[ 26.177907][ T318] GACT probability NOT on [ 26.177923][ T318] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 26.177926][ T318] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 318, name: modprobe [ 26.177927][ T318] preempt_count: 1, expected: 0 [ 26.177928][ T318] RCU nest depth: 0, expected: 0 [ 26.177929][ T318] locks held by modprobe/318: 4, last CPU#1: [ 26.177931][ T318] #0: ffffffff91b7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 26.177942][ T318] #1: ffffffff91b7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 26.177947][ T318] #2: ffffffff91a9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 26.177951][ T318] #3: ffffffff91a9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 26.177955][ T318] irq event stamp: 25748 [ 26.177955][ T318] hardirqs last enabled at (25747): [] __down_trylock_console_sem+0x86/0xa0 [ 26.177958][ T318] hardirqs last disabled at (25748): [] console_emit_next_record+0x3d4/0x4c0 [ 26.177961][ T318] softirqs last enabled at (24234): [] handle_softirqs+0x67c/0x900 [ 26.177964][ T318] softirqs last disabled at (23171): [] __irq_exit_rcu+0x145/0x1c0 [ 26.177966][ T318] Preemption disabled at: [ 26.177967][ T318] [] vprintk_emit+0x31b/0x3e0 [ 26.177972][ T318] CPU: 1 UID: 0 PID: 318 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.177975][ T318] Tainted: [W]=WARN [ 26.177976][ T318] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.177977][ T318] Call Trace: [ 26.177979][ T318] [ 26.177980][ T318] dump_stack_lvl+0x6f/0xa0 [ 26.177986][ T318] ? vprintk_emit+0x31b/0x3e0 [ 26.177988][ T318] __might_resched.cold+0x1fe/0x2c1 [ 26.177992][ T318] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 26.177996][ T318] ? __kmalloc_noprof+0xdb/0x760 [ 26.178001][ T318] __kmalloc_noprof+0x443/0x760 [ 26.178002][ T318] ? alloc_buf.isra.0+0x4b/0x260 [ 26.178009][ T318] ? do_raw_spin_unlock+0x59/0x250 [ 26.178012][ T318] alloc_buf.isra.0+0x4b/0x260 [ 26.178015][ T318] put_chars+0x1e1/0x2f0 [ 26.178017][ T318] ? desc_read_finalized_seq+0x79/0x120 [ 26.178019][ T318] ? __send_to_port+0x420/0x420 [ 26.178022][ T318] ? rcu_read_lock_any_held+0x3c/0x90 [ 26.178025][ T318] ? validate_chain+0x38b/0xc20 [ 26.178029][ T318] hvc_console_print+0x292/0x780 [ 26.178033][ T318] ? __lock_acquire+0x518/0xc20 [ 26.178035][ T318] ? __lock_acquire+0x518/0xc20 [ 26.178039][ T318] ? hvc_write+0x3a0/0x3a0 [ 26.178041][ T318] ? console_emit_next_record+0x1df/0x4c0 [ 26.178044][ T318] ? rcu_is_watching+0x16/0xd0 [ 26.178046][ T318] ? lock_acquire+0x13c/0x160 [ 26.178050][ T318] console_emit_next_record+0x22f/0x4c0 [ 26.178054][ T318] ? devkmsg_read+0x4b0/0x4b0 [ 26.178056][ T318] ? console_flush_one_record+0x106/0x710 [ 26.178059][ T318] ? rcu_is_watching+0x16/0xd0 [ 26.178060][ T318] ? lock_acquire+0x13c/0x160 [ 26.178064][ T318] console_flush_one_record+0x46f/0x710 [ 26.178068][ T318] ? console_emit_next_record+0x4c0/0x4c0 [ 26.178070][ T318] ? __lock_acquire+0x518/0xc20 [ 26.178075][ T318] console_unlock+0xee/0x1f0 [ 26.178078][ T318] ? console_flush_one_record+0x710/0x710 [ 26.178079][ T318] ? rcu_is_watching+0x16/0xd0 [ 26.178081][ T318] ? lock_acquire+0xe0/0x160 [ 26.178085][ T318] ? __down_trylock_console_sem+0x5e/0xa0 [ 26.178086][ T318] ? vprintk_emit+0x320/0x3e0 [ 26.178089][ T318] vprintk_emit+0x37c/0x3e0 [ 26.178092][ T318] ? wake_up_klogd_work_func+0x90/0x90 [ 26.178097][ T318] ? gact_cleanup_module+0xf0/0xf0 [act_gact] [ 26.178099][ T318] _printk+0xc7/0x100 [ 26.178103][ T318] ? snapshot_read.cold+0x21/0x21 [ 26.178112][ T318] ? do_one_initcall+0x113/0x4f0 [ 26.178116][ T318] gact_init_module+0x15/0x1000 [act_gact] [ 26.178118][ T318] do_one_initcall+0x124/0x4f0 [ 26.178120][ T318] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 26.178125][ T318] ? do_init_module+0xae/0x8a0 [ 26.178127][ T318] ? kasan_unpoison+0x44/0x70 [ 26.178133][ T318] do_init_module+0x2ad/0x8a0 [ 26.178136][ T318] ? lockdep_hardirqs_on+0x91/0x130 [ 26.178140][ T318] ? free_module+0x470/0x470 [ 26.178142][ T318] ? kfree+0x123/0x590 [ 26.178146][ T318] load_module+0x1424/0x1bb0 [ 26.178151][ T318] ? security_kernel_post_read_file+0x2f/0x60 [ 26.178155][ T318] ? layout_and_allocate.isra.0+0x680/0x680 [ 26.178158][ T318] ? __ia32_sys_fsconfig+0x180/0x180 [ 26.178162][ T318] ? backing_file_read_iter+0x541/0x790 [ 26.178166][ T318] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 26.178169][ T318] init_module_from_file+0x11f/0x1a0 [ 26.178172][ T318] ? __do_sys_init_module+0x270/0x270 [ 26.178179][ T318] ? __rwlock_init+0x150/0x150 [ 26.178183][ T318] ? do_raw_spin_unlock+0x59/0x250 [ 26.178185][ T318] idempotent_init_module+0x37b/0x7c0 [ 26.178188][ T318] ? init_module_from_file+0x1a0/0x1a0 [ 26.178193][ T318] ? cap_capable+0x1d7/0x3d0 [ 26.178196][ T318] ? __x64_sys_pread64+0x18d/0x250 [ 26.178201][ T318] __x64_sys_finit_module+0xdf/0x190 [ 26.178202][ T318] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.178206][ T318] do_syscall_64+0xff/0x530 [ 26.178209][ T318] ? exc_page_fault+0xee/0x100 [ 26.178211][ T318] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.178213][ T318] RIP: 0033:0x7f5945a5237d [ 26.178217][ T318] 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 [ 26.178218][ T318] RSP: 002b:00007ffe320ff8c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 26.178221][ T318] RAX: ffffffffffffffda RBX: 00005593528a5810 RCX: 00007f5945a5237d [ 26.178222][ T318] RDX: 0000000000000000 RSI: 0000559341dc0ffd RDI: 0000000000000000 [ 26.178223][ T318] RBP: 00007ffe320ff960 R08: 0000000000000000 R09: 0000000000000000 [ 26.178224][ T318] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559341dc0ffd [ 26.178225][ T318] R13: 00005593528a5960 R14: 0000000000040000 R15: 0000000000000000 [ 26.178231][ T318] [ 42.331809][ T394] neighbour: arp_cache: neighbor table overflow! [ 42.331909][ T394] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 42.331911][ T394] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 394, name: ip [ 42.331913][ T394] preempt_count: 1, expected: 0 [ 42.331913][ T394] RCU nest depth: 0, expected: 0 [ 42.331914][ T394] locks held by ip/394: 5, last CPU#0: [ 42.331916][ T394] #0: ffffffff9231b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnetlink_rcv_msg+0x2b0/0xbd0 [ 42.331928][ T394] #1: ffffffff91b7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 42.331933][ T394] #2: ffffffff91b7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 42.331938][ T394] #3: ffffffff91a9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 42.331941][ T394] #4: ffffffff91a9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 42.331945][ T394] irq event stamp: 15416 [ 42.331946][ T394] hardirqs last enabled at (15415): [] __down_trylock_console_sem+0x86/0xa0 [ 42.331949][ T394] hardirqs last disabled at (15416): [] console_emit_next_record+0x3d4/0x4c0 [ 42.331951][ T394] softirqs last enabled at (15408): [] neigh_forced_gc+0x3bc/0x510 [ 42.331954][ T394] softirqs last disabled at (15406): [] neigh_forced_gc+0x144/0x510 [ 42.331956][ T394] Preemption disabled at: [ 42.331957][ T394] [] vprintk_emit+0x31b/0x3e0 [ 42.331962][ T394] CPU: 0 UID: 0 PID: 394 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 42.331965][ T394] Tainted: [W]=WARN [ 42.331966][ T394] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.331968][ T394] Call Trace: [ 42.331969][ T394] [ 42.331971][ T394] dump_stack_lvl+0x6f/0xa0 [ 42.331976][ T394] ? vprintk_emit+0x31b/0x3e0 [ 42.331978][ T394] __might_resched.cold+0x1fe/0x2c1 [ 42.331983][ T394] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 42.331986][ T394] ? __kmalloc_noprof+0xdb/0x760 [ 42.331991][ T394] __kmalloc_noprof+0x443/0x760 [ 42.331993][ T394] ? alloc_buf.isra.0+0x4b/0x260 [ 42.331999][ T394] ? do_raw_spin_unlock+0x59/0x250 [ 42.332002][ T394] alloc_buf.isra.0+0x4b/0x260 [ 42.332005][ T394] put_chars+0x1e1/0x2f0 [ 42.332008][ T394] ? __send_to_port+0x420/0x420 [ 42.332011][ T394] ? validate_chain+0x34a/0xc20 [ 42.332016][ T394] hvc_console_print+0x292/0x780 [ 42.332020][ T394] ? __lock_acquire+0x518/0xc20 [ 42.332026][ T394] ? hvc_write+0x3a0/0x3a0 [ 42.332029][ T394] ? rcu_is_watching+0x16/0xd0 [ 42.332034][ T394] console_emit_next_record+0x22f/0x4c0 [ 42.332038][ T394] ? devkmsg_read+0x4b0/0x4b0 [ 42.332040][ T394] ? console_flush_one_record+0x106/0x710 [ 42.332043][ T394] ? rcu_is_watching+0x16/0xd0 [ 42.332045][ T394] ? lock_acquire+0x13c/0x160 [ 42.332049][ T394] console_flush_one_record+0x46f/0x710 [ 42.332053][ T394] ? console_emit_next_record+0x4c0/0x4c0 [ 42.332055][ T394] ? __lock_acquire+0x518/0xc20 [ 42.332060][ T394] console_unlock+0xee/0x1f0 [ 42.332063][ T394] ? console_flush_one_record+0x710/0x710 [ 42.332065][ T394] ? rcu_is_watching+0x16/0xd0 [ 42.332067][ T394] ? lock_acquire+0xe0/0x160 [ 42.332070][ T394] ? __down_trylock_console_sem+0x5e/0xa0 [ 42.332072][ T394] ? vprintk_emit+0x320/0x3e0 [ 42.332075][ T394] vprintk_emit+0x37c/0x3e0 [ 42.332078][ T394] ? wake_up_klogd_work_func+0x90/0x90 [ 42.332080][ T394] ? __lock_release.isra.0+0x69/0x1a0 [ 42.332084][ T394] _printk+0xc7/0x100 [ 42.332088][ T394] ? snapshot_read.cold+0x21/0x21 [ 42.332089][ T394] ? ___ratelimit+0x4e7/0xa00 [ 42.332095][ T394] ? idr_get_free+0x830/0x830 [ 42.332097][ T394] ? __lock_release.isra.0+0x69/0x1a0 [ 42.332101][ T394] neigh_alloc.cold+0x2a/0x36 [ 42.332106][ T394] ___neigh_create+0x63/0x1070 [ 42.332112][ T394] neigh_add+0x7eb/0xf10 [ 42.332114][ T394] ? __mutex_lock+0x980/0x1ea0 [ 42.332117][ T394] ? rtnetlink_rcv_msg+0x2b0/0xbd0 [ 42.332119][ T394] ? pneigh_create+0x4a0/0x4a0 [ 42.332131][ T394] rtnetlink_rcv_msg+0x2f8/0xbd0 [ 42.332134][ T394] ? rtnl_link_fill+0x920/0x920 [ 42.332136][ T394] ? __lock_acquire+0x518/0xc20 [ 42.332140][ T394] ? lock_acquire.part.0+0xd4/0x280 [ 42.332142][ T394] ? find_held_lock+0x2b/0x80 [ 42.332146][ T394] netlink_rcv_skb+0x14e/0x3a0 [ 42.332149][ T394] ? rtnl_link_fill+0x920/0x920 [ 42.332152][ T394] ? netlink_ack+0xcf0/0xcf0 [ 42.332159][ T394] ? netlink_deliver_tap+0xc5/0x330 [ 42.332160][ T394] ? netlink_deliver_tap+0x13c/0x330 [ 42.332194][ T394] netlink_unicast+0x486/0x750 [ 42.332198][ T394] ? netlink_attachskb+0x810/0x810 [ 42.332200][ T394] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 42.332202][ T394] ? lockdep_hardirqs_on+0x91/0x130 [ 42.332205][ T394] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 42.332210][ T394] netlink_sendmsg+0x75b/0xc90 [ 42.332213][ T394] ? netlink_unicast+0x750/0x750 [ 42.332217][ T394] ? __lock_release.isra.0+0x69/0x1a0 [ 42.332219][ T394] ? __import_iovec+0x36c/0x620 [ 42.332224][ T394] __sock_sendmsg+0xce/0x190 [ 42.332229][ T394] ____sys_sendmsg+0x61a/0x860 [ 42.332231][ T394] ? copy_msghdr_from_user+0x279/0x420 [ 42.332233][ T394] ? sock_write_iter+0x400/0x400 [ 42.332235][ T394] ? move_addr_to_kernel+0x40/0x40 [ 42.332242][ T394] ___sys_sendmsg+0x14e/0x1d0 [ 42.332245][ T394] ? copy_msghdr_from_user+0x420/0x420 [ 42.332247][ T394] ? kfree+0x22/0x590 [ 42.332261][ T394] __sys_sendmsg+0x12c/0x1d0 [ 42.332264][ T394] ? __sys_sendmsg_sock+0x20/0x20 [ 42.332269][ T394] ? rcu_is_watching+0x16/0xd0 [ 42.332271][ T394] ? rcu_is_watching+0x16/0xd0 [ 42.332274][ T394] do_syscall_64+0xff/0x530 [ 42.332276][ T394] ? exc_page_fault+0xee/0x100 [ 42.332279][ T394] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 42.332281][ T394] RIP: 0033:0x7f475fe1f54e [ 42.332285][ T394] 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 [ 42.332287][ T394] RSP: 002b:00007ffeff2bcc90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 42.332289][ T394] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f475fe1f54e [ 42.332291][ T394] RDX: 0000000000000000 RSI: 00007ffeff2bcd40 RDI: 0000000000000005 [ 42.332291][ T394] RBP: 00007ffeff2bcca0 R08: 0000000000000000 R09: 0000000000000000 [ 42.332292][ T394] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91be95 [ 42.332293][ T394] R13: 00000000004a1620 R14: 0000000000000000 R15: 0000000000000000 [ 42.332300][ T394] [ 42.398323][ T396] neighbour: arp_cache: neighbor table overflow! [ 42.445699][ T398] neighbour: arp_cache: neighbor table overflow! [ 42.475744][ T400] neighbour: arp_cache: neighbor table overflow! [ 42.511263][ T402] neighbour: arp_cache: neighbor table overflow! [ 42.544453][ T404] neighbour: arp_cache: neighbor table overflow! [ 42.574188][ T406] neighbour: arp_cache: neighbor table overflow! [ 42.604470][ T408] neighbour: arp_cache: neighbor table overflow! [ 42.646527][ T410] neighbour: arp_cache: neighbor table overflow! [ 42.675460][ T412] neighbour: arp_cache: neighbor table overflow! [ 77.607483][ T565] ip (565) used greatest stack depth: 23808 bytes left [ 77.607502][ T565] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 77.607504][ T565] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 565, name: ip [ 77.607506][ T565] preempt_count: 2, expected: 0 [ 77.607507][ T565] RCU nest depth: 0, expected: 0 [ 77.607507][ T565] locks held by ip/565: 5, last CPU#2: [ 77.607509][ T565] #0: ffffffff91a167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 77.607521][ T565] #1: ffffffff91b7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 77.607526][ T565] #2: ffffffff91b7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 77.607530][ T565] #3: ffffffff91a9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 77.607534][ T565] #4: ffffffff91a9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 77.607538][ T565] irq event stamp: 22548 [ 77.607539][ T565] hardirqs last enabled at (22547): [] __down_trylock_console_sem+0x86/0xa0 [ 77.607542][ T565] hardirqs last disabled at (22548): [] console_emit_next_record+0x3d4/0x4c0 [ 77.607544][ T565] softirqs last enabled at (21264): [] handle_softirqs+0x67c/0x900 [ 77.607546][ T565] softirqs last disabled at (20569): [] __irq_exit_rcu+0x145/0x1c0 [ 77.607548][ T565] Preemption disabled at: [ 77.607549][ T565] [<0000000000000000>] 0x0 [ 77.607555][ T565] CPU: 2 UID: 0 PID: 565 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 77.607559][ T565] Tainted: [W]=WARN [ 77.607560][ T565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.607561][ T565] Call Trace: [ 77.607563][ T565] [ 77.607564][ T565] dump_stack_lvl+0x6f/0xa0 [ 77.607572][ T565] __might_resched.cold+0x1fe/0x2c1 [ 77.607576][ T565] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 77.607580][ T565] ? __kmalloc_noprof+0xdb/0x760 [ 77.607584][ T565] __kmalloc_noprof+0x443/0x760 [ 77.607586][ T565] ? alloc_buf.isra.0+0x4b/0x260 [ 77.607592][ T565] ? do_raw_spin_unlock+0x59/0x250 [ 77.607595][ T565] alloc_buf.isra.0+0x4b/0x260 [ 77.607598][ T565] put_chars+0x1e1/0x2f0 [ 77.607601][ T565] ? __send_to_port+0x420/0x420 [ 77.607602][ T565] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 77.607605][ T565] ? validate_chain+0x38b/0xc20 [ 77.607610][ T565] hvc_console_print+0x292/0x780 [ 77.607618][ T565] ? hvc_write+0x3a0/0x3a0 [ 77.607621][ T565] ? rcu_is_watching+0x16/0xd0 [ 77.607622][ T565] ? lock_acquire+0x13c/0x160 [ 77.607626][ T565] console_emit_next_record+0x22f/0x4c0 [ 77.607630][ T565] ? devkmsg_read+0x4b0/0x4b0 [ 77.607632][ T565] ? console_flush_one_record+0x106/0x710 [ 77.607635][ T565] ? rcu_is_watching+0x16/0xd0 [ 77.607637][ T565] ? lock_acquire+0x13c/0x160 [ 77.607641][ T565] console_flush_one_record+0x46f/0x710 [ 77.607645][ T565] ? console_emit_next_record+0x4c0/0x4c0 [ 77.607647][ T565] ? __lock_acquire+0x518/0xc20 [ 77.607652][ T565] console_unlock+0xee/0x1f0 [ 77.607654][ T565] ? console_flush_one_record+0x710/0x710 [ 77.607656][ T565] ? rcu_is_watching+0x16/0xd0 [ 77.607658][ T565] ? lock_acquire+0xe0/0x160 [ 77.607662][ T565] ? __down_trylock_console_sem+0x5e/0xa0 [ 77.607663][ T565] ? vprintk_emit+0x320/0x3e0 [ 77.607666][ T565] vprintk_emit+0x37c/0x3e0 [ 77.607669][ T565] ? wake_up_klogd_work_func+0x90/0x90 [ 77.607672][ T565] ? __lock_acquire+0x518/0xc20 [ 77.607676][ T565] _printk+0xc7/0x100 [ 77.607679][ T565] ? snapshot_read.cold+0x21/0x21 [ 77.607682][ T565] ? do_raw_spin_lock+0x131/0x280 [ 77.607684][ T565] ? __rwlock_init+0x150/0x150 [ 77.607688][ T565] ? do_raw_spin_lock+0x131/0x280 [ 77.607691][ T565] do_exit.cold+0x82/0x9c [ 77.607694][ T565] ? exit_notify+0x890/0x890 [ 77.607696][ T565] ? __lock_release.isra.0+0x69/0x1a0 [ 77.607699][ T565] ? rcu_is_watching+0x16/0xd0 [ 77.607702][ T565] do_group_exit+0xb8/0x370 [ 77.607705][ T565] __x64_sys_exit_group+0x3c/0x50 [ 77.607707][ T565] x64_sys_call+0x1567/0x1570 [ 77.607709][ T565] do_syscall_64+0xff/0x530 [ 77.607713][ T565] ? exc_page_fault+0xee/0x100 [ 77.607716][ T565] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 77.607718][ T565] RIP: 0033:0x7fc4b29131b8 [ 77.607720][ T565] Code: Unable to access opcode bytes at 0x7fc4b291318e. [ 77.607721][ T565] RSP: 002b:00007ffe4c87fe78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 77.607723][ T565] RAX: ffffffffffffffda RBX: 00007fc4b2a43f88 RCX: 00007fc4b29131b8 [ 77.607725][ T565] RDX: 00007fc4b265dfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 77.607726][ T565] RBP: 00007ffe4c87fed0 R08: 0000000000000000 R09: 0000000000008010 [ 77.607726][ T565] R10: 00007ffe4c87fc90 R11: 0000000000000246 R12: 0000000000000001 [ 77.607727][ T565] R13: 0000000000000000 R14: 00007fc4b2a42680 R15: 00007fc4b2a43fa0 [ 77.607734][ T565] [ 103.806486][ T714] neighbour: ndisc_cache: neighbor table overflow! [ 103.806508][ T714] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 103.806510][ T714] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 714, name: ip [ 103.806511][ T714] preempt_count: 1, expected: 0 [ 103.806512][ T714] RCU nest depth: 0, expected: 0 [ 103.806513][ T714] locks held by ip/714: 5, last CPU#3: [ 103.806515][ T714] #0: ffffffff9231b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnetlink_rcv_msg+0x2b0/0xbd0 [ 103.806528][ T714] #1: ffffffff91b7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 103.806533][ T714] #2: ffffffff91b7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 103.806537][ T714] #3: ffffffff91a9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 103.806541][ T714] #4: ffffffff91a9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 103.806545][ T714] irq event stamp: 15910 [ 103.806546][ T714] hardirqs last enabled at (15909): [] __down_trylock_console_sem+0x86/0xa0 [ 103.806549][ T714] hardirqs last disabled at (15910): [] console_emit_next_record+0x3d4/0x4c0 [ 103.806551][ T714] softirqs last enabled at (15902): [] neigh_forced_gc+0x3bc/0x510 [ 103.806553][ T714] softirqs last disabled at (15900): [] neigh_forced_gc+0x144/0x510 [ 103.806556][ T714] Preemption disabled at: [ 103.806556][ T714] [] vprintk_emit+0x31b/0x3e0 [ 103.806561][ T714] CPU: 3 UID: 0 PID: 714 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 103.806565][ T714] Tainted: [W]=WARN [ 103.806565][ T714] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.806567][ T714] Call Trace: [ 103.806568][ T714] [ 103.806570][ T714] dump_stack_lvl+0x6f/0xa0 [ 103.806576][ T714] ? vprintk_emit+0x31b/0x3e0 [ 103.806578][ T714] __might_resched.cold+0x1fe/0x2c1 [ 103.806582][ T714] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 103.806586][ T714] ? __kmalloc_noprof+0xdb/0x760 [ 103.806590][ T714] __kmalloc_noprof+0x443/0x760 [ 103.806592][ T714] ? alloc_buf.isra.0+0x4b/0x260 [ 103.806599][ T714] ? do_raw_spin_unlock+0x59/0x250 [ 103.806601][ T714] alloc_buf.isra.0+0x4b/0x260 [ 103.806605][ T714] put_chars+0x1e1/0x2f0 [ 103.806608][ T714] ? __send_to_port+0x420/0x420 [ 103.806609][ T714] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 103.806612][ T714] ? rcu_read_lock_any_held+0x3c/0x90 [ 103.806615][ T714] ? validate_chain+0x38b/0xc20 [ 103.806620][ T714] hvc_console_print+0x292/0x780 [ 103.806624][ T714] ? __lock_acquire+0x518/0xc20 [ 103.806629][ T714] ? hvc_write+0x3a0/0x3a0 [ 103.806632][ T714] ? rcu_is_watching+0x16/0xd0 [ 103.806637][ T714] console_emit_next_record+0x22f/0x4c0 [ 103.806641][ T714] ? devkmsg_read+0x4b0/0x4b0 [ 103.806642][ T714] ? console_flush_one_record+0x106/0x710 [ 103.806646][ T714] ? rcu_is_watching+0x16/0xd0 [ 103.806647][ T714] ? lock_acquire+0x13c/0x160 [ 103.806651][ T714] console_flush_one_record+0x46f/0x710 [ 103.806655][ T714] ? console_emit_next_record+0x4c0/0x4c0 [ 103.806657][ T714] ? __lock_acquire+0x518/0xc20 [ 103.806663][ T714] console_unlock+0xee/0x1f0 [ 103.806665][ T714] ? console_flush_one_record+0x710/0x710 [ 103.806667][ T714] ? rcu_is_watching+0x16/0xd0 [ 103.806669][ T714] ? lock_acquire+0xe0/0x160 [ 103.806673][ T714] ? __down_trylock_console_sem+0x5e/0xa0 [ 103.806674][ T714] ? vprintk_emit+0x320/0x3e0 [ 103.806677][ T714] vprintk_emit+0x37c/0x3e0 [ 103.806680][ T714] ? wake_up_klogd_work_func+0x90/0x90 [ 103.806682][ T714] ? __lock_release.isra.0+0x69/0x1a0 [ 103.806687][ T714] _printk+0xc7/0x100 [ 103.806690][ T714] ? snapshot_read.cold+0x21/0x21 [ 103.806692][ T714] ? ___ratelimit+0x4e7/0xa00 [ 103.806698][ T714] ? idr_get_free+0x830/0x830 [ 103.806699][ T714] ? __lock_release.isra.0+0x69/0x1a0 [ 103.806703][ T714] neigh_alloc.cold+0x2a/0x36 [ 103.806709][ T714] ___neigh_create+0x63/0x1070 [ 103.806714][ T714] neigh_add+0x7eb/0xf10 [ 103.806716][ T714] ? __mutex_lock+0x980/0x1ea0 [ 103.806719][ T714] ? rtnetlink_rcv_msg+0x2b0/0xbd0 [ 103.806721][ T714] ? pneigh_create+0x4a0/0x4a0 [ 103.806733][ T714] rtnetlink_rcv_msg+0x2f8/0xbd0 [ 103.806736][ T714] ? rtnl_link_fill+0x920/0x920 [ 103.806738][ T714] ? __lock_acquire+0x518/0xc20 [ 103.806742][ T714] ? lock_acquire.part.0+0xd4/0x280 [ 103.806744][ T714] ? find_held_lock+0x2b/0x80 [ 103.806748][ T714] netlink_rcv_skb+0x14e/0x3a0 [ 103.806751][ T714] ? rtnl_link_fill+0x920/0x920 [ 103.806754][ T714] ? netlink_ack+0xcf0/0xcf0 [ 103.806761][ T714] ? netlink_deliver_tap+0xc5/0x330 [ 103.806763][ T714] ? netlink_deliver_tap+0x13c/0x330 [ 103.806767][ T714] netlink_unicast+0x486/0x750 [ 103.806771][ T714] ? netlink_attachskb+0x810/0x810 [ 103.806774][ T714] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 103.806775][ T714] ? lockdep_hardirqs_on+0x91/0x130 [ 103.806778][ T714] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 103.806783][ T714] netlink_sendmsg+0x75b/0xc90 [ 103.806787][ T714] ? netlink_unicast+0x750/0x750 [ 103.806791][ T714] ? __lock_release.isra.0+0x69/0x1a0 [ 103.806792][ T714] ? __import_iovec+0x36c/0x620 [ 103.806798][ T714] __sock_sendmsg+0xce/0x190 [ 103.806802][ T714] ____sys_sendmsg+0x61a/0x860 [ 103.806804][ T714] ? copy_msghdr_from_user+0x279/0x420 [ 103.806807][ T714] ? sock_write_iter+0x400/0x400 [ 103.806808][ T714] ? move_addr_to_kernel+0x40/0x40 [ 103.806816][ T714] ___sys_sendmsg+0x14e/0x1d0 [ 103.806818][ T714] ? copy_msghdr_from_user+0x420/0x420 [ 103.806820][ T714] ? kfree+0x22/0x590 [ 103.806835][ T714] __sys_sendmsg+0x12c/0x1d0 [ 103.806838][ T714] ? __sys_sendmsg_sock+0x20/0x20 [ 103.806844][ T714] ? rcu_is_watching+0x16/0xd0 [ 103.806845][ T714] ? rcu_is_watching+0x16/0xd0 [ 103.806848][ T714] do_syscall_64+0xff/0x530 [ 103.806851][ T714] ? exc_page_fault+0xee/0x100 [ 103.806854][ T714] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 103.806856][ T714] RIP: 0033:0x7fa74255254e [ 103.806859][ T714] 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 [ 103.806861][ T714] RSP: 002b:00007ffc935da140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 103.806864][ T714] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa74255254e [ 103.806865][ T714] RDX: 0000000000000000 RSI: 00007ffc935da1f0 RDI: 0000000000000005 [ 103.806866][ T714] RBP: 00007ffc935da150 R08: 0000000000000000 R09: 0000000000000000 [ 103.806867][ T714] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91bed3 [ 103.806867][ T714] R13: 00000000004a1620 R14: 0000000000000000 R15: 0000000000000000 [ 103.806874][ T714] [ 103.870957][ T716] neighbour: ndisc_cache: neighbor table overflow! [ 103.912978][ T718] neighbour: ndisc_cache: neighbor table overflow! [ 103.943066][ T720] neighbour: ndisc_cache: neighbor table overflow! [ 103.984223][ T722] neighbour: ndisc_cache: neighbor table overflow! [ 104.014574][ T724] neighbour: ndisc_cache: neighbor table overflow! [ 104.050149][ T726] neighbour: ndisc_cache: neighbor table overflow! [ 104.082443][ T728] neighbour: ndisc_cache: neighbor table overflow! [ 104.124123][ T730] neighbour: ndisc_cache: neighbor table overflow! [ 104.154427][ T732] neighbour: ndisc_cache: neighbor table overflow!