514195] free:13782 free_pcp:155 free_cma:0 [ 222.519537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 222.526376] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 222.528764] Call Trace: [ 222.561624] 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 [ 222.570980] dump_stack+0x244/0x39d [ 222.598620] lowmem_reserve[]: 0 2818 6321 6321 [ 222.601223] ? dump_stack_print_info.cold.1+0x20/0x20 [ 222.627305] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 222.631448] warn_alloc.cold.116+0xb7/0x1bd [ 222.635995] lowmem_reserve[]: 0 0 3503 3503 [ 222.641177] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 222.668570] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 222.672891] ? lock_downgrade+0x900/0x900 [ 222.677182] lowmem_reserve[]: 0 0 0 0 [ 222.682023] ? trace_hardirqs_off+0xb8/0x310 [ 222.710904] 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 [ 222.715070] ? trace_hardirqs_off+0xb8/0x310 [ 222.718837] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 222.723246] __alloc_pages_slowpath+0x26e8/0x2e10 [ 222.736758] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 222.741189] ? warn_alloc+0x120/0x120 [ 222.756409] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 222.761248] ? print_usage_bug+0xc0/0xc0 [ 222.776314] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 222.780107] ? warn_alloc+0x120/0x120 [ 222.788910] 165 total pagecache pages [ 222.788925] 0 pages in swap cache [ 222.792997] ? warn_alloc+0x120/0x120 [ 222.802541] Swap cache stats: add 0, delete 0, find 0/0 [ 222.806342] ? print_usage_bug+0xc0/0xc0 [ 222.810106] Free swap = 0kB [ 222.813553] ? print_usage_bug+0xc0/0xc0 [ 222.817324] Total swap = 0kB [ 222.822679] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 222.826705] 1965979 pages RAM [ 222.829833] ? should_fail+0x22d/0xd01 [ 222.833862] 0 pages HighMem/MovableOnly [ 222.833869] 342854 pages reserved [ 222.836877] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 222.842382] 0 pages cma reserved [ 222.842448] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 222.845484] ? __lock_acquire+0x62f/0x4c20 [ 222.845500] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 222.845516] ? __lock_acquire+0x62f/0x4c20 [ 222.849427] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 222.853345] ? should_fail+0x22d/0xd01 [ 222.856772] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 222.861864] ? find_held_lock+0x36/0x1c0 [ 222.908153] ? mark_held_locks+0x130/0x130 [ 222.912391] ? mark_held_locks+0x130/0x130 [ 222.916619] ? zap_class+0x640/0x640 [ 222.920326] ? zap_class+0x640/0x640 [ 222.924046] ? print_usage_bug+0xc0/0xc0 [ 222.928101] ? do_raw_spin_unlock+0xa7/0x330 [ 222.932506] ? zap_class+0x640/0x640 [ 222.936219] ? print_usage_bug+0xc0/0xc0 [ 222.940273] ? wq_watchdog_touch+0x9c/0xfe [ 222.944513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 222.950047] ? check_preemption_disabled+0x48/0x280 [ 222.955070] ? __lock_is_held+0xb5/0x140 [ 222.959134] __alloc_pages_nodemask+0xa80/0xde0 [ 222.963799] ? zap_class+0x640/0x640 [ 222.967515] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 222.972538] ? find_held_lock+0x36/0x1c0 [ 222.976615] ? ____cache_alloc_node+0x1c7/0x1e0 [ 222.981279] ? lock_downgrade+0x900/0x900 [ 222.985430] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 222.990986] cache_grow_begin+0xa5/0x8c0 [ 222.995052] ? do_raw_spin_unlock+0xa7/0x330 [ 222.999467] fallback_alloc+0x204/0x2e0 [ 223.003443] ____cache_alloc_node+0x1c7/0x1e0 [ 223.007939] kmem_cache_alloc_node+0xe3/0x730 [ 223.012431] ? ipv6_get_ifaddr+0x42e/0x620 [ 223.016670] __alloc_skb+0x119/0x770 [ 223.020382] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 223.025675] ? netdev_alloc_frag+0x1f0/0x1f0 [ 223.030083] ? lock_downgrade+0x900/0x900 [ 223.034234] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.039767] ? refcount_sub_and_test_checked+0x203/0x310 [ 223.045226] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 223.050671] ? addrconf_rs_timer+0x690/0x690 [ 223.055088] ndisc_alloc_skb+0x144/0x340 [ 223.059149] ndisc_send_rs+0x331/0x6e0 [ 223.063051] addrconf_rs_timer+0x314/0x690 [ 223.067288] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 223.071530] call_timer_fn+0x272/0x920 [ 223.075414] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 223.079646] ? process_timeout+0x40/0x40 [ 223.083712] ? __run_timers+0x7da/0xc70 [ 223.087877] ? _raw_spin_unlock_irq+0x27/0x80 [ 223.092371] ? _raw_spin_unlock_irq+0x27/0x80 [ 223.096877] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 223.101110] ? lockdep_hardirqs_on+0x296/0x5b0 [ 223.105689] ? trace_hardirqs_on+0xbd/0x310 [ 223.110017] ? kasan_check_read+0x11/0x20 [ 223.114159] ? __run_timers+0x7da/0xc70 [ 223.118130] ? trace_hardirqs_off_caller+0x310/0x310 [ 223.123232] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 223.127467] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 223.131695] __run_timers+0x7e5/0xc70 [ 223.135497] ? timer_fixup_init+0x70/0x70 [ 223.139647] ? _raw_spin_unlock_irq+0x27/0x80 [ 223.144140] ? _raw_spin_unlock_irq+0x27/0x80 [ 223.148635] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 223.153214] ? trace_hardirqs_on+0xbd/0x310 [ 223.157530] ? kasan_check_read+0x11/0x20 [ 223.161678] ? finish_task_switch+0x1f4/0x910 [ 223.166174] ? trace_hardirqs_off_caller+0x310/0x310 [ 223.171287] ? compat_start_thread+0x80/0x80 [ 223.175713] ? pvclock_read_flags+0x160/0x160 [ 223.180205] ? __switch_to_asm+0x34/0x70 [ 223.184265] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.189806] ? check_preemption_disabled+0x48/0x280 [ 223.194825] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 223.200361] ? rcu_pm_notify+0xc0/0xc0 [ 223.204263] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.209796] ? check_preemption_disabled+0x48/0x280 [ 223.214810] run_timer_softirq+0x52/0xb0 [ 223.218868] ? rcu_read_lock_sched_held+0x14f/0x180 [ 223.223880] __do_softirq+0x308/0xb7e [ 223.227686] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 223.232783] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 223.237544] ? schedule+0x108/0x460 [ 223.241167] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 223.245929] ? trace_hardirqs_off+0xb8/0x310 [ 223.250334] ? smpboot_thread_fn+0x68b/0xa00 [ 223.254753] ? trace_hardirqs_on+0x310/0x310 [ 223.259158] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 223.264694] ? check_preemption_disabled+0x48/0x280 [ 223.269711] ? takeover_tasklets+0xa90/0xa90 [ 223.274119] run_ksoftirqd+0x5e/0x100 [ 223.277918] smpboot_thread_fn+0x68b/0xa00 [ 223.282154] ? sort_range+0x30/0x30 [ 223.285781] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 223.290883] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 223.296418] ? __kthread_parkme+0xfb/0x1a0 [ 223.300654] ? sort_range+0x30/0x30 [ 223.304276] kthread+0x35a/0x440 [ 223.307640] ? kthread_stop+0x900/0x900 [ 223.311612] ret_from_fork+0x3a/0x50 [ 223.315338] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 223.315400] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 223.322267] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 223.322274] Call Trace: [ 223.328824] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 223.338091] dump_stack+0x244/0x39d [ 223.340647] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 223.350947] ? dump_stack_print_info.cold.1+0x20/0x20 [ 223.364410] warn_alloc.cold.116+0xb7/0x1bd [ 223.368726] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 223.373570] ? lock_downgrade+0x900/0x900 [ 223.377721] ? trace_hardirqs_off+0xb8/0x310 [ 223.382147] ? trace_hardirqs_off+0xb8/0x310 [ 223.386562] __alloc_pages_slowpath+0x26e8/0x2e10 [ 223.391429] ? warn_alloc+0x120/0x120 [ 223.395225] ? print_usage_bug+0xc0/0xc0 [ 223.399281] ? warn_alloc+0x120/0x120 [ 223.403084] ? warn_alloc+0x120/0x120 [ 223.406887] ? print_usage_bug+0xc0/0xc0 [ 223.410947] ? print_usage_bug+0xc0/0xc0 [ 223.415108] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 223.420640] ? should_fail+0x22d/0xd01 [ 223.424543] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 223.429644] ? __lock_acquire+0x62f/0x4c20 [ 223.433877] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 223.438994] ? __lock_acquire+0x62f/0x4c20 [ 223.443227] ? should_fail+0x22d/0xd01 [ 223.447124] ? find_held_lock+0x36/0x1c0 [ 223.451191] ? mark_held_locks+0x130/0x130 [ 223.455426] ? mark_held_locks+0x130/0x130 [ 223.459657] ? zap_class+0x640/0x640 [ 223.463367] ? zap_class+0x640/0x640 [ 223.467079] ? print_usage_bug+0xc0/0xc0 [ 223.471132] ? do_raw_spin_unlock+0xa7/0x330 [ 223.475541] ? zap_class+0x640/0x640 [ 223.479251] ? print_usage_bug+0xc0/0xc0 [ 223.483306] ? wq_watchdog_touch+0x9c/0xfe [ 223.487541] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.493078] ? check_preemption_disabled+0x48/0x280 [ 223.498099] ? __lock_is_held+0xb5/0x140 [ 223.502162] __alloc_pages_nodemask+0xa80/0xde0 [ 223.506827] ? zap_class+0x640/0x640 [ 223.510544] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 223.515569] ? find_held_lock+0x36/0x1c0 [ 223.519632] ? ____cache_alloc_node+0x1c7/0x1e0 [ 223.524303] ? lock_downgrade+0x900/0x900 [ 223.528457] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.534002] cache_grow_begin+0xa5/0x8c0 [ 223.538058] ? do_raw_spin_unlock+0xa7/0x330 [ 223.542476] fallback_alloc+0x204/0x2e0 [ 223.546454] ____cache_alloc_node+0x1c7/0x1e0 [ 223.550962] kmem_cache_alloc_node+0xe3/0x730 [ 223.555455] ? ipv6_get_ifaddr+0x42e/0x620 [ 223.559695] __alloc_skb+0x119/0x770 [ 223.563407] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 223.568690] ? netdev_alloc_frag+0x1f0/0x1f0 [ 223.573107] ? lock_downgrade+0x900/0x900 [ 223.577269] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.582829] ? refcount_sub_and_test_checked+0x203/0x310 [ 223.588284] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 223.593737] ? addrconf_rs_timer+0x690/0x690 [ 223.598152] ndisc_alloc_skb+0x144/0x340 [ 223.602216] ndisc_send_rs+0x331/0x6e0 [ 223.606106] addrconf_rs_timer+0x314/0x690 [ 223.610341] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 223.614582] call_timer_fn+0x272/0x920 [ 223.618474] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 223.622706] ? process_timeout+0x40/0x40 [ 223.626769] ? __run_timers+0x7da/0xc70 [ 223.630746] ? _raw_spin_unlock_irq+0x27/0x80 [ 223.635238] ? _raw_spin_unlock_irq+0x27/0x80 [ 223.639732] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 223.643972] ? lockdep_hardirqs_on+0x296/0x5b0 [ 223.648551] ? trace_hardirqs_on+0xbd/0x310 [ 223.652872] ? kasan_check_read+0x11/0x20 [ 223.657038] ? __run_timers+0x7da/0xc70 [ 223.661011] ? trace_hardirqs_off_caller+0x310/0x310 [ 223.666115] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 223.670352] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 223.674582] __run_timers+0x7e5/0xc70 [ 223.678386] ? timer_fixup_init+0x70/0x70 [ 223.682527] ? compat_start_thread+0x80/0x80 [ 223.686934] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.692483] ? _raw_spin_unlock_irq+0x60/0x80 [ 223.696976] ? finish_task_switch+0x1f4/0x910 [ 223.701470] ? finish_task_switch+0x1b4/0x910 [ 223.705969] ? __switch_to_asm+0x34/0x70 [ 223.710032] ? preempt_notifier_register+0x200/0x200 [ 223.715134] ? __switch_to_asm+0x34/0x70 [ 223.719189] ? __switch_to_asm+0x40/0x70 [ 223.723252] ? __switch_to_asm+0x34/0x70 [ 223.727308] ? __switch_to_asm+0x40/0x70 [ 223.731365] ? __switch_to_asm+0x34/0x70 [ 223.735424] ? __switch_to_asm+0x40/0x70 [ 223.739487] ? __switch_to_asm+0x40/0x70 [ 223.743553] ? pvclock_read_flags+0x160/0x160 [ 223.748065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.753601] ? check_preemption_disabled+0x48/0x280 [ 223.758623] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 223.764160] ? rcu_pm_notify+0xc0/0xc0 [ 223.768052] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.773585] ? check_preemption_disabled+0x48/0x280 [ 223.778598] run_timer_softirq+0x52/0xb0 [ 223.782655] ? rcu_read_lock_sched_held+0x14f/0x180 [ 223.787671] __do_softirq+0x308/0xb7e [ 223.791479] ? retint_kernel+0x2d/0x2d [ 223.795368] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 223.800481] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 223.805942] ? schedule+0x108/0x460 [ 223.809567] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 223.814325] ? __schedule+0x21d0/0x21d0 [ 223.818300] ? trace_hardirqs_off+0xb8/0x310 [ 223.822724] ? smpboot_thread_fn+0x68b/0xa00 [ 223.827131] ? trace_hardirqs_on+0x310/0x310 [ 223.831540] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 223.837075] ? check_preemption_disabled+0x48/0x280 [ 223.842086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.847617] ? takeover_tasklets+0xa90/0xa90 [ 223.852024] run_ksoftirqd+0x5e/0x100 [ 223.855819] smpboot_thread_fn+0x68b/0xa00 [ 223.860055] ? sort_range+0x30/0x30 [ 223.863682] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 223.868782] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 223.874313] ? __kthread_parkme+0xfb/0x1a0 [ 223.878544] ? sort_range+0x30/0x30 [ 223.882166] kthread+0x35a/0x440 [ 223.885533] ? kthread_stop+0x900/0x900 [ 223.889505] ret_from_fork+0x3a/0x50 [ 223.893225] warn_alloc_show_mem: 1 callbacks suppressed [ 223.893234] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 223.893236] Mem-Info: [ 223.893264] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 223.893264] active_file:14 inactive_file:13 isolated_file:0 [ 223.893264] unevictable:0 dirty:0 writeback:0 unstable:0 [ 223.893264] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 223.893264] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 223.893264] free:13782 free_pcp:155 free_cma:0 [ 223.898601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 223.898609] Call Trace: [ 223.905457] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 223.907852] dump_stack+0x244/0x39d [ 223.940710] 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 [ 223.950070] ? dump_stack_print_info.cold.1+0x20/0x20 [ 223.952625] lowmem_reserve[]: 0 2818 6321 6321 [ 223.980126] warn_alloc.cold.116+0xb7/0x1bd [ 223.983719] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 224.009826] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 224.015006] lowmem_reserve[]: 0 0 3503 3503 [ 224.019579] ? lock_downgrade+0x900/0x900 [ 224.023868] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 224.051278] ? trace_hardirqs_off+0xb8/0x310 [ 224.056089] lowmem_reserve[]: 0 0 0 0 [ 224.060417] ? trace_hardirqs_off+0xb8/0x310 [ 224.064535] 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 [ 224.093422] __alloc_pages_slowpath+0x26e8/0x2e10 [ 224.097802] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 224.101619] ? warn_alloc+0x120/0x120 [ 224.105977] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 224.119491] ? print_usage_bug+0xc0/0xc0 [ 224.124309] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 224.139554] ? warn_alloc+0x120/0x120 [ 224.143351] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 224.158454] ? warn_alloc+0x120/0x120 [ 224.162491] 165 total pagecache pages [ 224.171314] ? print_usage_bug+0xc0/0xc0 [ 224.175091] 0 pages in swap cache [ 224.183653] ? print_usage_bug+0xc0/0xc0 [ 224.187432] Swap cache stats: add 0, delete 0, find 0/0 [ 224.191224] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 224.195253] Free swap = 0kB [ 224.198695] ? should_fail+0x22d/0xd01 [ 224.202727] Total swap = 0kB [ 224.208083] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 224.213590] 1965979 pages RAM [ 224.216602] ? __lock_acquire+0x62f/0x4c20 [ 224.220462] 0 pages HighMem/MovableOnly [ 224.220469] 342854 pages reserved [ 224.223480] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 224.228554] 0 pages cma reserved [ 224.228622] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 224.231670] ? __lock_acquire+0x62f/0x4c20 [ 224.231684] ? should_fail+0x22d/0xd01 [ 224.235991] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 224.239892] ? find_held_lock+0x36/0x1c0 [ 224.243311] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 224.248409] ? mark_held_locks+0x130/0x130 [ 224.289556] ? mark_held_locks+0x130/0x130 [ 224.293786] ? zap_class+0x640/0x640 [ 224.297501] ? mark_held_locks+0xc7/0x130 [ 224.301643] ? do_raw_spin_unlock+0xa7/0x330 [ 224.306050] ? zap_class+0x640/0x640 [ 224.309761] ? print_usage_bug+0xc0/0xc0 [ 224.313827] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.319366] ? check_preemption_disabled+0x48/0x280 [ 224.324387] ? __lock_is_held+0xb5/0x140 [ 224.328449] __alloc_pages_nodemask+0xa80/0xde0 [ 224.333115] ? zap_class+0x640/0x640 [ 224.336834] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 224.341855] ? find_held_lock+0x36/0x1c0 [ 224.345932] ? ____cache_alloc_node+0x1c7/0x1e0 [ 224.350600] ? lock_downgrade+0x900/0x900 [ 224.354751] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.360289] cache_grow_begin+0xa5/0x8c0 [ 224.364362] ? do_raw_spin_unlock+0xa7/0x330 [ 224.368772] fallback_alloc+0x204/0x2e0 [ 224.372749] ____cache_alloc_node+0x1c7/0x1e0 [ 224.377243] kmem_cache_alloc_node+0xe3/0x730 [ 224.381735] ? ipv6_get_ifaddr+0x42e/0x620 [ 224.385988] __alloc_skb+0x119/0x770 [ 224.389700] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 224.394979] ? netdev_alloc_frag+0x1f0/0x1f0 [ 224.399383] ? lock_downgrade+0x900/0x900 [ 224.403536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.409070] ? refcount_sub_and_test_checked+0x203/0x310 [ 224.414519] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 224.419977] ? addrconf_rs_timer+0x690/0x690 [ 224.424394] ndisc_alloc_skb+0x144/0x340 [ 224.428453] ndisc_send_rs+0x331/0x6e0 [ 224.432345] addrconf_rs_timer+0x314/0x690 [ 224.436584] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 224.440829] call_timer_fn+0x272/0x920 [ 224.444718] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 224.448951] ? process_timeout+0x40/0x40 [ 224.453015] ? __run_timers+0x7da/0xc70 [ 224.456993] ? _raw_spin_unlock_irq+0x27/0x80 [ 224.461513] ? _raw_spin_unlock_irq+0x27/0x80 [ 224.466002] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 224.470236] ? lockdep_hardirqs_on+0x296/0x5b0 [ 224.474824] ? trace_hardirqs_on+0xbd/0x310 [ 224.479144] ? kasan_check_read+0x11/0x20 [ 224.483284] ? __run_timers+0x7da/0xc70 [ 224.487259] ? trace_hardirqs_off_caller+0x310/0x310 [ 224.492362] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 224.496597] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 224.500824] __run_timers+0x7e5/0xc70 [ 224.504629] ? timer_fixup_init+0x70/0x70 [ 224.508779] ? _raw_spin_unlock_irq+0x27/0x80 [ 224.513270] ? _raw_spin_unlock_irq+0x27/0x80 [ 224.517761] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 224.522341] ? trace_hardirqs_on+0xbd/0x310 [ 224.526656] ? kasan_check_read+0x11/0x20 [ 224.530803] ? finish_task_switch+0x1f4/0x910 [ 224.535297] ? trace_hardirqs_off_caller+0x310/0x310 [ 224.540395] ? compat_start_thread+0x80/0x80 [ 224.544826] ? pvclock_read_flags+0x160/0x160 [ 224.549316] ? __switch_to_asm+0x34/0x70 [ 224.553377] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.558916] ? check_preemption_disabled+0x48/0x280 [ 224.563940] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 224.569477] ? rcu_pm_notify+0xc0/0xc0 [ 224.573363] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.578906] ? check_preemption_disabled+0x48/0x280 [ 224.583929] run_timer_softirq+0x52/0xb0 [ 224.587988] ? rcu_read_lock_sched_held+0x14f/0x180 [ 224.593006] __do_softirq+0x308/0xb7e [ 224.596817] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 224.601920] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 224.606764] ? schedule+0x108/0x460 [ 224.610387] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 224.615151] ? trace_hardirqs_off+0xb8/0x310 [ 224.619561] ? smpboot_thread_fn+0x68b/0xa00 [ 224.623967] ? trace_hardirqs_on+0x310/0x310 [ 224.628371] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 224.634412] ? check_preemption_disabled+0x48/0x280 [ 224.639429] ? takeover_tasklets+0xa90/0xa90 [ 224.643833] run_ksoftirqd+0x5e/0x100 [ 224.647632] smpboot_thread_fn+0x68b/0xa00 [ 224.651876] ? sort_range+0x30/0x30 [ 224.655507] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 224.660605] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 224.666402] ? __kthread_parkme+0xfb/0x1a0 [ 224.670635] ? sort_range+0x30/0x30 [ 224.674260] kthread+0x35a/0x440 [ 224.677625] ? kthread_stop+0x900/0x900 [ 224.681596] ret_from_fork+0x3a/0x50 [ 224.685319] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 224.685380] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 224.692244] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 224.692251] Call Trace: [ 224.698796] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 224.708073] dump_stack+0x244/0x39d [ 224.710631] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 224.720935] ? dump_stack_print_info.cold.1+0x20/0x20 [ 224.734390] warn_alloc.cold.116+0xb7/0x1bd [ 224.738725] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 224.743566] ? lock_downgrade+0x900/0x900 [ 224.747715] ? trace_hardirqs_off+0xb8/0x310 [ 224.752126] ? trace_hardirqs_off+0xb8/0x310 [ 224.756538] __alloc_pages_slowpath+0x26e8/0x2e10 [ 224.761405] ? warn_alloc+0x120/0x120 [ 224.765206] ? print_usage_bug+0xc0/0xc0 [ 224.769262] ? warn_alloc+0x120/0x120 [ 224.773064] ? warn_alloc+0x120/0x120 [ 224.776870] ? print_usage_bug+0xc0/0xc0 [ 224.780936] ? print_usage_bug+0xc0/0xc0 [ 224.785017] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 224.790550] ? should_fail+0x22d/0xd01 [ 224.794437] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 224.800081] ? __lock_acquire+0x62f/0x4c20 [ 224.804422] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 224.809517] ? __lock_acquire+0x62f/0x4c20 [ 224.813759] ? should_fail+0x22d/0xd01 [ 224.817649] ? find_held_lock+0x36/0x1c0 [ 224.821714] ? mark_held_locks+0x130/0x130 [ 224.825948] ? mark_held_locks+0x130/0x130 [ 224.830179] ? zap_class+0x640/0x640 [ 224.834066] ? mark_held_locks+0xc7/0x130 [ 224.838209] ? do_raw_spin_unlock+0xa7/0x330 [ 224.842615] ? zap_class+0x640/0x640 [ 224.846329] ? print_usage_bug+0xc0/0xc0 [ 224.850395] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.856038] ? check_preemption_disabled+0x48/0x280 [ 224.861059] ? __lock_is_held+0xb5/0x140 [ 224.865123] __alloc_pages_nodemask+0xa80/0xde0 [ 224.869792] ? zap_class+0x640/0x640 [ 224.873506] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 224.878528] ? find_held_lock+0x36/0x1c0 [ 224.882595] ? ____cache_alloc_node+0x1c7/0x1e0 [ 224.887262] ? lock_downgrade+0x900/0x900 [ 224.891416] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.896966] cache_grow_begin+0xa5/0x8c0 [ 224.901031] ? do_raw_spin_unlock+0xa7/0x330 [ 224.905447] fallback_alloc+0x204/0x2e0 [ 224.909429] ____cache_alloc_node+0x1c7/0x1e0 [ 224.913933] kmem_cache_alloc_node+0xe3/0x730 [ 224.918425] ? ipv6_get_ifaddr+0x42e/0x620 [ 224.922666] __alloc_skb+0x119/0x770 [ 224.926379] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 224.931660] ? netdev_alloc_frag+0x1f0/0x1f0 [ 224.936072] ? lock_downgrade+0x900/0x900 [ 224.940233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.945769] ? refcount_sub_and_test_checked+0x203/0x310 [ 224.951233] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 224.956680] ? addrconf_rs_timer+0x690/0x690 [ 224.961096] ndisc_alloc_skb+0x144/0x340 [ 224.965157] ndisc_send_rs+0x331/0x6e0 [ 224.969043] addrconf_rs_timer+0x314/0x690 [ 224.973280] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 224.977523] call_timer_fn+0x272/0x920 [ 224.981408] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 224.985638] ? process_timeout+0x40/0x40 [ 224.989699] ? __run_timers+0x7da/0xc70 [ 224.993671] ? _raw_spin_unlock_irq+0x27/0x80 [ 224.998178] ? _raw_spin_unlock_irq+0x27/0x80 [ 225.002669] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 225.006902] ? lockdep_hardirqs_on+0x296/0x5b0 [ 225.011487] ? trace_hardirqs_on+0xbd/0x310 [ 225.015805] ? kasan_check_read+0x11/0x20 [ 225.019953] ? __run_timers+0x7da/0xc70 [ 225.023923] ? trace_hardirqs_off_caller+0x310/0x310 [ 225.029024] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 225.033256] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 225.037492] __run_timers+0x7e5/0xc70 [ 225.041300] ? timer_fixup_init+0x70/0x70 [ 225.045444] ? compat_start_thread+0x80/0x80 [ 225.049859] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.055398] ? _raw_spin_unlock_irq+0x60/0x80 [ 225.059891] ? finish_task_switch+0x1f4/0x910 [ 225.064385] ? finish_task_switch+0x1b4/0x910 [ 225.068875] ? __switch_to_asm+0x34/0x70 [ 225.072938] ? preempt_notifier_register+0x200/0x200 [ 225.078041] ? __switch_to_asm+0x34/0x70 [ 225.082096] ? __switch_to_asm+0x40/0x70 [ 225.086151] ? __switch_to_asm+0x34/0x70 [ 225.090211] ? __switch_to_asm+0x40/0x70 [ 225.094267] ? __switch_to_asm+0x34/0x70 [ 225.098325] ? __switch_to_asm+0x40/0x70 [ 225.102383] ? __switch_to_asm+0x40/0x70 [ 225.106448] ? pvclock_read_flags+0x160/0x160 [ 225.110942] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.116480] ? check_preemption_disabled+0x48/0x280 [ 225.121500] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 225.127038] ? rcu_pm_notify+0xc0/0xc0 [ 225.130938] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.136471] ? check_preemption_disabled+0x48/0x280 [ 225.141487] run_timer_softirq+0x52/0xb0 [ 225.145545] ? rcu_read_lock_sched_held+0x14f/0x180 [ 225.150558] __do_softirq+0x308/0xb7e [ 225.154364] ? retint_kernel+0x2d/0x2d [ 225.158251] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 225.163353] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 225.168804] ? schedule+0x108/0x460 [ 225.172436] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 225.177189] ? __schedule+0x21d0/0x21d0 [ 225.181166] ? trace_hardirqs_off+0xb8/0x310 [ 225.185571] ? smpboot_thread_fn+0x68b/0xa00 [ 225.189975] ? trace_hardirqs_on+0x310/0x310 [ 225.194386] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 225.199926] ? check_preemption_disabled+0x48/0x280 [ 225.204938] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.210477] ? takeover_tasklets+0xa90/0xa90 [ 225.214972] run_ksoftirqd+0x5e/0x100 [ 225.218772] smpboot_thread_fn+0x68b/0xa00 [ 225.223005] ? sort_range+0x30/0x30 [ 225.226631] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 225.231733] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 225.237267] ? __kthread_parkme+0xfb/0x1a0 [ 225.241511] ? sort_range+0x30/0x30 [ 225.245143] kthread+0x35a/0x440 [ 225.248508] ? kthread_stop+0x900/0x900 [ 225.252487] ret_from_fork+0x3a/0x50 [ 225.256219] warn_alloc_show_mem: 1 callbacks suppressed [ 225.256228] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 225.256230] Mem-Info: [ 225.256258] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 225.256258] active_file:14 inactive_file:13 isolated_file:0 [ 225.256258] unevictable:0 dirty:0 writeback:0 unstable:0 [ 225.256258] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 225.256258] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 225.256258] free:13782 free_pcp:155 free_cma:0 [ 225.261603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 225.268453] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 225.270930] Call Trace: [ 225.303802] 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 [ 225.313169] dump_stack+0x244/0x39d [ 225.340647] lowmem_reserve[]: 0 2818 6321 6321 [ 225.343235] ? dump_stack_print_info.cold.1+0x20/0x20 [ 225.369315] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 225.372967] warn_alloc.cold.116+0xb7/0x1bd [ 225.377510] lowmem_reserve[]: 0 0 3503 3503 [ 225.382698] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 225.410516] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 225.414846] ? lock_downgrade+0x900/0x900 [ 225.419137] lowmem_reserve[]: 0 0 0 0 [ 225.423975] ? trace_hardirqs_off+0xb8/0x310 [ 225.452926] 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 [ 225.457079] ? trace_hardirqs_off+0xb8/0x310 [ 225.460842] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 225.465254] __alloc_pages_slowpath+0x26e8/0x2e10 [ 225.478746] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 225.483172] ? warn_alloc+0x120/0x120 [ 225.498400] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 225.503230] ? print_usage_bug+0xc0/0xc0 [ 225.518293] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 225.522083] ? warn_alloc+0x120/0x120 [ 225.530900] 165 total pagecache pages [ 225.534951] ? warn_alloc+0x120/0x120 [ 225.543508] 0 pages in swap cache [ 225.547296] ? print_usage_bug+0xc0/0xc0 [ 225.551073] Swap cache stats: add 0, delete 0, find 0/0 [ 225.554867] ? print_usage_bug+0xc0/0xc0 [ 225.558292] Free swap = 0kB [ 225.562346] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 225.567674] Total swap = 0kB [ 225.571724] ? should_fail+0x22d/0xd01 [ 225.574715] 1965979 pages RAM [ 225.580242] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 225.583228] 0 pages HighMem/MovableOnly [ 225.583236] 342854 pages reserved [ 225.587126] ? __lock_acquire+0x62f/0x4c20 [ 225.590203] 0 pages cma reserved [ 225.595297] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 225.599301] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 225.602680] ? __lock_acquire+0x62f/0x4c20 [ 225.602695] ? should_fail+0x22d/0xd01 [ 225.606990] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 225.610282] ? find_held_lock+0x36/0x1c0 [ 225.615357] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 225.621844] ? mark_held_locks+0x130/0x130 [ 225.653173] ? mark_held_locks+0x130/0x130 [ 225.657404] ? zap_class+0x640/0x640 [ 225.661120] ? mark_held_locks+0xc7/0x130 [ 225.665265] ? do_raw_spin_unlock+0xa7/0x330 [ 225.669669] ? zap_class+0x640/0x640 [ 225.673383] ? print_usage_bug+0xc0/0xc0 [ 225.677443] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.682979] ? check_preemption_disabled+0x48/0x280 [ 225.688000] ? __lock_is_held+0xb5/0x140 [ 225.692069] __alloc_pages_nodemask+0xa80/0xde0 [ 225.696740] ? zap_class+0x640/0x640 [ 225.700454] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 225.705479] ? find_held_lock+0x36/0x1c0 [ 225.709545] ? ____cache_alloc_node+0x1c7/0x1e0 [ 225.714211] ? lock_downgrade+0x900/0x900 [ 225.718361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.723899] cache_grow_begin+0xa5/0x8c0 [ 225.727960] ? do_raw_spin_unlock+0xa7/0x330 [ 225.732371] fallback_alloc+0x204/0x2e0 [ 225.736345] ____cache_alloc_node+0x1c7/0x1e0 [ 225.740845] kmem_cache_alloc_node+0xe3/0x730 [ 225.745342] ? ipv6_get_ifaddr+0x42e/0x620 [ 225.749580] __alloc_skb+0x119/0x770 [ 225.753289] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 225.758563] ? netdev_alloc_frag+0x1f0/0x1f0 [ 225.762975] ? lock_downgrade+0x900/0x900 [ 225.767124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.772658] ? refcount_sub_and_test_checked+0x203/0x310 [ 225.778110] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 225.783556] ? addrconf_rs_timer+0x690/0x690 [ 225.787976] ndisc_alloc_skb+0x144/0x340 [ 225.792037] ndisc_send_rs+0x331/0x6e0 [ 225.795930] addrconf_rs_timer+0x314/0x690 [ 225.800163] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 225.804402] call_timer_fn+0x272/0x920 [ 225.808283] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 225.812514] ? process_timeout+0x40/0x40 [ 225.816576] ? __run_timers+0x7da/0xc70 [ 225.820548] ? _raw_spin_unlock_irq+0x27/0x80 [ 225.825039] ? _raw_spin_unlock_irq+0x27/0x80 [ 225.829532] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 225.833764] ? lockdep_hardirqs_on+0x296/0x5b0 [ 225.838358] ? trace_hardirqs_on+0xbd/0x310 [ 225.842675] ? kasan_check_read+0x11/0x20 [ 225.846819] ? __run_timers+0x7da/0xc70 [ 225.850799] ? trace_hardirqs_off_caller+0x310/0x310 [ 225.855901] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 225.860137] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 225.864367] __run_timers+0x7e5/0xc70 [ 225.868169] ? timer_fixup_init+0x70/0x70 [ 225.872331] ? _raw_spin_unlock_irq+0x27/0x80 [ 225.876838] ? _raw_spin_unlock_irq+0x27/0x80 [ 225.881329] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 225.885907] ? trace_hardirqs_on+0xbd/0x310 [ 225.890223] ? kasan_check_read+0x11/0x20 [ 225.894367] ? finish_task_switch+0x1f4/0x910 [ 225.898858] ? trace_hardirqs_off_caller+0x310/0x310 [ 225.903957] ? compat_start_thread+0x80/0x80 [ 225.908382] ? pvclock_read_flags+0x160/0x160 [ 225.912875] ? __switch_to_asm+0x34/0x70 [ 225.916935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.922468] ? check_preemption_disabled+0x48/0x280 [ 225.927490] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 225.933028] ? rcu_pm_notify+0xc0/0xc0 [ 225.936938] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.942472] ? check_preemption_disabled+0x48/0x280 [ 225.947487] run_timer_softirq+0x52/0xb0 [ 225.951549] ? rcu_read_lock_sched_held+0x14f/0x180 [ 225.956559] __do_softirq+0x308/0xb7e [ 225.960380] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 225.965480] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 225.970236] ? schedule+0x108/0x460 [ 225.973860] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 225.978622] ? trace_hardirqs_off+0xb8/0x310 [ 225.983031] ? smpboot_thread_fn+0x68b/0xa00 [ 225.987435] ? trace_hardirqs_on+0x310/0x310 [ 225.991841] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 225.997375] ? check_preemption_disabled+0x48/0x280 [ 226.002735] ? takeover_tasklets+0xa90/0xa90 [ 226.007162] run_ksoftirqd+0x5e/0x100 [ 226.010958] smpboot_thread_fn+0x68b/0xa00 [ 226.015278] ? sort_range+0x30/0x30 [ 226.018905] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 226.024004] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.029542] ? __kthread_parkme+0xfb/0x1a0 [ 226.033787] ? sort_range+0x30/0x30 [ 226.037408] kthread+0x35a/0x440 [ 226.040794] ? kthread_stop+0x900/0x900 [ 226.044783] ret_from_fork+0x3a/0x50 [ 226.048510] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 226.048569] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 226.055437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 226.055442] Call Trace: [ 226.055459] dump_stack+0x244/0x39d [ 226.055478] ? dump_stack_print_info.cold.1+0x20/0x20 [ 226.061989] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 226.071304] warn_alloc.cold.116+0xb7/0x1bd [ 226.073857] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 226.077473] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 226.107499] ? lock_downgrade+0x900/0x900 [ 226.111652] ? trace_hardirqs_off+0xb8/0x310 [ 226.116063] ? trace_hardirqs_off+0xb8/0x310 [ 226.120484] __alloc_pages_slowpath+0x26e8/0x2e10 [ 226.125359] ? warn_alloc+0x120/0x120 [ 226.129158] ? print_usage_bug+0xc0/0xc0 [ 226.133220] ? warn_alloc+0x120/0x120 [ 226.137018] ? warn_alloc+0x120/0x120 [ 226.140820] ? print_usage_bug+0xc0/0xc0 [ 226.144881] ? print_usage_bug+0xc0/0xc0 [ 226.148947] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.154482] ? should_fail+0x22d/0xd01 [ 226.158369] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 226.163468] ? __lock_acquire+0x62f/0x4c20 [ 226.167705] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 226.172890] ? __lock_acquire+0x62f/0x4c20 [ 226.177120] ? should_fail+0x22d/0xd01 [ 226.181003] ? find_held_lock+0x36/0x1c0 [ 226.185072] ? mark_held_locks+0x130/0x130 [ 226.189311] ? mark_held_locks+0x130/0x130 [ 226.193540] ? zap_class+0x640/0x640 [ 226.197255] ? mark_held_locks+0xc7/0x130 [ 226.201400] ? do_raw_spin_unlock+0xa7/0x330 [ 226.205809] ? zap_class+0x640/0x640 [ 226.209523] ? print_usage_bug+0xc0/0xc0 [ 226.213584] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.219120] ? check_preemption_disabled+0x48/0x280 [ 226.224139] ? __lock_is_held+0xb5/0x140 [ 226.228205] __alloc_pages_nodemask+0xa80/0xde0 [ 226.232872] ? zap_class+0x640/0x640 [ 226.236587] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 226.241608] ? find_held_lock+0x36/0x1c0 [ 226.245672] ? ____cache_alloc_node+0x1c7/0x1e0 [ 226.250350] ? lock_downgrade+0x900/0x900 [ 226.254500] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.260052] cache_grow_begin+0xa5/0x8c0 [ 226.264114] ? do_raw_spin_unlock+0xa7/0x330 [ 226.268525] fallback_alloc+0x204/0x2e0 [ 226.272502] ____cache_alloc_node+0x1c7/0x1e0 [ 226.277000] kmem_cache_alloc_node+0xe3/0x730 [ 226.281493] ? ipv6_get_ifaddr+0x42e/0x620 [ 226.285732] __alloc_skb+0x119/0x770 [ 226.289451] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 226.294728] ? netdev_alloc_frag+0x1f0/0x1f0 [ 226.299140] ? lock_downgrade+0x900/0x900 [ 226.303289] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.308827] ? refcount_sub_and_test_checked+0x203/0x310 [ 226.314283] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 226.319738] ? addrconf_rs_timer+0x690/0x690 [ 226.324153] ndisc_alloc_skb+0x144/0x340 [ 226.328217] ndisc_send_rs+0x331/0x6e0 [ 226.332122] addrconf_rs_timer+0x314/0x690 [ 226.336359] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 226.340600] call_timer_fn+0x272/0x920 [ 226.344484] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 226.348714] ? process_timeout+0x40/0x40 [ 226.352790] ? __run_timers+0x7da/0xc70 [ 226.356772] ? _raw_spin_unlock_irq+0x27/0x80 [ 226.361264] ? _raw_spin_unlock_irq+0x27/0x80 [ 226.365762] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 226.369994] ? lockdep_hardirqs_on+0x296/0x5b0 [ 226.374575] ? trace_hardirqs_on+0xbd/0x310 [ 226.378894] ? kasan_check_read+0x11/0x20 [ 226.383033] ? __run_timers+0x7da/0xc70 [ 226.387005] ? trace_hardirqs_off_caller+0x310/0x310 [ 226.392111] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 226.396362] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 226.400597] __run_timers+0x7e5/0xc70 [ 226.404403] ? timer_fixup_init+0x70/0x70 [ 226.408549] ? compat_start_thread+0x80/0x80 [ 226.412957] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.418494] ? _raw_spin_unlock_irq+0x60/0x80 [ 226.422986] ? finish_task_switch+0x1f4/0x910 [ 226.427476] ? finish_task_switch+0x1b4/0x910 [ 226.431969] ? __switch_to_asm+0x34/0x70 [ 226.436034] ? preempt_notifier_register+0x200/0x200 [ 226.441136] ? __switch_to_asm+0x34/0x70 [ 226.445282] ? __switch_to_asm+0x40/0x70 [ 226.449338] ? __switch_to_asm+0x34/0x70 [ 226.453394] ? __switch_to_asm+0x40/0x70 [ 226.457452] ? __switch_to_asm+0x34/0x70 [ 226.461519] ? __switch_to_asm+0x40/0x70 [ 226.465582] ? __switch_to_asm+0x40/0x70 [ 226.469655] ? pvclock_read_flags+0x160/0x160 [ 226.474149] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.479684] ? check_preemption_disabled+0x48/0x280 [ 226.484703] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 226.490258] ? rcu_pm_notify+0xc0/0xc0 [ 226.494142] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.499676] ? check_preemption_disabled+0x48/0x280 [ 226.504706] run_timer_softirq+0x52/0xb0 [ 226.508773] ? rcu_read_lock_sched_held+0x14f/0x180 [ 226.513789] __do_softirq+0x308/0xb7e [ 226.517590] ? retint_kernel+0x2d/0x2d [ 226.521475] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 226.526571] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 226.532025] ? schedule+0x108/0x460 [ 226.535648] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 226.540399] ? __schedule+0x21d0/0x21d0 [ 226.544379] ? trace_hardirqs_off+0xb8/0x310 [ 226.548786] ? smpboot_thread_fn+0x68b/0xa00 [ 226.553190] ? trace_hardirqs_on+0x310/0x310 [ 226.557596] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.563133] ? check_preemption_disabled+0x48/0x280 [ 226.568146] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.573677] ? takeover_tasklets+0xa90/0xa90 [ 226.578080] run_ksoftirqd+0x5e/0x100 [ 226.581876] smpboot_thread_fn+0x68b/0xa00 [ 226.586110] ? sort_range+0x30/0x30 [ 226.589739] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 226.594840] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.600370] ? __kthread_parkme+0xfb/0x1a0 [ 226.604602] ? sort_range+0x30/0x30 [ 226.608221] kthread+0x35a/0x440 [ 226.611614] ? kthread_stop+0x900/0x900 [ 226.615589] ret_from_fork+0x3a/0x50 [ 226.619309] warn_alloc_show_mem: 1 callbacks suppressed [ 226.619318] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 226.619320] Mem-Info: [ 226.619350] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 226.619350] active_file:14 inactive_file:13 isolated_file:0 [ 226.619350] unevictable:0 dirty:0 writeback:0 unstable:0 [ 226.619350] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 226.619350] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 226.619350] free:13782 free_pcp:155 free_cma:0 [ 226.624691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 226.632006] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 226.634399] Call Trace: [ 226.667257] 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 [ 226.676609] dump_stack+0x244/0x39d [ 226.704082] lowmem_reserve[]: 0 2818 6321 6321 [ 226.706671] ? dump_stack_print_info.cold.1+0x20/0x20 [ 226.732748] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 226.736382] warn_alloc.cold.116+0xb7/0x1bd [ 226.740939] lowmem_reserve[]: 0 0 3503 3503 [ 226.746129] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 226.773512] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 226.777827] ? lock_downgrade+0x900/0x900 [ 226.782118] lowmem_reserve[]: 0 0 0 0 [ 226.786956] ? trace_hardirqs_off+0xb8/0x310 [ 226.816667] 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 [ 226.820840] ? trace_hardirqs_off+0xb8/0x310 [ 226.824597] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 226.829187] __alloc_pages_slowpath+0x26e8/0x2e10 [ 226.842672] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 226.847114] ? warn_alloc+0x120/0x120 [ 226.862330] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 226.867154] ? print_usage_bug+0xc0/0xc0 [ 226.882214] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 226.885998] ? warn_alloc+0x120/0x120 [ 226.894978] 165 total pagecache pages [ 226.899026] ? warn_alloc+0x120/0x120 [ 226.907576] 0 pages in swap cache [ 226.911360] ? print_usage_bug+0xc0/0xc0 [ 226.915132] Swap cache stats: add 0, delete 0, find 0/0 [ 226.918916] ? print_usage_bug+0xc0/0xc0 [ 226.922338] Free swap = 0kB [ 226.926391] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.931717] Total swap = 0kB [ 226.931724] 1965979 pages RAM [ 226.935777] ? should_fail+0x22d/0xd01 [ 226.938761] 0 pages HighMem/MovableOnly [ 226.938768] 342854 pages reserved [ 226.944301] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 226.947290] 0 pages cma reserved [ 226.950386] ? __lock_acquire+0x62f/0x4c20 [ 226.954298] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 226.958205] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 226.961688] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 226.966730] ? __lock_acquire+0x62f/0x4c20 [ 226.970067] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 226.974284] ? should_fail+0x22d/0xd01 [ 226.974299] ? find_held_lock+0x36/0x1c0 [ 227.012963] ? mark_held_locks+0x130/0x130 [ 227.017198] ? mark_held_locks+0x130/0x130 [ 227.021428] ? zap_class+0x640/0x640 [ 227.025139] ? zap_class+0x640/0x640 [ 227.028851] ? print_usage_bug+0xc0/0xc0 [ 227.032907] ? do_raw_spin_unlock+0xa7/0x330 [ 227.037312] ? zap_class+0x640/0x640 [ 227.041023] ? print_usage_bug+0xc0/0xc0 [ 227.045077] ? wq_watchdog_touch+0x9c/0xfe [ 227.049311] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.054845] ? check_preemption_disabled+0x48/0x280 [ 227.059868] ? __lock_is_held+0xb5/0x140 [ 227.063931] __alloc_pages_nodemask+0xa80/0xde0 [ 227.068594] ? zap_class+0x640/0x640 [ 227.072307] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 227.077328] ? find_held_lock+0x36/0x1c0 [ 227.081397] ? ____cache_alloc_node+0x1c7/0x1e0 [ 227.086066] ? lock_downgrade+0x900/0x900 [ 227.090216] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.095755] cache_grow_begin+0xa5/0x8c0 [ 227.099815] ? do_raw_spin_unlock+0xa7/0x330 [ 227.104244] fallback_alloc+0x204/0x2e0 [ 227.108218] ____cache_alloc_node+0x1c7/0x1e0 [ 227.112719] kmem_cache_alloc_node+0xe3/0x730 [ 227.117210] ? ipv6_get_ifaddr+0x42e/0x620 [ 227.121461] __alloc_skb+0x119/0x770 [ 227.125170] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 227.130444] ? netdev_alloc_frag+0x1f0/0x1f0 [ 227.134848] ? lock_downgrade+0x900/0x900 [ 227.138999] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.144531] ? refcount_sub_and_test_checked+0x203/0x310 [ 227.149981] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 227.155426] ? addrconf_rs_timer+0x690/0x690 [ 227.159842] ndisc_alloc_skb+0x144/0x340 [ 227.163912] ndisc_send_rs+0x331/0x6e0 [ 227.167797] addrconf_rs_timer+0x314/0x690 [ 227.172121] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 227.176364] call_timer_fn+0x272/0x920 [ 227.180248] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 227.184481] ? process_timeout+0x40/0x40 [ 227.188544] ? __run_timers+0x7da/0xc70 [ 227.192518] ? _raw_spin_unlock_irq+0x27/0x80 [ 227.197008] ? _raw_spin_unlock_irq+0x27/0x80 [ 227.201496] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 227.205731] ? lockdep_hardirqs_on+0x296/0x5b0 [ 227.210314] ? trace_hardirqs_on+0xbd/0x310 [ 227.214638] ? kasan_check_read+0x11/0x20 [ 227.218795] ? __run_timers+0x7da/0xc70 [ 227.222778] ? trace_hardirqs_off_caller+0x310/0x310 [ 227.227898] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 227.232132] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 227.236364] __run_timers+0x7e5/0xc70 [ 227.240174] ? timer_fixup_init+0x70/0x70 [ 227.244322] ? _raw_spin_unlock_irq+0x27/0x80 [ 227.248814] ? _raw_spin_unlock_irq+0x27/0x80 [ 227.253306] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 227.257891] ? trace_hardirqs_on+0xbd/0x310 [ 227.262207] ? kasan_check_read+0x11/0x20 [ 227.266355] ? finish_task_switch+0x1f4/0x910 [ 227.270846] ? trace_hardirqs_off_caller+0x310/0x310 [ 227.275947] ? compat_start_thread+0x80/0x80 [ 227.280374] ? pvclock_read_flags+0x160/0x160 [ 227.284865] ? __switch_to_asm+0x34/0x70 [ 227.288926] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.294461] ? check_preemption_disabled+0x48/0x280 [ 227.299483] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 227.305016] ? rcu_pm_notify+0xc0/0xc0 [ 227.308906] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.314439] ? check_preemption_disabled+0x48/0x280 [ 227.319452] run_timer_softirq+0x52/0xb0 [ 227.323507] ? rcu_read_lock_sched_held+0x14f/0x180 [ 227.328517] __do_softirq+0x308/0xb7e [ 227.332322] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 227.337420] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 227.342175] ? schedule+0x108/0x460 [ 227.345796] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 227.350555] ? trace_hardirqs_off+0xb8/0x310 [ 227.354958] ? smpboot_thread_fn+0x68b/0xa00 [ 227.359360] ? trace_hardirqs_on+0x310/0x310 [ 227.363764] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 227.369299] ? check_preemption_disabled+0x48/0x280 [ 227.374312] ? takeover_tasklets+0xa90/0xa90 [ 227.378716] run_ksoftirqd+0x5e/0x100 [ 227.382513] smpboot_thread_fn+0x68b/0xa00 [ 227.386744] ? sort_range+0x30/0x30 [ 227.390365] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 227.395465] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 227.400996] ? __kthread_parkme+0xfb/0x1a0 [ 227.405245] ? sort_range+0x30/0x30 [ 227.408867] kthread+0x35a/0x440 [ 227.412242] ? kthread_stop+0x900/0x900 [ 227.416216] ret_from_fork+0x3a/0x50 [ 227.419939] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 227.420001] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 227.426868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 227.426873] Call Trace: [ 227.426890] dump_stack+0x244/0x39d [ 227.426909] ? dump_stack_print_info.cold.1+0x20/0x20 [ 227.433417] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 227.442809] warn_alloc.cold.116+0xb7/0x1bd [ 227.445357] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 227.448971] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 227.478198] ? lock_downgrade+0x900/0x900 [ 227.482348] ? trace_hardirqs_off+0xb8/0x310 [ 227.486755] ? trace_hardirqs_off+0xb8/0x310 [ 227.491172] __alloc_pages_slowpath+0x26e8/0x2e10 [ 227.496036] ? warn_alloc+0x120/0x120 [ 227.499830] ? print_usage_bug+0xc0/0xc0 [ 227.503887] ? warn_alloc+0x120/0x120 [ 227.507691] ? warn_alloc+0x120/0x120 [ 227.511490] ? print_usage_bug+0xc0/0xc0 [ 227.515550] ? print_usage_bug+0xc0/0xc0 [ 227.519616] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 227.525167] ? should_fail+0x22d/0xd01 [ 227.529056] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 227.534156] ? __lock_acquire+0x62f/0x4c20 [ 227.538388] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 227.543484] ? __lock_acquire+0x62f/0x4c20 [ 227.547713] ? should_fail+0x22d/0xd01 [ 227.551596] ? find_held_lock+0x36/0x1c0 [ 227.555669] ? mark_held_locks+0x130/0x130 [ 227.559906] ? mark_held_locks+0x130/0x130 [ 227.564133] ? zap_class+0x640/0x640 [ 227.567856] ? zap_class+0x640/0x640 [ 227.571566] ? print_usage_bug+0xc0/0xc0 [ 227.575620] ? do_raw_spin_unlock+0xa7/0x330 [ 227.580027] ? zap_class+0x640/0x640 [ 227.583736] ? print_usage_bug+0xc0/0xc0 [ 227.587790] ? wq_watchdog_touch+0x9c/0xfe [ 227.592021] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.597556] ? check_preemption_disabled+0x48/0x280 [ 227.602578] ? __lock_is_held+0xb5/0x140 [ 227.606652] __alloc_pages_nodemask+0xa80/0xde0 [ 227.611315] ? zap_class+0x640/0x640 [ 227.615026] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 227.620045] ? find_held_lock+0x36/0x1c0 [ 227.624107] ? ____cache_alloc_node+0x1c7/0x1e0 [ 227.628771] ? lock_downgrade+0x900/0x900 [ 227.633040] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.638580] cache_grow_begin+0xa5/0x8c0 [ 227.642642] ? do_raw_spin_unlock+0xa7/0x330 [ 227.647050] fallback_alloc+0x204/0x2e0 [ 227.651038] ____cache_alloc_node+0x1c7/0x1e0 [ 227.655535] kmem_cache_alloc_node+0xe3/0x730 [ 227.660025] ? ipv6_get_ifaddr+0x42e/0x620 [ 227.664262] __alloc_skb+0x119/0x770 [ 227.667973] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 227.673249] ? netdev_alloc_frag+0x1f0/0x1f0 [ 227.677655] ? lock_downgrade+0x900/0x900 [ 227.681802] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.687332] ? refcount_sub_and_test_checked+0x203/0x310 [ 227.692780] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 227.698223] ? addrconf_rs_timer+0x690/0x690 [ 227.702642] ndisc_alloc_skb+0x144/0x340 [ 227.706701] ndisc_send_rs+0x331/0x6e0 [ 227.710587] addrconf_rs_timer+0x314/0x690 [ 227.714821] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 227.719063] call_timer_fn+0x272/0x920 [ 227.722943] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 227.727170] ? process_timeout+0x40/0x40 [ 227.731229] ? __run_timers+0x7da/0xc70 [ 227.735201] ? _raw_spin_unlock_irq+0x27/0x80 [ 227.739711] ? _raw_spin_unlock_irq+0x27/0x80 [ 227.744196] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 227.748428] ? lockdep_hardirqs_on+0x296/0x5b0 [ 227.753004] ? trace_hardirqs_on+0xbd/0x310 [ 227.757327] ? kasan_check_read+0x11/0x20 [ 227.761466] ? __run_timers+0x7da/0xc70 [ 227.765435] ? trace_hardirqs_off_caller+0x310/0x310 [ 227.770535] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 227.774767] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 227.778994] __run_timers+0x7e5/0xc70 [ 227.782802] ? timer_fixup_init+0x70/0x70 [ 227.786945] ? compat_start_thread+0x80/0x80 [ 227.791352] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.796887] ? _raw_spin_unlock_irq+0x60/0x80 [ 227.801383] ? finish_task_switch+0x1f4/0x910 [ 227.805871] ? finish_task_switch+0x1b4/0x910 [ 227.810363] ? __switch_to_asm+0x34/0x70 [ 227.814422] ? preempt_notifier_register+0x200/0x200 [ 227.819524] ? __switch_to_asm+0x34/0x70 [ 227.823577] ? __switch_to_asm+0x40/0x70 [ 227.827663] ? __switch_to_asm+0x34/0x70 [ 227.831722] ? __switch_to_asm+0x40/0x70 [ 227.835774] ? __switch_to_asm+0x34/0x70 [ 227.839827] ? __switch_to_asm+0x40/0x70 [ 227.843888] ? __switch_to_asm+0x40/0x70 [ 227.847953] ? pvclock_read_flags+0x160/0x160 [ 227.852448] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.857979] ? check_preemption_disabled+0x48/0x280 [ 227.862995] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 227.868529] ? rcu_pm_notify+0xc0/0xc0 [ 227.872416] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.877947] ? check_preemption_disabled+0x48/0x280 [ 227.882962] run_timer_softirq+0x52/0xb0 [ 227.887017] ? rcu_read_lock_sched_held+0x14f/0x180 [ 227.892029] __do_softirq+0x308/0xb7e [ 227.895831] ? retint_kernel+0x2d/0x2d [ 227.899715] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 227.904813] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 227.910264] ? schedule+0x108/0x460 [ 227.913890] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 227.918643] ? __schedule+0x21d0/0x21d0 [ 227.922626] ? trace_hardirqs_off+0xb8/0x310 [ 227.927039] ? smpboot_thread_fn+0x68b/0xa00 [ 227.931446] ? trace_hardirqs_on+0x310/0x310 [ 227.935849] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 227.941381] ? check_preemption_disabled+0x48/0x280 [ 227.946391] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.951922] ? takeover_tasklets+0xa90/0xa90 [ 227.956328] run_ksoftirqd+0x5e/0x100 [ 227.960127] smpboot_thread_fn+0x68b/0xa00 [ 227.964360] ? sort_range+0x30/0x30 [ 227.967984] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 227.973085] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 227.978626] ? __kthread_parkme+0xfb/0x1a0 [ 227.982858] ? sort_range+0x30/0x30 [ 227.986480] kthread+0x35a/0x440 [ 227.989842] ? kthread_stop+0x900/0x900 [ 227.993818] ret_from_fork+0x3a/0x50 [ 227.997540] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 227.997544] warn_alloc_show_mem: 1 callbacks suppressed [ 227.997550] Mem-Info: [ 228.004384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 228.009747] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 228.009747] active_file:14 inactive_file:13 isolated_file:0 [ 228.009747] unevictable:0 dirty:0 writeback:0 unstable:0 [ 228.009747] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 228.009747] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 228.009747] free:13782 free_pcp:155 free_cma:0 [ 228.012114] Call Trace: [ 228.012133] dump_stack+0x244/0x39d [ 228.021496] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 228.054356] ? dump_stack_print_info.cold.1+0x20/0x20 [ 228.056916] 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 [ 228.060542] warn_alloc.cold.116+0xb7/0x1bd [ 228.087996] lowmem_reserve[]: 0 2818 6321 6321 [ 228.093187] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 228.119266] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 228.123678] ? lock_downgrade+0x900/0x900 [ 228.128222] lowmem_reserve[]: 0 0 3503 3503 [ 228.133065] ? trace_hardirqs_off+0xb8/0x310 [ 228.160444] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 228.164592] ? trace_hardirqs_off+0xb8/0x310 [ 228.168877] lowmem_reserve[]: 0 0 0 0 [ 228.173282] __alloc_pages_slowpath+0x26e8/0x2e10 [ 228.202132] 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 [ 228.206551] ? warn_alloc+0x120/0x120 [ 228.210296] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 228.215137] ? print_usage_bug+0xc0/0xc0 [ 228.228665] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 228.232458] ? warn_alloc+0x120/0x120 [ 228.247694] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 228.251740] ? warn_alloc+0x120/0x120 [ 228.266885] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 228.270677] ? print_usage_bug+0xc0/0xc0 [ 228.279485] 165 total pagecache pages [ 228.283273] ? print_usage_bug+0xc0/0xc0 [ 228.291822] 0 pages in swap cache [ 228.295869] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 228.299640] Swap cache stats: add 0, delete 0, find 0/0 [ 228.303686] ? should_fail+0x22d/0xd01 [ 228.307110] Free swap = 0kB [ 228.312641] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 228.317972] Total swap = 0kB [ 228.321844] ? __lock_acquire+0x62f/0x4c20 [ 228.324832] 1965979 pages RAM [ 228.329922] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 228.332905] 0 pages HighMem/MovableOnly [ 228.332912] 342854 pages reserved [ 228.337132] ? __lock_acquire+0x62f/0x4c20 [ 228.340207] 0 pages cma reserved [ 228.345289] ? should_fail+0x22d/0xd01 [ 228.345304] ? find_held_lock+0x36/0x1c0 [ 228.349305] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 228.352696] ? mark_held_locks+0x130/0x130 [ 228.356966] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 228.360251] ? mark_held_locks+0x130/0x130 [ 228.364109] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 228.368152] ? zap_class+0x640/0x640 [ 228.368166] ? zap_class+0x640/0x640 [ 228.405400] ? print_usage_bug+0xc0/0xc0 [ 228.409455] ? do_raw_spin_unlock+0xa7/0x330 [ 228.413859] ? zap_class+0x640/0x640 [ 228.417575] ? print_usage_bug+0xc0/0xc0 [ 228.421636] ? wq_watchdog_touch+0x9c/0xfe [ 228.425886] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 228.431417] ? check_preemption_disabled+0x48/0x280 [ 228.436438] ? __lock_is_held+0xb5/0x140 [ 228.440505] __alloc_pages_nodemask+0xa80/0xde0 [ 228.445167] ? zap_class+0x640/0x640 [ 228.448883] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 228.453917] ? find_held_lock+0x36/0x1c0 [ 228.457985] ? ____cache_alloc_node+0x1c7/0x1e0 [ 228.462653] ? lock_downgrade+0x900/0x900 [ 228.466801] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 228.472338] cache_grow_begin+0xa5/0x8c0 [ 228.476392] ? do_raw_spin_unlock+0xa7/0x330 [ 228.480800] fallback_alloc+0x204/0x2e0 [ 228.484776] ____cache_alloc_node+0x1c7/0x1e0 [ 228.489271] kmem_cache_alloc_node+0xe3/0x730 [ 228.493762] ? ipv6_get_ifaddr+0x42e/0x620 [ 228.497998] __alloc_skb+0x119/0x770 [ 228.501704] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 228.506984] ? netdev_alloc_frag+0x1f0/0x1f0 [ 228.511388] ? lock_downgrade+0x900/0x900 [ 228.515540] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 228.521081] ? refcount_sub_and_test_checked+0x203/0x310 [ 228.526528] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 228.531978] ? addrconf_rs_timer+0x690/0x690 [ 228.536393] ndisc_alloc_skb+0x144/0x340 [ 228.540456] ndisc_send_rs+0x331/0x6e0 [ 228.544340] addrconf_rs_timer+0x314/0x690 [ 228.548581] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 228.552824] call_timer_fn+0x272/0x920 [ 228.556707] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 228.560936] ? process_timeout+0x40/0x40 [ 228.564995] ? __run_timers+0x7da/0xc70 [ 228.568979] ? _raw_spin_unlock_irq+0x27/0x80 [ 228.573471] ? _raw_spin_unlock_irq+0x27/0x80 [ 228.577964] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 228.582193] ? lockdep_hardirqs_on+0x296/0x5b0 [ 228.586775] ? trace_hardirqs_on+0xbd/0x310 [ 228.591090] ? kasan_check_read+0x11/0x20 [ 228.595230] ? __run_timers+0x7da/0xc70 [ 228.599201] ? trace_hardirqs_off_caller+0x310/0x310 [ 228.604299] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 228.608604] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 228.612838] __run_timers+0x7e5/0xc70 [ 228.616641] ? timer_fixup_init+0x70/0x70 [ 228.620783] ? _raw_spin_unlock_irq+0x27/0x80 [ 228.625272] ? _raw_spin_unlock_irq+0x27/0x80 [ 228.630260] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 228.634840] ? trace_hardirqs_on+0xbd/0x310 [ 228.639158] ? kasan_check_read+0x11/0x20 [ 228.643302] ? finish_task_switch+0x1f4/0x910 [ 228.647791] ? trace_hardirqs_off_caller+0x310/0x310 [ 228.652886] ? compat_start_thread+0x80/0x80 [ 228.657306] ? pvclock_read_flags+0x160/0x160 [ 228.661796] ? __switch_to_asm+0x34/0x70 [ 228.665877] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 228.671411] ? check_preemption_disabled+0x48/0x280 [ 228.676433] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 228.681967] ? rcu_pm_notify+0xc0/0xc0 [ 228.685852] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 228.691386] ? check_preemption_disabled+0x48/0x280 [ 228.696400] run_timer_softirq+0x52/0xb0 [ 228.700900] ? rcu_read_lock_sched_held+0x14f/0x180 [ 228.705914] __do_softirq+0x308/0xb7e [ 228.709720] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 228.714819] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 228.719584] ? schedule+0x108/0x460 [ 228.723204] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 228.727964] ? trace_hardirqs_off+0xb8/0x310 [ 228.732374] ? smpboot_thread_fn+0x68b/0xa00 [ 228.736777] ? trace_hardirqs_on+0x310/0x310 [ 228.741179] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 228.746711] ? check_preemption_disabled+0x48/0x280 [ 228.751719] ? takeover_tasklets+0xa90/0xa90 [ 228.756126] run_ksoftirqd+0x5e/0x100 [ 228.759920] smpboot_thread_fn+0x68b/0xa00 [ 228.764154] ? sort_range+0x30/0x30 [ 228.767776] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 228.772876] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 228.778405] ? __kthread_parkme+0xfb/0x1a0 [ 228.782635] ? sort_range+0x30/0x30 [ 228.786254] kthread+0x35a/0x440 [ 228.789620] ? kthread_stop+0x900/0x900 [ 228.793593] ret_from_fork+0x3a/0x50 [ 228.797622] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 228.797696] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 228.804545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 228.804550] Call Trace: [ 228.804568] dump_stack+0x244/0x39d [ 228.804587] ? dump_stack_print_info.cold.1+0x20/0x20 [ 228.811093] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 228.820398] warn_alloc.cold.116+0xb7/0x1bd [ 228.822946] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 228.826574] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 228.855812] ? lock_downgrade+0x900/0x900 [ 228.859960] ? trace_hardirqs_off+0xb8/0x310 [ 228.864373] ? trace_hardirqs_off+0xb8/0x310 [ 228.868781] __alloc_pages_slowpath+0x26e8/0x2e10 [ 228.873646] ? warn_alloc+0x120/0x120 [ 228.877442] ? print_usage_bug+0xc0/0xc0 [ 228.881499] ? warn_alloc+0x120/0x120 [ 228.885307] ? warn_alloc+0x120/0x120 [ 228.889198] ? print_usage_bug+0xc0/0xc0 [ 228.893256] ? print_usage_bug+0xc0/0xc0 [ 228.897319] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 228.902849] ? should_fail+0x22d/0xd01 [ 228.906732] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 228.911829] ? __lock_acquire+0x62f/0x4c20 [ 228.916064] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 228.921165] ? __lock_acquire+0x62f/0x4c20 [ 228.925391] ? should_fail+0x22d/0xd01 [ 228.929273] ? find_held_lock+0x36/0x1c0 [ 228.933337] ? mark_held_locks+0x130/0x130 [ 228.937575] ? mark_held_locks+0x130/0x130 [ 228.941804] ? zap_class+0x640/0x640 [ 228.945528] ? mark_held_locks+0xc7/0x130 [ 228.949667] ? do_raw_spin_unlock+0xa7/0x330 [ 228.954073] ? zap_class+0x640/0x640 [ 228.957782] ? print_usage_bug+0xc0/0xc0 [ 228.961840] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 228.967370] ? check_preemption_disabled+0x48/0x280 [ 228.972391] ? __lock_is_held+0xb5/0x140 [ 228.976450] __alloc_pages_nodemask+0xa80/0xde0 [ 228.981117] ? zap_class+0x640/0x640 [ 228.984828] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 228.989849] ? find_held_lock+0x36/0x1c0 [ 228.993916] ? ____cache_alloc_node+0x1c7/0x1e0 [ 228.998579] ? lock_downgrade+0x900/0x900 [ 229.002726] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.008260] cache_grow_begin+0xa5/0x8c0 [ 229.012315] ? do_raw_spin_unlock+0xa7/0x330 [ 229.016724] fallback_alloc+0x204/0x2e0 [ 229.020696] ____cache_alloc_node+0x1c7/0x1e0 [ 229.025189] kmem_cache_alloc_node+0xe3/0x730 [ 229.029677] ? ipv6_get_ifaddr+0x42e/0x620 [ 229.033917] __alloc_skb+0x119/0x770 [ 229.037625] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 229.042899] ? netdev_alloc_frag+0x1f0/0x1f0 [ 229.047305] ? lock_downgrade+0x900/0x900 [ 229.051456] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.056990] ? refcount_sub_and_test_checked+0x203/0x310 [ 229.062436] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 229.067882] ? addrconf_rs_timer+0x690/0x690 [ 229.072294] ndisc_alloc_skb+0x144/0x340 [ 229.076353] ndisc_send_rs+0x331/0x6e0 [ 229.080237] addrconf_rs_timer+0x314/0x690 [ 229.084468] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 229.088708] call_timer_fn+0x272/0x920 [ 229.092588] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 229.096838] ? process_timeout+0x40/0x40 [ 229.101419] ? __run_timers+0x7da/0xc70 [ 229.105392] ? _raw_spin_unlock_irq+0x27/0x80 [ 229.109881] ? _raw_spin_unlock_irq+0x27/0x80 [ 229.114368] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 229.118596] ? lockdep_hardirqs_on+0x296/0x5b0 [ 229.123178] ? trace_hardirqs_on+0xbd/0x310 [ 229.127492] ? kasan_check_read+0x11/0x20 [ 229.131640] ? __run_timers+0x7da/0xc70 [ 229.135613] ? trace_hardirqs_off_caller+0x310/0x310 [ 229.140715] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 229.144948] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 229.149173] __run_timers+0x7e5/0xc70 [ 229.152974] ? timer_fixup_init+0x70/0x70 [ 229.157117] ? compat_start_thread+0x80/0x80 [ 229.161525] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.167063] ? _raw_spin_unlock_irq+0x60/0x80 [ 229.171555] ? finish_task_switch+0x1f4/0x910 [ 229.176045] ? finish_task_switch+0x1b4/0x910 [ 229.180534] ? __switch_to_asm+0x34/0x70 [ 229.184590] ? preempt_notifier_register+0x200/0x200 [ 229.189693] ? __switch_to_asm+0x34/0x70 [ 229.193745] ? __switch_to_asm+0x40/0x70 [ 229.197800] ? __switch_to_asm+0x34/0x70 [ 229.201854] ? __switch_to_asm+0x40/0x70 [ 229.205910] ? __switch_to_asm+0x34/0x70 [ 229.209967] ? __switch_to_asm+0x40/0x70 [ 229.214025] ? __switch_to_asm+0x40/0x70 [ 229.218088] ? pvclock_read_flags+0x160/0x160 [ 229.222581] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.228114] ? check_preemption_disabled+0x48/0x280 [ 229.233131] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 229.238664] ? rcu_pm_notify+0xc0/0xc0 [ 229.242550] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.248083] ? check_preemption_disabled+0x48/0x280 [ 229.253096] run_timer_softirq+0x52/0xb0 [ 229.257152] ? rcu_read_lock_sched_held+0x14f/0x180 [ 229.262160] __do_softirq+0x308/0xb7e [ 229.265958] ? retint_kernel+0x2d/0x2d [ 229.269849] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 229.274965] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 229.280420] ? schedule+0x108/0x460 [ 229.284043] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 229.288793] ? __schedule+0x21d0/0x21d0 [ 229.292766] ? trace_hardirqs_off+0xb8/0x310 [ 229.297172] ? smpboot_thread_fn+0x68b/0xa00 [ 229.301574] ? trace_hardirqs_on+0x310/0x310 [ 229.305976] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 229.311518] ? check_preemption_disabled+0x48/0x280 [ 229.316528] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.322061] ? takeover_tasklets+0xa90/0xa90 [ 229.326475] run_ksoftirqd+0x5e/0x100 [ 229.330275] smpboot_thread_fn+0x68b/0xa00 [ 229.334511] ? sort_range+0x30/0x30 [ 229.338133] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 229.343229] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 229.348763] ? __kthread_parkme+0xfb/0x1a0 [ 229.352995] ? sort_range+0x30/0x30 [ 229.356619] kthread+0x35a/0x440 [ 229.359979] ? kthread_stop+0x900/0x900 [ 229.363953] ret_from_fork+0x3a/0x50 [ 229.367671] warn_alloc_show_mem: 1 callbacks suppressed [ 229.367681] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 229.367682] Mem-Info: [ 229.367712] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 229.367712] active_file:14 inactive_file:13 isolated_file:0 [ 229.367712] unevictable:0 dirty:0 writeback:0 unstable:0 [ 229.367712] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 229.367712] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 229.367712] free:13782 free_pcp:155 free_cma:0 [ 229.373040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 229.373047] Call Trace: [ 229.379886] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 229.382285] dump_stack+0x244/0x39d [ 229.415582] 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 [ 229.424929] ? dump_stack_print_info.cold.1+0x20/0x20 [ 229.427489] lowmem_reserve[]: 0 2818 6321 6321 [ 229.454985] warn_alloc.cold.116+0xb7/0x1bd [ 229.458574] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 229.484669] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 229.489833] lowmem_reserve[]: 0 0 3503 3503 [ 229.494409] ? lock_downgrade+0x900/0x900 [ 229.498703] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 229.526111] ? trace_hardirqs_off+0xb8/0x310 [ 229.530924] lowmem_reserve[]: 0 0 0 0 [ 229.535240] ? trace_hardirqs_off+0xb8/0x310 [ 229.539355] 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 [ 229.568237] __alloc_pages_slowpath+0x26e8/0x2e10 [ 229.572615] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 229.576431] ? warn_alloc+0x120/0x120 [ 229.580791] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 229.594303] ? print_usage_bug+0xc0/0xc0 [ 229.599123] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 229.614364] ? warn_alloc+0x120/0x120 [ 229.618139] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 229.633206] ? warn_alloc+0x120/0x120 [ 229.637242] 165 total pagecache pages [ 229.646062] ? print_usage_bug+0xc0/0xc0 [ 229.649838] 0 pages in swap cache [ 229.658396] ? print_usage_bug+0xc0/0xc0 [ 229.662173] Swap cache stats: add 0, delete 0, find 0/0 [ 229.665963] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 229.669991] Free swap = 0kB [ 229.673434] ? should_fail+0x22d/0xd01 [ 229.677473] Total swap = 0kB [ 229.682825] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 229.688330] 1965979 pages RAM [ 229.691335] ? __lock_acquire+0x62f/0x4c20 [ 229.695192] 0 pages HighMem/MovableOnly [ 229.698199] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 229.703265] 342854 pages reserved [ 229.703272] 0 pages cma reserved [ 229.706362] ? __lock_acquire+0x62f/0x4c20 [ 229.710621] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 229.714521] ? should_fail+0x22d/0xd01 [ 229.714535] ? find_held_lock+0x36/0x1c0 [ 229.714557] ? mark_held_locks+0x130/0x130 [ 229.719693] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 229.723080] ? mark_held_locks+0x130/0x130 [ 229.726415] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 229.730628] ? zap_class+0x640/0x640 [ 229.730643] ? zap_class+0x640/0x640 [ 229.776703] ? print_usage_bug+0xc0/0xc0 [ 229.780755] ? do_raw_spin_unlock+0xa7/0x330 [ 229.785157] ? zap_class+0x640/0x640 [ 229.788865] ? print_usage_bug+0xc0/0xc0 [ 229.792922] ? wq_watchdog_touch+0x9c/0xfe [ 229.797155] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.802687] ? check_preemption_disabled+0x48/0x280 [ 229.807707] ? __lock_is_held+0xb5/0x140 [ 229.811771] __alloc_pages_nodemask+0xa80/0xde0 [ 229.816437] ? zap_class+0x640/0x640 [ 229.820159] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 229.825177] ? find_held_lock+0x36/0x1c0 [ 229.829242] ? ____cache_alloc_node+0x1c7/0x1e0 [ 229.833909] ? lock_downgrade+0x900/0x900 [ 229.838058] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.843597] cache_grow_begin+0xa5/0x8c0 [ 229.847654] ? do_raw_spin_unlock+0xa7/0x330 [ 229.852066] fallback_alloc+0x204/0x2e0 [ 229.856041] ____cache_alloc_node+0x1c7/0x1e0 [ 229.860542] kmem_cache_alloc_node+0xe3/0x730 [ 229.865035] ? ipv6_get_ifaddr+0x42e/0x620 [ 229.869271] __alloc_skb+0x119/0x770 [ 229.872982] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 229.878254] ? netdev_alloc_frag+0x1f0/0x1f0 [ 229.882660] ? lock_downgrade+0x900/0x900 [ 229.886806] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.892355] ? refcount_sub_and_test_checked+0x203/0x310 [ 229.897803] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 229.903257] ? addrconf_rs_timer+0x690/0x690 [ 229.907673] ndisc_alloc_skb+0x144/0x340 [ 229.911734] ndisc_send_rs+0x331/0x6e0 [ 229.915620] addrconf_rs_timer+0x314/0x690 [ 229.919857] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 229.924102] call_timer_fn+0x272/0x920 [ 229.927988] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 229.932224] ? process_timeout+0x40/0x40 [ 229.936291] ? __run_timers+0x7da/0xc70 [ 229.940267] ? _raw_spin_unlock_irq+0x27/0x80 [ 229.944755] ? _raw_spin_unlock_irq+0x27/0x80 [ 229.949243] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 229.953475] ? lockdep_hardirqs_on+0x296/0x5b0 [ 229.958052] ? trace_hardirqs_on+0xbd/0x310 [ 229.962370] ? kasan_check_read+0x11/0x20 [ 229.966509] ? __run_timers+0x7da/0xc70 [ 229.970482] ? trace_hardirqs_off_caller+0x310/0x310 [ 229.975584] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 229.979816] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 229.984047] __run_timers+0x7e5/0xc70 [ 229.987863] ? timer_fixup_init+0x70/0x70 [ 229.992009] ? _raw_spin_unlock_irq+0x27/0x80 [ 229.996498] ? _raw_spin_unlock_irq+0x27/0x80 [ 230.000988] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 230.005567] ? trace_hardirqs_on+0xbd/0x310 [ 230.009881] ? kasan_check_read+0x11/0x20 [ 230.014025] ? finish_task_switch+0x1f4/0x910 [ 230.018515] ? trace_hardirqs_off_caller+0x310/0x310 [ 230.023612] ? compat_start_thread+0x80/0x80 [ 230.028038] ? pvclock_read_flags+0x160/0x160 [ 230.032529] ? __switch_to_asm+0x34/0x70 [ 230.036585] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.042121] ? check_preemption_disabled+0x48/0x280 [ 230.047139] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 230.052671] ? rcu_pm_notify+0xc0/0xc0 [ 230.056553] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.062088] ? check_preemption_disabled+0x48/0x280 [ 230.067105] run_timer_softirq+0x52/0xb0 [ 230.071159] ? rcu_read_lock_sched_held+0x14f/0x180 [ 230.076170] __do_softirq+0x308/0xb7e [ 230.079977] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 230.085075] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 230.089829] ? schedule+0x108/0x460 [ 230.093459] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 230.098217] ? trace_hardirqs_off+0xb8/0x310 [ 230.102620] ? smpboot_thread_fn+0x68b/0xa00 [ 230.107024] ? trace_hardirqs_on+0x310/0x310 [ 230.111434] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 230.116969] ? check_preemption_disabled+0x48/0x280 [ 230.121980] ? takeover_tasklets+0xa90/0xa90 [ 230.126384] run_ksoftirqd+0x5e/0x100 [ 230.130183] smpboot_thread_fn+0x68b/0xa00 [ 230.134413] ? sort_range+0x30/0x30 [ 230.138052] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 230.143157] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 230.148690] ? __kthread_parkme+0xfb/0x1a0 [ 230.152919] ? sort_range+0x30/0x30 [ 230.156545] kthread+0x35a/0x440 [ 230.159910] ? kthread_stop+0x900/0x900 [ 230.163880] ret_from_fork+0x3a/0x50 [ 230.167603] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 230.167663] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 230.174529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 230.174535] Call Trace: [ 230.174552] dump_stack+0x244/0x39d [ 230.174570] ? dump_stack_print_info.cold.1+0x20/0x20 [ 230.181115] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 230.190387] warn_alloc.cold.116+0xb7/0x1bd [ 230.192945] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 230.196557] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 230.225895] ? lock_downgrade+0x900/0x900 [ 230.230136] ? trace_hardirqs_off+0xb8/0x310 [ 230.234548] ? trace_hardirqs_off+0xb8/0x310 [ 230.238961] __alloc_pages_slowpath+0x26e8/0x2e10 [ 230.243822] ? warn_alloc+0x120/0x120 [ 230.247620] ? print_usage_bug+0xc0/0xc0 [ 230.251680] ? warn_alloc+0x120/0x120 [ 230.255478] ? warn_alloc+0x120/0x120 [ 230.259273] ? print_usage_bug+0xc0/0xc0 [ 230.263334] ? print_usage_bug+0xc0/0xc0 [ 230.267398] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 230.272941] ? should_fail+0x22d/0xd01 [ 230.276830] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 230.281937] ? __lock_acquire+0x62f/0x4c20 [ 230.286170] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 230.291268] ? __lock_acquire+0x62f/0x4c20 [ 230.295496] ? should_fail+0x22d/0xd01 [ 230.299379] ? find_held_lock+0x36/0x1c0 [ 230.303456] ? mark_held_locks+0x130/0x130 [ 230.307689] ? mark_held_locks+0x130/0x130 [ 230.311925] ? lock_downgrade+0x900/0x900 [ 230.316077] ? zap_class+0x640/0x640 [ 230.319784] ? print_usage_bug+0xc0/0xc0 [ 230.323837] ? trace_hardirqs_off+0xb8/0x310 [ 230.328247] ? kasan_check_read+0x11/0x20 [ 230.332401] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.337948] ? check_preemption_disabled+0x48/0x280 [ 230.342964] ? __lock_is_held+0xb5/0x140 [ 230.347024] __alloc_pages_nodemask+0xa80/0xde0 [ 230.351687] ? zap_class+0x640/0x640 [ 230.355397] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 230.360431] ? find_held_lock+0x36/0x1c0 [ 230.364497] ? ____cache_alloc_node+0x1c7/0x1e0 [ 230.369164] ? lock_downgrade+0x900/0x900 [ 230.373313] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.378853] cache_grow_begin+0xa5/0x8c0 [ 230.382907] ? do_raw_spin_unlock+0xa7/0x330 [ 230.387324] fallback_alloc+0x204/0x2e0 [ 230.391297] ____cache_alloc_node+0x1c7/0x1e0 [ 230.395789] kmem_cache_alloc_node+0xe3/0x730 [ 230.400279] ? ipv6_get_ifaddr+0x42e/0x620 [ 230.404521] __alloc_skb+0x119/0x770 [ 230.408228] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 230.413504] ? netdev_alloc_frag+0x1f0/0x1f0 [ 230.417910] ? lock_downgrade+0x900/0x900 [ 230.422079] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.427610] ? refcount_sub_and_test_checked+0x203/0x310 [ 230.433075] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 230.438522] ? addrconf_rs_timer+0x690/0x690 [ 230.442942] ndisc_alloc_skb+0x144/0x340 [ 230.447003] ndisc_send_rs+0x331/0x6e0 [ 230.450891] addrconf_rs_timer+0x314/0x690 [ 230.455124] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 230.459362] call_timer_fn+0x272/0x920 [ 230.463244] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 230.467472] ? process_timeout+0x40/0x40 [ 230.471536] ? __run_timers+0x7da/0xc70 [ 230.475507] ? _raw_spin_unlock_irq+0x27/0x80 [ 230.480001] ? _raw_spin_unlock_irq+0x27/0x80 [ 230.484488] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 230.488715] ? lockdep_hardirqs_on+0x296/0x5b0 [ 230.493291] ? trace_hardirqs_on+0xbd/0x310 [ 230.497607] ? kasan_check_read+0x11/0x20 [ 230.501751] ? __run_timers+0x7da/0xc70 [ 230.505725] ? trace_hardirqs_off_caller+0x310/0x310 [ 230.510832] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 230.515058] __run_timers+0x7e5/0xc70 [ 230.518862] ? timer_fixup_init+0x70/0x70 [ 230.523004] ? compat_start_thread+0x80/0x80 [ 230.527416] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.532956] ? _raw_spin_unlock_irq+0x60/0x80 [ 230.537448] ? finish_task_switch+0x1f4/0x910 [ 230.541948] ? finish_task_switch+0x1b4/0x910 [ 230.546442] ? __switch_to_asm+0x34/0x70 [ 230.550503] ? preempt_notifier_register+0x200/0x200 [ 230.555603] ? __switch_to_asm+0x34/0x70 [ 230.559661] ? __switch_to_asm+0x40/0x70 [ 230.563715] ? __switch_to_asm+0x34/0x70 [ 230.567769] ? __switch_to_asm+0x40/0x70 [ 230.571822] ? __switch_to_asm+0x34/0x70 [ 230.575879] ? __switch_to_asm+0x40/0x70 [ 230.579938] ? __switch_to_asm+0x40/0x70 [ 230.584001] ? pvclock_read_flags+0x160/0x160 [ 230.588497] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.594032] ? check_preemption_disabled+0x48/0x280 [ 230.599074] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 230.604609] ? rcu_pm_notify+0xc0/0xc0 [ 230.608495] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.614028] ? check_preemption_disabled+0x48/0x280 [ 230.619044] run_timer_softirq+0x52/0xb0 [ 230.623105] ? rcu_read_lock_sched_held+0x14f/0x180 [ 230.628116] __do_softirq+0x308/0xb7e [ 230.632422] ? retint_kernel+0x2d/0x2d [ 230.636316] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 230.641421] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 230.646870] ? schedule+0x108/0x460 [ 230.650498] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 230.655248] ? __schedule+0x21d0/0x21d0 [ 230.659220] ? trace_hardirqs_off+0xb8/0x310 [ 230.663627] ? smpboot_thread_fn+0x68b/0xa00 [ 230.668028] ? trace_hardirqs_on+0x310/0x310 [ 230.672436] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 230.677971] ? check_preemption_disabled+0x48/0x280 [ 230.682985] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.688519] ? takeover_tasklets+0xa90/0xa90 [ 230.692924] run_ksoftirqd+0x5e/0x100 [ 230.696718] smpboot_thread_fn+0x68b/0xa00 [ 230.700947] ? sort_range+0x30/0x30 [ 230.704574] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 230.709671] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 230.715202] ? __kthread_parkme+0xfb/0x1a0 [ 230.719437] ? sort_range+0x30/0x30 [ 230.723062] kthread+0x35a/0x440 [ 230.726423] ? kthread_stop+0x900/0x900 [ 230.730400] ret_from_fork+0x3a/0x50 [ 230.734120] warn_alloc_show_mem: 1 callbacks suppressed [ 230.734129] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 230.734130] Mem-Info: [ 230.734159] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 230.734159] active_file:14 inactive_file:13 isolated_file:0 [ 230.734159] unevictable:0 dirty:0 writeback:0 unstable:0 [ 230.734159] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 230.734159] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 230.734159] free:13782 free_pcp:155 free_cma:0 [ 230.739496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 230.746333] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 230.748723] Call Trace: [ 230.781593] 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 [ 230.790947] dump_stack+0x244/0x39d [ 230.818920] lowmem_reserve[]: 0 2818 6321 6321 [ 230.821511] ? dump_stack_print_info.cold.1+0x20/0x20 [ 230.847577] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 230.851204] warn_alloc.cold.116+0xb7/0x1bd [ 230.855739] lowmem_reserve[]: 0 0 3503 3503 [ 230.860927] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 230.888309] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 230.892630] ? lock_downgrade+0x900/0x900 [ 230.896911] lowmem_reserve[]: 0 0 0 0 [ 230.901750] ? trace_hardirqs_off+0xb8/0x310 [ 230.930603] 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 [ 230.934748] ? trace_hardirqs_off+0xb8/0x310 [ 230.938520] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 230.942929] __alloc_pages_slowpath+0x26e8/0x2e10 [ 230.956417] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 230.960837] ? warn_alloc+0x120/0x120 [ 230.976051] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 230.980894] ? warn_alloc+0x120/0x120 [ 230.995954] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 230.995961] 165 total pagecache pages [ 230.999751] ? warn_alloc+0x120/0x120 [ 231.008561] 0 pages in swap cache [ 231.012343] ? print_usage_bug+0xc0/0xc0 [ 231.020912] Swap cache stats: add 0, delete 0, find 0/0 [ 231.024700] ? check_preemption_disabled+0x48/0x280 [ 231.028462] Free swap = 0kB [ 231.028469] Total swap = 0kB [ 231.031929] ? print_usage_bug+0xc0/0xc0 [ 231.035957] 1965979 pages RAM [ 231.041306] ? kasan_check_read+0x11/0x20 [ 231.041322] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 231.046311] 0 pages HighMem/MovableOnly [ 231.049315] ? rcu_softirq_qs+0x20/0x20 [ 231.052301] 342854 pages reserved [ 231.052308] 0 pages cma reserved [ 231.056362] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 231.059492] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 231.063572] ? should_fail+0x22d/0xd01 [ 231.068897] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 231.072787] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 231.076732] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 231.080175] ? __lock_acquire+0x62f/0x4c20 [ 231.123630] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 231.128743] ? __lock_acquire+0x62f/0x4c20 [ 231.132970] ? should_fail+0x22d/0xd01 [ 231.136864] ? mark_held_locks+0x130/0x130 [ 231.141096] ? mark_held_locks+0x130/0x130 [ 231.145327] ? __enqueue_entity+0x10d/0x1f0 [ 231.149653] ? zap_class+0x640/0x640 [ 231.153373] ? print_usage_bug+0xc0/0xc0 [ 231.157424] ? enqueue_entity+0x34b/0x20a0 [ 231.161656] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.167188] ? check_preemption_disabled+0x48/0x280 [ 231.172207] ? __lock_is_held+0xb5/0x140 [ 231.176272] __alloc_pages_nodemask+0xa80/0xde0 [ 231.180936] ? zap_class+0x640/0x640 [ 231.184650] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 231.189667] ? find_held_lock+0x36/0x1c0 [ 231.193731] ? ____cache_alloc_node+0x1c7/0x1e0 [ 231.198394] ? lock_downgrade+0x900/0x900 [ 231.202543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.208077] cache_grow_begin+0xa5/0x8c0 [ 231.212129] ? do_raw_spin_unlock+0xa7/0x330 [ 231.216537] fallback_alloc+0x204/0x2e0 [ 231.220510] ____cache_alloc_node+0x1c7/0x1e0 [ 231.225003] kmem_cache_alloc_node+0xe3/0x730 [ 231.229494] ? ipv6_get_ifaddr+0x42e/0x620 [ 231.233732] __alloc_skb+0x119/0x770 [ 231.237439] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 231.242712] ? netdev_alloc_frag+0x1f0/0x1f0 [ 231.247113] ? lock_downgrade+0x900/0x900 [ 231.251263] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.256799] ? refcount_sub_and_test_checked+0x203/0x310 [ 231.262246] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 231.267690] ? addrconf_rs_timer+0x690/0x690 [ 231.272105] ndisc_alloc_skb+0x144/0x340 [ 231.276165] ndisc_send_rs+0x331/0x6e0 [ 231.280063] addrconf_rs_timer+0x314/0x690 [ 231.284302] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 231.288554] call_timer_fn+0x272/0x920 [ 231.292437] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 231.296668] ? process_timeout+0x40/0x40 [ 231.300729] ? __run_timers+0x7da/0xc70 [ 231.304709] ? _raw_spin_unlock_irq+0x27/0x80 [ 231.309207] ? _raw_spin_unlock_irq+0x27/0x80 [ 231.313697] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 231.317928] ? lockdep_hardirqs_on+0x296/0x5b0 [ 231.322521] ? trace_hardirqs_on+0xbd/0x310 [ 231.326845] ? kasan_check_read+0x11/0x20 [ 231.330984] ? __run_timers+0x7da/0xc70 [ 231.334953] ? trace_hardirqs_off_caller+0x310/0x310 [ 231.340059] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 231.344289] __run_timers+0x7e5/0xc70 [ 231.348094] ? timer_fixup_init+0x70/0x70 [ 231.352235] ? _raw_spin_unlock_irq+0x27/0x80 [ 231.356727] ? _raw_spin_unlock_irq+0x27/0x80 [ 231.361221] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 231.365797] ? trace_hardirqs_on+0xbd/0x310 [ 231.370110] ? kasan_check_read+0x11/0x20 [ 231.374253] ? finish_task_switch+0x1f4/0x910 [ 231.378744] ? trace_hardirqs_off_caller+0x310/0x310 [ 231.383842] ? compat_start_thread+0x80/0x80 [ 231.388262] ? pvclock_read_flags+0x160/0x160 [ 231.392748] ? __switch_to_asm+0x34/0x70 [ 231.396802] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.402347] ? check_preemption_disabled+0x48/0x280 [ 231.407371] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 231.412915] ? rcu_pm_notify+0xc0/0xc0 [ 231.416799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.422335] ? check_preemption_disabled+0x48/0x280 [ 231.427360] run_timer_softirq+0x52/0xb0 [ 231.431416] ? rcu_read_lock_sched_held+0x14f/0x180 [ 231.436433] __do_softirq+0x308/0xb7e [ 231.440238] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 231.445350] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 231.450106] ? schedule+0x108/0x460 [ 231.453725] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 231.458482] ? trace_hardirqs_off+0xb8/0x310 [ 231.462884] ? smpboot_thread_fn+0x68b/0xa00 [ 231.467288] ? trace_hardirqs_on+0x310/0x310 [ 231.471701] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 231.477231] ? check_preemption_disabled+0x48/0x280 [ 231.482242] ? takeover_tasklets+0xa90/0xa90 [ 231.486648] run_ksoftirqd+0x5e/0x100 [ 231.490442] smpboot_thread_fn+0x68b/0xa00 [ 231.494677] ? sort_range+0x30/0x30 [ 231.498299] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 231.503422] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 231.508954] ? __kthread_parkme+0xfb/0x1a0 [ 231.513184] ? sort_range+0x30/0x30 [ 231.516802] kthread+0x35a/0x440 [ 231.520165] ? kthread_stop+0x900/0x900 [ 231.524136] ret_from_fork+0x3a/0x50 [ 231.527859] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 231.527919] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 231.534784] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 231.534789] Call Trace: [ 231.534806] dump_stack+0x244/0x39d [ 231.534824] ? dump_stack_print_info.cold.1+0x20/0x20 [ 231.541345] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 231.550649] warn_alloc.cold.116+0xb7/0x1bd [ 231.553200] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 231.556816] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 231.586051] ? lock_downgrade+0x900/0x900 [ 231.590200] ? trace_hardirqs_off+0xb8/0x310 [ 231.594610] ? trace_hardirqs_off+0xb8/0x310 [ 231.599025] __alloc_pages_slowpath+0x26e8/0x2e10 [ 231.603888] ? warn_alloc+0x120/0x120 [ 231.607686] ? print_usage_bug+0xc0/0xc0 [ 231.611740] ? warn_alloc+0x120/0x120 [ 231.615542] ? warn_alloc+0x120/0x120 [ 231.619341] ? print_usage_bug+0xc0/0xc0 [ 231.623400] ? print_usage_bug+0xc0/0xc0 [ 231.627467] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 231.633005] ? should_fail+0x22d/0xd01 [ 231.636892] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 231.641994] ? __lock_acquire+0x62f/0x4c20 [ 231.646230] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 231.651335] ? __lock_acquire+0x62f/0x4c20 [ 231.655561] ? should_fail+0x22d/0xd01 [ 231.659443] ? find_held_lock+0x36/0x1c0 [ 231.663504] ? mark_held_locks+0x130/0x130 [ 231.667748] ? mark_held_locks+0x130/0x130 [ 231.671974] ? zap_class+0x640/0x640 [ 231.675686] ? mark_held_locks+0xc7/0x130 [ 231.679832] ? do_raw_spin_unlock+0xa7/0x330 [ 231.684236] ? zap_class+0x640/0x640 [ 231.687955] ? print_usage_bug+0xc0/0xc0 [ 231.692012] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.697553] ? check_preemption_disabled+0x48/0x280 [ 231.702570] ? __lock_is_held+0xb5/0x140 [ 231.706631] __alloc_pages_nodemask+0xa80/0xde0 [ 231.711294] ? zap_class+0x640/0x640 [ 231.715022] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 231.720043] ? find_held_lock+0x36/0x1c0 [ 231.724106] ? ____cache_alloc_node+0x1c7/0x1e0 [ 231.728778] ? lock_downgrade+0x900/0x900 [ 231.732925] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.738460] cache_grow_begin+0xa5/0x8c0 [ 231.742516] ? do_raw_spin_unlock+0xa7/0x330 [ 231.746928] fallback_alloc+0x204/0x2e0 [ 231.750901] ____cache_alloc_node+0x1c7/0x1e0 [ 231.755399] kmem_cache_alloc_node+0xe3/0x730 [ 231.759890] ? ipv6_get_ifaddr+0x42e/0x620 [ 231.764133] __alloc_skb+0x119/0x770 [ 231.767847] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 231.773125] ? netdev_alloc_frag+0x1f0/0x1f0 [ 231.777529] ? lock_downgrade+0x900/0x900 [ 231.781682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.787309] ? refcount_sub_and_test_checked+0x203/0x310 [ 231.792758] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 231.798201] ? addrconf_rs_timer+0x690/0x690 [ 231.802618] ndisc_alloc_skb+0x144/0x340 [ 231.806677] ndisc_send_rs+0x331/0x6e0 [ 231.810564] addrconf_rs_timer+0x314/0x690 [ 231.814800] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 231.819042] call_timer_fn+0x272/0x920 [ 231.822922] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 231.827153] ? process_timeout+0x40/0x40 [ 231.831216] ? __run_timers+0x7da/0xc70 [ 231.835191] ? _raw_spin_unlock_irq+0x27/0x80 [ 231.839684] ? _raw_spin_unlock_irq+0x27/0x80 [ 231.844169] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 231.848402] ? lockdep_hardirqs_on+0x296/0x5b0 [ 231.852984] ? trace_hardirqs_on+0xbd/0x310 [ 231.857308] ? kasan_check_read+0x11/0x20 [ 231.861463] ? __run_timers+0x7da/0xc70 [ 231.865432] ? trace_hardirqs_off_caller+0x310/0x310 [ 231.870532] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 231.874767] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 231.878993] __run_timers+0x7e5/0xc70 [ 231.882796] ? timer_fixup_init+0x70/0x70 [ 231.886945] ? compat_start_thread+0x80/0x80 [ 231.891355] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.896894] ? _raw_spin_unlock_irq+0x60/0x80 [ 231.901391] ? finish_task_switch+0x1f4/0x910 [ 231.905878] ? finish_task_switch+0x1b4/0x910 [ 231.910381] ? __switch_to_asm+0x34/0x70 [ 231.914442] ? preempt_notifier_register+0x200/0x200 [ 231.919545] ? __switch_to_asm+0x34/0x70 [ 231.923601] ? __switch_to_asm+0x40/0x70 [ 231.927657] ? __switch_to_asm+0x34/0x70 [ 231.931712] ? __switch_to_asm+0x40/0x70 [ 231.935766] ? __switch_to_asm+0x34/0x70 [ 231.939827] ? __switch_to_asm+0x40/0x70 [ 231.943886] ? __switch_to_asm+0x40/0x70 [ 231.947950] ? pvclock_read_flags+0x160/0x160 [ 231.952440] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.957978] ? check_preemption_disabled+0x48/0x280 [ 231.962999] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 231.968533] ? rcu_pm_notify+0xc0/0xc0 [ 231.972415] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.977950] ? check_preemption_disabled+0x48/0x280 [ 231.982968] run_timer_softirq+0x52/0xb0 [ 231.987023] ? rcu_read_lock_sched_held+0x14f/0x180 [ 231.992047] __do_softirq+0x308/0xb7e [ 231.995847] ? retint_kernel+0x2d/0x2d [ 231.999728] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 232.004827] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 232.010287] ? schedule+0x108/0x460 [ 232.013908] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 232.018660] ? __schedule+0x21d0/0x21d0 [ 232.022633] ? trace_hardirqs_off+0xb8/0x310 [ 232.027040] ? smpboot_thread_fn+0x68b/0xa00 [ 232.031441] ? trace_hardirqs_on+0x310/0x310 [ 232.035847] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 232.041379] ? check_preemption_disabled+0x48/0x280 [ 232.046393] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.051925] ? takeover_tasklets+0xa90/0xa90 [ 232.056332] run_ksoftirqd+0x5e/0x100 [ 232.060131] smpboot_thread_fn+0x68b/0xa00 [ 232.064369] ? sort_range+0x30/0x30 [ 232.068004] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 232.073106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 232.078637] ? __kthread_parkme+0xfb/0x1a0 [ 232.082867] ? sort_range+0x30/0x30 [ 232.086486] kthread+0x35a/0x440 [ 232.089859] ? kthread_stop+0x900/0x900 [ 232.093832] ret_from_fork+0x3a/0x50 [ 232.097560] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 232.097564] warn_alloc_show_mem: 1 callbacks suppressed [ 232.097570] Mem-Info: [ 232.104426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 232.109794] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 232.109794] active_file:14 inactive_file:13 isolated_file:0 [ 232.109794] unevictable:0 dirty:0 writeback:0 unstable:0 [ 232.109794] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 232.109794] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 232.109794] free:13782 free_pcp:155 free_cma:0 [ 232.112163] Call Trace: [ 232.121540] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 232.154385] dump_stack+0x244/0x39d [ 232.156946] 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 [ 232.184435] ? dump_stack_print_info.cold.1+0x20/0x20 [ 232.188031] lowmem_reserve[]: 0 2818 6321 6321 [ 232.214141] warn_alloc.cold.116+0xb7/0x1bd [ 232.219293] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 232.223863] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 232.228151] lowmem_reserve[]: 0 0 3503 3503 [ 232.255566] ? lock_downgrade+0x900/0x900 [ 232.260472] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 232.264790] ? trace_hardirqs_off+0xb8/0x310 [ 232.268904] lowmem_reserve[]: 0 0 0 0 [ 232.297796] ? trace_hardirqs_off+0xb8/0x310 [ 232.302174] 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 [ 232.305972] __alloc_pages_slowpath+0x26e8/0x2e10 [ 232.310344] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 232.323879] ? warn_alloc+0x120/0x120 [ 232.328670] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 232.343919] ? print_usage_bug+0xc0/0xc0 [ 232.347697] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 232.362761] ? warn_alloc+0x120/0x120 [ 232.366805] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 232.375623] ? warn_alloc+0x120/0x120 [ 232.379396] 165 total pagecache pages [ 232.387958] ? print_usage_bug+0xc0/0xc0 [ 232.391738] 0 pages in swap cache [ 232.395520] ? print_usage_bug+0xc0/0xc0 [ 232.399553] Swap cache stats: add 0, delete 0, find 0/0 [ 232.402994] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 232.407019] Free swap = 0kB [ 232.412369] ? should_fail+0x22d/0xd01 [ 232.417874] Total swap = 0kB [ 232.420885] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 232.424741] 1965979 pages RAM [ 232.427757] ? __lock_acquire+0x62f/0x4c20 [ 232.432831] 0 pages HighMem/MovableOnly [ 232.435925] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 232.440132] 342854 pages reserved [ 232.444093] ? __lock_acquire+0x62f/0x4c20 [ 232.449166] 0 pages cma reserved [ 232.452608] ? should_fail+0x22d/0xd01 [ 232.456871] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 232.460167] ? find_held_lock+0x36/0x1c0 [ 232.464093] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 232.470514] ? mark_held_locks+0x130/0x130 [ 232.474544] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 232.484846] ? mark_held_locks+0x130/0x130 [ 232.497927] ? zap_class+0x640/0x640 [ 232.501637] ? zap_class+0x640/0x640 [ 232.505347] ? print_usage_bug+0xc0/0xc0 [ 232.509403] ? do_raw_spin_unlock+0xa7/0x330 [ 232.513805] ? zap_class+0x640/0x640 [ 232.517511] ? print_usage_bug+0xc0/0xc0 [ 232.521563] ? wq_watchdog_touch+0x9c/0xfe [ 232.525795] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.531330] ? check_preemption_disabled+0x48/0x280 [ 232.536352] ? __lock_is_held+0xb5/0x140 [ 232.540417] __alloc_pages_nodemask+0xa80/0xde0 [ 232.545080] ? zap_class+0x640/0x640 [ 232.548791] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 232.553812] ? find_held_lock+0x36/0x1c0 [ 232.557879] ? ____cache_alloc_node+0x1c7/0x1e0 [ 232.562547] ? lock_downgrade+0x900/0x900 [ 232.566699] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.572248] cache_grow_begin+0xa5/0x8c0 [ 232.576301] ? do_raw_spin_unlock+0xa7/0x330 [ 232.580710] fallback_alloc+0x204/0x2e0 [ 232.584687] ____cache_alloc_node+0x1c7/0x1e0 [ 232.589179] kmem_cache_alloc_node+0xe3/0x730 [ 232.593670] ? ipv6_get_ifaddr+0x42e/0x620 [ 232.597910] __alloc_skb+0x119/0x770 [ 232.601621] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 232.606900] ? netdev_alloc_frag+0x1f0/0x1f0 [ 232.611301] ? lock_downgrade+0x900/0x900 [ 232.615448] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.620982] ? refcount_sub_and_test_checked+0x203/0x310 [ 232.626432] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 232.632357] ? addrconf_rs_timer+0x690/0x690 [ 232.636779] ndisc_alloc_skb+0x144/0x340 [ 232.640839] ndisc_send_rs+0x331/0x6e0 [ 232.644723] addrconf_rs_timer+0x314/0x690 [ 232.648960] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 232.653197] call_timer_fn+0x272/0x920 [ 232.657082] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 232.661309] ? process_timeout+0x40/0x40 [ 232.665373] ? __run_timers+0x7da/0xc70 [ 232.669344] ? _raw_spin_unlock_irq+0x27/0x80 [ 232.673835] ? _raw_spin_unlock_irq+0x27/0x80 [ 232.678320] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 232.682550] ? lockdep_hardirqs_on+0x296/0x5b0 [ 232.687130] ? trace_hardirqs_on+0xbd/0x310 [ 232.691446] ? kasan_check_read+0x11/0x20 [ 232.695584] ? __run_timers+0x7da/0xc70 [ 232.699552] ? trace_hardirqs_off_caller+0x310/0x310 [ 232.704657] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 232.708889] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 232.713118] __run_timers+0x7e5/0xc70 [ 232.716923] ? timer_fixup_init+0x70/0x70 [ 232.721069] ? _raw_spin_unlock_irq+0x27/0x80 [ 232.725558] ? _raw_spin_unlock_irq+0x27/0x80 [ 232.730139] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 232.734721] ? trace_hardirqs_on+0xbd/0x310 [ 232.739046] ? kasan_check_read+0x11/0x20 [ 232.743191] ? finish_task_switch+0x1f4/0x910 [ 232.747687] ? trace_hardirqs_off_caller+0x310/0x310 [ 232.752784] ? compat_start_thread+0x80/0x80 [ 232.757202] ? pvclock_read_flags+0x160/0x160 [ 232.761701] ? __switch_to_asm+0x34/0x70 [ 232.765761] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.771292] ? check_preemption_disabled+0x48/0x280 [ 232.776315] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 232.781846] ? rcu_pm_notify+0xc0/0xc0 [ 232.785728] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.791260] ? check_preemption_disabled+0x48/0x280 [ 232.796561] run_timer_softirq+0x52/0xb0 [ 232.800615] ? rcu_read_lock_sched_held+0x14f/0x180 [ 232.805629] __do_softirq+0x308/0xb7e [ 232.809437] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 232.814534] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 232.819292] ? schedule+0x108/0x460 [ 232.822914] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 232.827673] ? trace_hardirqs_off+0xb8/0x310 [ 232.832077] ? smpboot_thread_fn+0x68b/0xa00 [ 232.836484] ? trace_hardirqs_on+0x310/0x310 [ 232.840890] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 232.846425] ? check_preemption_disabled+0x48/0x280 [ 232.851453] ? takeover_tasklets+0xa90/0xa90 [ 232.855858] run_ksoftirqd+0x5e/0x100 [ 232.859656] smpboot_thread_fn+0x68b/0xa00 [ 232.863886] ? sort_range+0x30/0x30 [ 232.867509] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 232.872607] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 232.878138] ? __kthread_parkme+0xfb/0x1a0 [ 232.882377] ? sort_range+0x30/0x30 [ 232.885996] kthread+0x35a/0x440 [ 232.889363] ? kthread_stop+0x900/0x900 [ 232.893337] ret_from_fork+0x3a/0x50 [ 232.897063] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 232.897128] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 232.904249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 232.904254] Call Trace: [ 232.904270] dump_stack+0x244/0x39d [ 232.904288] ? dump_stack_print_info.cold.1+0x20/0x20 [ 232.910800] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 232.920107] warn_alloc.cold.116+0xb7/0x1bd [ 232.922654] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 232.926267] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 232.955505] ? lock_downgrade+0x900/0x900 [ 232.959652] ? trace_hardirqs_off+0xb8/0x310 [ 232.964059] ? trace_hardirqs_off+0xb8/0x310 [ 232.968470] __alloc_pages_slowpath+0x26e8/0x2e10 [ 232.973330] ? warn_alloc+0x120/0x120 [ 232.977124] ? print_usage_bug+0xc0/0xc0 [ 232.981179] ? warn_alloc+0x120/0x120 [ 232.984986] ? warn_alloc+0x120/0x120 [ 232.988791] ? print_usage_bug+0xc0/0xc0 [ 232.992850] ? print_usage_bug+0xc0/0xc0 [ 232.996912] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 233.002442] ? should_fail+0x22d/0xd01 [ 233.006327] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 233.011424] ? __lock_acquire+0x62f/0x4c20 [ 233.015655] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 233.020750] ? __lock_acquire+0x62f/0x4c20 [ 233.024980] ? should_fail+0x22d/0xd01 [ 233.028864] ? find_held_lock+0x36/0x1c0 [ 233.032929] ? mark_held_locks+0x130/0x130 [ 233.037255] ? mark_held_locks+0x130/0x130 [ 233.041485] ? zap_class+0x640/0x640 [ 233.045205] ? mark_held_locks+0xc7/0x130 [ 233.049345] ? do_raw_spin_unlock+0xa7/0x330 [ 233.053746] ? zap_class+0x640/0x640 [ 233.057457] ? print_usage_bug+0xc0/0xc0 [ 233.061513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.067045] ? check_preemption_disabled+0x48/0x280 [ 233.072065] ? __lock_is_held+0xb5/0x140 [ 233.076127] __alloc_pages_nodemask+0xa80/0xde0 [ 233.080790] ? zap_class+0x640/0x640 [ 233.084504] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 233.089527] ? find_held_lock+0x36/0x1c0 [ 233.093591] ? ____cache_alloc_node+0x1c7/0x1e0 [ 233.098255] ? lock_downgrade+0x900/0x900 [ 233.102412] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.107947] cache_grow_begin+0xa5/0x8c0 [ 233.112003] ? do_raw_spin_unlock+0xa7/0x330 [ 233.116416] fallback_alloc+0x204/0x2e0 [ 233.120390] ____cache_alloc_node+0x1c7/0x1e0 [ 233.124882] kmem_cache_alloc_node+0xe3/0x730 [ 233.129369] ? ipv6_get_ifaddr+0x42e/0x620 [ 233.133604] __alloc_skb+0x119/0x770 [ 233.137311] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 233.142587] ? netdev_alloc_frag+0x1f0/0x1f0 [ 233.146992] ? lock_downgrade+0x900/0x900 [ 233.151141] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.156672] ? refcount_sub_and_test_checked+0x203/0x310 [ 233.162131] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 233.167573] ? addrconf_rs_timer+0x690/0x690 [ 233.171984] ndisc_alloc_skb+0x144/0x340 [ 233.176041] ndisc_send_rs+0x331/0x6e0 [ 233.179927] addrconf_rs_timer+0x314/0x690 [ 233.184161] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 233.188408] call_timer_fn+0x272/0x920 [ 233.192292] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 233.196518] ? process_timeout+0x40/0x40 [ 233.200579] ? __run_timers+0x7da/0xc70 [ 233.204552] ? _raw_spin_unlock_irq+0x27/0x80 [ 233.209045] ? _raw_spin_unlock_irq+0x27/0x80 [ 233.213534] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 233.217762] ? lockdep_hardirqs_on+0x296/0x5b0 [ 233.222339] ? trace_hardirqs_on+0xbd/0x310 [ 233.226655] ? kasan_check_read+0x11/0x20 [ 233.230799] ? __run_timers+0x7da/0xc70 [ 233.234770] ? trace_hardirqs_off_caller+0x310/0x310 [ 233.239872] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 233.244107] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 233.248333] __run_timers+0x7e5/0xc70 [ 233.252140] ? timer_fixup_init+0x70/0x70 [ 233.256284] ? compat_start_thread+0x80/0x80 [ 233.260687] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.266229] ? _raw_spin_unlock_irq+0x60/0x80 [ 233.270723] ? finish_task_switch+0x1f4/0x910 [ 233.275212] ? finish_task_switch+0x1b4/0x910 [ 233.279705] ? __switch_to_asm+0x34/0x70 [ 233.283765] ? preempt_notifier_register+0x200/0x200 [ 233.288860] ? __switch_to_asm+0x34/0x70 [ 233.292914] ? __switch_to_asm+0x40/0x70 [ 233.296966] ? __switch_to_asm+0x34/0x70 [ 233.301020] ? __switch_to_asm+0x40/0x70 [ 233.305072] ? __switch_to_asm+0x34/0x70 [ 233.309129] ? __switch_to_asm+0x40/0x70 [ 233.313195] ? __switch_to_asm+0x40/0x70 [ 233.317263] ? pvclock_read_flags+0x160/0x160 [ 233.321757] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.327288] ? check_preemption_disabled+0x48/0x280 [ 233.332307] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 233.337840] ? rcu_pm_notify+0xc0/0xc0 [ 233.341724] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.347256] ? check_preemption_disabled+0x48/0x280 [ 233.352272] run_timer_softirq+0x52/0xb0 [ 233.356340] ? rcu_read_lock_sched_held+0x14f/0x180 [ 233.361349] __do_softirq+0x308/0xb7e [ 233.365146] ? retint_kernel+0x2d/0x2d [ 233.369036] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 233.374136] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 233.379602] ? schedule+0x108/0x460 [ 233.383230] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 233.387985] ? __schedule+0x21d0/0x21d0 [ 233.391960] ? trace_hardirqs_off+0xb8/0x310 [ 233.396371] ? smpboot_thread_fn+0x68b/0xa00 [ 233.400778] ? trace_hardirqs_on+0x310/0x310 [ 233.405187] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 233.410721] ? check_preemption_disabled+0x48/0x280 [ 233.415730] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.421264] ? takeover_tasklets+0xa90/0xa90 [ 233.425665] run_ksoftirqd+0x5e/0x100 [ 233.429464] smpboot_thread_fn+0x68b/0xa00 [ 233.433700] ? sort_range+0x30/0x30 [ 233.437327] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 233.442425] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 233.447957] ? __kthread_parkme+0xfb/0x1a0 [ 233.452193] ? sort_range+0x30/0x30 [ 233.455899] kthread+0x35a/0x440 [ 233.459263] ? kthread_stop+0x900/0x900 [ 233.463242] ret_from_fork+0x3a/0x50 [ 233.466961] warn_alloc_show_mem: 1 callbacks suppressed [ 233.466970] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 233.466972] Mem-Info: [ 233.467000] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 233.467000] active_file:14 inactive_file:13 isolated_file:0 [ 233.467000] unevictable:0 dirty:0 writeback:0 unstable:0 [ 233.467000] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 233.467000] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 233.467000] free:13782 free_pcp:155 free_cma:0 [ 233.472343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 233.479185] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 233.481577] Call Trace: [ 233.514694] 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 [ 233.524043] dump_stack+0x244/0x39d [ 233.551508] lowmem_reserve[]: 0 2818 6321 6321 [ 233.554088] ? dump_stack_print_info.cold.1+0x20/0x20 [ 233.580173] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 233.583804] warn_alloc.cold.116+0xb7/0x1bd [ 233.588346] lowmem_reserve[]: 0 0 3503 3503 [ 233.593540] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 233.620921] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 233.625238] ? lock_downgrade+0x900/0x900 [ 233.629532] lowmem_reserve[]: 0 0 0 0 [ 233.634367] ? trace_hardirqs_off+0xb8/0x310 [ 233.663221] 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 [ 233.667367] ? trace_hardirqs_off+0xb8/0x310 [ 233.671133] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 233.675550] __alloc_pages_slowpath+0x26e8/0x2e10 [ 233.689041] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 233.693462] ? warn_alloc+0x120/0x120 [ 233.708676] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 233.713504] ? print_usage_bug+0xc0/0xc0 [ 233.728557] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 233.728564] 165 total pagecache pages [ 233.732352] ? warn_alloc+0x120/0x120 [ 233.741164] 0 pages in swap cache [ 233.745213] ? warn_alloc+0x120/0x120 [ 233.753754] Swap cache stats: add 0, delete 0, find 0/0 [ 233.753762] Free swap = 0kB [ 233.757549] ? print_usage_bug+0xc0/0xc0 [ 233.761318] Total swap = 0kB [ 233.764756] ? print_usage_bug+0xc0/0xc0 [ 233.768525] 1965979 pages RAM [ 233.773883] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 233.776881] 0 pages HighMem/MovableOnly [ 233.780927] ? should_fail+0x22d/0xd01 [ 233.783923] 342854 pages reserved [ 233.787968] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 233.791041] 0 pages cma reserved [ 233.791107] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 233.796568] ? __lock_acquire+0x62f/0x4c20 [ 233.796585] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 233.796600] ? __lock_acquire+0x62f/0x4c20 [ 233.800605] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 233.804433] ? should_fail+0x22d/0xd01 [ 233.807859] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 233.812948] ? find_held_lock+0x36/0x1c0 [ 233.859138] ? mark_held_locks+0x130/0x130 [ 233.863377] ? mark_held_locks+0x130/0x130 [ 233.867607] ? zap_class+0x640/0x640 [ 233.871314] ? zap_class+0x640/0x640 [ 233.875021] ? print_usage_bug+0xc0/0xc0 [ 233.879077] ? do_raw_spin_unlock+0xa7/0x330 [ 233.883495] ? zap_class+0x640/0x640 [ 233.887218] ? print_usage_bug+0xc0/0xc0 [ 233.891278] ? wq_watchdog_touch+0x9c/0xfe [ 233.895508] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.901043] ? check_preemption_disabled+0x48/0x280 [ 233.906062] ? __lock_is_held+0xb5/0x140 [ 233.910132] __alloc_pages_nodemask+0xa80/0xde0 [ 233.914799] ? zap_class+0x640/0x640 [ 233.918510] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 233.923529] ? find_held_lock+0x36/0x1c0 [ 233.927593] ? ____cache_alloc_node+0x1c7/0x1e0 [ 233.932258] ? lock_downgrade+0x900/0x900 [ 233.936411] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.941949] cache_grow_begin+0xa5/0x8c0 [ 233.946003] ? do_raw_spin_unlock+0xa7/0x330 [ 233.950416] fallback_alloc+0x204/0x2e0 [ 233.954387] ____cache_alloc_node+0x1c7/0x1e0 [ 233.958885] kmem_cache_alloc_node+0xe3/0x730 [ 233.963378] ? ipv6_get_ifaddr+0x42e/0x620 [ 233.967623] __alloc_skb+0x119/0x770 [ 233.971335] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 233.976608] ? netdev_alloc_frag+0x1f0/0x1f0 [ 233.981009] ? lock_downgrade+0x900/0x900 [ 233.985162] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.990693] ? refcount_sub_and_test_checked+0x203/0x310 [ 233.996151] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 234.001600] ? addrconf_rs_timer+0x690/0x690 [ 234.006011] ndisc_alloc_skb+0x144/0x340 [ 234.010070] ndisc_send_rs+0x331/0x6e0 [ 234.013958] addrconf_rs_timer+0x314/0x690 [ 234.018191] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 234.022434] call_timer_fn+0x272/0x920 [ 234.026313] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 234.030542] ? process_timeout+0x40/0x40 [ 234.034607] ? __run_timers+0x7da/0xc70 [ 234.038582] ? _raw_spin_unlock_irq+0x27/0x80 [ 234.043074] ? _raw_spin_unlock_irq+0x27/0x80 [ 234.047562] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 234.051790] ? lockdep_hardirqs_on+0x296/0x5b0 [ 234.056365] ? trace_hardirqs_on+0xbd/0x310 [ 234.060679] ? kasan_check_read+0x11/0x20 [ 234.064821] ? __run_timers+0x7da/0xc70 [ 234.068795] ? trace_hardirqs_off_caller+0x310/0x310 [ 234.073900] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 234.078164] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 234.082402] __run_timers+0x7e5/0xc70 [ 234.086210] ? timer_fixup_init+0x70/0x70 [ 234.090355] ? _raw_spin_unlock_irq+0x27/0x80 [ 234.094843] ? _raw_spin_unlock_irq+0x27/0x80 [ 234.099335] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 234.103912] ? trace_hardirqs_on+0xbd/0x310 [ 234.108239] ? kasan_check_read+0x11/0x20 [ 234.112383] ? finish_task_switch+0x1f4/0x910 [ 234.116871] ? trace_hardirqs_off_caller+0x310/0x310 [ 234.121970] ? compat_start_thread+0x80/0x80 [ 234.126390] ? pvclock_read_flags+0x160/0x160 [ 234.130879] ? __switch_to_asm+0x34/0x70 [ 234.134937] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.140469] ? check_preemption_disabled+0x48/0x280 [ 234.145491] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 234.151024] ? rcu_pm_notify+0xc0/0xc0 [ 234.154905] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.160439] ? check_preemption_disabled+0x48/0x280 [ 234.165456] run_timer_softirq+0x52/0xb0 [ 234.169511] ? rcu_read_lock_sched_held+0x14f/0x180 [ 234.174525] __do_softirq+0x308/0xb7e [ 234.178329] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 234.183425] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 234.188180] ? schedule+0x108/0x460 [ 234.191805] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 234.196564] ? trace_hardirqs_off+0xb8/0x310 [ 234.200972] ? smpboot_thread_fn+0x68b/0xa00 [ 234.205376] ? trace_hardirqs_on+0x310/0x310 [ 234.209782] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 234.215318] ? check_preemption_disabled+0x48/0x280 [ 234.220328] ? takeover_tasklets+0xa90/0xa90 [ 234.224732] run_ksoftirqd+0x5e/0x100 [ 234.228526] smpboot_thread_fn+0x68b/0xa00 [ 234.232759] ? sort_range+0x30/0x30 [ 234.236381] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 234.241476] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 234.247008] ? __kthread_parkme+0xfb/0x1a0 [ 234.251239] ? sort_range+0x30/0x30 [ 234.254858] kthread+0x35a/0x440 [ 234.258223] ? kthread_stop+0x900/0x900 [ 234.262195] ret_from_fork+0x3a/0x50 [ 234.265917] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 234.265978] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 234.272839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 234.272847] Call Trace: [ 234.279392] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 234.288662] dump_stack+0x244/0x39d [ 234.291217] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 234.301538] ? dump_stack_print_info.cold.1+0x20/0x20 [ 234.315063] warn_alloc.cold.116+0xb7/0x1bd [ 234.319395] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 234.324236] ? lock_downgrade+0x900/0x900 [ 234.328385] ? trace_hardirqs_off+0xb8/0x310 [ 234.332802] ? trace_hardirqs_off+0xb8/0x310 [ 234.337225] __alloc_pages_slowpath+0x26e8/0x2e10 [ 234.342095] ? warn_alloc+0x120/0x120 [ 234.345894] ? print_usage_bug+0xc0/0xc0 [ 234.349950] ? warn_alloc+0x120/0x120 [ 234.353746] ? warn_alloc+0x120/0x120 [ 234.357557] ? print_usage_bug+0xc0/0xc0 [ 234.361621] ? print_usage_bug+0xc0/0xc0 [ 234.365685] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 234.371220] ? should_fail+0x22d/0xd01 [ 234.375109] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 234.380216] ? __lock_acquire+0x62f/0x4c20 [ 234.384446] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 234.389541] ? __lock_acquire+0x62f/0x4c20 [ 234.393771] ? should_fail+0x22d/0xd01 [ 234.397654] ? find_held_lock+0x36/0x1c0 [ 234.401714] ? mark_held_locks+0x130/0x130 [ 234.405951] ? mark_held_locks+0x130/0x130 [ 234.410176] ? zap_class+0x640/0x640 [ 234.413882] ? zap_class+0x640/0x640 [ 234.417599] ? print_usage_bug+0xc0/0xc0 [ 234.421651] ? do_raw_spin_unlock+0xa7/0x330 [ 234.426054] ? zap_class+0x640/0x640 [ 234.429768] ? print_usage_bug+0xc0/0xc0 [ 234.433822] ? wq_watchdog_touch+0x9c/0xfe [ 234.438052] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.443590] ? check_preemption_disabled+0x48/0x280 [ 234.448619] ? __lock_is_held+0xb5/0x140 [ 234.452684] __alloc_pages_nodemask+0xa80/0xde0 [ 234.457347] ? zap_class+0x640/0x640 [ 234.461058] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 234.466092] ? find_held_lock+0x36/0x1c0 [ 234.470157] ? ____cache_alloc_node+0x1c7/0x1e0 [ 234.474824] ? lock_downgrade+0x900/0x900 [ 234.478973] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.484512] cache_grow_begin+0xa5/0x8c0 [ 234.488568] ? do_raw_spin_unlock+0xa7/0x330 [ 234.492982] fallback_alloc+0x204/0x2e0 [ 234.496960] ____cache_alloc_node+0x1c7/0x1e0 [ 234.501464] kmem_cache_alloc_node+0xe3/0x730 [ 234.505951] ? ipv6_get_ifaddr+0x42e/0x620 [ 234.510188] __alloc_skb+0x119/0x770 [ 234.513893] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 234.519168] ? netdev_alloc_frag+0x1f0/0x1f0 [ 234.523570] ? lock_downgrade+0x900/0x900 [ 234.527733] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.533266] ? refcount_sub_and_test_checked+0x203/0x310 [ 234.538820] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 234.544266] ? addrconf_rs_timer+0x690/0x690 [ 234.548678] ndisc_alloc_skb+0x144/0x340 [ 234.552741] ndisc_send_rs+0x331/0x6e0 [ 234.556629] addrconf_rs_timer+0x314/0x690 [ 234.560873] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 234.565113] call_timer_fn+0x272/0x920 [ 234.568998] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 234.573225] ? process_timeout+0x40/0x40 [ 234.577286] ? __run_timers+0x7da/0xc70 [ 234.581260] ? _raw_spin_unlock_irq+0x27/0x80 [ 234.585752] ? _raw_spin_unlock_irq+0x27/0x80 [ 234.590238] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 234.594470] ? lockdep_hardirqs_on+0x296/0x5b0 [ 234.599051] ? trace_hardirqs_on+0xbd/0x310 [ 234.603371] ? kasan_check_read+0x11/0x20 [ 234.607515] ? __run_timers+0x7da/0xc70 [ 234.611482] ? trace_hardirqs_off_caller+0x310/0x310 [ 234.616587] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 234.620821] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 234.625046] __run_timers+0x7e5/0xc70 [ 234.629215] ? timer_fixup_init+0x70/0x70 [ 234.633358] ? compat_start_thread+0x80/0x80 [ 234.637763] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.643300] ? _raw_spin_unlock_irq+0x60/0x80 [ 234.647794] ? finish_task_switch+0x1f4/0x910 [ 234.652283] ? finish_task_switch+0x1b4/0x910 [ 234.656776] ? __switch_to_asm+0x34/0x70 [ 234.660833] ? preempt_notifier_register+0x200/0x200 [ 234.665929] ? __switch_to_asm+0x34/0x70 [ 234.669982] ? __switch_to_asm+0x40/0x70 [ 234.674035] ? __switch_to_asm+0x34/0x70 [ 234.678100] ? __switch_to_asm+0x40/0x70 [ 234.682155] ? __switch_to_asm+0x34/0x70 [ 234.686208] ? __switch_to_asm+0x40/0x70 [ 234.690265] ? __switch_to_asm+0x40/0x70 [ 234.694328] ? pvclock_read_flags+0x160/0x160 [ 234.698820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.704354] ? check_preemption_disabled+0x48/0x280 [ 234.709371] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 234.714916] ? rcu_pm_notify+0xc0/0xc0 [ 234.718803] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.724338] ? check_preemption_disabled+0x48/0x280 [ 234.729352] run_timer_softirq+0x52/0xb0 [ 234.733408] ? rcu_read_lock_sched_held+0x14f/0x180 [ 234.738418] __do_softirq+0x308/0xb7e [ 234.742215] ? retint_kernel+0x2d/0x2d [ 234.746110] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 234.751211] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 234.756658] ? schedule+0x108/0x460 [ 234.760278] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 234.765030] ? __schedule+0x21d0/0x21d0 [ 234.769011] ? trace_hardirqs_off+0xb8/0x310 [ 234.773414] ? smpboot_thread_fn+0x68b/0xa00 [ 234.777819] ? trace_hardirqs_on+0x310/0x310 [ 234.782224] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 234.787759] ? check_preemption_disabled+0x48/0x280 [ 234.792773] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.798825] ? takeover_tasklets+0xa90/0xa90 [ 234.803234] run_ksoftirqd+0x5e/0x100 [ 234.807028] smpboot_thread_fn+0x68b/0xa00 [ 234.811271] ? sort_range+0x30/0x30 [ 234.814895] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 234.819997] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 234.825532] ? __kthread_parkme+0xfb/0x1a0 [ 234.829764] ? sort_range+0x30/0x30 [ 234.833383] kthread+0x35a/0x440 [ 234.836749] ? kthread_stop+0x900/0x900 [ 234.840720] ret_from_fork+0x3a/0x50 [ 234.844445] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 234.844449] warn_alloc_show_mem: 1 callbacks suppressed [ 234.844455] Mem-Info: [ 234.851287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 234.856645] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 234.856645] active_file:14 inactive_file:13 isolated_file:0 [ 234.856645] unevictable:0 dirty:0 writeback:0 unstable:0 [ 234.856645] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 234.856645] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 234.856645] free:13782 free_pcp:155 free_cma:0 [ 234.859013] Call Trace: [ 234.868384] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 234.901235] dump_stack+0x244/0x39d [ 234.903793] 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 [ 234.931284] ? dump_stack_print_info.cold.1+0x20/0x20 [ 234.934875] lowmem_reserve[]: 0 2818 6321 6321 [ 234.961083] warn_alloc.cold.116+0xb7/0x1bd [ 234.966234] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 234.970804] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 234.975094] lowmem_reserve[]: 0 0 3503 3503 [ 235.002494] ? lock_downgrade+0x900/0x900 [ 235.007305] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 235.011623] ? trace_hardirqs_off+0xb8/0x310 [ 235.015737] lowmem_reserve[]: 0 0 0 0 [ 235.044613] ? trace_hardirqs_off+0xb8/0x310 [ 235.049013] 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 [ 235.052818] __alloc_pages_slowpath+0x26e8/0x2e10 [ 235.057192] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 235.070725] ? warn_alloc+0x120/0x120 [ 235.075525] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 235.090777] ? print_usage_bug+0xc0/0xc0 [ 235.094562] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 235.109630] ? warn_alloc+0x120/0x120 [ 235.113670] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 235.122488] ? warn_alloc+0x120/0x120 [ 235.126258] 165 total pagecache pages [ 235.134820] ? print_usage_bug+0xc0/0xc0 [ 235.138596] 0 pages in swap cache [ 235.142381] ? print_usage_bug+0xc0/0xc0 [ 235.146418] Swap cache stats: add 0, delete 0, find 0/0 [ 235.149863] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 235.153908] Free swap = 0kB [ 235.159256] ? should_fail+0x22d/0xd01 [ 235.164769] Total swap = 0kB [ 235.167778] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 235.171647] 1965979 pages RAM [ 235.174656] ? __lock_acquire+0x62f/0x4c20 [ 235.179721] 0 pages HighMem/MovableOnly [ 235.179729] 342854 pages reserved [ 235.182821] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 235.187034] 0 pages cma reserved [ 235.187102] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 235.190996] ? __lock_acquire+0x62f/0x4c20 [ 235.191011] ? should_fail+0x22d/0xd01 [ 235.194513] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 235.199531] ? find_held_lock+0x36/0x1c0 [ 235.202870] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 235.209363] ? mark_held_locks+0x130/0x130 [ 235.240660] ? mark_held_locks+0x130/0x130 [ 235.244889] ? zap_class+0x640/0x640 [ 235.248598] ? mark_held_locks+0xc7/0x130 [ 235.252737] ? do_raw_spin_unlock+0xa7/0x330 [ 235.257146] ? zap_class+0x640/0x640 [ 235.260855] ? print_usage_bug+0xc0/0xc0 [ 235.264917] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.270538] ? check_preemption_disabled+0x48/0x280 [ 235.275557] ? __lock_is_held+0xb5/0x140 [ 235.279620] __alloc_pages_nodemask+0xa80/0xde0 [ 235.284287] ? zap_class+0x640/0x640 [ 235.288000] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 235.293043] ? find_held_lock+0x36/0x1c0 [ 235.297110] ? ____cache_alloc_node+0x1c7/0x1e0 [ 235.301777] ? lock_downgrade+0x900/0x900 [ 235.305930] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.311466] cache_grow_begin+0xa5/0x8c0 [ 235.315522] ? do_raw_spin_unlock+0xa7/0x330 [ 235.320052] fallback_alloc+0x204/0x2e0 [ 235.324040] ____cache_alloc_node+0x1c7/0x1e0 [ 235.328715] kmem_cache_alloc_node+0xe3/0x730 [ 235.333208] ? ipv6_get_ifaddr+0x42e/0x620 [ 235.337448] __alloc_skb+0x119/0x770 [ 235.341156] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 235.346431] ? netdev_alloc_frag+0x1f0/0x1f0 [ 235.350834] ? lock_downgrade+0x900/0x900 [ 235.354980] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.360519] ? refcount_sub_and_test_checked+0x203/0x310 [ 235.365967] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 235.371413] ? addrconf_rs_timer+0x690/0x690 [ 235.375827] ndisc_alloc_skb+0x144/0x340 [ 235.379885] ndisc_send_rs+0x331/0x6e0 [ 235.383769] addrconf_rs_timer+0x314/0x690 [ 235.388013] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 235.392255] call_timer_fn+0x272/0x920 [ 235.396136] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 235.400387] ? process_timeout+0x40/0x40 [ 235.404450] ? __run_timers+0x7da/0xc70 [ 235.408422] ? _raw_spin_unlock_irq+0x27/0x80 [ 235.412916] ? _raw_spin_unlock_irq+0x27/0x80 [ 235.417401] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 235.421634] ? lockdep_hardirqs_on+0x296/0x5b0 [ 235.426215] ? trace_hardirqs_on+0xbd/0x310 [ 235.430542] ? kasan_check_read+0x11/0x20 [ 235.434682] ? __run_timers+0x7da/0xc70 [ 235.438655] ? trace_hardirqs_off_caller+0x310/0x310 [ 235.443753] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 235.447990] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 235.452229] __run_timers+0x7e5/0xc70 [ 235.456038] ? timer_fixup_init+0x70/0x70 [ 235.460963] ? _raw_spin_unlock_irq+0x27/0x80 [ 235.465459] ? _raw_spin_unlock_irq+0x27/0x80 [ 235.469950] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 235.474527] ? trace_hardirqs_on+0xbd/0x310 [ 235.478840] ? kasan_check_read+0x11/0x20 [ 235.482985] ? finish_task_switch+0x1f4/0x910 [ 235.487483] ? trace_hardirqs_off_caller+0x310/0x310 [ 235.492578] ? compat_start_thread+0x80/0x80 [ 235.497004] ? pvclock_read_flags+0x160/0x160 [ 235.501501] ? __switch_to_asm+0x34/0x70 [ 235.505563] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.511095] ? check_preemption_disabled+0x48/0x280 [ 235.516117] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 235.521653] ? rcu_pm_notify+0xc0/0xc0 [ 235.525536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.531069] ? check_preemption_disabled+0x48/0x280 [ 235.536084] run_timer_softirq+0x52/0xb0 [ 235.540139] ? rcu_read_lock_sched_held+0x14f/0x180 [ 235.545151] __do_softirq+0x308/0xb7e [ 235.548953] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 235.554055] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 235.558816] ? schedule+0x108/0x460 [ 235.562436] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 235.567198] ? trace_hardirqs_off+0xb8/0x310 [ 235.571607] ? smpboot_thread_fn+0x68b/0xa00 [ 235.576018] ? trace_hardirqs_on+0x310/0x310 [ 235.580422] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 235.585952] ? check_preemption_disabled+0x48/0x280 [ 235.590971] ? takeover_tasklets+0xa90/0xa90 [ 235.595382] run_ksoftirqd+0x5e/0x100 [ 235.599181] smpboot_thread_fn+0x68b/0xa00 [ 235.603415] ? sort_range+0x30/0x30 [ 235.607038] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 235.612157] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 235.617686] ? __kthread_parkme+0xfb/0x1a0 [ 235.621917] ? sort_range+0x30/0x30 [ 235.625541] kthread+0x35a/0x440 [ 235.629380] ? kthread_stop+0x900/0x900 [ 235.633354] ret_from_fork+0x3a/0x50 [ 235.637077] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 235.637140] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 235.644000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 235.644005] Call Trace: [ 235.644022] dump_stack+0x244/0x39d [ 235.644043] ? dump_stack_print_info.cold.1+0x20/0x20 [ 235.650554] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 235.659863] warn_alloc.cold.116+0xb7/0x1bd [ 235.662415] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 235.666031] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 235.695365] ? lock_downgrade+0x900/0x900 [ 235.699521] ? trace_hardirqs_off+0xb8/0x310 [ 235.703934] ? trace_hardirqs_off+0xb8/0x310 [ 235.708344] __alloc_pages_slowpath+0x26e8/0x2e10 [ 235.713207] ? warn_alloc+0x120/0x120 [ 235.717004] ? print_usage_bug+0xc0/0xc0 [ 235.721062] ? warn_alloc+0x120/0x120 [ 235.724864] ? warn_alloc+0x120/0x120 [ 235.728663] ? print_usage_bug+0xc0/0xc0 [ 235.732725] ? print_usage_bug+0xc0/0xc0 [ 235.736791] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 235.742339] ? should_fail+0x22d/0xd01 [ 235.746224] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 235.751325] ? __lock_acquire+0x62f/0x4c20 [ 235.755557] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 235.760655] ? __lock_acquire+0x62f/0x4c20 [ 235.764885] ? should_fail+0x22d/0xd01 [ 235.768769] ? find_held_lock+0x36/0x1c0 [ 235.772835] ? mark_held_locks+0x130/0x130 [ 235.777069] ? mark_held_locks+0x130/0x130 [ 235.781295] ? zap_class+0x640/0x640 [ 235.785008] ? mark_held_locks+0xc7/0x130 [ 235.789148] ? do_raw_spin_unlock+0xa7/0x330 [ 235.793553] ? zap_class+0x640/0x640 [ 235.797264] ? print_usage_bug+0xc0/0xc0 [ 235.801322] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.806855] ? check_preemption_disabled+0x48/0x280 [ 235.811871] ? __lock_is_held+0xb5/0x140 [ 235.815949] __alloc_pages_nodemask+0xa80/0xde0 [ 235.820622] ? zap_class+0x640/0x640 [ 235.824336] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 235.829363] ? find_held_lock+0x36/0x1c0 [ 235.833429] ? ____cache_alloc_node+0x1c7/0x1e0 [ 235.838094] ? lock_downgrade+0x900/0x900 [ 235.842255] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.847796] cache_grow_begin+0xa5/0x8c0 [ 235.851852] ? do_raw_spin_unlock+0xa7/0x330 [ 235.856262] fallback_alloc+0x204/0x2e0 [ 235.860239] ____cache_alloc_node+0x1c7/0x1e0 [ 235.864735] kmem_cache_alloc_node+0xe3/0x730 [ 235.869225] ? ipv6_get_ifaddr+0x42e/0x620 [ 235.873465] __alloc_skb+0x119/0x770 [ 235.877181] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 235.882456] ? netdev_alloc_frag+0x1f0/0x1f0 [ 235.886860] ? lock_downgrade+0x900/0x900 [ 235.891009] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.896539] ? refcount_sub_and_test_checked+0x203/0x310 [ 235.901996] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 235.907438] ? addrconf_rs_timer+0x690/0x690 [ 235.911852] ndisc_alloc_skb+0x144/0x340 [ 235.915924] ndisc_send_rs+0x331/0x6e0 [ 235.919818] addrconf_rs_timer+0x314/0x690 [ 235.924050] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 235.928289] call_timer_fn+0x272/0x920 [ 235.932173] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 235.936404] ? process_timeout+0x40/0x40 [ 235.940468] ? __run_timers+0x7da/0xc70 [ 235.944444] ? _raw_spin_unlock_irq+0x27/0x80 [ 235.948940] ? _raw_spin_unlock_irq+0x27/0x80 [ 235.953431] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 235.957659] ? lockdep_hardirqs_on+0x296/0x5b0 [ 235.962236] ? trace_hardirqs_on+0xbd/0x310 [ 235.966556] ? kasan_check_read+0x11/0x20 [ 235.970697] ? __run_timers+0x7da/0xc70 [ 235.974669] ? trace_hardirqs_off_caller+0x310/0x310 [ 235.979769] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 235.984002] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 235.988232] __run_timers+0x7e5/0xc70 [ 235.992036] ? timer_fixup_init+0x70/0x70 [ 235.996174] ? compat_start_thread+0x80/0x80 [ 236.000583] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.006122] ? _raw_spin_unlock_irq+0x60/0x80 [ 236.010617] ? finish_task_switch+0x1f4/0x910 [ 236.015109] ? finish_task_switch+0x1b4/0x910 [ 236.019596] ? __switch_to_asm+0x34/0x70 [ 236.023656] ? preempt_notifier_register+0x200/0x200 [ 236.028755] ? __switch_to_asm+0x34/0x70 [ 236.032810] ? __switch_to_asm+0x40/0x70 [ 236.036868] ? __switch_to_asm+0x34/0x70 [ 236.040926] ? __switch_to_asm+0x40/0x70 [ 236.044987] ? __switch_to_asm+0x34/0x70 [ 236.049044] ? __switch_to_asm+0x40/0x70 [ 236.053098] ? __switch_to_asm+0x40/0x70 [ 236.057168] ? pvclock_read_flags+0x160/0x160 [ 236.061659] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.067195] ? check_preemption_disabled+0x48/0x280 [ 236.072219] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 236.077753] ? rcu_pm_notify+0xc0/0xc0 [ 236.081637] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.087170] ? check_preemption_disabled+0x48/0x280 [ 236.092198] run_timer_softirq+0x52/0xb0 [ 236.096254] ? rcu_read_lock_sched_held+0x14f/0x180 [ 236.101263] __do_softirq+0x308/0xb7e [ 236.105062] ? retint_kernel+0x2d/0x2d [ 236.108963] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 236.114064] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 236.119517] ? schedule+0x108/0x460 [ 236.123136] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 236.127886] ? __schedule+0x21d0/0x21d0 [ 236.131862] ? trace_hardirqs_off+0xb8/0x310 [ 236.136269] ? smpboot_thread_fn+0x68b/0xa00 [ 236.140674] ? trace_hardirqs_on+0x310/0x310 [ 236.145077] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 236.150613] ? check_preemption_disabled+0x48/0x280 [ 236.155626] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.161156] ? takeover_tasklets+0xa90/0xa90 [ 236.165560] run_ksoftirqd+0x5e/0x100 [ 236.169354] smpboot_thread_fn+0x68b/0xa00 [ 236.173584] ? sort_range+0x30/0x30 [ 236.177206] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 236.182306] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 236.187841] ? __kthread_parkme+0xfb/0x1a0 [ 236.192071] ? sort_range+0x30/0x30 [ 236.195688] kthread+0x35a/0x440 [ 236.199048] ? kthread_stop+0x900/0x900 [ 236.203019] ret_from_fork+0x3a/0x50 [ 236.206743] warn_alloc_show_mem: 1 callbacks suppressed [ 236.206752] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 236.206754] Mem-Info: [ 236.206783] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 236.206783] active_file:14 inactive_file:13 isolated_file:0 [ 236.206783] unevictable:0 dirty:0 writeback:0 unstable:0 [ 236.206783] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 236.206783] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 236.206783] free:13782 free_pcp:155 free_cma:0 [ 236.212121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 236.218962] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 236.221356] Call Trace: [ 236.254215] 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 [ 236.263569] dump_stack+0x244/0x39d [ 236.291028] lowmem_reserve[]: 0 2818 6321 6321 [ 236.293613] ? dump_stack_print_info.cold.1+0x20/0x20 [ 236.319687] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 236.323313] warn_alloc.cold.116+0xb7/0x1bd [ 236.327860] lowmem_reserve[]: 0 0 3503 3503 [ 236.333036] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 236.360415] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 236.364728] ? lock_downgrade+0x900/0x900 [ 236.369024] lowmem_reserve[]: 0 0 0 0 [ 236.373859] ? trace_hardirqs_off+0xb8/0x310 [ 236.402712] 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 [ 236.406856] ? trace_hardirqs_off+0xb8/0x310 [ 236.410620] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 236.415022] __alloc_pages_slowpath+0x26e8/0x2e10 [ 236.428511] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 236.432942] ? warn_alloc+0x120/0x120 [ 236.448152] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 236.452980] ? print_usage_bug+0xc0/0xc0 [ 236.468048] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 236.471832] ? warn_alloc+0x120/0x120 [ 236.480636] 165 total pagecache pages [ 236.484686] ? warn_alloc+0x120/0x120 [ 236.493236] 0 pages in swap cache [ 236.497022] ? print_usage_bug+0xc0/0xc0 [ 236.500798] Swap cache stats: add 0, delete 0, find 0/0 [ 236.504584] ? print_usage_bug+0xc0/0xc0 [ 236.508009] Free swap = 0kB [ 236.512061] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 236.517388] Total swap = 0kB [ 236.521431] ? should_fail+0x22d/0xd01 [ 236.524423] 1965979 pages RAM [ 236.529950] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 236.532945] 0 pages HighMem/MovableOnly [ 236.532952] 342854 pages reserved [ 236.536825] ? __lock_acquire+0x62f/0x4c20 [ 236.539902] 0 pages cma reserved [ 236.545005] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 236.549011] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 236.552388] ? __lock_acquire+0x62f/0x4c20 [ 236.552402] ? should_fail+0x22d/0xd01 [ 236.556678] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 236.559963] ? find_held_lock+0x36/0x1c0 [ 236.565037] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 236.571521] ? mark_held_locks+0x130/0x130 [ 236.602808] ? mark_held_locks+0x130/0x130 [ 236.607037] ? zap_class+0x640/0x640 [ 236.610747] ? zap_class+0x640/0x640 [ 236.614457] ? print_usage_bug+0xc0/0xc0 [ 236.618513] ? do_raw_spin_unlock+0xa7/0x330 [ 236.622924] ? zap_class+0x640/0x640 [ 236.626636] ? print_usage_bug+0xc0/0xc0 [ 236.631146] ? wq_watchdog_touch+0x9c/0xfe [ 236.635378] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.640921] ? check_preemption_disabled+0x48/0x280 [ 236.645947] ? __lock_is_held+0xb5/0x140 [ 236.650011] __alloc_pages_nodemask+0xa80/0xde0 [ 236.654676] ? zap_class+0x640/0x640 [ 236.658387] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 236.663403] ? find_held_lock+0x36/0x1c0 [ 236.667469] ? ____cache_alloc_node+0x1c7/0x1e0 [ 236.672136] ? lock_downgrade+0x900/0x900 [ 236.676285] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.681818] cache_grow_begin+0xa5/0x8c0 [ 236.685875] ? do_raw_spin_unlock+0xa7/0x330 [ 236.690386] fallback_alloc+0x204/0x2e0 [ 236.694363] ____cache_alloc_node+0x1c7/0x1e0 [ 236.698858] kmem_cache_alloc_node+0xe3/0x730 [ 236.703345] ? ipv6_get_ifaddr+0x42e/0x620 [ 236.707580] __alloc_skb+0x119/0x770 [ 236.711289] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 236.716564] ? netdev_alloc_frag+0x1f0/0x1f0 [ 236.720967] ? lock_downgrade+0x900/0x900 [ 236.725112] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.730640] ? refcount_sub_and_test_checked+0x203/0x310 [ 236.736090] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 236.741533] ? addrconf_rs_timer+0x690/0x690 [ 236.745946] ndisc_alloc_skb+0x144/0x340 [ 236.750011] ndisc_send_rs+0x331/0x6e0 [ 236.753902] addrconf_rs_timer+0x314/0x690 [ 236.758145] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 236.762384] call_timer_fn+0x272/0x920 [ 236.766266] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 236.770493] ? process_timeout+0x40/0x40 [ 236.774556] ? __run_timers+0x7da/0xc70 [ 236.778532] ? _raw_spin_unlock_irq+0x27/0x80 [ 236.783023] ? _raw_spin_unlock_irq+0x27/0x80 [ 236.787511] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 236.791738] ? lockdep_hardirqs_on+0x296/0x5b0 [ 236.796657] ? trace_hardirqs_on+0xbd/0x310 [ 236.800972] ? kasan_check_read+0x11/0x20 [ 236.805114] ? __run_timers+0x7da/0xc70 [ 236.809083] ? trace_hardirqs_off_caller+0x310/0x310 [ 236.814182] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 236.818416] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 236.822647] __run_timers+0x7e5/0xc70 [ 236.826453] ? timer_fixup_init+0x70/0x70 [ 236.830599] ? _raw_spin_unlock_irq+0x27/0x80 [ 236.835087] ? _raw_spin_unlock_irq+0x27/0x80 [ 236.839575] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 236.844154] ? trace_hardirqs_on+0xbd/0x310 [ 236.848471] ? kasan_check_read+0x11/0x20 [ 236.852614] ? finish_task_switch+0x1f4/0x910 [ 236.857104] ? trace_hardirqs_off_caller+0x310/0x310 [ 236.862203] ? compat_start_thread+0x80/0x80 [ 236.866629] ? pvclock_read_flags+0x160/0x160 [ 236.871296] ? __switch_to_asm+0x34/0x70 [ 236.875351] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.880893] ? check_preemption_disabled+0x48/0x280 [ 236.885921] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 236.891453] ? rcu_pm_notify+0xc0/0xc0 [ 236.895338] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.900868] ? check_preemption_disabled+0x48/0x280 [ 236.905902] run_timer_softirq+0x52/0xb0 [ 236.909959] ? rcu_read_lock_sched_held+0x14f/0x180 [ 236.914968] __do_softirq+0x308/0xb7e [ 236.918771] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 236.923868] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 236.928637] ? schedule+0x108/0x460 [ 236.932260] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 236.937023] ? trace_hardirqs_off+0xb8/0x310 [ 236.941427] ? smpboot_thread_fn+0x68b/0xa00 [ 236.945829] ? trace_hardirqs_on+0x310/0x310 [ 236.950231] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 236.955762] ? check_preemption_disabled+0x48/0x280 [ 236.960775] ? takeover_tasklets+0xa90/0xa90 [ 236.965176] run_ksoftirqd+0x5e/0x100 [ 236.968974] smpboot_thread_fn+0x68b/0xa00 [ 236.973207] ? sort_range+0x30/0x30 [ 236.976830] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 236.981928] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 236.987483] ? __kthread_parkme+0xfb/0x1a0 [ 236.991714] ? sort_range+0x30/0x30 [ 236.995354] kthread+0x35a/0x440 [ 236.998718] ? kthread_stop+0x900/0x900 [ 237.002701] ret_from_fork+0x3a/0x50 [ 237.006592] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 237.006652] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 237.013520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 237.020066] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 237.029325] Call Trace: [ 237.039618] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 237.042191] dump_stack+0x244/0x39d [ 237.050448] ? dump_stack_print_info.cold.1+0x20/0x20 [ 237.055645] warn_alloc.cold.116+0xb7/0x1bd [ 237.059963] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 237.064803] ? lock_downgrade+0x900/0x900 [ 237.068950] ? trace_hardirqs_off+0xb8/0x310 [ 237.073361] ? trace_hardirqs_off+0xb8/0x310 [ 237.077777] __alloc_pages_slowpath+0x26e8/0x2e10 [ 237.082637] ? warn_alloc+0x120/0x120 [ 237.086437] ? print_usage_bug+0xc0/0xc0 [ 237.090503] ? warn_alloc+0x120/0x120 [ 237.094473] ? warn_alloc+0x120/0x120 [ 237.098266] ? print_usage_bug+0xc0/0xc0 [ 237.102324] ? print_usage_bug+0xc0/0xc0 [ 237.106396] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 237.111927] ? should_fail+0x22d/0xd01 [ 237.115810] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 237.120905] ? __lock_acquire+0x62f/0x4c20 [ 237.125136] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 237.130233] ? __lock_acquire+0x62f/0x4c20 [ 237.134461] ? should_fail+0x22d/0xd01 [ 237.138341] ? find_held_lock+0x36/0x1c0 [ 237.142406] ? mark_held_locks+0x130/0x130 [ 237.146640] ? mark_held_locks+0x130/0x130 [ 237.150874] ? zap_class+0x640/0x640 [ 237.154589] ? mark_held_locks+0xc7/0x130 [ 237.158729] ? do_raw_spin_unlock+0xa7/0x330 [ 237.163134] ? zap_class+0x640/0x640 [ 237.166841] ? print_usage_bug+0xc0/0xc0 [ 237.170904] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.176435] ? check_preemption_disabled+0x48/0x280 [ 237.181455] ? __lock_is_held+0xb5/0x140 [ 237.185516] __alloc_pages_nodemask+0xa80/0xde0 [ 237.190181] ? zap_class+0x640/0x640 [ 237.193895] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 237.198917] ? find_held_lock+0x36/0x1c0 [ 237.202983] ? ____cache_alloc_node+0x1c7/0x1e0 [ 237.207645] ? lock_downgrade+0x900/0x900 [ 237.211792] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.217328] cache_grow_begin+0xa5/0x8c0 [ 237.221391] ? do_raw_spin_unlock+0xa7/0x330 [ 237.225804] fallback_alloc+0x204/0x2e0 [ 237.229776] ____cache_alloc_node+0x1c7/0x1e0 [ 237.234271] kmem_cache_alloc_node+0xe3/0x730 [ 237.238767] ? ipv6_get_ifaddr+0x42e/0x620 [ 237.243005] __alloc_skb+0x119/0x770 [ 237.246716] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 237.251988] ? netdev_alloc_frag+0x1f0/0x1f0 [ 237.256399] ? lock_downgrade+0x900/0x900 [ 237.260545] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.266078] ? refcount_sub_and_test_checked+0x203/0x310 [ 237.271528] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 237.276974] ? addrconf_rs_timer+0x690/0x690 [ 237.281389] ndisc_alloc_skb+0x144/0x340 [ 237.285449] ndisc_send_rs+0x331/0x6e0 [ 237.289331] addrconf_rs_timer+0x314/0x690 [ 237.293562] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 237.297800] call_timer_fn+0x272/0x920 [ 237.301678] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 237.305906] ? process_timeout+0x40/0x40 [ 237.309969] ? __run_timers+0x7da/0xc70 [ 237.313940] ? _raw_spin_unlock_irq+0x27/0x80 [ 237.318428] ? _raw_spin_unlock_irq+0x27/0x80 [ 237.322919] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 237.327149] ? lockdep_hardirqs_on+0x296/0x5b0 [ 237.331727] ? trace_hardirqs_on+0xbd/0x310 [ 237.336042] ? kasan_check_read+0x11/0x20 [ 237.340181] ? __run_timers+0x7da/0xc70 [ 237.344151] ? trace_hardirqs_off_caller+0x310/0x310 [ 237.349254] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 237.353486] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 237.357715] __run_timers+0x7e5/0xc70 [ 237.361516] ? timer_fixup_init+0x70/0x70 [ 237.365659] ? compat_start_thread+0x80/0x80 [ 237.370065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.375598] ? _raw_spin_unlock_irq+0x60/0x80 [ 237.380088] ? finish_task_switch+0x1f4/0x910 [ 237.384576] ? finish_task_switch+0x1b4/0x910 [ 237.389066] ? __switch_to_asm+0x34/0x70 [ 237.393123] ? preempt_notifier_register+0x200/0x200 [ 237.398218] ? __switch_to_asm+0x34/0x70 [ 237.402274] ? __switch_to_asm+0x40/0x70 [ 237.406326] ? __switch_to_asm+0x34/0x70 [ 237.410384] ? __switch_to_asm+0x40/0x70 [ 237.414441] ? __switch_to_asm+0x34/0x70 [ 237.418494] ? __switch_to_asm+0x40/0x70 [ 237.422553] ? __switch_to_asm+0x40/0x70 [ 237.426615] ? pvclock_read_flags+0x160/0x160 [ 237.431108] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.436637] ? check_preemption_disabled+0x48/0x280 [ 237.441658] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 237.447188] ? rcu_pm_notify+0xc0/0xc0 [ 237.451070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.456602] ? check_preemption_disabled+0x48/0x280 [ 237.461615] run_timer_softirq+0x52/0xb0 [ 237.465669] ? rcu_read_lock_sched_held+0x14f/0x180 [ 237.470681] __do_softirq+0x308/0xb7e [ 237.474477] ? retint_kernel+0x2d/0x2d [ 237.478368] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 237.483466] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 237.488916] ? schedule+0x108/0x460 [ 237.492536] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 237.497285] ? __schedule+0x21d0/0x21d0 [ 237.501257] ? trace_hardirqs_off+0xb8/0x310 [ 237.505663] ? smpboot_thread_fn+0x68b/0xa00 [ 237.510070] ? trace_hardirqs_on+0x310/0x310 [ 237.514472] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 237.520004] ? check_preemption_disabled+0x48/0x280 [ 237.525012] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.530543] ? takeover_tasklets+0xa90/0xa90 [ 237.534945] run_ksoftirqd+0x5e/0x100 [ 237.538737] smpboot_thread_fn+0x68b/0xa00 [ 237.542966] ? sort_range+0x30/0x30 [ 237.546586] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 237.551691] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 237.557224] ? __kthread_parkme+0xfb/0x1a0 [ 237.561456] ? sort_range+0x30/0x30 [ 237.565076] kthread+0x35a/0x440 [ 237.568441] ? kthread_stop+0x900/0x900 [ 237.572412] ret_from_fork+0x3a/0x50 [ 237.576134] warn_alloc_show_mem: 1 callbacks suppressed [ 237.576143] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 237.576144] Mem-Info: [ 237.576173] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 237.576173] active_file:14 inactive_file:13 isolated_file:0 [ 237.576173] unevictable:0 dirty:0 writeback:0 unstable:0 [ 237.576173] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 237.576173] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 237.576173] free:13782 free_pcp:155 free_cma:0 [ 237.581513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 237.588355] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 237.590738] Call Trace: [ 237.623595] 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 [ 237.632944] dump_stack+0x244/0x39d [ 237.660421] lowmem_reserve[]: 0 2818 6321 6321 [ 237.663012] ? dump_stack_print_info.cold.1+0x20/0x20 [ 237.689084] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 237.692709] warn_alloc.cold.116+0xb7/0x1bd [ 237.697253] lowmem_reserve[]: 0 0 3503 3503 [ 237.702436] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 237.729820] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 237.734143] ? lock_downgrade+0x900/0x900 [ 237.738421] lowmem_reserve[]: 0 0 0 0 [ 237.743263] ? trace_hardirqs_off+0xb8/0x310 [ 237.772115] 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 [ 237.776260] ? trace_hardirqs_off+0xb8/0x310 [ 237.780025] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 237.784448] __alloc_pages_slowpath+0x26e8/0x2e10 [ 237.797931] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 237.802361] ? warn_alloc+0x120/0x120 [ 237.817576] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 237.822404] ? print_usage_bug+0xc0/0xc0 [ 237.837461] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 237.841243] ? warn_alloc+0x120/0x120 [ 237.850047] 165 total pagecache pages [ 237.854097] ? warn_alloc+0x120/0x120 [ 237.862645] 0 pages in swap cache [ 237.866426] ? print_usage_bug+0xc0/0xc0 [ 237.870203] Swap cache stats: add 0, delete 0, find 0/0 [ 237.873988] ? print_usage_bug+0xc0/0xc0 [ 237.877411] Free swap = 0kB [ 237.881465] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 237.886792] Total swap = 0kB [ 237.886808] 1965979 pages RAM [ 237.890856] ? should_fail+0x22d/0xd01 [ 237.893846] 0 pages HighMem/MovableOnly [ 237.899368] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 237.902351] 342854 pages reserved [ 237.902358] 0 pages cma reserved [ 237.905448] ? __lock_acquire+0x62f/0x4c20 [ 237.909363] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 237.913268] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 237.918416] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 237.921780] ? __lock_acquire+0x62f/0x4c20 [ 237.925125] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 237.929339] ? should_fail+0x22d/0xd01 [ 237.929354] ? find_held_lock+0x36/0x1c0 [ 237.967996] ? mark_held_locks+0x130/0x130 [ 237.972231] ? mark_held_locks+0x130/0x130 [ 237.976462] ? zap_class+0x640/0x640 [ 237.980173] ? mark_held_locks+0xc7/0x130 [ 237.984311] ? do_raw_spin_unlock+0xa7/0x330 [ 237.988710] ? zap_class+0x640/0x640 [ 237.992417] ? print_usage_bug+0xc0/0xc0 [ 237.996477] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.002009] ? check_preemption_disabled+0x48/0x280 [ 238.007027] ? __lock_is_held+0xb5/0x140 [ 238.011086] __alloc_pages_nodemask+0xa80/0xde0 [ 238.015748] ? zap_class+0x640/0x640 [ 238.019459] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 238.024486] ? find_held_lock+0x36/0x1c0 [ 238.028550] ? ____cache_alloc_node+0x1c7/0x1e0 [ 238.033212] ? lock_downgrade+0x900/0x900 [ 238.037360] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.042901] cache_grow_begin+0xa5/0x8c0 [ 238.046958] ? do_raw_spin_unlock+0xa7/0x330 [ 238.051371] fallback_alloc+0x204/0x2e0 [ 238.055348] ____cache_alloc_node+0x1c7/0x1e0 [ 238.059863] kmem_cache_alloc_node+0xe3/0x730 [ 238.064350] ? ipv6_get_ifaddr+0x42e/0x620 [ 238.068585] __alloc_skb+0x119/0x770 [ 238.072290] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 238.077562] ? netdev_alloc_frag+0x1f0/0x1f0 [ 238.081967] ? lock_downgrade+0x900/0x900 [ 238.086115] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.091644] ? refcount_sub_and_test_checked+0x203/0x310 [ 238.097097] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 238.102545] ? addrconf_rs_timer+0x690/0x690 [ 238.106956] ndisc_alloc_skb+0x144/0x340 [ 238.111018] ndisc_send_rs+0x331/0x6e0 [ 238.114902] addrconf_rs_timer+0x314/0x690 [ 238.119137] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.123373] call_timer_fn+0x272/0x920 [ 238.127254] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.131484] ? process_timeout+0x40/0x40 [ 238.135549] ? __run_timers+0x7da/0xc70 [ 238.139525] ? _raw_spin_unlock_irq+0x27/0x80 [ 238.144016] ? _raw_spin_unlock_irq+0x27/0x80 [ 238.148501] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.152733] ? lockdep_hardirqs_on+0x296/0x5b0 [ 238.157309] ? trace_hardirqs_on+0xbd/0x310 [ 238.161629] ? kasan_check_read+0x11/0x20 [ 238.165770] ? __run_timers+0x7da/0xc70 [ 238.169749] ? trace_hardirqs_off_caller+0x310/0x310 [ 238.174861] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.179092] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.183317] __run_timers+0x7e5/0xc70 [ 238.187124] ? timer_fixup_init+0x70/0x70 [ 238.191266] ? _raw_spin_unlock_irq+0x27/0x80 [ 238.195756] ? _raw_spin_unlock_irq+0x27/0x80 [ 238.200255] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 238.204835] ? trace_hardirqs_on+0xbd/0x310 [ 238.209147] ? kasan_check_read+0x11/0x20 [ 238.213288] ? finish_task_switch+0x1f4/0x910 [ 238.217783] ? trace_hardirqs_off_caller+0x310/0x310 [ 238.222883] ? compat_start_thread+0x80/0x80 [ 238.227304] ? pvclock_read_flags+0x160/0x160 [ 238.231808] ? __switch_to_asm+0x34/0x70 [ 238.235868] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.241415] ? check_preemption_disabled+0x48/0x280 [ 238.246436] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 238.251969] ? rcu_pm_notify+0xc0/0xc0 [ 238.255853] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.261385] ? check_preemption_disabled+0x48/0x280 [ 238.266396] run_timer_softirq+0x52/0xb0 [ 238.270450] ? rcu_read_lock_sched_held+0x14f/0x180 [ 238.275459] __do_softirq+0x308/0xb7e [ 238.279264] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 238.284365] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 238.289121] ? schedule+0x108/0x460 [ 238.292744] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 238.297512] ? trace_hardirqs_off+0xb8/0x310 [ 238.301943] ? smpboot_thread_fn+0x68b/0xa00 [ 238.306346] ? trace_hardirqs_on+0x310/0x310 [ 238.310753] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 238.316292] ? check_preemption_disabled+0x48/0x280 [ 238.321308] ? takeover_tasklets+0xa90/0xa90 [ 238.325713] run_ksoftirqd+0x5e/0x100 [ 238.329507] smpboot_thread_fn+0x68b/0xa00 [ 238.333737] ? sort_range+0x30/0x30 [ 238.337371] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 238.342467] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 238.348000] ? __kthread_parkme+0xfb/0x1a0 [ 238.352229] ? sort_range+0x30/0x30 [ 238.355850] kthread+0x35a/0x440 [ 238.359212] ? kthread_stop+0x900/0x900 [ 238.363182] ret_from_fork+0x3a/0x50 [ 238.366912] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 238.366971] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 238.373835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 238.373842] Call Trace: [ 238.380393] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 238.389657] dump_stack+0x244/0x39d [ 238.392212] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 238.402509] ? dump_stack_print_info.cold.1+0x20/0x20 [ 238.415968] warn_alloc.cold.116+0xb7/0x1bd [ 238.420289] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 238.425132] ? lock_downgrade+0x900/0x900 [ 238.429282] ? trace_hardirqs_off+0xb8/0x310 [ 238.433692] ? trace_hardirqs_off+0xb8/0x310 [ 238.438107] __alloc_pages_slowpath+0x26e8/0x2e10 [ 238.442973] ? warn_alloc+0x120/0x120 [ 238.446775] ? print_usage_bug+0xc0/0xc0 [ 238.450833] ? warn_alloc+0x120/0x120 [ 238.454631] ? warn_alloc+0x120/0x120 [ 238.458449] ? print_usage_bug+0xc0/0xc0 [ 238.462509] ? print_usage_bug+0xc0/0xc0 [ 238.466573] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 238.472102] ? should_fail+0x22d/0xd01 [ 238.475987] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 238.481083] ? __lock_acquire+0x62f/0x4c20 [ 238.485319] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 238.490413] ? __lock_acquire+0x62f/0x4c20 [ 238.494636] ? should_fail+0x22d/0xd01 [ 238.498515] ? find_held_lock+0x36/0x1c0 [ 238.502579] ? mark_held_locks+0x130/0x130 [ 238.506811] ? mark_held_locks+0x130/0x130 [ 238.511036] ? zap_class+0x640/0x640 [ 238.514758] ? mark_held_locks+0xc7/0x130 [ 238.518896] ? do_raw_spin_unlock+0xa7/0x330 [ 238.523297] ? zap_class+0x640/0x640 [ 238.527008] ? print_usage_bug+0xc0/0xc0 [ 238.531069] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.536599] ? check_preemption_disabled+0x48/0x280 [ 238.541617] ? __lock_is_held+0xb5/0x140 [ 238.545678] __alloc_pages_nodemask+0xa80/0xde0 [ 238.550342] ? zap_class+0x640/0x640 [ 238.554057] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 238.559076] ? find_held_lock+0x36/0x1c0 [ 238.563138] ? ____cache_alloc_node+0x1c7/0x1e0 [ 238.567803] ? lock_downgrade+0x900/0x900 [ 238.571954] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.577490] cache_grow_begin+0xa5/0x8c0 [ 238.581542] ? do_raw_spin_unlock+0xa7/0x330 [ 238.585950] fallback_alloc+0x204/0x2e0 [ 238.589926] ____cache_alloc_node+0x1c7/0x1e0 [ 238.594423] kmem_cache_alloc_node+0xe3/0x730 [ 238.598910] ? ipv6_get_ifaddr+0x42e/0x620 [ 238.603145] __alloc_skb+0x119/0x770 [ 238.606850] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 238.612127] ? netdev_alloc_frag+0x1f0/0x1f0 [ 238.616568] ? lock_downgrade+0x900/0x900 [ 238.620803] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.626345] ? refcount_sub_and_test_checked+0x203/0x310 [ 238.632277] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 238.637729] ? addrconf_rs_timer+0x690/0x690 [ 238.642159] ndisc_alloc_skb+0x144/0x340 [ 238.646224] ndisc_send_rs+0x331/0x6e0 [ 238.650211] addrconf_rs_timer+0x314/0x690 [ 238.654442] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.658679] call_timer_fn+0x272/0x920 [ 238.662561] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.666794] ? process_timeout+0x40/0x40 [ 238.670857] ? __run_timers+0x7da/0xc70 [ 238.674837] ? _raw_spin_unlock_irq+0x27/0x80 [ 238.679330] ? _raw_spin_unlock_irq+0x27/0x80 [ 238.683833] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.688086] ? lockdep_hardirqs_on+0x296/0x5b0 [ 238.692669] ? trace_hardirqs_on+0xbd/0x310 [ 238.696988] ? kasan_check_read+0x11/0x20 [ 238.701128] ? __run_timers+0x7da/0xc70 [ 238.705100] ? trace_hardirqs_off_caller+0x310/0x310 [ 238.710201] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.714439] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.718670] __run_timers+0x7e5/0xc70 [ 238.722473] ? timer_fixup_init+0x70/0x70 [ 238.726613] ? compat_start_thread+0x80/0x80 [ 238.731036] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.736576] ? _raw_spin_unlock_irq+0x60/0x80 [ 238.741072] ? finish_task_switch+0x1f4/0x910 [ 238.745561] ? finish_task_switch+0x1b4/0x910 [ 238.750051] ? __switch_to_asm+0x34/0x70 [ 238.754109] ? preempt_notifier_register+0x200/0x200 [ 238.759207] ? __switch_to_asm+0x34/0x70 [ 238.763672] ? __switch_to_asm+0x40/0x70 [ 238.767737] ? __switch_to_asm+0x34/0x70 [ 238.771791] ? __switch_to_asm+0x40/0x70 [ 238.775846] ? __switch_to_asm+0x34/0x70 [ 238.779900] ? __switch_to_asm+0x40/0x70 [ 238.783955] ? __switch_to_asm+0x40/0x70 [ 238.788018] ? pvclock_read_flags+0x160/0x160 [ 238.792513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.798523] ? check_preemption_disabled+0x48/0x280 [ 238.803543] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 238.809081] ? rcu_pm_notify+0xc0/0xc0 [ 238.812963] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.818500] ? check_preemption_disabled+0x48/0x280 [ 238.823514] run_timer_softirq+0x52/0xb0 [ 238.827568] ? rcu_read_lock_sched_held+0x14f/0x180 [ 238.832580] __do_softirq+0x308/0xb7e [ 238.836379] ? retint_kernel+0x2d/0x2d [ 238.840269] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 238.845367] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 238.850821] ? schedule+0x108/0x460 [ 238.854445] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 238.859197] ? __schedule+0x21d0/0x21d0 [ 238.863172] ? trace_hardirqs_off+0xb8/0x310 [ 238.867576] ? smpboot_thread_fn+0x68b/0xa00 [ 238.871978] ? trace_hardirqs_on+0x310/0x310 [ 238.876383] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 238.881914] ? check_preemption_disabled+0x48/0x280 [ 238.886924] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.892456] ? takeover_tasklets+0xa90/0xa90 [ 238.896863] run_ksoftirqd+0x5e/0x100 [ 238.900655] smpboot_thread_fn+0x68b/0xa00 [ 238.904887] ? sort_range+0x30/0x30 [ 238.908512] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 238.913611] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 238.919144] ? __kthread_parkme+0xfb/0x1a0 [ 238.923374] ? sort_range+0x30/0x30 [ 238.927001] kthread+0x35a/0x440 [ 238.930364] ? kthread_stop+0x900/0x900 [ 238.934336] ret_from_fork+0x3a/0x50 [ 238.938058] warn_alloc_show_mem: 1 callbacks suppressed [ 238.938067] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 238.938069] Mem-Info: [ 238.938097] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 238.938097] active_file:14 inactive_file:13 isolated_file:0 [ 238.938097] unevictable:0 dirty:0 writeback:0 unstable:0 [ 238.938097] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 238.938097] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 238.938097] free:13782 free_pcp:155 free_cma:0 [ 238.943433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 238.950270] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 238.952660] Call Trace: [ 238.985521] 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 [ 238.994875] dump_stack+0x244/0x39d [ 239.022363] lowmem_reserve[]: 0 2818 6321 6321 [ 239.024945] ? dump_stack_print_info.cold.1+0x20/0x20 [ 239.051805] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 239.055436] warn_alloc.cold.116+0xb7/0x1bd [ 239.059981] lowmem_reserve[]: 0 0 3503 3503 [ 239.065160] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 239.092543] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 239.096858] ? lock_downgrade+0x900/0x900 [ 239.101148] lowmem_reserve[]: 0 0 0 0 [ 239.105986] ? trace_hardirqs_off+0xb8/0x310 [ 239.134842] 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 [ 239.138983] ? trace_hardirqs_off+0xb8/0x310 [ 239.142751] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 239.147162] __alloc_pages_slowpath+0x26e8/0x2e10 [ 239.160649] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 239.165079] ? warn_alloc+0x120/0x120 [ 239.180295] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 239.185120] ? print_usage_bug+0xc0/0xc0 [ 239.200183] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 239.203967] ? warn_alloc+0x120/0x120 [ 239.212774] 165 total pagecache pages [ 239.216823] ? warn_alloc+0x120/0x120 [ 239.225372] 0 pages in swap cache [ 239.229155] ? print_usage_bug+0xc0/0xc0 [ 239.232929] Swap cache stats: add 0, delete 0, find 0/0 [ 239.236726] ? print_usage_bug+0xc0/0xc0 [ 239.240152] Free swap = 0kB [ 239.244203] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 239.249535] Total swap = 0kB [ 239.249542] 1965979 pages RAM [ 239.253589] ? should_fail+0x22d/0xd01 [ 239.256576] 0 pages HighMem/MovableOnly [ 239.256583] 342854 pages reserved [ 239.262113] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 239.265097] 0 pages cma reserved [ 239.265163] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 239.268198] ? __lock_acquire+0x62f/0x4c20 [ 239.272102] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 239.276018] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 239.279439] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 239.284521] ? __lock_acquire+0x62f/0x4c20 [ 239.284534] ? should_fail+0x22d/0xd01 [ 239.326814] ? find_held_lock+0x36/0x1c0 [ 239.330880] ? mark_held_locks+0x130/0x130 [ 239.335116] ? mark_held_locks+0x130/0x130 [ 239.339345] ? zap_class+0x640/0x640 [ 239.343055] ? mark_held_locks+0xc7/0x130 [ 239.347197] ? do_raw_spin_unlock+0xa7/0x330 [ 239.351603] ? zap_class+0x640/0x640 [ 239.355310] ? print_usage_bug+0xc0/0xc0 [ 239.359370] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.364903] ? check_preemption_disabled+0x48/0x280 [ 239.369924] ? __lock_is_held+0xb5/0x140 [ 239.373986] __alloc_pages_nodemask+0xa80/0xde0 [ 239.378650] ? zap_class+0x640/0x640 [ 239.382369] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 239.387388] ? find_held_lock+0x36/0x1c0 [ 239.391455] ? ____cache_alloc_node+0x1c7/0x1e0 [ 239.396122] ? lock_downgrade+0x900/0x900 [ 239.400272] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.405812] cache_grow_begin+0xa5/0x8c0 [ 239.409866] ? do_raw_spin_unlock+0xa7/0x330 [ 239.414274] fallback_alloc+0x204/0x2e0 [ 239.418248] ____cache_alloc_node+0x1c7/0x1e0 [ 239.422745] kmem_cache_alloc_node+0xe3/0x730 [ 239.427238] ? ipv6_get_ifaddr+0x42e/0x620 [ 239.431474] __alloc_skb+0x119/0x770 [ 239.435186] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 239.440458] ? netdev_alloc_frag+0x1f0/0x1f0 [ 239.444858] ? lock_downgrade+0x900/0x900 [ 239.449005] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.454534] ? refcount_sub_and_test_checked+0x203/0x310 [ 239.459980] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 239.465438] ? addrconf_rs_timer+0x690/0x690 [ 239.469854] ndisc_alloc_skb+0x144/0x340 [ 239.473913] ndisc_send_rs+0x331/0x6e0 [ 239.477799] addrconf_rs_timer+0x314/0x690 [ 239.482033] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 239.486268] call_timer_fn+0x272/0x920 [ 239.490152] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 239.494382] ? process_timeout+0x40/0x40 [ 239.498445] ? __run_timers+0x7da/0xc70 [ 239.502431] ? _raw_spin_unlock_irq+0x27/0x80 [ 239.506919] ? _raw_spin_unlock_irq+0x27/0x80 [ 239.511406] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 239.515638] ? lockdep_hardirqs_on+0x296/0x5b0 [ 239.520223] ? trace_hardirqs_on+0xbd/0x310 [ 239.524538] ? kasan_check_read+0x11/0x20 [ 239.528688] ? __run_timers+0x7da/0xc70 [ 239.532655] ? trace_hardirqs_off_caller+0x310/0x310 [ 239.537768] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 239.542002] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 239.546226] __run_timers+0x7e5/0xc70 [ 239.550029] ? timer_fixup_init+0x70/0x70 [ 239.554173] ? _raw_spin_unlock_irq+0x27/0x80 [ 239.558672] ? _raw_spin_unlock_irq+0x27/0x80 [ 239.563171] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 239.567751] ? trace_hardirqs_on+0xbd/0x310 [ 239.572064] ? kasan_check_read+0x11/0x20 [ 239.576209] ? finish_task_switch+0x1f4/0x910 [ 239.580707] ? trace_hardirqs_off_caller+0x310/0x310 [ 239.585803] ? compat_start_thread+0x80/0x80 [ 239.590310] ? pvclock_read_flags+0x160/0x160 [ 239.594799] ? __switch_to_asm+0x34/0x70 [ 239.598859] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.604396] ? check_preemption_disabled+0x48/0x280 [ 239.609418] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 239.614950] ? rcu_pm_notify+0xc0/0xc0 [ 239.618837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.624374] ? check_preemption_disabled+0x48/0x280 [ 239.629493] run_timer_softirq+0x52/0xb0 [ 239.633552] ? rcu_read_lock_sched_held+0x14f/0x180 [ 239.638563] __do_softirq+0x308/0xb7e [ 239.642371] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 239.647467] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 239.652222] ? schedule+0x108/0x460 [ 239.655842] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 239.660600] ? trace_hardirqs_off+0xb8/0x310 [ 239.665007] ? smpboot_thread_fn+0x68b/0xa00 [ 239.669410] ? trace_hardirqs_on+0x310/0x310 [ 239.673821] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 239.679356] ? check_preemption_disabled+0x48/0x280 [ 239.684376] ? takeover_tasklets+0xa90/0xa90 [ 239.688781] run_ksoftirqd+0x5e/0x100 [ 239.692579] smpboot_thread_fn+0x68b/0xa00 [ 239.696814] ? sort_range+0x30/0x30 [ 239.700441] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 239.705540] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 239.711071] ? __kthread_parkme+0xfb/0x1a0 [ 239.715302] ? sort_range+0x30/0x30 [ 239.718924] kthread+0x35a/0x440 [ 239.722285] ? kthread_stop+0x900/0x900 [ 239.726272] ret_from_fork+0x3a/0x50 [ 239.729998] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 239.730077] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 239.736923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 239.736928] Call Trace: [ 239.736944] dump_stack+0x244/0x39d [ 239.736963] ? dump_stack_print_info.cold.1+0x20/0x20 [ 239.743473] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 239.752783] warn_alloc.cold.116+0xb7/0x1bd [ 239.755334] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 239.758946] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 239.788188] ? lock_downgrade+0x900/0x900 [ 239.792342] ? trace_hardirqs_off+0xb8/0x310 [ 239.796756] ? trace_hardirqs_off+0xb8/0x310 [ 239.801173] __alloc_pages_slowpath+0x26e8/0x2e10 [ 239.806035] ? warn_alloc+0x120/0x120 [ 239.809834] ? print_usage_bug+0xc0/0xc0 [ 239.813889] ? warn_alloc+0x120/0x120 [ 239.817693] ? warn_alloc+0x120/0x120 [ 239.821489] ? print_usage_bug+0xc0/0xc0 [ 239.825563] ? print_usage_bug+0xc0/0xc0 [ 239.829628] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 239.835172] ? should_fail+0x22d/0xd01 [ 239.839073] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 239.844178] ? __lock_acquire+0x62f/0x4c20 [ 239.848409] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 239.853506] ? __lock_acquire+0x62f/0x4c20 [ 239.857737] ? should_fail+0x22d/0xd01 [ 239.861618] ? find_held_lock+0x36/0x1c0 [ 239.865688] ? mark_held_locks+0x130/0x130 [ 239.869925] ? mark_held_locks+0x130/0x130 [ 239.874152] ? zap_class+0x640/0x640 [ 239.877864] ? zap_class+0x640/0x640 [ 239.881573] ? print_usage_bug+0xc0/0xc0 [ 239.885631] ? do_raw_spin_unlock+0xa7/0x330 [ 239.890040] ? zap_class+0x640/0x640 [ 239.893754] ? print_usage_bug+0xc0/0xc0 [ 239.897808] ? wq_watchdog_touch+0x9c/0xfe [ 239.902046] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.907579] ? check_preemption_disabled+0x48/0x280 [ 239.912601] ? __lock_is_held+0xb5/0x140 [ 239.916677] __alloc_pages_nodemask+0xa80/0xde0 [ 239.921344] ? zap_class+0x640/0x640 [ 239.925057] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 239.930080] ? find_held_lock+0x36/0x1c0 [ 239.934144] ? ____cache_alloc_node+0x1c7/0x1e0 [ 239.938816] ? lock_downgrade+0x900/0x900 [ 239.942967] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.948506] cache_grow_begin+0xa5/0x8c0 [ 239.952566] ? do_raw_spin_unlock+0xa7/0x330 [ 239.956988] fallback_alloc+0x204/0x2e0 [ 239.960967] ____cache_alloc_node+0x1c7/0x1e0 [ 239.965473] kmem_cache_alloc_node+0xe3/0x730 [ 239.969962] ? ipv6_get_ifaddr+0x42e/0x620 [ 239.974202] __alloc_skb+0x119/0x770 [ 239.977912] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 239.983191] ? netdev_alloc_frag+0x1f0/0x1f0 [ 239.987598] ? lock_downgrade+0x900/0x900 [ 239.991755] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.997301] ? refcount_sub_and_test_checked+0x203/0x310 [ 240.002751] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 240.008196] ? addrconf_rs_timer+0x690/0x690 [ 240.012611] ndisc_alloc_skb+0x144/0x340 [ 240.016678] ndisc_send_rs+0x331/0x6e0 [ 240.020564] addrconf_rs_timer+0x314/0x690 [ 240.024797] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.029037] call_timer_fn+0x272/0x920 [ 240.032919] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.037152] ? process_timeout+0x40/0x40 [ 240.041211] ? __run_timers+0x7da/0xc70 [ 240.045201] ? _raw_spin_unlock_irq+0x27/0x80 [ 240.049699] ? _raw_spin_unlock_irq+0x27/0x80 [ 240.054274] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.058508] ? lockdep_hardirqs_on+0x296/0x5b0 [ 240.063087] ? trace_hardirqs_on+0xbd/0x310 [ 240.067402] ? kasan_check_read+0x11/0x20 [ 240.071549] ? __run_timers+0x7da/0xc70 [ 240.075522] ? trace_hardirqs_off_caller+0x310/0x310 [ 240.080633] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.084866] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.089098] __run_timers+0x7e5/0xc70 [ 240.092910] ? timer_fixup_init+0x70/0x70 [ 240.097053] ? compat_start_thread+0x80/0x80 [ 240.101464] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.107000] ? _raw_spin_unlock_irq+0x60/0x80 [ 240.111497] ? finish_task_switch+0x1f4/0x910 [ 240.115997] ? finish_task_switch+0x1b4/0x910 [ 240.120486] ? __switch_to_asm+0x34/0x70 [ 240.124548] ? preempt_notifier_register+0x200/0x200 [ 240.129652] ? __switch_to_asm+0x34/0x70 [ 240.133793] ? __switch_to_asm+0x40/0x70 [ 240.137848] ? __switch_to_asm+0x34/0x70 [ 240.141901] ? __switch_to_asm+0x40/0x70 [ 240.145954] ? __switch_to_asm+0x34/0x70 [ 240.150007] ? __switch_to_asm+0x40/0x70 [ 240.154063] ? __switch_to_asm+0x40/0x70 [ 240.158145] ? pvclock_read_flags+0x160/0x160 [ 240.162642] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.168176] ? check_preemption_disabled+0x48/0x280 [ 240.173195] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 240.178728] ? rcu_pm_notify+0xc0/0xc0 [ 240.182619] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.188154] ? check_preemption_disabled+0x48/0x280 [ 240.193172] run_timer_softirq+0x52/0xb0 [ 240.197231] ? rcu_read_lock_sched_held+0x14f/0x180 [ 240.202239] __do_softirq+0x308/0xb7e [ 240.206040] ? retint_kernel+0x2d/0x2d [ 240.209928] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 240.215027] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 240.220479] ? schedule+0x108/0x460 [ 240.224100] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 240.228946] ? __schedule+0x21d0/0x21d0 [ 240.232917] ? trace_hardirqs_off+0xb8/0x310 [ 240.237325] ? smpboot_thread_fn+0x68b/0xa00 [ 240.241731] ? trace_hardirqs_on+0x310/0x310 [ 240.246142] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 240.251760] ? check_preemption_disabled+0x48/0x280 [ 240.256771] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.262318] ? takeover_tasklets+0xa90/0xa90 [ 240.266723] run_ksoftirqd+0x5e/0x100 [ 240.270519] smpboot_thread_fn+0x68b/0xa00 [ 240.274753] ? sort_range+0x30/0x30 [ 240.278376] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 240.283473] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 240.289004] ? __kthread_parkme+0xfb/0x1a0 [ 240.293238] ? sort_range+0x30/0x30 [ 240.296862] kthread+0x35a/0x440 [ 240.300224] ? kthread_stop+0x900/0x900 [ 240.304196] ret_from_fork+0x3a/0x50 [ 240.307916] warn_alloc_show_mem: 1 callbacks suppressed [ 240.307926] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 240.307927] Mem-Info: [ 240.307956] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 240.307956] active_file:14 inactive_file:13 isolated_file:0 [ 240.307956] unevictable:0 dirty:0 writeback:0 unstable:0 [ 240.307956] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 240.307956] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 240.307956] free:13782 free_pcp:155 free_cma:0 [ 240.313297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 240.320137] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 240.322523] Call Trace: [ 240.355386] 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 [ 240.364741] dump_stack+0x244/0x39d [ 240.392208] lowmem_reserve[]: 0 2818 6321 6321 [ 240.394793] ? dump_stack_print_info.cold.1+0x20/0x20 [ 240.420872] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 240.424501] warn_alloc.cold.116+0xb7/0x1bd [ 240.429047] lowmem_reserve[]: 0 0 3503 3503 [ 240.434227] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 240.461620] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 240.465939] ? lock_downgrade+0x900/0x900 [ 240.470222] lowmem_reserve[]: 0 0 0 0 [ 240.475064] ? trace_hardirqs_off+0xb8/0x310 [ 240.503918] 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 [ 240.508071] ? trace_hardirqs_off+0xb8/0x310 [ 240.511848] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 240.516251] __alloc_pages_slowpath+0x26e8/0x2e10 [ 240.529739] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 240.534176] ? warn_alloc+0x120/0x120 [ 240.549390] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 240.554215] ? print_usage_bug+0xc0/0xc0 [ 240.569273] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 240.573057] ? warn_alloc+0x120/0x120 [ 240.581864] 165 total pagecache pages [ 240.585922] ? warn_alloc+0x120/0x120 [ 240.594475] 0 pages in swap cache [ 240.598261] ? print_usage_bug+0xc0/0xc0 [ 240.602038] Swap cache stats: add 0, delete 0, find 0/0 [ 240.605827] ? print_usage_bug+0xc0/0xc0 [ 240.609251] Free swap = 0kB [ 240.613307] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 240.618637] Total swap = 0kB [ 240.622689] ? should_fail+0x22d/0xd01 [ 240.625680] 1965979 pages RAM [ 240.631701] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 240.634694] 0 pages HighMem/MovableOnly [ 240.638566] ? __lock_acquire+0x62f/0x4c20 [ 240.641651] 342854 pages reserved [ 240.646750] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 240.650700] 0 pages cma reserved [ 240.654921] ? __lock_acquire+0x62f/0x4c20 [ 240.658406] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 240.663428] ? should_fail+0x22d/0xd01 [ 240.663443] ? find_held_lock+0x36/0x1c0 [ 240.666853] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 240.671009] ? mark_held_locks+0x130/0x130 [ 240.677469] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 240.681348] ? mark_held_locks+0x130/0x130 [ 240.708753] ? zap_class+0x640/0x640 [ 240.712462] ? zap_class+0x640/0x640 [ 240.716170] ? print_usage_bug+0xc0/0xc0 [ 240.720225] ? do_raw_spin_unlock+0xa7/0x330 [ 240.724642] ? zap_class+0x640/0x640 [ 240.728350] ? print_usage_bug+0xc0/0xc0 [ 240.732405] ? wq_watchdog_touch+0x9c/0xfe [ 240.736635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.742165] ? check_preemption_disabled+0x48/0x280 [ 240.747184] ? __lock_is_held+0xb5/0x140 [ 240.751246] __alloc_pages_nodemask+0xa80/0xde0 [ 240.755909] ? zap_class+0x640/0x640 [ 240.759632] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 240.764653] ? find_held_lock+0x36/0x1c0 [ 240.768718] ? ____cache_alloc_node+0x1c7/0x1e0 [ 240.773385] ? lock_downgrade+0x900/0x900 [ 240.777534] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.783080] cache_grow_begin+0xa5/0x8c0 [ 240.787134] ? do_raw_spin_unlock+0xa7/0x330 [ 240.791547] fallback_alloc+0x204/0x2e0 [ 240.795534] ____cache_alloc_node+0x1c7/0x1e0 [ 240.800331] kmem_cache_alloc_node+0xe3/0x730 [ 240.804822] ? ipv6_get_ifaddr+0x42e/0x620 [ 240.809061] __alloc_skb+0x119/0x770 [ 240.812766] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 240.818038] ? netdev_alloc_frag+0x1f0/0x1f0 [ 240.822438] ? lock_downgrade+0x900/0x900 [ 240.826596] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.832127] ? refcount_sub_and_test_checked+0x203/0x310 [ 240.837587] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 240.843030] ? addrconf_rs_timer+0x690/0x690 [ 240.847441] ndisc_alloc_skb+0x144/0x340 [ 240.851499] ndisc_send_rs+0x331/0x6e0 [ 240.855382] addrconf_rs_timer+0x314/0x690 [ 240.859619] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.863857] call_timer_fn+0x272/0x920 [ 240.867740] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.871971] ? process_timeout+0x40/0x40 [ 240.876035] ? __run_timers+0x7da/0xc70 [ 240.880178] ? _raw_spin_unlock_irq+0x27/0x80 [ 240.884676] ? _raw_spin_unlock_irq+0x27/0x80 [ 240.889162] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.893390] ? lockdep_hardirqs_on+0x296/0x5b0 [ 240.897967] ? trace_hardirqs_on+0xbd/0x310 [ 240.902282] ? kasan_check_read+0x11/0x20 [ 240.906425] ? __run_timers+0x7da/0xc70 [ 240.910397] ? trace_hardirqs_off_caller+0x310/0x310 [ 240.915497] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.919729] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.923958] __run_timers+0x7e5/0xc70 [ 240.927762] ? timer_fixup_init+0x70/0x70 [ 240.931912] ? _raw_spin_unlock_irq+0x27/0x80 [ 240.937708] ? _raw_spin_unlock_irq+0x27/0x80 [ 240.942373] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 240.946951] ? trace_hardirqs_on+0xbd/0x310 [ 240.951265] ? kasan_check_read+0x11/0x20 [ 240.955408] ? finish_task_switch+0x1f4/0x910 [ 240.959896] ? trace_hardirqs_off_caller+0x310/0x310 [ 240.964991] ? compat_start_thread+0x80/0x80 [ 240.969410] ? pvclock_read_flags+0x160/0x160 [ 240.973899] ? __switch_to_asm+0x34/0x70 [ 240.977957] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.983492] ? check_preemption_disabled+0x48/0x280 [ 240.988510] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 240.994041] ? rcu_pm_notify+0xc0/0xc0 [ 240.997922] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.003455] ? check_preemption_disabled+0x48/0x280 [ 241.008470] run_timer_softirq+0x52/0xb0 [ 241.012525] ? rcu_read_lock_sched_held+0x14f/0x180 [ 241.017549] __do_softirq+0x308/0xb7e [ 241.021355] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 241.026454] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 241.031212] ? schedule+0x108/0x460 [ 241.034833] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 241.039597] ? trace_hardirqs_off+0xb8/0x310 [ 241.044000] ? smpboot_thread_fn+0x68b/0xa00 [ 241.048406] ? trace_hardirqs_on+0x310/0x310 [ 241.052809] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 241.058345] ? check_preemption_disabled+0x48/0x280 [ 241.063359] ? takeover_tasklets+0xa90/0xa90 [ 241.067763] run_ksoftirqd+0x5e/0x100 [ 241.071569] smpboot_thread_fn+0x68b/0xa00 [ 241.075800] ? sort_range+0x30/0x30 [ 241.079421] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 241.084519] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 241.090058] ? __kthread_parkme+0xfb/0x1a0 [ 241.094298] ? sort_range+0x30/0x30 [ 241.097919] kthread+0x35a/0x440 [ 241.101286] ? kthread_stop+0x900/0x900 [ 241.105258] ret_from_fork+0x3a/0x50 [ 241.108982] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 241.109047] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 241.115913] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 241.115918] Call Trace: [ 241.115935] dump_stack+0x244/0x39d [ 241.115953] ? dump_stack_print_info.cold.1+0x20/0x20 [ 241.122471] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 241.131792] warn_alloc.cold.116+0xb7/0x1bd [ 241.134343] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 241.137958] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 241.167192] ? lock_downgrade+0x900/0x900 [ 241.171341] ? trace_hardirqs_off+0xb8/0x310 [ 241.175751] ? trace_hardirqs_off+0xb8/0x310 [ 241.180163] __alloc_pages_slowpath+0x26e8/0x2e10 [ 241.185024] ? warn_alloc+0x120/0x120 [ 241.188824] ? print_usage_bug+0xc0/0xc0 [ 241.192883] ? warn_alloc+0x120/0x120 [ 241.196684] ? warn_alloc+0x120/0x120 [ 241.200481] ? print_usage_bug+0xc0/0xc0 [ 241.204546] ? print_usage_bug+0xc0/0xc0 [ 241.208614] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 241.214159] ? should_fail+0x22d/0xd01 [ 241.218056] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 241.223154] ? __lock_acquire+0x62f/0x4c20 [ 241.227391] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 241.232489] ? __lock_acquire+0x62f/0x4c20 [ 241.236722] ? should_fail+0x22d/0xd01 [ 241.240603] ? find_held_lock+0x36/0x1c0 [ 241.244667] ? mark_held_locks+0x130/0x130 [ 241.248904] ? mark_held_locks+0x130/0x130 [ 241.253131] ? zap_class+0x640/0x640 [ 241.256843] ? mark_held_locks+0xc7/0x130 [ 241.260984] ? do_raw_spin_unlock+0xa7/0x330 [ 241.265386] ? zap_class+0x640/0x640 [ 241.269096] ? print_usage_bug+0xc0/0xc0 [ 241.273157] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.278694] ? check_preemption_disabled+0x48/0x280 [ 241.283717] ? __lock_is_held+0xb5/0x140 [ 241.287780] __alloc_pages_nodemask+0xa80/0xde0 [ 241.292444] ? zap_class+0x640/0x640 [ 241.296160] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 241.301180] ? find_held_lock+0x36/0x1c0 [ 241.305245] ? ____cache_alloc_node+0x1c7/0x1e0 [ 241.309914] ? lock_downgrade+0x900/0x900 [ 241.314067] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.319602] cache_grow_begin+0xa5/0x8c0 [ 241.323664] ? do_raw_spin_unlock+0xa7/0x330 [ 241.328074] fallback_alloc+0x204/0x2e0 [ 241.332055] ____cache_alloc_node+0x1c7/0x1e0 [ 241.336554] kmem_cache_alloc_node+0xe3/0x730 [ 241.341054] ? ipv6_get_ifaddr+0x42e/0x620 [ 241.345296] __alloc_skb+0x119/0x770 [ 241.349003] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 241.354281] ? netdev_alloc_frag+0x1f0/0x1f0 [ 241.358684] ? lock_downgrade+0x900/0x900 [ 241.362832] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.368367] ? refcount_sub_and_test_checked+0x203/0x310 [ 241.373814] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 241.379261] ? addrconf_rs_timer+0x690/0x690 [ 241.383689] ndisc_alloc_skb+0x144/0x340 [ 241.387747] ndisc_send_rs+0x331/0x6e0 [ 241.391636] addrconf_rs_timer+0x314/0x690 [ 241.395873] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 241.400113] call_timer_fn+0x272/0x920 [ 241.403994] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 241.408223] ? process_timeout+0x40/0x40 [ 241.412289] ? __run_timers+0x7da/0xc70 [ 241.416260] ? _raw_spin_unlock_irq+0x27/0x80 [ 241.420753] ? _raw_spin_unlock_irq+0x27/0x80 [ 241.425242] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 241.429477] ? lockdep_hardirqs_on+0x296/0x5b0 [ 241.434060] ? trace_hardirqs_on+0xbd/0x310 [ 241.438376] ? kasan_check_read+0x11/0x20 [ 241.442525] ? __run_timers+0x7da/0xc70 [ 241.446495] ? trace_hardirqs_off_caller+0x310/0x310 [ 241.451603] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 241.455837] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 241.460067] __run_timers+0x7e5/0xc70 [ 241.463871] ? timer_fixup_init+0x70/0x70 [ 241.468030] ? compat_start_thread+0x80/0x80 [ 241.472437] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.477979] ? _raw_spin_unlock_irq+0x60/0x80 [ 241.482473] ? finish_task_switch+0x1f4/0x910 [ 241.486963] ? finish_task_switch+0x1b4/0x910 [ 241.491465] ? __switch_to_asm+0x34/0x70 [ 241.495531] ? preempt_notifier_register+0x200/0x200 [ 241.500633] ? __switch_to_asm+0x34/0x70 [ 241.504687] ? __switch_to_asm+0x40/0x70 [ 241.508740] ? __switch_to_asm+0x34/0x70 [ 241.512796] ? __switch_to_asm+0x40/0x70 [ 241.516850] ? __switch_to_asm+0x34/0x70 [ 241.520909] ? __switch_to_asm+0x40/0x70 [ 241.524964] ? __switch_to_asm+0x40/0x70 [ 241.529033] ? pvclock_read_flags+0x160/0x160 [ 241.533531] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.539065] ? check_preemption_disabled+0x48/0x280 [ 241.544086] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 241.549631] ? rcu_pm_notify+0xc0/0xc0 [ 241.553524] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.559058] ? check_preemption_disabled+0x48/0x280 [ 241.564071] run_timer_softirq+0x52/0xb0 [ 241.568131] ? rcu_read_lock_sched_held+0x14f/0x180 [ 241.573144] __do_softirq+0x308/0xb7e [ 241.576946] ? retint_kernel+0x2d/0x2d [ 241.580834] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 241.585934] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 241.591387] ? schedule+0x108/0x460 [ 241.595006] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 241.599764] ? __schedule+0x21d0/0x21d0 [ 241.603754] ? trace_hardirqs_off+0xb8/0x310 [ 241.608165] ? smpboot_thread_fn+0x68b/0xa00 [ 241.612566] ? trace_hardirqs_on+0x310/0x310 [ 241.616973] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 241.622513] ? check_preemption_disabled+0x48/0x280 [ 241.627528] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.633063] ? takeover_tasklets+0xa90/0xa90 [ 241.637466] run_ksoftirqd+0x5e/0x100 [ 241.641268] smpboot_thread_fn+0x68b/0xa00 [ 241.645510] ? sort_range+0x30/0x30 [ 241.649136] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 241.654238] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 241.659771] ? __kthread_parkme+0xfb/0x1a0 [ 241.664006] ? sort_range+0x30/0x30 [ 241.667635] kthread+0x35a/0x440 [ 241.671000] ? kthread_stop+0x900/0x900 [ 241.674980] ret_from_fork+0x3a/0x50 [ 241.678707] warn_alloc_show_mem: 1 callbacks suppressed [ 241.678716] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 241.678718] Mem-Info: [ 241.678746] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 241.678746] active_file:14 inactive_file:13 isolated_file:0 [ 241.678746] unevictable:0 dirty:0 writeback:0 unstable:0 [ 241.678746] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 241.678746] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 241.678746] free:13782 free_pcp:155 free_cma:0 [ 241.684078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 241.684085] Call Trace: [ 241.690928] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 241.693323] dump_stack+0x244/0x39d [ 241.726188] 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 [ 241.735563] ? dump_stack_print_info.cold.1+0x20/0x20 [ 241.738128] lowmem_reserve[]: 0 2818 6321 6321 [ 241.765636] warn_alloc.cold.116+0xb7/0x1bd [ 241.769229] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 241.795330] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 241.800503] lowmem_reserve[]: 0 0 3503 3503 [ 241.805074] ? lock_downgrade+0x900/0x900 [ 241.809886] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 241.837291] ? trace_hardirqs_off+0xb8/0x310 [ 241.842106] lowmem_reserve[]: 0 0 0 0 [ 241.846422] ? trace_hardirqs_off+0xb8/0x310 [ 241.850536] 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 [ 241.879423] __alloc_pages_slowpath+0x26e8/0x2e10 [ 241.883800] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 241.887612] ? warn_alloc+0x120/0x120 [ 241.891971] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 241.905498] ? print_usage_bug+0xc0/0xc0 [ 241.910310] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 241.925558] ? warn_alloc+0x120/0x120 [ 241.929357] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 241.944430] ? warn_alloc+0x120/0x120 [ 241.948461] 165 total pagecache pages [ 241.957292] ? print_usage_bug+0xc0/0xc0 [ 241.961070] 0 pages in swap cache [ 241.969628] ? print_usage_bug+0xc0/0xc0 [ 241.973402] Swap cache stats: add 0, delete 0, find 0/0 [ 241.973412] Free swap = 0kB [ 241.977206] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 241.981226] Total swap = 0kB [ 241.981234] 1965979 pages RAM [ 241.984674] ? should_fail+0x22d/0xd01 [ 241.988702] 0 pages HighMem/MovableOnly [ 241.988709] 342854 pages reserved [ 241.994058] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 241.997050] 0 pages cma reserved [ 242.002581] ? __lock_acquire+0x62f/0x4c20 [ 242.005650] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 242.008670] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 242.012569] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 242.016502] ? __lock_acquire+0x62f/0x4c20 [ 242.019928] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 242.025011] ? should_fail+0x22d/0xd01 [ 242.025026] ? find_held_lock+0x36/0x1c0 [ 242.071222] ? mark_held_locks+0x130/0x130 [ 242.075454] ? mark_held_locks+0x130/0x130 [ 242.079693] ? zap_class+0x640/0x640 [ 242.083401] ? zap_class+0x640/0x640 [ 242.087111] ? print_usage_bug+0xc0/0xc0 [ 242.091163] ? do_raw_spin_unlock+0xa7/0x330 [ 242.095580] ? zap_class+0x640/0x640 [ 242.099289] ? print_usage_bug+0xc0/0xc0 [ 242.103348] ? wq_watchdog_touch+0x9c/0xfe [ 242.107580] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.113111] ? check_preemption_disabled+0x48/0x280 [ 242.118127] ? __lock_is_held+0xb5/0x140 [ 242.122187] __alloc_pages_nodemask+0xa80/0xde0 [ 242.126851] ? zap_class+0x640/0x640 [ 242.130563] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 242.135586] ? find_held_lock+0x36/0x1c0 [ 242.139651] ? ____cache_alloc_node+0x1c7/0x1e0 [ 242.144315] ? lock_downgrade+0x900/0x900 [ 242.148474] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.154010] cache_grow_begin+0xa5/0x8c0 [ 242.158067] ? do_raw_spin_unlock+0xa7/0x330 [ 242.162492] fallback_alloc+0x204/0x2e0 [ 242.166480] ____cache_alloc_node+0x1c7/0x1e0 [ 242.170978] kmem_cache_alloc_node+0xe3/0x730 [ 242.175482] ? ipv6_get_ifaddr+0x42e/0x620 [ 242.179722] __alloc_skb+0x119/0x770 [ 242.183435] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 242.188722] ? netdev_alloc_frag+0x1f0/0x1f0 [ 242.193123] ? lock_downgrade+0x900/0x900 [ 242.197274] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.202810] ? refcount_sub_and_test_checked+0x203/0x310 [ 242.208259] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 242.213702] ? addrconf_rs_timer+0x690/0x690 [ 242.218117] ndisc_alloc_skb+0x144/0x340 [ 242.222177] ndisc_send_rs+0x331/0x6e0 [ 242.226064] addrconf_rs_timer+0x314/0x690 [ 242.230436] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 242.234694] call_timer_fn+0x272/0x920 [ 242.238574] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 242.242807] ? process_timeout+0x40/0x40 [ 242.246877] ? __run_timers+0x7da/0xc70 [ 242.250859] ? _raw_spin_unlock_irq+0x27/0x80 [ 242.255353] ? _raw_spin_unlock_irq+0x27/0x80 [ 242.259838] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 242.264074] ? lockdep_hardirqs_on+0x296/0x5b0 [ 242.268651] ? trace_hardirqs_on+0xbd/0x310 [ 242.272964] ? kasan_check_read+0x11/0x20 [ 242.277714] ? __run_timers+0x7da/0xc70 [ 242.281682] ? trace_hardirqs_off_caller+0x310/0x310 [ 242.286783] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 242.291017] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 242.295247] __run_timers+0x7e5/0xc70 [ 242.299050] ? timer_fixup_init+0x70/0x70 [ 242.303198] ? _raw_spin_unlock_irq+0x27/0x80 [ 242.307691] ? _raw_spin_unlock_irq+0x27/0x80 [ 242.312180] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 242.316755] ? trace_hardirqs_on+0xbd/0x310 [ 242.321069] ? kasan_check_read+0x11/0x20 [ 242.325209] ? finish_task_switch+0x1f4/0x910 [ 242.329697] ? trace_hardirqs_off_caller+0x310/0x310 [ 242.334805] ? compat_start_thread+0x80/0x80 [ 242.339225] ? pvclock_read_flags+0x160/0x160 [ 242.343715] ? __switch_to_asm+0x34/0x70 [ 242.347770] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.353299] ? check_preemption_disabled+0x48/0x280 [ 242.358318] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 242.363850] ? rcu_pm_notify+0xc0/0xc0 [ 242.367735] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.373264] ? check_preemption_disabled+0x48/0x280 [ 242.378281] run_timer_softirq+0x52/0xb0 [ 242.382335] ? rcu_read_lock_sched_held+0x14f/0x180 [ 242.387347] __do_softirq+0x308/0xb7e [ 242.391149] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 242.396249] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 242.401003] ? schedule+0x108/0x460 [ 242.404621] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 242.409379] ? trace_hardirqs_off+0xb8/0x310 [ 242.413781] ? smpboot_thread_fn+0x68b/0xa00 [ 242.418182] ? trace_hardirqs_on+0x310/0x310 [ 242.422588] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 242.428120] ? check_preemption_disabled+0x48/0x280 [ 242.433137] ? takeover_tasklets+0xa90/0xa90 [ 242.437541] run_ksoftirqd+0x5e/0x100 [ 242.441337] smpboot_thread_fn+0x68b/0xa00 [ 242.445568] ? sort_range+0x30/0x30 [ 242.449190] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 242.454289] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 242.459824] ? __kthread_parkme+0xfb/0x1a0 [ 242.464059] ? sort_range+0x30/0x30 [ 242.467684] kthread+0x35a/0x440 [ 242.471047] ? kthread_stop+0x900/0x900 [ 242.475023] ret_from_fork+0x3a/0x50 [ 242.478747] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 242.478811] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 242.485671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 242.485676] Call Trace: [ 242.485694] dump_stack+0x244/0x39d [ 242.485712] ? dump_stack_print_info.cold.1+0x20/0x20 [ 242.492221] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 242.501531] warn_alloc.cold.116+0xb7/0x1bd [ 242.504081] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 242.507696] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 242.536951] ? lock_downgrade+0x900/0x900 [ 242.541101] ? trace_hardirqs_off+0xb8/0x310 [ 242.545509] ? trace_hardirqs_off+0xb8/0x310 [ 242.549919] __alloc_pages_slowpath+0x26e8/0x2e10 [ 242.554784] ? warn_alloc+0x120/0x120 [ 242.558580] ? print_usage_bug+0xc0/0xc0 [ 242.562641] ? warn_alloc+0x120/0x120 [ 242.566443] ? warn_alloc+0x120/0x120 [ 242.570242] ? print_usage_bug+0xc0/0xc0 [ 242.574308] ? print_usage_bug+0xc0/0xc0 [ 242.578372] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 242.583903] ? should_fail+0x22d/0xd01 [ 242.587791] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 242.592894] ? __lock_acquire+0x62f/0x4c20 [ 242.597132] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 242.602229] ? __lock_acquire+0x62f/0x4c20 [ 242.606454] ? should_fail+0x22d/0xd01 [ 242.610335] ? find_held_lock+0x36/0x1c0 [ 242.614397] ? mark_held_locks+0x130/0x130 [ 242.618637] ? mark_held_locks+0x130/0x130 [ 242.622866] ? zap_class+0x640/0x640 [ 242.626576] ? zap_class+0x640/0x640 [ 242.630768] ? print_usage_bug+0xc0/0xc0 [ 242.634826] ? do_raw_spin_unlock+0xa7/0x330 [ 242.639232] ? zap_class+0x640/0x640 [ 242.642942] ? print_usage_bug+0xc0/0xc0 [ 242.646998] ? wq_watchdog_touch+0x9c/0xfe [ 242.651232] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.656767] ? check_preemption_disabled+0x48/0x280 [ 242.661790] ? __lock_is_held+0xb5/0x140 [ 242.665851] __alloc_pages_nodemask+0xa80/0xde0 [ 242.670515] ? zap_class+0x640/0x640 [ 242.674227] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 242.679249] ? find_held_lock+0x36/0x1c0 [ 242.683314] ? ____cache_alloc_node+0x1c7/0x1e0 [ 242.687977] ? lock_downgrade+0x900/0x900 [ 242.692125] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.697662] cache_grow_begin+0xa5/0x8c0 [ 242.701717] ? do_raw_spin_unlock+0xa7/0x330 [ 242.706126] fallback_alloc+0x204/0x2e0 [ 242.710103] ____cache_alloc_node+0x1c7/0x1e0 [ 242.714598] kmem_cache_alloc_node+0xe3/0x730 [ 242.719089] ? ipv6_get_ifaddr+0x42e/0x620 [ 242.723329] __alloc_skb+0x119/0x770 [ 242.727038] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 242.732313] ? netdev_alloc_frag+0x1f0/0x1f0 [ 242.736715] ? lock_downgrade+0x900/0x900 [ 242.740867] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.746400] ? refcount_sub_and_test_checked+0x203/0x310 [ 242.751859] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 242.757305] ? addrconf_rs_timer+0x690/0x690 [ 242.761721] ndisc_alloc_skb+0x144/0x340 [ 242.765781] ndisc_send_rs+0x331/0x6e0 [ 242.769669] addrconf_rs_timer+0x314/0x690 [ 242.773901] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 242.778144] call_timer_fn+0x272/0x920 [ 242.782029] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 242.786258] ? process_timeout+0x40/0x40 [ 242.790322] ? __run_timers+0x7da/0xc70 [ 242.794297] ? _raw_spin_unlock_irq+0x27/0x80 [ 242.799314] ? _raw_spin_unlock_irq+0x27/0x80 [ 242.803806] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 242.808037] ? lockdep_hardirqs_on+0x296/0x5b0 [ 242.812617] ? trace_hardirqs_on+0xbd/0x310 [ 242.816939] ? kasan_check_read+0x11/0x20 [ 242.821077] ? __run_timers+0x7da/0xc70 [ 242.825047] ? trace_hardirqs_off_caller+0x310/0x310 [ 242.830146] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 242.834390] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 242.838629] __run_timers+0x7e5/0xc70 [ 242.842441] ? timer_fixup_init+0x70/0x70 [ 242.846580] ? compat_start_thread+0x80/0x80 [ 242.850989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.856529] ? _raw_spin_unlock_irq+0x60/0x80 [ 242.861019] ? finish_task_switch+0x1f4/0x910 [ 242.865512] ? finish_task_switch+0x1b4/0x910 [ 242.870003] ? __switch_to_asm+0x34/0x70 [ 242.874062] ? preempt_notifier_register+0x200/0x200 [ 242.879160] ? __switch_to_asm+0x34/0x70 [ 242.883217] ? __switch_to_asm+0x40/0x70 [ 242.887273] ? __switch_to_asm+0x34/0x70 [ 242.891328] ? __switch_to_asm+0x40/0x70 [ 242.895382] ? __switch_to_asm+0x34/0x70 [ 242.899443] ? __switch_to_asm+0x40/0x70 [ 242.903498] ? __switch_to_asm+0x40/0x70 [ 242.907562] ? pvclock_read_flags+0x160/0x160 [ 242.912058] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.917593] ? check_preemption_disabled+0x48/0x280 [ 242.922608] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 242.928139] ? rcu_pm_notify+0xc0/0xc0 [ 242.932023] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.937557] ? check_preemption_disabled+0x48/0x280 [ 242.942571] run_timer_softirq+0x52/0xb0 [ 242.946628] ? rcu_read_lock_sched_held+0x14f/0x180 [ 242.951644] __do_softirq+0x308/0xb7e [ 242.955443] ? retint_kernel+0x2d/0x2d [ 242.959326] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 242.964423] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 242.969873] ? schedule+0x108/0x460 [ 242.973503] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 242.978266] ? __schedule+0x21d0/0x21d0 [ 242.982250] ? trace_hardirqs_off+0xb8/0x310 [ 242.986740] ? smpboot_thread_fn+0x68b/0xa00 [ 242.991146] ? trace_hardirqs_on+0x310/0x310 [ 242.995551] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 243.001083] ? check_preemption_disabled+0x48/0x280 [ 243.006333] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.011870] ? takeover_tasklets+0xa90/0xa90 [ 243.016276] run_ksoftirqd+0x5e/0x100 [ 243.020074] smpboot_thread_fn+0x68b/0xa00 [ 243.024306] ? sort_range+0x30/0x30 [ 243.027933] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 243.033032] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 243.038565] ? __kthread_parkme+0xfb/0x1a0 [ 243.042802] ? sort_range+0x30/0x30 [ 243.046425] kthread+0x35a/0x440 [ 243.049787] ? kthread_stop+0x900/0x900 [ 243.053759] ret_from_fork+0x3a/0x50 [ 243.057479] warn_alloc_show_mem: 1 callbacks suppressed [ 243.057488] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 243.057490] Mem-Info: [ 243.057517] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 243.057517] active_file:14 inactive_file:13 isolated_file:0 [ 243.057517] unevictable:0 dirty:0 writeback:0 unstable:0 [ 243.057517] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 243.057517] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 243.057517] free:13782 free_pcp:155 free_cma:0 [ 243.062852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 243.062859] Call Trace: [ 243.069697] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 243.072095] dump_stack+0x244/0x39d [ 243.105032] 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 [ 243.114388] ? dump_stack_print_info.cold.1+0x20/0x20 [ 243.116938] lowmem_reserve[]: 0 2818 6321 6321 [ 243.144443] warn_alloc.cold.116+0xb7/0x1bd [ 243.148038] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 243.174137] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 243.179295] lowmem_reserve[]: 0 0 3503 3503 [ 243.183866] ? lock_downgrade+0x900/0x900 [ 243.188161] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 243.215567] ? trace_hardirqs_off+0xb8/0x310 [ 243.220389] lowmem_reserve[]: 0 0 0 0 [ 243.224701] ? trace_hardirqs_off+0xb8/0x310 [ 243.228825] 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 [ 243.257711] __alloc_pages_slowpath+0x26e8/0x2e10 [ 243.262089] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 243.265903] ? warn_alloc+0x120/0x120 [ 243.270267] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 243.283785] ? print_usage_bug+0xc0/0xc0 [ 243.288607] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 243.303848] ? warn_alloc+0x120/0x120 [ 243.307628] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 243.322707] ? warn_alloc+0x120/0x120 [ 243.326739] 165 total pagecache pages [ 243.335576] ? print_usage_bug+0xc0/0xc0 [ 243.339365] 0 pages in swap cache [ 243.347933] ? print_usage_bug+0xc0/0xc0 [ 243.351710] Swap cache stats: add 0, delete 0, find 0/0 [ 243.355502] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 243.359529] Free swap = 0kB [ 243.362969] ? should_fail+0x22d/0xd01 [ 243.367002] Total swap = 0kB [ 243.372361] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 243.377874] 1965979 pages RAM [ 243.380879] ? __lock_acquire+0x62f/0x4c20 [ 243.384743] 0 pages HighMem/MovableOnly [ 243.387752] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 243.392822] 342854 pages reserved [ 243.392829] 0 pages cma reserved [ 243.395924] ? __lock_acquire+0x62f/0x4c20 [ 243.400192] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 243.404081] ? should_fail+0x22d/0xd01 [ 243.404095] ? find_held_lock+0x36/0x1c0 [ 243.404117] ? mark_held_locks+0x130/0x130 [ 243.409231] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 243.412631] ? mark_held_locks+0x130/0x130 [ 243.415975] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 243.420192] ? zap_class+0x640/0x640 [ 243.420210] ? zap_class+0x640/0x640 [ 243.465356] ? print_usage_bug+0xc0/0xc0 [ 243.469412] ? do_raw_spin_unlock+0xa7/0x330 [ 243.473818] ? zap_class+0x640/0x640 [ 243.477524] ? print_usage_bug+0xc0/0xc0 [ 243.481580] ? wq_watchdog_touch+0x9c/0xfe [ 243.485815] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.491355] ? check_preemption_disabled+0x48/0x280 [ 243.496385] ? __lock_is_held+0xb5/0x140 [ 243.500450] __alloc_pages_nodemask+0xa80/0xde0 [ 243.505113] ? zap_class+0x640/0x640 [ 243.508824] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 243.513848] ? find_held_lock+0x36/0x1c0 [ 243.517911] ? ____cache_alloc_node+0x1c7/0x1e0 [ 243.522575] ? lock_downgrade+0x900/0x900 [ 243.526725] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.532259] cache_grow_begin+0xa5/0x8c0 [ 243.536315] ? do_raw_spin_unlock+0xa7/0x330 [ 243.540735] fallback_alloc+0x204/0x2e0 [ 243.544708] ____cache_alloc_node+0x1c7/0x1e0 [ 243.549205] kmem_cache_alloc_node+0xe3/0x730 [ 243.553693] ? ipv6_get_ifaddr+0x42e/0x620 [ 243.557932] __alloc_skb+0x119/0x770 [ 243.561639] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 243.566914] ? netdev_alloc_frag+0x1f0/0x1f0 [ 243.571315] ? lock_downgrade+0x900/0x900 [ 243.575471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.581001] ? refcount_sub_and_test_checked+0x203/0x310 [ 243.586449] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 243.591893] ? addrconf_rs_timer+0x690/0x690 [ 243.596304] ndisc_alloc_skb+0x144/0x340 [ 243.600381] ndisc_send_rs+0x331/0x6e0 [ 243.604272] addrconf_rs_timer+0x314/0x690 [ 243.608526] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 243.612767] call_timer_fn+0x272/0x920 [ 243.616646] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 243.620874] ? process_timeout+0x40/0x40 [ 243.624939] ? __run_timers+0x7da/0xc70 [ 243.629369] ? _raw_spin_unlock_irq+0x27/0x80 [ 243.633865] ? _raw_spin_unlock_irq+0x27/0x80 [ 243.638366] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 243.642598] ? lockdep_hardirqs_on+0x296/0x5b0 [ 243.647177] ? trace_hardirqs_on+0xbd/0x310 [ 243.651509] ? kasan_check_read+0x11/0x20 [ 243.655654] ? __run_timers+0x7da/0xc70 [ 243.659622] ? trace_hardirqs_off_caller+0x310/0x310 [ 243.664727] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 243.668962] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 243.673193] __run_timers+0x7e5/0xc70 [ 243.677096] ? timer_fixup_init+0x70/0x70 [ 243.681242] ? _raw_spin_unlock_irq+0x27/0x80 [ 243.685732] ? _raw_spin_unlock_irq+0x27/0x80 [ 243.690224] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 243.694807] ? trace_hardirqs_on+0xbd/0x310 [ 243.699121] ? kasan_check_read+0x11/0x20 [ 243.703267] ? finish_task_switch+0x1f4/0x910 [ 243.707759] ? trace_hardirqs_off_caller+0x310/0x310 [ 243.712872] ? compat_start_thread+0x80/0x80 [ 243.717292] ? pvclock_read_flags+0x160/0x160 [ 243.721787] ? __switch_to_asm+0x34/0x70 [ 243.725844] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.731376] ? check_preemption_disabled+0x48/0x280 [ 243.736400] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 243.741936] ? rcu_pm_notify+0xc0/0xc0 [ 243.745821] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.751360] ? check_preemption_disabled+0x48/0x280 [ 243.756379] run_timer_softirq+0x52/0xb0 [ 243.760440] ? rcu_read_lock_sched_held+0x14f/0x180 [ 243.765451] __do_softirq+0x308/0xb7e [ 243.769259] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 243.774375] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 243.779135] ? schedule+0x108/0x460 [ 243.782756] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 243.787517] ? trace_hardirqs_off+0xb8/0x310 [ 243.791926] ? smpboot_thread_fn+0x68b/0xa00 [ 243.796355] ? trace_hardirqs_on+0x310/0x310 [ 243.800761] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 243.806293] ? check_preemption_disabled+0x48/0x280 [ 243.811310] ? takeover_tasklets+0xa90/0xa90 [ 243.815728] run_ksoftirqd+0x5e/0x100 [ 243.819524] smpboot_thread_fn+0x68b/0xa00 [ 243.823761] ? sort_range+0x30/0x30 [ 243.827389] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 243.832491] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 243.838028] ? __kthread_parkme+0xfb/0x1a0 [ 243.842260] ? sort_range+0x30/0x30 [ 243.845884] kthread+0x35a/0x440 [ 243.849244] ? kthread_stop+0x900/0x900 [ 243.853213] ret_from_fork+0x3a/0x50 [ 243.856938] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 243.856999] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 243.863862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 243.863870] Call Trace: [ 243.870423] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 243.879690] dump_stack+0x244/0x39d [ 243.882245] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 243.892546] ? dump_stack_print_info.cold.1+0x20/0x20 [ 243.905980] warn_alloc.cold.116+0xb7/0x1bd [ 243.910300] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 243.915148] ? lock_downgrade+0x900/0x900 [ 243.919294] ? trace_hardirqs_off+0xb8/0x310 [ 243.923706] ? trace_hardirqs_off+0xb8/0x310 [ 243.928120] __alloc_pages_slowpath+0x26e8/0x2e10 [ 243.932993] ? warn_alloc+0x120/0x120 [ 243.936792] ? print_usage_bug+0xc0/0xc0 [ 243.940851] ? warn_alloc+0x120/0x120 [ 243.944650] ? warn_alloc+0x120/0x120 [ 243.948447] ? print_usage_bug+0xc0/0xc0 [ 243.952511] ? print_usage_bug+0xc0/0xc0 [ 243.956580] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 243.962113] ? should_fail+0x22d/0xd01 [ 243.965998] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 243.971098] ? __lock_acquire+0x62f/0x4c20 [ 243.975340] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 243.980436] ? __lock_acquire+0x62f/0x4c20 [ 243.984661] ? should_fail+0x22d/0xd01 [ 243.988546] ? find_held_lock+0x36/0x1c0 [ 243.992608] ? mark_held_locks+0x130/0x130 [ 243.996844] ? mark_held_locks+0x130/0x130 [ 244.001072] ? zap_class+0x640/0x640 [ 244.004779] ? zap_class+0x640/0x640 [ 244.008491] ? print_usage_bug+0xc0/0xc0 [ 244.012544] ? do_raw_spin_unlock+0xa7/0x330 [ 244.016953] ? zap_class+0x640/0x640 [ 244.020667] ? print_usage_bug+0xc0/0xc0 [ 244.024733] ? wq_watchdog_touch+0x9c/0xfe [ 244.028964] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.034498] ? check_preemption_disabled+0x48/0x280 [ 244.039528] ? __lock_is_held+0xb5/0x140 [ 244.043603] __alloc_pages_nodemask+0xa80/0xde0 [ 244.048269] ? zap_class+0x640/0x640 [ 244.051996] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 244.057015] ? find_held_lock+0x36/0x1c0 [ 244.061081] ? ____cache_alloc_node+0x1c7/0x1e0 [ 244.065750] ? lock_downgrade+0x900/0x900 [ 244.069901] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.075440] cache_grow_begin+0xa5/0x8c0 [ 244.079501] ? do_raw_spin_unlock+0xa7/0x330 [ 244.083910] fallback_alloc+0x204/0x2e0 [ 244.087889] ____cache_alloc_node+0x1c7/0x1e0 [ 244.092399] kmem_cache_alloc_node+0xe3/0x730 [ 244.096893] ? ipv6_get_ifaddr+0x42e/0x620 [ 244.101130] __alloc_skb+0x119/0x770 [ 244.104848] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 244.110127] ? netdev_alloc_frag+0x1f0/0x1f0 [ 244.114531] ? lock_downgrade+0x900/0x900 [ 244.118680] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.124217] ? refcount_sub_and_test_checked+0x203/0x310 [ 244.129668] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 244.135115] ? addrconf_rs_timer+0x690/0x690 [ 244.139532] ndisc_alloc_skb+0x144/0x340 [ 244.143593] ndisc_send_rs+0x331/0x6e0 [ 244.147481] addrconf_rs_timer+0x314/0x690 [ 244.151716] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 244.155960] call_timer_fn+0x272/0x920 [ 244.159840] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 244.164069] ? process_timeout+0x40/0x40 [ 244.168132] ? __run_timers+0x7da/0xc70 [ 244.172109] ? _raw_spin_unlock_irq+0x27/0x80 [ 244.176599] ? _raw_spin_unlock_irq+0x27/0x80 [ 244.181090] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 244.185324] ? lockdep_hardirqs_on+0x296/0x5b0 [ 244.189904] ? trace_hardirqs_on+0xbd/0x310 [ 244.194222] ? kasan_check_read+0x11/0x20 [ 244.198368] ? __run_timers+0x7da/0xc70 [ 244.202343] ? trace_hardirqs_off_caller+0x310/0x310 [ 244.207453] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 244.211688] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 244.215913] __run_timers+0x7e5/0xc70 [ 244.219723] ? timer_fixup_init+0x70/0x70 [ 244.223863] ? compat_start_thread+0x80/0x80 [ 244.228268] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.233815] ? _raw_spin_unlock_irq+0x60/0x80 [ 244.238317] ? finish_task_switch+0x1f4/0x910 [ 244.242813] ? finish_task_switch+0x1b4/0x910 [ 244.247311] ? __switch_to_asm+0x34/0x70 [ 244.251370] ? preempt_notifier_register+0x200/0x200 [ 244.256467] ? __switch_to_asm+0x34/0x70 [ 244.260520] ? __switch_to_asm+0x40/0x70 [ 244.264577] ? __switch_to_asm+0x34/0x70 [ 244.268635] ? __switch_to_asm+0x40/0x70 [ 244.272692] ? __switch_to_asm+0x34/0x70 [ 244.276758] ? __switch_to_asm+0x40/0x70 [ 244.280818] ? __switch_to_asm+0x40/0x70 [ 244.284882] ? pvclock_read_flags+0x160/0x160 [ 244.289373] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.294908] ? check_preemption_disabled+0x48/0x280 [ 244.300018] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 244.305559] ? rcu_pm_notify+0xc0/0xc0 [ 244.309444] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.314976] ? check_preemption_disabled+0x48/0x280 [ 244.319994] run_timer_softirq+0x52/0xb0 [ 244.324054] ? rcu_read_lock_sched_held+0x14f/0x180 [ 244.329064] __do_softirq+0x308/0xb7e [ 244.332865] ? retint_kernel+0x2d/0x2d [ 244.336750] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 244.341848] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 244.347471] ? schedule+0x108/0x460 [ 244.351097] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 244.355854] ? __schedule+0x21d0/0x21d0 [ 244.359826] ? trace_hardirqs_off+0xb8/0x310 [ 244.364231] ? smpboot_thread_fn+0x68b/0xa00 [ 244.368635] ? trace_hardirqs_on+0x310/0x310 [ 244.373039] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 244.378575] ? check_preemption_disabled+0x48/0x280 [ 244.383583] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.389117] ? takeover_tasklets+0xa90/0xa90 [ 244.393525] run_ksoftirqd+0x5e/0x100 [ 244.397320] smpboot_thread_fn+0x68b/0xa00 [ 244.401555] ? sort_range+0x30/0x30 [ 244.405180] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 244.410284] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 244.415815] ? __kthread_parkme+0xfb/0x1a0 [ 244.420047] ? sort_range+0x30/0x30 [ 244.423672] kthread+0x35a/0x440 [ 244.427032] ? kthread_stop+0x900/0x900 [ 244.431003] ret_from_fork+0x3a/0x50 [ 244.434731] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 244.434735] warn_alloc_show_mem: 1 callbacks suppressed [ 244.434742] Mem-Info: [ 244.441573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 244.441580] Call Trace: [ 244.446946] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 244.446946] active_file:14 inactive_file:13 isolated_file:0 [ 244.446946] unevictable:0 dirty:0 writeback:0 unstable:0 [ 244.446946] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 244.446946] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 244.446946] free:13782 free_pcp:155 free_cma:0 [ 244.449326] dump_stack+0x244/0x39d [ 244.458673] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 244.461243] ? dump_stack_print_info.cold.1+0x20/0x20 [ 244.494094] 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 [ 244.497724] warn_alloc.cold.116+0xb7/0x1bd [ 244.525184] lowmem_reserve[]: 0 2818 6321 6321 [ 244.530366] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 244.556445] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 244.560761] ? lock_downgrade+0x900/0x900 [ 244.565309] lowmem_reserve[]: 0 0 3503 3503 [ 244.570149] ? trace_hardirqs_off+0xb8/0x310 [ 244.597615] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 244.601760] ? trace_hardirqs_off+0xb8/0x310 [ 244.606054] lowmem_reserve[]: 0 0 0 0 [ 244.610455] __alloc_pages_slowpath+0x26e8/0x2e10 [ 244.639674] 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 [ 244.644110] ? warn_alloc+0x120/0x120 [ 244.647855] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 244.652687] ? print_usage_bug+0xc0/0xc0 [ 244.666176] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 244.669969] ? warn_alloc+0x120/0x120 [ 244.685204] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 244.689257] ? warn_alloc+0x120/0x120 [ 244.704318] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 244.704326] 165 total pagecache pages [ 244.708117] ? print_usage_bug+0xc0/0xc0 [ 244.716930] 0 pages in swap cache [ 244.720713] ? print_usage_bug+0xc0/0xc0 [ 244.729260] Swap cache stats: add 0, delete 0, find 0/0 [ 244.729265] Free swap = 0kB [ 244.729272] Total swap = 0kB [ 244.733069] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 244.737094] 1965979 pages RAM [ 244.740534] ? should_fail+0x22d/0xd01 [ 244.744561] 0 pages HighMem/MovableOnly [ 244.744568] 342854 pages reserved [ 244.749920] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 244.752910] 0 pages cma reserved [ 244.755919] ? __lock_acquire+0x62f/0x4c20 [ 244.761480] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 244.764520] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 244.764531] ? __lock_acquire+0x62f/0x4c20 [ 244.764546] ? should_fail+0x22d/0xd01 [ 244.768454] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 244.772370] ? find_held_lock+0x36/0x1c0 [ 244.775791] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 244.780884] ? mark_held_locks+0x130/0x130 [ 244.831673] ? mark_held_locks+0x130/0x130 [ 244.835900] ? zap_class+0x640/0x640 [ 244.839613] ? mark_held_locks+0xc7/0x130 [ 244.843755] ? do_raw_spin_unlock+0xa7/0x330 [ 244.848160] ? zap_class+0x640/0x640 [ 244.851867] ? print_usage_bug+0xc0/0xc0 [ 244.855930] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.861467] ? check_preemption_disabled+0x48/0x280 [ 244.866487] ? __lock_is_held+0xb5/0x140 [ 244.870552] __alloc_pages_nodemask+0xa80/0xde0 [ 244.875214] ? zap_class+0x640/0x640 [ 244.878937] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 244.883963] ? find_held_lock+0x36/0x1c0 [ 244.888033] ? ____cache_alloc_node+0x1c7/0x1e0 [ 244.892704] ? lock_downgrade+0x900/0x900 [ 244.896858] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.902399] cache_grow_begin+0xa5/0x8c0 [ 244.906455] ? do_raw_spin_unlock+0xa7/0x330 [ 244.910871] fallback_alloc+0x204/0x2e0 [ 244.914845] ____cache_alloc_node+0x1c7/0x1e0 [ 244.919341] kmem_cache_alloc_node+0xe3/0x730 [ 244.923834] ? ipv6_get_ifaddr+0x42e/0x620 [ 244.928077] __alloc_skb+0x119/0x770 [ 244.931786] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 244.937065] ? netdev_alloc_frag+0x1f0/0x1f0 [ 244.941468] ? lock_downgrade+0x900/0x900 [ 244.945619] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.951149] ? refcount_sub_and_test_checked+0x203/0x310 [ 244.956600] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 244.962048] ? addrconf_rs_timer+0x690/0x690 [ 244.966460] ndisc_alloc_skb+0x144/0x340 [ 244.970530] ndisc_send_rs+0x331/0x6e0 [ 244.974418] addrconf_rs_timer+0x314/0x690 [ 244.978652] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 244.982895] call_timer_fn+0x272/0x920 [ 244.986774] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 244.991004] ? process_timeout+0x40/0x40 [ 244.995067] ? __run_timers+0x7da/0xc70 [ 244.999040] ? _raw_spin_unlock_irq+0x27/0x80 [ 245.003532] ? _raw_spin_unlock_irq+0x27/0x80 [ 245.008024] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 245.012257] ? lockdep_hardirqs_on+0x296/0x5b0 [ 245.016834] ? trace_hardirqs_on+0xbd/0x310 [ 245.021152] ? kasan_check_read+0x11/0x20 [ 245.025294] ? __run_timers+0x7da/0xc70 [ 245.029270] ? trace_hardirqs_off_caller+0x310/0x310 [ 245.034372] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 245.038608] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 245.042834] __run_timers+0x7e5/0xc70 [ 245.046636] ? timer_fixup_init+0x70/0x70 [ 245.050779] ? _raw_spin_unlock_irq+0x27/0x80 [ 245.055272] ? _raw_spin_unlock_irq+0x27/0x80 [ 245.059765] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 245.064345] ? trace_hardirqs_on+0xbd/0x310 [ 245.068661] ? kasan_check_read+0x11/0x20 [ 245.072806] ? finish_task_switch+0x1f4/0x910 [ 245.077300] ? trace_hardirqs_off_caller+0x310/0x310 [ 245.082572] ? compat_start_thread+0x80/0x80 [ 245.086994] ? pvclock_read_flags+0x160/0x160 [ 245.091482] ? __switch_to_asm+0x34/0x70 [ 245.095540] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.101070] ? check_preemption_disabled+0x48/0x280 [ 245.106095] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 245.111626] ? rcu_pm_notify+0xc0/0xc0 [ 245.115507] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.121041] ? check_preemption_disabled+0x48/0x280 [ 245.126053] run_timer_softirq+0x52/0xb0 [ 245.130107] ? rcu_read_lock_sched_held+0x14f/0x180 [ 245.135115] __do_softirq+0x308/0xb7e [ 245.138916] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 245.144012] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 245.148768] ? schedule+0x108/0x460 [ 245.152386] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 245.157142] ? trace_hardirqs_off+0xb8/0x310 [ 245.161544] ? smpboot_thread_fn+0x68b/0xa00 [ 245.165944] ? trace_hardirqs_on+0x310/0x310 [ 245.170345] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 245.175880] ? check_preemption_disabled+0x48/0x280 [ 245.180897] ? takeover_tasklets+0xa90/0xa90 [ 245.185304] run_ksoftirqd+0x5e/0x100 [ 245.189096] smpboot_thread_fn+0x68b/0xa00 [ 245.193326] ? sort_range+0x30/0x30 [ 245.196948] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 245.202045] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 245.207576] ? __kthread_parkme+0xfb/0x1a0 [ 245.211806] ? sort_range+0x30/0x30 [ 245.215430] kthread+0x35a/0x440 [ 245.218795] ? kthread_stop+0x900/0x900 [ 245.222768] ret_from_fork+0x3a/0x50 [ 245.226494] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 245.226557] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 245.233419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 245.233426] Call Trace: [ 245.239975] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 245.249255] dump_stack+0x244/0x39d [ 245.251814] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 245.262111] ? dump_stack_print_info.cold.1+0x20/0x20 [ 245.275555] warn_alloc.cold.116+0xb7/0x1bd [ 245.279876] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 245.284720] ? lock_downgrade+0x900/0x900 [ 245.288873] ? trace_hardirqs_off+0xb8/0x310 [ 245.293278] ? trace_hardirqs_off+0xb8/0x310 [ 245.297685] __alloc_pages_slowpath+0x26e8/0x2e10 [ 245.302546] ? warn_alloc+0x120/0x120 [ 245.306346] ? print_usage_bug+0xc0/0xc0 [ 245.310400] ? warn_alloc+0x120/0x120 [ 245.314204] ? warn_alloc+0x120/0x120 [ 245.317999] ? print_usage_bug+0xc0/0xc0 [ 245.322057] ? print_usage_bug+0xc0/0xc0 [ 245.326119] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 245.331650] ? should_fail+0x22d/0xd01 [ 245.335533] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 245.340629] ? __lock_acquire+0x62f/0x4c20 [ 245.344862] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 245.350052] ? __lock_acquire+0x62f/0x4c20 [ 245.354277] ? should_fail+0x22d/0xd01 [ 245.358156] ? find_held_lock+0x36/0x1c0 [ 245.362221] ? mark_held_locks+0x130/0x130 [ 245.366458] ? mark_held_locks+0x130/0x130 [ 245.370686] ? zap_class+0x640/0x640 [ 245.374399] ? zap_class+0x640/0x640 [ 245.378111] ? print_usage_bug+0xc0/0xc0 [ 245.382163] ? do_raw_spin_unlock+0xa7/0x330 [ 245.386575] ? zap_class+0x640/0x640 [ 245.390286] ? print_usage_bug+0xc0/0xc0 [ 245.394339] ? wq_watchdog_touch+0x9c/0xfe [ 245.398573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.404103] ? check_preemption_disabled+0x48/0x280 [ 245.409121] ? __lock_is_held+0xb5/0x140 [ 245.413181] __alloc_pages_nodemask+0xa80/0xde0 [ 245.417851] ? zap_class+0x640/0x640 [ 245.421567] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 245.426589] ? find_held_lock+0x36/0x1c0 [ 245.430655] ? ____cache_alloc_node+0x1c7/0x1e0 [ 245.435318] ? lock_downgrade+0x900/0x900 [ 245.439464] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.444998] cache_grow_begin+0xa5/0x8c0 [ 245.449050] ? do_raw_spin_unlock+0xa7/0x330 [ 245.453458] fallback_alloc+0x204/0x2e0 [ 245.457438] ____cache_alloc_node+0x1c7/0x1e0 [ 245.461934] kmem_cache_alloc_node+0xe3/0x730 [ 245.466425] ? ipv6_get_ifaddr+0x42e/0x620 [ 245.470660] __alloc_skb+0x119/0x770 [ 245.474367] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 245.479639] ? netdev_alloc_frag+0x1f0/0x1f0 [ 245.484044] ? lock_downgrade+0x900/0x900 [ 245.488198] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.493730] ? refcount_sub_and_test_checked+0x203/0x310 [ 245.499178] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 245.504629] ? addrconf_rs_timer+0x690/0x690 [ 245.509042] ndisc_alloc_skb+0x144/0x340 [ 245.513104] ndisc_send_rs+0x331/0x6e0 [ 245.516990] addrconf_rs_timer+0x314/0x690 [ 245.521220] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 245.525464] call_timer_fn+0x272/0x920 [ 245.529345] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 245.533572] ? process_timeout+0x40/0x40 [ 245.537636] ? __run_timers+0x7da/0xc70 [ 245.541607] ? _raw_spin_unlock_irq+0x27/0x80 [ 245.546095] ? _raw_spin_unlock_irq+0x27/0x80 [ 245.550584] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 245.554813] ? lockdep_hardirqs_on+0x296/0x5b0 [ 245.559392] ? trace_hardirqs_on+0xbd/0x310 [ 245.563710] ? kasan_check_read+0x11/0x20 [ 245.567849] ? __run_timers+0x7da/0xc70 [ 245.571821] ? trace_hardirqs_off_caller+0x310/0x310 [ 245.576925] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 245.581188] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 245.585414] __run_timers+0x7e5/0xc70 [ 245.589217] ? timer_fixup_init+0x70/0x70 [ 245.593363] ? compat_start_thread+0x80/0x80 [ 245.597768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.603301] ? _raw_spin_unlock_irq+0x60/0x80 [ 245.607794] ? finish_task_switch+0x1f4/0x910 [ 245.612281] ? finish_task_switch+0x1b4/0x910 [ 245.616769] ? __switch_to_asm+0x34/0x70 [ 245.620828] ? preempt_notifier_register+0x200/0x200 [ 245.625925] ? __switch_to_asm+0x34/0x70 [ 245.629979] ? __switch_to_asm+0x40/0x70 [ 245.634032] ? __switch_to_asm+0x34/0x70 [ 245.638086] ? __switch_to_asm+0x40/0x70 [ 245.642139] ? __switch_to_asm+0x34/0x70 [ 245.646205] ? __switch_to_asm+0x40/0x70 [ 245.650260] ? __switch_to_asm+0x40/0x70 [ 245.654321] ? pvclock_read_flags+0x160/0x160 [ 245.658810] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.664346] ? check_preemption_disabled+0x48/0x280 [ 245.669364] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 245.674895] ? rcu_pm_notify+0xc0/0xc0 [ 245.678776] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.684397] ? check_preemption_disabled+0x48/0x280 [ 245.689417] run_timer_softirq+0x52/0xb0 [ 245.693474] ? rcu_read_lock_sched_held+0x14f/0x180 [ 245.698482] __do_softirq+0x308/0xb7e [ 245.702288] ? retint_kernel+0x2d/0x2d [ 245.706178] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 245.711281] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 245.716730] ? schedule+0x108/0x460 [ 245.720353] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 245.725108] ? __schedule+0x21d0/0x21d0 [ 245.729084] ? trace_hardirqs_off+0xb8/0x310 [ 245.733485] ? smpboot_thread_fn+0x68b/0xa00 [ 245.737891] ? trace_hardirqs_on+0x310/0x310 [ 245.742295] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 245.747827] ? check_preemption_disabled+0x48/0x280 [ 245.752836] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.758365] ? takeover_tasklets+0xa90/0xa90 [ 245.762771] run_ksoftirqd+0x5e/0x100 [ 245.766570] smpboot_thread_fn+0x68b/0xa00 [ 245.770805] ? sort_range+0x30/0x30 [ 245.774432] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 245.779528] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 245.785058] ? __kthread_parkme+0xfb/0x1a0 [ 245.789293] ? sort_range+0x30/0x30 [ 245.792934] kthread+0x35a/0x440 [ 245.796296] ? kthread_stop+0x900/0x900 [ 245.800267] ret_from_fork+0x3a/0x50 [ 245.803985] warn_alloc_show_mem: 1 callbacks suppressed [ 245.803994] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 245.803996] Mem-Info: [ 245.804026] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 245.804026] active_file:14 inactive_file:13 isolated_file:0 [ 245.804026] unevictable:0 dirty:0 writeback:0 unstable:0 [ 245.804026] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 245.804026] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 245.804026] free:13782 free_pcp:155 free_cma:0 [ 245.809358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 245.816203] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 245.818591] Call Trace: [ 245.851459] 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 [ 245.860808] dump_stack+0x244/0x39d [ 245.888276] lowmem_reserve[]: 0 2818 6321 6321 [ 245.890854] ? dump_stack_print_info.cold.1+0x20/0x20 [ 245.916934] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 245.920563] warn_alloc.cold.116+0xb7/0x1bd [ 245.925099] lowmem_reserve[]: 0 0 3503 3503 [ 245.930282] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 245.957667] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 245.961982] ? lock_downgrade+0x900/0x900 [ 245.966271] lowmem_reserve[]: 0 0 0 0 [ 245.971108] ? trace_hardirqs_off+0xb8/0x310 [ 245.999958] 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 [ 246.004097] ? trace_hardirqs_off+0xb8/0x310 [ 246.007862] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 246.012264] __alloc_pages_slowpath+0x26e8/0x2e10 [ 246.025748] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 246.030188] ? warn_alloc+0x120/0x120 [ 246.045398] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 246.050222] ? print_usage_bug+0xc0/0xc0 [ 246.065279] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 246.069063] ? warn_alloc+0x120/0x120 [ 246.077870] 165 total pagecache pages [ 246.081917] ? warn_alloc+0x120/0x120 [ 246.090468] 0 pages in swap cache [ 246.094253] ? print_usage_bug+0xc0/0xc0 [ 246.098025] Swap cache stats: add 0, delete 0, find 0/0 [ 246.101812] ? print_usage_bug+0xc0/0xc0 [ 246.105235] Free swap = 0kB [ 246.109287] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 246.114617] Total swap = 0kB [ 246.118659] ? should_fail+0x22d/0xd01 [ 246.118677] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 246.121666] 1965979 pages RAM [ 246.127185] ? __lock_acquire+0x62f/0x4c20 [ 246.130178] 0 pages HighMem/MovableOnly [ 246.134052] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 246.139127] 342854 pages reserved [ 246.142225] ? __lock_acquire+0x62f/0x4c20 [ 246.146425] 0 pages cma reserved [ 246.146488] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 246.150387] ? should_fail+0x22d/0xd01 [ 246.150403] ? find_held_lock+0x36/0x1c0 [ 246.155608] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 246.158927] ? mark_held_locks+0x130/0x130 [ 246.163139] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 246.166500] ? mark_held_locks+0x130/0x130 [ 246.204369] ? zap_class+0x640/0x640 [ 246.208085] ? mark_held_locks+0xc7/0x130 [ 246.212226] ? do_raw_spin_unlock+0xa7/0x330 [ 246.216626] ? zap_class+0x640/0x640 [ 246.220335] ? print_usage_bug+0xc0/0xc0 [ 246.224393] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.229932] ? check_preemption_disabled+0x48/0x280 [ 246.234982] ? __lock_is_held+0xb5/0x140 [ 246.239068] __alloc_pages_nodemask+0xa80/0xde0 [ 246.243732] ? zap_class+0x640/0x640 [ 246.247447] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 246.252482] ? find_held_lock+0x36/0x1c0 [ 246.256544] ? ____cache_alloc_node+0x1c7/0x1e0 [ 246.261210] ? lock_downgrade+0x900/0x900 [ 246.265357] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.270897] cache_grow_begin+0xa5/0x8c0 [ 246.274950] ? do_raw_spin_unlock+0xa7/0x330 [ 246.279372] fallback_alloc+0x204/0x2e0 [ 246.283349] ____cache_alloc_node+0x1c7/0x1e0 [ 246.287842] kmem_cache_alloc_node+0xe3/0x730 [ 246.292331] ? ipv6_get_ifaddr+0x42e/0x620 [ 246.296570] __alloc_skb+0x119/0x770 [ 246.300278] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 246.305550] ? netdev_alloc_frag+0x1f0/0x1f0 [ 246.309957] ? lock_downgrade+0x900/0x900 [ 246.314103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.319642] ? refcount_sub_and_test_checked+0x203/0x310 [ 246.325092] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 246.330541] ? addrconf_rs_timer+0x690/0x690 [ 246.334951] ndisc_alloc_skb+0x144/0x340 [ 246.339010] ndisc_send_rs+0x331/0x6e0 [ 246.342899] addrconf_rs_timer+0x314/0x690 [ 246.347141] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 246.351378] call_timer_fn+0x272/0x920 [ 246.355257] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 246.359485] ? process_timeout+0x40/0x40 [ 246.363543] ? __run_timers+0x7da/0xc70 [ 246.367513] ? _raw_spin_unlock_irq+0x27/0x80 [ 246.372001] ? _raw_spin_unlock_irq+0x27/0x80 [ 246.376490] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 246.380717] ? lockdep_hardirqs_on+0x296/0x5b0 [ 246.385296] ? trace_hardirqs_on+0xbd/0x310 [ 246.389612] ? kasan_check_read+0x11/0x20 [ 246.393752] ? __run_timers+0x7da/0xc70 [ 246.397724] ? trace_hardirqs_off_caller+0x310/0x310 [ 246.402825] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 246.407057] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 246.411282] __run_timers+0x7e5/0xc70 [ 246.415087] ? timer_fixup_init+0x70/0x70 [ 246.419236] ? _raw_spin_unlock_irq+0x27/0x80 [ 246.423736] ? _raw_spin_unlock_irq+0x27/0x80 [ 246.428228] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 246.432803] ? trace_hardirqs_on+0xbd/0x310 [ 246.437127] ? kasan_check_read+0x11/0x20 [ 246.441272] ? finish_task_switch+0x1f4/0x910 [ 246.445762] ? trace_hardirqs_off_caller+0x310/0x310 [ 246.450862] ? compat_start_thread+0x80/0x80 [ 246.455282] ? pvclock_read_flags+0x160/0x160 [ 246.459769] ? __switch_to_asm+0x34/0x70 [ 246.463824] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.469355] ? check_preemption_disabled+0x48/0x280 [ 246.474377] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 246.479911] ? rcu_pm_notify+0xc0/0xc0 [ 246.483795] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.489330] ? check_preemption_disabled+0x48/0x280 [ 246.494342] run_timer_softirq+0x52/0xb0 [ 246.498396] ? rcu_read_lock_sched_held+0x14f/0x180 [ 246.503408] __do_softirq+0x308/0xb7e [ 246.507216] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 246.512327] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 246.517084] ? schedule+0x108/0x460 [ 246.520710] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 246.525465] ? trace_hardirqs_off+0xb8/0x310 [ 246.529871] ? smpboot_thread_fn+0x68b/0xa00 [ 246.534276] ? trace_hardirqs_on+0x310/0x310 [ 246.538768] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 246.544298] ? check_preemption_disabled+0x48/0x280 [ 246.549311] ? takeover_tasklets+0xa90/0xa90 [ 246.553714] run_ksoftirqd+0x5e/0x100 [ 246.557505] smpboot_thread_fn+0x68b/0xa00 [ 246.561737] ? sort_range+0x30/0x30 [ 246.565362] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 246.570459] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 246.575993] ? __kthread_parkme+0xfb/0x1a0 [ 246.580227] ? sort_range+0x30/0x30 [ 246.583844] kthread+0x35a/0x440 [ 246.587310] ? kthread_stop+0x900/0x900 [ 246.591282] ret_from_fork+0x3a/0x50 [ 246.595005] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 246.595082] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 246.601930] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 246.608474] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 246.617738] Call Trace: [ 246.628520] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 246.631109] dump_stack+0x244/0x39d [ 246.639374] ? dump_stack_print_info.cold.1+0x20/0x20 [ 246.644569] warn_alloc.cold.116+0xb7/0x1bd [ 246.648885] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 246.653726] ? lock_downgrade+0x900/0x900 [ 246.657875] ? trace_hardirqs_off+0xb8/0x310 [ 246.662282] ? trace_hardirqs_off+0xb8/0x310 [ 246.666693] __alloc_pages_slowpath+0x26e8/0x2e10 [ 246.671557] ? warn_alloc+0x120/0x120 [ 246.675354] ? print_usage_bug+0xc0/0xc0 [ 246.679410] ? warn_alloc+0x120/0x120 [ 246.683206] ? warn_alloc+0x120/0x120 [ 246.687003] ? print_usage_bug+0xc0/0xc0 [ 246.691055] ? print_usage_bug+0xc0/0xc0 [ 246.695121] ? print_usage_bug+0xc0/0xc0 [ 246.699185] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 246.704720] ? should_fail+0x22d/0xd01 [ 246.708611] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 246.713708] ? __lock_acquire+0x62f/0x4c20 [ 246.717940] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 246.723035] ? __lock_acquire+0x62f/0x4c20 [ 246.727265] ? should_fail+0x22d/0xd01 [ 246.731153] ? mark_held_locks+0x130/0x130 [ 246.735387] ? mark_held_locks+0x130/0x130 [ 246.739615] ? zap_class+0x640/0x640 [ 246.743328] ? zap_class+0x640/0x640 [ 246.747038] ? print_usage_bug+0xc0/0xc0 [ 246.751098] ? mark_held_locks+0x130/0x130 [ 246.755333] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.760864] ? check_preemption_disabled+0x48/0x280 [ 246.765907] ? __lock_is_held+0xb5/0x140 [ 246.769967] __alloc_pages_nodemask+0xa80/0xde0 [ 246.774634] ? zap_class+0x640/0x640 [ 246.778348] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 246.783366] ? find_held_lock+0x36/0x1c0 [ 246.787429] ? ____cache_alloc_node+0x1c7/0x1e0 [ 246.792099] ? lock_downgrade+0x900/0x900 [ 246.796726] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.802265] cache_grow_begin+0xa5/0x8c0 [ 246.806323] ? do_raw_spin_unlock+0xa7/0x330 [ 246.810731] fallback_alloc+0x204/0x2e0 [ 246.814707] ____cache_alloc_node+0x1c7/0x1e0 [ 246.819201] kmem_cache_alloc_node+0xe3/0x730 [ 246.823688] ? ipv6_get_ifaddr+0x42e/0x620 [ 246.827926] __alloc_skb+0x119/0x770 [ 246.831632] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 246.836903] ? netdev_alloc_frag+0x1f0/0x1f0 [ 246.841307] ? lock_downgrade+0x900/0x900 [ 246.845456] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.850988] ? refcount_sub_and_test_checked+0x203/0x310 [ 246.856435] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 246.861882] ? addrconf_rs_timer+0x690/0x690 [ 246.866295] ndisc_alloc_skb+0x144/0x340 [ 246.870352] ndisc_send_rs+0x331/0x6e0 [ 246.874240] addrconf_rs_timer+0x314/0x690 [ 246.878476] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 246.882717] call_timer_fn+0x272/0x920 [ 246.886602] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 246.890830] ? process_timeout+0x40/0x40 [ 246.894891] ? __run_timers+0x7da/0xc70 [ 246.898863] ? _raw_spin_unlock_irq+0x27/0x80 [ 246.903353] ? _raw_spin_unlock_irq+0x27/0x80 [ 246.907841] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 246.912080] ? lockdep_hardirqs_on+0x296/0x5b0 [ 246.916657] ? trace_hardirqs_on+0xbd/0x310 [ 246.920970] ? kasan_check_read+0x11/0x20 [ 246.925109] ? __run_timers+0x7da/0xc70 [ 246.929088] ? trace_hardirqs_off_caller+0x310/0x310 [ 246.934197] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 246.938424] __run_timers+0x7e5/0xc70 [ 246.942225] ? timer_fixup_init+0x70/0x70 [ 246.946364] ? compat_start_thread+0x80/0x80 [ 246.950780] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.956315] ? _raw_spin_unlock_irq+0x60/0x80 [ 246.960807] ? finish_task_switch+0x1f4/0x910 [ 246.965295] ? finish_task_switch+0x1b4/0x910 [ 246.969784] ? __switch_to_asm+0x34/0x70 [ 246.973846] ? preempt_notifier_register+0x200/0x200 [ 246.978947] ? __switch_to_asm+0x34/0x70 [ 246.983001] ? __switch_to_asm+0x40/0x70 [ 246.987055] ? __switch_to_asm+0x34/0x70 [ 246.991120] ? __switch_to_asm+0x40/0x70 [ 246.995175] ? __switch_to_asm+0x34/0x70 [ 246.999230] ? __switch_to_asm+0x40/0x70 [ 247.003294] ? __switch_to_asm+0x40/0x70 [ 247.007354] ? pvclock_read_flags+0x160/0x160 [ 247.011846] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.017379] ? check_preemption_disabled+0x48/0x280 [ 247.022398] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 247.027934] ? rcu_pm_notify+0xc0/0xc0 [ 247.031822] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.037358] ? check_preemption_disabled+0x48/0x280 [ 247.042371] run_timer_softirq+0x52/0xb0 [ 247.046431] ? rcu_read_lock_sched_held+0x14f/0x180 [ 247.051443] __do_softirq+0x308/0xb7e [ 247.055241] ? retint_kernel+0x2d/0x2d [ 247.059125] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 247.064224] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 247.069694] ? schedule+0x108/0x460 [ 247.073327] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 247.078084] ? __schedule+0x21d0/0x21d0 [ 247.082065] ? trace_hardirqs_off+0xb8/0x310 [ 247.086472] ? smpboot_thread_fn+0x68b/0xa00 [ 247.090877] ? trace_hardirqs_on+0x310/0x310 [ 247.095284] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 247.100826] ? check_preemption_disabled+0x48/0x280 [ 247.105837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.111367] ? takeover_tasklets+0xa90/0xa90 [ 247.115772] run_ksoftirqd+0x5e/0x100 [ 247.119570] smpboot_thread_fn+0x68b/0xa00 [ 247.123806] ? sort_range+0x30/0x30 [ 247.127429] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 247.132525] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 247.138062] ? __kthread_parkme+0xfb/0x1a0 [ 247.142301] ? sort_range+0x30/0x30 [ 247.145928] kthread+0x35a/0x440 [ 247.149287] ? kthread_stop+0x900/0x900 [ 247.153263] ret_from_fork+0x3a/0x50 [ 247.156990] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 247.156995] warn_alloc_show_mem: 1 callbacks suppressed [ 247.157001] Mem-Info: [ 247.163835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 247.169199] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 247.169199] active_file:14 inactive_file:13 isolated_file:0 [ 247.169199] unevictable:0 dirty:0 writeback:0 unstable:0 [ 247.169199] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 247.169199] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 247.169199] free:13782 free_pcp:155 free_cma:0 [ 247.171566] Call Trace: [ 247.171583] dump_stack+0x244/0x39d [ 247.180947] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 247.213792] ? dump_stack_print_info.cold.1+0x20/0x20 [ 247.216436] 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 [ 247.220070] warn_alloc.cold.116+0xb7/0x1bd [ 247.247524] lowmem_reserve[]: 0 2818 6321 6321 [ 247.252704] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 247.278783] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 247.283099] ? lock_downgrade+0x900/0x900 [ 247.287643] lowmem_reserve[]: 0 0 3503 3503 [ 247.292485] ? trace_hardirqs_off+0xb8/0x310 [ 247.319861] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 247.324004] ? trace_hardirqs_off+0xb8/0x310 [ 247.328292] lowmem_reserve[]: 0 0 0 0 [ 247.332691] __alloc_pages_slowpath+0x26e8/0x2e10 [ 247.361541] 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 [ 247.365965] ? warn_alloc+0x120/0x120 [ 247.369711] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 247.374541] ? print_usage_bug+0xc0/0xc0 [ 247.388051] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 247.391849] ? warn_alloc+0x120/0x120 [ 247.407085] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 247.411128] ? warn_alloc+0x120/0x120 [ 247.426190] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 247.429972] ? print_usage_bug+0xc0/0xc0 [ 247.438775] 165 total pagecache pages [ 247.442565] ? print_usage_bug+0xc0/0xc0 [ 247.451118] 0 pages in swap cache [ 247.455167] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 247.458938] Swap cache stats: add 0, delete 0, find 0/0 [ 247.462979] ? should_fail+0x22d/0xd01 [ 247.466411] Free swap = 0kB [ 247.471931] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 247.477265] Total swap = 0kB [ 247.481147] ? __lock_acquire+0x62f/0x4c20 [ 247.484143] 1965979 pages RAM [ 247.489238] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 247.492227] 0 pages HighMem/MovableOnly [ 247.496455] ? __lock_acquire+0x62f/0x4c20 [ 247.499528] 342854 pages reserved [ 247.499540] 0 pages cma reserved [ 247.504623] ? should_fail+0x22d/0xd01 [ 247.508621] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 247.512785] ? find_held_lock+0x36/0x1c0 [ 247.516280] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 247.519575] ? mark_held_locks+0x130/0x130 [ 247.523432] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 247.529912] ? mark_held_locks+0x130/0x130 [ 247.557322] ? zap_class+0x640/0x640 [ 247.561047] ? mark_held_locks+0xc7/0x130 [ 247.565186] ? do_raw_spin_unlock+0xa7/0x330 [ 247.569588] ? zap_class+0x640/0x640 [ 247.573295] ? print_usage_bug+0xc0/0xc0 [ 247.577357] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.582892] ? check_preemption_disabled+0x48/0x280 [ 247.587910] ? __lock_is_held+0xb5/0x140 [ 247.591972] __alloc_pages_nodemask+0xa80/0xde0 [ 247.596807] ? zap_class+0x640/0x640 [ 247.600530] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 247.605552] ? find_held_lock+0x36/0x1c0 [ 247.609623] ? ____cache_alloc_node+0x1c7/0x1e0 [ 247.614290] ? lock_downgrade+0x900/0x900 [ 247.618441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.623976] cache_grow_begin+0xa5/0x8c0 [ 247.628046] ? do_raw_spin_unlock+0xa7/0x330 [ 247.632458] fallback_alloc+0x204/0x2e0 [ 247.636437] ____cache_alloc_node+0x1c7/0x1e0 [ 247.640938] kmem_cache_alloc_node+0xe3/0x730 [ 247.645427] ? ipv6_get_ifaddr+0x42e/0x620 [ 247.649668] __alloc_skb+0x119/0x770 [ 247.653379] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 247.658666] ? netdev_alloc_frag+0x1f0/0x1f0 [ 247.663069] ? lock_downgrade+0x900/0x900 [ 247.667222] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.672758] ? refcount_sub_and_test_checked+0x203/0x310 [ 247.678209] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 247.683652] ? addrconf_rs_timer+0x690/0x690 [ 247.688069] ndisc_alloc_skb+0x144/0x340 [ 247.692127] ndisc_send_rs+0x331/0x6e0 [ 247.696025] addrconf_rs_timer+0x314/0x690 [ 247.700263] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 247.704503] call_timer_fn+0x272/0x920 [ 247.708386] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 247.712614] ? process_timeout+0x40/0x40 [ 247.716676] ? __run_timers+0x7da/0xc70 [ 247.720666] ? _raw_spin_unlock_irq+0x27/0x80 [ 247.725160] ? _raw_spin_unlock_irq+0x27/0x80 [ 247.729649] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 247.733884] ? lockdep_hardirqs_on+0x296/0x5b0 [ 247.738463] ? trace_hardirqs_on+0xbd/0x310 [ 247.742778] ? kasan_check_read+0x11/0x20 [ 247.746919] ? __run_timers+0x7da/0xc70 [ 247.750890] ? trace_hardirqs_off_caller+0x310/0x310 [ 247.755993] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 247.760238] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 247.764466] __run_timers+0x7e5/0xc70 [ 247.768273] ? timer_fixup_init+0x70/0x70 [ 247.772416] ? _raw_spin_unlock_irq+0x27/0x80 [ 247.776911] ? _raw_spin_unlock_irq+0x27/0x80 [ 247.781409] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 247.785989] ? trace_hardirqs_on+0xbd/0x310 [ 247.790316] ? kasan_check_read+0x11/0x20 [ 247.794466] ? finish_task_switch+0x1f4/0x910 [ 247.798956] ? trace_hardirqs_off_caller+0x310/0x310 [ 247.804056] ? compat_start_thread+0x80/0x80 [ 247.808480] ? pvclock_read_flags+0x160/0x160 [ 247.812973] ? __switch_to_asm+0x34/0x70 [ 247.817042] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.822572] ? check_preemption_disabled+0x48/0x280 [ 247.827592] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 247.833125] ? rcu_pm_notify+0xc0/0xc0 [ 247.837023] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.842566] ? check_preemption_disabled+0x48/0x280 [ 247.847583] run_timer_softirq+0x52/0xb0 [ 247.851644] ? rcu_read_lock_sched_held+0x14f/0x180 [ 247.856657] __do_softirq+0x308/0xb7e [ 247.860466] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 247.865566] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 247.870326] ? schedule+0x108/0x460 [ 247.873945] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 247.878708] ? trace_hardirqs_off+0xb8/0x310 [ 247.883114] ? smpboot_thread_fn+0x68b/0xa00 [ 247.887519] ? trace_hardirqs_on+0x310/0x310 [ 247.891943] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 247.897476] ? check_preemption_disabled+0x48/0x280 [ 247.902488] ? takeover_tasklets+0xa90/0xa90 [ 247.906891] run_ksoftirqd+0x5e/0x100 [ 247.910687] smpboot_thread_fn+0x68b/0xa00 [ 247.914919] ? sort_range+0x30/0x30 [ 247.918541] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 247.923640] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 247.929174] ? __kthread_parkme+0xfb/0x1a0 [ 247.933412] ? sort_range+0x30/0x30 [ 247.937038] kthread+0x35a/0x440 [ 247.940400] ? kthread_stop+0x900/0x900 [ 247.944375] ret_from_fork+0x3a/0x50 [ 247.948101] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 247.948159] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 247.955024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 247.955029] Call Trace: [ 247.955046] dump_stack+0x244/0x39d [ 247.955065] ? dump_stack_print_info.cold.1+0x20/0x20 [ 247.961583] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 247.970888] warn_alloc.cold.116+0xb7/0x1bd [ 247.973443] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 247.977057] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 248.006309] ? lock_downgrade+0x900/0x900 [ 248.010463] ? trace_hardirqs_off+0xb8/0x310 [ 248.014875] ? trace_hardirqs_off+0xb8/0x310 [ 248.019286] __alloc_pages_slowpath+0x26e8/0x2e10 [ 248.024149] ? warn_alloc+0x120/0x120 [ 248.027952] ? print_usage_bug+0xc0/0xc0 [ 248.032015] ? warn_alloc+0x120/0x120 [ 248.035814] ? warn_alloc+0x120/0x120 [ 248.039611] ? print_usage_bug+0xc0/0xc0 [ 248.043676] ? print_usage_bug+0xc0/0xc0 [ 248.047744] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 248.053279] ? should_fail+0x22d/0xd01 [ 248.057165] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 248.062266] ? __lock_acquire+0x62f/0x4c20 [ 248.066509] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 248.071608] ? __lock_acquire+0x62f/0x4c20 [ 248.075837] ? should_fail+0x22d/0xd01 [ 248.079718] ? find_held_lock+0x36/0x1c0 [ 248.083785] ? mark_held_locks+0x130/0x130 [ 248.088017] ? mark_held_locks+0x130/0x130 [ 248.092243] ? zap_class+0x640/0x640 [ 248.095953] ? mark_held_locks+0xc7/0x130 [ 248.100113] ? do_raw_spin_unlock+0xa7/0x330 [ 248.104522] ? zap_class+0x640/0x640 [ 248.108235] ? print_usage_bug+0xc0/0xc0 [ 248.112297] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.117827] ? check_preemption_disabled+0x48/0x280 [ 248.122849] ? __lock_is_held+0xb5/0x140 [ 248.126911] __alloc_pages_nodemask+0xa80/0xde0 [ 248.131577] ? zap_class+0x640/0x640 [ 248.135288] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 248.140309] ? find_held_lock+0x36/0x1c0 [ 248.144371] ? ____cache_alloc_node+0x1c7/0x1e0 [ 248.149042] ? lock_downgrade+0x900/0x900 [ 248.153199] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.158739] cache_grow_begin+0xa5/0x8c0 [ 248.162796] ? do_raw_spin_unlock+0xa7/0x330 [ 248.167206] fallback_alloc+0x204/0x2e0 [ 248.171182] ____cache_alloc_node+0x1c7/0x1e0 [ 248.175676] kmem_cache_alloc_node+0xe3/0x730 [ 248.180176] ? ipv6_get_ifaddr+0x42e/0x620 [ 248.184426] __alloc_skb+0x119/0x770 [ 248.188157] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 248.193430] ? netdev_alloc_frag+0x1f0/0x1f0 [ 248.197832] ? lock_downgrade+0x900/0x900 [ 248.201989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.207520] ? refcount_sub_and_test_checked+0x203/0x310 [ 248.212976] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 248.218423] ? addrconf_rs_timer+0x690/0x690 [ 248.222840] ndisc_alloc_skb+0x144/0x340 [ 248.226897] ndisc_send_rs+0x331/0x6e0 [ 248.230786] addrconf_rs_timer+0x314/0x690 [ 248.235022] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 248.239266] call_timer_fn+0x272/0x920 [ 248.243145] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 248.247373] ? process_timeout+0x40/0x40 [ 248.251437] ? __run_timers+0x7da/0xc70 [ 248.255418] ? _raw_spin_unlock_irq+0x27/0x80 [ 248.259911] ? _raw_spin_unlock_irq+0x27/0x80 [ 248.264402] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 248.268634] ? lockdep_hardirqs_on+0x296/0x5b0 [ 248.273215] ? trace_hardirqs_on+0xbd/0x310 [ 248.277532] ? kasan_check_read+0x11/0x20 [ 248.281673] ? __run_timers+0x7da/0xc70 [ 248.285646] ? trace_hardirqs_off_caller+0x310/0x310 [ 248.290751] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 248.294990] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 248.299219] __run_timers+0x7e5/0xc70 [ 248.303023] ? timer_fixup_init+0x70/0x70 [ 248.307162] ? compat_start_thread+0x80/0x80 [ 248.311577] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.317115] ? _raw_spin_unlock_irq+0x60/0x80 [ 248.321606] ? finish_task_switch+0x1f4/0x910 [ 248.326095] ? finish_task_switch+0x1b4/0x910 [ 248.330587] ? __switch_to_asm+0x34/0x70 [ 248.334643] ? preempt_notifier_register+0x200/0x200 [ 248.339739] ? __switch_to_asm+0x34/0x70 [ 248.343795] ? __switch_to_asm+0x40/0x70 [ 248.347852] ? __switch_to_asm+0x34/0x70 [ 248.351906] ? __switch_to_asm+0x40/0x70 [ 248.355967] ? __switch_to_asm+0x34/0x70 [ 248.360025] ? __switch_to_asm+0x40/0x70 [ 248.364080] ? __switch_to_asm+0x40/0x70 [ 248.368143] ? pvclock_read_flags+0x160/0x160 [ 248.372634] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.378183] ? check_preemption_disabled+0x48/0x280 [ 248.383200] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 248.388736] ? rcu_pm_notify+0xc0/0xc0 [ 248.392619] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.398154] ? check_preemption_disabled+0x48/0x280 [ 248.403169] run_timer_softirq+0x52/0xb0 [ 248.407318] ? rcu_read_lock_sched_held+0x14f/0x180 [ 248.412330] __do_softirq+0x308/0xb7e [ 248.416129] ? retint_kernel+0x2d/0x2d [ 248.420013] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 248.425117] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 248.430572] ? schedule+0x108/0x460 [ 248.434194] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 248.438954] ? __schedule+0x21d0/0x21d0 [ 248.442925] ? trace_hardirqs_off+0xb8/0x310 [ 248.447340] ? smpboot_thread_fn+0x68b/0xa00 [ 248.451744] ? trace_hardirqs_on+0x310/0x310 [ 248.456147] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 248.461677] ? check_preemption_disabled+0x48/0x280 [ 248.466690] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.472223] ? takeover_tasklets+0xa90/0xa90 [ 248.476631] run_ksoftirqd+0x5e/0x100 [ 248.480424] smpboot_thread_fn+0x68b/0xa00 [ 248.484663] ? sort_range+0x30/0x30 [ 248.488293] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 248.493394] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 248.498929] ? __kthread_parkme+0xfb/0x1a0 [ 248.503181] ? sort_range+0x30/0x30 [ 248.506801] kthread+0x35a/0x440 [ 248.510166] ? kthread_stop+0x900/0x900 [ 248.514135] ret_from_fork+0x3a/0x50 [ 248.517852] warn_alloc_show_mem: 1 callbacks suppressed [ 248.517861] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 248.517863] Mem-Info: [ 248.517891] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 248.517891] active_file:14 inactive_file:13 isolated_file:0 [ 248.517891] unevictable:0 dirty:0 writeback:0 unstable:0 [ 248.517891] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 248.517891] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 248.517891] free:13782 free_pcp:155 free_cma:0 [ 248.523228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 248.530065] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 248.532459] Call Trace: [ 248.565316] 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 [ 248.574666] dump_stack+0x244/0x39d [ 248.602129] lowmem_reserve[]: 0 2818 6321 6321 [ 248.604707] ? dump_stack_print_info.cold.1+0x20/0x20 [ 248.631156] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 248.634795] warn_alloc.cold.116+0xb7/0x1bd [ 248.639332] lowmem_reserve[]: 0 0 3503 3503 [ 248.644509] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 248.671889] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 248.676203] ? lock_downgrade+0x900/0x900 [ 248.680486] lowmem_reserve[]: 0 0 0 0 [ 248.685326] ? trace_hardirqs_off+0xb8/0x310 [ 248.714176] 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 [ 248.718317] ? trace_hardirqs_off+0xb8/0x310 [ 248.722086] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 248.726487] __alloc_pages_slowpath+0x26e8/0x2e10 [ 248.739969] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 248.744397] ? warn_alloc+0x120/0x120 [ 248.759620] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 248.764452] ? print_usage_bug+0xc0/0xc0 [ 248.779597] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 248.783382] ? warn_alloc+0x120/0x120 [ 248.792190] 165 total pagecache pages [ 248.796526] ? warn_alloc+0x120/0x120 [ 248.805083] 0 pages in swap cache [ 248.808865] ? print_usage_bug+0xc0/0xc0 [ 248.812636] Swap cache stats: add 0, delete 0, find 0/0 [ 248.816421] ? print_usage_bug+0xc0/0xc0 [ 248.819844] Free swap = 0kB [ 248.823897] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 248.829227] Total swap = 0kB [ 248.833276] ? should_fail+0x22d/0xd01 [ 248.836267] 1965979 pages RAM [ 248.841792] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 248.844782] 0 pages HighMem/MovableOnly [ 248.848657] ? __lock_acquire+0x62f/0x4c20 [ 248.851731] 342854 pages reserved [ 248.851738] 0 pages cma reserved [ 248.856827] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 248.860833] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 248.864990] ? __lock_acquire+0x62f/0x4c20 [ 248.865002] ? should_fail+0x22d/0xd01 [ 248.865017] ? find_held_lock+0x36/0x1c0 [ 248.868488] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 248.871799] ? mark_held_locks+0x130/0x130 [ 248.876871] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 248.883351] ? mark_held_locks+0x130/0x130 [ 248.918839] ? zap_class+0x640/0x640 [ 248.922549] ? zap_class+0x640/0x640 [ 248.926263] ? print_usage_bug+0xc0/0xc0 [ 248.930316] ? do_raw_spin_unlock+0xa7/0x330 [ 248.934718] ? zap_class+0x640/0x640 [ 248.938430] ? print_usage_bug+0xc0/0xc0 [ 248.942489] ? wq_watchdog_touch+0x9c/0xfe [ 248.946719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.952256] ? check_preemption_disabled+0x48/0x280 [ 248.957274] ? __lock_is_held+0xb5/0x140 [ 248.961333] __alloc_pages_nodemask+0xa80/0xde0 [ 248.966000] ? zap_class+0x640/0x640 [ 248.969710] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 248.974730] ? find_held_lock+0x36/0x1c0 [ 248.978811] ? ____cache_alloc_node+0x1c7/0x1e0 [ 248.983474] ? lock_downgrade+0x900/0x900 [ 248.987620] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.993158] cache_grow_begin+0xa5/0x8c0 [ 248.997212] ? do_raw_spin_unlock+0xa7/0x330 [ 249.001624] fallback_alloc+0x204/0x2e0 [ 249.005598] ____cache_alloc_node+0x1c7/0x1e0 [ 249.010094] kmem_cache_alloc_node+0xe3/0x730 [ 249.014600] ? ipv6_get_ifaddr+0x42e/0x620 [ 249.018835] __alloc_skb+0x119/0x770 [ 249.022545] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 249.027820] ? netdev_alloc_frag+0x1f0/0x1f0 [ 249.032224] ? lock_downgrade+0x900/0x900 [ 249.036370] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.041908] ? refcount_sub_and_test_checked+0x203/0x310 [ 249.047357] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 249.052801] ? addrconf_rs_timer+0x690/0x690 [ 249.057215] ndisc_alloc_skb+0x144/0x340 [ 249.061275] ndisc_send_rs+0x331/0x6e0 [ 249.065160] addrconf_rs_timer+0x314/0x690 [ 249.069393] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.073632] call_timer_fn+0x272/0x920 [ 249.077511] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.081741] ? process_timeout+0x40/0x40 [ 249.085800] ? __run_timers+0x7da/0xc70 [ 249.089770] ? _raw_spin_unlock_irq+0x27/0x80 [ 249.094260] ? _raw_spin_unlock_irq+0x27/0x80 [ 249.098744] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.102974] ? lockdep_hardirqs_on+0x296/0x5b0 [ 249.107554] ? trace_hardirqs_on+0xbd/0x310 [ 249.111867] ? kasan_check_read+0x11/0x20 [ 249.116017] ? __run_timers+0x7da/0xc70 [ 249.119990] ? trace_hardirqs_off_caller+0x310/0x310 [ 249.125091] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.129323] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.133553] __run_timers+0x7e5/0xc70 [ 249.137356] ? timer_fixup_init+0x70/0x70 [ 249.141503] ? _raw_spin_unlock_irq+0x27/0x80 [ 249.145994] ? _raw_spin_unlock_irq+0x27/0x80 [ 249.150485] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 249.155063] ? trace_hardirqs_on+0xbd/0x310 [ 249.159377] ? kasan_check_read+0x11/0x20 [ 249.163522] ? finish_task_switch+0x1f4/0x910 [ 249.168016] ? trace_hardirqs_off_caller+0x310/0x310 [ 249.173116] ? compat_start_thread+0x80/0x80 [ 249.177540] ? pvclock_read_flags+0x160/0x160 [ 249.182034] ? __switch_to_asm+0x34/0x70 [ 249.186090] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.191637] ? check_preemption_disabled+0x48/0x280 [ 249.196654] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 249.202188] ? rcu_pm_notify+0xc0/0xc0 [ 249.206070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.211603] ? check_preemption_disabled+0x48/0x280 [ 249.216615] run_timer_softirq+0x52/0xb0 [ 249.220669] ? rcu_read_lock_sched_held+0x14f/0x180 [ 249.225679] __do_softirq+0x308/0xb7e [ 249.229480] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 249.234575] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 249.239331] ? schedule+0x108/0x460 [ 249.242951] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 249.247709] ? trace_hardirqs_off+0xb8/0x310 [ 249.252110] ? smpboot_thread_fn+0x68b/0xa00 [ 249.256511] ? trace_hardirqs_on+0x310/0x310 [ 249.260916] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.266449] ? check_preemption_disabled+0x48/0x280 [ 249.271457] ? takeover_tasklets+0xa90/0xa90 [ 249.275862] run_ksoftirqd+0x5e/0x100 [ 249.279664] smpboot_thread_fn+0x68b/0xa00 [ 249.283910] ? sort_range+0x30/0x30 [ 249.287536] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 249.292635] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.298163] ? __kthread_parkme+0xfb/0x1a0 [ 249.302403] ? sort_range+0x30/0x30 [ 249.306022] kthread+0x35a/0x440 [ 249.309404] ? kthread_stop+0x900/0x900 [ 249.313386] ret_from_fork+0x3a/0x50 [ 249.317109] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 249.317186] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 249.324036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 249.324041] Call Trace: [ 249.324058] dump_stack+0x244/0x39d [ 249.324076] ? dump_stack_print_info.cold.1+0x20/0x20 [ 249.330625] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 249.339899] warn_alloc.cold.116+0xb7/0x1bd [ 249.342455] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 249.346067] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 249.375308] ? lock_downgrade+0x900/0x900 [ 249.379458] ? trace_hardirqs_off+0xb8/0x310 [ 249.383877] ? trace_hardirqs_off+0xb8/0x310 [ 249.388287] __alloc_pages_slowpath+0x26e8/0x2e10 [ 249.393150] ? warn_alloc+0x120/0x120 [ 249.396957] ? print_usage_bug+0xc0/0xc0 [ 249.401013] ? warn_alloc+0x120/0x120 [ 249.404813] ? warn_alloc+0x120/0x120 [ 249.408610] ? print_usage_bug+0xc0/0xc0 [ 249.412667] ? print_usage_bug+0xc0/0xc0 [ 249.416734] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.422264] ? should_fail+0x22d/0xd01 [ 249.426152] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 249.431252] ? __lock_acquire+0x62f/0x4c20 [ 249.435484] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 249.440585] ? __lock_acquire+0x62f/0x4c20 [ 249.444814] ? should_fail+0x22d/0xd01 [ 249.448694] ? find_held_lock+0x36/0x1c0 [ 249.452756] ? mark_held_locks+0x130/0x130 [ 249.456987] ? mark_held_locks+0x130/0x130 [ 249.461214] ? zap_class+0x640/0x640 [ 249.464921] ? zap_class+0x640/0x640 [ 249.468628] ? print_usage_bug+0xc0/0xc0 [ 249.472686] ? do_raw_spin_unlock+0xa7/0x330 [ 249.477090] ? zap_class+0x640/0x640 [ 249.480795] ? print_usage_bug+0xc0/0xc0 [ 249.484850] ? wq_watchdog_touch+0x9c/0xfe [ 249.489093] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.494624] ? check_preemption_disabled+0x48/0x280 [ 249.499644] ? __lock_is_held+0xb5/0x140 [ 249.503708] __alloc_pages_nodemask+0xa80/0xde0 [ 249.508371] ? zap_class+0x640/0x640 [ 249.512086] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 249.517107] ? find_held_lock+0x36/0x1c0 [ 249.521174] ? ____cache_alloc_node+0x1c7/0x1e0 [ 249.525840] ? lock_downgrade+0x900/0x900 [ 249.529998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.535532] cache_grow_begin+0xa5/0x8c0 [ 249.539591] ? do_raw_spin_unlock+0xa7/0x330 [ 249.544000] fallback_alloc+0x204/0x2e0 [ 249.547973] ____cache_alloc_node+0x1c7/0x1e0 [ 249.552466] kmem_cache_alloc_node+0xe3/0x730 [ 249.556960] ? ipv6_get_ifaddr+0x42e/0x620 [ 249.561200] __alloc_skb+0x119/0x770 [ 249.564911] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 249.570190] ? netdev_alloc_frag+0x1f0/0x1f0 [ 249.574591] ? lock_downgrade+0x900/0x900 [ 249.578739] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.584269] ? refcount_sub_and_test_checked+0x203/0x310 [ 249.589717] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 249.595169] ? addrconf_rs_timer+0x690/0x690 [ 249.599580] ndisc_alloc_skb+0x144/0x340 [ 249.603641] ndisc_send_rs+0x331/0x6e0 [ 249.607526] addrconf_rs_timer+0x314/0x690 [ 249.611761] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.616001] call_timer_fn+0x272/0x920 [ 249.619884] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.624124] ? process_timeout+0x40/0x40 [ 249.628186] ? __run_timers+0x7da/0xc70 [ 249.632156] ? _raw_spin_unlock_irq+0x27/0x80 [ 249.636659] ? _raw_spin_unlock_irq+0x27/0x80 [ 249.641146] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.645379] ? lockdep_hardirqs_on+0x296/0x5b0 [ 249.649954] ? trace_hardirqs_on+0xbd/0x310 [ 249.654270] ? kasan_check_read+0x11/0x20 [ 249.658409] ? __run_timers+0x7da/0xc70 [ 249.662381] ? trace_hardirqs_off_caller+0x310/0x310 [ 249.667484] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.671715] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.675941] __run_timers+0x7e5/0xc70 [ 249.679745] ? timer_fixup_init+0x70/0x70 [ 249.683884] ? compat_start_thread+0x80/0x80 [ 249.688292] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.693831] ? _raw_spin_unlock_irq+0x60/0x80 [ 249.698329] ? finish_task_switch+0x1f4/0x910 [ 249.702819] ? finish_task_switch+0x1b4/0x910 [ 249.707317] ? __switch_to_asm+0x34/0x70 [ 249.711381] ? preempt_notifier_register+0x200/0x200 [ 249.716477] ? __switch_to_asm+0x34/0x70 [ 249.720529] ? __switch_to_asm+0x40/0x70 [ 249.724581] ? __switch_to_asm+0x34/0x70 [ 249.728632] ? __switch_to_asm+0x40/0x70 [ 249.732687] ? __switch_to_asm+0x34/0x70 [ 249.736742] ? __switch_to_asm+0x40/0x70 [ 249.740796] ? __switch_to_asm+0x40/0x70 [ 249.744868] ? pvclock_read_flags+0x160/0x160 [ 249.749363] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.754898] ? check_preemption_disabled+0x48/0x280 [ 249.759925] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 249.765459] ? rcu_pm_notify+0xc0/0xc0 [ 249.769345] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.774883] ? check_preemption_disabled+0x48/0x280 [ 249.779901] run_timer_softirq+0x52/0xb0 [ 249.783956] ? rcu_read_lock_sched_held+0x14f/0x180 [ 249.788970] __do_softirq+0x308/0xb7e [ 249.792775] ? retint_kernel+0x2d/0x2d [ 249.796660] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 249.801758] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 249.807211] ? schedule+0x108/0x460 [ 249.810842] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 249.815595] ? __schedule+0x21d0/0x21d0 [ 249.819568] ? trace_hardirqs_off+0xb8/0x310 [ 249.823975] ? smpboot_thread_fn+0x68b/0xa00 [ 249.828376] ? trace_hardirqs_on+0x310/0x310 [ 249.832784] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.838317] ? check_preemption_disabled+0x48/0x280 [ 249.843339] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.848890] ? takeover_tasklets+0xa90/0xa90 [ 249.853293] run_ksoftirqd+0x5e/0x100 [ 249.857088] smpboot_thread_fn+0x68b/0xa00 [ 249.861323] ? sort_range+0x30/0x30 [ 249.864950] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 249.870046] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.875576] ? __kthread_parkme+0xfb/0x1a0 [ 249.879807] ? sort_range+0x30/0x30 [ 249.883431] kthread+0x35a/0x440 [ 249.886794] ? kthread_stop+0x900/0x900 [ 249.890782] ret_from_fork+0x3a/0x50 [ 249.894508] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 249.894512] warn_alloc_show_mem: 1 callbacks suppressed [ 249.894518] Mem-Info: [ 249.901348] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 249.901355] Call Trace: [ 249.906720] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 249.906720] active_file:14 inactive_file:13 isolated_file:0 [ 249.906720] unevictable:0 dirty:0 writeback:0 unstable:0 [ 249.906720] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 249.906720] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 249.906720] free:13782 free_pcp:155 free_cma:0 [ 249.909097] dump_stack+0x244/0x39d [ 249.918442] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 249.921017] ? dump_stack_print_info.cold.1+0x20/0x20 [ 249.953867] 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 [ 249.957497] warn_alloc.cold.116+0xb7/0x1bd [ 249.985038] lowmem_reserve[]: 0 2818 6321 6321 [ 249.990223] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 250.016302] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 250.020615] ? lock_downgrade+0x900/0x900 [ 250.025162] lowmem_reserve[]: 0 0 3503 3503 [ 250.030005] ? trace_hardirqs_off+0xb8/0x310 [ 250.057395] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 250.061538] ? trace_hardirqs_off+0xb8/0x310 [ 250.065834] lowmem_reserve[]: 0 0 0 0 [ 250.070233] __alloc_pages_slowpath+0x26e8/0x2e10 [ 250.099087] 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 [ 250.103511] ? warn_alloc+0x120/0x120 [ 250.107259] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 250.112103] ? print_usage_bug+0xc0/0xc0 [ 250.125596] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 250.129386] ? warn_alloc+0x120/0x120 [ 250.144619] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 250.148662] ? warn_alloc+0x120/0x120 [ 250.163724] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 250.167508] ? print_usage_bug+0xc0/0xc0 [ 250.176311] 165 total pagecache pages [ 250.180105] ? print_usage_bug+0xc0/0xc0 [ 250.188657] 0 pages in swap cache [ 250.192699] ? print_usage_bug+0xc0/0xc0 [ 250.196474] Swap cache stats: add 0, delete 0, find 0/0 [ 250.200521] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 250.203938] Free swap = 0kB [ 250.207983] ? should_fail+0x22d/0xd01 [ 250.213323] Total swap = 0kB [ 250.218847] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 250.221835] 1965979 pages RAM [ 250.225712] ? __lock_acquire+0x62f/0x4c20 [ 250.228701] 0 pages HighMem/MovableOnly [ 250.233789] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 250.236868] 342854 pages reserved [ 250.236875] 0 pages cma reserved [ 250.241097] ? __lock_acquire+0x62f/0x4c20 [ 250.245092] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 250.250121] ? should_fail+0x22d/0xd01 [ 250.250145] ? mark_held_locks+0x130/0x130 [ 250.253612] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 250.256928] ? mark_held_locks+0x130/0x130 [ 250.261130] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 250.267606] ? zap_class+0x640/0x640 [ 250.267620] ? zap_class+0x640/0x640 [ 250.302252] ? zap_class+0x640/0x640 [ 250.305963] ? print_usage_bug+0xc0/0xc0 [ 250.310020] ? mark_held_locks+0x130/0x130 [ 250.314253] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.319784] ? check_preemption_disabled+0x48/0x280 [ 250.324824] ? __lock_is_held+0xb5/0x140 [ 250.328886] __alloc_pages_nodemask+0xa80/0xde0 [ 250.333547] ? zap_class+0x640/0x640 [ 250.337259] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 250.342283] ? find_held_lock+0x36/0x1c0 [ 250.346347] ? ____cache_alloc_node+0x1c7/0x1e0 [ 250.351013] ? lock_downgrade+0x900/0x900 [ 250.355165] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.360701] cache_grow_begin+0xa5/0x8c0 [ 250.364756] ? do_raw_spin_unlock+0xa7/0x330 [ 250.369175] fallback_alloc+0x204/0x2e0 [ 250.373150] ____cache_alloc_node+0x1c7/0x1e0 [ 250.377658] kmem_cache_alloc_node+0xe3/0x730 [ 250.382148] ? ipv6_get_ifaddr+0x42e/0x620 [ 250.386384] __alloc_skb+0x119/0x770 [ 250.390096] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 250.395367] ? netdev_alloc_frag+0x1f0/0x1f0 [ 250.399769] ? lock_downgrade+0x900/0x900 [ 250.403928] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.409460] ? refcount_sub_and_test_checked+0x203/0x310 [ 250.414906] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 250.420348] ? addrconf_rs_timer+0x690/0x690 [ 250.424764] ndisc_alloc_skb+0x144/0x340 [ 250.428830] ndisc_send_rs+0x331/0x6e0 [ 250.432715] addrconf_rs_timer+0x314/0x690 [ 250.436952] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 250.441196] call_timer_fn+0x272/0x920 [ 250.445080] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 250.449307] ? process_timeout+0x40/0x40 [ 250.453369] ? __run_timers+0x7da/0xc70 [ 250.457338] ? _raw_spin_unlock_irq+0x27/0x80 [ 250.461829] ? _raw_spin_unlock_irq+0x27/0x80 [ 250.466319] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 250.470546] ? lockdep_hardirqs_on+0x296/0x5b0 [ 250.475132] ? trace_hardirqs_on+0xbd/0x310 [ 250.479448] ? kasan_check_read+0x11/0x20 [ 250.483585] ? __run_timers+0x7da/0xc70 [ 250.487556] ? trace_hardirqs_off_caller+0x310/0x310 [ 250.492664] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 250.496891] __run_timers+0x7e5/0xc70 [ 250.500691] ? timer_fixup_init+0x70/0x70 [ 250.504837] ? _raw_spin_unlock_irq+0x27/0x80 [ 250.509326] ? _raw_spin_unlock_irq+0x27/0x80 [ 250.513826] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 250.518402] ? trace_hardirqs_on+0xbd/0x310 [ 250.522714] ? kasan_check_read+0x11/0x20 [ 250.526861] ? finish_task_switch+0x1f4/0x910 [ 250.531352] ? trace_hardirqs_off_caller+0x310/0x310 [ 250.536448] ? compat_start_thread+0x80/0x80 [ 250.540868] ? pvclock_read_flags+0x160/0x160 [ 250.545355] ? __switch_to_asm+0x34/0x70 [ 250.549425] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.554956] ? check_preemption_disabled+0x48/0x280 [ 250.559975] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 250.565506] ? rcu_pm_notify+0xc0/0xc0 [ 250.569387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.574917] ? check_preemption_disabled+0x48/0x280 [ 250.579929] run_timer_softirq+0x52/0xb0 [ 250.583988] ? rcu_read_lock_sched_held+0x14f/0x180 [ 250.589001] __do_softirq+0x308/0xb7e [ 250.592821] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 250.597926] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 250.602680] ? schedule+0x108/0x460 [ 250.606414] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 250.611173] ? trace_hardirqs_off+0xb8/0x310 [ 250.615578] ? smpboot_thread_fn+0x68b/0xa00 [ 250.619979] ? trace_hardirqs_on+0x310/0x310 [ 250.624469] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 250.630462] ? check_preemption_disabled+0x48/0x280 [ 250.635486] ? takeover_tasklets+0xa90/0xa90 [ 250.639895] run_ksoftirqd+0x5e/0x100 [ 250.643688] smpboot_thread_fn+0x68b/0xa00 [ 250.647921] ? sort_range+0x30/0x30 [ 250.651546] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 250.656648] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 250.662181] ? __kthread_parkme+0xfb/0x1a0 [ 250.666416] ? sort_range+0x30/0x30 [ 250.670039] kthread+0x35a/0x440 [ 250.673401] ? kthread_stop+0x900/0x900 [ 250.677373] ret_from_fork+0x3a/0x50 [ 250.681095] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 250.681158] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 250.688021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 250.688026] Call Trace: [ 250.688042] dump_stack+0x244/0x39d [ 250.688061] ? dump_stack_print_info.cold.1+0x20/0x20 [ 250.694594] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 250.703883] warn_alloc.cold.116+0xb7/0x1bd [ 250.706432] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 250.710043] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 250.739279] ? lock_downgrade+0x900/0x900 [ 250.743429] ? trace_hardirqs_off+0xb8/0x310 [ 250.747835] ? trace_hardirqs_off+0xb8/0x310 [ 250.752248] __alloc_pages_slowpath+0x26e8/0x2e10 [ 250.757111] ? warn_alloc+0x120/0x120 [ 250.760906] ? print_usage_bug+0xc0/0xc0 [ 250.764961] ? warn_alloc+0x120/0x120 [ 250.768769] ? warn_alloc+0x120/0x120 [ 250.772563] ? print_usage_bug+0xc0/0xc0 [ 250.776625] ? print_usage_bug+0xc0/0xc0 [ 250.780689] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 250.786224] ? should_fail+0x22d/0xd01 [ 250.790110] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 250.795697] ? __lock_acquire+0x62f/0x4c20 [ 250.800105] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 250.805202] ? __lock_acquire+0x62f/0x4c20 [ 250.809429] ? should_fail+0x22d/0xd01 [ 250.813308] ? find_held_lock+0x36/0x1c0 [ 250.817369] ? mark_held_locks+0x130/0x130 [ 250.821602] ? mark_held_locks+0x130/0x130 [ 250.825930] ? zap_class+0x640/0x640 [ 250.829638] ? zap_class+0x640/0x640 [ 250.833349] ? print_usage_bug+0xc0/0xc0 [ 250.837406] ? do_raw_spin_unlock+0xa7/0x330 [ 250.841808] ? zap_class+0x640/0x640 [ 250.845515] ? print_usage_bug+0xc0/0xc0 [ 250.849567] ? wq_watchdog_touch+0x9c/0xfe [ 250.853807] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.859343] ? check_preemption_disabled+0x48/0x280 [ 250.864363] ? __lock_is_held+0xb5/0x140 [ 250.868428] __alloc_pages_nodemask+0xa80/0xde0 [ 250.873095] ? zap_class+0x640/0x640 [ 250.876815] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 250.881836] ? find_held_lock+0x36/0x1c0 [ 250.885899] ? ____cache_alloc_node+0x1c7/0x1e0 [ 250.890561] ? lock_downgrade+0x900/0x900 [ 250.894708] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.900241] cache_grow_begin+0xa5/0x8c0 [ 250.904300] ? do_raw_spin_unlock+0xa7/0x330 [ 250.908710] fallback_alloc+0x204/0x2e0 [ 250.912685] ____cache_alloc_node+0x1c7/0x1e0 [ 250.917178] kmem_cache_alloc_node+0xe3/0x730 [ 250.921681] ? ipv6_get_ifaddr+0x42e/0x620 [ 250.925923] __alloc_skb+0x119/0x770 [ 250.929632] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 250.934906] ? netdev_alloc_frag+0x1f0/0x1f0 [ 250.939308] ? lock_downgrade+0x900/0x900 [ 250.943459] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.948992] ? refcount_sub_and_test_checked+0x203/0x310 [ 250.954443] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 250.959889] ? addrconf_rs_timer+0x690/0x690 [ 250.964303] ndisc_alloc_skb+0x144/0x340 [ 250.968368] ndisc_send_rs+0x331/0x6e0 [ 250.972263] addrconf_rs_timer+0x314/0x690 [ 250.976496] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 250.980733] call_timer_fn+0x272/0x920 [ 250.984622] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 250.988853] ? process_timeout+0x40/0x40 [ 250.992919] ? __run_timers+0x7da/0xc70 [ 250.996892] ? _raw_spin_unlock_irq+0x27/0x80 [ 251.001380] ? _raw_spin_unlock_irq+0x27/0x80 [ 251.005865] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.010097] ? lockdep_hardirqs_on+0x296/0x5b0 [ 251.014679] ? trace_hardirqs_on+0xbd/0x310 [ 251.018996] ? kasan_check_read+0x11/0x20 [ 251.023150] ? __run_timers+0x7da/0xc70 [ 251.027121] ? trace_hardirqs_off_caller+0x310/0x310 [ 251.032226] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.036464] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.040692] __run_timers+0x7e5/0xc70 [ 251.044493] ? timer_fixup_init+0x70/0x70 [ 251.048636] ? compat_start_thread+0x80/0x80 [ 251.053040] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.058574] ? _raw_spin_unlock_irq+0x60/0x80 [ 251.063069] ? finish_task_switch+0x1f4/0x910 [ 251.067558] ? finish_task_switch+0x1b4/0x910 [ 251.072046] ? __switch_to_asm+0x34/0x70 [ 251.076103] ? preempt_notifier_register+0x200/0x200 [ 251.081205] ? __switch_to_asm+0x34/0x70 [ 251.085262] ? __switch_to_asm+0x40/0x70 [ 251.089317] ? __switch_to_asm+0x34/0x70 [ 251.093372] ? __switch_to_asm+0x40/0x70 [ 251.097425] ? __switch_to_asm+0x34/0x70 [ 251.101490] ? __switch_to_asm+0x40/0x70 [ 251.105547] ? __switch_to_asm+0x40/0x70 [ 251.109619] ? pvclock_read_flags+0x160/0x160 [ 251.114113] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.119646] ? check_preemption_disabled+0x48/0x280 [ 251.124661] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 251.130196] ? rcu_pm_notify+0xc0/0xc0 [ 251.134087] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.139616] ? check_preemption_disabled+0x48/0x280 [ 251.144633] run_timer_softirq+0x52/0xb0 [ 251.148688] ? rcu_read_lock_sched_held+0x14f/0x180 [ 251.153788] __do_softirq+0x308/0xb7e [ 251.157585] ? retint_kernel+0x2d/0x2d [ 251.161471] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 251.166565] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 251.172013] ? schedule+0x108/0x460 [ 251.175638] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 251.180386] ? __schedule+0x21d0/0x21d0 [ 251.184359] ? trace_hardirqs_off+0xb8/0x310 [ 251.188766] ? smpboot_thread_fn+0x68b/0xa00 [ 251.193167] ? trace_hardirqs_on+0x310/0x310 [ 251.197569] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.203099] ? check_preemption_disabled+0x48/0x280 [ 251.208111] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.213645] ? takeover_tasklets+0xa90/0xa90 [ 251.218057] run_ksoftirqd+0x5e/0x100 [ 251.221851] smpboot_thread_fn+0x68b/0xa00 [ 251.226083] ? sort_range+0x30/0x30 [ 251.229705] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 251.234812] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.240345] ? __kthread_parkme+0xfb/0x1a0 [ 251.244574] ? sort_range+0x30/0x30 [ 251.248196] kthread+0x35a/0x440 [ 251.251558] ? kthread_stop+0x900/0x900 [ 251.255528] ret_from_fork+0x3a/0x50 [ 251.259250] warn_alloc_show_mem: 1 callbacks suppressed [ 251.259260] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 251.259262] Mem-Info: [ 251.259290] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 251.259290] active_file:14 inactive_file:13 isolated_file:0 [ 251.259290] unevictable:0 dirty:0 writeback:0 unstable:0 [ 251.259290] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 251.259290] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 251.259290] free:13782 free_pcp:155 free_cma:0 [ 251.264632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 251.271476] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 251.273867] Call Trace: [ 251.306729] 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 [ 251.316077] dump_stack+0x244/0x39d [ 251.343539] lowmem_reserve[]: 0 2818 6321 6321 [ 251.346120] ? dump_stack_print_info.cold.1+0x20/0x20 [ 251.372194] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 251.375822] warn_alloc.cold.116+0xb7/0x1bd [ 251.380367] lowmem_reserve[]: 0 0 3503 3503 [ 251.385566] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 251.412945] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 251.417349] ? lock_downgrade+0x900/0x900 [ 251.421638] lowmem_reserve[]: 0 0 0 0 [ 251.426475] ? trace_hardirqs_off+0xb8/0x310 [ 251.455328] 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 [ 251.459473] ? trace_hardirqs_off+0xb8/0x310 [ 251.463240] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 251.467643] __alloc_pages_slowpath+0x26e8/0x2e10 [ 251.481127] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 251.485553] ? warn_alloc+0x120/0x120 [ 251.500765] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 251.505589] ? print_usage_bug+0xc0/0xc0 [ 251.520641] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 251.520649] 165 total pagecache pages [ 251.524437] ? warn_alloc+0x120/0x120 [ 251.533248] 0 pages in swap cache [ 251.537292] ? warn_alloc+0x120/0x120 [ 251.545836] Swap cache stats: add 0, delete 0, find 0/0 [ 251.545844] Free swap = 0kB [ 251.549633] ? print_usage_bug+0xc0/0xc0 [ 251.553403] Total swap = 0kB [ 251.556850] ? print_usage_bug+0xc0/0xc0 [ 251.560619] 1965979 pages RAM [ 251.565976] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.568963] 0 pages HighMem/MovableOnly [ 251.573015] ? should_fail+0x22d/0xd01 [ 251.575999] 342854 pages reserved [ 251.576010] 0 pages cma reserved [ 251.580055] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 251.583186] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 251.588651] ? __lock_acquire+0x62f/0x4c20 [ 251.588668] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 251.588683] ? __lock_acquire+0x62f/0x4c20 [ 251.592678] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 251.596505] ? should_fail+0x22d/0xd01 [ 251.599930] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 251.603287] ? find_held_lock+0x36/0x1c0 [ 251.651299] ? mark_held_locks+0x130/0x130 [ 251.655544] ? mark_held_locks+0x130/0x130 [ 251.659786] ? zap_class+0x640/0x640 [ 251.663512] ? mark_held_locks+0xc7/0x130 [ 251.667652] ? do_raw_spin_unlock+0xa7/0x330 [ 251.672057] ? zap_class+0x640/0x640 [ 251.675765] ? print_usage_bug+0xc0/0xc0 [ 251.679825] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.685357] ? check_preemption_disabled+0x48/0x280 [ 251.690374] ? __lock_is_held+0xb5/0x140 [ 251.694435] __alloc_pages_nodemask+0xa80/0xde0 [ 251.699099] ? zap_class+0x640/0x640 [ 251.702811] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 251.707836] ? find_held_lock+0x36/0x1c0 [ 251.711902] ? ____cache_alloc_node+0x1c7/0x1e0 [ 251.716567] ? lock_downgrade+0x900/0x900 [ 251.720722] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.726256] cache_grow_begin+0xa5/0x8c0 [ 251.730312] ? do_raw_spin_unlock+0xa7/0x330 [ 251.734725] fallback_alloc+0x204/0x2e0 [ 251.738707] ____cache_alloc_node+0x1c7/0x1e0 [ 251.743201] kmem_cache_alloc_node+0xe3/0x730 [ 251.747705] ? ipv6_get_ifaddr+0x42e/0x620 [ 251.751948] __alloc_skb+0x119/0x770 [ 251.755655] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 251.760936] ? netdev_alloc_frag+0x1f0/0x1f0 [ 251.765340] ? lock_downgrade+0x900/0x900 [ 251.769487] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.775017] ? refcount_sub_and_test_checked+0x203/0x310 [ 251.780465] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 251.785912] ? addrconf_rs_timer+0x690/0x690 [ 251.790324] ndisc_alloc_skb+0x144/0x340 [ 251.794383] ndisc_send_rs+0x331/0x6e0 [ 251.798270] addrconf_rs_timer+0x314/0x690 [ 251.802506] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.806747] call_timer_fn+0x272/0x920 [ 251.810628] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.814859] ? process_timeout+0x40/0x40 [ 251.818919] ? __run_timers+0x7da/0xc70 [ 251.822890] ? _raw_spin_unlock_irq+0x27/0x80 [ 251.827379] ? _raw_spin_unlock_irq+0x27/0x80 [ 251.831867] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.836104] ? lockdep_hardirqs_on+0x296/0x5b0 [ 251.840700] ? trace_hardirqs_on+0xbd/0x310 [ 251.845018] ? kasan_check_read+0x11/0x20 [ 251.849168] ? __run_timers+0x7da/0xc70 [ 251.853142] ? trace_hardirqs_off_caller+0x310/0x310 [ 251.858242] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.862474] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.866707] __run_timers+0x7e5/0xc70 [ 251.870521] ? timer_fixup_init+0x70/0x70 [ 251.874674] ? _raw_spin_unlock_irq+0x27/0x80 [ 251.879171] ? _raw_spin_unlock_irq+0x27/0x80 [ 251.883659] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 251.888251] ? trace_hardirqs_on+0xbd/0x310 [ 251.892565] ? kasan_check_read+0x11/0x20 [ 251.896728] ? finish_task_switch+0x1f4/0x910 [ 251.901216] ? trace_hardirqs_off_caller+0x310/0x310 [ 251.906316] ? compat_start_thread+0x80/0x80 [ 251.910733] ? pvclock_read_flags+0x160/0x160 [ 251.915231] ? __switch_to_asm+0x34/0x70 [ 251.919291] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.924825] ? check_preemption_disabled+0x48/0x280 [ 251.929842] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 251.935378] ? rcu_pm_notify+0xc0/0xc0 [ 251.939259] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.944797] ? check_preemption_disabled+0x48/0x280 [ 251.949811] run_timer_softirq+0x52/0xb0 [ 251.953864] ? rcu_read_lock_sched_held+0x14f/0x180 [ 251.958877] __do_softirq+0x308/0xb7e [ 251.962690] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 251.967788] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 251.972542] ? schedule+0x108/0x460 [ 251.976165] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 251.980921] ? trace_hardirqs_off+0xb8/0x310 [ 251.985332] ? smpboot_thread_fn+0x68b/0xa00 [ 251.989734] ? trace_hardirqs_on+0x310/0x310 [ 251.994139] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.999681] ? check_preemption_disabled+0x48/0x280 [ 252.004701] ? takeover_tasklets+0xa90/0xa90 [ 252.009105] run_ksoftirqd+0x5e/0x100 [ 252.012902] smpboot_thread_fn+0x68b/0xa00 [ 252.017132] ? sort_range+0x30/0x30 [ 252.020754] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 252.025852] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 252.031388] ? __kthread_parkme+0xfb/0x1a0 [ 252.035622] ? sort_range+0x30/0x30 [ 252.039255] kthread+0x35a/0x440 [ 252.042615] ? kthread_stop+0x900/0x900 [ 252.046600] ret_from_fork+0x3a/0x50 [ 252.050333] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 252.050392] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 252.057258] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 252.057263] Call Trace: [ 252.057279] dump_stack+0x244/0x39d [ 252.057299] ? dump_stack_print_info.cold.1+0x20/0x20 [ 252.063804] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 252.073113] warn_alloc.cold.116+0xb7/0x1bd [ 252.075673] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 252.079283] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 252.108533] ? lock_downgrade+0x900/0x900 [ 252.112686] ? trace_hardirqs_off+0xb8/0x310 [ 252.117093] ? trace_hardirqs_off+0xb8/0x310 [ 252.121507] __alloc_pages_slowpath+0x26e8/0x2e10 [ 252.126368] ? warn_alloc+0x120/0x120 [ 252.130169] ? print_usage_bug+0xc0/0xc0 [ 252.134223] ? warn_alloc+0x120/0x120 [ 252.138019] ? warn_alloc+0x120/0x120 [ 252.141814] ? print_usage_bug+0xc0/0xc0 [ 252.145874] ? print_usage_bug+0xc0/0xc0 [ 252.149937] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 252.155473] ? should_fail+0x22d/0xd01 [ 252.159358] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 252.164456] ? __lock_acquire+0x62f/0x4c20 [ 252.168687] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 252.173785] ? __lock_acquire+0x62f/0x4c20 [ 252.178015] ? should_fail+0x22d/0xd01 [ 252.181895] ? find_held_lock+0x36/0x1c0 [ 252.185958] ? mark_held_locks+0x130/0x130 [ 252.190191] ? mark_held_locks+0x130/0x130 [ 252.194417] ? zap_class+0x640/0x640 [ 252.198124] ? zap_class+0x640/0x640 [ 252.201838] ? print_usage_bug+0xc0/0xc0 [ 252.205892] ? do_raw_spin_unlock+0xa7/0x330 [ 252.210295] ? zap_class+0x640/0x640 [ 252.214001] ? print_usage_bug+0xc0/0xc0 [ 252.218057] ? wq_watchdog_touch+0x9c/0xfe [ 252.222290] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.227822] ? check_preemption_disabled+0x48/0x280 [ 252.232845] ? __lock_is_held+0xb5/0x140 [ 252.236907] __alloc_pages_nodemask+0xa80/0xde0 [ 252.241568] ? zap_class+0x640/0x640 [ 252.245278] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 252.250310] ? find_held_lock+0x36/0x1c0 [ 252.254377] ? ____cache_alloc_node+0x1c7/0x1e0 [ 252.259041] ? lock_downgrade+0x900/0x900 [ 252.263190] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.268729] cache_grow_begin+0xa5/0x8c0 [ 252.272787] ? do_raw_spin_unlock+0xa7/0x330 [ 252.277195] fallback_alloc+0x204/0x2e0 [ 252.281171] ____cache_alloc_node+0x1c7/0x1e0 [ 252.285678] kmem_cache_alloc_node+0xe3/0x730 [ 252.290171] ? ipv6_get_ifaddr+0x42e/0x620 [ 252.294407] __alloc_skb+0x119/0x770 [ 252.298117] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 252.303388] ? netdev_alloc_frag+0x1f0/0x1f0 [ 252.307796] ? lock_downgrade+0x900/0x900 [ 252.311947] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.317476] ? refcount_sub_and_test_checked+0x203/0x310 [ 252.322925] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 252.328370] ? addrconf_rs_timer+0x690/0x690 [ 252.332783] ndisc_alloc_skb+0x144/0x340 [ 252.336843] ndisc_send_rs+0x331/0x6e0 [ 252.340728] addrconf_rs_timer+0x314/0x690 [ 252.344961] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 252.349202] call_timer_fn+0x272/0x920 [ 252.353081] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 252.357313] ? process_timeout+0x40/0x40 [ 252.361378] ? __run_timers+0x7da/0xc70 [ 252.365348] ? _raw_spin_unlock_irq+0x27/0x80 [ 252.369839] ? _raw_spin_unlock_irq+0x27/0x80 [ 252.374337] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 252.378568] ? lockdep_hardirqs_on+0x296/0x5b0 [ 252.383150] ? trace_hardirqs_on+0xbd/0x310 [ 252.387467] ? kasan_check_read+0x11/0x20 [ 252.391611] ? __run_timers+0x7da/0xc70 [ 252.395588] ? trace_hardirqs_off_caller+0x310/0x310 [ 252.400689] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 252.404923] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 252.409156] __run_timers+0x7e5/0xc70 [ 252.412962] ? timer_fixup_init+0x70/0x70 [ 252.417105] ? compat_start_thread+0x80/0x80 [ 252.421509] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.427043] ? _raw_spin_unlock_irq+0x60/0x80 [ 252.431531] ? finish_task_switch+0x1f4/0x910 [ 252.436016] ? finish_task_switch+0x1b4/0x910 [ 252.440507] ? __switch_to_asm+0x34/0x70 [ 252.444568] ? preempt_notifier_register+0x200/0x200 [ 252.449666] ? __switch_to_asm+0x34/0x70 [ 252.453720] ? __switch_to_asm+0x40/0x70 [ 252.457778] ? __switch_to_asm+0x34/0x70 [ 252.461831] ? __switch_to_asm+0x40/0x70 [ 252.465886] ? __switch_to_asm+0x34/0x70 [ 252.469939] ? __switch_to_asm+0x40/0x70 [ 252.473997] ? __switch_to_asm+0x40/0x70 [ 252.478063] ? pvclock_read_flags+0x160/0x160 [ 252.482554] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.488086] ? check_preemption_disabled+0x48/0x280 [ 252.493106] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 252.498652] ? rcu_pm_notify+0xc0/0xc0 [ 252.502535] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.508066] ? check_preemption_disabled+0x48/0x280 [ 252.513081] run_timer_softirq+0x52/0xb0 [ 252.517141] ? rcu_read_lock_sched_held+0x14f/0x180 [ 252.522153] __do_softirq+0x308/0xb7e [ 252.525955] ? retint_kernel+0x2d/0x2d [ 252.529840] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 252.534940] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 252.540394] ? schedule+0x108/0x460 [ 252.544016] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 252.548767] ? __schedule+0x21d0/0x21d0 [ 252.552738] ? trace_hardirqs_off+0xb8/0x310 [ 252.557162] ? smpboot_thread_fn+0x68b/0xa00 [ 252.561569] ? trace_hardirqs_on+0x310/0x310 [ 252.565971] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 252.571506] ? check_preemption_disabled+0x48/0x280 [ 252.576515] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.582052] ? takeover_tasklets+0xa90/0xa90 [ 252.586456] run_ksoftirqd+0x5e/0x100 [ 252.590251] smpboot_thread_fn+0x68b/0xa00 [ 252.594486] ? sort_range+0x30/0x30 [ 252.598110] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 252.603211] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 252.608745] ? __kthread_parkme+0xfb/0x1a0 [ 252.612974] ? sort_range+0x30/0x30 [ 252.616595] kthread+0x35a/0x440 [ 252.619966] ? kthread_stop+0x900/0x900 [ 252.623941] ret_from_fork+0x3a/0x50 [ 252.628067] warn_alloc_show_mem: 1 callbacks suppressed [ 252.628077] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 252.628078] Mem-Info: [ 252.628107] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 252.628107] active_file:14 inactive_file:13 isolated_file:0 [ 252.628107] unevictable:0 dirty:0 writeback:0 unstable:0 [ 252.628107] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 252.628107] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 252.628107] free:13782 free_pcp:155 free_cma:0 [ 252.633443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 252.640277] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 252.642668] Call Trace: [ 252.675528] 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 [ 252.684880] dump_stack+0x244/0x39d [ 252.712336] lowmem_reserve[]: 0 2818 6321 6321 [ 252.714918] ? dump_stack_print_info.cold.1+0x20/0x20 [ 252.740994] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 252.744635] warn_alloc.cold.116+0xb7/0x1bd [ 252.749180] lowmem_reserve[]: 0 0 3503 3503 [ 252.754364] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 252.781747] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 252.786062] ? lock_downgrade+0x900/0x900 [ 252.790347] lowmem_reserve[]: 0 0 0 0 [ 252.795508] ? trace_hardirqs_off+0xb8/0x310 [ 252.824366] 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 [ 252.828506] ? trace_hardirqs_off+0xb8/0x310 [ 252.832272] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 252.836675] __alloc_pages_slowpath+0x26e8/0x2e10 [ 252.850161] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 252.854580] ? warn_alloc+0x120/0x120 [ 252.869796] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 252.874627] ? print_usage_bug+0xc0/0xc0 [ 252.889689] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 252.893467] ? warn_alloc+0x120/0x120 [ 252.902270] 165 total pagecache pages [ 252.906317] ? warn_alloc+0x120/0x120 [ 252.914868] 0 pages in swap cache [ 252.918649] ? print_usage_bug+0xc0/0xc0 [ 252.922424] Swap cache stats: add 0, delete 0, find 0/0 [ 252.926212] ? print_usage_bug+0xc0/0xc0 [ 252.929629] Free swap = 0kB [ 252.929636] Total swap = 0kB [ 252.933688] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 252.939015] 1965979 pages RAM [ 252.943071] ? should_fail+0x22d/0xd01 [ 252.946054] 0 pages HighMem/MovableOnly [ 252.946061] 342854 pages reserved [ 252.949069] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 252.954568] 0 pages cma reserved [ 252.954639] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 252.957686] ? __lock_acquire+0x62f/0x4c20 [ 252.961602] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 252.965512] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 252.968938] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 252.974027] ? __lock_acquire+0x62f/0x4c20 [ 253.012295] ? should_fail+0x22d/0xd01 [ 253.016186] ? find_held_lock+0x36/0x1c0 [ 253.020248] ? mark_held_locks+0x130/0x130 [ 253.024488] ? mark_held_locks+0x130/0x130 [ 253.028716] ? zap_class+0x640/0x640 [ 253.032426] ? zap_class+0x640/0x640 [ 253.036135] ? print_usage_bug+0xc0/0xc0 [ 253.040189] ? do_raw_spin_unlock+0xa7/0x330 [ 253.044601] ? zap_class+0x640/0x640 [ 253.048312] ? print_usage_bug+0xc0/0xc0 [ 253.052373] ? wq_watchdog_touch+0x9c/0xfe [ 253.056610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.062146] ? check_preemption_disabled+0x48/0x280 [ 253.067163] ? __lock_is_held+0xb5/0x140 [ 253.071224] __alloc_pages_nodemask+0xa80/0xde0 [ 253.075893] ? zap_class+0x640/0x640 [ 253.079616] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 253.084634] ? find_held_lock+0x36/0x1c0 [ 253.088696] ? ____cache_alloc_node+0x1c7/0x1e0 [ 253.093359] ? lock_downgrade+0x900/0x900 [ 253.097506] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.103408] cache_grow_begin+0xa5/0x8c0 [ 253.107464] ? do_raw_spin_unlock+0xa7/0x330 [ 253.111877] fallback_alloc+0x204/0x2e0 [ 253.115849] ____cache_alloc_node+0x1c7/0x1e0 [ 253.120350] kmem_cache_alloc_node+0xe3/0x730 [ 253.124843] ? ipv6_get_ifaddr+0x42e/0x620 [ 253.129081] __alloc_skb+0x119/0x770 [ 253.132792] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 253.138072] ? netdev_alloc_frag+0x1f0/0x1f0 [ 253.142476] ? lock_downgrade+0x900/0x900 [ 253.146626] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.152158] ? refcount_sub_and_test_checked+0x203/0x310 [ 253.157612] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 253.163060] ? addrconf_rs_timer+0x690/0x690 [ 253.167475] ndisc_alloc_skb+0x144/0x340 [ 253.171531] ndisc_send_rs+0x331/0x6e0 [ 253.175422] addrconf_rs_timer+0x314/0x690 [ 253.179654] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 253.183891] call_timer_fn+0x272/0x920 [ 253.187771] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 253.192001] ? process_timeout+0x40/0x40 [ 253.196066] ? __run_timers+0x7da/0xc70 [ 253.200036] ? _raw_spin_unlock_irq+0x27/0x80 [ 253.204524] ? _raw_spin_unlock_irq+0x27/0x80 [ 253.209009] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 253.213241] ? lockdep_hardirqs_on+0x296/0x5b0 [ 253.217819] ? trace_hardirqs_on+0xbd/0x310 [ 253.222138] ? kasan_check_read+0x11/0x20 [ 253.226281] ? __run_timers+0x7da/0xc70 [ 253.230250] ? trace_hardirqs_off_caller+0x310/0x310 [ 253.235351] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 253.239598] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 253.243823] __run_timers+0x7e5/0xc70 [ 253.247624] ? timer_fixup_init+0x70/0x70 [ 253.251770] ? _raw_spin_unlock_irq+0x27/0x80 [ 253.256259] ? _raw_spin_unlock_irq+0x27/0x80 [ 253.260746] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 253.265325] ? trace_hardirqs_on+0xbd/0x310 [ 253.269639] ? kasan_check_read+0x11/0x20 [ 253.273786] ? finish_task_switch+0x1f4/0x910 [ 253.278300] ? trace_hardirqs_off_caller+0x310/0x310 [ 253.283394] ? compat_start_thread+0x80/0x80 [ 253.287814] ? pvclock_read_flags+0x160/0x160 [ 253.292305] ? __switch_to_asm+0x34/0x70 [ 253.296360] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.301894] ? check_preemption_disabled+0x48/0x280 [ 253.306913] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 253.312445] ? rcu_pm_notify+0xc0/0xc0 [ 253.316329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.321863] ? check_preemption_disabled+0x48/0x280 [ 253.326879] run_timer_softirq+0x52/0xb0 [ 253.330935] ? rcu_read_lock_sched_held+0x14f/0x180 [ 253.335944] __do_softirq+0x308/0xb7e [ 253.339746] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 253.344841] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 253.349600] ? schedule+0x108/0x460 [ 253.353218] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 253.357975] ? trace_hardirqs_off+0xb8/0x310 [ 253.362377] ? smpboot_thread_fn+0x68b/0xa00 [ 253.366800] ? trace_hardirqs_on+0x310/0x310 [ 253.371208] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 253.376741] ? check_preemption_disabled+0x48/0x280 [ 253.381754] ? takeover_tasklets+0xa90/0xa90 [ 253.386159] run_ksoftirqd+0x5e/0x100 [ 253.389964] smpboot_thread_fn+0x68b/0xa00 [ 253.394197] ? sort_range+0x30/0x30 [ 253.397823] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 253.402919] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 253.408453] ? __kthread_parkme+0xfb/0x1a0 [ 253.412695] ? sort_range+0x30/0x30 [ 253.416316] kthread+0x35a/0x440 [ 253.419676] ? kthread_stop+0x900/0x900 [ 253.423651] ret_from_fork+0x3a/0x50 [ 253.427378] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 253.427436] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 253.434305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 253.434310] Call Trace: [ 253.434326] dump_stack+0x244/0x39d [ 253.434343] ? dump_stack_print_info.cold.1+0x20/0x20 [ 253.440860] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 253.450170] warn_alloc.cold.116+0xb7/0x1bd [ 253.452719] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 253.456332] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 253.485575] ? lock_downgrade+0x900/0x900 [ 253.489725] ? trace_hardirqs_off+0xb8/0x310 [ 253.494137] ? trace_hardirqs_off+0xb8/0x310 [ 253.498555] __alloc_pages_slowpath+0x26e8/0x2e10 [ 253.503415] ? warn_alloc+0x120/0x120 [ 253.507213] ? print_usage_bug+0xc0/0xc0 [ 253.511268] ? warn_alloc+0x120/0x120 [ 253.515074] ? warn_alloc+0x120/0x120 [ 253.518870] ? print_usage_bug+0xc0/0xc0 [ 253.522932] ? print_usage_bug+0xc0/0xc0 [ 253.526997] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 253.532539] ? should_fail+0x22d/0xd01 [ 253.536427] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 253.541525] ? __lock_acquire+0x62f/0x4c20 [ 253.545767] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 253.550863] ? __lock_acquire+0x62f/0x4c20 [ 253.555087] ? should_fail+0x22d/0xd01 [ 253.558971] ? find_held_lock+0x36/0x1c0 [ 253.563032] ? mark_held_locks+0x130/0x130 [ 253.567275] ? mark_held_locks+0x130/0x130 [ 253.571508] ? zap_class+0x640/0x640 [ 253.575225] ? zap_class+0x640/0x640 [ 253.578933] ? print_usage_bug+0xc0/0xc0 [ 253.582986] ? do_raw_spin_unlock+0xa7/0x330 [ 253.587387] ? zap_class+0x640/0x640 [ 253.591092] ? print_usage_bug+0xc0/0xc0 [ 253.595150] ? wq_watchdog_touch+0x9c/0xfe [ 253.599380] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.604915] ? check_preemption_disabled+0x48/0x280 [ 253.609933] ? __lock_is_held+0xb5/0x140 [ 253.613997] __alloc_pages_nodemask+0xa80/0xde0 [ 253.618661] ? zap_class+0x640/0x640 [ 253.622375] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 253.627395] ? find_held_lock+0x36/0x1c0 [ 253.631459] ? ____cache_alloc_node+0x1c7/0x1e0 [ 253.636123] ? lock_downgrade+0x900/0x900 [ 253.640271] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.645807] cache_grow_begin+0xa5/0x8c0 [ 253.649864] ? do_raw_spin_unlock+0xa7/0x330 [ 253.654276] fallback_alloc+0x204/0x2e0 [ 253.658248] ____cache_alloc_node+0x1c7/0x1e0 [ 253.662743] kmem_cache_alloc_node+0xe3/0x730 [ 253.667230] ? ipv6_get_ifaddr+0x42e/0x620 [ 253.671468] __alloc_skb+0x119/0x770 [ 253.675179] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 253.680452] ? netdev_alloc_frag+0x1f0/0x1f0 [ 253.684870] ? lock_downgrade+0x900/0x900 [ 253.689021] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.694553] ? refcount_sub_and_test_checked+0x203/0x310 [ 253.700011] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 253.705461] ? addrconf_rs_timer+0x690/0x690 [ 253.709872] ndisc_alloc_skb+0x144/0x340 [ 253.713934] ndisc_send_rs+0x331/0x6e0 [ 253.717822] addrconf_rs_timer+0x314/0x690 [ 253.722056] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 253.726296] call_timer_fn+0x272/0x920 [ 253.730176] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 253.734408] ? process_timeout+0x40/0x40 [ 253.738473] ? __run_timers+0x7da/0xc70 [ 253.742447] ? _raw_spin_unlock_irq+0x27/0x80 [ 253.746940] ? _raw_spin_unlock_irq+0x27/0x80 [ 253.751426] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 253.755653] ? lockdep_hardirqs_on+0x296/0x5b0 [ 253.760236] ? trace_hardirqs_on+0xbd/0x310 [ 253.764556] ? kasan_check_read+0x11/0x20 [ 253.768696] ? __run_timers+0x7da/0xc70 [ 253.772673] ? trace_hardirqs_off_caller+0x310/0x310 [ 253.777775] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 253.782015] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 253.786257] __run_timers+0x7e5/0xc70 [ 253.790065] ? timer_fixup_init+0x70/0x70 [ 253.794206] ? compat_start_thread+0x80/0x80 [ 253.798609] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.804148] ? _raw_spin_unlock_irq+0x60/0x80 [ 253.808640] ? finish_task_switch+0x1f4/0x910 [ 253.813128] ? finish_task_switch+0x1b4/0x910 [ 253.817618] ? __switch_to_asm+0x34/0x70 [ 253.821676] ? preempt_notifier_register+0x200/0x200 [ 253.826772] ? __switch_to_asm+0x34/0x70 [ 253.830825] ? __switch_to_asm+0x40/0x70 [ 253.834881] ? __switch_to_asm+0x34/0x70 [ 253.838938] ? __switch_to_asm+0x40/0x70 [ 253.842990] ? __switch_to_asm+0x34/0x70 [ 253.847050] ? __switch_to_asm+0x40/0x70 [ 253.851102] ? __switch_to_asm+0x40/0x70 [ 253.855163] ? pvclock_read_flags+0x160/0x160 [ 253.859651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.865181] ? check_preemption_disabled+0x48/0x280 [ 253.870200] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 253.875733] ? rcu_pm_notify+0xc0/0xc0 [ 253.879616] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.885147] ? check_preemption_disabled+0x48/0x280 [ 253.890165] run_timer_softirq+0x52/0xb0 [ 253.894220] ? rcu_read_lock_sched_held+0x14f/0x180 [ 253.899228] __do_softirq+0x308/0xb7e [ 253.903028] ? retint_kernel+0x2d/0x2d [ 253.906912] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 253.912010] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 253.917465] ? schedule+0x108/0x460 [ 253.921084] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 253.925837] ? __schedule+0x21d0/0x21d0 [ 253.929811] ? trace_hardirqs_off+0xb8/0x310 [ 253.934220] ? smpboot_thread_fn+0x68b/0xa00 [ 253.938622] ? trace_hardirqs_on+0x310/0x310 [ 253.943031] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 253.948566] ? check_preemption_disabled+0x48/0x280 [ 253.953580] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.959113] ? takeover_tasklets+0xa90/0xa90 [ 253.963521] run_ksoftirqd+0x5e/0x100 [ 253.967317] smpboot_thread_fn+0x68b/0xa00 [ 253.971547] ? sort_range+0x30/0x30 [ 253.975173] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 253.980360] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 253.985895] ? __kthread_parkme+0xfb/0x1a0 [ 253.990129] ? sort_range+0x30/0x30 [ 253.993749] kthread+0x35a/0x440 [ 253.997108] ? kthread_stop+0x900/0x900 [ 254.001081] ret_from_fork+0x3a/0x50 [ 254.004804] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 254.004809] warn_alloc_show_mem: 1 callbacks suppressed [ 254.004815] Mem-Info: [ 254.011647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 254.017006] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 254.017006] active_file:14 inactive_file:13 isolated_file:0 [ 254.017006] unevictable:0 dirty:0 writeback:0 unstable:0 [ 254.017006] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 254.017006] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 254.017006] free:13782 free_pcp:155 free_cma:0 [ 254.019373] Call Trace: [ 254.028749] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 254.061595] dump_stack+0x244/0x39d [ 254.064151] 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 [ 254.091639] ? dump_stack_print_info.cold.1+0x20/0x20 [ 254.095235] lowmem_reserve[]: 0 2818 6321 6321 [ 254.121340] warn_alloc.cold.116+0xb7/0x1bd [ 254.126499] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 254.131075] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 254.135369] lowmem_reserve[]: 0 0 3503 3503 [ 254.162769] ? lock_downgrade+0x900/0x900 [ 254.167585] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 254.171898] ? trace_hardirqs_off+0xb8/0x310 [ 254.176014] lowmem_reserve[]: 0 0 0 0 [ 254.204896] ? trace_hardirqs_off+0xb8/0x310 [ 254.209274] 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 [ 254.213070] __alloc_pages_slowpath+0x26e8/0x2e10 [ 254.217442] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 254.230982] ? warn_alloc+0x120/0x120 [ 254.235769] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 254.251023] ? print_usage_bug+0xc0/0xc0 [ 254.254801] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 254.269870] ? warn_alloc+0x120/0x120 [ 254.273910] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 254.282826] ? warn_alloc+0x120/0x120 [ 254.286589] 165 total pagecache pages [ 254.295149] ? print_usage_bug+0xc0/0xc0 [ 254.298929] 0 pages in swap cache [ 254.302720] ? print_usage_bug+0xc0/0xc0 [ 254.306757] Swap cache stats: add 0, delete 0, find 0/0 [ 254.310196] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 254.314235] Free swap = 0kB [ 254.319584] ? should_fail+0x22d/0xd01 [ 254.325087] Total swap = 0kB [ 254.328096] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 254.331955] 1965979 pages RAM [ 254.334958] ? __lock_acquire+0x62f/0x4c20 [ 254.340030] 0 pages HighMem/MovableOnly [ 254.343130] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 254.347333] 342854 pages reserved [ 254.351287] ? __lock_acquire+0x62f/0x4c20 [ 254.351301] ? should_fail+0x22d/0xd01 [ 254.356378] 0 pages cma reserved [ 254.359817] ? find_held_lock+0x36/0x1c0 [ 254.364082] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 254.367902] ? mark_held_locks+0x130/0x130 [ 254.371282] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 254.375286] ? mark_held_locks+0x130/0x130 [ 254.381747] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 254.385963] ? zap_class+0x640/0x640 [ 254.385978] ? zap_class+0x640/0x640 [ 254.412536] ? print_usage_bug+0xc0/0xc0 [ 254.416591] ? do_raw_spin_unlock+0xa7/0x330 [ 254.420997] ? zap_class+0x640/0x640 [ 254.424708] ? print_usage_bug+0xc0/0xc0 [ 254.428763] ? wq_watchdog_touch+0x9c/0xfe [ 254.432993] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.438523] ? check_preemption_disabled+0x48/0x280 [ 254.443538] ? __lock_is_held+0xb5/0x140 [ 254.447600] __alloc_pages_nodemask+0xa80/0xde0 [ 254.452261] ? zap_class+0x640/0x640 [ 254.455972] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 254.460993] ? find_held_lock+0x36/0x1c0 [ 254.465055] ? ____cache_alloc_node+0x1c7/0x1e0 [ 254.469722] ? lock_downgrade+0x900/0x900 [ 254.473872] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.479412] cache_grow_begin+0xa5/0x8c0 [ 254.483479] ? do_raw_spin_unlock+0xa7/0x330 [ 254.487889] fallback_alloc+0x204/0x2e0 [ 254.491862] ____cache_alloc_node+0x1c7/0x1e0 [ 254.496364] kmem_cache_alloc_node+0xe3/0x730 [ 254.500853] ? ipv6_get_ifaddr+0x42e/0x620 [ 254.505092] __alloc_skb+0x119/0x770 [ 254.508799] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 254.514070] ? netdev_alloc_frag+0x1f0/0x1f0 [ 254.518484] ? lock_downgrade+0x900/0x900 [ 254.522630] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.528164] ? refcount_sub_and_test_checked+0x203/0x310 [ 254.533623] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 254.539071] ? addrconf_rs_timer+0x690/0x690 [ 254.543494] ndisc_alloc_skb+0x144/0x340 [ 254.547552] ndisc_send_rs+0x331/0x6e0 [ 254.551437] addrconf_rs_timer+0x314/0x690 [ 254.555680] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.559918] call_timer_fn+0x272/0x920 [ 254.563799] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.568026] ? process_timeout+0x40/0x40 [ 254.572089] ? __run_timers+0x7da/0xc70 [ 254.576074] ? _raw_spin_unlock_irq+0x27/0x80 [ 254.580567] ? _raw_spin_unlock_irq+0x27/0x80 [ 254.585058] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.589288] ? lockdep_hardirqs_on+0x296/0x5b0 [ 254.593863] ? trace_hardirqs_on+0xbd/0x310 [ 254.598177] ? kasan_check_read+0x11/0x20 [ 254.602317] ? __run_timers+0x7da/0xc70 [ 254.606287] ? trace_hardirqs_off_caller+0x310/0x310 [ 254.611387] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.615622] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.619848] __run_timers+0x7e5/0xc70 [ 254.623652] ? timer_fixup_init+0x70/0x70 [ 254.628314] ? _raw_spin_unlock_irq+0x27/0x80 [ 254.632810] ? _raw_spin_unlock_irq+0x27/0x80 [ 254.637299] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 254.641878] ? trace_hardirqs_on+0xbd/0x310 [ 254.646282] ? kasan_check_read+0x11/0x20 [ 254.650423] ? finish_task_switch+0x1f4/0x910 [ 254.654923] ? trace_hardirqs_off_caller+0x310/0x310 [ 254.660022] ? compat_start_thread+0x80/0x80 [ 254.664451] ? pvclock_read_flags+0x160/0x160 [ 254.668944] ? __switch_to_asm+0x34/0x70 [ 254.673005] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.678555] ? check_preemption_disabled+0x48/0x280 [ 254.683576] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 254.689107] ? rcu_pm_notify+0xc0/0xc0 [ 254.692989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.698525] ? check_preemption_disabled+0x48/0x280 [ 254.703540] run_timer_softirq+0x52/0xb0 [ 254.707603] ? rcu_read_lock_sched_held+0x14f/0x180 [ 254.712610] __do_softirq+0x308/0xb7e [ 254.716412] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 254.721517] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 254.726270] ? schedule+0x108/0x460 [ 254.729890] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 254.734648] ? trace_hardirqs_off+0xb8/0x310 [ 254.739053] ? smpboot_thread_fn+0x68b/0xa00 [ 254.743468] ? trace_hardirqs_on+0x310/0x310 [ 254.747873] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 254.753405] ? check_preemption_disabled+0x48/0x280 [ 254.758425] ? takeover_tasklets+0xa90/0xa90 [ 254.762842] run_ksoftirqd+0x5e/0x100 [ 254.766868] smpboot_thread_fn+0x68b/0xa00 [ 254.771098] ? sort_range+0x30/0x30 [ 254.774720] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 254.779820] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 254.785353] ? __kthread_parkme+0xfb/0x1a0 [ 254.789591] ? sort_range+0x30/0x30 [ 254.793209] kthread+0x35a/0x440 [ 254.796946] ? kthread_stop+0x900/0x900 [ 254.800918] ret_from_fork+0x3a/0x50 [ 254.804643] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 254.804705] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 254.811564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 254.811571] Call Trace: [ 254.818127] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 254.827412] dump_stack+0x244/0x39d [ 254.829967] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 254.840267] ? dump_stack_print_info.cold.1+0x20/0x20 [ 254.853724] warn_alloc.cold.116+0xb7/0x1bd [ 254.858045] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 254.862886] ? lock_downgrade+0x900/0x900 [ 254.867037] ? trace_hardirqs_off+0xb8/0x310 [ 254.871450] ? trace_hardirqs_off+0xb8/0x310 [ 254.875860] __alloc_pages_slowpath+0x26e8/0x2e10 [ 254.880723] ? warn_alloc+0x120/0x120 [ 254.884518] ? print_usage_bug+0xc0/0xc0 [ 254.888577] ? warn_alloc+0x120/0x120 [ 254.892376] ? warn_alloc+0x120/0x120 [ 254.896170] ? print_usage_bug+0xc0/0xc0 [ 254.900226] ? print_usage_bug+0xc0/0xc0 [ 254.904291] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 254.909822] ? should_fail+0x22d/0xd01 [ 254.913712] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 254.918808] ? __lock_acquire+0x62f/0x4c20 [ 254.923048] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 254.928144] ? __lock_acquire+0x62f/0x4c20 [ 254.932372] ? should_fail+0x22d/0xd01 [ 254.936255] ? find_held_lock+0x36/0x1c0 [ 254.940318] ? mark_held_locks+0x130/0x130 [ 254.944551] ? mark_held_locks+0x130/0x130 [ 254.948780] ? zap_class+0x640/0x640 [ 254.952490] ? zap_class+0x640/0x640 [ 254.956199] ? print_usage_bug+0xc0/0xc0 [ 254.960252] ? do_raw_spin_unlock+0xa7/0x330 [ 254.964655] ? zap_class+0x640/0x640 [ 254.968361] ? print_usage_bug+0xc0/0xc0 [ 254.972421] ? wq_watchdog_touch+0x9c/0xfe [ 254.976652] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.982186] ? check_preemption_disabled+0x48/0x280 [ 254.987216] ? __lock_is_held+0xb5/0x140 [ 254.991278] __alloc_pages_nodemask+0xa80/0xde0 [ 254.995945] ? zap_class+0x640/0x640 [ 254.999657] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 255.004679] ? find_held_lock+0x36/0x1c0 [ 255.008744] ? ____cache_alloc_node+0x1c7/0x1e0 [ 255.013410] ? lock_downgrade+0x900/0x900 [ 255.017570] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.023103] cache_grow_begin+0xa5/0x8c0 [ 255.027157] ? do_raw_spin_unlock+0xa7/0x330 [ 255.031569] fallback_alloc+0x204/0x2e0 [ 255.035542] ____cache_alloc_node+0x1c7/0x1e0 [ 255.040036] kmem_cache_alloc_node+0xe3/0x730 [ 255.044529] ? ipv6_get_ifaddr+0x42e/0x620 [ 255.048770] __alloc_skb+0x119/0x770 [ 255.052482] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 255.057755] ? netdev_alloc_frag+0x1f0/0x1f0 [ 255.062170] ? lock_downgrade+0x900/0x900 [ 255.066319] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.071853] ? refcount_sub_and_test_checked+0x203/0x310 [ 255.077305] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 255.082768] ? addrconf_rs_timer+0x690/0x690 [ 255.087178] ndisc_alloc_skb+0x144/0x340 [ 255.091241] ndisc_send_rs+0x331/0x6e0 [ 255.095129] addrconf_rs_timer+0x314/0x690 [ 255.099364] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.103601] call_timer_fn+0x272/0x920 [ 255.107494] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.111719] ? process_timeout+0x40/0x40 [ 255.115784] ? __run_timers+0x7da/0xc70 [ 255.119759] ? _raw_spin_unlock_irq+0x27/0x80 [ 255.124247] ? _raw_spin_unlock_irq+0x27/0x80 [ 255.128737] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.132968] ? lockdep_hardirqs_on+0x296/0x5b0 [ 255.137543] ? trace_hardirqs_on+0xbd/0x310 [ 255.141861] ? kasan_check_read+0x11/0x20 [ 255.145999] ? __run_timers+0x7da/0xc70 [ 255.149967] ? trace_hardirqs_off_caller+0x310/0x310 [ 255.155065] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.159299] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.163523] __run_timers+0x7e5/0xc70 [ 255.167324] ? timer_fixup_init+0x70/0x70 [ 255.171463] ? compat_start_thread+0x80/0x80 [ 255.175872] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.181418] ? _raw_spin_unlock_irq+0x60/0x80 [ 255.185913] ? finish_task_switch+0x1f4/0x910 [ 255.190412] ? finish_task_switch+0x1b4/0x910 [ 255.194905] ? __switch_to_asm+0x34/0x70 [ 255.198965] ? preempt_notifier_register+0x200/0x200 [ 255.204066] ? __switch_to_asm+0x34/0x70 [ 255.208120] ? __switch_to_asm+0x40/0x70 [ 255.212176] ? __switch_to_asm+0x34/0x70 [ 255.216240] ? __switch_to_asm+0x40/0x70 [ 255.220292] ? __switch_to_asm+0x34/0x70 [ 255.224348] ? __switch_to_asm+0x40/0x70 [ 255.228413] ? __switch_to_asm+0x40/0x70 [ 255.232476] ? pvclock_read_flags+0x160/0x160 [ 255.236971] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.242508] ? check_preemption_disabled+0x48/0x280 [ 255.247526] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 255.253062] ? rcu_pm_notify+0xc0/0xc0 [ 255.256945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.262477] ? check_preemption_disabled+0x48/0x280 [ 255.267494] run_timer_softirq+0x52/0xb0 [ 255.271551] ? rcu_read_lock_sched_held+0x14f/0x180 [ 255.276575] __do_softirq+0x308/0xb7e [ 255.280377] ? retint_kernel+0x2d/0x2d [ 255.284265] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 255.289360] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 255.294815] ? schedule+0x108/0x460 [ 255.298438] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 255.303190] ? __schedule+0x21d0/0x21d0 [ 255.307161] ? trace_hardirqs_off+0xb8/0x310 [ 255.311566] ? smpboot_thread_fn+0x68b/0xa00 [ 255.315971] ? trace_hardirqs_on+0x310/0x310 [ 255.320374] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 255.325915] ? check_preemption_disabled+0x48/0x280 [ 255.330927] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.336457] ? takeover_tasklets+0xa90/0xa90 [ 255.340862] run_ksoftirqd+0x5e/0x100 [ 255.344659] smpboot_thread_fn+0x68b/0xa00 [ 255.348889] ? sort_range+0x30/0x30 [ 255.352516] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 255.357614] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 255.363146] ? __kthread_parkme+0xfb/0x1a0 [ 255.367398] ? sort_range+0x30/0x30 [ 255.371017] kthread+0x35a/0x440 [ 255.374387] ? kthread_stop+0x900/0x900 [ 255.378362] ret_from_fork+0x3a/0x50 [ 255.382085] warn_alloc_show_mem: 1 callbacks suppressed [ 255.382094] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 255.382096] Mem-Info: [ 255.382107] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 255.387465] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 255.387465] active_file:14 inactive_file:13 isolated_file:0 [ 255.387465] unevictable:0 dirty:0 writeback:0 unstable:0 [ 255.387465] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 255.387465] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 255.387465] free:13782 free_pcp:155 free_cma:0 [ 255.394274] Call Trace: [ 255.396687] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 255.406034] dump_stack+0x244/0x39d [ 255.438879] 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 [ 255.441459] ? dump_stack_print_info.cold.1+0x20/0x20 [ 255.468923] lowmem_reserve[]: 0 2818 6321 6321 [ 255.472555] warn_alloc.cold.116+0xb7/0x1bd [ 255.498721] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 255.503910] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 255.508470] lowmem_reserve[]: 0 0 3503 3503 [ 255.512787] ? lock_downgrade+0x900/0x900 [ 255.540168] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 255.545010] ? trace_hardirqs_off+0xb8/0x310 [ 255.549294] lowmem_reserve[]: 0 0 0 0 [ 255.553435] ? trace_hardirqs_off+0xb8/0x310 [ 255.582288] 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 [ 255.586693] __alloc_pages_slowpath+0x26e8/0x2e10 [ 255.590458] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 255.594878] ? warn_alloc+0x120/0x120 [ 255.608354] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 255.613220] ? print_usage_bug+0xc0/0xc0 [ 255.628453] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 255.632238] ? warn_alloc+0x120/0x120 [ 255.647296] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 255.651344] ? warn_alloc+0x120/0x120 [ 255.660148] 165 total pagecache pages [ 255.663934] ? print_usage_bug+0xc0/0xc0 [ 255.672483] 0 pages in swap cache [ 255.676265] ? print_usage_bug+0xc0/0xc0 [ 255.680038] Swap cache stats: add 0, delete 0, find 0/0 [ 255.684086] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 255.687507] Free swap = 0kB [ 255.691555] ? should_fail+0x22d/0xd01 [ 255.696900] Total swap = 0kB [ 255.702426] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 255.705417] 1965979 pages RAM [ 255.709288] ? __lock_acquire+0x62f/0x4c20 [ 255.712278] 0 pages HighMem/MovableOnly [ 255.717380] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 255.720454] 342854 pages reserved [ 255.724674] ? __lock_acquire+0x62f/0x4c20 [ 255.728623] 0 pages cma reserved [ 255.733795] ? should_fail+0x22d/0xd01 [ 255.737274] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 255.741440] ? find_held_lock+0x36/0x1c0 [ 255.744847] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 255.748660] ? mark_held_locks+0x130/0x130 [ 255.755119] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 255.759165] ? mark_held_locks+0x130/0x130 [ 255.782531] ? zap_class+0x640/0x640 [ 255.786242] ? mark_held_locks+0xc7/0x130 [ 255.790389] ? do_raw_spin_unlock+0xa7/0x330 [ 255.794794] ? zap_class+0x640/0x640 [ 255.798502] ? print_usage_bug+0xc0/0xc0 [ 255.802561] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.808096] ? check_preemption_disabled+0x48/0x280 [ 255.813117] ? __lock_is_held+0xb5/0x140 [ 255.817180] __alloc_pages_nodemask+0xa80/0xde0 [ 255.822016] ? zap_class+0x640/0x640 [ 255.825727] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 255.830751] ? find_held_lock+0x36/0x1c0 [ 255.834820] ? ____cache_alloc_node+0x1c7/0x1e0 [ 255.839486] ? lock_downgrade+0x900/0x900 [ 255.843632] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.849167] cache_grow_begin+0xa5/0x8c0 [ 255.853221] ? do_raw_spin_unlock+0xa7/0x330 [ 255.857632] fallback_alloc+0x204/0x2e0 [ 255.861611] ____cache_alloc_node+0x1c7/0x1e0 [ 255.866106] kmem_cache_alloc_node+0xe3/0x730 [ 255.870595] ? ipv6_get_ifaddr+0x42e/0x620 [ 255.874830] __alloc_skb+0x119/0x770 [ 255.878539] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 255.883812] ? netdev_alloc_frag+0x1f0/0x1f0 [ 255.888217] ? lock_downgrade+0x900/0x900 [ 255.892380] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.897913] ? refcount_sub_and_test_checked+0x203/0x310 [ 255.903371] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 255.908819] ? addrconf_rs_timer+0x690/0x690 [ 255.913234] ndisc_alloc_skb+0x144/0x340 [ 255.917293] ndisc_send_rs+0x331/0x6e0 [ 255.921179] addrconf_rs_timer+0x314/0x690 [ 255.925412] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.929652] call_timer_fn+0x272/0x920 [ 255.933538] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.937765] ? process_timeout+0x40/0x40 [ 255.941830] ? __run_timers+0x7da/0xc70 [ 255.945808] ? _raw_spin_unlock_irq+0x27/0x80 [ 255.950295] ? _raw_spin_unlock_irq+0x27/0x80 [ 255.954783] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.959015] ? lockdep_hardirqs_on+0x296/0x5b0 [ 255.963886] ? trace_hardirqs_on+0xbd/0x310 [ 255.968208] ? kasan_check_read+0x11/0x20 [ 255.972363] ? __run_timers+0x7da/0xc70 [ 255.976345] ? trace_hardirqs_off_caller+0x310/0x310 [ 255.981453] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.985685] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.989921] __run_timers+0x7e5/0xc70 [ 255.993725] ? timer_fixup_init+0x70/0x70 [ 255.997874] ? _raw_spin_unlock_irq+0x27/0x80 [ 256.002375] ? _raw_spin_unlock_irq+0x27/0x80 [ 256.006866] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 256.011443] ? trace_hardirqs_on+0xbd/0x310 [ 256.015759] ? kasan_check_read+0x11/0x20 [ 256.019904] ? finish_task_switch+0x1f4/0x910 [ 256.024482] ? trace_hardirqs_off_caller+0x310/0x310 [ 256.029582] ? compat_start_thread+0x80/0x80 [ 256.034003] ? pvclock_read_flags+0x160/0x160 [ 256.038498] ? __switch_to_asm+0x34/0x70 [ 256.042557] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.048089] ? check_preemption_disabled+0x48/0x280 [ 256.053113] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 256.058649] ? rcu_pm_notify+0xc0/0xc0 [ 256.062534] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.068066] ? check_preemption_disabled+0x48/0x280 [ 256.073080] run_timer_softirq+0x52/0xb0 [ 256.077132] ? rcu_read_lock_sched_held+0x14f/0x180 [ 256.082141] __do_softirq+0x308/0xb7e [ 256.085942] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 256.091039] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 256.095796] ? schedule+0x108/0x460 [ 256.099415] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 256.104171] ? trace_hardirqs_off+0xb8/0x310 [ 256.108576] ? smpboot_thread_fn+0x68b/0xa00 [ 256.112978] ? trace_hardirqs_on+0x310/0x310 [ 256.117387] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 256.122923] ? check_preemption_disabled+0x48/0x280 [ 256.127932] ? takeover_tasklets+0xa90/0xa90 [ 256.132346] run_ksoftirqd+0x5e/0x100 [ 256.136143] smpboot_thread_fn+0x68b/0xa00 [ 256.140375] ? sort_range+0x30/0x30 [ 256.144001] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 256.149100] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 256.154631] ? __kthread_parkme+0xfb/0x1a0 [ 256.158860] ? sort_range+0x30/0x30 [ 256.162481] kthread+0x35a/0x440 [ 256.165841] ? kthread_stop+0x900/0x900 [ 256.169816] ret_from_fork+0x3a/0x50 [ 256.173541] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 256.173601] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 256.180465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 256.180469] Call Trace: [ 256.180486] dump_stack+0x244/0x39d [ 256.180505] ? dump_stack_print_info.cold.1+0x20/0x20 [ 256.187035] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 256.196329] warn_alloc.cold.116+0xb7/0x1bd [ 256.198881] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 256.202498] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 256.231734] ? lock_downgrade+0x900/0x900 [ 256.235884] ? trace_hardirqs_off+0xb8/0x310 [ 256.240294] ? trace_hardirqs_off+0xb8/0x310 [ 256.244709] __alloc_pages_slowpath+0x26e8/0x2e10 [ 256.249572] ? warn_alloc+0x120/0x120 [ 256.253373] ? print_usage_bug+0xc0/0xc0 [ 256.257428] ? warn_alloc+0x120/0x120 [ 256.261230] ? warn_alloc+0x120/0x120 [ 256.265025] ? print_usage_bug+0xc0/0xc0 [ 256.269083] ? print_usage_bug+0xc0/0xc0 [ 256.273150] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 256.278683] ? should_fail+0x22d/0xd01 [ 256.282570] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 256.287667] ? __lock_acquire+0x62f/0x4c20 [ 256.291904] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 256.296998] ? __lock_acquire+0x62f/0x4c20 [ 256.301228] ? should_fail+0x22d/0xd01 [ 256.305108] ? find_held_lock+0x36/0x1c0 [ 256.309169] ? mark_held_locks+0x130/0x130 [ 256.313403] ? mark_held_locks+0x130/0x130 [ 256.317628] ? zap_class+0x640/0x640 [ 256.321346] ? mark_held_locks+0xc7/0x130 [ 256.325487] ? do_raw_spin_unlock+0xa7/0x330 [ 256.329892] ? zap_class+0x640/0x640 [ 256.333597] ? print_usage_bug+0xc0/0xc0 [ 256.337655] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.343188] ? check_preemption_disabled+0x48/0x280 [ 256.348207] ? __lock_is_held+0xb5/0x140 [ 256.352273] __alloc_pages_nodemask+0xa80/0xde0 [ 256.356940] ? zap_class+0x640/0x640 [ 256.360653] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 256.365678] ? find_held_lock+0x36/0x1c0 [ 256.369745] ? ____cache_alloc_node+0x1c7/0x1e0 [ 256.374409] ? lock_downgrade+0x900/0x900 [ 256.378557] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.384092] cache_grow_begin+0xa5/0x8c0 [ 256.388146] ? do_raw_spin_unlock+0xa7/0x330 [ 256.392555] fallback_alloc+0x204/0x2e0 [ 256.396550] ____cache_alloc_node+0x1c7/0x1e0 [ 256.401056] kmem_cache_alloc_node+0xe3/0x730 [ 256.405544] ? ipv6_get_ifaddr+0x42e/0x620 [ 256.409785] __alloc_skb+0x119/0x770 [ 256.413498] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 256.418771] ? netdev_alloc_frag+0x1f0/0x1f0 [ 256.423172] ? lock_downgrade+0x900/0x900 [ 256.427325] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.432857] ? refcount_sub_and_test_checked+0x203/0x310 [ 256.438314] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 256.443759] ? addrconf_rs_timer+0x690/0x690 [ 256.448174] ndisc_alloc_skb+0x144/0x340 [ 256.452231] ndisc_send_rs+0x331/0x6e0 [ 256.456120] addrconf_rs_timer+0x314/0x690 [ 256.460352] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 256.464589] call_timer_fn+0x272/0x920 [ 256.468467] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 256.472695] ? process_timeout+0x40/0x40 [ 256.476758] ? __run_timers+0x7da/0xc70 [ 256.480731] ? _raw_spin_unlock_irq+0x27/0x80 [ 256.485227] ? _raw_spin_unlock_irq+0x27/0x80 [ 256.489713] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 256.493944] ? lockdep_hardirqs_on+0x296/0x5b0 [ 256.498521] ? trace_hardirqs_on+0xbd/0x310 [ 256.502840] ? kasan_check_read+0x11/0x20 [ 256.506979] ? __run_timers+0x7da/0xc70 [ 256.510950] ? trace_hardirqs_off_caller+0x310/0x310 [ 256.516048] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 256.520283] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 256.524517] __run_timers+0x7e5/0xc70 [ 256.528325] ? timer_fixup_init+0x70/0x70 [ 256.532470] ? compat_start_thread+0x80/0x80 [ 256.536879] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.542415] ? _raw_spin_unlock_irq+0x60/0x80 [ 256.546911] ? finish_task_switch+0x1f4/0x910 [ 256.551403] ? finish_task_switch+0x1b4/0x910 [ 256.555893] ? __switch_to_asm+0x34/0x70 [ 256.559950] ? preempt_notifier_register+0x200/0x200 [ 256.565051] ? __switch_to_asm+0x34/0x70 [ 256.569106] ? __switch_to_asm+0x40/0x70 [ 256.573159] ? __switch_to_asm+0x34/0x70 [ 256.577212] ? __switch_to_asm+0x40/0x70 [ 256.581270] ? __switch_to_asm+0x34/0x70 [ 256.585332] ? __switch_to_asm+0x40/0x70 [ 256.589387] ? __switch_to_asm+0x40/0x70 [ 256.593456] ? pvclock_read_flags+0x160/0x160 [ 256.597952] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.603485] ? check_preemption_disabled+0x48/0x280 [ 256.608503] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 256.614049] ? rcu_pm_notify+0xc0/0xc0 [ 256.617931] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.623465] ? check_preemption_disabled+0x48/0x280 [ 256.628902] run_timer_softirq+0x52/0xb0 [ 256.632965] ? rcu_read_lock_sched_held+0x14f/0x180 [ 256.637974] __do_softirq+0x308/0xb7e [ 256.641773] ? retint_kernel+0x2d/0x2d [ 256.645664] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 256.650760] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 256.656209] ? schedule+0x108/0x460 [ 256.659830] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 256.664580] ? __schedule+0x21d0/0x21d0 [ 256.668557] ? trace_hardirqs_off+0xb8/0x310 [ 256.672963] ? smpboot_thread_fn+0x68b/0xa00 [ 256.677365] ? trace_hardirqs_on+0x310/0x310 [ 256.681769] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 256.687309] ? check_preemption_disabled+0x48/0x280 [ 256.692318] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.697849] ? takeover_tasklets+0xa90/0xa90 [ 256.702254] run_ksoftirqd+0x5e/0x100 [ 256.706052] smpboot_thread_fn+0x68b/0xa00 [ 256.710298] ? sort_range+0x30/0x30 [ 256.713921] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 256.719015] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 256.724550] ? __kthread_parkme+0xfb/0x1a0 [ 256.728781] ? sort_range+0x30/0x30 [ 256.732405] kthread+0x35a/0x440 [ 256.735766] ? kthread_stop+0x900/0x900 [ 256.739739] ret_from_fork+0x3a/0x50 [ 256.743464] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 256.743468] warn_alloc_show_mem: 1 callbacks suppressed [ 256.743474] Mem-Info: [ 256.750312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 256.755674] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 256.755674] active_file:14 inactive_file:13 isolated_file:0 [ 256.755674] unevictable:0 dirty:0 writeback:0 unstable:0 [ 256.755674] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 256.755674] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 256.755674] free:13782 free_pcp:155 free_cma:0 [ 256.758041] Call Trace: [ 256.767417] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 256.800605] dump_stack+0x244/0x39d [ 256.803160] 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 [ 256.830647] ? dump_stack_print_info.cold.1+0x20/0x20 [ 256.834243] lowmem_reserve[]: 0 2818 6321 6321 [ 256.860488] warn_alloc.cold.116+0xb7/0x1bd [ 256.865641] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 256.870214] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 256.874507] lowmem_reserve[]: 0 0 3503 3503 [ 256.901908] ? lock_downgrade+0x900/0x900 [ 256.906717] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 256.911031] ? trace_hardirqs_off+0xb8/0x310 [ 256.915233] lowmem_reserve[]: 0 0 0 0 [ 256.944126] ? trace_hardirqs_off+0xb8/0x310 [ 256.948505] 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 [ 256.952304] __alloc_pages_slowpath+0x26e8/0x2e10 [ 256.956680] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 256.970220] ? warn_alloc+0x120/0x120 [ 256.975012] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 256.990264] ? print_usage_bug+0xc0/0xc0 [ 256.994038] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 257.009102] ? warn_alloc+0x120/0x120 [ 257.013138] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 257.021955] ? warn_alloc+0x120/0x120 [ 257.025724] 165 total pagecache pages [ 257.034298] ? print_usage_bug+0xc0/0xc0 [ 257.038072] 0 pages in swap cache [ 257.041854] ? print_usage_bug+0xc0/0xc0 [ 257.045890] Swap cache stats: add 0, delete 0, find 0/0 [ 257.049333] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 257.053361] Free swap = 0kB [ 257.058712] ? should_fail+0x22d/0xd01 [ 257.064227] Total swap = 0kB [ 257.067240] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 257.071106] 1965979 pages RAM [ 257.074103] ? __lock_acquire+0x62f/0x4c20 [ 257.074121] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 257.079194] 0 pages HighMem/MovableOnly [ 257.082289] ? __lock_acquire+0x62f/0x4c20 [ 257.086487] 342854 pages reserved [ 257.086494] 0 pages cma reserved [ 257.091581] ? should_fail+0x22d/0xd01 [ 257.095606] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 257.099745] ? find_held_lock+0x36/0x1c0 [ 257.103220] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 257.106528] ? mark_held_locks+0x130/0x130 [ 257.110381] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 257.116865] ? mark_held_locks+0x130/0x130 [ 257.144291] ? zap_class+0x640/0x640 [ 257.148003] ? mark_held_locks+0xc7/0x130 [ 257.152143] ? do_raw_spin_unlock+0xa7/0x330 [ 257.156553] ? zap_class+0x640/0x640 [ 257.160270] ? print_usage_bug+0xc0/0xc0 [ 257.164417] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.169954] ? check_preemption_disabled+0x48/0x280 [ 257.174976] ? __lock_is_held+0xb5/0x140 [ 257.179037] __alloc_pages_nodemask+0xa80/0xde0 [ 257.183698] ? zap_class+0x640/0x640 [ 257.187425] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 257.192445] ? find_held_lock+0x36/0x1c0 [ 257.196515] ? ____cache_alloc_node+0x1c7/0x1e0 [ 257.201178] ? lock_downgrade+0x900/0x900 [ 257.205327] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.210860] cache_grow_begin+0xa5/0x8c0 [ 257.215088] ? do_raw_spin_unlock+0xa7/0x330 [ 257.219499] fallback_alloc+0x204/0x2e0 [ 257.223471] ____cache_alloc_node+0x1c7/0x1e0 [ 257.227965] kmem_cache_alloc_node+0xe3/0x730 [ 257.232458] ? ipv6_get_ifaddr+0x42e/0x620 [ 257.236706] __alloc_skb+0x119/0x770 [ 257.240428] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 257.245703] ? netdev_alloc_frag+0x1f0/0x1f0 [ 257.250107] ? lock_downgrade+0x900/0x900 [ 257.254266] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.259795] ? refcount_sub_and_test_checked+0x203/0x310 [ 257.265254] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 257.270702] ? addrconf_rs_timer+0x690/0x690 [ 257.275122] ndisc_alloc_skb+0x144/0x340 [ 257.279181] ndisc_send_rs+0x331/0x6e0 [ 257.283065] addrconf_rs_timer+0x314/0x690 [ 257.287303] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.291542] call_timer_fn+0x272/0x920 [ 257.295420] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.299649] ? process_timeout+0x40/0x40 [ 257.303714] ? __run_timers+0x7da/0xc70 [ 257.307690] ? _raw_spin_unlock_irq+0x27/0x80 [ 257.312177] ? _raw_spin_unlock_irq+0x27/0x80 [ 257.316667] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.320899] ? lockdep_hardirqs_on+0x296/0x5b0 [ 257.325477] ? trace_hardirqs_on+0xbd/0x310 [ 257.329792] ? kasan_check_read+0x11/0x20 [ 257.333937] ? __run_timers+0x7da/0xc70 [ 257.337906] ? trace_hardirqs_off_caller+0x310/0x310 [ 257.343005] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.347251] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.351477] __run_timers+0x7e5/0xc70 [ 257.355279] ? timer_fixup_init+0x70/0x70 [ 257.359421] ? _raw_spin_unlock_irq+0x27/0x80 [ 257.363913] ? _raw_spin_unlock_irq+0x27/0x80 [ 257.368405] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 257.372982] ? trace_hardirqs_on+0xbd/0x310 [ 257.377297] ? kasan_check_read+0x11/0x20 [ 257.381443] ? finish_task_switch+0x1f4/0x910 [ 257.385933] ? trace_hardirqs_off_caller+0x310/0x310 [ 257.391032] ? compat_start_thread+0x80/0x80 [ 257.395452] ? pvclock_read_flags+0x160/0x160 [ 257.399940] ? __switch_to_asm+0x34/0x70 [ 257.404000] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.409530] ? check_preemption_disabled+0x48/0x280 [ 257.414549] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 257.420081] ? rcu_pm_notify+0xc0/0xc0 [ 257.423965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.429494] ? check_preemption_disabled+0x48/0x280 [ 257.434510] run_timer_softirq+0x52/0xb0 [ 257.438563] ? rcu_read_lock_sched_held+0x14f/0x180 [ 257.443572] __do_softirq+0x308/0xb7e [ 257.447373] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 257.452469] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 257.457239] ? schedule+0x108/0x460 [ 257.460858] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 257.465614] ? trace_hardirqs_off+0xb8/0x310 [ 257.470021] ? smpboot_thread_fn+0x68b/0xa00 [ 257.474428] ? trace_hardirqs_on+0x310/0x310 [ 257.478835] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 257.484383] ? check_preemption_disabled+0x48/0x280 [ 257.489394] ? takeover_tasklets+0xa90/0xa90 [ 257.493797] run_ksoftirqd+0x5e/0x100 [ 257.497591] smpboot_thread_fn+0x68b/0xa00 [ 257.501822] ? sort_range+0x30/0x30 [ 257.505449] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 257.510546] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 257.516080] ? __kthread_parkme+0xfb/0x1a0 [ 257.520314] ? sort_range+0x30/0x30 [ 257.523935] kthread+0x35a/0x440 [ 257.527294] ? kthread_stop+0x900/0x900 [ 257.531272] ret_from_fork+0x3a/0x50 [ 257.535000] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 257.535060] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 257.541923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 257.541930] Call Trace: [ 257.548483] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 257.557763] dump_stack+0x244/0x39d [ 257.560318] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 257.570631] ? dump_stack_print_info.cold.1+0x20/0x20 [ 257.584075] warn_alloc.cold.116+0xb7/0x1bd [ 257.588392] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 257.593240] ? lock_downgrade+0x900/0x900 [ 257.597395] ? trace_hardirqs_off+0xb8/0x310 [ 257.601805] ? trace_hardirqs_off+0xb8/0x310 [ 257.606222] __alloc_pages_slowpath+0x26e8/0x2e10 [ 257.611083] ? warn_alloc+0x120/0x120 [ 257.614880] ? print_usage_bug+0xc0/0xc0 [ 257.618936] ? warn_alloc+0x120/0x120 [ 257.622742] ? warn_alloc+0x120/0x120 [ 257.626538] ? print_usage_bug+0xc0/0xc0 [ 257.630597] ? print_usage_bug+0xc0/0xc0 [ 257.634660] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 257.640194] ? should_fail+0x22d/0xd01 [ 257.644087] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 257.649184] ? __lock_acquire+0x62f/0x4c20 [ 257.653424] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 257.658523] ? __lock_acquire+0x62f/0x4c20 [ 257.662749] ? should_fail+0x22d/0xd01 [ 257.666632] ? find_held_lock+0x36/0x1c0 [ 257.670696] ? mark_held_locks+0x130/0x130 [ 257.674937] ? mark_held_locks+0x130/0x130 [ 257.679164] ? zap_class+0x640/0x640 [ 257.682878] ? zap_class+0x640/0x640 [ 257.686586] ? print_usage_bug+0xc0/0xc0 [ 257.690637] ? do_raw_spin_unlock+0xa7/0x330 [ 257.695039] ? zap_class+0x640/0x640 [ 257.698748] ? print_usage_bug+0xc0/0xc0 [ 257.702801] ? wq_watchdog_touch+0x9c/0xfe [ 257.707033] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.712566] ? check_preemption_disabled+0x48/0x280 [ 257.717587] ? __lock_is_held+0xb5/0x140 [ 257.721646] __alloc_pages_nodemask+0xa80/0xde0 [ 257.726309] ? zap_class+0x640/0x640 [ 257.730019] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 257.735037] ? find_held_lock+0x36/0x1c0 [ 257.739100] ? ____cache_alloc_node+0x1c7/0x1e0 [ 257.743767] ? lock_downgrade+0x900/0x900 [ 257.748005] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.753557] cache_grow_begin+0xa5/0x8c0 [ 257.757615] ? do_raw_spin_unlock+0xa7/0x330 [ 257.762026] fallback_alloc+0x204/0x2e0 [ 257.765999] ____cache_alloc_node+0x1c7/0x1e0 [ 257.770495] kmem_cache_alloc_node+0xe3/0x730 [ 257.774989] ? ipv6_get_ifaddr+0x42e/0x620 [ 257.779230] __alloc_skb+0x119/0x770 [ 257.782941] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 257.788227] ? netdev_alloc_frag+0x1f0/0x1f0 [ 257.792630] ? lock_downgrade+0x900/0x900 [ 257.796784] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.802328] ? refcount_sub_and_test_checked+0x203/0x310 [ 257.807775] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 257.813222] ? addrconf_rs_timer+0x690/0x690 [ 257.817639] ndisc_alloc_skb+0x144/0x340 [ 257.821697] ndisc_send_rs+0x331/0x6e0 [ 257.825587] addrconf_rs_timer+0x314/0x690 [ 257.829822] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.834063] call_timer_fn+0x272/0x920 [ 257.837947] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.842175] ? process_timeout+0x40/0x40 [ 257.846334] ? __run_timers+0x7da/0xc70 [ 257.850307] ? _raw_spin_unlock_irq+0x27/0x80 [ 257.854798] ? _raw_spin_unlock_irq+0x27/0x80 [ 257.859291] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.863523] ? lockdep_hardirqs_on+0x296/0x5b0 [ 257.868102] ? trace_hardirqs_on+0xbd/0x310 [ 257.872416] ? kasan_check_read+0x11/0x20 [ 257.876553] ? __run_timers+0x7da/0xc70 [ 257.880519] ? trace_hardirqs_off_caller+0x310/0x310 [ 257.885622] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.889852] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.894082] __run_timers+0x7e5/0xc70 [ 257.897884] ? timer_fixup_init+0x70/0x70 [ 257.902029] ? compat_start_thread+0x80/0x80 [ 257.906437] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.911972] ? _raw_spin_unlock_irq+0x60/0x80 [ 257.916465] ? finish_task_switch+0x1f4/0x910 [ 257.920962] ? finish_task_switch+0x1b4/0x910 [ 257.925455] ? __switch_to_asm+0x34/0x70 [ 257.929511] ? preempt_notifier_register+0x200/0x200 [ 257.934614] ? __switch_to_asm+0x34/0x70 [ 257.938686] ? __switch_to_asm+0x40/0x70 [ 257.942752] ? __switch_to_asm+0x34/0x70 [ 257.946814] ? __switch_to_asm+0x40/0x70 [ 257.950869] ? __switch_to_asm+0x34/0x70 [ 257.954922] ? __switch_to_asm+0x40/0x70 [ 257.958976] ? __switch_to_asm+0x40/0x70 [ 257.963042] ? pvclock_read_flags+0x160/0x160 [ 257.967535] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.973066] ? check_preemption_disabled+0x48/0x280 [ 257.978091] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 257.983622] ? rcu_pm_notify+0xc0/0xc0 [ 257.987505] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.993039] ? check_preemption_disabled+0x48/0x280 [ 257.998052] run_timer_softirq+0x52/0xb0 [ 258.002109] ? rcu_read_lock_sched_held+0x14f/0x180 [ 258.007118] __do_softirq+0x308/0xb7e [ 258.010914] ? retint_kernel+0x2d/0x2d [ 258.014803] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 258.019900] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 258.025351] ? schedule+0x108/0x460 [ 258.028976] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 258.033728] ? __schedule+0x21d0/0x21d0 [ 258.037707] ? trace_hardirqs_off+0xb8/0x310 [ 258.042110] ? smpboot_thread_fn+0x68b/0xa00 [ 258.046514] ? trace_hardirqs_on+0x310/0x310 [ 258.050925] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 258.056455] ? check_preemption_disabled+0x48/0x280 [ 258.061466] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.066995] ? takeover_tasklets+0xa90/0xa90 [ 258.071396] run_ksoftirqd+0x5e/0x100 [ 258.075195] smpboot_thread_fn+0x68b/0xa00 [ 258.079430] ? sort_range+0x30/0x30 [ 258.083054] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 258.088150] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 258.093694] ? __kthread_parkme+0xfb/0x1a0 [ 258.097926] ? sort_range+0x30/0x30 [ 258.101547] kthread+0x35a/0x440 [ 258.104909] ? kthread_stop+0x900/0x900 [ 258.108882] ret_from_fork+0x3a/0x50 [ 258.112615] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 258.112621] warn_alloc_show_mem: 1 callbacks suppressed [ 258.112627] Mem-Info: [ 258.119464] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 258.124824] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 258.124824] active_file:14 inactive_file:13 isolated_file:0 [ 258.124824] unevictable:0 dirty:0 writeback:0 unstable:0 [ 258.124824] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 258.124824] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 258.124824] free:13782 free_pcp:155 free_cma:0 [ 258.127197] Call Trace: [ 258.136568] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 258.169412] dump_stack+0x244/0x39d [ 258.171968] 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 [ 258.199566] ? dump_stack_print_info.cold.1+0x20/0x20 [ 258.203176] lowmem_reserve[]: 0 2818 6321 6321 [ 258.229368] warn_alloc.cold.116+0xb7/0x1bd [ 258.234525] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 258.239096] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 258.243390] lowmem_reserve[]: 0 0 3503 3503 [ 258.270802] ? lock_downgrade+0x900/0x900 [ 258.275614] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 258.279926] ? trace_hardirqs_off+0xb8/0x310 [ 258.284040] lowmem_reserve[]: 0 0 0 0 [ 258.312915] ? trace_hardirqs_off+0xb8/0x310 [ 258.317291] 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 [ 258.321083] __alloc_pages_slowpath+0x26e8/0x2e10 [ 258.325460] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 258.338996] ? warn_alloc+0x120/0x120 [ 258.343809] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 258.359059] ? print_usage_bug+0xc0/0xc0 [ 258.362834] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 258.377909] ? warn_alloc+0x120/0x120 [ 258.381944] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 258.390761] ? warn_alloc+0x120/0x120 [ 258.394534] 165 total pagecache pages [ 258.403095] ? print_usage_bug+0xc0/0xc0 [ 258.406870] 0 pages in swap cache [ 258.410655] ? print_usage_bug+0xc0/0xc0 [ 258.414691] Swap cache stats: add 0, delete 0, find 0/0 [ 258.418134] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 258.422167] Free swap = 0kB [ 258.427519] ? should_fail+0x22d/0xd01 [ 258.433024] Total swap = 0kB [ 258.436029] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 258.439884] 1965979 pages RAM [ 258.442889] ? __lock_acquire+0x62f/0x4c20 [ 258.447959] 0 pages HighMem/MovableOnly [ 258.451050] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 258.455253] 342854 pages reserved [ 258.459217] ? __lock_acquire+0x62f/0x4c20 [ 258.464287] 0 pages cma reserved [ 258.467726] ? should_fail+0x22d/0xd01 [ 258.471986] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 258.475280] ? find_held_lock+0x36/0x1c0 [ 258.475306] ? mark_held_locks+0x130/0x130 [ 258.479214] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 258.485650] ? mark_held_locks+0x130/0x130 [ 258.489683] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 258.493896] ? zap_class+0x640/0x640 [ 258.493914] ? mark_held_locks+0xc7/0x130 [ 258.520879] ? do_raw_spin_unlock+0xa7/0x330 [ 258.525281] ? zap_class+0x640/0x640 [ 258.528989] ? print_usage_bug+0xc0/0xc0 [ 258.533046] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.538580] ? check_preemption_disabled+0x48/0x280 [ 258.543600] ? __lock_is_held+0xb5/0x140 [ 258.547659] __alloc_pages_nodemask+0xa80/0xde0 [ 258.552329] ? zap_class+0x640/0x640 [ 258.556040] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 258.561059] ? find_held_lock+0x36/0x1c0 [ 258.565131] ? ____cache_alloc_node+0x1c7/0x1e0 [ 258.569798] ? lock_downgrade+0x900/0x900 [ 258.573946] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.579479] cache_grow_begin+0xa5/0x8c0 [ 258.583534] ? do_raw_spin_unlock+0xa7/0x330 [ 258.587943] fallback_alloc+0x204/0x2e0 [ 258.591916] ____cache_alloc_node+0x1c7/0x1e0 [ 258.596409] kmem_cache_alloc_node+0xe3/0x730 [ 258.600901] ? ipv6_get_ifaddr+0x42e/0x620 [ 258.605150] __alloc_skb+0x119/0x770 [ 258.608858] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 258.614143] ? netdev_alloc_frag+0x1f0/0x1f0 [ 258.618548] ? lock_downgrade+0x900/0x900 [ 258.622696] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.628753] ? refcount_sub_and_test_checked+0x203/0x310 [ 258.634204] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 258.639647] ? addrconf_rs_timer+0x690/0x690 [ 258.644058] ndisc_alloc_skb+0x144/0x340 [ 258.648127] ndisc_send_rs+0x331/0x6e0 [ 258.652015] addrconf_rs_timer+0x314/0x690 [ 258.656249] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 258.660487] call_timer_fn+0x272/0x920 [ 258.664370] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 258.668596] ? process_timeout+0x40/0x40 [ 258.672660] ? __run_timers+0x7da/0xc70 [ 258.676633] ? _raw_spin_unlock_irq+0x27/0x80 [ 258.681127] ? _raw_spin_unlock_irq+0x27/0x80 [ 258.685620] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 258.689850] ? lockdep_hardirqs_on+0x296/0x5b0 [ 258.694433] ? trace_hardirqs_on+0xbd/0x310 [ 258.698748] ? kasan_check_read+0x11/0x20 [ 258.702893] ? __run_timers+0x7da/0xc70 [ 258.706861] ? trace_hardirqs_off_caller+0x310/0x310 [ 258.711959] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 258.716197] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 258.720421] __run_timers+0x7e5/0xc70 [ 258.724223] ? timer_fixup_init+0x70/0x70 [ 258.728365] ? _raw_spin_unlock_irq+0x27/0x80 [ 258.732852] ? _raw_spin_unlock_irq+0x27/0x80 [ 258.737341] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 258.741918] ? trace_hardirqs_on+0xbd/0x310 [ 258.746316] ? kasan_check_read+0x11/0x20 [ 258.750461] ? finish_task_switch+0x1f4/0x910 [ 258.754955] ? trace_hardirqs_off_caller+0x310/0x310 [ 258.760051] ? compat_start_thread+0x80/0x80 [ 258.764528] ? pvclock_read_flags+0x160/0x160 [ 258.769282] ? __switch_to_asm+0x34/0x70 [ 258.773338] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.778869] ? check_preemption_disabled+0x48/0x280 [ 258.783885] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 258.789418] ? rcu_pm_notify+0xc0/0xc0 [ 258.793302] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.799208] ? check_preemption_disabled+0x48/0x280 [ 258.804226] run_timer_softirq+0x52/0xb0 [ 258.808282] ? rcu_read_lock_sched_held+0x14f/0x180 [ 258.813298] __do_softirq+0x308/0xb7e [ 258.817100] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 258.822209] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 258.826964] ? schedule+0x108/0x460 [ 258.830585] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 258.835340] ? trace_hardirqs_off+0xb8/0x310 [ 258.839742] ? smpboot_thread_fn+0x68b/0xa00 [ 258.844146] ? trace_hardirqs_on+0x310/0x310 [ 258.848548] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 258.854080] ? check_preemption_disabled+0x48/0x280 [ 258.859098] ? takeover_tasklets+0xa90/0xa90 [ 258.863514] run_ksoftirqd+0x5e/0x100 [ 258.867306] smpboot_thread_fn+0x68b/0xa00 [ 258.871540] ? sort_range+0x30/0x30 [ 258.875166] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 258.880265] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 258.885796] ? __kthread_parkme+0xfb/0x1a0 [ 258.890025] ? sort_range+0x30/0x30 [ 258.893645] kthread+0x35a/0x440 [ 258.897006] ? kthread_stop+0x900/0x900 [ 258.900977] ret_from_fork+0x3a/0x50 [ 258.904703] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 258.904765] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 258.911629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 258.911637] Call Trace: [ 258.918200] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 258.927464] dump_stack+0x244/0x39d [ 258.930020] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 258.940322] ? dump_stack_print_info.cold.1+0x20/0x20 [ 258.953760] warn_alloc.cold.116+0xb7/0x1bd [ 258.958105] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 258.963123] ? lock_downgrade+0x900/0x900 [ 258.967274] ? trace_hardirqs_off+0xb8/0x310 [ 258.971682] ? trace_hardirqs_off+0xb8/0x310 [ 258.976096] __alloc_pages_slowpath+0x26e8/0x2e10 [ 258.980959] ? warn_alloc+0x120/0x120 [ 258.984760] ? print_usage_bug+0xc0/0xc0 [ 258.988824] ? warn_alloc+0x120/0x120 [ 258.992626] ? warn_alloc+0x120/0x120 [ 258.996422] ? print_usage_bug+0xc0/0xc0 [ 259.000479] ? print_usage_bug+0xc0/0xc0 [ 259.004542] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 259.010076] ? should_fail+0x22d/0xd01 [ 259.013972] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 259.019073] ? __lock_acquire+0x62f/0x4c20 [ 259.023324] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 259.028421] ? __lock_acquire+0x62f/0x4c20 [ 259.032650] ? should_fail+0x22d/0xd01 [ 259.036529] ? find_held_lock+0x36/0x1c0 [ 259.040593] ? mark_held_locks+0x130/0x130 [ 259.044830] ? mark_held_locks+0x130/0x130 [ 259.049055] ? zap_class+0x640/0x640 [ 259.052784] ? zap_class+0x640/0x640 [ 259.056493] ? print_usage_bug+0xc0/0xc0 [ 259.060544] ? do_raw_spin_unlock+0xa7/0x330 [ 259.064946] ? zap_class+0x640/0x640 [ 259.068656] ? print_usage_bug+0xc0/0xc0 [ 259.072711] ? wq_watchdog_touch+0x9c/0xfe [ 259.076942] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.082489] ? check_preemption_disabled+0x48/0x280 [ 259.087506] ? __lock_is_held+0xb5/0x140 [ 259.091576] __alloc_pages_nodemask+0xa80/0xde0 [ 259.096240] ? zap_class+0x640/0x640 [ 259.099950] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 259.104970] ? find_held_lock+0x36/0x1c0 [ 259.109036] ? ____cache_alloc_node+0x1c7/0x1e0 [ 259.113699] ? lock_downgrade+0x900/0x900 [ 259.117847] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.123383] cache_grow_begin+0xa5/0x8c0 [ 259.127438] ? do_raw_spin_unlock+0xa7/0x330 [ 259.131848] fallback_alloc+0x204/0x2e0 [ 259.135826] ____cache_alloc_node+0x1c7/0x1e0 [ 259.140318] kmem_cache_alloc_node+0xe3/0x730 [ 259.144809] ? ipv6_get_ifaddr+0x42e/0x620 [ 259.149049] __alloc_skb+0x119/0x770 [ 259.152761] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 259.158036] ? netdev_alloc_frag+0x1f0/0x1f0 [ 259.162436] ? lock_downgrade+0x900/0x900 [ 259.166582] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.172119] ? refcount_sub_and_test_checked+0x203/0x310 [ 259.177586] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 259.183033] ? addrconf_rs_timer+0x690/0x690 [ 259.187445] ndisc_alloc_skb+0x144/0x340 [ 259.191504] ndisc_send_rs+0x331/0x6e0 [ 259.195389] addrconf_rs_timer+0x314/0x690 [ 259.199622] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 259.203864] call_timer_fn+0x272/0x920 [ 259.207746] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 259.211976] ? process_timeout+0x40/0x40 [ 259.216035] ? __run_timers+0x7da/0xc70 [ 259.220008] ? _raw_spin_unlock_irq+0x27/0x80 [ 259.224496] ? _raw_spin_unlock_irq+0x27/0x80 [ 259.228980] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 259.233210] ? lockdep_hardirqs_on+0x296/0x5b0 [ 259.237787] ? trace_hardirqs_on+0xbd/0x310 [ 259.242103] ? kasan_check_read+0x11/0x20 [ 259.246245] ? __run_timers+0x7da/0xc70 [ 259.250216] ? trace_hardirqs_off_caller+0x310/0x310 [ 259.255314] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 259.259545] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 259.263775] __run_timers+0x7e5/0xc70 [ 259.267583] ? timer_fixup_init+0x70/0x70 [ 259.271726] ? compat_start_thread+0x80/0x80 [ 259.276131] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.281677] ? _raw_spin_unlock_irq+0x60/0x80 [ 259.286173] ? finish_task_switch+0x1f4/0x910 [ 259.290664] ? finish_task_switch+0x1b4/0x910 [ 259.295158] ? __switch_to_asm+0x34/0x70 [ 259.299220] ? preempt_notifier_register+0x200/0x200 [ 259.304320] ? __switch_to_asm+0x34/0x70 [ 259.308374] ? __switch_to_asm+0x40/0x70 [ 259.312433] ? __switch_to_asm+0x34/0x70 [ 259.316485] ? __switch_to_asm+0x40/0x70 [ 259.320551] ? __switch_to_asm+0x34/0x70 [ 259.324607] ? __switch_to_asm+0x40/0x70 [ 259.328663] ? __switch_to_asm+0x40/0x70 [ 259.332724] ? pvclock_read_flags+0x160/0x160 [ 259.337221] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.342753] ? check_preemption_disabled+0x48/0x280 [ 259.347768] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 259.353302] ? rcu_pm_notify+0xc0/0xc0 [ 259.357184] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.362713] ? check_preemption_disabled+0x48/0x280 [ 259.367725] run_timer_softirq+0x52/0xb0 [ 259.371779] ? rcu_read_lock_sched_held+0x14f/0x180 [ 259.376791] __do_softirq+0x308/0xb7e [ 259.380595] ? retint_kernel+0x2d/0x2d [ 259.384484] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 259.389586] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 259.395034] ? schedule+0x108/0x460 [ 259.398662] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 259.403411] ? __schedule+0x21d0/0x21d0 [ 259.407384] ? trace_hardirqs_off+0xb8/0x310 [ 259.411784] ? smpboot_thread_fn+0x68b/0xa00 [ 259.416199] ? trace_hardirqs_on+0x310/0x310 [ 259.420602] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 259.426131] ? check_preemption_disabled+0x48/0x280 [ 259.431143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.436677] ? takeover_tasklets+0xa90/0xa90 [ 259.441085] run_ksoftirqd+0x5e/0x100 [ 259.444880] smpboot_thread_fn+0x68b/0xa00 [ 259.449109] ? sort_range+0x30/0x30 [ 259.452731] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 259.457830] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 259.463359] ? __kthread_parkme+0xfb/0x1a0 [ 259.467595] ? sort_range+0x30/0x30 [ 259.471214] kthread+0x35a/0x440 [ 259.474582] ? kthread_stop+0x900/0x900 [ 259.478557] ret_from_fork+0x3a/0x50 [ 259.482280] warn_alloc_show_mem: 1 callbacks suppressed [ 259.482290] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 259.482292] Mem-Info: [ 259.482321] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 259.482321] active_file:14 inactive_file:13 isolated_file:0 [ 259.482321] unevictable:0 dirty:0 writeback:0 unstable:0 [ 259.482321] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 259.482321] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 259.482321] free:13782 free_pcp:155 free_cma:0 [ 259.487656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 259.494492] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 259.496879] Call Trace: [ 259.529829] 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 [ 259.539177] dump_stack+0x244/0x39d [ 259.566642] lowmem_reserve[]: 0 2818 6321 6321 [ 259.569225] ? dump_stack_print_info.cold.1+0x20/0x20 [ 259.595311] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 259.598941] warn_alloc.cold.116+0xb7/0x1bd [ 259.603487] lowmem_reserve[]: 0 0 3503 3503 [ 259.608667] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 259.636053] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 259.640372] ? lock_downgrade+0x900/0x900 [ 259.644655] lowmem_reserve[]: 0 0 0 0 [ 259.649493] ? trace_hardirqs_off+0xb8/0x310 [ 259.678353] 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 [ 259.682495] ? trace_hardirqs_off+0xb8/0x310 [ 259.686266] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 259.690670] __alloc_pages_slowpath+0x26e8/0x2e10 [ 259.704159] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 259.708583] ? warn_alloc+0x120/0x120 [ 259.723804] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 259.728629] ? print_usage_bug+0xc0/0xc0 [ 259.743686] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 259.747469] ? warn_alloc+0x120/0x120 [ 259.756273] 165 total pagecache pages [ 259.760328] ? warn_alloc+0x120/0x120 [ 259.768880] 0 pages in swap cache [ 259.772661] ? print_usage_bug+0xc0/0xc0 [ 259.776433] Swap cache stats: add 0, delete 0, find 0/0 [ 259.780220] ? print_usage_bug+0xc0/0xc0 [ 259.783642] Free swap = 0kB [ 259.787695] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 259.793023] Total swap = 0kB [ 259.797078] ? should_fail+0x22d/0xd01 [ 259.800066] 1965979 pages RAM [ 259.805604] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 259.808592] 0 pages HighMem/MovableOnly [ 259.808599] 342854 pages reserved [ 259.812472] ? __lock_acquire+0x62f/0x4c20 [ 259.815553] 0 pages cma reserved [ 259.820643] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 259.824646] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 259.828038] ? __lock_acquire+0x62f/0x4c20 [ 259.832308] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 259.835622] ? should_fail+0x22d/0xd01 [ 259.840700] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 259.847181] ? find_held_lock+0x36/0x1c0 [ 259.874260] ? mark_held_locks+0x130/0x130 [ 259.878504] ? mark_held_locks+0x130/0x130 [ 259.882736] ? zap_class+0x640/0x640 [ 259.886449] ? mark_held_locks+0xc7/0x130 [ 259.890592] ? do_raw_spin_unlock+0xa7/0x330 [ 259.894994] ? zap_class+0x640/0x640 [ 259.898706] ? print_usage_bug+0xc0/0xc0 [ 259.902762] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.908292] ? check_preemption_disabled+0x48/0x280 [ 259.913312] ? __lock_is_held+0xb5/0x140 [ 259.917376] __alloc_pages_nodemask+0xa80/0xde0 [ 259.922053] ? zap_class+0x640/0x640 [ 259.925767] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 259.930786] ? find_held_lock+0x36/0x1c0 [ 259.934847] ? ____cache_alloc_node+0x1c7/0x1e0 [ 259.939510] ? lock_downgrade+0x900/0x900 [ 259.943659] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.949197] cache_grow_begin+0xa5/0x8c0 [ 259.953254] ? do_raw_spin_unlock+0xa7/0x330 [ 259.957667] fallback_alloc+0x204/0x2e0 [ 259.961640] ____cache_alloc_node+0x1c7/0x1e0 [ 259.966139] kmem_cache_alloc_node+0xe3/0x730 [ 259.970627] ? ipv6_get_ifaddr+0x42e/0x620 [ 259.974867] __alloc_skb+0x119/0x770 [ 259.978572] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 259.983849] ? netdev_alloc_frag+0x1f0/0x1f0 [ 259.988256] ? lock_downgrade+0x900/0x900 [ 259.992402] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.997933] ? refcount_sub_and_test_checked+0x203/0x310 [ 260.003379] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 260.008821] ? addrconf_rs_timer+0x690/0x690 [ 260.013234] ndisc_alloc_skb+0x144/0x340 [ 260.017292] ndisc_send_rs+0x331/0x6e0 [ 260.021176] addrconf_rs_timer+0x314/0x690 [ 260.025407] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 260.029647] call_timer_fn+0x272/0x920 [ 260.033530] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 260.037759] ? process_timeout+0x40/0x40 [ 260.041821] ? __run_timers+0x7da/0xc70 [ 260.045791] ? _raw_spin_unlock_irq+0x27/0x80 [ 260.050279] ? _raw_spin_unlock_irq+0x27/0x80 [ 260.054770] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 260.058998] ? lockdep_hardirqs_on+0x296/0x5b0 [ 260.063596] ? trace_hardirqs_on+0xbd/0x310 [ 260.067910] ? kasan_check_read+0x11/0x20 [ 260.072049] ? __run_timers+0x7da/0xc70 [ 260.076029] ? trace_hardirqs_off_caller+0x310/0x310 [ 260.081128] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 260.085359] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 260.089586] __run_timers+0x7e5/0xc70 [ 260.093388] ? timer_fixup_init+0x70/0x70 [ 260.097535] ? _raw_spin_unlock_irq+0x27/0x80 [ 260.102037] ? _raw_spin_unlock_irq+0x27/0x80 [ 260.106529] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 260.111109] ? trace_hardirqs_on+0xbd/0x310 [ 260.115423] ? kasan_check_read+0x11/0x20 [ 260.119564] ? finish_task_switch+0x1f4/0x910 [ 260.124053] ? trace_hardirqs_off_caller+0x310/0x310 [ 260.129157] ? compat_start_thread+0x80/0x80 [ 260.133580] ? pvclock_read_flags+0x160/0x160 [ 260.138073] ? __switch_to_asm+0x34/0x70 [ 260.142133] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.147662] ? check_preemption_disabled+0x48/0x280 [ 260.152686] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 260.158218] ? rcu_pm_notify+0xc0/0xc0 [ 260.162103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.167637] ? check_preemption_disabled+0x48/0x280 [ 260.172661] run_timer_softirq+0x52/0xb0 [ 260.176720] ? rcu_read_lock_sched_held+0x14f/0x180 [ 260.181730] __do_softirq+0x308/0xb7e [ 260.185535] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 260.190639] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 260.195396] ? schedule+0x108/0x460 [ 260.199028] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 260.203789] ? trace_hardirqs_off+0xb8/0x310 [ 260.208193] ? smpboot_thread_fn+0x68b/0xa00 [ 260.212601] ? trace_hardirqs_on+0x310/0x310 [ 260.217021] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.222550] ? check_preemption_disabled+0x48/0x280 [ 260.227563] ? takeover_tasklets+0xa90/0xa90 [ 260.231967] run_ksoftirqd+0x5e/0x100 [ 260.235769] smpboot_thread_fn+0x68b/0xa00 [ 260.240014] ? sort_range+0x30/0x30 [ 260.243636] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 260.248732] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.254267] ? __kthread_parkme+0xfb/0x1a0 [ 260.258497] ? sort_range+0x30/0x30 [ 260.262117] kthread+0x35a/0x440 [ 260.265477] ? kthread_stop+0x900/0x900 [ 260.269450] ret_from_fork+0x3a/0x50 [ 260.273183] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 260.273259] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 260.280106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 260.280111] Call Trace: [ 260.280127] dump_stack+0x244/0x39d [ 260.280146] ? dump_stack_print_info.cold.1+0x20/0x20 [ 260.286682] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 260.296125] warn_alloc.cold.116+0xb7/0x1bd [ 260.298673] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 260.302289] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 260.331534] ? lock_downgrade+0x900/0x900 [ 260.335687] ? trace_hardirqs_off+0xb8/0x310 [ 260.340098] ? trace_hardirqs_off+0xb8/0x310 [ 260.344512] __alloc_pages_slowpath+0x26e8/0x2e10 [ 260.349377] ? warn_alloc+0x120/0x120 [ 260.353178] ? print_usage_bug+0xc0/0xc0 [ 260.357238] ? warn_alloc+0x120/0x120 [ 260.361036] ? warn_alloc+0x120/0x120 [ 260.364939] ? print_usage_bug+0xc0/0xc0 [ 260.369004] ? print_usage_bug+0xc0/0xc0 [ 260.373070] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.378600] ? should_fail+0x22d/0xd01 [ 260.382484] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 260.387586] ? __lock_acquire+0x62f/0x4c20 [ 260.391818] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 260.396912] ? __lock_acquire+0x62f/0x4c20 [ 260.401142] ? should_fail+0x22d/0xd01 [ 260.405025] ? find_held_lock+0x36/0x1c0 [ 260.409087] ? mark_held_locks+0x130/0x130 [ 260.413318] ? mark_held_locks+0x130/0x130 [ 260.417543] ? zap_class+0x640/0x640 [ 260.421253] ? zap_class+0x640/0x640 [ 260.424965] ? print_usage_bug+0xc0/0xc0 [ 260.429024] ? do_raw_spin_unlock+0xa7/0x330 [ 260.433425] ? zap_class+0x640/0x640 [ 260.437134] ? print_usage_bug+0xc0/0xc0 [ 260.441190] ? wq_watchdog_touch+0x9c/0xfe [ 260.445424] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.450957] ? check_preemption_disabled+0x48/0x280 [ 260.455985] ? __lock_is_held+0xb5/0x140 [ 260.460048] __alloc_pages_nodemask+0xa80/0xde0 [ 260.464712] ? zap_class+0x640/0x640 [ 260.468423] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 260.473442] ? find_held_lock+0x36/0x1c0 [ 260.477514] ? ____cache_alloc_node+0x1c7/0x1e0 [ 260.482180] ? lock_downgrade+0x900/0x900 [ 260.486328] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.491869] cache_grow_begin+0xa5/0x8c0 [ 260.495924] ? do_raw_spin_unlock+0xa7/0x330 [ 260.500336] fallback_alloc+0x204/0x2e0 [ 260.504310] ____cache_alloc_node+0x1c7/0x1e0 [ 260.508802] kmem_cache_alloc_node+0xe3/0x730 [ 260.513299] ? ipv6_get_ifaddr+0x42e/0x620 [ 260.517537] __alloc_skb+0x119/0x770 [ 260.521328] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 260.526612] ? netdev_alloc_frag+0x1f0/0x1f0 [ 260.531016] ? lock_downgrade+0x900/0x900 [ 260.535166] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.540699] ? refcount_sub_and_test_checked+0x203/0x310 [ 260.546146] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 260.551588] ? addrconf_rs_timer+0x690/0x690 [ 260.556004] ndisc_alloc_skb+0x144/0x340 [ 260.560065] ndisc_send_rs+0x331/0x6e0 [ 260.563950] addrconf_rs_timer+0x314/0x690 [ 260.568189] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 260.572431] call_timer_fn+0x272/0x920 [ 260.576313] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 260.580539] ? process_timeout+0x40/0x40 [ 260.584601] ? __run_timers+0x7da/0xc70 [ 260.588577] ? _raw_spin_unlock_irq+0x27/0x80 [ 260.593068] ? _raw_spin_unlock_irq+0x27/0x80 [ 260.597556] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 260.601787] ? lockdep_hardirqs_on+0x296/0x5b0 [ 260.606364] ? trace_hardirqs_on+0xbd/0x310 [ 260.610677] ? kasan_check_read+0x11/0x20 [ 260.614818] ? __run_timers+0x7da/0xc70 [ 260.618789] ? trace_hardirqs_off_caller+0x310/0x310 [ 260.623893] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 260.628497] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 260.632733] __run_timers+0x7e5/0xc70 [ 260.636537] ? timer_fixup_init+0x70/0x70 [ 260.640677] ? compat_start_thread+0x80/0x80 [ 260.645082] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.650619] ? _raw_spin_unlock_irq+0x60/0x80 [ 260.655110] ? finish_task_switch+0x1f4/0x910 [ 260.659598] ? finish_task_switch+0x1b4/0x910 [ 260.664089] ? __switch_to_asm+0x34/0x70 [ 260.668150] ? preempt_notifier_register+0x200/0x200 [ 260.673247] ? __switch_to_asm+0x34/0x70 [ 260.677301] ? __switch_to_asm+0x40/0x70 [ 260.681357] ? __switch_to_asm+0x34/0x70 [ 260.685413] ? __switch_to_asm+0x40/0x70 [ 260.689474] ? __switch_to_asm+0x34/0x70 [ 260.693528] ? __switch_to_asm+0x40/0x70 [ 260.697582] ? __switch_to_asm+0x40/0x70 [ 260.701644] ? pvclock_read_flags+0x160/0x160 [ 260.706136] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.711676] ? check_preemption_disabled+0x48/0x280 [ 260.716696] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 260.722228] ? rcu_pm_notify+0xc0/0xc0 [ 260.726110] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.731640] ? check_preemption_disabled+0x48/0x280 [ 260.736653] run_timer_softirq+0x52/0xb0 [ 260.740724] ? rcu_read_lock_sched_held+0x14f/0x180 [ 260.745735] __do_softirq+0x308/0xb7e [ 260.749536] ? retint_kernel+0x2d/0x2d [ 260.753422] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 260.758518] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 260.763972] ? schedule+0x108/0x460 [ 260.767600] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 260.772350] ? __schedule+0x21d0/0x21d0 [ 260.776325] ? trace_hardirqs_off+0xb8/0x310 [ 260.780732] ? smpboot_thread_fn+0x68b/0xa00 [ 260.785134] ? trace_hardirqs_on+0x310/0x310 [ 260.789537] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.795594] ? check_preemption_disabled+0x48/0x280 [ 260.800605] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.806137] ? takeover_tasklets+0xa90/0xa90 [ 260.810543] run_ksoftirqd+0x5e/0x100 [ 260.814352] smpboot_thread_fn+0x68b/0xa00 [ 260.818588] ? sort_range+0x30/0x30 [ 260.822216] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 260.827317] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.832846] ? __kthread_parkme+0xfb/0x1a0 [ 260.837079] ? sort_range+0x30/0x30 [ 260.840703] kthread+0x35a/0x440 [ 260.844062] ? kthread_stop+0x900/0x900 [ 260.848032] ret_from_fork+0x3a/0x50 [ 260.851752] warn_alloc_show_mem: 1 callbacks suppressed [ 260.851761] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 260.851763] Mem-Info: [ 260.851792] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 260.851792] active_file:14 inactive_file:13 isolated_file:0 [ 260.851792] unevictable:0 dirty:0 writeback:0 unstable:0 [ 260.851792] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 260.851792] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 260.851792] free:13782 free_pcp:155 free_cma:0 [ 260.857121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 260.857128] Call Trace: [ 260.863970] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 260.866367] dump_stack+0x244/0x39d [ 260.899218] 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 [ 260.908564] ? dump_stack_print_info.cold.1+0x20/0x20 [ 260.911110] lowmem_reserve[]: 0 2818 6321 6321 [ 260.938610] warn_alloc.cold.116+0xb7/0x1bd [ 260.942206] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 260.968304] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 260.973461] lowmem_reserve[]: 0 0 3503 3503 [ 260.978037] ? lock_downgrade+0x900/0x900 [ 260.982328] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 261.009730] ? trace_hardirqs_off+0xb8/0x310 [ 261.014540] lowmem_reserve[]: 0 0 0 0 [ 261.018857] ? trace_hardirqs_off+0xb8/0x310 [ 261.022975] 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 [ 261.051859] __alloc_pages_slowpath+0x26e8/0x2e10 [ 261.056227] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 261.060046] ? warn_alloc+0x120/0x120 [ 261.064402] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 261.077913] ? print_usage_bug+0xc0/0xc0 [ 261.082739] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 261.097977] ? warn_alloc+0x120/0x120 [ 261.101753] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 261.116821] ? warn_alloc+0x120/0x120 [ 261.120855] 165 total pagecache pages [ 261.129677] ? print_usage_bug+0xc0/0xc0 [ 261.133455] 0 pages in swap cache [ 261.142015] ? print_usage_bug+0xc0/0xc0 [ 261.145791] Swap cache stats: add 0, delete 0, find 0/0 [ 261.149580] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 261.153605] Free swap = 0kB [ 261.157044] ? should_fail+0x22d/0xd01 [ 261.161077] Total swap = 0kB [ 261.166428] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 261.171947] 1965979 pages RAM [ 261.171954] 0 pages HighMem/MovableOnly [ 261.174964] ? __lock_acquire+0x62f/0x4c20 [ 261.178815] 342854 pages reserved [ 261.178822] 0 pages cma reserved [ 261.181830] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 261.186966] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 261.190001] ? __lock_acquire+0x62f/0x4c20 [ 261.190016] ? should_fail+0x22d/0xd01 [ 261.194029] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 261.198182] ? find_held_lock+0x36/0x1c0 [ 261.201603] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 261.204963] ? mark_held_locks+0x130/0x130 [ 261.247804] ? mark_held_locks+0x130/0x130 [ 261.252033] ? zap_class+0x640/0x640 [ 261.255746] ? mark_held_locks+0xc7/0x130 [ 261.259885] ? do_raw_spin_unlock+0xa7/0x330 [ 261.264293] ? zap_class+0x640/0x640 [ 261.268001] ? print_usage_bug+0xc0/0xc0 [ 261.272506] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.278037] ? check_preemption_disabled+0x48/0x280 [ 261.283055] ? __lock_is_held+0xb5/0x140 [ 261.287119] __alloc_pages_nodemask+0xa80/0xde0 [ 261.291785] ? zap_class+0x640/0x640 [ 261.295496] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 261.300512] ? find_held_lock+0x36/0x1c0 [ 261.304576] ? ____cache_alloc_node+0x1c7/0x1e0 [ 261.309254] ? lock_downgrade+0x900/0x900 [ 261.313405] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.318946] cache_grow_begin+0xa5/0x8c0 [ 261.323000] ? do_raw_spin_unlock+0xa7/0x330 [ 261.327409] fallback_alloc+0x204/0x2e0 [ 261.331397] ____cache_alloc_node+0x1c7/0x1e0 [ 261.335891] kmem_cache_alloc_node+0xe3/0x730 [ 261.340390] ? ipv6_get_ifaddr+0x42e/0x620 [ 261.344625] __alloc_skb+0x119/0x770 [ 261.348330] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 261.353604] ? netdev_alloc_frag+0x1f0/0x1f0 [ 261.358003] ? lock_downgrade+0x900/0x900 [ 261.362151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.367682] ? refcount_sub_and_test_checked+0x203/0x310 [ 261.373131] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 261.378575] ? addrconf_rs_timer+0x690/0x690 [ 261.382987] ndisc_alloc_skb+0x144/0x340 [ 261.387043] ndisc_send_rs+0x331/0x6e0 [ 261.390942] addrconf_rs_timer+0x314/0x690 [ 261.395177] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.399419] call_timer_fn+0x272/0x920 [ 261.403298] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.407527] ? process_timeout+0x40/0x40 [ 261.411591] ? __run_timers+0x7da/0xc70 [ 261.415566] ? _raw_spin_unlock_irq+0x27/0x80 [ 261.420056] ? _raw_spin_unlock_irq+0x27/0x80 [ 261.424543] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.428775] ? lockdep_hardirqs_on+0x296/0x5b0 [ 261.433353] ? trace_hardirqs_on+0xbd/0x310 [ 261.437667] ? kasan_check_read+0x11/0x20 [ 261.441808] ? __run_timers+0x7da/0xc70 [ 261.445777] ? trace_hardirqs_off_caller+0x310/0x310 [ 261.450876] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.455117] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.459347] __run_timers+0x7e5/0xc70 [ 261.463149] ? timer_fixup_init+0x70/0x70 [ 261.467291] ? _raw_spin_unlock_irq+0x27/0x80 [ 261.471779] ? _raw_spin_unlock_irq+0x27/0x80 [ 261.476273] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 261.480849] ? trace_hardirqs_on+0xbd/0x310 [ 261.485179] ? kasan_check_read+0x11/0x20 [ 261.489326] ? finish_task_switch+0x1f4/0x910 [ 261.493816] ? trace_hardirqs_off_caller+0x310/0x310 [ 261.498920] ? compat_start_thread+0x80/0x80 [ 261.503344] ? pvclock_read_flags+0x160/0x160 [ 261.507832] ? __switch_to_asm+0x34/0x70 [ 261.511895] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.517429] ? check_preemption_disabled+0x48/0x280 [ 261.522444] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 261.527987] ? rcu_pm_notify+0xc0/0xc0 [ 261.531868] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.537413] ? check_preemption_disabled+0x48/0x280 [ 261.542431] run_timer_softirq+0x52/0xb0 [ 261.546486] ? rcu_read_lock_sched_held+0x14f/0x180 [ 261.551494] __do_softirq+0x308/0xb7e [ 261.555295] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 261.560404] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 261.565161] ? schedule+0x108/0x460 [ 261.568782] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 261.573541] ? trace_hardirqs_off+0xb8/0x310 [ 261.577946] ? smpboot_thread_fn+0x68b/0xa00 [ 261.582347] ? trace_hardirqs_on+0x310/0x310 [ 261.586751] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 261.592285] ? check_preemption_disabled+0x48/0x280 [ 261.597297] ? takeover_tasklets+0xa90/0xa90 [ 261.601699] run_ksoftirqd+0x5e/0x100 [ 261.605495] smpboot_thread_fn+0x68b/0xa00 [ 261.609728] ? sort_range+0x30/0x30 [ 261.613349] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 261.618446] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 261.623981] ? __kthread_parkme+0xfb/0x1a0 [ 261.628213] ? sort_range+0x30/0x30 [ 261.631832] kthread+0x35a/0x440 [ 261.635192] ? kthread_stop+0x900/0x900 [ 261.639161] ret_from_fork+0x3a/0x50 [ 261.642890] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 261.642956] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 261.649812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 261.649817] Call Trace: [ 261.649834] dump_stack+0x244/0x39d [ 261.649855] ? dump_stack_print_info.cold.1+0x20/0x20 [ 261.656387] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 261.665669] warn_alloc.cold.116+0xb7/0x1bd [ 261.668217] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 261.671832] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 261.701067] ? lock_downgrade+0x900/0x900 [ 261.705217] ? trace_hardirqs_off+0xb8/0x310 [ 261.709626] ? trace_hardirqs_off+0xb8/0x310 [ 261.714037] __alloc_pages_slowpath+0x26e8/0x2e10 [ 261.718917] ? warn_alloc+0x120/0x120 [ 261.722718] ? print_usage_bug+0xc0/0xc0 [ 261.726772] ? warn_alloc+0x120/0x120 [ 261.730570] ? warn_alloc+0x120/0x120 [ 261.734370] ? print_usage_bug+0xc0/0xc0 [ 261.738434] ? print_usage_bug+0xc0/0xc0 [ 261.742497] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 261.748029] ? should_fail+0x22d/0xd01 [ 261.751913] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 261.757012] ? __lock_acquire+0x62f/0x4c20 [ 261.761244] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 261.766340] ? __lock_acquire+0x62f/0x4c20 [ 261.770567] ? should_fail+0x22d/0xd01 [ 261.774453] ? find_held_lock+0x36/0x1c0 [ 261.778519] ? mark_held_locks+0x130/0x130 [ 261.782750] ? mark_held_locks+0x130/0x130 [ 261.786981] ? zap_class+0x640/0x640 [ 261.790697] ? mark_held_locks+0xc7/0x130 [ 261.794840] ? do_raw_spin_unlock+0xa7/0x330 [ 261.799248] ? zap_class+0x640/0x640 [ 261.802958] ? print_usage_bug+0xc0/0xc0 [ 261.807020] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.812552] ? check_preemption_disabled+0x48/0x280 [ 261.817573] ? __lock_is_held+0xb5/0x140 [ 261.821637] __alloc_pages_nodemask+0xa80/0xde0 [ 261.826298] ? zap_class+0x640/0x640 [ 261.830021] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 261.835042] ? find_held_lock+0x36/0x1c0 [ 261.839105] ? ____cache_alloc_node+0x1c7/0x1e0 [ 261.843787] ? lock_downgrade+0x900/0x900 [ 261.847935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.853468] cache_grow_begin+0xa5/0x8c0 [ 261.857527] ? do_raw_spin_unlock+0xa7/0x330 [ 261.861936] fallback_alloc+0x204/0x2e0 [ 261.865916] ____cache_alloc_node+0x1c7/0x1e0 [ 261.870415] kmem_cache_alloc_node+0xe3/0x730 [ 261.874905] ? ipv6_get_ifaddr+0x42e/0x620 [ 261.879147] __alloc_skb+0x119/0x770 [ 261.882854] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 261.888143] ? netdev_alloc_frag+0x1f0/0x1f0 [ 261.892547] ? lock_downgrade+0x900/0x900 [ 261.896695] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.902228] ? refcount_sub_and_test_checked+0x203/0x310 [ 261.907678] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 261.913136] ? addrconf_rs_timer+0x690/0x690 [ 261.917548] ndisc_alloc_skb+0x144/0x340 [ 261.921608] ndisc_send_rs+0x331/0x6e0 [ 261.925495] addrconf_rs_timer+0x314/0x690 [ 261.929727] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.933968] call_timer_fn+0x272/0x920 [ 261.937859] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.942088] ? process_timeout+0x40/0x40 [ 261.946152] ? __run_timers+0x7da/0xc70 [ 261.950125] ? _raw_spin_unlock_irq+0x27/0x80 [ 261.954615] ? _raw_spin_unlock_irq+0x27/0x80 [ 261.959100] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.963327] ? lockdep_hardirqs_on+0x296/0x5b0 [ 261.967910] ? trace_hardirqs_on+0xbd/0x310 [ 261.972229] ? kasan_check_read+0x11/0x20 [ 261.976372] ? __run_timers+0x7da/0xc70 [ 261.980339] ? trace_hardirqs_off_caller+0x310/0x310 [ 261.985441] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.989680] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.993905] __run_timers+0x7e5/0xc70 [ 261.997706] ? timer_fixup_init+0x70/0x70 [ 262.001852] ? compat_start_thread+0x80/0x80 [ 262.006258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.011793] ? _raw_spin_unlock_irq+0x60/0x80 [ 262.016288] ? finish_task_switch+0x1f4/0x910 [ 262.020775] ? finish_task_switch+0x1b4/0x910 [ 262.025267] ? __switch_to_asm+0x34/0x70 [ 262.029324] ? preempt_notifier_register+0x200/0x200 [ 262.034422] ? __switch_to_asm+0x34/0x70 [ 262.038474] ? __switch_to_asm+0x40/0x70 [ 262.042527] ? __switch_to_asm+0x34/0x70 [ 262.046582] ? __switch_to_asm+0x40/0x70 [ 262.050634] ? __switch_to_asm+0x34/0x70 [ 262.054687] ? __switch_to_asm+0x40/0x70 [ 262.058741] ? __switch_to_asm+0x40/0x70 [ 262.062810] ? pvclock_read_flags+0x160/0x160 [ 262.067308] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.072851] ? check_preemption_disabled+0x48/0x280 [ 262.077877] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 262.083408] ? rcu_pm_notify+0xc0/0xc0 [ 262.087293] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.092826] ? check_preemption_disabled+0x48/0x280 [ 262.097856] run_timer_softirq+0x52/0xb0 [ 262.101914] ? rcu_read_lock_sched_held+0x14f/0x180 [ 262.106932] __do_softirq+0x308/0xb7e [ 262.110731] ? retint_kernel+0x2d/0x2d [ 262.114616] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 262.119715] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 262.125169] ? schedule+0x108/0x460 [ 262.128796] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 262.133547] ? __schedule+0x21d0/0x21d0 [ 262.137520] ? trace_hardirqs_off+0xb8/0x310 [ 262.141927] ? smpboot_thread_fn+0x68b/0xa00 [ 262.146327] ? trace_hardirqs_on+0x310/0x310 [ 262.150736] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.156269] ? check_preemption_disabled+0x48/0x280 [ 262.161280] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.166813] ? takeover_tasklets+0xa90/0xa90 [ 262.171223] run_ksoftirqd+0x5e/0x100 [ 262.175020] smpboot_thread_fn+0x68b/0xa00 [ 262.179254] ? sort_range+0x30/0x30 [ 262.182877] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 262.187975] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.193507] ? __kthread_parkme+0xfb/0x1a0 [ 262.197739] ? sort_range+0x30/0x30 [ 262.201376] kthread+0x35a/0x440 [ 262.204739] ? kthread_stop+0x900/0x900 [ 262.208711] ret_from_fork+0x3a/0x50 [ 262.212432] warn_alloc_show_mem: 1 callbacks suppressed [ 262.212441] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 262.212443] Mem-Info: [ 262.212472] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 262.212472] active_file:14 inactive_file:13 isolated_file:0 [ 262.212472] unevictable:0 dirty:0 writeback:0 unstable:0 [ 262.212472] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 262.212472] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 262.212472] free:13782 free_pcp:155 free_cma:0 [ 262.217808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 262.224640] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 262.227030] Call Trace: [ 262.259885] 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 [ 262.269233] dump_stack+0x244/0x39d [ 262.296698] lowmem_reserve[]: 0 2818 6321 6321 [ 262.299275] ? dump_stack_print_info.cold.1+0x20/0x20 [ 262.325358] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 262.328986] warn_alloc.cold.116+0xb7/0x1bd [ 262.333528] lowmem_reserve[]: 0 0 3503 3503 [ 262.338706] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 262.366085] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 262.370397] ? lock_downgrade+0x900/0x900 [ 262.374680] lowmem_reserve[]: 0 0 0 0 [ 262.379522] ? trace_hardirqs_off+0xb8/0x310 [ 262.408375] 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 [ 262.412528] ? trace_hardirqs_off+0xb8/0x310 [ 262.416297] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 262.420696] __alloc_pages_slowpath+0x26e8/0x2e10 [ 262.434180] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 262.438605] ? warn_alloc+0x120/0x120 [ 262.453825] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 262.458653] ? print_usage_bug+0xc0/0xc0 [ 262.473715] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 262.477494] ? warn_alloc+0x120/0x120 [ 262.486299] 165 total pagecache pages [ 262.490349] ? warn_alloc+0x120/0x120 [ 262.498900] 0 pages in swap cache [ 262.502683] ? print_usage_bug+0xc0/0xc0 [ 262.506455] Swap cache stats: add 0, delete 0, find 0/0 [ 262.510239] ? print_usage_bug+0xc0/0xc0 [ 262.513663] Free swap = 0kB [ 262.517713] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.523035] Total swap = 0kB [ 262.523042] 1965979 pages RAM [ 262.527087] ? should_fail+0x22d/0xd01 [ 262.530074] 0 pages HighMem/MovableOnly [ 262.535596] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 262.538579] 342854 pages reserved [ 262.538586] 0 pages cma reserved [ 262.541677] ? __lock_acquire+0x62f/0x4c20 [ 262.545588] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 262.549499] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 262.554641] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 262.558012] ? __lock_acquire+0x62f/0x4c20 [ 262.561351] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 262.565564] ? should_fail+0x22d/0xd01 [ 262.565580] ? find_held_lock+0x36/0x1c0 [ 262.604227] ? mark_held_locks+0x130/0x130 [ 262.608464] ? mark_held_locks+0x130/0x130 [ 262.612691] ? zap_class+0x640/0x640 [ 262.616407] ? mark_held_locks+0xc7/0x130 [ 262.620557] ? do_raw_spin_unlock+0xa7/0x330 [ 262.624961] ? zap_class+0x640/0x640 [ 262.629148] ? print_usage_bug+0xc0/0xc0 [ 262.633210] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.638837] ? check_preemption_disabled+0x48/0x280 [ 262.643857] ? __lock_is_held+0xb5/0x140 [ 262.647919] __alloc_pages_nodemask+0xa80/0xde0 [ 262.652584] ? zap_class+0x640/0x640 [ 262.656296] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 262.661315] ? find_held_lock+0x36/0x1c0 [ 262.665383] ? ____cache_alloc_node+0x1c7/0x1e0 [ 262.670051] ? lock_downgrade+0x900/0x900 [ 262.674203] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.679741] cache_grow_begin+0xa5/0x8c0 [ 262.683802] ? do_raw_spin_unlock+0xa7/0x330 [ 262.688218] fallback_alloc+0x204/0x2e0 [ 262.692194] ____cache_alloc_node+0x1c7/0x1e0 [ 262.696692] kmem_cache_alloc_node+0xe3/0x730 [ 262.701185] ? ipv6_get_ifaddr+0x42e/0x620 [ 262.705422] __alloc_skb+0x119/0x770 [ 262.709133] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 262.714406] ? netdev_alloc_frag+0x1f0/0x1f0 [ 262.718819] ? lock_downgrade+0x900/0x900 [ 262.722966] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.728501] ? refcount_sub_and_test_checked+0x203/0x310 [ 262.733951] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 262.739395] ? addrconf_rs_timer+0x690/0x690 [ 262.743822] ndisc_alloc_skb+0x144/0x340 [ 262.747893] ndisc_send_rs+0x331/0x6e0 [ 262.751779] addrconf_rs_timer+0x314/0x690 [ 262.756022] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 262.760262] call_timer_fn+0x272/0x920 [ 262.764143] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 262.768837] ? process_timeout+0x40/0x40 [ 262.772904] ? __run_timers+0x7da/0xc70 [ 262.776880] ? _raw_spin_unlock_irq+0x27/0x80 [ 262.781370] ? _raw_spin_unlock_irq+0x27/0x80 [ 262.785857] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 262.790089] ? lockdep_hardirqs_on+0x296/0x5b0 [ 262.794979] ? trace_hardirqs_on+0xbd/0x310 [ 262.799317] ? kasan_check_read+0x11/0x20 [ 262.803457] ? __run_timers+0x7da/0xc70 [ 262.807429] ? trace_hardirqs_off_caller+0x310/0x310 [ 262.812530] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 262.816763] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 262.821000] __run_timers+0x7e5/0xc70 [ 262.824813] ? timer_fixup_init+0x70/0x70 [ 262.828959] ? _raw_spin_unlock_irq+0x27/0x80 [ 262.833449] ? _raw_spin_unlock_irq+0x27/0x80 [ 262.837940] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 262.842520] ? trace_hardirqs_on+0xbd/0x310 [ 262.846834] ? kasan_check_read+0x11/0x20 [ 262.850980] ? finish_task_switch+0x1f4/0x910 [ 262.855470] ? trace_hardirqs_off_caller+0x310/0x310 [ 262.860566] ? compat_start_thread+0x80/0x80 [ 262.865004] ? pvclock_read_flags+0x160/0x160 [ 262.869504] ? __switch_to_asm+0x34/0x70 [ 262.873564] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.879114] ? check_preemption_disabled+0x48/0x280 [ 262.884134] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 262.889670] ? rcu_pm_notify+0xc0/0xc0 [ 262.893552] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.899084] ? check_preemption_disabled+0x48/0x280 [ 262.904099] run_timer_softirq+0x52/0xb0 [ 262.908154] ? rcu_read_lock_sched_held+0x14f/0x180 [ 262.913161] __do_softirq+0x308/0xb7e [ 262.916964] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 262.922064] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 262.926823] ? schedule+0x108/0x460 [ 262.930448] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 262.935210] ? trace_hardirqs_off+0xb8/0x310 [ 262.939616] ? smpboot_thread_fn+0x68b/0xa00 [ 262.944028] ? trace_hardirqs_on+0x310/0x310 [ 262.948431] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.953963] ? check_preemption_disabled+0x48/0x280 [ 262.958976] ? takeover_tasklets+0xa90/0xa90 [ 262.963382] run_ksoftirqd+0x5e/0x100 [ 262.967176] smpboot_thread_fn+0x68b/0xa00 [ 262.971409] ? sort_range+0x30/0x30 [ 262.975032] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 262.980128] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.985662] ? __kthread_parkme+0xfb/0x1a0 [ 262.989896] ? sort_range+0x30/0x30 [ 262.993516] kthread+0x35a/0x440 [ 262.996880] ? kthread_stop+0x900/0x900 [ 263.000853] ret_from_fork+0x3a/0x50 [ 263.004579] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 263.004639] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 263.011507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 263.011514] Call Trace: [ 263.018064] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 263.027336] dump_stack+0x244/0x39d [ 263.029893] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 263.040206] ? dump_stack_print_info.cold.1+0x20/0x20 [ 263.053646] warn_alloc.cold.116+0xb7/0x1bd [ 263.057964] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 263.062809] ? lock_downgrade+0x900/0x900 [ 263.066959] ? trace_hardirqs_off+0xb8/0x310 [ 263.071369] ? trace_hardirqs_off+0xb8/0x310 [ 263.075796] __alloc_pages_slowpath+0x26e8/0x2e10 [ 263.080657] ? warn_alloc+0x120/0x120 [ 263.084459] ? print_usage_bug+0xc0/0xc0 [ 263.088514] ? warn_alloc+0x120/0x120 [ 263.092328] ? warn_alloc+0x120/0x120 [ 263.096129] ? print_usage_bug+0xc0/0xc0 [ 263.100189] ? print_usage_bug+0xc0/0xc0 [ 263.104255] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 263.109794] ? should_fail+0x22d/0xd01 [ 263.113684] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 263.118793] ? __lock_acquire+0x62f/0x4c20 [ 263.123033] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 263.128128] ? __lock_acquire+0x62f/0x4c20 [ 263.132359] ? should_fail+0x22d/0xd01 [ 263.136247] ? find_held_lock+0x36/0x1c0 [ 263.140314] ? mark_held_locks+0x130/0x130 [ 263.144546] ? mark_held_locks+0x130/0x130 [ 263.148784] ? zap_class+0x640/0x640 [ 263.152497] ? mark_held_locks+0xc7/0x130 [ 263.156636] ? do_raw_spin_unlock+0xa7/0x330 [ 263.161038] ? zap_class+0x640/0x640 [ 263.164744] ? print_usage_bug+0xc0/0xc0 [ 263.168814] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.174361] ? check_preemption_disabled+0x48/0x280 [ 263.179380] ? __lock_is_held+0xb5/0x140 [ 263.183443] __alloc_pages_nodemask+0xa80/0xde0 [ 263.188105] ? zap_class+0x640/0x640 [ 263.191818] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 263.196838] ? find_held_lock+0x36/0x1c0 [ 263.200906] ? ____cache_alloc_node+0x1c7/0x1e0 [ 263.205590] ? lock_downgrade+0x900/0x900 [ 263.209742] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.215288] cache_grow_begin+0xa5/0x8c0 [ 263.219344] ? do_raw_spin_unlock+0xa7/0x330 [ 263.223766] fallback_alloc+0x204/0x2e0 [ 263.227741] ____cache_alloc_node+0x1c7/0x1e0 [ 263.232245] kmem_cache_alloc_node+0xe3/0x730 [ 263.236739] ? ipv6_get_ifaddr+0x42e/0x620 [ 263.240986] __alloc_skb+0x119/0x770 [ 263.244696] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 263.249971] ? netdev_alloc_frag+0x1f0/0x1f0 [ 263.254374] ? lock_downgrade+0x900/0x900 [ 263.258539] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.264069] ? refcount_sub_and_test_checked+0x203/0x310 [ 263.269522] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 263.274981] ? addrconf_rs_timer+0x690/0x690 [ 263.279399] ndisc_alloc_skb+0x144/0x340 [ 263.283457] ndisc_send_rs+0x331/0x6e0 [ 263.287346] addrconf_rs_timer+0x314/0x690 [ 263.291582] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 263.295833] call_timer_fn+0x272/0x920 [ 263.299718] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 263.303954] ? process_timeout+0x40/0x40 [ 263.308020] ? __run_timers+0x7da/0xc70 [ 263.311994] ? _raw_spin_unlock_irq+0x27/0x80 [ 263.316487] ? _raw_spin_unlock_irq+0x27/0x80 [ 263.320977] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 263.325215] ? lockdep_hardirqs_on+0x296/0x5b0 [ 263.329796] ? trace_hardirqs_on+0xbd/0x310 [ 263.334112] ? kasan_check_read+0x11/0x20 [ 263.338274] ? __run_timers+0x7da/0xc70 [ 263.342246] ? trace_hardirqs_off_caller+0x310/0x310 [ 263.347354] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 263.351587] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 263.355815] __run_timers+0x7e5/0xc70 [ 263.359624] ? timer_fixup_init+0x70/0x70 [ 263.363768] ? compat_start_thread+0x80/0x80 [ 263.368173] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.373713] ? _raw_spin_unlock_irq+0x60/0x80 [ 263.378210] ? finish_task_switch+0x1f4/0x910 [ 263.382703] ? finish_task_switch+0x1b4/0x910 [ 263.387204] ? __switch_to_asm+0x34/0x70 [ 263.391265] ? preempt_notifier_register+0x200/0x200 [ 263.396381] ? __switch_to_asm+0x34/0x70 [ 263.400439] ? __switch_to_asm+0x40/0x70 [ 263.404497] ? __switch_to_asm+0x34/0x70 [ 263.408550] ? __switch_to_asm+0x40/0x70 [ 263.412605] ? __switch_to_asm+0x34/0x70 [ 263.416660] ? __switch_to_asm+0x40/0x70 [ 263.420722] ? __switch_to_asm+0x40/0x70 [ 263.424793] ? pvclock_read_flags+0x160/0x160 [ 263.429287] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.434825] ? check_preemption_disabled+0x48/0x280 [ 263.439850] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 263.445385] ? rcu_pm_notify+0xc0/0xc0 [ 263.449273] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.454810] ? check_preemption_disabled+0x48/0x280 [ 263.459827] run_timer_softirq+0x52/0xb0 [ 263.463884] ? rcu_read_lock_sched_held+0x14f/0x180 [ 263.468895] __do_softirq+0x308/0xb7e [ 263.472694] ? retint_kernel+0x2d/0x2d [ 263.476582] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 263.481681] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 263.487131] ? schedule+0x108/0x460 [ 263.490762] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 263.495524] ? __schedule+0x21d0/0x21d0 [ 263.499498] ? trace_hardirqs_off+0xb8/0x310 [ 263.503901] ? smpboot_thread_fn+0x68b/0xa00 [ 263.508305] ? trace_hardirqs_on+0x310/0x310 [ 263.512710] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 263.518252] ? check_preemption_disabled+0x48/0x280 [ 263.523269] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.528803] ? takeover_tasklets+0xa90/0xa90 [ 263.533207] run_ksoftirqd+0x5e/0x100 [ 263.537006] smpboot_thread_fn+0x68b/0xa00 [ 263.541238] ? sort_range+0x30/0x30 [ 263.544868] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 263.549970] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 263.555501] ? __kthread_parkme+0xfb/0x1a0 [ 263.559742] ? sort_range+0x30/0x30 [ 263.563365] kthread+0x35a/0x440 [ 263.566735] ? kthread_stop+0x900/0x900 [ 263.570707] ret_from_fork+0x3a/0x50 [ 263.574435] warn_alloc_show_mem: 1 callbacks suppressed [ 263.574444] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 263.574445] Mem-Info: [ 263.574474] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 263.574474] active_file:14 inactive_file:13 isolated_file:0 [ 263.574474] unevictable:0 dirty:0 writeback:0 unstable:0 [ 263.574474] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 263.574474] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 263.574474] free:13782 free_pcp:155 free_cma:0 [ 263.579829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 263.586664] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 263.589052] Call Trace: [ 263.621909] 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 [ 263.631712] dump_stack+0x244/0x39d [ 263.659283] lowmem_reserve[]: 0 2818 6321 6321 [ 263.661870] ? dump_stack_print_info.cold.1+0x20/0x20 [ 263.687947] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 263.691588] warn_alloc.cold.116+0xb7/0x1bd [ 263.696124] lowmem_reserve[]: 0 0 3503 3503 [ 263.701303] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 263.728684] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 263.733010] ? lock_downgrade+0x900/0x900 [ 263.737302] lowmem_reserve[]: 0 0 0 0 [ 263.742142] ? trace_hardirqs_off+0xb8/0x310 [ 263.771433] 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 [ 263.775579] ? trace_hardirqs_off+0xb8/0x310 [ 263.779348] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 263.783760] __alloc_pages_slowpath+0x26e8/0x2e10 [ 263.797249] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 263.801672] ? warn_alloc+0x120/0x120 [ 263.816903] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 263.821741] ? print_usage_bug+0xc0/0xc0 [ 263.836800] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 263.840582] ? warn_alloc+0x120/0x120 [ 263.849392] 165 total pagecache pages [ 263.853444] ? warn_alloc+0x120/0x120 [ 263.861999] 0 pages in swap cache [ 263.865781] ? print_usage_bug+0xc0/0xc0 [ 263.869554] Swap cache stats: add 0, delete 0, find 0/0 [ 263.873338] ? print_usage_bug+0xc0/0xc0 [ 263.876761] Free swap = 0kB [ 263.880815] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 263.886143] Total swap = 0kB [ 263.886150] 1965979 pages RAM [ 263.890198] ? should_fail+0x22d/0xd01 [ 263.893205] 0 pages HighMem/MovableOnly [ 263.898735] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 263.901722] 342854 pages reserved [ 263.904816] ? __lock_acquire+0x62f/0x4c20 [ 263.908672] 0 pages cma reserved [ 263.912643] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 263.917776] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 263.921154] ? __lock_acquire+0x62f/0x4c20 [ 263.921168] ? should_fail+0x22d/0xd01 [ 263.925446] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 263.928734] ? find_held_lock+0x36/0x1c0 [ 263.933809] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 263.940292] ? mark_held_locks+0x130/0x130 [ 263.971605] ? mark_held_locks+0x130/0x130 [ 263.975831] ? zap_class+0x640/0x640 [ 263.979543] ? mark_held_locks+0xc7/0x130 [ 263.983710] ? do_raw_spin_unlock+0xa7/0x330 [ 263.988113] ? zap_class+0x640/0x640 [ 263.991826] ? print_usage_bug+0xc0/0xc0 [ 263.995889] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.001426] ? check_preemption_disabled+0x48/0x280 [ 264.006445] ? __lock_is_held+0xb5/0x140 [ 264.010506] __alloc_pages_nodemask+0xa80/0xde0 [ 264.015170] ? zap_class+0x640/0x640 [ 264.018886] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 264.023910] ? find_held_lock+0x36/0x1c0 [ 264.027975] ? ____cache_alloc_node+0x1c7/0x1e0 [ 264.032641] ? lock_downgrade+0x900/0x900 [ 264.036790] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.042326] cache_grow_begin+0xa5/0x8c0 [ 264.046382] ? do_raw_spin_unlock+0xa7/0x330 [ 264.050795] fallback_alloc+0x204/0x2e0 [ 264.054771] ____cache_alloc_node+0x1c7/0x1e0 [ 264.059267] kmem_cache_alloc_node+0xe3/0x730 [ 264.063778] ? ipv6_get_ifaddr+0x42e/0x620 [ 264.068020] __alloc_skb+0x119/0x770 [ 264.071732] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 264.077008] ? netdev_alloc_frag+0x1f0/0x1f0 [ 264.081411] ? lock_downgrade+0x900/0x900 [ 264.085559] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.091089] ? refcount_sub_and_test_checked+0x203/0x310 [ 264.096537] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 264.101980] ? addrconf_rs_timer+0x690/0x690 [ 264.106392] ndisc_alloc_skb+0x144/0x340 [ 264.110450] ndisc_send_rs+0x331/0x6e0 [ 264.114335] addrconf_rs_timer+0x314/0x690 [ 264.118570] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.122809] call_timer_fn+0x272/0x920 [ 264.126702] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.130933] ? process_timeout+0x40/0x40 [ 264.134993] ? __run_timers+0x7da/0xc70 [ 264.138969] ? _raw_spin_unlock_irq+0x27/0x80 [ 264.143467] ? _raw_spin_unlock_irq+0x27/0x80 [ 264.147956] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.152186] ? lockdep_hardirqs_on+0x296/0x5b0 [ 264.156764] ? trace_hardirqs_on+0xbd/0x310 [ 264.161078] ? kasan_check_read+0x11/0x20 [ 264.165220] ? __run_timers+0x7da/0xc70 [ 264.169188] ? trace_hardirqs_off_caller+0x310/0x310 [ 264.174290] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.178524] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.182754] __run_timers+0x7e5/0xc70 [ 264.186556] ? timer_fixup_init+0x70/0x70 [ 264.190706] ? _raw_spin_unlock_irq+0x27/0x80 [ 264.195195] ? _raw_spin_unlock_irq+0x27/0x80 [ 264.199698] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 264.204278] ? trace_hardirqs_on+0xbd/0x310 [ 264.208597] ? kasan_check_read+0x11/0x20 [ 264.212742] ? finish_task_switch+0x1f4/0x910 [ 264.217232] ? trace_hardirqs_off_caller+0x310/0x310 [ 264.222332] ? compat_start_thread+0x80/0x80 [ 264.226872] ? pvclock_read_flags+0x160/0x160 [ 264.231361] ? __switch_to_asm+0x34/0x70 [ 264.235417] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.240953] ? check_preemption_disabled+0x48/0x280 [ 264.245971] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 264.251503] ? rcu_pm_notify+0xc0/0xc0 [ 264.255386] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.260917] ? check_preemption_disabled+0x48/0x280 [ 264.265931] run_timer_softirq+0x52/0xb0 [ 264.269987] ? rcu_read_lock_sched_held+0x14f/0x180 [ 264.274998] __do_softirq+0x308/0xb7e [ 264.278803] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 264.283900] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 264.288671] ? schedule+0x108/0x460 [ 264.292309] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 264.297072] ? trace_hardirqs_off+0xb8/0x310 [ 264.301477] ? smpboot_thread_fn+0x68b/0xa00 [ 264.305882] ? trace_hardirqs_on+0x310/0x310 [ 264.310287] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 264.315819] ? check_preemption_disabled+0x48/0x280 [ 264.320832] ? takeover_tasklets+0xa90/0xa90 [ 264.325239] run_ksoftirqd+0x5e/0x100 [ 264.329036] smpboot_thread_fn+0x68b/0xa00 [ 264.333269] ? sort_range+0x30/0x30 [ 264.336891] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 264.341990] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 264.347633] ? __kthread_parkme+0xfb/0x1a0 [ 264.351873] ? sort_range+0x30/0x30 [ 264.355498] kthread+0x35a/0x440 [ 264.358863] ? kthread_stop+0x900/0x900 [ 264.362833] ret_from_fork+0x3a/0x50 [ 264.366557] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 264.366616] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 264.373480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 264.373488] Call Trace: [ 264.380035] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 264.389302] dump_stack+0x244/0x39d [ 264.391858] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 264.402162] ? dump_stack_print_info.cold.1+0x20/0x20 [ 264.415616] warn_alloc.cold.116+0xb7/0x1bd [ 264.419933] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 264.424772] ? lock_downgrade+0x900/0x900 [ 264.428924] ? trace_hardirqs_off+0xb8/0x310 [ 264.433338] ? trace_hardirqs_off+0xb8/0x310 [ 264.437754] __alloc_pages_slowpath+0x26e8/0x2e10 [ 264.442619] ? warn_alloc+0x120/0x120 [ 264.446422] ? print_usage_bug+0xc0/0xc0 [ 264.450480] ? warn_alloc+0x120/0x120 [ 264.454279] ? warn_alloc+0x120/0x120 [ 264.458078] ? print_usage_bug+0xc0/0xc0 [ 264.462139] ? print_usage_bug+0xc0/0xc0 [ 264.466205] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 264.471737] ? should_fail+0x22d/0xd01 [ 264.475626] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 264.480735] ? __lock_acquire+0x62f/0x4c20 [ 264.484968] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 264.490068] ? __lock_acquire+0x62f/0x4c20 [ 264.494298] ? should_fail+0x22d/0xd01 [ 264.498265] ? find_held_lock+0x36/0x1c0 [ 264.502334] ? mark_held_locks+0x130/0x130 [ 264.506568] ? mark_held_locks+0x130/0x130 [ 264.510818] ? zap_class+0x640/0x640 [ 264.514532] ? mark_held_locks+0xc7/0x130 [ 264.518680] ? do_raw_spin_unlock+0xa7/0x330 [ 264.523086] ? zap_class+0x640/0x640 [ 264.526795] ? print_usage_bug+0xc0/0xc0 [ 264.530859] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.536391] ? check_preemption_disabled+0x48/0x280 [ 264.541409] ? __lock_is_held+0xb5/0x140 [ 264.545469] __alloc_pages_nodemask+0xa80/0xde0 [ 264.550131] ? zap_class+0x640/0x640 [ 264.553857] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 264.558877] ? find_held_lock+0x36/0x1c0 [ 264.562941] ? ____cache_alloc_node+0x1c7/0x1e0 [ 264.567604] ? lock_downgrade+0x900/0x900 [ 264.571752] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.577289] cache_grow_begin+0xa5/0x8c0 [ 264.581342] ? do_raw_spin_unlock+0xa7/0x330 [ 264.585776] fallback_alloc+0x204/0x2e0 [ 264.589755] ____cache_alloc_node+0x1c7/0x1e0 [ 264.594249] kmem_cache_alloc_node+0xe3/0x730 [ 264.598750] ? ipv6_get_ifaddr+0x42e/0x620 [ 264.602990] __alloc_skb+0x119/0x770 [ 264.606702] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 264.611976] ? netdev_alloc_frag+0x1f0/0x1f0 [ 264.616380] ? lock_downgrade+0x900/0x900 [ 264.620529] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.626062] ? refcount_sub_and_test_checked+0x203/0x310 [ 264.631923] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 264.637370] ? addrconf_rs_timer+0x690/0x690 [ 264.641785] ndisc_alloc_skb+0x144/0x340 [ 264.645848] ndisc_send_rs+0x331/0x6e0 [ 264.649734] addrconf_rs_timer+0x314/0x690 [ 264.653971] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.658211] call_timer_fn+0x272/0x920 [ 264.662092] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.666329] ? process_timeout+0x40/0x40 [ 264.670397] ? __run_timers+0x7da/0xc70 [ 264.674373] ? _raw_spin_unlock_irq+0x27/0x80 [ 264.678866] ? _raw_spin_unlock_irq+0x27/0x80 [ 264.683353] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.687581] ? lockdep_hardirqs_on+0x296/0x5b0 [ 264.692167] ? trace_hardirqs_on+0xbd/0x310 [ 264.696482] ? kasan_check_read+0x11/0x20 [ 264.700624] ? __run_timers+0x7da/0xc70 [ 264.704604] ? trace_hardirqs_off_caller+0x310/0x310 [ 264.709730] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.713964] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.718190] __run_timers+0x7e5/0xc70 [ 264.721996] ? timer_fixup_init+0x70/0x70 [ 264.726140] ? compat_start_thread+0x80/0x80 [ 264.730550] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.736087] ? _raw_spin_unlock_irq+0x60/0x80 [ 264.740580] ? finish_task_switch+0x1f4/0x910 [ 264.745070] ? finish_task_switch+0x1b4/0x910 [ 264.749559] ? __switch_to_asm+0x34/0x70 [ 264.753617] ? preempt_notifier_register+0x200/0x200 [ 264.758724] ? __switch_to_asm+0x34/0x70 [ 264.762780] ? __switch_to_asm+0x40/0x70 [ 264.766833] ? __switch_to_asm+0x34/0x70 [ 264.770889] ? __switch_to_asm+0x40/0x70 [ 264.774947] ? __switch_to_asm+0x34/0x70 [ 264.779008] ? __switch_to_asm+0x40/0x70 [ 264.783070] ? __switch_to_asm+0x40/0x70 [ 264.787134] ? pvclock_read_flags+0x160/0x160 [ 264.791638] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.797705] ? check_preemption_disabled+0x48/0x280 [ 264.802726] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 264.808260] ? rcu_pm_notify+0xc0/0xc0 [ 264.812151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.817688] ? check_preemption_disabled+0x48/0x280 [ 264.822705] run_timer_softirq+0x52/0xb0 [ 264.826762] ? rcu_read_lock_sched_held+0x14f/0x180 [ 264.831773] __do_softirq+0x308/0xb7e [ 264.835577] ? retint_kernel+0x2d/0x2d [ 264.839467] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 264.844566] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 264.850020] ? schedule+0x108/0x460 [ 264.853651] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 264.858402] ? __schedule+0x21d0/0x21d0 [ 264.862372] ? trace_hardirqs_off+0xb8/0x310 [ 264.866777] ? smpboot_thread_fn+0x68b/0xa00 [ 264.871182] ? trace_hardirqs_on+0x310/0x310 [ 264.875586] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 264.881126] ? check_preemption_disabled+0x48/0x280 [ 264.886149] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.891682] ? takeover_tasklets+0xa90/0xa90 [ 264.896088] run_ksoftirqd+0x5e/0x100 [ 264.899882] smpboot_thread_fn+0x68b/0xa00 [ 264.904115] ? sort_range+0x30/0x30 [ 264.907745] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 264.912842] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 264.918375] ? __kthread_parkme+0xfb/0x1a0 [ 264.922608] ? sort_range+0x30/0x30 [ 264.926238] kthread+0x35a/0x440 [ 264.929599] ? kthread_stop+0x900/0x900 [ 264.933577] ret_from_fork+0x3a/0x50 [ 264.937298] warn_alloc_show_mem: 1 callbacks suppressed [ 264.937310] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 264.937311] Mem-Info: [ 264.937339] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 264.937339] active_file:14 inactive_file:13 isolated_file:0 [ 264.937339] unevictable:0 dirty:0 writeback:0 unstable:0 [ 264.937339] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 264.937339] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 264.937339] free:13782 free_pcp:155 free_cma:0 [ 264.942678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 264.949528] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 264.951916] Call Trace: [ 264.984773] 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 [ 264.994119] dump_stack+0x244/0x39d [ 265.021593] lowmem_reserve[]: 0 2818 6321 6321 [ 265.024191] ? dump_stack_print_info.cold.1+0x20/0x20 [ 265.050273] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 265.053904] warn_alloc.cold.116+0xb7/0x1bd [ 265.058445] lowmem_reserve[]: 0 0 3503 3503 [ 265.063633] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 265.091015] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 265.095336] ? lock_downgrade+0x900/0x900 [ 265.099629] lowmem_reserve[]: 0 0 0 0 [ 265.104468] ? trace_hardirqs_off+0xb8/0x310 [ 265.133326] 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 [ 265.137469] ? trace_hardirqs_off+0xb8/0x310 [ 265.141236] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 265.145645] __alloc_pages_slowpath+0x26e8/0x2e10 [ 265.159131] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 265.163558] ? warn_alloc+0x120/0x120 [ 265.178777] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 265.183617] ? print_usage_bug+0xc0/0xc0 [ 265.198675] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 265.202462] ? warn_alloc+0x120/0x120 [ 265.211274] 165 total pagecache pages [ 265.215327] ? warn_alloc+0x120/0x120 [ 265.223876] 0 pages in swap cache [ 265.227662] ? print_usage_bug+0xc0/0xc0 [ 265.231432] Swap cache stats: add 0, delete 0, find 0/0 [ 265.231440] Free swap = 0kB [ 265.235228] ? print_usage_bug+0xc0/0xc0 [ 265.238648] Total swap = 0kB [ 265.238656] 1965979 pages RAM [ 265.242713] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 265.248043] 0 pages HighMem/MovableOnly [ 265.248050] 342854 pages reserved [ 265.251056] ? should_fail+0x22d/0xd01 [ 265.255089] 0 pages cma reserved [ 265.258099] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 265.261239] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 265.266704] ? __lock_acquire+0x62f/0x4c20 [ 265.266721] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 265.266736] ? __lock_acquire+0x62f/0x4c20 [ 265.270727] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 265.274122] ? should_fail+0x22d/0xd01 [ 265.277981] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 265.281334] ? find_held_lock+0x36/0x1c0 [ 265.329276] ? mark_held_locks+0x130/0x130 [ 265.333511] ? mark_held_locks+0x130/0x130 [ 265.337748] ? zap_class+0x640/0x640 [ 265.341459] ? mark_held_locks+0xc7/0x130 [ 265.345609] ? do_raw_spin_unlock+0xa7/0x330 [ 265.350014] ? zap_class+0x640/0x640 [ 265.353723] ? print_usage_bug+0xc0/0xc0 [ 265.357782] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.363314] ? check_preemption_disabled+0x48/0x280 [ 265.368335] ? __lock_is_held+0xb5/0x140 [ 265.372396] __alloc_pages_nodemask+0xa80/0xde0 [ 265.377060] ? zap_class+0x640/0x640 [ 265.380772] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 265.385792] ? find_held_lock+0x36/0x1c0 [ 265.389877] ? ____cache_alloc_node+0x1c7/0x1e0 [ 265.394541] ? lock_downgrade+0x900/0x900 [ 265.398713] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.404248] cache_grow_begin+0xa5/0x8c0 [ 265.408301] ? do_raw_spin_unlock+0xa7/0x330 [ 265.412711] fallback_alloc+0x204/0x2e0 [ 265.416688] ____cache_alloc_node+0x1c7/0x1e0 [ 265.421184] kmem_cache_alloc_node+0xe3/0x730 [ 265.425674] ? ipv6_get_ifaddr+0x42e/0x620 [ 265.429911] __alloc_skb+0x119/0x770 [ 265.433618] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 265.438892] ? netdev_alloc_frag+0x1f0/0x1f0 [ 265.443298] ? lock_downgrade+0x900/0x900 [ 265.447447] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.452979] ? refcount_sub_and_test_checked+0x203/0x310 [ 265.458431] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 265.463878] ? addrconf_rs_timer+0x690/0x690 [ 265.468294] ndisc_alloc_skb+0x144/0x340 [ 265.472353] ndisc_send_rs+0x331/0x6e0 [ 265.476243] addrconf_rs_timer+0x314/0x690 [ 265.480476] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 265.484717] call_timer_fn+0x272/0x920 [ 265.488607] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 265.492837] ? process_timeout+0x40/0x40 [ 265.496898] ? __run_timers+0x7da/0xc70 [ 265.500870] ? _raw_spin_unlock_irq+0x27/0x80 [ 265.505361] ? _raw_spin_unlock_irq+0x27/0x80 [ 265.509851] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 265.514078] ? lockdep_hardirqs_on+0x296/0x5b0 [ 265.518660] ? trace_hardirqs_on+0xbd/0x310 [ 265.522981] ? kasan_check_read+0x11/0x20 [ 265.527120] ? __run_timers+0x7da/0xc70 [ 265.531091] ? trace_hardirqs_off_caller+0x310/0x310 [ 265.536196] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 265.540428] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 265.544656] __run_timers+0x7e5/0xc70 [ 265.548459] ? timer_fixup_init+0x70/0x70 [ 265.552611] ? _raw_spin_unlock_irq+0x27/0x80 [ 265.557102] ? _raw_spin_unlock_irq+0x27/0x80 [ 265.561602] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 265.566183] ? trace_hardirqs_on+0xbd/0x310 [ 265.570500] ? kasan_check_read+0x11/0x20 [ 265.574649] ? finish_task_switch+0x1f4/0x910 [ 265.579141] ? trace_hardirqs_off_caller+0x310/0x310 [ 265.584242] ? compat_start_thread+0x80/0x80 [ 265.588668] ? pvclock_read_flags+0x160/0x160 [ 265.593173] ? __switch_to_asm+0x34/0x70 [ 265.597232] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.602780] ? check_preemption_disabled+0x48/0x280 [ 265.607800] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 265.613333] ? rcu_pm_notify+0xc0/0xc0 [ 265.617219] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.622752] ? check_preemption_disabled+0x48/0x280 [ 265.627769] run_timer_softirq+0x52/0xb0 [ 265.631824] ? rcu_read_lock_sched_held+0x14f/0x180 [ 265.636833] __do_softirq+0x308/0xb7e [ 265.640639] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 265.645737] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 265.650492] ? schedule+0x108/0x460 [ 265.654111] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 265.658874] ? trace_hardirqs_off+0xb8/0x310 [ 265.663281] ? smpboot_thread_fn+0x68b/0xa00 [ 265.667685] ? trace_hardirqs_on+0x310/0x310 [ 265.672087] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 265.677621] ? check_preemption_disabled+0x48/0x280 [ 265.682634] ? takeover_tasklets+0xa90/0xa90 [ 265.687041] run_ksoftirqd+0x5e/0x100 [ 265.690836] smpboot_thread_fn+0x68b/0xa00 [ 265.695071] ? sort_range+0x30/0x30 [ 265.698693] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 265.703791] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 265.709339] ? __kthread_parkme+0xfb/0x1a0 [ 265.713589] ? sort_range+0x30/0x30 [ 265.717227] kthread+0x35a/0x440 [ 265.720596] ? kthread_stop+0x900/0x900 [ 265.724577] ret_from_fork+0x3a/0x50 [ 265.728307] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 265.728369] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 265.735235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 265.735240] Call Trace: [ 265.735256] dump_stack+0x244/0x39d [ 265.735276] ? dump_stack_print_info.cold.1+0x20/0x20 [ 265.741962] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 265.751269] warn_alloc.cold.116+0xb7/0x1bd [ 265.753823] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 265.757439] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 265.786728] ? lock_downgrade+0x900/0x900 [ 265.790878] ? trace_hardirqs_off+0xb8/0x310 [ 265.795290] ? trace_hardirqs_off+0xb8/0x310 [ 265.799700] __alloc_pages_slowpath+0x26e8/0x2e10 [ 265.804579] ? warn_alloc+0x120/0x120 [ 265.808381] ? print_usage_bug+0xc0/0xc0 [ 265.812452] ? warn_alloc+0x120/0x120 [ 265.816251] ? warn_alloc+0x120/0x120 [ 265.820046] ? print_usage_bug+0xc0/0xc0 [ 265.824114] ? print_usage_bug+0xc0/0xc0 [ 265.828176] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 265.833708] ? should_fail+0x22d/0xd01 [ 265.837598] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 265.842698] ? __lock_acquire+0x62f/0x4c20 [ 265.846931] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 265.852026] ? __lock_acquire+0x62f/0x4c20 [ 265.856260] ? should_fail+0x22d/0xd01 [ 265.860151] ? find_held_lock+0x36/0x1c0 [ 265.864217] ? mark_held_locks+0x130/0x130 [ 265.868454] ? mark_held_locks+0x130/0x130 [ 265.872684] ? zap_class+0x640/0x640 [ 265.876394] ? zap_class+0x640/0x640 [ 265.880104] ? print_usage_bug+0xc0/0xc0 [ 265.884158] ? do_raw_spin_unlock+0xa7/0x330 [ 265.888568] ? zap_class+0x640/0x640 [ 265.892276] ? print_usage_bug+0xc0/0xc0 [ 265.896330] ? wq_watchdog_touch+0x9c/0xfe [ 265.900565] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.906097] ? check_preemption_disabled+0x48/0x280 [ 265.911121] ? __lock_is_held+0xb5/0x140 [ 265.915181] __alloc_pages_nodemask+0xa80/0xde0 [ 265.919850] ? zap_class+0x640/0x640 [ 265.923570] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 265.928594] ? find_held_lock+0x36/0x1c0 [ 265.932658] ? ____cache_alloc_node+0x1c7/0x1e0 [ 265.937327] ? lock_downgrade+0x900/0x900 [ 265.941477] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.947018] cache_grow_begin+0xa5/0x8c0 [ 265.951080] ? do_raw_spin_unlock+0xa7/0x330 [ 265.955490] fallback_alloc+0x204/0x2e0 [ 265.959468] ____cache_alloc_node+0x1c7/0x1e0 [ 265.963965] kmem_cache_alloc_node+0xe3/0x730 [ 265.968458] ? ipv6_get_ifaddr+0x42e/0x620 [ 265.972698] __alloc_skb+0x119/0x770 [ 265.976409] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 265.981684] ? netdev_alloc_frag+0x1f0/0x1f0 [ 265.986089] ? lock_downgrade+0x900/0x900 [ 265.990240] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.995774] ? refcount_sub_and_test_checked+0x203/0x310 [ 266.001225] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 266.006668] ? addrconf_rs_timer+0x690/0x690 [ 266.011080] ndisc_alloc_skb+0x144/0x340 [ 266.015140] ndisc_send_rs+0x331/0x6e0 [ 266.019025] addrconf_rs_timer+0x314/0x690 [ 266.023261] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.027503] call_timer_fn+0x272/0x920 [ 266.031389] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.035622] ? process_timeout+0x40/0x40 [ 266.039685] ? __run_timers+0x7da/0xc70 [ 266.043656] ? _raw_spin_unlock_irq+0x27/0x80 [ 266.048150] ? _raw_spin_unlock_irq+0x27/0x80 [ 266.052641] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.056870] ? lockdep_hardirqs_on+0x296/0x5b0 [ 266.061466] ? trace_hardirqs_on+0xbd/0x310 [ 266.065783] ? kasan_check_read+0x11/0x20 [ 266.069923] ? __run_timers+0x7da/0xc70 [ 266.073896] ? trace_hardirqs_off_caller+0x310/0x310 [ 266.078997] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.083230] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.087456] __run_timers+0x7e5/0xc70 [ 266.091258] ? timer_fixup_init+0x70/0x70 [ 266.095401] ? compat_start_thread+0x80/0x80 [ 266.099806] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.105343] ? _raw_spin_unlock_irq+0x60/0x80 [ 266.109837] ? finish_task_switch+0x1f4/0x910 [ 266.114326] ? finish_task_switch+0x1b4/0x910 [ 266.118818] ? __switch_to_asm+0x34/0x70 [ 266.122876] ? preempt_notifier_register+0x200/0x200 [ 266.127987] ? __switch_to_asm+0x34/0x70 [ 266.132046] ? __switch_to_asm+0x40/0x70 [ 266.136102] ? __switch_to_asm+0x34/0x70 [ 266.140155] ? __switch_to_asm+0x40/0x70 [ 266.144209] ? __switch_to_asm+0x34/0x70 [ 266.148268] ? __switch_to_asm+0x40/0x70 [ 266.152326] ? __switch_to_asm+0x40/0x70 [ 266.156392] ? pvclock_read_flags+0x160/0x160 [ 266.160884] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.166419] ? check_preemption_disabled+0x48/0x280 [ 266.171437] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 266.176974] ? rcu_pm_notify+0xc0/0xc0 [ 266.180861] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.186394] ? check_preemption_disabled+0x48/0x280 [ 266.191410] run_timer_softirq+0x52/0xb0 [ 266.195468] ? rcu_read_lock_sched_held+0x14f/0x180 [ 266.200478] __do_softirq+0x308/0xb7e [ 266.204288] ? retint_kernel+0x2d/0x2d [ 266.208183] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 266.213280] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 266.218739] ? schedule+0x108/0x460 [ 266.222362] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 266.227114] ? __schedule+0x21d0/0x21d0 [ 266.231091] ? trace_hardirqs_off+0xb8/0x310 [ 266.235497] ? smpboot_thread_fn+0x68b/0xa00 [ 266.239913] ? trace_hardirqs_on+0x310/0x310 [ 266.244320] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 266.249852] ? check_preemption_disabled+0x48/0x280 [ 266.254973] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.260526] ? takeover_tasklets+0xa90/0xa90 [ 266.264930] run_ksoftirqd+0x5e/0x100 [ 266.268724] smpboot_thread_fn+0x68b/0xa00 [ 266.272961] ? sort_range+0x30/0x30 [ 266.276603] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 266.281704] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 266.287234] ? __kthread_parkme+0xfb/0x1a0 [ 266.291465] ? sort_range+0x30/0x30 [ 266.295085] kthread+0x35a/0x440 [ 266.298450] ? kthread_stop+0x900/0x900 [ 266.302421] ret_from_fork+0x3a/0x50 [ 266.306147] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 266.306152] warn_alloc_show_mem: 1 callbacks suppressed [ 266.306158] Mem-Info: [ 266.312993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 266.318356] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 266.318356] active_file:14 inactive_file:13 isolated_file:0 [ 266.318356] unevictable:0 dirty:0 writeback:0 unstable:0 [ 266.318356] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 266.318356] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 266.318356] free:13782 free_pcp:155 free_cma:0 [ 266.320729] Call Trace: [ 266.330103] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 266.362964] dump_stack+0x244/0x39d [ 266.365522] 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 [ 266.393012] ? dump_stack_print_info.cold.1+0x20/0x20 [ 266.396631] lowmem_reserve[]: 0 2818 6321 6321 [ 266.422743] warn_alloc.cold.116+0xb7/0x1bd [ 266.427898] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 266.432475] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 266.436771] lowmem_reserve[]: 0 0 3503 3503 [ 266.464197] ? lock_downgrade+0x900/0x900 [ 266.469009] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 266.473328] ? trace_hardirqs_off+0xb8/0x310 [ 266.477437] lowmem_reserve[]: 0 0 0 0 [ 266.506318] ? trace_hardirqs_off+0xb8/0x310 [ 266.510695] 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 [ 266.514514] __alloc_pages_slowpath+0x26e8/0x2e10 [ 266.518903] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 266.532443] ? warn_alloc+0x120/0x120 [ 266.537235] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 266.552494] ? print_usage_bug+0xc0/0xc0 [ 266.556268] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 266.571333] ? warn_alloc+0x120/0x120 [ 266.575373] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 266.584191] ? warn_alloc+0x120/0x120 [ 266.587962] 165 total pagecache pages [ 266.596527] ? print_usage_bug+0xc0/0xc0 [ 266.600308] 0 pages in swap cache [ 266.604091] ? print_usage_bug+0xc0/0xc0 [ 266.608125] Swap cache stats: add 0, delete 0, find 0/0 [ 266.611568] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 266.615594] Free swap = 0kB [ 266.620943] ? should_fail+0x22d/0xd01 [ 266.626906] Total swap = 0kB [ 266.629925] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 266.633779] 1965979 pages RAM [ 266.636785] ? __lock_acquire+0x62f/0x4c20 [ 266.641856] 0 pages HighMem/MovableOnly [ 266.641863] 342854 pages reserved [ 266.644955] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 266.649160] 0 pages cma reserved [ 266.653119] ? __lock_acquire+0x62f/0x4c20 [ 266.656600] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 266.661630] ? should_fail+0x22d/0xd01 [ 266.661645] ? find_held_lock+0x36/0x1c0 [ 266.665058] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 266.669218] ? mark_held_locks+0x130/0x130 [ 266.675677] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 266.679553] ? mark_held_locks+0x130/0x130 [ 266.706964] ? zap_class+0x640/0x640 [ 266.710676] ? zap_class+0x640/0x640 [ 266.714386] ? print_usage_bug+0xc0/0xc0 [ 266.718441] ? do_raw_spin_unlock+0xa7/0x330 [ 266.722853] ? zap_class+0x640/0x640 [ 266.726562] ? print_usage_bug+0xc0/0xc0 [ 266.730616] ? wq_watchdog_touch+0x9c/0xfe [ 266.734850] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.740381] ? check_preemption_disabled+0x48/0x280 [ 266.745399] ? __lock_is_held+0xb5/0x140 [ 266.749468] __alloc_pages_nodemask+0xa80/0xde0 [ 266.754136] ? zap_class+0x640/0x640 [ 266.757848] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 266.762880] ? find_held_lock+0x36/0x1c0 [ 266.767306] ? ____cache_alloc_node+0x1c7/0x1e0 [ 266.771971] ? lock_downgrade+0x900/0x900 [ 266.776119] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.781661] cache_grow_begin+0xa5/0x8c0 [ 266.785718] ? do_raw_spin_unlock+0xa7/0x330 [ 266.790126] fallback_alloc+0x204/0x2e0 [ 266.794382] ____cache_alloc_node+0x1c7/0x1e0 [ 266.798881] kmem_cache_alloc_node+0xe3/0x730 [ 266.803371] ? ipv6_get_ifaddr+0x42e/0x620 [ 266.807614] __alloc_skb+0x119/0x770 [ 266.811322] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 266.816601] ? netdev_alloc_frag+0x1f0/0x1f0 [ 266.821011] ? lock_downgrade+0x900/0x900 [ 266.825161] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.830695] ? refcount_sub_and_test_checked+0x203/0x310 [ 266.836146] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 266.841595] ? addrconf_rs_timer+0x690/0x690 [ 266.846008] ndisc_alloc_skb+0x144/0x340 [ 266.850067] ndisc_send_rs+0x331/0x6e0 [ 266.853952] addrconf_rs_timer+0x314/0x690 [ 266.858187] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.862430] call_timer_fn+0x272/0x920 [ 266.866322] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.870555] ? process_timeout+0x40/0x40 [ 266.874629] ? __run_timers+0x7da/0xc70 [ 266.878606] ? _raw_spin_unlock_irq+0x27/0x80 [ 266.883097] ? _raw_spin_unlock_irq+0x27/0x80 [ 266.887586] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.891823] ? lockdep_hardirqs_on+0x296/0x5b0 [ 266.896402] ? trace_hardirqs_on+0xbd/0x310 [ 266.900723] ? kasan_check_read+0x11/0x20 [ 266.904865] ? __run_timers+0x7da/0xc70 [ 266.908834] ? trace_hardirqs_off_caller+0x310/0x310 [ 266.913935] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.918168] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.922517] __run_timers+0x7e5/0xc70 [ 266.926322] ? timer_fixup_init+0x70/0x70 [ 266.930488] ? _raw_spin_unlock_irq+0x27/0x80 [ 266.934976] ? _raw_spin_unlock_irq+0x27/0x80 [ 266.939476] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 266.944057] ? trace_hardirqs_on+0xbd/0x310 [ 266.948372] ? kasan_check_read+0x11/0x20 [ 266.952520] ? finish_task_switch+0x1f4/0x910 [ 266.957016] ? trace_hardirqs_off_caller+0x310/0x310 [ 266.962115] ? compat_start_thread+0x80/0x80 [ 266.966538] ? pvclock_read_flags+0x160/0x160 [ 266.971027] ? __switch_to_asm+0x34/0x70 [ 266.975086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.980625] ? check_preemption_disabled+0x48/0x280 [ 266.985652] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 266.991191] ? rcu_pm_notify+0xc0/0xc0 [ 266.995075] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.000609] ? check_preemption_disabled+0x48/0x280 [ 267.005628] run_timer_softirq+0x52/0xb0 [ 267.009688] ? rcu_read_lock_sched_held+0x14f/0x180 [ 267.014703] __do_softirq+0x308/0xb7e [ 267.018512] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 267.023614] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 267.028374] ? schedule+0x108/0x460 [ 267.031997] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 267.036761] ? trace_hardirqs_off+0xb8/0x310 [ 267.041166] ? smpboot_thread_fn+0x68b/0xa00 [ 267.045570] ? trace_hardirqs_on+0x310/0x310 [ 267.049974] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.055508] ? check_preemption_disabled+0x48/0x280 [ 267.060520] ? takeover_tasklets+0xa90/0xa90 [ 267.064949] run_ksoftirqd+0x5e/0x100 [ 267.068746] smpboot_thread_fn+0x68b/0xa00 [ 267.072978] ? sort_range+0x30/0x30 [ 267.076602] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 267.081704] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.087241] ? __kthread_parkme+0xfb/0x1a0 [ 267.091476] ? sort_range+0x30/0x30 [ 267.095104] kthread+0x35a/0x440 [ 267.098471] ? kthread_stop+0x900/0x900 [ 267.102458] ret_from_fork+0x3a/0x50 [ 267.106187] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 267.106246] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 267.113123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 267.119680] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 267.128948] Call Trace: [ 267.139254] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 267.141832] dump_stack+0x244/0x39d [ 267.150091] ? dump_stack_print_info.cold.1+0x20/0x20 [ 267.155293] warn_alloc.cold.116+0xb7/0x1bd [ 267.159615] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 267.164463] ? lock_downgrade+0x900/0x900 [ 267.168613] ? trace_hardirqs_off+0xb8/0x310 [ 267.173025] ? trace_hardirqs_off+0xb8/0x310 [ 267.177442] __alloc_pages_slowpath+0x26e8/0x2e10 [ 267.182315] ? warn_alloc+0x120/0x120 [ 267.186118] ? print_usage_bug+0xc0/0xc0 [ 267.190177] ? warn_alloc+0x120/0x120 [ 267.193978] ? warn_alloc+0x120/0x120 [ 267.197775] ? print_usage_bug+0xc0/0xc0 [ 267.201838] ? print_usage_bug+0xc0/0xc0 [ 267.205904] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.211447] ? should_fail+0x22d/0xd01 [ 267.215337] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 267.220442] ? __lock_acquire+0x62f/0x4c20 [ 267.224695] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 267.229795] ? __lock_acquire+0x62f/0x4c20 [ 267.234027] ? should_fail+0x22d/0xd01 [ 267.237913] ? find_held_lock+0x36/0x1c0 [ 267.241985] ? mark_held_locks+0x130/0x130 [ 267.246220] ? mark_held_locks+0x130/0x130 [ 267.250457] ? zap_class+0x640/0x640 [ 267.254170] ? mark_held_locks+0xc7/0x130 [ 267.258313] ? do_raw_spin_unlock+0xa7/0x330 [ 267.262716] ? zap_class+0x640/0x640 [ 267.266432] ? print_usage_bug+0xc0/0xc0 [ 267.270493] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.276027] ? check_preemption_disabled+0x48/0x280 [ 267.281049] ? __lock_is_held+0xb5/0x140 [ 267.285114] __alloc_pages_nodemask+0xa80/0xde0 [ 267.289778] ? zap_class+0x640/0x640 [ 267.293499] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 267.298533] ? find_held_lock+0x36/0x1c0 [ 267.302597] ? ____cache_alloc_node+0x1c7/0x1e0 [ 267.307266] ? lock_downgrade+0x900/0x900 [ 267.311427] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.316967] cache_grow_begin+0xa5/0x8c0 [ 267.321029] ? do_raw_spin_unlock+0xa7/0x330 [ 267.325449] fallback_alloc+0x204/0x2e0 [ 267.329432] ____cache_alloc_node+0x1c7/0x1e0 [ 267.333930] kmem_cache_alloc_node+0xe3/0x730 [ 267.338436] ? ipv6_get_ifaddr+0x42e/0x620 [ 267.342679] __alloc_skb+0x119/0x770 [ 267.346388] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 267.351669] ? netdev_alloc_frag+0x1f0/0x1f0 [ 267.356072] ? lock_downgrade+0x900/0x900 [ 267.360227] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.365762] ? refcount_sub_and_test_checked+0x203/0x310 [ 267.371212] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 267.376659] ? addrconf_rs_timer+0x690/0x690 [ 267.381071] ndisc_alloc_skb+0x144/0x340 [ 267.385129] ndisc_send_rs+0x331/0x6e0 [ 267.389018] addrconf_rs_timer+0x314/0x690 [ 267.393256] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 267.397499] call_timer_fn+0x272/0x920 [ 267.401380] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 267.405615] ? process_timeout+0x40/0x40 [ 267.409677] ? __run_timers+0x7da/0xc70 [ 267.413652] ? _raw_spin_unlock_irq+0x27/0x80 [ 267.418141] ? _raw_spin_unlock_irq+0x27/0x80 [ 267.422633] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 267.426864] ? lockdep_hardirqs_on+0x296/0x5b0 [ 267.431448] ? trace_hardirqs_on+0xbd/0x310 [ 267.435764] ? kasan_check_read+0x11/0x20 [ 267.439910] ? __run_timers+0x7da/0xc70 [ 267.443888] ? trace_hardirqs_off_caller+0x310/0x310 [ 267.448991] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 267.453225] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 267.457453] __run_timers+0x7e5/0xc70 [ 267.461275] ? timer_fixup_init+0x70/0x70 [ 267.465423] ? compat_start_thread+0x80/0x80 [ 267.471324] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.476864] ? _raw_spin_unlock_irq+0x60/0x80 [ 267.481360] ? finish_task_switch+0x1f4/0x910 [ 267.485850] ? finish_task_switch+0x1b4/0x910 [ 267.490345] ? __switch_to_asm+0x34/0x70 [ 267.494415] ? preempt_notifier_register+0x200/0x200 [ 267.499515] ? __switch_to_asm+0x34/0x70 [ 267.503571] ? __switch_to_asm+0x40/0x70 [ 267.507629] ? __switch_to_asm+0x34/0x70 [ 267.511687] ? __switch_to_asm+0x40/0x70 [ 267.515747] ? __switch_to_asm+0x34/0x70 [ 267.519802] ? __switch_to_asm+0x40/0x70 [ 267.523857] ? __switch_to_asm+0x40/0x70 [ 267.528028] ? pvclock_read_flags+0x160/0x160 [ 267.532523] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.538060] ? check_preemption_disabled+0x48/0x280 [ 267.543081] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 267.548618] ? rcu_pm_notify+0xc0/0xc0 [ 267.552502] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.558036] ? check_preemption_disabled+0x48/0x280 [ 267.563050] run_timer_softirq+0x52/0xb0 [ 267.567109] ? rcu_read_lock_sched_held+0x14f/0x180 [ 267.572119] __do_softirq+0x308/0xb7e [ 267.575924] ? retint_kernel+0x2d/0x2d [ 267.579809] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 267.584909] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 267.590367] ? schedule+0x108/0x460 [ 267.594002] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 267.598763] ? __schedule+0x21d0/0x21d0 [ 267.602743] ? trace_hardirqs_off+0xb8/0x310 [ 267.607152] ? smpboot_thread_fn+0x68b/0xa00 [ 267.611558] ? trace_hardirqs_on+0x310/0x310 [ 267.615963] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.621500] ? check_preemption_disabled+0x48/0x280 [ 267.626514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.632052] ? takeover_tasklets+0xa90/0xa90 [ 267.636457] run_ksoftirqd+0x5e/0x100 [ 267.640255] smpboot_thread_fn+0x68b/0xa00 [ 267.644491] ? sort_range+0x30/0x30 [ 267.648115] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 267.653217] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.658749] ? __kthread_parkme+0xfb/0x1a0 [ 267.662986] ? sort_range+0x30/0x30 [ 267.666606] kthread+0x35a/0x440 [ 267.669974] ? kthread_stop+0x900/0x900 [ 267.673951] ret_from_fork+0x3a/0x50 [ 267.677669] warn_alloc_show_mem: 1 callbacks suppressed [ 267.677678] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 267.677680] Mem-Info: [ 267.677708] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 267.677708] active_file:14 inactive_file:13 isolated_file:0 [ 267.677708] unevictable:0 dirty:0 writeback:0 unstable:0 [ 267.677708] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 267.677708] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 267.677708] free:13782 free_pcp:155 free_cma:0 [ 267.683042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 267.683049] Call Trace: [ 267.689888] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 267.692286] dump_stack+0x244/0x39d [ 267.725139] 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 [ 267.734494] ? dump_stack_print_info.cold.1+0x20/0x20 [ 267.737042] lowmem_reserve[]: 0 2818 6321 6321 [ 267.764547] warn_alloc.cold.116+0xb7/0x1bd [ 267.768141] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 267.794243] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 267.799408] lowmem_reserve[]: 0 0 3503 3503 [ 267.803981] ? lock_downgrade+0x900/0x900 [ 267.808272] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 267.835678] ? trace_hardirqs_off+0xb8/0x310 [ 267.840491] lowmem_reserve[]: 0 0 0 0 [ 267.844806] ? trace_hardirqs_off+0xb8/0x310 [ 267.848926] 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 [ 267.877813] __alloc_pages_slowpath+0x26e8/0x2e10 [ 267.882192] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 267.886007] ? warn_alloc+0x120/0x120 [ 267.890364] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 267.903923] ? print_usage_bug+0xc0/0xc0 [ 267.908758] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 267.924016] ? warn_alloc+0x120/0x120 [ 267.927798] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 267.942883] ? warn_alloc+0x120/0x120 [ 267.946924] 165 total pagecache pages [ 267.955747] ? print_usage_bug+0xc0/0xc0 [ 267.959525] 0 pages in swap cache [ 267.968083] ? print_usage_bug+0xc0/0xc0 [ 267.971862] Swap cache stats: add 0, delete 0, find 0/0 [ 267.975655] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.979684] Free swap = 0kB [ 267.983125] ? should_fail+0x22d/0xd01 [ 267.987154] Total swap = 0kB [ 267.987161] 1965979 pages RAM [ 267.992512] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 267.998016] 0 pages HighMem/MovableOnly [ 267.998023] 342854 pages reserved [ 268.001031] ? __lock_acquire+0x62f/0x4c20 [ 268.004886] 0 pages cma reserved [ 268.004954] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 268.007904] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 268.011024] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 268.016068] ? __lock_acquire+0x62f/0x4c20 [ 268.020014] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 268.023448] ? should_fail+0x22d/0xd01 [ 268.023463] ? find_held_lock+0x36/0x1c0 [ 268.069722] ? mark_held_locks+0x130/0x130 [ 268.073961] ? mark_held_locks+0x130/0x130 [ 268.078188] ? zap_class+0x640/0x640 [ 268.081901] ? mark_held_locks+0xc7/0x130 [ 268.086068] ? do_raw_spin_unlock+0xa7/0x330 [ 268.090474] ? zap_class+0x640/0x640 [ 268.094182] ? print_usage_bug+0xc0/0xc0 [ 268.098246] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.103781] ? check_preemption_disabled+0x48/0x280 [ 268.108803] ? __lock_is_held+0xb5/0x140 [ 268.112880] __alloc_pages_nodemask+0xa80/0xde0 [ 268.117545] ? zap_class+0x640/0x640 [ 268.121262] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 268.126281] ? find_held_lock+0x36/0x1c0 [ 268.130358] ? ____cache_alloc_node+0x1c7/0x1e0 [ 268.135032] ? lock_downgrade+0x900/0x900 [ 268.139183] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.144719] cache_grow_begin+0xa5/0x8c0 [ 268.148779] ? do_raw_spin_unlock+0xa7/0x330 [ 268.153190] fallback_alloc+0x204/0x2e0 [ 268.157168] ____cache_alloc_node+0x1c7/0x1e0 [ 268.161663] kmem_cache_alloc_node+0xe3/0x730 [ 268.166155] ? ipv6_get_ifaddr+0x42e/0x620 [ 268.170401] __alloc_skb+0x119/0x770 [ 268.174112] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 268.179406] ? netdev_alloc_frag+0x1f0/0x1f0 [ 268.183811] ? lock_downgrade+0x900/0x900 [ 268.187962] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.193496] ? refcount_sub_and_test_checked+0x203/0x310 [ 268.198947] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 268.204397] ? addrconf_rs_timer+0x690/0x690 [ 268.208813] ndisc_alloc_skb+0x144/0x340 [ 268.212872] ndisc_send_rs+0x331/0x6e0 [ 268.216764] addrconf_rs_timer+0x314/0x690 [ 268.220999] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.225241] call_timer_fn+0x272/0x920 [ 268.229122] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.233363] ? process_timeout+0x40/0x40 [ 268.237432] ? __run_timers+0x7da/0xc70 [ 268.241406] ? _raw_spin_unlock_irq+0x27/0x80 [ 268.245902] ? _raw_spin_unlock_irq+0x27/0x80 [ 268.250394] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.254625] ? lockdep_hardirqs_on+0x296/0x5b0 [ 268.259203] ? trace_hardirqs_on+0xbd/0x310 [ 268.263519] ? kasan_check_read+0x11/0x20 [ 268.267667] ? __run_timers+0x7da/0xc70 [ 268.271638] ? trace_hardirqs_off_caller+0x310/0x310 [ 268.276738] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.280975] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.285202] __run_timers+0x7e5/0xc70 [ 268.289006] ? timer_fixup_init+0x70/0x70 [ 268.293154] ? _raw_spin_unlock_irq+0x27/0x80 [ 268.297645] ? _raw_spin_unlock_irq+0x27/0x80 [ 268.302134] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 268.306714] ? trace_hardirqs_on+0xbd/0x310 [ 268.311036] ? kasan_check_read+0x11/0x20 [ 268.315183] ? finish_task_switch+0x1f4/0x910 [ 268.319677] ? trace_hardirqs_off_caller+0x310/0x310 [ 268.324774] ? compat_start_thread+0x80/0x80 [ 268.329194] ? pvclock_read_flags+0x160/0x160 [ 268.333685] ? __switch_to_asm+0x34/0x70 [ 268.337766] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.343305] ? check_preemption_disabled+0x48/0x280 [ 268.348330] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 268.353876] ? rcu_pm_notify+0xc0/0xc0 [ 268.357761] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.363294] ? check_preemption_disabled+0x48/0x280 [ 268.368311] run_timer_softirq+0x52/0xb0 [ 268.372377] ? rcu_read_lock_sched_held+0x14f/0x180 [ 268.377388] __do_softirq+0x308/0xb7e [ 268.381191] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 268.386289] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 268.391046] ? schedule+0x108/0x460 [ 268.394669] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 268.399432] ? trace_hardirqs_off+0xb8/0x310 [ 268.403835] ? smpboot_thread_fn+0x68b/0xa00 [ 268.408242] ? trace_hardirqs_on+0x310/0x310 [ 268.412649] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.418201] ? check_preemption_disabled+0x48/0x280 [ 268.423215] ? takeover_tasklets+0xa90/0xa90 [ 268.427618] run_ksoftirqd+0x5e/0x100 [ 268.431415] smpboot_thread_fn+0x68b/0xa00 [ 268.435649] ? sort_range+0x30/0x30 [ 268.439272] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 268.444377] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.449913] ? __kthread_parkme+0xfb/0x1a0 [ 268.454153] ? sort_range+0x30/0x30 [ 268.457773] kthread+0x35a/0x440 [ 268.461137] ? kthread_stop+0x900/0x900 [ 268.465108] ret_from_fork+0x3a/0x50 [ 268.468836] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 268.468905] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 268.475770] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 268.475775] Call Trace: [ 268.475793] dump_stack+0x244/0x39d [ 268.475811] ? dump_stack_print_info.cold.1+0x20/0x20 [ 268.482351] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 268.491654] warn_alloc.cold.116+0xb7/0x1bd [ 268.494205] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 268.497819] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 268.527090] ? lock_downgrade+0x900/0x900 [ 268.531242] ? trace_hardirqs_off+0xb8/0x310 [ 268.535652] ? trace_hardirqs_off+0xb8/0x310 [ 268.540063] __alloc_pages_slowpath+0x26e8/0x2e10 [ 268.544928] ? warn_alloc+0x120/0x120 [ 268.548734] ? print_usage_bug+0xc0/0xc0 [ 268.552795] ? warn_alloc+0x120/0x120 [ 268.556594] ? warn_alloc+0x120/0x120 [ 268.560396] ? print_usage_bug+0xc0/0xc0 [ 268.564458] ? print_usage_bug+0xc0/0xc0 [ 268.568522] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.574058] ? should_fail+0x22d/0xd01 [ 268.577948] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 268.583048] ? __lock_acquire+0x62f/0x4c20 [ 268.587282] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 268.592387] ? __lock_acquire+0x62f/0x4c20 [ 268.596614] ? should_fail+0x22d/0xd01 [ 268.600500] ? find_held_lock+0x36/0x1c0 [ 268.604574] ? mark_held_locks+0x130/0x130 [ 268.608824] ? mark_held_locks+0x130/0x130 [ 268.613054] ? zap_class+0x640/0x640 [ 268.616765] ? zap_class+0x640/0x640 [ 268.620475] ? print_usage_bug+0xc0/0xc0 [ 268.624530] ? do_raw_spin_unlock+0xa7/0x330 [ 268.629348] ? zap_class+0x640/0x640 [ 268.633059] ? print_usage_bug+0xc0/0xc0 [ 268.637115] ? wq_watchdog_touch+0x9c/0xfe [ 268.641350] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.646885] ? check_preemption_disabled+0x48/0x280 [ 268.651910] ? __lock_is_held+0xb5/0x140 [ 268.655981] __alloc_pages_nodemask+0xa80/0xde0 [ 268.660661] ? zap_class+0x640/0x640 [ 268.664377] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 268.669400] ? find_held_lock+0x36/0x1c0 [ 268.673465] ? ____cache_alloc_node+0x1c7/0x1e0 [ 268.678132] ? lock_downgrade+0x900/0x900 [ 268.682281] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.687828] cache_grow_begin+0xa5/0x8c0 [ 268.691887] ? do_raw_spin_unlock+0xa7/0x330 [ 268.696298] fallback_alloc+0x204/0x2e0 [ 268.700289] ____cache_alloc_node+0x1c7/0x1e0 [ 268.704791] kmem_cache_alloc_node+0xe3/0x730 [ 268.709284] ? ipv6_get_ifaddr+0x42e/0x620 [ 268.713530] __alloc_skb+0x119/0x770 [ 268.717237] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 268.722516] ? netdev_alloc_frag+0x1f0/0x1f0 [ 268.726924] ? lock_downgrade+0x900/0x900 [ 268.731076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.736610] ? refcount_sub_and_test_checked+0x203/0x310 [ 268.742063] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 268.747513] ? addrconf_rs_timer+0x690/0x690 [ 268.751927] ndisc_alloc_skb+0x144/0x340 [ 268.755991] ndisc_send_rs+0x331/0x6e0 [ 268.759881] addrconf_rs_timer+0x314/0x690 [ 268.764126] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.768364] call_timer_fn+0x272/0x920 [ 268.772248] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.776478] ? process_timeout+0x40/0x40 [ 268.780541] ? __run_timers+0x7da/0xc70 [ 268.784515] ? _raw_spin_unlock_irq+0x27/0x80 [ 268.789004] ? _raw_spin_unlock_irq+0x27/0x80 [ 268.793800] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.798044] ? lockdep_hardirqs_on+0x296/0x5b0 [ 268.802622] ? trace_hardirqs_on+0xbd/0x310 [ 268.806938] ? kasan_check_read+0x11/0x20 [ 268.811083] ? __run_timers+0x7da/0xc70 [ 268.815058] ? trace_hardirqs_off_caller+0x310/0x310 [ 268.820162] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.824396] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.828627] __run_timers+0x7e5/0xc70 [ 268.832439] ? timer_fixup_init+0x70/0x70 [ 268.836580] ? compat_start_thread+0x80/0x80 [ 268.841015] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.846553] ? _raw_spin_unlock_irq+0x60/0x80 [ 268.851046] ? finish_task_switch+0x1f4/0x910 [ 268.855540] ? finish_task_switch+0x1b4/0x910 [ 268.860060] ? __switch_to_asm+0x34/0x70 [ 268.864122] ? preempt_notifier_register+0x200/0x200 [ 268.869223] ? __switch_to_asm+0x34/0x70 [ 268.873278] ? __switch_to_asm+0x40/0x70 [ 268.877343] ? __switch_to_asm+0x34/0x70 [ 268.881399] ? __switch_to_asm+0x40/0x70 [ 268.885470] ? __switch_to_asm+0x34/0x70 [ 268.889524] ? __switch_to_asm+0x40/0x70 [ 268.893584] ? __switch_to_asm+0x40/0x70 [ 268.897650] ? pvclock_read_flags+0x160/0x160 [ 268.902142] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.907675] ? check_preemption_disabled+0x48/0x280 [ 268.912696] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 268.918229] ? rcu_pm_notify+0xc0/0xc0 [ 268.922112] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.927644] ? check_preemption_disabled+0x48/0x280 [ 268.932663] run_timer_softirq+0x52/0xb0 [ 268.936722] ? rcu_read_lock_sched_held+0x14f/0x180 [ 268.941732] __do_softirq+0x308/0xb7e [ 268.945548] ? retint_kernel+0x2d/0x2d [ 268.949437] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 268.954537] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 268.960093] ? schedule+0x108/0x460 [ 268.963721] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 268.968475] ? __schedule+0x21d0/0x21d0 [ 268.972450] ? trace_hardirqs_off+0xb8/0x310 [ 268.976859] ? smpboot_thread_fn+0x68b/0xa00 [ 268.981275] ? trace_hardirqs_on+0x310/0x310 [ 268.985706] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.991245] ? check_preemption_disabled+0x48/0x280 [ 268.996273] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.001838] ? takeover_tasklets+0xa90/0xa90 [ 269.006252] run_ksoftirqd+0x5e/0x100 [ 269.010070] smpboot_thread_fn+0x68b/0xa00 [ 269.014310] ? sort_range+0x30/0x30 [ 269.017934] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 269.023034] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.028570] ? __kthread_parkme+0xfb/0x1a0 [ 269.032807] ? sort_range+0x30/0x30 [ 269.036431] kthread+0x35a/0x440 [ 269.039817] ? kthread_stop+0x900/0x900 [ 269.043800] ret_from_fork+0x3a/0x50 [ 269.047527] warn_alloc_show_mem: 1 callbacks suppressed [ 269.047537] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 269.047539] Mem-Info: [ 269.047568] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 269.047568] active_file:14 inactive_file:13 isolated_file:0 [ 269.047568] unevictable:0 dirty:0 writeback:0 unstable:0 [ 269.047568] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 269.047568] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 269.047568] free:13782 free_pcp:155 free_cma:0 [ 269.052913] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 269.059752] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 269.062143] Call Trace: [ 269.095003] 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 [ 269.104358] dump_stack+0x244/0x39d [ 269.131830] lowmem_reserve[]: 0 2818 6321 6321 [ 269.134416] ? dump_stack_print_info.cold.1+0x20/0x20 [ 269.160500] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 269.164136] warn_alloc.cold.116+0xb7/0x1bd [ 269.168673] lowmem_reserve[]: 0 0 3503 3503 [ 269.173859] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 269.201249] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 269.205591] ? lock_downgrade+0x900/0x900 [ 269.209874] lowmem_reserve[]: 0 0 0 0 [ 269.214712] ? trace_hardirqs_off+0xb8/0x310 [ 269.243566] 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 [ 269.247739] ? trace_hardirqs_off+0xb8/0x310 [ 269.251503] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 269.255914] __alloc_pages_slowpath+0x26e8/0x2e10 [ 269.269402] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 269.273833] ? warn_alloc+0x120/0x120 [ 269.289047] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 269.293875] ? print_usage_bug+0xc0/0xc0 [ 269.309026] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 269.312810] ? warn_alloc+0x120/0x120 [ 269.321623] 165 total pagecache pages [ 269.325669] ? warn_alloc+0x120/0x120 [ 269.334223] 0 pages in swap cache [ 269.338006] ? print_usage_bug+0xc0/0xc0 [ 269.341779] Swap cache stats: add 0, delete 0, find 0/0 [ 269.341786] Free swap = 0kB [ 269.345574] ? print_usage_bug+0xc0/0xc0 [ 269.349000] Total swap = 0kB [ 269.353052] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.358384] 1965979 pages RAM [ 269.361392] ? should_fail+0x22d/0xd01 [ 269.365422] 0 pages HighMem/MovableOnly [ 269.365429] 342854 pages reserved [ 269.368439] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 269.373945] 0 pages cma reserved [ 269.377037] ? __lock_acquire+0x62f/0x4c20 [ 269.380971] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 269.384875] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 269.384887] ? __lock_acquire+0x62f/0x4c20 [ 269.384901] ? should_fail+0x22d/0xd01 [ 269.388377] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 269.393430] ? find_held_lock+0x36/0x1c0 [ 269.396780] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 269.401008] ? mark_held_locks+0x130/0x130 [ 269.443899] ? mark_held_locks+0x130/0x130 [ 269.448132] ? zap_class+0x640/0x640 [ 269.451843] ? zap_class+0x640/0x640 [ 269.455555] ? print_usage_bug+0xc0/0xc0 [ 269.459614] ? do_raw_spin_unlock+0xa7/0x330 [ 269.464020] ? zap_class+0x640/0x640 [ 269.467730] ? print_usage_bug+0xc0/0xc0 [ 269.471788] ? wq_watchdog_touch+0x9c/0xfe [ 269.476020] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.481554] ? check_preemption_disabled+0x48/0x280 [ 269.486572] ? __lock_is_held+0xb5/0x140 [ 269.490636] __alloc_pages_nodemask+0xa80/0xde0 [ 269.495302] ? zap_class+0x640/0x640 [ 269.499016] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 269.504039] ? find_held_lock+0x36/0x1c0 [ 269.508105] ? ____cache_alloc_node+0x1c7/0x1e0 [ 269.512771] ? lock_downgrade+0x900/0x900 [ 269.516923] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.522461] cache_grow_begin+0xa5/0x8c0 [ 269.526519] ? do_raw_spin_unlock+0xa7/0x330 [ 269.530930] fallback_alloc+0x204/0x2e0 [ 269.534906] ____cache_alloc_node+0x1c7/0x1e0 [ 269.539400] kmem_cache_alloc_node+0xe3/0x730 [ 269.543891] ? ipv6_get_ifaddr+0x42e/0x620 [ 269.548133] __alloc_skb+0x119/0x770 [ 269.551841] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 269.557118] ? netdev_alloc_frag+0x1f0/0x1f0 [ 269.561527] ? lock_downgrade+0x900/0x900 [ 269.565681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.571213] ? refcount_sub_and_test_checked+0x203/0x310 [ 269.576674] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 269.582120] ? addrconf_rs_timer+0x690/0x690 [ 269.586534] ndisc_alloc_skb+0x144/0x340 [ 269.590596] ndisc_send_rs+0x331/0x6e0 [ 269.594485] addrconf_rs_timer+0x314/0x690 [ 269.598727] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 269.602966] call_timer_fn+0x272/0x920 [ 269.606850] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 269.611080] ? process_timeout+0x40/0x40 [ 269.615145] ? __run_timers+0x7da/0xc70 [ 269.619118] ? _raw_spin_unlock_irq+0x27/0x80 [ 269.624998] ? _raw_spin_unlock_irq+0x27/0x80 [ 269.629487] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 269.633719] ? lockdep_hardirqs_on+0x296/0x5b0 [ 269.638299] ? trace_hardirqs_on+0xbd/0x310 [ 269.642620] ? kasan_check_read+0x11/0x20 [ 269.646762] ? __run_timers+0x7da/0xc70 [ 269.650738] ? trace_hardirqs_off_caller+0x310/0x310 [ 269.655838] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 269.660075] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 269.664302] __run_timers+0x7e5/0xc70 [ 269.668124] ? timer_fixup_init+0x70/0x70 [ 269.672271] ? _raw_spin_unlock_irq+0x27/0x80 [ 269.676765] ? _raw_spin_unlock_irq+0x27/0x80 [ 269.681263] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 269.685844] ? trace_hardirqs_on+0xbd/0x310 [ 269.690160] ? kasan_check_read+0x11/0x20 [ 269.694307] ? finish_task_switch+0x1f4/0x910 [ 269.698797] ? trace_hardirqs_off_caller+0x310/0x310 [ 269.703895] ? compat_start_thread+0x80/0x80 [ 269.708318] ? pvclock_read_flags+0x160/0x160 [ 269.712807] ? __switch_to_asm+0x34/0x70 [ 269.716865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.722403] ? check_preemption_disabled+0x48/0x280 [ 269.727422] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 269.732960] ? rcu_pm_notify+0xc0/0xc0 [ 269.736844] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.742377] ? check_preemption_disabled+0x48/0x280 [ 269.747394] run_timer_softirq+0x52/0xb0 [ 269.751450] ? rcu_read_lock_sched_held+0x14f/0x180 [ 269.756465] __do_softirq+0x308/0xb7e [ 269.760272] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 269.765370] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 269.770124] ? schedule+0x108/0x460 [ 269.773746] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 269.778512] ? trace_hardirqs_off+0xb8/0x310 [ 269.782922] ? smpboot_thread_fn+0x68b/0xa00 [ 269.787327] ? trace_hardirqs_on+0x310/0x310 [ 269.791734] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.797271] ? check_preemption_disabled+0x48/0x280 [ 269.802288] ? takeover_tasklets+0xa90/0xa90 [ 269.806693] run_ksoftirqd+0x5e/0x100 [ 269.810490] smpboot_thread_fn+0x68b/0xa00 [ 269.814723] ? sort_range+0x30/0x30 [ 269.818350] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 269.823449] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.828980] ? __kthread_parkme+0xfb/0x1a0 [ 269.833220] ? sort_range+0x30/0x30 [ 269.836845] kthread+0x35a/0x440 [ 269.840207] ? kthread_stop+0x900/0x900 [ 269.844224] ret_from_fork+0x3a/0x50 [ 269.847954] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 269.848031] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 269.854884] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 269.854888] Call Trace: [ 269.854906] dump_stack+0x244/0x39d [ 269.854927] ? dump_stack_print_info.cold.1+0x20/0x20 [ 269.861440] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 269.870772] warn_alloc.cold.116+0xb7/0x1bd [ 269.873321] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 269.876940] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 269.906228] ? lock_downgrade+0x900/0x900 [ 269.910382] ? trace_hardirqs_off+0xb8/0x310 [ 269.914792] ? trace_hardirqs_off+0xb8/0x310 [ 269.919203] __alloc_pages_slowpath+0x26e8/0x2e10 [ 269.924093] ? warn_alloc+0x120/0x120 [ 269.927892] ? print_usage_bug+0xc0/0xc0 [ 269.931953] ? warn_alloc+0x120/0x120 [ 269.935762] ? warn_alloc+0x120/0x120 [ 269.939562] ? print_usage_bug+0xc0/0xc0 [ 269.943626] ? print_usage_bug+0xc0/0xc0 [ 269.947693] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.953241] ? should_fail+0x22d/0xd01 [ 269.957130] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 269.962239] ? __lock_acquire+0x62f/0x4c20 [ 269.966472] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 269.971573] ? __lock_acquire+0x62f/0x4c20 [ 269.975804] ? should_fail+0x22d/0xd01 [ 269.979703] ? find_held_lock+0x36/0x1c0 [ 269.983777] ? mark_held_locks+0x130/0x130 [ 269.988016] ? mark_held_locks+0x130/0x130 [ 269.992247] ? zap_class+0x640/0x640 [ 269.995957] ? zap_class+0x640/0x640 [ 269.999667] ? print_usage_bug+0xc0/0xc0 [ 270.003735] ? do_raw_spin_unlock+0xa7/0x330 [ 270.008147] ? zap_class+0x640/0x640 [ 270.011856] ? print_usage_bug+0xc0/0xc0 [ 270.015912] ? wq_watchdog_touch+0x9c/0xfe [ 270.020148] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.025685] ? check_preemption_disabled+0x48/0x280 [ 270.030708] ? __lock_is_held+0xb5/0x140 [ 270.034779] __alloc_pages_nodemask+0xa80/0xde0 [ 270.039442] ? zap_class+0x640/0x640 [ 270.043155] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 270.048177] ? find_held_lock+0x36/0x1c0 [ 270.052248] ? ____cache_alloc_node+0x1c7/0x1e0 [ 270.056917] ? lock_downgrade+0x900/0x900 [ 270.061066] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.066620] cache_grow_begin+0xa5/0x8c0 [ 270.070677] ? do_raw_spin_unlock+0xa7/0x330 [ 270.075087] fallback_alloc+0x204/0x2e0 [ 270.079063] ____cache_alloc_node+0x1c7/0x1e0 [ 270.083558] kmem_cache_alloc_node+0xe3/0x730 [ 270.088050] ? ipv6_get_ifaddr+0x42e/0x620 [ 270.092294] __alloc_skb+0x119/0x770 [ 270.096003] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 270.101294] ? netdev_alloc_frag+0x1f0/0x1f0 [ 270.105700] ? lock_downgrade+0x900/0x900 [ 270.109858] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.115397] ? refcount_sub_and_test_checked+0x203/0x310 [ 270.120845] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 270.126291] ? addrconf_rs_timer+0x690/0x690 [ 270.130705] ndisc_alloc_skb+0x144/0x340 [ 270.134771] ndisc_send_rs+0x331/0x6e0 [ 270.138657] addrconf_rs_timer+0x314/0x690 [ 270.142891] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.147131] call_timer_fn+0x272/0x920 [ 270.151193] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.155452] ? process_timeout+0x40/0x40 [ 270.159515] ? __run_timers+0x7da/0xc70 [ 270.163491] ? _raw_spin_unlock_irq+0x27/0x80 [ 270.167980] ? _raw_spin_unlock_irq+0x27/0x80 [ 270.172474] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.176723] ? lockdep_hardirqs_on+0x296/0x5b0 [ 270.181327] ? trace_hardirqs_on+0xbd/0x310 [ 270.185649] ? kasan_check_read+0x11/0x20 [ 270.189793] ? __run_timers+0x7da/0xc70 [ 270.193763] ? trace_hardirqs_off_caller+0x310/0x310 [ 270.198868] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.203105] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.207333] __run_timers+0x7e5/0xc70 [ 270.211135] ? timer_fixup_init+0x70/0x70 [ 270.215281] ? compat_start_thread+0x80/0x80 [ 270.219689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.225310] ? _raw_spin_unlock_irq+0x60/0x80 [ 270.229804] ? finish_task_switch+0x1f4/0x910 [ 270.234295] ? finish_task_switch+0x1b4/0x910 [ 270.238785] ? __switch_to_asm+0x34/0x70 [ 270.242848] ? preempt_notifier_register+0x200/0x200 [ 270.247955] ? __switch_to_asm+0x34/0x70 [ 270.252012] ? __switch_to_asm+0x40/0x70 [ 270.256070] ? __switch_to_asm+0x34/0x70 [ 270.260126] ? __switch_to_asm+0x40/0x70 [ 270.264189] ? __switch_to_asm+0x34/0x70 [ 270.268247] ? __switch_to_asm+0x40/0x70 [ 270.272306] ? __switch_to_asm+0x40/0x70 [ 270.276372] ? pvclock_read_flags+0x160/0x160 [ 270.280875] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.286431] ? check_preemption_disabled+0x48/0x280 [ 270.291451] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 270.296990] ? rcu_pm_notify+0xc0/0xc0 [ 270.300876] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.306414] ? check_preemption_disabled+0x48/0x280 [ 270.311429] run_timer_softirq+0x52/0xb0 [ 270.315486] ? rcu_read_lock_sched_held+0x14f/0x180 [ 270.320503] __do_softirq+0x308/0xb7e [ 270.324306] ? retint_kernel+0x2d/0x2d [ 270.328199] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 270.333302] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 270.338760] ? schedule+0x108/0x460 [ 270.342384] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 270.347138] ? __schedule+0x21d0/0x21d0 [ 270.351113] ? trace_hardirqs_off+0xb8/0x310 [ 270.355518] ? smpboot_thread_fn+0x68b/0xa00 [ 270.359935] ? trace_hardirqs_on+0x310/0x310 [ 270.364339] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 270.369875] ? check_preemption_disabled+0x48/0x280 [ 270.374885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.380418] ? takeover_tasklets+0xa90/0xa90 [ 270.384824] run_ksoftirqd+0x5e/0x100 [ 270.388622] smpboot_thread_fn+0x68b/0xa00 [ 270.392857] ? sort_range+0x30/0x30 [ 270.396480] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 270.401579] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 270.407110] ? __kthread_parkme+0xfb/0x1a0 [ 270.411342] ? sort_range+0x30/0x30 [ 270.414962] kthread+0x35a/0x440 [ 270.418328] ? kthread_stop+0x900/0x900 [ 270.422302] ret_from_fork+0x3a/0x50 [ 270.426029] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 270.426033] warn_alloc_show_mem: 1 callbacks suppressed [ 270.426039] Mem-Info: [ 270.432878] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 270.438239] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 270.438239] active_file:14 inactive_file:13 isolated_file:0 [ 270.438239] unevictable:0 dirty:0 writeback:0 unstable:0 [ 270.438239] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 270.438239] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 270.438239] free:13782 free_pcp:155 free_cma:0 [ 270.440610] Call Trace: [ 270.449985] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 270.482846] dump_stack+0x244/0x39d [ 270.485408] 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 [ 270.512898] ? dump_stack_print_info.cold.1+0x20/0x20 [ 270.516510] lowmem_reserve[]: 0 2818 6321 6321 [ 270.542623] warn_alloc.cold.116+0xb7/0x1bd [ 270.547793] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 270.552368] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 270.556659] lowmem_reserve[]: 0 0 3503 3503 [ 270.584060] ? lock_downgrade+0x900/0x900 [ 270.588880] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 270.593200] ? trace_hardirqs_off+0xb8/0x310 [ 270.597311] lowmem_reserve[]: 0 0 0 0 [ 270.626671] ? trace_hardirqs_off+0xb8/0x310 [ 270.631056] 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 [ 270.634851] __alloc_pages_slowpath+0x26e8/0x2e10 [ 270.639230] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 270.652810] ? warn_alloc+0x120/0x120 [ 270.657601] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 270.672863] ? print_usage_bug+0xc0/0xc0 [ 270.676645] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 270.691715] ? warn_alloc+0x120/0x120 [ 270.695754] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 270.704573] ? warn_alloc+0x120/0x120 [ 270.708349] 165 total pagecache pages [ 270.716930] ? print_usage_bug+0xc0/0xc0 [ 270.720707] 0 pages in swap cache [ 270.724496] ? print_usage_bug+0xc0/0xc0 [ 270.728531] Swap cache stats: add 0, delete 0, find 0/0 [ 270.731973] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 270.736016] Free swap = 0kB [ 270.741366] ? should_fail+0x22d/0xd01 [ 270.746871] Total swap = 0kB [ 270.746878] 1965979 pages RAM [ 270.749884] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 270.753742] 0 pages HighMem/MovableOnly [ 270.753749] 342854 pages reserved [ 270.756754] ? __lock_acquire+0x62f/0x4c20 [ 270.759831] 0 pages cma reserved [ 270.765323] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 270.769329] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 270.772709] ? __lock_acquire+0x62f/0x4c20 [ 270.772723] ? should_fail+0x22d/0xd01 [ 270.777003] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 270.780287] ? find_held_lock+0x36/0x1c0 [ 270.785374] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 270.791858] ? mark_held_locks+0x130/0x130 [ 270.823713] ? mark_held_locks+0x130/0x130 [ 270.827962] ? zap_class+0x640/0x640 [ 270.831671] ? zap_class+0x640/0x640 [ 270.835383] ? print_usage_bug+0xc0/0xc0 [ 270.839439] ? do_raw_spin_unlock+0xa7/0x330 [ 270.843847] ? zap_class+0x640/0x640 [ 270.847558] ? print_usage_bug+0xc0/0xc0 [ 270.851615] ? wq_watchdog_touch+0x9c/0xfe [ 270.855848] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.861380] ? check_preemption_disabled+0x48/0x280 [ 270.866398] ? __lock_is_held+0xb5/0x140 [ 270.870460] __alloc_pages_nodemask+0xa80/0xde0 [ 270.875124] ? zap_class+0x640/0x640 [ 270.878851] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 270.883871] ? find_held_lock+0x36/0x1c0 [ 270.887936] ? ____cache_alloc_node+0x1c7/0x1e0 [ 270.892598] ? lock_downgrade+0x900/0x900 [ 270.896746] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.902283] cache_grow_begin+0xa5/0x8c0 [ 270.906338] ? do_raw_spin_unlock+0xa7/0x330 [ 270.910750] fallback_alloc+0x204/0x2e0 [ 270.914725] ____cache_alloc_node+0x1c7/0x1e0 [ 270.919224] kmem_cache_alloc_node+0xe3/0x730 [ 270.923738] ? ipv6_get_ifaddr+0x42e/0x620 [ 270.927975] __alloc_skb+0x119/0x770 [ 270.931682] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 270.936961] ? netdev_alloc_frag+0x1f0/0x1f0 [ 270.941363] ? lock_downgrade+0x900/0x900 [ 270.945513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.951047] ? refcount_sub_and_test_checked+0x203/0x310 [ 270.956499] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 270.961945] ? addrconf_rs_timer+0x690/0x690 [ 270.966357] ndisc_alloc_skb+0x144/0x340 [ 270.970415] ndisc_send_rs+0x331/0x6e0 [ 270.974303] addrconf_rs_timer+0x314/0x690 [ 270.978534] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.982773] call_timer_fn+0x272/0x920 [ 270.986659] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.990886] ? process_timeout+0x40/0x40 [ 270.994948] ? __run_timers+0x7da/0xc70 [ 270.998923] ? _raw_spin_unlock_irq+0x27/0x80 [ 271.003412] ? _raw_spin_unlock_irq+0x27/0x80 [ 271.007906] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.012145] ? lockdep_hardirqs_on+0x296/0x5b0 [ 271.016722] ? trace_hardirqs_on+0xbd/0x310 [ 271.021040] ? kasan_check_read+0x11/0x20 [ 271.025186] ? __run_timers+0x7da/0xc70 [ 271.029159] ? trace_hardirqs_off_caller+0x310/0x310 [ 271.034263] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.038501] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.042728] __run_timers+0x7e5/0xc70 [ 271.046530] ? timer_fixup_init+0x70/0x70 [ 271.050678] ? _raw_spin_unlock_irq+0x27/0x80 [ 271.055168] ? _raw_spin_unlock_irq+0x27/0x80 [ 271.059675] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 271.064280] ? trace_hardirqs_on+0xbd/0x310 [ 271.068598] ? kasan_check_read+0x11/0x20 [ 271.072748] ? finish_task_switch+0x1f4/0x910 [ 271.077240] ? trace_hardirqs_off_caller+0x310/0x310 [ 271.082341] ? compat_start_thread+0x80/0x80 [ 271.086765] ? pvclock_read_flags+0x160/0x160 [ 271.091259] ? __switch_to_asm+0x34/0x70 [ 271.095320] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.100852] ? check_preemption_disabled+0x48/0x280 [ 271.105872] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 271.111407] ? rcu_pm_notify+0xc0/0xc0 [ 271.115292] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.120826] ? check_preemption_disabled+0x48/0x280 [ 271.125844] run_timer_softirq+0x52/0xb0 [ 271.129901] ? rcu_read_lock_sched_held+0x14f/0x180 [ 271.134916] __do_softirq+0x308/0xb7e [ 271.138721] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 271.143819] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 271.148573] ? schedule+0x108/0x460 [ 271.152198] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 271.156955] ? trace_hardirqs_off+0xb8/0x310 [ 271.161370] ? smpboot_thread_fn+0x68b/0xa00 [ 271.165775] ? trace_hardirqs_on+0x310/0x310 [ 271.170193] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.175727] ? check_preemption_disabled+0x48/0x280 [ 271.180741] ? takeover_tasklets+0xa90/0xa90 [ 271.185150] run_ksoftirqd+0x5e/0x100 [ 271.188948] smpboot_thread_fn+0x68b/0xa00 [ 271.193183] ? sort_range+0x30/0x30 [ 271.196806] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 271.201907] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.207438] ? __kthread_parkme+0xfb/0x1a0 [ 271.211669] ? sort_range+0x30/0x30 [ 271.215292] kthread+0x35a/0x440 [ 271.218669] ? kthread_stop+0x900/0x900 [ 271.222642] ret_from_fork+0x3a/0x50 [ 271.226372] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 271.226430] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 271.233306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 271.239865] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 271.249122] Call Trace: [ 271.249142] dump_stack+0x244/0x39d [ 271.259428] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 271.262003] ? dump_stack_print_info.cold.1+0x20/0x20 [ 271.275445] warn_alloc.cold.116+0xb7/0x1bd [ 271.279766] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 271.284609] ? lock_downgrade+0x900/0x900 [ 271.288768] ? trace_hardirqs_off+0xb8/0x310 [ 271.293181] ? trace_hardirqs_off+0xb8/0x310 [ 271.297593] __alloc_pages_slowpath+0x26e8/0x2e10 [ 271.302464] ? warn_alloc+0x120/0x120 [ 271.306265] ? print_usage_bug+0xc0/0xc0 [ 271.310326] ? warn_alloc+0x120/0x120 [ 271.314130] ? warn_alloc+0x120/0x120 [ 271.317926] ? print_usage_bug+0xc0/0xc0 [ 271.321987] ? print_usage_bug+0xc0/0xc0 [ 271.326054] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.331585] ? should_fail+0x22d/0xd01 [ 271.335475] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 271.340578] ? __lock_acquire+0x62f/0x4c20 [ 271.344814] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 271.349914] ? __lock_acquire+0x62f/0x4c20 [ 271.354149] ? should_fail+0x22d/0xd01 [ 271.358029] ? find_held_lock+0x36/0x1c0 [ 271.362099] ? mark_held_locks+0x130/0x130 [ 271.366334] ? mark_held_locks+0x130/0x130 [ 271.370560] ? zap_class+0x640/0x640 [ 271.374275] ? mark_held_locks+0xc7/0x130 [ 271.378415] ? do_raw_spin_unlock+0xa7/0x330 [ 271.382832] ? zap_class+0x640/0x640 [ 271.386545] ? print_usage_bug+0xc0/0xc0 [ 271.390610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.396147] ? check_preemption_disabled+0x48/0x280 [ 271.401170] ? __lock_is_held+0xb5/0x140 [ 271.405248] __alloc_pages_nodemask+0xa80/0xde0 [ 271.409914] ? zap_class+0x640/0x640 [ 271.413630] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 271.418650] ? find_held_lock+0x36/0x1c0 [ 271.422718] ? ____cache_alloc_node+0x1c7/0x1e0 [ 271.427386] ? lock_downgrade+0x900/0x900 [ 271.431534] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.437071] cache_grow_begin+0xa5/0x8c0 [ 271.441133] ? do_raw_spin_unlock+0xa7/0x330 [ 271.445542] fallback_alloc+0x204/0x2e0 [ 271.449519] ____cache_alloc_node+0x1c7/0x1e0 [ 271.454031] kmem_cache_alloc_node+0xe3/0x730 [ 271.458525] ? ipv6_get_ifaddr+0x42e/0x620 [ 271.462764] __alloc_skb+0x119/0x770 [ 271.466476] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 271.471752] ? netdev_alloc_frag+0x1f0/0x1f0 [ 271.476157] ? lock_downgrade+0x900/0x900 [ 271.480309] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.485842] ? refcount_sub_and_test_checked+0x203/0x310 [ 271.491294] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 271.496740] ? addrconf_rs_timer+0x690/0x690 [ 271.501160] ndisc_alloc_skb+0x144/0x340 [ 271.505220] ndisc_send_rs+0x331/0x6e0 [ 271.509114] addrconf_rs_timer+0x314/0x690 [ 271.513347] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.517585] call_timer_fn+0x272/0x920 [ 271.521470] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.525707] ? process_timeout+0x40/0x40 [ 271.529769] ? __run_timers+0x7da/0xc70 [ 271.533746] ? _raw_spin_unlock_irq+0x27/0x80 [ 271.538236] ? _raw_spin_unlock_irq+0x27/0x80 [ 271.542724] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.546952] ? lockdep_hardirqs_on+0x296/0x5b0 [ 271.551530] ? trace_hardirqs_on+0xbd/0x310 [ 271.555849] ? kasan_check_read+0x11/0x20 [ 271.559991] ? __run_timers+0x7da/0xc70 [ 271.563965] ? trace_hardirqs_off_caller+0x310/0x310 [ 271.569066] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.573311] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.577539] __run_timers+0x7e5/0xc70 [ 271.581344] ? timer_fixup_init+0x70/0x70 [ 271.585509] ? compat_start_thread+0x80/0x80 [ 271.589919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.595460] ? _raw_spin_unlock_irq+0x60/0x80 [ 271.599967] ? finish_task_switch+0x1f4/0x910 [ 271.604456] ? finish_task_switch+0x1b4/0x910 [ 271.608949] ? __switch_to_asm+0x34/0x70 [ 271.613009] ? preempt_notifier_register+0x200/0x200 [ 271.618108] ? __switch_to_asm+0x34/0x70 [ 271.622166] ? __switch_to_asm+0x40/0x70 [ 271.626224] ? __switch_to_asm+0x34/0x70 [ 271.630280] ? __switch_to_asm+0x40/0x70 [ 271.634335] ? __switch_to_asm+0x34/0x70 [ 271.638392] ? __switch_to_asm+0x40/0x70 [ 271.642453] ? __switch_to_asm+0x40/0x70 [ 271.646992] ? pvclock_read_flags+0x160/0x160 [ 271.651487] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.657026] ? check_preemption_disabled+0x48/0x280 [ 271.662053] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 271.667606] ? rcu_pm_notify+0xc0/0xc0 [ 271.671490] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.677026] ? check_preemption_disabled+0x48/0x280 [ 271.682040] run_timer_softirq+0x52/0xb0 [ 271.686102] ? rcu_read_lock_sched_held+0x14f/0x180 [ 271.691459] __do_softirq+0x308/0xb7e [ 271.695262] ? retint_kernel+0x2d/0x2d [ 271.699150] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 271.704248] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 271.709698] ? schedule+0x108/0x460 [ 271.713322] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 271.718079] ? __schedule+0x21d0/0x21d0 [ 271.722052] ? trace_hardirqs_off+0xb8/0x310 [ 271.726465] ? smpboot_thread_fn+0x68b/0xa00 [ 271.730867] ? trace_hardirqs_on+0x310/0x310 [ 271.735276] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.740809] ? check_preemption_disabled+0x48/0x280 [ 271.745822] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.751355] ? takeover_tasklets+0xa90/0xa90 [ 271.755760] run_ksoftirqd+0x5e/0x100 [ 271.759554] smpboot_thread_fn+0x68b/0xa00 [ 271.763791] ? sort_range+0x30/0x30 [ 271.767415] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 271.772512] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.778048] ? __kthread_parkme+0xfb/0x1a0 [ 271.782293] ? sort_range+0x30/0x30 [ 271.785913] kthread+0x35a/0x440 [ 271.789274] ? kthread_stop+0x900/0x900 [ 271.793246] ret_from_fork+0x3a/0x50 [ 271.796968] warn_alloc_show_mem: 1 callbacks suppressed [ 271.796977] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 271.796979] Mem-Info: [ 271.797009] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 271.797009] active_file:14 inactive_file:13 isolated_file:0 [ 271.797009] unevictable:0 dirty:0 writeback:0 unstable:0 [ 271.797009] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 271.797009] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 271.797009] free:13782 free_pcp:155 free_cma:0 [ 271.802346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 271.809180] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 271.811576] Call Trace: [ 271.844436] 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 [ 271.853785] dump_stack+0x244/0x39d [ 271.881247] lowmem_reserve[]: 0 2818 6321 6321 [ 271.883834] ? dump_stack_print_info.cold.1+0x20/0x20 [ 271.909912] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 271.913541] warn_alloc.cold.116+0xb7/0x1bd [ 271.918087] lowmem_reserve[]: 0 0 3503 3503 [ 271.923269] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 271.950751] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 271.955088] ? lock_downgrade+0x900/0x900 [ 271.959376] lowmem_reserve[]: 0 0 0 0 [ 271.964218] ? trace_hardirqs_off+0xb8/0x310 [ 271.993073] 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 [ 271.997220] ? trace_hardirqs_off+0xb8/0x310 [ 272.000988] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 272.005392] __alloc_pages_slowpath+0x26e8/0x2e10 [ 272.018897] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 272.023322] ? warn_alloc+0x120/0x120 [ 272.038538] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 272.043363] ? print_usage_bug+0xc0/0xc0 [ 272.058425] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 272.062211] ? warn_alloc+0x120/0x120 [ 272.071020] 165 total pagecache pages [ 272.075080] ? warn_alloc+0x120/0x120 [ 272.083628] 0 pages in swap cache [ 272.087418] ? print_usage_bug+0xc0/0xc0 [ 272.091195] Swap cache stats: add 0, delete 0, find 0/0 [ 272.094980] ? print_usage_bug+0xc0/0xc0 [ 272.098406] Free swap = 0kB [ 272.102463] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 272.107787] Total swap = 0kB [ 272.111838] ? should_fail+0x22d/0xd01 [ 272.114827] 1965979 pages RAM [ 272.120350] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 272.123338] 0 pages HighMem/MovableOnly [ 272.127213] ? __lock_acquire+0x62f/0x4c20 [ 272.130285] 342854 pages reserved [ 272.130292] 0 pages cma reserved [ 272.135381] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 272.139383] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 272.143542] ? __lock_acquire+0x62f/0x4c20 [ 272.143553] ? should_fail+0x22d/0xd01 [ 272.143568] ? find_held_lock+0x36/0x1c0 [ 272.147114] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 272.150355] ? mark_held_locks+0x130/0x130 [ 272.155433] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 272.161916] ? mark_held_locks+0x130/0x130 [ 272.197441] ? zap_class+0x640/0x640 [ 272.201155] ? mark_held_locks+0xc7/0x130 [ 272.205298] ? do_raw_spin_unlock+0xa7/0x330 [ 272.209703] ? zap_class+0x640/0x640 [ 272.213412] ? print_usage_bug+0xc0/0xc0 [ 272.217471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.223003] ? check_preemption_disabled+0x48/0x280 [ 272.228041] ? __lock_is_held+0xb5/0x140 [ 272.232120] __alloc_pages_nodemask+0xa80/0xde0 [ 272.236782] ? zap_class+0x640/0x640 [ 272.240496] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 272.245518] ? find_held_lock+0x36/0x1c0 [ 272.249585] ? ____cache_alloc_node+0x1c7/0x1e0 [ 272.254249] ? lock_downgrade+0x900/0x900 [ 272.258400] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.263949] cache_grow_begin+0xa5/0x8c0 [ 272.268006] ? do_raw_spin_unlock+0xa7/0x330 [ 272.272427] fallback_alloc+0x204/0x2e0 [ 272.276405] ____cache_alloc_node+0x1c7/0x1e0 [ 272.280898] kmem_cache_alloc_node+0xe3/0x730 [ 272.285389] ? ipv6_get_ifaddr+0x42e/0x620 [ 272.289642] __alloc_skb+0x119/0x770 [ 272.293350] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 272.298627] ? netdev_alloc_frag+0x1f0/0x1f0 [ 272.303045] ? lock_downgrade+0x900/0x900 [ 272.307197] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.312731] ? refcount_sub_and_test_checked+0x203/0x310 [ 272.318179] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 272.323626] ? addrconf_rs_timer+0x690/0x690 [ 272.328048] ndisc_alloc_skb+0x144/0x340 [ 272.332109] ndisc_send_rs+0x331/0x6e0 [ 272.335994] addrconf_rs_timer+0x314/0x690 [ 272.340239] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.344478] call_timer_fn+0x272/0x920 [ 272.348359] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.352588] ? process_timeout+0x40/0x40 [ 272.356649] ? __run_timers+0x7da/0xc70 [ 272.360623] ? _raw_spin_unlock_irq+0x27/0x80 [ 272.365114] ? _raw_spin_unlock_irq+0x27/0x80 [ 272.369603] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.373833] ? lockdep_hardirqs_on+0x296/0x5b0 [ 272.378414] ? trace_hardirqs_on+0xbd/0x310 [ 272.382730] ? kasan_check_read+0x11/0x20 [ 272.386871] ? __run_timers+0x7da/0xc70 [ 272.390842] ? trace_hardirqs_off_caller+0x310/0x310 [ 272.395943] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.400179] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.404406] __run_timers+0x7e5/0xc70 [ 272.408212] ? timer_fixup_init+0x70/0x70 [ 272.412357] ? _raw_spin_unlock_irq+0x27/0x80 [ 272.416850] ? _raw_spin_unlock_irq+0x27/0x80 [ 272.421340] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 272.425916] ? trace_hardirqs_on+0xbd/0x310 [ 272.430231] ? kasan_check_read+0x11/0x20 [ 272.434374] ? finish_task_switch+0x1f4/0x910 [ 272.438870] ? trace_hardirqs_off_caller+0x310/0x310 [ 272.443966] ? compat_start_thread+0x80/0x80 [ 272.448391] ? pvclock_read_flags+0x160/0x160 [ 272.452879] ? __switch_to_asm+0x34/0x70 [ 272.456938] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.462470] ? check_preemption_disabled+0x48/0x280 [ 272.467495] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 272.473037] ? rcu_pm_notify+0xc0/0xc0 [ 272.476919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.482453] ? check_preemption_disabled+0x48/0x280 [ 272.487467] run_timer_softirq+0x52/0xb0 [ 272.491524] ? rcu_read_lock_sched_held+0x14f/0x180 [ 272.496533] __do_softirq+0x308/0xb7e [ 272.500340] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 272.505442] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 272.510196] ? schedule+0x108/0x460 [ 272.513817] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 272.518579] ? trace_hardirqs_off+0xb8/0x310 [ 272.522980] ? smpboot_thread_fn+0x68b/0xa00 [ 272.527391] ? trace_hardirqs_on+0x310/0x310 [ 272.531795] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 272.537328] ? check_preemption_disabled+0x48/0x280 [ 272.542340] ? takeover_tasklets+0xa90/0xa90 [ 272.546743] run_ksoftirqd+0x5e/0x100 [ 272.550537] smpboot_thread_fn+0x68b/0xa00 [ 272.554770] ? sort_range+0x30/0x30 [ 272.558394] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 272.563493] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 272.569032] ? __kthread_parkme+0xfb/0x1a0 [ 272.573267] ? sort_range+0x30/0x30 [ 272.576888] kthread+0x35a/0x440 [ 272.580252] ? kthread_stop+0x900/0x900 [ 272.584222] ret_from_fork+0x3a/0x50 [ 272.587958] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 272.588028] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 272.594891] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 272.594895] Call Trace: [ 272.594912] dump_stack+0x244/0x39d [ 272.594931] ? dump_stack_print_info.cold.1+0x20/0x20 [ 272.601479] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 272.610752] warn_alloc.cold.116+0xb7/0x1bd [ 272.610768] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 272.613471] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 272.617091] ? lock_downgrade+0x900/0x900 [ 272.617113] ? trace_hardirqs_off+0xb8/0x310 [ 272.655429] ? trace_hardirqs_off+0xb8/0x310 [ 272.659842] __alloc_pages_slowpath+0x26e8/0x2e10 [ 272.664713] ? warn_alloc+0x120/0x120 [ 272.668534] ? warn_alloc+0x120/0x120 [ 272.672338] ? warn_alloc+0x120/0x120 [ 272.676135] ? print_usage_bug+0xc0/0xc0 [ 272.680192] ? check_preemption_disabled+0x48/0x280 [ 272.685204] ? print_usage_bug+0xc0/0xc0 [ 272.689262] ? kasan_check_read+0x11/0x20 [ 272.693405] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 272.698674] ? rcu_softirq_qs+0x20/0x20 [ 272.702646] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 272.708179] ? should_fail+0x22d/0xd01 [ 272.712068] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 272.717166] ? __lock_acquire+0x62f/0x4c20 [ 272.721398] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 272.726503] ? __lock_acquire+0x62f/0x4c20 [ 272.730732] ? should_fail+0x22d/0xd01 [ 272.734624] ? mark_held_locks+0x130/0x130 [ 272.738861] ? mark_held_locks+0x130/0x130 [ 272.743093] ? __enqueue_entity+0x10d/0x1f0 [ 272.747414] ? zap_class+0x640/0x640 [ 272.751123] ? print_usage_bug+0xc0/0xc0 [ 272.755174] ? enqueue_entity+0x34b/0x20a0 [ 272.759422] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.764960] ? check_preemption_disabled+0x48/0x280 [ 272.769992] ? __lock_is_held+0xb5/0x140 [ 272.774057] __alloc_pages_nodemask+0xa80/0xde0 [ 272.778724] ? zap_class+0x640/0x640 [ 272.782439] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 272.787459] ? find_held_lock+0x36/0x1c0 [ 272.791529] ? ____cache_alloc_node+0x1c7/0x1e0 [ 272.796717] ? lock_downgrade+0x900/0x900 [ 272.800876] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.806415] cache_grow_begin+0xa5/0x8c0 [ 272.810472] ? do_raw_spin_unlock+0xa7/0x330 [ 272.814885] fallback_alloc+0x204/0x2e0 [ 272.818864] ____cache_alloc_node+0x1c7/0x1e0 [ 272.823358] kmem_cache_alloc_node+0xe3/0x730 [ 272.827849] ? ipv6_get_ifaddr+0x42e/0x620 [ 272.832086] __alloc_skb+0x119/0x770 [ 272.835797] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 272.841075] ? netdev_alloc_frag+0x1f0/0x1f0 [ 272.845477] ? lock_downgrade+0x900/0x900 [ 272.849629] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.855165] ? refcount_sub_and_test_checked+0x203/0x310 [ 272.860612] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 272.866059] ? addrconf_rs_timer+0x690/0x690 [ 272.870471] ndisc_alloc_skb+0x144/0x340 [ 272.874534] ndisc_send_rs+0x331/0x6e0 [ 272.878420] addrconf_rs_timer+0x314/0x690 [ 272.882653] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.886892] call_timer_fn+0x272/0x920 [ 272.890776] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.895005] ? process_timeout+0x40/0x40 [ 272.899069] ? __run_timers+0x7da/0xc70 [ 272.903042] ? _raw_spin_unlock_irq+0x27/0x80 [ 272.907534] ? _raw_spin_unlock_irq+0x27/0x80 [ 272.912035] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.916266] ? lockdep_hardirqs_on+0x296/0x5b0 [ 272.920843] ? trace_hardirqs_on+0xbd/0x310 [ 272.925160] ? kasan_check_read+0x11/0x20 [ 272.929315] ? __run_timers+0x7da/0xc70 [ 272.933288] ? trace_hardirqs_off_caller+0x310/0x310 [ 272.938396] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.942625] __run_timers+0x7e5/0xc70 [ 272.946433] ? timer_fixup_init+0x70/0x70 [ 272.950576] ? compat_start_thread+0x80/0x80 [ 272.954999] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.960541] ? _raw_spin_unlock_irq+0x60/0x80 [ 272.965035] ? finish_task_switch+0x1f4/0x910 [ 272.969523] ? finish_task_switch+0x1b4/0x910 [ 272.974022] ? __switch_to_asm+0x34/0x70 [ 272.978083] ? preempt_notifier_register+0x200/0x200 [ 272.983185] ? __switch_to_asm+0x34/0x70 [ 272.987243] ? __switch_to_asm+0x40/0x70 [ 272.991301] ? __switch_to_asm+0x34/0x70 [ 272.995361] ? __switch_to_asm+0x40/0x70 [ 272.999420] ? __switch_to_asm+0x34/0x70 [ 273.003482] ? __switch_to_asm+0x40/0x70 [ 273.007539] ? __switch_to_asm+0x40/0x70 [ 273.011602] ? pvclock_read_flags+0x160/0x160 [ 273.016094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.021631] ? check_preemption_disabled+0x48/0x280 [ 273.026652] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 273.032187] ? rcu_pm_notify+0xc0/0xc0 [ 273.036071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.041601] ? check_preemption_disabled+0x48/0x280 [ 273.046615] run_timer_softirq+0x52/0xb0 [ 273.050674] ? rcu_read_lock_sched_held+0x14f/0x180 [ 273.055684] __do_softirq+0x308/0xb7e [ 273.059487] ? retint_kernel+0x2d/0x2d [ 273.063374] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 273.068479] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 273.073932] ? schedule+0x108/0x460 [ 273.077568] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 273.082323] ? __schedule+0x21d0/0x21d0 [ 273.086296] ? trace_hardirqs_off+0xb8/0x310 [ 273.090700] ? smpboot_thread_fn+0x68b/0xa00 [ 273.095103] ? trace_hardirqs_on+0x310/0x310 [ 273.099510] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.105043] ? check_preemption_disabled+0x48/0x280 [ 273.110058] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.115590] ? takeover_tasklets+0xa90/0xa90 [ 273.119999] run_ksoftirqd+0x5e/0x100 [ 273.123807] smpboot_thread_fn+0x68b/0xa00 [ 273.128042] ? sort_range+0x30/0x30 [ 273.131665] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 273.136764] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.142298] ? __kthread_parkme+0xfb/0x1a0 [ 273.146533] ? sort_range+0x30/0x30 [ 273.150155] kthread+0x35a/0x440 [ 273.153520] ? kthread_stop+0x900/0x900 [ 273.157494] ret_from_fork+0x3a/0x50 [ 273.161214] warn_alloc_show_mem: 1 callbacks suppressed [ 273.161224] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 273.161225] Mem-Info: [ 273.161253] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 273.161253] active_file:14 inactive_file:13 isolated_file:0 [ 273.161253] unevictable:0 dirty:0 writeback:0 unstable:0 [ 273.161253] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 273.161253] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 273.161253] free:13782 free_pcp:155 free_cma:0 [ 273.166598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 273.173445] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 273.175840] Call Trace: [ 273.208699] 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 [ 273.218059] dump_stack+0x244/0x39d [ 273.245521] lowmem_reserve[]: 0 2818 6321 6321 [ 273.248107] ? dump_stack_print_info.cold.1+0x20/0x20 [ 273.274197] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 273.277825] warn_alloc.cold.116+0xb7/0x1bd [ 273.282371] lowmem_reserve[]: 0 0 3503 3503 [ 273.287550] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 273.314940] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 273.319258] ? lock_downgrade+0x900/0x900 [ 273.323549] lowmem_reserve[]: 0 0 0 0 [ 273.328413] ? trace_hardirqs_off+0xb8/0x310 [ 273.357441] 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 [ 273.361583] ? trace_hardirqs_off+0xb8/0x310 [ 273.365349] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 273.369746] ? noop_count+0x40/0x40 [ 273.383243] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 273.387645] __alloc_pages_slowpath+0x26e8/0x2e10 [ 273.402880] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 273.406505] ? check_usage+0x1aa/0x790 [ 273.421552] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 273.426379] ? warn_alloc+0x120/0x120 [ 273.435191] 165 total pagecache pages [ 273.439064] ? warn_alloc+0x120/0x120 [ 273.447617] 0 pages in swap cache [ 273.451398] ? __bfs+0x321/0x780 [ 273.455172] Swap cache stats: add 0, delete 0, find 0/0 [ 273.458967] ? print_usage_bug+0xc0/0xc0 [ 273.462391] Free swap = 0kB [ 273.465754] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.471082] Total swap = 0kB [ 273.475131] ? should_fail+0x22d/0xd01 [ 273.478125] 1965979 pages RAM [ 273.483650] ? trace_event_raw_event_lock_acquire+0x440/0x440 [ 273.486639] 0 pages HighMem/MovableOnly [ 273.490529] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 273.493600] 342854 pages reserved [ 273.493607] 0 pages cma reserved [ 273.499480] ? __lock_acquire+0x62f/0x4c20 [ 273.503487] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 273.508518] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 273.508531] ? should_fail+0x22d/0xd01 [ 273.508554] ? mark_held_locks+0x130/0x130 [ 273.512020] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 273.515349] ? mark_held_locks+0x130/0x130 [ 273.519556] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 273.526038] ? kasan_check_read+0x11/0x20 [ 273.562592] ? __lock_acquire+0x2aff/0x4c20 [ 273.566917] ? zap_class+0x640/0x640 [ 273.570634] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.576168] ? check_preemption_disabled+0x48/0x280 [ 273.581185] ? __lock_is_held+0xb5/0x140 [ 273.585247] __alloc_pages_nodemask+0xa80/0xde0 [ 273.589921] ? zap_class+0x640/0x640 [ 273.593640] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 273.598658] ? find_held_lock+0x36/0x1c0 [ 273.602725] ? ____cache_alloc_node+0x1c7/0x1e0 [ 273.607395] ? lock_downgrade+0x900/0x900 [ 273.611543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.617080] cache_grow_begin+0xa5/0x8c0 [ 273.621135] ? do_raw_spin_unlock+0xa7/0x330 [ 273.625543] fallback_alloc+0x204/0x2e0 [ 273.629517] ____cache_alloc_node+0x1c7/0x1e0 [ 273.634015] kmem_cache_alloc_node+0xe3/0x730 [ 273.638502] ? do_raw_spin_unlock+0xa7/0x330 [ 273.642919] ? do_raw_spin_trylock+0x270/0x270 [ 273.647514] __alloc_skb+0x119/0x770 [ 273.651231] ? netdev_alloc_frag+0x1f0/0x1f0 [ 273.655638] ? atomic_notifier_call_chain+0xc6/0x190 [ 273.660737] ? lock_downgrade+0x900/0x900 [ 273.664878] ? check_preemption_disabled+0x48/0x280 [ 273.669916] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 273.674851] ? kasan_check_read+0x11/0x20 [ 273.679080] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 273.684350] ? rcu_softirq_qs+0x20/0x20 [ 273.688317] ? kasan_check_read+0x11/0x20 [ 273.692463] ? do_raw_write_trylock+0x270/0x270 [ 273.697142] __neigh_notify+0x8c/0x160 [ 273.701025] ? neigh_connected_output+0x780/0x780 [ 273.705866] neigh_timer_handler+0x6cb/0xdf0 [ 273.710269] ? check_preemption_disabled+0x48/0x280 [ 273.715289] ? neigh_periodic_work+0xc60/0xc60 [ 273.719866] ? __lock_is_held+0xb5/0x140 [ 273.723944] call_timer_fn+0x272/0x920 [ 273.727826] ? neigh_periodic_work+0xc60/0xc60 [ 273.732400] ? process_timeout+0x40/0x40 [ 273.736464] ? __run_timers+0x7da/0xc70 [ 273.740441] ? _raw_spin_unlock_irq+0x27/0x80 [ 273.744935] ? _raw_spin_unlock_irq+0x27/0x80 [ 273.749425] ? neigh_periodic_work+0xc60/0xc60 [ 273.754003] ? lockdep_hardirqs_on+0x296/0x5b0 [ 273.758581] ? trace_hardirqs_on+0xbd/0x310 [ 273.762903] ? kasan_check_read+0x11/0x20 [ 273.767048] ? __run_timers+0x7da/0xc70 [ 273.771019] ? trace_hardirqs_off_caller+0x310/0x310 [ 273.776133] ? neigh_periodic_work+0xc60/0xc60 [ 273.780707] __run_timers+0x7e5/0xc70 [ 273.784512] ? timer_fixup_init+0x70/0x70 [ 273.788656] ? _raw_spin_unlock_irq+0x27/0x80 [ 273.793144] ? _raw_spin_unlock_irq+0x27/0x80 [ 273.797635] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 273.802228] ? trace_hardirqs_on+0xbd/0x310 [ 273.806543] ? kasan_check_read+0x11/0x20 [ 273.810685] ? finish_task_switch+0x1f4/0x910 [ 273.815175] ? trace_hardirqs_off_caller+0x310/0x310 [ 273.820274] ? compat_start_thread+0x80/0x80 [ 273.824697] ? pvclock_read_flags+0x160/0x160 [ 273.829189] ? __switch_to_asm+0x34/0x70 [ 273.833245] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.838781] ? check_preemption_disabled+0x48/0x280 [ 273.843801] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 273.849358] ? rcu_pm_notify+0xc0/0xc0 [ 273.853242] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.858775] ? check_preemption_disabled+0x48/0x280 [ 273.863790] run_timer_softirq+0x52/0xb0 [ 273.867846] ? rcu_read_lock_sched_held+0x14f/0x180 [ 273.872855] __do_softirq+0x308/0xb7e [ 273.876694] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 273.881807] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 273.886566] ? schedule+0x108/0x460 [ 273.890189] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 273.894959] ? trace_hardirqs_off+0xb8/0x310 [ 273.899363] ? smpboot_thread_fn+0x68b/0xa00 [ 273.903778] ? trace_hardirqs_on+0x310/0x310 [ 273.908194] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.913726] ? check_preemption_disabled+0x48/0x280 [ 273.918737] ? takeover_tasklets+0xa90/0xa90 [ 273.923140] run_ksoftirqd+0x5e/0x100 [ 273.926934] smpboot_thread_fn+0x68b/0xa00 [ 273.931171] ? sort_range+0x30/0x30 [ 273.934794] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 273.939904] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.945439] ? __kthread_parkme+0xfb/0x1a0 [ 273.949671] ? sort_range+0x30/0x30 [ 273.953291] kthread+0x35a/0x440 [ 273.956654] ? kthread_stop+0x900/0x900 [ 273.960628] ret_from_fork+0x3a/0x50 [ 273.964352] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 273.964456] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 273.971294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 273.981588] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 273.990923] Call Trace: [ 273.998150] dump_stack+0x244/0x39d [ 274.001775] ? dump_stack_print_info.cold.1+0x20/0x20 [ 274.006973] warn_alloc.cold.116+0xb7/0x1bd [ 274.011293] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 274.016134] ? lock_downgrade+0x900/0x900 [ 274.020284] ? trace_hardirqs_off+0xb8/0x310 [ 274.024692] ? trace_hardirqs_off+0xb8/0x310 [ 274.029120] __alloc_pages_slowpath+0x26e8/0x2e10 [ 274.033982] ? warn_alloc+0x120/0x120 [ 274.037782] ? print_usage_bug+0xc0/0xc0 [ 274.041843] ? warn_alloc+0x120/0x120 [ 274.045653] ? warn_alloc+0x120/0x120 [ 274.049451] ? print_usage_bug+0xc0/0xc0 [ 274.053510] ? print_usage_bug+0xc0/0xc0 [ 274.057581] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 274.063112] ? should_fail+0x22d/0xd01 [ 274.066997] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 274.072097] ? __lock_acquire+0x62f/0x4c20 [ 274.076504] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 274.081601] ? __lock_acquire+0x62f/0x4c20 [ 274.085833] ? should_fail+0x22d/0xd01 [ 274.089716] ? find_held_lock+0x36/0x1c0 [ 274.093784] ? mark_held_locks+0x130/0x130 [ 274.098192] ? mark_held_locks+0x130/0x130 [ 274.102420] ? zap_class+0x640/0x640 [ 274.106131] ? zap_class+0x640/0x640 [ 274.109842] ? print_usage_bug+0xc0/0xc0 [ 274.113903] ? do_raw_spin_unlock+0xa7/0x330 [ 274.118307] ? zap_class+0x640/0x640 [ 274.122015] ? print_usage_bug+0xc0/0xc0 [ 274.126075] ? wq_watchdog_touch+0x9c/0xfe [ 274.130308] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.135858] ? check_preemption_disabled+0x48/0x280 [ 274.140892] ? __lock_is_held+0xb5/0x140 [ 274.144954] __alloc_pages_nodemask+0xa80/0xde0 [ 274.149616] ? zap_class+0x640/0x640 [ 274.153328] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 274.158350] ? find_held_lock+0x36/0x1c0 [ 274.162425] ? ____cache_alloc_node+0x1c7/0x1e0 [ 274.167094] ? lock_downgrade+0x900/0x900 [ 274.171243] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.176801] cache_grow_begin+0xa5/0x8c0 [ 274.180857] ? do_raw_spin_unlock+0xa7/0x330 [ 274.185275] fallback_alloc+0x204/0x2e0 [ 274.189253] ____cache_alloc_node+0x1c7/0x1e0 [ 274.193755] kmem_cache_alloc_node+0xe3/0x730 [ 274.198244] ? ipv6_get_ifaddr+0x42e/0x620 [ 274.202481] __alloc_skb+0x119/0x770 [ 274.206192] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 274.211468] ? netdev_alloc_frag+0x1f0/0x1f0 [ 274.215877] ? lock_downgrade+0x900/0x900 [ 274.220027] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.225564] ? refcount_sub_and_test_checked+0x203/0x310 [ 274.231012] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 274.236459] ? addrconf_rs_timer+0x690/0x690 [ 274.240877] ndisc_alloc_skb+0x144/0x340 [ 274.244936] ndisc_send_rs+0x331/0x6e0 [ 274.248822] addrconf_rs_timer+0x314/0x690 [ 274.253066] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 274.257313] call_timer_fn+0x272/0x920 [ 274.261202] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 274.265434] ? process_timeout+0x40/0x40 [ 274.269495] ? __run_timers+0x7da/0xc70 [ 274.273469] ? _raw_spin_unlock_irq+0x27/0x80 [ 274.277959] ? _raw_spin_unlock_irq+0x27/0x80 [ 274.282450] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 274.286678] ? lockdep_hardirqs_on+0x296/0x5b0 [ 274.291259] ? trace_hardirqs_on+0xbd/0x310 [ 274.295576] ? kasan_check_read+0x11/0x20 [ 274.299752] ? __run_timers+0x7da/0xc70 [ 274.303729] ? trace_hardirqs_off_caller+0x310/0x310 [ 274.308829] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 274.313071] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 274.317297] __run_timers+0x7e5/0xc70 [ 274.321101] ? timer_fixup_init+0x70/0x70 [ 274.325247] ? compat_start_thread+0x80/0x80 [ 274.329655] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.335195] ? _raw_spin_unlock_irq+0x60/0x80 [ 274.339709] ? finish_task_switch+0x1f4/0x910 [ 274.344197] ? finish_task_switch+0x1b4/0x910 [ 274.348690] ? __switch_to_asm+0x34/0x70 [ 274.352750] ? preempt_notifier_register+0x200/0x200 [ 274.357858] ? __switch_to_asm+0x34/0x70 [ 274.361916] ? __switch_to_asm+0x40/0x70 [ 274.365972] ? __switch_to_asm+0x34/0x70 [ 274.370046] ? __switch_to_asm+0x40/0x70 [ 274.374102] ? __switch_to_asm+0x34/0x70 [ 274.378162] ? __switch_to_asm+0x40/0x70 [ 274.382221] ? __switch_to_asm+0x40/0x70 [ 274.386284] ? pvclock_read_flags+0x160/0x160 [ 274.390778] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.396311] ? check_preemption_disabled+0x48/0x280 [ 274.401334] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 274.406880] ? rcu_pm_notify+0xc0/0xc0 [ 274.410771] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.416303] ? check_preemption_disabled+0x48/0x280 [ 274.421318] run_timer_softirq+0x52/0xb0 [ 274.425376] ? rcu_read_lock_sched_held+0x14f/0x180 [ 274.430387] __do_softirq+0x308/0xb7e [ 274.434186] ? retint_kernel+0x2d/0x2d [ 274.438072] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 274.443169] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 274.448620] ? schedule+0x108/0x460 [ 274.452243] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 274.456994] ? __schedule+0x21d0/0x21d0 [ 274.460967] ? trace_hardirqs_off+0xb8/0x310 [ 274.465375] ? smpboot_thread_fn+0x68b/0xa00 [ 274.469779] ? trace_hardirqs_on+0x310/0x310 [ 274.474182] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 274.479718] ? check_preemption_disabled+0x48/0x280 [ 274.484728] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.490258] ? takeover_tasklets+0xa90/0xa90 [ 274.494664] run_ksoftirqd+0x5e/0x100 [ 274.498459] smpboot_thread_fn+0x68b/0xa00 [ 274.502691] ? sort_range+0x30/0x30 [ 274.506319] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 274.511417] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 274.516966] ? __kthread_parkme+0xfb/0x1a0 [ 274.521198] ? sort_range+0x30/0x30 [ 274.524819] kthread+0x35a/0x440 [ 274.528191] ? kthread_stop+0x900/0x900 [ 274.532162] ret_from_fork+0x3a/0x50 [ 274.535883] warn_alloc_show_mem: 1 callbacks suppressed [ 274.535892] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 274.535894] Mem-Info: [ 274.535921] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 274.535921] active_file:14 inactive_file:13 isolated_file:0 [ 274.535921] unevictable:0 dirty:0 writeback:0 unstable:0 [ 274.535921] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 274.535921] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 274.535921] free:13782 free_pcp:155 free_cma:0 [ 274.541257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 274.541264] Call Trace: [ 274.548135] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 274.550522] dump_stack+0x244/0x39d [ 274.583371] 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 [ 274.592722] ? dump_stack_print_info.cold.1+0x20/0x20 [ 274.595281] lowmem_reserve[]: 0 2818 6321 6321 [ 274.622795] warn_alloc.cold.116+0xb7/0x1bd [ 274.626788] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 274.652921] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 274.658069] lowmem_reserve[]: 0 0 3503 3503 [ 274.662647] ? lock_downgrade+0x900/0x900 [ 274.666941] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 274.694361] ? trace_hardirqs_off+0xb8/0x310 [ 274.699172] lowmem_reserve[]: 0 0 0 0 [ 274.703493] ? trace_hardirqs_off+0xb8/0x310 [ 274.707612] 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 [ 274.737625] __alloc_pages_slowpath+0x26e8/0x2e10 [ 274.742006] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 274.745825] ? warn_alloc+0x120/0x120 [ 274.750174] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 274.764223] ? warn_alloc+0x120/0x120 [ 274.769057] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 274.784299] ? __bfs+0x321/0x780 [ 274.788099] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 274.803496] ? warn_alloc+0x120/0x120 [ 274.807269] 165 total pagecache pages [ 274.816097] ? print_usage_bug+0xc0/0xc0 [ 274.819446] 0 pages in swap cache [ 274.828002] ? print_usage_bug+0xc0/0xc0 [ 274.831782] Swap cache stats: add 0, delete 0, find 0/0 [ 274.835566] ? print_usage_bug+0xc0/0xc0 [ 274.839616] Free swap = 0kB [ 274.843062] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 274.847088] Total swap = 0kB [ 274.852437] ? should_fail+0x22d/0xd01 [ 274.856470] 1965979 pages RAM [ 274.859469] ? should_fail+0x22d/0xd01 [ 274.859486] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 274.864991] 0 pages HighMem/MovableOnly [ 274.864998] 342854 pages reserved [ 274.868004] ? __lock_acquire+0x62f/0x4c20 [ 274.871865] 0 pages cma reserved [ 274.874957] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 274.878882] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 274.883916] ? __lock_acquire+0x62f/0x4c20 [ 274.883929] ? should_fail+0x22d/0xd01 [ 274.883943] ? should_fail+0x22d/0xd01 [ 274.887952] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 274.891352] ? mark_held_locks+0x130/0x130 [ 274.895558] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 274.898915] ? mark_held_locks+0x130/0x130 [ 274.945836] ? zap_class+0x640/0x640 [ 274.949547] ? kasan_check_read+0x11/0x20 [ 274.953691] ? __lock_acquire+0x2aff/0x4c20 [ 274.958015] ? zap_class+0x640/0x640 [ 274.961723] ? print_usage_bug+0xc0/0xc0 [ 274.965785] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.971330] ? check_preemption_disabled+0x48/0x280 [ 274.976357] ? __lock_is_held+0xb5/0x140 [ 274.980436] __alloc_pages_nodemask+0xa80/0xde0 [ 274.985100] ? zap_class+0x640/0x640 [ 274.988828] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 274.993855] ? find_held_lock+0x36/0x1c0 [ 274.997918] ? ____cache_alloc_node+0x1c7/0x1e0 [ 275.002582] ? lock_downgrade+0x900/0x900 [ 275.006734] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.012274] cache_grow_begin+0xa5/0x8c0 [ 275.016333] ? do_raw_spin_unlock+0xa7/0x330 [ 275.020759] fallback_alloc+0x204/0x2e0 [ 275.024739] ____cache_alloc_node+0x1c7/0x1e0 [ 275.029238] kmem_cache_alloc_node+0xe3/0x730 [ 275.033733] ? ipv6_get_ifaddr+0x42e/0x620 [ 275.037980] __alloc_skb+0x119/0x770 [ 275.041692] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 275.046967] ? netdev_alloc_frag+0x1f0/0x1f0 [ 275.051373] ? lock_downgrade+0x900/0x900 [ 275.055522] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.061059] ? refcount_sub_and_test_checked+0x203/0x310 [ 275.066507] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 275.071951] ? addrconf_rs_timer+0x690/0x690 [ 275.076367] ndisc_alloc_skb+0x144/0x340 [ 275.080430] ndisc_send_rs+0x331/0x6e0 [ 275.084317] addrconf_rs_timer+0x314/0x690 [ 275.088549] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.092816] call_timer_fn+0x272/0x920 [ 275.096700] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.100930] ? process_timeout+0x40/0x40 [ 275.104990] ? __run_timers+0x7da/0xc70 [ 275.108968] ? _raw_spin_unlock_irq+0x27/0x80 [ 275.113457] ? _raw_spin_unlock_irq+0x27/0x80 [ 275.117944] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.122189] ? lockdep_hardirqs_on+0x296/0x5b0 [ 275.126766] ? trace_hardirqs_on+0xbd/0x310 [ 275.131091] ? kasan_check_read+0x11/0x20 [ 275.135237] ? __run_timers+0x7da/0xc70 [ 275.139209] ? trace_hardirqs_off_caller+0x310/0x310 [ 275.144317] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.148544] __run_timers+0x7e5/0xc70 [ 275.152349] ? timer_fixup_init+0x70/0x70 [ 275.156505] ? _raw_spin_unlock_irq+0x27/0x80 [ 275.160994] ? _raw_spin_unlock_irq+0x27/0x80 [ 275.165485] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 275.170061] ? trace_hardirqs_on+0xbd/0x310 [ 275.174375] ? kasan_check_read+0x11/0x20 [ 275.178519] ? finish_task_switch+0x1f4/0x910 [ 275.183010] ? trace_hardirqs_off_caller+0x310/0x310 [ 275.188109] ? compat_start_thread+0x80/0x80 [ 275.192544] ? pvclock_read_flags+0x160/0x160 [ 275.197034] ? __switch_to_asm+0x34/0x70 [ 275.201094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.206628] ? check_preemption_disabled+0x48/0x280 [ 275.211648] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 275.217186] ? rcu_pm_notify+0xc0/0xc0 [ 275.221073] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.226605] ? check_preemption_disabled+0x48/0x280 [ 275.231626] run_timer_softirq+0x52/0xb0 [ 275.235682] ? rcu_read_lock_sched_held+0x14f/0x180 [ 275.240710] __do_softirq+0x308/0xb7e [ 275.244534] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 275.249631] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 275.254385] ? schedule+0x108/0x460 [ 275.258008] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 275.262782] ? trace_hardirqs_off+0xb8/0x310 [ 275.267193] ? smpboot_thread_fn+0x68b/0xa00 [ 275.271600] ? trace_hardirqs_on+0x310/0x310 [ 275.276099] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 275.281722] ? check_preemption_disabled+0x48/0x280 [ 275.286737] ? takeover_tasklets+0xa90/0xa90 [ 275.291147] run_ksoftirqd+0x5e/0x100 [ 275.294942] smpboot_thread_fn+0x68b/0xa00 [ 275.299184] ? sort_range+0x30/0x30 [ 275.302828] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 275.307930] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 275.313463] ? __kthread_parkme+0xfb/0x1a0 [ 275.317696] ? sort_range+0x30/0x30 [ 275.321316] kthread+0x35a/0x440 [ 275.324680] ? kthread_stop+0x900/0x900 [ 275.328650] ret_from_fork+0x3a/0x50 [ 275.332376] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 275.332438] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 275.339311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 275.339317] Call Trace: [ 275.339333] dump_stack+0x244/0x39d [ 275.339353] ? dump_stack_print_info.cold.1+0x20/0x20 [ 275.345891] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 275.355194] warn_alloc.cold.116+0xb7/0x1bd [ 275.357746] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 275.361368] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 275.390615] ? lock_downgrade+0x900/0x900 [ 275.394771] ? trace_hardirqs_off+0xb8/0x310 [ 275.399180] ? trace_hardirqs_off+0xb8/0x310 [ 275.403599] __alloc_pages_slowpath+0x26e8/0x2e10 [ 275.408459] ? warn_alloc+0x120/0x120 [ 275.412257] ? print_usage_bug+0xc0/0xc0 [ 275.416326] ? warn_alloc+0x120/0x120 [ 275.420126] ? warn_alloc+0x120/0x120 [ 275.423927] ? print_usage_bug+0xc0/0xc0 [ 275.427986] ? print_usage_bug+0xc0/0xc0 [ 275.432060] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 275.437593] ? should_fail+0x22d/0xd01 [ 275.441478] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 275.446575] ? __lock_acquire+0x62f/0x4c20 [ 275.450822] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 275.455921] ? __lock_acquire+0x62f/0x4c20 [ 275.460163] ? should_fail+0x22d/0xd01 [ 275.464062] ? find_held_lock+0x36/0x1c0 [ 275.468131] ? mark_held_locks+0x130/0x130 [ 275.472365] ? mark_held_locks+0x130/0x130 [ 275.476591] ? zap_class+0x640/0x640 [ 275.480307] ? zap_class+0x640/0x640 [ 275.484019] ? print_usage_bug+0xc0/0xc0 [ 275.488072] ? do_raw_spin_unlock+0xa7/0x330 [ 275.492479] ? zap_class+0x640/0x640 [ 275.496187] ? print_usage_bug+0xc0/0xc0 [ 275.500255] ? wq_watchdog_touch+0x9c/0xfe [ 275.504543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.510079] ? check_preemption_disabled+0x48/0x280 [ 275.515100] ? __lock_is_held+0xb5/0x140 [ 275.519166] __alloc_pages_nodemask+0xa80/0xde0 [ 275.523829] ? zap_class+0x640/0x640 [ 275.527544] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 275.532566] ? find_held_lock+0x36/0x1c0 [ 275.536648] ? ____cache_alloc_node+0x1c7/0x1e0 [ 275.541313] ? lock_downgrade+0x900/0x900 [ 275.545466] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.551006] cache_grow_begin+0xa5/0x8c0 [ 275.555062] ? do_raw_spin_unlock+0xa7/0x330 [ 275.559475] fallback_alloc+0x204/0x2e0 [ 275.563453] ____cache_alloc_node+0x1c7/0x1e0 [ 275.567948] kmem_cache_alloc_node+0xe3/0x730 [ 275.572442] ? ipv6_get_ifaddr+0x42e/0x620 [ 275.576682] __alloc_skb+0x119/0x770 [ 275.580389] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 275.585670] ? netdev_alloc_frag+0x1f0/0x1f0 [ 275.590072] ? lock_downgrade+0x900/0x900 [ 275.594223] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.599760] ? refcount_sub_and_test_checked+0x203/0x310 [ 275.605214] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 275.610658] ? addrconf_rs_timer+0x690/0x690 [ 275.615070] ndisc_alloc_skb+0x144/0x340 [ 275.619131] ndisc_send_rs+0x331/0x6e0 [ 275.623024] addrconf_rs_timer+0x314/0x690 [ 275.627260] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.631511] call_timer_fn+0x272/0x920 [ 275.635394] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.639626] ? process_timeout+0x40/0x40 [ 275.643690] ? __run_timers+0x7da/0xc70 [ 275.647667] ? _raw_spin_unlock_irq+0x27/0x80 [ 275.652158] ? _raw_spin_unlock_irq+0x27/0x80 [ 275.656645] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.660878] ? lockdep_hardirqs_on+0x296/0x5b0 [ 275.665458] ? trace_hardirqs_on+0xbd/0x310 [ 275.669778] ? kasan_check_read+0x11/0x20 [ 275.673922] ? __run_timers+0x7da/0xc70 [ 275.677894] ? trace_hardirqs_off_caller+0x310/0x310 [ 275.682997] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.687231] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.691477] __run_timers+0x7e5/0xc70 [ 275.695283] ? timer_fixup_init+0x70/0x70 [ 275.699423] ? compat_start_thread+0x80/0x80 [ 275.703830] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.709366] ? _raw_spin_unlock_irq+0x60/0x80 [ 275.713863] ? finish_task_switch+0x1f4/0x910 [ 275.718352] ? finish_task_switch+0x1b4/0x910 [ 275.722858] ? __switch_to_asm+0x34/0x70 [ 275.726942] ? preempt_notifier_register+0x200/0x200 [ 275.732063] ? __switch_to_asm+0x34/0x70 [ 275.736121] ? __switch_to_asm+0x40/0x70 [ 275.740178] ? __switch_to_asm+0x34/0x70 [ 275.744246] ? __switch_to_asm+0x40/0x70 [ 275.748304] ? __switch_to_asm+0x34/0x70 [ 275.752361] ? __switch_to_asm+0x40/0x70 [ 275.756417] ? __switch_to_asm+0x40/0x70 [ 275.760480] ? pvclock_read_flags+0x160/0x160 [ 275.764975] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.770513] ? check_preemption_disabled+0x48/0x280 [ 275.775542] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 275.781097] ? rcu_pm_notify+0xc0/0xc0 [ 275.784980] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.790516] ? check_preemption_disabled+0x48/0x280 [ 275.795529] run_timer_softirq+0x52/0xb0 [ 275.799585] ? rcu_read_lock_sched_held+0x14f/0x180 [ 275.804600] __do_softirq+0x308/0xb7e [ 275.808398] ? retint_kernel+0x2d/0x2d [ 275.812284] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 275.817382] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 275.822835] ? schedule+0x108/0x460 [ 275.826455] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 275.831208] ? __schedule+0x21d0/0x21d0 [ 275.835184] ? trace_hardirqs_off+0xb8/0x310 [ 275.839590] ? smpboot_thread_fn+0x68b/0xa00 [ 275.843995] ? trace_hardirqs_on+0x310/0x310 [ 275.848403] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 275.853938] ? check_preemption_disabled+0x48/0x280 [ 275.858948] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.864496] ? takeover_tasklets+0xa90/0xa90 [ 275.868903] run_ksoftirqd+0x5e/0x100 [ 275.872703] smpboot_thread_fn+0x68b/0xa00 [ 275.876946] ? sort_range+0x30/0x30 [ 275.880576] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 275.885676] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 275.891209] ? __kthread_parkme+0xfb/0x1a0 [ 275.895444] ? sort_range+0x30/0x30 [ 275.899067] kthread+0x35a/0x440 [ 275.902429] ? kthread_stop+0x900/0x900 [ 275.906403] ret_from_fork+0x3a/0x50 [ 275.910152] warn_alloc_show_mem: 1 callbacks suppressed [ 275.910161] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 275.910163] Mem-Info: [ 275.910192] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 275.910192] active_file:14 inactive_file:13 isolated_file:0 [ 275.910192] unevictable:0 dirty:0 writeback:0 unstable:0 [ 275.910192] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 275.910192] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 275.910192] free:13782 free_pcp:155 free_cma:0 [ 275.915531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 275.922370] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 275.924761] Call Trace: [ 275.957619] 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 [ 275.966965] dump_stack+0x244/0x39d [ 275.994441] lowmem_reserve[]: 0 2818 6321 6321 [ 275.997031] ? dump_stack_print_info.cold.1+0x20/0x20 [ 276.023109] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 276.026748] warn_alloc.cold.116+0xb7/0x1bd [ 276.031286] lowmem_reserve[]: 0 0 3503 3503 [ 276.036474] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 276.063855] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 276.068168] ? lock_downgrade+0x900/0x900 [ 276.072458] lowmem_reserve[]: 0 0 0 0 [ 276.077294] ? trace_hardirqs_off+0xb8/0x310 [ 276.106238] 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 [ 276.110381] ? trace_hardirqs_off+0xb8/0x310 [ 276.114157] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 276.118563] __alloc_pages_slowpath+0x26e8/0x2e10 [ 276.132154] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 276.136592] ? warn_alloc+0x120/0x120 [ 276.151810] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 276.156636] ? print_usage_bug+0xc0/0xc0 [ 276.171707] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 276.175496] ? warn_alloc+0x120/0x120 [ 276.184302] 165 total pagecache pages [ 276.188352] ? __bfs+0x321/0x780 [ 276.196907] 0 pages in swap cache [ 276.200694] ? warn_alloc+0x120/0x120 [ 276.204476] Swap cache stats: add 0, delete 0, find 0/0 [ 276.207825] ? print_usage_bug+0xc0/0xc0 [ 276.211251] Free swap = 0kB [ 276.215043] ? print_usage_bug+0xc0/0xc0 [ 276.220378] Total swap = 0kB [ 276.224447] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 276.227433] 1965979 pages RAM [ 276.231481] ? should_fail+0x22d/0xd01 [ 276.234473] 0 pages HighMem/MovableOnly [ 276.239999] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 276.243072] 342854 pages reserved [ 276.243079] 0 pages cma reserved [ 276.246953] ? __lock_acquire+0x62f/0x4c20 [ 276.250963] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 276.255989] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 276.256001] ? __lock_acquire+0x62f/0x4c20 [ 276.256015] ? should_fail+0x22d/0xd01 [ 276.259486] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 276.262800] ? find_held_lock+0x36/0x1c0 [ 276.267006] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 276.273491] ? mark_held_locks+0x130/0x130 [ 276.309874] ? mark_held_locks+0x130/0x130 [ 276.314106] ? zap_class+0x640/0x640 [ 276.317818] ? mark_held_locks+0xc7/0x130 [ 276.321958] ? do_raw_spin_unlock+0xa7/0x330 [ 276.326360] ? zap_class+0x640/0x640 [ 276.330070] ? print_usage_bug+0xc0/0xc0 [ 276.334146] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.339680] ? check_preemption_disabled+0x48/0x280 [ 276.344719] ? __lock_is_held+0xb5/0x140 [ 276.348783] __alloc_pages_nodemask+0xa80/0xde0 [ 276.353448] ? zap_class+0x640/0x640 [ 276.357166] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 276.362187] ? find_held_lock+0x36/0x1c0 [ 276.366267] ? ____cache_alloc_node+0x1c7/0x1e0 [ 276.370935] ? lock_downgrade+0x900/0x900 [ 276.375086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.380625] cache_grow_begin+0xa5/0x8c0 [ 276.384679] ? do_raw_spin_unlock+0xa7/0x330 [ 276.389097] fallback_alloc+0x204/0x2e0 [ 276.393070] ____cache_alloc_node+0x1c7/0x1e0 [ 276.397564] kmem_cache_alloc_node+0xe3/0x730 [ 276.402053] ? ipv6_get_ifaddr+0x42e/0x620 [ 276.406292] __alloc_skb+0x119/0x770 [ 276.410002] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 276.415278] ? netdev_alloc_frag+0x1f0/0x1f0 [ 276.419679] ? lock_downgrade+0x900/0x900 [ 276.423837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.429386] ? refcount_sub_and_test_checked+0x203/0x310 [ 276.434834] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 276.440287] ? addrconf_rs_timer+0x690/0x690 [ 276.444714] ndisc_alloc_skb+0x144/0x340 [ 276.448790] ndisc_send_rs+0x331/0x6e0 [ 276.452684] addrconf_rs_timer+0x314/0x690 [ 276.456924] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 276.461178] call_timer_fn+0x272/0x920 [ 276.465062] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 276.469295] ? process_timeout+0x40/0x40 [ 276.473357] ? __run_timers+0x7da/0xc70 [ 276.477332] ? _raw_spin_unlock_irq+0x27/0x80 [ 276.481825] ? _raw_spin_unlock_irq+0x27/0x80 [ 276.486329] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 276.490565] ? lockdep_hardirqs_on+0x296/0x5b0 [ 276.495147] ? trace_hardirqs_on+0xbd/0x310 [ 276.499463] ? kasan_check_read+0x11/0x20 [ 276.503606] ? __run_timers+0x7da/0xc70 [ 276.507580] ? trace_hardirqs_off_caller+0x310/0x310 [ 276.512688] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 276.516929] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 276.521160] __run_timers+0x7e5/0xc70 [ 276.524964] ? timer_fixup_init+0x70/0x70 [ 276.529109] ? _raw_spin_unlock_irq+0x27/0x80 [ 276.533599] ? _raw_spin_unlock_irq+0x27/0x80 [ 276.538089] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 276.542669] ? trace_hardirqs_on+0xbd/0x310 [ 276.546996] ? kasan_check_read+0x11/0x20 [ 276.551144] ? finish_task_switch+0x1f4/0x910 [ 276.555640] ? trace_hardirqs_off_caller+0x310/0x310 [ 276.560745] ? compat_start_thread+0x80/0x80 [ 276.565169] ? pvclock_read_flags+0x160/0x160 [ 276.569663] ? __switch_to_asm+0x34/0x70 [ 276.573731] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.579263] ? check_preemption_disabled+0x48/0x280 [ 276.584282] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 276.589814] ? rcu_pm_notify+0xc0/0xc0 [ 276.593710] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.599242] ? check_preemption_disabled+0x48/0x280 [ 276.604258] run_timer_softirq+0x52/0xb0 [ 276.608315] ? rcu_read_lock_sched_held+0x14f/0x180 [ 276.613332] __do_softirq+0x308/0xb7e [ 276.617137] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 276.622322] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 276.627590] ? schedule+0x108/0x460 [ 276.631215] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 276.636000] ? trace_hardirqs_off+0xb8/0x310 [ 276.640408] ? smpboot_thread_fn+0x68b/0xa00 [ 276.644814] ? trace_hardirqs_on+0x310/0x310 [ 276.649223] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 276.654845] ? check_preemption_disabled+0x48/0x280 [ 276.659857] ? takeover_tasklets+0xa90/0xa90 [ 276.664265] run_ksoftirqd+0x5e/0x100 [ 276.668060] smpboot_thread_fn+0x68b/0xa00 [ 276.672292] ? sort_range+0x30/0x30 [ 276.675930] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 276.681114] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 276.686670] ? __kthread_parkme+0xfb/0x1a0 [ 276.690906] ? sort_range+0x30/0x30 [ 276.694527] kthread+0x35a/0x440 [ 276.697894] ? kthread_stop+0x900/0x900 [ 276.701872] ret_from_fork+0x3a/0x50 [ 276.705600] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 276.705671] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 276.712529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 276.712536] Call Trace: [ 276.719088] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 276.728357] dump_stack+0x244/0x39d [ 276.730913] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 276.741212] ? dump_stack_print_info.cold.1+0x20/0x20 [ 276.754685] warn_alloc.cold.116+0xb7/0x1bd [ 276.759009] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 276.763853] ? lock_downgrade+0x900/0x900 [ 276.768003] ? trace_hardirqs_off+0xb8/0x310 [ 276.772411] ? trace_hardirqs_off+0xb8/0x310 [ 276.776821] __alloc_pages_slowpath+0x26e8/0x2e10 [ 276.781689] ? warn_alloc+0x120/0x120 [ 276.785491] ? print_usage_bug+0xc0/0xc0 [ 276.789549] ? warn_alloc+0x120/0x120 [ 276.793872] ? warn_alloc+0x120/0x120 [ 276.797676] ? print_usage_bug+0xc0/0xc0 [ 276.801737] ? print_usage_bug+0xc0/0xc0 [ 276.805819] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 276.811371] ? should_fail+0x22d/0xd01 [ 276.815290] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 276.820412] ? __lock_acquire+0x62f/0x4c20 [ 276.824657] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 276.829755] ? __lock_acquire+0x62f/0x4c20 [ 276.833983] ? should_fail+0x22d/0xd01 [ 276.837863] ? find_held_lock+0x36/0x1c0 [ 276.841926] ? mark_held_locks+0x130/0x130 [ 276.846160] ? mark_held_locks+0x130/0x130 [ 276.850393] ? zap_class+0x640/0x640 [ 276.854101] ? zap_class+0x640/0x640 [ 276.857812] ? print_usage_bug+0xc0/0xc0 [ 276.861871] ? do_raw_spin_unlock+0xa7/0x330 [ 276.866276] ? zap_class+0x640/0x640 [ 276.869987] ? print_usage_bug+0xc0/0xc0 [ 276.874042] ? wq_watchdog_touch+0x9c/0xfe [ 276.878286] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.883827] ? check_preemption_disabled+0x48/0x280 [ 276.888848] ? __lock_is_held+0xb5/0x140 [ 276.892920] __alloc_pages_nodemask+0xa80/0xde0 [ 276.897588] ? zap_class+0x640/0x640 [ 276.901301] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 276.906339] ? find_held_lock+0x36/0x1c0 [ 276.910405] ? ____cache_alloc_node+0x1c7/0x1e0 [ 276.915071] ? lock_downgrade+0x900/0x900 [ 276.919220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.924756] cache_grow_begin+0xa5/0x8c0 [ 276.928814] ? do_raw_spin_unlock+0xa7/0x330 [ 276.933232] fallback_alloc+0x204/0x2e0 [ 276.937209] ____cache_alloc_node+0x1c7/0x1e0 [ 276.941715] kmem_cache_alloc_node+0xe3/0x730 [ 276.946206] ? ipv6_get_ifaddr+0x42e/0x620 [ 276.950447] __alloc_skb+0x119/0x770 [ 276.954165] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 276.959439] ? netdev_alloc_frag+0x1f0/0x1f0 [ 276.963846] ? lock_downgrade+0x900/0x900 [ 276.967996] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.973528] ? refcount_sub_and_test_checked+0x203/0x310 [ 276.978975] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 276.984420] ? addrconf_rs_timer+0x690/0x690 [ 276.988833] ndisc_alloc_skb+0x144/0x340 [ 276.992895] ndisc_send_rs+0x331/0x6e0 [ 276.996784] addrconf_rs_timer+0x314/0x690 [ 277.001017] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.005260] call_timer_fn+0x272/0x920 [ 277.009145] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.013397] ? process_timeout+0x40/0x40 [ 277.017462] ? __run_timers+0x7da/0xc70 [ 277.021442] ? _raw_spin_unlock_irq+0x27/0x80 [ 277.025933] ? _raw_spin_unlock_irq+0x27/0x80 [ 277.030425] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.034666] ? lockdep_hardirqs_on+0x296/0x5b0 [ 277.039250] ? trace_hardirqs_on+0xbd/0x310 [ 277.043567] ? kasan_check_read+0x11/0x20 [ 277.047708] ? __run_timers+0x7da/0xc70 [ 277.051683] ? trace_hardirqs_off_caller+0x310/0x310 [ 277.056801] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.061035] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.065265] __run_timers+0x7e5/0xc70 [ 277.069073] ? timer_fixup_init+0x70/0x70 [ 277.073214] ? compat_start_thread+0x80/0x80 [ 277.077620] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.083167] ? _raw_spin_unlock_irq+0x60/0x80 [ 277.087663] ? finish_task_switch+0x1f4/0x910 [ 277.092157] ? finish_task_switch+0x1b4/0x910 [ 277.096654] ? __switch_to_asm+0x34/0x70 [ 277.100717] ? preempt_notifier_register+0x200/0x200 [ 277.105815] ? __switch_to_asm+0x34/0x70 [ 277.109870] ? __switch_to_asm+0x40/0x70 [ 277.113927] ? __switch_to_asm+0x34/0x70 [ 277.117990] ? __switch_to_asm+0x40/0x70 [ 277.122044] ? __switch_to_asm+0x34/0x70 [ 277.126102] ? __switch_to_asm+0x40/0x70 [ 277.130161] ? __switch_to_asm+0x40/0x70 [ 277.134225] ? pvclock_read_flags+0x160/0x160 [ 277.138729] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.144279] ? check_preemption_disabled+0x48/0x280 [ 277.149299] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 277.154831] ? rcu_pm_notify+0xc0/0xc0 [ 277.158715] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.164253] ? check_preemption_disabled+0x48/0x280 [ 277.169271] run_timer_softirq+0x52/0xb0 [ 277.173328] ? rcu_read_lock_sched_held+0x14f/0x180 [ 277.178343] __do_softirq+0x308/0xb7e [ 277.182149] ? retint_kernel+0x2d/0x2d [ 277.186062] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 277.191161] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 277.196611] ? schedule+0x108/0x460 [ 277.200244] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 277.204997] ? __schedule+0x21d0/0x21d0 [ 277.208972] ? trace_hardirqs_off+0xb8/0x310 [ 277.213376] ? smpboot_thread_fn+0x68b/0xa00 [ 277.217777] ? trace_hardirqs_on+0x310/0x310 [ 277.222181] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.227714] ? check_preemption_disabled+0x48/0x280 [ 277.232727] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.238260] ? takeover_tasklets+0xa90/0xa90 [ 277.242666] run_ksoftirqd+0x5e/0x100 [ 277.246461] smpboot_thread_fn+0x68b/0xa00 [ 277.250697] ? sort_range+0x30/0x30 [ 277.254326] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 277.259424] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.264960] ? __kthread_parkme+0xfb/0x1a0 [ 277.269192] ? sort_range+0x30/0x30 [ 277.272816] kthread+0x35a/0x440 [ 277.276181] ? kthread_stop+0x900/0x900 [ 277.280156] ret_from_fork+0x3a/0x50 [ 277.283881] warn_alloc_show_mem: 1 callbacks suppressed [ 277.283890] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 277.283892] Mem-Info: [ 277.283920] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 277.283920] active_file:14 inactive_file:13 isolated_file:0 [ 277.283920] unevictable:0 dirty:0 writeback:0 unstable:0 [ 277.283920] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 277.283920] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 277.283920] free:13782 free_pcp:155 free_cma:0 [ 277.289262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 277.296098] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 277.298485] Call Trace: [ 277.331342] 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 [ 277.340689] dump_stack+0x244/0x39d [ 277.368158] lowmem_reserve[]: 0 2818 6321 6321 [ 277.370740] ? dump_stack_print_info.cold.1+0x20/0x20 [ 277.396832] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 277.400459] warn_alloc.cold.116+0xb7/0x1bd [ 277.405001] lowmem_reserve[]: 0 0 3503 3503 [ 277.410193] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 277.437573] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 277.441899] ? lock_downgrade+0x900/0x900 [ 277.446205] lowmem_reserve[]: 0 0 0 0 [ 277.451056] ? trace_hardirqs_off+0xb8/0x310 [ 277.480013] 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 [ 277.484158] ? trace_hardirqs_off+0xb8/0x310 [ 277.487922] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 277.492356] __alloc_pages_slowpath+0x26e8/0x2e10 [ 277.505860] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 277.510283] ? warn_alloc+0x120/0x120 [ 277.525497] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 277.530325] ? print_usage_bug+0xc0/0xc0 [ 277.545385] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 277.549167] ? warn_alloc+0x120/0x120 [ 277.557976] 165 total pagecache pages [ 277.562371] ? __bfs+0x321/0x780 [ 277.570922] 0 pages in swap cache [ 277.574703] ? warn_alloc+0x120/0x120 [ 277.578483] Swap cache stats: add 0, delete 0, find 0/0 [ 277.581832] ? print_usage_bug+0xc0/0xc0 [ 277.585260] Free swap = 0kB [ 277.589066] ? print_usage_bug+0xc0/0xc0 [ 277.594396] Total swap = 0kB [ 277.594403] 1965979 pages RAM [ 277.598461] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.601441] 0 pages HighMem/MovableOnly [ 277.601448] 342854 pages reserved [ 277.605512] ? should_fail+0x22d/0xd01 [ 277.608505] 0 pages cma reserved [ 277.611612] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 277.617177] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 277.621086] ? __lock_acquire+0x62f/0x4c20 [ 277.624607] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 277.628410] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 277.631751] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 277.636841] ? __lock_acquire+0x62f/0x4c20 [ 277.636856] ? should_fail+0x22d/0xd01 [ 277.675667] ? find_held_lock+0x36/0x1c0 [ 277.679730] ? mark_held_locks+0x130/0x130 [ 277.683968] ? mark_held_locks+0x130/0x130 [ 277.688202] ? zap_class+0x640/0x640 [ 277.691916] ? mark_held_locks+0xc7/0x130 [ 277.696061] ? do_raw_spin_unlock+0xa7/0x330 [ 277.700463] ? zap_class+0x640/0x640 [ 277.704171] ? print_usage_bug+0xc0/0xc0 [ 277.708231] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.713769] ? check_preemption_disabled+0x48/0x280 [ 277.718790] ? __lock_is_held+0xb5/0x140 [ 277.722854] __alloc_pages_nodemask+0xa80/0xde0 [ 277.727520] ? zap_class+0x640/0x640 [ 277.731232] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 277.736251] ? find_held_lock+0x36/0x1c0 [ 277.740316] ? ____cache_alloc_node+0x1c7/0x1e0 [ 277.744982] ? lock_downgrade+0x900/0x900 [ 277.749130] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.754668] cache_grow_begin+0xa5/0x8c0 [ 277.758722] ? do_raw_spin_unlock+0xa7/0x330 [ 277.763133] fallback_alloc+0x204/0x2e0 [ 277.767106] ____cache_alloc_node+0x1c7/0x1e0 [ 277.771614] kmem_cache_alloc_node+0xe3/0x730 [ 277.776103] ? ipv6_get_ifaddr+0x42e/0x620 [ 277.780358] __alloc_skb+0x119/0x770 [ 277.784066] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 277.789344] ? netdev_alloc_frag+0x1f0/0x1f0 [ 277.793755] ? lock_downgrade+0x900/0x900 [ 277.797914] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.803446] ? refcount_sub_and_test_checked+0x203/0x310 [ 277.808893] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 277.814348] ? addrconf_rs_timer+0x690/0x690 [ 277.818759] ndisc_alloc_skb+0x144/0x340 [ 277.822818] ndisc_send_rs+0x331/0x6e0 [ 277.826708] addrconf_rs_timer+0x314/0x690 [ 277.830942] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.835184] call_timer_fn+0x272/0x920 [ 277.839065] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.843296] ? process_timeout+0x40/0x40 [ 277.847356] ? __run_timers+0x7da/0xc70 [ 277.851332] ? _raw_spin_unlock_irq+0x27/0x80 [ 277.855824] ? _raw_spin_unlock_irq+0x27/0x80 [ 277.860313] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.864542] ? lockdep_hardirqs_on+0x296/0x5b0 [ 277.869126] ? trace_hardirqs_on+0xbd/0x310 [ 277.873446] ? kasan_check_read+0x11/0x20 [ 277.877595] ? __run_timers+0x7da/0xc70 [ 277.881576] ? trace_hardirqs_off_caller+0x310/0x310 [ 277.886682] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.890916] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.895235] __run_timers+0x7e5/0xc70 [ 277.899049] ? timer_fixup_init+0x70/0x70 [ 277.903195] ? _raw_spin_unlock_irq+0x27/0x80 [ 277.907685] ? _raw_spin_unlock_irq+0x27/0x80 [ 277.912180] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 277.916755] ? trace_hardirqs_on+0xbd/0x310 [ 277.921086] ? kasan_check_read+0x11/0x20 [ 277.925236] ? finish_task_switch+0x1f4/0x910 [ 277.929744] ? trace_hardirqs_off_caller+0x310/0x310 [ 277.934842] ? compat_start_thread+0x80/0x80 [ 277.939265] ? pvclock_read_flags+0x160/0x160 [ 277.943755] ? __switch_to_asm+0x34/0x70 [ 277.947820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.953358] ? check_preemption_disabled+0x48/0x280 [ 277.958379] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 277.963935] ? rcu_pm_notify+0xc0/0xc0 [ 277.967822] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.973354] ? check_preemption_disabled+0x48/0x280 [ 277.978370] run_timer_softirq+0x52/0xb0 [ 277.982426] ? rcu_read_lock_sched_held+0x14f/0x180 [ 277.987435] __do_softirq+0x308/0xb7e [ 277.991241] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 277.996338] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 278.001094] ? schedule+0x108/0x460 [ 278.004717] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 278.009478] ? trace_hardirqs_off+0xb8/0x310 [ 278.013881] ? smpboot_thread_fn+0x68b/0xa00 [ 278.018285] ? trace_hardirqs_on+0x310/0x310 [ 278.022693] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 278.028225] ? check_preemption_disabled+0x48/0x280 [ 278.033237] ? takeover_tasklets+0xa90/0xa90 [ 278.037643] run_ksoftirqd+0x5e/0x100 [ 278.041438] smpboot_thread_fn+0x68b/0xa00 [ 278.045670] ? sort_range+0x30/0x30 [ 278.049293] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 278.054389] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 278.059924] ? __kthread_parkme+0xfb/0x1a0 [ 278.064157] ? sort_range+0x30/0x30 [ 278.067780] kthread+0x35a/0x440 [ 278.071151] ? kthread_stop+0x900/0x900 [ 278.075132] ret_from_fork+0x3a/0x50 [ 278.078858] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 278.078921] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 278.085785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 278.085790] Call Trace: [ 278.085807] dump_stack+0x244/0x39d [ 278.085826] ? dump_stack_print_info.cold.1+0x20/0x20 [ 278.092338] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 278.101645] warn_alloc.cold.116+0xb7/0x1bd [ 278.104195] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 278.107813] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 278.137089] ? lock_downgrade+0x900/0x900 [ 278.141248] ? trace_hardirqs_off+0xb8/0x310 [ 278.145658] ? trace_hardirqs_off+0xb8/0x310 [ 278.150245] __alloc_pages_slowpath+0x26e8/0x2e10 [ 278.155115] ? warn_alloc+0x120/0x120 [ 278.158913] ? print_usage_bug+0xc0/0xc0 [ 278.162971] ? warn_alloc+0x120/0x120 [ 278.166775] ? warn_alloc+0x120/0x120 [ 278.170578] ? print_usage_bug+0xc0/0xc0 [ 278.174640] ? print_usage_bug+0xc0/0xc0 [ 278.178705] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 278.184238] ? should_fail+0x22d/0xd01 [ 278.188126] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 278.193226] ? __lock_acquire+0x62f/0x4c20 [ 278.197462] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 278.202565] ? __lock_acquire+0x62f/0x4c20 [ 278.206794] ? should_fail+0x22d/0xd01 [ 278.210681] ? find_held_lock+0x36/0x1c0 [ 278.214745] ? mark_held_locks+0x130/0x130 [ 278.218982] ? mark_held_locks+0x130/0x130 [ 278.223209] ? zap_class+0x640/0x640 [ 278.226932] ? mark_held_locks+0xc7/0x130 [ 278.231091] ? do_raw_spin_unlock+0xa7/0x330 [ 278.235496] ? zap_class+0x640/0x640 [ 278.239206] ? print_usage_bug+0xc0/0xc0 [ 278.243266] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.248799] ? check_preemption_disabled+0x48/0x280 [ 278.253819] ? __lock_is_held+0xb5/0x140 [ 278.257879] __alloc_pages_nodemask+0xa80/0xde0 [ 278.262550] ? zap_class+0x640/0x640 [ 278.266265] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 278.271288] ? find_held_lock+0x36/0x1c0 [ 278.275354] ? ____cache_alloc_node+0x1c7/0x1e0 [ 278.280023] ? lock_downgrade+0x900/0x900 [ 278.284178] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.289714] cache_grow_begin+0xa5/0x8c0 [ 278.293773] ? do_raw_spin_unlock+0xa7/0x330 [ 278.298198] fallback_alloc+0x204/0x2e0 [ 278.302520] ____cache_alloc_node+0x1c7/0x1e0 [ 278.307024] kmem_cache_alloc_node+0xe3/0x730 [ 278.311519] ? ipv6_get_ifaddr+0x42e/0x620 [ 278.315763] __alloc_skb+0x119/0x770 [ 278.319474] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 278.324766] ? netdev_alloc_frag+0x1f0/0x1f0 [ 278.329168] ? lock_downgrade+0x900/0x900 [ 278.333319] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.338859] ? refcount_sub_and_test_checked+0x203/0x310 [ 278.344307] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 278.349760] ? addrconf_rs_timer+0x690/0x690 [ 278.354177] ndisc_alloc_skb+0x144/0x340 [ 278.358240] ndisc_send_rs+0x331/0x6e0 [ 278.362126] addrconf_rs_timer+0x314/0x690 [ 278.366362] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.370601] call_timer_fn+0x272/0x920 [ 278.374483] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.378717] ? process_timeout+0x40/0x40 [ 278.382781] ? __run_timers+0x7da/0xc70 [ 278.386753] ? _raw_spin_unlock_irq+0x27/0x80 [ 278.391243] ? _raw_spin_unlock_irq+0x27/0x80 [ 278.395730] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.399961] ? lockdep_hardirqs_on+0x296/0x5b0 [ 278.404557] ? trace_hardirqs_on+0xbd/0x310 [ 278.408874] ? kasan_check_read+0x11/0x20 [ 278.413016] ? __run_timers+0x7da/0xc70 [ 278.416989] ? trace_hardirqs_off_caller+0x310/0x310 [ 278.422090] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.426323] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.430557] __run_timers+0x7e5/0xc70 [ 278.434361] ? timer_fixup_init+0x70/0x70 [ 278.438501] ? compat_start_thread+0x80/0x80 [ 278.442919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.448457] ? _raw_spin_unlock_irq+0x60/0x80 [ 278.452972] ? finish_task_switch+0x1f4/0x910 [ 278.457464] ? finish_task_switch+0x1b4/0x910 [ 278.461955] ? __switch_to_asm+0x34/0x70 [ 278.466014] ? preempt_notifier_register+0x200/0x200 [ 278.471116] ? __switch_to_asm+0x34/0x70 [ 278.475172] ? __switch_to_asm+0x40/0x70 [ 278.479227] ? __switch_to_asm+0x34/0x70 [ 278.483282] ? __switch_to_asm+0x40/0x70 [ 278.487338] ? __switch_to_asm+0x34/0x70 [ 278.491397] ? __switch_to_asm+0x40/0x70 [ 278.495451] ? __switch_to_asm+0x40/0x70 [ 278.499528] ? pvclock_read_flags+0x160/0x160 [ 278.504022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.509564] ? check_preemption_disabled+0x48/0x280 [ 278.514586] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 278.520121] ? rcu_pm_notify+0xc0/0xc0 [ 278.524004] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.529542] ? check_preemption_disabled+0x48/0x280 [ 278.534566] run_timer_softirq+0x52/0xb0 [ 278.538624] ? rcu_read_lock_sched_held+0x14f/0x180 [ 278.543637] __do_softirq+0x308/0xb7e [ 278.547435] ? retint_kernel+0x2d/0x2d [ 278.551319] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 278.556416] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 278.561865] ? schedule+0x108/0x460 [ 278.565486] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 278.570243] ? __schedule+0x21d0/0x21d0 [ 278.574218] ? trace_hardirqs_off+0xb8/0x310 [ 278.578622] ? smpboot_thread_fn+0x68b/0xa00 [ 278.583031] ? trace_hardirqs_on+0x310/0x310 [ 278.587435] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 278.592966] ? check_preemption_disabled+0x48/0x280 [ 278.597976] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.603514] ? takeover_tasklets+0xa90/0xa90 [ 278.607918] run_ksoftirqd+0x5e/0x100 [ 278.611714] smpboot_thread_fn+0x68b/0xa00 [ 278.615963] ? sort_range+0x30/0x30 [ 278.619592] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 278.624695] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 278.630658] ? __kthread_parkme+0xfb/0x1a0 [ 278.634892] ? sort_range+0x30/0x30 [ 278.638518] kthread+0x35a/0x440 [ 278.641883] ? kthread_stop+0x900/0x900 [ 278.645859] ret_from_fork+0x3a/0x50 [ 278.649584] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 278.649589] warn_alloc_show_mem: 1 callbacks suppressed [ 278.649596] Mem-Info: [ 278.656431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 278.661798] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 278.661798] active_file:14 inactive_file:13 isolated_file:0 [ 278.661798] unevictable:0 dirty:0 writeback:0 unstable:0 [ 278.661798] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 278.661798] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 278.661798] free:13782 free_pcp:155 free_cma:0 [ 278.664164] Call Trace: [ 278.673548] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 278.706398] dump_stack+0x244/0x39d [ 278.708955] 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 [ 278.736447] ? dump_stack_print_info.cold.1+0x20/0x20 [ 278.740046] lowmem_reserve[]: 0 2818 6321 6321 [ 278.766771] warn_alloc.cold.116+0xb7/0x1bd [ 278.771953] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 278.776542] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 278.780831] lowmem_reserve[]: 0 0 3503 3503 [ 278.808572] ? lock_downgrade+0x900/0x900 [ 278.813385] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 278.817700] ? trace_hardirqs_off+0xb8/0x310 [ 278.821809] lowmem_reserve[]: 0 0 0 0 [ 278.850692] ? trace_hardirqs_off+0xb8/0x310 [ 278.855072] 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 [ 278.858872] __alloc_pages_slowpath+0x26e8/0x2e10 [ 278.863258] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 278.876791] ? warn_alloc+0x120/0x120 [ 278.881581] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 278.896854] ? print_usage_bug+0xc0/0xc0 [ 278.900735] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 278.915816] ? warn_alloc+0x120/0x120 [ 278.919855] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 278.928684] ? __bfs+0x321/0x780 [ 278.932470] 165 total pagecache pages [ 278.941041] ? warn_alloc+0x120/0x120 [ 278.944388] 0 pages in swap cache [ 278.948173] ? print_usage_bug+0xc0/0xc0 [ 278.952035] Swap cache stats: add 0, delete 0, find 0/0 [ 278.955484] ? print_usage_bug+0xc0/0xc0 [ 278.959516] Free swap = 0kB [ 278.964873] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 278.968908] Total swap = 0kB [ 278.971919] ? should_fail+0x22d/0xd01 [ 278.977426] 1965979 pages RAM [ 278.980448] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 278.984309] 0 pages HighMem/MovableOnly [ 278.987513] ? __lock_acquire+0x62f/0x4c20 [ 278.992580] 342854 pages reserved [ 278.992587] 0 pages cma reserved [ 278.996552] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 279.000815] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 279.004195] ? __lock_acquire+0x62f/0x4c20 [ 279.004207] ? should_fail+0x22d/0xd01 [ 279.004222] ? find_held_lock+0x36/0x1c0 [ 279.007609] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 279.012660] ? mark_held_locks+0x130/0x130 [ 279.019126] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 279.023350] ? mark_held_locks+0x130/0x130 [ 279.054642] ? zap_class+0x640/0x640 [ 279.058357] ? zap_class+0x640/0x640 [ 279.062074] ? print_usage_bug+0xc0/0xc0 [ 279.066132] ? do_raw_spin_unlock+0xa7/0x330 [ 279.070551] ? zap_class+0x640/0x640 [ 279.074259] ? print_usage_bug+0xc0/0xc0 [ 279.078314] ? wq_watchdog_touch+0x9c/0xfe [ 279.082553] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.088085] ? check_preemption_disabled+0x48/0x280 [ 279.093106] ? __lock_is_held+0xb5/0x140 [ 279.097169] __alloc_pages_nodemask+0xa80/0xde0 [ 279.101838] ? zap_class+0x640/0x640 [ 279.105554] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 279.110575] ? find_held_lock+0x36/0x1c0 [ 279.114639] ? ____cache_alloc_node+0x1c7/0x1e0 [ 279.119304] ? lock_downgrade+0x900/0x900 [ 279.123455] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.129007] cache_grow_begin+0xa5/0x8c0 [ 279.133064] ? do_raw_spin_unlock+0xa7/0x330 [ 279.137487] fallback_alloc+0x204/0x2e0 [ 279.141470] ____cache_alloc_node+0x1c7/0x1e0 [ 279.145973] kmem_cache_alloc_node+0xe3/0x730 [ 279.150471] ? ipv6_get_ifaddr+0x42e/0x620 [ 279.154716] __alloc_skb+0x119/0x770 [ 279.158440] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 279.163728] ? netdev_alloc_frag+0x1f0/0x1f0 [ 279.168132] ? lock_downgrade+0x900/0x900 [ 279.172281] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.177834] ? refcount_sub_and_test_checked+0x203/0x310 [ 279.183280] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 279.188725] ? addrconf_rs_timer+0x690/0x690 [ 279.193137] ndisc_alloc_skb+0x144/0x340 [ 279.197200] ndisc_send_rs+0x331/0x6e0 [ 279.201103] addrconf_rs_timer+0x314/0x690 [ 279.205344] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.209586] call_timer_fn+0x272/0x920 [ 279.213479] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.217708] ? process_timeout+0x40/0x40 [ 279.221770] ? __run_timers+0x7da/0xc70 [ 279.225743] ? _raw_spin_unlock_irq+0x27/0x80 [ 279.230233] ? _raw_spin_unlock_irq+0x27/0x80 [ 279.234720] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.238949] ? lockdep_hardirqs_on+0x296/0x5b0 [ 279.243554] ? trace_hardirqs_on+0xbd/0x310 [ 279.247868] ? kasan_check_read+0x11/0x20 [ 279.252009] ? __run_timers+0x7da/0xc70 [ 279.255978] ? trace_hardirqs_off_caller+0x310/0x310 [ 279.261081] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.265317] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.269543] __run_timers+0x7e5/0xc70 [ 279.273355] ? timer_fixup_init+0x70/0x70 [ 279.277501] ? _raw_spin_unlock_irq+0x27/0x80 [ 279.281993] ? _raw_spin_unlock_irq+0x27/0x80 [ 279.286488] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 279.291070] ? trace_hardirqs_on+0xbd/0x310 [ 279.295386] ? kasan_check_read+0x11/0x20 [ 279.299532] ? finish_task_switch+0x1f4/0x910 [ 279.304022] ? trace_hardirqs_off_caller+0x310/0x310 [ 279.309119] ? compat_start_thread+0x80/0x80 [ 279.313542] ? pvclock_read_flags+0x160/0x160 [ 279.318032] ? __switch_to_asm+0x34/0x70 [ 279.322089] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.327624] ? check_preemption_disabled+0x48/0x280 [ 279.332646] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 279.338181] ? rcu_pm_notify+0xc0/0xc0 [ 279.342064] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.347596] ? check_preemption_disabled+0x48/0x280 [ 279.352611] run_timer_softirq+0x52/0xb0 [ 279.356666] ? rcu_read_lock_sched_held+0x14f/0x180 [ 279.361682] __do_softirq+0x308/0xb7e [ 279.365489] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 279.370601] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 279.375360] ? schedule+0x108/0x460 [ 279.378980] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 279.383739] ? trace_hardirqs_off+0xb8/0x310 [ 279.388147] ? smpboot_thread_fn+0x68b/0xa00 [ 279.392550] ? trace_hardirqs_on+0x310/0x310 [ 279.396955] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 279.402491] ? check_preemption_disabled+0x48/0x280 [ 279.407506] ? takeover_tasklets+0xa90/0xa90 [ 279.411909] run_ksoftirqd+0x5e/0x100 [ 279.415705] smpboot_thread_fn+0x68b/0xa00 [ 279.419937] ? sort_range+0x30/0x30 [ 279.423576] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 279.428678] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 279.434210] ? __kthread_parkme+0xfb/0x1a0 [ 279.438449] ? sort_range+0x30/0x30 [ 279.442078] kthread+0x35a/0x440 [ 279.445450] ? kthread_stop+0x900/0x900 [ 279.449429] ret_from_fork+0x3a/0x50 [ 279.453169] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 279.453228] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 279.460099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 279.460104] Call Trace: [ 279.460120] dump_stack+0x244/0x39d [ 279.460138] ? dump_stack_print_info.cold.1+0x20/0x20 [ 279.466669] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 279.475964] warn_alloc.cold.116+0xb7/0x1bd [ 279.478541] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 279.482155] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 279.511396] ? lock_downgrade+0x900/0x900 [ 279.515556] ? trace_hardirqs_off+0xb8/0x310 [ 279.519968] ? trace_hardirqs_off+0xb8/0x310 [ 279.524378] __alloc_pages_slowpath+0x26e8/0x2e10 [ 279.529243] ? warn_alloc+0x120/0x120 [ 279.533044] ? print_usage_bug+0xc0/0xc0 [ 279.537101] ? warn_alloc+0x120/0x120 [ 279.540900] ? warn_alloc+0x120/0x120 [ 279.544701] ? print_usage_bug+0xc0/0xc0 [ 279.548760] ? print_usage_bug+0xc0/0xc0 [ 279.552824] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 279.558354] ? should_fail+0x22d/0xd01 [ 279.562244] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 279.567342] ? __lock_acquire+0x62f/0x4c20 [ 279.571577] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 279.576677] ? __lock_acquire+0x62f/0x4c20 [ 279.580904] ? should_fail+0x22d/0xd01 [ 279.584799] ? find_held_lock+0x36/0x1c0 [ 279.588862] ? mark_held_locks+0x130/0x130 [ 279.593095] ? mark_held_locks+0x130/0x130 [ 279.597322] ? zap_class+0x640/0x640 [ 279.601029] ? zap_class+0x640/0x640 [ 279.604740] ? print_usage_bug+0xc0/0xc0 [ 279.608799] ? do_raw_spin_unlock+0xa7/0x330 [ 279.613205] ? zap_class+0x640/0x640 [ 279.616915] ? print_usage_bug+0xc0/0xc0 [ 279.620972] ? wq_watchdog_touch+0x9c/0xfe [ 279.625205] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.630742] ? check_preemption_disabled+0x48/0x280 [ 279.635760] ? __lock_is_held+0xb5/0x140 [ 279.639829] __alloc_pages_nodemask+0xa80/0xde0 [ 279.644496] ? zap_class+0x640/0x640 [ 279.648213] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 279.653236] ? find_held_lock+0x36/0x1c0 [ 279.657303] ? ____cache_alloc_node+0x1c7/0x1e0 [ 279.661970] ? lock_downgrade+0x900/0x900 [ 279.666117] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.671655] cache_grow_begin+0xa5/0x8c0 [ 279.675710] ? do_raw_spin_unlock+0xa7/0x330 [ 279.680120] fallback_alloc+0x204/0x2e0 [ 279.684094] ____cache_alloc_node+0x1c7/0x1e0 [ 279.688590] kmem_cache_alloc_node+0xe3/0x730 [ 279.693088] ? ipv6_get_ifaddr+0x42e/0x620 [ 279.697326] __alloc_skb+0x119/0x770 [ 279.701032] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 279.706306] ? netdev_alloc_frag+0x1f0/0x1f0 [ 279.710708] ? lock_downgrade+0x900/0x900 [ 279.714857] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.720391] ? refcount_sub_and_test_checked+0x203/0x310 [ 279.725848] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 279.731292] ? addrconf_rs_timer+0x690/0x690 [ 279.735705] ndisc_alloc_skb+0x144/0x340 [ 279.739764] ndisc_send_rs+0x331/0x6e0 [ 279.743650] addrconf_rs_timer+0x314/0x690 [ 279.747888] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.752127] call_timer_fn+0x272/0x920 [ 279.756007] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.760239] ? process_timeout+0x40/0x40 [ 279.764301] ? __run_timers+0x7da/0xc70 [ 279.768275] ? _raw_spin_unlock_irq+0x27/0x80 [ 279.772766] ? _raw_spin_unlock_irq+0x27/0x80 [ 279.777262] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.781496] ? lockdep_hardirqs_on+0x296/0x5b0 [ 279.786073] ? trace_hardirqs_on+0xbd/0x310 [ 279.790389] ? kasan_check_read+0x11/0x20 [ 279.794537] ? __run_timers+0x7da/0xc70 [ 279.798512] ? trace_hardirqs_off_caller+0x310/0x310 [ 279.803613] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.807846] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.812073] __run_timers+0x7e5/0xc70 [ 279.815879] ? timer_fixup_init+0x70/0x70 [ 279.820024] ? compat_start_thread+0x80/0x80 [ 279.824447] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.829984] ? _raw_spin_unlock_irq+0x60/0x80 [ 279.834479] ? finish_task_switch+0x1f4/0x910 [ 279.838971] ? finish_task_switch+0x1b4/0x910 [ 279.843463] ? __switch_to_asm+0x34/0x70 [ 279.847524] ? preempt_notifier_register+0x200/0x200 [ 279.852628] ? __switch_to_asm+0x34/0x70 [ 279.856687] ? __switch_to_asm+0x40/0x70 [ 279.860742] ? __switch_to_asm+0x34/0x70 [ 279.864805] ? __switch_to_asm+0x40/0x70 [ 279.868860] ? __switch_to_asm+0x34/0x70 [ 279.872937] ? __switch_to_asm+0x40/0x70 [ 279.876993] ? __switch_to_asm+0x40/0x70 [ 279.881056] ? pvclock_read_flags+0x160/0x160 [ 279.885551] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.891082] ? check_preemption_disabled+0x48/0x280 [ 279.896101] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 279.901636] ? rcu_pm_notify+0xc0/0xc0 [ 279.905520] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.911052] ? check_preemption_disabled+0x48/0x280 [ 279.916067] run_timer_softirq+0x52/0xb0 [ 279.920122] ? rcu_read_lock_sched_held+0x14f/0x180 [ 279.925139] __do_softirq+0x308/0xb7e [ 279.928956] ? retint_kernel+0x2d/0x2d [ 279.932876] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 279.937977] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 279.943435] ? schedule+0x108/0x460 [ 279.947058] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 279.951814] ? __schedule+0x21d0/0x21d0 [ 279.955789] ? trace_hardirqs_off+0xb8/0x310 [ 279.960192] ? smpboot_thread_fn+0x68b/0xa00 [ 279.964613] ? trace_hardirqs_on+0x310/0x310 [ 279.969016] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 279.974550] ? check_preemption_disabled+0x48/0x280 [ 279.979559] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.985090] ? takeover_tasklets+0xa90/0xa90 [ 279.989493] run_ksoftirqd+0x5e/0x100 [ 279.993307] smpboot_thread_fn+0x68b/0xa00 [ 279.997545] ? sort_range+0x30/0x30 [ 280.001188] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 280.006291] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.011832] ? __kthread_parkme+0xfb/0x1a0 [ 280.016079] ? sort_range+0x30/0x30 [ 280.019701] kthread+0x35a/0x440 [ 280.023062] ? kthread_stop+0x900/0x900 [ 280.027036] ret_from_fork+0x3a/0x50 [ 280.030757] warn_alloc_show_mem: 1 callbacks suppressed [ 280.030767] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 280.030768] Mem-Info: [ 280.030797] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 280.030797] active_file:14 inactive_file:13 isolated_file:0 [ 280.030797] unevictable:0 dirty:0 writeback:0 unstable:0 [ 280.030797] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 280.030797] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 280.030797] free:13782 free_pcp:155 free_cma:0 [ 280.036137] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.042973] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 280.045361] Call Trace: [ 280.078219] 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 [ 280.087572] dump_stack+0x244/0x39d [ 280.115035] lowmem_reserve[]: 0 2818 6321 6321 [ 280.117619] ? dump_stack_print_info.cold.1+0x20/0x20 [ 280.143697] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 280.147325] warn_alloc.cold.116+0xb7/0x1bd [ 280.151865] lowmem_reserve[]: 0 0 3503 3503 [ 280.157048] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 280.184443] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 280.188758] ? lock_downgrade+0x900/0x900 [ 280.193048] lowmem_reserve[]: 0 0 0 0 [ 280.197899] ? trace_hardirqs_off+0xb8/0x310 [ 280.226755] 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 [ 280.230922] ? trace_hardirqs_off+0xb8/0x310 [ 280.234781] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 280.239183] __alloc_pages_slowpath+0x26e8/0x2e10 [ 280.252669] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 280.257098] ? warn_alloc+0x120/0x120 [ 280.272327] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 280.277152] ? print_usage_bug+0xc0/0xc0 [ 280.292212] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 280.295995] ? warn_alloc+0x120/0x120 [ 280.304803] 165 total pagecache pages [ 280.308863] ? __bfs+0x321/0x780 [ 280.317419] 0 pages in swap cache [ 280.321199] ? warn_alloc+0x120/0x120 [ 280.324996] Swap cache stats: add 0, delete 0, find 0/0 [ 280.328349] ? print_usage_bug+0xc0/0xc0 [ 280.331771] Free swap = 0kB [ 280.335565] ? print_usage_bug+0xc0/0xc0 [ 280.340896] Total swap = 0kB [ 280.340904] 1965979 pages RAM [ 280.344959] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.347944] 0 pages HighMem/MovableOnly [ 280.351991] ? should_fail+0x22d/0xd01 [ 280.354981] 342854 pages reserved [ 280.358073] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 280.363582] 0 pages cma reserved [ 280.367542] ? __lock_acquire+0x62f/0x4c20 [ 280.371458] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 280.374861] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 280.374873] ? __lock_acquire+0x62f/0x4c20 [ 280.374892] ? should_fail+0x22d/0xd01 [ 280.380019] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 280.383326] ? find_held_lock+0x36/0x1c0 [ 280.387530] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 280.394024] ? mark_held_locks+0x130/0x130 [ 280.430483] ? mark_held_locks+0x130/0x130 [ 280.434716] ? zap_class+0x640/0x640 [ 280.438429] ? mark_held_locks+0xc7/0x130 [ 280.442572] ? do_raw_spin_unlock+0xa7/0x330 [ 280.446974] ? zap_class+0x640/0x640 [ 280.450684] ? print_usage_bug+0xc0/0xc0 [ 280.454754] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.460289] ? check_preemption_disabled+0x48/0x280 [ 280.465310] ? __lock_is_held+0xb5/0x140 [ 280.469384] __alloc_pages_nodemask+0xa80/0xde0 [ 280.474047] ? zap_class+0x640/0x640 [ 280.477761] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 280.482785] ? find_held_lock+0x36/0x1c0 [ 280.486850] ? ____cache_alloc_node+0x1c7/0x1e0 [ 280.491515] ? lock_downgrade+0x900/0x900 [ 280.495668] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.501211] cache_grow_begin+0xa5/0x8c0 [ 280.505267] ? do_raw_spin_unlock+0xa7/0x330 [ 280.509676] fallback_alloc+0x204/0x2e0 [ 280.513652] ____cache_alloc_node+0x1c7/0x1e0 [ 280.518150] kmem_cache_alloc_node+0xe3/0x730 [ 280.522645] ? ipv6_get_ifaddr+0x42e/0x620 [ 280.526882] __alloc_skb+0x119/0x770 [ 280.530592] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 280.535867] ? netdev_alloc_frag+0x1f0/0x1f0 [ 280.540271] ? lock_downgrade+0x900/0x900 [ 280.544421] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.549955] ? refcount_sub_and_test_checked+0x203/0x310 [ 280.555419] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 280.560862] ? addrconf_rs_timer+0x690/0x690 [ 280.565279] ndisc_alloc_skb+0x144/0x340 [ 280.569340] ndisc_send_rs+0x331/0x6e0 [ 280.573239] addrconf_rs_timer+0x314/0x690 [ 280.577474] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 280.581712] call_timer_fn+0x272/0x920 [ 280.585595] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 280.589828] ? process_timeout+0x40/0x40 [ 280.593889] ? __run_timers+0x7da/0xc70 [ 280.597952] ? _raw_spin_unlock_irq+0x27/0x80 [ 280.602444] ? _raw_spin_unlock_irq+0x27/0x80 [ 280.606932] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 280.611181] ? lockdep_hardirqs_on+0x296/0x5b0 [ 280.615760] ? trace_hardirqs_on+0xbd/0x310 [ 280.620075] ? kasan_check_read+0x11/0x20 [ 280.624218] ? __run_timers+0x7da/0xc70 [ 280.628645] ? trace_hardirqs_off_caller+0x310/0x310 [ 280.633925] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 280.638175] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 280.642402] __run_timers+0x7e5/0xc70 [ 280.646221] ? timer_fixup_init+0x70/0x70 [ 280.650375] ? _raw_spin_unlock_irq+0x27/0x80 [ 280.654864] ? _raw_spin_unlock_irq+0x27/0x80 [ 280.659368] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 280.663948] ? trace_hardirqs_on+0xbd/0x310 [ 280.668265] ? kasan_check_read+0x11/0x20 [ 280.672411] ? finish_task_switch+0x1f4/0x910 [ 280.676907] ? trace_hardirqs_off_caller+0x310/0x310 [ 280.682003] ? compat_start_thread+0x80/0x80 [ 280.686427] ? pvclock_read_flags+0x160/0x160 [ 280.690915] ? __switch_to_asm+0x34/0x70 [ 280.694972] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.700511] ? check_preemption_disabled+0x48/0x280 [ 280.705548] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 280.711081] ? rcu_pm_notify+0xc0/0xc0 [ 280.714978] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.720509] ? check_preemption_disabled+0x48/0x280 [ 280.725523] run_timer_softirq+0x52/0xb0 [ 280.729583] ? rcu_read_lock_sched_held+0x14f/0x180 [ 280.734593] __do_softirq+0x308/0xb7e [ 280.738397] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 280.743493] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 280.748252] ? schedule+0x108/0x460 [ 280.751872] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 280.756630] ? trace_hardirqs_off+0xb8/0x310 [ 280.761036] ? smpboot_thread_fn+0x68b/0xa00 [ 280.765449] ? trace_hardirqs_on+0x310/0x310 [ 280.769868] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.775413] ? check_preemption_disabled+0x48/0x280 [ 280.780426] ? takeover_tasklets+0xa90/0xa90 [ 280.784829] run_ksoftirqd+0x5e/0x100 [ 280.788624] smpboot_thread_fn+0x68b/0xa00 [ 280.793136] ? sort_range+0x30/0x30 [ 280.796766] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 280.801866] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.807416] ? __kthread_parkme+0xfb/0x1a0 [ 280.811649] ? sort_range+0x30/0x30 [ 280.815284] kthread+0x35a/0x440 [ 280.818648] ? kthread_stop+0x900/0x900 [ 280.822619] ret_from_fork+0x3a/0x50 [ 280.826351] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 280.826432] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 280.833276] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.833283] Call Trace: [ 280.839827] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 280.849100] dump_stack+0x244/0x39d [ 280.851656] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 280.861959] ? dump_stack_print_info.cold.1+0x20/0x20 [ 280.875400] warn_alloc.cold.116+0xb7/0x1bd [ 280.879719] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 280.884563] ? lock_downgrade+0x900/0x900 [ 280.888714] ? trace_hardirqs_off+0xb8/0x310 [ 280.893123] ? trace_hardirqs_off+0xb8/0x310 [ 280.897538] __alloc_pages_slowpath+0x26e8/0x2e10 [ 280.902399] ? warn_alloc+0x120/0x120 [ 280.906199] ? print_usage_bug+0xc0/0xc0 [ 280.910255] ? warn_alloc+0x120/0x120 [ 280.914056] ? warn_alloc+0x120/0x120 [ 280.917870] ? print_usage_bug+0xc0/0xc0 [ 280.921932] ? print_usage_bug+0xc0/0xc0 [ 280.926000] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.931534] ? should_fail+0x22d/0xd01 [ 280.935421] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 280.940526] ? __lock_acquire+0x62f/0x4c20 [ 280.944763] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 280.949863] ? __lock_acquire+0x62f/0x4c20 [ 280.954098] ? should_fail+0x22d/0xd01 [ 280.957986] ? find_held_lock+0x36/0x1c0 [ 280.962049] ? mark_held_locks+0x130/0x130 [ 280.966284] ? mark_held_locks+0x130/0x130 [ 280.970523] ? zap_class+0x640/0x640 [ 280.974230] ? zap_class+0x640/0x640 [ 280.977941] ? print_usage_bug+0xc0/0xc0 [ 280.982010] ? do_raw_spin_unlock+0xa7/0x330 [ 280.986417] ? zap_class+0x640/0x640 [ 280.990126] ? print_usage_bug+0xc0/0xc0 [ 280.994182] ? wq_watchdog_touch+0x9c/0xfe [ 280.998415] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.003948] ? check_preemption_disabled+0x48/0x280 [ 281.008965] ? __lock_is_held+0xb5/0x140 [ 281.013036] __alloc_pages_nodemask+0xa80/0xde0 [ 281.017703] ? zap_class+0x640/0x640 [ 281.021419] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 281.026443] ? find_held_lock+0x36/0x1c0 [ 281.030507] ? ____cache_alloc_node+0x1c7/0x1e0 [ 281.035176] ? lock_downgrade+0x900/0x900 [ 281.039334] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.044869] cache_grow_begin+0xa5/0x8c0 [ 281.048926] ? do_raw_spin_unlock+0xa7/0x330 [ 281.053341] fallback_alloc+0x204/0x2e0 [ 281.057324] ____cache_alloc_node+0x1c7/0x1e0 [ 281.061821] kmem_cache_alloc_node+0xe3/0x730 [ 281.066322] ? ipv6_get_ifaddr+0x42e/0x620 [ 281.070565] __alloc_skb+0x119/0x770 [ 281.074272] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 281.079553] ? netdev_alloc_frag+0x1f0/0x1f0 [ 281.083955] ? lock_downgrade+0x900/0x900 [ 281.088108] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.093642] ? refcount_sub_and_test_checked+0x203/0x310 [ 281.099088] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 281.104533] ? addrconf_rs_timer+0x690/0x690 [ 281.108947] ndisc_alloc_skb+0x144/0x340 [ 281.113007] ndisc_send_rs+0x331/0x6e0 [ 281.116898] addrconf_rs_timer+0x314/0x690 [ 281.121133] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.125375] call_timer_fn+0x272/0x920 [ 281.129259] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.133488] ? process_timeout+0x40/0x40 [ 281.137554] ? __run_timers+0x7da/0xc70 [ 281.141531] ? _raw_spin_unlock_irq+0x27/0x80 [ 281.146022] ? _raw_spin_unlock_irq+0x27/0x80 [ 281.150514] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.154746] ? lockdep_hardirqs_on+0x296/0x5b0 [ 281.159327] ? trace_hardirqs_on+0xbd/0x310 [ 281.163643] ? kasan_check_read+0x11/0x20 [ 281.167785] ? __run_timers+0x7da/0xc70 [ 281.171762] ? trace_hardirqs_off_caller+0x310/0x310 [ 281.176865] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.181101] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.185417] __run_timers+0x7e5/0xc70 [ 281.189219] ? timer_fixup_init+0x70/0x70 [ 281.193361] ? compat_start_thread+0x80/0x80 [ 281.197785] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.203329] ? _raw_spin_unlock_irq+0x60/0x80 [ 281.207831] ? finish_task_switch+0x1f4/0x910 [ 281.212323] ? finish_task_switch+0x1b4/0x910 [ 281.216828] ? __switch_to_asm+0x34/0x70 [ 281.220897] ? preempt_notifier_register+0x200/0x200 [ 281.225998] ? __switch_to_asm+0x34/0x70 [ 281.230054] ? __switch_to_asm+0x40/0x70 [ 281.234112] ? __switch_to_asm+0x34/0x70 [ 281.238168] ? __switch_to_asm+0x40/0x70 [ 281.242225] ? __switch_to_asm+0x34/0x70 [ 281.246284] ? __switch_to_asm+0x40/0x70 [ 281.250351] ? __switch_to_asm+0x40/0x70 [ 281.254413] ? pvclock_read_flags+0x160/0x160 [ 281.258903] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.264435] ? check_preemption_disabled+0x48/0x280 [ 281.269458] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 281.274994] ? rcu_pm_notify+0xc0/0xc0 [ 281.278881] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.284415] ? check_preemption_disabled+0x48/0x280 [ 281.289429] run_timer_softirq+0x52/0xb0 [ 281.293495] ? rcu_read_lock_sched_held+0x14f/0x180 [ 281.298508] __do_softirq+0x308/0xb7e [ 281.302319] ? retint_kernel+0x2d/0x2d [ 281.306221] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 281.311324] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 281.316773] ? schedule+0x108/0x460 [ 281.320399] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 281.325153] ? __schedule+0x21d0/0x21d0 [ 281.329127] ? trace_hardirqs_off+0xb8/0x310 [ 281.333529] ? smpboot_thread_fn+0x68b/0xa00 [ 281.337932] ? trace_hardirqs_on+0x310/0x310 [ 281.342338] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 281.347869] ? check_preemption_disabled+0x48/0x280 [ 281.352878] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.358426] ? takeover_tasklets+0xa90/0xa90 [ 281.362832] run_ksoftirqd+0x5e/0x100 [ 281.366632] smpboot_thread_fn+0x68b/0xa00 [ 281.370873] ? sort_range+0x30/0x30 [ 281.374509] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 281.379607] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 281.385140] ? __kthread_parkme+0xfb/0x1a0 [ 281.389372] ? sort_range+0x30/0x30 [ 281.392993] kthread+0x35a/0x440 [ 281.396357] ? kthread_stop+0x900/0x900 [ 281.400351] ret_from_fork+0x3a/0x50 [ 281.404071] warn_alloc_show_mem: 1 callbacks suppressed [ 281.404080] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 281.404082] Mem-Info: [ 281.404110] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 281.404110] active_file:14 inactive_file:13 isolated_file:0 [ 281.404110] unevictable:0 dirty:0 writeback:0 unstable:0 [ 281.404110] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 281.404110] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 281.404110] free:13782 free_pcp:155 free_cma:0 [ 281.409450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 281.416297] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 281.418692] Call Trace: [ 281.451568] 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 [ 281.460920] dump_stack+0x244/0x39d [ 281.488818] lowmem_reserve[]: 0 2818 6321 6321 [ 281.491404] ? dump_stack_print_info.cold.1+0x20/0x20 [ 281.517918] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 281.521548] warn_alloc.cold.116+0xb7/0x1bd [ 281.526096] lowmem_reserve[]: 0 0 3503 3503 [ 281.531289] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 281.558668] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 281.562981] ? lock_downgrade+0x900/0x900 [ 281.567279] lowmem_reserve[]: 0 0 0 0 [ 281.572116] ? trace_hardirqs_off+0xb8/0x310 [ 281.600970] 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 [ 281.605115] ? trace_hardirqs_off+0xb8/0x310 [ 281.608886] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 281.613301] __alloc_pages_slowpath+0x26e8/0x2e10 [ 281.626789] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 281.631223] ? warn_alloc+0x120/0x120 [ 281.646441] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 281.651273] ? print_usage_bug+0xc0/0xc0 [ 281.666335] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 281.670119] ? warn_alloc+0x120/0x120 [ 281.678925] 165 total pagecache pages [ 281.682989] ? __bfs+0x321/0x780 [ 281.691542] 0 pages in swap cache [ 281.695323] ? warn_alloc+0x120/0x120 [ 281.699100] Swap cache stats: add 0, delete 0, find 0/0 [ 281.702450] ? print_usage_bug+0xc0/0xc0 [ 281.705916] Free swap = 0kB [ 281.709708] ? print_usage_bug+0xc0/0xc0 [ 281.715036] Total swap = 0kB [ 281.715043] 1965979 pages RAM [ 281.719097] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 281.722077] 0 pages HighMem/MovableOnly [ 281.722084] 342854 pages reserved [ 281.726133] ? should_fail+0x22d/0xd01 [ 281.729123] 0 pages cma reserved [ 281.732216] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 281.737786] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 281.741689] ? __lock_acquire+0x62f/0x4c20 [ 281.745183] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 281.749172] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 281.752524] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 281.757607] ? __lock_acquire+0x62f/0x4c20 [ 281.757621] ? should_fail+0x22d/0xd01 [ 281.796404] ? find_held_lock+0x36/0x1c0 [ 281.800471] ? mark_held_locks+0x130/0x130 [ 281.804708] ? mark_held_locks+0x130/0x130 [ 281.808936] ? zap_class+0x640/0x640 [ 281.812648] ? mark_held_locks+0xc7/0x130 [ 281.816787] ? do_raw_spin_unlock+0xa7/0x330 [ 281.821190] ? zap_class+0x640/0x640 [ 281.824900] ? print_usage_bug+0xc0/0xc0 [ 281.828960] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.834494] ? check_preemption_disabled+0x48/0x280 [ 281.839515] ? __lock_is_held+0xb5/0x140 [ 281.843577] __alloc_pages_nodemask+0xa80/0xde0 [ 281.848239] ? zap_class+0x640/0x640 [ 281.851962] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 281.856983] ? find_held_lock+0x36/0x1c0 [ 281.861048] ? ____cache_alloc_node+0x1c7/0x1e0 [ 281.865711] ? lock_downgrade+0x900/0x900 [ 281.869861] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.875398] cache_grow_begin+0xa5/0x8c0 [ 281.879451] ? do_raw_spin_unlock+0xa7/0x330 [ 281.883860] fallback_alloc+0x204/0x2e0 [ 281.887835] ____cache_alloc_node+0x1c7/0x1e0 [ 281.892332] kmem_cache_alloc_node+0xe3/0x730 [ 281.896823] ? ipv6_get_ifaddr+0x42e/0x620 [ 281.901061] __alloc_skb+0x119/0x770 [ 281.904782] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 281.910057] ? netdev_alloc_frag+0x1f0/0x1f0 [ 281.914546] ? lock_downgrade+0x900/0x900 [ 281.918697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.924232] ? refcount_sub_and_test_checked+0x203/0x310 [ 281.929693] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 281.935135] ? addrconf_rs_timer+0x690/0x690 [ 281.939548] ndisc_alloc_skb+0x144/0x340 [ 281.943606] ndisc_send_rs+0x331/0x6e0 [ 281.947494] addrconf_rs_timer+0x314/0x690 [ 281.951734] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.955972] call_timer_fn+0x272/0x920 [ 281.959854] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.964085] ? process_timeout+0x40/0x40 [ 281.968146] ? __run_timers+0x7da/0xc70 [ 281.972122] ? _raw_spin_unlock_irq+0x27/0x80 [ 281.976611] ? _raw_spin_unlock_irq+0x27/0x80 [ 281.981102] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.985334] ? lockdep_hardirqs_on+0x296/0x5b0 [ 281.989912] ? trace_hardirqs_on+0xbd/0x310 [ 281.994236] ? kasan_check_read+0x11/0x20 [ 281.998382] ? __run_timers+0x7da/0xc70 [ 282.002350] ? trace_hardirqs_off_caller+0x310/0x310 [ 282.007453] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 282.011686] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 282.015917] __run_timers+0x7e5/0xc70 [ 282.019724] ? timer_fixup_init+0x70/0x70 [ 282.023892] ? _raw_spin_unlock_irq+0x27/0x80 [ 282.028389] ? _raw_spin_unlock_irq+0x27/0x80 [ 282.032880] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 282.037460] ? trace_hardirqs_on+0xbd/0x310 [ 282.041775] ? kasan_check_read+0x11/0x20 [ 282.045918] ? finish_task_switch+0x1f4/0x910 [ 282.050409] ? trace_hardirqs_off_caller+0x310/0x310 [ 282.055507] ? compat_start_thread+0x80/0x80 [ 282.059929] ? pvclock_read_flags+0x160/0x160 [ 282.064418] ? __switch_to_asm+0x34/0x70 [ 282.068474] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.074008] ? check_preemption_disabled+0x48/0x280 [ 282.079025] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 282.084561] ? rcu_pm_notify+0xc0/0xc0 [ 282.088445] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.093977] ? check_preemption_disabled+0x48/0x280 [ 282.098993] run_timer_softirq+0x52/0xb0 [ 282.103048] ? rcu_read_lock_sched_held+0x14f/0x180 [ 282.108059] __do_softirq+0x308/0xb7e [ 282.111865] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 282.116965] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 282.121721] ? schedule+0x108/0x460 [ 282.125347] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 282.130114] ? trace_hardirqs_off+0xb8/0x310 [ 282.134529] ? smpboot_thread_fn+0x68b/0xa00 [ 282.138937] ? trace_hardirqs_on+0x310/0x310 [ 282.143345] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.148881] ? check_preemption_disabled+0x48/0x280 [ 282.153897] ? takeover_tasklets+0xa90/0xa90 [ 282.158303] run_ksoftirqd+0x5e/0x100 [ 282.162099] smpboot_thread_fn+0x68b/0xa00 [ 282.166436] ? sort_range+0x30/0x30 [ 282.170060] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 282.175158] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.180705] ? __kthread_parkme+0xfb/0x1a0 [ 282.184936] ? sort_range+0x30/0x30 [ 282.188564] kthread+0x35a/0x440 [ 282.191925] ? kthread_stop+0x900/0x900 [ 282.195897] ret_from_fork+0x3a/0x50 [ 282.199638] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 282.199695] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 282.206566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 282.206571] Call Trace: [ 282.206587] dump_stack+0x244/0x39d [ 282.206607] ? dump_stack_print_info.cold.1+0x20/0x20 [ 282.213200] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 282.222510] warn_alloc.cold.116+0xb7/0x1bd [ 282.225059] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 282.228676] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 282.258014] ? lock_downgrade+0x900/0x900 [ 282.262169] ? trace_hardirqs_off+0xb8/0x310 [ 282.266601] ? trace_hardirqs_off+0xb8/0x310 [ 282.271016] __alloc_pages_slowpath+0x26e8/0x2e10 [ 282.275879] ? warn_alloc+0x120/0x120 [ 282.279676] ? print_usage_bug+0xc0/0xc0 [ 282.283737] ? warn_alloc+0x120/0x120 [ 282.287541] ? warn_alloc+0x120/0x120 [ 282.291339] ? print_usage_bug+0xc0/0xc0 [ 282.295403] ? print_usage_bug+0xc0/0xc0 [ 282.299469] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.305101] ? should_fail+0x22d/0xd01 [ 282.308986] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 282.314086] ? __lock_acquire+0x62f/0x4c20 [ 282.318320] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 282.323416] ? __lock_acquire+0x62f/0x4c20 [ 282.327643] ? should_fail+0x22d/0xd01 [ 282.331524] ? find_held_lock+0x36/0x1c0 [ 282.335588] ? mark_held_locks+0x130/0x130 [ 282.339826] ? mark_held_locks+0x130/0x130 [ 282.344053] ? zap_class+0x640/0x640 [ 282.347769] ? mark_held_locks+0xc7/0x130 [ 282.351996] ? do_raw_spin_unlock+0xa7/0x330 [ 282.356399] ? zap_class+0x640/0x640 [ 282.360110] ? print_usage_bug+0xc0/0xc0 [ 282.364171] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.369712] ? check_preemption_disabled+0x48/0x280 [ 282.374743] ? __lock_is_held+0xb5/0x140 [ 282.378805] __alloc_pages_nodemask+0xa80/0xde0 [ 282.383468] ? zap_class+0x640/0x640 [ 282.387185] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 282.392217] ? find_held_lock+0x36/0x1c0 [ 282.396302] ? ____cache_alloc_node+0x1c7/0x1e0 [ 282.400968] ? lock_downgrade+0x900/0x900 [ 282.405119] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.410654] cache_grow_begin+0xa5/0x8c0 [ 282.414718] ? do_raw_spin_unlock+0xa7/0x330 [ 282.419127] fallback_alloc+0x204/0x2e0 [ 282.423101] ____cache_alloc_node+0x1c7/0x1e0 [ 282.427596] kmem_cache_alloc_node+0xe3/0x730 [ 282.432093] ? ipv6_get_ifaddr+0x42e/0x620 [ 282.436332] __alloc_skb+0x119/0x770 [ 282.440043] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 282.445318] ? netdev_alloc_frag+0x1f0/0x1f0 [ 282.449728] ? lock_downgrade+0x900/0x900 [ 282.453882] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.459432] ? refcount_sub_and_test_checked+0x203/0x310 [ 282.464881] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 282.470327] ? addrconf_rs_timer+0x690/0x690 [ 282.474747] ndisc_alloc_skb+0x144/0x340 [ 282.478812] ndisc_send_rs+0x331/0x6e0 [ 282.482715] addrconf_rs_timer+0x314/0x690 [ 282.486955] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 282.491202] call_timer_fn+0x272/0x920 [ 282.495085] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 282.499315] ? process_timeout+0x40/0x40 [ 282.503380] ? __run_timers+0x7da/0xc70 [ 282.507354] ? _raw_spin_unlock_irq+0x27/0x80 [ 282.511845] ? _raw_spin_unlock_irq+0x27/0x80 [ 282.516332] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 282.520564] ? lockdep_hardirqs_on+0x296/0x5b0 [ 282.525146] ? trace_hardirqs_on+0xbd/0x310 [ 282.529461] ? kasan_check_read+0x11/0x20 [ 282.533604] ? __run_timers+0x7da/0xc70 [ 282.537574] ? trace_hardirqs_off_caller+0x310/0x310 [ 282.542676] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 282.546916] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 282.551142] __run_timers+0x7e5/0xc70 [ 282.554946] ? timer_fixup_init+0x70/0x70 [ 282.559086] ? compat_start_thread+0x80/0x80 [ 282.563496] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.569033] ? _raw_spin_unlock_irq+0x60/0x80 [ 282.573526] ? finish_task_switch+0x1f4/0x910 [ 282.578019] ? finish_task_switch+0x1b4/0x910 [ 282.582524] ? __switch_to_asm+0x34/0x70 [ 282.586603] ? preempt_notifier_register+0x200/0x200 [ 282.591706] ? __switch_to_asm+0x34/0x70 [ 282.595765] ? __switch_to_asm+0x40/0x70 [ 282.599819] ? __switch_to_asm+0x34/0x70 [ 282.603873] ? __switch_to_asm+0x40/0x70 [ 282.607928] ? __switch_to_asm+0x34/0x70 [ 282.611983] ? __switch_to_asm+0x40/0x70 [ 282.616042] ? __switch_to_asm+0x40/0x70 [ 282.620113] ? pvclock_read_flags+0x160/0x160 [ 282.624604] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.630606] ? check_preemption_disabled+0x48/0x280 [ 282.635627] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 282.641161] ? rcu_pm_notify+0xc0/0xc0 [ 282.645053] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.650584] ? check_preemption_disabled+0x48/0x280 [ 282.655600] run_timer_softirq+0x52/0xb0 [ 282.659670] ? rcu_read_lock_sched_held+0x14f/0x180 [ 282.664686] __do_softirq+0x308/0xb7e [ 282.668492] ? retint_kernel+0x2d/0x2d [ 282.672379] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 282.677477] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 282.682928] ? schedule+0x108/0x460 [ 282.686550] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 282.691300] ? __schedule+0x21d0/0x21d0 [ 282.695277] ? trace_hardirqs_off+0xb8/0x310 [ 282.699682] ? smpboot_thread_fn+0x68b/0xa00 [ 282.704089] ? trace_hardirqs_on+0x310/0x310 [ 282.708491] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.714028] ? check_preemption_disabled+0x48/0x280 [ 282.719037] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.724569] ? takeover_tasklets+0xa90/0xa90 [ 282.728974] run_ksoftirqd+0x5e/0x100 [ 282.732775] smpboot_thread_fn+0x68b/0xa00 [ 282.737011] ? sort_range+0x30/0x30 [ 282.740637] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 282.745741] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.751274] ? __kthread_parkme+0xfb/0x1a0 [ 282.755505] ? sort_range+0x30/0x30 [ 282.759125] kthread+0x35a/0x440 [ 282.762488] ? kthread_stop+0x900/0x900 [ 282.766461] ret_from_fork+0x3a/0x50 [ 282.770190] warn_alloc_show_mem: 1 callbacks suppressed [ 282.770199] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 282.770201] Mem-Info: [ 282.770231] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 282.770231] active_file:14 inactive_file:13 isolated_file:0 [ 282.770231] unevictable:0 dirty:0 writeback:0 unstable:0 [ 282.770231] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 282.770231] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 282.770231] free:13782 free_pcp:155 free_cma:0 [ 282.775567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 282.782406] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 282.784793] Call Trace: [ 282.818200] 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 [ 282.827610] dump_stack+0x244/0x39d [ 282.855068] lowmem_reserve[]: 0 2818 6321 6321 [ 282.857656] ? dump_stack_print_info.cold.1+0x20/0x20 [ 282.883984] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 282.887628] warn_alloc.cold.116+0xb7/0x1bd [ 282.892177] lowmem_reserve[]: 0 0 3503 3503 [ 282.897365] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 282.924833] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 282.929148] ? lock_downgrade+0x900/0x900 [ 282.933439] lowmem_reserve[]: 0 0 0 0 [ 282.938282] ? trace_hardirqs_off+0xb8/0x310 [ 282.967135] 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 [ 282.971291] ? trace_hardirqs_off+0xb8/0x310 [ 282.975058] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 282.979464] __alloc_pages_slowpath+0x26e8/0x2e10 [ 282.992956] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 282.997383] ? warn_alloc+0x120/0x120 [ 283.012612] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 283.017441] ? print_usage_bug+0xc0/0xc0 [ 283.032502] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 283.036285] ? warn_alloc+0x120/0x120 [ 283.045092] 165 total pagecache pages [ 283.049139] ? __bfs+0x321/0x780 [ 283.057983] 0 pages in swap cache [ 283.061767] ? warn_alloc+0x120/0x120 [ 283.065547] Swap cache stats: add 0, delete 0, find 0/0 [ 283.068901] ? print_usage_bug+0xc0/0xc0 [ 283.072327] Free swap = 0kB [ 283.076115] ? print_usage_bug+0xc0/0xc0 [ 283.081449] Total swap = 0kB [ 283.081457] 1965979 pages RAM [ 283.085511] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 283.088495] 0 pages HighMem/MovableOnly [ 283.088503] 342854 pages reserved [ 283.092553] ? should_fail+0x22d/0xd01 [ 283.095544] 0 pages cma reserved [ 283.098640] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 283.104216] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 283.108121] ? __lock_acquire+0x62f/0x4c20 [ 283.111590] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 283.115507] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 283.118845] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 283.123930] ? __lock_acquire+0x62f/0x4c20 [ 283.123944] ? should_fail+0x22d/0xd01 [ 283.162755] ? find_held_lock+0x36/0x1c0 [ 283.166824] ? mark_held_locks+0x130/0x130 [ 283.171058] ? mark_held_locks+0x130/0x130 [ 283.175285] ? zap_class+0x640/0x640 [ 283.178994] ? zap_class+0x640/0x640 [ 283.182704] ? print_usage_bug+0xc0/0xc0 [ 283.186760] ? do_raw_spin_unlock+0xa7/0x330 [ 283.191170] ? zap_class+0x640/0x640 [ 283.194879] ? print_usage_bug+0xc0/0xc0 [ 283.198932] ? wq_watchdog_touch+0x9c/0xfe [ 283.203176] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.208707] ? check_preemption_disabled+0x48/0x280 [ 283.213727] ? __lock_is_held+0xb5/0x140 [ 283.217788] __alloc_pages_nodemask+0xa80/0xde0 [ 283.222451] ? zap_class+0x640/0x640 [ 283.226173] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 283.231194] ? find_held_lock+0x36/0x1c0 [ 283.235256] ? ____cache_alloc_node+0x1c7/0x1e0 [ 283.239920] ? lock_downgrade+0x900/0x900 [ 283.244071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.249606] cache_grow_begin+0xa5/0x8c0 [ 283.253662] ? do_raw_spin_unlock+0xa7/0x330 [ 283.258073] fallback_alloc+0x204/0x2e0 [ 283.262049] ____cache_alloc_node+0x1c7/0x1e0 [ 283.266542] kmem_cache_alloc_node+0xe3/0x730 [ 283.271034] ? ipv6_get_ifaddr+0x42e/0x620 [ 283.275270] __alloc_skb+0x119/0x770 [ 283.278981] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 283.284256] ? netdev_alloc_frag+0x1f0/0x1f0 [ 283.288659] ? lock_downgrade+0x900/0x900 [ 283.292810] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.298340] ? refcount_sub_and_test_checked+0x203/0x310 [ 283.303789] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 283.309234] ? addrconf_rs_timer+0x690/0x690 [ 283.313651] ndisc_alloc_skb+0x144/0x340 [ 283.317713] ndisc_send_rs+0x331/0x6e0 [ 283.321600] addrconf_rs_timer+0x314/0x690 [ 283.325832] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.330071] call_timer_fn+0x272/0x920 [ 283.333953] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.338183] ? process_timeout+0x40/0x40 [ 283.342249] ? __run_timers+0x7da/0xc70 [ 283.346226] ? _raw_spin_unlock_irq+0x27/0x80 [ 283.350718] ? _raw_spin_unlock_irq+0x27/0x80 [ 283.355209] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.359442] ? lockdep_hardirqs_on+0x296/0x5b0 [ 283.364025] ? trace_hardirqs_on+0xbd/0x310 [ 283.368342] ? kasan_check_read+0x11/0x20 [ 283.372484] ? __run_timers+0x7da/0xc70 [ 283.376460] ? trace_hardirqs_off_caller+0x310/0x310 [ 283.381562] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.385797] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.390022] __run_timers+0x7e5/0xc70 [ 283.393827] ? timer_fixup_init+0x70/0x70 [ 283.397970] ? _raw_spin_unlock_irq+0x27/0x80 [ 283.402464] ? _raw_spin_unlock_irq+0x27/0x80 [ 283.406956] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 283.411531] ? trace_hardirqs_on+0xbd/0x310 [ 283.415850] ? kasan_check_read+0x11/0x20 [ 283.419996] ? finish_task_switch+0x1f4/0x910 [ 283.424488] ? trace_hardirqs_off_caller+0x310/0x310 [ 283.429586] ? compat_start_thread+0x80/0x80 [ 283.434006] ? pvclock_read_flags+0x160/0x160 [ 283.438493] ? __switch_to_asm+0x34/0x70 [ 283.442550] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.448082] ? check_preemption_disabled+0x48/0x280 [ 283.453106] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 283.458664] ? rcu_pm_notify+0xc0/0xc0 [ 283.462551] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.468085] ? check_preemption_disabled+0x48/0x280 [ 283.473106] run_timer_softirq+0x52/0xb0 [ 283.477172] ? rcu_read_lock_sched_held+0x14f/0x180 [ 283.482186] __do_softirq+0x308/0xb7e [ 283.485989] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 283.491085] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 283.495856] ? schedule+0x108/0x460 [ 283.499476] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 283.504243] ? trace_hardirqs_off+0xb8/0x310 [ 283.508648] ? smpboot_thread_fn+0x68b/0xa00 [ 283.513049] ? trace_hardirqs_on+0x310/0x310 [ 283.517454] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 283.522988] ? check_preemption_disabled+0x48/0x280 [ 283.527999] ? takeover_tasklets+0xa90/0xa90 [ 283.532494] run_ksoftirqd+0x5e/0x100 [ 283.536294] smpboot_thread_fn+0x68b/0xa00 [ 283.540528] ? sort_range+0x30/0x30 [ 283.544155] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 283.549269] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 283.554816] ? __kthread_parkme+0xfb/0x1a0 [ 283.559052] ? sort_range+0x30/0x30 [ 283.562673] kthread+0x35a/0x440 [ 283.566039] ? kthread_stop+0x900/0x900 [ 283.570012] ret_from_fork+0x3a/0x50 [ 283.573740] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 283.573798] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 283.580672] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 283.580677] Call Trace: [ 283.580694] dump_stack+0x244/0x39d [ 283.580713] ? dump_stack_print_info.cold.1+0x20/0x20 [ 283.587253] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 283.596537] warn_alloc.cold.116+0xb7/0x1bd [ 283.599086] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 283.602709] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 283.631968] ? lock_downgrade+0x900/0x900 [ 283.636211] ? trace_hardirqs_off+0xb8/0x310 [ 283.640624] ? trace_hardirqs_off+0xb8/0x310 [ 283.645034] __alloc_pages_slowpath+0x26e8/0x2e10 [ 283.649900] ? warn_alloc+0x120/0x120 [ 283.653701] ? print_usage_bug+0xc0/0xc0 [ 283.657757] ? warn_alloc+0x120/0x120 [ 283.661563] ? warn_alloc+0x120/0x120 [ 283.665359] ? print_usage_bug+0xc0/0xc0 [ 283.669419] ? print_usage_bug+0xc0/0xc0 [ 283.673486] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 283.679018] ? should_fail+0x22d/0xd01 [ 283.682905] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 283.688003] ? __lock_acquire+0x62f/0x4c20 [ 283.692237] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 283.697335] ? __lock_acquire+0x62f/0x4c20 [ 283.701651] ? should_fail+0x22d/0xd01 [ 283.705537] ? find_held_lock+0x36/0x1c0 [ 283.709601] ? mark_held_locks+0x130/0x130 [ 283.713843] ? mark_held_locks+0x130/0x130 [ 283.718074] ? zap_class+0x640/0x640 [ 283.721790] ? zap_class+0x640/0x640 [ 283.725501] ? print_usage_bug+0xc0/0xc0 [ 283.729556] ? do_raw_spin_unlock+0xa7/0x330 [ 283.733960] ? zap_class+0x640/0x640 [ 283.737671] ? print_usage_bug+0xc0/0xc0 [ 283.741727] ? wq_watchdog_touch+0x9c/0xfe [ 283.745958] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.751495] ? check_preemption_disabled+0x48/0x280 [ 283.756515] ? __lock_is_held+0xb5/0x140 [ 283.760576] __alloc_pages_nodemask+0xa80/0xde0 [ 283.765243] ? zap_class+0x640/0x640 [ 283.768955] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 283.773982] ? find_held_lock+0x36/0x1c0 [ 283.778047] ? ____cache_alloc_node+0x1c7/0x1e0 [ 283.782711] ? lock_downgrade+0x900/0x900 [ 283.786863] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.792402] cache_grow_begin+0xa5/0x8c0 [ 283.796457] ? do_raw_spin_unlock+0xa7/0x330 [ 283.800869] fallback_alloc+0x204/0x2e0 [ 283.804846] ____cache_alloc_node+0x1c7/0x1e0 [ 283.809341] kmem_cache_alloc_node+0xe3/0x730 [ 283.813846] ? ipv6_get_ifaddr+0x42e/0x620 [ 283.818092] __alloc_skb+0x119/0x770 [ 283.821801] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 283.827074] ? netdev_alloc_frag+0x1f0/0x1f0 [ 283.831489] ? lock_downgrade+0x900/0x900 [ 283.835654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.841189] ? refcount_sub_and_test_checked+0x203/0x310 [ 283.846638] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 283.852091] ? addrconf_rs_timer+0x690/0x690 [ 283.856504] ndisc_alloc_skb+0x144/0x340 [ 283.860562] ndisc_send_rs+0x331/0x6e0 [ 283.864447] addrconf_rs_timer+0x314/0x690 [ 283.868680] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.872920] call_timer_fn+0x272/0x920 [ 283.876800] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.881030] ? process_timeout+0x40/0x40 [ 283.885105] ? __run_timers+0x7da/0xc70 [ 283.889084] ? _raw_spin_unlock_irq+0x27/0x80 [ 283.893579] ? _raw_spin_unlock_irq+0x27/0x80 [ 283.898083] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.902313] ? lockdep_hardirqs_on+0x296/0x5b0 [ 283.906892] ? trace_hardirqs_on+0xbd/0x310 [ 283.911207] ? kasan_check_read+0x11/0x20 [ 283.915351] ? __run_timers+0x7da/0xc70 [ 283.919323] ? trace_hardirqs_off_caller+0x310/0x310 [ 283.924428] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.928663] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.932891] __run_timers+0x7e5/0xc70 [ 283.936697] ? timer_fixup_init+0x70/0x70 [ 283.940839] ? compat_start_thread+0x80/0x80 [ 283.945246] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.950783] ? _raw_spin_unlock_irq+0x60/0x80 [ 283.955274] ? finish_task_switch+0x1f4/0x910 [ 283.959768] ? finish_task_switch+0x1b4/0x910 [ 283.964262] ? __switch_to_asm+0x34/0x70 [ 283.968325] ? preempt_notifier_register+0x200/0x200 [ 283.973429] ? __switch_to_asm+0x34/0x70 [ 283.977485] ? __switch_to_asm+0x40/0x70 [ 283.981540] ? __switch_to_asm+0x34/0x70 [ 283.985600] ? __switch_to_asm+0x40/0x70 [ 283.989657] ? __switch_to_asm+0x34/0x70 [ 283.993710] ? __switch_to_asm+0x40/0x70 [ 283.997766] ? __switch_to_asm+0x40/0x70 [ 284.001829] ? pvclock_read_flags+0x160/0x160 [ 284.006325] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.011857] ? check_preemption_disabled+0x48/0x280 [ 284.016882] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 284.022420] ? rcu_pm_notify+0xc0/0xc0 [ 284.026302] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.031835] ? check_preemption_disabled+0x48/0x280 [ 284.036850] run_timer_softirq+0x52/0xb0 [ 284.040908] ? rcu_read_lock_sched_held+0x14f/0x180 [ 284.045921] __do_softirq+0x308/0xb7e [ 284.049722] ? retint_kernel+0x2d/0x2d [ 284.053611] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 284.058708] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 284.064162] ? schedule+0x108/0x460 [ 284.067799] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 284.072551] ? __schedule+0x21d0/0x21d0 [ 284.076527] ? trace_hardirqs_off+0xb8/0x310 [ 284.080939] ? smpboot_thread_fn+0x68b/0xa00 [ 284.085344] ? trace_hardirqs_on+0x310/0x310 [ 284.089753] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 284.095285] ? check_preemption_disabled+0x48/0x280 [ 284.100296] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.105831] ? takeover_tasklets+0xa90/0xa90 [ 284.110235] run_ksoftirqd+0x5e/0x100 [ 284.114045] smpboot_thread_fn+0x68b/0xa00 [ 284.118288] ? sort_range+0x30/0x30 [ 284.121914] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 284.127015] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 284.132548] ? __kthread_parkme+0xfb/0x1a0 [ 284.136797] ? sort_range+0x30/0x30 [ 284.140422] kthread+0x35a/0x440 [ 284.143786] ? kthread_stop+0x900/0x900 [ 284.147759] ret_from_fork+0x3a/0x50 [ 284.151487] warn_alloc_show_mem: 1 callbacks suppressed [ 284.151497] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 284.151498] Mem-Info: [ 284.151528] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 284.151528] active_file:14 inactive_file:13 isolated_file:0 [ 284.151528] unevictable:0 dirty:0 writeback:0 unstable:0 [ 284.151528] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 284.151528] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 284.151528] free:13782 free_pcp:155 free_cma:0 [ 284.156864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 284.163701] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 284.166094] Call Trace: [ 284.199044] 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 [ 284.208407] dump_stack+0x244/0x39d [ 284.235881] lowmem_reserve[]: 0 2818 6321 6321 [ 284.238470] ? dump_stack_print_info.cold.1+0x20/0x20 [ 284.264570] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 284.268198] warn_alloc.cold.116+0xb7/0x1bd [ 284.272741] lowmem_reserve[]: 0 0 3503 3503 [ 284.277926] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 284.305310] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 284.309626] ? lock_downgrade+0x900/0x900 [ 284.313916] lowmem_reserve[]: 0 0 0 0 [ 284.318752] ? trace_hardirqs_off+0xb8/0x310 [ 284.347691] 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 [ 284.351863] ? trace_hardirqs_off+0xb8/0x310 [ 284.355631] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 284.360046] __alloc_pages_slowpath+0x26e8/0x2e10 [ 284.373548] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 284.377969] ? warn_alloc+0x120/0x120 [ 284.393185] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 284.398012] ? print_usage_bug+0xc0/0xc0 [ 284.413076] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 284.416860] ? warn_alloc+0x120/0x120 [ 284.425670] 165 total pagecache pages [ 284.429720] ? __bfs+0x321/0x780 [ 284.438273] 0 pages in swap cache [ 284.442064] ? warn_alloc+0x120/0x120 [ 284.445839] Swap cache stats: add 0, delete 0, find 0/0 [ 284.449192] ? print_usage_bug+0xc0/0xc0 [ 284.452619] Free swap = 0kB [ 284.456408] ? print_usage_bug+0xc0/0xc0 [ 284.461744] Total swap = 0kB [ 284.465829] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 284.468813] 1965979 pages RAM [ 284.472863] ? should_fail+0x22d/0xd01 [ 284.475865] 0 pages HighMem/MovableOnly [ 284.475872] 342854 pages reserved [ 284.481399] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 284.484475] 0 pages cma reserved [ 284.488348] ? __lock_acquire+0x62f/0x4c20 [ 284.492360] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 284.495749] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 284.495761] ? __lock_acquire+0x62f/0x4c20 [ 284.495775] ? should_fail+0x22d/0xd01 [ 284.500898] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 284.505074] ? find_held_lock+0x36/0x1c0 [ 284.509280] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 284.515765] ? mark_held_locks+0x130/0x130 [ 284.552151] ? mark_held_locks+0x130/0x130 [ 284.556396] ? zap_class+0x640/0x640 [ 284.560111] ? mark_held_locks+0xc7/0x130 [ 284.564253] ? do_raw_spin_unlock+0xa7/0x330 [ 284.568661] ? zap_class+0x640/0x640 [ 284.572368] ? print_usage_bug+0xc0/0xc0 [ 284.576443] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.581978] ? check_preemption_disabled+0x48/0x280 [ 284.587001] ? __lock_is_held+0xb5/0x140 [ 284.591078] __alloc_pages_nodemask+0xa80/0xde0 [ 284.595742] ? zap_class+0x640/0x640 [ 284.599457] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 284.604492] ? find_held_lock+0x36/0x1c0 [ 284.608557] ? ____cache_alloc_node+0x1c7/0x1e0 [ 284.613225] ? lock_downgrade+0x900/0x900 [ 284.617375] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.622914] cache_grow_begin+0xa5/0x8c0 [ 284.627459] ? do_raw_spin_unlock+0xa7/0x330 [ 284.631871] fallback_alloc+0x204/0x2e0 [ 284.635850] ____cache_alloc_node+0x1c7/0x1e0 [ 284.640348] kmem_cache_alloc_node+0xe3/0x730 [ 284.644845] ? ipv6_get_ifaddr+0x42e/0x620 [ 284.649085] __alloc_skb+0x119/0x770 [ 284.652799] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 284.658078] ? netdev_alloc_frag+0x1f0/0x1f0 [ 284.662487] ? lock_downgrade+0x900/0x900 [ 284.666636] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.672170] ? refcount_sub_and_test_checked+0x203/0x310 [ 284.677618] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 284.683067] ? addrconf_rs_timer+0x690/0x690 [ 284.687496] ndisc_alloc_skb+0x144/0x340 [ 284.691557] ndisc_send_rs+0x331/0x6e0 [ 284.695446] addrconf_rs_timer+0x314/0x690 [ 284.699681] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.703921] call_timer_fn+0x272/0x920 [ 284.707802] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.712040] ? process_timeout+0x40/0x40 [ 284.716105] ? __run_timers+0x7da/0xc70 [ 284.720080] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.724571] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.729061] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.733294] ? lockdep_hardirqs_on+0x296/0x5b0 [ 284.737873] ? trace_hardirqs_on+0xbd/0x310 [ 284.742188] ? kasan_check_read+0x11/0x20 [ 284.746328] ? __run_timers+0x7da/0xc70 [ 284.750298] ? trace_hardirqs_off_caller+0x310/0x310 [ 284.755398] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.759634] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.763862] __run_timers+0x7e5/0xc70 [ 284.767667] ? timer_fixup_init+0x70/0x70 [ 284.771814] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.776307] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.780797] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 284.785375] ? trace_hardirqs_on+0xbd/0x310 [ 284.789692] ? kasan_check_read+0x11/0x20 [ 284.794153] ? finish_task_switch+0x1f4/0x910 [ 284.798664] ? trace_hardirqs_off_caller+0x310/0x310 [ 284.803768] ? compat_start_thread+0x80/0x80 [ 284.808190] ? pvclock_read_flags+0x160/0x160 [ 284.812681] ? __switch_to_asm+0x34/0x70 [ 284.816737] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.822272] ? check_preemption_disabled+0x48/0x280 [ 284.827292] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 284.832847] ? rcu_pm_notify+0xc0/0xc0 [ 284.836732] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.842265] ? check_preemption_disabled+0x48/0x280 [ 284.847282] run_timer_softirq+0x52/0xb0 [ 284.851344] ? rcu_read_lock_sched_held+0x14f/0x180 [ 284.856356] __do_softirq+0x308/0xb7e [ 284.860165] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 284.865261] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 284.870028] ? schedule+0x108/0x460 [ 284.873653] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 284.878411] ? trace_hardirqs_off+0xb8/0x310 [ 284.882815] ? smpboot_thread_fn+0x68b/0xa00 [ 284.887218] ? trace_hardirqs_on+0x310/0x310 [ 284.891622] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 284.897157] ? check_preemption_disabled+0x48/0x280 [ 284.902168] ? takeover_tasklets+0xa90/0xa90 [ 284.906573] run_ksoftirqd+0x5e/0x100 [ 284.910368] smpboot_thread_fn+0x68b/0xa00 [ 284.914601] ? sort_range+0x30/0x30 [ 284.918229] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 284.923332] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 284.928871] ? __kthread_parkme+0xfb/0x1a0 [ 284.933109] ? sort_range+0x30/0x30 [ 284.936732] kthread+0x35a/0x440 [ 284.940097] ? kthread_stop+0x900/0x900 [ 284.944069] ret_from_fork+0x3a/0x50 [ 284.947793] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 284.947854] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 284.954724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 284.954729] Call Trace: [ 284.954745] dump_stack+0x244/0x39d [ 284.954766] ? dump_stack_print_info.cold.1+0x20/0x20 [ 284.961279] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 284.970587] warn_alloc.cold.116+0xb7/0x1bd [ 284.973140] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 284.976757] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 285.006037] ? lock_downgrade+0x900/0x900 [ 285.010189] ? trace_hardirqs_off+0xb8/0x310 [ 285.014599] ? trace_hardirqs_off+0xb8/0x310 [ 285.019017] __alloc_pages_slowpath+0x26e8/0x2e10 [ 285.023884] ? warn_alloc+0x120/0x120 [ 285.027685] ? print_usage_bug+0xc0/0xc0 [ 285.031743] ? warn_alloc+0x120/0x120 [ 285.035542] ? warn_alloc+0x120/0x120 [ 285.039343] ? print_usage_bug+0xc0/0xc0 [ 285.043412] ? print_usage_bug+0xc0/0xc0 [ 285.047479] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 285.053022] ? should_fail+0x22d/0xd01 [ 285.056911] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 285.062019] ? __lock_acquire+0x62f/0x4c20 [ 285.066256] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 285.071356] ? __lock_acquire+0x62f/0x4c20 [ 285.075587] ? should_fail+0x22d/0xd01 [ 285.079474] ? find_held_lock+0x36/0x1c0 [ 285.083542] ? mark_held_locks+0x130/0x130 [ 285.087778] ? mark_held_locks+0x130/0x130 [ 285.092094] ? zap_class+0x640/0x640 [ 285.095804] ? zap_class+0x640/0x640 [ 285.099520] ? print_usage_bug+0xc0/0xc0 [ 285.103580] ? do_raw_spin_unlock+0xa7/0x330 [ 285.107993] ? zap_class+0x640/0x640 [ 285.111705] ? print_usage_bug+0xc0/0xc0 [ 285.115761] ? wq_watchdog_touch+0x9c/0xfe [ 285.120001] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.125541] ? check_preemption_disabled+0x48/0x280 [ 285.130578] ? __lock_is_held+0xb5/0x140 [ 285.134639] __alloc_pages_nodemask+0xa80/0xde0 [ 285.139307] ? zap_class+0x640/0x640 [ 285.143020] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 285.148044] ? find_held_lock+0x36/0x1c0 [ 285.152113] ? ____cache_alloc_node+0x1c7/0x1e0 [ 285.156777] ? lock_downgrade+0x900/0x900 [ 285.160933] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.166470] cache_grow_begin+0xa5/0x8c0 [ 285.170531] ? do_raw_spin_unlock+0xa7/0x330 [ 285.174944] fallback_alloc+0x204/0x2e0 [ 285.178926] ____cache_alloc_node+0x1c7/0x1e0 [ 285.183427] kmem_cache_alloc_node+0xe3/0x730 [ 285.187918] ? ipv6_get_ifaddr+0x42e/0x620 [ 285.192157] __alloc_skb+0x119/0x770 [ 285.195868] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 285.201163] ? netdev_alloc_frag+0x1f0/0x1f0 [ 285.205568] ? lock_downgrade+0x900/0x900 [ 285.209719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.215250] ? refcount_sub_and_test_checked+0x203/0x310 [ 285.220697] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 285.226142] ? addrconf_rs_timer+0x690/0x690 [ 285.230554] ndisc_alloc_skb+0x144/0x340 [ 285.234617] ndisc_send_rs+0x331/0x6e0 [ 285.238508] addrconf_rs_timer+0x314/0x690 [ 285.242744] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 285.246991] call_timer_fn+0x272/0x920 [ 285.250873] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 285.255103] ? process_timeout+0x40/0x40 [ 285.259167] ? __run_timers+0x7da/0xc70 [ 285.263139] ? _raw_spin_unlock_irq+0x27/0x80 [ 285.267628] ? _raw_spin_unlock_irq+0x27/0x80 [ 285.272117] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 285.276345] ? lockdep_hardirqs_on+0x296/0x5b0 [ 285.280923] ? trace_hardirqs_on+0xbd/0x310 [ 285.285242] ? kasan_check_read+0x11/0x20 [ 285.289383] ? __run_timers+0x7da/0xc70 [ 285.293352] ? trace_hardirqs_off_caller+0x310/0x310 [ 285.298628] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 285.302861] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 285.307089] __run_timers+0x7e5/0xc70 [ 285.310894] ? timer_fixup_init+0x70/0x70 [ 285.315036] ? compat_start_thread+0x80/0x80 [ 285.319442] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.324987] ? _raw_spin_unlock_irq+0x60/0x80 [ 285.329485] ? finish_task_switch+0x1f4/0x910 [ 285.333980] ? finish_task_switch+0x1b4/0x910 [ 285.338473] ? __switch_to_asm+0x34/0x70 [ 285.342537] ? preempt_notifier_register+0x200/0x200 [ 285.347636] ? __switch_to_asm+0x34/0x70 [ 285.351691] ? __switch_to_asm+0x40/0x70 [ 285.355745] ? __switch_to_asm+0x34/0x70 [ 285.359803] ? __switch_to_asm+0x40/0x70 [ 285.363861] ? __switch_to_asm+0x34/0x70 [ 285.367917] ? __switch_to_asm+0x40/0x70 [ 285.371985] ? __switch_to_asm+0x40/0x70 [ 285.376050] ? pvclock_read_flags+0x160/0x160 [ 285.380542] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.386078] ? check_preemption_disabled+0x48/0x280 [ 285.391101] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 285.396637] ? rcu_pm_notify+0xc0/0xc0 [ 285.400521] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.406052] ? check_preemption_disabled+0x48/0x280 [ 285.411069] run_timer_softirq+0x52/0xb0 [ 285.415130] ? rcu_read_lock_sched_held+0x14f/0x180 [ 285.420143] __do_softirq+0x308/0xb7e [ 285.423946] ? retint_kernel+0x2d/0x2d [ 285.427843] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 285.432941] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 285.438413] ? schedule+0x108/0x460 [ 285.442041] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 285.446794] ? __schedule+0x21d0/0x21d0 [ 285.450770] ? trace_hardirqs_off+0xb8/0x310 [ 285.455178] ? smpboot_thread_fn+0x68b/0xa00 [ 285.459588] ? trace_hardirqs_on+0x310/0x310 [ 285.463998] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 285.469533] ? check_preemption_disabled+0x48/0x280 [ 285.474547] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.480081] ? takeover_tasklets+0xa90/0xa90 [ 285.484491] run_ksoftirqd+0x5e/0x100 [ 285.488289] smpboot_thread_fn+0x68b/0xa00 [ 285.492521] ? sort_range+0x30/0x30 [ 285.496147] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 285.501250] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 285.506783] ? __kthread_parkme+0xfb/0x1a0 [ 285.511016] ? sort_range+0x30/0x30 [ 285.514644] kthread+0x35a/0x440 [ 285.518005] ? kthread_stop+0x900/0x900 [ 285.521981] ret_from_fork+0x3a/0x50 [ 285.525700] warn_alloc_show_mem: 1 callbacks suppressed [ 285.525710] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 285.525711] Mem-Info: [ 285.525739] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 285.525739] active_file:14 inactive_file:13 isolated_file:0 [ 285.525739] unevictable:0 dirty:0 writeback:0 unstable:0 [ 285.525739] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 285.525739] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 285.525739] free:13782 free_pcp:155 free_cma:0 [ 285.531084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 285.537924] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 285.540318] Call Trace: [ 285.573180] 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 [ 285.582534] dump_stack+0x244/0x39d [ 285.609999] lowmem_reserve[]: 0 2818 6321 6321 [ 285.612587] ? dump_stack_print_info.cold.1+0x20/0x20 [ 285.638667] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 285.642294] warn_alloc.cold.116+0xb7/0x1bd [ 285.646839] lowmem_reserve[]: 0 0 3503 3503 [ 285.652018] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 285.679402] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 285.683718] ? lock_downgrade+0x900/0x900 [ 285.688002] lowmem_reserve[]: 0 0 0 0 [ 285.692844] ? trace_hardirqs_off+0xb8/0x310 [ 285.721703] 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 [ 285.725847] ? trace_hardirqs_off+0xb8/0x310 [ 285.729617] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 285.734022] __alloc_pages_slowpath+0x26e8/0x2e10 [ 285.747525] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 285.751960] ? warn_alloc+0x120/0x120 [ 285.767184] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 285.772018] ? print_usage_bug+0xc0/0xc0 [ 285.787074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 285.787082] 165 total pagecache pages [ 285.790873] ? warn_alloc+0x120/0x120 [ 285.799685] 0 pages in swap cache [ 285.803738] ? __bfs+0x321/0x780 [ 285.812285] Swap cache stats: add 0, delete 0, find 0/0 [ 285.812292] Free swap = 0kB [ 285.816079] ? warn_alloc+0x120/0x120 [ 285.819853] Total swap = 0kB [ 285.823298] ? print_usage_bug+0xc0/0xc0 [ 285.826639] 1965979 pages RAM [ 285.831991] ? print_usage_bug+0xc0/0xc0 [ 285.834983] 0 pages HighMem/MovableOnly [ 285.838784] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 285.841772] 342854 pages reserved [ 285.841779] 0 pages cma reserved [ 285.845831] ? should_fail+0x22d/0xd01 [ 285.848970] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 285.852970] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 285.856996] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 285.862458] ? __lock_acquire+0x62f/0x4c20 [ 285.865883] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 285.869238] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 285.908910] ? __lock_acquire+0x62f/0x4c20 [ 285.913151] ? should_fail+0x22d/0xd01 [ 285.917032] ? find_held_lock+0x36/0x1c0 [ 285.921094] ? mark_held_locks+0x130/0x130 [ 285.925338] ? mark_held_locks+0x130/0x130 [ 285.929568] ? zap_class+0x640/0x640 [ 285.933280] ? zap_class+0x640/0x640 [ 285.936990] ? print_usage_bug+0xc0/0xc0 [ 285.941054] ? do_raw_spin_unlock+0xa7/0x330 [ 285.945460] ? zap_class+0x640/0x640 [ 285.949170] ? print_usage_bug+0xc0/0xc0 [ 285.953263] ? wq_watchdog_touch+0x9c/0xfe [ 285.957498] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.963032] ? check_preemption_disabled+0x48/0x280 [ 285.968057] ? __lock_is_held+0xb5/0x140 [ 285.972117] __alloc_pages_nodemask+0xa80/0xde0 [ 285.976780] ? zap_class+0x640/0x640 [ 285.980498] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 285.985535] ? find_held_lock+0x36/0x1c0 [ 285.989603] ? ____cache_alloc_node+0x1c7/0x1e0 [ 285.994273] ? lock_downgrade+0x900/0x900 [ 285.998424] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.003964] cache_grow_begin+0xa5/0x8c0 [ 286.008019] ? do_raw_spin_unlock+0xa7/0x330 [ 286.012429] fallback_alloc+0x204/0x2e0 [ 286.016405] ____cache_alloc_node+0x1c7/0x1e0 [ 286.020911] kmem_cache_alloc_node+0xe3/0x730 [ 286.025405] ? ipv6_get_ifaddr+0x42e/0x620 [ 286.029644] __alloc_skb+0x119/0x770 [ 286.033354] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 286.038631] ? netdev_alloc_frag+0x1f0/0x1f0 [ 286.043038] ? lock_downgrade+0x900/0x900 [ 286.047188] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.052725] ? refcount_sub_and_test_checked+0x203/0x310 [ 286.058176] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 286.063623] ? addrconf_rs_timer+0x690/0x690 [ 286.068041] ndisc_alloc_skb+0x144/0x340 [ 286.072101] ndisc_send_rs+0x331/0x6e0 [ 286.075992] addrconf_rs_timer+0x314/0x690 [ 286.080227] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.084466] call_timer_fn+0x272/0x920 [ 286.088346] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.092579] ? process_timeout+0x40/0x40 [ 286.096647] ? __run_timers+0x7da/0xc70 [ 286.100620] ? _raw_spin_unlock_irq+0x27/0x80 [ 286.105116] ? _raw_spin_unlock_irq+0x27/0x80 [ 286.109609] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.113838] ? lockdep_hardirqs_on+0x296/0x5b0 [ 286.118419] ? trace_hardirqs_on+0xbd/0x310 [ 286.122738] ? kasan_check_read+0x11/0x20 [ 286.126879] ? __run_timers+0x7da/0xc70 [ 286.130861] ? trace_hardirqs_off_caller+0x310/0x310 [ 286.135964] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.140202] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.145558] __run_timers+0x7e5/0xc70 [ 286.149366] ? timer_fixup_init+0x70/0x70 [ 286.153514] ? _raw_spin_unlock_irq+0x27/0x80 [ 286.158008] ? _raw_spin_unlock_irq+0x27/0x80 [ 286.162514] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 286.167094] ? trace_hardirqs_on+0xbd/0x310 [ 286.171410] ? kasan_check_read+0x11/0x20 [ 286.175557] ? finish_task_switch+0x1f4/0x910 [ 286.180048] ? trace_hardirqs_off_caller+0x310/0x310 [ 286.185145] ? compat_start_thread+0x80/0x80 [ 286.189566] ? pvclock_read_flags+0x160/0x160 [ 286.194057] ? __switch_to_asm+0x34/0x70 [ 286.198116] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.203650] ? check_preemption_disabled+0x48/0x280 [ 286.208668] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 286.214204] ? rcu_pm_notify+0xc0/0xc0 [ 286.218087] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.223619] ? check_preemption_disabled+0x48/0x280 [ 286.228653] run_timer_softirq+0x52/0xb0 [ 286.232714] ? rcu_read_lock_sched_held+0x14f/0x180 [ 286.237725] __do_softirq+0x308/0xb7e [ 286.241531] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 286.246632] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 286.251390] ? schedule+0x108/0x460 [ 286.255014] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 286.259773] ? trace_hardirqs_off+0xb8/0x310 [ 286.264177] ? smpboot_thread_fn+0x68b/0xa00 [ 286.268580] ? trace_hardirqs_on+0x310/0x310 [ 286.272985] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 286.278520] ? check_preemption_disabled+0x48/0x280 [ 286.283532] ? takeover_tasklets+0xa90/0xa90 [ 286.287936] run_ksoftirqd+0x5e/0x100 [ 286.291731] smpboot_thread_fn+0x68b/0xa00 [ 286.295964] ? sort_range+0x30/0x30 [ 286.299612] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 286.304709] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 286.310258] ? __kthread_parkme+0xfb/0x1a0 [ 286.314489] ? sort_range+0x30/0x30 [ 286.318126] kthread+0x35a/0x440 [ 286.321492] ? kthread_stop+0x900/0x900 [ 286.325462] ret_from_fork+0x3a/0x50 [ 286.329189] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 286.329249] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 286.336120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.336124] Call Trace: [ 286.336140] dump_stack+0x244/0x39d [ 286.336161] ? dump_stack_print_info.cold.1+0x20/0x20 [ 286.342671] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 286.351982] warn_alloc.cold.116+0xb7/0x1bd [ 286.354533] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 286.358145] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 286.387415] ? lock_downgrade+0x900/0x900 [ 286.391566] ? trace_hardirqs_off+0xb8/0x310 [ 286.395977] ? trace_hardirqs_off+0xb8/0x310 [ 286.400388] __alloc_pages_slowpath+0x26e8/0x2e10 [ 286.405267] ? warn_alloc+0x120/0x120 [ 286.409070] ? print_usage_bug+0xc0/0xc0 [ 286.413134] ? warn_alloc+0x120/0x120 [ 286.416938] ? warn_alloc+0x120/0x120 [ 286.420742] ? print_usage_bug+0xc0/0xc0 [ 286.424807] ? print_usage_bug+0xc0/0xc0 [ 286.428880] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 286.434419] ? should_fail+0x22d/0xd01 [ 286.438311] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 286.443414] ? __lock_acquire+0x62f/0x4c20 [ 286.447647] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 286.452742] ? __lock_acquire+0x62f/0x4c20 [ 286.456972] ? should_fail+0x22d/0xd01 [ 286.460856] ? find_held_lock+0x36/0x1c0 [ 286.464928] ? mark_held_locks+0x130/0x130 [ 286.469161] ? mark_held_locks+0x130/0x130 [ 286.473397] ? zap_class+0x640/0x640 [ 286.477113] ? mark_held_locks+0xc7/0x130 [ 286.481255] ? do_raw_spin_unlock+0xa7/0x330 [ 286.485668] ? zap_class+0x640/0x640 [ 286.489654] ? print_usage_bug+0xc0/0xc0 [ 286.493716] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.499251] ? check_preemption_disabled+0x48/0x280 [ 286.504274] ? __lock_is_held+0xb5/0x140 [ 286.508335] __alloc_pages_nodemask+0xa80/0xde0 [ 286.512998] ? zap_class+0x640/0x640 [ 286.516712] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 286.521732] ? find_held_lock+0x36/0x1c0 [ 286.525796] ? ____cache_alloc_node+0x1c7/0x1e0 [ 286.530464] ? lock_downgrade+0x900/0x900 [ 286.534614] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.540239] cache_grow_begin+0xa5/0x8c0 [ 286.544293] ? do_raw_spin_unlock+0xa7/0x330 [ 286.548718] fallback_alloc+0x204/0x2e0 [ 286.552696] ____cache_alloc_node+0x1c7/0x1e0 [ 286.557207] kmem_cache_alloc_node+0xe3/0x730 [ 286.561699] ? ipv6_get_ifaddr+0x42e/0x620 [ 286.565941] __alloc_skb+0x119/0x770 [ 286.569651] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 286.574927] ? netdev_alloc_frag+0x1f0/0x1f0 [ 286.579330] ? lock_downgrade+0x900/0x900 [ 286.583480] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.589018] ? refcount_sub_and_test_checked+0x203/0x310 [ 286.594468] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 286.599918] ? addrconf_rs_timer+0x690/0x690 [ 286.604331] ndisc_alloc_skb+0x144/0x340 [ 286.608396] ndisc_send_rs+0x331/0x6e0 [ 286.612283] addrconf_rs_timer+0x314/0x690 [ 286.616518] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.620756] call_timer_fn+0x272/0x920 [ 286.625102] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.629336] ? process_timeout+0x40/0x40 [ 286.633411] ? __run_timers+0x7da/0xc70 [ 286.637388] ? _raw_spin_unlock_irq+0x27/0x80 [ 286.641889] ? _raw_spin_unlock_irq+0x27/0x80 [ 286.646386] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.650617] ? lockdep_hardirqs_on+0x296/0x5b0 [ 286.655199] ? trace_hardirqs_on+0xbd/0x310 [ 286.659516] ? kasan_check_read+0x11/0x20 [ 286.663655] ? __run_timers+0x7da/0xc70 [ 286.667627] ? trace_hardirqs_off_caller+0x310/0x310 [ 286.672728] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.676962] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.681190] __run_timers+0x7e5/0xc70 [ 286.684995] ? timer_fixup_init+0x70/0x70 [ 286.689139] ? compat_start_thread+0x80/0x80 [ 286.693547] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.699087] ? _raw_spin_unlock_irq+0x60/0x80 [ 286.703583] ? finish_task_switch+0x1f4/0x910 [ 286.708080] ? finish_task_switch+0x1b4/0x910 [ 286.712570] ? __switch_to_asm+0x34/0x70 [ 286.716629] ? preempt_notifier_register+0x200/0x200 [ 286.721728] ? __switch_to_asm+0x34/0x70 [ 286.725787] ? __switch_to_asm+0x40/0x70 [ 286.729857] ? __switch_to_asm+0x34/0x70 [ 286.733913] ? __switch_to_asm+0x40/0x70 [ 286.737966] ? __switch_to_asm+0x34/0x70 [ 286.742022] ? __switch_to_asm+0x40/0x70 [ 286.746086] ? __switch_to_asm+0x40/0x70 [ 286.750149] ? pvclock_read_flags+0x160/0x160 [ 286.754644] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.760182] ? check_preemption_disabled+0x48/0x280 [ 286.765201] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 286.770738] ? rcu_pm_notify+0xc0/0xc0 [ 286.774638] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.780174] ? check_preemption_disabled+0x48/0x280 [ 286.785191] run_timer_softirq+0x52/0xb0 [ 286.789247] ? rcu_read_lock_sched_held+0x14f/0x180 [ 286.794793] __do_softirq+0x308/0xb7e [ 286.798596] ? retint_kernel+0x2d/0x2d [ 286.802742] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 286.807848] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 286.813299] ? schedule+0x108/0x460 [ 286.816921] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 286.821674] ? __schedule+0x21d0/0x21d0 [ 286.825648] ? trace_hardirqs_off+0xb8/0x310 [ 286.830054] ? smpboot_thread_fn+0x68b/0xa00 [ 286.834458] ? trace_hardirqs_on+0x310/0x310 [ 286.838871] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 286.844407] ? check_preemption_disabled+0x48/0x280 [ 286.849421] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.854969] ? takeover_tasklets+0xa90/0xa90 [ 286.859376] run_ksoftirqd+0x5e/0x100 [ 286.863173] smpboot_thread_fn+0x68b/0xa00 [ 286.867404] ? sort_range+0x30/0x30 [ 286.871028] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 286.876127] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 286.881659] ? __kthread_parkme+0xfb/0x1a0 [ 286.885891] ? sort_range+0x30/0x30 [ 286.889517] kthread+0x35a/0x440 [ 286.892880] ? kthread_stop+0x900/0x900 [ 286.896858] ret_from_fork+0x3a/0x50 [ 286.900582] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 286.900586] warn_alloc_show_mem: 1 callbacks suppressed [ 286.900593] Mem-Info: [ 286.907534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.907541] Call Trace: [ 286.912922] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 286.912922] active_file:14 inactive_file:13 isolated_file:0 [ 286.912922] unevictable:0 dirty:0 writeback:0 unstable:0 [ 286.912922] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 286.912922] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 286.912922] free:13782 free_pcp:155 free_cma:0 [ 286.915302] dump_stack+0x244/0x39d [ 286.924650] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 286.927225] ? dump_stack_print_info.cold.1+0x20/0x20 [ 286.960092] 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 [ 286.963739] warn_alloc.cold.116+0xb7/0x1bd [ 286.991200] lowmem_reserve[]: 0 2818 6321 6321 [ 286.996390] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 287.022485] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 287.026804] ? lock_downgrade+0x900/0x900 [ 287.031351] lowmem_reserve[]: 0 0 3503 3503 [ 287.036193] ? trace_hardirqs_off+0xb8/0x310 [ 287.063585] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 287.067732] ? trace_hardirqs_off+0xb8/0x310 [ 287.072021] lowmem_reserve[]: 0 0 0 0 [ 287.076429] __alloc_pages_slowpath+0x26e8/0x2e10 [ 287.105372] 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 [ 287.110854] ? warn_alloc+0x120/0x120 [ 287.114598] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 287.119432] ? print_usage_bug+0xc0/0xc0 [ 287.132928] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 287.136721] ? warn_alloc+0x120/0x120 [ 287.151960] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 287.156006] ? __bfs+0x321/0x780 [ 287.171076] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 287.171083] 165 total pagecache pages [ 287.174873] ? warn_alloc+0x120/0x120 [ 287.183685] 0 pages in swap cache [ 287.187031] ? print_usage_bug+0xc0/0xc0 [ 287.195582] Swap cache stats: add 0, delete 0, find 0/0 [ 287.199371] ? print_usage_bug+0xc0/0xc0 [ 287.203143] Free swap = 0kB [ 287.206590] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 287.210618] Total swap = 0kB [ 287.215966] ? should_fail+0x22d/0xd01 [ 287.220000] 1965979 pages RAM [ 287.223006] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 287.228511] 0 pages HighMem/MovableOnly [ 287.228519] 342854 pages reserved [ 287.231545] ? __lock_acquire+0x62f/0x4c20 [ 287.235405] 0 pages cma reserved [ 287.238507] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 287.243638] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 287.247541] ? __lock_acquire+0x62f/0x4c20 [ 287.247554] ? should_fail+0x22d/0xd01 [ 287.247568] ? find_held_lock+0x36/0x1c0 [ 287.251052] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 287.255231] ? mark_held_locks+0x130/0x130 [ 287.258566] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 287.263669] ? mark_held_locks+0x130/0x130 [ 287.307216] ? zap_class+0x640/0x640 [ 287.310928] ? zap_class+0x640/0x640 [ 287.314641] ? print_usage_bug+0xc0/0xc0 [ 287.318695] ? do_raw_spin_unlock+0xa7/0x330 [ 287.323099] ? zap_class+0x640/0x640 [ 287.326822] ? print_usage_bug+0xc0/0xc0 [ 287.330882] ? wq_watchdog_touch+0x9c/0xfe [ 287.335117] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.340649] ? check_preemption_disabled+0x48/0x280 [ 287.345669] ? __lock_is_held+0xb5/0x140 [ 287.349732] __alloc_pages_nodemask+0xa80/0xde0 [ 287.354398] ? zap_class+0x640/0x640 [ 287.358114] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 287.363137] ? find_held_lock+0x36/0x1c0 [ 287.367202] ? ____cache_alloc_node+0x1c7/0x1e0 [ 287.371871] ? lock_downgrade+0x900/0x900 [ 287.376022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.381558] cache_grow_begin+0xa5/0x8c0 [ 287.385612] ? do_raw_spin_unlock+0xa7/0x330 [ 287.390021] fallback_alloc+0x204/0x2e0 [ 287.393996] ____cache_alloc_node+0x1c7/0x1e0 [ 287.398491] kmem_cache_alloc_node+0xe3/0x730 [ 287.402982] ? ipv6_get_ifaddr+0x42e/0x620 [ 287.407219] __alloc_skb+0x119/0x770 [ 287.410931] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 287.416208] ? netdev_alloc_frag+0x1f0/0x1f0 [ 287.420615] ? lock_downgrade+0x900/0x900 [ 287.424767] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.430305] ? refcount_sub_and_test_checked+0x203/0x310 [ 287.435757] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 287.441207] ? addrconf_rs_timer+0x690/0x690 [ 287.445620] ndisc_alloc_skb+0x144/0x340 [ 287.449683] ndisc_send_rs+0x331/0x6e0 [ 287.453579] addrconf_rs_timer+0x314/0x690 [ 287.457825] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 287.462069] call_timer_fn+0x272/0x920 [ 287.465949] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 287.470183] ? process_timeout+0x40/0x40 [ 287.474245] ? __run_timers+0x7da/0xc70 [ 287.478219] ? _raw_spin_unlock_irq+0x27/0x80 [ 287.482709] ? _raw_spin_unlock_irq+0x27/0x80 [ 287.487196] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 287.491432] ? lockdep_hardirqs_on+0x296/0x5b0 [ 287.496012] ? trace_hardirqs_on+0xbd/0x310 [ 287.500338] ? kasan_check_read+0x11/0x20 [ 287.504479] ? __run_timers+0x7da/0xc70 [ 287.508454] ? trace_hardirqs_off_caller+0x310/0x310 [ 287.513557] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 287.517797] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 287.522028] __run_timers+0x7e5/0xc70 [ 287.525835] ? timer_fixup_init+0x70/0x70 [ 287.529984] ? _raw_spin_unlock_irq+0x27/0x80 [ 287.534474] ? _raw_spin_unlock_irq+0x27/0x80 [ 287.538989] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 287.543568] ? trace_hardirqs_on+0xbd/0x310 [ 287.547885] ? kasan_check_read+0x11/0x20 [ 287.552032] ? finish_task_switch+0x1f4/0x910 [ 287.556527] ? trace_hardirqs_off_caller+0x310/0x310 [ 287.561626] ? compat_start_thread+0x80/0x80 [ 287.566047] ? pvclock_read_flags+0x160/0x160 [ 287.570538] ? __switch_to_asm+0x34/0x70 [ 287.574594] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.580145] ? check_preemption_disabled+0x48/0x280 [ 287.585164] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 287.590703] ? rcu_pm_notify+0xc0/0xc0 [ 287.594590] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.600126] ? check_preemption_disabled+0x48/0x280 [ 287.605159] run_timer_softirq+0x52/0xb0 [ 287.609223] ? rcu_read_lock_sched_held+0x14f/0x180 [ 287.614234] __do_softirq+0x308/0xb7e [ 287.618042] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 287.623152] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 287.628334] ? schedule+0x108/0x460 [ 287.631955] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 287.636720] ? trace_hardirqs_off+0xb8/0x310 [ 287.641140] ? smpboot_thread_fn+0x68b/0xa00 [ 287.645545] ? trace_hardirqs_on+0x310/0x310 [ 287.649949] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 287.655481] ? check_preemption_disabled+0x48/0x280 [ 287.660497] ? takeover_tasklets+0xa90/0xa90 [ 287.664907] run_ksoftirqd+0x5e/0x100 [ 287.668707] smpboot_thread_fn+0x68b/0xa00 [ 287.672941] ? sort_range+0x30/0x30 [ 287.676569] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 287.681668] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 287.687220] ? __kthread_parkme+0xfb/0x1a0 [ 287.691454] ? sort_range+0x30/0x30 [ 287.695087] kthread+0x35a/0x440 [ 287.698450] ? kthread_stop+0x900/0x900 [ 287.702423] ret_from_fork+0x3a/0x50 [ 287.706147] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 287.706215] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 287.713094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 287.713102] Call Trace: [ 287.719659] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 287.728927] dump_stack+0x244/0x39d [ 287.731485] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 287.741798] ? dump_stack_print_info.cold.1+0x20/0x20 [ 287.755236] warn_alloc.cold.116+0xb7/0x1bd [ 287.759557] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 287.764398] ? lock_downgrade+0x900/0x900 [ 287.768548] ? trace_hardirqs_off+0xb8/0x310 [ 287.772973] ? trace_hardirqs_off+0xb8/0x310 [ 287.777391] __alloc_pages_slowpath+0x26e8/0x2e10 [ 287.782252] ? warn_alloc+0x120/0x120 [ 287.786058] ? print_usage_bug+0xc0/0xc0 [ 287.790125] ? warn_alloc+0x120/0x120 [ 287.793925] ? warn_alloc+0x120/0x120 [ 287.797736] ? print_usage_bug+0xc0/0xc0 [ 287.801803] ? print_usage_bug+0xc0/0xc0 [ 287.805867] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 287.811417] ? should_fail+0x22d/0xd01 [ 287.815308] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 287.820409] ? __lock_acquire+0x62f/0x4c20 [ 287.824645] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 287.829743] ? __lock_acquire+0x62f/0x4c20 [ 287.833975] ? should_fail+0x22d/0xd01 [ 287.837873] ? find_held_lock+0x36/0x1c0 [ 287.841938] ? mark_held_locks+0x130/0x130 [ 287.846172] ? mark_held_locks+0x130/0x130 [ 287.850404] ? zap_class+0x640/0x640 [ 287.854111] ? zap_class+0x640/0x640 [ 287.857822] ? print_usage_bug+0xc0/0xc0 [ 287.861879] ? do_raw_spin_unlock+0xa7/0x330 [ 287.866285] ? zap_class+0x640/0x640 [ 287.869999] ? print_usage_bug+0xc0/0xc0 [ 287.874056] ? wq_watchdog_touch+0x9c/0xfe [ 287.878291] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.883829] ? check_preemption_disabled+0x48/0x280 [ 287.888864] ? __lock_is_held+0xb5/0x140 [ 287.892927] __alloc_pages_nodemask+0xa80/0xde0 [ 287.897606] ? zap_class+0x640/0x640 [ 287.901322] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 287.906345] ? find_held_lock+0x36/0x1c0 [ 287.910425] ? ____cache_alloc_node+0x1c7/0x1e0 [ 287.915091] ? lock_downgrade+0x900/0x900 [ 287.919240] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.924788] cache_grow_begin+0xa5/0x8c0 [ 287.928860] ? do_raw_spin_unlock+0xa7/0x330 [ 287.933278] fallback_alloc+0x204/0x2e0 [ 287.937275] ____cache_alloc_node+0x1c7/0x1e0 [ 287.941781] kmem_cache_alloc_node+0xe3/0x730 [ 287.946276] ? ipv6_get_ifaddr+0x42e/0x620 [ 287.950515] __alloc_skb+0x119/0x770 [ 287.954223] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 287.959498] ? netdev_alloc_frag+0x1f0/0x1f0 [ 287.963903] ? lock_downgrade+0x900/0x900 [ 287.968053] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.973587] ? refcount_sub_and_test_checked+0x203/0x310 [ 287.979053] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 287.984497] ? addrconf_rs_timer+0x690/0x690 [ 287.989030] ndisc_alloc_skb+0x144/0x340 [ 287.993091] ndisc_send_rs+0x331/0x6e0 [ 287.996996] addrconf_rs_timer+0x314/0x690 [ 288.001231] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.005474] call_timer_fn+0x272/0x920 [ 288.009357] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.013588] ? process_timeout+0x40/0x40 [ 288.017653] ? __run_timers+0x7da/0xc70 [ 288.021630] ? _raw_spin_unlock_irq+0x27/0x80 [ 288.026122] ? _raw_spin_unlock_irq+0x27/0x80 [ 288.030615] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.035067] ? lockdep_hardirqs_on+0x296/0x5b0 [ 288.039653] ? trace_hardirqs_on+0xbd/0x310 [ 288.043970] ? kasan_check_read+0x11/0x20 [ 288.048111] ? __run_timers+0x7da/0xc70 [ 288.052087] ? trace_hardirqs_off_caller+0x310/0x310 [ 288.057195] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.061430] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.065664] __run_timers+0x7e5/0xc70 [ 288.069485] ? timer_fixup_init+0x70/0x70 [ 288.073630] ? compat_start_thread+0x80/0x80 [ 288.078045] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.083589] ? _raw_spin_unlock_irq+0x60/0x80 [ 288.088081] ? finish_task_switch+0x1f4/0x910 [ 288.092589] ? finish_task_switch+0x1b4/0x910 [ 288.097082] ? __switch_to_asm+0x34/0x70 [ 288.101144] ? preempt_notifier_register+0x200/0x200 [ 288.106245] ? __switch_to_asm+0x34/0x70 [ 288.110307] ? __switch_to_asm+0x40/0x70 [ 288.114362] ? __switch_to_asm+0x34/0x70 [ 288.118422] ? __switch_to_asm+0x40/0x70 [ 288.122477] ? __switch_to_asm+0x34/0x70 [ 288.126533] ? __switch_to_asm+0x40/0x70 [ 288.130592] ? __switch_to_asm+0x40/0x70 [ 288.134656] ? pvclock_read_flags+0x160/0x160 [ 288.139238] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.144776] ? check_preemption_disabled+0x48/0x280 [ 288.149797] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 288.155331] ? rcu_pm_notify+0xc0/0xc0 [ 288.159214] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.164762] ? check_preemption_disabled+0x48/0x280 [ 288.169779] run_timer_softirq+0x52/0xb0 [ 288.173838] ? rcu_read_lock_sched_held+0x14f/0x180 [ 288.178853] __do_softirq+0x308/0xb7e [ 288.182658] ? retint_kernel+0x2d/0x2d [ 288.186543] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 288.191643] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 288.197094] ? schedule+0x108/0x460 [ 288.200713] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 288.205495] ? __schedule+0x21d0/0x21d0 [ 288.209467] ? trace_hardirqs_off+0xb8/0x310 [ 288.213870] ? smpboot_thread_fn+0x68b/0xa00 [ 288.218277] ? trace_hardirqs_on+0x310/0x310 [ 288.222684] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 288.228220] ? check_preemption_disabled+0x48/0x280 [ 288.233252] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.238785] ? takeover_tasklets+0xa90/0xa90 [ 288.243192] run_ksoftirqd+0x5e/0x100 [ 288.246988] smpboot_thread_fn+0x68b/0xa00 [ 288.251222] ? sort_range+0x30/0x30 [ 288.254852] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 288.259948] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 288.265484] ? __kthread_parkme+0xfb/0x1a0 [ 288.269719] ? sort_range+0x30/0x30 [ 288.273347] kthread+0x35a/0x440 [ 288.276712] ? kthread_stop+0x900/0x900 [ 288.280699] ret_from_fork+0x3a/0x50 [ 288.284429] warn_alloc_show_mem: 1 callbacks suppressed [ 288.284439] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 288.284440] Mem-Info: [ 288.284469] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 288.284469] active_file:14 inactive_file:13 isolated_file:0 [ 288.284469] unevictable:0 dirty:0 writeback:0 unstable:0 [ 288.284469] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 288.284469] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 288.284469] free:13782 free_pcp:155 free_cma:0 [ 288.289814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 288.296661] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 288.299053] Call Trace: [ 288.331926] 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 [ 288.341276] dump_stack+0x244/0x39d [ 288.368742] lowmem_reserve[]: 0 2818 6321 6321 [ 288.371329] ? dump_stack_print_info.cold.1+0x20/0x20 [ 288.397410] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 288.401038] warn_alloc.cold.116+0xb7/0x1bd [ 288.405583] lowmem_reserve[]: 0 0 3503 3503 [ 288.410765] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 288.438848] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 288.443168] ? lock_downgrade+0x900/0x900 [ 288.447462] lowmem_reserve[]: 0 0 0 0 [ 288.452300] ? trace_hardirqs_off+0xb8/0x310 [ 288.481173] 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 [ 288.485335] ? trace_hardirqs_off+0xb8/0x310 [ 288.489116] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 288.493535] __alloc_pages_slowpath+0x26e8/0x2e10 [ 288.507027] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 288.511449] ? warn_alloc+0x120/0x120 [ 288.526687] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 288.531523] ? print_usage_bug+0xc0/0xc0 [ 288.546598] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 288.550386] ? warn_alloc+0x120/0x120 [ 288.559209] 165 total pagecache pages [ 288.563259] ? __bfs+0x321/0x780 [ 288.571814] 0 pages in swap cache [ 288.575599] ? warn_alloc+0x120/0x120 [ 288.579375] Swap cache stats: add 0, delete 0, find 0/0 [ 288.582731] ? print_usage_bug+0xc0/0xc0 [ 288.586163] Free swap = 0kB [ 288.589954] ? print_usage_bug+0xc0/0xc0 [ 288.595290] Total swap = 0kB [ 288.599344] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 288.602333] 1965979 pages RAM [ 288.606381] ? should_fail+0x22d/0xd01 [ 288.609376] 0 pages HighMem/MovableOnly [ 288.614901] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 288.617976] 342854 pages reserved [ 288.617983] 0 pages cma reserved [ 288.621861] ? __lock_acquire+0x62f/0x4c20 [ 288.626290] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 288.631339] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 288.634832] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 288.638114] ? __lock_acquire+0x62f/0x4c20 [ 288.642317] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 288.648789] ? should_fail+0x22d/0xd01 [ 288.648804] ? find_held_lock+0x36/0x1c0 [ 288.680955] ? mark_held_locks+0x130/0x130 [ 288.685191] ? mark_held_locks+0x130/0x130 [ 288.689421] ? zap_class+0x640/0x640 [ 288.693138] ? mark_held_locks+0xc7/0x130 [ 288.697278] ? do_raw_spin_unlock+0xa7/0x330 [ 288.701679] ? zap_class+0x640/0x640 [ 288.705399] ? print_usage_bug+0xc0/0xc0 [ 288.709460] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.714992] ? check_preemption_disabled+0x48/0x280 [ 288.720011] ? __lock_is_held+0xb5/0x140 [ 288.724076] __alloc_pages_nodemask+0xa80/0xde0 [ 288.728739] ? zap_class+0x640/0x640 [ 288.732452] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 288.737474] ? find_held_lock+0x36/0x1c0 [ 288.741562] ? ____cache_alloc_node+0x1c7/0x1e0 [ 288.746232] ? lock_downgrade+0x900/0x900 [ 288.750380] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.755918] cache_grow_begin+0xa5/0x8c0 [ 288.759974] ? do_raw_spin_unlock+0xa7/0x330 [ 288.764385] fallback_alloc+0x204/0x2e0 [ 288.768365] ____cache_alloc_node+0x1c7/0x1e0 [ 288.772860] kmem_cache_alloc_node+0xe3/0x730 [ 288.777353] ? ipv6_get_ifaddr+0x42e/0x620 [ 288.781601] __alloc_skb+0x119/0x770 [ 288.785310] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 288.790583] ? netdev_alloc_frag+0x1f0/0x1f0 [ 288.795495] ? lock_downgrade+0x900/0x900 [ 288.799822] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.805359] ? refcount_sub_and_test_checked+0x203/0x310 [ 288.810817] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 288.816281] ? addrconf_rs_timer+0x690/0x690 [ 288.820704] ndisc_alloc_skb+0x144/0x340 [ 288.824768] ndisc_send_rs+0x331/0x6e0 [ 288.828659] addrconf_rs_timer+0x314/0x690 [ 288.832926] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.837165] call_timer_fn+0x272/0x920 [ 288.841046] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.845277] ? process_timeout+0x40/0x40 [ 288.849342] ? __run_timers+0x7da/0xc70 [ 288.853314] ? _raw_spin_unlock_irq+0x27/0x80 [ 288.857805] ? _raw_spin_unlock_irq+0x27/0x80 [ 288.862295] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.866525] ? lockdep_hardirqs_on+0x296/0x5b0 [ 288.871107] ? trace_hardirqs_on+0xbd/0x310 [ 288.875428] ? kasan_check_read+0x11/0x20 [ 288.879569] ? __run_timers+0x7da/0xc70 [ 288.883538] ? trace_hardirqs_off_caller+0x310/0x310 [ 288.888644] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.892879] __run_timers+0x7e5/0xc70 [ 288.896695] ? timer_fixup_init+0x70/0x70 [ 288.900839] ? _raw_spin_unlock_irq+0x27/0x80 [ 288.905332] ? _raw_spin_unlock_irq+0x27/0x80 [ 288.909822] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 288.914403] ? trace_hardirqs_on+0xbd/0x310 [ 288.918720] ? kasan_check_read+0x11/0x20 [ 288.922868] ? finish_task_switch+0x1f4/0x910 [ 288.927363] ? trace_hardirqs_off_caller+0x310/0x310 [ 288.932460] ? compat_start_thread+0x80/0x80 [ 288.936882] ? pvclock_read_flags+0x160/0x160 [ 288.941381] ? __switch_to_asm+0x34/0x70 [ 288.945441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.950976] ? check_preemption_disabled+0x48/0x280 [ 288.955995] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 288.961530] ? rcu_pm_notify+0xc0/0xc0 [ 288.965415] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.970948] ? check_preemption_disabled+0x48/0x280 [ 288.975965] run_timer_softirq+0x52/0xb0 [ 288.980020] ? rcu_read_lock_sched_held+0x14f/0x180 [ 288.985034] __do_softirq+0x308/0xb7e [ 288.988838] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 288.993936] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 288.998705] ? schedule+0x108/0x460 [ 289.002329] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 289.007086] ? trace_hardirqs_off+0xb8/0x310 [ 289.011489] ? smpboot_thread_fn+0x68b/0xa00 [ 289.015892] ? trace_hardirqs_on+0x310/0x310 [ 289.020297] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 289.025831] ? check_preemption_disabled+0x48/0x280 [ 289.030844] ? takeover_tasklets+0xa90/0xa90 [ 289.035250] run_ksoftirqd+0x5e/0x100 [ 289.039045] smpboot_thread_fn+0x68b/0xa00 [ 289.043278] ? sort_range+0x30/0x30 [ 289.046905] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 289.052002] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 289.057534] ? __kthread_parkme+0xfb/0x1a0 [ 289.061768] ? sort_range+0x30/0x30 [ 289.065390] kthread+0x35a/0x440 [ 289.068753] ? kthread_stop+0x900/0x900 [ 289.072740] ret_from_fork+0x3a/0x50 [ 289.076465] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 289.076527] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 289.083395] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 289.083403] Call Trace: [ 289.089952] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 289.099229] dump_stack+0x244/0x39d [ 289.101789] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 289.112091] ? dump_stack_print_info.cold.1+0x20/0x20 [ 289.125540] warn_alloc.cold.116+0xb7/0x1bd [ 289.129860] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 289.134702] ? lock_downgrade+0x900/0x900 [ 289.138861] ? trace_hardirqs_off+0xb8/0x310 [ 289.143271] ? trace_hardirqs_off+0xb8/0x310 [ 289.147691] __alloc_pages_slowpath+0x26e8/0x2e10 [ 289.152553] ? warn_alloc+0x120/0x120 [ 289.156354] ? print_usage_bug+0xc0/0xc0 [ 289.160418] ? warn_alloc+0x120/0x120 [ 289.164219] ? warn_alloc+0x120/0x120 [ 289.168027] ? print_usage_bug+0xc0/0xc0 [ 289.172088] ? print_usage_bug+0xc0/0xc0 [ 289.176155] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 289.181694] ? should_fail+0x22d/0xd01 [ 289.185579] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 289.190683] ? __lock_acquire+0x62f/0x4c20 [ 289.194917] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 289.200014] ? __lock_acquire+0x62f/0x4c20 [ 289.204247] ? should_fail+0x22d/0xd01 [ 289.208132] ? find_held_lock+0x36/0x1c0 [ 289.212204] ? mark_held_locks+0x130/0x130 [ 289.216437] ? mark_held_locks+0x130/0x130 [ 289.220670] ? zap_class+0x640/0x640 [ 289.224382] ? mark_held_locks+0xc7/0x130 [ 289.228524] ? do_raw_spin_unlock+0xa7/0x330 [ 289.232927] ? zap_class+0x640/0x640 [ 289.236637] ? print_usage_bug+0xc0/0xc0 [ 289.240705] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.246241] ? check_preemption_disabled+0x48/0x280 [ 289.251261] ? __lock_is_held+0xb5/0x140 [ 289.255321] __alloc_pages_nodemask+0xa80/0xde0 [ 289.259984] ? zap_class+0x640/0x640 [ 289.263715] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 289.268735] ? find_held_lock+0x36/0x1c0 [ 289.272800] ? ____cache_alloc_node+0x1c7/0x1e0 [ 289.277465] ? lock_downgrade+0x900/0x900 [ 289.281615] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.287160] cache_grow_begin+0xa5/0x8c0 [ 289.291219] ? do_raw_spin_unlock+0xa7/0x330 [ 289.295630] fallback_alloc+0x204/0x2e0 [ 289.299617] ____cache_alloc_node+0x1c7/0x1e0 [ 289.304120] kmem_cache_alloc_node+0xe3/0x730 [ 289.308614] ? ipv6_get_ifaddr+0x42e/0x620 [ 289.312859] __alloc_skb+0x119/0x770 [ 289.316566] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 289.321844] ? netdev_alloc_frag+0x1f0/0x1f0 [ 289.326250] ? lock_downgrade+0x900/0x900 [ 289.330415] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.335950] ? refcount_sub_and_test_checked+0x203/0x310 [ 289.341404] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 289.346850] ? addrconf_rs_timer+0x690/0x690 [ 289.351264] ndisc_alloc_skb+0x144/0x340 [ 289.355323] ndisc_send_rs+0x331/0x6e0 [ 289.359211] addrconf_rs_timer+0x314/0x690 [ 289.363444] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 289.367690] call_timer_fn+0x272/0x920 [ 289.371571] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 289.375805] ? process_timeout+0x40/0x40 [ 289.379869] ? __run_timers+0x7da/0xc70 [ 289.383860] ? _raw_spin_unlock_irq+0x27/0x80 [ 289.388353] ? _raw_spin_unlock_irq+0x27/0x80 [ 289.392847] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 289.397078] ? lockdep_hardirqs_on+0x296/0x5b0 [ 289.401669] ? trace_hardirqs_on+0xbd/0x310 [ 289.405984] ? kasan_check_read+0x11/0x20 [ 289.410126] ? __run_timers+0x7da/0xc70 [ 289.414105] ? trace_hardirqs_off_caller+0x310/0x310 [ 289.419300] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 289.423538] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 289.427765] __run_timers+0x7e5/0xc70 [ 289.431609] ? timer_fixup_init+0x70/0x70 [ 289.435756] ? compat_start_thread+0x80/0x80 [ 289.440175] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.445719] ? _raw_spin_unlock_irq+0x60/0x80 [ 289.450216] ? finish_task_switch+0x1f4/0x910 [ 289.454707] ? finish_task_switch+0x1b4/0x910 [ 289.459203] ? __switch_to_asm+0x34/0x70 [ 289.463264] ? preempt_notifier_register+0x200/0x200 [ 289.468366] ? __switch_to_asm+0x34/0x70 [ 289.472422] ? __switch_to_asm+0x40/0x70 [ 289.476477] ? __switch_to_asm+0x34/0x70 [ 289.480535] ? __switch_to_asm+0x40/0x70 [ 289.484591] ? __switch_to_asm+0x34/0x70 [ 289.488657] ? __switch_to_asm+0x40/0x70 [ 289.492731] ? __switch_to_asm+0x40/0x70 [ 289.496796] ? pvclock_read_flags+0x160/0x160 [ 289.501288] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.506823] ? check_preemption_disabled+0x48/0x280 [ 289.511842] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 289.517375] ? rcu_pm_notify+0xc0/0xc0 [ 289.521259] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.526800] ? check_preemption_disabled+0x48/0x280 [ 289.531817] run_timer_softirq+0x52/0xb0 [ 289.535878] ? rcu_read_lock_sched_held+0x14f/0x180 [ 289.540889] __do_softirq+0x308/0xb7e [ 289.544692] ? retint_kernel+0x2d/0x2d [ 289.548579] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 289.553681] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 289.559139] ? schedule+0x108/0x460 [ 289.562763] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 289.567519] ? __schedule+0x21d0/0x21d0 [ 289.571495] ? trace_hardirqs_off+0xb8/0x310 [ 289.575901] ? smpboot_thread_fn+0x68b/0xa00 [ 289.580308] ? trace_hardirqs_on+0x310/0x310 [ 289.584715] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 289.590249] ? check_preemption_disabled+0x48/0x280 [ 289.595261] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.600795] ? takeover_tasklets+0xa90/0xa90 [ 289.605202] run_ksoftirqd+0x5e/0x100 [ 289.608998] smpboot_thread_fn+0x68b/0xa00 [ 289.613235] ? sort_range+0x30/0x30 [ 289.616863] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 289.621963] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 289.627503] ? __kthread_parkme+0xfb/0x1a0 [ 289.631747] ? sort_range+0x30/0x30 [ 289.635370] kthread+0x35a/0x440 [ 289.638735] ? kthread_stop+0x900/0x900 [ 289.642710] ret_from_fork+0x3a/0x50 [ 289.646435] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 289.646439] warn_alloc_show_mem: 1 callbacks suppressed [ 289.646446] Mem-Info: [ 289.653281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 289.658655] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 289.658655] active_file:14 inactive_file:13 isolated_file:0 [ 289.658655] unevictable:0 dirty:0 writeback:0 unstable:0 [ 289.658655] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 289.658655] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 289.658655] free:13782 free_pcp:155 free_cma:0 [ 289.661025] Call Trace: [ 289.670404] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 289.703279] dump_stack+0x244/0x39d [ 289.705837] 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 [ 289.733854] ? dump_stack_print_info.cold.1+0x20/0x20 [ 289.737460] lowmem_reserve[]: 0 2818 6321 6321 [ 289.763580] warn_alloc.cold.116+0xb7/0x1bd [ 289.768737] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 289.773311] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 289.777595] lowmem_reserve[]: 0 0 3503 3503 [ 289.805017] ? lock_downgrade+0x900/0x900 [ 289.809832] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 289.814149] ? trace_hardirqs_off+0xb8/0x310 [ 289.818264] lowmem_reserve[]: 0 0 0 0 [ 289.847146] ? trace_hardirqs_off+0xb8/0x310 [ 289.851523] 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 [ 289.855319] __alloc_pages_slowpath+0x26e8/0x2e10 [ 289.859696] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 289.873236] ? warn_alloc+0x120/0x120 [ 289.878035] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 289.893284] ? print_usage_bug+0xc0/0xc0 [ 289.897067] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 289.912131] ? warn_alloc+0x120/0x120 [ 289.916251] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 289.916258] 165 total pagecache pages [ 289.925083] ? __bfs+0x321/0x780 [ 289.928865] 0 pages in swap cache [ 289.937435] ? warn_alloc+0x120/0x120 [ 289.941210] Swap cache stats: add 0, delete 0, find 0/0 [ 289.941218] Free swap = 0kB [ 289.944571] ? print_usage_bug+0xc0/0xc0 [ 289.948000] Total swap = 0kB [ 289.951787] ? print_usage_bug+0xc0/0xc0 [ 289.957129] 1965979 pages RAM [ 289.960143] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 289.964167] 0 pages HighMem/MovableOnly [ 289.964174] 342854 pages reserved [ 289.967183] ? should_fail+0x22d/0xd01 [ 289.971217] 0 pages cma reserved [ 289.974315] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 289.979878] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 289.983788] ? __lock_acquire+0x62f/0x4c20 [ 289.987690] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 289.991102] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 289.994447] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 289.999531] ? __lock_acquire+0x62f/0x4c20 [ 289.999545] ? should_fail+0x22d/0xd01 [ 290.038344] ? find_held_lock+0x36/0x1c0 [ 290.042409] ? mark_held_locks+0x130/0x130 [ 290.046645] ? mark_held_locks+0x130/0x130 [ 290.050872] ? zap_class+0x640/0x640 [ 290.054592] ? mark_held_locks+0xc7/0x130 [ 290.058742] ? do_raw_spin_unlock+0xa7/0x330 [ 290.063147] ? zap_class+0x640/0x640 [ 290.066855] ? print_usage_bug+0xc0/0xc0 [ 290.070918] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.076452] ? check_preemption_disabled+0x48/0x280 [ 290.081471] ? __lock_is_held+0xb5/0x140 [ 290.085542] __alloc_pages_nodemask+0xa80/0xde0 [ 290.090299] ? zap_class+0x640/0x640 [ 290.094015] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 290.099040] ? find_held_lock+0x36/0x1c0 [ 290.103111] ? ____cache_alloc_node+0x1c7/0x1e0 [ 290.107781] ? lock_downgrade+0x900/0x900 [ 290.111940] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.117476] cache_grow_begin+0xa5/0x8c0 [ 290.121530] ? do_raw_spin_unlock+0xa7/0x330 [ 290.125939] fallback_alloc+0x204/0x2e0 [ 290.129914] ____cache_alloc_node+0x1c7/0x1e0 [ 290.134412] kmem_cache_alloc_node+0xe3/0x730 [ 290.138901] ? ipv6_get_ifaddr+0x42e/0x620 [ 290.143139] __alloc_skb+0x119/0x770 [ 290.146849] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 290.152127] ? netdev_alloc_frag+0x1f0/0x1f0 [ 290.156532] ? lock_downgrade+0x900/0x900 [ 290.160686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.166226] ? refcount_sub_and_test_checked+0x203/0x310 [ 290.171677] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 290.177123] ? addrconf_rs_timer+0x690/0x690 [ 290.181539] ndisc_alloc_skb+0x144/0x340 [ 290.185610] ndisc_send_rs+0x331/0x6e0 [ 290.189498] addrconf_rs_timer+0x314/0x690 [ 290.193733] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.197975] call_timer_fn+0x272/0x920 [ 290.201880] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.206112] ? process_timeout+0x40/0x40 [ 290.210174] ? __run_timers+0x7da/0xc70 [ 290.214152] ? _raw_spin_unlock_irq+0x27/0x80 [ 290.218643] ? _raw_spin_unlock_irq+0x27/0x80 [ 290.223130] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.227363] ? lockdep_hardirqs_on+0x296/0x5b0 [ 290.231942] ? trace_hardirqs_on+0xbd/0x310 [ 290.236258] ? kasan_check_read+0x11/0x20 [ 290.240398] ? __run_timers+0x7da/0xc70 [ 290.244371] ? trace_hardirqs_off_caller+0x310/0x310 [ 290.249472] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.253709] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.257938] __run_timers+0x7e5/0xc70 [ 290.261742] ? timer_fixup_init+0x70/0x70 [ 290.265886] ? _raw_spin_unlock_irq+0x27/0x80 [ 290.270379] ? _raw_spin_unlock_irq+0x27/0x80 [ 290.274874] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 290.279453] ? trace_hardirqs_on+0xbd/0x310 [ 290.283768] ? kasan_check_read+0x11/0x20 [ 290.287911] ? finish_task_switch+0x1f4/0x910 [ 290.292401] ? trace_hardirqs_off_caller+0x310/0x310 [ 290.297498] ? compat_start_thread+0x80/0x80 [ 290.301936] ? pvclock_read_flags+0x160/0x160 [ 290.306430] ? __switch_to_asm+0x34/0x70 [ 290.310488] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.316022] ? check_preemption_disabled+0x48/0x280 [ 290.321040] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 290.326585] ? rcu_pm_notify+0xc0/0xc0 [ 290.330473] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.336009] ? check_preemption_disabled+0x48/0x280 [ 290.341024] run_timer_softirq+0x52/0xb0 [ 290.345085] ? rcu_read_lock_sched_held+0x14f/0x180 [ 290.350097] __do_softirq+0x308/0xb7e [ 290.353904] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 290.359002] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 290.363761] ? schedule+0x108/0x460 [ 290.367387] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 290.372146] ? trace_hardirqs_off+0xb8/0x310 [ 290.376556] ? smpboot_thread_fn+0x68b/0xa00 [ 290.380966] ? trace_hardirqs_on+0x310/0x310 [ 290.385371] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.390904] ? check_preemption_disabled+0x48/0x280 [ 290.395917] ? takeover_tasklets+0xa90/0xa90 [ 290.400323] run_ksoftirqd+0x5e/0x100 [ 290.404125] smpboot_thread_fn+0x68b/0xa00 [ 290.408358] ? sort_range+0x30/0x30 [ 290.411982] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 290.417084] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.422620] ? __kthread_parkme+0xfb/0x1a0 [ 290.426856] ? sort_range+0x30/0x30 [ 290.430479] kthread+0x35a/0x440 [ 290.433854] ? kthread_stop+0x900/0x900 [ 290.437828] ret_from_fork+0x3a/0x50 [ 290.441565] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 290.441652] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 290.448497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 290.448501] Call Trace: [ 290.448518] dump_stack+0x244/0x39d [ 290.448540] ? dump_stack_print_info.cold.1+0x20/0x20 [ 290.455090] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 290.464378] warn_alloc.cold.116+0xb7/0x1bd [ 290.466931] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 290.470554] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 290.499801] ? lock_downgrade+0x900/0x900 [ 290.503951] ? trace_hardirqs_off+0xb8/0x310 [ 290.508360] ? trace_hardirqs_off+0xb8/0x310 [ 290.512774] __alloc_pages_slowpath+0x26e8/0x2e10 [ 290.517636] ? warn_alloc+0x120/0x120 [ 290.521437] ? warn_alloc+0x120/0x120 [ 290.525235] ? warn_alloc+0x120/0x120 [ 290.529033] ? print_usage_bug+0xc0/0xc0 [ 290.533100] ? print_usage_bug+0xc0/0xc0 [ 290.537167] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.542701] ? should_fail+0x22d/0xd01 [ 290.546585] ? print_usage_bug+0xc0/0xc0 [ 290.550645] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 290.555744] ? __lock_acquire+0x62f/0x4c20 [ 290.559982] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 290.565085] ? __lock_acquire+0x62f/0x4c20 [ 290.569318] ? should_fail+0x22d/0xd01 [ 290.573208] ? mark_held_locks+0x130/0x130 [ 290.577442] ? mark_held_locks+0x130/0x130 [ 290.581696] ? zap_class+0x640/0x640 [ 290.585407] ? print_usage_bug+0xc0/0xc0 [ 290.589459] ? mark_held_locks+0x130/0x130 [ 290.593686] ? trace_hardirqs_off+0xb8/0x310 [ 290.598091] ? kasan_check_read+0x11/0x20 [ 290.602240] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.607778] ? check_preemption_disabled+0x48/0x280 [ 290.612803] ? __lock_is_held+0xb5/0x140 [ 290.616863] __alloc_pages_nodemask+0xa80/0xde0 [ 290.621528] ? zap_class+0x640/0x640 [ 290.625768] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 290.630793] ? find_held_lock+0x36/0x1c0 [ 290.634856] ? ____cache_alloc_node+0x1c7/0x1e0 [ 290.639522] ? lock_downgrade+0x900/0x900 [ 290.643682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.649219] cache_grow_begin+0xa5/0x8c0 [ 290.653274] ? do_raw_spin_unlock+0xa7/0x330 [ 290.657685] fallback_alloc+0x204/0x2e0 [ 290.661662] ____cache_alloc_node+0x1c7/0x1e0 [ 290.666156] kmem_cache_alloc_node+0xe3/0x730 [ 290.670651] ? ipv6_get_ifaddr+0x42e/0x620 [ 290.674889] __alloc_skb+0x119/0x770 [ 290.678601] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 290.683877] ? netdev_alloc_frag+0x1f0/0x1f0 [ 290.688282] ? lock_downgrade+0x900/0x900 [ 290.692430] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.697962] ? refcount_sub_and_test_checked+0x203/0x310 [ 290.703423] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 290.708872] ? addrconf_rs_timer+0x690/0x690 [ 290.713284] ndisc_alloc_skb+0x144/0x340 [ 290.717344] ndisc_send_rs+0x331/0x6e0 [ 290.721230] addrconf_rs_timer+0x314/0x690 [ 290.725468] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.729709] call_timer_fn+0x272/0x920 [ 290.733593] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.737824] ? process_timeout+0x40/0x40 [ 290.741887] ? __run_timers+0x7da/0xc70 [ 290.745863] ? _raw_spin_unlock_irq+0x27/0x80 [ 290.750362] ? _raw_spin_unlock_irq+0x27/0x80 [ 290.754850] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.759083] ? lockdep_hardirqs_on+0x296/0x5b0 [ 290.763662] ? trace_hardirqs_on+0xbd/0x310 [ 290.767982] ? kasan_check_read+0x11/0x20 [ 290.772124] ? __run_timers+0x7da/0xc70 [ 290.776098] ? trace_hardirqs_off_caller+0x310/0x310 [ 290.781205] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.785434] __run_timers+0x7e5/0xc70 [ 290.789237] ? timer_fixup_init+0x70/0x70 [ 290.793849] ? compat_start_thread+0x80/0x80 [ 290.798258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.803797] ? _raw_spin_unlock_irq+0x60/0x80 [ 290.808287] ? finish_task_switch+0x1f4/0x910 [ 290.812779] ? finish_task_switch+0x1b4/0x910 [ 290.817269] ? __switch_to_asm+0x34/0x70 [ 290.821330] ? preempt_notifier_register+0x200/0x200 [ 290.826429] ? __switch_to_asm+0x34/0x70 [ 290.830489] ? __switch_to_asm+0x40/0x70 [ 290.834550] ? __switch_to_asm+0x34/0x70 [ 290.838608] ? __switch_to_asm+0x40/0x70 [ 290.842665] ? __switch_to_asm+0x34/0x70 [ 290.846723] ? __switch_to_asm+0x40/0x70 [ 290.850781] ? __switch_to_asm+0x40/0x70 [ 290.854845] ? pvclock_read_flags+0x160/0x160 [ 290.859337] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.864871] ? check_preemption_disabled+0x48/0x280 [ 290.869891] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 290.875423] ? rcu_pm_notify+0xc0/0xc0 [ 290.879308] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.884844] ? check_preemption_disabled+0x48/0x280 [ 290.889862] run_timer_softirq+0x52/0xb0 [ 290.893921] ? rcu_read_lock_sched_held+0x14f/0x180 [ 290.898934] __do_softirq+0x308/0xb7e [ 290.902737] ? retint_kernel+0x2d/0x2d [ 290.906624] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 290.911726] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 290.917180] ? schedule+0x108/0x460 [ 290.920803] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 290.925556] ? __schedule+0x21d0/0x21d0 [ 290.929538] ? trace_hardirqs_off+0xb8/0x310 [ 290.933942] ? smpboot_thread_fn+0x68b/0xa00 [ 290.938348] ? trace_hardirqs_on+0x310/0x310 [ 290.942756] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.948306] ? check_preemption_disabled+0x48/0x280 [ 290.953317] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.958851] ? takeover_tasklets+0xa90/0xa90 [ 290.963254] run_ksoftirqd+0x5e/0x100 [ 290.967054] smpboot_thread_fn+0x68b/0xa00 [ 290.971290] ? sort_range+0x30/0x30 [ 290.974913] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 290.980014] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.985554] ? __kthread_parkme+0xfb/0x1a0 [ 290.989789] ? sort_range+0x30/0x30 [ 290.993412] kthread+0x35a/0x440 [ 290.996773] ? kthread_stop+0x900/0x900 [ 291.000746] ret_from_fork+0x3a/0x50 [ 291.004471] warn_alloc_show_mem: 1 callbacks suppressed [ 291.004480] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 291.004482] Mem-Info: [ 291.004517] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 291.004517] active_file:14 inactive_file:13 isolated_file:0 [ 291.004517] unevictable:0 dirty:0 writeback:0 unstable:0 [ 291.004517] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 291.004517] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 291.004517] free:13782 free_pcp:155 free_cma:0 [ 291.009863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 291.016700] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 291.019086] Call Trace: [ 291.051943] 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 [ 291.061308] dump_stack+0x244/0x39d [ 291.088775] lowmem_reserve[]: 0 2818 6321 6321 [ 291.091357] ? dump_stack_print_info.cold.1+0x20/0x20 [ 291.117440] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 291.121067] warn_alloc.cold.116+0xb7/0x1bd [ 291.125612] lowmem_reserve[]: 0 0 3503 3503 [ 291.130800] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 291.158184] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 291.162515] ? lock_downgrade+0x900/0x900 [ 291.166796] lowmem_reserve[]: 0 0 0 0 [ 291.171638] ? trace_hardirqs_off+0xb8/0x310 [ 291.200501] 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 [ 291.204652] ? trace_hardirqs_off+0xb8/0x310 [ 291.208416] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 291.212842] __alloc_pages_slowpath+0x26e8/0x2e10 [ 291.226332] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 291.230757] ? warn_alloc+0x120/0x120 [ 291.245973] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 291.250801] ? print_usage_bug+0xc0/0xc0 [ 291.265874] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 291.269659] ? warn_alloc+0x120/0x120 [ 291.278467] 165 total pagecache pages [ 291.282525] ? __bfs+0x321/0x780 [ 291.291077] 0 pages in swap cache [ 291.294862] ? warn_alloc+0x120/0x120 [ 291.298636] Swap cache stats: add 0, delete 0, find 0/0 [ 291.301988] ? print_usage_bug+0xc0/0xc0 [ 291.305420] Free swap = 0kB [ 291.309208] ? print_usage_bug+0xc0/0xc0 [ 291.314545] Total swap = 0kB [ 291.318601] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 291.321589] 1965979 pages RAM [ 291.325637] ? should_fail+0x22d/0xd01 [ 291.328622] 0 pages HighMem/MovableOnly [ 291.328629] 342854 pages reserved [ 291.334152] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 291.337229] 0 pages cma reserved [ 291.341102] ? __lock_acquire+0x62f/0x4c20 [ 291.345111] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 291.348505] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 291.353639] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 291.356944] ? __lock_acquire+0x62f/0x4c20 [ 291.361152] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 291.367630] ? should_fail+0x22d/0xd01 [ 291.395750] ? find_held_lock+0x36/0x1c0 [ 291.399819] ? mark_held_locks+0x130/0x130 [ 291.404052] ? mark_held_locks+0x130/0x130 [ 291.408280] ? zap_class+0x640/0x640 [ 291.411994] ? mark_held_locks+0xc7/0x130 [ 291.416138] ? do_raw_spin_unlock+0xa7/0x330 [ 291.420545] ? zap_class+0x640/0x640 [ 291.424252] ? print_usage_bug+0xc0/0xc0 [ 291.428313] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.433845] ? check_preemption_disabled+0x48/0x280 [ 291.438865] ? __lock_is_held+0xb5/0x140 [ 291.442927] __alloc_pages_nodemask+0xa80/0xde0 [ 291.447591] ? zap_class+0x640/0x640 [ 291.451306] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 291.456326] ? find_held_lock+0x36/0x1c0 [ 291.460390] ? ____cache_alloc_node+0x1c7/0x1e0 [ 291.465058] ? lock_downgrade+0x900/0x900 [ 291.469209] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.474747] cache_grow_begin+0xa5/0x8c0 [ 291.478801] ? do_raw_spin_unlock+0xa7/0x330 [ 291.483212] fallback_alloc+0x204/0x2e0 [ 291.487185] ____cache_alloc_node+0x1c7/0x1e0 [ 291.491680] kmem_cache_alloc_node+0xe3/0x730 [ 291.496171] ? ipv6_get_ifaddr+0x42e/0x620 [ 291.500410] __alloc_skb+0x119/0x770 [ 291.504119] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 291.509393] ? netdev_alloc_frag+0x1f0/0x1f0 [ 291.513800] ? lock_downgrade+0x900/0x900 [ 291.517949] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.523494] ? refcount_sub_and_test_checked+0x203/0x310 [ 291.528946] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 291.534395] ? addrconf_rs_timer+0x690/0x690 [ 291.538806] ndisc_alloc_skb+0x144/0x340 [ 291.542864] ndisc_send_rs+0x331/0x6e0 [ 291.546754] addrconf_rs_timer+0x314/0x690 [ 291.550988] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 291.555230] call_timer_fn+0x272/0x920 [ 291.559111] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 291.563351] ? process_timeout+0x40/0x40 [ 291.567417] ? __run_timers+0x7da/0xc70 [ 291.571388] ? _raw_spin_unlock_irq+0x27/0x80 [ 291.575877] ? _raw_spin_unlock_irq+0x27/0x80 [ 291.580367] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 291.584596] ? lockdep_hardirqs_on+0x296/0x5b0 [ 291.589175] ? trace_hardirqs_on+0xbd/0x310 [ 291.593497] ? kasan_check_read+0x11/0x20 [ 291.597637] ? __run_timers+0x7da/0xc70 [ 291.601609] ? trace_hardirqs_off_caller+0x310/0x310 [ 291.606709] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 291.610944] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 291.615179] __run_timers+0x7e5/0xc70 [ 291.618981] ? timer_fixup_init+0x70/0x70 [ 291.623126] ? _raw_spin_unlock_irq+0x27/0x80 [ 291.628064] ? _raw_spin_unlock_irq+0x27/0x80 [ 291.632559] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 291.637139] ? trace_hardirqs_on+0xbd/0x310 [ 291.641462] ? kasan_check_read+0x11/0x20 [ 291.645612] ? finish_task_switch+0x1f4/0x910 [ 291.650103] ? trace_hardirqs_off_caller+0x310/0x310 [ 291.655207] ? compat_start_thread+0x80/0x80 [ 291.659629] ? pvclock_read_flags+0x160/0x160 [ 291.664118] ? __switch_to_asm+0x34/0x70 [ 291.668175] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.673709] ? check_preemption_disabled+0x48/0x280 [ 291.678726] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 291.684259] ? rcu_pm_notify+0xc0/0xc0 [ 291.688148] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.693684] ? check_preemption_disabled+0x48/0x280 [ 291.698701] run_timer_softirq+0x52/0xb0 [ 291.702757] ? rcu_read_lock_sched_held+0x14f/0x180 [ 291.707769] __do_softirq+0x308/0xb7e [ 291.711576] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 291.716676] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 291.721435] ? schedule+0x108/0x460 [ 291.725068] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 291.729825] ? trace_hardirqs_off+0xb8/0x310 [ 291.734231] ? smpboot_thread_fn+0x68b/0xa00 [ 291.738637] ? trace_hardirqs_on+0x310/0x310 [ 291.743042] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 291.748577] ? check_preemption_disabled+0x48/0x280 [ 291.753591] ? takeover_tasklets+0xa90/0xa90 [ 291.757994] run_ksoftirqd+0x5e/0x100 [ 291.761789] smpboot_thread_fn+0x68b/0xa00 [ 291.766022] ? sort_range+0x30/0x30 [ 291.769646] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 291.774742] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 291.780272] ? __kthread_parkme+0xfb/0x1a0 [ 291.784508] ? sort_range+0x30/0x30 [ 291.788129] kthread+0x35a/0x440 [ 291.791492] ? kthread_stop+0x900/0x900 [ 291.795479] ret_from_fork+0x3a/0x50 [ 291.799204] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 291.799264] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 291.806130] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 291.806134] Call Trace: [ 291.806151] dump_stack+0x244/0x39d [ 291.806169] ? dump_stack_print_info.cold.1+0x20/0x20 [ 291.812678] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 291.821989] warn_alloc.cold.116+0xb7/0x1bd [ 291.824549] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 291.828169] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 291.857443] ? lock_downgrade+0x900/0x900 [ 291.861596] ? trace_hardirqs_off+0xb8/0x310 [ 291.866009] ? trace_hardirqs_off+0xb8/0x310 [ 291.870419] __alloc_pages_slowpath+0x26e8/0x2e10 [ 291.875285] ? warn_alloc+0x120/0x120 [ 291.879098] ? print_usage_bug+0xc0/0xc0 [ 291.883160] ? warn_alloc+0x120/0x120 [ 291.886964] ? warn_alloc+0x120/0x120 [ 291.890763] ? print_usage_bug+0xc0/0xc0 [ 291.894825] ? print_usage_bug+0xc0/0xc0 [ 291.898894] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 291.904433] ? should_fail+0x22d/0xd01 [ 291.908325] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 291.913434] ? __lock_acquire+0x62f/0x4c20 [ 291.917669] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 291.922767] ? __lock_acquire+0x62f/0x4c20 [ 291.926999] ? should_fail+0x22d/0xd01 [ 291.930884] ? find_held_lock+0x36/0x1c0 [ 291.934951] ? mark_held_locks+0x130/0x130 [ 291.939188] ? mark_held_locks+0x130/0x130 [ 291.943421] ? zap_class+0x640/0x640 [ 291.947231] ? zap_class+0x640/0x640 [ 291.950949] ? print_usage_bug+0xc0/0xc0 [ 291.955003] ? do_raw_spin_unlock+0xa7/0x330 [ 291.959409] ? zap_class+0x640/0x640 [ 291.963124] ? print_usage_bug+0xc0/0xc0 [ 291.967179] ? wq_watchdog_touch+0x9c/0xfe [ 291.971411] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.976955] ? check_preemption_disabled+0x48/0x280 [ 291.981976] ? __lock_is_held+0xb5/0x140 [ 291.986040] __alloc_pages_nodemask+0xa80/0xde0 [ 291.990703] ? zap_class+0x640/0x640 [ 291.994416] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 291.999454] ? find_held_lock+0x36/0x1c0 [ 292.003526] ? ____cache_alloc_node+0x1c7/0x1e0 [ 292.008189] ? lock_downgrade+0x900/0x900 [ 292.012339] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.017874] cache_grow_begin+0xa5/0x8c0 [ 292.021931] ? do_raw_spin_unlock+0xa7/0x330 [ 292.026349] fallback_alloc+0x204/0x2e0 [ 292.030323] ____cache_alloc_node+0x1c7/0x1e0 [ 292.034819] kmem_cache_alloc_node+0xe3/0x730 [ 292.039314] ? ipv6_get_ifaddr+0x42e/0x620 [ 292.043554] __alloc_skb+0x119/0x770 [ 292.047267] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 292.052541] ? netdev_alloc_frag+0x1f0/0x1f0 [ 292.056961] ? lock_downgrade+0x900/0x900 [ 292.061111] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.066643] ? refcount_sub_and_test_checked+0x203/0x310 [ 292.072091] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 292.077537] ? addrconf_rs_timer+0x690/0x690 [ 292.081966] ndisc_alloc_skb+0x144/0x340 [ 292.086027] ndisc_send_rs+0x331/0x6e0 [ 292.089915] addrconf_rs_timer+0x314/0x690 [ 292.094151] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.098391] call_timer_fn+0x272/0x920 [ 292.102276] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.106507] ? process_timeout+0x40/0x40 [ 292.110570] ? __run_timers+0x7da/0xc70 [ 292.114550] ? _raw_spin_unlock_irq+0x27/0x80 [ 292.119043] ? _raw_spin_unlock_irq+0x27/0x80 [ 292.123533] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.127763] ? lockdep_hardirqs_on+0x296/0x5b0 [ 292.132340] ? trace_hardirqs_on+0xbd/0x310 [ 292.136656] ? kasan_check_read+0x11/0x20 [ 292.140796] ? __run_timers+0x7da/0xc70 [ 292.144765] ? trace_hardirqs_off_caller+0x310/0x310 [ 292.149870] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.154119] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.158348] __run_timers+0x7e5/0xc70 [ 292.162152] ? timer_fixup_init+0x70/0x70 [ 292.166297] ? compat_start_thread+0x80/0x80 [ 292.170722] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.176258] ? _raw_spin_unlock_irq+0x60/0x80 [ 292.180766] ? finish_task_switch+0x1f4/0x910 [ 292.185257] ? finish_task_switch+0x1b4/0x910 [ 292.189748] ? __switch_to_asm+0x34/0x70 [ 292.193814] ? preempt_notifier_register+0x200/0x200 [ 292.198917] ? __switch_to_asm+0x34/0x70 [ 292.202982] ? __switch_to_asm+0x40/0x70 [ 292.207042] ? __switch_to_asm+0x34/0x70 [ 292.211096] ? __switch_to_asm+0x40/0x70 [ 292.215159] ? __switch_to_asm+0x34/0x70 [ 292.219218] ? __switch_to_asm+0x40/0x70 [ 292.223273] ? __switch_to_asm+0x40/0x70 [ 292.227339] ? pvclock_read_flags+0x160/0x160 [ 292.231831] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.237366] ? check_preemption_disabled+0x48/0x280 [ 292.242398] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 292.247944] ? rcu_pm_notify+0xc0/0xc0 [ 292.251840] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.257372] ? check_preemption_disabled+0x48/0x280 [ 292.262409] run_timer_softirq+0x52/0xb0 [ 292.266469] ? rcu_read_lock_sched_held+0x14f/0x180 [ 292.271494] __do_softirq+0x308/0xb7e [ 292.275293] ? retint_kernel+0x2d/0x2d [ 292.279180] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 292.284283] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 292.289734] ? schedule+0x108/0x460 [ 292.293360] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 292.298115] ? __schedule+0x21d0/0x21d0 [ 292.302089] ? trace_hardirqs_off+0xb8/0x310 [ 292.306502] ? smpboot_thread_fn+0x68b/0xa00 [ 292.310906] ? trace_hardirqs_on+0x310/0x310 [ 292.315319] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 292.320854] ? check_preemption_disabled+0x48/0x280 [ 292.325865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.331404] ? takeover_tasklets+0xa90/0xa90 [ 292.335807] run_ksoftirqd+0x5e/0x100 [ 292.339604] smpboot_thread_fn+0x68b/0xa00 [ 292.343839] ? sort_range+0x30/0x30 [ 292.347463] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 292.352566] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 292.358103] ? __kthread_parkme+0xfb/0x1a0 [ 292.362334] ? sort_range+0x30/0x30 [ 292.365958] kthread+0x35a/0x440 [ 292.369323] ? kthread_stop+0x900/0x900 [ 292.373300] ret_from_fork+0x3a/0x50 [ 292.377028] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 292.377033] warn_alloc_show_mem: 1 callbacks suppressed [ 292.377039] Mem-Info: [ 292.383879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 292.389240] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 292.389240] active_file:14 inactive_file:13 isolated_file:0 [ 292.389240] unevictable:0 dirty:0 writeback:0 unstable:0 [ 292.389240] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 292.389240] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 292.389240] free:13782 free_pcp:155 free_cma:0 [ 292.391612] Call Trace: [ 292.400984] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 292.433834] dump_stack+0x244/0x39d [ 292.436398] 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 [ 292.463891] ? dump_stack_print_info.cold.1+0x20/0x20 [ 292.467492] lowmem_reserve[]: 0 2818 6321 6321 [ 292.493616] warn_alloc.cold.116+0xb7/0x1bd [ 292.498787] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 292.503363] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 292.507651] lowmem_reserve[]: 0 0 3503 3503 [ 292.535058] ? lock_downgrade+0x900/0x900 [ 292.539870] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 292.544188] ? trace_hardirqs_off+0xb8/0x310 [ 292.548306] lowmem_reserve[]: 0 0 0 0 [ 292.577207] ? trace_hardirqs_off+0xb8/0x310 [ 292.581587] 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 [ 292.585399] __alloc_pages_slowpath+0x26e8/0x2e10 [ 292.589769] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 292.603306] ? warn_alloc+0x120/0x120 [ 292.608104] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 292.623377] ? print_usage_bug+0xc0/0xc0 [ 292.627621] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 292.642721] ? warn_alloc+0x120/0x120 [ 292.646754] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 292.655573] ? __bfs+0x321/0x780 [ 292.659353] 165 total pagecache pages [ 292.667919] ? warn_alloc+0x120/0x120 [ 292.671267] 0 pages in swap cache [ 292.675054] ? print_usage_bug+0xc0/0xc0 [ 292.678826] Swap cache stats: add 0, delete 0, find 0/0 [ 292.682267] ? print_usage_bug+0xc0/0xc0 [ 292.686300] Free swap = 0kB [ 292.691657] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 292.695678] Total swap = 0kB [ 292.695685] 1965979 pages RAM [ 292.698692] ? should_fail+0x22d/0xd01 [ 292.704203] 0 pages HighMem/MovableOnly [ 292.707209] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 292.710281] 342854 pages reserved [ 292.710288] 0 pages cma reserved [ 292.714162] ? __lock_acquire+0x62f/0x4c20 [ 292.718168] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 292.723200] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 292.726692] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 292.729979] ? __lock_acquire+0x62f/0x4c20 [ 292.734182] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 292.740654] ? should_fail+0x22d/0xd01 [ 292.740669] ? find_held_lock+0x36/0x1c0 [ 292.772849] ? mark_held_locks+0x130/0x130 [ 292.777081] ? mark_held_locks+0x130/0x130 [ 292.781307] ? zap_class+0x640/0x640 [ 292.785018] ? zap_class+0x640/0x640 [ 292.788728] ? print_usage_bug+0xc0/0xc0 [ 292.793115] ? do_raw_spin_unlock+0xa7/0x330 [ 292.797522] ? zap_class+0x640/0x640 [ 292.801229] ? print_usage_bug+0xc0/0xc0 [ 292.805284] ? wq_watchdog_touch+0x9c/0xfe [ 292.809517] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.815068] ? check_preemption_disabled+0x48/0x280 [ 292.820088] ? __lock_is_held+0xb5/0x140 [ 292.824154] __alloc_pages_nodemask+0xa80/0xde0 [ 292.828832] ? zap_class+0x640/0x640 [ 292.832549] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 292.837573] ? find_held_lock+0x36/0x1c0 [ 292.841642] ? ____cache_alloc_node+0x1c7/0x1e0 [ 292.846327] ? lock_downgrade+0x900/0x900 [ 292.850482] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.856021] cache_grow_begin+0xa5/0x8c0 [ 292.860078] ? do_raw_spin_unlock+0xa7/0x330 [ 292.864491] fallback_alloc+0x204/0x2e0 [ 292.868466] ____cache_alloc_node+0x1c7/0x1e0 [ 292.872960] kmem_cache_alloc_node+0xe3/0x730 [ 292.877452] ? ipv6_get_ifaddr+0x42e/0x620 [ 292.881692] __alloc_skb+0x119/0x770 [ 292.885399] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 292.890683] ? netdev_alloc_frag+0x1f0/0x1f0 [ 292.895084] ? lock_downgrade+0x900/0x900 [ 292.899233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.904766] ? refcount_sub_and_test_checked+0x203/0x310 [ 292.910213] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 292.915673] ? addrconf_rs_timer+0x690/0x690 [ 292.920088] ndisc_alloc_skb+0x144/0x340 [ 292.924147] ndisc_send_rs+0x331/0x6e0 [ 292.928033] addrconf_rs_timer+0x314/0x690 [ 292.932266] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.936506] call_timer_fn+0x272/0x920 [ 292.940388] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.944618] ? process_timeout+0x40/0x40 [ 292.948679] ? __run_timers+0x7da/0xc70 [ 292.952651] ? _raw_spin_unlock_irq+0x27/0x80 [ 292.957144] ? _raw_spin_unlock_irq+0x27/0x80 [ 292.961634] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.965868] ? lockdep_hardirqs_on+0x296/0x5b0 [ 292.970449] ? trace_hardirqs_on+0xbd/0x310 [ 292.974854] ? kasan_check_read+0x11/0x20 [ 292.978995] ? __run_timers+0x7da/0xc70 [ 292.982967] ? trace_hardirqs_off_caller+0x310/0x310 [ 292.988067] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.992297] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.996522] __run_timers+0x7e5/0xc70 [ 293.000346] ? timer_fixup_init+0x70/0x70 [ 293.004494] ? _raw_spin_unlock_irq+0x27/0x80 [ 293.008984] ? _raw_spin_unlock_irq+0x27/0x80 [ 293.013480] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 293.018069] ? trace_hardirqs_on+0xbd/0x310 [ 293.022384] ? kasan_check_read+0x11/0x20 [ 293.026526] ? finish_task_switch+0x1f4/0x910 [ 293.031040] ? trace_hardirqs_off_caller+0x310/0x310 [ 293.036137] ? compat_start_thread+0x80/0x80 [ 293.040559] ? pvclock_read_flags+0x160/0x160 [ 293.045050] ? __switch_to_asm+0x34/0x70 [ 293.049109] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.054645] ? check_preemption_disabled+0x48/0x280 [ 293.059664] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 293.065199] ? rcu_pm_notify+0xc0/0xc0 [ 293.069084] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.074617] ? check_preemption_disabled+0x48/0x280 [ 293.079634] run_timer_softirq+0x52/0xb0 [ 293.083690] ? rcu_read_lock_sched_held+0x14f/0x180 [ 293.088707] __do_softirq+0x308/0xb7e [ 293.092514] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 293.097614] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 293.102382] ? schedule+0x108/0x460 [ 293.106003] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 293.110767] ? trace_hardirqs_off+0xb8/0x310 [ 293.115177] ? smpboot_thread_fn+0x68b/0xa00 [ 293.119585] ? trace_hardirqs_on+0x310/0x310 [ 293.123988] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.129521] ? check_preemption_disabled+0x48/0x280 [ 293.134536] ? takeover_tasklets+0xa90/0xa90 [ 293.138941] run_ksoftirqd+0x5e/0x100 [ 293.142741] smpboot_thread_fn+0x68b/0xa00 [ 293.146975] ? sort_range+0x30/0x30 [ 293.150602] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 293.155702] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.161235] ? __kthread_parkme+0xfb/0x1a0 [ 293.165468] ? sort_range+0x30/0x30 [ 293.169089] kthread+0x35a/0x440 [ 293.172454] ? kthread_stop+0x900/0x900 [ 293.176434] ret_from_fork+0x3a/0x50 [ 293.180162] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 293.180224] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 293.187090] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 293.187094] Call Trace: [ 293.187111] dump_stack+0x244/0x39d [ 293.187130] ? dump_stack_print_info.cold.1+0x20/0x20 [ 293.193651] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 293.202954] warn_alloc.cold.116+0xb7/0x1bd [ 293.205507] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 293.209121] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 293.238368] ? lock_downgrade+0x900/0x900 [ 293.242518] ? trace_hardirqs_off+0xb8/0x310 [ 293.246929] ? trace_hardirqs_off+0xb8/0x310 [ 293.251346] __alloc_pages_slowpath+0x26e8/0x2e10 [ 293.256207] ? warn_alloc+0x120/0x120 [ 293.260004] ? print_usage_bug+0xc0/0xc0 [ 293.264062] ? warn_alloc+0x120/0x120 [ 293.267864] ? warn_alloc+0x120/0x120 [ 293.271664] ? print_usage_bug+0xc0/0xc0 [ 293.275725] ? print_usage_bug+0xc0/0xc0 [ 293.279789] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.285329] ? should_fail+0x22d/0xd01 [ 293.289219] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 293.294325] ? __lock_acquire+0x62f/0x4c20 [ 293.298563] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 293.303659] ? __lock_acquire+0x62f/0x4c20 [ 293.307895] ? should_fail+0x22d/0xd01 [ 293.311780] ? find_held_lock+0x36/0x1c0 [ 293.315848] ? mark_held_locks+0x130/0x130 [ 293.320080] ? mark_held_locks+0x130/0x130 [ 293.324305] ? zap_class+0x640/0x640 [ 293.328030] ? mark_held_locks+0xc7/0x130 [ 293.332175] ? do_raw_spin_unlock+0xa7/0x330 [ 293.336577] ? zap_class+0x640/0x640 [ 293.340300] ? print_usage_bug+0xc0/0xc0 [ 293.344368] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.349905] ? check_preemption_disabled+0x48/0x280 [ 293.354924] ? __lock_is_held+0xb5/0x140 [ 293.358984] __alloc_pages_nodemask+0xa80/0xde0 [ 293.363647] ? zap_class+0x640/0x640 [ 293.367360] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 293.372381] ? find_held_lock+0x36/0x1c0 [ 293.376448] ? ____cache_alloc_node+0x1c7/0x1e0 [ 293.381116] ? lock_downgrade+0x900/0x900 [ 293.385263] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.390803] cache_grow_begin+0xa5/0x8c0 [ 293.394866] ? do_raw_spin_unlock+0xa7/0x330 [ 293.399278] fallback_alloc+0x204/0x2e0 [ 293.403259] ____cache_alloc_node+0x1c7/0x1e0 [ 293.407756] kmem_cache_alloc_node+0xe3/0x730 [ 293.412250] ? ipv6_get_ifaddr+0x42e/0x620 [ 293.416488] __alloc_skb+0x119/0x770 [ 293.420196] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 293.425469] ? netdev_alloc_frag+0x1f0/0x1f0 [ 293.429874] ? lock_downgrade+0x900/0x900 [ 293.434024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.439578] ? refcount_sub_and_test_checked+0x203/0x310 [ 293.445025] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 293.450476] ? addrconf_rs_timer+0x690/0x690 [ 293.454885] ndisc_alloc_skb+0x144/0x340 [ 293.458949] ndisc_send_rs+0x331/0x6e0 [ 293.462851] addrconf_rs_timer+0x314/0x690 [ 293.467171] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 293.471427] call_timer_fn+0x272/0x920 [ 293.475314] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 293.479544] ? process_timeout+0x40/0x40 [ 293.483606] ? __run_timers+0x7da/0xc70 [ 293.487578] ? _raw_spin_unlock_irq+0x27/0x80 [ 293.492068] ? _raw_spin_unlock_irq+0x27/0x80 [ 293.496556] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 293.500790] ? lockdep_hardirqs_on+0x296/0x5b0 [ 293.505373] ? trace_hardirqs_on+0xbd/0x310 [ 293.509690] ? kasan_check_read+0x11/0x20 [ 293.513833] ? __run_timers+0x7da/0xc70 [ 293.517807] ? trace_hardirqs_off_caller+0x310/0x310 [ 293.522915] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 293.527149] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 293.531377] __run_timers+0x7e5/0xc70 [ 293.535182] ? timer_fixup_init+0x70/0x70 [ 293.539330] ? compat_start_thread+0x80/0x80 [ 293.543740] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.549280] ? _raw_spin_unlock_irq+0x60/0x80 [ 293.553779] ? finish_task_switch+0x1f4/0x910 [ 293.558269] ? finish_task_switch+0x1b4/0x910 [ 293.562765] ? __switch_to_asm+0x34/0x70 [ 293.566828] ? preempt_notifier_register+0x200/0x200 [ 293.571925] ? __switch_to_asm+0x34/0x70 [ 293.575982] ? __switch_to_asm+0x40/0x70 [ 293.580038] ? __switch_to_asm+0x34/0x70 [ 293.584095] ? __switch_to_asm+0x40/0x70 [ 293.588151] ? __switch_to_asm+0x34/0x70 [ 293.592209] ? __switch_to_asm+0x40/0x70 [ 293.596266] ? __switch_to_asm+0x40/0x70 [ 293.600337] ? pvclock_read_flags+0x160/0x160 [ 293.604836] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.610371] ? check_preemption_disabled+0x48/0x280 [ 293.615390] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 293.620926] ? rcu_pm_notify+0xc0/0xc0 [ 293.624813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.630347] ? check_preemption_disabled+0x48/0x280 [ 293.635365] run_timer_softirq+0x52/0xb0 [ 293.639420] ? rcu_read_lock_sched_held+0x14f/0x180 [ 293.644433] __do_softirq+0x308/0xb7e [ 293.648238] ? retint_kernel+0x2d/0x2d [ 293.652140] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 293.657238] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 293.662690] ? schedule+0x108/0x460 [ 293.666316] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 293.671084] ? __schedule+0x21d0/0x21d0 [ 293.675060] ? trace_hardirqs_off+0xb8/0x310 [ 293.679472] ? smpboot_thread_fn+0x68b/0xa00 [ 293.683883] ? trace_hardirqs_on+0x310/0x310 [ 293.688292] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.693830] ? check_preemption_disabled+0x48/0x280 [ 293.698846] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.704377] ? takeover_tasklets+0xa90/0xa90 [ 293.708783] run_ksoftirqd+0x5e/0x100 [ 293.712583] smpboot_thread_fn+0x68b/0xa00 [ 293.716822] ? sort_range+0x30/0x30 [ 293.720447] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 293.725547] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.731079] ? __kthread_parkme+0xfb/0x1a0 [ 293.735316] ? sort_range+0x30/0x30 [ 293.738937] kthread+0x35a/0x440 [ 293.742309] ? kthread_stop+0x900/0x900 [ 293.746290] ret_from_fork+0x3a/0x50 [ 293.750009] warn_alloc_show_mem: 1 callbacks suppressed [ 293.750019] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 293.750021] Mem-Info: [ 293.750049] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 293.750049] active_file:14 inactive_file:13 isolated_file:0 [ 293.750049] unevictable:0 dirty:0 writeback:0 unstable:0 [ 293.750049] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 293.750049] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 293.750049] free:13782 free_pcp:155 free_cma:0 [ 293.755383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 293.755390] Call Trace: [ 293.762230] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 293.764626] dump_stack+0x244/0x39d [ 293.797477] 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 [ 293.806837] ? dump_stack_print_info.cold.1+0x20/0x20 [ 293.809391] lowmem_reserve[]: 0 2818 6321 6321 [ 293.836885] warn_alloc.cold.116+0xb7/0x1bd [ 293.840479] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 293.866591] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 293.871748] lowmem_reserve[]: 0 0 3503 3503 [ 293.876327] ? lock_downgrade+0x900/0x900 [ 293.880619] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 293.908113] ? trace_hardirqs_off+0xb8/0x310 [ 293.912937] lowmem_reserve[]: 0 0 0 0 [ 293.917278] ? trace_hardirqs_off+0xb8/0x310 [ 293.921393] 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 [ 293.950360] __alloc_pages_slowpath+0x26e8/0x2e10 [ 293.954736] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 293.958551] ? warn_alloc+0x120/0x120 [ 293.962910] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 293.976428] ? print_usage_bug+0xc0/0xc0 [ 293.981275] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 293.996531] ? warn_alloc+0x120/0x120 [ 294.000311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 294.015377] ? __bfs+0x321/0x780 [ 294.019413] 165 total pagecache pages [ 294.028233] ? warn_alloc+0x120/0x120 [ 294.032014] 0 pages in swap cache [ 294.040574] ? print_usage_bug+0xc0/0xc0 [ 294.043918] Swap cache stats: add 0, delete 0, find 0/0 [ 294.047704] ? print_usage_bug+0xc0/0xc0 [ 294.051474] Free swap = 0kB [ 294.054917] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 294.058947] Total swap = 0kB [ 294.064299] ? should_fail+0x22d/0xd01 [ 294.068333] 1965979 pages RAM [ 294.071341] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 294.076844] 0 pages HighMem/MovableOnly [ 294.076851] 342854 pages reserved [ 294.079857] ? __lock_acquire+0x62f/0x4c20 [ 294.083717] 0 pages cma reserved [ 294.086810] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 294.091943] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 294.095859] ? __lock_acquire+0x62f/0x4c20 [ 294.095872] ? should_fail+0x22d/0xd01 [ 294.095886] ? find_held_lock+0x36/0x1c0 [ 294.099355] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 294.103547] ? mark_held_locks+0x130/0x130 [ 294.106883] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 294.111977] ? mark_held_locks+0x130/0x130 [ 294.153972] ? zap_class+0x640/0x640 [ 294.157699] ? zap_class+0x640/0x640 [ 294.161409] ? print_usage_bug+0xc0/0xc0 [ 294.165480] ? do_raw_spin_unlock+0xa7/0x330 [ 294.169886] ? zap_class+0x640/0x640 [ 294.173594] ? print_usage_bug+0xc0/0xc0 [ 294.177650] ? wq_watchdog_touch+0x9c/0xfe [ 294.181881] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.187419] ? check_preemption_disabled+0x48/0x280 [ 294.192439] ? __lock_is_held+0xb5/0x140 [ 294.196502] __alloc_pages_nodemask+0xa80/0xde0 [ 294.201170] ? zap_class+0x640/0x640 [ 294.204887] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 294.209910] ? find_held_lock+0x36/0x1c0 [ 294.213974] ? ____cache_alloc_node+0x1c7/0x1e0 [ 294.218639] ? lock_downgrade+0x900/0x900 [ 294.222815] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.228351] cache_grow_begin+0xa5/0x8c0 [ 294.232407] ? do_raw_spin_unlock+0xa7/0x330 [ 294.236819] fallback_alloc+0x204/0x2e0 [ 294.240797] ____cache_alloc_node+0x1c7/0x1e0 [ 294.245300] kmem_cache_alloc_node+0xe3/0x730 [ 294.249791] ? ipv6_get_ifaddr+0x42e/0x620 [ 294.254032] __alloc_skb+0x119/0x770 [ 294.257739] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 294.263015] ? netdev_alloc_frag+0x1f0/0x1f0 [ 294.267419] ? lock_downgrade+0x900/0x900 [ 294.271569] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.277186] ? refcount_sub_and_test_checked+0x203/0x310 [ 294.282648] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 294.288092] ? addrconf_rs_timer+0x690/0x690 [ 294.292502] ndisc_alloc_skb+0x144/0x340 [ 294.296577] ndisc_send_rs+0x331/0x6e0 [ 294.300465] addrconf_rs_timer+0x314/0x690 [ 294.304714] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.308953] call_timer_fn+0x272/0x920 [ 294.312833] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.317064] ? process_timeout+0x40/0x40 [ 294.321127] ? __run_timers+0x7da/0xc70 [ 294.325101] ? _raw_spin_unlock_irq+0x27/0x80 [ 294.329593] ? _raw_spin_unlock_irq+0x27/0x80 [ 294.334091] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.338324] ? lockdep_hardirqs_on+0x296/0x5b0 [ 294.342901] ? trace_hardirqs_on+0xbd/0x310 [ 294.347217] ? kasan_check_read+0x11/0x20 [ 294.351371] ? __run_timers+0x7da/0xc70 [ 294.355340] ? trace_hardirqs_off_caller+0x310/0x310 [ 294.360441] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.364675] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.368904] __run_timers+0x7e5/0xc70 [ 294.372709] ? timer_fixup_init+0x70/0x70 [ 294.376855] ? _raw_spin_unlock_irq+0x27/0x80 [ 294.381349] ? _raw_spin_unlock_irq+0x27/0x80 [ 294.385839] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 294.390483] ? trace_hardirqs_on+0xbd/0x310 [ 294.394800] ? kasan_check_read+0x11/0x20 [ 294.398945] ? finish_task_switch+0x1f4/0x910 [ 294.403444] ? trace_hardirqs_off_caller+0x310/0x310 [ 294.408544] ? compat_start_thread+0x80/0x80 [ 294.412979] ? pvclock_read_flags+0x160/0x160 [ 294.417471] ? __switch_to_asm+0x34/0x70 [ 294.421527] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.427060] ? check_preemption_disabled+0x48/0x280 [ 294.432079] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 294.437611] ? rcu_pm_notify+0xc0/0xc0 [ 294.441496] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.447028] ? check_preemption_disabled+0x48/0x280 [ 294.452044] run_timer_softirq+0x52/0xb0 [ 294.456104] ? rcu_read_lock_sched_held+0x14f/0x180 [ 294.461114] __do_softirq+0x308/0xb7e [ 294.464921] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 294.470129] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 294.474883] ? schedule+0x108/0x460 [ 294.478504] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 294.483266] ? trace_hardirqs_off+0xb8/0x310 [ 294.487675] ? smpboot_thread_fn+0x68b/0xa00 [ 294.492077] ? trace_hardirqs_on+0x310/0x310 [ 294.496481] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 294.502015] ? check_preemption_disabled+0x48/0x280 [ 294.507029] ? takeover_tasklets+0xa90/0xa90 [ 294.511433] run_ksoftirqd+0x5e/0x100 [ 294.515239] smpboot_thread_fn+0x68b/0xa00 [ 294.519475] ? sort_range+0x30/0x30 [ 294.523098] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 294.528195] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 294.533741] ? __kthread_parkme+0xfb/0x1a0 [ 294.537973] ? sort_range+0x30/0x30 [ 294.541593] kthread+0x35a/0x440 [ 294.544954] ? kthread_stop+0x900/0x900 [ 294.548928] ret_from_fork+0x3a/0x50 [ 294.552653] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 294.552709] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 294.559578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 294.559583] Call Trace: [ 294.559599] dump_stack+0x244/0x39d [ 294.559618] ? dump_stack_print_info.cold.1+0x20/0x20 [ 294.566152] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 294.575438] warn_alloc.cold.116+0xb7/0x1bd [ 294.577989] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 294.581608] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 294.610848] ? lock_downgrade+0x900/0x900 [ 294.614996] ? trace_hardirqs_off+0xb8/0x310 [ 294.619408] ? trace_hardirqs_off+0xb8/0x310 [ 294.624238] __alloc_pages_slowpath+0x26e8/0x2e10 [ 294.629107] ? warn_alloc+0x120/0x120 [ 294.632908] ? print_usage_bug+0xc0/0xc0 [ 294.636969] ? warn_alloc+0x120/0x120 [ 294.640767] ? warn_alloc+0x120/0x120 [ 294.644569] ? print_usage_bug+0xc0/0xc0 [ 294.648633] ? print_usage_bug+0xc0/0xc0 [ 294.652700] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 294.658254] ? should_fail+0x22d/0xd01 [ 294.662139] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 294.667240] ? __lock_acquire+0x62f/0x4c20 [ 294.671474] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 294.676574] ? __lock_acquire+0x62f/0x4c20 [ 294.680802] ? should_fail+0x22d/0xd01 [ 294.684682] ? find_held_lock+0x36/0x1c0 [ 294.688748] ? mark_held_locks+0x130/0x130 [ 294.692985] ? mark_held_locks+0x130/0x130 [ 294.697219] ? zap_class+0x640/0x640 [ 294.700930] ? zap_class+0x640/0x640 [ 294.704642] ? print_usage_bug+0xc0/0xc0 [ 294.708699] ? do_raw_spin_unlock+0xa7/0x330 [ 294.713138] ? zap_class+0x640/0x640 [ 294.716845] ? print_usage_bug+0xc0/0xc0 [ 294.720900] ? wq_watchdog_touch+0x9c/0xfe [ 294.725132] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.730844] ? check_preemption_disabled+0x48/0x280 [ 294.735864] ? __lock_is_held+0xb5/0x140 [ 294.739924] __alloc_pages_nodemask+0xa80/0xde0 [ 294.744590] ? zap_class+0x640/0x640 [ 294.748308] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 294.753328] ? find_held_lock+0x36/0x1c0 [ 294.757392] ? ____cache_alloc_node+0x1c7/0x1e0 [ 294.762058] ? lock_downgrade+0x900/0x900 [ 294.766229] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.771766] cache_grow_begin+0xa5/0x8c0 [ 294.775819] ? do_raw_spin_unlock+0xa7/0x330 [ 294.780234] fallback_alloc+0x204/0x2e0 [ 294.784217] ____cache_alloc_node+0x1c7/0x1e0 [ 294.788720] kmem_cache_alloc_node+0xe3/0x730 [ 294.793717] ? ipv6_get_ifaddr+0x42e/0x620 [ 294.797963] __alloc_skb+0x119/0x770 [ 294.801672] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 294.806947] ? netdev_alloc_frag+0x1f0/0x1f0 [ 294.811352] ? lock_downgrade+0x900/0x900 [ 294.815501] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.821037] ? refcount_sub_and_test_checked+0x203/0x310 [ 294.826489] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 294.831934] ? addrconf_rs_timer+0x690/0x690 [ 294.836344] ndisc_alloc_skb+0x144/0x340 [ 294.840403] ndisc_send_rs+0x331/0x6e0 [ 294.844294] addrconf_rs_timer+0x314/0x690 [ 294.848527] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.852769] call_timer_fn+0x272/0x920 [ 294.856655] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.860884] ? process_timeout+0x40/0x40 [ 294.864951] ? __run_timers+0x7da/0xc70 [ 294.868925] ? _raw_spin_unlock_irq+0x27/0x80 [ 294.873417] ? _raw_spin_unlock_irq+0x27/0x80 [ 294.877905] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.882136] ? lockdep_hardirqs_on+0x296/0x5b0 [ 294.886720] ? trace_hardirqs_on+0xbd/0x310 [ 294.891047] ? kasan_check_read+0x11/0x20 [ 294.895196] ? __run_timers+0x7da/0xc70 [ 294.899167] ? trace_hardirqs_off_caller+0x310/0x310 [ 294.904287] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.908523] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.912753] __run_timers+0x7e5/0xc70 [ 294.916560] ? timer_fixup_init+0x70/0x70 [ 294.920706] ? compat_start_thread+0x80/0x80 [ 294.925116] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.930652] ? _raw_spin_unlock_irq+0x60/0x80 [ 294.935154] ? finish_task_switch+0x1f4/0x910 [ 294.939651] ? finish_task_switch+0x1b4/0x910 [ 294.944143] ? __switch_to_asm+0x34/0x70 [ 294.948210] ? preempt_notifier_register+0x200/0x200 [ 294.953312] ? __switch_to_asm+0x34/0x70 [ 294.957370] ? __switch_to_asm+0x40/0x70 [ 294.961423] ? __switch_to_asm+0x34/0x70 [ 294.965478] ? __switch_to_asm+0x40/0x70 [ 294.969533] ? __switch_to_asm+0x34/0x70 [ 294.973591] ? __switch_to_asm+0x40/0x70 [ 294.977647] ? __switch_to_asm+0x40/0x70 [ 294.981716] ? pvclock_read_flags+0x160/0x160 [ 294.986213] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.991746] ? check_preemption_disabled+0x48/0x280 [ 294.996765] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 295.002298] ? rcu_pm_notify+0xc0/0xc0 [ 295.006188] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.011724] ? check_preemption_disabled+0x48/0x280 [ 295.016742] run_timer_softirq+0x52/0xb0 [ 295.020800] ? rcu_read_lock_sched_held+0x14f/0x180 [ 295.025809] __do_softirq+0x308/0xb7e [ 295.029614] ? retint_kernel+0x2d/0x2d [ 295.033503] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 295.038600] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 295.044054] ? schedule+0x108/0x460 [ 295.047676] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 295.052433] ? __schedule+0x21d0/0x21d0 [ 295.056411] ? trace_hardirqs_off+0xb8/0x310 [ 295.060819] ? smpboot_thread_fn+0x68b/0xa00 [ 295.065227] ? trace_hardirqs_on+0x310/0x310 [ 295.069631] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 295.075169] ? check_preemption_disabled+0x48/0x280 [ 295.080273] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.085807] ? takeover_tasklets+0xa90/0xa90 [ 295.090211] run_ksoftirqd+0x5e/0x100 [ 295.094008] smpboot_thread_fn+0x68b/0xa00 [ 295.098242] ? sort_range+0x30/0x30 [ 295.101873] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 295.106974] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 295.112510] ? __kthread_parkme+0xfb/0x1a0 [ 295.116747] ? sort_range+0x30/0x30 [ 295.120371] kthread+0x35a/0x440 [ 295.123735] ? kthread_stop+0x900/0x900 [ 295.127713] ret_from_fork+0x3a/0x50 [ 295.131433] warn_alloc_show_mem: 1 callbacks suppressed [ 295.131442] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 295.131444] Mem-Info: [ 295.131473] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 295.131473] active_file:14 inactive_file:13 isolated_file:0 [ 295.131473] unevictable:0 dirty:0 writeback:0 unstable:0 [ 295.131473] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 295.131473] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 295.131473] free:13782 free_pcp:155 free_cma:0 [ 295.136810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 295.136817] Call Trace: [ 295.143656] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 295.146057] dump_stack+0x244/0x39d [ 295.178908] 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 [ 295.188262] ? dump_stack_print_info.cold.1+0x20/0x20 [ 295.190818] lowmem_reserve[]: 0 2818 6321 6321 [ 295.218315] warn_alloc.cold.116+0xb7/0x1bd [ 295.221908] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 295.248010] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 295.253179] lowmem_reserve[]: 0 0 3503 3503 [ 295.257759] ? lock_downgrade+0x900/0x900 [ 295.262055] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 295.289467] ? trace_hardirqs_off+0xb8/0x310 [ 295.294290] lowmem_reserve[]: 0 0 0 0 [ 295.298607] ? trace_hardirqs_off+0xb8/0x310 [ 295.302725] 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 [ 295.331608] __alloc_pages_slowpath+0x26e8/0x2e10 [ 295.335987] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 295.339801] ? warn_alloc+0x120/0x120 [ 295.344165] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 295.357680] ? print_usage_bug+0xc0/0xc0 [ 295.357695] ? warn_alloc+0x120/0x120 [ 295.362520] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 295.377797] ? __bfs+0x321/0x780 [ 295.381580] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 295.396644] ? warn_alloc+0x120/0x120 [ 295.400680] 165 total pagecache pages [ 295.404467] ? print_usage_bug+0xc0/0xc0 [ 295.413279] 0 pages in swap cache [ 295.416629] ? print_usage_bug+0xc0/0xc0 [ 295.425180] Swap cache stats: add 0, delete 0, find 0/0 [ 295.428968] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 295.432735] Free swap = 0kB [ 295.436782] ? should_fail+0x22d/0xd01 [ 295.440203] Total swap = 0kB [ 295.440210] 1965979 pages RAM [ 295.444259] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 295.449605] 0 pages HighMem/MovableOnly [ 295.449612] 342854 pages reserved [ 295.455135] ? __lock_acquire+0x62f/0x4c20 [ 295.458138] 0 pages cma reserved [ 295.462024] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 295.465071] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 295.468106] ? __lock_acquire+0x62f/0x4c20 [ 295.468121] ? should_fail+0x22d/0xd01 [ 295.473246] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 295.477178] ? find_held_lock+0x36/0x1c0 [ 295.480601] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 295.484828] ? mark_held_locks+0x130/0x130 [ 295.531026] ? mark_held_locks+0x130/0x130 [ 295.535253] ? zap_class+0x640/0x640 [ 295.538969] ? mark_held_locks+0xc7/0x130 [ 295.543109] ? do_raw_spin_unlock+0xa7/0x330 [ 295.547889] ? zap_class+0x640/0x640 [ 295.551598] ? print_usage_bug+0xc0/0xc0 [ 295.555661] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.561196] ? check_preemption_disabled+0x48/0x280 [ 295.566214] ? __lock_is_held+0xb5/0x140 [ 295.570279] __alloc_pages_nodemask+0xa80/0xde0 [ 295.574948] ? zap_class+0x640/0x640 [ 295.578665] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 295.583688] ? find_held_lock+0x36/0x1c0 [ 295.587754] ? ____cache_alloc_node+0x1c7/0x1e0 [ 295.592420] ? lock_downgrade+0x900/0x900 [ 295.596580] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.602120] cache_grow_begin+0xa5/0x8c0 [ 295.606187] ? do_raw_spin_unlock+0xa7/0x330 [ 295.610606] fallback_alloc+0x204/0x2e0 [ 295.614582] ____cache_alloc_node+0x1c7/0x1e0 [ 295.619080] kmem_cache_alloc_node+0xe3/0x730 [ 295.623571] ? ipv6_get_ifaddr+0x42e/0x620 [ 295.627830] __alloc_skb+0x119/0x770 [ 295.631538] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 295.636816] ? netdev_alloc_frag+0x1f0/0x1f0 [ 295.641219] ? lock_downgrade+0x900/0x900 [ 295.645380] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.650915] ? refcount_sub_and_test_checked+0x203/0x310 [ 295.656363] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 295.661814] ? addrconf_rs_timer+0x690/0x690 [ 295.666229] ndisc_alloc_skb+0x144/0x340 [ 295.670288] ndisc_send_rs+0x331/0x6e0 [ 295.674178] addrconf_rs_timer+0x314/0x690 [ 295.678411] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.682652] call_timer_fn+0x272/0x920 [ 295.686537] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.690768] ? process_timeout+0x40/0x40 [ 295.694839] ? __run_timers+0x7da/0xc70 [ 295.698813] ? _raw_spin_unlock_irq+0x27/0x80 [ 295.703302] ? _raw_spin_unlock_irq+0x27/0x80 [ 295.707791] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.712022] ? lockdep_hardirqs_on+0x296/0x5b0 [ 295.716599] ? trace_hardirqs_on+0xbd/0x310 [ 295.720918] ? kasan_check_read+0x11/0x20 [ 295.725060] ? __run_timers+0x7da/0xc70 [ 295.729030] ? trace_hardirqs_off_caller+0x310/0x310 [ 295.734145] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.738380] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.742609] __run_timers+0x7e5/0xc70 [ 295.746503] ? timer_fixup_init+0x70/0x70 [ 295.750648] ? _raw_spin_unlock_irq+0x27/0x80 [ 295.755150] ? _raw_spin_unlock_irq+0x27/0x80 [ 295.759640] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 295.764221] ? trace_hardirqs_on+0xbd/0x310 [ 295.768537] ? kasan_check_read+0x11/0x20 [ 295.772682] ? finish_task_switch+0x1f4/0x910 [ 295.777176] ? trace_hardirqs_off_caller+0x310/0x310 [ 295.782273] ? compat_start_thread+0x80/0x80 [ 295.786695] ? pvclock_read_flags+0x160/0x160 [ 295.791188] ? __switch_to_asm+0x34/0x70 [ 295.795246] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.800780] ? check_preemption_disabled+0x48/0x280 [ 295.805806] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 295.811340] ? rcu_pm_notify+0xc0/0xc0 [ 295.815224] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.820756] ? check_preemption_disabled+0x48/0x280 [ 295.825773] run_timer_softirq+0x52/0xb0 [ 295.829827] ? rcu_read_lock_sched_held+0x14f/0x180 [ 295.834839] __do_softirq+0x308/0xb7e [ 295.838648] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 295.843746] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 295.848501] ? schedule+0x108/0x460 [ 295.852133] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 295.856892] ? trace_hardirqs_off+0xb8/0x310 [ 295.861295] ? smpboot_thread_fn+0x68b/0xa00 [ 295.865700] ? trace_hardirqs_on+0x310/0x310 [ 295.870118] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 295.875661] ? check_preemption_disabled+0x48/0x280 [ 295.880677] ? takeover_tasklets+0xa90/0xa90 [ 295.885080] run_ksoftirqd+0x5e/0x100 [ 295.888881] smpboot_thread_fn+0x68b/0xa00 [ 295.893129] ? sort_range+0x30/0x30 [ 295.896754] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 295.901852] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 295.907385] ? __kthread_parkme+0xfb/0x1a0 [ 295.911634] ? sort_range+0x30/0x30 [ 295.915255] kthread+0x35a/0x440 [ 295.918617] ? kthread_stop+0x900/0x900 [ 295.922589] ret_from_fork+0x3a/0x50 [ 295.926316] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 295.926380] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 295.933327] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 295.933334] Call Trace: [ 295.939899] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 295.949156] dump_stack+0x244/0x39d [ 295.951713] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 295.962035] ? dump_stack_print_info.cold.1+0x20/0x20 [ 295.975481] warn_alloc.cold.116+0xb7/0x1bd [ 295.979800] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 295.984648] ? lock_downgrade+0x900/0x900 [ 295.988800] ? trace_hardirqs_off+0xb8/0x310 [ 295.993211] ? trace_hardirqs_off+0xb8/0x310 [ 295.997636] __alloc_pages_slowpath+0x26e8/0x2e10 [ 296.002498] ? warn_alloc+0x120/0x120 [ 296.006295] ? print_usage_bug+0xc0/0xc0 [ 296.010353] ? warn_alloc+0x120/0x120 [ 296.014153] ? warn_alloc+0x120/0x120 [ 296.017955] ? print_usage_bug+0xc0/0xc0 [ 296.022015] ? print_usage_bug+0xc0/0xc0 [ 296.026081] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.031625] ? should_fail+0x22d/0xd01 [ 296.035512] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 296.040616] ? __lock_acquire+0x62f/0x4c20 [ 296.044851] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 296.049947] ? __lock_acquire+0x62f/0x4c20 [ 296.054176] ? should_fail+0x22d/0xd01 [ 296.058058] ? find_held_lock+0x36/0x1c0 [ 296.062126] ? mark_held_locks+0x130/0x130 [ 296.066365] ? mark_held_locks+0x130/0x130 [ 296.070624] ? zap_class+0x640/0x640 [ 296.074349] ? zap_class+0x640/0x640 [ 296.078063] ? print_usage_bug+0xc0/0xc0 [ 296.082129] ? do_raw_spin_unlock+0xa7/0x330 [ 296.086534] ? zap_class+0x640/0x640 [ 296.090249] ? print_usage_bug+0xc0/0xc0 [ 296.094306] ? wq_watchdog_touch+0x9c/0xfe [ 296.098546] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.104079] ? check_preemption_disabled+0x48/0x280 [ 296.109112] ? __lock_is_held+0xb5/0x140 [ 296.113183] __alloc_pages_nodemask+0xa80/0xde0 [ 296.117847] ? zap_class+0x640/0x640 [ 296.121562] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 296.126584] ? find_held_lock+0x36/0x1c0 [ 296.130652] ? ____cache_alloc_node+0x1c7/0x1e0 [ 296.135318] ? lock_downgrade+0x900/0x900 [ 296.139467] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.145018] cache_grow_begin+0xa5/0x8c0 [ 296.149073] ? do_raw_spin_unlock+0xa7/0x330 [ 296.153489] fallback_alloc+0x204/0x2e0 [ 296.157466] ____cache_alloc_node+0x1c7/0x1e0 [ 296.161964] kmem_cache_alloc_node+0xe3/0x730 [ 296.166455] ? ipv6_get_ifaddr+0x42e/0x620 [ 296.170691] __alloc_skb+0x119/0x770 [ 296.174400] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 296.179674] ? netdev_alloc_frag+0x1f0/0x1f0 [ 296.184086] ? lock_downgrade+0x900/0x900 [ 296.188239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.193772] ? refcount_sub_and_test_checked+0x203/0x310 [ 296.199223] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 296.204672] ? addrconf_rs_timer+0x690/0x690 [ 296.209095] ndisc_alloc_skb+0x144/0x340 [ 296.213154] ndisc_send_rs+0x331/0x6e0 [ 296.217045] addrconf_rs_timer+0x314/0x690 [ 296.221284] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 296.225523] call_timer_fn+0x272/0x920 [ 296.229403] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 296.233635] ? process_timeout+0x40/0x40 [ 296.237701] ? __run_timers+0x7da/0xc70 [ 296.241676] ? _raw_spin_unlock_irq+0x27/0x80 [ 296.246168] ? _raw_spin_unlock_irq+0x27/0x80 [ 296.250658] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 296.254887] ? lockdep_hardirqs_on+0x296/0x5b0 [ 296.259470] ? trace_hardirqs_on+0xbd/0x310 [ 296.263789] ? kasan_check_read+0x11/0x20 [ 296.267933] ? __run_timers+0x7da/0xc70 [ 296.271903] ? trace_hardirqs_off_caller+0x310/0x310 [ 296.277007] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 296.281242] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 296.285472] __run_timers+0x7e5/0xc70 [ 296.289280] ? timer_fixup_init+0x70/0x70 [ 296.293421] ? compat_start_thread+0x80/0x80 [ 296.297830] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.303366] ? _raw_spin_unlock_irq+0x60/0x80 [ 296.307868] ? finish_task_switch+0x1f4/0x910 [ 296.312358] ? finish_task_switch+0x1b4/0x910 [ 296.316848] ? __switch_to_asm+0x34/0x70 [ 296.320908] ? preempt_notifier_register+0x200/0x200 [ 296.326007] ? __switch_to_asm+0x34/0x70 [ 296.330062] ? __switch_to_asm+0x40/0x70 [ 296.334127] ? __switch_to_asm+0x34/0x70 [ 296.338184] ? __switch_to_asm+0x40/0x70 [ 296.342242] ? __switch_to_asm+0x34/0x70 [ 296.346301] ? __switch_to_asm+0x40/0x70 [ 296.350359] ? __switch_to_asm+0x40/0x70 [ 296.354427] ? pvclock_read_flags+0x160/0x160 [ 296.358919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.364456] ? check_preemption_disabled+0x48/0x280 [ 296.369478] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 296.375009] ? rcu_pm_notify+0xc0/0xc0 [ 296.378897] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.384431] ? check_preemption_disabled+0x48/0x280 [ 296.389446] run_timer_softirq+0x52/0xb0 [ 296.393503] ? rcu_read_lock_sched_held+0x14f/0x180 [ 296.398518] __do_softirq+0x308/0xb7e [ 296.402335] ? retint_kernel+0x2d/0x2d [ 296.406225] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 296.411410] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 296.416862] ? schedule+0x108/0x460 [ 296.420500] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 296.425253] ? __schedule+0x21d0/0x21d0 [ 296.429228] ? trace_hardirqs_off+0xb8/0x310 [ 296.433632] ? smpboot_thread_fn+0x68b/0xa00 [ 296.438036] ? trace_hardirqs_on+0x310/0x310 [ 296.442447] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.447983] ? check_preemption_disabled+0x48/0x280 [ 296.452995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.458526] ? takeover_tasklets+0xa90/0xa90 [ 296.462933] run_ksoftirqd+0x5e/0x100 [ 296.466727] smpboot_thread_fn+0x68b/0xa00 [ 296.470965] ? sort_range+0x30/0x30 [ 296.474607] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 296.479929] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.485460] ? __kthread_parkme+0xfb/0x1a0 [ 296.489695] ? sort_range+0x30/0x30 [ 296.493318] kthread+0x35a/0x440 [ 296.496682] ? kthread_stop+0x900/0x900 [ 296.500655] ret_from_fork+0x3a/0x50 [ 296.504376] warn_alloc_show_mem: 1 callbacks suppressed [ 296.504386] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 296.504387] Mem-Info: [ 296.504417] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 296.504417] active_file:14 inactive_file:13 isolated_file:0 [ 296.504417] unevictable:0 dirty:0 writeback:0 unstable:0 [ 296.504417] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 296.504417] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 296.504417] free:13782 free_pcp:155 free_cma:0 [ 296.509753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 296.516593] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 296.518978] Call Trace: [ 296.551853] 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 [ 296.561208] dump_stack+0x244/0x39d [ 296.588765] lowmem_reserve[]: 0 2818 6321 6321 [ 296.591357] ? dump_stack_print_info.cold.1+0x20/0x20 [ 296.617436] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 296.621075] warn_alloc.cold.116+0xb7/0x1bd [ 296.626037] lowmem_reserve[]: 0 0 3503 3503 [ 296.631241] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 296.658615] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 296.662932] ? lock_downgrade+0x900/0x900 [ 296.667225] lowmem_reserve[]: 0 0 0 0 [ 296.672147] ? trace_hardirqs_off+0xb8/0x310 [ 296.701019] 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 [ 296.705176] ? trace_hardirqs_off+0xb8/0x310 [ 296.708944] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 296.713349] __alloc_pages_slowpath+0x26e8/0x2e10 [ 296.726855] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 296.731370] ? warn_alloc+0x120/0x120 [ 296.746588] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 296.751415] ? print_usage_bug+0xc0/0xc0 [ 296.766489] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 296.770276] ? warn_alloc+0x120/0x120 [ 296.779081] 165 total pagecache pages [ 296.779096] 0 pages in swap cache [ 296.783149] ? __bfs+0x321/0x780 [ 296.792233] Swap cache stats: add 0, delete 0, find 0/0 [ 296.792242] Free swap = 0kB [ 296.796057] ? warn_alloc+0x120/0x120 [ 296.799820] Total swap = 0kB [ 296.803276] ? print_usage_bug+0xc0/0xc0 [ 296.806607] 1965979 pages RAM [ 296.811956] ? print_usage_bug+0xc0/0xc0 [ 296.814944] 0 pages HighMem/MovableOnly [ 296.814952] 342854 pages reserved [ 296.818747] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.821731] 0 pages cma reserved [ 296.825783] ? should_fail+0x22d/0xd01 [ 296.828925] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 296.832907] ? print_usage_bug+0xc0/0xc0 [ 296.836948] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 296.840299] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 296.845807] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 296.849160] ? __lock_acquire+0x62f/0x4c20 [ 296.887811] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 296.892908] ? __lock_acquire+0x62f/0x4c20 [ 296.897140] ? should_fail+0x22d/0xd01 [ 296.901048] ? mark_held_locks+0x130/0x130 [ 296.905284] ? mark_held_locks+0x130/0x130 [ 296.909514] ? zap_class+0x640/0x640 [ 296.913229] ? zap_class+0x640/0x640 [ 296.916938] ? print_usage_bug+0xc0/0xc0 [ 296.920991] ? mark_held_locks+0x130/0x130 [ 296.925257] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.930791] ? check_preemption_disabled+0x48/0x280 [ 296.935810] ? __lock_is_held+0xb5/0x140 [ 296.939872] __alloc_pages_nodemask+0xa80/0xde0 [ 296.944534] ? zap_class+0x640/0x640 [ 296.948249] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 296.953272] ? find_held_lock+0x36/0x1c0 [ 296.957338] ? ____cache_alloc_node+0x1c7/0x1e0 [ 296.962004] ? lock_downgrade+0x900/0x900 [ 296.966167] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.971705] cache_grow_begin+0xa5/0x8c0 [ 296.975765] ? do_raw_spin_unlock+0xa7/0x330 [ 296.980183] fallback_alloc+0x204/0x2e0 [ 296.984157] ____cache_alloc_node+0x1c7/0x1e0 [ 296.988657] kmem_cache_alloc_node+0xe3/0x730 [ 296.993154] ? ipv6_get_ifaddr+0x42e/0x620 [ 296.997393] __alloc_skb+0x119/0x770 [ 297.001104] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 297.006382] ? netdev_alloc_frag+0x1f0/0x1f0 [ 297.010784] ? lock_downgrade+0x900/0x900 [ 297.014943] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.020480] ? refcount_sub_and_test_checked+0x203/0x310 [ 297.025946] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 297.031390] ? addrconf_rs_timer+0x690/0x690 [ 297.035806] ndisc_alloc_skb+0x144/0x340 [ 297.039869] ndisc_send_rs+0x331/0x6e0 [ 297.043756] addrconf_rs_timer+0x314/0x690 [ 297.047992] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.052262] call_timer_fn+0x272/0x920 [ 297.056148] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.060377] ? process_timeout+0x40/0x40 [ 297.064438] ? __run_timers+0x7da/0xc70 [ 297.068410] ? _raw_spin_unlock_irq+0x27/0x80 [ 297.072899] ? _raw_spin_unlock_irq+0x27/0x80 [ 297.077390] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.081619] ? lockdep_hardirqs_on+0x296/0x5b0 [ 297.086198] ? trace_hardirqs_on+0xbd/0x310 [ 297.090519] ? kasan_check_read+0x11/0x20 [ 297.094662] ? __run_timers+0x7da/0xc70 [ 297.098636] ? trace_hardirqs_off_caller+0x310/0x310 [ 297.103746] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.107971] __run_timers+0x7e5/0xc70 [ 297.111773] ? timer_fixup_init+0x70/0x70 [ 297.115920] ? _raw_spin_unlock_irq+0x27/0x80 [ 297.120415] ? _raw_spin_unlock_irq+0x27/0x80 [ 297.124909] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 297.129486] ? trace_hardirqs_on+0xbd/0x310 [ 297.133802] ? kasan_check_read+0x11/0x20 [ 297.137965] ? finish_task_switch+0x1f4/0x910 [ 297.142455] ? trace_hardirqs_off_caller+0x310/0x310 [ 297.147552] ? compat_start_thread+0x80/0x80 [ 297.151981] ? pvclock_read_flags+0x160/0x160 [ 297.156486] ? __switch_to_asm+0x34/0x70 [ 297.160542] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.166075] ? check_preemption_disabled+0x48/0x280 [ 297.171094] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 297.176630] ? rcu_pm_notify+0xc0/0xc0 [ 297.180514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.186052] ? check_preemption_disabled+0x48/0x280 [ 297.191067] run_timer_softirq+0x52/0xb0 [ 297.195137] ? rcu_read_lock_sched_held+0x14f/0x180 [ 297.200149] __do_softirq+0x308/0xb7e [ 297.203955] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 297.209058] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 297.213815] ? schedule+0x108/0x460 [ 297.217435] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 297.222194] ? trace_hardirqs_off+0xb8/0x310 [ 297.226606] ? smpboot_thread_fn+0x68b/0xa00 [ 297.231024] ? trace_hardirqs_on+0x310/0x310 [ 297.235435] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 297.240978] ? check_preemption_disabled+0x48/0x280 [ 297.246011] ? takeover_tasklets+0xa90/0xa90 [ 297.250423] run_ksoftirqd+0x5e/0x100 [ 297.254227] smpboot_thread_fn+0x68b/0xa00 [ 297.258463] ? sort_range+0x30/0x30 [ 297.262111] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 297.267214] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 297.272745] ? __kthread_parkme+0xfb/0x1a0 [ 297.276979] ? sort_range+0x30/0x30 [ 297.280610] kthread+0x35a/0x440 [ 297.283982] ? kthread_stop+0x900/0x900 [ 297.287965] ret_from_fork+0x3a/0x50 [ 297.291710] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 297.291773] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 297.298725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 297.298730] Call Trace: [ 297.298747] dump_stack+0x244/0x39d [ 297.298767] ? dump_stack_print_info.cold.1+0x20/0x20 [ 297.305305] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 297.314590] warn_alloc.cold.116+0xb7/0x1bd [ 297.317142] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 297.320760] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 297.350042] ? lock_downgrade+0x900/0x900 [ 297.354284] ? trace_hardirqs_off+0xb8/0x310 [ 297.358692] ? trace_hardirqs_off+0xb8/0x310 [ 297.363105] __alloc_pages_slowpath+0x26e8/0x2e10 [ 297.367971] ? warn_alloc+0x120/0x120 [ 297.371774] ? print_usage_bug+0xc0/0xc0 [ 297.375831] ? warn_alloc+0x120/0x120 [ 297.379634] ? warn_alloc+0x120/0x120 [ 297.383430] ? print_usage_bug+0xc0/0xc0 [ 297.387493] ? print_usage_bug+0xc0/0xc0 [ 297.391566] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 297.397101] ? should_fail+0x22d/0xd01 [ 297.401008] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 297.406113] ? __lock_acquire+0x62f/0x4c20 [ 297.410348] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 297.415457] ? __lock_acquire+0x62f/0x4c20 [ 297.419685] ? should_fail+0x22d/0xd01 [ 297.423569] ? find_held_lock+0x36/0x1c0 [ 297.427634] ? mark_held_locks+0x130/0x130 [ 297.431871] ? mark_held_locks+0x130/0x130 [ 297.436099] ? zap_class+0x640/0x640 [ 297.439814] ? mark_held_locks+0xc7/0x130 [ 297.443963] ? do_raw_spin_unlock+0xa7/0x330 [ 297.448376] ? zap_class+0x640/0x640 [ 297.452086] ? print_usage_bug+0xc0/0xc0 [ 297.456145] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.461679] ? check_preemption_disabled+0x48/0x280 [ 297.466701] ? __lock_is_held+0xb5/0x140 [ 297.470762] __alloc_pages_nodemask+0xa80/0xde0 [ 297.475427] ? zap_class+0x640/0x640 [ 297.479141] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 297.484161] ? find_held_lock+0x36/0x1c0 [ 297.488226] ? ____cache_alloc_node+0x1c7/0x1e0 [ 297.492892] ? lock_downgrade+0x900/0x900 [ 297.497040] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.502575] cache_grow_begin+0xa5/0x8c0 [ 297.506633] ? do_raw_spin_unlock+0xa7/0x330 [ 297.511043] fallback_alloc+0x204/0x2e0 [ 297.515017] ____cache_alloc_node+0x1c7/0x1e0 [ 297.519515] kmem_cache_alloc_node+0xe3/0x730 [ 297.524097] ? ipv6_get_ifaddr+0x42e/0x620 [ 297.528337] __alloc_skb+0x119/0x770 [ 297.532048] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 297.537323] ? netdev_alloc_frag+0x1f0/0x1f0 [ 297.541739] ? lock_downgrade+0x900/0x900 [ 297.545889] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.551421] ? refcount_sub_and_test_checked+0x203/0x310 [ 297.556873] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 297.562316] ? addrconf_rs_timer+0x690/0x690 [ 297.566743] ndisc_alloc_skb+0x144/0x340 [ 297.570802] ndisc_send_rs+0x331/0x6e0 [ 297.574688] addrconf_rs_timer+0x314/0x690 [ 297.578922] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.583163] call_timer_fn+0x272/0x920 [ 297.587044] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.591276] ? process_timeout+0x40/0x40 [ 297.595341] ? __run_timers+0x7da/0xc70 [ 297.599314] ? _raw_spin_unlock_irq+0x27/0x80 [ 297.603809] ? _raw_spin_unlock_irq+0x27/0x80 [ 297.608298] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.612529] ? lockdep_hardirqs_on+0x296/0x5b0 [ 297.617108] ? trace_hardirqs_on+0xbd/0x310 [ 297.621424] ? kasan_check_read+0x11/0x20 [ 297.625564] ? __run_timers+0x7da/0xc70 [ 297.629535] ? trace_hardirqs_off_caller+0x310/0x310 [ 297.634641] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.638875] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.643121] __run_timers+0x7e5/0xc70 [ 297.646925] ? timer_fixup_init+0x70/0x70 [ 297.651066] ? compat_start_thread+0x80/0x80 [ 297.655476] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.661017] ? _raw_spin_unlock_irq+0x60/0x80 [ 297.665514] ? finish_task_switch+0x1f4/0x910 [ 297.670005] ? finish_task_switch+0x1b4/0x910 [ 297.674608] ? __switch_to_asm+0x34/0x70 [ 297.678671] ? preempt_notifier_register+0x200/0x200 [ 297.683770] ? __switch_to_asm+0x34/0x70 [ 297.687827] ? __switch_to_asm+0x40/0x70 [ 297.691882] ? __switch_to_asm+0x34/0x70 [ 297.695938] ? __switch_to_asm+0x40/0x70 [ 297.699999] ? __switch_to_asm+0x34/0x70 [ 297.704056] ? __switch_to_asm+0x40/0x70 [ 297.708115] ? __switch_to_asm+0x40/0x70 [ 297.712179] ? pvclock_read_flags+0x160/0x160 [ 297.716678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.722217] ? check_preemption_disabled+0x48/0x280 [ 297.727261] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 297.732797] ? rcu_pm_notify+0xc0/0xc0 [ 297.736684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.742218] ? check_preemption_disabled+0x48/0x280 [ 297.747239] run_timer_softirq+0x52/0xb0 [ 297.751301] ? rcu_read_lock_sched_held+0x14f/0x180 [ 297.756313] __do_softirq+0x308/0xb7e [ 297.760114] ? retint_kernel+0x2d/0x2d [ 297.764000] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 297.769098] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 297.774551] ? schedule+0x108/0x460 [ 297.778175] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 297.782945] ? __schedule+0x21d0/0x21d0 [ 297.786927] ? trace_hardirqs_off+0xb8/0x310 [ 297.791337] ? smpboot_thread_fn+0x68b/0xa00 [ 297.795740] ? trace_hardirqs_on+0x310/0x310 [ 297.800145] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 297.805678] ? check_preemption_disabled+0x48/0x280 [ 297.810689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.816226] ? takeover_tasklets+0xa90/0xa90 [ 297.820637] run_ksoftirqd+0x5e/0x100 [ 297.824448] smpboot_thread_fn+0x68b/0xa00 [ 297.828686] ? sort_range+0x30/0x30 [ 297.832310] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 297.837414] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 297.842958] ? __kthread_parkme+0xfb/0x1a0 [ 297.847193] ? sort_range+0x30/0x30 [ 297.850816] kthread+0x35a/0x440 [ 297.854204] ? kthread_stop+0x900/0x900 [ 297.858178] ret_from_fork+0x3a/0x50 [ 297.861903] warn_alloc_show_mem: 1 callbacks suppressed [ 297.861912] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 297.861914] Mem-Info: [ 297.861943] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 297.861943] active_file:14 inactive_file:13 isolated_file:0 [ 297.861943] unevictable:0 dirty:0 writeback:0 unstable:0 [ 297.861943] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 297.861943] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 297.861943] free:13782 free_pcp:155 free_cma:0 [ 297.867294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 297.874138] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 297.876526] Call Trace: [ 297.909402] 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 [ 297.918782] dump_stack+0x244/0x39d [ 297.946247] lowmem_reserve[]: 0 2818 6321 6321 [ 297.948841] ? dump_stack_print_info.cold.1+0x20/0x20 [ 297.974916] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 297.978551] warn_alloc.cold.116+0xb7/0x1bd [ 297.983108] lowmem_reserve[]: 0 0 3503 3503 [ 297.988290] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 298.015760] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 298.020080] ? lock_downgrade+0x900/0x900 [ 298.024364] lowmem_reserve[]: 0 0 0 0 [ 298.029209] ? trace_hardirqs_off+0xb8/0x310 [ 298.058065] 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 [ 298.062209] ? trace_hardirqs_off+0xb8/0x310 [ 298.065977] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 298.070383] __alloc_pages_slowpath+0x26e8/0x2e10 [ 298.083868] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 298.088315] ? warn_alloc+0x120/0x120 [ 298.103533] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 298.108360] ? print_usage_bug+0xc0/0xc0 [ 298.123420] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 298.127206] ? warn_alloc+0x120/0x120 [ 298.136014] 165 total pagecache pages [ 298.140064] ? __bfs+0x321/0x780 [ 298.148617] 0 pages in swap cache [ 298.152401] ? warn_alloc+0x120/0x120 [ 298.156263] Swap cache stats: add 0, delete 0, find 0/0 [ 298.159696] ? print_usage_bug+0xc0/0xc0 [ 298.163121] Free swap = 0kB [ 298.166913] ? print_usage_bug+0xc0/0xc0 [ 298.172255] Total swap = 0kB [ 298.176311] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 298.179298] 1965979 pages RAM [ 298.183347] ? should_fail+0x22d/0xd01 [ 298.186331] 0 pages HighMem/MovableOnly [ 298.186338] 342854 pages reserved [ 298.191878] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 298.194959] 0 pages cma reserved [ 298.198832] ? __lock_acquire+0x62f/0x4c20 [ 298.202834] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 298.206219] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 298.206231] ? __lock_acquire+0x62f/0x4c20 [ 298.206245] ? should_fail+0x22d/0xd01 [ 298.211368] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 298.214673] ? find_held_lock+0x36/0x1c0 [ 298.218882] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 298.225365] ? mark_held_locks+0x130/0x130 [ 298.261732] ? mark_held_locks+0x130/0x130 [ 298.265963] ? zap_class+0x640/0x640 [ 298.269681] ? mark_held_locks+0xc7/0x130 [ 298.273823] ? do_raw_spin_unlock+0xa7/0x330 [ 298.278225] ? zap_class+0x640/0x640 [ 298.281946] ? print_usage_bug+0xc0/0xc0 [ 298.286009] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.291553] ? check_preemption_disabled+0x48/0x280 [ 298.296576] ? __lock_is_held+0xb5/0x140 [ 298.300658] __alloc_pages_nodemask+0xa80/0xde0 [ 298.305322] ? zap_class+0x640/0x640 [ 298.309039] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 298.314059] ? find_held_lock+0x36/0x1c0 [ 298.318132] ? ____cache_alloc_node+0x1c7/0x1e0 [ 298.322798] ? lock_downgrade+0x900/0x900 [ 298.326970] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.332508] cache_grow_begin+0xa5/0x8c0 [ 298.336565] ? do_raw_spin_unlock+0xa7/0x330 [ 298.340977] fallback_alloc+0x204/0x2e0 [ 298.344959] ____cache_alloc_node+0x1c7/0x1e0 [ 298.349459] kmem_cache_alloc_node+0xe3/0x730 [ 298.353952] ? ipv6_get_ifaddr+0x42e/0x620 [ 298.358193] __alloc_skb+0x119/0x770 [ 298.361902] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 298.367190] ? netdev_alloc_frag+0x1f0/0x1f0 [ 298.371593] ? lock_downgrade+0x900/0x900 [ 298.375743] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.381364] ? refcount_sub_and_test_checked+0x203/0x310 [ 298.386815] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 298.392261] ? addrconf_rs_timer+0x690/0x690 [ 298.396673] ndisc_alloc_skb+0x144/0x340 [ 298.400734] ndisc_send_rs+0x331/0x6e0 [ 298.404620] addrconf_rs_timer+0x314/0x690 [ 298.408853] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 298.413095] call_timer_fn+0x272/0x920 [ 298.416978] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 298.421225] ? process_timeout+0x40/0x40 [ 298.425290] ? __run_timers+0x7da/0xc70 [ 298.429264] ? _raw_spin_unlock_irq+0x27/0x80 [ 298.433756] ? _raw_spin_unlock_irq+0x27/0x80 [ 298.438246] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 298.442479] ? lockdep_hardirqs_on+0x296/0x5b0 [ 298.447150] ? trace_hardirqs_on+0xbd/0x310 [ 298.451467] ? kasan_check_read+0x11/0x20 [ 298.455627] ? __run_timers+0x7da/0xc70 [ 298.459601] ? trace_hardirqs_off_caller+0x310/0x310 [ 298.464707] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 298.468943] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 298.473175] __run_timers+0x7e5/0xc70 [ 298.476985] ? timer_fixup_init+0x70/0x70 [ 298.481129] ? _raw_spin_unlock_irq+0x27/0x80 [ 298.485620] ? _raw_spin_unlock_irq+0x27/0x80 [ 298.490109] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 298.494685] ? trace_hardirqs_on+0xbd/0x310 [ 298.499005] ? kasan_check_read+0x11/0x20 [ 298.503149] ? finish_task_switch+0x1f4/0x910 [ 298.507642] ? trace_hardirqs_off_caller+0x310/0x310 [ 298.512739] ? compat_start_thread+0x80/0x80 [ 298.517161] ? pvclock_read_flags+0x160/0x160 [ 298.521654] ? __switch_to_asm+0x34/0x70 [ 298.525710] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.531246] ? check_preemption_disabled+0x48/0x280 [ 298.536437] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 298.541972] ? rcu_pm_notify+0xc0/0xc0 [ 298.545854] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.551387] ? check_preemption_disabled+0x48/0x280 [ 298.556400] run_timer_softirq+0x52/0xb0 [ 298.560459] ? rcu_read_lock_sched_held+0x14f/0x180 [ 298.565470] __do_softirq+0x308/0xb7e [ 298.569274] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 298.574370] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 298.579126] ? schedule+0x108/0x460 [ 298.582750] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 298.587508] ? trace_hardirqs_off+0xb8/0x310 [ 298.591922] ? smpboot_thread_fn+0x68b/0xa00 [ 298.596328] ? trace_hardirqs_on+0x310/0x310 [ 298.600732] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 298.606262] ? check_preemption_disabled+0x48/0x280 [ 298.611278] ? takeover_tasklets+0xa90/0xa90 [ 298.615682] run_ksoftirqd+0x5e/0x100 [ 298.619480] smpboot_thread_fn+0x68b/0xa00 [ 298.624237] ? sort_range+0x30/0x30 [ 298.627867] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 298.632981] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 298.638517] ? __kthread_parkme+0xfb/0x1a0 [ 298.642751] ? sort_range+0x30/0x30 [ 298.646373] kthread+0x35a/0x440 [ 298.649741] ? kthread_stop+0x900/0x900 [ 298.653714] ret_from_fork+0x3a/0x50 [ 298.657441] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 298.657501] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 298.664380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 298.664385] Call Trace: [ 298.664405] dump_stack+0x244/0x39d [ 298.664423] ? dump_stack_print_info.cold.1+0x20/0x20 [ 298.670945] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 298.680249] warn_alloc.cold.116+0xb7/0x1bd [ 298.682798] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 298.686421] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 298.715677] ? lock_downgrade+0x900/0x900 [ 298.719845] ? trace_hardirqs_off+0xb8/0x310 [ 298.724277] ? trace_hardirqs_off+0xb8/0x310 [ 298.728686] __alloc_pages_slowpath+0x26e8/0x2e10 [ 298.733552] ? warn_alloc+0x120/0x120 [ 298.737352] ? print_usage_bug+0xc0/0xc0 [ 298.741413] ? warn_alloc+0x120/0x120 [ 298.745212] ? warn_alloc+0x120/0x120 [ 298.749025] ? print_usage_bug+0xc0/0xc0 [ 298.753088] ? print_usage_bug+0xc0/0xc0 [ 298.757154] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 298.762689] ? should_fail+0x22d/0xd01 [ 298.766575] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 298.771674] ? __lock_acquire+0x62f/0x4c20 [ 298.775912] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 298.781010] ? __lock_acquire+0x62f/0x4c20 [ 298.785236] ? should_fail+0x22d/0xd01 [ 298.789119] ? find_held_lock+0x36/0x1c0 [ 298.793720] ? mark_held_locks+0x130/0x130 [ 298.797959] ? mark_held_locks+0x130/0x130 [ 298.802187] ? zap_class+0x640/0x640 [ 298.805904] ? zap_class+0x640/0x640 [ 298.809616] ? print_usage_bug+0xc0/0xc0 [ 298.813675] ? do_raw_spin_unlock+0xa7/0x330 [ 298.818078] ? zap_class+0x640/0x640 [ 298.821893] ? print_usage_bug+0xc0/0xc0 [ 298.825953] ? wq_watchdog_touch+0x9c/0xfe [ 298.830186] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.835724] ? check_preemption_disabled+0x48/0x280 [ 298.840742] ? __lock_is_held+0xb5/0x140 [ 298.844808] __alloc_pages_nodemask+0xa80/0xde0 [ 298.849469] ? zap_class+0x640/0x640 [ 298.853186] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 298.858207] ? find_held_lock+0x36/0x1c0 [ 298.862270] ? ____cache_alloc_node+0x1c7/0x1e0 [ 298.866933] ? lock_downgrade+0x900/0x900 [ 298.871083] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.876619] cache_grow_begin+0xa5/0x8c0 [ 298.880674] ? do_raw_spin_unlock+0xa7/0x330 [ 298.885087] fallback_alloc+0x204/0x2e0 [ 298.889064] ____cache_alloc_node+0x1c7/0x1e0 [ 298.893558] kmem_cache_alloc_node+0xe3/0x730 [ 298.898048] ? ipv6_get_ifaddr+0x42e/0x620 [ 298.902290] __alloc_skb+0x119/0x770 [ 298.905998] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 298.911273] ? netdev_alloc_frag+0x1f0/0x1f0 [ 298.915676] ? lock_downgrade+0x900/0x900 [ 298.919825] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.925356] ? refcount_sub_and_test_checked+0x203/0x310 [ 298.930809] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 298.936257] ? addrconf_rs_timer+0x690/0x690 [ 298.940673] ndisc_alloc_skb+0x144/0x340 [ 298.944739] ndisc_send_rs+0x331/0x6e0 [ 298.948632] addrconf_rs_timer+0x314/0x690 [ 298.952885] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 298.957128] call_timer_fn+0x272/0x920 [ 298.961099] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 298.965327] ? process_timeout+0x40/0x40 [ 298.969394] ? __run_timers+0x7da/0xc70 [ 298.973366] ? _raw_spin_unlock_irq+0x27/0x80 [ 298.977872] ? _raw_spin_unlock_irq+0x27/0x80 [ 298.982367] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 298.986604] ? lockdep_hardirqs_on+0x296/0x5b0 [ 298.991187] ? trace_hardirqs_on+0xbd/0x310 [ 298.995505] ? kasan_check_read+0x11/0x20 [ 298.999647] ? __run_timers+0x7da/0xc70 [ 299.003629] ? trace_hardirqs_off_caller+0x310/0x310 [ 299.008730] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 299.012965] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 299.017193] __run_timers+0x7e5/0xc70 [ 299.020996] ? timer_fixup_init+0x70/0x70 [ 299.025139] ? compat_start_thread+0x80/0x80 [ 299.029545] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.035087] ? _raw_spin_unlock_irq+0x60/0x80 [ 299.039585] ? finish_task_switch+0x1f4/0x910 [ 299.044079] ? finish_task_switch+0x1b4/0x910 [ 299.048572] ? __switch_to_asm+0x34/0x70 [ 299.052630] ? preempt_notifier_register+0x200/0x200 [ 299.057730] ? __switch_to_asm+0x34/0x70 [ 299.061785] ? __switch_to_asm+0x40/0x70 [ 299.065862] ? __switch_to_asm+0x34/0x70 [ 299.069932] ? __switch_to_asm+0x40/0x70 [ 299.073987] ? __switch_to_asm+0x34/0x70 [ 299.078044] ? __switch_to_asm+0x40/0x70 [ 299.082102] ? __switch_to_asm+0x40/0x70 [ 299.086165] ? pvclock_read_flags+0x160/0x160 [ 299.090665] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.096200] ? check_preemption_disabled+0x48/0x280 [ 299.101224] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 299.106757] ? rcu_pm_notify+0xc0/0xc0 [ 299.110640] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.116177] ? check_preemption_disabled+0x48/0x280 [ 299.121192] run_timer_softirq+0x52/0xb0 [ 299.125253] ? rcu_read_lock_sched_held+0x14f/0x180 [ 299.130267] __do_softirq+0x308/0xb7e [ 299.134067] ? retint_kernel+0x2d/0x2d [ 299.137952] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 299.143051] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 299.148503] ? schedule+0x108/0x460 [ 299.152127] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 299.156878] ? __schedule+0x21d0/0x21d0 [ 299.160858] ? trace_hardirqs_off+0xb8/0x310 [ 299.165267] ? smpboot_thread_fn+0x68b/0xa00 [ 299.169672] ? trace_hardirqs_on+0x310/0x310 [ 299.174078] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 299.179612] ? check_preemption_disabled+0x48/0x280 [ 299.184623] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.190155] ? takeover_tasklets+0xa90/0xa90 [ 299.194558] run_ksoftirqd+0x5e/0x100 [ 299.198359] smpboot_thread_fn+0x68b/0xa00 [ 299.202591] ? sort_range+0x30/0x30 [ 299.206219] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 299.211316] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 299.216857] ? __kthread_parkme+0xfb/0x1a0 [ 299.221090] ? sort_range+0x30/0x30 [ 299.224711] kthread+0x35a/0x440 [ 299.228077] ? kthread_stop+0x900/0x900 [ 299.232100] ret_from_fork+0x3a/0x50 [ 299.235820] warn_alloc_show_mem: 1 callbacks suppressed [ 299.235829] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 299.235831] Mem-Info: [ 299.235866] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 299.235866] active_file:14 inactive_file:13 isolated_file:0 [ 299.235866] unevictable:0 dirty:0 writeback:0 unstable:0 [ 299.235866] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 299.235866] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 299.235866] free:13782 free_pcp:155 free_cma:0 [ 299.241202] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 299.241209] Call Trace: [ 299.248047] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 299.250443] dump_stack+0x244/0x39d [ 299.283309] 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 [ 299.292658] ? dump_stack_print_info.cold.1+0x20/0x20 [ 299.295210] lowmem_reserve[]: 0 2818 6321 6321 [ 299.322717] warn_alloc.cold.116+0xb7/0x1bd [ 299.326325] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 299.352425] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 299.357587] lowmem_reserve[]: 0 0 3503 3503 [ 299.362160] ? lock_downgrade+0x900/0x900 [ 299.366452] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 299.393864] ? trace_hardirqs_off+0xb8/0x310 [ 299.398671] lowmem_reserve[]: 0 0 0 0 [ 299.402989] ? trace_hardirqs_off+0xb8/0x310 [ 299.407107] 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 [ 299.435990] __alloc_pages_slowpath+0x26e8/0x2e10 [ 299.440371] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 299.444183] ? warn_alloc+0x120/0x120 [ 299.448545] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 299.462060] ? print_usage_bug+0xc0/0xc0 [ 299.466882] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 299.482145] ? warn_alloc+0x120/0x120 [ 299.485925] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 299.500994] ? __bfs+0x321/0x780 [ 299.505027] 165 total pagecache pages [ 299.513858] ? warn_alloc+0x120/0x120 [ 299.517640] 0 pages in swap cache [ 299.526200] ? print_usage_bug+0xc0/0xc0 [ 299.529542] Swap cache stats: add 0, delete 0, find 0/0 [ 299.533327] ? print_usage_bug+0xc0/0xc0 [ 299.537103] Free swap = 0kB [ 299.540549] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 299.544576] Total swap = 0kB [ 299.549937] ? should_fail+0x22d/0xd01 [ 299.553970] 1965979 pages RAM [ 299.556983] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 299.562502] 0 pages HighMem/MovableOnly [ 299.562510] 342854 pages reserved [ 299.565521] ? __lock_acquire+0x62f/0x4c20 [ 299.569377] 0 pages cma reserved [ 299.572470] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 299.577600] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 299.581497] ? __lock_acquire+0x62f/0x4c20 [ 299.581511] ? should_fail+0x22d/0xd01 [ 299.585009] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 299.589166] ? find_held_lock+0x36/0x1c0 [ 299.592506] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 299.597602] ? mark_held_locks+0x130/0x130 [ 299.635856] ? mark_held_locks+0x130/0x130 [ 299.640086] ? zap_class+0x640/0x640 [ 299.643797] ? zap_class+0x640/0x640 [ 299.647519] ? print_usage_bug+0xc0/0xc0 [ 299.651589] ? do_raw_spin_unlock+0xa7/0x330 [ 299.655993] ? zap_class+0x640/0x640 [ 299.659706] ? print_usage_bug+0xc0/0xc0 [ 299.663764] ? wq_watchdog_touch+0x9c/0xfe [ 299.668006] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.673540] ? check_preemption_disabled+0x48/0x280 [ 299.678559] ? __lock_is_held+0xb5/0x140 [ 299.682641] __alloc_pages_nodemask+0xa80/0xde0 [ 299.687304] ? zap_class+0x640/0x640 [ 299.691017] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 299.696047] ? find_held_lock+0x36/0x1c0 [ 299.700112] ? ____cache_alloc_node+0x1c7/0x1e0 [ 299.704777] ? lock_downgrade+0x900/0x900 [ 299.708936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.714488] cache_grow_begin+0xa5/0x8c0 [ 299.718552] ? do_raw_spin_unlock+0xa7/0x330 [ 299.723136] fallback_alloc+0x204/0x2e0 [ 299.727200] ____cache_alloc_node+0x1c7/0x1e0 [ 299.731695] kmem_cache_alloc_node+0xe3/0x730 [ 299.736200] ? ipv6_get_ifaddr+0x42e/0x620 [ 299.740440] __alloc_skb+0x119/0x770 [ 299.744152] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 299.749429] ? netdev_alloc_frag+0x1f0/0x1f0 [ 299.753835] ? lock_downgrade+0x900/0x900 [ 299.757998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.763531] ? refcount_sub_and_test_checked+0x203/0x310 [ 299.768978] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 299.774421] ? addrconf_rs_timer+0x690/0x690 [ 299.778839] ndisc_alloc_skb+0x144/0x340 [ 299.782902] ndisc_send_rs+0x331/0x6e0 [ 299.786801] addrconf_rs_timer+0x314/0x690 [ 299.791039] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 299.795282] call_timer_fn+0x272/0x920 [ 299.799162] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 299.803400] ? process_timeout+0x40/0x40 [ 299.807466] ? __run_timers+0x7da/0xc70 [ 299.811440] ? _raw_spin_unlock_irq+0x27/0x80 [ 299.815944] ? _raw_spin_unlock_irq+0x27/0x80 [ 299.820430] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 299.824660] ? lockdep_hardirqs_on+0x296/0x5b0 [ 299.829238] ? trace_hardirqs_on+0xbd/0x310 [ 299.833553] ? kasan_check_read+0x11/0x20 [ 299.837697] ? __run_timers+0x7da/0xc70 [ 299.841665] ? trace_hardirqs_off_caller+0x310/0x310 [ 299.846774] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 299.851011] __run_timers+0x7e5/0xc70 [ 299.854825] ? timer_fixup_init+0x70/0x70 [ 299.858974] ? _raw_spin_unlock_irq+0x27/0x80 [ 299.863466] ? _raw_spin_unlock_irq+0x27/0x80 [ 299.867956] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 299.872535] ? trace_hardirqs_on+0xbd/0x310 [ 299.876851] ? kasan_check_read+0x11/0x20 [ 299.881001] ? finish_task_switch+0x1f4/0x910 [ 299.885489] ? trace_hardirqs_off_caller+0x310/0x310 [ 299.890584] ? compat_start_thread+0x80/0x80 [ 299.895194] ? pvclock_read_flags+0x160/0x160 [ 299.899687] ? __switch_to_asm+0x34/0x70 [ 299.903742] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.909297] ? check_preemption_disabled+0x48/0x280 [ 299.914317] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 299.919864] ? rcu_pm_notify+0xc0/0xc0 [ 299.923747] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.929286] ? check_preemption_disabled+0x48/0x280 [ 299.934301] run_timer_softirq+0x52/0xb0 [ 299.938381] ? rcu_read_lock_sched_held+0x14f/0x180 [ 299.943391] __do_softirq+0x308/0xb7e [ 299.947198] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 299.952295] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 299.957051] ? schedule+0x108/0x460 [ 299.960670] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 299.965426] ? trace_hardirqs_off+0xb8/0x310 [ 299.969834] ? smpboot_thread_fn+0x68b/0xa00 [ 299.974238] ? trace_hardirqs_on+0x310/0x310 [ 299.978643] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 299.984191] ? check_preemption_disabled+0x48/0x280 [ 299.989202] ? takeover_tasklets+0xa90/0xa90 [ 299.993607] run_ksoftirqd+0x5e/0x100 [ 299.997401] smpboot_thread_fn+0x68b/0xa00 [ 300.001634] ? sort_range+0x30/0x30 [ 300.005256] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 300.010357] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 300.015889] ? __kthread_parkme+0xfb/0x1a0 [ 300.020120] ? sort_range+0x30/0x30 [ 300.023740] kthread+0x35a/0x440 [ 300.027107] ? kthread_stop+0x900/0x900 [ 300.031085] ret_from_fork+0x3a/0x50 [ 300.034823] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 300.034881] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 300.041754] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 300.048301] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 300.057563] Call Trace: [ 300.067855] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 300.070431] dump_stack+0x244/0x39d [ 300.078716] ? dump_stack_print_info.cold.1+0x20/0x20 [ 300.083913] warn_alloc.cold.116+0xb7/0x1bd [ 300.088232] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 300.093077] ? lock_downgrade+0x900/0x900 [ 300.097228] ? trace_hardirqs_off+0xb8/0x310 [ 300.101637] ? trace_hardirqs_off+0xb8/0x310 [ 300.106049] __alloc_pages_slowpath+0x26e8/0x2e10 [ 300.110916] ? warn_alloc+0x120/0x120 [ 300.114713] ? print_usage_bug+0xc0/0xc0 [ 300.118778] ? warn_alloc+0x120/0x120 [ 300.122579] ? warn_alloc+0x120/0x120 [ 300.126382] ? print_usage_bug+0xc0/0xc0 [ 300.130443] ? print_usage_bug+0xc0/0xc0 [ 300.134506] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 300.140039] ? should_fail+0x22d/0xd01 [ 300.143929] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 300.149026] ? __lock_acquire+0x62f/0x4c20 [ 300.153266] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 300.158365] ? __lock_acquire+0x62f/0x4c20 [ 300.162597] ? should_fail+0x22d/0xd01 [ 300.166479] ? find_held_lock+0x36/0x1c0 [ 300.170545] ? mark_held_locks+0x130/0x130 [ 300.174786] ? mark_held_locks+0x130/0x130 [ 300.179013] ? zap_class+0x640/0x640 [ 300.182730] ? mark_held_locks+0xc7/0x130 [ 300.186879] ? do_raw_spin_unlock+0xa7/0x330 [ 300.191284] ? zap_class+0x640/0x640 [ 300.194992] ? print_usage_bug+0xc0/0xc0 [ 300.199054] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.204588] ? check_preemption_disabled+0x48/0x280 [ 300.209608] ? __lock_is_held+0xb5/0x140 [ 300.213687] __alloc_pages_nodemask+0xa80/0xde0 [ 300.218350] ? zap_class+0x640/0x640 [ 300.222065] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 300.227089] ? find_held_lock+0x36/0x1c0 [ 300.231157] ? ____cache_alloc_node+0x1c7/0x1e0 [ 300.235823] ? lock_downgrade+0x900/0x900 [ 300.239979] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.245530] cache_grow_begin+0xa5/0x8c0 [ 300.249587] ? do_raw_spin_unlock+0xa7/0x330 [ 300.254002] fallback_alloc+0x204/0x2e0 [ 300.257978] ____cache_alloc_node+0x1c7/0x1e0 [ 300.262481] kmem_cache_alloc_node+0xe3/0x730 [ 300.266974] ? ipv6_get_ifaddr+0x42e/0x620 [ 300.271210] __alloc_skb+0x119/0x770 [ 300.274916] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 300.280190] ? netdev_alloc_frag+0x1f0/0x1f0 [ 300.284596] ? lock_downgrade+0x900/0x900 [ 300.288743] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.294287] ? refcount_sub_and_test_checked+0x203/0x310 [ 300.299739] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 300.305190] ? addrconf_rs_timer+0x690/0x690 [ 300.309604] ndisc_alloc_skb+0x144/0x340 [ 300.313663] ndisc_send_rs+0x331/0x6e0 [ 300.317554] addrconf_rs_timer+0x314/0x690 [ 300.321788] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 300.326027] call_timer_fn+0x272/0x920 [ 300.329910] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 300.334139] ? process_timeout+0x40/0x40 [ 300.338200] ? __run_timers+0x7da/0xc70 [ 300.342176] ? _raw_spin_unlock_irq+0x27/0x80 [ 300.346665] ? _raw_spin_unlock_irq+0x27/0x80 [ 300.351152] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 300.355381] ? lockdep_hardirqs_on+0x296/0x5b0 [ 300.359957] ? trace_hardirqs_on+0xbd/0x310 [ 300.364277] ? kasan_check_read+0x11/0x20 [ 300.368417] ? __run_timers+0x7da/0xc70 [ 300.372391] ? trace_hardirqs_off_caller+0x310/0x310 [ 300.377493] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 300.381725] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 300.385960] __run_timers+0x7e5/0xc70 [ 300.389769] ? timer_fixup_init+0x70/0x70 [ 300.393913] ? compat_start_thread+0x80/0x80 [ 300.398318] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.403857] ? _raw_spin_unlock_irq+0x60/0x80 [ 300.408350] ? finish_task_switch+0x1f4/0x910 [ 300.412839] ? finish_task_switch+0x1b4/0x910 [ 300.417343] ? __switch_to_asm+0x34/0x70 [ 300.421402] ? preempt_notifier_register+0x200/0x200 [ 300.426506] ? __switch_to_asm+0x34/0x70 [ 300.430563] ? __switch_to_asm+0x40/0x70 [ 300.434615] ? __switch_to_asm+0x34/0x70 [ 300.438669] ? __switch_to_asm+0x40/0x70 [ 300.442722] ? __switch_to_asm+0x34/0x70 [ 300.446783] ? __switch_to_asm+0x40/0x70 [ 300.450841] ? __switch_to_asm+0x40/0x70 [ 300.454918] ? pvclock_read_flags+0x160/0x160 [ 300.459409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.464946] ? check_preemption_disabled+0x48/0x280 [ 300.469966] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 300.475502] ? rcu_pm_notify+0xc0/0xc0 [ 300.479386] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.484922] ? check_preemption_disabled+0x48/0x280 [ 300.489941] run_timer_softirq+0x52/0xb0 [ 300.493998] ? rcu_read_lock_sched_held+0x14f/0x180 [ 300.499024] __do_softirq+0x308/0xb7e [ 300.502828] ? retint_kernel+0x2d/0x2d [ 300.506712] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 300.511821] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 300.517274] ? schedule+0x108/0x460 [ 300.520898] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 300.525649] ? __schedule+0x21d0/0x21d0 [ 300.529622] ? trace_hardirqs_off+0xb8/0x310 [ 300.534031] ? smpboot_thread_fn+0x68b/0xa00 [ 300.538437] ? trace_hardirqs_on+0x310/0x310 [ 300.542844] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 300.548379] ? check_preemption_disabled+0x48/0x280 [ 300.553389] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.558930] ? takeover_tasklets+0xa90/0xa90 [ 300.563334] run_ksoftirqd+0x5e/0x100 [ 300.567129] smpboot_thread_fn+0x68b/0xa00 [ 300.571375] ? sort_range+0x30/0x30 [ 300.575000] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 300.580098] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 300.585633] ? __kthread_parkme+0xfb/0x1a0 [ 300.589866] ? sort_range+0x30/0x30 [ 300.593487] kthread+0x35a/0x440 [ 300.596849] ? kthread_stop+0x900/0x900 [ 300.600835] ret_from_fork+0x3a/0x50 [ 300.604557] warn_alloc_show_mem: 1 callbacks suppressed [ 300.604566] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 300.604568] Mem-Info: [ 300.604596] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 300.604596] active_file:14 inactive_file:13 isolated_file:0 [ 300.604596] unevictable:0 dirty:0 writeback:0 unstable:0 [ 300.604596] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 300.604596] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 300.604596] free:13782 free_pcp:155 free_cma:0 [ 300.609935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 300.616772] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 300.619166] Call Trace: [ 300.652503] 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 [ 300.661864] dump_stack+0x244/0x39d [ 300.689319] lowmem_reserve[]: 0 2818 6321 6321 [ 300.691901] ? dump_stack_print_info.cold.1+0x20/0x20 [ 300.717996] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 300.721625] warn_alloc.cold.116+0xb7/0x1bd [ 300.726167] lowmem_reserve[]: 0 0 3503 3503 [ 300.731357] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 300.758742] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 300.763058] ? lock_downgrade+0x900/0x900 [ 300.767349] lowmem_reserve[]: 0 0 0 0 [ 300.772201] ? trace_hardirqs_off+0xb8/0x310 [ 300.801971] 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 [ 300.806131] ? trace_hardirqs_off+0xb8/0x310 [ 300.809889] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 300.814295] __alloc_pages_slowpath+0x26e8/0x2e10 [ 300.827796] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 300.832216] ? warn_alloc+0x120/0x120 [ 300.847431] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 300.852257] ? print_usage_bug+0xc0/0xc0 [ 300.867316] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 300.871097] ? warn_alloc+0x120/0x120 [ 300.879901] 165 total pagecache pages [ 300.883950] ? __bfs+0x321/0x780 [ 300.892502] 0 pages in swap cache [ 300.896286] ? warn_alloc+0x120/0x120 [ 300.900064] Swap cache stats: add 0, delete 0, find 0/0 [ 300.903411] ? print_usage_bug+0xc0/0xc0 [ 300.906833] Free swap = 0kB [ 300.910638] ? print_usage_bug+0xc0/0xc0 [ 300.915970] Total swap = 0kB [ 300.920024] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 300.923011] 1965979 pages RAM [ 300.927065] ? should_fail+0x22d/0xd01 [ 300.930054] 0 pages HighMem/MovableOnly [ 300.935577] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 300.938648] 342854 pages reserved [ 300.938655] 0 pages cma reserved [ 300.942528] ? __lock_acquire+0x62f/0x4c20 [ 300.946531] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 300.951566] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 300.955056] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 300.958344] ? __lock_acquire+0x62f/0x4c20 [ 300.962551] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 300.969025] ? should_fail+0x22d/0xd01 [ 300.969041] ? find_held_lock+0x36/0x1c0 [ 301.001291] ? mark_held_locks+0x130/0x130 [ 301.005526] ? mark_held_locks+0x130/0x130 [ 301.009752] ? zap_class+0x640/0x640 [ 301.013468] ? mark_held_locks+0xc7/0x130 [ 301.017611] ? do_raw_spin_unlock+0xa7/0x330 [ 301.022013] ? zap_class+0x640/0x640 [ 301.025728] ? print_usage_bug+0xc0/0xc0 [ 301.029814] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.035347] ? check_preemption_disabled+0x48/0x280 [ 301.040369] ? __lock_is_held+0xb5/0x140 [ 301.044528] __alloc_pages_nodemask+0xa80/0xde0 [ 301.049192] ? zap_class+0x640/0x640 [ 301.052904] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 301.057925] ? find_held_lock+0x36/0x1c0 [ 301.061997] ? ____cache_alloc_node+0x1c7/0x1e0 [ 301.066663] ? lock_downgrade+0x900/0x900 [ 301.070819] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.076354] cache_grow_begin+0xa5/0x8c0 [ 301.080409] ? do_raw_spin_unlock+0xa7/0x330 [ 301.084823] fallback_alloc+0x204/0x2e0 [ 301.088805] ____cache_alloc_node+0x1c7/0x1e0 [ 301.093300] kmem_cache_alloc_node+0xe3/0x730 [ 301.097790] ? ipv6_get_ifaddr+0x42e/0x620 [ 301.102027] __alloc_skb+0x119/0x770 [ 301.105735] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 301.111012] ? netdev_alloc_frag+0x1f0/0x1f0 [ 301.115414] ? lock_downgrade+0x900/0x900 [ 301.119563] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.125099] ? refcount_sub_and_test_checked+0x203/0x310 [ 301.130548] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 301.136007] ? addrconf_rs_timer+0x690/0x690 [ 301.140424] ndisc_alloc_skb+0x144/0x340 [ 301.144485] ndisc_send_rs+0x331/0x6e0 [ 301.148375] addrconf_rs_timer+0x314/0x690 [ 301.152607] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 301.156847] call_timer_fn+0x272/0x920 [ 301.160730] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 301.164960] ? process_timeout+0x40/0x40 [ 301.169022] ? __run_timers+0x7da/0xc70 [ 301.173006] ? _raw_spin_unlock_irq+0x27/0x80 [ 301.177500] ? _raw_spin_unlock_irq+0x27/0x80 [ 301.181992] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 301.186222] ? lockdep_hardirqs_on+0x296/0x5b0 [ 301.190800] ? trace_hardirqs_on+0xbd/0x310 [ 301.195119] ? kasan_check_read+0x11/0x20 [ 301.199263] ? __run_timers+0x7da/0xc70 [ 301.203234] ? trace_hardirqs_off_caller+0x310/0x310 [ 301.208333] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 301.212566] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 301.216806] __run_timers+0x7e5/0xc70 [ 301.220610] ? timer_fixup_init+0x70/0x70 [ 301.224753] ? _raw_spin_unlock_irq+0x27/0x80 [ 301.229245] ? _raw_spin_unlock_irq+0x27/0x80 [ 301.233739] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 301.238321] ? trace_hardirqs_on+0xbd/0x310 [ 301.242638] ? kasan_check_read+0x11/0x20 [ 301.246786] ? finish_task_switch+0x1f4/0x910 [ 301.251278] ? trace_hardirqs_off_caller+0x310/0x310 [ 301.256377] ? compat_start_thread+0x80/0x80 [ 301.260799] ? pvclock_read_flags+0x160/0x160 [ 301.265288] ? __switch_to_asm+0x34/0x70 [ 301.269345] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.274880] ? check_preemption_disabled+0x48/0x280 [ 301.279900] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 301.285432] ? rcu_pm_notify+0xc0/0xc0 [ 301.289318] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.294859] ? check_preemption_disabled+0x48/0x280 [ 301.299875] run_timer_softirq+0x52/0xb0 [ 301.303931] ? rcu_read_lock_sched_held+0x14f/0x180 [ 301.308958] __do_softirq+0x308/0xb7e [ 301.312762] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 301.317864] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 301.322619] ? schedule+0x108/0x460 [ 301.326239] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 301.331001] ? trace_hardirqs_off+0xb8/0x310 [ 301.335433] ? smpboot_thread_fn+0x68b/0xa00 [ 301.339839] ? trace_hardirqs_on+0x310/0x310 [ 301.344244] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 301.349780] ? check_preemption_disabled+0x48/0x280 [ 301.354797] ? takeover_tasklets+0xa90/0xa90 [ 301.359201] run_ksoftirqd+0x5e/0x100 [ 301.362996] smpboot_thread_fn+0x68b/0xa00 [ 301.367229] ? sort_range+0x30/0x30 [ 301.370851] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 301.375950] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 301.381500] ? __kthread_parkme+0xfb/0x1a0 [ 301.385731] ? sort_range+0x30/0x30 [ 301.389367] kthread+0x35a/0x440 [ 301.392730] ? kthread_stop+0x900/0x900 [ 301.396710] ret_from_fork+0x3a/0x50 [ 301.400435] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 301.400514] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 301.407358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 301.407363] Call Trace: [ 301.407379] dump_stack+0x244/0x39d [ 301.407399] ? dump_stack_print_info.cold.1+0x20/0x20 [ 301.414037] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 301.423222] warn_alloc.cold.116+0xb7/0x1bd [ 301.425918] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 301.429533] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 301.429551] ? lock_downgrade+0x900/0x900 [ 301.462985] ? trace_hardirqs_off+0xb8/0x310 [ 301.467394] ? trace_hardirqs_off+0xb8/0x310 [ 301.471806] __alloc_pages_slowpath+0x26e8/0x2e10 [ 301.476676] ? warn_alloc+0x120/0x120 [ 301.480490] ? print_usage_bug+0xc0/0xc0 [ 301.484550] ? warn_alloc+0x120/0x120 [ 301.488366] ? warn_alloc+0x120/0x120 [ 301.492166] ? print_usage_bug+0xc0/0xc0 [ 301.496231] ? print_usage_bug+0xc0/0xc0 [ 301.500300] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 301.505832] ? should_fail+0x22d/0xd01 [ 301.509722] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 301.514824] ? __lock_acquire+0x62f/0x4c20 [ 301.519056] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 301.524153] ? __lock_acquire+0x62f/0x4c20 [ 301.528384] ? should_fail+0x22d/0xd01 [ 301.532267] ? find_held_lock+0x36/0x1c0 [ 301.536332] ? mark_held_locks+0x130/0x130 [ 301.540565] ? mark_held_locks+0x130/0x130 [ 301.544793] ? zap_class+0x640/0x640 [ 301.548506] ? mark_held_locks+0xc7/0x130 [ 301.552653] ? do_raw_spin_unlock+0xa7/0x330 [ 301.557061] ? zap_class+0x640/0x640 [ 301.560769] ? print_usage_bug+0xc0/0xc0 [ 301.564831] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.570364] ? check_preemption_disabled+0x48/0x280 [ 301.575380] ? __lock_is_held+0xb5/0x140 [ 301.579443] __alloc_pages_nodemask+0xa80/0xde0 [ 301.584110] ? zap_class+0x640/0x640 [ 301.587824] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 301.592845] ? find_held_lock+0x36/0x1c0 [ 301.596909] ? ____cache_alloc_node+0x1c7/0x1e0 [ 301.601574] ? lock_downgrade+0x900/0x900 [ 301.605724] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.611262] cache_grow_begin+0xa5/0x8c0 [ 301.615317] ? do_raw_spin_unlock+0xa7/0x330 [ 301.619728] fallback_alloc+0x204/0x2e0 [ 301.623701] ____cache_alloc_node+0x1c7/0x1e0 [ 301.628203] kmem_cache_alloc_node+0xe3/0x730 [ 301.632696] ? ipv6_get_ifaddr+0x42e/0x620 [ 301.636936] __alloc_skb+0x119/0x770 [ 301.640654] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 301.645931] ? netdev_alloc_frag+0x1f0/0x1f0 [ 301.650335] ? lock_downgrade+0x900/0x900 [ 301.654491] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.660033] ? refcount_sub_and_test_checked+0x203/0x310 [ 301.665483] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 301.670942] ? addrconf_rs_timer+0x690/0x690 [ 301.675358] ndisc_alloc_skb+0x144/0x340 [ 301.679419] ndisc_send_rs+0x331/0x6e0 [ 301.683312] addrconf_rs_timer+0x314/0x690 [ 301.687549] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 301.691789] call_timer_fn+0x272/0x920 [ 301.695670] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 301.699902] ? process_timeout+0x40/0x40 [ 301.703972] ? __run_timers+0x7da/0xc70 [ 301.707947] ? _raw_spin_unlock_irq+0x27/0x80 [ 301.712443] ? _raw_spin_unlock_irq+0x27/0x80 [ 301.716932] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 301.721167] ? lockdep_hardirqs_on+0x296/0x5b0 [ 301.725749] ? trace_hardirqs_on+0xbd/0x310 [ 301.730068] ? kasan_check_read+0x11/0x20 [ 301.734209] ? __run_timers+0x7da/0xc70 [ 301.738180] ? trace_hardirqs_off_caller+0x310/0x310 [ 301.743284] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 301.747518] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 301.751749] __run_timers+0x7e5/0xc70 [ 301.755558] ? timer_fixup_init+0x70/0x70 [ 301.759698] ? compat_start_thread+0x80/0x80 [ 301.764123] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.769666] ? _raw_spin_unlock_irq+0x60/0x80 [ 301.774163] ? finish_task_switch+0x1f4/0x910 [ 301.778664] ? finish_task_switch+0x1b4/0x910 [ 301.783159] ? __switch_to_asm+0x34/0x70 [ 301.787219] ? preempt_notifier_register+0x200/0x200 [ 301.792319] ? __switch_to_asm+0x34/0x70 [ 301.796375] ? __switch_to_asm+0x40/0x70 [ 301.800522] ? __switch_to_asm+0x34/0x70 [ 301.804577] ? __switch_to_asm+0x40/0x70 [ 301.808640] ? __switch_to_asm+0x34/0x70 [ 301.812697] ? __switch_to_asm+0x40/0x70 [ 301.816754] ? __switch_to_asm+0x40/0x70 [ 301.820819] ? pvclock_read_flags+0x160/0x160 [ 301.825312] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.830846] ? check_preemption_disabled+0x48/0x280 [ 301.835865] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 301.841399] ? rcu_pm_notify+0xc0/0xc0 [ 301.845282] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.850814] ? check_preemption_disabled+0x48/0x280 [ 301.855832] run_timer_softirq+0x52/0xb0 [ 301.859888] ? rcu_read_lock_sched_held+0x14f/0x180 [ 301.864909] __do_softirq+0x308/0xb7e [ 301.868710] ? retint_kernel+0x2d/0x2d [ 301.872594] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 301.877698] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 301.883156] ? schedule+0x108/0x460 [ 301.886779] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 301.891532] ? __schedule+0x21d0/0x21d0 [ 301.895507] ? trace_hardirqs_off+0xb8/0x310 [ 301.899914] ? smpboot_thread_fn+0x68b/0xa00 [ 301.904316] ? trace_hardirqs_on+0x310/0x310 [ 301.908727] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 301.914256] ? check_preemption_disabled+0x48/0x280 [ 301.919268] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.924800] ? takeover_tasklets+0xa90/0xa90 [ 301.929206] run_ksoftirqd+0x5e/0x100 [ 301.933001] smpboot_thread_fn+0x68b/0xa00 [ 301.937237] ? sort_range+0x30/0x30 [ 301.940861] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 301.945957] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 301.951496] ? __kthread_parkme+0xfb/0x1a0 [ 301.955731] ? sort_range+0x30/0x30 [ 301.959354] kthread+0x35a/0x440 [ 301.962716] ? kthread_stop+0x900/0x900 [ 301.966690] ret_from_fork+0x3a/0x50 [ 301.970416] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 301.970421] warn_alloc_show_mem: 1 callbacks suppressed [ 301.970427] Mem-Info: [ 301.977266] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 301.982634] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 301.982634] active_file:14 inactive_file:13 isolated_file:0 [ 301.982634] unevictable:0 dirty:0 writeback:0 unstable:0 [ 301.982634] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 301.982634] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 301.982634] free:13782 free_pcp:155 free_cma:0 [ 301.985004] Call Trace: [ 301.994378] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 302.027234] dump_stack+0x244/0x39d [ 302.029789] 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 [ 302.057282] ? dump_stack_print_info.cold.1+0x20/0x20 [ 302.060880] lowmem_reserve[]: 0 2818 6321 6321 [ 302.086988] warn_alloc.cold.116+0xb7/0x1bd [ 302.092143] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 302.096730] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 302.101020] lowmem_reserve[]: 0 0 3503 3503 [ 302.128422] ? lock_downgrade+0x900/0x900 [ 302.133236] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 302.137551] ? trace_hardirqs_off+0xb8/0x310 [ 302.141667] lowmem_reserve[]: 0 0 0 0 [ 302.170547] ? trace_hardirqs_off+0xb8/0x310 [ 302.174926] 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 [ 302.178722] __alloc_pages_slowpath+0x26e8/0x2e10 [ 302.183099] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 302.196646] ? warn_alloc+0x120/0x120 [ 302.201437] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 302.216693] ? warn_alloc+0x120/0x120 [ 302.220467] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 302.235537] ? warn_alloc+0x120/0x120 [ 302.239317] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 302.248137] ? print_usage_bug+0xc0/0xc0 [ 302.251925] 165 total pagecache pages [ 302.260489] ? print_usage_bug+0xc0/0xc0 [ 302.264528] 0 pages in swap cache [ 302.268312] ? print_usage_bug+0xc0/0xc0 [ 302.272368] Swap cache stats: add 0, delete 0, find 0/0 [ 302.275821] ? print_usage_bug+0xc0/0xc0 [ 302.279852] Free swap = 0kB [ 302.285203] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 302.289235] Total swap = 0kB [ 302.292241] ? should_fail+0x22d/0xd01 [ 302.297845] 1965979 pages RAM [ 302.300852] ? print_usage_bug+0xc0/0xc0 [ 302.304711] 0 pages HighMem/MovableOnly [ 302.304719] 342854 pages reserved [ 302.307822] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 302.311848] 0 pages cma reserved [ 302.315808] ? __lock_acquire+0x62f/0x4c20 [ 302.319287] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 302.324330] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 302.324342] ? __lock_acquire+0x62f/0x4c20 [ 302.324357] ? should_fail+0x22d/0xd01 [ 302.327749] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 302.331941] ? mark_held_locks+0x130/0x130 [ 302.338396] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 302.343488] ? mark_held_locks+0x130/0x130 [ 302.375048] ? zap_class+0x640/0x640 [ 302.378759] ? mark_held_locks+0x130/0x130 [ 302.382990] ? try_to_wake_up+0x11c/0x1490 [ 302.387233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.392772] ? check_preemption_disabled+0x48/0x280 [ 302.397796] ? __lock_is_held+0xb5/0x140 [ 302.401860] __alloc_pages_nodemask+0xa80/0xde0 [ 302.406523] ? zap_class+0x640/0x640 [ 302.410237] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 302.415258] ? find_held_lock+0x36/0x1c0 [ 302.419325] ? ____cache_alloc_node+0x1c7/0x1e0 [ 302.423992] ? lock_downgrade+0x900/0x900 [ 302.428151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.433690] cache_grow_begin+0xa5/0x8c0 [ 302.437746] ? do_raw_spin_unlock+0xa7/0x330 [ 302.442168] fallback_alloc+0x204/0x2e0 [ 302.446143] ____cache_alloc_node+0x1c7/0x1e0 [ 302.450639] kmem_cache_alloc_node+0xe3/0x730 [ 302.455133] ? lockdep_hardirqs_on+0x296/0x5b0 [ 302.459718] __alloc_skb+0x119/0x770 [ 302.463428] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 302.468789] ? netdev_alloc_frag+0x1f0/0x1f0 [ 302.473208] ? lock_acquire+0x1ed/0x520 [ 302.477178] ? aoecmd_cfg+0x108/0x7f0 [ 302.480976] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.486527] ? check_preemption_disabled+0x48/0x280 [ 302.491550] ? kasan_check_read+0x11/0x20 [ 302.495713] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 302.500984] ? rcu_softirq_qs+0x20/0x20 [ 302.504965] new_skb+0x26/0x1c0 [ 302.508242] aoecmd_cfg+0x279/0x7f0 [ 302.511867] ? find_held_lock+0x36/0x1c0 [ 302.515926] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 302.520250] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.525791] ? check_preemption_disabled+0x48/0x280 [ 302.530817] ? __lock_is_held+0xb5/0x140 [ 302.534890] discover_timer+0x50/0x60 [ 302.538691] call_timer_fn+0x272/0x920 [ 302.542587] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 302.547423] ? process_timeout+0x40/0x40 [ 302.551499] ? __run_timers+0x7da/0xc70 [ 302.555477] ? _raw_spin_unlock_irq+0x27/0x80 [ 302.559970] ? _raw_spin_unlock_irq+0x27/0x80 [ 302.564462] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 302.569307] ? lockdep_hardirqs_on+0x296/0x5b0 [ 302.573891] ? trace_hardirqs_on+0xbd/0x310 [ 302.578211] ? kasan_check_read+0x11/0x20 [ 302.582351] ? __run_timers+0x7da/0xc70 [ 302.586322] ? trace_hardirqs_off_caller+0x310/0x310 [ 302.591436] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 302.596271] __run_timers+0x7e5/0xc70 [ 302.600077] ? timer_fixup_init+0x70/0x70 [ 302.604222] ? _raw_spin_unlock_irq+0x27/0x80 [ 302.608711] ? _raw_spin_unlock_irq+0x27/0x80 [ 302.613203] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 302.617782] ? trace_hardirqs_on+0xbd/0x310 [ 302.622098] ? kasan_check_read+0x11/0x20 [ 302.626771] ? finish_task_switch+0x1f4/0x910 [ 302.631265] ? trace_hardirqs_off_caller+0x310/0x310 [ 302.636363] ? compat_start_thread+0x80/0x80 [ 302.640784] ? pvclock_read_flags+0x160/0x160 [ 302.645273] ? __switch_to_asm+0x34/0x70 [ 302.649334] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.654867] ? check_preemption_disabled+0x48/0x280 [ 302.659890] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 302.665422] ? rcu_pm_notify+0xc0/0xc0 [ 302.669304] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.674836] ? check_preemption_disabled+0x48/0x280 [ 302.679851] run_timer_softirq+0x52/0xb0 [ 302.683906] ? rcu_read_lock_sched_held+0x14f/0x180 [ 302.688919] __do_softirq+0x308/0xb7e [ 302.692723] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 302.697836] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 302.702595] ? schedule+0x108/0x460 [ 302.706215] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 302.710975] ? trace_hardirqs_off+0xb8/0x310 [ 302.715379] ? smpboot_thread_fn+0x68b/0xa00 [ 302.719789] ? trace_hardirqs_on+0x310/0x310 [ 302.724193] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 302.729730] ? check_preemption_disabled+0x48/0x280 [ 302.734743] ? takeover_tasklets+0xa90/0xa90 [ 302.739148] run_ksoftirqd+0x5e/0x100 [ 302.742945] smpboot_thread_fn+0x68b/0xa00 [ 302.747176] ? sort_range+0x30/0x30 [ 302.750805] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 302.755906] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 302.761439] ? __kthread_parkme+0xfb/0x1a0 [ 302.765676] ? sort_range+0x30/0x30 [ 302.769299] kthread+0x35a/0x440 [ 302.772666] ? kthread_stop+0x900/0x900 [ 302.776649] ret_from_fork+0x3a/0x50 [ 302.780372] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 302.780440] aoe: skb alloc failure [ 302.787309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 302.787314] Call Trace: [ 302.787330] dump_stack+0x244/0x39d [ 302.787351] ? dump_stack_print_info.cold.1+0x20/0x20 [ 302.791266] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 302.800602] warn_alloc.cold.116+0xb7/0x1bd [ 302.803150] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 302.806766] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 302.836023] ? lock_downgrade+0x900/0x900 [ 302.840176] ? trace_hardirqs_off+0xb8/0x310 [ 302.844584] ? trace_hardirqs_off+0xb8/0x310 [ 302.848994] __alloc_pages_slowpath+0x26e8/0x2e10 [ 302.853856] ? warn_alloc+0x120/0x120 [ 302.857656] ? print_usage_bug+0xc0/0xc0 [ 302.861713] ? warn_alloc+0x120/0x120 [ 302.865513] ? warn_alloc+0x120/0x120 [ 302.869317] ? print_usage_bug+0xc0/0xc0 [ 302.873382] ? print_usage_bug+0xc0/0xc0 [ 302.877447] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 302.882991] ? should_fail+0x22d/0xd01 [ 302.886884] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 302.891998] ? __lock_acquire+0x62f/0x4c20 [ 302.896230] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 302.901333] ? __lock_acquire+0x62f/0x4c20 [ 302.905567] ? should_fail+0x22d/0xd01 [ 302.909454] ? find_held_lock+0x36/0x1c0 [ 302.913520] ? mark_held_locks+0x130/0x130 [ 302.917781] ? mark_held_locks+0x130/0x130 [ 302.922014] ? zap_class+0x640/0x640 [ 302.925728] ? zap_class+0x640/0x640 [ 302.929444] ? print_usage_bug+0xc0/0xc0 [ 302.933502] ? do_raw_spin_unlock+0xa7/0x330 [ 302.937907] ? zap_class+0x640/0x640 [ 302.941632] ? print_usage_bug+0xc0/0xc0 [ 302.945687] ? wq_watchdog_touch+0x9c/0xfe [ 302.949919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.955454] ? check_preemption_disabled+0x48/0x280 [ 302.960473] ? __lock_is_held+0xb5/0x140 [ 302.964541] __alloc_pages_nodemask+0xa80/0xde0 [ 302.969208] ? zap_class+0x640/0x640 [ 302.972922] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 302.978059] ? find_held_lock+0x36/0x1c0 [ 302.982126] ? ____cache_alloc_node+0x1c7/0x1e0 [ 302.986792] ? lock_downgrade+0x900/0x900 [ 302.990941] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.996476] cache_grow_begin+0xa5/0x8c0 [ 303.000540] ? do_raw_spin_unlock+0xa7/0x330 [ 303.004950] fallback_alloc+0x204/0x2e0 [ 303.008925] ____cache_alloc_node+0x1c7/0x1e0 [ 303.013422] kmem_cache_alloc_node+0xe3/0x730 [ 303.017911] ? ipv6_get_ifaddr+0x42e/0x620 [ 303.022157] __alloc_skb+0x119/0x770 [ 303.025864] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 303.031143] ? netdev_alloc_frag+0x1f0/0x1f0 [ 303.035564] ? lock_downgrade+0x900/0x900 [ 303.039715] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.045247] ? refcount_sub_and_test_checked+0x203/0x310 [ 303.050697] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 303.056145] ? addrconf_rs_timer+0x690/0x690 [ 303.060564] ndisc_alloc_skb+0x144/0x340 [ 303.064623] ndisc_send_rs+0x331/0x6e0 [ 303.068514] addrconf_rs_timer+0x314/0x690 [ 303.072755] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 303.076993] call_timer_fn+0x272/0x920 [ 303.080874] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 303.085103] ? process_timeout+0x40/0x40 [ 303.089168] ? __run_timers+0x7da/0xc70 [ 303.093159] ? _raw_spin_unlock_irq+0x27/0x80 [ 303.097654] ? _raw_spin_unlock_irq+0x27/0x80 [ 303.102142] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 303.106371] ? lockdep_hardirqs_on+0x296/0x5b0 [ 303.110955] ? trace_hardirqs_on+0xbd/0x310 [ 303.115296] ? kasan_check_read+0x11/0x20 [ 303.119436] ? __run_timers+0x7da/0xc70 [ 303.123411] ? trace_hardirqs_off_caller+0x310/0x310 [ 303.128516] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 303.132760] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 303.136989] __run_timers+0x7e5/0xc70 [ 303.140795] ? timer_fixup_init+0x70/0x70 [ 303.144939] ? compat_start_thread+0x80/0x80 [ 303.149351] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.154894] ? _raw_spin_unlock_irq+0x60/0x80 [ 303.159387] ? finish_task_switch+0x1f4/0x910 [ 303.163881] ? finish_task_switch+0x1b4/0x910 [ 303.168375] ? __switch_to_asm+0x34/0x70 [ 303.172433] ? preempt_notifier_register+0x200/0x200 [ 303.177545] ? __switch_to_asm+0x34/0x70 [ 303.181608] ? __switch_to_asm+0x40/0x70 [ 303.185664] ? __switch_to_asm+0x34/0x70 [ 303.189719] ? __switch_to_asm+0x40/0x70 [ 303.193778] ? __switch_to_asm+0x34/0x70 [ 303.197845] ? __switch_to_asm+0x40/0x70 [ 303.201905] ? __switch_to_asm+0x40/0x70 [ 303.205970] ? pvclock_read_flags+0x160/0x160 [ 303.210464] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.216088] ? check_preemption_disabled+0x48/0x280 [ 303.221109] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 303.226642] ? rcu_pm_notify+0xc0/0xc0 [ 303.230530] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.236064] ? check_preemption_disabled+0x48/0x280 [ 303.241080] run_timer_softirq+0x52/0xb0 [ 303.245151] ? rcu_read_lock_sched_held+0x14f/0x180 [ 303.250162] __do_softirq+0x308/0xb7e [ 303.253965] ? retint_kernel+0x2d/0x2d [ 303.257849] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 303.262955] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 303.268406] ? schedule+0x108/0x460 [ 303.272033] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 303.276788] ? __schedule+0x21d0/0x21d0 [ 303.280766] ? trace_hardirqs_off+0xb8/0x310 [ 303.285176] ? smpboot_thread_fn+0x68b/0xa00 [ 303.289579] ? trace_hardirqs_on+0x310/0x310 [ 303.293982] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 303.299522] ? check_preemption_disabled+0x48/0x280 [ 303.304535] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.310072] ? takeover_tasklets+0xa90/0xa90 [ 303.314481] run_ksoftirqd+0x5e/0x100 [ 303.318284] smpboot_thread_fn+0x68b/0xa00 [ 303.322523] ? sort_range+0x30/0x30 [ 303.326149] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 303.331247] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 303.336781] ? __kthread_parkme+0xfb/0x1a0 [ 303.341031] ? sort_range+0x30/0x30 [ 303.344654] kthread+0x35a/0x440 [ 303.348034] ? kthread_stop+0x900/0x900 [ 303.352008] ret_from_fork+0x3a/0x50 [ 303.355732] warn_alloc_show_mem: 1 callbacks suppressed [ 303.355741] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 303.355743] Mem-Info: [ 303.355771] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 303.355771] active_file:14 inactive_file:13 isolated_file:0 [ 303.355771] unevictable:0 dirty:0 writeback:0 unstable:0 [ 303.355771] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 303.355771] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 303.355771] free:13782 free_pcp:155 free_cma:0 [ 303.361114] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 303.367950] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 303.370338] Call Trace: [ 303.403197] 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 [ 303.412549] dump_stack+0x244/0x39d [ 303.440016] lowmem_reserve[]: 0 2818 6321 6321 [ 303.442599] ? dump_stack_print_info.cold.1+0x20/0x20 [ 303.468679] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 303.472310] warn_alloc.cold.116+0xb7/0x1bd [ 303.476852] lowmem_reserve[]: 0 0 3503 3503 [ 303.482042] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 303.509601] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 303.513920] ? lock_downgrade+0x900/0x900 [ 303.518207] lowmem_reserve[]: 0 0 0 0 [ 303.523065] ? trace_hardirqs_off+0xb8/0x310 [ 303.551919] 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 [ 303.556066] ? trace_hardirqs_off+0xb8/0x310 [ 303.559833] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 303.564237] __alloc_pages_slowpath+0x26e8/0x2e10 [ 303.577757] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 303.582178] ? warn_alloc+0x120/0x120 [ 303.597408] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 303.602234] ? warn_alloc+0x120/0x120 [ 303.617292] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 303.621075] ? warn_alloc+0x120/0x120 [ 303.629882] 165 total pagecache pages [ 303.633771] ? print_usage_bug+0xc0/0xc0 [ 303.642323] 0 pages in swap cache [ 303.646108] ? print_usage_bug+0xc0/0xc0 [ 303.649883] Swap cache stats: add 0, delete 0, find 0/0 [ 303.653926] ? mark_held_locks+0x130/0x130 [ 303.657352] Free swap = 0kB [ 303.661399] ? mark_held_locks+0x130/0x130 [ 303.666734] Total swap = 0kB [ 303.670955] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 303.673943] 1965979 pages RAM [ 303.678166] ? should_fail+0x22d/0xd01 [ 303.681149] 0 pages HighMem/MovableOnly [ 303.681156] 342854 pages reserved [ 303.686679] ? zap_class+0x640/0x640 [ 303.689760] 0 pages cma reserved [ 303.693984] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 303.698008] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 303.701372] ? __lock_acquire+0x62f/0x4c20 [ 303.705128] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 303.708420] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 303.713495] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 303.719974] ? __lock_acquire+0x62f/0x4c20 [ 303.719988] ? should_fail+0x22d/0xd01 [ 303.752360] ? mark_held_locks+0x130/0x130 [ 303.756594] ? mark_held_locks+0x130/0x130 [ 303.760824] ? lock_downgrade+0x900/0x900 [ 303.764970] ? zap_class+0x640/0x640 [ 303.768683] ? zap_class+0x640/0x640 [ 303.772394] ? zap_class+0x640/0x640 [ 303.776102] ? do_raw_spin_unlock+0xa7/0x330 [ 303.780514] ? trace_hardirqs_on+0x310/0x310 [ 303.784917] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.790450] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.796012] ? check_preemption_disabled+0x48/0x280 [ 303.801031] ? __lock_is_held+0xb5/0x140 [ 303.805092] __alloc_pages_nodemask+0xa80/0xde0 [ 303.809768] ? zap_class+0x640/0x640 [ 303.813491] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 303.818519] ? find_held_lock+0x36/0x1c0 [ 303.822582] ? ____cache_alloc_node+0x1c7/0x1e0 [ 303.827246] ? lock_downgrade+0x900/0x900 [ 303.831395] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.836935] cache_grow_begin+0xa5/0x8c0 [ 303.840990] ? do_raw_spin_unlock+0xa7/0x330 [ 303.845400] fallback_alloc+0x204/0x2e0 [ 303.849376] ____cache_alloc_node+0x1c7/0x1e0 [ 303.853876] kmem_cache_alloc_node+0xe3/0x730 [ 303.858391] ? lockdep_hardirqs_on+0x296/0x5b0 [ 303.862979] __alloc_skb+0x119/0x770 [ 303.866688] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 303.872048] ? netdev_alloc_frag+0x1f0/0x1f0 [ 303.876456] ? vprintk_default+0x28/0x30 [ 303.880523] ? vprintk_func+0x85/0x181 [ 303.884408] ? printk+0xa7/0xcf [ 303.887684] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 303.892447] new_skb+0x26/0x1c0 [ 303.895733] aoecmd_cfg+0x279/0x7f0 [ 303.899359] ? find_held_lock+0x36/0x1c0 [ 303.903420] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 303.907741] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.913283] ? __lock_is_held+0xb5/0x140 [ 303.917345] discover_timer+0x50/0x60 [ 303.921139] call_timer_fn+0x272/0x920 [ 303.925020] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 303.929859] ? process_timeout+0x40/0x40 [ 303.933922] ? __run_timers+0x7da/0xc70 [ 303.937898] ? _raw_spin_unlock_irq+0x27/0x80 [ 303.942388] ? _raw_spin_unlock_irq+0x27/0x80 [ 303.946880] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 303.951717] ? lockdep_hardirqs_on+0x296/0x5b0 [ 303.956296] ? trace_hardirqs_on+0xbd/0x310 [ 303.960617] ? kasan_check_read+0x11/0x20 [ 303.964756] ? __run_timers+0x7da/0xc70 [ 303.968724] ? trace_hardirqs_off_caller+0x310/0x310 [ 303.973840] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 303.978675] __run_timers+0x7e5/0xc70 [ 303.982490] ? timer_fixup_init+0x70/0x70 [ 303.986637] ? _raw_spin_unlock_irq+0x27/0x80 [ 303.991127] ? _raw_spin_unlock_irq+0x27/0x80 [ 303.995620] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 304.000198] ? trace_hardirqs_on+0xbd/0x310 [ 304.004514] ? kasan_check_read+0x11/0x20 [ 304.008660] ? finish_task_switch+0x1f4/0x910 [ 304.013153] ? trace_hardirqs_off_caller+0x310/0x310 [ 304.018249] ? compat_start_thread+0x80/0x80 [ 304.022670] ? pvclock_read_flags+0x160/0x160 [ 304.027163] ? __switch_to_asm+0x34/0x70 [ 304.031219] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.036752] ? check_preemption_disabled+0x48/0x280 [ 304.041773] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 304.047307] ? rcu_pm_notify+0xc0/0xc0 [ 304.051193] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.056724] ? check_preemption_disabled+0x48/0x280 [ 304.061753] run_timer_softirq+0x52/0xb0 [ 304.065816] ? rcu_read_lock_sched_held+0x14f/0x180 [ 304.070829] __do_softirq+0x308/0xb7e [ 304.074633] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 304.079730] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 304.084748] ? schedule+0x108/0x460 [ 304.088372] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 304.093132] ? trace_hardirqs_off+0xb8/0x310 [ 304.097553] ? smpboot_thread_fn+0x68b/0xa00 [ 304.102131] ? trace_hardirqs_on+0x310/0x310 [ 304.106537] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 304.112069] ? check_preemption_disabled+0x48/0x280 [ 304.117081] ? takeover_tasklets+0xa90/0xa90 [ 304.121492] run_ksoftirqd+0x5e/0x100 [ 304.125305] smpboot_thread_fn+0x68b/0xa00 [ 304.129539] ? sort_range+0x30/0x30 [ 304.133167] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 304.138263] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 304.143796] ? __kthread_parkme+0xfb/0x1a0 [ 304.148029] ? sort_range+0x30/0x30 [ 304.151652] kthread+0x35a/0x440 [ 304.155017] ? kthread_stop+0x900/0x900 [ 304.158989] ret_from_fork+0x3a/0x50 [ 304.162713] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 304.162770] aoe: skb alloc failure [ 304.169636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 304.169641] Call Trace: [ 304.169658] dump_stack+0x244/0x39d [ 304.169676] ? dump_stack_print_info.cold.1+0x20/0x20 [ 304.173216] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 304.182543] warn_alloc.cold.116+0xb7/0x1bd [ 304.185092] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 304.188708] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 304.217959] ? lock_downgrade+0x900/0x900 [ 304.222108] ? trace_hardirqs_off+0xb8/0x310 [ 304.226519] ? trace_hardirqs_off+0xb8/0x310 [ 304.230929] __alloc_pages_slowpath+0x26e8/0x2e10 [ 304.235808] ? warn_alloc+0x120/0x120 [ 304.239610] ? print_usage_bug+0xc0/0xc0 [ 304.243667] ? warn_alloc+0x120/0x120 [ 304.247470] ? warn_alloc+0x120/0x120 [ 304.251268] ? print_usage_bug+0xc0/0xc0 [ 304.255328] ? print_usage_bug+0xc0/0xc0 [ 304.259395] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 304.264924] ? should_fail+0x22d/0xd01 [ 304.268814] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 304.273912] ? __lock_acquire+0x62f/0x4c20 [ 304.278158] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 304.283254] ? __lock_acquire+0x62f/0x4c20 [ 304.287484] ? should_fail+0x22d/0xd01 [ 304.291367] ? find_held_lock+0x36/0x1c0 [ 304.295441] ? mark_held_locks+0x130/0x130 [ 304.299695] ? mark_held_locks+0x130/0x130 [ 304.303927] ? zap_class+0x640/0x640 [ 304.307643] ? mark_held_locks+0xc7/0x130 [ 304.311787] ? do_raw_spin_unlock+0xa7/0x330 [ 304.316193] ? zap_class+0x640/0x640 [ 304.319905] ? print_usage_bug+0xc0/0xc0 [ 304.323975] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.329515] ? check_preemption_disabled+0x48/0x280 [ 304.334534] ? __lock_is_held+0xb5/0x140 [ 304.338597] __alloc_pages_nodemask+0xa80/0xde0 [ 304.343275] ? zap_class+0x640/0x640 [ 304.346987] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 304.352012] ? find_held_lock+0x36/0x1c0 [ 304.356076] ? ____cache_alloc_node+0x1c7/0x1e0 [ 304.360756] ? lock_downgrade+0x900/0x900 [ 304.364909] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.370455] cache_grow_begin+0xa5/0x8c0 [ 304.374511] ? do_raw_spin_unlock+0xa7/0x330 [ 304.378921] fallback_alloc+0x204/0x2e0 [ 304.382897] ____cache_alloc_node+0x1c7/0x1e0 [ 304.387400] kmem_cache_alloc_node+0xe3/0x730 [ 304.391900] ? ipv6_get_ifaddr+0x42e/0x620 [ 304.396140] __alloc_skb+0x119/0x770 [ 304.399847] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 304.405139] ? netdev_alloc_frag+0x1f0/0x1f0 [ 304.409548] ? lock_downgrade+0x900/0x900 [ 304.413699] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.419232] ? refcount_sub_and_test_checked+0x203/0x310 [ 304.424680] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 304.430124] ? addrconf_rs_timer+0x690/0x690 [ 304.434539] ndisc_alloc_skb+0x144/0x340 [ 304.438601] ndisc_send_rs+0x331/0x6e0 [ 304.442491] addrconf_rs_timer+0x314/0x690 [ 304.446727] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 304.450969] call_timer_fn+0x272/0x920 [ 304.454853] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 304.459086] ? process_timeout+0x40/0x40 [ 304.463148] ? __run_timers+0x7da/0xc70 [ 304.467123] ? _raw_spin_unlock_irq+0x27/0x80 [ 304.471616] ? _raw_spin_unlock_irq+0x27/0x80 [ 304.476104] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 304.480335] ? lockdep_hardirqs_on+0x296/0x5b0 [ 304.484915] ? trace_hardirqs_on+0xbd/0x310 [ 304.489250] ? kasan_check_read+0x11/0x20 [ 304.493391] ? __run_timers+0x7da/0xc70 [ 304.497369] ? trace_hardirqs_off_caller+0x310/0x310 [ 304.502648] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 304.506886] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 304.511113] __run_timers+0x7e5/0xc70 [ 304.514919] ? timer_fixup_init+0x70/0x70 [ 304.519063] ? compat_start_thread+0x80/0x80 [ 304.523472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.529018] ? _raw_spin_unlock_irq+0x60/0x80 [ 304.533515] ? finish_task_switch+0x1f4/0x910 [ 304.538004] ? finish_task_switch+0x1b4/0x910 [ 304.542496] ? __switch_to_asm+0x34/0x70 [ 304.546554] ? preempt_notifier_register+0x200/0x200 [ 304.551654] ? __switch_to_asm+0x34/0x70 [ 304.555708] ? __switch_to_asm+0x40/0x70 [ 304.559785] ? __switch_to_asm+0x34/0x70 [ 304.563847] ? __switch_to_asm+0x40/0x70 [ 304.567901] ? __switch_to_asm+0x34/0x70 [ 304.571958] ? __switch_to_asm+0x40/0x70 [ 304.576190] ? __switch_to_asm+0x40/0x70 [ 304.580264] ? pvclock_read_flags+0x160/0x160 [ 304.584760] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.590295] ? check_preemption_disabled+0x48/0x280 [ 304.595313] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 304.600846] ? rcu_pm_notify+0xc0/0xc0 [ 304.604731] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.610262] ? check_preemption_disabled+0x48/0x280 [ 304.615277] run_timer_softirq+0x52/0xb0 [ 304.619335] ? rcu_read_lock_sched_held+0x14f/0x180 [ 304.624789] __do_softirq+0x308/0xb7e [ 304.628592] ? retint_kernel+0x2d/0x2d [ 304.632480] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 304.637583] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 304.643036] ? schedule+0x108/0x460 [ 304.646657] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 304.651417] ? __schedule+0x21d0/0x21d0 [ 304.655391] ? trace_hardirqs_off+0xb8/0x310 [ 304.659813] ? smpboot_thread_fn+0x68b/0xa00 [ 304.664219] ? trace_hardirqs_on+0x310/0x310 [ 304.668641] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 304.674175] ? check_preemption_disabled+0x48/0x280 [ 304.679187] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.684719] ? takeover_tasklets+0xa90/0xa90 [ 304.689127] run_ksoftirqd+0x5e/0x100 [ 304.692929] smpboot_thread_fn+0x68b/0xa00 [ 304.697161] ? sort_range+0x30/0x30 [ 304.700787] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 304.705889] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 304.711429] ? __kthread_parkme+0xfb/0x1a0 [ 304.715661] ? sort_range+0x30/0x30 [ 304.719282] kthread+0x35a/0x440 [ 304.722648] ? kthread_stop+0x900/0x900 [ 304.726619] ret_from_fork+0x3a/0x50 [ 304.730341] warn_alloc_show_mem: 1 callbacks suppressed [ 304.730350] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 304.730352] Mem-Info: [ 304.730380] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 304.730380] active_file:14 inactive_file:13 isolated_file:0 [ 304.730380] unevictable:0 dirty:0 writeback:0 unstable:0 [ 304.730380] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 304.730380] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 304.730380] free:13782 free_pcp:155 free_cma:0 [ 304.735726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 304.742564] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 304.744952] Call Trace: [ 304.777808] 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 [ 304.787154] dump_stack+0x244/0x39d [ 304.815114] lowmem_reserve[]: 0 2818 6321 6321 [ 304.817720] ? dump_stack_print_info.cold.1+0x20/0x20 [ 304.843792] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 304.847429] warn_alloc.cold.116+0xb7/0x1bd [ 304.851970] lowmem_reserve[]: 0 0 3503 3503 [ 304.857159] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 304.884539] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 304.888852] ? lock_downgrade+0x900/0x900 [ 304.893143] lowmem_reserve[]: 0 0 0 0 [ 304.897988] ? trace_hardirqs_off+0xb8/0x310 [ 304.926839] 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 [ 304.930984] ? trace_hardirqs_off+0xb8/0x310 [ 304.934753] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 304.939171] __alloc_pages_slowpath+0x26e8/0x2e10 [ 304.952685] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 304.957109] ? warn_alloc+0x120/0x120 [ 304.972338] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 304.977162] ? warn_alloc+0x120/0x120 [ 304.992219] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 304.996003] ? warn_alloc+0x120/0x120 [ 305.004811] 165 total pagecache pages [ 305.008603] ? print_usage_bug+0xc0/0xc0 [ 305.017156] 0 pages in swap cache [ 305.020942] ? print_usage_bug+0xc0/0xc0 [ 305.024719] Swap cache stats: add 0, delete 0, find 0/0 [ 305.028765] ? mark_held_locks+0x130/0x130 [ 305.032191] Free swap = 0kB [ 305.036241] ? mark_held_locks+0x130/0x130 [ 305.041573] Total swap = 0kB [ 305.045795] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 305.048785] 1965979 pages RAM [ 305.053007] ? should_fail+0x22d/0xd01 [ 305.055991] 0 pages HighMem/MovableOnly [ 305.055999] 342854 pages reserved [ 305.061522] ? zap_class+0x640/0x640 [ 305.064601] 0 pages cma reserved [ 305.068501] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 305.072503] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 305.075884] ? __lock_acquire+0x62f/0x4c20 [ 305.075903] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 305.075918] ? __lock_acquire+0x62f/0x4c20 [ 305.080069] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 305.082965] ? should_fail+0x22d/0xd01 [ 305.088041] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 305.094529] ? mark_held_locks+0x130/0x130 [ 305.131087] ? mark_held_locks+0x130/0x130 [ 305.135318] ? lock_downgrade+0x900/0x900 [ 305.139461] ? zap_class+0x640/0x640 [ 305.143170] ? zap_class+0x640/0x640 [ 305.146886] ? zap_class+0x640/0x640 [ 305.150594] ? do_raw_spin_unlock+0xa7/0x330 [ 305.154997] ? trace_hardirqs_on+0x310/0x310 [ 305.159407] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.164938] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.170470] ? check_preemption_disabled+0x48/0x280 [ 305.175489] ? __lock_is_held+0xb5/0x140 [ 305.179553] __alloc_pages_nodemask+0xa80/0xde0 [ 305.184216] ? zap_class+0x640/0x640 [ 305.187928] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 305.192950] ? find_held_lock+0x36/0x1c0 [ 305.197015] ? ____cache_alloc_node+0x1c7/0x1e0 [ 305.201683] ? lock_downgrade+0x900/0x900 [ 305.205833] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.211386] cache_grow_begin+0xa5/0x8c0 [ 305.215445] ? do_raw_spin_unlock+0xa7/0x330 [ 305.219854] fallback_alloc+0x204/0x2e0 [ 305.223828] ____cache_alloc_node+0x1c7/0x1e0 [ 305.228330] kmem_cache_alloc_node+0xe3/0x730 [ 305.232830] ? lockdep_hardirqs_on+0x296/0x5b0 [ 305.237422] __alloc_skb+0x119/0x770 [ 305.241128] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 305.246493] ? netdev_alloc_frag+0x1f0/0x1f0 [ 305.250910] ? vprintk_default+0x28/0x30 [ 305.254965] ? vprintk_func+0x85/0x181 [ 305.258862] ? printk+0xa7/0xcf [ 305.262170] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 305.266930] new_skb+0x26/0x1c0 [ 305.270206] aoecmd_cfg+0x279/0x7f0 [ 305.273829] ? find_held_lock+0x36/0x1c0 [ 305.277890] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 305.282212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.287752] ? __lock_is_held+0xb5/0x140 [ 305.291816] discover_timer+0x50/0x60 [ 305.295611] call_timer_fn+0x272/0x920 [ 305.299493] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 305.304333] ? process_timeout+0x40/0x40 [ 305.308408] ? __run_timers+0x7da/0xc70 [ 305.312387] ? _raw_spin_unlock_irq+0x27/0x80 [ 305.316882] ? _raw_spin_unlock_irq+0x27/0x80 [ 305.321380] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 305.326240] ? lockdep_hardirqs_on+0x296/0x5b0 [ 305.330818] ? trace_hardirqs_on+0xbd/0x310 [ 305.335134] ? kasan_check_read+0x11/0x20 [ 305.339273] ? __run_timers+0x7da/0xc70 [ 305.343241] ? trace_hardirqs_off_caller+0x310/0x310 [ 305.348362] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 305.353196] __run_timers+0x7e5/0xc70 [ 305.357002] ? timer_fixup_init+0x70/0x70 [ 305.361145] ? _raw_spin_unlock_irq+0x27/0x80 [ 305.365634] ? _raw_spin_unlock_irq+0x27/0x80 [ 305.370125] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 305.374706] ? trace_hardirqs_on+0xbd/0x310 [ 305.379020] ? kasan_check_read+0x11/0x20 [ 305.383164] ? finish_task_switch+0x1f4/0x910 [ 305.387653] ? trace_hardirqs_off_caller+0x310/0x310 [ 305.392748] ? compat_start_thread+0x80/0x80 [ 305.397171] ? pvclock_read_flags+0x160/0x160 [ 305.401661] ? __switch_to_asm+0x34/0x70 [ 305.405717] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.411249] ? check_preemption_disabled+0x48/0x280 [ 305.416268] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 305.421799] ? rcu_pm_notify+0xc0/0xc0 [ 305.425697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.431231] ? check_preemption_disabled+0x48/0x280 [ 305.436249] run_timer_softirq+0x52/0xb0 [ 305.440306] ? rcu_read_lock_sched_held+0x14f/0x180 [ 305.445322] __do_softirq+0x308/0xb7e [ 305.449135] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 305.454231] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 305.458989] ? schedule+0x108/0x460 [ 305.462611] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 305.467377] ? trace_hardirqs_off+0xb8/0x310 [ 305.471782] ? smpboot_thread_fn+0x68b/0xa00 [ 305.476187] ? trace_hardirqs_on+0x310/0x310 [ 305.480590] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 305.486124] ? check_preemption_disabled+0x48/0x280 [ 305.491134] ? takeover_tasklets+0xa90/0xa90 [ 305.495539] run_ksoftirqd+0x5e/0x100 [ 305.499340] smpboot_thread_fn+0x68b/0xa00 [ 305.503583] ? sort_range+0x30/0x30 [ 305.507205] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 305.512302] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 305.517840] ? __kthread_parkme+0xfb/0x1a0 [ 305.522074] ? sort_range+0x30/0x30 [ 305.525697] kthread+0x35a/0x440 [ 305.529061] ? kthread_stop+0x900/0x900 [ 305.533042] ret_from_fork+0x3a/0x50 [ 305.536782] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 305.536842] aoe: skb alloc failure [ 305.543716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 305.543724] Call Trace: [ 305.547299] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 305.556589] dump_stack+0x244/0x39d [ 305.559147] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 305.569447] ? dump_stack_print_info.cold.1+0x20/0x20 [ 305.582884] warn_alloc.cold.116+0xb7/0x1bd [ 305.587217] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 305.592060] ? lock_downgrade+0x900/0x900 [ 305.596210] ? trace_hardirqs_off+0xb8/0x310 [ 305.600619] ? trace_hardirqs_off+0xb8/0x310 [ 305.605043] __alloc_pages_slowpath+0x26e8/0x2e10 [ 305.609908] ? warn_alloc+0x120/0x120 [ 305.613710] ? warn_alloc+0x120/0x120 [ 305.617510] ? warn_alloc+0x120/0x120 [ 305.621305] ? print_usage_bug+0xc0/0xc0 [ 305.625372] ? print_usage_bug+0xc0/0xc0 [ 305.629440] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 305.634971] ? should_fail+0x22d/0xd01 [ 305.638859] ? print_usage_bug+0xc0/0xc0 [ 305.642918] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 305.648016] ? __lock_acquire+0x62f/0x4c20 [ 305.652247] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 305.657351] ? __lock_acquire+0x62f/0x4c20 [ 305.661579] ? should_fail+0x22d/0xd01 [ 305.665475] ? mark_held_locks+0x130/0x130 [ 305.669709] ? mark_held_locks+0x130/0x130 [ 305.673944] ? zap_class+0x640/0x640 [ 305.677653] ? print_usage_bug+0xc0/0xc0 [ 305.681708] ? mark_held_locks+0x130/0x130 [ 305.685950] ? trace_hardirqs_off+0xb8/0x310 [ 305.690355] ? kasan_check_read+0x11/0x20 [ 305.694503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.700038] ? check_preemption_disabled+0x48/0x280 [ 305.705057] ? __lock_is_held+0xb5/0x140 [ 305.709117] __alloc_pages_nodemask+0xa80/0xde0 [ 305.713779] ? zap_class+0x640/0x640 [ 305.717492] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 305.722529] ? find_held_lock+0x36/0x1c0 [ 305.726592] ? ____cache_alloc_node+0x1c7/0x1e0 [ 305.731257] ? lock_downgrade+0x900/0x900 [ 305.735421] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.740959] cache_grow_begin+0xa5/0x8c0 [ 305.745021] ? do_raw_spin_unlock+0xa7/0x330 [ 305.749432] fallback_alloc+0x204/0x2e0 [ 305.753407] ____cache_alloc_node+0x1c7/0x1e0 [ 305.757901] kmem_cache_alloc_node+0xe3/0x730 [ 305.762394] ? ipv6_get_ifaddr+0x42e/0x620 [ 305.766636] __alloc_skb+0x119/0x770 [ 305.770344] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 305.775621] ? netdev_alloc_frag+0x1f0/0x1f0 [ 305.780027] ? lock_downgrade+0x900/0x900 [ 305.784177] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.789709] ? refcount_sub_and_test_checked+0x203/0x310 [ 305.795155] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 305.800603] ? addrconf_rs_timer+0x690/0x690 [ 305.805103] ndisc_alloc_skb+0x144/0x340 [ 305.809166] ndisc_send_rs+0x331/0x6e0 [ 305.813061] addrconf_rs_timer+0x314/0x690 [ 305.817294] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.821540] call_timer_fn+0x272/0x920 [ 305.825421] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.829652] ? process_timeout+0x40/0x40 [ 305.833712] ? __run_timers+0x7da/0xc70 [ 305.837686] ? _raw_spin_unlock_irq+0x27/0x80 [ 305.842180] ? _raw_spin_unlock_irq+0x27/0x80 [ 305.846668] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.850900] ? lockdep_hardirqs_on+0x296/0x5b0 [ 305.855479] ? trace_hardirqs_on+0xbd/0x310 [ 305.859795] ? kasan_check_read+0x11/0x20 [ 305.863940] ? __run_timers+0x7da/0xc70 [ 305.867913] ? trace_hardirqs_off_caller+0x310/0x310 [ 305.873019] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.877245] __run_timers+0x7e5/0xc70 [ 305.881053] ? timer_fixup_init+0x70/0x70 [ 305.885195] ? compat_start_thread+0x80/0x80 [ 305.889599] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.895139] ? _raw_spin_unlock_irq+0x60/0x80 [ 305.899632] ? finish_task_switch+0x1f4/0x910 [ 305.904122] ? finish_task_switch+0x1b4/0x910 [ 305.908621] ? __switch_to_asm+0x34/0x70 [ 305.912680] ? preempt_notifier_register+0x200/0x200 [ 305.917779] ? __switch_to_asm+0x34/0x70 [ 305.921836] ? __switch_to_asm+0x40/0x70 [ 305.925890] ? __switch_to_asm+0x34/0x70 [ 305.929945] ? __switch_to_asm+0x40/0x70 [ 305.934003] ? __switch_to_asm+0x34/0x70 [ 305.938058] ? __switch_to_asm+0x40/0x70 [ 305.942113] ? __switch_to_asm+0x40/0x70 [ 305.946177] ? pvclock_read_flags+0x160/0x160 [ 305.950672] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.956203] ? check_preemption_disabled+0x48/0x280 [ 305.961222] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 305.966754] ? rcu_pm_notify+0xc0/0xc0 [ 305.970642] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.976173] ? check_preemption_disabled+0x48/0x280 [ 305.981189] run_timer_softirq+0x52/0xb0 [ 305.985246] ? rcu_read_lock_sched_held+0x14f/0x180 [ 305.990274] __do_softirq+0x308/0xb7e [ 305.994079] ? retint_kernel+0x2d/0x2d [ 305.997968] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 306.003065] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 306.008518] ? schedule+0x108/0x460 [ 306.012144] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 306.016898] ? __schedule+0x21d0/0x21d0 [ 306.020875] ? trace_hardirqs_off+0xb8/0x310 [ 306.025280] ? smpboot_thread_fn+0x68b/0xa00 [ 306.029695] ? trace_hardirqs_on+0x310/0x310 [ 306.034099] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 306.039632] ? check_preemption_disabled+0x48/0x280 [ 306.044659] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.050196] ? takeover_tasklets+0xa90/0xa90 [ 306.054603] run_ksoftirqd+0x5e/0x100 [ 306.058402] smpboot_thread_fn+0x68b/0xa00 [ 306.062638] ? sort_range+0x30/0x30 [ 306.066262] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 306.071380] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 306.076917] ? __kthread_parkme+0xfb/0x1a0 [ 306.081148] ? sort_range+0x30/0x30 [ 306.084861] kthread+0x35a/0x440 [ 306.088222] ? kthread_stop+0x900/0x900 [ 306.092200] ret_from_fork+0x3a/0x50 [ 306.095925] warn_alloc_show_mem: 1 callbacks suppressed [ 306.095934] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 306.095936] Mem-Info: [ 306.095964] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 306.095964] active_file:14 inactive_file:13 isolated_file:0 [ 306.095964] unevictable:0 dirty:0 writeback:0 unstable:0 [ 306.095964] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 306.095964] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 306.095964] free:13782 free_pcp:155 free_cma:0 [ 306.101321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 306.108159] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 306.110548] Call Trace: [ 306.143420] 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 [ 306.152776] dump_stack+0x244/0x39d [ 306.180239] lowmem_reserve[]: 0 2818 6321 6321 [ 306.182814] ? dump_stack_print_info.cold.1+0x20/0x20 [ 306.208904] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 306.212533] warn_alloc.cold.116+0xb7/0x1bd [ 306.217074] lowmem_reserve[]: 0 0 3503 3503 [ 306.222261] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 306.249691] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 306.254005] ? lock_downgrade+0x900/0x900 [ 306.258299] lowmem_reserve[]: 0 0 0 0 [ 306.263138] ? trace_hardirqs_off+0xb8/0x310 [ 306.291991] 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 [ 306.296134] ? trace_hardirqs_off+0xb8/0x310 [ 306.299905] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 306.304315] __alloc_pages_slowpath+0x26e8/0x2e10 [ 306.317804] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 306.322226] ? warn_alloc+0x120/0x120 [ 306.337441] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 306.342281] ? warn_alloc+0x120/0x120 [ 306.357337] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 306.361126] ? warn_alloc+0x120/0x120 [ 306.369931] 165 total pagecache pages [ 306.373718] ? print_usage_bug+0xc0/0xc0 [ 306.382277] 0 pages in swap cache [ 306.386067] ? print_usage_bug+0xc0/0xc0 [ 306.389845] Swap cache stats: add 0, delete 0, find 0/0 [ 306.393889] ? mark_held_locks+0x130/0x130 [ 306.397315] Free swap = 0kB [ 306.401379] ? mark_held_locks+0x130/0x130 [ 306.406715] Total swap = 0kB [ 306.410936] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 306.413927] 1965979 pages RAM [ 306.418150] ? should_fail+0x22d/0xd01 [ 306.421135] 0 pages HighMem/MovableOnly [ 306.421142] 342854 pages reserved [ 306.426666] ? zap_class+0x640/0x640 [ 306.429741] 0 pages cma reserved [ 306.433618] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 306.437621] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 306.441007] ? __lock_acquire+0x62f/0x4c20 [ 306.444759] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 306.448048] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 306.453123] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 306.459598] ? __lock_acquire+0x62f/0x4c20 [ 306.459613] ? should_fail+0x22d/0xd01 [ 306.491950] ? mark_held_locks+0x130/0x130 [ 306.496190] ? mark_held_locks+0x130/0x130 [ 306.500427] ? lock_downgrade+0x900/0x900 [ 306.504572] ? zap_class+0x640/0x640 [ 306.508290] ? zap_class+0x640/0x640 [ 306.512021] ? do_raw_spin_unlock+0xa7/0x330 [ 306.516438] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 306.521191] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.526731] ? check_preemption_disabled+0x48/0x280 [ 306.531754] ? __lock_is_held+0xb5/0x140 [ 306.535817] __alloc_pages_nodemask+0xa80/0xde0 [ 306.540486] ? zap_class+0x640/0x640 [ 306.544200] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 306.549220] ? find_held_lock+0x36/0x1c0 [ 306.553301] ? ____cache_alloc_node+0x1c7/0x1e0 [ 306.557965] ? lock_downgrade+0x900/0x900 [ 306.562114] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.567655] cache_grow_begin+0xa5/0x8c0 [ 306.571712] ? do_raw_spin_unlock+0xa7/0x330 [ 306.576158] fallback_alloc+0x204/0x2e0 [ 306.580138] ____cache_alloc_node+0x1c7/0x1e0 [ 306.584635] kmem_cache_alloc_node+0xe3/0x730 [ 306.589130] ? lockdep_hardirqs_on+0x296/0x5b0 [ 306.593726] __alloc_skb+0x119/0x770 [ 306.597437] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 306.602801] ? netdev_alloc_frag+0x1f0/0x1f0 [ 306.607223] ? vprintk_default+0x28/0x30 [ 306.611298] ? vprintk_func+0x85/0x181 [ 306.615184] ? printk+0xa7/0xcf [ 306.618465] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 306.624163] new_skb+0x26/0x1c0 [ 306.627454] aoecmd_cfg+0x279/0x7f0 [ 306.631083] ? find_held_lock+0x36/0x1c0 [ 306.635144] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 306.639470] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.645014] ? __lock_is_held+0xb5/0x140 [ 306.649087] discover_timer+0x50/0x60 [ 306.652886] call_timer_fn+0x272/0x920 [ 306.656775] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 306.661619] ? process_timeout+0x40/0x40 [ 306.665686] ? __run_timers+0x7da/0xc70 [ 306.669699] ? _raw_spin_unlock_irq+0x27/0x80 [ 306.674194] ? _raw_spin_unlock_irq+0x27/0x80 [ 306.678690] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 306.683535] ? lockdep_hardirqs_on+0x296/0x5b0 [ 306.688122] ? trace_hardirqs_on+0xbd/0x310 [ 306.692449] ? kasan_check_read+0x11/0x20 [ 306.696597] ? __run_timers+0x7da/0xc70 [ 306.700575] ? trace_hardirqs_off_caller+0x310/0x310 [ 306.705707] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 306.710597] __run_timers+0x7e5/0xc70 [ 306.714439] ? timer_fixup_init+0x70/0x70 [ 306.718641] ? _raw_spin_unlock_irq+0x27/0x80 [ 306.723143] ? _raw_spin_unlock_irq+0x27/0x80 [ 306.727648] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 306.732255] ? trace_hardirqs_on+0xbd/0x310 [ 306.736586] ? kasan_check_read+0x11/0x20 [ 306.740741] ? finish_task_switch+0x1f4/0x910 [ 306.745260] ? trace_hardirqs_off_caller+0x310/0x310 [ 306.750368] ? compat_start_thread+0x80/0x80 [ 306.754797] ? pvclock_read_flags+0x160/0x160 [ 306.759310] ? __switch_to_asm+0x34/0x70 [ 306.763378] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.768921] ? check_preemption_disabled+0x48/0x280 [ 306.773950] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 306.779495] ? rcu_pm_notify+0xc0/0xc0 [ 306.783389] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.788932] ? check_preemption_disabled+0x48/0x280 [ 306.794355] run_timer_softirq+0x52/0xb0 [ 306.798427] ? rcu_read_lock_sched_held+0x14f/0x180 [ 306.803453] __do_softirq+0x308/0xb7e [ 306.807285] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 306.812393] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 306.817168] ? schedule+0x108/0x460 [ 306.820801] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 306.825588] ? trace_hardirqs_off+0xb8/0x310 [ 306.830008] ? smpboot_thread_fn+0x68b/0xa00 [ 306.834426] ? trace_hardirqs_on+0x310/0x310 [ 306.838842] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 306.844388] ? check_preemption_disabled+0x48/0x280 [ 306.849414] ? takeover_tasklets+0xa90/0xa90 [ 306.853832] run_ksoftirqd+0x5e/0x100 [ 306.857643] smpboot_thread_fn+0x68b/0xa00 [ 306.861888] ? sort_range+0x30/0x30 [ 306.865521] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 306.870631] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 306.876172] ? __kthread_parkme+0xfb/0x1a0 [ 306.880415] ? sort_range+0x30/0x30 [ 306.884048] kthread+0x35a/0x440 [ 306.887421] ? kthread_stop+0x900/0x900 [ 306.891403] ret_from_fork+0x3a/0x50 [ 306.895136] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 306.895212] aoe: skb alloc failure [ 306.902126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 306.902133] Call Trace: [ 306.905730] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 306.915025] dump_stack+0x244/0x39d [ 306.917593] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 306.927930] ? dump_stack_print_info.cold.1+0x20/0x20 [ 306.941419] warn_alloc.cold.116+0xb7/0x1bd [ 306.945753] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 306.950609] ? lock_downgrade+0x900/0x900 [ 306.954770] ? trace_hardirqs_off+0xb8/0x310 [ 306.959187] ? trace_hardirqs_off+0xb8/0x310 [ 306.963626] __alloc_pages_slowpath+0x26e8/0x2e10 [ 306.968497] ? warn_alloc+0x120/0x120 [ 306.972307] ? print_usage_bug+0xc0/0xc0 [ 306.976397] ? warn_alloc+0x120/0x120 [ 306.980229] ? warn_alloc+0x120/0x120 [ 306.984038] ? print_usage_bug+0xc0/0xc0 [ 306.988111] ? print_usage_bug+0xc0/0xc0 [ 306.992183] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 306.997747] ? should_fail+0x22d/0xd01 [ 307.001646] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 307.006755] ? __lock_acquire+0x62f/0x4c20 [ 307.010998] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 307.016159] ? __lock_acquire+0x62f/0x4c20 [ 307.020398] ? should_fail+0x22d/0xd01 [ 307.024293] ? find_held_lock+0x36/0x1c0 [ 307.028369] ? mark_held_locks+0x130/0x130 [ 307.032611] ? mark_held_locks+0x130/0x130 [ 307.036849] ? zap_class+0x640/0x640 [ 307.040572] ? mark_held_locks+0xc7/0x130 [ 307.044729] ? do_raw_spin_unlock+0xa7/0x330 [ 307.049153] ? zap_class+0x640/0x640 [ 307.052871] ? print_usage_bug+0xc0/0xc0 [ 307.056943] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.062490] ? check_preemption_disabled+0x48/0x280 [ 307.067570] ? __lock_is_held+0xb5/0x140 [ 307.071644] __alloc_pages_nodemask+0xa80/0xde0 [ 307.076319] ? zap_class+0x640/0x640 [ 307.080041] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 307.085076] ? find_held_lock+0x36/0x1c0 [ 307.089151] ? ____cache_alloc_node+0x1c7/0x1e0 [ 307.093874] ? lock_downgrade+0x900/0x900 [ 307.098036] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.103584] cache_grow_begin+0xa5/0x8c0 [ 307.107656] ? do_raw_spin_unlock+0xa7/0x330 [ 307.112080] fallback_alloc+0x204/0x2e0 [ 307.116067] ____cache_alloc_node+0x1c7/0x1e0 [ 307.120592] kmem_cache_alloc_node+0xe3/0x730 [ 307.125090] ? ipv6_get_ifaddr+0x42e/0x620 [ 307.129337] __alloc_skb+0x119/0x770 [ 307.133055] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 307.138347] ? netdev_alloc_frag+0x1f0/0x1f0 [ 307.142761] ? lock_downgrade+0x900/0x900 [ 307.146921] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.152466] ? refcount_sub_and_test_checked+0x203/0x310 [ 307.157926] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 307.163385] ? addrconf_rs_timer+0x690/0x690 [ 307.167811] ndisc_alloc_skb+0x144/0x340 [ 307.171886] ndisc_send_rs+0x331/0x6e0 [ 307.175788] addrconf_rs_timer+0x314/0x690 [ 307.180032] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.184287] call_timer_fn+0x272/0x920 [ 307.188180] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.192439] ? process_timeout+0x40/0x40 [ 307.196515] ? __run_timers+0x7da/0xc70 [ 307.200502] ? _raw_spin_unlock_irq+0x27/0x80 [ 307.205008] ? _raw_spin_unlock_irq+0x27/0x80 [ 307.209510] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.213750] ? lockdep_hardirqs_on+0x296/0x5b0 [ 307.218339] ? trace_hardirqs_on+0xbd/0x310 [ 307.222665] ? kasan_check_read+0x11/0x20 [ 307.226814] ? __run_timers+0x7da/0xc70 [ 307.230798] ? trace_hardirqs_off_caller+0x310/0x310 [ 307.235913] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.240161] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.244418] __run_timers+0x7e5/0xc70 [ 307.248248] ? timer_fixup_init+0x70/0x70 [ 307.252397] ? compat_start_thread+0x80/0x80 [ 307.256816] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.262364] ? _raw_spin_unlock_irq+0x60/0x80 [ 307.266869] ? finish_task_switch+0x1f4/0x910 [ 307.271369] ? finish_task_switch+0x1b4/0x910 [ 307.275869] ? __switch_to_asm+0x34/0x70 [ 307.279943] ? preempt_notifier_register+0x200/0x200 [ 307.285059] ? __switch_to_asm+0x34/0x70 [ 307.289128] ? __switch_to_asm+0x40/0x70 [ 307.293248] ? __switch_to_asm+0x34/0x70 [ 307.297373] ? __switch_to_asm+0x40/0x70 [ 307.301446] ? __switch_to_asm+0x34/0x70 [ 307.305514] ? __switch_to_asm+0x40/0x70 [ 307.309608] ? __switch_to_asm+0x40/0x70 [ 307.313687] ? pvclock_read_flags+0x160/0x160 [ 307.318212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.323757] ? check_preemption_disabled+0x48/0x280 [ 307.328790] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 307.334341] ? rcu_pm_notify+0xc0/0xc0 [ 307.338245] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.343791] ? check_preemption_disabled+0x48/0x280 [ 307.348819] run_timer_softirq+0x52/0xb0 [ 307.352886] ? rcu_read_lock_sched_held+0x14f/0x180 [ 307.357908] __do_softirq+0x308/0xb7e [ 307.361723] ? retint_kernel+0x2d/0x2d [ 307.365626] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 307.371302] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 307.376767] ? schedule+0x108/0x460 [ 307.380404] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 307.385166] ? __schedule+0x21d0/0x21d0 [ 307.389194] ? trace_hardirqs_off+0xb8/0x310 [ 307.393610] ? smpboot_thread_fn+0x68b/0xa00 [ 307.398025] ? trace_hardirqs_on+0x310/0x310 [ 307.402443] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 307.408085] ? check_preemption_disabled+0x48/0x280 [ 307.413109] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.418655] ? takeover_tasklets+0xa90/0xa90 [ 307.423073] run_ksoftirqd+0x5e/0x100 [ 307.426977] smpboot_thread_fn+0x68b/0xa00 [ 307.431233] ? sort_range+0x30/0x30 [ 307.434875] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 307.439988] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 307.445545] ? __kthread_parkme+0xfb/0x1a0 [ 307.449789] ? sort_range+0x30/0x30 [ 307.453441] kthread+0x35a/0x440 [ 307.456814] ? kthread_stop+0x900/0x900 [ 307.460796] ret_from_fork+0x3a/0x50 [ 307.464526] warn_alloc_show_mem: 1 callbacks suppressed [ 307.464536] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 307.464537] Mem-Info: [ 307.464565] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 307.464565] active_file:14 inactive_file:13 isolated_file:0 [ 307.464565] unevictable:0 dirty:0 writeback:0 unstable:0 [ 307.464565] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 307.464565] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 307.464565] free:13782 free_pcp:155 free_cma:0 [ 307.469968] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 307.469975] Call Trace: [ 307.476823] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 307.479239] dump_stack+0x244/0x39d [ 307.512210] 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 [ 307.521578] ? dump_stack_print_info.cold.1+0x20/0x20 [ 307.524142] lowmem_reserve[]: 0 2818 6321 6321 [ 307.551673] warn_alloc.cold.116+0xb7/0x1bd [ 307.555280] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 307.581395] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 307.586564] lowmem_reserve[]: 0 0 3503 3503 [ 307.591183] ? lock_downgrade+0x900/0x900 [ 307.595476] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 307.622896] ? trace_hardirqs_off+0xb8/0x310 [ 307.627736] lowmem_reserve[]: 0 0 0 0 [ 307.632069] ? trace_hardirqs_off+0xb8/0x310 [ 307.636208] 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 [ 307.665209] __alloc_pages_slowpath+0x26e8/0x2e10 [ 307.669594] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 307.673432] ? warn_alloc+0x120/0x120 [ 307.677805] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 307.691331] ? warn_alloc+0x120/0x120 [ 307.696182] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 307.711439] ? warn_alloc+0x120/0x120 [ 307.715228] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 307.730317] ? print_usage_bug+0xc0/0xc0 [ 307.734101] 165 total pagecache pages [ 307.742934] ? print_usage_bug+0xc0/0xc0 [ 307.746723] 0 pages in swap cache [ 307.755292] ? mark_held_locks+0x130/0x130 [ 307.759424] Swap cache stats: add 0, delete 0, find 0/0 [ 307.763221] ? mark_held_locks+0x130/0x130 [ 307.767295] Free swap = 0kB [ 307.767302] Total swap = 0kB [ 307.770759] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 307.774972] 1965979 pages RAM [ 307.780338] ? should_fail+0x22d/0xd01 [ 307.784545] 0 pages HighMem/MovableOnly [ 307.784553] 342854 pages reserved [ 307.787564] ? zap_class+0x640/0x640 [ 307.787582] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 307.790599] 0 pages cma reserved [ 307.796136] ? __lock_acquire+0x62f/0x4c20 [ 307.799298] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 307.803129] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 307.807198] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 307.810558] ? __lock_acquire+0x62f/0x4c20 [ 307.814340] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 307.819440] ? should_fail+0x22d/0xd01 [ 307.819464] ? mark_held_locks+0x130/0x130 [ 307.865956] ? mark_held_locks+0x130/0x130 [ 307.870197] ? lock_downgrade+0x900/0x900 [ 307.874357] ? zap_class+0x640/0x640 [ 307.878080] ? zap_class+0x640/0x640 [ 307.881796] ? do_raw_spin_unlock+0xa7/0x330 [ 307.886210] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 307.890973] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.896517] ? check_preemption_disabled+0x48/0x280 [ 307.901547] ? __lock_is_held+0xb5/0x140 [ 307.905619] __alloc_pages_nodemask+0xa80/0xde0 [ 307.910293] ? zap_class+0x640/0x640 [ 307.914019] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 307.919098] ? find_held_lock+0x36/0x1c0 [ 307.923191] ? ____cache_alloc_node+0x1c7/0x1e0 [ 307.927958] ? lock_downgrade+0x900/0x900 [ 307.932152] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.937702] cache_grow_begin+0xa5/0x8c0 [ 307.941771] ? do_raw_spin_unlock+0xa7/0x330 [ 307.946202] fallback_alloc+0x204/0x2e0 [ 307.950200] ____cache_alloc_node+0x1c7/0x1e0 [ 307.954721] kmem_cache_alloc_node+0xe3/0x730 [ 307.959225] ? lockdep_hardirqs_on+0x296/0x5b0 [ 307.963821] __alloc_skb+0x119/0x770 [ 307.967535] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 307.972905] ? netdev_alloc_frag+0x1f0/0x1f0 [ 307.977324] ? vprintk_default+0x28/0x30 [ 307.981392] ? vprintk_func+0x85/0x181 [ 307.985286] ? printk+0xa7/0xcf [ 307.988570] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 307.993336] new_skb+0x26/0x1c0 [ 307.996630] aoecmd_cfg+0x279/0x7f0 [ 308.000263] ? find_held_lock+0x36/0x1c0 [ 308.004330] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 308.008659] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.014209] ? __lock_is_held+0xb5/0x140 [ 308.018303] discover_timer+0x50/0x60 [ 308.022108] call_timer_fn+0x272/0x920 [ 308.026019] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 308.030870] ? process_timeout+0x40/0x40 [ 308.034941] ? __run_timers+0x7da/0xc70 [ 308.038930] ? _raw_spin_unlock_irq+0x27/0x80 [ 308.043430] ? _raw_spin_unlock_irq+0x27/0x80 [ 308.047930] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 308.052781] ? lockdep_hardirqs_on+0x296/0x5b0 [ 308.057369] ? trace_hardirqs_on+0xbd/0x310 [ 308.061693] ? kasan_check_read+0x11/0x20 [ 308.065844] ? __run_timers+0x7da/0xc70 [ 308.069824] ? trace_hardirqs_off_caller+0x310/0x310 [ 308.074940] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 308.079783] __run_timers+0x7e5/0xc70 [ 308.083593] ? timer_fixup_init+0x70/0x70 [ 308.087750] ? _raw_spin_unlock_irq+0x27/0x80 [ 308.092249] ? _raw_spin_unlock_irq+0x27/0x80 [ 308.096750] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 308.101340] ? trace_hardirqs_on+0xbd/0x310 [ 308.105741] ? kasan_check_read+0x11/0x20 [ 308.109938] ? finish_task_switch+0x1f4/0x910 [ 308.114443] ? trace_hardirqs_off_caller+0x310/0x310 [ 308.119550] ? compat_start_thread+0x80/0x80 [ 308.123980] ? pvclock_read_flags+0x160/0x160 [ 308.128478] ? __switch_to_asm+0x34/0x70 [ 308.132551] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.138095] ? check_preemption_disabled+0x48/0x280 [ 308.143162] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 308.148710] ? rcu_pm_notify+0xc0/0xc0 [ 308.152604] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.158163] ? check_preemption_disabled+0x48/0x280 [ 308.163190] run_timer_softirq+0x52/0xb0 [ 308.167300] ? rcu_read_lock_sched_held+0x14f/0x180 [ 308.172322] __do_softirq+0x308/0xb7e [ 308.176156] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 308.181526] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 308.186289] ? schedule+0x108/0x460 [ 308.189923] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 308.194689] ? trace_hardirqs_off+0xb8/0x310 [ 308.199105] ? smpboot_thread_fn+0x68b/0xa00 [ 308.203541] ? trace_hardirqs_on+0x310/0x310 [ 308.207956] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.213502] ? check_preemption_disabled+0x48/0x280 [ 308.218529] ? takeover_tasklets+0xa90/0xa90 [ 308.223033] run_ksoftirqd+0x5e/0x100 [ 308.226840] smpboot_thread_fn+0x68b/0xa00 [ 308.231083] ? sort_range+0x30/0x30 [ 308.234822] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 308.239928] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.245471] ? __kthread_parkme+0xfb/0x1a0 [ 308.249716] ? sort_range+0x30/0x30 [ 308.253348] kthread+0x35a/0x440 [ 308.256721] ? kthread_stop+0x900/0x900 [ 308.260704] ret_from_fork+0x3a/0x50 [ 308.264439] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 308.264499] aoe: skb alloc failure [ 308.271373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 308.271380] Call Trace: [ 308.274977] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 308.284269] dump_stack+0x244/0x39d [ 308.286836] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 308.297175] ? dump_stack_print_info.cold.1+0x20/0x20 [ 308.310647] warn_alloc.cold.116+0xb7/0x1bd [ 308.314972] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 308.319820] ? lock_downgrade+0x900/0x900 [ 308.323980] ? trace_hardirqs_off+0xb8/0x310 [ 308.328401] ? trace_hardirqs_off+0xb8/0x310 [ 308.332821] __alloc_pages_slowpath+0x26e8/0x2e10 [ 308.337693] ? warn_alloc+0x120/0x120 [ 308.341506] ? print_usage_bug+0xc0/0xc0 [ 308.345572] ? warn_alloc+0x120/0x120 [ 308.349382] ? warn_alloc+0x120/0x120 [ 308.353192] ? print_usage_bug+0xc0/0xc0 [ 308.357262] ? print_usage_bug+0xc0/0xc0 [ 308.361339] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.366879] ? should_fail+0x22d/0xd01 [ 308.370774] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 308.375882] ? __lock_acquire+0x62f/0x4c20 [ 308.380142] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 308.385251] ? __lock_acquire+0x62f/0x4c20 [ 308.389486] ? should_fail+0x22d/0xd01 [ 308.393378] ? find_held_lock+0x36/0x1c0 [ 308.397516] ? mark_held_locks+0x130/0x130 [ 308.401759] ? mark_held_locks+0x130/0x130 [ 308.405999] ? zap_class+0x640/0x640 [ 308.409719] ? mark_held_locks+0xc7/0x130 [ 308.413873] ? do_raw_spin_unlock+0xa7/0x330 [ 308.418284] ? zap_class+0x640/0x640 [ 308.422001] ? print_usage_bug+0xc0/0xc0 [ 308.426069] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.431632] ? check_preemption_disabled+0x48/0x280 [ 308.436670] ? __lock_is_held+0xb5/0x140 [ 308.440741] __alloc_pages_nodemask+0xa80/0xde0 [ 308.445413] ? zap_class+0x640/0x640 [ 308.449149] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 308.454185] ? find_held_lock+0x36/0x1c0 [ 308.458260] ? ____cache_alloc_node+0x1c7/0x1e0 [ 308.462933] ? lock_downgrade+0x900/0x900 [ 308.467111] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.472657] cache_grow_begin+0xa5/0x8c0 [ 308.476723] ? do_raw_spin_unlock+0xa7/0x330 [ 308.481148] fallback_alloc+0x204/0x2e0 [ 308.485161] ____cache_alloc_node+0x1c7/0x1e0 [ 308.489666] kmem_cache_alloc_node+0xe3/0x730 [ 308.494171] ? ipv6_get_ifaddr+0x42e/0x620 [ 308.498417] __alloc_skb+0x119/0x770 [ 308.502141] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 308.507428] ? netdev_alloc_frag+0x1f0/0x1f0 [ 308.511846] ? lock_downgrade+0x900/0x900 [ 308.516008] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.521550] ? refcount_sub_and_test_checked+0x203/0x310 [ 308.527009] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 308.532465] ? addrconf_rs_timer+0x690/0x690 [ 308.536886] ndisc_alloc_skb+0x144/0x340 [ 308.540956] ndisc_send_rs+0x331/0x6e0 [ 308.544855] addrconf_rs_timer+0x314/0x690 [ 308.549117] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 308.553367] call_timer_fn+0x272/0x920 [ 308.557265] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 308.561502] ? process_timeout+0x40/0x40 [ 308.565576] ? __run_timers+0x7da/0xc70 [ 308.569560] ? _raw_spin_unlock_irq+0x27/0x80 [ 308.574061] ? _raw_spin_unlock_irq+0x27/0x80 [ 308.578578] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 308.582822] ? lockdep_hardirqs_on+0x296/0x5b0 [ 308.587412] ? trace_hardirqs_on+0xbd/0x310 [ 308.591740] ? kasan_check_read+0x11/0x20 [ 308.595911] ? __run_timers+0x7da/0xc70 [ 308.599889] ? trace_hardirqs_off_caller+0x310/0x310 [ 308.605000] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 308.609243] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 308.613480] __run_timers+0x7e5/0xc70 [ 308.617299] ? timer_fixup_init+0x70/0x70 [ 308.621447] ? compat_start_thread+0x80/0x80 [ 308.626318] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.631868] ? _raw_spin_unlock_irq+0x60/0x80 [ 308.636368] ? finish_task_switch+0x1f4/0x910 [ 308.640865] ? finish_task_switch+0x1b4/0x910 [ 308.645364] ? __switch_to_asm+0x34/0x70 [ 308.649432] ? preempt_notifier_register+0x200/0x200 [ 308.654537] ? __switch_to_asm+0x34/0x70 [ 308.658610] ? __switch_to_asm+0x40/0x70 [ 308.662676] ? __switch_to_asm+0x34/0x70 [ 308.666739] ? __switch_to_asm+0x40/0x70 [ 308.670804] ? __switch_to_asm+0x34/0x70 [ 308.674873] ? __switch_to_asm+0x40/0x70 [ 308.678941] ? __switch_to_asm+0x40/0x70 [ 308.683013] ? pvclock_read_flags+0x160/0x160 [ 308.687515] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.693061] ? check_preemption_disabled+0x48/0x280 [ 308.698131] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 308.703672] ? rcu_pm_notify+0xc0/0xc0 [ 308.707565] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.713122] ? check_preemption_disabled+0x48/0x280 [ 308.718151] run_timer_softirq+0x52/0xb0 [ 308.722222] ? rcu_read_lock_sched_held+0x14f/0x180 [ 308.727245] __do_softirq+0x308/0xb7e [ 308.731058] ? retint_kernel+0x2d/0x2d [ 308.734976] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 308.740102] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 308.745562] ? schedule+0x108/0x460 [ 308.749197] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 308.753972] ? __schedule+0x21d0/0x21d0 [ 308.757959] ? trace_hardirqs_off+0xb8/0x310 [ 308.762408] ? smpboot_thread_fn+0x68b/0xa00 [ 308.766820] ? trace_hardirqs_on+0x310/0x310 [ 308.771236] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.777214] ? check_preemption_disabled+0x48/0x280 [ 308.782240] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.787783] ? takeover_tasklets+0xa90/0xa90 [ 308.792710] run_ksoftirqd+0x5e/0x100 [ 308.796517] smpboot_thread_fn+0x68b/0xa00 [ 308.800760] ? sort_range+0x30/0x30 [ 308.804392] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 308.809499] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.815044] ? __kthread_parkme+0xfb/0x1a0 [ 308.819306] ? sort_range+0x30/0x30 [ 308.822934] kthread+0x35a/0x440 [ 308.826304] ? kthread_stop+0x900/0x900 [ 308.830303] ret_from_fork+0x3a/0x50 [ 308.834034] warn_alloc_show_mem: 1 callbacks suppressed [ 308.834043] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 308.834045] Mem-Info: [ 308.834092] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 308.834092] active_file:14 inactive_file:13 isolated_file:0 [ 308.834092] unevictable:0 dirty:0 writeback:0 unstable:0 [ 308.834092] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 308.834092] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 308.834092] free:13782 free_pcp:155 free_cma:0 [ 308.839439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 308.839446] Call Trace: [ 308.846295] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 308.848707] dump_stack+0x244/0x39d [ 308.881568] 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 [ 308.891017] ? dump_stack_print_info.cold.1+0x20/0x20 [ 308.893585] lowmem_reserve[]: 0 2818 6321 6321 [ 308.921117] warn_alloc.cold.116+0xb7/0x1bd [ 308.924721] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 308.950835] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 308.956005] lowmem_reserve[]: 0 0 3503 3503 [ 308.960601] ? lock_downgrade+0x900/0x900 [ 308.964904] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 308.992408] ? trace_hardirqs_off+0xb8/0x310 [ 308.997227] lowmem_reserve[]: 0 0 0 0 [ 309.001560] ? trace_hardirqs_off+0xb8/0x310 [ 309.005687] 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 [ 309.034584] __alloc_pages_slowpath+0x26e8/0x2e10 [ 309.038973] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 309.042800] ? warn_alloc+0x120/0x120 [ 309.047170] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 309.060695] ? warn_alloc+0x120/0x120 [ 309.065525] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 309.080780] ? warn_alloc+0x120/0x120 [ 309.084573] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 309.099656] ? print_usage_bug+0xc0/0xc0 [ 309.103434] 165 total pagecache pages [ 309.103453] 0 pages in swap cache [ 309.112292] ? print_usage_bug+0xc0/0xc0 [ 309.116338] Swap cache stats: add 0, delete 0, find 0/0 [ 309.124915] ? mark_held_locks+0x130/0x130 [ 309.128955] Free swap = 0kB [ 309.132752] ? mark_held_locks+0x130/0x130 [ 309.136186] Total swap = 0kB [ 309.136193] 1965979 pages RAM [ 309.140250] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 309.145592] 0 pages HighMem/MovableOnly [ 309.145599] 342854 pages reserved [ 309.149923] ? should_fail+0x22d/0xd01 [ 309.152919] 0 pages cma reserved [ 309.157144] ? zap_class+0x640/0x640 [ 309.157162] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 309.160222] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 309.163263] ? __lock_acquire+0x62f/0x4c20 [ 309.168858] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 309.172755] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 309.176194] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 309.180083] ? __lock_acquire+0x62f/0x4c20 [ 309.180097] ? should_fail+0x22d/0xd01 [ 309.231189] ? mark_held_locks+0x130/0x130 [ 309.235433] ? mark_held_locks+0x130/0x130 [ 309.239674] ? lock_downgrade+0x900/0x900 [ 309.243830] ? zap_class+0x640/0x640 [ 309.247551] ? zap_class+0x640/0x640 [ 309.251268] ? do_raw_spin_unlock+0xa7/0x330 [ 309.255683] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 309.260443] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.265985] ? check_preemption_disabled+0x48/0x280 [ 309.271017] ? __lock_is_held+0xb5/0x140 [ 309.275112] __alloc_pages_nodemask+0xa80/0xde0 [ 309.279823] ? zap_class+0x640/0x640 [ 309.283550] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 309.288593] ? find_held_lock+0x36/0x1c0 [ 309.292674] ? ____cache_alloc_node+0x1c7/0x1e0 [ 309.297354] ? lock_downgrade+0x900/0x900 [ 309.301512] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.307075] cache_grow_begin+0xa5/0x8c0 [ 309.311143] ? do_raw_spin_unlock+0xa7/0x330 [ 309.315560] fallback_alloc+0x204/0x2e0 [ 309.319547] ____cache_alloc_node+0x1c7/0x1e0 [ 309.324072] kmem_cache_alloc_node+0xe3/0x730 [ 309.328573] ? lockdep_hardirqs_on+0x296/0x5b0 [ 309.333171] __alloc_skb+0x119/0x770 [ 309.336890] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 309.342262] ? netdev_alloc_frag+0x1f0/0x1f0 [ 309.346680] ? vprintk_default+0x28/0x30 [ 309.350747] ? vprintk_func+0x85/0x181 [ 309.354637] ? printk+0xa7/0xcf [ 309.357921] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 309.362686] new_skb+0x26/0x1c0 [ 309.365971] aoecmd_cfg+0x279/0x7f0 [ 309.369604] ? find_held_lock+0x36/0x1c0 [ 309.373671] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 309.378003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.383578] ? __lock_is_held+0xb5/0x140 [ 309.387827] discover_timer+0x50/0x60 [ 309.391634] call_timer_fn+0x272/0x920 [ 309.395523] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 309.400369] ? process_timeout+0x40/0x40 [ 309.404440] ? __run_timers+0x7da/0xc70 [ 309.408421] ? _raw_spin_unlock_irq+0x27/0x80 [ 309.412921] ? _raw_spin_unlock_irq+0x27/0x80 [ 309.417418] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 309.422266] ? lockdep_hardirqs_on+0x296/0x5b0 [ 309.426857] ? trace_hardirqs_on+0xbd/0x310 [ 309.431183] ? kasan_check_read+0x11/0x20 [ 309.435336] ? __run_timers+0x7da/0xc70 [ 309.439316] ? trace_hardirqs_off_caller+0x310/0x310 [ 309.444437] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 309.449283] __run_timers+0x7e5/0xc70 [ 309.453153] ? timer_fixup_init+0x70/0x70 [ 309.457310] ? _raw_spin_unlock_irq+0x27/0x80 [ 309.461810] ? _raw_spin_unlock_irq+0x27/0x80 [ 309.466329] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 309.470915] ? trace_hardirqs_on+0xbd/0x310 [ 309.475243] ? kasan_check_read+0x11/0x20 [ 309.479398] ? finish_task_switch+0x1f4/0x910 [ 309.483919] ? trace_hardirqs_off_caller+0x310/0x310 [ 309.489046] ? compat_start_thread+0x80/0x80 [ 309.493483] ? pvclock_read_flags+0x160/0x160 [ 309.497985] ? __switch_to_asm+0x34/0x70 [ 309.502076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.507621] ? check_preemption_disabled+0x48/0x280 [ 309.512667] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 309.518211] ? rcu_pm_notify+0xc0/0xc0 [ 309.522104] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.527648] ? check_preemption_disabled+0x48/0x280 [ 309.532726] run_timer_softirq+0x52/0xb0 [ 309.536792] ? rcu_read_lock_sched_held+0x14f/0x180 [ 309.541817] __do_softirq+0x308/0xb7e [ 309.545638] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 309.550745] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 309.555545] ? schedule+0x108/0x460 [ 309.559180] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 309.563953] ? trace_hardirqs_off+0xb8/0x310 [ 309.568370] ? smpboot_thread_fn+0x68b/0xa00 [ 309.572783] ? trace_hardirqs_on+0x310/0x310 [ 309.577197] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 309.582742] ? check_preemption_disabled+0x48/0x280 [ 309.587765] ? takeover_tasklets+0xa90/0xa90 [ 309.592196] run_ksoftirqd+0x5e/0x100 [ 309.596025] smpboot_thread_fn+0x68b/0xa00 [ 309.600273] ? sort_range+0x30/0x30 [ 309.603927] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 309.609058] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 309.614601] ? __kthread_parkme+0xfb/0x1a0 [ 309.618851] ? sort_range+0x30/0x30 [ 309.622484] kthread+0x35a/0x440 [ 309.625856] ? kthread_stop+0x900/0x900 [ 309.629840] ret_from_fork+0x3a/0x50 [ 309.633576] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 309.633645] aoe: skb alloc failure [ 309.640602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 309.640607] Call Trace: [ 309.640625] dump_stack+0x244/0x39d [ 309.640640] ? dump_stack_print_info.cold.1+0x20/0x20 [ 309.640665] warn_alloc.cold.116+0xb7/0x1bd [ 309.644236] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 309.653547] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 309.656115] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 309.659832] ? lock_downgrade+0x900/0x900 [ 309.693374] ? trace_hardirqs_off+0xb8/0x310 [ 309.697796] ? trace_hardirqs_off+0xb8/0x310 [ 309.702216] __alloc_pages_slowpath+0x26e8/0x2e10 [ 309.707348] ? warn_alloc+0x120/0x120 [ 309.711161] ? print_usage_bug+0xc0/0xc0 [ 309.715229] ? warn_alloc+0x120/0x120 [ 309.719043] ? warn_alloc+0x120/0x120 [ 309.722850] ? print_usage_bug+0xc0/0xc0 [ 309.726922] ? print_usage_bug+0xc0/0xc0 [ 309.731016] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 309.736568] ? should_fail+0x22d/0xd01 [ 309.740465] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 309.745571] ? __lock_acquire+0x62f/0x4c20 [ 309.749860] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 309.754965] ? __lock_acquire+0x62f/0x4c20 [ 309.759221] ? should_fail+0x22d/0xd01 [ 309.763141] ? find_held_lock+0x36/0x1c0 [ 309.767212] ? mark_held_locks+0x130/0x130 [ 309.771456] ? mark_held_locks+0x130/0x130 [ 309.775697] ? zap_class+0x640/0x640 [ 309.779419] ? mark_held_locks+0xc7/0x130 [ 309.783573] ? do_raw_spin_unlock+0xa7/0x330 [ 309.788002] ? zap_class+0x640/0x640 [ 309.791723] ? print_usage_bug+0xc0/0xc0 [ 309.795792] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.801331] ? check_preemption_disabled+0x48/0x280 [ 309.806364] ? __lock_is_held+0xb5/0x140 [ 309.810435] __alloc_pages_nodemask+0xa80/0xde0 [ 309.815108] ? zap_class+0x640/0x640 [ 309.818829] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 309.823856] ? find_held_lock+0x36/0x1c0 [ 309.827933] ? ____cache_alloc_node+0x1c7/0x1e0 [ 309.832610] ? lock_downgrade+0x900/0x900 [ 309.836770] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.842316] cache_grow_begin+0xa5/0x8c0 [ 309.846385] ? do_raw_spin_unlock+0xa7/0x330 [ 309.850803] fallback_alloc+0x204/0x2e0 [ 309.854791] ____cache_alloc_node+0x1c7/0x1e0 [ 309.859297] kmem_cache_alloc_node+0xe3/0x730 [ 309.863796] ? ipv6_get_ifaddr+0x42e/0x620 [ 309.868044] __alloc_skb+0x119/0x770 [ 309.871759] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 309.877042] ? netdev_alloc_frag+0x1f0/0x1f0 [ 309.881471] ? lock_downgrade+0x900/0x900 [ 309.885631] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.891173] ? refcount_sub_and_test_checked+0x203/0x310 [ 309.896634] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 309.902092] ? addrconf_rs_timer+0x690/0x690 [ 309.906522] ndisc_alloc_skb+0x144/0x340 [ 309.910595] ndisc_send_rs+0x331/0x6e0 [ 309.914498] addrconf_rs_timer+0x314/0x690 [ 309.918745] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 309.923024] call_timer_fn+0x272/0x920 [ 309.926917] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 309.931160] ? process_timeout+0x40/0x40 [ 309.935238] ? __run_timers+0x7da/0xc70 [ 309.939220] ? _raw_spin_unlock_irq+0x27/0x80 [ 309.943718] ? _raw_spin_unlock_irq+0x27/0x80 [ 309.948218] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 309.952456] ? lockdep_hardirqs_on+0x296/0x5b0 [ 309.957053] ? trace_hardirqs_on+0xbd/0x310 [ 309.961396] ? kasan_check_read+0x11/0x20 [ 309.965553] ? __run_timers+0x7da/0xc70 [ 309.969532] ? trace_hardirqs_off_caller+0x310/0x310 [ 309.974642] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 309.978886] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 309.983186] __run_timers+0x7e5/0xc70 [ 309.987018] ? timer_fixup_init+0x70/0x70 [ 309.991167] ? compat_start_thread+0x80/0x80 [ 309.995582] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.001128] ? _raw_spin_unlock_irq+0x60/0x80 [ 310.005632] ? finish_task_switch+0x1f4/0x910 [ 310.010133] ? finish_task_switch+0x1b4/0x910 [ 310.014634] ? __switch_to_asm+0x34/0x70 [ 310.018705] ? preempt_notifier_register+0x200/0x200 [ 310.023817] ? __switch_to_asm+0x34/0x70 [ 310.027884] ? __switch_to_asm+0x40/0x70 [ 310.031947] ? __switch_to_asm+0x34/0x70 [ 310.036032] ? __switch_to_asm+0x40/0x70 [ 310.040097] ? __switch_to_asm+0x34/0x70 [ 310.044164] ? __switch_to_asm+0x40/0x70 [ 310.048231] ? __switch_to_asm+0x40/0x70 [ 310.052307] ? pvclock_read_flags+0x160/0x160 [ 310.056811] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.062357] ? check_preemption_disabled+0x48/0x280 [ 310.067389] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 310.072936] ? rcu_pm_notify+0xc0/0xc0 [ 310.076881] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.082423] ? check_preemption_disabled+0x48/0x280 [ 310.087447] run_timer_softirq+0x52/0xb0 [ 310.091518] ? rcu_read_lock_sched_held+0x14f/0x180 [ 310.096541] __do_softirq+0x308/0xb7e [ 310.100350] ? retint_kernel+0x2d/0x2d [ 310.104313] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 310.109426] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 310.114897] ? schedule+0x108/0x460 [ 310.118530] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 310.123292] ? __schedule+0x21d0/0x21d0 [ 310.127280] ? trace_hardirqs_off+0xb8/0x310 [ 310.131694] ? smpboot_thread_fn+0x68b/0xa00 [ 310.136108] ? trace_hardirqs_on+0x310/0x310 [ 310.140522] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 310.146065] ? check_preemption_disabled+0x48/0x280 [ 310.151099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.156640] ? takeover_tasklets+0xa90/0xa90 [ 310.161109] run_ksoftirqd+0x5e/0x100 [ 310.164918] smpboot_thread_fn+0x68b/0xa00 [ 310.169189] ? sort_range+0x30/0x30 [ 310.172826] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 310.177941] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 310.183503] ? __kthread_parkme+0xfb/0x1a0 [ 310.187747] ? sort_range+0x30/0x30 [ 310.191376] kthread+0x35a/0x440 [ 310.194750] ? kthread_stop+0x900/0x900 [ 310.198736] ret_from_fork+0x3a/0x50 [ 310.202476] warn_alloc_show_mem: 1 callbacks suppressed [ 310.202486] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 310.202487] Mem-Info: [ 310.202516] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 310.202516] active_file:14 inactive_file:13 isolated_file:0 [ 310.202516] unevictable:0 dirty:0 writeback:0 unstable:0 [ 310.202516] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 310.202516] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 310.202516] free:13782 free_pcp:155 free_cma:0 [ 310.207860] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 310.207868] Call Trace: [ 310.214716] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 310.217122] dump_stack+0x244/0x39d [ 310.250241] 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 [ 310.259621] ? dump_stack_print_info.cold.1+0x20/0x20 [ 310.262201] lowmem_reserve[]: 0 2818 6321 6321 [ 310.289718] warn_alloc.cold.116+0xb7/0x1bd [ 310.293319] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 310.319517] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 310.324690] lowmem_reserve[]: 0 0 3503 3503 [ 310.329278] ? lock_downgrade+0x900/0x900 [ 310.333583] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 310.361004] ? trace_hardirqs_off+0xb8/0x310 [ 310.365827] lowmem_reserve[]: 0 0 0 0 [ 310.370158] ? trace_hardirqs_off+0xb8/0x310 [ 310.374284] 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 [ 310.403265] __alloc_pages_slowpath+0x26e8/0x2e10 [ 310.407652] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 310.411475] ? warn_alloc+0x120/0x120 [ 310.415898] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 310.429425] ? warn_alloc+0x120/0x120 [ 310.434257] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 310.449511] ? warn_alloc+0x120/0x120 [ 310.453299] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 310.468383] ? print_usage_bug+0xc0/0xc0 [ 310.472165] 165 total pagecache pages [ 310.481002] ? print_usage_bug+0xc0/0xc0 [ 310.484789] 0 pages in swap cache [ 310.493361] ? mark_held_locks+0x130/0x130 [ 310.497399] Swap cache stats: add 0, delete 0, find 0/0 [ 310.497407] Free swap = 0kB [ 310.501207] ? mark_held_locks+0x130/0x130 [ 310.505245] Total swap = 0kB [ 310.508697] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 310.512908] 1965979 pages RAM [ 310.518341] ? should_fail+0x22d/0xd01 [ 310.521338] 0 pages HighMem/MovableOnly [ 310.521345] 342854 pages reserved [ 310.525572] ? zap_class+0x640/0x640 [ 310.525590] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 310.528588] 0 pages cma reserved [ 310.534120] ? __lock_acquire+0x62f/0x4c20 [ 310.537269] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 310.541100] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 310.545131] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 310.548502] ? __lock_acquire+0x62f/0x4c20 [ 310.548516] ? should_fail+0x22d/0xd01 [ 310.552213] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 310.557322] ? mark_held_locks+0x130/0x130 [ 310.603764] ? mark_held_locks+0x130/0x130 [ 310.608008] ? lock_downgrade+0x900/0x900 [ 310.612162] ? zap_class+0x640/0x640 [ 310.615881] ? zap_class+0x640/0x640 [ 310.619597] ? do_raw_spin_unlock+0xa7/0x330 [ 310.625591] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 310.630358] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.635906] ? check_preemption_disabled+0x48/0x280 [ 310.640971] ? __lock_is_held+0xb5/0x140 [ 310.645041] __alloc_pages_nodemask+0xa80/0xde0 [ 310.649715] ? zap_class+0x640/0x640 [ 310.653436] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 310.658465] ? find_held_lock+0x36/0x1c0 [ 310.662541] ? ____cache_alloc_node+0x1c7/0x1e0 [ 310.667224] ? lock_downgrade+0x900/0x900 [ 310.671382] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.676948] cache_grow_begin+0xa5/0x8c0 [ 310.681015] ? do_raw_spin_unlock+0xa7/0x330 [ 310.685434] fallback_alloc+0x204/0x2e0 [ 310.689419] ____cache_alloc_node+0x1c7/0x1e0 [ 310.693946] kmem_cache_alloc_node+0xe3/0x730 [ 310.698448] ? lockdep_hardirqs_on+0x296/0x5b0 [ 310.703040] __alloc_skb+0x119/0x770 [ 310.706755] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 310.712126] ? netdev_alloc_frag+0x1f0/0x1f0 [ 310.716546] ? vprintk_default+0x28/0x30 [ 310.720613] ? vprintk_func+0x85/0x181 [ 310.724506] ? printk+0xa7/0xcf [ 310.727790] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 310.732561] new_skb+0x26/0x1c0 [ 310.735845] aoecmd_cfg+0x279/0x7f0 [ 310.739482] ? find_held_lock+0x36/0x1c0 [ 310.743548] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 310.747879] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.753545] ? __lock_is_held+0xb5/0x140 [ 310.757624] discover_timer+0x50/0x60 [ 310.761429] call_timer_fn+0x272/0x920 [ 310.765323] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 310.770169] ? process_timeout+0x40/0x40 [ 310.774275] ? __run_timers+0x7da/0xc70 [ 310.778259] ? _raw_spin_unlock_irq+0x27/0x80 [ 310.782764] ? _raw_spin_unlock_irq+0x27/0x80 [ 310.787263] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 310.792680] ? lockdep_hardirqs_on+0x296/0x5b0 [ 310.797336] ? trace_hardirqs_on+0xbd/0x310 [ 310.801665] ? kasan_check_read+0x11/0x20 [ 310.805816] ? __run_timers+0x7da/0xc70 [ 310.809797] ? trace_hardirqs_off_caller+0x310/0x310 [ 310.815012] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 310.819859] __run_timers+0x7e5/0xc70 [ 310.823672] ? timer_fixup_init+0x70/0x70 [ 310.827825] ? _raw_spin_unlock_irq+0x27/0x80 [ 310.832325] ? _raw_spin_unlock_irq+0x27/0x80 [ 310.836830] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 310.841592] ? trace_hardirqs_on+0xbd/0x310 [ 310.846009] ? kasan_check_read+0x11/0x20 [ 310.850251] ? finish_task_switch+0x1f4/0x910 [ 310.854754] ? trace_hardirqs_off_caller+0x310/0x310 [ 310.859859] ? compat_start_thread+0x80/0x80 [ 310.864294] ? pvclock_read_flags+0x160/0x160 [ 310.868792] ? __switch_to_asm+0x34/0x70 [ 310.872954] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.878526] ? check_preemption_disabled+0x48/0x280 [ 310.883559] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 310.889104] ? rcu_pm_notify+0xc0/0xc0 [ 310.893000] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.898545] ? check_preemption_disabled+0x48/0x280 [ 310.903662] run_timer_softirq+0x52/0xb0 [ 310.907729] ? rcu_read_lock_sched_held+0x14f/0x180 [ 310.912765] __do_softirq+0x308/0xb7e [ 310.916578] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 310.921686] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 310.926457] ? schedule+0x108/0x460 [ 310.930089] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 310.934878] ? trace_hardirqs_off+0xb8/0x310 [ 310.939318] ? smpboot_thread_fn+0x68b/0xa00 [ 310.943822] ? trace_hardirqs_on+0x310/0x310 [ 310.948239] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 310.953788] ? check_preemption_disabled+0x48/0x280 [ 310.958814] ? takeover_tasklets+0xa90/0xa90 [ 310.963231] run_ksoftirqd+0x5e/0x100 [ 310.967041] smpboot_thread_fn+0x68b/0xa00 [ 310.971287] ? sort_range+0x30/0x30 [ 310.974936] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 310.980391] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 310.985968] ? __kthread_parkme+0xfb/0x1a0 [ 310.990209] ? sort_range+0x30/0x30 [ 310.993840] kthread+0x35a/0x440 [ 310.997212] ? kthread_stop+0x900/0x900 [ 311.001195] ret_from_fork+0x3a/0x50 [ 311.004946] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 311.005011] aoe: skb alloc failure [ 311.011905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 311.011912] Call Trace: [ 311.015512] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 311.024808] dump_stack+0x244/0x39d [ 311.027379] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 311.037733] ? dump_stack_print_info.cold.1+0x20/0x20 [ 311.051216] warn_alloc.cold.116+0xb7/0x1bd [ 311.055554] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 311.060412] ? lock_downgrade+0x900/0x900 [ 311.064575] ? trace_hardirqs_off+0xb8/0x310 [ 311.068999] ? trace_hardirqs_off+0xb8/0x310 [ 311.073421] __alloc_pages_slowpath+0x26e8/0x2e10 [ 311.078302] ? warn_alloc+0x120/0x120 [ 311.082109] ? print_usage_bug+0xc0/0xc0 [ 311.086174] ? warn_alloc+0x120/0x120 [ 311.089986] ? warn_alloc+0x120/0x120 [ 311.093791] ? print_usage_bug+0xc0/0xc0 [ 311.097860] ? print_usage_bug+0xc0/0xc0 [ 311.101953] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.107494] ? should_fail+0x22d/0xd01 [ 311.111388] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 311.116505] ? __lock_acquire+0x62f/0x4c20 [ 311.120754] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 311.125865] ? __lock_acquire+0x62f/0x4c20 [ 311.130122] ? should_fail+0x22d/0xd01 [ 311.134021] ? find_held_lock+0x36/0x1c0 [ 311.138101] ? mark_held_locks+0x130/0x130 [ 311.142366] ? mark_held_locks+0x130/0x130 [ 311.146651] ? zap_class+0x640/0x640 [ 311.150374] ? mark_held_locks+0xc7/0x130 [ 311.154596] ? do_raw_spin_unlock+0xa7/0x330 [ 311.159011] ? zap_class+0x640/0x640 [ 311.162727] ? print_usage_bug+0xc0/0xc0 [ 311.166797] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.172339] ? check_preemption_disabled+0x48/0x280 [ 311.177371] ? __lock_is_held+0xb5/0x140 [ 311.181447] __alloc_pages_nodemask+0xa80/0xde0 [ 311.186120] ? zap_class+0x640/0x640 [ 311.189846] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 311.194913] ? find_held_lock+0x36/0x1c0 [ 311.198985] ? ____cache_alloc_node+0x1c7/0x1e0 [ 311.203658] ? lock_downgrade+0x900/0x900 [ 311.207816] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.213365] cache_grow_begin+0xa5/0x8c0 [ 311.217434] ? do_raw_spin_unlock+0xa7/0x330 [ 311.221888] fallback_alloc+0x204/0x2e0 [ 311.225907] ____cache_alloc_node+0x1c7/0x1e0 [ 311.230419] kmem_cache_alloc_node+0xe3/0x730 [ 311.234926] ? ipv6_get_ifaddr+0x42e/0x620 [ 311.239172] __alloc_skb+0x119/0x770 [ 311.242911] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 311.248227] ? netdev_alloc_frag+0x1f0/0x1f0 [ 311.252640] ? lock_downgrade+0x900/0x900 [ 311.256798] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.262346] ? refcount_sub_and_test_checked+0x203/0x310 [ 311.267803] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 311.273257] ? addrconf_rs_timer+0x690/0x690 [ 311.277682] ndisc_alloc_skb+0x144/0x340 [ 311.281753] ndisc_send_rs+0x331/0x6e0 [ 311.285648] addrconf_rs_timer+0x314/0x690 [ 311.289912] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 311.294165] call_timer_fn+0x272/0x920 [ 311.298056] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 311.302295] ? process_timeout+0x40/0x40 [ 311.306369] ? __run_timers+0x7da/0xc70 [ 311.310355] ? _raw_spin_unlock_irq+0x27/0x80 [ 311.314881] ? _raw_spin_unlock_irq+0x27/0x80 [ 311.319383] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 311.323621] ? lockdep_hardirqs_on+0x296/0x5b0 [ 311.328213] ? trace_hardirqs_on+0xbd/0x310 [ 311.332540] ? kasan_check_read+0x11/0x20 [ 311.336694] ? __run_timers+0x7da/0xc70 [ 311.340674] ? trace_hardirqs_off_caller+0x310/0x310 [ 311.345789] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 311.350064] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 311.354303] __run_timers+0x7e5/0xc70 [ 311.358117] ? timer_fixup_init+0x70/0x70 [ 311.362269] ? compat_start_thread+0x80/0x80 [ 311.366690] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.372241] ? _raw_spin_unlock_irq+0x60/0x80 [ 311.376742] ? finish_task_switch+0x1f4/0x910 [ 311.381245] ? finish_task_switch+0x1b4/0x910 [ 311.385745] ? __switch_to_asm+0x34/0x70 [ 311.389819] ? preempt_notifier_register+0x200/0x200 [ 311.394931] ? __switch_to_asm+0x34/0x70 [ 311.398998] ? __switch_to_asm+0x40/0x70 [ 311.403065] ? __switch_to_asm+0x34/0x70 [ 311.407127] ? __switch_to_asm+0x40/0x70 [ 311.411195] ? __switch_to_asm+0x34/0x70 [ 311.415259] ? __switch_to_asm+0x40/0x70 [ 311.419329] ? __switch_to_asm+0x40/0x70 [ 311.423403] ? pvclock_read_flags+0x160/0x160 [ 311.427906] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.433449] ? check_preemption_disabled+0x48/0x280 [ 311.438478] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 311.444113] ? rcu_pm_notify+0xc0/0xc0 [ 311.448009] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.453551] ? check_preemption_disabled+0x48/0x280 [ 311.458577] run_timer_softirq+0x52/0xb0 [ 311.462702] ? rcu_read_lock_sched_held+0x14f/0x180 [ 311.467726] __do_softirq+0x308/0xb7e [ 311.471541] ? retint_kernel+0x2d/0x2d [ 311.475438] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 311.480550] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 311.486009] ? schedule+0x108/0x460 [ 311.489641] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 311.494404] ? __schedule+0x21d0/0x21d0 [ 311.498391] ? trace_hardirqs_off+0xb8/0x310 [ 311.502806] ? smpboot_thread_fn+0x68b/0xa00 [ 311.507219] ? trace_hardirqs_on+0x310/0x310 [ 311.511634] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.517180] ? check_preemption_disabled+0x48/0x280 [ 311.522206] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.527749] ? takeover_tasklets+0xa90/0xa90 [ 311.532166] run_ksoftirqd+0x5e/0x100 [ 311.535977] smpboot_thread_fn+0x68b/0xa00 [ 311.540227] ? sort_range+0x30/0x30 [ 311.543883] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 311.548997] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.554553] ? __kthread_parkme+0xfb/0x1a0 [ 311.558795] ? sort_range+0x30/0x30 [ 311.562427] kthread+0x35a/0x440 [ 311.565799] ? kthread_stop+0x900/0x900 [ 311.569784] ret_from_fork+0x3a/0x50 [ 311.573517] warn_alloc_show_mem: 1 callbacks suppressed [ 311.573526] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 311.573528] Mem-Info: [ 311.573556] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 311.573556] active_file:14 inactive_file:13 isolated_file:0 [ 311.573556] unevictable:0 dirty:0 writeback:0 unstable:0 [ 311.573556] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 311.573556] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 311.573556] free:13782 free_pcp:155 free_cma:0 [ 311.578902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 311.578909] Call Trace: [ 311.585762] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 311.588174] dump_stack+0x244/0x39d [ 311.621038] 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 [ 311.630408] ? dump_stack_print_info.cold.1+0x20/0x20 [ 311.632968] lowmem_reserve[]: 0 2818 6321 6321 [ 311.660484] warn_alloc.cold.116+0xb7/0x1bd [ 311.664091] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 311.690254] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 311.695470] lowmem_reserve[]: 0 0 3503 3503 [ 311.700071] ? lock_downgrade+0x900/0x900 [ 311.704373] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 311.731794] ? trace_hardirqs_off+0xb8/0x310 [ 311.736627] lowmem_reserve[]: 0 0 0 0 [ 311.740959] ? trace_hardirqs_off+0xb8/0x310 [ 311.745085] 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 [ 311.774065] __alloc_pages_slowpath+0x26e8/0x2e10 [ 311.778448] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 311.782280] ? warn_alloc+0x120/0x120 [ 311.786662] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 311.800195] ? warn_alloc+0x120/0x120 [ 311.805033] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 311.820379] ? warn_alloc+0x120/0x120 [ 311.824166] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 311.839251] ? print_usage_bug+0xc0/0xc0 [ 311.843038] 165 total pagecache pages [ 311.851877] ? print_usage_bug+0xc0/0xc0 [ 311.855667] 0 pages in swap cache [ 311.864240] ? mark_held_locks+0x130/0x130 [ 311.868288] Swap cache stats: add 0, delete 0, find 0/0 [ 311.872088] ? mark_held_locks+0x130/0x130 [ 311.876122] Free swap = 0kB [ 311.876132] Total swap = 0kB [ 311.879591] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.883801] 1965979 pages RAM [ 311.889184] ? should_fail+0x22d/0xd01 [ 311.893442] 0 pages HighMem/MovableOnly [ 311.896457] ? zap_class+0x640/0x640 [ 311.899494] 342854 pages reserved [ 311.899501] 0 pages cma reserved [ 311.905043] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 311.908192] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 311.912023] ? __lock_acquire+0x62f/0x4c20 [ 311.916058] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 311.919712] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 311.923147] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 311.926508] ? __lock_acquire+0x62f/0x4c20 [ 311.926521] ? should_fail+0x22d/0xd01 [ 311.970640] ? mark_held_locks+0x130/0x130 [ 311.974888] ? mark_held_locks+0x130/0x130 [ 311.979132] ? lock_downgrade+0x900/0x900 [ 311.983292] ? zap_class+0x640/0x640 [ 311.987103] ? zap_class+0x640/0x640 [ 311.990841] ? do_raw_spin_unlock+0xa7/0x330 [ 311.995260] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 312.000037] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.005583] ? check_preemption_disabled+0x48/0x280 [ 312.010617] ? __lock_is_held+0xb5/0x140 [ 312.014778] __alloc_pages_nodemask+0xa80/0xde0 [ 312.019475] ? zap_class+0x640/0x640 [ 312.023199] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 312.028233] ? find_held_lock+0x36/0x1c0 [ 312.032311] ? ____cache_alloc_node+0x1c7/0x1e0 [ 312.036987] ? lock_downgrade+0x900/0x900 [ 312.041146] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.046790] cache_grow_begin+0xa5/0x8c0 [ 312.050884] ? do_raw_spin_unlock+0xa7/0x330 [ 312.055304] fallback_alloc+0x204/0x2e0 [ 312.059306] ____cache_alloc_node+0x1c7/0x1e0 [ 312.063835] kmem_cache_alloc_node+0xe3/0x730 [ 312.068339] ? lockdep_hardirqs_on+0x296/0x5b0 [ 312.072934] __alloc_skb+0x119/0x770 [ 312.076654] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 312.082028] ? netdev_alloc_frag+0x1f0/0x1f0 [ 312.086448] ? vprintk_default+0x28/0x30 [ 312.090514] ? vprintk_func+0x85/0x181 [ 312.094409] ? printk+0xa7/0xcf [ 312.097698] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 312.102469] new_skb+0x26/0x1c0 [ 312.105757] aoecmd_cfg+0x279/0x7f0 [ 312.109395] ? find_held_lock+0x36/0x1c0 [ 312.113464] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 312.117816] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.123370] ? __lock_is_held+0xb5/0x140 [ 312.127444] discover_timer+0x50/0x60 [ 312.131248] call_timer_fn+0x272/0x920 [ 312.135141] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 312.139988] ? process_timeout+0x40/0x40 [ 312.144059] ? __run_timers+0x7da/0xc70 [ 312.148041] ? _raw_spin_unlock_irq+0x27/0x80 [ 312.152542] ? _raw_spin_unlock_irq+0x27/0x80 [ 312.157042] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 312.161893] ? lockdep_hardirqs_on+0x296/0x5b0 [ 312.166486] ? trace_hardirqs_on+0xbd/0x310 [ 312.170831] ? kasan_check_read+0x11/0x20 [ 312.174982] ? __run_timers+0x7da/0xc70 [ 312.178964] ? trace_hardirqs_off_caller+0x310/0x310 [ 312.184082] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 312.188928] __run_timers+0x7e5/0xc70 [ 312.192745] ? timer_fixup_init+0x70/0x70 [ 312.196899] ? _raw_spin_unlock_irq+0x27/0x80 [ 312.201399] ? _raw_spin_unlock_irq+0x27/0x80 [ 312.205901] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 312.210493] ? trace_hardirqs_on+0xbd/0x310 [ 312.214835] ? kasan_check_read+0x11/0x20 [ 312.218989] ? finish_task_switch+0x1f4/0x910 [ 312.223493] ? trace_hardirqs_off_caller+0x310/0x310 [ 312.228601] ? compat_start_thread+0x80/0x80 [ 312.233034] ? pvclock_read_flags+0x160/0x160 [ 312.237537] ? __switch_to_asm+0x34/0x70 [ 312.241605] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.247152] ? check_preemption_disabled+0x48/0x280 [ 312.252184] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 312.257727] ? rcu_pm_notify+0xc0/0xc0 [ 312.261620] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.267162] ? check_preemption_disabled+0x48/0x280 [ 312.272190] run_timer_softirq+0x52/0xb0 [ 312.276254] ? rcu_read_lock_sched_held+0x14f/0x180 [ 312.281274] __do_softirq+0x308/0xb7e [ 312.285087] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 312.290197] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 312.294965] ? schedule+0x108/0x460 [ 312.298600] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 312.303368] ? trace_hardirqs_off+0xb8/0x310 [ 312.307804] ? smpboot_thread_fn+0x68b/0xa00 [ 312.312225] ? trace_hardirqs_on+0x310/0x310 [ 312.316643] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 312.322184] ? check_preemption_disabled+0x48/0x280 [ 312.327205] ? takeover_tasklets+0xa90/0xa90 [ 312.331622] run_ksoftirqd+0x5e/0x100 [ 312.335427] smpboot_thread_fn+0x68b/0xa00 [ 312.339671] ? sort_range+0x30/0x30 [ 312.343326] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 312.348437] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 312.353982] ? __kthread_parkme+0xfb/0x1a0 [ 312.358224] ? sort_range+0x30/0x30 [ 312.361856] kthread+0x35a/0x440 [ 312.365232] ? kthread_stop+0x900/0x900 [ 312.369220] ret_from_fork+0x3a/0x50 [ 312.372972] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 312.373034] aoe: skb alloc failure [ 312.379909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 312.379914] Call Trace: [ 312.379931] dump_stack+0x244/0x39d [ 312.379947] ? dump_stack_print_info.cold.1+0x20/0x20 [ 312.379973] warn_alloc.cold.116+0xb7/0x1bd [ 312.383516] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 312.392850] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 312.395428] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 312.399127] ? lock_downgrade+0x900/0x900 [ 312.432588] ? trace_hardirqs_off+0xb8/0x310 [ 312.437010] ? trace_hardirqs_off+0xb8/0x310 [ 312.441431] __alloc_pages_slowpath+0x26e8/0x2e10 [ 312.446310] ? warn_alloc+0x120/0x120 [ 312.450118] ? print_usage_bug+0xc0/0xc0 [ 312.454184] ? warn_alloc+0x120/0x120 [ 312.457993] ? warn_alloc+0x120/0x120 [ 312.461818] ? print_usage_bug+0xc0/0xc0 [ 312.465889] ? print_usage_bug+0xc0/0xc0 [ 312.469972] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 312.475517] ? should_fail+0x22d/0xd01 [ 312.479412] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 312.484606] ? __lock_acquire+0x62f/0x4c20 [ 312.488850] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 312.493966] ? __lock_acquire+0x62f/0x4c20 [ 312.498203] ? should_fail+0x22d/0xd01 [ 312.502097] ? find_held_lock+0x36/0x1c0 [ 312.506169] ? mark_held_locks+0x130/0x130 [ 312.510413] ? mark_held_locks+0x130/0x130 [ 312.514649] ? zap_class+0x640/0x640 [ 312.518373] ? mark_held_locks+0xc7/0x130 [ 312.522523] ? do_raw_spin_unlock+0xa7/0x330 [ 312.526979] ? zap_class+0x640/0x640 [ 312.530699] ? print_usage_bug+0xc0/0xc0 [ 312.534786] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.540332] ? check_preemption_disabled+0x48/0x280 [ 312.545363] ? __lock_is_held+0xb5/0x140 [ 312.549432] __alloc_pages_nodemask+0xa80/0xde0 [ 312.554289] ? zap_class+0x640/0x640 [ 312.558012] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 312.563046] ? find_held_lock+0x36/0x1c0 [ 312.567120] ? ____cache_alloc_node+0x1c7/0x1e0 [ 312.571809] ? lock_downgrade+0x900/0x900 [ 312.575969] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.581513] cache_grow_begin+0xa5/0x8c0 [ 312.585576] ? do_raw_spin_unlock+0xa7/0x330 [ 312.590000] fallback_alloc+0x204/0x2e0 [ 312.593989] ____cache_alloc_node+0x1c7/0x1e0 [ 312.598493] kmem_cache_alloc_node+0xe3/0x730 [ 312.602996] ? ipv6_get_ifaddr+0x42e/0x620 [ 312.607240] __alloc_skb+0x119/0x770 [ 312.610961] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 312.616246] ? netdev_alloc_frag+0x1f0/0x1f0 [ 312.620660] ? lock_downgrade+0x900/0x900 [ 312.625329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.630879] ? refcount_sub_and_test_checked+0x203/0x310 [ 312.636340] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 312.641806] ? addrconf_rs_timer+0x690/0x690 [ 312.646229] ndisc_alloc_skb+0x144/0x340 [ 312.650299] ndisc_send_rs+0x331/0x6e0 [ 312.654199] addrconf_rs_timer+0x314/0x690 [ 312.658442] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 312.662692] call_timer_fn+0x272/0x920 [ 312.666582] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 312.670834] ? process_timeout+0x40/0x40 [ 312.674906] ? __run_timers+0x7da/0xc70 [ 312.678890] ? _raw_spin_unlock_irq+0x27/0x80 [ 312.683389] ? _raw_spin_unlock_irq+0x27/0x80 [ 312.687886] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 312.692127] ? lockdep_hardirqs_on+0x296/0x5b0 [ 312.696719] ? trace_hardirqs_on+0xbd/0x310 [ 312.701090] ? kasan_check_read+0x11/0x20 [ 312.705244] ? __run_timers+0x7da/0xc70 [ 312.709278] ? trace_hardirqs_off_caller+0x310/0x310 [ 312.714390] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 312.718635] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 312.722870] __run_timers+0x7e5/0xc70 [ 312.726686] ? timer_fixup_init+0x70/0x70 [ 312.730836] ? compat_start_thread+0x80/0x80 [ 312.735251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.740813] ? _raw_spin_unlock_irq+0x60/0x80 [ 312.745312] ? finish_task_switch+0x1f4/0x910 [ 312.749811] ? finish_task_switch+0x1b4/0x910 [ 312.754309] ? __switch_to_asm+0x34/0x70 [ 312.758378] ? preempt_notifier_register+0x200/0x200 [ 312.763489] ? __switch_to_asm+0x34/0x70 [ 312.767556] ? __switch_to_asm+0x40/0x70 [ 312.771619] ? __switch_to_asm+0x34/0x70 [ 312.775686] ? __switch_to_asm+0x40/0x70 [ 312.779766] ? __switch_to_asm+0x34/0x70 [ 312.783835] ? __switch_to_asm+0x40/0x70 [ 312.787901] ? __switch_to_asm+0x40/0x70 [ 312.792481] ? pvclock_read_flags+0x160/0x160 [ 312.796984] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.802527] ? check_preemption_disabled+0x48/0x280 [ 312.807553] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 312.813100] ? rcu_pm_notify+0xc0/0xc0 [ 312.816995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.822541] ? check_preemption_disabled+0x48/0x280 [ 312.827567] run_timer_softirq+0x52/0xb0 [ 312.831637] ? rcu_read_lock_sched_held+0x14f/0x180 [ 312.836663] __do_softirq+0x308/0xb7e [ 312.840477] ? retint_kernel+0x2d/0x2d [ 312.844378] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 312.849490] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 312.854950] ? schedule+0x108/0x460 [ 312.858580] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 312.863391] ? __schedule+0x21d0/0x21d0 [ 312.867375] ? trace_hardirqs_off+0xb8/0x310 [ 312.871835] ? smpboot_thread_fn+0x68b/0xa00 [ 312.876257] ? trace_hardirqs_on+0x310/0x310 [ 312.880675] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 312.886222] ? check_preemption_disabled+0x48/0x280 [ 312.891291] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.896859] ? takeover_tasklets+0xa90/0xa90 [ 312.901279] run_ksoftirqd+0x5e/0x100 [ 312.905087] smpboot_thread_fn+0x68b/0xa00 [ 312.909331] ? sort_range+0x30/0x30 [ 312.912971] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 312.918085] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 312.923632] ? __kthread_parkme+0xfb/0x1a0 [ 312.927880] ? sort_range+0x30/0x30 [ 312.931516] kthread+0x35a/0x440 [ 312.934893] ? kthread_stop+0x900/0x900 [ 312.938881] ret_from_fork+0x3a/0x50 [ 312.942622] warn_alloc_show_mem: 1 callbacks suppressed [ 312.942631] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 312.942636] Mem-Info: [ 312.942664] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 312.942664] active_file:14 inactive_file:13 isolated_file:0 [ 312.942664] unevictable:0 dirty:0 writeback:0 unstable:0 [ 312.942664] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 312.942664] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 312.942664] free:13782 free_pcp:155 free_cma:0 [ 312.948016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 312.948023] Call Trace: [ 312.954874] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 312.957292] dump_stack+0x244/0x39d [ 312.990153] 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 [ 312.999520] ? dump_stack_print_info.cold.1+0x20/0x20 [ 313.002086] lowmem_reserve[]: 0 2818 6321 6321 [ 313.029599] warn_alloc.cold.116+0xb7/0x1bd [ 313.033203] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 313.059319] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 313.064485] lowmem_reserve[]: 0 0 3503 3503 [ 313.069106] ? lock_downgrade+0x900/0x900 [ 313.073409] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 313.100829] ? trace_hardirqs_off+0xb8/0x310 [ 313.105646] lowmem_reserve[]: 0 0 0 0 [ 313.110020] ? trace_hardirqs_off+0xb8/0x310 [ 313.114147] 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 [ 313.143040] __alloc_pages_slowpath+0x26e8/0x2e10 [ 313.147427] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 313.151249] ? warn_alloc+0x120/0x120 [ 313.155624] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 313.169151] ? warn_alloc+0x120/0x120 [ 313.174071] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 313.189329] ? warn_alloc+0x120/0x120 [ 313.193113] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 313.208192] ? print_usage_bug+0xc0/0xc0 [ 313.211978] 165 total pagecache pages [ 313.220814] ? print_usage_bug+0xc0/0xc0 [ 313.224603] 0 pages in swap cache [ 313.233294] ? mark_held_locks+0x130/0x130 [ 313.237336] Swap cache stats: add 0, delete 0, find 0/0 [ 313.237343] Free swap = 0kB [ 313.241143] ? mark_held_locks+0x130/0x130 [ 313.245185] Total swap = 0kB [ 313.248641] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 313.252856] 1965979 pages RAM [ 313.258221] ? should_fail+0x22d/0xd01 [ 313.261228] 0 pages HighMem/MovableOnly [ 313.265450] ? zap_class+0x640/0x640 [ 313.265467] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 313.268466] 342854 pages reserved [ 313.274007] ? __lock_acquire+0x62f/0x4c20 [ 313.277095] 0 pages cma reserved [ 313.280982] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 313.284992] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 313.288641] ? __lock_acquire+0x62f/0x4c20 [ 313.288655] ? should_fail+0x22d/0xd01 [ 313.293797] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 313.297214] ? mark_held_locks+0x130/0x130 [ 313.301443] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 313.304812] ? mark_held_locks+0x130/0x130 [ 313.347922] ? lock_downgrade+0x900/0x900 [ 313.352078] ? zap_class+0x640/0x640 [ 313.355803] ? zap_class+0x640/0x640 [ 313.359522] ? zap_class+0x640/0x640 [ 313.363244] ? do_raw_spin_unlock+0xa7/0x330 [ 313.367663] ? trace_hardirqs_on+0x310/0x310 [ 313.372096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.377637] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.383179] ? check_preemption_disabled+0x48/0x280 [ 313.388208] ? __lock_is_held+0xb5/0x140 [ 313.392286] __alloc_pages_nodemask+0xa80/0xde0 [ 313.396959] ? zap_class+0x640/0x640 [ 313.400679] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 313.405745] ? find_held_lock+0x36/0x1c0 [ 313.409820] ? ____cache_alloc_node+0x1c7/0x1e0 [ 313.414558] ? lock_downgrade+0x900/0x900 [ 313.418741] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.424290] cache_grow_begin+0xa5/0x8c0 [ 313.428354] ? do_raw_spin_unlock+0xa7/0x330 [ 313.432792] fallback_alloc+0x204/0x2e0 [ 313.436786] ____cache_alloc_node+0x1c7/0x1e0 [ 313.441288] kmem_cache_alloc_node+0xe3/0x730 [ 313.445791] ? lockdep_hardirqs_on+0x296/0x5b0 [ 313.450388] __alloc_skb+0x119/0x770 [ 313.454108] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 313.459479] ? netdev_alloc_frag+0x1f0/0x1f0 [ 313.463983] ? vprintk_default+0x28/0x30 [ 313.468052] ? vprintk_func+0x85/0x181 [ 313.471946] ? printk+0xa7/0xcf [ 313.475229] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 313.479997] new_skb+0x26/0x1c0 [ 313.483281] aoecmd_cfg+0x279/0x7f0 [ 313.486957] ? find_held_lock+0x36/0x1c0 [ 313.491025] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 313.495355] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.500911] ? __lock_is_held+0xb5/0x140 [ 313.504987] discover_timer+0x50/0x60 [ 313.508798] call_timer_fn+0x272/0x920 [ 313.512709] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 313.517552] ? process_timeout+0x40/0x40 [ 313.521624] ? __run_timers+0x7da/0xc70 [ 313.525610] ? _raw_spin_unlock_irq+0x27/0x80 [ 313.530110] ? _raw_spin_unlock_irq+0x27/0x80 [ 313.534732] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 313.539579] ? lockdep_hardirqs_on+0x296/0x5b0 [ 313.544167] ? trace_hardirqs_on+0xbd/0x310 [ 313.548537] ? kasan_check_read+0x11/0x20 [ 313.552721] ? __run_timers+0x7da/0xc70 [ 313.556718] ? trace_hardirqs_off_caller+0x310/0x310 [ 313.561838] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 313.566707] __run_timers+0x7e5/0xc70 [ 313.570521] ? timer_fixup_init+0x70/0x70 [ 313.574697] ? _raw_spin_unlock_irq+0x27/0x80 [ 313.579198] ? _raw_spin_unlock_irq+0x27/0x80 [ 313.583715] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 313.588303] ? trace_hardirqs_on+0xbd/0x310 [ 313.592628] ? kasan_check_read+0x11/0x20 [ 313.596780] ? finish_task_switch+0x1f4/0x910 [ 313.601282] ? trace_hardirqs_off_caller+0x310/0x310 [ 313.606390] ? compat_start_thread+0x80/0x80 [ 313.610820] ? pvclock_read_flags+0x160/0x160 [ 313.615323] ? __switch_to_asm+0x34/0x70 [ 313.619479] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.625034] ? check_preemption_disabled+0x48/0x280 [ 313.630064] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 313.635607] ? rcu_pm_notify+0xc0/0xc0 [ 313.639498] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.645041] ? check_preemption_disabled+0x48/0x280 [ 313.650069] run_timer_softirq+0x52/0xb0 [ 313.654132] ? rcu_read_lock_sched_held+0x14f/0x180 [ 313.659150] __do_softirq+0x308/0xb7e [ 313.662961] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 313.668066] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 313.672834] ? schedule+0x108/0x460 [ 313.676471] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 313.681241] ? trace_hardirqs_off+0xb8/0x310 [ 313.685657] ? smpboot_thread_fn+0x68b/0xa00 [ 313.690096] ? trace_hardirqs_on+0x310/0x310 [ 313.694596] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 313.700141] ? check_preemption_disabled+0x48/0x280 [ 313.705166] ? takeover_tasklets+0xa90/0xa90 [ 313.709588] run_ksoftirqd+0x5e/0x100 [ 313.713397] smpboot_thread_fn+0x68b/0xa00 [ 313.717642] ? sort_range+0x30/0x30 [ 313.721311] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 313.726418] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 313.731962] ? __kthread_parkme+0xfb/0x1a0 [ 313.736207] ? sort_range+0x30/0x30 [ 313.739835] kthread+0x35a/0x440 [ 313.743210] ? kthread_stop+0x900/0x900 [ 313.747192] ret_from_fork+0x3a/0x50 [ 313.750924] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 313.750984] aoe: skb alloc failure [ 313.757866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 313.757870] Call Trace: [ 313.757888] dump_stack+0x244/0x39d [ 313.757904] ? dump_stack_print_info.cold.1+0x20/0x20 [ 313.757930] warn_alloc.cold.116+0xb7/0x1bd [ 313.761469] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 313.770800] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 313.773382] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 313.777010] ? lock_downgrade+0x900/0x900 [ 313.810482] ? trace_hardirqs_off+0xb8/0x310 [ 313.814904] ? trace_hardirqs_off+0xb8/0x310 [ 313.819327] __alloc_pages_slowpath+0x26e8/0x2e10 [ 313.824203] ? warn_alloc+0x120/0x120 [ 313.828105] ? print_usage_bug+0xc0/0xc0 [ 313.832181] ? warn_alloc+0x120/0x120 [ 313.835990] ? warn_alloc+0x120/0x120 [ 313.839818] ? print_usage_bug+0xc0/0xc0 [ 313.843891] ? print_usage_bug+0xc0/0xc0 [ 313.847967] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 313.853509] ? should_fail+0x22d/0xd01 [ 313.857407] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 313.862517] ? __lock_acquire+0x62f/0x4c20 [ 313.866807] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 313.871912] ? __lock_acquire+0x62f/0x4c20 [ 313.876160] ? should_fail+0x22d/0xd01 [ 313.880061] ? find_held_lock+0x36/0x1c0 [ 313.884136] ? mark_held_locks+0x130/0x130 [ 313.888389] ? mark_held_locks+0x130/0x130 [ 313.892629] ? zap_class+0x640/0x640 [ 313.896362] ? zap_class+0x640/0x640 [ 313.900082] ? print_usage_bug+0xc0/0xc0 [ 313.904145] ? do_raw_spin_unlock+0xa7/0x330 [ 313.908561] ? zap_class+0x640/0x640 [ 313.912282] ? print_usage_bug+0xc0/0xc0 [ 313.916348] ? wq_watchdog_touch+0x9c/0xfe [ 313.920595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.926141] ? check_preemption_disabled+0x48/0x280 [ 313.931180] ? __lock_is_held+0xb5/0x140 [ 313.935252] __alloc_pages_nodemask+0xa80/0xde0 [ 313.939922] ? zap_class+0x640/0x640 [ 313.943666] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 313.948724] ? find_held_lock+0x36/0x1c0 [ 313.952799] ? ____cache_alloc_node+0x1c7/0x1e0 [ 313.957472] ? lock_downgrade+0x900/0x900 [ 313.961640] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.967204] cache_grow_begin+0xa5/0x8c0 [ 313.971271] ? do_raw_spin_unlock+0xa7/0x330 [ 313.975701] fallback_alloc+0x204/0x2e0 [ 313.979705] ____cache_alloc_node+0x1c7/0x1e0 [ 313.984299] kmem_cache_alloc_node+0xe3/0x730 [ 313.988806] ? ipv6_get_ifaddr+0x42e/0x620 [ 313.993061] __alloc_skb+0x119/0x770 [ 313.996808] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 314.002266] ? netdev_alloc_frag+0x1f0/0x1f0 [ 314.006715] ? lock_downgrade+0x900/0x900 [ 314.010875] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.016419] ? refcount_sub_and_test_checked+0x203/0x310 [ 314.021881] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 314.027341] ? addrconf_rs_timer+0x690/0x690 [ 314.031773] ndisc_alloc_skb+0x144/0x340 [ 314.035845] ndisc_send_rs+0x331/0x6e0 [ 314.039743] addrconf_rs_timer+0x314/0x690 [ 314.043990] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 314.048239] call_timer_fn+0x272/0x920 [ 314.052132] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 314.056380] ? process_timeout+0x40/0x40 [ 314.060453] ? __run_timers+0x7da/0xc70 [ 314.064433] ? _raw_spin_unlock_irq+0x27/0x80 [ 314.068933] ? _raw_spin_unlock_irq+0x27/0x80 [ 314.073431] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 314.077683] ? lockdep_hardirqs_on+0x296/0x5b0 [ 314.082274] ? trace_hardirqs_on+0xbd/0x310 [ 314.086599] ? kasan_check_read+0x11/0x20 [ 314.090751] ? __run_timers+0x7da/0xc70 [ 314.094735] ? trace_hardirqs_off_caller+0x310/0x310 [ 314.099846] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 314.104090] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 314.108329] __run_timers+0x7e5/0xc70 [ 314.112143] ? timer_fixup_init+0x70/0x70 [ 314.116309] ? compat_start_thread+0x80/0x80 [ 314.120726] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.126279] ? _raw_spin_unlock_irq+0x60/0x80 [ 314.130790] ? finish_task_switch+0x1f4/0x910 [ 314.135291] ? finish_task_switch+0x1b4/0x910 [ 314.139790] ? __switch_to_asm+0x34/0x70 [ 314.143863] ? preempt_notifier_register+0x200/0x200 [ 314.148973] ? __switch_to_asm+0x34/0x70 [ 314.153038] ? __switch_to_asm+0x40/0x70 [ 314.157104] ? __switch_to_asm+0x34/0x70 [ 314.161173] ? __switch_to_asm+0x40/0x70 [ 314.165236] ? __switch_to_asm+0x34/0x70 [ 314.169305] ? __switch_to_asm+0x40/0x70 [ 314.173386] ? __switch_to_asm+0x40/0x70 [ 314.177462] ? pvclock_read_flags+0x160/0x160 [ 314.181968] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.187516] ? check_preemption_disabled+0x48/0x280 [ 314.192543] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 314.198089] ? rcu_pm_notify+0xc0/0xc0 [ 314.201988] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.207534] ? check_preemption_disabled+0x48/0x280 [ 314.212559] run_timer_softirq+0x52/0xb0 [ 314.216646] ? rcu_read_lock_sched_held+0x14f/0x180 [ 314.221808] __do_softirq+0x308/0xb7e [ 314.225618] ? retint_kernel+0x2d/0x2d [ 314.229532] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 314.234659] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 314.240123] ? schedule+0x108/0x460 [ 314.243762] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 314.248534] ? __schedule+0x21d0/0x21d0 [ 314.252518] ? trace_hardirqs_off+0xb8/0x310 [ 314.256973] ? smpboot_thread_fn+0x68b/0xa00 [ 314.261387] ? trace_hardirqs_on+0x310/0x310 [ 314.265803] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.271344] ? check_preemption_disabled+0x48/0x280 [ 314.276363] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.281905] ? takeover_tasklets+0xa90/0xa90 [ 314.286323] run_ksoftirqd+0x5e/0x100 [ 314.290131] smpboot_thread_fn+0x68b/0xa00 [ 314.294379] ? sort_range+0x30/0x30 [ 314.298012] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 314.303127] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.308677] ? __kthread_parkme+0xfb/0x1a0 [ 314.312918] ? sort_range+0x30/0x30 [ 314.316552] kthread+0x35a/0x440 [ 314.319923] ? kthread_stop+0x900/0x900 [ 314.323903] ret_from_fork+0x3a/0x50 [ 314.327647] warn_alloc_show_mem: 1 callbacks suppressed [ 314.327656] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 314.327658] Mem-Info: [ 314.327687] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 314.327687] active_file:14 inactive_file:13 isolated_file:0 [ 314.327687] unevictable:0 dirty:0 writeback:0 unstable:0 [ 314.327687] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 314.327687] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 314.327687] free:13782 free_pcp:155 free_cma:0 [ 314.333030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 314.333038] Call Trace: [ 314.339886] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 314.342303] dump_stack+0x244/0x39d [ 314.375167] 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 [ 314.384537] ? dump_stack_print_info.cold.1+0x20/0x20 [ 314.387099] lowmem_reserve[]: 0 2818 6321 6321 [ 314.414645] warn_alloc.cold.116+0xb7/0x1bd [ 314.418240] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 314.444406] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 314.449573] lowmem_reserve[]: 0 0 3503 3503 [ 314.454413] ? lock_downgrade+0x900/0x900 [ 314.458722] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 314.486144] ? trace_hardirqs_off+0xb8/0x310 [ 314.490964] lowmem_reserve[]: 0 0 0 0 [ 314.495301] ? trace_hardirqs_off+0xb8/0x310 [ 314.499429] 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 [ 314.528329] __alloc_pages_slowpath+0x26e8/0x2e10 [ 314.532720] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 314.536545] ? warn_alloc+0x120/0x120 [ 314.540918] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 314.554449] ? warn_alloc+0x120/0x120 [ 314.559280] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 314.574536] ? warn_alloc+0x120/0x120 [ 314.578332] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 314.593532] ? print_usage_bug+0xc0/0xc0 [ 314.597313] 165 total pagecache pages [ 314.606150] ? print_usage_bug+0xc0/0xc0 [ 314.609937] 0 pages in swap cache [ 314.618507] ? mark_held_locks+0x130/0x130 [ 314.623120] Swap cache stats: add 0, delete 0, find 0/0 [ 314.623124] Free swap = 0kB [ 314.623127] Total swap = 0kB [ 314.623132] 1965979 pages RAM [ 314.623135] 0 pages HighMem/MovableOnly [ 314.623137] 342854 pages reserved [ 314.623140] 0 pages cma reserved [ 314.623194] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 314.623236] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 314.623240] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 314.685890] ? mark_held_locks+0x130/0x130 [ 314.690136] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.695680] ? should_fail+0x22d/0xd01 [ 314.699574] ? zap_class+0x640/0x640 [ 314.703366] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 314.708480] ? __lock_acquire+0x62f/0x4c20 [ 314.712725] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 314.717834] ? __lock_acquire+0x62f/0x4c20 [ 314.722078] ? should_fail+0x22d/0xd01 [ 314.725979] ? mark_held_locks+0x130/0x130 [ 314.730224] ? mark_held_locks+0x130/0x130 [ 314.734462] ? lock_downgrade+0x900/0x900 [ 314.738632] ? zap_class+0x640/0x640 [ 314.742350] ? zap_class+0x640/0x640 [ 314.746068] ? zap_class+0x640/0x640 [ 314.749783] ? do_raw_spin_unlock+0xa7/0x330 [ 314.754199] ? trace_hardirqs_on+0x310/0x310 [ 314.758631] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.764175] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.769724] ? check_preemption_disabled+0x48/0x280 [ 314.774808] ? __lock_is_held+0xb5/0x140 [ 314.778881] __alloc_pages_nodemask+0xa80/0xde0 [ 314.783620] ? zap_class+0x640/0x640 [ 314.787346] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 314.792907] ? find_held_lock+0x36/0x1c0 [ 314.796983] ? ____cache_alloc_node+0x1c7/0x1e0 [ 314.801661] ? lock_downgrade+0x900/0x900 [ 314.805837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.811387] cache_grow_begin+0xa5/0x8c0 [ 314.815452] ? do_raw_spin_unlock+0xa7/0x330 [ 314.819872] fallback_alloc+0x204/0x2e0 [ 314.823860] ____cache_alloc_node+0x1c7/0x1e0 [ 314.828369] kmem_cache_alloc_node+0xe3/0x730 [ 314.832874] ? lockdep_hardirqs_on+0x296/0x5b0 [ 314.837473] __alloc_skb+0x119/0x770 [ 314.841193] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 314.846567] ? netdev_alloc_frag+0x1f0/0x1f0 [ 314.851011] ? vprintk_default+0x28/0x30 [ 314.855081] ? vprintk_func+0x85/0x181 [ 314.858977] ? printk+0xa7/0xcf [ 314.862264] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 314.867122] new_skb+0x26/0x1c0 [ 314.870408] aoecmd_cfg+0x279/0x7f0 [ 314.874043] ? find_held_lock+0x36/0x1c0 [ 314.878112] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 314.882710] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.888261] ? __lock_is_held+0xb5/0x140 [ 314.892337] discover_timer+0x50/0x60 [ 314.896142] call_timer_fn+0x272/0x920 [ 314.900034] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 314.904930] ? process_timeout+0x40/0x40 [ 314.909001] ? __run_timers+0x7da/0xc70 [ 314.912989] ? _raw_spin_unlock_irq+0x27/0x80 [ 314.917489] ? _raw_spin_unlock_irq+0x27/0x80 [ 314.921993] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 314.926845] ? lockdep_hardirqs_on+0x296/0x5b0 [ 314.931434] ? trace_hardirqs_on+0xbd/0x310 [ 314.935766] ? kasan_check_read+0x11/0x20 [ 314.939928] ? __run_timers+0x7da/0xc70 [ 314.943912] ? trace_hardirqs_off_caller+0x310/0x310 [ 314.949031] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 314.953879] __run_timers+0x7e5/0xc70 [ 314.957706] ? timer_fixup_init+0x70/0x70 [ 314.961862] ? _raw_spin_unlock_irq+0x27/0x80 [ 314.966366] ? _raw_spin_unlock_irq+0x27/0x80 [ 314.970868] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 314.975455] ? trace_hardirqs_on+0xbd/0x310 [ 314.979778] ? kasan_check_read+0x11/0x20 [ 314.984009] ? finish_task_switch+0x1f4/0x910 [ 314.988586] ? trace_hardirqs_off_caller+0x310/0x310 [ 314.993695] ? compat_start_thread+0x80/0x80 [ 314.998129] ? pvclock_read_flags+0x160/0x160 [ 315.002635] ? __switch_to_asm+0x34/0x70 [ 315.006707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.012251] ? check_preemption_disabled+0x48/0x280 [ 315.017407] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 315.022952] ? rcu_pm_notify+0xc0/0xc0 [ 315.026850] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.032395] ? check_preemption_disabled+0x48/0x280 [ 315.037449] run_timer_softirq+0x52/0xb0 [ 315.041521] ? rcu_read_lock_sched_held+0x14f/0x180 [ 315.046583] __do_softirq+0x308/0xb7e [ 315.050396] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 315.055567] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 315.060341] ? schedule+0x108/0x460 [ 315.063975] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 315.068752] ? trace_hardirqs_off+0xb8/0x310 [ 315.073165] ? smpboot_thread_fn+0x68b/0xa00 [ 315.077614] ? trace_hardirqs_on+0x310/0x310 [ 315.082027] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 315.087589] ? check_preemption_disabled+0x48/0x280 [ 315.092613] ? takeover_tasklets+0xa90/0xa90 [ 315.097027] run_ksoftirqd+0x5e/0x100 [ 315.100831] smpboot_thread_fn+0x68b/0xa00 [ 315.105171] ? sort_range+0x30/0x30 [ 315.108810] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 315.113919] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 315.119460] ? __kthread_parkme+0xfb/0x1a0 [ 315.123708] ? sort_range+0x30/0x30 [ 315.127342] kthread+0x35a/0x440 [ 315.130721] ? kthread_stop+0x900/0x900 [ 315.134709] ret_from_fork+0x3a/0x50 [ 315.138452] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 315.138512] aoe: skb alloc failure [ 315.145485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 315.145490] Call Trace: [ 315.145508] dump_stack+0x244/0x39d [ 315.145524] ? dump_stack_print_info.cold.1+0x20/0x20 [ 315.145570] warn_alloc.cold.116+0xb7/0x1bd [ 315.149118] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 315.158496] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 315.161072] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 315.164710] ? lock_downgrade+0x900/0x900 [ 315.198164] ? trace_hardirqs_off+0xb8/0x310 [ 315.202603] ? trace_hardirqs_off+0xb8/0x310 [ 315.207203] __alloc_pages_slowpath+0x26e8/0x2e10 [ 315.212081] ? warn_alloc+0x120/0x120 [ 315.215891] ? print_usage_bug+0xc0/0xc0 [ 315.219960] ? warn_alloc+0x120/0x120 [ 315.223771] ? warn_alloc+0x120/0x120 [ 315.227592] ? print_usage_bug+0xc0/0xc0 [ 315.231668] ? print_usage_bug+0xc0/0xc0 [ 315.235737] ? __lock_acquire+0x62f/0x4c20 [ 315.239978] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 315.245526] ? should_fail+0x22d/0xd01 [ 315.249442] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 315.254572] ? __lock_acquire+0x62f/0x4c20 [ 315.258833] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 315.263939] ? __lock_acquire+0x62f/0x4c20 [ 315.268176] ? should_fail+0x22d/0xd01 [ 315.272079] ? find_held_lock+0x36/0x1c0 [ 315.276155] ? mark_held_locks+0x130/0x130 [ 315.280404] ? mark_held_locks+0x130/0x130 [ 315.284651] ? zap_class+0x640/0x640 [ 315.288375] ? zap_class+0x640/0x640 [ 315.292097] ? print_usage_bug+0xc0/0xc0 [ 315.296199] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.301747] ? check_preemption_disabled+0x48/0x280 [ 315.306781] ? __lock_is_held+0xb5/0x140 [ 315.310858] __alloc_pages_nodemask+0xa80/0xde0 [ 315.315552] ? zap_class+0x640/0x640 [ 315.319275] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 315.324308] ? find_held_lock+0x36/0x1c0 [ 315.328383] ? ____cache_alloc_node+0x1c7/0x1e0 [ 315.333070] ? lock_downgrade+0x900/0x900 [ 315.337233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.342784] cache_grow_begin+0xa5/0x8c0 [ 315.346853] ? do_raw_spin_unlock+0xa7/0x330 [ 315.351363] fallback_alloc+0x204/0x2e0 [ 315.355350] ____cache_alloc_node+0x1c7/0x1e0 [ 315.359858] kmem_cache_alloc_node+0xe3/0x730 [ 315.364360] ? ipv6_get_ifaddr+0x42e/0x620 [ 315.368613] __alloc_skb+0x119/0x770 [ 315.372329] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 315.377631] ? netdev_alloc_frag+0x1f0/0x1f0 [ 315.382054] ? lock_downgrade+0x900/0x900 [ 315.386217] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.391762] ? refcount_sub_and_test_checked+0x203/0x310 [ 315.397225] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 315.402681] ? addrconf_rs_timer+0x690/0x690 [ 315.407121] ndisc_alloc_skb+0x144/0x340 [ 315.411249] ndisc_send_rs+0x331/0x6e0 [ 315.415147] addrconf_rs_timer+0x314/0x690 [ 315.419388] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 315.423639] call_timer_fn+0x272/0x920 [ 315.427548] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 315.431787] ? process_timeout+0x40/0x40 [ 315.435863] ? __run_timers+0x7da/0xc70 [ 315.439846] ? _raw_spin_unlock_irq+0x27/0x80 [ 315.444346] ? _raw_spin_unlock_irq+0x27/0x80 [ 315.448847] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 315.453090] ? lockdep_hardirqs_on+0x296/0x5b0 [ 315.457680] ? trace_hardirqs_on+0xbd/0x310 [ 315.462006] ? kasan_check_read+0x11/0x20 [ 315.466161] ? __run_timers+0x7da/0xc70 [ 315.470145] ? trace_hardirqs_off_caller+0x310/0x310 [ 315.475255] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 315.479498] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 315.483756] __run_timers+0x7e5/0xc70 [ 315.487580] ? timer_fixup_init+0x70/0x70 [ 315.491735] ? compat_start_thread+0x80/0x80 [ 315.496150] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.501870] ? _raw_spin_unlock_irq+0x60/0x80 [ 315.506372] ? finish_task_switch+0x1f4/0x910 [ 315.510919] ? finish_task_switch+0x1b4/0x910 [ 315.515417] ? __switch_to_asm+0x34/0x70 [ 315.519484] ? preempt_notifier_register+0x200/0x200 [ 315.524593] ? __switch_to_asm+0x34/0x70 [ 315.528745] ? __switch_to_asm+0x40/0x70 [ 315.532810] ? __switch_to_asm+0x34/0x70 [ 315.536873] ? __switch_to_asm+0x40/0x70 [ 315.540936] ? __switch_to_asm+0x34/0x70 [ 315.545000] ? __switch_to_asm+0x40/0x70 [ 315.549071] ? __switch_to_asm+0x40/0x70 [ 315.553148] ? pvclock_read_flags+0x160/0x160 [ 315.557652] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.563206] ? check_preemption_disabled+0x48/0x280 [ 315.568235] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 315.573779] ? rcu_pm_notify+0xc0/0xc0 [ 315.577765] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.583312] ? check_preemption_disabled+0x48/0x280 [ 315.588339] run_timer_softirq+0x52/0xb0 [ 315.592407] ? rcu_read_lock_sched_held+0x14f/0x180 [ 315.597429] __do_softirq+0x308/0xb7e [ 315.601243] ? retint_kernel+0x2d/0x2d [ 315.605140] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 315.610246] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 315.615714] ? schedule+0x108/0x460 [ 315.619346] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 315.624113] ? __schedule+0x21d0/0x21d0 [ 315.628101] ? trace_hardirqs_off+0xb8/0x310 [ 315.632557] ? smpboot_thread_fn+0x68b/0xa00 [ 315.636974] ? trace_hardirqs_on+0x310/0x310 [ 315.641394] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 315.646958] ? check_preemption_disabled+0x48/0x280 [ 315.651980] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.657701] ? takeover_tasklets+0xa90/0xa90 [ 315.662119] run_ksoftirqd+0x5e/0x100 [ 315.665925] smpboot_thread_fn+0x68b/0xa00 [ 315.670169] ? sort_range+0x30/0x30 [ 315.673808] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 315.678964] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 315.684529] ? __kthread_parkme+0xfb/0x1a0 [ 315.688776] ? sort_range+0x30/0x30 [ 315.692410] kthread+0x35a/0x440 [ 315.695783] ? kthread_stop+0x900/0x900 [ 315.699768] ret_from_fork+0x3a/0x50 [ 315.703495] warn_alloc_show_mem: 1 callbacks suppressed [ 315.703529] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 315.703531] Mem-Info: [ 315.703561] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 315.703561] active_file:14 inactive_file:13 isolated_file:0 [ 315.703561] unevictable:0 dirty:0 writeback:0 unstable:0 [ 315.703561] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 315.703561] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 315.703561] free:13782 free_pcp:155 free_cma:0 [ 315.708908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 315.708915] Call Trace: [ 315.715767] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 315.718177] dump_stack+0x244/0x39d [ 315.751040] 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 [ 315.760407] ? dump_stack_print_info.cold.1+0x20/0x20 [ 315.762971] lowmem_reserve[]: 0 2818 6321 6321 [ 315.790479] warn_alloc.cold.116+0xb7/0x1bd [ 315.794084] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 315.820286] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 315.825457] lowmem_reserve[]: 0 0 3503 3503 [ 315.830059] ? lock_downgrade+0x900/0x900 [ 315.834414] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 315.861869] ? trace_hardirqs_off+0xb8/0x310 [ 315.866699] lowmem_reserve[]: 0 0 0 0 [ 315.871036] ? trace_hardirqs_off+0xb8/0x310 [ 315.875292] 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 [ 315.904186] __alloc_pages_slowpath+0x26e8/0x2e10 [ 315.908575] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 315.912402] ? warn_alloc+0x120/0x120 [ 315.916856] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 315.930470] ? warn_alloc+0x120/0x120 [ 315.935378] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 315.950637] ? warn_alloc+0x120/0x120 [ 315.954421] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 315.954429] 165 total pagecache pages [ 315.969535] ? print_usage_bug+0xc0/0xc0 [ 315.973323] 0 pages in swap cache [ 315.982152] ? print_usage_bug+0xc0/0xc0 [ 315.985936] Swap cache stats: add 0, delete 0, find 0/0 [ 315.985943] Free swap = 0kB [ 315.994533] ? mark_held_locks+0x130/0x130 [ 315.998313] Total swap = 0kB [ 315.998320] 1965979 pages RAM [ 316.002381] ? mark_held_locks+0x130/0x130 [ 316.005992] 0 pages HighMem/MovableOnly [ 316.010062] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.015405] 342854 pages reserved [ 316.018505] ? should_fail+0x22d/0xd01 [ 316.022718] 0 pages cma reserved [ 316.022787] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 316.025740] ? zap_class+0x640/0x640 [ 316.025758] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 316.025774] ? __lock_acquire+0x62f/0x4c20 [ 316.028915] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 316.033107] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 316.037071] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 316.042603] ? __lock_acquire+0x62f/0x4c20 [ 316.042617] ? should_fail+0x22d/0xd01 [ 316.101535] ? mark_held_locks+0x130/0x130 [ 316.105787] ? mark_held_locks+0x130/0x130 [ 316.110026] ? lock_downgrade+0x900/0x900 [ 316.114179] ? zap_class+0x640/0x640 [ 316.117898] ? zap_class+0x640/0x640 [ 316.121625] ? zap_class+0x640/0x640 [ 316.125344] ? do_raw_spin_unlock+0xa7/0x330 [ 316.129760] ? trace_hardirqs_on+0x310/0x310 [ 316.134177] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.139723] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.145268] ? check_preemption_disabled+0x48/0x280 [ 316.150299] ? __lock_is_held+0xb5/0x140 [ 316.154459] __alloc_pages_nodemask+0xa80/0xde0 [ 316.159157] ? zap_class+0x640/0x640 [ 316.163056] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 316.168089] ? find_held_lock+0x36/0x1c0 [ 316.172163] ? ____cache_alloc_node+0x1c7/0x1e0 [ 316.176860] ? lock_downgrade+0x900/0x900 [ 316.181063] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.186613] cache_grow_begin+0xa5/0x8c0 [ 316.190680] ? do_raw_spin_unlock+0xa7/0x330 [ 316.195104] fallback_alloc+0x204/0x2e0 [ 316.199091] ____cache_alloc_node+0x1c7/0x1e0 [ 316.203606] kmem_cache_alloc_node+0xe3/0x730 [ 316.208119] ? lockdep_hardirqs_on+0x296/0x5b0 [ 316.212718] __alloc_skb+0x119/0x770 [ 316.216437] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 316.221964] ? netdev_alloc_frag+0x1f0/0x1f0 [ 316.226385] ? vprintk_default+0x28/0x30 [ 316.230451] ? vprintk_func+0x85/0x181 [ 316.234374] ? printk+0xa7/0xcf [ 316.237746] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 316.242526] new_skb+0x26/0x1c0 [ 316.245811] aoecmd_cfg+0x279/0x7f0 [ 316.249535] ? find_held_lock+0x36/0x1c0 [ 316.253656] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 316.257988] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.263565] ? __lock_is_held+0xb5/0x140 [ 316.267640] discover_timer+0x50/0x60 [ 316.271446] call_timer_fn+0x272/0x920 [ 316.275362] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 316.280208] ? process_timeout+0x40/0x40 [ 316.284284] ? __run_timers+0x7da/0xc70 [ 316.288265] ? _raw_spin_unlock_irq+0x27/0x80 [ 316.292764] ? _raw_spin_unlock_irq+0x27/0x80 [ 316.297263] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 316.302109] ? lockdep_hardirqs_on+0x296/0x5b0 [ 316.306696] ? trace_hardirqs_on+0xbd/0x310 [ 316.311067] ? kasan_check_read+0x11/0x20 [ 316.315259] ? __run_timers+0x7da/0xc70 [ 316.319241] ? trace_hardirqs_off_caller+0x310/0x310 [ 316.324359] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 316.329207] __run_timers+0x7e5/0xc70 [ 316.333021] ? timer_fixup_init+0x70/0x70 [ 316.337177] ? _raw_spin_unlock_irq+0x27/0x80 [ 316.341683] ? _raw_spin_unlock_irq+0x27/0x80 [ 316.346207] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 316.350885] ? trace_hardirqs_on+0xbd/0x310 [ 316.355227] ? kasan_check_read+0x11/0x20 [ 316.359384] ? finish_task_switch+0x1f4/0x910 [ 316.363885] ? trace_hardirqs_off_caller+0x310/0x310 [ 316.368996] ? compat_start_thread+0x80/0x80 [ 316.373432] ? pvclock_read_flags+0x160/0x160 [ 316.378023] ? __switch_to_asm+0x34/0x70 [ 316.382092] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.387635] ? check_preemption_disabled+0x48/0x280 [ 316.392666] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 316.398215] ? rcu_pm_notify+0xc0/0xc0 [ 316.402108] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.407652] ? check_preemption_disabled+0x48/0x280 [ 316.412680] run_timer_softirq+0x52/0xb0 [ 316.416746] ? rcu_read_lock_sched_held+0x14f/0x180 [ 316.421765] __do_softirq+0x308/0xb7e [ 316.425580] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 316.430686] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 316.435474] ? schedule+0x108/0x460 [ 316.439104] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 316.443885] ? trace_hardirqs_off+0xb8/0x310 [ 316.448297] ? smpboot_thread_fn+0x68b/0xa00 [ 316.452716] ? trace_hardirqs_on+0x310/0x310 [ 316.457132] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.462673] ? check_preemption_disabled+0x48/0x280 [ 316.467695] ? takeover_tasklets+0xa90/0xa90 [ 316.472112] run_ksoftirqd+0x5e/0x100 [ 316.475925] smpboot_thread_fn+0x68b/0xa00 [ 316.480174] ? sort_range+0x30/0x30 [ 316.483856] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 316.489314] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.494860] ? __kthread_parkme+0xfb/0x1a0 [ 316.499107] ? sort_range+0x30/0x30 [ 316.502742] kthread+0x35a/0x440 [ 316.506121] ? kthread_stop+0x900/0x900 [ 316.510128] ret_from_fork+0x3a/0x50 [ 316.513861] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 316.513922] rcu: INFO: rcu_preempt self-detected stall on CPU [ 316.520797] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 316.520805] Call Trace: [ 316.526902] rcu: 0-...!: (393 ticks this GP) idle=a26/1/0x4000000000000002 softirq=83407/83407 fqs=0 [ 316.536044] dump_stack+0x244/0x39d [ 316.536059] ? dump_stack_print_info.cold.1+0x20/0x20 [ 316.536082] warn_alloc.cold.116+0xb7/0x1bd [ 316.536097] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 316.536113] ? lock_downgrade+0x900/0x900 [ 316.536135] ? trace_hardirqs_off+0xb8/0x310 [ 316.536155] ? trace_hardirqs_off+0xb8/0x310 [ 316.536175] __alloc_pages_slowpath+0x26e8/0x2e10 [ 316.538924] rcu: (t=10500 jiffies g=22421 q=1619) [ 316.548394] ? warn_alloc+0x120/0x120 [ 316.551998] rcu: rcu_preempt kthread starved for 10500 jiffies! g22421 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 316.557179] ? print_usage_bug+0xc0/0xc0 [ 316.561485] rcu: RCU grace-period kthread stack dump: [ 316.566326] ? warn_alloc+0x120/0x120 [ 316.570477] rcu_preempt R running task 23000 10 2 0x80000000 [ 316.574885] ? warn_alloc+0x120/0x120 [ 316.579276] Call Trace: [ 316.584119] ? print_usage_bug+0xc0/0xc0 [ 316.589137] __schedule+0x8cf/0x21d0 [ 316.592959] ? print_usage_bug+0xc0/0xc0 [ 316.603458] ? __sched_text_start+0x8/0x8 [ 316.607510] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.612699] ? add_timer_on+0xa20/0xa20 [ 316.616489] ? should_fail+0x22d/0xd01 [ 316.625217] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 316.629010] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 316.631588] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 316.635636] ? __lock_acquire+0x62f/0x4c20 [ 316.639341] ? trace_hardirqs_on+0xbd/0x310 [ 316.643392] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 316.647533] ? kasan_check_read+0x11/0x20 [ 316.653050] ? __lock_acquire+0x62f/0x4c20 [ 316.653064] ? should_fail+0x22d/0xd01 [ 316.657028] ? prepare_to_swait_event+0x25a/0x800 [ 316.660907] ? find_held_lock+0x36/0x1c0 [ 316.665997] ? trace_hardirqs_off_caller+0x310/0x310 [ 316.671093] ? mark_held_locks+0x130/0x130 [ 316.676189] schedule+0xfe/0x460 [ 316.680409] ? mark_held_locks+0x130/0x130 [ 316.684740] ? __schedule+0x21d0/0x21d0 [ 316.689825] ? zap_class+0x640/0x640 [ 316.689839] ? zap_class+0x640/0x640 [ 316.693986] ? prepare_to_swait_event+0x25a/0x800 [ 316.698207] ? print_usage_bug+0xc0/0xc0 [ 316.702092] ? __init_swait_queue_head+0x150/0x150 [ 316.706917] ? do_raw_spin_unlock+0xa7/0x330 [ 316.706931] ? zap_class+0x640/0x640 [ 316.710990] ? __lockdep_init_map+0x105/0x590 [ 316.716172] ? print_usage_bug+0xc0/0xc0 [ 316.720401] ? lockdep_init_map+0x9/0x10 [ 316.723754] ? wq_watchdog_touch+0x9c/0xfe [ 316.723773] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.728089] schedule_timeout+0x140/0x260 [ 316.732059] ? check_preemption_disabled+0x48/0x280 [ 316.735762] ? usleep_range+0x1a0/0x1a0 [ 316.739475] ? __lock_is_held+0xb5/0x140 [ 316.744392] ? __next_timer_interrupt+0x1a0/0x1a0 [ 316.748468] __alloc_pages_nodemask+0xa80/0xde0 [ 316.753488] rcu_gp_fqs_loop+0x762/0xa80 [ 316.757882] ? zap_class+0x640/0x640 [ 316.761590] ? rcu_gp_fqs_check_wake+0x170/0x170 [ 316.766074] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 316.770126] ? trace_hardirqs_off_caller+0x310/0x310 [ 316.774196] ? find_held_lock+0x36/0x1c0 [ 316.778437] ? perf_trace_sched_process_exec+0x860/0x860 [ 316.783971] ? ____cache_alloc_node+0x1c7/0x1e0 [ 316.788107] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.793650] ? lock_downgrade+0x900/0x900 [ 316.797627] ? rcu_gp_init+0x90b/0x1260 [ 316.801675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.806506] ? __switch_to_asm+0x40/0x70 [ 316.811162] cache_grow_begin+0xa5/0x8c0 [ 316.815215] ? dump_blkd_tasks.isra.48+0xe0/0xe0 [ 316.818914] ? do_raw_spin_unlock+0xa7/0x330 [ 316.823663] ? __switch_to_asm+0x40/0x70 [ 316.828672] fallback_alloc+0x204/0x2e0 [ 316.833768] ? find_held_lock+0x36/0x1c0 [ 316.837841] ____cache_alloc_node+0x1c7/0x1e0 [ 316.843273] ? zap_class+0x640/0x640 [ 316.847933] kmem_cache_alloc_node+0xe3/0x730 [ 316.853459] ? prepare_to_swait_event+0x25a/0x800 [ 316.857637] ? ipv6_get_ifaddr+0x42e/0x620 [ 316.861596] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 316.867144] __alloc_skb+0x119/0x770 [ 316.871187] ? find_held_lock+0x36/0x1c0 [ 316.875232] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 316.879975] ? finish_swait+0x25d/0x430 [ 316.884362] ? netdev_alloc_frag+0x1f0/0x1f0 [ 316.888412] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 316.892366] ? lock_downgrade+0x900/0x900 [ 316.896417] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 316.900893] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.904583] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 316.909058] ? refcount_sub_and_test_checked+0x203/0x310 [ 316.913881] ? trace_hardirqs_on+0xbd/0x310 [ 316.918114] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 316.923197] ? kasan_check_read+0x11/0x20 [ 316.926901] ? addrconf_rs_timer+0x690/0x690 [ 316.930943] ? trace_hardirqs_off_caller+0x310/0x310 [ 316.936206] ndisc_alloc_skb+0x144/0x340 [ 316.940152] ? __init_swait_queue_head+0x150/0x150 [ 316.944547] ndisc_send_rs+0x331/0x6e0 [ 316.949640] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 316.953763] addrconf_rs_timer+0x314/0x690 [ 316.958847] ? finish_swait+0x25d/0x430 [ 316.964363] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 316.968926] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 316.974364] call_timer_fn+0x272/0x920 [ 316.978664] ? swake_up_locked+0x360/0x360 [ 316.984089] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 316.988216] ? trace_hardirqs_off_caller+0x310/0x310 [ 316.992600] ? process_timeout+0x40/0x40 [ 316.997683] ? perf_trace_sched_process_exec+0x860/0x860 [ 317.001730] ? __run_timers+0x7da/0xc70 [ 317.006642] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.010508] ? _raw_spin_unlock_irq+0x27/0x80 [ 317.015592] rcu_gp_kthread+0x341/0xc70 [ 317.019806] ? _raw_spin_unlock_irq+0x27/0x80 [ 317.023771] ? rcu_gp_init+0x1260/0x1260 [ 317.027981] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 317.032541] ? mark_held_locks+0x130/0x130 [ 317.036413] ? lockdep_hardirqs_on+0x296/0x5b0 [ 317.040628] ? __schedule+0x168a/0x21d0 [ 317.044846] ? trace_hardirqs_on+0xbd/0x310 [ 317.049932] ? _raw_spin_unlock_irq+0x27/0x80 [ 317.053965] ? kasan_check_read+0x11/0x20 [ 317.053979] ? __run_timers+0x7da/0xc70 [ 317.059422] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 317.063375] ? trace_hardirqs_off_caller+0x310/0x310 [ 317.068896] ? trace_hardirqs_on+0xbd/0x310 [ 317.073375] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 317.077330] ? kasan_check_read+0x11/0x20 [ 317.081813] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 317.085857] ? __schedule+0x168a/0x21d0 [ 317.090072] __run_timers+0x7e5/0xc70 [ 317.094291] ? trace_hardirqs_off_caller+0x310/0x310 [ 317.098861] ? timer_fixup_init+0x70/0x70 [ 317.102814] ? lock_pin_lock+0x350/0x350 [ 317.107136] ? compat_start_thread+0x80/0x80 [ 317.107156] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.111637] ? _raw_spin_unlock_irq+0x60/0x80 [ 317.115766] ? _raw_spin_unlock_irq+0x60/0x80 [ 317.119726] ? __schedule+0x168a/0x21d0 [ 317.124296] ? finish_task_switch+0x1f4/0x910 [ 317.129378] ? __switch_to_asm+0x40/0x70 [ 317.129410] ? __switch_to_asm+0x40/0x70 [ 317.133716] ? finish_task_switch+0x1b4/0x910 [ 317.137939] ? show_schedstat+0x721/0xf30 [ 317.142071] ? __switch_to_asm+0x34/0x70 [ 317.146294] ? __sched_text_start+0x8/0x8 [ 317.150252] ? preempt_notifier_register+0x200/0x200 [ 317.154041] ? find_held_lock+0x36/0x1c0 [ 317.159130] ? __switch_to_asm+0x34/0x70 [ 317.163267] ? __kthread_parkme+0xce/0x1a0 [ 317.167303] ? __switch_to_asm+0x40/0x70 [ 317.167319] ? __switch_to_asm+0x34/0x70 [ 317.171714] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 317.177234] ? __switch_to_asm+0x40/0x70 [ 317.177249] ? __switch_to_asm+0x34/0x70 [ 317.181733] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 317.186207] ? __switch_to_asm+0x40/0x70 [ 317.186222] ? __switch_to_asm+0x40/0x70 [ 317.190182] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 317.194665] ? pvclock_read_flags+0x160/0x160 [ 317.198712] ? trace_hardirqs_on+0xbd/0x310 [ 317.202762] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.207239] ? kasan_check_read+0x11/0x20 [ 317.211373] ? check_preemption_disabled+0x48/0x280 [ 317.215430] ? __kthread_parkme+0xce/0x1a0 [ 317.219567] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 317.224654] ? trace_hardirqs_off_caller+0x310/0x310 [ 317.228701] ? rcu_pm_notify+0xc0/0xc0 [ 317.232757] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 317.236971] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.241017] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 317.245066] ? check_preemption_disabled+0x48/0x280 [ 317.250158] ? __kthread_parkme+0xfb/0x1a0 [ 317.254208] run_timer_softirq+0x52/0xb0 [ 317.258255] ? rcu_gp_init+0x1260/0x1260 [ 317.263427] ? rcu_read_lock_sched_held+0x14f/0x180 [ 317.267478] kthread+0x35a/0x440 [ 317.271527] __do_softirq+0x308/0xb7e [ 317.276093] ? kthread_stop+0x900/0x900 [ 317.280576] ? retint_kernel+0x2d/0x2d [ 317.284880] ret_from_fork+0x3a/0x50 [ 317.290416] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 317.294561] NMI backtrace for cpu 0 [ 317.299555] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 317.299589] ? schedule+0x108/0x460 [ 317.393222] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 317.397983] ? __schedule+0x21d0/0x21d0 [ 317.401960] ? trace_hardirqs_off+0xb8/0x310 [ 317.406506] ? smpboot_thread_fn+0x68b/0xa00 [ 317.410919] ? trace_hardirqs_on+0x310/0x310 [ 317.415333] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 317.420893] ? check_preemption_disabled+0x48/0x280 [ 317.425912] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.431454] ? takeover_tasklets+0xa90/0xa90 [ 317.435868] run_ksoftirqd+0x5e/0x100 [ 317.439674] smpboot_thread_fn+0x68b/0xa00 [ 317.443915] ? sort_range+0x30/0x30 [ 317.447548] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 317.452655] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 317.458193] ? __kthread_parkme+0xfb/0x1a0 [ 317.462433] ? sort_range+0x30/0x30 [ 317.466063] kthread+0x35a/0x440 [ 317.469429] ? kthread_stop+0x900/0x900 [ 317.473419] ret_from_fork+0x3a/0x50 [ 317.477148] warn_alloc_show_mem: 1 callbacks suppressed [ 317.477157] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 317.477159] Mem-Info: [ 317.477187] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 317.477187] active_file:14 inactive_file:13 isolated_file:0 [ 317.477187] unevictable:0 dirty:0 writeback:0 unstable:0 [ 317.477187] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 317.477187] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 317.477187] free:13782 free_pcp:155 free_cma:0 [ 317.482530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 317.482537] Call Trace: [ 317.489404] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 317.491802] [ 317.524698] 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 [ 317.534063] dump_stack+0x244/0x39d [ 317.536622] lowmem_reserve[]: 0 2818 6321 6321 [ 317.564128] ? dump_stack_print_info.cold.1+0x20/0x20 [ 317.566268] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 317.592477] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.596078] lowmem_reserve[]: 0 0 3503 3503 [ 317.600662] ? do_raw_spin_lock+0x14f/0x350 [ 317.605828] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 317.633246] nmi_cpu_backtrace.cold.2+0x5c/0xa1 [ 317.638844] lowmem_reserve[]: 0 0 0 0 [ 317.643162] ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f [ 317.647459] 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 [ 317.676365] nmi_trigger_cpumask_backtrace+0x1e8/0x22a [ 317.681008] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 317.684809] arch_trigger_cpumask_backtrace+0x14/0x20 [ 317.689968] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 317.703501] rcu_dump_cpu_stacks+0x16f/0x1bc [ 317.708757] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 317.724013] print_cpu_stall.cold.67+0x1f3/0x3c7 [ 317.729180] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 317.744282] ? __lock_acquire+0x62f/0x4c20 [ 317.744298] ? print_other_cpu_stall+0x160/0x160 [ 317.749295] 165 total pagecache pages [ 317.758127] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.762872] 0 pages in swap cache [ 317.771437] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.775749] Swap cache stats: add 0, delete 0, find 0/0 [ 317.780500] ? do_trace_rcu_torture_read+0x10/0x10 [ 317.784309] Free swap = 0kB [ 317.789933] ? rcu_preempt_need_deferred_qs+0x74/0x1f0 [ 317.793376] Total swap = 0kB [ 317.798904] ? __lock_is_held+0xb5/0x140 [ 317.804273] 1965979 pages RAM [ 317.809195] ? __rcu_read_lock+0x50/0x50 [ 317.812192] 0 pages HighMem/MovableOnly [ 317.817454] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.817470] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.820463] 342854 pages reserved [ 317.820470] 0 pages cma reserved [ 317.824530] ? check_preemption_disabled+0x48/0x280 [ 317.827675] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 317.831670] rcu_check_callbacks+0xf3b/0x13f0 [ 317.835703] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 317.841155] ? rcutree_dead_cpu+0x10/0x10 [ 317.847016] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 317.850551] ? __lock_acquire+0x62f/0x4c20 [ 317.893203] ? mark_held_locks+0x130/0x130 [ 317.897444] ? zap_class+0x640/0x640 [ 317.901167] ? zap_class+0x640/0x640 [ 317.904885] ? mark_held_locks+0x130/0x130 [ 317.909118] ? print_usage_bug+0xc0/0xc0 [ 317.913186] ? zap_class+0x640/0x640 [ 317.916902] ? find_held_lock+0x36/0x1c0 [ 317.920975] ? cpuacct_account_field+0x219/0x3d0 [ 317.925739] ? zap_class+0x640/0x640 [ 317.929460] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.935001] ? check_preemption_disabled+0x48/0x280 [ 317.940026] ? trace_hardirqs_off+0xb8/0x310 [ 317.944435] ? __lock_is_held+0xb5/0x140 [ 317.948503] ? trace_hardirqs_on+0x310/0x310 [ 317.952918] ? check_preemption_disabled+0x48/0x280 [ 317.957941] ? raise_softirq+0x199/0x420 [ 317.962006] ? raise_softirq_irqoff+0x2e0/0x2e0 [ 317.966674] ? account_system_index_time+0x333/0x5d0 [ 317.971775] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.977312] ? check_preemption_disabled+0x48/0x280 [ 317.982365] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 317.987914] ? hrtimer_run_queues+0x9a/0x400 [ 317.992351] ? run_local_timers+0x19b/0x230 [ 317.996673] ? timer_clear_idle+0x90/0x90 [ 318.000825] ? irqtime_account_process_tick.isra.6+0x38e/0x490 [ 318.006803] ? account_process_tick+0x282/0x350 [ 318.011475] update_process_times+0x2d/0x70 [ 318.015803] tick_sched_handle+0x9f/0x180 [ 318.019960] tick_sched_timer+0x45/0x130 [ 318.024025] __hrtimer_run_queues+0x41c/0x10d0 [ 318.028612] ? tick_sched_do_timer+0x1a0/0x1a0 [ 318.033198] ? hrtimer_start_range_ns+0xe00/0xe00 [ 318.038050] ? pvclock_read_flags+0x160/0x160 [ 318.042546] ? trace_hardirqs_on+0x310/0x310 [ 318.046960] ? kvm_clock_read+0x18/0x30 [ 318.051106] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 318.056120] ? ktime_get_update_offsets_now+0x3b3/0x540 [ 318.061486] ? do_timer+0x50/0x50 [ 318.064952] ? rwlock_bug.part.2+0x90/0x90 [ 318.069189] ? trace_hardirqs_on+0x310/0x310 [ 318.073633] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 318.079171] ? clockevents_program_event+0x140/0x370 [ 318.084284] hrtimer_interrupt+0x313/0x780 [ 318.088548] smp_apic_timer_interrupt+0x1a1/0x760 [ 318.093396] ? smp_call_function_single_interrupt+0x650/0x650 [ 318.099283] ? interrupt_entry+0xb5/0xc0 [ 318.103359] ? trace_hardirqs_off_caller+0xbb/0x310 [ 318.108375] ? trace_hardirqs_off_caller+0xbb/0x310 [ 318.113394] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 318.118236] ? trace_hardirqs_on_caller+0x310/0x310 [ 318.123272] ? trace_hardirqs_on_caller+0x310/0x310 [ 318.128291] ? task_prio+0x50/0x50 [ 318.131847] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.137388] ? check_preemption_disabled+0x48/0x280 [ 318.142443] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 318.147295] apic_timer_interrupt+0xf/0x20 [ 318.151540] [ 318.153781] RIP: 0010:kmem_cache_alloc_node+0x247/0x730 [ 318.159143] 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 92 52 [ 318.178043] RSP: 0000:ffff8801d9aff3a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 318.185842] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1003b35e15c [ 318.193111] RDX: 0000000000000000 RSI: ffff8801d9af0ae8 RDI: 0000000000000286 [ 318.200380] RBP: ffff8801d9aff410 R08: ffff8801d9af0ae0 R09: 0000000000000002 [ 318.207647] R10: 0000000000000000 R11: ffff8801d9af0240 R12: ffff8801d9a1c0c0 [ 318.214919] R13: ffff8801d9a1c0c0 R14: 0000000000000000 R15: 0000000000000286 [ 318.222222] ? lockdep_hardirqs_on+0x296/0x5b0 [ 318.226849] __alloc_skb+0x119/0x770 [ 318.230653] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 318.236021] ? netdev_alloc_frag+0x1f0/0x1f0 [ 318.240444] ? vprintk_default+0x28/0x30 [ 318.244509] ? vprintk_func+0x85/0x181 [ 318.248428] ? printk+0xa7/0xcf [ 318.251724] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 318.256489] new_skb+0x26/0x1c0 [ 318.259771] aoecmd_cfg+0x279/0x7f0 [ 318.263402] ? find_held_lock+0x36/0x1c0 [ 318.267467] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 318.271797] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.277433] ? __lock_is_held+0xb5/0x140 [ 318.281508] discover_timer+0x50/0x60 [ 318.285325] call_timer_fn+0x272/0x920 [ 318.289216] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 318.294062] ? process_timeout+0x40/0x40 [ 318.298220] ? __run_timers+0x7da/0xc70 [ 318.302197] ? _raw_spin_unlock_irq+0x27/0x80 [ 318.306690] ? _raw_spin_unlock_irq+0x27/0x80 [ 318.311181] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 318.316028] ? lockdep_hardirqs_on+0x296/0x5b0 [ 318.320611] ? trace_hardirqs_on+0xbd/0x310 [ 318.324933] ? kasan_check_read+0x11/0x20 [ 318.329082] ? __run_timers+0x7da/0xc70 [ 318.333059] ? trace_hardirqs_off_caller+0x310/0x310 [ 318.338171] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 318.343011] __run_timers+0x7e5/0xc70 [ 318.346820] ? timer_fixup_init+0x70/0x70 [ 318.350973] ? _raw_spin_unlock_irq+0x27/0x80 [ 318.355471] ? _raw_spin_unlock_irq+0x27/0x80 [ 318.359973] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 318.364555] ? trace_hardirqs_on+0xbd/0x310 [ 318.368879] ? kasan_check_read+0x11/0x20 [ 318.373031] ? finish_task_switch+0x1f4/0x910 [ 318.377530] ? trace_hardirqs_off_caller+0x310/0x310 [ 318.382632] ? compat_start_thread+0x80/0x80 [ 318.387095] ? pvclock_read_flags+0x160/0x160 [ 318.391621] ? __switch_to_asm+0x34/0x70 [ 318.395698] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.401237] ? check_preemption_disabled+0x48/0x280 [ 318.406261] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 318.411820] ? rcu_pm_notify+0xc0/0xc0 [ 318.415709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.421248] ? check_preemption_disabled+0x48/0x280 [ 318.426269] run_timer_softirq+0x52/0xb0 [ 318.430347] ? rcu_read_lock_sched_held+0x14f/0x180 [ 318.435369] __do_softirq+0x308/0xb7e [ 318.439209] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 318.444573] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 318.449345] ? schedule+0x108/0x460 [ 318.452971] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 318.457736] ? trace_hardirqs_off+0xb8/0x310 [ 318.462149] ? smpboot_thread_fn+0x68b/0xa00 [ 318.466561] ? trace_hardirqs_on+0x310/0x310 [ 318.470977] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.476516] ? check_preemption_disabled+0x48/0x280 [ 318.481535] ? takeover_tasklets+0xa90/0xa90 [ 318.485943] run_ksoftirqd+0x5e/0x100 [ 318.489746] smpboot_thread_fn+0x68b/0xa00 [ 318.493984] ? sort_range+0x30/0x30 [ 318.497618] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 318.502722] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.508260] ? __kthread_parkme+0xfb/0x1a0 [ 318.512599] ? sort_range+0x30/0x30 [ 318.516227] kthread+0x35a/0x440 [ 318.519623] ? kthread_stop+0x900/0x900 [ 318.523600] ret_from_fork+0x3a/0x50 [ 318.527338] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 318.527563] Sending NMI from CPU 0 to CPUs 1: [ 318.534289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 318.540869] NMI backtrace for cpu 1 [ 318.540875] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 318.540882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 318.540886] RIP: 0010:format_decode+0x72/0xaf0 [ 318.540897] Code: 24 89 48 c7 45 88 a0 4e ca 87 c7 00 f1 f1 f1 f1 c7 40 04 00 f2 f2 f2 65 48 8b 04 25 28 00 00 00 48 89 45 d0 31 c0 48 89 7d 98 a9 3b b5 f9 48 8b 45 98 48 89 85 70 ff ff ff 4c 89 e8 48 c1 e8 [ 318.540901] RSP: 0000:ffff8801d9b56290 EFLAGS: 00000046 [ 318.540909] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffffffff87caef7c [ 318.540915] RDX: 0000000000000100 RSI: ffff8801d9b563b0 RDI: ffffffff882bec65 [ 318.540920] RBP: ffff8801d9b56338 R08: ffff8801d9b4a440 R09: fffffbfff1613c6c [ 318.540925] R10: fffffbfff1613c6c R11: ffffffff8b09e360 R12: ffffffff882bec65 [ 318.540931] R13: ffff8801d9b563b0 R14: ffff8801d9b56310 R15: ffff8801d9b563f0 [ 318.540936] FS: 0000000000000000(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 [ 318.540941] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 318.540947] CR2: 000000000040f996 CR3: 00000001d8dc9000 CR4: 00000000001406e0 [ 318.540952] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 318.540957] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 318.540960] Call Trace: [ 318.540964] ? enable_ptr_key_workfn+0x30/0x30 [ 318.540968] ? mark_held_locks+0x130/0x130 [ 318.540972] vsnprintf+0x185/0x1b60 [ 318.540975] ? pointer+0x900/0x900 [ 318.540979] ? find_held_lock+0x36/0x1c0 [ 318.540983] sprintf+0xb0/0xe0 [ 318.540986] ? scnprintf+0x130/0x130 [ 318.540990] print_prefix+0x26a/0x3f0 [ 318.540993] msg_print_text+0xcc/0x1d0 [ 318.540997] console_unlock+0x4e6/0x1190 [ 318.541001] ? kmsg_dump_get_buffer+0xac0/0xac0 [ 318.541005] ? lock_release+0xa00/0xa00 [ 318.541009] ? trace_hardirqs_off+0xb8/0x310 [ 318.541013] ? do_raw_spin_trylock+0x270/0x270 [ 318.541017] ? trace_hardirqs_on+0x310/0x310 [ 318.541022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.541025] vprintk_emit+0x391/0x990 [ 318.541029] ? wake_up_klogd+0x180/0x180 [ 318.541033] ? vprintk_emit+0x293/0x990 [ 318.541036] ? zap_class+0x640/0x640 [ 318.541040] ? wake_up_klogd+0x180/0x180 [ 318.541044] ? find_held_lock+0x36/0x1c0 [ 318.541048] vprintk_default+0x28/0x30 [ 318.541051] vprintk_func+0x7e/0x181 [ 318.541055] printk+0xa7/0xcf [ 318.541059] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 318.541062] ? memcpy+0x45/0x50 [ 318.541066] ? dump_stack_print_info+0xd9/0x120 [ 318.541071] dump_stack_print_info.cold.1+0x1b/0x20 [ 318.541074] dump_stack+0x23b/0x39d [ 318.541079] ? dump_stack_print_info.cold.1+0x20/0x20 [ 318.541083] warn_alloc.cold.116+0xb7/0x1bd [ 318.541087] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 318.541091] ? lock_downgrade+0x900/0x900 [ 318.541095] ? trace_hardirqs_off+0xb8/0x310 [ 318.541099] ? trace_hardirqs_off+0xb8/0x310 [ 318.541103] __alloc_pages_slowpath+0x26e8/0x2e10 [ 318.541107] ? warn_alloc+0x120/0x120 [ 318.541110] ? print_usage_bug+0xc0/0xc0 [ 318.541114] ? warn_alloc+0x120/0x120 [ 318.541118] ? warn_alloc+0x120/0x120 [ 318.541122] ? print_usage_bug+0xc0/0xc0 [ 318.541125] ? print_usage_bug+0xc0/0xc0 [ 318.541130] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.541133] ? should_fail+0x22d/0xd01 [ 318.541138] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 318.541142] ? __lock_acquire+0x62f/0x4c20 [ 318.541146] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 318.541150] ? __lock_acquire+0x62f/0x4c20 [ 318.541154] ? should_fail+0x22d/0xd01 [ 318.541157] ? find_held_lock+0x36/0x1c0 [ 318.541161] ? mark_held_locks+0x130/0x130 [ 318.541165] ? mark_held_locks+0x130/0x130 [ 318.541169] ? zap_class+0x640/0x640 [ 318.541173] ? mark_held_locks+0xc7/0x130 [ 318.541177] ? do_raw_spin_unlock+0xa7/0x330 [ 318.541180] ? zap_class+0x640/0x640 [ 318.541184] ? print_usage_bug+0xc0/0xc0 [ 318.541189] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.541193] ? check_preemption_disabled+0x48/0x280 [ 318.541197] ? __lock_is_held+0xb5/0x140 [ 318.541201] __alloc_pages_nodemask+0xa80/0xde0 [ 318.541205] ? zap_class+0x640/0x640 [ 318.541209] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 318.541213] ? find_held_lock+0x36/0x1c0 [ 318.541217] ? ____cache_alloc_node+0x1c7/0x1e0 [ 318.541221] ? lock_downgrade+0x900/0x900 [ 318.541226] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.541229] cache_grow_begin+0xa5/0x8c0 [ 318.541234] ? do_raw_spin_unlock+0xa7/0x330 [ 318.541237] fallback_alloc+0x204/0x2e0 [ 318.541241] ____cache_alloc_node+0x1c7/0x1e0 [ 318.541245] kmem_cache_alloc_node+0xe3/0x730 [ 318.541249] ? ipv6_get_ifaddr+0x42e/0x620 [ 318.541253] __alloc_skb+0x119/0x770 [ 318.541257] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 318.541261] ? netdev_alloc_frag+0x1f0/0x1f0 [ 318.541265] ? lock_downgrade+0x900/0x900 [ 318.541270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.541293] ? refcount_sub_and_test_checked+0x203/0x310 [ 318.541298] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 318.541302] ? addrconf_rs_timer+0x690/0x690 [ 318.541305] ndisc_alloc_skb+0x144/0x340 [ 318.541309] ndisc_send_rs+0x331/0x6e0 [ 318.541313] addrconf_rs_timer+0x314/0x690 [ 318.541317] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 318.541321] call_timer_fn+0x272/0x920 [ 318.541324] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 318.541329] ? process_timeout+0x40/0x40 [ 318.541332] ? __run_timers+0x7da/0xc70 [ 318.541336] ? _raw_spin_unlock_irq+0x27/0x80 [ 318.541340] ? _raw_spin_unlock_irq+0x27/0x80 [ 318.541344] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 318.541348] ? lockdep_hardirqs_on+0x296/0x5b0 [ 318.541352] ? trace_hardirqs_on+0xbd/0x310 [ 318.541356] ? kasan_check_read+0x11/0x20 [ 318.541360] ? __run_timers+0x7da/0xc70 [ 318.541365] ? trace_hardirqs_off_caller+0x310/0x310 [ 318.541368] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 318.541372] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 318.541376] __run_timers+0x7e5/0xc70 [ 318.541380] ? timer_fixup_init+0x70/0x70 [ 318.541384] ? compat_start_thread+0x80/0x80 [ 318.541388] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.541392] ? _raw_spin_unlock_irq+0x60/0x80 [ 318.541397] ? finish_task_switch+0x1f4/0x910 [ 318.541401] ? finish_task_switch+0x1b4/0x910 [ 318.541404] ? __switch_to_asm+0x34/0x70 [ 318.541409] ? preempt_notifier_register+0x200/0x200 [ 318.541413] ? __switch_to_asm+0x34/0x70 [ 318.541416] ? __switch_to_asm+0x40/0x70 [ 318.541420] ? __switch_to_asm+0x34/0x70 [ 318.541424] ? __switch_to_asm+0x40/0x70 [ 318.541428] ? __switch_to_asm+0x34/0x70 [ 318.541432] ? __switch_to_asm+0x40/0x70 [ 318.541435] ? __switch_to_asm+0x40/0x70 [ 318.541440] ? pvclock_read_flags+0x160/0x160 [ 318.541444] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.541448] ? check_preemption_disabled+0x48/0x280 [ 318.541453] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 318.541457] ? rcu_pm_notify+0xc0/0xc0 [ 318.541461] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.541465] ? check_preemption_disabled+0x48/0x280 [ 318.541470] run_timer_softirq+0x52/0xb0 [ 318.541474] ? rcu_read_lock_sched_held+0x14f/0x180 [ 318.541478] __do_softirq+0x308/0xb7e [ 318.541482] ? retint_kernel+0x2d/0x2d [ 318.541486] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 318.541490] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 318.541494] ? schedule+0x108/0x460 [ 318.541498] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 318.541502] ? __schedule+0x21d0/0x21d0 [ 318.541506] ? trace_hardirqs_off+0xb8/0x310 [ 318.541510] ? smpboot_thread_fn+0x68b/0xa00 [ 318.541514] ? trace_hardirqs_on+0x310/0x310 [ 318.541518] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.541523] ? check_preemption_disabled+0x48/0x280 [ 318.541527] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.541531] ? takeover_tasklets+0xa90/0xa90 [ 318.541535] run_ksoftirqd+0x5e/0x100 [ 318.541539] smpboot_thread_fn+0x68b/0xa00 [ 318.541542] ? sort_range+0x30/0x30 [ 318.541547] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 318.541551] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.541555] ? __kthread_parkme+0xfb/0x1a0 [ 318.541559] ? sort_range+0x30/0x30 [ 318.541562] kthread+0x35a/0x440 [ 318.541566] ? kthread_stop+0x900/0x900 [ 318.541570] ret_from_fork+0x3a/0x50 [ 318.541648] aoe: skb alloc failure [ 318.549744] Call Trace: [ 318.549763] dump_stack+0x244/0x39d [ 318.549779] ? dump_stack_print_info.cold.1+0x20/0x20 [ 318.549808] warn_alloc.cold.116+0xb7/0x1bd [ 318.553440] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 318.560332] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 318.569668] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 318.574250] ? lock_downgrade+0x900/0x900 [ 319.364884] ? trace_hardirqs_off+0xb8/0x310 [ 319.369303] ? trace_hardirqs_off+0xb8/0x310 [ 319.373728] __alloc_pages_slowpath+0x26e8/0x2e10 [ 319.378698] ? warn_alloc+0x120/0x120 [ 319.382596] ? print_usage_bug+0xc0/0xc0 [ 319.386657] ? warn_alloc+0x120/0x120 [ 319.390461] ? warn_alloc+0x120/0x120 [ 319.394266] ? print_usage_bug+0xc0/0xc0 [ 319.398334] ? print_usage_bug+0xc0/0xc0 [ 319.402402] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 319.407941] ? should_fail+0x22d/0xd01 [ 319.411831] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 319.416938] ? __lock_acquire+0x62f/0x4c20 [ 319.421174] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 319.426287] ? __lock_acquire+0x62f/0x4c20 [ 319.430532] ? should_fail+0x22d/0xd01 [ 319.434417] ? find_held_lock+0x36/0x1c0 [ 319.438484] ? mark_held_locks+0x130/0x130 [ 319.442730] ? mark_held_locks+0x130/0x130 [ 319.446963] ? zap_class+0x640/0x640 [ 319.450680] ? mark_held_locks+0xc7/0x130 [ 319.454825] ? do_raw_spin_unlock+0xa7/0x330 [ 319.459319] ? zap_class+0x640/0x640 [ 319.463032] ? print_usage_bug+0xc0/0xc0 [ 319.467102] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.472642] ? check_preemption_disabled+0x48/0x280 [ 319.477666] ? __lock_is_held+0xb5/0x140 [ 319.481737] __alloc_pages_nodemask+0xa80/0xde0 [ 319.486411] ? zap_class+0x640/0x640 [ 319.490131] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 319.495154] ? find_held_lock+0x36/0x1c0 [ 319.499239] ? ____cache_alloc_node+0x1c7/0x1e0 [ 319.503909] ? lock_downgrade+0x900/0x900 [ 319.508067] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.513609] cache_grow_begin+0xa5/0x8c0 [ 319.517827] ? do_raw_spin_unlock+0xa7/0x330 [ 319.522260] fallback_alloc+0x204/0x2e0 [ 319.526242] ____cache_alloc_node+0x1c7/0x1e0 [ 319.530748] kmem_cache_alloc_node+0xe3/0x730 [ 319.535250] ? ipv6_get_ifaddr+0x42e/0x620 [ 319.539494] __alloc_skb+0x119/0x770 [ 319.543219] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 319.548498] ? netdev_alloc_frag+0x1f0/0x1f0 [ 319.552905] ? lock_downgrade+0x900/0x900 [ 319.557061] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.562596] ? refcount_sub_and_test_checked+0x203/0x310 [ 319.568052] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 319.573506] ? addrconf_rs_timer+0x690/0x690 [ 319.577926] ndisc_alloc_skb+0x144/0x340 [ 319.581990] ndisc_send_rs+0x331/0x6e0 [ 319.585882] addrconf_rs_timer+0x314/0x690 [ 319.590121] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 319.594365] call_timer_fn+0x272/0x920 [ 319.598253] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 319.602490] ? process_timeout+0x40/0x40 [ 319.606562] ? __run_timers+0x7da/0xc70 [ 319.610542] ? _raw_spin_unlock_irq+0x27/0x80 [ 319.615037] ? _raw_spin_unlock_irq+0x27/0x80 [ 319.619538] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 319.623778] ? lockdep_hardirqs_on+0x296/0x5b0 [ 319.628361] ? trace_hardirqs_on+0xbd/0x310 [ 319.632683] ? kasan_check_read+0x11/0x20 [ 319.636867] ? __run_timers+0x7da/0xc70 [ 319.640842] ? trace_hardirqs_off_caller+0x310/0x310 [ 319.645947] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 319.650213] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 319.654879] __run_timers+0x7e5/0xc70 [ 319.658689] ? timer_fixup_init+0x70/0x70 [ 319.662840] ? compat_start_thread+0x80/0x80 [ 319.667253] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.672808] ? _raw_spin_unlock_irq+0x60/0x80 [ 319.677398] ? finish_task_switch+0x1f4/0x910 [ 319.681898] ? finish_task_switch+0x1b4/0x910 [ 319.686394] ? __switch_to_asm+0x34/0x70 [ 319.690460] ? preempt_notifier_register+0x200/0x200 [ 319.695564] ? __switch_to_asm+0x34/0x70 [ 319.699628] ? __switch_to_asm+0x40/0x70 [ 319.703692] ? __switch_to_asm+0x34/0x70 [ 319.707759] ? __switch_to_asm+0x40/0x70 [ 319.711823] ? __switch_to_asm+0x34/0x70 [ 319.715882] ? __switch_to_asm+0x40/0x70 [ 319.719943] ? __switch_to_asm+0x40/0x70 [ 319.724018] ? pvclock_read_flags+0x160/0x160 [ 319.728519] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.734058] ? check_preemption_disabled+0x48/0x280 [ 319.739084] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 319.744796] ? rcu_pm_notify+0xc0/0xc0 [ 319.748689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.754233] ? check_preemption_disabled+0x48/0x280 [ 319.759263] run_timer_softirq+0x52/0xb0 [ 319.763325] ? rcu_read_lock_sched_held+0x14f/0x180 [ 319.768346] __do_softirq+0x308/0xb7e [ 319.772164] ? retint_kernel+0x2d/0x2d [ 319.776071] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 319.781186] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 319.786646] ? schedule+0x108/0x460 [ 319.790280] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 319.795036] ? __schedule+0x21d0/0x21d0 [ 319.799013] ? trace_hardirqs_off+0xb8/0x310 [ 319.803432] ? smpboot_thread_fn+0x68b/0xa00 [ 319.807844] ? trace_hardirqs_on+0x310/0x310 [ 319.812257] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 319.817797] ? check_preemption_disabled+0x48/0x280 [ 319.822813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.828353] ? takeover_tasklets+0xa90/0xa90 [ 319.832773] run_ksoftirqd+0x5e/0x100 [ 319.836573] smpboot_thread_fn+0x68b/0xa00 [ 319.840809] ? sort_range+0x30/0x30 [ 319.844436] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 319.849539] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 319.855073] ? __kthread_parkme+0xfb/0x1a0 [ 319.859318] ? sort_range+0x30/0x30 [ 319.862949] kthread+0x35a/0x440 [ 319.866319] ? kthread_stop+0x900/0x900 [ 319.870302] ret_from_fork+0x3a/0x50 [ 319.874024] Mem-Info: [ 319.874034] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 319.874044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 319.876460] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 319.876460] active_file:14 inactive_file:13 isolated_file:0 [ 319.876460] unevictable:0 dirty:0 writeback:0 unstable:0 [ 319.876460] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 319.876460] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 319.876460] free:13782 free_pcp:155 free_cma:0 [ 319.883281] Call Trace: [ 319.892664] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 319.925519] dump_stack+0x244/0x39d [ 319.928086] 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 [ 319.955581] ? dump_stack_print_info.cold.1+0x20/0x20 [ 319.959190] lowmem_reserve[]: 0 2818 6321 6321 [ 319.985313] warn_alloc.cold.116+0xb7/0x1bd [ 319.990476] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 319.995053] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 319.999348] lowmem_reserve[]: 0 0 3503 3503 [ 320.026771] ? lock_downgrade+0x900/0x900 [ 320.031593] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 320.035918] ? trace_hardirqs_off+0xb8/0x310 [ 320.040041] lowmem_reserve[]: 0 0 0 0 [ 320.068932] ? trace_hardirqs_off+0xb8/0x310 [ 320.073321] 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 [ 320.077124] __alloc_pages_slowpath+0x26e8/0x2e10 [ 320.081503] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 320.095052] ? warn_alloc+0x120/0x120 [ 320.099853] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 320.115111] ? warn_alloc+0x120/0x120 [ 320.118894] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 320.133971] ? warn_alloc+0x120/0x120 [ 320.137754] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 320.146579] ? print_usage_bug+0xc0/0xc0 [ 320.150359] 165 total pagecache pages [ 320.158926] ? print_usage_bug+0xc0/0xc0 [ 320.162970] 0 pages in swap cache [ 320.166761] ? mark_held_locks+0x130/0x130 [ 320.170800] Swap cache stats: add 0, delete 0, find 0/0 [ 320.170807] Free swap = 0kB [ 320.174252] ? mark_held_locks+0x130/0x130 [ 320.178461] Total swap = 0kB [ 320.178468] 1965979 pages RAM [ 320.183826] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 320.186821] 0 pages HighMem/MovableOnly [ 320.191046] ? should_fail+0x22d/0xd01 [ 320.194037] 342854 pages reserved [ 320.194044] 0 pages cma reserved [ 320.197159] ? zap_class+0x640/0x640 [ 320.202879] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.617 msecs [ 320.206643] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 320.210570] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 320.213959] ? __lock_acquire+0x62f/0x4c20 [ 320.213975] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 320.213990] ? __lock_acquire+0x62f/0x4c20 [ 320.217382] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 320.221041] ? should_fail+0x22d/0xd01 [ 320.229599] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 320.234790] ? mark_held_locks+0x130/0x130 [ 320.277870] ? mark_held_locks+0x130/0x130 [ 320.282107] ? lock_downgrade+0x900/0x900 [ 320.286268] ? zap_class+0x640/0x640 [ 320.289980] ? zap_class+0x640/0x640 [ 320.293695] ? zap_class+0x640/0x640 [ 320.297408] ? do_raw_spin_unlock+0xa7/0x330 [ 320.301817] ? trace_hardirqs_on+0x310/0x310 [ 320.306224] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.311761] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.317302] ? check_preemption_disabled+0x48/0x280 [ 320.322328] ? __lock_is_held+0xb5/0x140 [ 320.326396] __alloc_pages_nodemask+0xa80/0xde0 [ 320.331067] ? zap_class+0x640/0x640 [ 320.334784] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 320.339808] ? find_held_lock+0x36/0x1c0 [ 320.343876] ? ____cache_alloc_node+0x1c7/0x1e0 [ 320.348546] ? lock_downgrade+0x900/0x900 [ 320.352702] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.358242] cache_grow_begin+0xa5/0x8c0 [ 320.362302] ? do_raw_spin_unlock+0xa7/0x330 [ 320.366715] fallback_alloc+0x204/0x2e0 [ 320.370697] ____cache_alloc_node+0x1c7/0x1e0 [ 320.375202] kmem_cache_alloc_node+0xe3/0x730 [ 320.379696] ? lockdep_hardirqs_on+0x296/0x5b0 [ 320.384285] __alloc_skb+0x119/0x770 [ 320.387999] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 320.393370] ? netdev_alloc_frag+0x1f0/0x1f0 [ 320.397783] ? vprintk_default+0x28/0x30 [ 320.401845] ? vprintk_func+0x85/0x181 [ 320.405741] ? printk+0xa7/0xcf [ 320.409019] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 320.413781] new_skb+0x26/0x1c0 [ 320.417064] aoecmd_cfg+0x279/0x7f0 [ 320.420694] ? find_held_lock+0x36/0x1c0 [ 320.424763] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 320.429092] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.434648] ? __lock_is_held+0xb5/0x140 [ 320.438803] discover_timer+0x50/0x60 [ 320.442606] call_timer_fn+0x272/0x920 [ 320.446497] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 320.451339] ? process_timeout+0x40/0x40 [ 320.455409] ? __run_timers+0x7da/0xc70 [ 320.459386] ? _raw_spin_unlock_irq+0x27/0x80 [ 320.463878] ? _raw_spin_unlock_irq+0x27/0x80 [ 320.468370] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 320.473213] ? lockdep_hardirqs_on+0x296/0x5b0 [ 320.477799] ? trace_hardirqs_on+0xbd/0x310 [ 320.482139] ? kasan_check_read+0x11/0x20 [ 320.486288] ? __run_timers+0x7da/0xc70 [ 320.490261] ? trace_hardirqs_off_caller+0x310/0x310 [ 320.495377] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 320.500221] __run_timers+0x7e5/0xc70 [ 320.504033] ? timer_fixup_init+0x70/0x70 [ 320.508189] ? _raw_spin_unlock_irq+0x27/0x80 [ 320.512684] ? _raw_spin_unlock_irq+0x27/0x80 [ 320.517185] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 320.521774] ? trace_hardirqs_on+0xbd/0x310 [ 320.526092] ? kasan_check_read+0x11/0x20 [ 320.530256] ? finish_task_switch+0x1f4/0x910 [ 320.534753] ? trace_hardirqs_off_caller+0x310/0x310 [ 320.539857] ? compat_start_thread+0x80/0x80 [ 320.544283] ? pvclock_read_flags+0x160/0x160 [ 320.548780] ? __switch_to_asm+0x34/0x70 [ 320.552841] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.558383] ? check_preemption_disabled+0x48/0x280 [ 320.563408] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 320.568949] ? rcu_pm_notify+0xc0/0xc0 [ 320.572837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.578372] ? check_preemption_disabled+0x48/0x280 [ 320.583393] run_timer_softirq+0x52/0xb0 [ 320.587460] ? rcu_read_lock_sched_held+0x14f/0x180 [ 320.592475] __do_softirq+0x308/0xb7e [ 320.596285] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 320.601386] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 320.606161] ? schedule+0x108/0x460 [ 320.609787] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 320.614554] ? trace_hardirqs_off+0xb8/0x310 [ 320.618962] ? smpboot_thread_fn+0x68b/0xa00 [ 320.623878] ? trace_hardirqs_on+0x310/0x310 [ 320.628291] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 320.633836] ? check_preemption_disabled+0x48/0x280 [ 320.638852] ? takeover_tasklets+0xa90/0xa90 [ 320.643263] run_ksoftirqd+0x5e/0x100 [ 320.647068] smpboot_thread_fn+0x68b/0xa00 [ 320.651305] ? sort_range+0x30/0x30 [ 320.654937] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 320.660040] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 320.665580] ? __kthread_parkme+0xfb/0x1a0 [ 320.669822] ? sort_range+0x30/0x30 [ 320.673448] kthread+0x35a/0x440 [ 320.676814] ? kthread_stop+0x900/0x900 [ 320.680793] ret_from_fork+0x3a/0x50 [ 320.684524] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 320.684588] aoe: skb alloc failure [ 320.691456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 320.691463] Call Trace: [ 320.695045] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 320.704344] dump_stack+0x244/0x39d [ 320.706901] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 320.717208] ? dump_stack_print_info.cold.1+0x20/0x20 [ 320.730659] warn_alloc.cold.116+0xb7/0x1bd [ 320.734991] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 320.739836] ? lock_downgrade+0x900/0x900 [ 320.743994] ? trace_hardirqs_off+0xb8/0x310 [ 320.748406] ? trace_hardirqs_off+0xb8/0x310 [ 320.752822] __alloc_pages_slowpath+0x26e8/0x2e10 [ 320.757694] ? warn_alloc+0x120/0x120 [ 320.761535] ? print_usage_bug+0xc0/0xc0 [ 320.765599] ? warn_alloc+0x120/0x120 [ 320.769425] ? warn_alloc+0x120/0x120 [ 320.773224] ? print_usage_bug+0xc0/0xc0 [ 320.777293] ? print_usage_bug+0xc0/0xc0 [ 320.781360] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 320.786912] ? should_fail+0x22d/0xd01 [ 320.791375] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 320.796482] ? __lock_acquire+0x62f/0x4c20 [ 320.800811] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 320.805915] ? __lock_acquire+0x62f/0x4c20 [ 320.810151] ? should_fail+0x22d/0xd01 [ 320.814038] ? find_held_lock+0x36/0x1c0 [ 320.818119] ? mark_held_locks+0x130/0x130 [ 320.822362] ? mark_held_locks+0x130/0x130 [ 320.826596] ? zap_class+0x640/0x640 [ 320.830316] ? zap_class+0x640/0x640 [ 320.834032] ? print_usage_bug+0xc0/0xc0 [ 320.838102] ? do_raw_spin_unlock+0xa7/0x330 [ 320.842509] ? zap_class+0x640/0x640 [ 320.846221] ? print_usage_bug+0xc0/0xc0 [ 320.850281] ? wq_watchdog_touch+0x9c/0xfe [ 320.854522] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.860058] ? check_preemption_disabled+0x48/0x280 [ 320.865132] ? __lock_is_held+0xb5/0x140 [ 320.869211] __alloc_pages_nodemask+0xa80/0xde0 [ 320.873885] ? zap_class+0x640/0x640 [ 320.877611] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 320.882643] ? find_held_lock+0x36/0x1c0 [ 320.886799] ? ____cache_alloc_node+0x1c7/0x1e0 [ 320.891470] ? lock_downgrade+0x900/0x900 [ 320.895635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.901191] cache_grow_begin+0xa5/0x8c0 [ 320.905251] ? do_raw_spin_unlock+0xa7/0x330 [ 320.909841] fallback_alloc+0x204/0x2e0 [ 320.913822] ____cache_alloc_node+0x1c7/0x1e0 [ 320.918339] kmem_cache_alloc_node+0xe3/0x730 [ 320.922836] ? ipv6_get_ifaddr+0x42e/0x620 [ 320.927092] __alloc_skb+0x119/0x770 [ 320.930807] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 320.936105] ? netdev_alloc_frag+0x1f0/0x1f0 [ 320.940607] ? lock_downgrade+0x900/0x900 [ 320.944761] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.950301] ? refcount_sub_and_test_checked+0x203/0x310 [ 320.955759] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 320.961212] ? addrconf_rs_timer+0x690/0x690 [ 320.965635] ndisc_alloc_skb+0x144/0x340 [ 320.969704] ndisc_send_rs+0x331/0x6e0 [ 320.973627] addrconf_rs_timer+0x314/0x690 [ 320.977865] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 320.982121] call_timer_fn+0x272/0x920 [ 320.986010] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 320.990246] ? process_timeout+0x40/0x40 [ 320.994310] ? __run_timers+0x7da/0xc70 [ 320.998293] ? _raw_spin_unlock_irq+0x27/0x80 [ 321.002789] ? _raw_spin_unlock_irq+0x27/0x80 [ 321.007285] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 321.011520] ? lockdep_hardirqs_on+0x296/0x5b0 [ 321.016115] ? trace_hardirqs_on+0xbd/0x310 [ 321.020449] ? kasan_check_read+0x11/0x20 [ 321.024601] ? __run_timers+0x7da/0xc70 [ 321.028579] ? trace_hardirqs_off_caller+0x310/0x310 [ 321.033699] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 321.037931] __run_timers+0x7e5/0xc70 [ 321.041739] ? timer_fixup_init+0x70/0x70 [ 321.045883] ? compat_start_thread+0x80/0x80 [ 321.050294] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.055839] ? _raw_spin_unlock_irq+0x60/0x80 [ 321.060338] ? finish_task_switch+0x1f4/0x910 [ 321.064923] ? finish_task_switch+0x1b4/0x910 [ 321.069418] ? __switch_to_asm+0x34/0x70 [ 321.073483] ? preempt_notifier_register+0x200/0x200 [ 321.078612] ? __switch_to_asm+0x34/0x70 [ 321.082673] ? __switch_to_asm+0x40/0x70 [ 321.086734] ? __switch_to_asm+0x34/0x70 [ 321.090795] ? __switch_to_asm+0x40/0x70 [ 321.094856] ? __switch_to_asm+0x34/0x70 [ 321.098919] ? __switch_to_asm+0x40/0x70 [ 321.102989] ? __switch_to_asm+0x40/0x70 [ 321.107058] ? pvclock_read_flags+0x160/0x160 [ 321.111571] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.117117] ? check_preemption_disabled+0x48/0x280 [ 321.122143] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 321.127683] ? rcu_pm_notify+0xc0/0xc0 [ 321.131573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.137121] ? check_preemption_disabled+0x48/0x280 [ 321.142145] run_timer_softirq+0x52/0xb0 [ 321.146206] ? rcu_read_lock_sched_held+0x14f/0x180 [ 321.151222] __do_softirq+0x308/0xb7e [ 321.155029] ? retint_kernel+0x2d/0x2d [ 321.158933] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 321.164035] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 321.169501] ? schedule+0x108/0x460 [ 321.173126] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 321.177881] ? __schedule+0x21d0/0x21d0 [ 321.181859] ? trace_hardirqs_off+0xb8/0x310 [ 321.186274] ? smpboot_thread_fn+0x68b/0xa00 [ 321.190685] ? trace_hardirqs_on+0x310/0x310 [ 321.195121] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 321.200662] ? check_preemption_disabled+0x48/0x280 [ 321.205684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.211224] ? takeover_tasklets+0xa90/0xa90 [ 321.215641] run_ksoftirqd+0x5e/0x100 [ 321.219453] smpboot_thread_fn+0x68b/0xa00 [ 321.223697] ? sort_range+0x30/0x30 [ 321.227338] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 321.232453] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 321.237991] ? __kthread_parkme+0xfb/0x1a0 [ 321.242230] ? sort_range+0x30/0x30 [ 321.245855] kthread+0x35a/0x440 [ 321.249249] ? kthread_stop+0x900/0x900 [ 321.253245] ret_from_fork+0x3a/0x50 [ 321.256968] warn_alloc_show_mem: 1 callbacks suppressed [ 321.256978] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 321.256979] Mem-Info: [ 321.257008] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 321.257008] active_file:14 inactive_file:13 isolated_file:0 [ 321.257008] unevictable:0 dirty:0 writeback:0 unstable:0 [ 321.257008] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 321.257008] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 321.257008] free:13782 free_pcp:155 free_cma:0 [ 321.262348] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 321.262355] Call Trace: [ 321.269198] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 321.271604] dump_stack+0x244/0x39d [ 321.304484] 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 [ 321.313847] ? dump_stack_print_info.cold.1+0x20/0x20 [ 321.316403] lowmem_reserve[]: 0 2818 6321 6321 [ 321.343909] warn_alloc.cold.116+0xb7/0x1bd [ 321.347508] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 321.373700] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 321.378865] lowmem_reserve[]: 0 0 3503 3503 [ 321.383792] ? lock_downgrade+0x900/0x900 [ 321.388089] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 321.415502] ? trace_hardirqs_off+0xb8/0x310 [ 321.420317] lowmem_reserve[]: 0 0 0 0 [ 321.424637] ? trace_hardirqs_off+0xb8/0x310 [ 321.428763] 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 [ 321.457662] __alloc_pages_slowpath+0x26e8/0x2e10 [ 321.462061] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 321.465879] ? warn_alloc+0x120/0x120 [ 321.470243] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 321.483761] ? warn_alloc+0x120/0x120 [ 321.488590] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 321.503835] ? warn_alloc+0x120/0x120 [ 321.507620] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 321.522698] ? print_usage_bug+0xc0/0xc0 [ 321.526478] 165 total pagecache pages [ 321.535309] ? print_usage_bug+0xc0/0xc0 [ 321.539096] 0 pages in swap cache [ 321.547664] ? mark_held_locks+0x130/0x130 [ 321.551737] Swap cache stats: add 0, delete 0, find 0/0 [ 321.551744] Free swap = 0kB [ 321.555540] ? mark_held_locks+0x130/0x130 [ 321.559575] Total swap = 0kB [ 321.559583] 1965979 pages RAM [ 321.563040] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 321.567243] 0 pages HighMem/MovableOnly [ 321.567251] 342854 pages reserved [ 321.572606] ? should_fail+0x22d/0xd01 [ 321.575599] 0 pages cma reserved [ 321.579825] ? zap_class+0x640/0x640 [ 321.582879] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 321.585928] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 321.585941] ? __lock_acquire+0x62f/0x4c20 [ 321.585958] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 321.591531] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 321.595445] ? __lock_acquire+0x62f/0x4c20 [ 321.598879] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 321.602751] ? should_fail+0x22d/0xd01 [ 321.602774] ? mark_held_locks+0x130/0x130 [ 321.657966] ? mark_held_locks+0x130/0x130 [ 321.662199] ? lock_downgrade+0x900/0x900 [ 321.666351] ? zap_class+0x640/0x640 [ 321.670070] ? zap_class+0x640/0x640 [ 321.673783] ? do_raw_spin_unlock+0xa7/0x330 [ 321.678195] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 321.682956] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.688492] ? check_preemption_disabled+0x48/0x280 [ 321.693533] ? __lock_is_held+0xb5/0x140 [ 321.697599] __alloc_pages_nodemask+0xa80/0xde0 [ 321.702267] ? zap_class+0x640/0x640 [ 321.705986] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 321.711038] ? find_held_lock+0x36/0x1c0 [ 321.715108] ? ____cache_alloc_node+0x1c7/0x1e0 [ 321.719778] ? lock_downgrade+0x900/0x900 [ 321.723931] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.729471] cache_grow_begin+0xa5/0x8c0 [ 321.733564] ? do_raw_spin_unlock+0xa7/0x330 [ 321.737978] fallback_alloc+0x204/0x2e0 [ 321.741966] ____cache_alloc_node+0x1c7/0x1e0 [ 321.746469] kmem_cache_alloc_node+0xe3/0x730 [ 321.750970] ? lockdep_hardirqs_on+0x296/0x5b0 [ 321.755560] __alloc_skb+0x119/0x770 [ 321.759278] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 321.764643] ? netdev_alloc_frag+0x1f0/0x1f0 [ 321.769076] ? vprintk_default+0x28/0x30 [ 321.773140] ? vprintk_func+0x85/0x181 [ 321.777044] ? printk+0xa7/0xcf [ 321.780323] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 321.785086] new_skb+0x26/0x1c0 [ 321.788366] aoecmd_cfg+0x279/0x7f0 [ 321.791996] ? find_held_lock+0x36/0x1c0 [ 321.796071] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 321.800398] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.805946] ? __lock_is_held+0xb5/0x140 [ 321.810032] discover_timer+0x50/0x60 [ 321.813831] call_timer_fn+0x272/0x920 [ 321.817721] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 321.822570] ? process_timeout+0x40/0x40 [ 321.826640] ? __run_timers+0x7da/0xc70 [ 321.830618] ? _raw_spin_unlock_irq+0x27/0x80 [ 321.835114] ? _raw_spin_unlock_irq+0x27/0x80 [ 321.839611] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 321.844453] ? lockdep_hardirqs_on+0x296/0x5b0 [ 321.849047] ? trace_hardirqs_on+0xbd/0x310 [ 321.853372] ? kasan_check_read+0x11/0x20 [ 321.857518] ? __run_timers+0x7da/0xc70 [ 321.861490] ? trace_hardirqs_off_caller+0x310/0x310 [ 321.866604] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 321.871445] __run_timers+0x7e5/0xc70 [ 321.875253] ? timer_fixup_init+0x70/0x70 [ 321.879401] ? _raw_spin_unlock_irq+0x27/0x80 [ 321.883895] ? _raw_spin_unlock_irq+0x27/0x80 [ 321.888392] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 321.892975] ? trace_hardirqs_on+0xbd/0x310 [ 321.897306] ? kasan_check_read+0x11/0x20 [ 321.901453] ? finish_task_switch+0x1f4/0x910 [ 321.905956] ? trace_hardirqs_off_caller+0x310/0x310 [ 321.911059] ? compat_start_thread+0x80/0x80 [ 321.915489] ? pvclock_read_flags+0x160/0x160 [ 321.919986] ? __switch_to_asm+0x34/0x70 [ 321.924065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.929608] ? check_preemption_disabled+0x48/0x280 [ 321.934632] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 321.940174] ? rcu_pm_notify+0xc0/0xc0 [ 321.944061] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.949600] ? check_preemption_disabled+0x48/0x280 [ 321.954622] run_timer_softirq+0x52/0xb0 [ 321.958685] ? rcu_read_lock_sched_held+0x14f/0x180 [ 321.963706] __do_softirq+0x308/0xb7e [ 321.967516] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 321.972619] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 321.977382] ? schedule+0x108/0x460 [ 321.981027] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 321.985791] ? trace_hardirqs_off+0xb8/0x310 [ 321.990285] ? smpboot_thread_fn+0x68b/0xa00 [ 321.994693] ? trace_hardirqs_on+0x310/0x310 [ 321.999106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.004642] ? check_preemption_disabled+0x48/0x280 [ 322.009661] ? takeover_tasklets+0xa90/0xa90 [ 322.014075] run_ksoftirqd+0x5e/0x100 [ 322.017873] smpboot_thread_fn+0x68b/0xa00 [ 322.022114] ? sort_range+0x30/0x30 [ 322.025751] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 322.030854] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.036395] ? __kthread_parkme+0xfb/0x1a0 [ 322.040631] ? sort_range+0x30/0x30 [ 322.044261] kthread+0x35a/0x440 [ 322.047629] ? kthread_stop+0x900/0x900 [ 322.051610] ret_from_fork+0x3a/0x50 [ 322.055343] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 322.055401] aoe: skb alloc failure [ 322.062282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 322.065874] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 322.075154] Call Trace: [ 322.085450] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 322.088039] dump_stack+0x244/0x39d [ 322.096312] ? dump_stack_print_info.cold.1+0x20/0x20 [ 322.101520] warn_alloc.cold.116+0xb7/0x1bd [ 322.105888] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 322.110733] ? lock_downgrade+0x900/0x900 [ 322.114884] ? trace_hardirqs_off+0xb8/0x310 [ 322.119299] ? trace_hardirqs_off+0xb8/0x310 [ 322.123713] __alloc_pages_slowpath+0x26e8/0x2e10 [ 322.128584] ? warn_alloc+0x120/0x120 [ 322.132386] ? print_usage_bug+0xc0/0xc0 [ 322.136451] ? warn_alloc+0x120/0x120 [ 322.140259] ? warn_alloc+0x120/0x120 [ 322.144062] ? print_usage_bug+0xc0/0xc0 [ 322.148129] ? print_usage_bug+0xc0/0xc0 [ 322.152199] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.157735] ? should_fail+0x22d/0xd01 [ 322.161630] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 322.166738] ? __lock_acquire+0x62f/0x4c20 [ 322.170993] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 322.176098] ? __lock_acquire+0x62f/0x4c20 [ 322.180335] ? should_fail+0x22d/0xd01 [ 322.184224] ? find_held_lock+0x36/0x1c0 [ 322.188329] ? mark_held_locks+0x130/0x130 [ 322.192569] ? mark_held_locks+0x130/0x130 [ 322.196804] ? zap_class+0x640/0x640 [ 322.200521] ? zap_class+0x640/0x640 [ 322.204236] ? print_usage_bug+0xc0/0xc0 [ 322.208294] ? do_raw_spin_unlock+0xa7/0x330 [ 322.212704] ? zap_class+0x640/0x640 [ 322.216420] ? print_usage_bug+0xc0/0xc0 [ 322.220481] ? wq_watchdog_touch+0x9c/0xfe [ 322.224755] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.230293] ? check_preemption_disabled+0x48/0x280 [ 322.235320] ? __lock_is_held+0xb5/0x140 [ 322.239387] __alloc_pages_nodemask+0xa80/0xde0 [ 322.244055] ? zap_class+0x640/0x640 [ 322.247772] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 322.252801] ? find_held_lock+0x36/0x1c0 [ 322.256876] ? ____cache_alloc_node+0x1c7/0x1e0 [ 322.261546] ? lock_downgrade+0x900/0x900 [ 322.265700] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.271239] cache_grow_begin+0xa5/0x8c0 [ 322.275298] ? do_raw_spin_unlock+0xa7/0x330 [ 322.279715] fallback_alloc+0x204/0x2e0 [ 322.283692] ____cache_alloc_node+0x1c7/0x1e0 [ 322.288188] kmem_cache_alloc_node+0xe3/0x730 [ 322.292709] ? ipv6_get_ifaddr+0x42e/0x620 [ 322.296948] __alloc_skb+0x119/0x770 [ 322.300669] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 322.305941] ? netdev_alloc_frag+0x1f0/0x1f0 [ 322.310348] ? lock_downgrade+0x900/0x900 [ 322.314502] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.320034] ? refcount_sub_and_test_checked+0x203/0x310 [ 322.325489] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 322.330932] ? addrconf_rs_timer+0x690/0x690 [ 322.335342] ndisc_alloc_skb+0x144/0x340 [ 322.339401] ndisc_send_rs+0x331/0x6e0 [ 322.343285] addrconf_rs_timer+0x314/0x690 [ 322.347519] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 322.351758] call_timer_fn+0x272/0x920 [ 322.355638] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 322.359866] ? process_timeout+0x40/0x40 [ 322.363929] ? __run_timers+0x7da/0xc70 [ 322.367899] ? _raw_spin_unlock_irq+0x27/0x80 [ 322.372391] ? _raw_spin_unlock_irq+0x27/0x80 [ 322.376877] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 322.381112] ? lockdep_hardirqs_on+0x296/0x5b0 [ 322.385696] ? trace_hardirqs_on+0xbd/0x310 [ 322.390009] ? kasan_check_read+0x11/0x20 [ 322.394149] ? __run_timers+0x7da/0xc70 [ 322.398125] ? trace_hardirqs_off_caller+0x310/0x310 [ 322.403227] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 322.407458] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 322.411689] __run_timers+0x7e5/0xc70 [ 322.415494] ? timer_fixup_init+0x70/0x70 [ 322.419638] ? compat_start_thread+0x80/0x80 [ 322.424046] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.429580] ? _raw_spin_unlock_irq+0x60/0x80 [ 322.434071] ? finish_task_switch+0x1f4/0x910 [ 322.438557] ? finish_task_switch+0x1b4/0x910 [ 322.443051] ? __switch_to_asm+0x34/0x70 [ 322.447108] ? preempt_notifier_register+0x200/0x200 [ 322.452214] ? __switch_to_asm+0x34/0x70 [ 322.456273] ? __switch_to_asm+0x40/0x70 [ 322.460329] ? __switch_to_asm+0x34/0x70 [ 322.464387] ? __switch_to_asm+0x40/0x70 [ 322.468441] ? __switch_to_asm+0x34/0x70 [ 322.472503] ? __switch_to_asm+0x40/0x70 [ 322.476560] ? __switch_to_asm+0x40/0x70 [ 322.480622] ? pvclock_read_flags+0x160/0x160 [ 322.485121] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.490653] ? check_preemption_disabled+0x48/0x280 [ 322.495671] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 322.501207] ? rcu_pm_notify+0xc0/0xc0 [ 322.505089] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.510618] ? check_preemption_disabled+0x48/0x280 [ 322.515634] run_timer_softirq+0x52/0xb0 [ 322.519687] ? rcu_read_lock_sched_held+0x14f/0x180 [ 322.524699] __do_softirq+0x308/0xb7e [ 322.528503] ? retint_kernel+0x2d/0x2d [ 322.532389] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 322.537490] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 322.542939] ? schedule+0x108/0x460 [ 322.546568] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 322.551335] ? __schedule+0x21d0/0x21d0 [ 322.555311] ? trace_hardirqs_off+0xb8/0x310 [ 322.559718] ? smpboot_thread_fn+0x68b/0xa00 [ 322.564123] ? trace_hardirqs_on+0x310/0x310 [ 322.568530] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.574061] ? check_preemption_disabled+0x48/0x280 [ 322.579072] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.584602] ? takeover_tasklets+0xa90/0xa90 [ 322.589006] run_ksoftirqd+0x5e/0x100 [ 322.592798] smpboot_thread_fn+0x68b/0xa00 [ 322.597032] ? sort_range+0x30/0x30 [ 322.600659] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 322.605754] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.611286] ? __kthread_parkme+0xfb/0x1a0 [ 322.615518] ? sort_range+0x30/0x30 [ 322.619139] kthread+0x35a/0x440 [ 322.622935] ? kthread_stop+0x900/0x900 [ 322.626916] ret_from_fork+0x3a/0x50 [ 322.630646] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 322.630650] warn_alloc_show_mem: 1 callbacks suppressed [ 322.630656] Mem-Info: [ 322.637485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 322.642849] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 322.642849] active_file:14 inactive_file:13 isolated_file:0 [ 322.642849] unevictable:0 dirty:0 writeback:0 unstable:0 [ 322.642849] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 322.642849] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 322.642849] free:13782 free_pcp:155 free_cma:0 [ 322.645217] Call Trace: [ 322.654588] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 322.687431] dump_stack+0x244/0x39d [ 322.689993] 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 [ 322.717479] ? dump_stack_print_info.cold.1+0x20/0x20 [ 322.721071] lowmem_reserve[]: 0 2818 6321 6321 [ 322.747181] warn_alloc.cold.116+0xb7/0x1bd [ 322.752334] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 322.756903] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 322.761188] lowmem_reserve[]: 0 0 3503 3503 [ 322.788595] ? lock_downgrade+0x900/0x900 [ 322.793950] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 322.798288] ? trace_hardirqs_off+0xb8/0x310 [ 322.802389] lowmem_reserve[]: 0 0 0 0 [ 322.831272] ? trace_hardirqs_off+0xb8/0x310 [ 322.835647] 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 [ 322.839442] __alloc_pages_slowpath+0x26e8/0x2e10 [ 322.843823] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 322.857356] ? warn_alloc+0x120/0x120 [ 322.862149] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 322.877399] ? warn_alloc+0x120/0x120 [ 322.881175] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 322.896239] ? warn_alloc+0x120/0x120 [ 322.900016] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 322.908831] ? print_usage_bug+0xc0/0xc0 [ 322.912602] 165 total pagecache pages [ 322.921166] ? print_usage_bug+0xc0/0xc0 [ 322.925205] 0 pages in swap cache [ 322.928989] ? mark_held_locks+0x130/0x130 [ 322.933041] Swap cache stats: add 0, delete 0, find 0/0 [ 322.936477] ? mark_held_locks+0x130/0x130 [ 322.940679] Free swap = 0kB [ 322.946031] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.950233] Total swap = 0kB [ 322.953239] ? should_fail+0x22d/0xd01 [ 322.958742] 1965979 pages RAM [ 322.961746] ? zap_class+0x640/0x640 [ 322.965597] 0 pages HighMem/MovableOnly [ 322.965604] 342854 pages reserved [ 322.968697] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 322.972381] 0 pages cma reserved [ 322.976339] ? __lock_acquire+0x62f/0x4c20 [ 322.979818] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 322.984852] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 322.984864] ? __lock_acquire+0x62f/0x4c20 [ 322.984878] ? should_fail+0x22d/0xd01 [ 322.988274] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 322.992457] ? mark_held_locks+0x130/0x130 [ 322.998946] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 323.004036] ? mark_held_locks+0x130/0x130 [ 323.035567] ? lock_downgrade+0x900/0x900 [ 323.039713] ? zap_class+0x640/0x640 [ 323.043422] ? zap_class+0x640/0x640 [ 323.047128] ? do_raw_spin_unlock+0xa7/0x330 [ 323.051530] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 323.056280] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.061816] ? check_preemption_disabled+0x48/0x280 [ 323.066832] ? __lock_is_held+0xb5/0x140 [ 323.070894] __alloc_pages_nodemask+0xa80/0xde0 [ 323.075566] ? zap_class+0x640/0x640 [ 323.079279] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 323.084297] ? find_held_lock+0x36/0x1c0 [ 323.088359] ? ____cache_alloc_node+0x1c7/0x1e0 [ 323.093025] ? lock_downgrade+0x900/0x900 [ 323.097171] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.102708] cache_grow_begin+0xa5/0x8c0 [ 323.106766] ? do_raw_spin_unlock+0xa7/0x330 [ 323.111174] fallback_alloc+0x204/0x2e0 [ 323.115150] ____cache_alloc_node+0x1c7/0x1e0 [ 323.119649] kmem_cache_alloc_node+0xe3/0x730 [ 323.124137] ? lockdep_hardirqs_on+0x296/0x5b0 [ 323.128724] __alloc_skb+0x119/0x770 [ 323.132433] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 323.137792] ? netdev_alloc_frag+0x1f0/0x1f0 [ 323.142205] ? vprintk_default+0x28/0x30 [ 323.146259] ? vprintk_func+0x85/0x181 [ 323.150139] ? printk+0xa7/0xcf [ 323.153411] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 323.158169] new_skb+0x26/0x1c0 [ 323.161446] aoecmd_cfg+0x279/0x7f0 [ 323.165072] ? find_held_lock+0x36/0x1c0 [ 323.169127] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 323.173451] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.178995] ? __lock_is_held+0xb5/0x140 [ 323.183060] discover_timer+0x50/0x60 [ 323.186852] call_timer_fn+0x272/0x920 [ 323.190733] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 323.195568] ? process_timeout+0x40/0x40 [ 323.199630] ? __run_timers+0x7da/0xc70 [ 323.203616] ? _raw_spin_unlock_irq+0x27/0x80 [ 323.208104] ? _raw_spin_unlock_irq+0x27/0x80 [ 323.212593] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 323.217429] ? lockdep_hardirqs_on+0x296/0x5b0 [ 323.222007] ? trace_hardirqs_on+0xbd/0x310 [ 323.226323] ? kasan_check_read+0x11/0x20 [ 323.230463] ? __run_timers+0x7da/0xc70 [ 323.234435] ? trace_hardirqs_off_caller+0x310/0x310 [ 323.239540] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 323.244378] __run_timers+0x7e5/0xc70 [ 323.248183] ? timer_fixup_init+0x70/0x70 [ 323.252329] ? _raw_spin_unlock_irq+0x27/0x80 [ 323.256817] ? _raw_spin_unlock_irq+0x27/0x80 [ 323.261309] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 323.265887] ? trace_hardirqs_on+0xbd/0x310 [ 323.270227] ? kasan_check_read+0x11/0x20 [ 323.274383] ? finish_task_switch+0x1f4/0x910 [ 323.278874] ? trace_hardirqs_off_caller+0x310/0x310 [ 323.283980] ? compat_start_thread+0x80/0x80 [ 323.288399] ? pvclock_read_flags+0x160/0x160 [ 323.292885] ? __switch_to_asm+0x34/0x70 [ 323.296962] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.302492] ? check_preemption_disabled+0x48/0x280 [ 323.307510] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 323.313044] ? rcu_pm_notify+0xc0/0xc0 [ 323.316939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.322469] ? check_preemption_disabled+0x48/0x280 [ 323.327480] run_timer_softirq+0x52/0xb0 [ 323.331538] ? rcu_read_lock_sched_held+0x14f/0x180 [ 323.336550] __do_softirq+0x308/0xb7e [ 323.340354] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 323.345449] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 323.350208] ? schedule+0x108/0x460 [ 323.353828] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 323.358590] ? trace_hardirqs_off+0xb8/0x310 [ 323.362990] ? smpboot_thread_fn+0x68b/0xa00 [ 323.367394] ? trace_hardirqs_on+0x310/0x310 [ 323.371800] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 323.377334] ? check_preemption_disabled+0x48/0x280 [ 323.382345] ? takeover_tasklets+0xa90/0xa90 [ 323.386746] run_ksoftirqd+0x5e/0x100 [ 323.390539] smpboot_thread_fn+0x68b/0xa00 [ 323.394774] ? sort_range+0x30/0x30 [ 323.398399] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 323.403497] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 323.409026] ? __kthread_parkme+0xfb/0x1a0 [ 323.413257] ? sort_range+0x30/0x30 [ 323.416884] kthread+0x35a/0x440 [ 323.420252] ? kthread_stop+0x900/0x900 [ 323.424224] ret_from_fork+0x3a/0x50 [ 323.427948] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 323.428007] aoe: skb alloc failure [ 323.434873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 323.434885] Call Trace: [ 323.434901] dump_stack+0x244/0x39d [ 323.434918] ? dump_stack_print_info.cold.1+0x20/0x20 [ 323.434943] warn_alloc.cold.116+0xb7/0x1bd [ 323.438473] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 323.447794] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 323.450347] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 323.453963] ? lock_downgrade+0x900/0x900 [ 323.487336] ? trace_hardirqs_off+0xb8/0x310 [ 323.491747] ? trace_hardirqs_off+0xb8/0x310 [ 323.496160] __alloc_pages_slowpath+0x26e8/0x2e10 [ 323.501024] ? warn_alloc+0x120/0x120 [ 323.504838] ? print_usage_bug+0xc0/0xc0 [ 323.508902] ? warn_alloc+0x120/0x120 [ 323.512705] ? warn_alloc+0x120/0x120 [ 323.516503] ? print_usage_bug+0xc0/0xc0 [ 323.520572] ? print_usage_bug+0xc0/0xc0 [ 323.524636] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 323.530265] ? should_fail+0x22d/0xd01 [ 323.534150] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 323.539251] ? __lock_acquire+0x62f/0x4c20 [ 323.543486] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 323.548580] ? __lock_acquire+0x62f/0x4c20 [ 323.552809] ? should_fail+0x22d/0xd01 [ 323.556693] ? find_held_lock+0x36/0x1c0 [ 323.560756] ? mark_held_locks+0x130/0x130 [ 323.564996] ? mark_held_locks+0x130/0x130 [ 323.569226] ? zap_class+0x640/0x640 [ 323.572934] ? zap_class+0x640/0x640 [ 323.576655] ? print_usage_bug+0xc0/0xc0 [ 323.580709] ? do_raw_spin_unlock+0xa7/0x330 [ 323.585108] ? zap_class+0x640/0x640 [ 323.588819] ? print_usage_bug+0xc0/0xc0 [ 323.592877] ? wq_watchdog_touch+0x9c/0xfe [ 323.597197] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.602729] ? check_preemption_disabled+0x48/0x280 [ 323.607750] ? __lock_is_held+0xb5/0x140 [ 323.611815] __alloc_pages_nodemask+0xa80/0xde0 [ 323.616481] ? zap_class+0x640/0x640 [ 323.620193] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 323.625221] ? find_held_lock+0x36/0x1c0 [ 323.629288] ? ____cache_alloc_node+0x1c7/0x1e0 [ 323.633950] ? lock_downgrade+0x900/0x900 [ 323.638102] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.643636] cache_grow_begin+0xa5/0x8c0 [ 323.647688] ? do_raw_spin_unlock+0xa7/0x330 [ 323.652102] fallback_alloc+0x204/0x2e0 [ 323.656078] ____cache_alloc_node+0x1c7/0x1e0 [ 323.660582] kmem_cache_alloc_node+0xe3/0x730 [ 323.665072] ? ipv6_get_ifaddr+0x42e/0x620 [ 323.669314] __alloc_skb+0x119/0x770 [ 323.673023] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 323.678301] ? netdev_alloc_frag+0x1f0/0x1f0 [ 323.682704] ? lock_downgrade+0x900/0x900 [ 323.686851] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.692395] ? refcount_sub_and_test_checked+0x203/0x310 [ 323.697866] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 323.703313] ? addrconf_rs_timer+0x690/0x690 [ 323.707724] ndisc_alloc_skb+0x144/0x340 [ 323.711784] ndisc_send_rs+0x331/0x6e0 [ 323.715669] addrconf_rs_timer+0x314/0x690 [ 323.719900] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 323.724139] call_timer_fn+0x272/0x920 [ 323.728022] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 323.732260] ? process_timeout+0x40/0x40 [ 323.736326] ? __run_timers+0x7da/0xc70 [ 323.740302] ? _raw_spin_unlock_irq+0x27/0x80 [ 323.744796] ? _raw_spin_unlock_irq+0x27/0x80 [ 323.749283] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 323.753514] ? lockdep_hardirqs_on+0x296/0x5b0 [ 323.758091] ? trace_hardirqs_on+0xbd/0x310 [ 323.762405] ? kasan_check_read+0x11/0x20 [ 323.766544] ? __run_timers+0x7da/0xc70 [ 323.770512] ? trace_hardirqs_off_caller+0x310/0x310 [ 323.775613] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 323.779859] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 323.784084] __run_timers+0x7e5/0xc70 [ 323.787893] ? timer_fixup_init+0x70/0x70 [ 323.792037] ? compat_start_thread+0x80/0x80 [ 323.796445] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.801987] ? _raw_spin_unlock_irq+0x60/0x80 [ 323.806479] ? finish_task_switch+0x1f4/0x910 [ 323.810971] ? finish_task_switch+0x1b4/0x910 [ 323.815464] ? __switch_to_asm+0x34/0x70 [ 323.819523] ? preempt_notifier_register+0x200/0x200 [ 323.824619] ? __switch_to_asm+0x34/0x70 [ 323.828674] ? __switch_to_asm+0x40/0x70 [ 323.832731] ? __switch_to_asm+0x34/0x70 [ 323.836783] ? __switch_to_asm+0x40/0x70 [ 323.840841] ? __switch_to_asm+0x34/0x70 [ 323.844905] ? __switch_to_asm+0x40/0x70 [ 323.848967] ? __switch_to_asm+0x40/0x70 [ 323.853029] ? pvclock_read_flags+0x160/0x160 [ 323.857610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.863143] ? check_preemption_disabled+0x48/0x280 [ 323.868165] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 323.873797] ? rcu_pm_notify+0xc0/0xc0 [ 323.877679] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.883214] ? check_preemption_disabled+0x48/0x280 [ 323.888232] run_timer_softirq+0x52/0xb0 [ 323.892288] ? rcu_read_lock_sched_held+0x14f/0x180 [ 323.897296] __do_softirq+0x308/0xb7e [ 323.901098] ? retint_kernel+0x2d/0x2d [ 323.904982] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 323.910075] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 323.915525] ? schedule+0x108/0x460 [ 323.919155] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 323.923913] ? __schedule+0x21d0/0x21d0 [ 323.927890] ? trace_hardirqs_off+0xb8/0x310 [ 323.932295] ? smpboot_thread_fn+0x68b/0xa00 [ 323.936698] ? trace_hardirqs_on+0x310/0x310 [ 323.941102] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 323.946631] ? check_preemption_disabled+0x48/0x280 [ 323.951639] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.957169] ? takeover_tasklets+0xa90/0xa90 [ 323.961590] run_ksoftirqd+0x5e/0x100 [ 323.965385] smpboot_thread_fn+0x68b/0xa00 [ 323.969621] ? sort_range+0x30/0x30 [ 323.973245] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 323.978339] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 323.983878] ? __kthread_parkme+0xfb/0x1a0 [ 323.988113] ? sort_range+0x30/0x30 [ 323.991736] kthread+0x35a/0x440 [ 323.995099] ? kthread_stop+0x900/0x900 [ 323.999069] ret_from_fork+0x3a/0x50 [ 324.002792] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 324.002797] warn_alloc_show_mem: 1 callbacks suppressed [ 324.002803] Mem-Info: [ 324.009646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 324.015015] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 324.015015] active_file:14 inactive_file:13 isolated_file:0 [ 324.015015] unevictable:0 dirty:0 writeback:0 unstable:0 [ 324.015015] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 324.015015] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 324.015015] free:13782 free_pcp:155 free_cma:0 [ 324.017376] Call Trace: [ 324.026750] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 324.059597] dump_stack+0x244/0x39d [ 324.062155] 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 [ 324.089642] ? dump_stack_print_info.cold.1+0x20/0x20 [ 324.093233] lowmem_reserve[]: 0 2818 6321 6321 [ 324.119342] warn_alloc.cold.116+0xb7/0x1bd [ 324.124500] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 324.129071] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 324.133361] lowmem_reserve[]: 0 0 3503 3503 [ 324.160764] ? lock_downgrade+0x900/0x900 [ 324.165577] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 324.169892] ? trace_hardirqs_off+0xb8/0x310 [ 324.174004] lowmem_reserve[]: 0 0 0 0 [ 324.202880] ? trace_hardirqs_off+0xb8/0x310 [ 324.207256] 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 [ 324.211050] __alloc_pages_slowpath+0x26e8/0x2e10 [ 324.215428] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 324.229396] ? warn_alloc+0x120/0x120 [ 324.234192] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 324.249447] ? warn_alloc+0x120/0x120 [ 324.253234] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 324.268303] ? warn_alloc+0x120/0x120 [ 324.272076] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 324.280892] ? print_usage_bug+0xc0/0xc0 [ 324.284664] 165 total pagecache pages [ 324.293234] ? print_usage_bug+0xc0/0xc0 [ 324.297276] 0 pages in swap cache [ 324.301057] ? mark_held_locks+0x130/0x130 [ 324.305096] Swap cache stats: add 0, delete 0, find 0/0 [ 324.308534] ? mark_held_locks+0x130/0x130 [ 324.312740] Free swap = 0kB [ 324.318089] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 324.322289] Total swap = 0kB [ 324.325291] ? should_fail+0x22d/0xd01 [ 324.330796] 1965979 pages RAM [ 324.333816] ? zap_class+0x640/0x640 [ 324.337678] 0 pages HighMem/MovableOnly [ 324.337685] 342854 pages reserved [ 324.340776] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 324.344458] 0 pages cma reserved [ 324.348417] ? __lock_acquire+0x62f/0x4c20 [ 324.351896] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 324.356932] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 324.356943] ? __lock_acquire+0x62f/0x4c20 [ 324.356961] ? should_fail+0x22d/0xd01 [ 324.360350] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 324.364527] ? mark_held_locks+0x130/0x130 [ 324.370988] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 324.376082] ? mark_held_locks+0x130/0x130 [ 324.407529] ? lock_downgrade+0x900/0x900 [ 324.411675] ? zap_class+0x640/0x640 [ 324.415382] ? zap_class+0x640/0x640 [ 324.419089] ? zap_class+0x640/0x640 [ 324.422803] ? do_raw_spin_unlock+0xa7/0x330 [ 324.427209] ? trace_hardirqs_on+0x310/0x310 [ 324.431611] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.437141] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.442673] ? check_preemption_disabled+0x48/0x280 [ 324.447693] ? __lock_is_held+0xb5/0x140 [ 324.451752] __alloc_pages_nodemask+0xa80/0xde0 [ 324.456413] ? zap_class+0x640/0x640 [ 324.460125] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 324.465146] ? find_held_lock+0x36/0x1c0 [ 324.469218] ? ____cache_alloc_node+0x1c7/0x1e0 [ 324.473882] ? lock_downgrade+0x900/0x900 [ 324.478052] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.483589] cache_grow_begin+0xa5/0x8c0 [ 324.487644] ? do_raw_spin_unlock+0xa7/0x330 [ 324.492052] fallback_alloc+0x204/0x2e0 [ 324.496066] ____cache_alloc_node+0x1c7/0x1e0 [ 324.500562] kmem_cache_alloc_node+0xe3/0x730 [ 324.505055] ? lockdep_hardirqs_on+0x296/0x5b0 [ 324.509640] __alloc_skb+0x119/0x770 [ 324.513351] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 324.518711] ? netdev_alloc_frag+0x1f0/0x1f0 [ 324.523123] ? vprintk_default+0x28/0x30 [ 324.527178] ? vprintk_func+0x85/0x181 [ 324.531058] ? printk+0xa7/0xcf [ 324.534331] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 324.539088] new_skb+0x26/0x1c0 [ 324.542364] aoecmd_cfg+0x279/0x7f0 [ 324.545985] ? find_held_lock+0x36/0x1c0 [ 324.550041] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 324.554361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.559904] ? __lock_is_held+0xb5/0x140 [ 324.563971] discover_timer+0x50/0x60 [ 324.567768] call_timer_fn+0x272/0x920 [ 324.571662] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 324.576507] ? process_timeout+0x40/0x40 [ 324.580568] ? __run_timers+0x7da/0xc70 [ 324.584543] ? _raw_spin_unlock_irq+0x27/0x80 [ 324.589036] ? _raw_spin_unlock_irq+0x27/0x80 [ 324.593534] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 324.598374] ? lockdep_hardirqs_on+0x296/0x5b0 [ 324.602950] ? trace_hardirqs_on+0xbd/0x310 [ 324.607266] ? kasan_check_read+0x11/0x20 [ 324.611404] ? __run_timers+0x7da/0xc70 [ 324.615375] ? trace_hardirqs_off_caller+0x310/0x310 [ 324.620481] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 324.625793] __run_timers+0x7e5/0xc70 [ 324.629607] ? timer_fixup_init+0x70/0x70 [ 324.633750] ? _raw_spin_unlock_irq+0x27/0x80 [ 324.638243] ? _raw_spin_unlock_irq+0x27/0x80 [ 324.642734] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 324.647322] ? trace_hardirqs_on+0xbd/0x310 [ 324.651639] ? kasan_check_read+0x11/0x20 [ 324.655793] ? finish_task_switch+0x1f4/0x910 [ 324.660286] ? trace_hardirqs_off_caller+0x310/0x310 [ 324.665380] ? compat_start_thread+0x80/0x80 [ 324.669810] ? pvclock_read_flags+0x160/0x160 [ 324.674299] ? __switch_to_asm+0x34/0x70 [ 324.678357] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.683891] ? check_preemption_disabled+0x48/0x280 [ 324.688909] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 324.694441] ? rcu_pm_notify+0xc0/0xc0 [ 324.698322] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.703852] ? check_preemption_disabled+0x48/0x280 [ 324.708865] run_timer_softirq+0x52/0xb0 [ 324.712924] ? rcu_read_lock_sched_held+0x14f/0x180 [ 324.717934] __do_softirq+0x308/0xb7e [ 324.721831] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 324.726932] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 324.731705] ? schedule+0x108/0x460 [ 324.735324] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 324.740079] ? trace_hardirqs_off+0xb8/0x310 [ 324.744485] ? smpboot_thread_fn+0x68b/0xa00 [ 324.748900] ? trace_hardirqs_on+0x310/0x310 [ 324.753302] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 324.758834] ? check_preemption_disabled+0x48/0x280 [ 324.763843] ? takeover_tasklets+0xa90/0xa90 [ 324.768248] run_ksoftirqd+0x5e/0x100 [ 324.772045] smpboot_thread_fn+0x68b/0xa00 [ 324.776278] ? sort_range+0x30/0x30 [ 324.779900] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 324.784995] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 324.790792] ? __kthread_parkme+0xfb/0x1a0 [ 324.795026] ? sort_range+0x30/0x30 [ 324.798647] kthread+0x35a/0x440 [ 324.802010] ? kthread_stop+0x900/0x900 [ 324.805983] ret_from_fork+0x3a/0x50 [ 324.809711] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 324.809777] aoe: skb alloc failure [ 324.816634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 324.816640] Call Trace: [ 324.816656] dump_stack+0x244/0x39d [ 324.816674] ? dump_stack_print_info.cold.1+0x20/0x20 [ 324.820213] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 324.829539] warn_alloc.cold.116+0xb7/0x1bd [ 324.832090] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 324.835707] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 324.865032] ? lock_downgrade+0x900/0x900 [ 324.869181] ? trace_hardirqs_off+0xb8/0x310 [ 324.873591] ? trace_hardirqs_off+0xb8/0x310 [ 324.878002] __alloc_pages_slowpath+0x26e8/0x2e10 [ 324.882862] ? warn_alloc+0x120/0x120 [ 324.886657] ? print_usage_bug+0xc0/0xc0 [ 324.890713] ? warn_alloc+0x120/0x120 [ 324.894512] ? warn_alloc+0x120/0x120 [ 324.898309] ? print_usage_bug+0xc0/0xc0 [ 324.902370] ? print_usage_bug+0xc0/0xc0 [ 324.906438] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 324.911972] ? should_fail+0x22d/0xd01 [ 324.915857] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 324.920956] ? __lock_acquire+0x62f/0x4c20 [ 324.925185] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 324.930290] ? __lock_acquire+0x62f/0x4c20 [ 324.934520] ? should_fail+0x22d/0xd01 [ 324.938410] ? find_held_lock+0x36/0x1c0 [ 324.942472] ? mark_held_locks+0x130/0x130 [ 324.946706] ? mark_held_locks+0x130/0x130 [ 324.950937] ? zap_class+0x640/0x640 [ 324.954648] ? zap_class+0x640/0x640 [ 324.958359] ? print_usage_bug+0xc0/0xc0 [ 324.962410] ? do_raw_spin_unlock+0xa7/0x330 [ 324.966810] ? zap_class+0x640/0x640 [ 324.970517] ? print_usage_bug+0xc0/0xc0 [ 324.974570] ? wq_watchdog_touch+0x9c/0xfe [ 324.978807] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.984338] ? check_preemption_disabled+0x48/0x280 [ 324.989358] ? __lock_is_held+0xb5/0x140 [ 324.993417] __alloc_pages_nodemask+0xa80/0xde0 [ 324.998078] ? zap_class+0x640/0x640 [ 325.001790] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 325.006811] ? find_held_lock+0x36/0x1c0 [ 325.010881] ? ____cache_alloc_node+0x1c7/0x1e0 [ 325.015545] ? lock_downgrade+0x900/0x900 [ 325.019692] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.025227] cache_grow_begin+0xa5/0x8c0 [ 325.029289] ? do_raw_spin_unlock+0xa7/0x330 [ 325.033697] fallback_alloc+0x204/0x2e0 [ 325.037668] ____cache_alloc_node+0x1c7/0x1e0 [ 325.042164] kmem_cache_alloc_node+0xe3/0x730 [ 325.046651] ? ipv6_get_ifaddr+0x42e/0x620 [ 325.050891] __alloc_skb+0x119/0x770 [ 325.054600] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 325.059873] ? netdev_alloc_frag+0x1f0/0x1f0 [ 325.064280] ? lock_downgrade+0x900/0x900 [ 325.068428] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.073962] ? refcount_sub_and_test_checked+0x203/0x310 [ 325.079421] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 325.084869] ? addrconf_rs_timer+0x690/0x690 [ 325.089287] ndisc_alloc_skb+0x144/0x340 [ 325.093349] ndisc_send_rs+0x331/0x6e0 [ 325.097233] addrconf_rs_timer+0x314/0x690 [ 325.101468] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 325.105707] call_timer_fn+0x272/0x920 [ 325.109600] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 325.113828] ? process_timeout+0x40/0x40 [ 325.117889] ? __run_timers+0x7da/0xc70 [ 325.121865] ? _raw_spin_unlock_irq+0x27/0x80 [ 325.126352] ? _raw_spin_unlock_irq+0x27/0x80 [ 325.130844] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 325.135074] ? lockdep_hardirqs_on+0x296/0x5b0 [ 325.139652] ? trace_hardirqs_on+0xbd/0x310 [ 325.143965] ? kasan_check_read+0x11/0x20 [ 325.148108] ? __run_timers+0x7da/0xc70 [ 325.152076] ? trace_hardirqs_off_caller+0x310/0x310 [ 325.157179] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 325.161411] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 325.165647] __run_timers+0x7e5/0xc70 [ 325.169451] ? timer_fixup_init+0x70/0x70 [ 325.173596] ? compat_start_thread+0x80/0x80 [ 325.178003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.183538] ? _raw_spin_unlock_irq+0x60/0x80 [ 325.188029] ? finish_task_switch+0x1f4/0x910 [ 325.192517] ? finish_task_switch+0x1b4/0x910 [ 325.197005] ? __switch_to_asm+0x34/0x70 [ 325.201063] ? preempt_notifier_register+0x200/0x200 [ 325.206164] ? __switch_to_asm+0x34/0x70 [ 325.210216] ? __switch_to_asm+0x40/0x70 [ 325.214272] ? __switch_to_asm+0x34/0x70 [ 325.218329] ? __switch_to_asm+0x40/0x70 [ 325.222381] ? __switch_to_asm+0x34/0x70 [ 325.226434] ? __switch_to_asm+0x40/0x70 [ 325.230491] ? __switch_to_asm+0x40/0x70 [ 325.234553] ? pvclock_read_flags+0x160/0x160 [ 325.239047] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.244578] ? check_preemption_disabled+0x48/0x280 [ 325.249598] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 325.255915] ? rcu_pm_notify+0xc0/0xc0 [ 325.259801] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.265332] ? check_preemption_disabled+0x48/0x280 [ 325.270346] run_timer_softirq+0x52/0xb0 [ 325.274400] ? rcu_read_lock_sched_held+0x14f/0x180 [ 325.279414] __do_softirq+0x308/0xb7e [ 325.283213] ? retint_kernel+0x2d/0x2d [ 325.287189] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 325.292284] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 325.297742] ? schedule+0x108/0x460 [ 325.301373] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 325.306122] ? __schedule+0x21d0/0x21d0 [ 325.310098] ? trace_hardirqs_off+0xb8/0x310 [ 325.314502] ? smpboot_thread_fn+0x68b/0xa00 [ 325.318902] ? trace_hardirqs_on+0x310/0x310 [ 325.323306] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 325.328840] ? check_preemption_disabled+0x48/0x280 [ 325.333852] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.339388] ? takeover_tasklets+0xa90/0xa90 [ 325.343792] run_ksoftirqd+0x5e/0x100 [ 325.347590] smpboot_thread_fn+0x68b/0xa00 [ 325.351822] ? sort_range+0x30/0x30 [ 325.355443] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 325.360541] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 325.366073] ? __kthread_parkme+0xfb/0x1a0 [ 325.370302] ? sort_range+0x30/0x30 [ 325.373923] kthread+0x35a/0x440 [ 325.377288] ? kthread_stop+0x900/0x900 [ 325.381272] ret_from_fork+0x3a/0x50 [ 325.384992] warn_alloc_show_mem: 1 callbacks suppressed [ 325.385002] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #137 [ 325.385003] Mem-Info: [ 325.385031] active_anon:49717 inactive_anon:131 isolated_anon:0 [ 325.385031] active_file:14 inactive_file:13 isolated_file:0 [ 325.385031] unevictable:0 dirty:0 writeback:0 unstable:0 [ 325.385031] slab_reclaimable:8939 slab_unreclaimable:1471592 [ 325.385031] mapped:40963 shmem:138 pagetables:604 bounce:0 [ 325.385031] free:13782 free_pcp:155 free_cma:0 [ 325.390370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 325.397217] Node 0 active_anon:198868kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163852kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 325.399608] Call Trace: [ 325.432466] 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 [ 325.441817] dump_stack+0x244/0x39d [ 325.469364] lowmem_reserve[]: 0 2818 6321 6321 [ 325.471952] ? dump_stack_print_info.cold.1+0x20/0x20 [ 325.498031] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB local_pcp:0kB free_cma:0kB [ 325.501658] warn_alloc.cold.116+0xb7/0x1bd [ 325.506201] lowmem_reserve[]: 0 0 3503 3503 [ 325.511380] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 325.538779] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:194772kB inactive_anon:524kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2416kB bounce:0kB free_pcp:620kB local_pcp:312kB free_cma:0kB [ 325.543095] ? lock_downgrade+0x900/0x900 [ 325.547384] lowmem_reserve[]: 0 0 0 0 [ 325.552218] ? trace_hardirqs_off+0xb8/0x310 [ 325.581079] 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 [ 325.585220] ? trace_hardirqs_off+0xb8/0x310 [ 325.589002] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 2*32kB (M) 4*64kB (UM) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB [ 325.593405] __alloc_pages_slowpath+0x26e8/0x2e10 [ 325.606892] Node 0 Normal: 931*4kB (MEH) 422*8kB (MEH) 166*16kB (ME) 60*32kB (UME) 10*64kB (M) 3*128kB (M) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 13980kB [ 325.611316] ? warn_alloc+0x120/0x120 [ 325.626530] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 325.631354] ? warn_alloc+0x120/0x120 [ 325.646422] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 325.650205] ? warn_alloc+0x120/0x120 [ 325.659027] 165 total pagecache pages [ 325.662812] ? print_usage_bug+0xc0/0xc0 [ 325.671363] 0 pages in swap cache [ 325.675149] ? print_usage_bug+0xc0/0xc0 [ 325.678918] Swap cache stats: add 0, delete 0, find 0/0 [ 325.678925] Free swap = 0kB [ 325.682972] ? mark_held_locks+0x130/0x130 [ 325.686391] Total swap = 0kB [ 325.686399] 1965979 pages RAM [ 325.690443] ? mark_held_locks+0x130/0x130 [ 325.695771] 0 pages HighMem/MovableOnly [ 325.695778] 342854 pages reserved [ 325.698790] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 325.702992] 0 pages cma reserved [ 325.706086] ? should_fail+0x22d/0xd01 [ 325.709221] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 325.713374] ? zap_class+0x640/0x640 [ 325.713391] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 325.717408] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 325.720781] ? __lock_acquire+0x62f/0x4c20 [ 325.726289] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 325.729642] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 325.773004] ? __lock_acquire+0x62f/0x4c20 [ 325.777230] ? should_fail+0x22d/0xd01 [ 325.781122] ? mark_held_locks+0x130/0x130 [ 325.785354] ? mark_held_locks+0x130/0x130 [ 325.789580] ? lock_downgrade+0x900/0x900 [ 325.793730] ? zap_class+0x640/0x640 [ 325.797436] ? zap_class+0x640/0x640 [ 325.801145] ? zap_class+0x640/0x640 [ 325.804849] ? do_raw_spin_unlock+0xa7/0x330 [ 325.809249] ? trace_hardirqs_on+0x310/0x310 [ 325.813652] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.819182] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.824719] ? check_preemption_disabled+0x48/0x280 [ 325.829739] ? __lock_is_held+0xb5/0x140 [ 325.833800] __alloc_pages_nodemask+0xa80/0xde0 [ 325.838462] ? zap_class+0x640/0x640 [ 325.842176] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 325.847197] ? find_held_lock+0x36/0x1c0 [ 325.851258] ? ____cache_alloc_node+0x1c7/0x1e0 [ 325.855926] ? lock_downgrade+0x900/0x900 [ 325.860073] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.865610] cache_grow_begin+0xa5/0x8c0 [ 325.869666] ? do_raw_spin_unlock+0xa7/0x330 [ 325.874089] fallback_alloc+0x204/0x2e0 [ 325.878066] ____cache_alloc_node+0x1c7/0x1e0 [ 325.882558] kmem_cache_alloc_node+0xe3/0x730 [ 325.887050] ? lockdep_hardirqs_on+0x296/0x5b0 [ 325.891632] __alloc_skb+0x119/0x770 [ 325.895338] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 325.900708] ? netdev_alloc_frag+0x1f0/0x1f0 [ 325.905126] ? vprintk_default+0x28/0x30 [ 325.909180] ? vprintk_func+0x85/0x181 [ 325.913062] ? printk+0xa7/0xcf [ 325.916336] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 325.921094] new_skb+0x26/0x1c0 [ 325.924369] aoecmd_cfg+0x279/0x7f0 [ 325.927995] ? find_held_lock+0x36/0x1c0 [ 325.932056] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 325.936389] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.941928] ? __lock_is_held+0xb5/0x140 [ 325.945993] discover_timer+0x50/0x60 [ 325.949787] call_timer_fn+0x272/0x920 [ 325.953666] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 325.958511] ? process_timeout+0x40/0x40 [ 325.962574] ? __run_timers+0x7da/0xc70 [ 325.966549] ? _raw_spin_unlock_irq+0x27/0x80 [ 325.971042] ? _raw_spin_unlock_irq+0x27/0x80 [ 325.975529] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 325.980364] ? lockdep_hardirqs_on+0x296/0x5b0 [ 325.984940] ? trace_hardirqs_on+0xbd/0x310 [ 325.989257] ? kasan_check_read+0x11/0x20 [ 325.993397] ? __run_timers+0x7da/0xc70 [ 325.997385] ? trace_hardirqs_off_caller+0x310/0x310 [ 326.002496] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 326.007332] __run_timers+0x7e5/0xc70 [ 326.011134] ? timer_fixup_init+0x70/0x70 [ 326.015274] ? _raw_spin_unlock_irq+0x27/0x80 [ 326.019763] ? _raw_spin_unlock_irq+0x27/0x80 [ 326.024252] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 326.028833] ? trace_hardirqs_on+0xbd/0x310 [ 326.033146] ? kasan_check_read+0x11/0x20 [ 326.037287] ? finish_task_switch+0x1f4/0x910 [ 326.041781] ? trace_hardirqs_off_caller+0x310/0x310 [ 326.046880] ? compat_start_thread+0x80/0x80 [ 326.051303] ? pvclock_read_flags+0x160/0x160 [ 326.055789] ? __switch_to_asm+0x34/0x70 [ 326.059843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.065376] ? check_preemption_disabled+0x48/0x280 [ 326.070392] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 326.075924] ? rcu_pm_notify+0xc0/0xc0 [ 326.079805] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.085335] ? check_preemption_disabled+0x48/0x280 [ 326.090351] run_timer_softirq+0x52/0xb0 [ 326.094404] ? rcu_read_lock_sched_held+0x14f/0x180 [ 326.099414] __do_softirq+0x308/0xb7e [ 326.103223] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 326.108324] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 326.113079] ? schedule+0x108/0x460 [ 326.116706] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 326.121474] ? trace_hardirqs_off+0xb8/0x310 [ 326.125876] ? smpboot_thread_fn+0x68b/0xa00 [ 326.130278] ? trace_hardirqs_on+0x310/0x310 [ 326.134691] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 326.140222] ? check_preemption_disabled+0x48/0x280 [ 326.145232] ? takeover_tasklets+0xa90/0xa90 [ 326.149636] run_ksoftirqd+0x5e/0x100 [ 326.153439] smpboot_thread_fn+0x68b/0xa00 [ 326.157687] ? sort_range+0x30/0x30 [ 326.161309] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 326.166405] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 326.171940] ? __kthread_parkme+0xfb/0x1a0 [ 326.176175] ? sort_range+0x30/0x30 [ 326.179795] kthread+0x35a/0x440 [ 326.183158] ? kthread_stop+0x900/0x900 [ 326.187128] ret_from_fork+0x3a/0x50 [ 326.190852] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.20.0-rc1+ #137 [ 326.190910] aoe: skb alloc failure [ 326.197778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 326.197783] Call Trace: [ 326.197800] dump_stack+0x244/0x39d [ 326.197818] ? dump_stack_print_info.cold.1+0x20/0x20 [ 326.201356] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 326.210691] warn_alloc.cold.116+0xb7/0x1bd [ 326.213250] ksoftirqd/0 cpuset=/ mems_allowed=0 [ 326.216864] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 326.246191] ? lock_downgrade+0x900/0x900 [ 326.250342] ? trace_hardirqs_off+0xb8/0x310 [ 326.254749] ? trace_hardirqs_off+0xb8/0x310 [ 326.259157] __alloc_pages_slowpath+0x26e8/0x2e10 [ 326.264020] ? warn_alloc+0x120/0x120 [ 326.267818] ? print_usage_bug+0xc0/0xc0 [ 326.271875] ? warn_alloc+0x120/0x120 [ 326.275679] ? warn_alloc+0x120/0x120 [ 326.279476] ? print_usage_bug+0xc0/0xc0 [ 326.283537] ? print_usage_bug+0xc0/0xc0 [ 326.287601] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 326.293130] ? should_fail+0x22d/0xd01 [ 326.297016] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 326.302111] ? __lock_acquire+0x62f/0x4c20 [ 326.306346] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 326.311439] ? __lock_acquire+0x62f/0x4c20 [ 326.315670] ? should_fail+0x22d/0xd01 [ 326.319554] ? find_held_lock+0x36/0x1c0 [ 326.323617] ? mark_held_locks+0x130/0x130 [ 326.327857] ? mark_held_locks+0x130/0x130 [ 326.332082] ? zap_class+0x640/0x640 [ 326.335792] ? mark_held_locks+0xc7/0x130 [ 326.339930] ? do_raw_spin_unlock+0xa7/0x330 [ 326.344330] ? zap_class+0x640/0x640 [ 326.348044] ? print_usage_bug+0xc0/0xc0 [ 326.352105] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.357637] ? check_preemption_disabled+0x48/0x280 [ 326.362668] ? __lock_is_held+0xb5/0x140 [ 326.366729] __alloc_pages_nodemask+0xa80/0xde0 [ 326.371392] ? zap_class+0x640/0x640 [ 326.375105] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 326.380127] ? find_held_lock+0x36/0x1c0 [ 326.384196] ? ____cache_alloc_node+0x1c7/0x1e0 [ 326.388858] ? lock_downgrade+0x900/0x900 [ 326.393005] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.398542] cache_grow_begin+0xa5/0x8c0 [ 326.402594] ? do_raw_spin_unlock+0xa7/0x330 [ 326.407003] fallback_alloc+0x204/0x2e0 [ 326.410980] ____cache_alloc_node+0x1c7/0x1e0 [ 326.415473] kmem_cache_alloc_node+0xe3/0x730 [ 326.419963] ? ipv6_get_ifaddr+0x42e/0x620 [ 326.424200] __alloc_skb+0x119/0x770 [ 326.427908] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 326.433183] ? netdev_alloc_frag+0x1f0/0x1f0 [ 326.437583] ? lock_downgrade+0x900/0x900 [ 326.441732] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.447261] ? refcount_sub_and_test_checked+0x203/0x310 [ 326.452712] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 326.458160] ? addrconf_rs_timer+0x690/0x690 [ 326.462573] ndisc_alloc_skb+0x144/0x340 [ 326.466636] ndisc_send_rs+0x331/0x6e0 [ 326.470524] addrconf_rs_timer+0x314/0x690 [ 326.474761] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 326.479001] call_timer_fn+0x272/0x920 [ 326.482881] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 326.487112] ? process_timeout+0x40/0x40 [ 326.491176] ? __run_timers+0x7da/0xc70 [ 326.495152] ? _raw_spin_unlock_irq+0x27/0x80 [ 326.499649] ? _raw_spin_unlock_irq+0x27/0x80 [ 326.504141] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 326.508460] ? lockdep_hardirqs_on+0x296/0x5b0 [ 326.513039] ? trace_hardirqs_on+0xbd/0x310 [ 326.517351] ? kasan_check_read+0x11/0x20 [ 326.521494] ? __run_timers+0x7da/0xc70 [ 326.525462] ? trace_hardirqs_off_caller+0x310/0x310 [ 326.530562] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 326.534798] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 326.539040] __run_timers+0x7e5/0xc70 [ 326.542849] ? timer_fixup_init+0x70/0x70 [ 326.546991] ? compat_start_thread+0x80/0x80 [ 326.551395] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.557449] ? _raw_spin_unlock_irq+0x60/0x80 [ 326.561942] ? finish_task_switch+0x1f4/0x910