printk/printk.c:2479) [ 13.378742][ T289] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.378743][ T289] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 13.378745][ T289] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 13.378748][ T289] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.378750][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.378751][ T289] _printk (kernel/printk/printk.c:2504) [ 13.378754][ T289] ? snapshot_read.cold (user.c:?) [ 13.378756][ T289] ? br_multicast_flood (??:?) [ 13.378760][ T289] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 13.378763][ T289] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 13.378764][ T289] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 13.378766][ T289] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 13.378769][ T289] br_init_port (net/bridge/br_stp_if.c:39) [ 13.378771][ T289] new_nbp (net/bridge/br_if.c:449) [ 13.378773][ T289] br_add_if (net/bridge/br_if.c:592) [ 13.378775][ T289] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 13.378778][ T289] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 13.378779][ T289] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 13.378782][ T289] do_set_master (net/core/rtnetlink.c:3071) [ 13.378784][ T289] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 13.378785][ T289] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 13.378788][ T289] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 13.378789][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.378791][ T289] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 13.378794][ T289] ? kasan_save_stack (mm/kasan/common.c:58) [ 13.378796][ T289] ? kasan_save_stack (mm/kasan/common.c:57) [ 13.378797][ T289] ? kasan_save_track (mm/kasan/common.c:78) [ 13.378798][ T289] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 13.378799][ T289] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 13.378800][ T289] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 13.378802][ T289] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 13.378803][ T289] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 13.378806][ T289] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 13.378807][ T289] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 13.378809][ T289] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 13.378812][ T289] ? ____sys_sendmsg (net/socket.c:2713) [ 13.378813][ T289] ? ___sys_sendmsg (net/socket.c:2767) [ 13.378814][ T289] ? __sys_sendmsg (net/socket.c:2799) [ 13.378816][ T289] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 13.378819][ T289] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.378821][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.378823][ T289] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.378824][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.378825][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.378826][ T289] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 13.378828][ T289] ? __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) [ 13.378829][ T289] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 13.378830][ T289] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 13.378832][ T289] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 13.378833][ T289] ? nla_get_range_signed (lib/nlattr.c:270) [ 13.378836][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.378837][ T289] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 13.378840][ T289] rtnl_newlink (net/core/rtnetlink.c:4215) [ 13.378842][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.378844][ T289] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 13.378846][ T289] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.378852][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.378854][ T289] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 13.378856][ T289] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 13.378858][ T289] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 13.378859][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.378860][ T289] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 13.378864][ T289] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 13.378866][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.378867][ T289] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.378869][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.378870][ T289] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 13.378871][ T289] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 13.378873][ T289] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 13.378874][ T289] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 13.378876][ T289] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 13.378878][ T289] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 13.378880][ T289] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 13.378881][ T289] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 13.378883][ T289] ? netlink_ack (./include/linux/skbuff.h:2718) [ 13.378885][ T289] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 13.378888][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.378889][ T289] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 13.378891][ T289] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 13.378893][ T289] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 13.378895][ T289] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.378897][ T289] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 13.378899][ T289] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 13.378900][ T289] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 13.378902][ T289] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.378904][ T289] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 13.378907][ T289] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 13.378909][ T289] ____sys_sendmsg (net/socket.c:2713) [ 13.378910][ T289] ? copy_msghdr_from_user (net/socket.c:2650) [ 13.378912][ T289] ? sock_write_iter (net/socket.c:1269) [ 13.378913][ T289] ? move_addr_to_kernel (net/socket.c:258) [ 13.378915][ T289] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 13.378917][ T289] ___sys_sendmsg (net/socket.c:2767) [ 13.378919][ T289] ? copy_msghdr_from_user (net/socket.c:2619) [ 13.378924][ T289] __sys_sendmsg (net/socket.c:2799) [ 13.378926][ T289] ? __sys_sendmsg_sock (net/socket.c:2780) [ 13.378929][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.378930][ T289] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 13.378932][ T289] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 13.378934][ T289] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.378935][ T289] RIP: 0033:0x7f4aef02254e [ 13.378937][ T289] 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 [ 13.378939][ T289] RSP: 002b:00007ffc72846b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.378943][ T289] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4aef02254e [ 13.378944][ T289] RDX: 0000000000000000 RSI: 00007ffc72846bb0 RDI: 0000000000000005 [ 13.378945][ T289] RBP: 00007ffc72846b10 R08: 0000000000000000 R09: 0000000000000000 [ 13.378946][ T289] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9152b7 [ 13.378947][ T289] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc72847270 | [ 14.457325][ T309] softirqs last disabled at (0): 0x0 | [ 14.457326][ T309] Preemption disabled at: | [ 14.457327][ T309] vprintk_emit (kernel/printk/printk.c:2471) | [ 14.457337][ T309] Tainted: [W]=WARN [ 14.457338][ T309] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.457340][ T309] Call Trace: [ 14.457342][ T309] [ 14.457343][ T309] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.457349][ T309] ? vprintk_emit (kernel/printk/printk.c:2471) [ 14.457350][ T309] __might_resched.cold (kernel/sched/core.c:9234) [ 14.457354][ T309] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.457357][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.457360][ T309] __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)) [ 14.457363][ T309] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.457366][ T309] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.457372][ T309] ? 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) [ 14.457373][ T309] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.457376][ T309] put_chars (drivers/char/virtio_console.c:1176) [ 14.457378][ T309] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.457379][ T309] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 14.457382][ T309] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 14.457384][ T309] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.457389][ T309] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.457391][ T309] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.457393][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.457394][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.457395][ T309] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.457398][ T309] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.457400][ T309] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.457403][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.457404][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.457405][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.457406][ T309] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.457408][ T309] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 14.457410][ T309] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.457412][ T309] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.457415][ T309] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.457417][ T309] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.457419][ T309] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.457421][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.457422][ T309] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 14.457424][ T309] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 14.457425][ T309] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 14.457427][ T309] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.457429][ T309] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.457430][ T309] vprintk_emit (kernel/printk/printk.c:2479) [ 14.457432][ T309] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.457434][ T309] ? netlink_broadcast_filtered (net/netlink/af_netlink.c:1541) [ 14.457438][ T309] ? kasan_save_stack (mm/kasan/common.c:58) [ 14.457440][ T309] ? kasan_save_stack (mm/kasan/common.c:57) [ 14.457442][ T309] _printk (kernel/printk/printk.c:2504) [ 14.457445][ T309] ? snapshot_read.cold (user.c:?) [ 14.457446][ T309] ? __sys_setsockopt (net/socket.c:2422) [ 14.457450][ T309] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 14.457454][ T309] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 14.457456][ T309] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 14.457458][ T309] ? netdev_notice (net/core/dev.c:13194) [ 14.457461][ T309] ? 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) [ 14.457463][ T309] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 14.457465][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.457467][ T309] dev_set_allmulti (net/core/dev_api.c:315) [ 14.457469][ T309] ? dev_get_by_index (./include/linux/rcupdate.h:882 net/core/dev.c:1025) [ 14.457472][ T309] vif_add (net/ipv4/ipmr.c:900) [ 14.457475][ T309] ? __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) [ 14.457478][ T309] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 14.457479][ T309] ? ip_mr_output_finish.isra.0 (net/ipv4/ipmr.c:2310) [ 14.457481][ T309] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 14.457483][ T309] ? netdev_run_todo (net/core/dev.c:11776) [ 14.457484][ T309] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.457493][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.457494][ T309] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 14.457496][ T309] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 14.457498][ T309] ip_mroute_setsockopt (net/ipv4/ipmr.c:1497 (discriminator 1)) [ 14.457500][ T309] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 14.457502][ T309] ? ipmr_rtm_route (net/ipv4/ipmr.c:2973) [ 14.457504][ T309] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 14.457507][ T309] ? __kernel_text_address (kernel/extable.c:79) [ 14.457508][ T309] ? write_profile (profile.c:?) [ 14.457511][ T309] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 14.457515][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.457516][ T309] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 14.457518][ T309] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 14.457519][ T309] do_ip_setsockopt (net/ipv4/ip_sockglue.c:952) [ 14.457522][ T309] ? ip_sock_set_tos (net/ipv4/ip_sockglue.c:609) [ 14.457524][ T309] ? 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) [ 14.457525][ T309] ? kmem_cache_alloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5010) [ 14.457527][ T309] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.457528][ T309] ? __sys_socket (net/socket.c:587 net/socket.c:1827) [ 14.457530][ T309] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.457533][ T309] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.457535][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.457536][ T309] ? 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) [ 14.457538][ T309] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 14.457540][ T309] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 14.457543][ T309] ip_setsockopt (net/ipv4/ip_sockglue.c:1421) [ 14.457545][ T309] raw_setsockopt (net/ipv4/raw.c:851) [ 14.457547][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.457549][ T309] ? raw_bind (net/ipv4/raw.c:733) [ 14.457550][ T309] ? file_init_path (./include/linux/pagemap.h:126 fs/file_table.c:368) [ 14.457554][ T309] do_sock_setsockopt (net/socket.c:2397) [ 14.457556][ T309] ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1)) [ 14.457557][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.457559][ T309] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 14.457561][ T309] ? fd_install (./include/linux/rcupdate.h:948 fs/file.c:687) [ 14.457563][ T309] ? fd_install (./include/linux/rcupdate.h:974 (discriminator 1) fs/file.c:698 (discriminator 1)) [ 14.457565][ T309] __sys_setsockopt (net/socket.c:2422) [ 14.457568][ T309] __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425) [ 14.457570][ T309] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.457571][ T309] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 14.457573][ T309] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 14.457574][ T309] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.457576][ T309] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 14.457578][ T309] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.457580][ T309] RIP: 0033:0x7fdc12c182de [ 14.457582][ T309] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 72 f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 e1 All code ======== 0: 55 push %rbp 1: 48 63 c9 movslq %ecx,%rcx 4: 48 63 ff movslq %edi,%rdi 7: 45 89 c9 mov %r9d,%r9d a: 48 89 e5 mov %rsp,%rbp d: 48 83 ec 08 sub $0x8,%rsp 11: 6a 2c push $0x2c 13: e8 94 72 f7 ff call 0xfffffffffff772ac 18: c9 leave 19: c3 ret 1a: 66 90 xchg %ax,%ax 1c: f3 0f 1e fa endbr64 20: 49 89 ca mov %rcx,%r10 23: b8 36 00 00 00 mov $0x36,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 0a ja 0x3c 32: c3 ret 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 48 rex.W 3d: 8b .byte 0x8b 3e: 15 .byte 0x15 3f: e1 .byte 0xe1 Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 0a ja 0x12 8: c3 ret 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 48 rex.W 13: 8b .byte 0x8b 14: 15 .byte 0x15 15: e1 .byte 0xe1 [ 14.457584][ T309] RSP: 002b:00007fffc0f6a848 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 14.457588][ T309] RAX: ffffffffffffffda RBX: 000055f2d21322c0 RCX: 00007fdc12c182de [ 14.457589][ T309] RDX: 00000000000000ca RSI: 0000000000000000 RDI: 0000000000000007 [ 14.457590][ T309] RBP: 00007fffc0f6a900 R08: 0000000000000010 R09: 0000000000000001 [ 14.457591][ T309] R10: 00007fffc0f6a880 R11: 0000000000000246 R12: 000055f2eb5630c4 [ 14.457592][ T309] R13: 00007fffc0f6a950 R14: 000055f2eb5630b0 R15: 0000000000000000 | [ 557.561466][ T12] softirqs last disabled at (82): addrconf_verify_rtnl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/ipv6/addrconf.c:4652 (discriminator 2)) | [ 557.561468][ T12] Preemption disabled at: | [ 557.561469][ T12] 0x0 | [ 557.561479][ T12] Tainted: [W]=WARN [ 557.561480][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 557.561482][ T12] Workqueue: netns cleanup_net [ 557.561488][ T12] Call Trace: [ 557.561489][ T12] [ 557.561491][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 557.561497][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 557.561500][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 557.561505][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 557.561507][ 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)) [ 557.561510][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 557.561513][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 557.561518][ 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) [ 557.561519][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 557.561522][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 557.561524][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 557.561525][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 557.561527][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 557.561530][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 557.561535][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 557.561536][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 557.561538][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 557.561541][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 557.561543][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 557.561545][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 557.561546][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 557.561547][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 557.561548][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 557.561550][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 557.561552][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 557.561554][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 557.561557][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 557.561559][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 557.561560][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 557.561562][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 557.561563][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 557.561565][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 557.561566][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 557.561567][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 557.561569][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 557.561571][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 557.561573][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 557.561574][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 557.561575][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 557.561578][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 557.561580][ T12] _printk (kernel/printk/printk.c:2504) [ 557.561583][ T12] ? snapshot_read.cold (user.c:?) [ 557.561585][ T12] ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792) [ 557.561588][ T12] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 557.561592][ T12] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 557.561594][ T12] br_device_event (net/bridge/br.c:111) [ 557.561597][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 557.561599][ T12] ? addrconf_notify (net/ipv6/addrconf.c:3812) [ 557.561601][ T12] notifier_call_chain (kernel/notifier.c:85) [ 557.561612][ T12] netif_close_many (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:1829) [ 557.561615][ T12] ? __dev_close_many (net/core/dev.c:1804) [ 557.561617][ T12] ? netif_close_many_and_unlock (net/core/dev.c:12411) [ 557.561619][ T12] unregister_netdevice_many_notify (net/core/dev.c:12487) [ 557.561621][ T12] ? ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 557.561623][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 557.561625][ T12] ? kthread (kernel/kthread.c:436) [ 557.561627][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 557.561630][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 557.561633][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 557.561634][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 557.561636][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 557.561638][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 557.561639][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 557.561641][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 557.561642][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 557.561644][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 557.561647][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 557.561649][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 557.561651][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 557.561654][ T12] cleanup_net (net/core/net_namespace.c:706) [ 557.561656][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 557.561658][ T12] ? update_load_avg (kernel/sched/fair.c:5864) [ 557.561660][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 557.561662][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 557.561663][ T12] process_one_work (kernel/workqueue.c:3387) [ 557.561666][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 557.561669][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 557.561671][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 557.561674][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 557.561676][ T12] kthread (kernel/kthread.c:436) [ 557.561678][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 557.561679][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 557.561681][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 557.561683][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 557.561685][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 557.561688][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: addrconf_verify_rtnl:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print