[ 9.622116][ T205] ip (205) used greatest stack depth: 24088 bytes left [ 9.622131][ T205] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.622133][ T205] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 205, name: ip [ 9.622134][ T205] preempt_count: 2, expected: 0 [ 9.622135][ T205] RCU nest depth: 0, expected: 0 [ 9.622136][ T205] locks held by ip/205: 5, last CPU#2: [ 9.622138][ T205] #0: ffffffff978167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.622150][ T205] #1: ffffffff9797ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.622155][ T205] #2: ffffffff9797de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.622159][ T205] #3: ffffffff9789d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.622163][ T205] #4: ffffffff9789d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.622166][ T205] irq event stamp: 25816 [ 9.622167][ T205] hardirqs last enabled at (25815): [] __down_trylock_console_sem+0x86/0xa0 [ 9.622170][ T205] hardirqs last disabled at (25816): [] console_emit_next_record+0x3d4/0x4c0 [ 9.622173][ T205] softirqs last enabled at (22836): [] handle_softirqs+0x67c/0x900 [ 9.622175][ T205] softirqs last disabled at (22831): [] __irq_exit_rcu+0x145/0x1c0 [ 9.622177][ T205] Preemption disabled at: [ 9.622178][ T205] [<0000000000000000>] 0x0 [ 9.622184][ T205] CPU: 2 UID: 0 PID: 205 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.622188][ T205] Tainted: [W]=WARN [ 9.622189][ T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.622190][ T205] Call Trace: [ 9.622192][ T205] [ 9.622194][ T205] dump_stack_lvl+0x6f/0xa0 [ 9.622200][ T205] __might_resched.cold+0x1fe/0x2c1 [ 9.622204][ T205] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.622208][ T205] ? __kmalloc_noprof+0xdb/0x760 [ 9.622212][ T205] __kmalloc_noprof+0x443/0x760 [ 9.622214][ T205] ? alloc_buf.isra.0+0x4b/0x260 [ 9.622221][ T205] ? do_raw_spin_unlock+0x59/0x250 [ 9.622224][ T205] alloc_buf.isra.0+0x4b/0x260 [ 9.622228][ T205] put_chars+0x1e1/0x2f0 [ 9.622230][ T205] ? __send_to_port+0x420/0x420 [ 9.622231][ T205] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.622235][ T205] ? validate_chain+0x38b/0xc20 [ 9.622240][ T205] hvc_console_print+0x292/0x780 [ 9.622248][ T205] ? hvc_write+0x3a0/0x3a0 [ 9.622251][ T205] ? rcu_is_watching+0x16/0xd0 [ 9.622253][ T205] ? lock_acquire+0x13c/0x160 [ 9.622257][ T205] console_emit_next_record+0x22f/0x4c0 [ 9.622261][ T205] ? devkmsg_read+0x4b0/0x4b0 [ 9.622262][ T205] ? console_flush_one_record+0x106/0x710 [ 9.622266][ T205] ? rcu_is_watching+0x16/0xd0 [ 9.622267][ T205] ? lock_acquire+0x13c/0x160 [ 9.622271][ T205] console_flush_one_record+0x46f/0x710 [ 9.622275][ T205] ? console_emit_next_record+0x4c0/0x4c0 [ 9.622277][ T205] ? __lock_acquire+0x518/0xc20 [ 9.622283][ T205] console_unlock+0xee/0x1f0 [ 9.622285][ T205] ? console_flush_one_record+0x710/0x710 [ 9.622287][ T205] ? rcu_is_watching+0x16/0xd0 [ 9.622289][ T205] ? lock_acquire+0xe0/0x160 [ 9.622292][ T205] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.622294][ T205] ? vprintk_emit+0x320/0x3e0 [ 9.622297][ T205] vprintk_emit+0x37c/0x3e0 [ 9.622300][ T205] ? wake_up_klogd_work_func+0x90/0x90 [ 9.622303][ T205] ? __lock_acquire+0x518/0xc20 [ 9.622307][ T205] _printk+0xc7/0x100 [ 9.622310][ T205] ? snapshot_read.cold+0x21/0x21 [ 9.622313][ T205] ? do_raw_spin_lock+0x131/0x280 [ 9.622315][ T205] ? __rwlock_init+0x150/0x150 [ 9.622319][ T205] ? do_raw_spin_lock+0x131/0x280 [ 9.622322][ T205] do_exit.cold+0x82/0x9c [ 9.622326][ T205] ? exit_notify+0x890/0x890 [ 9.622327][ T205] ? __lock_release.isra.0+0x69/0x1a0 [ 9.622330][ T205] ? rcu_is_watching+0x16/0xd0 [ 9.622333][ T205] do_group_exit+0xb8/0x370 [ 9.622336][ T205] __x64_sys_exit_group+0x3c/0x50 [ 9.622338][ T205] x64_sys_call+0x1567/0x1570 [ 9.622340][ T205] do_syscall_64+0xff/0x530 [ 9.622344][ T205] ? exc_page_fault+0xee/0x100 [ 9.622347][ T205] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.622349][ T205] RIP: 0033:0x7f84c5bb41b8 [ 9.622352][ T205] Code: Unable to access opcode bytes at 0x7f84c5bb418e. [ 9.622353][ T205] RSP: 002b:00007ffeca5b8978 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.622355][ T205] RAX: ffffffffffffffda RBX: 00007f84c5ce4f88 RCX: 00007f84c5bb41b8 [ 9.622356][ T205] RDX: 00007f84c58fefc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.622357][ T205] RBP: 00007ffeca5b89d0 R08: 0000000000000000 R09: 0000000000000050 [ 9.622358][ T205] R10: 00007ffeca5b8790 R11: 0000000000000246 R12: 0000000000000001 [ 9.622359][ T205] R13: 0000000000000000 R14: 00007f84c5ce3680 R15: 00007f84c5ce4fa0 [ 9.622365][ T205] [ 25.606504][ T317] GACT probability NOT on [ 25.606519][ T317] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 25.606521][ T317] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 317, name: modprobe [ 25.606523][ T317] preempt_count: 1, expected: 0 [ 25.606523][ T317] RCU nest depth: 0, expected: 0 [ 25.606524][ T317] locks held by modprobe/317: 4, last CPU#3: [ 25.606527][ T317] #0: ffffffff9797ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 25.606538][ T317] #1: ffffffff9797de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 25.606543][ T317] #2: ffffffff9789d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 25.606547][ T317] #3: ffffffff9789d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 25.606552][ T317] irq event stamp: 17180 [ 25.606552][ T317] hardirqs last enabled at (17179): [] __down_trylock_console_sem+0x86/0xa0 [ 25.606556][ T317] hardirqs last disabled at (17180): [] console_emit_next_record+0x3d4/0x4c0 [ 25.606558][ T317] softirqs last enabled at (16302): [] handle_softirqs+0x67c/0x900 [ 25.606561][ T317] softirqs last disabled at (15469): [] __irq_exit_rcu+0x145/0x1c0 [ 25.606564][ T317] Preemption disabled at: [ 25.606565][ T317] [] vprintk_emit+0x31b/0x3e0 [ 25.606570][ T317] CPU: 3 UID: 0 PID: 317 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 25.606573][ T317] Tainted: [W]=WARN [ 25.606574][ T317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.606576][ T317] Call Trace: [ 25.606578][ T317] [ 25.606579][ T317] dump_stack_lvl+0x6f/0xa0 [ 25.606591][ T317] ? vprintk_emit+0x31b/0x3e0 [ 25.606592][ T317] __might_resched.cold+0x1fe/0x2c1 [ 25.606597][ T317] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 25.606601][ T317] ? __kmalloc_noprof+0xdb/0x760 [ 25.606606][ T317] __kmalloc_noprof+0x443/0x760 [ 25.606608][ T317] ? alloc_buf.isra.0+0x4b/0x260 [ 25.606615][ T317] ? do_raw_spin_unlock+0x59/0x250 [ 25.606618][ T317] alloc_buf.isra.0+0x4b/0x260 [ 25.606621][ T317] put_chars+0x1e1/0x2f0 [ 25.606623][ T317] ? desc_read_finalized_seq+0x79/0x120 [ 25.606626][ T317] ? __send_to_port+0x420/0x420 [ 25.606628][ T317] ? rcu_read_lock_any_held+0x3c/0x90 [ 25.606632][ T317] ? validate_chain+0x38b/0xc20 [ 25.606638][ T317] hvc_console_print+0x292/0x780 [ 25.606643][ T317] ? __lock_acquire+0x518/0xc20 [ 25.606644][ T317] ? __lock_acquire+0x518/0xc20 [ 25.606649][ T317] ? hvc_write+0x3a0/0x3a0 [ 25.606651][ T317] ? console_emit_next_record+0x1df/0x4c0 [ 25.606654][ T317] ? rcu_is_watching+0x16/0xd0 [ 25.606656][ T317] ? lock_acquire+0x13c/0x160 [ 25.606660][ T317] console_emit_next_record+0x22f/0x4c0 [ 25.606664][ T317] ? devkmsg_read+0x4b0/0x4b0 [ 25.606666][ T317] ? console_flush_one_record+0x106/0x710 [ 25.606670][ T317] ? rcu_is_watching+0x16/0xd0 [ 25.606671][ T317] ? lock_acquire+0x13c/0x160 [ 25.606675][ T317] console_flush_one_record+0x46f/0x710 [ 25.606679][ T317] ? console_emit_next_record+0x4c0/0x4c0 [ 25.606681][ T317] ? __lock_acquire+0x518/0xc20 [ 25.606687][ T317] console_unlock+0xee/0x1f0 [ 25.606690][ T317] ? console_flush_one_record+0x710/0x710 [ 25.606692][ T317] ? rcu_is_watching+0x16/0xd0 [ 25.606693][ T317] ? lock_acquire+0xe0/0x160 [ 25.606697][ T317] ? __down_trylock_console_sem+0x5e/0xa0 [ 25.606699][ T317] ? vprintk_emit+0x320/0x3e0 [ 25.606701][ T317] vprintk_emit+0x37c/0x3e0 [ 25.606705][ T317] ? wake_up_klogd_work_func+0x90/0x90 [ 25.606710][ T317] ? gact_cleanup_module+0xf0/0xf0 [act_gact] [ 25.606713][ T317] _printk+0xc7/0x100 [ 25.606717][ T317] ? snapshot_read.cold+0x21/0x21 [ 25.606723][ T317] ? do_one_initcall+0x113/0x4f0 [ 25.606726][ T317] gact_init_module+0x15/0x1000 [act_gact] [ 25.606728][ T317] do_one_initcall+0x124/0x4f0 [ 25.606731][ T317] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 25.606736][ T317] ? do_init_module+0xae/0x8a0 [ 25.606738][ T317] ? kasan_unpoison+0x44/0x70 [ 25.606744][ T317] do_init_module+0x2ad/0x8a0 [ 25.606747][ T317] ? lockdep_hardirqs_on+0x91/0x130 [ 25.606751][ T317] ? free_module+0x470/0x470 [ 25.606753][ T317] ? kfree+0x123/0x590 [ 25.606757][ T317] load_module+0x1424/0x1bb0 [ 25.606762][ T317] ? security_kernel_post_read_file+0x2f/0x60 [ 25.606767][ T317] ? layout_and_allocate.isra.0+0x680/0x680 [ 25.606770][ T317] ? __ia32_sys_fsconfig+0x180/0x180 [ 25.606774][ T317] ? find_held_lock+0x2b/0x80 [ 25.606776][ T317] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 25.606780][ T317] init_module_from_file+0x11f/0x1a0 [ 25.606782][ T317] ? __do_sys_init_module+0x270/0x270 [ 25.606790][ T317] ? __rwlock_init+0x150/0x150 [ 25.606794][ T317] ? do_raw_spin_unlock+0x59/0x250 [ 25.606797][ T317] idempotent_init_module+0x37b/0x7c0 [ 25.606799][ T317] ? init_module_from_file+0x1a0/0x1a0 [ 25.606805][ T317] ? cap_capable+0x1d7/0x3d0 [ 25.606807][ T317] ? exc_page_fault+0x87/0x100 [ 25.606812][ T317] __x64_sys_finit_module+0xdf/0x190 [ 25.606813][ T317] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 25.606817][ T317] do_syscall_64+0xff/0x530 [ 25.606820][ T317] ? exc_page_fault+0xee/0x100 [ 25.606823][ T317] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 25.606825][ T317] RIP: 0033:0x7f5e0810937d [ 25.606828][ T317] 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 [ 25.606830][ T317] RSP: 002b:00007ffc15c855d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 25.606833][ T317] RAX: ffffffffffffffda RBX: 0000556c3009c810 RCX: 00007f5e0810937d [ 25.606835][ T317] RDX: 0000000000000000 RSI: 0000556bfeb3cffd RDI: 0000000000000000 [ 25.606836][ T317] RBP: 00007ffc15c85670 R08: 0000000000000000 R09: 0000000000000000 [ 25.606836][ T317] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556bfeb3cffd [ 25.606837][ T317] R13: 0000556c3009c960 R14: 0000000000040000 R15: 0000000000000000 [ 25.606844][ T317] [ 41.655620][ T393] neighbour: arp_cache: neighbor table overflow! [ 41.656195][ T393] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 41.656196][ T393] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 393, name: ip [ 41.656198][ T393] preempt_count: 1, expected: 0 [ 41.656199][ T393] RCU nest depth: 0, expected: 0 [ 41.656200][ T393] locks held by ip/393: 5, last CPU#3: [ 41.656202][ T393] #0: ffffffff9811b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnetlink_rcv_msg+0x2b0/0xbd0 [ 41.656214][ T393] #1: ffffffff9797ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 41.656219][ T393] #2: ffffffff9797de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 41.656223][ T393] #3: ffffffff9789d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 41.656227][ T393] #4: ffffffff9789d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 41.656231][ T393] irq event stamp: 15518 [ 41.656232][ T393] hardirqs last enabled at (15517): [] irqentry_exit+0x21c/0x790 [ 41.656236][ T393] hardirqs last disabled at (15518): [] console_emit_next_record+0x3d4/0x4c0 [ 41.656238][ T393] softirqs last enabled at (15516): [] handle_softirqs+0x67c/0x900 [ 41.656241][ T393] softirqs last disabled at (14437): [] __irq_exit_rcu+0x145/0x1c0 [ 41.656243][ T393] Preemption disabled at: [ 41.656244][ T393] [] vprintk_emit+0x31b/0x3e0 [ 41.656249][ T393] CPU: 3 UID: 0 PID: 393 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 41.656252][ T393] Tainted: [W]=WARN [ 41.656253][ T393] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.656255][ T393] Call Trace: [ 41.656256][ T393] [ 41.656258][ T393] dump_stack_lvl+0x6f/0xa0 [ 41.656264][ T393] ? vprintk_emit+0x31b/0x3e0 [ 41.656265][ T393] __might_resched.cold+0x1fe/0x2c1 [ 41.656270][ T393] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 41.656274][ T393] ? __kmalloc_noprof+0xdb/0x760 [ 41.656278][ T393] __kmalloc_noprof+0x443/0x760 [ 41.656280][ T393] ? alloc_buf.isra.0+0x4b/0x260 [ 41.656286][ T393] ? do_raw_spin_unlock+0x59/0x250 [ 41.656289][ T393] alloc_buf.isra.0+0x4b/0x260 [ 41.656293][ T393] put_chars+0x1e1/0x2f0 [ 41.656296][ T393] ? __send_to_port+0x420/0x420 [ 41.656299][ T393] ? validate_chain+0x34a/0xc20 [ 41.656304][ T393] hvc_console_print+0x292/0x780 [ 41.656308][ T393] ? __lock_acquire+0x518/0xc20 [ 41.656313][ T393] ? hvc_write+0x3a0/0x3a0 [ 41.656316][ T393] ? rcu_is_watching+0x16/0xd0 [ 41.656321][ T393] console_emit_next_record+0x22f/0x4c0 [ 41.656325][ T393] ? devkmsg_read+0x4b0/0x4b0 [ 41.656327][ T393] ? console_flush_one_record+0x106/0x710 [ 41.656330][ T393] ? rcu_is_watching+0x16/0xd0 [ 41.656332][ T393] ? lock_acquire+0x13c/0x160 [ 41.656336][ T393] console_flush_one_record+0x46f/0x710 [ 41.656340][ T393] ? console_emit_next_record+0x4c0/0x4c0 [ 41.656341][ T393] ? __lock_acquire+0x518/0xc20 [ 41.656343][ T393] ? write_ibpb+0xb/0x30 [ 41.656349][ T393] console_unlock+0xee/0x1f0 [ 41.656352][ T393] ? console_flush_one_record+0x710/0x710 [ 41.656354][ T393] ? rcu_is_watching+0x16/0xd0 [ 41.656356][ T393] ? lock_acquire+0xe0/0x160 [ 41.656359][ T393] ? __down_trylock_console_sem+0x5e/0xa0 [ 41.656361][ T393] ? vprintk_emit+0x320/0x3e0 [ 41.656364][ T393] vprintk_emit+0x37c/0x3e0 [ 41.656367][ T393] ? wake_up_klogd_work_func+0x90/0x90 [ 41.656369][ T393] ? __lock_release.isra.0+0x69/0x1a0 [ 41.656374][ T393] _printk+0xc7/0x100 [ 41.656377][ T393] ? snapshot_read.cold+0x21/0x21 [ 41.656379][ T393] ? ___ratelimit+0x4e7/0xa00 [ 41.656384][ T393] ? idr_get_free+0x830/0x830 [ 41.656385][ T393] ? __lock_release.isra.0+0x69/0x1a0 [ 41.656390][ T393] neigh_alloc.cold+0x2a/0x36 [ 41.656395][ T393] ___neigh_create+0x63/0x1070 [ 41.656401][ T393] neigh_add+0x7eb/0xf10 [ 41.656403][ T393] ? __mutex_lock+0x980/0x1ea0 [ 41.656406][ T393] ? rtnetlink_rcv_msg+0x2b0/0xbd0 [ 41.656408][ T393] ? pneigh_create+0x4a0/0x4a0 [ 41.656420][ T393] rtnetlink_rcv_msg+0x2f8/0xbd0 [ 41.656423][ T393] ? rtnl_link_fill+0x920/0x920 [ 41.656424][ T393] ? __lock_acquire+0x518/0xc20 [ 41.656429][ T393] ? lock_acquire.part.0+0xd4/0x280 [ 41.656431][ T393] ? find_held_lock+0x2b/0x80 [ 41.656434][ T393] netlink_rcv_skb+0x14e/0x3a0 [ 41.656438][ T393] ? rtnl_link_fill+0x920/0x920 [ 41.656441][ T393] ? netlink_ack+0xcf0/0xcf0 [ 41.656447][ T393] ? netlink_deliver_tap+0xc5/0x330 [ 41.656449][ T393] ? netlink_deliver_tap+0x13c/0x330 [ 41.656453][ T393] netlink_unicast+0x486/0x750 [ 41.656457][ T393] ? netlink_attachskb+0x810/0x810 [ 41.656460][ T393] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 41.656462][ T393] ? lockdep_hardirqs_on+0x91/0x130 [ 41.656463][ T393] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 41.656468][ T393] netlink_sendmsg+0x75b/0xc90 [ 41.656472][ T393] ? netlink_unicast+0x750/0x750 [ 41.656475][ T393] ? __lock_release.isra.0+0x69/0x1a0 [ 41.656477][ T393] ? __import_iovec+0x36c/0x620 [ 41.656483][ T393] __sock_sendmsg+0xce/0x190 [ 41.656487][ T393] ____sys_sendmsg+0x61a/0x860 [ 41.656489][ T393] ? copy_msghdr_from_user+0x279/0x420 [ 41.656491][ T393] ? sock_write_iter+0x400/0x400 [ 41.656493][ T393] ? move_addr_to_kernel+0x40/0x40 [ 41.656500][ T393] ___sys_sendmsg+0x14e/0x1d0 [ 41.656503][ T393] ? copy_msghdr_from_user+0x420/0x420 [ 41.656505][ T393] ? kfree+0x22/0x590 [ 41.656520][ T393] __sys_sendmsg+0x12c/0x1d0 [ 41.656523][ T393] ? __sys_sendmsg_sock+0x20/0x20 [ 41.656528][ T393] ? rcu_is_watching+0x16/0xd0 [ 41.656530][ T393] ? rcu_is_watching+0x16/0xd0 [ 41.656533][ T393] do_syscall_64+0xff/0x530 [ 41.656535][ T393] ? exc_page_fault+0xee/0x100 [ 41.656537][ T393] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 41.656540][ T393] RIP: 0033:0x7fcd7870154e [ 41.656543][ T393] 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 [ 41.656545][ T393] RSP: 002b:00007fff5dadc340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 41.656548][ T393] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcd7870154e [ 41.656549][ T393] RDX: 0000000000000000 RSI: 00007fff5dadc3f0 RDI: 0000000000000005 [ 41.656550][ T393] RBP: 00007fff5dadc350 R08: 0000000000000000 R09: 0000000000000000 [ 41.656551][ T393] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916bb4 [ 41.656552][ T393] R13: 00000000004a1620 R14: 0000000000000000 R15: 0000000000000000 [ 41.656559][ T393] [ 41.719442][ T395] neighbour: arp_cache: neighbor table overflow! [ 41.746594][ T397] neighbour: arp_cache: neighbor table overflow! [ 41.784063][ T399] neighbour: arp_cache: neighbor table overflow! [ 41.811633][ T401] neighbour: arp_cache: neighbor table overflow! [ 41.838477][ T403] neighbour: arp_cache: neighbor table overflow! [ 41.885466][ T405] neighbour: arp_cache: neighbor table overflow! [ 41.913682][ T407] neighbour: arp_cache: neighbor table overflow! [ 41.940992][ T409] neighbour: arp_cache: neighbor table overflow! [ 41.977874][ T411] neighbour: arp_cache: neighbor table overflow! [ 102.841411][ T713] neighbour: ndisc_cache: neighbor table overflow! [ 102.841430][ T713] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 102.841432][ T713] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 713, name: ip [ 102.841433][ T713] preempt_count: 1, expected: 0 [ 102.841434][ T713] RCU nest depth: 0, expected: 0 [ 102.841435][ T713] locks held by ip/713: 5, last CPU#3: [ 102.841437][ T713] #0: ffffffff9811b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnetlink_rcv_msg+0x2b0/0xbd0 [ 102.841449][ T713] #1: ffffffff9797ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 102.841454][ T713] #2: ffffffff9797de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 102.841459][ T713] #3: ffffffff9789d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 102.841462][ T713] #4: ffffffff9789d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 102.841466][ T713] irq event stamp: 20680 [ 102.841467][ T713] hardirqs last enabled at (20679): [] __down_trylock_console_sem+0x86/0xa0 [ 102.841470][ T713] hardirqs last disabled at (20680): [] console_emit_next_record+0x3d4/0x4c0 [ 102.841472][ T713] softirqs last enabled at (20672): [] neigh_forced_gc+0x3bc/0x510 [ 102.841475][ T713] softirqs last disabled at (20670): [] neigh_forced_gc+0x144/0x510 [ 102.841477][ T713] Preemption disabled at: [ 102.841478][ T713] [] vprintk_emit+0x31b/0x3e0 [ 102.841483][ T713] CPU: 3 UID: 0 PID: 713 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 102.841486][ T713] Tainted: [W]=WARN [ 102.841487][ T713] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 102.841489][ T713] Call Trace: [ 102.841491][ T713] [ 102.841492][ T713] dump_stack_lvl+0x6f/0xa0 [ 102.841498][ T713] ? vprintk_emit+0x31b/0x3e0 [ 102.841500][ T713] __might_resched.cold+0x1fe/0x2c1 [ 102.841504][ T713] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 102.841508][ T713] ? __kmalloc_noprof+0xdb/0x760 [ 102.841513][ T713] __kmalloc_noprof+0x443/0x760 [ 102.841514][ T713] ? alloc_buf.isra.0+0x4b/0x260 [ 102.841521][ T713] ? do_raw_spin_unlock+0x59/0x250 [ 102.841524][ T713] alloc_buf.isra.0+0x4b/0x260 [ 102.841527][ T713] put_chars+0x1e1/0x2f0 [ 102.841530][ T713] ? __send_to_port+0x420/0x420 [ 102.841531][ T713] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 102.841535][ T713] ? rcu_read_lock_any_held+0x3c/0x90 [ 102.841537][ T713] ? validate_chain+0x38b/0xc20 [ 102.841542][ T713] hvc_console_print+0x292/0x780 [ 102.841546][ T713] ? __lock_acquire+0x518/0xc20 [ 102.841551][ T713] ? hvc_write+0x3a0/0x3a0 [ 102.841554][ T713] ? rcu_is_watching+0x16/0xd0 [ 102.841559][ T713] console_emit_next_record+0x22f/0x4c0 [ 102.841563][ T713] ? devkmsg_read+0x4b0/0x4b0 [ 102.841564][ T713] ? console_flush_one_record+0x106/0x710 [ 102.841568][ T713] ? rcu_is_watching+0x16/0xd0 [ 102.841569][ T713] ? lock_acquire+0x13c/0x160 [ 102.841573][ T713] console_flush_one_record+0x46f/0x710 [ 102.841578][ T713] ? console_emit_next_record+0x4c0/0x4c0 [ 102.841579][ T713] ? __lock_acquire+0x518/0xc20 [ 102.841585][ T713] console_unlock+0xee/0x1f0 [ 102.841588][ T713] ? console_flush_one_record+0x710/0x710 [ 102.841589][ T713] ? rcu_is_watching+0x16/0xd0 [ 102.841591][ T713] ? lock_acquire+0xe0/0x160 [ 102.841595][ T713] ? __down_trylock_console_sem+0x5e/0xa0 [ 102.841596][ T713] ? vprintk_emit+0x320/0x3e0 [ 102.841599][ T713] vprintk_emit+0x37c/0x3e0 [ 102.841602][ T713] ? wake_up_klogd_work_func+0x90/0x90 [ 102.841604][ T713] ? __lock_release.isra.0+0x69/0x1a0 [ 102.841609][ T713] _printk+0xc7/0x100 [ 102.841612][ T713] ? snapshot_read.cold+0x21/0x21 [ 102.841614][ T713] ? ___ratelimit+0x4e7/0xa00 [ 102.841620][ T713] ? idr_get_free+0x830/0x830 [ 102.841622][ T713] ? __lock_release.isra.0+0x69/0x1a0 [ 102.841626][ T713] neigh_alloc.cold+0x2a/0x36 [ 102.841631][ T713] ___neigh_create+0x63/0x1070 [ 102.841639][ T713] neigh_add+0x7eb/0xf10 [ 102.841642][ T713] ? __mutex_lock+0x980/0x1ea0 [ 102.841645][ T713] ? rtnetlink_rcv_msg+0x2b0/0xbd0 [ 102.841647][ T713] ? pneigh_create+0x4a0/0x4a0 [ 102.841659][ T713] rtnetlink_rcv_msg+0x2f8/0xbd0 [ 102.841662][ T713] ? rtnl_link_fill+0x920/0x920 [ 102.841664][ T713] ? __lock_acquire+0x518/0xc20 [ 102.841668][ T713] ? lock_acquire.part.0+0xd4/0x280 [ 102.841670][ T713] ? find_held_lock+0x2b/0x80 [ 102.841674][ T713] netlink_rcv_skb+0x14e/0x3a0 [ 102.841677][ T713] ? rtnl_link_fill+0x920/0x920 [ 102.841680][ T713] ? netlink_ack+0xcf0/0xcf0 [ 102.841686][ T713] ? netlink_deliver_tap+0xc5/0x330 [ 102.841688][ T713] ? netlink_deliver_tap+0x13c/0x330 [ 102.841693][ T713] netlink_unicast+0x486/0x750 [ 102.841697][ T713] ? netlink_attachskb+0x810/0x810 [ 102.841699][ T713] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 102.841701][ T713] ? lockdep_hardirqs_on+0x91/0x130 [ 102.841703][ T713] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 102.841708][ T713] netlink_sendmsg+0x75b/0xc90 [ 102.841712][ T713] ? netlink_unicast+0x750/0x750 [ 102.841716][ T713] ? __lock_release.isra.0+0x69/0x1a0 [ 102.841717][ T713] ? __import_iovec+0x36c/0x620 [ 102.841723][ T713] __sock_sendmsg+0xce/0x190 [ 102.841727][ T713] ____sys_sendmsg+0x61a/0x860 [ 102.841729][ T713] ? copy_msghdr_from_user+0x279/0x420 [ 102.841731][ T713] ? sock_write_iter+0x400/0x400 [ 102.841733][ T713] ? move_addr_to_kernel+0x40/0x40 [ 102.841740][ T713] ___sys_sendmsg+0x14e/0x1d0 [ 102.841743][ T713] ? copy_msghdr_from_user+0x420/0x420 [ 102.841744][ T713] ? kfree+0x22/0x590 [ 102.841760][ T713] __sys_sendmsg+0x12c/0x1d0 [ 102.841763][ T713] ? __sys_sendmsg_sock+0x20/0x20 [ 102.841768][ T713] ? rcu_is_watching+0x16/0xd0 [ 102.841770][ T713] ? rcu_is_watching+0x16/0xd0 [ 102.841773][ T713] do_syscall_64+0xff/0x530 [ 102.841775][ T713] ? exc_page_fault+0xee/0x100 [ 102.841778][ T713] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 102.841780][ T713] RIP: 0033:0x7fa3f977554e [ 102.841784][ T713] 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 [ 102.841786][ T713] RSP: 002b:00007ffe25b97e00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 102.841789][ T713] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa3f977554e [ 102.841790][ T713] RDX: 0000000000000000 RSI: 00007ffe25b97eb0 RDI: 0000000000000005 [ 102.841791][ T713] RBP: 00007ffe25b97e10 R08: 0000000000000000 R09: 0000000000000000 [ 102.841792][ T713] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916bf1 [ 102.841793][ T713] R13: 00000000004a1620 R14: 0000000000000000 R15: 0000000000000000 [ 102.841799][ T713] [ 102.912605][ T715] neighbour: ndisc_cache: neighbor table overflow! [ 102.940426][ T717] neighbour: ndisc_cache: neighbor table overflow! [ 102.984554][ T719] neighbour: ndisc_cache: neighbor table overflow! [ 103.020215][ T721] neighbour: ndisc_cache: neighbor table overflow! [ 103.048385][ T723] neighbour: ndisc_cache: neighbor table overflow! [ 103.077793][ T725] neighbour: ndisc_cache: neighbor table overflow! [ 103.116987][ T727] neighbour: ndisc_cache: neighbor table overflow! [ 103.145551][ T729] neighbour: ndisc_cache: neighbor table overflow! [ 103.186007][ T731] neighbour: ndisc_cache: neighbor table overflow!