====================================== | [ 8.802529][ T138] softirqs last disabled at (69145): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 8.802532][ T138] Preemption disabled at: | [ 8.802532][ T138] 0x0 | [ 8.802542][ T138] Tainted: [W]=WARN [ 8.802543][ T138] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.802545][ T138] Call Trace: [ 8.802546][ T138] [ 8.802548][ T138] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 8.802553][ T138] __might_resched.cold (kernel/sched/core.c:9234) [ 8.802558][ T138] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 8.802561][ T138] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 8.802566][ T138] __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)) [ 8.802568][ T138] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.802574][ T138] ? 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) [ 8.802577][ T138] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.802580][ T138] put_chars (drivers/char/virtio_console.c:1176) [ 8.802583][ T138] ? __send_to_port (drivers/char/virtio_console.c:654) [ 8.802589][ T138] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 8.802595][ T138] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 8.802598][ T138] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.802607][ T138] console_emit_next_record (kernel/printk/printk.c:3183) [ 8.802610][ T138] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 8.802611][ T138] ? 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)) [ 8.802614][ T138] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.802617][ T138] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.802621][ T138] console_flush_one_record (kernel/printk/printk.c:3268) [ 8.802625][ T138] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 8.802626][ T138] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.802631][ T138] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 8.802633][ T138] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 8.802635][ T138] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.802636][ T138] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 8.802640][ T138] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 8.802642][ T138] ? vprintk_emit (kernel/printk/printk.c:2478) [ 8.802645][ T138] vprintk_emit (kernel/printk/printk.c:2479) [ 8.802648][ T138] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 8.802650][ T138] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.802654][ T138] _printk (kernel/printk/printk.c:2504) [ 8.802658][ T138] ? snapshot_read.cold (user.c:?) [ 8.802660][ T138] ? 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) [ 8.802663][ T138] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 8.802667][ T138] ? 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) [ 8.802670][ T138] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 8.802673][ T138] ? exit_notify (kernel/exit.c:780) [ 8.802675][ T138] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 8.802677][ T138] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.802681][ T138] do_group_exit (kernel/exit.c:1151) [ 8.802684][ T138] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 8.802686][ T138] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 8.802689][ T138] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 8.802692][ T138] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 8.802695][ T138] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 8.802697][ T138] RIP: 0033:0x7f968ee9d1b8 [ 8.802699][ T138] Code: Unable to access opcode bytes at 0x7f968ee9d18e. Code starting with the faulting instruction =========================================== [ 8.802700][ T138] RSP: 002b:00007ffcb52a65d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 8.802702][ T138] RAX: ffffffffffffffda RBX: 00007f968efcdf88 RCX: 00007f968ee9d1b8 [ 8.802704][ T138] RDX: 00007f968ded8b08 RSI: ffffffffffffff98 RDI: 0000000000000000 [ 8.802705][ T138] RBP: 00007ffcb52a6630 R08: 0000000000000000 R09: 00000000000000a0 [ 8.802705][ T138] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000b [ 8.802706][ T138] R13: 0000000000000000 R14: 00007f968efcc680 R15: 00007f968efcdfa0 | [ 9.925918][ T194] softirqs last disabled at (46451): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.925920][ T194] Preemption disabled at: | [ 9.925921][ T194] 0x0 | [ 9.925931][ T194] Tainted: [W]=WARN [ 9.925931][ T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.925933][ T194] Call Trace: [ 9.925935][ T194] [ 9.925936][ T194] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.925941][ T194] __might_resched.cold (kernel/sched/core.c:9234) [ 9.925946][ T194] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.925949][ T194] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.925954][ T194] __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)) [ 9.925956][ T194] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.925962][ T194] ? 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) [ 9.925965][ T194] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.925969][ T194] put_chars (drivers/char/virtio_console.c:1176) [ 9.925971][ T194] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.925978][ T194] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.925985][ T194] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.925988][ T194] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.925992][ T194] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.925996][ T194] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.925997][ T194] ? 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)) [ 9.926000][ T194] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.926003][ T194] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.926007][ T194] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.926011][ T194] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.926012][ T194] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.926017][ T194] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.926020][ T194] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.926021][ T194] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.926023][ T194] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.926027][ T194] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.926029][ T194] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.926031][ T194] vprintk_emit (kernel/printk/printk.c:2479) [ 9.926035][ T194] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.926038][ T194] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.926041][ T194] _printk (kernel/printk/printk.c:2504) [ 9.926045][ T194] ? snapshot_read.cold (user.c:?) [ 9.926048][ T194] ? 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) [ 9.926050][ T194] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.926054][ T194] ? 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) [ 9.926057][ T194] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.926061][ T194] ? exit_notify (kernel/exit.c:780) [ 9.926063][ T194] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.926065][ T194] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.926069][ T194] do_group_exit (kernel/exit.c:1151) [ 9.926072][ T194] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.926074][ T194] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.926077][ T194] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.926081][ T194] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.926084][ T194] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.926086][ T194] RIP: 0033:0x7f9ffd1ba1b8 [ 9.926088][ T194] Code: Unable to access opcode bytes at 0x7f9ffd1ba18e. Code starting with the faulting instruction =========================================== [ 9.926089][ T194] RSP: 002b:00007fffcb016018 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.926091][ T194] RAX: ffffffffffffffda RBX: 00007f9ffd2eaf88 RCX: 00007f9ffd1ba1b8 [ 9.926093][ T194] RDX: 00007f9ffcf04fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.926094][ T194] RBP: 00007fffcb016070 R08: 0000000000000000 R09: 0000000000000000 [ 9.926095][ T194] R10: 00007fffcb015e30 R11: 0000000000000246 R12: 0000000000000001 [ 9.926095][ T194] R13: 0000000000000000 R14: 00007f9ffd2e9680 R15: 00007f9ffd2eafa0 | [ 11.674929][ C2] | [ 11.674929][ C2] | [ 11.674929][ C2] stack backtrace: | [ 11.674935][ C2] Tainted: [W]=WARN [ 11.674936][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.674938][ C2] Call Trace: [ 11.674939][ C2] [ 11.674941][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.674943][ C2] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 11.674946][ C2] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 11.674949][ C2] mark_lock (kernel/locking/lockdep.c:4769) [ 11.674951][ C2] mark_usage (kernel/locking/lockdep.c:4658) [ 11.674952][ C2] __lock_acquire (kernel/locking/lockdep.c:5208) [ 11.674955][ C2] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.674956][ C2] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 11.674958][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.674961][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.674963][ C2] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 11.674964][ C2] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 11.674965][ C2] console_emit_next_record (kernel/printk/printk.c:3177) [ 11.674966][ C2] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.674967][ C2] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 11.674969][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.674970][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.674972][ C2] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.674974][ C2] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.674975][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.674977][ C2] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.674978][ C2] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.674979][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.674980][ C2] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.674982][ C2] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.674985][ C2] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.674986][ C2] vprintk_emit (kernel/printk/printk.c:2479) [ 11.674988][ C2] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.674989][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.674991][ C2] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 11.674993][ C2] _printk (kernel/printk/printk.c:2504) [ 11.674995][ C2] ? snapshot_read.cold (user.c:?) [ 11.674997][ C2] ? get_slot_next (net/sched/sch_netem.c:689 (discriminator 1)) sch_netem [ 11.674999][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.675000][ C2] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.675003][ C2] htb_dequeue_tree.cold (./include/net/pkt_sched.h:291 (discriminator 1) net/sched/sch_htb.c:920 (discriminator 1)) sch_htb [ 11.675005][ C2] ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004) [ 11.675008][ C2] htb_dequeue (net/sched/sch_htb.c:990) sch_htb [ 11.675011][ C2] ? htb_dequeue_tree (net/sched/sch_htb.c:922) sch_htb [ 11.675012][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.675013][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.675015][ C2] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 11.675017][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 11.675018][ C2] ? ktime_get (./include/linux/seqlock.h:75 (discriminator 6) kernel/time/timekeeping.c:1002 (discriminator 6)) [ 11.675020][ C2] dequeue_skb (net/sched/sch_generic.c:322) [ 11.675023][ C2] __qdisc_run (net/sched/sch_generic.c:427 net/sched/sch_generic.c:445) [ 11.675025][ C2] ? sch_direct_xmit (./include/net/sch_generic.h:906 (discriminator 1)) [ 11.675027][ C2] ? 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) [ 11.675029][ C2] ? htb_classify (./include/net/sch_generic.h:675) sch_htb [ 11.675031][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.675032][ C2] __dev_xmit_skb (./include/net/pkt_sched.h:121 ./include/net/pkt_sched.h:118 net/core/dev.c:4345) [ 11.675034][ C2] ? alloc_netdev_dummy (net/core/dev.c:12327) [ 11.675035][ C2] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) [ 11.675038][ C2] __dev_queue_xmit (net/core/dev.c:4884) [ 11.675040][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.675042][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.675043][ C2] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.675045][ C2] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 11.675046][ C2] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 11.675049][ C2] ? eth_header (net/ethernet/eth.c:99) [ 11.675051][ C2] ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611) [ 11.675054][ C2] ip_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv4/ip_output.c:236 (discriminator 3)) [ 11.675055][ C2] ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504) [ 11.675057][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.675059][ C2] ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41)) [ 11.675060][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.675062][ C2] ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437) [ 11.675064][ C2] ? ip_finish_output (./include/linux/cgroup.h:915) [ 11.675065][ C2] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.675067][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.675069][ C2] ? ip4_dst_hoplimit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/route.h:397 (discriminator 2)) [ 11.675070][ C2] __ip_queue_xmit (./include/net/dst.h:470 (discriminator 4) net/ipv4/ip_output.c:131 (discriminator 4) net/ipv4/ip_output.c:533 (discriminator 4)) [ 11.675073][ C2] sctp_packet_transmit (net/sctp/output.c:659) sctp [ 11.675079][ C2] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.675081][ C2] sctp_packet_singleton (net/sctp/outqueue.c:784) sctp [ 11.675087][ C2] ? sctp_inq_set_th_handler (??:?) sctp [ 11.675094][ C2] ? sctp_outq_select_transport (net/sctp/outqueue.c:870) sctp [ 11.675100][ C2] sctp_outq_flush_ctrl (net/sctp/outqueue.c:915) sctp [ 11.675107][ C2] sctp_outq_flush (net/sctp/outqueue.c:1213) sctp [ 11.675112][ C2] ? kasan_quarantine_put (mm/kasan/quarantine.c:234 (discriminator 6)) [ 11.675114][ C2] ? sctp_outq_flush_data (./include/linux/list.h:99) sctp [ 11.675120][ C2] ? trace_kfree (./include/trace/events/kmem.h:97 (discriminator 22)) [ 11.675122][ C2] ? sctp_make_init_ack (net/sctp/sm_make_chunk.c:521) sctp [ 11.675129][ C2] sctp_cmd_interpreter.isra.0 (net/sctp/sm_sideeffect.c:1332) sctp [ 11.675136][ C2] ? sctp_make_init (net/sctp/sm_make_chunk.c:363) sctp [ 11.675142][ C2] ? sctp_generate_t1_cookie_event (net/sctp/sm_sideeffect.c:314) sctp [ 11.675148][ C2] ? sctp_bind_addr_copy (net/sctp/bind_addr.c:476 net/sctp/bind_addr.c:56) sctp [ 11.675155][ C2] sctp_side_effects (net/sctp/sm_sideeffect.c:1204) sctp [ 11.675161][ C2] ? sctp_sf_do_5_1B_init (net/sctp/sm_statefuns.c:445) sctp [ 11.675168][ C2] ? sctp_cmd_interpreter.isra.0 (net/sctp/sm_sideeffect.c:863) sctp [ 11.675174][ C2] ? sctp_sf_do_4_C (net/sctp/sm_statefuns.c:4704 (discriminator 41)) sctp [ 11.675180][ C2] ? _sub_I_65535_1+0x520/0x520 ip6_udp_tunnel [ 11.675182][ C2] sctp_do_sm (net/sctp/sm_sideeffect.c:1175) sctp [ 11.675189][ C2] ? sctp_has_association (??:?) sctp [ 11.675195][ C2] ? sctp_do_8_2_transport_strike.isra.0 (net/sctp/sm_sideeffect.c:612) sctp [ 11.675201][ C2] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 11.675207][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.675208][ C2] ? sctp_endpoint_lookup_assoc (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/sctp/endpointola.c:295 (discriminator 2)) sctp [ 11.675215][ C2] sctp_endpoint_bh_rcv (net/sctp/endpointola.c:412) sctp [ 11.675222][ C2] ? sctp_endpoint_lookup_assoc (net/sctp/endpointola.c:292) sctp [ 11.675231][ C2] sctp_rcv (net/sctp/input.c:243) sctp [ 11.675238][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.675240][ C2] ? __sctp_rcv_lookup (net/sctp/input.c:1360 (discriminator 11)) sctp [ 11.675245][ C2] ? raw_v4_input (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/ipv4/raw.c:202 (discriminator 2)) [ 11.675249][ C2] ? raw_v4_input (./include/linux/rcupdate.h:882 net/ipv4/raw.c:202) [ 11.675250][ C2] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.675253][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.675254][ C2] ? ip_local_deliver_finish (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/ipv4/ip_input.c:240 (discriminator 2)) [ 11.675256][ C2] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207) [ 11.675258][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 11.675259][ C2] ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1)) [ 11.675261][ C2] ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 11.675262][ C2] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 11.675264][ C2] ? ip_rcv_finish_core (./include/linux/skbuff.h:1162 (discriminator 2) ./include/net/route.h:88 (discriminator 2) net/ipv4/ip_input.c:435 (discriminator 2)) [ 11.675266][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 11.675267][ C2] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 11.675269][ C2] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 11.675270][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.675271][ C2] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.675273][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.675275][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 11.675276][ C2] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 11.675278][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.675280][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 11.675281][ C2] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 11.675283][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.675285][ C2] process_backlog (net/core/dev.c:6728) [ 11.675287][ C2] __napi_poll (net/core/dev.c:7787) [ 11.675289][ C2] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 11.675291][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.675293][ C2] ? __napi_poll (./include/net/gro.h:507) [ 11.675296][ C2] ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859) [ 11.675298][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.675300][ C2] handle_softirqs (kernel/softirq.c:645) [ 11.675302][ C2] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 11.675303][ C2] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 11.675305][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.675307][ C2] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 11.675308][ C2] [ 11.675309][ C2] [ 11.675309][ C2] __local_bh_enable_ip (kernel/softirq.c:473) [ 11.675311][ C2] __neigh_event_send (./include/linux/bottom_half.h:33 (discriminator 2) net/core/neighbour.c:1276 (discriminator 2)) [ 11.675313][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4483 (discriminator 1)) [ 11.675315][ C2] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 11.675316][ C2] neigh_resolve_output (./include/net/neighbour.h:480 ./include/net/neighbour.h:486 ./include/net/neighbour.h:484 net/core/neighbour.c:1600) [ 11.675318][ C2] ip_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv4/ip_output.c:236 (discriminator 3)) [ 11.675320][ C2] ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504) [ 11.675321][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.675323][ C2] ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41)) [ 11.675324][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.675326][ C2] ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437) [ 11.675328][ C2] ? ip_finish_output (./include/linux/cgroup.h:915) [ 11.675329][ C2] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.675331][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.675333][ C2] ? ip4_dst_hoplimit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/route.h:397 (discriminator 2)) [ 11.675334][ C2] __ip_queue_xmit (./include/net/dst.h:470 (discriminator 4) net/ipv4/ip_output.c:131 (discriminator 4) net/ipv4/ip_output.c:533 (discriminator 4)) [ 11.675337][ C2] sctp_packet_transmit (net/sctp/output.c:659) sctp [ 11.675343][ C2] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.675345][ C2] sctp_packet_singleton (net/sctp/outqueue.c:784) sctp [ 11.675351][ C2] ? sctp_inq_set_th_handler (??:?) sctp [ 11.675358][ C2] ? sctp_outq_select_transport (net/sctp/outqueue.c:870) sctp [ 11.675364][ C2] sctp_outq_flush_ctrl (net/sctp/outqueue.c:915) sctp [ 11.675370][ C2] ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3)) [ 11.675372][ C2] sctp_outq_flush (net/sctp/outqueue.c:1213) sctp [ 11.675378][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.675379][ C2] ? sctp_outq_flush_data (./include/linux/list.h:99) sctp [ 11.675385][ C2] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 11.675386][ C2] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 11.675388][ C2] sctp_cmd_interpreter.isra.0 (net/sctp/sm_sideeffect.c:1819) sctp [ 11.675394][ C2] ? sctp_make_init (net/sctp/sm_make_chunk.c:367) sctp [ 11.675401][ C2] ? sctp_generate_t1_cookie_event (net/sctp/sm_sideeffect.c:314) sctp [ 11.675407][ C2] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 11.675409][ C2] sctp_side_effects (net/sctp/sm_sideeffect.c:1204) sctp [ 11.675415][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.675417][ C2] ? sctp_cmd_interpreter.isra.0 (net/sctp/sm_sideeffect.c:863) sctp [ 11.675423][ C2] sctp_do_sm (net/sctp/sm_sideeffect.c:1175) sctp [ 11.675430][ C2] ? sctp_cname (net/sctp/debug.c:51 (discriminator 1)) sctp [ 11.675436][ C2] ? sctp_do_8_2_transport_strike.isra.0 (net/sctp/sm_sideeffect.c:612) sctp [ 11.675442][ C2] ? sctp_hash_transport (./include/linux/rcupdate.h:882 ./include/linux/rhashtable.h:856 ./include/linux/rhashtable.h:913 net/sctp/input.c:967) sctp [ 11.675450][ C2] ? sctp_connect_new_asoc (net/sctp/socket.c:1100) sctp [ 11.675457][ C2] ? sctp_bind (net/sctp/socket.c:320) sctp [ 11.675463][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.675465][ C2] sctp_primitive_ASSOCIATE (net/sctp/primitive.c:73 (discriminator 11)) sctp [ 11.675471][ C2] __sctp_connect (net/sctp/socket.c:1235 (discriminator 1)) sctp [ 11.675477][ C2] ? 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) [ 11.675479][ C2] ? sctp_connect_new_asoc (net/sctp/socket.c:1126 (discriminator 1)) sctp [ 11.675485][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.675487][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.675489][ C2] sctp_inet_connect (net/sctp/socket.c:4828 net/sctp/socket.c:4843) sctp [ 11.675495][ C2] __sys_connect (net/socket.c:2141 (discriminator 3) net/socket.c:2166 (discriminator 3) net/socket.c:2183 (discriminator 3)) [ 11.675497][ C2] ? __sys_connect_file (net/socket.c:2141 (discriminator 3)) [ 11.675500][ C2] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 11.675502][ C2] __x64_sys_connect (net/socket.c:2189 net/socket.c:2186 net/socket.c:2186) [ 11.675504][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 11.675505][ C2] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 11.675506][ C2] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.675508][ C2] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.675510][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.675511][ C2] RIP: 0033:0x7f01d6fa154e [ 11.675514][ C2] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 11.675515][ C2] RSP: 002b:00007ffc8ed25de0 EFLAGS: 00000202 ORIG_RAX: 000000000000002a [ 11.675518][ C2] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f01d6fa154e [ 11.675519][ C2] RDX: 0000000000000010 RSI: 00007ffc8ed25e80 RDI: 0000000000000005 [ 11.675520][ C2] RBP: 00007ffc8ed25df0 R08: 0000000000000000 R09: 0000000000000000 [ 11.675521][ C2] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8ed25ff8 [ 11.675522][ C2] R13: 0000000000000006 R14: 00007f01d7172000 R15: 0000000000402e00 | [ 11.675538][ C2] softirqs last disabled at (36523): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 11.675540][ C2] Preemption disabled at: | [ 11.675540][ C2] 0x0 | [ 11.675544][ C2] Tainted: [W]=WARN [ 11.675545][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.675546][ C2] Call Trace: [ 11.675546][ C2] [ 11.675547][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.675548][ C2] __might_resched.cold (kernel/sched/core.c:9234) [ 11.675551][ C2] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.675553][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.675555][ C2] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 11.675556][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.675558][ C2] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.675560][ C2] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 11.675562][ C2] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.675564][ C2] put_chars (drivers/char/virtio_console.c:1176) [ 11.675565][ C2] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.675567][ C2] ? mark_lock (kernel/locking/lockdep.c:4769) [ 11.675569][ C2] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.675572][ C2] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.675573][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.675574][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.675576][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.675578][ C2] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.675579][ C2] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.675580][ C2] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 11.675582][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.675583][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.675585][ C2] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.675586][ C2] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.675587][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.675590][ C2] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.675591][ C2] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.675592][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.675593][ C2] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.675595][ C2] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.675597][ C2] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.675598][ C2] vprintk_emit (kernel/printk/printk.c:2479) [ 11.675600][ C2] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.675601][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.675603][ C2] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 11.675605][ C2] _printk (kernel/printk/printk.c:2504) [ 11.675606][ C2] ? snapshot_read.cold (user.c:?) [ 11.675608][ C2] ? get_slot_next (net/sched/sch_netem.c:689 (discriminator 1)) sch_netem [ 11.675610][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.675615][ C2] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.675618][ C2] htb_dequeue_tree.cold (./include/net/pkt_sched.h:291 (discriminator 1) net/sched/sch_htb.c:920 (discriminator 1)) sch_htb [ 11.675620][ C2] ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004) [ 11.675622][ C2] htb_dequeue (net/sched/sch_htb.c:990) sch_htb [ 11.675624][ C2] ? htb_dequeue_tree (net/sched/sch_htb.c:922) sch_htb [ 11.675626][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.675627][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.675629][ C2] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 11.675630][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 11.675632][ C2] ? ktime_get (./include/linux/seqlock.h:75 (discriminator 6) kernel/time/timekeeping.c:1002 (discriminator 6)) [ 11.675634][ C2] dequeue_skb (net/sched/sch_generic.c:322) [ 11.675636][ C2] __qdisc_run (net/sched/sch_generic.c:427 net/sched/sch_generic.c:445) [ 11.675638][ C2] ? sch_direct_xmit (./include/net/sch_generic.h:906 (discriminator 1)) [ 11.675640][ C2] ? 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) [ 11.675642][ C2] ? htb_classify (./include/net/sch_generic.h:675) sch_htb [ 11.675644][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.675645][ C2] __dev_xmit_skb (./include/net/pkt_sched.h:121 ./include/net/pkt_sched.h:118 net/core/dev.c:4345) [ 11.675647][ C2] ? alloc_netdev_dummy (net/core/dev.c:12327) [ 11.675649][ C2] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) [ 11.675651][ C2] __dev_queue_xmit (net/core/dev.c:4884) [ 11.675653][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.675655][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.675657][ C2] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.675658][ C2] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 11.675660][ C2] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 11.675661][ C2] ? eth_header (net/ethernet/eth.c:99) [ 11.675663][ C2] ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611) [ 11.675665][ C2] ip_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv4/ip_output.c:236 (discriminator 3)) [ 11.675667][ C2] ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504) [ 11.675668][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.675670][ C2] ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41)) [ 11.675671][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.675674][ C2] ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437) [ 11.675675][ C2] ? ip_finish_output (./include/linux/cgroup.h:915) [ 11.675677][ C2] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.675678][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.675680][ C2] ? ip4_dst_hoplimit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/route.h:397 (discriminator 2)) [ 11.675682][ C2] __ip_queue_xmit (./include/net/dst.h:470 (discriminator 4) net/ipv4/ip_output.c:131 (discriminator 4) net/ipv4/ip_output.c:533 (discriminator 4)) [ 11.675684][ C2] sctp_packet_transmit (net/sctp/output.c:659) sctp [ 11.675690][ C2] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.675692][ C2] sctp_packet_singleton (net/sctp/outqueue.c:784) sctp [ 11.675699][ C2] ? sctp_inq_set_th_handler (??:?) sctp [ 11.675705][ C2] ? sctp_outq_select_transport (net/sctp/outqueue.c:870) sctp [ 11.675711][ C2] sctp_outq_flush_ctrl (net/sctp/outqueue.c:915) sctp [ 11.675718][ C2] sctp_outq_flush (net/sctp/outqueue.c:1213) sctp [ 11.675724][ C2] ? kasan_quarantine_put (mm/kasan/quarantine.c:234 (discriminator 6)) [ 11.675725][ C2] ? sctp_outq_flush_data (./include/linux/list.h:99) sctp [ 11.675731][ C2] ? trace_kfree (./include/trace/events/kmem.h:97 (discriminator 22)) [ 11.675733][ C2] ? sctp_make_init_ack (net/sctp/sm_make_chunk.c:521) sctp [ 11.675739][ C2] sctp_cmd_interpreter.isra.0 (net/sctp/sm_sideeffect.c:1332) sctp [ 11.675746][ C2] ? sctp_make_init (net/sctp/sm_make_chunk.c:363) sctp [ 11.675752][ C2] ? sctp_generate_t1_cookie_event (net/sctp/sm_sideeffect.c:314) sctp [ 11.675759][ C2] ? sctp_bind_addr_copy (net/sctp/bind_addr.c:476 net/sctp/bind_addr.c:56) sctp [ 11.675765][ C2] sctp_side_effects (net/sctp/sm_sideeffect.c:1204) sctp [ 11.675771][ C2] ? sctp_sf_do_5_1B_init (net/sctp/sm_statefuns.c:445) sctp [ 11.675777][ C2] ? sctp_cmd_interpreter.isra.0 (net/sctp/sm_sideeffect.c:863) sctp [ 11.675783][ C2] ? sctp_sf_do_4_C (net/sctp/sm_statefuns.c:4704 (discriminator 41)) sctp [ 11.675789][ C2] ? _sub_I_65535_1+0x520/0x520 ip6_udp_tunnel [ 11.675791][ C2] sctp_do_sm (net/sctp/sm_sideeffect.c:1175) sctp [ 11.675797][ C2] ? sctp_has_association (??:?) sctp [ 11.675804][ C2] ? sctp_do_8_2_transport_strike.isra.0 (net/sctp/sm_sideeffect.c:612) sctp [ 11.675809][ C2] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 11.675814][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.675815][ C2] ? sctp_endpoint_lookup_assoc (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/sctp/endpointola.c:295 (discriminator 2)) sctp [ 11.675822][ C2] sctp_endpoint_bh_rcv (net/sctp/endpointola.c:412) sctp [ 11.675828][ C2] ? sctp_endpoint_lookup_assoc (net/sctp/endpointola.c:292) sctp [ 11.675835][ C2] sctp_rcv (net/sctp/input.c:243) sctp [ 11.675841][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.675843][ C2] ? __sctp_rcv_lookup (net/sctp/input.c:1360 (discriminator 11)) sctp [ 11.675849][ C2] ? raw_v4_input (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/ipv4/raw.c:202 (discriminator 2)) [ 11.675851][ C2] ? raw_v4_input (./include/linux/rcupdate.h:882 net/ipv4/raw.c:202) [ 11.675852][ C2] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.675855][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.675856][ C2] ? ip_local_deliver_finish (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/ipv4/ip_input.c:240 (discriminator 2)) [ 11.675858][ C2] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207) [ 11.675860][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 11.675861][ C2] ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1)) [ 11.675863][ C2] ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 11.675864][ C2] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 11.675866][ C2] ? ip_rcv_finish_core (./include/linux/skbuff.h:1162 (discriminator 2) ./include/net/route.h:88 (discriminator 2) net/ipv4/ip_input.c:435 (discriminator 2)) [ 11.675868][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 11.675869][ C2] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 11.675870][ C2] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 11.675872][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.675873][ C2] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.675875][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.675877][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 11.675878][ C2] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 11.675880][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.675881][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 11.675883][ C2] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 11.675885][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.675886][ C2] process_backlog (net/core/dev.c:6728) [ 11.675889][ C2] __napi_poll (net/core/dev.c:7787) [ 11.675891][ C2] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 11.675893][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.675894][ C2] ? __napi_poll (./include/net/gro.h:507) [ 11.675898][ C2] ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859) [ 11.675900][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.675901][ C2] handle_softirqs (kernel/softirq.c:645) [ 11.675904][ C2] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 11.675905][ C2] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 11.675907][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.675908][ C2] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 11.675910][ C2] [ 11.675910][ C2] [ 11.675911][ C2] __local_bh_enable_ip (kernel/softirq.c:473) [ 11.675913][ C2] __neigh_event_send (./include/linux/bottom_half.h:33 (discriminator 2) net/core/neighbour.c:1276 (discriminator 2)) [ 11.675914][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4483 (discriminator 1)) [ 11.675916][ C2] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 11.675918][ C2] neigh_resolve_output (./include/net/neighbour.h:480 ./include/net/neighbour.h:486 ./include/net/neighbour.h:484 net/core/neighbour.c:1600) [ 11.675919][ C2] ip_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv4/ip_output.c:236 (discriminator 3)) [ 11.675921][ C2] ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504) [ 11.675922][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.675924][ C2] ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41)) [ 11.675926][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.675928][ C2] ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437) [ 11.675929][ C2] ? ip_finish_output (./include/linux/cgroup.h:915) [ 11.675931][ C2] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.675932][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.675934][ C2] ? ip4_dst_hoplimit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/route.h:397 (discriminator 2)) [ 11.675936][ C2] __ip_queue_xmit (./include/net/dst.h:470 (discriminator 4) net/ipv4/ip_output.c:131 (discriminator 4) net/ipv4/ip_output.c:533 (discriminator 4)) [ 11.675938][ C2] sctp_packet_transmit (net/sctp/output.c:659) sctp [ 11.675944][ C2] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.675946][ C2] sctp_packet_singleton (net/sctp/outqueue.c:784) sctp [ 11.675952][ C2] ? sctp_inq_set_th_handler (??:?) sctp [ 11.675959][ C2] ? sctp_outq_select_transport (net/sctp/outqueue.c:870) sctp [ 11.675966][ C2] sctp_outq_flush_ctrl (net/sctp/outqueue.c:915) sctp [ 11.675972][ C2] ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3)) [ 11.675973][ C2] sctp_outq_flush (net/sctp/outqueue.c:1213) sctp [ 11.675979][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.675980][ C2] ? sctp_outq_flush_data (./include/linux/list.h:99) sctp [ 11.675986][ C2] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 11.675988][ C2] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 11.675989][ C2] sctp_cmd_interpreter.isra.0 (net/sctp/sm_sideeffect.c:1819) sctp [ 11.675996][ C2] ? sctp_make_init (net/sctp/sm_make_chunk.c:367) sctp [ 11.676002][ C2] ? sctp_generate_t1_cookie_event (net/sctp/sm_sideeffect.c:314) sctp [ 11.676009][ C2] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 11.676011][ C2] sctp_side_effects (net/sctp/sm_sideeffect.c:1204) sctp [ 11.676017][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.676018][ C2] ? sctp_cmd_interpreter.isra.0 (net/sctp/sm_sideeffect.c:863) sctp [ 11.676025][ C2] sctp_do_sm (net/sctp/sm_sideeffect.c:1175) sctp [ 11.676031][ C2] ? sctp_cname (net/sctp/debug.c:51 (discriminator 1)) sctp [ 11.676037][ C2] ? sctp_do_8_2_transport_strike.isra.0 (net/sctp/sm_sideeffect.c:612) sctp [ 11.676043][ C2] ? sctp_hash_transport (./include/linux/rcupdate.h:882 ./include/linux/rhashtable.h:856 ./include/linux/rhashtable.h:913 net/sctp/input.c:967) sctp [ 11.676052][ C2] ? sctp_connect_new_asoc (net/sctp/socket.c:1100) sctp [ 11.676058][ C2] ? sctp_bind (net/sctp/socket.c:320) sctp [ 11.676064][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.676066][ C2] sctp_primitive_ASSOCIATE (net/sctp/primitive.c:73 (discriminator 11)) sctp [ 11.676073][ C2] __sctp_connect (net/sctp/socket.c:1235 (discriminator 1)) sctp [ 11.676080][ C2] ? 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) [ 11.676082][ C2] ? sctp_connect_new_asoc (net/sctp/socket.c:1126 (discriminator 1)) sctp [ 11.676088][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.676089][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.676091][ C2] sctp_inet_connect (net/sctp/socket.c:4828 net/sctp/socket.c:4843) sctp [ 11.676098][ C2] __sys_connect (net/socket.c:2141 (discriminator 3) net/socket.c:2166 (discriminator 3) net/socket.c:2183 (discriminator 3)) [ 11.676099][ C2] ? __sys_connect_file (net/socket.c:2141 (discriminator 3)) [ 11.676102][ C2] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 11.676104][ C2] __x64_sys_connect (net/socket.c:2189 net/socket.c:2186 net/socket.c:2186) [ 11.676106][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 11.676107][ C2] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 11.676108][ C2] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.676110][ C2] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.676112][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.676113][ C2] RIP: 0033:0x7f01d6fa154e [ 11.676114][ C2] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 11.676115][ C2] RSP: 002b:00007ffc8ed25de0 EFLAGS: 00000202 ORIG_RAX: 000000000000002a [ 11.676116][ C2] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f01d6fa154e [ 11.676117][ C2] RDX: 0000000000000010 RSI: 00007ffc8ed25e80 RDI: 0000000000000005 [ 11.676118][ C2] RBP: 00007ffc8ed25df0 R08: 0000000000000000 R09: 0000000000000000 [ 11.676118][ C2] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8ed25ff8 [ 11.676119][ C2] R13: 0000000000000006 R14: 00007f01d7172000 R15: 0000000000402e00 | [ 12.874371][ C2] softirqs last disabled at (410505): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 12.874374][ C2] Preemption disabled at: | [ 12.874374][ C2] 0x0 | [ 12.874382][ C2] Tainted: [W]=WARN [ 12.874383][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.874384][ C2] Call Trace: [ 12.874385][ C2] [ 12.874386][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.874390][ C2] __might_resched.cold (kernel/sched/core.c:9234) [ 12.874394][ C2] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.874396][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.874399][ C2] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 12.874402][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.874405][ C2] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.874408][ C2] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 12.874410][ C2] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.874412][ C2] put_chars (drivers/char/virtio_console.c:1176) [ 12.874414][ C2] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 12.874416][ C2] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.874418][ C2] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 12.874420][ C2] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.874423][ C2] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.874425][ C2] ? 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) [ 12.874427][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.874428][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.874429][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.874430][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.874433][ C2] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.874435][ C2] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.874436][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.874437][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.874438][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.874439][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.874441][ C2] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 12.874442][ C2] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.874444][ C2] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.874446][ C2] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.874447][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.874449][ C2] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.874450][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.874451][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 12.874452][ C2] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.874454][ C2] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 12.874455][ C2] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.874457][ C2] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.874459][ C2] vprintk_emit (kernel/printk/printk.c:2479) [ 12.874460][ C2] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.874462][ C2] _printk (kernel/printk/printk.c:2504) [ 12.874465][ C2] ? snapshot_read.cold (user.c:?) [ 12.874467][ C2] ? dump_mac_header (net/netfilter/nf_log_syslog.c:806 (discriminator 1)) nf_log_syslog [ 12.874470][ C2] nf_log_buf_close (net/netfilter/nf_log.c:336 (discriminator 1)) [ 12.874473][ C2] nf_log_packet (net/netfilter/nf_log.c:260) [ 12.874475][ C2] ? nf_log_trace (net/netfilter/nf_log.c:284) [ 12.874477][ C2] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 12.874481][ C2] ? update_process_times (kernel/time/timer.c:2482) [ 12.874484][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.874485][ C2] ? timerqueue_linked_add (./include/linux/rbtree.h:239 ./include/linux/rbtree.h:281 lib/timerqueue.c:96) [ 12.874488][ C2] ? trace_hrtimer_start (./include/trace/events/timer.h:223 (discriminator 22)) [ 12.874489][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.874490][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.874492][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.874493][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 12.874495][ C2] nft_log_eval (net/netfilter/nft_log.c:60 (discriminator 5)) nft_log [ 12.874497][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.874498][ C2] ? nft_meta_get_eval (net/netfilter/nft_meta.c:384) nf_tables [ 12.874507][ C2] nft_do_chain (net/netfilter/nf_tables_core.c:237 net/netfilter/nf_tables_core.c:285) nf_tables [ 12.874514][ C2] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 12.874516][ C2] ? __mkroute_input (./include/linux/skbuff.h:1235 (discriminator 1) net/ipv4/route.c:1908 (discriminator 1)) [ 12.874518][ C2] ? __nft_trace_verdict (net/netfilter/nf_tables_core.c:128) nf_tables [ 12.874524][ C2] ? nf_conntrack_sctp_packet (./include/linux/spinlock.h:407 net/netfilter/nf_conntrack_proto_sctp.c:531) nf_conntrack [ 12.874530][ C2] ? __mkroute_output (net/ipv4/route.c:2701 (discriminator 4)) [ 12.874534][ C2] nft_do_chain_ipv4 (net/netfilter/nft_chain_filter.c:24) nf_tables [ 12.874540][ C2] ? nf_tables_netdev_event (./include/net/net_namespace.h:422 (discriminator 7)) nf_tables [ 12.874545][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.874546][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.874548][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.874549][ C2] nf_hook_slow (./include/linux/netfilter.h:165 net/netfilter/core.c:619) [ 12.874551][ C2] nf_hook.constprop.0 (./include/linux/netfilter.h:280) [ 12.874553][ C2] ? ip_dst_mtu_maybe_forward.constprop.0 (net/ipv4/route.c:560) [ 12.874555][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.874556][ C2] ? nf_hook.constprop.0 (./include/linux/netfilter.h:285) [ 12.874557][ C2] ? ip_dst_mtu_maybe_forward.constprop.0 (./include/net/ip.h:495) [ 12.874559][ C2] ? ip4_frag_init (ip_fragment.c:?) [ 12.874561][ C2] ip_forward (./include/linux/netfilter.h:323 net/ipv4/ip_forward.c:162) [ 12.874562][ C2] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 12.874564][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 12.874567][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 12.874568][ C2] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 12.874570][ C2] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 12.874571][ C2] ? netif_rx_internal (net/core/dev.c:5781 (discriminator 1)) [ 12.874573][ C2] ? ip_rcv_finish_core (net/ipv4/ip_input.c:390 (discriminator 3)) [ 12.874574][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.874576][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 12.874577][ C2] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 12.874579][ C2] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 12.874581][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.874582][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.874583][ C2] process_backlog (net/core/dev.c:6728) [ 12.874586][ C2] __napi_poll (net/core/dev.c:7787) [ 12.874588][ C2] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 12.874590][ C2] ? __napi_poll (./include/net/gro.h:507) [ 12.874592][ C2] ? __qdisc_run (net/sched/sch_generic.c:427 net/sched/sch_generic.c:445) [ 12.874595][ C2] ? sch_direct_xmit (./include/net/sch_generic.h:906 (discriminator 1)) [ 12.874597][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 12.874599][ C2] ? net_tx_action (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/core/dev.c:5921 (discriminator 2)) [ 12.874600][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.874602][ C2] handle_softirqs (kernel/softirq.c:645) [ 12.874604][ C2] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 12.874606][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 12.874607][ C2] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 12.874609][ C2] irq_exit_rcu (kernel/softirq.c:784) [ 12.874611][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 12.874613][ C2] [ 12.874614][ C2] [ 12.874614][ C2] ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1)) [ 12.874621][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 12.874623][ C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 12.874625][ C2] Code: 48 8b 3d d4 31 10 02 e8 1f 00 00 00 48 2b 05 98 62 b2 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 53 35 29 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 d4 31 10 02 mov 0x21031d4(%rip),%rdi # 0x21031db 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 98 62 b2 00 sub 0xb26298(%rip),%rax # 0xb262ab 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 53 35 29 00 verw 0x293553(%rip) # 0x29357b 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 [ 12.874627][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000246 [ 12.874629][ C2] RAX: 0000000000000002 RBX: ff11000001bf4740 RCX: 0000000000000001 [ 12.874631][ C2] RDX: 0000000000000002 RSI: ffffffffb1e930e0 RDI: ffffffffaf4f4ce7 [ 12.874631][ C2] RBP: 0000000000000000 R08: ffffffffb1a064e1 R09: 1fe2200006a663a2 [ 12.874632][ C2] R10: 0000000000000002 R11: 0000000000000000 R12: 1ff400000002afc3 [ 12.874633][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 12.874634][ C2] ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124) [ 12.874636][ C2] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 12.874638][ C2] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 12.874640][ C2] default_idle_call (kernel/sched/idle.c:122) [ 12.874641][ C2] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 12.874643][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 12.874645][ C2] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 12.874647][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 12.874650][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.874651][ C2] do_idle (kernel/sched/idle.c:355) [ 12.874653][ C2] cpu_startup_entry (kernel/sched/idle.c:454) [ 12.874654][ C2] start_secondary (arch/x86/kernel/smpboot.c:312) [ 12.874656][ C2] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 12.874658][ C2] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 14.606317][ C2] softirqs last disabled at (0): 0x0 | [ 14.606319][ C2] Preemption disabled at: | [ 14.606320][ C2] 0x0 | [ 14.606328][ C2] Tainted: [W]=WARN [ 14.606329][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.606331][ C2] Call Trace: [ 14.606332][ C2] [ 14.606333][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.606338][ C2] __might_resched.cold (kernel/sched/core.c:9234) [ 14.606342][ C2] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 14.606345][ C2] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.606347][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606350][ C2] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 14.606354][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.606357][ C2] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.606361][ C2] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 14.606363][ C2] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.606365][ C2] put_chars (drivers/char/virtio_console.c:1176) [ 14.606367][ C2] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.606369][ C2] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 14.606371][ C2] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.606374][ C2] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.606376][ C2] ? vsnprintf (lib/vsprintf.c:2900) [ 14.606379][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.606381][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606382][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606384][ C2] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.606386][ C2] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.606387][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606388][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606389][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606390][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.606393][ C2] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 14.606394][ C2] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.606395][ C2] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.606397][ C2] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.606399][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.606400][ C2] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.606401][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606402][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 14.606404][ C2] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.606405][ C2] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 14.606407][ C2] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.606409][ C2] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.606411][ C2] vprintk_emit (kernel/printk/printk.c:2479) [ 14.606413][ C2] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.606414][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606415][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.606418][ C2] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 14.606420][ C2] _printk (kernel/printk/printk.c:2504) [ 14.606423][ C2] ? snapshot_read.cold (user.c:?) [ 14.606426][ C2] ? get_slot_next (net/sched/sch_netem.c:689 (discriminator 1)) sch_netem [ 14.606429][ C2] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 14.606432][ C2] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 14.606433][ C2] htb_dequeue_tree.cold (./include/net/pkt_sched.h:291 (discriminator 1) net/sched/sch_htb.c:920 (discriminator 1)) sch_htb [ 14.606436][ C2] ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004) [ 14.606440][ C2] htb_dequeue (net/sched/sch_htb.c:990) sch_htb [ 14.606443][ C2] ? htb_dequeue_tree (net/sched/sch_htb.c:922) sch_htb [ 14.606444][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606445][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.606447][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606448][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.606449][ C2] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 14.606450][ C2] dequeue_skb (net/sched/sch_generic.c:322) [ 14.606455][ C2] __qdisc_run (net/sched/sch_generic.c:427 net/sched/sch_generic.c:445) [ 14.606457][ C2] ? sch_direct_xmit (./include/net/sch_generic.h:906 (discriminator 1)) [ 14.606459][ C2] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 14.606461][ C2] ? htb_classify (./include/net/sch_generic.h:675) sch_htb [ 14.606463][ C2] ? sctp_outq_flush (net/sctp/outqueue.c:1213) sctp [ 14.606474][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606475][ C2] __dev_xmit_skb (./include/net/pkt_sched.h:121 ./include/net/pkt_sched.h:118 net/core/dev.c:4345) [ 14.606479][ C2] ? alloc_netdev_dummy (net/core/dev.c:12327) [ 14.606481][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606482][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.606484][ C2] __dev_queue_xmit (net/core/dev.c:4884) [ 14.606486][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606487][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.606488][ C2] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 14.606490][ C2] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 14.606491][ C2] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 14.606494][ C2] ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3)) [ 14.606497][ C2] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 14.606499][ C2] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 14.606501][ C2] ? eth_header (net/ethernet/eth.c:99) [ 14.606503][ C2] ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611) [ 14.606506][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.606507][ C2] neigh_update_process_arp_queue (net/core/neighbour.c:1339 (discriminator 3)) [ 14.606510][ C2] ? __neigh_notify (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/core/neighbour.c:3582 (discriminator 2)) [ 14.606511][ C2] ? neigh_managed_work (./include/linux/workqueue.h:715 net/core/neighbour.c:1667) [ 14.606513][ C2] __neigh_update (net/core/neighbour.c:1522) [ 14.606516][ C2] arp_process (net/ipv4/arp.c:936 (discriminator 3)) [ 14.606519][ C2] ? arp_send (./include/linux/skbuff.h:1217) [ 14.606520][ C2] ? trace_pelt_cfs_tp (./include/trace/events/sched.h:833 (discriminator 22)) [ 14.606522][ C2] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 14.606524][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606525][ C2] ? __update_load_avg_cfs_rq (kernel/sched/pelt.c:329) [ 14.606527][ C2] ? trace_pelt_se_tp (./include/trace/events/sched.h:853 (discriminator 22)) [ 14.606529][ C2] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 14.606530][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 14.606532][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 14.606533][ C2] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 14.606535][ C2] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 14.606537][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606538][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606540][ C2] process_backlog (net/core/dev.c:6728) [ 14.606542][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.606544][ C2] __napi_poll (net/core/dev.c:7787) [ 14.606546][ C2] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 14.606548][ C2] ? __napi_poll (./include/net/gro.h:507) [ 14.606550][ C2] ? do_raw_spin_lock (kernel/locking/spinlock_debug.c:88 (discriminator 3) kernel/locking/spinlock_debug.c:115 (discriminator 3)) [ 14.606551][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606552][ C2] ? timerqueue_linked_add (./include/linux/rbtree.h:239 ./include/linux/rbtree.h:281 lib/timerqueue.c:96) [ 14.606555][ C2] ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859) [ 14.606557][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606559][ C2] handle_softirqs (kernel/softirq.c:645) [ 14.606561][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606563][ C2] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 14.606564][ C2] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 14.606566][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606567][ C2] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 14.606569][ C2] [ 14.606569][ C2] [ 14.606570][ C2] __local_bh_enable_ip (kernel/softirq.c:473) [ 14.606572][ C2] __neigh_event_send (./include/linux/bottom_half.h:33 (discriminator 2) net/core/neighbour.c:1276 (discriminator 2)) [ 14.606574][ C2] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 14.606575][ C2] neigh_resolve_output (./include/net/neighbour.h:480 ./include/net/neighbour.h:486 ./include/net/neighbour.h:484 net/core/neighbour.c:1600) [ 14.606577][ C2] ip_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv4/ip_output.c:236 (discriminator 3)) [ 14.606580][ C2] ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:850 ./include/net/ip.h:475) [ 14.606581][ C2] ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504) [ 14.606583][ C2] ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41)) [ 14.606584][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606586][ C2] ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437) [ 14.606588][ C2] ? ip_finish_output (./include/linux/cgroup.h:915) [ 14.606589][ C2] ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 14.606591][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606592][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.606593][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606595][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 14.606596][ C2] __ip_queue_xmit (./include/net/dst.h:470 (discriminator 4) net/ipv4/ip_output.c:131 (discriminator 4) net/ipv4/ip_output.c:533 (discriminator 4)) [ 14.606599][ C2] sctp_packet_transmit (net/sctp/output.c:659) sctp [ 14.606607][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606608][ C2] sctp_packet_singleton (net/sctp/outqueue.c:784) sctp [ 14.606614][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 14.606616][ C2] ? sctp_inq_set_th_handler (??:?) sctp [ 14.606627][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 14.606630][ C2] ? sctp_outq_select_transport (net/sctp/outqueue.c:870) sctp [ 14.606635][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.606637][ C2] sctp_outq_flush_ctrl (net/sctp/outqueue.c:915) sctp [ 14.606643][ C2] ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3)) [ 14.606645][ C2] sctp_outq_flush (net/sctp/outqueue.c:1213) sctp [ 14.606651][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606652][ C2] ? sctp_outq_flush_data (./include/linux/list.h:99) sctp [ 14.606658][ C2] ? add_timer_on (kernel/time/timer.c:925 (discriminator 5)) [ 14.606660][ C2] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 14.606661][ C2] sctp_cmd_interpreter.isra.0 (net/sctp/sm_sideeffect.c:1819) sctp [ 14.606670][ C2] ? sctp_make_init (net/sctp/sm_make_chunk.c:367) sctp [ 14.606677][ C2] ? sctp_generate_t1_cookie_event (net/sctp/sm_sideeffect.c:314) sctp [ 14.606684][ C2] sctp_side_effects (net/sctp/sm_sideeffect.c:1204) sctp [ 14.606690][ C2] ? sctp_cmd_interpreter.isra.0 (net/sctp/sm_sideeffect.c:863) sctp [ 14.606697][ C2] ? sctp_v4_xmit (./include/net/dst.h:170) sctp [ 14.606704][ C2] sctp_do_sm (net/sctp/sm_sideeffect.c:1175) sctp [ 14.606711][ C2] ? sctp_cname (net/sctp/debug.c:51 (discriminator 1)) sctp [ 14.606718][ C2] ? sctp_do_8_2_transport_strike.isra.0 (net/sctp/sm_sideeffect.c:612) sctp [ 14.606724][ C2] ? sctp_hash_transport (./include/linux/rcupdate.h:882 ./include/linux/rhashtable.h:856 ./include/linux/rhashtable.h:913 net/sctp/input.c:967) sctp [ 14.606733][ C2] ? sctp_connect_new_asoc (net/sctp/socket.c:1100) sctp [ 14.606740][ C2] ? sctp_bind (net/sctp/socket.c:320) sctp [ 14.606746][ C2] ? print_one_line (kernel/trace/blktrace.c:1456 (discriminator 1) kernel/trace/blktrace.c:1671 (discriminator 1) kernel/trace/blktrace.c:1749 (discriminator 1)) [ 14.606748][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.606750][ C2] sctp_primitive_ASSOCIATE (net/sctp/primitive.c:73 (discriminator 11)) sctp [ 14.606756][ C2] __sctp_connect (net/sctp/socket.c:1235 (discriminator 1)) sctp [ 14.606763][ C2] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 14.606765][ C2] ? sctp_connect_new_asoc (net/sctp/socket.c:1126 (discriminator 1)) sctp [ 14.606770][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.606773][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.606774][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.606775][ C2] sctp_inet_connect (net/sctp/socket.c:4828 net/sctp/socket.c:4843) sctp [ 14.606781][ C2] __sys_connect (net/socket.c:2141 (discriminator 3) net/socket.c:2166 (discriminator 3) net/socket.c:2183 (discriminator 3)) [ 14.606785][ C2] ? __sys_connect_file (net/socket.c:2141 (discriminator 3)) [ 14.606788][ C2] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 14.606791][ C2] __x64_sys_connect (net/socket.c:2189 net/socket.c:2186 net/socket.c:2186) [ 14.606792][ C2] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 14.606794][ C2] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.606795][ C2] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 14.606798][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.606799][ C2] RIP: 0033:0x7f154f86654e [ 14.606801][ C2] 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 [ 14.606803][ C2] RSP: 002b:00007ffc0eb4a350 EFLAGS: 00000202 ORIG_RAX: 000000000000002a [ 14.606807][ C2] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f154f86654e [ 14.606808][ C2] RDX: 0000000000000010 RSI: 00007ffc0eb4a3f0 RDI: 0000000000000005 [ 14.606809][ C2] RBP: 00007ffc0eb4a360 R08: 0000000000000000 R09: 0000000000000000 [ 14.606810][ C2] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0eb4a568 Finger prints: __kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable do_softirq:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print