[ 12.313311][ T473] nf_conntrack: nf_conntrack: table full in netns 4026532045, dropping packet [ 12.313383][ T473] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.313385][ T473] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 473, name: conntrack [ 12.313387][ T473] preempt_count: 1, expected: 0 [ 12.313388][ T473] RCU nest depth: 0, expected: 0 [ 12.313389][ T473] locks held by conntrack/473: 5, last CPU#3: [ 12.313391][ T473] #0: ffffffff96fe1670 (nfnl_subsys_ctnetlink){+.+.}-{4:4}, at: nfnetlink_rcv_msg+0x628/0xed0 [ 12.313404][ T473] #1: ffffffff9416a440 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.313410][ T473] #2: ffffffff9416a4b8 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.313413][ T473] #3: ffffffff94089de0 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.313416][ T473] #4: ffffffff94089ce0 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.313419][ T473] irq event stamp: 13506 [ 12.313420][ T473] hardirqs last enabled at (13505): [] __down_trylock_console_sem+0x86/0xa0 [ 12.313424][ T473] hardirqs last disabled at (13506): [] console_emit_next_record+0x3d4/0x4c0 [ 12.313425][ T473] softirqs last enabled at (13454): [] __alloc_skb+0x4c2/0x5f0 [ 12.313429][ T473] softirqs last disabled at (13452): [] __alloc_skb+0x4c2/0x5f0 [ 12.313431][ T473] Preemption disabled at: [ 12.313432][ T473] [] vprintk_emit+0x31b/0x3e0 [ 12.313437][ T473] CPU: 3 UID: 0 PID: 473 Comm: conntrack Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.313441][ T473] Tainted: [W]=WARN [ 12.313442][ T473] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.313444][ T473] Call Trace: [ 12.313445][ T473] [ 12.313447][ T473] dump_stack_lvl+0x6f/0xa0 [ 12.313452][ T473] ? vprintk_emit+0x31b/0x3e0 [ 12.313454][ T473] __might_resched.cold+0x1fe/0x2c1 [ 12.313459][ T473] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.313462][ T473] ? __kmalloc_noprof+0xdb/0x760 [ 12.313467][ T473] __kmalloc_noprof+0x443/0x760 [ 12.313470][ T473] ? alloc_buf.isra.0+0x4b/0x260 [ 12.313477][ T473] ? do_raw_spin_unlock+0x59/0x250 [ 12.313483][ T473] alloc_buf.isra.0+0x4b/0x260 [ 12.313486][ T473] put_chars+0x1e1/0x2f0 [ 12.313489][ T473] ? __send_to_port+0x420/0x420 [ 12.313493][ T473] ? validate_chain+0x34a/0xc20 [ 12.313498][ T473] hvc_console_print+0x292/0x780 [ 12.313501][ T473] ? __lock_acquire+0x518/0xc20 [ 12.313503][ T473] ? __lock_acquire+0x518/0xc20 [ 12.313508][ T473] ? hvc_write+0x3a0/0x3a0 [ 12.313510][ T473] ? console_emit_next_record+0x1df/0x4c0 [ 12.313512][ T473] ? rcu_is_watching+0x16/0xd0 [ 12.313516][ T473] ? lock_acquire+0x13c/0x160 [ 12.313520][ T473] console_emit_next_record+0x22f/0x4c0 [ 12.313523][ T473] ? devkmsg_read+0x4b0/0x4b0 [ 12.313525][ T473] ? console_flush_one_record+0x106/0x710 [ 12.313527][ T473] ? rcu_is_watching+0x16/0xd0 [ 12.313529][ T473] ? lock_acquire+0x13c/0x160 [ 12.313534][ T473] console_flush_one_record+0x46f/0x710 [ 12.313537][ T473] ? console_emit_next_record+0x4c0/0x4c0 [ 12.313539][ T473] ? __lock_acquire+0x518/0xc20 [ 12.313545][ T473] console_unlock+0xee/0x1f0 [ 12.313547][ T473] ? console_flush_one_record+0x710/0x710 [ 12.313548][ T473] ? rcu_is_watching+0x16/0xd0 [ 12.313550][ T473] ? lock_acquire+0x60/0x160 [ 12.313554][ T473] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.313556][ T473] ? vprintk_emit+0x320/0x3e0 [ 12.313559][ T473] vprintk_emit+0x37c/0x3e0 [ 12.313562][ T473] ? wake_up_klogd_work_func+0x90/0x90 [ 12.313564][ T473] ? preempt_schedule_thunk+0x16/0x30 [ 12.313568][ T473] ? preempt_schedule_thunk+0x16/0x30 [ 12.313572][ T473] _printk+0xc7/0x100 [ 12.313575][ T473] ? snapshot_read.cold+0x21/0x21 [ 12.313577][ T473] ? ___ratelimit+0x4e7/0xa00 [ 12.313582][ T473] ? nf_conntrack_find_get+0x260/0x260 [nf_conntrack] [ 12.313592][ T473] ? idr_get_free+0x830/0x830 [ 12.313594][ T473] ? net_generic+0xb3/0x1e0 [nf_conntrack] [ 12.313608][ T473] __nf_conntrack_alloc.cold+0x5b/0x67 [nf_conntrack] [ 12.313616][ T473] ctnetlink_create_conntrack+0xbf/0x1250 [nf_conntrack_netlink] [ 12.313620][ T473] ? __nf_conntrack_find_get+0x83a/0xd00 [nf_conntrack] [ 12.313625][ T473] ? nf_conntrack_find_get+0xd2/0x260 [nf_conntrack] [ 12.313630][ T473] ? ctnetlink_conntrack_event+0x1530/0x1530 [nf_conntrack_netlink] [ 12.313633][ T473] ? lock_acquire.part.0+0xd4/0x280 [ 12.313636][ T473] ? find_held_lock+0x2b/0x80 [ 12.313639][ T473] ? __lock_release.isra.0+0x69/0x1a0 [ 12.313642][ T473] ? nf_conntrack_find_get+0xf5/0x260 [nf_conntrack] [ 12.313651][ T473] ctnetlink_new_conntrack+0x507/0x959 [nf_conntrack_netlink] [ 12.313654][ T473] ? ctnetlink_create_conntrack+0x1250/0x1250 [nf_conntrack_netlink] [ 12.313656][ T473] ? ww_mutex_lock+0x160/0x160 [ 12.313660][ T473] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.313665][ T473] ? lock_acquire.part.0+0xd4/0x280 [ 12.313669][ T473] ? ctnetlink_create_conntrack+0x1250/0x1250 [nf_conntrack_netlink] [ 12.313671][ T473] ? __lock_release.isra.0+0x69/0x1a0 [ 12.313678][ T473] nfnetlink_rcv_msg+0x712/0xed0 [ 12.313687][ T473] ? nfnetlink_bind+0x370/0x370 [ 12.313690][ T473] ? lock_acquire.part.0+0xd4/0x280 [ 12.313692][ T473] ? find_held_lock+0x2b/0x80 [ 12.313705][ T473] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.313707][ T473] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.313710][ T473] ? validate_chain+0x38b/0xc20 [ 12.313715][ T473] netlink_rcv_skb+0x14e/0x3a0 [ 12.313718][ T473] ? nfnetlink_bind+0x370/0x370 [ 12.313721][ T473] ? netlink_ack+0xcf0/0xcf0 [ 12.313722][ T473] ? lock_acquire.part.0+0xd4/0x280 [ 12.313729][ T473] ? cap_capable+0x1d7/0x3d0 [ 12.313735][ T473] nfnetlink_rcv+0x170/0x520 [ 12.313738][ T473] ? nfnetlink_rcv_batch+0x1510/0x1510 [ 12.313740][ T473] ? netlink_deliver_tap+0x13c/0x330 [ 12.313743][ T473] ? netlink_deliver_tap+0x141/0x330 [ 12.313746][ T473] netlink_unicast+0x486/0x750 [ 12.313750][ T473] ? netlink_attachskb+0x810/0x810 [ 12.313755][ T473] netlink_sendmsg+0x735/0xc60 [ 12.313759][ T473] ? netlink_unicast+0x750/0x750 [ 12.313763][ T473] ? __might_fault+0x97/0x140 [ 12.313767][ T473] ? _copy_from_user+0x42/0x90 [ 12.313772][ T473] __sys_sendto+0x2a9/0x3e0 [ 12.313775][ T473] ? __ia32_sys_getpeername+0xd0/0xd0 [ 12.313790][ T473] __x64_sys_sendto+0xe4/0x1f0 [ 12.313792][ T473] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 12.313796][ T473] ? lockdep_hardirqs_on+0x91/0x130 [ 12.313799][ T473] ? do_syscall_64+0xa6/0x570 [ 12.313801][ T473] do_syscall_64+0x10e/0x570 [ 12.313802][ T473] ? exc_page_fault+0xee/0x100 [ 12.313805][ T473] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.313808][ T473] RIP: 0033:0x7f2fe1cd454e [ 12.313812][ T473] 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 [ 12.313813][ T473] RSP: 002b:00007ffca7f266f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 12.313816][ T473] RAX: ffffffffffffffda RBX: 00007ffca7f27750 RCX: 00007f2fe1cd454e [ 12.313817][ T473] RDX: 000000000000008c RSI: 00007ffca7f27750 RDI: 0000000000000005 [ 12.313818][ T473] RBP: 00007ffca7f26700 R08: 00007f2fe1e81980 R09: 000000000000000c [ 12.313819][ T473] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffca7f27750 [ 12.313820][ T473] R13: 00005566690e58a0 R14: 0000000000000000 R15: 0000000000000002 [ 12.313827][ T473] [ 12.352648][ T480] nf_conntrack: nf_conntrack: table full in netns 4026532045, dropping packet [ 12.353382][ T484] nf_conntrack: nf_conntrack: table full in netns 4026532045, dropping packet [ 12.354366][ T472] nf_conntrack: nf_conntrack: table full in netns 4026532045, dropping packet [ 12.356446][ T481] nf_conntrack: nf_conntrack: table full in netns 4026532045, dropping packet [ 12.368479][ T489] nf_conntrack: nf_conntrack: table full in netns 4026532045, dropping packet [ 12.371983][ T493] nf_conntrack: nf_conntrack: table full in netns 4026532045, dropping packet [ 12.379184][ T486] nf_conntrack: nf_conntrack: table full in netns 4026532045, dropping packet [ 12.379724][ T494] nf_conntrack: nf_conntrack: table full in netns 4026532045, dropping packet [ 12.395365][ T495] nf_conntrack: nf_conntrack: table full in netns 4026532045, dropping packet [ 18.988118][ T1738] conntrack (1738) used greatest stack depth: 23024 bytes left [ 18.988137][ T1738] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 18.988139][ T1738] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1738, name: conntrack [ 18.988141][ T1738] preempt_count: 2, expected: 0 [ 18.988142][ T1738] RCU nest depth: 0, expected: 0 [ 18.988143][ T1738] locks held by conntrack/1738: 5, last CPU#0: [ 18.988145][ T1738] #0: ffffffff94002f58 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x8e7/0xef0 [ 18.988157][ T1738] #1: ffffffff9416a440 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 18.988163][ T1738] #2: ffffffff9416a4b8 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 18.988166][ T1738] #3: ffffffff94089de0 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 18.988169][ T1738] #4: ffffffff94089ce0 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 18.988172][ T1738] irq event stamp: 15416 [ 18.988173][ T1738] hardirqs last enabled at (15415): [] __down_trylock_console_sem+0x86/0xa0 [ 18.988177][ T1738] hardirqs last disabled at (15416): [] console_emit_next_record+0x3d4/0x4c0 [ 18.988178][ T1738] softirqs last enabled at (14252): [] handle_softirqs+0x67c/0x900 [ 18.988181][ T1738] softirqs last disabled at (13271): [] __irq_exit_rcu+0x145/0x1c0 [ 18.988183][ T1738] Preemption disabled at: [ 18.988184][ T1738] [<0000000000000000>] 0x0 [ 18.988191][ T1738] CPU: 0 UID: 0 PID: 1738 Comm: conntrack Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 18.988195][ T1738] Tainted: [W]=WARN [ 18.988196][ T1738] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.988198][ T1738] Call Trace: [ 18.988199][ T1738] [ 18.988200][ T1738] dump_stack_lvl+0x6f/0xa0 [ 18.988206][ T1738] __might_resched.cold+0x1fe/0x2c1 [ 18.988211][ T1738] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 18.988214][ T1738] ? __kmalloc_noprof+0xdb/0x760 [ 18.988219][ T1738] __kmalloc_noprof+0x443/0x760 [ 18.988222][ T1738] ? alloc_buf.isra.0+0x4b/0x260 [ 18.988228][ T1738] ? do_raw_spin_unlock+0x59/0x250 [ 18.988231][ T1738] alloc_buf.isra.0+0x4b/0x260 [ 18.988234][ T1738] put_chars+0x1e1/0x2f0 [ 18.988237][ T1738] ? __send_to_port+0x420/0x420 [ 18.988244][ T1738] hvc_console_print+0x292/0x780 [ 18.988251][ T1738] ? hvc_write+0x3a0/0x3a0 [ 18.988254][ T1738] ? lock_acquire+0x13c/0x160 [ 18.988259][ T1738] console_emit_next_record+0x22f/0x4c0 [ 18.988262][ T1738] ? devkmsg_read+0x4b0/0x4b0 [ 18.988263][ T1738] ? console_flush_one_record+0x106/0x710 [ 18.988266][ T1738] ? rcu_is_watching+0x16/0xd0 [ 18.988269][ T1738] ? lock_acquire+0x13c/0x160 [ 18.988274][ T1738] console_flush_one_record+0x46f/0x710 [ 18.988277][ T1738] ? console_emit_next_record+0x4c0/0x4c0 [ 18.988279][ T1738] ? __lock_acquire+0x518/0xc20 [ 18.988284][ T1738] console_unlock+0xee/0x1f0 [ 18.988287][ T1738] ? console_flush_one_record+0x710/0x710 [ 18.988288][ T1738] ? rcu_is_watching+0x16/0xd0 [ 18.988290][ T1738] ? lock_acquire+0x60/0x160 [ 18.988294][ T1738] ? __down_trylock_console_sem+0x5e/0xa0 [ 18.988295][ T1738] ? vprintk_emit+0x320/0x3e0 [ 18.988298][ T1738] vprintk_emit+0x37c/0x3e0 [ 18.988302][ T1738] ? wake_up_klogd_work_func+0x90/0x90 [ 18.988305][ T1738] ? __lock_acquire+0x518/0xc20 [ 18.988309][ T1738] _printk+0xc7/0x100 [ 18.988312][ T1738] ? snapshot_read.cold+0x21/0x21 [ 18.988315][ T1738] ? do_raw_spin_lock+0x131/0x280 [ 18.988318][ T1738] ? __rwlock_init+0x150/0x150 [ 18.988322][ T1738] ? do_raw_spin_lock+0x131/0x280 [ 18.988325][ T1738] do_exit.cold+0x82/0x9c [ 18.988329][ T1738] ? exit_notify+0x890/0x890 [ 18.988330][ T1738] ? __lock_release.isra.0+0x69/0x1a0 [ 18.988333][ T1738] ? rcu_is_watching+0x16/0xd0 [ 18.988337][ T1738] do_group_exit+0xb8/0x370 [ 18.988340][ T1738] __x64_sys_exit_group+0x3c/0x50 [ 18.988342][ T1738] x64_sys_call+0x1567/0x1570 [ 18.988345][ T1738] do_syscall_64+0x10e/0x570 [ 18.988348][ T1738] ? exc_page_fault+0xee/0x100 [ 18.988352][ T1738] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 18.988354][ T1738] RIP: 0033:0x7f42db6ef1b8 [ 18.988356][ T1738] Code: Unable to access opcode bytes at 0x7f42db6ef18e. [ 18.988357][ T1738] RSP: 002b:00007ffc12993038 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 18.988360][ T1738] RAX: ffffffffffffffda RBX: 00007f42db81ff88 RCX: 00007f42db6ef1b8 [ 18.988361][ T1738] RDX: 00007f42db626748 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 18.988362][ T1738] RBP: 00007ffc12993090 R08: 0000000000000000 R09: 0000000000000020 [ 18.988363][ T1738] R10: 00007ffc12992eb0 R11: 0000000000000246 R12: 0000000000000001 [ 18.988364][ T1738] R13: 0000000000000000 R14: 00007f42db81e680 R15: 00007f42db81ffa0 [ 18.988371][ T1738]