[ 10.309112][ T196] ip (196) used greatest stack depth: 24536 bytes left [ 10.309130][ T196] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.309132][ T196] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 196, name: ip [ 10.309134][ T196] preempt_count: 2, expected: 0 [ 10.309135][ T196] RCU nest depth: 0, expected: 0 [ 10.309135][ T196] locks held by ip/196: 5, last CPU#3: [ 10.309137][ T196] #0: ffffffffab8167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.309149][ T196] #1: ffffffffab97ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.309153][ T196] #2: ffffffffab97de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.309158][ T196] #3: ffffffffab89d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.309161][ T196] #4: ffffffffab89d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.309165][ T196] irq event stamp: 34878 [ 10.309166][ T196] hardirqs last enabled at (34877): [] __down_trylock_console_sem+0x86/0xa0 [ 10.309169][ T196] hardirqs last disabled at (34878): [] console_emit_next_record+0x3d4/0x4c0 [ 10.309171][ T196] softirqs last enabled at (33784): [] handle_softirqs+0x67c/0x900 [ 10.309174][ T196] softirqs last disabled at (32383): [] __irq_exit_rcu+0x145/0x1c0 [ 10.309176][ T196] Preemption disabled at: [ 10.309177][ T196] [<0000000000000000>] 0x0 [ 10.309184][ T196] CPU: 3 UID: 0 PID: 196 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.309187][ T196] Tainted: [W]=WARN [ 10.309188][ T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.309190][ T196] Call Trace: [ 10.309191][ T196] [ 10.309193][ T196] dump_stack_lvl+0x6f/0xa0 [ 10.309199][ T196] __might_resched.cold+0x1fe/0x2c1 [ 10.309204][ T196] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.309208][ T196] ? __kmalloc_noprof+0xdb/0x760 [ 10.309213][ T196] __kmalloc_noprof+0x443/0x760 [ 10.309215][ T196] ? alloc_buf.isra.0+0x4b/0x260 [ 10.309222][ T196] ? do_raw_spin_unlock+0x59/0x250 [ 10.309224][ T196] alloc_buf.isra.0+0x4b/0x260 [ 10.309228][ T196] put_chars+0x1e1/0x2f0 [ 10.309231][ T196] ? __send_to_port+0x420/0x420 [ 10.309232][ T196] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.309236][ T196] ? validate_chain+0x38b/0xc20 [ 10.309241][ T196] hvc_console_print+0x292/0x780 [ 10.309249][ T196] ? hvc_write+0x3a0/0x3a0 [ 10.309252][ T196] ? rcu_is_watching+0x16/0xd0 [ 10.309254][ T196] ? lock_acquire+0x13c/0x160 [ 10.309258][ T196] console_emit_next_record+0x22f/0x4c0 [ 10.309262][ T196] ? devkmsg_read+0x4b0/0x4b0 [ 10.309264][ T196] ? console_flush_one_record+0x106/0x710 [ 10.309267][ T196] ? rcu_is_watching+0x16/0xd0 [ 10.309269][ T196] ? lock_acquire+0x13c/0x160 [ 10.309273][ T196] console_flush_one_record+0x46f/0x710 [ 10.309277][ T196] ? console_emit_next_record+0x4c0/0x4c0 [ 10.309279][ T196] ? __lock_acquire+0x518/0xc20 [ 10.309284][ T196] console_unlock+0xee/0x1f0 [ 10.309287][ T196] ? console_flush_one_record+0x710/0x710 [ 10.309289][ T196] ? rcu_is_watching+0x16/0xd0 [ 10.309290][ T196] ? lock_acquire+0xe0/0x160 [ 10.309294][ T196] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.309296][ T196] ? vprintk_emit+0x320/0x3e0 [ 10.309299][ T196] vprintk_emit+0x37c/0x3e0 [ 10.309302][ T196] ? wake_up_klogd_work_func+0x90/0x90 [ 10.309305][ T196] ? __lock_acquire+0x518/0xc20 [ 10.309309][ T196] _printk+0xc7/0x100 [ 10.309312][ T196] ? snapshot_read.cold+0x21/0x21 [ 10.309315][ T196] ? do_raw_spin_lock+0x131/0x280 [ 10.309318][ T196] ? __rwlock_init+0x150/0x150 [ 10.309321][ T196] ? do_raw_spin_lock+0x131/0x280 [ 10.309324][ T196] do_exit.cold+0x82/0x9c [ 10.309328][ T196] ? exit_notify+0x890/0x890 [ 10.309329][ T196] ? __lock_release.isra.0+0x69/0x1a0 [ 10.309332][ T196] ? rcu_is_watching+0x16/0xd0 [ 10.309336][ T196] do_group_exit+0xb8/0x370 [ 10.309338][ T196] __x64_sys_exit_group+0x3c/0x50 [ 10.309340][ T196] x64_sys_call+0x1567/0x1570 [ 10.309343][ T196] do_syscall_64+0xff/0x530 [ 10.309347][ T196] ? exc_page_fault+0xee/0x100 [ 10.309350][ T196] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.309352][ T196] RIP: 0033:0x7faee12a71b8 [ 10.309354][ T196] Code: Unable to access opcode bytes at 0x7faee12a718e. [ 10.309355][ T196] RSP: 002b:00007ffdf50d0d78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.309357][ T196] RAX: ffffffffffffffda RBX: 00007faee13d7f88 RCX: 00007faee12a71b8 [ 10.309359][ T196] RDX: 00007faee0ff1fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.309360][ T196] RBP: 00007ffdf50d0dd0 R08: 0000000000000000 R09: 0000000000000050 [ 10.309361][ T196] R10: 00007ffdf50d0b90 R11: 0000000000000246 R12: 0000000000000001 [ 10.309361][ T196] R13: 0000000000000000 R14: 00007faee13d6680 R15: 00007faee13d7fa0 [ 10.309368][ T196] [ 13.424140][ T278] ip (278) used greatest stack depth: 24504 bytes left [ 13.424162][ T278] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.424165][ T278] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 278, name: ip [ 13.424167][ T278] preempt_count: 2, expected: 0 [ 13.424168][ T278] RCU nest depth: 0, expected: 0 [ 13.424169][ T278] locks held by ip/278: 5, last CPU#0: [ 13.424172][ T278] #0: ffffffffab8167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 13.424185][ T278] #1: ffffffffab97ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.424192][ T278] #2: ffffffffab97de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.424199][ T278] #3: ffffffffab89d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.424205][ T278] #4: ffffffffab89d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 13.424211][ T278] irq event stamp: 27768 [ 13.424212][ T278] hardirqs last enabled at (27767): [] __down_trylock_console_sem+0x86/0xa0 [ 13.424216][ T278] hardirqs last disabled at (27768): [] console_emit_next_record+0x3d4/0x4c0 [ 13.424219][ T278] softirqs last enabled at (27762): [] handle_softirqs+0x67c/0x900 [ 13.424222][ T278] softirqs last disabled at (27757): [] __irq_exit_rcu+0x145/0x1c0 [ 13.424226][ T278] Preemption disabled at: [ 13.424227][ T278] [<0000000000000000>] 0x0 [ 13.424235][ T278] CPU: 0 UID: 0 PID: 278 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.424240][ T278] Tainted: [W]=WARN [ 13.424241][ T278] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.424243][ T278] Call Trace: [ 13.424245][ T278] [ 13.424248][ T278] dump_stack_lvl+0x6f/0xa0 [ 13.424256][ T278] __might_resched.cold+0x1fe/0x2c1 [ 13.424263][ T278] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.424268][ T278] ? __kmalloc_noprof+0xdb/0x760 [ 13.424275][ T278] __kmalloc_noprof+0x443/0x760 [ 13.424278][ T278] ? alloc_buf.isra.0+0x4b/0x260 [ 13.424288][ T278] ? do_raw_spin_unlock+0x59/0x250 [ 13.424291][ T278] alloc_buf.isra.0+0x4b/0x260 [ 13.424297][ T278] put_chars+0x1e1/0x2f0 [ 13.424301][ T278] ? __send_to_port+0x420/0x420 [ 13.424303][ T278] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.424308][ T278] ? validate_chain+0x38b/0xc20 [ 13.424317][ T278] hvc_console_print+0x292/0x780 [ 13.424329][ T278] ? hvc_write+0x3a0/0x3a0 [ 13.424333][ T278] ? rcu_is_watching+0x16/0xd0 [ 13.424336][ T278] ? lock_acquire+0x13c/0x160 [ 13.424343][ T278] console_emit_next_record+0x22f/0x4c0 [ 13.424349][ T278] ? devkmsg_read+0x4b0/0x4b0 [ 13.424352][ T278] ? console_flush_one_record+0x106/0x710 [ 13.424357][ T278] ? rcu_is_watching+0x16/0xd0 [ 13.424360][ T278] ? lock_acquire+0x13c/0x160 [ 13.424367][ T278] console_flush_one_record+0x46f/0x710 [ 13.424374][ T278] ? console_emit_next_record+0x4c0/0x4c0 [ 13.424377][ T278] ? __lock_acquire+0x518/0xc20 [ 13.424386][ T278] console_unlock+0xee/0x1f0 [ 13.424391][ T278] ? console_flush_one_record+0x710/0x710 [ 13.424393][ T278] ? rcu_is_watching+0x16/0xd0 [ 13.424397][ T278] ? lock_acquire+0xe0/0x160 [ 13.424403][ T278] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.424405][ T278] ? vprintk_emit+0x320/0x3e0 [ 13.424410][ T278] vprintk_emit+0x37c/0x3e0 [ 13.424415][ T278] ? wake_up_klogd_work_func+0x90/0x90 [ 13.424420][ T278] ? __lock_acquire+0x518/0xc20 [ 13.424427][ T278] _printk+0xc7/0x100 [ 13.424432][ T278] ? snapshot_read.cold+0x21/0x21 [ 13.424436][ T278] ? do_raw_spin_lock+0x131/0x280 [ 13.424440][ T278] ? __rwlock_init+0x150/0x150 [ 13.424447][ T278] ? do_raw_spin_lock+0x131/0x280 [ 13.424451][ T278] do_exit.cold+0x82/0x9c [ 13.424457][ T278] ? exit_notify+0x890/0x890 [ 13.424459][ T278] ? __lock_release.isra.0+0x69/0x1a0 [ 13.424463][ T278] ? rcu_is_watching+0x16/0xd0 [ 13.424470][ T278] do_group_exit+0xb8/0x370 [ 13.424475][ T278] __x64_sys_exit_group+0x3c/0x50 [ 13.424477][ T278] x64_sys_call+0x1567/0x1570 [ 13.424481][ T278] do_syscall_64+0xff/0x530 [ 13.424486][ T278] ? exc_page_fault+0xee/0x100 [ 13.424490][ T278] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.424494][ T278] RIP: 0033:0x7f96375d71b8 [ 13.424497][ T278] Code: Unable to access opcode bytes at 0x7f96375d718e. [ 13.424499][ T278] RSP: 002b:00007ffc34468458 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 13.424502][ T278] RAX: ffffffffffffffda RBX: 00007f9637707f88 RCX: 00007f96375d71b8 [ 13.424504][ T278] RDX: 00007f9637321fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 13.424506][ T278] RBP: 00007ffc344684b0 R08: 0000000000000000 R09: 0000000000000050 [ 13.424507][ T278] R10: 00007ffc34468270 R11: 0000000000000246 R12: 0000000000000001 [ 13.424508][ T278] R13: 0000000000000000 R14: 00007f9637706680 R15: 00007f9637707fa0 [ 13.424521][ T278] [ 15.411898][ T337] ip (337) used greatest stack depth: 24352 bytes left [ 15.411916][ T337] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 15.411918][ T337] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 337, name: ip [ 15.411920][ T337] preempt_count: 2, expected: 0 [ 15.411921][ T337] RCU nest depth: 0, expected: 0 [ 15.411922][ T337] locks held by ip/337: 5, last CPU#0: [ 15.411924][ T337] #0: ffffffffab8167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 15.411935][ T337] #1: ffffffffab97ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 15.411940][ T337] #2: ffffffffab97de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 15.411945][ T337] #3: ffffffffab89d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 15.411949][ T337] #4: ffffffffab89d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 15.411953][ T337] irq event stamp: 32490 [ 15.411954][ T337] hardirqs last enabled at (32489): [] __down_trylock_console_sem+0x86/0xa0 [ 15.411957][ T337] hardirqs last disabled at (32490): [] console_emit_next_record+0x3d4/0x4c0 [ 15.411959][ T337] softirqs last enabled at (31298): [] handle_softirqs+0x67c/0x900 [ 15.411962][ T337] softirqs last disabled at (31289): [] __irq_exit_rcu+0x145/0x1c0 [ 15.411964][ T337] Preemption disabled at: [ 15.411965][ T337] [<0000000000000000>] 0x0 [ 15.411972][ T337] CPU: 0 UID: 0 PID: 337 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 15.411975][ T337] Tainted: [W]=WARN [ 15.411976][ T337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.411978][ T337] Call Trace: [ 15.411980][ T337] [ 15.411981][ T337] dump_stack_lvl+0x6f/0xa0 [ 15.411988][ T337] __might_resched.cold+0x1fe/0x2c1 [ 15.411993][ T337] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 15.411997][ T337] ? __kmalloc_noprof+0xdb/0x760 [ 15.412001][ T337] __kmalloc_noprof+0x443/0x760 [ 15.412003][ T337] ? alloc_buf.isra.0+0x4b/0x260 [ 15.412010][ T337] ? do_raw_spin_unlock+0x59/0x250 [ 15.412013][ T337] alloc_buf.isra.0+0x4b/0x260 [ 15.412017][ T337] put_chars+0x1e1/0x2f0 [ 15.412020][ T337] ? __send_to_port+0x420/0x420 [ 15.412021][ T337] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 15.412025][ T337] ? validate_chain+0x38b/0xc20 [ 15.412030][ T337] hvc_console_print+0x292/0x780 [ 15.412038][ T337] ? hvc_write+0x3a0/0x3a0 [ 15.412041][ T337] ? rcu_is_watching+0x16/0xd0 [ 15.412043][ T337] ? lock_acquire+0x13c/0x160 [ 15.412047][ T337] console_emit_next_record+0x22f/0x4c0 [ 15.412052][ T337] ? devkmsg_read+0x4b0/0x4b0 [ 15.412053][ T337] ? console_flush_one_record+0x106/0x710 [ 15.412057][ T337] ? rcu_is_watching+0x16/0xd0 [ 15.412059][ T337] ? lock_acquire+0x13c/0x160 [ 15.412063][ T337] console_flush_one_record+0x46f/0x710 [ 15.412067][ T337] ? console_emit_next_record+0x4c0/0x4c0 [ 15.412069][ T337] ? __lock_acquire+0x518/0xc20 [ 15.412074][ T337] console_unlock+0xee/0x1f0 [ 15.412078][ T337] ? console_flush_one_record+0x710/0x710 [ 15.412080][ T337] ? rcu_is_watching+0x16/0xd0 [ 15.412081][ T337] ? lock_acquire+0xe0/0x160 [ 15.412085][ T337] ? __down_trylock_console_sem+0x5e/0xa0 [ 15.412087][ T337] ? vprintk_emit+0x320/0x3e0 [ 15.412090][ T337] vprintk_emit+0x37c/0x3e0 [ 15.412093][ T337] ? wake_up_klogd_work_func+0x90/0x90 [ 15.412096][ T337] ? __lock_acquire+0x518/0xc20 [ 15.412100][ T337] _printk+0xc7/0x100 [ 15.412106][ T337] ? snapshot_read.cold+0x21/0x21 [ 15.412109][ T337] ? do_raw_spin_lock+0x131/0x280 [ 15.412112][ T337] ? __rwlock_init+0x150/0x150 [ 15.412116][ T337] ? do_raw_spin_lock+0x131/0x280 [ 15.412118][ T337] do_exit.cold+0x82/0x9c [ 15.412122][ T337] ? exit_notify+0x890/0x890 [ 15.412124][ T337] ? __lock_release.isra.0+0x69/0x1a0 [ 15.412127][ T337] ? rcu_is_watching+0x16/0xd0 [ 15.412130][ T337] do_group_exit+0xb8/0x370 [ 15.412133][ T337] __x64_sys_exit_group+0x3c/0x50 [ 15.412135][ T337] x64_sys_call+0x1567/0x1570 [ 15.412138][ T337] do_syscall_64+0xff/0x530 [ 15.412142][ T337] ? exc_page_fault+0xee/0x100 [ 15.412145][ T337] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 15.412147][ T337] RIP: 0033:0x7fe64f8c51b8 [ 15.412150][ T337] Code: Unable to access opcode bytes at 0x7fe64f8c518e. [ 15.412151][ T337] RSP: 002b:00007ffc806fd648 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 15.412154][ T337] RAX: ffffffffffffffda RBX: 00007fe64f9f5f88 RCX: 00007fe64f8c51b8 [ 15.412155][ T337] RDX: 00007fe64f60ffc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 15.412157][ T337] RBP: 00007ffc806fd6a0 R08: 0000000000000000 R09: 0000000000000050 [ 15.412157][ T337] R10: 00007ffc806fd460 R11: 0000000000000246 R12: 0000000000000001 [ 15.412158][ T337] R13: 0000000000000000 R14: 00007fe64f9f4680 R15: 00007fe64f9f5fa0 [ 15.412166][ T337] [ 16.217545][ T356] ip (356) used greatest stack depth: 23840 bytes left [ 17.023846][ C3] IPv4: Oversized IP packet from 172.17.0.2 [ 17.023889][ C3] [ 17.023890][ C3] ======================================================== [ 17.023891][ C3] WARNING: possible irq lock inversion dependency detected [ 17.023894][ C3] 7.2.0-virtme #1 Tainted: G W [ 17.023895][ C3] -------------------------------------------------------- [ 17.023895][ C3] psock_snd/376 just changed the state of lock: [ 17.023897][ C3] ffffffffab89d760 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 17.023909][ C3] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 17.023910][ C3] (fs_reclaim){+.+.}-{0:0} [ 17.023911][ C3] [ 17.023911][ C3] [ 17.023911][ C3] and interrupts could create inverse lock ordering between them. [ 17.023911][ C3] [ 17.023912][ C3] [ 17.023912][ C3] other info that might help us debug this: [ 17.023913][ C3] Possible interrupt unsafe locking scenario: [ 17.023913][ C3] [ 17.023913][ C3] CPU0 CPU1 [ 17.023914][ C3] ---- ---- [ 17.023914][ C3] lock(fs_reclaim); [ 17.023915][ C3] local_irq_disable(); [ 17.023916][ C3] lock(console_owner); [ 17.023917][ C3] lock(fs_reclaim); [ 17.023917][ C3] [ 17.023918][ C3] lock(console_owner); [ 17.023918][ C3] [ 17.023918][ C3] *** DEADLOCK *** [ 17.023918][ C3] [ 17.023919][ C3] locks held by psock_snd/376: 5, last CPU#3: [ 17.023920][ C3] #0: ffffffffab994c00 (rcu_read_lock){....}-{1:3}, at: process_backlog+0x3f1/0x14c0 [ 17.023926][ C3] #1: ffffffffab994c00 (rcu_read_lock){....}-{1:3}, at: ip_defrag+0xcd/0x7a0 [ 17.023930][ C3] #2: ff1100000cd6a3e8 (&q->lock){+.-.}-{3:3}, at: ip_defrag+0x2c4/0x7a0 [ 17.023932][ C3] #3: ffffffffab97ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 17.023935][ C3] #4: ffffffffab97de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 17.023938][ C3] [ 17.023938][ C3] the shortest dependencies between 2nd lock and 1st lock: [ 17.023943][ C3] -> (fs_reclaim){+.+.}-{0:0} { [ 17.023945][ C3] HARDIRQ-ON-W at: [ 17.023947][ C3] __lock_acquire+0x388/0xc20 [ 17.023949][ C3] lock_acquire.part.0+0xd4/0x280 [ 17.023951][ C3] fs_reclaim_acquire+0xd5/0x120 [ 17.023954][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 17.023956][ C3] kthread_create_worker_on_node+0xea/0x210 [ 17.023959][ C3] workqueue_init+0x2a/0x680 [ 17.023963][ C3] kernel_init_freeable+0x2fe/0x630 [ 17.023966][ C3] kernel_init+0x21/0x150 [ 17.023970][ C3] ret_from_fork+0x474/0x6b0 [ 17.023973][ C3] ret_from_fork_asm+0x11/0x20 [ 17.023976][ C3] SOFTIRQ-ON-W at: [ 17.023977][ C3] __lock_acquire+0x388/0xc20 [ 17.023979][ C3] lock_acquire.part.0+0xd4/0x280 [ 17.023980][ C3] fs_reclaim_acquire+0xd5/0x120 [ 17.023981][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 17.023982][ C3] kthread_create_worker_on_node+0xea/0x210 [ 17.023984][ C3] workqueue_init+0x2a/0x680 [ 17.023985][ C3] kernel_init_freeable+0x2fe/0x630 [ 17.023987][ C3] kernel_init+0x21/0x150 [ 17.023988][ C3] ret_from_fork+0x474/0x6b0 [ 17.023990][ C3] ret_from_fork_asm+0x11/0x20 [ 17.023991][ C3] INITIAL USE at: [ 17.023992][ C3] __lock_acquire+0x388/0xc20 [ 17.023993][ C3] lock_acquire.part.0+0xd4/0x280 [ 17.023995][ C3] fs_reclaim_acquire+0xd5/0x120 [ 17.023996][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 17.023997][ C3] kthread_create_worker_on_node+0xea/0x210 [ 17.023998][ C3] workqueue_init+0x2a/0x680 [ 17.024000][ C3] kernel_init_freeable+0x2fe/0x630 [ 17.024002][ C3] kernel_init+0x21/0x150 [ 17.024003][ C3] ret_from_fork+0x474/0x6b0 [ 17.024004][ C3] ret_from_fork_asm+0x11/0x20 [ 17.024005][ C3] } [ 17.024006][ C3] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 17.024010][ C3] ... acquired at: [ 17.024011][ C3] __lock_acquire+0x518/0xc20 [ 17.024012][ C3] lock_acquire.part.0+0xd4/0x280 [ 17.024013][ C3] fs_reclaim_acquire+0xd5/0x120 [ 17.024015][ C3] __kmalloc_noprof+0xd3/0x760 [ 17.024015][ C3] alloc_buf.isra.0+0x4b/0x260 [ 17.024019][ C3] put_chars+0x1e1/0x2f0 [ 17.024020][ C3] hvc_console_print+0x292/0x780 [ 17.024024][ C3] console_emit_next_record+0x22f/0x4c0 [ 17.024025][ C3] console_flush_one_record+0x46f/0x710 [ 17.024027][ C3] console_unlock+0xee/0x1f0 [ 17.024028][ C3] vprintk_emit+0x37c/0x3e0 [ 17.024029][ C3] _printk+0xc7/0x100 [ 17.024032][ C3] tun_init+0x24/0xb0 [ 17.024035][ C3] do_one_initcall+0x124/0x4f0 [ 17.024036][ C3] kernel_init_freeable+0x596/0x630 [ 17.024038][ C3] kernel_init+0x21/0x150 [ 17.024039][ C3] ret_from_fork+0x474/0x6b0 [ 17.024040][ C3] ret_from_fork_asm+0x11/0x20 [ 17.024041][ C3] [ 17.024042][ C3] -> (console_owner){..-.}-{0:0} { [ 17.024043][ C3] IN-SOFTIRQ-W at: [ 17.024044][ C3] __lock_acquire+0x388/0xc20 [ 17.024046][ C3] lock_acquire.part.0+0xd4/0x280 [ 17.024047][ C3] console_lock_spinning_enable+0x5c/0x60 [ 17.024049][ C3] console_emit_next_record+0x1d1/0x4c0 [ 17.024051][ C3] console_flush_one_record+0x46f/0x710 [ 17.024052][ C3] console_unlock+0xee/0x1f0 [ 17.024054][ C3] vprintk_emit+0x37c/0x3e0 [ 17.024055][ C3] _printk+0xc7/0x100 [ 17.024056][ C3] ip_frag_reasm.constprop.0.cold+0x10/0x15 [ 17.024058][ C3] ip_frag_queue+0xeb5/0x1830 [ 17.024059][ C3] ip_defrag+0x2d4/0x7a0 [ 17.024060][ C3] ip_local_deliver+0x171/0x4c0 [ 17.024061][ C3] ip_rcv+0xdc/0x3d0 [ 17.024062][ C3] __netif_receive_skb_core.constprop.0+0x13b5/0x2bb0 [ 17.024064][ C3] __netif_receive_skb_one_core+0xa2/0x180 [ 17.024065][ C3] process_backlog+0x431/0x14c0 [ 17.024067][ C3] __napi_poll+0xa7/0x3b0 [ 17.024068][ C3] net_rx_action+0x513/0xf50 [ 17.024070][ C3] handle_softirqs+0x1d3/0x900 [ 17.024072][ C3] do_softirq+0xac/0xe0 [ 17.024074][ C3] __local_bh_enable_ip+0x118/0x150 [ 17.024075][ C3] __dev_queue_xmit+0x989/0x1b90 [ 17.024077][ C3] packet_snd+0xee8/0x1840 [ 17.024079][ C3] __sock_sendmsg+0xce/0x190 [ 17.024082][ C3] __sys_sendto+0x260/0x320 [ 17.024084][ C3] __x64_sys_sendto+0xe4/0x1f0 [ 17.024085][ C3] do_syscall_64+0xff/0x530 [ 17.024087][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 17.024089][ C3] INITIAL USE at: [ 17.024090][ C3] } [ 17.024090][ C3] ... key at: [] console_owner_dep_map+0x0/0x60 [ 17.024092][ C3] ... acquired at: [ 17.024093][ C3] mark_lock+0x1d7/0xa00 [ 17.024094][ C3] mark_usage+0x42/0x170 [ 17.024096][ C3] __lock_acquire+0x388/0xc20 [ 17.024097][ C3] lock_acquire.part.0+0xd4/0x280 [ 17.024098][ C3] console_lock_spinning_enable+0x5c/0x60 [ 17.024100][ C3] console_emit_next_record+0x1d1/0x4c0 [ 17.024101][ C3] console_flush_one_record+0x46f/0x710 [ 17.024106][ C3] console_unlock+0xee/0x1f0 [ 17.024107][ C3] vprintk_emit+0x37c/0x3e0 [ 17.024108][ C3] _printk+0xc7/0x100 [ 17.024110][ C3] ip_frag_reasm.constprop.0.cold+0x10/0x15 [ 17.024111][ C3] ip_frag_queue+0xeb5/0x1830 [ 17.024111][ C3] ip_defrag+0x2d4/0x7a0 [ 17.024112][ C3] ip_local_deliver+0x171/0x4c0 [ 17.024113][ C3] ip_rcv+0xdc/0x3d0 [ 17.024114][ C3] __netif_receive_skb_core.constprop.0+0x13b5/0x2bb0 [ 17.024116][ C3] __netif_receive_skb_one_core+0xa2/0x180 [ 17.024117][ C3] process_backlog+0x431/0x14c0 [ 17.024119][ C3] __napi_poll+0xa7/0x3b0 [ 17.024120][ C3] net_rx_action+0x513/0xf50 [ 17.024122][ C3] handle_softirqs+0x1d3/0x900 [ 17.024123][ C3] do_softirq+0xac/0xe0 [ 17.024124][ C3] __local_bh_enable_ip+0x118/0x150 [ 17.024125][ C3] __dev_queue_xmit+0x989/0x1b90 [ 17.024127][ C3] packet_snd+0xee8/0x1840 [ 17.024128][ C3] __sock_sendmsg+0xce/0x190 [ 17.024129][ C3] __sys_sendto+0x260/0x320 [ 17.024130][ C3] __x64_sys_sendto+0xe4/0x1f0 [ 17.024132][ C3] do_syscall_64+0xff/0x530 [ 17.024133][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 17.024134][ C3] [ 17.024135][ C3] [ 17.024135][ C3] stack backtrace: [ 17.024137][ C3] CPU: 3 UID: 0 PID: 376 Comm: psock_snd Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 17.024141][ C3] Tainted: [W]=WARN [ 17.024142][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.024144][ C3] Call Trace: [ 17.024145][ C3] [ 17.024146][ C3] dump_stack_lvl+0x6f/0xa0 [ 17.024151][ C3] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 17.024153][ C3] mark_lock_irq+0x989/0x9c0 [ 17.024156][ C3] mark_lock+0x1d7/0xa00 [ 17.024158][ C3] mark_usage+0x42/0x170 [ 17.024159][ C3] __lock_acquire+0x388/0xc20 [ 17.024161][ C3] lock_acquire.part.0+0xd4/0x280 [ 17.024163][ C3] ? console_lock_spinning_enable+0x40/0x60 [ 17.024165][ C3] ? rcu_is_watching+0x16/0xd0 [ 17.024167][ C3] ? lock_acquire+0x13c/0x160 [ 17.024169][ C3] console_lock_spinning_enable+0x5c/0x60 [ 17.024171][ C3] ? console_lock_spinning_enable+0x40/0x60 [ 17.024173][ C3] console_emit_next_record+0x1d1/0x4c0 [ 17.024175][ C3] ? devkmsg_read+0x4b0/0x4b0 [ 17.024176][ C3] ? console_flush_one_record+0x106/0x710 [ 17.024178][ C3] ? rcu_is_watching+0x16/0xd0 [ 17.024179][ C3] ? lock_acquire+0x13c/0x160 [ 17.024181][ C3] console_flush_one_record+0x46f/0x710 [ 17.024184][ C3] ? console_emit_next_record+0x4c0/0x4c0 [ 17.024185][ C3] ? __lock_acquire+0x518/0xc20 [ 17.024187][ C3] console_unlock+0xee/0x1f0 [ 17.024189][ C3] ? console_flush_one_record+0x710/0x710 [ 17.024191][ C3] ? rcu_is_watching+0x16/0xd0 [ 17.024192][ C3] ? lock_acquire+0xe0/0x160 [ 17.024194][ C3] ? __down_trylock_console_sem+0x5e/0xa0 [ 17.024196][ C3] ? vprintk_emit+0x320/0x3e0 [ 17.024197][ C3] vprintk_emit+0x37c/0x3e0 [ 17.024199][ C3] ? wake_up_klogd_work_func+0x90/0x90 [ 17.024200][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 17.024202][ C3] _printk+0xc7/0x100 [ 17.024204][ C3] ? snapshot_read.cold+0x21/0x21 [ 17.024205][ C3] ? ___ratelimit+0x4e7/0xa00 [ 17.024208][ C3] ? idr_get_free+0x830/0x830 [ 17.024211][ C3] ip_frag_reasm.constprop.0.cold+0x10/0x15 [ 17.024213][ C3] ip_frag_queue+0xeb5/0x1830 [ 17.024215][ C3] ip_defrag+0x2d4/0x7a0 [ 17.024216][ C3] ? ip4_obj_hashfn+0x280/0x280 [ 17.024218][ C3] ? ip_route_input_noref+0x137/0x250 [ 17.024220][ C3] ? ip_route_input_slow+0x2420/0x2420 [ 17.024222][ C3] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 17.024224][ C3] ? rcu_is_watching+0x16/0xd0 [ 17.024226][ C3] ip_local_deliver+0x171/0x4c0 [ 17.024227][ C3] ? ip_local_deliver_finish+0x610/0x610 [ 17.024228][ C3] ? ip_rcv_finish_core+0x6ed/0x14c0 [ 17.024229][ C3] ? __asan_memset+0x27/0x50 [ 17.024233][ C3] ip_rcv+0xdc/0x3d0 [ 17.024235][ C3] ? ip_local_deliver+0x4c0/0x4c0 [ 17.024236][ C3] ? __unwind_start+0x42e/0x900 [ 17.024238][ C3] ? write_profile+0xf0/0xf0 [ 17.024242][ C3] __netif_receive_skb_core.constprop.0+0x13b5/0x2bb0 [ 17.024244][ C3] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 17.024246][ C3] ? rcu_read_lock_any_held+0x3c/0x90 [ 17.024248][ C3] ? validate_chain+0x38b/0xc20 [ 17.024250][ C3] ? mark_usage+0x61/0x170 [ 17.024251][ C3] ? __lock_acquire+0x518/0xc20 [ 17.024253][ C3] ? do_xdp_generic+0x4a0/0x4a0 [ 17.024255][ C3] ? lock_acquire.part.0+0xd4/0x280 [ 17.024256][ C3] ? find_held_lock+0x2b/0x80 [ 17.024258][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 17.024260][ C3] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 17.024261][ C3] ? rcu_read_lock_any_held+0x3c/0x90 [ 17.024262][ C3] ? validate_chain+0x38b/0xc20 [ 17.024264][ C3] ? sock_def_readable+0x156/0x480 [ 17.024266][ C3] ? mark_usage+0x61/0x170 [ 17.024267][ C3] ? __lock_acquire+0x518/0xc20 [ 17.024269][ C3] ? process_backlog+0x3f1/0x14c0 [ 17.024271][ C3] __netif_receive_skb_one_core+0xa2/0x180 [ 17.024273][ C3] ? lock_acquire.part.0+0xd4/0x280 [ 17.024274][ C3] ? process_backlog+0x3f1/0x14c0 [ 17.024276][ C3] ? __netif_receive_skb_list_core+0x9e0/0x9e0 [ 17.024278][ C3] ? rcu_is_watching+0x16/0xd0 [ 17.024279][ C3] process_backlog+0x431/0x14c0 [ 17.024282][ C3] __napi_poll+0xa7/0x3b0 [ 17.024284][ C3] net_rx_action+0x513/0xf50 [ 17.024286][ C3] ? __lock_acquire+0x518/0xc20 [ 17.024288][ C3] ? __napi_poll+0x3b0/0x3b0 [ 17.024291][ C3] ? ktime_get_update_offsets_now+0x2a8/0x490 [ 17.024294][ C3] ? rcu_is_watching+0x16/0xd0 [ 17.024295][ C3] handle_softirqs+0x1d3/0x900 [ 17.024297][ C3] ? _local_bh_enable+0xc0/0xc0 [ 17.024299][ C3] ? do_raw_spin_unlock+0x59/0x250 [ 17.024301][ C3] ? rcu_is_watching+0x16/0xd0 [ 17.024302][ C3] ? __dev_queue_xmit+0x974/0x1b90 [ 17.024304][ C3] do_softirq+0xac/0xe0 [ 17.024305][ C3] [ 17.024306][ C3] [ 17.024306][ C3] __local_bh_enable_ip+0x118/0x150 [ 17.024308][ C3] __dev_queue_xmit+0x989/0x1b90 [ 17.024310][ C3] ? _copy_from_iter+0x1bb/0x1810 [ 17.024313][ C3] ? _copy_from_iter_flushcache+0x1970/0x1970 [ 17.024315][ C3] ? _copy_from_iter_flushcache+0x1970/0x1970 [ 17.024316][ C3] ? __might_fault+0x97/0x140 [ 17.024319][ C3] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 17.024321][ C3] ? __virtio_net_hdr_to_skb.constprop.0+0x327/0x1440 [ 17.024323][ C3] ? alloc_pg_vec.isra.0+0x540/0x540 [ 17.024324][ C3] ? packet_rcv_spkt+0x5a0/0x5a0 [ 17.024326][ C3] packet_snd+0xee8/0x1840 [ 17.024328][ C3] ? kasan_addr_to_slab+0x41/0x50 [ 17.024330][ C3] ? tpacket_snd+0x1990/0x1990 [ 17.024332][ C3] ? lock_acquire.part.0+0xd4/0x280 [ 17.024333][ C3] ? __might_fault+0x97/0x140 [ 17.024335][ C3] ? find_held_lock+0x2b/0x80 [ 17.024336][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 17.024338][ C3] __sock_sendmsg+0xce/0x190 [ 17.024340][ C3] ? fdget+0x4f/0x1e0 [ 17.024342][ C3] __sys_sendto+0x260/0x320 [ 17.024344][ C3] ? __ia32_sys_getpeername+0xd0/0xd0 [ 17.024348][ C3] ? fput_close_sync+0xde/0x1b0 [ 17.024351][ C3] ? alloc_file_clone+0xe0/0xe0 [ 17.024353][ C3] __x64_sys_sendto+0xe4/0x1f0 [ 17.024354][ C3] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 17.024357][ C3] ? lockdep_hardirqs_on+0x91/0x130 [ 17.024359][ C3] ? do_syscall_64+0xa6/0x530 [ 17.024360][ C3] do_syscall_64+0xff/0x530 [ 17.024362][ C3] ? exc_page_fault+0xee/0x100 [ 17.024363][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 17.024365][ C3] RIP: 0033:0x7f6e8358554e [ 17.024369][ C3] 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 [ 17.024370][ C3] RSP: 002b:00007ffdd6a6a7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 17.024373][ C3] RAX: ffffffffffffffda RBX: 0000000000010018 RCX: 00007f6e8358554e [ 17.024374][ C3] RDX: 0000000000010018 RSI: 0000000000415120 RDI: 0000000000000007 [ 17.024375][ C3] RBP: 00007ffdd6a6a7e0 R08: 00007ffdd6a6a840 R09: 0000000000000014 [ 17.024376][ C3] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000007 [ 17.024377][ C3] R13: 0000000000000006 R14: 00007f6e83756000 R15: 0000000000404e00 [ 17.024379][ C3] [ 17.024383][ C3] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 17.024384][ C3] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 376, name: psock_snd [ 17.024385][ C3] preempt_count: 103, expected: 0 [ 17.024386][ C3] RCU nest depth: 2, expected: 0 [ 17.024387][ C3] INFO: lockdep is turned off. [ 17.024388][ C3] irq event stamp: 29489 [ 17.024389][ C3] hardirqs last enabled at (29488): [] __down_trylock_console_sem+0x86/0xa0 [ 17.024391][ C3] hardirqs last disabled at (29489): [] console_emit_next_record+0x3d4/0x4c0 [ 17.024393][ C3] softirqs last enabled at (29126): [] __dev_queue_xmit+0x974/0x1b90 [ 17.024395][ C3] softirqs last disabled at (29127): [] do_softirq+0xac/0xe0 [ 17.024396][ C3] Preemption disabled at: [ 17.024397][ C3] [] __dev_queue_xmit+0x20c/0x1b90 [ 17.024399][ C3] CPU: 3 UID: 0 PID: 376 Comm: psock_snd Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 17.024401][ C3] Tainted: [W]=WARN [ 17.024402][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.024402][ C3] Call Trace: [ 17.024403][ C3] [ 17.024403][ C3] dump_stack_lvl+0x6f/0xa0 [ 17.024406][ C3] ? __dev_queue_xmit+0x20c/0x1b90 [ 17.024407][ C3] __might_resched.cold+0x1fe/0x2c1 [ 17.024410][ C3] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 17.024413][ C3] ? rcu_is_watching+0x16/0xd0 [ 17.024415][ C3] __kmalloc_noprof+0x443/0x760 [ 17.024416][ C3] ? __rwlock_init+0x150/0x150 [ 17.024418][ C3] ? alloc_buf.isra.0+0x4b/0x260 [ 17.024420][ C3] ? do_raw_spin_unlock+0x59/0x250 [ 17.024421][ C3] alloc_buf.isra.0+0x4b/0x260 [ 17.024424][ C3] put_chars+0x1e1/0x2f0 [ 17.024425][ C3] ? __send_to_port+0x420/0x420 [ 17.024428][ C3] hvc_console_print+0x292/0x780 [ 17.024430][ C3] ? __lock_acquire+0x388/0xc20 [ 17.024432][ C3] ? hvc_write+0x3a0/0x3a0 [ 17.024434][ C3] ? rcu_is_watching+0x16/0xd0 [ 17.024435][ C3] ? lock_acquire+0x13c/0x160 [ 17.024437][ C3] console_emit_next_record+0x22f/0x4c0 [ 17.024439][ C3] ? devkmsg_read+0x4b0/0x4b0 [ 17.024441][ C3] ? console_flush_one_record+0x106/0x710 [ 17.024443][ C3] ? rcu_is_watching+0x16/0xd0 [ 17.024444][ C3] ? lock_acquire+0x13c/0x160 [ 17.024446][ C3] console_flush_one_record+0x46f/0x710 [ 17.024448][ C3] ? console_emit_next_record+0x4c0/0x4c0 [ 17.024450][ C3] ? __lock_acquire+0x518/0xc20 [ 17.024452][ C3] console_unlock+0xee/0x1f0 [ 17.024454][ C3] ? console_flush_one_record+0x710/0x710 [ 17.024455][ C3] ? rcu_is_watching+0x16/0xd0 [ 17.024456][ C3] ? lock_acquire+0xe0/0x160 [ 17.024458][ C3] ? __down_trylock_console_sem+0x5e/0xa0 [ 17.024460][ C3] ? vprintk_emit+0x320/0x3e0 [ 17.024461][ C3] vprintk_emit+0x37c/0x3e0 [ 17.024463][ C3] ? wake_up_klogd_work_func+0x90/0x90 [ 17.024464][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 17.024466][ C3] _printk+0xc7/0x100 [ 17.024468][ C3] ? snapshot_read.cold+0x21/0x21 [ 17.024469][ C3] ? ___ratelimit+0x4e7/0xa00 [ 17.024471][ C3] ? idr_get_free+0x830/0x830 [ 17.024474][ C3] ip_frag_reasm.constprop.0.cold+0x10/0x15 [ 17.024475][ C3] ip_frag_queue+0xeb5/0x1830 [ 17.024477][ C3] ip_defrag+0x2d4/0x7a0 [ 17.024479][ C3] ? ip4_obj_hashfn+0x280/0x280 [ 17.024480][ C3] ? ip_route_input_noref+0x137/0x250 [ 17.024482][ C3] ? ip_route_input_slow+0x2420/0x2420 [ 17.024484][ C3] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 17.024485][ C3] ? rcu_is_watching+0x16/0xd0 [ 17.024487][ C3] ip_local_deliver+0x171/0x4c0 [ 17.024488][ C3] ? ip_local_deliver_finish+0x610/0x610 [ 17.024489][ C3] ? ip_rcv_finish_core+0x6ed/0x14c0 [ 17.024490][ C3] ? __asan_memset+0x27/0x50 [ 17.024493][ C3] ip_rcv+0xdc/0x3d0 [ 17.024494][ C3] ? ip_local_deliver+0x4c0/0x4c0 [ 17.024495][ C3] ? __unwind_start+0x42e/0x900 [ 17.024497][ C3] ? write_profile+0xf0/0xf0 [ 17.024499][ C3] __netif_receive_skb_core.constprop.0+0x13b5/0x2bb0 [ 17.024501][ C3] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 17.024502][ C3] ? rcu_read_lock_any_held+0x3c/0x90 [ 17.024503][ C3] ? validate_chain+0x38b/0xc20 [ 17.024505][ C3] ? mark_usage+0x61/0x170 [ 17.024506][ C3] ? __lock_acquire+0x518/0xc20 [ 17.024508][ C3] ? do_xdp_generic+0x4a0/0x4a0 [ 17.024510][ C3] ? lock_acquire.part.0+0xd4/0x280 [ 17.024512][ C3] ? find_held_lock+0x2b/0x80 [ 17.024513][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 17.024515][ C3] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 17.024516][ C3] ? rcu_read_lock_any_held+0x3c/0x90 [ 17.024517][ C3] ? validate_chain+0x38b/0xc20 [ 17.024519][ C3] ? sock_def_readable+0x156/0x480 [ 17.024520][ C3] ? mark_usage+0x61/0x170 [ 17.024522][ C3] ? __lock_acquire+0x518/0xc20 [ 17.024524][ C3] ? process_backlog+0x3f1/0x14c0 [ 17.024525][ C3] __netif_receive_skb_one_core+0xa2/0x180 [ 17.024527][ C3] ? lock_acquire.part.0+0xd4/0x280 [ 17.024529][ C3] ? process_backlog+0x3f1/0x14c0 [ 17.024530][ C3] ? __netif_receive_skb_list_core+0x9e0/0x9e0 [ 17.024532][ C3] ? rcu_is_watching+0x16/0xd0 [ 17.024534][ C3] process_backlog+0x431/0x14c0 [ 17.024536][ C3] __napi_poll+0xa7/0x3b0 [ 17.024538][ C3] net_rx_action+0x513/0xf50 [ 17.024540][ C3] ? __lock_acquire+0x518/0xc20 [ 17.024542][ C3] ? __napi_poll+0x3b0/0x3b0 [ 17.024545][ C3] ? ktime_get_update_offsets_now+0x2a8/0x490 [ 17.024547][ C3] ? rcu_is_watching+0x16/0xd0 [ 17.024548][ C3] handle_softirqs+0x1d3/0x900 [ 17.024551][ C3] ? _local_bh_enable+0xc0/0xc0 [ 17.024552][ C3] ? do_raw_spin_unlock+0x59/0x250 [ 17.024554][ C3] ? rcu_is_watching+0x16/0xd0 [ 17.024555][ C3] ? __dev_queue_xmit+0x974/0x1b90 [ 17.024556][ C3] do_softirq+0xac/0xe0 [ 17.024558][ C3] [ 17.024558][ C3] [ 17.024559][ C3] __local_bh_enable_ip+0x118/0x150 [ 17.024561][ C3] __dev_queue_xmit+0x989/0x1b90 [ 17.024563][ C3] ? _copy_from_iter+0x1bb/0x1810 [ 17.024564][ C3] ? _copy_from_iter_flushcache+0x1970/0x1970 [ 17.024566][ C3] ? _copy_from_iter_flushcache+0x1970/0x1970 [ 17.024567][ C3] ? __might_fault+0x97/0x140 [ 17.024568][ C3] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 17.024570][ C3] ? __virtio_net_hdr_to_skb.constprop.0+0x327/0x1440 [ 17.024572][ C3] ? alloc_pg_vec.isra.0+0x540/0x540 [ 17.024573][ C3] ? packet_rcv_spkt+0x5a0/0x5a0 [ 17.024576][ C3] packet_snd+0xee8/0x1840 [ 17.024578][ C3] ? kasan_addr_to_slab+0x41/0x50 [ 17.024579][ C3] ? tpacket_snd+0x1990/0x1990 [ 17.024580][ C3] ? lock_acquire.part.0+0xd4/0x280 [ 17.024582][ C3] ? __might_fault+0x97/0x140 [ 17.024583][ C3] ? find_held_lock+0x2b/0x80 [ 17.024584][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 17.024587][ C3] __sock_sendmsg+0xce/0x190 [ 17.024588][ C3] ? fdget+0x4f/0x1e0 [ 17.024590][ C3] __sys_sendto+0x260/0x320 [ 17.024591][ C3] ? __ia32_sys_getpeername+0xd0/0xd0 [ 17.024595][ C3] ? fput_close_sync+0xde/0x1b0 [ 17.024597][ C3] ? alloc_file_clone+0xe0/0xe0 [ 17.024598][ C3] __x64_sys_sendto+0xe4/0x1f0 [ 17.024600][ C3] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 17.024602][ C3] ? lockdep_hardirqs_on+0x91/0x130 [ 17.024603][ C3] ? do_syscall_64+0xa6/0x530 [ 17.024604][ C3] do_syscall_64+0xff/0x530 [ 17.024606][ C3] ? exc_page_fault+0xee/0x100 [ 17.024607][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 17.024609][ C3] RIP: 0033:0x7f6e8358554e [ 17.024610][ C3] 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 [ 17.024611][ C3] RSP: 002b:00007ffdd6a6a7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 17.024612][ C3] RAX: ffffffffffffffda RBX: 0000000000010018 RCX: 00007f6e8358554e [ 17.024613][ C3] RDX: 0000000000010018 RSI: 0000000000415120 RDI: 0000000000000007 [ 17.024614][ C3] RBP: 00007ffdd6a6a7e0 R08: 00007ffdd6a6a840 R09: 0000000000000014 [ 17.024614][ C3] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000007 [ 17.024615][ C3] R13: 0000000000000006 R14: 00007f6e83756000 R15: 0000000000404e00 [ 17.024617][ C3]