====================================== | [ 10.999540][ T238] softirqs last disabled at (21831): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 10.999542][ T238] Preemption disabled at: | [ 10.999543][ T238] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.999552][ T238] Tainted: [W]=WARN [ 10.999553][ T238] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.999555][ T238] Call Trace: [ 10.999557][ T238] [ 10.999558][ T238] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.999564][ T238] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.999567][ T238] __might_resched.cold (kernel/sched/core.c:9234) [ 10.999571][ T238] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.999576][ T238] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.999581][ T238] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 10.999583][ T238] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.999589][ T238] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.999592][ T238] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.999595][ T238] put_chars (drivers/char/virtio_console.c:1176) [ 10.999598][ T238] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.999602][ T238] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 10.999606][ T238] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.999609][ T238] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.999611][ T238] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.999612][ T238] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.999616][ T238] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.999619][ T238] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 10.999622][ T238] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.999626][ T238] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.999630][ T238] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.999634][ T238] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.999636][ T238] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 10.999639][ T238] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.999641][ T238] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.999645][ T238] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.999650][ T238] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.999652][ T238] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.999657][ T238] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.999660][ T238] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.999662][ T238] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.999664][ T238] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.999668][ T238] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.999669][ T238] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.999673][ T238] vprintk_emit (kernel/printk/printk.c:2479) [ 10.999677][ T238] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.999679][ T238] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.999681][ T238] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 10.999685][ T238] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 10.999689][ T238] _printk (kernel/printk/printk.c:2504) [ 10.999693][ T238] ? snapshot_read.cold (user.c:?) [ 10.999697][ T238] ? br_multicast_flood (??:?) bridge [ 10.999709][ T238] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 10.999711][ T238] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 10.999712][ T238] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.999717][ T238] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 10.999727][ T238] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 10.999736][ T238] new_nbp (net/bridge/br_if.c:449) bridge [ 10.999745][ T238] br_add_if (net/bridge/br_if.c:592) bridge [ 10.999753][ T238] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 10.999757][ T238] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 10.999760][ T238] ? __kernel_text_address (kernel/extable.c:79) [ 10.999763][ T238] do_set_master (net/core/rtnetlink.c:3071) [ 10.999768][ T238] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 10.999771][ T238] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 10.999774][ T238] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 10.999776][ T238] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 10.999778][ T238] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 10.999782][ T238] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.999785][ T238] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.999787][ T238] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.999789][ T238] ? kasan_save_stack (mm/kasan/common.c:58) [ 10.999792][ T238] ? kasan_save_stack (mm/kasan/common.c:57) [ 10.999794][ T238] ? kasan_save_track (mm/kasan/common.c:78) [ 10.999796][ T238] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.999798][ T238] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 10.999801][ T238] ? ___sys_sendmsg (net/socket.c:2757) [ 10.999806][ T238] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.999808][ T238] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 10.999811][ T238] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.999813][ T238] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.999815][ T238] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.999817][ T238] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.999819][ T238] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 10.999823][ T238] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 10.999825][ T238] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 10.999827][ T238] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 10.999830][ T238] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 10.999832][ T238] ? nla_get_range_signed (lib/nlattr.c:270) [ 10.999837][ T238] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 10.999842][ T238] rtnl_newlink (net/core/rtnetlink.c:4215) [ 10.999848][ T238] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.999850][ T238] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.999854][ T238] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.999856][ T238] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.999858][ T238] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.999860][ T238] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.999864][ T238] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.999866][ T238] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.999869][ T238] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.999870][ T238] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.999874][ T238] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.999876][ T238] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.999880][ T238] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.999881][ T238] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.999884][ T238] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.999891][ T238] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 10.999892][ T238] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 10.999897][ T238] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.999900][ T238] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.999903][ T238] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.999907][ T238] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.999911][ T238] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 10.999915][ T238] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.999920][ T238] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 10.999922][ T238] ? copy_msghdr_from_user (net/socket.c:2650) [ 10.999925][ T238] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 10.999926][ T238] ? move_addr_to_kernel (net/socket.c:258) [ 10.999934][ T238] ___sys_sendmsg (net/socket.c:2767) [ 10.999936][ T238] ? copy_msghdr_from_user (net/socket.c:2619) [ 10.999952][ T238] __sys_sendmsg (net/socket.c:2799) [ 10.999955][ T238] ? __sys_sendmsg_sock (net/socket.c:2780) [ 10.999962][ T238] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.999965][ T238] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.999968][ T238] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.999971][ T238] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.999973][ T238] RIP: 0033:0x7fb1f075454e [ 10.999976][ T238] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 10.999978][ T238] RSP: 002b:00007ffea710f020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.999981][ T238] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb1f075454e [ 10.999982][ T238] RDX: 0000000000000000 RSI: 00007ffea710f0d0 RDI: 0000000000000005 [ 10.999983][ T238] RBP: 00007ffea710f030 R08: 0000000000000000 R09: 0000000000000000 [ 10.999984][ T238] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b0fe [ 10.999985][ T238] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffea710f790 | [ 21.704176][ T271] softirqs last disabled at (23849): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 21.704178][ T271] Preemption disabled at: | [ 21.704179][ T271] vprintk_emit (kernel/printk/printk.c:2471) | [ 21.704188][ T271] Tainted: [W]=WARN [ 21.704189][ T271] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.704191][ T271] Call Trace: [ 21.704193][ T271] [ 21.704194][ T271] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 21.704200][ T271] ? vprintk_emit (kernel/printk/printk.c:2471) [ 21.704202][ T271] __might_resched.cold (kernel/sched/core.c:9234) [ 21.704207][ T271] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 21.704210][ T271] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 21.704215][ T271] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 21.704218][ T271] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.704223][ T271] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 21.704226][ T271] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.704229][ T271] put_chars (drivers/char/virtio_console.c:1176) [ 21.704231][ T271] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 21.704233][ T271] ? __send_to_port (drivers/char/virtio_console.c:654) [ 21.704236][ T271] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 21.704240][ T271] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 21.704244][ T271] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 21.704247][ T271] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.704248][ T271] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.704253][ T271] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 21.704254][ T271] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 21.704257][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.704261][ T271] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.704264][ T271] console_emit_next_record (kernel/printk/printk.c:3183) [ 21.704268][ T271] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 21.704270][ T271] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 21.704273][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.704276][ T271] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.704280][ T271] console_flush_one_record (kernel/printk/printk.c:3268) [ 21.704284][ T271] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 21.704288][ T271] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.704293][ T271] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 21.704296][ T271] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 21.704298][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.704300][ T271] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 21.704304][ T271] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 21.704306][ T271] ? vprintk_emit (kernel/printk/printk.c:2478) [ 21.704309][ T271] vprintk_emit (kernel/printk/printk.c:2479) [ 21.704313][ T271] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 21.704319][ T271] ? 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 [ 21.704322][ T271] _printk (kernel/printk/printk.c:2504) [ 21.704326][ T271] ? snapshot_read.cold (user.c:?) [ 21.704332][ T271] ? 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) [ 21.704335][ T271] gact_init_module (net/sched/act_gact.c:180) act_gact [ 21.704338][ T271] do_one_initcall (init/main.c:1357) [ 21.704340][ T271] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 21.704345][ T271] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 21.704348][ T271] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 21.704353][ T271] do_init_module (kernel/module/main.c:3117) [ 21.704356][ T271] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 21.704361][ T271] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 21.704364][ T271] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 21.704368][ T271] load_module (kernel/module/main.c:3593) [ 21.704375][ T271] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 21.704379][ T271] ? __ia32_sys_fsconfig (??:?) [ 21.704382][ T271] ? ovl_real_file (fs/overlayfs/file.c:195) [ 21.704386][ T271] ? backing_file_read_iter (fs/backing-file.c:211) [ 21.704389][ T271] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 21.704399][ T271] init_module_from_file (kernel/module/main.c:3790) [ 21.704403][ T271] ? __do_sys_init_module (kernel/module/main.c:3664) [ 21.704411][ T271] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 21.704414][ T271] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 21.704417][ T271] idempotent_init_module (kernel/module/main.c:3802) [ 21.704421][ T271] ? init_module_from_file (kernel/module/main.c:3791) [ 21.704427][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.704430][ T271] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 21.704435][ T271] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 21.704437][ T271] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.704441][ T271] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 21.704443][ T271] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 21.704446][ T271] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.704448][ T271] RIP: 0033:0x7f773ebb737d [ 21.704451][ T271] 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 [ 21.704453][ T271] RSP: 002b:00007fff3f704e38 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 21.704456][ T271] RAX: ffffffffffffffda RBX: 0000555809ac5810 RCX: 00007f773ebb737d [ 21.704457][ T271] RDX: 0000000000000000 RSI: 0000555808231ffd RDI: 0000000000000000 [ 21.704458][ T271] RBP: 00007fff3f704ed0 R08: 0000000000000000 R09: 0000000000000000 [ 21.704459][ T271] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555808231ffd [ 21.704460][ T271] R13: 0000555809ac5960 R14: 0000000000040000 R15: 0000000000000000 | [ 26.501401][ C1] softirqs last disabled at (555231): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 26.501403][ C1] Preemption disabled at: | [ 26.501404][ C1] 0x0 | [ 26.501420][ C1] Tainted: [W]=WARN [ 26.501421][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.501423][ C1] Call Trace: [ 26.501425][ C1] [ 26.501427][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 26.501432][ C1] __might_resched.cold (kernel/sched/core.c:9234) [ 26.501436][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 26.501439][ C1] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 26.501442][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.501446][ 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)) [ 26.501449][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 26.501452][ C1] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.501455][ 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) [ 26.501457][ C1] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.501459][ C1] put_chars (drivers/char/virtio_console.c:1176) [ 26.501461][ C1] ? __send_to_port (drivers/char/virtio_console.c:654) [ 26.501463][ C1] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 26.501466][ C1] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 26.501470][ C1] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 26.501471][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.501473][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.501475][ C1] console_emit_next_record (kernel/printk/printk.c:3183) [ 26.501477][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 26.501479][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.501481][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.501483][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.501484][ C1] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 26.501486][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 26.501488][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 26.501491][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 26.501492][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.501494][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 26.501496][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.501497][ C1] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 26.501499][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 26.501500][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 26.501502][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 26.501504][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 26.501507][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 26.501508][ C1] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 26.501520][ C1] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 26.501522][ C1] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 26.501528][ C1] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 26.501534][ C1] ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934) [ 26.501537][ C1] _printk (kernel/printk/printk.c:2504) [ 26.501540][ C1] ? snapshot_read.cold (user.c:?) [ 26.501542][ C1] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 26.501546][ C1] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 26.501548][ C1] ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723) [ 26.501550][ C1] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1)) [ 26.501552][ C1] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 26.501555][ C1] mark_lock (kernel/locking/lockdep.c:4769) [ 26.501557][ C1] mark_usage (kernel/locking/lockdep.c:4658) [ 26.501558][ C1] __lock_acquire (kernel/locking/lockdep.c:5208) [ 26.501561][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 26.501562][ C1] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 26.501568][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.501570][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.501572][ C1] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 26.501578][ C1] _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1)) [ 26.501580][ C1] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 26.501585][ C1] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 26.501592][ C1] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 26.501598][ C1] call_timer_fn (kernel/time/timer.c:1748) [ 26.501601][ C1] ? detach_if_pending (./include/linux/list.h:1159) [ 26.501602][ C1] ? debug_object_active_state (lib/debugobjects.c:1122) [ 26.501606][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 26.501608][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 26.501609][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.501612][ C1] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 26.501613][ C1] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 26.501620][ C1] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 26.501622][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.501624][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 26.501627][ C1] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 26.501628][ C1] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 26.501630][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.501633][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.501634][ C1] handle_softirqs (kernel/softirq.c:645) [ 26.501636][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 26.501638][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 26.501640][ C1] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 26.501641][ C1] irq_exit_rcu (kernel/softirq.c:784) [ 26.501643][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 26.501646][ C1] [ 26.501646][ C1] [ 26.501647][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 26.501648][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 26.501651][ C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 26.501654][ C1] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 d2 f5 01 mov 0x1f5d294(%rip),%rdi # 0x1f5d29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 93 95 00 sub 0x959358(%rip),%rax # 0x95936b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 86 11 00 verw 0x118613(%rip) # 0x11863b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 26.501656][ C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282 [ 26.501659][ C1] RAX: 00000000000878dd RBX: ff11000001bea380 RCX: ffffffff904f0307 [ 26.501660][ C1] RDX: ff11000001bea380 RSI: ffffffff93238af6 RDI: ffffffff92c8d8e0 [ 26.501661][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 26.501662][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3 [ 26.501662][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 26.501664][ C1] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 26.501667][ C1] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 26.501669][ C1] default_idle_call (kernel/sched/idle.c:122) [ 26.501671][ C1] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 26.501672][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 26.501674][ C1] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 26.501676][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.501678][ C1] do_idle (kernel/sched/idle.c:355) [ 26.501679][ C1] cpu_startup_entry (kernel/sched/idle.c:454) [ 26.501681][ C1] start_secondary (arch/x86/kernel/smpboot.c:312) [ 26.501683][ C1] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 26.501685][ C1] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 26.558227][ C1] | [ 26.558338][ C1] | [ 26.558338][ C1] stack backtrace: | [ 26.558513][ C1] Tainted: [W]=WARN [ 26.558514][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.558515][ C1] Call Trace: [ 26.558517][ C1] [ 26.558518][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 26.558522][ C1] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 26.558525][ C1] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 26.558528][ C1] mark_lock (kernel/locking/lockdep.c:4769) [ 26.558530][ C1] mark_usage (kernel/locking/lockdep.c:4658) [ 26.558531][ C1] __lock_acquire (kernel/locking/lockdep.c:5208) [ 26.558534][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 26.558535][ C1] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 26.558542][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.558545][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.558547][ C1] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 26.558553][ C1] _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1)) [ 26.558555][ C1] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 26.558560][ C1] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 26.558567][ C1] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 26.558573][ C1] call_timer_fn (kernel/time/timer.c:1748) [ 26.558575][ C1] ? detach_if_pending (./include/linux/list.h:1159) [ 26.558577][ C1] ? debug_object_active_state (lib/debugobjects.c:1122) [ 26.558580][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 26.558582][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 26.558583][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.558586][ C1] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 26.558587][ C1] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 26.558594][ C1] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 26.558596][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.558598][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 26.558600][ C1] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 26.558602][ C1] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 26.558604][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.558606][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.558608][ C1] handle_softirqs (kernel/softirq.c:645) [ 26.558610][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 26.558611][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 26.558613][ C1] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 26.558615][ C1] irq_exit_rcu (kernel/softirq.c:784) [ 26.558616][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 26.558618][ C1] [ 26.558618][ C1] [ 26.558619][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 26.558620][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 26.558622][ C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 26.558624][ C1] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 d2 f5 01 mov 0x1f5d294(%rip),%rdi # 0x1f5d29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 93 95 00 sub 0x959358(%rip),%rax # 0x95936b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 86 11 00 verw 0x118613(%rip) # 0x11863b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 26.558626][ C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282 [ 26.558628][ C1] RAX: 00000000000878dd RBX: ff11000001bea380 RCX: ffffffff904f0307 [ 26.558630][ C1] RDX: ff11000001bea380 RSI: ffffffff93238af6 RDI: ffffffff92c8d8e0 [ 26.558630][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 26.558631][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3 [ 26.558632][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 26.558633][ C1] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 26.558636][ C1] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 26.558637][ C1] default_idle_call (kernel/sched/idle.c:122) [ 26.558639][ C1] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 26.558641][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 26.558642][ C1] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 26.558644][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.558646][ C1] do_idle (kernel/sched/idle.c:355) [ 26.558647][ C1] cpu_startup_entry (kernel/sched/idle.c:454) [ 26.558649][ C1] start_secondary (arch/x86/kernel/smpboot.c:312) [ 26.558650][ C1] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 26.558652][ C1] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 133.446196][ T1573] softirqs last disabled at (0): 0x0 | [ 133.446197][ T1573] Preemption disabled at: | [ 133.446198][ T1573] 0x0 | [ 133.446207][ T1573] Tainted: [W]=WARN [ 133.446208][ T1573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 133.446210][ T1573] Call Trace: [ 133.446211][ T1573] [ 133.446212][ T1573] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 133.446218][ T1573] __might_resched.cold (kernel/sched/core.c:9234) [ 133.446221][ T1573] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 133.446224][ T1573] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 133.446228][ T1573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 133.446231][ T1573] __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)) [ 133.446235][ T1573] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 133.446237][ T1573] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 133.446241][ T1573] ? 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) [ 133.446243][ T1573] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 133.446245][ T1573] put_chars (drivers/char/virtio_console.c:1176) [ 133.446247][ T1573] ? __send_to_port (drivers/char/virtio_console.c:654) [ 133.446249][ T1573] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 133.446252][ T1573] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 133.446255][ T1573] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 133.446256][ T1573] ? vsnprintf (lib/vsprintf.c:2900) [ 133.446260][ T1573] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 133.446261][ T1573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 133.446263][ T1573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 133.446265][ T1573] console_emit_next_record (kernel/printk/printk.c:3183) [ 133.446268][ T1573] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 133.446270][ T1573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 133.446272][ T1573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 133.446273][ T1573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 133.446275][ T1573] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 133.446277][ T1573] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 133.446279][ T1573] console_flush_one_record (kernel/printk/printk.c:3268) [ 133.446281][ T1573] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 133.446284][ T1573] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 133.446285][ T1573] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 133.446289][ T1573] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 133.446291][ T1573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 133.446293][ T1573] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 133.446294][ T1573] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 133.446295][ T1573] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 133.446298][ T1573] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 133.446300][ T1573] ? vprintk_emit (kernel/printk/printk.c:2478) [ 133.446302][ T1573] vprintk_emit (kernel/printk/printk.c:2479) [ 133.446304][ T1573] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 133.446306][ T1573] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 133.446309][ T1573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 133.446311][ T1573] _printk (kernel/printk/printk.c:2504) [ 133.446314][ T1573] ? snapshot_read.cold (user.c:?) [ 133.446316][ T1573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 133.446318][ T1573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 133.446320][ T1573] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 133.446321][ T1573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 133.446323][ T1573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 133.446325][ T1573] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 133.446338][ T1573] br_set_port_state (net/bridge/br_netlink.c:931) bridge [ 133.446347][ T1573] br_setport (net/bridge/br_netlink.c:1040 (discriminator 1)) bridge [ 133.446354][ T1573] ? br_set_port_state (net/bridge/br_netlink.c:928) bridge [ 133.446361][ T1573] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 133.446362][ T1573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 133.446364][ T1573] ? __nla_validate_parse (lib/nlattr.c:635) [ 133.446368][ T1573] br_setlink (net/bridge/br_netlink.c:1143) bridge [ 133.446375][ T1573] ? br_afspec (net/bridge/br_netlink.c:860 (discriminator 2)) bridge [ 133.446385][ T1573] rtnl_bridge_setlink (net/core/rtnetlink.c:5707) [ 133.446390][ T1573] rtnetlink_rcv_msg (net/core/rtnetlink.c:7141) [ 133.446392][ T1573] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 133.446393][ T1573] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 133.446396][ T1573] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 133.446398][ T1573] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 133.446401][ T1573] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 133.446403][ T1573] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 133.446404][ T1573] ? netlink_ack (./include/linux/skbuff.h:2718) [ 133.446405][ T1573] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 133.446408][ T1573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 133.446410][ T1573] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 133.446412][ T1573] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 133.446414][ T1573] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 133.446415][ T1573] ? next_uptodate_folio (mm/filemap.c:3747) [ 133.446418][ T1573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 133.446420][ T1573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 133.446422][ T1573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 133.446424][ T1573] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 133.446426][ T1573] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 133.446428][ T1573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 133.446429][ T1573] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 133.446431][ T1573] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 133.446434][ T1573] ? copy_msghdr_from_user (net/socket.c:2650) [ 133.446436][ T1573] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 133.446437][ T1573] ? move_addr_to_kernel (net/socket.c:258) [ 133.446440][ T1573] ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961) [ 133.446443][ T1573] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 133.446444][ T1573] ___sys_sendmsg (net/socket.c:2767) [ 133.446446][ T1573] ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700) [ 133.446448][ T1573] ? copy_msghdr_from_user (net/socket.c:2619) [ 133.446450][ T1573] ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6)) [ 133.446455][ T1573] __sys_sendmsg (net/socket.c:2799) [ 133.446457][ T1573] ? __sys_sendmsg_sock (net/socket.c:2780) [ 133.446460][ T1573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 133.446461][ T1573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 133.446463][ T1573] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 133.446466][ T1573] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 133.446468][ T1573] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 133.446470][ T1573] RIP: 0033:0x7fa00e2cb54e [ 133.446472][ T1573] 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 [ 133.446474][ T1573] RSP: 002b:00007ffde5420b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 133.446477][ T1573] RAX: ffffffffffffffda RBX: 00007ffde5420ce0 RCX: 00007fa00e2cb54e [ 133.446479][ T1573] RDX: 0000000000000000 RSI: 00007ffde5420be0 RDI: 0000000000000005 [ 133.446480][ T1573] RBP: 00007ffde5420b40 R08: 0000000000000000 R09: 0000000000000000 [ 133.446480][ T1573] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b179 [ 133.446481][ T1573] R13: 0000000000425380 R14: 00007ffde5422848 R15: 00000000ffffffff | [ 138.520610][ T1578] softirqs last disabled at (0): 0x0 | [ 138.520612][ T1578] Preemption disabled at: | [ 138.520613][ T1578] 0x0 | [ 138.520622][ T1578] Tainted: [W]=WARN [ 138.520622][ T1578] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.520624][ T1578] Call Trace: [ 138.520626][ T1578] [ 138.520627][ T1578] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 138.520633][ T1578] __might_resched.cold (kernel/sched/core.c:9234) [ 138.520637][ T1578] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 138.520640][ T1578] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 138.520643][ T1578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 138.520647][ T1578] __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)) [ 138.520651][ T1578] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 138.520653][ T1578] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 138.520657][ T1578] ? 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) [ 138.520659][ T1578] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 138.520661][ T1578] put_chars (drivers/char/virtio_console.c:1176) [ 138.520663][ T1578] ? __send_to_port (drivers/char/virtio_console.c:654) [ 138.520665][ T1578] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 138.520668][ T1578] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 138.520671][ T1578] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 138.520673][ T1578] ? vsnprintf (lib/vsprintf.c:2900) [ 138.520676][ T1578] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 138.520677][ T1578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 138.520679][ T1578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 138.520681][ T1578] console_emit_next_record (kernel/printk/printk.c:3183) [ 138.520684][ T1578] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 138.520686][ T1578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 138.520688][ T1578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 138.520689][ T1578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 138.520691][ T1578] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 138.520693][ T1578] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 138.520695][ T1578] console_flush_one_record (kernel/printk/printk.c:3268) [ 138.520697][ T1578] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 138.520700][ T1578] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 138.520702][ T1578] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 138.520703][ T1578] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 138.520705][ T1578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 138.520706][ T1578] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 138.520708][ T1578] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 138.520709][ T1578] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 138.520711][ T1578] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 138.520713][ T1578] ? vprintk_emit (kernel/printk/printk.c:2478) [ 138.520715][ T1578] vprintk_emit (kernel/printk/printk.c:2479) [ 138.520719][ T1578] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 138.520721][ T1578] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 138.520724][ T1578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 138.520726][ T1578] _printk (kernel/printk/printk.c:2504) [ 138.520730][ T1578] ? snapshot_read.cold (user.c:?) [ 138.520731][ T1578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 138.520733][ T1578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 138.520735][ T1578] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 138.520736][ T1578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 138.520738][ T1578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 138.520741][ T1578] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 138.520754][ T1578] br_set_port_state (net/bridge/br_netlink.c:931) bridge [ 138.520762][ T1578] br_setport (net/bridge/br_netlink.c:1040 (discriminator 1)) bridge [ 138.520769][ T1578] ? br_set_port_state (net/bridge/br_netlink.c:928) bridge [ 138.520775][ T1578] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 138.520777][ T1578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 138.520779][ T1578] ? __nla_validate_parse (lib/nlattr.c:635) [ 138.520782][ T1578] br_setlink (net/bridge/br_netlink.c:1143) bridge [ 138.520789][ T1578] ? br_afspec (net/bridge/br_netlink.c:860 (discriminator 2)) bridge [ 138.520800][ T1578] rtnl_bridge_setlink (net/core/rtnetlink.c:5707) [ 138.520805][ T1578] rtnetlink_rcv_msg (net/core/rtnetlink.c:7141) [ 138.520807][ T1578] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 138.520808][ T1578] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 138.520810][ T1578] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 138.520813][ T1578] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 138.520816][ T1578] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 138.520817][ T1578] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 138.520819][ T1578] ? netlink_ack (./include/linux/skbuff.h:2718) [ 138.520820][ T1578] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 138.520823][ T1578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 138.520824][ T1578] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 138.520826][ T1578] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 138.520828][ T1578] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 138.520830][ T1578] ? next_uptodate_folio (mm/filemap.c:3747) [ 138.520833][ T1578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 138.520835][ T1578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 138.520837][ T1578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 138.520839][ T1578] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 138.520841][ T1578] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 138.520843][ T1578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 138.520844][ T1578] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 138.520846][ T1578] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 138.520849][ T1578] ? copy_msghdr_from_user (net/socket.c:2650) [ 138.520851][ T1578] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 138.520853][ T1578] ? move_addr_to_kernel (net/socket.c:258) [ 138.520855][ T1578] ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961) [ 138.520858][ T1578] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 138.520860][ T1578] ___sys_sendmsg (net/socket.c:2767) [ 138.520861][ T1578] ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700) [ 138.520864][ T1578] ? copy_msghdr_from_user (net/socket.c:2619) [ 138.520866][ T1578] ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6)) [ 138.520870][ T1578] __sys_sendmsg (net/socket.c:2799) [ 138.520873][ T1578] ? __sys_sendmsg_sock (net/socket.c:2780) [ 138.520875][ T1578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 138.520877][ T1578] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 138.520879][ T1578] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 138.520881][ T1578] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 138.520883][ T1578] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 138.520885][ T1578] RIP: 0033:0x7f419787554e [ 138.520887][ T1578] 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 [ 138.520895][ T1578] RSP: 002b:00007ffcabbc4800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 138.520899][ T1578] RAX: ffffffffffffffda RBX: 00007ffcabbc49b0 RCX: 00007f419787554e [ 138.520900][ T1578] RDX: 0000000000000000 RSI: 00007ffcabbc48b0 RDI: 0000000000000005 [ 138.520901][ T1578] RBP: 00007ffcabbc4810 R08: 0000000000000000 R09: 0000000000000000 [ 138.520902][ T1578] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b17e [ 138.520903][ T1578] R13: 0000000000425380 R14: 00007ffcabbc5848 R15: 00000000ffffffff | [ 143.615277][ T1586] softirqs last disabled at (0): 0x0 | [ 143.615279][ T1586] Preemption disabled at: | [ 143.615279][ T1586] vprintk_emit (kernel/printk/printk.c:2471) | [ 143.615292][ T1586] Tainted: [W]=WARN [ 143.615293][ T1586] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.615295][ T1586] Call Trace: [ 143.615296][ T1586] [ 143.615298][ T1586] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 143.615303][ T1586] ? vprintk_emit (kernel/printk/printk.c:2471) [ 143.615305][ T1586] __might_resched.cold (kernel/sched/core.c:9234) [ 143.615308][ T1586] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 143.615312][ T1586] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 143.615315][ T1586] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 143.615316][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.615320][ T1586] __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)) [ 143.615324][ T1586] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 143.615326][ T1586] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 143.615330][ T1586] ? 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) [ 143.615332][ T1586] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 143.615334][ T1586] put_chars (drivers/char/virtio_console.c:1176) [ 143.615335][ T1586] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 143.615336][ T1586] ? __send_to_port (drivers/char/virtio_console.c:654) [ 143.615338][ T1586] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 143.615340][ T1586] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 143.615344][ T1586] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 143.615345][ T1586] ? 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) [ 143.615346][ T1586] ? vsnprintf (lib/vsprintf.c:2900) [ 143.615350][ T1586] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 143.615351][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.615353][ T1586] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 143.615355][ T1586] console_emit_next_record (kernel/printk/printk.c:3183) [ 143.615358][ T1586] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 143.615359][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.615361][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.615362][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.615364][ T1586] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 143.615366][ T1586] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 143.615367][ T1586] console_flush_one_record (kernel/printk/printk.c:3268) [ 143.615370][ T1586] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 143.615372][ T1586] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 143.615374][ T1586] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 143.615375][ T1586] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 143.615377][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.615378][ T1586] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 143.615380][ T1586] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 143.615381][ T1586] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 143.615383][ T1586] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 143.615385][ T1586] ? vprintk_emit (kernel/printk/printk.c:2478) [ 143.615387][ T1586] vprintk_emit (kernel/printk/printk.c:2479) [ 143.615390][ T1586] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 143.615392][ T1586] _printk (kernel/printk/printk.c:2504) [ 143.615396][ T1586] ? snapshot_read.cold (user.c:?) [ 143.615397][ T1586] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 143.615400][ T1586] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 143.615402][ T1586] ? br_port_set_promisc (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_if.c:106) bridge [ 143.615414][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.615416][ T1586] ? br_vlan_filter_toggle (./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:919) bridge [ 143.615425][ T1586] br_vlan_filter_toggle.cold (net/bridge/br_vlan.c:920 (discriminator 1)) bridge [ 143.615434][ T1586] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 143.615437][ T1586] br_changelink (net/bridge/br_netlink.c:1363) bridge [ 143.615445][ T1586] ? __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) [ 143.615448][ T1586] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 143.615449][ T1586] ? br_get_size (net/bridge/br_netlink.c:1676) bridge [ 143.615455][ T1586] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 143.615458][ T1586] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 143.615459][ T1586] ? nla_get_range_signed (lib/nlattr.c:270) [ 143.615462][ T1586] __rtnl_newlink (net/core/rtnetlink.c:3865 net/core/rtnetlink.c:4076) [ 143.615465][ T1586] rtnl_newlink (net/core/rtnetlink.c:4215) [ 143.615467][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.615469][ T1586] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 143.615470][ T1586] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 143.615471][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.615473][ T1586] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 143.615475][ T1586] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 143.615477][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.615478][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.615480][ T1586] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 143.615483][ T1586] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 143.615485][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.615486][ T1586] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 143.615488][ T1586] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 143.615489][ T1586] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 143.615490][ T1586] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 143.615493][ T1586] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 143.615496][ T1586] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 143.615498][ T1586] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 143.615500][ T1586] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 143.615501][ T1586] ? netlink_ack (./include/linux/skbuff.h:2718) [ 143.615502][ T1586] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 143.615505][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.615507][ T1586] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 143.615508][ T1586] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 143.615510][ T1586] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 143.615512][ T1586] ? next_uptodate_folio (mm/filemap.c:3747) [ 143.615515][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.615516][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.615518][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.615520][ T1586] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 143.615522][ T1586] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 143.615523][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.615525][ T1586] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 143.615527][ T1586] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 143.615528][ T1586] ? copy_msghdr_from_user (net/socket.c:2650) [ 143.615530][ T1586] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 143.615532][ T1586] ? move_addr_to_kernel (net/socket.c:258) [ 143.615534][ T1586] ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961) [ 143.615537][ T1586] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 143.615538][ T1586] ___sys_sendmsg (net/socket.c:2767) [ 143.615540][ T1586] ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700) [ 143.615542][ T1586] ? copy_msghdr_from_user (net/socket.c:2619) [ 143.615544][ T1586] ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6)) [ 143.615548][ T1586] __sys_sendmsg (net/socket.c:2799) [ 143.615550][ T1586] ? __sys_sendmsg_sock (net/socket.c:2780) [ 143.615553][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.615554][ T1586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.615556][ T1586] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 143.615558][ T1586] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 143.615560][ T1586] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.615562][ T1586] RIP: 0033:0x7f1109da454e [ 143.615564][ T1586] 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 [ 143.615566][ T1586] RSP: 002b:00007ffe97294c80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 143.615570][ T1586] RAX: ffffffffffffffda RBX: 00007ffe97295420 RCX: 00007f1109da454e [ 143.615571][ T1586] RDX: 0000000000000000 RSI: 00007ffe97294d30 RDI: 0000000000000005 [ 143.615572][ T1586] RBP: 00007ffe97294c90 R08: 0000000000000000 R09: 0000000000000000 [ 143.615572][ T1586] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b183 [ 143.615573][ T1586] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe972953f0 | [ 153.849686][ T1610] softirqs last disabled at (0): 0x0 | [ 153.849688][ T1610] Preemption disabled at: | [ 153.849689][ T1610] vprintk_emit (kernel/printk/printk.c:2471) | [ 153.849701][ T1610] Tainted: [W]=WARN [ 153.849702][ T1610] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.849704][ T1610] Call Trace: [ 153.849705][ T1610] [ 153.849707][ T1610] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 153.849712][ T1610] ? vprintk_emit (kernel/printk/printk.c:2471) [ 153.849714][ T1610] __might_resched.cold (kernel/sched/core.c:9234) [ 153.849718][ T1610] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 153.849720][ T1610] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 153.849723][ T1610] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 153.849724][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.849728][ T1610] __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)) [ 153.849732][ T1610] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 153.849734][ T1610] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 153.849738][ T1610] ? 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) [ 153.849740][ T1610] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 153.849742][ T1610] put_chars (drivers/char/virtio_console.c:1176) [ 153.849743][ T1610] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 153.849745][ T1610] ? __send_to_port (drivers/char/virtio_console.c:654) [ 153.849746][ T1610] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 153.849749][ T1610] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 153.849752][ T1610] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 153.849753][ T1610] ? 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) [ 153.849755][ T1610] ? vsnprintf (lib/vsprintf.c:2900) [ 153.849758][ T1610] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 153.849760][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.849761][ T1610] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.849763][ T1610] console_emit_next_record (kernel/printk/printk.c:3183) [ 153.849766][ T1610] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 153.849768][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.849769][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.849771][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.849772][ T1610] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.849774][ T1610] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 153.849776][ T1610] console_flush_one_record (kernel/printk/printk.c:3268) [ 153.849778][ T1610] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 153.849781][ T1610] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 153.849782][ T1610] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.849784][ T1610] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 153.849785][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.849787][ T1610] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 153.849788][ T1610] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 153.849789][ T1610] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 153.849792][ T1610] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 153.849793][ T1610] ? vprintk_emit (kernel/printk/printk.c:2478) [ 153.849795][ T1610] vprintk_emit (kernel/printk/printk.c:2479) [ 153.849799][ T1610] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 153.849801][ T1610] _printk (kernel/printk/printk.c:2504) [ 153.849804][ T1610] ? snapshot_read.cold (user.c:?) [ 153.849806][ T1610] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 153.849810][ T1610] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 153.849811][ T1610] ? br_port_set_promisc (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_if.c:106) bridge [ 153.849823][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.849825][ T1610] ? br_vlan_filter_toggle (./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:919) bridge [ 153.849834][ T1610] br_vlan_filter_toggle.cold (net/bridge/br_vlan.c:920 (discriminator 1)) bridge [ 153.849843][ T1610] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 153.849846][ T1610] br_changelink (net/bridge/br_netlink.c:1363) bridge [ 153.849854][ T1610] ? __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) [ 153.849856][ T1610] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 153.849858][ T1610] ? br_get_size (net/bridge/br_netlink.c:1676) bridge [ 153.849864][ T1610] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 153.849866][ T1610] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 153.849867][ T1610] ? nla_get_range_signed (lib/nlattr.c:270) [ 153.849871][ T1610] __rtnl_newlink (net/core/rtnetlink.c:3865 net/core/rtnetlink.c:4076) [ 153.849873][ T1610] rtnl_newlink (net/core/rtnetlink.c:4215) [ 153.849875][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.849877][ T1610] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 153.849878][ T1610] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.849880][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.849882][ T1610] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 153.849885][ T1610] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 153.849887][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.849889][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.849890][ T1610] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 153.849894][ T1610] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.849895][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.849897][ T1610] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 153.849898][ T1610] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 153.849900][ T1610] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.849901][ T1610] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 153.849903][ T1610] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 153.849906][ T1610] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 153.849909][ T1610] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.849910][ T1610] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 153.849912][ T1610] ? netlink_ack (./include/linux/skbuff.h:2718) [ 153.849913][ T1610] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 153.849915][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.849917][ T1610] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 153.849919][ T1610] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.849921][ T1610] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 153.849922][ T1610] ? next_uptodate_folio (mm/filemap.c:3747) [ 153.849925][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.849927][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.849928][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.849930][ T1610] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 153.849932][ T1610] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 153.849934][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.849936][ T1610] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 153.849937][ T1610] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 153.849939][ T1610] ? copy_msghdr_from_user (net/socket.c:2650) [ 153.849941][ T1610] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 153.849942][ T1610] ? move_addr_to_kernel (net/socket.c:258) [ 153.849944][ T1610] ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961) [ 153.849947][ T1610] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.849949][ T1610] ___sys_sendmsg (net/socket.c:2767) [ 153.849950][ T1610] ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700) [ 153.849952][ T1610] ? copy_msghdr_from_user (net/socket.c:2619) [ 153.849959][ T1610] ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6)) [ 153.849965][ T1610] __sys_sendmsg (net/socket.c:2799) [ 153.849967][ T1610] ? __sys_sendmsg_sock (net/socket.c:2780) [ 153.849969][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.849971][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.849973][ T1610] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 153.849975][ T1610] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 153.849977][ T1610] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 153.849978][ T1610] RIP: 0033:0x7f8ea5eeb54e [ 153.849980][ T1610] 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 [ 153.849982][ T1610] RSP: 002b:00007fff2db38290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 153.849986][ T1610] RAX: ffffffffffffffda RBX: 00007fff2db38a30 RCX: 00007f8ea5eeb54e [ 153.849987][ T1610] RDX: 0000000000000000 RSI: 00007fff2db38340 RDI: 0000000000000005 [ 153.849988][ T1610] RBP: 00007fff2db382a0 R08: 0000000000000000 R09: 0000000000000000 [ 153.849989][ T1610] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b18d Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars