====================================== | [ 9.264148][ T187] softirqs last disabled at (0): 0x0 | [ 9.264151][ T187] Preemption disabled at: | [ 9.264152][ T187] 0x0 | [ 9.264162][ T187] Tainted: [W]=WARN [ 9.264164][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.264166][ T187] Call Trace: [ 9.264168][ T187] [ 9.264170][ T187] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.264177][ T187] __might_resched.cold (kernel/sched/core.c:9234) [ 9.264182][ T187] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.264186][ T187] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 9.264190][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.264195][ T187] __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)) [ 9.264199][ T187] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.264203][ T187] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.264208][ T187] ? 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) [ 9.264210][ T187] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.264213][ T187] put_chars (drivers/char/virtio_console.c:1176) [ 9.264216][ T187] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.264219][ T187] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 9.264223][ T187] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.264228][ T187] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.264231][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.264233][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.264237][ T187] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.264240][ T187] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.264243][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.264246][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.264248][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.264251][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.264254][ T187] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 9.264256][ T187] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.264260][ T187] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.264264][ T187] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.264269][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.264272][ T187] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.264274][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.264277][ T187] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 9.264279][ T187] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.264281][ T187] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 9.264284][ T187] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.264287][ T187] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.264290][ T187] vprintk_emit (kernel/printk/printk.c:2479) [ 9.264294][ T187] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.264301][ T187] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 9.264303][ T187] ? forget_original_parent (kernel/exit.c:635 kernel/exit.c:740) [ 9.264307][ T187] _printk (kernel/printk/printk.c:2504) [ 9.264311][ T187] ? snapshot_read.cold (user.c:?) [ 9.264314][ T187] ? 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) [ 9.264317][ T187] ? 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) [ 9.264320][ T187] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.264323][ T187] ? 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) [ 9.264325][ T187] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.264329][ T187] ? exit_notify (kernel/exit.c:780) [ 9.264332][ T187] ? posixtimer_sig_unignore.isra.0 (kernel/signal.c:1971 (discriminator 3)) [ 9.264335][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.264339][ T187] do_group_exit (kernel/exit.c:1151) [ 9.264341][ T187] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.264344][ T187] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.264346][ T187] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.264350][ T187] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.264354][ T187] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.264357][ T187] RIP: 0033:0x7fa3ba29e1b8 [ 9.264359][ T187] Code: Unable to access opcode bytes at 0x7fa3ba29e18e. Code starting with the faulting instruction =========================================== [ 9.264361][ T187] RSP: 002b:00007ffe8646f408 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.264366][ T187] RAX: ffffffffffffffda RBX: 00007fa3ba3cef88 RCX: 00007fa3ba29e1b8 [ 9.264368][ T187] RDX: 00007fa3b9fe8fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.264369][ T187] RBP: 00007ffe8646f460 R08: 0000000000000000 R09: 0000000000008010 [ 9.264371][ T187] R10: 00007ffe8646f220 R11: 0000000000000246 R12: 0000000000000001 [ 9.264372][ T187] R13: 0000000000000000 R14: 00007fa3ba3cd680 R15: 00007fa3ba3cefa0 | [ 10.626795][ T246] softirqs last disabled at (0): 0x0 | [ 10.626797][ T246] Preemption disabled at: | [ 10.626797][ T246] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.626809][ T246] Tainted: [W]=WARN [ 10.626810][ T246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.626812][ T246] Call Trace: [ 10.626813][ T246] [ 10.626815][ T246] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.626820][ T246] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.626822][ T246] __might_resched.cold (kernel/sched/core.c:9234) [ 10.626826][ T246] ? __module_address (kernel/module/main.c:3915) [ 10.626830][ T246] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.626833][ T246] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 10.626834][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.626838][ T246] __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)) [ 10.626841][ T246] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.626844][ T246] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.626848][ T246] ? 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) [ 10.626849][ T246] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.626851][ T246] put_chars (drivers/char/virtio_console.c:1176) [ 10.626853][ T246] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 10.626855][ T246] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.626856][ T246] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 10.626859][ T246] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.626863][ T246] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.626864][ T246] ? 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) [ 10.626866][ T246] ? vsnprintf (lib/vsprintf.c:2900) [ 10.626869][ T246] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.626871][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.626873][ T246] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.626875][ T246] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.626877][ T246] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.626879][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.626881][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.626883][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.626884][ T246] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.626886][ T246] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 10.626888][ T246] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.626890][ T246] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.626893][ T246] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.626895][ T246] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.626896][ T246] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.626898][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.626900][ T246] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.626901][ T246] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.626903][ T246] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 10.626905][ T246] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.626907][ T246] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.626909][ T246] vprintk_emit (kernel/printk/printk.c:2479) [ 10.626911][ T246] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.626913][ T246] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.626915][ T246] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 10.626918][ T246] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.626919][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.626921][ T246] _printk (kernel/printk/printk.c:2504) [ 10.626925][ T246] ? snapshot_read.cold (user.c:?) [ 10.626927][ T246] ? br_multicast_flood (??:?) bridge [ 10.626939][ T246] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 10.626942][ T246] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 10.626943][ T246] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.626945][ T246] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 10.626954][ T246] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 10.626961][ T246] new_nbp (net/bridge/br_if.c:449) bridge [ 10.626969][ T246] br_add_if (net/bridge/br_if.c:592) bridge [ 10.626975][ T246] ? bpf_address_lookup (kernel/bpf/core.c:730) [ 10.626979][ T246] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 10.626980][ T246] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 10.626983][ T246] ? __kernel_text_address (kernel/extable.c:79) [ 10.626985][ T246] do_set_master (net/core/rtnetlink.c:3071) [ 10.626988][ T246] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 10.626989][ T246] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 10.626991][ T246] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 10.626992][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.626994][ T246] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 10.626998][ T246] ? kasan_save_stack (mm/kasan/common.c:58) [ 10.627001][ T246] ? kasan_save_stack (mm/kasan/common.c:57) [ 10.627003][ T246] ? kasan_save_track (mm/kasan/common.c:78) [ 10.627004][ T246] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 10.627006][ T246] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 10.627008][ T246] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 10.627009][ T246] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.627010][ T246] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.627012][ T246] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.627014][ T246] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.627015][ T246] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 10.627018][ T246] ? ___sys_sendmsg (net/socket.c:2767) [ 10.627020][ T246] ? __sys_sendmsg (net/socket.c:2799) [ 10.627022][ T246] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.627023][ T246] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.627026][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.627028][ T246] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.627030][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.627031][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.627033][ T246] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 10.627036][ T246] ? __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) [ 10.627038][ T246] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 10.627039][ T246] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 10.627041][ T246] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 10.627042][ T246] ? nla_get_range_signed (lib/nlattr.c:270) [ 10.627044][ T246] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 10.627046][ T246] rtnl_newlink (net/core/rtnetlink.c:4215) [ 10.627048][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.627050][ T246] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.627051][ T246] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.627053][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.627055][ T246] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 10.627056][ T246] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 10.627058][ T246] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 10.627060][ T246] ? __kernel_text_address (kernel/extable.c:79) [ 10.627061][ T246] ? write_profile (profile.c:?) [ 10.627062][ T246] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 10.627065][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.627066][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.627068][ T246] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.627072][ T246] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.627073][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.627075][ T246] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.627076][ T246] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.627078][ T246] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.627079][ T246] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 10.627081][ T246] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 10.627083][ T246] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.627085][ T246] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.627086][ T246] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.627088][ T246] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.627089][ T246] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 10.627091][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.627093][ T246] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.627095][ T246] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.627097][ T246] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.627099][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.627100][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.627102][ T246] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.627104][ T246] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.627106][ T246] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 10.627108][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.627110][ T246] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.627111][ T246] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 10.627113][ T246] ? copy_msghdr_from_user (net/socket.c:2650) [ 10.627115][ T246] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 10.627116][ T246] ? move_addr_to_kernel (net/socket.c:258) [ 10.627118][ T246] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 10.627120][ T246] ___sys_sendmsg (net/socket.c:2767) [ 10.627122][ T246] ? copy_msghdr_from_user (net/socket.c:2619) [ 10.627127][ T246] __sys_sendmsg (net/socket.c:2799) [ 10.627129][ T246] ? __sys_sendmsg_sock (net/socket.c:2780) [ 10.627132][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.627134][ T246] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.627135][ T246] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.627137][ T246] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.627139][ T246] RIP: 0033:0x7f1c5028b54e [ 10.627141][ T246] 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 [ 10.627142][ T246] RSP: 002b:00007ffd78754920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.627146][ T246] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1c5028b54e [ 10.627148][ T246] RDX: 0000000000000000 RSI: 00007ffd787549d0 RDI: 0000000000000005 [ 10.627149][ T246] RBP: 00007ffd78754930 R08: 0000000000000000 R09: 0000000000000000 [ 10.627149][ T246] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912c09 [ 10.627150][ T246] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd78755090 | [ 16.565103][ T309] softirqs last disabled at (0): 0x0 | [ 16.565105][ T309] Preemption disabled at: | [ 16.565106][ T309] vprintk_emit (kernel/printk/printk.c:2471) | [ 16.565121][ T309] Tainted: [W]=WARN [ 16.565122][ T309] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.565124][ T309] Call Trace: [ 16.565126][ T309] [ 16.565128][ T309] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.565134][ T309] ? vprintk_emit (kernel/printk/printk.c:2471) [ 16.565137][ T309] __might_resched.cold (kernel/sched/core.c:9234) [ 16.565142][ T309] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 16.565144][ T309] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.565149][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.565153][ 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)) [ 16.565158][ T309] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.565161][ T309] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.565166][ 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) [ 16.565169][ T309] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.565171][ T309] put_chars (drivers/char/virtio_console.c:1176) [ 16.565174][ T309] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.565177][ T309] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 16.565181][ T309] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.565186][ T309] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.565187][ T309] ? vsnprintf (lib/vsprintf.c:2900) [ 16.565192][ T309] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.565194][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.565197][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.565200][ T309] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.565204][ T309] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.565207][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.565209][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.565212][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.565214][ T309] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.565217][ T309] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 16.565220][ T309] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.565223][ T309] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.565227][ T309] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.565230][ T309] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.565232][ T309] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.565234][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.565237][ T309] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 16.565239][ T309] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.565241][ T309] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 16.565244][ T309] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.565247][ T309] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.565250][ T309] vprintk_emit (kernel/printk/printk.c:2479) [ 16.565254][ T309] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.565256][ T309] ? netdev_run_todo (net/core/dev.c:11776) [ 16.565262][ T309] ? mirred_device_event (net/sched/act_mirred.c:559 (discriminator 1)) act_mirred [ 16.565266][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.565272][ T309] ? 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 [ 16.565275][ T309] _printk (kernel/printk/printk.c:2504) [ 16.565280][ T309] ? snapshot_read.cold (user.c:?) [ 16.565282][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.565285][ T309] ? 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 [ 16.565287][ T309] ? __up_write (kernel/locking/rwsem.c:1415) [ 16.565290][ T309] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 16.565291][ T309] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 16.565294][ T309] ? __up_write (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:3390 kernel/locking/rwsem.c:1417) [ 16.565296][ T309] mirred_init_module (net/sched/act_mirred.c:508) act_mirred [ 16.565300][ T309] do_one_initcall (init/main.c:1357) [ 16.565303][ T309] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 16.565307][ T309] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 16.565310][ T309] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 16.565314][ T309] do_init_module (kernel/module/main.c:3117) [ 16.565318][ T309] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 16.565321][ T309] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 16.565325][ T309] load_module (kernel/module/main.c:3593) [ 16.565330][ T309] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 16.565340][ T309] ? __ia32_sys_fsconfig (??:?) [ 16.565343][ T309] ? ovl_real_file (fs/overlayfs/file.c:195) [ 16.565347][ T309] ? backing_file_read_iter (fs/backing-file.c:211) [ 16.565352][ T309] init_module_from_file (kernel/module/main.c:3790) [ 16.565355][ T309] ? __do_sys_init_module (kernel/module/main.c:3664) [ 16.565358][ T309] ? ovl_mmap (fs/overlayfs/file.c:477) [ 16.565362][ T309] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.565365][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.565368][ T309] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 16.565370][ 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) [ 16.565372][ T309] idempotent_init_module (kernel/module/main.c:3802) [ 16.565376][ T309] ? init_module_from_file (kernel/module/main.c:3791) [ 16.565380][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.565383][ T309] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 16.565388][ T309] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 16.565390][ T309] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.565394][ T309] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 16.565397][ T309] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 16.565400][ T309] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.565403][ T309] RIP: 0033:0x7f0b0a38537d [ 16.565406][ T309] 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 [ 16.565409][ T309] RSP: 002b:00007ffd0cfdd688 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 16.565414][ T309] RAX: ffffffffffffffda RBX: 00005642d6d13810 RCX: 00007f0b0a38537d [ 16.565416][ T309] RDX: 0000000000000000 RSI: 00005642a99ecffd RDI: 0000000000000000 [ 16.565417][ T309] RBP: 00007ffd0cfdd720 R08: 0000000000000000 R09: 0000000000000000 [ 16.565419][ T309] R10: 0000000000000000 R11: 0000000000000246 R12: 00005642a99ecffd [ 16.565420][ T309] R13: 00005642d6d13960 R14: 0000000000040000 R15: 0000000000000000 | [ 43.215714][ T497] softirqs last disabled at (0): 0x0 | [ 43.215716][ T497] Preemption disabled at: | [ 43.215716][ T497] 0x0 | [ 43.215725][ T497] Tainted: [W]=WARN [ 43.215726][ T497] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.215728][ T497] Call Trace: [ 43.215729][ T497] [ 43.215730][ T497] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 43.215736][ T497] __might_resched.cold (kernel/sched/core.c:9234) [ 43.215740][ T497] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 43.215744][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.215748][ T497] __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)) [ 43.215752][ T497] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.215754][ T497] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.215758][ T497] ? 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) [ 43.215760][ T497] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.215762][ T497] put_chars (drivers/char/virtio_console.c:1176) [ 43.215764][ T497] ? __send_to_port (drivers/char/virtio_console.c:654) [ 43.215766][ T497] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 43.215769][ T497] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 43.215772][ T497] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 43.215775][ T497] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.215776][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.215778][ T497] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.215781][ T497] console_emit_next_record (kernel/printk/printk.c:3183) [ 43.215783][ T497] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 43.215785][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.215787][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.215788][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.215790][ T497] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.215792][ T497] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 43.215794][ T497] console_flush_one_record (kernel/printk/printk.c:3268) [ 43.215796][ T497] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 43.215799][ T497] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 43.215801][ T497] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.215802][ T497] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 43.215804][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.215806][ T497] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 43.215807][ T497] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 43.215809][ T497] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 43.215811][ T497] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 43.215813][ T497] ? vprintk_emit (kernel/printk/printk.c:2478) [ 43.215815][ T497] vprintk_emit (kernel/printk/printk.c:2479) [ 43.215817][ T497] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 43.215819][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.215821][ T497] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.215824][ T497] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 43.215825][ T497] _printk (kernel/printk/printk.c:2504) [ 43.215828][ T497] ? snapshot_read.cold (user.c:?) [ 43.215831][ T497] ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792) [ 43.215835][ T497] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 43.215851][ T497] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge [ 43.215862][ T497] br_device_event (net/bridge/br.c:111) bridge [ 43.215872][ T497] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 43.215876][ T497] ? _sub_I_65535_1+0x4d0/0x4d0 stp [ 43.215878][ T497] ? addrconf_notify (net/ipv6/addrconf.c:3812) [ 43.215881][ T497] notifier_call_chain (kernel/notifier.c:85) [ 43.215884][ T497] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855) [ 43.215888][ T497] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.215890][ T497] ? netif_change_name (net/core/dev.c:1517) [ 43.215892][ T497] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 43.215894][ T497] ? __kernel_text_address (kernel/extable.c:79) [ 43.215896][ T497] ? write_profile (profile.c:?) [ 43.215899][ T497] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 43.215902][ T497] netif_change_flags (net/core/dev.c:9882) [ 43.215904][ T497] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 43.215907][ T497] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 43.215909][ T497] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 43.215910][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.215912][ T497] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 43.215915][ T497] ? kasan_save_stack (mm/kasan/common.c:58) [ 43.215918][ T497] ? kasan_save_stack (mm/kasan/common.c:57) [ 43.215920][ T497] ? kasan_save_track (mm/kasan/common.c:78) [ 43.215921][ T497] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 43.215923][ T497] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 43.215925][ T497] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 43.215926][ T497] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 43.215927][ T497] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 43.215930][ T497] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 43.215931][ T497] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 43.215932][ T497] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 43.215935][ T497] ? ___sys_sendmsg (net/socket.c:2767) [ 43.215936][ T497] ? __sys_sendmsg (net/socket.c:2799) [ 43.215938][ T497] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 43.215940][ T497] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 43.215942][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.215944][ T497] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.215946][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.215947][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.215949][ T497] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 43.215952][ T497] ? __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) [ 43.215954][ T497] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 43.215955][ T497] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 43.215957][ T497] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 43.215959][ T497] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 43.215961][ T497] rtnl_newlink (net/core/rtnetlink.c:4215) [ 43.215963][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.215965][ T497] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 43.215966][ T497] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.215968][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.215970][ T497] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 43.215973][ T497] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 43.215975][ T497] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 43.215976][ T497] ? __kernel_text_address (kernel/extable.c:79) [ 43.215977][ T497] ? write_profile (profile.c:?) [ 43.215978][ T497] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 43.215980][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.215982][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.215983][ T497] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 43.215987][ T497] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.215989][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.215990][ T497] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 43.215992][ T497] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 43.215993][ T497] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 43.215995][ T497] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 43.215996][ T497] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 43.215999][ T497] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 43.216000][ T497] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 43.216002][ T497] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 43.216003][ T497] ? netlink_ack (./include/linux/skbuff.h:2718) [ 43.216005][ T497] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 43.216007][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.216009][ T497] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 43.216011][ T497] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 43.216013][ T497] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 43.216015][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.216016][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.216018][ T497] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.216020][ T497] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 43.216022][ T497] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 43.216024][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.216026][ T497] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 43.216028][ T497] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 43.216029][ T497] ? copy_msghdr_from_user (net/socket.c:2650) [ 43.216031][ T497] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 43.216032][ T497] ? move_addr_to_kernel (net/socket.c:258) [ 43.216034][ T497] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 43.216037][ T497] ___sys_sendmsg (net/socket.c:2767) [ 43.216038][ T497] ? copy_msghdr_from_user (net/socket.c:2619) [ 43.216043][ T497] __sys_sendmsg (net/socket.c:2799) [ 43.216045][ T497] ? __sys_sendmsg_sock (net/socket.c:2780) [ 43.216048][ T497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.216050][ T497] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 43.216052][ T497] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 43.216054][ T497] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 43.216056][ T497] RIP: 0033:0x7f763a2d154e [ 43.216058][ T497] 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 [ 43.216059][ T497] RSP: 002b:00007fff2c9856b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 43.216064][ T497] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f763a2d154e [ 43.216065][ T497] RDX: 0000000000000000 RSI: 00007fff2c985760 RDI: 0000000000000005 [ 43.216066][ T497] RBP: 00007fff2c9856c0 R08: 0000000000000000 R09: 0000000000000000 [ 43.216067][ T497] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912c2a Finger prints: vprintk_emit: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