[ 12.543827][ T475] nf_conntrack: nf_conntrack: table full in netns 4026532045, dropping packet [ 12.543898][ T475] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.543900][ T475] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 475, name: conntrack [ 12.543902][ T475] preempt_count: 1, expected: 0 [ 12.543903][ T475] RCU nest depth: 0, expected: 0 [ 12.543904][ T475] locks held by conntrack/475: 5, last CPU#3: [ 12.543906][ T475] #0: ffffffffa1fe1670 (nfnl_subsys_ctnetlink){+.+.}-{4:4}, at: nfnetlink_rcv_msg+0x628/0xed0 [ 12.543919][ T475] #1: ffffffff9f16a440 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.543924][ T475] #2: ffffffff9f16a4b8 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.543928][ T475] #3: ffffffff9f089de0 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.543931][ T475] #4: ffffffff9f089ce0 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.543934][ T475] irq event stamp: 11634 [ 12.543934][ T475] hardirqs last enabled at (11633): [] __down_trylock_console_sem+0x86/0xa0 [ 12.543938][ T475] hardirqs last disabled at (11634): [] console_emit_next_record+0x3d4/0x4c0 [ 12.543939][ T475] softirqs last enabled at (11588): [] __alloc_skb+0x4c2/0x5f0 [ 12.543943][ T475] softirqs last disabled at (11586): [] __alloc_skb+0x4c2/0x5f0 [ 12.543945][ T475] Preemption disabled at: [ 12.543946][ T475] [] vprintk_emit+0x31b/0x3e0 [ 12.543951][ T475] CPU: 3 UID: 0 PID: 475 Comm: conntrack Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.543955][ T475] Tainted: [W]=WARN [ 12.543956][ T475] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.543957][ T475] Call Trace: [ 12.543959][ T475] [ 12.543961][ T475] dump_stack_lvl+0x6f/0xa0 [ 12.543966][ T475] ? vprintk_emit+0x31b/0x3e0 [ 12.543967][ T475] __might_resched.cold+0x1fe/0x2c1 [ 12.543972][ T475] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.543975][ T475] ? __kmalloc_noprof+0xdb/0x760 [ 12.543980][ T475] __kmalloc_noprof+0x443/0x760 [ 12.543982][ T475] ? alloc_buf.isra.0+0x4b/0x260 [ 12.543988][ T475] ? do_raw_spin_unlock+0x59/0x250 [ 12.543991][ T475] alloc_buf.isra.0+0x4b/0x260 [ 12.543994][ T475] put_chars+0x1e1/0x2f0 [ 12.543997][ T475] ? __send_to_port+0x420/0x420 [ 12.544001][ T475] ? validate_chain+0x34a/0xc20 [ 12.544006][ T475] hvc_console_print+0x292/0x780 [ 12.544009][ T475] ? __lock_acquire+0x518/0xc20 [ 12.544011][ T475] ? __lock_acquire+0x518/0xc20 [ 12.544016][ T475] ? hvc_write+0x3a0/0x3a0 [ 12.544017][ T475] ? console_emit_next_record+0x1df/0x4c0 [ 12.544020][ T475] ? rcu_is_watching+0x16/0xd0 [ 12.544023][ T475] ? lock_acquire+0x13c/0x160 [ 12.544027][ T475] console_emit_next_record+0x22f/0x4c0 [ 12.544030][ T475] ? devkmsg_read+0x4b0/0x4b0 [ 12.544031][ T475] ? console_flush_one_record+0x106/0x710 [ 12.544033][ T475] ? rcu_is_watching+0x16/0xd0 [ 12.544035][ T475] ? lock_acquire+0x13c/0x160 [ 12.544039][ T475] console_flush_one_record+0x46f/0x710 [ 12.544045][ T475] ? console_emit_next_record+0x4c0/0x4c0 [ 12.544047][ T475] ? __lock_acquire+0x518/0xc20 [ 12.544052][ T475] console_unlock+0xee/0x1f0 [ 12.544054][ T475] ? console_flush_one_record+0x710/0x710 [ 12.544055][ T475] ? rcu_is_watching+0x16/0xd0 [ 12.544057][ T475] ? lock_acquire+0x60/0x160 [ 12.544061][ T475] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.544063][ T475] ? vprintk_emit+0x320/0x3e0 [ 12.544066][ T475] vprintk_emit+0x37c/0x3e0 [ 12.544069][ T475] ? wake_up_klogd_work_func+0x90/0x90 [ 12.544071][ T475] ? __lock_release.isra.0+0x69/0x1a0 [ 12.544073][ T475] ? __lock_release.isra.0+0x69/0x1a0 [ 12.544077][ T475] _printk+0xc7/0x100 [ 12.544080][ T475] ? snapshot_read.cold+0x21/0x21 [ 12.544082][ T475] ? ___ratelimit+0x4e7/0xa00 [ 12.544086][ T475] ? nf_conntrack_find_get+0x260/0x260 [nf_conntrack] [ 12.544096][ T475] ? idr_get_free+0x830/0x830 [ 12.544098][ T475] ? net_generic+0xb3/0x1e0 [nf_conntrack] [ 12.544105][ T475] __nf_conntrack_alloc.cold+0x5b/0x67 [nf_conntrack] [ 12.544113][ T475] ctnetlink_create_conntrack+0xbf/0x1250 [nf_conntrack_netlink] [ 12.544116][ T475] ? __nf_conntrack_find_get+0x83a/0xd00 [nf_conntrack] [ 12.544121][ T475] ? nf_conntrack_find_get+0xd2/0x260 [nf_conntrack] [ 12.544126][ T475] ? ctnetlink_conntrack_event+0x1530/0x1530 [nf_conntrack_netlink] [ 12.544129][ T475] ? lock_acquire.part.0+0xd4/0x280 [ 12.544131][ T475] ? find_held_lock+0x2b/0x80 [ 12.544134][ T475] ? __lock_release.isra.0+0x69/0x1a0 [ 12.544137][ T475] ? nf_conntrack_find_get+0xf5/0x260 [nf_conntrack] [ 12.544145][ T475] ctnetlink_new_conntrack+0x507/0x959 [nf_conntrack_netlink] [ 12.544148][ T475] ? ctnetlink_create_conntrack+0x1250/0x1250 [nf_conntrack_netlink] [ 12.544150][ T475] ? ww_mutex_lock+0x160/0x160 [ 12.544160][ T475] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.544165][ T475] ? lock_acquire.part.0+0xd4/0x280 [ 12.544170][ T475] ? ctnetlink_create_conntrack+0x1250/0x1250 [nf_conntrack_netlink] [ 12.544172][ T475] ? __lock_release.isra.0+0x69/0x1a0 [ 12.544177][ T475] nfnetlink_rcv_msg+0x712/0xed0 [ 12.544183][ T475] ? nfnetlink_bind+0x370/0x370 [ 12.544186][ T475] ? lock_acquire.part.0+0xd4/0x280 [ 12.544188][ T475] ? find_held_lock+0x2b/0x80 [ 12.544200][ T475] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.544202][ T475] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.544205][ T475] ? validate_chain+0x38b/0xc20 [ 12.544210][ T475] netlink_rcv_skb+0x14e/0x3a0 [ 12.544212][ T475] ? nfnetlink_bind+0x370/0x370 [ 12.544215][ T475] ? netlink_ack+0xcf0/0xcf0 [ 12.544217][ T475] ? lock_acquire.part.0+0xd4/0x280 [ 12.544223][ T475] ? cap_capable+0x1d7/0x3d0 [ 12.544228][ T475] nfnetlink_rcv+0x170/0x520 [ 12.544232][ T475] ? nfnetlink_rcv_batch+0x1510/0x1510 [ 12.544234][ T475] ? netlink_deliver_tap+0x13c/0x330 [ 12.544237][ T475] ? netlink_deliver_tap+0x141/0x330 [ 12.544239][ T475] netlink_unicast+0x486/0x750 [ 12.544243][ T475] ? netlink_attachskb+0x810/0x810 [ 12.544248][ T475] netlink_sendmsg+0x735/0xc60 [ 12.544251][ T475] ? netlink_unicast+0x750/0x750 [ 12.544254][ T475] ? __might_fault+0x97/0x140 [ 12.544258][ T475] ? _copy_from_user+0x42/0x90 [ 12.544263][ T475] __sys_sendto+0x2a9/0x3e0 [ 12.544266][ T475] ? __ia32_sys_getpeername+0xd0/0xd0 [ 12.544280][ T475] __x64_sys_sendto+0xe4/0x1f0 [ 12.544282][ T475] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 12.544285][ T475] ? lockdep_hardirqs_on+0x91/0x130 [ 12.544288][ T475] ? do_syscall_64+0xa6/0x570 [ 12.544290][ T475] do_syscall_64+0x10e/0x570 [ 12.544291][ T475] ? exc_page_fault+0xee/0x100 [ 12.544294][ T475] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.544296][ T475] RIP: 0033:0x7f6e594d254e [ 12.544300][ T475] 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 [ 12.544301][ T475] RSP: 002b:00007ffc19a99870 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 12.544304][ T475] RAX: ffffffffffffffda RBX: 00007ffc19a9a8d0 RCX: 00007f6e594d254e [ 12.544305][ T475] RDX: 000000000000008c RSI: 00007ffc19a9a8d0 RDI: 0000000000000005 [ 12.544306][ T475] RBP: 00007ffc19a99880 R08: 00007f6e5967f980 R09: 000000000000000c [ 12.544307][ T475] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc19a9a8d0 [ 12.544308][ T475] R13: 0000560e5065a8a0 R14: 0000000000000000 R15: 0000000000000002 [ 12.544314][ T475] [ 12.585071][ T477] nf_conntrack: nf_conntrack: table full in netns 4026532045, dropping packet [ 12.585628][ T480] nf_conntrack: nf_conntrack: table full in netns 4026532045, dropping packet [ 12.586361][ T483] nf_conntrack: nf_conntrack: table full in netns 4026532045, dropping packet [ 12.587496][ T486] nf_conntrack: nf_conntrack: table full in netns 4026532045, dropping packet [ 12.588485][ T495] nf_conntrack: nf_conntrack: table full in netns 4026532045, dropping packet [ 12.589213][ T488] nf_conntrack: nf_conntrack: table full in netns 4026532045, dropping packet [ 12.591367][ T479] nf_conntrack: nf_conntrack: table full in netns 4026532045, dropping packet [ 12.594024][ T489] nf_conntrack: nf_conntrack: table full in netns 4026532045, dropping packet [ 12.594618][ T487] nf_conntrack: nf_conntrack: table full in netns 4026532045, dropping packet [ 13.027471][ T539] conntrack (539) used greatest stack depth: 23808 bytes left [ 14.053360][ T743] conntrack (743) used greatest stack depth: 23712 bytes left [ 14.053379][ T743] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 14.053381][ T743] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 743, name: conntrack [ 14.053382][ T743] preempt_count: 2, expected: 0 [ 14.053383][ T743] RCU nest depth: 0, expected: 0 [ 14.053384][ T743] locks held by conntrack/743: 5, last CPU#3: [ 14.053386][ T743] #0: ffffffff9f002f58 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x8e7/0xef0 [ 14.053399][ T743] #1: ffffffff9f16a440 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 14.053406][ T743] #2: ffffffff9f16a4b8 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 14.053411][ T743] #3: ffffffff9f089de0 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 14.053415][ T743] #4: ffffffff9f089ce0 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 14.053419][ T743] irq event stamp: 12782 [ 14.053419][ T743] hardirqs last enabled at (12781): [] __down_trylock_console_sem+0x86/0xa0 [ 14.053423][ T743] hardirqs last disabled at (12782): [] console_emit_next_record+0x3d4/0x4c0 [ 14.053424][ T743] softirqs last enabled at (10352): [] nfulnl_rcv_nl_event+0x17a/0x220 [ 14.053429][ T743] softirqs last disabled at (10350): [] nfulnl_rcv_nl_event+0xc7/0x220 [ 14.053432][ T743] Preemption disabled at: [ 14.053432][ T743] [<0000000000000000>] 0x0 [ 14.053439][ T743] CPU: 3 UID: 0 PID: 743 Comm: conntrack Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 14.053443][ T743] Tainted: [W]=WARN [ 14.053444][ T743] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.053445][ T743] Call Trace: [ 14.053447][ T743] [ 14.053448][ T743] dump_stack_lvl+0x6f/0xa0 [ 14.053454][ T743] __might_resched.cold+0x1fe/0x2c1 [ 14.053458][ T743] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 14.053462][ T743] ? __kmalloc_noprof+0xdb/0x760 [ 14.053467][ T743] __kmalloc_noprof+0x443/0x760 [ 14.053470][ T743] ? alloc_buf.isra.0+0x4b/0x260 [ 14.053476][ T743] ? do_raw_spin_unlock+0x59/0x250 [ 14.053479][ T743] alloc_buf.isra.0+0x4b/0x260 [ 14.053482][ T743] put_chars+0x1e1/0x2f0 [ 14.053485][ T743] ? __send_to_port+0x420/0x420 [ 14.053492][ T743] hvc_console_print+0x292/0x780 [ 14.053499][ T743] ? hvc_write+0x3a0/0x3a0 [ 14.053502][ T743] ? lock_acquire+0x13c/0x160 [ 14.053507][ T743] console_emit_next_record+0x22f/0x4c0 [ 14.053510][ T743] ? devkmsg_read+0x4b0/0x4b0 [ 14.053511][ T743] ? console_flush_one_record+0x106/0x710 [ 14.053514][ T743] ? rcu_is_watching+0x16/0xd0 [ 14.053518][ T743] ? lock_acquire+0x13c/0x160 [ 14.053522][ T743] console_flush_one_record+0x46f/0x710 [ 14.053526][ T743] ? console_emit_next_record+0x4c0/0x4c0 [ 14.053527][ T743] ? __lock_acquire+0x518/0xc20 [ 14.053533][ T743] console_unlock+0xee/0x1f0 [ 14.053535][ T743] ? console_flush_one_record+0x710/0x710 [ 14.053536][ T743] ? rcu_is_watching+0x16/0xd0 [ 14.053538][ T743] ? lock_acquire+0x60/0x160 [ 14.053542][ T743] ? __down_trylock_console_sem+0x5e/0xa0 [ 14.053544][ T743] ? vprintk_emit+0x320/0x3e0 [ 14.053547][ T743] vprintk_emit+0x37c/0x3e0 [ 14.053550][ T743] ? wake_up_klogd_work_func+0x90/0x90 [ 14.053553][ T743] ? __lock_acquire+0x518/0xc20 [ 14.053557][ T743] _printk+0xc7/0x100 [ 14.053561][ T743] ? snapshot_read.cold+0x21/0x21 [ 14.053564][ T743] ? do_raw_spin_lock+0x131/0x280 [ 14.053566][ T743] ? __rwlock_init+0x150/0x150 [ 14.053570][ T743] ? do_raw_spin_lock+0x131/0x280 [ 14.053573][ T743] do_exit.cold+0x82/0x9c [ 14.053577][ T743] ? exit_notify+0x890/0x890 [ 14.053579][ T743] ? __lock_release.isra.0+0x69/0x1a0 [ 14.053582][ T743] ? rcu_is_watching+0x16/0xd0 [ 14.053585][ T743] do_group_exit+0xb8/0x370 [ 14.053588][ T743] __x64_sys_exit_group+0x3c/0x50 [ 14.053590][ T743] x64_sys_call+0x1567/0x1570 [ 14.053593][ T743] do_syscall_64+0x10e/0x570 [ 14.053597][ T743] ? exc_page_fault+0xee/0x100 [ 14.053600][ T743] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 14.053602][ T743] RIP: 0033:0x7fd2880141b8 [ 14.053604][ T743] Code: Unable to access opcode bytes at 0x7fd28801418e. [ 14.053605][ T743] RSP: 002b:00007ffebcbfc468 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 14.053608][ T743] RAX: ffffffffffffffda RBX: 00007fd288144f88 RCX: 00007fd2880141b8 [ 14.053609][ T743] RDX: 00007fd287f4b748 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 14.053610][ T743] RBP: 00007ffebcbfc4c0 R08: 0000000000000000 R09: 0000000000000020 [ 14.053611][ T743] R10: 00007ffebcbfc2e0 R11: 0000000000000246 R12: 0000000000000001 [ 14.053612][ T743] R13: 0000000000000000 R14: 00007fd288143680 R15: 00007fd288144fa0 [ 14.053619][ T743]