[ 10.067136][ T174] sctp: Hash tables configured (bind 32/56) [ 10.067155][ T174] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.067157][ T174] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 174, name: modprobe [ 10.067159][ T174] preempt_count: 1, expected: 0 [ 10.067160][ T174] RCU nest depth: 0, expected: 0 [ 10.067161][ T174] locks held by modprobe/174: 4, last CPU#0: [ 10.067163][ T174] #0: ffffffff92f6a440 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.067175][ T174] #1: ffffffff92f6a4b8 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.067178][ T174] #2: ffffffff92e89de0 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.067182][ T174] #3: ffffffff92e89ce0 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.067187][ T174] irq event stamp: 126104 [ 10.067188][ T174] hardirqs last enabled at (126103): [] __down_trylock_console_sem+0x86/0xa0 [ 10.067192][ T174] hardirqs last disabled at (126104): [] console_emit_next_record+0x3d4/0x4c0 [ 10.067193][ T174] softirqs last enabled at (125438): [] handle_softirqs+0x67c/0x900 [ 10.067196][ T174] softirqs last disabled at (125279): [] __irq_exit_rcu+0x145/0x1c0 [ 10.067199][ T174] Preemption disabled at: [ 10.067199][ T174] [] vprintk_emit+0x31b/0x3e0 [ 10.067205][ T174] CPU: 0 UID: 0 PID: 174 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.067208][ T174] Tainted: [W]=WARN [ 10.067209][ T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.067211][ T174] Call Trace: [ 10.067212][ T174] [ 10.067213][ T174] dump_stack_lvl+0x6f/0xa0 [ 10.067218][ T174] ? vprintk_emit+0x31b/0x3e0 [ 10.067220][ T174] __might_resched.cold+0x1fe/0x2c1 [ 10.067225][ T174] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.067228][ T174] ? __kmalloc_noprof+0xdb/0x760 [ 10.067233][ T174] __kmalloc_noprof+0x443/0x760 [ 10.067235][ T174] ? alloc_buf.isra.0+0x4b/0x260 [ 10.067241][ T174] ? do_raw_spin_unlock+0x59/0x250 [ 10.067244][ T174] alloc_buf.isra.0+0x4b/0x260 [ 10.067248][ T174] put_chars+0x1e1/0x2f0 [ 10.067250][ T174] ? __send_to_port+0x420/0x420 [ 10.067252][ T174] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.067256][ T174] ? rcu_read_lock_any_held+0x3c/0x90 [ 10.067259][ T174] ? validate_chain+0x38b/0xc20 [ 10.067264][ T174] hvc_console_print+0x292/0x780 [ 10.067267][ T174] ? __lock_acquire+0x518/0xc20 [ 10.067273][ T174] ? hvc_write+0x3a0/0x3a0 [ 10.067275][ T174] ? rcu_is_watching+0x16/0xd0 [ 10.067280][ T174] console_emit_next_record+0x22f/0x4c0 [ 10.067284][ T174] ? devkmsg_read+0x4b0/0x4b0 [ 10.067285][ T174] ? console_flush_one_record+0x106/0x710 [ 10.067287][ T174] ? rcu_is_watching+0x16/0xd0 [ 10.067289][ T174] ? lock_acquire+0x13c/0x160 [ 10.067293][ T174] console_flush_one_record+0x46f/0x710 [ 10.067297][ T174] ? console_emit_next_record+0x4c0/0x4c0 [ 10.067299][ T174] ? __lock_acquire+0x518/0xc20 [ 10.067304][ T174] console_unlock+0xee/0x1f0 [ 10.067306][ T174] ? console_flush_one_record+0x710/0x710 [ 10.067308][ T174] ? rcu_is_watching+0x16/0xd0 [ 10.067309][ T174] ? lock_acquire+0x60/0x160 [ 10.067313][ T174] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.067315][ T174] ? vprintk_emit+0x320/0x3e0 [ 10.067318][ T174] vprintk_emit+0x37c/0x3e0 [ 10.067321][ T174] ? wake_up_klogd_work_func+0x90/0x90 [ 10.067323][ T174] ? lockdep_hardirqs_on+0x91/0x130 [ 10.067328][ T174] ? lookup_object_or_alloc.part.0+0x580/0x580 [ 10.067334][ T174] _printk+0xc7/0x100 [ 10.067337][ T174] ? snapshot_read.cold+0x21/0x21 [ 10.067341][ T174] ? lockdep_init_map_type+0x5d/0x250 [ 10.067344][ T174] ? __rhashtable_init_noprof+0x451/0x7f0 [ 10.067349][ T174] sctp_init+0x43b/0x600 [sctp] [ 10.067368][ T174] ? udp_tunnel_nic_cleanup_module+0xb40/0xb40 [udp_tunnel] [ 10.067371][ T174] do_one_initcall+0x124/0x4f0 [ 10.067375][ T174] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 10.067380][ T174] ? do_init_module+0xae/0x8a0 [ 10.067382][ T174] ? kasan_unpoison+0x44/0x70 [ 10.067387][ T174] do_init_module+0x2ad/0x8a0 [ 10.067390][ T174] ? lockdep_hardirqs_on+0x91/0x130 [ 10.067393][ T174] ? free_module+0x470/0x470 [ 10.067395][ T174] ? kfree+0x123/0x590 [ 10.067399][ T174] load_module+0x154b/0x1d60 [ 10.067406][ T174] ? layout_and_allocate.isra.0+0x680/0x680 [ 10.067411][ T174] ? backing_file_read_iter+0x541/0x790 [ 10.067415][ T174] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.067418][ T174] init_module_from_file+0x11f/0x1a0 [ 10.067421][ T174] ? __ia32_sys_init_module+0xc0/0xc0 [ 10.067428][ T174] ? __rwlock_init+0x150/0x150 [ 10.067432][ T174] ? do_raw_spin_unlock+0x59/0x250 [ 10.067435][ T174] idempotent_init_module+0x37b/0x7c0 [ 10.067438][ T174] ? init_module_from_file+0x1a0/0x1a0 [ 10.067444][ T174] ? rcu_is_watching+0x16/0xd0 [ 10.067446][ T174] ? cap_capable+0x1d7/0x3d0 [ 10.067451][ T174] __x64_sys_finit_module+0xdf/0x190 [ 10.067452][ T174] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 10.067456][ T174] do_syscall_64+0x10e/0x570 [ 10.067458][ T174] ? exc_page_fault+0xee/0x100 [ 10.067461][ T174] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.067464][ T174] RIP: 0033:0x7f6a86a7c37d [ 10.067467][ T174] 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 [ 10.067469][ T174] RSP: 002b:00007ffef40c1168 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.067472][ T174] RAX: ffffffffffffffda RBX: 000055f7141949c0 RCX: 00007f6a86a7c37d [ 10.067473][ T174] RDX: 0000000000000000 RSI: 000055f6e39f3ffd RDI: 0000000000000007 [ 10.067474][ T174] RBP: 00007ffef40c1200 R08: 0000000000000000 R09: 0000000000000000 [ 10.067475][ T174] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f6e39f3ffd [ 10.067476][ T174] R13: 000055f714194ae0 R14: 0000000000040000 R15: 0000000000000000 [ 10.067482][ T174] [ 10.821799][ T196] ip (196) used greatest stack depth: 24240 bytes left [ 11.436586][ T214] u32 classifier [ 11.436603][ T214] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.436605][ T214] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 214, name: modprobe [ 11.436606][ T214] preempt_count: 1, expected: 0 [ 11.436607][ T214] RCU nest depth: 0, expected: 0 [ 11.436608][ T214] locks held by modprobe/214: 4, last CPU#0: [ 11.436611][ T214] #0: ffffffff92f6a440 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.436623][ T214] #1: ffffffff92f6a4b8 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.436626][ T214] #2: ffffffff92e89de0 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.436630][ T214] #3: ffffffff92e89ce0 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.436633][ T214] irq event stamp: 19262 [ 11.436634][ T214] hardirqs last enabled at (19261): [] __down_trylock_console_sem+0x86/0xa0 [ 11.436637][ T214] hardirqs last disabled at (19262): [] console_emit_next_record+0x3d4/0x4c0 [ 11.436639][ T214] softirqs last enabled at (18176): [] handle_softirqs+0x67c/0x900 [ 11.436642][ T214] softirqs last disabled at (17033): [] __irq_exit_rcu+0x145/0x1c0 [ 11.436645][ T214] Preemption disabled at: [ 11.436646][ T214] [] vprintk_emit+0x31b/0x3e0 [ 11.436651][ T214] CPU: 0 UID: 0 PID: 214 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.436654][ T214] Tainted: [W]=WARN [ 11.436655][ T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.436657][ T214] Call Trace: [ 11.436658][ T214] [ 11.436660][ T214] dump_stack_lvl+0x6f/0xa0 [ 11.436665][ T214] ? vprintk_emit+0x31b/0x3e0 [ 11.436666][ T214] __might_resched.cold+0x1fe/0x2c1 [ 11.436671][ T214] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.436674][ T214] ? __kmalloc_noprof+0xdb/0x760 [ 11.436679][ T214] __kmalloc_noprof+0x443/0x760 [ 11.436681][ T214] ? alloc_buf.isra.0+0x4b/0x260 [ 11.436688][ T214] ? do_raw_spin_unlock+0x59/0x250 [ 11.436691][ T214] alloc_buf.isra.0+0x4b/0x260 [ 11.436694][ T214] put_chars+0x1e1/0x2f0 [ 11.436697][ T214] ? __send_to_port+0x420/0x420 [ 11.436703][ T214] hvc_console_print+0x292/0x780 [ 11.436710][ T214] ? hvc_write+0x3a0/0x3a0 [ 11.436713][ T214] ? lock_acquire+0x13c/0x160 [ 11.436720][ T214] console_emit_next_record+0x22f/0x4c0 [ 11.436723][ T214] ? devkmsg_read+0x4b0/0x4b0 [ 11.436724][ T214] ? console_flush_one_record+0x106/0x710 [ 11.436727][ T214] ? rcu_is_watching+0x16/0xd0 [ 11.436730][ T214] ? lock_acquire+0x13c/0x160 [ 11.436735][ T214] console_flush_one_record+0x46f/0x710 [ 11.436743][ T214] ? console_emit_next_record+0x4c0/0x4c0 [ 11.436744][ T214] ? __lock_acquire+0x518/0xc20 [ 11.436750][ T214] console_unlock+0xee/0x1f0 [ 11.436752][ T214] ? console_flush_one_record+0x710/0x710 [ 11.436753][ T214] ? rcu_is_watching+0x16/0xd0 [ 11.436755][ T214] ? lock_acquire+0x60/0x160 [ 11.436759][ T214] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.436761][ T214] ? vprintk_emit+0x320/0x3e0 [ 11.436763][ T214] vprintk_emit+0x37c/0x3e0 [ 11.436767][ T214] ? wake_up_klogd_work_func+0x90/0x90 [ 11.436772][ T214] ? udp_tunnel_nic_cleanup_module+0xb40/0xb40 [udp_tunnel] [ 11.436775][ T214] _printk+0xc7/0x100 [ 11.436779][ T214] ? snapshot_read.cold+0x21/0x21 [ 11.436785][ T214] ? do_one_initcall+0x113/0x4f0 [ 11.436789][ T214] init_u32+0x1e/0x1000 [cls_u32] [ 11.436793][ T214] do_one_initcall+0x124/0x4f0 [ 11.436796][ T214] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 11.436801][ T214] ? do_init_module+0xae/0x8a0 [ 11.436803][ T214] ? kasan_unpoison+0x44/0x70 [ 11.436808][ T214] do_init_module+0x2ad/0x8a0 [ 11.436811][ T214] ? lockdep_hardirqs_on+0x91/0x130 [ 11.436816][ T214] ? free_module+0x470/0x470 [ 11.436818][ T214] ? kfree+0x123/0x590 [ 11.436822][ T214] load_module+0x154b/0x1d60 [ 11.436829][ T214] ? layout_and_allocate.isra.0+0x680/0x680 [ 11.436832][ T214] ? __ia32_sys_fsconfig+0x180/0x180 [ 11.436836][ T214] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 11.436838][ T214] ? find_held_lock+0x2b/0x80 [ 11.436840][ T214] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.436844][ T214] init_module_from_file+0x11f/0x1a0 [ 11.436847][ T214] ? __ia32_sys_init_module+0xc0/0xc0 [ 11.436854][ T214] ? __rwlock_init+0x150/0x150 [ 11.436858][ T214] ? do_raw_spin_unlock+0x59/0x250 [ 11.436861][ T214] idempotent_init_module+0x37b/0x7c0 [ 11.436864][ T214] ? init_module_from_file+0x1a0/0x1a0 [ 11.436869][ T214] ? rcu_is_watching+0x16/0xd0 [ 11.436871][ T214] ? cap_capable+0x1d7/0x3d0 [ 11.436874][ T214] ? __lock_release.isra.0+0x69/0x1a0 [ 11.436878][ T214] __x64_sys_finit_module+0xdf/0x190 [ 11.436880][ T214] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 11.436883][ T214] do_syscall_64+0x10e/0x570 [ 11.436885][ T214] ? irq_exit_rcu+0x1a/0x30 [ 11.436888][ T214] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.436890][ T214] RIP: 0033:0x7fb792ced37d [ 11.436893][ T214] 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 [ 11.436895][ T214] RSP: 002b:00007fffb68a6b88 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 11.436897][ T214] RAX: ffffffffffffffda RBX: 0000558f7a236810 RCX: 00007fb792ced37d [ 11.436899][ T214] RDX: 0000000000000000 RSI: 0000558f7464effd RDI: 0000000000000000 [ 11.436900][ T214] RBP: 00007fffb68a6c20 R08: 0000000000000000 R09: 0000000000000000 [ 11.436900][ T214] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558f7464effd [ 11.436901][ T214] R13: 0000558f7a236950 R14: 0000000000040000 R15: 0000000000000000 [ 11.436908][ T214] [ 11.463741][ T214] input device check on [ 11.463952][ T214] Actions configured [ 12.762645][ C2] htb: netem qdisc 10: is non-work-conserving? [ 12.762696][ C2] [ 12.762698][ C2] ======================================================== [ 12.762699][ C2] WARNING: possible irq lock inversion dependency detected [ 12.762702][ C2] 7.2.0-virtme #1 Tainted: G W [ 12.762703][ C2] -------------------------------------------------------- [ 12.762704][ C2] sctp_collision/237 just changed the state of lock: [ 12.762705][ C2] ffffffff92e89de0 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.762720][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 12.762722][ C2] (fs_reclaim){+.+.}-{0:0} [ 12.762723][ C2] [ 12.762723][ C2] [ 12.762723][ C2] and interrupts could create inverse lock ordering between them. [ 12.762723][ C2] [ 12.762724][ C2] [ 12.762724][ C2] other info that might help us debug this: [ 12.762725][ C2] Possible interrupt unsafe locking scenario: [ 12.762725][ C2] [ 12.762725][ C2] CPU0 CPU1 [ 12.762726][ C2] ---- ---- [ 12.762726][ C2] lock(fs_reclaim); [ 12.762727][ C2] local_irq_disable(); [ 12.762728][ C2] lock(console_owner); [ 12.762729][ C2] lock(fs_reclaim); [ 12.762730][ C2] [ 12.762730][ C2] lock(console_owner); [ 12.762731][ C2] [ 12.762731][ C2] *** DEADLOCK *** [ 12.762731][ C2] [ 12.762731][ C2] locks held by sctp_collision/237: 14, last CPU#2: [ 12.762733][ C2] #0: ff110000115b0290 (sk_lock-AF_INET){+.+.}-{0:0}, at: sctp_inet_connect+0x98/0x1f0 [sctp] [ 12.762752][ C2] #1: ffffffff92f81280 (rcu_read_lock){....}-{1:3}, at: __ip_queue_xmit+0x63/0x1650 [ 12.762758][ C2] #2: ffffffff92f81280 (rcu_read_lock){....}-{1:3}, at: ip_output+0xa9/0x660 [ 12.762761][ C2] #3: ffffffff92f81280 (rcu_read_lock){....}-{1:3}, at: ip_finish_output2+0x25c/0x1bc0 [ 12.762764][ C2] #4: ffffffff92f81280 (rcu_read_lock){....}-{1:3}, at: process_backlog+0x3f1/0x14c0 [ 12.762768][ C2] #5: ffffffff92f81280 (rcu_read_lock){....}-{1:3}, at: ip_local_deliver_finish+0x2ba/0x610 [ 12.762772][ C2] #6: ff110000115b0b18 (slock-AF_INET){+.-.}-{3:3}, at: sctp_rcv+0xe7a/0x21f0 [sctp] [ 12.762780][ C2] #7: ffffffff92f81280 (rcu_read_lock){....}-{1:3}, at: __ip_queue_xmit+0x63/0x1650 [ 12.762783][ C2] #8: ffffffff92f81280 (rcu_read_lock){....}-{1:3}, at: ip_output+0xa9/0x660 [ 12.762786][ C2] #9: ffffffff92f81280 (rcu_read_lock){....}-{1:3}, at: ip_finish_output2+0x25c/0x1bc0 [ 12.762788][ C2] #10: ffffffff92f81220 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1fc/0x1b80 [ 12.762791][ C2] #11: ff11000001f34170 (&sch->root_lock_key){+.-.}-{3:3}, at: __dev_xmit_skb+0x551/0x1be0 [ 12.762794][ C2] #12: ffffffff92f6a440 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.762797][ C2] #13: ffffffff92f6a4b8 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.762800][ C2] [ 12.762800][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 12.762807][ C2] -> (fs_reclaim){+.+.}-{0:0} { [ 12.762809][ C2] HARDIRQ-ON-W at: [ 12.762811][ C2] __lock_acquire+0x388/0xc20 [ 12.762814][ C2] lock_acquire.part.0+0xd4/0x280 [ 12.762816][ C2] fs_reclaim_acquire+0xd5/0x120 [ 12.762819][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 12.762822][ C2] kthread_create_worker_on_node+0xea/0x210 [ 12.762825][ C2] workqueue_init+0x2a/0x680 [ 12.762829][ C2] kernel_init_freeable+0x2fe/0x630 [ 12.762831][ C2] kernel_init+0x21/0x150 [ 12.762834][ C2] ret_from_fork+0x4a4/0x720 [ 12.762838][ C2] ret_from_fork_asm+0x11/0x20 [ 12.762841][ C2] SOFTIRQ-ON-W at: [ 12.762842][ C2] __lock_acquire+0x388/0xc20 [ 12.762843][ C2] lock_acquire.part.0+0xd4/0x280 [ 12.762845][ C2] fs_reclaim_acquire+0xd5/0x120 [ 12.762846][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 12.762848][ C2] kthread_create_worker_on_node+0xea/0x210 [ 12.762849][ C2] workqueue_init+0x2a/0x680 [ 12.762851][ C2] kernel_init_freeable+0x2fe/0x630 [ 12.762852][ C2] kernel_init+0x21/0x150 [ 12.762853][ C2] ret_from_fork+0x4a4/0x720 [ 12.762854][ C2] ret_from_fork_asm+0x11/0x20 [ 12.762856][ C2] INITIAL USE at: [ 12.762856][ C2] __lock_acquire+0x388/0xc20 [ 12.762858][ C2] lock_acquire.part.0+0xd4/0x280 [ 12.762860][ C2] fs_reclaim_acquire+0xd5/0x120 [ 12.762861][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 12.762862][ C2] kthread_create_worker_on_node+0xea/0x210 [ 12.762864][ C2] workqueue_init+0x2a/0x680 [ 12.762865][ C2] kernel_init_freeable+0x2fe/0x630 [ 12.762866][ C2] kernel_init+0x21/0x150 [ 12.762867][ C2] ret_from_fork+0x4a4/0x720 [ 12.762869][ C2] ret_from_fork_asm+0x11/0x20 [ 12.762870][ C2] } [ 12.762871][ C2] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 12.762875][ C2] ... acquired at: [ 12.762876][ C2] __lock_acquire+0x518/0xc20 [ 12.762878][ C2] lock_acquire.part.0+0xd4/0x280 [ 12.762879][ C2] fs_reclaim_acquire+0xd5/0x120 [ 12.762880][ C2] __kmalloc_noprof+0xd3/0x760 [ 12.762882][ C2] alloc_buf.isra.0+0x4b/0x260 [ 12.762885][ C2] put_chars+0x1e1/0x2f0 [ 12.762886][ C2] hvc_console_print+0x292/0x780 [ 12.762889][ C2] console_emit_next_record+0x22f/0x4c0 [ 12.762890][ C2] console_flush_one_record+0x46f/0x710 [ 12.762891][ C2] console_unlock+0xee/0x1f0 [ 12.762892][ C2] vprintk_emit+0x37c/0x3e0 [ 12.762893][ C2] dev_vprintk_emit+0x27f/0x2c0 [ 12.762896][ C2] dev_printk_emit+0xb9/0xee [ 12.762898][ C2] _dev_info+0xe2/0x116 [ 12.762900][ C2] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 12.762903][ C2] cmos_do_probe+0x73b/0x98a [ 12.762904][ C2] platform_probe+0xfe/0x1f0 [ 12.762906][ C2] call_driver_probe+0x61/0x1c0 [ 12.762909][ C2] really_probe+0x199/0x760 [ 12.762911][ C2] __driver_probe_device+0x24f/0x440 [ 12.762912][ C2] driver_probe_device+0x4a/0xf0 [ 12.762914][ C2] __driver_attach+0x1b8/0x540 [ 12.762915][ C2] bus_for_each_dev+0x130/0x1e0 [ 12.762917][ C2] bus_add_driver+0x2c8/0x530 [ 12.762918][ C2] driver_register+0x1a3/0x390 [ 12.762920][ C2] __platform_driver_probe+0x13f/0x270 [ 12.762921][ C2] cmos_init+0x31/0x40 [ 12.762924][ C2] do_one_initcall+0x124/0x4f0 [ 12.762926][ C2] kernel_init_freeable+0x596/0x630 [ 12.762927][ C2] kernel_init+0x21/0x150 [ 12.762928][ C2] ret_from_fork+0x4a4/0x720 [ 12.762929][ C2] ret_from_fork_asm+0x11/0x20 [ 12.762931][ C2] [ 12.762931][ C2] -> (console_owner){..-.}-{0:0} { [ 12.762933][ C2] IN-SOFTIRQ-W at: [ 12.762934][ C2] __lock_acquire+0x388/0xc20 [ 12.762936][ C2] lock_acquire.part.0+0xd4/0x280 [ 12.762937][ C2] console_lock_spinning_enable+0x5c/0x60 [ 12.762938][ C2] console_emit_next_record+0x1d1/0x4c0 [ 12.762939][ C2] console_flush_one_record+0x46f/0x710 [ 12.762940][ C2] console_unlock+0xee/0x1f0 [ 12.762941][ C2] vprintk_emit+0x37c/0x3e0 [ 12.762942][ C2] _printk+0xc7/0x100 [ 12.762945][ C2] htb_dequeue_tree.cold+0x98/0x122 [sch_htb] [ 12.762948][ C2] htb_dequeue+0x499/0xcc0 [sch_htb] [ 12.762950][ C2] dequeue_skb+0x5ef/0x1db0 [ 12.762953][ C2] __qdisc_run+0x1f4/0x3d0 [ 12.762954][ C2] __dev_xmit_skb+0xae6/0x1be0 [ 12.762956][ C2] __dev_queue_xmit+0x942/0x1b80 [ 12.762957][ C2] ip_finish_output2+0x5b9/0x1bc0 [ 12.762958][ C2] ip_output+0x1ca/0x660 [ 12.762960][ C2] __ip_queue_xmit+0x774/0x1650 [ 12.762961][ C2] sctp_packet_transmit+0x665/0x1090 [sctp] [ 12.762969][ C2] sctp_packet_singleton+0x1db/0x400 [sctp] [ 12.762979][ C2] sctp_outq_flush_ctrl+0x5b9/0xc10 [sctp] [ 12.762985][ C2] sctp_outq_flush+0xcf/0x1a0 [sctp] [ 12.762991][ C2] sctp_cmd_interpreter.isra.0+0x4723/0x6810 [sctp] [ 12.762999][ C2] sctp_side_effects+0xcf/0x230 [sctp] [ 12.763005][ C2] sctp_do_sm+0x1a1/0x4e0 [sctp] [ 12.763011][ C2] sctp_endpoint_bh_rcv+0x39e/0x820 [sctp] [ 12.763017][ C2] sctp_rcv+0x1054/0x21f0 [sctp] [ 12.763024][ C2] ip_protocol_deliver_rcu+0x82/0x350 [ 12.763026][ C2] ip_local_deliver_finish+0x36f/0x610 [ 12.763027][ C2] ip_local_deliver+0x184/0x4c0 [ 12.763028][ C2] ip_rcv+0xdc/0x3d0 [ 12.763029][ C2] __netif_receive_skb_one_core+0xfc/0x180 [ 12.763031][ C2] process_backlog+0x431/0x14c0 [ 12.763032][ C2] __napi_poll+0xa7/0x3b0 [ 12.763033][ C2] net_rx_action+0x513/0xf50 [ 12.763035][ C2] handle_softirqs+0x1d3/0x900 [ 12.763037][ C2] do_softirq+0xac/0xe0 [ 12.763039][ C2] __local_bh_enable_ip+0x118/0x150 [ 12.763040][ C2] __neigh_event_send+0x30a/0x1070 [ 12.763043][ C2] neigh_resolve_output+0xbe/0x140 [ 12.763044][ C2] ip_finish_output2+0x5b9/0x1bc0 [ 12.763045][ C2] ip_output+0x1ca/0x660 [ 12.763047][ C2] __ip_queue_xmit+0x774/0x1650 [ 12.763048][ C2] sctp_packet_transmit+0x665/0x1090 [sctp] [ 12.763054][ C2] sctp_packet_singleton+0x1db/0x400 [sctp] [ 12.763060][ C2] sctp_outq_flush_ctrl+0x5b9/0xc10 [sctp] [ 12.763066][ C2] sctp_outq_flush+0xcf/0x1a0 [sctp] [ 12.763071][ C2] sctp_cmd_interpreter.isra.0+0x4f6/0x6810 [sctp] [ 12.763077][ C2] sctp_side_effects+0xcf/0x230 [sctp] [ 12.763083][ C2] sctp_do_sm+0x1a1/0x4e0 [sctp] [ 12.763089][ C2] sctp_primitive_ASSOCIATE+0x7f/0xe0 [sctp] [ 12.763095][ C2] __sctp_connect+0x8bb/0xb50 [sctp] [ 12.763101][ C2] sctp_inet_connect+0x124/0x1f0 [sctp] [ 12.763107][ C2] __sys_connect+0x1c1/0x2c0 [ 12.763110][ C2] __x64_sys_connect+0x72/0xd0 [ 12.763111][ C2] do_syscall_64+0x10e/0x570 [ 12.763113][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.763115][ C2] INITIAL USE at: [ 12.763116][ C2] } [ 12.763116][ C2] ... key at: [] console_owner_dep_map+0x0/0x60 [ 12.763120][ C2] ... acquired at: [ 12.763120][ C2] mark_lock+0x1d7/0xa00 [ 12.763122][ C2] mark_usage+0x42/0x170 [ 12.763123][ C2] __lock_acquire+0x388/0xc20 [ 12.763124][ C2] lock_acquire.part.0+0xd4/0x280 [ 12.763126][ C2] console_lock_spinning_enable+0x5c/0x60 [ 12.763127][ C2] console_emit_next_record+0x1d1/0x4c0 [ 12.763128][ C2] console_flush_one_record+0x46f/0x710 [ 12.763129][ C2] console_unlock+0xee/0x1f0 [ 12.763130][ C2] vprintk_emit+0x37c/0x3e0 [ 12.763131][ C2] _printk+0xc7/0x100 [ 12.763132][ C2] htb_dequeue_tree.cold+0x98/0x122 [sch_htb] [ 12.763134][ C2] htb_dequeue+0x499/0xcc0 [sch_htb] [ 12.763135][ C2] dequeue_skb+0x5ef/0x1db0 [ 12.763137][ C2] __qdisc_run+0x1f4/0x3d0 [ 12.763138][ C2] __dev_xmit_skb+0xae6/0x1be0 [ 12.763139][ C2] __dev_queue_xmit+0x942/0x1b80 [ 12.763141][ C2] ip_finish_output2+0x5b9/0x1bc0 [ 12.763142][ C2] ip_output+0x1ca/0x660 [ 12.763143][ C2] __ip_queue_xmit+0x774/0x1650 [ 12.763144][ C2] sctp_packet_transmit+0x665/0x1090 [sctp] [ 12.763151][ C2] sctp_packet_singleton+0x1db/0x400 [sctp] [ 12.763157][ C2] sctp_outq_flush_ctrl+0x5b9/0xc10 [sctp] [ 12.763163][ C2] sctp_outq_flush+0xcf/0x1a0 [sctp] [ 12.763169][ C2] sctp_cmd_interpreter.isra.0+0x4723/0x6810 [sctp] [ 12.763175][ C2] sctp_side_effects+0xcf/0x230 [sctp] [ 12.763181][ C2] sctp_do_sm+0x1a1/0x4e0 [sctp] [ 12.763187][ C2] sctp_endpoint_bh_rcv+0x39e/0x820 [sctp] [ 12.763193][ C2] sctp_rcv+0x1054/0x21f0 [sctp] [ 12.763199][ C2] ip_protocol_deliver_rcu+0x82/0x350 [ 12.763200][ C2] ip_local_deliver_finish+0x36f/0x610 [ 12.763201][ C2] ip_local_deliver+0x184/0x4c0 [ 12.763202][ C2] ip_rcv+0xdc/0x3d0 [ 12.763203][ C2] __netif_receive_skb_one_core+0xfc/0x180 [ 12.763205][ C2] process_backlog+0x431/0x14c0 [ 12.763206][ C2] __napi_poll+0xa7/0x3b0 [ 12.763208][ C2] net_rx_action+0x513/0xf50 [ 12.763209][ C2] handle_softirqs+0x1d3/0x900 [ 12.763210][ C2] do_softirq+0xac/0xe0 [ 12.763212][ C2] __local_bh_enable_ip+0x118/0x150 [ 12.763213][ C2] __neigh_event_send+0x30a/0x1070 [ 12.763214][ C2] neigh_resolve_output+0xbe/0x140 [ 12.763216][ C2] ip_finish_output2+0x5b9/0x1bc0 [ 12.763217][ C2] ip_output+0x1ca/0x660 [ 12.763218][ C2] __ip_queue_xmit+0x774/0x1650 [ 12.763219][ C2] sctp_packet_transmit+0x665/0x1090 [sctp] [ 12.763225][ C2] sctp_packet_singleton+0x1db/0x400 [sctp] [ 12.763231][ C2] sctp_outq_flush_ctrl+0x5b9/0xc10 [sctp] [ 12.763236][ C2] sctp_outq_flush+0xcf/0x1a0 [sctp] [ 12.763242][ C2] sctp_cmd_interpreter.isra.0+0x4f6/0x6810 [sctp] [ 12.763247][ C2] sctp_side_effects+0xcf/0x230 [sctp] [ 12.763253][ C2] sctp_do_sm+0x1a1/0x4e0 [sctp] [ 12.763259][ C2] sctp_primitive_ASSOCIATE+0x7f/0xe0 [sctp] [ 12.763264][ C2] __sctp_connect+0x8bb/0xb50 [sctp] [ 12.763270][ C2] sctp_inet_connect+0x124/0x1f0 [sctp] [ 12.763276][ C2] __sys_connect+0x1c1/0x2c0 [ 12.763277][ C2] __x64_sys_connect+0x72/0xd0 [ 12.763278][ C2] do_syscall_64+0x10e/0x570 [ 12.763280][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.763281][ C2] [ 12.763281][ C2] [ 12.763281][ C2] stack backtrace: [ 12.763284][ C2] CPU: 2 UID: 0 PID: 237 Comm: sctp_collision Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.763287][ C2] Tainted: [W]=WARN [ 12.763288][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.763290][ C2] Call Trace: [ 12.763291][ C2] [ 12.763292][ C2] dump_stack_lvl+0x6f/0xa0 [ 12.763295][ C2] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 12.763298][ C2] mark_lock_irq+0x989/0x9c0 [ 12.763301][ C2] mark_lock+0x1d7/0xa00 [ 12.763303][ C2] mark_usage+0x42/0x170 [ 12.763305][ C2] __lock_acquire+0x388/0xc20 [ 12.763307][ C2] lock_acquire.part.0+0xd4/0x280 [ 12.763309][ C2] ? console_lock_spinning_enable+0x40/0x60 [ 12.763310][ C2] ? rcu_is_watching+0x16/0xd0 [ 12.763313][ C2] ? lock_acquire+0x13c/0x160 [ 12.763315][ C2] console_lock_spinning_enable+0x5c/0x60 [ 12.763317][ C2] ? console_lock_spinning_enable+0x40/0x60 [ 12.763318][ C2] console_emit_next_record+0x1d1/0x4c0 [ 12.763319][ C2] ? devkmsg_read+0x4b0/0x4b0 [ 12.763320][ C2] ? console_flush_one_record+0x106/0x710 [ 12.763322][ C2] ? rcu_is_watching+0x16/0xd0 [ 12.763323][ C2] ? lock_acquire+0x13c/0x160 [ 12.763325][ C2] console_flush_one_record+0x46f/0x710 [ 12.763327][ C2] ? console_emit_next_record+0x4c0/0x4c0 [ 12.763328][ C2] ? __lock_acquire+0x518/0xc20 [ 12.763330][ C2] console_unlock+0xee/0x1f0 [ 12.763331][ C2] ? console_flush_one_record+0x710/0x710 [ 12.763333][ C2] ? rcu_is_watching+0x16/0xd0 [ 12.763334][ C2] ? lock_acquire+0x60/0x160 [ 12.763336][ C2] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.763338][ C2] ? vprintk_emit+0x320/0x3e0 [ 12.763339][ C2] vprintk_emit+0x37c/0x3e0 [ 12.763341][ C2] ? wake_up_klogd_work_func+0x90/0x90 [ 12.763342][ C2] ? mark_held_locks+0x40/0x70 [ 12.763344][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 12.763346][ C2] _printk+0xc7/0x100 [ 12.763348][ C2] ? snapshot_read.cold+0x21/0x21 [ 12.763351][ C2] ? get_slot_next+0x4b0/0x4b0 [sch_netem] [ 12.763353][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 12.763354][ C2] ? find_held_lock+0x2b/0x80 [ 12.763357][ C2] htb_dequeue_tree.cold+0x98/0x122 [sch_htb] [ 12.763359][ C2] ? ktime_get+0x1dd/0x2d0 [ 12.763362][ C2] htb_dequeue+0x499/0xcc0 [sch_htb] [ 12.763364][ C2] ? htb_dequeue_tree+0xc30/0xc30 [sch_htb] [ 12.763366][ C2] ? rcu_is_watching+0x16/0xd0 [ 12.763367][ C2] ? mark_held_locks+0x40/0x70 [ 12.763369][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 12.763371][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 12.763373][ C2] ? ktime_get+0x18e/0x2d0 [ 12.763374][ C2] dequeue_skb+0x5ef/0x1db0 [ 12.763377][ C2] __qdisc_run+0x1f4/0x3d0 [ 12.763379][ C2] ? sch_direct_xmit+0xaa0/0xaa0 [ 12.763381][ C2] ? do_raw_spin_lock+0x131/0x280 [ 12.763383][ C2] ? htb_classify+0xa70/0xa70 [sch_htb] [ 12.763385][ C2] ? rcu_is_watching+0x16/0xd0 [ 12.763386][ C2] __dev_xmit_skb+0xae6/0x1be0 [ 12.763388][ C2] ? alloc_netdev_dummy+0x30/0x30 [ 12.763390][ C2] ? __dev_queue_xmit+0x1fc/0x1b80 [ 12.763392][ C2] __dev_queue_xmit+0x942/0x1b80 [ 12.763394][ C2] ? __lock_acquire+0x518/0xc20 [ 12.763396][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 12.763398][ C2] ? find_held_lock+0x2b/0x80 [ 12.763399][ C2] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 12.763401][ C2] ? __asan_memcpy+0x3c/0x60 [ 12.763404][ C2] ? eth_header+0x14c/0x180 [ 12.763406][ C2] ? neigh_resolve_output.part.0+0x344/0x740 [ 12.763408][ C2] ip_finish_output2+0x5b9/0x1bc0 [ 12.763410][ C2] ? ip_dst_mtu_maybe_forward+0x261/0x670 [ 12.763411][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 12.763413][ C2] ? ip_fragment.constprop.0+0x2c0/0x2c0 [ 12.763415][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 12.763417][ C2] ip_output+0x1ca/0x660 [ 12.763419][ C2] ? ip_finish_output+0x460/0x460 [ 12.763420][ C2] ? find_held_lock+0x2b/0x80 [ 12.763422][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 12.763424][ C2] ? ip4_dst_hoplimit+0x15b/0x320 [ 12.763426][ C2] __ip_queue_xmit+0x774/0x1650 [ 12.763428][ C2] sctp_packet_transmit+0x665/0x1090 [sctp] [ 12.763434][ C2] ? find_held_lock+0x2b/0x80 [ 12.763436][ C2] sctp_packet_singleton+0x1db/0x400 [sctp] [ 12.763443][ C2] ? sctp_inq_set_th_handler+0x100/0x100 [sctp] [ 12.763449][ C2] ? sctp_outq_select_transport+0x1b3/0x7c0 [sctp] [ 12.763456][ C2] sctp_outq_flush_ctrl+0x5b9/0xc10 [sctp] [ 12.763462][ C2] sctp_outq_flush+0xcf/0x1a0 [sctp] [ 12.763468][ C2] ? kasan_quarantine_put+0x13e/0x2b0 [ 12.763470][ C2] ? sctp_outq_flush_data+0x1940/0x1940 [sctp] [ 12.763475][ C2] ? trace_kfree+0xd2/0x100 [ 12.763478][ C2] ? sctp_make_init_ack+0x652/0xcc0 [sctp] [ 12.763486][ C2] sctp_cmd_interpreter.isra.0+0x4723/0x6810 [sctp] [ 12.763492][ C2] ? sctp_make_init+0xc70/0xc70 [sctp] [ 12.763499][ C2] ? sctp_generate_t1_cookie_event+0x20/0x20 [sctp] [ 12.763506][ C2] ? sctp_bind_addr_copy+0x180/0x440 [sctp] [ 12.763513][ C2] sctp_side_effects+0xcf/0x230 [sctp] [ 12.763520][ C2] ? sctp_sf_do_5_1B_init+0x81a/0xd60 [sctp] [ 12.763527][ C2] ? sctp_cmd_interpreter.isra.0+0x6810/0x6810 [sctp] [ 12.763533][ C2] ? sctp_sf_do_4_C+0x9f0/0x9f0 [sctp] [ 12.763540][ C2] ? _sub_I_65535_1+0x520/0x520 [ip6_udp_tunnel] [ 12.763542][ C2] sctp_do_sm+0x1a1/0x4e0 [sctp] [ 12.763549][ C2] ? sctp_has_association+0x1f0/0x1f0 [sctp] [ 12.763556][ C2] ? sctp_do_8_2_transport_strike.isra.0+0x1160/0x1160 [sctp] [ 12.763562][ C2] ? arch_stack_walk+0xed/0x130 [ 12.763567][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 12.763569][ C2] ? sctp_endpoint_lookup_assoc+0x11b/0x200 [sctp] [ 12.763576][ C2] sctp_endpoint_bh_rcv+0x39e/0x820 [sctp] [ 12.763583][ C2] ? sctp_endpoint_lookup_assoc+0x200/0x200 [sctp] [ 12.763589][ C2] sctp_rcv+0x1054/0x21f0 [sctp] [ 12.763596][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 12.763598][ C2] ? __sctp_rcv_lookup+0x980/0x980 [sctp] [ 12.763604][ C2] ? raw_v4_input+0x466/0xb00 [ 12.763607][ C2] ? raw_v4_input+0x470/0xb00 [ 12.763609][ C2] ? mark_usage+0x61/0x170 [ 12.763611][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 12.763613][ C2] ? ip_local_deliver_finish+0x2ba/0x610 [ 12.763615][ C2] ip_protocol_deliver_rcu+0x82/0x350 [ 12.763617][ C2] ? process_backlog+0x3f1/0x14c0 [ 12.763618][ C2] ip_local_deliver_finish+0x36f/0x610 [ 12.763620][ C2] ip_local_deliver+0x184/0x4c0 [ 12.763621][ C2] ? ip_local_deliver_finish+0x610/0x610 [ 12.763623][ C2] ? ip_rcv_finish_core+0x6ed/0x14c0 [ 12.763625][ C2] ? process_backlog+0x3f1/0x14c0 [ 12.763626][ C2] ip_rcv+0xdc/0x3d0 [ 12.763628][ C2] ? ip_local_deliver+0x4c0/0x4c0 [ 12.763629][ C2] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.763632][ C2] ? mark_usage+0x61/0x170 [ 12.763634][ C2] ? __lock_acquire+0x518/0xc20 [ 12.763636][ C2] ? process_backlog+0x3f1/0x14c0 [ 12.763637][ C2] __netif_receive_skb_one_core+0xfc/0x180 [ 12.763639][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 12.763640][ C2] ? process_backlog+0x3f1/0x14c0 [ 12.763642][ C2] ? __netif_receive_skb_list_core+0x9e0/0x9e0 [ 12.763644][ C2] ? rcu_is_watching+0x16/0xd0 [ 12.763646][ C2] process_backlog+0x431/0x14c0 [ 12.763648][ C2] __napi_poll+0xa7/0x3b0 [ 12.763650][ C2] net_rx_action+0x513/0xf50 [ 12.763652][ C2] ? __lock_acquire+0x518/0xc20 [ 12.763654][ C2] ? __napi_poll+0x3b0/0x3b0 [ 12.763657][ C2] ? ktime_get_update_offsets_now+0x2a8/0x490 [ 12.763659][ C2] ? mark_held_locks+0x40/0x70 [ 12.763661][ C2] handle_softirqs+0x1d3/0x900 [ 12.763663][ C2] ? _local_bh_enable+0xc0/0xc0 [ 12.763665][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 12.763667][ C2] ? rcu_is_watching+0x16/0xd0 [ 12.763668][ C2] do_softirq+0xac/0xe0 [ 12.763670][ C2] [ 12.763670][ C2] [ 12.763671][ C2] __local_bh_enable_ip+0x118/0x150 [ 12.763673][ C2] __neigh_event_send+0x30a/0x1070 [ 12.763674][ C2] ? lockdep_hardirqs_on+0x71/0x130 [ 12.763676][ C2] ? __rcu_read_lock+0x30/0x70 [ 12.763678][ C2] neigh_resolve_output+0xbe/0x140 [ 12.763680][ C2] ip_finish_output2+0x5b9/0x1bc0 [ 12.763682][ C2] ? ip_dst_mtu_maybe_forward+0x261/0x670 [ 12.763683][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 12.763685][ C2] ? ip_fragment.constprop.0+0x2c0/0x2c0 [ 12.763686][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 12.763688][ C2] ip_output+0x1ca/0x660 [ 12.763690][ C2] ? ip_finish_output+0x460/0x460 [ 12.763691][ C2] ? find_held_lock+0x2b/0x80 [ 12.763693][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 12.763695][ C2] ? ip4_dst_hoplimit+0x15b/0x320 [ 12.763697][ C2] __ip_queue_xmit+0x774/0x1650 [ 12.763699][ C2] sctp_packet_transmit+0x665/0x1090 [sctp] [ 12.763705][ C2] ? find_held_lock+0x2b/0x80 [ 12.763707][ C2] sctp_packet_singleton+0x1db/0x400 [sctp] [ 12.763714][ C2] ? sctp_inq_set_th_handler+0x100/0x100 [sctp] [ 12.763721][ C2] ? sctp_outq_select_transport+0x1b3/0x7c0 [sctp] [ 12.763728][ C2] sctp_outq_flush_ctrl+0x5b9/0xc10 [sctp] [ 12.763734][ C2] ? __mod_timer+0x3ad/0xc60 [ 12.763737][ C2] sctp_outq_flush+0xcf/0x1a0 [sctp] [ 12.763747][ C2] ? rcu_is_watching+0x16/0xd0 [ 12.763748][ C2] ? sctp_outq_flush_data+0x1940/0x1940 [sctp] [ 12.763754][ C2] ? add_timer_on+0x580/0x580 [ 12.763756][ C2] ? __asan_memcpy+0x3c/0x60 [ 12.763757][ C2] sctp_cmd_interpreter.isra.0+0x4f6/0x6810 [sctp] [ 12.763764][ C2] ? sctp_make_init+0x7ff/0xc70 [sctp] [ 12.763770][ C2] ? sctp_generate_t1_cookie_event+0x20/0x20 [sctp] [ 12.763777][ C2] ? validate_chain+0x34a/0xc20 [ 12.763779][ C2] sctp_side_effects+0xcf/0x230 [sctp] [ 12.763785][ C2] ? __lock_acquire+0x518/0xc20 [ 12.763787][ C2] ? sctp_cmd_interpreter.isra.0+0x6810/0x6810 [sctp] [ 12.763793][ C2] sctp_do_sm+0x1a1/0x4e0 [sctp] [ 12.763800][ C2] ? sctp_cname+0x1c0/0x1c0 [sctp] [ 12.763806][ C2] ? sctp_do_8_2_transport_strike.isra.0+0x1160/0x1160 [sctp] [ 12.763812][ C2] ? sctp_hash_transport+0x1675/0x1ec0 [sctp] [ 12.763821][ C2] ? sctp_connect_new_asoc+0x19e/0x680 [sctp] [ 12.763828][ C2] ? sctp_bind+0xf0/0xf0 [sctp] [ 12.763834][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 12.763836][ C2] sctp_primitive_ASSOCIATE+0x7f/0xe0 [sctp] [ 12.763843][ C2] __sctp_connect+0x8bb/0xb50 [sctp] [ 12.763849][ C2] ? do_raw_spin_lock+0x131/0x280 [ 12.763851][ C2] ? sctp_connect_new_asoc+0x680/0x680 [sctp] [ 12.763857][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 12.763859][ C2] ? mark_held_locks+0x40/0x70 [ 12.763861][ C2] sctp_inet_connect+0x124/0x1f0 [sctp] [ 12.763867][ C2] __sys_connect+0x1c1/0x2c0 [ 12.763869][ C2] ? __sys_connect_file+0x250/0x250 [ 12.763872][ C2] ? fpregs_restore_userregs+0x14b/0x300 [ 12.763874][ C2] __x64_sys_connect+0x72/0xd0 [ 12.763876][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 12.763877][ C2] ? do_syscall_64+0xa6/0x570 [ 12.763879][ C2] do_syscall_64+0x10e/0x570 [ 12.763880][ C2] ? exc_page_fault+0xee/0x100 [ 12.763882][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.763884][ C2] RIP: 0033:0x7f68d913054e [ 12.763887][ 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 [ 12.763889][ C2] RSP: 002b:00007ffefe7ca0a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002a [ 12.763891][ C2] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f68d913054e [ 12.763893][ C2] RDX: 0000000000000010 RSI: 00007ffefe7ca140 RDI: 0000000000000005 [ 12.763894][ C2] RBP: 00007ffefe7ca0b0 R08: 0000000000000000 R09: 0000000000000000 [ 12.763894][ C2] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffefe7ca2b8 [ 12.763895][ C2] R13: 0000000000000006 R14: 00007f68d9301000 R15: 0000000000402e00 [ 12.763897][ C2] [ 12.763902][ C2] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.763903][ C2] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 237, name: sctp_collision [ 12.763905][ C2] preempt_count: 304, expected: 0 [ 12.763905][ C2] RCU nest depth: 8, expected: 0 [ 12.763907][ C2] INFO: lockdep is turned off. [ 12.763907][ C2] irq event stamp: 28283 [ 12.763908][ C2] hardirqs last enabled at (28282): [] __down_trylock_console_sem+0x86/0xa0 [ 12.763910][ C2] hardirqs last disabled at (28283): [] console_emit_next_record+0x3d4/0x4c0 [ 12.763912][ C2] softirqs last enabled at (27124): [] __neigh_event_send+0x305/0x1070 [ 12.763914][ C2] softirqs last disabled at (27125): [] do_softirq+0xac/0xe0 [ 12.763915][ C2] Preemption disabled at: [ 12.763916][ C2] [<0000000000000000>] 0x0 [ 12.763918][ C2] CPU: 2 UID: 0 PID: 237 Comm: sctp_collision Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.763920][ C2] Tainted: [W]=WARN [ 12.763920][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.763921][ C2] Call Trace: [ 12.763921][ C2] [ 12.763922][ C2] dump_stack_lvl+0x6f/0xa0 [ 12.763924][ C2] __might_resched.cold+0x1fe/0x2c1 [ 12.763927][ C2] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.763929][ C2] ? rcu_is_watching+0x16/0xd0 [ 12.763930][ C2] __kmalloc_noprof+0x443/0x760 [ 12.763932][ C2] ? __rwlock_init+0x150/0x150 [ 12.763934][ C2] ? alloc_buf.isra.0+0x4b/0x260 [ 12.763936][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 12.763937][ C2] alloc_buf.isra.0+0x4b/0x260 [ 12.763939][ C2] put_chars+0x1e1/0x2f0 [ 12.763941][ C2] ? __send_to_port+0x420/0x420 [ 12.763943][ C2] ? mark_lock+0x1d7/0xa00 [ 12.763945][ C2] hvc_console_print+0x292/0x780 [ 12.763948][ C2] ? hvc_write+0x3a0/0x3a0 [ 12.763950][ C2] ? rcu_is_watching+0x16/0xd0 [ 12.763951][ C2] ? rcu_is_watching+0x16/0xd0 [ 12.763952][ C2] ? lock_acquire+0x13c/0x160 [ 12.763954][ C2] console_emit_next_record+0x22f/0x4c0 [ 12.763955][ C2] ? devkmsg_read+0x4b0/0x4b0 [ 12.763956][ C2] ? console_flush_one_record+0x106/0x710 [ 12.763958][ C2] ? rcu_is_watching+0x16/0xd0 [ 12.763959][ C2] ? lock_acquire+0x13c/0x160 [ 12.763961][ C2] console_flush_one_record+0x46f/0x710 [ 12.763963][ C2] ? console_emit_next_record+0x4c0/0x4c0 [ 12.763964][ C2] ? __lock_acquire+0x518/0xc20 [ 12.763966][ C2] console_unlock+0xee/0x1f0 [ 12.763967][ C2] ? console_flush_one_record+0x710/0x710 [ 12.763969][ C2] ? rcu_is_watching+0x16/0xd0 [ 12.763970][ C2] ? lock_acquire+0x60/0x160 [ 12.763972][ C2] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.763973][ C2] ? vprintk_emit+0x320/0x3e0 [ 12.763975][ C2] vprintk_emit+0x37c/0x3e0 [ 12.763976][ C2] ? wake_up_klogd_work_func+0x90/0x90 [ 12.763978][ C2] ? mark_held_locks+0x40/0x70 [ 12.763979][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 12.763981][ C2] _printk+0xc7/0x100 [ 12.763983][ C2] ? snapshot_read.cold+0x21/0x21 [ 12.763985][ C2] ? get_slot_next+0x4b0/0x4b0 [sch_netem] [ 12.763986][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 12.763988][ C2] ? find_held_lock+0x2b/0x80 [ 12.763990][ C2] htb_dequeue_tree.cold+0x98/0x122 [sch_htb] [ 12.763992][ C2] ? ktime_get+0x1dd/0x2d0 [ 12.763994][ C2] htb_dequeue+0x499/0xcc0 [sch_htb] [ 12.763997][ C2] ? htb_dequeue_tree+0xc30/0xc30 [sch_htb] [ 12.763998][ C2] ? rcu_is_watching+0x16/0xd0 [ 12.763999][ C2] ? mark_held_locks+0x40/0x70 [ 12.764001][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 12.764003][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 12.764004][ C2] ? ktime_get+0x18e/0x2d0 [ 12.764006][ C2] dequeue_skb+0x5ef/0x1db0 [ 12.764009][ C2] __qdisc_run+0x1f4/0x3d0 [ 12.764011][ C2] ? sch_direct_xmit+0xaa0/0xaa0 [ 12.764013][ C2] ? do_raw_spin_lock+0x131/0x280 [ 12.764015][ C2] ? htb_classify+0xa70/0xa70 [sch_htb] [ 12.764016][ C2] ? rcu_is_watching+0x16/0xd0 [ 12.764018][ C2] __dev_xmit_skb+0xae6/0x1be0 [ 12.764020][ C2] ? alloc_netdev_dummy+0x30/0x30 [ 12.764021][ C2] ? __dev_queue_xmit+0x1fc/0x1b80 [ 12.764024][ C2] __dev_queue_xmit+0x942/0x1b80 [ 12.764026][ C2] ? __lock_acquire+0x518/0xc20 [ 12.764028][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 12.764029][ C2] ? find_held_lock+0x2b/0x80 [ 12.764031][ C2] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 12.764033][ C2] ? __asan_memcpy+0x3c/0x60 [ 12.764034][ C2] ? eth_header+0x14c/0x180 [ 12.764036][ C2] ? neigh_resolve_output.part.0+0x344/0x740 [ 12.764038][ C2] ip_finish_output2+0x5b9/0x1bc0 [ 12.764040][ C2] ? ip_dst_mtu_maybe_forward+0x261/0x670 [ 12.764041][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 12.764043][ C2] ? ip_fragment.constprop.0+0x2c0/0x2c0 [ 12.764044][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 12.764047][ C2] ip_output+0x1ca/0x660 [ 12.764048][ C2] ? ip_finish_output+0x460/0x460 [ 12.764050][ C2] ? find_held_lock+0x2b/0x80 [ 12.764051][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 12.764053][ C2] ? ip4_dst_hoplimit+0x15b/0x320 [ 12.764055][ C2] __ip_queue_xmit+0x774/0x1650 [ 12.764057][ C2] sctp_packet_transmit+0x665/0x1090 [sctp] [ 12.764064][ C2] ? find_held_lock+0x2b/0x80 [ 12.764065][ C2] sctp_packet_singleton+0x1db/0x400 [sctp] [ 12.764072][ C2] ? sctp_inq_set_th_handler+0x100/0x100 [sctp] [ 12.764079][ C2] ? sctp_outq_select_transport+0x1b3/0x7c0 [sctp] [ 12.764085][ C2] sctp_outq_flush_ctrl+0x5b9/0xc10 [sctp] [ 12.764091][ C2] sctp_outq_flush+0xcf/0x1a0 [sctp] [ 12.764097][ C2] ? kasan_quarantine_put+0x13e/0x2b0 [ 12.764099][ C2] ? sctp_outq_flush_data+0x1940/0x1940 [sctp] [ 12.764104][ C2] ? trace_kfree+0xd2/0x100 [ 12.764106][ C2] ? sctp_make_init_ack+0x652/0xcc0 [sctp] [ 12.764112][ C2] sctp_cmd_interpreter.isra.0+0x4723/0x6810 [sctp] [ 12.764119][ C2] ? sctp_make_init+0xc70/0xc70 [sctp] [ 12.764126][ C2] ? sctp_generate_t1_cookie_event+0x20/0x20 [sctp] [ 12.764132][ C2] ? sctp_bind_addr_copy+0x180/0x440 [sctp] [ 12.764139][ C2] sctp_side_effects+0xcf/0x230 [sctp] [ 12.764145][ C2] ? sctp_sf_do_5_1B_init+0x81a/0xd60 [sctp] [ 12.764151][ C2] ? sctp_cmd_interpreter.isra.0+0x6810/0x6810 [sctp] [ 12.764157][ C2] ? sctp_sf_do_4_C+0x9f0/0x9f0 [sctp] [ 12.764163][ C2] ? _sub_I_65535_1+0x520/0x520 [ip6_udp_tunnel] [ 12.764165][ C2] sctp_do_sm+0x1a1/0x4e0 [sctp] [ 12.764172][ C2] ? sctp_has_association+0x1f0/0x1f0 [sctp] [ 12.764178][ C2] ? sctp_do_8_2_transport_strike.isra.0+0x1160/0x1160 [sctp] [ 12.764184][ C2] ? arch_stack_walk+0xed/0x130 [ 12.764188][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 12.764190][ C2] ? sctp_endpoint_lookup_assoc+0x11b/0x200 [sctp] [ 12.764197][ C2] sctp_endpoint_bh_rcv+0x39e/0x820 [sctp] [ 12.764204][ C2] ? sctp_endpoint_lookup_assoc+0x200/0x200 [sctp] [ 12.764210][ C2] sctp_rcv+0x1054/0x21f0 [sctp] [ 12.764217][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 12.764219][ C2] ? __sctp_rcv_lookup+0x980/0x980 [sctp] [ 12.764224][ C2] ? raw_v4_input+0x466/0xb00 [ 12.764226][ C2] ? raw_v4_input+0x470/0xb00 [ 12.764228][ C2] ? mark_usage+0x61/0x170 [ 12.764230][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 12.764232][ C2] ? ip_local_deliver_finish+0x2ba/0x610 [ 12.764234][ C2] ip_protocol_deliver_rcu+0x82/0x350 [ 12.764235][ C2] ? process_backlog+0x3f1/0x14c0 [ 12.764237][ C2] ip_local_deliver_finish+0x36f/0x610 [ 12.764239][ C2] ip_local_deliver+0x184/0x4c0 [ 12.764240][ C2] ? ip_local_deliver_finish+0x610/0x610 [ 12.764241][ C2] ? ip_rcv_finish_core+0x6ed/0x14c0 [ 12.764244][ C2] ? process_backlog+0x3f1/0x14c0 [ 12.764245][ C2] ip_rcv+0xdc/0x3d0 [ 12.764246][ C2] ? ip_local_deliver+0x4c0/0x4c0 [ 12.764248][ C2] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.764249][ C2] ? mark_usage+0x61/0x170 [ 12.764251][ C2] ? __lock_acquire+0x518/0xc20 [ 12.764253][ C2] ? process_backlog+0x3f1/0x14c0 [ 12.764255][ C2] __netif_receive_skb_one_core+0xfc/0x180 [ 12.764256][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 12.764258][ C2] ? process_backlog+0x3f1/0x14c0 [ 12.764259][ C2] ? __netif_receive_skb_list_core+0x9e0/0x9e0 [ 12.764261][ C2] ? rcu_is_watching+0x16/0xd0 [ 12.764263][ C2] process_backlog+0x431/0x14c0 [ 12.764265][ C2] __napi_poll+0xa7/0x3b0 [ 12.764267][ C2] net_rx_action+0x513/0xf50 [ 12.764269][ C2] ? __lock_acquire+0x518/0xc20 [ 12.764271][ C2] ? __napi_poll+0x3b0/0x3b0 [ 12.764274][ C2] ? ktime_get_update_offsets_now+0x2a8/0x490 [ 12.764276][ C2] ? mark_held_locks+0x40/0x70 [ 12.764278][ C2] handle_softirqs+0x1d3/0x900 [ 12.764280][ C2] ? _local_bh_enable+0xc0/0xc0 [ 12.764282][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 12.764284][ C2] ? rcu_is_watching+0x16/0xd0 [ 12.764285][ C2] do_softirq+0xac/0xe0 [ 12.764287][ C2] [ 12.764287][ C2] [ 12.764288][ C2] __local_bh_enable_ip+0x118/0x150 [ 12.764289][ C2] __neigh_event_send+0x30a/0x1070 [ 12.764291][ C2] ? lockdep_hardirqs_on+0x71/0x130 [ 12.764293][ C2] ? __rcu_read_lock+0x30/0x70 [ 12.764294][ C2] neigh_resolve_output+0xbe/0x140 [ 12.764296][ C2] ip_finish_output2+0x5b9/0x1bc0 [ 12.764298][ C2] ? ip_dst_mtu_maybe_forward+0x261/0x670 [ 12.764299][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 12.764301][ C2] ? ip_fragment.constprop.0+0x2c0/0x2c0 [ 12.764302][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 12.764305][ C2] ip_output+0x1ca/0x660 [ 12.764306][ C2] ? ip_finish_output+0x460/0x460 [ 12.764308][ C2] ? find_held_lock+0x2b/0x80 [ 12.764309][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 12.764311][ C2] ? ip4_dst_hoplimit+0x15b/0x320 [ 12.764313][ C2] __ip_queue_xmit+0x774/0x1650 [ 12.764315][ C2] sctp_packet_transmit+0x665/0x1090 [sctp] [ 12.764321][ C2] ? find_held_lock+0x2b/0x80 [ 12.764323][ C2] sctp_packet_singleton+0x1db/0x400 [sctp] [ 12.764329][ C2] ? sctp_inq_set_th_handler+0x100/0x100 [sctp] [ 12.764336][ C2] ? sctp_outq_select_transport+0x1b3/0x7c0 [sctp] [ 12.764342][ C2] sctp_outq_flush_ctrl+0x5b9/0xc10 [sctp] [ 12.764349][ C2] ? __mod_timer+0x3ad/0xc60 [ 12.764350][ C2] sctp_outq_flush+0xcf/0x1a0 [sctp] [ 12.764356][ C2] ? rcu_is_watching+0x16/0xd0 [ 12.764357][ C2] ? sctp_outq_flush_data+0x1940/0x1940 [sctp] [ 12.764363][ C2] ? add_timer_on+0x580/0x580 [ 12.764365][ C2] ? __asan_memcpy+0x3c/0x60 [ 12.764366][ C2] sctp_cmd_interpreter.isra.0+0x4f6/0x6810 [sctp] [ 12.764373][ C2] ? sctp_make_init+0x7ff/0xc70 [sctp] [ 12.764379][ C2] ? sctp_generate_t1_cookie_event+0x20/0x20 [sctp] [ 12.764385][ C2] ? validate_chain+0x34a/0xc20 [ 12.764388][ C2] sctp_side_effects+0xcf/0x230 [sctp] [ 12.764394][ C2] ? __lock_acquire+0x518/0xc20 [ 12.764395][ C2] ? sctp_cmd_interpreter.isra.0+0x6810/0x6810 [sctp] [ 12.764402][ C2] sctp_do_sm+0x1a1/0x4e0 [sctp] [ 12.764409][ C2] ? sctp_cname+0x1c0/0x1c0 [sctp] [ 12.764415][ C2] ? sctp_do_8_2_transport_strike.isra.0+0x1160/0x1160 [sctp] [ 12.764421][ C2] ? sctp_hash_transport+0x1675/0x1ec0 [sctp] [ 12.764430][ C2] ? sctp_connect_new_asoc+0x19e/0x680 [sctp] [ 12.764436][ C2] ? sctp_bind+0xf0/0xf0 [sctp] [ 12.764442][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 12.764444][ C2] sctp_primitive_ASSOCIATE+0x7f/0xe0 [sctp] [ 12.764450][ C2] __sctp_connect+0x8bb/0xb50 [sctp] [ 12.764457][ C2] ? do_raw_spin_lock+0x131/0x280 [ 12.764459][ C2] ? sctp_connect_new_asoc+0x680/0x680 [sctp] [ 12.764465][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 12.764467][ C2] ? mark_held_locks+0x40/0x70 [ 12.764469][ C2] sctp_inet_connect+0x124/0x1f0 [sctp] [ 12.764475][ C2] __sys_connect+0x1c1/0x2c0 [ 12.764477][ C2] ? __sys_connect_file+0x250/0x250 [ 12.764480][ C2] ? fpregs_restore_userregs+0x14b/0x300 [ 12.764482][ C2] __x64_sys_connect+0x72/0xd0 [ 12.764483][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 12.764485][ C2] ? do_syscall_64+0xa6/0x570 [ 12.764486][ C2] do_syscall_64+0x10e/0x570 [ 12.764488][ C2] ? exc_page_fault+0xee/0x100 [ 12.764489][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.764491][ C2] RIP: 0033:0x7f68d913054e [ 12.764492][ 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 [ 12.764493][ C2] RSP: 002b:00007ffefe7ca0a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002a [ 12.764494][ C2] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f68d913054e [ 12.764495][ C2] RDX: 0000000000000010 RSI: 00007ffefe7ca140 RDI: 0000000000000005 [ 12.764496][ C2] RBP: 00007ffefe7ca0b0 R08: 0000000000000000 R09: 0000000000000000 [ 12.764496][ C2] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffefe7ca2b8 [ 12.764497][ C2] R13: 0000000000000006 R14: 00007f68d9301000 R15: 0000000000402e00 [ 12.764499][ C2] [ 13.000506][ C2] htb: too many events! [ 13.962683][ C2] IN=link1 OUT=link2 MACSRC=7e:8c:b0:7f:96:36 MACDST=6e:17:49:c1:a2:08 MACPROTO=0800 SRC=198.51.100.1 DST=198.51.200.1 LEN=292 TOS=0x02 PREC=0x00 TTL=63 ID=0 DF PROTO=132 [ 13.962698][ C2] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.962700][ C2] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/2 [ 13.962702][ C2] preempt_count: 102, expected: 0 [ 13.962703][ C2] RCU nest depth: 3, expected: 0 [ 13.962704][ C2] INFO: lockdep is turned off. [ 13.962705][ C2] irq event stamp: 391706 [ 13.962706][ C2] hardirqs last enabled at (391705): [] default_idle_call+0x98/0xb0 [ 13.962717][ C2] hardirqs last disabled at (391706): [] __schedule+0x1246/0x20e0 [ 13.962720][ C2] softirqs last enabled at (391696): [] handle_softirqs+0x67c/0x900 [ 13.962724][ C2] softirqs last disabled at (391691): [] __irq_exit_rcu+0x145/0x1c0 [ 13.962727][ C2] Preemption disabled at: [ 13.962727][ C2] [<0000000000000000>] 0x0 [ 13.962734][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.962738][ C2] Tainted: [W]=WARN [ 13.962738][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.962741][ C2] Call Trace: [ 13.962742][ C2] [ 13.962744][ C2] dump_stack_lvl+0x6f/0xa0 [ 13.962754][ C2] __might_resched.cold+0x1fe/0x2c1 [ 13.962758][ C2] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.962760][ C2] ? rcu_is_watching+0x16/0xd0 [ 13.962763][ C2] __kmalloc_noprof+0x443/0x760 [ 13.962767][ C2] ? __rwlock_init+0x150/0x150 [ 13.962770][ C2] ? alloc_buf.isra.0+0x4b/0x260 [ 13.962774][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 13.962776][ C2] alloc_buf.isra.0+0x4b/0x260 [ 13.962778][ C2] put_chars+0x1e1/0x2f0 [ 13.962779][ C2] ? desc_read_finalized_seq+0x79/0x120 [ 13.962782][ C2] ? __send_to_port+0x420/0x420 [ 13.962784][ C2] ? console_prepend_replay+0x20/0x20 [ 13.962786][ C2] hvc_console_print+0x292/0x780 [ 13.962790][ C2] ? hvc_write+0x3a0/0x3a0 [ 13.962791][ C2] ? do_raw_spin_lock+0x131/0x280 [ 13.962793][ C2] ? __rwlock_init+0x150/0x150 [ 13.962795][ C2] ? rcu_is_watching+0x16/0xd0 [ 13.962796][ C2] ? rcu_is_watching+0x16/0xd0 [ 13.962797][ C2] ? lock_acquire+0x13c/0x160 [ 13.962800][ C2] console_emit_next_record+0x22f/0x4c0 [ 13.962802][ C2] ? devkmsg_read+0x4b0/0x4b0 [ 13.962803][ C2] ? rcu_is_watching+0x16/0xd0 [ 13.962804][ C2] ? rcu_is_watching+0x16/0xd0 [ 13.962805][ C2] ? rcu_is_watching+0x16/0xd0 [ 13.962807][ C2] ? lock_acquire+0x13c/0x160 [ 13.962808][ C2] ? console_flush_one_record+0x111/0x710 [ 13.962810][ C2] console_flush_one_record+0x46f/0x710 [ 13.962811][ C2] ? console_emit_next_record+0x4c0/0x4c0 [ 13.962813][ C2] console_unlock+0xee/0x1f0 [ 13.962815][ C2] ? lock_acquire+0x13c/0x160 [ 13.962816][ C2] ? console_flush_one_record+0x710/0x710 [ 13.962817][ C2] ? rcu_is_watching+0x16/0xd0 [ 13.962818][ C2] ? lock_release+0x184/0x1f0 [ 13.962820][ C2] ? lock_acquire+0x60/0x160 [ 13.962822][ C2] ? __rcu_read_lock+0x30/0x70 [ 13.962823][ C2] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.962825][ C2] ? vprintk_emit+0x320/0x3e0 [ 13.962827][ C2] vprintk_emit+0x37c/0x3e0 [ 13.962828][ C2] ? wake_up_klogd_work_func+0x90/0x90 [ 13.962831][ C2] _printk+0xc7/0x100 [ 13.962834][ C2] ? snapshot_read.cold+0x21/0x21 [ 13.962836][ C2] ? dump_mac_header+0x4db/0x920 [nf_log_syslog] [ 13.962839][ C2] nf_log_buf_close+0x86/0x100 [ 13.962843][ C2] nf_log_packet+0x279/0x520 [ 13.962846][ C2] ? nf_log_trace+0x3f0/0x3f0 [ 13.962847][ C2] ? do_raw_spin_lock+0x131/0x280 [ 13.962849][ C2] ? rcu_is_watching+0x16/0xd0 [ 13.962851][ C2] ? ktime_get+0x1dd/0x2d0 [ 13.962854][ C2] ? ktime_get_update_offsets_now+0x2a8/0x490 [ 13.962857][ C2] nft_log_eval+0x1b0/0x4e0 [nft_log] [ 13.962859][ C2] ? rcu_is_watching+0x16/0xd0 [ 13.962860][ C2] ? nft_meta_get_eval+0x60d/0x17d0 [nf_tables] [ 13.962870][ C2] nft_do_chain+0x2ad/0x1780 [nf_tables] [ 13.962878][ C2] ? rcu_read_lock_held+0x9/0x40 [ 13.962880][ C2] ? __mkroute_input+0xa7b/0x11b0 [ 13.962882][ C2] ? __nft_trace_verdict+0x270/0x270 [nf_tables] [ 13.962888][ C2] ? nf_conntrack_sctp_packet+0x1578/0x2b50 [nf_conntrack] [ 13.962896][ C2] ? __mkroute_output+0xff0/0xff0 [ 13.962899][ C2] nft_do_chain_ipv4+0x1d7/0x2e0 [nf_tables] [ 13.962906][ C2] ? nf_tables_netdev_event+0x170/0x170 [nf_tables] [ 13.962911][ C2] ? rcu_is_watching+0x16/0xd0 [ 13.962912][ C2] ? lock_acquire+0x13c/0x160 [ 13.962914][ C2] ? rcu_is_watching+0x16/0xd0 [ 13.962915][ C2] nf_hook_slow+0xbb/0x210 [ 13.962917][ C2] nf_hook.constprop.0+0x1ae/0x340 [ 13.962919][ C2] ? ip_dst_mtu_maybe_forward.constprop.0+0x660/0x660 [ 13.962921][ C2] ? rcu_is_watching+0x16/0xd0 [ 13.962922][ C2] ? nf_hook.constprop.0+0x340/0x340 [ 13.962923][ C2] ? ip_dst_mtu_maybe_forward.constprop.0+0x253/0x660 [ 13.962925][ C2] ? ip4_frag_init+0x720/0x720 [ 13.962927][ C2] ip_forward+0xfa7/0x1570 [ 13.962929][ C2] ? rcu_read_lock_held+0x9/0x40 [ 13.962930][ C2] ? process_backlog+0x3f1/0x14c0 [ 13.962933][ C2] ? process_backlog+0x3f1/0x14c0 [ 13.962935][ C2] ip_rcv+0xdc/0x3d0 [ 13.962936][ C2] ? ip_local_deliver+0x4c0/0x4c0 [ 13.962937][ C2] ? netif_rx_internal+0xcc/0x4b0 [ 13.962939][ C2] ? ip_rcv_finish_core+0x14c0/0x14c0 [ 13.962941][ C2] ? rcu_is_watching+0x16/0xd0 [ 13.962942][ C2] ? process_backlog+0x3f1/0x14c0 [ 13.962943][ C2] __netif_receive_skb_one_core+0xfc/0x180 [ 13.962945][ C2] ? __netif_receive_skb_list_core+0x9e0/0x9e0 [ 13.962947][ C2] ? rcu_is_watching+0x16/0xd0 [ 13.962948][ C2] ? rcu_is_watching+0x16/0xd0 [ 13.962950][ C2] process_backlog+0x431/0x14c0 [ 13.962952][ C2] __napi_poll+0xa7/0x3b0 [ 13.962954][ C2] net_rx_action+0x513/0xf50 [ 13.962957][ C2] ? __napi_poll+0x3b0/0x3b0 [ 13.962958][ C2] ? __qdisc_run+0x1f4/0x3d0 [ 13.962962][ C2] ? sch_direct_xmit+0xaa0/0xaa0 [ 13.962964][ C2] ? lock_release+0x184/0x1f0 [ 13.962966][ C2] ? net_tx_action+0x545/0xac0 [ 13.962967][ C2] ? rcu_is_watching+0x16/0xd0 [ 13.962969][ C2] handle_softirqs+0x1d3/0x900 [ 13.962971][ C2] ? _local_bh_enable+0xc0/0xc0 [ 13.962973][ C2] ? lock_release+0x184/0x1f0 [ 13.962975][ C2] __irq_exit_rcu+0x145/0x1c0 [ 13.962976][ C2] irq_exit_rcu+0xe/0x30 [ 13.962978][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 13.962980][ C2] [ 13.962981][ C2] [ 13.962982][ C2] ? _raw_spin_unlock+0x2d/0x50 [ 13.962984][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.962987][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 13.962990][ C2] Code: 48 8b 3d d4 41 10 02 e8 1f 00 00 00 48 2b 05 98 72 b2 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 53 45 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 [ 13.962992][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000246 [ 13.962995][ C2] RAX: 0000000000000002 RBX: ff11000001bf4740 RCX: 0000000000000001 [ 13.962996][ C2] RDX: 0000000000000002 RSI: ffffffff924930e0 RDI: ffffffff8faf4ce7 [ 13.962997][ C2] RBP: 0000000000000000 R08: ffffffff920054e1 R09: 1fe2200006a663a2 [ 13.962997][ C2] R10: 0000000000000002 R11: 0000000000000000 R12: 1ff400000002afc3 [ 13.962998][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 13.962999][ C2] ? ct_kernel_exit.constprop.0+0x101/0x160 [ 13.963001][ C2] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 13.963004][ C2] default_idle+0x9/0x10 [ 13.963005][ C2] default_idle_call+0x6e/0xb0 [ 13.963006][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 13.963008][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 13.963010][ C2] ? mark_tsc_async_resets+0x30/0x30 [ 13.963012][ C2] ? default_idle_call+0x98/0xb0 [ 13.963013][ C2] ? rcu_is_watching+0x16/0xd0 [ 13.963015][ C2] do_idle+0xd8/0x190 [ 13.963016][ C2] cpu_startup_entry+0x53/0x70 [ 13.963018][ C2] start_secondary+0x204/0x2b0 [ 13.963020][ C2] ? set_cpu_sibling_map+0x2130/0x2130 [ 13.963022][ C2] common_startup_64+0x13e/0x148 [ 13.963026][ C2] [ 15.850239][ C0] htb: netem qdisc 10: is non-work-conserving? [ 15.850258][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 15.850261][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 289, name: sctp_collision [ 15.850262][ C0] preempt_count: 303, expected: 0 [ 15.850263][ C0] RCU nest depth: 5, expected: 0 [ 15.850264][ C0] INFO: lockdep is turned off. [ 15.850265][ C0] irq event stamp: 0 [ 15.850266][ C0] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 15.850271][ C0] hardirqs last disabled at (0): [] copy_process+0x1d01/0x62c0 [ 15.850277][ C0] softirqs last enabled at (0): [] copy_process+0x1d55/0x62c0 [ 15.850279][ C0] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 15.850281][ C0] Preemption disabled at: [ 15.850281][ C0] [<0000000000000000>] 0x0 [ 15.850287][ C0] CPU: 0 UID: 0 PID: 289 Comm: sctp_collision Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 15.850290][ C0] Tainted: [W]=WARN [ 15.850291][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.850293][ C0] Call Trace: [ 15.850294][ C0] [ 15.850296][ C0] dump_stack_lvl+0x6f/0xa0 [ 15.850301][ C0] __might_resched.cold+0x1fe/0x2c1 [ 15.850304][ C0] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 15.850308][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 15.850310][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850313][ C0] __kmalloc_noprof+0x443/0x760 [ 15.850316][ C0] ? __rwlock_init+0x150/0x150 [ 15.850319][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 15.850324][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 15.850326][ C0] alloc_buf.isra.0+0x4b/0x260 [ 15.850328][ C0] put_chars+0x1e1/0x2f0 [ 15.850330][ C0] ? __send_to_port+0x420/0x420 [ 15.850332][ C0] ? console_prepend_replay+0x20/0x20 [ 15.850334][ C0] hvc_console_print+0x292/0x780 [ 15.850338][ C0] ? hvc_write+0x3a0/0x3a0 [ 15.850339][ C0] ? vsnprintf+0x668/0x1700 [ 15.850342][ C0] ? __rwlock_init+0x150/0x150 [ 15.850344][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850345][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850347][ C0] console_emit_next_record+0x22f/0x4c0 [ 15.850349][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 15.850351][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850352][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850353][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850354][ C0] ? lock_acquire+0x13c/0x160 [ 15.850356][ C0] ? console_flush_one_record+0x111/0x710 [ 15.850357][ C0] console_flush_one_record+0x46f/0x710 [ 15.850359][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 15.850361][ C0] console_unlock+0xee/0x1f0 [ 15.850362][ C0] ? lock_acquire+0x13c/0x160 [ 15.850364][ C0] ? console_flush_one_record+0x710/0x710 [ 15.850365][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850366][ C0] ? lock_release+0x184/0x1f0 [ 15.850367][ C0] ? lock_acquire+0x60/0x160 [ 15.850369][ C0] ? __rcu_read_lock+0x30/0x70 [ 15.850370][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 15.850373][ C0] ? vprintk_emit+0x320/0x3e0 [ 15.850374][ C0] vprintk_emit+0x37c/0x3e0 [ 15.850376][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 15.850377][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850378][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 15.850381][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 15.850384][ C0] _printk+0xc7/0x100 [ 15.850386][ C0] ? snapshot_read.cold+0x21/0x21 [ 15.850389][ C0] ? get_slot_next+0x4b0/0x4b0 [sch_netem] [ 15.850392][ C0] ? unwind_next_frame+0x69b/0x1ea0 [ 15.850395][ C0] ? trace_irq_enable.constprop.0+0x30/0x160 [ 15.850396][ C0] htb_dequeue_tree.cold+0x98/0x122 [sch_htb] [ 15.850400][ C0] ? ktime_get+0x1dd/0x2d0 [ 15.850403][ C0] htb_dequeue+0x499/0xcc0 [sch_htb] [ 15.850406][ C0] ? htb_dequeue_tree+0xc30/0xc30 [sch_htb] [ 15.850407][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850408][ C0] ? lock_acquire+0x13c/0x160 [ 15.850410][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850411][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 15.850412][ C0] ? trace_hardirqs_on+0x36/0x40 [ 15.850414][ C0] dequeue_skb+0x5ef/0x1db0 [ 15.850419][ C0] __qdisc_run+0x1f4/0x3d0 [ 15.850421][ C0] ? sch_direct_xmit+0xaa0/0xaa0 [ 15.850423][ C0] ? do_raw_spin_lock+0x131/0x280 [ 15.850425][ C0] ? htb_classify+0xa70/0xa70 [sch_htb] [ 15.850426][ C0] ? sctp_outq_flush+0xcf/0x1a0 [sctp] [ 15.850438][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850440][ C0] __dev_xmit_skb+0xae6/0x1be0 [ 15.850443][ C0] ? alloc_netdev_dummy+0x30/0x30 [ 15.850445][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850446][ C0] ? lock_acquire+0x13c/0x160 [ 15.850448][ C0] __dev_queue_xmit+0x942/0x1b80 [ 15.850451][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850452][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 15.850453][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 15.850455][ C0] ? trace_hardirqs_on+0x36/0x40 [ 15.850456][ C0] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 15.850459][ C0] ? __wake_up+0x44/0x60 [ 15.850462][ C0] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 15.850464][ C0] ? __asan_memcpy+0x3c/0x60 [ 15.850466][ C0] ? eth_header+0x14c/0x180 [ 15.850468][ C0] ? neigh_resolve_output.part.0+0x344/0x740 [ 15.850471][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 15.850473][ C0] neigh_update_process_arp_queue+0x698/0x840 [ 15.850475][ C0] ? __neigh_notify+0x123/0x280 [ 15.850477][ C0] ? neigh_managed_work+0x1a1/0x220 [ 15.850479][ C0] __neigh_update+0x595/0x2160 [ 15.850481][ C0] arp_process+0x8a3/0x24b0 [ 15.850485][ C0] ? arp_send+0x140/0x140 [ 15.850486][ C0] ? update_cfs_rq_load_avg+0x4b/0x660 [ 15.850488][ C0] ? do_raw_spin_lock+0x131/0x280 [ 15.850490][ C0] ? update_load_avg+0x827/0xf00 [ 15.850492][ C0] ? __asan_memset+0x27/0x50 [ 15.850493][ C0] ? process_backlog+0x3f1/0x14c0 [ 15.850495][ C0] ? process_backlog+0x3f1/0x14c0 [ 15.850497][ C0] __netif_receive_skb_one_core+0xfc/0x180 [ 15.850499][ C0] ? __netif_receive_skb_list_core+0x9e0/0x9e0 [ 15.850501][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850502][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850503][ C0] process_backlog+0x431/0x14c0 [ 15.850505][ C0] ? lock_acquire+0x13c/0x160 [ 15.850507][ C0] __napi_poll+0xa7/0x3b0 [ 15.850509][ C0] net_rx_action+0x513/0xf50 [ 15.850512][ C0] ? __napi_poll+0x3b0/0x3b0 [ 15.850513][ C0] ? do_raw_spin_lock+0xe0/0x280 [ 15.850515][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850516][ C0] ? timerqueue_linked_add+0x207/0x560 [ 15.850519][ C0] ? ktime_get_update_offsets_now+0x2a8/0x490 [ 15.850521][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850523][ C0] handle_softirqs+0x1d3/0x900 [ 15.850526][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850527][ C0] ? _local_bh_enable+0xc0/0xc0 [ 15.850528][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 15.850530][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850531][ C0] do_softirq+0xac/0xe0 [ 15.850533][ C0] [ 15.850534][ C0] [ 15.850534][ C0] __local_bh_enable_ip+0x118/0x150 [ 15.850536][ C0] __neigh_event_send+0x30a/0x1070 [ 15.850538][ C0] ? __rcu_read_lock+0x30/0x70 [ 15.850540][ C0] neigh_resolve_output+0xbe/0x140 [ 15.850541][ C0] ip_finish_output2+0x5b9/0x1bc0 [ 15.850544][ C0] ? ip_dst_mtu_maybe_forward+0x7c/0x670 [ 15.850546][ C0] ? ip_dst_mtu_maybe_forward+0x261/0x670 [ 15.850547][ C0] ? ip_fragment.constprop.0+0x2c0/0x2c0 [ 15.850549][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850550][ C0] ip_output+0x1ca/0x660 [ 15.850552][ C0] ? ip_finish_output+0x460/0x460 [ 15.850553][ C0] ? kmem_cache_free+0xf8/0x550 [ 15.850555][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850556][ C0] ? lock_acquire+0x13c/0x160 [ 15.850558][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850559][ C0] ? lock_release+0x184/0x1f0 [ 15.850561][ C0] __ip_queue_xmit+0x774/0x1650 [ 15.850564][ C0] sctp_packet_transmit+0x665/0x1090 [sctp] [ 15.850572][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850574][ C0] sctp_packet_singleton+0x1db/0x400 [sctp] [ 15.850581][ C0] ? lock_release+0x184/0x1f0 [ 15.850583][ C0] ? sctp_inq_set_th_handler+0x100/0x100 [sctp] [ 15.850589][ C0] ? lock_release+0x184/0x1f0 [ 15.850592][ C0] ? sctp_outq_select_transport+0x1b3/0x7c0 [sctp] [ 15.850598][ C0] ? lock_acquire+0x13c/0x160 [ 15.850600][ C0] sctp_outq_flush_ctrl+0x5b9/0xc10 [sctp] [ 15.850606][ C0] ? __mod_timer+0x3ad/0xc60 [ 15.850608][ C0] sctp_outq_flush+0xcf/0x1a0 [sctp] [ 15.850614][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850615][ C0] ? sctp_outq_flush_data+0x1940/0x1940 [sctp] [ 15.850621][ C0] ? add_timer_on+0x580/0x580 [ 15.850623][ C0] ? __asan_memcpy+0x3c/0x60 [ 15.850624][ C0] sctp_cmd_interpreter.isra.0+0x4f6/0x6810 [sctp] [ 15.850633][ C0] ? sctp_make_init+0x7ff/0xc70 [sctp] [ 15.850641][ C0] ? sctp_generate_t1_cookie_event+0x20/0x20 [sctp] [ 15.850648][ C0] sctp_side_effects+0xcf/0x230 [sctp] [ 15.850654][ C0] ? sctp_cmd_interpreter.isra.0+0x6810/0x6810 [sctp] [ 15.850660][ C0] ? sctp_v4_xmit+0xc10/0xc10 [sctp] [ 15.850666][ C0] sctp_do_sm+0x1a1/0x4e0 [sctp] [ 15.850673][ C0] ? sctp_cname+0x1c0/0x1c0 [sctp] [ 15.850680][ C0] ? sctp_do_8_2_transport_strike.isra.0+0x1160/0x1160 [sctp] [ 15.850686][ C0] ? sctp_hash_transport+0x1675/0x1ec0 [sctp] [ 15.850695][ C0] ? sctp_connect_new_asoc+0x19e/0x680 [sctp] [ 15.850702][ C0] ? sctp_bind+0xf0/0xf0 [sctp] [ 15.850708][ C0] ? print_one_line+0x234/0x3a0 [ 15.850709][ C0] ? lock_acquire+0x13c/0x160 [ 15.850711][ C0] sctp_primitive_ASSOCIATE+0x7f/0xe0 [sctp] [ 15.850722][ C0] __sctp_connect+0x8bb/0xb50 [sctp] [ 15.850728][ C0] ? do_raw_spin_lock+0x131/0x280 [ 15.850730][ C0] ? sctp_connect_new_asoc+0x680/0x680 [sctp] [ 15.850736][ C0] ? __rwlock_init+0x150/0x150 [ 15.850738][ C0] ? rcu_is_watching+0x16/0xd0 [ 15.850739][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 15.850741][ C0] sctp_inet_connect+0x124/0x1f0 [sctp] [ 15.850747][ C0] __sys_connect+0x1c1/0x2c0 [ 15.850750][ C0] ? __sys_connect_file+0x250/0x250 [ 15.850759][ C0] ? fpregs_restore_userregs+0x14b/0x300 [ 15.850763][ C0] __x64_sys_connect+0x72/0xd0 [ 15.850764][ C0] ? trace_hardirqs_on+0x36/0x40 [ 15.850765][ C0] do_syscall_64+0x10e/0x570 [ 15.850768][ C0] ? exc_page_fault+0xee/0x100 [ 15.850770][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 15.850772][ C0] RIP: 0033:0x7f750764954e [ 15.850774][ C0] 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 [ 15.850776][ C0] RSP: 002b:00007fff652a8250 EFLAGS: 00000202 ORIG_RAX: 000000000000002a [ 15.850779][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f750764954e [ 15.850781][ C0] RDX: 0000000000000010 RSI: 00007fff652a82f0 RDI: 0000000000000005 [ 15.850782][ C0] RBP: 00007fff652a8260 R08: 0000000000000000 R09: 0000000000000000 [ 15.850782][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff652a8468 [ 15.850783][ C0] R13: 0000000000000006 R14: 00007f750781a000 R15: 0000000000402e00 [ 15.850785][ C0] [ 15.894289][ C0] htb: too many events!