oot_thread_fn+0x68b/0xa00 [ 378.132927] ? sort_range+0x30/0x30 [ 378.136557] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 378.141655] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.147188] ? __kthread_parkme+0xfb/0x1a0 [ 378.151427] ? sort_range+0x30/0x30 [ 378.155061] kthread+0x35a/0x440 [ 378.158423] ? kthread_stop+0x900/0x900 [ 378.162392] ret_from_fork+0x3a/0x50 [ 378.166122] CPU: 0 PID: 10589 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #288 [ 378.166127] warn_alloc_show_mem: 1 callbacks suppressed [ 378.166134] Mem-Info: [ 378.173485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 378.173493] Call Trace: [ 378.178857] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 378.178857] active_file:19 inactive_file:27 isolated_file:4 [ 378.178857] unevictable:0 dirty:0 writeback:0 unstable:0 [ 378.178857] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 378.178857] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 378.178857] free:13757 free_pcp:1126 free_cma:0 [ 378.181238] dump_stack+0x244/0x39d [ 378.190584] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 378.193158] ? dump_stack_print_info.cold.1+0x20/0x20 [ 378.226269] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 378.229904] warn_alloc.cold.116+0xb7/0x1bd [ 378.257535] lowmem_reserve[]: 0 2818 6321 6321 [ 378.262733] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 378.288815] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 378.293134] ? lock_downgrade+0x900/0x900 [ 378.297679] lowmem_reserve[]: 0 0 3503 3503 [ 378.302525] ? trace_hardirqs_off+0xb8/0x310 [ 378.330175] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 378.334321] ? trace_hardirqs_off+0xb8/0x310 [ 378.338600] lowmem_reserve[]: 0 0 0 0 [ 378.343021] __alloc_pages_slowpath+0x26e8/0x2e10 [ 378.372129] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 378.376555] ? warn_alloc+0x120/0x120 [ 378.380316] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 378.385161] ? zap_class+0x640/0x640 [ 378.398651] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 378.402447] ? warn_alloc+0x120/0x120 [ 378.417858] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 378.421556] ? warn_alloc+0x120/0x120 [ 378.436182] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 378.439966] ? print_usage_bug+0xc0/0xc0 [ 378.448774] 188 total pagecache pages [ 378.452562] ? print_usage_bug+0xc0/0xc0 [ 378.461117] 0 pages in swap cache [ 378.465164] ? cpuacct_charge+0x265/0x440 [ 378.468935] Swap cache stats: add 0, delete 0, find 0/0 [ 378.472986] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.476417] Free swap = 0kB [ 378.480555] ? should_fail+0x22d/0xd01 [ 378.485887] Total swap = 0kB [ 378.491409] ? find_held_lock+0x36/0x1c0 [ 378.494397] 1965979 pages RAM [ 378.498274] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 378.501260] 0 pages HighMem/MovableOnly [ 378.501268] 342854 pages reserved [ 378.505316] ? __lock_acquire+0x62f/0x4c20 [ 378.508396] 0 pages cma reserved [ 378.513490] ? should_fail+0x22d/0xd01 [ 378.517500] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 378.520880] ? __update_load_avg_blocked_se+0x690/0x690 [ 378.520909] ? mark_held_locks+0x130/0x130 [ 378.525218] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 378.528484] ? mark_held_locks+0x130/0x130 [ 378.532340] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 378.538824] ? __lock_acquire+0x62f/0x4c20 [ 378.571748] ? update_load_avg+0x387/0x2470 [ 378.576070] ? zap_class+0x640/0x640 [ 378.579791] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.585330] ? check_preemption_disabled+0x48/0x280 [ 378.590351] ? __lock_is_held+0xb5/0x140 [ 378.594603] __alloc_pages_nodemask+0xa80/0xde0 [ 378.599267] ? zap_class+0x640/0x640 [ 378.602992] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 378.608114] ? find_held_lock+0x36/0x1c0 [ 378.612181] ? ____cache_alloc_node+0x1c7/0x1e0 [ 378.616847] ? lock_downgrade+0x900/0x900 [ 378.621015] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 378.626555] cache_grow_begin+0xa5/0x8c0 [ 378.630612] ? do_raw_spin_unlock+0xa7/0x330 [ 378.635033] fallback_alloc+0x204/0x2e0 [ 378.639023] ____cache_alloc_node+0x1c7/0x1e0 [ 378.643525] kmem_cache_alloc+0x1f8/0x730 [ 378.647678] skb_clone+0x1bb/0x500 [ 378.651214] ? finish_task_switch+0x1b4/0x910 [ 378.655706] ? skb_split+0x11e0/0x11e0 [ 378.659590] ? preempt_notifier_register+0x200/0x200 [ 378.664686] ? __switch_to_asm+0x34/0x70 [ 378.668744] ? __switch_to_asm+0x34/0x70 [ 378.672798] ? __switch_to_asm+0x40/0x70 [ 378.676860] ? __switch_to_asm+0x34/0x70 [ 378.680913] ? __switch_to_asm+0x40/0x70 [ 378.684965] ? __switch_to_asm+0x34/0x70 [ 378.689028] ? __switch_to_asm+0x40/0x70 [ 378.693083] ? __switch_to_asm+0x34/0x70 [ 378.697138] ? __switch_to_asm+0x34/0x70 [ 378.701191] ? __switch_to_asm+0x40/0x70 [ 378.705245] ? __switch_to_asm+0x34/0x70 [ 378.709310] bpf_clone_redirect+0xb9/0x490 [ 378.713545] ? __schedule+0x8d7/0x21d0 [ 378.717438] bpf_prog_dc6f81d0b0097db7+0x14e/0x1000 [ 378.722462] ? __sched_text_start+0x8/0x8 [ 378.726608] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 378.731188] ? retint_kernel+0x2d/0x2d [ 378.735076] ? trace_hardirqs_on_caller+0xc0/0x310 [ 378.740019] ? find_held_lock+0x36/0x1c0 [ 378.744085] ? lock_acquire+0x1ed/0x520 [ 378.748055] ? bpf_test_run+0x3cb/0x780 [ 378.752031] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.757565] ? check_preemption_disabled+0x48/0x280 [ 378.762589] ? kasan_check_read+0x11/0x20 [ 378.766747] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 378.772022] ? rcu_softirq_qs+0x20/0x20 [ 378.776007] ? preempt_schedule+0x4d/0x60 [ 378.780154] ? ___preempt_schedule+0x16/0x18 [ 378.784576] ? bpf_test_run+0x25d/0x780 [ 378.788559] ? netlink_diag_dump+0x2a0/0x2a0 [ 378.792965] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.798511] ? bpf_test_init.isra.10+0x70/0x100 [ 378.803180] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 378.807943] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 378.812792] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 378.818322] ? fput+0x130/0x1a0 [ 378.821600] ? __bpf_prog_get+0x9b/0x290 [ 378.825665] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 378.830503] ? bpf_prog_test_run+0x130/0x1a0 [ 378.834914] ? __x64_sys_bpf+0x3d8/0x520 [ 378.838982] ? bpf_prog_get+0x20/0x20 [ 378.842800] ? do_syscall_64+0x1b9/0x820 [ 378.846853] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 378.852216] ? syscall_return_slowpath+0x5e0/0x5e0 [ 378.857142] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.861991] ? trace_hardirqs_on_caller+0x310/0x310 [ 378.867015] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 378.872030] ? prepare_exit_to_usermode+0x291/0x3b0 [ 378.877045] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.881891] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 378.887270] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 378.887585] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 378.894200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 378.904876] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 378.914216] Call Trace: [ 378.921453] dump_stack+0x244/0x39d [ 378.925085] ? dump_stack_print_info.cold.1+0x20/0x20 [ 378.930286] warn_alloc.cold.116+0xb7/0x1bd [ 378.934605] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 378.939447] ? lock_downgrade+0x900/0x900 [ 378.943604] ? trace_hardirqs_off+0xb8/0x310 [ 378.948186] ? trace_hardirqs_off+0xb8/0x310 [ 378.952602] __alloc_pages_slowpath+0x26e8/0x2e10 [ 378.957468] ? warn_alloc+0x120/0x120 [ 378.961263] ? print_usage_bug+0xc0/0xc0 [ 378.965319] ? warn_alloc+0x120/0x120 [ 378.969120] ? warn_alloc+0x120/0x120 [ 378.972915] ? print_usage_bug+0xc0/0xc0 [ 378.976979] ? print_usage_bug+0xc0/0xc0 [ 378.981037] ? print_usage_bug+0xc0/0xc0 [ 378.985098] ? __lock_acquire+0x62f/0x4c20 [ 378.989346] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.994881] ? should_fail+0x22d/0xd01 [ 378.998763] ? __lock_acquire+0x62f/0x4c20 [ 379.002994] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 379.008184] ? __lock_acquire+0x62f/0x4c20 [ 379.012416] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 379.017513] ? __lock_acquire+0x62f/0x4c20 [ 379.021740] ? should_fail+0x22d/0xd01 [ 379.025631] ? mark_held_locks+0x130/0x130 [ 379.029864] ? mark_held_locks+0x130/0x130 [ 379.034089] ? zap_class+0x640/0x640 [ 379.037800] ? zap_class+0x640/0x640 [ 379.041515] ? print_usage_bug+0xc0/0xc0 [ 379.045572] ? do_raw_spin_unlock+0xa7/0x330 [ 379.049977] ? zap_class+0x640/0x640 [ 379.053686] ? print_usage_bug+0xc0/0xc0 [ 379.057740] ? wq_watchdog_touch+0x9c/0xfe [ 379.061976] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.067508] ? check_preemption_disabled+0x48/0x280 [ 379.073034] ? __lock_is_held+0xb5/0x140 [ 379.077099] __alloc_pages_nodemask+0xa80/0xde0 [ 379.081761] ? zap_class+0x640/0x640 [ 379.085480] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 379.090503] ? find_held_lock+0x36/0x1c0 [ 379.094569] ? ____cache_alloc_node+0x1c7/0x1e0 [ 379.099240] ? lock_downgrade+0x900/0x900 [ 379.103392] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.108928] cache_grow_begin+0xa5/0x8c0 [ 379.112988] ? do_raw_spin_unlock+0xa7/0x330 [ 379.117401] fallback_alloc+0x204/0x2e0 [ 379.121379] ____cache_alloc_node+0x1c7/0x1e0 [ 379.125873] kmem_cache_alloc_node+0xe3/0x730 [ 379.130361] ? ipv6_get_ifaddr+0x42e/0x620 [ 379.134599] __alloc_skb+0x119/0x770 [ 379.138305] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 379.143578] ? netdev_alloc_frag+0x1f0/0x1f0 [ 379.147979] ? lock_downgrade+0x900/0x900 [ 379.152126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.157655] ? refcount_sub_and_test_checked+0x203/0x310 [ 379.163105] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 379.168550] ? addrconf_rs_timer+0x690/0x690 [ 379.172968] ndisc_alloc_skb+0x144/0x340 [ 379.177032] ndisc_send_rs+0x331/0x6e0 [ 379.180921] addrconf_rs_timer+0x314/0x690 [ 379.185162] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.189663] call_timer_fn+0x272/0x920 [ 379.193545] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.197775] ? process_timeout+0x40/0x40 [ 379.201835] ? __run_timers+0x7da/0xc70 [ 379.205809] ? _raw_spin_unlock_irq+0x27/0x80 [ 379.210301] ? _raw_spin_unlock_irq+0x27/0x80 [ 379.214791] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.219021] ? lockdep_hardirqs_on+0x296/0x5b0 [ 379.223601] ? trace_hardirqs_on+0xbd/0x310 [ 379.227915] ? kasan_check_read+0x11/0x20 [ 379.232264] ? __run_timers+0x7da/0xc70 [ 379.236244] ? trace_hardirqs_off_caller+0x310/0x310 [ 379.241350] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.245577] __run_timers+0x7e5/0xc70 [ 379.249380] ? timer_fixup_init+0x70/0x70 [ 379.253529] ? compat_start_thread+0x80/0x80 [ 379.257944] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.263484] ? _raw_spin_unlock_irq+0x60/0x80 [ 379.267987] ? finish_task_switch+0x1f4/0x910 [ 379.272477] ? finish_task_switch+0x1b4/0x910 [ 379.276968] ? __switch_to_asm+0x34/0x70 [ 379.281028] ? preempt_notifier_register+0x200/0x200 [ 379.286134] ? __switch_to_asm+0x34/0x70 [ 379.290187] ? __switch_to_asm+0x40/0x70 [ 379.294238] ? __switch_to_asm+0x34/0x70 [ 379.298377] ? __switch_to_asm+0x40/0x70 [ 379.302444] ? __switch_to_asm+0x34/0x70 [ 379.306500] ? __switch_to_asm+0x40/0x70 [ 379.310557] ? __switch_to_asm+0x40/0x70 [ 379.314621] ? pvclock_read_flags+0x160/0x160 [ 379.319126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.324659] ? check_preemption_disabled+0x48/0x280 [ 379.329684] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 379.335216] ? rcu_pm_notify+0xc0/0xc0 [ 379.339100] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.344631] ? check_preemption_disabled+0x48/0x280 [ 379.349647] run_timer_softirq+0x52/0xb0 [ 379.353703] ? rcu_read_lock_sched_held+0x14f/0x180 [ 379.358712] __do_softirq+0x308/0xb7e [ 379.362513] ? trace_hardirqs_on_caller+0xc0/0x310 [ 379.367456] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 379.372554] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 379.378008] ? schedule+0x108/0x460 [ 379.381631] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 379.386382] ? __schedule+0x21d0/0x21d0 [ 379.390355] ? trace_hardirqs_off+0xb8/0x310 [ 379.394760] ? smpboot_thread_fn+0x68b/0xa00 [ 379.399164] ? trace_hardirqs_on+0x310/0x310 [ 379.403566] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 379.409098] ? check_preemption_disabled+0x48/0x280 [ 379.414106] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.419638] ? takeover_tasklets+0xa90/0xa90 [ 379.424041] run_ksoftirqd+0x5e/0x100 [ 379.427839] smpboot_thread_fn+0x68b/0xa00 [ 379.432072] ? sort_range+0x30/0x30 [ 379.435694] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 379.440790] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 379.446331] ? __kthread_parkme+0xfb/0x1a0 [ 379.450564] ? sort_range+0x30/0x30 [ 379.454185] kthread+0x35a/0x440 [ 379.457551] ? kthread_stop+0x900/0x900 [ 379.461520] ret_from_fork+0x3a/0x50 [ 379.465244] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 379.465248] warn_alloc_show_mem: 1 callbacks suppressed [ 379.465255] Mem-Info: [ 379.472084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 379.477452] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 379.477452] active_file:19 inactive_file:27 isolated_file:4 [ 379.477452] unevictable:0 dirty:0 writeback:0 unstable:0 [ 379.477452] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 379.477452] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 379.477452] free:13757 free_pcp:1126 free_cma:0 [ 379.479827] Call Trace: [ 379.489199] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 379.522130] dump_stack+0x244/0x39d [ 379.524687] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 379.552349] ? dump_stack_print_info.cold.1+0x20/0x20 [ 379.555941] lowmem_reserve[]: 0 2818 6321 6321 [ 379.582048] warn_alloc.cold.116+0xb7/0x1bd [ 379.587201] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 379.591777] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 379.596066] lowmem_reserve[]: 0 0 3503 3503 [ 379.623733] ? lock_downgrade+0x900/0x900 [ 379.628547] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 379.632864] ? trace_hardirqs_off+0xb8/0x310 [ 379.636970] lowmem_reserve[]: 0 0 0 0 [ 379.666129] ? trace_hardirqs_off+0xb8/0x310 [ 379.670503] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 379.674302] __alloc_pages_slowpath+0x26e8/0x2e10 [ 379.678673] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 379.692224] ? warn_alloc+0x120/0x120 [ 379.697006] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 379.712439] ? warn_alloc+0x120/0x120 [ 379.716213] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 379.730846] ? warn_alloc+0x120/0x120 [ 379.734623] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 379.743443] ? print_usage_bug+0xc0/0xc0 [ 379.747226] 188 total pagecache pages [ 379.755788] ? print_usage_bug+0xc0/0xc0 [ 379.759827] 0 pages in swap cache [ 379.763612] ? print_usage_bug+0xc0/0xc0 [ 379.767646] Swap cache stats: add 0, delete 0, find 0/0 [ 379.771085] ? kasan_check_read+0x11/0x20 [ 379.775116] Free swap = 0kB [ 379.780461] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 379.784581] Total swap = 0kB [ 379.787583] ? rcu_softirq_qs+0x20/0x20 [ 379.792833] 1965979 pages RAM [ 379.795838] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 379.799783] 0 pages HighMem/MovableOnly [ 379.799790] 342854 pages reserved [ 379.802896] ? should_fail+0x22d/0xd01 [ 379.808400] 0 pages cma reserved [ 379.812362] ? __lock_acquire+0x62f/0x4c20 [ 379.815847] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 379.819658] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 379.819672] ? __lock_acquire+0x62f/0x4c20 [ 379.819690] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 379.823078] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 379.827249] ? __lock_acquire+0x62f/0x4c20 [ 379.833725] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 379.838815] ? should_fail+0x22d/0xd01 [ 379.871143] ? mark_held_locks+0x130/0x130 [ 379.875384] ? mark_held_locks+0x130/0x130 [ 379.879617] ? lock_downgrade+0x900/0x900 [ 379.883761] ? zap_class+0x640/0x640 [ 379.887467] ? print_usage_bug+0xc0/0xc0 [ 379.891524] ? trace_hardirqs_off+0xb8/0x310 [ 379.895925] ? kasan_check_read+0x11/0x20 [ 379.900070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.905607] ? check_preemption_disabled+0x48/0x280 [ 379.910627] ? __lock_is_held+0xb5/0x140 [ 379.914692] __alloc_pages_nodemask+0xa80/0xde0 [ 379.919360] ? zap_class+0x640/0x640 [ 379.923072] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 379.928091] ? find_held_lock+0x36/0x1c0 [ 379.932154] ? ____cache_alloc_node+0x1c7/0x1e0 [ 379.936818] ? lock_downgrade+0x900/0x900 [ 379.940969] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.946509] cache_grow_begin+0xa5/0x8c0 [ 379.950567] ? do_raw_spin_unlock+0xa7/0x330 [ 379.954976] fallback_alloc+0x204/0x2e0 [ 379.958953] ____cache_alloc_node+0x1c7/0x1e0 [ 379.963447] kmem_cache_alloc_node+0xe3/0x730 [ 379.967938] ? ipv6_get_ifaddr+0x42e/0x620 [ 379.972191] __alloc_skb+0x119/0x770 [ 379.975899] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 379.981174] ? netdev_alloc_frag+0x1f0/0x1f0 [ 379.985581] ? lock_downgrade+0x900/0x900 [ 379.989729] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.995263] ? refcount_sub_and_test_checked+0x203/0x310 [ 380.000714] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 380.006162] ? addrconf_rs_timer+0x690/0x690 [ 380.010576] ndisc_alloc_skb+0x144/0x340 [ 380.014640] ndisc_send_rs+0x331/0x6e0 [ 380.018525] addrconf_rs_timer+0x314/0x690 [ 380.022758] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.027001] call_timer_fn+0x272/0x920 [ 380.030895] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.035121] ? process_timeout+0x40/0x40 [ 380.039186] ? __run_timers+0x7da/0xc70 [ 380.043161] ? _raw_spin_unlock_irq+0x27/0x80 [ 380.047654] ? _raw_spin_unlock_irq+0x27/0x80 [ 380.052141] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.056386] ? lockdep_hardirqs_on+0x296/0x5b0 [ 380.060968] ? trace_hardirqs_on+0xbd/0x310 [ 380.065284] ? kasan_check_read+0x11/0x20 [ 380.070038] ? __run_timers+0x7da/0xc70 [ 380.074009] ? trace_hardirqs_off_caller+0x310/0x310 [ 380.079123] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.083353] __run_timers+0x7e5/0xc70 [ 380.087162] ? timer_fixup_init+0x70/0x70 [ 380.091307] ? _raw_spin_unlock_irq+0x27/0x80 [ 380.095796] ? _raw_spin_unlock_irq+0x27/0x80 [ 380.100285] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 380.104875] ? trace_hardirqs_on+0xbd/0x310 [ 380.109190] ? kasan_check_read+0x11/0x20 [ 380.113332] ? finish_task_switch+0x1f4/0x910 [ 380.117823] ? trace_hardirqs_off_caller+0x310/0x310 [ 380.122931] ? compat_start_thread+0x80/0x80 [ 380.127351] ? pvclock_read_flags+0x160/0x160 [ 380.131838] ? __switch_to_asm+0x34/0x70 [ 380.135904] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.141450] ? check_preemption_disabled+0x48/0x280 [ 380.146467] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 380.152003] ? rcu_pm_notify+0xc0/0xc0 [ 380.155889] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.161419] ? check_preemption_disabled+0x48/0x280 [ 380.166692] run_timer_softirq+0x52/0xb0 [ 380.170750] ? rcu_read_lock_sched_held+0x14f/0x180 [ 380.175768] __do_softirq+0x308/0xb7e [ 380.179566] ? trace_hardirqs_on_caller+0xc0/0x310 [ 380.184493] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 380.189590] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 380.195033] ? __schedule+0x973/0x21d0 [ 380.198917] ? schedule+0x108/0x460 [ 380.202547] ? trace_hardirqs_off+0xb8/0x310 [ 380.206951] ? smpboot_thread_fn+0x68b/0xa00 [ 380.211351] ? trace_hardirqs_on+0x310/0x310 [ 380.215774] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.221309] ? check_preemption_disabled+0x48/0x280 [ 380.226321] ? takeover_tasklets+0xa90/0xa90 [ 380.230726] run_ksoftirqd+0x5e/0x100 [ 380.234525] smpboot_thread_fn+0x68b/0xa00 [ 380.238757] ? sort_range+0x30/0x30 [ 380.242380] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 380.247480] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.253011] ? __kthread_parkme+0xfb/0x1a0 [ 380.257330] ? sort_range+0x30/0x30 [ 380.260948] kthread+0x35a/0x440 [ 380.264314] ? kthread_stop+0x900/0x900 [ 380.268282] ret_from_fork+0x3a/0x50 [ 380.272011] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 380.272080] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 380.278933] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 380.278938] Call Trace: [ 380.278955] dump_stack+0x244/0x39d [ 380.278976] ? dump_stack_print_info.cold.1+0x20/0x20 [ 380.285491] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 380.294794] warn_alloc.cold.116+0xb7/0x1bd [ 380.297342] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 380.300960] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 380.330223] ? lock_downgrade+0x900/0x900 [ 380.334378] ? trace_hardirqs_off+0xb8/0x310 [ 380.338785] ? trace_hardirqs_off+0xb8/0x310 [ 380.343199] __alloc_pages_slowpath+0x26e8/0x2e10 [ 380.348059] ? warn_alloc+0x120/0x120 [ 380.351866] ? print_usage_bug+0xc0/0xc0 [ 380.355926] ? warn_alloc+0x120/0x120 [ 380.359738] ? warn_alloc+0x120/0x120 [ 380.363537] ? print_usage_bug+0xc0/0xc0 [ 380.367596] ? print_usage_bug+0xc0/0xc0 [ 380.371656] ? __lock_acquire+0x62f/0x4c20 [ 380.375889] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.381424] ? should_fail+0x22d/0xd01 [ 380.385315] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 380.390414] ? __lock_acquire+0x62f/0x4c20 [ 380.394645] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 380.399740] ? __lock_acquire+0x62f/0x4c20 [ 380.403969] ? should_fail+0x22d/0xd01 [ 380.407857] ? find_held_lock+0x36/0x1c0 [ 380.411923] ? mark_held_locks+0x130/0x130 [ 380.416160] ? mark_held_locks+0x130/0x130 [ 380.420388] ? zap_class+0x640/0x640 [ 380.424100] ? zap_class+0x640/0x640 [ 380.427811] ? print_usage_bug+0xc0/0xc0 [ 380.431869] ? do_raw_spin_unlock+0xa7/0x330 [ 380.436270] ? zap_class+0x640/0x640 [ 380.439977] ? print_usage_bug+0xc0/0xc0 [ 380.444032] ? wq_watchdog_touch+0x9c/0xfe [ 380.448265] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.453798] ? check_preemption_disabled+0x48/0x280 [ 380.458838] ? __lock_is_held+0xb5/0x140 [ 380.462902] __alloc_pages_nodemask+0xa80/0xde0 [ 380.467569] ? zap_class+0x640/0x640 [ 380.471285] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 380.476306] ? find_held_lock+0x36/0x1c0 [ 380.480378] ? ____cache_alloc_node+0x1c7/0x1e0 [ 380.485044] ? lock_downgrade+0x900/0x900 [ 380.489191] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.494727] cache_grow_begin+0xa5/0x8c0 [ 380.498785] ? do_raw_spin_unlock+0xa7/0x330 [ 380.503253] fallback_alloc+0x204/0x2e0 [ 380.507229] ____cache_alloc_node+0x1c7/0x1e0 [ 380.511727] kmem_cache_alloc_node+0xe3/0x730 [ 380.516219] ? ipv6_get_ifaddr+0x42e/0x620 [ 380.520459] __alloc_skb+0x119/0x770 [ 380.524167] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 380.529446] ? netdev_alloc_frag+0x1f0/0x1f0 [ 380.533849] ? lock_downgrade+0x900/0x900 [ 380.537999] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.543531] ? refcount_sub_and_test_checked+0x203/0x310 [ 380.548978] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 380.554422] ? addrconf_rs_timer+0x690/0x690 [ 380.558840] ndisc_alloc_skb+0x144/0x340 [ 380.562903] ndisc_send_rs+0x331/0x6e0 [ 380.566788] addrconf_rs_timer+0x314/0x690 [ 380.571027] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.575265] call_timer_fn+0x272/0x920 [ 380.579149] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.583381] ? process_timeout+0x40/0x40 [ 380.587441] ? __run_timers+0x7da/0xc70 [ 380.591414] ? _raw_spin_unlock_irq+0x27/0x80 [ 380.595902] ? _raw_spin_unlock_irq+0x27/0x80 [ 380.600391] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.604619] ? lockdep_hardirqs_on+0x296/0x5b0 [ 380.609195] ? trace_hardirqs_on+0xbd/0x310 [ 380.613510] ? kasan_check_read+0x11/0x20 [ 380.617651] ? __run_timers+0x7da/0xc70 [ 380.621619] ? trace_hardirqs_off_caller+0x310/0x310 [ 380.626718] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.630951] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.635181] __run_timers+0x7e5/0xc70 [ 380.638987] ? timer_fixup_init+0x70/0x70 [ 380.643127] ? compat_start_thread+0x80/0x80 [ 380.647536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.653073] ? _raw_spin_unlock_irq+0x60/0x80 [ 380.657564] ? finish_task_switch+0x1f4/0x910 [ 380.662052] ? finish_task_switch+0x1b4/0x910 [ 380.666537] ? __switch_to_asm+0x34/0x70 [ 380.670597] ? preempt_notifier_register+0x200/0x200 [ 380.675695] ? __switch_to_asm+0x34/0x70 [ 380.679746] ? __switch_to_asm+0x40/0x70 [ 380.683795] ? __switch_to_asm+0x34/0x70 [ 380.687856] ? __switch_to_asm+0x40/0x70 [ 380.691911] ? __switch_to_asm+0x34/0x70 [ 380.695967] ? __switch_to_asm+0x40/0x70 [ 380.700021] ? __switch_to_asm+0x40/0x70 [ 380.704085] ? pvclock_read_flags+0x160/0x160 [ 380.708577] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.714111] ? check_preemption_disabled+0x48/0x280 [ 380.719131] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 380.724664] ? rcu_pm_notify+0xc0/0xc0 [ 380.728546] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.734081] ? check_preemption_disabled+0x48/0x280 [ 380.739117] run_timer_softirq+0x52/0xb0 [ 380.743173] ? rcu_read_lock_sched_held+0x14f/0x180 [ 380.748182] __do_softirq+0x308/0xb7e [ 380.751984] ? trace_hardirqs_on_caller+0xc0/0x310 [ 380.756909] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 380.762010] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 380.767459] ? schedule+0x108/0x460 [ 380.771079] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 380.775834] ? __schedule+0x21d0/0x21d0 [ 380.779817] ? trace_hardirqs_off+0xb8/0x310 [ 380.784225] ? smpboot_thread_fn+0x68b/0xa00 [ 380.788628] ? trace_hardirqs_on+0x310/0x310 [ 380.793033] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.798563] ? check_preemption_disabled+0x48/0x280 [ 380.803574] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.809108] ? takeover_tasklets+0xa90/0xa90 [ 380.813512] run_ksoftirqd+0x5e/0x100 [ 380.817313] smpboot_thread_fn+0x68b/0xa00 [ 380.821550] ? sort_range+0x30/0x30 [ 380.825195] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 380.830299] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.835829] ? __kthread_parkme+0xfb/0x1a0 [ 380.840059] ? sort_range+0x30/0x30 [ 380.843681] kthread+0x35a/0x440 [ 380.847042] ? kthread_stop+0x900/0x900 [ 380.851015] ret_from_fork+0x3a/0x50 [ 380.854738] warn_alloc_show_mem: 1 callbacks suppressed [ 380.854748] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 380.854749] Mem-Info: [ 380.854779] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 380.854779] active_file:19 inactive_file:27 isolated_file:4 [ 380.854779] unevictable:0 dirty:0 writeback:0 unstable:0 [ 380.854779] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 380.854779] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 380.854779] free:13757 free_pcp:1126 free_cma:0 [ 380.860114] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 380.860121] Call Trace: [ 380.866961] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 380.869357] dump_stack+0x244/0x39d [ 380.902610] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 380.911973] ? dump_stack_print_info.cold.1+0x20/0x20 [ 380.914515] lowmem_reserve[]: 0 2818 6321 6321 [ 380.942198] warn_alloc.cold.116+0xb7/0x1bd [ 380.945789] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 380.971896] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 380.977054] lowmem_reserve[]: 0 0 3503 3503 [ 380.981630] ? lock_downgrade+0x900/0x900 [ 380.985921] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 381.013584] ? trace_hardirqs_off+0xb8/0x310 [ 381.018393] lowmem_reserve[]: 0 0 0 0 [ 381.022705] ? trace_hardirqs_off+0xb8/0x310 [ 381.026822] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 381.055975] __alloc_pages_slowpath+0x26e8/0x2e10 [ 381.060348] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 381.064172] ? warn_alloc+0x120/0x120 [ 381.068536] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 381.082048] ? print_usage_bug+0xc0/0xc0 [ 381.086866] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 381.102290] ? warn_alloc+0x120/0x120 [ 381.106073] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 381.120704] ? warn_alloc+0x120/0x120 [ 381.124735] 188 total pagecache pages [ 381.133556] ? print_usage_bug+0xc0/0xc0 [ 381.137333] 0 pages in swap cache [ 381.145894] ? print_usage_bug+0xc0/0xc0 [ 381.149669] Swap cache stats: add 0, delete 0, find 0/0 [ 381.153453] ? __lock_acquire+0x62f/0x4c20 [ 381.157482] Free swap = 0kB [ 381.160928] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.164957] Total swap = 0kB [ 381.170313] ? should_fail+0x22d/0xd01 [ 381.174517] 1965979 pages RAM [ 381.177526] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 381.183032] 0 pages HighMem/MovableOnly [ 381.186041] ? __lock_acquire+0x62f/0x4c20 [ 381.189899] 342854 pages reserved [ 381.192993] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 381.198065] 0 pages cma reserved [ 381.202021] ? __lock_acquire+0x62f/0x4c20 [ 381.202036] ? should_fail+0x22d/0xd01 [ 381.206310] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 381.209680] ? find_held_lock+0x36/0x1c0 [ 381.209700] ? mark_held_locks+0x130/0x130 [ 381.209719] ? mark_held_locks+0x130/0x130 [ 381.214846] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 381.218147] ? zap_class+0x640/0x640 [ 381.222352] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 381.226228] ? zap_class+0x640/0x640 [ 381.267517] ? print_usage_bug+0xc0/0xc0 [ 381.271573] ? do_raw_spin_unlock+0xa7/0x330 [ 381.275976] ? zap_class+0x640/0x640 [ 381.279696] ? print_usage_bug+0xc0/0xc0 [ 381.283760] ? wq_watchdog_touch+0x9c/0xfe [ 381.287996] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.293544] ? check_preemption_disabled+0x48/0x280 [ 381.298564] ? __lock_is_held+0xb5/0x140 [ 381.302625] __alloc_pages_nodemask+0xa80/0xde0 [ 381.307288] ? zap_class+0x640/0x640 [ 381.310999] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 381.316020] ? find_held_lock+0x36/0x1c0 [ 381.320086] ? ____cache_alloc_node+0x1c7/0x1e0 [ 381.324761] ? lock_downgrade+0x900/0x900 [ 381.328917] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.334452] cache_grow_begin+0xa5/0x8c0 [ 381.338510] ? do_raw_spin_unlock+0xa7/0x330 [ 381.342921] fallback_alloc+0x204/0x2e0 [ 381.346897] ____cache_alloc_node+0x1c7/0x1e0 [ 381.351393] kmem_cache_alloc_node+0xe3/0x730 [ 381.355886] ? ipv6_get_ifaddr+0x42e/0x620 [ 381.360127] __alloc_skb+0x119/0x770 [ 381.363839] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 381.369112] ? netdev_alloc_frag+0x1f0/0x1f0 [ 381.373514] ? lock_downgrade+0x900/0x900 [ 381.377663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.383193] ? refcount_sub_and_test_checked+0x203/0x310 [ 381.388640] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 381.394086] ? addrconf_rs_timer+0x690/0x690 [ 381.398505] ndisc_alloc_skb+0x144/0x340 [ 381.402563] ndisc_send_rs+0x331/0x6e0 [ 381.406452] addrconf_rs_timer+0x314/0x690 [ 381.410687] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.414924] call_timer_fn+0x272/0x920 [ 381.418804] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.423035] ? process_timeout+0x40/0x40 [ 381.427097] ? __run_timers+0x7da/0xc70 [ 381.431073] ? _raw_spin_unlock_irq+0x27/0x80 [ 381.435566] ? _raw_spin_unlock_irq+0x27/0x80 [ 381.440055] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.444287] ? lockdep_hardirqs_on+0x296/0x5b0 [ 381.448867] ? trace_hardirqs_on+0xbd/0x310 [ 381.453185] ? kasan_check_read+0x11/0x20 [ 381.457323] ? __run_timers+0x7da/0xc70 [ 381.461294] ? trace_hardirqs_off_caller+0x310/0x310 [ 381.466395] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.470627] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.474853] __run_timers+0x7e5/0xc70 [ 381.478659] ? timer_fixup_init+0x70/0x70 [ 381.482805] ? _raw_spin_unlock_irq+0x27/0x80 [ 381.487296] ? _raw_spin_unlock_irq+0x27/0x80 [ 381.491785] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 381.496361] ? trace_hardirqs_on+0xbd/0x310 [ 381.500674] ? kasan_check_read+0x11/0x20 [ 381.504821] ? finish_task_switch+0x1f4/0x910 [ 381.509314] ? trace_hardirqs_off_caller+0x310/0x310 [ 381.514413] ? compat_start_thread+0x80/0x80 [ 381.518833] ? pvclock_read_flags+0x160/0x160 [ 381.523318] ? __switch_to_asm+0x34/0x70 [ 381.527374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.532906] ? check_preemption_disabled+0x48/0x280 [ 381.537923] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 381.543455] ? rcu_pm_notify+0xc0/0xc0 [ 381.547335] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.552867] ? check_preemption_disabled+0x48/0x280 [ 381.557881] run_timer_softirq+0x52/0xb0 [ 381.561938] ? rcu_read_lock_sched_held+0x14f/0x180 [ 381.566949] __do_softirq+0x308/0xb7e [ 381.570759] ? trace_hardirqs_on_caller+0xc0/0x310 [ 381.575686] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 381.580781] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 381.586226] ? __schedule+0x973/0x21d0 [ 381.590112] ? schedule+0x108/0x460 [ 381.593756] ? trace_hardirqs_off+0xb8/0x310 [ 381.598160] ? smpboot_thread_fn+0x68b/0xa00 [ 381.602565] ? trace_hardirqs_on+0x310/0x310 [ 381.606971] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.612502] ? check_preemption_disabled+0x48/0x280 [ 381.617529] ? takeover_tasklets+0xa90/0xa90 [ 381.621934] run_ksoftirqd+0x5e/0x100 [ 381.625743] smpboot_thread_fn+0x68b/0xa00 [ 381.629975] ? sort_range+0x30/0x30 [ 381.633600] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 381.638698] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.644238] ? __kthread_parkme+0xfb/0x1a0 [ 381.648470] ? sort_range+0x30/0x30 [ 381.652089] kthread+0x35a/0x440 [ 381.655451] ? kthread_stop+0x900/0x900 [ 381.659419] ret_from_fork+0x3a/0x50 [ 381.663154] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 381.663219] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 381.670074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 381.670079] Call Trace: [ 381.670097] dump_stack+0x244/0x39d [ 381.670116] ? dump_stack_print_info.cold.1+0x20/0x20 [ 381.676627] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 381.686106] warn_alloc.cold.116+0xb7/0x1bd [ 381.688654] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 381.692266] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 381.721503] ? lock_downgrade+0x900/0x900 [ 381.725651] ? trace_hardirqs_off+0xb8/0x310 [ 381.730062] ? trace_hardirqs_off+0xb8/0x310 [ 381.734474] __alloc_pages_slowpath+0x26e8/0x2e10 [ 381.739341] ? warn_alloc+0x120/0x120 [ 381.743136] ? print_usage_bug+0xc0/0xc0 [ 381.747193] ? warn_alloc+0x120/0x120 [ 381.750998] ? warn_alloc+0x120/0x120 [ 381.754793] ? print_usage_bug+0xc0/0xc0 [ 381.758856] ? print_usage_bug+0xc0/0xc0 [ 381.762918] ? __lock_acquire+0x62f/0x4c20 [ 381.767153] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.772685] ? should_fail+0x22d/0xd01 [ 381.776576] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 381.781673] ? __lock_acquire+0x62f/0x4c20 [ 381.785911] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 381.791007] ? __lock_acquire+0x62f/0x4c20 [ 381.795238] ? should_fail+0x22d/0xd01 [ 381.799121] ? find_held_lock+0x36/0x1c0 [ 381.803191] ? mark_held_locks+0x130/0x130 [ 381.807428] ? mark_held_locks+0x130/0x130 [ 381.811658] ? zap_class+0x640/0x640 [ 381.815367] ? zap_class+0x640/0x640 [ 381.819078] ? print_usage_bug+0xc0/0xc0 [ 381.823136] ? do_raw_spin_unlock+0xa7/0x330 [ 381.827537] ? zap_class+0x640/0x640 [ 381.831244] ? print_usage_bug+0xc0/0xc0 [ 381.835299] ? wq_watchdog_touch+0x9c/0xfe [ 381.839530] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.845062] ? check_preemption_disabled+0x48/0x280 [ 381.850081] ? __lock_is_held+0xb5/0x140 [ 381.854140] __alloc_pages_nodemask+0xa80/0xde0 [ 381.858802] ? zap_class+0x640/0x640 [ 381.862516] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 381.867539] ? find_held_lock+0x36/0x1c0 [ 381.871605] ? ____cache_alloc_node+0x1c7/0x1e0 [ 381.876268] ? lock_downgrade+0x900/0x900 [ 381.880417] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.885951] cache_grow_begin+0xa5/0x8c0 [ 381.890029] ? do_raw_spin_unlock+0xa7/0x330 [ 381.894614] fallback_alloc+0x204/0x2e0 [ 381.898593] ____cache_alloc_node+0x1c7/0x1e0 [ 381.903090] kmem_cache_alloc_node+0xe3/0x730 [ 381.907582] ? ipv6_get_ifaddr+0x42e/0x620 [ 381.911820] __alloc_skb+0x119/0x770 [ 381.915530] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 381.920806] ? netdev_alloc_frag+0x1f0/0x1f0 [ 381.925211] ? lock_downgrade+0x900/0x900 [ 381.929363] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.934894] ? refcount_sub_and_test_checked+0x203/0x310 [ 381.940343] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 381.945785] ? addrconf_rs_timer+0x690/0x690 [ 381.950204] ndisc_alloc_skb+0x144/0x340 [ 381.954263] ndisc_send_rs+0x331/0x6e0 [ 381.958153] addrconf_rs_timer+0x314/0x690 [ 381.962386] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.966627] call_timer_fn+0x272/0x920 [ 381.970507] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.974734] ? process_timeout+0x40/0x40 [ 381.978799] ? __run_timers+0x7da/0xc70 [ 381.982775] ? _raw_spin_unlock_irq+0x27/0x80 [ 381.987266] ? _raw_spin_unlock_irq+0x27/0x80 [ 381.991752] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.996002] ? lockdep_hardirqs_on+0x296/0x5b0 [ 382.000582] ? trace_hardirqs_on+0xbd/0x310 [ 382.004896] ? kasan_check_read+0x11/0x20 [ 382.009038] ? __run_timers+0x7da/0xc70 [ 382.013011] ? trace_hardirqs_off_caller+0x310/0x310 [ 382.018112] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.022344] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.026569] __run_timers+0x7e5/0xc70 [ 382.030374] ? timer_fixup_init+0x70/0x70 [ 382.034514] ? compat_start_thread+0x80/0x80 [ 382.038920] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.044461] ? _raw_spin_unlock_irq+0x60/0x80 [ 382.048964] ? finish_task_switch+0x1f4/0x910 [ 382.053452] ? finish_task_switch+0x1b4/0x910 [ 382.057943] ? __switch_to_asm+0x34/0x70 [ 382.062007] ? preempt_notifier_register+0x200/0x200 [ 382.067107] ? __switch_to_asm+0x34/0x70 [ 382.071652] ? __switch_to_asm+0x40/0x70 [ 382.075712] ? __switch_to_asm+0x34/0x70 [ 382.079771] ? __switch_to_asm+0x40/0x70 [ 382.083827] ? __switch_to_asm+0x34/0x70 [ 382.087966] ? __switch_to_asm+0x40/0x70 [ 382.092023] ? __switch_to_asm+0x40/0x70 [ 382.096088] ? pvclock_read_flags+0x160/0x160 [ 382.100580] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.106114] ? check_preemption_disabled+0x48/0x280 [ 382.111156] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 382.116696] ? rcu_pm_notify+0xc0/0xc0 [ 382.120589] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.126122] ? check_preemption_disabled+0x48/0x280 [ 382.131135] run_timer_softirq+0x52/0xb0 [ 382.135198] ? rcu_read_lock_sched_held+0x14f/0x180 [ 382.140207] __do_softirq+0x308/0xb7e [ 382.144008] ? trace_hardirqs_on_caller+0xc0/0x310 [ 382.148933] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 382.154028] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 382.159483] ? schedule+0x108/0x460 [ 382.163103] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 382.167853] ? __schedule+0x21d0/0x21d0 [ 382.171824] ? trace_hardirqs_off+0xb8/0x310 [ 382.176228] ? smpboot_thread_fn+0x68b/0xa00 [ 382.180630] ? trace_hardirqs_on+0x310/0x310 [ 382.185036] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.190568] ? check_preemption_disabled+0x48/0x280 [ 382.195587] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.201117] ? takeover_tasklets+0xa90/0xa90 [ 382.205519] run_ksoftirqd+0x5e/0x100 [ 382.209312] smpboot_thread_fn+0x68b/0xa00 [ 382.213544] ? sort_range+0x30/0x30 [ 382.217166] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 382.222272] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.227802] ? __kthread_parkme+0xfb/0x1a0 [ 382.232032] ? sort_range+0x30/0x30 [ 382.235654] kthread+0x35a/0x440 [ 382.239022] ? kthread_stop+0x900/0x900 [ 382.242993] ret_from_fork+0x3a/0x50 [ 382.246718] warn_alloc_show_mem: 1 callbacks suppressed [ 382.246727] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 382.246728] Mem-Info: [ 382.246760] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 382.246760] active_file:19 inactive_file:27 isolated_file:4 [ 382.246760] unevictable:0 dirty:0 writeback:0 unstable:0 [ 382.246760] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 382.246760] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 382.246760] free:13757 free_pcp:1126 free_cma:0 [ 382.252094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 382.258929] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 382.261313] Call Trace: [ 382.294255] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 382.303599] dump_stack+0x244/0x39d [ 382.331239] lowmem_reserve[]: 0 2818 6321 6321 [ 382.333818] ? dump_stack_print_info.cold.1+0x20/0x20 [ 382.359893] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 382.363521] warn_alloc.cold.116+0xb7/0x1bd [ 382.368063] lowmem_reserve[]: 0 0 3503 3503 [ 382.373416] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 382.401066] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 382.405380] ? lock_downgrade+0x900/0x900 [ 382.409670] lowmem_reserve[]: 0 0 0 0 [ 382.414507] ? trace_hardirqs_off+0xb8/0x310 [ 382.443621] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 382.447776] ? trace_hardirqs_off+0xb8/0x310 [ 382.451543] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 382.455960] __alloc_pages_slowpath+0x26e8/0x2e10 [ 382.469451] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 382.473877] ? warn_alloc+0x120/0x120 [ 382.489261] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 382.494084] ? print_usage_bug+0xc0/0xc0 [ 382.508708] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 382.512489] ? warn_alloc+0x120/0x120 [ 382.521290] 188 total pagecache pages [ 382.521305] 0 pages in swap cache [ 382.525346] ? warn_alloc+0x120/0x120 [ 382.533893] Swap cache stats: add 0, delete 0, find 0/0 [ 382.537675] ? print_usage_bug+0xc0/0xc0 [ 382.541447] Free swap = 0kB [ 382.544885] ? print_usage_bug+0xc0/0xc0 [ 382.548658] Total swap = 0kB [ 382.554008] ? __lock_acquire+0x62f/0x4c20 [ 382.558041] 1965979 pages RAM [ 382.561047] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.565096] 0 pages HighMem/MovableOnly [ 382.568102] ? should_fail+0x22d/0xd01 [ 382.572308] 342854 pages reserved [ 382.575401] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 382.580908] 0 pages cma reserved [ 382.584868] ? __lock_acquire+0x62f/0x4c20 [ 382.588786] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 382.592169] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 382.597291] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 382.600585] ? __lock_acquire+0x62f/0x4c20 [ 382.600604] ? should_fail+0x22d/0xd01 [ 382.604806] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 382.611286] ? find_held_lock+0x36/0x1c0 [ 382.643442] ? mark_held_locks+0x130/0x130 [ 382.647677] ? mark_held_locks+0x130/0x130 [ 382.651902] ? zap_class+0x640/0x640 [ 382.655610] ? zap_class+0x640/0x640 [ 382.659332] ? print_usage_bug+0xc0/0xc0 [ 382.663384] ? do_raw_spin_unlock+0xa7/0x330 [ 382.667786] ? zap_class+0x640/0x640 [ 382.671495] ? print_usage_bug+0xc0/0xc0 [ 382.675546] ? wq_watchdog_touch+0x9c/0xfe [ 382.679783] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.685319] ? check_preemption_disabled+0x48/0x280 [ 382.690337] ? __lock_is_held+0xb5/0x140 [ 382.694396] __alloc_pages_nodemask+0xa80/0xde0 [ 382.699056] ? zap_class+0x640/0x640 [ 382.702766] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 382.707785] ? find_held_lock+0x36/0x1c0 [ 382.711850] ? ____cache_alloc_node+0x1c7/0x1e0 [ 382.716523] ? lock_downgrade+0x900/0x900 [ 382.720671] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.726209] cache_grow_begin+0xa5/0x8c0 [ 382.730261] ? do_raw_spin_unlock+0xa7/0x330 [ 382.734671] fallback_alloc+0x204/0x2e0 [ 382.738653] ____cache_alloc_node+0x1c7/0x1e0 [ 382.743146] kmem_cache_alloc_node+0xe3/0x730 [ 382.747644] ? ipv6_get_ifaddr+0x42e/0x620 [ 382.751887] __alloc_skb+0x119/0x770 [ 382.755594] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 382.760885] ? netdev_alloc_frag+0x1f0/0x1f0 [ 382.765290] ? lock_downgrade+0x900/0x900 [ 382.769442] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.774974] ? refcount_sub_and_test_checked+0x203/0x310 [ 382.780424] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 382.785869] ? addrconf_rs_timer+0x690/0x690 [ 382.790284] ndisc_alloc_skb+0x144/0x340 [ 382.794342] ndisc_send_rs+0x331/0x6e0 [ 382.798230] addrconf_rs_timer+0x314/0x690 [ 382.802465] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.806703] call_timer_fn+0x272/0x920 [ 382.810588] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.814828] ? process_timeout+0x40/0x40 [ 382.818891] ? __run_timers+0x7da/0xc70 [ 382.822864] ? _raw_spin_unlock_irq+0x27/0x80 [ 382.827357] ? _raw_spin_unlock_irq+0x27/0x80 [ 382.831845] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.836072] ? lockdep_hardirqs_on+0x296/0x5b0 [ 382.840649] ? trace_hardirqs_on+0xbd/0x310 [ 382.844967] ? kasan_check_read+0x11/0x20 [ 382.849106] ? __run_timers+0x7da/0xc70 [ 382.853074] ? trace_hardirqs_off_caller+0x310/0x310 [ 382.858177] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.862408] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.866640] __run_timers+0x7e5/0xc70 [ 382.870446] ? timer_fixup_init+0x70/0x70 [ 382.874589] ? _raw_spin_unlock_irq+0x27/0x80 [ 382.879089] ? _raw_spin_unlock_irq+0x27/0x80 [ 382.883582] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 382.888167] ? trace_hardirqs_on+0xbd/0x310 [ 382.892480] ? kasan_check_read+0x11/0x20 [ 382.896632] ? finish_task_switch+0x1f4/0x910 [ 382.901649] ? trace_hardirqs_off_caller+0x310/0x310 [ 382.906747] ? compat_start_thread+0x80/0x80 [ 382.911167] ? pvclock_read_flags+0x160/0x160 [ 382.915654] ? __switch_to_asm+0x34/0x70 [ 382.919728] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.925261] ? check_preemption_disabled+0x48/0x280 [ 382.930281] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 382.935813] ? rcu_pm_notify+0xc0/0xc0 [ 382.939696] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.945230] ? check_preemption_disabled+0x48/0x280 [ 382.950244] run_timer_softirq+0x52/0xb0 [ 382.954301] ? rcu_read_lock_sched_held+0x14f/0x180 [ 382.959317] __do_softirq+0x308/0xb7e [ 382.963118] ? trace_hardirqs_on_caller+0xc0/0x310 [ 382.968044] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 382.973144] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 382.978590] ? __schedule+0x973/0x21d0 [ 382.982489] ? schedule+0x108/0x460 [ 382.986125] ? trace_hardirqs_off+0xb8/0x310 [ 382.990531] ? smpboot_thread_fn+0x68b/0xa00 [ 382.994934] ? trace_hardirqs_on+0x310/0x310 [ 382.999339] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.004883] ? check_preemption_disabled+0x48/0x280 [ 383.009898] ? takeover_tasklets+0xa90/0xa90 [ 383.014304] run_ksoftirqd+0x5e/0x100 [ 383.018102] smpboot_thread_fn+0x68b/0xa00 [ 383.022336] ? sort_range+0x30/0x30 [ 383.025958] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 383.031056] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.036604] ? __kthread_parkme+0xfb/0x1a0 [ 383.040842] ? sort_range+0x30/0x30 [ 383.044464] kthread+0x35a/0x440 [ 383.047828] ? kthread_stop+0x900/0x900 [ 383.051800] ret_from_fork+0x3a/0x50 [ 383.055526] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 383.055608] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 383.062446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 383.062450] Call Trace: [ 383.062467] dump_stack+0x244/0x39d [ 383.062486] ? dump_stack_print_info.cold.1+0x20/0x20 [ 383.069024] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 383.078302] warn_alloc.cold.116+0xb7/0x1bd [ 383.080851] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 383.084466] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 383.113702] ? lock_downgrade+0x900/0x900 [ 383.117852] ? trace_hardirqs_off+0xb8/0x310 [ 383.122261] ? trace_hardirqs_off+0xb8/0x310 [ 383.126675] __alloc_pages_slowpath+0x26e8/0x2e10 [ 383.131542] ? warn_alloc+0x120/0x120 [ 383.135340] ? print_usage_bug+0xc0/0xc0 [ 383.139396] ? warn_alloc+0x120/0x120 [ 383.143196] ? warn_alloc+0x120/0x120 [ 383.146997] ? print_usage_bug+0xc0/0xc0 [ 383.151061] ? print_usage_bug+0xc0/0xc0 [ 383.155119] ? __lock_acquire+0x62f/0x4c20 [ 383.159354] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.164914] ? should_fail+0x22d/0xd01 [ 383.168801] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 383.173903] ? __lock_acquire+0x62f/0x4c20 [ 383.178139] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 383.183234] ? __lock_acquire+0x62f/0x4c20 [ 383.187462] ? should_fail+0x22d/0xd01 [ 383.191341] ? find_held_lock+0x36/0x1c0 [ 383.195407] ? mark_held_locks+0x130/0x130 [ 383.199645] ? mark_held_locks+0x130/0x130 [ 383.203893] ? zap_class+0x640/0x640 [ 383.207607] ? zap_class+0x640/0x640 [ 383.211316] ? print_usage_bug+0xc0/0xc0 [ 383.215373] ? do_raw_spin_unlock+0xa7/0x330 [ 383.219776] ? zap_class+0x640/0x640 [ 383.223490] ? print_usage_bug+0xc0/0xc0 [ 383.227546] ? wq_watchdog_touch+0x9c/0xfe [ 383.231782] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.237314] ? check_preemption_disabled+0x48/0x280 [ 383.242332] ? __lock_is_held+0xb5/0x140 [ 383.246396] __alloc_pages_nodemask+0xa80/0xde0 [ 383.251062] ? zap_class+0x640/0x640 [ 383.254783] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 383.259820] ? find_held_lock+0x36/0x1c0 [ 383.263883] ? ____cache_alloc_node+0x1c7/0x1e0 [ 383.268547] ? lock_downgrade+0x900/0x900 [ 383.272702] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.278243] cache_grow_begin+0xa5/0x8c0 [ 383.282300] ? do_raw_spin_unlock+0xa7/0x330 [ 383.286711] fallback_alloc+0x204/0x2e0 [ 383.290684] ____cache_alloc_node+0x1c7/0x1e0 [ 383.295178] kmem_cache_alloc_node+0xe3/0x730 [ 383.299667] ? ipv6_get_ifaddr+0x42e/0x620 [ 383.303904] __alloc_skb+0x119/0x770 [ 383.307615] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 383.312890] ? netdev_alloc_frag+0x1f0/0x1f0 [ 383.317293] ? lock_downgrade+0x900/0x900 [ 383.321441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.326975] ? refcount_sub_and_test_checked+0x203/0x310 [ 383.332423] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 383.337866] ? addrconf_rs_timer+0x690/0x690 [ 383.342284] ndisc_alloc_skb+0x144/0x340 [ 383.346343] ndisc_send_rs+0x331/0x6e0 [ 383.350232] addrconf_rs_timer+0x314/0x690 [ 383.354468] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.358709] call_timer_fn+0x272/0x920 [ 383.362593] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.366826] ? process_timeout+0x40/0x40 [ 383.370891] ? __run_timers+0x7da/0xc70 [ 383.374865] ? _raw_spin_unlock_irq+0x27/0x80 [ 383.379353] ? _raw_spin_unlock_irq+0x27/0x80 [ 383.383839] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.388154] ? lockdep_hardirqs_on+0x296/0x5b0 [ 383.392818] ? trace_hardirqs_on+0xbd/0x310 [ 383.397135] ? kasan_check_read+0x11/0x20 [ 383.401278] ? __run_timers+0x7da/0xc70 [ 383.405246] ? trace_hardirqs_off_caller+0x310/0x310 [ 383.410348] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.414590] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.418817] __run_timers+0x7e5/0xc70 [ 383.422619] ? timer_fixup_init+0x70/0x70 [ 383.426760] ? compat_start_thread+0x80/0x80 [ 383.431165] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.436703] ? _raw_spin_unlock_irq+0x60/0x80 [ 383.441194] ? finish_task_switch+0x1f4/0x910 [ 383.445682] ? finish_task_switch+0x1b4/0x910 [ 383.450171] ? __switch_to_asm+0x34/0x70 [ 383.454233] ? preempt_notifier_register+0x200/0x200 [ 383.459419] ? __switch_to_asm+0x34/0x70 [ 383.463471] ? __switch_to_asm+0x40/0x70 [ 383.467524] ? __switch_to_asm+0x34/0x70 [ 383.471582] ? __switch_to_asm+0x40/0x70 [ 383.475636] ? __switch_to_asm+0x34/0x70 [ 383.479687] ? __switch_to_asm+0x40/0x70 [ 383.483744] ? __switch_to_asm+0x40/0x70 [ 383.487806] ? pvclock_read_flags+0x160/0x160 [ 383.492300] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.497832] ? check_preemption_disabled+0x48/0x280 [ 383.502851] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 383.508389] ? rcu_pm_notify+0xc0/0xc0 [ 383.512272] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.517807] ? check_preemption_disabled+0x48/0x280 [ 383.522821] run_timer_softirq+0x52/0xb0 [ 383.526877] ? rcu_read_lock_sched_held+0x14f/0x180 [ 383.531891] __do_softirq+0x308/0xb7e [ 383.535691] ? trace_hardirqs_on_caller+0xc0/0x310 [ 383.540620] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 383.545716] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 383.551167] ? schedule+0x108/0x460 [ 383.554792] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 383.559552] ? __schedule+0x21d0/0x21d0 [ 383.563529] ? trace_hardirqs_off+0xb8/0x310 [ 383.567940] ? smpboot_thread_fn+0x68b/0xa00 [ 383.572346] ? trace_hardirqs_on+0x310/0x310 [ 383.576754] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.582287] ? check_preemption_disabled+0x48/0x280 [ 383.587296] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.592828] ? takeover_tasklets+0xa90/0xa90 [ 383.597231] run_ksoftirqd+0x5e/0x100 [ 383.601024] smpboot_thread_fn+0x68b/0xa00 [ 383.605260] ? sort_range+0x30/0x30 [ 383.608882] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 383.613980] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.619518] ? __kthread_parkme+0xfb/0x1a0 [ 383.623754] ? sort_range+0x30/0x30 [ 383.627373] kthread+0x35a/0x440 [ 383.630736] ? kthread_stop+0x900/0x900 [ 383.634710] ret_from_fork+0x3a/0x50 [ 383.638432] warn_alloc_show_mem: 1 callbacks suppressed [ 383.638441] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 383.638442] Mem-Info: [ 383.638471] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 383.638471] active_file:19 inactive_file:27 isolated_file:4 [ 383.638471] unevictable:0 dirty:0 writeback:0 unstable:0 [ 383.638471] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 383.638471] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 383.638471] free:13757 free_pcp:1126 free_cma:0 [ 383.643807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 383.650645] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 383.653032] Call Trace: [ 383.685976] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 383.695320] dump_stack+0x244/0x39d [ 383.722960] lowmem_reserve[]: 0 2818 6321 6321 [ 383.725549] ? dump_stack_print_info.cold.1+0x20/0x20 [ 383.751624] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 383.755249] warn_alloc.cold.116+0xb7/0x1bd [ 383.759793] lowmem_reserve[]: 0 0 3503 3503 [ 383.764970] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 383.792612] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 383.796922] ? lock_downgrade+0x900/0x900 [ 383.801213] lowmem_reserve[]: 0 0 0 0 [ 383.806050] ? trace_hardirqs_off+0xb8/0x310 [ 383.835163] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 383.839304] ? trace_hardirqs_off+0xb8/0x310 [ 383.843069] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 383.847472] __alloc_pages_slowpath+0x26e8/0x2e10 [ 383.860957] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 383.865386] ? warn_alloc+0x120/0x120 [ 383.880775] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 383.885597] ? print_usage_bug+0xc0/0xc0 [ 383.900215] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 383.900223] 188 total pagecache pages [ 383.904008] ? warn_alloc+0x120/0x120 [ 383.912824] 0 pages in swap cache [ 383.916866] ? warn_alloc+0x120/0x120 [ 383.925411] Swap cache stats: add 0, delete 0, find 0/0 [ 383.929192] ? print_usage_bug+0xc0/0xc0 [ 383.932961] Free swap = 0kB [ 383.936405] ? print_usage_bug+0xc0/0xc0 [ 383.940176] Total swap = 0kB [ 383.945535] ? __lock_acquire+0x62f/0x4c20 [ 383.949565] 1965979 pages RAM [ 383.952571] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.956597] 0 pages HighMem/MovableOnly [ 383.956604] 342854 pages reserved [ 383.959612] ? should_fail+0x22d/0xd01 [ 383.963819] 0 pages cma reserved [ 383.966914] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 383.972473] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 383.976382] ? __lock_acquire+0x62f/0x4c20 [ 383.979882] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 383.983686] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 383.987028] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 383.992115] ? __lock_acquire+0x62f/0x4c20 [ 384.027036] ? should_fail+0x22d/0xd01 [ 384.030919] ? find_held_lock+0x36/0x1c0 [ 384.034985] ? mark_held_locks+0x130/0x130 [ 384.039220] ? mark_held_locks+0x130/0x130 [ 384.043445] ? zap_class+0x640/0x640 [ 384.047161] ? mark_held_locks+0xc7/0x130 [ 384.051304] ? do_raw_spin_unlock+0xa7/0x330 [ 384.055714] ? zap_class+0x640/0x640 [ 384.059424] ? print_usage_bug+0xc0/0xc0 [ 384.063484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.069527] ? check_preemption_disabled+0x48/0x280 [ 384.074551] ? __lock_is_held+0xb5/0x140 [ 384.078614] __alloc_pages_nodemask+0xa80/0xde0 [ 384.083283] ? zap_class+0x640/0x640 [ 384.086999] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 384.092027] ? find_held_lock+0x36/0x1c0 [ 384.096093] ? ____cache_alloc_node+0x1c7/0x1e0 [ 384.100756] ? lock_downgrade+0x900/0x900 [ 384.104904] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.110441] cache_grow_begin+0xa5/0x8c0 [ 384.114527] ? do_raw_spin_unlock+0xa7/0x330 [ 384.118940] fallback_alloc+0x204/0x2e0 [ 384.122915] ____cache_alloc_node+0x1c7/0x1e0 [ 384.127410] kmem_cache_alloc_node+0xe3/0x730 [ 384.131898] ? ipv6_get_ifaddr+0x42e/0x620 [ 384.136141] __alloc_skb+0x119/0x770 [ 384.139849] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 384.145125] ? netdev_alloc_frag+0x1f0/0x1f0 [ 384.149531] ? lock_downgrade+0x900/0x900 [ 384.153684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.159217] ? refcount_sub_and_test_checked+0x203/0x310 [ 384.164666] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 384.170108] ? addrconf_rs_timer+0x690/0x690 [ 384.174532] ndisc_alloc_skb+0x144/0x340 [ 384.178593] ndisc_send_rs+0x331/0x6e0 [ 384.182481] addrconf_rs_timer+0x314/0x690 [ 384.186726] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.190969] call_timer_fn+0x272/0x920 [ 384.194852] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.199083] ? process_timeout+0x40/0x40 [ 384.203145] ? __run_timers+0x7da/0xc70 [ 384.207121] ? _raw_spin_unlock_irq+0x27/0x80 [ 384.211612] ? _raw_spin_unlock_irq+0x27/0x80 [ 384.216100] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.220332] ? lockdep_hardirqs_on+0x296/0x5b0 [ 384.224908] ? trace_hardirqs_on+0xbd/0x310 [ 384.229222] ? kasan_check_read+0x11/0x20 [ 384.233366] ? __run_timers+0x7da/0xc70 [ 384.237333] ? trace_hardirqs_off_caller+0x310/0x310 [ 384.242435] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.246668] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.250895] __run_timers+0x7e5/0xc70 [ 384.254701] ? timer_fixup_init+0x70/0x70 [ 384.258845] ? _raw_spin_unlock_irq+0x27/0x80 [ 384.263334] ? _raw_spin_unlock_irq+0x27/0x80 [ 384.267828] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 384.272410] ? trace_hardirqs_on+0xbd/0x310 [ 384.276722] ? kasan_check_read+0x11/0x20 [ 384.280870] ? finish_task_switch+0x1f4/0x910 [ 384.285362] ? trace_hardirqs_off_caller+0x310/0x310 [ 384.290460] ? compat_start_thread+0x80/0x80 [ 384.294892] ? pvclock_read_flags+0x160/0x160 [ 384.299377] ? __switch_to_asm+0x34/0x70 [ 384.303435] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.308967] ? check_preemption_disabled+0x48/0x280 [ 384.313987] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 384.319522] ? rcu_pm_notify+0xc0/0xc0 [ 384.323405] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.328942] ? check_preemption_disabled+0x48/0x280 [ 384.333959] run_timer_softirq+0x52/0xb0 [ 384.338012] ? rcu_read_lock_sched_held+0x14f/0x180 [ 384.343021] __do_softirq+0x308/0xb7e [ 384.346822] ? trace_hardirqs_on_caller+0xc0/0x310 [ 384.351753] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 384.356863] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 384.362331] ? __schedule+0x973/0x21d0 [ 384.366219] ? schedule+0x108/0x460 [ 384.369850] ? trace_hardirqs_off+0xb8/0x310 [ 384.374256] ? smpboot_thread_fn+0x68b/0xa00 [ 384.378660] ? trace_hardirqs_on+0x310/0x310 [ 384.383067] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.388597] ? check_preemption_disabled+0x48/0x280 [ 384.393612] ? takeover_tasklets+0xa90/0xa90 [ 384.398014] run_ksoftirqd+0x5e/0x100 [ 384.401807] smpboot_thread_fn+0x68b/0xa00 [ 384.406038] ? sort_range+0x30/0x30 [ 384.409665] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 384.414760] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.420294] ? __kthread_parkme+0xfb/0x1a0 [ 384.424528] ? sort_range+0x30/0x30 [ 384.428151] kthread+0x35a/0x440 [ 384.431512] ? kthread_stop+0x900/0x900 [ 384.435495] ret_from_fork+0x3a/0x50 [ 384.439224] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 384.439294] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 384.446150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 384.452767] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 384.461952] Call Trace: [ 384.472243] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 384.474819] dump_stack+0x244/0x39d [ 384.483081] ? dump_stack_print_info.cold.1+0x20/0x20 [ 384.488278] warn_alloc.cold.116+0xb7/0x1bd [ 384.492598] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 384.497440] ? lock_downgrade+0x900/0x900 [ 384.501595] ? trace_hardirqs_off+0xb8/0x310 [ 384.506002] ? trace_hardirqs_off+0xb8/0x310 [ 384.510414] __alloc_pages_slowpath+0x26e8/0x2e10 [ 384.515277] ? warn_alloc+0x120/0x120 [ 384.519074] ? print_usage_bug+0xc0/0xc0 [ 384.523130] ? warn_alloc+0x120/0x120 [ 384.526931] ? warn_alloc+0x120/0x120 [ 384.530729] ? print_usage_bug+0xc0/0xc0 [ 384.534789] ? print_usage_bug+0xc0/0xc0 [ 384.538848] ? __lock_acquire+0x62f/0x4c20 [ 384.543083] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.548613] ? should_fail+0x22d/0xd01 [ 384.552499] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 384.557596] ? __lock_acquire+0x62f/0x4c20 [ 384.561830] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 384.566924] ? __lock_acquire+0x62f/0x4c20 [ 384.571149] ? should_fail+0x22d/0xd01 [ 384.575033] ? find_held_lock+0x36/0x1c0 [ 384.579098] ? mark_held_locks+0x130/0x130 [ 384.583330] ? mark_held_locks+0x130/0x130 [ 384.587557] ? zap_class+0x640/0x640 [ 384.591269] ? mark_held_locks+0xc7/0x130 [ 384.595410] ? do_raw_spin_unlock+0xa7/0x330 [ 384.599816] ? zap_class+0x640/0x640 [ 384.603527] ? print_usage_bug+0xc0/0xc0 [ 384.607585] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.613119] ? check_preemption_disabled+0x48/0x280 [ 384.618140] ? __lock_is_held+0xb5/0x140 [ 384.622202] __alloc_pages_nodemask+0xa80/0xde0 [ 384.626867] ? zap_class+0x640/0x640 [ 384.630579] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 384.635600] ? find_held_lock+0x36/0x1c0 [ 384.639664] ? ____cache_alloc_node+0x1c7/0x1e0 [ 384.644327] ? lock_downgrade+0x900/0x900 [ 384.648486] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.654020] cache_grow_begin+0xa5/0x8c0 [ 384.658077] ? do_raw_spin_unlock+0xa7/0x330 [ 384.662591] fallback_alloc+0x204/0x2e0 [ 384.666568] ____cache_alloc_node+0x1c7/0x1e0 [ 384.671065] kmem_cache_alloc_node+0xe3/0x730 [ 384.675557] ? ipv6_get_ifaddr+0x42e/0x620 [ 384.679796] __alloc_skb+0x119/0x770 [ 384.683509] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 384.688782] ? netdev_alloc_frag+0x1f0/0x1f0 [ 384.693188] ? lock_downgrade+0x900/0x900 [ 384.697341] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.702875] ? refcount_sub_and_test_checked+0x203/0x310 [ 384.708322] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 384.713768] ? addrconf_rs_timer+0x690/0x690 [ 384.718184] ndisc_alloc_skb+0x144/0x340 [ 384.722243] ndisc_send_rs+0x331/0x6e0 [ 384.726135] addrconf_rs_timer+0x314/0x690 [ 384.730379] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.734619] call_timer_fn+0x272/0x920 [ 384.738502] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.742730] ? process_timeout+0x40/0x40 [ 384.746795] ? __run_timers+0x7da/0xc70 [ 384.750770] ? _raw_spin_unlock_irq+0x27/0x80 [ 384.755264] ? _raw_spin_unlock_irq+0x27/0x80 [ 384.759752] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.763980] ? lockdep_hardirqs_on+0x296/0x5b0 [ 384.768559] ? trace_hardirqs_on+0xbd/0x310 [ 384.772871] ? kasan_check_read+0x11/0x20 [ 384.777010] ? __run_timers+0x7da/0xc70 [ 384.780977] ? trace_hardirqs_off_caller+0x310/0x310 [ 384.786076] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.790310] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.794537] __run_timers+0x7e5/0xc70 [ 384.798342] ? timer_fixup_init+0x70/0x70 [ 384.802488] ? compat_start_thread+0x80/0x80 [ 384.806893] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.812441] ? _raw_spin_unlock_irq+0x60/0x80 [ 384.816933] ? finish_task_switch+0x1f4/0x910 [ 384.821424] ? finish_task_switch+0x1b4/0x910 [ 384.825917] ? __switch_to_asm+0x34/0x70 [ 384.829982] ? preempt_notifier_register+0x200/0x200 [ 384.835079] ? __switch_to_asm+0x34/0x70 [ 384.839130] ? __switch_to_asm+0x40/0x70 [ 384.843186] ? __switch_to_asm+0x34/0x70 [ 384.847242] ? __switch_to_asm+0x40/0x70 [ 384.851299] ? __switch_to_asm+0x34/0x70 [ 384.855355] ? __switch_to_asm+0x40/0x70 [ 384.859408] ? __switch_to_asm+0x40/0x70 [ 384.863479] ? pvclock_read_flags+0x160/0x160 [ 384.867971] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.873508] ? check_preemption_disabled+0x48/0x280 [ 384.878532] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 384.884063] ? rcu_pm_notify+0xc0/0xc0 [ 384.887953] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.893489] ? check_preemption_disabled+0x48/0x280 [ 384.898503] run_timer_softirq+0x52/0xb0 [ 384.903051] ? rcu_read_lock_sched_held+0x14f/0x180 [ 384.908072] __do_softirq+0x308/0xb7e [ 384.911876] ? trace_hardirqs_on_caller+0xc0/0x310 [ 384.916804] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 384.921902] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 384.927358] ? schedule+0x108/0x460 [ 384.930982] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 384.935737] ? __schedule+0x21d0/0x21d0 [ 384.939715] ? trace_hardirqs_off+0xb8/0x310 [ 384.944598] ? smpboot_thread_fn+0x68b/0xa00 [ 384.949003] ? trace_hardirqs_on+0x310/0x310 [ 384.953408] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.958953] ? check_preemption_disabled+0x48/0x280 [ 384.963968] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.969500] ? takeover_tasklets+0xa90/0xa90 [ 384.973903] run_ksoftirqd+0x5e/0x100 [ 384.977700] smpboot_thread_fn+0x68b/0xa00 [ 384.981935] ? sort_range+0x30/0x30 [ 384.985556] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 384.990652] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.996187] ? __kthread_parkme+0xfb/0x1a0 [ 385.000423] ? sort_range+0x30/0x30 [ 385.004043] kthread+0x35a/0x440 [ 385.007421] ? kthread_stop+0x900/0x900 [ 385.011393] ret_from_fork+0x3a/0x50 [ 385.015129] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 385.015133] warn_alloc_show_mem: 1 callbacks suppressed [ 385.015139] Mem-Info: [ 385.021961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 385.021968] Call Trace: [ 385.027335] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 385.027335] active_file:19 inactive_file:27 isolated_file:4 [ 385.027335] unevictable:0 dirty:0 writeback:0 unstable:0 [ 385.027335] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 385.027335] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 385.027335] free:13757 free_pcp:1126 free_cma:0 [ 385.029713] dump_stack+0x244/0x39d [ 385.039060] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 385.042101] ? dump_stack_print_info.cold.1+0x20/0x20 [ 385.075036] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 385.078659] warn_alloc.cold.116+0xb7/0x1bd [ 385.106292] lowmem_reserve[]: 0 2818 6321 6321 [ 385.111473] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 385.137549] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 385.141865] ? lock_downgrade+0x900/0x900 [ 385.146421] lowmem_reserve[]: 0 0 3503 3503 [ 385.151258] ? trace_hardirqs_off+0xb8/0x310 [ 385.178895] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 385.183051] ? trace_hardirqs_off+0xb8/0x310 [ 385.187334] lowmem_reserve[]: 0 0 0 0 [ 385.191745] __alloc_pages_slowpath+0x26e8/0x2e10 [ 385.220857] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 385.225280] ? warn_alloc+0x120/0x120 [ 385.229033] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 385.233866] ? warn_alloc+0x120/0x120 [ 385.247366] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 385.251175] ? warn_alloc+0x120/0x120 [ 385.266576] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 385.266588] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 385.270378] ? print_usage_bug+0xc0/0xc0 [ 385.285001] 188 total pagecache pages [ 385.285016] 0 pages in swap cache [ 385.288797] ? check_preemption_disabled+0x48/0x280 [ 385.297608] Swap cache stats: add 0, delete 0, find 0/0 [ 385.306167] ? print_usage_bug+0xc0/0xc0 [ 385.310198] Free swap = 0kB [ 385.313980] ? kasan_check_read+0x11/0x20 [ 385.313996] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 385.317419] Total swap = 0kB [ 385.322422] ? rcu_softirq_qs+0x20/0x20 [ 385.327756] 1965979 pages RAM [ 385.331804] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 385.334792] 0 pages HighMem/MovableOnly [ 385.338926] ? should_fail+0x22d/0xd01 [ 385.344169] 342854 pages reserved [ 385.347179] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 385.351122] 0 pages cma reserved [ 385.354211] ? __lock_acquire+0x62f/0x4c20 [ 385.359775] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 385.363676] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 385.367599] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 385.370973] ? __lock_acquire+0x62f/0x4c20 [ 385.376045] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 385.379406] ? should_fail+0x22d/0xd01 [ 385.418304] ? mark_held_locks+0x130/0x130 [ 385.422538] ? mark_held_locks+0x130/0x130 [ 385.426771] ? lock_downgrade+0x900/0x900 [ 385.430914] ? zap_class+0x640/0x640 [ 385.434622] ? print_usage_bug+0xc0/0xc0 [ 385.438680] ? trace_hardirqs_off+0xb8/0x310 [ 385.443079] ? kasan_check_read+0x11/0x20 [ 385.447221] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.452751] ? check_preemption_disabled+0x48/0x280 [ 385.457770] ? __lock_is_held+0xb5/0x140 [ 385.461828] __alloc_pages_nodemask+0xa80/0xde0 [ 385.466489] ? zap_class+0x640/0x640 [ 385.470200] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 385.475224] ? find_held_lock+0x36/0x1c0 [ 385.479289] ? ____cache_alloc_node+0x1c7/0x1e0 [ 385.483952] ? lock_downgrade+0x900/0x900 [ 385.488104] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.493639] cache_grow_begin+0xa5/0x8c0 [ 385.497694] ? do_raw_spin_unlock+0xa7/0x330 [ 385.502104] fallback_alloc+0x204/0x2e0 [ 385.506079] ____cache_alloc_node+0x1c7/0x1e0 [ 385.510575] kmem_cache_alloc_node+0xe3/0x730 [ 385.515065] ? ipv6_get_ifaddr+0x42e/0x620 [ 385.519303] __alloc_skb+0x119/0x770 [ 385.523011] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 385.528284] ? netdev_alloc_frag+0x1f0/0x1f0 [ 385.532686] ? lock_downgrade+0x900/0x900 [ 385.536834] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.542362] ? refcount_sub_and_test_checked+0x203/0x310 [ 385.547825] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 385.553272] ? addrconf_rs_timer+0x690/0x690 [ 385.557687] ndisc_alloc_skb+0x144/0x340 [ 385.561923] ndisc_send_rs+0x331/0x6e0 [ 385.565808] addrconf_rs_timer+0x314/0x690 [ 385.570045] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.574285] call_timer_fn+0x272/0x920 [ 385.578166] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.582404] ? process_timeout+0x40/0x40 [ 385.586467] ? __run_timers+0x7da/0xc70 [ 385.590442] ? _raw_spin_unlock_irq+0x27/0x80 [ 385.594933] ? _raw_spin_unlock_irq+0x27/0x80 [ 385.599423] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.603661] ? lockdep_hardirqs_on+0x296/0x5b0 [ 385.608240] ? trace_hardirqs_on+0xbd/0x310 [ 385.612559] ? kasan_check_read+0x11/0x20 [ 385.616702] ? __run_timers+0x7da/0xc70 [ 385.620669] ? trace_hardirqs_off_caller+0x310/0x310 [ 385.625773] ? __queue_work+0x1440/0x1440 [ 385.629925] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.634163] __run_timers+0x7e5/0xc70 [ 385.637971] ? timer_fixup_init+0x70/0x70 [ 385.642117] ? _raw_spin_unlock_irq+0x27/0x80 [ 385.646608] ? _raw_spin_unlock_irq+0x27/0x80 [ 385.651102] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 385.655684] ? trace_hardirqs_on+0xbd/0x310 [ 385.659999] ? kasan_check_read+0x11/0x20 [ 385.664144] ? finish_task_switch+0x1f4/0x910 [ 385.668639] ? trace_hardirqs_off_caller+0x310/0x310 [ 385.673737] ? compat_start_thread+0x80/0x80 [ 385.678164] ? pvclock_read_flags+0x160/0x160 [ 385.682649] ? __switch_to_asm+0x34/0x70 [ 385.686708] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.692243] ? check_preemption_disabled+0x48/0x280 [ 385.697262] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 385.702796] ? rcu_pm_notify+0xc0/0xc0 [ 385.706681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.712211] ? check_preemption_disabled+0x48/0x280 [ 385.717225] run_timer_softirq+0x52/0xb0 [ 385.721284] ? rcu_read_lock_sched_held+0x14f/0x180 [ 385.726301] __do_softirq+0x308/0xb7e [ 385.730104] ? trace_hardirqs_on_caller+0xc0/0x310 [ 385.735042] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 385.740140] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 385.745585] ? __schedule+0x973/0x21d0 [ 385.749473] ? schedule+0x108/0x460 [ 385.753102] ? trace_hardirqs_off+0xb8/0x310 [ 385.757510] ? smpboot_thread_fn+0x68b/0xa00 [ 385.761919] ? trace_hardirqs_on+0x310/0x310 [ 385.766322] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 385.771863] ? check_preemption_disabled+0x48/0x280 [ 385.776878] ? takeover_tasklets+0xa90/0xa90 [ 385.781282] run_ksoftirqd+0x5e/0x100 [ 385.785077] smpboot_thread_fn+0x68b/0xa00 [ 385.789312] ? sort_range+0x30/0x30 [ 385.792950] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 385.798051] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 385.803585] ? __kthread_parkme+0xfb/0x1a0 [ 385.807820] ? sort_range+0x30/0x30 [ 385.811439] kthread+0x35a/0x440 [ 385.814801] ? kthread_stop+0x900/0x900 [ 385.818771] ret_from_fork+0x3a/0x50 [ 385.822497] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 385.822561] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 385.829415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 385.829419] Call Trace: [ 385.829437] dump_stack+0x244/0x39d [ 385.829456] ? dump_stack_print_info.cold.1+0x20/0x20 [ 385.835972] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 385.845270] warn_alloc.cold.116+0xb7/0x1bd [ 385.847818] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 385.851430] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 385.880670] ? lock_downgrade+0x900/0x900 [ 385.884823] ? trace_hardirqs_off+0xb8/0x310 [ 385.889236] ? trace_hardirqs_off+0xb8/0x310 [ 385.893649] __alloc_pages_slowpath+0x26e8/0x2e10 [ 385.898511] ? warn_alloc+0x120/0x120 [ 385.902314] ? print_usage_bug+0xc0/0xc0 [ 385.906380] ? warn_alloc+0x120/0x120 [ 385.910179] ? warn_alloc+0x120/0x120 [ 385.913974] ? print_usage_bug+0xc0/0xc0 [ 385.918045] ? print_usage_bug+0xc0/0xc0 [ 385.922100] ? __lock_acquire+0x62f/0x4c20 [ 385.926342] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 385.931877] ? should_fail+0x22d/0xd01 [ 385.935768] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 385.940866] ? __lock_acquire+0x62f/0x4c20 [ 385.945098] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 385.950194] ? __lock_acquire+0x62f/0x4c20 [ 385.954420] ? should_fail+0x22d/0xd01 [ 385.958309] ? mark_held_locks+0x130/0x130 [ 385.962577] ? mark_held_locks+0x130/0x130 [ 385.966803] ? zap_class+0x640/0x640 [ 385.970519] ? zap_class+0x640/0x640 [ 385.974229] ? zap_class+0x640/0x640 [ 385.977939] ? print_usage_bug+0xc0/0xc0 [ 385.981992] ? mark_held_locks+0x130/0x130 [ 385.986223] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.991755] ? check_preemption_disabled+0x48/0x280 [ 385.996776] ? __lock_is_held+0xb5/0x140 [ 386.000845] __alloc_pages_nodemask+0xa80/0xde0 [ 386.005508] ? zap_class+0x640/0x640 [ 386.009222] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 386.014246] ? find_held_lock+0x36/0x1c0 [ 386.018315] ? ____cache_alloc_node+0x1c7/0x1e0 [ 386.022986] ? lock_downgrade+0x900/0x900 [ 386.027398] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.032936] cache_grow_begin+0xa5/0x8c0 [ 386.036991] ? do_raw_spin_unlock+0xa7/0x330 [ 386.041400] fallback_alloc+0x204/0x2e0 [ 386.045375] ____cache_alloc_node+0x1c7/0x1e0 [ 386.049873] kmem_cache_alloc_node+0xe3/0x730 [ 386.054363] ? ipv6_get_ifaddr+0x42e/0x620 [ 386.058600] __alloc_skb+0x119/0x770 [ 386.062312] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 386.068092] ? netdev_alloc_frag+0x1f0/0x1f0 [ 386.072495] ? lock_downgrade+0x900/0x900 [ 386.076646] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.082175] ? refcount_sub_and_test_checked+0x203/0x310 [ 386.087627] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 386.093074] ? addrconf_rs_timer+0x690/0x690 [ 386.097486] ndisc_alloc_skb+0x144/0x340 [ 386.101547] ndisc_send_rs+0x331/0x6e0 [ 386.105437] addrconf_rs_timer+0x314/0x690 [ 386.109673] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.113915] call_timer_fn+0x272/0x920 [ 386.117795] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.122024] ? process_timeout+0x40/0x40 [ 386.126088] ? __run_timers+0x7da/0xc70 [ 386.130060] ? _raw_spin_unlock_irq+0x27/0x80 [ 386.134549] ? _raw_spin_unlock_irq+0x27/0x80 [ 386.139125] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.143354] ? lockdep_hardirqs_on+0x296/0x5b0 [ 386.147933] ? trace_hardirqs_on+0xbd/0x310 [ 386.152247] ? kasan_check_read+0x11/0x20 [ 386.156387] ? __run_timers+0x7da/0xc70 [ 386.160359] ? trace_hardirqs_off_caller+0x310/0x310 [ 386.165473] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.169701] __run_timers+0x7e5/0xc70 [ 386.173523] ? timer_fixup_init+0x70/0x70 [ 386.177664] ? compat_start_thread+0x80/0x80 [ 386.182074] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.187612] ? _raw_spin_unlock_irq+0x60/0x80 [ 386.192108] ? finish_task_switch+0x1f4/0x910 [ 386.196600] ? finish_task_switch+0x1b4/0x910 [ 386.201090] ? __switch_to_asm+0x34/0x70 [ 386.205152] ? preempt_notifier_register+0x200/0x200 [ 386.210251] ? __switch_to_asm+0x34/0x70 [ 386.214314] ? __switch_to_asm+0x40/0x70 [ 386.218378] ? __switch_to_asm+0x34/0x70 [ 386.222430] ? __switch_to_asm+0x40/0x70 [ 386.226493] ? __switch_to_asm+0x34/0x70 [ 386.230546] ? __switch_to_asm+0x40/0x70 [ 386.234601] ? __switch_to_asm+0x40/0x70 [ 386.238685] ? pvclock_read_flags+0x160/0x160 [ 386.243176] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.248708] ? check_preemption_disabled+0x48/0x280 [ 386.253732] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 386.259269] ? rcu_pm_notify+0xc0/0xc0 [ 386.263158] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.268692] ? check_preemption_disabled+0x48/0x280 [ 386.273708] run_timer_softirq+0x52/0xb0 [ 386.277786] ? rcu_read_lock_sched_held+0x14f/0x180 [ 386.282812] __do_softirq+0x308/0xb7e [ 386.286613] ? trace_hardirqs_on_caller+0xc0/0x310 [ 386.291540] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 386.296638] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 386.302094] ? schedule+0x108/0x460 [ 386.305719] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 386.310477] ? __schedule+0x21d0/0x21d0 [ 386.314451] ? trace_hardirqs_off+0xb8/0x310 [ 386.318855] ? smpboot_thread_fn+0x68b/0xa00 [ 386.323260] ? trace_hardirqs_on+0x310/0x310 [ 386.327664] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.333200] ? check_preemption_disabled+0x48/0x280 [ 386.338214] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.343750] ? takeover_tasklets+0xa90/0xa90 [ 386.348152] run_ksoftirqd+0x5e/0x100 [ 386.351948] smpboot_thread_fn+0x68b/0xa00 [ 386.356186] ? sort_range+0x30/0x30 [ 386.359818] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 386.364935] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.370467] ? __kthread_parkme+0xfb/0x1a0 [ 386.374697] ? sort_range+0x30/0x30 [ 386.378322] kthread+0x35a/0x440 [ 386.381689] ? kthread_stop+0x900/0x900 [ 386.385658] ret_from_fork+0x3a/0x50 [ 386.389377] warn_alloc_show_mem: 1 callbacks suppressed [ 386.389386] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 386.389388] Mem-Info: [ 386.389418] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 386.389418] active_file:19 inactive_file:27 isolated_file:4 [ 386.389418] unevictable:0 dirty:0 writeback:0 unstable:0 [ 386.389418] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 386.389418] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 386.389418] free:13757 free_pcp:1126 free_cma:0 [ 386.394747] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 386.394754] Call Trace: [ 386.401593] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 386.403988] dump_stack+0x244/0x39d [ 386.436921] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 386.446273] ? dump_stack_print_info.cold.1+0x20/0x20 [ 386.448828] lowmem_reserve[]: 0 2818 6321 6321 [ 386.476501] warn_alloc.cold.116+0xb7/0x1bd [ 386.480092] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 386.506190] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 386.511347] lowmem_reserve[]: 0 0 3503 3503 [ 386.515918] ? lock_downgrade+0x900/0x900 [ 386.520207] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 386.547874] ? trace_hardirqs_off+0xb8/0x310 [ 386.552674] lowmem_reserve[]: 0 0 0 0 [ 386.556996] ? trace_hardirqs_off+0xb8/0x310 [ 386.561115] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 386.590258] __alloc_pages_slowpath+0x26e8/0x2e10 [ 386.594628] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 386.598451] ? warn_alloc+0x120/0x120 [ 386.602806] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 386.616318] ? print_usage_bug+0xc0/0xc0 [ 386.621136] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 386.636547] ? warn_alloc+0x120/0x120 [ 386.640327] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 386.654963] ? warn_alloc+0x120/0x120 [ 386.658994] 188 total pagecache pages [ 386.667827] ? print_usage_bug+0xc0/0xc0 [ 386.671618] 0 pages in swap cache [ 386.680205] ? print_usage_bug+0xc0/0xc0 [ 386.683976] Swap cache stats: add 0, delete 0, find 0/0 [ 386.687762] ? __lock_acquire+0x62f/0x4c20 [ 386.691797] Free swap = 0kB [ 386.695244] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.699285] Total swap = 0kB [ 386.704637] ? should_fail+0x22d/0xd01 [ 386.708840] 1965979 pages RAM [ 386.711844] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 386.717348] 0 pages HighMem/MovableOnly [ 386.717355] 342854 pages reserved [ 386.720362] ? __lock_acquire+0x62f/0x4c20 [ 386.724228] 0 pages cma reserved [ 386.727321] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 386.732455] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 386.736346] ? __lock_acquire+0x62f/0x4c20 [ 386.736360] ? should_fail+0x22d/0xd01 [ 386.739862] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 386.744011] ? find_held_lock+0x36/0x1c0 [ 386.747349] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 386.752454] ? mark_held_locks+0x130/0x130 [ 386.790201] ? mark_held_locks+0x130/0x130 [ 386.794429] ? zap_class+0x640/0x640 [ 386.798135] ? zap_class+0x640/0x640 [ 386.801845] ? print_usage_bug+0xc0/0xc0 [ 386.805899] ? do_raw_spin_unlock+0xa7/0x330 [ 386.810307] ? zap_class+0x640/0x640 [ 386.814015] ? print_usage_bug+0xc0/0xc0 [ 386.818069] ? wq_watchdog_touch+0x9c/0xfe [ 386.822302] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.827835] ? check_preemption_disabled+0x48/0x280 [ 386.832854] ? __lock_is_held+0xb5/0x140 [ 386.836914] __alloc_pages_nodemask+0xa80/0xde0 [ 386.841583] ? zap_class+0x640/0x640 [ 386.845302] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 386.850321] ? find_held_lock+0x36/0x1c0 [ 386.854385] ? ____cache_alloc_node+0x1c7/0x1e0 [ 386.859055] ? lock_downgrade+0x900/0x900 [ 386.863203] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.868739] cache_grow_begin+0xa5/0x8c0 [ 386.872791] ? do_raw_spin_unlock+0xa7/0x330 [ 386.877199] fallback_alloc+0x204/0x2e0 [ 386.881173] ____cache_alloc_node+0x1c7/0x1e0 [ 386.885673] kmem_cache_alloc_node+0xe3/0x730 [ 386.890161] ? ipv6_get_ifaddr+0x42e/0x620 [ 386.894403] __alloc_skb+0x119/0x770 [ 386.898110] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 386.903889] ? netdev_alloc_frag+0x1f0/0x1f0 [ 386.908296] ? lock_downgrade+0x900/0x900 [ 386.912447] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.917977] ? refcount_sub_and_test_checked+0x203/0x310 [ 386.923426] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 386.928871] ? addrconf_rs_timer+0x690/0x690 [ 386.933293] ndisc_alloc_skb+0x144/0x340 [ 386.937353] ndisc_send_rs+0x331/0x6e0 [ 386.941253] addrconf_rs_timer+0x314/0x690 [ 386.945491] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.949733] call_timer_fn+0x272/0x920 [ 386.953615] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.957842] ? process_timeout+0x40/0x40 [ 386.961905] ? __run_timers+0x7da/0xc70 [ 386.965881] ? _raw_spin_unlock_irq+0x27/0x80 [ 386.970372] ? _raw_spin_unlock_irq+0x27/0x80 [ 386.974859] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.979087] ? lockdep_hardirqs_on+0x296/0x5b0 [ 386.983664] ? trace_hardirqs_on+0xbd/0x310 [ 386.987980] ? kasan_check_read+0x11/0x20 [ 386.992119] ? __run_timers+0x7da/0xc70 [ 386.996088] ? trace_hardirqs_off_caller+0x310/0x310 [ 387.001187] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.005423] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.009655] __run_timers+0x7e5/0xc70 [ 387.013459] ? timer_fixup_init+0x70/0x70 [ 387.017601] ? _raw_spin_unlock_irq+0x27/0x80 [ 387.022092] ? _raw_spin_unlock_irq+0x27/0x80 [ 387.026586] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 387.031167] ? trace_hardirqs_on+0xbd/0x310 [ 387.035499] ? kasan_check_read+0x11/0x20 [ 387.039645] ? finish_task_switch+0x1f4/0x910 [ 387.044134] ? trace_hardirqs_off_caller+0x310/0x310 [ 387.049244] ? compat_start_thread+0x80/0x80 [ 387.053667] ? pvclock_read_flags+0x160/0x160 [ 387.058156] ? __switch_to_asm+0x34/0x70 [ 387.062214] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.067848] ? check_preemption_disabled+0x48/0x280 [ 387.072866] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 387.078401] ? rcu_pm_notify+0xc0/0xc0 [ 387.082282] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.087814] ? check_preemption_disabled+0x48/0x280 [ 387.092828] run_timer_softirq+0x52/0xb0 [ 387.096884] ? rcu_read_lock_sched_held+0x14f/0x180 [ 387.101893] __do_softirq+0x308/0xb7e [ 387.105694] ? trace_hardirqs_on_caller+0xc0/0x310 [ 387.110620] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 387.115717] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 387.121162] ? __schedule+0x973/0x21d0 [ 387.125052] ? schedule+0x108/0x460 [ 387.128684] ? trace_hardirqs_off+0xb8/0x310 [ 387.133086] ? smpboot_thread_fn+0x68b/0xa00 [ 387.137487] ? trace_hardirqs_on+0x310/0x310 [ 387.141891] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.147424] ? check_preemption_disabled+0x48/0x280 [ 387.152435] ? takeover_tasklets+0xa90/0xa90 [ 387.156840] run_ksoftirqd+0x5e/0x100 [ 387.160640] smpboot_thread_fn+0x68b/0xa00 [ 387.164871] ? sort_range+0x30/0x30 [ 387.168497] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 387.173595] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.179128] ? __kthread_parkme+0xfb/0x1a0 [ 387.183359] ? sort_range+0x30/0x30 [ 387.186978] kthread+0x35a/0x440 [ 387.190343] ? kthread_stop+0x900/0x900 [ 387.194314] ret_from_fork+0x3a/0x50 [ 387.198039] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 387.198126] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 387.204955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 387.204962] Call Trace: [ 387.211509] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 387.220780] dump_stack+0x244/0x39d [ 387.223340] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 387.233637] ? dump_stack_print_info.cold.1+0x20/0x20 [ 387.247078] warn_alloc.cold.116+0xb7/0x1bd [ 387.251403] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 387.256251] ? lock_downgrade+0x900/0x900 [ 387.260405] ? trace_hardirqs_off+0xb8/0x310 [ 387.264813] ? trace_hardirqs_off+0xb8/0x310 [ 387.269235] __alloc_pages_slowpath+0x26e8/0x2e10 [ 387.274101] ? warn_alloc+0x120/0x120 [ 387.277907] ? print_usage_bug+0xc0/0xc0 [ 387.281966] ? warn_alloc+0x120/0x120 [ 387.285767] ? warn_alloc+0x120/0x120 [ 387.289562] ? print_usage_bug+0xc0/0xc0 [ 387.293620] ? print_usage_bug+0xc0/0xc0 [ 387.297676] ? __lock_acquire+0x62f/0x4c20 [ 387.301909] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.307438] ? should_fail+0x22d/0xd01 [ 387.311322] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 387.316423] ? __lock_acquire+0x62f/0x4c20 [ 387.320658] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 387.325753] ? __lock_acquire+0x62f/0x4c20 [ 387.329985] ? should_fail+0x22d/0xd01 [ 387.333865] ? find_held_lock+0x36/0x1c0 [ 387.337929] ? mark_held_locks+0x130/0x130 [ 387.342162] ? mark_held_locks+0x130/0x130 [ 387.346392] ? zap_class+0x640/0x640 [ 387.350108] ? mark_held_locks+0xc7/0x130 [ 387.354255] ? do_raw_spin_unlock+0xa7/0x330 [ 387.358657] ? zap_class+0x640/0x640 [ 387.362369] ? print_usage_bug+0xc0/0xc0 [ 387.366430] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.371962] ? check_preemption_disabled+0x48/0x280 [ 387.376980] ? __lock_is_held+0xb5/0x140 [ 387.381044] __alloc_pages_nodemask+0xa80/0xde0 [ 387.385705] ? zap_class+0x640/0x640 [ 387.389421] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 387.394443] ? find_held_lock+0x36/0x1c0 [ 387.398508] ? ____cache_alloc_node+0x1c7/0x1e0 [ 387.403192] ? lock_downgrade+0x900/0x900 [ 387.407349] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.412883] cache_grow_begin+0xa5/0x8c0 [ 387.416936] ? do_raw_spin_unlock+0xa7/0x330 [ 387.421347] fallback_alloc+0x204/0x2e0 [ 387.425322] ____cache_alloc_node+0x1c7/0x1e0 [ 387.429820] kmem_cache_alloc_node+0xe3/0x730 [ 387.434314] ? ipv6_get_ifaddr+0x42e/0x620 [ 387.438551] __alloc_skb+0x119/0x770 [ 387.442261] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 387.447541] ? netdev_alloc_frag+0x1f0/0x1f0 [ 387.451947] ? lock_downgrade+0x900/0x900 [ 387.456095] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.461628] ? refcount_sub_and_test_checked+0x203/0x310 [ 387.467079] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 387.472524] ? addrconf_rs_timer+0x690/0x690 [ 387.476939] ndisc_alloc_skb+0x144/0x340 [ 387.480999] ndisc_send_rs+0x331/0x6e0 [ 387.484889] addrconf_rs_timer+0x314/0x690 [ 387.489126] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.493370] call_timer_fn+0x272/0x920 [ 387.497250] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.501477] ? process_timeout+0x40/0x40 [ 387.505544] ? __run_timers+0x7da/0xc70 [ 387.509521] ? _raw_spin_unlock_irq+0x27/0x80 [ 387.514011] ? _raw_spin_unlock_irq+0x27/0x80 [ 387.518502] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.522730] ? lockdep_hardirqs_on+0x296/0x5b0 [ 387.527307] ? trace_hardirqs_on+0xbd/0x310 [ 387.531623] ? kasan_check_read+0x11/0x20 [ 387.535765] ? __run_timers+0x7da/0xc70 [ 387.539739] ? trace_hardirqs_off_caller+0x310/0x310 [ 387.544856] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.549103] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.553329] __run_timers+0x7e5/0xc70 [ 387.557131] ? timer_fixup_init+0x70/0x70 [ 387.561274] ? compat_start_thread+0x80/0x80 [ 387.565684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.571224] ? _raw_spin_unlock_irq+0x60/0x80 [ 387.575723] ? finish_task_switch+0x1f4/0x910 [ 387.580216] ? finish_task_switch+0x1b4/0x910 [ 387.584706] ? __switch_to_asm+0x34/0x70 [ 387.588766] ? preempt_notifier_register+0x200/0x200 [ 387.593862] ? __switch_to_asm+0x34/0x70 [ 387.597913] ? __switch_to_asm+0x40/0x70 [ 387.601965] ? __switch_to_asm+0x34/0x70 [ 387.606018] ? __switch_to_asm+0x40/0x70 [ 387.610071] ? __switch_to_asm+0x34/0x70 [ 387.614122] ? __switch_to_asm+0x40/0x70 [ 387.618174] ? __switch_to_asm+0x40/0x70 [ 387.622246] ? pvclock_read_flags+0x160/0x160 [ 387.626737] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.632273] ? check_preemption_disabled+0x48/0x280 [ 387.637296] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 387.642828] ? rcu_pm_notify+0xc0/0xc0 [ 387.646712] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.652770] ? check_preemption_disabled+0x48/0x280 [ 387.657789] run_timer_softirq+0x52/0xb0 [ 387.661846] ? rcu_read_lock_sched_held+0x14f/0x180 [ 387.666857] __do_softirq+0x308/0xb7e [ 387.670657] ? trace_hardirqs_on_caller+0xc0/0x310 [ 387.675590] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 387.680693] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 387.686143] ? schedule+0x108/0x460 [ 387.689774] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 387.694529] ? __schedule+0x21d0/0x21d0 [ 387.698503] ? trace_hardirqs_off+0xb8/0x310 [ 387.702909] ? smpboot_thread_fn+0x68b/0xa00 [ 387.707318] ? trace_hardirqs_on+0x310/0x310 [ 387.711722] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.717256] ? check_preemption_disabled+0x48/0x280 [ 387.722270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.727805] ? takeover_tasklets+0xa90/0xa90 [ 387.732211] run_ksoftirqd+0x5e/0x100 [ 387.736007] smpboot_thread_fn+0x68b/0xa00 [ 387.740244] ? sort_range+0x30/0x30 [ 387.743866] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 387.748963] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.754496] ? __kthread_parkme+0xfb/0x1a0 [ 387.758732] ? sort_range+0x30/0x30 [ 387.762354] kthread+0x35a/0x440 [ 387.765717] ? kthread_stop+0x900/0x900 [ 387.769693] ret_from_fork+0x3a/0x50 [ 387.773417] warn_alloc_show_mem: 1 callbacks suppressed [ 387.773426] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 387.773427] Mem-Info: [ 387.773459] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 387.773459] active_file:19 inactive_file:27 isolated_file:4 [ 387.773459] unevictable:0 dirty:0 writeback:0 unstable:0 [ 387.773459] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 387.773459] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 387.773459] free:13757 free_pcp:1126 free_cma:0 [ 387.778790] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 387.785623] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 387.788011] Call Trace: [ 387.820946] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 387.830300] dump_stack+0x244/0x39d [ 387.857939] lowmem_reserve[]: 0 2818 6321 6321 [ 387.860518] ? dump_stack_print_info.cold.1+0x20/0x20 [ 387.886768] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 387.890401] warn_alloc.cold.116+0xb7/0x1bd [ 387.894940] lowmem_reserve[]: 0 0 3503 3503 [ 387.900117] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 387.927754] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 387.932067] ? lock_downgrade+0x900/0x900 [ 387.936354] lowmem_reserve[]: 0 0 0 0 [ 387.941195] ? trace_hardirqs_off+0xb8/0x310 [ 387.970308] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 387.974456] ? trace_hardirqs_off+0xb8/0x310 [ 387.978222] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 387.982627] __alloc_pages_slowpath+0x26e8/0x2e10 [ 387.996108] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 388.000537] ? warn_alloc+0x120/0x120 [ 388.015924] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 388.020752] ? print_usage_bug+0xc0/0xc0 [ 388.035377] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 388.039169] ? warn_alloc+0x120/0x120 [ 388.047973] 188 total pagecache pages [ 388.052023] ? warn_alloc+0x120/0x120 [ 388.060574] 0 pages in swap cache [ 388.064355] ? print_usage_bug+0xc0/0xc0 [ 388.068587] Swap cache stats: add 0, delete 0, find 0/0 [ 388.068595] Free swap = 0kB [ 388.072397] ? print_usage_bug+0xc0/0xc0 [ 388.075808] Total swap = 0kB [ 388.079853] ? __lock_acquire+0x62f/0x4c20 [ 388.085186] 1965979 pages RAM [ 388.088198] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.092221] 0 pages HighMem/MovableOnly [ 388.092228] 342854 pages reserved [ 388.095233] ? should_fail+0x22d/0xd01 [ 388.099437] 0 pages cma reserved [ 388.102534] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 388.108125] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 388.112001] ? __lock_acquire+0x62f/0x4c20 [ 388.115478] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 388.119304] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 388.122639] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 388.127726] ? __lock_acquire+0x62f/0x4c20 [ 388.127740] ? should_fail+0x22d/0xd01 [ 388.166543] ? find_held_lock+0x36/0x1c0 [ 388.170607] ? mark_held_locks+0x130/0x130 [ 388.174841] ? mark_held_locks+0x130/0x130 [ 388.179068] ? zap_class+0x640/0x640 [ 388.182786] ? mark_held_locks+0xc7/0x130 [ 388.186926] ? do_raw_spin_unlock+0xa7/0x330 [ 388.191346] ? zap_class+0x640/0x640 [ 388.195056] ? print_usage_bug+0xc0/0xc0 [ 388.199114] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.204657] ? check_preemption_disabled+0x48/0x280 [ 388.209676] ? __lock_is_held+0xb5/0x140 [ 388.213744] __alloc_pages_nodemask+0xa80/0xde0 [ 388.218415] ? zap_class+0x640/0x640 [ 388.222142] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 388.227173] ? find_held_lock+0x36/0x1c0 [ 388.231239] ? ____cache_alloc_node+0x1c7/0x1e0 [ 388.235904] ? lock_downgrade+0x900/0x900 [ 388.240056] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.245679] cache_grow_begin+0xa5/0x8c0 [ 388.249736] ? do_raw_spin_unlock+0xa7/0x330 [ 388.254154] fallback_alloc+0x204/0x2e0 [ 388.258141] ____cache_alloc_node+0x1c7/0x1e0 [ 388.262640] kmem_cache_alloc_node+0xe3/0x730 [ 388.267144] ? ipv6_get_ifaddr+0x42e/0x620 [ 388.271395] __alloc_skb+0x119/0x770 [ 388.275103] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 388.280387] ? netdev_alloc_frag+0x1f0/0x1f0 [ 388.284791] ? lock_downgrade+0x900/0x900 [ 388.288938] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.294473] ? refcount_sub_and_test_checked+0x203/0x310 [ 388.299925] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 388.305374] ? addrconf_rs_timer+0x690/0x690 [ 388.309802] ndisc_alloc_skb+0x144/0x340 [ 388.313863] ndisc_send_rs+0x331/0x6e0 [ 388.317754] addrconf_rs_timer+0x314/0x690 [ 388.322000] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.326243] call_timer_fn+0x272/0x920 [ 388.330136] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.334364] ? process_timeout+0x40/0x40 [ 388.338426] ? __run_timers+0x7da/0xc70 [ 388.342402] ? _raw_spin_unlock_irq+0x27/0x80 [ 388.346891] ? _raw_spin_unlock_irq+0x27/0x80 [ 388.351376] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.355608] ? lockdep_hardirqs_on+0x296/0x5b0 [ 388.360189] ? trace_hardirqs_on+0xbd/0x310 [ 388.364526] ? kasan_check_read+0x11/0x20 [ 388.368668] ? __run_timers+0x7da/0xc70 [ 388.372637] ? trace_hardirqs_off_caller+0x310/0x310 [ 388.377769] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.382002] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.386231] __run_timers+0x7e5/0xc70 [ 388.390035] ? timer_fixup_init+0x70/0x70 [ 388.394182] ? _raw_spin_unlock_irq+0x27/0x80 [ 388.398676] ? _raw_spin_unlock_irq+0x27/0x80 [ 388.403170] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 388.407749] ? trace_hardirqs_on+0xbd/0x310 [ 388.412062] ? kasan_check_read+0x11/0x20 [ 388.416205] ? finish_task_switch+0x1f4/0x910 [ 388.420704] ? trace_hardirqs_off_caller+0x310/0x310 [ 388.425810] ? compat_start_thread+0x80/0x80 [ 388.430237] ? pvclock_read_flags+0x160/0x160 [ 388.434722] ? __switch_to_asm+0x34/0x70 [ 388.438784] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.444314] ? check_preemption_disabled+0x48/0x280 [ 388.449334] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 388.454870] ? rcu_pm_notify+0xc0/0xc0 [ 388.458752] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.464282] ? check_preemption_disabled+0x48/0x280 [ 388.469296] run_timer_softirq+0x52/0xb0 [ 388.473352] ? rcu_read_lock_sched_held+0x14f/0x180 [ 388.478372] __do_softirq+0x308/0xb7e [ 388.482170] ? trace_hardirqs_on_caller+0xc0/0x310 [ 388.487096] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 388.492206] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 388.497668] ? __schedule+0x973/0x21d0 [ 388.501729] ? schedule+0x108/0x460 [ 388.505361] ? trace_hardirqs_off+0xb8/0x310 [ 388.509766] ? smpboot_thread_fn+0x68b/0xa00 [ 388.514169] ? trace_hardirqs_on+0x310/0x310 [ 388.518572] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.524117] ? check_preemption_disabled+0x48/0x280 [ 388.529136] ? takeover_tasklets+0xa90/0xa90 [ 388.533540] run_ksoftirqd+0x5e/0x100 [ 388.537435] smpboot_thread_fn+0x68b/0xa00 [ 388.541763] ? sort_range+0x30/0x30 [ 388.545386] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 388.550492] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.556026] ? __kthread_parkme+0xfb/0x1a0 [ 388.560257] ? sort_range+0x30/0x30 [ 388.563888] kthread+0x35a/0x440 [ 388.567249] ? kthread_stop+0x900/0x900 [ 388.571223] ret_from_fork+0x3a/0x50 [ 388.574952] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 388.575041] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 388.581872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 388.581877] Call Trace: [ 388.581897] dump_stack+0x244/0x39d [ 388.581915] ? dump_stack_print_info.cold.1+0x20/0x20 [ 388.588455] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 388.597735] warn_alloc.cold.116+0xb7/0x1bd [ 388.600296] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 388.603912] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 388.633163] ? lock_downgrade+0x900/0x900 [ 388.637312] ? trace_hardirqs_off+0xb8/0x310 [ 388.641725] ? trace_hardirqs_off+0xb8/0x310 [ 388.646141] __alloc_pages_slowpath+0x26e8/0x2e10 [ 388.651004] ? warn_alloc+0x120/0x120 [ 388.654802] ? print_usage_bug+0xc0/0xc0 [ 388.658859] ? warn_alloc+0x120/0x120 [ 388.662659] ? warn_alloc+0x120/0x120 [ 388.666458] ? print_usage_bug+0xc0/0xc0 [ 388.670523] ? print_usage_bug+0xc0/0xc0 [ 388.674580] ? __lock_acquire+0x62f/0x4c20 [ 388.678820] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.684350] ? should_fail+0x22d/0xd01 [ 388.688247] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 388.693349] ? __lock_acquire+0x62f/0x4c20 [ 388.697582] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 388.702683] ? __lock_acquire+0x62f/0x4c20 [ 388.706923] ? should_fail+0x22d/0xd01 [ 388.710805] ? find_held_lock+0x36/0x1c0 [ 388.714867] ? mark_held_locks+0x130/0x130 [ 388.719109] ? mark_held_locks+0x130/0x130 [ 388.723339] ? zap_class+0x640/0x640 [ 388.727047] ? zap_class+0x640/0x640 [ 388.730763] ? print_usage_bug+0xc0/0xc0 [ 388.734902] ? do_raw_spin_unlock+0xa7/0x330 [ 388.739314] ? zap_class+0x640/0x640 [ 388.743021] ? print_usage_bug+0xc0/0xc0 [ 388.747086] ? wq_watchdog_touch+0x9c/0xfe [ 388.751316] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.757023] ? check_preemption_disabled+0x48/0x280 [ 388.762046] ? __lock_is_held+0xb5/0x140 [ 388.766113] __alloc_pages_nodemask+0xa80/0xde0 [ 388.770775] ? zap_class+0x640/0x640 [ 388.774487] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 388.779508] ? find_held_lock+0x36/0x1c0 [ 388.783579] ? ____cache_alloc_node+0x1c7/0x1e0 [ 388.788249] ? lock_downgrade+0x900/0x900 [ 388.792402] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.797937] cache_grow_begin+0xa5/0x8c0 [ 388.801993] ? do_raw_spin_unlock+0xa7/0x330 [ 388.806405] fallback_alloc+0x204/0x2e0 [ 388.810383] ____cache_alloc_node+0x1c7/0x1e0 [ 388.814879] kmem_cache_alloc_node+0xe3/0x730 [ 388.819550] ? ipv6_get_ifaddr+0x42e/0x620 [ 388.823792] __alloc_skb+0x119/0x770 [ 388.827498] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 388.832781] ? netdev_alloc_frag+0x1f0/0x1f0 [ 388.837184] ? lock_downgrade+0x900/0x900 [ 388.841339] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.846875] ? refcount_sub_and_test_checked+0x203/0x310 [ 388.852323] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 388.857766] ? addrconf_rs_timer+0x690/0x690 [ 388.862182] ndisc_alloc_skb+0x144/0x340 [ 388.866245] ndisc_send_rs+0x331/0x6e0 [ 388.870130] addrconf_rs_timer+0x314/0x690 [ 388.874368] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.878610] call_timer_fn+0x272/0x920 [ 388.882496] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.886729] ? process_timeout+0x40/0x40 [ 388.890794] ? __run_timers+0x7da/0xc70 [ 388.894776] ? _raw_spin_unlock_irq+0x27/0x80 [ 388.899266] ? _raw_spin_unlock_irq+0x27/0x80 [ 388.904221] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.908456] ? lockdep_hardirqs_on+0x296/0x5b0 [ 388.913034] ? trace_hardirqs_on+0xbd/0x310 [ 388.917360] ? kasan_check_read+0x11/0x20 [ 388.921500] ? __run_timers+0x7da/0xc70 [ 388.925468] ? trace_hardirqs_off_caller+0x310/0x310 [ 388.930576] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.934811] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.939048] __run_timers+0x7e5/0xc70 [ 388.942859] ? timer_fixup_init+0x70/0x70 [ 388.947002] ? compat_start_thread+0x80/0x80 [ 388.951410] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.956948] ? _raw_spin_unlock_irq+0x60/0x80 [ 388.961437] ? finish_task_switch+0x1f4/0x910 [ 388.965928] ? finish_task_switch+0x1b4/0x910 [ 388.970416] ? __switch_to_asm+0x34/0x70 [ 388.974474] ? preempt_notifier_register+0x200/0x200 [ 388.979576] ? __switch_to_asm+0x34/0x70 [ 388.983627] ? __switch_to_asm+0x40/0x70 [ 388.987678] ? __switch_to_asm+0x34/0x70 [ 388.991731] ? __switch_to_asm+0x40/0x70 [ 388.995786] ? __switch_to_asm+0x34/0x70 [ 388.999837] ? __switch_to_asm+0x40/0x70 [ 389.003893] ? __switch_to_asm+0x40/0x70 [ 389.007962] ? pvclock_read_flags+0x160/0x160 [ 389.012453] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.017989] ? check_preemption_disabled+0x48/0x280 [ 389.023007] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 389.028551] ? rcu_pm_notify+0xc0/0xc0 [ 389.032441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.037975] ? check_preemption_disabled+0x48/0x280 [ 389.042993] run_timer_softirq+0x52/0xb0 [ 389.047047] ? rcu_read_lock_sched_held+0x14f/0x180 [ 389.052071] __do_softirq+0x308/0xb7e [ 389.055871] ? trace_hardirqs_on_caller+0xc0/0x310 [ 389.060799] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 389.065899] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 389.071355] ? schedule+0x108/0x460 [ 389.074975] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 389.079726] ? __schedule+0x21d0/0x21d0 [ 389.083703] ? trace_hardirqs_off+0xb8/0x310 [ 389.088106] ? smpboot_thread_fn+0x68b/0xa00 [ 389.092517] ? trace_hardirqs_on+0x310/0x310 [ 389.096924] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.102459] ? check_preemption_disabled+0x48/0x280 [ 389.107469] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.113007] ? takeover_tasklets+0xa90/0xa90 [ 389.117411] run_ksoftirqd+0x5e/0x100 [ 389.121211] smpboot_thread_fn+0x68b/0xa00 [ 389.125446] ? sort_range+0x30/0x30 [ 389.129076] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 389.134178] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.139708] ? __kthread_parkme+0xfb/0x1a0 [ 389.143945] ? sort_range+0x30/0x30 [ 389.147568] kthread+0x35a/0x440 [ 389.150933] ? kthread_stop+0x900/0x900 [ 389.154905] ret_from_fork+0x3a/0x50 [ 389.158627] warn_alloc_show_mem: 1 callbacks suppressed [ 389.158637] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 389.158639] Mem-Info: [ 389.158669] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 389.158669] active_file:19 inactive_file:27 isolated_file:4 [ 389.158669] unevictable:0 dirty:0 writeback:0 unstable:0 [ 389.158669] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 389.158669] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 389.158669] free:13757 free_pcp:1126 free_cma:0 [ 389.163997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 389.164004] Call Trace: [ 389.170853] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 389.173253] dump_stack+0x244/0x39d [ 389.206184] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 389.215535] ? dump_stack_print_info.cold.1+0x20/0x20 [ 389.218092] lowmem_reserve[]: 0 2818 6321 6321 [ 389.245762] warn_alloc.cold.116+0xb7/0x1bd [ 389.249352] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 389.275472] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 389.280629] lowmem_reserve[]: 0 0 3503 3503 [ 389.285201] ? lock_downgrade+0x900/0x900 [ 389.289490] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 389.317166] ? trace_hardirqs_off+0xb8/0x310 [ 389.321968] lowmem_reserve[]: 0 0 0 0 [ 389.326290] ? trace_hardirqs_off+0xb8/0x310 [ 389.330403] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 389.359554] __alloc_pages_slowpath+0x26e8/0x2e10 [ 389.363934] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 389.367751] ? warn_alloc+0x120/0x120 [ 389.372108] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 389.385636] ? print_usage_bug+0xc0/0xc0 [ 389.390454] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 389.405883] ? warn_alloc+0x120/0x120 [ 389.409657] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 389.424292] ? warn_alloc+0x120/0x120 [ 389.428327] 188 total pagecache pages [ 389.437147] ? print_usage_bug+0xc0/0xc0 [ 389.440922] 0 pages in swap cache [ 389.449482] ? print_usage_bug+0xc0/0xc0 [ 389.453256] Swap cache stats: add 0, delete 0, find 0/0 [ 389.457052] ? __lock_acquire+0x62f/0x4c20 [ 389.461085] Free swap = 0kB [ 389.464528] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.468563] Total swap = 0kB [ 389.468571] 1965979 pages RAM [ 389.473927] ? should_fail+0x22d/0xd01 [ 389.478131] 0 pages HighMem/MovableOnly [ 389.481139] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 389.486651] 342854 pages reserved [ 389.486658] 0 pages cma reserved [ 389.489667] ? __lock_acquire+0x62f/0x4c20 [ 389.492801] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 389.496619] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 389.500638] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 389.505653] ? __lock_acquire+0x62f/0x4c20 [ 389.509075] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 389.512423] ? should_fail+0x22d/0xd01 [ 389.512438] ? find_held_lock+0x36/0x1c0 [ 389.555276] ? mark_held_locks+0x130/0x130 [ 389.559509] ? mark_held_locks+0x130/0x130 [ 389.563734] ? zap_class+0x640/0x640 [ 389.567446] ? mark_held_locks+0xc7/0x130 [ 389.571587] ? do_raw_spin_unlock+0xa7/0x330 [ 389.575992] ? zap_class+0x640/0x640 [ 389.579709] ? print_usage_bug+0xc0/0xc0 [ 389.583769] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.589302] ? check_preemption_disabled+0x48/0x280 [ 389.594320] ? __lock_is_held+0xb5/0x140 [ 389.598384] __alloc_pages_nodemask+0xa80/0xde0 [ 389.603056] ? zap_class+0x640/0x640 [ 389.606775] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 389.611795] ? find_held_lock+0x36/0x1c0 [ 389.615858] ? ____cache_alloc_node+0x1c7/0x1e0 [ 389.620520] ? lock_downgrade+0x900/0x900 [ 389.624671] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.630210] cache_grow_begin+0xa5/0x8c0 [ 389.634268] ? do_raw_spin_unlock+0xa7/0x330 [ 389.638676] fallback_alloc+0x204/0x2e0 [ 389.642650] ____cache_alloc_node+0x1c7/0x1e0 [ 389.647145] kmem_cache_alloc_node+0xe3/0x730 [ 389.651638] ? ipv6_get_ifaddr+0x42e/0x620 [ 389.655900] __alloc_skb+0x119/0x770 [ 389.659610] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 389.664884] ? netdev_alloc_frag+0x1f0/0x1f0 [ 389.669287] ? lock_downgrade+0x900/0x900 [ 389.673437] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.678970] ? refcount_sub_and_test_checked+0x203/0x310 [ 389.684427] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 389.689877] ? addrconf_rs_timer+0x690/0x690 [ 389.694291] ndisc_alloc_skb+0x144/0x340 [ 389.698353] ndisc_send_rs+0x331/0x6e0 [ 389.702238] addrconf_rs_timer+0x314/0x690 [ 389.706477] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.710716] call_timer_fn+0x272/0x920 [ 389.714599] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.718829] ? process_timeout+0x40/0x40 [ 389.722892] ? __run_timers+0x7da/0xc70 [ 389.726866] ? _raw_spin_unlock_irq+0x27/0x80 [ 389.731364] ? _raw_spin_unlock_irq+0x27/0x80 [ 389.735856] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.740089] ? lockdep_hardirqs_on+0x296/0x5b0 [ 389.744664] ? trace_hardirqs_on+0xbd/0x310 [ 389.748978] ? kasan_check_read+0x11/0x20 [ 389.753127] ? __run_timers+0x7da/0xc70 [ 389.757096] ? trace_hardirqs_off_caller+0x310/0x310 [ 389.762197] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.766434] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.770661] __run_timers+0x7e5/0xc70 [ 389.774466] ? timer_fixup_init+0x70/0x70 [ 389.778613] ? _raw_spin_unlock_irq+0x27/0x80 [ 389.783103] ? _raw_spin_unlock_irq+0x27/0x80 [ 389.787597] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 389.792179] ? trace_hardirqs_on+0xbd/0x310 [ 389.796496] ? kasan_check_read+0x11/0x20 [ 389.800653] ? finish_task_switch+0x1f4/0x910 [ 389.805147] ? trace_hardirqs_off_caller+0x310/0x310 [ 389.810249] ? compat_start_thread+0x80/0x80 [ 389.814670] ? pvclock_read_flags+0x160/0x160 [ 389.819161] ? __switch_to_asm+0x34/0x70 [ 389.823217] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.828750] ? check_preemption_disabled+0x48/0x280 [ 389.833783] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 389.839317] ? rcu_pm_notify+0xc0/0xc0 [ 389.843201] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.848732] ? check_preemption_disabled+0x48/0x280 [ 389.853750] run_timer_softirq+0x52/0xb0 [ 389.857804] ? rcu_read_lock_sched_held+0x14f/0x180 [ 389.862819] __do_softirq+0x308/0xb7e [ 389.866620] ? trace_hardirqs_on_caller+0xc0/0x310 [ 389.871545] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 389.876643] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 389.882088] ? __schedule+0x973/0x21d0 [ 389.885973] ? schedule+0x108/0x460 [ 389.889616] ? trace_hardirqs_off+0xb8/0x310 [ 389.894017] ? smpboot_thread_fn+0x68b/0xa00 [ 389.898423] ? trace_hardirqs_on+0x310/0x310 [ 389.903327] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.908857] ? check_preemption_disabled+0x48/0x280 [ 389.913873] ? takeover_tasklets+0xa90/0xa90 [ 389.918280] run_ksoftirqd+0x5e/0x100 [ 389.922078] smpboot_thread_fn+0x68b/0xa00 [ 389.926315] ? sort_range+0x30/0x30 [ 389.929937] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 389.935036] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.940569] ? __kthread_parkme+0xfb/0x1a0 [ 389.944800] ? sort_range+0x30/0x30 [ 389.948421] kthread+0x35a/0x440 [ 389.951784] ? kthread_stop+0x900/0x900 [ 389.955754] ret_from_fork+0x3a/0x50 [ 389.959482] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 389.959542] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 389.966400] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 389.966407] Call Trace: [ 389.972962] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 389.982224] dump_stack+0x244/0x39d [ 389.984780] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 389.995087] ? dump_stack_print_info.cold.1+0x20/0x20 [ 390.008536] warn_alloc.cold.116+0xb7/0x1bd [ 390.012852] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 390.017692] ? lock_downgrade+0x900/0x900 [ 390.021845] ? trace_hardirqs_off+0xb8/0x310 [ 390.026252] ? trace_hardirqs_off+0xb8/0x310 [ 390.030664] __alloc_pages_slowpath+0x26e8/0x2e10 [ 390.035530] ? warn_alloc+0x120/0x120 [ 390.039326] ? print_usage_bug+0xc0/0xc0 [ 390.043993] ? warn_alloc+0x120/0x120 [ 390.047793] ? warn_alloc+0x120/0x120 [ 390.051597] ? print_usage_bug+0xc0/0xc0 [ 390.055655] ? print_usage_bug+0xc0/0xc0 [ 390.059712] ? __lock_acquire+0x62f/0x4c20 [ 390.063946] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.069991] ? should_fail+0x22d/0xd01 [ 390.073880] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.078983] ? __lock_acquire+0x62f/0x4c20 [ 390.083219] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.088317] ? __lock_acquire+0x62f/0x4c20 [ 390.092543] ? should_fail+0x22d/0xd01 [ 390.096426] ? find_held_lock+0x36/0x1c0 [ 390.100494] ? mark_held_locks+0x130/0x130 [ 390.104731] ? mark_held_locks+0x130/0x130 [ 390.108964] ? zap_class+0x640/0x640 [ 390.112678] ? mark_held_locks+0xc7/0x130 [ 390.116817] ? do_raw_spin_unlock+0xa7/0x330 [ 390.121220] ? zap_class+0x640/0x640 [ 390.124933] ? print_usage_bug+0xc0/0xc0 [ 390.129001] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.134534] ? check_preemption_disabled+0x48/0x280 [ 390.139555] ? __lock_is_held+0xb5/0x140 [ 390.143614] __alloc_pages_nodemask+0xa80/0xde0 [ 390.148275] ? zap_class+0x640/0x640 [ 390.151991] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 390.157017] ? find_held_lock+0x36/0x1c0 [ 390.161084] ? ____cache_alloc_node+0x1c7/0x1e0 [ 390.165751] ? lock_downgrade+0x900/0x900 [ 390.169904] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.175439] cache_grow_begin+0xa5/0x8c0 [ 390.179497] ? do_raw_spin_unlock+0xa7/0x330 [ 390.183905] fallback_alloc+0x204/0x2e0 [ 390.187879] ____cache_alloc_node+0x1c7/0x1e0 [ 390.192375] kmem_cache_alloc_node+0xe3/0x730 [ 390.196866] ? ipv6_get_ifaddr+0x42e/0x620 [ 390.201108] __alloc_skb+0x119/0x770 [ 390.204816] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 390.210095] ? netdev_alloc_frag+0x1f0/0x1f0 [ 390.214509] ? lock_downgrade+0x900/0x900 [ 390.218658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.224193] ? refcount_sub_and_test_checked+0x203/0x310 [ 390.229639] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 390.235086] ? addrconf_rs_timer+0x690/0x690 [ 390.239501] ndisc_alloc_skb+0x144/0x340 [ 390.243562] ndisc_send_rs+0x331/0x6e0 [ 390.247456] addrconf_rs_timer+0x314/0x690 [ 390.251693] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.255930] call_timer_fn+0x272/0x920 [ 390.259820] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.264052] ? process_timeout+0x40/0x40 [ 390.268113] ? __run_timers+0x7da/0xc70 [ 390.272087] ? _raw_spin_unlock_irq+0x27/0x80 [ 390.276577] ? _raw_spin_unlock_irq+0x27/0x80 [ 390.281065] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.285293] ? lockdep_hardirqs_on+0x296/0x5b0 [ 390.289869] ? trace_hardirqs_on+0xbd/0x310 [ 390.294188] ? kasan_check_read+0x11/0x20 [ 390.298421] ? __run_timers+0x7da/0xc70 [ 390.302395] ? trace_hardirqs_off_caller+0x310/0x310 [ 390.307499] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.311733] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.315964] __run_timers+0x7e5/0xc70 [ 390.319774] ? timer_fixup_init+0x70/0x70 [ 390.323916] ? compat_start_thread+0x80/0x80 [ 390.328329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.333870] ? _raw_spin_unlock_irq+0x60/0x80 [ 390.338360] ? finish_task_switch+0x1f4/0x910 [ 390.342847] ? finish_task_switch+0x1b4/0x910 [ 390.347338] ? __switch_to_asm+0x34/0x70 [ 390.351408] ? preempt_notifier_register+0x200/0x200 [ 390.356519] ? __switch_to_asm+0x34/0x70 [ 390.360575] ? __switch_to_asm+0x40/0x70 [ 390.364626] ? __switch_to_asm+0x34/0x70 [ 390.368681] ? __switch_to_asm+0x40/0x70 [ 390.372735] ? __switch_to_asm+0x34/0x70 [ 390.376790] ? __switch_to_asm+0x40/0x70 [ 390.380848] ? __switch_to_asm+0x40/0x70 [ 390.384912] ? pvclock_read_flags+0x160/0x160 [ 390.389411] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.394954] ? check_preemption_disabled+0x48/0x280 [ 390.399979] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 390.405514] ? rcu_pm_notify+0xc0/0xc0 [ 390.409400] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.414940] ? check_preemption_disabled+0x48/0x280 [ 390.419959] run_timer_softirq+0x52/0xb0 [ 390.424022] ? rcu_read_lock_sched_held+0x14f/0x180 [ 390.429035] __do_softirq+0x308/0xb7e [ 390.432838] ? trace_hardirqs_on_caller+0xc0/0x310 [ 390.437769] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 390.442864] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 390.448314] ? schedule+0x108/0x460 [ 390.451944] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 390.456693] ? __schedule+0x21d0/0x21d0 [ 390.460666] ? trace_hardirqs_off+0xb8/0x310 [ 390.465069] ? smpboot_thread_fn+0x68b/0xa00 [ 390.469470] ? trace_hardirqs_on+0x310/0x310 [ 390.473878] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.479408] ? check_preemption_disabled+0x48/0x280 [ 390.484423] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.489957] ? takeover_tasklets+0xa90/0xa90 [ 390.494364] run_ksoftirqd+0x5e/0x100 [ 390.498163] smpboot_thread_fn+0x68b/0xa00 [ 390.502400] ? sort_range+0x30/0x30 [ 390.506026] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 390.511122] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.516654] ? __kthread_parkme+0xfb/0x1a0 [ 390.520890] ? sort_range+0x30/0x30 [ 390.524524] kthread+0x35a/0x440 [ 390.527885] ? kthread_stop+0x900/0x900 [ 390.531853] ret_from_fork+0x3a/0x50 [ 390.535574] warn_alloc_show_mem: 1 callbacks suppressed [ 390.535583] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 390.535584] Mem-Info: [ 390.535614] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 390.535614] active_file:19 inactive_file:27 isolated_file:4 [ 390.535614] unevictable:0 dirty:0 writeback:0 unstable:0 [ 390.535614] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 390.535614] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 390.535614] free:13757 free_pcp:1126 free_cma:0 [ 390.540948] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 390.540955] Call Trace: [ 390.547803] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 390.550199] dump_stack+0x244/0x39d [ 390.583132] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 390.592654] ? dump_stack_print_info.cold.1+0x20/0x20 [ 390.595210] lowmem_reserve[]: 0 2818 6321 6321 [ 390.622880] warn_alloc.cold.116+0xb7/0x1bd [ 390.626472] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 390.652570] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 390.657730] lowmem_reserve[]: 0 0 3503 3503 [ 390.662304] ? lock_downgrade+0x900/0x900 [ 390.666596] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 390.694268] ? trace_hardirqs_off+0xb8/0x310 [ 390.699075] lowmem_reserve[]: 0 0 0 0 [ 390.703388] ? trace_hardirqs_off+0xb8/0x310 [ 390.707503] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 390.736646] __alloc_pages_slowpath+0x26e8/0x2e10 [ 390.741023] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 390.744837] ? warn_alloc+0x120/0x120 [ 390.749192] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 390.762705] ? print_usage_bug+0xc0/0xc0 [ 390.767522] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 390.782938] ? warn_alloc+0x120/0x120 [ 390.786725] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 390.801356] ? warn_alloc+0x120/0x120 [ 390.805386] 188 total pagecache pages [ 390.814211] ? print_usage_bug+0xc0/0xc0 [ 390.817983] 0 pages in swap cache [ 390.826541] ? print_usage_bug+0xc0/0xc0 [ 390.830312] Swap cache stats: add 0, delete 0, find 0/0 [ 390.834093] ? __lock_acquire+0x62f/0x4c20 [ 390.838122] Free swap = 0kB [ 390.841565] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.845596] Total swap = 0kB [ 390.850946] ? should_fail+0x22d/0xd01 [ 390.855151] 1965979 pages RAM [ 390.858159] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.863667] 0 pages HighMem/MovableOnly [ 390.866674] ? __lock_acquire+0x62f/0x4c20 [ 390.870528] 342854 pages reserved [ 390.873625] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.878698] 0 pages cma reserved [ 390.882659] ? __lock_acquire+0x62f/0x4c20 [ 390.886939] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 390.890307] ? should_fail+0x22d/0xd01 [ 390.890322] ? find_held_lock+0x36/0x1c0 [ 390.890345] ? mark_held_locks+0x130/0x130 [ 390.895472] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 390.898777] ? mark_held_locks+0x130/0x130 [ 390.903376] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 390.909863] ? zap_class+0x640/0x640 [ 390.944844] ? mark_held_locks+0xc7/0x130 [ 390.948984] ? do_raw_spin_unlock+0xa7/0x330 [ 390.953389] ? zap_class+0x640/0x640 [ 390.957096] ? print_usage_bug+0xc0/0xc0 [ 390.961157] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.966689] ? check_preemption_disabled+0x48/0x280 [ 390.971718] ? __lock_is_held+0xb5/0x140 [ 390.975780] __alloc_pages_nodemask+0xa80/0xde0 [ 390.980466] ? zap_class+0x640/0x640 [ 390.984184] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 390.989212] ? find_held_lock+0x36/0x1c0 [ 390.993275] ? ____cache_alloc_node+0x1c7/0x1e0 [ 390.997942] ? lock_downgrade+0x900/0x900 [ 391.002095] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.007634] cache_grow_begin+0xa5/0x8c0 [ 391.011689] ? do_raw_spin_unlock+0xa7/0x330 [ 391.016100] fallback_alloc+0x204/0x2e0 [ 391.020079] ____cache_alloc_node+0x1c7/0x1e0 [ 391.024578] kmem_cache_alloc_node+0xe3/0x730 [ 391.029067] ? ipv6_get_ifaddr+0x42e/0x620 [ 391.033307] __alloc_skb+0x119/0x770 [ 391.037014] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 391.042289] ? netdev_alloc_frag+0x1f0/0x1f0 [ 391.046692] ? lock_downgrade+0x900/0x900 [ 391.050839] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.056375] ? refcount_sub_and_test_checked+0x203/0x310 [ 391.061822] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 391.067358] ? addrconf_rs_timer+0x690/0x690 [ 391.071774] ndisc_alloc_skb+0x144/0x340 [ 391.075838] ndisc_send_rs+0x331/0x6e0 [ 391.079729] addrconf_rs_timer+0x314/0x690 [ 391.084052] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.088293] call_timer_fn+0x272/0x920 [ 391.092174] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.096403] ? process_timeout+0x40/0x40 [ 391.100467] ? __run_timers+0x7da/0xc70 [ 391.104439] ? _raw_spin_unlock_irq+0x27/0x80 [ 391.108932] ? _raw_spin_unlock_irq+0x27/0x80 [ 391.113418] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.117651] ? lockdep_hardirqs_on+0x296/0x5b0 [ 391.122228] ? trace_hardirqs_on+0xbd/0x310 [ 391.126544] ? kasan_check_read+0x11/0x20 [ 391.130684] ? __run_timers+0x7da/0xc70 [ 391.134653] ? trace_hardirqs_off_caller+0x310/0x310 [ 391.139754] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.143989] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.148219] __run_timers+0x7e5/0xc70 [ 391.152113] ? timer_fixup_init+0x70/0x70 [ 391.156254] ? _raw_spin_unlock_irq+0x27/0x80 [ 391.160743] ? _raw_spin_unlock_irq+0x27/0x80 [ 391.165235] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 391.169813] ? trace_hardirqs_on+0xbd/0x310 [ 391.174126] ? kasan_check_read+0x11/0x20 [ 391.178275] ? finish_task_switch+0x1f4/0x910 [ 391.182767] ? trace_hardirqs_off_caller+0x310/0x310 [ 391.187883] ? compat_start_thread+0x80/0x80 [ 391.192305] ? pvclock_read_flags+0x160/0x160 [ 391.196794] ? __switch_to_asm+0x34/0x70 [ 391.200873] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.206405] ? check_preemption_disabled+0x48/0x280 [ 391.211425] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 391.216957] ? rcu_pm_notify+0xc0/0xc0 [ 391.220843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.226383] ? check_preemption_disabled+0x48/0x280 [ 391.231403] run_timer_softirq+0x52/0xb0 [ 391.235457] ? rcu_read_lock_sched_held+0x14f/0x180 [ 391.240467] __do_softirq+0x308/0xb7e [ 391.244266] ? trace_hardirqs_on_caller+0xc0/0x310 [ 391.249193] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 391.254288] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 391.259732] ? __schedule+0x973/0x21d0 [ 391.263622] ? schedule+0x108/0x460 [ 391.267253] ? trace_hardirqs_off+0xb8/0x310 [ 391.271655] ? smpboot_thread_fn+0x68b/0xa00 [ 391.276062] ? trace_hardirqs_on+0x310/0x310 [ 391.280467] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.286001] ? check_preemption_disabled+0x48/0x280 [ 391.291013] ? takeover_tasklets+0xa90/0xa90 [ 391.295419] run_ksoftirqd+0x5e/0x100 [ 391.299216] smpboot_thread_fn+0x68b/0xa00 [ 391.303452] ? sort_range+0x30/0x30 [ 391.307084] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 391.312182] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.317717] ? __kthread_parkme+0xfb/0x1a0 [ 391.321956] ? sort_range+0x30/0x30 [ 391.325580] kthread+0x35a/0x440 [ 391.328944] ? kthread_stop+0x900/0x900 [ 391.332916] ret_from_fork+0x3a/0x50 [ 391.336643] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 391.336712] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 391.343570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 391.343575] Call Trace: [ 391.343592] dump_stack+0x244/0x39d [ 391.343610] ? dump_stack_print_info.cold.1+0x20/0x20 [ 391.350148] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 391.359429] warn_alloc.cold.116+0xb7/0x1bd [ 391.361978] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 391.365597] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 391.394833] ? lock_downgrade+0x900/0x900 [ 391.398990] ? trace_hardirqs_off+0xb8/0x310 [ 391.403399] ? trace_hardirqs_off+0xb8/0x310 [ 391.407813] __alloc_pages_slowpath+0x26e8/0x2e10 [ 391.412690] ? warn_alloc+0x120/0x120 [ 391.416489] ? print_usage_bug+0xc0/0xc0 [ 391.420549] ? warn_alloc+0x120/0x120 [ 391.424355] ? warn_alloc+0x120/0x120 [ 391.428156] ? print_usage_bug+0xc0/0xc0 [ 391.432235] ? print_usage_bug+0xc0/0xc0 [ 391.436290] ? __lock_acquire+0x62f/0x4c20 [ 391.440523] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.446056] ? should_fail+0x22d/0xd01 [ 391.449943] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 391.455043] ? __lock_acquire+0x62f/0x4c20 [ 391.459285] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 391.464382] ? __lock_acquire+0x62f/0x4c20 [ 391.468608] ? should_fail+0x22d/0xd01 [ 391.472496] ? find_held_lock+0x36/0x1c0 [ 391.476562] ? mark_held_locks+0x130/0x130 [ 391.480794] ? mark_held_locks+0x130/0x130 [ 391.485024] ? zap_class+0x640/0x640 [ 391.488734] ? zap_class+0x640/0x640 [ 391.492444] ? print_usage_bug+0xc0/0xc0 [ 391.496498] ? do_raw_spin_unlock+0xa7/0x330 [ 391.500905] ? zap_class+0x640/0x640 [ 391.504616] ? print_usage_bug+0xc0/0xc0 [ 391.508673] ? wq_watchdog_touch+0x9c/0xfe [ 391.512905] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.518439] ? check_preemption_disabled+0x48/0x280 [ 391.523555] ? __lock_is_held+0xb5/0x140 [ 391.527615] __alloc_pages_nodemask+0xa80/0xde0 [ 391.532280] ? zap_class+0x640/0x640 [ 391.535993] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 391.541013] ? find_held_lock+0x36/0x1c0 [ 391.545080] ? ____cache_alloc_node+0x1c7/0x1e0 [ 391.549746] ? lock_downgrade+0x900/0x900 [ 391.553899] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.559435] cache_grow_begin+0xa5/0x8c0 [ 391.563513] ? do_raw_spin_unlock+0xa7/0x330 [ 391.567927] fallback_alloc+0x204/0x2e0 [ 391.571905] ____cache_alloc_node+0x1c7/0x1e0 [ 391.576398] kmem_cache_alloc_node+0xe3/0x730 [ 391.580887] ? ipv6_get_ifaddr+0x42e/0x620 [ 391.585132] __alloc_skb+0x119/0x770 [ 391.588847] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 391.594124] ? netdev_alloc_frag+0x1f0/0x1f0 [ 391.598526] ? lock_downgrade+0x900/0x900 [ 391.602676] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.608208] ? refcount_sub_and_test_checked+0x203/0x310 [ 391.613660] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 391.619105] ? addrconf_rs_timer+0x690/0x690 [ 391.623523] ndisc_alloc_skb+0x144/0x340 [ 391.627582] ndisc_send_rs+0x331/0x6e0 [ 391.631469] addrconf_rs_timer+0x314/0x690 [ 391.635703] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.639946] call_timer_fn+0x272/0x920 [ 391.643834] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.648064] ? process_timeout+0x40/0x40 [ 391.652128] ? __run_timers+0x7da/0xc70 [ 391.656104] ? _raw_spin_unlock_irq+0x27/0x80 [ 391.660597] ? _raw_spin_unlock_irq+0x27/0x80 [ 391.665099] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.669331] ? lockdep_hardirqs_on+0x296/0x5b0 [ 391.673908] ? trace_hardirqs_on+0xbd/0x310 [ 391.678222] ? kasan_check_read+0x11/0x20 [ 391.682365] ? __run_timers+0x7da/0xc70 [ 391.686342] ? trace_hardirqs_off_caller+0x310/0x310 [ 391.691444] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.695675] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.699900] __run_timers+0x7e5/0xc70 [ 391.703706] ? timer_fixup_init+0x70/0x70 [ 391.707850] ? compat_start_thread+0x80/0x80 [ 391.712258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.717799] ? _raw_spin_unlock_irq+0x60/0x80 [ 391.722300] ? finish_task_switch+0x1f4/0x910 [ 391.726795] ? finish_task_switch+0x1b4/0x910 [ 391.731289] ? __switch_to_asm+0x34/0x70 [ 391.735350] ? preempt_notifier_register+0x200/0x200 [ 391.740445] ? __switch_to_asm+0x34/0x70 [ 391.744497] ? __switch_to_asm+0x40/0x70 [ 391.748552] ? __switch_to_asm+0x34/0x70 [ 391.752603] ? __switch_to_asm+0x40/0x70 [ 391.756659] ? __switch_to_asm+0x34/0x70 [ 391.760721] ? __switch_to_asm+0x40/0x70 [ 391.764782] ? __switch_to_asm+0x40/0x70 [ 391.768854] ? pvclock_read_flags+0x160/0x160 [ 391.773345] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.778877] ? check_preemption_disabled+0x48/0x280 [ 391.783897] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 391.789430] ? rcu_pm_notify+0xc0/0xc0 [ 391.793319] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.798853] ? check_preemption_disabled+0x48/0x280 [ 391.803872] run_timer_softirq+0x52/0xb0 [ 391.807929] ? rcu_read_lock_sched_held+0x14f/0x180 [ 391.812940] __do_softirq+0x308/0xb7e [ 391.816740] ? trace_hardirqs_on_caller+0xc0/0x310 [ 391.821668] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 391.826763] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 391.832217] ? schedule+0x108/0x460 [ 391.835842] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 391.840597] ? __schedule+0x21d0/0x21d0 [ 391.844573] ? trace_hardirqs_off+0xb8/0x310 [ 391.848976] ? smpboot_thread_fn+0x68b/0xa00 [ 391.853380] ? trace_hardirqs_on+0x310/0x310 [ 391.857786] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.863326] ? check_preemption_disabled+0x48/0x280 [ 391.868335] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.873882] ? takeover_tasklets+0xa90/0xa90 [ 391.878293] run_ksoftirqd+0x5e/0x100 [ 391.882090] smpboot_thread_fn+0x68b/0xa00 [ 391.886325] ? sort_range+0x30/0x30 [ 391.889960] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 391.895061] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.900595] ? __kthread_parkme+0xfb/0x1a0 [ 391.904829] ? sort_range+0x30/0x30 [ 391.908451] kthread+0x35a/0x440 [ 391.911823] ? kthread_stop+0x900/0x900 [ 391.915799] ret_from_fork+0x3a/0x50 [ 391.919531] warn_alloc_show_mem: 1 callbacks suppressed [ 391.919541] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 391.919543] Mem-Info: [ 391.919573] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 391.919573] active_file:19 inactive_file:27 isolated_file:4 [ 391.919573] unevictable:0 dirty:0 writeback:0 unstable:0 [ 391.919573] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 391.919573] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 391.919573] free:13757 free_pcp:1126 free_cma:0 [ 391.924900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 391.924907] Call Trace: [ 391.931746] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 391.934143] dump_stack+0x244/0x39d [ 391.967077] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 391.976425] ? dump_stack_print_info.cold.1+0x20/0x20 [ 391.978979] lowmem_reserve[]: 0 2818 6321 6321 [ 392.006649] warn_alloc.cold.116+0xb7/0x1bd [ 392.010240] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 392.036648] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 392.041811] lowmem_reserve[]: 0 0 3503 3503 [ 392.046383] ? lock_downgrade+0x900/0x900 [ 392.050676] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 392.078808] ? trace_hardirqs_off+0xb8/0x310 [ 392.083610] lowmem_reserve[]: 0 0 0 0 [ 392.087925] ? trace_hardirqs_off+0xb8/0x310 [ 392.092053] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 392.121631] __alloc_pages_slowpath+0x26e8/0x2e10 [ 392.126008] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 392.129838] ? warn_alloc+0x120/0x120 [ 392.134192] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 392.147708] ? print_usage_bug+0xc0/0xc0 [ 392.152523] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 392.167937] ? warn_alloc+0x120/0x120 [ 392.171717] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 392.186354] ? warn_alloc+0x120/0x120 [ 392.190384] 188 total pagecache pages [ 392.199208] ? print_usage_bug+0xc0/0xc0 [ 392.202984] 0 pages in swap cache [ 392.211543] ? print_usage_bug+0xc0/0xc0 [ 392.215317] Swap cache stats: add 0, delete 0, find 0/0 [ 392.219118] ? __lock_acquire+0x62f/0x4c20 [ 392.223149] Free swap = 0kB [ 392.226588] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.230610] Total swap = 0kB [ 392.230617] 1965979 pages RAM [ 392.235972] ? should_fail+0x22d/0xd01 [ 392.240175] 0 pages HighMem/MovableOnly [ 392.243181] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 392.248682] 342854 pages reserved [ 392.248689] 0 pages cma reserved [ 392.251697] ? __lock_acquire+0x62f/0x4c20 [ 392.254836] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 392.258660] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 392.258672] ? __lock_acquire+0x62f/0x4c20 [ 392.258686] ? should_fail+0x22d/0xd01 [ 392.262687] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 392.267724] ? find_held_lock+0x36/0x1c0 [ 392.271148] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 392.274504] ? mark_held_locks+0x130/0x130 [ 392.321556] ? mark_held_locks+0x130/0x130 [ 392.325795] ? zap_class+0x640/0x640 [ 392.329505] ? mark_held_locks+0xc7/0x130 [ 392.333647] ? do_raw_spin_unlock+0xa7/0x330 [ 392.338049] ? zap_class+0x640/0x640 [ 392.341767] ? print_usage_bug+0xc0/0xc0 [ 392.345830] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.351367] ? check_preemption_disabled+0x48/0x280 [ 392.356386] ? __lock_is_held+0xb5/0x140 [ 392.360451] __alloc_pages_nodemask+0xa80/0xde0 [ 392.365113] ? zap_class+0x640/0x640 [ 392.368834] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 392.373856] ? find_held_lock+0x36/0x1c0 [ 392.377944] ? ____cache_alloc_node+0x1c7/0x1e0 [ 392.382632] ? lock_downgrade+0x900/0x900 [ 392.386790] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.392328] cache_grow_begin+0xa5/0x8c0 [ 392.396380] ? do_raw_spin_unlock+0xa7/0x330 [ 392.400792] fallback_alloc+0x204/0x2e0 [ 392.404782] ____cache_alloc_node+0x1c7/0x1e0 [ 392.409276] kmem_cache_alloc_node+0xe3/0x730 [ 392.413779] ? ipv6_get_ifaddr+0x42e/0x620 [ 392.418020] __alloc_skb+0x119/0x770 [ 392.421731] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 392.427016] ? netdev_alloc_frag+0x1f0/0x1f0 [ 392.431419] ? lock_downgrade+0x900/0x900 [ 392.435571] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.441103] ? refcount_sub_and_test_checked+0x203/0x310 [ 392.446555] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 392.452007] ? addrconf_rs_timer+0x690/0x690 [ 392.456422] ndisc_alloc_skb+0x144/0x340 [ 392.460480] ndisc_send_rs+0x331/0x6e0 [ 392.464365] addrconf_rs_timer+0x314/0x690 [ 392.468600] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.472839] call_timer_fn+0x272/0x920 [ 392.476723] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.480959] ? process_timeout+0x40/0x40 [ 392.485022] ? __run_timers+0x7da/0xc70 [ 392.489002] ? _raw_spin_unlock_irq+0x27/0x80 [ 392.493495] ? _raw_spin_unlock_irq+0x27/0x80 [ 392.497987] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.502221] ? lockdep_hardirqs_on+0x296/0x5b0 [ 392.506799] ? trace_hardirqs_on+0xbd/0x310 [ 392.511113] ? kasan_check_read+0x11/0x20 [ 392.515253] ? __run_timers+0x7da/0xc70 [ 392.519224] ? trace_hardirqs_off_caller+0x310/0x310 [ 392.524325] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.528562] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.532787] __run_timers+0x7e5/0xc70 [ 392.536591] ? timer_fixup_init+0x70/0x70 [ 392.540733] ? _raw_spin_unlock_irq+0x27/0x80 [ 392.545233] ? _raw_spin_unlock_irq+0x27/0x80 [ 392.549724] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 392.554312] ? trace_hardirqs_on+0xbd/0x310 [ 392.558624] ? kasan_check_read+0x11/0x20 [ 392.562779] ? finish_task_switch+0x1f4/0x910 [ 392.567273] ? trace_hardirqs_off_caller+0x310/0x310 [ 392.572367] ? compat_start_thread+0x80/0x80 [ 392.576792] ? pvclock_read_flags+0x160/0x160 [ 392.581283] ? __switch_to_asm+0x34/0x70 [ 392.585339] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.590870] ? check_preemption_disabled+0x48/0x280 [ 392.595889] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 392.601421] ? rcu_pm_notify+0xc0/0xc0 [ 392.605305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.610843] ? check_preemption_disabled+0x48/0x280 [ 392.615858] run_timer_softirq+0x52/0xb0 [ 392.619919] ? rcu_read_lock_sched_held+0x14f/0x180 [ 392.624940] __do_softirq+0x308/0xb7e [ 392.628752] ? trace_hardirqs_on_caller+0xc0/0x310 [ 392.633679] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 392.638779] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 392.644223] ? __schedule+0x973/0x21d0 [ 392.648109] ? schedule+0x108/0x460 [ 392.651751] ? trace_hardirqs_off+0xb8/0x310 [ 392.656157] ? smpboot_thread_fn+0x68b/0xa00 [ 392.660559] ? trace_hardirqs_on+0x310/0x310 [ 392.664965] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.670496] ? check_preemption_disabled+0x48/0x280 [ 392.675506] ? takeover_tasklets+0xa90/0xa90 [ 392.679911] run_ksoftirqd+0x5e/0x100 [ 392.683706] smpboot_thread_fn+0x68b/0xa00 [ 392.687947] ? sort_range+0x30/0x30 [ 392.691573] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 392.696670] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.702202] ? __kthread_parkme+0xfb/0x1a0 [ 392.706434] ? sort_range+0x30/0x30 [ 392.710054] kthread+0x35a/0x440 [ 392.713415] ? kthread_stop+0x900/0x900 [ 392.717384] ret_from_fork+0x3a/0x50 [ 392.721110] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 392.721174] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 392.728027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 392.728034] Call Trace: [ 392.734590] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 392.743854] dump_stack+0x244/0x39d [ 392.746411] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 392.756710] ? dump_stack_print_info.cold.1+0x20/0x20 [ 392.770155] warn_alloc.cold.116+0xb7/0x1bd [ 392.774475] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 392.779319] ? lock_downgrade+0x900/0x900 [ 392.783471] ? trace_hardirqs_off+0xb8/0x310 [ 392.787880] ? trace_hardirqs_off+0xb8/0x310 [ 392.792290] __alloc_pages_slowpath+0x26e8/0x2e10 [ 392.797156] ? warn_alloc+0x120/0x120 [ 392.800956] ? print_usage_bug+0xc0/0xc0 [ 392.805013] ? warn_alloc+0x120/0x120 [ 392.808811] ? warn_alloc+0x120/0x120 [ 392.812606] ? print_usage_bug+0xc0/0xc0 [ 392.816668] ? print_usage_bug+0xc0/0xc0 [ 392.820736] ? __lock_acquire+0x62f/0x4c20 [ 392.824969] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.830517] ? should_fail+0x22d/0xd01 [ 392.834415] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 392.839514] ? __lock_acquire+0x62f/0x4c20 [ 392.843750] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 392.848845] ? __lock_acquire+0x62f/0x4c20 [ 392.853071] ? should_fail+0x22d/0xd01 [ 392.856952] ? find_held_lock+0x36/0x1c0 [ 392.861014] ? mark_held_locks+0x130/0x130 [ 392.865254] ? mark_held_locks+0x130/0x130 [ 392.869480] ? zap_class+0x640/0x640 [ 392.873191] ? zap_class+0x640/0x640 [ 392.876909] ? print_usage_bug+0xc0/0xc0 [ 392.880964] ? do_raw_spin_unlock+0xa7/0x330 [ 392.885368] ? zap_class+0x640/0x640 [ 392.889079] ? print_usage_bug+0xc0/0xc0 [ 392.893138] ? wq_watchdog_touch+0x9c/0xfe [ 392.897372] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.903489] ? check_preemption_disabled+0x48/0x280 [ 392.908513] ? __lock_is_held+0xb5/0x140 [ 392.912578] __alloc_pages_nodemask+0xa80/0xde0 [ 392.917241] ? zap_class+0x640/0x640 [ 392.920980] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 392.926003] ? find_held_lock+0x36/0x1c0 [ 392.930068] ? ____cache_alloc_node+0x1c7/0x1e0 [ 392.934736] ? lock_downgrade+0x900/0x900 [ 392.938886] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.944423] cache_grow_begin+0xa5/0x8c0 [ 392.948487] ? do_raw_spin_unlock+0xa7/0x330 [ 392.952896] fallback_alloc+0x204/0x2e0 [ 392.956869] ____cache_alloc_node+0x1c7/0x1e0 [ 392.961362] kmem_cache_alloc_node+0xe3/0x730 [ 392.965852] ? ipv6_get_ifaddr+0x42e/0x620 [ 392.970091] __alloc_skb+0x119/0x770 [ 392.973803] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 392.979077] ? netdev_alloc_frag+0x1f0/0x1f0 [ 392.983483] ? lock_downgrade+0x900/0x900 [ 392.987633] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.993169] ? refcount_sub_and_test_checked+0x203/0x310 [ 392.998617] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 393.004066] ? addrconf_rs_timer+0x690/0x690 [ 393.008481] ndisc_alloc_skb+0x144/0x340 [ 393.012542] ndisc_send_rs+0x331/0x6e0 [ 393.016434] addrconf_rs_timer+0x314/0x690 [ 393.020670] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.024919] call_timer_fn+0x272/0x920 [ 393.028801] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.033032] ? process_timeout+0x40/0x40 [ 393.037096] ? __run_timers+0x7da/0xc70 [ 393.041071] ? _raw_spin_unlock_irq+0x27/0x80 [ 393.045563] ? _raw_spin_unlock_irq+0x27/0x80 [ 393.050048] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.054286] ? lockdep_hardirqs_on+0x296/0x5b0 [ 393.058863] ? trace_hardirqs_on+0xbd/0x310 [ 393.063180] ? kasan_check_read+0x11/0x20 [ 393.067323] ? __run_timers+0x7da/0xc70 [ 393.071290] ? trace_hardirqs_off_caller+0x310/0x310 [ 393.076400] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.080636] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.084860] __run_timers+0x7e5/0xc70 [ 393.088663] ? timer_fixup_init+0x70/0x70 [ 393.092810] ? compat_start_thread+0x80/0x80 [ 393.097219] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.102759] ? _raw_spin_unlock_irq+0x60/0x80 [ 393.107510] ? finish_task_switch+0x1f4/0x910 [ 393.112001] ? finish_task_switch+0x1b4/0x910 [ 393.116489] ? __switch_to_asm+0x34/0x70 [ 393.120548] ? preempt_notifier_register+0x200/0x200 [ 393.125648] ? __switch_to_asm+0x34/0x70 [ 393.129707] ? __switch_to_asm+0x40/0x70 [ 393.133763] ? __switch_to_asm+0x34/0x70 [ 393.137814] ? __switch_to_asm+0x40/0x70 [ 393.141865] ? __switch_to_asm+0x34/0x70 [ 393.145919] ? __switch_to_asm+0x40/0x70 [ 393.149973] ? __switch_to_asm+0x40/0x70 [ 393.154036] ? pvclock_read_flags+0x160/0x160 [ 393.158526] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.164058] ? check_preemption_disabled+0x48/0x280 [ 393.169077] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 393.174764] ? rcu_pm_notify+0xc0/0xc0 [ 393.178645] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.184180] ? check_preemption_disabled+0x48/0x280 [ 393.189213] run_timer_softirq+0x52/0xb0 [ 393.193267] ? rcu_read_lock_sched_held+0x14f/0x180 [ 393.198281] __do_softirq+0x308/0xb7e [ 393.202078] ? trace_hardirqs_on_caller+0xc0/0x310 [ 393.207014] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 393.212110] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 393.217559] ? schedule+0x108/0x460 [ 393.221183] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 393.225943] ? __schedule+0x21d0/0x21d0 [ 393.229915] ? trace_hardirqs_off+0xb8/0x310 [ 393.234321] ? smpboot_thread_fn+0x68b/0xa00 [ 393.238724] ? trace_hardirqs_on+0x310/0x310 [ 393.243131] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.248665] ? check_preemption_disabled+0x48/0x280 [ 393.253689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.259220] ? takeover_tasklets+0xa90/0xa90 [ 393.263624] run_ksoftirqd+0x5e/0x100 [ 393.267418] smpboot_thread_fn+0x68b/0xa00 [ 393.271652] ? sort_range+0x30/0x30 [ 393.275283] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 393.280379] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.285915] ? __kthread_parkme+0xfb/0x1a0 [ 393.290147] ? sort_range+0x30/0x30 [ 393.293768] kthread+0x35a/0x440 [ 393.297133] ? kthread_stop+0x900/0x900 [ 393.301106] ret_from_fork+0x3a/0x50 [ 393.304845] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 393.304850] warn_alloc_show_mem: 1 callbacks suppressed [ 393.304856] Mem-Info: [ 393.311697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 393.317060] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 393.317060] active_file:19 inactive_file:27 isolated_file:4 [ 393.317060] unevictable:0 dirty:0 writeback:0 unstable:0 [ 393.317060] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 393.317060] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 393.317060] free:13757 free_pcp:1126 free_cma:0 [ 393.319431] Call Trace: [ 393.328806] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 393.361738] dump_stack+0x244/0x39d [ 393.364294] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 393.391957] ? dump_stack_print_info.cold.1+0x20/0x20 [ 393.395551] lowmem_reserve[]: 0 2818 6321 6321 [ 393.421686] warn_alloc.cold.116+0xb7/0x1bd [ 393.426836] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 393.431406] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 393.435706] lowmem_reserve[]: 0 0 3503 3503 [ 393.463369] ? lock_downgrade+0x900/0x900 [ 393.468181] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 393.472499] ? trace_hardirqs_off+0xb8/0x310 [ 393.476615] lowmem_reserve[]: 0 0 0 0 [ 393.505751] ? trace_hardirqs_off+0xb8/0x310 [ 393.510129] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 393.513924] __alloc_pages_slowpath+0x26e8/0x2e10 [ 393.518297] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 393.531839] ? warn_alloc+0x120/0x120 [ 393.536628] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 393.552060] ? print_usage_bug+0xc0/0xc0 [ 393.555838] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 393.570468] ? warn_alloc+0x120/0x120 [ 393.574506] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 393.583325] ? warn_alloc+0x120/0x120 [ 393.587094] 188 total pagecache pages [ 393.595666] ? print_usage_bug+0xc0/0xc0 [ 393.599446] 0 pages in swap cache [ 393.603228] ? print_usage_bug+0xc0/0xc0 [ 393.607262] Swap cache stats: add 0, delete 0, find 0/0 [ 393.610703] ? __lock_acquire+0x62f/0x4c20 [ 393.614737] Free swap = 0kB [ 393.620096] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.624301] Total swap = 0kB [ 393.627303] ? should_fail+0x22d/0xd01 [ 393.632809] 1965979 pages RAM [ 393.635814] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 393.639696] 0 pages HighMem/MovableOnly [ 393.642791] ? __lock_acquire+0x62f/0x4c20 [ 393.647863] 342854 pages reserved [ 393.651824] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 393.656029] 0 pages cma reserved [ 393.659470] ? __lock_acquire+0x62f/0x4c20 [ 393.664604] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 393.667888] ? should_fail+0x22d/0xd01 [ 393.667903] ? find_held_lock+0x36/0x1c0 [ 393.672190] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 393.678598] ? mark_held_locks+0x130/0x130 [ 393.682451] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 393.686501] ? mark_held_locks+0x130/0x130 [ 393.709875] ? zap_class+0x640/0x640 [ 393.713597] ? mark_held_locks+0xc7/0x130 [ 393.717736] ? do_raw_spin_unlock+0xa7/0x330 [ 393.722138] ? zap_class+0x640/0x640 [ 393.725848] ? print_usage_bug+0xc0/0xc0 [ 393.729909] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.735440] ? check_preemption_disabled+0x48/0x280 [ 393.740461] ? __lock_is_held+0xb5/0x140 [ 393.744521] __alloc_pages_nodemask+0xa80/0xde0 [ 393.749188] ? zap_class+0x640/0x640 [ 393.752899] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 393.757923] ? find_held_lock+0x36/0x1c0 [ 393.761986] ? ____cache_alloc_node+0x1c7/0x1e0 [ 393.766661] ? lock_downgrade+0x900/0x900 [ 393.770813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.776350] cache_grow_begin+0xa5/0x8c0 [ 393.780403] ? do_raw_spin_unlock+0xa7/0x330 [ 393.784812] fallback_alloc+0x204/0x2e0 [ 393.788785] ____cache_alloc_node+0x1c7/0x1e0 [ 393.793283] kmem_cache_alloc_node+0xe3/0x730 [ 393.797772] ? ipv6_get_ifaddr+0x42e/0x620 [ 393.802013] __alloc_skb+0x119/0x770 [ 393.805719] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 393.810997] ? netdev_alloc_frag+0x1f0/0x1f0 [ 393.815398] ? lock_downgrade+0x900/0x900 [ 393.819545] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.825080] ? refcount_sub_and_test_checked+0x203/0x310 [ 393.830527] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 393.836067] ? addrconf_rs_timer+0x690/0x690 [ 393.840485] ndisc_alloc_skb+0x144/0x340 [ 393.844544] ndisc_send_rs+0x331/0x6e0 [ 393.848432] addrconf_rs_timer+0x314/0x690 [ 393.852667] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.856905] call_timer_fn+0x272/0x920 [ 393.860790] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.865021] ? process_timeout+0x40/0x40 [ 393.869088] ? __run_timers+0x7da/0xc70 [ 393.873064] ? _raw_spin_unlock_irq+0x27/0x80 [ 393.877557] ? _raw_spin_unlock_irq+0x27/0x80 [ 393.882044] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.886278] ? lockdep_hardirqs_on+0x296/0x5b0 [ 393.890858] ? trace_hardirqs_on+0xbd/0x310 [ 393.895176] ? kasan_check_read+0x11/0x20 [ 393.899653] ? __run_timers+0x7da/0xc70 [ 393.903634] ? trace_hardirqs_off_caller+0x310/0x310 [ 393.908737] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.912973] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.917200] __run_timers+0x7e5/0xc70 [ 393.921003] ? timer_fixup_init+0x70/0x70 [ 393.925146] ? _raw_spin_unlock_irq+0x27/0x80 [ 393.929646] ? _raw_spin_unlock_irq+0x27/0x80 [ 393.934136] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 393.938717] ? trace_hardirqs_on+0xbd/0x310 [ 393.943035] ? kasan_check_read+0x11/0x20 [ 393.947179] ? finish_task_switch+0x1f4/0x910 [ 393.951670] ? trace_hardirqs_off_caller+0x310/0x310 [ 393.956770] ? compat_start_thread+0x80/0x80 [ 393.961195] ? pvclock_read_flags+0x160/0x160 [ 393.965682] ? __switch_to_asm+0x34/0x70 [ 393.969741] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.975276] ? check_preemption_disabled+0x48/0x280 [ 393.980301] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 393.985837] ? rcu_pm_notify+0xc0/0xc0 [ 393.989721] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.995256] ? check_preemption_disabled+0x48/0x280 [ 394.000269] run_timer_softirq+0x52/0xb0 [ 394.004327] ? rcu_read_lock_sched_held+0x14f/0x180 [ 394.009341] __do_softirq+0x308/0xb7e [ 394.013141] ? trace_hardirqs_on_caller+0xc0/0x310 [ 394.018066] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 394.023164] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 394.028624] ? __schedule+0x973/0x21d0 [ 394.032516] ? schedule+0x108/0x460 [ 394.036150] ? trace_hardirqs_off+0xb8/0x310 [ 394.040554] ? smpboot_thread_fn+0x68b/0xa00 [ 394.044957] ? trace_hardirqs_on+0x310/0x310 [ 394.049360] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.054890] ? check_preemption_disabled+0x48/0x280 [ 394.059901] ? takeover_tasklets+0xa90/0xa90 [ 394.064304] run_ksoftirqd+0x5e/0x100 [ 394.068736] smpboot_thread_fn+0x68b/0xa00 [ 394.072971] ? sort_range+0x30/0x30 [ 394.076595] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 394.081703] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.087237] ? __kthread_parkme+0xfb/0x1a0 [ 394.091470] ? sort_range+0x30/0x30 [ 394.095089] kthread+0x35a/0x440 [ 394.098450] ? kthread_stop+0x900/0x900 [ 394.102423] ret_from_fork+0x3a/0x50 [ 394.106148] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 394.106218] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 394.113067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 394.113071] Call Trace: [ 394.113088] dump_stack+0x244/0x39d [ 394.113112] ? dump_stack_print_info.cold.1+0x20/0x20 [ 394.119692] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 394.128937] warn_alloc.cold.116+0xb7/0x1bd [ 394.131589] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 394.135206] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 394.135224] ? lock_downgrade+0x900/0x900 [ 394.168647] ? trace_hardirqs_off+0xb8/0x310 [ 394.173058] ? trace_hardirqs_off+0xb8/0x310 [ 394.177470] __alloc_pages_slowpath+0x26e8/0x2e10 [ 394.182333] ? warn_alloc+0x120/0x120 [ 394.186145] ? print_usage_bug+0xc0/0xc0 [ 394.190203] ? warn_alloc+0x120/0x120 [ 394.194000] ? warn_alloc+0x120/0x120 [ 394.197798] ? print_usage_bug+0xc0/0xc0 [ 394.201856] ? print_usage_bug+0xc0/0xc0 [ 394.205925] ? __lock_acquire+0x62f/0x4c20 [ 394.210159] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.215690] ? should_fail+0x22d/0xd01 [ 394.219578] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 394.224689] ? __lock_acquire+0x62f/0x4c20 [ 394.228922] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 394.234022] ? __lock_acquire+0x62f/0x4c20 [ 394.238250] ? should_fail+0x22d/0xd01 [ 394.242131] ? find_held_lock+0x36/0x1c0 [ 394.246193] ? mark_held_locks+0x130/0x130 [ 394.250431] ? mark_held_locks+0x130/0x130 [ 394.254660] ? zap_class+0x640/0x640 [ 394.258372] ? mark_held_locks+0xc7/0x130 [ 394.262519] ? do_raw_spin_unlock+0xa7/0x330 [ 394.266922] ? zap_class+0x640/0x640 [ 394.272282] ? print_usage_bug+0xc0/0xc0 [ 394.276340] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.281875] ? check_preemption_disabled+0x48/0x280 [ 394.286896] ? __lock_is_held+0xb5/0x140 [ 394.290958] __alloc_pages_nodemask+0xa80/0xde0 [ 394.295622] ? zap_class+0x640/0x640 [ 394.299334] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 394.304357] ? find_held_lock+0x36/0x1c0 [ 394.308425] ? ____cache_alloc_node+0x1c7/0x1e0 [ 394.313093] ? lock_downgrade+0x900/0x900 [ 394.317240] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.322776] cache_grow_begin+0xa5/0x8c0 [ 394.326834] ? do_raw_spin_unlock+0xa7/0x330 [ 394.331244] fallback_alloc+0x204/0x2e0 [ 394.335221] ____cache_alloc_node+0x1c7/0x1e0 [ 394.339719] kmem_cache_alloc_node+0xe3/0x730 [ 394.344214] ? ipv6_get_ifaddr+0x42e/0x620 [ 394.348452] __alloc_skb+0x119/0x770 [ 394.352165] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 394.357443] ? netdev_alloc_frag+0x1f0/0x1f0 [ 394.361849] ? lock_downgrade+0x900/0x900 [ 394.365996] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.371531] ? refcount_sub_and_test_checked+0x203/0x310 [ 394.376977] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 394.382425] ? addrconf_rs_timer+0x690/0x690 [ 394.386841] ndisc_alloc_skb+0x144/0x340 [ 394.390899] ndisc_send_rs+0x331/0x6e0 [ 394.394783] addrconf_rs_timer+0x314/0x690 [ 394.399036] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.403274] call_timer_fn+0x272/0x920 [ 394.407157] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.411387] ? process_timeout+0x40/0x40 [ 394.415449] ? __run_timers+0x7da/0xc70 [ 394.419425] ? _raw_spin_unlock_irq+0x27/0x80 [ 394.423919] ? _raw_spin_unlock_irq+0x27/0x80 [ 394.428408] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.432656] ? lockdep_hardirqs_on+0x296/0x5b0 [ 394.437247] ? trace_hardirqs_on+0xbd/0x310 [ 394.441562] ? kasan_check_read+0x11/0x20 [ 394.445712] ? __run_timers+0x7da/0xc70 [ 394.449684] ? trace_hardirqs_off_caller+0x310/0x310 [ 394.454783] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.459020] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.463249] __run_timers+0x7e5/0xc70 [ 394.467054] ? timer_fixup_init+0x70/0x70 [ 394.471196] ? compat_start_thread+0x80/0x80 [ 394.475604] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.481140] ? _raw_spin_unlock_irq+0x60/0x80 [ 394.485633] ? finish_task_switch+0x1f4/0x910 [ 394.490122] ? finish_task_switch+0x1b4/0x910 [ 394.494608] ? __switch_to_asm+0x34/0x70 [ 394.498676] ? preempt_notifier_register+0x200/0x200 [ 394.503864] ? __switch_to_asm+0x34/0x70 [ 394.507922] ? __switch_to_asm+0x40/0x70 [ 394.511973] ? __switch_to_asm+0x34/0x70 [ 394.516025] ? __switch_to_asm+0x40/0x70 [ 394.520080] ? __switch_to_asm+0x34/0x70 [ 394.524135] ? __switch_to_asm+0x40/0x70 [ 394.528188] ? __switch_to_asm+0x40/0x70 [ 394.532254] ? pvclock_read_flags+0x160/0x160 [ 394.536744] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.542278] ? check_preemption_disabled+0x48/0x280 [ 394.547295] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 394.552826] ? rcu_pm_notify+0xc0/0xc0 [ 394.556708] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.562243] ? check_preemption_disabled+0x48/0x280 [ 394.567261] run_timer_softirq+0x52/0xb0 [ 394.571317] ? rcu_read_lock_sched_held+0x14f/0x180 [ 394.576327] __do_softirq+0x308/0xb7e [ 394.580128] ? trace_hardirqs_on_caller+0xc0/0x310 [ 394.585080] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 394.590180] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 394.595630] ? schedule+0x108/0x460 [ 394.599251] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 394.604024] ? __schedule+0x21d0/0x21d0 [ 394.608002] ? trace_hardirqs_off+0xb8/0x310 [ 394.612406] ? smpboot_thread_fn+0x68b/0xa00 [ 394.616811] ? trace_hardirqs_on+0x310/0x310 [ 394.621216] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.626748] ? check_preemption_disabled+0x48/0x280 [ 394.631758] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.637292] ? takeover_tasklets+0xa90/0xa90 [ 394.641694] run_ksoftirqd+0x5e/0x100 [ 394.645501] smpboot_thread_fn+0x68b/0xa00 [ 394.649731] ? sort_range+0x30/0x30 [ 394.653354] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 394.658453] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.663985] ? __kthread_parkme+0xfb/0x1a0 [ 394.668214] ? sort_range+0x30/0x30 [ 394.671833] kthread+0x35a/0x440 [ 394.675197] ? kthread_stop+0x900/0x900 [ 394.679166] ret_from_fork+0x3a/0x50 [ 394.682891] warn_alloc_show_mem: 1 callbacks suppressed [ 394.682901] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 394.682902] Mem-Info: [ 394.682934] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 394.682934] active_file:19 inactive_file:27 isolated_file:4 [ 394.682934] unevictable:0 dirty:0 writeback:0 unstable:0 [ 394.682934] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 394.682934] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 394.682934] free:13757 free_pcp:1126 free_cma:0 [ 394.688266] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 394.695099] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 394.697488] Call Trace: [ 394.730429] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 394.739776] dump_stack+0x244/0x39d [ 394.767428] lowmem_reserve[]: 0 2818 6321 6321 [ 394.770005] ? dump_stack_print_info.cold.1+0x20/0x20 [ 394.796087] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 394.799712] warn_alloc.cold.116+0xb7/0x1bd [ 394.804253] lowmem_reserve[]: 0 0 3503 3503 [ 394.809430] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 394.837072] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 394.841390] ? lock_downgrade+0x900/0x900 [ 394.845679] lowmem_reserve[]: 0 0 0 0 [ 394.850512] ? trace_hardirqs_off+0xb8/0x310 [ 394.879628] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 394.883773] ? trace_hardirqs_off+0xb8/0x310 [ 394.887545] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 394.891951] __alloc_pages_slowpath+0x26e8/0x2e10 [ 394.905774] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 394.910222] ? warn_alloc+0x120/0x120 [ 394.925608] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 394.930435] ? warn_alloc+0x120/0x120 [ 394.945064] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 394.948848] ? warn_alloc+0x120/0x120 [ 394.957654] 188 total pagecache pages [ 394.961446] ? print_usage_bug+0xc0/0xc0 [ 394.969994] 0 pages in swap cache [ 394.973775] ? __lock_acquire+0x62f/0x4c20 [ 394.977549] Swap cache stats: add 0, delete 0, find 0/0 [ 394.981595] ? print_usage_bug+0xc0/0xc0 [ 394.985019] Free swap = 0kB [ 394.989240] ? print_usage_bug+0xc0/0xc0 [ 394.994574] Total swap = 0kB [ 394.998622] ? print_usage_bug+0xc0/0xc0 [ 395.001956] 1965979 pages RAM [ 395.006004] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.008988] 0 pages HighMem/MovableOnly [ 395.008995] 342854 pages reserved [ 395.013048] ? should_fail+0x22d/0xd01 [ 395.016123] 0 pages cma reserved [ 395.021647] ? print_usage_bug+0xc0/0xc0 [ 395.025652] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 395.029035] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.029050] ? __lock_acquire+0x62f/0x4c20 [ 395.029069] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.032976] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 395.036279] ? __lock_acquire+0x62f/0x4c20 [ 395.040321] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 395.046798] ? should_fail+0x22d/0xd01 [ 395.084314] ? mark_held_locks+0x130/0x130 [ 395.088548] ? mark_held_locks+0x130/0x130 [ 395.092777] ? mark_held_locks+0x130/0x130 [ 395.097012] ? zap_class+0x640/0x640 [ 395.100720] ? mark_held_locks+0x130/0x130 [ 395.104949] ? mark_held_locks+0x130/0x130 [ 395.109180] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.114715] ? check_preemption_disabled+0x48/0x280 [ 395.119737] ? __lock_is_held+0xb5/0x140 [ 395.123801] __alloc_pages_nodemask+0xa80/0xde0 [ 395.128479] ? zap_class+0x640/0x640 [ 395.132212] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 395.137236] ? find_held_lock+0x36/0x1c0 [ 395.141303] ? ____cache_alloc_node+0x1c7/0x1e0 [ 395.145966] ? lock_downgrade+0x900/0x900 [ 395.150117] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.155654] cache_grow_begin+0xa5/0x8c0 [ 395.159707] ? do_raw_spin_unlock+0xa7/0x330 [ 395.164117] fallback_alloc+0x204/0x2e0 [ 395.168095] ____cache_alloc_node+0x1c7/0x1e0 [ 395.172591] kmem_cache_alloc_node+0xe3/0x730 [ 395.177085] ? lockdep_hardirqs_on+0x296/0x5b0 [ 395.181668] __alloc_skb+0x119/0x770 [ 395.185381] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 395.190746] ? netdev_alloc_frag+0x1f0/0x1f0 [ 395.195156] ? lock_acquire+0x1ed/0x520 [ 395.199125] ? aoecmd_cfg+0x108/0x7f0 [ 395.202923] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.208455] ? check_preemption_disabled+0x48/0x280 [ 395.213473] ? kasan_check_read+0x11/0x20 [ 395.217627] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 395.222896] ? rcu_softirq_qs+0x20/0x20 [ 395.226864] ? do_raw_spin_trylock+0x270/0x270 [ 395.231449] new_skb+0x26/0x1c0 [ 395.234725] aoecmd_cfg+0x279/0x7f0 [ 395.238346] ? find_held_lock+0x36/0x1c0 [ 395.242404] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 395.246729] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.252265] ? check_preemption_disabled+0x48/0x280 [ 395.257284] ? __lock_is_held+0xb5/0x140 [ 395.261353] discover_timer+0x50/0x60 [ 395.265150] call_timer_fn+0x272/0x920 [ 395.269036] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 395.273875] ? process_timeout+0x40/0x40 [ 395.277952] ? __run_timers+0x7da/0xc70 [ 395.281926] ? _raw_spin_unlock_irq+0x27/0x80 [ 395.286413] ? _raw_spin_unlock_irq+0x27/0x80 [ 395.290901] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 395.295753] ? lockdep_hardirqs_on+0x296/0x5b0 [ 395.300335] ? trace_hardirqs_on+0xbd/0x310 [ 395.304651] ? kasan_check_read+0x11/0x20 [ 395.308789] ? __run_timers+0x7da/0xc70 [ 395.312761] ? trace_hardirqs_off_caller+0x310/0x310 [ 395.317869] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 395.322706] __run_timers+0x7e5/0xc70 [ 395.326522] ? timer_fixup_init+0x70/0x70 [ 395.330667] ? _raw_spin_unlock_irq+0x27/0x80 [ 395.335156] ? _raw_spin_unlock_irq+0x27/0x80 [ 395.339649] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 395.344226] ? trace_hardirqs_on+0xbd/0x310 [ 395.348540] ? kasan_check_read+0x11/0x20 [ 395.352694] ? finish_task_switch+0x1f4/0x910 [ 395.357183] ? trace_hardirqs_off_caller+0x310/0x310 [ 395.362278] ? compat_start_thread+0x80/0x80 [ 395.366701] ? pvclock_read_flags+0x160/0x160 [ 395.371190] ? __switch_to_asm+0x34/0x70 [ 395.375246] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.380781] ? check_preemption_disabled+0x48/0x280 [ 395.385801] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 395.391337] ? rcu_pm_notify+0xc0/0xc0 [ 395.395225] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.400756] ? check_preemption_disabled+0x48/0x280 [ 395.405771] run_timer_softirq+0x52/0xb0 [ 395.409829] ? rcu_read_lock_sched_held+0x14f/0x180 [ 395.414841] __do_softirq+0x308/0xb7e [ 395.418645] ? trace_hardirqs_on_caller+0xc0/0x310 [ 395.423575] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 395.428674] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 395.434120] ? __schedule+0x973/0x21d0 [ 395.438006] ? schedule+0x108/0x460 [ 395.441637] ? trace_hardirqs_off+0xb8/0x310 [ 395.446041] ? smpboot_thread_fn+0x68b/0xa00 [ 395.450447] ? trace_hardirqs_on+0x310/0x310 [ 395.454863] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.460396] ? check_preemption_disabled+0x48/0x280 [ 395.465406] ? takeover_tasklets+0xa90/0xa90 [ 395.469814] run_ksoftirqd+0x5e/0x100 [ 395.473608] smpboot_thread_fn+0x68b/0xa00 [ 395.477839] ? sort_range+0x30/0x30 [ 395.481461] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 395.486567] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.492098] ? __kthread_parkme+0xfb/0x1a0 [ 395.496332] ? sort_range+0x30/0x30 [ 395.499956] kthread+0x35a/0x440 [ 395.503319] ? kthread_stop+0x900/0x900 [ 395.507307] ret_from_fork+0x3a/0x50 [ 395.511031] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 395.511091] aoe: skb alloc failure [ 395.517951] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 395.517959] Call Trace: [ 395.521546] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 395.530832] dump_stack+0x244/0x39d [ 395.533394] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 395.543695] ? dump_stack_print_info.cold.1+0x20/0x20 [ 395.557134] warn_alloc.cold.116+0xb7/0x1bd [ 395.561451] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 395.566297] ? lock_downgrade+0x900/0x900 [ 395.570451] ? trace_hardirqs_off+0xb8/0x310 [ 395.574869] ? trace_hardirqs_off+0xb8/0x310 [ 395.579279] __alloc_pages_slowpath+0x26e8/0x2e10 [ 395.584142] ? warn_alloc+0x120/0x120 [ 395.587943] ? print_usage_bug+0xc0/0xc0 [ 395.592002] ? warn_alloc+0x120/0x120 [ 395.595801] ? warn_alloc+0x120/0x120 [ 395.599599] ? print_usage_bug+0xc0/0xc0 [ 395.603665] ? print_usage_bug+0xc0/0xc0 [ 395.607721] ? __lock_acquire+0x62f/0x4c20 [ 395.611955] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.617494] ? should_fail+0x22d/0xd01 [ 395.621380] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.626482] ? __lock_acquire+0x62f/0x4c20 [ 395.630716] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.635814] ? __lock_acquire+0x62f/0x4c20 [ 395.640044] ? should_fail+0x22d/0xd01 [ 395.643929] ? find_held_lock+0x36/0x1c0 [ 395.647993] ? mark_held_locks+0x130/0x130 [ 395.652226] ? mark_held_locks+0x130/0x130 [ 395.656451] ? zap_class+0x640/0x640 [ 395.660165] ? zap_class+0x640/0x640 [ 395.663874] ? print_usage_bug+0xc0/0xc0 [ 395.667929] ? do_raw_spin_unlock+0xa7/0x330 [ 395.672332] ? zap_class+0x640/0x640 [ 395.676044] ? print_usage_bug+0xc0/0xc0 [ 395.680099] ? wq_watchdog_touch+0x9c/0xfe [ 395.684333] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.689865] ? check_preemption_disabled+0x48/0x280 [ 395.694887] ? __lock_is_held+0xb5/0x140 [ 395.698946] __alloc_pages_nodemask+0xa80/0xde0 [ 395.703615] ? zap_class+0x640/0x640 [ 395.707330] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 395.712351] ? find_held_lock+0x36/0x1c0 [ 395.716418] ? ____cache_alloc_node+0x1c7/0x1e0 [ 395.721083] ? lock_downgrade+0x900/0x900 [ 395.725235] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.730770] cache_grow_begin+0xa5/0x8c0 [ 395.734824] ? do_raw_spin_unlock+0xa7/0x330 [ 395.739233] fallback_alloc+0x204/0x2e0 [ 395.743207] ____cache_alloc_node+0x1c7/0x1e0 [ 395.747706] kmem_cache_alloc_node+0xe3/0x730 [ 395.752194] ? ipv6_get_ifaddr+0x42e/0x620 [ 395.756437] __alloc_skb+0x119/0x770 [ 395.760150] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 395.765425] ? netdev_alloc_frag+0x1f0/0x1f0 [ 395.769835] ? lock_downgrade+0x900/0x900 [ 395.773989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.779520] ? refcount_sub_and_test_checked+0x203/0x310 [ 395.784974] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 395.790417] ? addrconf_rs_timer+0x690/0x690 [ 395.794838] ndisc_alloc_skb+0x144/0x340 [ 395.798901] ndisc_send_rs+0x331/0x6e0 [ 395.802788] addrconf_rs_timer+0x314/0x690 [ 395.807024] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.811263] call_timer_fn+0x272/0x920 [ 395.815145] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.819376] ? process_timeout+0x40/0x40 [ 395.823451] ? __run_timers+0x7da/0xc70 [ 395.827423] ? _raw_spin_unlock_irq+0x27/0x80 [ 395.831921] ? _raw_spin_unlock_irq+0x27/0x80 [ 395.836415] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.840652] ? lockdep_hardirqs_on+0x296/0x5b0 [ 395.845231] ? trace_hardirqs_on+0xbd/0x310 [ 395.849548] ? kasan_check_read+0x11/0x20 [ 395.853692] ? __run_timers+0x7da/0xc70 [ 395.857664] ? trace_hardirqs_off_caller+0x310/0x310 [ 395.862767] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.867001] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.871318] __run_timers+0x7e5/0xc70 [ 395.875127] ? timer_fixup_init+0x70/0x70 [ 395.879280] ? compat_start_thread+0x80/0x80 [ 395.883718] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.889253] ? _raw_spin_unlock_irq+0x60/0x80 [ 395.893748] ? finish_task_switch+0x1f4/0x910 [ 395.898240] ? finish_task_switch+0x1b4/0x910 [ 395.902731] ? __switch_to_asm+0x34/0x70 [ 395.906795] ? preempt_notifier_register+0x200/0x200 [ 395.911895] ? __switch_to_asm+0x34/0x70 [ 395.915950] ? __switch_to_asm+0x40/0x70 [ 395.920004] ? __switch_to_asm+0x34/0x70 [ 395.924060] ? __switch_to_asm+0x40/0x70 [ 395.928110] ? __switch_to_asm+0x34/0x70 [ 395.932165] ? __switch_to_asm+0x40/0x70 [ 395.936231] ? __switch_to_asm+0x40/0x70 [ 395.940297] ? pvclock_read_flags+0x160/0x160 [ 395.944790] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.950322] ? check_preemption_disabled+0x48/0x280 [ 395.955346] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 395.960879] ? rcu_pm_notify+0xc0/0xc0 [ 395.964766] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.970298] ? check_preemption_disabled+0x48/0x280 [ 395.975313] run_timer_softirq+0x52/0xb0 [ 395.979368] ? rcu_read_lock_sched_held+0x14f/0x180 [ 395.984382] __do_softirq+0x308/0xb7e [ 395.988183] ? trace_hardirqs_on_caller+0xc0/0x310 [ 395.993112] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 395.998212] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 396.003663] ? schedule+0x108/0x460 [ 396.007289] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 396.012039] ? __schedule+0x21d0/0x21d0 [ 396.016012] ? trace_hardirqs_off+0xb8/0x310 [ 396.020415] ? smpboot_thread_fn+0x68b/0xa00 [ 396.024826] ? trace_hardirqs_on+0x310/0x310 [ 396.029229] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.034766] ? check_preemption_disabled+0x48/0x280 [ 396.039775] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.045309] ? takeover_tasklets+0xa90/0xa90 [ 396.049712] run_ksoftirqd+0x5e/0x100 [ 396.053506] smpboot_thread_fn+0x68b/0xa00 [ 396.057737] ? sort_range+0x30/0x30 [ 396.061360] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 396.066981] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.072527] ? __kthread_parkme+0xfb/0x1a0 [ 396.076762] ? sort_range+0x30/0x30 [ 396.080383] kthread+0x35a/0x440 [ 396.083744] ? kthread_stop+0x900/0x900 [ 396.087714] ret_from_fork+0x3a/0x50 [ 396.091445] warn_alloc_show_mem: 1 callbacks suppressed [ 396.091455] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 396.091457] Mem-Info: [ 396.091490] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 396.091490] active_file:19 inactive_file:27 isolated_file:4 [ 396.091490] unevictable:0 dirty:0 writeback:0 unstable:0 [ 396.091490] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 396.091490] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 396.091490] free:13757 free_pcp:1126 free_cma:0 [ 396.096819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 396.103653] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 396.106038] Call Trace: [ 396.139759] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 396.149117] dump_stack+0x244/0x39d [ 396.176751] lowmem_reserve[]: 0 2818 6321 6321 [ 396.179341] ? dump_stack_print_info.cold.1+0x20/0x20 [ 396.205519] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 396.209154] warn_alloc.cold.116+0xb7/0x1bd [ 396.213697] lowmem_reserve[]: 0 0 3503 3503 [ 396.218879] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 396.246519] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 396.250838] ? lock_downgrade+0x900/0x900 [ 396.255125] lowmem_reserve[]: 0 0 0 0 [ 396.259982] ? trace_hardirqs_off+0xb8/0x310 [ 396.289098] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 396.293243] ? trace_hardirqs_off+0xb8/0x310 [ 396.297008] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 396.301507] __alloc_pages_slowpath+0x26e8/0x2e10 [ 396.315018] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 396.319454] ? warn_alloc+0x120/0x120 [ 396.334843] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 396.339675] ? warn_alloc+0x120/0x120 [ 396.354317] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 396.358102] ? warn_alloc+0x120/0x120 [ 396.366915] 188 total pagecache pages [ 396.366930] 0 pages in swap cache [ 396.370712] ? print_usage_bug+0xc0/0xc0 [ 396.379269] Swap cache stats: add 0, delete 0, find 0/0 [ 396.383055] ? print_usage_bug+0xc0/0xc0 [ 396.386828] Free swap = 0kB [ 396.390266] ? mark_held_locks+0x130/0x130 [ 396.394301] Total swap = 0kB [ 396.399656] ? mark_held_locks+0x130/0x130 [ 396.403688] 1965979 pages RAM [ 396.406699] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.410908] 0 pages HighMem/MovableOnly [ 396.410915] 342854 pages reserved [ 396.413923] ? should_fail+0x22d/0xd01 [ 396.418123] 0 pages cma reserved [ 396.418197] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 396.421224] ? zap_class+0x640/0x640 [ 396.421242] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 396.426888] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 396.430717] ? __lock_acquire+0x62f/0x4c20 [ 396.430736] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 396.434256] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 396.438129] ? __lock_acquire+0x62f/0x4c20 [ 396.438144] ? should_fail+0x22d/0xd01 [ 396.489135] ? mark_held_locks+0x130/0x130 [ 396.493397] ? mark_held_locks+0x130/0x130 [ 396.497629] ? lock_downgrade+0x900/0x900 [ 396.501775] ? zap_class+0x640/0x640 [ 396.505491] ? zap_class+0x640/0x640 [ 396.509199] ? do_raw_spin_unlock+0xa7/0x330 [ 396.513614] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 396.518370] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.523924] ? check_preemption_disabled+0x48/0x280 [ 396.528948] ? __lock_is_held+0xb5/0x140 [ 396.533011] __alloc_pages_nodemask+0xa80/0xde0 [ 396.537679] ? zap_class+0x640/0x640 [ 396.541408] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 396.546431] ? find_held_lock+0x36/0x1c0 [ 396.550498] ? ____cache_alloc_node+0x1c7/0x1e0 [ 396.555164] ? lock_downgrade+0x900/0x900 [ 396.559314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.564857] cache_grow_begin+0xa5/0x8c0 [ 396.568919] ? do_raw_spin_unlock+0xa7/0x330 [ 396.573332] fallback_alloc+0x204/0x2e0 [ 396.577322] ____cache_alloc_node+0x1c7/0x1e0 [ 396.581818] kmem_cache_alloc_node+0xe3/0x730 [ 396.586312] ? lockdep_hardirqs_on+0x296/0x5b0 [ 396.590900] __alloc_skb+0x119/0x770 [ 396.594610] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 396.599974] ? netdev_alloc_frag+0x1f0/0x1f0 [ 396.604401] ? vprintk_default+0x28/0x30 [ 396.608461] ? vprintk_func+0x85/0x181 [ 396.612344] ? printk+0xa7/0xcf [ 396.615626] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 396.620391] ? do_raw_spin_trylock+0x270/0x270 [ 396.624989] new_skb+0x26/0x1c0 [ 396.628263] aoecmd_cfg+0x279/0x7f0 [ 396.631890] ? find_held_lock+0x36/0x1c0 [ 396.635949] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 396.640287] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.645831] ? __lock_is_held+0xb5/0x140 [ 396.649907] discover_timer+0x50/0x60 [ 396.653706] call_timer_fn+0x272/0x920 [ 396.657593] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 396.662430] ? process_timeout+0x40/0x40 [ 396.666496] ? __run_timers+0x7da/0xc70 [ 396.670473] ? _raw_spin_unlock_irq+0x27/0x80 [ 396.674963] ? _raw_spin_unlock_irq+0x27/0x80 [ 396.679451] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 396.684288] ? lockdep_hardirqs_on+0x296/0x5b0 [ 396.688868] ? trace_hardirqs_on+0xbd/0x310 [ 396.693186] ? kasan_check_read+0x11/0x20 [ 396.697343] ? __run_timers+0x7da/0xc70 [ 396.701323] ? trace_hardirqs_off_caller+0x310/0x310 [ 396.706434] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 396.711269] __run_timers+0x7e5/0xc70 [ 396.715077] ? timer_fixup_init+0x70/0x70 [ 396.719221] ? _raw_spin_unlock_irq+0x27/0x80 [ 396.723717] ? _raw_spin_unlock_irq+0x27/0x80 [ 396.728211] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 396.732791] ? trace_hardirqs_on+0xbd/0x310 [ 396.737121] ? kasan_check_read+0x11/0x20 [ 396.741265] ? finish_task_switch+0x1f4/0x910 [ 396.745756] ? trace_hardirqs_off_caller+0x310/0x310 [ 396.750859] ? compat_start_thread+0x80/0x80 [ 396.755282] ? pvclock_read_flags+0x160/0x160 [ 396.759770] ? __switch_to_asm+0x34/0x70 [ 396.763828] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.769374] ? check_preemption_disabled+0x48/0x280 [ 396.774407] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 396.779944] ? rcu_pm_notify+0xc0/0xc0 [ 396.783831] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.789376] ? check_preemption_disabled+0x48/0x280 [ 396.794400] run_timer_softirq+0x52/0xb0 [ 396.798457] ? rcu_read_lock_sched_held+0x14f/0x180 [ 396.803467] __do_softirq+0x308/0xb7e [ 396.807272] ? trace_hardirqs_on_caller+0xc0/0x310 [ 396.812201] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 396.817301] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 396.822749] ? __schedule+0x973/0x21d0 [ 396.826636] ? schedule+0x108/0x460 [ 396.830267] ? trace_hardirqs_off+0xb8/0x310 [ 396.834671] ? smpboot_thread_fn+0x68b/0xa00 [ 396.839079] ? trace_hardirqs_on+0x310/0x310 [ 396.843483] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.849017] ? check_preemption_disabled+0x48/0x280 [ 396.854131] ? takeover_tasklets+0xa90/0xa90 [ 396.858536] run_ksoftirqd+0x5e/0x100 [ 396.862331] smpboot_thread_fn+0x68b/0xa00 [ 396.866572] ? sort_range+0x30/0x30 [ 396.870196] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 396.875293] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.880829] ? __kthread_parkme+0xfb/0x1a0 [ 396.885065] ? sort_range+0x30/0x30 [ 396.888687] kthread+0x35a/0x440 [ 396.892052] ? kthread_stop+0x900/0x900 [ 396.896020] ret_from_fork+0x3a/0x50 [ 396.901235] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 396.901322] aoe: skb alloc failure [ 396.908241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 396.908246] Call Trace: [ 396.908266] dump_stack+0x244/0x39d [ 396.908285] ? dump_stack_print_info.cold.1+0x20/0x20 [ 396.911822] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 396.921151] warn_alloc.cold.116+0xb7/0x1bd [ 396.923699] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 396.927312] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 396.956561] ? lock_downgrade+0x900/0x900 [ 396.960829] ? trace_hardirqs_off+0xb8/0x310 [ 396.965246] ? trace_hardirqs_off+0xb8/0x310 [ 396.969657] __alloc_pages_slowpath+0x26e8/0x2e10 [ 396.974520] ? warn_alloc+0x120/0x120 [ 396.978320] ? warn_alloc+0x120/0x120 [ 396.982149] ? print_usage_bug+0xc0/0xc0 [ 396.986217] ? warn_alloc+0x120/0x120 [ 396.990015] ? print_usage_bug+0xc0/0xc0 [ 396.994074] ? print_usage_bug+0xc0/0xc0 [ 396.998137] ? check_usage_forwards+0x3d0/0x3d0 [ 397.002806] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.008347] ? should_fail+0x22d/0xd01 [ 397.012230] ? __lock_acquire+0x62f/0x4c20 [ 397.016470] ? __lock_acquire+0x62f/0x4c20 [ 397.020701] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.025802] ? __lock_acquire+0x62f/0x4c20 [ 397.030035] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.035133] ? should_fail+0x22d/0xd01 [ 397.039026] ? mark_held_locks+0x130/0x130 [ 397.043267] ? mark_held_locks+0x130/0x130 [ 397.047506] ? kasan_check_read+0x11/0x20 [ 397.051648] ? __lock_acquire+0x2aff/0x4c20 [ 397.055966] ? zap_class+0x640/0x640 [ 397.059680] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.065212] ? check_preemption_disabled+0x48/0x280 [ 397.070235] ? __lock_is_held+0xb5/0x140 [ 397.074298] __alloc_pages_nodemask+0xa80/0xde0 [ 397.078962] ? zap_class+0x640/0x640 [ 397.082678] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 397.087700] ? find_held_lock+0x36/0x1c0 [ 397.091764] ? ____cache_alloc_node+0x1c7/0x1e0 [ 397.096432] ? lock_downgrade+0x900/0x900 [ 397.100583] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.106121] cache_grow_begin+0xa5/0x8c0 [ 397.110180] ? do_raw_spin_unlock+0xa7/0x330 [ 397.114592] fallback_alloc+0x204/0x2e0 [ 397.118571] ____cache_alloc_node+0x1c7/0x1e0 [ 397.123071] kmem_cache_alloc_node+0xe3/0x730 [ 397.127557] ? do_raw_spin_unlock+0xa7/0x330 [ 397.131960] ? do_raw_spin_trylock+0x270/0x270 [ 397.136544] __alloc_skb+0x119/0x770 [ 397.140257] ? netdev_alloc_frag+0x1f0/0x1f0 [ 397.144658] ? atomic_notifier_call_chain+0xc6/0x190 [ 397.149761] ? lock_downgrade+0x900/0x900 [ 397.153905] ? check_preemption_disabled+0x48/0x280 [ 397.158923] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 397.163850] ? kasan_check_read+0x11/0x20 [ 397.167996] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 397.173269] ? rcu_softirq_qs+0x20/0x20 [ 397.177237] ? kasan_check_read+0x11/0x20 [ 397.181386] ? do_raw_write_trylock+0x270/0x270 [ 397.186058] __neigh_notify+0x8c/0x160 [ 397.189944] ? neigh_connected_output+0x780/0x780 [ 397.194790] neigh_timer_handler+0x6cb/0xdf0 [ 397.199192] ? check_preemption_disabled+0x48/0x280 [ 397.204212] ? neigh_periodic_work+0xc60/0xc60 [ 397.208795] ? __lock_is_held+0xb5/0x140 [ 397.212867] call_timer_fn+0x272/0x920 [ 397.216753] ? neigh_periodic_work+0xc60/0xc60 [ 397.221337] ? process_timeout+0x40/0x40 [ 397.225403] ? __run_timers+0x7da/0xc70 [ 397.229380] ? _raw_spin_unlock_irq+0x27/0x80 [ 397.233874] ? _raw_spin_unlock_irq+0x27/0x80 [ 397.238364] ? neigh_periodic_work+0xc60/0xc60 [ 397.242943] ? lockdep_hardirqs_on+0x296/0x5b0 [ 397.247781] ? trace_hardirqs_on+0xbd/0x310 [ 397.252103] ? kasan_check_read+0x11/0x20 [ 397.256245] ? __run_timers+0x7da/0xc70 [ 397.260218] ? trace_hardirqs_off_caller+0x310/0x310 [ 397.265337] ? neigh_periodic_work+0xc60/0xc60 [ 397.269915] __run_timers+0x7e5/0xc70 [ 397.273722] ? timer_fixup_init+0x70/0x70 [ 397.277865] ? compat_start_thread+0x80/0x80 [ 397.282270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.287807] ? _raw_spin_unlock_irq+0x60/0x80 [ 397.292307] ? finish_task_switch+0x1f4/0x910 [ 397.296805] ? finish_task_switch+0x1b4/0x910 [ 397.301295] ? __switch_to_asm+0x34/0x70 [ 397.305365] ? preempt_notifier_register+0x200/0x200 [ 397.310463] ? __switch_to_asm+0x34/0x70 [ 397.314521] ? __switch_to_asm+0x40/0x70 [ 397.318575] ? __switch_to_asm+0x34/0x70 [ 397.322628] ? __switch_to_asm+0x40/0x70 [ 397.326681] ? __switch_to_asm+0x34/0x70 [ 397.330735] ? __switch_to_asm+0x40/0x70 [ 397.334789] ? __switch_to_asm+0x40/0x70 [ 397.338858] ? pvclock_read_flags+0x160/0x160 [ 397.343364] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.348911] ? check_preemption_disabled+0x48/0x280 [ 397.353933] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 397.359470] ? rcu_pm_notify+0xc0/0xc0 [ 397.363355] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.368886] ? check_preemption_disabled+0x48/0x280 [ 397.373906] run_timer_softirq+0x52/0xb0 [ 397.377962] ? rcu_read_lock_sched_held+0x14f/0x180 [ 397.382974] __do_softirq+0x308/0xb7e [ 397.386773] ? trace_hardirqs_on_caller+0xc0/0x310 [ 397.391699] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 397.396815] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 397.402266] ? schedule+0x108/0x460 [ 397.405890] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 397.410657] ? __schedule+0x21d0/0x21d0 [ 397.414631] ? trace_hardirqs_off+0xb8/0x310 [ 397.419036] ? smpboot_thread_fn+0x68b/0xa00 [ 397.423444] ? trace_hardirqs_on+0x310/0x310 [ 397.427853] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.433397] ? check_preemption_disabled+0x48/0x280 [ 397.438411] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.443943] ? takeover_tasklets+0xa90/0xa90 [ 397.448351] run_ksoftirqd+0x5e/0x100 [ 397.452148] smpboot_thread_fn+0x68b/0xa00 [ 397.456396] ? sort_range+0x30/0x30 [ 397.460026] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 397.465213] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.470747] ? __kthread_parkme+0xfb/0x1a0 [ 397.474979] ? sort_range+0x30/0x30 [ 397.478604] kthread+0x35a/0x440 [ 397.481965] ? kthread_stop+0x900/0x900 [ 397.485934] ret_from_fork+0x3a/0x50 [ 397.489662] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 397.489667] warn_alloc_show_mem: 1 callbacks suppressed [ 397.489673] Mem-Info: [ 397.496504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 397.501866] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 397.501866] active_file:19 inactive_file:27 isolated_file:4 [ 397.501866] unevictable:0 dirty:0 writeback:0 unstable:0 [ 397.501866] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 397.501866] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 397.501866] free:13757 free_pcp:1126 free_cma:0 [ 397.504241] Call Trace: [ 397.513617] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 397.546561] dump_stack+0x244/0x39d [ 397.549119] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 397.576779] ? dump_stack_print_info.cold.1+0x20/0x20 [ 397.580386] lowmem_reserve[]: 0 2818 6321 6321 [ 397.606502] warn_alloc.cold.116+0xb7/0x1bd [ 397.611653] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 397.616228] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 397.620522] lowmem_reserve[]: 0 0 3503 3503 [ 397.648298] ? lock_downgrade+0x900/0x900 [ 397.653104] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 397.657438] ? trace_hardirqs_off+0xb8/0x310 [ 397.661553] lowmem_reserve[]: 0 0 0 0 [ 397.690690] ? trace_hardirqs_off+0xb8/0x310 [ 397.695071] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 397.698865] __alloc_pages_slowpath+0x26e8/0x2e10 [ 397.703250] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 397.716792] ? warn_alloc+0x120/0x120 [ 397.721593] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 397.737021] ? warn_alloc+0x120/0x120 [ 397.740802] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 397.755446] ? warn_alloc+0x120/0x120 [ 397.759222] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 397.768041] ? print_usage_bug+0xc0/0xc0 [ 397.771810] 188 total pagecache pages [ 397.780376] ? print_usage_bug+0xc0/0xc0 [ 397.784416] 0 pages in swap cache [ 397.788205] ? mark_held_locks+0x130/0x130 [ 397.792242] Swap cache stats: add 0, delete 0, find 0/0 [ 397.795680] ? mark_held_locks+0x130/0x130 [ 397.799883] Free swap = 0kB [ 397.805240] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.809446] Total swap = 0kB [ 397.812454] ? should_fail+0x22d/0xd01 [ 397.817959] 1965979 pages RAM [ 397.820970] ? zap_class+0x640/0x640 [ 397.820988] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.824844] 0 pages HighMem/MovableOnly [ 397.827937] ? __lock_acquire+0x62f/0x4c20 [ 397.831622] 342854 pages reserved [ 397.836710] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.840656] 0 pages cma reserved [ 397.844880] ? __lock_acquire+0x62f/0x4c20 [ 397.848421] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 397.853395] ? should_fail+0x22d/0xd01 [ 397.856736] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 397.860966] ? mark_held_locks+0x130/0x130 [ 397.884003] ? mark_held_locks+0x130/0x130 [ 397.888237] ? lock_downgrade+0x900/0x900 [ 397.892392] ? zap_class+0x640/0x640 [ 397.896103] ? zap_class+0x640/0x640 [ 397.900351] ? zap_class+0x640/0x640 [ 397.904154] ? do_raw_spin_unlock+0xa7/0x330 [ 397.908574] ? trace_hardirqs_on+0x310/0x310 [ 397.912980] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.918513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.924050] ? check_preemption_disabled+0x48/0x280 [ 397.929072] ? __lock_is_held+0xb5/0x140 [ 397.933135] __alloc_pages_nodemask+0xa80/0xde0 [ 397.937804] ? zap_class+0x640/0x640 [ 397.941521] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 397.946544] ? find_held_lock+0x36/0x1c0 [ 397.950612] ? ____cache_alloc_node+0x1c7/0x1e0 [ 397.955295] ? lock_downgrade+0x900/0x900 [ 397.959451] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.964987] cache_grow_begin+0xa5/0x8c0 [ 397.969043] ? do_raw_spin_unlock+0xa7/0x330 [ 397.973456] fallback_alloc+0x204/0x2e0 [ 397.977437] ____cache_alloc_node+0x1c7/0x1e0 [ 397.981934] kmem_cache_alloc_node+0xe3/0x730 [ 397.986425] ? lockdep_hardirqs_on+0x296/0x5b0 [ 397.991010] __alloc_skb+0x119/0x770 [ 397.994718] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 398.000079] ? netdev_alloc_frag+0x1f0/0x1f0 [ 398.004489] ? vprintk_default+0x28/0x30 [ 398.008549] ? vprintk_func+0x85/0x181 [ 398.012448] ? printk+0xa7/0xcf [ 398.015723] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 398.020478] ? do_raw_spin_trylock+0x270/0x270 [ 398.025069] new_skb+0x26/0x1c0 [ 398.028346] aoecmd_cfg+0x279/0x7f0 [ 398.031972] ? find_held_lock+0x36/0x1c0 [ 398.036029] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 398.040355] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.045899] ? __lock_is_held+0xb5/0x140 [ 398.049968] discover_timer+0x50/0x60 [ 398.053768] call_timer_fn+0x272/0x920 [ 398.057650] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 398.062489] ? process_timeout+0x40/0x40 [ 398.067121] ? __run_timers+0x7da/0xc70 [ 398.071090] ? _raw_spin_unlock_irq+0x27/0x80 [ 398.075584] ? _raw_spin_unlock_irq+0x27/0x80 [ 398.080075] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 398.084912] ? lockdep_hardirqs_on+0x296/0x5b0 [ 398.089496] ? trace_hardirqs_on+0xbd/0x310 [ 398.093815] ? kasan_check_read+0x11/0x20 [ 398.097959] ? __run_timers+0x7da/0xc70 [ 398.101929] ? trace_hardirqs_off_caller+0x310/0x310 [ 398.107042] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 398.111880] __run_timers+0x7e5/0xc70 [ 398.115687] ? timer_fixup_init+0x70/0x70 [ 398.119834] ? _raw_spin_unlock_irq+0x27/0x80 [ 398.124325] ? _raw_spin_unlock_irq+0x27/0x80 [ 398.128820] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 398.133402] ? trace_hardirqs_on+0xbd/0x310 [ 398.137716] ? kasan_check_read+0x11/0x20 [ 398.141864] ? finish_task_switch+0x1f4/0x910 [ 398.146355] ? trace_hardirqs_off_caller+0x310/0x310 [ 398.151456] ? compat_start_thread+0x80/0x80 [ 398.155879] ? pvclock_read_flags+0x160/0x160 [ 398.160368] ? __switch_to_asm+0x34/0x70 [ 398.164429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.169962] ? check_preemption_disabled+0x48/0x280 [ 398.174982] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 398.180516] ? rcu_pm_notify+0xc0/0xc0 [ 398.184399] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.189934] ? check_preemption_disabled+0x48/0x280 [ 398.194950] run_timer_softirq+0x52/0xb0 [ 398.199007] ? rcu_read_lock_sched_held+0x14f/0x180 [ 398.204018] __do_softirq+0x308/0xb7e [ 398.207820] ? trace_hardirqs_on_caller+0xc0/0x310 [ 398.212747] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 398.217848] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 398.223306] ? __schedule+0x973/0x21d0 [ 398.227193] ? schedule+0x108/0x460 [ 398.230829] ? trace_hardirqs_off+0xb8/0x310 [ 398.235245] ? smpboot_thread_fn+0x68b/0xa00 [ 398.239652] ? trace_hardirqs_on+0x310/0x310 [ 398.244056] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.249594] ? check_preemption_disabled+0x48/0x280 [ 398.254609] ? takeover_tasklets+0xa90/0xa90 [ 398.259013] run_ksoftirqd+0x5e/0x100 [ 398.262813] smpboot_thread_fn+0x68b/0xa00 [ 398.267046] ? sort_range+0x30/0x30 [ 398.270683] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 398.275784] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.281317] ? __kthread_parkme+0xfb/0x1a0 [ 398.285554] ? sort_range+0x30/0x30 [ 398.289181] kthread+0x35a/0x440 [ 398.292542] ? kthread_stop+0x900/0x900 [ 398.296512] ret_from_fork+0x3a/0x50 [ 398.300263] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 398.300346] aoe: skb alloc failure [ 398.307190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 398.307197] Call Trace: [ 398.310773] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 398.320065] dump_stack+0x244/0x39d [ 398.322621] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 398.332922] ? dump_stack_print_info.cold.1+0x20/0x20 [ 398.346360] warn_alloc.cold.116+0xb7/0x1bd [ 398.350677] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 398.355519] ? lock_downgrade+0x900/0x900 [ 398.359670] ? trace_hardirqs_off+0xb8/0x310 [ 398.364079] ? trace_hardirqs_off+0xb8/0x310 [ 398.368492] __alloc_pages_slowpath+0x26e8/0x2e10 [ 398.373357] ? warn_alloc+0x120/0x120 [ 398.377159] ? warn_alloc+0x120/0x120 [ 398.380960] ? warn_alloc+0x120/0x120 [ 398.384753] ? warn_alloc+0x120/0x120 [ 398.388548] ? print_usage_bug+0xc0/0xc0 [ 398.392606] ? print_usage_bug+0xc0/0xc0 [ 398.396671] ? print_usage_bug+0xc0/0xc0 [ 398.400738] ? check_usage_forwards+0x3d0/0x3d0 [ 398.405405] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.410937] ? should_fail+0x22d/0xd01 [ 398.414821] ? should_fail+0x22d/0xd01 [ 398.418702] ? __lock_acquire+0x62f/0x4c20 [ 398.422938] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 398.428039] ? __lock_acquire+0x62f/0x4c20 [ 398.432274] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 398.437371] ? __lock_acquire+0x62f/0x4c20 [ 398.441598] ? should_fail+0x22d/0xd01 [ 398.445479] ? should_fail+0x22d/0xd01 [ 398.449375] ? mark_held_locks+0x130/0x130 [ 398.453614] ? mark_held_locks+0x130/0x130 [ 398.457846] ? zap_class+0x640/0x640 [ 398.461557] ? kasan_check_read+0x11/0x20 [ 398.465700] ? __lock_acquire+0x2aff/0x4c20 [ 398.470023] ? zap_class+0x640/0x640 [ 398.473734] ? print_usage_bug+0xc0/0xc0 [ 398.477799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.483333] ? check_preemption_disabled+0x48/0x280 [ 398.488353] ? __lock_is_held+0xb5/0x140 [ 398.492419] __alloc_pages_nodemask+0xa80/0xde0 [ 398.497084] ? zap_class+0x640/0x640 [ 398.500803] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 398.505830] ? find_held_lock+0x36/0x1c0 [ 398.509894] ? ____cache_alloc_node+0x1c7/0x1e0 [ 398.514561] ? lock_downgrade+0x900/0x900 [ 398.518721] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.524261] cache_grow_begin+0xa5/0x8c0 [ 398.528322] ? do_raw_spin_unlock+0xa7/0x330 [ 398.532736] fallback_alloc+0x204/0x2e0 [ 398.536718] ____cache_alloc_node+0x1c7/0x1e0 [ 398.541220] kmem_cache_alloc_node+0xe3/0x730 [ 398.545719] ? ipv6_get_ifaddr+0x42e/0x620 [ 398.549961] __alloc_skb+0x119/0x770 [ 398.553673] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 398.558962] ? netdev_alloc_frag+0x1f0/0x1f0 [ 398.563367] ? lock_downgrade+0x900/0x900 [ 398.567522] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.573053] ? refcount_sub_and_test_checked+0x203/0x310 [ 398.578505] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 398.583953] ? addrconf_rs_timer+0x690/0x690 [ 398.588367] ndisc_alloc_skb+0x144/0x340 [ 398.592430] ndisc_send_rs+0x331/0x6e0 [ 398.596321] addrconf_rs_timer+0x314/0x690 [ 398.600557] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.604799] call_timer_fn+0x272/0x920 [ 398.608680] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.612914] ? process_timeout+0x40/0x40 [ 398.616982] ? __run_timers+0x7da/0xc70 [ 398.620957] ? _raw_spin_unlock_irq+0x27/0x80 [ 398.625450] ? _raw_spin_unlock_irq+0x27/0x80 [ 398.629940] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.634170] ? lockdep_hardirqs_on+0x296/0x5b0 [ 398.638761] ? trace_hardirqs_on+0xbd/0x310 [ 398.643079] ? kasan_check_read+0x11/0x20 [ 398.647224] ? __run_timers+0x7da/0xc70 [ 398.651203] ? trace_hardirqs_off_caller+0x310/0x310 [ 398.656325] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.660566] __run_timers+0x7e5/0xc70 [ 398.664375] ? timer_fixup_init+0x70/0x70 [ 398.668519] ? compat_start_thread+0x80/0x80 [ 398.672927] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.678464] ? _raw_spin_unlock_irq+0x60/0x80 [ 398.682957] ? finish_task_switch+0x1f4/0x910 [ 398.687449] ? finish_task_switch+0x1b4/0x910 [ 398.691947] ? __switch_to_asm+0x34/0x70 [ 398.696007] ? preempt_notifier_register+0x200/0x200 [ 398.701103] ? __switch_to_asm+0x34/0x70 [ 398.705160] ? __switch_to_asm+0x40/0x70 [ 398.709222] ? __switch_to_asm+0x34/0x70 [ 398.713276] ? __switch_to_asm+0x40/0x70 [ 398.717329] ? __switch_to_asm+0x34/0x70 [ 398.721387] ? __switch_to_asm+0x40/0x70 [ 398.725532] ? __switch_to_asm+0x40/0x70 [ 398.729598] ? pvclock_read_flags+0x160/0x160 [ 398.734264] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.739798] ? check_preemption_disabled+0x48/0x280 [ 398.744821] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 398.750358] ? rcu_pm_notify+0xc0/0xc0 [ 398.754243] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.759777] ? check_preemption_disabled+0x48/0x280 [ 398.764793] run_timer_softirq+0x52/0xb0 [ 398.768864] ? rcu_read_lock_sched_held+0x14f/0x180 [ 398.773879] __do_softirq+0x308/0xb7e [ 398.777680] ? trace_hardirqs_on_caller+0xc0/0x310 [ 398.782615] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 398.787717] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 398.793170] ? schedule+0x108/0x460 [ 398.796803] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 398.801559] ? __schedule+0x21d0/0x21d0 [ 398.805546] ? trace_hardirqs_off+0xb8/0x310 [ 398.809965] ? smpboot_thread_fn+0x68b/0xa00 [ 398.814370] ? trace_hardirqs_on+0x310/0x310 [ 398.818774] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.824308] ? check_preemption_disabled+0x48/0x280 [ 398.829320] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.834858] ? takeover_tasklets+0xa90/0xa90 [ 398.839266] run_ksoftirqd+0x5e/0x100 [ 398.843064] smpboot_thread_fn+0x68b/0xa00 [ 398.847298] ? sort_range+0x30/0x30 [ 398.850922] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 398.856017] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.861570] ? __kthread_parkme+0xfb/0x1a0 [ 398.865804] ? sort_range+0x30/0x30 [ 398.869439] kthread+0x35a/0x440 [ 398.872801] ? kthread_stop+0x900/0x900 [ 398.876774] ret_from_fork+0x3a/0x50 [ 398.880495] warn_alloc_show_mem: 1 callbacks suppressed [ 398.880504] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 398.880505] Mem-Info: [ 398.880536] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 398.880536] active_file:19 inactive_file:27 isolated_file:4 [ 398.880536] unevictable:0 dirty:0 writeback:0 unstable:0 [ 398.880536] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 398.880536] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 398.880536] free:13757 free_pcp:1126 free_cma:0 [ 398.885870] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 398.892709] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 398.895096] Call Trace: [ 398.928366] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 398.937730] dump_stack+0x244/0x39d [ 398.965365] lowmem_reserve[]: 0 2818 6321 6321 [ 398.967950] ? dump_stack_print_info.cold.1+0x20/0x20 [ 398.994037] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 398.997665] warn_alloc.cold.116+0xb7/0x1bd [ 399.002213] lowmem_reserve[]: 0 0 3503 3503 [ 399.007393] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 399.035033] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 399.039347] ? lock_downgrade+0x900/0x900 [ 399.043650] lowmem_reserve[]: 0 0 0 0 [ 399.048490] ? trace_hardirqs_off+0xb8/0x310 [ 399.078075] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 399.082219] ? trace_hardirqs_off+0xb8/0x310 [ 399.085986] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 399.090389] __alloc_pages_slowpath+0x26e8/0x2e10 [ 399.103873] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 399.108305] ? warn_alloc+0x120/0x120 [ 399.123691] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 399.128517] ? warn_alloc+0x120/0x120 [ 399.143142] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 399.146938] ? warn_alloc+0x120/0x120 [ 399.155743] 188 total pagecache pages [ 399.159534] ? print_usage_bug+0xc0/0xc0 [ 399.168089] 0 pages in swap cache [ 399.171871] ? print_usage_bug+0xc0/0xc0 [ 399.175643] Swap cache stats: add 0, delete 0, find 0/0 [ 399.179688] ? mark_held_locks+0x130/0x130 [ 399.183112] Free swap = 0kB [ 399.187171] ? mark_held_locks+0x130/0x130 [ 399.192507] Total swap = 0kB [ 399.196728] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.199718] 1965979 pages RAM [ 399.203942] ? should_fail+0x22d/0xd01 [ 399.206932] 0 pages HighMem/MovableOnly [ 399.212452] ? zap_class+0x640/0x640 [ 399.212469] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.215549] 342854 pages reserved [ 399.219436] ? __lock_acquire+0x62f/0x4c20 [ 399.223384] 0 pages cma reserved [ 399.227086] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.232227] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 399.235605] ? __lock_acquire+0x62f/0x4c20 [ 399.239886] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 399.243172] ? should_fail+0x22d/0xd01 [ 399.248336] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 399.254824] ? mark_held_locks+0x130/0x130 [ 399.282206] ? mark_held_locks+0x130/0x130 [ 399.286436] ? lock_downgrade+0x900/0x900 [ 399.290579] ? zap_class+0x640/0x640 [ 399.294468] ? zap_class+0x640/0x640 [ 399.298179] ? do_raw_spin_unlock+0xa7/0x330 [ 399.302591] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 399.307344] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.312882] ? check_preemption_disabled+0x48/0x280 [ 399.317908] ? __lock_is_held+0xb5/0x140 [ 399.321971] __alloc_pages_nodemask+0xa80/0xde0 [ 399.326635] ? zap_class+0x640/0x640 [ 399.330354] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 399.335379] ? find_held_lock+0x36/0x1c0 [ 399.339445] ? ____cache_alloc_node+0x1c7/0x1e0 [ 399.344198] ? lock_downgrade+0x900/0x900 [ 399.348352] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.353889] cache_grow_begin+0xa5/0x8c0 [ 399.357946] ? do_raw_spin_unlock+0xa7/0x330 [ 399.362360] fallback_alloc+0x204/0x2e0 [ 399.366336] ____cache_alloc_node+0x1c7/0x1e0 [ 399.370832] kmem_cache_alloc_node+0xe3/0x730 [ 399.375328] ? lockdep_hardirqs_on+0x296/0x5b0 [ 399.379913] __alloc_skb+0x119/0x770 [ 399.383799] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 399.389166] ? netdev_alloc_frag+0x1f0/0x1f0 [ 399.393576] ? vprintk_default+0x28/0x30 [ 399.397633] ? vprintk_func+0x85/0x181 [ 399.401516] ? printk+0xa7/0xcf [ 399.404791] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 399.409545] ? do_raw_spin_trylock+0x270/0x270 [ 399.414141] new_skb+0x26/0x1c0 [ 399.417422] aoecmd_cfg+0x279/0x7f0 [ 399.421049] ? find_held_lock+0x36/0x1c0 [ 399.425111] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 399.429448] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.434991] ? __lock_is_held+0xb5/0x140 [ 399.439170] discover_timer+0x50/0x60 [ 399.442964] call_timer_fn+0x272/0x920 [ 399.446848] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 399.451688] ? process_timeout+0x40/0x40 [ 399.455754] ? __run_timers+0x7da/0xc70 [ 399.459727] ? _raw_spin_unlock_irq+0x27/0x80 [ 399.464217] ? _raw_spin_unlock_irq+0x27/0x80 [ 399.468708] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 399.473545] ? lockdep_hardirqs_on+0x296/0x5b0 [ 399.478136] ? trace_hardirqs_on+0xbd/0x310 [ 399.482452] ? kasan_check_read+0x11/0x20 [ 399.486594] ? __run_timers+0x7da/0xc70 [ 399.490567] ? trace_hardirqs_off_caller+0x310/0x310 [ 399.495677] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 399.500514] __run_timers+0x7e5/0xc70 [ 399.504320] ? timer_fixup_init+0x70/0x70 [ 399.508468] ? _raw_spin_unlock_irq+0x27/0x80 [ 399.512959] ? _raw_spin_unlock_irq+0x27/0x80 [ 399.517455] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 399.522033] ? trace_hardirqs_on+0xbd/0x310 [ 399.526352] ? kasan_check_read+0x11/0x20 [ 399.530498] ? finish_task_switch+0x1f4/0x910 [ 399.534991] ? trace_hardirqs_off_caller+0x310/0x310 [ 399.540089] ? compat_start_thread+0x80/0x80 [ 399.544609] ? pvclock_read_flags+0x160/0x160 [ 399.549096] ? __switch_to_asm+0x34/0x70 [ 399.553168] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.558700] ? check_preemption_disabled+0x48/0x280 [ 399.563720] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 399.569257] ? rcu_pm_notify+0xc0/0xc0 [ 399.573150] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.578681] ? check_preemption_disabled+0x48/0x280 [ 399.583697] run_timer_softirq+0x52/0xb0 [ 399.587757] ? rcu_read_lock_sched_held+0x14f/0x180 [ 399.592767] __do_softirq+0x308/0xb7e [ 399.596582] ? trace_hardirqs_on_caller+0xc0/0x310 [ 399.601520] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 399.606653] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 399.612108] ? __schedule+0x973/0x21d0 [ 399.615999] ? schedule+0x108/0x460 [ 399.619630] ? trace_hardirqs_off+0xb8/0x310 [ 399.624036] ? smpboot_thread_fn+0x68b/0xa00 [ 399.628440] ? trace_hardirqs_on+0x310/0x310 [ 399.632847] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.638385] ? check_preemption_disabled+0x48/0x280 [ 399.643398] ? takeover_tasklets+0xa90/0xa90 [ 399.647801] run_ksoftirqd+0x5e/0x100 [ 399.651597] smpboot_thread_fn+0x68b/0xa00 [ 399.655835] ? sort_range+0x30/0x30 [ 399.659461] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 399.664560] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.670093] ? __kthread_parkme+0xfb/0x1a0 [ 399.674338] ? sort_range+0x30/0x30 [ 399.677962] kthread+0x35a/0x440 [ 399.681326] ? kthread_stop+0x900/0x900 [ 399.685300] ret_from_fork+0x3a/0x50 [ 399.689027] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 399.689086] aoe: skb alloc failure [ 399.695949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 399.695956] Call Trace: [ 399.699531] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 399.708839] dump_stack+0x244/0x39d [ 399.711396] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 399.721699] ? dump_stack_print_info.cold.1+0x20/0x20 [ 399.735140] warn_alloc.cold.116+0xb7/0x1bd [ 399.739462] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 399.744303] ? lock_downgrade+0x900/0x900 [ 399.748454] ? trace_hardirqs_off+0xb8/0x310 [ 399.752866] ? trace_hardirqs_off+0xb8/0x310 [ 399.757280] __alloc_pages_slowpath+0x26e8/0x2e10 [ 399.762153] ? warn_alloc+0x120/0x120 [ 399.765955] ? print_usage_bug+0xc0/0xc0 [ 399.770017] ? warn_alloc+0x120/0x120 [ 399.773821] ? warn_alloc+0x120/0x120 [ 399.777624] ? print_usage_bug+0xc0/0xc0 [ 399.781772] ? print_usage_bug+0xc0/0xc0 [ 399.785831] ? __lock_acquire+0x62f/0x4c20 [ 399.790067] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.795611] ? should_fail+0x22d/0xd01 [ 399.799500] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.804607] ? __lock_acquire+0x62f/0x4c20 [ 399.808842] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.815243] ? __lock_acquire+0x62f/0x4c20 [ 399.819473] ? should_fail+0x22d/0xd01 [ 399.823357] ? find_held_lock+0x36/0x1c0 [ 399.827421] ? mark_held_locks+0x130/0x130 [ 399.831661] ? mark_held_locks+0x130/0x130 [ 399.835891] ? zap_class+0x640/0x640 [ 399.839608] ? mark_held_locks+0xc7/0x130 [ 399.843750] ? do_raw_spin_unlock+0xa7/0x330 [ 399.848153] ? zap_class+0x640/0x640 [ 399.851861] ? print_usage_bug+0xc0/0xc0 [ 399.855935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.861468] ? check_preemption_disabled+0x48/0x280 [ 399.866493] ? __lock_is_held+0xb5/0x140 [ 399.870558] __alloc_pages_nodemask+0xa80/0xde0 [ 399.875224] ? zap_class+0x640/0x640 [ 399.878940] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 399.883963] ? find_held_lock+0x36/0x1c0 [ 399.888029] ? ____cache_alloc_node+0x1c7/0x1e0 [ 399.892694] ? lock_downgrade+0x900/0x900 [ 399.896843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.902402] cache_grow_begin+0xa5/0x8c0 [ 399.906458] ? do_raw_spin_unlock+0xa7/0x330 [ 399.910870] fallback_alloc+0x204/0x2e0 [ 399.914847] ____cache_alloc_node+0x1c7/0x1e0 [ 399.919345] kmem_cache_alloc_node+0xe3/0x730 [ 399.923836] ? ipv6_get_ifaddr+0x42e/0x620 [ 399.928085] __alloc_skb+0x119/0x770 [ 399.931795] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 399.937071] ? netdev_alloc_frag+0x1f0/0x1f0 [ 399.941481] ? lock_downgrade+0x900/0x900 [ 399.945634] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.951177] ? refcount_sub_and_test_checked+0x203/0x310 [ 399.956626] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 399.962070] ? addrconf_rs_timer+0x690/0x690 [ 399.966490] ndisc_alloc_skb+0x144/0x340 [ 399.970554] ndisc_send_rs+0x331/0x6e0 [ 399.974457] addrconf_rs_timer+0x314/0x690 [ 399.978689] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.982948] call_timer_fn+0x272/0x920 [ 399.986832] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.991061] ? process_timeout+0x40/0x40 [ 399.995131] ? __run_timers+0x7da/0xc70 [ 399.999110] ? _raw_spin_unlock_irq+0x27/0x80 [ 400.003604] ? _raw_spin_unlock_irq+0x27/0x80 [ 400.008098] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.012329] ? lockdep_hardirqs_on+0x296/0x5b0 [ 400.016920] ? trace_hardirqs_on+0xbd/0x310 [ 400.021240] ? kasan_check_read+0x11/0x20 [ 400.025381] ? __run_timers+0x7da/0xc70 [ 400.029365] ? trace_hardirqs_off_caller+0x310/0x310 [ 400.034469] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.038703] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.042933] __run_timers+0x7e5/0xc70 [ 400.046739] ? timer_fixup_init+0x70/0x70 [ 400.050884] ? compat_start_thread+0x80/0x80 [ 400.055292] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.060829] ? _raw_spin_unlock_irq+0x60/0x80 [ 400.065334] ? finish_task_switch+0x1f4/0x910 [ 400.070788] ? finish_task_switch+0x1b4/0x910 [ 400.075288] ? __switch_to_asm+0x34/0x70 [ 400.079351] ? preempt_notifier_register+0x200/0x200 [ 400.084450] ? __switch_to_asm+0x34/0x70 [ 400.088535] ? __switch_to_asm+0x40/0x70 [ 400.092592] ? __switch_to_asm+0x34/0x70 [ 400.096649] ? __switch_to_asm+0x40/0x70 [ 400.100703] ? __switch_to_asm+0x34/0x70 [ 400.104758] ? __switch_to_asm+0x40/0x70 [ 400.108812] ? __switch_to_asm+0x40/0x70 [ 400.112882] ? pvclock_read_flags+0x160/0x160 [ 400.117375] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.122907] ? check_preemption_disabled+0x48/0x280 [ 400.127930] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 400.133464] ? rcu_pm_notify+0xc0/0xc0 [ 400.137352] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.142885] ? check_preemption_disabled+0x48/0x280 [ 400.147902] run_timer_softirq+0x52/0xb0 [ 400.151959] ? rcu_read_lock_sched_held+0x14f/0x180 [ 400.156972] __do_softirq+0x308/0xb7e [ 400.160773] ? trace_hardirqs_on_caller+0xc0/0x310 [ 400.165705] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 400.170800] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 400.176252] ? schedule+0x108/0x460 [ 400.179875] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 400.184631] ? __schedule+0x21d0/0x21d0 [ 400.188605] ? trace_hardirqs_off+0xb8/0x310 [ 400.193008] ? smpboot_thread_fn+0x68b/0xa00 [ 400.197416] ? trace_hardirqs_on+0x310/0x310 [ 400.201822] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.207355] ? check_preemption_disabled+0x48/0x280 [ 400.212366] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.217939] ? takeover_tasklets+0xa90/0xa90 [ 400.222344] run_ksoftirqd+0x5e/0x100 [ 400.226140] smpboot_thread_fn+0x68b/0xa00 [ 400.230373] ? sort_range+0x30/0x30 [ 400.233997] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 400.239096] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.244632] ? __kthread_parkme+0xfb/0x1a0 [ 400.248864] ? sort_range+0x30/0x30 [ 400.252488] kthread+0x35a/0x440 [ 400.255855] ? kthread_stop+0x900/0x900 [ 400.259825] ret_from_fork+0x3a/0x50 [ 400.263547] warn_alloc_show_mem: 1 callbacks suppressed [ 400.263557] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 400.263559] Mem-Info: [ 400.263590] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 400.263590] active_file:19 inactive_file:27 isolated_file:4 [ 400.263590] unevictable:0 dirty:0 writeback:0 unstable:0 [ 400.263590] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 400.263590] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 400.263590] free:13757 free_pcp:1126 free_cma:0 [ 400.268926] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 400.275763] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 400.278151] Call Trace: [ 400.311093] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 400.320440] dump_stack+0x244/0x39d [ 400.348077] lowmem_reserve[]: 0 2818 6321 6321 [ 400.350662] ? dump_stack_print_info.cold.1+0x20/0x20 [ 400.376738] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 400.380366] warn_alloc.cold.116+0xb7/0x1bd [ 400.384908] lowmem_reserve[]: 0 0 3503 3503 [ 400.390092] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 400.417746] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 400.422071] ? lock_downgrade+0x900/0x900 [ 400.426373] lowmem_reserve[]: 0 0 0 0 [ 400.431212] ? trace_hardirqs_off+0xb8/0x310 [ 400.460338] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 400.464482] ? trace_hardirqs_off+0xb8/0x310 [ 400.468253] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 400.472656] __alloc_pages_slowpath+0x26e8/0x2e10 [ 400.486146] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 400.490571] ? warn_alloc+0x120/0x120 [ 400.505973] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 400.510804] ? warn_alloc+0x120/0x120 [ 400.525431] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 400.529224] ? warn_alloc+0x120/0x120 [ 400.538045] 188 total pagecache pages [ 400.541832] ? print_usage_bug+0xc0/0xc0 [ 400.550386] 0 pages in swap cache [ 400.554169] ? print_usage_bug+0xc0/0xc0 [ 400.557944] Swap cache stats: add 0, delete 0, find 0/0 [ 400.561989] ? mark_held_locks+0x130/0x130 [ 400.565412] Free swap = 0kB [ 400.569462] ? mark_held_locks+0x130/0x130 [ 400.574796] Total swap = 0kB [ 400.579032] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.582013] 1965979 pages RAM [ 400.586243] ? should_fail+0x22d/0xd01 [ 400.589231] 0 pages HighMem/MovableOnly [ 400.594752] ? zap_class+0x640/0x640 [ 400.597827] 342854 pages reserved [ 400.601707] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 400.605651] 0 pages cma reserved [ 400.609350] ? __lock_acquire+0x62f/0x4c20 [ 400.612837] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 400.617863] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 400.621278] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 400.625428] ? __lock_acquire+0x62f/0x4c20 [ 400.631890] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 400.636979] ? should_fail+0x22d/0xd01 [ 400.660026] ? mark_held_locks+0x130/0x130 [ 400.664261] ? mark_held_locks+0x130/0x130 [ 400.668490] ? lock_downgrade+0x900/0x900 [ 400.672633] ? zap_class+0x640/0x640 [ 400.676345] ? zap_class+0x640/0x640 [ 400.680054] ? do_raw_spin_unlock+0xa7/0x330 [ 400.684463] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 400.689220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.694775] ? check_preemption_disabled+0x48/0x280 [ 400.699794] ? __lock_is_held+0xb5/0x140 [ 400.703855] __alloc_pages_nodemask+0xa80/0xde0 [ 400.708521] ? zap_class+0x640/0x640 [ 400.712237] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 400.717258] ? find_held_lock+0x36/0x1c0 [ 400.721322] ? ____cache_alloc_node+0x1c7/0x1e0 [ 400.725986] ? lock_downgrade+0x900/0x900 [ 400.730150] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.735687] cache_grow_begin+0xa5/0x8c0 [ 400.739742] ? do_raw_spin_unlock+0xa7/0x330 [ 400.744152] fallback_alloc+0x204/0x2e0 [ 400.748133] ____cache_alloc_node+0x1c7/0x1e0 [ 400.752629] kmem_cache_alloc_node+0xe3/0x730 [ 400.757123] ? lockdep_hardirqs_on+0x296/0x5b0 [ 400.761710] __alloc_skb+0x119/0x770 [ 400.765422] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 400.770787] ? netdev_alloc_frag+0x1f0/0x1f0 [ 400.775198] ? vprintk_default+0x28/0x30 [ 400.779257] ? vprintk_func+0x85/0x181 [ 400.783145] ? printk+0xa7/0xcf [ 400.786419] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 400.791173] ? do_raw_spin_trylock+0x270/0x270 [ 400.795756] new_skb+0x26/0x1c0 [ 400.799034] aoecmd_cfg+0x279/0x7f0 [ 400.802746] ? find_held_lock+0x36/0x1c0 [ 400.806805] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 400.811128] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.816670] ? __lock_is_held+0xb5/0x140 [ 400.820736] discover_timer+0x50/0x60 [ 400.824532] call_timer_fn+0x272/0x920 [ 400.828414] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 400.833257] ? process_timeout+0x40/0x40 [ 400.837322] ? __run_timers+0x7da/0xc70 [ 400.841295] ? _raw_spin_unlock_irq+0x27/0x80 [ 400.845785] ? _raw_spin_unlock_irq+0x27/0x80 [ 400.850273] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 400.855110] ? lockdep_hardirqs_on+0x296/0x5b0 [ 400.859689] ? trace_hardirqs_on+0xbd/0x310 [ 400.864019] ? kasan_check_read+0x11/0x20 [ 400.868161] ? __run_timers+0x7da/0xc70 [ 400.872135] ? trace_hardirqs_off_caller+0x310/0x310 [ 400.877244] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 400.882084] __run_timers+0x7e5/0xc70 [ 400.885889] ? timer_fixup_init+0x70/0x70 [ 400.890035] ? _raw_spin_unlock_irq+0x27/0x80 [ 400.894525] ? _raw_spin_unlock_irq+0x27/0x80 [ 400.899508] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 400.904088] ? trace_hardirqs_on+0xbd/0x310 [ 400.908403] ? kasan_check_read+0x11/0x20 [ 400.912552] ? finish_task_switch+0x1f4/0x910 [ 400.917043] ? trace_hardirqs_off_caller+0x310/0x310 [ 400.922140] ? compat_start_thread+0x80/0x80 [ 400.926564] ? pvclock_read_flags+0x160/0x160 [ 400.931055] ? __switch_to_asm+0x34/0x70 [ 400.935114] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.940658] ? check_preemption_disabled+0x48/0x280 [ 400.945677] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 400.951209] ? rcu_pm_notify+0xc0/0xc0 [ 400.955095] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.960626] ? check_preemption_disabled+0x48/0x280 [ 400.965647] run_timer_softirq+0x52/0xb0 [ 400.969708] ? rcu_read_lock_sched_held+0x14f/0x180 [ 400.974735] __do_softirq+0x308/0xb7e [ 400.978534] ? trace_hardirqs_on_caller+0xc0/0x310 [ 400.983462] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 400.989080] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 400.994528] ? __schedule+0x973/0x21d0 [ 400.998417] ? schedule+0x108/0x460 [ 401.002051] ? trace_hardirqs_off+0xb8/0x310 [ 401.006454] ? smpboot_thread_fn+0x68b/0xa00 [ 401.010857] ? trace_hardirqs_on+0x310/0x310 [ 401.015263] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.020795] ? check_preemption_disabled+0x48/0x280 [ 401.025821] ? takeover_tasklets+0xa90/0xa90 [ 401.030227] run_ksoftirqd+0x5e/0x100 [ 401.034023] smpboot_thread_fn+0x68b/0xa00 [ 401.038255] ? sort_range+0x30/0x30 [ 401.042378] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 401.047476] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.053016] ? __kthread_parkme+0xfb/0x1a0 [ 401.057250] ? sort_range+0x30/0x30 [ 401.060872] kthread+0x35a/0x440 [ 401.064238] ? kthread_stop+0x900/0x900 [ 401.068210] ret_from_fork+0x3a/0x50 [ 401.071936] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 401.072016] aoe: skb alloc failure [ 401.078866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 401.078871] Call Trace: [ 401.078888] dump_stack+0x244/0x39d [ 401.078907] ? dump_stack_print_info.cold.1+0x20/0x20 [ 401.082443] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 401.091775] warn_alloc.cold.116+0xb7/0x1bd [ 401.094328] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 401.097941] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 401.127180] ? lock_downgrade+0x900/0x900 [ 401.131330] ? trace_hardirqs_off+0xb8/0x310 [ 401.135742] ? trace_hardirqs_off+0xb8/0x310 [ 401.140155] __alloc_pages_slowpath+0x26e8/0x2e10 [ 401.145029] ? warn_alloc+0x120/0x120 [ 401.148830] ? print_usage_bug+0xc0/0xc0 [ 401.152891] ? warn_alloc+0x120/0x120 [ 401.156694] ? warn_alloc+0x120/0x120 [ 401.160495] ? print_usage_bug+0xc0/0xc0 [ 401.164557] ? print_usage_bug+0xc0/0xc0 [ 401.168616] ? __lock_acquire+0x62f/0x4c20 [ 401.172854] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.178388] ? should_fail+0x22d/0xd01 [ 401.182279] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 401.187379] ? __lock_acquire+0x62f/0x4c20 [ 401.191613] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 401.196727] ? __lock_acquire+0x62f/0x4c20 [ 401.200956] ? should_fail+0x22d/0xd01 [ 401.204845] ? find_held_lock+0x36/0x1c0 [ 401.208909] ? mark_held_locks+0x130/0x130 [ 401.213142] ? mark_held_locks+0x130/0x130 [ 401.217377] ? zap_class+0x640/0x640 [ 401.221092] ? mark_held_locks+0xc7/0x130 [ 401.225234] ? do_raw_spin_unlock+0xa7/0x330 [ 401.229637] ? zap_class+0x640/0x640 [ 401.233346] ? print_usage_bug+0xc0/0xc0 [ 401.237409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.242941] ? check_preemption_disabled+0x48/0x280 [ 401.247981] ? __lock_is_held+0xb5/0x140 [ 401.252045] __alloc_pages_nodemask+0xa80/0xde0 [ 401.256709] ? zap_class+0x640/0x640 [ 401.260427] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 401.265450] ? find_held_lock+0x36/0x1c0 [ 401.269522] ? ____cache_alloc_node+0x1c7/0x1e0 [ 401.274186] ? lock_downgrade+0x900/0x900 [ 401.278336] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.283874] cache_grow_begin+0xa5/0x8c0 [ 401.287927] ? do_raw_spin_unlock+0xa7/0x330 [ 401.292344] fallback_alloc+0x204/0x2e0 [ 401.296319] ____cache_alloc_node+0x1c7/0x1e0 [ 401.300816] kmem_cache_alloc_node+0xe3/0x730 [ 401.305324] ? ipv6_get_ifaddr+0x42e/0x620 [ 401.309567] __alloc_skb+0x119/0x770 [ 401.313277] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 401.318565] ? netdev_alloc_frag+0x1f0/0x1f0 [ 401.322991] ? lock_downgrade+0x900/0x900 [ 401.327142] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.332675] ? refcount_sub_and_test_checked+0x203/0x310 [ 401.338124] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 401.343575] ? addrconf_rs_timer+0x690/0x690 [ 401.348010] ndisc_alloc_skb+0x144/0x340 [ 401.352072] ndisc_send_rs+0x331/0x6e0 [ 401.355966] addrconf_rs_timer+0x314/0x690 [ 401.360205] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.364447] call_timer_fn+0x272/0x920 [ 401.368334] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.372563] ? process_timeout+0x40/0x40 [ 401.376628] ? __run_timers+0x7da/0xc70 [ 401.380605] ? _raw_spin_unlock_irq+0x27/0x80 [ 401.385098] ? _raw_spin_unlock_irq+0x27/0x80 [ 401.389589] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.393819] ? lockdep_hardirqs_on+0x296/0x5b0 [ 401.398402] ? trace_hardirqs_on+0xbd/0x310 [ 401.402717] ? kasan_check_read+0x11/0x20 [ 401.406862] ? __run_timers+0x7da/0xc70 [ 401.410832] ? trace_hardirqs_off_caller+0x310/0x310 [ 401.415933] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.420182] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.424409] __run_timers+0x7e5/0xc70 [ 401.428216] ? timer_fixup_init+0x70/0x70 [ 401.432362] ? compat_start_thread+0x80/0x80 [ 401.436769] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.442309] ? _raw_spin_unlock_irq+0x60/0x80 [ 401.446803] ? finish_task_switch+0x1f4/0x910 [ 401.451292] ? finish_task_switch+0x1b4/0x910 [ 401.455784] ? __switch_to_asm+0x34/0x70 [ 401.459848] ? preempt_notifier_register+0x200/0x200 [ 401.464953] ? __switch_to_asm+0x34/0x70 [ 401.469011] ? __switch_to_asm+0x40/0x70 [ 401.473063] ? __switch_to_asm+0x34/0x70 [ 401.477116] ? __switch_to_asm+0x40/0x70 [ 401.481171] ? __switch_to_asm+0x34/0x70 [ 401.485223] ? __switch_to_asm+0x40/0x70 [ 401.489279] ? __switch_to_asm+0x40/0x70 [ 401.493346] ? pvclock_read_flags+0x160/0x160 [ 401.497840] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.503373] ? check_preemption_disabled+0x48/0x280 [ 401.508391] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 401.513926] ? rcu_pm_notify+0xc0/0xc0 [ 401.517817] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.523353] ? check_preemption_disabled+0x48/0x280 [ 401.528367] run_timer_softirq+0x52/0xb0 [ 401.532425] ? rcu_read_lock_sched_held+0x14f/0x180 [ 401.537438] __do_softirq+0x308/0xb7e [ 401.541242] ? trace_hardirqs_on_caller+0xc0/0x310 [ 401.546170] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 401.551268] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 401.556724] ? schedule+0x108/0x460 [ 401.560348] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 401.565099] ? __schedule+0x21d0/0x21d0 [ 401.569074] ? trace_hardirqs_off+0xb8/0x310 [ 401.573477] ? smpboot_thread_fn+0x68b/0xa00 [ 401.577879] ? trace_hardirqs_on+0x310/0x310 [ 401.582283] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.587820] ? check_preemption_disabled+0x48/0x280 [ 401.592832] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.598366] ? takeover_tasklets+0xa90/0xa90 [ 401.602775] run_ksoftirqd+0x5e/0x100 [ 401.606572] smpboot_thread_fn+0x68b/0xa00 [ 401.610807] ? sort_range+0x30/0x30 [ 401.614431] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 401.619535] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.625068] ? __kthread_parkme+0xfb/0x1a0 [ 401.629301] ? sort_range+0x30/0x30 [ 401.632931] kthread+0x35a/0x440 [ 401.636293] ? kthread_stop+0x900/0x900 [ 401.640268] ret_from_fork+0x3a/0x50 [ 401.643989] warn_alloc_show_mem: 1 callbacks suppressed [ 401.643999] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 401.644000] Mem-Info: [ 401.644030] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 401.644030] active_file:19 inactive_file:27 isolated_file:4 [ 401.644030] unevictable:0 dirty:0 writeback:0 unstable:0 [ 401.644030] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 401.644030] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 401.644030] free:13757 free_pcp:1126 free_cma:0 [ 401.649357] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 401.649364] Call Trace: [ 401.656204] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 401.658608] dump_stack+0x244/0x39d [ 401.691544] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 401.700895] ? dump_stack_print_info.cold.1+0x20/0x20 [ 401.703446] lowmem_reserve[]: 0 2818 6321 6321 [ 401.731121] warn_alloc.cold.116+0xb7/0x1bd [ 401.734714] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 401.760817] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 401.765978] lowmem_reserve[]: 0 0 3503 3503 [ 401.770557] ? lock_downgrade+0x900/0x900 [ 401.774847] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 401.802517] ? trace_hardirqs_off+0xb8/0x310 [ 401.807328] lowmem_reserve[]: 0 0 0 0 [ 401.811641] ? trace_hardirqs_off+0xb8/0x310 [ 401.815754] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 401.844921] __alloc_pages_slowpath+0x26e8/0x2e10 [ 401.849297] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 401.853113] ? warn_alloc+0x120/0x120 [ 401.857469] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 401.870988] ? warn_alloc+0x120/0x120 [ 401.875808] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 401.891229] ? warn_alloc+0x120/0x120 [ 401.895005] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 401.910150] ? print_usage_bug+0xc0/0xc0 [ 401.913927] 188 total pagecache pages [ 401.922754] ? print_usage_bug+0xc0/0xc0 [ 401.926531] 0 pages in swap cache [ 401.935087] ? mark_held_locks+0x130/0x130 [ 401.939124] Swap cache stats: add 0, delete 0, find 0/0 [ 401.942918] ? mark_held_locks+0x130/0x130 [ 401.946946] Free swap = 0kB [ 401.950386] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.954589] Total swap = 0kB [ 401.959939] ? should_fail+0x22d/0xd01 [ 401.964145] 1965979 pages RAM [ 401.967142] ? zap_class+0x640/0x640 [ 401.967160] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 401.972670] 0 pages HighMem/MovableOnly [ 401.975676] ? __lock_acquire+0x62f/0x4c20 [ 401.979545] 342854 pages reserved [ 401.982646] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 401.986766] 0 pages cma reserved [ 401.991852] ? __lock_acquire+0x62f/0x4c20 [ 401.995860] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 402.000018] ? should_fail+0x22d/0xd01 [ 402.000047] ? mark_held_locks+0x130/0x130 [ 402.003523] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 402.008567] ? mark_held_locks+0x130/0x130 [ 402.011902] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 402.016134] ? lock_downgrade+0x900/0x900 [ 402.053991] ? zap_class+0x640/0x640 [ 402.057701] ? zap_class+0x640/0x640 [ 402.061412] ? zap_class+0x640/0x640 [ 402.065123] ? do_raw_spin_unlock+0xa7/0x330 [ 402.070124] ? trace_hardirqs_on+0x310/0x310 [ 402.074535] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.080070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.085606] ? check_preemption_disabled+0x48/0x280 [ 402.090630] ? __lock_is_held+0xb5/0x140 [ 402.094693] __alloc_pages_nodemask+0xa80/0xde0 [ 402.099362] ? zap_class+0x640/0x640 [ 402.103082] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 402.108106] ? find_held_lock+0x36/0x1c0 [ 402.112174] ? ____cache_alloc_node+0x1c7/0x1e0 [ 402.116837] ? lock_downgrade+0x900/0x900 [ 402.120984] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.126520] cache_grow_begin+0xa5/0x8c0 [ 402.130577] ? do_raw_spin_unlock+0xa7/0x330 [ 402.134985] fallback_alloc+0x204/0x2e0 [ 402.138963] ____cache_alloc_node+0x1c7/0x1e0 [ 402.143457] kmem_cache_alloc_node+0xe3/0x730 [ 402.147948] ? lockdep_hardirqs_on+0x296/0x5b0 [ 402.152533] __alloc_skb+0x119/0x770 [ 402.156241] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 402.161601] ? netdev_alloc_frag+0x1f0/0x1f0 [ 402.166012] ? vprintk_default+0x28/0x30 [ 402.170068] ? vprintk_func+0x85/0x181 [ 402.173956] ? printk+0xa7/0xcf [ 402.177229] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 402.181980] ? do_raw_spin_trylock+0x270/0x270 [ 402.186562] new_skb+0x26/0x1c0 [ 402.189839] aoecmd_cfg+0x279/0x7f0 [ 402.193468] ? find_held_lock+0x36/0x1c0 [ 402.197523] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 402.201848] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.207399] ? __lock_is_held+0xb5/0x140 [ 402.211467] discover_timer+0x50/0x60 [ 402.215265] call_timer_fn+0x272/0x920 [ 402.219148] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 402.223984] ? process_timeout+0x40/0x40 [ 402.228049] ? __run_timers+0x7da/0xc70 [ 402.232020] ? _raw_spin_unlock_irq+0x27/0x80 [ 402.236508] ? _raw_spin_unlock_irq+0x27/0x80 [ 402.240997] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 402.245834] ? lockdep_hardirqs_on+0x296/0x5b0 [ 402.250411] ? trace_hardirqs_on+0xbd/0x310 [ 402.254732] ? kasan_check_read+0x11/0x20 [ 402.258886] ? __run_timers+0x7da/0xc70 [ 402.262861] ? trace_hardirqs_off_caller+0x310/0x310 [ 402.267982] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 402.272815] __run_timers+0x7e5/0xc70 [ 402.276618] ? timer_fixup_init+0x70/0x70 [ 402.280772] ? _raw_spin_unlock_irq+0x27/0x80 [ 402.285263] ? _raw_spin_unlock_irq+0x27/0x80 [ 402.289752] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 402.294330] ? trace_hardirqs_on+0xbd/0x310 [ 402.298648] ? kasan_check_read+0x11/0x20 [ 402.302791] ? finish_task_switch+0x1f4/0x910 [ 402.307280] ? trace_hardirqs_off_caller+0x310/0x310 [ 402.312381] ? compat_start_thread+0x80/0x80 [ 402.316804] ? pvclock_read_flags+0x160/0x160 [ 402.321288] ? __switch_to_asm+0x34/0x70 [ 402.325347] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.330892] ? check_preemption_disabled+0x48/0x280 [ 402.335911] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 402.341448] ? rcu_pm_notify+0xc0/0xc0 [ 402.345334] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.350878] ? check_preemption_disabled+0x48/0x280 [ 402.355899] run_timer_softirq+0x52/0xb0 [ 402.359953] ? rcu_read_lock_sched_held+0x14f/0x180 [ 402.364982] __do_softirq+0x308/0xb7e [ 402.368782] ? trace_hardirqs_on_caller+0xc0/0x310 [ 402.373709] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 402.378803] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 402.384248] ? __schedule+0x973/0x21d0 [ 402.388137] ? schedule+0x108/0x460 [ 402.391767] ? trace_hardirqs_off+0xb8/0x310 [ 402.396169] ? smpboot_thread_fn+0x68b/0xa00 [ 402.400570] ? trace_hardirqs_on+0x310/0x310 [ 402.404977] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.410510] ? check_preemption_disabled+0x48/0x280 [ 402.415521] ? takeover_tasklets+0xa90/0xa90 [ 402.419926] run_ksoftirqd+0x5e/0x100 [ 402.423721] smpboot_thread_fn+0x68b/0xa00 [ 402.427955] ? sort_range+0x30/0x30 [ 402.431584] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 402.436681] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.442214] ? __kthread_parkme+0xfb/0x1a0 [ 402.446455] ? sort_range+0x30/0x30 [ 402.450075] kthread+0x35a/0x440 [ 402.453439] ? kthread_stop+0x900/0x900 [ 402.457409] ret_from_fork+0x3a/0x50 [ 402.461139] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 402.461207] aoe: skb alloc failure [ 402.468071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 402.468079] Call Trace: [ 402.471658] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 402.480950] dump_stack+0x244/0x39d [ 402.483507] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 402.493804] ? dump_stack_print_info.cold.1+0x20/0x20 [ 402.507252] warn_alloc.cold.116+0xb7/0x1bd [ 402.511570] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 402.516416] ? lock_downgrade+0x900/0x900 [ 402.520567] ? trace_hardirqs_off+0xb8/0x310 [ 402.524975] ? trace_hardirqs_off+0xb8/0x310 [ 402.529391] __alloc_pages_slowpath+0x26e8/0x2e10 [ 402.534257] ? warn_alloc+0x120/0x120 [ 402.538053] ? print_usage_bug+0xc0/0xc0 [ 402.542115] ? warn_alloc+0x120/0x120 [ 402.545919] ? warn_alloc+0x120/0x120 [ 402.549717] ? print_usage_bug+0xc0/0xc0 [ 402.553778] ? print_usage_bug+0xc0/0xc0 [ 402.557845] ? __lock_acquire+0x62f/0x4c20 [ 402.562081] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.567615] ? should_fail+0x22d/0xd01 [ 402.571502] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.576600] ? __lock_acquire+0x62f/0x4c20 [ 402.580844] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.585940] ? __lock_acquire+0x62f/0x4c20 [ 402.590173] ? should_fail+0x22d/0xd01 [ 402.594053] ? find_held_lock+0x36/0x1c0 [ 402.598118] ? mark_held_locks+0x130/0x130 [ 402.602358] ? mark_held_locks+0x130/0x130 [ 402.606589] ? zap_class+0x640/0x640 [ 402.610300] ? zap_class+0x640/0x640 [ 402.614032] ? print_usage_bug+0xc0/0xc0 [ 402.618083] ? do_raw_spin_unlock+0xa7/0x330 [ 402.622486] ? zap_class+0x640/0x640 [ 402.626194] ? print_usage_bug+0xc0/0xc0 [ 402.630253] ? wq_watchdog_touch+0x9c/0xfe [ 402.634484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.640016] ? check_preemption_disabled+0x48/0x280 [ 402.645037] ? __lock_is_held+0xb5/0x140 [ 402.649100] __alloc_pages_nodemask+0xa80/0xde0 [ 402.653761] ? zap_class+0x640/0x640 [ 402.657474] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 402.662497] ? find_held_lock+0x36/0x1c0 [ 402.666561] ? ____cache_alloc_node+0x1c7/0x1e0 [ 402.671227] ? lock_downgrade+0x900/0x900 [ 402.675377] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.680917] cache_grow_begin+0xa5/0x8c0 [ 402.684970] ? do_raw_spin_unlock+0xa7/0x330 [ 402.689384] fallback_alloc+0x204/0x2e0 [ 402.693371] ____cache_alloc_node+0x1c7/0x1e0 [ 402.697867] kmem_cache_alloc_node+0xe3/0x730 [ 402.702364] ? ipv6_get_ifaddr+0x42e/0x620 [ 402.706602] __alloc_skb+0x119/0x770 [ 402.710310] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 402.715588] ? netdev_alloc_frag+0x1f0/0x1f0 [ 402.719991] ? lock_downgrade+0x900/0x900 [ 402.724139] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.729670] ? refcount_sub_and_test_checked+0x203/0x310 [ 402.735116] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 402.740564] ? addrconf_rs_timer+0x690/0x690 [ 402.744980] ndisc_alloc_skb+0x144/0x340 [ 402.749043] ndisc_send_rs+0x331/0x6e0 [ 402.752932] addrconf_rs_timer+0x314/0x690 [ 402.757168] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.761407] call_timer_fn+0x272/0x920 [ 402.765290] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.769518] ? process_timeout+0x40/0x40 [ 402.773585] ? __run_timers+0x7da/0xc70 [ 402.777571] ? _raw_spin_unlock_irq+0x27/0x80 [ 402.782069] ? _raw_spin_unlock_irq+0x27/0x80 [ 402.786559] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.790787] ? lockdep_hardirqs_on+0x296/0x5b0 [ 402.795375] ? trace_hardirqs_on+0xbd/0x310 [ 402.799688] ? kasan_check_read+0x11/0x20 [ 402.803836] ? __run_timers+0x7da/0xc70 [ 402.807810] ? trace_hardirqs_off_caller+0x310/0x310 [ 402.812926] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.817153] __run_timers+0x7e5/0xc70 [ 402.820958] ? timer_fixup_init+0x70/0x70 [ 402.825097] ? compat_start_thread+0x80/0x80 [ 402.829503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.835039] ? _raw_spin_unlock_irq+0x60/0x80 [ 402.839531] ? finish_task_switch+0x1f4/0x910 [ 402.844021] ? finish_task_switch+0x1b4/0x910 [ 402.848507] ? __switch_to_asm+0x34/0x70 [ 402.852567] ? preempt_notifier_register+0x200/0x200 [ 402.857667] ? __switch_to_asm+0x34/0x70 [ 402.861723] ? __switch_to_asm+0x40/0x70 [ 402.865774] ? __switch_to_asm+0x34/0x70 [ 402.869838] ? __switch_to_asm+0x40/0x70 [ 402.873890] ? __switch_to_asm+0x34/0x70 [ 402.877946] ? __switch_to_asm+0x40/0x70 [ 402.881999] ? __switch_to_asm+0x40/0x70 [ 402.886064] ? pvclock_read_flags+0x160/0x160 [ 402.890555] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.896086] ? check_preemption_disabled+0x48/0x280 [ 402.901437] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 402.906973] ? rcu_pm_notify+0xc0/0xc0 [ 402.910860] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.916399] ? check_preemption_disabled+0x48/0x280 [ 402.921416] run_timer_softirq+0x52/0xb0 [ 402.925473] ? rcu_read_lock_sched_held+0x14f/0x180 [ 402.930488] __do_softirq+0x308/0xb7e [ 402.934292] ? trace_hardirqs_on_caller+0xc0/0x310 [ 402.939229] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 402.944334] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 402.949790] ? schedule+0x108/0x460 [ 402.953430] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 402.958181] ? __schedule+0x21d0/0x21d0 [ 402.962162] ? trace_hardirqs_off+0xb8/0x310 [ 402.966567] ? smpboot_thread_fn+0x68b/0xa00 [ 402.970970] ? trace_hardirqs_on+0x310/0x310 [ 402.975395] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.980929] ? check_preemption_disabled+0x48/0x280 [ 402.985944] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.991478] ? takeover_tasklets+0xa90/0xa90 [ 402.995885] run_ksoftirqd+0x5e/0x100 [ 402.999684] smpboot_thread_fn+0x68b/0xa00 [ 403.003918] ? sort_range+0x30/0x30 [ 403.007541] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 403.012641] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.018187] ? __kthread_parkme+0xfb/0x1a0 [ 403.022419] ? sort_range+0x30/0x30 [ 403.026041] kthread+0x35a/0x440 [ 403.029405] ? kthread_stop+0x900/0x900 [ 403.033378] ret_from_fork+0x3a/0x50 [ 403.037104] warn_alloc_show_mem: 1 callbacks suppressed [ 403.037113] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 403.037114] Mem-Info: [ 403.037145] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 403.037145] active_file:19 inactive_file:27 isolated_file:4 [ 403.037145] unevictable:0 dirty:0 writeback:0 unstable:0 [ 403.037145] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 403.037145] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 403.037145] free:13757 free_pcp:1126 free_cma:0 [ 403.042478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 403.049319] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 403.051700] Call Trace: [ 403.085099] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 403.094449] dump_stack+0x244/0x39d [ 403.122168] lowmem_reserve[]: 0 2818 6321 6321 [ 403.124748] ? dump_stack_print_info.cold.1+0x20/0x20 [ 403.150826] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 403.154455] warn_alloc.cold.116+0xb7/0x1bd [ 403.158995] lowmem_reserve[]: 0 0 3503 3503 [ 403.164182] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 403.191822] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 403.196134] ? lock_downgrade+0x900/0x900 [ 403.200423] lowmem_reserve[]: 0 0 0 0 [ 403.205259] ? trace_hardirqs_off+0xb8/0x310 [ 403.234371] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 403.238512] ? trace_hardirqs_off+0xb8/0x310 [ 403.242291] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 403.246690] __alloc_pages_slowpath+0x26e8/0x2e10 [ 403.260171] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 403.264600] ? warn_alloc+0x120/0x120 [ 403.279988] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 403.284819] ? warn_alloc+0x120/0x120 [ 403.299442] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 403.303229] ? warn_alloc+0x120/0x120 [ 403.312036] 188 total pagecache pages [ 403.315821] ? print_usage_bug+0xc0/0xc0 [ 403.324371] 0 pages in swap cache [ 403.328155] ? print_usage_bug+0xc0/0xc0 [ 403.331930] Swap cache stats: add 0, delete 0, find 0/0 [ 403.335973] ? mark_held_locks+0x130/0x130 [ 403.339400] Free swap = 0kB [ 403.343447] ? mark_held_locks+0x130/0x130 [ 403.348781] Total swap = 0kB [ 403.348789] 1965979 pages RAM [ 403.353010] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.355996] 0 pages HighMem/MovableOnly [ 403.356003] 342854 pages reserved [ 403.360223] ? should_fail+0x22d/0xd01 [ 403.363209] 0 pages cma reserved [ 403.366300] ? zap_class+0x640/0x640 [ 403.371866] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 403.375784] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 403.379282] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 403.383081] ? __lock_acquire+0x62f/0x4c20 [ 403.386417] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 403.390118] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 403.425912] ? __lock_acquire+0x62f/0x4c20 [ 403.430139] ? should_fail+0x22d/0xd01 [ 403.434116] ? mark_held_locks+0x130/0x130 [ 403.438355] ? mark_held_locks+0x130/0x130 [ 403.442583] ? lock_downgrade+0x900/0x900 [ 403.446728] ? zap_class+0x640/0x640 [ 403.450447] ? zap_class+0x640/0x640 [ 403.454152] ? do_raw_spin_unlock+0xa7/0x330 [ 403.458559] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 403.463315] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.468853] ? check_preemption_disabled+0x48/0x280 [ 403.473870] ? __lock_is_held+0xb5/0x140 [ 403.477935] __alloc_pages_nodemask+0xa80/0xde0 [ 403.482597] ? zap_class+0x640/0x640 [ 403.486308] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 403.491331] ? find_held_lock+0x36/0x1c0 [ 403.495396] ? ____cache_alloc_node+0x1c7/0x1e0 [ 403.500061] ? lock_downgrade+0x900/0x900 [ 403.504209] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.509747] cache_grow_begin+0xa5/0x8c0 [ 403.513816] ? do_raw_spin_unlock+0xa7/0x330 [ 403.518229] fallback_alloc+0x204/0x2e0 [ 403.522207] ____cache_alloc_node+0x1c7/0x1e0 [ 403.526702] kmem_cache_alloc_node+0xe3/0x730 [ 403.531195] ? lockdep_hardirqs_on+0x296/0x5b0 [ 403.535791] __alloc_skb+0x119/0x770 [ 403.539498] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 403.544859] ? netdev_alloc_frag+0x1f0/0x1f0 [ 403.549269] ? vprintk_default+0x28/0x30 [ 403.553328] ? vprintk_func+0x85/0x181 [ 403.557209] ? printk+0xa7/0xcf [ 403.560485] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 403.565236] ? do_raw_spin_trylock+0x270/0x270 [ 403.569824] new_skb+0x26/0x1c0 [ 403.573098] aoecmd_cfg+0x279/0x7f0 [ 403.576721] ? find_held_lock+0x36/0x1c0 [ 403.580788] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 403.585108] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.590654] ? __lock_is_held+0xb5/0x140 [ 403.594723] discover_timer+0x50/0x60 [ 403.598541] call_timer_fn+0x272/0x920 [ 403.602423] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 403.607258] ? process_timeout+0x40/0x40 [ 403.611319] ? __run_timers+0x7da/0xc70 [ 403.615295] ? _raw_spin_unlock_irq+0x27/0x80 [ 403.619784] ? _raw_spin_unlock_irq+0x27/0x80 [ 403.624270] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 403.629107] ? lockdep_hardirqs_on+0x296/0x5b0 [ 403.633683] ? trace_hardirqs_on+0xbd/0x310 [ 403.637998] ? kasan_check_read+0x11/0x20 [ 403.642137] ? __run_timers+0x7da/0xc70 [ 403.646106] ? trace_hardirqs_off_caller+0x310/0x310 [ 403.651215] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 403.656054] __run_timers+0x7e5/0xc70 [ 403.659861] ? timer_fixup_init+0x70/0x70 [ 403.664003] ? _raw_spin_unlock_irq+0x27/0x80 [ 403.668493] ? _raw_spin_unlock_irq+0x27/0x80 [ 403.672982] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 403.677559] ? trace_hardirqs_on+0xbd/0x310 [ 403.681875] ? kasan_check_read+0x11/0x20 [ 403.686020] ? finish_task_switch+0x1f4/0x910 [ 403.690510] ? trace_hardirqs_off_caller+0x310/0x310 [ 403.695605] ? compat_start_thread+0x80/0x80 [ 403.700027] ? pvclock_read_flags+0x160/0x160 [ 403.704520] ? __switch_to_asm+0x34/0x70 [ 403.708576] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.714106] ? check_preemption_disabled+0x48/0x280 [ 403.719127] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 403.724657] ? rcu_pm_notify+0xc0/0xc0 [ 403.728540] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.734071] ? check_preemption_disabled+0x48/0x280 [ 403.739084] run_timer_softirq+0x52/0xb0 [ 403.743139] ? rcu_read_lock_sched_held+0x14f/0x180 [ 403.748147] __do_softirq+0x308/0xb7e [ 403.751951] ? trace_hardirqs_on_caller+0xc0/0x310 [ 403.756879] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 403.761974] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 403.767422] ? __schedule+0x973/0x21d0 [ 403.771311] ? schedule+0x108/0x460 [ 403.774941] ? trace_hardirqs_off+0xb8/0x310 [ 403.779343] ? smpboot_thread_fn+0x68b/0xa00 [ 403.783756] ? trace_hardirqs_on+0x310/0x310 [ 403.788158] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.793687] ? check_preemption_disabled+0x48/0x280 [ 403.798702] ? takeover_tasklets+0xa90/0xa90 [ 403.803114] run_ksoftirqd+0x5e/0x100 [ 403.806910] smpboot_thread_fn+0x68b/0xa00 [ 403.811146] ? sort_range+0x30/0x30 [ 403.814769] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 403.819870] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.825400] ? __kthread_parkme+0xfb/0x1a0 [ 403.829630] ? sort_range+0x30/0x30 [ 403.833260] kthread+0x35a/0x440 [ 403.836625] ? kthread_stop+0x900/0x900 [ 403.840596] ret_from_fork+0x3a/0x50 [ 403.844322] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 403.844380] aoe: skb alloc failure [ 403.851251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 403.851256] Call Trace: [ 403.851273] dump_stack+0x244/0x39d [ 403.851292] ? dump_stack_print_info.cold.1+0x20/0x20 [ 403.854827] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 403.864154] warn_alloc.cold.116+0xb7/0x1bd [ 403.866702] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 403.870321] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 403.899557] ? lock_downgrade+0x900/0x900 [ 403.903709] ? trace_hardirqs_off+0xb8/0x310 [ 403.908126] ? trace_hardirqs_off+0xb8/0x310 [ 403.912537] __alloc_pages_slowpath+0x26e8/0x2e10 [ 403.917415] ? warn_alloc+0x120/0x120 [ 403.921213] ? print_usage_bug+0xc0/0xc0 [ 403.925277] ? warn_alloc+0x120/0x120 [ 403.929078] ? warn_alloc+0x120/0x120 [ 403.932880] ? print_usage_bug+0xc0/0xc0 [ 403.936940] ? print_usage_bug+0xc0/0xc0 [ 403.940998] ? __lock_acquire+0x62f/0x4c20 [ 403.945241] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.950772] ? should_fail+0x22d/0xd01 [ 403.954656] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 403.959757] ? __lock_acquire+0x62f/0x4c20 [ 403.963992] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 403.969088] ? __lock_acquire+0x62f/0x4c20 [ 403.973326] ? should_fail+0x22d/0xd01 [ 403.977206] ? find_held_lock+0x36/0x1c0 [ 403.981276] ? mark_held_locks+0x130/0x130 [ 403.985511] ? mark_held_locks+0x130/0x130 [ 403.989744] ? zap_class+0x640/0x640 [ 403.993457] ? mark_held_locks+0xc7/0x130 [ 403.997597] ? do_raw_spin_unlock+0xa7/0x330 [ 404.002006] ? zap_class+0x640/0x640 [ 404.005727] ? print_usage_bug+0xc0/0xc0 [ 404.009787] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.015321] ? check_preemption_disabled+0x48/0x280 [ 404.020341] ? __lock_is_held+0xb5/0x140 [ 404.024402] __alloc_pages_nodemask+0xa80/0xde0 [ 404.029065] ? zap_class+0x640/0x640 [ 404.032779] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 404.037799] ? find_held_lock+0x36/0x1c0 [ 404.041874] ? ____cache_alloc_node+0x1c7/0x1e0 [ 404.046542] ? lock_downgrade+0x900/0x900 [ 404.050689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.056244] cache_grow_begin+0xa5/0x8c0 [ 404.060299] ? do_raw_spin_unlock+0xa7/0x330 [ 404.064714] fallback_alloc+0x204/0x2e0 [ 404.069175] ____cache_alloc_node+0x1c7/0x1e0 [ 404.073672] kmem_cache_alloc_node+0xe3/0x730 [ 404.078173] ? ipv6_get_ifaddr+0x42e/0x620 [ 404.082413] __alloc_skb+0x119/0x770 [ 404.086123] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 404.091399] ? netdev_alloc_frag+0x1f0/0x1f0 [ 404.095803] ? lock_downgrade+0x900/0x900 [ 404.099959] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.105499] ? refcount_sub_and_test_checked+0x203/0x310 [ 404.110948] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 404.116389] ? addrconf_rs_timer+0x690/0x690 [ 404.120803] ndisc_alloc_skb+0x144/0x340 [ 404.124865] ndisc_send_rs+0x331/0x6e0 [ 404.128752] addrconf_rs_timer+0x314/0x690 [ 404.132989] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.137233] call_timer_fn+0x272/0x920 [ 404.141113] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.145343] ? process_timeout+0x40/0x40 [ 404.149407] ? __run_timers+0x7da/0xc70 [ 404.153377] ? _raw_spin_unlock_irq+0x27/0x80 [ 404.157871] ? _raw_spin_unlock_irq+0x27/0x80 [ 404.162361] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.166593] ? lockdep_hardirqs_on+0x296/0x5b0 [ 404.171176] ? trace_hardirqs_on+0xbd/0x310 [ 404.175497] ? kasan_check_read+0x11/0x20 [ 404.179640] ? __run_timers+0x7da/0xc70 [ 404.183614] ? trace_hardirqs_off_caller+0x310/0x310 [ 404.188723] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.192960] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.197188] __run_timers+0x7e5/0xc70 [ 404.200998] ? timer_fixup_init+0x70/0x70 [ 404.205141] ? compat_start_thread+0x80/0x80 [ 404.209546] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.215087] ? _raw_spin_unlock_irq+0x60/0x80 [ 404.219578] ? finish_task_switch+0x1f4/0x910 [ 404.224069] ? finish_task_switch+0x1b4/0x910 [ 404.228560] ? __switch_to_asm+0x34/0x70 [ 404.232622] ? preempt_notifier_register+0x200/0x200 [ 404.237722] ? __switch_to_asm+0x34/0x70 [ 404.241778] ? __switch_to_asm+0x40/0x70 [ 404.245835] ? __switch_to_asm+0x34/0x70 [ 404.249886] ? __switch_to_asm+0x40/0x70 [ 404.253941] ? __switch_to_asm+0x34/0x70 [ 404.257994] ? __switch_to_asm+0x40/0x70 [ 404.262047] ? __switch_to_asm+0x40/0x70 [ 404.266111] ? pvclock_read_flags+0x160/0x160 [ 404.270605] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.276139] ? check_preemption_disabled+0x48/0x280 [ 404.281159] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 404.286704] ? rcu_pm_notify+0xc0/0xc0 [ 404.290587] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.296123] ? check_preemption_disabled+0x48/0x280 [ 404.301140] run_timer_softirq+0x52/0xb0 [ 404.305204] ? rcu_read_lock_sched_held+0x14f/0x180 [ 404.310224] __do_softirq+0x308/0xb7e [ 404.314022] ? trace_hardirqs_on_caller+0xc0/0x310 [ 404.318951] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 404.324047] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 404.329500] ? schedule+0x108/0x460 [ 404.333121] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 404.337876] ? __schedule+0x21d0/0x21d0 [ 404.341851] ? trace_hardirqs_off+0xb8/0x310 [ 404.346255] ? smpboot_thread_fn+0x68b/0xa00 [ 404.350658] ? trace_hardirqs_on+0x310/0x310 [ 404.355069] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.360603] ? check_preemption_disabled+0x48/0x280 [ 404.365620] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.371152] ? takeover_tasklets+0xa90/0xa90 [ 404.375558] run_ksoftirqd+0x5e/0x100 [ 404.379354] smpboot_thread_fn+0x68b/0xa00 [ 404.383588] ? sort_range+0x30/0x30 [ 404.387215] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 404.392312] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.397846] ? __kthread_parkme+0xfb/0x1a0 [ 404.402079] ? sort_range+0x30/0x30 [ 404.405711] kthread+0x35a/0x440 [ 404.409073] ? kthread_stop+0x900/0x900 [ 404.413043] ret_from_fork+0x3a/0x50 [ 404.416768] warn_alloc_show_mem: 1 callbacks suppressed [ 404.416777] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 404.416779] Mem-Info: [ 404.416810] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 404.416810] active_file:19 inactive_file:27 isolated_file:4 [ 404.416810] unevictable:0 dirty:0 writeback:0 unstable:0 [ 404.416810] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 404.416810] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 404.416810] free:13757 free_pcp:1126 free_cma:0 [ 404.422135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 404.422142] Call Trace: [ 404.428990] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 404.431391] dump_stack+0x244/0x39d [ 404.464329] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 404.473770] ? dump_stack_print_info.cold.1+0x20/0x20 [ 404.476324] lowmem_reserve[]: 0 2818 6321 6321 [ 404.503994] warn_alloc.cold.116+0xb7/0x1bd [ 404.507583] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 404.533694] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 404.538865] lowmem_reserve[]: 0 0 3503 3503 [ 404.543451] ? lock_downgrade+0x900/0x900 [ 404.547743] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 404.575410] ? trace_hardirqs_off+0xb8/0x310 [ 404.580212] lowmem_reserve[]: 0 0 0 0 [ 404.584552] ? trace_hardirqs_off+0xb8/0x310 [ 404.588681] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 404.618088] __alloc_pages_slowpath+0x26e8/0x2e10 [ 404.622463] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 404.626277] ? warn_alloc+0x120/0x120 [ 404.630633] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 404.644157] ? warn_alloc+0x120/0x120 [ 404.648983] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 404.664585] ? warn_alloc+0x120/0x120 [ 404.668360] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 404.682996] ? print_usage_bug+0xc0/0xc0 [ 404.686766] 188 total pagecache pages [ 404.695590] ? print_usage_bug+0xc0/0xc0 [ 404.699366] 0 pages in swap cache [ 404.707925] ? mark_held_locks+0x130/0x130 [ 404.711961] Swap cache stats: add 0, delete 0, find 0/0 [ 404.715746] ? mark_held_locks+0x130/0x130 [ 404.719778] Free swap = 0kB [ 404.723221] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.727420] Total swap = 0kB [ 404.727428] 1965979 pages RAM [ 404.732775] ? should_fail+0x22d/0xd01 [ 404.736979] 0 pages HighMem/MovableOnly [ 404.739986] ? zap_class+0x640/0x640 [ 404.745495] 342854 pages reserved [ 404.748500] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 404.751577] 0 pages cma reserved [ 404.755450] ? __lock_acquire+0x62f/0x4c20 [ 404.759457] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 404.763098] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 404.766580] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 404.771616] ? __lock_acquire+0x62f/0x4c20 [ 404.774953] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 404.779170] ? should_fail+0x22d/0xd01 [ 404.779194] ? mark_held_locks+0x130/0x130 [ 404.818002] ? mark_held_locks+0x130/0x130 [ 404.822236] ? lock_downgrade+0x900/0x900 [ 404.826382] ? zap_class+0x640/0x640 [ 404.830094] ? zap_class+0x640/0x640 [ 404.833805] ? zap_class+0x640/0x640 [ 404.837521] ? do_raw_spin_unlock+0xa7/0x330 [ 404.841929] ? trace_hardirqs_on+0x310/0x310 [ 404.846335] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.851877] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.857408] ? check_preemption_disabled+0x48/0x280 [ 404.862430] ? __lock_is_held+0xb5/0x140 [ 404.866496] __alloc_pages_nodemask+0xa80/0xde0 [ 404.871158] ? zap_class+0x640/0x640 [ 404.874873] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 404.879898] ? find_held_lock+0x36/0x1c0 [ 404.883963] ? ____cache_alloc_node+0x1c7/0x1e0 [ 404.888645] ? lock_downgrade+0x900/0x900 [ 404.892795] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.898713] cache_grow_begin+0xa5/0x8c0 [ 404.902772] ? do_raw_spin_unlock+0xa7/0x330 [ 404.907183] fallback_alloc+0x204/0x2e0 [ 404.911163] ____cache_alloc_node+0x1c7/0x1e0 [ 404.915670] kmem_cache_alloc_node+0xe3/0x730 [ 404.920160] ? lockdep_hardirqs_on+0x296/0x5b0 [ 404.924746] __alloc_skb+0x119/0x770 [ 404.928457] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 404.933822] ? netdev_alloc_frag+0x1f0/0x1f0 [ 404.938236] ? vprintk_default+0x28/0x30 [ 404.942294] ? vprintk_func+0x85/0x181 [ 404.946181] ? printk+0xa7/0xcf [ 404.949467] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 404.954223] ? do_raw_spin_trylock+0x270/0x270 [ 404.958806] new_skb+0x26/0x1c0 [ 404.962082] aoecmd_cfg+0x279/0x7f0 [ 404.965703] ? find_held_lock+0x36/0x1c0 [ 404.969762] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 404.974085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.979640] ? __lock_is_held+0xb5/0x140 [ 404.983705] discover_timer+0x50/0x60 [ 404.987500] call_timer_fn+0x272/0x920 [ 404.991386] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 404.996226] ? process_timeout+0x40/0x40 [ 405.000290] ? __run_timers+0x7da/0xc70 [ 405.004266] ? _raw_spin_unlock_irq+0x27/0x80 [ 405.008759] ? _raw_spin_unlock_irq+0x27/0x80 [ 405.013246] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 405.018087] ? lockdep_hardirqs_on+0x296/0x5b0 [ 405.022666] ? trace_hardirqs_on+0xbd/0x310 [ 405.026982] ? kasan_check_read+0x11/0x20 [ 405.031473] ? __run_timers+0x7da/0xc70 [ 405.035444] ? trace_hardirqs_off_caller+0x310/0x310 [ 405.041069] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 405.045905] __run_timers+0x7e5/0xc70 [ 405.049710] ? timer_fixup_init+0x70/0x70 [ 405.053856] ? _raw_spin_unlock_irq+0x27/0x80 [ 405.058345] ? _raw_spin_unlock_irq+0x27/0x80 [ 405.062836] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 405.067414] ? trace_hardirqs_on+0xbd/0x310 [ 405.071727] ? kasan_check_read+0x11/0x20 [ 405.075871] ? finish_task_switch+0x1f4/0x910 [ 405.080363] ? trace_hardirqs_off_caller+0x310/0x310 [ 405.085457] ? compat_start_thread+0x80/0x80 [ 405.089878] ? pvclock_read_flags+0x160/0x160 [ 405.094377] ? __switch_to_asm+0x34/0x70 [ 405.098436] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.103968] ? check_preemption_disabled+0x48/0x280 [ 405.108990] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 405.114522] ? rcu_pm_notify+0xc0/0xc0 [ 405.118407] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.123938] ? check_preemption_disabled+0x48/0x280 [ 405.128952] run_timer_softirq+0x52/0xb0 [ 405.133011] ? rcu_read_lock_sched_held+0x14f/0x180 [ 405.138019] __do_softirq+0x308/0xb7e [ 405.141827] ? trace_hardirqs_on_caller+0xc0/0x310 [ 405.146757] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 405.151857] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 405.157302] ? __schedule+0x973/0x21d0 [ 405.161191] ? schedule+0x108/0x460 [ 405.164826] ? trace_hardirqs_off+0xb8/0x310 [ 405.169234] ? smpboot_thread_fn+0x68b/0xa00 [ 405.173643] ? trace_hardirqs_on+0x310/0x310 [ 405.178047] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.183580] ? check_preemption_disabled+0x48/0x280 [ 405.188599] ? takeover_tasklets+0xa90/0xa90 [ 405.193015] run_ksoftirqd+0x5e/0x100 [ 405.196808] smpboot_thread_fn+0x68b/0xa00 [ 405.201043] ? sort_range+0x30/0x30 [ 405.204665] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 405.209763] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.215298] ? __kthread_parkme+0xfb/0x1a0 [ 405.219532] ? sort_range+0x30/0x30 [ 405.223153] kthread+0x35a/0x440 [ 405.226515] ? kthread_stop+0x900/0x900 [ 405.230486] ret_from_fork+0x3a/0x50 [ 405.234211] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 405.234278] aoe: skb alloc failure [ 405.241134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 405.241138] Call Trace: [ 405.241157] dump_stack+0x244/0x39d [ 405.241176] ? dump_stack_print_info.cold.1+0x20/0x20 [ 405.244712] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 405.254040] warn_alloc.cold.116+0xb7/0x1bd [ 405.256590] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 405.260214] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 405.289458] ? lock_downgrade+0x900/0x900 [ 405.293613] ? trace_hardirqs_off+0xb8/0x310 [ 405.298022] ? trace_hardirqs_off+0xb8/0x310 [ 405.302431] __alloc_pages_slowpath+0x26e8/0x2e10 [ 405.307295] ? warn_alloc+0x120/0x120 [ 405.311092] ? print_usage_bug+0xc0/0xc0 [ 405.315154] ? warn_alloc+0x120/0x120 [ 405.318955] ? warn_alloc+0x120/0x120 [ 405.322755] ? print_usage_bug+0xc0/0xc0 [ 405.326850] ? print_usage_bug+0xc0/0xc0 [ 405.330906] ? __lock_acquire+0x62f/0x4c20 [ 405.335145] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.340675] ? should_fail+0x22d/0xd01 [ 405.344559] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 405.349662] ? __lock_acquire+0x62f/0x4c20 [ 405.353904] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 405.359001] ? __lock_acquire+0x62f/0x4c20 [ 405.363231] ? should_fail+0x22d/0xd01 [ 405.367118] ? find_held_lock+0x36/0x1c0 [ 405.371184] ? mark_held_locks+0x130/0x130 [ 405.375418] ? mark_held_locks+0x130/0x130 [ 405.379643] ? zap_class+0x640/0x640 [ 405.383351] ? zap_class+0x640/0x640 [ 405.387069] ? print_usage_bug+0xc0/0xc0 [ 405.391126] ? do_raw_spin_unlock+0xa7/0x330 [ 405.395527] ? zap_class+0x640/0x640 [ 405.399238] ? print_usage_bug+0xc0/0xc0 [ 405.403292] ? wq_watchdog_touch+0x9c/0xfe [ 405.407528] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.413064] ? check_preemption_disabled+0x48/0x280 [ 405.418089] ? __lock_is_held+0xb5/0x140 [ 405.422158] __alloc_pages_nodemask+0xa80/0xde0 [ 405.426824] ? zap_class+0x640/0x640 [ 405.430542] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 405.435565] ? find_held_lock+0x36/0x1c0 [ 405.439640] ? ____cache_alloc_node+0x1c7/0x1e0 [ 405.444304] ? lock_downgrade+0x900/0x900 [ 405.448455] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.453990] cache_grow_begin+0xa5/0x8c0 [ 405.458046] ? do_raw_spin_unlock+0xa7/0x330 [ 405.462457] fallback_alloc+0x204/0x2e0 [ 405.466433] ____cache_alloc_node+0x1c7/0x1e0 [ 405.470932] kmem_cache_alloc_node+0xe3/0x730 [ 405.475425] ? ipv6_get_ifaddr+0x42e/0x620 [ 405.479663] __alloc_skb+0x119/0x770 [ 405.483380] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 405.488657] ? netdev_alloc_frag+0x1f0/0x1f0 [ 405.493061] ? lock_downgrade+0x900/0x900 [ 405.497213] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.502744] ? refcount_sub_and_test_checked+0x203/0x310 [ 405.508193] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 405.513646] ? addrconf_rs_timer+0x690/0x690 [ 405.518063] ndisc_alloc_skb+0x144/0x340 [ 405.522127] ndisc_send_rs+0x331/0x6e0 [ 405.526012] addrconf_rs_timer+0x314/0x690 [ 405.530245] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.534488] call_timer_fn+0x272/0x920 [ 405.538461] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.542689] ? process_timeout+0x40/0x40 [ 405.546751] ? __run_timers+0x7da/0xc70 [ 405.550725] ? _raw_spin_unlock_irq+0x27/0x80 [ 405.555215] ? _raw_spin_unlock_irq+0x27/0x80 [ 405.559701] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.563946] ? lockdep_hardirqs_on+0x296/0x5b0 [ 405.568528] ? trace_hardirqs_on+0xbd/0x310 [ 405.572842] ? kasan_check_read+0x11/0x20 [ 405.576986] ? __run_timers+0x7da/0xc70 [ 405.580956] ? trace_hardirqs_off_caller+0x310/0x310 [ 405.586072] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.590303] __run_timers+0x7e5/0xc70 [ 405.594115] ? timer_fixup_init+0x70/0x70 [ 405.598259] ? compat_start_thread+0x80/0x80 [ 405.602670] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.608207] ? _raw_spin_unlock_irq+0x60/0x80 [ 405.612703] ? finish_task_switch+0x1f4/0x910 [ 405.617192] ? finish_task_switch+0x1b4/0x910 [ 405.621794] ? __switch_to_asm+0x34/0x70 [ 405.625855] ? preempt_notifier_register+0x200/0x200 [ 405.630952] ? __switch_to_asm+0x34/0x70 [ 405.635006] ? __switch_to_asm+0x40/0x70 [ 405.639066] ? __switch_to_asm+0x34/0x70 [ 405.643122] ? __switch_to_asm+0x40/0x70 [ 405.647195] ? __switch_to_asm+0x34/0x70 [ 405.651252] ? __switch_to_asm+0x40/0x70 [ 405.655307] ? __switch_to_asm+0x40/0x70 [ 405.659375] ? pvclock_read_flags+0x160/0x160 [ 405.663865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.669400] ? check_preemption_disabled+0x48/0x280 [ 405.674419] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 405.679954] ? rcu_pm_notify+0xc0/0xc0 [ 405.683836] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.689371] ? check_preemption_disabled+0x48/0x280 [ 405.694387] run_timer_softirq+0x52/0xb0 [ 405.698447] ? rcu_read_lock_sched_held+0x14f/0x180 [ 405.703458] __do_softirq+0x308/0xb7e [ 405.707262] ? trace_hardirqs_on_caller+0xc0/0x310 [ 405.712191] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 405.717290] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 405.722743] ? schedule+0x108/0x460 [ 405.726366] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 405.731120] ? __schedule+0x21d0/0x21d0 [ 405.735094] ? trace_hardirqs_off+0xb8/0x310 [ 405.739497] ? smpboot_thread_fn+0x68b/0xa00 [ 405.743901] ? trace_hardirqs_on+0x310/0x310 [ 405.748309] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.753842] ? check_preemption_disabled+0x48/0x280 [ 405.758853] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.764388] ? takeover_tasklets+0xa90/0xa90 [ 405.768794] run_ksoftirqd+0x5e/0x100 [ 405.772590] smpboot_thread_fn+0x68b/0xa00 [ 405.776837] ? sort_range+0x30/0x30 [ 405.780460] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 405.785647] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.791182] ? __kthread_parkme+0xfb/0x1a0 [ 405.795413] ? sort_range+0x30/0x30 [ 405.799033] kthread+0x35a/0x440 [ 405.802400] ? kthread_stop+0x900/0x900 [ 405.806375] ret_from_fork+0x3a/0x50 [ 405.810103] warn_alloc_show_mem: 1 callbacks suppressed [ 405.810112] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 405.810113] Mem-Info: [ 405.810144] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 405.810144] active_file:19 inactive_file:27 isolated_file:4 [ 405.810144] unevictable:0 dirty:0 writeback:0 unstable:0 [ 405.810144] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 405.810144] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 405.810144] free:13757 free_pcp:1126 free_cma:0 [ 405.815472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 405.815479] Call Trace: [ 405.822322] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 405.824721] dump_stack+0x244/0x39d [ 405.857656] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 405.867005] ? dump_stack_print_info.cold.1+0x20/0x20 [ 405.869563] lowmem_reserve[]: 0 2818 6321 6321 [ 405.897668] warn_alloc.cold.116+0xb7/0x1bd [ 405.901258] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 405.927360] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 405.932518] lowmem_reserve[]: 0 0 3503 3503 [ 405.937104] ? lock_downgrade+0x900/0x900 [ 405.941396] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 405.969148] ? trace_hardirqs_off+0xb8/0x310 [ 405.973959] lowmem_reserve[]: 0 0 0 0 [ 405.978272] ? trace_hardirqs_off+0xb8/0x310 [ 405.982385] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 406.011527] __alloc_pages_slowpath+0x26e8/0x2e10 [ 406.015910] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 406.019727] ? warn_alloc+0x120/0x120 [ 406.024084] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 406.037599] ? warn_alloc+0x120/0x120 [ 406.042416] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 406.057830] ? warn_alloc+0x120/0x120 [ 406.061605] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 406.076679] ? print_usage_bug+0xc0/0xc0 [ 406.080453] 188 total pagecache pages [ 406.089277] ? print_usage_bug+0xc0/0xc0 [ 406.093057] 0 pages in swap cache [ 406.101613] ? mark_held_locks+0x130/0x130 [ 406.105646] Swap cache stats: add 0, delete 0, find 0/0 [ 406.109431] ? mark_held_locks+0x130/0x130 [ 406.113457] Free swap = 0kB [ 406.113464] Total swap = 0kB [ 406.116907] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.121111] 1965979 pages RAM [ 406.126465] ? should_fail+0x22d/0xd01 [ 406.130670] 0 pages HighMem/MovableOnly [ 406.133670] ? zap_class+0x640/0x640 [ 406.133688] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.136675] 342854 pages reserved [ 406.142199] ? __lock_acquire+0x62f/0x4c20 [ 406.145273] 0 pages cma reserved [ 406.149146] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.153154] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 406.156781] ? __lock_acquire+0x62f/0x4c20 [ 406.156796] ? should_fail+0x22d/0xd01 [ 406.161950] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 406.165321] ? mark_held_locks+0x130/0x130 [ 406.169528] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 406.172897] ? mark_held_locks+0x130/0x130 [ 406.215913] ? lock_downgrade+0x900/0x900 [ 406.220058] ? zap_class+0x640/0x640 [ 406.223767] ? zap_class+0x640/0x640 [ 406.227479] ? zap_class+0x640/0x640 [ 406.231194] ? do_raw_spin_unlock+0xa7/0x330 [ 406.235601] ? trace_hardirqs_on+0x310/0x310 [ 406.240003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.245548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.251161] ? check_preemption_disabled+0x48/0x280 [ 406.256185] ? __lock_is_held+0xb5/0x140 [ 406.260244] __alloc_pages_nodemask+0xa80/0xde0 [ 406.264908] ? zap_class+0x640/0x640 [ 406.268621] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 406.273639] ? find_held_lock+0x36/0x1c0 [ 406.277703] ? ____cache_alloc_node+0x1c7/0x1e0 [ 406.282381] ? lock_downgrade+0x900/0x900 [ 406.286542] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.292079] cache_grow_begin+0xa5/0x8c0 [ 406.296134] ? do_raw_spin_unlock+0xa7/0x330 [ 406.300548] fallback_alloc+0x204/0x2e0 [ 406.304533] ____cache_alloc_node+0x1c7/0x1e0 [ 406.309026] kmem_cache_alloc_node+0xe3/0x730 [ 406.313530] ? lockdep_hardirqs_on+0x296/0x5b0 [ 406.318116] __alloc_skb+0x119/0x770 [ 406.321821] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 406.327180] ? netdev_alloc_frag+0x1f0/0x1f0 [ 406.331587] ? vprintk_default+0x28/0x30 [ 406.335660] ? vprintk_func+0x85/0x181 [ 406.339544] ? printk+0xa7/0xcf [ 406.342826] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 406.347583] ? do_raw_spin_trylock+0x270/0x270 [ 406.352162] new_skb+0x26/0x1c0 [ 406.355441] aoecmd_cfg+0x279/0x7f0 [ 406.359062] ? find_held_lock+0x36/0x1c0 [ 406.363122] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 406.367446] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.372987] ? __lock_is_held+0xb5/0x140 [ 406.377053] discover_timer+0x50/0x60 [ 406.380845] call_timer_fn+0x272/0x920 [ 406.384726] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 406.389564] ? process_timeout+0x40/0x40 [ 406.393626] ? __run_timers+0x7da/0xc70 [ 406.397598] ? _raw_spin_unlock_irq+0x27/0x80 [ 406.402089] ? _raw_spin_unlock_irq+0x27/0x80 [ 406.406580] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 406.411417] ? lockdep_hardirqs_on+0x296/0x5b0 [ 406.415994] ? trace_hardirqs_on+0xbd/0x310 [ 406.420310] ? kasan_check_read+0x11/0x20 [ 406.424450] ? __run_timers+0x7da/0xc70 [ 406.428420] ? trace_hardirqs_off_caller+0x310/0x310 [ 406.433537] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 406.438372] __run_timers+0x7e5/0xc70 [ 406.442175] ? timer_fixup_init+0x70/0x70 [ 406.446318] ? _raw_spin_unlock_irq+0x27/0x80 [ 406.450811] ? _raw_spin_unlock_irq+0x27/0x80 [ 406.455300] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 406.459880] ? trace_hardirqs_on+0xbd/0x310 [ 406.464197] ? kasan_check_read+0x11/0x20 [ 406.468339] ? finish_task_switch+0x1f4/0x910 [ 406.472830] ? trace_hardirqs_off_caller+0x310/0x310 [ 406.477929] ? compat_start_thread+0x80/0x80 [ 406.482350] ? pvclock_read_flags+0x160/0x160 [ 406.486841] ? __switch_to_asm+0x34/0x70 [ 406.490897] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.496431] ? check_preemption_disabled+0x48/0x280 [ 406.501451] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 406.506987] ? rcu_pm_notify+0xc0/0xc0 [ 406.510875] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.516407] ? check_preemption_disabled+0x48/0x280 [ 406.521420] run_timer_softirq+0x52/0xb0 [ 406.525476] ? rcu_read_lock_sched_held+0x14f/0x180 [ 406.530507] __do_softirq+0x308/0xb7e [ 406.534305] ? trace_hardirqs_on_caller+0xc0/0x310 [ 406.539236] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 406.544336] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 406.549781] ? __schedule+0x973/0x21d0 [ 406.553668] ? schedule+0x108/0x460 [ 406.557302] ? trace_hardirqs_off+0xb8/0x310 [ 406.561704] ? smpboot_thread_fn+0x68b/0xa00 [ 406.566109] ? trace_hardirqs_on+0x310/0x310 [ 406.570519] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.576051] ? check_preemption_disabled+0x48/0x280 [ 406.581063] ? takeover_tasklets+0xa90/0xa90 [ 406.585470] run_ksoftirqd+0x5e/0x100 [ 406.589277] smpboot_thread_fn+0x68b/0xa00 [ 406.593517] ? sort_range+0x30/0x30 [ 406.597145] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 406.602253] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.607782] ? __kthread_parkme+0xfb/0x1a0 [ 406.612020] ? sort_range+0x30/0x30 [ 406.615641] kthread+0x35a/0x440 [ 406.619006] ? kthread_stop+0x900/0x900 [ 406.622975] ret_from_fork+0x3a/0x50 [ 406.626707] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 406.626769] aoe: skb alloc failure [ 406.633627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 406.633632] Call Trace: [ 406.633649] dump_stack+0x244/0x39d [ 406.633667] ? dump_stack_print_info.cold.1+0x20/0x20 [ 406.637207] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 406.646551] warn_alloc.cold.116+0xb7/0x1bd [ 406.649122] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 406.652739] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 406.681988] ? lock_downgrade+0x900/0x900 [ 406.686143] ? trace_hardirqs_off+0xb8/0x310 [ 406.690551] ? trace_hardirqs_off+0xb8/0x310 [ 406.694966] __alloc_pages_slowpath+0x26e8/0x2e10 [ 406.699832] ? warn_alloc+0x120/0x120 [ 406.703644] ? print_usage_bug+0xc0/0xc0 [ 406.707704] ? warn_alloc+0x120/0x120 [ 406.711507] ? warn_alloc+0x120/0x120 [ 406.715303] ? print_usage_bug+0xc0/0xc0 [ 406.719363] ? print_usage_bug+0xc0/0xc0 [ 406.723418] ? __lock_acquire+0x62f/0x4c20 [ 406.727651] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.733184] ? should_fail+0x22d/0xd01 [ 406.737077] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.742174] ? __lock_acquire+0x62f/0x4c20 [ 406.746406] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.751502] ? __lock_acquire+0x62f/0x4c20 [ 406.755731] ? should_fail+0x22d/0xd01 [ 406.759616] ? find_held_lock+0x36/0x1c0 [ 406.763685] ? mark_held_locks+0x130/0x130 [ 406.767921] ? mark_held_locks+0x130/0x130 [ 406.772147] ? zap_class+0x640/0x640 [ 406.775861] ? mark_held_locks+0xc7/0x130 [ 406.780008] ? do_raw_spin_unlock+0xa7/0x330 [ 406.784410] ? zap_class+0x640/0x640 [ 406.788120] ? print_usage_bug+0xc0/0xc0 [ 406.792190] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.797725] ? check_preemption_disabled+0x48/0x280 [ 406.802746] ? __lock_is_held+0xb5/0x140 [ 406.806807] __alloc_pages_nodemask+0xa80/0xde0 [ 406.811479] ? zap_class+0x640/0x640 [ 406.815194] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 406.820214] ? find_held_lock+0x36/0x1c0 [ 406.824280] ? ____cache_alloc_node+0x1c7/0x1e0 [ 406.828946] ? lock_downgrade+0x900/0x900 [ 406.833099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.838635] cache_grow_begin+0xa5/0x8c0 [ 406.842689] ? do_raw_spin_unlock+0xa7/0x330 [ 406.847102] fallback_alloc+0x204/0x2e0 [ 406.851079] ____cache_alloc_node+0x1c7/0x1e0 [ 406.855573] kmem_cache_alloc_node+0xe3/0x730 [ 406.860062] ? ipv6_get_ifaddr+0x42e/0x620 [ 406.864301] __alloc_skb+0x119/0x770 [ 406.868012] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 406.873286] ? netdev_alloc_frag+0x1f0/0x1f0 [ 406.877688] ? lock_downgrade+0x900/0x900 [ 406.881837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.887372] ? refcount_sub_and_test_checked+0x203/0x310 [ 406.892823] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 406.898272] ? addrconf_rs_timer+0x690/0x690 [ 406.902685] ndisc_alloc_skb+0x144/0x340 [ 406.906747] ndisc_send_rs+0x331/0x6e0 [ 406.910640] addrconf_rs_timer+0x314/0x690 [ 406.914874] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 406.919113] call_timer_fn+0x272/0x920 [ 406.922998] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 406.927228] ? process_timeout+0x40/0x40 [ 406.931290] ? __run_timers+0x7da/0xc70 [ 406.935268] ? _raw_spin_unlock_irq+0x27/0x80 [ 406.939760] ? _raw_spin_unlock_irq+0x27/0x80 [ 406.944251] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 406.948481] ? lockdep_hardirqs_on+0x296/0x5b0 [ 406.953146] ? trace_hardirqs_on+0xbd/0x310 [ 406.957468] ? kasan_check_read+0x11/0x20 [ 406.961608] ? __run_timers+0x7da/0xc70 [ 406.965593] ? trace_hardirqs_off_caller+0x310/0x310 [ 406.970694] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 406.974940] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 406.979176] __run_timers+0x7e5/0xc70 [ 406.982984] ? timer_fixup_init+0x70/0x70 [ 406.987128] ? compat_start_thread+0x80/0x80 [ 406.991536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.997078] ? _raw_spin_unlock_irq+0x60/0x80 [ 407.001569] ? finish_task_switch+0x1f4/0x910 [ 407.006086] ? finish_task_switch+0x1b4/0x910 [ 407.010576] ? __switch_to_asm+0x34/0x70 [ 407.014640] ? preempt_notifier_register+0x200/0x200 [ 407.019737] ? __switch_to_asm+0x34/0x70 [ 407.023791] ? __switch_to_asm+0x40/0x70 [ 407.027842] ? __switch_to_asm+0x34/0x70 [ 407.031896] ? __switch_to_asm+0x40/0x70 [ 407.035951] ? __switch_to_asm+0x34/0x70 [ 407.040007] ? __switch_to_asm+0x40/0x70 [ 407.044060] ? __switch_to_asm+0x40/0x70 [ 407.048129] ? pvclock_read_flags+0x160/0x160 [ 407.052630] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.058163] ? check_preemption_disabled+0x48/0x280 [ 407.063186] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 407.069215] ? rcu_pm_notify+0xc0/0xc0 [ 407.073098] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.078629] ? check_preemption_disabled+0x48/0x280 [ 407.083651] run_timer_softirq+0x52/0xb0 [ 407.087711] ? rcu_read_lock_sched_held+0x14f/0x180 [ 407.092729] __do_softirq+0x308/0xb7e [ 407.096534] ? trace_hardirqs_on_caller+0xc0/0x310 [ 407.101469] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 407.106566] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 407.112016] ? schedule+0x108/0x460 [ 407.115642] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 407.120391] ? __schedule+0x21d0/0x21d0 [ 407.124367] ? trace_hardirqs_off+0xb8/0x310 [ 407.128772] ? smpboot_thread_fn+0x68b/0xa00 [ 407.133173] ? trace_hardirqs_on+0x310/0x310 [ 407.137576] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.143109] ? check_preemption_disabled+0x48/0x280 [ 407.148118] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.153647] ? takeover_tasklets+0xa90/0xa90 [ 407.158054] run_ksoftirqd+0x5e/0x100 [ 407.161848] smpboot_thread_fn+0x68b/0xa00 [ 407.166081] ? sort_range+0x30/0x30 [ 407.169705] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 407.174802] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.180331] ? __kthread_parkme+0xfb/0x1a0 [ 407.184562] ? sort_range+0x30/0x30 [ 407.188193] kthread+0x35a/0x440 [ 407.191557] ? kthread_stop+0x900/0x900 [ 407.195530] ret_from_fork+0x3a/0x50 [ 407.199254] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 407.199259] warn_alloc_show_mem: 1 callbacks suppressed [ 407.199265] Mem-Info: [ 407.206090] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 407.211463] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 407.211463] active_file:19 inactive_file:27 isolated_file:4 [ 407.211463] unevictable:0 dirty:0 writeback:0 unstable:0 [ 407.211463] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 407.211463] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 407.211463] free:13757 free_pcp:1126 free_cma:0 [ 407.213834] Call Trace: [ 407.223208] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 407.256141] dump_stack+0x244/0x39d [ 407.258697] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 407.286361] ? dump_stack_print_info.cold.1+0x20/0x20 [ 407.289955] lowmem_reserve[]: 0 2818 6321 6321 [ 407.316062] warn_alloc.cold.116+0xb7/0x1bd [ 407.321213] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 407.325783] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 407.330067] lowmem_reserve[]: 0 0 3503 3503 [ 407.357734] ? lock_downgrade+0x900/0x900 [ 407.362545] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 407.366858] ? trace_hardirqs_off+0xb8/0x310 [ 407.370978] lowmem_reserve[]: 0 0 0 0 [ 407.400127] ? trace_hardirqs_off+0xb8/0x310 [ 407.404504] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 407.408304] __alloc_pages_slowpath+0x26e8/0x2e10 [ 407.412677] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 407.426216] ? warn_alloc+0x120/0x120 [ 407.431002] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 407.446441] ? warn_alloc+0x120/0x120 [ 407.450214] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 407.464847] ? warn_alloc+0x120/0x120 [ 407.468623] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 407.477439] ? print_usage_bug+0xc0/0xc0 [ 407.481209] 188 total pagecache pages [ 407.489773] ? print_usage_bug+0xc0/0xc0 [ 407.493810] 0 pages in swap cache [ 407.497592] ? mark_held_locks+0x130/0x130 [ 407.501628] Swap cache stats: add 0, delete 0, find 0/0 [ 407.505067] ? mark_held_locks+0x130/0x130 [ 407.509272] Free swap = 0kB [ 407.514620] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.518825] Total swap = 0kB [ 407.521831] ? should_fail+0x22d/0xd01 [ 407.527337] 1965979 pages RAM [ 407.530343] ? zap_class+0x640/0x640 [ 407.534211] 0 pages HighMem/MovableOnly [ 407.537304] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 407.540998] 342854 pages reserved [ 407.544960] ? __lock_acquire+0x62f/0x4c20 [ 407.550033] 0 pages cma reserved [ 407.553475] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 407.557750] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 407.561035] ? __lock_acquire+0x62f/0x4c20 [ 407.561048] ? should_fail+0x22d/0xd01 [ 407.561072] ? mark_held_locks+0x130/0x130 [ 407.566195] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 407.572622] ? mark_held_locks+0x130/0x130 [ 407.576823] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 407.580691] ? lock_downgrade+0x900/0x900 [ 407.580706] ? zap_class+0x640/0x640 [ 407.611903] ? zap_class+0x640/0x640 [ 407.615615] ? zap_class+0x640/0x640 [ 407.619320] ? do_raw_spin_unlock+0xa7/0x330 [ 407.623725] ? trace_hardirqs_on+0x310/0x310 [ 407.628130] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.633662] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.639199] ? check_preemption_disabled+0x48/0x280 [ 407.644219] ? __lock_is_held+0xb5/0x140 [ 407.648279] __alloc_pages_nodemask+0xa80/0xde0 [ 407.652945] ? zap_class+0x640/0x640 [ 407.656663] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 407.661684] ? find_held_lock+0x36/0x1c0 [ 407.665752] ? ____cache_alloc_node+0x1c7/0x1e0 [ 407.670421] ? lock_downgrade+0x900/0x900 [ 407.674571] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.680372] cache_grow_begin+0xa5/0x8c0 [ 407.684436] ? do_raw_spin_unlock+0xa7/0x330 [ 407.688850] fallback_alloc+0x204/0x2e0 [ 407.692825] ____cache_alloc_node+0x1c7/0x1e0 [ 407.697320] kmem_cache_alloc_node+0xe3/0x730 [ 407.701813] ? lockdep_hardirqs_on+0x296/0x5b0 [ 407.706411] __alloc_skb+0x119/0x770 [ 407.710131] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 407.715494] ? netdev_alloc_frag+0x1f0/0x1f0 [ 407.719908] ? vprintk_default+0x28/0x30 [ 407.723964] ? vprintk_func+0x85/0x181 [ 407.727850] ? printk+0xa7/0xcf [ 407.731123] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 407.735877] ? do_raw_spin_trylock+0x270/0x270 [ 407.740458] new_skb+0x26/0x1c0 [ 407.743730] aoecmd_cfg+0x279/0x7f0 [ 407.747352] ? find_held_lock+0x36/0x1c0 [ 407.751421] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 407.755741] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.761284] ? __lock_is_held+0xb5/0x140 [ 407.765363] discover_timer+0x50/0x60 [ 407.769169] call_timer_fn+0x272/0x920 [ 407.773052] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 407.777889] ? process_timeout+0x40/0x40 [ 407.781952] ? __run_timers+0x7da/0xc70 [ 407.785934] ? _raw_spin_unlock_irq+0x27/0x80 [ 407.790427] ? _raw_spin_unlock_irq+0x27/0x80 [ 407.794919] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 407.799757] ? lockdep_hardirqs_on+0x296/0x5b0 [ 407.804333] ? trace_hardirqs_on+0xbd/0x310 [ 407.808654] ? kasan_check_read+0x11/0x20 [ 407.812794] ? __run_timers+0x7da/0xc70 [ 407.816766] ? trace_hardirqs_off_caller+0x310/0x310 [ 407.821893] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 407.826733] __run_timers+0x7e5/0xc70 [ 407.830540] ? timer_fixup_init+0x70/0x70 [ 407.834689] ? _raw_spin_unlock_irq+0x27/0x80 [ 407.839180] ? _raw_spin_unlock_irq+0x27/0x80 [ 407.843671] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 407.848252] ? trace_hardirqs_on+0xbd/0x310 [ 407.852567] ? kasan_check_read+0x11/0x20 [ 407.856713] ? finish_task_switch+0x1f4/0x910 [ 407.861208] ? trace_hardirqs_off_caller+0x310/0x310 [ 407.866307] ? compat_start_thread+0x80/0x80 [ 407.870732] ? pvclock_read_flags+0x160/0x160 [ 407.875219] ? __switch_to_asm+0x34/0x70 [ 407.879274] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.884810] ? check_preemption_disabled+0x48/0x280 [ 407.889834] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 407.895382] ? rcu_pm_notify+0xc0/0xc0 [ 407.899264] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.904803] ? check_preemption_disabled+0x48/0x280 [ 407.909905] run_timer_softirq+0x52/0xb0 [ 407.913961] ? rcu_read_lock_sched_held+0x14f/0x180 [ 407.918971] __do_softirq+0x308/0xb7e [ 407.922770] ? trace_hardirqs_on_caller+0xc0/0x310 [ 407.927698] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 407.932794] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 407.938242] ? __schedule+0x973/0x21d0 [ 407.942136] ? schedule+0x108/0x460 [ 407.945768] ? trace_hardirqs_off+0xb8/0x310 [ 407.950170] ? smpboot_thread_fn+0x68b/0xa00 [ 407.954573] ? trace_hardirqs_on+0x310/0x310 [ 407.958978] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.964511] ? check_preemption_disabled+0x48/0x280 [ 407.969522] ? takeover_tasklets+0xa90/0xa90 [ 407.973931] run_ksoftirqd+0x5e/0x100 [ 407.977727] smpboot_thread_fn+0x68b/0xa00 [ 407.981964] ? sort_range+0x30/0x30 [ 407.985588] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 407.990697] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.996228] ? __kthread_parkme+0xfb/0x1a0 [ 408.000467] ? sort_range+0x30/0x30 [ 408.004091] kthread+0x35a/0x440 [ 408.007452] ? kthread_stop+0x900/0x900 [ 408.011421] ret_from_fork+0x3a/0x50 [ 408.015148] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 408.015214] aoe: skb alloc failure [ 408.022064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 408.022069] Call Trace: [ 408.022087] dump_stack+0x244/0x39d [ 408.022106] ? dump_stack_print_info.cold.1+0x20/0x20 [ 408.025658] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 408.034987] warn_alloc.cold.116+0xb7/0x1bd [ 408.037536] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 408.041153] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 408.071436] ? lock_downgrade+0x900/0x900 [ 408.075585] ? trace_hardirqs_off+0xb8/0x310 [ 408.079994] ? trace_hardirqs_off+0xb8/0x310 [ 408.084499] __alloc_pages_slowpath+0x26e8/0x2e10 [ 408.089371] ? warn_alloc+0x120/0x120 [ 408.093172] ? print_usage_bug+0xc0/0xc0 [ 408.097315] ? warn_alloc+0x120/0x120 [ 408.101120] ? warn_alloc+0x120/0x120 [ 408.104916] ? print_usage_bug+0xc0/0xc0 [ 408.108975] ? print_usage_bug+0xc0/0xc0 [ 408.113030] ? __lock_acquire+0x62f/0x4c20 [ 408.117268] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.122804] ? should_fail+0x22d/0xd01 [ 408.126690] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 408.131787] ? __lock_acquire+0x62f/0x4c20 [ 408.136032] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 408.141130] ? __lock_acquire+0x62f/0x4c20 [ 408.145364] ? should_fail+0x22d/0xd01 [ 408.149245] ? find_held_lock+0x36/0x1c0 [ 408.153309] ? mark_held_locks+0x130/0x130 [ 408.157552] ? mark_held_locks+0x130/0x130 [ 408.161779] ? zap_class+0x640/0x640 [ 408.165489] ? zap_class+0x640/0x640 [ 408.169200] ? print_usage_bug+0xc0/0xc0 [ 408.173256] ? do_raw_spin_unlock+0xa7/0x330 [ 408.177664] ? zap_class+0x640/0x640 [ 408.181375] ? print_usage_bug+0xc0/0xc0 [ 408.185430] ? wq_watchdog_touch+0x9c/0xfe [ 408.189664] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.195211] ? check_preemption_disabled+0x48/0x280 [ 408.200231] ? __lock_is_held+0xb5/0x140 [ 408.204293] __alloc_pages_nodemask+0xa80/0xde0 [ 408.208960] ? zap_class+0x640/0x640 [ 408.212676] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 408.217700] ? find_held_lock+0x36/0x1c0 [ 408.221768] ? ____cache_alloc_node+0x1c7/0x1e0 [ 408.226433] ? lock_downgrade+0x900/0x900 [ 408.230582] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.236118] cache_grow_begin+0xa5/0x8c0 [ 408.240174] ? do_raw_spin_unlock+0xa7/0x330 [ 408.244589] fallback_alloc+0x204/0x2e0 [ 408.248564] ____cache_alloc_node+0x1c7/0x1e0 [ 408.253062] kmem_cache_alloc_node+0xe3/0x730 [ 408.257563] ? ipv6_get_ifaddr+0x42e/0x620 [ 408.261804] __alloc_skb+0x119/0x770 [ 408.265512] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 408.270788] ? netdev_alloc_frag+0x1f0/0x1f0 [ 408.275192] ? lock_downgrade+0x900/0x900 [ 408.279356] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.284891] ? refcount_sub_and_test_checked+0x203/0x310 [ 408.290346] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 408.295790] ? addrconf_rs_timer+0x690/0x690 [ 408.300214] ndisc_alloc_skb+0x144/0x340 [ 408.304277] ndisc_send_rs+0x331/0x6e0 [ 408.308164] addrconf_rs_timer+0x314/0x690 [ 408.312403] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.316641] call_timer_fn+0x272/0x920 [ 408.320532] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.324760] ? process_timeout+0x40/0x40 [ 408.328827] ? __run_timers+0x7da/0xc70 [ 408.332804] ? _raw_spin_unlock_irq+0x27/0x80 [ 408.337298] ? _raw_spin_unlock_irq+0x27/0x80 [ 408.341794] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.346022] ? lockdep_hardirqs_on+0x296/0x5b0 [ 408.350601] ? trace_hardirqs_on+0xbd/0x310 [ 408.354915] ? kasan_check_read+0x11/0x20 [ 408.359054] ? __run_timers+0x7da/0xc70 [ 408.363024] ? trace_hardirqs_off_caller+0x310/0x310 [ 408.368127] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.372360] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.376585] __run_timers+0x7e5/0xc70 [ 408.380392] ? timer_fixup_init+0x70/0x70 [ 408.384531] ? compat_start_thread+0x80/0x80 [ 408.388936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.394471] ? _raw_spin_unlock_irq+0x60/0x80 [ 408.398967] ? finish_task_switch+0x1f4/0x910 [ 408.403458] ? finish_task_switch+0x1b4/0x910 [ 408.407949] ? __switch_to_asm+0x34/0x70 [ 408.412009] ? preempt_notifier_register+0x200/0x200 [ 408.417117] ? __switch_to_asm+0x34/0x70 [ 408.421169] ? __switch_to_asm+0x40/0x70 [ 408.425220] ? __switch_to_asm+0x34/0x70 [ 408.429275] ? __switch_to_asm+0x40/0x70 [ 408.433336] ? __switch_to_asm+0x34/0x70 [ 408.437389] ? __switch_to_asm+0x40/0x70 [ 408.441445] ? __switch_to_asm+0x40/0x70 [ 408.445513] ? pvclock_read_flags+0x160/0x160 [ 408.450006] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.455543] ? check_preemption_disabled+0x48/0x280 [ 408.460565] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 408.466098] ? rcu_pm_notify+0xc0/0xc0 [ 408.469985] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.475518] ? check_preemption_disabled+0x48/0x280 [ 408.480532] run_timer_softirq+0x52/0xb0 [ 408.484588] ? rcu_read_lock_sched_held+0x14f/0x180 [ 408.489597] __do_softirq+0x308/0xb7e [ 408.493401] ? trace_hardirqs_on_caller+0xc0/0x310 [ 408.498334] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 408.503430] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 408.508883] ? schedule+0x108/0x460 [ 408.512518] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 408.517271] ? __schedule+0x21d0/0x21d0 [ 408.521249] ? trace_hardirqs_off+0xb8/0x310 [ 408.525650] ? smpboot_thread_fn+0x68b/0xa00 [ 408.530053] ? trace_hardirqs_on+0x310/0x310 [ 408.534456] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.539990] ? check_preemption_disabled+0x48/0x280 [ 408.545004] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.550537] ? takeover_tasklets+0xa90/0xa90 [ 408.554939] run_ksoftirqd+0x5e/0x100 [ 408.558732] smpboot_thread_fn+0x68b/0xa00 [ 408.562969] ? sort_range+0x30/0x30 [ 408.566592] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 408.571693] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.577227] ? __kthread_parkme+0xfb/0x1a0 [ 408.581461] ? sort_range+0x30/0x30 [ 408.585091] kthread+0x35a/0x440 [ 408.588455] ? kthread_stop+0x900/0x900 [ 408.592428] ret_from_fork+0x3a/0x50 [ 408.596162] warn_alloc_show_mem: 1 callbacks suppressed [ 408.596171] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 408.596173] Mem-Info: [ 408.596203] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 408.596203] active_file:19 inactive_file:27 isolated_file:4 [ 408.596203] unevictable:0 dirty:0 writeback:0 unstable:0 [ 408.596203] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 408.596203] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 408.596203] free:13757 free_pcp:1126 free_cma:0 [ 408.601539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 408.608373] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 408.610759] Call Trace: [ 408.643703] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 408.653052] dump_stack+0x244/0x39d [ 408.680694] lowmem_reserve[]: 0 2818 6321 6321 [ 408.683282] ? dump_stack_print_info.cold.1+0x20/0x20 [ 408.709363] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 408.713006] warn_alloc.cold.116+0xb7/0x1bd [ 408.717548] lowmem_reserve[]: 0 0 3503 3503 [ 408.722729] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 408.750373] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 408.754691] ? lock_downgrade+0x900/0x900 [ 408.758985] lowmem_reserve[]: 0 0 0 0 [ 408.763823] ? trace_hardirqs_off+0xb8/0x310 [ 408.792935] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 408.797079] ? trace_hardirqs_off+0xb8/0x310 [ 408.800848] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 408.805251] __alloc_pages_slowpath+0x26e8/0x2e10 [ 408.818741] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 408.823162] ? warn_alloc+0x120/0x120 [ 408.838551] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 408.843377] ? warn_alloc+0x120/0x120 [ 408.858001] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 408.861787] ? warn_alloc+0x120/0x120 [ 408.870596] 188 total pagecache pages [ 408.874384] ? print_usage_bug+0xc0/0xc0 [ 408.882938] 0 pages in swap cache [ 408.886724] ? print_usage_bug+0xc0/0xc0 [ 408.890498] Swap cache stats: add 0, delete 0, find 0/0 [ 408.894547] ? mark_held_locks+0x130/0x130 [ 408.898417] Free swap = 0kB [ 408.898426] Total swap = 0kB [ 408.902488] ? mark_held_locks+0x130/0x130 [ 408.907813] 1965979 pages RAM [ 408.912040] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.915033] 0 pages HighMem/MovableOnly [ 408.918038] ? should_fail+0x22d/0xd01 [ 408.922240] 342854 pages reserved [ 408.925329] ? zap_class+0x640/0x640 [ 408.930835] 0 pages cma reserved [ 408.934797] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 408.938714] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 408.942091] ? __lock_acquire+0x62f/0x4c20 [ 408.945833] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 408.949135] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 408.954210] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 408.960688] ? __lock_acquire+0x62f/0x4c20 [ 408.989166] ? should_fail+0x22d/0xd01 [ 408.993061] ? mark_held_locks+0x130/0x130 [ 408.997307] ? mark_held_locks+0x130/0x130 [ 409.001534] ? lock_downgrade+0x900/0x900 [ 409.005675] ? zap_class+0x640/0x640 [ 409.009384] ? zap_class+0x640/0x640 [ 409.013099] ? zap_class+0x640/0x640 [ 409.016804] ? do_raw_spin_unlock+0xa7/0x330 [ 409.021207] ? trace_hardirqs_on+0x310/0x310 [ 409.025610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.031143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.037184] ? check_preemption_disabled+0x48/0x280 [ 409.042205] ? __lock_is_held+0xb5/0x140 [ 409.046298] __alloc_pages_nodemask+0xa80/0xde0 [ 409.050963] ? zap_class+0x640/0x640 [ 409.054679] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 409.059699] ? find_held_lock+0x36/0x1c0 [ 409.063764] ? ____cache_alloc_node+0x1c7/0x1e0 [ 409.068433] ? lock_downgrade+0x900/0x900 [ 409.072580] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.078117] cache_grow_begin+0xa5/0x8c0 [ 409.082174] ? do_raw_spin_unlock+0xa7/0x330 [ 409.086586] fallback_alloc+0x204/0x2e0 [ 409.090560] ____cache_alloc_node+0x1c7/0x1e0 [ 409.095058] kmem_cache_alloc_node+0xe3/0x730 [ 409.099548] ? lockdep_hardirqs_on+0x296/0x5b0 [ 409.104132] __alloc_skb+0x119/0x770 [ 409.107839] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 409.113204] ? netdev_alloc_frag+0x1f0/0x1f0 [ 409.117621] ? vprintk_default+0x28/0x30 [ 409.121681] ? vprintk_func+0x85/0x181 [ 409.125565] ? printk+0xa7/0xcf [ 409.128838] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 409.133592] ? do_raw_spin_trylock+0x270/0x270 [ 409.138175] new_skb+0x26/0x1c0 [ 409.141458] aoecmd_cfg+0x279/0x7f0 [ 409.145081] ? find_held_lock+0x36/0x1c0 [ 409.149140] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 409.153465] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.159006] ? __lock_is_held+0xb5/0x140 [ 409.163069] discover_timer+0x50/0x60 [ 409.166862] call_timer_fn+0x272/0x920 [ 409.170742] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 409.175579] ? process_timeout+0x40/0x40 [ 409.179641] ? __run_timers+0x7da/0xc70 [ 409.183612] ? _raw_spin_unlock_irq+0x27/0x80 [ 409.188100] ? _raw_spin_unlock_irq+0x27/0x80 [ 409.192590] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 409.197426] ? lockdep_hardirqs_on+0x296/0x5b0 [ 409.202003] ? trace_hardirqs_on+0xbd/0x310 [ 409.206320] ? kasan_check_read+0x11/0x20 [ 409.210459] ? __run_timers+0x7da/0xc70 [ 409.214426] ? trace_hardirqs_off_caller+0x310/0x310 [ 409.219533] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 409.224368] __run_timers+0x7e5/0xc70 [ 409.228179] ? timer_fixup_init+0x70/0x70 [ 409.232324] ? _raw_spin_unlock_irq+0x27/0x80 [ 409.236814] ? _raw_spin_unlock_irq+0x27/0x80 [ 409.241308] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 409.245895] ? trace_hardirqs_on+0xbd/0x310 [ 409.250211] ? kasan_check_read+0x11/0x20 [ 409.254367] ? finish_task_switch+0x1f4/0x910 [ 409.258859] ? trace_hardirqs_off_caller+0x310/0x310 [ 409.263955] ? compat_start_thread+0x80/0x80 [ 409.268376] ? pvclock_read_flags+0x160/0x160 [ 409.272876] ? __switch_to_asm+0x34/0x70 [ 409.276933] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.282470] ? check_preemption_disabled+0x48/0x280 [ 409.287490] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 409.293022] ? rcu_pm_notify+0xc0/0xc0 [ 409.296905] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.302437] ? check_preemption_disabled+0x48/0x280 [ 409.307452] run_timer_softirq+0x52/0xb0 [ 409.311509] ? rcu_read_lock_sched_held+0x14f/0x180 [ 409.316521] __do_softirq+0x308/0xb7e [ 409.320328] ? trace_hardirqs_on_caller+0xc0/0x310 [ 409.325265] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 409.330374] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 409.335910] ? __schedule+0x973/0x21d0 [ 409.339810] ? schedule+0x108/0x460 [ 409.343441] ? trace_hardirqs_off+0xb8/0x310 [ 409.347843] ? smpboot_thread_fn+0x68b/0xa00 [ 409.352258] ? trace_hardirqs_on+0x310/0x310 [ 409.356662] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.362198] ? check_preemption_disabled+0x48/0x280 [ 409.367217] ? takeover_tasklets+0xa90/0xa90 [ 409.371631] run_ksoftirqd+0x5e/0x100 [ 409.375426] smpboot_thread_fn+0x68b/0xa00 [ 409.379661] ? sort_range+0x30/0x30 [ 409.383286] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 409.388383] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.393926] ? __kthread_parkme+0xfb/0x1a0 [ 409.398161] ? sort_range+0x30/0x30 [ 409.401782] kthread+0x35a/0x440 [ 409.405251] ? kthread_stop+0x900/0x900 [ 409.409219] ret_from_fork+0x3a/0x50 [ 409.412955] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 409.413037] aoe: skb alloc failure [ 409.419880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 409.419885] Call Trace: [ 409.419902] dump_stack+0x244/0x39d [ 409.419922] ? dump_stack_print_info.cold.1+0x20/0x20 [ 409.423456] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 409.432788] warn_alloc.cold.116+0xb7/0x1bd [ 409.435337] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 409.438952] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 409.468188] ? lock_downgrade+0x900/0x900 [ 409.472342] ? trace_hardirqs_off+0xb8/0x310 [ 409.476752] ? trace_hardirqs_off+0xb8/0x310 [ 409.481167] __alloc_pages_slowpath+0x26e8/0x2e10 [ 409.486033] ? warn_alloc+0x120/0x120 [ 409.489831] ? print_usage_bug+0xc0/0xc0 [ 409.493891] ? warn_alloc+0x120/0x120 [ 409.497691] ? warn_alloc+0x120/0x120 [ 409.501487] ? print_usage_bug+0xc0/0xc0 [ 409.505546] ? print_usage_bug+0xc0/0xc0 [ 409.509603] ? __lock_acquire+0x62f/0x4c20 [ 409.513836] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.519369] ? should_fail+0x22d/0xd01 [ 409.523256] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 409.528353] ? __lock_acquire+0x62f/0x4c20 [ 409.532587] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 409.537682] ? __lock_acquire+0x62f/0x4c20 [ 409.541908] ? should_fail+0x22d/0xd01 [ 409.545793] ? find_held_lock+0x36/0x1c0 [ 409.549867] ? mark_held_locks+0x130/0x130 [ 409.554099] ? mark_held_locks+0x130/0x130 [ 409.558330] ? zap_class+0x640/0x640 [ 409.562041] ? zap_class+0x640/0x640 [ 409.565756] ? print_usage_bug+0xc0/0xc0 [ 409.569808] ? do_raw_spin_unlock+0xa7/0x330 [ 409.574219] ? zap_class+0x640/0x640 [ 409.577926] ? print_usage_bug+0xc0/0xc0 [ 409.581978] ? wq_watchdog_touch+0x9c/0xfe [ 409.586219] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.591764] ? check_preemption_disabled+0x48/0x280 [ 409.596785] ? __lock_is_held+0xb5/0x140 [ 409.600848] __alloc_pages_nodemask+0xa80/0xde0 [ 409.605510] ? zap_class+0x640/0x640 [ 409.609240] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 409.614261] ? find_held_lock+0x36/0x1c0 [ 409.618326] ? ____cache_alloc_node+0x1c7/0x1e0 [ 409.622990] ? lock_downgrade+0x900/0x900 [ 409.627143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.632680] cache_grow_begin+0xa5/0x8c0 [ 409.636741] ? do_raw_spin_unlock+0xa7/0x330 [ 409.641153] fallback_alloc+0x204/0x2e0 [ 409.645126] ____cache_alloc_node+0x1c7/0x1e0 [ 409.649622] kmem_cache_alloc_node+0xe3/0x730 [ 409.654113] ? ipv6_get_ifaddr+0x42e/0x620 [ 409.658354] __alloc_skb+0x119/0x770 [ 409.662062] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 409.667337] ? netdev_alloc_frag+0x1f0/0x1f0 [ 409.671741] ? lock_downgrade+0x900/0x900 [ 409.675905] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.681437] ? refcount_sub_and_test_checked+0x203/0x310 [ 409.686885] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 409.692331] ? addrconf_rs_timer+0x690/0x690 [ 409.696760] ndisc_alloc_skb+0x144/0x340 [ 409.700820] ndisc_send_rs+0x331/0x6e0 [ 409.704711] addrconf_rs_timer+0x314/0x690 [ 409.708944] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 409.713187] call_timer_fn+0x272/0x920 [ 409.717078] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 409.721315] ? process_timeout+0x40/0x40 [ 409.725377] ? __run_timers+0x7da/0xc70 [ 409.729354] ? _raw_spin_unlock_irq+0x27/0x80 [ 409.733851] ? _raw_spin_unlock_irq+0x27/0x80 [ 409.738340] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 409.742574] ? lockdep_hardirqs_on+0x296/0x5b0 [ 409.747152] ? trace_hardirqs_on+0xbd/0x310 [ 409.751477] ? kasan_check_read+0x11/0x20 [ 409.755619] ? __run_timers+0x7da/0xc70 [ 409.759588] ? trace_hardirqs_off_caller+0x310/0x310 [ 409.764686] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 409.768923] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 409.773154] __run_timers+0x7e5/0xc70 [ 409.776958] ? timer_fixup_init+0x70/0x70 [ 409.781097] ? compat_start_thread+0x80/0x80 [ 409.785502] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.791036] ? _raw_spin_unlock_irq+0x60/0x80 [ 409.795528] ? finish_task_switch+0x1f4/0x910 [ 409.800018] ? finish_task_switch+0x1b4/0x910 [ 409.804506] ? __switch_to_asm+0x34/0x70 [ 409.808569] ? preempt_notifier_register+0x200/0x200 [ 409.813666] ? __switch_to_asm+0x34/0x70 [ 409.817728] ? __switch_to_asm+0x40/0x70 [ 409.821782] ? __switch_to_asm+0x34/0x70 [ 409.825833] ? __switch_to_asm+0x40/0x70 [ 409.829894] ? __switch_to_asm+0x34/0x70 [ 409.834038] ? __switch_to_asm+0x40/0x70 [ 409.838096] ? __switch_to_asm+0x40/0x70 [ 409.842157] ? pvclock_read_flags+0x160/0x160 [ 409.846659] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.852202] ? check_preemption_disabled+0x48/0x280 [ 409.857226] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 409.862759] ? rcu_pm_notify+0xc0/0xc0 [ 409.866646] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.872189] ? check_preemption_disabled+0x48/0x280 [ 409.877210] run_timer_softirq+0x52/0xb0 [ 409.881267] ? rcu_read_lock_sched_held+0x14f/0x180 [ 409.886275] __do_softirq+0x308/0xb7e [ 409.890075] ? trace_hardirqs_on_caller+0xc0/0x310 [ 409.895002] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 409.900101] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 409.905551] ? schedule+0x108/0x460 [ 409.909174] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 409.913934] ? __schedule+0x21d0/0x21d0 [ 409.917911] ? trace_hardirqs_off+0xb8/0x310 [ 409.922315] ? smpboot_thread_fn+0x68b/0xa00 [ 409.926720] ? trace_hardirqs_on+0x310/0x310 [ 409.931128] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.936661] ? check_preemption_disabled+0x48/0x280 [ 409.941672] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.947216] ? takeover_tasklets+0xa90/0xa90 [ 409.951619] run_ksoftirqd+0x5e/0x100 [ 409.955416] smpboot_thread_fn+0x68b/0xa00 [ 409.959648] ? sort_range+0x30/0x30 [ 409.963274] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 409.968373] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.973905] ? __kthread_parkme+0xfb/0x1a0 [ 409.978142] ? sort_range+0x30/0x30 [ 409.981765] kthread+0x35a/0x440 [ 409.985147] ? kthread_stop+0x900/0x900 [ 409.989138] ret_from_fork+0x3a/0x50 [ 409.992858] warn_alloc_show_mem: 1 callbacks suppressed [ 409.992867] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 409.992869] Mem-Info: [ 409.992899] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 409.992899] active_file:19 inactive_file:27 isolated_file:4 [ 409.992899] unevictable:0 dirty:0 writeback:0 unstable:0 [ 409.992899] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 409.992899] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 409.992899] free:13757 free_pcp:1126 free_cma:0 [ 409.998232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 410.005070] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 410.007456] Call Trace: [ 410.040397] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 410.049749] dump_stack+0x244/0x39d [ 410.078389] lowmem_reserve[]: 0 2818 6321 6321 [ 410.080992] ? dump_stack_print_info.cold.1+0x20/0x20 [ 410.107055] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 410.110681] warn_alloc.cold.116+0xb7/0x1bd [ 410.115227] lowmem_reserve[]: 0 0 3503 3503 [ 410.120406] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 410.148044] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 410.152355] ? lock_downgrade+0x900/0x900 [ 410.156657] lowmem_reserve[]: 0 0 0 0 [ 410.161493] ? trace_hardirqs_off+0xb8/0x310 [ 410.190605] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 410.194747] ? trace_hardirqs_off+0xb8/0x310 [ 410.198516] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 410.202917] __alloc_pages_slowpath+0x26e8/0x2e10 [ 410.216413] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 410.220845] ? warn_alloc+0x120/0x120 [ 410.236320] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 410.241143] ? warn_alloc+0x120/0x120 [ 410.255772] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 410.259556] ? warn_alloc+0x120/0x120 [ 410.268360] 188 total pagecache pages [ 410.272145] ? print_usage_bug+0xc0/0xc0 [ 410.280707] 0 pages in swap cache [ 410.284494] ? print_usage_bug+0xc0/0xc0 [ 410.288267] Swap cache stats: add 0, delete 0, find 0/0 [ 410.292310] ? mark_held_locks+0x130/0x130 [ 410.295733] Free swap = 0kB [ 410.299781] ? mark_held_locks+0x130/0x130 [ 410.305114] Total swap = 0kB [ 410.309333] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.312320] 1965979 pages RAM [ 410.316538] ? should_fail+0x22d/0xd01 [ 410.319525] 0 pages HighMem/MovableOnly [ 410.325043] ? zap_class+0x640/0x640 [ 410.328117] 342854 pages reserved [ 410.331992] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.335935] 0 pages cma reserved [ 410.339647] ? __lock_acquire+0x62f/0x4c20 [ 410.343175] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 410.348178] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.348191] ? __lock_acquire+0x62f/0x4c20 [ 410.348205] ? should_fail+0x22d/0xd01 [ 410.351593] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 410.355774] ? mark_held_locks+0x130/0x130 [ 410.362232] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 410.367322] ? mark_held_locks+0x130/0x130 [ 410.398768] ? lock_downgrade+0x900/0x900 [ 410.402913] ? zap_class+0x640/0x640 [ 410.406622] ? zap_class+0x640/0x640 [ 410.410334] ? zap_class+0x640/0x640 [ 410.414043] ? do_raw_spin_unlock+0xa7/0x330 [ 410.418448] ? trace_hardirqs_on+0x310/0x310 [ 410.422848] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.428380] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.433914] ? check_preemption_disabled+0x48/0x280 [ 410.438936] ? __lock_is_held+0xb5/0x140 [ 410.443001] __alloc_pages_nodemask+0xa80/0xde0 [ 410.447667] ? zap_class+0x640/0x640 [ 410.451386] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 410.456407] ? find_held_lock+0x36/0x1c0 [ 410.460472] ? ____cache_alloc_node+0x1c7/0x1e0 [ 410.465148] ? lock_downgrade+0x900/0x900 [ 410.469300] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.474839] cache_grow_begin+0xa5/0x8c0 [ 410.478900] ? do_raw_spin_unlock+0xa7/0x330 [ 410.483310] fallback_alloc+0x204/0x2e0 [ 410.487286] ____cache_alloc_node+0x1c7/0x1e0 [ 410.491779] kmem_cache_alloc_node+0xe3/0x730 [ 410.496270] ? lockdep_hardirqs_on+0x296/0x5b0 [ 410.500855] __alloc_skb+0x119/0x770 [ 410.504562] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 410.509923] ? netdev_alloc_frag+0x1f0/0x1f0 [ 410.514330] ? vprintk_default+0x28/0x30 [ 410.518388] ? vprintk_func+0x85/0x181 [ 410.522270] ? printk+0xa7/0xcf [ 410.525545] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 410.530300] ? do_raw_spin_trylock+0x270/0x270 [ 410.534883] new_skb+0x26/0x1c0 [ 410.538159] aoecmd_cfg+0x279/0x7f0 [ 410.541781] ? find_held_lock+0x36/0x1c0 [ 410.545843] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 410.550169] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.555712] ? __lock_is_held+0xb5/0x140 [ 410.559781] discover_timer+0x50/0x60 [ 410.563573] call_timer_fn+0x272/0x920 [ 410.567456] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 410.572293] ? process_timeout+0x40/0x40 [ 410.576354] ? __run_timers+0x7da/0xc70 [ 410.580354] ? _raw_spin_unlock_irq+0x27/0x80 [ 410.584844] ? _raw_spin_unlock_irq+0x27/0x80 [ 410.589330] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 410.594169] ? lockdep_hardirqs_on+0x296/0x5b0 [ 410.598745] ? trace_hardirqs_on+0xbd/0x310 [ 410.603067] ? kasan_check_read+0x11/0x20 [ 410.607207] ? __run_timers+0x7da/0xc70 [ 410.611177] ? trace_hardirqs_off_caller+0x310/0x310 [ 410.616285] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 410.621136] __run_timers+0x7e5/0xc70 [ 410.624942] ? timer_fixup_init+0x70/0x70 [ 410.629084] ? _raw_spin_unlock_irq+0x27/0x80 [ 410.633580] ? _raw_spin_unlock_irq+0x27/0x80 [ 410.638072] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 410.642650] ? trace_hardirqs_on+0xbd/0x310 [ 410.646968] ? kasan_check_read+0x11/0x20 [ 410.651120] ? finish_task_switch+0x1f4/0x910 [ 410.655617] ? trace_hardirqs_off_caller+0x310/0x310 [ 410.660715] ? compat_start_thread+0x80/0x80 [ 410.665147] ? pvclock_read_flags+0x160/0x160 [ 410.669637] ? __switch_to_asm+0x34/0x70 [ 410.673695] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.679231] ? check_preemption_disabled+0x48/0x280 [ 410.684253] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 410.689789] ? rcu_pm_notify+0xc0/0xc0 [ 410.693673] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.699206] ? check_preemption_disabled+0x48/0x280 [ 410.704218] run_timer_softirq+0x52/0xb0 [ 410.708271] ? rcu_read_lock_sched_held+0x14f/0x180 [ 410.713283] __do_softirq+0x308/0xb7e [ 410.717083] ? trace_hardirqs_on_caller+0xc0/0x310 [ 410.722026] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 410.727130] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 410.732574] ? __schedule+0x973/0x21d0 [ 410.736461] ? schedule+0x108/0x460 [ 410.740090] ? trace_hardirqs_off+0xb8/0x310 [ 410.744502] ? smpboot_thread_fn+0x68b/0xa00 [ 410.748903] ? trace_hardirqs_on+0x310/0x310 [ 410.753306] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.758837] ? check_preemption_disabled+0x48/0x280 [ 410.763851] ? takeover_tasklets+0xa90/0xa90 [ 410.768264] run_ksoftirqd+0x5e/0x100 [ 410.772060] smpboot_thread_fn+0x68b/0xa00 [ 410.776293] ? sort_range+0x30/0x30 [ 410.779917] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 410.785018] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.790553] ? __kthread_parkme+0xfb/0x1a0 [ 410.794785] ? sort_range+0x30/0x30 [ 410.798404] kthread+0x35a/0x440 [ 410.801768] ? kthread_stop+0x900/0x900 [ 410.805737] ret_from_fork+0x3a/0x50 [ 410.809461] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 410.809522] aoe: skb alloc failure [ 410.816381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 410.816388] Call Trace: [ 410.819962] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 410.829257] dump_stack+0x244/0x39d [ 410.831813] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 410.842122] ? dump_stack_print_info.cold.1+0x20/0x20 [ 410.855553] warn_alloc.cold.116+0xb7/0x1bd [ 410.859871] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 410.864711] ? lock_downgrade+0x900/0x900 [ 410.868861] ? trace_hardirqs_off+0xb8/0x310 [ 410.873272] ? trace_hardirqs_off+0xb8/0x310 [ 410.877684] __alloc_pages_slowpath+0x26e8/0x2e10 [ 410.882547] ? warn_alloc+0x120/0x120 [ 410.886344] ? print_usage_bug+0xc0/0xc0 [ 410.890405] ? warn_alloc+0x120/0x120 [ 410.894503] ? warn_alloc+0x120/0x120 [ 410.898677] ? print_usage_bug+0xc0/0xc0 [ 410.902744] ? print_usage_bug+0xc0/0xc0 [ 410.906806] ? __lock_acquire+0x62f/0x4c20 [ 410.911128] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.916660] ? should_fail+0x22d/0xd01 [ 410.920545] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.925644] ? __lock_acquire+0x62f/0x4c20 [ 410.929878] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.934976] ? __lock_acquire+0x62f/0x4c20 [ 410.939204] ? should_fail+0x22d/0xd01 [ 410.943096] ? find_held_lock+0x36/0x1c0 [ 410.947162] ? mark_held_locks+0x130/0x130 [ 410.951398] ? mark_held_locks+0x130/0x130 [ 410.955623] ? zap_class+0x640/0x640 [ 410.959334] ? zap_class+0x640/0x640 [ 410.963043] ? print_usage_bug+0xc0/0xc0 [ 410.967115] ? do_raw_spin_unlock+0xa7/0x330 [ 410.971522] ? zap_class+0x640/0x640 [ 410.975230] ? print_usage_bug+0xc0/0xc0 [ 410.979283] ? wq_watchdog_touch+0x9c/0xfe [ 410.983514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.989048] ? check_preemption_disabled+0x48/0x280 [ 410.994068] ? __lock_is_held+0xb5/0x140 [ 410.998137] __alloc_pages_nodemask+0xa80/0xde0 [ 411.002800] ? zap_class+0x640/0x640 [ 411.006513] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 411.011535] ? find_held_lock+0x36/0x1c0 [ 411.015603] ? ____cache_alloc_node+0x1c7/0x1e0 [ 411.020266] ? lock_downgrade+0x900/0x900 [ 411.024413] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.029950] cache_grow_begin+0xa5/0x8c0 [ 411.034005] ? do_raw_spin_unlock+0xa7/0x330 [ 411.038418] fallback_alloc+0x204/0x2e0 [ 411.042392] ____cache_alloc_node+0x1c7/0x1e0 [ 411.046887] kmem_cache_alloc_node+0xe3/0x730 [ 411.051378] ? ipv6_get_ifaddr+0x42e/0x620 [ 411.055624] __alloc_skb+0x119/0x770 [ 411.059331] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 411.064608] ? netdev_alloc_frag+0x1f0/0x1f0 [ 411.069458] ? lock_downgrade+0x900/0x900 [ 411.073610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.079143] ? refcount_sub_and_test_checked+0x203/0x310 [ 411.084597] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 411.090042] ? addrconf_rs_timer+0x690/0x690 [ 411.094462] ndisc_alloc_skb+0x144/0x340 [ 411.098523] ndisc_send_rs+0x331/0x6e0 [ 411.102409] addrconf_rs_timer+0x314/0x690 [ 411.106643] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 411.110882] call_timer_fn+0x272/0x920 [ 411.114765] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 411.118999] ? process_timeout+0x40/0x40 [ 411.123064] ? __run_timers+0x7da/0xc70 [ 411.127060] ? _raw_spin_unlock_irq+0x27/0x80 [ 411.131562] ? _raw_spin_unlock_irq+0x27/0x80 [ 411.136057] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 411.140294] ? lockdep_hardirqs_on+0x296/0x5b0 [ 411.144878] ? trace_hardirqs_on+0xbd/0x310 [ 411.149207] ? kasan_check_read+0x11/0x20 [ 411.153359] ? __run_timers+0x7da/0xc70 [ 411.157329] ? trace_hardirqs_off_caller+0x310/0x310 [ 411.162431] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 411.166669] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 411.170897] __run_timers+0x7e5/0xc70 [ 411.174703] ? timer_fixup_init+0x70/0x70 [ 411.178842] ? compat_start_thread+0x80/0x80 [ 411.183253] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.188793] ? _raw_spin_unlock_irq+0x60/0x80 [ 411.193285] ? finish_task_switch+0x1f4/0x910 [ 411.197782] ? finish_task_switch+0x1b4/0x910 [ 411.202277] ? __switch_to_asm+0x34/0x70 [ 411.206342] ? preempt_notifier_register+0x200/0x200 [ 411.211448] ? __switch_to_asm+0x34/0x70 [ 411.215505] ? __switch_to_asm+0x40/0x70 [ 411.219562] ? __switch_to_asm+0x34/0x70 [ 411.223619] ? __switch_to_asm+0x40/0x70 [ 411.227687] ? __switch_to_asm+0x34/0x70 [ 411.231743] ? __switch_to_asm+0x40/0x70 [ 411.235805] ? __switch_to_asm+0x40/0x70 [ 411.239875] ? pvclock_read_flags+0x160/0x160 [ 411.244374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.249910] ? check_preemption_disabled+0x48/0x280 [ 411.255029] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 411.260656] ? rcu_pm_notify+0xc0/0xc0 [ 411.264538] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.270081] ? check_preemption_disabled+0x48/0x280 [ 411.275098] run_timer_softirq+0x52/0xb0 [ 411.279159] ? rcu_read_lock_sched_held+0x14f/0x180 [ 411.284172] __do_softirq+0x308/0xb7e [ 411.287975] ? trace_hardirqs_on_caller+0xc0/0x310 [ 411.292907] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 411.298004] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 411.303460] ? schedule+0x108/0x460 [ 411.307086] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 411.311840] ? __schedule+0x21d0/0x21d0 [ 411.315816] ? trace_hardirqs_off+0xb8/0x310 [ 411.320220] ? smpboot_thread_fn+0x68b/0xa00 [ 411.324628] ? trace_hardirqs_on+0x310/0x310 [ 411.329034] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.334580] ? check_preemption_disabled+0x48/0x280 [ 411.339594] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.345126] ? takeover_tasklets+0xa90/0xa90 [ 411.349529] run_ksoftirqd+0x5e/0x100 [ 411.353331] smpboot_thread_fn+0x68b/0xa00 [ 411.357569] ? sort_range+0x30/0x30 [ 411.361197] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 411.366295] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.371827] ? __kthread_parkme+0xfb/0x1a0 [ 411.376089] ? sort_range+0x30/0x30 [ 411.379711] kthread+0x35a/0x440 [ 411.383083] ? kthread_stop+0x900/0x900 [ 411.387065] ret_from_fork+0x3a/0x50 [ 411.390793] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 411.390798] warn_alloc_show_mem: 1 callbacks suppressed [ 411.390804] Mem-Info: [ 411.397633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 411.397639] Call Trace: [ 411.403009] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 411.403009] active_file:19 inactive_file:27 isolated_file:4 [ 411.403009] unevictable:0 dirty:0 writeback:0 unstable:0 [ 411.403009] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 411.403009] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 411.403009] free:13757 free_pcp:1126 free_cma:0 [ 411.405574] dump_stack+0x244/0x39d [ 411.414932] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 411.417507] ? dump_stack_print_info.cold.1+0x20/0x20 [ 411.450442] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 411.454081] warn_alloc.cold.116+0xb7/0x1bd [ 411.481706] lowmem_reserve[]: 0 2818 6321 6321 [ 411.486895] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 411.512973] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 411.517289] ? lock_downgrade+0x900/0x900 [ 411.522012] lowmem_reserve[]: 0 0 3503 3503 [ 411.526856] ? trace_hardirqs_off+0xb8/0x310 [ 411.554490] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 411.558631] ? trace_hardirqs_off+0xb8/0x310 [ 411.562915] lowmem_reserve[]: 0 0 0 0 [ 411.567315] __alloc_pages_slowpath+0x26e8/0x2e10 [ 411.596426] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 411.600854] ? warn_alloc+0x120/0x120 [ 411.604599] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 411.609442] ? warn_alloc+0x120/0x120 [ 411.622933] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 411.626724] ? warn_alloc+0x120/0x120 [ 411.642136] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 411.645928] ? print_usage_bug+0xc0/0xc0 [ 411.660551] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 411.660559] 188 total pagecache pages [ 411.664352] ? print_usage_bug+0xc0/0xc0 [ 411.673163] 0 pages in swap cache [ 411.677210] ? mark_held_locks+0x130/0x130 [ 411.685758] Swap cache stats: add 0, delete 0, find 0/0 [ 411.689546] ? mark_held_locks+0x130/0x130 [ 411.693577] Free swap = 0kB [ 411.697018] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.701229] Total swap = 0kB [ 411.706583] ? should_fail+0x22d/0xd01 [ 411.710790] 1965979 pages RAM [ 411.713799] ? zap_class+0x640/0x640 [ 411.719389] 0 pages HighMem/MovableOnly [ 411.719396] 342854 pages reserved [ 411.722406] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 411.726262] 0 pages cma reserved [ 411.729356] ? __lock_acquire+0x62f/0x4c20 [ 411.733107] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 411.737008] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 411.741005] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 411.745534] ? __lock_acquire+0x62f/0x4c20 [ 411.745551] ? should_fail+0x22d/0xd01 [ 411.748962] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 411.753198] ? mark_held_locks+0x130/0x130 [ 411.792065] ? mark_held_locks+0x130/0x130 [ 411.796295] ? lock_downgrade+0x900/0x900 [ 411.800438] ? zap_class+0x640/0x640 [ 411.804149] ? zap_class+0x640/0x640 [ 411.807854] ? do_raw_spin_unlock+0xa7/0x330 [ 411.812258] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 411.817022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.822556] ? check_preemption_disabled+0x48/0x280 [ 411.827587] ? __lock_is_held+0xb5/0x140 [ 411.831649] __alloc_pages_nodemask+0xa80/0xde0 [ 411.836310] ? zap_class+0x640/0x640 [ 411.840036] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 411.845058] ? find_held_lock+0x36/0x1c0 [ 411.849121] ? ____cache_alloc_node+0x1c7/0x1e0 [ 411.853789] ? lock_downgrade+0x900/0x900 [ 411.857939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.863474] cache_grow_begin+0xa5/0x8c0 [ 411.867528] ? do_raw_spin_unlock+0xa7/0x330 [ 411.871936] fallback_alloc+0x204/0x2e0 [ 411.875908] ____cache_alloc_node+0x1c7/0x1e0 [ 411.880404] kmem_cache_alloc_node+0xe3/0x730 [ 411.884898] ? lockdep_hardirqs_on+0x296/0x5b0 [ 411.889489] __alloc_skb+0x119/0x770 [ 411.893198] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 411.899034] ? netdev_alloc_frag+0x1f0/0x1f0 [ 411.903455] ? vprintk_default+0x28/0x30 [ 411.907509] ? vprintk_func+0x85/0x181 [ 411.911395] ? printk+0xa7/0xcf [ 411.914674] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 411.919438] ? do_raw_spin_trylock+0x270/0x270 [ 411.924031] new_skb+0x26/0x1c0 [ 411.927307] aoecmd_cfg+0x279/0x7f0 [ 411.930930] ? find_held_lock+0x36/0x1c0 [ 411.934986] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 411.939317] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.944863] ? __lock_is_held+0xb5/0x140 [ 411.948930] discover_timer+0x50/0x60 [ 411.952724] call_timer_fn+0x272/0x920 [ 411.956609] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 411.961448] ? process_timeout+0x40/0x40 [ 411.965511] ? __run_timers+0x7da/0xc70 [ 411.969489] ? _raw_spin_unlock_irq+0x27/0x80 [ 411.973977] ? _raw_spin_unlock_irq+0x27/0x80 [ 411.978477] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 411.983316] ? lockdep_hardirqs_on+0x296/0x5b0 [ 411.987896] ? trace_hardirqs_on+0xbd/0x310 [ 411.992211] ? kasan_check_read+0x11/0x20 [ 411.996353] ? __run_timers+0x7da/0xc70 [ 412.000326] ? trace_hardirqs_off_caller+0x310/0x310 [ 412.005436] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 412.010273] __run_timers+0x7e5/0xc70 [ 412.014080] ? timer_fixup_init+0x70/0x70 [ 412.018224] ? _raw_spin_unlock_irq+0x27/0x80 [ 412.022716] ? _raw_spin_unlock_irq+0x27/0x80 [ 412.027224] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 412.031805] ? trace_hardirqs_on+0xbd/0x310 [ 412.036119] ? kasan_check_read+0x11/0x20 [ 412.040261] ? finish_task_switch+0x1f4/0x910 [ 412.044751] ? trace_hardirqs_off_caller+0x310/0x310 [ 412.049847] ? compat_start_thread+0x80/0x80 [ 412.054267] ? pvclock_read_flags+0x160/0x160 [ 412.058753] ? __switch_to_asm+0x34/0x70 [ 412.062809] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.069065] ? check_preemption_disabled+0x48/0x280 [ 412.074096] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 412.079632] ? rcu_pm_notify+0xc0/0xc0 [ 412.083520] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.089055] ? check_preemption_disabled+0x48/0x280 [ 412.094071] run_timer_softirq+0x52/0xb0 [ 412.098128] ? rcu_read_lock_sched_held+0x14f/0x180 [ 412.103156] __do_softirq+0x308/0xb7e [ 412.107054] ? trace_hardirqs_on_caller+0xc0/0x310 [ 412.111998] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 412.117112] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 412.122555] ? __schedule+0x973/0x21d0 [ 412.126440] ? schedule+0x108/0x460 [ 412.130071] ? trace_hardirqs_off+0xb8/0x310 [ 412.134476] ? smpboot_thread_fn+0x68b/0xa00 [ 412.138881] ? trace_hardirqs_on+0x310/0x310 [ 412.143285] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.148818] ? check_preemption_disabled+0x48/0x280 [ 412.153852] ? takeover_tasklets+0xa90/0xa90 [ 412.158257] run_ksoftirqd+0x5e/0x100 [ 412.162055] smpboot_thread_fn+0x68b/0xa00 [ 412.166287] ? sort_range+0x30/0x30 [ 412.169915] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 412.175016] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.180550] ? __kthread_parkme+0xfb/0x1a0 [ 412.184781] ? sort_range+0x30/0x30 [ 412.188403] kthread+0x35a/0x440 [ 412.191767] ? kthread_stop+0x900/0x900 [ 412.195742] ret_from_fork+0x3a/0x50 [ 412.199472] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 412.199540] aoe: skb alloc failure [ 412.206399] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 412.206406] Call Trace: [ 412.209998] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 412.219274] dump_stack+0x244/0x39d [ 412.221830] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 412.232131] ? dump_stack_print_info.cold.1+0x20/0x20 [ 412.245563] warn_alloc.cold.116+0xb7/0x1bd [ 412.249885] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 412.254724] ? lock_downgrade+0x900/0x900 [ 412.258873] ? trace_hardirqs_off+0xb8/0x310 [ 412.263287] ? trace_hardirqs_off+0xb8/0x310 [ 412.267697] __alloc_pages_slowpath+0x26e8/0x2e10 [ 412.272561] ? warn_alloc+0x120/0x120 [ 412.276363] ? warn_alloc+0x120/0x120 [ 412.280159] ? __bfs+0xb0/0x780 [ 412.283435] ? warn_alloc+0x120/0x120 [ 412.287234] ? print_usage_bug+0xc0/0xc0 [ 412.291287] ? lockdep_on+0x50/0x50 [ 412.294908] ? print_bfs_bug+0x80/0x80 [ 412.298803] ? trace_hardirqs_off+0xb8/0x310 [ 412.303208] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.308741] ? should_fail+0x22d/0xd01 [ 412.312626] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 412.317728] ? __lock_acquire+0x62f/0x4c20 [ 412.321962] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 412.327065] ? __lock_acquire+0x2aff/0x4c20 [ 412.331383] ? should_fail+0x22d/0xd01 [ 412.335268] ? print_usage_bug+0xc0/0xc0 [ 412.339336] ? mark_held_locks+0x130/0x130 [ 412.343573] ? mark_held_locks+0x130/0x130 [ 412.347811] ? zap_class+0x640/0x640 [ 412.351521] ? ret_from_fork+0x3a/0x50 [ 412.355410] ? trace_event_raw_event_lock_acquire+0x440/0x440 [ 412.361295] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.366834] ? check_preemption_disabled+0x48/0x280 [ 412.371854] ? __lock_is_held+0xb5/0x140 [ 412.375922] __alloc_pages_nodemask+0xa80/0xde0 [ 412.380589] ? zap_class+0x640/0x640 [ 412.384302] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 412.389326] ? find_held_lock+0x36/0x1c0 [ 412.393396] ? ____cache_alloc_node+0x1c7/0x1e0 [ 412.398065] ? lock_downgrade+0x900/0x900 [ 412.402214] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.407751] cache_grow_begin+0xa5/0x8c0 [ 412.411806] ? do_raw_spin_unlock+0xa7/0x330 [ 412.416218] fallback_alloc+0x204/0x2e0 [ 412.420196] ____cache_alloc_node+0x1c7/0x1e0 [ 412.424694] kmem_cache_alloc_node+0xe3/0x730 [ 412.429183] ? mark_held_locks+0xc7/0x130 [ 412.433339] __alloc_skb+0x119/0x770 [ 412.437055] ? netdev_alloc_frag+0x1f0/0x1f0 [ 412.441458] ? do_raw_spin_trylock+0x270/0x270 [ 412.446044] ? kmem_cache_alloc_trace+0x353/0x750 [ 412.450889] ? queue_work_on+0x12c/0x1e0 [ 412.454958] ? switchdev_port_obj_del+0xdc/0x440 [ 412.459809] ? switchdev_trans_item_enqueue+0x260/0x260 [ 412.465170] ? mod_timer+0x631/0x1560 [ 412.468971] ? wake_up_klogd+0x180/0x180 [ 412.473027] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 412.478049] __br_mdb_notify+0x4ff/0x15d0 [ 412.482204] ? __br_mdb_add+0x7f0/0x7f0 [ 412.486173] ? trace_hardirqs_off_caller+0x310/0x310 [ 412.491284] ? zap_class+0x640/0x640 [ 412.495004] ? br_multicast_group_expired+0x96/0x610 [ 412.500129] br_mdb_notify+0x310/0x410 [ 412.504016] ? br_mdb_dump+0x27b0/0x27b0 [ 412.508085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.513627] br_multicast_group_expired+0x1bc/0x610 [ 412.518645] ? br_mdb_free+0x80/0x80 [ 412.522362] call_timer_fn+0x272/0x920 [ 412.526244] ? br_mdb_free+0x80/0x80 [ 412.529963] ? process_timeout+0x40/0x40 [ 412.534027] ? __run_timers+0x7da/0xc70 [ 412.538000] ? _raw_spin_unlock_irq+0x27/0x80 [ 412.542493] ? _raw_spin_unlock_irq+0x27/0x80 [ 412.546985] ? br_mdb_free+0x80/0x80 [ 412.550693] ? lockdep_hardirqs_on+0x296/0x5b0 [ 412.555275] ? trace_hardirqs_on+0xbd/0x310 [ 412.559592] ? kasan_check_read+0x11/0x20 [ 412.563743] ? __run_timers+0x7da/0xc70 [ 412.567712] ? trace_hardirqs_off_caller+0x310/0x310 [ 412.572819] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.577055] ? br_mdb_free+0x80/0x80 [ 412.580760] __run_timers+0x7e5/0xc70 [ 412.584566] ? timer_fixup_init+0x70/0x70 [ 412.588707] ? compat_start_thread+0x80/0x80 [ 412.593127] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.598667] ? _raw_spin_unlock_irq+0x60/0x80 [ 412.603161] ? finish_task_switch+0x1f4/0x910 [ 412.607665] ? finish_task_switch+0x1b4/0x910 [ 412.612155] ? __switch_to_asm+0x34/0x70 [ 412.616217] ? preempt_notifier_register+0x200/0x200 [ 412.621315] ? __switch_to_asm+0x34/0x70 [ 412.625369] ? __switch_to_asm+0x40/0x70 [ 412.629425] ? __switch_to_asm+0x34/0x70 [ 412.633482] ? __switch_to_asm+0x40/0x70 [ 412.637534] ? __switch_to_asm+0x34/0x70 [ 412.641588] ? __switch_to_asm+0x40/0x70 [ 412.645643] ? __switch_to_asm+0x40/0x70 [ 412.649710] ? pvclock_read_flags+0x160/0x160 [ 412.654204] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.659737] ? check_preemption_disabled+0x48/0x280 [ 412.664757] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 412.670292] ? rcu_pm_notify+0xc0/0xc0 [ 412.674178] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.679715] ? check_preemption_disabled+0x48/0x280 [ 412.684731] run_timer_softirq+0x52/0xb0 [ 412.688803] ? rcu_read_lock_sched_held+0x14f/0x180 [ 412.693815] __do_softirq+0x308/0xb7e [ 412.697624] ? trace_hardirqs_on_caller+0xc0/0x310 [ 412.702552] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 412.707648] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 412.713104] ? schedule+0x108/0x460 [ 412.716728] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 412.721480] ? __schedule+0x21d0/0x21d0 [ 412.725458] ? trace_hardirqs_off+0xb8/0x310 [ 412.729865] ? smpboot_thread_fn+0x68b/0xa00 [ 412.734269] ? trace_hardirqs_on+0x310/0x310 [ 412.738678] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.744210] ? check_preemption_disabled+0x48/0x280 [ 412.749219] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.754752] ? takeover_tasklets+0xa90/0xa90 [ 412.759159] run_ksoftirqd+0x5e/0x100 [ 412.762961] smpboot_thread_fn+0x68b/0xa00 [ 412.767199] ? sort_range+0x30/0x30 [ 412.770827] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 412.775931] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.781465] ? __kthread_parkme+0xfb/0x1a0 [ 412.785699] ? sort_range+0x30/0x30 [ 412.789319] kthread+0x35a/0x440 [ 412.792681] ? kthread_stop+0x900/0x900 [ 412.796653] ret_from_fork+0x3a/0x50 [ 412.800378] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 412.800395] warn_alloc_show_mem: 1 callbacks suppressed [ 412.800399] Mem-Info: [ 412.807217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 412.812577] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 412.812577] active_file:19 inactive_file:27 isolated_file:4 [ 412.812577] unevictable:0 dirty:0 writeback:0 unstable:0 [ 412.812577] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 412.812577] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 412.812577] free:13757 free_pcp:1126 free_cma:0 [ 412.814948] Call Trace: [ 412.824408] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 412.857342] dump_stack+0x244/0x39d [ 412.859897] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 412.887566] ? dump_stack_print_info.cold.1+0x20/0x20 [ 412.891164] lowmem_reserve[]: 0 2818 6321 6321 [ 412.917810] warn_alloc.cold.116+0xb7/0x1bd [ 412.922962] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 412.927531] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 412.931822] lowmem_reserve[]: 0 0 3503 3503 [ 412.959482] ? lock_downgrade+0x900/0x900 [ 412.964292] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 412.968613] ? trace_hardirqs_off+0xb8/0x310 [ 412.972722] lowmem_reserve[]: 0 0 0 0 [ 413.001868] ? trace_hardirqs_off+0xb8/0x310 [ 413.006245] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 413.010037] __alloc_pages_slowpath+0x26e8/0x2e10 [ 413.014406] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 413.027958] ? warn_alloc+0x120/0x120 [ 413.032753] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 413.048682] ? warn_alloc+0x120/0x120 [ 413.052456] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 413.067090] ? warn_alloc+0x120/0x120 [ 413.070868] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 413.079683] ? print_usage_bug+0xc0/0xc0 [ 413.083456] 188 total pagecache pages [ 413.092017] ? print_usage_bug+0xc0/0xc0 [ 413.096063] 0 pages in swap cache [ 413.099845] ? mark_held_locks+0x130/0x130 [ 413.103878] Swap cache stats: add 0, delete 0, find 0/0 [ 413.107325] ? mark_held_locks+0x130/0x130 [ 413.111527] Free swap = 0kB [ 413.116890] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.121101] Total swap = 0kB [ 413.124111] ? should_fail+0x22d/0xd01 [ 413.129619] 1965979 pages RAM [ 413.132620] ? zap_class+0x640/0x640 [ 413.136475] 0 pages HighMem/MovableOnly [ 413.139565] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 413.143246] 342854 pages reserved [ 413.147205] ? __lock_acquire+0x62f/0x4c20 [ 413.152279] 0 pages cma reserved [ 413.155718] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 413.160579] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 413.163363] ? __lock_acquire+0x62f/0x4c20 [ 413.168437] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 413.178726] ? should_fail+0x22d/0xd01 [ 413.178751] ? mark_held_locks+0x130/0x130 [ 413.195690] ? mark_held_locks+0x130/0x130 [ 413.199926] ? lock_downgrade+0x900/0x900 [ 413.204068] ? zap_class+0x640/0x640 [ 413.207783] ? zap_class+0x640/0x640 [ 413.211489] ? do_raw_spin_unlock+0xa7/0x330 [ 413.215906] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 413.220690] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.226226] ? check_preemption_disabled+0x48/0x280 [ 413.231249] ? __lock_is_held+0xb5/0x140 [ 413.235313] __alloc_pages_nodemask+0xa80/0xde0 [ 413.239976] ? zap_class+0x640/0x640 [ 413.243690] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 413.248713] ? find_held_lock+0x36/0x1c0 [ 413.252776] ? ____cache_alloc_node+0x1c7/0x1e0 [ 413.257445] ? lock_downgrade+0x900/0x900 [ 413.261596] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.267133] cache_grow_begin+0xa5/0x8c0 [ 413.271190] ? do_raw_spin_unlock+0xa7/0x330 [ 413.275599] fallback_alloc+0x204/0x2e0 [ 413.279575] ____cache_alloc_node+0x1c7/0x1e0 [ 413.284069] kmem_cache_alloc_node+0xe3/0x730 [ 413.288564] ? lockdep_hardirqs_on+0x296/0x5b0 [ 413.293156] __alloc_skb+0x119/0x770 [ 413.296874] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 413.302246] ? netdev_alloc_frag+0x1f0/0x1f0 [ 413.306661] ? vprintk_default+0x28/0x30 [ 413.310718] ? vprintk_func+0x85/0x181 [ 413.314600] ? printk+0xa7/0xcf [ 413.317890] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 413.322643] ? do_raw_spin_trylock+0x270/0x270 [ 413.327223] new_skb+0x26/0x1c0 [ 413.330496] aoecmd_cfg+0x279/0x7f0 [ 413.334116] ? find_held_lock+0x36/0x1c0 [ 413.338180] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 413.342504] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.348050] ? __lock_is_held+0xb5/0x140 [ 413.352120] discover_timer+0x50/0x60 [ 413.355917] call_timer_fn+0x272/0x920 [ 413.359798] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 413.364637] ? process_timeout+0x40/0x40 [ 413.368698] ? __run_timers+0x7da/0xc70 [ 413.372677] ? _raw_spin_unlock_irq+0x27/0x80 [ 413.377166] ? _raw_spin_unlock_irq+0x27/0x80 [ 413.381658] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 413.386498] ? lockdep_hardirqs_on+0x296/0x5b0 [ 413.391077] ? trace_hardirqs_on+0xbd/0x310 [ 413.395395] ? kasan_check_read+0x11/0x20 [ 413.399536] ? __run_timers+0x7da/0xc70 [ 413.403510] ? trace_hardirqs_off_caller+0x310/0x310 [ 413.408619] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 413.413463] __run_timers+0x7e5/0xc70 [ 413.417268] ? timer_fixup_init+0x70/0x70 [ 413.421410] ? _raw_spin_unlock_irq+0x27/0x80 [ 413.425918] ? _raw_spin_unlock_irq+0x27/0x80 [ 413.430413] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 413.434992] ? trace_hardirqs_on+0xbd/0x310 [ 413.439311] ? kasan_check_read+0x11/0x20 [ 413.443456] ? finish_task_switch+0x1f4/0x910 [ 413.447951] ? trace_hardirqs_off_caller+0x310/0x310 [ 413.453139] ? compat_start_thread+0x80/0x80 [ 413.457560] ? pvclock_read_flags+0x160/0x160 [ 413.462047] ? __switch_to_asm+0x34/0x70 [ 413.466109] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.471656] ? check_preemption_disabled+0x48/0x280 [ 413.476676] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 413.482210] ? rcu_pm_notify+0xc0/0xc0 [ 413.486094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.491628] ? check_preemption_disabled+0x48/0x280 [ 413.496646] run_timer_softirq+0x52/0xb0 [ 413.500705] ? rcu_read_lock_sched_held+0x14f/0x180 [ 413.505730] __do_softirq+0x308/0xb7e [ 413.509530] ? trace_hardirqs_on_caller+0xc0/0x310 [ 413.514457] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 413.519556] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 413.525003] ? __schedule+0x973/0x21d0 [ 413.528896] ? schedule+0x108/0x460 [ 413.532529] ? trace_hardirqs_off+0xb8/0x310 [ 413.536935] ? smpboot_thread_fn+0x68b/0xa00 [ 413.541342] ? trace_hardirqs_on+0x310/0x310 [ 413.545750] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.551282] ? check_preemption_disabled+0x48/0x280 [ 413.556296] ? takeover_tasklets+0xa90/0xa90 [ 413.560700] run_ksoftirqd+0x5e/0x100 [ 413.564493] smpboot_thread_fn+0x68b/0xa00 [ 413.568726] ? sort_range+0x30/0x30 [ 413.572349] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 413.577445] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.582983] ? __kthread_parkme+0xfb/0x1a0 [ 413.587213] ? sort_range+0x30/0x30 [ 413.590843] kthread+0x35a/0x440 [ 413.594218] ? kthread_stop+0x900/0x900 [ 413.598191] ret_from_fork+0x3a/0x50 [ 413.601927] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 413.601993] aoe: skb alloc failure [ 413.608857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 413.608861] Call Trace: [ 413.608881] dump_stack+0x244/0x39d [ 413.608903] ? dump_stack_print_info.cold.1+0x20/0x20 [ 413.612440] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 413.621772] warn_alloc.cold.116+0xb7/0x1bd [ 413.624322] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 413.627937] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 413.657183] ? lock_downgrade+0x900/0x900 [ 413.661359] ? trace_hardirqs_off+0xb8/0x310 [ 413.665766] ? trace_hardirqs_off+0xb8/0x310 [ 413.670176] __alloc_pages_slowpath+0x26e8/0x2e10 [ 413.675040] ? warn_alloc+0x120/0x120 [ 413.678840] ? warn_alloc+0x120/0x120 [ 413.682644] ? __bfs+0xb0/0x780 [ 413.685918] ? warn_alloc+0x120/0x120 [ 413.689713] ? print_usage_bug+0xc0/0xc0 [ 413.693770] ? lockdep_on+0x50/0x50 [ 413.697400] ? print_usage_bug+0xc0/0xc0 [ 413.701456] ? check_usage+0x1aa/0x790 [ 413.705340] ? trace_hardirqs_off+0xb8/0x310 [ 413.709748] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.715280] ? should_fail+0x22d/0xd01 [ 413.719166] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 413.724266] ? __lock_acquire+0x62f/0x4c20 [ 413.728510] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 413.733604] ? __lock_acquire+0x62f/0x4c20 [ 413.737834] ? should_fail+0x22d/0xd01 [ 413.741735] ? mark_held_locks+0x130/0x130 [ 413.745972] ? mark_held_locks+0x130/0x130 [ 413.750212] ? zap_class+0x640/0x640 [ 413.753919] ? ret_from_fork+0x3a/0x50 [ 413.757804] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.763351] ? check_preemption_disabled+0x48/0x280 [ 413.768377] ? __lock_is_held+0xb5/0x140 [ 413.772441] __alloc_pages_nodemask+0xa80/0xde0 [ 413.777108] ? zap_class+0x640/0x640 [ 413.780823] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 413.785858] ? find_held_lock+0x36/0x1c0 [ 413.789924] ? ____cache_alloc_node+0x1c7/0x1e0 [ 413.794588] ? lock_downgrade+0x900/0x900 [ 413.798740] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.804280] cache_grow_begin+0xa5/0x8c0 [ 413.808344] ? do_raw_spin_unlock+0xa7/0x330 [ 413.812757] fallback_alloc+0x204/0x2e0 [ 413.816730] ____cache_alloc_node+0x1c7/0x1e0 [ 413.821229] kmem_cache_alloc_node+0xe3/0x730 [ 413.825720] ? mark_held_locks+0xc7/0x130 [ 413.829874] __alloc_skb+0x119/0x770 [ 413.833588] ? netdev_alloc_frag+0x1f0/0x1f0 [ 413.837988] ? do_raw_spin_trylock+0x270/0x270 [ 413.842564] ? kmem_cache_alloc_trace+0x353/0x750 [ 413.847406] ? queue_work_on+0x12c/0x1e0 [ 413.851468] ? switchdev_port_obj_del+0xdc/0x440 [ 413.856220] ? switchdev_trans_item_enqueue+0x260/0x260 [ 413.861583] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 413.866606] __br_mdb_notify+0x4ff/0x15d0 [ 413.870761] ? __br_mdb_add+0x7f0/0x7f0 [ 413.874739] ? zap_class+0x640/0x640 [ 413.878454] ? br_multicast_group_expired+0x96/0x610 [ 413.883555] ? lock_downgrade+0x900/0x900 [ 413.887703] br_mdb_notify+0x310/0x410 [ 413.891595] ? br_mdb_dump+0x27b0/0x27b0 [ 413.895656] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.901200] br_multicast_group_expired+0x1bc/0x610 [ 413.906216] ? br_mdb_free+0x80/0x80 [ 413.909933] call_timer_fn+0x272/0x920 [ 413.913836] ? br_mdb_free+0x80/0x80 [ 413.917548] ? process_timeout+0x40/0x40 [ 413.921614] ? __run_timers+0x7da/0xc70 [ 413.925590] ? _raw_spin_unlock_irq+0x27/0x80 [ 413.930083] ? _raw_spin_unlock_irq+0x27/0x80 [ 413.934571] ? br_mdb_free+0x80/0x80 [ 413.938282] ? lockdep_hardirqs_on+0x296/0x5b0 [ 413.942864] ? trace_hardirqs_on+0xbd/0x310 [ 413.947179] ? kasan_check_read+0x11/0x20 [ 413.951322] ? __run_timers+0x7da/0xc70 [ 413.955300] ? trace_hardirqs_off_caller+0x310/0x310 [ 413.960409] ? br_mdb_free+0x80/0x80 [ 413.964126] ? br_mdb_free+0x80/0x80 [ 413.967840] __run_timers+0x7e5/0xc70 [ 413.971645] ? timer_fixup_init+0x70/0x70 [ 413.975785] ? compat_start_thread+0x80/0x80 [ 413.980199] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.985735] ? _raw_spin_unlock_irq+0x60/0x80 [ 413.990229] ? finish_task_switch+0x1f4/0x910 [ 413.994718] ? finish_task_switch+0x1b4/0x910 [ 413.999206] ? __switch_to_asm+0x34/0x70 [ 414.003266] ? preempt_notifier_register+0x200/0x200 [ 414.008363] ? __switch_to_asm+0x34/0x70 [ 414.012414] ? __switch_to_asm+0x40/0x70 [ 414.016470] ? __switch_to_asm+0x34/0x70 [ 414.020520] ? __switch_to_asm+0x40/0x70 [ 414.024571] ? __switch_to_asm+0x34/0x70 [ 414.028622] ? __switch_to_asm+0x40/0x70 [ 414.032676] ? __switch_to_asm+0x40/0x70 [ 414.036739] ? pvclock_read_flags+0x160/0x160 [ 414.041234] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.046767] ? check_preemption_disabled+0x48/0x280 [ 414.051786] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 414.057337] ? rcu_pm_notify+0xc0/0xc0 [ 414.061220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.067706] ? check_preemption_disabled+0x48/0x280 [ 414.072724] run_timer_softirq+0x52/0xb0 [ 414.076779] ? rcu_read_lock_sched_held+0x14f/0x180 [ 414.081795] __do_softirq+0x308/0xb7e [ 414.085604] ? trace_hardirqs_on_caller+0xc0/0x310 [ 414.090533] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 414.095630] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 414.101083] ? schedule+0x108/0x460 [ 414.104707] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 414.109459] ? __schedule+0x21d0/0x21d0 [ 414.113434] ? trace_hardirqs_off+0xb8/0x310 [ 414.117840] ? smpboot_thread_fn+0x68b/0xa00 [ 414.122247] ? trace_hardirqs_on+0x310/0x310 [ 414.126652] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.132183] ? check_preemption_disabled+0x48/0x280 [ 414.137196] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.142730] ? takeover_tasklets+0xa90/0xa90 [ 414.147134] run_ksoftirqd+0x5e/0x100 [ 414.150934] smpboot_thread_fn+0x68b/0xa00 [ 414.155167] ? sort_range+0x30/0x30 [ 414.158793] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 414.163898] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.169487] ? __kthread_parkme+0xfb/0x1a0 [ 414.173721] ? sort_range+0x30/0x30 [ 414.177354] kthread+0x35a/0x440 [ 414.180719] ? kthread_stop+0x900/0x900 [ 414.184692] ret_from_fork+0x3a/0x50 [ 414.188419] warn_alloc_show_mem: 1 callbacks suppressed [ 414.188428] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 414.188430] Mem-Info: [ 414.188460] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 414.188460] active_file:19 inactive_file:27 isolated_file:4 [ 414.188460] unevictable:0 dirty:0 writeback:0 unstable:0 [ 414.188460] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 414.188460] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 414.188460] free:13757 free_pcp:1126 free_cma:0 [ 414.193802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 414.200639] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 414.203023] Call Trace: [ 414.235967] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 414.245313] dump_stack+0x244/0x39d [ 414.245332] ? dump_stack_print_info.cold.1+0x20/0x20 [ 414.272983] lowmem_reserve[]: 0 2818 6321 6321 [ 414.275590] warn_alloc.cold.116+0xb7/0x1bd [ 414.301662] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 414.305281] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 414.310437] lowmem_reserve[]: 0 0 3503 3503 [ 414.315007] ? lock_downgrade+0x900/0x900 [ 414.319305] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 414.346972] ? trace_hardirqs_off+0xb8/0x310 [ 414.351780] lowmem_reserve[]: 0 0 0 0 [ 414.356103] ? trace_hardirqs_off+0xb8/0x310 [ 414.360220] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 414.389365] __alloc_pages_slowpath+0x26e8/0x2e10 [ 414.393739] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 414.397557] ? warn_alloc+0x120/0x120 [ 414.401918] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 414.415433] ? warn_alloc+0x120/0x120 [ 414.420249] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 414.435749] ? warn_alloc+0x120/0x120 [ 414.439533] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 414.454168] ? print_usage_bug+0xc0/0xc0 [ 414.457939] 188 total pagecache pages [ 414.466763] ? print_usage_bug+0xc0/0xc0 [ 414.470545] 0 pages in swap cache [ 414.479113] ? mark_held_locks+0x130/0x130 [ 414.483146] Swap cache stats: add 0, delete 0, find 0/0 [ 414.486932] ? mark_held_locks+0x130/0x130 [ 414.491052] Free swap = 0kB [ 414.494495] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.498697] Total swap = 0kB [ 414.504045] ? should_fail+0x22d/0xd01 [ 414.508252] 1965979 pages RAM [ 414.511259] ? zap_class+0x640/0x640 [ 414.516782] 0 pages HighMem/MovableOnly [ 414.519798] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 414.523659] 342854 pages reserved [ 414.526752] ? __lock_acquire+0x62f/0x4c20 [ 414.530441] 0 pages cma reserved [ 414.534403] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 414.539647] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 414.542919] ? __lock_acquire+0x62f/0x4c20 [ 414.547130] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 414.550480] ? should_fail+0x22d/0xd01 [ 414.550505] ? mark_held_locks+0x130/0x130 [ 414.583030] ? mark_held_locks+0x130/0x130 [ 414.587257] ? lock_downgrade+0x900/0x900 [ 414.591413] ? zap_class+0x640/0x640 [ 414.595123] ? zap_class+0x640/0x640 [ 414.598834] ? zap_class+0x640/0x640 [ 414.602544] ? do_raw_spin_unlock+0xa7/0x330 [ 414.606947] ? trace_hardirqs_on+0x310/0x310 [ 414.611354] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.616891] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.622435] ? check_preemption_disabled+0x48/0x280 [ 414.627453] ? __lock_is_held+0xb5/0x140 [ 414.631521] __alloc_pages_nodemask+0xa80/0xde0 [ 414.636184] ? zap_class+0x640/0x640 [ 414.639900] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 414.644923] ? find_held_lock+0x36/0x1c0 [ 414.648988] ? ____cache_alloc_node+0x1c7/0x1e0 [ 414.653654] ? lock_downgrade+0x900/0x900 [ 414.657804] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.663346] cache_grow_begin+0xa5/0x8c0 [ 414.667405] ? do_raw_spin_unlock+0xa7/0x330 [ 414.671817] fallback_alloc+0x204/0x2e0 [ 414.675797] ____cache_alloc_node+0x1c7/0x1e0 [ 414.680294] kmem_cache_alloc_node+0xe3/0x730 [ 414.684791] ? lockdep_hardirqs_on+0x296/0x5b0 [ 414.689375] __alloc_skb+0x119/0x770 [ 414.693085] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 414.698445] ? netdev_alloc_frag+0x1f0/0x1f0 [ 414.702857] ? vprintk_default+0x28/0x30 [ 414.707003] ? vprintk_func+0x85/0x181 [ 414.710889] ? printk+0xa7/0xcf [ 414.714171] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 414.719100] ? do_raw_spin_trylock+0x270/0x270 [ 414.723679] new_skb+0x26/0x1c0 [ 414.726956] aoecmd_cfg+0x279/0x7f0 [ 414.730581] ? find_held_lock+0x36/0x1c0 [ 414.734641] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 414.738962] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.744502] ? __lock_is_held+0xb5/0x140 [ 414.748572] discover_timer+0x50/0x60 [ 414.752366] call_timer_fn+0x272/0x920 [ 414.756247] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 414.761083] ? process_timeout+0x40/0x40 [ 414.765151] ? __run_timers+0x7da/0xc70 [ 414.769127] ? _raw_spin_unlock_irq+0x27/0x80 [ 414.773618] ? _raw_spin_unlock_irq+0x27/0x80 [ 414.778110] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 414.782950] ? lockdep_hardirqs_on+0x296/0x5b0 [ 414.787529] ? trace_hardirqs_on+0xbd/0x310 [ 414.791845] ? kasan_check_read+0x11/0x20 [ 414.795985] ? __run_timers+0x7da/0xc70 [ 414.799959] ? trace_hardirqs_off_caller+0x310/0x310 [ 414.805066] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 414.809906] __run_timers+0x7e5/0xc70 [ 414.813713] ? timer_fixup_init+0x70/0x70 [ 414.817866] ? _raw_spin_unlock_irq+0x27/0x80 [ 414.822367] ? _raw_spin_unlock_irq+0x27/0x80 [ 414.826861] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 414.831438] ? trace_hardirqs_on+0xbd/0x310 [ 414.835763] ? kasan_check_read+0x11/0x20 [ 414.839907] ? finish_task_switch+0x1f4/0x910 [ 414.844488] ? trace_hardirqs_off_caller+0x310/0x310 [ 414.849589] ? compat_start_thread+0x80/0x80 [ 414.854010] ? pvclock_read_flags+0x160/0x160 [ 414.858510] ? __switch_to_asm+0x34/0x70 [ 414.862570] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.868103] ? check_preemption_disabled+0x48/0x280 [ 414.873121] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 414.878653] ? rcu_pm_notify+0xc0/0xc0 [ 414.882536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.888072] ? check_preemption_disabled+0x48/0x280 [ 414.893089] run_timer_softirq+0x52/0xb0 [ 414.897229] ? rcu_read_lock_sched_held+0x14f/0x180 [ 414.902773] __do_softirq+0x308/0xb7e [ 414.906579] ? trace_hardirqs_on_caller+0xc0/0x310 [ 414.911505] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 414.916600] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 414.922047] ? __schedule+0x973/0x21d0 [ 414.925932] ? schedule+0x108/0x460 [ 414.929562] ? trace_hardirqs_off+0xb8/0x310 [ 414.933966] ? smpboot_thread_fn+0x68b/0xa00 [ 414.938370] ? trace_hardirqs_on+0x310/0x310 [ 414.942777] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.948318] ? check_preemption_disabled+0x48/0x280 [ 414.953329] ? takeover_tasklets+0xa90/0xa90 [ 414.957746] run_ksoftirqd+0x5e/0x100 [ 414.961545] smpboot_thread_fn+0x68b/0xa00 [ 414.965779] ? sort_range+0x30/0x30 [ 414.969407] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 414.974507] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.980037] ? __kthread_parkme+0xfb/0x1a0 [ 414.984268] ? sort_range+0x30/0x30 [ 414.987892] kthread+0x35a/0x440 [ 414.991256] ? kthread_stop+0x900/0x900 [ 414.995229] ret_from_fork+0x3a/0x50 [ 414.998958] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 414.999026] aoe: skb alloc failure [ 415.005881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 415.005888] Call Trace: [ 415.009464] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 415.018760] dump_stack+0x244/0x39d [ 415.021318] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 415.031790] ? dump_stack_print_info.cold.1+0x20/0x20 [ 415.045225] warn_alloc.cold.116+0xb7/0x1bd [ 415.049547] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 415.054392] ? lock_downgrade+0x900/0x900 [ 415.058547] ? trace_hardirqs_off+0xb8/0x310 [ 415.062956] ? trace_hardirqs_off+0xb8/0x310 [ 415.067809] __alloc_pages_slowpath+0x26e8/0x2e10 [ 415.072671] ? warn_alloc+0x120/0x120 [ 415.076469] ? warn_alloc+0x120/0x120 [ 415.080273] ? warn_alloc+0x120/0x120 [ 415.084070] ? print_usage_bug+0xc0/0xc0 [ 415.088136] ? print_usage_bug+0xc0/0xc0 [ 415.092195] ? print_usage_bug+0xc0/0xc0 [ 415.096264] ? check_preemption_disabled+0x48/0x280 [ 415.101275] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.106808] ? should_fail+0x22d/0xd01 [ 415.110689] ? __lock_acquire+0x62f/0x4c20 [ 415.114925] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 415.120027] ? __lock_acquire+0x62f/0x4c20 [ 415.124262] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 415.129364] ? __lock_acquire+0x62f/0x4c20 [ 415.133591] ? should_fail+0x22d/0xd01 [ 415.137481] ? mark_held_locks+0x130/0x130 [ 415.141722] ? mark_held_locks+0x130/0x130 [ 415.145962] ? zap_class+0x640/0x640 [ 415.149668] ? print_usage_bug+0xc0/0xc0 [ 415.153732] ? mark_held_locks+0x130/0x130 [ 415.157965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.163500] ? check_preemption_disabled+0x48/0x280 [ 415.168519] ? __lock_is_held+0xb5/0x140 [ 415.172580] __alloc_pages_nodemask+0xa80/0xde0 [ 415.177245] ? zap_class+0x640/0x640 [ 415.180962] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 415.185984] ? find_held_lock+0x36/0x1c0 [ 415.190048] ? ____cache_alloc_node+0x1c7/0x1e0 [ 415.194719] ? lock_downgrade+0x900/0x900 [ 415.198887] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.204428] cache_grow_begin+0xa5/0x8c0 [ 415.208485] ? do_raw_spin_unlock+0xa7/0x330 [ 415.212892] fallback_alloc+0x204/0x2e0 [ 415.216871] ____cache_alloc_node+0x1c7/0x1e0 [ 415.221369] kmem_cache_alloc_node+0xe3/0x730 [ 415.225867] ? ipv6_get_ifaddr+0x42e/0x620 [ 415.230106] __alloc_skb+0x119/0x770 [ 415.233814] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 415.239090] ? netdev_alloc_frag+0x1f0/0x1f0 [ 415.243494] ? lock_downgrade+0x900/0x900 [ 415.247642] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.253178] ? refcount_sub_and_test_checked+0x203/0x310 [ 415.258743] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 415.264189] ? addrconf_rs_timer+0x690/0x690 [ 415.268606] ndisc_alloc_skb+0x144/0x340 [ 415.272679] ndisc_send_rs+0x331/0x6e0 [ 415.276576] addrconf_rs_timer+0x314/0x690 [ 415.280811] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.285047] call_timer_fn+0x272/0x920 [ 415.288929] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.293160] ? process_timeout+0x40/0x40 [ 415.297227] ? __run_timers+0x7da/0xc70 [ 415.301200] ? _raw_spin_unlock_irq+0x27/0x80 [ 415.305701] ? _raw_spin_unlock_irq+0x27/0x80 [ 415.310188] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.314419] ? lockdep_hardirqs_on+0x296/0x5b0 [ 415.318995] ? trace_hardirqs_on+0xbd/0x310 [ 415.323313] ? kasan_check_read+0x11/0x20 [ 415.327454] ? __run_timers+0x7da/0xc70 [ 415.331435] ? trace_hardirqs_off_caller+0x310/0x310 [ 415.336630] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.340856] __run_timers+0x7e5/0xc70 [ 415.344659] ? timer_fixup_init+0x70/0x70 [ 415.348800] ? compat_start_thread+0x80/0x80 [ 415.353209] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.358748] ? _raw_spin_unlock_irq+0x60/0x80 [ 415.363238] ? finish_task_switch+0x1f4/0x910 [ 415.367727] ? finish_task_switch+0x1b4/0x910 [ 415.372222] ? __switch_to_asm+0x34/0x70 [ 415.376282] ? preempt_notifier_register+0x200/0x200 [ 415.381381] ? __switch_to_asm+0x34/0x70 [ 415.385434] ? __switch_to_asm+0x40/0x70 [ 415.389484] ? __switch_to_asm+0x34/0x70 [ 415.393540] ? __switch_to_asm+0x40/0x70 [ 415.397593] ? __switch_to_asm+0x34/0x70 [ 415.401648] ? __switch_to_asm+0x40/0x70 [ 415.405706] ? __switch_to_asm+0x40/0x70 [ 415.409771] ? pvclock_read_flags+0x160/0x160 [ 415.414260] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.419791] ? check_preemption_disabled+0x48/0x280 [ 415.424821] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 415.430353] ? rcu_pm_notify+0xc0/0xc0 [ 415.434239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.439774] ? check_preemption_disabled+0x48/0x280 [ 415.444792] run_timer_softirq+0x52/0xb0 [ 415.448850] ? rcu_read_lock_sched_held+0x14f/0x180 [ 415.453862] __do_softirq+0x308/0xb7e [ 415.457662] ? trace_hardirqs_on_caller+0xc0/0x310 [ 415.462598] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 415.467701] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 415.473153] ? schedule+0x108/0x460 [ 415.476780] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 415.481530] ? __schedule+0x21d0/0x21d0 [ 415.485502] ? trace_hardirqs_off+0xb8/0x310 [ 415.489904] ? smpboot_thread_fn+0x68b/0xa00 [ 415.494307] ? trace_hardirqs_on+0x310/0x310 [ 415.498715] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.504337] ? check_preemption_disabled+0x48/0x280 [ 415.509344] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.514876] ? takeover_tasklets+0xa90/0xa90 [ 415.519282] run_ksoftirqd+0x5e/0x100 [ 415.523075] smpboot_thread_fn+0x68b/0xa00 [ 415.527310] ? sort_range+0x30/0x30 [ 415.530937] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 415.536033] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.541565] ? __kthread_parkme+0xfb/0x1a0 [ 415.545798] ? sort_range+0x30/0x30 [ 415.549419] kthread+0x35a/0x440 [ 415.552780] ? kthread_stop+0x900/0x900 [ 415.556759] ret_from_fork+0x3a/0x50 [ 415.560478] warn_alloc_show_mem: 1 callbacks suppressed [ 415.560487] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 415.560489] Mem-Info: [ 415.560518] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 415.560518] active_file:19 inactive_file:27 isolated_file:4 [ 415.560518] unevictable:0 dirty:0 writeback:0 unstable:0 [ 415.560518] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 415.560518] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 415.560518] free:13757 free_pcp:1126 free_cma:0 [ 415.565846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 415.565853] Call Trace: [ 415.572697] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 415.575095] dump_stack+0x244/0x39d [ 415.608030] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 415.617378] ? dump_stack_print_info.cold.1+0x20/0x20 [ 415.619928] lowmem_reserve[]: 0 2818 6321 6321 [ 415.647594] warn_alloc.cold.116+0xb7/0x1bd [ 415.651192] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 415.677313] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 415.682469] lowmem_reserve[]: 0 0 3503 3503 [ 415.687040] ? lock_downgrade+0x900/0x900 [ 415.691331] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 415.719258] ? trace_hardirqs_off+0xb8/0x310 [ 415.724063] lowmem_reserve[]: 0 0 0 0 [ 415.728380] ? trace_hardirqs_off+0xb8/0x310 [ 415.732497] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 415.761649] __alloc_pages_slowpath+0x26e8/0x2e10 [ 415.766029] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 415.769842] ? warn_alloc+0x120/0x120 [ 415.774195] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 415.787708] ? warn_alloc+0x120/0x120 [ 415.792523] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 415.807936] ? warn_alloc+0x120/0x120 [ 415.811713] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 415.826348] ? print_usage_bug+0xc0/0xc0 [ 415.830121] 188 total pagecache pages [ 415.838942] ? print_usage_bug+0xc0/0xc0 [ 415.842718] 0 pages in swap cache [ 415.851276] ? mark_held_locks+0x130/0x130 [ 415.855306] Swap cache stats: add 0, delete 0, find 0/0 [ 415.855313] Free swap = 0kB [ 415.859098] ? mark_held_locks+0x130/0x130 [ 415.863130] Total swap = 0kB [ 415.866572] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.870774] 1965979 pages RAM [ 415.876120] ? should_fail+0x22d/0xd01 [ 415.879109] 0 pages HighMem/MovableOnly [ 415.883339] ? zap_class+0x640/0x640 [ 415.886331] 342854 pages reserved [ 415.891853] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 415.894930] 0 pages cma reserved [ 415.898800] ? __lock_acquire+0x62f/0x4c20 [ 415.902799] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 415.906462] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 415.909969] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 415.914980] ? __lock_acquire+0x62f/0x4c20 [ 415.918314] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 415.922536] ? should_fail+0x22d/0xd01 [ 415.957138] ? mark_held_locks+0x130/0x130 [ 415.961376] ? mark_held_locks+0x130/0x130 [ 415.965603] ? lock_downgrade+0x900/0x900 [ 415.969749] ? zap_class+0x640/0x640 [ 415.973462] ? zap_class+0x640/0x640 [ 415.977168] ? do_raw_spin_unlock+0xa7/0x330 [ 415.981578] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 415.986329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.991864] ? check_preemption_disabled+0x48/0x280 [ 415.996886] ? __lock_is_held+0xb5/0x140 [ 416.000950] __alloc_pages_nodemask+0xa80/0xde0 [ 416.005618] ? zap_class+0x640/0x640 [ 416.009343] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 416.014368] ? find_held_lock+0x36/0x1c0 [ 416.018433] ? ____cache_alloc_node+0x1c7/0x1e0 [ 416.023097] ? lock_downgrade+0x900/0x900 [ 416.027247] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.032808] cache_grow_begin+0xa5/0x8c0 [ 416.036870] ? do_raw_spin_unlock+0xa7/0x330 [ 416.041283] fallback_alloc+0x204/0x2e0 [ 416.045272] ____cache_alloc_node+0x1c7/0x1e0 [ 416.049769] kmem_cache_alloc_node+0xe3/0x730 [ 416.054258] ? lockdep_hardirqs_on+0x296/0x5b0 [ 416.058843] __alloc_skb+0x119/0x770 [ 416.062554] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 416.068680] ? netdev_alloc_frag+0x1f0/0x1f0 [ 416.073098] ? vprintk_default+0x28/0x30 [ 416.077155] ? vprintk_func+0x85/0x181 [ 416.081037] ? printk+0xa7/0xcf [ 416.084309] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 416.089065] ? do_raw_spin_trylock+0x270/0x270 [ 416.093661] new_skb+0x26/0x1c0 [ 416.096936] aoecmd_cfg+0x279/0x7f0 [ 416.100558] ? find_held_lock+0x36/0x1c0 [ 416.104616] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 416.108952] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.114501] ? __lock_is_held+0xb5/0x140 [ 416.118567] discover_timer+0x50/0x60 [ 416.122362] call_timer_fn+0x272/0x920 [ 416.126241] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 416.131078] ? process_timeout+0x40/0x40 [ 416.135142] ? __run_timers+0x7da/0xc70 [ 416.139113] ? _raw_spin_unlock_irq+0x27/0x80 [ 416.143606] ? _raw_spin_unlock_irq+0x27/0x80 [ 416.148104] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 416.152947] ? lockdep_hardirqs_on+0x296/0x5b0 [ 416.157788] ? trace_hardirqs_on+0xbd/0x310 [ 416.162104] ? kasan_check_read+0x11/0x20 [ 416.166246] ? __run_timers+0x7da/0xc70 [ 416.170216] ? trace_hardirqs_off_caller+0x310/0x310 [ 416.175328] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 416.180161] __run_timers+0x7e5/0xc70 [ 416.183970] ? timer_fixup_init+0x70/0x70 [ 416.188118] ? _raw_spin_unlock_irq+0x27/0x80 [ 416.192609] ? _raw_spin_unlock_irq+0x27/0x80 [ 416.197116] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 416.201696] ? trace_hardirqs_on+0xbd/0x310 [ 416.206014] ? kasan_check_read+0x11/0x20 [ 416.210160] ? finish_task_switch+0x1f4/0x910 [ 416.214653] ? trace_hardirqs_off_caller+0x310/0x310 [ 416.219753] ? compat_start_thread+0x80/0x80 [ 416.224175] ? pvclock_read_flags+0x160/0x160 [ 416.228679] ? __switch_to_asm+0x34/0x70 [ 416.232735] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.238276] ? check_preemption_disabled+0x48/0x280 [ 416.243294] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 416.248831] ? rcu_pm_notify+0xc0/0xc0 [ 416.252714] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.258249] ? check_preemption_disabled+0x48/0x280 [ 416.263270] run_timer_softirq+0x52/0xb0 [ 416.267328] ? rcu_read_lock_sched_held+0x14f/0x180 [ 416.272339] __do_softirq+0x308/0xb7e [ 416.276143] ? trace_hardirqs_on_caller+0xc0/0x310 [ 416.281073] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 416.286170] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 416.291627] ? __schedule+0x973/0x21d0 [ 416.295518] ? schedule+0x108/0x460 [ 416.299150] ? trace_hardirqs_off+0xb8/0x310 [ 416.303552] ? smpboot_thread_fn+0x68b/0xa00 [ 416.307953] ? trace_hardirqs_on+0x310/0x310 [ 416.312356] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.317888] ? check_preemption_disabled+0x48/0x280 [ 416.323161] ? takeover_tasklets+0xa90/0xa90 [ 416.327566] run_ksoftirqd+0x5e/0x100 [ 416.331365] smpboot_thread_fn+0x68b/0xa00 [ 416.335598] ? sort_range+0x30/0x30 [ 416.339232] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 416.344331] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.350472] ? __kthread_parkme+0xfb/0x1a0 [ 416.354709] ? sort_range+0x30/0x30 [ 416.358332] kthread+0x35a/0x440 [ 416.361696] ? kthread_stop+0x900/0x900 [ 416.365671] ret_from_fork+0x3a/0x50 [ 416.369399] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 416.369468] aoe: skb alloc failure [ 416.376320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 416.376327] Call Trace: [ 416.379908] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 416.389197] dump_stack+0x244/0x39d [ 416.391753] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 416.402056] ? dump_stack_print_info.cold.1+0x20/0x20 [ 416.415506] warn_alloc.cold.116+0xb7/0x1bd [ 416.419821] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 416.424666] ? lock_downgrade+0x900/0x900 [ 416.428815] ? trace_hardirqs_off+0xb8/0x310 [ 416.433229] ? trace_hardirqs_off+0xb8/0x310 [ 416.437645] __alloc_pages_slowpath+0x26e8/0x2e10 [ 416.442512] ? warn_alloc+0x120/0x120 [ 416.446308] ? print_usage_bug+0xc0/0xc0 [ 416.450365] ? warn_alloc+0x120/0x120 [ 416.454166] ? warn_alloc+0x120/0x120 [ 416.457966] ? print_usage_bug+0xc0/0xc0 [ 416.462024] ? print_usage_bug+0xc0/0xc0 [ 416.466086] ? __lock_acquire+0x62f/0x4c20 [ 416.470324] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.475859] ? should_fail+0x22d/0xd01 [ 416.479744] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 416.484843] ? __lock_acquire+0x62f/0x4c20 [ 416.489075] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 416.494174] ? __lock_acquire+0x62f/0x4c20 [ 416.498401] ? should_fail+0x22d/0xd01 [ 416.502281] ? find_held_lock+0x36/0x1c0 [ 416.506358] ? mark_held_locks+0x130/0x130 [ 416.510602] ? mark_held_locks+0x130/0x130 [ 416.514829] ? zap_class+0x640/0x640 [ 416.518540] ? mark_held_locks+0xc7/0x130 [ 416.522681] ? do_raw_spin_unlock+0xa7/0x330 [ 416.527088] ? zap_class+0x640/0x640 [ 416.530799] ? print_usage_bug+0xc0/0xc0 [ 416.534860] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.540390] ? check_preemption_disabled+0x48/0x280 [ 416.545410] ? __lock_is_held+0xb5/0x140 [ 416.549480] __alloc_pages_nodemask+0xa80/0xde0 [ 416.554142] ? zap_class+0x640/0x640 [ 416.557854] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 416.562874] ? find_held_lock+0x36/0x1c0 [ 416.566939] ? ____cache_alloc_node+0x1c7/0x1e0 [ 416.571610] ? lock_downgrade+0x900/0x900 [ 416.575759] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.581297] cache_grow_begin+0xa5/0x8c0 [ 416.585354] ? do_raw_spin_unlock+0xa7/0x330 [ 416.589781] fallback_alloc+0x204/0x2e0 [ 416.593769] ____cache_alloc_node+0x1c7/0x1e0 [ 416.598267] kmem_cache_alloc_node+0xe3/0x730 [ 416.602759] ? ipv6_get_ifaddr+0x42e/0x620 [ 416.606998] __alloc_skb+0x119/0x770 [ 416.610704] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 416.615982] ? netdev_alloc_frag+0x1f0/0x1f0 [ 416.620385] ? lock_downgrade+0x900/0x900 [ 416.624546] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.630090] ? refcount_sub_and_test_checked+0x203/0x310 [ 416.635542] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 416.640986] ? addrconf_rs_timer+0x690/0x690 [ 416.645401] ndisc_alloc_skb+0x144/0x340 [ 416.649461] ndisc_send_rs+0x331/0x6e0 [ 416.653345] addrconf_rs_timer+0x314/0x690 [ 416.657585] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.661823] call_timer_fn+0x272/0x920 [ 416.665704] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.669931] ? process_timeout+0x40/0x40 [ 416.673998] ? __run_timers+0x7da/0xc70 [ 416.677973] ? _raw_spin_unlock_irq+0x27/0x80 [ 416.682465] ? _raw_spin_unlock_irq+0x27/0x80 [ 416.686958] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.691186] ? lockdep_hardirqs_on+0x296/0x5b0 [ 416.695764] ? trace_hardirqs_on+0xbd/0x310 [ 416.700086] ? kasan_check_read+0x11/0x20 [ 416.704226] ? __run_timers+0x7da/0xc70 [ 416.708195] ? trace_hardirqs_off_caller+0x310/0x310 [ 416.713297] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.717529] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.721759] __run_timers+0x7e5/0xc70 [ 416.725563] ? timer_fixup_init+0x70/0x70 [ 416.729712] ? compat_start_thread+0x80/0x80 [ 416.734124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.739662] ? _raw_spin_unlock_irq+0x60/0x80 [ 416.744157] ? finish_task_switch+0x1f4/0x910 [ 416.748650] ? finish_task_switch+0x1b4/0x910 [ 416.753138] ? __switch_to_asm+0x34/0x70 [ 416.757197] ? preempt_notifier_register+0x200/0x200 [ 416.762556] ? __switch_to_asm+0x34/0x70 [ 416.766614] ? __switch_to_asm+0x40/0x70 [ 416.770664] ? __switch_to_asm+0x34/0x70 [ 416.774714] ? __switch_to_asm+0x40/0x70 [ 416.778779] ? __switch_to_asm+0x34/0x70 [ 416.782834] ? __switch_to_asm+0x40/0x70 [ 416.786892] ? __switch_to_asm+0x40/0x70 [ 416.790956] ? pvclock_read_flags+0x160/0x160 [ 416.795448] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.800983] ? check_preemption_disabled+0x48/0x280 [ 416.806002] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 416.811536] ? rcu_pm_notify+0xc0/0xc0 [ 416.815427] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.820963] ? check_preemption_disabled+0x48/0x280 [ 416.825981] run_timer_softirq+0x52/0xb0 [ 416.830040] ? rcu_read_lock_sched_held+0x14f/0x180 [ 416.835059] __do_softirq+0x308/0xb7e [ 416.838864] ? trace_hardirqs_on_caller+0xc0/0x310 [ 416.843795] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 416.848895] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 416.854344] ? schedule+0x108/0x460 [ 416.857967] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 416.862720] ? __schedule+0x21d0/0x21d0 [ 416.866695] ? trace_hardirqs_off+0xb8/0x310 [ 416.871101] ? smpboot_thread_fn+0x68b/0xa00 [ 416.875505] ? trace_hardirqs_on+0x310/0x310 [ 416.879908] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.885440] ? check_preemption_disabled+0x48/0x280 [ 416.890448] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.895980] ? takeover_tasklets+0xa90/0xa90 [ 416.900854] run_ksoftirqd+0x5e/0x100 [ 416.904654] smpboot_thread_fn+0x68b/0xa00 [ 416.908887] ? sort_range+0x30/0x30 [ 416.912510] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 416.917607] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.923143] ? __kthread_parkme+0xfb/0x1a0 [ 416.927380] ? sort_range+0x30/0x30 [ 416.931002] kthread+0x35a/0x440 [ 416.934362] ? kthread_stop+0x900/0x900 [ 416.938346] ret_from_fork+0x3a/0x50 [ 416.942075] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 416.942080] warn_alloc_show_mem: 1 callbacks suppressed [ 416.942086] Mem-Info: [ 416.948916] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 416.954276] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 416.954276] active_file:19 inactive_file:27 isolated_file:4 [ 416.954276] unevictable:0 dirty:0 writeback:0 unstable:0 [ 416.954276] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 416.954276] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 416.954276] free:13757 free_pcp:1126 free_cma:0 [ 416.956642] Call Trace: [ 416.966015] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 416.998947] dump_stack+0x244/0x39d [ 417.001504] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 417.029341] ? dump_stack_print_info.cold.1+0x20/0x20 [ 417.032940] lowmem_reserve[]: 0 2818 6321 6321 [ 417.059526] warn_alloc.cold.116+0xb7/0x1bd [ 417.064679] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 417.069252] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 417.073555] lowmem_reserve[]: 0 0 3503 3503 [ 417.101215] ? lock_downgrade+0x900/0x900 [ 417.106026] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 417.110341] ? trace_hardirqs_off+0xb8/0x310 [ 417.114446] lowmem_reserve[]: 0 0 0 0 [ 417.143601] ? trace_hardirqs_off+0xb8/0x310 [ 417.147977] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 417.151772] __alloc_pages_slowpath+0x26e8/0x2e10 [ 417.156149] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 417.169686] ? warn_alloc+0x120/0x120 [ 417.174478] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 417.189906] ? warn_alloc+0x120/0x120 [ 417.193682] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 417.208316] ? warn_alloc+0x120/0x120 [ 417.212088] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 417.220905] ? print_usage_bug+0xc0/0xc0 [ 417.224677] 188 total pagecache pages [ 417.233241] ? print_usage_bug+0xc0/0xc0 [ 417.237276] 0 pages in swap cache [ 417.241059] ? mark_held_locks+0x130/0x130 [ 417.245091] Swap cache stats: add 0, delete 0, find 0/0 [ 417.248542] ? mark_held_locks+0x130/0x130 [ 417.252752] Free swap = 0kB [ 417.258118] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.262329] Total swap = 0kB [ 417.265334] ? should_fail+0x22d/0xd01 [ 417.270839] 1965979 pages RAM [ 417.273843] ? zap_class+0x640/0x640 [ 417.277701] 0 pages HighMem/MovableOnly [ 417.280794] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 417.284483] 342854 pages reserved [ 417.284490] 0 pages cma reserved [ 417.288451] ? __lock_acquire+0x62f/0x4c20 [ 417.293590] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 417.296974] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 417.300405] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 417.304546] ? __lock_acquire+0x62f/0x4c20 [ 417.304562] ? should_fail+0x22d/0xd01 [ 417.311029] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 417.316122] ? mark_held_locks+0x130/0x130 [ 417.343561] ? mark_held_locks+0x130/0x130 [ 417.347790] ? lock_downgrade+0x900/0x900 [ 417.351936] ? zap_class+0x640/0x640 [ 417.355651] ? zap_class+0x640/0x640 [ 417.359379] ? do_raw_spin_unlock+0xa7/0x330 [ 417.363786] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 417.368547] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.374078] ? check_preemption_disabled+0x48/0x280 [ 417.379096] ? __lock_is_held+0xb5/0x140 [ 417.383159] __alloc_pages_nodemask+0xa80/0xde0 [ 417.387823] ? zap_class+0x640/0x640 [ 417.391542] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 417.396563] ? find_held_lock+0x36/0x1c0 [ 417.400630] ? ____cache_alloc_node+0x1c7/0x1e0 [ 417.405295] ? lock_downgrade+0x900/0x900 [ 417.409443] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.414980] cache_grow_begin+0xa5/0x8c0 [ 417.419033] ? do_raw_spin_unlock+0xa7/0x330 [ 417.423444] fallback_alloc+0x204/0x2e0 [ 417.427423] ____cache_alloc_node+0x1c7/0x1e0 [ 417.431923] kmem_cache_alloc_node+0xe3/0x730 [ 417.436415] ? lockdep_hardirqs_on+0x296/0x5b0 [ 417.440998] __alloc_skb+0x119/0x770 [ 417.444704] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 417.450069] ? netdev_alloc_frag+0x1f0/0x1f0 [ 417.454478] ? vprintk_default+0x28/0x30 [ 417.458543] ? vprintk_func+0x85/0x181 [ 417.462430] ? printk+0xa7/0xcf [ 417.465703] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 417.470455] ? do_raw_spin_trylock+0x270/0x270 [ 417.475035] new_skb+0x26/0x1c0 [ 417.478311] aoecmd_cfg+0x279/0x7f0 [ 417.481939] ? find_held_lock+0x36/0x1c0 [ 417.485998] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 417.490324] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.495872] ? __lock_is_held+0xb5/0x140 [ 417.499941] discover_timer+0x50/0x60 [ 417.503734] call_timer_fn+0x272/0x920 [ 417.507615] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 417.512451] ? process_timeout+0x40/0x40 [ 417.516530] ? __run_timers+0x7da/0xc70 [ 417.520516] ? _raw_spin_unlock_irq+0x27/0x80 [ 417.525007] ? _raw_spin_unlock_irq+0x27/0x80 [ 417.529494] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 417.534356] ? lockdep_hardirqs_on+0x296/0x5b0 [ 417.538937] ? trace_hardirqs_on+0xbd/0x310 [ 417.543252] ? kasan_check_read+0x11/0x20 [ 417.547392] ? __run_timers+0x7da/0xc70 [ 417.551361] ? trace_hardirqs_off_caller+0x310/0x310 [ 417.556471] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 417.561317] __run_timers+0x7e5/0xc70 [ 417.565122] ? timer_fixup_init+0x70/0x70 [ 417.569270] ? _raw_spin_unlock_irq+0x27/0x80 [ 417.573760] ? _raw_spin_unlock_irq+0x27/0x80 [ 417.578251] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 417.582831] ? trace_hardirqs_on+0xbd/0x310 [ 417.587148] ? kasan_check_read+0x11/0x20 [ 417.591292] ? finish_task_switch+0x1f4/0x910 [ 417.595786] ? trace_hardirqs_off_caller+0x310/0x310 [ 417.600893] ? compat_start_thread+0x80/0x80 [ 417.605314] ? pvclock_read_flags+0x160/0x160 [ 417.609800] ? __switch_to_asm+0x34/0x70 [ 417.613859] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.619392] ? check_preemption_disabled+0x48/0x280 [ 417.624413] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 417.629947] ? rcu_pm_notify+0xc0/0xc0 [ 417.633830] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.639358] ? check_preemption_disabled+0x48/0x280 [ 417.644375] run_timer_softirq+0x52/0xb0 [ 417.648432] ? rcu_read_lock_sched_held+0x14f/0x180 [ 417.653441] __do_softirq+0x308/0xb7e [ 417.657244] ? trace_hardirqs_on_caller+0xc0/0x310 [ 417.662171] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 417.667268] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 417.672716] ? __schedule+0x973/0x21d0 [ 417.676600] ? schedule+0x108/0x460 [ 417.680230] ? trace_hardirqs_off+0xb8/0x310 [ 417.684632] ? smpboot_thread_fn+0x68b/0xa00 [ 417.689037] ? trace_hardirqs_on+0x310/0x310 [ 417.693441] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.698970] ? check_preemption_disabled+0x48/0x280 [ 417.703980] ? takeover_tasklets+0xa90/0xa90 [ 417.708383] run_ksoftirqd+0x5e/0x100 [ 417.712181] smpboot_thread_fn+0x68b/0xa00 [ 417.716417] ? sort_range+0x30/0x30 [ 417.720043] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 417.725138] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.730670] ? __kthread_parkme+0xfb/0x1a0 [ 417.734901] ? sort_range+0x30/0x30 [ 417.738525] kthread+0x35a/0x440 [ 417.741889] ? kthread_stop+0x900/0x900 [ 417.745857] ret_from_fork+0x3a/0x50 [ 417.749593] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 417.749655] aoe: skb alloc failure [ 417.756513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 417.756520] Call Trace: [ 417.760093] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 417.769384] dump_stack+0x244/0x39d [ 417.771941] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 417.782242] ? dump_stack_print_info.cold.1+0x20/0x20 [ 417.795682] warn_alloc.cold.116+0xb7/0x1bd [ 417.800005] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 417.804848] ? lock_downgrade+0x900/0x900 [ 417.809004] ? trace_hardirqs_off+0xb8/0x310 [ 417.813421] ? trace_hardirqs_off+0xb8/0x310 [ 417.817833] __alloc_pages_slowpath+0x26e8/0x2e10 [ 417.822701] ? warn_alloc+0x120/0x120 [ 417.826502] ? print_usage_bug+0xc0/0xc0 [ 417.830561] ? warn_alloc+0x120/0x120 [ 417.834361] ? warn_alloc+0x120/0x120 [ 417.838157] ? print_usage_bug+0xc0/0xc0 [ 417.842216] ? print_usage_bug+0xc0/0xc0 [ 417.846274] ? __lock_acquire+0x62f/0x4c20 [ 417.850509] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.856039] ? should_fail+0x22d/0xd01 [ 417.859926] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 417.865022] ? __lock_acquire+0x62f/0x4c20 [ 417.869255] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 417.874355] ? __lock_acquire+0x62f/0x4c20 [ 417.878669] ? should_fail+0x22d/0xd01 [ 417.882553] ? find_held_lock+0x36/0x1c0 [ 417.886630] ? mark_held_locks+0x130/0x130 [ 417.890867] ? mark_held_locks+0x130/0x130 [ 417.895093] ? zap_class+0x640/0x640 [ 417.898809] ? mark_held_locks+0xc7/0x130 [ 417.902963] ? do_raw_spin_unlock+0xa7/0x330 [ 417.907370] ? zap_class+0x640/0x640 [ 417.911080] ? print_usage_bug+0xc0/0xc0 [ 417.915138] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.920670] ? check_preemption_disabled+0x48/0x280 [ 417.925694] ? __lock_is_held+0xb5/0x140 [ 417.929758] __alloc_pages_nodemask+0xa80/0xde0 [ 417.934420] ? zap_class+0x640/0x640 [ 417.938138] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 417.943163] ? find_held_lock+0x36/0x1c0 [ 417.947230] ? ____cache_alloc_node+0x1c7/0x1e0 [ 417.951893] ? lock_downgrade+0x900/0x900 [ 417.956041] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.961580] cache_grow_begin+0xa5/0x8c0 [ 417.965639] ? do_raw_spin_unlock+0xa7/0x330 [ 417.970047] fallback_alloc+0x204/0x2e0 [ 417.974024] ____cache_alloc_node+0x1c7/0x1e0 [ 417.978523] kmem_cache_alloc_node+0xe3/0x730 [ 417.983012] ? ipv6_get_ifaddr+0x42e/0x620 [ 417.987250] __alloc_skb+0x119/0x770 [ 417.990960] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 417.996240] ? netdev_alloc_frag+0x1f0/0x1f0 [ 418.000646] ? lock_downgrade+0x900/0x900 [ 418.004800] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.010332] ? refcount_sub_and_test_checked+0x203/0x310 [ 418.015781] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 418.021230] ? addrconf_rs_timer+0x690/0x690 [ 418.025649] ndisc_alloc_skb+0x144/0x340 [ 418.029713] ndisc_send_rs+0x331/0x6e0 [ 418.033601] addrconf_rs_timer+0x314/0x690 [ 418.037837] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.042077] call_timer_fn+0x272/0x920 [ 418.045963] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.050193] ? process_timeout+0x40/0x40 [ 418.054258] ? __run_timers+0x7da/0xc70 [ 418.058232] ? _raw_spin_unlock_irq+0x27/0x80 [ 418.062725] ? _raw_spin_unlock_irq+0x27/0x80 [ 418.068216] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.072458] ? lockdep_hardirqs_on+0x296/0x5b0 [ 418.077039] ? trace_hardirqs_on+0xbd/0x310 [ 418.081359] ? kasan_check_read+0x11/0x20 [ 418.085507] ? __run_timers+0x7da/0xc70 [ 418.089483] ? trace_hardirqs_off_caller+0x310/0x310 [ 418.094587] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.098820] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.103049] __run_timers+0x7e5/0xc70 [ 418.106857] ? timer_fixup_init+0x70/0x70 [ 418.110996] ? compat_start_thread+0x80/0x80 [ 418.115918] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.121464] ? _raw_spin_unlock_irq+0x60/0x80 [ 418.125961] ? finish_task_switch+0x1f4/0x910 [ 418.130458] ? finish_task_switch+0x1b4/0x910 [ 418.134949] ? __switch_to_asm+0x34/0x70 [ 418.139016] ? preempt_notifier_register+0x200/0x200 [ 418.144113] ? __switch_to_asm+0x34/0x70 [ 418.148166] ? __switch_to_asm+0x40/0x70 [ 418.152216] ? __switch_to_asm+0x34/0x70 [ 418.156267] ? __switch_to_asm+0x40/0x70 [ 418.160322] ? __switch_to_asm+0x34/0x70 [ 418.164373] ? __switch_to_asm+0x40/0x70 [ 418.168430] ? __switch_to_asm+0x40/0x70 [ 418.172498] ? pvclock_read_flags+0x160/0x160 [ 418.176989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.182522] ? check_preemption_disabled+0x48/0x280 [ 418.187540] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 418.193075] ? rcu_pm_notify+0xc0/0xc0 [ 418.196961] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.202495] ? check_preemption_disabled+0x48/0x280 [ 418.207513] run_timer_softirq+0x52/0xb0 [ 418.211567] ? rcu_read_lock_sched_held+0x14f/0x180 [ 418.216576] __do_softirq+0x308/0xb7e [ 418.220380] ? trace_hardirqs_on_caller+0xc0/0x310 [ 418.225305] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 418.230406] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 418.235867] ? schedule+0x108/0x460 [ 418.239488] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 418.244242] ? __schedule+0x21d0/0x21d0 [ 418.248214] ? trace_hardirqs_off+0xb8/0x310 [ 418.252624] ? smpboot_thread_fn+0x68b/0xa00 [ 418.257030] ? trace_hardirqs_on+0x310/0x310 [ 418.261447] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 418.266981] ? check_preemption_disabled+0x48/0x280 [ 418.271989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.277524] ? takeover_tasklets+0xa90/0xa90 [ 418.281927] run_ksoftirqd+0x5e/0x100 [ 418.285725] smpboot_thread_fn+0x68b/0xa00 [ 418.289962] ? sort_range+0x30/0x30 [ 418.293587] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 418.298685] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 418.304215] ? __kthread_parkme+0xfb/0x1a0 [ 418.308452] ? sort_range+0x30/0x30 [ 418.312072] kthread+0x35a/0x440 [ 418.315450] ? kthread_stop+0x900/0x900 [ 418.319422] ret_from_fork+0x3a/0x50 [ 418.323158] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 418.323162] warn_alloc_show_mem: 1 callbacks suppressed [ 418.323169] Mem-Info: [ 418.329995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 418.330002] Call Trace: [ 418.335392] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 418.335392] active_file:19 inactive_file:27 isolated_file:4 [ 418.335392] unevictable:0 dirty:0 writeback:0 unstable:0 [ 418.335392] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 418.335392] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 418.335392] free:13757 free_pcp:1126 free_cma:0 [ 418.337761] dump_stack+0x244/0x39d [ 418.347111] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 418.349681] ? dump_stack_print_info.cold.1+0x20/0x20 [ 418.382613] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 418.386240] warn_alloc.cold.116+0xb7/0x1bd [ 418.413871] lowmem_reserve[]: 0 2818 6321 6321 [ 418.419068] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 418.445149] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 418.449465] ? lock_downgrade+0x900/0x900 [ 418.454011] lowmem_reserve[]: 0 0 3503 3503 [ 418.458849] ? trace_hardirqs_off+0xb8/0x310 [ 418.486485] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 418.490631] ? trace_hardirqs_off+0xb8/0x310 [ 418.494923] lowmem_reserve[]: 0 0 0 0 [ 418.499326] __alloc_pages_slowpath+0x26e8/0x2e10 [ 418.528439] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 418.532865] ? warn_alloc+0x120/0x120 [ 418.536613] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 418.541451] ? warn_alloc+0x120/0x120 [ 418.554935] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 418.558738] ? warn_alloc+0x120/0x120 [ 418.574142] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 418.577930] ? print_usage_bug+0xc0/0xc0 [ 418.592552] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 418.596338] ? print_usage_bug+0xc0/0xc0 [ 418.605147] 188 total pagecache pages [ 418.609193] ? mark_held_locks+0x130/0x130 [ 418.617743] 0 pages in swap cache [ 418.621789] ? mark_held_locks+0x130/0x130 [ 418.625568] Swap cache stats: add 0, delete 0, find 0/0 [ 418.629788] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 418.633214] Free swap = 0kB [ 418.637439] ? should_fail+0x22d/0xd01 [ 418.642771] Total swap = 0kB [ 418.648294] ? zap_class+0x640/0x640 [ 418.651283] 1965979 pages RAM [ 418.655160] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 418.658147] 0 pages HighMem/MovableOnly [ 418.661848] ? __lock_acquire+0x62f/0x4c20 [ 418.664925] 342854 pages reserved [ 418.670014] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 418.673966] 0 pages cma reserved [ 418.678186] ? __lock_acquire+0x62f/0x4c20 [ 418.681680] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 418.686698] ? should_fail+0x22d/0xd01 [ 418.690111] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 418.694268] ? mark_held_locks+0x130/0x130 [ 418.700725] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 418.704602] ? mark_held_locks+0x130/0x130 [ 418.727970] ? lock_downgrade+0x900/0x900 [ 418.732113] ? zap_class+0x640/0x640 [ 418.735829] ? zap_class+0x640/0x640 [ 418.739540] ? do_raw_spin_unlock+0xa7/0x330 [ 418.743949] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 418.748699] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.754233] ? check_preemption_disabled+0x48/0x280 [ 418.759338] ? __lock_is_held+0xb5/0x140 [ 418.763411] __alloc_pages_nodemask+0xa80/0xde0 [ 418.768072] ? zap_class+0x640/0x640 [ 418.771786] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 418.776981] ? find_held_lock+0x36/0x1c0 [ 418.781044] ? ____cache_alloc_node+0x1c7/0x1e0 [ 418.785716] ? lock_downgrade+0x900/0x900 [ 418.789865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.795409] cache_grow_begin+0xa5/0x8c0 [ 418.799463] ? do_raw_spin_unlock+0xa7/0x330 [ 418.803870] fallback_alloc+0x204/0x2e0 [ 418.807845] ____cache_alloc_node+0x1c7/0x1e0 [ 418.812342] kmem_cache_alloc_node+0xe3/0x730 [ 418.816833] ? lockdep_hardirqs_on+0x296/0x5b0 [ 418.821426] __alloc_skb+0x119/0x770 [ 418.825132] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 418.830493] ? netdev_alloc_frag+0x1f0/0x1f0 [ 418.834903] ? vprintk_default+0x28/0x30 [ 418.838960] ? vprintk_func+0x85/0x181 [ 418.842841] ? printk+0xa7/0xcf [ 418.846119] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 418.850873] ? do_raw_spin_trylock+0x270/0x270 [ 418.855453] new_skb+0x26/0x1c0 [ 418.858730] aoecmd_cfg+0x279/0x7f0 [ 418.862351] ? find_held_lock+0x36/0x1c0 [ 418.866419] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 418.870738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.876277] ? __lock_is_held+0xb5/0x140 [ 418.880342] discover_timer+0x50/0x60 [ 418.884135] call_timer_fn+0x272/0x920 [ 418.888016] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 418.892851] ? process_timeout+0x40/0x40 [ 418.897428] ? __run_timers+0x7da/0xc70 [ 418.901419] ? _raw_spin_unlock_irq+0x27/0x80 [ 418.905910] ? _raw_spin_unlock_irq+0x27/0x80 [ 418.910412] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 418.915249] ? lockdep_hardirqs_on+0x296/0x5b0 [ 418.919831] ? trace_hardirqs_on+0xbd/0x310 [ 418.924150] ? kasan_check_read+0x11/0x20 [ 418.928289] ? __run_timers+0x7da/0xc70 [ 418.932259] ? trace_hardirqs_off_caller+0x310/0x310 [ 418.937455] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 418.942289] __run_timers+0x7e5/0xc70 [ 418.946091] ? timer_fixup_init+0x70/0x70 [ 418.950235] ? _raw_spin_unlock_irq+0x27/0x80 [ 418.954728] ? _raw_spin_unlock_irq+0x27/0x80 [ 418.959218] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 418.963816] ? trace_hardirqs_on+0xbd/0x310 [ 418.968136] ? kasan_check_read+0x11/0x20 [ 418.972278] ? finish_task_switch+0x1f4/0x910 [ 418.976770] ? trace_hardirqs_off_caller+0x310/0x310 [ 418.981864] ? compat_start_thread+0x80/0x80 [ 418.986286] ? pvclock_read_flags+0x160/0x160 [ 418.990771] ? __switch_to_asm+0x34/0x70 [ 418.994826] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.000362] ? check_preemption_disabled+0x48/0x280 [ 419.005409] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 419.010944] ? rcu_pm_notify+0xc0/0xc0 [ 419.014829] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.020359] ? check_preemption_disabled+0x48/0x280 [ 419.026208] run_timer_softirq+0x52/0xb0 [ 419.030264] ? rcu_read_lock_sched_held+0x14f/0x180 [ 419.035276] __do_softirq+0x308/0xb7e [ 419.039077] ? trace_hardirqs_on_caller+0xc0/0x310 [ 419.044003] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 419.049099] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 419.054548] ? __schedule+0x973/0x21d0 [ 419.058435] ? schedule+0x108/0x460 [ 419.062067] ? trace_hardirqs_off+0xb8/0x310 [ 419.066473] ? smpboot_thread_fn+0x68b/0xa00 [ 419.070880] ? trace_hardirqs_on+0x310/0x310 [ 419.075285] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.080816] ? check_preemption_disabled+0x48/0x280 [ 419.085826] ? takeover_tasklets+0xa90/0xa90 [ 419.090232] run_ksoftirqd+0x5e/0x100 [ 419.094025] smpboot_thread_fn+0x68b/0xa00 [ 419.098255] ? sort_range+0x30/0x30 [ 419.101883] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 419.106986] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.112603] ? __kthread_parkme+0xfb/0x1a0 [ 419.116835] ? sort_range+0x30/0x30 [ 419.120457] kthread+0x35a/0x440 [ 419.123821] ? kthread_stop+0x900/0x900 [ 419.127794] ret_from_fork+0x3a/0x50 [ 419.131522] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 419.131612] aoe: skb alloc failure [ 419.138444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 419.138449] Call Trace: [ 419.138467] dump_stack+0x244/0x39d [ 419.138486] ? dump_stack_print_info.cold.1+0x20/0x20 [ 419.142024] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 419.151359] warn_alloc.cold.116+0xb7/0x1bd [ 419.153908] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 419.157523] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 419.186752] ? lock_downgrade+0x900/0x900 [ 419.190899] ? trace_hardirqs_off+0xb8/0x310 [ 419.195311] ? trace_hardirqs_off+0xb8/0x310 [ 419.199720] __alloc_pages_slowpath+0x26e8/0x2e10 [ 419.204586] ? warn_alloc+0x120/0x120 [ 419.208391] ? print_usage_bug+0xc0/0xc0 [ 419.212448] ? warn_alloc+0x120/0x120 [ 419.216249] ? warn_alloc+0x120/0x120 [ 419.220046] ? print_usage_bug+0xc0/0xc0 [ 419.224108] ? print_usage_bug+0xc0/0xc0 [ 419.228166] ? __lock_acquire+0x62f/0x4c20 [ 419.232407] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.237938] ? should_fail+0x22d/0xd01 [ 419.241825] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 419.246928] ? __lock_acquire+0x62f/0x4c20 [ 419.251160] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 419.256266] ? __lock_acquire+0x62f/0x4c20 [ 419.260496] ? should_fail+0x22d/0xd01 [ 419.264376] ? find_held_lock+0x36/0x1c0 [ 419.268438] ? mark_held_locks+0x130/0x130 [ 419.272674] ? mark_held_locks+0x130/0x130 [ 419.276899] ? zap_class+0x640/0x640 [ 419.280610] ? mark_held_locks+0xc7/0x130 [ 419.284749] ? do_raw_spin_unlock+0xa7/0x330 [ 419.289151] ? zap_class+0x640/0x640 [ 419.292864] ? print_usage_bug+0xc0/0xc0 [ 419.296921] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.302452] ? check_preemption_disabled+0x48/0x280 [ 419.307474] ? __lock_is_held+0xb5/0x140 [ 419.311536] __alloc_pages_nodemask+0xa80/0xde0 [ 419.316198] ? zap_class+0x640/0x640 [ 419.319914] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 419.324935] ? find_held_lock+0x36/0x1c0 [ 419.329002] ? ____cache_alloc_node+0x1c7/0x1e0 [ 419.333664] ? lock_downgrade+0x900/0x900 [ 419.337988] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.343526] cache_grow_begin+0xa5/0x8c0 [ 419.347578] ? do_raw_spin_unlock+0xa7/0x330 [ 419.351991] fallback_alloc+0x204/0x2e0 [ 419.355968] ____cache_alloc_node+0x1c7/0x1e0 [ 419.360462] kmem_cache_alloc_node+0xe3/0x730 [ 419.364954] ? ipv6_get_ifaddr+0x42e/0x620 [ 419.369197] __alloc_skb+0x119/0x770 [ 419.372903] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 419.378182] ? netdev_alloc_frag+0x1f0/0x1f0 [ 419.382586] ? lock_downgrade+0x900/0x900 [ 419.386735] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.392264] ? refcount_sub_and_test_checked+0x203/0x310 [ 419.397715] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 419.403159] ? addrconf_rs_timer+0x690/0x690 [ 419.407573] ndisc_alloc_skb+0x144/0x340 [ 419.411632] ndisc_send_rs+0x331/0x6e0 [ 419.415519] addrconf_rs_timer+0x314/0x690 [ 419.419753] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 419.423996] call_timer_fn+0x272/0x920 [ 419.427875] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 419.432107] ? process_timeout+0x40/0x40 [ 419.436169] ? __run_timers+0x7da/0xc70 [ 419.440143] ? _raw_spin_unlock_irq+0x27/0x80 [ 419.444634] ? _raw_spin_unlock_irq+0x27/0x80 [ 419.449123] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 419.453361] ? lockdep_hardirqs_on+0x296/0x5b0 [ 419.457940] ? trace_hardirqs_on+0xbd/0x310 [ 419.462259] ? kasan_check_read+0x11/0x20 [ 419.466399] ? __run_timers+0x7da/0xc70 [ 419.470370] ? trace_hardirqs_off_caller+0x310/0x310 [ 419.475469] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 419.479702] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 419.483929] __run_timers+0x7e5/0xc70 [ 419.487731] ? timer_fixup_init+0x70/0x70 [ 419.491872] ? compat_start_thread+0x80/0x80 [ 419.496279] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.501815] ? _raw_spin_unlock_irq+0x60/0x80 [ 419.506309] ? finish_task_switch+0x1f4/0x910 [ 419.510808] ? finish_task_switch+0x1b4/0x910 [ 419.515301] ? __switch_to_asm+0x34/0x70 [ 419.519369] ? preempt_notifier_register+0x200/0x200 [ 419.524465] ? __switch_to_asm+0x34/0x70 [ 419.528516] ? __switch_to_asm+0x40/0x70 [ 419.532572] ? __switch_to_asm+0x34/0x70 [ 419.536623] ? __switch_to_asm+0x40/0x70 [ 419.540675] ? __switch_to_asm+0x34/0x70 [ 419.544724] ? __switch_to_asm+0x40/0x70 [ 419.548779] ? __switch_to_asm+0x40/0x70 [ 419.552848] ? pvclock_read_flags+0x160/0x160 [ 419.557346] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.562882] ? check_preemption_disabled+0x48/0x280 [ 419.567902] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 419.573434] ? rcu_pm_notify+0xc0/0xc0 [ 419.577321] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.582856] ? check_preemption_disabled+0x48/0x280 [ 419.587874] run_timer_softirq+0x52/0xb0 [ 419.591929] ? rcu_read_lock_sched_held+0x14f/0x180 [ 419.596940] __do_softirq+0x308/0xb7e [ 419.601131] ? trace_hardirqs_on_caller+0xc0/0x310 [ 419.606058] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 419.611158] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 419.616606] ? schedule+0x108/0x460 [ 419.620231] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 419.624981] ? __schedule+0x21d0/0x21d0 [ 419.628952] ? trace_hardirqs_off+0xb8/0x310 [ 419.633355] ? smpboot_thread_fn+0x68b/0xa00 [ 419.637758] ? trace_hardirqs_on+0x310/0x310 [ 419.642161] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.647696] ? check_preemption_disabled+0x48/0x280 [ 419.652707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.658239] ? takeover_tasklets+0xa90/0xa90 [ 419.662641] run_ksoftirqd+0x5e/0x100 [ 419.666440] smpboot_thread_fn+0x68b/0xa00 [ 419.670676] ? sort_range+0x30/0x30 [ 419.674297] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 419.679404] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.684950] ? __kthread_parkme+0xfb/0x1a0 [ 419.689181] ? sort_range+0x30/0x30 [ 419.692801] kthread+0x35a/0x440 [ 419.696164] ? kthread_stop+0x900/0x900 [ 419.700136] ret_from_fork+0x3a/0x50 [ 419.703857] warn_alloc_show_mem: 1 callbacks suppressed [ 419.703865] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 419.703867] Mem-Info: [ 419.703899] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 419.703899] active_file:19 inactive_file:27 isolated_file:4 [ 419.703899] unevictable:0 dirty:0 writeback:0 unstable:0 [ 419.703899] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 419.703899] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 419.703899] free:13757 free_pcp:1126 free_cma:0 [ 419.709223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 419.709230] Call Trace: [ 419.716067] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 419.718463] dump_stack+0x244/0x39d [ 419.751396] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 419.760919] ? dump_stack_print_info.cold.1+0x20/0x20 [ 419.763473] lowmem_reserve[]: 0 2818 6321 6321 [ 419.791145] warn_alloc.cold.116+0xb7/0x1bd [ 419.794734] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 419.820834] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 419.825985] lowmem_reserve[]: 0 0 3503 3503 [ 419.830563] ? lock_downgrade+0x900/0x900 [ 419.834850] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 419.862512] ? trace_hardirqs_off+0xb8/0x310 [ 419.867319] lowmem_reserve[]: 0 0 0 0 [ 419.871645] ? trace_hardirqs_off+0xb8/0x310 [ 419.875760] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 419.905333] __alloc_pages_slowpath+0x26e8/0x2e10 [ 419.909711] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 419.913530] ? warn_alloc+0x120/0x120 [ 419.917885] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 419.931399] ? warn_alloc+0x120/0x120 [ 419.936213] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 419.951631] ? warn_alloc+0x120/0x120 [ 419.955407] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 419.970039] ? print_usage_bug+0xc0/0xc0 [ 419.973808] 188 total pagecache pages [ 419.982633] ? print_usage_bug+0xc0/0xc0 [ 419.986412] 0 pages in swap cache [ 419.994972] ? mark_held_locks+0x130/0x130 [ 419.999005] Swap cache stats: add 0, delete 0, find 0/0 [ 420.002790] ? mark_held_locks+0x130/0x130 [ 420.006830] Free swap = 0kB [ 420.010271] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.014480] Total swap = 0kB [ 420.019830] ? should_fail+0x22d/0xd01 [ 420.024032] 1965979 pages RAM [ 420.027028] ? zap_class+0x640/0x640 [ 420.027045] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 420.032551] 0 pages HighMem/MovableOnly [ 420.035558] ? __lock_acquire+0x62f/0x4c20 [ 420.039416] 342854 pages reserved [ 420.042510] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 420.046194] 0 pages cma reserved [ 420.051367] ? __lock_acquire+0x62f/0x4c20 [ 420.055371] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 420.059526] ? should_fail+0x22d/0xd01 [ 420.059555] ? mark_held_locks+0x130/0x130 [ 420.063336] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 420.068586] ? mark_held_locks+0x130/0x130 [ 420.068598] ? lock_downgrade+0x900/0x900 [ 420.068614] ? zap_class+0x640/0x640 [ 420.068626] ? zap_class+0x640/0x640 [ 420.072072] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 420.076300] ? zap_class+0x640/0x640 [ 420.076315] ? do_raw_spin_unlock+0xa7/0x330 [ 420.076330] ? trace_hardirqs_on+0x310/0x310 [ 420.134076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.139612] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.145148] ? check_preemption_disabled+0x48/0x280 [ 420.150169] ? __lock_is_held+0xb5/0x140 [ 420.154228] __alloc_pages_nodemask+0xa80/0xde0 [ 420.158893] ? zap_class+0x640/0x640 [ 420.162605] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 420.167628] ? find_held_lock+0x36/0x1c0 [ 420.171695] ? ____cache_alloc_node+0x1c7/0x1e0 [ 420.176363] ? lock_downgrade+0x900/0x900 [ 420.180510] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.186046] cache_grow_begin+0xa5/0x8c0 [ 420.190099] ? do_raw_spin_unlock+0xa7/0x330 [ 420.194511] fallback_alloc+0x204/0x2e0 [ 420.198484] ____cache_alloc_node+0x1c7/0x1e0 [ 420.202982] kmem_cache_alloc_node+0xe3/0x730 [ 420.207470] ? lockdep_hardirqs_on+0x296/0x5b0 [ 420.212054] __alloc_skb+0x119/0x770 [ 420.215764] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 420.221124] ? netdev_alloc_frag+0x1f0/0x1f0 [ 420.225532] ? vprintk_default+0x28/0x30 [ 420.229590] ? vprintk_func+0x85/0x181 [ 420.233476] ? printk+0xa7/0xcf [ 420.236753] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 420.241508] ? do_raw_spin_trylock+0x270/0x270 [ 420.246090] new_skb+0x26/0x1c0 [ 420.249366] aoecmd_cfg+0x279/0x7f0 [ 420.252992] ? find_held_lock+0x36/0x1c0 [ 420.257047] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 420.261368] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.266908] ? __lock_is_held+0xb5/0x140 [ 420.270972] discover_timer+0x50/0x60 [ 420.274764] call_timer_fn+0x272/0x920 [ 420.278645] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 420.283480] ? process_timeout+0x40/0x40 [ 420.287543] ? __run_timers+0x7da/0xc70 [ 420.291516] ? _raw_spin_unlock_irq+0x27/0x80 [ 420.296004] ? _raw_spin_unlock_irq+0x27/0x80 [ 420.300494] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 420.305332] ? lockdep_hardirqs_on+0x296/0x5b0 [ 420.309909] ? trace_hardirqs_on+0xbd/0x310 [ 420.314225] ? kasan_check_read+0x11/0x20 [ 420.318377] ? __run_timers+0x7da/0xc70 [ 420.322348] ? trace_hardirqs_off_caller+0x310/0x310 [ 420.327456] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 420.332290] __run_timers+0x7e5/0xc70 [ 420.336095] ? timer_fixup_init+0x70/0x70 [ 420.340241] ? _raw_spin_unlock_irq+0x27/0x80 [ 420.344748] ? _raw_spin_unlock_irq+0x27/0x80 [ 420.349267] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 420.353846] ? trace_hardirqs_on+0xbd/0x310 [ 420.358162] ? kasan_check_read+0x11/0x20 [ 420.362309] ? finish_task_switch+0x1f4/0x910 [ 420.366800] ? trace_hardirqs_off_caller+0x310/0x310 [ 420.371896] ? compat_start_thread+0x80/0x80 [ 420.376318] ? pvclock_read_flags+0x160/0x160 [ 420.380803] ? __switch_to_asm+0x34/0x70 [ 420.384859] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.390395] ? check_preemption_disabled+0x48/0x280 [ 420.395416] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 420.400960] ? rcu_pm_notify+0xc0/0xc0 [ 420.404843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.410376] ? check_preemption_disabled+0x48/0x280 [ 420.415393] run_timer_softirq+0x52/0xb0 [ 420.419451] ? rcu_read_lock_sched_held+0x14f/0x180 [ 420.424460] __do_softirq+0x308/0xb7e [ 420.428269] ? trace_hardirqs_on_caller+0xc0/0x310 [ 420.433211] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 420.438320] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 420.443765] ? __schedule+0x973/0x21d0 [ 420.447655] ? schedule+0x108/0x460 [ 420.451291] ? trace_hardirqs_off+0xb8/0x310 [ 420.455693] ? smpboot_thread_fn+0x68b/0xa00 [ 420.460096] ? trace_hardirqs_on+0x310/0x310 [ 420.464499] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.470038] ? check_preemption_disabled+0x48/0x280 [ 420.475049] ? takeover_tasklets+0xa90/0xa90 [ 420.479451] run_ksoftirqd+0x5e/0x100 [ 420.483256] smpboot_thread_fn+0x68b/0xa00 [ 420.487492] ? sort_range+0x30/0x30 [ 420.491118] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 420.496214] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.501760] ? __kthread_parkme+0xfb/0x1a0 [ 420.505992] ? sort_range+0x30/0x30 [ 420.509611] kthread+0x35a/0x440 [ 420.512972] ? kthread_stop+0x900/0x900 [ 420.516946] ret_from_fork+0x3a/0x50 [ 420.520671] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 420.520738] aoe: skb alloc failure [ 420.527586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 420.527593] Call Trace: [ 420.531168] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 420.540455] dump_stack+0x244/0x39d [ 420.543011] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 420.553312] ? dump_stack_print_info.cold.1+0x20/0x20 [ 420.566751] warn_alloc.cold.116+0xb7/0x1bd [ 420.571069] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 420.575908] ? lock_downgrade+0x900/0x900 [ 420.580069] ? trace_hardirqs_off+0xb8/0x310 [ 420.584476] ? trace_hardirqs_off+0xb8/0x310 [ 420.588889] __alloc_pages_slowpath+0x26e8/0x2e10 [ 420.593756] ? warn_alloc+0x120/0x120 [ 420.597560] ? warn_alloc+0x120/0x120 [ 420.601358] ? __bfs+0xb0/0x780 [ 420.604722] ? warn_alloc+0x120/0x120 [ 420.608528] ? print_usage_bug+0xc0/0xc0 [ 420.612581] ? lockdep_on+0x50/0x50 [ 420.616205] ? print_bfs_bug+0x80/0x80 [ 420.620106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.625636] ? should_fail+0x22d/0xd01 [ 420.629523] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 420.634619] ? __lock_acquire+0x62f/0x4c20 [ 420.638852] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 420.643948] ? __lock_acquire+0x2aff/0x4c20 [ 420.648265] ? should_fail+0x22d/0xd01 [ 420.652160] ? mark_held_locks+0x130/0x130 [ 420.656401] ? mark_held_locks+0x130/0x130 [ 420.660634] ? zap_class+0x640/0x640 [ 420.664343] ? zap_class+0x640/0x640 [ 420.668054] ? trace_event_raw_event_lock_acquire+0x440/0x440 [ 420.673935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.679466] ? check_preemption_disabled+0x48/0x280 [ 420.684485] ? __lock_is_held+0xb5/0x140 [ 420.688550] __alloc_pages_nodemask+0xa80/0xde0 [ 420.693218] ? zap_class+0x640/0x640 [ 420.696932] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 420.701953] ? find_held_lock+0x36/0x1c0 [ 420.706016] ? ____cache_alloc_node+0x1c7/0x1e0 [ 420.710683] ? lock_downgrade+0x900/0x900 [ 420.714837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.720376] cache_grow_begin+0xa5/0x8c0 [ 420.724435] ? do_raw_spin_unlock+0xa7/0x330 [ 420.728846] fallback_alloc+0x204/0x2e0 [ 420.732819] ____cache_alloc_node+0x1c7/0x1e0 [ 420.737315] kmem_cache_alloc_node+0xe3/0x730 [ 420.741807] ? mark_held_locks+0xc7/0x130 [ 420.745961] __alloc_skb+0x119/0x770 [ 420.749679] ? netdev_alloc_frag+0x1f0/0x1f0 [ 420.754083] ? do_raw_spin_trylock+0x270/0x270 [ 420.758659] ? kmem_cache_alloc_trace+0x353/0x750 [ 420.763501] ? queue_work_on+0x12c/0x1e0 [ 420.767567] ? switchdev_port_obj_del+0xdc/0x440 [ 420.772323] ? switchdev_trans_item_enqueue+0x260/0x260 [ 420.777684] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 420.782705] __br_mdb_notify+0x4ff/0x15d0 [ 420.786858] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 420.791962] ? __br_mdb_add+0x7f0/0x7f0 [ 420.795947] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 420.801049] ? debug_object_assert_init+0x368/0x4b0 [ 420.806064] ? debug_object_init_on_stack+0x20/0x20 [ 420.811078] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.816616] br_mdb_notify+0x310/0x410 [ 420.820504] ? br_mdb_dump+0x27b0/0x27b0 [ 420.824573] br_multicast_del_pg+0x3df/0x790 [ 420.828982] ? br_mdb_ip_get+0x940/0x940 [ 420.833041] ? rwlock_bug.part.2+0x90/0x90 [ 420.837279] ? __lock_is_held+0xb5/0x140 [ 420.841342] br_multicast_port_group_expired+0x189/0x1e0 [ 420.846791] call_timer_fn+0x272/0x920 [ 420.850671] ? br_multicast_del_pg+0x790/0x790 [ 420.855245] ? process_timeout+0x40/0x40 [ 420.859309] ? __run_timers+0x7da/0xc70 [ 420.863279] ? _raw_spin_unlock_irq+0x27/0x80 [ 420.867771] ? _raw_spin_unlock_irq+0x27/0x80 [ 420.872262] ? br_multicast_del_pg+0x790/0x790 [ 420.876837] ? lockdep_hardirqs_on+0x296/0x5b0 [ 420.881415] ? trace_hardirqs_on+0xbd/0x310 [ 420.885733] ? kasan_check_read+0x11/0x20 [ 420.889879] ? __run_timers+0x7da/0xc70 [ 420.893853] ? trace_hardirqs_off_caller+0x310/0x310 [ 420.899313] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.903552] ? br_multicast_del_pg+0x790/0x790 [ 420.908127] __run_timers+0x7e5/0xc70 [ 420.911930] ? timer_fixup_init+0x70/0x70 [ 420.916070] ? compat_start_thread+0x80/0x80 [ 420.920477] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.926019] ? _raw_spin_unlock_irq+0x60/0x80 [ 420.930509] ? finish_task_switch+0x1f4/0x910 [ 420.935001] ? finish_task_switch+0x1b4/0x910 [ 420.939491] ? __switch_to_asm+0x34/0x70 [ 420.943549] ? preempt_notifier_register+0x200/0x200 [ 420.948647] ? __switch_to_asm+0x34/0x70 [ 420.952702] ? __switch_to_asm+0x40/0x70 [ 420.956756] ? __switch_to_asm+0x34/0x70 [ 420.960809] ? __switch_to_asm+0x40/0x70 [ 420.964866] ? __switch_to_asm+0x34/0x70 [ 420.968920] ? __switch_to_asm+0x40/0x70 [ 420.972973] ? __switch_to_asm+0x40/0x70 [ 420.977037] ? pvclock_read_flags+0x160/0x160 [ 420.981528] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.987067] ? check_preemption_disabled+0x48/0x280 [ 420.992086] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 420.997622] ? rcu_pm_notify+0xc0/0xc0 [ 421.001505] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.007036] ? check_preemption_disabled+0x48/0x280 [ 421.012055] run_timer_softirq+0x52/0xb0 [ 421.016112] ? rcu_read_lock_sched_held+0x14f/0x180 [ 421.021121] __do_softirq+0x308/0xb7e [ 421.025106] ? trace_hardirqs_on_caller+0xc0/0x310 [ 421.030034] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 421.035131] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 421.040585] ? schedule+0x108/0x460 [ 421.044217] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 421.048971] ? __schedule+0x21d0/0x21d0 [ 421.052948] ? trace_hardirqs_off+0xb8/0x310 [ 421.057363] ? smpboot_thread_fn+0x68b/0xa00 [ 421.061768] ? trace_hardirqs_on+0x310/0x310 [ 421.066658] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 421.072216] ? check_preemption_disabled+0x48/0x280 [ 421.077225] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.082758] ? takeover_tasklets+0xa90/0xa90 [ 421.087161] run_ksoftirqd+0x5e/0x100 [ 421.090961] smpboot_thread_fn+0x68b/0xa00 [ 421.095200] ? sort_range+0x30/0x30 [ 421.098824] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 421.103924] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 421.109459] ? __kthread_parkme+0xfb/0x1a0 [ 421.113695] ? sort_range+0x30/0x30 [ 421.117315] kthread+0x35a/0x440 [ 421.120681] ? kthread_stop+0x900/0x900 [ 421.124655] ret_from_fork+0x3a/0x50 [ 421.128389] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 421.128406] warn_alloc_show_mem: 1 callbacks suppressed [ 421.128411] Mem-Info: [ 421.135228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 421.140590] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 421.140590] active_file:19 inactive_file:27 isolated_file:4 [ 421.140590] unevictable:0 dirty:0 writeback:0 unstable:0 [ 421.140590] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 421.140590] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 421.140590] free:13757 free_pcp:1126 free_cma:0 [ 421.142958] Call Trace: [ 421.152331] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 421.185263] dump_stack+0x244/0x39d [ 421.187817] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 421.215479] ? dump_stack_print_info.cold.1+0x20/0x20 [ 421.219076] lowmem_reserve[]: 0 2818 6321 6321 [ 421.245194] warn_alloc.cold.116+0xb7/0x1bd [ 421.250344] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 421.254913] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 421.259198] lowmem_reserve[]: 0 0 3503 3503 [ 421.286867] ? lock_downgrade+0x900/0x900 [ 421.291680] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 421.295994] ? trace_hardirqs_off+0xb8/0x310 [ 421.300105] lowmem_reserve[]: 0 0 0 0 [ 421.329254] ? trace_hardirqs_off+0xb8/0x310 [ 421.333628] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 421.337420] __alloc_pages_slowpath+0x26e8/0x2e10 [ 421.341796] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 421.355331] ? warn_alloc+0x120/0x120 [ 421.360124] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 421.375548] ? warn_alloc+0x120/0x120 [ 421.379321] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 421.393951] ? warn_alloc+0x120/0x120 [ 421.397727] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 421.406549] ? print_usage_bug+0xc0/0xc0 [ 421.410319] 188 total pagecache pages [ 421.418881] ? print_usage_bug+0xc0/0xc0 [ 421.422915] 0 pages in swap cache [ 421.426698] ? mark_held_locks+0x130/0x130 [ 421.430734] Swap cache stats: add 0, delete 0, find 0/0 [ 421.434180] ? mark_held_locks+0x130/0x130 [ 421.438382] Free swap = 0kB [ 421.443732] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 421.447936] Total swap = 0kB [ 421.450942] ? should_fail+0x22d/0xd01 [ 421.456455] 1965979 pages RAM [ 421.459452] ? zap_class+0x640/0x640 [ 421.459470] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 421.463325] 0 pages HighMem/MovableOnly [ 421.466431] ? __lock_acquire+0x62f/0x4c20 [ 421.470117] 342854 pages reserved [ 421.475212] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 421.479161] 0 pages cma reserved [ 421.483385] ? __lock_acquire+0x62f/0x4c20 [ 421.487486] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 421.491900] ? should_fail+0x22d/0xd01 [ 421.495241] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 421.499468] ? mark_held_locks+0x130/0x130 [ 421.522482] ? mark_held_locks+0x130/0x130 [ 421.526710] ? lock_downgrade+0x900/0x900 [ 421.530855] ? zap_class+0x640/0x640 [ 421.534569] ? zap_class+0x640/0x640 [ 421.538274] ? do_raw_spin_unlock+0xa7/0x330 [ 421.542680] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 421.547430] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.552963] ? check_preemption_disabled+0x48/0x280 [ 421.558180] ? __lock_is_held+0xb5/0x140 [ 421.562242] __alloc_pages_nodemask+0xa80/0xde0 [ 421.566904] ? zap_class+0x640/0x640 [ 421.570617] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 421.575642] ? find_held_lock+0x36/0x1c0 [ 421.579706] ? ____cache_alloc_node+0x1c7/0x1e0 [ 421.584371] ? lock_downgrade+0x900/0x900 [ 421.588519] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.594053] cache_grow_begin+0xa5/0x8c0 [ 421.598106] ? do_raw_spin_unlock+0xa7/0x330 [ 421.602530] fallback_alloc+0x204/0x2e0 [ 421.606508] ____cache_alloc_node+0x1c7/0x1e0 [ 421.611005] kmem_cache_alloc_node+0xe3/0x730 [ 421.615492] ? lockdep_hardirqs_on+0x296/0x5b0 [ 421.620076] __alloc_skb+0x119/0x770 [ 421.623781] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 421.629153] ? netdev_alloc_frag+0x1f0/0x1f0 [ 421.633564] ? vprintk_default+0x28/0x30 [ 421.637622] ? vprintk_func+0x85/0x181 [ 421.641504] ? printk+0xa7/0xcf [ 421.644776] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 421.649527] ? do_raw_spin_trylock+0x270/0x270 [ 421.654112] new_skb+0x26/0x1c0 [ 421.657396] aoecmd_cfg+0x279/0x7f0 [ 421.661018] ? find_held_lock+0x36/0x1c0 [ 421.665072] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 421.669392] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.674934] ? __lock_is_held+0xb5/0x140 [ 421.679000] discover_timer+0x50/0x60 [ 421.682793] call_timer_fn+0x272/0x920 [ 421.686674] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 421.691510] ? process_timeout+0x40/0x40 [ 421.695572] ? __run_timers+0x7da/0xc70 [ 421.699543] ? _raw_spin_unlock_irq+0x27/0x80 [ 421.704034] ? _raw_spin_unlock_irq+0x27/0x80 [ 421.708524] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 421.713372] ? lockdep_hardirqs_on+0x296/0x5b0 [ 421.717950] ? trace_hardirqs_on+0xbd/0x310 [ 421.722262] ? kasan_check_read+0x11/0x20 [ 421.726401] ? __run_timers+0x7da/0xc70 [ 421.730373] ? trace_hardirqs_off_caller+0x310/0x310 [ 421.735480] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 421.740314] __run_timers+0x7e5/0xc70 [ 421.744132] ? timer_fixup_init+0x70/0x70 [ 421.748274] ? _raw_spin_unlock_irq+0x27/0x80 [ 421.752763] ? _raw_spin_unlock_irq+0x27/0x80 [ 421.757258] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 421.761835] ? trace_hardirqs_on+0xbd/0x310 [ 421.766156] ? kasan_check_read+0x11/0x20 [ 421.770303] ? finish_task_switch+0x1f4/0x910 [ 421.774796] ? trace_hardirqs_off_caller+0x310/0x310 [ 421.779896] ? compat_start_thread+0x80/0x80 [ 421.784323] ? pvclock_read_flags+0x160/0x160 [ 421.788809] ? __switch_to_asm+0x34/0x70 [ 421.792866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.798397] ? check_preemption_disabled+0x48/0x280 [ 421.803417] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 421.808953] ? rcu_pm_notify+0xc0/0xc0 [ 421.812839] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.818369] ? check_preemption_disabled+0x48/0x280 [ 421.823382] run_timer_softirq+0x52/0xb0 [ 421.827436] ? rcu_read_lock_sched_held+0x14f/0x180 [ 421.832448] __do_softirq+0x308/0xb7e [ 421.836245] ? trace_hardirqs_on_caller+0xc0/0x310 [ 421.841170] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 421.846263] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 421.851714] ? __schedule+0x973/0x21d0 [ 421.855599] ? schedule+0x108/0x460 [ 421.859231] ? trace_hardirqs_off+0xb8/0x310 [ 421.863631] ? smpboot_thread_fn+0x68b/0xa00 [ 421.868033] ? trace_hardirqs_on+0x310/0x310 [ 421.872440] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 421.877972] ? check_preemption_disabled+0x48/0x280 [ 421.882984] ? takeover_tasklets+0xa90/0xa90 [ 421.887386] run_ksoftirqd+0x5e/0x100 [ 421.891182] smpboot_thread_fn+0x68b/0xa00 [ 421.895414] ? sort_range+0x30/0x30 [ 421.899502] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 421.904860] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 421.910393] ? __kthread_parkme+0xfb/0x1a0 [ 421.914627] ? sort_range+0x30/0x30 [ 421.918251] kthread+0x35a/0x440 [ 421.921613] ? kthread_stop+0x900/0x900 [ 421.925585] ret_from_fork+0x3a/0x50 [ 421.929309] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 421.929377] aoe: skb alloc failure [ 421.936225] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 421.936232] Call Trace: [ 421.939805] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 421.949093] dump_stack+0x244/0x39d [ 421.951655] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 421.961956] ? dump_stack_print_info.cold.1+0x20/0x20 [ 421.975394] warn_alloc.cold.116+0xb7/0x1bd [ 421.979713] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 421.984552] ? lock_downgrade+0x900/0x900 [ 421.988702] ? trace_hardirqs_off+0xb8/0x310 [ 421.993118] ? trace_hardirqs_off+0xb8/0x310 [ 421.997533] __alloc_pages_slowpath+0x26e8/0x2e10 [ 422.002399] ? warn_alloc+0x120/0x120 [ 422.006201] ? warn_alloc+0x120/0x120 [ 422.009997] ? __bfs+0xb0/0x780 [ 422.013271] ? warn_alloc+0x120/0x120 [ 422.017071] ? print_usage_bug+0xc0/0xc0 [ 422.021140] ? print_usage_bug+0xc0/0xc0 [ 422.025198] ? check_usage+0x1aa/0x790 [ 422.029078] ? check_usage+0x1aa/0x790 [ 422.032974] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.038505] ? should_fail+0x22d/0xd01 [ 422.042388] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 422.047487] ? __lock_acquire+0x62f/0x4c20 [ 422.051719] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 422.056814] ? __lock_acquire+0x62f/0x4c20 [ 422.061044] ? should_fail+0x22d/0xd01 [ 422.065476] ? mark_held_locks+0x130/0x130 [ 422.069714] ? mark_held_locks+0x130/0x130 [ 422.073949] ? zap_class+0x640/0x640 [ 422.077655] ? ret_from_fork+0x3a/0x50 [ 422.081537] ? __lock_acquire+0x2aff/0x4c20 [ 422.085854] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.091387] ? check_preemption_disabled+0x48/0x280 [ 422.096407] ? __lock_is_held+0xb5/0x140 [ 422.100473] __alloc_pages_nodemask+0xa80/0xde0 [ 422.105134] ? zap_class+0x640/0x640 [ 422.108847] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 422.113868] ? find_held_lock+0x36/0x1c0 [ 422.117938] ? ____cache_alloc_node+0x1c7/0x1e0 [ 422.122608] ? lock_downgrade+0x900/0x900 [ 422.126756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.132291] cache_grow_begin+0xa5/0x8c0 [ 422.136348] ? do_raw_spin_unlock+0xa7/0x330 [ 422.140756] fallback_alloc+0x204/0x2e0 [ 422.144734] ____cache_alloc_node+0x1c7/0x1e0 [ 422.149230] kmem_cache_alloc_node+0xe3/0x730 [ 422.153719] ? mark_held_locks+0xc7/0x130 [ 422.157879] __alloc_skb+0x119/0x770 [ 422.161599] ? netdev_alloc_frag+0x1f0/0x1f0 [ 422.166004] ? do_raw_spin_trylock+0x270/0x270 [ 422.170579] ? kmem_cache_alloc_trace+0x353/0x750 [ 422.175422] ? queue_work_on+0x12c/0x1e0 [ 422.179483] ? switchdev_port_obj_del+0xdc/0x440 [ 422.184234] ? switchdev_trans_item_enqueue+0x260/0x260 [ 422.189603] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 422.194623] __br_mdb_notify+0x4ff/0x15d0 [ 422.198767] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 422.203872] ? __br_mdb_add+0x7f0/0x7f0 [ 422.207849] ? mark_held_locks+0x130/0x130 [ 422.212093] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 422.217196] ? debug_object_assert_init+0x368/0x4b0 [ 422.222212] ? debug_object_init_on_stack+0x20/0x20 [ 422.227225] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.232765] br_mdb_notify+0x310/0x410 [ 422.236651] ? br_mdb_dump+0x27b0/0x27b0 [ 422.240719] br_multicast_del_pg+0x3df/0x790 [ 422.245127] ? br_mdb_ip_get+0x940/0x940 [ 422.249181] ? rwlock_bug.part.2+0x90/0x90 [ 422.253418] ? __lock_is_held+0xb5/0x140 [ 422.257481] br_multicast_port_group_expired+0x189/0x1e0 [ 422.262931] call_timer_fn+0x272/0x920 [ 422.266819] ? br_multicast_del_pg+0x790/0x790 [ 422.271395] ? process_timeout+0x40/0x40 [ 422.275459] ? __run_timers+0x7da/0xc70 [ 422.279433] ? _raw_spin_unlock_irq+0x27/0x80 [ 422.283926] ? _raw_spin_unlock_irq+0x27/0x80 [ 422.288413] ? br_multicast_del_pg+0x790/0x790 [ 422.292987] ? lockdep_hardirqs_on+0x296/0x5b0 [ 422.297569] ? trace_hardirqs_on+0xbd/0x310 [ 422.301889] ? kasan_check_read+0x11/0x20 [ 422.306027] ? __run_timers+0x7da/0xc70 [ 422.310010] ? trace_hardirqs_off_caller+0x310/0x310 [ 422.315116] ? br_multicast_del_pg+0x790/0x790 [ 422.319700] ? br_multicast_del_pg+0x790/0x790 [ 422.324317] __run_timers+0x7e5/0xc70 [ 422.328126] ? timer_fixup_init+0x70/0x70 [ 422.332265] ? compat_start_thread+0x80/0x80 [ 422.336672] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.342209] ? _raw_spin_unlock_irq+0x60/0x80 [ 422.346702] ? finish_task_switch+0x1f4/0x910 [ 422.351194] ? finish_task_switch+0x1b4/0x910 [ 422.355679] ? __switch_to_asm+0x34/0x70 [ 422.359741] ? preempt_notifier_register+0x200/0x200 [ 422.364836] ? __switch_to_asm+0x34/0x70 [ 422.368890] ? __switch_to_asm+0x40/0x70 [ 422.372944] ? __switch_to_asm+0x34/0x70 [ 422.376995] ? __switch_to_asm+0x40/0x70 [ 422.381046] ? __switch_to_asm+0x34/0x70 [ 422.385108] ? __switch_to_asm+0x40/0x70 [ 422.389167] ? __switch_to_asm+0x40/0x70 [ 422.393230] ? pvclock_read_flags+0x160/0x160 [ 422.397724] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.403257] ? check_preemption_disabled+0x48/0x280 [ 422.408281] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 422.413812] ? rcu_pm_notify+0xc0/0xc0 [ 422.417695] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.423246] ? check_preemption_disabled+0x48/0x280 [ 422.428265] run_timer_softirq+0x52/0xb0 [ 422.432321] ? rcu_read_lock_sched_held+0x14f/0x180 [ 422.437332] __do_softirq+0x308/0xb7e [ 422.441131] ? trace_hardirqs_on_caller+0xc0/0x310 [ 422.446068] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 422.451167] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 422.456631] ? schedule+0x108/0x460 [ 422.460251] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 422.465002] ? __schedule+0x21d0/0x21d0 [ 422.468979] ? trace_hardirqs_off+0xb8/0x310 [ 422.473381] ? smpboot_thread_fn+0x68b/0xa00 [ 422.477783] ? trace_hardirqs_on+0x310/0x310 [ 422.482189] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.487720] ? check_preemption_disabled+0x48/0x280 [ 422.492728] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.498264] ? takeover_tasklets+0xa90/0xa90 [ 422.502671] run_ksoftirqd+0x5e/0x100 [ 422.506464] smpboot_thread_fn+0x68b/0xa00 [ 422.510695] ? sort_range+0x30/0x30 [ 422.514318] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 422.519416] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.524954] ? __kthread_parkme+0xfb/0x1a0 [ 422.529202] ? sort_range+0x30/0x30 [ 422.532821] kthread+0x35a/0x440 [ 422.536182] ? kthread_stop+0x900/0x900 [ 422.540153] ret_from_fork+0x3a/0x50 [ 422.543873] warn_alloc_show_mem: 1 callbacks suppressed [ 422.543883] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 422.543884] Mem-Info: [ 422.543916] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 422.543916] active_file:19 inactive_file:27 isolated_file:4 [ 422.543916] unevictable:0 dirty:0 writeback:0 unstable:0 [ 422.543916] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 422.543916] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 422.543916] free:13757 free_pcp:1126 free_cma:0 [ 422.549247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 422.556088] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 422.558477] Call Trace: [ 422.591418] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 422.600770] dump_stack+0x244/0x39d [ 422.628588] lowmem_reserve[]: 0 2818 6321 6321 [ 422.631166] ? dump_stack_print_info.cold.1+0x20/0x20 [ 422.657252] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 422.660877] warn_alloc.cold.116+0xb7/0x1bd [ 422.665415] lowmem_reserve[]: 0 0 3503 3503 [ 422.670598] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 422.698235] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 422.702549] ? lock_downgrade+0x900/0x900 [ 422.706843] lowmem_reserve[]: 0 0 0 0 [ 422.711676] ? trace_hardirqs_off+0xb8/0x310 [ 422.740884] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 422.745035] ? trace_hardirqs_off+0xb8/0x310 [ 422.748799] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 422.753199] __alloc_pages_slowpath+0x26e8/0x2e10 [ 422.766688] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 422.771109] ? warn_alloc+0x120/0x120 [ 422.786496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 422.791321] ? warn_alloc+0x120/0x120 [ 422.805946] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 422.809733] ? warn_alloc+0x120/0x120 [ 422.818544] 188 total pagecache pages [ 422.822323] ? print_usage_bug+0xc0/0xc0 [ 422.830875] 0 pages in swap cache [ 422.834659] ? print_usage_bug+0xc0/0xc0 [ 422.838431] Swap cache stats: add 0, delete 0, find 0/0 [ 422.842476] ? mark_held_locks+0x130/0x130 [ 422.845902] Free swap = 0kB [ 422.849949] ? mark_held_locks+0x130/0x130 [ 422.855283] Total swap = 0kB [ 422.859504] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.862493] 1965979 pages RAM [ 422.866728] ? should_fail+0x22d/0xd01 [ 422.869728] 0 pages HighMem/MovableOnly [ 422.875881] ? zap_class+0x640/0x640 [ 422.875899] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 422.878970] 342854 pages reserved [ 422.878977] 0 pages cma reserved [ 422.882852] ? __lock_acquire+0x62f/0x4c20 [ 422.886935] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 422.890497] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 422.895567] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 422.899540] ? __lock_acquire+0x62f/0x4c20 [ 422.899556] ? should_fail+0x22d/0xd01 [ 422.935239] ? mark_held_locks+0x130/0x130 [ 422.939473] ? mark_held_locks+0x130/0x130 [ 422.943701] ? lock_downgrade+0x900/0x900 [ 422.947845] ? zap_class+0x640/0x640 [ 422.951556] ? zap_class+0x640/0x640 [ 422.955264] ? do_raw_spin_unlock+0xa7/0x330 [ 422.959670] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 422.964421] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.969952] ? check_preemption_disabled+0x48/0x280 [ 422.974971] ? __lock_is_held+0xb5/0x140 [ 422.979042] __alloc_pages_nodemask+0xa80/0xde0 [ 422.983707] ? zap_class+0x640/0x640 [ 422.987422] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 422.992442] ? find_held_lock+0x36/0x1c0 [ 422.996507] ? ____cache_alloc_node+0x1c7/0x1e0 [ 423.001174] ? lock_downgrade+0x900/0x900 [ 423.005323] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.010862] cache_grow_begin+0xa5/0x8c0 [ 423.014918] ? do_raw_spin_unlock+0xa7/0x330 [ 423.019330] fallback_alloc+0x204/0x2e0 [ 423.023304] ____cache_alloc_node+0x1c7/0x1e0 [ 423.027797] kmem_cache_alloc_node+0xe3/0x730 [ 423.032286] ? lockdep_hardirqs_on+0x296/0x5b0 [ 423.036872] __alloc_skb+0x119/0x770 [ 423.041094] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 423.046454] ? netdev_alloc_frag+0x1f0/0x1f0 [ 423.050867] ? vprintk_default+0x28/0x30 [ 423.054920] ? vprintk_func+0x85/0x181 [ 423.058800] ? printk+0xa7/0xcf [ 423.062076] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 423.066828] ? do_raw_spin_trylock+0x270/0x270 [ 423.071412] new_skb+0x26/0x1c0 [ 423.074689] aoecmd_cfg+0x279/0x7f0 [ 423.078310] ? find_held_lock+0x36/0x1c0 [ 423.082366] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 423.086690] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.092235] ? __lock_is_held+0xb5/0x140 [ 423.096304] discover_timer+0x50/0x60 [ 423.100100] call_timer_fn+0x272/0x920 [ 423.103987] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 423.108831] ? process_timeout+0x40/0x40 [ 423.112892] ? __run_timers+0x7da/0xc70 [ 423.116865] ? _raw_spin_unlock_irq+0x27/0x80 [ 423.121366] ? _raw_spin_unlock_irq+0x27/0x80 [ 423.125858] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 423.130695] ? lockdep_hardirqs_on+0x296/0x5b0 [ 423.135271] ? trace_hardirqs_on+0xbd/0x310 [ 423.139587] ? kasan_check_read+0x11/0x20 [ 423.143730] ? __run_timers+0x7da/0xc70 [ 423.147701] ? trace_hardirqs_off_caller+0x310/0x310 [ 423.152808] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 423.157647] __run_timers+0x7e5/0xc70 [ 423.161455] ? timer_fixup_init+0x70/0x70 [ 423.165596] ? _raw_spin_unlock_irq+0x27/0x80 [ 423.170087] ? _raw_spin_unlock_irq+0x27/0x80 [ 423.174580] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 423.179161] ? trace_hardirqs_on+0xbd/0x310 [ 423.183475] ? kasan_check_read+0x11/0x20 [ 423.187617] ? finish_task_switch+0x1f4/0x910 [ 423.192106] ? trace_hardirqs_off_caller+0x310/0x310 [ 423.197205] ? compat_start_thread+0x80/0x80 [ 423.201629] ? pvclock_read_flags+0x160/0x160 [ 423.206115] ? __switch_to_asm+0x34/0x70 [ 423.210170] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.215702] ? check_preemption_disabled+0x48/0x280 [ 423.220718] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 423.226249] ? rcu_pm_notify+0xc0/0xc0 [ 423.230137] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.235670] ? check_preemption_disabled+0x48/0x280 [ 423.240686] run_timer_softirq+0x52/0xb0 [ 423.244740] ? rcu_read_lock_sched_held+0x14f/0x180 [ 423.249748] __do_softirq+0x308/0xb7e [ 423.253550] ? trace_hardirqs_on_caller+0xc0/0x310 [ 423.258490] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 423.263588] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 423.269036] ? __schedule+0x973/0x21d0 [ 423.272924] ? schedule+0x108/0x460 [ 423.276556] ? trace_hardirqs_off+0xb8/0x310 [ 423.280960] ? smpboot_thread_fn+0x68b/0xa00 [ 423.285371] ? trace_hardirqs_on+0x310/0x310 [ 423.289780] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.295313] ? check_preemption_disabled+0x48/0x280 [ 423.300323] ? takeover_tasklets+0xa90/0xa90 [ 423.304725] run_ksoftirqd+0x5e/0x100 [ 423.308526] smpboot_thread_fn+0x68b/0xa00 [ 423.312758] ? sort_range+0x30/0x30 [ 423.316381] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 423.321479] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.327013] ? __kthread_parkme+0xfb/0x1a0 [ 423.331246] ? sort_range+0x30/0x30 [ 423.334870] kthread+0x35a/0x440 [ 423.338239] ? kthread_stop+0x900/0x900 [ 423.342207] ret_from_fork+0x3a/0x50 [ 423.345931] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 423.346008] aoe: skb alloc failure [ 423.352851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 423.352856] Call Trace: [ 423.352873] dump_stack+0x244/0x39d [ 423.352892] ? dump_stack_print_info.cold.1+0x20/0x20 [ 423.356431] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 423.365757] warn_alloc.cold.116+0xb7/0x1bd [ 423.368302] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 423.371914] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 423.401149] ? lock_downgrade+0x900/0x900 [ 423.405302] ? trace_hardirqs_off+0xb8/0x310 [ 423.409709] ? trace_hardirqs_off+0xb8/0x310 [ 423.414219] __alloc_pages_slowpath+0x26e8/0x2e10 [ 423.419089] ? warn_alloc+0x120/0x120 [ 423.422890] ? warn_alloc+0x120/0x120 [ 423.426685] ? __bfs+0xb0/0x780 [ 423.429973] ? warn_alloc+0x120/0x120 [ 423.433768] ? print_usage_bug+0xc0/0xc0 [ 423.437827] ? print_usage_bug+0xc0/0xc0 [ 423.441882] ? check_usage+0x1aa/0x790 [ 423.445767] ? check_usage+0x1aa/0x790 [ 423.449652] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.455184] ? should_fail+0x22d/0xd01 [ 423.459071] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 423.464254] ? __lock_acquire+0x62f/0x4c20 [ 423.468490] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 423.473590] ? __lock_acquire+0x62f/0x4c20 [ 423.477823] ? should_fail+0x22d/0xd01 [ 423.481714] ? mark_held_locks+0x130/0x130 [ 423.485950] ? mark_held_locks+0x130/0x130 [ 423.490197] ? zap_class+0x640/0x640 [ 423.493904] ? ret_from_fork+0x3a/0x50 [ 423.497790] ? __lock_acquire+0x62f/0x4c20 [ 423.502019] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.507554] ? check_preemption_disabled+0x48/0x280 [ 423.512572] ? __lock_is_held+0xb5/0x140 [ 423.516632] __alloc_pages_nodemask+0xa80/0xde0 [ 423.521294] ? zap_class+0x640/0x640 [ 423.525009] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 423.530031] ? find_held_lock+0x36/0x1c0 [ 423.534094] ? ____cache_alloc_node+0x1c7/0x1e0 [ 423.538761] ? lock_downgrade+0x900/0x900 [ 423.542913] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.548448] cache_grow_begin+0xa5/0x8c0 [ 423.552508] ? do_raw_spin_unlock+0xa7/0x330 [ 423.556924] fallback_alloc+0x204/0x2e0 [ 423.560901] ____cache_alloc_node+0x1c7/0x1e0 [ 423.565397] kmem_cache_alloc_node+0xe3/0x730 [ 423.569896] ? mark_held_locks+0xc7/0x130 [ 423.574049] __alloc_skb+0x119/0x770 [ 423.577766] ? netdev_alloc_frag+0x1f0/0x1f0 [ 423.582170] ? do_raw_spin_trylock+0x270/0x270 [ 423.586745] ? kmem_cache_alloc_trace+0x353/0x750 [ 423.591589] ? queue_work_on+0x12c/0x1e0 [ 423.595654] ? switchdev_port_obj_del+0xdc/0x440 [ 423.600404] ? switchdev_trans_item_enqueue+0x260/0x260 [ 423.605768] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 423.610792] __br_mdb_notify+0x4ff/0x15d0 [ 423.614939] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 423.620050] ? __br_mdb_add+0x7f0/0x7f0 [ 423.624022] ? mark_held_locks+0x130/0x130 [ 423.628259] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 423.633365] ? debug_object_assert_init+0x368/0x4b0 [ 423.638377] ? debug_object_init_on_stack+0x20/0x20 [ 423.643392] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.648930] br_mdb_notify+0x310/0x410 [ 423.652820] ? br_mdb_dump+0x27b0/0x27b0 [ 423.656888] br_multicast_del_pg+0x3df/0x790 [ 423.661299] ? br_mdb_ip_get+0x940/0x940 [ 423.665361] ? rwlock_bug.part.2+0x90/0x90 [ 423.669592] ? __lock_is_held+0xb5/0x140 [ 423.673659] br_multicast_port_group_expired+0x189/0x1e0 [ 423.679105] call_timer_fn+0x272/0x920 [ 423.683014] ? br_multicast_del_pg+0x790/0x790 [ 423.687595] ? process_timeout+0x40/0x40 [ 423.691673] ? __run_timers+0x7da/0xc70 [ 423.695648] ? _raw_spin_unlock_irq+0x27/0x80 [ 423.700137] ? _raw_spin_unlock_irq+0x27/0x80 [ 423.704628] ? br_multicast_del_pg+0x790/0x790 [ 423.709204] ? lockdep_hardirqs_on+0x296/0x5b0 [ 423.713784] ? trace_hardirqs_on+0xbd/0x310 [ 423.718099] ? kasan_check_read+0x11/0x20 [ 423.722240] ? __run_timers+0x7da/0xc70 [ 423.726220] ? trace_hardirqs_off_caller+0x310/0x310 [ 423.731325] ? br_multicast_del_pg+0x790/0x790 [ 423.735908] ? br_multicast_del_pg+0x790/0x790 [ 423.740484] __run_timers+0x7e5/0xc70 [ 423.744286] ? timer_fixup_init+0x70/0x70 [ 423.748426] ? compat_start_thread+0x80/0x80 [ 423.752835] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.758374] ? _raw_spin_unlock_irq+0x60/0x80 [ 423.762866] ? finish_task_switch+0x1f4/0x910 [ 423.767354] ? finish_task_switch+0x1b4/0x910 [ 423.771841] ? __switch_to_asm+0x34/0x70 [ 423.775898] ? preempt_notifier_register+0x200/0x200 [ 423.780996] ? __switch_to_asm+0x34/0x70 [ 423.785047] ? __switch_to_asm+0x40/0x70 [ 423.789110] ? __switch_to_asm+0x34/0x70 [ 423.793161] ? __switch_to_asm+0x40/0x70 [ 423.797212] ? __switch_to_asm+0x34/0x70 [ 423.801263] ? __switch_to_asm+0x40/0x70 [ 423.805316] ? __switch_to_asm+0x40/0x70 [ 423.809379] ? pvclock_read_flags+0x160/0x160 [ 423.813894] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.819429] ? check_preemption_disabled+0x48/0x280 [ 423.824457] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 423.829989] ? rcu_pm_notify+0xc0/0xc0 [ 423.833871] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.839401] ? check_preemption_disabled+0x48/0x280 [ 423.844414] run_timer_softirq+0x52/0xb0 [ 423.848470] ? rcu_read_lock_sched_held+0x14f/0x180 [ 423.854098] __do_softirq+0x308/0xb7e [ 423.857897] ? trace_hardirqs_on_caller+0xc0/0x310 [ 423.862837] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 423.867938] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 423.873389] ? schedule+0x108/0x460 [ 423.877017] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 423.881767] ? __schedule+0x21d0/0x21d0 [ 423.885740] ? trace_hardirqs_off+0xb8/0x310 [ 423.890143] ? smpboot_thread_fn+0x68b/0xa00 [ 423.894546] ? trace_hardirqs_on+0x310/0x310 [ 423.898961] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.904494] ? check_preemption_disabled+0x48/0x280 [ 423.909506] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.915037] ? takeover_tasklets+0xa90/0xa90 [ 423.919451] run_ksoftirqd+0x5e/0x100 [ 423.923245] smpboot_thread_fn+0x68b/0xa00 [ 423.927475] ? sort_range+0x30/0x30 [ 423.931098] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 423.936194] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.941726] ? __kthread_parkme+0xfb/0x1a0 [ 423.945958] ? sort_range+0x30/0x30 [ 423.949580] kthread+0x35a/0x440 [ 423.952949] ? kthread_stop+0x900/0x900 [ 423.956927] ret_from_fork+0x3a/0x50 [ 423.960652] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 423.960656] warn_alloc_show_mem: 1 callbacks suppressed [ 423.960662] Mem-Info: [ 423.967480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 423.967487] Call Trace: [ 423.972851] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 423.972851] active_file:19 inactive_file:27 isolated_file:4 [ 423.972851] unevictable:0 dirty:0 writeback:0 unstable:0 [ 423.972851] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 423.972851] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 423.972851] free:13757 free_pcp:1126 free_cma:0 [ 423.975232] dump_stack+0x244/0x39d [ 423.984577] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 423.987149] ? dump_stack_print_info.cold.1+0x20/0x20 [ 424.020082] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 424.023710] warn_alloc.cold.116+0xb7/0x1bd [ 424.051339] lowmem_reserve[]: 0 2818 6321 6321 [ 424.056522] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 424.083147] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 424.087473] ? lock_downgrade+0x900/0x900 [ 424.092018] lowmem_reserve[]: 0 0 3503 3503 [ 424.096857] ? trace_hardirqs_off+0xb8/0x310 [ 424.124490] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 424.128632] ? trace_hardirqs_off+0xb8/0x310 [ 424.132928] lowmem_reserve[]: 0 0 0 0 [ 424.137332] __alloc_pages_slowpath+0x26e8/0x2e10 [ 424.166439] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 424.170863] ? warn_alloc+0x120/0x120 [ 424.174610] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 424.179444] ? warn_alloc+0x120/0x120 [ 424.192935] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 424.196728] ? warn_alloc+0x120/0x120 [ 424.212133] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 424.215923] ? print_usage_bug+0xc0/0xc0 [ 424.230546] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 424.234327] ? print_usage_bug+0xc0/0xc0 [ 424.243132] 188 total pagecache pages [ 424.247180] ? mark_held_locks+0x130/0x130 [ 424.255732] 0 pages in swap cache [ 424.259772] ? mark_held_locks+0x130/0x130 [ 424.263545] Swap cache stats: add 0, delete 0, find 0/0 [ 424.267767] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.271206] Free swap = 0kB [ 424.275426] ? should_fail+0x22d/0xd01 [ 424.280760] Total swap = 0kB [ 424.286280] ? zap_class+0x640/0x640 [ 424.289268] 1965979 pages RAM [ 424.293144] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 424.296129] 0 pages HighMem/MovableOnly [ 424.296136] 342854 pages reserved [ 424.299837] ? __lock_acquire+0x62f/0x4c20 [ 424.302916] 0 pages cma reserved [ 424.308007] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 424.312113] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 424.315395] ? __lock_acquire+0x62f/0x4c20 [ 424.319601] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 424.322952] ? should_fail+0x22d/0xd01 [ 424.351115] ? mark_held_locks+0x130/0x130 [ 424.355347] ? mark_held_locks+0x130/0x130 [ 424.359576] ? lock_downgrade+0x900/0x900 [ 424.363717] ? zap_class+0x640/0x640 [ 424.367425] ? zap_class+0x640/0x640 [ 424.371135] ? zap_class+0x640/0x640 [ 424.374843] ? do_raw_spin_unlock+0xa7/0x330 [ 424.379247] ? trace_hardirqs_on+0x310/0x310 [ 424.383648] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.389182] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.394714] ? check_preemption_disabled+0x48/0x280 [ 424.399731] ? __lock_is_held+0xb5/0x140 [ 424.403794] __alloc_pages_nodemask+0xa80/0xde0 [ 424.408458] ? zap_class+0x640/0x640 [ 424.412169] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 424.417192] ? find_held_lock+0x36/0x1c0 [ 424.421258] ? ____cache_alloc_node+0x1c7/0x1e0 [ 424.425924] ? lock_downgrade+0x900/0x900 [ 424.430076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.435614] cache_grow_begin+0xa5/0x8c0 [ 424.439667] ? do_raw_spin_unlock+0xa7/0x330 [ 424.444079] fallback_alloc+0x204/0x2e0 [ 424.448056] ____cache_alloc_node+0x1c7/0x1e0 [ 424.452550] kmem_cache_alloc_node+0xe3/0x730 [ 424.457038] ? lockdep_hardirqs_on+0x296/0x5b0 [ 424.461620] __alloc_skb+0x119/0x770 [ 424.465328] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 424.470688] ? netdev_alloc_frag+0x1f0/0x1f0 [ 424.475102] ? vprintk_default+0x28/0x30 [ 424.479158] ? vprintk_func+0x85/0x181 [ 424.483039] ? printk+0xa7/0xcf [ 424.486317] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 424.491070] ? do_raw_spin_trylock+0x270/0x270 [ 424.495651] new_skb+0x26/0x1c0 [ 424.498928] aoecmd_cfg+0x279/0x7f0 [ 424.502548] ? find_held_lock+0x36/0x1c0 [ 424.506607] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 424.510930] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.516472] ? __lock_is_held+0xb5/0x140 [ 424.520537] discover_timer+0x50/0x60 [ 424.524332] call_timer_fn+0x272/0x920 [ 424.528213] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 424.533051] ? process_timeout+0x40/0x40 [ 424.537112] ? __run_timers+0x7da/0xc70 [ 424.541086] ? _raw_spin_unlock_irq+0x27/0x80 [ 424.545574] ? _raw_spin_unlock_irq+0x27/0x80 [ 424.550061] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 424.554914] ? lockdep_hardirqs_on+0x296/0x5b0 [ 424.559499] ? trace_hardirqs_on+0xbd/0x310 [ 424.563812] ? kasan_check_read+0x11/0x20 [ 424.567956] ? __run_timers+0x7da/0xc70 [ 424.571923] ? trace_hardirqs_off_caller+0x310/0x310 [ 424.577031] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 424.581878] __run_timers+0x7e5/0xc70 [ 424.585686] ? timer_fixup_init+0x70/0x70 [ 424.589827] ? _raw_spin_unlock_irq+0x27/0x80 [ 424.594314] ? _raw_spin_unlock_irq+0x27/0x80 [ 424.598805] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 424.603385] ? trace_hardirqs_on+0xbd/0x310 [ 424.607886] ? kasan_check_read+0x11/0x20 [ 424.612034] ? finish_task_switch+0x1f4/0x910 [ 424.616527] ? trace_hardirqs_off_caller+0x310/0x310 [ 424.621623] ? compat_start_thread+0x80/0x80 [ 424.626046] ? pvclock_read_flags+0x160/0x160 [ 424.630536] ? __switch_to_asm+0x34/0x70 [ 424.634594] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.640124] ? check_preemption_disabled+0x48/0x280 [ 424.645141] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 424.650673] ? rcu_pm_notify+0xc0/0xc0 [ 424.654558] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.660090] ? check_preemption_disabled+0x48/0x280 [ 424.665104] run_timer_softirq+0x52/0xb0 [ 424.669160] ? rcu_read_lock_sched_held+0x14f/0x180 [ 424.674173] __do_softirq+0x308/0xb7e [ 424.677976] ? trace_hardirqs_on_caller+0xc0/0x310 [ 424.682907] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 424.688004] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 424.693449] ? __schedule+0x973/0x21d0 [ 424.697341] ? schedule+0x108/0x460 [ 424.700971] ? trace_hardirqs_off+0xb8/0x310 [ 424.705374] ? smpboot_thread_fn+0x68b/0xa00 [ 424.709777] ? trace_hardirqs_on+0x310/0x310 [ 424.714185] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.719721] ? check_preemption_disabled+0x48/0x280 [ 424.724734] ? takeover_tasklets+0xa90/0xa90 [ 424.729138] run_ksoftirqd+0x5e/0x100 [ 424.732931] smpboot_thread_fn+0x68b/0xa00 [ 424.737167] ? sort_range+0x30/0x30 [ 424.740794] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 424.745890] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.751424] ? __kthread_parkme+0xfb/0x1a0 [ 424.755653] ? sort_range+0x30/0x30 [ 424.759275] kthread+0x35a/0x440 [ 424.762635] ? kthread_stop+0x900/0x900 [ 424.766608] ret_from_fork+0x3a/0x50 [ 424.770338] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 424.770401] aoe: skb alloc failure [ 424.777259] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 424.777266] Call Trace: [ 424.780871] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 424.790136] dump_stack+0x244/0x39d [ 424.792694] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 424.802995] ? dump_stack_print_info.cold.1+0x20/0x20 [ 424.816427] warn_alloc.cold.116+0xb7/0x1bd [ 424.820746] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 424.825673] ? lock_downgrade+0x900/0x900 [ 424.829825] ? trace_hardirqs_off+0xb8/0x310 [ 424.834247] ? trace_hardirqs_off+0xb8/0x310 [ 424.838658] __alloc_pages_slowpath+0x26e8/0x2e10 [ 424.843525] ? warn_alloc+0x120/0x120 [ 424.847326] ? warn_alloc+0x120/0x120 [ 424.851123] ? __bfs+0xb0/0x780 [ 424.854402] ? warn_alloc+0x120/0x120 [ 424.858202] ? print_usage_bug+0xc0/0xc0 [ 424.862263] ? print_usage_bug+0xc0/0xc0 [ 424.866331] ? check_usage+0x1aa/0x790 [ 424.870228] ? check_usage+0x1aa/0x790 [ 424.874116] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.879654] ? should_fail+0x22d/0xd01 [ 424.883550] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 424.888671] ? __lock_acquire+0x62f/0x4c20 [ 424.892905] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 424.898469] ? __lock_acquire+0x62f/0x4c20 [ 424.902702] ? should_fail+0x22d/0xd01 [ 424.906597] ? mark_held_locks+0x130/0x130 [ 424.910840] ? mark_held_locks+0x130/0x130 [ 424.915078] ? zap_class+0x640/0x640 [ 424.918784] ? ret_from_fork+0x3a/0x50 [ 424.922666] ? __lock_acquire+0x62f/0x4c20 [ 424.926903] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.932439] ? check_preemption_disabled+0x48/0x280 [ 424.937462] ? __lock_is_held+0xb5/0x140 [ 424.941529] __alloc_pages_nodemask+0xa80/0xde0 [ 424.946204] ? zap_class+0x640/0x640 [ 424.949919] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 424.954941] ? find_held_lock+0x36/0x1c0 [ 424.959006] ? ____cache_alloc_node+0x1c7/0x1e0 [ 424.963671] ? lock_downgrade+0x900/0x900 [ 424.967819] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.973365] cache_grow_begin+0xa5/0x8c0 [ 424.977426] ? do_raw_spin_unlock+0xa7/0x330 [ 424.981845] fallback_alloc+0x204/0x2e0 [ 424.985825] ____cache_alloc_node+0x1c7/0x1e0 [ 424.990328] kmem_cache_alloc_node+0xe3/0x730 [ 424.994823] ? mark_held_locks+0xc7/0x130 [ 424.998980] __alloc_skb+0x119/0x770 [ 425.002695] ? netdev_alloc_frag+0x1f0/0x1f0 [ 425.007097] ? do_raw_spin_trylock+0x270/0x270 [ 425.011673] ? kmem_cache_alloc_trace+0x353/0x750 [ 425.016526] ? queue_work_on+0x12c/0x1e0 [ 425.020593] ? switchdev_port_obj_del+0xdc/0x440 [ 425.025354] ? switchdev_trans_item_enqueue+0x260/0x260 [ 425.030716] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 425.035735] __br_mdb_notify+0x4ff/0x15d0 [ 425.039880] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 425.044987] ? __br_mdb_add+0x7f0/0x7f0 [ 425.048957] ? mark_held_locks+0x130/0x130 [ 425.053196] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 425.058295] ? debug_object_assert_init+0x368/0x4b0 [ 425.063310] ? debug_object_init_on_stack+0x20/0x20 [ 425.068830] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.074373] br_mdb_notify+0x310/0x410 [ 425.078262] ? br_mdb_dump+0x27b0/0x27b0 [ 425.082341] br_multicast_del_pg+0x3df/0x790 [ 425.086753] ? br_mdb_ip_get+0x940/0x940 [ 425.090809] ? rwlock_bug.part.2+0x90/0x90 [ 425.095047] ? __lock_is_held+0xb5/0x140 [ 425.099116] br_multicast_port_group_expired+0x189/0x1e0 [ 425.104567] call_timer_fn+0x272/0x920 [ 425.108449] ? br_multicast_del_pg+0x790/0x790 [ 425.113025] ? process_timeout+0x40/0x40 [ 425.117091] ? __run_timers+0x7da/0xc70 [ 425.121070] ? _raw_spin_unlock_irq+0x27/0x80 [ 425.125562] ? _raw_spin_unlock_irq+0x27/0x80 [ 425.130050] ? br_multicast_del_pg+0x790/0x790 [ 425.134632] ? lockdep_hardirqs_on+0x296/0x5b0 [ 425.139211] ? trace_hardirqs_on+0xbd/0x310 [ 425.143524] ? kasan_check_read+0x11/0x20 [ 425.147665] ? __run_timers+0x7da/0xc70 [ 425.151647] ? trace_hardirqs_off_caller+0x310/0x310 [ 425.156750] ? br_multicast_del_pg+0x790/0x790 [ 425.161336] ? br_multicast_del_pg+0x790/0x790 [ 425.166170] __run_timers+0x7e5/0xc70 [ 425.169974] ? timer_fixup_init+0x70/0x70 [ 425.174113] ? compat_start_thread+0x80/0x80 [ 425.178519] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.184058] ? _raw_spin_unlock_irq+0x60/0x80 [ 425.188553] ? finish_task_switch+0x1f4/0x910 [ 425.193043] ? finish_task_switch+0x1b4/0x910 [ 425.197534] ? __switch_to_asm+0x34/0x70 [ 425.201599] ? preempt_notifier_register+0x200/0x200 [ 425.206696] ? __switch_to_asm+0x34/0x70 [ 425.210752] ? __switch_to_asm+0x40/0x70 [ 425.214802] ? __switch_to_asm+0x34/0x70 [ 425.218861] ? __switch_to_asm+0x40/0x70 [ 425.222918] ? __switch_to_asm+0x34/0x70 [ 425.226970] ? __switch_to_asm+0x40/0x70 [ 425.231022] ? __switch_to_asm+0x40/0x70 [ 425.235083] ? pvclock_read_flags+0x160/0x160 [ 425.239586] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.245119] ? check_preemption_disabled+0x48/0x280 [ 425.250140] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 425.255675] ? rcu_pm_notify+0xc0/0xc0 [ 425.259685] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.265320] ? check_preemption_disabled+0x48/0x280 [ 425.270346] run_timer_softirq+0x52/0xb0 [ 425.274402] ? rcu_read_lock_sched_held+0x14f/0x180 [ 425.279412] __do_softirq+0x308/0xb7e [ 425.283211] ? trace_hardirqs_on_caller+0xc0/0x310 [ 425.288137] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 425.293236] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 425.298685] ? schedule+0x108/0x460 [ 425.302306] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 425.307061] ? __schedule+0x21d0/0x21d0 [ 425.311033] ? trace_hardirqs_off+0xb8/0x310 [ 425.315440] ? smpboot_thread_fn+0x68b/0xa00 [ 425.319845] ? trace_hardirqs_on+0x310/0x310 [ 425.324247] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.329777] ? check_preemption_disabled+0x48/0x280 [ 425.334794] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.340335] ? takeover_tasklets+0xa90/0xa90 [ 425.344741] run_ksoftirqd+0x5e/0x100 [ 425.348535] smpboot_thread_fn+0x68b/0xa00 [ 425.352770] ? sort_range+0x30/0x30 [ 425.356404] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 425.361502] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.367034] ? __kthread_parkme+0xfb/0x1a0 [ 425.371269] ? sort_range+0x30/0x30 [ 425.374890] kthread+0x35a/0x440 [ 425.378253] ? kthread_stop+0x900/0x900 [ 425.382226] ret_from_fork+0x3a/0x50 [ 425.385950] warn_alloc_show_mem: 1 callbacks suppressed [ 425.385959] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 425.385961] Mem-Info: [ 425.385992] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 425.385992] active_file:19 inactive_file:27 isolated_file:4 [ 425.385992] unevictable:0 dirty:0 writeback:0 unstable:0 [ 425.385992] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 425.385992] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 425.385992] free:13757 free_pcp:1126 free_cma:0 [ 425.391328] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 425.398342] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 425.400733] Call Trace: [ 425.433673] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 425.443020] dump_stack+0x244/0x39d [ 425.470651] lowmem_reserve[]: 0 2818 6321 6321 [ 425.473233] ? dump_stack_print_info.cold.1+0x20/0x20 [ 425.499313] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 425.502943] warn_alloc.cold.116+0xb7/0x1bd [ 425.507480] lowmem_reserve[]: 0 0 3503 3503 [ 425.512665] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 425.540307] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 425.544621] ? lock_downgrade+0x900/0x900 [ 425.548911] lowmem_reserve[]: 0 0 0 0 [ 425.553749] ? trace_hardirqs_off+0xb8/0x310 [ 425.582976] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 425.587117] ? trace_hardirqs_off+0xb8/0x310 [ 425.590880] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 425.595288] __alloc_pages_slowpath+0x26e8/0x2e10 [ 425.608783] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 425.613217] ? warn_alloc+0x120/0x120 [ 425.628601] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 425.633425] ? warn_alloc+0x120/0x120 [ 425.648050] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 425.651831] ? warn_alloc+0x120/0x120 [ 425.660636] 188 total pagecache pages [ 425.664423] ? warn_alloc+0x120/0x120 [ 425.672975] 0 pages in swap cache [ 425.676756] ? mark_held_locks+0x130/0x130 [ 425.680540] Swap cache stats: add 0, delete 0, find 0/0 [ 425.680547] Free swap = 0kB [ 425.684335] ? print_usage_bug+0xc0/0xc0 [ 425.687760] Total swap = 0kB [ 425.691991] ? mark_held_locks+0x130/0x130 [ 425.697324] 1965979 pages RAM [ 425.700332] ? print_usage_bug+0xc0/0xc0 [ 425.704361] 0 pages HighMem/MovableOnly [ 425.707366] ? zap_class+0x640/0x640 [ 425.711571] 342854 pages reserved [ 425.714663] ? put_dec+0x3b/0xf0 [ 425.718687] 0 pages cma reserved [ 425.718837] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 425.722679] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.726364] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 425.729808] ? should_fail+0x22d/0xd01 [ 425.760824] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 425.765924] ? __lock_acquire+0x62f/0x4c20 [ 425.770159] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 425.775254] ? __lock_acquire+0x62f/0x4c20 [ 425.779484] ? should_fail+0x22d/0xd01 [ 425.783378] ? mark_held_locks+0x130/0x130 [ 425.787614] ? mark_held_locks+0x130/0x130 [ 425.791849] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 425.796601] ? lockdep_hardirqs_on+0x296/0x5b0 [ 425.801180] ? zap_class+0x640/0x640 [ 425.804888] ? print_usage_bug+0xc0/0xc0 [ 425.808942] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 425.813695] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.819228] ? check_preemption_disabled+0x48/0x280 [ 425.824247] ? __lock_is_held+0xb5/0x140 [ 425.828309] __alloc_pages_nodemask+0xa80/0xde0 [ 425.832976] ? zap_class+0x640/0x640 [ 425.836692] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 425.841712] ? find_held_lock+0x36/0x1c0 [ 425.845802] ? ____cache_alloc_node+0x1c7/0x1e0 [ 425.850468] ? lock_downgrade+0x900/0x900 [ 425.854623] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.860158] cache_grow_begin+0xa5/0x8c0 [ 425.864647] ? do_raw_spin_unlock+0xa7/0x330 [ 425.869061] fallback_alloc+0x204/0x2e0 [ 425.873038] ____cache_alloc_node+0x1c7/0x1e0 [ 425.877538] kmem_cache_alloc_node+0xe3/0x730 [ 425.882026] ? ipv6_get_ifaddr+0x42e/0x620 [ 425.886263] __alloc_skb+0x119/0x770 [ 425.889970] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 425.895242] ? netdev_alloc_frag+0x1f0/0x1f0 [ 425.900098] ? lock_downgrade+0x900/0x900 [ 425.904246] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.909783] ? refcount_sub_and_test_checked+0x203/0x310 [ 425.915230] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 425.920676] ? addrconf_rs_timer+0x690/0x690 [ 425.925087] ndisc_alloc_skb+0x144/0x340 [ 425.929146] ndisc_send_rs+0x331/0x6e0 [ 425.933032] addrconf_rs_timer+0x314/0x690 [ 425.937266] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 425.941507] call_timer_fn+0x272/0x920 [ 425.945387] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 425.949614] ? process_timeout+0x40/0x40 [ 425.953677] ? __run_timers+0x7da/0xc70 [ 425.957648] ? _raw_spin_unlock_irq+0x27/0x80 [ 425.962139] ? _raw_spin_unlock_irq+0x27/0x80 [ 425.966630] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 425.970857] ? lockdep_hardirqs_on+0x296/0x5b0 [ 425.975438] ? trace_hardirqs_on+0xbd/0x310 [ 425.979767] ? kasan_check_read+0x11/0x20 [ 425.983911] ? __run_timers+0x7da/0xc70 [ 425.987887] ? trace_hardirqs_off_caller+0x310/0x310 [ 425.992987] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 425.997833] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 426.002063] __run_timers+0x7e5/0xc70 [ 426.005867] ? timer_fixup_init+0x70/0x70 [ 426.010012] ? _raw_spin_unlock_irq+0x27/0x80 [ 426.014502] ? _raw_spin_unlock_irq+0x27/0x80 [ 426.018997] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 426.023576] ? trace_hardirqs_on+0xbd/0x310 [ 426.027896] ? kasan_check_read+0x11/0x20 [ 426.032040] ? finish_task_switch+0x1f4/0x910 [ 426.036532] ? trace_hardirqs_off_caller+0x310/0x310 [ 426.041632] ? compat_start_thread+0x80/0x80 [ 426.046055] ? pvclock_read_flags+0x160/0x160 [ 426.050540] ? __switch_to_asm+0x34/0x70 [ 426.054597] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.060128] ? check_preemption_disabled+0x48/0x280 [ 426.065606] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 426.071137] ? rcu_pm_notify+0xc0/0xc0 [ 426.075019] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.080551] ? check_preemption_disabled+0x48/0x280 [ 426.085563] run_timer_softirq+0x52/0xb0 [ 426.089618] ? rcu_read_lock_sched_held+0x14f/0x180 [ 426.094626] __do_softirq+0x308/0xb7e [ 426.098424] ? trace_hardirqs_on_caller+0xc0/0x310 [ 426.103355] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 426.108455] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 426.113901] ? __schedule+0x973/0x21d0 [ 426.117789] ? schedule+0x108/0x460 [ 426.121423] ? trace_hardirqs_off+0xb8/0x310 [ 426.125828] ? smpboot_thread_fn+0x68b/0xa00 [ 426.130233] ? trace_hardirqs_on+0x310/0x310 [ 426.134639] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 426.140174] ? check_preemption_disabled+0x48/0x280 [ 426.145186] ? takeover_tasklets+0xa90/0xa90 [ 426.149590] run_ksoftirqd+0x5e/0x100 [ 426.153385] smpboot_thread_fn+0x68b/0xa00 [ 426.157621] ? sort_range+0x30/0x30 [ 426.161242] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 426.166341] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 426.171875] ? __kthread_parkme+0xfb/0x1a0 [ 426.176107] ? sort_range+0x30/0x30 [ 426.179741] kthread+0x35a/0x440 [ 426.183106] ? kthread_stop+0x900/0x900 [ 426.187077] ret_from_fork+0x3a/0x50 [ 426.190808] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 426.190896] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 426.197735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 426.197742] Call Trace: [ 426.204296] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 426.213570] dump_stack+0x244/0x39d [ 426.216125] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 426.226425] ? dump_stack_print_info.cold.1+0x20/0x20 [ 426.239881] warn_alloc.cold.116+0xb7/0x1bd [ 426.244202] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 426.249047] ? lock_downgrade+0x900/0x900 [ 426.253200] ? trace_hardirqs_off+0xb8/0x310 [ 426.257610] ? trace_hardirqs_off+0xb8/0x310 [ 426.262021] __alloc_pages_slowpath+0x26e8/0x2e10 [ 426.266888] ? warn_alloc+0x120/0x120 [ 426.270691] ? warn_alloc+0x120/0x120 [ 426.274501] ? __bfs+0xb0/0x780 [ 426.277780] ? warn_alloc+0x120/0x120 [ 426.281581] ? print_usage_bug+0xc0/0xc0 [ 426.285643] ? print_usage_bug+0xc0/0xc0 [ 426.289697] ? check_usage+0x1aa/0x790 [ 426.293582] ? check_usage+0x1aa/0x790 [ 426.297483] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 426.303019] ? should_fail+0x22d/0xd01 [ 426.306909] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 426.312008] ? __lock_acquire+0x62f/0x4c20 [ 426.316244] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 426.321339] ? __lock_acquire+0x62f/0x4c20 [ 426.325565] ? should_fail+0x22d/0xd01 [ 426.329454] ? mark_held_locks+0x130/0x130 [ 426.333690] ? mark_held_locks+0x130/0x130 [ 426.337940] ? zap_class+0x640/0x640 [ 426.341663] ? ret_from_fork+0x3a/0x50 [ 426.345543] ? __lock_acquire+0x62f/0x4c20 [ 426.349774] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.355308] ? check_preemption_disabled+0x48/0x280 [ 426.360327] ? __lock_is_held+0xb5/0x140 [ 426.364651] __alloc_pages_nodemask+0xa80/0xde0 [ 426.369318] ? zap_class+0x640/0x640 [ 426.373031] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 426.378050] ? find_held_lock+0x36/0x1c0 [ 426.382114] ? ____cache_alloc_node+0x1c7/0x1e0 [ 426.386777] ? lock_downgrade+0x900/0x900 [ 426.390926] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.396462] cache_grow_begin+0xa5/0x8c0 [ 426.400524] ? do_raw_spin_unlock+0xa7/0x330 [ 426.404938] fallback_alloc+0x204/0x2e0 [ 426.408917] ____cache_alloc_node+0x1c7/0x1e0 [ 426.413414] kmem_cache_alloc_node+0xe3/0x730 [ 426.417906] ? mark_held_locks+0xc7/0x130 [ 426.422056] __alloc_skb+0x119/0x770 [ 426.425770] ? netdev_alloc_frag+0x1f0/0x1f0 [ 426.430175] ? do_raw_spin_trylock+0x270/0x270 [ 426.434750] ? kmem_cache_alloc_trace+0x353/0x750 [ 426.439593] ? queue_work_on+0x12c/0x1e0 [ 426.443659] ? switchdev_port_obj_del+0xdc/0x440 [ 426.448412] ? switchdev_trans_item_enqueue+0x260/0x260 [ 426.453773] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 426.458791] __br_mdb_notify+0x4ff/0x15d0 [ 426.462935] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 426.468044] ? __br_mdb_add+0x7f0/0x7f0 [ 426.472024] ? mark_held_locks+0x130/0x130 [ 426.476260] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 426.481358] ? debug_object_assert_init+0x368/0x4b0 [ 426.486371] ? debug_object_init_on_stack+0x20/0x20 [ 426.491387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.496924] br_mdb_notify+0x310/0x410 [ 426.500808] ? br_mdb_dump+0x27b0/0x27b0 [ 426.504880] br_multicast_del_pg+0x3df/0x790 [ 426.509287] ? br_mdb_ip_get+0x940/0x940 [ 426.513343] ? rwlock_bug.part.2+0x90/0x90 [ 426.517579] ? __lock_is_held+0xb5/0x140 [ 426.521645] br_multicast_port_group_expired+0x189/0x1e0 [ 426.527090] call_timer_fn+0x272/0x920 [ 426.530975] ? br_multicast_del_pg+0x790/0x790 [ 426.535549] ? process_timeout+0x40/0x40 [ 426.539613] ? __run_timers+0x7da/0xc70 [ 426.543584] ? _raw_spin_unlock_irq+0x27/0x80 [ 426.548073] ? _raw_spin_unlock_irq+0x27/0x80 [ 426.552563] ? br_multicast_del_pg+0x790/0x790 [ 426.557142] ? lockdep_hardirqs_on+0x296/0x5b0 [ 426.561724] ? trace_hardirqs_on+0xbd/0x310 [ 426.566043] ? kasan_check_read+0x11/0x20 [ 426.570182] ? __run_timers+0x7da/0xc70 [ 426.574154] ? trace_hardirqs_off_caller+0x310/0x310 [ 426.579256] ? br_multicast_del_pg+0x790/0x790 [ 426.583839] ? br_multicast_del_pg+0x790/0x790 [ 426.588414] __run_timers+0x7e5/0xc70 [ 426.592220] ? timer_fixup_init+0x70/0x70 [ 426.596360] ? compat_start_thread+0x80/0x80 [ 426.600770] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.606311] ? _raw_spin_unlock_irq+0x60/0x80 [ 426.610803] ? finish_task_switch+0x1f4/0x910 [ 426.615291] ? finish_task_switch+0x1b4/0x910 [ 426.619778] ? __switch_to_asm+0x34/0x70 [ 426.623836] ? preempt_notifier_register+0x200/0x200 [ 426.628935] ? __switch_to_asm+0x34/0x70 [ 426.632985] ? __switch_to_asm+0x40/0x70 [ 426.637038] ? __switch_to_asm+0x34/0x70 [ 426.641088] ? __switch_to_asm+0x40/0x70 [ 426.645138] ? __switch_to_asm+0x34/0x70 [ 426.649203] ? __switch_to_asm+0x40/0x70 [ 426.653257] ? __switch_to_asm+0x40/0x70 [ 426.657318] ? pvclock_read_flags+0x160/0x160 [ 426.661808] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.667344] ? check_preemption_disabled+0x48/0x280 [ 426.672361] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 426.677893] ? rcu_pm_notify+0xc0/0xc0 [ 426.681774] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.687304] ? check_preemption_disabled+0x48/0x280 [ 426.692318] run_timer_softirq+0x52/0xb0 [ 426.696371] ? rcu_read_lock_sched_held+0x14f/0x180 [ 426.701381] __do_softirq+0x308/0xb7e [ 426.705179] ? trace_hardirqs_on_caller+0xc0/0x310 [ 426.710112] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 426.715208] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 426.720656] ? schedule+0x108/0x460 [ 426.724284] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 426.729036] ? __schedule+0x21d0/0x21d0 [ 426.733010] ? trace_hardirqs_off+0xb8/0x310 [ 426.737413] ? smpboot_thread_fn+0x68b/0xa00 [ 426.741817] ? trace_hardirqs_on+0x310/0x310 [ 426.746221] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 426.751755] ? check_preemption_disabled+0x48/0x280 [ 426.756764] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.762311] ? takeover_tasklets+0xa90/0xa90 [ 426.766714] run_ksoftirqd+0x5e/0x100 [ 426.770510] smpboot_thread_fn+0x68b/0xa00 [ 426.774748] ? sort_range+0x30/0x30 [ 426.778382] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 426.783480] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 426.789012] ? __kthread_parkme+0xfb/0x1a0 [ 426.793248] ? sort_range+0x30/0x30 [ 426.796872] kthread+0x35a/0x440 [ 426.800235] ? kthread_stop+0x900/0x900 [ 426.804207] ret_from_fork+0x3a/0x50 [ 426.807926] warn_alloc_show_mem: 1 callbacks suppressed [ 426.807935] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 426.807937] Mem-Info: [ 426.807968] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 426.807968] active_file:19 inactive_file:27 isolated_file:4 [ 426.807968] unevictable:0 dirty:0 writeback:0 unstable:0 [ 426.807968] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 426.807968] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 426.807968] free:13757 free_pcp:1126 free_cma:0 [ 426.813293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 426.813300] Call Trace: [ 426.820138] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 426.822535] dump_stack+0x244/0x39d [ 426.855472] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 426.864821] ? dump_stack_print_info.cold.1+0x20/0x20 [ 426.867372] lowmem_reserve[]: 0 2818 6321 6321 [ 426.895041] warn_alloc.cold.116+0xb7/0x1bd [ 426.899014] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 426.925138] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 426.930286] lowmem_reserve[]: 0 0 3503 3503 [ 426.934871] ? lock_downgrade+0x900/0x900 [ 426.939165] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 426.966827] ? trace_hardirqs_off+0xb8/0x310 [ 426.971633] lowmem_reserve[]: 0 0 0 0 [ 426.975955] ? trace_hardirqs_off+0xb8/0x310 [ 426.980071] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 427.009737] __alloc_pages_slowpath+0x26e8/0x2e10 [ 427.014112] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 427.017925] ? warn_alloc+0x120/0x120 [ 427.022284] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 427.022329] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 427.022336] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 427.022339] 188 total pagecache pages [ 427.022348] 0 pages in swap cache [ 427.022353] Swap cache stats: add 0, delete 0, find 0/0 [ 427.022356] Free swap = 0kB [ 427.022359] Total swap = 0kB [ 427.022362] 1965979 pages RAM [ 427.022365] 0 pages HighMem/MovableOnly [ 427.022368] 342854 pages reserved [ 427.022371] 0 pages cma reserved [ 427.022484] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 427.022488] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 427.139529] ? print_usage_bug+0xc0/0xc0 [ 427.143590] ? warn_alloc+0x120/0x120 [ 427.147388] ? warn_alloc+0x120/0x120 [ 427.151185] ? print_usage_bug+0xc0/0xc0 [ 427.155248] ? print_usage_bug+0xc0/0xc0 [ 427.159308] ? __lock_acquire+0x62f/0x4c20 [ 427.163541] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.169076] ? should_fail+0x22d/0xd01 [ 427.172964] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 427.178064] ? __lock_acquire+0x62f/0x4c20 [ 427.182297] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 427.187394] ? __lock_acquire+0x62f/0x4c20 [ 427.191622] ? should_fail+0x22d/0xd01 [ 427.195512] ? find_held_lock+0x36/0x1c0 [ 427.199578] ? mark_held_locks+0x130/0x130 [ 427.203812] ? mark_held_locks+0x130/0x130 [ 427.208044] ? zap_class+0x640/0x640 [ 427.211773] ? mark_held_locks+0xc7/0x130 [ 427.215913] ? do_raw_spin_unlock+0xa7/0x330 [ 427.220313] ? zap_class+0x640/0x640 [ 427.224022] ? print_usage_bug+0xc0/0xc0 [ 427.228083] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.233616] ? check_preemption_disabled+0x48/0x280 [ 427.238661] ? __lock_is_held+0xb5/0x140 [ 427.242726] __alloc_pages_nodemask+0xa80/0xde0 [ 427.247389] ? zap_class+0x640/0x640 [ 427.251105] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 427.256128] ? find_held_lock+0x36/0x1c0 [ 427.260197] ? ____cache_alloc_node+0x1c7/0x1e0 [ 427.265473] ? lock_downgrade+0x900/0x900 [ 427.269629] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.275174] cache_grow_begin+0xa5/0x8c0 [ 427.279232] ? do_raw_spin_unlock+0xa7/0x330 [ 427.283651] fallback_alloc+0x204/0x2e0 [ 427.287642] ____cache_alloc_node+0x1c7/0x1e0 [ 427.292136] kmem_cache_alloc_node+0xe3/0x730 [ 427.296638] ? ipv6_get_ifaddr+0x42e/0x620 [ 427.300877] __alloc_skb+0x119/0x770 [ 427.304582] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 427.309858] ? netdev_alloc_frag+0x1f0/0x1f0 [ 427.314263] ? lock_downgrade+0x900/0x900 [ 427.318413] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.323940] ? refcount_sub_and_test_checked+0x203/0x310 [ 427.329387] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 427.334834] ? addrconf_rs_timer+0x690/0x690 [ 427.339248] ndisc_alloc_skb+0x144/0x340 [ 427.343311] ndisc_send_rs+0x331/0x6e0 [ 427.347198] addrconf_rs_timer+0x314/0x690 [ 427.351430] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 427.355669] call_timer_fn+0x272/0x920 [ 427.359549] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 427.363779] ? process_timeout+0x40/0x40 [ 427.367850] ? __run_timers+0x7da/0xc70 [ 427.371821] ? _raw_spin_unlock_irq+0x27/0x80 [ 427.376309] ? _raw_spin_unlock_irq+0x27/0x80 [ 427.380800] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 427.385029] ? lockdep_hardirqs_on+0x296/0x5b0 [ 427.389609] ? trace_hardirqs_on+0xbd/0x310 [ 427.393935] ? kasan_check_read+0x11/0x20 [ 427.398074] ? __run_timers+0x7da/0xc70 [ 427.402046] ? trace_hardirqs_off_caller+0x310/0x310 [ 427.407145] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 427.411379] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 427.415604] __run_timers+0x7e5/0xc70 [ 427.419420] ? timer_fixup_init+0x70/0x70 [ 427.423566] ? _raw_spin_unlock_irq+0x27/0x80 [ 427.428057] ? _raw_spin_unlock_irq+0x27/0x80 [ 427.432546] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 427.437124] ? trace_hardirqs_on+0xbd/0x310 [ 427.441443] ? kasan_check_read+0x11/0x20 [ 427.445586] ? finish_task_switch+0x1f4/0x910 [ 427.450086] ? trace_hardirqs_off_caller+0x310/0x310 [ 427.455182] ? compat_start_thread+0x80/0x80 [ 427.459602] ? pvclock_read_flags+0x160/0x160 [ 427.464100] ? __switch_to_asm+0x34/0x70 [ 427.468155] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.473686] ? check_preemption_disabled+0x48/0x280 [ 427.478703] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 427.484238] ? rcu_pm_notify+0xc0/0xc0 [ 427.488122] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.493658] ? check_preemption_disabled+0x48/0x280 [ 427.498679] run_timer_softirq+0x52/0xb0 [ 427.502738] ? rcu_read_lock_sched_held+0x14f/0x180 [ 427.507838] __do_softirq+0x308/0xb7e [ 427.511649] ? trace_hardirqs_on_caller+0xc0/0x310 [ 427.516579] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 427.521698] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 427.527143] ? __schedule+0x973/0x21d0 [ 427.531029] ? schedule+0x108/0x460 [ 427.534663] ? trace_hardirqs_off+0xb8/0x310 [ 427.539067] ? smpboot_thread_fn+0x68b/0xa00 [ 427.543475] ? trace_hardirqs_on+0x310/0x310 [ 427.547883] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.553420] ? check_preemption_disabled+0x48/0x280 [ 427.558431] ? takeover_tasklets+0xa90/0xa90 [ 427.562845] run_ksoftirqd+0x5e/0x100 [ 427.566646] smpboot_thread_fn+0x68b/0xa00 [ 427.570877] ? sort_range+0x30/0x30 [ 427.574503] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 427.579613] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.585146] ? __kthread_parkme+0xfb/0x1a0 [ 427.589376] ? sort_range+0x30/0x30 [ 427.592998] kthread+0x35a/0x440 [ 427.596364] ? kthread_stop+0x900/0x900 [ 427.600337] ret_from_fork+0x3a/0x50 [ 427.604065] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 427.604138] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 427.610992] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 427.610998] Call Trace: [ 427.611016] dump_stack+0x244/0x39d [ 427.611035] ? dump_stack_print_info.cold.1+0x20/0x20 [ 427.617551] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 427.626855] warn_alloc.cold.116+0xb7/0x1bd [ 427.629404] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 427.633015] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 427.662252] ? lock_downgrade+0x900/0x900 [ 427.666404] ? trace_hardirqs_off+0xb8/0x310 [ 427.670813] ? trace_hardirqs_off+0xb8/0x310 [ 427.675231] __alloc_pages_slowpath+0x26e8/0x2e10 [ 427.680100] ? warn_alloc+0x120/0x120 [ 427.683901] ? warn_alloc+0x120/0x120 [ 427.687699] ? __bfs+0xb0/0x780 [ 427.690981] ? warn_alloc+0x120/0x120 [ 427.694778] ? print_usage_bug+0xc0/0xc0 [ 427.698839] ? print_usage_bug+0xc0/0xc0 [ 427.702892] ? check_usage+0x1aa/0x790 [ 427.706773] ? check_usage+0x1aa/0x790 [ 427.710664] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.716193] ? should_fail+0x22d/0xd01 [ 427.720082] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 427.725183] ? __lock_acquire+0x62f/0x4c20 [ 427.729414] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 427.734513] ? __lock_acquire+0x62f/0x4c20 [ 427.738740] ? should_fail+0x22d/0xd01 [ 427.742631] ? mark_held_locks+0x130/0x130 [ 427.746867] ? mark_held_locks+0x130/0x130 [ 427.751111] ? zap_class+0x640/0x640 [ 427.754838] ? ret_from_fork+0x3a/0x50 [ 427.758735] ? __lock_acquire+0x62f/0x4c20 [ 427.762969] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.768504] ? check_preemption_disabled+0x48/0x280 [ 427.773525] ? __lock_is_held+0xb5/0x140 [ 427.777593] __alloc_pages_nodemask+0xa80/0xde0 [ 427.782259] ? zap_class+0x640/0x640 [ 427.785972] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 427.790991] ? find_held_lock+0x36/0x1c0 [ 427.795057] ? ____cache_alloc_node+0x1c7/0x1e0 [ 427.799724] ? lock_downgrade+0x900/0x900 [ 427.803874] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.809429] cache_grow_begin+0xa5/0x8c0 [ 427.813489] ? do_raw_spin_unlock+0xa7/0x330 [ 427.817905] fallback_alloc+0x204/0x2e0 [ 427.821883] ____cache_alloc_node+0x1c7/0x1e0 [ 427.826390] kmem_cache_alloc_node+0xe3/0x730 [ 427.830879] ? mark_held_locks+0xc7/0x130 [ 427.835031] __alloc_skb+0x119/0x770 [ 427.838746] ? netdev_alloc_frag+0x1f0/0x1f0 [ 427.843146] ? do_raw_spin_trylock+0x270/0x270 [ 427.847816] ? kmem_cache_alloc_trace+0x353/0x750 [ 427.852659] ? queue_work_on+0x12c/0x1e0 [ 427.856721] ? switchdev_port_obj_del+0xdc/0x440 [ 427.861471] ? switchdev_trans_item_enqueue+0x260/0x260 [ 427.866831] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 427.871846] __br_mdb_notify+0x4ff/0x15d0 [ 427.875992] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 427.881105] ? __br_mdb_add+0x7f0/0x7f0 [ 427.885082] ? mark_held_locks+0x130/0x130 [ 427.889319] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 427.894421] ? debug_object_assert_init+0x368/0x4b0 [ 427.899449] ? debug_object_init_on_stack+0x20/0x20 [ 427.904464] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.910004] br_mdb_notify+0x310/0x410 [ 427.913889] ? br_mdb_dump+0x27b0/0x27b0 [ 427.917965] br_multicast_del_pg+0x3df/0x790 [ 427.922378] ? br_mdb_ip_get+0x940/0x940 [ 427.926437] ? rwlock_bug.part.2+0x90/0x90 [ 427.930676] ? __lock_is_held+0xb5/0x140 [ 427.934747] br_multicast_port_group_expired+0x189/0x1e0 [ 427.940194] call_timer_fn+0x272/0x920 [ 427.944082] ? br_multicast_del_pg+0x790/0x790 [ 427.948661] ? process_timeout+0x40/0x40 [ 427.952725] ? __run_timers+0x7da/0xc70 [ 427.956703] ? _raw_spin_unlock_irq+0x27/0x80 [ 427.961192] ? _raw_spin_unlock_irq+0x27/0x80 [ 427.965682] ? br_multicast_del_pg+0x790/0x790 [ 427.970262] ? lockdep_hardirqs_on+0x296/0x5b0 [ 427.974841] ? trace_hardirqs_on+0xbd/0x310 [ 427.979156] ? kasan_check_read+0x11/0x20 [ 427.983298] ? __run_timers+0x7da/0xc70 [ 427.987268] ? trace_hardirqs_off_caller+0x310/0x310 [ 427.992375] ? br_multicast_del_pg+0x790/0x790 [ 427.996960] ? br_multicast_del_pg+0x790/0x790 [ 428.001631] __run_timers+0x7e5/0xc70 [ 428.005439] ? timer_fixup_init+0x70/0x70 [ 428.009584] ? compat_start_thread+0x80/0x80 [ 428.013995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.019530] ? _raw_spin_unlock_irq+0x60/0x80 [ 428.024030] ? finish_task_switch+0x1f4/0x910 [ 428.028518] ? finish_task_switch+0x1b4/0x910 [ 428.033006] ? __switch_to_asm+0x34/0x70 [ 428.037153] ? preempt_notifier_register+0x200/0x200 [ 428.042253] ? __switch_to_asm+0x34/0x70 [ 428.046306] ? __switch_to_asm+0x40/0x70 [ 428.050360] ? __switch_to_asm+0x34/0x70 [ 428.054411] ? __switch_to_asm+0x40/0x70 [ 428.058462] ? __switch_to_asm+0x34/0x70 [ 428.062515] ? __switch_to_asm+0x40/0x70 [ 428.067596] ? __switch_to_asm+0x40/0x70 [ 428.071665] ? pvclock_read_flags+0x160/0x160 [ 428.076158] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.081692] ? check_preemption_disabled+0x48/0x280 [ 428.086711] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 428.092244] ? rcu_pm_notify+0xc0/0xc0 [ 428.096127] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.101658] ? check_preemption_disabled+0x48/0x280 [ 428.106679] run_timer_softirq+0x52/0xb0 [ 428.110738] ? rcu_read_lock_sched_held+0x14f/0x180 [ 428.116966] __do_softirq+0x308/0xb7e [ 428.120767] ? trace_hardirqs_on_caller+0xc0/0x310 [ 428.125695] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 428.130794] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 428.136243] ? schedule+0x108/0x460 [ 428.139864] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 428.144617] ? __schedule+0x21d0/0x21d0 [ 428.148589] ? trace_hardirqs_off+0xb8/0x310 [ 428.152992] ? smpboot_thread_fn+0x68b/0xa00 [ 428.157395] ? trace_hardirqs_on+0x310/0x310 [ 428.161805] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.167336] ? check_preemption_disabled+0x48/0x280 [ 428.172346] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.177876] ? takeover_tasklets+0xa90/0xa90 [ 428.182279] run_ksoftirqd+0x5e/0x100 [ 428.186077] smpboot_thread_fn+0x68b/0xa00 [ 428.190307] ? sort_range+0x30/0x30 [ 428.193934] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 428.199030] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.204570] ? __kthread_parkme+0xfb/0x1a0 [ 428.208810] ? sort_range+0x30/0x30 [ 428.212435] kthread+0x35a/0x440 [ 428.215797] ? kthread_stop+0x900/0x900 [ 428.219765] ret_from_fork+0x3a/0x50 [ 428.223486] warn_alloc_show_mem: 1 callbacks suppressed [ 428.223496] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 428.223498] Mem-Info: [ 428.223529] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 428.223529] active_file:19 inactive_file:27 isolated_file:4 [ 428.223529] unevictable:0 dirty:0 writeback:0 unstable:0 [ 428.223529] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 428.223529] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 428.223529] free:13757 free_pcp:1126 free_cma:0 [ 428.228869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 428.235702] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 428.238086] Call Trace: [ 428.271123] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 428.280475] dump_stack+0x244/0x39d [ 428.308111] lowmem_reserve[]: 0 2818 6321 6321 [ 428.310689] ? dump_stack_print_info.cold.1+0x20/0x20 [ 428.336766] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 428.340398] warn_alloc.cold.116+0xb7/0x1bd [ 428.344935] lowmem_reserve[]: 0 0 3503 3503 [ 428.350120] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 428.377760] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 428.382074] ? lock_downgrade+0x900/0x900 [ 428.386365] lowmem_reserve[]: 0 0 0 0 [ 428.391198] ? trace_hardirqs_off+0xb8/0x310 [ 428.420312] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 428.424453] ? trace_hardirqs_off+0xb8/0x310 [ 428.428231] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 428.432633] __alloc_pages_slowpath+0x26e8/0x2e10 [ 428.446118] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 428.450560] ? warn_alloc+0x120/0x120 [ 428.465943] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 428.470768] ? print_usage_bug+0xc0/0xc0 [ 428.485394] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 428.489180] ? warn_alloc+0x120/0x120 [ 428.497988] 188 total pagecache pages [ 428.502038] ? warn_alloc+0x120/0x120 [ 428.510589] 0 pages in swap cache [ 428.514370] ? print_usage_bug+0xc0/0xc0 [ 428.518155] Swap cache stats: add 0, delete 0, find 0/0 [ 428.522377] ? print_usage_bug+0xc0/0xc0 [ 428.525797] Free swap = 0kB [ 428.529847] ? __lock_acquire+0x62f/0x4c20 [ 428.535183] Total swap = 0kB [ 428.539233] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.542216] 1965979 pages RAM [ 428.546438] ? should_fail+0x22d/0xd01 [ 428.549428] 0 pages HighMem/MovableOnly [ 428.549435] 342854 pages reserved [ 428.554961] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 428.558039] 0 pages cma reserved [ 428.561909] ? __lock_acquire+0x62f/0x4c20 [ 428.565987] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 428.569296] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 428.574369] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 428.577718] ? __lock_acquire+0x62f/0x4c20 [ 428.577732] ? should_fail+0x22d/0xd01 [ 428.610051] ? find_held_lock+0x36/0x1c0 [ 428.614120] ? mark_held_locks+0x130/0x130 [ 428.618353] ? mark_held_locks+0x130/0x130 [ 428.622581] ? zap_class+0x640/0x640 [ 428.626288] ? zap_class+0x640/0x640 [ 428.629998] ? print_usage_bug+0xc0/0xc0 [ 428.634054] ? do_raw_spin_unlock+0xa7/0x330 [ 428.638457] ? zap_class+0x640/0x640 [ 428.642165] ? print_usage_bug+0xc0/0xc0 [ 428.646219] ? wq_watchdog_touch+0x9c/0xfe [ 428.650453] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.655983] ? check_preemption_disabled+0x48/0x280 [ 428.661003] ? __lock_is_held+0xb5/0x140 [ 428.665067] __alloc_pages_nodemask+0xa80/0xde0 [ 428.669748] ? zap_class+0x640/0x640 [ 428.673466] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 428.678489] ? find_held_lock+0x36/0x1c0 [ 428.682570] ? ____cache_alloc_node+0x1c7/0x1e0 [ 428.687234] ? lock_downgrade+0x900/0x900 [ 428.691386] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.696921] cache_grow_begin+0xa5/0x8c0 [ 428.700974] ? do_raw_spin_unlock+0xa7/0x330 [ 428.705385] fallback_alloc+0x204/0x2e0 [ 428.709360] ____cache_alloc_node+0x1c7/0x1e0 [ 428.713860] kmem_cache_alloc_node+0xe3/0x730 [ 428.718348] ? ipv6_get_ifaddr+0x42e/0x620 [ 428.722584] __alloc_skb+0x119/0x770 [ 428.726294] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 428.731571] ? netdev_alloc_frag+0x1f0/0x1f0 [ 428.735975] ? lock_downgrade+0x900/0x900 [ 428.740137] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.745669] ? refcount_sub_and_test_checked+0x203/0x310 [ 428.751120] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 428.756564] ? addrconf_rs_timer+0x690/0x690 [ 428.760976] ndisc_alloc_skb+0x144/0x340 [ 428.765386] ndisc_send_rs+0x331/0x6e0 [ 428.769275] addrconf_rs_timer+0x314/0x690 [ 428.773528] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 428.777767] call_timer_fn+0x272/0x920 [ 428.781652] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 428.785884] ? process_timeout+0x40/0x40 [ 428.789945] ? __run_timers+0x7da/0xc70 [ 428.793920] ? _raw_spin_unlock_irq+0x27/0x80 [ 428.798412] ? _raw_spin_unlock_irq+0x27/0x80 [ 428.802986] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 428.807214] ? lockdep_hardirqs_on+0x296/0x5b0 [ 428.811793] ? trace_hardirqs_on+0xbd/0x310 [ 428.816111] ? kasan_check_read+0x11/0x20 [ 428.820251] ? __run_timers+0x7da/0xc70 [ 428.824218] ? trace_hardirqs_off_caller+0x310/0x310 [ 428.829319] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 428.833555] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 428.837786] __run_timers+0x7e5/0xc70 [ 428.841590] ? timer_fixup_init+0x70/0x70 [ 428.845734] ? _raw_spin_unlock_irq+0x27/0x80 [ 428.850225] ? _raw_spin_unlock_irq+0x27/0x80 [ 428.854715] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 428.859292] ? trace_hardirqs_on+0xbd/0x310 [ 428.863607] ? kasan_check_read+0x11/0x20 [ 428.867751] ? finish_task_switch+0x1f4/0x910 [ 428.872241] ? trace_hardirqs_off_caller+0x310/0x310 [ 428.877338] ? compat_start_thread+0x80/0x80 [ 428.881765] ? pvclock_read_flags+0x160/0x160 [ 428.886251] ? __switch_to_asm+0x34/0x70 [ 428.890308] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.895839] ? check_preemption_disabled+0x48/0x280 [ 428.901350] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 428.906885] ? rcu_pm_notify+0xc0/0xc0 [ 428.910768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.916302] ? check_preemption_disabled+0x48/0x280 [ 428.921317] run_timer_softirq+0x52/0xb0 [ 428.925373] ? rcu_read_lock_sched_held+0x14f/0x180 [ 428.930384] __do_softirq+0x308/0xb7e [ 428.934187] ? trace_hardirqs_on_caller+0xc0/0x310 [ 428.939115] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 428.944211] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 428.949655] ? __schedule+0x973/0x21d0 [ 428.953540] ? schedule+0x108/0x460 [ 428.957176] ? trace_hardirqs_off+0xb8/0x310 [ 428.961581] ? smpboot_thread_fn+0x68b/0xa00 [ 428.965982] ? trace_hardirqs_on+0x310/0x310 [ 428.970386] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.975920] ? check_preemption_disabled+0x48/0x280 [ 428.980933] ? takeover_tasklets+0xa90/0xa90 [ 428.985336] run_ksoftirqd+0x5e/0x100 [ 428.989131] smpboot_thread_fn+0x68b/0xa00 [ 428.993366] ? sort_range+0x30/0x30 [ 428.996989] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 429.002085] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.007620] ? __kthread_parkme+0xfb/0x1a0 [ 429.011853] ? sort_range+0x30/0x30 [ 429.015484] kthread+0x35a/0x440 [ 429.018847] ? kthread_stop+0x900/0x900 [ 429.022817] ret_from_fork+0x3a/0x50 [ 429.026552] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 429.026642] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 429.033481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 429.033486] Call Trace: [ 429.033505] dump_stack+0x244/0x39d [ 429.033525] ? dump_stack_print_info.cold.1+0x20/0x20 [ 429.040070] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 429.049348] warn_alloc.cold.116+0xb7/0x1bd [ 429.051896] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 429.055510] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 429.084753] ? lock_downgrade+0x900/0x900 [ 429.088905] ? trace_hardirqs_off+0xb8/0x310 [ 429.093315] ? trace_hardirqs_off+0xb8/0x310 [ 429.097732] __alloc_pages_slowpath+0x26e8/0x2e10 [ 429.102599] ? warn_alloc+0x120/0x120 [ 429.106499] ? warn_alloc+0x120/0x120 [ 429.110296] ? __bfs+0xb0/0x780 [ 429.113575] ? warn_alloc+0x120/0x120 [ 429.117370] ? print_usage_bug+0xc0/0xc0 [ 429.121430] ? print_usage_bug+0xc0/0xc0 [ 429.125493] ? check_usage+0x1aa/0x790 [ 429.129375] ? check_usage+0x1aa/0x790 [ 429.133270] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.138804] ? should_fail+0x22d/0xd01 [ 429.142694] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 429.147794] ? __lock_acquire+0x62f/0x4c20 [ 429.152029] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 429.157129] ? __lock_acquire+0x62f/0x4c20 [ 429.161354] ? should_fail+0x22d/0xd01 [ 429.165246] ? mark_held_locks+0x130/0x130 [ 429.169487] ? mark_held_locks+0x130/0x130 [ 429.173727] ? zap_class+0x640/0x640 [ 429.177432] ? ret_from_fork+0x3a/0x50 [ 429.181318] ? __lock_acquire+0x62f/0x4c20 [ 429.185548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.191081] ? check_preemption_disabled+0x48/0x280 [ 429.196101] ? __lock_is_held+0xb5/0x140 [ 429.200165] __alloc_pages_nodemask+0xa80/0xde0 [ 429.204825] ? zap_class+0x640/0x640 [ 429.208538] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 429.213560] ? find_held_lock+0x36/0x1c0 [ 429.217630] ? ____cache_alloc_node+0x1c7/0x1e0 [ 429.222294] ? lock_downgrade+0x900/0x900 [ 429.226443] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.231989] cache_grow_begin+0xa5/0x8c0 [ 429.236045] ? do_raw_spin_unlock+0xa7/0x330 [ 429.240462] fallback_alloc+0x204/0x2e0 [ 429.244437] ____cache_alloc_node+0x1c7/0x1e0 [ 429.248938] kmem_cache_alloc_node+0xe3/0x730 [ 429.253432] ? mark_held_locks+0xc7/0x130 [ 429.257592] __alloc_skb+0x119/0x770 [ 429.261318] ? netdev_alloc_frag+0x1f0/0x1f0 [ 429.265721] ? do_raw_spin_trylock+0x270/0x270 [ 429.270298] ? kmem_cache_alloc_trace+0x353/0x750 [ 429.275145] ? queue_work_on+0x12c/0x1e0 [ 429.279209] ? switchdev_port_obj_del+0xdc/0x440 [ 429.283969] ? switchdev_trans_item_enqueue+0x260/0x260 [ 429.289332] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 429.294351] __br_mdb_notify+0x4ff/0x15d0 [ 429.298502] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 429.303609] ? __br_mdb_add+0x7f0/0x7f0 [ 429.307581] ? mark_held_locks+0x130/0x130 [ 429.311823] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 429.316926] ? debug_object_assert_init+0x368/0x4b0 [ 429.321945] ? debug_object_init_on_stack+0x20/0x20 [ 429.326968] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.332507] br_mdb_notify+0x310/0x410 [ 429.336389] ? br_mdb_dump+0x27b0/0x27b0 [ 429.340464] br_multicast_del_pg+0x3df/0x790 [ 429.344874] ? br_mdb_ip_get+0x940/0x940 [ 429.348929] ? rwlock_bug.part.2+0x90/0x90 [ 429.353167] ? __lock_is_held+0xb5/0x140 [ 429.357234] br_multicast_port_group_expired+0x189/0x1e0 [ 429.362682] call_timer_fn+0x272/0x920 [ 429.366570] ? br_multicast_del_pg+0x790/0x790 [ 429.371145] ? process_timeout+0x40/0x40 [ 429.375211] ? __run_timers+0x7da/0xc70 [ 429.379182] ? _raw_spin_unlock_irq+0x27/0x80 [ 429.383672] ? _raw_spin_unlock_irq+0x27/0x80 [ 429.388335] ? br_multicast_del_pg+0x790/0x790 [ 429.392914] ? lockdep_hardirqs_on+0x296/0x5b0 [ 429.397496] ? trace_hardirqs_on+0xbd/0x310 [ 429.401812] ? kasan_check_read+0x11/0x20 [ 429.405959] ? __run_timers+0x7da/0xc70 [ 429.409927] ? trace_hardirqs_off_caller+0x310/0x310 [ 429.415039] ? br_multicast_del_pg+0x790/0x790 [ 429.419621] ? br_multicast_del_pg+0x790/0x790 [ 429.424197] __run_timers+0x7e5/0xc70 [ 429.428006] ? timer_fixup_init+0x70/0x70 [ 429.432155] ? compat_start_thread+0x80/0x80 [ 429.436560] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.442097] ? _raw_spin_unlock_irq+0x60/0x80 [ 429.446592] ? finish_task_switch+0x1f4/0x910 [ 429.451081] ? finish_task_switch+0x1b4/0x910 [ 429.455569] ? __switch_to_asm+0x34/0x70 [ 429.459628] ? preempt_notifier_register+0x200/0x200 [ 429.464723] ? __switch_to_asm+0x34/0x70 [ 429.468774] ? __switch_to_asm+0x40/0x70 [ 429.472825] ? __switch_to_asm+0x34/0x70 [ 429.476876] ? __switch_to_asm+0x40/0x70 [ 429.480929] ? __switch_to_asm+0x34/0x70 [ 429.485076] ? __switch_to_asm+0x40/0x70 [ 429.489135] ? __switch_to_asm+0x40/0x70 [ 429.493203] ? pvclock_read_flags+0x160/0x160 [ 429.497740] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.503278] ? check_preemption_disabled+0x48/0x280 [ 429.508298] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 429.513833] ? rcu_pm_notify+0xc0/0xc0 [ 429.517719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.523256] ? check_preemption_disabled+0x48/0x280 [ 429.528273] run_timer_softirq+0x52/0xb0 [ 429.532330] ? rcu_read_lock_sched_held+0x14f/0x180 [ 429.537343] __do_softirq+0x308/0xb7e [ 429.541146] ? trace_hardirqs_on_caller+0xc0/0x310 [ 429.546163] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 429.551260] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 429.556712] ? schedule+0x108/0x460 [ 429.560339] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 429.565088] ? __schedule+0x21d0/0x21d0 [ 429.569066] ? trace_hardirqs_off+0xb8/0x310 [ 429.573469] ? smpboot_thread_fn+0x68b/0xa00 [ 429.577870] ? trace_hardirqs_on+0x310/0x310 [ 429.582276] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.587808] ? check_preemption_disabled+0x48/0x280 [ 429.592816] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.598350] ? takeover_tasklets+0xa90/0xa90 [ 429.602754] run_ksoftirqd+0x5e/0x100 [ 429.606553] smpboot_thread_fn+0x68b/0xa00 [ 429.610786] ? sort_range+0x30/0x30 [ 429.614421] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 429.619522] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.625055] ? __kthread_parkme+0xfb/0x1a0 [ 429.629289] ? sort_range+0x30/0x30 [ 429.632909] kthread+0x35a/0x440 [ 429.636274] ? kthread_stop+0x900/0x900 [ 429.640248] ret_from_fork+0x3a/0x50 [ 429.643968] warn_alloc_show_mem: 1 callbacks suppressed [ 429.643977] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 429.643979] Mem-Info: [ 429.644010] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 429.644010] active_file:19 inactive_file:27 isolated_file:4 [ 429.644010] unevictable:0 dirty:0 writeback:0 unstable:0 [ 429.644010] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 429.644010] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 429.644010] free:13757 free_pcp:1126 free_cma:0 [ 429.649340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 429.649348] Call Trace: [ 429.656191] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 429.658598] dump_stack+0x244/0x39d [ 429.692574] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 429.701926] ? dump_stack_print_info.cold.1+0x20/0x20 [ 429.704493] lowmem_reserve[]: 0 2818 6321 6321 [ 429.732175] warn_alloc.cold.116+0xb7/0x1bd [ 429.735768] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 429.761875] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 429.767032] lowmem_reserve[]: 0 0 3503 3503 [ 429.771602] ? lock_downgrade+0x900/0x900 [ 429.775895] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 429.803564] ? trace_hardirqs_off+0xb8/0x310 [ 429.808366] lowmem_reserve[]: 0 0 0 0 [ 429.812693] ? trace_hardirqs_off+0xb8/0x310 [ 429.816810] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 429.845952] __alloc_pages_slowpath+0x26e8/0x2e10 [ 429.850325] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 429.854143] ? warn_alloc+0x120/0x120 [ 429.858495] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 429.872017] ? print_usage_bug+0xc0/0xc0 [ 429.877007] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 429.892430] ? warn_alloc+0x120/0x120 [ 429.896201] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 429.896204] 188 total pagecache pages [ 429.896214] 0 pages in swap cache [ 429.896219] Swap cache stats: add 0, delete 0, find 0/0 [ 429.896221] Free swap = 0kB [ 429.896224] Total swap = 0kB [ 429.896228] 1965979 pages RAM [ 429.896231] 0 pages HighMem/MovableOnly [ 429.896233] 342854 pages reserved [ 429.896236] 0 pages cma reserved [ 429.896343] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 429.896348] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 429.983650] ? warn_alloc+0x120/0x120 [ 429.987452] ? print_usage_bug+0xc0/0xc0 [ 429.991516] ? print_usage_bug+0xc0/0xc0 [ 429.995573] ? __lock_acquire+0x62f/0x4c20 [ 429.999810] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.005343] ? should_fail+0x22d/0xd01 [ 430.009230] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 430.014331] ? __lock_acquire+0x62f/0x4c20 [ 430.018564] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 430.023658] ? __lock_acquire+0x62f/0x4c20 [ 430.027883] ? should_fail+0x22d/0xd01 [ 430.031766] ? find_held_lock+0x36/0x1c0 [ 430.035831] ? mark_held_locks+0x130/0x130 [ 430.040067] ? mark_held_locks+0x130/0x130 [ 430.044296] ? zap_class+0x640/0x640 [ 430.048009] ? mark_held_locks+0xc7/0x130 [ 430.052582] ? do_raw_spin_unlock+0xa7/0x330 [ 430.057077] ? zap_class+0x640/0x640 [ 430.060790] ? print_usage_bug+0xc0/0xc0 [ 430.065505] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.071040] ? check_preemption_disabled+0x48/0x280 [ 430.076062] ? __lock_is_held+0xb5/0x140 [ 430.080125] __alloc_pages_nodemask+0xa80/0xde0 [ 430.084793] ? zap_class+0x640/0x640 [ 430.088510] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 430.093531] ? find_held_lock+0x36/0x1c0 [ 430.097605] ? ____cache_alloc_node+0x1c7/0x1e0 [ 430.102267] ? lock_downgrade+0x900/0x900 [ 430.106417] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.111952] cache_grow_begin+0xa5/0x8c0 [ 430.116011] ? do_raw_spin_unlock+0xa7/0x330 [ 430.120425] fallback_alloc+0x204/0x2e0 [ 430.124409] ____cache_alloc_node+0x1c7/0x1e0 [ 430.128908] kmem_cache_alloc_node+0xe3/0x730 [ 430.133407] ? ipv6_get_ifaddr+0x42e/0x620 [ 430.137648] __alloc_skb+0x119/0x770 [ 430.141356] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 430.146649] ? netdev_alloc_frag+0x1f0/0x1f0 [ 430.151054] ? lock_downgrade+0x900/0x900 [ 430.155202] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.160753] ? refcount_sub_and_test_checked+0x203/0x310 [ 430.166202] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 430.171650] ? addrconf_rs_timer+0x690/0x690 [ 430.176065] ndisc_alloc_skb+0x144/0x340 [ 430.180126] ndisc_send_rs+0x331/0x6e0 [ 430.184017] addrconf_rs_timer+0x314/0x690 [ 430.188251] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.192492] call_timer_fn+0x272/0x920 [ 430.196387] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.200629] ? process_timeout+0x40/0x40 [ 430.204690] ? __run_timers+0x7da/0xc70 [ 430.208668] ? _raw_spin_unlock_irq+0x27/0x80 [ 430.213161] ? _raw_spin_unlock_irq+0x27/0x80 [ 430.217647] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.221878] ? lockdep_hardirqs_on+0x296/0x5b0 [ 430.226455] ? trace_hardirqs_on+0xbd/0x310 [ 430.230769] ? kasan_check_read+0x11/0x20 [ 430.234912] ? __run_timers+0x7da/0xc70 [ 430.238881] ? trace_hardirqs_off_caller+0x310/0x310 [ 430.243982] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.248216] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.252441] __run_timers+0x7e5/0xc70 [ 430.256250] ? timer_fixup_init+0x70/0x70 [ 430.260395] ? _raw_spin_unlock_irq+0x27/0x80 [ 430.264887] ? _raw_spin_unlock_irq+0x27/0x80 [ 430.269392] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 430.273968] ? trace_hardirqs_on+0xbd/0x310 [ 430.278284] ? kasan_check_read+0x11/0x20 [ 430.282428] ? finish_task_switch+0x1f4/0x910 [ 430.286920] ? trace_hardirqs_off_caller+0x310/0x310 [ 430.292017] ? compat_start_thread+0x80/0x80 [ 430.296442] ? pvclock_read_flags+0x160/0x160 [ 430.300933] ? __switch_to_asm+0x34/0x70 [ 430.304989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.310523] ? check_preemption_disabled+0x48/0x280 [ 430.315545] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 430.321082] ? rcu_pm_notify+0xc0/0xc0 [ 430.324965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.330512] ? check_preemption_disabled+0x48/0x280 [ 430.335531] run_timer_softirq+0x52/0xb0 [ 430.339586] ? rcu_read_lock_sched_held+0x14f/0x180 [ 430.344601] __do_softirq+0x308/0xb7e [ 430.348411] ? trace_hardirqs_on_caller+0xc0/0x310 [ 430.353337] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 430.358444] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 430.363890] ? __schedule+0x973/0x21d0 [ 430.367781] ? schedule+0x108/0x460 [ 430.371414] ? trace_hardirqs_off+0xb8/0x310 [ 430.375821] ? smpboot_thread_fn+0x68b/0xa00 [ 430.380225] ? trace_hardirqs_on+0x310/0x310 [ 430.384632] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.390170] ? check_preemption_disabled+0x48/0x280 [ 430.395180] ? takeover_tasklets+0xa90/0xa90 [ 430.399596] run_ksoftirqd+0x5e/0x100 [ 430.403392] smpboot_thread_fn+0x68b/0xa00 [ 430.407624] ? sort_range+0x30/0x30 [ 430.411246] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 430.416359] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.421891] ? __kthread_parkme+0xfb/0x1a0 [ 430.426124] ? sort_range+0x30/0x30 [ 430.429745] kthread+0x35a/0x440 [ 430.433107] ? kthread_stop+0x900/0x900 [ 430.437079] ret_from_fork+0x3a/0x50 [ 430.440804] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 430.440873] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 430.447725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 430.447732] Call Trace: [ 430.454287] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 430.463552] dump_stack+0x244/0x39d [ 430.466197] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 430.476496] ? dump_stack_print_info.cold.1+0x20/0x20 [ 430.489927] warn_alloc.cold.116+0xb7/0x1bd [ 430.494249] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 430.499098] ? lock_downgrade+0x900/0x900 [ 430.503252] ? trace_hardirqs_off+0xb8/0x310 [ 430.507662] ? trace_hardirqs_off+0xb8/0x310 [ 430.512074] __alloc_pages_slowpath+0x26e8/0x2e10 [ 430.516938] ? warn_alloc+0x120/0x120 [ 430.520740] ? warn_alloc+0x120/0x120 [ 430.524534] ? __bfs+0xb0/0x780 [ 430.527815] ? warn_alloc+0x120/0x120 [ 430.531616] ? print_usage_bug+0xc0/0xc0 [ 430.535679] ? print_usage_bug+0xc0/0xc0 [ 430.539734] ? check_usage+0x1aa/0x790 [ 430.543614] ? check_usage+0x1aa/0x790 [ 430.547502] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.553045] ? should_fail+0x22d/0xd01 [ 430.556931] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 430.562034] ? __lock_acquire+0x62f/0x4c20 [ 430.566266] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 430.571360] ? __lock_acquire+0x62f/0x4c20 [ 430.575595] ? should_fail+0x22d/0xd01 [ 430.579486] ? mark_held_locks+0x130/0x130 [ 430.583724] ? mark_held_locks+0x130/0x130 [ 430.587962] ? zap_class+0x640/0x640 [ 430.591668] ? ret_from_fork+0x3a/0x50 [ 430.595551] ? __lock_acquire+0x62f/0x4c20 [ 430.599782] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.605315] ? check_preemption_disabled+0x48/0x280 [ 430.610351] ? __lock_is_held+0xb5/0x140 [ 430.614412] __alloc_pages_nodemask+0xa80/0xde0 [ 430.619082] ? zap_class+0x640/0x640 [ 430.622797] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 430.627817] ? find_held_lock+0x36/0x1c0 [ 430.631888] ? ____cache_alloc_node+0x1c7/0x1e0 [ 430.636566] ? lock_downgrade+0x900/0x900 [ 430.640718] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.646252] cache_grow_begin+0xa5/0x8c0 [ 430.650306] ? do_raw_spin_unlock+0xa7/0x330 [ 430.654724] fallback_alloc+0x204/0x2e0 [ 430.658700] ____cache_alloc_node+0x1c7/0x1e0 [ 430.663198] kmem_cache_alloc_node+0xe3/0x730 [ 430.667686] ? mark_held_locks+0xc7/0x130 [ 430.671840] __alloc_skb+0x119/0x770 [ 430.675552] ? netdev_alloc_frag+0x1f0/0x1f0 [ 430.679951] ? do_raw_spin_trylock+0x270/0x270 [ 430.684527] ? kmem_cache_alloc_trace+0x353/0x750 [ 430.689375] ? queue_work_on+0x12c/0x1e0 [ 430.693440] ? switchdev_port_obj_del+0xdc/0x440 [ 430.698194] ? switchdev_trans_item_enqueue+0x260/0x260 [ 430.703559] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 430.708578] __br_mdb_notify+0x4ff/0x15d0 [ 430.712726] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 430.717836] ? __br_mdb_add+0x7f0/0x7f0 [ 430.721808] ? mark_held_locks+0x130/0x130 [ 430.726050] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 430.731149] ? debug_object_assert_init+0x368/0x4b0 [ 430.736163] ? debug_object_init_on_stack+0x20/0x20 [ 430.741178] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.746721] br_mdb_notify+0x310/0x410 [ 430.750606] ? br_mdb_dump+0x27b0/0x27b0 [ 430.754680] br_multicast_del_pg+0x3df/0x790 [ 430.759087] ? br_mdb_ip_get+0x940/0x940 [ 430.763148] ? rwlock_bug.part.2+0x90/0x90 [ 430.767381] ? __lock_is_held+0xb5/0x140 [ 430.771445] br_multicast_port_group_expired+0x189/0x1e0 [ 430.776893] call_timer_fn+0x272/0x920 [ 430.780774] ? br_multicast_del_pg+0x790/0x790 [ 430.785348] ? process_timeout+0x40/0x40 [ 430.789496] ? __run_timers+0x7da/0xc70 [ 430.793471] ? _raw_spin_unlock_irq+0x27/0x80 [ 430.797962] ? _raw_spin_unlock_irq+0x27/0x80 [ 430.802449] ? br_multicast_del_pg+0x790/0x790 [ 430.807026] ? lockdep_hardirqs_on+0x296/0x5b0 [ 430.811608] ? trace_hardirqs_on+0xbd/0x310 [ 430.815926] ? kasan_check_read+0x11/0x20 [ 430.820065] ? __run_timers+0x7da/0xc70 [ 430.824038] ? trace_hardirqs_off_caller+0x310/0x310 [ 430.829140] ? br_multicast_del_pg+0x790/0x790 [ 430.833722] ? br_multicast_del_pg+0x790/0x790 [ 430.838297] __run_timers+0x7e5/0xc70 [ 430.842111] ? timer_fixup_init+0x70/0x70 [ 430.846258] ? compat_start_thread+0x80/0x80 [ 430.850668] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.856206] ? _raw_spin_unlock_irq+0x60/0x80 [ 430.860700] ? finish_task_switch+0x1f4/0x910 [ 430.865361] ? finish_task_switch+0x1b4/0x910 [ 430.869848] ? __switch_to_asm+0x34/0x70 [ 430.873905] ? preempt_notifier_register+0x200/0x200 [ 430.878999] ? __switch_to_asm+0x34/0x70 [ 430.883050] ? __switch_to_asm+0x40/0x70 [ 430.887104] ? __switch_to_asm+0x34/0x70 [ 430.891157] ? __switch_to_asm+0x40/0x70 [ 430.895209] ? __switch_to_asm+0x34/0x70 [ 430.899674] ? __switch_to_asm+0x40/0x70 [ 430.903825] ? __switch_to_asm+0x40/0x70 [ 430.907891] ? pvclock_read_flags+0x160/0x160 [ 430.912385] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.917916] ? check_preemption_disabled+0x48/0x280 [ 430.922936] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 430.928473] ? rcu_pm_notify+0xc0/0xc0 [ 430.932356] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.937889] ? check_preemption_disabled+0x48/0x280 [ 430.942907] run_timer_softirq+0x52/0xb0 [ 430.947050] ? rcu_read_lock_sched_held+0x14f/0x180 [ 430.952061] __do_softirq+0x308/0xb7e [ 430.955861] ? trace_hardirqs_on_caller+0xc0/0x310 [ 430.960787] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 430.965887] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 430.971343] ? schedule+0x108/0x460 [ 430.974967] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 430.979716] ? __schedule+0x21d0/0x21d0 [ 430.983688] ? trace_hardirqs_off+0xb8/0x310 [ 430.988096] ? smpboot_thread_fn+0x68b/0xa00 [ 430.992496] ? trace_hardirqs_on+0x310/0x310 [ 430.996908] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.002439] ? check_preemption_disabled+0x48/0x280 [ 431.007447] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.012980] ? takeover_tasklets+0xa90/0xa90 [ 431.017384] run_ksoftirqd+0x5e/0x100 [ 431.021179] smpboot_thread_fn+0x68b/0xa00 [ 431.025412] ? sort_range+0x30/0x30 [ 431.029041] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 431.034140] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.039675] ? __kthread_parkme+0xfb/0x1a0 [ 431.043909] ? sort_range+0x30/0x30 [ 431.047530] kthread+0x35a/0x440 [ 431.050892] ? kthread_stop+0x900/0x900 [ 431.054860] ret_from_fork+0x3a/0x50 [ 431.058587] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 431.058591] warn_alloc_show_mem: 1 callbacks suppressed [ 431.058597] Mem-Info: [ 431.065423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 431.065430] Call Trace: [ 431.070807] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 431.070807] active_file:19 inactive_file:27 isolated_file:4 [ 431.070807] unevictable:0 dirty:0 writeback:0 unstable:0 [ 431.070807] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 431.070807] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 431.070807] free:13757 free_pcp:1126 free_cma:0 [ 431.073183] dump_stack+0x244/0x39d [ 431.082532] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 431.085105] ? dump_stack_print_info.cold.1+0x20/0x20 [ 431.118038] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 431.121855] warn_alloc.cold.116+0xb7/0x1bd [ 431.149481] lowmem_reserve[]: 0 2818 6321 6321 [ 431.154667] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 431.180745] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 431.185058] ? lock_downgrade+0x900/0x900 [ 431.189606] lowmem_reserve[]: 0 0 3503 3503 [ 431.194444] ? trace_hardirqs_off+0xb8/0x310 [ 431.222084] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 431.226238] ? trace_hardirqs_off+0xb8/0x310 [ 431.230517] lowmem_reserve[]: 0 0 0 0 [ 431.234923] __alloc_pages_slowpath+0x26e8/0x2e10 [ 431.264036] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 431.268473] ? warn_alloc+0x120/0x120 [ 431.272218] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 431.277070] ? print_usage_bug+0xc0/0xc0 [ 431.290561] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 431.294362] ? warn_alloc+0x120/0x120 [ 431.309776] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 431.313820] ? warn_alloc+0x120/0x120 [ 431.328541] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 431.332355] ? print_usage_bug+0xc0/0xc0 [ 431.341163] 188 total pagecache pages [ 431.344951] ? print_usage_bug+0xc0/0xc0 [ 431.353501] 0 pages in swap cache [ 431.357546] ? __lock_acquire+0x62f/0x4c20 [ 431.361322] Swap cache stats: add 0, delete 0, find 0/0 [ 431.365373] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.368792] Free swap = 0kB [ 431.373013] ? should_fail+0x22d/0xd01 [ 431.378346] Total swap = 0kB [ 431.383875] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 431.386862] 1965979 pages RAM [ 431.390739] ? __lock_acquire+0x62f/0x4c20 [ 431.393730] 0 pages HighMem/MovableOnly [ 431.398819] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 431.401894] 342854 pages reserved [ 431.406116] ? __lock_acquire+0x62f/0x4c20 [ 431.410058] 0 pages cma reserved [ 431.415138] ? should_fail+0x22d/0xd01 [ 431.415153] ? find_held_lock+0x36/0x1c0 [ 431.418714] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 431.422804] ? mark_held_locks+0x130/0x130 [ 431.426135] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 431.430010] ? mark_held_locks+0x130/0x130 [ 431.457418] ? zap_class+0x640/0x640 [ 431.461131] ? mark_held_locks+0xc7/0x130 [ 431.465285] ? do_raw_spin_unlock+0xa7/0x330 [ 431.469693] ? zap_class+0x640/0x640 [ 431.473401] ? print_usage_bug+0xc0/0xc0 [ 431.477464] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.482995] ? check_preemption_disabled+0x48/0x280 [ 431.488012] ? __lock_is_held+0xb5/0x140 [ 431.492073] __alloc_pages_nodemask+0xa80/0xde0 [ 431.496737] ? zap_class+0x640/0x640 [ 431.500454] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 431.505475] ? find_held_lock+0x36/0x1c0 [ 431.509542] ? ____cache_alloc_node+0x1c7/0x1e0 [ 431.514205] ? lock_downgrade+0x900/0x900 [ 431.518354] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.523890] cache_grow_begin+0xa5/0x8c0 [ 431.527947] ? do_raw_spin_unlock+0xa7/0x330 [ 431.532361] fallback_alloc+0x204/0x2e0 [ 431.536335] ____cache_alloc_node+0x1c7/0x1e0 [ 431.540837] kmem_cache_alloc_node+0xe3/0x730 [ 431.545326] ? ipv6_get_ifaddr+0x42e/0x620 [ 431.549567] __alloc_skb+0x119/0x770 [ 431.553281] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 431.558557] ? netdev_alloc_frag+0x1f0/0x1f0 [ 431.562959] ? lock_downgrade+0x900/0x900 [ 431.567108] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.572643] ? refcount_sub_and_test_checked+0x203/0x310 [ 431.578093] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 431.583539] ? addrconf_rs_timer+0x690/0x690 [ 431.587951] ndisc_alloc_skb+0x144/0x340 [ 431.592013] ndisc_send_rs+0x331/0x6e0 [ 431.595906] addrconf_rs_timer+0x314/0x690 [ 431.600139] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 431.604380] call_timer_fn+0x272/0x920 [ 431.608276] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 431.612512] ? process_timeout+0x40/0x40 [ 431.616577] ? __run_timers+0x7da/0xc70 [ 431.620548] ? _raw_spin_unlock_irq+0x27/0x80 [ 431.625044] ? _raw_spin_unlock_irq+0x27/0x80 [ 431.629532] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 431.633759] ? lockdep_hardirqs_on+0x296/0x5b0 [ 431.638343] ? trace_hardirqs_on+0xbd/0x310 [ 431.642657] ? kasan_check_read+0x11/0x20 [ 431.646800] ? __run_timers+0x7da/0xc70 [ 431.650770] ? trace_hardirqs_off_caller+0x310/0x310 [ 431.655872] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 431.660109] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 431.664338] __run_timers+0x7e5/0xc70 [ 431.668143] ? timer_fixup_init+0x70/0x70 [ 431.672288] ? _raw_spin_unlock_irq+0x27/0x80 [ 431.676776] ? _raw_spin_unlock_irq+0x27/0x80 [ 431.681269] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 431.685846] ? trace_hardirqs_on+0xbd/0x310 [ 431.690158] ? kasan_check_read+0x11/0x20 [ 431.694305] ? finish_task_switch+0x1f4/0x910 [ 431.698796] ? trace_hardirqs_off_caller+0x310/0x310 [ 431.703893] ? compat_start_thread+0x80/0x80 [ 431.708318] ? pvclock_read_flags+0x160/0x160 [ 431.712806] ? __switch_to_asm+0x34/0x70 [ 431.716868] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.722409] ? check_preemption_disabled+0x48/0x280 [ 431.727430] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 431.732967] ? rcu_pm_notify+0xc0/0xc0 [ 431.736849] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.742385] ? check_preemption_disabled+0x48/0x280 [ 431.747401] run_timer_softirq+0x52/0xb0 [ 431.751458] ? rcu_read_lock_sched_held+0x14f/0x180 [ 431.756501] __do_softirq+0x308/0xb7e [ 431.760304] ? trace_hardirqs_on_caller+0xc0/0x310 [ 431.765240] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 431.770336] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 431.775782] ? __schedule+0x973/0x21d0 [ 431.779671] ? schedule+0x108/0x460 [ 431.783306] ? trace_hardirqs_off+0xb8/0x310 [ 431.787711] ? smpboot_thread_fn+0x68b/0xa00 [ 431.792114] ? trace_hardirqs_on+0x310/0x310 [ 431.796522] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.802054] ? check_preemption_disabled+0x48/0x280 [ 431.807075] ? takeover_tasklets+0xa90/0xa90 [ 431.811479] run_ksoftirqd+0x5e/0x100 [ 431.815282] smpboot_thread_fn+0x68b/0xa00 [ 431.819515] ? sort_range+0x30/0x30 [ 431.823142] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 431.828256] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.833794] ? __kthread_parkme+0xfb/0x1a0 [ 431.838025] ? sort_range+0x30/0x30 [ 431.841644] kthread+0x35a/0x440 [ 431.845023] ? kthread_stop+0x900/0x900 [ 431.848992] ret_from_fork+0x3a/0x50 [ 431.852718] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 431.852785] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 431.859651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 431.859656] Call Trace: [ 431.859675] dump_stack+0x244/0x39d [ 431.859694] ? dump_stack_print_info.cold.1+0x20/0x20 [ 431.866204] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 431.875510] warn_alloc.cold.116+0xb7/0x1bd [ 431.878062] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 431.881677] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 431.910910] ? lock_downgrade+0x900/0x900 [ 431.915061] ? trace_hardirqs_off+0xb8/0x310 [ 431.919478] ? trace_hardirqs_off+0xb8/0x310 [ 431.923888] __alloc_pages_slowpath+0x26e8/0x2e10 [ 431.928756] ? warn_alloc+0x120/0x120 [ 431.932557] ? warn_alloc+0x120/0x120 [ 431.936351] ? __bfs+0xb0/0x780 [ 431.939628] ? warn_alloc+0x120/0x120 [ 431.943428] ? print_usage_bug+0xc0/0xc0 [ 431.947490] ? print_usage_bug+0xc0/0xc0 [ 431.951546] ? check_usage+0x1aa/0x790 [ 431.955425] ? check_usage+0x1aa/0x790 [ 431.959315] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.964844] ? should_fail+0x22d/0xd01 [ 431.968732] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 431.973840] ? __lock_acquire+0x62f/0x4c20 [ 431.978073] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 431.983168] ? __lock_acquire+0x62f/0x4c20 [ 431.987394] ? should_fail+0x22d/0xd01 [ 431.991297] ? mark_held_locks+0x130/0x130 [ 431.995539] ? mark_held_locks+0x130/0x130 [ 431.999776] ? zap_class+0x640/0x640 [ 432.003482] ? ret_from_fork+0x3a/0x50 [ 432.007366] ? __lock_acquire+0x62f/0x4c20 [ 432.011595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.017131] ? check_preemption_disabled+0x48/0x280 [ 432.022151] ? __lock_is_held+0xb5/0x140 [ 432.026220] __alloc_pages_nodemask+0xa80/0xde0 [ 432.030883] ? zap_class+0x640/0x640 [ 432.034594] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 432.039614] ? find_held_lock+0x36/0x1c0 [ 432.043677] ? ____cache_alloc_node+0x1c7/0x1e0 [ 432.048349] ? lock_downgrade+0x900/0x900 [ 432.052507] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.058044] cache_grow_begin+0xa5/0x8c0 [ 432.062100] ? do_raw_spin_unlock+0xa7/0x330 [ 432.067491] fallback_alloc+0x204/0x2e0 [ 432.071473] ____cache_alloc_node+0x1c7/0x1e0 [ 432.075967] kmem_cache_alloc_node+0xe3/0x730 [ 432.080456] ? mark_held_locks+0xc7/0x130 [ 432.084609] __alloc_skb+0x119/0x770 [ 432.088321] ? netdev_alloc_frag+0x1f0/0x1f0 [ 432.092724] ? do_raw_spin_trylock+0x270/0x270 [ 432.097305] ? kmem_cache_alloc_trace+0x353/0x750 [ 432.102156] ? queue_work_on+0x12c/0x1e0 [ 432.106227] ? switchdev_port_obj_del+0xdc/0x440 [ 432.110977] ? switchdev_trans_item_enqueue+0x260/0x260 [ 432.116340] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 432.121365] __br_mdb_notify+0x4ff/0x15d0 [ 432.125510] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 432.130618] ? __br_mdb_add+0x7f0/0x7f0 [ 432.134588] ? mark_held_locks+0x130/0x130 [ 432.138823] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 432.143923] ? debug_object_assert_init+0x368/0x4b0 [ 432.148938] ? debug_object_init_on_stack+0x20/0x20 [ 432.153952] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.159488] br_mdb_notify+0x310/0x410 [ 432.163373] ? br_mdb_dump+0x27b0/0x27b0 [ 432.167445] br_multicast_del_pg+0x3df/0x790 [ 432.171858] ? br_mdb_ip_get+0x940/0x940 [ 432.175912] ? rwlock_bug.part.2+0x90/0x90 [ 432.180145] ? __lock_is_held+0xb5/0x140 [ 432.184215] br_multicast_port_group_expired+0x189/0x1e0 [ 432.189663] call_timer_fn+0x272/0x920 [ 432.193546] ? br_multicast_del_pg+0x790/0x790 [ 432.198125] ? process_timeout+0x40/0x40 [ 432.202198] ? __run_timers+0x7da/0xc70 [ 432.206172] ? _raw_spin_unlock_irq+0x27/0x80 [ 432.210670] ? _raw_spin_unlock_irq+0x27/0x80 [ 432.215161] ? br_multicast_del_pg+0x790/0x790 [ 432.219743] ? lockdep_hardirqs_on+0x296/0x5b0 [ 432.224322] ? trace_hardirqs_on+0xbd/0x310 [ 432.228641] ? kasan_check_read+0x11/0x20 [ 432.232782] ? __run_timers+0x7da/0xc70 [ 432.236749] ? trace_hardirqs_off_caller+0x310/0x310 [ 432.241850] ? br_multicast_del_pg+0x790/0x790 [ 432.246438] ? br_multicast_del_pg+0x790/0x790 [ 432.251014] __run_timers+0x7e5/0xc70 [ 432.254817] ? timer_fixup_init+0x70/0x70 [ 432.258959] ? compat_start_thread+0x80/0x80 [ 432.263365] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.268903] ? _raw_spin_unlock_irq+0x60/0x80 [ 432.273395] ? finish_task_switch+0x1f4/0x910 [ 432.277885] ? finish_task_switch+0x1b4/0x910 [ 432.282376] ? __switch_to_asm+0x34/0x70 [ 432.286437] ? preempt_notifier_register+0x200/0x200 [ 432.291536] ? __switch_to_asm+0x34/0x70 [ 432.295588] ? __switch_to_asm+0x40/0x70 [ 432.299725] ? __switch_to_asm+0x34/0x70 [ 432.303780] ? __switch_to_asm+0x40/0x70 [ 432.307830] ? __switch_to_asm+0x34/0x70 [ 432.311881] ? __switch_to_asm+0x40/0x70 [ 432.315934] ? __switch_to_asm+0x40/0x70 [ 432.320010] ? pvclock_read_flags+0x160/0x160 [ 432.324505] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.330038] ? check_preemption_disabled+0x48/0x280 [ 432.335058] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 432.340589] ? rcu_pm_notify+0xc0/0xc0 [ 432.344473] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.350007] ? check_preemption_disabled+0x48/0x280 [ 432.355023] run_timer_softirq+0x52/0xb0 [ 432.359078] ? rcu_read_lock_sched_held+0x14f/0x180 [ 432.364092] __do_softirq+0x308/0xb7e [ 432.367893] ? trace_hardirqs_on_caller+0xc0/0x310 [ 432.372822] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 432.377921] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 432.383372] ? schedule+0x108/0x460 [ 432.386998] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 432.391748] ? __schedule+0x21d0/0x21d0 [ 432.395725] ? trace_hardirqs_off+0xb8/0x310 [ 432.400127] ? smpboot_thread_fn+0x68b/0xa00 [ 432.404529] ? trace_hardirqs_on+0x310/0x310 [ 432.408933] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.414470] ? check_preemption_disabled+0x48/0x280 [ 432.419480] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.425011] ? takeover_tasklets+0xa90/0xa90 [ 432.429414] run_ksoftirqd+0x5e/0x100 [ 432.433208] smpboot_thread_fn+0x68b/0xa00 [ 432.437440] ? sort_range+0x30/0x30 [ 432.441061] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 432.446167] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.451701] ? __kthread_parkme+0xfb/0x1a0 [ 432.455933] ? sort_range+0x30/0x30 [ 432.459556] kthread+0x35a/0x440 [ 432.462918] ? kthread_stop+0x900/0x900 [ 432.466889] ret_from_fork+0x3a/0x50 [ 432.470612] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 432.470617] warn_alloc_show_mem: 1 callbacks suppressed [ 432.470623] Mem-Info: [ 432.477490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 432.482869] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 432.482869] active_file:19 inactive_file:27 isolated_file:4 [ 432.482869] unevictable:0 dirty:0 writeback:0 unstable:0 [ 432.482869] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 432.482869] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 432.482869] free:13757 free_pcp:1126 free_cma:0 [ 432.485233] Call Trace: [ 432.494606] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 432.527538] dump_stack+0x244/0x39d [ 432.530103] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 432.557763] ? dump_stack_print_info.cold.1+0x20/0x20 [ 432.561352] lowmem_reserve[]: 0 2818 6321 6321 [ 432.587473] warn_alloc.cold.116+0xb7/0x1bd [ 432.592627] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 432.597205] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 432.601494] lowmem_reserve[]: 0 0 3503 3503 [ 432.629180] ? lock_downgrade+0x900/0x900 [ 432.633979] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 432.638297] ? trace_hardirqs_off+0xb8/0x310 [ 432.642411] lowmem_reserve[]: 0 0 0 0 [ 432.671554] ? trace_hardirqs_off+0xb8/0x310 [ 432.675933] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 432.679729] __alloc_pages_slowpath+0x26e8/0x2e10 [ 432.684100] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 432.697638] ? warn_alloc+0x120/0x120 [ 432.702431] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 432.717856] ? print_usage_bug+0xc0/0xc0 [ 432.721634] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 432.736278] ? warn_alloc+0x120/0x120 [ 432.740315] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 432.749158] ? warn_alloc+0x120/0x120 [ 432.752934] 188 total pagecache pages [ 432.761496] ? print_usage_bug+0xc0/0xc0 [ 432.765272] 0 pages in swap cache [ 432.769055] ? print_usage_bug+0xc0/0xc0 [ 432.773080] Swap cache stats: add 0, delete 0, find 0/0 [ 432.773087] Free swap = 0kB [ 432.776530] ? __lock_acquire+0x62f/0x4c20 [ 432.780567] Total swap = 0kB [ 432.785918] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.788903] 1965979 pages RAM [ 432.793127] ? should_fail+0x22d/0xd01 [ 432.796123] 0 pages HighMem/MovableOnly [ 432.801654] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 432.801670] ? __lock_acquire+0x62f/0x4c20 [ 432.804745] 342854 pages reserved [ 432.808620] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 432.812562] 0 pages cma reserved [ 432.817647] ? __lock_acquire+0x62f/0x4c20 [ 432.817661] ? should_fail+0x22d/0xd01 [ 432.821997] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 432.825310] ? find_held_lock+0x36/0x1c0 [ 432.830386] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 432.833750] ? mark_held_locks+0x130/0x130 [ 432.865044] ? mark_held_locks+0x130/0x130 [ 432.869269] ? zap_class+0x640/0x640 [ 432.872985] ? zap_class+0x640/0x640 [ 432.876697] ? print_usage_bug+0xc0/0xc0 [ 432.880748] ? do_raw_spin_unlock+0xa7/0x330 [ 432.885170] ? zap_class+0x640/0x640 [ 432.888876] ? print_usage_bug+0xc0/0xc0 [ 432.892931] ? wq_watchdog_touch+0x9c/0xfe [ 432.897695] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.903229] ? check_preemption_disabled+0x48/0x280 [ 432.908248] ? __lock_is_held+0xb5/0x140 [ 432.912312] __alloc_pages_nodemask+0xa80/0xde0 [ 432.916975] ? zap_class+0x640/0x640 [ 432.920688] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 432.925708] ? find_held_lock+0x36/0x1c0 [ 432.929770] ? ____cache_alloc_node+0x1c7/0x1e0 [ 432.934436] ? lock_downgrade+0x900/0x900 [ 432.938588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.944136] cache_grow_begin+0xa5/0x8c0 [ 432.948194] ? do_raw_spin_unlock+0xa7/0x330 [ 432.952604] fallback_alloc+0x204/0x2e0 [ 432.956577] ____cache_alloc_node+0x1c7/0x1e0 [ 432.961070] kmem_cache_alloc_node+0xe3/0x730 [ 432.965564] ? ipv6_get_ifaddr+0x42e/0x620 [ 432.969805] __alloc_skb+0x119/0x770 [ 432.973514] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 432.978788] ? netdev_alloc_frag+0x1f0/0x1f0 [ 432.983189] ? lock_downgrade+0x900/0x900 [ 432.987338] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.992869] ? refcount_sub_and_test_checked+0x203/0x310 [ 432.998320] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 433.003763] ? addrconf_rs_timer+0x690/0x690 [ 433.008181] ndisc_alloc_skb+0x144/0x340 [ 433.012244] ndisc_send_rs+0x331/0x6e0 [ 433.016140] addrconf_rs_timer+0x314/0x690 [ 433.020373] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 433.024612] call_timer_fn+0x272/0x920 [ 433.028497] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 433.032727] ? process_timeout+0x40/0x40 [ 433.037151] ? __run_timers+0x7da/0xc70 [ 433.041136] ? _raw_spin_unlock_irq+0x27/0x80 [ 433.045629] ? _raw_spin_unlock_irq+0x27/0x80 [ 433.050130] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 433.054360] ? lockdep_hardirqs_on+0x296/0x5b0 [ 433.058941] ? trace_hardirqs_on+0xbd/0x310 [ 433.063257] ? kasan_check_read+0x11/0x20 [ 433.067403] ? __run_timers+0x7da/0xc70 [ 433.071377] ? trace_hardirqs_off_caller+0x310/0x310 [ 433.076478] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 433.080711] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 433.084938] __run_timers+0x7e5/0xc70 [ 433.088741] ? timer_fixup_init+0x70/0x70 [ 433.092886] ? _raw_spin_unlock_irq+0x27/0x80 [ 433.097376] ? _raw_spin_unlock_irq+0x27/0x80 [ 433.101865] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 433.106440] ? trace_hardirqs_on+0xbd/0x310 [ 433.110762] ? kasan_check_read+0x11/0x20 [ 433.114908] ? finish_task_switch+0x1f4/0x910 [ 433.119396] ? trace_hardirqs_off_caller+0x310/0x310 [ 433.124495] ? compat_start_thread+0x80/0x80 [ 433.128917] ? pvclock_read_flags+0x160/0x160 [ 433.133407] ? __switch_to_asm+0x34/0x70 [ 433.137476] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.143012] ? check_preemption_disabled+0x48/0x280 [ 433.148031] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 433.153562] ? rcu_pm_notify+0xc0/0xc0 [ 433.157448] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.162981] ? check_preemption_disabled+0x48/0x280 [ 433.167996] run_timer_softirq+0x52/0xb0 [ 433.172053] ? rcu_read_lock_sched_held+0x14f/0x180 [ 433.177066] __do_softirq+0x308/0xb7e [ 433.180874] ? trace_hardirqs_on_caller+0xc0/0x310 [ 433.185888] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 433.190986] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 433.196429] ? __schedule+0x973/0x21d0 [ 433.200317] ? schedule+0x108/0x460 [ 433.203952] ? trace_hardirqs_off+0xb8/0x310 [ 433.208354] ? smpboot_thread_fn+0x68b/0xa00 [ 433.212759] ? trace_hardirqs_on+0x310/0x310 [ 433.217167] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 433.222701] ? check_preemption_disabled+0x48/0x280 [ 433.227713] ? takeover_tasklets+0xa90/0xa90 [ 433.232123] run_ksoftirqd+0x5e/0x100 [ 433.235918] smpboot_thread_fn+0x68b/0xa00 [ 433.240150] ? sort_range+0x30/0x30 [ 433.243777] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 433.248872] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 433.254401] ? __kthread_parkme+0xfb/0x1a0 [ 433.258634] ? sort_range+0x30/0x30 [ 433.262259] kthread+0x35a/0x440 [ 433.265622] ? kthread_stop+0x900/0x900 [ 433.269594] ret_from_fork+0x3a/0x50 [ 433.273333] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 433.273404] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 433.280259] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 433.280264] Call Trace: [ 433.280282] dump_stack+0x244/0x39d [ 433.280301] ? dump_stack_print_info.cold.1+0x20/0x20 [ 433.286901] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 433.296124] warn_alloc.cold.116+0xb7/0x1bd [ 433.298674] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 433.302285] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 433.331526] ? lock_downgrade+0x900/0x900 [ 433.335676] ? trace_hardirqs_off+0xb8/0x310 [ 433.340097] ? trace_hardirqs_off+0xb8/0x310 [ 433.344509] __alloc_pages_slowpath+0x26e8/0x2e10 [ 433.349378] ? warn_alloc+0x120/0x120 [ 433.353194] ? warn_alloc+0x120/0x120 [ 433.356992] ? __bfs+0xb0/0x780 [ 433.360270] ? warn_alloc+0x120/0x120 [ 433.364066] ? print_usage_bug+0xc0/0xc0 [ 433.368135] ? print_usage_bug+0xc0/0xc0 [ 433.372192] ? check_usage+0x1aa/0x790 [ 433.376086] ? check_usage+0x1aa/0x790 [ 433.379979] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 433.385511] ? should_fail+0x22d/0xd01 [ 433.389401] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 433.394498] ? __lock_acquire+0x62f/0x4c20 [ 433.398731] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 433.403828] ? __lock_acquire+0x62f/0x4c20 [ 433.408057] ? should_fail+0x22d/0xd01 [ 433.411965] ? mark_held_locks+0x130/0x130 [ 433.416198] ? mark_held_locks+0x130/0x130 [ 433.420439] ? zap_class+0x640/0x640 [ 433.424147] ? ret_from_fork+0x3a/0x50 [ 433.428041] ? __lock_acquire+0x62f/0x4c20 [ 433.432291] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.437824] ? check_preemption_disabled+0x48/0x280 [ 433.442844] ? __lock_is_held+0xb5/0x140 [ 433.446909] __alloc_pages_nodemask+0xa80/0xde0 [ 433.451574] ? zap_class+0x640/0x640 [ 433.455300] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 433.460320] ? find_held_lock+0x36/0x1c0 [ 433.464384] ? ____cache_alloc_node+0x1c7/0x1e0 [ 433.469049] ? lock_downgrade+0x900/0x900 [ 433.473207] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.478743] cache_grow_begin+0xa5/0x8c0 [ 433.482798] ? do_raw_spin_unlock+0xa7/0x330 [ 433.487209] fallback_alloc+0x204/0x2e0 [ 433.491185] ____cache_alloc_node+0x1c7/0x1e0 [ 433.495677] kmem_cache_alloc_node+0xe3/0x730 [ 433.500172] ? mark_held_locks+0xc7/0x130 [ 433.504324] __alloc_skb+0x119/0x770 [ 433.508037] ? netdev_alloc_frag+0x1f0/0x1f0 [ 433.512450] ? do_raw_spin_trylock+0x270/0x270 [ 433.517029] ? kmem_cache_alloc_trace+0x353/0x750 [ 433.521872] ? queue_work_on+0x12c/0x1e0 [ 433.525933] ? switchdev_port_obj_del+0xdc/0x440 [ 433.530686] ? switchdev_trans_item_enqueue+0x260/0x260 [ 433.536048] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 433.541081] __br_mdb_notify+0x4ff/0x15d0 [ 433.545227] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 433.550339] ? __br_mdb_add+0x7f0/0x7f0 [ 433.554309] ? mark_held_locks+0x130/0x130 [ 433.558548] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 433.563653] ? debug_object_assert_init+0x368/0x4b0 [ 433.568667] ? debug_object_init_on_stack+0x20/0x20 [ 433.573681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.579219] br_mdb_notify+0x310/0x410 [ 433.583106] ? br_mdb_dump+0x27b0/0x27b0 [ 433.587178] br_multicast_del_pg+0x3df/0x790 [ 433.591601] ? br_mdb_ip_get+0x940/0x940 [ 433.595661] ? rwlock_bug.part.2+0x90/0x90 [ 433.599899] ? __lock_is_held+0xb5/0x140 [ 433.603962] br_multicast_port_group_expired+0x189/0x1e0 [ 433.609408] call_timer_fn+0x272/0x920 [ 433.613294] ? br_multicast_del_pg+0x790/0x790 [ 433.617876] ? process_timeout+0x40/0x40 [ 433.621939] ? __run_timers+0x7da/0xc70 [ 433.625911] ? _raw_spin_unlock_irq+0x27/0x80 [ 433.630402] ? _raw_spin_unlock_irq+0x27/0x80 [ 433.634892] ? br_multicast_del_pg+0x790/0x790 [ 433.639467] ? lockdep_hardirqs_on+0x296/0x5b0 [ 433.644044] ? trace_hardirqs_on+0xbd/0x310 [ 433.648365] ? kasan_check_read+0x11/0x20 [ 433.652505] ? __run_timers+0x7da/0xc70 [ 433.656478] ? trace_hardirqs_off_caller+0x310/0x310 [ 433.661583] ? br_multicast_del_pg+0x790/0x790 [ 433.666168] ? br_multicast_del_pg+0x790/0x790 [ 433.670743] __run_timers+0x7e5/0xc70 [ 433.674555] ? timer_fixup_init+0x70/0x70 [ 433.678701] ? compat_start_thread+0x80/0x80 [ 433.683111] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.688647] ? _raw_spin_unlock_irq+0x60/0x80 [ 433.693138] ? finish_task_switch+0x1f4/0x910 [ 433.697625] ? finish_task_switch+0x1b4/0x910 [ 433.702115] ? __switch_to_asm+0x34/0x70 [ 433.706173] ? preempt_notifier_register+0x200/0x200 [ 433.711267] ? __switch_to_asm+0x34/0x70 [ 433.715320] ? __switch_to_asm+0x40/0x70 [ 433.719370] ? __switch_to_asm+0x34/0x70 [ 433.723421] ? __switch_to_asm+0x40/0x70 [ 433.727472] ? __switch_to_asm+0x34/0x70 [ 433.731529] ? __switch_to_asm+0x40/0x70 [ 433.735587] ? __switch_to_asm+0x40/0x70 [ 433.739652] ? pvclock_read_flags+0x160/0x160 [ 433.744149] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.749680] ? check_preemption_disabled+0x48/0x280 [ 433.754787] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 433.760319] ? rcu_pm_notify+0xc0/0xc0 [ 433.764202] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.769734] ? check_preemption_disabled+0x48/0x280 [ 433.774750] run_timer_softirq+0x52/0xb0 [ 433.778805] ? rcu_read_lock_sched_held+0x14f/0x180 [ 433.783814] __do_softirq+0x308/0xb7e [ 433.787616] ? trace_hardirqs_on_caller+0xc0/0x310 [ 433.792560] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 433.797662] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 433.803118] ? schedule+0x108/0x460 [ 433.806741] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 433.811494] ? __schedule+0x21d0/0x21d0 [ 433.815466] ? trace_hardirqs_off+0xb8/0x310 [ 433.819867] ? smpboot_thread_fn+0x68b/0xa00 [ 433.824274] ? trace_hardirqs_on+0x310/0x310 [ 433.828677] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 433.834214] ? check_preemption_disabled+0x48/0x280 [ 433.839235] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.844771] ? takeover_tasklets+0xa90/0xa90 [ 433.849176] run_ksoftirqd+0x5e/0x100 [ 433.852973] smpboot_thread_fn+0x68b/0xa00 [ 433.857207] ? sort_range+0x30/0x30 [ 433.860836] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 433.865932] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 433.871463] ? __kthread_parkme+0xfb/0x1a0 [ 433.875694] ? sort_range+0x30/0x30 [ 433.879319] kthread+0x35a/0x440 [ 433.882685] ? kthread_stop+0x900/0x900 [ 433.886654] ret_from_fork+0x3a/0x50 [ 433.890378] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 433.890383] warn_alloc_show_mem: 1 callbacks suppressed [ 433.890389] Mem-Info: [ 433.897722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 433.903086] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 433.903086] active_file:19 inactive_file:27 isolated_file:4 [ 433.903086] unevictable:0 dirty:0 writeback:0 unstable:0 [ 433.903086] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 433.903086] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 433.903086] free:13757 free_pcp:1126 free_cma:0 [ 433.905455] Call Trace: [ 433.914831] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 433.947775] dump_stack+0x244/0x39d [ 433.950330] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 433.978008] ? dump_stack_print_info.cold.1+0x20/0x20 [ 433.981598] lowmem_reserve[]: 0 2818 6321 6321 [ 434.007712] warn_alloc.cold.116+0xb7/0x1bd [ 434.012876] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 434.017452] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 434.021741] lowmem_reserve[]: 0 0 3503 3503 [ 434.049405] ? lock_downgrade+0x900/0x900 [ 434.054213] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 434.058531] ? trace_hardirqs_off+0xb8/0x310 [ 434.062655] lowmem_reserve[]: 0 0 0 0 [ 434.092476] ? trace_hardirqs_off+0xb8/0x310 [ 434.096856] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 434.100654] __alloc_pages_slowpath+0x26e8/0x2e10 [ 434.105032] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 434.118584] ? warn_alloc+0x120/0x120 [ 434.123370] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 434.138801] ? print_usage_bug+0xc0/0xc0 [ 434.142577] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 434.157210] ? warn_alloc+0x120/0x120 [ 434.161251] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 434.170072] ? warn_alloc+0x120/0x120 [ 434.173844] 188 total pagecache pages [ 434.182403] ? print_usage_bug+0xc0/0xc0 [ 434.186181] 0 pages in swap cache [ 434.189964] ? print_usage_bug+0xc0/0xc0 [ 434.193999] Swap cache stats: add 0, delete 0, find 0/0 [ 434.197443] ? print_usage_bug+0xc0/0xc0 [ 434.201474] Free swap = 0kB [ 434.206823] ? __lock_acquire+0x62f/0x4c20 [ 434.210847] Total swap = 0kB [ 434.210855] 1965979 pages RAM [ 434.213864] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.218063] 0 pages HighMem/MovableOnly [ 434.218071] 342854 pages reserved [ 434.221079] ? should_fail+0x22d/0xd01 [ 434.224155] 0 pages cma reserved [ 434.229677] ? __lock_acquire+0x62f/0x4c20 [ 434.233752] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 434.237065] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 434.240924] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 434.244278] ? __lock_acquire+0x62f/0x4c20 [ 434.272741] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 434.277839] ? __lock_acquire+0x62f/0x4c20 [ 434.282070] ? should_fail+0x22d/0xd01 [ 434.285960] ? mark_held_locks+0x130/0x130 [ 434.290213] ? mark_held_locks+0x130/0x130 [ 434.294445] ? lock_downgrade+0x900/0x900 [ 434.298594] ? zap_class+0x640/0x640 [ 434.302301] ? print_usage_bug+0xc0/0xc0 [ 434.306356] ? trace_hardirqs_off+0xb8/0x310 [ 434.310759] ? kasan_check_read+0x11/0x20 [ 434.314903] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.320433] ? check_preemption_disabled+0x48/0x280 [ 434.325452] ? __lock_is_held+0xb5/0x140 [ 434.329516] __alloc_pages_nodemask+0xa80/0xde0 [ 434.334177] ? zap_class+0x640/0x640 [ 434.337894] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 434.342919] ? find_held_lock+0x36/0x1c0 [ 434.346985] ? ____cache_alloc_node+0x1c7/0x1e0 [ 434.351665] ? lock_downgrade+0x900/0x900 [ 434.355818] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.361358] cache_grow_begin+0xa5/0x8c0 [ 434.365411] ? do_raw_spin_unlock+0xa7/0x330 [ 434.369825] fallback_alloc+0x204/0x2e0 [ 434.373808] ____cache_alloc_node+0x1c7/0x1e0 [ 434.378303] kmem_cache_alloc_node+0xe3/0x730 [ 434.382795] ? ipv6_get_ifaddr+0x42e/0x620 [ 434.387035] __alloc_skb+0x119/0x770 [ 434.390747] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 434.396124] ? netdev_alloc_frag+0x1f0/0x1f0 [ 434.400525] ? lock_downgrade+0x900/0x900 [ 434.404677] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.410209] ? refcount_sub_and_test_checked+0x203/0x310 [ 434.415659] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 434.421107] ? addrconf_rs_timer+0x690/0x690 [ 434.425524] ndisc_alloc_skb+0x144/0x340 [ 434.429593] ndisc_send_rs+0x331/0x6e0 [ 434.433482] addrconf_rs_timer+0x314/0x690 [ 434.437720] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.441960] call_timer_fn+0x272/0x920 [ 434.445849] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.450082] ? process_timeout+0x40/0x40 [ 434.454146] ? __run_timers+0x7da/0xc70 [ 434.458122] ? _raw_spin_unlock_irq+0x27/0x80 [ 434.462612] ? _raw_spin_unlock_irq+0x27/0x80 [ 434.467097] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.471327] ? lockdep_hardirqs_on+0x296/0x5b0 [ 434.475908] ? trace_hardirqs_on+0xbd/0x310 [ 434.480221] ? kasan_check_read+0x11/0x20 [ 434.484365] ? __run_timers+0x7da/0xc70 [ 434.488334] ? trace_hardirqs_off_caller+0x310/0x310 [ 434.493448] ? __queue_work+0x1440/0x1440 [ 434.497599] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.501828] __run_timers+0x7e5/0xc70 [ 434.505631] ? timer_fixup_init+0x70/0x70 [ 434.509775] ? _raw_spin_unlock_irq+0x27/0x80 [ 434.514264] ? _raw_spin_unlock_irq+0x27/0x80 [ 434.518756] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 434.523334] ? trace_hardirqs_on+0xbd/0x310 [ 434.527649] ? kasan_check_read+0x11/0x20 [ 434.531797] ? finish_task_switch+0x1f4/0x910 [ 434.536291] ? trace_hardirqs_off_caller+0x310/0x310 [ 434.541390] ? compat_start_thread+0x80/0x80 [ 434.545812] ? pvclock_read_flags+0x160/0x160 [ 434.550297] ? __switch_to_asm+0x34/0x70 [ 434.554356] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.559887] ? check_preemption_disabled+0x48/0x280 [ 434.564904] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 434.570436] ? rcu_pm_notify+0xc0/0xc0 [ 434.574319] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.579850] ? check_preemption_disabled+0x48/0x280 [ 434.584869] run_timer_softirq+0x52/0xb0 [ 434.588922] ? rcu_read_lock_sched_held+0x14f/0x180 [ 434.593931] __do_softirq+0x308/0xb7e [ 434.597733] ? trace_hardirqs_on_caller+0xc0/0x310 [ 434.602674] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 434.607771] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 434.613217] ? __schedule+0x973/0x21d0 [ 434.617104] ? schedule+0x108/0x460 [ 434.620736] ? trace_hardirqs_off+0xb8/0x310 [ 434.625140] ? smpboot_thread_fn+0x68b/0xa00 [ 434.629548] ? trace_hardirqs_on+0x310/0x310 [ 434.633952] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.639497] ? check_preemption_disabled+0x48/0x280 [ 434.644510] ? takeover_tasklets+0xa90/0xa90 [ 434.648914] run_ksoftirqd+0x5e/0x100 [ 434.652708] smpboot_thread_fn+0x68b/0xa00 [ 434.656940] ? sort_range+0x30/0x30 [ 434.660574] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 434.665675] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.671206] ? __kthread_parkme+0xfb/0x1a0 [ 434.675437] ? sort_range+0x30/0x30 [ 434.679058] kthread+0x35a/0x440 [ 434.682422] ? kthread_stop+0x900/0x900 [ 434.686390] ret_from_fork+0x3a/0x50 [ 434.690132] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 434.690197] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 434.697051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 434.697058] Call Trace: [ 434.703614] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 434.712876] dump_stack+0x244/0x39d [ 434.715432] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 434.725746] ? dump_stack_print_info.cold.1+0x20/0x20 [ 434.739186] warn_alloc.cold.116+0xb7/0x1bd [ 434.743508] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 434.748351] ? lock_downgrade+0x900/0x900 [ 434.752500] ? trace_hardirqs_off+0xb8/0x310 [ 434.756913] ? trace_hardirqs_off+0xb8/0x310 [ 434.761323] __alloc_pages_slowpath+0x26e8/0x2e10 [ 434.766189] ? warn_alloc+0x120/0x120 [ 434.769993] ? warn_alloc+0x120/0x120 [ 434.773801] ? __bfs+0xb0/0x780 [ 434.777077] ? warn_alloc+0x120/0x120 [ 434.780872] ? print_usage_bug+0xc0/0xc0 [ 434.784936] ? print_usage_bug+0xc0/0xc0 [ 434.789004] ? check_usage+0x1aa/0x790 [ 434.792889] ? check_usage+0x1aa/0x790 [ 434.796774] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.802304] ? should_fail+0x22d/0xd01 [ 434.806195] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 434.811313] ? __lock_acquire+0x62f/0x4c20 [ 434.815548] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 434.820644] ? __lock_acquire+0x62f/0x4c20 [ 434.824876] ? should_fail+0x22d/0xd01 [ 434.828766] ? mark_held_locks+0x130/0x130 [ 434.833003] ? mark_held_locks+0x130/0x130 [ 434.837239] ? zap_class+0x640/0x640 [ 434.840953] ? ret_from_fork+0x3a/0x50 [ 434.844839] ? __lock_acquire+0x62f/0x4c20 [ 434.849069] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.854601] ? check_preemption_disabled+0x48/0x280 [ 434.859618] ? __lock_is_held+0xb5/0x140 [ 434.863678] __alloc_pages_nodemask+0xa80/0xde0 [ 434.868341] ? zap_class+0x640/0x640 [ 434.872053] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 434.877078] ? find_held_lock+0x36/0x1c0 [ 434.881143] ? ____cache_alloc_node+0x1c7/0x1e0 [ 434.885806] ? lock_downgrade+0x900/0x900 [ 434.889962] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.895981] cache_grow_begin+0xa5/0x8c0 [ 434.900041] ? do_raw_spin_unlock+0xa7/0x330 [ 434.904459] fallback_alloc+0x204/0x2e0 [ 434.908433] ____cache_alloc_node+0x1c7/0x1e0 [ 434.912930] kmem_cache_alloc_node+0xe3/0x730 [ 434.917429] ? mark_held_locks+0xc7/0x130 [ 434.921586] __alloc_skb+0x119/0x770 [ 434.925301] ? netdev_alloc_frag+0x1f0/0x1f0 [ 434.929704] ? do_raw_spin_trylock+0x270/0x270 [ 434.934282] ? kmem_cache_alloc_trace+0x353/0x750 [ 434.939124] ? queue_work_on+0x12c/0x1e0 [ 434.943187] ? switchdev_port_obj_del+0xdc/0x440 [ 434.947946] ? switchdev_trans_item_enqueue+0x260/0x260 [ 434.953314] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 434.958332] __br_mdb_notify+0x4ff/0x15d0 [ 434.962477] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 434.967584] ? __br_mdb_add+0x7f0/0x7f0 [ 434.971559] ? mark_held_locks+0x130/0x130 [ 434.975798] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 434.980900] ? debug_object_assert_init+0x368/0x4b0 [ 434.985914] ? debug_object_init_on_stack+0x20/0x20 [ 434.990940] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.996478] br_mdb_notify+0x310/0x410 [ 435.000365] ? br_mdb_dump+0x27b0/0x27b0 [ 435.004443] br_multicast_del_pg+0x3df/0x790 [ 435.008854] ? br_mdb_ip_get+0x940/0x940 [ 435.012910] ? rwlock_bug.part.2+0x90/0x90 [ 435.017156] ? __lock_is_held+0xb5/0x140 [ 435.021221] br_multicast_port_group_expired+0x189/0x1e0 [ 435.026672] call_timer_fn+0x272/0x920 [ 435.030559] ? br_multicast_del_pg+0x790/0x790 [ 435.035134] ? process_timeout+0x40/0x40 [ 435.039205] ? __run_timers+0x7da/0xc70 [ 435.043189] ? _raw_spin_unlock_irq+0x27/0x80 [ 435.047680] ? _raw_spin_unlock_irq+0x27/0x80 [ 435.052174] ? br_multicast_del_pg+0x790/0x790 [ 435.056780] ? lockdep_hardirqs_on+0x296/0x5b0 [ 435.061363] ? trace_hardirqs_on+0xbd/0x310 [ 435.066261] ? kasan_check_read+0x11/0x20 [ 435.070402] ? __run_timers+0x7da/0xc70 [ 435.074377] ? trace_hardirqs_off_caller+0x310/0x310 [ 435.079479] ? br_multicast_del_pg+0x790/0x790 [ 435.084061] ? br_multicast_del_pg+0x790/0x790 [ 435.088633] __run_timers+0x7e5/0xc70 [ 435.092444] ? timer_fixup_init+0x70/0x70 [ 435.096594] ? compat_start_thread+0x80/0x80 [ 435.101012] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.106550] ? _raw_spin_unlock_irq+0x60/0x80 [ 435.111047] ? finish_task_switch+0x1f4/0x910 [ 435.115539] ? finish_task_switch+0x1b4/0x910 [ 435.120030] ? __switch_to_asm+0x34/0x70 [ 435.124090] ? preempt_notifier_register+0x200/0x200 [ 435.129183] ? __switch_to_asm+0x34/0x70 [ 435.133234] ? __switch_to_asm+0x40/0x70 [ 435.137285] ? __switch_to_asm+0x34/0x70 [ 435.141336] ? __switch_to_asm+0x40/0x70 [ 435.145387] ? __switch_to_asm+0x34/0x70 [ 435.149441] ? __switch_to_asm+0x40/0x70 [ 435.153497] ? __switch_to_asm+0x40/0x70 [ 435.157561] ? pvclock_read_flags+0x160/0x160 [ 435.162053] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.167590] ? check_preemption_disabled+0x48/0x280 [ 435.172610] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 435.178142] ? rcu_pm_notify+0xc0/0xc0 [ 435.182024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.187555] ? check_preemption_disabled+0x48/0x280 [ 435.192579] run_timer_softirq+0x52/0xb0 [ 435.196633] ? rcu_read_lock_sched_held+0x14f/0x180 [ 435.201643] __do_softirq+0x308/0xb7e [ 435.205448] ? trace_hardirqs_on_caller+0xc0/0x310 [ 435.210376] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 435.215472] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 435.220932] ? schedule+0x108/0x460 [ 435.224555] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 435.229307] ? __schedule+0x21d0/0x21d0 [ 435.233282] ? trace_hardirqs_off+0xb8/0x310 [ 435.237686] ? smpboot_thread_fn+0x68b/0xa00 [ 435.242094] ? trace_hardirqs_on+0x310/0x310 [ 435.246497] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.252033] ? check_preemption_disabled+0x48/0x280 [ 435.257139] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.262685] ? takeover_tasklets+0xa90/0xa90 [ 435.267093] run_ksoftirqd+0x5e/0x100 [ 435.270900] smpboot_thread_fn+0x68b/0xa00 [ 435.275146] ? sort_range+0x30/0x30 [ 435.278771] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 435.283868] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.289401] ? __kthread_parkme+0xfb/0x1a0 [ 435.293641] ? sort_range+0x30/0x30 [ 435.297260] kthread+0x35a/0x440 [ 435.300622] ? kthread_stop+0x900/0x900 [ 435.304613] ret_from_fork+0x3a/0x50 [ 435.308334] warn_alloc_show_mem: 1 callbacks suppressed [ 435.308344] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 435.308345] Mem-Info: [ 435.308375] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 435.308375] active_file:19 inactive_file:27 isolated_file:4 [ 435.308375] unevictable:0 dirty:0 writeback:0 unstable:0 [ 435.308375] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 435.308375] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 435.308375] free:13757 free_pcp:1126 free_cma:0 [ 435.313709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 435.313716] Call Trace: [ 435.320556] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 435.322957] dump_stack+0x244/0x39d [ 435.356065] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 435.365414] ? dump_stack_print_info.cold.1+0x20/0x20 [ 435.367962] lowmem_reserve[]: 0 2818 6321 6321 [ 435.395984] warn_alloc.cold.116+0xb7/0x1bd [ 435.399669] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 435.425770] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 435.430929] lowmem_reserve[]: 0 0 3503 3503 [ 435.435505] ? lock_downgrade+0x900/0x900 [ 435.439796] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 435.467466] ? trace_hardirqs_off+0xb8/0x310 [ 435.472275] lowmem_reserve[]: 0 0 0 0 [ 435.476595] ? trace_hardirqs_off+0xb8/0x310 [ 435.480709] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 435.509848] __alloc_pages_slowpath+0x26e8/0x2e10 [ 435.514218] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 435.518033] ? warn_alloc+0x120/0x120 [ 435.522396] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 435.535913] ? print_usage_bug+0xc0/0xc0 [ 435.540729] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 435.556140] ? warn_alloc+0x120/0x120 [ 435.559917] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 435.574555] ? warn_alloc+0x120/0x120 [ 435.578584] 188 total pagecache pages [ 435.587408] ? print_usage_bug+0xc0/0xc0 [ 435.591185] 0 pages in swap cache [ 435.599744] ? print_usage_bug+0xc0/0xc0 [ 435.603515] Swap cache stats: add 0, delete 0, find 0/0 [ 435.607299] ? __lock_acquire+0x62f/0x4c20 [ 435.611327] Free swap = 0kB [ 435.614767] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.618797] Total swap = 0kB [ 435.624148] ? should_fail+0x22d/0xd01 [ 435.628350] 1965979 pages RAM [ 435.631357] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 435.636862] 0 pages HighMem/MovableOnly [ 435.639890] ? __lock_acquire+0x62f/0x4c20 [ 435.643743] 342854 pages reserved [ 435.646836] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 435.651906] 0 pages cma reserved [ 435.652082] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 435.655886] ? __lock_acquire+0x62f/0x4c20 [ 435.660089] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 435.663529] ? should_fail+0x22d/0xd01 [ 435.694982] ? find_held_lock+0x36/0x1c0 [ 435.699049] ? mark_held_locks+0x130/0x130 [ 435.703286] ? mark_held_locks+0x130/0x130 [ 435.707511] ? zap_class+0x640/0x640 [ 435.711223] ? mark_held_locks+0xc7/0x130 [ 435.715362] ? do_raw_spin_unlock+0xa7/0x330 [ 435.719768] ? zap_class+0x640/0x640 [ 435.723477] ? print_usage_bug+0xc0/0xc0 [ 435.727540] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.733072] ? check_preemption_disabled+0x48/0x280 [ 435.738091] ? __lock_is_held+0xb5/0x140 [ 435.742164] __alloc_pages_nodemask+0xa80/0xde0 [ 435.746829] ? zap_class+0x640/0x640 [ 435.750546] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 435.755566] ? find_held_lock+0x36/0x1c0 [ 435.759637] ? ____cache_alloc_node+0x1c7/0x1e0 [ 435.764308] ? lock_downgrade+0x900/0x900 [ 435.768472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.774006] cache_grow_begin+0xa5/0x8c0 [ 435.778060] ? do_raw_spin_unlock+0xa7/0x330 [ 435.782471] fallback_alloc+0x204/0x2e0 [ 435.786443] ____cache_alloc_node+0x1c7/0x1e0 [ 435.791028] kmem_cache_alloc_node+0xe3/0x730 [ 435.795517] ? ipv6_get_ifaddr+0x42e/0x620 [ 435.799754] __alloc_skb+0x119/0x770 [ 435.803461] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 435.808740] ? netdev_alloc_frag+0x1f0/0x1f0 [ 435.813146] ? lock_downgrade+0x900/0x900 [ 435.817294] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.822825] ? refcount_sub_and_test_checked+0x203/0x310 [ 435.828282] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 435.833733] ? addrconf_rs_timer+0x690/0x690 [ 435.838149] ndisc_alloc_skb+0x144/0x340 [ 435.842211] ndisc_send_rs+0x331/0x6e0 [ 435.846099] addrconf_rs_timer+0x314/0x690 [ 435.850334] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 435.854572] call_timer_fn+0x272/0x920 [ 435.858451] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 435.862680] ? process_timeout+0x40/0x40 [ 435.866746] ? __run_timers+0x7da/0xc70 [ 435.870719] ? _raw_spin_unlock_irq+0x27/0x80 [ 435.875211] ? _raw_spin_unlock_irq+0x27/0x80 [ 435.879696] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 435.883923] ? lockdep_hardirqs_on+0x296/0x5b0 [ 435.888507] ? trace_hardirqs_on+0xbd/0x310 [ 435.892823] ? kasan_check_read+0x11/0x20 [ 435.896977] ? __run_timers+0x7da/0xc70 [ 435.900954] ? trace_hardirqs_off_caller+0x310/0x310 [ 435.906058] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 435.910289] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 435.914514] __run_timers+0x7e5/0xc70 [ 435.918317] ? timer_fixup_init+0x70/0x70 [ 435.922465] ? _raw_spin_unlock_irq+0x27/0x80 [ 435.926954] ? _raw_spin_unlock_irq+0x27/0x80 [ 435.931448] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 435.936024] ? trace_hardirqs_on+0xbd/0x310 [ 435.940340] ? kasan_check_read+0x11/0x20 [ 435.944488] ? finish_task_switch+0x1f4/0x910 [ 435.948976] ? trace_hardirqs_off_caller+0x310/0x310 [ 435.954073] ? compat_start_thread+0x80/0x80 [ 435.958499] ? pvclock_read_flags+0x160/0x160 [ 435.962985] ? __switch_to_asm+0x34/0x70 [ 435.967050] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.972590] ? check_preemption_disabled+0x48/0x280 [ 435.977608] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 435.983143] ? rcu_pm_notify+0xc0/0xc0 [ 435.987025] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.992563] ? check_preemption_disabled+0x48/0x280 [ 435.997580] run_timer_softirq+0x52/0xb0 [ 436.001636] ? rcu_read_lock_sched_held+0x14f/0x180 [ 436.006653] __do_softirq+0x308/0xb7e [ 436.010716] ? trace_hardirqs_on_caller+0xc0/0x310 [ 436.015647] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 436.020746] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 436.026200] ? __schedule+0x973/0x21d0 [ 436.030093] ? schedule+0x108/0x460 [ 436.033729] ? trace_hardirqs_off+0xb8/0x310 [ 436.038136] ? smpboot_thread_fn+0x68b/0xa00 [ 436.042548] ? trace_hardirqs_on+0x310/0x310 [ 436.046975] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 436.052508] ? check_preemption_disabled+0x48/0x280 [ 436.057520] ? takeover_tasklets+0xa90/0xa90 [ 436.061952] run_ksoftirqd+0x5e/0x100 [ 436.066375] smpboot_thread_fn+0x68b/0xa00 [ 436.070612] ? sort_range+0x30/0x30 [ 436.074240] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 436.079339] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 436.084887] ? __kthread_parkme+0xfb/0x1a0 [ 436.089119] ? sort_range+0x30/0x30 [ 436.092741] kthread+0x35a/0x440 [ 436.096105] ? kthread_stop+0x900/0x900 [ 436.100080] ret_from_fork+0x3a/0x50 [ 436.103806] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 436.103887] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 436.110734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 436.110739] Call Trace: [ 436.110756] dump_stack+0x244/0x39d [ 436.110776] ? dump_stack_print_info.cold.1+0x20/0x20 [ 436.117292] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 436.126595] warn_alloc.cold.116+0xb7/0x1bd [ 436.129144] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 436.132756] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 436.161999] ? lock_downgrade+0x900/0x900 [ 436.166149] ? trace_hardirqs_off+0xb8/0x310 [ 436.170559] ? trace_hardirqs_off+0xb8/0x310 [ 436.174970] __alloc_pages_slowpath+0x26e8/0x2e10 [ 436.179840] ? warn_alloc+0x120/0x120 [ 436.183645] ? warn_alloc+0x120/0x120 [ 436.187440] ? __bfs+0xb0/0x780 [ 436.190714] ? warn_alloc+0x120/0x120 [ 436.194510] ? print_usage_bug+0xc0/0xc0 [ 436.198572] ? print_usage_bug+0xc0/0xc0 [ 436.202636] ? kasan_check_read+0x11/0x20 [ 436.206783] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 436.212314] ? should_fail+0x22d/0xd01 [ 436.216219] ? trace_event_raw_event_lock_acquire+0x440/0x440 [ 436.222103] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 436.227201] ? __lock_acquire+0x62f/0x4c20 [ 436.231439] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 436.236534] ? __lock_acquire+0x62f/0x4c20 [ 436.240763] ? should_fail+0x22d/0xd01 [ 436.244656] ? mark_held_locks+0x130/0x130 [ 436.248890] ? mark_held_locks+0x130/0x130 [ 436.253128] ? zap_class+0x640/0x640 [ 436.256842] ? ret_from_fork+0x3a/0x50 [ 436.260729] ? __lock_acquire+0x62f/0x4c20 [ 436.264962] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.270496] ? check_preemption_disabled+0x48/0x280 [ 436.275515] ? __lock_is_held+0xb5/0x140 [ 436.279580] __alloc_pages_nodemask+0xa80/0xde0 [ 436.284242] ? zap_class+0x640/0x640 [ 436.287957] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 436.292981] ? find_held_lock+0x36/0x1c0 [ 436.297044] ? ____cache_alloc_node+0x1c7/0x1e0 [ 436.301708] ? lock_downgrade+0x900/0x900 [ 436.305859] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.311395] cache_grow_begin+0xa5/0x8c0 [ 436.315448] ? do_raw_spin_unlock+0xa7/0x330 [ 436.319862] fallback_alloc+0x204/0x2e0 [ 436.323842] ____cache_alloc_node+0x1c7/0x1e0 [ 436.328342] kmem_cache_alloc_node+0xe3/0x730 [ 436.332839] ? mark_held_locks+0xc7/0x130 [ 436.336989] __alloc_skb+0x119/0x770 [ 436.340703] ? netdev_alloc_frag+0x1f0/0x1f0 [ 436.345104] ? do_raw_spin_trylock+0x270/0x270 [ 436.349683] ? kmem_cache_alloc_trace+0x353/0x750 [ 436.354522] ? queue_work_on+0x12c/0x1e0 [ 436.358594] ? switchdev_port_obj_del+0xdc/0x440 [ 436.363353] ? switchdev_trans_item_enqueue+0x260/0x260 [ 436.368717] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 436.373734] __br_mdb_notify+0x4ff/0x15d0 [ 436.377881] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 436.382987] ? __br_mdb_add+0x7f0/0x7f0 [ 436.386958] ? mark_held_locks+0x130/0x130 [ 436.391194] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 436.396293] ? debug_object_assert_init+0x368/0x4b0 [ 436.401323] ? debug_object_init_on_stack+0x20/0x20 [ 436.406340] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.411880] br_mdb_notify+0x310/0x410 [ 436.415764] ? br_mdb_dump+0x27b0/0x27b0 [ 436.419839] br_multicast_del_pg+0x3df/0x790 [ 436.424249] ? br_mdb_ip_get+0x940/0x940 [ 436.428303] ? rwlock_bug.part.2+0x90/0x90 [ 436.432541] ? __lock_is_held+0xb5/0x140 [ 436.436610] br_multicast_port_group_expired+0x189/0x1e0 [ 436.442056] call_timer_fn+0x272/0x920 [ 436.445940] ? br_multicast_del_pg+0x790/0x790 [ 436.450520] ? process_timeout+0x40/0x40 [ 436.454586] ? __run_timers+0x7da/0xc70 [ 436.458558] ? _raw_spin_unlock_irq+0x27/0x80 [ 436.463054] ? _raw_spin_unlock_irq+0x27/0x80 [ 436.467549] ? br_multicast_del_pg+0x790/0x790 [ 436.472126] ? lockdep_hardirqs_on+0x296/0x5b0 [ 436.476704] ? trace_hardirqs_on+0xbd/0x310 [ 436.481020] ? kasan_check_read+0x11/0x20 [ 436.485164] ? __run_timers+0x7da/0xc70 [ 436.489134] ? trace_hardirqs_off_caller+0x310/0x310 [ 436.494242] ? br_multicast_del_pg+0x790/0x790 [ 436.498832] ? br_multicast_del_pg+0x790/0x790 [ 436.503406] __run_timers+0x7e5/0xc70 [ 436.507211] ? timer_fixup_init+0x70/0x70 [ 436.511353] ? compat_start_thread+0x80/0x80 [ 436.515764] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.521316] ? _raw_spin_unlock_irq+0x60/0x80 [ 436.525821] ? finish_task_switch+0x1f4/0x910 [ 436.530315] ? finish_task_switch+0x1b4/0x910 [ 436.534810] ? __switch_to_asm+0x34/0x70 [ 436.538872] ? preempt_notifier_register+0x200/0x200 [ 436.543972] ? __switch_to_asm+0x34/0x70 [ 436.548029] ? __switch_to_asm+0x40/0x70 [ 436.552088] ? __switch_to_asm+0x34/0x70 [ 436.556143] ? __switch_to_asm+0x40/0x70 [ 436.560193] ? __switch_to_asm+0x34/0x70 [ 436.564248] ? __switch_to_asm+0x40/0x70 [ 436.568308] ? __switch_to_asm+0x40/0x70 [ 436.572378] ? pvclock_read_flags+0x160/0x160 [ 436.576870] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.582402] ? check_preemption_disabled+0x48/0x280 [ 436.587421] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 436.592959] ? rcu_pm_notify+0xc0/0xc0 [ 436.596845] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.602381] ? check_preemption_disabled+0x48/0x280 [ 436.607398] run_timer_softirq+0x52/0xb0 [ 436.611454] ? rcu_read_lock_sched_held+0x14f/0x180 [ 436.616465] __do_softirq+0x308/0xb7e [ 436.620276] ? trace_hardirqs_on_caller+0xc0/0x310 [ 436.625218] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 436.630319] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 436.635771] ? schedule+0x108/0x460 [ 436.639407] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 436.644158] ? __schedule+0x21d0/0x21d0 [ 436.648131] ? trace_hardirqs_off+0xb8/0x310 [ 436.652538] ? smpboot_thread_fn+0x68b/0xa00 [ 436.656943] ? trace_hardirqs_on+0x310/0x310 [ 436.661348] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 436.666882] ? check_preemption_disabled+0x48/0x280 [ 436.671895] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.677466] ? takeover_tasklets+0xa90/0xa90 [ 436.681872] run_ksoftirqd+0x5e/0x100 [ 436.685667] smpboot_thread_fn+0x68b/0xa00 [ 436.689902] ? sort_range+0x30/0x30 [ 436.693529] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 436.698626] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 436.704160] ? __kthread_parkme+0xfb/0x1a0 [ 436.708393] ? sort_range+0x30/0x30 [ 436.712021] kthread+0x35a/0x440 [ 436.715385] ? kthread_stop+0x900/0x900 [ 436.719360] ret_from_fork+0x3a/0x50 [ 436.723087] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 436.723092] warn_alloc_show_mem: 1 callbacks suppressed [ 436.723098] Mem-Info: [ 436.729923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 436.729930] Call Trace: [ 436.735300] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 436.735300] active_file:19 inactive_file:27 isolated_file:4 [ 436.735300] unevictable:0 dirty:0 writeback:0 unstable:0 [ 436.735300] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 436.735300] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 436.735300] free:13757 free_pcp:1126 free_cma:0 [ 436.737672] dump_stack+0x244/0x39d [ 436.747021] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 436.749595] ? dump_stack_print_info.cold.1+0x20/0x20 [ 436.782528] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 436.786158] warn_alloc.cold.116+0xb7/0x1bd [ 436.813792] lowmem_reserve[]: 0 2818 6321 6321 [ 436.818983] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 436.845063] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 436.849379] ? lock_downgrade+0x900/0x900 [ 436.853927] lowmem_reserve[]: 0 0 3503 3503 [ 436.858779] ? trace_hardirqs_off+0xb8/0x310 [ 436.886418] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 436.890580] ? trace_hardirqs_off+0xb8/0x310 [ 436.894860] lowmem_reserve[]: 0 0 0 0 [ 436.899780] __alloc_pages_slowpath+0x26e8/0x2e10 [ 436.928887] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 436.933313] ? warn_alloc+0x120/0x120 [ 436.937057] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 436.941892] ? print_usage_bug+0xc0/0xc0 [ 436.955384] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 436.959174] ? warn_alloc+0x120/0x120 [ 436.974580] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 436.978627] ? warn_alloc+0x120/0x120 [ 436.993254] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 436.997042] ? print_usage_bug+0xc0/0xc0 [ 437.005848] 188 total pagecache pages [ 437.009635] ? print_usage_bug+0xc0/0xc0 [ 437.018186] 0 pages in swap cache [ 437.022233] ? __lock_acquire+0x62f/0x4c20 [ 437.026009] Swap cache stats: add 0, delete 0, find 0/0 [ 437.030067] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.033490] Free swap = 0kB [ 437.037711] ? should_fail+0x22d/0xd01 [ 437.043042] Total swap = 0kB [ 437.048567] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 437.051557] 1965979 pages RAM [ 437.055434] ? __lock_acquire+0x62f/0x4c20 [ 437.058441] 0 pages HighMem/MovableOnly [ 437.063529] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 437.066605] 342854 pages reserved [ 437.070819] ? __lock_acquire+0x62f/0x4c20 [ 437.070833] ? should_fail+0x22d/0xd01 [ 437.074777] 0 pages cma reserved [ 437.079866] ? find_held_lock+0x36/0x1c0 [ 437.083434] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 437.087519] ? mark_held_locks+0x130/0x130 [ 437.091374] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 437.094730] ? mark_held_locks+0x130/0x130 [ 437.122402] ? zap_class+0x640/0x640 [ 437.126111] ? zap_class+0x640/0x640 [ 437.129823] ? print_usage_bug+0xc0/0xc0 [ 437.133883] ? do_raw_spin_unlock+0xa7/0x330 [ 437.138288] ? zap_class+0x640/0x640 [ 437.141997] ? print_usage_bug+0xc0/0xc0 [ 437.146056] ? wq_watchdog_touch+0x9c/0xfe [ 437.150291] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.155826] ? check_preemption_disabled+0x48/0x280 [ 437.160846] ? __lock_is_held+0xb5/0x140 [ 437.164907] __alloc_pages_nodemask+0xa80/0xde0 [ 437.169570] ? zap_class+0x640/0x640 [ 437.173283] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 437.178304] ? find_held_lock+0x36/0x1c0 [ 437.182372] ? ____cache_alloc_node+0x1c7/0x1e0 [ 437.187038] ? lock_downgrade+0x900/0x900 [ 437.191187] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.196726] cache_grow_begin+0xa5/0x8c0 [ 437.200795] ? do_raw_spin_unlock+0xa7/0x330 [ 437.205204] fallback_alloc+0x204/0x2e0 [ 437.209178] ____cache_alloc_node+0x1c7/0x1e0 [ 437.213682] kmem_cache_alloc_node+0xe3/0x730 [ 437.218170] ? ipv6_get_ifaddr+0x42e/0x620 [ 437.222411] __alloc_skb+0x119/0x770 [ 437.226117] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 437.231396] ? netdev_alloc_frag+0x1f0/0x1f0 [ 437.235982] ? lock_downgrade+0x900/0x900 [ 437.240129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.245667] ? refcount_sub_and_test_checked+0x203/0x310 [ 437.251115] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 437.256559] ? addrconf_rs_timer+0x690/0x690 [ 437.260974] ndisc_alloc_skb+0x144/0x340 [ 437.265038] ndisc_send_rs+0x331/0x6e0 [ 437.268941] addrconf_rs_timer+0x314/0x690 [ 437.273180] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.277425] call_timer_fn+0x272/0x920 [ 437.281305] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.285537] ? process_timeout+0x40/0x40 [ 437.289600] ? __run_timers+0x7da/0xc70 [ 437.293572] ? _raw_spin_unlock_irq+0x27/0x80 [ 437.298063] ? _raw_spin_unlock_irq+0x27/0x80 [ 437.302636] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.306866] ? lockdep_hardirqs_on+0x296/0x5b0 [ 437.311446] ? trace_hardirqs_on+0xbd/0x310 [ 437.315766] ? kasan_check_read+0x11/0x20 [ 437.319910] ? __run_timers+0x7da/0xc70 [ 437.323885] ? trace_hardirqs_off_caller+0x310/0x310 [ 437.328987] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.333226] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.337459] __run_timers+0x7e5/0xc70 [ 437.341265] ? timer_fixup_init+0x70/0x70 [ 437.345412] ? _raw_spin_unlock_irq+0x27/0x80 [ 437.349903] ? _raw_spin_unlock_irq+0x27/0x80 [ 437.354394] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 437.358971] ? trace_hardirqs_on+0xbd/0x310 [ 437.363289] ? kasan_check_read+0x11/0x20 [ 437.367433] ? finish_task_switch+0x1f4/0x910 [ 437.371925] ? trace_hardirqs_off_caller+0x310/0x310 [ 437.377024] ? compat_start_thread+0x80/0x80 [ 437.381451] ? pvclock_read_flags+0x160/0x160 [ 437.385938] ? __switch_to_asm+0x34/0x70 [ 437.390009] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.395541] ? check_preemption_disabled+0x48/0x280 [ 437.400574] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 437.406111] ? rcu_pm_notify+0xc0/0xc0 [ 437.409992] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.415529] ? check_preemption_disabled+0x48/0x280 [ 437.420547] run_timer_softirq+0x52/0xb0 [ 437.424602] ? rcu_read_lock_sched_held+0x14f/0x180 [ 437.429612] __do_softirq+0x308/0xb7e [ 437.433411] ? trace_hardirqs_on_caller+0xc0/0x310 [ 437.438338] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 437.443435] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 437.448881] ? __schedule+0x973/0x21d0 [ 437.452771] ? schedule+0x108/0x460 [ 437.456405] ? trace_hardirqs_off+0xb8/0x310 [ 437.460817] ? smpboot_thread_fn+0x68b/0xa00 [ 437.465311] ? trace_hardirqs_on+0x310/0x310 [ 437.469728] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.475266] ? check_preemption_disabled+0x48/0x280 [ 437.480280] ? takeover_tasklets+0xa90/0xa90 [ 437.484720] run_ksoftirqd+0x5e/0x100 [ 437.488520] smpboot_thread_fn+0x68b/0xa00 [ 437.492757] ? sort_range+0x30/0x30 [ 437.496385] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 437.501485] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.507024] ? __kthread_parkme+0xfb/0x1a0 [ 437.511260] ? sort_range+0x30/0x30 [ 437.514882] kthread+0x35a/0x440 [ 437.518253] ? kthread_stop+0x900/0x900 [ 437.522225] ret_from_fork+0x3a/0x50 [ 437.525953] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 437.526017] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 437.532881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 437.532886] Call Trace: [ 437.532904] dump_stack+0x244/0x39d [ 437.532923] ? dump_stack_print_info.cold.1+0x20/0x20 [ 437.539464] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 437.548749] warn_alloc.cold.116+0xb7/0x1bd [ 437.551301] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 437.554914] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 437.584159] ? lock_downgrade+0x900/0x900 [ 437.588311] ? trace_hardirqs_off+0xb8/0x310 [ 437.592733] ? trace_hardirqs_off+0xb8/0x310 [ 437.597147] __alloc_pages_slowpath+0x26e8/0x2e10 [ 437.602010] ? warn_alloc+0x120/0x120 [ 437.605815] ? warn_alloc+0x120/0x120 [ 437.609617] ? warn_alloc+0x120/0x120 [ 437.613417] ? print_usage_bug+0xc0/0xc0 [ 437.617472] ? __lock_acquire+0x62f/0x4c20 [ 437.621717] ? __lock_acquire+0x62f/0x4c20 [ 437.625947] ? print_usage_bug+0xc0/0xc0 [ 437.630002] ? __lock_acquire+0x62f/0x4c20 [ 437.634229] ? ret_from_fork+0x3a/0x50 [ 437.638130] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.643664] ? should_fail+0x22d/0xd01 [ 437.647563] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 437.652662] ? __lock_acquire+0x62f/0x4c20 [ 437.656907] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 437.662004] ? __lock_acquire+0x62f/0x4c20 [ 437.666232] ? should_fail+0x22d/0xd01 [ 437.670226] ? mark_held_locks+0x130/0x130 [ 437.674459] ? mark_held_locks+0x130/0x130 [ 437.678688] ? find_held_lock+0x36/0x1c0 [ 437.682760] ? zap_class+0x640/0x640 [ 437.686467] ? print_usage_bug+0xc0/0xc0 [ 437.690521] ? mark_held_locks+0x130/0x130 [ 437.694763] ? zap_class+0x640/0x640 [ 437.698473] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.704007] ? check_preemption_disabled+0x48/0x280 [ 437.709030] ? __lock_is_held+0xb5/0x140 [ 437.713091] __alloc_pages_nodemask+0xa80/0xde0 [ 437.717754] ? zap_class+0x640/0x640 [ 437.721466] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 437.726489] ? find_held_lock+0x36/0x1c0 [ 437.730558] ? ____cache_alloc_node+0x1c7/0x1e0 [ 437.735224] ? lock_downgrade+0x900/0x900 [ 437.739377] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.744917] cache_grow_begin+0xa5/0x8c0 [ 437.748972] ? do_raw_spin_unlock+0xa7/0x330 [ 437.753386] fallback_alloc+0x204/0x2e0 [ 437.757362] ____cache_alloc_node+0x1c7/0x1e0 [ 437.761860] kmem_cache_alloc_node+0xe3/0x730 [ 437.766352] ? ipv6_get_ifaddr+0x42e/0x620 [ 437.770597] __alloc_skb+0x119/0x770 [ 437.774309] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 437.779592] ? netdev_alloc_frag+0x1f0/0x1f0 [ 437.784000] ? lock_downgrade+0x900/0x900 [ 437.788152] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.793695] ? refcount_sub_and_test_checked+0x203/0x310 [ 437.799148] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 437.804598] ? addrconf_rs_timer+0x690/0x690 [ 437.809011] ndisc_alloc_skb+0x144/0x340 [ 437.813074] ndisc_send_rs+0x331/0x6e0 [ 437.816960] addrconf_rs_timer+0x314/0x690 [ 437.821202] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.825442] call_timer_fn+0x272/0x920 [ 437.829323] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.833550] ? process_timeout+0x40/0x40 [ 437.837611] ? __run_timers+0x7da/0xc70 [ 437.841590] ? _raw_spin_unlock_irq+0x27/0x80 [ 437.846081] ? _raw_spin_unlock_irq+0x27/0x80 [ 437.850569] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.854803] ? lockdep_hardirqs_on+0x296/0x5b0 [ 437.859380] ? trace_hardirqs_on+0xbd/0x310 [ 437.863707] ? kasan_check_read+0x11/0x20 [ 437.867847] ? __run_timers+0x7da/0xc70 [ 437.871821] ? trace_hardirqs_off_caller+0x310/0x310 [ 437.876935] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.881162] __run_timers+0x7e5/0xc70 [ 437.884970] ? timer_fixup_init+0x70/0x70 [ 437.889109] ? compat_start_thread+0x80/0x80 [ 437.893527] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.899066] ? _raw_spin_unlock_irq+0x60/0x80 [ 437.903559] ? finish_task_switch+0x1f4/0x910 [ 437.908047] ? finish_task_switch+0x1b4/0x910 [ 437.912535] ? __switch_to_asm+0x34/0x70 [ 437.916598] ? preempt_notifier_register+0x200/0x200 [ 437.921704] ? __switch_to_asm+0x34/0x70 [ 437.925756] ? __switch_to_asm+0x40/0x70 [ 437.929822] ? __switch_to_asm+0x34/0x70 [ 437.933874] ? __switch_to_asm+0x40/0x70 [ 437.938199] ? __switch_to_asm+0x34/0x70 [ 437.942250] ? __switch_to_asm+0x40/0x70 [ 437.946305] ? __switch_to_asm+0x40/0x70 [ 437.950373] ? pvclock_read_flags+0x160/0x160 [ 437.954864] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.960413] ? check_preemption_disabled+0x48/0x280 [ 437.965431] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 437.970967] ? rcu_pm_notify+0xc0/0xc0 [ 437.974850] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.980383] ? check_preemption_disabled+0x48/0x280 [ 437.985399] run_timer_softirq+0x52/0xb0 [ 437.989458] ? rcu_read_lock_sched_held+0x14f/0x180 [ 437.994479] __do_softirq+0x308/0xb7e [ 437.998280] ? trace_hardirqs_on_caller+0xc0/0x310 [ 438.003211] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 438.008307] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 438.013758] ? schedule+0x108/0x460 [ 438.017379] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 438.022130] ? __schedule+0x21d0/0x21d0 [ 438.026102] ? trace_hardirqs_off+0xb8/0x310 [ 438.030508] ? smpboot_thread_fn+0x68b/0xa00 [ 438.034932] ? trace_hardirqs_on+0x310/0x310 [ 438.039341] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.044873] ? check_preemption_disabled+0x48/0x280 [ 438.049883] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.055425] ? takeover_tasklets+0xa90/0xa90 [ 438.059832] run_ksoftirqd+0x5e/0x100 [ 438.064612] smpboot_thread_fn+0x68b/0xa00 [ 438.068846] ? sort_range+0x30/0x30 [ 438.072472] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 438.077572] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.083107] ? __kthread_parkme+0xfb/0x1a0 [ 438.087338] ? sort_range+0x30/0x30 [ 438.090958] kthread+0x35a/0x440 [ 438.094337] ? kthread_stop+0x900/0x900 [ 438.098305] ret_from_fork+0x3a/0x50 [ 438.102298] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 438.102302] warn_alloc_show_mem: 1 callbacks suppressed [ 438.102308] Mem-Info: [ 438.109144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 438.109151] Call Trace: [ 438.114522] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 438.114522] active_file:19 inactive_file:27 isolated_file:4 [ 438.114522] unevictable:0 dirty:0 writeback:0 unstable:0 [ 438.114522] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 438.114522] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 438.114522] free:13757 free_pcp:1126 free_cma:0 [ 438.116899] dump_stack+0x244/0x39d [ 438.126243] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 438.128813] ? dump_stack_print_info.cold.1+0x20/0x20 [ 438.161784] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 438.165415] warn_alloc.cold.116+0xb7/0x1bd [ 438.193046] lowmem_reserve[]: 0 2818 6321 6321 [ 438.198230] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 438.224307] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 438.228623] ? lock_downgrade+0x900/0x900 [ 438.233167] lowmem_reserve[]: 0 0 3503 3503 [ 438.238010] ? trace_hardirqs_off+0xb8/0x310 [ 438.265648] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 438.265677] lowmem_reserve[]: 0 0 0 0 [ 438.269820] ? trace_hardirqs_off+0xb8/0x310 [ 438.274107] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 438.278510] __alloc_pages_slowpath+0x26e8/0x2e10 [ 438.307620] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 438.311453] ? warn_alloc+0x120/0x120 [ 438.315801] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 438.329319] ? print_usage_bug+0xc0/0xc0 [ 438.334138] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 438.349552] ? warn_alloc+0x120/0x120 [ 438.353333] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 438.367970] ? warn_alloc+0x120/0x120 [ 438.372001] 188 total pagecache pages [ 438.380831] ? print_usage_bug+0xc0/0xc0 [ 438.384611] 0 pages in swap cache [ 438.393187] ? print_usage_bug+0xc0/0xc0 [ 438.396961] Swap cache stats: add 0, delete 0, find 0/0 [ 438.400745] ? __lock_acquire+0x62f/0x4c20 [ 438.404774] Free swap = 0kB [ 438.404781] Total swap = 0kB [ 438.408222] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.412251] 1965979 pages RAM [ 438.417601] ? should_fail+0x22d/0xd01 [ 438.421801] 0 pages HighMem/MovableOnly [ 438.421809] 342854 pages reserved [ 438.424814] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 438.427805] 0 pages cma reserved [ 438.433329] ? __lock_acquire+0x62f/0x4c20 [ 438.436465] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 438.440281] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 438.440293] ? __lock_acquire+0x62f/0x4c20 [ 438.440307] ? should_fail+0x22d/0xd01 [ 438.444303] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 438.447692] ? find_held_lock+0x36/0x1c0 [ 438.452767] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 438.456128] ? mark_held_locks+0x130/0x130 [ 438.503266] ? mark_held_locks+0x130/0x130 [ 438.507498] ? zap_class+0x640/0x640 [ 438.511214] ? mark_held_locks+0xc7/0x130 [ 438.515353] ? do_raw_spin_unlock+0xa7/0x330 [ 438.519757] ? zap_class+0x640/0x640 [ 438.523468] ? print_usage_bug+0xc0/0xc0 [ 438.527526] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.533059] ? check_preemption_disabled+0x48/0x280 [ 438.538081] ? __lock_is_held+0xb5/0x140 [ 438.542147] __alloc_pages_nodemask+0xa80/0xde0 [ 438.546811] ? zap_class+0x640/0x640 [ 438.550522] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 438.555547] ? find_held_lock+0x36/0x1c0 [ 438.559624] ? ____cache_alloc_node+0x1c7/0x1e0 [ 438.564289] ? lock_downgrade+0x900/0x900 [ 438.568443] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.573992] cache_grow_begin+0xa5/0x8c0 [ 438.578065] ? do_raw_spin_unlock+0xa7/0x330 [ 438.582475] fallback_alloc+0x204/0x2e0 [ 438.586448] ____cache_alloc_node+0x1c7/0x1e0 [ 438.590947] kmem_cache_alloc_node+0xe3/0x730 [ 438.595437] ? ipv6_get_ifaddr+0x42e/0x620 [ 438.599677] __alloc_skb+0x119/0x770 [ 438.603387] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 438.608662] ? netdev_alloc_frag+0x1f0/0x1f0 [ 438.613064] ? lock_downgrade+0x900/0x900 [ 438.617214] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.622743] ? refcount_sub_and_test_checked+0x203/0x310 [ 438.628191] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 438.633646] ? addrconf_rs_timer+0x690/0x690 [ 438.638062] ndisc_alloc_skb+0x144/0x340 [ 438.642122] ndisc_send_rs+0x331/0x6e0 [ 438.646009] addrconf_rs_timer+0x314/0x690 [ 438.650241] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 438.654483] call_timer_fn+0x272/0x920 [ 438.658366] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 438.662596] ? process_timeout+0x40/0x40 [ 438.666675] ? __run_timers+0x7da/0xc70 [ 438.670646] ? _raw_spin_unlock_irq+0x27/0x80 [ 438.675134] ? _raw_spin_unlock_irq+0x27/0x80 [ 438.679632] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 438.683864] ? lockdep_hardirqs_on+0x296/0x5b0 [ 438.688444] ? trace_hardirqs_on+0xbd/0x310 [ 438.692758] ? kasan_check_read+0x11/0x20 [ 438.696897] ? __run_timers+0x7da/0xc70 [ 438.700869] ? trace_hardirqs_off_caller+0x310/0x310 [ 438.705977] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 438.710497] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 438.714743] __run_timers+0x7e5/0xc70 [ 438.718552] ? timer_fixup_init+0x70/0x70 [ 438.722696] ? _raw_spin_unlock_irq+0x27/0x80 [ 438.727188] ? _raw_spin_unlock_irq+0x27/0x80 [ 438.731684] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 438.736259] ? trace_hardirqs_on+0xbd/0x310 [ 438.740576] ? kasan_check_read+0x11/0x20 [ 438.744727] ? finish_task_switch+0x1f4/0x910 [ 438.749216] ? trace_hardirqs_off_caller+0x310/0x310 [ 438.754311] ? compat_start_thread+0x80/0x80 [ 438.758738] ? pvclock_read_flags+0x160/0x160 [ 438.763224] ? __switch_to_asm+0x34/0x70 [ 438.767284] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.772819] ? check_preemption_disabled+0x48/0x280 [ 438.777842] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 438.783376] ? rcu_pm_notify+0xc0/0xc0 [ 438.787271] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.792806] ? check_preemption_disabled+0x48/0x280 [ 438.797843] run_timer_softirq+0x52/0xb0 [ 438.801901] ? rcu_read_lock_sched_held+0x14f/0x180 [ 438.806913] __do_softirq+0x308/0xb7e [ 438.810713] ? trace_hardirqs_on_caller+0xc0/0x310 [ 438.815642] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 438.820758] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 438.826207] ? __schedule+0x973/0x21d0 [ 438.830097] ? schedule+0x108/0x460 [ 438.833731] ? trace_hardirqs_off+0xb8/0x310 [ 438.838134] ? smpboot_thread_fn+0x68b/0xa00 [ 438.842540] ? trace_hardirqs_on+0x310/0x310 [ 438.846943] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.852474] ? check_preemption_disabled+0x48/0x280 [ 438.857494] ? takeover_tasklets+0xa90/0xa90 [ 438.861902] run_ksoftirqd+0x5e/0x100 [ 438.865703] smpboot_thread_fn+0x68b/0xa00 [ 438.869937] ? sort_range+0x30/0x30 [ 438.873560] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 438.878677] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.884228] ? __kthread_parkme+0xfb/0x1a0 [ 438.888462] ? sort_range+0x30/0x30 [ 438.892083] kthread+0x35a/0x440 [ 438.895881] ? kthread_stop+0x900/0x900 [ 438.899854] ret_from_fork+0x3a/0x50 [ 438.903579] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 438.903661] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 438.910506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 438.910511] Call Trace: [ 438.910528] dump_stack+0x244/0x39d [ 438.910547] ? dump_stack_print_info.cold.1+0x20/0x20 [ 438.917067] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 438.926365] warn_alloc.cold.116+0xb7/0x1bd [ 438.928934] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 438.932547] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 438.962057] ? lock_downgrade+0x900/0x900 [ 438.966221] ? trace_hardirqs_off+0xb8/0x310 [ 438.970806] ? trace_hardirqs_off+0xb8/0x310 [ 438.975217] __alloc_pages_slowpath+0x26e8/0x2e10 [ 438.980090] ? warn_alloc+0x120/0x120 [ 438.983890] ? print_usage_bug+0xc0/0xc0 [ 438.987960] ? warn_alloc+0x120/0x120 [ 438.991764] ? warn_alloc+0x120/0x120 [ 438.995561] ? print_usage_bug+0xc0/0xc0 [ 438.999629] ? print_usage_bug+0xc0/0xc0 [ 439.003689] ? __lock_acquire+0x62f/0x4c20 [ 439.007925] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 439.013980] ? should_fail+0x22d/0xd01 [ 439.017867] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 439.022968] ? __lock_acquire+0x62f/0x4c20 [ 439.027242] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 439.032342] ? __lock_acquire+0x62f/0x4c20 [ 439.036575] ? should_fail+0x22d/0xd01 [ 439.040454] ? find_held_lock+0x36/0x1c0 [ 439.044520] ? mark_held_locks+0x130/0x130 [ 439.048753] ? mark_held_locks+0x130/0x130 [ 439.052980] ? zap_class+0x640/0x640 [ 439.056692] ? zap_class+0x640/0x640 [ 439.060402] ? print_usage_bug+0xc0/0xc0 [ 439.064946] ? do_raw_spin_unlock+0xa7/0x330 [ 439.069352] ? zap_class+0x640/0x640 [ 439.073060] ? print_usage_bug+0xc0/0xc0 [ 439.077129] ? wq_watchdog_touch+0x9c/0xfe [ 439.081361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.086894] ? check_preemption_disabled+0x48/0x280 [ 439.091912] ? __lock_is_held+0xb5/0x140 [ 439.095975] __alloc_pages_nodemask+0xa80/0xde0 [ 439.100640] ? zap_class+0x640/0x640 [ 439.104352] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 439.109379] ? find_held_lock+0x36/0x1c0 [ 439.113445] ? ____cache_alloc_node+0x1c7/0x1e0 [ 439.118108] ? lock_downgrade+0x900/0x900 [ 439.122257] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.127793] cache_grow_begin+0xa5/0x8c0 [ 439.131854] ? do_raw_spin_unlock+0xa7/0x330 [ 439.136271] fallback_alloc+0x204/0x2e0 [ 439.140246] ____cache_alloc_node+0x1c7/0x1e0 [ 439.144742] kmem_cache_alloc_node+0xe3/0x730 [ 439.149237] ? ipv6_get_ifaddr+0x42e/0x620 [ 439.153475] __alloc_skb+0x119/0x770 [ 439.157188] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 439.162467] ? netdev_alloc_frag+0x1f0/0x1f0 [ 439.166872] ? lock_downgrade+0x900/0x900 [ 439.171024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.176562] ? refcount_sub_and_test_checked+0x203/0x310 [ 439.182025] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 439.187475] ? addrconf_rs_timer+0x690/0x690 [ 439.191890] ndisc_alloc_skb+0x144/0x340 [ 439.195951] ndisc_send_rs+0x331/0x6e0 [ 439.199840] addrconf_rs_timer+0x314/0x690 [ 439.204080] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.208323] call_timer_fn+0x272/0x920 [ 439.212206] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.216435] ? process_timeout+0x40/0x40 [ 439.220500] ? __run_timers+0x7da/0xc70 [ 439.224475] ? _raw_spin_unlock_irq+0x27/0x80 [ 439.228968] ? _raw_spin_unlock_irq+0x27/0x80 [ 439.233457] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.237690] ? lockdep_hardirqs_on+0x296/0x5b0 [ 439.242268] ? trace_hardirqs_on+0xbd/0x310 [ 439.246588] ? kasan_check_read+0x11/0x20 [ 439.250729] ? __run_timers+0x7da/0xc70 [ 439.254705] ? trace_hardirqs_off_caller+0x310/0x310 [ 439.259811] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.264050] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.268290] __run_timers+0x7e5/0xc70 [ 439.272106] ? timer_fixup_init+0x70/0x70 [ 439.276248] ? compat_start_thread+0x80/0x80 [ 439.280655] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.286190] ? _raw_spin_unlock_irq+0x60/0x80 [ 439.290688] ? finish_task_switch+0x1f4/0x910 [ 439.295196] ? finish_task_switch+0x1b4/0x910 [ 439.299688] ? __switch_to_asm+0x34/0x70 [ 439.303751] ? preempt_notifier_register+0x200/0x200 [ 439.308846] ? __switch_to_asm+0x34/0x70 [ 439.312898] ? __switch_to_asm+0x40/0x70 [ 439.316950] ? __switch_to_asm+0x34/0x70 [ 439.321004] ? __switch_to_asm+0x40/0x70 [ 439.325062] ? __switch_to_asm+0x34/0x70 [ 439.329118] ? __switch_to_asm+0x40/0x70 [ 439.333172] ? __switch_to_asm+0x40/0x70 [ 439.337242] ? pvclock_read_flags+0x160/0x160 [ 439.341741] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.347273] ? check_preemption_disabled+0x48/0x280 [ 439.352295] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 439.357832] ? rcu_pm_notify+0xc0/0xc0 [ 439.361716] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.367252] ? check_preemption_disabled+0x48/0x280 [ 439.372268] run_timer_softirq+0x52/0xb0 [ 439.376323] ? rcu_read_lock_sched_held+0x14f/0x180 [ 439.381347] __do_softirq+0x308/0xb7e [ 439.385151] ? trace_hardirqs_on_caller+0xc0/0x310 [ 439.390083] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 439.395180] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 439.400650] ? schedule+0x108/0x460 [ 439.404277] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 439.409031] ? __schedule+0x21d0/0x21d0 [ 439.413008] ? trace_hardirqs_off+0xb8/0x310 [ 439.417410] ? smpboot_thread_fn+0x68b/0xa00 [ 439.421814] ? trace_hardirqs_on+0x310/0x310 [ 439.426224] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 439.431756] ? check_preemption_disabled+0x48/0x280 [ 439.436770] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.442315] ? takeover_tasklets+0xa90/0xa90 [ 439.446720] run_ksoftirqd+0x5e/0x100 [ 439.450517] smpboot_thread_fn+0x68b/0xa00 [ 439.454778] ? sort_range+0x30/0x30 [ 439.458407] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 439.463517] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 439.469060] ? __kthread_parkme+0xfb/0x1a0 [ 439.473295] ? sort_range+0x30/0x30 [ 439.476924] kthread+0x35a/0x440 [ 439.480285] ? kthread_stop+0x900/0x900 [ 439.484256] ret_from_fork+0x3a/0x50 [ 439.487982] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 439.487987] warn_alloc_show_mem: 1 callbacks suppressed [ 439.487993] Mem-Info: [ 439.494824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 439.500185] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 439.500185] active_file:19 inactive_file:27 isolated_file:4 [ 439.500185] unevictable:0 dirty:0 writeback:0 unstable:0 [ 439.500185] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 439.500185] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 439.500185] free:13757 free_pcp:1126 free_cma:0 [ 439.502560] Call Trace: [ 439.511931] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 439.544895] dump_stack+0x244/0x39d [ 439.547452] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 439.575118] ? dump_stack_print_info.cold.1+0x20/0x20 [ 439.578712] lowmem_reserve[]: 0 2818 6321 6321 [ 439.604820] warn_alloc.cold.116+0xb7/0x1bd [ 439.609973] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 439.614554] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 439.618846] lowmem_reserve[]: 0 0 3503 3503 [ 439.646508] ? lock_downgrade+0x900/0x900 [ 439.651328] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 439.655645] ? trace_hardirqs_off+0xb8/0x310 [ 439.659756] lowmem_reserve[]: 0 0 0 0 [ 439.688898] ? trace_hardirqs_off+0xb8/0x310 [ 439.693273] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 439.697067] __alloc_pages_slowpath+0x26e8/0x2e10 [ 439.701442] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 439.714983] ? warn_alloc+0x120/0x120 [ 439.719777] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 439.735202] ? print_usage_bug+0xc0/0xc0 [ 439.738979] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 439.753621] ? warn_alloc+0x120/0x120 [ 439.757656] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 439.766475] ? warn_alloc+0x120/0x120 [ 439.770244] 188 total pagecache pages [ 439.778816] ? print_usage_bug+0xc0/0xc0 [ 439.782594] 0 pages in swap cache [ 439.786380] ? print_usage_bug+0xc0/0xc0 [ 439.790408] Swap cache stats: add 0, delete 0, find 0/0 [ 439.790415] Free swap = 0kB [ 439.793854] ? __lock_acquire+0x62f/0x4c20 [ 439.797886] Total swap = 0kB [ 439.803248] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 439.806237] 1965979 pages RAM [ 439.810461] ? should_fail+0x22d/0xd01 [ 439.813452] 0 pages HighMem/MovableOnly [ 439.818975] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 439.822053] 342854 pages reserved [ 439.825929] ? __lock_acquire+0x62f/0x4c20 [ 439.829870] 0 pages cma reserved [ 439.834962] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 439.838445] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 439.842602] ? __lock_acquire+0x62f/0x4c20 [ 439.842613] ? should_fail+0x22d/0xd01 [ 439.842628] ? find_held_lock+0x36/0x1c0 [ 439.846022] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 439.851064] ? mark_held_locks+0x130/0x130 [ 439.857526] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 439.861750] ? mark_held_locks+0x130/0x130 [ 439.893023] ? zap_class+0x640/0x640 [ 439.896732] ? zap_class+0x640/0x640 [ 439.900442] ? print_usage_bug+0xc0/0xc0 [ 439.904511] ? do_raw_spin_unlock+0xa7/0x330 [ 439.908916] ? zap_class+0x640/0x640 [ 439.912623] ? print_usage_bug+0xc0/0xc0 [ 439.916680] ? wq_watchdog_touch+0x9c/0xfe [ 439.920914] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.926447] ? check_preemption_disabled+0x48/0x280 [ 439.931472] ? __lock_is_held+0xb5/0x140 [ 439.935547] __alloc_pages_nodemask+0xa80/0xde0 [ 439.940212] ? zap_class+0x640/0x640 [ 439.943923] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 439.948951] ? find_held_lock+0x36/0x1c0 [ 439.953024] ? ____cache_alloc_node+0x1c7/0x1e0 [ 439.957693] ? lock_downgrade+0x900/0x900 [ 439.961843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.967385] cache_grow_begin+0xa5/0x8c0 [ 439.971441] ? do_raw_spin_unlock+0xa7/0x330 [ 439.975854] fallback_alloc+0x204/0x2e0 [ 439.979835] ____cache_alloc_node+0x1c7/0x1e0 [ 439.984334] kmem_cache_alloc_node+0xe3/0x730 [ 439.988831] ? ipv6_get_ifaddr+0x42e/0x620 [ 439.993070] __alloc_skb+0x119/0x770 [ 439.996777] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 440.002055] ? netdev_alloc_frag+0x1f0/0x1f0 [ 440.006458] ? lock_downgrade+0x900/0x900 [ 440.010620] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.016153] ? refcount_sub_and_test_checked+0x203/0x310 [ 440.021603] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 440.027049] ? addrconf_rs_timer+0x690/0x690 [ 440.031467] ndisc_alloc_skb+0x144/0x340 [ 440.035541] ndisc_send_rs+0x331/0x6e0 [ 440.039427] addrconf_rs_timer+0x314/0x690 [ 440.043660] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 440.047901] call_timer_fn+0x272/0x920 [ 440.051783] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 440.056012] ? process_timeout+0x40/0x40 [ 440.060075] ? __run_timers+0x7da/0xc70 [ 440.064609] ? _raw_spin_unlock_irq+0x27/0x80 [ 440.069103] ? _raw_spin_unlock_irq+0x27/0x80 [ 440.073593] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 440.077823] ? lockdep_hardirqs_on+0x296/0x5b0 [ 440.082407] ? trace_hardirqs_on+0xbd/0x310 [ 440.086727] ? kasan_check_read+0x11/0x20 [ 440.090866] ? __run_timers+0x7da/0xc70 [ 440.094840] ? trace_hardirqs_off_caller+0x310/0x310 [ 440.099944] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 440.104176] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 440.108406] __run_timers+0x7e5/0xc70 [ 440.112212] ? timer_fixup_init+0x70/0x70 [ 440.116536] ? _raw_spin_unlock_irq+0x27/0x80 [ 440.121025] ? _raw_spin_unlock_irq+0x27/0x80 [ 440.125518] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 440.130100] ? trace_hardirqs_on+0xbd/0x310 [ 440.134415] ? kasan_check_read+0x11/0x20 [ 440.138560] ? finish_task_switch+0x1f4/0x910 [ 440.143051] ? trace_hardirqs_off_caller+0x310/0x310 [ 440.148151] ? compat_start_thread+0x80/0x80 [ 440.152578] ? pvclock_read_flags+0x160/0x160 [ 440.157062] ? __switch_to_asm+0x34/0x70 [ 440.161121] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.166658] ? check_preemption_disabled+0x48/0x280 [ 440.171677] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 440.177207] ? rcu_pm_notify+0xc0/0xc0 [ 440.181089] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.186625] ? check_preemption_disabled+0x48/0x280 [ 440.191647] run_timer_softirq+0x52/0xb0 [ 440.195700] ? rcu_read_lock_sched_held+0x14f/0x180 [ 440.200709] __do_softirq+0x308/0xb7e [ 440.204509] ? trace_hardirqs_on_caller+0xc0/0x310 [ 440.209436] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 440.214543] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 440.219990] ? __schedule+0x973/0x21d0 [ 440.223874] ? schedule+0x108/0x460 [ 440.227511] ? trace_hardirqs_off+0xb8/0x310 [ 440.231919] ? smpboot_thread_fn+0x68b/0xa00 [ 440.236323] ? trace_hardirqs_on+0x310/0x310 [ 440.240821] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.246354] ? check_preemption_disabled+0x48/0x280 [ 440.251365] ? takeover_tasklets+0xa90/0xa90 [ 440.255766] run_ksoftirqd+0x5e/0x100 [ 440.259564] smpboot_thread_fn+0x68b/0xa00 [ 440.263799] ? sort_range+0x30/0x30 [ 440.267431] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 440.272548] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.278080] ? __kthread_parkme+0xfb/0x1a0 [ 440.282311] ? sort_range+0x30/0x30 [ 440.285934] kthread+0x35a/0x440 [ 440.289295] ? kthread_stop+0x900/0x900 [ 440.293266] ret_from_fork+0x3a/0x50 [ 440.296994] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 440.297083] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 440.303915] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 440.303919] Call Trace: [ 440.303935] dump_stack+0x244/0x39d [ 440.303956] ? dump_stack_print_info.cold.1+0x20/0x20 [ 440.310515] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 440.319775] warn_alloc.cold.116+0xb7/0x1bd [ 440.322323] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 440.325938] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 440.355287] ? lock_downgrade+0x900/0x900 [ 440.359438] ? trace_hardirqs_off+0xb8/0x310 [ 440.363851] ? trace_hardirqs_off+0xb8/0x310 [ 440.368265] __alloc_pages_slowpath+0x26e8/0x2e10 [ 440.373127] ? warn_alloc+0x120/0x120 [ 440.376923] ? print_usage_bug+0xc0/0xc0 [ 440.380987] ? warn_alloc+0x120/0x120 [ 440.384785] ? warn_alloc+0x120/0x120 [ 440.388581] ? print_usage_bug+0xc0/0xc0 [ 440.392642] ? print_usage_bug+0xc0/0xc0 [ 440.396702] ? __lock_acquire+0x62f/0x4c20 [ 440.400938] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.406497] ? should_fail+0x22d/0xd01 [ 440.410390] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 440.415493] ? __lock_acquire+0x62f/0x4c20 [ 440.419735] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 440.424833] ? __lock_acquire+0x62f/0x4c20 [ 440.429061] ? should_fail+0x22d/0xd01 [ 440.433032] ? find_held_lock+0x36/0x1c0 [ 440.437106] ? mark_held_locks+0x130/0x130 [ 440.441345] ? mark_held_locks+0x130/0x130 [ 440.445571] ? zap_class+0x640/0x640 [ 440.449282] ? zap_class+0x640/0x640 [ 440.452992] ? print_usage_bug+0xc0/0xc0 [ 440.457050] ? do_raw_spin_unlock+0xa7/0x330 [ 440.461459] ? zap_class+0x640/0x640 [ 440.465167] ? print_usage_bug+0xc0/0xc0 [ 440.469223] ? wq_watchdog_touch+0x9c/0xfe [ 440.473466] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.478998] ? check_preemption_disabled+0x48/0x280 [ 440.484020] ? __lock_is_held+0xb5/0x140 [ 440.488085] __alloc_pages_nodemask+0xa80/0xde0 [ 440.492752] ? zap_class+0x640/0x640 [ 440.496474] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 440.501497] ? find_held_lock+0x36/0x1c0 [ 440.505576] ? ____cache_alloc_node+0x1c7/0x1e0 [ 440.510249] ? lock_downgrade+0x900/0x900 [ 440.514399] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.519936] cache_grow_begin+0xa5/0x8c0 [ 440.523995] ? do_raw_spin_unlock+0xa7/0x330 [ 440.528408] fallback_alloc+0x204/0x2e0 [ 440.532389] ____cache_alloc_node+0x1c7/0x1e0 [ 440.536888] kmem_cache_alloc_node+0xe3/0x730 [ 440.541384] ? ipv6_get_ifaddr+0x42e/0x620 [ 440.545633] __alloc_skb+0x119/0x770 [ 440.549347] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 440.554624] ? netdev_alloc_frag+0x1f0/0x1f0 [ 440.559027] ? lock_downgrade+0x900/0x900 [ 440.563179] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.568712] ? refcount_sub_and_test_checked+0x203/0x310 [ 440.574161] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 440.579607] ? addrconf_rs_timer+0x690/0x690 [ 440.584018] ndisc_alloc_skb+0x144/0x340 [ 440.588076] ndisc_send_rs+0x331/0x6e0 [ 440.591967] addrconf_rs_timer+0x314/0x690 [ 440.596204] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 440.600449] call_timer_fn+0x272/0x920 [ 440.604328] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 440.608557] ? process_timeout+0x40/0x40 [ 440.612620] ? __run_timers+0x7da/0xc70 [ 440.616595] ? _raw_spin_unlock_irq+0x27/0x80 [ 440.621085] ? _raw_spin_unlock_irq+0x27/0x80 [ 440.625573] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 440.629807] ? lockdep_hardirqs_on+0x296/0x5b0 [ 440.634391] ? trace_hardirqs_on+0xbd/0x310 [ 440.638709] ? kasan_check_read+0x11/0x20 [ 440.642853] ? __run_timers+0x7da/0xc70 [ 440.646825] ? trace_hardirqs_off_caller+0x310/0x310 [ 440.651936] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 440.656168] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 440.660399] __run_timers+0x7e5/0xc70 [ 440.664297] ? timer_fixup_init+0x70/0x70 [ 440.668450] ? compat_start_thread+0x80/0x80 [ 440.672855] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.678394] ? _raw_spin_unlock_irq+0x60/0x80 [ 440.682892] ? finish_task_switch+0x1f4/0x910 [ 440.687380] ? finish_task_switch+0x1b4/0x910 [ 440.691869] ? __switch_to_asm+0x34/0x70 [ 440.695946] ? preempt_notifier_register+0x200/0x200 [ 440.701043] ? __switch_to_asm+0x34/0x70 [ 440.705108] ? __switch_to_asm+0x40/0x70 [ 440.709164] ? __switch_to_asm+0x34/0x70 [ 440.713222] ? __switch_to_asm+0x40/0x70 [ 440.717302] ? __switch_to_asm+0x34/0x70 [ 440.721364] ? __switch_to_asm+0x40/0x70 [ 440.725444] ? __switch_to_asm+0x40/0x70 [ 440.729515] ? pvclock_read_flags+0x160/0x160 [ 440.734010] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.739545] ? check_preemption_disabled+0x48/0x280 [ 440.744569] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 440.750107] ? rcu_pm_notify+0xc0/0xc0 [ 440.753995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.759545] ? check_preemption_disabled+0x48/0x280 [ 440.764566] run_timer_softirq+0x52/0xb0 [ 440.768622] ? rcu_read_lock_sched_held+0x14f/0x180 [ 440.773638] __do_softirq+0x308/0xb7e [ 440.777445] ? trace_hardirqs_on_caller+0xc0/0x310 [ 440.782375] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 440.787483] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 440.792939] ? schedule+0x108/0x460 [ 440.796561] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 440.801321] ? __schedule+0x21d0/0x21d0 [ 440.805298] ? trace_hardirqs_off+0xb8/0x310 [ 440.809701] ? smpboot_thread_fn+0x68b/0xa00 [ 440.814108] ? trace_hardirqs_on+0x310/0x310 [ 440.818527] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.824062] ? check_preemption_disabled+0x48/0x280 [ 440.829070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.834607] ? takeover_tasklets+0xa90/0xa90 [ 440.839013] run_ksoftirqd+0x5e/0x100 [ 440.842810] smpboot_thread_fn+0x68b/0xa00 [ 440.847043] ? sort_range+0x30/0x30 [ 440.850670] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 440.855770] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.861310] ? __kthread_parkme+0xfb/0x1a0 [ 440.865540] ? sort_range+0x30/0x30 [ 440.869169] kthread+0x35a/0x440 [ 440.872532] ? kthread_stop+0x900/0x900 [ 440.876512] ret_from_fork+0x3a/0x50 [ 440.880236] warn_alloc_show_mem: 1 callbacks suppressed [ 440.880246] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 440.880248] Mem-Info: [ 440.880279] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 440.880279] active_file:19 inactive_file:27 isolated_file:4 [ 440.880279] unevictable:0 dirty:0 writeback:0 unstable:0 [ 440.880279] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 440.880279] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 440.880279] free:13757 free_pcp:1126 free_cma:0 [ 440.885612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 440.892449] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 440.894836] Call Trace: [ 440.928283] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 440.937647] dump_stack+0x244/0x39d [ 440.965272] lowmem_reserve[]: 0 2818 6321 6321 [ 440.967854] ? dump_stack_print_info.cold.1+0x20/0x20 [ 440.993939] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 440.997569] warn_alloc.cold.116+0xb7/0x1bd [ 441.002124] lowmem_reserve[]: 0 0 3503 3503 [ 441.007302] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 441.034947] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 441.039267] ? lock_downgrade+0x900/0x900 [ 441.043553] lowmem_reserve[]: 0 0 0 0 [ 441.048403] ? trace_hardirqs_off+0xb8/0x310 [ 441.077509] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 441.081655] ? trace_hardirqs_off+0xb8/0x310 [ 441.085416] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 441.089828] __alloc_pages_slowpath+0x26e8/0x2e10 [ 441.103313] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 441.107742] ? warn_alloc+0x120/0x120 [ 441.123130] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 441.127955] ? print_usage_bug+0xc0/0xc0 [ 441.142584] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 441.146370] ? warn_alloc+0x120/0x120 [ 441.155184] 188 total pagecache pages [ 441.159235] ? warn_alloc+0x120/0x120 [ 441.167785] 0 pages in swap cache [ 441.171567] ? print_usage_bug+0xc0/0xc0 [ 441.175350] Swap cache stats: add 0, delete 0, find 0/0 [ 441.179144] ? print_usage_bug+0xc0/0xc0 [ 441.182565] Free swap = 0kB [ 441.186614] ? __lock_acquire+0x62f/0x4c20 [ 441.191945] Total swap = 0kB [ 441.195997] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 441.198981] 1965979 pages RAM [ 441.203204] ? should_fail+0x22d/0xd01 [ 441.206190] 0 pages HighMem/MovableOnly [ 441.211716] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 441.214794] 342854 pages reserved [ 441.218667] ? __lock_acquire+0x62f/0x4c20 [ 441.222613] 0 pages cma reserved [ 441.227706] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 441.231199] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 441.235346] ? __lock_acquire+0x62f/0x4c20 [ 441.235361] ? should_fail+0x22d/0xd01 [ 441.238786] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 441.243799] ? find_held_lock+0x36/0x1c0 [ 441.250259] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 441.254488] ? mark_held_locks+0x130/0x130 [ 441.281564] ? mark_held_locks+0x130/0x130 [ 441.285796] ? zap_class+0x640/0x640 [ 441.289515] ? mark_held_locks+0xc7/0x130 [ 441.293667] ? do_raw_spin_unlock+0xa7/0x330 [ 441.298075] ? zap_class+0x640/0x640 [ 441.301782] ? print_usage_bug+0xc0/0xc0 [ 441.305845] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.311392] ? check_preemption_disabled+0x48/0x280 [ 441.316418] ? __lock_is_held+0xb5/0x140 [ 441.320479] __alloc_pages_nodemask+0xa80/0xde0 [ 441.325143] ? zap_class+0x640/0x640 [ 441.328855] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 441.333874] ? find_held_lock+0x36/0x1c0 [ 441.337942] ? ____cache_alloc_node+0x1c7/0x1e0 [ 441.342607] ? lock_downgrade+0x900/0x900 [ 441.346758] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.352294] cache_grow_begin+0xa5/0x8c0 [ 441.356347] ? do_raw_spin_unlock+0xa7/0x330 [ 441.360767] fallback_alloc+0x204/0x2e0 [ 441.364744] ____cache_alloc_node+0x1c7/0x1e0 [ 441.369240] kmem_cache_alloc_node+0xe3/0x730 [ 441.373728] ? ipv6_get_ifaddr+0x42e/0x620 [ 441.377964] __alloc_skb+0x119/0x770 [ 441.381674] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 441.386952] ? netdev_alloc_frag+0x1f0/0x1f0 [ 441.391363] ? lock_downgrade+0x900/0x900 [ 441.395520] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.401051] ? refcount_sub_and_test_checked+0x203/0x310 [ 441.406498] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 441.411941] ? addrconf_rs_timer+0x690/0x690 [ 441.416441] ndisc_alloc_skb+0x144/0x340 [ 441.420502] ndisc_send_rs+0x331/0x6e0 [ 441.424393] addrconf_rs_timer+0x314/0x690 [ 441.428628] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.432871] call_timer_fn+0x272/0x920 [ 441.436752] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.440986] ? process_timeout+0x40/0x40 [ 441.445049] ? __run_timers+0x7da/0xc70 [ 441.449024] ? _raw_spin_unlock_irq+0x27/0x80 [ 441.453516] ? _raw_spin_unlock_irq+0x27/0x80 [ 441.458004] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.462234] ? lockdep_hardirqs_on+0x296/0x5b0 [ 441.466822] ? trace_hardirqs_on+0xbd/0x310 [ 441.471136] ? kasan_check_read+0x11/0x20 [ 441.475275] ? __run_timers+0x7da/0xc70 [ 441.479243] ? trace_hardirqs_off_caller+0x310/0x310 [ 441.484346] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.488593] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.492820] __run_timers+0x7e5/0xc70 [ 441.496628] ? timer_fixup_init+0x70/0x70 [ 441.500777] ? _raw_spin_unlock_irq+0x27/0x80 [ 441.505266] ? _raw_spin_unlock_irq+0x27/0x80 [ 441.509757] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 441.514337] ? trace_hardirqs_on+0xbd/0x310 [ 441.518662] ? kasan_check_read+0x11/0x20 [ 441.522806] ? finish_task_switch+0x1f4/0x910 [ 441.527294] ? trace_hardirqs_off_caller+0x310/0x310 [ 441.532388] ? compat_start_thread+0x80/0x80 [ 441.536815] ? pvclock_read_flags+0x160/0x160 [ 441.541303] ? __switch_to_asm+0x34/0x70 [ 441.545372] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.550906] ? check_preemption_disabled+0x48/0x280 [ 441.555924] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 441.561456] ? rcu_pm_notify+0xc0/0xc0 [ 441.565339] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.570882] ? check_preemption_disabled+0x48/0x280 [ 441.575897] run_timer_softirq+0x52/0xb0 [ 441.579950] ? rcu_read_lock_sched_held+0x14f/0x180 [ 441.584961] __do_softirq+0x308/0xb7e [ 441.588762] ? trace_hardirqs_on_caller+0xc0/0x310 [ 441.593693] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 441.598787] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 441.604233] ? __schedule+0x973/0x21d0 [ 441.608118] ? schedule+0x108/0x460 [ 441.611748] ? trace_hardirqs_off+0xb8/0x310 [ 441.616152] ? smpboot_thread_fn+0x68b/0xa00 [ 441.620562] ? trace_hardirqs_on+0x310/0x310 [ 441.624969] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 441.630502] ? check_preemption_disabled+0x48/0x280 [ 441.635512] ? takeover_tasklets+0xa90/0xa90 [ 441.639920] run_ksoftirqd+0x5e/0x100 [ 441.643713] smpboot_thread_fn+0x68b/0xa00 [ 441.647959] ? sort_range+0x30/0x30 [ 441.651669] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 441.656770] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 441.662301] ? __kthread_parkme+0xfb/0x1a0 [ 441.666536] ? sort_range+0x30/0x30 [ 441.670160] kthread+0x35a/0x440 [ 441.673522] ? kthread_stop+0x900/0x900 [ 441.677489] ret_from_fork+0x3a/0x50 [ 441.681216] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 441.681287] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 441.688132] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 441.688137] Call Trace: [ 441.688154] dump_stack+0x244/0x39d [ 441.688173] ? dump_stack_print_info.cold.1+0x20/0x20 [ 441.694685] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 441.704085] warn_alloc.cold.116+0xb7/0x1bd [ 441.706633] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 441.710245] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 441.739477] ? lock_downgrade+0x900/0x900 [ 441.743631] ? trace_hardirqs_off+0xb8/0x310 [ 441.748039] ? trace_hardirqs_off+0xb8/0x310 [ 441.752449] __alloc_pages_slowpath+0x26e8/0x2e10 [ 441.757311] ? warn_alloc+0x120/0x120 [ 441.761117] ? print_usage_bug+0xc0/0xc0 [ 441.765172] ? warn_alloc+0x120/0x120 [ 441.768974] ? warn_alloc+0x120/0x120 [ 441.772770] ? print_usage_bug+0xc0/0xc0 [ 441.776829] ? print_usage_bug+0xc0/0xc0 [ 441.780893] ? __lock_acquire+0x62f/0x4c20 [ 441.785132] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 441.790662] ? should_fail+0x22d/0xd01 [ 441.794564] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 441.799667] ? __lock_acquire+0x62f/0x4c20 [ 441.803909] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 441.809025] ? __lock_acquire+0x62f/0x4c20 [ 441.813262] ? should_fail+0x22d/0xd01 [ 441.817152] ? find_held_lock+0x36/0x1c0 [ 441.821227] ? mark_held_locks+0x130/0x130 [ 441.825463] ? mark_held_locks+0x130/0x130 [ 441.829691] ? zap_class+0x640/0x640 [ 441.833410] ? mark_held_locks+0xc7/0x130 [ 441.837550] ? do_raw_spin_unlock+0xa7/0x330 [ 441.841956] ? zap_class+0x640/0x640 [ 441.845673] ? print_usage_bug+0xc0/0xc0 [ 441.849735] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.855270] ? check_preemption_disabled+0x48/0x280 [ 441.860292] ? __lock_is_held+0xb5/0x140 [ 441.864362] __alloc_pages_nodemask+0xa80/0xde0 [ 441.869026] ? zap_class+0x640/0x640 [ 441.872741] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 441.877762] ? find_held_lock+0x36/0x1c0 [ 441.881836] ? ____cache_alloc_node+0x1c7/0x1e0 [ 441.886499] ? lock_downgrade+0x900/0x900 [ 441.890648] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.896188] cache_grow_begin+0xa5/0x8c0 [ 441.900246] ? do_raw_spin_unlock+0xa7/0x330 [ 441.904655] fallback_alloc+0x204/0x2e0 [ 441.908629] ____cache_alloc_node+0x1c7/0x1e0 [ 441.913126] kmem_cache_alloc_node+0xe3/0x730 [ 441.917615] ? ipv6_get_ifaddr+0x42e/0x620 [ 441.921855] __alloc_skb+0x119/0x770 [ 441.925561] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 441.930840] ? netdev_alloc_frag+0x1f0/0x1f0 [ 441.935242] ? lock_downgrade+0x900/0x900 [ 441.939391] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.944925] ? refcount_sub_and_test_checked+0x203/0x310 [ 441.950381] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 441.955830] ? addrconf_rs_timer+0x690/0x690 [ 441.960246] ndisc_alloc_skb+0x144/0x340 [ 441.964316] ndisc_send_rs+0x331/0x6e0 [ 441.968903] addrconf_rs_timer+0x314/0x690 [ 441.973153] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.977395] call_timer_fn+0x272/0x920 [ 441.981278] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.985517] ? process_timeout+0x40/0x40 [ 441.989580] ? __run_timers+0x7da/0xc70 [ 441.993563] ? _raw_spin_unlock_irq+0x27/0x80 [ 441.998056] ? _raw_spin_unlock_irq+0x27/0x80 [ 442.002545] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 442.006776] ? lockdep_hardirqs_on+0x296/0x5b0 [ 442.011359] ? trace_hardirqs_on+0xbd/0x310 [ 442.015675] ? kasan_check_read+0x11/0x20 [ 442.019827] ? __run_timers+0x7da/0xc70 [ 442.023800] ? trace_hardirqs_off_caller+0x310/0x310 [ 442.028914] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 442.033143] __run_timers+0x7e5/0xc70 [ 442.036948] ? timer_fixup_init+0x70/0x70 [ 442.041092] ? compat_start_thread+0x80/0x80 [ 442.045500] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.051039] ? _raw_spin_unlock_irq+0x60/0x80 [ 442.055534] ? finish_task_switch+0x1f4/0x910 [ 442.060026] ? finish_task_switch+0x1b4/0x910 [ 442.065068] ? __switch_to_asm+0x34/0x70 [ 442.069131] ? preempt_notifier_register+0x200/0x200 [ 442.074230] ? __switch_to_asm+0x34/0x70 [ 442.078284] ? __switch_to_asm+0x40/0x70 [ 442.082347] ? __switch_to_asm+0x34/0x70 [ 442.086401] ? __switch_to_asm+0x40/0x70 [ 442.090459] ? __switch_to_asm+0x34/0x70 [ 442.094509] ? __switch_to_asm+0x40/0x70 [ 442.098562] ? __switch_to_asm+0x40/0x70 [ 442.102630] ? pvclock_read_flags+0x160/0x160 [ 442.107128] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.112660] ? check_preemption_disabled+0x48/0x280 [ 442.117679] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 442.123213] ? rcu_pm_notify+0xc0/0xc0 [ 442.127095] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.132627] ? check_preemption_disabled+0x48/0x280 [ 442.137642] run_timer_softirq+0x52/0xb0 [ 442.141699] ? rcu_read_lock_sched_held+0x14f/0x180 [ 442.146715] __do_softirq+0x308/0xb7e [ 442.150517] ? trace_hardirqs_on_caller+0xc0/0x310 [ 442.155445] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 442.160544] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 442.165995] ? schedule+0x108/0x460 [ 442.169616] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 442.174369] ? __schedule+0x21d0/0x21d0 [ 442.178355] ? trace_hardirqs_off+0xb8/0x310 [ 442.182757] ? smpboot_thread_fn+0x68b/0xa00 [ 442.187158] ? trace_hardirqs_on+0x310/0x310 [ 442.191560] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.197094] ? check_preemption_disabled+0x48/0x280 [ 442.202107] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.207637] ? takeover_tasklets+0xa90/0xa90 [ 442.212041] run_ksoftirqd+0x5e/0x100 [ 442.215838] smpboot_thread_fn+0x68b/0xa00 [ 442.220074] ? sort_range+0x30/0x30 [ 442.223696] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 442.228810] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.234345] ? __kthread_parkme+0xfb/0x1a0 [ 442.238577] ? sort_range+0x30/0x30 [ 442.242196] kthread+0x35a/0x440 [ 442.245559] ? kthread_stop+0x900/0x900 [ 442.249529] ret_from_fork+0x3a/0x50 [ 442.253257] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 442.253261] warn_alloc_show_mem: 1 callbacks suppressed [ 442.253267] Mem-Info: [ 442.260114] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 442.265477] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 442.265477] active_file:19 inactive_file:27 isolated_file:4 [ 442.265477] unevictable:0 dirty:0 writeback:0 unstable:0 [ 442.265477] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 442.265477] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 442.265477] free:13757 free_pcp:1126 free_cma:0 [ 442.267843] Call Trace: [ 442.277578] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 442.310511] dump_stack+0x244/0x39d [ 442.313064] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 442.340728] ? dump_stack_print_info.cold.1+0x20/0x20 [ 442.344329] lowmem_reserve[]: 0 2818 6321 6321 [ 442.370488] warn_alloc.cold.116+0xb7/0x1bd [ 442.375642] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 442.380216] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 442.384508] lowmem_reserve[]: 0 0 3503 3503 [ 442.412172] ? lock_downgrade+0x900/0x900 [ 442.416982] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 442.421304] ? trace_hardirqs_off+0xb8/0x310 [ 442.425414] lowmem_reserve[]: 0 0 0 0 [ 442.454653] ? trace_hardirqs_off+0xb8/0x310 [ 442.459030] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 442.462826] __alloc_pages_slowpath+0x26e8/0x2e10 [ 442.467203] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 442.480742] ? warn_alloc+0x120/0x120 [ 442.485526] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 442.500959] ? print_usage_bug+0xc0/0xc0 [ 442.504738] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 442.519369] ? warn_alloc+0x120/0x120 [ 442.523407] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 442.532238] ? warn_alloc+0x120/0x120 [ 442.536009] 188 total pagecache pages [ 442.544569] ? print_usage_bug+0xc0/0xc0 [ 442.548345] 0 pages in swap cache [ 442.552125] ? print_usage_bug+0xc0/0xc0 [ 442.556152] Swap cache stats: add 0, delete 0, find 0/0 [ 442.556159] Free swap = 0kB [ 442.559600] ? __lock_acquire+0x62f/0x4c20 [ 442.563633] Total swap = 0kB [ 442.568982] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.571972] 1965979 pages RAM [ 442.576190] ? should_fail+0x22d/0xd01 [ 442.579177] 0 pages HighMem/MovableOnly [ 442.579184] 342854 pages reserved [ 442.584709] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 442.587782] 0 pages cma reserved [ 442.591654] ? __lock_acquire+0x62f/0x4c20 [ 442.595656] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 442.599046] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 442.599058] ? __lock_acquire+0x62f/0x4c20 [ 442.599073] ? should_fail+0x22d/0xd01 [ 442.604203] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 442.607506] ? find_held_lock+0x36/0x1c0 [ 442.611713] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 442.618199] ? mark_held_locks+0x130/0x130 [ 442.654592] ? mark_held_locks+0x130/0x130 [ 442.658820] ? zap_class+0x640/0x640 [ 442.662530] ? zap_class+0x640/0x640 [ 442.666260] ? print_usage_bug+0xc0/0xc0 [ 442.670314] ? do_raw_spin_unlock+0xa7/0x330 [ 442.674720] ? zap_class+0x640/0x640 [ 442.678429] ? print_usage_bug+0xc0/0xc0 [ 442.682485] ? wq_watchdog_touch+0x9c/0xfe [ 442.686721] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.692268] ? check_preemption_disabled+0x48/0x280 [ 442.697290] ? __lock_is_held+0xb5/0x140 [ 442.701356] __alloc_pages_nodemask+0xa80/0xde0 [ 442.706023] ? zap_class+0x640/0x640 [ 442.709739] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 442.714859] ? find_held_lock+0x36/0x1c0 [ 442.718927] ? ____cache_alloc_node+0x1c7/0x1e0 [ 442.723595] ? lock_downgrade+0x900/0x900 [ 442.727747] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.733283] cache_grow_begin+0xa5/0x8c0 [ 442.737336] ? do_raw_spin_unlock+0xa7/0x330 [ 442.741749] fallback_alloc+0x204/0x2e0 [ 442.745730] ____cache_alloc_node+0x1c7/0x1e0 [ 442.750311] kmem_cache_alloc_node+0xe3/0x730 [ 442.754802] ? ipv6_get_ifaddr+0x42e/0x620 [ 442.759044] __alloc_skb+0x119/0x770 [ 442.762750] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 442.768031] ? netdev_alloc_frag+0x1f0/0x1f0 [ 442.772434] ? lock_downgrade+0x900/0x900 [ 442.776582] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.782112] ? refcount_sub_and_test_checked+0x203/0x310 [ 442.787560] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 442.793004] ? addrconf_rs_timer+0x690/0x690 [ 442.797418] ndisc_alloc_skb+0x144/0x340 [ 442.801476] ndisc_send_rs+0x331/0x6e0 [ 442.805362] addrconf_rs_timer+0x314/0x690 [ 442.809596] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 442.813837] call_timer_fn+0x272/0x920 [ 442.817715] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 442.821942] ? process_timeout+0x40/0x40 [ 442.826013] ? __run_timers+0x7da/0xc70 [ 442.829991] ? _raw_spin_unlock_irq+0x27/0x80 [ 442.834486] ? _raw_spin_unlock_irq+0x27/0x80 [ 442.838977] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 442.843207] ? lockdep_hardirqs_on+0x296/0x5b0 [ 442.847798] ? trace_hardirqs_on+0xbd/0x310 [ 442.852116] ? kasan_check_read+0x11/0x20 [ 442.856266] ? __run_timers+0x7da/0xc70 [ 442.860249] ? trace_hardirqs_off_caller+0x310/0x310 [ 442.865354] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 442.869589] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 442.873817] __run_timers+0x7e5/0xc70 [ 442.877622] ? timer_fixup_init+0x70/0x70 [ 442.881766] ? _raw_spin_unlock_irq+0x27/0x80 [ 442.886267] ? _raw_spin_unlock_irq+0x27/0x80 [ 442.890757] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 442.895837] ? trace_hardirqs_on+0xbd/0x310 [ 442.900154] ? kasan_check_read+0x11/0x20 [ 442.904301] ? finish_task_switch+0x1f4/0x910 [ 442.908789] ? trace_hardirqs_off_caller+0x310/0x310 [ 442.913887] ? compat_start_thread+0x80/0x80 [ 442.918310] ? pvclock_read_flags+0x160/0x160 [ 442.922802] ? __switch_to_asm+0x34/0x70 [ 442.926863] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.932398] ? check_preemption_disabled+0x48/0x280 [ 442.937443] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 442.942980] ? rcu_pm_notify+0xc0/0xc0 [ 442.946861] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.952396] ? check_preemption_disabled+0x48/0x280 [ 442.957416] run_timer_softirq+0x52/0xb0 [ 442.961471] ? rcu_read_lock_sched_held+0x14f/0x180 [ 442.966485] __do_softirq+0x308/0xb7e [ 442.970284] ? trace_hardirqs_on_caller+0xc0/0x310 [ 442.975211] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 442.980324] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 442.985770] ? __schedule+0x973/0x21d0 [ 442.989656] ? schedule+0x108/0x460 [ 442.993288] ? trace_hardirqs_off+0xb8/0x310 [ 442.997695] ? smpboot_thread_fn+0x68b/0xa00 [ 443.002101] ? trace_hardirqs_on+0x310/0x310 [ 443.006510] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 443.012043] ? check_preemption_disabled+0x48/0x280 [ 443.017056] ? takeover_tasklets+0xa90/0xa90 [ 443.022310] run_ksoftirqd+0x5e/0x100 [ 443.026106] smpboot_thread_fn+0x68b/0xa00 [ 443.030337] ? sort_range+0x30/0x30 [ 443.033959] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 443.039060] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 443.044596] ? __kthread_parkme+0xfb/0x1a0 [ 443.048831] ? sort_range+0x30/0x30 [ 443.052455] kthread+0x35a/0x440 [ 443.055816] ? kthread_stop+0x900/0x900 [ 443.059790] ret_from_fork+0x3a/0x50 [ 443.063520] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 443.063590] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 443.070441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 443.070446] Call Trace: [ 443.070464] dump_stack+0x244/0x39d [ 443.070483] ? dump_stack_print_info.cold.1+0x20/0x20 [ 443.076996] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 443.086300] warn_alloc.cold.116+0xb7/0x1bd [ 443.088847] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 443.092460] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 443.121706] ? lock_downgrade+0x900/0x900 [ 443.125946] ? trace_hardirqs_off+0xb8/0x310 [ 443.130354] ? trace_hardirqs_off+0xb8/0x310 [ 443.134770] __alloc_pages_slowpath+0x26e8/0x2e10 [ 443.139639] ? warn_alloc+0x120/0x120 [ 443.143439] ? print_usage_bug+0xc0/0xc0 [ 443.147499] ? warn_alloc+0x120/0x120 [ 443.151300] ? warn_alloc+0x120/0x120 [ 443.155100] ? print_usage_bug+0xc0/0xc0 [ 443.159160] ? print_usage_bug+0xc0/0xc0 [ 443.163231] ? __lock_acquire+0x62f/0x4c20 [ 443.167466] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 443.173432] ? should_fail+0x22d/0xd01 [ 443.177318] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 443.182421] ? __lock_acquire+0x62f/0x4c20 [ 443.186658] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 443.191757] ? __lock_acquire+0x62f/0x4c20 [ 443.195988] ? should_fail+0x22d/0xd01 [ 443.199873] ? find_held_lock+0x36/0x1c0 [ 443.203938] ? mark_held_locks+0x130/0x130 [ 443.208175] ? mark_held_locks+0x130/0x130 [ 443.212412] ? zap_class+0x640/0x640 [ 443.216121] ? zap_class+0x640/0x640 [ 443.219833] ? print_usage_bug+0xc0/0xc0 [ 443.223885] ? do_raw_spin_unlock+0xa7/0x330 [ 443.228308] ? zap_class+0x640/0x640 [ 443.232017] ? print_usage_bug+0xc0/0xc0 [ 443.236073] ? wq_watchdog_touch+0x9c/0xfe [ 443.240308] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.245841] ? check_preemption_disabled+0x48/0x280 [ 443.250867] ? __lock_is_held+0xb5/0x140 [ 443.254933] __alloc_pages_nodemask+0xa80/0xde0 [ 443.259599] ? zap_class+0x640/0x640 [ 443.263318] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 443.268344] ? find_held_lock+0x36/0x1c0 [ 443.272411] ? ____cache_alloc_node+0x1c7/0x1e0 [ 443.277077] ? lock_downgrade+0x900/0x900 [ 443.281232] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.286769] cache_grow_begin+0xa5/0x8c0 [ 443.290824] ? do_raw_spin_unlock+0xa7/0x330 [ 443.295234] fallback_alloc+0x204/0x2e0 [ 443.299228] ____cache_alloc_node+0x1c7/0x1e0 [ 443.303727] kmem_cache_alloc_node+0xe3/0x730 [ 443.308222] ? ipv6_get_ifaddr+0x42e/0x620 [ 443.312466] __alloc_skb+0x119/0x770 [ 443.316177] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 443.321466] ? netdev_alloc_frag+0x1f0/0x1f0 [ 443.325871] ? lock_downgrade+0x900/0x900 [ 443.330019] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.335554] ? refcount_sub_and_test_checked+0x203/0x310 [ 443.341016] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 443.346468] ? addrconf_rs_timer+0x690/0x690 [ 443.350885] ndisc_alloc_skb+0x144/0x340 [ 443.354946] ndisc_send_rs+0x331/0x6e0 [ 443.358835] addrconf_rs_timer+0x314/0x690 [ 443.363158] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 443.367405] call_timer_fn+0x272/0x920 [ 443.371291] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 443.375519] ? process_timeout+0x40/0x40 [ 443.379589] ? __run_timers+0x7da/0xc70 [ 443.383566] ? _raw_spin_unlock_irq+0x27/0x80 [ 443.388055] ? _raw_spin_unlock_irq+0x27/0x80 [ 443.392542] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 443.396771] ? lockdep_hardirqs_on+0x296/0x5b0 [ 443.401352] ? trace_hardirqs_on+0xbd/0x310 [ 443.405672] ? kasan_check_read+0x11/0x20 [ 443.409822] ? __run_timers+0x7da/0xc70 [ 443.413807] ? trace_hardirqs_off_caller+0x310/0x310 [ 443.418911] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 443.423148] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 443.427383] __run_timers+0x7e5/0xc70 [ 443.431200] ? timer_fixup_init+0x70/0x70 [ 443.435349] ? compat_start_thread+0x80/0x80 [ 443.439757] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.445314] ? _raw_spin_unlock_irq+0x60/0x80 [ 443.449809] ? finish_task_switch+0x1f4/0x910 [ 443.454305] ? finish_task_switch+0x1b4/0x910 [ 443.458794] ? __switch_to_asm+0x34/0x70 [ 443.462858] ? preempt_notifier_register+0x200/0x200 [ 443.467954] ? __switch_to_asm+0x34/0x70 [ 443.472008] ? __switch_to_asm+0x40/0x70 [ 443.476062] ? __switch_to_asm+0x34/0x70 [ 443.480114] ? __switch_to_asm+0x40/0x70 [ 443.484166] ? __switch_to_asm+0x34/0x70 [ 443.488232] ? __switch_to_asm+0x40/0x70 [ 443.492291] ? __switch_to_asm+0x40/0x70 [ 443.496362] ? pvclock_read_flags+0x160/0x160 [ 443.500854] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.506392] ? check_preemption_disabled+0x48/0x280 [ 443.511414] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 443.516954] ? rcu_pm_notify+0xc0/0xc0 [ 443.520837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.526369] ? check_preemption_disabled+0x48/0x280 [ 443.531385] run_timer_softirq+0x52/0xb0 [ 443.535441] ? rcu_read_lock_sched_held+0x14f/0x180 [ 443.540454] __do_softirq+0x308/0xb7e [ 443.544255] ? trace_hardirqs_on_caller+0xc0/0x310 [ 443.549190] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 443.554289] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 443.559744] ? schedule+0x108/0x460 [ 443.563383] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 443.568136] ? __schedule+0x21d0/0x21d0 [ 443.572117] ? trace_hardirqs_off+0xb8/0x310 [ 443.576525] ? smpboot_thread_fn+0x68b/0xa00 [ 443.580929] ? trace_hardirqs_on+0x310/0x310 [ 443.585334] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 443.590865] ? check_preemption_disabled+0x48/0x280 [ 443.596419] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.601955] ? takeover_tasklets+0xa90/0xa90 [ 443.606359] run_ksoftirqd+0x5e/0x100 [ 443.610157] smpboot_thread_fn+0x68b/0xa00 [ 443.614407] ? sort_range+0x30/0x30 [ 443.618035] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 443.623138] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 443.628685] ? __kthread_parkme+0xfb/0x1a0 [ 443.632916] ? sort_range+0x30/0x30 [ 443.636538] kthread+0x35a/0x440 [ 443.640168] ? kthread_stop+0x900/0x900 [ 443.644138] ret_from_fork+0x3a/0x50 [ 443.647869] warn_alloc_show_mem: 1 callbacks suppressed [ 443.647879] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 443.647880] Mem-Info: [ 443.647911] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 443.647911] active_file:19 inactive_file:27 isolated_file:4 [ 443.647911] unevictable:0 dirty:0 writeback:0 unstable:0 [ 443.647911] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 443.647911] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 443.647911] free:13757 free_pcp:1126 free_cma:0 [ 443.653243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 443.660079] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 443.662472] Call Trace: [ 443.695415] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 443.704767] dump_stack+0x244/0x39d [ 443.732413] lowmem_reserve[]: 0 2818 6321 6321 [ 443.735002] ? dump_stack_print_info.cold.1+0x20/0x20 [ 443.761082] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 443.764711] warn_alloc.cold.116+0xb7/0x1bd [ 443.769253] lowmem_reserve[]: 0 0 3503 3503 [ 443.774435] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 443.802186] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 443.806501] ? lock_downgrade+0x900/0x900 [ 443.810794] lowmem_reserve[]: 0 0 0 0 [ 443.815634] ? trace_hardirqs_off+0xb8/0x310 [ 443.844746] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 443.848888] ? trace_hardirqs_off+0xb8/0x310 [ 443.852657] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 443.857060] __alloc_pages_slowpath+0x26e8/0x2e10 [ 443.870544] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 443.874978] ? warn_alloc+0x120/0x120 [ 443.890364] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 443.895632] ? print_usage_bug+0xc0/0xc0 [ 443.910262] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 443.914046] ? warn_alloc+0x120/0x120 [ 443.922851] 188 total pagecache pages [ 443.926901] ? warn_alloc+0x120/0x120 [ 443.935627] 0 pages in swap cache [ 443.939412] ? print_usage_bug+0xc0/0xc0 [ 443.943184] Swap cache stats: add 0, delete 0, find 0/0 [ 443.946970] ? print_usage_bug+0xc0/0xc0 [ 443.950392] Free swap = 0kB [ 443.954441] ? __lock_acquire+0x62f/0x4c20 [ 443.959774] Total swap = 0kB [ 443.963829] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 443.966816] 1965979 pages RAM [ 443.971035] ? should_fail+0x22d/0xd01 [ 443.974020] 0 pages HighMem/MovableOnly [ 443.974027] 342854 pages reserved [ 443.979551] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 443.982630] 0 pages cma reserved [ 443.986503] ? __lock_acquire+0x62f/0x4c20 [ 443.990507] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 443.993890] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 443.999046] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 444.002325] ? __lock_acquire+0x62f/0x4c20 [ 444.006530] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 444.013010] ? should_fail+0x22d/0xd01 [ 444.041111] ? find_held_lock+0x36/0x1c0 [ 444.045188] ? mark_held_locks+0x130/0x130 [ 444.049423] ? mark_held_locks+0x130/0x130 [ 444.053653] ? zap_class+0x640/0x640 [ 444.057364] ? zap_class+0x640/0x640 [ 444.061074] ? print_usage_bug+0xc0/0xc0 [ 444.065671] ? do_raw_spin_unlock+0xa7/0x330 [ 444.070082] ? zap_class+0x640/0x640 [ 444.073790] ? print_usage_bug+0xc0/0xc0 [ 444.077844] ? wq_watchdog_touch+0x9c/0xfe [ 444.082075] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.087608] ? check_preemption_disabled+0x48/0x280 [ 444.092628] ? __lock_is_held+0xb5/0x140 [ 444.096689] __alloc_pages_nodemask+0xa80/0xde0 [ 444.101353] ? zap_class+0x640/0x640 [ 444.105066] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 444.110087] ? find_held_lock+0x36/0x1c0 [ 444.114168] ? ____cache_alloc_node+0x1c7/0x1e0 [ 444.118835] ? lock_downgrade+0x900/0x900 [ 444.122983] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.128520] cache_grow_begin+0xa5/0x8c0 [ 444.132574] ? do_raw_spin_unlock+0xa7/0x330 [ 444.136987] fallback_alloc+0x204/0x2e0 [ 444.140964] ____cache_alloc_node+0x1c7/0x1e0 [ 444.145462] kmem_cache_alloc_node+0xe3/0x730 [ 444.149951] ? ipv6_get_ifaddr+0x42e/0x620 [ 444.154191] __alloc_skb+0x119/0x770 [ 444.157913] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 444.163192] ? netdev_alloc_frag+0x1f0/0x1f0 [ 444.167595] ? lock_downgrade+0x900/0x900 [ 444.171748] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.177282] ? refcount_sub_and_test_checked+0x203/0x310 [ 444.182734] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 444.188180] ? addrconf_rs_timer+0x690/0x690 [ 444.192598] ndisc_alloc_skb+0x144/0x340 [ 444.196661] ndisc_send_rs+0x331/0x6e0 [ 444.200552] addrconf_rs_timer+0x314/0x690 [ 444.204789] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 444.209035] call_timer_fn+0x272/0x920 [ 444.212919] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 444.217158] ? process_timeout+0x40/0x40 [ 444.221221] ? __run_timers+0x7da/0xc70 [ 444.225196] ? _raw_spin_unlock_irq+0x27/0x80 [ 444.229690] ? _raw_spin_unlock_irq+0x27/0x80 [ 444.234180] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 444.238413] ? lockdep_hardirqs_on+0x296/0x5b0 [ 444.242995] ? trace_hardirqs_on+0xbd/0x310 [ 444.247313] ? kasan_check_read+0x11/0x20 [ 444.251455] ? __run_timers+0x7da/0xc70 [ 444.255427] ? trace_hardirqs_off_caller+0x310/0x310 [ 444.260529] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 444.264765] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 444.269009] __run_timers+0x7e5/0xc70 [ 444.272829] ? timer_fixup_init+0x70/0x70 [ 444.276972] ? _raw_spin_unlock_irq+0x27/0x80 [ 444.281464] ? _raw_spin_unlock_irq+0x27/0x80 [ 444.285954] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 444.290536] ? trace_hardirqs_on+0xbd/0x310 [ 444.294856] ? kasan_check_read+0x11/0x20 [ 444.299010] ? finish_task_switch+0x1f4/0x910 [ 444.303501] ? trace_hardirqs_off_caller+0x310/0x310 [ 444.308599] ? compat_start_thread+0x80/0x80 [ 444.313021] ? pvclock_read_flags+0x160/0x160 [ 444.317507] ? __switch_to_asm+0x34/0x70 [ 444.321565] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.327112] ? check_preemption_disabled+0x48/0x280 [ 444.332149] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 444.337681] ? rcu_pm_notify+0xc0/0xc0 [ 444.341565] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.347107] ? check_preemption_disabled+0x48/0x280 [ 444.352133] run_timer_softirq+0x52/0xb0 [ 444.356192] ? rcu_read_lock_sched_held+0x14f/0x180 [ 444.361209] __do_softirq+0x308/0xb7e [ 444.365008] ? trace_hardirqs_on_caller+0xc0/0x310 [ 444.369936] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 444.375031] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 444.380478] ? __schedule+0x973/0x21d0 [ 444.384374] ? schedule+0x108/0x460 [ 444.388009] ? trace_hardirqs_off+0xb8/0x310 [ 444.392414] ? smpboot_thread_fn+0x68b/0xa00 [ 444.396817] ? trace_hardirqs_on+0x310/0x310 [ 444.401221] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 444.406755] ? check_preemption_disabled+0x48/0x280 [ 444.411768] ? takeover_tasklets+0xa90/0xa90 [ 444.416175] run_ksoftirqd+0x5e/0x100 [ 444.419975] smpboot_thread_fn+0x68b/0xa00 [ 444.424212] ? sort_range+0x30/0x30 [ 444.427854] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 444.432955] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 444.438491] ? __kthread_parkme+0xfb/0x1a0 [ 444.442740] ? sort_range+0x30/0x30 [ 444.446360] kthread+0x35a/0x440 [ 444.449724] ? kthread_stop+0x900/0x900 [ 444.453693] ret_from_fork+0x3a/0x50 [ 444.457422] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 444.457490] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 444.464345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 444.464350] Call Trace: [ 444.464367] dump_stack+0x244/0x39d [ 444.464386] ? dump_stack_print_info.cold.1+0x20/0x20 [ 444.470931] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 444.480215] warn_alloc.cold.116+0xb7/0x1bd [ 444.482768] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 444.486385] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 444.515629] ? lock_downgrade+0x900/0x900 [ 444.519782] ? trace_hardirqs_off+0xb8/0x310 [ 444.524198] ? trace_hardirqs_off+0xb8/0x310 [ 444.528614] __alloc_pages_slowpath+0x26e8/0x2e10 [ 444.533479] ? warn_alloc+0x120/0x120 [ 444.537282] ? print_usage_bug+0xc0/0xc0 [ 444.541342] ? warn_alloc+0x120/0x120 [ 444.545147] ? warn_alloc+0x120/0x120 [ 444.548945] ? print_usage_bug+0xc0/0xc0 [ 444.553008] ? print_usage_bug+0xc0/0xc0 [ 444.557067] ? __lock_acquire+0x62f/0x4c20 [ 444.561314] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 444.566848] ? should_fail+0x22d/0xd01 [ 444.570740] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 444.575839] ? __lock_acquire+0x62f/0x4c20 [ 444.580082] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 444.585183] ? __lock_acquire+0x62f/0x4c20 [ 444.589411] ? should_fail+0x22d/0xd01 [ 444.593292] ? find_held_lock+0x36/0x1c0 [ 444.597360] ? mark_held_locks+0x130/0x130 [ 444.601598] ? mark_held_locks+0x130/0x130 [ 444.605826] ? zap_class+0x640/0x640 [ 444.609540] ? mark_held_locks+0xc7/0x130 [ 444.613683] ? do_raw_spin_unlock+0xa7/0x330 [ 444.618093] ? zap_class+0x640/0x640 [ 444.621803] ? print_usage_bug+0xc0/0xc0 [ 444.625864] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.631400] ? check_preemption_disabled+0x48/0x280 [ 444.636425] ? __lock_is_held+0xb5/0x140 [ 444.640501] __alloc_pages_nodemask+0xa80/0xde0 [ 444.645166] ? zap_class+0x640/0x640 [ 444.648884] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 444.653907] ? find_held_lock+0x36/0x1c0 [ 444.657972] ? ____cache_alloc_node+0x1c7/0x1e0 [ 444.662639] ? lock_downgrade+0x900/0x900 [ 444.666803] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.672342] cache_grow_begin+0xa5/0x8c0 [ 444.676402] ? do_raw_spin_unlock+0xa7/0x330 [ 444.680819] fallback_alloc+0x204/0x2e0 [ 444.684796] ____cache_alloc_node+0x1c7/0x1e0 [ 444.689295] kmem_cache_alloc_node+0xe3/0x730 [ 444.693792] ? ipv6_get_ifaddr+0x42e/0x620 [ 444.698032] __alloc_skb+0x119/0x770 [ 444.701752] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 444.707029] ? netdev_alloc_frag+0x1f0/0x1f0 [ 444.711437] ? lock_downgrade+0x900/0x900 [ 444.715594] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.721127] ? refcount_sub_and_test_checked+0x203/0x310 [ 444.726579] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 444.732042] ? addrconf_rs_timer+0x690/0x690 [ 444.736471] ndisc_alloc_skb+0x144/0x340 [ 444.740532] ndisc_send_rs+0x331/0x6e0 [ 444.744424] addrconf_rs_timer+0x314/0x690 [ 444.748659] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 444.752912] call_timer_fn+0x272/0x920 [ 444.756796] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 444.761027] ? process_timeout+0x40/0x40 [ 444.765104] ? __run_timers+0x7da/0xc70 [ 444.769083] ? _raw_spin_unlock_irq+0x27/0x80 [ 444.773582] ? _raw_spin_unlock_irq+0x27/0x80 [ 444.778075] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 444.782304] ? lockdep_hardirqs_on+0x296/0x5b0 [ 444.786882] ? trace_hardirqs_on+0xbd/0x310 [ 444.791198] ? kasan_check_read+0x11/0x20 [ 444.795420] ? __run_timers+0x7da/0xc70 [ 444.799392] ? trace_hardirqs_off_caller+0x310/0x310 [ 444.804499] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 444.808727] __run_timers+0x7e5/0xc70 [ 444.812533] ? timer_fixup_init+0x70/0x70 [ 444.816681] ? compat_start_thread+0x80/0x80 [ 444.821095] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.826634] ? _raw_spin_unlock_irq+0x60/0x80 [ 444.831128] ? finish_task_switch+0x1f4/0x910 [ 444.835618] ? finish_task_switch+0x1b4/0x910 [ 444.840106] ? __switch_to_asm+0x34/0x70 [ 444.844164] ? preempt_notifier_register+0x200/0x200 [ 444.849262] ? __switch_to_asm+0x34/0x70 [ 444.853319] ? __switch_to_asm+0x40/0x70 [ 444.857373] ? __switch_to_asm+0x34/0x70 [ 444.861428] ? __switch_to_asm+0x40/0x70 [ 444.865480] ? __switch_to_asm+0x34/0x70 [ 444.869538] ? __switch_to_asm+0x40/0x70 [ 444.873606] ? __switch_to_asm+0x40/0x70 [ 444.877671] ? pvclock_read_flags+0x160/0x160 [ 444.882169] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.887704] ? check_preemption_disabled+0x48/0x280 [ 444.892726] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 444.898714] ? rcu_pm_notify+0xc0/0xc0 [ 444.902604] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.908141] ? check_preemption_disabled+0x48/0x280 [ 444.913162] run_timer_softirq+0x52/0xb0 [ 444.917220] ? rcu_read_lock_sched_held+0x14f/0x180 [ 444.922237] __do_softirq+0x308/0xb7e [ 444.926037] ? trace_hardirqs_on_caller+0xc0/0x310 [ 444.930976] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 444.936076] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 444.941544] ? schedule+0x108/0x460 [ 444.945171] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 444.949927] ? __schedule+0x21d0/0x21d0 [ 444.953904] ? trace_hardirqs_off+0xb8/0x310 [ 444.958309] ? smpboot_thread_fn+0x68b/0xa00 [ 444.962713] ? trace_hardirqs_on+0x310/0x310 [ 444.967120] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 444.972653] ? check_preemption_disabled+0x48/0x280 [ 444.977663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.983197] ? takeover_tasklets+0xa90/0xa90 [ 444.987606] run_ksoftirqd+0x5e/0x100 [ 444.991403] smpboot_thread_fn+0x68b/0xa00 [ 444.995638] ? sort_range+0x30/0x30 [ 444.999261] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 445.004359] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 445.009892] ? __kthread_parkme+0xfb/0x1a0 [ 445.014129] ? sort_range+0x30/0x30 [ 445.017753] kthread+0x35a/0x440 [ 445.021531] ? kthread_stop+0x900/0x900 [ 445.025505] ret_from_fork+0x3a/0x50 [ 445.029233] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 445.029237] warn_alloc_show_mem: 1 callbacks suppressed [ 445.029244] Mem-Info: [ 445.036552] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 445.041914] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 445.041914] active_file:19 inactive_file:27 isolated_file:4 [ 445.041914] unevictable:0 dirty:0 writeback:0 unstable:0 [ 445.041914] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 445.041914] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 445.041914] free:13757 free_pcp:1126 free_cma:0 [ 445.044282] Call Trace: [ 445.053654] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 445.086592] dump_stack+0x244/0x39d [ 445.089149] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 445.116812] ? dump_stack_print_info.cold.1+0x20/0x20 [ 445.120408] lowmem_reserve[]: 0 2818 6321 6321 [ 445.146516] warn_alloc.cold.116+0xb7/0x1bd [ 445.151668] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 445.156244] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 445.160542] lowmem_reserve[]: 0 0 3503 3503 [ 445.188203] ? lock_downgrade+0x900/0x900 [ 445.193014] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 445.197343] ? trace_hardirqs_off+0xb8/0x310 [ 445.201460] lowmem_reserve[]: 0 0 0 0 [ 445.230603] ? trace_hardirqs_off+0xb8/0x310 [ 445.234980] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 445.238776] __alloc_pages_slowpath+0x26e8/0x2e10 [ 445.243148] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 445.256687] ? warn_alloc+0x120/0x120 [ 445.261483] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 445.276995] ? print_usage_bug+0xc0/0xc0 [ 445.280779] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 445.295411] ? warn_alloc+0x120/0x120 [ 445.299448] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 445.308269] ? warn_alloc+0x120/0x120 [ 445.312043] 188 total pagecache pages [ 445.320608] ? print_usage_bug+0xc0/0xc0 [ 445.324388] 0 pages in swap cache [ 445.328173] ? print_usage_bug+0xc0/0xc0 [ 445.332210] Swap cache stats: add 0, delete 0, find 0/0 [ 445.335647] ? __lock_acquire+0x62f/0x4c20 [ 445.339680] Free swap = 0kB [ 445.345043] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 445.349247] Total swap = 0kB [ 445.352253] ? should_fail+0x22d/0xd01 [ 445.357757] 1965979 pages RAM [ 445.360762] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 445.364618] 0 pages HighMem/MovableOnly [ 445.367713] ? __lock_acquire+0x62f/0x4c20 [ 445.372789] 342854 pages reserved [ 445.376755] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 445.380961] 0 pages cma reserved [ 445.384397] ? __lock_acquire+0x62f/0x4c20 [ 445.384411] ? should_fail+0x22d/0xd01 [ 445.389553] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 445.392839] ? find_held_lock+0x36/0x1c0 [ 445.397093] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 445.400925] ? mark_held_locks+0x130/0x130 [ 445.407386] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 445.411436] ? mark_held_locks+0x130/0x130 [ 445.434811] ? zap_class+0x640/0x640 [ 445.438528] ? mark_held_locks+0xc7/0x130 [ 445.442667] ? do_raw_spin_unlock+0xa7/0x330 [ 445.447073] ? zap_class+0x640/0x640 [ 445.450791] ? print_usage_bug+0xc0/0xc0 [ 445.454852] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.460389] ? check_preemption_disabled+0x48/0x280 [ 445.465410] ? __lock_is_held+0xb5/0x140 [ 445.469475] __alloc_pages_nodemask+0xa80/0xde0 [ 445.474141] ? zap_class+0x640/0x640 [ 445.477855] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 445.482876] ? find_held_lock+0x36/0x1c0 [ 445.486941] ? ____cache_alloc_node+0x1c7/0x1e0 [ 445.491606] ? lock_downgrade+0x900/0x900 [ 445.495759] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.501296] cache_grow_begin+0xa5/0x8c0 [ 445.505353] ? do_raw_spin_unlock+0xa7/0x330 [ 445.509765] fallback_alloc+0x204/0x2e0 [ 445.513746] ____cache_alloc_node+0x1c7/0x1e0 [ 445.518242] kmem_cache_alloc_node+0xe3/0x730 [ 445.522732] ? ipv6_get_ifaddr+0x42e/0x620 [ 445.526975] __alloc_skb+0x119/0x770 [ 445.530691] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 445.535965] ? netdev_alloc_frag+0x1f0/0x1f0 [ 445.540380] ? lock_downgrade+0x900/0x900 [ 445.544532] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.550068] ? refcount_sub_and_test_checked+0x203/0x310 [ 445.555515] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 445.560966] ? addrconf_rs_timer+0x690/0x690 [ 445.565392] ndisc_alloc_skb+0x144/0x340 [ 445.569452] ndisc_send_rs+0x331/0x6e0 [ 445.573338] addrconf_rs_timer+0x314/0x690 [ 445.577574] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 445.581814] call_timer_fn+0x272/0x920 [ 445.585697] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 445.589927] ? process_timeout+0x40/0x40 [ 445.594006] ? __run_timers+0x7da/0xc70 [ 445.598001] ? _raw_spin_unlock_irq+0x27/0x80 [ 445.602491] ? _raw_spin_unlock_irq+0x27/0x80 [ 445.607003] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 445.611233] ? lockdep_hardirqs_on+0x296/0x5b0 [ 445.615812] ? trace_hardirqs_on+0xbd/0x310 [ 445.620130] ? kasan_check_read+0x11/0x20 [ 445.624275] ? __run_timers+0x7da/0xc70 [ 445.628246] ? trace_hardirqs_off_caller+0x310/0x310 [ 445.633350] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 445.637586] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 445.641818] __run_timers+0x7e5/0xc70 [ 445.645624] ? timer_fixup_init+0x70/0x70 [ 445.649769] ? _raw_spin_unlock_irq+0x27/0x80 [ 445.654282] ? _raw_spin_unlock_irq+0x27/0x80 [ 445.658775] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 445.663356] ? trace_hardirqs_on+0xbd/0x310 [ 445.667671] ? kasan_check_read+0x11/0x20 [ 445.671818] ? finish_task_switch+0x1f4/0x910 [ 445.676312] ? trace_hardirqs_off_caller+0x310/0x310 [ 445.681408] ? compat_start_thread+0x80/0x80 [ 445.685835] ? pvclock_read_flags+0x160/0x160 [ 445.690324] ? __switch_to_asm+0x34/0x70 [ 445.694381] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.699914] ? check_preemption_disabled+0x48/0x280 [ 445.704937] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 445.710473] ? rcu_pm_notify+0xc0/0xc0 [ 445.714362] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.719895] ? check_preemption_disabled+0x48/0x280 [ 445.724913] run_timer_softirq+0x52/0xb0 [ 445.728987] ? rcu_read_lock_sched_held+0x14f/0x180 [ 445.734003] __do_softirq+0x308/0xb7e [ 445.737808] ? trace_hardirqs_on_caller+0xc0/0x310 [ 445.742738] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 445.747839] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 445.753288] ? __schedule+0x973/0x21d0 [ 445.757177] ? schedule+0x108/0x460 [ 445.760809] ? trace_hardirqs_off+0xb8/0x310 [ 445.765216] ? smpboot_thread_fn+0x68b/0xa00 [ 445.769622] ? trace_hardirqs_on+0x310/0x310 [ 445.774028] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 445.779568] ? check_preemption_disabled+0x48/0x280 [ 445.784605] ? takeover_tasklets+0xa90/0xa90 [ 445.789011] run_ksoftirqd+0x5e/0x100 [ 445.792807] smpboot_thread_fn+0x68b/0xa00 [ 445.797045] ? sort_range+0x30/0x30 [ 445.800672] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 445.805774] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 445.811310] ? __kthread_parkme+0xfb/0x1a0 [ 445.815546] ? sort_range+0x30/0x30 [ 445.819179] kthread+0x35a/0x440 [ 445.822543] ? kthread_stop+0x900/0x900 [ 445.826513] ret_from_fork+0x3a/0x50 [ 445.830240] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 445.830305] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 445.837167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 445.843712] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 445.852980] Call Trace: [ 445.863275] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 445.865847] dump_stack+0x244/0x39d [ 445.874107] ? dump_stack_print_info.cold.1+0x20/0x20 [ 445.879304] warn_alloc.cold.116+0xb7/0x1bd [ 445.883640] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 445.888485] ? lock_downgrade+0x900/0x900 [ 445.892636] ? trace_hardirqs_off+0xb8/0x310 [ 445.897050] ? trace_hardirqs_off+0xb8/0x310 [ 445.901468] __alloc_pages_slowpath+0x26e8/0x2e10 [ 445.906335] ? warn_alloc+0x120/0x120 [ 445.910133] ? print_usage_bug+0xc0/0xc0 [ 445.914193] ? warn_alloc+0x120/0x120 [ 445.917995] ? warn_alloc+0x120/0x120 [ 445.921808] ? print_usage_bug+0xc0/0xc0 [ 445.925870] ? print_usage_bug+0xc0/0xc0 [ 445.929929] ? __lock_acquire+0x62f/0x4c20 [ 445.934177] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 445.939712] ? should_fail+0x22d/0xd01 [ 445.943600] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 445.948702] ? __lock_acquire+0x62f/0x4c20 [ 445.952942] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 445.958051] ? __lock_acquire+0x62f/0x4c20 [ 445.962285] ? should_fail+0x22d/0xd01 [ 445.966167] ? find_held_lock+0x36/0x1c0 [ 445.970234] ? mark_held_locks+0x130/0x130 [ 445.974478] ? mark_held_locks+0x130/0x130 [ 445.978707] ? zap_class+0x640/0x640 [ 445.982417] ? zap_class+0x640/0x640 [ 445.986129] ? print_usage_bug+0xc0/0xc0 [ 445.990185] ? do_raw_spin_unlock+0xa7/0x330 [ 445.994587] ? zap_class+0x640/0x640 [ 445.998296] ? print_usage_bug+0xc0/0xc0 [ 446.002355] ? wq_watchdog_touch+0x9c/0xfe [ 446.006591] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.012129] ? check_preemption_disabled+0x48/0x280 [ 446.017149] ? __lock_is_held+0xb5/0x140 [ 446.021212] __alloc_pages_nodemask+0xa80/0xde0 [ 446.025878] ? zap_class+0x640/0x640 [ 446.029592] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 446.034612] ? find_held_lock+0x36/0x1c0 [ 446.038679] ? ____cache_alloc_node+0x1c7/0x1e0 [ 446.043348] ? lock_downgrade+0x900/0x900 [ 446.047503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.053040] cache_grow_begin+0xa5/0x8c0 [ 446.057095] ? do_raw_spin_unlock+0xa7/0x330 [ 446.061506] fallback_alloc+0x204/0x2e0 [ 446.066513] ____cache_alloc_node+0x1c7/0x1e0 [ 446.071016] kmem_cache_alloc_node+0xe3/0x730 [ 446.075511] ? ipv6_get_ifaddr+0x42e/0x620 [ 446.079751] __alloc_skb+0x119/0x770 [ 446.083464] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 446.088740] ? netdev_alloc_frag+0x1f0/0x1f0 [ 446.093151] ? lock_downgrade+0x900/0x900 [ 446.097306] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.102840] ? refcount_sub_and_test_checked+0x203/0x310 [ 446.108292] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 446.113738] ? addrconf_rs_timer+0x690/0x690 [ 446.118154] ndisc_alloc_skb+0x144/0x340 [ 446.122218] ndisc_send_rs+0x331/0x6e0 [ 446.126111] addrconf_rs_timer+0x314/0x690 [ 446.130345] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 446.134585] call_timer_fn+0x272/0x920 [ 446.138472] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 446.142701] ? process_timeout+0x40/0x40 [ 446.146766] ? __run_timers+0x7da/0xc70 [ 446.150744] ? _raw_spin_unlock_irq+0x27/0x80 [ 446.155235] ? _raw_spin_unlock_irq+0x27/0x80 [ 446.159724] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 446.163963] ? lockdep_hardirqs_on+0x296/0x5b0 [ 446.168541] ? trace_hardirqs_on+0xbd/0x310 [ 446.172857] ? kasan_check_read+0x11/0x20 [ 446.177004] ? __run_timers+0x7da/0xc70 [ 446.180977] ? trace_hardirqs_off_caller+0x310/0x310 [ 446.186089] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 446.190334] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 446.194565] __run_timers+0x7e5/0xc70 [ 446.198368] ? timer_fixup_init+0x70/0x70 [ 446.202513] ? compat_start_thread+0x80/0x80 [ 446.206919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.212475] ? _raw_spin_unlock_irq+0x60/0x80 [ 446.216967] ? finish_task_switch+0x1f4/0x910 [ 446.221462] ? finish_task_switch+0x1b4/0x910 [ 446.225955] ? __switch_to_asm+0x34/0x70 [ 446.230016] ? preempt_notifier_register+0x200/0x200 [ 446.235113] ? __switch_to_asm+0x34/0x70 [ 446.239189] ? __switch_to_asm+0x40/0x70 [ 446.243245] ? __switch_to_asm+0x34/0x70 [ 446.247301] ? __switch_to_asm+0x40/0x70 [ 446.251364] ? __switch_to_asm+0x34/0x70 [ 446.255416] ? __switch_to_asm+0x40/0x70 [ 446.259478] ? __switch_to_asm+0x40/0x70 [ 446.263545] ? pvclock_read_flags+0x160/0x160 [ 446.268040] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.273577] ? check_preemption_disabled+0x48/0x280 [ 446.278599] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 446.284135] ? rcu_pm_notify+0xc0/0xc0 [ 446.288018] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.293552] ? check_preemption_disabled+0x48/0x280 [ 446.298569] run_timer_softirq+0x52/0xb0 [ 446.302626] ? rcu_read_lock_sched_held+0x14f/0x180 [ 446.307637] __do_softirq+0x308/0xb7e [ 446.311442] ? trace_hardirqs_on_caller+0xc0/0x310 [ 446.316373] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 446.321473] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 446.326932] ? schedule+0x108/0x460 [ 446.330558] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 446.335312] ? __schedule+0x21d0/0x21d0 [ 446.339300] ? trace_hardirqs_off+0xb8/0x310 [ 446.343717] ? smpboot_thread_fn+0x68b/0xa00 [ 446.348121] ? trace_hardirqs_on+0x310/0x310 [ 446.352526] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 446.358061] ? check_preemption_disabled+0x48/0x280 [ 446.363076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.368610] ? takeover_tasklets+0xa90/0xa90 [ 446.373019] run_ksoftirqd+0x5e/0x100 [ 446.376817] smpboot_thread_fn+0x68b/0xa00 [ 446.381052] ? sort_range+0x30/0x30 [ 446.384680] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 446.389782] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 446.395314] ? __kthread_parkme+0xfb/0x1a0 [ 446.399551] ? sort_range+0x30/0x30 [ 446.403188] kthread+0x35a/0x440 [ 446.406551] ? kthread_stop+0x900/0x900 [ 446.410524] ret_from_fork+0x3a/0x50 [ 446.414435] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 446.414439] warn_alloc_show_mem: 1 callbacks suppressed [ 446.414445] Mem-Info: [ 446.421270] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 446.421277] Call Trace: [ 446.426644] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 446.426644] active_file:19 inactive_file:27 isolated_file:4 [ 446.426644] unevictable:0 dirty:0 writeback:0 unstable:0 [ 446.426644] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 446.426644] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 446.426644] free:13757 free_pcp:1126 free_cma:0 [ 446.429022] dump_stack+0x244/0x39d [ 446.438372] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 446.440954] ? dump_stack_print_info.cold.1+0x20/0x20 [ 446.473890] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 446.477527] warn_alloc.cold.116+0xb7/0x1bd [ 446.505157] lowmem_reserve[]: 0 2818 6321 6321 [ 446.510347] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 446.536435] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 446.540751] ? lock_downgrade+0x900/0x900 [ 446.545303] lowmem_reserve[]: 0 0 3503 3503 [ 446.550139] ? trace_hardirqs_off+0xb8/0x310 [ 446.577782] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 446.581950] ? trace_hardirqs_off+0xb8/0x310 [ 446.586240] lowmem_reserve[]: 0 0 0 0 [ 446.590644] __alloc_pages_slowpath+0x26e8/0x2e10 [ 446.619757] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 446.624191] ? warn_alloc+0x120/0x120 [ 446.627952] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 446.632789] ? print_usage_bug+0xc0/0xc0 [ 446.646458] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 446.650253] ? warn_alloc+0x120/0x120 [ 446.665681] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 446.669727] ? warn_alloc+0x120/0x120 [ 446.684366] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 446.684374] 188 total pagecache pages [ 446.688194] ? print_usage_bug+0xc0/0xc0 [ 446.697003] 0 pages in swap cache [ 446.700794] ? print_usage_bug+0xc0/0xc0 [ 446.709339] Swap cache stats: add 0, delete 0, find 0/0 [ 446.709346] Free swap = 0kB [ 446.713139] ? __lock_acquire+0x62f/0x4c20 [ 446.717175] Total swap = 0kB [ 446.720621] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 446.724661] 1965979 pages RAM [ 446.730012] ? should_fail+0x22d/0xd01 [ 446.733007] 0 pages HighMem/MovableOnly [ 446.737229] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 446.740219] 342854 pages reserved [ 446.745742] ? __lock_acquire+0x62f/0x4c20 [ 446.748817] 0 pages cma reserved [ 446.752694] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 446.756702] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 446.761727] ? __lock_acquire+0x62f/0x4c20 [ 446.761740] ? should_fail+0x22d/0xd01 [ 446.761754] ? find_held_lock+0x36/0x1c0 [ 446.765415] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 446.769586] ? mark_held_locks+0x130/0x130 [ 446.772924] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 446.778021] ? mark_held_locks+0x130/0x130 [ 446.820041] ? zap_class+0x640/0x640 [ 446.823760] ? mark_held_locks+0xc7/0x130 [ 446.827911] ? do_raw_spin_unlock+0xa7/0x330 [ 446.832317] ? zap_class+0x640/0x640 [ 446.836025] ? print_usage_bug+0xc0/0xc0 [ 446.840086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.845622] ? check_preemption_disabled+0x48/0x280 [ 446.850644] ? __lock_is_held+0xb5/0x140 [ 446.854709] __alloc_pages_nodemask+0xa80/0xde0 [ 446.859376] ? zap_class+0x640/0x640 [ 446.863091] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 446.868114] ? find_held_lock+0x36/0x1c0 [ 446.872182] ? ____cache_alloc_node+0x1c7/0x1e0 [ 446.876848] ? lock_downgrade+0x900/0x900 [ 446.881026] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.886566] cache_grow_begin+0xa5/0x8c0 [ 446.890623] ? do_raw_spin_unlock+0xa7/0x330 [ 446.895579] fallback_alloc+0x204/0x2e0 [ 446.899558] ____cache_alloc_node+0x1c7/0x1e0 [ 446.904060] kmem_cache_alloc_node+0xe3/0x730 [ 446.908555] ? ipv6_get_ifaddr+0x42e/0x620 [ 446.912796] __alloc_skb+0x119/0x770 [ 446.916520] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 446.921797] ? netdev_alloc_frag+0x1f0/0x1f0 [ 446.926214] ? lock_downgrade+0x900/0x900 [ 446.930365] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.935905] ? refcount_sub_and_test_checked+0x203/0x310 [ 446.941354] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 446.946801] ? addrconf_rs_timer+0x690/0x690 [ 446.951218] ndisc_alloc_skb+0x144/0x340 [ 446.955280] ndisc_send_rs+0x331/0x6e0 [ 446.959168] addrconf_rs_timer+0x314/0x690 [ 446.963404] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 446.967643] call_timer_fn+0x272/0x920 [ 446.971525] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 446.975755] ? process_timeout+0x40/0x40 [ 446.979820] ? __run_timers+0x7da/0xc70 [ 446.983796] ? _raw_spin_unlock_irq+0x27/0x80 [ 446.988290] ? _raw_spin_unlock_irq+0x27/0x80 [ 446.992778] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 446.997007] ? lockdep_hardirqs_on+0x296/0x5b0 [ 447.001676] ? trace_hardirqs_on+0xbd/0x310 [ 447.005990] ? kasan_check_read+0x11/0x20 [ 447.010129] ? __run_timers+0x7da/0xc70 [ 447.014705] ? trace_hardirqs_off_caller+0x310/0x310 [ 447.019807] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 447.024043] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 447.028274] __run_timers+0x7e5/0xc70 [ 447.032078] ? timer_fixup_init+0x70/0x70 [ 447.036225] ? _raw_spin_unlock_irq+0x27/0x80 [ 447.040714] ? _raw_spin_unlock_irq+0x27/0x80 [ 447.045211] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 447.049792] ? trace_hardirqs_on+0xbd/0x310 [ 447.054110] ? kasan_check_read+0x11/0x20 [ 447.058254] ? finish_task_switch+0x1f4/0x910 [ 447.062745] ? trace_hardirqs_off_caller+0x310/0x310 [ 447.067842] ? compat_start_thread+0x80/0x80 [ 447.072277] ? pvclock_read_flags+0x160/0x160 [ 447.076765] ? __switch_to_asm+0x34/0x70 [ 447.080826] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.086367] ? check_preemption_disabled+0x48/0x280 [ 447.091390] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 447.096928] ? rcu_pm_notify+0xc0/0xc0 [ 447.100813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.106346] ? check_preemption_disabled+0x48/0x280 [ 447.111360] run_timer_softirq+0x52/0xb0 [ 447.115416] ? rcu_read_lock_sched_held+0x14f/0x180 [ 447.120427] __do_softirq+0x308/0xb7e [ 447.124225] ? trace_hardirqs_on_caller+0xc0/0x310 [ 447.129157] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 447.134254] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 447.139699] ? __schedule+0x973/0x21d0 [ 447.143590] ? schedule+0x108/0x460 [ 447.147241] ? trace_hardirqs_off+0xb8/0x310 [ 447.151644] ? smpboot_thread_fn+0x68b/0xa00 [ 447.156048] ? trace_hardirqs_on+0x310/0x310 [ 447.160458] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.166151] ? check_preemption_disabled+0x48/0x280 [ 447.171167] ? takeover_tasklets+0xa90/0xa90 [ 447.175570] run_ksoftirqd+0x5e/0x100 [ 447.179369] smpboot_thread_fn+0x68b/0xa00 [ 447.183607] ? sort_range+0x30/0x30 [ 447.187231] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 447.192330] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.197875] ? __kthread_parkme+0xfb/0x1a0 [ 447.202121] ? sort_range+0x30/0x30 [ 447.205743] kthread+0x35a/0x440 [ 447.209104] ? kthread_stop+0x900/0x900 [ 447.213084] ret_from_fork+0x3a/0x50 [ 447.216809] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 447.216889] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 447.223740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 447.223745] Call Trace: [ 447.223761] dump_stack+0x244/0x39d [ 447.223780] ? dump_stack_print_info.cold.1+0x20/0x20 [ 447.230341] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 447.239599] warn_alloc.cold.116+0xb7/0x1bd [ 447.242147] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 447.245763] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 447.275000] ? lock_downgrade+0x900/0x900 [ 447.279151] ? trace_hardirqs_off+0xb8/0x310 [ 447.283559] ? trace_hardirqs_off+0xb8/0x310 [ 447.287970] __alloc_pages_slowpath+0x26e8/0x2e10 [ 447.292845] ? warn_alloc+0x120/0x120 [ 447.296643] ? print_usage_bug+0xc0/0xc0 [ 447.300698] ? warn_alloc+0x120/0x120 [ 447.304497] ? warn_alloc+0x120/0x120 [ 447.308294] ? print_usage_bug+0xc0/0xc0 [ 447.312357] ? print_usage_bug+0xc0/0xc0 [ 447.316412] ? __lock_acquire+0x62f/0x4c20 [ 447.320646] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.326175] ? should_fail+0x22d/0xd01 [ 447.330066] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 447.335164] ? __lock_acquire+0x62f/0x4c20 [ 447.339400] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 447.344495] ? __lock_acquire+0x62f/0x4c20 [ 447.348725] ? should_fail+0x22d/0xd01 [ 447.352611] ? find_held_lock+0x36/0x1c0 [ 447.356679] ? mark_held_locks+0x130/0x130 [ 447.360917] ? mark_held_locks+0x130/0x130 [ 447.365143] ? zap_class+0x640/0x640 [ 447.368854] ? zap_class+0x640/0x640 [ 447.372571] ? print_usage_bug+0xc0/0xc0 [ 447.376628] ? do_raw_spin_unlock+0xa7/0x330 [ 447.381031] ? zap_class+0x640/0x640 [ 447.384742] ? print_usage_bug+0xc0/0xc0 [ 447.388797] ? wq_watchdog_touch+0x9c/0xfe [ 447.393038] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.398577] ? check_preemption_disabled+0x48/0x280 [ 447.403626] ? __lock_is_held+0xb5/0x140 [ 447.407690] __alloc_pages_nodemask+0xa80/0xde0 [ 447.412361] ? zap_class+0x640/0x640 [ 447.416074] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 447.421097] ? find_held_lock+0x36/0x1c0 [ 447.425162] ? ____cache_alloc_node+0x1c7/0x1e0 [ 447.429835] ? lock_downgrade+0x900/0x900 [ 447.433986] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.439528] cache_grow_begin+0xa5/0x8c0 [ 447.443587] ? do_raw_spin_unlock+0xa7/0x330 [ 447.447999] fallback_alloc+0x204/0x2e0 [ 447.451975] ____cache_alloc_node+0x1c7/0x1e0 [ 447.456469] kmem_cache_alloc_node+0xe3/0x730 [ 447.460964] ? ipv6_get_ifaddr+0x42e/0x620 [ 447.465203] __alloc_skb+0x119/0x770 [ 447.468911] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 447.474199] ? netdev_alloc_frag+0x1f0/0x1f0 [ 447.478605] ? lock_downgrade+0x900/0x900 [ 447.482756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.488292] ? refcount_sub_and_test_checked+0x203/0x310 [ 447.493742] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 447.499184] ? addrconf_rs_timer+0x690/0x690 [ 447.503596] ndisc_alloc_skb+0x144/0x340 [ 447.507659] ndisc_send_rs+0x331/0x6e0 [ 447.511545] addrconf_rs_timer+0x314/0x690 [ 447.515780] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 447.520030] call_timer_fn+0x272/0x920 [ 447.523913] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 447.528147] ? process_timeout+0x40/0x40 [ 447.532209] ? __run_timers+0x7da/0xc70 [ 447.536195] ? _raw_spin_unlock_irq+0x27/0x80 [ 447.540683] ? _raw_spin_unlock_irq+0x27/0x80 [ 447.545171] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 447.549401] ? lockdep_hardirqs_on+0x296/0x5b0 [ 447.553981] ? trace_hardirqs_on+0xbd/0x310 [ 447.558296] ? kasan_check_read+0x11/0x20 [ 447.562438] ? __run_timers+0x7da/0xc70 [ 447.566408] ? trace_hardirqs_off_caller+0x310/0x310 [ 447.571509] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 447.575742] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 447.579969] __run_timers+0x7e5/0xc70 [ 447.583778] ? timer_fixup_init+0x70/0x70 [ 447.587923] ? compat_start_thread+0x80/0x80 [ 447.592332] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.597873] ? _raw_spin_unlock_irq+0x60/0x80 [ 447.602365] ? finish_task_switch+0x1f4/0x910 [ 447.606854] ? finish_task_switch+0x1b4/0x910 [ 447.611342] ? __switch_to_asm+0x34/0x70 [ 447.615405] ? preempt_notifier_register+0x200/0x200 [ 447.620504] ? __switch_to_asm+0x34/0x70 [ 447.624556] ? __switch_to_asm+0x40/0x70 [ 447.628610] ? __switch_to_asm+0x34/0x70 [ 447.632665] ? __switch_to_asm+0x40/0x70 [ 447.636721] ? __switch_to_asm+0x34/0x70 [ 447.640774] ? __switch_to_asm+0x40/0x70 [ 447.644834] ? __switch_to_asm+0x40/0x70 [ 447.648901] ? pvclock_read_flags+0x160/0x160 [ 447.653394] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.658927] ? check_preemption_disabled+0x48/0x280 [ 447.663948] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 447.669481] ? rcu_pm_notify+0xc0/0xc0 [ 447.673368] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.678900] ? check_preemption_disabled+0x48/0x280 [ 447.683920] run_timer_softirq+0x52/0xb0 [ 447.688234] ? rcu_read_lock_sched_held+0x14f/0x180 [ 447.693243] __do_softirq+0x308/0xb7e [ 447.697042] ? trace_hardirqs_on_caller+0xc0/0x310 [ 447.701973] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 447.707071] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 447.712522] ? schedule+0x108/0x460 [ 447.716150] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 447.720900] ? __schedule+0x21d0/0x21d0 [ 447.724963] ? trace_hardirqs_off+0xb8/0x310 [ 447.729458] ? smpboot_thread_fn+0x68b/0xa00 [ 447.733866] ? trace_hardirqs_on+0x310/0x310 [ 447.738272] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.743814] ? check_preemption_disabled+0x48/0x280 [ 447.748825] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.754360] ? takeover_tasklets+0xa90/0xa90 [ 447.758763] run_ksoftirqd+0x5e/0x100 [ 447.762564] smpboot_thread_fn+0x68b/0xa00 [ 447.766805] ? sort_range+0x30/0x30 [ 447.770441] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 447.775550] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.781086] ? __kthread_parkme+0xfb/0x1a0 [ 447.785322] ? sort_range+0x30/0x30 [ 447.788948] kthread+0x35a/0x440 [ 447.792319] ? kthread_stop+0x900/0x900 [ 447.796298] ret_from_fork+0x3a/0x50 [ 447.800019] warn_alloc_show_mem: 1 callbacks suppressed [ 447.800029] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 447.800031] Mem-Info: [ 447.800062] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 447.800062] active_file:19 inactive_file:27 isolated_file:4 [ 447.800062] unevictable:0 dirty:0 writeback:0 unstable:0 [ 447.800062] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 447.800062] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 447.800062] free:13757 free_pcp:1126 free_cma:0 [ 447.805393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 447.812231] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 447.814619] Call Trace: [ 447.847564] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 447.856915] dump_stack+0x244/0x39d [ 447.884547] lowmem_reserve[]: 0 2818 6321 6321 [ 447.887134] ? dump_stack_print_info.cold.1+0x20/0x20 [ 447.913210] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 447.916840] warn_alloc.cold.116+0xb7/0x1bd [ 447.921379] lowmem_reserve[]: 0 0 3503 3503 [ 447.926558] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 447.954373] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 447.958690] ? lock_downgrade+0x900/0x900 [ 447.962972] lowmem_reserve[]: 0 0 0 0 [ 447.967816] ? trace_hardirqs_off+0xb8/0x310 [ 447.996943] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 448.001092] ? trace_hardirqs_off+0xb8/0x310 [ 448.004854] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 448.009266] __alloc_pages_slowpath+0x26e8/0x2e10 [ 448.022751] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 448.027192] ? warn_alloc+0x120/0x120 [ 448.042580] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 448.047405] ? print_usage_bug+0xc0/0xc0 [ 448.062999] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 448.066802] ? warn_alloc+0x120/0x120 [ 448.075601] 188 total pagecache pages [ 448.079653] ? warn_alloc+0x120/0x120 [ 448.088201] 0 pages in swap cache [ 448.091982] ? print_usage_bug+0xc0/0xc0 [ 448.095752] Swap cache stats: add 0, delete 0, find 0/0 [ 448.099549] ? print_usage_bug+0xc0/0xc0 [ 448.102983] Free swap = 0kB [ 448.107028] ? __lock_acquire+0x62f/0x4c20 [ 448.112364] Total swap = 0kB [ 448.116414] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 448.119399] 1965979 pages RAM [ 448.123618] ? should_fail+0x22d/0xd01 [ 448.126610] 0 pages HighMem/MovableOnly [ 448.132134] ? __lock_acquire+0x62f/0x4c20 [ 448.135209] 342854 pages reserved [ 448.139084] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 448.143026] 0 pages cma reserved [ 448.143098] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 448.147255] ? __lock_acquire+0x62f/0x4c20 [ 448.150771] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 448.155789] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 448.159123] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 448.165596] ? __lock_acquire+0x62f/0x4c20 [ 448.165610] ? should_fail+0x22d/0xd01 [ 448.198051] ? mark_held_locks+0x130/0x130 [ 448.202291] ? mark_held_locks+0x130/0x130 [ 448.206518] ? zap_class+0x640/0x640 [ 448.210237] ? zap_class+0x640/0x640 [ 448.213947] ? print_usage_bug+0xc0/0xc0 [ 448.218004] ? mark_held_locks+0x130/0x130 [ 448.222239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.227780] ? check_preemption_disabled+0x48/0x280 [ 448.232798] ? __lock_is_held+0xb5/0x140 [ 448.236858] __alloc_pages_nodemask+0xa80/0xde0 [ 448.241520] ? zap_class+0x640/0x640 [ 448.245236] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 448.250260] ? find_held_lock+0x36/0x1c0 [ 448.254326] ? ____cache_alloc_node+0x1c7/0x1e0 [ 448.258996] ? lock_downgrade+0x900/0x900 [ 448.263145] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.268690] cache_grow_begin+0xa5/0x8c0 [ 448.272758] ? do_raw_spin_unlock+0xa7/0x330 [ 448.277183] fallback_alloc+0x204/0x2e0 [ 448.281158] ____cache_alloc_node+0x1c7/0x1e0 [ 448.285653] kmem_cache_alloc_node+0xe3/0x730 [ 448.290144] ? ipv6_get_ifaddr+0x42e/0x620 [ 448.294380] __alloc_skb+0x119/0x770 [ 448.298092] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 448.303366] ? netdev_alloc_frag+0x1f0/0x1f0 [ 448.307779] ? lock_downgrade+0x900/0x900 [ 448.311932] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.317466] ? refcount_sub_and_test_checked+0x203/0x310 [ 448.322913] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 448.328361] ? addrconf_rs_timer+0x690/0x690 [ 448.332782] ndisc_alloc_skb+0x144/0x340 [ 448.336841] ndisc_send_rs+0x331/0x6e0 [ 448.340731] addrconf_rs_timer+0x314/0x690 [ 448.344980] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 448.349223] call_timer_fn+0x272/0x920 [ 448.353107] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 448.357339] ? process_timeout+0x40/0x40 [ 448.361403] ? __run_timers+0x7da/0xc70 [ 448.365377] ? _raw_spin_unlock_irq+0x27/0x80 [ 448.369870] ? _raw_spin_unlock_irq+0x27/0x80 [ 448.374367] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 448.378597] ? lockdep_hardirqs_on+0x296/0x5b0 [ 448.383174] ? trace_hardirqs_on+0xbd/0x310 [ 448.387492] ? kasan_check_read+0x11/0x20 [ 448.391632] ? __run_timers+0x7da/0xc70 [ 448.395602] ? trace_hardirqs_off_caller+0x310/0x310 [ 448.400710] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 448.404952] __run_timers+0x7e5/0xc70 [ 448.408769] ? timer_fixup_init+0x70/0x70 [ 448.412914] ? _raw_spin_unlock_irq+0x27/0x80 [ 448.417405] ? _raw_spin_unlock_irq+0x27/0x80 [ 448.421895] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 448.426473] ? trace_hardirqs_on+0xbd/0x310 [ 448.430787] ? kasan_check_read+0x11/0x20 [ 448.434929] ? finish_task_switch+0x1f4/0x910 [ 448.439420] ? trace_hardirqs_off_caller+0x310/0x310 [ 448.444516] ? compat_start_thread+0x80/0x80 [ 448.448963] ? pvclock_read_flags+0x160/0x160 [ 448.453451] ? __switch_to_asm+0x34/0x70 [ 448.457507] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.463043] ? check_preemption_disabled+0x48/0x280 [ 448.468064] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 448.473599] ? rcu_pm_notify+0xc0/0xc0 [ 448.477481] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.483014] ? check_preemption_disabled+0x48/0x280 [ 448.488029] run_timer_softirq+0x52/0xb0 [ 448.492086] ? rcu_read_lock_sched_held+0x14f/0x180 [ 448.497096] __do_softirq+0x308/0xb7e [ 448.500899] ? trace_hardirqs_on_caller+0xc0/0x310 [ 448.505826] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 448.510924] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 448.516370] ? __schedule+0x973/0x21d0 [ 448.520254] ? schedule+0x108/0x460 [ 448.523885] ? trace_hardirqs_off+0xb8/0x310 [ 448.528286] ? smpboot_thread_fn+0x68b/0xa00 [ 448.532687] ? trace_hardirqs_on+0x310/0x310 [ 448.537099] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 448.542631] ? check_preemption_disabled+0x48/0x280 [ 448.547641] ? takeover_tasklets+0xa90/0xa90 [ 448.552048] run_ksoftirqd+0x5e/0x100 [ 448.555842] smpboot_thread_fn+0x68b/0xa00 [ 448.560086] ? sort_range+0x30/0x30 [ 448.563712] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 448.568830] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 448.574364] ? __kthread_parkme+0xfb/0x1a0 [ 448.578600] ? sort_range+0x30/0x30 [ 448.582219] kthread+0x35a/0x440 [ 448.585581] ? kthread_stop+0x900/0x900 [ 448.589548] ret_from_fork+0x3a/0x50 [ 448.593273] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 448.593347] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 448.600194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 448.600199] Call Trace: [ 448.600218] dump_stack+0x244/0x39d [ 448.600241] ? dump_stack_print_info.cold.1+0x20/0x20 [ 448.606762] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 448.616062] warn_alloc.cold.116+0xb7/0x1bd [ 448.618612] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 448.622231] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 448.651470] ? lock_downgrade+0x900/0x900 [ 448.655619] ? trace_hardirqs_off+0xb8/0x310 [ 448.660031] ? trace_hardirqs_off+0xb8/0x310 [ 448.664445] __alloc_pages_slowpath+0x26e8/0x2e10 [ 448.669311] ? warn_alloc+0x120/0x120 [ 448.673112] ? print_usage_bug+0xc0/0xc0 [ 448.677168] ? warn_alloc+0x120/0x120 [ 448.680967] ? warn_alloc+0x120/0x120 [ 448.684764] ? print_usage_bug+0xc0/0xc0 [ 448.688822] ? print_usage_bug+0xc0/0xc0 [ 448.692881] ? __lock_acquire+0x62f/0x4c20 [ 448.697126] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 448.702658] ? should_fail+0x22d/0xd01 [ 448.706545] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 448.711646] ? __lock_acquire+0x62f/0x4c20 [ 448.715884] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 448.720980] ? __lock_acquire+0x62f/0x4c20 [ 448.725215] ? should_fail+0x22d/0xd01 [ 448.729096] ? find_held_lock+0x36/0x1c0 [ 448.733175] ? mark_held_locks+0x130/0x130 [ 448.737420] ? mark_held_locks+0x130/0x130 [ 448.741662] ? zap_class+0x640/0x640 [ 448.745374] ? mark_held_locks+0xc7/0x130 [ 448.749514] ? do_raw_spin_unlock+0xa7/0x330 [ 448.753920] ? zap_class+0x640/0x640 [ 448.757630] ? print_usage_bug+0xc0/0xc0 [ 448.761689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.767236] ? check_preemption_disabled+0x48/0x280 [ 448.772259] ? __lock_is_held+0xb5/0x140 [ 448.776320] __alloc_pages_nodemask+0xa80/0xde0 [ 448.780981] ? zap_class+0x640/0x640 [ 448.784701] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 448.789728] ? find_held_lock+0x36/0x1c0 [ 448.793792] ? ____cache_alloc_node+0x1c7/0x1e0 [ 448.798456] ? lock_downgrade+0x900/0x900 [ 448.802608] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.808148] cache_grow_begin+0xa5/0x8c0 [ 448.812210] ? do_raw_spin_unlock+0xa7/0x330 [ 448.816624] fallback_alloc+0x204/0x2e0 [ 448.820602] ____cache_alloc_node+0x1c7/0x1e0 [ 448.825097] kmem_cache_alloc_node+0xe3/0x730 [ 448.829586] ? ipv6_get_ifaddr+0x42e/0x620 [ 448.833834] __alloc_skb+0x119/0x770 [ 448.837540] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 448.842814] ? netdev_alloc_frag+0x1f0/0x1f0 [ 448.847219] ? lock_downgrade+0x900/0x900 [ 448.851371] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.856901] ? refcount_sub_and_test_checked+0x203/0x310 [ 448.862353] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 448.867796] ? addrconf_rs_timer+0x690/0x690 [ 448.872214] ndisc_alloc_skb+0x144/0x340 [ 448.876273] ndisc_send_rs+0x331/0x6e0 [ 448.880159] addrconf_rs_timer+0x314/0x690 [ 448.884398] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 448.888642] call_timer_fn+0x272/0x920 [ 448.892524] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 448.897219] ? process_timeout+0x40/0x40 [ 448.901289] ? __run_timers+0x7da/0xc70 [ 448.905262] ? _raw_spin_unlock_irq+0x27/0x80 [ 448.909750] ? _raw_spin_unlock_irq+0x27/0x80 [ 448.914240] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 448.918503] ? lockdep_hardirqs_on+0x296/0x5b0 [ 448.923081] ? trace_hardirqs_on+0xbd/0x310 [ 448.927398] ? kasan_check_read+0x11/0x20 [ 448.931541] ? __run_timers+0x7da/0xc70 [ 448.935513] ? trace_hardirqs_off_caller+0x310/0x310 [ 448.940616] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 448.944849] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 448.949074] __run_timers+0x7e5/0xc70 [ 448.952878] ? timer_fixup_init+0x70/0x70 [ 448.957018] ? compat_start_thread+0x80/0x80 [ 448.961428] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.966968] ? _raw_spin_unlock_irq+0x60/0x80 [ 448.971460] ? finish_task_switch+0x1f4/0x910 [ 448.975949] ? finish_task_switch+0x1b4/0x910 [ 448.980438] ? __switch_to_asm+0x34/0x70 [ 448.984501] ? preempt_notifier_register+0x200/0x200 [ 448.989595] ? __switch_to_asm+0x34/0x70 [ 448.993649] ? __switch_to_asm+0x40/0x70 [ 448.997713] ? __switch_to_asm+0x34/0x70 [ 449.001764] ? __switch_to_asm+0x40/0x70 [ 449.005815] ? __switch_to_asm+0x34/0x70 [ 449.009869] ? __switch_to_asm+0x40/0x70 [ 449.013923] ? __switch_to_asm+0x40/0x70 [ 449.017989] ? pvclock_read_flags+0x160/0x160 [ 449.022845] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.028381] ? check_preemption_disabled+0x48/0x280 [ 449.033400] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 449.038932] ? rcu_pm_notify+0xc0/0xc0 [ 449.042817] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.048347] ? check_preemption_disabled+0x48/0x280 [ 449.053365] run_timer_softirq+0x52/0xb0 [ 449.057420] ? rcu_read_lock_sched_held+0x14f/0x180 [ 449.062430] __do_softirq+0x308/0xb7e [ 449.066230] ? trace_hardirqs_on_caller+0xc0/0x310 [ 449.071156] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 449.076254] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 449.081707] ? schedule+0x108/0x460 [ 449.085328] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 449.090078] ? __schedule+0x21d0/0x21d0 [ 449.094051] ? trace_hardirqs_off+0xb8/0x310 [ 449.098460] ? smpboot_thread_fn+0x68b/0xa00 [ 449.102861] ? trace_hardirqs_on+0x310/0x310 [ 449.107266] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 449.112801] ? check_preemption_disabled+0x48/0x280 [ 449.117813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.123344] ? takeover_tasklets+0xa90/0xa90 [ 449.127748] run_ksoftirqd+0x5e/0x100 [ 449.131543] smpboot_thread_fn+0x68b/0xa00 [ 449.135775] ? sort_range+0x30/0x30 [ 449.139401] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 449.144506] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 449.150036] ? __kthread_parkme+0xfb/0x1a0 [ 449.154269] ? sort_range+0x30/0x30 [ 449.157889] kthread+0x35a/0x440 [ 449.161266] ? kthread_stop+0x900/0x900 [ 449.165240] ret_from_fork+0x3a/0x50 [ 449.168961] warn_alloc_show_mem: 1 callbacks suppressed [ 449.168971] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 449.168972] Mem-Info: [ 449.169004] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 449.169004] active_file:19 inactive_file:27 isolated_file:4 [ 449.169004] unevictable:0 dirty:0 writeback:0 unstable:0 [ 449.169004] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 449.169004] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 449.169004] free:13757 free_pcp:1126 free_cma:0 [ 449.174336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 449.181194] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 449.183578] Call Trace: [ 449.216520] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 449.228647] dump_stack+0x244/0x39d [ 449.256289] lowmem_reserve[]: 0 2818 6321 6321 [ 449.258876] ? dump_stack_print_info.cold.1+0x20/0x20 [ 449.284952] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 449.288583] warn_alloc.cold.116+0xb7/0x1bd [ 449.293124] lowmem_reserve[]: 0 0 3503 3503 [ 449.298300] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 449.325939] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 449.330253] ? lock_downgrade+0x900/0x900 [ 449.334543] lowmem_reserve[]: 0 0 0 0 [ 449.339379] ? trace_hardirqs_off+0xb8/0x310 [ 449.368490] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 449.372632] ? trace_hardirqs_off+0xb8/0x310 [ 449.376402] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 449.380807] __alloc_pages_slowpath+0x26e8/0x2e10 [ 449.394292] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 449.398717] ? warn_alloc+0x120/0x120 [ 449.414101] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 449.418928] ? print_usage_bug+0xc0/0xc0 [ 449.433549] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 449.433557] 188 total pagecache pages [ 449.437347] ? warn_alloc+0x120/0x120 [ 449.446162] 0 pages in swap cache [ 449.450204] ? warn_alloc+0x120/0x120 [ 449.458749] Swap cache stats: add 0, delete 0, find 0/0 [ 449.462531] ? print_usage_bug+0xc0/0xc0 [ 449.466301] Free swap = 0kB [ 449.469744] ? print_usage_bug+0xc0/0xc0 [ 449.473515] Total swap = 0kB [ 449.478866] ? __lock_acquire+0x62f/0x4c20 [ 449.482895] 1965979 pages RAM [ 449.485901] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 449.489930] 0 pages HighMem/MovableOnly [ 449.492937] ? should_fail+0x22d/0xd01 [ 449.497151] 342854 pages reserved [ 449.500245] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 449.505752] 0 pages cma reserved [ 449.509714] ? __lock_acquire+0x62f/0x4c20 [ 449.513639] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 449.517016] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 449.522232] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 449.525445] ? __lock_acquire+0x62f/0x4c20 [ 449.529652] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 449.536130] ? should_fail+0x22d/0xd01 [ 449.564411] ? find_held_lock+0x36/0x1c0 [ 449.568476] ? mark_held_locks+0x130/0x130 [ 449.572707] ? mark_held_locks+0x130/0x130 [ 449.576933] ? zap_class+0x640/0x640 [ 449.580650] ? zap_class+0x640/0x640 [ 449.584361] ? print_usage_bug+0xc0/0xc0 [ 449.588416] ? do_raw_spin_unlock+0xa7/0x330 [ 449.592816] ? zap_class+0x640/0x640 [ 449.596528] ? print_usage_bug+0xc0/0xc0 [ 449.600583] ? wq_watchdog_touch+0x9c/0xfe [ 449.604818] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.610351] ? check_preemption_disabled+0x48/0x280 [ 449.615369] ? __lock_is_held+0xb5/0x140 [ 449.619434] __alloc_pages_nodemask+0xa80/0xde0 [ 449.624096] ? zap_class+0x640/0x640 [ 449.627809] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 449.632832] ? find_held_lock+0x36/0x1c0 [ 449.636900] ? ____cache_alloc_node+0x1c7/0x1e0 [ 449.641565] ? lock_downgrade+0x900/0x900 [ 449.645714] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.651253] cache_grow_begin+0xa5/0x8c0 [ 449.655306] ? do_raw_spin_unlock+0xa7/0x330 [ 449.659716] fallback_alloc+0x204/0x2e0 [ 449.663690] ____cache_alloc_node+0x1c7/0x1e0 [ 449.668188] kmem_cache_alloc_node+0xe3/0x730 [ 449.672678] ? ipv6_get_ifaddr+0x42e/0x620 [ 449.676921] __alloc_skb+0x119/0x770 [ 449.680638] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 449.685914] ? netdev_alloc_frag+0x1f0/0x1f0 [ 449.690324] ? lock_downgrade+0x900/0x900 [ 449.694472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.700005] ? refcount_sub_and_test_checked+0x203/0x310 [ 449.705451] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 449.710895] ? addrconf_rs_timer+0x690/0x690 [ 449.715308] ndisc_alloc_skb+0x144/0x340 [ 449.719367] ndisc_send_rs+0x331/0x6e0 [ 449.723258] addrconf_rs_timer+0x314/0x690 [ 449.727493] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 449.731734] call_timer_fn+0x272/0x920 [ 449.735629] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 449.739857] ? process_timeout+0x40/0x40 [ 449.743923] ? __run_timers+0x7da/0xc70 [ 449.747896] ? _raw_spin_unlock_irq+0x27/0x80 [ 449.752384] ? _raw_spin_unlock_irq+0x27/0x80 [ 449.756874] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 449.761102] ? lockdep_hardirqs_on+0x296/0x5b0 [ 449.765684] ? trace_hardirqs_on+0xbd/0x310 [ 449.770002] ? kasan_check_read+0x11/0x20 [ 449.774145] ? __run_timers+0x7da/0xc70 [ 449.778112] ? trace_hardirqs_off_caller+0x310/0x310 [ 449.783212] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 449.787446] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 449.791676] __run_timers+0x7e5/0xc70 [ 449.795483] ? timer_fixup_init+0x70/0x70 [ 449.799637] ? _raw_spin_unlock_irq+0x27/0x80 [ 449.804128] ? _raw_spin_unlock_irq+0x27/0x80 [ 449.808632] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 449.813213] ? trace_hardirqs_on+0xbd/0x310 [ 449.817528] ? kasan_check_read+0x11/0x20 [ 449.821671] ? finish_task_switch+0x1f4/0x910 [ 449.826160] ? trace_hardirqs_off_caller+0x310/0x310 [ 449.831255] ? compat_start_thread+0x80/0x80 [ 449.835674] ? pvclock_read_flags+0x160/0x160 [ 449.840163] ? __switch_to_asm+0x34/0x70 [ 449.844218] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.849750] ? check_preemption_disabled+0x48/0x280 [ 449.854773] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 449.860304] ? rcu_pm_notify+0xc0/0xc0 [ 449.864184] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.869713] ? check_preemption_disabled+0x48/0x280 [ 449.874728] run_timer_softirq+0x52/0xb0 [ 449.878782] ? rcu_read_lock_sched_held+0x14f/0x180 [ 449.883795] __do_softirq+0x308/0xb7e [ 449.887611] ? trace_hardirqs_on_caller+0xc0/0x310 [ 449.892540] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 449.898127] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 449.903575] ? __schedule+0x973/0x21d0 [ 449.907470] ? schedule+0x108/0x460 [ 449.911100] ? trace_hardirqs_off+0xb8/0x310 [ 449.915502] ? smpboot_thread_fn+0x68b/0xa00 [ 449.919903] ? trace_hardirqs_on+0x310/0x310 [ 449.924305] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 449.929840] ? check_preemption_disabled+0x48/0x280 [ 449.934851] ? takeover_tasklets+0xa90/0xa90 [ 449.939252] run_ksoftirqd+0x5e/0x100 [ 449.943045] smpboot_thread_fn+0x68b/0xa00 [ 449.947277] ? sort_range+0x30/0x30 [ 449.950899] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 449.955996] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 449.961524] ? __kthread_parkme+0xfb/0x1a0 [ 449.965759] ? sort_range+0x30/0x30 [ 449.969382] kthread+0x35a/0x440 [ 449.972748] ? kthread_stop+0x900/0x900 [ 449.976717] ret_from_fork+0x3a/0x50 [ 449.980444] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 449.980523] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 449.987363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 449.987370] Call Trace: [ 449.993930] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 450.003190] dump_stack+0x244/0x39d [ 450.006181] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 450.016480] ? dump_stack_print_info.cold.1+0x20/0x20 [ 450.029923] warn_alloc.cold.116+0xb7/0x1bd [ 450.034239] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 450.039095] ? lock_downgrade+0x900/0x900 [ 450.043245] ? trace_hardirqs_off+0xb8/0x310 [ 450.047656] ? trace_hardirqs_off+0xb8/0x310 [ 450.052065] __alloc_pages_slowpath+0x26e8/0x2e10 [ 450.056934] ? warn_alloc+0x120/0x120 [ 450.060733] ? print_usage_bug+0xc0/0xc0 [ 450.065308] ? warn_alloc+0x120/0x120 [ 450.069123] ? warn_alloc+0x120/0x120 [ 450.072927] ? print_usage_bug+0xc0/0xc0 [ 450.076983] ? print_usage_bug+0xc0/0xc0 [ 450.081041] ? print_usage_bug+0xc0/0xc0 [ 450.085103] ? __lock_acquire+0x62f/0x4c20 [ 450.089342] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.094890] ? should_fail+0x22d/0xd01 [ 450.098774] ? __lock_acquire+0x62f/0x4c20 [ 450.103005] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 450.108104] ? __lock_acquire+0x62f/0x4c20 [ 450.112340] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 450.117436] ? __lock_acquire+0x62f/0x4c20 [ 450.121661] ? should_fail+0x22d/0xd01 [ 450.125551] ? mark_held_locks+0x130/0x130 [ 450.129805] ? mark_held_locks+0x130/0x130 [ 450.134034] ? zap_class+0x640/0x640 [ 450.137748] ? zap_class+0x640/0x640 [ 450.141462] ? print_usage_bug+0xc0/0xc0 [ 450.145521] ? mark_held_locks+0x130/0x130 [ 450.149752] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.155284] ? check_preemption_disabled+0x48/0x280 [ 450.160303] ? __lock_is_held+0xb5/0x140 [ 450.164367] __alloc_pages_nodemask+0xa80/0xde0 [ 450.169028] ? zap_class+0x640/0x640 [ 450.172742] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 450.177764] ? find_held_lock+0x36/0x1c0 [ 450.181829] ? ____cache_alloc_node+0x1c7/0x1e0 [ 450.186496] ? lock_downgrade+0x900/0x900 [ 450.190647] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.196181] cache_grow_begin+0xa5/0x8c0 [ 450.200237] ? do_raw_spin_unlock+0xa7/0x330 [ 450.204649] fallback_alloc+0x204/0x2e0 [ 450.208632] ____cache_alloc_node+0x1c7/0x1e0 [ 450.213129] kmem_cache_alloc_node+0xe3/0x730 [ 450.217620] ? ipv6_get_ifaddr+0x42e/0x620 [ 450.221856] __alloc_skb+0x119/0x770 [ 450.225564] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 450.230848] ? netdev_alloc_frag+0x1f0/0x1f0 [ 450.235249] ? lock_downgrade+0x900/0x900 [ 450.239402] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.244937] ? refcount_sub_and_test_checked+0x203/0x310 [ 450.250388] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 450.255832] ? addrconf_rs_timer+0x690/0x690 [ 450.260245] ndisc_alloc_skb+0x144/0x340 [ 450.264305] ndisc_send_rs+0x331/0x6e0 [ 450.268192] addrconf_rs_timer+0x314/0x690 [ 450.272425] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 450.276668] call_timer_fn+0x272/0x920 [ 450.280554] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 450.284789] ? process_timeout+0x40/0x40 [ 450.288854] ? __run_timers+0x7da/0xc70 [ 450.292828] ? _raw_spin_unlock_irq+0x27/0x80 [ 450.297330] ? _raw_spin_unlock_irq+0x27/0x80 [ 450.301820] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 450.306048] ? lockdep_hardirqs_on+0x296/0x5b0 [ 450.310632] ? trace_hardirqs_on+0xbd/0x310 [ 450.314946] ? kasan_check_read+0x11/0x20 [ 450.319089] ? __run_timers+0x7da/0xc70 [ 450.323057] ? trace_hardirqs_off_caller+0x310/0x310 [ 450.328170] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 450.332395] __run_timers+0x7e5/0xc70 [ 450.336199] ? timer_fixup_init+0x70/0x70 [ 450.340340] ? compat_start_thread+0x80/0x80 [ 450.344749] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.350285] ? _raw_spin_unlock_irq+0x60/0x80 [ 450.354775] ? finish_task_switch+0x1f4/0x910 [ 450.359263] ? finish_task_switch+0x1b4/0x910 [ 450.363754] ? __switch_to_asm+0x34/0x70 [ 450.367813] ? preempt_notifier_register+0x200/0x200 [ 450.372910] ? __switch_to_asm+0x34/0x70 [ 450.376961] ? __switch_to_asm+0x40/0x70 [ 450.381024] ? __switch_to_asm+0x34/0x70 [ 450.385078] ? __switch_to_asm+0x40/0x70 [ 450.389136] ? __switch_to_asm+0x34/0x70 [ 450.393196] ? __switch_to_asm+0x40/0x70 [ 450.397248] ? __switch_to_asm+0x40/0x70 [ 450.401315] ? pvclock_read_flags+0x160/0x160 [ 450.405805] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.411340] ? check_preemption_disabled+0x48/0x280 [ 450.416362] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 450.421895] ? rcu_pm_notify+0xc0/0xc0 [ 450.425776] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.431308] ? check_preemption_disabled+0x48/0x280 [ 450.436323] run_timer_softirq+0x52/0xb0 [ 450.440384] ? rcu_read_lock_sched_held+0x14f/0x180 [ 450.445395] __do_softirq+0x308/0xb7e [ 450.449201] ? trace_hardirqs_on_caller+0xc0/0x310 [ 450.454132] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 450.459226] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 450.464677] ? schedule+0x108/0x460 [ 450.468298] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 450.473048] ? __schedule+0x21d0/0x21d0 [ 450.477027] ? trace_hardirqs_off+0xb8/0x310 [ 450.481436] ? smpboot_thread_fn+0x68b/0xa00 [ 450.485836] ? trace_hardirqs_on+0x310/0x310 [ 450.490242] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.495775] ? check_preemption_disabled+0x48/0x280 [ 450.500784] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.506314] ? takeover_tasklets+0xa90/0xa90 [ 450.510717] run_ksoftirqd+0x5e/0x100 [ 450.514511] smpboot_thread_fn+0x68b/0xa00 [ 450.518752] ? sort_range+0x30/0x30 [ 450.522375] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 450.527475] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.533010] ? __kthread_parkme+0xfb/0x1a0 [ 450.537245] ? sort_range+0x30/0x30 [ 450.540864] kthread+0x35a/0x440 [ 450.544223] ? kthread_stop+0x900/0x900 [ 450.548196] ret_from_fork+0x3a/0x50 [ 450.551923] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 450.551928] warn_alloc_show_mem: 1 callbacks suppressed [ 450.551934] Mem-Info: [ 450.558760] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 450.564125] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 450.564125] active_file:19 inactive_file:27 isolated_file:4 [ 450.564125] unevictable:0 dirty:0 writeback:0 unstable:0 [ 450.564125] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 450.564125] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 450.564125] free:13757 free_pcp:1126 free_cma:0 [ 450.566493] Call Trace: [ 450.575863] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 450.608798] dump_stack+0x244/0x39d [ 450.611356] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 450.639026] ? dump_stack_print_info.cold.1+0x20/0x20 [ 450.642628] lowmem_reserve[]: 0 2818 6321 6321 [ 450.668737] warn_alloc.cold.116+0xb7/0x1bd [ 450.673890] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 450.678463] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 450.682757] lowmem_reserve[]: 0 0 3503 3503 [ 450.710417] ? lock_downgrade+0x900/0x900 [ 450.715232] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 450.719558] ? trace_hardirqs_off+0xb8/0x310 [ 450.723674] lowmem_reserve[]: 0 0 0 0 [ 450.752813] ? trace_hardirqs_off+0xb8/0x310 [ 450.757186] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 450.760984] __alloc_pages_slowpath+0x26e8/0x2e10 [ 450.765356] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 450.778896] ? warn_alloc+0x120/0x120 [ 450.783688] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 450.799110] ? print_usage_bug+0xc0/0xc0 [ 450.802888] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 450.817533] ? warn_alloc+0x120/0x120 [ 450.821562] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 450.830383] ? warn_alloc+0x120/0x120 [ 450.834147] 188 total pagecache pages [ 450.834163] 0 pages in swap cache [ 450.842718] ? print_usage_bug+0xc0/0xc0 [ 450.846494] Swap cache stats: add 0, delete 0, find 0/0 [ 450.850291] ? print_usage_bug+0xc0/0xc0 [ 450.853716] Free swap = 0kB [ 450.857762] ? __lock_acquire+0x62f/0x4c20 [ 450.863101] Total swap = 0kB [ 450.867150] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.870154] 1965979 pages RAM [ 450.874375] ? should_fail+0x22d/0xd01 [ 450.877362] 0 pages HighMem/MovableOnly [ 450.882884] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 450.885960] 342854 pages reserved [ 450.889843] ? __lock_acquire+0x62f/0x4c20 [ 450.893785] 0 pages cma reserved [ 450.899365] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 450.902853] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 450.907004] ? __lock_acquire+0x62f/0x4c20 [ 450.907018] ? should_fail+0x22d/0xd01 [ 450.910435] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 450.915453] ? find_held_lock+0x36/0x1c0 [ 450.921917] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 450.926143] ? mark_held_locks+0x130/0x130 [ 450.953216] ? mark_held_locks+0x130/0x130 [ 450.957442] ? zap_class+0x640/0x640 [ 450.961160] ? mark_held_locks+0xc7/0x130 [ 450.965304] ? do_raw_spin_unlock+0xa7/0x330 [ 450.969706] ? zap_class+0x640/0x640 [ 450.973413] ? print_usage_bug+0xc0/0xc0 [ 450.977472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.983017] ? check_preemption_disabled+0x48/0x280 [ 450.988041] ? __lock_is_held+0xb5/0x140 [ 450.992218] __alloc_pages_nodemask+0xa80/0xde0 [ 450.996880] ? zap_class+0x640/0x640 [ 451.000595] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 451.005617] ? find_held_lock+0x36/0x1c0 [ 451.009681] ? ____cache_alloc_node+0x1c7/0x1e0 [ 451.014348] ? lock_downgrade+0x900/0x900 [ 451.018847] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.024386] cache_grow_begin+0xa5/0x8c0 [ 451.028438] ? do_raw_spin_unlock+0xa7/0x330 [ 451.032847] fallback_alloc+0x204/0x2e0 [ 451.036823] ____cache_alloc_node+0x1c7/0x1e0 [ 451.041319] kmem_cache_alloc_node+0xe3/0x730 [ 451.045811] ? ipv6_get_ifaddr+0x42e/0x620 [ 451.050047] __alloc_skb+0x119/0x770 [ 451.053777] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 451.059053] ? netdev_alloc_frag+0x1f0/0x1f0 [ 451.063461] ? lock_downgrade+0x900/0x900 [ 451.067619] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.073149] ? refcount_sub_and_test_checked+0x203/0x310 [ 451.078598] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 451.084042] ? addrconf_rs_timer+0x690/0x690 [ 451.088456] ndisc_alloc_skb+0x144/0x340 [ 451.092530] ndisc_send_rs+0x331/0x6e0 [ 451.096415] addrconf_rs_timer+0x314/0x690 [ 451.100653] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 451.104892] call_timer_fn+0x272/0x920 [ 451.108776] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 451.113005] ? process_timeout+0x40/0x40 [ 451.117064] ? __run_timers+0x7da/0xc70 [ 451.121042] ? _raw_spin_unlock_irq+0x27/0x80 [ 451.125542] ? _raw_spin_unlock_irq+0x27/0x80 [ 451.130029] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 451.134258] ? lockdep_hardirqs_on+0x296/0x5b0 [ 451.138836] ? trace_hardirqs_on+0xbd/0x310 [ 451.143155] ? kasan_check_read+0x11/0x20 [ 451.147295] ? __run_timers+0x7da/0xc70 [ 451.151267] ? trace_hardirqs_off_caller+0x310/0x310 [ 451.156372] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 451.160607] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 451.164834] __run_timers+0x7e5/0xc70 [ 451.168639] ? timer_fixup_init+0x70/0x70 [ 451.172785] ? _raw_spin_unlock_irq+0x27/0x80 [ 451.177279] ? _raw_spin_unlock_irq+0x27/0x80 [ 451.181949] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 451.186526] ? trace_hardirqs_on+0xbd/0x310 [ 451.190840] ? kasan_check_read+0x11/0x20 [ 451.194984] ? finish_task_switch+0x1f4/0x910 [ 451.199472] ? trace_hardirqs_off_caller+0x310/0x310 [ 451.204581] ? compat_start_thread+0x80/0x80 [ 451.209004] ? pvclock_read_flags+0x160/0x160 [ 451.213505] ? __switch_to_asm+0x34/0x70 [ 451.217561] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.223098] ? check_preemption_disabled+0x48/0x280 [ 451.228116] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 451.233649] ? rcu_pm_notify+0xc0/0xc0 [ 451.237545] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.243076] ? check_preemption_disabled+0x48/0x280 [ 451.248091] run_timer_softirq+0x52/0xb0 [ 451.252145] ? rcu_read_lock_sched_held+0x14f/0x180 [ 451.257155] __do_softirq+0x308/0xb7e [ 451.260960] ? trace_hardirqs_on_caller+0xc0/0x310 [ 451.265888] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 451.270985] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 451.276434] ? __schedule+0x973/0x21d0 [ 451.280320] ? schedule+0x108/0x460 [ 451.283950] ? trace_hardirqs_off+0xb8/0x310 [ 451.288354] ? smpboot_thread_fn+0x68b/0xa00 [ 451.292762] ? trace_hardirqs_on+0x310/0x310 [ 451.297166] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 451.302699] ? check_preemption_disabled+0x48/0x280 [ 451.307713] ? takeover_tasklets+0xa90/0xa90 [ 451.312116] run_ksoftirqd+0x5e/0x100 [ 451.315913] smpboot_thread_fn+0x68b/0xa00 [ 451.320146] ? sort_range+0x30/0x30 [ 451.323771] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 451.328868] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 451.334401] ? __kthread_parkme+0xfb/0x1a0 [ 451.338631] ? sort_range+0x30/0x30 [ 451.342250] kthread+0x35a/0x440 [ 451.345614] ? kthread_stop+0x900/0x900 [ 451.349587] ret_from_fork+0x3a/0x50 [ 451.353314] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 451.353380] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 451.360229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 451.360234] Call Trace: [ 451.360251] dump_stack+0x244/0x39d [ 451.360271] ? dump_stack_print_info.cold.1+0x20/0x20 [ 451.366791] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 451.376086] warn_alloc.cold.116+0xb7/0x1bd [ 451.378636] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 451.382247] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 451.411581] ? lock_downgrade+0x900/0x900 [ 451.415734] ? trace_hardirqs_off+0xb8/0x310 [ 451.420147] ? trace_hardirqs_off+0xb8/0x310 [ 451.424554] __alloc_pages_slowpath+0x26e8/0x2e10 [ 451.429416] ? warn_alloc+0x120/0x120 [ 451.433216] ? print_usage_bug+0xc0/0xc0 [ 451.437271] ? warn_alloc+0x120/0x120 [ 451.441070] ? warn_alloc+0x120/0x120 [ 451.444867] ? print_usage_bug+0xc0/0xc0 [ 451.448932] ? print_usage_bug+0xc0/0xc0 [ 451.452994] ? __lock_acquire+0x62f/0x4c20 [ 451.457232] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 451.462762] ? should_fail+0x22d/0xd01 [ 451.466650] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 451.471747] ? __lock_acquire+0x62f/0x4c20 [ 451.475986] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 451.481083] ? __lock_acquire+0x62f/0x4c20 [ 451.485312] ? should_fail+0x22d/0xd01 [ 451.489193] ? find_held_lock+0x36/0x1c0 [ 451.493256] ? mark_held_locks+0x130/0x130 [ 451.497496] ? mark_held_locks+0x130/0x130 [ 451.501725] ? zap_class+0x640/0x640 [ 451.505440] ? mark_held_locks+0xc7/0x130 [ 451.509584] ? do_raw_spin_unlock+0xa7/0x330 [ 451.513992] ? zap_class+0x640/0x640 [ 451.517699] ? print_usage_bug+0xc0/0xc0 [ 451.521756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.527286] ? check_preemption_disabled+0x48/0x280 [ 451.532306] ? __lock_is_held+0xb5/0x140 [ 451.536364] __alloc_pages_nodemask+0xa80/0xde0 [ 451.541026] ? zap_class+0x640/0x640 [ 451.544742] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 451.549761] ? find_held_lock+0x36/0x1c0 [ 451.553832] ? ____cache_alloc_node+0x1c7/0x1e0 [ 451.558497] ? lock_downgrade+0x900/0x900 [ 451.562648] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.568188] cache_grow_begin+0xa5/0x8c0 [ 451.572241] ? do_raw_spin_unlock+0xa7/0x330 [ 451.576648] fallback_alloc+0x204/0x2e0 [ 451.580622] ____cache_alloc_node+0x1c7/0x1e0 [ 451.585117] kmem_cache_alloc_node+0xe3/0x730 [ 451.589612] ? ipv6_get_ifaddr+0x42e/0x620 [ 451.593851] __alloc_skb+0x119/0x770 [ 451.597558] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 451.602831] ? netdev_alloc_frag+0x1f0/0x1f0 [ 451.607232] ? lock_downgrade+0x900/0x900 [ 451.611381] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.616912] ? refcount_sub_and_test_checked+0x203/0x310 [ 451.622362] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 451.627807] ? addrconf_rs_timer+0x690/0x690 [ 451.632221] ndisc_alloc_skb+0x144/0x340 [ 451.636281] ndisc_send_rs+0x331/0x6e0 [ 451.640168] addrconf_rs_timer+0x314/0x690 [ 451.644403] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 451.648646] call_timer_fn+0x272/0x920 [ 451.652527] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 451.656760] ? process_timeout+0x40/0x40 [ 451.660827] ? __run_timers+0x7da/0xc70 [ 451.664804] ? _raw_spin_unlock_irq+0x27/0x80 [ 451.669294] ? _raw_spin_unlock_irq+0x27/0x80 [ 451.673781] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 451.678014] ? lockdep_hardirqs_on+0x296/0x5b0 [ 451.682594] ? trace_hardirqs_on+0xbd/0x310 [ 451.686909] ? kasan_check_read+0x11/0x20 [ 451.691056] ? __run_timers+0x7da/0xc70 [ 451.695026] ? trace_hardirqs_off_caller+0x310/0x310 [ 451.700126] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 451.704363] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 451.708593] __run_timers+0x7e5/0xc70 [ 451.712399] ? timer_fixup_init+0x70/0x70 [ 451.716542] ? compat_start_thread+0x80/0x80 [ 451.720952] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.726487] ? _raw_spin_unlock_irq+0x60/0x80 [ 451.730983] ? finish_task_switch+0x1f4/0x910 [ 451.735471] ? finish_task_switch+0x1b4/0x910 [ 451.739964] ? __switch_to_asm+0x34/0x70 [ 451.744025] ? preempt_notifier_register+0x200/0x200 [ 451.749120] ? __switch_to_asm+0x34/0x70 [ 451.753191] ? __switch_to_asm+0x40/0x70 [ 451.757246] ? __switch_to_asm+0x34/0x70 [ 451.761301] ? __switch_to_asm+0x40/0x70 [ 451.765357] ? __switch_to_asm+0x34/0x70 [ 451.769413] ? __switch_to_asm+0x40/0x70 [ 451.773478] ? __switch_to_asm+0x40/0x70 [ 451.777549] ? pvclock_read_flags+0x160/0x160 [ 451.782040] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.787575] ? check_preemption_disabled+0x48/0x280 [ 451.792597] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 451.798135] ? rcu_pm_notify+0xc0/0xc0 [ 451.802017] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.807552] ? check_preemption_disabled+0x48/0x280 [ 451.812582] run_timer_softirq+0x52/0xb0 [ 451.816638] ? rcu_read_lock_sched_held+0x14f/0x180 [ 451.821649] __do_softirq+0x308/0xb7e [ 451.825455] ? trace_hardirqs_on_caller+0xc0/0x310 [ 451.830396] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 451.835498] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 451.840965] ? schedule+0x108/0x460 [ 451.844589] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 451.849341] ? __schedule+0x21d0/0x21d0 [ 451.853313] ? trace_hardirqs_off+0xb8/0x310 [ 451.857719] ? smpboot_thread_fn+0x68b/0xa00 [ 451.862121] ? trace_hardirqs_on+0x310/0x310 [ 451.866527] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 451.872059] ? check_preemption_disabled+0x48/0x280 [ 451.877072] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.882604] ? takeover_tasklets+0xa90/0xa90 [ 451.887009] run_ksoftirqd+0x5e/0x100 [ 451.890802] smpboot_thread_fn+0x68b/0xa00 [ 451.895035] ? sort_range+0x30/0x30 [ 451.898663] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 451.903766] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 451.909299] ? __kthread_parkme+0xfb/0x1a0 [ 451.913537] ? sort_range+0x30/0x30 [ 451.917160] kthread+0x35a/0x440 [ 451.920521] ? kthread_stop+0x900/0x900 [ 451.924489] ret_from_fork+0x3a/0x50 [ 451.928212] warn_alloc_show_mem: 1 callbacks suppressed [ 451.928221] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 451.928223] Mem-Info: [ 451.928255] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 451.928255] active_file:19 inactive_file:27 isolated_file:4 [ 451.928255] unevictable:0 dirty:0 writeback:0 unstable:0 [ 451.928255] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 451.928255] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 451.928255] free:13757 free_pcp:1126 free_cma:0 [ 451.933580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 451.933588] Call Trace: [ 451.940434] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 451.942831] dump_stack+0x244/0x39d [ 451.975770] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 451.985125] ? dump_stack_print_info.cold.1+0x20/0x20 [ 451.987676] lowmem_reserve[]: 0 2818 6321 6321 [ 452.015346] warn_alloc.cold.116+0xb7/0x1bd [ 452.018940] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 452.045038] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 452.050194] lowmem_reserve[]: 0 0 3503 3503 [ 452.054771] ? lock_downgrade+0x900/0x900 [ 452.059072] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 452.087366] ? trace_hardirqs_off+0xb8/0x310 [ 452.092174] lowmem_reserve[]: 0 0 0 0 [ 452.096492] ? trace_hardirqs_off+0xb8/0x310 [ 452.100604] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 452.129745] __alloc_pages_slowpath+0x26e8/0x2e10 [ 452.134117] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 452.137934] ? warn_alloc+0x120/0x120 [ 452.142293] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 452.155807] ? print_usage_bug+0xc0/0xc0 [ 452.160624] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 452.176036] ? warn_alloc+0x120/0x120 [ 452.179822] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 452.194455] ? warn_alloc+0x120/0x120 [ 452.198488] 188 total pagecache pages [ 452.207310] ? print_usage_bug+0xc0/0xc0 [ 452.211089] 0 pages in swap cache [ 452.219644] ? print_usage_bug+0xc0/0xc0 [ 452.223417] Swap cache stats: add 0, delete 0, find 0/0 [ 452.227201] ? __lock_acquire+0x62f/0x4c20 [ 452.231233] Free swap = 0kB [ 452.234810] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 452.238838] Total swap = 0kB [ 452.244189] ? should_fail+0x22d/0xd01 [ 452.248402] 1965979 pages RAM [ 452.251419] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 452.256923] 0 pages HighMem/MovableOnly [ 452.259929] ? __lock_acquire+0x62f/0x4c20 [ 452.263780] 342854 pages reserved [ 452.263787] 0 pages cma reserved [ 452.266882] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 452.272011] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 452.275913] ? __lock_acquire+0x62f/0x4c20 [ 452.275927] ? should_fail+0x22d/0xd01 [ 452.280210] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 452.283577] ? find_held_lock+0x36/0x1c0 [ 452.286912] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 452.292015] ? mark_held_locks+0x130/0x130 [ 452.329849] ? mark_held_locks+0x130/0x130 [ 452.334074] ? zap_class+0x640/0x640 [ 452.337781] ? zap_class+0x640/0x640 [ 452.341492] ? print_usage_bug+0xc0/0xc0 [ 452.345550] ? do_raw_spin_unlock+0xa7/0x330 [ 452.349954] ? zap_class+0x640/0x640 [ 452.353661] ? print_usage_bug+0xc0/0xc0 [ 452.357715] ? wq_watchdog_touch+0x9c/0xfe [ 452.361950] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.367482] ? check_preemption_disabled+0x48/0x280 [ 452.372515] ? __lock_is_held+0xb5/0x140 [ 452.376592] __alloc_pages_nodemask+0xa80/0xde0 [ 452.381259] ? zap_class+0x640/0x640 [ 452.384969] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 452.389990] ? find_held_lock+0x36/0x1c0 [ 452.394056] ? ____cache_alloc_node+0x1c7/0x1e0 [ 452.398723] ? lock_downgrade+0x900/0x900 [ 452.402871] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.408410] cache_grow_begin+0xa5/0x8c0 [ 452.412462] ? do_raw_spin_unlock+0xa7/0x330 [ 452.416871] fallback_alloc+0x204/0x2e0 [ 452.420850] ____cache_alloc_node+0x1c7/0x1e0 [ 452.425346] kmem_cache_alloc_node+0xe3/0x730 [ 452.429848] ? ipv6_get_ifaddr+0x42e/0x620 [ 452.434089] __alloc_skb+0x119/0x770 [ 452.437796] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 452.443070] ? netdev_alloc_frag+0x1f0/0x1f0 [ 452.447472] ? lock_downgrade+0x900/0x900 [ 452.451625] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.457158] ? refcount_sub_and_test_checked+0x203/0x310 [ 452.462604] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 452.468052] ? addrconf_rs_timer+0x690/0x690 [ 452.472480] ndisc_alloc_skb+0x144/0x340 [ 452.476541] ndisc_send_rs+0x331/0x6e0 [ 452.480443] addrconf_rs_timer+0x314/0x690 [ 452.484677] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 452.488918] call_timer_fn+0x272/0x920 [ 452.492799] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 452.497031] ? process_timeout+0x40/0x40 [ 452.501092] ? __run_timers+0x7da/0xc70 [ 452.505063] ? _raw_spin_unlock_irq+0x27/0x80 [ 452.509556] ? _raw_spin_unlock_irq+0x27/0x80 [ 452.514041] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 452.518269] ? lockdep_hardirqs_on+0x296/0x5b0 [ 452.522846] ? trace_hardirqs_on+0xbd/0x310 [ 452.527164] ? kasan_check_read+0x11/0x20 [ 452.531310] ? __run_timers+0x7da/0xc70 [ 452.535284] ? trace_hardirqs_off_caller+0x310/0x310 [ 452.540393] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 452.544627] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 452.548858] __run_timers+0x7e5/0xc70 [ 452.552661] ? timer_fixup_init+0x70/0x70 [ 452.556809] ? _raw_spin_unlock_irq+0x27/0x80 [ 452.561297] ? _raw_spin_unlock_irq+0x27/0x80 [ 452.565790] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 452.570381] ? trace_hardirqs_on+0xbd/0x310 [ 452.574700] ? kasan_check_read+0x11/0x20 [ 452.578847] ? finish_task_switch+0x1f4/0x910 [ 452.583338] ? trace_hardirqs_off_caller+0x310/0x310 [ 452.588447] ? compat_start_thread+0x80/0x80 [ 452.592868] ? pvclock_read_flags+0x160/0x160 [ 452.597386] ? __switch_to_asm+0x34/0x70 [ 452.601447] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.606979] ? check_preemption_disabled+0x48/0x280 [ 452.611997] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 452.617534] ? rcu_pm_notify+0xc0/0xc0 [ 452.621418] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.626948] ? check_preemption_disabled+0x48/0x280 [ 452.631965] run_timer_softirq+0x52/0xb0 [ 452.636020] ? rcu_read_lock_sched_held+0x14f/0x180 [ 452.641035] __do_softirq+0x308/0xb7e [ 452.644833] ? trace_hardirqs_on_caller+0xc0/0x310 [ 452.649758] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 452.654856] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 452.660301] ? __schedule+0x973/0x21d0 [ 452.664184] ? schedule+0x108/0x460 [ 452.667813] ? trace_hardirqs_off+0xb8/0x310 [ 452.672215] ? smpboot_thread_fn+0x68b/0xa00 [ 452.676617] ? trace_hardirqs_on+0x310/0x310 [ 452.681020] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 452.686555] ? check_preemption_disabled+0x48/0x280 [ 452.691570] ? takeover_tasklets+0xa90/0xa90 [ 452.695979] run_ksoftirqd+0x5e/0x100 [ 452.699779] smpboot_thread_fn+0x68b/0xa00 [ 452.704014] ? sort_range+0x30/0x30 [ 452.707637] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 452.712735] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 452.718268] ? __kthread_parkme+0xfb/0x1a0 [ 452.722504] ? sort_range+0x30/0x30 [ 452.726127] kthread+0x35a/0x440 [ 452.729488] ? kthread_stop+0x900/0x900 [ 452.733457] ret_from_fork+0x3a/0x50 [ 452.737184] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 452.737252] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 452.744106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 452.744111] Call Trace: [ 452.744129] dump_stack+0x244/0x39d [ 452.744148] ? dump_stack_print_info.cold.1+0x20/0x20 [ 452.750690] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 452.759975] warn_alloc.cold.116+0xb7/0x1bd [ 452.762525] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 452.766139] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 452.795389] ? lock_downgrade+0x900/0x900 [ 452.799540] ? trace_hardirqs_off+0xb8/0x310 [ 452.803949] ? trace_hardirqs_off+0xb8/0x310 [ 452.808369] __alloc_pages_slowpath+0x26e8/0x2e10 [ 452.813232] ? warn_alloc+0x120/0x120 [ 452.817029] ? print_usage_bug+0xc0/0xc0 [ 452.821085] ? warn_alloc+0x120/0x120 [ 452.824884] ? warn_alloc+0x120/0x120 [ 452.828684] ? print_usage_bug+0xc0/0xc0 [ 452.832745] ? print_usage_bug+0xc0/0xc0 [ 452.836804] ? __lock_acquire+0x62f/0x4c20 [ 452.841043] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 452.846574] ? should_fail+0x22d/0xd01 [ 452.850460] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 452.855558] ? __lock_acquire+0x62f/0x4c20 [ 452.859791] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 452.864886] ? __lock_acquire+0x62f/0x4c20 [ 452.869115] ? should_fail+0x22d/0xd01 [ 452.872995] ? find_held_lock+0x36/0x1c0 [ 452.877059] ? mark_held_locks+0x130/0x130 [ 452.881291] ? mark_held_locks+0x130/0x130 [ 452.885520] ? zap_class+0x640/0x640 [ 452.889236] ? mark_held_locks+0xc7/0x130 [ 452.893380] ? do_raw_spin_unlock+0xa7/0x330 [ 452.898389] ? zap_class+0x640/0x640 [ 452.902108] ? print_usage_bug+0xc0/0xc0 [ 452.906169] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.911701] ? check_preemption_disabled+0x48/0x280 [ 452.916725] ? __lock_is_held+0xb5/0x140 [ 452.920786] __alloc_pages_nodemask+0xa80/0xde0 [ 452.925448] ? zap_class+0x640/0x640 [ 452.929160] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 452.934184] ? find_held_lock+0x36/0x1c0 [ 452.938254] ? ____cache_alloc_node+0x1c7/0x1e0 [ 452.942922] ? lock_downgrade+0x900/0x900 [ 452.947072] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.952608] cache_grow_begin+0xa5/0x8c0 [ 452.956664] ? do_raw_spin_unlock+0xa7/0x330 [ 452.961075] fallback_alloc+0x204/0x2e0 [ 452.965050] ____cache_alloc_node+0x1c7/0x1e0 [ 452.969545] kmem_cache_alloc_node+0xe3/0x730 [ 452.974038] ? ipv6_get_ifaddr+0x42e/0x620 [ 452.978277] __alloc_skb+0x119/0x770 [ 452.981987] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 452.987262] ? netdev_alloc_frag+0x1f0/0x1f0 [ 452.991669] ? lock_downgrade+0x900/0x900 [ 452.995818] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.001365] ? refcount_sub_and_test_checked+0x203/0x310 [ 453.006816] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 453.012270] ? addrconf_rs_timer+0x690/0x690 [ 453.016685] ndisc_alloc_skb+0x144/0x340 [ 453.021097] ndisc_send_rs+0x331/0x6e0 [ 453.024988] addrconf_rs_timer+0x314/0x690 [ 453.029224] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 453.033468] call_timer_fn+0x272/0x920 [ 453.037349] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 453.041580] ? process_timeout+0x40/0x40 [ 453.045645] ? __run_timers+0x7da/0xc70 [ 453.049622] ? _raw_spin_unlock_irq+0x27/0x80 [ 453.054113] ? _raw_spin_unlock_irq+0x27/0x80 [ 453.058603] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 453.062840] ? lockdep_hardirqs_on+0x296/0x5b0 [ 453.067420] ? trace_hardirqs_on+0xbd/0x310 [ 453.071736] ? kasan_check_read+0x11/0x20 [ 453.075889] ? __run_timers+0x7da/0xc70 [ 453.079878] ? trace_hardirqs_off_caller+0x310/0x310 [ 453.084981] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 453.089218] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 453.093447] __run_timers+0x7e5/0xc70 [ 453.097251] ? timer_fixup_init+0x70/0x70 [ 453.101389] ? compat_start_thread+0x80/0x80 [ 453.105797] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.111349] ? _raw_spin_unlock_irq+0x60/0x80 [ 453.115846] ? finish_task_switch+0x1f4/0x910 [ 453.120339] ? finish_task_switch+0x1b4/0x910 [ 453.124833] ? __switch_to_asm+0x34/0x70 [ 453.128892] ? preempt_notifier_register+0x200/0x200 [ 453.133992] ? __switch_to_asm+0x34/0x70 [ 453.138044] ? __switch_to_asm+0x40/0x70 [ 453.142097] ? __switch_to_asm+0x34/0x70 [ 453.146147] ? __switch_to_asm+0x40/0x70 [ 453.150198] ? __switch_to_asm+0x34/0x70 [ 453.154248] ? __switch_to_asm+0x40/0x70 [ 453.158315] ? __switch_to_asm+0x40/0x70 [ 453.162381] ? pvclock_read_flags+0x160/0x160 [ 453.166876] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.172559] ? check_preemption_disabled+0x48/0x280 [ 453.177582] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 453.183116] ? rcu_pm_notify+0xc0/0xc0 [ 453.187001] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.192532] ? check_preemption_disabled+0x48/0x280 [ 453.197546] run_timer_softirq+0x52/0xb0 [ 453.201606] ? rcu_read_lock_sched_held+0x14f/0x180 [ 453.206615] __do_softirq+0x308/0xb7e [ 453.210415] ? trace_hardirqs_on_caller+0xc0/0x310 [ 453.215345] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 453.220442] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 453.225892] ? schedule+0x108/0x460 [ 453.229515] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 453.234270] ? __schedule+0x21d0/0x21d0 [ 453.238253] ? trace_hardirqs_off+0xb8/0x310 [ 453.242658] ? smpboot_thread_fn+0x68b/0xa00 [ 453.247061] ? trace_hardirqs_on+0x310/0x310 [ 453.251468] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 453.257000] ? check_preemption_disabled+0x48/0x280 [ 453.262009] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.267547] ? takeover_tasklets+0xa90/0xa90 [ 453.271955] run_ksoftirqd+0x5e/0x100 [ 453.275752] smpboot_thread_fn+0x68b/0xa00 [ 453.279985] ? sort_range+0x30/0x30 [ 453.283611] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 453.288715] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 453.294333] ? __kthread_parkme+0xfb/0x1a0 [ 453.298567] ? sort_range+0x30/0x30 [ 453.302189] kthread+0x35a/0x440 [ 453.305564] ? kthread_stop+0x900/0x900 [ 453.309534] ret_from_fork+0x3a/0x50 [ 453.313261] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 453.313265] warn_alloc_show_mem: 1 callbacks suppressed [ 453.313271] Mem-Info: [ 453.320112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 453.325474] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 453.325474] active_file:19 inactive_file:27 isolated_file:4 [ 453.325474] unevictable:0 dirty:0 writeback:0 unstable:0 [ 453.325474] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 453.325474] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 453.325474] free:13757 free_pcp:1126 free_cma:0 [ 453.327846] Call Trace: [ 453.337219] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 453.370154] dump_stack+0x244/0x39d [ 453.372709] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 453.400370] ? dump_stack_print_info.cold.1+0x20/0x20 [ 453.403968] lowmem_reserve[]: 0 2818 6321 6321 [ 453.430076] warn_alloc.cold.116+0xb7/0x1bd [ 453.435226] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 453.439803] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 453.444092] lowmem_reserve[]: 0 0 3503 3503 [ 453.471756] ? lock_downgrade+0x900/0x900 [ 453.476569] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 453.480887] ? trace_hardirqs_off+0xb8/0x310 [ 453.484993] lowmem_reserve[]: 0 0 0 0 [ 453.514136] ? trace_hardirqs_off+0xb8/0x310 [ 453.518514] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 453.522313] __alloc_pages_slowpath+0x26e8/0x2e10 [ 453.526688] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 453.540224] ? warn_alloc+0x120/0x120 [ 453.545010] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 453.560444] ? print_usage_bug+0xc0/0xc0 [ 453.564219] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 453.578862] ? warn_alloc+0x120/0x120 [ 453.582897] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 453.591723] ? warn_alloc+0x120/0x120 [ 453.595501] 188 total pagecache pages [ 453.604061] ? print_usage_bug+0xc0/0xc0 [ 453.607840] 0 pages in swap cache [ 453.611624] ? print_usage_bug+0xc0/0xc0 [ 453.615658] Swap cache stats: add 0, delete 0, find 0/0 [ 453.619097] ? __lock_acquire+0x62f/0x4c20 [ 453.623126] Free swap = 0kB [ 453.628476] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 453.632677] Total swap = 0kB [ 453.632684] 1965979 pages RAM [ 453.635693] ? should_fail+0x22d/0xd01 [ 453.641201] 0 pages HighMem/MovableOnly [ 453.644207] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 453.647287] 342854 pages reserved [ 453.651162] ? __lock_acquire+0x62f/0x4c20 [ 453.655107] 0 pages cma reserved [ 453.660200] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 453.663682] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 453.667838] ? __lock_acquire+0x62f/0x4c20 [ 453.667853] ? should_fail+0x22d/0xd01 [ 453.671272] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 453.676293] ? find_held_lock+0x36/0x1c0 [ 453.682757] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 453.686982] ? mark_held_locks+0x130/0x130 [ 453.714051] ? mark_held_locks+0x130/0x130 [ 453.718376] ? zap_class+0x640/0x640 [ 453.722088] ? mark_held_locks+0xc7/0x130 [ 453.726226] ? do_raw_spin_unlock+0xa7/0x330 [ 453.730639] ? zap_class+0x640/0x640 [ 453.734347] ? print_usage_bug+0xc0/0xc0 [ 453.738408] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.743944] ? check_preemption_disabled+0x48/0x280 [ 453.748965] ? __lock_is_held+0xb5/0x140 [ 453.753028] __alloc_pages_nodemask+0xa80/0xde0 [ 453.757691] ? zap_class+0x640/0x640 [ 453.761402] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 453.766421] ? find_held_lock+0x36/0x1c0 [ 453.770485] ? ____cache_alloc_node+0x1c7/0x1e0 [ 453.775150] ? lock_downgrade+0x900/0x900 [ 453.779303] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.784837] cache_grow_begin+0xa5/0x8c0 [ 453.788890] ? do_raw_spin_unlock+0xa7/0x330 [ 453.793302] fallback_alloc+0x204/0x2e0 [ 453.797288] ____cache_alloc_node+0x1c7/0x1e0 [ 453.801789] kmem_cache_alloc_node+0xe3/0x730 [ 453.806283] ? ipv6_get_ifaddr+0x42e/0x620 [ 453.810527] __alloc_skb+0x119/0x770 [ 453.814237] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 453.819525] ? netdev_alloc_frag+0x1f0/0x1f0 [ 453.823933] ? lock_downgrade+0x900/0x900 [ 453.828082] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.833616] ? refcount_sub_and_test_checked+0x203/0x310 [ 453.839062] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 453.844507] ? addrconf_rs_timer+0x690/0x690 [ 453.848919] ndisc_alloc_skb+0x144/0x340 [ 453.852978] ndisc_send_rs+0x331/0x6e0 [ 453.856869] addrconf_rs_timer+0x314/0x690 [ 453.861107] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 453.865350] call_timer_fn+0x272/0x920 [ 453.869230] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 453.873466] ? process_timeout+0x40/0x40 [ 453.877529] ? __run_timers+0x7da/0xc70 [ 453.881503] ? _raw_spin_unlock_irq+0x27/0x80 [ 453.885993] ? _raw_spin_unlock_irq+0x27/0x80 [ 453.890481] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 453.895163] ? lockdep_hardirqs_on+0x296/0x5b0 [ 453.899745] ? trace_hardirqs_on+0xbd/0x310 [ 453.904059] ? kasan_check_read+0x11/0x20 [ 453.908200] ? __run_timers+0x7da/0xc70 [ 453.912169] ? trace_hardirqs_off_caller+0x310/0x310 [ 453.917273] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 453.921520] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 453.925749] __run_timers+0x7e5/0xc70 [ 453.929557] ? timer_fixup_init+0x70/0x70 [ 453.933703] ? _raw_spin_unlock_irq+0x27/0x80 [ 453.938195] ? _raw_spin_unlock_irq+0x27/0x80 [ 453.942686] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 453.947276] ? trace_hardirqs_on+0xbd/0x310 [ 453.951596] ? kasan_check_read+0x11/0x20 [ 453.955739] ? finish_task_switch+0x1f4/0x910 [ 453.960230] ? trace_hardirqs_off_caller+0x310/0x310 [ 453.965342] ? compat_start_thread+0x80/0x80 [ 453.969765] ? pvclock_read_flags+0x160/0x160 [ 453.974267] ? __switch_to_asm+0x34/0x70 [ 453.978325] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.983859] ? check_preemption_disabled+0x48/0x280 [ 453.988884] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 453.994418] ? rcu_pm_notify+0xc0/0xc0 [ 453.998301] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.003835] ? check_preemption_disabled+0x48/0x280 [ 454.008855] run_timer_softirq+0x52/0xb0 [ 454.012910] ? rcu_read_lock_sched_held+0x14f/0x180 [ 454.017925] __do_softirq+0x308/0xb7e [ 454.021725] ? trace_hardirqs_on_caller+0xc0/0x310 [ 454.026658] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 454.031755] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 454.037205] ? __schedule+0x973/0x21d0 [ 454.041104] ? schedule+0x108/0x460 [ 454.044734] ? trace_hardirqs_off+0xb8/0x310 [ 454.049136] ? smpboot_thread_fn+0x68b/0xa00 [ 454.053537] ? trace_hardirqs_on+0x310/0x310 [ 454.057955] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 454.064050] ? check_preemption_disabled+0x48/0x280 [ 454.069069] ? takeover_tasklets+0xa90/0xa90 [ 454.073471] run_ksoftirqd+0x5e/0x100 [ 454.077268] smpboot_thread_fn+0x68b/0xa00 [ 454.081501] ? sort_range+0x30/0x30 [ 454.085130] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 454.090240] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 454.095775] ? __kthread_parkme+0xfb/0x1a0 [ 454.100015] ? sort_range+0x30/0x30 [ 454.103641] kthread+0x35a/0x440 [ 454.107001] ? kthread_stop+0x900/0x900 [ 454.110976] ret_from_fork+0x3a/0x50 [ 454.114706] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 454.114776] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 454.121630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 454.121636] Call Trace: [ 454.121653] dump_stack+0x244/0x39d [ 454.121671] ? dump_stack_print_info.cold.1+0x20/0x20 [ 454.128210] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 454.137488] warn_alloc.cold.116+0xb7/0x1bd [ 454.140039] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 454.143656] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 454.172902] ? lock_downgrade+0x900/0x900 [ 454.177053] ? trace_hardirqs_off+0xb8/0x310 [ 454.181461] ? trace_hardirqs_off+0xb8/0x310 [ 454.185874] __alloc_pages_slowpath+0x26e8/0x2e10 [ 454.190744] ? warn_alloc+0x120/0x120 [ 454.194546] ? print_usage_bug+0xc0/0xc0 [ 454.198602] ? warn_alloc+0x120/0x120 [ 454.202405] ? warn_alloc+0x120/0x120 [ 454.206206] ? print_usage_bug+0xc0/0xc0 [ 454.210274] ? print_usage_bug+0xc0/0xc0 [ 454.214333] ? __lock_acquire+0x62f/0x4c20 [ 454.218566] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 454.224098] ? should_fail+0x22d/0xd01 [ 454.227987] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 454.233085] ? __lock_acquire+0x62f/0x4c20 [ 454.237323] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 454.242419] ? __lock_acquire+0x62f/0x4c20 [ 454.246647] ? should_fail+0x22d/0xd01 [ 454.250531] ? find_held_lock+0x36/0x1c0 [ 454.254598] ? mark_held_locks+0x130/0x130 [ 454.258839] ? mark_held_locks+0x130/0x130 [ 454.263067] ? zap_class+0x640/0x640 [ 454.266789] ? mark_held_locks+0xc7/0x130 [ 454.270930] ? do_raw_spin_unlock+0xa7/0x330 [ 454.275333] ? zap_class+0x640/0x640 [ 454.279401] ? print_usage_bug+0xc0/0xc0 [ 454.283462] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.288999] ? check_preemption_disabled+0x48/0x280 [ 454.294028] ? __lock_is_held+0xb5/0x140 [ 454.298090] __alloc_pages_nodemask+0xa80/0xde0 [ 454.302753] ? zap_class+0x640/0x640 [ 454.306479] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 454.311503] ? find_held_lock+0x36/0x1c0 [ 454.315573] ? ____cache_alloc_node+0x1c7/0x1e0 [ 454.320241] ? lock_downgrade+0x900/0x900 [ 454.324392] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.329931] cache_grow_begin+0xa5/0x8c0 [ 454.333986] ? do_raw_spin_unlock+0xa7/0x330 [ 454.338400] fallback_alloc+0x204/0x2e0 [ 454.342377] ____cache_alloc_node+0x1c7/0x1e0 [ 454.346872] kmem_cache_alloc_node+0xe3/0x730 [ 454.351365] ? ipv6_get_ifaddr+0x42e/0x620 [ 454.355608] __alloc_skb+0x119/0x770 [ 454.359320] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 454.364602] ? netdev_alloc_frag+0x1f0/0x1f0 [ 454.369013] ? lock_downgrade+0x900/0x900 [ 454.373170] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.378714] ? refcount_sub_and_test_checked+0x203/0x310 [ 454.384170] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 454.389620] ? addrconf_rs_timer+0x690/0x690 [ 454.394060] ndisc_alloc_skb+0x144/0x340 [ 454.398132] ndisc_send_rs+0x331/0x6e0 [ 454.402021] addrconf_rs_timer+0x314/0x690 [ 454.406270] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 454.410512] call_timer_fn+0x272/0x920 [ 454.414395] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 454.418623] ? process_timeout+0x40/0x40 [ 454.422689] ? __run_timers+0x7da/0xc70 [ 454.426671] ? _raw_spin_unlock_irq+0x27/0x80 [ 454.431165] ? _raw_spin_unlock_irq+0x27/0x80 [ 454.435660] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 454.439890] ? lockdep_hardirqs_on+0x296/0x5b0 [ 454.444472] ? trace_hardirqs_on+0xbd/0x310 [ 454.448786] ? kasan_check_read+0x11/0x20 [ 454.452929] ? __run_timers+0x7da/0xc70 [ 454.456901] ? trace_hardirqs_off_caller+0x310/0x310 [ 454.462005] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 454.466242] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 454.470475] __run_timers+0x7e5/0xc70 [ 454.474285] ? timer_fixup_init+0x70/0x70 [ 454.478430] ? compat_start_thread+0x80/0x80 [ 454.482840] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.488391] ? _raw_spin_unlock_irq+0x60/0x80 [ 454.492890] ? finish_task_switch+0x1f4/0x910 [ 454.497385] ? finish_task_switch+0x1b4/0x910 [ 454.501872] ? __switch_to_asm+0x34/0x70 [ 454.505931] ? preempt_notifier_register+0x200/0x200 [ 454.511025] ? __switch_to_asm+0x34/0x70 [ 454.515076] ? __switch_to_asm+0x40/0x70 [ 454.519128] ? __switch_to_asm+0x34/0x70 [ 454.523191] ? __switch_to_asm+0x40/0x70 [ 454.527245] ? __switch_to_asm+0x34/0x70 [ 454.531299] ? __switch_to_asm+0x40/0x70 [ 454.535353] ? __switch_to_asm+0x40/0x70 [ 454.539416] ? pvclock_read_flags+0x160/0x160 [ 454.543909] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.549440] ? check_preemption_disabled+0x48/0x280 [ 454.554466] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 454.560001] ? rcu_pm_notify+0xc0/0xc0 [ 454.563884] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.569422] ? check_preemption_disabled+0x48/0x280 [ 454.574614] run_timer_softirq+0x52/0xb0 [ 454.578671] ? rcu_read_lock_sched_held+0x14f/0x180 [ 454.583691] __do_softirq+0x308/0xb7e [ 454.587492] ? trace_hardirqs_on_caller+0xc0/0x310 [ 454.592418] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 454.597516] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 454.602971] ? schedule+0x108/0x460 [ 454.606591] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 454.611342] ? __schedule+0x21d0/0x21d0 [ 454.615315] ? trace_hardirqs_off+0xb8/0x310 [ 454.619719] ? smpboot_thread_fn+0x68b/0xa00 [ 454.624123] ? trace_hardirqs_on+0x310/0x310 [ 454.628527] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 454.634060] ? check_preemption_disabled+0x48/0x280 [ 454.639089] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.644623] ? takeover_tasklets+0xa90/0xa90 [ 454.649028] run_ksoftirqd+0x5e/0x100 [ 454.652828] smpboot_thread_fn+0x68b/0xa00 [ 454.657066] ? sort_range+0x30/0x30 [ 454.660699] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 454.665794] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 454.671325] ? __kthread_parkme+0xfb/0x1a0 [ 454.675556] ? sort_range+0x30/0x30 [ 454.679186] kthread+0x35a/0x440 [ 454.682552] ? kthread_stop+0x900/0x900 [ 454.686530] ret_from_fork+0x3a/0x50 [ 454.690259] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 454.690263] warn_alloc_show_mem: 1 callbacks suppressed [ 454.690269] Mem-Info: [ 454.697098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 454.702463] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 454.702463] active_file:19 inactive_file:27 isolated_file:4 [ 454.702463] unevictable:0 dirty:0 writeback:0 unstable:0 [ 454.702463] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 454.702463] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 454.702463] free:13757 free_pcp:1126 free_cma:0 [ 454.704837] Call Trace: [ 454.714219] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 454.747151] dump_stack+0x244/0x39d [ 454.749723] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 454.777387] ? dump_stack_print_info.cold.1+0x20/0x20 [ 454.780985] lowmem_reserve[]: 0 2818 6321 6321 [ 454.807095] warn_alloc.cold.116+0xb7/0x1bd [ 454.812249] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 454.816825] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 454.821114] lowmem_reserve[]: 0 0 3503 3503 [ 454.848790] ? lock_downgrade+0x900/0x900 [ 454.853601] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 454.857919] ? trace_hardirqs_off+0xb8/0x310 [ 454.862033] lowmem_reserve[]: 0 0 0 0 [ 454.891258] ? trace_hardirqs_off+0xb8/0x310 [ 454.896063] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 454.899875] __alloc_pages_slowpath+0x26e8/0x2e10 [ 454.904250] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 454.917808] ? warn_alloc+0x120/0x120 [ 454.922597] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 454.938020] ? print_usage_bug+0xc0/0xc0 [ 454.941811] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 454.956441] ? warn_alloc+0x120/0x120 [ 454.960480] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 454.969296] ? warn_alloc+0x120/0x120 [ 454.973066] 188 total pagecache pages [ 454.981627] ? print_usage_bug+0xc0/0xc0 [ 454.985403] 0 pages in swap cache [ 454.989193] ? print_usage_bug+0xc0/0xc0 [ 454.993224] Swap cache stats: add 0, delete 0, find 0/0 [ 454.996664] ? __lock_acquire+0x62f/0x4c20 [ 455.000693] Free swap = 0kB [ 455.006046] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 455.010246] Total swap = 0kB [ 455.013249] ? should_fail+0x22d/0xd01 [ 455.018752] 1965979 pages RAM [ 455.021938] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 455.025788] 0 pages HighMem/MovableOnly [ 455.025795] 342854 pages reserved [ 455.028888] ? __lock_acquire+0x62f/0x4c20 [ 455.033961] 0 pages cma reserved [ 455.037923] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 455.041405] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 455.045562] ? __lock_acquire+0x62f/0x4c20 [ 455.045577] ? should_fail+0x22d/0xd01 [ 455.048999] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 455.054006] ? find_held_lock+0x36/0x1c0 [ 455.060470] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 455.064699] ? mark_held_locks+0x130/0x130 [ 455.091766] ? mark_held_locks+0x130/0x130 [ 455.095993] ? zap_class+0x640/0x640 [ 455.099705] ? mark_held_locks+0xc7/0x130 [ 455.103844] ? do_raw_spin_unlock+0xa7/0x330 [ 455.108248] ? zap_class+0x640/0x640 [ 455.111956] ? print_usage_bug+0xc0/0xc0 [ 455.116017] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.121551] ? check_preemption_disabled+0x48/0x280 [ 455.126571] ? __lock_is_held+0xb5/0x140 [ 455.130635] __alloc_pages_nodemask+0xa80/0xde0 [ 455.135298] ? zap_class+0x640/0x640 [ 455.139013] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 455.144039] ? find_held_lock+0x36/0x1c0 [ 455.148105] ? ____cache_alloc_node+0x1c7/0x1e0 [ 455.152781] ? lock_downgrade+0x900/0x900 [ 455.156931] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.162469] cache_grow_begin+0xa5/0x8c0 [ 455.166523] ? do_raw_spin_unlock+0xa7/0x330 [ 455.170939] fallback_alloc+0x204/0x2e0 [ 455.174912] ____cache_alloc_node+0x1c7/0x1e0 [ 455.179407] kmem_cache_alloc_node+0xe3/0x730 [ 455.183901] ? ipv6_get_ifaddr+0x42e/0x620 [ 455.188153] __alloc_skb+0x119/0x770 [ 455.191858] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 455.197147] ? netdev_alloc_frag+0x1f0/0x1f0 [ 455.201553] ? lock_downgrade+0x900/0x900 [ 455.205701] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.211235] ? refcount_sub_and_test_checked+0x203/0x310 [ 455.216687] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 455.222144] ? addrconf_rs_timer+0x690/0x690 [ 455.226556] ndisc_alloc_skb+0x144/0x340 [ 455.230619] ndisc_send_rs+0x331/0x6e0 [ 455.234507] addrconf_rs_timer+0x314/0x690 [ 455.238740] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 455.242979] call_timer_fn+0x272/0x920 [ 455.246864] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 455.251091] ? process_timeout+0x40/0x40 [ 455.255164] ? __run_timers+0x7da/0xc70 [ 455.259153] ? _raw_spin_unlock_irq+0x27/0x80 [ 455.263645] ? _raw_spin_unlock_irq+0x27/0x80 [ 455.268148] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 455.272382] ? lockdep_hardirqs_on+0x296/0x5b0 [ 455.276962] ? trace_hardirqs_on+0xbd/0x310 [ 455.281281] ? kasan_check_read+0x11/0x20 [ 455.285441] ? __run_timers+0x7da/0xc70 [ 455.289410] ? trace_hardirqs_off_caller+0x310/0x310 [ 455.294510] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 455.298742] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 455.302971] __run_timers+0x7e5/0xc70 [ 455.306777] ? timer_fixup_init+0x70/0x70 [ 455.310923] ? _raw_spin_unlock_irq+0x27/0x80 [ 455.315413] ? _raw_spin_unlock_irq+0x27/0x80 [ 455.319908] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 455.324485] ? trace_hardirqs_on+0xbd/0x310 [ 455.328804] ? kasan_check_read+0x11/0x20 [ 455.332951] ? finish_task_switch+0x1f4/0x910 [ 455.337444] ? trace_hardirqs_off_caller+0x310/0x310 [ 455.342542] ? compat_start_thread+0x80/0x80 [ 455.346976] ? pvclock_read_flags+0x160/0x160 [ 455.351461] ? __switch_to_asm+0x34/0x70 [ 455.355521] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.361051] ? check_preemption_disabled+0x48/0x280 [ 455.366067] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 455.371602] ? rcu_pm_notify+0xc0/0xc0 [ 455.375489] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.381024] ? check_preemption_disabled+0x48/0x280 [ 455.386038] run_timer_softirq+0x52/0xb0 [ 455.390094] ? rcu_read_lock_sched_held+0x14f/0x180 [ 455.395127] __do_softirq+0x308/0xb7e [ 455.398926] ? trace_hardirqs_on_caller+0xc0/0x310 [ 455.403854] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 455.408948] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 455.414391] ? __schedule+0x973/0x21d0 [ 455.418277] ? schedule+0x108/0x460 [ 455.421912] ? trace_hardirqs_off+0xb8/0x310 [ 455.426315] ? smpboot_thread_fn+0x68b/0xa00 [ 455.430718] ? trace_hardirqs_on+0x310/0x310 [ 455.435133] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 455.440669] ? check_preemption_disabled+0x48/0x280 [ 455.445684] ? takeover_tasklets+0xa90/0xa90 [ 455.450086] run_ksoftirqd+0x5e/0x100 [ 455.453891] smpboot_thread_fn+0x68b/0xa00 [ 455.458138] ? sort_range+0x30/0x30 [ 455.461765] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 455.466881] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 455.472410] ? __kthread_parkme+0xfb/0x1a0 [ 455.476641] ? sort_range+0x30/0x30 [ 455.480264] kthread+0x35a/0x440 [ 455.483625] ? kthread_stop+0x900/0x900 [ 455.487594] ret_from_fork+0x3a/0x50 [ 455.491319] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 455.491386] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 455.498238] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 455.498243] Call Trace: [ 455.498261] dump_stack+0x244/0x39d [ 455.498280] ? dump_stack_print_info.cold.1+0x20/0x20 [ 455.504793] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 455.514107] warn_alloc.cold.116+0xb7/0x1bd [ 455.516662] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 455.520282] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 455.549516] ? lock_downgrade+0x900/0x900 [ 455.553665] ? trace_hardirqs_off+0xb8/0x310 [ 455.558073] ? trace_hardirqs_off+0xb8/0x310 [ 455.562492] __alloc_pages_slowpath+0x26e8/0x2e10 [ 455.567355] ? warn_alloc+0x120/0x120 [ 455.571155] ? print_usage_bug+0xc0/0xc0 [ 455.575210] ? warn_alloc+0x120/0x120 [ 455.579009] ? warn_alloc+0x120/0x120 [ 455.582803] ? print_usage_bug+0xc0/0xc0 [ 455.586864] ? print_usage_bug+0xc0/0xc0 [ 455.590924] ? __lock_acquire+0x62f/0x4c20 [ 455.595161] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 455.600689] ? should_fail+0x22d/0xd01 [ 455.604577] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 455.609679] ? __lock_acquire+0x62f/0x4c20 [ 455.613916] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 455.619014] ? __lock_acquire+0x62f/0x4c20 [ 455.623241] ? should_fail+0x22d/0xd01 [ 455.627123] ? find_held_lock+0x36/0x1c0 [ 455.631188] ? mark_held_locks+0x130/0x130 [ 455.635420] ? mark_held_locks+0x130/0x130 [ 455.639822] ? zap_class+0x640/0x640 [ 455.643534] ? mark_held_locks+0xc7/0x130 [ 455.647674] ? do_raw_spin_unlock+0xa7/0x330 [ 455.652075] ? zap_class+0x640/0x640 [ 455.655878] ? print_usage_bug+0xc0/0xc0 [ 455.659937] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.665469] ? check_preemption_disabled+0x48/0x280 [ 455.670490] ? __lock_is_held+0xb5/0x140 [ 455.674550] __alloc_pages_nodemask+0xa80/0xde0 [ 455.679211] ? zap_class+0x640/0x640 [ 455.682924] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 455.687946] ? find_held_lock+0x36/0x1c0 [ 455.692014] ? ____cache_alloc_node+0x1c7/0x1e0 [ 455.696678] ? lock_downgrade+0x900/0x900 [ 455.700826] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.706361] cache_grow_begin+0xa5/0x8c0 [ 455.710423] ? do_raw_spin_unlock+0xa7/0x330 [ 455.714835] fallback_alloc+0x204/0x2e0 [ 455.718811] ____cache_alloc_node+0x1c7/0x1e0 [ 455.723310] kmem_cache_alloc_node+0xe3/0x730 [ 455.727810] ? ipv6_get_ifaddr+0x42e/0x620 [ 455.732050] __alloc_skb+0x119/0x770 [ 455.735766] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 455.741130] ? netdev_alloc_frag+0x1f0/0x1f0 [ 455.745532] ? lock_downgrade+0x900/0x900 [ 455.749684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.755220] ? refcount_sub_and_test_checked+0x203/0x310 [ 455.760671] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 455.766119] ? addrconf_rs_timer+0x690/0x690 [ 455.770533] ndisc_alloc_skb+0x144/0x340 [ 455.774597] ndisc_send_rs+0x331/0x6e0 [ 455.778482] addrconf_rs_timer+0x314/0x690 [ 455.782716] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 455.786955] call_timer_fn+0x272/0x920 [ 455.790836] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 455.795073] ? process_timeout+0x40/0x40 [ 455.799134] ? __run_timers+0x7da/0xc70 [ 455.803114] ? _raw_spin_unlock_irq+0x27/0x80 [ 455.807610] ? _raw_spin_unlock_irq+0x27/0x80 [ 455.812103] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 455.816336] ? lockdep_hardirqs_on+0x296/0x5b0 [ 455.820916] ? trace_hardirqs_on+0xbd/0x310 [ 455.825236] ? kasan_check_read+0x11/0x20 [ 455.829375] ? __run_timers+0x7da/0xc70 [ 455.833347] ? trace_hardirqs_off_caller+0x310/0x310 [ 455.838452] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 455.842686] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 455.846912] __run_timers+0x7e5/0xc70 [ 455.850719] ? timer_fixup_init+0x70/0x70 [ 455.854863] ? compat_start_thread+0x80/0x80 [ 455.859272] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.864809] ? _raw_spin_unlock_irq+0x60/0x80 [ 455.869305] ? finish_task_switch+0x1f4/0x910 [ 455.873804] ? finish_task_switch+0x1b4/0x910 [ 455.878292] ? __switch_to_asm+0x34/0x70 [ 455.882355] ? preempt_notifier_register+0x200/0x200 [ 455.887448] ? __switch_to_asm+0x34/0x70 [ 455.891505] ? __switch_to_asm+0x40/0x70 [ 455.895558] ? __switch_to_asm+0x34/0x70 [ 455.899615] ? __switch_to_asm+0x40/0x70 [ 455.903668] ? __switch_to_asm+0x34/0x70 [ 455.907720] ? __switch_to_asm+0x40/0x70 [ 455.911777] ? __switch_to_asm+0x40/0x70 [ 455.915841] ? pvclock_read_flags+0x160/0x160 [ 455.920333] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.925868] ? check_preemption_disabled+0x48/0x280 [ 455.930889] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 455.936421] ? rcu_pm_notify+0xc0/0xc0 [ 455.940305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.945836] ? check_preemption_disabled+0x48/0x280 [ 455.950853] run_timer_softirq+0x52/0xb0 [ 455.954919] ? rcu_read_lock_sched_held+0x14f/0x180 [ 455.959935] __do_softirq+0x308/0xb7e [ 455.963738] ? trace_hardirqs_on_caller+0xc0/0x310 [ 455.968667] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 455.973765] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 455.979215] ? schedule+0x108/0x460 [ 455.982834] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 455.987595] ? __schedule+0x21d0/0x21d0 [ 455.991574] ? trace_hardirqs_off+0xb8/0x310 [ 455.995982] ? smpboot_thread_fn+0x68b/0xa00 [ 456.000417] ? trace_hardirqs_on+0x310/0x310 [ 456.004820] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 456.010350] ? check_preemption_disabled+0x48/0x280 [ 456.015362] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.020894] ? takeover_tasklets+0xa90/0xa90 [ 456.025297] run_ksoftirqd+0x5e/0x100 [ 456.029097] smpboot_thread_fn+0x68b/0xa00 [ 456.033334] ? sort_range+0x30/0x30 [ 456.036960] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 456.042161] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 456.047696] ? __kthread_parkme+0xfb/0x1a0 [ 456.051928] ? sort_range+0x30/0x30 [ 456.055557] kthread+0x35a/0x440 [ 456.058921] ? kthread_stop+0x900/0x900 [ 456.063860] ret_from_fork+0x3a/0x50 [ 456.067588] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 456.067592] warn_alloc_show_mem: 1 callbacks suppressed [ 456.067599] Mem-Info: [ 456.074425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 456.079788] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 456.079788] active_file:19 inactive_file:27 isolated_file:4 [ 456.079788] unevictable:0 dirty:0 writeback:0 unstable:0 [ 456.079788] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 456.079788] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 456.079788] free:13757 free_pcp:1126 free_cma:0 [ 456.082157] Call Trace: [ 456.091528] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 456.124470] dump_stack+0x244/0x39d [ 456.127025] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 456.154695] ? dump_stack_print_info.cold.1+0x20/0x20 [ 456.158287] lowmem_reserve[]: 0 2818 6321 6321 [ 456.184405] warn_alloc.cold.116+0xb7/0x1bd [ 456.189560] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 456.194133] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 456.198424] lowmem_reserve[]: 0 0 3503 3503 [ 456.226086] ? lock_downgrade+0x900/0x900 [ 456.230897] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 456.235215] ? trace_hardirqs_off+0xb8/0x310 [ 456.239330] lowmem_reserve[]: 0 0 0 0 [ 456.268474] ? trace_hardirqs_off+0xb8/0x310 [ 456.272856] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 456.276651] __alloc_pages_slowpath+0x26e8/0x2e10 [ 456.281032] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 456.294576] ? warn_alloc+0x120/0x120 [ 456.299367] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 456.314791] ? print_usage_bug+0xc0/0xc0 [ 456.318568] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 456.333201] ? warn_alloc+0x120/0x120 [ 456.337240] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 456.346065] ? warn_alloc+0x120/0x120 [ 456.349833] 188 total pagecache pages [ 456.358393] ? print_usage_bug+0xc0/0xc0 [ 456.362170] 0 pages in swap cache [ 456.365961] ? print_usage_bug+0xc0/0xc0 [ 456.369993] Swap cache stats: add 0, delete 0, find 0/0 [ 456.373432] ? __lock_acquire+0x62f/0x4c20 [ 456.377462] Free swap = 0kB [ 456.382816] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 456.387029] Total swap = 0kB [ 456.390046] ? should_fail+0x22d/0xd01 [ 456.395553] 1965979 pages RAM [ 456.398563] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 456.402418] 0 pages HighMem/MovableOnly [ 456.405508] ? __lock_acquire+0x62f/0x4c20 [ 456.410581] 342854 pages reserved [ 456.414542] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 456.418744] 0 pages cma reserved [ 456.422180] ? __lock_acquire+0x62f/0x4c20 [ 456.427313] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 456.430602] ? should_fail+0x22d/0xd01 [ 456.430616] ? find_held_lock+0x36/0x1c0 [ 456.430638] ? mark_held_locks+0x130/0x130 [ 456.434888] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 456.441319] ? mark_held_locks+0x130/0x130 [ 456.445178] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 456.449224] ? zap_class+0x640/0x640 [ 456.476292] ? zap_class+0x640/0x640 [ 456.480001] ? print_usage_bug+0xc0/0xc0 [ 456.484068] ? do_raw_spin_unlock+0xa7/0x330 [ 456.488474] ? zap_class+0x640/0x640 [ 456.492182] ? print_usage_bug+0xc0/0xc0 [ 456.496240] ? wq_watchdog_touch+0x9c/0xfe [ 456.500471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.506019] ? check_preemption_disabled+0x48/0x280 [ 456.511138] ? __lock_is_held+0xb5/0x140 [ 456.515199] __alloc_pages_nodemask+0xa80/0xde0 [ 456.519862] ? zap_class+0x640/0x640 [ 456.523573] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 456.528594] ? find_held_lock+0x36/0x1c0 [ 456.532659] ? ____cache_alloc_node+0x1c7/0x1e0 [ 456.537326] ? lock_downgrade+0x900/0x900 [ 456.541480] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.547032] cache_grow_begin+0xa5/0x8c0 [ 456.551087] ? do_raw_spin_unlock+0xa7/0x330 [ 456.555497] fallback_alloc+0x204/0x2e0 [ 456.559472] ____cache_alloc_node+0x1c7/0x1e0 [ 456.563968] kmem_cache_alloc_node+0xe3/0x730 [ 456.568467] ? ipv6_get_ifaddr+0x42e/0x620 [ 456.572710] __alloc_skb+0x119/0x770 [ 456.576425] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 456.581705] ? netdev_alloc_frag+0x1f0/0x1f0 [ 456.586118] ? lock_downgrade+0x900/0x900 [ 456.590268] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.595808] ? refcount_sub_and_test_checked+0x203/0x310 [ 456.601262] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 456.606706] ? addrconf_rs_timer+0x690/0x690 [ 456.611118] ndisc_alloc_skb+0x144/0x340 [ 456.615179] ndisc_send_rs+0x331/0x6e0 [ 456.619071] addrconf_rs_timer+0x314/0x690 [ 456.623305] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 456.627547] call_timer_fn+0x272/0x920 [ 456.631432] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 456.635663] ? process_timeout+0x40/0x40 [ 456.639724] ? __run_timers+0x7da/0xc70 [ 456.643699] ? _raw_spin_unlock_irq+0x27/0x80 [ 456.648187] ? _raw_spin_unlock_irq+0x27/0x80 [ 456.652674] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 456.656906] ? lockdep_hardirqs_on+0x296/0x5b0 [ 456.661482] ? trace_hardirqs_on+0xbd/0x310 [ 456.665796] ? kasan_check_read+0x11/0x20 [ 456.669935] ? __run_timers+0x7da/0xc70 [ 456.673905] ? trace_hardirqs_off_caller+0x310/0x310 [ 456.679017] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 456.683250] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 456.687477] __run_timers+0x7e5/0xc70 [ 456.691280] ? timer_fixup_init+0x70/0x70 [ 456.695423] ? _raw_spin_unlock_irq+0x27/0x80 [ 456.699913] ? _raw_spin_unlock_irq+0x27/0x80 [ 456.704405] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 456.708980] ? trace_hardirqs_on+0xbd/0x310 [ 456.713308] ? kasan_check_read+0x11/0x20 [ 456.717452] ? finish_task_switch+0x1f4/0x910 [ 456.721942] ? trace_hardirqs_off_caller+0x310/0x310 [ 456.727039] ? compat_start_thread+0x80/0x80 [ 456.731461] ? pvclock_read_flags+0x160/0x160 [ 456.735960] ? __switch_to_asm+0x34/0x70 [ 456.740030] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.745562] ? check_preemption_disabled+0x48/0x280 [ 456.750584] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 456.756117] ? rcu_pm_notify+0xc0/0xc0 [ 456.760010] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.765542] ? check_preemption_disabled+0x48/0x280 [ 456.770557] run_timer_softirq+0x52/0xb0 [ 456.774617] ? rcu_read_lock_sched_held+0x14f/0x180 [ 456.779631] __do_softirq+0x308/0xb7e [ 456.783434] ? trace_hardirqs_on_caller+0xc0/0x310 [ 456.788366] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 456.793554] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 456.799015] ? __schedule+0x973/0x21d0 [ 456.802905] ? schedule+0x108/0x460 [ 456.806622] ? trace_hardirqs_off+0xb8/0x310 [ 456.811027] ? smpboot_thread_fn+0x68b/0xa00 [ 456.815434] ? trace_hardirqs_on+0x310/0x310 [ 456.819839] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 456.825371] ? check_preemption_disabled+0x48/0x280 [ 456.830385] ? takeover_tasklets+0xa90/0xa90 [ 456.834790] run_ksoftirqd+0x5e/0x100 [ 456.838587] smpboot_thread_fn+0x68b/0xa00 [ 456.842820] ? sort_range+0x30/0x30 [ 456.846443] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 456.851540] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 456.857072] ? __kthread_parkme+0xfb/0x1a0 [ 456.861305] ? sort_range+0x30/0x30 [ 456.864926] kthread+0x35a/0x440 [ 456.868302] ? kthread_stop+0x900/0x900 [ 456.872276] ret_from_fork+0x3a/0x50 [ 456.876014] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 456.876080] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 456.882935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 456.882940] Call Trace: [ 456.882958] dump_stack+0x244/0x39d [ 456.882983] ? dump_stack_print_info.cold.1+0x20/0x20 [ 456.889520] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 456.899295] warn_alloc.cold.116+0xb7/0x1bd [ 456.901846] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 456.905461] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 456.934701] ? lock_downgrade+0x900/0x900 [ 456.938861] ? trace_hardirqs_off+0xb8/0x310 [ 456.943277] ? trace_hardirqs_off+0xb8/0x310 [ 456.947691] __alloc_pages_slowpath+0x26e8/0x2e10 [ 456.952557] ? warn_alloc+0x120/0x120 [ 456.956356] ? print_usage_bug+0xc0/0xc0 [ 456.960415] ? warn_alloc+0x120/0x120 [ 456.964220] ? warn_alloc+0x120/0x120 [ 456.968018] ? print_usage_bug+0xc0/0xc0 [ 456.972083] ? print_usage_bug+0xc0/0xc0 [ 456.976141] ? __lock_acquire+0x62f/0x4c20 [ 456.980380] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 456.985913] ? should_fail+0x22d/0xd01 [ 456.989800] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 456.994907] ? __lock_acquire+0x62f/0x4c20 [ 456.999139] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 457.004234] ? __lock_acquire+0x62f/0x4c20 [ 457.008463] ? should_fail+0x22d/0xd01 [ 457.012348] ? find_held_lock+0x36/0x1c0 [ 457.016416] ? mark_held_locks+0x130/0x130 [ 457.020650] ? mark_held_locks+0x130/0x130 [ 457.024880] ? zap_class+0x640/0x640 [ 457.028590] ? zap_class+0x640/0x640 [ 457.032301] ? print_usage_bug+0xc0/0xc0 [ 457.036354] ? do_raw_spin_unlock+0xa7/0x330 [ 457.040765] ? zap_class+0x640/0x640 [ 457.044479] ? print_usage_bug+0xc0/0xc0 [ 457.048535] ? wq_watchdog_touch+0x9c/0xfe [ 457.052769] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.058306] ? check_preemption_disabled+0x48/0x280 [ 457.063330] ? __lock_is_held+0xb5/0x140 [ 457.067394] __alloc_pages_nodemask+0xa80/0xde0 [ 457.072061] ? zap_class+0x640/0x640 [ 457.075773] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 457.080793] ? find_held_lock+0x36/0x1c0 [ 457.084859] ? ____cache_alloc_node+0x1c7/0x1e0 [ 457.089522] ? lock_downgrade+0x900/0x900 [ 457.093675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.099221] cache_grow_begin+0xa5/0x8c0 [ 457.103280] ? do_raw_spin_unlock+0xa7/0x330 [ 457.107690] fallback_alloc+0x204/0x2e0 [ 457.111663] ____cache_alloc_node+0x1c7/0x1e0 [ 457.116159] kmem_cache_alloc_node+0xe3/0x730 [ 457.120650] ? ipv6_get_ifaddr+0x42e/0x620 [ 457.124890] __alloc_skb+0x119/0x770 [ 457.128611] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 457.133885] ? netdev_alloc_frag+0x1f0/0x1f0 [ 457.138287] ? lock_downgrade+0x900/0x900 [ 457.142437] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.147979] ? refcount_sub_and_test_checked+0x203/0x310 [ 457.153426] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 457.158873] ? addrconf_rs_timer+0x690/0x690 [ 457.163287] ndisc_alloc_skb+0x144/0x340 [ 457.167345] ndisc_send_rs+0x331/0x6e0 [ 457.171230] addrconf_rs_timer+0x314/0x690 [ 457.175472] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 457.179716] call_timer_fn+0x272/0x920 [ 457.183595] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 457.187827] ? process_timeout+0x40/0x40 [ 457.191895] ? __run_timers+0x7da/0xc70 [ 457.195869] ? _raw_spin_unlock_irq+0x27/0x80 [ 457.200361] ? _raw_spin_unlock_irq+0x27/0x80 [ 457.204849] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 457.209078] ? lockdep_hardirqs_on+0x296/0x5b0 [ 457.213658] ? trace_hardirqs_on+0xbd/0x310 [ 457.217974] ? kasan_check_read+0x11/0x20 [ 457.222214] ? __run_timers+0x7da/0xc70 [ 457.226187] ? trace_hardirqs_off_caller+0x310/0x310 [ 457.231290] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 457.235539] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 457.239767] __run_timers+0x7e5/0xc70 [ 457.243573] ? timer_fixup_init+0x70/0x70 [ 457.247714] ? compat_start_thread+0x80/0x80 [ 457.252124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.257662] ? _raw_spin_unlock_irq+0x60/0x80 [ 457.262159] ? finish_task_switch+0x1f4/0x910 [ 457.266647] ? finish_task_switch+0x1b4/0x910 [ 457.271134] ? __switch_to_asm+0x34/0x70 [ 457.275198] ? preempt_notifier_register+0x200/0x200 [ 457.280296] ? __switch_to_asm+0x34/0x70 [ 457.284350] ? __switch_to_asm+0x40/0x70 [ 457.288405] ? __switch_to_asm+0x34/0x70 [ 457.292460] ? __switch_to_asm+0x40/0x70 [ 457.296513] ? __switch_to_asm+0x34/0x70 [ 457.300565] ? __switch_to_asm+0x40/0x70 [ 457.304623] ? __switch_to_asm+0x40/0x70 [ 457.308687] ? pvclock_read_flags+0x160/0x160 [ 457.313183] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.318716] ? check_preemption_disabled+0x48/0x280 [ 457.323735] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 457.329268] ? rcu_pm_notify+0xc0/0xc0 [ 457.333158] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.338691] ? check_preemption_disabled+0x48/0x280 [ 457.343706] run_timer_softirq+0x52/0xb0 [ 457.347762] ? rcu_read_lock_sched_held+0x14f/0x180 [ 457.352773] __do_softirq+0x308/0xb7e [ 457.356573] ? trace_hardirqs_on_caller+0xc0/0x310 [ 457.361503] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 457.366597] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 457.372050] ? schedule+0x108/0x460 [ 457.375674] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 457.380426] ? __schedule+0x21d0/0x21d0 [ 457.384408] ? trace_hardirqs_off+0xb8/0x310 [ 457.388813] ? smpboot_thread_fn+0x68b/0xa00 [ 457.393215] ? trace_hardirqs_on+0x310/0x310 [ 457.397620] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 457.403150] ? check_preemption_disabled+0x48/0x280 [ 457.408166] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.413699] ? takeover_tasklets+0xa90/0xa90 [ 457.418104] run_ksoftirqd+0x5e/0x100 [ 457.421901] smpboot_thread_fn+0x68b/0xa00 [ 457.426146] ? sort_range+0x30/0x30 [ 457.429768] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 457.434866] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 457.440397] ? __kthread_parkme+0xfb/0x1a0 [ 457.444634] ? sort_range+0x30/0x30 [ 457.448253] kthread+0x35a/0x440 [ 457.451620] ? kthread_stop+0x900/0x900 [ 457.455588] ret_from_fork+0x3a/0x50 [ 457.459313] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 457.459318] warn_alloc_show_mem: 1 callbacks suppressed [ 457.459324] Mem-Info: [ 457.466152] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 457.471515] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 457.471515] active_file:19 inactive_file:27 isolated_file:4 [ 457.471515] unevictable:0 dirty:0 writeback:0 unstable:0 [ 457.471515] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 457.471515] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 457.471515] free:13757 free_pcp:1126 free_cma:0 [ 457.473885] Call Trace: [ 457.483257] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 457.516200] dump_stack+0x244/0x39d [ 457.518758] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 457.546422] ? dump_stack_print_info.cold.1+0x20/0x20 [ 457.550019] lowmem_reserve[]: 0 2818 6321 6321 [ 457.576124] warn_alloc.cold.116+0xb7/0x1bd [ 457.581274] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 457.585846] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 457.590134] lowmem_reserve[]: 0 0 3503 3503 [ 457.617803] ? lock_downgrade+0x900/0x900 [ 457.622612] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 457.626947] ? trace_hardirqs_off+0xb8/0x310 [ 457.631058] lowmem_reserve[]: 0 0 0 0 [ 457.660193] ? trace_hardirqs_off+0xb8/0x310 [ 457.664569] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 457.668367] __alloc_pages_slowpath+0x26e8/0x2e10 [ 457.672739] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 457.686283] ? warn_alloc+0x120/0x120 [ 457.691077] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 457.706503] ? print_usage_bug+0xc0/0xc0 [ 457.710278] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 457.724927] ? warn_alloc+0x120/0x120 [ 457.728970] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 457.737791] ? warn_alloc+0x120/0x120 [ 457.741560] 188 total pagecache pages [ 457.750119] ? print_usage_bug+0xc0/0xc0 [ 457.753901] 0 pages in swap cache [ 457.757688] ? print_usage_bug+0xc0/0xc0 [ 457.761719] Swap cache stats: add 0, delete 0, find 0/0 [ 457.765156] ? __lock_acquire+0x62f/0x4c20 [ 457.769189] Free swap = 0kB [ 457.774543] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 457.778744] Total swap = 0kB [ 457.781751] ? should_fail+0x22d/0xd01 [ 457.787256] 1965979 pages RAM [ 457.790266] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 457.794119] 0 pages HighMem/MovableOnly [ 457.797209] ? __lock_acquire+0x62f/0x4c20 [ 457.802280] 342854 pages reserved [ 457.802288] 0 pages cma reserved [ 457.806251] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 457.810515] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 457.813909] ? __lock_acquire+0x62f/0x4c20 [ 457.817314] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 457.822323] ? should_fail+0x22d/0xd01 [ 457.822338] ? find_held_lock+0x36/0x1c0 [ 457.828800] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 457.833027] ? mark_held_locks+0x130/0x130 [ 457.860084] ? mark_held_locks+0x130/0x130 [ 457.864311] ? zap_class+0x640/0x640 [ 457.868026] ? mark_held_locks+0xc7/0x130 [ 457.872164] ? do_raw_spin_unlock+0xa7/0x330 [ 457.876566] ? zap_class+0x640/0x640 [ 457.880273] ? print_usage_bug+0xc0/0xc0 [ 457.884337] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.889869] ? check_preemption_disabled+0x48/0x280 [ 457.895332] ? __lock_is_held+0xb5/0x140 [ 457.899396] __alloc_pages_nodemask+0xa80/0xde0 [ 457.904063] ? zap_class+0x640/0x640 [ 457.907775] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 457.912795] ? find_held_lock+0x36/0x1c0 [ 457.916861] ? ____cache_alloc_node+0x1c7/0x1e0 [ 457.921534] ? lock_downgrade+0x900/0x900 [ 457.925683] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.931220] cache_grow_begin+0xa5/0x8c0 [ 457.935274] ? do_raw_spin_unlock+0xa7/0x330 [ 457.939689] fallback_alloc+0x204/0x2e0 [ 457.943666] ____cache_alloc_node+0x1c7/0x1e0 [ 457.948165] kmem_cache_alloc_node+0xe3/0x730 [ 457.952655] ? ipv6_get_ifaddr+0x42e/0x620 [ 457.956907] __alloc_skb+0x119/0x770 [ 457.960626] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 457.965917] ? netdev_alloc_frag+0x1f0/0x1f0 [ 457.970318] ? lock_downgrade+0x900/0x900 [ 457.974466] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.979996] ? refcount_sub_and_test_checked+0x203/0x310 [ 457.985444] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 457.990899] ? addrconf_rs_timer+0x690/0x690 [ 457.995314] ndisc_alloc_skb+0x144/0x340 [ 457.999374] ndisc_send_rs+0x331/0x6e0 [ 458.003260] addrconf_rs_timer+0x314/0x690 [ 458.007497] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 458.011736] call_timer_fn+0x272/0x920 [ 458.015616] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 458.019879] ? process_timeout+0x40/0x40 [ 458.023946] ? __run_timers+0x7da/0xc70 [ 458.027919] ? _raw_spin_unlock_irq+0x27/0x80 [ 458.032410] ? _raw_spin_unlock_irq+0x27/0x80 [ 458.036903] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 458.041130] ? lockdep_hardirqs_on+0x296/0x5b0 [ 458.045723] ? trace_hardirqs_on+0xbd/0x310 [ 458.050040] ? kasan_check_read+0x11/0x20 [ 458.054182] ? __run_timers+0x7da/0xc70 [ 458.058155] ? trace_hardirqs_off_caller+0x310/0x310 [ 458.063778] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 458.068015] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 458.072242] __run_timers+0x7e5/0xc70 [ 458.076054] ? timer_fixup_init+0x70/0x70 [ 458.080198] ? _raw_spin_unlock_irq+0x27/0x80 [ 458.084692] ? _raw_spin_unlock_irq+0x27/0x80 [ 458.089186] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 458.093764] ? trace_hardirqs_on+0xbd/0x310 [ 458.098082] ? kasan_check_read+0x11/0x20 [ 458.102229] ? finish_task_switch+0x1f4/0x910 [ 458.106723] ? trace_hardirqs_off_caller+0x310/0x310 [ 458.111821] ? compat_start_thread+0x80/0x80 [ 458.116247] ? pvclock_read_flags+0x160/0x160 [ 458.120732] ? __switch_to_asm+0x34/0x70 [ 458.124788] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.130322] ? check_preemption_disabled+0x48/0x280 [ 458.135345] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 458.140890] ? rcu_pm_notify+0xc0/0xc0 [ 458.144777] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.150313] ? check_preemption_disabled+0x48/0x280 [ 458.155327] run_timer_softirq+0x52/0xb0 [ 458.159383] ? rcu_read_lock_sched_held+0x14f/0x180 [ 458.164393] __do_softirq+0x308/0xb7e [ 458.168206] ? trace_hardirqs_on_caller+0xc0/0x310 [ 458.173134] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 458.178242] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 458.183688] ? __schedule+0x973/0x21d0 [ 458.187574] ? schedule+0x108/0x460 [ 458.191204] ? trace_hardirqs_off+0xb8/0x310 [ 458.195608] ? smpboot_thread_fn+0x68b/0xa00 [ 458.200010] ? trace_hardirqs_on+0x310/0x310 [ 458.204415] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 458.209951] ? check_preemption_disabled+0x48/0x280 [ 458.214963] ? takeover_tasklets+0xa90/0xa90 [ 458.219367] run_ksoftirqd+0x5e/0x100 [ 458.223165] smpboot_thread_fn+0x68b/0xa00 [ 458.227398] ? sort_range+0x30/0x30 [ 458.231024] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 458.236128] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 458.241658] ? __kthread_parkme+0xfb/0x1a0 [ 458.245891] ? sort_range+0x30/0x30 [ 458.249511] kthread+0x35a/0x440 [ 458.252886] ? kthread_stop+0x900/0x900 [ 458.256885] ret_from_fork+0x3a/0x50 [ 458.260613] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 458.260683] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 458.267538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 458.267546] Call Trace: [ 458.274274] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 458.283534] dump_stack+0x244/0x39d [ 458.286089] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 458.296387] ? dump_stack_print_info.cold.1+0x20/0x20 [ 458.309821] warn_alloc.cold.116+0xb7/0x1bd [ 458.314146] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 458.318990] ? lock_downgrade+0x900/0x900 [ 458.323145] ? trace_hardirqs_off+0xb8/0x310 [ 458.327816] ? trace_hardirqs_off+0xb8/0x310 [ 458.332231] __alloc_pages_slowpath+0x26e8/0x2e10 [ 458.337098] ? warn_alloc+0x120/0x120 [ 458.340903] ? warn_alloc+0x120/0x120 [ 458.344706] ? warn_alloc+0x120/0x120 [ 458.348505] ? print_usage_bug+0xc0/0xc0 [ 458.352560] ? __alloc_pages_slowpath+0x26e8/0x2e10 [ 458.357575] ? print_usage_bug+0xc0/0xc0 [ 458.361631] ? print_usage_bug+0xc0/0xc0 [ 458.365696] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 458.371228] ? should_fail+0x22d/0xd01 [ 458.375109] ? mark_held_locks+0x130/0x130 [ 458.379358] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 458.384457] ? __lock_acquire+0x62f/0x4c20 [ 458.388702] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 458.393804] ? __lock_acquire+0x62f/0x4c20 [ 458.398041] ? should_fail+0x22d/0xd01 [ 458.401926] ? print_usage_bug+0xc0/0xc0 [ 458.405994] ? mark_held_locks+0x130/0x130 [ 458.410228] ? mark_held_locks+0x130/0x130 [ 458.414465] ? zap_class+0x640/0x640 [ 458.418178] ? ret_from_fork+0x3a/0x50 [ 458.422057] ? zap_class+0x640/0x640 [ 458.425767] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.431307] ? check_preemption_disabled+0x48/0x280 [ 458.436327] ? __lock_is_held+0xb5/0x140 [ 458.440391] __alloc_pages_nodemask+0xa80/0xde0 [ 458.445053] ? zap_class+0x640/0x640 [ 458.448772] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 458.453807] ? find_held_lock+0x36/0x1c0 [ 458.457878] ? ____cache_alloc_node+0x1c7/0x1e0 [ 458.462553] ? lock_downgrade+0x900/0x900 [ 458.466702] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.472246] cache_grow_begin+0xa5/0x8c0 [ 458.476309] ? do_raw_spin_unlock+0xa7/0x330 [ 458.480721] fallback_alloc+0x204/0x2e0 [ 458.484701] ____cache_alloc_node+0x1c7/0x1e0 [ 458.489197] kmem_cache_alloc_node+0xe3/0x730 [ 458.493689] ? mark_held_locks+0xc7/0x130 [ 458.497848] __alloc_skb+0x119/0x770 [ 458.501559] ? netdev_alloc_frag+0x1f0/0x1f0 [ 458.505960] ? do_raw_spin_trylock+0x270/0x270 [ 458.510535] ? kmem_cache_alloc_trace+0x353/0x750 [ 458.515379] ? queue_work_on+0x12c/0x1e0 [ 458.519440] ? switchdev_port_obj_del+0xdc/0x440 [ 458.524195] ? switchdev_trans_item_enqueue+0x260/0x260 [ 458.529553] ? mod_timer+0x631/0x1560 [ 458.533352] ? wake_up_klogd+0x180/0x180 [ 458.537409] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 458.542431] __br_mdb_notify+0x4ff/0x15d0 [ 458.546587] ? __br_mdb_add+0x7f0/0x7f0 [ 458.550557] ? trace_hardirqs_off_caller+0x310/0x310 [ 458.555666] ? zap_class+0x640/0x640 [ 458.559384] ? br_multicast_group_expired+0x96/0x610 [ 458.564496] br_mdb_notify+0x310/0x410 [ 458.568379] ? br_mdb_dump+0x27b0/0x27b0 [ 458.572441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.577984] br_multicast_group_expired+0x1bc/0x610 [ 458.582999] ? br_mdb_free+0x80/0x80 [ 458.586719] call_timer_fn+0x272/0x920 [ 458.590602] ? br_mdb_free+0x80/0x80 [ 458.594311] ? process_timeout+0x40/0x40 [ 458.598374] ? __run_timers+0x7da/0xc70 [ 458.602354] ? _raw_spin_unlock_irq+0x27/0x80 [ 458.606851] ? _raw_spin_unlock_irq+0x27/0x80 [ 458.611348] ? br_mdb_free+0x80/0x80 [ 458.615056] ? lockdep_hardirqs_on+0x296/0x5b0 [ 458.619644] ? trace_hardirqs_on+0xbd/0x310 [ 458.623959] ? kasan_check_read+0x11/0x20 [ 458.628100] ? __run_timers+0x7da/0xc70 [ 458.632075] ? trace_hardirqs_off_caller+0x310/0x310 [ 458.637185] ? br_mdb_free+0x80/0x80 [ 458.640893] __run_timers+0x7e5/0xc70 [ 458.644697] ? timer_fixup_init+0x70/0x70 [ 458.648839] ? compat_start_thread+0x80/0x80 [ 458.653246] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.658786] ? _raw_spin_unlock_irq+0x60/0x80 [ 458.663286] ? finish_task_switch+0x1f4/0x910 [ 458.667774] ? finish_task_switch+0x1b4/0x910 [ 458.672273] ? __switch_to_asm+0x34/0x70 [ 458.676338] ? preempt_notifier_register+0x200/0x200 [ 458.681435] ? __switch_to_asm+0x34/0x70 [ 458.685491] ? __switch_to_asm+0x40/0x70 [ 458.689543] ? __switch_to_asm+0x34/0x70 [ 458.693594] ? __switch_to_asm+0x40/0x70 [ 458.697646] ? __switch_to_asm+0x34/0x70 [ 458.701700] ? __switch_to_asm+0x40/0x70 [ 458.705752] ? __switch_to_asm+0x40/0x70 [ 458.709820] ? pvclock_read_flags+0x160/0x160 [ 458.714312] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.719852] ? check_preemption_disabled+0x48/0x280 [ 458.724872] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 458.730496] ? rcu_pm_notify+0xc0/0xc0 [ 458.734379] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.739910] ? check_preemption_disabled+0x48/0x280 [ 458.744925] run_timer_softirq+0x52/0xb0 [ 458.748980] ? rcu_read_lock_sched_held+0x14f/0x180 [ 458.754172] __do_softirq+0x308/0xb7e [ 458.757978] ? trace_hardirqs_on_caller+0xc0/0x310 [ 458.762907] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 458.768002] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 458.773453] ? schedule+0x108/0x460 [ 458.777096] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 458.781847] ? __schedule+0x21d0/0x21d0 [ 458.785827] ? trace_hardirqs_off+0xb8/0x310 [ 458.790236] ? smpboot_thread_fn+0x68b/0xa00 [ 458.794638] ? trace_hardirqs_on+0x310/0x310 [ 458.799045] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 458.804578] ? check_preemption_disabled+0x48/0x280 [ 458.809589] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.815122] ? takeover_tasklets+0xa90/0xa90 [ 458.819525] run_ksoftirqd+0x5e/0x100 [ 458.823324] smpboot_thread_fn+0x68b/0xa00 [ 458.827562] ? sort_range+0x30/0x30 [ 458.831187] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 458.836283] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 458.841831] ? __kthread_parkme+0xfb/0x1a0 [ 458.846064] ? sort_range+0x30/0x30 [ 458.849684] kthread+0x35a/0x440 [ 458.853044] ? kthread_stop+0x900/0x900 [ 458.857013] ret_from_fork+0x3a/0x50 [ 458.860741] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 458.860746] warn_alloc_show_mem: 1 callbacks suppressed [ 458.860752] Mem-Info: [ 458.867583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 458.867590] Call Trace: [ 458.872957] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 458.872957] active_file:19 inactive_file:27 isolated_file:4 [ 458.872957] unevictable:0 dirty:0 writeback:0 unstable:0 [ 458.872957] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 458.872957] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 458.872957] free:13757 free_pcp:1126 free_cma:0 [ 458.875334] dump_stack+0x244/0x39d [ 458.884680] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 458.887254] ? dump_stack_print_info.cold.1+0x20/0x20 [ 458.920683] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 458.924324] warn_alloc.cold.116+0xb7/0x1bd [ 458.951941] lowmem_reserve[]: 0 2818 6321 6321 [ 458.957137] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 458.983215] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 458.987530] ? lock_downgrade+0x900/0x900 [ 458.992081] lowmem_reserve[]: 0 0 3503 3503 [ 458.996915] ? trace_hardirqs_off+0xb8/0x310 [ 459.024554] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 459.028695] ? trace_hardirqs_off+0xb8/0x310 [ 459.032982] lowmem_reserve[]: 0 0 0 0 [ 459.037384] __alloc_pages_slowpath+0x26e8/0x2e10 [ 459.066500] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 459.070927] ? warn_alloc+0x120/0x120 [ 459.074676] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 459.079510] ? print_usage_bug+0xc0/0xc0 [ 459.092999] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 459.096800] ? warn_alloc+0x120/0x120 [ 459.112208] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 459.116253] ? warn_alloc+0x120/0x120 [ 459.131060] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 459.134840] ? print_usage_bug+0xc0/0xc0 [ 459.143646] 188 total pagecache pages [ 459.147432] ? print_usage_bug+0xc0/0xc0 [ 459.155983] 0 pages in swap cache [ 459.160025] ? __lock_acquire+0x62f/0x4c20 [ 459.163799] Swap cache stats: add 0, delete 0, find 0/0 [ 459.167859] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 459.171279] Free swap = 0kB [ 459.175496] ? should_fail+0x22d/0xd01 [ 459.180829] Total swap = 0kB [ 459.186353] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 459.189339] 1965979 pages RAM [ 459.193212] ? __lock_acquire+0x62f/0x4c20 [ 459.196203] 0 pages HighMem/MovableOnly [ 459.201295] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 459.204368] 342854 pages reserved [ 459.208587] ? __lock_acquire+0x62f/0x4c20 [ 459.212529] 0 pages cma reserved [ 459.217618] ? should_fail+0x22d/0xd01 [ 459.221216] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 459.225275] ? find_held_lock+0x36/0x1c0 [ 459.228616] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 459.232496] ? mark_held_locks+0x130/0x130 [ 459.255706] ? mark_held_locks+0x130/0x130 [ 459.259935] ? zap_class+0x640/0x640 [ 459.263655] ? mark_held_locks+0xc7/0x130 [ 459.267796] ? do_raw_spin_unlock+0xa7/0x330 [ 459.272203] ? zap_class+0x640/0x640 [ 459.275909] ? print_usage_bug+0xc0/0xc0 [ 459.279969] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.285503] ? check_preemption_disabled+0x48/0x280 [ 459.290696] ? __lock_is_held+0xb5/0x140 [ 459.294771] __alloc_pages_nodemask+0xa80/0xde0 [ 459.299434] ? zap_class+0x640/0x640 [ 459.303147] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 459.308168] ? find_held_lock+0x36/0x1c0 [ 459.312237] ? ____cache_alloc_node+0x1c7/0x1e0 [ 459.316901] ? lock_downgrade+0x900/0x900 [ 459.321049] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.326589] cache_grow_begin+0xa5/0x8c0 [ 459.330647] ? do_raw_spin_unlock+0xa7/0x330 [ 459.335057] fallback_alloc+0x204/0x2e0 [ 459.339032] ____cache_alloc_node+0x1c7/0x1e0 [ 459.343539] kmem_cache_alloc_node+0xe3/0x730 [ 459.348049] ? ipv6_get_ifaddr+0x42e/0x620 [ 459.352303] __alloc_skb+0x119/0x770 [ 459.356009] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 459.361284] ? netdev_alloc_frag+0x1f0/0x1f0 [ 459.365688] ? lock_downgrade+0x900/0x900 [ 459.369834] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.375363] ? refcount_sub_and_test_checked+0x203/0x310 [ 459.380810] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 459.386253] ? addrconf_rs_timer+0x690/0x690 [ 459.390665] ndisc_alloc_skb+0x144/0x340 [ 459.394726] ndisc_send_rs+0x331/0x6e0 [ 459.398625] addrconf_rs_timer+0x314/0x690 [ 459.402859] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 459.407101] call_timer_fn+0x272/0x920 [ 459.410985] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 459.415217] ? process_timeout+0x40/0x40 [ 459.419280] ? __run_timers+0x7da/0xc70 [ 459.423250] ? _raw_spin_unlock_irq+0x27/0x80 [ 459.427740] ? _raw_spin_unlock_irq+0x27/0x80 [ 459.432239] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 459.436472] ? lockdep_hardirqs_on+0x296/0x5b0 [ 459.441048] ? trace_hardirqs_on+0xbd/0x310 [ 459.445360] ? kasan_check_read+0x11/0x20 [ 459.449499] ? __run_timers+0x7da/0xc70 [ 459.453469] ? trace_hardirqs_off_caller+0x310/0x310 [ 459.458570] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 459.462801] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 459.467026] __run_timers+0x7e5/0xc70 [ 459.470832] ? timer_fixup_init+0x70/0x70 [ 459.474983] ? _raw_spin_unlock_irq+0x27/0x80 [ 459.479471] ? _raw_spin_unlock_irq+0x27/0x80 [ 459.483961] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 459.488541] ? trace_hardirqs_on+0xbd/0x310 [ 459.492858] ? kasan_check_read+0x11/0x20 [ 459.496999] ? finish_task_switch+0x1f4/0x910 [ 459.501490] ? trace_hardirqs_off_caller+0x310/0x310 [ 459.506587] ? compat_start_thread+0x80/0x80 [ 459.511008] ? pvclock_read_flags+0x160/0x160 [ 459.515493] ? __switch_to_asm+0x34/0x70 [ 459.519550] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.525082] ? check_preemption_disabled+0x48/0x280 [ 459.530100] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 459.535635] ? rcu_pm_notify+0xc0/0xc0 [ 459.539521] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.545051] ? check_preemption_disabled+0x48/0x280 [ 459.550068] run_timer_softirq+0x52/0xb0 [ 459.554133] ? rcu_read_lock_sched_held+0x14f/0x180 [ 459.559143] __do_softirq+0x308/0xb7e [ 459.562947] ? trace_hardirqs_on_caller+0xc0/0x310 [ 459.567878] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 459.572973] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 459.578418] ? __schedule+0x973/0x21d0 [ 459.582303] ? schedule+0x108/0x460 [ 459.585934] ? trace_hardirqs_off+0xb8/0x310 [ 459.590338] ? smpboot_thread_fn+0x68b/0xa00 [ 459.594751] ? trace_hardirqs_on+0x310/0x310 [ 459.599156] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 459.604689] ? check_preemption_disabled+0x48/0x280 [ 459.609698] ? takeover_tasklets+0xa90/0xa90 [ 459.614131] run_ksoftirqd+0x5e/0x100 [ 459.617931] smpboot_thread_fn+0x68b/0xa00 [ 459.622163] ? sort_range+0x30/0x30 [ 459.625789] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 459.630890] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 459.636421] ? __kthread_parkme+0xfb/0x1a0 [ 459.640913] ? sort_range+0x30/0x30 [ 459.644533] kthread+0x35a/0x440 [ 459.647902] ? kthread_stop+0x900/0x900 [ 459.651874] ret_from_fork+0x3a/0x50 [ 459.655599] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 459.655677] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 459.662521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 459.662526] Call Trace: [ 459.662544] dump_stack+0x244/0x39d [ 459.662562] ? dump_stack_print_info.cold.1+0x20/0x20 [ 459.669100] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 459.678383] warn_alloc.cold.116+0xb7/0x1bd [ 459.680932] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 459.684549] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 459.713794] ? lock_downgrade+0x900/0x900 [ 459.717947] ? trace_hardirqs_off+0xb8/0x310 [ 459.722358] ? trace_hardirqs_off+0xb8/0x310 [ 459.726768] __alloc_pages_slowpath+0x26e8/0x2e10 [ 459.731634] ? warn_alloc+0x120/0x120 [ 459.735439] ? warn_alloc+0x120/0x120 [ 459.739243] ? warn_alloc+0x120/0x120 [ 459.743038] ? print_usage_bug+0xc0/0xc0 [ 459.747102] ? print_usage_bug+0xc0/0xc0 [ 459.751167] ? kasan_check_read+0x11/0x20 [ 459.755310] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 459.760848] ? should_fail+0x22d/0xd01 [ 459.764737] ? trace_event_raw_event_lock_acquire+0x440/0x440 [ 459.770618] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 459.775724] ? __lock_acquire+0x62f/0x4c20 [ 459.779962] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 459.785060] ? __lock_acquire+0x62f/0x4c20 [ 459.789287] ? should_fail+0x22d/0xd01 [ 459.793181] ? mark_held_locks+0x130/0x130 [ 459.797413] ? mark_held_locks+0x130/0x130 [ 459.801653] ? zap_class+0x640/0x640 [ 459.805359] ? ret_from_fork+0x3a/0x50 [ 459.809254] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.814787] ? check_preemption_disabled+0x48/0x280 [ 459.819805] ? __lock_is_held+0xb5/0x140 [ 459.823866] __alloc_pages_nodemask+0xa80/0xde0 [ 459.828529] ? zap_class+0x640/0x640 [ 459.832244] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 459.837267] ? find_held_lock+0x36/0x1c0 [ 459.841333] ? ____cache_alloc_node+0x1c7/0x1e0 [ 459.845998] ? lock_downgrade+0x900/0x900 [ 459.850149] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.855687] cache_grow_begin+0xa5/0x8c0 [ 459.859760] ? do_raw_spin_unlock+0xa7/0x330 [ 459.864170] fallback_alloc+0x204/0x2e0 [ 459.868148] ____cache_alloc_node+0x1c7/0x1e0 [ 459.872644] kmem_cache_alloc_node+0xe3/0x730 [ 459.877134] ? mark_held_locks+0xc7/0x130 [ 459.881304] __alloc_skb+0x119/0x770 [ 459.885021] ? netdev_alloc_frag+0x1f0/0x1f0 [ 459.889422] ? do_raw_spin_trylock+0x270/0x270 [ 459.893999] ? kmem_cache_alloc_trace+0x353/0x750 [ 459.898841] ? queue_work_on+0x12c/0x1e0 [ 459.902905] ? switchdev_port_obj_del+0xdc/0x440 [ 459.907658] ? switchdev_trans_item_enqueue+0x260/0x260 [ 459.913025] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 459.918044] __br_mdb_notify+0x4ff/0x15d0 [ 459.922197] ? __br_mdb_add+0x7f0/0x7f0 [ 459.926180] ? zap_class+0x640/0x640 [ 459.929899] ? br_multicast_group_expired+0x96/0x610 [ 459.935000] ? lock_downgrade+0x900/0x900 [ 459.939164] br_mdb_notify+0x310/0x410 [ 459.943051] ? br_mdb_dump+0x27b0/0x27b0 [ 459.947115] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.952658] br_multicast_group_expired+0x1bc/0x610 [ 459.957677] ? br_mdb_free+0x80/0x80 [ 459.961405] call_timer_fn+0x272/0x920 [ 459.965287] ? br_mdb_free+0x80/0x80 [ 459.968999] ? process_timeout+0x40/0x40 [ 459.973070] ? __run_timers+0x7da/0xc70 [ 459.977042] ? _raw_spin_unlock_irq+0x27/0x80 [ 459.981530] ? _raw_spin_unlock_irq+0x27/0x80 [ 459.986023] ? br_mdb_free+0x80/0x80 [ 459.989735] ? lockdep_hardirqs_on+0x296/0x5b0 [ 459.994312] ? trace_hardirqs_on+0xbd/0x310 [ 459.998627] ? kasan_check_read+0x11/0x20 [ 460.002770] ? __run_timers+0x7da/0xc70 [ 460.006738] ? trace_hardirqs_off_caller+0x310/0x310 [ 460.011848] ? br_mdb_free+0x80/0x80 [ 460.015553] __run_timers+0x7e5/0xc70 [ 460.019361] ? timer_fixup_init+0x70/0x70 [ 460.023505] ? compat_start_thread+0x80/0x80 [ 460.027912] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.033450] ? _raw_spin_unlock_irq+0x60/0x80 [ 460.037943] ? finish_task_switch+0x1f4/0x910 [ 460.042430] ? finish_task_switch+0x1b4/0x910 [ 460.046927] ? __switch_to_asm+0x34/0x70 [ 460.050983] ? preempt_notifier_register+0x200/0x200 [ 460.056083] ? __switch_to_asm+0x34/0x70 [ 460.060134] ? __switch_to_asm+0x40/0x70 [ 460.065155] ? __switch_to_asm+0x34/0x70 [ 460.069218] ? __switch_to_asm+0x40/0x70 [ 460.073273] ? __switch_to_asm+0x34/0x70 [ 460.077323] ? __switch_to_asm+0x40/0x70 [ 460.081384] ? __switch_to_asm+0x40/0x70 [ 460.085448] ? pvclock_read_flags+0x160/0x160 [ 460.089942] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.095488] ? check_preemption_disabled+0x48/0x280 [ 460.100508] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 460.106039] ? rcu_pm_notify+0xc0/0xc0 [ 460.109921] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.115451] ? check_preemption_disabled+0x48/0x280 [ 460.120466] run_timer_softirq+0x52/0xb0 [ 460.124523] ? rcu_read_lock_sched_held+0x14f/0x180 [ 460.129536] __do_softirq+0x308/0xb7e [ 460.133339] ? trace_hardirqs_on_caller+0xc0/0x310 [ 460.138265] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 460.143359] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 460.148808] ? schedule+0x108/0x460 [ 460.152430] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 460.157182] ? __schedule+0x21d0/0x21d0 [ 460.161163] ? trace_hardirqs_off+0xb8/0x310 [ 460.165574] ? smpboot_thread_fn+0x68b/0xa00 [ 460.169977] ? trace_hardirqs_on+0x310/0x310 [ 460.174385] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 460.179916] ? check_preemption_disabled+0x48/0x280 [ 460.184924] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.190456] ? takeover_tasklets+0xa90/0xa90 [ 460.194859] run_ksoftirqd+0x5e/0x100 [ 460.198653] smpboot_thread_fn+0x68b/0xa00 [ 460.202891] ? sort_range+0x30/0x30 [ 460.206514] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 460.211613] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 460.217145] ? __kthread_parkme+0xfb/0x1a0 [ 460.221388] ? sort_range+0x30/0x30 [ 460.225010] kthread+0x35a/0x440 [ 460.228370] ? kthread_stop+0x900/0x900 [ 460.232338] ret_from_fork+0x3a/0x50 [ 460.236062] warn_alloc_show_mem: 1 callbacks suppressed [ 460.236072] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 460.236074] Mem-Info: [ 460.236104] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 460.236104] active_file:19 inactive_file:27 isolated_file:4 [ 460.236104] unevictable:0 dirty:0 writeback:0 unstable:0 [ 460.236104] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 460.236104] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 460.236104] free:13757 free_pcp:1126 free_cma:0 [ 460.241434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 460.241441] Call Trace: [ 460.248277] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 460.250687] dump_stack+0x244/0x39d [ 460.283615] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 460.292969] ? dump_stack_print_info.cold.1+0x20/0x20 [ 460.295521] lowmem_reserve[]: 0 2818 6321 6321 [ 460.323196] warn_alloc.cold.116+0xb7/0x1bd [ 460.326786] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 460.352884] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 460.358045] lowmem_reserve[]: 0 0 3503 3503 [ 460.362619] ? lock_downgrade+0x900/0x900 [ 460.366911] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 460.394578] ? trace_hardirqs_off+0xb8/0x310 [ 460.399387] lowmem_reserve[]: 0 0 0 0 [ 460.403704] ? trace_hardirqs_off+0xb8/0x310 [ 460.407822] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 460.436962] __alloc_pages_slowpath+0x26e8/0x2e10 [ 460.441340] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 460.445155] ? warn_alloc+0x120/0x120 [ 460.449512] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 460.463024] ? print_usage_bug+0xc0/0xc0 [ 460.467840] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 460.483262] ? warn_alloc+0x120/0x120 [ 460.487039] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 460.501691] ? warn_alloc+0x120/0x120 [ 460.505732] 188 total pagecache pages [ 460.514553] ? print_usage_bug+0xc0/0xc0 [ 460.518327] 0 pages in swap cache [ 460.526882] ? print_usage_bug+0xc0/0xc0 [ 460.530658] Swap cache stats: add 0, delete 0, find 0/0 [ 460.530665] Free swap = 0kB [ 460.534454] ? __lock_acquire+0x62f/0x4c20 [ 460.538487] Total swap = 0kB [ 460.541927] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 460.545958] 1965979 pages RAM [ 460.551309] ? should_fail+0x22d/0xd01 [ 460.554294] 0 pages HighMem/MovableOnly [ 460.558518] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 460.561503] 342854 pages reserved [ 460.561510] 0 pages cma reserved [ 460.567031] ? __lock_acquire+0x62f/0x4c20 [ 460.570257] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 460.573986] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 460.577932] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 460.583016] ? __lock_acquire+0x62f/0x4c20 [ 460.583030] ? should_fail+0x22d/0xd01 [ 460.622146] ? find_held_lock+0x36/0x1c0 [ 460.626208] ? mark_held_locks+0x130/0x130 [ 460.630443] ? mark_held_locks+0x130/0x130 [ 460.634672] ? zap_class+0x640/0x640 [ 460.638383] ? mark_held_locks+0xc7/0x130 [ 460.642523] ? do_raw_spin_unlock+0xa7/0x330 [ 460.646925] ? zap_class+0x640/0x640 [ 460.650639] ? print_usage_bug+0xc0/0xc0 [ 460.654702] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.660232] ? check_preemption_disabled+0x48/0x280 [ 460.665251] ? __lock_is_held+0xb5/0x140 [ 460.669316] __alloc_pages_nodemask+0xa80/0xde0 [ 460.673980] ? zap_class+0x640/0x640 [ 460.677692] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 460.682711] ? find_held_lock+0x36/0x1c0 [ 460.686775] ? ____cache_alloc_node+0x1c7/0x1e0 [ 460.691438] ? lock_downgrade+0x900/0x900 [ 460.695642] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.701180] cache_grow_begin+0xa5/0x8c0 [ 460.705235] ? do_raw_spin_unlock+0xa7/0x330 [ 460.709656] fallback_alloc+0x204/0x2e0 [ 460.713641] ____cache_alloc_node+0x1c7/0x1e0 [ 460.718135] kmem_cache_alloc_node+0xe3/0x730 [ 460.722623] ? ipv6_get_ifaddr+0x42e/0x620 [ 460.726873] __alloc_skb+0x119/0x770 [ 460.730584] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 460.735859] ? netdev_alloc_frag+0x1f0/0x1f0 [ 460.740261] ? lock_downgrade+0x900/0x900 [ 460.744409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.749938] ? refcount_sub_and_test_checked+0x203/0x310 [ 460.755392] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 460.760839] ? addrconf_rs_timer+0x690/0x690 [ 460.765250] ndisc_alloc_skb+0x144/0x340 [ 460.769308] ndisc_send_rs+0x331/0x6e0 [ 460.773192] addrconf_rs_timer+0x314/0x690 [ 460.777429] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 460.781669] call_timer_fn+0x272/0x920 [ 460.785547] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 460.789777] ? process_timeout+0x40/0x40 [ 460.793842] ? __run_timers+0x7da/0xc70 [ 460.797814] ? _raw_spin_unlock_irq+0x27/0x80 [ 460.802305] ? _raw_spin_unlock_irq+0x27/0x80 [ 460.806793] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 460.811021] ? lockdep_hardirqs_on+0x296/0x5b0 [ 460.815599] ? trace_hardirqs_on+0xbd/0x310 [ 460.819927] ? kasan_check_read+0x11/0x20 [ 460.824068] ? __run_timers+0x7da/0xc70 [ 460.828035] ? trace_hardirqs_off_caller+0x310/0x310 [ 460.833138] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 460.837371] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 460.841598] __run_timers+0x7e5/0xc70 [ 460.845417] ? timer_fixup_init+0x70/0x70 [ 460.849564] ? _raw_spin_unlock_irq+0x27/0x80 [ 460.854056] ? _raw_spin_unlock_irq+0x27/0x80 [ 460.858546] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 460.863122] ? trace_hardirqs_on+0xbd/0x310 [ 460.867440] ? kasan_check_read+0x11/0x20 [ 460.871582] ? finish_task_switch+0x1f4/0x910 [ 460.876077] ? trace_hardirqs_off_caller+0x310/0x310 [ 460.881178] ? compat_start_thread+0x80/0x80 [ 460.885608] ? pvclock_read_flags+0x160/0x160 [ 460.890107] ? __switch_to_asm+0x34/0x70 [ 460.894658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.900194] ? check_preemption_disabled+0x48/0x280 [ 460.905211] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 460.910746] ? rcu_pm_notify+0xc0/0xc0 [ 460.914637] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.920168] ? check_preemption_disabled+0x48/0x280 [ 460.925182] run_timer_softirq+0x52/0xb0 [ 460.929237] ? rcu_read_lock_sched_held+0x14f/0x180 [ 460.934251] __do_softirq+0x308/0xb7e [ 460.938074] ? trace_hardirqs_on_caller+0xc0/0x310 [ 460.943004] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 460.948100] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 460.953549] ? __schedule+0x973/0x21d0 [ 460.957435] ? schedule+0x108/0x460 [ 460.961065] ? trace_hardirqs_off+0xb8/0x310 [ 460.965473] ? smpboot_thread_fn+0x68b/0xa00 [ 460.969879] ? trace_hardirqs_on+0x310/0x310 [ 460.974288] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 460.979823] ? check_preemption_disabled+0x48/0x280 [ 460.984836] ? takeover_tasklets+0xa90/0xa90 [ 460.989243] run_ksoftirqd+0x5e/0x100 [ 460.993041] smpboot_thread_fn+0x68b/0xa00 [ 460.997274] ? sort_range+0x30/0x30 [ 461.000896] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 461.005997] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 461.011534] ? __kthread_parkme+0xfb/0x1a0 [ 461.015768] ? sort_range+0x30/0x30 [ 461.019392] kthread+0x35a/0x440 [ 461.022760] ? kthread_stop+0x900/0x900 [ 461.026728] ret_from_fork+0x3a/0x50 [ 461.030968] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 461.031042] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 461.037890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 461.037897] Call Trace: [ 461.044509] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 461.053757] dump_stack+0x244/0x39d [ 461.056337] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 461.066636] ? dump_stack_print_info.cold.1+0x20/0x20 [ 461.080073] warn_alloc.cold.116+0xb7/0x1bd [ 461.084401] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 461.089245] ? lock_downgrade+0x900/0x900 [ 461.093396] ? trace_hardirqs_off+0xb8/0x310 [ 461.097804] ? trace_hardirqs_off+0xb8/0x310 [ 461.102219] __alloc_pages_slowpath+0x26e8/0x2e10 [ 461.107107] ? warn_alloc+0x120/0x120 [ 461.110909] ? warn_alloc+0x120/0x120 [ 461.114710] ? warn_alloc+0x120/0x120 [ 461.118511] ? print_usage_bug+0xc0/0xc0 [ 461.122571] ? print_usage_bug+0xc0/0xc0 [ 461.126640] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 461.132175] ? should_fail+0x22d/0xd01 [ 461.136059] ? trace_event_raw_event_lock_acquire+0x440/0x440 [ 461.141939] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 461.147035] ? __lock_acquire+0x62f/0x4c20 [ 461.151267] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 461.156373] ? __lock_acquire+0x62f/0x4c20 [ 461.160608] ? should_fail+0x22d/0xd01 [ 461.164499] ? mark_held_locks+0x130/0x130 [ 461.168732] ? mark_held_locks+0x130/0x130 [ 461.172974] ? zap_class+0x640/0x640 [ 461.176683] ? ret_from_fork+0x3a/0x50 [ 461.180565] ? __save_stack_trace+0x7d/0xf0 [ 461.184893] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.190427] ? check_preemption_disabled+0x48/0x280 [ 461.195456] ? __lock_is_held+0xb5/0x140 [ 461.199516] __alloc_pages_nodemask+0xa80/0xde0 [ 461.204177] ? zap_class+0x640/0x640 [ 461.207895] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 461.212915] ? find_held_lock+0x36/0x1c0 [ 461.216984] ? ____cache_alloc_node+0x1c7/0x1e0 [ 461.221652] ? lock_downgrade+0x900/0x900 [ 461.225800] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.231336] cache_grow_begin+0xa5/0x8c0 [ 461.235389] ? do_raw_spin_unlock+0xa7/0x330 [ 461.239803] fallback_alloc+0x204/0x2e0 [ 461.243777] ____cache_alloc_node+0x1c7/0x1e0 [ 461.248273] kmem_cache_alloc_node+0xe3/0x730 [ 461.252763] ? mark_held_locks+0xc7/0x130 [ 461.256912] __alloc_skb+0x119/0x770 [ 461.260629] ? netdev_alloc_frag+0x1f0/0x1f0 [ 461.265034] ? do_raw_spin_trylock+0x270/0x270 [ 461.269611] ? kmem_cache_alloc_trace+0x353/0x750 [ 461.274453] ? queue_work_on+0x12c/0x1e0 [ 461.278516] ? switchdev_port_obj_del+0xdc/0x440 [ 461.283269] ? switchdev_trans_item_enqueue+0x260/0x260 [ 461.288631] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 461.293653] __br_mdb_notify+0x4ff/0x15d0 [ 461.297820] ? __br_mdb_add+0x7f0/0x7f0 [ 461.301803] ? zap_class+0x640/0x640 [ 461.305523] ? br_multicast_group_expired+0x96/0x610 [ 461.310618] ? lock_downgrade+0x900/0x900 [ 461.314768] br_mdb_notify+0x310/0x410 [ 461.318655] ? br_mdb_dump+0x27b0/0x27b0 [ 461.322715] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.328253] br_multicast_group_expired+0x1bc/0x610 [ 461.333265] ? br_mdb_free+0x80/0x80 [ 461.336987] call_timer_fn+0x272/0x920 [ 461.340867] ? br_mdb_free+0x80/0x80 [ 461.344580] ? process_timeout+0x40/0x40 [ 461.348650] ? __run_timers+0x7da/0xc70 [ 461.352623] ? _raw_spin_unlock_irq+0x27/0x80 [ 461.357112] ? _raw_spin_unlock_irq+0x27/0x80 [ 461.361604] ? br_mdb_free+0x80/0x80 [ 461.365315] ? lockdep_hardirqs_on+0x296/0x5b0 [ 461.369891] ? trace_hardirqs_on+0xbd/0x310 [ 461.374205] ? kasan_check_read+0x11/0x20 [ 461.378344] ? __run_timers+0x7da/0xc70 [ 461.382313] ? trace_hardirqs_off_caller+0x310/0x310 [ 461.387421] ? br_mdb_free+0x80/0x80 [ 461.391128] __run_timers+0x7e5/0xc70 [ 461.394937] ? timer_fixup_init+0x70/0x70 [ 461.399090] ? compat_start_thread+0x80/0x80 [ 461.403495] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.409031] ? _raw_spin_unlock_irq+0x60/0x80 [ 461.413524] ? finish_task_switch+0x1f4/0x910 [ 461.418017] ? finish_task_switch+0x1b4/0x910 [ 461.422508] ? __switch_to_asm+0x34/0x70 [ 461.426579] ? preempt_notifier_register+0x200/0x200 [ 461.431685] ? __switch_to_asm+0x34/0x70 [ 461.435740] ? __switch_to_asm+0x40/0x70 [ 461.439794] ? __switch_to_asm+0x34/0x70 [ 461.443845] ? __switch_to_asm+0x40/0x70 [ 461.447901] ? __switch_to_asm+0x34/0x70 [ 461.451958] ? __switch_to_asm+0x40/0x70 [ 461.456013] ? __switch_to_asm+0x40/0x70 [ 461.460082] ? pvclock_read_flags+0x160/0x160 [ 461.464584] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.470118] ? check_preemption_disabled+0x48/0x280 [ 461.475138] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 461.480674] ? rcu_pm_notify+0xc0/0xc0 [ 461.484564] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.490099] ? check_preemption_disabled+0x48/0x280 [ 461.495121] run_timer_softirq+0x52/0xb0 [ 461.499181] ? rcu_read_lock_sched_held+0x14f/0x180 [ 461.504194] __do_softirq+0x308/0xb7e [ 461.507995] ? trace_hardirqs_on_caller+0xc0/0x310 [ 461.512923] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 461.518020] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 461.523471] ? schedule+0x108/0x460 [ 461.527093] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 461.531847] ? __schedule+0x21d0/0x21d0 [ 461.535822] ? trace_hardirqs_off+0xb8/0x310 [ 461.540232] ? smpboot_thread_fn+0x68b/0xa00 [ 461.544643] ? trace_hardirqs_on+0x310/0x310 [ 461.549049] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 461.554592] ? check_preemption_disabled+0x48/0x280 [ 461.559608] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.565140] ? takeover_tasklets+0xa90/0xa90 [ 461.569545] run_ksoftirqd+0x5e/0x100 [ 461.573350] smpboot_thread_fn+0x68b/0xa00 [ 461.577603] ? sort_range+0x30/0x30 [ 461.581229] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 461.586330] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 461.591866] ? __kthread_parkme+0xfb/0x1a0 [ 461.596099] ? sort_range+0x30/0x30 [ 461.599724] kthread+0x35a/0x440 [ 461.603092] ? kthread_stop+0x900/0x900 [ 461.607071] ret_from_fork+0x3a/0x50 [ 461.610792] warn_alloc_show_mem: 1 callbacks suppressed [ 461.610801] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 461.610803] Mem-Info: [ 461.610833] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 461.610833] active_file:19 inactive_file:27 isolated_file:4 [ 461.610833] unevictable:0 dirty:0 writeback:0 unstable:0 [ 461.610833] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 461.610833] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 461.610833] free:13757 free_pcp:1126 free_cma:0 [ 461.616169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 461.623007] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 461.625394] Call Trace: [ 461.658338] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 461.667688] dump_stack+0x244/0x39d [ 461.695410] lowmem_reserve[]: 0 2818 6321 6321 [ 461.697996] ? dump_stack_print_info.cold.1+0x20/0x20 [ 461.724073] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 461.727702] warn_alloc.cold.116+0xb7/0x1bd [ 461.732248] lowmem_reserve[]: 0 0 3503 3503 [ 461.737429] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 461.765068] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 461.769383] ? lock_downgrade+0x900/0x900 [ 461.773671] lowmem_reserve[]: 0 0 0 0 [ 461.778516] ? trace_hardirqs_off+0xb8/0x310 [ 461.807645] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 461.811793] ? trace_hardirqs_off+0xb8/0x310 [ 461.815558] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 461.819968] __alloc_pages_slowpath+0x26e8/0x2e10 [ 461.833453] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 461.837887] ? warn_alloc+0x120/0x120 [ 461.853287] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 461.858117] ? print_usage_bug+0xc0/0xc0 [ 461.872743] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 461.876537] ? warn_alloc+0x120/0x120 [ 461.885338] 188 total pagecache pages [ 461.889389] ? warn_alloc+0x120/0x120 [ 461.897939] 0 pages in swap cache [ 461.901736] ? print_usage_bug+0xc0/0xc0 [ 461.905512] Swap cache stats: add 0, delete 0, find 0/0 [ 461.909324] ? print_usage_bug+0xc0/0xc0 [ 461.912756] Free swap = 0kB [ 461.916806] ? __lock_acquire+0x62f/0x4c20 [ 461.922140] Total swap = 0kB [ 461.926192] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 461.929177] 1965979 pages RAM [ 461.933401] ? should_fail+0x22d/0xd01 [ 461.936392] 0 pages HighMem/MovableOnly [ 461.941914] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 461.944985] 342854 pages reserved [ 461.944992] 0 pages cma reserved [ 461.948871] ? __lock_acquire+0x62f/0x4c20 [ 461.952963] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 461.957913] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 461.961339] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 461.964693] ? __lock_acquire+0x62f/0x4c20 [ 461.993146] ? should_fail+0x22d/0xd01 [ 461.997039] ? mark_held_locks+0x130/0x130 [ 462.001274] ? mark_held_locks+0x130/0x130 [ 462.005588] ? zap_class+0x640/0x640 [ 462.010275] ? zap_class+0x640/0x640 [ 462.013987] ? print_usage_bug+0xc0/0xc0 [ 462.018046] ? mark_held_locks+0x130/0x130 [ 462.022281] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.027812] ? check_preemption_disabled+0x48/0x280 [ 462.032832] ? __lock_is_held+0xb5/0x140 [ 462.036899] __alloc_pages_nodemask+0xa80/0xde0 [ 462.041567] ? zap_class+0x640/0x640 [ 462.045282] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 462.050307] ? find_held_lock+0x36/0x1c0 [ 462.054371] ? ____cache_alloc_node+0x1c7/0x1e0 [ 462.059037] ? lock_downgrade+0x900/0x900 [ 462.063790] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.069332] cache_grow_begin+0xa5/0x8c0 [ 462.073387] ? do_raw_spin_unlock+0xa7/0x330 [ 462.077802] fallback_alloc+0x204/0x2e0 [ 462.081779] ____cache_alloc_node+0x1c7/0x1e0 [ 462.086276] kmem_cache_alloc_node+0xe3/0x730 [ 462.090767] ? ipv6_get_ifaddr+0x42e/0x620 [ 462.095010] __alloc_skb+0x119/0x770 [ 462.098718] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 462.103992] ? netdev_alloc_frag+0x1f0/0x1f0 [ 462.108396] ? lock_downgrade+0x900/0x900 [ 462.112547] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.118167] ? refcount_sub_and_test_checked+0x203/0x310 [ 462.123615] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 462.129062] ? addrconf_rs_timer+0x690/0x690 [ 462.133479] ndisc_alloc_skb+0x144/0x340 [ 462.137551] ndisc_send_rs+0x331/0x6e0 [ 462.141438] addrconf_rs_timer+0x314/0x690 [ 462.145676] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 462.149918] call_timer_fn+0x272/0x920 [ 462.153806] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 462.158042] ? process_timeout+0x40/0x40 [ 462.162109] ? __run_timers+0x7da/0xc70 [ 462.166087] ? _raw_spin_unlock_irq+0x27/0x80 [ 462.170579] ? _raw_spin_unlock_irq+0x27/0x80 [ 462.175071] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 462.179303] ? lockdep_hardirqs_on+0x296/0x5b0 [ 462.183886] ? trace_hardirqs_on+0xbd/0x310 [ 462.188204] ? kasan_check_read+0x11/0x20 [ 462.192345] ? __run_timers+0x7da/0xc70 [ 462.196320] ? trace_hardirqs_off_caller+0x310/0x310 [ 462.201429] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 462.205655] __run_timers+0x7e5/0xc70 [ 462.209462] ? timer_fixup_init+0x70/0x70 [ 462.213615] ? _raw_spin_unlock_irq+0x27/0x80 [ 462.218105] ? _raw_spin_unlock_irq+0x27/0x80 [ 462.222598] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 462.227181] ? trace_hardirqs_on+0xbd/0x310 [ 462.231517] ? kasan_check_read+0x11/0x20 [ 462.235662] ? finish_task_switch+0x1f4/0x910 [ 462.240157] ? trace_hardirqs_off_caller+0x310/0x310 [ 462.245256] ? compat_start_thread+0x80/0x80 [ 462.249682] ? pvclock_read_flags+0x160/0x160 [ 462.254181] ? __switch_to_asm+0x34/0x70 [ 462.258239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.263775] ? check_preemption_disabled+0x48/0x280 [ 462.268795] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 462.274327] ? rcu_pm_notify+0xc0/0xc0 [ 462.278208] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.283743] ? check_preemption_disabled+0x48/0x280 [ 462.288764] run_timer_softirq+0x52/0xb0 [ 462.292820] ? rcu_read_lock_sched_held+0x14f/0x180 [ 462.297836] __do_softirq+0x308/0xb7e [ 462.301635] ? trace_hardirqs_on_caller+0xc0/0x310 [ 462.306563] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 462.311660] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 462.317108] ? __schedule+0x973/0x21d0 [ 462.320995] ? schedule+0x108/0x460 [ 462.324627] ? trace_hardirqs_off+0xb8/0x310 [ 462.329031] ? smpboot_thread_fn+0x68b/0xa00 [ 462.333440] ? trace_hardirqs_on+0x310/0x310 [ 462.337847] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 462.343386] ? check_preemption_disabled+0x48/0x280 [ 462.348418] ? takeover_tasklets+0xa90/0xa90 [ 462.352830] run_ksoftirqd+0x5e/0x100 [ 462.356629] smpboot_thread_fn+0x68b/0xa00 [ 462.360864] ? sort_range+0x30/0x30 [ 462.364501] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 462.369603] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 462.375142] ? __kthread_parkme+0xfb/0x1a0 [ 462.379377] ? sort_range+0x30/0x30 [ 462.383002] kthread+0x35a/0x440 [ 462.386368] ? kthread_stop+0x900/0x900 [ 462.390340] ret_from_fork+0x3a/0x50 [ 462.394065] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 462.394131] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 462.400994] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 462.400998] Call Trace: [ 462.401016] dump_stack+0x244/0x39d [ 462.401037] ? dump_stack_print_info.cold.1+0x20/0x20 [ 462.409063] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 462.418349] warn_alloc.cold.116+0xb7/0x1bd [ 462.420898] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 462.424518] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 462.453789] ? lock_downgrade+0x900/0x900 [ 462.457942] ? trace_hardirqs_off+0xb8/0x310 [ 462.462357] ? trace_hardirqs_off+0xb8/0x310 [ 462.466772] __alloc_pages_slowpath+0x26e8/0x2e10 [ 462.471641] ? warn_alloc+0x120/0x120 [ 462.475444] ? warn_alloc+0x120/0x120 [ 462.479257] ? warn_alloc+0x120/0x120 [ 462.483055] ? print_usage_bug+0xc0/0xc0 [ 462.487120] ? print_usage_bug+0xc0/0xc0 [ 462.491180] ? unwind_next_frame+0x3e/0x50 [ 462.495416] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 462.500966] ? should_fail+0x22d/0xd01 [ 462.504860] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 462.509964] ? __lock_acquire+0x62f/0x4c20 [ 462.514204] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 462.519303] ? __lock_acquire+0x62f/0x4c20 [ 462.523534] ? should_fail+0x22d/0xd01 [ 462.527426] ? mark_held_locks+0x130/0x130 [ 462.531661] ? mark_held_locks+0x130/0x130 [ 462.535899] ? zap_class+0x640/0x640 [ 462.539612] ? print_usage_bug+0xc0/0xc0 [ 462.543667] ? mark_held_locks+0x130/0x130 [ 462.547901] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.553447] ? check_preemption_disabled+0x48/0x280 [ 462.558484] ? __lock_is_held+0xb5/0x140 [ 462.562549] __alloc_pages_nodemask+0xa80/0xde0 [ 462.567228] ? zap_class+0x640/0x640 [ 462.570942] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 462.575973] ? find_held_lock+0x36/0x1c0 [ 462.580042] ? ____cache_alloc_node+0x1c7/0x1e0 [ 462.584712] ? lock_downgrade+0x900/0x900 [ 462.588866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.594406] cache_grow_begin+0xa5/0x8c0 [ 462.598472] ? do_raw_spin_unlock+0xa7/0x330 [ 462.602888] fallback_alloc+0x204/0x2e0 [ 462.606868] ____cache_alloc_node+0x1c7/0x1e0 [ 462.611364] kmem_cache_alloc_node+0xe3/0x730 [ 462.615867] ? ipv6_get_ifaddr+0x42e/0x620 [ 462.620128] __alloc_skb+0x119/0x770 [ 462.623841] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 462.629120] ? netdev_alloc_frag+0x1f0/0x1f0 [ 462.633531] ? lock_downgrade+0x900/0x900 [ 462.637691] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.643225] ? refcount_sub_and_test_checked+0x203/0x310 [ 462.648679] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 462.654126] ? addrconf_rs_timer+0x690/0x690 [ 462.658557] ndisc_alloc_skb+0x144/0x340 [ 462.662620] ndisc_send_rs+0x331/0x6e0 [ 462.666512] addrconf_rs_timer+0x314/0x690 [ 462.670749] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 462.674997] call_timer_fn+0x272/0x920 [ 462.678884] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 462.683116] ? process_timeout+0x40/0x40 [ 462.687194] ? __run_timers+0x7da/0xc70 [ 462.691166] ? _raw_spin_unlock_irq+0x27/0x80 [ 462.695661] ? _raw_spin_unlock_irq+0x27/0x80 [ 462.700151] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 462.704384] ? lockdep_hardirqs_on+0x296/0x5b0 [ 462.708972] ? trace_hardirqs_on+0xbd/0x310 [ 462.713290] ? kasan_check_read+0x11/0x20 [ 462.717435] ? __run_timers+0x7da/0xc70 [ 462.721411] ? trace_hardirqs_off_caller+0x310/0x310 [ 462.726520] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 462.730748] __run_timers+0x7e5/0xc70 [ 462.734557] ? timer_fixup_init+0x70/0x70 [ 462.738701] ? compat_start_thread+0x80/0x80 [ 462.743106] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.748646] ? _raw_spin_unlock_irq+0x60/0x80 [ 462.753139] ? finish_task_switch+0x1f4/0x910 [ 462.757715] ? finish_task_switch+0x1b4/0x910 [ 462.762204] ? __switch_to_asm+0x34/0x70 [ 462.766268] ? preempt_notifier_register+0x200/0x200 [ 462.771370] ? __switch_to_asm+0x34/0x70 [ 462.775423] ? __switch_to_asm+0x40/0x70 [ 462.779485] ? __switch_to_asm+0x34/0x70 [ 462.783538] ? __switch_to_asm+0x40/0x70 [ 462.787592] ? __switch_to_asm+0x34/0x70 [ 462.791646] ? __switch_to_asm+0x40/0x70 [ 462.795702] ? __switch_to_asm+0x40/0x70 [ 462.799772] ? pvclock_read_flags+0x160/0x160 [ 462.804265] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.809800] ? check_preemption_disabled+0x48/0x280 [ 462.814826] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 462.820363] ? rcu_pm_notify+0xc0/0xc0 [ 462.824248] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.829782] ? check_preemption_disabled+0x48/0x280 [ 462.834797] run_timer_softirq+0x52/0xb0 [ 462.838855] ? rcu_read_lock_sched_held+0x14f/0x180 [ 462.843868] __do_softirq+0x308/0xb7e [ 462.847670] ? trace_hardirqs_on_caller+0xc0/0x310 [ 462.852600] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 462.857701] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 462.863159] ? schedule+0x108/0x460 [ 462.866780] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 462.871532] ? __schedule+0x21d0/0x21d0 [ 462.875506] ? trace_hardirqs_off+0xb8/0x310 [ 462.879915] ? smpboot_thread_fn+0x68b/0xa00 [ 462.884327] ? trace_hardirqs_on+0x310/0x310 [ 462.888733] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 462.894861] ? check_preemption_disabled+0x48/0x280 [ 462.899878] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.905409] ? takeover_tasklets+0xa90/0xa90 [ 462.909824] run_ksoftirqd+0x5e/0x100 [ 462.913625] smpboot_thread_fn+0x68b/0xa00 [ 462.917859] ? sort_range+0x30/0x30 [ 462.921485] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 462.926583] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 462.932117] ? __kthread_parkme+0xfb/0x1a0 [ 462.936349] ? sort_range+0x30/0x30 [ 462.939970] kthread+0x35a/0x440 [ 462.943332] ? kthread_stop+0x900/0x900 [ 462.947301] ret_from_fork+0x3a/0x50 [ 462.951029] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 462.951033] warn_alloc_show_mem: 1 callbacks suppressed [ 462.951039] Mem-Info: [ 462.957867] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 462.963226] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 462.963226] active_file:19 inactive_file:27 isolated_file:4 [ 462.963226] unevictable:0 dirty:0 writeback:0 unstable:0 [ 462.963226] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 462.963226] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 462.963226] free:13757 free_pcp:1126 free_cma:0 [ 462.965596] Call Trace: [ 462.974969] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 463.007903] dump_stack+0x244/0x39d [ 463.010460] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 463.038961] ? dump_stack_print_info.cold.1+0x20/0x20 [ 463.042550] lowmem_reserve[]: 0 2818 6321 6321 [ 463.068666] warn_alloc.cold.116+0xb7/0x1bd [ 463.073820] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 463.078394] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 463.082689] lowmem_reserve[]: 0 0 3503 3503 [ 463.110352] ? lock_downgrade+0x900/0x900 [ 463.115167] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 463.119487] ? trace_hardirqs_off+0xb8/0x310 [ 463.123599] lowmem_reserve[]: 0 0 0 0 [ 463.152919] ? trace_hardirqs_off+0xb8/0x310 [ 463.157312] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 463.161108] __alloc_pages_slowpath+0x26e8/0x2e10 [ 463.165476] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 463.179019] ? warn_alloc+0x120/0x120 [ 463.183808] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 463.199238] ? print_usage_bug+0xc0/0xc0 [ 463.203012] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 463.217645] ? warn_alloc+0x120/0x120 [ 463.221685] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 463.230504] ? warn_alloc+0x120/0x120 [ 463.234273] 188 total pagecache pages [ 463.243099] ? print_usage_bug+0xc0/0xc0 [ 463.246876] 0 pages in swap cache [ 463.250660] ? print_usage_bug+0xc0/0xc0 [ 463.254694] Swap cache stats: add 0, delete 0, find 0/0 [ 463.258135] ? __lock_acquire+0x62f/0x4c20 [ 463.262168] Free swap = 0kB [ 463.267524] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 463.271727] Total swap = 0kB [ 463.274735] ? should_fail+0x22d/0xd01 [ 463.280240] 1965979 pages RAM [ 463.283247] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 463.287103] 0 pages HighMem/MovableOnly [ 463.290198] ? __lock_acquire+0x62f/0x4c20 [ 463.295264] 342854 pages reserved [ 463.295271] 0 pages cma reserved [ 463.299232] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 463.303503] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 463.306952] ? __lock_acquire+0x62f/0x4c20 [ 463.306967] ? should_fail+0x22d/0xd01 [ 463.310383] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 463.315408] ? find_held_lock+0x36/0x1c0 [ 463.321868] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 463.326095] ? mark_held_locks+0x130/0x130 [ 463.353169] ? mark_held_locks+0x130/0x130 [ 463.357408] ? zap_class+0x640/0x640 [ 463.361121] ? mark_held_locks+0xc7/0x130 [ 463.365264] ? do_raw_spin_unlock+0xa7/0x330 [ 463.369669] ? zap_class+0x640/0x640 [ 463.373377] ? print_usage_bug+0xc0/0xc0 [ 463.377464] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.383001] ? check_preemption_disabled+0x48/0x280 [ 463.388025] ? __lock_is_held+0xb5/0x140 [ 463.392086] __alloc_pages_nodemask+0xa80/0xde0 [ 463.396759] ? zap_class+0x640/0x640 [ 463.400471] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 463.405494] ? find_held_lock+0x36/0x1c0 [ 463.409562] ? ____cache_alloc_node+0x1c7/0x1e0 [ 463.414232] ? lock_downgrade+0x900/0x900 [ 463.418381] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.423930] cache_grow_begin+0xa5/0x8c0 [ 463.427984] ? do_raw_spin_unlock+0xa7/0x330 [ 463.432413] fallback_alloc+0x204/0x2e0 [ 463.436403] ____cache_alloc_node+0x1c7/0x1e0 [ 463.440905] kmem_cache_alloc_node+0xe3/0x730 [ 463.445410] ? ipv6_get_ifaddr+0x42e/0x620 [ 463.449653] __alloc_skb+0x119/0x770 [ 463.453363] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 463.458738] ? netdev_alloc_frag+0x1f0/0x1f0 [ 463.463146] ? lock_downgrade+0x900/0x900 [ 463.467297] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.472834] ? refcount_sub_and_test_checked+0x203/0x310 [ 463.478286] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 463.483734] ? addrconf_rs_timer+0x690/0x690 [ 463.488160] ndisc_alloc_skb+0x144/0x340 [ 463.492223] ndisc_send_rs+0x331/0x6e0 [ 463.496114] addrconf_rs_timer+0x314/0x690 [ 463.500352] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 463.504603] call_timer_fn+0x272/0x920 [ 463.508488] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 463.512718] ? process_timeout+0x40/0x40 [ 463.516783] ? __run_timers+0x7da/0xc70 [ 463.520765] ? _raw_spin_unlock_irq+0x27/0x80 [ 463.525256] ? _raw_spin_unlock_irq+0x27/0x80 [ 463.529748] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 463.533977] ? lockdep_hardirqs_on+0x296/0x5b0 [ 463.538555] ? trace_hardirqs_on+0xbd/0x310 [ 463.542871] ? kasan_check_read+0x11/0x20 [ 463.547015] ? __run_timers+0x7da/0xc70 [ 463.550984] ? trace_hardirqs_off_caller+0x310/0x310 [ 463.556090] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 463.560322] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 463.564556] __run_timers+0x7e5/0xc70 [ 463.568360] ? timer_fixup_init+0x70/0x70 [ 463.572515] ? _raw_spin_unlock_irq+0x27/0x80 [ 463.577004] ? _raw_spin_unlock_irq+0x27/0x80 [ 463.581497] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 463.586172] ? trace_hardirqs_on+0xbd/0x310 [ 463.590491] ? kasan_check_read+0x11/0x20 [ 463.594635] ? finish_task_switch+0x1f4/0x910 [ 463.599130] ? trace_hardirqs_off_caller+0x310/0x310 [ 463.604228] ? compat_start_thread+0x80/0x80 [ 463.608651] ? pvclock_read_flags+0x160/0x160 [ 463.613141] ? __switch_to_asm+0x34/0x70 [ 463.617197] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.622735] ? check_preemption_disabled+0x48/0x280 [ 463.627756] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 463.633291] ? rcu_pm_notify+0xc0/0xc0 [ 463.637174] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.642712] ? check_preemption_disabled+0x48/0x280 [ 463.647731] run_timer_softirq+0x52/0xb0 [ 463.651790] ? rcu_read_lock_sched_held+0x14f/0x180 [ 463.656803] __do_softirq+0x308/0xb7e [ 463.660604] ? trace_hardirqs_on_caller+0xc0/0x310 [ 463.665533] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 463.670631] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 463.676083] ? __schedule+0x973/0x21d0 [ 463.679971] ? schedule+0x108/0x460 [ 463.683606] ? trace_hardirqs_off+0xb8/0x310 [ 463.688010] ? smpboot_thread_fn+0x68b/0xa00 [ 463.692415] ? trace_hardirqs_on+0x310/0x310 [ 463.696822] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 463.702353] ? check_preemption_disabled+0x48/0x280 [ 463.707391] ? takeover_tasklets+0xa90/0xa90 [ 463.711798] run_ksoftirqd+0x5e/0x100 [ 463.715594] smpboot_thread_fn+0x68b/0xa00 [ 463.719829] ? sort_range+0x30/0x30 [ 463.723457] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 463.728556] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 463.734092] ? __kthread_parkme+0xfb/0x1a0 [ 463.738329] ? sort_range+0x30/0x30 [ 463.741962] kthread+0x35a/0x440 [ 463.745323] ? kthread_stop+0x900/0x900 [ 463.749318] ret_from_fork+0x3a/0x50 [ 463.753049] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 463.753122] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 463.759968] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 463.759974] Call Trace: [ 463.759994] dump_stack+0x244/0x39d [ 463.760012] ? dump_stack_print_info.cold.1+0x20/0x20 [ 463.766528] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 463.775837] warn_alloc.cold.116+0xb7/0x1bd [ 463.778389] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 463.782004] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 463.811254] ? lock_downgrade+0x900/0x900 [ 463.815403] ? trace_hardirqs_off+0xb8/0x310 [ 463.819814] ? trace_hardirqs_off+0xb8/0x310 [ 463.824226] __alloc_pages_slowpath+0x26e8/0x2e10 [ 463.829090] ? warn_alloc+0x120/0x120 [ 463.832891] ? print_usage_bug+0xc0/0xc0 [ 463.836952] ? warn_alloc+0x120/0x120 [ 463.840755] ? warn_alloc+0x120/0x120 [ 463.844552] ? print_usage_bug+0xc0/0xc0 [ 463.848615] ? print_usage_bug+0xc0/0xc0 [ 463.852688] ? __lock_acquire+0x62f/0x4c20 [ 463.856928] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 463.862466] ? should_fail+0x22d/0xd01 [ 463.866357] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 463.871458] ? __lock_acquire+0x62f/0x4c20 [ 463.875694] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 463.880794] ? __lock_acquire+0x62f/0x4c20 [ 463.885022] ? should_fail+0x22d/0xd01 [ 463.888904] ? find_held_lock+0x36/0x1c0 [ 463.892974] ? mark_held_locks+0x130/0x130 [ 463.897208] ? mark_held_locks+0x130/0x130 [ 463.901440] ? zap_class+0x640/0x640 [ 463.905155] ? mark_held_locks+0xc7/0x130 [ 463.909296] ? do_raw_spin_unlock+0xa7/0x330 [ 463.913702] ? zap_class+0x640/0x640 [ 463.917414] ? print_usage_bug+0xc0/0xc0 [ 463.921474] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.927017] ? check_preemption_disabled+0x48/0x280 [ 463.932041] ? __lock_is_held+0xb5/0x140 [ 463.936106] __alloc_pages_nodemask+0xa80/0xde0 [ 463.940772] ? zap_class+0x640/0x640 [ 463.944487] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 463.949513] ? find_held_lock+0x36/0x1c0 [ 463.953579] ? ____cache_alloc_node+0x1c7/0x1e0 [ 463.958245] ? lock_downgrade+0x900/0x900 [ 463.962396] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.967934] cache_grow_begin+0xa5/0x8c0 [ 463.971995] ? do_raw_spin_unlock+0xa7/0x330 [ 463.976407] fallback_alloc+0x204/0x2e0 [ 463.980382] ____cache_alloc_node+0x1c7/0x1e0 [ 463.984880] kmem_cache_alloc_node+0xe3/0x730 [ 463.989370] ? ipv6_get_ifaddr+0x42e/0x620 [ 463.993610] __alloc_skb+0x119/0x770 [ 463.997319] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 464.002603] ? netdev_alloc_frag+0x1f0/0x1f0 [ 464.007011] ? lock_downgrade+0x900/0x900 [ 464.011163] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.016695] ? refcount_sub_and_test_checked+0x203/0x310 [ 464.022143] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 464.027591] ? addrconf_rs_timer+0x690/0x690 [ 464.032004] ndisc_alloc_skb+0x144/0x340 [ 464.036064] ndisc_send_rs+0x331/0x6e0 [ 464.039954] addrconf_rs_timer+0x314/0x690 [ 464.044190] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 464.048433] call_timer_fn+0x272/0x920 [ 464.052315] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 464.056548] ? process_timeout+0x40/0x40 [ 464.061602] ? __run_timers+0x7da/0xc70 [ 464.065585] ? _raw_spin_unlock_irq+0x27/0x80 [ 464.070074] ? _raw_spin_unlock_irq+0x27/0x80 [ 464.074568] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 464.078804] ? lockdep_hardirqs_on+0x296/0x5b0 [ 464.083388] ? trace_hardirqs_on+0xbd/0x310 [ 464.087705] ? kasan_check_read+0x11/0x20 [ 464.091851] ? __run_timers+0x7da/0xc70 [ 464.095825] ? trace_hardirqs_off_caller+0x310/0x310 [ 464.100933] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 464.105167] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 464.109393] __run_timers+0x7e5/0xc70 [ 464.113199] ? timer_fixup_init+0x70/0x70 [ 464.117349] ? compat_start_thread+0x80/0x80 [ 464.121756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.127293] ? _raw_spin_unlock_irq+0x60/0x80 [ 464.131796] ? finish_task_switch+0x1f4/0x910 [ 464.136285] ? finish_task_switch+0x1b4/0x910 [ 464.140772] ? __switch_to_asm+0x34/0x70 [ 464.144836] ? preempt_notifier_register+0x200/0x200 [ 464.149935] ? __switch_to_asm+0x34/0x70 [ 464.153991] ? __switch_to_asm+0x40/0x70 [ 464.158043] ? __switch_to_asm+0x34/0x70 [ 464.162094] ? __switch_to_asm+0x40/0x70 [ 464.166152] ? __switch_to_asm+0x34/0x70 [ 464.170205] ? __switch_to_asm+0x40/0x70 [ 464.174258] ? __switch_to_asm+0x40/0x70 [ 464.178334] ? pvclock_read_flags+0x160/0x160 [ 464.182834] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.188369] ? check_preemption_disabled+0x48/0x280 [ 464.193395] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 464.198930] ? rcu_pm_notify+0xc0/0xc0 [ 464.202817] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.208359] ? check_preemption_disabled+0x48/0x280 [ 464.213377] run_timer_softirq+0x52/0xb0 [ 464.217435] ? rcu_read_lock_sched_held+0x14f/0x180 [ 464.222457] __do_softirq+0x308/0xb7e [ 464.226260] ? trace_hardirqs_on_caller+0xc0/0x310 [ 464.231188] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 464.236290] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 464.241749] ? schedule+0x108/0x460 [ 464.245376] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 464.250131] ? __schedule+0x21d0/0x21d0 [ 464.254105] ? trace_hardirqs_off+0xb8/0x310 [ 464.258510] ? smpboot_thread_fn+0x68b/0xa00 [ 464.262915] ? trace_hardirqs_on+0x310/0x310 [ 464.267327] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 464.272863] ? check_preemption_disabled+0x48/0x280 [ 464.277874] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.283410] ? takeover_tasklets+0xa90/0xa90 [ 464.287819] run_ksoftirqd+0x5e/0x100 [ 464.291616] smpboot_thread_fn+0x68b/0xa00 [ 464.295850] ? sort_range+0x30/0x30 [ 464.299478] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 464.304576] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 464.310111] ? __kthread_parkme+0xfb/0x1a0 [ 464.314346] ? sort_range+0x30/0x30 [ 464.317968] kthread+0x35a/0x440 [ 464.321342] ? kthread_stop+0x900/0x900 [ 464.325322] ret_from_fork+0x3a/0x50 [ 464.329046] warn_alloc_show_mem: 1 callbacks suppressed [ 464.329055] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 464.329057] Mem-Info: [ 464.329086] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 464.329086] active_file:19 inactive_file:27 isolated_file:4 [ 464.329086] unevictable:0 dirty:0 writeback:0 unstable:0 [ 464.329086] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 464.329086] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 464.329086] free:13757 free_pcp:1126 free_cma:0 [ 464.334425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 464.334432] Call Trace: [ 464.341273] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 464.343671] dump_stack+0x244/0x39d [ 464.376617] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 464.385998] ? dump_stack_print_info.cold.1+0x20/0x20 [ 464.388549] lowmem_reserve[]: 0 2818 6321 6321 [ 464.416222] warn_alloc.cold.116+0xb7/0x1bd [ 464.419817] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 464.445919] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 464.451077] lowmem_reserve[]: 0 0 3503 3503 [ 464.455649] ? lock_downgrade+0x900/0x900 [ 464.459938] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 464.487709] ? trace_hardirqs_off+0xb8/0x310 [ 464.492519] lowmem_reserve[]: 0 0 0 0 [ 464.496833] ? trace_hardirqs_off+0xb8/0x310 [ 464.500947] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 464.530092] __alloc_pages_slowpath+0x26e8/0x2e10 [ 464.534466] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 464.538303] ? warn_alloc+0x120/0x120 [ 464.542656] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 464.556170] ? print_usage_bug+0xc0/0xc0 [ 464.560987] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 464.576402] ? warn_alloc+0x120/0x120 [ 464.580178] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 464.594817] ? warn_alloc+0x120/0x120 [ 464.598843] 188 total pagecache pages [ 464.607666] ? print_usage_bug+0xc0/0xc0 [ 464.611446] 0 pages in swap cache [ 464.620021] ? print_usage_bug+0xc0/0xc0 [ 464.623799] Swap cache stats: add 0, delete 0, find 0/0 [ 464.627586] ? __lock_acquire+0x62f/0x4c20 [ 464.631709] Free swap = 0kB [ 464.635155] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 464.639180] Total swap = 0kB [ 464.644533] ? should_fail+0x22d/0xd01 [ 464.648740] 1965979 pages RAM [ 464.651748] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 464.657248] 0 pages HighMem/MovableOnly [ 464.657255] 342854 pages reserved [ 464.660269] ? __lock_acquire+0x62f/0x4c20 [ 464.664133] 0 pages cma reserved [ 464.667226] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 464.672361] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 464.676256] ? __lock_acquire+0x62f/0x4c20 [ 464.676278] ? should_fail+0x22d/0xd01 [ 464.679807] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 464.683935] ? find_held_lock+0x36/0x1c0 [ 464.687280] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 464.692380] ? mark_held_locks+0x130/0x130 [ 464.730147] ? mark_held_locks+0x130/0x130 [ 464.734380] ? zap_class+0x640/0x640 [ 464.738090] ? zap_class+0x640/0x640 [ 464.741808] ? print_usage_bug+0xc0/0xc0 [ 464.745866] ? do_raw_spin_unlock+0xa7/0x330 [ 464.750281] ? zap_class+0x640/0x640 [ 464.753990] ? print_usage_bug+0xc0/0xc0 [ 464.758047] ? wq_watchdog_touch+0x9c/0xfe [ 464.762292] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.767830] ? check_preemption_disabled+0x48/0x280 [ 464.772850] ? __lock_is_held+0xb5/0x140 [ 464.776915] __alloc_pages_nodemask+0xa80/0xde0 [ 464.781581] ? zap_class+0x640/0x640 [ 464.785308] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 464.790334] ? find_held_lock+0x36/0x1c0 [ 464.794403] ? ____cache_alloc_node+0x1c7/0x1e0 [ 464.799070] ? lock_downgrade+0x900/0x900 [ 464.803220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.808760] cache_grow_begin+0xa5/0x8c0 [ 464.812814] ? do_raw_spin_unlock+0xa7/0x330 [ 464.817242] fallback_alloc+0x204/0x2e0 [ 464.821227] ____cache_alloc_node+0x1c7/0x1e0 [ 464.825732] kmem_cache_alloc_node+0xe3/0x730 [ 464.830223] ? ipv6_get_ifaddr+0x42e/0x620 [ 464.834464] __alloc_skb+0x119/0x770 [ 464.838175] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 464.843453] ? netdev_alloc_frag+0x1f0/0x1f0 [ 464.847857] ? lock_downgrade+0x900/0x900 [ 464.852008] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.857546] ? refcount_sub_and_test_checked+0x203/0x310 [ 464.862994] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 464.868440] ? addrconf_rs_timer+0x690/0x690 [ 464.872855] ndisc_alloc_skb+0x144/0x340 [ 464.876916] ndisc_send_rs+0x331/0x6e0 [ 464.880804] addrconf_rs_timer+0x314/0x690 [ 464.885044] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 464.889294] call_timer_fn+0x272/0x920 [ 464.893685] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 464.897917] ? process_timeout+0x40/0x40 [ 464.901986] ? __run_timers+0x7da/0xc70 [ 464.905959] ? _raw_spin_unlock_irq+0x27/0x80 [ 464.910449] ? _raw_spin_unlock_irq+0x27/0x80 [ 464.914938] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 464.919169] ? lockdep_hardirqs_on+0x296/0x5b0 [ 464.923751] ? trace_hardirqs_on+0xbd/0x310 [ 464.928082] ? kasan_check_read+0x11/0x20 [ 464.932222] ? __run_timers+0x7da/0xc70 [ 464.936206] ? trace_hardirqs_off_caller+0x310/0x310 [ 464.941308] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 464.945541] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 464.949772] __run_timers+0x7e5/0xc70 [ 464.953576] ? timer_fixup_init+0x70/0x70 [ 464.957720] ? _raw_spin_unlock_irq+0x27/0x80 [ 464.962211] ? _raw_spin_unlock_irq+0x27/0x80 [ 464.966700] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 464.971294] ? trace_hardirqs_on+0xbd/0x310 [ 464.975613] ? kasan_check_read+0x11/0x20 [ 464.979764] ? finish_task_switch+0x1f4/0x910 [ 464.984269] ? trace_hardirqs_off_caller+0x310/0x310 [ 464.989369] ? compat_start_thread+0x80/0x80 [ 464.993799] ? pvclock_read_flags+0x160/0x160 [ 464.998289] ? __switch_to_asm+0x34/0x70 [ 465.002349] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.007884] ? check_preemption_disabled+0x48/0x280 [ 465.012907] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 465.018446] ? rcu_pm_notify+0xc0/0xc0 [ 465.022331] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.027871] ? check_preemption_disabled+0x48/0x280 [ 465.032888] run_timer_softirq+0x52/0xb0 [ 465.037423] ? rcu_read_lock_sched_held+0x14f/0x180 [ 465.042439] __do_softirq+0x308/0xb7e [ 465.046254] ? trace_hardirqs_on_caller+0xc0/0x310 [ 465.051183] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 465.056281] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 465.061726] ? __schedule+0x973/0x21d0 [ 465.065617] ? schedule+0x108/0x460 [ 465.069261] ? trace_hardirqs_off+0xb8/0x310 [ 465.073665] ? smpboot_thread_fn+0x68b/0xa00 [ 465.078071] ? trace_hardirqs_on+0x310/0x310 [ 465.082478] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 465.088013] ? check_preemption_disabled+0x48/0x280 [ 465.093030] ? takeover_tasklets+0xa90/0xa90 [ 465.097434] run_ksoftirqd+0x5e/0x100 [ 465.101240] smpboot_thread_fn+0x68b/0xa00 [ 465.105476] ? sort_range+0x30/0x30 [ 465.109101] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 465.114199] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 465.119737] ? __kthread_parkme+0xfb/0x1a0 [ 465.123970] ? sort_range+0x30/0x30 [ 465.127591] kthread+0x35a/0x440 [ 465.130954] ? kthread_stop+0x900/0x900 [ 465.134927] ret_from_fork+0x3a/0x50 [ 465.138659] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 465.138725] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 465.145587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 465.152140] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 465.161399] Call Trace: [ 465.171692] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 465.174271] dump_stack+0x244/0x39d [ 465.182528] ? dump_stack_print_info.cold.1+0x20/0x20 [ 465.187727] warn_alloc.cold.116+0xb7/0x1bd [ 465.192054] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 465.196894] ? lock_downgrade+0x900/0x900 [ 465.201046] ? trace_hardirqs_off+0xb8/0x310 [ 465.205458] ? trace_hardirqs_off+0xb8/0x310 [ 465.209891] __alloc_pages_slowpath+0x26e8/0x2e10 [ 465.214761] ? warn_alloc+0x120/0x120 [ 465.218566] ? warn_alloc+0x120/0x120 [ 465.222364] ? warn_alloc+0x120/0x120 [ 465.226163] ? print_usage_bug+0xc0/0xc0 [ 465.230218] ? __alloc_pages_slowpath+0x26e8/0x2e10 [ 465.235246] ? print_usage_bug+0xc0/0xc0 [ 465.239306] ? print_usage_bug+0xc0/0xc0 [ 465.243374] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 465.248911] ? should_fail+0x22d/0xd01 [ 465.252797] ? mark_held_locks+0x130/0x130 [ 465.257036] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 465.262137] ? __lock_acquire+0x62f/0x4c20 [ 465.266374] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 465.271474] ? __lock_acquire+0x62f/0x4c20 [ 465.275707] ? should_fail+0x22d/0xd01 [ 465.279594] ? print_usage_bug+0xc0/0xc0 [ 465.283664] ? mark_held_locks+0x130/0x130 [ 465.287904] ? mark_held_locks+0x130/0x130 [ 465.292142] ? zap_class+0x640/0x640 [ 465.295855] ? ret_from_fork+0x3a/0x50 [ 465.299740] ? zap_class+0x640/0x640 [ 465.303454] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.308990] ? check_preemption_disabled+0x48/0x280 [ 465.314019] ? __lock_is_held+0xb5/0x140 [ 465.318083] __alloc_pages_nodemask+0xa80/0xde0 [ 465.322751] ? zap_class+0x640/0x640 [ 465.326470] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 465.331494] ? find_held_lock+0x36/0x1c0 [ 465.335558] ? ____cache_alloc_node+0x1c7/0x1e0 [ 465.340230] ? lock_downgrade+0x900/0x900 [ 465.344400] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.349950] cache_grow_begin+0xa5/0x8c0 [ 465.354006] ? do_raw_spin_unlock+0xa7/0x330 [ 465.358420] fallback_alloc+0x204/0x2e0 [ 465.362401] ____cache_alloc_node+0x1c7/0x1e0 [ 465.366898] kmem_cache_alloc_node+0xe3/0x730 [ 465.371388] ? mark_held_locks+0xc7/0x130 [ 465.375541] __alloc_skb+0x119/0x770 [ 465.379253] ? netdev_alloc_frag+0x1f0/0x1f0 [ 465.383660] ? do_raw_spin_trylock+0x270/0x270 [ 465.388250] ? kmem_cache_alloc_trace+0x353/0x750 [ 465.393094] ? queue_work_on+0x12c/0x1e0 [ 465.397155] ? switchdev_port_obj_del+0xdc/0x440 [ 465.401909] ? switchdev_trans_item_enqueue+0x260/0x260 [ 465.407267] ? mod_timer+0x631/0x1560 [ 465.411061] ? wake_up_klogd+0x180/0x180 [ 465.415120] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 465.420141] __br_mdb_notify+0x4ff/0x15d0 [ 465.424298] ? __br_mdb_add+0x7f0/0x7f0 [ 465.428273] ? trace_hardirqs_off_caller+0x310/0x310 [ 465.433381] ? zap_class+0x640/0x640 [ 465.437115] ? br_multicast_group_expired+0x96/0x610 [ 465.442232] br_mdb_notify+0x310/0x410 [ 465.446120] ? br_mdb_dump+0x27b0/0x27b0 [ 465.450193] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.455748] br_multicast_group_expired+0x1bc/0x610 [ 465.460763] ? br_mdb_free+0x80/0x80 [ 465.464481] call_timer_fn+0x272/0x920 [ 465.468369] ? br_mdb_free+0x80/0x80 [ 465.472089] ? process_timeout+0x40/0x40 [ 465.476155] ? __run_timers+0x7da/0xc70 [ 465.480128] ? _raw_spin_unlock_irq+0x27/0x80 [ 465.484634] ? _raw_spin_unlock_irq+0x27/0x80 [ 465.489126] ? br_mdb_free+0x80/0x80 [ 465.492836] ? lockdep_hardirqs_on+0x296/0x5b0 [ 465.497415] ? trace_hardirqs_on+0xbd/0x310 [ 465.501735] ? kasan_check_read+0x11/0x20 [ 465.505878] ? __run_timers+0x7da/0xc70 [ 465.509849] ? trace_hardirqs_off_caller+0x310/0x310 [ 465.514963] ? br_mdb_free+0x80/0x80 [ 465.518673] __run_timers+0x7e5/0xc70 [ 465.522483] ? timer_fixup_init+0x70/0x70 [ 465.526628] ? compat_start_thread+0x80/0x80 [ 465.531038] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.536579] ? _raw_spin_unlock_irq+0x60/0x80 [ 465.541075] ? finish_task_switch+0x1f4/0x910 [ 465.545572] ? finish_task_switch+0x1b4/0x910 [ 465.550064] ? __switch_to_asm+0x34/0x70 [ 465.554127] ? preempt_notifier_register+0x200/0x200 [ 465.559226] ? __switch_to_asm+0x34/0x70 [ 465.563284] ? __switch_to_asm+0x40/0x70 [ 465.567337] ? __switch_to_asm+0x34/0x70 [ 465.571394] ? __switch_to_asm+0x40/0x70 [ 465.575453] ? __switch_to_asm+0x34/0x70 [ 465.579505] ? __switch_to_asm+0x40/0x70 [ 465.583565] ? __switch_to_asm+0x40/0x70 [ 465.587635] ? pvclock_read_flags+0x160/0x160 [ 465.592127] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.597665] ? check_preemption_disabled+0x48/0x280 [ 465.602686] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 465.608226] ? rcu_pm_notify+0xc0/0xc0 [ 465.612113] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.617646] ? check_preemption_disabled+0x48/0x280 [ 465.622668] run_timer_softirq+0x52/0xb0 [ 465.626732] ? rcu_read_lock_sched_held+0x14f/0x180 [ 465.631750] __do_softirq+0x308/0xb7e [ 465.635551] ? trace_hardirqs_on_caller+0xc0/0x310 [ 465.640481] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 465.645580] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 465.651035] ? schedule+0x108/0x460 [ 465.654661] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 465.659421] ? __schedule+0x21d0/0x21d0 [ 465.663397] ? trace_hardirqs_off+0xb8/0x310 [ 465.667803] ? smpboot_thread_fn+0x68b/0xa00 [ 465.672213] ? trace_hardirqs_on+0x310/0x310 [ 465.676618] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 465.682159] ? check_preemption_disabled+0x48/0x280 [ 465.687177] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.692724] ? takeover_tasklets+0xa90/0xa90 [ 465.697130] run_ksoftirqd+0x5e/0x100 [ 465.700928] smpboot_thread_fn+0x68b/0xa00 [ 465.705163] ? sort_range+0x30/0x30 [ 465.708795] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 465.713893] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 465.719428] ? __kthread_parkme+0xfb/0x1a0 [ 465.723662] ? sort_range+0x30/0x30 [ 465.727289] kthread+0x35a/0x440 [ 465.730674] ? kthread_stop+0x900/0x900 [ 465.734651] ret_from_fork+0x3a/0x50 [ 465.738375] warn_alloc_show_mem: 1 callbacks suppressed [ 465.738384] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 465.738385] Mem-Info: [ 465.738415] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 465.738415] active_file:19 inactive_file:27 isolated_file:4 [ 465.738415] unevictable:0 dirty:0 writeback:0 unstable:0 [ 465.738415] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 465.738415] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 465.738415] free:13757 free_pcp:1126 free_cma:0 [ 465.743750] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 465.750760] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 465.753150] Call Trace: [ 465.786094] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 465.795448] dump_stack+0x244/0x39d [ 465.823082] lowmem_reserve[]: 0 2818 6321 6321 [ 465.825671] ? dump_stack_print_info.cold.1+0x20/0x20 [ 465.851751] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 465.855387] warn_alloc.cold.116+0xb7/0x1bd [ 465.859930] lowmem_reserve[]: 0 0 3503 3503 [ 465.865108] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 465.892748] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 465.892770] lowmem_reserve[]: 0 0 0 0 [ 465.892779] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 465.892821] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 465.892865] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 465.892910] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 465.892916] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 465.892919] 188 total pagecache pages [ 465.892929] 0 pages in swap cache [ 465.892934] Swap cache stats: add 0, delete 0, find 0/0 [ 465.892937] Free swap = 0kB [ 465.892940] Total swap = 0kB [ 465.892943] 1965979 pages RAM [ 465.892946] 0 pages HighMem/MovableOnly [ 465.892949] 342854 pages reserved [ 465.892951] 0 pages cma reserved [ 465.893068] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 465.893073] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 466.047914] ? lock_downgrade+0x900/0x900 [ 466.052068] ? trace_hardirqs_off+0xb8/0x310 [ 466.056477] ? trace_hardirqs_off+0xb8/0x310 [ 466.061498] __alloc_pages_slowpath+0x26e8/0x2e10 [ 466.066366] ? warn_alloc+0x120/0x120 [ 466.070180] ? print_usage_bug+0xc0/0xc0 [ 466.074240] ? warn_alloc+0x120/0x120 [ 466.078043] ? warn_alloc+0x120/0x120 [ 466.081840] ? print_usage_bug+0xc0/0xc0 [ 466.085898] ? print_usage_bug+0xc0/0xc0 [ 466.089962] ? __lock_acquire+0x62f/0x4c20 [ 466.094198] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 466.099733] ? should_fail+0x22d/0xd01 [ 466.103619] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 466.108721] ? __lock_acquire+0x62f/0x4c20 [ 466.112956] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 466.118052] ? __lock_acquire+0x62f/0x4c20 [ 466.122279] ? should_fail+0x22d/0xd01 [ 466.126175] ? find_held_lock+0x36/0x1c0 [ 466.130263] ? mark_held_locks+0x130/0x130 [ 466.134500] ? mark_held_locks+0x130/0x130 [ 466.138732] ? zap_class+0x640/0x640 [ 466.142447] ? mark_held_locks+0xc7/0x130 [ 466.146589] ? do_raw_spin_unlock+0xa7/0x330 [ 466.150998] ? zap_class+0x640/0x640 [ 466.154707] ? print_usage_bug+0xc0/0xc0 [ 466.158770] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.164307] ? check_preemption_disabled+0x48/0x280 [ 466.169334] ? __lock_is_held+0xb5/0x140 [ 466.173397] __alloc_pages_nodemask+0xa80/0xde0 [ 466.178064] ? zap_class+0x640/0x640 [ 466.181793] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 466.186817] ? find_held_lock+0x36/0x1c0 [ 466.190883] ? ____cache_alloc_node+0x1c7/0x1e0 [ 466.195549] ? lock_downgrade+0x900/0x900 [ 466.199701] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.205243] cache_grow_begin+0xa5/0x8c0 [ 466.209304] ? do_raw_spin_unlock+0xa7/0x330 [ 466.213724] fallback_alloc+0x204/0x2e0 [ 466.217700] ____cache_alloc_node+0x1c7/0x1e0 [ 466.222197] kmem_cache_alloc_node+0xe3/0x730 [ 466.226693] ? ipv6_get_ifaddr+0x42e/0x620 [ 466.230936] __alloc_skb+0x119/0x770 [ 466.234644] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 466.239925] ? netdev_alloc_frag+0x1f0/0x1f0 [ 466.244332] ? lock_downgrade+0x900/0x900 [ 466.248489] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.254022] ? refcount_sub_and_test_checked+0x203/0x310 [ 466.259481] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 466.264930] ? addrconf_rs_timer+0x690/0x690 [ 466.269350] ndisc_alloc_skb+0x144/0x340 [ 466.273416] ndisc_send_rs+0x331/0x6e0 [ 466.277307] addrconf_rs_timer+0x314/0x690 [ 466.281546] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 466.285789] call_timer_fn+0x272/0x920 [ 466.289673] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 466.293904] ? process_timeout+0x40/0x40 [ 466.297969] ? __run_timers+0x7da/0xc70 [ 466.301943] ? _raw_spin_unlock_irq+0x27/0x80 [ 466.306440] ? _raw_spin_unlock_irq+0x27/0x80 [ 466.310929] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 466.315165] ? lockdep_hardirqs_on+0x296/0x5b0 [ 466.319749] ? trace_hardirqs_on+0xbd/0x310 [ 466.324066] ? kasan_check_read+0x11/0x20 [ 466.328211] ? __run_timers+0x7da/0xc70 [ 466.332184] ? trace_hardirqs_off_caller+0x310/0x310 [ 466.337288] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 466.341527] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 466.345759] __run_timers+0x7e5/0xc70 [ 466.349569] ? timer_fixup_init+0x70/0x70 [ 466.353715] ? _raw_spin_unlock_irq+0x27/0x80 [ 466.358221] ? _raw_spin_unlock_irq+0x27/0x80 [ 466.362715] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 466.367297] ? trace_hardirqs_on+0xbd/0x310 [ 466.371612] ? kasan_check_read+0x11/0x20 [ 466.375756] ? finish_task_switch+0x1f4/0x910 [ 466.380248] ? trace_hardirqs_off_caller+0x310/0x310 [ 466.385354] ? compat_start_thread+0x80/0x80 [ 466.389777] ? pvclock_read_flags+0x160/0x160 [ 466.394268] ? __switch_to_asm+0x34/0x70 [ 466.398327] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.403863] ? check_preemption_disabled+0x48/0x280 [ 466.408889] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 466.414426] ? rcu_pm_notify+0xc0/0xc0 [ 466.418316] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.423852] ? check_preemption_disabled+0x48/0x280 [ 466.428872] run_timer_softirq+0x52/0xb0 [ 466.432933] ? rcu_read_lock_sched_held+0x14f/0x180 [ 466.437949] __do_softirq+0x308/0xb7e [ 466.441753] ? trace_hardirqs_on_caller+0xc0/0x310 [ 466.446680] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 466.451781] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 466.457227] ? __schedule+0x973/0x21d0 [ 466.461130] ? schedule+0x108/0x460 [ 466.464767] ? trace_hardirqs_off+0xb8/0x310 [ 466.469174] ? smpboot_thread_fn+0x68b/0xa00 [ 466.473578] ? trace_hardirqs_on+0x310/0x310 [ 466.477985] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 466.483538] ? check_preemption_disabled+0x48/0x280 [ 466.488556] ? takeover_tasklets+0xa90/0xa90 [ 466.492964] run_ksoftirqd+0x5e/0x100 [ 466.496761] smpboot_thread_fn+0x68b/0xa00 [ 466.500997] ? sort_range+0x30/0x30 [ 466.504624] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 466.509724] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 466.515259] ? __kthread_parkme+0xfb/0x1a0 [ 466.519493] ? sort_range+0x30/0x30 [ 466.523130] kthread+0x35a/0x440 [ 466.526494] ? kthread_stop+0x900/0x900 [ 466.530470] ret_from_fork+0x3a/0x50 [ 466.534206] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 466.534275] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 466.541136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 466.541141] Call Trace: [ 466.541163] dump_stack+0x244/0x39d [ 466.541181] ? dump_stack_print_info.cold.1+0x20/0x20 [ 466.547697] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 466.557008] warn_alloc.cold.116+0xb7/0x1bd [ 466.559562] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 466.563176] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 466.592432] ? lock_downgrade+0x900/0x900 [ 466.596585] ? trace_hardirqs_off+0xb8/0x310 [ 466.601000] ? trace_hardirqs_off+0xb8/0x310 [ 466.605420] __alloc_pages_slowpath+0x26e8/0x2e10 [ 466.610287] ? warn_alloc+0x120/0x120 [ 466.614089] ? warn_alloc+0x120/0x120 [ 466.617898] ? warn_alloc+0x120/0x120 [ 466.621703] ? print_usage_bug+0xc0/0xc0 [ 466.625760] ? __alloc_pages_slowpath+0x26e8/0x2e10 [ 466.630775] ? print_usage_bug+0xc0/0xc0 [ 466.634856] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 466.640391] ? should_fail+0x22d/0xd01 [ 466.644279] ? mark_held_locks+0x130/0x130 [ 466.648516] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 466.653622] ? __lock_acquire+0x62f/0x4c20 [ 466.657855] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 466.662956] ? __lock_acquire+0x62f/0x4c20 [ 466.667190] ? should_fail+0x22d/0xd01 [ 466.671084] ? mark_held_locks+0x130/0x130 [ 466.675328] ? mark_held_locks+0x130/0x130 [ 466.679573] ? zap_class+0x640/0x640 [ 466.683290] ? ret_from_fork+0x3a/0x50 [ 466.687178] ? __save_stack_trace+0x7d/0xf0 [ 466.691500] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.697037] ? check_preemption_disabled+0x48/0x280 [ 466.702059] ? __lock_is_held+0xb5/0x140 [ 466.706133] __alloc_pages_nodemask+0xa80/0xde0 [ 466.710910] ? zap_class+0x640/0x640 [ 466.714632] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 466.719659] ? find_held_lock+0x36/0x1c0 [ 466.723726] ? ____cache_alloc_node+0x1c7/0x1e0 [ 466.728396] ? lock_downgrade+0x900/0x900 [ 466.732549] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.738096] cache_grow_begin+0xa5/0x8c0 [ 466.742155] ? do_raw_spin_unlock+0xa7/0x330 [ 466.746567] fallback_alloc+0x204/0x2e0 [ 466.750545] ____cache_alloc_node+0x1c7/0x1e0 [ 466.755045] kmem_cache_alloc_node+0xe3/0x730 [ 466.759536] ? mark_held_locks+0xc7/0x130 [ 466.763690] __alloc_skb+0x119/0x770 [ 466.767405] ? netdev_alloc_frag+0x1f0/0x1f0 [ 466.771811] ? do_raw_spin_trylock+0x270/0x270 [ 466.776392] ? kmem_cache_alloc_trace+0x353/0x750 [ 466.781236] ? queue_work_on+0x12c/0x1e0 [ 466.785303] ? switchdev_port_obj_del+0xdc/0x440 [ 466.790064] ? switchdev_trans_item_enqueue+0x260/0x260 [ 466.795439] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 466.800461] __br_mdb_notify+0x4ff/0x15d0 [ 466.804625] ? __br_mdb_add+0x7f0/0x7f0 [ 466.808615] ? zap_class+0x640/0x640 [ 466.812337] ? br_multicast_group_expired+0x96/0x610 [ 466.817444] ? lock_downgrade+0x900/0x900 [ 466.821600] br_mdb_notify+0x310/0x410 [ 466.825492] ? br_mdb_dump+0x27b0/0x27b0 [ 466.829557] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.835109] br_multicast_group_expired+0x1bc/0x610 [ 466.840127] ? br_mdb_free+0x80/0x80 [ 466.843848] call_timer_fn+0x272/0x920 [ 466.847748] ? br_mdb_free+0x80/0x80 [ 466.851459] ? process_timeout+0x40/0x40 [ 466.855533] ? __run_timers+0x7da/0xc70 [ 466.859511] ? _raw_spin_unlock_irq+0x27/0x80 [ 466.864005] ? _raw_spin_unlock_irq+0x27/0x80 [ 466.868498] ? br_mdb_free+0x80/0x80 [ 466.872213] ? lockdep_hardirqs_on+0x296/0x5b0 [ 466.876796] ? trace_hardirqs_on+0xbd/0x310 [ 466.881122] ? kasan_check_read+0x11/0x20 [ 466.885267] ? __run_timers+0x7da/0xc70 [ 466.889241] ? trace_hardirqs_off_caller+0x310/0x310 [ 466.894984] ? br_mdb_free+0x80/0x80 [ 466.898696] __run_timers+0x7e5/0xc70 [ 466.902505] ? timer_fixup_init+0x70/0x70 [ 466.906661] ? compat_start_thread+0x80/0x80 [ 466.911076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.916618] ? _raw_spin_unlock_irq+0x60/0x80 [ 466.921117] ? finish_task_switch+0x1f4/0x910 [ 466.925611] ? finish_task_switch+0x1b4/0x910 [ 466.930106] ? __switch_to_asm+0x34/0x70 [ 466.934176] ? preempt_notifier_register+0x200/0x200 [ 466.939273] ? __switch_to_asm+0x34/0x70 [ 466.943326] ? __switch_to_asm+0x40/0x70 [ 466.947379] ? __switch_to_asm+0x34/0x70 [ 466.951432] ? __switch_to_asm+0x40/0x70 [ 466.955485] ? __switch_to_asm+0x34/0x70 [ 466.959546] ? __switch_to_asm+0x40/0x70 [ 466.963606] ? __switch_to_asm+0x40/0x70 [ 466.967672] ? pvclock_read_flags+0x160/0x160 [ 466.972166] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.977702] ? check_preemption_disabled+0x48/0x280 [ 466.982727] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 466.988266] ? rcu_pm_notify+0xc0/0xc0 [ 466.992155] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.997688] ? check_preemption_disabled+0x48/0x280 [ 467.002704] run_timer_softirq+0x52/0xb0 [ 467.006763] ? rcu_read_lock_sched_held+0x14f/0x180 [ 467.011776] __do_softirq+0x308/0xb7e [ 467.015582] ? trace_hardirqs_on_caller+0xc0/0x310 [ 467.020536] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 467.025638] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 467.031113] ? schedule+0x108/0x460 [ 467.034736] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 467.039492] ? __schedule+0x21d0/0x21d0 [ 467.043488] ? trace_hardirqs_off+0xb8/0x310 [ 467.047898] ? smpboot_thread_fn+0x68b/0xa00 [ 467.052304] ? trace_hardirqs_on+0x310/0x310 [ 467.056711] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 467.062708] ? check_preemption_disabled+0x48/0x280 [ 467.067725] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.073260] ? takeover_tasklets+0xa90/0xa90 [ 467.077665] run_ksoftirqd+0x5e/0x100 [ 467.081463] smpboot_thread_fn+0x68b/0xa00 [ 467.085703] ? sort_range+0x30/0x30 [ 467.089327] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 467.094427] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 467.099961] ? __kthread_parkme+0xfb/0x1a0 [ 467.104197] ? sort_range+0x30/0x30 [ 467.107817] kthread+0x35a/0x440 [ 467.111179] ? kthread_stop+0x900/0x900 [ 467.115151] ret_from_fork+0x3a/0x50 [ 467.118881] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 467.118885] warn_alloc_show_mem: 1 callbacks suppressed [ 467.118891] Mem-Info: [ 467.125715] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 467.125722] Call Trace: [ 467.131094] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 467.131094] active_file:19 inactive_file:27 isolated_file:4 [ 467.131094] unevictable:0 dirty:0 writeback:0 unstable:0 [ 467.131094] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 467.131094] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 467.131094] free:13757 free_pcp:1126 free_cma:0 [ 467.133478] dump_stack+0x244/0x39d [ 467.142853] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 467.145430] ? dump_stack_print_info.cold.1+0x20/0x20 [ 467.178363] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 467.181991] warn_alloc.cold.116+0xb7/0x1bd [ 467.209619] lowmem_reserve[]: 0 2818 6321 6321 [ 467.214811] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 467.240901] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 467.245221] ? lock_downgrade+0x900/0x900 [ 467.249771] lowmem_reserve[]: 0 0 3503 3503 [ 467.254611] ? trace_hardirqs_off+0xb8/0x310 [ 467.282252] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 467.286400] ? trace_hardirqs_off+0xb8/0x310 [ 467.290686] lowmem_reserve[]: 0 0 0 0 [ 467.295089] __alloc_pages_slowpath+0x26e8/0x2e10 [ 467.324207] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 467.328634] ? warn_alloc+0x120/0x120 [ 467.332381] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 467.337220] ? print_usage_bug+0xc0/0xc0 [ 467.350709] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 467.354512] ? warn_alloc+0x120/0x120 [ 467.369938] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 467.373986] ? warn_alloc+0x120/0x120 [ 467.388606] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 467.388614] 188 total pagecache pages [ 467.392404] ? print_usage_bug+0xc0/0xc0 [ 467.401215] 0 pages in swap cache [ 467.405001] ? print_usage_bug+0xc0/0xc0 [ 467.413551] Swap cache stats: add 0, delete 0, find 0/0 [ 467.417337] ? __lock_acquire+0x62f/0x4c20 [ 467.421372] Free swap = 0kB [ 467.424814] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 467.428843] Total swap = 0kB [ 467.434198] ? should_fail+0x22d/0xd01 [ 467.438408] 1965979 pages RAM [ 467.441416] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 467.446925] 0 pages HighMem/MovableOnly [ 467.449953] ? __lock_acquire+0x62f/0x4c20 [ 467.453808] 342854 pages reserved [ 467.453815] 0 pages cma reserved [ 467.456915] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 467.462138] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 467.465945] ? __lock_acquire+0x62f/0x4c20 [ 467.465960] ? should_fail+0x22d/0xd01 [ 467.470166] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 467.473612] ? find_held_lock+0x36/0x1c0 [ 467.509242] ? mark_held_locks+0x130/0x130 [ 467.513483] ? mark_held_locks+0x130/0x130 [ 467.517718] ? zap_class+0x640/0x640 [ 467.521429] ? zap_class+0x640/0x640 [ 467.525141] ? print_usage_bug+0xc0/0xc0 [ 467.529196] ? do_raw_spin_unlock+0xa7/0x330 [ 467.533602] ? zap_class+0x640/0x640 [ 467.537318] ? print_usage_bug+0xc0/0xc0 [ 467.541378] ? wq_watchdog_touch+0x9c/0xfe [ 467.545612] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.551146] ? check_preemption_disabled+0x48/0x280 [ 467.556170] ? __lock_is_held+0xb5/0x140 [ 467.560233] __alloc_pages_nodemask+0xa80/0xde0 [ 467.564899] ? zap_class+0x640/0x640 [ 467.568614] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 467.573644] ? find_held_lock+0x36/0x1c0 [ 467.577711] ? ____cache_alloc_node+0x1c7/0x1e0 [ 467.582380] ? lock_downgrade+0x900/0x900 [ 467.586534] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.592079] cache_grow_begin+0xa5/0x8c0 [ 467.596139] ? do_raw_spin_unlock+0xa7/0x330 [ 467.600553] fallback_alloc+0x204/0x2e0 [ 467.604536] ____cache_alloc_node+0x1c7/0x1e0 [ 467.609044] kmem_cache_alloc_node+0xe3/0x730 [ 467.613539] ? ipv6_get_ifaddr+0x42e/0x620 [ 467.617798] __alloc_skb+0x119/0x770 [ 467.621514] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 467.626795] ? netdev_alloc_frag+0x1f0/0x1f0 [ 467.631202] ? lock_downgrade+0x900/0x900 [ 467.635361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.640895] ? refcount_sub_and_test_checked+0x203/0x310 [ 467.646346] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 467.651793] ? addrconf_rs_timer+0x690/0x690 [ 467.656208] ndisc_alloc_skb+0x144/0x340 [ 467.660275] ndisc_send_rs+0x331/0x6e0 [ 467.664170] addrconf_rs_timer+0x314/0x690 [ 467.668410] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 467.672650] call_timer_fn+0x272/0x920 [ 467.676534] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 467.680766] ? process_timeout+0x40/0x40 [ 467.684831] ? __run_timers+0x7da/0xc70 [ 467.688805] ? _raw_spin_unlock_irq+0x27/0x80 [ 467.693298] ? _raw_spin_unlock_irq+0x27/0x80 [ 467.697791] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 467.702029] ? lockdep_hardirqs_on+0x296/0x5b0 [ 467.706608] ? trace_hardirqs_on+0xbd/0x310 [ 467.710929] ? kasan_check_read+0x11/0x20 [ 467.715073] ? __run_timers+0x7da/0xc70 [ 467.719045] ? trace_hardirqs_off_caller+0x310/0x310 [ 467.724150] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 467.728384] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 467.732613] __run_timers+0x7e5/0xc70 [ 467.736418] ? timer_fixup_init+0x70/0x70 [ 467.740565] ? _raw_spin_unlock_irq+0x27/0x80 [ 467.745056] ? _raw_spin_unlock_irq+0x27/0x80 [ 467.749551] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 467.754142] ? trace_hardirqs_on+0xbd/0x310 [ 467.758460] ? kasan_check_read+0x11/0x20 [ 467.762608] ? finish_task_switch+0x1f4/0x910 [ 467.767101] ? trace_hardirqs_off_caller+0x310/0x310 [ 467.772203] ? compat_start_thread+0x80/0x80 [ 467.776628] ? pvclock_read_flags+0x160/0x160 [ 467.781120] ? __switch_to_asm+0x34/0x70 [ 467.785182] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.790719] ? check_preemption_disabled+0x48/0x280 [ 467.795738] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 467.801274] ? rcu_pm_notify+0xc0/0xc0 [ 467.805163] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.810698] ? check_preemption_disabled+0x48/0x280 [ 467.815717] run_timer_softirq+0x52/0xb0 [ 467.819776] ? rcu_read_lock_sched_held+0x14f/0x180 [ 467.824792] __do_softirq+0x308/0xb7e [ 467.828593] ? trace_hardirqs_on_caller+0xc0/0x310 [ 467.833521] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 467.838628] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 467.844078] ? __schedule+0x973/0x21d0 [ 467.847968] ? schedule+0x108/0x460 [ 467.851619] ? trace_hardirqs_off+0xb8/0x310 [ 467.856036] ? smpboot_thread_fn+0x68b/0xa00 [ 467.860443] ? trace_hardirqs_on+0x310/0x310 [ 467.864849] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 467.870382] ? check_preemption_disabled+0x48/0x280 [ 467.875398] ? takeover_tasklets+0xa90/0xa90 [ 467.879803] run_ksoftirqd+0x5e/0x100 [ 467.883602] smpboot_thread_fn+0x68b/0xa00 [ 467.887837] ? sort_range+0x30/0x30 [ 467.891465] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 467.897040] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 467.902573] ? __kthread_parkme+0xfb/0x1a0 [ 467.906829] ? sort_range+0x30/0x30 [ 467.910453] kthread+0x35a/0x440 [ 467.913818] ? kthread_stop+0x900/0x900 [ 467.917790] ret_from_fork+0x3a/0x50 [ 467.921518] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 467.921587] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 467.928442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 467.928447] Call Trace: [ 467.928466] dump_stack+0x244/0x39d [ 467.928485] ? dump_stack_print_info.cold.1+0x20/0x20 [ 467.935021] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 467.944311] warn_alloc.cold.116+0xb7/0x1bd [ 467.946861] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 467.950479] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 467.979727] ? lock_downgrade+0x900/0x900 [ 467.983885] ? trace_hardirqs_off+0xb8/0x310 [ 467.988297] ? trace_hardirqs_off+0xb8/0x310 [ 467.992710] __alloc_pages_slowpath+0x26e8/0x2e10 [ 467.997577] ? warn_alloc+0x120/0x120 [ 468.001381] ? warn_alloc+0x120/0x120 [ 468.005186] ? warn_alloc+0x120/0x120 [ 468.008992] ? print_usage_bug+0xc0/0xc0 [ 468.013047] ? __alloc_pages_slowpath+0x26e8/0x2e10 [ 468.018068] ? print_usage_bug+0xc0/0xc0 [ 468.022133] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 468.027668] ? should_fail+0x22d/0xd01 [ 468.031553] ? mark_held_locks+0x130/0x130 [ 468.035788] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 468.040886] ? __lock_acquire+0x62f/0x4c20 [ 468.045125] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 468.050221] ? __lock_acquire+0x62f/0x4c20 [ 468.054451] ? should_fail+0x22d/0xd01 [ 468.058351] ? mark_held_locks+0x130/0x130 [ 468.063586] ? mark_held_locks+0x130/0x130 [ 468.067828] ? zap_class+0x640/0x640 [ 468.071535] ? ret_from_fork+0x3a/0x50 [ 468.075420] ? __save_stack_trace+0x7d/0xf0 [ 468.079742] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.085279] ? check_preemption_disabled+0x48/0x280 [ 468.090301] ? __lock_is_held+0xb5/0x140 [ 468.094365] __alloc_pages_nodemask+0xa80/0xde0 [ 468.099034] ? zap_class+0x640/0x640 [ 468.102753] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 468.107776] ? find_held_lock+0x36/0x1c0 [ 468.111845] ? ____cache_alloc_node+0x1c7/0x1e0 [ 468.116515] ? lock_downgrade+0x900/0x900 [ 468.120666] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.126202] cache_grow_begin+0xa5/0x8c0 [ 468.130258] ? do_raw_spin_unlock+0xa7/0x330 [ 468.134673] fallback_alloc+0x204/0x2e0 [ 468.138652] ____cache_alloc_node+0x1c7/0x1e0 [ 468.143152] kmem_cache_alloc_node+0xe3/0x730 [ 468.147644] ? mark_held_locks+0xc7/0x130 [ 468.151800] __alloc_skb+0x119/0x770 [ 468.155515] ? netdev_alloc_frag+0x1f0/0x1f0 [ 468.159921] ? do_raw_spin_trylock+0x270/0x270 [ 468.164503] ? kmem_cache_alloc_trace+0x353/0x750 [ 468.169345] ? queue_work_on+0x12c/0x1e0 [ 468.173410] ? switchdev_port_obj_del+0xdc/0x440 [ 468.178166] ? switchdev_trans_item_enqueue+0x260/0x260 [ 468.183529] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 468.188548] __br_mdb_notify+0x4ff/0x15d0 [ 468.192706] ? __br_mdb_add+0x7f0/0x7f0 [ 468.196689] ? zap_class+0x640/0x640 [ 468.200407] ? br_multicast_group_expired+0x96/0x610 [ 468.205510] ? lock_downgrade+0x900/0x900 [ 468.209659] br_mdb_notify+0x310/0x410 [ 468.213547] ? br_mdb_dump+0x27b0/0x27b0 [ 468.217610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.223149] br_multicast_group_expired+0x1bc/0x610 [ 468.228165] ? br_mdb_free+0x80/0x80 [ 468.231887] call_timer_fn+0x272/0x920 [ 468.235781] ? br_mdb_free+0x80/0x80 [ 468.239489] ? process_timeout+0x40/0x40 [ 468.243554] ? __run_timers+0x7da/0xc70 [ 468.247525] ? _raw_spin_unlock_irq+0x27/0x80 [ 468.252018] ? _raw_spin_unlock_irq+0x27/0x80 [ 468.256508] ? br_mdb_free+0x80/0x80 [ 468.260220] ? lockdep_hardirqs_on+0x296/0x5b0 [ 468.264800] ? trace_hardirqs_on+0xbd/0x310 [ 468.269117] ? kasan_check_read+0x11/0x20 [ 468.273260] ? __run_timers+0x7da/0xc70 [ 468.277237] ? trace_hardirqs_off_caller+0x310/0x310 [ 468.282347] ? br_mdb_free+0x80/0x80 [ 468.286230] __run_timers+0x7e5/0xc70 [ 468.290034] ? timer_fixup_init+0x70/0x70 [ 468.294177] ? compat_start_thread+0x80/0x80 [ 468.298585] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.304124] ? _raw_spin_unlock_irq+0x60/0x80 [ 468.308620] ? finish_task_switch+0x1f4/0x910 [ 468.313110] ? finish_task_switch+0x1b4/0x910 [ 468.317602] ? __switch_to_asm+0x34/0x70 [ 468.321666] ? preempt_notifier_register+0x200/0x200 [ 468.326762] ? __switch_to_asm+0x34/0x70 [ 468.330816] ? __switch_to_asm+0x40/0x70 [ 468.334870] ? __switch_to_asm+0x34/0x70 [ 468.338923] ? __switch_to_asm+0x40/0x70 [ 468.342983] ? __switch_to_asm+0x34/0x70 [ 468.347036] ? __switch_to_asm+0x40/0x70 [ 468.351102] ? __switch_to_asm+0x40/0x70 [ 468.355168] ? pvclock_read_flags+0x160/0x160 [ 468.359658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.365193] ? check_preemption_disabled+0x48/0x280 [ 468.370220] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 468.375758] ? rcu_pm_notify+0xc0/0xc0 [ 468.379644] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.385180] ? check_preemption_disabled+0x48/0x280 [ 468.390210] run_timer_softirq+0x52/0xb0 [ 468.394275] ? rcu_read_lock_sched_held+0x14f/0x180 [ 468.399286] __do_softirq+0x308/0xb7e [ 468.403088] ? trace_hardirqs_on_caller+0xc0/0x310 [ 468.408017] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 468.413116] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 468.418579] ? schedule+0x108/0x460 [ 468.422202] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 468.426972] ? __schedule+0x21d0/0x21d0 [ 468.430956] ? trace_hardirqs_off+0xb8/0x310 [ 468.435461] ? smpboot_thread_fn+0x68b/0xa00 [ 468.439867] ? trace_hardirqs_on+0x310/0x310 [ 468.444273] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 468.449812] ? check_preemption_disabled+0x48/0x280 [ 468.454826] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.460363] ? takeover_tasklets+0xa90/0xa90 [ 468.464771] run_ksoftirqd+0x5e/0x100 [ 468.468569] smpboot_thread_fn+0x68b/0xa00 [ 468.472805] ? sort_range+0x30/0x30 [ 468.476430] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 468.481536] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 468.487078] ? __kthread_parkme+0xfb/0x1a0 [ 468.491313] ? sort_range+0x30/0x30 [ 468.494942] kthread+0x35a/0x440 [ 468.498307] ? kthread_stop+0x900/0x900 [ 468.502280] ret_from_fork+0x3a/0x50 [ 468.506004] warn_alloc_show_mem: 1 callbacks suppressed [ 468.506014] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 468.506015] Mem-Info: [ 468.506045] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 468.506045] active_file:19 inactive_file:27 isolated_file:4 [ 468.506045] unevictable:0 dirty:0 writeback:0 unstable:0 [ 468.506045] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 468.506045] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 468.506045] free:13757 free_pcp:1126 free_cma:0 [ 468.511390] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 468.518225] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 468.520614] Call Trace: [ 468.553556] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 468.562918] dump_stack+0x244/0x39d [ 468.590562] lowmem_reserve[]: 0 2818 6321 6321 [ 468.593143] ? dump_stack_print_info.cold.1+0x20/0x20 [ 468.619223] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 468.622851] warn_alloc.cold.116+0xb7/0x1bd [ 468.627387] lowmem_reserve[]: 0 0 3503 3503 [ 468.632576] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 468.660478] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 468.664796] ? lock_downgrade+0x900/0x900 [ 468.669084] lowmem_reserve[]: 0 0 0 0 [ 468.673934] ? trace_hardirqs_off+0xb8/0x310 [ 468.703036] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 468.707190] ? trace_hardirqs_off+0xb8/0x310 [ 468.710967] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 468.715374] __alloc_pages_slowpath+0x26e8/0x2e10 [ 468.728856] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 468.733291] ? warn_alloc+0x120/0x120 [ 468.748688] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 468.753517] ? print_usage_bug+0xc0/0xc0 [ 468.768138] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 468.768146] 188 total pagecache pages [ 468.771941] ? warn_alloc+0x120/0x120 [ 468.780753] 0 pages in swap cache [ 468.784796] ? warn_alloc+0x120/0x120 [ 468.793340] Swap cache stats: add 0, delete 0, find 0/0 [ 468.793348] Free swap = 0kB [ 468.797136] ? print_usage_bug+0xc0/0xc0 [ 468.800912] Total swap = 0kB [ 468.800921] 1965979 pages RAM [ 468.804363] ? print_usage_bug+0xc0/0xc0 [ 468.808128] 0 pages HighMem/MovableOnly [ 468.808136] 342854 pages reserved [ 468.813495] ? __lock_acquire+0x62f/0x4c20 [ 468.816480] 0 pages cma reserved [ 468.816620] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 468.820544] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 468.823530] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 468.826629] ? should_fail+0x22d/0xd01 [ 468.869979] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 468.875082] ? __lock_acquire+0x62f/0x4c20 [ 468.879317] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 468.884414] ? __lock_acquire+0x62f/0x4c20 [ 468.888642] ? should_fail+0x22d/0xd01 [ 468.892970] ? find_held_lock+0x36/0x1c0 [ 468.897041] ? mark_held_locks+0x130/0x130 [ 468.901275] ? mark_held_locks+0x130/0x130 [ 468.905501] ? zap_class+0x640/0x640 [ 468.909209] ? zap_class+0x640/0x640 [ 468.912927] ? print_usage_bug+0xc0/0xc0 [ 468.916982] ? do_raw_spin_unlock+0xa7/0x330 [ 468.921385] ? zap_class+0x640/0x640 [ 468.925097] ? print_usage_bug+0xc0/0xc0 [ 468.929157] ? wq_watchdog_touch+0x9c/0xfe [ 468.933391] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.938933] ? check_preemption_disabled+0x48/0x280 [ 468.943955] ? __lock_is_held+0xb5/0x140 [ 468.948019] __alloc_pages_nodemask+0xa80/0xde0 [ 468.952683] ? zap_class+0x640/0x640 [ 468.956397] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 468.961418] ? find_held_lock+0x36/0x1c0 [ 468.965483] ? ____cache_alloc_node+0x1c7/0x1e0 [ 468.970169] ? lock_downgrade+0x900/0x900 [ 468.974321] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.979857] cache_grow_begin+0xa5/0x8c0 [ 468.983927] ? do_raw_spin_unlock+0xa7/0x330 [ 468.988339] fallback_alloc+0x204/0x2e0 [ 468.992327] ____cache_alloc_node+0x1c7/0x1e0 [ 468.996825] kmem_cache_alloc_node+0xe3/0x730 [ 469.001315] ? ipv6_get_ifaddr+0x42e/0x620 [ 469.005553] __alloc_skb+0x119/0x770 [ 469.009260] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 469.014534] ? netdev_alloc_frag+0x1f0/0x1f0 [ 469.018939] ? lock_downgrade+0x900/0x900 [ 469.023089] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.028635] ? refcount_sub_and_test_checked+0x203/0x310 [ 469.034544] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 469.039992] ? addrconf_rs_timer+0x690/0x690 [ 469.044409] ndisc_alloc_skb+0x144/0x340 [ 469.048473] ndisc_send_rs+0x331/0x6e0 [ 469.052359] addrconf_rs_timer+0x314/0x690 [ 469.056593] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 469.060834] call_timer_fn+0x272/0x920 [ 469.064714] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 469.068946] ? process_timeout+0x40/0x40 [ 469.073011] ? __run_timers+0x7da/0xc70 [ 469.076985] ? _raw_spin_unlock_irq+0x27/0x80 [ 469.081495] ? _raw_spin_unlock_irq+0x27/0x80 [ 469.085983] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 469.090215] ? lockdep_hardirqs_on+0x296/0x5b0 [ 469.094795] ? trace_hardirqs_on+0xbd/0x310 [ 469.099113] ? kasan_check_read+0x11/0x20 [ 469.103253] ? __run_timers+0x7da/0xc70 [ 469.107223] ? trace_hardirqs_off_caller+0x310/0x310 [ 469.112323] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 469.116559] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 469.120791] __run_timers+0x7e5/0xc70 [ 469.124598] ? timer_fixup_init+0x70/0x70 [ 469.128744] ? _raw_spin_unlock_irq+0x27/0x80 [ 469.133234] ? _raw_spin_unlock_irq+0x27/0x80 [ 469.137724] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 469.142300] ? trace_hardirqs_on+0xbd/0x310 [ 469.146621] ? kasan_check_read+0x11/0x20 [ 469.150764] ? finish_task_switch+0x1f4/0x910 [ 469.155253] ? trace_hardirqs_off_caller+0x310/0x310 [ 469.160348] ? compat_start_thread+0x80/0x80 [ 469.164793] ? pvclock_read_flags+0x160/0x160 [ 469.169278] ? __switch_to_asm+0x34/0x70 [ 469.173334] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.178875] ? check_preemption_disabled+0x48/0x280 [ 469.183906] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 469.189612] ? rcu_pm_notify+0xc0/0xc0 [ 469.193496] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.199032] ? check_preemption_disabled+0x48/0x280 [ 469.204051] run_timer_softirq+0x52/0xb0 [ 469.208105] ? rcu_read_lock_sched_held+0x14f/0x180 [ 469.213123] __do_softirq+0x308/0xb7e [ 469.217013] ? trace_hardirqs_on_caller+0xc0/0x310 [ 469.221942] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 469.227037] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 469.232482] ? __schedule+0x973/0x21d0 [ 469.236369] ? schedule+0x108/0x460 [ 469.240007] ? trace_hardirqs_off+0xb8/0x310 [ 469.244411] ? smpboot_thread_fn+0x68b/0xa00 [ 469.248816] ? trace_hardirqs_on+0x310/0x310 [ 469.253224] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 469.258755] ? check_preemption_disabled+0x48/0x280 [ 469.263768] ? takeover_tasklets+0xa90/0xa90 [ 469.268289] run_ksoftirqd+0x5e/0x100 [ 469.272084] smpboot_thread_fn+0x68b/0xa00 [ 469.276320] ? sort_range+0x30/0x30 [ 469.279947] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 469.285050] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 469.290583] ? __kthread_parkme+0xfb/0x1a0 [ 469.294813] ? sort_range+0x30/0x30 [ 469.298432] kthread+0x35a/0x440 [ 469.301791] ? kthread_stop+0x900/0x900 [ 469.305762] ret_from_fork+0x3a/0x50 [ 469.309489] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 469.309558] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 469.316416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 469.316423] Call Trace: [ 469.322982] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 469.332242] dump_stack+0x244/0x39d [ 469.334799] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 469.345105] ? dump_stack_print_info.cold.1+0x20/0x20 [ 469.358546] warn_alloc.cold.116+0xb7/0x1bd [ 469.362870] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 469.367714] ? lock_downgrade+0x900/0x900 [ 469.371879] ? trace_hardirqs_off+0xb8/0x310 [ 469.376291] ? trace_hardirqs_off+0xb8/0x310 [ 469.380706] __alloc_pages_slowpath+0x26e8/0x2e10 [ 469.385568] ? warn_alloc+0x120/0x120 [ 469.389376] ? warn_alloc+0x120/0x120 [ 469.393175] ? warn_alloc+0x120/0x120 [ 469.396970] ? print_usage_bug+0xc0/0xc0 [ 469.401033] ? print_usage_bug+0xc0/0xc0 [ 469.405092] ? unwind_next_frame+0x3e/0x50 [ 469.409323] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 469.414865] ? should_fail+0x22d/0xd01 [ 469.418747] ? print_usage_bug+0xc0/0xc0 [ 469.422806] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 469.427904] ? __lock_acquire+0x62f/0x4c20 [ 469.432137] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 469.437234] ? __lock_acquire+0x62f/0x4c20 [ 469.441461] ? should_fail+0x22d/0xd01 [ 469.445359] ? mark_held_locks+0x130/0x130 [ 469.449594] ? mark_held_locks+0x130/0x130 [ 469.453832] ? zap_class+0x640/0x640 [ 469.457544] ? print_usage_bug+0xc0/0xc0 [ 469.461599] ? mark_held_locks+0x130/0x130 [ 469.465832] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.471376] ? check_preemption_disabled+0x48/0x280 [ 469.476395] ? __lock_is_held+0xb5/0x140 [ 469.480458] __alloc_pages_nodemask+0xa80/0xde0 [ 469.485124] ? zap_class+0x640/0x640 [ 469.488845] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 469.493885] ? find_held_lock+0x36/0x1c0 [ 469.497954] ? ____cache_alloc_node+0x1c7/0x1e0 [ 469.502620] ? lock_downgrade+0x900/0x900 [ 469.506769] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.512306] cache_grow_begin+0xa5/0x8c0 [ 469.516366] ? do_raw_spin_unlock+0xa7/0x330 [ 469.520776] fallback_alloc+0x204/0x2e0 [ 469.524754] ____cache_alloc_node+0x1c7/0x1e0 [ 469.529252] kmem_cache_alloc_node+0xe3/0x730 [ 469.533744] ? ipv6_get_ifaddr+0x42e/0x620 [ 469.537981] __alloc_skb+0x119/0x770 [ 469.541688] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 469.546962] ? netdev_alloc_frag+0x1f0/0x1f0 [ 469.551366] ? lock_downgrade+0x900/0x900 [ 469.555606] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.561134] ? refcount_sub_and_test_checked+0x203/0x310 [ 469.566580] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 469.572025] ? addrconf_rs_timer+0x690/0x690 [ 469.576455] ndisc_alloc_skb+0x144/0x340 [ 469.580514] ndisc_send_rs+0x331/0x6e0 [ 469.584399] addrconf_rs_timer+0x314/0x690 [ 469.588634] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 469.592877] call_timer_fn+0x272/0x920 [ 469.596757] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 469.600996] ? process_timeout+0x40/0x40 [ 469.605058] ? __run_timers+0x7da/0xc70 [ 469.609029] ? _raw_spin_unlock_irq+0x27/0x80 [ 469.613517] ? _raw_spin_unlock_irq+0x27/0x80 [ 469.618003] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 469.622230] ? lockdep_hardirqs_on+0x296/0x5b0 [ 469.626808] ? trace_hardirqs_on+0xbd/0x310 [ 469.631141] ? kasan_check_read+0x11/0x20 [ 469.635283] ? __run_timers+0x7da/0xc70 [ 469.639250] ? trace_hardirqs_off_caller+0x310/0x310 [ 469.644361] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 469.648591] __run_timers+0x7e5/0xc70 [ 469.652397] ? timer_fixup_init+0x70/0x70 [ 469.656535] ? compat_start_thread+0x80/0x80 [ 469.660944] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.666481] ? _raw_spin_unlock_irq+0x60/0x80 [ 469.670971] ? finish_task_switch+0x1f4/0x910 [ 469.675459] ? finish_task_switch+0x1b4/0x910 [ 469.679959] ? __switch_to_asm+0x34/0x70 [ 469.684018] ? preempt_notifier_register+0x200/0x200 [ 469.689116] ? __switch_to_asm+0x34/0x70 [ 469.693168] ? __switch_to_asm+0x40/0x70 [ 469.697220] ? __switch_to_asm+0x34/0x70 [ 469.701286] ? __switch_to_asm+0x40/0x70 [ 469.705342] ? __switch_to_asm+0x34/0x70 [ 469.709395] ? __switch_to_asm+0x40/0x70 [ 469.713450] ? __switch_to_asm+0x40/0x70 [ 469.717513] ? pvclock_read_flags+0x160/0x160 [ 469.722004] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.727535] ? check_preemption_disabled+0x48/0x280 [ 469.732555] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 469.738091] ? rcu_pm_notify+0xc0/0xc0 [ 469.741977] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.747513] ? check_preemption_disabled+0x48/0x280 [ 469.752536] run_timer_softirq+0x52/0xb0 [ 469.756593] ? rcu_read_lock_sched_held+0x14f/0x180 [ 469.761600] __do_softirq+0x308/0xb7e [ 469.765404] ? trace_hardirqs_on_caller+0xc0/0x310 [ 469.770339] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 469.775433] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 469.780885] ? schedule+0x108/0x460 [ 469.784506] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 469.789261] ? __schedule+0x21d0/0x21d0 [ 469.793233] ? trace_hardirqs_off+0xb8/0x310 [ 469.797637] ? smpboot_thread_fn+0x68b/0xa00 [ 469.802038] ? trace_hardirqs_on+0x310/0x310 [ 469.806442] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 469.811973] ? check_preemption_disabled+0x48/0x280 [ 469.816981] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.822511] ? takeover_tasklets+0xa90/0xa90 [ 469.826915] run_ksoftirqd+0x5e/0x100 [ 469.830710] smpboot_thread_fn+0x68b/0xa00 [ 469.834940] ? sort_range+0x30/0x30 [ 469.838567] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 469.843667] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 469.849197] ? __kthread_parkme+0xfb/0x1a0 [ 469.853430] ? sort_range+0x30/0x30 [ 469.857053] kthread+0x35a/0x440 [ 469.860416] ? kthread_stop+0x900/0x900 [ 469.864384] ret_from_fork+0x3a/0x50 [ 469.868103] warn_alloc_show_mem: 1 callbacks suppressed [ 469.868112] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 469.868114] Mem-Info: [ 469.868144] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 469.868144] active_file:19 inactive_file:27 isolated_file:4 [ 469.868144] unevictable:0 dirty:0 writeback:0 unstable:0 [ 469.868144] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 469.868144] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 469.868144] free:13757 free_pcp:1126 free_cma:0 [ 469.873466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 469.873473] Call Trace: [ 469.880310] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 469.882705] dump_stack+0x244/0x39d [ 469.915727] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 469.925078] ? dump_stack_print_info.cold.1+0x20/0x20 [ 469.927636] lowmem_reserve[]: 0 2818 6321 6321 [ 469.955303] warn_alloc.cold.116+0xb7/0x1bd [ 469.958906] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 469.985016] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 469.990166] lowmem_reserve[]: 0 0 3503 3503 [ 469.994746] ? lock_downgrade+0x900/0x900 [ 469.999040] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 470.026706] ? trace_hardirqs_off+0xb8/0x310 [ 470.031515] lowmem_reserve[]: 0 0 0 0 [ 470.035834] ? trace_hardirqs_off+0xb8/0x310 [ 470.039952] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 470.069708] __alloc_pages_slowpath+0x26e8/0x2e10 [ 470.074085] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 470.077899] ? warn_alloc+0x120/0x120 [ 470.082255] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 470.095771] ? print_usage_bug+0xc0/0xc0 [ 470.100588] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 470.115998] ? warn_alloc+0x120/0x120 [ 470.119774] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 470.134416] ? warn_alloc+0x120/0x120 [ 470.138445] 188 total pagecache pages [ 470.147266] ? print_usage_bug+0xc0/0xc0 [ 470.151044] 0 pages in swap cache [ 470.159602] ? print_usage_bug+0xc0/0xc0 [ 470.163376] Swap cache stats: add 0, delete 0, find 0/0 [ 470.167172] ? __lock_acquire+0x62f/0x4c20 [ 470.171201] Free swap = 0kB [ 470.174642] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 470.178669] Total swap = 0kB [ 470.184018] ? should_fail+0x22d/0xd01 [ 470.188220] 1965979 pages RAM [ 470.191228] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 470.196731] 0 pages HighMem/MovableOnly [ 470.196738] 342854 pages reserved [ 470.199744] ? __lock_acquire+0x62f/0x4c20 [ 470.203600] 0 pages cma reserved [ 470.206695] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 470.211835] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 470.215730] ? __lock_acquire+0x62f/0x4c20 [ 470.215745] ? should_fail+0x22d/0xd01 [ 470.219295] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 470.223393] ? find_held_lock+0x36/0x1c0 [ 470.226729] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 470.231822] ? mark_held_locks+0x130/0x130 [ 470.269577] ? mark_held_locks+0x130/0x130 [ 470.273810] ? zap_class+0x640/0x640 [ 470.277527] ? mark_held_locks+0xc7/0x130 [ 470.281666] ? do_raw_spin_unlock+0xa7/0x330 [ 470.286070] ? zap_class+0x640/0x640 [ 470.289788] ? print_usage_bug+0xc0/0xc0 [ 470.293852] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 470.299387] ? check_preemption_disabled+0x48/0x280 [ 470.304406] ? __lock_is_held+0xb5/0x140 [ 470.308467] __alloc_pages_nodemask+0xa80/0xde0 [ 470.313144] ? zap_class+0x640/0x640 [ 470.316855] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 470.321879] ? find_held_lock+0x36/0x1c0 [ 470.325943] ? ____cache_alloc_node+0x1c7/0x1e0 [ 470.330607] ? lock_downgrade+0x900/0x900 [ 470.334756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 470.340301] cache_grow_begin+0xa5/0x8c0 [ 470.344356] ? do_raw_spin_unlock+0xa7/0x330 [ 470.348779] fallback_alloc+0x204/0x2e0 [ 470.352754] ____cache_alloc_node+0x1c7/0x1e0 [ 470.357263] kmem_cache_alloc_node+0xe3/0x730 [ 470.361768] ? ipv6_get_ifaddr+0x42e/0x620 [ 470.366011] __alloc_skb+0x119/0x770 [ 470.369722] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 470.375000] ? netdev_alloc_frag+0x1f0/0x1f0 [ 470.379402] ? lock_downgrade+0x900/0x900 [ 470.383556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 470.389351] ? refcount_sub_and_test_checked+0x203/0x310 [ 470.394805] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 470.400251] ? addrconf_rs_timer+0x690/0x690 [ 470.404665] ndisc_alloc_skb+0x144/0x340 [ 470.408725] ndisc_send_rs+0x331/0x6e0 [ 470.412613] addrconf_rs_timer+0x314/0x690 [ 470.416846] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 470.421087] call_timer_fn+0x272/0x920 [ 470.424970] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 470.429199] ? process_timeout+0x40/0x40 [ 470.433264] ? __run_timers+0x7da/0xc70 [ 470.437235] ? _raw_spin_unlock_irq+0x27/0x80 [ 470.441724] ? _raw_spin_unlock_irq+0x27/0x80 [ 470.446219] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 470.450447] ? lockdep_hardirqs_on+0x296/0x5b0 [ 470.455028] ? trace_hardirqs_on+0xbd/0x310 [ 470.459344] ? kasan_check_read+0x11/0x20 [ 470.463487] ? __run_timers+0x7da/0xc70 [ 470.467459] ? trace_hardirqs_off_caller+0x310/0x310 [ 470.472559] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 470.476797] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 470.481023] __run_timers+0x7e5/0xc70 [ 470.484829] ? timer_fixup_init+0x70/0x70 [ 470.488975] ? _raw_spin_unlock_irq+0x27/0x80 [ 470.493467] ? _raw_spin_unlock_irq+0x27/0x80 [ 470.497955] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 470.502533] ? trace_hardirqs_on+0xbd/0x310 [ 470.506847] ? kasan_check_read+0x11/0x20 [ 470.510991] ? finish_task_switch+0x1f4/0x910 [ 470.515556] ? trace_hardirqs_off_caller+0x310/0x310 [ 470.520654] ? compat_start_thread+0x80/0x80 [ 470.525076] ? pvclock_read_flags+0x160/0x160 [ 470.529566] ? __switch_to_asm+0x34/0x70 [ 470.533626] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 470.539157] ? check_preemption_disabled+0x48/0x280 [ 470.544182] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 470.549718] ? rcu_pm_notify+0xc0/0xc0 [ 470.553613] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 470.559148] ? check_preemption_disabled+0x48/0x280 [ 470.564163] run_timer_softirq+0x52/0xb0 [ 470.568223] ? rcu_read_lock_sched_held+0x14f/0x180 [ 470.573234] __do_softirq+0x308/0xb7e [ 470.577040] ? trace_hardirqs_on_caller+0xc0/0x310 [ 470.581966] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 470.587065] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 470.592509] ? __schedule+0x973/0x21d0 [ 470.596403] ? schedule+0x108/0x460 [ 470.600040] ? trace_hardirqs_off+0xb8/0x310 [ 470.604448] ? smpboot_thread_fn+0x68b/0xa00 [ 470.608855] ? trace_hardirqs_on+0x310/0x310 [ 470.613258] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 470.618795] ? check_preemption_disabled+0x48/0x280 [ 470.623814] ? takeover_tasklets+0xa90/0xa90 [ 470.628222] run_ksoftirqd+0x5e/0x100 [ 470.632017] smpboot_thread_fn+0x68b/0xa00 [ 470.636251] ? sort_range+0x30/0x30 [ 470.639878] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 470.644978] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 470.650512] ? __kthread_parkme+0xfb/0x1a0 [ 470.654756] ? sort_range+0x30/0x30 [ 470.658377] kthread+0x35a/0x440 [ 470.661752] ? kthread_stop+0x900/0x900 [ 470.665725] ret_from_fork+0x3a/0x50 [ 470.669462] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 470.669528] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 470.676385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 470.682965] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 470.692368] Call Trace: [ 470.702833] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 470.705406] dump_stack+0x244/0x39d [ 470.713680] ? dump_stack_print_info.cold.1+0x20/0x20 [ 470.718880] warn_alloc.cold.116+0xb7/0x1bd [ 470.723199] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 470.728044] ? lock_downgrade+0x900/0x900 [ 470.732196] ? trace_hardirqs_off+0xb8/0x310 [ 470.736607] ? trace_hardirqs_off+0xb8/0x310 [ 470.741019] __alloc_pages_slowpath+0x26e8/0x2e10 [ 470.745887] ? warn_alloc+0x120/0x120 [ 470.749688] ? warn_alloc+0x120/0x120 [ 470.753488] ? warn_alloc+0x120/0x120 [ 470.757284] ? print_usage_bug+0xc0/0xc0 [ 470.761337] ? __alloc_pages_slowpath+0x26e8/0x2e10 [ 470.766353] ? print_usage_bug+0xc0/0xc0 [ 470.770412] ? __lock_acquire+0x62f/0x4c20 [ 470.774641] ? print_usage_bug+0xc0/0xc0 [ 470.778707] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 470.784250] ? should_fail+0x22d/0xd01 [ 470.788142] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 470.793245] ? __lock_acquire+0x62f/0x4c20 [ 470.797480] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 470.802576] ? __lock_acquire+0x62f/0x4c20 [ 470.806801] ? should_fail+0x22d/0xd01 [ 470.810681] ? print_usage_bug+0xc0/0xc0 [ 470.814754] ? mark_held_locks+0x130/0x130 [ 470.818992] ? mark_held_locks+0x130/0x130 [ 470.823238] ? zap_class+0x640/0x640 [ 470.826949] ? ret_from_fork+0x3a/0x50 [ 470.830832] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 470.836367] ? check_preemption_disabled+0x48/0x280 [ 470.841387] ? __lock_is_held+0xb5/0x140 [ 470.845451] __alloc_pages_nodemask+0xa80/0xde0 [ 470.850116] ? zap_class+0x640/0x640 [ 470.853829] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 470.858851] ? find_held_lock+0x36/0x1c0 [ 470.862913] ? ____cache_alloc_node+0x1c7/0x1e0 [ 470.867585] ? lock_downgrade+0x900/0x900 [ 470.871741] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 470.877278] cache_grow_begin+0xa5/0x8c0 [ 470.881332] ? do_raw_spin_unlock+0xa7/0x330 [ 470.885750] fallback_alloc+0x204/0x2e0 [ 470.889733] ____cache_alloc_node+0x1c7/0x1e0 [ 470.894564] kmem_cache_alloc_node+0xe3/0x730 [ 470.899054] ? mark_held_locks+0xc7/0x130 [ 470.903205] __alloc_skb+0x119/0x770 [ 470.906920] ? netdev_alloc_frag+0x1f0/0x1f0 [ 470.911327] ? do_raw_spin_trylock+0x270/0x270 [ 470.915903] ? kmem_cache_alloc_trace+0x353/0x750 [ 470.920751] ? queue_work_on+0x12c/0x1e0 [ 470.924836] ? switchdev_port_obj_del+0xdc/0x440 [ 470.929588] ? switchdev_trans_item_enqueue+0x260/0x260 [ 470.934953] ? __queue_work+0x671/0x1440 [ 470.939018] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 470.944035] __br_mdb_notify+0x4ff/0x15d0 [ 470.948189] ? __br_mdb_add+0x7f0/0x7f0 [ 470.952170] ? zap_class+0x640/0x640 [ 470.955892] ? br_multicast_group_expired+0x96/0x610 [ 470.961002] br_mdb_notify+0x310/0x410 [ 470.964886] ? br_mdb_dump+0x27b0/0x27b0 [ 470.968945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 470.974487] br_multicast_group_expired+0x1bc/0x610 [ 470.979516] ? br_mdb_free+0x80/0x80 [ 470.983241] call_timer_fn+0x272/0x920 [ 470.987128] ? br_mdb_free+0x80/0x80 [ 470.990835] ? process_timeout+0x40/0x40 [ 470.994897] ? __run_timers+0x7da/0xc70 [ 470.998868] ? _raw_spin_unlock_irq+0x27/0x80 [ 471.003357] ? _raw_spin_unlock_irq+0x27/0x80 [ 471.007850] ? br_mdb_free+0x80/0x80 [ 471.011562] ? lockdep_hardirqs_on+0x296/0x5b0 [ 471.016140] ? trace_hardirqs_on+0xbd/0x310 [ 471.020458] ? kasan_check_read+0x11/0x20 [ 471.024603] ? __run_timers+0x7da/0xc70 [ 471.028578] ? trace_hardirqs_off_caller+0x310/0x310 [ 471.033682] ? __queue_work+0x1440/0x1440 [ 471.037838] ? br_mdb_free+0x80/0x80 [ 471.041544] __run_timers+0x7e5/0xc70 [ 471.045347] ? timer_fixup_init+0x70/0x70 [ 471.049487] ? compat_start_thread+0x80/0x80 [ 471.053891] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.059432] ? _raw_spin_unlock_irq+0x60/0x80 [ 471.064426] ? finish_task_switch+0x1f4/0x910 [ 471.068913] ? finish_task_switch+0x1b4/0x910 [ 471.073401] ? __switch_to_asm+0x34/0x70 [ 471.077463] ? preempt_notifier_register+0x200/0x200 [ 471.082560] ? __switch_to_asm+0x34/0x70 [ 471.086615] ? __switch_to_asm+0x40/0x70 [ 471.090668] ? __switch_to_asm+0x34/0x70 [ 471.094728] ? __switch_to_asm+0x40/0x70 [ 471.098781] ? __switch_to_asm+0x34/0x70 [ 471.102834] ? __switch_to_asm+0x40/0x70 [ 471.106885] ? __switch_to_asm+0x40/0x70 [ 471.110950] ? pvclock_read_flags+0x160/0x160 [ 471.115450] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.120985] ? check_preemption_disabled+0x48/0x280 [ 471.126007] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 471.131538] ? rcu_pm_notify+0xc0/0xc0 [ 471.135421] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.140956] ? check_preemption_disabled+0x48/0x280 [ 471.145977] run_timer_softirq+0x52/0xb0 [ 471.150031] ? rcu_read_lock_sched_held+0x14f/0x180 [ 471.155043] __do_softirq+0x308/0xb7e [ 471.158843] ? trace_hardirqs_on_caller+0xc0/0x310 [ 471.163770] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 471.168867] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 471.174316] ? schedule+0x108/0x460 [ 471.177938] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 471.182695] ? __schedule+0x21d0/0x21d0 [ 471.186668] ? trace_hardirqs_off+0xb8/0x310 [ 471.191079] ? smpboot_thread_fn+0x68b/0xa00 [ 471.195484] ? trace_hardirqs_on+0x310/0x310 [ 471.199891] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 471.205425] ? check_preemption_disabled+0x48/0x280 [ 471.210435] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.215970] ? takeover_tasklets+0xa90/0xa90 [ 471.220378] run_ksoftirqd+0x5e/0x100 [ 471.224173] smpboot_thread_fn+0x68b/0xa00 [ 471.228412] ? sort_range+0x30/0x30 [ 471.232036] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 471.237135] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 471.242666] ? __kthread_parkme+0xfb/0x1a0 [ 471.246903] ? sort_range+0x30/0x30 [ 471.250524] kthread+0x35a/0x440 [ 471.253886] ? kthread_stop+0x900/0x900 [ 471.257857] ret_from_fork+0x3a/0x50 [ 471.261578] warn_alloc_show_mem: 1 callbacks suppressed [ 471.261587] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 471.261589] Mem-Info: [ 471.261620] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 471.261620] active_file:19 inactive_file:27 isolated_file:4 [ 471.261620] unevictable:0 dirty:0 writeback:0 unstable:0 [ 471.261620] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 471.261620] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 471.261620] free:13757 free_pcp:1126 free_cma:0 [ 471.266947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 471.266954] Call Trace: [ 471.273803] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 471.276197] dump_stack+0x244/0x39d [ 471.309219] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 471.318746] ? dump_stack_print_info.cold.1+0x20/0x20 [ 471.321301] lowmem_reserve[]: 0 2818 6321 6321 [ 471.348970] warn_alloc.cold.116+0xb7/0x1bd [ 471.352558] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 471.378658] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 471.383822] lowmem_reserve[]: 0 0 3503 3503 [ 471.388393] ? lock_downgrade+0x900/0x900 [ 471.392683] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 471.420354] ? trace_hardirqs_off+0xb8/0x310 [ 471.425164] lowmem_reserve[]: 0 0 0 0 [ 471.429478] ? trace_hardirqs_off+0xb8/0x310 [ 471.433594] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 471.462737] __alloc_pages_slowpath+0x26e8/0x2e10 [ 471.467110] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 471.470928] ? warn_alloc+0x120/0x120 [ 471.475288] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 471.488805] ? warn_alloc+0x120/0x120 [ 471.493623] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 471.509039] ? warn_alloc+0x120/0x120 [ 471.512816] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 471.527461] ? print_usage_bug+0xc0/0xc0 [ 471.531230] 188 total pagecache pages [ 471.540053] ? __alloc_pages_slowpath+0x26e8/0x2e10 [ 471.543833] 0 pages in swap cache [ 471.552392] ? print_usage_bug+0xc0/0xc0 [ 471.556428] Swap cache stats: add 0, delete 0, find 0/0 [ 471.560214] ? print_usage_bug+0xc0/0xc0 [ 471.565198] Free swap = 0kB [ 471.565205] Total swap = 0kB [ 471.568650] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 471.572688] 1965979 pages RAM [ 471.578037] ? should_fail+0x22d/0xd01 [ 471.582066] 0 pages HighMem/MovableOnly [ 471.585071] ? mark_held_locks+0x130/0x130 [ 471.588053] 342854 pages reserved [ 471.588060] 0 pages cma reserved [ 471.593590] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 471.596804] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 471.600547] ? __lock_acquire+0x62f/0x4c20 [ 471.604496] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 471.608722] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 471.644830] ? __lock_acquire+0x62f/0x4c20 [ 471.649057] ? should_fail+0x22d/0xd01 [ 471.652937] ? print_usage_bug+0xc0/0xc0 [ 471.657002] ? mark_held_locks+0x130/0x130 [ 471.661238] ? mark_held_locks+0x130/0x130 [ 471.665476] ? zap_class+0x640/0x640 [ 471.669182] ? ret_from_fork+0x3a/0x50 [ 471.673070] ? zap_class+0x640/0x640 [ 471.676780] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.682573] ? check_preemption_disabled+0x48/0x280 [ 471.687594] ? __lock_is_held+0xb5/0x140 [ 471.691673] __alloc_pages_nodemask+0xa80/0xde0 [ 471.696337] ? zap_class+0x640/0x640 [ 471.700049] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 471.705072] ? find_held_lock+0x36/0x1c0 [ 471.709146] ? ____cache_alloc_node+0x1c7/0x1e0 [ 471.713811] ? lock_downgrade+0x900/0x900 [ 471.717963] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.723499] cache_grow_begin+0xa5/0x8c0 [ 471.727557] ? do_raw_spin_unlock+0xa7/0x330 [ 471.731967] fallback_alloc+0x204/0x2e0 [ 471.735942] ____cache_alloc_node+0x1c7/0x1e0 [ 471.740438] kmem_cache_alloc_node+0xe3/0x730 [ 471.744927] ? mark_held_locks+0xc7/0x130 [ 471.749165] __alloc_skb+0x119/0x770 [ 471.752877] ? netdev_alloc_frag+0x1f0/0x1f0 [ 471.757282] ? do_raw_spin_trylock+0x270/0x270 [ 471.761859] ? kmem_cache_alloc_trace+0x353/0x750 [ 471.766702] ? queue_work_on+0x12c/0x1e0 [ 471.770765] ? switchdev_port_obj_del+0xdc/0x440 [ 471.775517] ? switchdev_trans_item_enqueue+0x260/0x260 [ 471.780874] ? mod_timer+0x631/0x1560 [ 471.784672] ? wake_up_klogd+0x180/0x180 [ 471.788728] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 471.793748] __br_mdb_notify+0x4ff/0x15d0 [ 471.797905] ? __br_mdb_add+0x7f0/0x7f0 [ 471.801873] ? trace_hardirqs_off_caller+0x310/0x310 [ 471.806978] ? zap_class+0x640/0x640 [ 471.810693] ? br_multicast_group_expired+0x96/0x610 [ 471.815797] br_mdb_notify+0x310/0x410 [ 471.819686] ? br_mdb_dump+0x27b0/0x27b0 [ 471.823745] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.829285] br_multicast_group_expired+0x1bc/0x610 [ 471.834301] ? br_mdb_free+0x80/0x80 [ 471.838019] call_timer_fn+0x272/0x920 [ 471.841903] ? br_mdb_free+0x80/0x80 [ 471.845612] ? process_timeout+0x40/0x40 [ 471.849689] ? __run_timers+0x7da/0xc70 [ 471.853681] ? _raw_spin_unlock_irq+0x27/0x80 [ 471.858172] ? _raw_spin_unlock_irq+0x27/0x80 [ 471.862661] ? br_mdb_free+0x80/0x80 [ 471.866373] ? lockdep_hardirqs_on+0x296/0x5b0 [ 471.870950] ? trace_hardirqs_on+0xbd/0x310 [ 471.875264] ? kasan_check_read+0x11/0x20 [ 471.879406] ? __run_timers+0x7da/0xc70 [ 471.883376] ? trace_hardirqs_off_caller+0x310/0x310 [ 471.888480] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 471.893211] ? br_mdb_free+0x80/0x80 [ 471.896916] __run_timers+0x7e5/0xc70 [ 471.900721] ? timer_fixup_init+0x70/0x70 [ 471.904865] ? _raw_spin_unlock_irq+0x27/0x80 [ 471.909356] ? _raw_spin_unlock_irq+0x27/0x80 [ 471.913851] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 471.918428] ? trace_hardirqs_on+0xbd/0x310 [ 471.922742] ? kasan_check_read+0x11/0x20 [ 471.926889] ? finish_task_switch+0x1f4/0x910 [ 471.931380] ? trace_hardirqs_off_caller+0x310/0x310 [ 471.936482] ? compat_start_thread+0x80/0x80 [ 471.940905] ? pvclock_read_flags+0x160/0x160 [ 471.945392] ? __switch_to_asm+0x34/0x70 [ 471.949451] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.954982] ? check_preemption_disabled+0x48/0x280 [ 471.960002] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 471.965534] ? rcu_pm_notify+0xc0/0xc0 [ 471.969419] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.974951] ? check_preemption_disabled+0x48/0x280 [ 471.979964] run_timer_softirq+0x52/0xb0 [ 471.984017] ? rcu_read_lock_sched_held+0x14f/0x180 [ 471.989029] __do_softirq+0x308/0xb7e [ 471.992827] ? trace_hardirqs_on_caller+0xc0/0x310 [ 471.997753] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 472.002948] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 472.008396] ? __schedule+0x973/0x21d0 [ 472.012283] ? schedule+0x108/0x460 [ 472.015914] ? trace_hardirqs_off+0xb8/0x310 [ 472.020320] ? smpboot_thread_fn+0x68b/0xa00 [ 472.024727] ? trace_hardirqs_on+0x310/0x310 [ 472.029129] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 472.034673] ? check_preemption_disabled+0x48/0x280 [ 472.039691] ? takeover_tasklets+0xa90/0xa90 [ 472.044100] run_ksoftirqd+0x5e/0x100 [ 472.047898] smpboot_thread_fn+0x68b/0xa00 [ 472.052134] ? sort_range+0x30/0x30 [ 472.055762] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 472.061560] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 472.067098] ? __kthread_parkme+0xfb/0x1a0 [ 472.071333] ? sort_range+0x30/0x30 [ 472.074959] kthread+0x35a/0x440 [ 472.078323] ? kthread_stop+0x900/0x900 [ 472.082297] ret_from_fork+0x3a/0x50 [ 472.086022] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 472.086059] rcu: INFO: rcu_preempt self-detected stall on CPU [ 472.092940] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 472.092947] Call Trace: [ 472.099040] rcu: 0-...!: (157 ticks this GP) idle=206/1/0x4000000000000002 softirq=14517/14517 fqs=1 [ 472.108155] dump_stack+0x244/0x39d [ 472.108173] ? dump_stack_print_info.cold.1+0x20/0x20 [ 472.108200] warn_alloc.cold.116+0xb7/0x1bd [ 472.108217] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 472.108235] ? lock_downgrade+0x900/0x900 [ 472.108258] ? trace_hardirqs_off+0xb8/0x310 [ 472.110981] rcu: (t=10609 jiffies g=17497 q=955) [ 472.120418] ? trace_hardirqs_off+0xb8/0x310 [ 472.124021] rcu: rcu_preempt kthread starved for 10553 jiffies! g17497 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 472.129196] __alloc_pages_slowpath+0x26e8/0x2e10 [ 472.133483] rcu: RCU grace-period kthread stack dump: [ 472.138337] ? warn_alloc+0x120/0x120 [ 472.142434] rcu_preempt R running task 23000 10 2 0x80000000 [ 472.146834] ? warn_alloc+0x120/0x120 [ 472.151732] Call Trace: [ 472.156138] ? warn_alloc+0x120/0x120 [ 472.166620] __schedule+0x8cf/0x21d0 [ 472.171433] ? print_usage_bug+0xc0/0xc0 [ 472.176618] ? __sched_text_start+0x8/0x8 [ 472.180390] ? __alloc_pages_slowpath+0x26e8/0x2e10 [ 472.187561] ? add_timer_on+0xa20/0xa20 [ 472.191337] ? print_usage_bug+0xc0/0xc0 [ 472.193904] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 472.197690] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 472.201379] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 472.205418] ? should_fail+0x22d/0xd01 [ 472.209546] ? trace_hardirqs_on+0xbd/0x310 [ 472.214543] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 472.218498] ? kasan_check_read+0x11/0x20 [ 472.222536] ? __lock_acquire+0x62f/0x4c20 [ 472.227626] ? prepare_to_swait_event+0x25a/0x800 [ 472.233144] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 472.238228] ? trace_hardirqs_off_caller+0x310/0x310 [ 472.242092] ? __lock_acquire+0x62f/0x4c20 [ 472.246393] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 472.251475] ? should_fail+0x22d/0xd01 [ 472.251500] ? mark_held_locks+0x130/0x130 [ 472.255636] schedule+0xfe/0x460 [ 472.259865] ? mark_held_locks+0x130/0x130 [ 472.264696] ? __schedule+0x21d0/0x21d0 [ 472.269787] ? zap_class+0x640/0x640 [ 472.274865] ? prepare_to_swait_event+0x25a/0x800 [ 472.279075] ? ret_from_fork+0x3a/0x50 [ 472.284162] ? __init_swait_queue_head+0x150/0x150 [ 472.288024] ? __save_stack_trace+0x7d/0xf0 [ 472.292238] ? __lockdep_init_map+0x105/0x590 [ 472.295583] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.299808] ? lockdep_init_map+0x9/0x10 [ 472.303764] ? check_preemption_disabled+0x48/0x280 [ 472.307461] schedule_timeout+0x140/0x260 [ 472.312284] ? __lock_is_held+0xb5/0x140 [ 472.316144] ? usleep_range+0x1a0/0x1a0 [ 472.321054] __alloc_pages_nodemask+0xa80/0xde0 [ 472.325355] ? __next_timer_interrupt+0x1a0/0x1a0 [ 472.329830] ? zap_class+0x640/0x640 [ 472.335357] rcu_gp_fqs_loop+0x762/0xa80 [ 472.339390] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 472.344389] ? rcu_gp_fqs_check_wake+0x170/0x170 [ 472.348522] ? find_held_lock+0x36/0x1c0 [ 472.352555] ? trace_hardirqs_off_caller+0x310/0x310 [ 472.356515] ? ____cache_alloc_node+0x1c7/0x1e0 [ 472.361160] ? perf_trace_sched_process_exec+0x860/0x860 [ 472.365979] ? lock_downgrade+0x900/0x900 [ 472.369671] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.373719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.378719] ? rcu_gp_init+0x90b/0x1260 [ 472.383452] cache_grow_begin+0xa5/0x8c0 [ 472.387497] ? dump_blkd_tasks.isra.48+0xe0/0xe0 [ 472.392576] ? do_raw_spin_unlock+0xa7/0x330 [ 472.397227] ? rcu_accelerate_cbs+0x562/0xae0 [ 472.397243] ? zap_class+0x640/0x640 [ 472.402678] fallback_alloc+0x204/0x2e0 [ 472.406881] ? zap_class+0x640/0x640 [ 472.412403] ____cache_alloc_node+0x1c7/0x1e0 [ 472.417936] ? __lock_is_held+0xb5/0x140 [ 472.421890] kmem_cache_alloc_node+0xe3/0x730 [ 472.425932] ? __lock_is_held+0xb5/0x140 [ 472.430663] ? mark_held_locks+0xc7/0x130 [ 472.435054] ? zap_class+0x640/0x640 [ 472.439535] __alloc_skb+0x119/0x770 [ 472.443230] ? rcu_accelerate_cbs+0x562/0xae0 [ 472.447184] ? netdev_alloc_frag+0x1f0/0x1f0 [ 472.450886] ? find_held_lock+0x36/0x1c0 [ 472.455354] ? do_raw_spin_trylock+0x270/0x270 [ 472.459403] ? rcu_gp_kthread+0x8cf/0xc70 [ 472.463872] ? kmem_cache_alloc_trace+0x353/0x750 [ 472.467913] ? _raw_spin_unlock_irq+0x27/0x80 [ 472.472036] ? queue_work_on+0x12c/0x1e0 [ 472.475725] ? _raw_spin_unlock_irq+0x27/0x80 [ 472.479422] ? switchdev_port_obj_del+0xdc/0x440 [ 472.483894] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 472.488278] ? switchdev_trans_item_enqueue+0x260/0x260 [ 472.492317] ? trace_hardirqs_on+0xbd/0x310 [ 472.496878] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 472.501004] ? kasan_check_read+0x11/0x20 [ 472.505831] __br_mdb_notify+0x4ff/0x15d0 [ 472.510303] ? trace_hardirqs_off_caller+0x310/0x310 [ 472.514352] ? __br_mdb_add+0x7f0/0x7f0 [ 472.518817] ? perf_trace_sched_process_exec+0x860/0x860 [ 472.523558] ? zap_class+0x640/0x640 [ 472.528115] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.533464] ? br_multicast_group_expired+0x96/0x610 [ 472.537770] rcu_gp_kthread+0x341/0xc70 [ 472.542761] ? lock_downgrade+0x900/0x900 [ 472.546893] ? rcu_gp_init+0x1260/0x1260 [ 472.551020] br_mdb_notify+0x310/0x410 [ 472.556101] ? mark_held_locks+0x130/0x130 [ 472.560055] ? br_mdb_dump+0x27b0/0x27b0 [ 472.565483] ? __schedule+0x168a/0x21d0 [ 472.569181] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.574697] ? _raw_spin_unlock_irq+0x27/0x80 [ 472.579784] br_multicast_group_expired+0x1bc/0x610 [ 472.583735] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 472.587860] ? br_mdb_free+0x80/0x80 [ 472.591899] ? trace_hardirqs_on+0xbd/0x310 [ 472.595772] call_timer_fn+0x272/0x920 [ 472.599978] ? kasan_check_read+0x11/0x20 [ 472.604020] ? br_mdb_free+0x80/0x80 [ 472.607974] ? __schedule+0x168a/0x21d0 [ 472.613489] ? process_timeout+0x40/0x40 [ 472.617965] ? trace_hardirqs_off_caller+0x310/0x310 [ 472.622963] ? __run_timers+0x7da/0xc70 [ 472.627518] ? lock_pin_lock+0x350/0x350 [ 472.631213] ? _raw_spin_unlock_irq+0x27/0x80 [ 472.635520] ? _raw_spin_unlock_irq+0x60/0x80 [ 472.639381] ? _raw_spin_unlock_irq+0x27/0x80 [ 472.643506] ? __schedule+0x168a/0x21d0 [ 472.647199] ? br_mdb_free+0x80/0x80 [ 472.651147] ? __switch_to_asm+0x40/0x70 [ 472.655188] ? lockdep_hardirqs_on+0x296/0x5b0 [ 472.660270] ? __switch_to_asm+0x40/0x70 [ 472.664226] ? trace_hardirqs_on+0xbd/0x310 [ 472.668271] ? show_schedstat+0x721/0xf30 [ 472.672743] ? kasan_check_read+0x11/0x20 [ 472.677221] ? __sched_text_start+0x8/0x8 [ 472.681787] ? __run_timers+0x7da/0xc70 [ 472.685748] ? find_held_lock+0x36/0x1c0 [ 472.689437] ? trace_hardirqs_off_caller+0x310/0x310 [ 472.693481] ? __kthread_parkme+0xce/0x1a0 [ 472.698045] ? br_mdb_free+0x80/0x80 [ 472.702081] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 472.706378] __run_timers+0x7e5/0xc70 [ 472.710508] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 472.714642] ? timer_fixup_init+0x70/0x70 [ 472.718763] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 472.722716] ? compat_start_thread+0x80/0x80 [ 472.726756] ? trace_hardirqs_on+0xbd/0x310 [ 472.731836] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.736045] ? kasan_check_read+0x11/0x20 [ 472.739744] ? _raw_spin_unlock_irq+0x60/0x80 [ 472.744826] ? __kthread_parkme+0xce/0x1a0 [ 472.748607] ? finish_task_switch+0x1f4/0x910 [ 472.753689] ? trace_hardirqs_off_caller+0x310/0x310 [ 472.757812] ? finish_task_switch+0x1b4/0x910 [ 472.762387] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 472.766763] ? __switch_to_asm+0x34/0x70 [ 472.771072] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 472.776590] ? preempt_notifier_register+0x200/0x200 [ 472.780715] ? __kthread_parkme+0xfb/0x1a0 [ 472.785186] ? __switch_to_asm+0x34/0x70 [ 472.789403] ? rcu_gp_init+0x1260/0x1260 [ 472.793872] ? __switch_to_asm+0x40/0x70 [ 472.798952] kthread+0x35a/0x440 [ 472.803421] ? __switch_to_asm+0x34/0x70 [ 472.808505] ? kthread_stop+0x900/0x900 [ 472.812552] ? __switch_to_asm+0x40/0x70 [ 472.818069] ret_from_fork+0x3a/0x50 [ 472.823153] ? __switch_to_asm+0x34/0x70 [ 472.827383] NMI backtrace for cpu 0 [ 472.831411] ? __switch_to_asm+0x40/0x70 [ 472.870336] ? __switch_to_asm+0x40/0x70 [ 472.874401] ? pvclock_read_flags+0x160/0x160 [ 472.878893] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.884428] ? check_preemption_disabled+0x48/0x280 [ 472.889460] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 472.895377] ? rcu_pm_notify+0xc0/0xc0 [ 472.899265] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.904807] ? check_preemption_disabled+0x48/0x280 [ 472.909823] run_timer_softirq+0x52/0xb0 [ 472.913878] ? rcu_read_lock_sched_held+0x14f/0x180 [ 472.918891] __do_softirq+0x308/0xb7e [ 472.922689] ? trace_hardirqs_on_caller+0xc0/0x310 [ 472.927617] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 472.932715] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 472.938170] ? schedule+0x108/0x460 [ 472.941794] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 472.946552] ? __schedule+0x21d0/0x21d0 [ 472.950536] ? trace_hardirqs_off+0xb8/0x310 [ 472.954943] ? smpboot_thread_fn+0x68b/0xa00 [ 472.959348] ? trace_hardirqs_on+0x310/0x310 [ 472.963753] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 472.969284] ? check_preemption_disabled+0x48/0x280 [ 472.974291] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.979825] ? takeover_tasklets+0xa90/0xa90 [ 472.984228] run_ksoftirqd+0x5e/0x100 [ 472.988020] smpboot_thread_fn+0x68b/0xa00 [ 472.992259] ? sort_range+0x30/0x30 [ 472.995882] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 473.000983] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 473.006539] ? __kthread_parkme+0xfb/0x1a0 [ 473.010771] ? sort_range+0x30/0x30 [ 473.014391] kthread+0x35a/0x440 [ 473.018075] ? kthread_stop+0x900/0x900 [ 473.022050] ret_from_fork+0x3a/0x50 [ 473.025778] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 473.025782] warn_alloc_show_mem: 1 callbacks suppressed [ 473.025788] Mem-Info: [ 473.032610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 473.032617] Call Trace: [ 473.037984] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 473.037984] active_file:19 inactive_file:27 isolated_file:4 [ 473.037984] unevictable:0 dirty:0 writeback:0 unstable:0 [ 473.037984] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 473.037984] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 473.037984] free:13757 free_pcp:1126 free_cma:0 [ 473.040352] [ 473.049707] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 473.052278] dump_stack+0x244/0x39d [ 473.085212] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 473.087357] ? dump_stack_print_info.cold.1+0x20/0x20 [ 473.114989] lowmem_reserve[]: 0 2818 6321 6321 [ 473.118617] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.144693] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 473.149875] ? do_raw_spin_lock+0x14f/0x350 [ 473.154419] lowmem_reserve[]: 0 0 3503 3503 [ 473.159954] nmi_cpu_backtrace.cold.2+0x5c/0xa1 [ 473.187596] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 473.191912] ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f [ 473.196201] lowmem_reserve[]: 0 0 0 0 [ 473.200855] nmi_trigger_cpumask_backtrace+0x1e8/0x22a [ 473.229973] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 473.235157] arch_trigger_cpumask_backtrace+0x14/0x20 [ 473.238922] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 473.244197] rcu_dump_cpu_stacks+0x16f/0x1bc [ 473.257688] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 473.262876] print_cpu_stall.cold.67+0x1f3/0x3c7 [ 473.278281] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 473.282675] ? print_other_cpu_stall+0x160/0x160 [ 473.297299] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 473.302041] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.310844] 188 total pagecache pages [ 473.315584] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.324134] 0 pages in swap cache [ 473.329649] ? do_trace_rcu_torture_read+0x10/0x10 [ 473.333423] Swap cache stats: add 0, delete 0, find 0/0 [ 473.338947] ? rcu_preempt_need_deferred_qs+0x74/0x1f0 [ 473.342368] Free swap = 0kB [ 473.347283] ? __lock_is_held+0xb5/0x140 [ 473.352618] Total swap = 0kB [ 473.357885] ? __rcu_read_lock+0x50/0x50 [ 473.360878] 1965979 pages RAM [ 473.364927] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.367909] 0 pages HighMem/MovableOnly [ 473.367917] 342854 pages reserved [ 473.371964] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.375038] 0 pages cma reserved [ 473.380562] ? check_preemption_disabled+0x48/0x280 [ 473.384654] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 473.387953] rcu_check_callbacks+0xf3b/0x13f0 [ 473.393460] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 473.396818] ? rcutree_dead_cpu+0x10/0x10 [ 473.425356] ? lock_downgrade+0x900/0x900 [ 473.429512] ? lock_release+0x930/0xa00 [ 473.433483] ? zap_class+0x640/0x640 [ 473.437208] ? zap_class+0x640/0x640 [ 473.440919] ? zap_class+0x640/0x640 [ 473.444631] ? zap_class+0x640/0x640 [ 473.448338] ? find_held_lock+0x36/0x1c0 [ 473.452405] ? cpuacct_account_field+0x219/0x3d0 [ 473.457157] ? zap_class+0x640/0x640 [ 473.460870] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.466400] ? check_preemption_disabled+0x48/0x280 [ 473.471417] ? trace_hardirqs_off+0xb8/0x310 [ 473.475823] ? __lock_is_held+0xb5/0x140 [ 473.479889] ? trace_hardirqs_on+0x310/0x310 [ 473.484295] ? check_preemption_disabled+0x48/0x280 [ 473.489315] ? raise_softirq+0x199/0x420 [ 473.493374] ? raise_softirq_irqoff+0x2e0/0x2e0 [ 473.498038] ? account_system_index_time+0x333/0x5d0 [ 473.503135] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.508666] ? check_preemption_disabled+0x48/0x280 [ 473.513685] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 473.519216] ? hrtimer_run_queues+0x9a/0x400 [ 473.523621] ? run_local_timers+0x19b/0x230 [ 473.527935] ? timer_clear_idle+0x90/0x90 [ 473.532079] ? irqtime_account_process_tick.isra.6+0x38e/0x490 [ 473.538053] ? account_process_tick+0x282/0x350 [ 473.542722] update_process_times+0x2d/0x70 [ 473.547038] tick_sched_handle+0x9f/0x180 [ 473.551180] tick_sched_timer+0x45/0x130 [ 473.555242] __hrtimer_run_queues+0x41c/0x10d0 [ 473.559829] ? tick_sched_do_timer+0x1a0/0x1a0 [ 473.564413] ? hrtimer_start_range_ns+0xe00/0xe00 [ 473.569270] ? pvclock_read_flags+0x160/0x160 [ 473.573761] ? trace_hardirqs_on+0x310/0x310 [ 473.578171] ? kvm_clock_read+0x18/0x30 [ 473.582139] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 473.587155] ? ktime_get_update_offsets_now+0x3b3/0x540 [ 473.592535] ? do_timer+0x50/0x50 [ 473.595984] ? rwlock_bug.part.2+0x90/0x90 [ 473.600222] ? trace_hardirqs_on+0x310/0x310 [ 473.604625] ? rcu_softirq_qs+0x20/0x20 [ 473.608608] hrtimer_interrupt+0x313/0x780 [ 473.612855] smp_apic_timer_interrupt+0x1a1/0x760 [ 473.617694] ? smp_call_function_single_interrupt+0x650/0x650 [ 473.623574] ? interrupt_entry+0xb5/0xc0 [ 473.627640] ? trace_hardirqs_off_caller+0xbb/0x310 [ 473.632649] ? trace_hardirqs_off_caller+0xbb/0x310 [ 473.637662] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 473.642508] ? trace_hardirqs_on_caller+0x310/0x310 [ 473.647535] ? trace_hardirqs_on_caller+0x310/0x310 [ 473.652546] ? task_prio+0x50/0x50 [ 473.656082] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.661617] ? check_preemption_disabled+0x48/0x280 [ 473.666631] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 473.671486] apic_timer_interrupt+0xf/0x20 [ 473.675714] [ 473.677953] RIP: 0010:kmem_cache_alloc_node+0x247/0x730 [ 473.683312] Code: 3f 7e 0f 85 32 ff ff ff e8 75 1d 3e ff e9 28 ff ff ff e8 ec 52 c3 ff 48 83 3d f4 9b 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 bf fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 52 58 [ 473.702207] RSP: 0000:ffff8801d9aff230 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 473.709908] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1003b35e161 [ 473.717182] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286 [ 473.724444] RBP: ffff8801d9aff2a0 R08: ffff8801d9af0b08 R09: 0000000000000002 [ 473.731715] R10: 0000000000000000 R11: ffff8801d9af0240 R12: ffff8801d9bee600 [ 473.738973] R13: ffff8801d9bee600 R14: 0000000000000000 R15: 0000000000000286 [ 473.746262] ? mark_held_locks+0xc7/0x130 [ 473.750415] __alloc_skb+0x119/0x770 [ 473.754128] ? netdev_alloc_frag+0x1f0/0x1f0 [ 473.758530] ? do_raw_spin_trylock+0x270/0x270 [ 473.763105] ? kmem_cache_alloc_trace+0x353/0x750 [ 473.767947] ? queue_work_on+0x12c/0x1e0 [ 473.772012] ? switchdev_port_obj_del+0xdc/0x440 [ 473.776762] ? switchdev_trans_item_enqueue+0x260/0x260 [ 473.782122] ? mod_timer+0x631/0x1560 [ 473.785917] ? wake_up_klogd+0x180/0x180 [ 473.789973] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 473.794991] __br_mdb_notify+0x4ff/0x15d0 [ 473.799146] ? __br_mdb_add+0x7f0/0x7f0 [ 473.803117] ? trace_hardirqs_off_caller+0x310/0x310 [ 473.808223] ? zap_class+0x640/0x640 [ 473.811937] ? br_multicast_group_expired+0x96/0x610 [ 473.817041] br_mdb_notify+0x310/0x410 [ 473.820929] ? br_mdb_dump+0x27b0/0x27b0 [ 473.824990] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.830534] br_multicast_group_expired+0x1bc/0x610 [ 473.835553] ? br_mdb_free+0x80/0x80 [ 473.839272] call_timer_fn+0x272/0x920 [ 473.843152] ? br_mdb_free+0x80/0x80 [ 473.846862] ? process_timeout+0x40/0x40 [ 473.850922] ? __run_timers+0x7da/0xc70 [ 473.854896] ? _raw_spin_unlock_irq+0x27/0x80 [ 473.859389] ? _raw_spin_unlock_irq+0x27/0x80 [ 473.863878] ? br_mdb_free+0x80/0x80 [ 473.867589] ? lockdep_hardirqs_on+0x296/0x5b0 [ 473.872171] ? trace_hardirqs_on+0xbd/0x310 [ 473.876489] ? kasan_check_read+0x11/0x20 [ 473.880629] ? __run_timers+0x7da/0xc70 [ 473.884604] ? trace_hardirqs_off_caller+0x310/0x310 [ 473.889713] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 473.893946] ? br_mdb_free+0x80/0x80 [ 473.897655] __run_timers+0x7e5/0xc70 [ 473.901480] ? timer_fixup_init+0x70/0x70 [ 473.905625] ? _raw_spin_unlock_irq+0x27/0x80 [ 473.910123] ? _raw_spin_unlock_irq+0x27/0x80 [ 473.914618] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 473.919195] ? trace_hardirqs_on+0xbd/0x310 [ 473.923510] ? kasan_check_read+0x11/0x20 [ 473.927655] ? finish_task_switch+0x1f4/0x910 [ 473.932150] ? trace_hardirqs_off_caller+0x310/0x310 [ 473.937245] ? compat_start_thread+0x80/0x80 [ 473.941667] ? pvclock_read_flags+0x160/0x160 [ 473.946153] ? __switch_to_asm+0x34/0x70 [ 473.950210] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.955761] ? check_preemption_disabled+0x48/0x280 [ 473.960783] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 473.966314] ? rcu_pm_notify+0xc0/0xc0 [ 473.970200] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.975740] ? check_preemption_disabled+0x48/0x280 [ 473.980758] run_timer_softirq+0x52/0xb0 [ 473.984814] ? rcu_read_lock_sched_held+0x14f/0x180 [ 473.989826] __do_softirq+0x308/0xb7e [ 473.993631] ? trace_hardirqs_on_caller+0xc0/0x310 [ 473.998559] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 474.003659] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 474.009102] ? __schedule+0x973/0x21d0 [ 474.012988] ? schedule+0x108/0x460 [ 474.016629] ? trace_hardirqs_off+0xb8/0x310 [ 474.021034] ? smpboot_thread_fn+0x68b/0xa00 [ 474.025448] ? trace_hardirqs_on+0x310/0x310 [ 474.029855] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 474.035399] ? check_preemption_disabled+0x48/0x280 [ 474.040410] ? takeover_tasklets+0xa90/0xa90 [ 474.044829] run_ksoftirqd+0x5e/0x100 [ 474.048623] smpboot_thread_fn+0x68b/0xa00 [ 474.052856] ? sort_range+0x30/0x30 [ 474.056487] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 474.062242] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 474.067775] ? __kthread_parkme+0xfb/0x1a0 [ 474.072006] ? sort_range+0x30/0x30 [ 474.075627] kthread+0x35a/0x440 [ 474.078991] ? kthread_stop+0x900/0x900 [ 474.082966] ret_from_fork+0x3a/0x50 [ 474.086690] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 474.087079] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 474.093614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 474.103902] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 474.113232] Call Trace: [ 474.120466] dump_stack+0x244/0x39d [ 474.124096] ? dump_stack_print_info.cold.1+0x20/0x20 [ 474.129290] warn_alloc.cold.116+0xb7/0x1bd [ 474.133609] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 474.138456] ? lock_downgrade+0x900/0x900 [ 474.142606] ? trace_hardirqs_off+0xb8/0x310 [ 474.147015] ? trace_hardirqs_off+0xb8/0x310 [ 474.151432] __alloc_pages_slowpath+0x26e8/0x2e10 [ 474.156296] ? warn_alloc+0x120/0x120 [ 474.160094] ? warn_alloc+0x120/0x120 [ 474.163896] ? warn_alloc+0x120/0x120 [ 474.167695] ? print_usage_bug+0xc0/0xc0 [ 474.171748] ? __alloc_pages_slowpath+0x26e8/0x2e10 [ 474.176765] ? print_usage_bug+0xc0/0xc0 [ 474.180830] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 474.186362] ? should_fail+0x22d/0xd01 [ 474.190248] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 474.195346] ? __lock_acquire+0x62f/0x4c20 [ 474.199580] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 474.204677] ? __lock_acquire+0x62f/0x4c20 [ 474.208908] ? should_fail+0x22d/0xd01 [ 474.212804] ? mark_held_locks+0x130/0x130 [ 474.217037] ? mark_held_locks+0x130/0x130 [ 474.221277] ? zap_class+0x640/0x640 [ 474.224983] ? ret_from_fork+0x3a/0x50 [ 474.228868] ? __save_stack_trace+0x7d/0xf0 [ 474.233190] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.238723] ? check_preemption_disabled+0x48/0x280 [ 474.243745] ? __lock_is_held+0xb5/0x140 [ 474.247807] __alloc_pages_nodemask+0xa80/0xde0 [ 474.252473] ? zap_class+0x640/0x640 [ 474.256195] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 474.261215] ? find_held_lock+0x36/0x1c0 [ 474.265280] ? ____cache_alloc_node+0x1c7/0x1e0 [ 474.270031] ? lock_downgrade+0x900/0x900 [ 474.274179] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.279715] cache_grow_begin+0xa5/0x8c0 [ 474.283768] ? do_raw_spin_unlock+0xa7/0x330 [ 474.288178] fallback_alloc+0x204/0x2e0 [ 474.292157] ____cache_alloc_node+0x1c7/0x1e0 [ 474.296653] kmem_cache_alloc_node+0xe3/0x730 [ 474.301144] ? mark_held_locks+0xc7/0x130 [ 474.305297] __alloc_skb+0x119/0x770 [ 474.309011] ? netdev_alloc_frag+0x1f0/0x1f0 [ 474.313417] ? do_raw_spin_trylock+0x270/0x270 [ 474.317993] ? kmem_cache_alloc_trace+0x353/0x750 [ 474.322834] ? queue_work_on+0x12c/0x1e0 [ 474.326897] ? switchdev_port_obj_del+0xdc/0x440 [ 474.331652] ? switchdev_trans_item_enqueue+0x260/0x260 [ 474.337017] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 474.342033] __br_mdb_notify+0x4ff/0x15d0 [ 474.346187] ? __br_mdb_add+0x7f0/0x7f0 [ 474.350163] ? zap_class+0x640/0x640 [ 474.353878] ? br_multicast_group_expired+0x96/0x610 [ 474.358978] ? lock_downgrade+0x900/0x900 [ 474.363128] br_mdb_notify+0x310/0x410 [ 474.367022] ? br_mdb_dump+0x27b0/0x27b0 [ 474.371085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.376628] br_multicast_group_expired+0x1bc/0x610 [ 474.381645] ? br_mdb_free+0x80/0x80 [ 474.385364] call_timer_fn+0x272/0x920 [ 474.389245] ? br_mdb_free+0x80/0x80 [ 474.392951] ? process_timeout+0x40/0x40 [ 474.397015] ? __run_timers+0x7da/0xc70 [ 474.400985] ? _raw_spin_unlock_irq+0x27/0x80 [ 474.405478] ? _raw_spin_unlock_irq+0x27/0x80 [ 474.409977] ? br_mdb_free+0x80/0x80 [ 474.413685] ? lockdep_hardirqs_on+0x296/0x5b0 [ 474.418266] ? trace_hardirqs_on+0xbd/0x310 [ 474.422581] ? kasan_check_read+0x11/0x20 [ 474.426720] ? __run_timers+0x7da/0xc70 [ 474.430688] ? trace_hardirqs_off_caller+0x310/0x310 [ 474.435797] ? br_mdb_free+0x80/0x80 [ 474.439501] __run_timers+0x7e5/0xc70 [ 474.443309] ? timer_fixup_init+0x70/0x70 [ 474.447455] ? compat_start_thread+0x80/0x80 [ 474.451862] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.457405] ? _raw_spin_unlock_irq+0x60/0x80 [ 474.461901] ? finish_task_switch+0x1f4/0x910 [ 474.466413] ? finish_task_switch+0x1b4/0x910 [ 474.470912] ? __switch_to_asm+0x34/0x70 [ 474.474971] ? preempt_notifier_register+0x200/0x200 [ 474.480068] ? __switch_to_asm+0x34/0x70 [ 474.484129] ? __switch_to_asm+0x40/0x70 [ 474.488186] ? __switch_to_asm+0x34/0x70 [ 474.492239] ? __switch_to_asm+0x40/0x70 [ 474.496297] ? __switch_to_asm+0x34/0x70 [ 474.500368] ? __switch_to_asm+0x40/0x70 [ 474.504429] ? __switch_to_asm+0x40/0x70 [ 474.508502] ? pvclock_read_flags+0x160/0x160 [ 474.512998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.518534] ? check_preemption_disabled+0x48/0x280 [ 474.523553] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 474.529088] ? rcu_pm_notify+0xc0/0xc0 [ 474.532971] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.538523] ? check_preemption_disabled+0x48/0x280 [ 474.543536] run_timer_softirq+0x52/0xb0 [ 474.547591] ? rcu_read_lock_sched_held+0x14f/0x180 [ 474.552603] __do_softirq+0x308/0xb7e [ 474.556409] ? trace_hardirqs_on_caller+0xc0/0x310 [ 474.561337] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 474.566454] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 474.571908] ? schedule+0x108/0x460 [ 474.575527] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 474.580281] ? __schedule+0x21d0/0x21d0 [ 474.584253] ? trace_hardirqs_off+0xb8/0x310 [ 474.588657] ? smpboot_thread_fn+0x68b/0xa00 [ 474.593059] ? trace_hardirqs_on+0x310/0x310 [ 474.597464] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 474.602998] ? check_preemption_disabled+0x48/0x280 [ 474.608006] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.613543] ? takeover_tasklets+0xa90/0xa90 [ 474.617954] run_ksoftirqd+0x5e/0x100 [ 474.621747] smpboot_thread_fn+0x68b/0xa00 [ 474.625983] ? sort_range+0x30/0x30 [ 474.629606] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 474.634717] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 474.640248] ? __kthread_parkme+0xfb/0x1a0 [ 474.644485] ? sort_range+0x30/0x30 [ 474.648107] kthread+0x35a/0x440 [ 474.651468] ? kthread_stop+0x900/0x900 [ 474.655438] ret_from_fork+0x3a/0x50 [ 474.659163] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 474.659165] Mem-Info: [ 474.659197] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 474.659197] active_file:19 inactive_file:27 isolated_file:4 [ 474.659197] unevictable:0 dirty:0 writeback:0 unstable:0 [ 474.659197] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 474.659197] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 474.659197] free:13757 free_pcp:1126 free_cma:0 [ 474.665996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 474.666003] Call Trace: [ 474.668439] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 474.701387] dump_stack+0x244/0x39d [ 474.710709] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 474.713290] ? dump_stack_print_info.cold.1+0x20/0x20 [ 474.740925] lowmem_reserve[]: 0 2818 6321 6321 [ 474.744561] warn_alloc.cold.116+0xb7/0x1bd [ 474.770635] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 474.775817] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 474.780379] lowmem_reserve[]: 0 0 3503 3503 [ 474.784698] ? lock_downgrade+0x900/0x900 [ 474.812335] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 474.817184] ? trace_hardirqs_off+0xb8/0x310 [ 474.821465] lowmem_reserve[]: 0 0 0 0 [ 474.825614] ? trace_hardirqs_off+0xb8/0x310 [ 474.854729] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 474.859135] __alloc_pages_slowpath+0x26e8/0x2e10 [ 474.862902] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 474.867327] ? warn_alloc+0x120/0x120 [ 474.880795] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 474.885642] ? warn_alloc+0x120/0x120 [ 474.901474] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 474.905271] ? warn_alloc+0x120/0x120 [ 474.919895] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 474.923683] ? print_usage_bug+0xc0/0xc0 [ 474.932486] 188 total pagecache pages [ 474.936273] ? __alloc_pages_slowpath+0x26e8/0x2e10 [ 474.944821] 0 pages in swap cache [ 474.948864] ? print_usage_bug+0xc0/0xc0 [ 474.952640] Swap cache stats: add 0, delete 0, find 0/0 [ 474.957660] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 474.961086] Free swap = 0kB [ 474.965132] ? should_fail+0x22d/0xd01 [ 474.970466] Total swap = 0kB [ 474.975989] ? mark_held_locks+0x130/0x130 [ 474.978981] 1965979 pages RAM [ 474.982857] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 474.985852] 0 pages HighMem/MovableOnly [ 474.990078] ? __lock_acquire+0x62f/0x4c20 [ 474.993158] 342854 pages reserved [ 474.998250] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 475.002192] 0 pages cma reserved [ 475.006413] ? __lock_acquire+0x62f/0x4c20 [ 475.009985] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 475.014926] ? should_fail+0x22d/0xd01 [ 475.018265] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 475.023316] ? mark_held_locks+0x130/0x130 [ 475.046347] ? mark_held_locks+0x130/0x130 [ 475.050765] ? zap_class+0x640/0x640 [ 475.054472] ? ret_from_fork+0x3a/0x50 [ 475.058370] ? __save_stack_trace+0x7d/0xf0 [ 475.062692] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.068225] ? check_preemption_disabled+0x48/0x280 [ 475.073244] ? __lock_is_held+0xb5/0x140 [ 475.077304] __alloc_pages_nodemask+0xa80/0xde0 [ 475.081966] ? zap_class+0x640/0x640 [ 475.085676] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 475.090698] ? find_held_lock+0x36/0x1c0 [ 475.094770] ? ____cache_alloc_node+0x1c7/0x1e0 [ 475.099438] ? lock_downgrade+0x900/0x900 [ 475.103595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.109129] cache_grow_begin+0xa5/0x8c0 [ 475.113186] ? do_raw_spin_unlock+0xa7/0x330 [ 475.117598] fallback_alloc+0x204/0x2e0 [ 475.121579] ____cache_alloc_node+0x1c7/0x1e0 [ 475.126074] kmem_cache_alloc_node+0xe3/0x730 [ 475.130564] ? mark_held_locks+0xc7/0x130 [ 475.134732] __alloc_skb+0x119/0x770 [ 475.138466] ? netdev_alloc_frag+0x1f0/0x1f0 [ 475.142868] ? do_raw_spin_trylock+0x270/0x270 [ 475.147446] ? kmem_cache_alloc_trace+0x353/0x750 [ 475.152287] ? queue_work_on+0x12c/0x1e0 [ 475.156360] ? switchdev_port_obj_del+0xdc/0x440 [ 475.161112] ? switchdev_trans_item_enqueue+0x260/0x260 [ 475.166474] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 475.171492] __br_mdb_notify+0x4ff/0x15d0 [ 475.175646] ? __br_mdb_add+0x7f0/0x7f0 [ 475.179628] ? zap_class+0x640/0x640 [ 475.183359] ? br_multicast_group_expired+0x96/0x610 [ 475.188455] ? lock_downgrade+0x900/0x900 [ 475.192602] br_mdb_notify+0x310/0x410 [ 475.196485] ? br_mdb_dump+0x27b0/0x27b0 [ 475.200545] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.206084] br_multicast_group_expired+0x1bc/0x610 [ 475.211098] ? br_mdb_free+0x80/0x80 [ 475.214815] call_timer_fn+0x272/0x920 [ 475.218698] ? br_mdb_free+0x80/0x80 [ 475.222407] ? process_timeout+0x40/0x40 [ 475.226472] ? __run_timers+0x7da/0xc70 [ 475.230443] ? _raw_spin_unlock_irq+0x27/0x80 [ 475.234931] ? _raw_spin_unlock_irq+0x27/0x80 [ 475.239416] ? br_mdb_free+0x80/0x80 [ 475.243126] ? lockdep_hardirqs_on+0x296/0x5b0 [ 475.247703] ? trace_hardirqs_on+0xbd/0x310 [ 475.252021] ? kasan_check_read+0x11/0x20 [ 475.256163] ? __run_timers+0x7da/0xc70 [ 475.260144] ? trace_hardirqs_off_caller+0x310/0x310 [ 475.265257] ? br_mdb_free+0x80/0x80 [ 475.268974] ? br_mdb_free+0x80/0x80 [ 475.272698] __run_timers+0x7e5/0xc70 [ 475.276504] ? timer_fixup_init+0x70/0x70 [ 475.280649] ? _raw_spin_unlock_irq+0x27/0x80 [ 475.285138] ? _raw_spin_unlock_irq+0x27/0x80 [ 475.289630] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 475.294205] ? trace_hardirqs_on+0xbd/0x310 [ 475.298520] ? kasan_check_read+0x11/0x20 [ 475.302664] ? finish_task_switch+0x1f4/0x910 [ 475.307154] ? trace_hardirqs_off_caller+0x310/0x310 [ 475.312252] ? compat_start_thread+0x80/0x80 [ 475.316674] ? pvclock_read_flags+0x160/0x160 [ 475.321163] ? __switch_to_asm+0x34/0x70 [ 475.325220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.330751] ? check_preemption_disabled+0x48/0x280 [ 475.335769] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 475.341302] ? rcu_pm_notify+0xc0/0xc0 [ 475.345195] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.350726] ? check_preemption_disabled+0x48/0x280 [ 475.355742] run_timer_softirq+0x52/0xb0 [ 475.359799] ? rcu_read_lock_sched_held+0x14f/0x180 [ 475.364811] __do_softirq+0x308/0xb7e [ 475.368611] ? trace_hardirqs_on_caller+0xc0/0x310 [ 475.373540] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 475.378637] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 475.384082] ? __schedule+0x973/0x21d0 [ 475.387968] ? schedule+0x108/0x460 [ 475.391597] ? trace_hardirqs_off+0xb8/0x310 [ 475.396001] ? smpboot_thread_fn+0x68b/0xa00 [ 475.400402] ? trace_hardirqs_on+0x310/0x310 [ 475.404814] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 475.410352] ? check_preemption_disabled+0x48/0x280 [ 475.415371] ? takeover_tasklets+0xa90/0xa90 [ 475.419776] run_ksoftirqd+0x5e/0x100 [ 475.423570] smpboot_thread_fn+0x68b/0xa00 [ 475.427806] ? sort_range+0x30/0x30 [ 475.431433] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 475.436530] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 475.442062] ? __kthread_parkme+0xfb/0x1a0 [ 475.446291] ? sort_range+0x30/0x30 [ 475.449920] kthread+0x35a/0x440 [ 475.453283] ? kthread_stop+0x900/0x900 [ 475.457260] ret_from_fork+0x3a/0x50 [ 475.460988] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 475.461128] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 475.467913] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 475.478201] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 475.487546] Call Trace: [ 475.494772] dump_stack+0x244/0x39d [ 475.498419] ? dump_stack_print_info.cold.1+0x20/0x20 [ 475.503615] warn_alloc.cold.116+0xb7/0x1bd [ 475.507931] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 475.512773] ? lock_downgrade+0x900/0x900 [ 475.516922] ? trace_hardirqs_off+0xb8/0x310 [ 475.521339] ? trace_hardirqs_off+0xb8/0x310 [ 475.525751] __alloc_pages_slowpath+0x26e8/0x2e10 [ 475.530621] ? warn_alloc+0x120/0x120 [ 475.534422] ? warn_alloc+0x120/0x120 [ 475.538219] ? warn_alloc+0x120/0x120 [ 475.542018] ? print_usage_bug+0xc0/0xc0 [ 475.546072] ? __alloc_pages_slowpath+0x26e8/0x2e10 [ 475.551086] ? print_usage_bug+0xc0/0xc0 [ 475.555156] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 475.560689] ? should_fail+0x22d/0xd01 [ 475.564578] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 475.569679] ? __lock_acquire+0x62f/0x4c20 [ 475.574001] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 475.579101] ? __lock_acquire+0x62f/0x4c20 [ 475.583332] ? should_fail+0x22d/0xd01 [ 475.587225] ? mark_held_locks+0x130/0x130 [ 475.591459] ? mark_held_locks+0x130/0x130 [ 475.595694] ? zap_class+0x640/0x640 [ 475.599398] ? ret_from_fork+0x3a/0x50 [ 475.603283] ? __save_stack_trace+0x7d/0xf0 [ 475.607608] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.613140] ? check_preemption_disabled+0x48/0x280 [ 475.618159] ? __lock_is_held+0xb5/0x140 [ 475.622221] __alloc_pages_nodemask+0xa80/0xde0 [ 475.626891] ? zap_class+0x640/0x640 [ 475.630610] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 475.635634] ? find_held_lock+0x36/0x1c0 [ 475.639697] ? ____cache_alloc_node+0x1c7/0x1e0 [ 475.644366] ? lock_downgrade+0x900/0x900 [ 475.648515] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.654053] cache_grow_begin+0xa5/0x8c0 [ 475.658109] ? do_raw_spin_unlock+0xa7/0x330 [ 475.662521] fallback_alloc+0x204/0x2e0 [ 475.666500] ____cache_alloc_node+0x1c7/0x1e0 [ 475.670995] kmem_cache_alloc_node+0xe3/0x730 [ 475.675486] ? mark_held_locks+0xc7/0x130 [ 475.679637] __alloc_skb+0x119/0x770 [ 475.683349] ? netdev_alloc_frag+0x1f0/0x1f0 [ 475.687752] ? do_raw_spin_trylock+0x270/0x270 [ 475.692327] ? kmem_cache_alloc_trace+0x353/0x750 [ 475.697166] ? queue_work_on+0x12c/0x1e0 [ 475.701228] ? switchdev_port_obj_del+0xdc/0x440 [ 475.705979] ? switchdev_trans_item_enqueue+0x260/0x260 [ 475.711339] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 475.716355] __br_mdb_notify+0x4ff/0x15d0 [ 475.720517] ? __br_mdb_add+0x7f0/0x7f0 [ 475.724494] ? zap_class+0x640/0x640 [ 475.728210] ? br_multicast_group_expired+0x96/0x610 [ 475.733310] ? lock_downgrade+0x900/0x900 [ 475.737458] br_mdb_notify+0x310/0x410 [ 475.741341] ? br_mdb_dump+0x27b0/0x27b0 [ 475.745402] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.750946] br_multicast_group_expired+0x1bc/0x610 [ 475.755963] ? br_mdb_free+0x80/0x80 [ 475.759681] call_timer_fn+0x272/0x920 [ 475.763561] ? br_mdb_free+0x80/0x80 [ 475.767268] ? process_timeout+0x40/0x40 [ 475.771338] ? __run_timers+0x7da/0xc70 [ 475.775316] ? _raw_spin_unlock_irq+0x27/0x80 [ 475.779809] ? _raw_spin_unlock_irq+0x27/0x80 [ 475.784307] ? br_mdb_free+0x80/0x80 [ 475.788016] ? lockdep_hardirqs_on+0x296/0x5b0 [ 475.792594] ? trace_hardirqs_on+0xbd/0x310 [ 475.796910] ? kasan_check_read+0x11/0x20 [ 475.801055] ? __run_timers+0x7da/0xc70 [ 475.805024] ? trace_hardirqs_off_caller+0x310/0x310 [ 475.810137] ? br_mdb_free+0x80/0x80 [ 475.813843] __run_timers+0x7e5/0xc70 [ 475.817649] ? timer_fixup_init+0x70/0x70 [ 475.821796] ? compat_start_thread+0x80/0x80 [ 475.826202] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.831742] ? _raw_spin_unlock_irq+0x60/0x80 [ 475.836232] ? finish_task_switch+0x1f4/0x910 [ 475.840723] ? finish_task_switch+0x1b4/0x910 [ 475.845214] ? __switch_to_asm+0x34/0x70 [ 475.849279] ? preempt_notifier_register+0x200/0x200 [ 475.854379] ? __switch_to_asm+0x34/0x70 [ 475.858432] ? __switch_to_asm+0x40/0x70 [ 475.862484] ? __switch_to_asm+0x34/0x70 [ 475.866538] ? __switch_to_asm+0x40/0x70 [ 475.870598] ? __switch_to_asm+0x34/0x70 [ 475.874649] ? __switch_to_asm+0x40/0x70 [ 475.878701] ? __switch_to_asm+0x40/0x70 [ 475.882765] ? pvclock_read_flags+0x160/0x160 [ 475.887258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.892806] ? check_preemption_disabled+0x48/0x280 [ 475.897824] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 475.903359] ? rcu_pm_notify+0xc0/0xc0 [ 475.907244] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.912787] ? check_preemption_disabled+0x48/0x280 [ 475.917805] run_timer_softirq+0x52/0xb0 [ 475.921860] ? rcu_read_lock_sched_held+0x14f/0x180 [ 475.926885] __do_softirq+0x308/0xb7e [ 475.930697] ? trace_hardirqs_on_caller+0xc0/0x310 [ 475.935628] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 475.940725] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 475.946173] ? schedule+0x108/0x460 [ 475.949796] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 475.954561] ? __schedule+0x21d0/0x21d0 [ 475.958534] ? trace_hardirqs_off+0xb8/0x310 [ 475.962942] ? smpboot_thread_fn+0x68b/0xa00 [ 475.967348] ? trace_hardirqs_on+0x310/0x310 [ 475.971759] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 475.977382] ? check_preemption_disabled+0x48/0x280 [ 475.982390] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.987924] ? takeover_tasklets+0xa90/0xa90 [ 475.992331] run_ksoftirqd+0x5e/0x100 [ 475.996129] smpboot_thread_fn+0x68b/0xa00 [ 476.000361] ? sort_range+0x30/0x30 [ 476.003983] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 476.009084] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 476.014620] ? __kthread_parkme+0xfb/0x1a0 [ 476.018856] ? sort_range+0x30/0x30 [ 476.022481] kthread+0x35a/0x440 [ 476.025841] ? kthread_stop+0x900/0x900 [ 476.029813] ret_from_fork+0x3a/0x50 [ 476.033534] warn_alloc_show_mem: 1 callbacks suppressed [ 476.033543] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 476.033545] Mem-Info: [ 476.033575] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 476.033575] active_file:19 inactive_file:27 isolated_file:4 [ 476.033575] unevictable:0 dirty:0 writeback:0 unstable:0 [ 476.033575] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 476.033575] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 476.033575] free:13757 free_pcp:1126 free_cma:0 [ 476.038907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 476.045743] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 476.048131] Call Trace: [ 476.082108] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 476.091464] dump_stack+0x244/0x39d [ 476.119100] lowmem_reserve[]: 0 2818 6321 6321 [ 476.121690] ? dump_stack_print_info.cold.1+0x20/0x20 [ 476.147769] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 476.151395] warn_alloc.cold.116+0xb7/0x1bd [ 476.155935] lowmem_reserve[]: 0 0 3503 3503 [ 476.161122] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 476.188763] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 476.193079] ? lock_downgrade+0x900/0x900 [ 476.197385] lowmem_reserve[]: 0 0 0 0 [ 476.202228] ? trace_hardirqs_off+0xb8/0x310 [ 476.231346] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 476.235488] ? trace_hardirqs_off+0xb8/0x310 [ 476.239263] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 476.243666] __alloc_pages_slowpath+0x26e8/0x2e10 [ 476.257149] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 476.261580] ? warn_alloc+0x120/0x120 [ 476.276965] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 476.281798] ? warn_alloc+0x120/0x120 [ 476.296418] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 476.296425] 188 total pagecache pages [ 476.300225] ? warn_alloc+0x120/0x120 [ 476.309054] 0 pages in swap cache [ 476.312863] ? print_usage_bug+0xc0/0xc0 [ 476.321412] Swap cache stats: add 0, delete 0, find 0/0 [ 476.325190] ? __alloc_pages_slowpath+0x26e8/0x2e10 [ 476.325208] ? print_usage_bug+0xc0/0xc0 [ 476.328978] Free swap = 0kB [ 476.332423] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 476.336448] Total swap = 0kB [ 476.341796] ? should_fail+0x22d/0xd01 [ 476.346780] 1965979 pages RAM [ 476.350824] ? mark_held_locks+0x130/0x130 [ 476.353810] 0 pages HighMem/MovableOnly [ 476.359340] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 476.362325] 342854 pages reserved [ 476.366198] ? __lock_acquire+0x62f/0x4c20 [ 476.369273] 0 pages cma reserved [ 476.373498] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 476.377571] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 476.382521] ? __lock_acquire+0x62f/0x4c20 [ 476.382535] ? should_fail+0x22d/0xd01 [ 476.385962] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 476.390191] ? mark_held_locks+0x130/0x130 [ 476.425870] ? mark_held_locks+0x130/0x130 [ 476.430106] ? zap_class+0x640/0x640 [ 476.433814] ? ret_from_fork+0x3a/0x50 [ 476.437723] ? __save_stack_trace+0x7d/0xf0 [ 476.442041] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.447577] ? check_preemption_disabled+0x48/0x280 [ 476.452596] ? __lock_is_held+0xb5/0x140 [ 476.456659] __alloc_pages_nodemask+0xa80/0xde0 [ 476.461323] ? zap_class+0x640/0x640 [ 476.465035] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 476.470063] ? find_held_lock+0x36/0x1c0 [ 476.474130] ? ____cache_alloc_node+0x1c7/0x1e0 [ 476.478794] ? lock_downgrade+0x900/0x900 [ 476.482943] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.488481] cache_grow_begin+0xa5/0x8c0 [ 476.492539] ? do_raw_spin_unlock+0xa7/0x330 [ 476.496955] fallback_alloc+0x204/0x2e0 [ 476.500929] ____cache_alloc_node+0x1c7/0x1e0 [ 476.505425] kmem_cache_alloc_node+0xe3/0x730 [ 476.509916] ? mark_held_locks+0xc7/0x130 [ 476.514066] __alloc_skb+0x119/0x770 [ 476.517779] ? netdev_alloc_frag+0x1f0/0x1f0 [ 476.522182] ? do_raw_spin_trylock+0x270/0x270 [ 476.526769] ? kmem_cache_alloc_trace+0x353/0x750 [ 476.531696] ? queue_work_on+0x12c/0x1e0 [ 476.535757] ? switchdev_port_obj_del+0xdc/0x440 [ 476.540511] ? switchdev_trans_item_enqueue+0x260/0x260 [ 476.545873] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 476.550889] __br_mdb_notify+0x4ff/0x15d0 [ 476.555054] ? __br_mdb_add+0x7f0/0x7f0 [ 476.559037] ? zap_class+0x640/0x640 [ 476.562755] ? br_multicast_group_expired+0x96/0x610 [ 476.567865] ? lock_downgrade+0x900/0x900 [ 476.572014] br_mdb_notify+0x310/0x410 [ 476.575898] ? br_mdb_dump+0x27b0/0x27b0 [ 476.579961] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.585501] br_multicast_group_expired+0x1bc/0x610 [ 476.590519] ? br_mdb_free+0x80/0x80 [ 476.594250] call_timer_fn+0x272/0x920 [ 476.598138] ? br_mdb_free+0x80/0x80 [ 476.601849] ? process_timeout+0x40/0x40 [ 476.605911] ? __run_timers+0x7da/0xc70 [ 476.609883] ? _raw_spin_unlock_irq+0x27/0x80 [ 476.614373] ? _raw_spin_unlock_irq+0x27/0x80 [ 476.618881] ? br_mdb_free+0x80/0x80 [ 476.622593] ? lockdep_hardirqs_on+0x296/0x5b0 [ 476.627170] ? trace_hardirqs_on+0xbd/0x310 [ 476.631490] ? kasan_check_read+0x11/0x20 [ 476.635632] ? __run_timers+0x7da/0xc70 [ 476.639606] ? trace_hardirqs_off_caller+0x310/0x310 [ 476.644710] ? br_mdb_free+0x80/0x80 [ 476.648443] ? br_mdb_free+0x80/0x80 [ 476.652149] __run_timers+0x7e5/0xc70 [ 476.655957] ? timer_fixup_init+0x70/0x70 [ 476.660107] ? _raw_spin_unlock_irq+0x27/0x80 [ 476.664597] ? _raw_spin_unlock_irq+0x27/0x80 [ 476.669095] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 476.673673] ? trace_hardirqs_on+0xbd/0x310 [ 476.677990] ? kasan_check_read+0x11/0x20 [ 476.682132] ? finish_task_switch+0x1f4/0x910 [ 476.686625] ? trace_hardirqs_off_caller+0x310/0x310 [ 476.691727] ? compat_start_thread+0x80/0x80 [ 476.696148] ? pvclock_read_flags+0x160/0x160 [ 476.700637] ? __switch_to_asm+0x34/0x70 [ 476.704698] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.710235] ? check_preemption_disabled+0x48/0x280 [ 476.715259] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 476.720790] ? rcu_pm_notify+0xc0/0xc0 [ 476.724683] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.730225] ? check_preemption_disabled+0x48/0x280 [ 476.735239] run_timer_softirq+0x52/0xb0 [ 476.739298] ? rcu_read_lock_sched_held+0x14f/0x180 [ 476.744313] __do_softirq+0x308/0xb7e [ 476.748114] ? trace_hardirqs_on_caller+0xc0/0x310 [ 476.753040] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 476.758139] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 476.763583] ? __schedule+0x973/0x21d0 [ 476.767473] ? schedule+0x108/0x460 [ 476.771102] ? trace_hardirqs_off+0xb8/0x310 [ 476.775509] ? smpboot_thread_fn+0x68b/0xa00 [ 476.779912] ? trace_hardirqs_on+0x310/0x310 [ 476.784315] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 476.789847] ? check_preemption_disabled+0x48/0x280 [ 476.794869] ? takeover_tasklets+0xa90/0xa90 [ 476.799278] run_ksoftirqd+0x5e/0x100 [ 476.803076] smpboot_thread_fn+0x68b/0xa00 [ 476.807321] ? sort_range+0x30/0x30 [ 476.810949] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 476.816049] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 476.821587] ? __kthread_parkme+0xfb/0x1a0 [ 476.825820] ? sort_range+0x30/0x30 [ 476.829445] kthread+0x35a/0x440 [ 476.832805] ? kthread_stop+0x900/0x900 [ 476.836777] ret_from_fork+0x3a/0x50 [ 476.840506] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 476.840649] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 476.847430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 476.857716] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 476.867056] Call Trace: [ 476.874279] dump_stack+0x244/0x39d [ 476.877908] ? dump_stack_print_info.cold.1+0x20/0x20 [ 476.883109] warn_alloc.cold.116+0xb7/0x1bd [ 476.887429] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 476.892672] ? lock_downgrade+0x900/0x900 [ 476.896828] ? trace_hardirqs_off+0xb8/0x310 [ 476.901242] ? trace_hardirqs_off+0xb8/0x310 [ 476.905651] __alloc_pages_slowpath+0x26e8/0x2e10 [ 476.910606] ? warn_alloc+0x120/0x120 [ 476.914405] ? warn_alloc+0x120/0x120 [ 476.918209] ? warn_alloc+0x120/0x120 [ 476.922005] ? print_usage_bug+0xc0/0xc0 [ 476.926065] ? print_usage_bug+0xc0/0xc0 [ 476.930128] ? unwind_next_frame+0x3e/0x50 [ 476.934358] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 476.939889] ? should_fail+0x22d/0xd01 [ 476.943774] ? print_usage_bug+0xc0/0xc0 [ 476.947830] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 476.952928] ? __lock_acquire+0x62f/0x4c20 [ 476.957166] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 476.962283] ? __lock_acquire+0x62f/0x4c20 [ 476.966515] ? should_fail+0x22d/0xd01 [ 476.970408] ? mark_held_locks+0x130/0x130 [ 476.974662] ? mark_held_locks+0x130/0x130 [ 476.978903] ? zap_class+0x640/0x640 [ 476.982614] ? print_usage_bug+0xc0/0xc0 [ 476.986670] ? mark_held_locks+0x130/0x130 [ 476.990910] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.996445] ? check_preemption_disabled+0x48/0x280 [ 477.001468] ? __lock_is_held+0xb5/0x140 [ 477.005541] __alloc_pages_nodemask+0xa80/0xde0 [ 477.010208] ? zap_class+0x640/0x640 [ 477.013924] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 477.019304] ? find_held_lock+0x36/0x1c0 [ 477.023372] ? ____cache_alloc_node+0x1c7/0x1e0 [ 477.028044] ? lock_downgrade+0x900/0x900 [ 477.032199] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 477.037741] cache_grow_begin+0xa5/0x8c0 [ 477.041796] ? do_raw_spin_unlock+0xa7/0x330 [ 477.046206] fallback_alloc+0x204/0x2e0 [ 477.050188] ____cache_alloc_node+0x1c7/0x1e0 [ 477.054688] kmem_cache_alloc_node+0xe3/0x730 [ 477.059185] ? ipv6_get_ifaddr+0x42e/0x620 [ 477.063429] __alloc_skb+0x119/0x770 [ 477.067135] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 477.072413] ? netdev_alloc_frag+0x1f0/0x1f0 [ 477.076816] ? lock_downgrade+0x900/0x900 [ 477.080965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 477.086495] ? refcount_sub_and_test_checked+0x203/0x310 [ 477.091941] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 477.097384] ? addrconf_rs_timer+0x690/0x690 [ 477.101802] ndisc_alloc_skb+0x144/0x340 [ 477.105875] ndisc_send_rs+0x331/0x6e0 [ 477.109762] addrconf_rs_timer+0x314/0x690 [ 477.113995] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 477.118235] call_timer_fn+0x272/0x920 [ 477.122121] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 477.126351] ? process_timeout+0x40/0x40 [ 477.130413] ? __run_timers+0x7da/0xc70 [ 477.134384] ? _raw_spin_unlock_irq+0x27/0x80 [ 477.138872] ? _raw_spin_unlock_irq+0x27/0x80 [ 477.143364] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 477.147598] ? lockdep_hardirqs_on+0x296/0x5b0 [ 477.152183] ? trace_hardirqs_on+0xbd/0x310 [ 477.156499] ? kasan_check_read+0x11/0x20 [ 477.160638] ? __run_timers+0x7da/0xc70 [ 477.164609] ? trace_hardirqs_off_caller+0x310/0x310 [ 477.169717] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 477.173944] __run_timers+0x7e5/0xc70 [ 477.177749] ? timer_fixup_init+0x70/0x70 [ 477.181893] ? compat_start_thread+0x80/0x80 [ 477.186297] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 477.191835] ? _raw_spin_unlock_irq+0x60/0x80 [ 477.196333] ? finish_task_switch+0x1f4/0x910 [ 477.200823] ? finish_task_switch+0x1b4/0x910 [ 477.205309] ? __switch_to_asm+0x34/0x70 [ 477.209367] ? preempt_notifier_register+0x200/0x200 [ 477.214463] ? __switch_to_asm+0x34/0x70 [ 477.218515] ? __switch_to_asm+0x40/0x70 [ 477.222566] ? __switch_to_asm+0x34/0x70 [ 477.226618] ? __switch_to_asm+0x40/0x70 [ 477.230684] ? __switch_to_asm+0x34/0x70 [ 477.234734] ? __switch_to_asm+0x40/0x70 [ 477.238790] ? __switch_to_asm+0x40/0x70 [ 477.242853] ? pvclock_read_flags+0x160/0x160 [ 477.247350] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 477.252883] ? check_preemption_disabled+0x48/0x280 [ 477.257907] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 477.263444] ? rcu_pm_notify+0xc0/0xc0 [ 477.267335] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 477.272868] ? check_preemption_disabled+0x48/0x280 [ 477.277891] run_timer_softirq+0x52/0xb0 [ 477.281950] ? rcu_read_lock_sched_held+0x14f/0x180 [ 477.286959] __do_softirq+0x308/0xb7e [ 477.290756] ? trace_hardirqs_on_caller+0xc0/0x310 [ 477.295683] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 477.300789] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 477.306245] ? schedule+0x108/0x460 [ 477.309866] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 477.314621] ? __schedule+0x21d0/0x21d0 [ 477.318599] ? trace_hardirqs_off+0xb8/0x310 [ 477.323003] ? smpboot_thread_fn+0x68b/0xa00 [ 477.327406] ? trace_hardirqs_on+0x310/0x310 [ 477.331809] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 477.337342] ? check_preemption_disabled+0x48/0x280 [ 477.342354] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 477.347889] ? takeover_tasklets+0xa90/0xa90 [ 477.352292] run_ksoftirqd+0x5e/0x100 [ 477.356088] smpboot_thread_fn+0x68b/0xa00 [ 477.360325] ? sort_range+0x30/0x30 [ 477.363950] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 477.369054] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 477.374589] ? __kthread_parkme+0xfb/0x1a0 [ 477.378820] ? sort_range+0x30/0x30 [ 477.382439] kthread+0x35a/0x440 [ 477.385801] ? kthread_stop+0x900/0x900 [ 477.389770] ret_from_fork+0x3a/0x50 [ 477.393501] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 477.393505] warn_alloc_show_mem: 1 callbacks suppressed [ 477.393511] Mem-Info: [ 477.400342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 477.405707] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 477.405707] active_file:19 inactive_file:27 isolated_file:4 [ 477.405707] unevictable:0 dirty:0 writeback:0 unstable:0 [ 477.405707] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 477.405707] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 477.405707] free:13757 free_pcp:1126 free_cma:0 [ 477.408074] Call Trace: [ 477.417449] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 477.450396] dump_stack+0x244/0x39d [ 477.452972] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 477.480637] ? dump_stack_print_info.cold.1+0x20/0x20 [ 477.484235] lowmem_reserve[]: 0 2818 6321 6321 [ 477.510605] warn_alloc.cold.116+0xb7/0x1bd [ 477.515761] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 477.520336] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 477.524632] lowmem_reserve[]: 0 0 3503 3503 [ 477.552290] ? lock_downgrade+0x900/0x900 [ 477.557103] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 477.561426] ? trace_hardirqs_off+0xb8/0x310 [ 477.565536] lowmem_reserve[]: 0 0 0 0 [ 477.594691] ? trace_hardirqs_off+0xb8/0x310 [ 477.599065] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 477.602861] __alloc_pages_slowpath+0x26e8/0x2e10 [ 477.607237] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 477.620781] ? warn_alloc+0x120/0x120 [ 477.625569] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 477.640993] ? warn_alloc+0x120/0x120 [ 477.644780] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 477.659418] ? warn_alloc+0x120/0x120 [ 477.663195] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 477.672011] ? print_usage_bug+0xc0/0xc0 [ 477.675779] 188 total pagecache pages [ 477.684340] ? __alloc_pages_slowpath+0x26e8/0x2e10 [ 477.688374] 0 pages in swap cache [ 477.692155] ? print_usage_bug+0xc0/0xc0 [ 477.697144] Swap cache stats: add 0, delete 0, find 0/0 [ 477.700591] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 477.704618] Free swap = 0kB [ 477.709966] ? should_fail+0x22d/0xd01 [ 477.715470] Total swap = 0kB [ 477.718473] ? mark_held_locks+0x130/0x130 [ 477.722330] 1965979 pages RAM [ 477.725345] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 477.729564] 0 pages HighMem/MovableOnly [ 477.732654] ? __lock_acquire+0x62f/0x4c20 [ 477.737744] 342854 pages reserved [ 477.741709] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 477.745913] 0 pages cma reserved [ 477.749351] ? __lock_acquire+0x62f/0x4c20 [ 477.754486] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 477.757803] ? should_fail+0x22d/0xd01 [ 477.757828] ? mark_held_locks+0x130/0x130 [ 477.762153] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 477.768528] ? mark_held_locks+0x130/0x130 [ 477.772383] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 477.776609] ? zap_class+0x640/0x640 [ 477.799467] ? ret_from_fork+0x3a/0x50 [ 477.803358] ? __save_stack_trace+0x7d/0xf0 [ 477.807683] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 477.813220] ? check_preemption_disabled+0x48/0x280 [ 477.818242] ? __lock_is_held+0xb5/0x140 [ 477.822312] __alloc_pages_nodemask+0xa80/0xde0 [ 477.826975] ? zap_class+0x640/0x640 [ 477.830692] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 477.835715] ? find_held_lock+0x36/0x1c0 [ 477.839788] ? ____cache_alloc_node+0x1c7/0x1e0 [ 477.844454] ? lock_downgrade+0x900/0x900 [ 477.848604] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 477.854146] cache_grow_begin+0xa5/0x8c0 [ 477.858203] ? do_raw_spin_unlock+0xa7/0x330 [ 477.862611] fallback_alloc+0x204/0x2e0 [ 477.866587] ____cache_alloc_node+0x1c7/0x1e0 [ 477.871082] kmem_cache_alloc_node+0xe3/0x730 [ 477.875589] ? mark_held_locks+0xc7/0x130 [ 477.879745] __alloc_skb+0x119/0x770 [ 477.883461] ? netdev_alloc_frag+0x1f0/0x1f0 [ 477.887867] ? do_raw_spin_trylock+0x270/0x270 [ 477.892929] ? kmem_cache_alloc_trace+0x353/0x750 [ 477.897772] ? queue_work_on+0x12c/0x1e0 [ 477.901845] ? switchdev_port_obj_del+0xdc/0x440 [ 477.906596] ? switchdev_trans_item_enqueue+0x260/0x260 [ 477.911959] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 477.916977] __br_mdb_notify+0x4ff/0x15d0 [ 477.921155] ? __br_mdb_add+0x7f0/0x7f0 [ 477.925133] ? zap_class+0x640/0x640 [ 477.928852] ? br_multicast_group_expired+0x96/0x610 [ 477.933953] ? lock_downgrade+0x900/0x900 [ 477.938111] br_mdb_notify+0x310/0x410 [ 477.941998] ? br_mdb_dump+0x27b0/0x27b0 [ 477.946059] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 477.951612] br_multicast_group_expired+0x1bc/0x610 [ 477.956624] ? br_mdb_free+0x80/0x80 [ 477.960346] call_timer_fn+0x272/0x920 [ 477.964229] ? br_mdb_free+0x80/0x80 [ 477.967938] ? process_timeout+0x40/0x40 [ 477.972005] ? __run_timers+0x7da/0xc70 [ 477.975976] ? _raw_spin_unlock_irq+0x27/0x80 [ 477.980465] ? _raw_spin_unlock_irq+0x27/0x80 [ 477.984957] ? br_mdb_free+0x80/0x80 [ 477.988669] ? lockdep_hardirqs_on+0x296/0x5b0 [ 477.993250] ? trace_hardirqs_on+0xbd/0x310 [ 477.997567] ? kasan_check_read+0x11/0x20 [ 478.001706] ? __run_timers+0x7da/0xc70 [ 478.005676] ? trace_hardirqs_off_caller+0x310/0x310 [ 478.010778] ? br_mdb_free+0x80/0x80 [ 478.014490] ? br_mdb_free+0x80/0x80 [ 478.018194] __run_timers+0x7e5/0xc70 [ 478.022002] ? timer_fixup_init+0x70/0x70 [ 478.026145] ? _raw_spin_unlock_irq+0x27/0x80 [ 478.030634] ? _raw_spin_unlock_irq+0x27/0x80 [ 478.035129] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 478.039708] ? trace_hardirqs_on+0xbd/0x310 [ 478.044026] ? kasan_check_read+0x11/0x20 [ 478.048178] ? finish_task_switch+0x1f4/0x910 [ 478.052692] ? trace_hardirqs_off_caller+0x310/0x310 [ 478.057792] ? compat_start_thread+0x80/0x80 [ 478.062859] ? pvclock_read_flags+0x160/0x160 [ 478.067375] ? __switch_to_asm+0x34/0x70 [ 478.071433] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.076968] ? check_preemption_disabled+0x48/0x280 [ 478.081985] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 478.087517] ? rcu_pm_notify+0xc0/0xc0 [ 478.091400] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.096932] ? check_preemption_disabled+0x48/0x280 [ 478.101949] run_timer_softirq+0x52/0xb0 [ 478.106004] ? rcu_read_lock_sched_held+0x14f/0x180 [ 478.111016] __do_softirq+0x308/0xb7e [ 478.114819] ? trace_hardirqs_on_caller+0xc0/0x310 [ 478.119751] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 478.124846] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 478.130294] ? __schedule+0x973/0x21d0 [ 478.134185] ? schedule+0x108/0x460 [ 478.137817] ? trace_hardirqs_off+0xb8/0x310 [ 478.142219] ? smpboot_thread_fn+0x68b/0xa00 [ 478.146620] ? trace_hardirqs_on+0x310/0x310 [ 478.151027] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 478.156557] ? check_preemption_disabled+0x48/0x280 [ 478.161569] ? takeover_tasklets+0xa90/0xa90 [ 478.165977] run_ksoftirqd+0x5e/0x100 [ 478.169774] smpboot_thread_fn+0x68b/0xa00 [ 478.174006] ? sort_range+0x30/0x30 [ 478.177634] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 478.182745] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 478.188279] ? __kthread_parkme+0xfb/0x1a0 [ 478.192515] ? sort_range+0x30/0x30 [ 478.196142] kthread+0x35a/0x440 [ 478.199502] ? kthread_stop+0x900/0x900 [ 478.203484] ret_from_fork+0x3a/0x50 [ 478.207213] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 478.207364] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 478.214142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 478.224430] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 478.233764] Call Trace: [ 478.240985] dump_stack+0x244/0x39d [ 478.244615] ? dump_stack_print_info.cold.1+0x20/0x20 [ 478.249811] warn_alloc.cold.116+0xb7/0x1bd [ 478.254131] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 478.258974] ? lock_downgrade+0x900/0x900 [ 478.263126] ? trace_hardirqs_off+0xb8/0x310 [ 478.267541] ? trace_hardirqs_off+0xb8/0x310 [ 478.271955] __alloc_pages_slowpath+0x26e8/0x2e10 [ 478.276818] ? warn_alloc+0x120/0x120 [ 478.280620] ? warn_alloc+0x120/0x120 [ 478.284417] ? warn_alloc+0x120/0x120 [ 478.288214] ? print_usage_bug+0xc0/0xc0 [ 478.292268] ? __alloc_pages_slowpath+0x26e8/0x2e10 [ 478.297285] ? print_usage_bug+0xc0/0xc0 [ 478.301340] ? print_usage_bug+0xc0/0xc0 [ 478.305401] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 478.310933] ? should_fail+0x22d/0xd01 [ 478.314816] ? mark_held_locks+0x130/0x130 [ 478.319056] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 478.324153] ? __lock_acquire+0x62f/0x4c20 [ 478.328385] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 478.333480] ? __lock_acquire+0x62f/0x4c20 [ 478.337708] ? should_fail+0x22d/0xd01 [ 478.341597] ? print_usage_bug+0xc0/0xc0 [ 478.345663] ? mark_held_locks+0x130/0x130 [ 478.349895] ? mark_held_locks+0x130/0x130 [ 478.354136] ? zap_class+0x640/0x640 [ 478.357846] ? ret_from_fork+0x3a/0x50 [ 478.361732] ? zap_class+0x640/0x640 [ 478.365442] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.370979] ? check_preemption_disabled+0x48/0x280 [ 478.376004] ? __lock_is_held+0xb5/0x140 [ 478.380070] __alloc_pages_nodemask+0xa80/0xde0 [ 478.384731] ? zap_class+0x640/0x640 [ 478.388444] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 478.393466] ? find_held_lock+0x36/0x1c0 [ 478.397535] ? ____cache_alloc_node+0x1c7/0x1e0 [ 478.402206] ? lock_downgrade+0x900/0x900 [ 478.406358] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.411900] cache_grow_begin+0xa5/0x8c0 [ 478.415957] ? do_raw_spin_unlock+0xa7/0x330 [ 478.420368] fallback_alloc+0x204/0x2e0 [ 478.424343] ____cache_alloc_node+0x1c7/0x1e0 [ 478.428835] kmem_cache_alloc_node+0xe3/0x730 [ 478.433324] ? mark_held_locks+0xc7/0x130 [ 478.437480] __alloc_skb+0x119/0x770 [ 478.441192] ? netdev_alloc_frag+0x1f0/0x1f0 [ 478.445593] ? do_raw_spin_trylock+0x270/0x270 [ 478.450171] ? kmem_cache_alloc_trace+0x353/0x750 [ 478.455021] ? queue_work_on+0x12c/0x1e0 [ 478.459090] ? switchdev_port_obj_del+0xdc/0x440 [ 478.463843] ? switchdev_trans_item_enqueue+0x260/0x260 [ 478.469202] ? mod_timer+0x631/0x1560 [ 478.472998] ? wake_up_klogd+0x180/0x180 [ 478.477065] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 478.482082] __br_mdb_notify+0x4ff/0x15d0 [ 478.486236] ? __br_mdb_add+0x7f0/0x7f0 [ 478.490208] ? trace_hardirqs_off_caller+0x310/0x310 [ 478.495322] ? zap_class+0x640/0x640 [ 478.499045] ? br_multicast_group_expired+0x96/0x610 [ 478.504151] br_mdb_notify+0x310/0x410 [ 478.508045] ? br_mdb_dump+0x27b0/0x27b0 [ 478.512105] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.517642] br_multicast_group_expired+0x1bc/0x610 [ 478.522659] ? br_mdb_free+0x80/0x80 [ 478.526376] call_timer_fn+0x272/0x920 [ 478.530260] ? br_mdb_free+0x80/0x80 [ 478.533969] ? process_timeout+0x40/0x40 [ 478.538037] ? __run_timers+0x7da/0xc70 [ 478.542008] ? _raw_spin_unlock_irq+0x27/0x80 [ 478.546507] ? _raw_spin_unlock_irq+0x27/0x80 [ 478.550996] ? br_mdb_free+0x80/0x80 [ 478.554712] ? lockdep_hardirqs_on+0x296/0x5b0 [ 478.559292] ? trace_hardirqs_on+0xbd/0x310 [ 478.563609] ? kasan_check_read+0x11/0x20 [ 478.567751] ? __run_timers+0x7da/0xc70 [ 478.571725] ? trace_hardirqs_off_caller+0x310/0x310 [ 478.576833] ? br_mdb_free+0x80/0x80 [ 478.580546] __run_timers+0x7e5/0xc70 [ 478.584352] ? timer_fixup_init+0x70/0x70 [ 478.588493] ? compat_start_thread+0x80/0x80 [ 478.592901] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.598441] ? _raw_spin_unlock_irq+0x60/0x80 [ 478.602932] ? finish_task_switch+0x1f4/0x910 [ 478.607421] ? finish_task_switch+0x1b4/0x910 [ 478.611912] ? __switch_to_asm+0x34/0x70 [ 478.615971] ? preempt_notifier_register+0x200/0x200 [ 478.621067] ? __switch_to_asm+0x34/0x70 [ 478.625123] ? __switch_to_asm+0x40/0x70 [ 478.629174] ? __switch_to_asm+0x34/0x70 [ 478.633226] ? __switch_to_asm+0x40/0x70 [ 478.637282] ? __switch_to_asm+0x34/0x70 [ 478.641333] ? __switch_to_asm+0x40/0x70 [ 478.645387] ? __switch_to_asm+0x40/0x70 [ 478.649455] ? pvclock_read_flags+0x160/0x160 [ 478.653949] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.659486] ? check_preemption_disabled+0x48/0x280 [ 478.664510] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 478.670053] ? rcu_pm_notify+0xc0/0xc0 [ 478.673935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.679468] ? check_preemption_disabled+0x48/0x280 [ 478.684484] run_timer_softirq+0x52/0xb0 [ 478.688545] ? rcu_read_lock_sched_held+0x14f/0x180 [ 478.693556] __do_softirq+0x308/0xb7e [ 478.697357] ? trace_hardirqs_on_caller+0xc0/0x310 [ 478.702288] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 478.707387] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 478.712841] ? schedule+0x108/0x460 [ 478.716466] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 478.721220] ? __schedule+0x21d0/0x21d0 [ 478.725194] ? trace_hardirqs_off+0xb8/0x310 [ 478.729599] ? smpboot_thread_fn+0x68b/0xa00 [ 478.734018] ? trace_hardirqs_on+0x310/0x310 [ 478.738426] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 478.743961] ? check_preemption_disabled+0x48/0x280 [ 478.748975] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.754506] ? takeover_tasklets+0xa90/0xa90 [ 478.758918] run_ksoftirqd+0x5e/0x100 [ 478.762726] smpboot_thread_fn+0x68b/0xa00 [ 478.766957] ? sort_range+0x30/0x30 [ 478.770582] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 478.775678] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 478.781222] ? __kthread_parkme+0xfb/0x1a0 [ 478.785461] ? sort_range+0x30/0x30 [ 478.789092] kthread+0x35a/0x440 [ 478.792453] ? kthread_stop+0x900/0x900 [ 478.796437] ret_from_fork+0x3a/0x50 [ 478.800162] warn_alloc_show_mem: 1 callbacks suppressed [ 478.800171] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 478.800173] Mem-Info: [ 478.800204] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 478.800204] active_file:19 inactive_file:27 isolated_file:4 [ 478.800204] unevictable:0 dirty:0 writeback:0 unstable:0 [ 478.800204] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 478.800204] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 478.800204] free:13757 free_pcp:1126 free_cma:0 [ 478.805539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 478.812379] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 478.814769] Call Trace: [ 478.847711] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 478.857061] dump_stack+0x244/0x39d [ 478.884705] lowmem_reserve[]: 0 2818 6321 6321 [ 478.887290] ? dump_stack_print_info.cold.1+0x20/0x20 [ 478.913821] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 478.917463] warn_alloc.cold.116+0xb7/0x1bd [ 478.922009] lowmem_reserve[]: 0 0 3503 3503 [ 478.927189] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 478.954915] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 478.959234] ? lock_downgrade+0x900/0x900 [ 478.963523] lowmem_reserve[]: 0 0 0 0 [ 478.968361] ? trace_hardirqs_off+0xb8/0x310 [ 478.997475] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 479.001617] ? trace_hardirqs_off+0xb8/0x310 [ 479.005388] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 479.009793] __alloc_pages_slowpath+0x26e8/0x2e10 [ 479.023275] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 479.027704] ? warn_alloc+0x120/0x120 [ 479.043105] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 479.047936] ? warn_alloc+0x120/0x120 [ 479.063011] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 479.066798] ? warn_alloc+0x120/0x120 [ 479.075617] 188 total pagecache pages [ 479.079404] ? print_usage_bug+0xc0/0xc0 [ 479.087955] 0 pages in swap cache [ 479.091738] ? __alloc_pages_slowpath+0x26e8/0x2e10 [ 479.095515] Swap cache stats: add 0, delete 0, find 0/0 [ 479.099562] ? print_usage_bug+0xc0/0xc0 [ 479.102995] Free swap = 0kB [ 479.108017] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 479.113350] Total swap = 0kB [ 479.117400] ? should_fail+0x22d/0xd01 [ 479.120389] 1965979 pages RAM [ 479.125912] ? mark_held_locks+0x130/0x130 [ 479.128900] 0 pages HighMem/MovableOnly [ 479.132777] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 479.135855] 342854 pages reserved [ 479.140076] ? __lock_acquire+0x62f/0x4c20 [ 479.144020] 0 pages cma reserved [ 479.149109] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 479.152672] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 479.156752] ? __lock_acquire+0x62f/0x4c20 [ 479.160091] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 479.165181] ? should_fail+0x22d/0xd01 [ 479.188210] ? mark_held_locks+0x130/0x130 [ 479.192448] ? mark_held_locks+0x130/0x130 [ 479.196687] ? zap_class+0x640/0x640 [ 479.200394] ? ret_from_fork+0x3a/0x50 [ 479.204281] ? __save_stack_trace+0x7d/0xf0 [ 479.208602] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 479.214136] ? check_preemption_disabled+0x48/0x280 [ 479.219158] ? __lock_is_held+0xb5/0x140 [ 479.223221] __alloc_pages_nodemask+0xa80/0xde0 [ 479.227885] ? zap_class+0x640/0x640 [ 479.231602] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 479.236623] ? find_held_lock+0x36/0x1c0 [ 479.240701] ? ____cache_alloc_node+0x1c7/0x1e0 [ 479.245369] ? lock_downgrade+0x900/0x900 [ 479.249518] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 479.255058] cache_grow_begin+0xa5/0x8c0 [ 479.259220] ? do_raw_spin_unlock+0xa7/0x330 [ 479.263634] fallback_alloc+0x204/0x2e0 [ 479.267618] ____cache_alloc_node+0x1c7/0x1e0 [ 479.272113] kmem_cache_alloc_node+0xe3/0x730 [ 479.276607] ? mark_held_locks+0xc7/0x130 [ 479.280760] __alloc_skb+0x119/0x770 [ 479.284475] ? netdev_alloc_frag+0x1f0/0x1f0 [ 479.288877] ? do_raw_spin_trylock+0x270/0x270 [ 479.293454] ? kmem_cache_alloc_trace+0x353/0x750 [ 479.298293] ? queue_work_on+0x12c/0x1e0 [ 479.302358] ? switchdev_port_obj_del+0xdc/0x440 [ 479.307110] ? switchdev_trans_item_enqueue+0x260/0x260 [ 479.312474] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 479.317495] __br_mdb_notify+0x4ff/0x15d0 [ 479.321654] ? __br_mdb_add+0x7f0/0x7f0 [ 479.325637] ? zap_class+0x640/0x640 [ 479.329355] ? br_multicast_group_expired+0x96/0x610 [ 479.334457] ? lock_downgrade+0x900/0x900 [ 479.338616] br_mdb_notify+0x310/0x410 [ 479.342503] ? br_mdb_dump+0x27b0/0x27b0 [ 479.346565] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 479.352108] br_multicast_group_expired+0x1bc/0x610 [ 479.357122] ? br_mdb_free+0x80/0x80 [ 479.360841] call_timer_fn+0x272/0x920 [ 479.364725] ? br_mdb_free+0x80/0x80 [ 479.368432] ? process_timeout+0x40/0x40 [ 479.372493] ? __run_timers+0x7da/0xc70 [ 479.376465] ? _raw_spin_unlock_irq+0x27/0x80 [ 479.380965] ? _raw_spin_unlock_irq+0x27/0x80 [ 479.385455] ? br_mdb_free+0x80/0x80 [ 479.389167] ? lockdep_hardirqs_on+0x296/0x5b0 [ 479.393748] ? trace_hardirqs_on+0xbd/0x310 [ 479.398063] ? kasan_check_read+0x11/0x20 [ 479.402204] ? __run_timers+0x7da/0xc70 [ 479.406188] ? trace_hardirqs_off_caller+0x310/0x310 [ 479.411289] ? br_mdb_free+0x80/0x80 [ 479.415003] ? br_mdb_free+0x80/0x80 [ 479.418709] __run_timers+0x7e5/0xc70 [ 479.422516] ? timer_fixup_init+0x70/0x70 [ 479.426659] ? _raw_spin_unlock_irq+0x27/0x80 [ 479.431147] ? _raw_spin_unlock_irq+0x27/0x80 [ 479.435638] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 479.440217] ? trace_hardirqs_on+0xbd/0x310 [ 479.444533] ? kasan_check_read+0x11/0x20 [ 479.448675] ? finish_task_switch+0x1f4/0x910 [ 479.453165] ? trace_hardirqs_off_caller+0x310/0x310 [ 479.458267] ? compat_start_thread+0x80/0x80 [ 479.462689] ? pvclock_read_flags+0x160/0x160 [ 479.467175] ? __switch_to_asm+0x34/0x70 [ 479.471241] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 479.476799] ? check_preemption_disabled+0x48/0x280 [ 479.481815] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 479.487353] ? rcu_pm_notify+0xc0/0xc0 [ 479.491239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 479.496775] ? check_preemption_disabled+0x48/0x280 [ 479.501791] run_timer_softirq+0x52/0xb0 [ 479.505847] ? rcu_read_lock_sched_held+0x14f/0x180 [ 479.510858] __do_softirq+0x308/0xb7e [ 479.514657] ? trace_hardirqs_on_caller+0xc0/0x310 [ 479.519585] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 479.524688] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 479.530135] ? __schedule+0x973/0x21d0 [ 479.534021] ? schedule+0x108/0x460 [ 479.537655] ? trace_hardirqs_off+0xb8/0x310 [ 479.542064] ? smpboot_thread_fn+0x68b/0xa00 [ 479.546470] ? trace_hardirqs_on+0x310/0x310 [ 479.550872] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 479.556405] ? check_preemption_disabled+0x48/0x280 [ 479.561424] ? takeover_tasklets+0xa90/0xa90 [ 479.565827] run_ksoftirqd+0x5e/0x100 [ 479.569630] smpboot_thread_fn+0x68b/0xa00 [ 479.573866] ? sort_range+0x30/0x30 [ 479.577493] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 479.582592] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 479.588131] ? __kthread_parkme+0xfb/0x1a0 [ 479.592364] ? sort_range+0x30/0x30 [ 479.595992] kthread+0x35a/0x440 [ 479.599353] ? kthread_stop+0x900/0x900 [ 479.603347] ret_from_fork+0x3a/0x50 [ 479.607073] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #288 [ 479.607217] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 479.614000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 479.624287] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 479.633622] Call Trace: [ 479.640853] dump_stack+0x244/0x39d [ 479.644480] ? dump_stack_print_info.cold.1+0x20/0x20 [ 479.649677] warn_alloc.cold.116+0xb7/0x1bd [ 479.653999] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 479.658851] ? lock_downgrade+0x900/0x900 [ 479.663003] ? trace_hardirqs_off+0xb8/0x310 [ 479.667411] ? trace_hardirqs_off+0xb8/0x310 [ 479.671830] __alloc_pages_slowpath+0x26e8/0x2e10 [ 479.676695] ? warn_alloc+0x120/0x120 [ 479.680497] ? warn_alloc+0x120/0x120 [ 479.684299] ? warn_alloc+0x120/0x120 [ 479.688099] ? print_usage_bug+0xc0/0xc0 [ 479.692153] ? __alloc_pages_slowpath+0x26e8/0x2e10 [ 479.697172] ? print_usage_bug+0xc0/0xc0 [ 479.701239] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 479.706771] ? should_fail+0x22d/0xd01 [ 479.710657] ? mark_held_locks+0x130/0x130 [ 479.714902] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 479.720019] ? __lock_acquire+0x62f/0x4c20 [ 479.724252] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 479.729349] ? __lock_acquire+0x62f/0x4c20 [ 479.733576] ? should_fail+0x22d/0xd01 [ 479.737469] ? mark_held_locks+0x130/0x130 [ 479.741705] ? mark_held_locks+0x130/0x130 [ 479.745950] ? zap_class+0x640/0x640 [ 479.749661] ? ret_from_fork+0x3a/0x50 [ 479.753544] ? __save_stack_trace+0x7d/0xf0 [ 479.757868] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 479.763404] ? check_preemption_disabled+0x48/0x280 [ 479.768434] ? __lock_is_held+0xb5/0x140 [ 479.772494] __alloc_pages_nodemask+0xa80/0xde0 [ 479.777156] ? zap_class+0x640/0x640 [ 479.780869] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 479.785891] ? find_held_lock+0x36/0x1c0 [ 479.789964] ? ____cache_alloc_node+0x1c7/0x1e0 [ 479.794628] ? lock_downgrade+0x900/0x900 [ 479.798779] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 479.804323] cache_grow_begin+0xa5/0x8c0 [ 479.808385] ? do_raw_spin_unlock+0xa7/0x330 [ 479.812798] fallback_alloc+0x204/0x2e0 [ 479.816777] ____cache_alloc_node+0x1c7/0x1e0 [ 479.821300] kmem_cache_alloc_node+0xe3/0x730 [ 479.825803] ? mark_held_locks+0xc7/0x130 [ 479.829963] __alloc_skb+0x119/0x770 [ 479.833677] ? netdev_alloc_frag+0x1f0/0x1f0 [ 479.838078] ? do_raw_spin_trylock+0x270/0x270 [ 479.842654] ? kmem_cache_alloc_trace+0x353/0x750 [ 479.847499] ? queue_work_on+0x12c/0x1e0 [ 479.851564] ? switchdev_port_obj_del+0xdc/0x440 [ 479.856317] ? switchdev_trans_item_enqueue+0x260/0x260 [ 479.861679] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 479.866697] __br_mdb_notify+0x4ff/0x15d0 [ 479.870859] ? __br_mdb_add+0x7f0/0x7f0 [ 479.874838] ? zap_class+0x640/0x640 [ 479.878560] ? br_multicast_group_expired+0x96/0x610 [ 479.883658] ? lock_downgrade+0x900/0x900 [ 479.887807] br_mdb_notify+0x310/0x410 [ 479.891687] ? br_mdb_dump+0x27b0/0x27b0 [ 479.895743] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 479.901283] br_multicast_group_expired+0x1bc/0x610 [ 479.906298] ? br_mdb_free+0x80/0x80 [ 479.910023] call_timer_fn+0x272/0x920 [ 479.913912] ? br_mdb_free+0x80/0x80 [ 479.917618] ? process_timeout+0x40/0x40 [ 479.921680] ? __run_timers+0x7da/0xc70 [ 479.925655] ? _raw_spin_unlock_irq+0x27/0x80 [ 479.930146] ? _raw_spin_unlock_irq+0x27/0x80 [ 479.934646] ? br_mdb_free+0x80/0x80 [ 479.938353] ? lockdep_hardirqs_on+0x296/0x5b0 [ 479.942942] ? trace_hardirqs_on+0xbd/0x310 [ 479.947258] ? kasan_check_read+0x11/0x20 [ 479.951401] ? __run_timers+0x7da/0xc70 [ 479.955376] ? trace_hardirqs_off_caller+0x310/0x310 [ 479.960487] ? br_mdb_free+0x80/0x80 [ 479.964194] __run_timers+0x7e5/0xc70 [ 479.968000] ? timer_fixup_init+0x70/0x70 [ 479.972141] ? compat_start_thread+0x80/0x80 [ 479.976550] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 479.982177] ? _raw_spin_unlock_irq+0x60/0x80 [ 479.986669] ? finish_task_switch+0x1f4/0x910 [ 479.991163] ? finish_task_switch+0x1b4/0x910 [ 479.995650] ? __switch_to_asm+0x34/0x70 [ 479.999722] ? preempt_notifier_register+0x200/0x200 [ 480.004819] ? __switch_to_asm+0x34/0x70 [ 480.008874] ? __switch_to_asm+0x40/0x70 [ 480.012941] ? __switch_to_asm+0x34/0x70 [ 480.016997] ? __switch_to_asm+0x40/0x70 [ 480.021063] ? __switch_to_asm+0x34/0x70 [ 480.025120] ? __switch_to_asm+0x40/0x70 [ 480.029174] ? __switch_to_asm+0x40/0x70 [ 480.033241] ? pvclock_read_flags+0x160/0x160 [ 480.037735] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 480.043280] ? check_preemption_disabled+0x48/0x280 [ 480.048303] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 480.053839] ? rcu_pm_notify+0xc0/0xc0 [ 480.057725] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 480.064243] ? check_preemption_disabled+0x48/0x280 [ 480.069267] run_timer_softirq+0x52/0xb0 [ 480.073324] ? rcu_read_lock_sched_held+0x14f/0x180 [ 480.078336] __do_softirq+0x308/0xb7e [ 480.082139] ? trace_hardirqs_on_caller+0xc0/0x310 [ 480.087153] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 480.092252] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 480.097704] ? schedule+0x108/0x460 [ 480.101325] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 480.106080] ? __schedule+0x21d0/0x21d0 [ 480.110062] ? trace_hardirqs_off+0xb8/0x310 [ 480.114468] ? smpboot_thread_fn+0x68b/0xa00 [ 480.118872] ? trace_hardirqs_on+0x310/0x310 [ 480.123283] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 480.128823] ? check_preemption_disabled+0x48/0x280 [ 480.133835] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 480.139366] ? takeover_tasklets+0xa90/0xa90 [ 480.143775] run_ksoftirqd+0x5e/0x100 [ 480.147573] smpboot_thread_fn+0x68b/0xa00 [ 480.151810] ? sort_range+0x30/0x30 [ 480.155435] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 480.160532] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 480.166072] ? __kthread_parkme+0xfb/0x1a0 [ 480.170303] ? sort_range+0x30/0x30 [ 480.173923] kthread+0x35a/0x440 [ 480.177289] ? kthread_stop+0x900/0x900 [ 480.181262] ret_from_fork+0x3a/0x50 [ 480.185071] warn_alloc_show_mem: 1 callbacks suppressed [ 480.185080] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 480.185082] Mem-Info: [ 480.185113] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 480.185113] active_file:19 inactive_file:27 isolated_file:4 [ 480.185113] unevictable:0 dirty:0 writeback:0 unstable:0 [ 480.185113] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 480.185113] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 480.185113] free:13757 free_pcp:1126 free_cma:0 [ 480.190446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 480.197290] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 480.199682] Call Trace: [ 480.232633] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 480.241985] dump_stack+0x244/0x39d [ 480.269621] lowmem_reserve[]: 0 2818 6321 6321 [ 480.272213] ? dump_stack_print_info.cold.1+0x20/0x20 [ 480.298295] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 480.301927] warn_alloc.cold.116+0xb7/0x1bd [ 480.306477] lowmem_reserve[]: 0 0 3503 3503 [ 480.311659] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 480.339300] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 480.343614] ? lock_downgrade+0x900/0x900 [ 480.347903] lowmem_reserve[]: 0 0 0 0 [ 480.352746] ? trace_hardirqs_off+0xb8/0x310 [ 480.381860] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 480.386019] ? trace_hardirqs_off+0xb8/0x310 [ 480.389788] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 480.394192] __alloc_pages_slowpath+0x26e8/0x2e10 [ 480.407682] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 73*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13848kB [ 480.412108] ? warn_alloc+0x120/0x120 [ 480.427494] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 480.432322] ? warn_alloc+0x120/0x120 [ 480.446952] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 480.450738] ? warn_alloc+0x120/0x120 [ 480.459545] 188 total pagecache pages [ 480.463334] ? print_usage_bug+0xc0/0xc0 [ 480.471891] 0 pages in swap cache [ 480.475684] ? __alloc_pages_slowpath+0x26e8/0x2e10 [ 480.479459] Swap cache stats: add 0, delete 0, find 0/0 [ 480.483502] ? print_usage_bug+0xc0/0xc0 [ 480.486926] Free swap = 0kB [ 480.491935] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 480.497264] Total swap = 0kB [ 480.501312] ? should_fail+0x22d/0xd01 [ 480.504302] 1965979 pages RAM [ 480.509823] ? mark_held_locks+0x130/0x130 [ 480.512816] 0 pages HighMem/MovableOnly [ 480.516691] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 480.519769] 342854 pages reserved [ 480.523990] ? __lock_acquire+0x62f/0x4c20 [ 480.527935] 0 pages cma reserved [ 480.533023] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 480.541008] kworker/1:5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 480.544025] ? __lock_acquire+0x62f/0x4c20 [ 480.544043] ? should_fail+0x22d/0xd01 [ 480.549303] kworker/1:5 cpuset=/ mems_allowed=0 [ 480.559617] ? mark_held_locks+0x130/0x130 [ 480.576736] ? mark_held_locks+0x130/0x130 [ 480.580973] ? zap_class+0x640/0x640 [ 480.584690] ? ret_from_fork+0x3a/0x50 [ 480.588575] ? __save_stack_trace+0x7d/0xf0 [ 480.592896] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 480.598430] ? check_preemption_disabled+0x48/0x280 [ 480.603449] ? __lock_is_held+0xb5/0x140 [ 480.607528] __alloc_pages_nodemask+0xa80/0xde0 [ 480.612193] ? zap_class+0x640/0x640 [ 480.615910] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 480.621020] ? find_held_lock+0x36/0x1c0 [ 480.625175] ? ____cache_alloc_node+0x1c7/0x1e0 [ 480.629854] ? lock_downgrade+0x900/0x900 [ 480.634003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 480.639537] cache_grow_begin+0xa5/0x8c0 [ 480.643593] ? do_raw_spin_unlock+0xa7/0x330 [ 480.648005] fallback_alloc+0x204/0x2e0 [ 480.651981] ____cache_alloc_node+0x1c7/0x1e0 [ 480.656475] kmem_cache_alloc_node+0xe3/0x730 [ 480.660963] ? mark_held_locks+0xc7/0x130 [ 480.665117] __alloc_skb+0x119/0x770 [ 480.668829] ? netdev_alloc_frag+0x1f0/0x1f0 [ 480.673248] ? do_raw_spin_trylock+0x270/0x270 [ 480.677824] ? kmem_cache_alloc_trace+0x353/0x750 [ 480.682679] ? queue_work_on+0x12c/0x1e0 [ 480.686742] ? switchdev_port_obj_del+0xdc/0x440 [ 480.691497] ? switchdev_trans_item_enqueue+0x260/0x260 [ 480.696869] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 480.701889] __br_mdb_notify+0x4ff/0x15d0 [ 480.706053] ? __br_mdb_add+0x7f0/0x7f0 [ 480.710035] ? zap_class+0x640/0x640 [ 480.713750] ? br_multicast_group_expired+0x96/0x610 [ 480.718860] ? lock_downgrade+0x900/0x900 [ 480.723011] br_mdb_notify+0x310/0x410 [ 480.726916] ? br_mdb_dump+0x27b0/0x27b0 [ 480.730977] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 480.736518] br_multicast_group_expired+0x1bc/0x610 [ 480.741532] ? br_mdb_free+0x80/0x80 [ 480.745251] call_timer_fn+0x272/0x920 [ 480.749132] ? br_mdb_free+0x80/0x80 [ 480.752853] ? process_timeout+0x40/0x40 [ 480.756915] ? __run_timers+0x7da/0xc70 [ 480.760894] ? _raw_spin_unlock_irq+0x27/0x80 [ 480.765383] ? _raw_spin_unlock_irq+0x27/0x80 [ 480.769871] ? br_mdb_free+0x80/0x80 [ 480.773580] ? lockdep_hardirqs_on+0x296/0x5b0 [ 480.778159] ? trace_hardirqs_on+0xbd/0x310 [ 480.782472] ? kasan_check_read+0x11/0x20 [ 480.786614] ? __run_timers+0x7da/0xc70 [ 480.790584] ? trace_hardirqs_off_caller+0x310/0x310 [ 480.795688] ? br_mdb_free+0x80/0x80 [ 480.799403] ? br_mdb_free+0x80/0x80 [ 480.803109] __run_timers+0x7e5/0xc70 [ 480.806918] ? timer_fixup_init+0x70/0x70 [ 480.811066] ? _raw_spin_unlock_irq+0x27/0x80 [ 480.815560] ? _raw_spin_unlock_irq+0x27/0x80 [ 480.820054] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 480.824635] ? trace_hardirqs_on+0xbd/0x310 [ 480.828951] ? kasan_check_read+0x11/0x20 [ 480.833094] ? finish_task_switch+0x1f4/0x910 [ 480.837584] ? trace_hardirqs_off_caller+0x310/0x310 [ 480.842681] ? compat_start_thread+0x80/0x80 [ 480.847107] ? pvclock_read_flags+0x160/0x160 [ 480.851594] ? __switch_to_asm+0x34/0x70 [ 480.855654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 480.861186] ? check_preemption_disabled+0x48/0x280 [ 480.866210] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 480.871742] ? rcu_pm_notify+0xc0/0xc0 [ 480.875623] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 480.881155] ? check_preemption_disabled+0x48/0x280 [ 480.886171] run_timer_softirq+0x52/0xb0 [ 480.890234] ? rcu_read_lock_sched_held+0x14f/0x180 [ 480.895725] __do_softirq+0x308/0xb7e [ 480.899534] ? trace_hardirqs_on_caller+0xc0/0x310 [ 480.904469] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 480.909565] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 480.915010] ? __schedule+0x973/0x21d0 [ 480.918908] ? schedule+0x108/0x460 [ 480.922543] ? trace_hardirqs_off+0xb8/0x310 [ 480.926952] ? smpboot_thread_fn+0x68b/0xa00 [ 480.931358] ? trace_hardirqs_on+0x310/0x310 [ 480.935763] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 480.941294] ? check_preemption_disabled+0x48/0x280 [ 480.946306] ? takeover_tasklets+0xa90/0xa90 [ 480.950715] run_ksoftirqd+0x5e/0x100 [ 480.954508] smpboot_thread_fn+0x68b/0xa00 [ 480.958744] ? sort_range+0x30/0x30 [ 480.962370] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 480.967465] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 480.973010] ? __kthread_parkme+0xfb/0x1a0 [ 480.977249] ? sort_range+0x30/0x30 [ 480.980888] kthread+0x35a/0x440 [ 480.984251] ? kthread_stop+0x900/0x900 [ 480.988222] ret_from_fork+0x3a/0x50 [ 480.991953] CPU: 1 PID: 9397 Comm: kworker/1:5 Not tainted 4.20.0-rc1+ #288 [ 480.992107] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 480.999053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 481.009431] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 481.019104] Workqueue: events_long br_fdb_cleanup [ 481.028571] Call Trace: [ 481.031155] dump_stack+0x244/0x39d [ 481.034794] ? dump_stack_print_info.cold.1+0x20/0x20 [ 481.039999] warn_alloc.cold.116+0xb7/0x1bd [ 481.044325] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 481.049172] ? lock_downgrade+0x900/0x900 [ 481.053339] ? trace_hardirqs_off+0xb8/0x310 [ 481.057746] ? trace_hardirqs_off+0xb8/0x310 [ 481.062156] __alloc_pages_slowpath+0x26e8/0x2e10 [ 481.067021] ? warn_alloc+0x120/0x120 [ 481.070830] ? warn_alloc+0x120/0x120 [ 481.074624] ? __bfs+0xb0/0x780 [ 481.077902] ? warn_alloc+0x120/0x120 [ 481.081699] ? print_usage_bug+0xc0/0xc0 [ 481.085755] ? lockdep_on+0x50/0x50 [ 481.089377] ? print_bfs_bug+0x80/0x80 [ 481.093260] ? noop_count+0x40/0x40 [ 481.096892] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 481.102423] ? should_fail+0x22d/0xd01 [ 481.106324] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 481.111595] ? __lock_acquire+0x62f/0x4c20 [ 481.115832] ? __lock_acquire+0x2aff/0x4c20 [ 481.120145] ? should_fail+0x22d/0xd01 [ 481.124040] ? mark_held_locks+0x130/0x130 [ 481.128275] ? mark_held_locks+0x130/0x130 [ 481.132506] ? check_usage_forwards+0x3d0/0x3d0 [ 481.137172] ? __lock_acquire+0x62f/0x4c20 [ 481.141402] ? zap_class+0x640/0x640 [ 481.145113] ? lockdep_on+0x50/0x50 [ 481.148736] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 481.154270] ? check_preemption_disabled+0x48/0x280 [ 481.159287] ? __lock_is_held+0xb5/0x140 [ 481.163352] __alloc_pages_nodemask+0xa80/0xde0 [ 481.168013] ? zap_class+0x640/0x640 [ 481.171725] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 481.176746] ? find_held_lock+0x36/0x1c0 [ 481.180818] ? ____cache_alloc_node+0x1c7/0x1e0 [ 481.185483] ? lock_downgrade+0x900/0x900 [ 481.189632] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 481.195168] cache_grow_begin+0xa5/0x8c0 [ 481.199229] ? do_raw_spin_unlock+0xa7/0x330 [ 481.203640] fallback_alloc+0x204/0x2e0 [ 481.207618] ____cache_alloc_node+0x1c7/0x1e0 [ 481.212120] kmem_cache_alloc_node+0xe3/0x730 [ 481.216611] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 481.221535] ? kasan_check_read+0x11/0x20 [ 481.225676] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 481.230955] __alloc_skb+0x119/0x770 [ 481.234669] ? netdev_alloc_frag+0x1f0/0x1f0 [ 481.239084] ? call_switchdev_notifiers+0x43/0x60 [ 481.243938] ? br_switchdev_fdb_notify+0xd1/0x5d0 [ 481.248779] ? br_switchdev_set_port_flag+0x3c0/0x3c0 [ 481.253975] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 481.258900] ? kasan_check_read+0x11/0x20 [ 481.263050] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 481.268330] ? rcu_softirq_qs+0x20/0x20 [ 481.272311] fdb_notify+0x9e/0x180 [ 481.275851] fdb_delete+0x803/0x1200 [ 481.279573] ? fdb_create+0x1710/0x1710 [ 481.283546] ? netdev_run_todo+0x75e/0xa60 [ 481.287798] ? lock_acquire+0x1ed/0x520 [ 481.291772] ? br_fdb_cleanup+0x186/0x630 [ 481.295927] ? kasan_check_read+0x11/0x20 [ 481.300068] ? do_raw_spin_lock+0x14f/0x350 [ 481.304389] ? rwlock_bug.part.2+0x90/0x90 [ 481.308616] ? rcu_softirq_qs+0x20/0x20 [ 481.312596] br_fdb_cleanup+0x4f0/0x630 [ 481.316584] ? br_fdb_change_mac_address+0x540/0x540 [ 481.321683] ? __lock_is_held+0xb5/0x140 [ 481.325751] process_one_work+0xc90/0x1c40 [ 481.329988] ? mark_held_locks+0x130/0x130 [ 481.334232] ? pwq_dec_nr_in_flight+0x4a0/0x4a0 [ 481.338894] ? __switch_to_asm+0x40/0x70 [ 481.342952] ? __switch_to_asm+0x40/0x70 [ 481.347007] ? __switch_to_asm+0x34/0x70 [ 481.351060] ? __switch_to_asm+0x40/0x70 [ 481.355117] ? __switch_to_asm+0x34/0x70 [ 481.359170] ? __switch_to_asm+0x40/0x70 [ 481.363221] ? __switch_to_asm+0x34/0x70 [ 481.367273] ? __switch_to_asm+0x40/0x70 [ 481.371336] ? __schedule+0x8d7/0x21d0 [ 481.375228] ? lock_downgrade+0x900/0x900 [ 481.379376] ? zap_class+0x640/0x640 [ 481.383088] ? find_held_lock+0x36/0x1c0 [ 481.387164] ? lock_acquire+0x1ed/0x520 [ 481.391129] ? worker_thread+0x3e0/0x1390 [ 481.395285] ? kasan_check_read+0x11/0x20 [ 481.399425] ? do_raw_spin_lock+0x14f/0x350 [ 481.403744] ? kasan_check_read+0x11/0x20 [ 481.407892] ? rwlock_bug.part.2+0x90/0x90 [ 481.412120] ? trace_hardirqs_on+0x310/0x310 [ 481.416537] worker_thread+0x17f/0x1390 [ 481.420503] ? __switch_to_asm+0x34/0x70 [ 481.424561] ? __switch_to_asm+0x40/0x70 [ 481.428616] ? __switch_to_asm+0x34/0x70 [ 481.432677] ? process_one_work+0x1c40/0x1c40 [ 481.437175] ? zap_class+0x640/0x640 [ 481.440883] ? find_held_lock+0x36/0x1c0 [ 481.444964] ? __kthread_parkme+0xce/0x1a0 [ 481.449198] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 481.454304] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 481.459406] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 481.463983] ? trace_hardirqs_on+0xbd/0x310 [ 481.468305] ? kasan_check_read+0x11/0x20 [ 481.472450] ? __kthread_parkme+0xce/0x1a0 [ 481.476680] ? trace_hardirqs_off_caller+0x310/0x310 [ 481.481783] ? trace_hardirqs_off_caller+0x310/0x310 [ 481.486901] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 481.491999] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 481.497534] ? __kthread_parkme+0xfb/0x1a0 [ 481.501773] ? process_one_work+0x1c40/0x1c40 [ 481.506265] kthread+0x35a/0x440 [ 481.509634] ? kthread_stop+0x900/0x900 [ 481.513606] ret_from_fork+0x3a/0x50 [ 481.517333] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #288 [ 481.517348] warn_alloc_show_mem: 1 callbacks suppressed [ 481.517352] Mem-Info: [ 481.524169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 481.529534] active_anon:56883 inactive_anon:132 isolated_anon:0 [ 481.529534] active_file:19 inactive_file:27 isolated_file:4 [ 481.529534] unevictable:0 dirty:0 writeback:0 unstable:0 [ 481.529534] slab_reclaimable:9156 slab_unreclaimable:1462201 [ 481.529534] mapped:49154 shmem:138 pagetables:580 bounce:0 [ 481.529534] free:13789 free_pcp:1126 free_cma:0 [ 481.531930] Call Trace: [ 481.541302] Node 0 active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 212992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 481.574250] dump_stack+0x244/0x39d [ 481.576807] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 481.604468] ? dump_stack_print_info.cold.1+0x20/0x20 [ 481.608062] lowmem_reserve[]: 0 2818 6321 6321 [ 481.634181] warn_alloc.cold.116+0xb7/0x1bd [ 481.639345] Node 0 DMA32 free:25272kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1800kB local_pcp:1592kB free_cma:0kB [ 481.643917] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 481.648209] lowmem_reserve[]: 0 0 3503 3503 [ 481.675870] ? lock_downgrade+0x900/0x900 [ 481.680680] Node 0 Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:227532kB inactive_anon:528kB active_file:76kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5216kB pagetables:2320kB bounce:0kB free_pcp:2704kB local_pcp:1696kB free_cma:0kB [ 481.684995] ? trace_hardirqs_off+0xb8/0x310 [ 481.689111] lowmem_reserve[]: 0 0 0 0 [ 481.718252] ? trace_hardirqs_off+0xb8/0x310 [ 481.722632] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 481.726425] __alloc_pages_slowpath+0x26e8/0x2e10 [ 481.730812] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 4*512kB (UM) 3*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 25272kB [ 481.744352] ? warn_alloc+0x120/0x120 [ 481.749148] Node 0 Normal: 854*4kB (UME) 476*8kB (ME) 192*16kB (ME) 77*32kB (UME) 11*64kB (M) 2*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13976kB [ 481.764583] ? warn_alloc+0x120/0x120 [ 481.768358] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 481.782995] ? warn_alloc+0x120/0x120 [ 481.786773] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 481.795590] ? print_usage_bug+0xc0/0xc0 [ 481.799359] 188 total pagecache pages [ 481.807915] ? try_to_wake_up+0x11c/0x1490 [ 481.807934] ? print_usage_bug+0xc0/0xc0 [ 481.811970] 0 pages in swap cache [ 481.815769] ? trace_hardirqs_off+0xb8/0x310 [ 481.819979] Swap cache stats: add 0, delete 0, find 0/0 [ 481.824018] ? kasan_check_read+0x11/0x20 [ 481.824033] ? do_raw_spin_unlock+0xa7/0x330 [ 481.827455] Free swap = 0kB [ 481.831853] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 481.837182] Total swap = 0kB [ 481.841314] ? should_fail+0x22d/0xd01 [ 481.845693] 1965979 pages RAM [ 481.848697] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 481.854200] 0 pages HighMem/MovableOnly [ 481.857205] ? __lock_acquire+0x62f/0x4c20 [ 481.861078] 342854 pages reserved [ 481.864171] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 481.869245] 0 pages cma reserved [ 481.873207] ? __lock_acquire+0x62f/0x4c20 [ 481.878356] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 481.880870] ? should_fail+0x22d/0xd01 [ 481.885947] syz-executor5 cpuset=syz5 mems_allowed=0 [ 481.889316] ? mark_held_locks+0x130/0x130 [ 481.917181] ? mark_held_locks+0x130/0x130 [ 481.921431] ? zap_class+0x640/0x640 [ 481.925137] ? ret_from_fork+0x3a/0x50 [ 481.929025] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 481.934559] ? check_preemption_disabled+0x48/0x280 [ 481.939589] ? __lock_is_held+0xb5/0x140 [ 481.943652] __alloc_pages_nodemask+0xa80/0xde0 [ 481.948315] ? zap_class+0x640/0x640 [ 481.952042] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 481.957066] ? find_held_lock+0x36/0x1c0 [ 481.961129] ? ____cache_alloc_node+0x1c7/0x1e0 [ 481.965792] ? lock_downgrade+0x900/0x900 [ 481.969940] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 481.975479] cache_grow_begin+0xa5/0x8c0 [ 481.979532] ? do_raw_spin_unlock+0xa7/0x330 [ 481.983945] fallback_alloc+0x204/0x2e0 [ 481.987923] ____cache_alloc_node+0x1c7/0x1e0 [ 481.992421] kmem_cache_alloc_node+0xe3/0x730 [ 481.996915] ? mark_held_locks+0xc7/0x130 [ 482.001066] __alloc_skb+0x119/0x770 [ 482.004781] ? netdev_alloc_frag+0x1f0/0x1f0 [ 482.009191] ? do_raw_spin_trylock+0x270/0x270 [ 482.013769] ? kmem_cache_alloc_trace+0x353/0x750 [ 482.018614] ? queue_work_on+0x12c/0x1e0 [ 482.022685] ? switchdev_port_obj_del+0xdc/0x440 [ 482.027441] ? switchdev_trans_item_enqueue+0x260/0x260 [ 482.032806] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 482.037825] __br_mdb_notify+0x4ff/0x15d0 [ 482.041977] ? __br_mdb_add+0x7f0/0x7f0 [ 482.045957] ? zap_class+0x640/0x640 [ 482.049675] ? br_multicast_group_expired+0x96/0x610 [ 482.054779] ? lock_downgrade+0x900/0x900 [ 482.059499] br_mdb_notify+0x310/0x410 [ 482.063381] ? br_mdb_dump+0x27b0/0x27b0 [ 482.067442] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 482.072983] br_multicast_group_expired+0x1bc/0x610 [ 482.078009] ? br_mdb_free+0x80/0x80 [ 482.081743] call_timer_fn+0x272/0x920 [ 482.085623] ? br_mdb_free+0x80/0x80 [ 482.089330] ? process_timeout+0x40/0x40 [ 482.093404] ? __run_timers+0x7da/0xc70 [ 482.097379] ? _raw_spin_unlock_irq+0x27/0x80 [ 482.101867] ? _raw_spin_unlock_irq+0x27/0x80 [ 482.106358] ? br_mdb_free+0x80/0x80