create_debugfs_attr+0x1f0/0x1f0 [ 819.773149] ? __lock_acquire+0x7ec/0x4ec0 [ 819.777395] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 819.782507] ? should_fail+0x22d/0xd01 [ 819.786437] ? mark_held_locks+0x130/0x130 [ 819.790705] ? mark_held_locks+0x130/0x130 [ 819.794960] ? kasan_check_read+0x11/0x20 [ 819.799120] ? __lock_acquire+0x2881/0x4ec0 [ 819.803452] ? print_usage_bug+0xc0/0xc0 [ 819.807519] ? graph_lock+0x170/0x170 [ 819.811342] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 819.816887] ? check_preemption_disabled+0x48/0x200 [ 819.821904] ? check_preemption_disabled+0x48/0x200 [ 819.826935] ? __lock_is_held+0xb5/0x140 [ 819.831008] __alloc_pages_nodemask+0xa80/0xde0 [ 819.835695] ? graph_lock+0x170/0x170 [ 819.839511] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 819.844542] ? graph_lock+0x170/0x170 [ 819.848372] ? find_held_lock+0x36/0x1c0 [ 819.852451] ? ____cache_alloc_node+0x1c7/0x1e0 [ 819.857130] ? lock_downgrade+0x900/0x900 [ 819.861290] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 819.866843] cache_grow_begin+0x91/0x8c0 [ 819.870913] ? do_raw_spin_unlock+0xa7/0x2f0 [ 819.875338] fallback_alloc+0x203/0x2e0 [ 819.879324] ____cache_alloc_node+0x1c7/0x1e0 [ 819.883836] kmem_cache_alloc_node+0xe3/0x730 [ 819.888341] ? do_raw_spin_unlock+0xa7/0x2f0 [ 819.892762] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 819.897382] __alloc_skb+0x119/0x770 [ 819.901124] ? skb_scrub_packet+0x490/0x490 [ 819.905477] ? atomic_notifier_call_chain+0xc6/0x190 [ 819.910604] ? lock_downgrade+0x900/0x900 [ 819.914767] ? check_preemption_disabled+0x48/0x200 [ 819.919813] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 819.925626] ? kasan_check_read+0x11/0x20 [ 819.929784] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 819.935088] ? rcu_bh_qs+0xc0/0xc0 [ 819.938642] ? refcount_sub_and_test_checked+0x203/0x310 [ 819.944123] ? do_raw_write_trylock+0x1c0/0x1c0 [ 819.948833] __neigh_notify+0x8c/0x160 [ 819.952747] ? __neigh_event_send+0x1390/0x1390 [ 819.957442] neigh_timer_handler+0x6cb/0xdf0 [ 819.961883] ? neigh_invalidate+0x550/0x550 [ 819.966217] ? __lock_is_held+0xb5/0x140 [ 819.970302] call_timer_fn+0x272/0x920 [ 819.974200] ? neigh_invalidate+0x550/0x550 [ 819.978541] ? process_timeout+0x40/0x40 [ 819.982604] ? find_held_lock+0x36/0x1c0 [ 819.986675] ? __run_timers+0x7da/0xc70 [ 819.990656] ? _raw_spin_unlock_irq+0x27/0x80 [ 819.995152] ? _raw_spin_unlock_irq+0x27/0x80 [ 819.999652] ? neigh_invalidate+0x550/0x550 [ 820.003977] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 820.008565] ? trace_hardirqs_on+0xbd/0x310 [ 820.012889] ? kasan_check_read+0x11/0x20 [ 820.017046] ? __run_timers+0x7da/0xc70 [ 820.021028] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 820.026495] ? can_init_stats.isra.0+0x100/0x100 [ 820.031262] ? neigh_invalidate+0x550/0x550 [ 820.035591] __run_timers+0x7e5/0xc70 [ 820.039391] ? find_held_lock+0x36/0x1c0 [ 820.043470] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 820.048843] ? _raw_spin_unlock_irq+0x27/0x80 [ 820.053368] ? _raw_spin_unlock_irq+0x27/0x80 [ 820.057871] ? lockdep_hardirqs_on+0x421/0x5c0 [ 820.062460] ? trace_hardirqs_on+0xbd/0x310 [ 820.066782] ? kasan_check_read+0x11/0x20 [ 820.070934] ? finish_task_switch+0x1f5/0x900 [ 820.075433] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 820.080888] ? compat_start_thread+0x80/0x80 [ 820.085322] ? pvclock_read_flags+0x160/0x160 [ 820.089833] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 820.095393] ? check_preemption_disabled+0x48/0x200 [ 820.100435] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 820.105975] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 820.111269] ? rcu_pm_notify+0xc0/0xc0 [ 820.115162] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 820.120703] ? check_preemption_disabled+0x48/0x200 [ 820.125747] run_timer_softirq+0x52/0xb0 [ 820.129813] ? rcu_read_lock_sched_held+0x108/0x120 [ 820.134836] __do_softirq+0x30b/0xad8 [ 820.138658] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 820.143772] ? trace_hardirqs_off+0x310/0x310 [ 820.148298] ? schedule+0x108/0x460 [ 820.151953] ? trace_hardirqs_off+0xb8/0x310 [ 820.156404] ? smpboot_thread_fn+0x68b/0xa00 [ 820.160825] ? trace_hardirqs_on+0x310/0x310 [ 820.165274] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 820.170834] ? check_preemption_disabled+0x48/0x200 [ 820.175875] ? takeover_tasklets+0xa90/0xa90 [ 820.180293] run_ksoftirqd+0x94/0x100 [ 820.184095] smpboot_thread_fn+0x68b/0xa00 [ 820.188346] ? sort_range+0x30/0x30 [ 820.191983] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 820.197102] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 820.202659] ? __kthread_parkme+0xfb/0x1a0 [ 820.206909] kthread+0x35a/0x420 [ 820.210279] ? sort_range+0x30/0x30 [ 820.213905] ? kthread_bind+0x40/0x40 [ 820.217712] ret_from_fork+0x3a/0x50 [ 820.221446] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 820.221452] warn_alloc_show_mem: 1 callbacks suppressed [ 820.221459] Mem-Info: [ 820.228385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 820.233751] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 820.233751] active_file:12 inactive_file:15 isolated_file:0 [ 820.233751] unevictable:0 dirty:0 writeback:0 unstable:0 [ 820.233751] slab_reclaimable:8342 slab_unreclaimable:1502639 [ 820.233751] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 820.233751] free:13666 free_pcp:452 free_cma:0 [ 820.236124] Call Trace: [ 820.245523] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:48kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 820.278482] dump_stack+0x1c4/0x2b4 [ 820.281052] Node 0 [ 820.308562] ? dump_stack_print_info.cold.2+0x52/0x52 [ 820.312187] 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 [ 820.314407] warn_alloc.cold.119+0xb7/0x1bd [ 820.319551] lowmem_reserve[]: 0 [ 820.345085] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 820.349392] 2817 [ 820.352672] ? lock_downgrade+0x900/0x900 [ 820.357476] 6321 6321 [ 820.359551] ? trace_hardirqs_off+0xb8/0x310 [ 820.363663] Node 0 [ 820.366163] ? trace_hardirqs_off+0xb8/0x310 [ 820.370566] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 820.372776] __alloc_pages_slowpath+0x2667/0x2d80 [ 820.377144] lowmem_reserve[]: 0 [ 820.404084] ? warn_alloc+0x120/0x120 [ 820.408878] 0 [ 820.412156] ? warn_alloc+0x120/0x120 [ 820.415915] 3503 3503 [ 820.417725] ? print_usage_bug+0xc0/0xc0 [ 820.421498] Node 0 [ 820.423988] ? warn_alloc+0x120/0x120 [ 820.428055] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:48kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 820.430262] ? print_usage_bug+0xc0/0xc0 [ 820.434465] lowmem_reserve[]: 0 [ 820.462955] ? mark_held_locks+0x130/0x130 [ 820.467009] 0 [ 820.470300] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 820.474513] 0 [ 820.476320] ? should_fail+0x22d/0xd01 [ 820.481825] 0 [ 820.481839] Node 0 [ 820.483649] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 820.487496] DMA: 1*4kB [ 820.489316] ? __lock_acquire+0x7ec/0x4ec0 [ 820.491525] (U) 0*8kB [ 820.496639] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 820.499198] 0*16kB [ 820.503429] ? __lock_acquire+0x7ec/0x4ec0 [ 820.505892] 1*32kB (U) [ 820.511005] ? should_fail+0x22d/0xd01 [ 820.513210] 2*64kB (U) [ 820.517460] ? mark_held_locks+0x130/0x130 [ 820.520008] 1*128kB [ 820.523897] ? mark_held_locks+0x130/0x130 [ 820.526448] (U) [ 820.530690] ? lock_downgrade+0x900/0x900 [ 820.532981] 1*256kB (U) [ 820.537222] ? graph_lock+0x170/0x170 [ 820.539173] 0*512kB 1*1024kB [ 820.543327] ? graph_lock+0x170/0x170 [ 820.545975] (U) 1*2048kB [ 820.549780] ? graph_lock+0x170/0x170 [ 820.552857] (M) 3*4096kB [ 820.556663] ? print_usage_bug+0xc0/0xc0 [ 820.559388] (M) = 15908kB [ 820.563198] ? do_raw_spin_unlock+0xa7/0x2f0 [ 820.565928] Node 0 [ 820.569990] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 820.572715] DMA32: 1*4kB [ 820.577128] ? check_preemption_disabled+0x48/0x200 [ 820.579338] (U) 0*8kB [ 820.584883] ? check_preemption_disabled+0x48/0x200 [ 820.587616] 2*16kB [ 820.592640] ? __lock_is_held+0xb5/0x140 [ 820.595118] (UM) [ 820.600136] __alloc_pages_nodemask+0xa80/0xde0 [ 820.602350] 2*32kB [ 820.606405] ? graph_lock+0x170/0x170 [ 820.608443] (M) [ 820.613109] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 820.615315] 2*64kB (M) [ 820.619117] ? graph_lock+0x170/0x170 [ 820.621070] 4*128kB [ 820.626086] ? find_held_lock+0x36/0x1c0 [ 820.628638] (M) [ 820.632437] ? ____cache_alloc_node+0x1c7/0x1e0 [ 820.634728] 4*256kB [ 820.638785] ? lock_downgrade+0x900/0x900 [ 820.640732] (UM) [ 820.645398] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 820.647684] 5*512kB (UM) [ 820.651843] cache_grow_begin+0x91/0x8c0 [ 820.653869] 2*1024kB (M) [ 820.659412] ? do_raw_spin_unlock+0xa7/0x2f0 [ 820.662135] 3*2048kB (UM) [ 820.666207] fallback_alloc+0x203/0x2e0 [ 820.668927] 3*4096kB (M) [ 820.673343] ____cache_alloc_node+0x1c7/0x1e0 [ 820.676164] = 24804kB [ 820.680132] kmem_cache_alloc_node+0xe3/0x730 [ 820.682863] Node 0 [ 820.687351] ? __alloc_skb+0x668/0x770 [ 820.689734] Normal: [ 820.694226] __alloc_skb+0x119/0x770 [ 820.696440] 172*4kB [ 820.700321] ? skb_scrub_packet+0x490/0x490 [ 820.702618] (UMEH) [ 820.706335] ? vprintk_default+0x28/0x30 [ 820.708632] 656*8kB [ 820.713731] ? vprintk_func+0x85/0x181 [ 820.715941] (UMEH) [ 820.719998] ? printk+0xa7/0xcf [ 820.722290] 279*16kB (UMEH) [ 820.726187] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 820.728392] 75*32kB (UMH) [ 820.731679] new_skb+0x26/0x1c0 [ 820.734666] 2*64kB (UH) [ 820.739430] aoecmd_cfg+0x279/0x7f0 [ 820.742242] 0*128kB 0*256kB [ 820.745532] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 820.748165] 2*512kB (U) [ 820.751806] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 820.754789] 0*1024kB 0*2048kB [ 820.759113] ? check_preemption_disabled+0x48/0x200 [ 820.761756] 0*4096kB = 13952kB [ 820.767297] ? check_preemption_disabled+0x48/0x200 [ 820.770469] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 820.775493] ? __lock_is_held+0xb5/0x140 [ 820.778643] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 820.778652] 406 total pagecache pages [ 820.783671] discover_timer+0x50/0x60 [ 820.792481] 0 pages in swap cache [ 820.796544] call_timer_fn+0x272/0x920 [ 820.805099] Swap cache stats: add 0, delete 0, find 0/0 [ 820.808895] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 820.812675] Free swap = 0kB [ 820.812684] Total swap = 0kB [ 820.816136] ? process_timeout+0x40/0x40 [ 820.819990] 1965979 pages RAM [ 820.825348] ? find_held_lock+0x36/0x1c0 [ 820.825375] ? __run_timers+0x7da/0xc70 [ 820.830197] 0 pages HighMem/MovableOnly [ 820.830207] 342745 pages reserved [ 820.833228] ? _raw_spin_unlock_irq+0x27/0x80 [ 820.836222] 0 pages cma reserved [ 820.840283] ? _raw_spin_unlock_irq+0x27/0x80 [ 820.871589] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 820.876453] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 820.881069] ? trace_hardirqs_on+0xbd/0x310 [ 820.885411] ? kasan_check_read+0x11/0x20 [ 820.887030] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 820.889575] ? __run_timers+0x7da/0xc70 [ 820.900063] syz-executor2 cpuset= [ 820.904046] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 820.904049] syz2 mems_allowed=0 [ 820.907519] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 820.921073] __run_timers+0x7e5/0xc70 [ 820.924898] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 820.930263] ? compat_start_thread+0x80/0x80 [ 820.934675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 820.940223] ? kasan_check_write+0x14/0x20 [ 820.944457] ? finish_task_switch+0x2f5/0x900 [ 820.948958] ? __switch_to_asm+0x40/0x70 [ 820.953023] ? preempt_notifier_register+0x200/0x200 [ 820.958138] ? __switch_to_asm+0x34/0x70 [ 820.962199] ? __switch_to_asm+0x40/0x70 [ 820.966258] ? __switch_to_asm+0x34/0x70 [ 820.970316] ? __switch_to_asm+0x40/0x70 [ 820.974377] ? __switch_to_asm+0x34/0x70 [ 820.978439] ? __switch_to_asm+0x40/0x70 [ 820.983030] ? pvclock_read_flags+0x160/0x160 [ 820.987535] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 820.993075] ? check_preemption_disabled+0x48/0x200 [ 820.998103] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 821.003638] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 821.008914] ? rcu_pm_notify+0xc0/0xc0 [ 821.012806] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 821.018352] ? check_preemption_disabled+0x48/0x200 [ 821.023383] run_timer_softirq+0x52/0xb0 [ 821.027451] ? rcu_read_lock_sched_held+0x108/0x120 [ 821.032473] __do_softirq+0x30b/0xad8 [ 821.036288] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 821.041396] ? smpboot_thread_fn+0x334/0xa00 [ 821.045816] ? schedule+0x108/0x460 [ 821.049456] ? __schedule+0x1ed0/0x1ed0 [ 821.053525] ? trace_hardirqs_off+0xb8/0x310 [ 821.057942] ? ___might_sleep+0x1ed/0x300 [ 821.062097] ? smpboot_thread_fn+0x68b/0xa00 [ 821.066516] ? trace_hardirqs_on+0x310/0x310 [ 821.070931] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 821.076479] ? check_preemption_disabled+0x48/0x200 [ 821.081501] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 821.087053] ? takeover_tasklets+0xa90/0xa90 [ 821.091468] run_ksoftirqd+0x94/0x100 [ 821.095270] smpboot_thread_fn+0x68b/0xa00 [ 821.099515] ? sort_range+0x30/0x30 [ 821.103148] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 821.108255] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 821.113798] ? __kthread_parkme+0xfb/0x1a0 [ 821.118053] kthread+0x35a/0x420 [ 821.121428] ? sort_range+0x30/0x30 [ 821.125061] ? kthread_bind+0x40/0x40 [ 821.128869] ret_from_fork+0x3a/0x50 [ 821.132610] CPU: 0 PID: 22873 Comm: syz-executor2 Not tainted 4.19.0-rc4+ #106 [ 821.132682] aoe: skb alloc failure [ 821.139978] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 821.139984] Call Trace: [ 821.140006] dump_stack+0x1c4/0x2b4 [ 821.140023] ? dump_stack_print_info.cold.2+0x52/0x52 [ 821.140064] warn_alloc.cold.119+0xb7/0x1bd [ 821.143618] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 821.152938] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 821.155497] ksoftirqd/1 cpuset= [ 821.159121] ? lock_downgrade+0x900/0x900 [ 821.164282] / [ 821.168603] ? trace_hardirqs_off+0xb8/0x310 [ 821.178907] mems_allowed=0 [ 821.183751] ? trace_hardirqs_off+0xb8/0x310 [ 821.204548] __alloc_pages_slowpath+0x2667/0x2d80 [ 821.209426] ? warn_alloc+0x120/0x120 [ 821.213236] ? attach_entity_load_avg+0x860/0x860 [ 821.218080] ? warn_alloc+0x120/0x120 [ 821.221887] ? print_usage_bug+0xc0/0xc0 [ 821.225950] ? warn_alloc+0x120/0x120 [ 821.229755] ? print_usage_bug+0xc0/0xc0 [ 821.233827] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 821.239371] ? should_fail+0x22d/0xd01 [ 821.243261] ? graph_lock+0x170/0x170 [ 821.247072] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 821.252181] ? __lock_acquire+0x7ec/0x4ec0 [ 821.256428] ? should_fail+0x22d/0xd01 [ 821.260320] ? __update_load_avg_blocked_se+0x730/0x730 [ 821.265706] ? mark_held_locks+0x130/0x130 [ 821.269948] ? mark_held_locks+0x130/0x130 [ 821.274188] ? __lock_acquire+0x7ec/0x4ec0 [ 821.278429] ? update_load_avg+0x387/0x2470 [ 821.282756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 821.288295] ? graph_lock+0x170/0x170 [ 821.292108] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 821.297646] ? check_preemption_disabled+0x48/0x200 [ 821.302662] ? check_preemption_disabled+0x48/0x200 [ 821.307690] ? __lock_is_held+0xb5/0x140 [ 821.311768] __alloc_pages_nodemask+0xa80/0xde0 [ 821.316438] ? graph_lock+0x170/0x170 [ 821.320246] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 821.325261] ? graph_lock+0x170/0x170 [ 821.329088] ? find_held_lock+0x36/0x1c0 [ 821.333182] ? ____cache_alloc_node+0x1c7/0x1e0 [ 821.337858] ? lock_downgrade+0x900/0x900 [ 821.342017] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 821.347573] cache_grow_begin+0x91/0x8c0 [ 821.351644] ? do_raw_spin_unlock+0xa7/0x2f0 [ 821.356070] fallback_alloc+0x203/0x2e0 [ 821.360061] ____cache_alloc_node+0x1c7/0x1e0 [ 821.364567] kmem_cache_alloc+0x1f8/0x730 [ 821.368733] skb_clone+0x1bb/0x500 [ 821.372278] ? finish_task_switch+0x1b5/0x900 [ 821.376782] ? skb_split+0x11e0/0x11e0 [ 821.380679] ? preempt_notifier_register+0x200/0x200 [ 821.385789] ? __switch_to_asm+0x34/0x70 [ 821.389859] ? __switch_to_asm+0x34/0x70 [ 821.393919] ? __switch_to_asm+0x40/0x70 [ 821.397980] ? __switch_to_asm+0x34/0x70 [ 821.402048] ? __switch_to_asm+0x40/0x70 [ 821.406122] ? __switch_to_asm+0x34/0x70 [ 821.410184] ? __switch_to_asm+0x40/0x70 [ 821.414242] ? __switch_to_asm+0x34/0x70 [ 821.418306] ? __switch_to_asm+0x34/0x70 [ 821.422371] ? __switch_to_asm+0x40/0x70 [ 821.426433] ? __switch_to_asm+0x34/0x70 [ 821.430506] bpf_clone_redirect+0xb9/0x490 [ 821.434748] ? __schedule+0x874/0x1ed0 [ 821.438648] bpf_prog_bebbfe2050753572+0xd1c/0x1000 [ 821.443677] ? __sched_text_start+0x8/0x8 [ 821.447830] ? retint_kernel+0x2d/0x2d [ 821.451734] ? trace_hardirqs_on_caller+0xc0/0x310 [ 821.456670] ? trace_hardirqs_on_caller+0xc0/0x310 [ 821.461600] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 821.466372] ? find_held_lock+0x36/0x1c0 [ 821.470444] ? lock_acquire+0x1ed/0x520 [ 821.474419] ? bpf_test_run+0x32e/0x5a0 [ 821.478395] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 821.483932] ? check_preemption_disabled+0x48/0x200 [ 821.488956] ? kasan_check_read+0x11/0x20 [ 821.493108] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 821.498387] ? rcu_bh_qs+0xc0/0xc0 [ 821.501931] ? preempt_schedule+0x4d/0x60 [ 821.506084] ? ___preempt_schedule+0x16/0x18 [ 821.510499] ? bpf_test_run+0x1c0/0x5a0 [ 821.514489] ? netlink_diag_dump+0x2a0/0x2a0 [ 821.518903] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 821.524442] ? bpf_test_init.isra.9+0x70/0x100 [ 821.529041] ? bpf_prog_test_run_skb+0x634/0xb40 [ 821.533807] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 821.538659] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 821.544208] ? fput+0x130/0x1a0 [ 821.547493] ? __bpf_prog_get+0x9b/0x290 [ 821.551569] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 821.556514] ? bpf_prog_test_run+0x130/0x1a0 [ 821.560939] ? __x64_sys_bpf+0x3d8/0x510 [ 821.565016] ? bpf_prog_get+0x20/0x20 [ 821.568841] ? ksys_ioctl+0x81/0xd0 [ 821.572496] ? do_syscall_64+0x1b9/0x820 [ 821.576577] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 821.581964] ? syscall_return_slowpath+0x5e0/0x5e0 [ 821.586905] ? trace_hardirqs_on_caller+0x310/0x310 [ 821.591932] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 821.596955] ? recalc_sigpending_tsk+0x180/0x180 [ 821.601811] ? kasan_check_write+0x14/0x20 [ 821.606068] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 821.610923] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 821.616310] warn_alloc_show_mem: 1 callbacks suppressed [ 821.616322] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 821.616324] Mem-Info: [ 821.621693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 821.628627] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 821.628627] active_file:24 inactive_file:3 isolated_file:0 [ 821.628627] unevictable:0 dirty:0 writeback:0 unstable:0 [ 821.628627] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 821.628627] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 821.628627] free:13666 free_pcp:452 free_cma:0 [ 821.630999] Call Trace: [ 821.640404] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:96kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 821.673282] dump_stack+0x1c4/0x2b4 [ 821.675845] Node 0 [ 821.703372] ? dump_stack_print_info.cold.2+0x52/0x52 [ 821.707020] 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 [ 821.709247] warn_alloc.cold.119+0xb7/0x1bd [ 821.714411] lowmem_reserve[]: 0 [ 821.739949] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 821.744254] 2817 [ 821.747543] ? lock_downgrade+0x900/0x900 [ 821.752360] 6321 6321 [ 821.754449] ? trace_hardirqs_off+0xb8/0x310 [ 821.761089] ? trace_hardirqs_off+0xb8/0x310 [ 821.765469] Node 0 DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 821.769921] __alloc_pages_slowpath+0x2667/0x2d80 [ 821.769965] ? warn_alloc+0x120/0x120 [ 821.797432] lowmem_reserve[]: [ 821.802297] ? warn_alloc+0x120/0x120 [ 821.806070] 0 0 [ 821.809189] ? print_usage_bug+0xc0/0xc0 [ 821.812964] 3503 [ 821.814941] ? warn_alloc+0x120/0x120 [ 821.818966] 3503 [ 821.821045] ? print_usage_bug+0xc0/0xc0 [ 821.824813] Node 0 [ 821.826883] ? mark_held_locks+0x130/0x130 [ 821.830960] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:96kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 821.833169] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 821.837367] lowmem_reserve[]: 0 [ 821.865852] ? should_fail+0x22d/0xd01 [ 821.871364] 0 0 [ 821.874664] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 821.878516] 0 [ 821.880505] ? __lock_acquire+0x7ec/0x4ec0 [ 821.885582] Node 0 [ 821.887390] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 821.891586] DMA: 1*4kB [ 821.893864] ? __lock_acquire+0x7ec/0x4ec0 [ 821.898929] (U) 0*8kB [ 821.901536] ? should_fail+0x22d/0xd01 [ 821.905737] 0*16kB 1*32kB [ 821.908257] ? mark_held_locks+0x130/0x130 [ 821.912111] (U) [ 821.914955] ? mark_held_locks+0x130/0x130 [ 821.919161] 2*64kB [ 821.921140] ? lock_downgrade+0x900/0x900 [ 821.925368] (U) [ 821.927609] ? graph_lock+0x170/0x170 [ 821.931729] 1*128kB [ 821.933704] ? graph_lock+0x170/0x170 [ 821.937476] (U) [ 821.939793] ? graph_lock+0x170/0x170 [ 821.943567] 1*256kB [ 821.945538] ? print_usage_bug+0xc0/0xc0 [ 821.949304] (U) 0*512kB [ 821.951633] ? do_raw_spin_unlock+0xa7/0x2f0 [ 821.955670] 1*1024kB [ 821.958336] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 821.962718] (U) [ 821.965123] ? check_preemption_disabled+0x48/0x200 [ 821.970633] 1*2048kB [ 821.972600] ? check_preemption_disabled+0x48/0x200 [ 821.972627] ? __lock_is_held+0xb5/0x140 [ 821.977611] (M) [ 821.980020] __alloc_pages_nodemask+0xa80/0xde0 [ 821.985005] 3*4096kB (M) [ 821.989103] ? graph_lock+0x170/0x170 [ 821.991062] = 15908kB [ 821.995723] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 821.998453] Node 0 [ 822.002250] ? graph_lock+0x170/0x170 [ 822.004633] DMA32: [ 822.009653] ? find_held_lock+0x36/0x1c0 [ 822.011860] 1*4kB [ 822.015659] ? ____cache_alloc_node+0x1c7/0x1e0 [ 822.017866] (U) [ 822.021935] ? lock_downgrade+0x900/0x900 [ 822.024061] 0*8kB 2*16kB [ 822.028743] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 822.030691] (UM) [ 822.034850] cache_grow_begin+0x91/0x8c0 [ 822.037580] 2*32kB [ 822.043117] ? do_raw_spin_unlock+0xa7/0x2f0 [ 822.045150] (M) [ 822.049214] fallback_alloc+0x203/0x2e0 [ 822.051419] 2*64kB [ 822.055825] ____cache_alloc_node+0x1c7/0x1e0 [ 822.057771] (M) [ 822.061741] kmem_cache_alloc_node+0xe3/0x730 [ 822.063953] 4*128kB [ 822.068437] ? __alloc_skb+0x668/0x770 [ 822.070386] (M) [ 822.074874] __alloc_skb+0x119/0x770 [ 822.077171] 4*256kB [ 822.081059] ? skb_scrub_packet+0x490/0x490 [ 822.083010] (UM) [ 822.086729] ? vprintk_default+0x28/0x30 [ 822.089022] 5*512kB [ 822.093344] ? vprintk_func+0x85/0x181 [ 822.095382] (UM) [ 822.099441] ? printk+0xa7/0xcf [ 822.101741] 2*1024kB [ 822.105623] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 822.107658] (M) [ 822.110937] new_skb+0x26/0x1c0 [ 822.113319] 3*2048kB [ 822.118073] aoecmd_cfg+0x279/0x7f0 [ 822.120027] (UM) [ 822.123310] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 822.125703] 3*4096kB [ 822.129329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 822.131371] (M) [ 822.135689] ? check_preemption_disabled+0x48/0x200 [ 822.138075] = 24804kB [ 822.143608] ? check_preemption_disabled+0x48/0x200 [ 822.145591] Node 0 [ 822.150611] ? __lock_is_held+0xb5/0x140 [ 822.152981] Normal: 172*4kB [ 822.158009] discover_timer+0x50/0x60 [ 822.160214] (UMEH) [ 822.164274] call_timer_fn+0x272/0x920 [ 822.167265] 656*8kB [ 822.171063] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 822.173277] (UMEH) [ 822.177157] ? process_timeout+0x40/0x40 [ 822.179449] 279*16kB (UMEH) [ 822.184297] ? find_held_lock+0x36/0x1c0 [ 822.186599] 75*32kB [ 822.190663] ? __run_timers+0x7da/0xc70 [ 822.193654] (UMH) [ 822.197714] ? _raw_spin_unlock_irq+0x27/0x80 [ 822.200004] 2*64kB (UH) [ 822.203985] ? _raw_spin_unlock_irq+0x27/0x80 [ 822.206107] 0*128kB 0*256kB [ 822.210616] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 822.213256] 2*512kB [ 822.217745] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 822.220739] (U) [ 822.225575] ? trace_hardirqs_on+0xbd/0x310 [ 822.227875] 0*1024kB [ 822.232452] ? kasan_check_read+0x11/0x20 [ 822.234404] 0*2048kB [ 822.238720] ? __run_timers+0x7da/0xc70 [ 822.241104] 0*4096kB [ 822.245248] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 822.247628] = 13952kB [ 822.251605] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 822.253986] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 822.259423] __run_timers+0x7e5/0xc70 [ 822.261813] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 822.266659] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 822.275459] 406 total pagecache pages [ 822.279259] ? compat_start_thread+0x80/0x80 [ 822.287815] 0 pages in swap cache [ 822.293371] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 822.297153] Swap cache stats: add 0, delete 0, find 0/0 [ 822.301561] ? kasan_check_write+0x14/0x20 [ 822.304980] Free swap = 0kB [ 822.310515] ? finish_task_switch+0x2f5/0x900 [ 822.315856] Total swap = 0kB [ 822.320086] ? __switch_to_asm+0x40/0x70 [ 822.323075] 1965979 pages RAM [ 822.327569] ? preempt_notifier_register+0x200/0x200 [ 822.330559] 0 pages HighMem/MovableOnly [ 822.334632] ? __switch_to_asm+0x34/0x70 [ 822.337706] 342745 pages reserved [ 822.337716] 0 pages cma reserved [ 822.342815] ? __switch_to_asm+0x40/0x70 [ 822.346888] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 822.350817] ? __switch_to_asm+0x34/0x70 [ 822.354265] syz-executor2 cpuset= [ 822.357620] ? __switch_to_asm+0x40/0x70 [ 822.357637] ? __switch_to_asm+0x34/0x70 [ 822.361674] syz2 [ 822.372158] ? __switch_to_asm+0x40/0x70 [ 822.372184] ? pvclock_read_flags+0x160/0x160 [ 822.376222] mems_allowed=0 [ 822.379666] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 822.406669] ? check_preemption_disabled+0x48/0x200 [ 822.411702] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 822.417242] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 822.422533] ? rcu_pm_notify+0xc0/0xc0 [ 822.426421] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 822.431972] ? check_preemption_disabled+0x48/0x200 [ 822.437000] run_timer_softirq+0x52/0xb0 [ 822.441072] ? rcu_read_lock_sched_held+0x108/0x120 [ 822.446096] __do_softirq+0x30b/0xad8 [ 822.449911] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 822.455018] ? smpboot_thread_fn+0x334/0xa00 [ 822.459459] ? schedule+0x108/0x460 [ 822.463096] ? __schedule+0x1ed0/0x1ed0 [ 822.467166] ? trace_hardirqs_off+0xb8/0x310 [ 822.471580] ? ___might_sleep+0x1ed/0x300 [ 822.475743] ? smpboot_thread_fn+0x68b/0xa00 [ 822.480158] ? trace_hardirqs_on+0x310/0x310 [ 822.484573] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 822.490119] ? check_preemption_disabled+0x48/0x200 [ 822.495136] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 822.500682] ? takeover_tasklets+0xa90/0xa90 [ 822.505095] run_ksoftirqd+0x94/0x100 [ 822.508901] smpboot_thread_fn+0x68b/0xa00 [ 822.513146] ? sort_range+0x30/0x30 [ 822.516782] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 822.521893] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 822.527440] ? __kthread_parkme+0xfb/0x1a0 [ 822.531686] kthread+0x35a/0x420 [ 822.535063] ? sort_range+0x30/0x30 [ 822.538695] ? kthread_bind+0x40/0x40 [ 822.542503] ret_from_fork+0x3a/0x50 [ 822.546242] CPU: 0 PID: 22873 Comm: syz-executor2 Not tainted 4.19.0-rc4+ #106 [ 822.546314] aoe: skb alloc failure [ 822.553609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 822.553620] Call Trace: [ 822.557250] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 822.566515] dump_stack+0x1c4/0x2b4 [ 822.569079] ksoftirqd/1 cpuset= [ 822.579406] ? dump_stack_print_info.cold.2+0x52/0x52 [ 822.583006] / [ 822.586291] warn_alloc.cold.119+0xb7/0x1bd [ 822.591446] mems_allowed=0 [ 822.600405] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 822.605265] ? lock_downgrade+0x900/0x900 [ 822.609432] ? trace_hardirqs_off+0xb8/0x310 [ 822.613857] ? trace_hardirqs_off+0xb8/0x310 [ 822.618285] __alloc_pages_slowpath+0x2667/0x2d80 [ 822.623173] ? warn_alloc+0x120/0x120 [ 822.626986] ? attach_entity_load_avg+0x860/0x860 [ 822.631838] ? warn_alloc+0x120/0x120 [ 822.635654] ? print_usage_bug+0xc0/0xc0 [ 822.639731] ? warn_alloc+0x120/0x120 [ 822.643537] ? print_usage_bug+0xc0/0xc0 [ 822.647616] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 822.653162] ? should_fail+0x22d/0xd01 [ 822.657060] ? graph_lock+0x170/0x170 [ 822.660872] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 822.665979] ? __lock_acquire+0x7ec/0x4ec0 [ 822.670225] ? should_fail+0x22d/0xd01 [ 822.674120] ? __update_load_avg_blocked_se+0x730/0x730 [ 822.679504] ? mark_held_locks+0x130/0x130 [ 822.683745] ? mark_held_locks+0x130/0x130 [ 822.687986] ? graph_lock+0x170/0x170 [ 822.691795] ? __lock_acquire+0x7ec/0x4ec0 [ 822.696054] ? update_load_avg+0x387/0x2470 [ 822.700382] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 822.705937] ? graph_lock+0x170/0x170 [ 822.709747] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 822.715291] ? check_preemption_disabled+0x48/0x200 [ 822.720313] ? check_preemption_disabled+0x48/0x200 [ 822.725362] ? __lock_is_held+0xb5/0x140 [ 822.729440] __alloc_pages_nodemask+0xa80/0xde0 [ 822.734120] ? graph_lock+0x170/0x170 [ 822.737931] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 822.742955] ? graph_lock+0x170/0x170 [ 822.746775] ? find_held_lock+0x36/0x1c0 [ 822.750853] ? ____cache_alloc_node+0x1c7/0x1e0 [ 822.755539] ? lock_downgrade+0x900/0x900 [ 822.759710] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 822.765272] cache_grow_begin+0x91/0x8c0 [ 822.769348] ? do_raw_spin_unlock+0xa7/0x2f0 [ 822.773775] fallback_alloc+0x203/0x2e0 [ 822.777763] ____cache_alloc_node+0x1c7/0x1e0 [ 822.782281] kmem_cache_alloc+0x1f8/0x730 [ 822.786473] skb_clone+0x1bb/0x500 [ 822.790025] ? skb_split+0x11e0/0x11e0 [ 822.793934] ? kasan_check_read+0x11/0x20 [ 822.798096] ? __schedule+0x150b/0x1ed0 [ 822.802080] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 822.807543] ? lock_repin_lock+0x430/0x430 [ 822.811815] bpf_clone_redirect+0xb9/0x490 [ 822.816079] ? __schedule+0x150b/0x1ed0 [ 822.820081] bpf_prog_bebbfe2050753572+0xd1c/0x1000 [ 822.825112] ? __sched_text_start+0x8/0x8 [ 822.829277] ? retint_kernel+0x2d/0x2d [ 822.833182] ? trace_hardirqs_on_caller+0xc0/0x310 [ 822.838130] ? trace_hardirqs_on_caller+0xc0/0x310 [ 822.843082] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 822.847857] ? find_held_lock+0x36/0x1c0 [ 822.853412] ? lock_acquire+0x1ed/0x520 [ 822.857396] ? bpf_test_run+0x32e/0x5a0 [ 822.861384] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 822.866939] ? check_preemption_disabled+0x48/0x200 [ 822.871980] ? kasan_check_read+0x11/0x20 [ 822.876138] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 822.881425] ? rcu_bh_qs+0xc0/0xc0 [ 822.884974] ? preempt_schedule+0x4d/0x60 [ 822.889130] ? ___preempt_schedule+0x16/0x18 [ 822.893550] ? bpf_test_run+0x1c0/0x5a0 [ 822.897538] ? netlink_diag_dump+0x2a0/0x2a0 [ 822.901958] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 822.907515] ? bpf_test_init.isra.9+0x70/0x100 [ 822.912112] ? bpf_prog_test_run_skb+0x634/0xb40 [ 822.916879] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 822.921726] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 822.927266] ? fput+0x130/0x1a0 [ 822.930549] ? __bpf_prog_get+0x9b/0x290 [ 822.934618] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 822.939565] ? bpf_prog_test_run+0x130/0x1a0 [ 822.943988] ? __x64_sys_bpf+0x3d8/0x510 [ 822.948082] ? bpf_prog_get+0x20/0x20 [ 822.951919] ? ksys_ioctl+0x81/0xd0 [ 822.955567] ? do_syscall_64+0x1b9/0x820 [ 822.959641] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 822.965030] ? syscall_return_slowpath+0x5e0/0x5e0 [ 822.969977] ? trace_hardirqs_on_caller+0x310/0x310 [ 822.974996] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 822.980040] ? recalc_sigpending_tsk+0x180/0x180 [ 822.985082] ? kasan_check_write+0x14/0x20 [ 822.989338] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 822.994196] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 822.999587] warn_alloc_show_mem: 1 callbacks suppressed [ 822.999600] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 822.999602] Mem-Info: [ 822.999642] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 822.999642] active_file:24 inactive_file:3 isolated_file:0 [ 822.999642] unevictable:0 dirty:0 writeback:0 unstable:0 [ 822.999642] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 822.999642] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 822.999642] free:13666 free_pcp:452 free_cma:0 [ 823.004978] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 823.011914] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:96kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 823.014315] Call Trace: [ 823.047109] Node 0 [ 823.056477] dump_stack+0x1c4/0x2b4 [ 823.083986] 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 [ 823.086549] ? dump_stack_print_info.cold.2+0x52/0x52 [ 823.088752] lowmem_reserve[]: [ 823.092381] warn_alloc.cold.119+0xb7/0x1bd [ 823.117869] 0 [ 823.123075] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 823.126143] 2817 6321 [ 823.130473] ? lock_downgrade+0x900/0x900 [ 823.132274] 6321 [ 823.137119] ? trace_hardirqs_off+0xb8/0x310 [ 823.143725] ? trace_hardirqs_off+0xb8/0x310 [ 823.145764] Node 0 [ 823.150174] __alloc_pages_slowpath+0x2667/0x2d80 [ 823.154582] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 823.156810] ? warn_alloc+0x120/0x120 [ 823.161602] lowmem_reserve[]: [ 823.188544] ? warn_alloc+0x120/0x120 [ 823.192331] 0 [ 823.195432] ? print_usage_bug+0xc0/0xc0 [ 823.199200] 0 [ 823.201000] ? warn_alloc+0x120/0x120 [ 823.205023] 3503 3503 [ 823.206845] ? print_usage_bug+0xc0/0xc0 [ 823.213135] ? mark_held_locks+0x130/0x130 [ 823.217173] Node 0 Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:96kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 823.221457] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 823.221477] ? should_fail+0x22d/0xd01 [ 823.250530] lowmem_reserve[]: [ 823.256091] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 823.259948] 0 [ 823.263062] ? __lock_acquire+0x7ec/0x4ec0 [ 823.268129] 0 0 [ 823.269954] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 823.274152] 0 [ 823.276127] ? __lock_acquire+0x7ec/0x4ec0 [ 823.283001] ? should_fail+0x22d/0xd01 [ 823.287209] Node 0 DMA: [ 823.291092] ? print_usage_bug+0xc0/0xc0 [ 823.291113] ? mark_held_locks+0x130/0x130 [ 823.293761] 1*4kB [ 823.297821] ? mark_held_locks+0x130/0x130 [ 823.302065] (U) [ 823.304215] ? lock_downgrade+0x900/0x900 [ 823.308419] 0*8kB 0*16kB [ 823.310403] ? graph_lock+0x170/0x170 [ 823.314523] 1*32kB [ 823.317278] ? print_usage_bug+0xc0/0xc0 [ 823.321055] (U) [ 823.323293] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 823.327336] 2*64kB [ 823.329305] ? check_preemption_disabled+0x48/0x200 [ 823.334810] (U) 1*128kB [ 823.337069] ? check_preemption_disabled+0x48/0x200 [ 823.342061] (U) [ 823.344740] ? __lock_is_held+0xb5/0x140 [ 823.349729] 1*256kB [ 823.351712] __alloc_pages_nodemask+0xa80/0xde0 [ 823.355742] (U) [ 823.358070] ? graph_lock+0x170/0x170 [ 823.362714] 0*512kB [ 823.364686] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 823.368457] 1*1024kB [ 823.370780] ? graph_lock+0x170/0x170 [ 823.375763] (U) 1*2048kB [ 823.378188] ? find_held_lock+0x36/0x1c0 [ 823.381954] (M) [ 823.384713] ? ____cache_alloc_node+0x1c7/0x1e0 [ 823.388740] 3*4096kB (M) [ 823.390730] ? lock_downgrade+0x900/0x900 [ 823.395366] = 15908kB [ 823.395376] Node 0 [ 823.398135] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 823.402254] DMA32: [ 823.404679] cache_grow_begin+0x91/0x8c0 [ 823.406890] 1*4kB [ 823.412441] ? do_raw_spin_unlock+0xa7/0x2f0 [ 823.414649] (U) [ 823.418714] fallback_alloc+0x203/0x2e0 [ 823.420829] 0*8kB [ 823.425250] ____cache_alloc_node+0x1c7/0x1e0 [ 823.427202] 2*16kB [ 823.431189] kmem_cache_alloc_node+0xe3/0x730 [ 823.433314] (UM) [ 823.437815] ? __alloc_skb+0x668/0x770 [ 823.440030] 2*32kB [ 823.444539] __alloc_skb+0x119/0x770 [ 823.446570] (M) 2*64kB [ 823.450476] ? skb_scrub_packet+0x490/0x490 [ 823.452686] (M) [ 823.456413] ? vprintk_default+0x28/0x30 [ 823.459244] 4*128kB [ 823.463572] ? vprintk_func+0x85/0x181 [ 823.465528] (M) [ 823.469595] ? printk+0xa7/0xcf [ 823.471898] 4*256kB [ 823.475798] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 823.477751] (UM) [ 823.481052] new_skb+0x26/0x1c0 [ 823.483356] 5*512kB [ 823.488114] aoecmd_cfg+0x279/0x7f0 [ 823.490152] (UM) [ 823.493437] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 823.495737] 2*1024kB [ 823.499365] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 823.501406] (M) [ 823.505738] ? check_preemption_disabled+0x48/0x200 [ 823.508134] 3*2048kB [ 823.513683] ? check_preemption_disabled+0x48/0x200 [ 823.515639] (UM) [ 823.520668] ? __lock_is_held+0xb5/0x140 [ 823.523061] 3*4096kB [ 823.528093] discover_timer+0x50/0x60 [ 823.530125] (M) [ 823.534185] call_timer_fn+0x272/0x920 [ 823.536563] = 24804kB [ 823.540361] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 823.542313] Node 0 [ 823.546199] ? process_timeout+0x40/0x40 [ 823.548583] Normal: [ 823.553426] ? find_held_lock+0x36/0x1c0 [ 823.555644] 172*4kB [ 823.559717] ? __run_timers+0x7da/0xc70 [ 823.562021] (UMEH) [ 823.566098] ? _raw_spin_unlock_irq+0x27/0x80 [ 823.568392] 656*8kB [ 823.572366] ? _raw_spin_unlock_irq+0x27/0x80 [ 823.574576] (UMEH) [ 823.579069] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 823.579087] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 823.581388] 279*16kB [ 823.585878] ? trace_hardirqs_on+0xbd/0x310 [ 823.588092] (UMEH) [ 823.592932] ? kasan_check_read+0x11/0x20 [ 823.597488] 75*32kB [ 823.599897] ? __run_timers+0x7da/0xc70 [ 823.604188] (UMH) 2*64kB [ 823.606443] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 823.610556] (UH) 0*128kB [ 823.612928] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 823.616864] 0*256kB 2*512kB [ 823.619645] __run_timers+0x7e5/0xc70 [ 823.625073] (U) [ 823.627848] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 823.632652] 0*1024kB [ 823.635668] ? compat_start_thread+0x80/0x80 [ 823.639440] 0*2048kB [ 823.641414] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 823.646745] 0*4096kB [ 823.649158] ? kasan_check_write+0x14/0x20 [ 823.653534] = 13952kB [ 823.655947] ? finish_task_switch+0x2f5/0x900 [ 823.661468] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 823.663884] ? __switch_to_asm+0x40/0x70 [ 823.668096] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 823.668106] 406 total pagecache pages [ 823.670541] ? preempt_notifier_register+0x200/0x200 [ 823.675005] 0 pages in swap cache [ 823.683849] ? __switch_to_asm+0x34/0x70 [ 823.687885] Swap cache stats: add 0, delete 0, find 0/0 [ 823.696454] ? __switch_to_asm+0x40/0x70 [ 823.700231] Free swap = 0kB [ 823.705344] ? __switch_to_asm+0x34/0x70 [ 823.708777] Total swap = 0kB [ 823.712839] ? __switch_to_asm+0x40/0x70 [ 823.718170] 1965979 pages RAM [ 823.722234] ? __switch_to_asm+0x34/0x70 [ 823.725219] 0 pages HighMem/MovableOnly [ 823.725228] 342745 pages reserved [ 823.729284] ? __switch_to_asm+0x40/0x70 [ 823.732271] 0 pages cma reserved [ 823.732413] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 823.736341] ? pvclock_read_flags+0x160/0x160 [ 823.739436] syz-executor2 cpuset= [ 823.743504] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 823.747450] syz2 [ 823.750901] ? check_preemption_disabled+0x48/0x200 [ 823.754942] mems_allowed=0 [ 823.758304] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 823.797629] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 823.802921] ? rcu_pm_notify+0xc0/0xc0 [ 823.806824] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 823.812371] ? check_preemption_disabled+0x48/0x200 [ 823.817402] run_timer_softirq+0x52/0xb0 [ 823.821467] ? rcu_read_lock_sched_held+0x108/0x120 [ 823.827106] __do_softirq+0x30b/0xad8 [ 823.830924] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 823.836040] ? smpboot_thread_fn+0x334/0xa00 [ 823.840461] ? schedule+0x108/0x460 [ 823.844104] ? __schedule+0x1ed0/0x1ed0 [ 823.848091] ? trace_hardirqs_off+0xb8/0x310 [ 823.852516] ? ___might_sleep+0x1ed/0x300 [ 823.856676] ? smpboot_thread_fn+0x68b/0xa00 [ 823.861106] ? trace_hardirqs_on+0x310/0x310 [ 823.865539] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 823.871089] ? check_preemption_disabled+0x48/0x200 [ 823.876117] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 823.881677] ? takeover_tasklets+0xa90/0xa90 [ 823.886095] run_ksoftirqd+0x94/0x100 [ 823.889899] smpboot_thread_fn+0x68b/0xa00 [ 823.894144] ? sort_range+0x30/0x30 [ 823.897773] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 823.902878] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 823.908419] ? __kthread_parkme+0xfb/0x1a0 [ 823.912665] kthread+0x35a/0x420 [ 823.916058] ? sort_range+0x30/0x30 [ 823.919690] ? kthread_bind+0x40/0x40 [ 823.923497] ret_from_fork+0x3a/0x50 [ 823.927232] CPU: 0 PID: 22873 Comm: syz-executor2 Not tainted 4.19.0-rc4+ #106 [ 823.927303] aoe: skb alloc failure [ 823.934596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 823.934602] Call Trace: [ 823.934622] dump_stack+0x1c4/0x2b4 [ 823.934640] ? dump_stack_print_info.cold.2+0x52/0x52 [ 823.934670] warn_alloc.cold.119+0xb7/0x1bd [ 823.938214] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 823.947540] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 823.950099] ksoftirqd/1 cpuset= [ 823.953723] ? lock_downgrade+0x900/0x900 [ 823.958884] / [ 823.963211] ? trace_hardirqs_off+0xb8/0x310 [ 823.973502] mems_allowed=0 [ 823.978359] ? trace_hardirqs_off+0xb8/0x310 [ 823.999171] __alloc_pages_slowpath+0x2667/0x2d80 [ 824.004061] ? warn_alloc+0x120/0x120 [ 824.007873] ? attach_entity_load_avg+0x860/0x860 [ 824.012727] ? warn_alloc+0x120/0x120 [ 824.016798] ? print_usage_bug+0xc0/0xc0 [ 824.020885] ? warn_alloc+0x120/0x120 [ 824.024691] ? print_usage_bug+0xc0/0xc0 [ 824.028770] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 824.034316] ? should_fail+0x22d/0xd01 [ 824.038219] ? graph_lock+0x170/0x170 [ 824.042030] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 824.047149] ? __lock_acquire+0x7ec/0x4ec0 [ 824.051400] ? should_fail+0x22d/0xd01 [ 824.055310] ? __update_load_avg_blocked_se+0x730/0x730 [ 824.060696] ? mark_held_locks+0x130/0x130 [ 824.064938] ? mark_held_locks+0x130/0x130 [ 824.069175] ? graph_lock+0x170/0x170 [ 824.072981] ? __lock_acquire+0x7ec/0x4ec0 [ 824.077221] ? update_load_avg+0x387/0x2470 [ 824.081550] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 824.087094] ? graph_lock+0x170/0x170 [ 824.090913] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 824.096467] ? check_preemption_disabled+0x48/0x200 [ 824.101488] ? check_preemption_disabled+0x48/0x200 [ 824.106525] ? __lock_is_held+0xb5/0x140 [ 824.110598] __alloc_pages_nodemask+0xa80/0xde0 [ 824.115272] ? graph_lock+0x170/0x170 [ 824.119085] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 824.124110] ? graph_lock+0x170/0x170 [ 824.127931] ? find_held_lock+0x36/0x1c0 [ 824.132008] ? ____cache_alloc_node+0x1c7/0x1e0 [ 824.136705] ? lock_downgrade+0x900/0x900 [ 824.140866] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 824.146423] cache_grow_begin+0x91/0x8c0 [ 824.150492] ? do_raw_spin_unlock+0xa7/0x2f0 [ 824.154912] fallback_alloc+0x203/0x2e0 [ 824.158901] ____cache_alloc_node+0x1c7/0x1e0 [ 824.163408] kmem_cache_alloc+0x1f8/0x730 [ 824.167579] skb_clone+0x1bb/0x500 [ 824.171129] ? skb_split+0x11e0/0x11e0 [ 824.175023] ? kasan_check_read+0x11/0x20 [ 824.179187] ? __schedule+0x150b/0x1ed0 [ 824.183168] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 824.188629] ? lock_repin_lock+0x430/0x430 [ 824.192881] bpf_clone_redirect+0xb9/0x490 [ 824.197134] ? __schedule+0x150b/0x1ed0 [ 824.201120] bpf_prog_bebbfe2050753572+0xd1c/0x1000 [ 824.206143] ? __sched_text_start+0x8/0x8 [ 824.210300] ? retint_kernel+0x2d/0x2d [ 824.214200] ? trace_hardirqs_on_caller+0xc0/0x310 [ 824.219131] ? trace_hardirqs_on_caller+0xc0/0x310 [ 824.224069] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 824.228832] ? find_held_lock+0x36/0x1c0 [ 824.232919] ? lock_acquire+0x1ed/0x520 [ 824.236899] ? bpf_test_run+0x32e/0x5a0 [ 824.240880] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 824.246420] ? check_preemption_disabled+0x48/0x200 [ 824.251450] ? kasan_check_read+0x11/0x20 [ 824.255602] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 824.260891] ? rcu_bh_qs+0xc0/0xc0 [ 824.264441] ? preempt_schedule+0x4d/0x60 [ 824.268767] ? ___preempt_schedule+0x16/0x18 [ 824.273189] ? bpf_test_run+0x1c0/0x5a0 [ 824.277182] ? netlink_diag_dump+0x2a0/0x2a0 [ 824.281602] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 824.287147] ? bpf_test_init.isra.9+0x70/0x100 [ 824.291741] ? bpf_prog_test_run_skb+0x634/0xb40 [ 824.296515] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 824.301375] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 824.306928] ? fput+0x130/0x1a0 [ 824.310263] ? __bpf_prog_get+0x9b/0x290 [ 824.314338] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 824.319185] ? bpf_prog_test_run+0x130/0x1a0 [ 824.323604] ? __x64_sys_bpf+0x3d8/0x510 [ 824.327677] ? bpf_prog_get+0x20/0x20 [ 824.331500] ? ksys_ioctl+0x81/0xd0 [ 824.335148] ? do_syscall_64+0x1b9/0x820 [ 824.339216] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 824.344621] ? syscall_return_slowpath+0x5e0/0x5e0 [ 824.349577] ? trace_hardirqs_on_caller+0x310/0x310 [ 824.354613] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 824.359648] ? recalc_sigpending_tsk+0x180/0x180 [ 824.364419] ? kasan_check_write+0x14/0x20 [ 824.368672] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 824.373537] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 824.378923] warn_alloc_show_mem: 1 callbacks suppressed [ 824.378937] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 824.378938] Mem-Info: [ 824.378975] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 824.378975] active_file:24 inactive_file:3 isolated_file:0 [ 824.378975] unevictable:0 dirty:0 writeback:0 unstable:0 [ 824.378975] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 824.378975] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 824.378975] free:13666 free_pcp:452 free_cma:0 [ 824.384307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 824.384319] Call Trace: [ 824.391272] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:96kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 824.393687] dump_stack+0x1c4/0x2b4 [ 824.426463] Node 0 [ 824.435845] ? dump_stack_print_info.cold.2+0x52/0x52 [ 824.438440] 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 [ 824.465926] warn_alloc.cold.119+0xb7/0x1bd [ 824.469524] lowmem_reserve[]: [ 824.471759] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 824.476920] 0 [ 824.502436] ? lock_downgrade+0x900/0x900 [ 824.506734] 2817 [ 824.509846] ? trace_hardirqs_off+0xb8/0x310 [ 824.514653] 6321 [ 824.516453] ? trace_hardirqs_off+0xb8/0x310 [ 824.520563] 6321 [ 824.522636] __alloc_pages_slowpath+0x2667/0x2d80 [ 824.527013] Node 0 [ 824.529103] ? warn_alloc+0x120/0x120 [ 824.533491] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 824.535524] ? warn_alloc+0x120/0x120 [ 824.540344] lowmem_reserve[]: [ 824.542595] ? print_usage_bug+0xc0/0xc0 [ 824.546391] 0 0 [ 824.573309] ? warn_alloc+0x120/0x120 [ 824.577088] 3503 [ 824.580210] ? print_usage_bug+0xc0/0xc0 [ 824.584242] 3503 [ 824.586223] ? mark_held_locks+0x130/0x130 [ 824.592067] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 824.596123] Node 0 [ 824.598191] ? should_fail+0x22d/0xd01 [ 824.602472] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:96kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 824.607983] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 824.610189] lowmem_reserve[]: [ 824.614082] ? __lock_acquire+0x7ec/0x4ec0 [ 824.642520] 0 [ 824.647641] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 824.650725] 0 [ 824.654968] ? __lock_acquire+0x7ec/0x4ec0 [ 824.656744] 0 [ 824.661850] ? should_fail+0x22d/0xd01 [ 824.661878] ? mark_held_locks+0x130/0x130 [ 824.663652] 0 [ 824.667887] ? mark_held_locks+0x130/0x130 [ 824.669659] Node 0 [ 824.673545] ? lock_downgrade+0x900/0x900 [ 824.677750] DMA: [ 824.679552] ? graph_lock+0x170/0x170 [ 824.683761] 1*4kB [ 824.685998] ? graph_lock+0x170/0x170 [ 824.690132] (U) 0*8kB [ 824.692206] ? graph_lock+0x170/0x170 [ 824.695979] 0*16kB [ 824.698123] ? print_usage_bug+0xc0/0xc0 [ 824.701899] 1*32kB [ 824.704396] ? do_raw_spin_unlock+0xa7/0x2f0 [ 824.708172] (U) [ 824.710409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 824.714443] 2*64kB [ 824.716680] ? check_preemption_disabled+0x48/0x200 [ 824.721062] (U) [ 824.723042] ? check_preemption_disabled+0x48/0x200 [ 824.728554] 1*128kB (U) [ 824.730812] ? __lock_is_held+0xb5/0x140 [ 824.735801] 1*256kB [ 824.737784] __alloc_pages_nodemask+0xa80/0xde0 [ 824.742767] (U) [ 824.745439] ? graph_lock+0x170/0x170 [ 824.749472] 0*512kB [ 824.751796] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 824.756436] 1*1024kB [ 824.758413] ? graph_lock+0x170/0x170 [ 824.762188] (U) [ 824.764518] ? find_held_lock+0x36/0x1c0 [ 824.769515] 1*2048kB [ 824.771934] ? ____cache_alloc_node+0x1c7/0x1e0 [ 824.775698] (M) 3*4096kB [ 824.777691] ? lock_downgrade+0x900/0x900 [ 824.781729] (M) [ 824.784151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 824.788796] = 15908kB [ 824.791562] cache_grow_begin+0x91/0x8c0 [ 824.795691] Node 0 [ 824.797671] ? do_raw_spin_unlock+0xa7/0x2f0 [ 824.803178] DMA32: [ 824.805612] fallback_alloc+0x203/0x2e0 [ 824.809640] 1*4kB [ 824.811883] ____cache_alloc_node+0x1c7/0x1e0 [ 824.816256] (U) [ 824.818500] kmem_cache_alloc_node+0xe3/0x730 [ 824.822432] 0*8kB 2*16kB [ 824.824593] ? __alloc_skb+0x668/0x770 [ 824.829062] (UM) [ 824.831080] __alloc_skb+0x119/0x770 [ 824.835719] 2*32kB [ 824.838480] ? skb_scrub_packet+0x490/0x490 [ 824.842334] (M) [ 824.844405] ? vprintk_default+0x28/0x30 [ 824.848084] 2*64kB [ 824.850844] ? vprintk_func+0x85/0x181 [ 824.850855] ? printk+0xa7/0xcf [ 824.850864] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 824.850878] new_skb+0x26/0x1c0 [ 824.850887] aoecmd_cfg+0x279/0x7f0 [ 824.850898] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 824.850909] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 824.850917] ? check_preemption_disabled+0x48/0x200 [ 824.850924] ? check_preemption_disabled+0x48/0x200 [ 824.850938] ? __lock_is_held+0xb5/0x140 [ 824.850951] discover_timer+0x50/0x60 [ 824.850960] call_timer_fn+0x272/0x920 [ 824.850968] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 824.850977] ? process_timeout+0x40/0x40 [ 824.850984] ? find_held_lock+0x36/0x1c0 [ 824.850996] ? __run_timers+0x7da/0xc70 [ 824.851006] ? _raw_spin_unlock_irq+0x27/0x80 [ 824.851013] ? _raw_spin_unlock_irq+0x27/0x80 [ 824.851020] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 824.851028] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 824.851045] ? trace_hardirqs_on+0xbd/0x310 [ 824.851055] ? kasan_check_read+0x11/0x20 [ 824.851062] ? __run_timers+0x7da/0xc70 [ 824.851071] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 824.851085] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 824.851093] __run_timers+0x7e5/0xc70 [ 824.851107] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 824.851115] ? compat_start_thread+0x80/0x80 [ 824.851124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 824.851136] ? kasan_check_write+0x14/0x20 [ 824.851145] ? finish_task_switch+0x2f5/0x900 [ 824.851152] ? __switch_to_asm+0x40/0x70 [ 824.851162] ? preempt_notifier_register+0x200/0x200 [ 824.851169] ? __switch_to_asm+0x34/0x70 [ 824.851176] ? __switch_to_asm+0x40/0x70 [ 824.851183] ? __switch_to_asm+0x34/0x70 [ 824.851189] ? __switch_to_asm+0x40/0x70 [ 824.851196] ? __switch_to_asm+0x34/0x70 [ 824.851202] ? __switch_to_asm+0x40/0x70 [ 824.851215] ? pvclock_read_flags+0x160/0x160 [ 824.851223] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 824.851230] ? check_preemption_disabled+0x48/0x200 [ 824.851243] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 824.851251] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 824.851259] ? rcu_pm_notify+0xc0/0xc0 [ 824.851268] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 824.851275] ? check_preemption_disabled+0x48/0x200 [ 824.851286] run_timer_softirq+0x52/0xb0 [ 824.851293] ? rcu_read_lock_sched_held+0x108/0x120 [ 824.851302] __do_softirq+0x30b/0xad8 [ 824.851315] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 824.851324] ? smpboot_thread_fn+0x334/0xa00 [ 824.851339] ? schedule+0x108/0x460 [ 824.851356] ? __schedule+0x1ed0/0x1ed0 [ 824.851374] ? trace_hardirqs_off+0xb8/0x310 [ 824.855681] (M) [ 824.857654] ? ___might_sleep+0x1ed/0x300 [ 824.861705] 4*128kB [ 824.863937] ? smpboot_thread_fn+0x68b/0xa00 [ 824.867801] (M) [ 824.871083] ? trace_hardirqs_on+0x310/0x310 [ 824.875811] 4*256kB [ 824.879087] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 824.882682] (UM) [ 824.887001] ? check_preemption_disabled+0x48/0x200 [ 824.892515] 5*512kB [ 824.897529] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 824.902510] (UM) 2*1024kB [ 824.906579] ? takeover_tasklets+0xa90/0xa90 [ 824.910351] (M) [ 824.914238] run_ksoftirqd+0x94/0x100 [ 824.919059] 3*2048kB [ 824.923119] smpboot_thread_fn+0x68b/0xa00 [ 824.927152] (UM) [ 824.931124] ? sort_range+0x30/0x30 [ 824.935594] 3*4096kB [ 824.940091] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 824.944898] (M) = 24804kB [ 824.949494] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 824.953789] Node 0 [ 824.957939] ? __kthread_parkme+0xfb/0x1a0 [ 824.961886] Normal: [ 824.967342] kthread+0x35a/0x420 [ 824.972165] 172*4kB [ 824.975967] ? sort_range+0x30/0x30 [ 824.981309] (UMEH) [ 824.986170] ? kthread_bind+0x40/0x40 [ 824.991686] 656*8kB [ 824.995938] ret_from_fork+0x3a/0x50 [ 825.000407] (UMEH) [ 825.004558] aoe: skb alloc failure [ 825.009541] 279*16kB (UMEH) [ 825.013700] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 825.017645] 75*32kB [ 825.021696] ksoftirqd/1 cpuset= [ 825.025739] (UMH) 2*64kB [ 825.029801] / [ 825.033856] (UH) [ 825.038338] mems_allowed=0 [ 825.038356] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 825.043883] 0*128kB [ 825.048911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 825.054452] 0*256kB [ 825.059720] Call Trace: [ 825.063592] 2*512kB (U) [ 825.069144] dump_stack+0x1c4/0x2b4 [ 825.074137] 0*1024kB [ 825.078201] ? dump_stack_print_info.cold.2+0x52/0x52 [ 825.083183] 0*2048kB 0*4096kB [ 825.087008] warn_alloc.cold.119+0xb7/0x1bd [ 825.092071] = 13952kB [ 825.092086] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 825.096489] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 825.100093] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 825.104067] ? lock_downgrade+0x900/0x900 [ 825.108450] 406 total pagecache pages [ 825.110428] ? trace_hardirqs_off+0xb8/0x310 [ 825.114548] 0 pages in swap cache [ 825.116869] ? trace_hardirqs_off+0xb8/0x310 [ 825.121255] Swap cache stats: add 0, delete 0, find 0/0 [ 825.123231] __alloc_pages_slowpath+0x2667/0x2d80 [ 825.127605] Free swap = 0kB [ 825.129955] ? warn_alloc+0x120/0x120 [ 825.135440] Total swap = 0kB [ 825.137509] ? __account_cfs_rq_runtime+0x790/0x790 [ 825.142497] 1965979 pages RAM [ 825.144816] ? warn_alloc+0x120/0x120 [ 825.150319] 0 pages HighMem/MovableOnly [ 825.150335] 342745 pages reserved [ 825.153180] ? print_usage_bug+0xc0/0xc0 [ 825.157562] 0 pages cma reserved [ 825.158154] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 825.159557] ? warn_alloc+0x120/0x120 [ 825.163339] ksoftirqd/0 cpuset= [ 825.165758] ? print_usage_bug+0xc0/0xc0 [ 825.169967] / [ 825.172039] ? __lock_is_held+0xb5/0x140 [ 825.175642] mems_allowed=0 [ 825.178062] ? x2apic_send_IPI+0xbf/0x110 [ 825.426365] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 825.431932] ? should_fail+0x22d/0xd01 [ 825.435868] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 825.441432] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 825.446573] ? __lock_acquire+0x7ec/0x4ec0 [ 825.450842] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 825.455964] ? __lock_acquire+0x7ec/0x4ec0 [ 825.460213] ? should_fail+0x22d/0xd01 [ 825.464126] ? mark_held_locks+0x130/0x130 [ 825.468379] ? mark_held_locks+0x130/0x130 [ 825.472625] ? try_to_wake_up+0x10a/0x12f0 [ 825.476871] ? lock_downgrade+0x900/0x900 [ 825.481026] ? graph_lock+0x170/0x170 [ 825.484848] ? print_usage_bug+0xc0/0xc0 [ 825.488914] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 825.494456] ? check_preemption_disabled+0x48/0x200 [ 825.499477] ? check_preemption_disabled+0x48/0x200 [ 825.504513] ? __lock_is_held+0xb5/0x140 [ 825.508594] __alloc_pages_nodemask+0xa80/0xde0 [ 825.513275] ? graph_lock+0x170/0x170 [ 825.517090] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 825.522115] ? graph_lock+0x170/0x170 [ 825.525939] ? find_held_lock+0x36/0x1c0 [ 825.530040] ? ____cache_alloc_node+0x1c7/0x1e0 [ 825.534732] ? lock_downgrade+0x900/0x900 [ 825.538903] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 825.544466] cache_grow_begin+0x91/0x8c0 [ 825.548549] ? do_raw_spin_unlock+0xa7/0x2f0 [ 825.552984] fallback_alloc+0x203/0x2e0 [ 825.556982] ____cache_alloc_node+0x1c7/0x1e0 [ 825.561510] kmem_cache_alloc_node+0xe3/0x730 [ 825.566026] ? ipv6_get_ifaddr+0x42e/0x620 [ 825.570297] __alloc_skb+0x119/0x770 [ 825.574025] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 825.579349] ? skb_scrub_packet+0x490/0x490 [ 825.583689] ? lock_downgrade+0x900/0x900 [ 825.587880] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 825.593432] ? refcount_sub_and_test_checked+0x203/0x310 [ 825.598907] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 825.604394] ? addrconf_rs_timer+0x6f0/0x6f0 [ 825.608848] ndisc_alloc_skb+0x144/0x340 [ 825.612927] ndisc_send_rs+0x331/0x6e0 [ 825.616834] addrconf_rs_timer+0x3c0/0x6f0 [ 825.621088] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 825.625343] call_timer_fn+0x272/0x920 [ 825.629238] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 825.633484] ? process_timeout+0x40/0x40 [ 825.637549] ? find_held_lock+0x36/0x1c0 [ 825.641648] ? __run_timers+0x7da/0xc70 [ 825.645636] ? _raw_spin_unlock_irq+0x27/0x80 [ 825.650155] ? _raw_spin_unlock_irq+0x27/0x80 [ 825.654658] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 825.658897] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 825.663483] ? trace_hardirqs_on+0xbd/0x310 [ 825.667810] ? kasan_check_read+0x11/0x20 [ 825.671986] ? __run_timers+0x7da/0xc70 [ 825.675967] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 825.681429] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 825.686286] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 825.690524] __run_timers+0x7e5/0xc70 [ 825.694341] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 825.699714] ? compat_start_thread+0x80/0x80 [ 825.704130] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 825.709682] ? kasan_check_write+0x14/0x20 [ 825.713920] ? finish_task_switch+0x2f5/0x900 [ 825.718420] ? __switch_to_asm+0x40/0x70 [ 825.722494] ? preempt_notifier_register+0x200/0x200 [ 825.727602] ? __switch_to_asm+0x34/0x70 [ 825.731665] ? __switch_to_asm+0x40/0x70 [ 825.735724] ? __switch_to_asm+0x34/0x70 [ 825.739788] ? __switch_to_asm+0x40/0x70 [ 825.743856] ? __switch_to_asm+0x34/0x70 [ 825.747918] ? __switch_to_asm+0x40/0x70 [ 825.751998] ? pvclock_read_flags+0x160/0x160 [ 825.756499] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 825.762051] ? check_preemption_disabled+0x48/0x200 [ 825.767087] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 825.772633] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 825.777920] ? rcu_pm_notify+0xc0/0xc0 [ 825.781815] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 825.787365] ? check_preemption_disabled+0x48/0x200 [ 825.792396] run_timer_softirq+0x52/0xb0 [ 825.796459] ? rcu_read_lock_sched_held+0x108/0x120 [ 825.801481] __do_softirq+0x30b/0xad8 [ 825.805296] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 825.810410] ? smpboot_thread_fn+0x334/0xa00 [ 825.814839] ? schedule+0x108/0x460 [ 825.818480] ? __schedule+0x1ed0/0x1ed0 [ 825.822470] ? trace_hardirqs_off+0xb8/0x310 [ 825.826886] ? ___might_sleep+0x1ed/0x300 [ 825.831045] ? smpboot_thread_fn+0x68b/0xa00 [ 825.835466] ? trace_hardirqs_on+0x310/0x310 [ 825.839886] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 825.845520] ? check_preemption_disabled+0x48/0x200 [ 825.850543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 825.856096] ? takeover_tasklets+0xa90/0xa90 [ 825.860519] run_ksoftirqd+0x94/0x100 [ 825.864332] smpboot_thread_fn+0x68b/0xa00 [ 825.868587] ? sort_range+0x30/0x30 [ 825.872235] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 825.877347] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 825.882894] ? __kthread_parkme+0xfb/0x1a0 [ 825.887138] kthread+0x35a/0x420 [ 825.890509] ? sort_range+0x30/0x30 [ 825.894142] ? kthread_bind+0x40/0x40 [ 825.897949] ret_from_fork+0x3a/0x50 [ 825.901681] warn_alloc_show_mem: 1 callbacks suppressed [ 825.901693] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 825.901695] Mem-Info: [ 825.901728] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 825.901728] active_file:24 inactive_file:3 isolated_file:0 [ 825.901728] unevictable:0 dirty:0 writeback:0 unstable:0 [ 825.901728] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 825.901728] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 825.901728] free:13666 free_pcp:452 free_cma:0 [ 825.907057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 825.907066] Call Trace: [ 825.913921] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:96kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 825.916345] dump_stack+0x1c4/0x2b4 [ 825.949116] Node 0 [ 825.958484] ? dump_stack_print_info.cold.2+0x52/0x52 [ 825.961064] 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 [ 825.988551] warn_alloc.cold.119+0xb7/0x1bd [ 825.992142] lowmem_reserve[]: 0 [ 825.994389] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 825.999550] 2817 6321 [ 826.025080] ? lock_downgrade+0x900/0x900 [ 826.029368] 6321 [ 826.032655] ? trace_hardirqs_off+0xb8/0x310 [ 826.037479] Node 0 [ 826.039978] ? trace_hardirqs_off+0xb8/0x310 [ 826.044125] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 826.046162] __alloc_pages_slowpath+0x2667/0x2d80 [ 826.050547] lowmem_reserve[]: 0 [ 826.052813] ? warn_alloc+0x120/0x120 [ 826.057190] 0 [ 826.084269] ? warn_alloc+0x120/0x120 [ 826.089081] 3503 3503 [ 826.092367] ? print_usage_bug+0xc0/0xc0 [ 826.097952] ? warn_alloc+0x120/0x120 [ 826.101729] Node 0 [ 826.104219] ? print_usage_bug+0xc0/0xc0 [ 826.108279] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:96kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:1312kB free_cma:0kB [ 826.112053] ? __lock_acquire+0x7ec/0x4ec0 [ 826.114269] lowmem_reserve[]: [ 826.118324] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 826.146851] 0 0 [ 826.151107] ? should_fail+0x22d/0xd01 [ 826.154183] 0 [ 826.159717] ? __lock_acquire+0x7ec/0x4ec0 [ 826.161678] 0 [ 826.165567] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 826.167342] Node 0 [ 826.171578] ? __lock_acquire+0x7ec/0x4ec0 [ 826.173357] DMA: [ 826.178658] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 826.180871] 1*4kB [ 826.185106] ? __lock_acquire+0x7ec/0x4ec0 [ 826.187142] (U) [ 826.192245] ? should_fail+0x22d/0xd01 [ 826.192272] ? mark_held_locks+0x130/0x130 [ 826.194397] 0*8kB [ 826.198640] ? mark_held_locks+0x130/0x130 [ 826.200607] 0*16kB [ 826.204494] ? graph_lock+0x170/0x170 [ 826.208705] 1*32kB [ 826.210855] ? print_usage_bug+0xc0/0xc0 [ 826.215081] (U) [ 826.217323] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 826.221098] 2*64kB [ 826.223337] ? check_preemption_disabled+0x48/0x200 [ 826.227365] (U) [ 826.229341] ? check_preemption_disabled+0x48/0x200 [ 826.234875] 1*128kB (U) [ 826.237127] ? __lock_is_held+0xb5/0x140 [ 826.242120] 1*256kB [ 826.244112] __alloc_pages_nodemask+0xa80/0xde0 [ 826.249107] (U) [ 826.251789] ? graph_lock+0x170/0x170 [ 826.255823] 0*512kB [ 826.258149] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 826.262794] 1*1024kB [ 826.264764] ? graph_lock+0x170/0x170 [ 826.268539] (U) [ 826.270866] ? find_held_lock+0x36/0x1c0 [ 826.275852] 1*2048kB [ 826.278267] ? ____cache_alloc_node+0x1c7/0x1e0 [ 826.282051] (M) [ 826.284030] ? lock_downgrade+0x900/0x900 [ 826.288073] 3*4096kB (M) [ 826.290497] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 826.295226] = 15908kB [ 826.297202] cache_grow_begin+0x91/0x8c0 [ 826.301318] Node 0 [ 826.304078] ? do_raw_spin_unlock+0xa7/0x2f0 [ 826.310199] DMA32: [ 826.312609] fallback_alloc+0x203/0x2e0 [ 826.316637] 1*4kB [ 826.318870] ____cache_alloc_node+0x1c7/0x1e0 [ 826.323247] (U) [ 826.325483] kmem_cache_alloc_node+0xe3/0x730 [ 826.329433] 0*8kB [ 826.331577] ? ipv6_get_ifaddr+0x42e/0x620 [ 826.336050] 2*16kB [ 826.338025] __alloc_skb+0x119/0x770 [ 826.342493] (UM) [ 826.344655] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 826.348857] 2*32kB (M) [ 826.351101] ? skb_scrub_packet+0x490/0x490 [ 826.355494] 2*64kB [ 826.357549] ? lock_downgrade+0x900/0x900 [ 826.362795] (M) [ 826.365381] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 826.369690] 4*128kB [ 826.371928] ? refcount_sub_and_test_checked+0x203/0x310 [ 826.376051] (M) [ 826.378021] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 826.383537] 4*256kB [ 826.385854] ? addrconf_rs_timer+0x6f0/0x6f0 [ 826.391277] (UM) [ 826.393256] ndisc_alloc_skb+0x144/0x340 [ 826.398675] 5*512kB [ 826.400999] ndisc_send_rs+0x331/0x6e0 [ 826.405371] (UM) [ 826.407429] addrconf_rs_timer+0x3c0/0x6f0 [ 826.411463] 2*1024kB [ 826.413802] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 826.417660] (M) [ 826.419726] call_timer_fn+0x272/0x920 [ 826.423925] 3*2048kB [ 826.426334] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 826.430537] (UM) [ 826.432508] ? process_timeout+0x40/0x40 [ 826.436383] 3*4096kB [ 826.438792] ? find_held_lock+0x36/0x1c0 [ 826.442993] (M) = 24804kB [ 826.445079] ? __run_timers+0x7da/0xc70 [ 826.449105] Node 0 [ 826.451525] ? _raw_spin_unlock_irq+0x27/0x80 [ 826.455568] Normal: [ 826.458324] ? _raw_spin_unlock_irq+0x27/0x80 [ 826.462273] 172*4kB [ 826.464509] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 826.468971] (UMEH) 656*8kB [ 826.471307] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 826.475775] (UMEH) [ 826.478097] ? trace_hardirqs_on+0xbd/0x310 [ 826.482329] 279*16kB [ 826.485266] ? kasan_check_read+0x11/0x20 [ 826.489814] (UMEH) 75*32kB [ 826.492067] ? __run_timers+0x7da/0xc70 [ 826.496359] (UMH) [ 826.498769] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 826.502890] 2*64kB [ 826.505830] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 826.509770] (UH) [ 826.511920] __run_timers+0x7e5/0xc70 [ 826.517336] 0*128kB 0*256kB [ 826.519576] ? find_held_lock+0x36/0x1c0 [ 826.523785] 2*512kB [ 826.525864] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 826.529649] (U) [ 826.532669] ? _raw_spin_unlock_irq+0x27/0x80 [ 826.536698] 0*1024kB 0*2048kB [ 826.539043] ? _raw_spin_unlock_irq+0x27/0x80 [ 826.544376] 0*4096kB = 13952kB [ 826.546373] ? lockdep_hardirqs_on+0x421/0x5c0 [ 826.550854] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 826.554052] ? trace_hardirqs_on+0xbd/0x310 [ 826.558607] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 826.558617] 406 total pagecache pages [ 826.561811] ? kasan_check_read+0x11/0x20 [ 826.566461] 0 pages in swap cache [ 826.575314] ? finish_task_switch+0x1f5/0x900 [ 826.579712] Swap cache stats: add 0, delete 0, find 0/0 [ 826.588279] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 826.592062] Free swap = 0kB [ 826.596214] ? compat_start_thread+0x80/0x80 [ 826.599634] Total swap = 0kB [ 826.599644] 1965979 pages RAM [ 826.604158] ? pvclock_read_flags+0x160/0x160 [ 826.609482] 0 pages HighMem/MovableOnly [ 826.609493] 342745 pages reserved [ 826.614955] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 826.617945] 0 pages cma reserved [ 826.622354] ? check_preemption_disabled+0x48/0x200 [ 826.625448] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 826.628467] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 826.633004] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 826.636923] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 826.640355] ksoftirqd/1 cpuset= [ 826.645904] ? rcu_pm_notify+0xc0/0xc0 [ 826.649248] / [ 826.654279] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 826.660757] mems_allowed=0 [ 826.666298] ? check_preemption_disabled+0x48/0x200 [ 826.704125] run_timer_softirq+0x52/0xb0 [ 826.708192] ? rcu_read_lock_sched_held+0x108/0x120 [ 826.713209] __do_softirq+0x30b/0xad8 [ 826.717021] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 826.722129] ? trace_hardirqs_off+0x310/0x310 [ 826.726636] ? schedule+0x108/0x460 [ 826.730274] ? trace_hardirqs_off+0xb8/0x310 [ 826.734684] ? smpboot_thread_fn+0x68b/0xa00 [ 826.739097] ? trace_hardirqs_on+0x310/0x310 [ 826.743505] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 826.749049] ? check_preemption_disabled+0x48/0x200 [ 826.754077] ? takeover_tasklets+0xa90/0xa90 [ 826.758490] run_ksoftirqd+0x94/0x100 [ 826.762294] smpboot_thread_fn+0x68b/0xa00 [ 826.766529] ? sort_range+0x30/0x30 [ 826.770158] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 826.775260] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 826.780797] ? __kthread_parkme+0xfb/0x1a0 [ 826.785046] kthread+0x35a/0x420 [ 826.788412] ? sort_range+0x30/0x30 [ 826.792044] ? kthread_bind+0x40/0x40 [ 826.795852] ret_from_fork+0x3a/0x50 [ 826.799587] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 826.799589] Mem-Info: [ 826.799622] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 826.799622] active_file:24 inactive_file:3 isolated_file:0 [ 826.799622] unevictable:0 dirty:0 writeback:0 unstable:0 [ 826.799622] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 826.799622] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 826.799622] free:13666 free_pcp:452 free_cma:0 [ 826.806522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 826.808970] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:96kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 826.841748] Call Trace: [ 826.851613] Node 0 [ 826.879115] dump_stack+0x1c4/0x2b4 [ 826.881698] 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 [ 826.883903] ? dump_stack_print_info.cold.2+0x52/0x52 [ 826.887499] lowmem_reserve[]: 0 [ 826.913031] warn_alloc.cold.119+0xb7/0x1bd [ 826.918206] 2817 [ 826.921487] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 826.925776] 6321 [ 826.927847] ? lock_downgrade+0x900/0x900 [ 826.932651] 6321 [ 826.934733] ? trace_hardirqs_off+0xb8/0x310 [ 826.938844] Node 0 [ 826.940906] ? trace_hardirqs_off+0xb8/0x310 [ 826.945310] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 826.947523] __alloc_pages_slowpath+0x2667/0x2d80 [ 826.951887] lowmem_reserve[]: 0 [ 826.978840] ? warn_alloc+0x120/0x120 [ 826.983998] 0 [ 826.987280] ? __account_cfs_rq_runtime+0x790/0x790 [ 826.991091] 3503 3503 [ 826.992900] ? warn_alloc+0x120/0x120 [ 827.000385] ? print_usage_bug+0xc0/0xc0 [ 827.004158] Node 0 [ 827.008211] ? warn_alloc+0x120/0x120 [ 827.008244] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:96kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 827.008252] lowmem_reserve[]: [ 827.010485] ? print_usage_bug+0xc0/0xc0 [ 827.014253] 0 0 [ 827.042723] ? __lock_acquire+0x7ec/0x4ec0 [ 827.045808] 0 [ 827.049872] ? __lock_acquire+0x7ec/0x4ec0 [ 827.051818] 0 [ 827.056075] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 827.057854] Node 0 [ 827.062099] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 827.063876] DMA: [ 827.069415] ? should_fail+0x22d/0xd01 [ 827.071625] 1*4kB [ 827.077174] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 827.079210] (U) [ 827.083099] ? __lock_acquire+0x7ec/0x4ec0 [ 827.085221] 0*8kB [ 827.090325] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 827.092273] 0*16kB 1*32kB [ 827.096515] ? __lock_acquire+0x7ec/0x4ec0 [ 827.098639] (U) [ 827.103766] ? should_fail+0x22d/0xd01 [ 827.106588] 2*64kB (U) [ 827.110855] ? mark_held_locks+0x130/0x130 [ 827.112789] 1*128kB (U) [ 827.116694] ? mark_held_locks+0x130/0x130 [ 827.119251] 1*256kB (U) [ 827.123515] ? graph_lock+0x170/0x170 [ 827.126165] 0*512kB [ 827.130404] ? print_usage_bug+0xc0/0xc0 [ 827.133057] 1*1024kB (U) [ 827.136997] ? graph_lock+0x170/0x170 [ 827.139296] 1*2048kB (M) [ 827.143367] ? print_usage_bug+0xc0/0xc0 [ 827.146098] 3*4096kB [ 827.149898] ? wq_watchdog_touch+0x9c/0xfe [ 827.152627] (M) [ 827.156693] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 827.159069] = 15908kB [ 827.159078] Node 0 [ 827.163311] ? check_preemption_disabled+0x48/0x200 [ 827.165265] DMA32: [ 827.170821] ? check_preemption_disabled+0x48/0x200 [ 827.173205] 1*4kB [ 827.175449] ? __lock_is_held+0xb5/0x140 [ 827.180446] (U) [ 827.182688] __alloc_pages_nodemask+0xa80/0xde0 [ 827.187668] 0*8kB 2*16kB [ 827.189823] ? graph_lock+0x170/0x170 [ 827.193851] (UM) 2*32kB [ 827.195837] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 827.200481] (M) 2*64kB [ 827.203246] ? graph_lock+0x170/0x170 [ 827.207021] (M) [ 827.209702] ? find_held_lock+0x36/0x1c0 [ 827.214675] 4*128kB (M) [ 827.217271] ? ____cache_alloc_node+0x1c7/0x1e0 [ 827.221031] 4*256kB (UM) [ 827.223021] ? lock_downgrade+0x900/0x900 [ 827.227058] 5*512kB (UM) [ 827.229739] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 827.234375] 2*1024kB [ 827.237129] cache_grow_begin+0x91/0x8c0 [ 827.241240] (M) 3*2048kB [ 827.244025] ? do_raw_spin_unlock+0xa7/0x2f0 [ 827.249549] (UM) 3*4096kB [ 827.251970] fallback_alloc+0x203/0x2e0 [ 827.255990] (M) = 24804kB [ 827.258754] ____cache_alloc_node+0x1c7/0x1e0 [ 827.263132] Node 0 [ 827.265990] kmem_cache_alloc_node+0xe3/0x730 [ 827.269930] Normal: 172*4kB [ 827.272779] ? ipv6_get_ifaddr+0x42e/0x620 [ 827.277243] (UMEH) [ 827.279483] __alloc_skb+0x119/0x770 [ 827.283942] 656*8kB (UMEH) [ 827.286967] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 827.291189] 279*16kB (UMEH) [ 827.293433] ? skb_scrub_packet+0x490/0x490 [ 827.297116] 75*32kB (UMH) [ 827.300062] ? lock_downgrade+0x900/0x900 [ 827.305309] 2*64kB (UH) [ 827.308341] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 827.312650] 0*128kB [ 827.315492] ? refcount_sub_and_test_checked+0x203/0x310 [ 827.319607] 0*256kB 2*512kB [ 827.322294] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 827.327804] (U) 0*1024kB [ 827.330162] ? addrconf_rs_timer+0x6f0/0x6f0 [ 827.335580] 0*2048kB 0*4096kB [ 827.338624] ndisc_alloc_skb+0x144/0x340 [ 827.344049] = 13952kB [ 827.344065] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 827.346824] ndisc_send_rs+0x331/0x6e0 [ 827.351220] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 827.351229] 406 total pagecache pages [ 827.354428] addrconf_rs_timer+0x3c0/0x6f0 [ 827.358459] 0 pages in swap cache [ 827.360873] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 827.370118] Swap cache stats: add 0, delete 0, find 0/0 [ 827.370128] Free swap = 0kB [ 827.374042] call_timer_fn+0x272/0x920 [ 827.382685] Total swap = 0kB [ 827.386491] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 827.390700] 1965979 pages RAM [ 827.394150] ? process_timeout+0x40/0x40 [ 827.398381] 0 pages HighMem/MovableOnly [ 827.398390] 342745 pages reserved [ 827.403746] ? find_held_lock+0x36/0x1c0 [ 827.406746] 0 pages cma reserved [ 827.410633] ? __run_timers+0x7da/0xc70 [ 827.413684] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 827.417847] ? _raw_spin_unlock_irq+0x27/0x80 [ 827.417861] ? _raw_spin_unlock_irq+0x27/0x80 [ 827.417880] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 827.421087] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 827.425024] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 827.428987] ksoftirqd/0 cpuset= [ 827.432434] ? trace_hardirqs_on+0xbd/0x310 [ 827.436468] / [ 827.439836] ? kasan_check_read+0x11/0x20 [ 827.443777] mems_allowed=0 [ 827.450260] ? __run_timers+0x7da/0xc70 [ 827.498593] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 827.504060] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 827.508394] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 827.512632] __run_timers+0x7e5/0xc70 [ 827.516449] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 827.521814] ? compat_start_thread+0x80/0x80 [ 827.526240] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 827.531790] ? kasan_check_write+0x14/0x20 [ 827.536040] ? finish_task_switch+0x2f5/0x900 [ 827.540538] ? __switch_to_asm+0x40/0x70 [ 827.544608] ? preempt_notifier_register+0x200/0x200 [ 827.549716] ? __switch_to_asm+0x34/0x70 [ 827.553777] ? __switch_to_asm+0x40/0x70 [ 827.557843] ? __switch_to_asm+0x34/0x70 [ 827.561905] ? __switch_to_asm+0x40/0x70 [ 827.565971] ? __switch_to_asm+0x34/0x70 [ 827.570032] ? __switch_to_asm+0x40/0x70 [ 827.574114] ? pvclock_read_flags+0x160/0x160 [ 827.578621] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 827.584531] ? check_preemption_disabled+0x48/0x200 [ 827.589561] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 827.595103] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 827.600409] ? rcu_pm_notify+0xc0/0xc0 [ 827.604300] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 827.609846] ? check_preemption_disabled+0x48/0x200 [ 827.614871] run_timer_softirq+0x52/0xb0 [ 827.618934] ? rcu_read_lock_sched_held+0x108/0x120 [ 827.623951] __do_softirq+0x30b/0xad8 [ 827.627766] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 827.632874] ? smpboot_thread_fn+0x334/0xa00 [ 827.637290] ? schedule+0x108/0x460 [ 827.640922] ? __schedule+0x1ed0/0x1ed0 [ 827.644902] ? trace_hardirqs_off+0xb8/0x310 [ 827.649314] ? ___might_sleep+0x1ed/0x300 [ 827.653570] ? smpboot_thread_fn+0x68b/0xa00 [ 827.657985] ? trace_hardirqs_on+0x310/0x310 [ 827.662402] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 827.667942] ? check_preemption_disabled+0x48/0x200 [ 827.672960] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 827.678509] ? takeover_tasklets+0xa90/0xa90 [ 827.682932] run_ksoftirqd+0x94/0x100 [ 827.686746] smpboot_thread_fn+0x68b/0xa00 [ 827.690996] ? sort_range+0x30/0x30 [ 827.694640] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 827.699753] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 827.705298] ? __kthread_parkme+0xfb/0x1a0 [ 827.709547] kthread+0x35a/0x420 [ 827.712922] ? sort_range+0x30/0x30 [ 827.716552] ? kthread_bind+0x40/0x40 [ 827.720356] ret_from_fork+0x3a/0x50 [ 827.724094] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 827.724169] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 827.730934] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 827.730942] Call Trace: [ 827.737627] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 827.746770] dump_stack+0x1c4/0x2b4 [ 827.749348] ksoftirqd/1 cpuset= [ 827.759661] ? dump_stack_print_info.cold.2+0x52/0x52 [ 827.763264] / [ 827.766547] warn_alloc.cold.119+0xb7/0x1bd [ 827.771704] mems_allowed=0 [ 827.773415] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 827.785468] ? lock_downgrade+0x900/0x900 [ 827.789622] ? trace_hardirqs_off+0xb8/0x310 [ 827.794044] ? trace_hardirqs_off+0xb8/0x310 [ 827.798462] __alloc_pages_slowpath+0x2667/0x2d80 [ 827.803338] ? do_raw_spin_lock+0xc1/0x200 [ 827.807580] ? warn_alloc+0x120/0x120 [ 827.811390] ? warn_alloc+0x120/0x120 [ 827.815196] ? print_usage_bug+0xc0/0xc0 [ 827.819256] ? warn_alloc+0x120/0x120 [ 827.823059] ? print_usage_bug+0xc0/0xc0 [ 827.827117] ? lock_release+0x970/0x970 [ 827.831099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 827.836637] ? wake_up_klogd+0x11a/0x180 [ 827.840701] ? console_device+0xc0/0xc0 [ 827.844675] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 827.850215] ? should_fail+0x22d/0xd01 [ 827.854112] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 827.859220] ? __lock_acquire+0x7ec/0x4ec0 [ 827.863461] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 827.868566] ? should_fail+0x22d/0xd01 [ 827.872456] ? wake_up_klogd+0x180/0x180 [ 827.876529] ? mark_held_locks+0x130/0x130 [ 827.880768] ? mark_held_locks+0x130/0x130 [ 827.885005] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 827.890818] ? kasan_check_read+0x11/0x20 [ 827.895081] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 827.900371] ? rcu_bh_qs+0xc0/0xc0 [ 827.903920] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 827.909456] ? check_preemption_disabled+0x48/0x200 [ 827.914468] ? check_preemption_disabled+0x48/0x200 [ 827.919495] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 827.925043] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 827.930323] ? rcu_pm_notify+0xc0/0xc0 [ 827.934225] __alloc_pages_nodemask+0xa80/0xde0 [ 827.938900] ? graph_lock+0x170/0x170 [ 827.942706] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 827.947722] ? graph_lock+0x170/0x170 [ 827.951535] ? find_held_lock+0x36/0x1c0 [ 827.955606] ? ____cache_alloc_node+0x1c7/0x1e0 [ 827.960283] ? lock_downgrade+0x900/0x900 [ 827.964439] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 827.969989] cache_grow_begin+0x91/0x8c0 [ 827.974064] ? do_raw_spin_unlock+0xa7/0x2f0 [ 827.978484] fallback_alloc+0x203/0x2e0 [ 827.982465] ____cache_alloc_node+0x1c7/0x1e0 [ 827.986968] kmem_cache_alloc+0x1f8/0x730 [ 827.991130] ? graph_lock+0x170/0x170 [ 827.994947] __build_skb+0xab/0x430 [ 827.998575] ? skb_try_coalesce+0x1b70/0x1b70 [ 828.003081] ? __alloc_pages_nodemask+0xde0/0xde0 [ 828.007932] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 828.013471] ? check_preemption_disabled+0x48/0x200 [ 828.018501] __napi_alloc_skb+0x1d6/0x310 [ 828.022662] page_to_skb.isra.42+0xee/0x960 [ 828.026989] ? check_preemption_disabled+0x48/0x200 [ 828.032008] ? virtnet_remove+0xf0/0xf0 [ 828.035997] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 828.041799] ? kasan_check_read+0x11/0x20 [ 828.045960] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 828.051238] ? rcu_bh_qs+0xc0/0xc0 [ 828.054791] receive_mergeable+0x15ae/0x3ca0 [ 828.059221] ? virtnet_probe+0x2320/0x2320 [ 828.063457] ? kasan_check_write+0x14/0x20 [ 828.067697] ? do_raw_spin_lock+0xc1/0x200 [ 828.071942] ? console_unlock+0x9ba/0x1160 [ 828.076186] ? devkmsg_read+0xbb0/0xbb0 [ 828.080165] ? lock_release+0x970/0x970 [ 828.084143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 828.089683] ? wake_up_klogd+0x11a/0x180 [ 828.093751] ? console_device+0xc0/0xc0 [ 828.097738] ? do_raw_spin_lock+0xc1/0x200 [ 828.101985] ? vprintk_emit+0x268/0x930 [ 828.105967] ? wake_up_klogd+0x180/0x180 [ 828.110047] ? find_held_lock+0x36/0x1c0 [ 828.114120] ? ___ratelimit+0x36f/0x655 [ 828.118100] ? lock_downgrade+0x900/0x900 [ 828.122248] ? kernel_text_address+0x79/0xf0 [ 828.126671] ? trace_hardirqs_off+0xb8/0x310 [ 828.131091] ? kasan_check_read+0x11/0x20 [ 828.135262] ? vprintk_func+0x85/0x181 [ 828.139166] ? printk+0xa7/0xcf [ 828.142456] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 828.147225] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 828.152264] ? show_mem+0x169/0x17b [ 828.155907] ? print_usage_bug+0xc0/0xc0 [ 828.159976] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 828.164858] ? lock_downgrade+0x900/0x900 [ 828.169116] ? print_usage_bug+0xc0/0xc0 [ 828.173198] ? __lock_acquire+0x7ec/0x4ec0 [ 828.177450] ? __alloc_pages_slowpath+0x2667/0x2d80 [ 828.182486] ? __lock_acquire+0x7ec/0x4ec0 [ 828.187777] ? mark_held_locks+0x130/0x130 [ 828.192043] ? mark_held_locks+0x130/0x130 [ 828.196286] ? print_usage_bug+0xc0/0xc0 [ 828.200360] ? print_usage_bug+0xc0/0xc0 [ 828.204433] ? __lock_acquire+0x7ec/0x4ec0 [ 828.208701] ? __lock_acquire+0x7ec/0x4ec0 [ 828.212959] ? kasan_check_write+0x14/0x20 [ 828.217206] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 828.223014] ? warn_alloc+0x120/0x120 [ 828.226847] receive_buf+0xb4c/0x3390 [ 828.230663] ? print_usage_bug+0xc0/0xc0 [ 828.234746] ? receive_mergeable+0x3ca0/0x3ca0 [ 828.239337] ? mark_held_locks+0x130/0x130 [ 828.243584] ? find_held_lock+0x36/0x1c0 [ 828.247652] ? print_usage_bug+0xc0/0xc0 [ 828.252157] ? __lock_acquire+0x7ec/0x4ec0 [ 828.256406] ? find_held_lock+0x36/0x1c0 [ 828.260483] ? try_to_wake_up+0x10a/0x12f0 [ 828.264725] ? lock_downgrade+0x900/0x900 [ 828.268888] ? trace_hardirqs_off+0xb8/0x310 [ 828.273324] ? kasan_check_read+0x11/0x20 [ 828.277488] ? do_raw_spin_unlock+0xa7/0x2f0 [ 828.281901] ? trace_hardirqs_on+0x310/0x310 [ 828.286319] ? kasan_check_write+0x14/0x20 [ 828.290563] ? do_raw_spin_lock+0xc1/0x200 [ 828.294809] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 828.299923] ? try_to_wake_up+0x10a/0x12f0 [ 828.304162] ? find_held_lock+0x36/0x1c0 [ 828.308229] ? graph_lock+0x170/0x170 [ 828.312046] ? migrate_swap_stop+0x930/0x930 [ 828.316462] ? debug_object_activate+0x402/0x600 [ 828.321223] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 828.326770] ? radix_tree_descend+0x13c/0x2e0 [ 828.331275] ? plist_requeue+0x620/0x620 [ 828.335343] ? find_held_lock+0x36/0x1c0 [ 828.339409] ? graph_lock+0x170/0x170 [ 828.343219] ? graph_lock+0x170/0x170 [ 828.347026] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 828.352585] ? __radix_tree_lookup+0x358/0x4c0 [ 828.357179] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 828.362727] ? vring_use_dma_api+0xa5/0xc0 [ 828.366966] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 828.372508] ? vring_unmap_one+0x5a/0x410 [ 828.376660] ? wake_up_worker+0x117/0x190 [ 828.380827] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 828.386374] ? detach_buf+0x34b/0x5d0 [ 828.390195] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 828.395740] ? virtqueue_get_buf_ctx+0x3d1/0x860 [ 828.400503] ? lock_downgrade+0x900/0x900 [ 828.404663] ? detach_buf+0x5d0/0x5d0 [ 828.408474] ? __lock_acquire+0x7ec/0x4ec0 [ 828.412713] ? do_raw_spin_unlock+0xa7/0x2f0 [ 828.417128] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 828.421728] virtnet_poll+0x421/0x105f [ 828.425635] ? receive_buf+0x3390/0x3390 [ 828.429706] ? max_active_store+0x170/0x170 [ 828.434046] ? net_rx_action+0x480/0x1950 [ 828.438196] ? net_rx_action+0x480/0x1950 [ 828.442354] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 828.446955] ? call_timer_fn+0x2c0/0x920 [ 828.451028] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 828.456581] ? check_preemption_disabled+0x48/0x200 [ 828.461611] net_rx_action+0x7c5/0x1950 [ 828.465608] ? napi_complete_done+0x6d0/0x6d0 [ 828.470115] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 828.475158] ? __run_timers+0xa20/0xc70 [ 828.479148] ? _raw_spin_unlock_irq+0x27/0x80 [ 828.483650] ? _raw_spin_unlock_irq+0x27/0x80 [ 828.488149] ? work_on_cpu_safe+0x90/0x90 [ 828.492306] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 828.496901] ? trace_hardirqs_on+0xbd/0x310 [ 828.501228] ? kasan_check_read+0x11/0x20 [ 828.505383] ? __run_timers+0xa20/0xc70 [ 828.509381] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 828.514934] ? _raw_spin_unlock_irq+0x60/0x80 [ 828.519447] ? __run_timers+0xa4a/0xc70 [ 828.523419] ? find_held_lock+0x36/0x1c0 [ 828.527494] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 828.532863] ? _raw_spin_unlock_irq+0x27/0x80 [ 828.537390] ? _raw_spin_unlock_irq+0x27/0x80 [ 828.541893] ? lockdep_hardirqs_on+0x421/0x5c0 [ 828.546480] ? trace_hardirqs_on+0xbd/0x310 [ 828.550805] ? kasan_check_read+0x11/0x20 [ 828.554957] ? finish_task_switch+0x1f5/0x900 [ 828.559461] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 828.564915] ? compat_start_thread+0x80/0x80 [ 828.569364] ? pvclock_read_flags+0x160/0x160 [ 828.573865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 828.579408] ? check_preemption_disabled+0x48/0x200 [ 828.584423] ? check_preemption_disabled+0x48/0x200 [ 828.589452] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 828.594991] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 828.600279] ? rcu_pm_notify+0xc0/0xc0 [ 828.604186] __do_softirq+0x30b/0xad8 [ 828.608007] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 828.613125] ? trace_hardirqs_off+0x310/0x310 [ 828.617630] ? schedule+0x108/0x460 [ 828.621275] ? trace_hardirqs_off+0xb8/0x310 [ 828.625685] ? smpboot_thread_fn+0x68b/0xa00 [ 828.630100] ? trace_hardirqs_on+0x310/0x310 [ 828.634517] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 828.640061] ? check_preemption_disabled+0x48/0x200 [ 828.645091] ? takeover_tasklets+0xa90/0xa90 [ 828.649508] run_ksoftirqd+0x94/0x100 [ 828.653318] smpboot_thread_fn+0x68b/0xa00 [ 828.657609] ? sort_range+0x30/0x30 [ 828.661258] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 828.666379] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 828.672045] ? __kthread_parkme+0xfb/0x1a0 [ 828.676321] kthread+0x35a/0x420 [ 828.679702] ? sort_range+0x30/0x30 [ 828.683339] ? kthread_bind+0x40/0x40 [ 828.687151] ret_from_fork+0x3a/0x50 [ 828.690888] warn_alloc_show_mem: 1 callbacks suppressed [ 828.690901] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 828.690903] Mem-Info: [ 828.690935] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 828.690935] active_file:24 inactive_file:3 isolated_file:0 [ 828.690935] unevictable:0 dirty:0 writeback:0 unstable:0 [ 828.690935] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 828.690935] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 828.690935] free:13666 free_pcp:452 free_cma:0 [ 828.696278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 828.703225] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:96kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 828.705631] Call Trace: [ 828.738437] Node 0 [ 828.747813] dump_stack+0x1c4/0x2b4 [ 828.775327] 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 [ 828.777892] ? dump_stack_print_info.cold.2+0x52/0x52 [ 828.780095] lowmem_reserve[]: 0 [ 828.783744] warn_alloc.cold.119+0xb7/0x1bd [ 828.809214] 2817 6321 [ 828.814461] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 828.817719] 6321 [ 828.822061] ? lock_downgrade+0x900/0x900 [ 828.829406] ? trace_hardirqs_off+0xb8/0x310 [ 828.831451] Node 0 [ 828.835615] ? trace_hardirqs_off+0xb8/0x310 [ 828.840030] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 828.842254] __alloc_pages_slowpath+0x2667/0x2d80 [ 828.846636] lowmem_reserve[]: [ 828.874187] ? warn_alloc+0x120/0x120 [ 828.879003] 0 [ 828.882122] ? warn_alloc+0x120/0x120 [ 828.885901] 0 [ 828.887708] ? print_usage_bug+0xc0/0xc0 [ 828.891476] 3503 3503 [ 828.893289] ? warn_alloc+0x120/0x120 [ 828.897320] Node 0 [ 828.899848] ? print_usage_bug+0xc0/0xc0 [ 828.903653] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:96kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 828.905865] ? __lock_acquire+0x7ec/0x4ec0 [ 828.909899] lowmem_reserve[]: [ 828.938391] ? __lock_acquire+0x7ec/0x4ec0 [ 828.942601] 0 [ 828.945710] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 828.949913] 0 [ 828.951711] ? should_fail+0x22d/0xd01 [ 828.957217] 0 0 [ 828.959025] ? __lock_acquire+0x7ec/0x4ec0 [ 828.962893] Node 0 [ 828.964870] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 828.969078] DMA: [ 828.971310] ? __lock_acquire+0x7ec/0x4ec0 [ 828.976385] 1*4kB [ 828.978443] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 828.982830] (U) 0*8kB [ 828.984994] ? __lock_acquire+0x7ec/0x4ec0 [ 828.990069] 0*16kB [ 828.992563] ? should_fail+0x22d/0xd01 [ 828.996773] 1*32kB [ 828.999012] ? mark_held_locks+0x130/0x130 [ 829.002867] (U) [ 829.005097] ? mark_held_locks+0x130/0x130 [ 829.009414] 2*64kB (U) [ 829.011399] ? graph_lock+0x170/0x170 [ 829.015607] 1*128kB [ 829.018189] ? print_usage_bug+0xc0/0xc0 [ 829.021961] (U) [ 829.024289] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 829.028318] 1*256kB (U) [ 829.030300] ? check_preemption_disabled+0x48/0x200 [ 829.035802] 0*512kB 1*1024kB [ 829.038498] ? check_preemption_disabled+0x48/0x200 [ 829.043490] (U) [ 829.046686] ? __lock_is_held+0xb5/0x140 [ 829.051671] 1*2048kB [ 829.053645] __alloc_pages_nodemask+0xa80/0xde0 [ 829.057674] (M) [ 829.060077] ? graph_lock+0x170/0x170 [ 829.064718] 3*4096kB (M) [ 829.066701] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 829.070468] = 15908kB [ 829.070477] Node 0 [ 829.073228] ? graph_lock+0x170/0x170 [ 829.078224] DMA32: [ 829.080637] ? find_held_lock+0x36/0x1c0 [ 829.082843] 1*4kB [ 829.086642] ? ____cache_alloc_node+0x1c7/0x1e0 [ 829.088844] (U) 0*8kB [ 829.092916] ? lock_downgrade+0x900/0x900 [ 829.095048] 2*16kB [ 829.099714] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 829.102183] (UM) [ 829.106330] cache_grow_begin+0x91/0x8c0 [ 829.108541] 2*32kB [ 829.114077] ? do_raw_spin_unlock+0xa7/0x2f0 [ 829.116109] (M) [ 829.120171] fallback_alloc+0x203/0x2e0 [ 829.122378] 2*64kB [ 829.126793] ____cache_alloc_node+0x1c7/0x1e0 [ 829.128738] (M) [ 829.132738] kmem_cache_alloc_node+0xe3/0x730 [ 829.134973] 4*128kB [ 829.139469] ? ipv6_get_ifaddr+0x42e/0x620 [ 829.141420] (M) [ 829.145916] __alloc_skb+0x119/0x770 [ 829.148203] 4*256kB (UM) [ 829.152538] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 829.154487] 5*512kB [ 829.158200] ? skb_scrub_packet+0x490/0x490 [ 829.160923] (UM) 2*1024kB [ 829.166209] ? lock_downgrade+0x900/0x900 [ 829.168505] (M) [ 829.172833] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 829.175658] 3*2048kB [ 829.179836] ? refcount_sub_and_test_checked+0x203/0x310 [ 829.181780] (UM) [ 829.187323] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 829.189713] 3*4096kB [ 829.195171] ? addrconf_rs_timer+0x6f0/0x6f0 [ 829.197205] (M) [ 829.202663] ndisc_alloc_skb+0x144/0x340 [ 829.205045] = 24804kB [ 829.205054] Node 0 [ 829.209482] ndisc_send_rs+0x331/0x6e0 [ 829.211429] Normal: [ 829.215496] addrconf_rs_timer+0x3c0/0x6f0 [ 829.217883] 172*4kB [ 829.220126] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 829.223992] (UMEH) [ 829.226332] call_timer_fn+0x272/0x920 [ 829.230538] 656*8kB [ 829.232869] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 829.237071] (UMEH) [ 829.239311] ? process_timeout+0x40/0x40 [ 829.243171] 279*16kB [ 829.245493] ? find_held_lock+0x36/0x1c0 [ 829.249691] (UMEH) 75*32kB [ 829.251954] ? __run_timers+0x7da/0xc70 [ 829.255978] (UMH) [ 829.258390] ? _raw_spin_unlock_irq+0x27/0x80 [ 829.262425] 2*64kB [ 829.265378] ? _raw_spin_unlock_irq+0x27/0x80 [ 829.269322] (UH) [ 829.271473] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 829.275932] 0*128kB 0*256kB [ 829.278179] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 829.282643] 2*512kB (U) [ 829.284726] ? trace_hardirqs_on+0xbd/0x310 [ 829.288924] 0*1024kB 0*2048kB [ 829.291953] ? kasan_check_read+0x11/0x20 [ 829.296499] 0*4096kB = 13952kB [ 829.299181] ? __run_timers+0x7da/0xc70 [ 829.303486] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 829.306675] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 829.310807] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 829.314012] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 829.317950] 406 total pagecache pages [ 829.326814] __run_timers+0x7e5/0xc70 [ 829.332243] 0 pages in swap cache [ 829.340834] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 829.345024] Swap cache stats: add 0, delete 0, find 0/0 [ 829.345041] Free swap = 0kB [ 829.348856] ? compat_start_thread+0x80/0x80 [ 829.352618] Total swap = 0kB [ 829.352626] 1965979 pages RAM [ 829.356077] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 829.361406] 0 pages HighMem/MovableOnly [ 829.361415] 342745 pages reserved [ 829.366803] ? kasan_check_write+0x14/0x20 [ 829.369784] 0 pages cma reserved [ 829.392008] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 829.393225] ? finish_task_switch+0x2f5/0x900 [ 829.397437] syz-executor2 cpuset= [ 829.400797] ? __switch_to_asm+0x40/0x70 [ 829.411254] syz2 [ 829.415750] ? preempt_notifier_register+0x200/0x200 [ 829.419197] mems_allowed=0 [ 829.423251] ? __switch_to_asm+0x34/0x70 [ 829.437267] ? __switch_to_asm+0x40/0x70 [ 829.441334] ? __switch_to_asm+0x34/0x70 [ 829.445399] ? __switch_to_asm+0x40/0x70 [ 829.449456] ? __switch_to_asm+0x34/0x70 [ 829.453518] ? __switch_to_asm+0x40/0x70 [ 829.457594] ? pvclock_read_flags+0x160/0x160 [ 829.462093] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 829.467637] ? check_preemption_disabled+0x48/0x200 [ 829.472684] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 829.478233] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 829.483526] ? rcu_pm_notify+0xc0/0xc0 [ 829.487425] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 829.492970] ? check_preemption_disabled+0x48/0x200 [ 829.498002] run_timer_softirq+0x52/0xb0 [ 829.502076] ? rcu_read_lock_sched_held+0x108/0x120 [ 829.507098] __do_softirq+0x30b/0xad8 [ 829.510916] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 829.516023] ? smpboot_thread_fn+0x334/0xa00 [ 829.520449] ? schedule+0x108/0x460 [ 829.524086] ? __schedule+0x1ed0/0x1ed0 [ 829.528080] ? trace_hardirqs_off+0xb8/0x310 [ 829.532492] ? ___might_sleep+0x1ed/0x300 [ 829.536639] ? smpboot_thread_fn+0x68b/0xa00 [ 829.541059] ? trace_hardirqs_on+0x310/0x310 [ 829.545476] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 829.551026] ? check_preemption_disabled+0x48/0x200 [ 829.556059] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 829.561606] ? takeover_tasklets+0xa90/0xa90 [ 829.566020] run_ksoftirqd+0x94/0x100 [ 829.569853] smpboot_thread_fn+0x68b/0xa00 [ 829.574092] ? sort_range+0x30/0x30 [ 829.577726] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 829.582843] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 829.588394] ? __kthread_parkme+0xfb/0x1a0 [ 829.592647] kthread+0x35a/0x420 [ 829.596016] ? sort_range+0x30/0x30 [ 829.599653] ? kthread_bind+0x40/0x40 [ 829.603491] ret_from_fork+0x3a/0x50 [ 829.607231] CPU: 0 PID: 22873 Comm: syz-executor2 Not tainted 4.19.0-rc4+ #106 [ 829.607307] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 829.614591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 829.614597] Call Trace: [ 829.614617] dump_stack+0x1c4/0x2b4 [ 829.614636] ? dump_stack_print_info.cold.2+0x52/0x52 [ 829.614666] warn_alloc.cold.119+0xb7/0x1bd [ 829.621191] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 829.630484] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 829.633051] ksoftirqd/1 cpuset= [ 829.636674] ? lock_downgrade+0x900/0x900 [ 829.641838] / [ 829.646155] ? trace_hardirqs_off+0xb8/0x310 [ 829.656448] mems_allowed=0 [ 829.661290] ? trace_hardirqs_off+0xb8/0x310 [ 829.682106] __alloc_pages_slowpath+0x2667/0x2d80 [ 829.686983] ? warn_alloc+0x120/0x120 [ 829.690789] ? attach_entity_load_avg+0x860/0x860 [ 829.695636] ? warn_alloc+0x120/0x120 [ 829.699442] ? print_usage_bug+0xc0/0xc0 [ 829.703504] ? warn_alloc+0x120/0x120 [ 829.707307] ? print_usage_bug+0xc0/0xc0 [ 829.711377] ? rb_erase+0x3710/0x3710 [ 829.715185] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 829.720726] ? should_fail+0x22d/0xd01 [ 829.724617] ? graph_lock+0x170/0x170 [ 829.728520] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 829.733630] ? __lock_acquire+0x7ec/0x4ec0 [ 829.737875] ? should_fail+0x22d/0xd01 [ 829.741767] ? __update_load_avg_blocked_se+0x730/0x730 [ 829.747143] ? mark_held_locks+0x130/0x130 [ 829.751381] ? mark_held_locks+0x130/0x130 [ 829.755620] ? __lock_acquire+0x7ec/0x4ec0 [ 829.759861] ? update_load_avg+0x387/0x2470 [ 829.764193] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 829.769734] ? graph_lock+0x170/0x170 [ 829.773553] ? graph_lock+0x170/0x170 [ 829.777362] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 829.782901] ? check_preemption_disabled+0x48/0x200 [ 829.787917] ? check_preemption_disabled+0x48/0x200 [ 829.792950] ? __lock_is_held+0xb5/0x140 [ 829.797024] __alloc_pages_nodemask+0xa80/0xde0 [ 829.801705] ? graph_lock+0x170/0x170 [ 829.805511] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 829.810524] ? graph_lock+0x170/0x170 [ 829.814361] ? find_held_lock+0x36/0x1c0 [ 829.818435] ? ____cache_alloc_node+0x1c7/0x1e0 [ 829.823108] ? lock_downgrade+0x900/0x900 [ 829.827282] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 829.832827] cache_grow_begin+0x91/0x8c0 [ 829.836906] ? do_raw_spin_unlock+0xa7/0x2f0 [ 829.841326] fallback_alloc+0x203/0x2e0 [ 829.845336] ____cache_alloc_node+0x1c7/0x1e0 [ 829.849839] kmem_cache_alloc+0x1f8/0x730 [ 829.854217] skb_clone+0x1bb/0x500 [ 829.857761] ? finish_task_switch+0x1b5/0x900 [ 829.862289] ? skb_split+0x11e0/0x11e0 [ 829.866183] ? preempt_notifier_register+0x200/0x200 [ 829.871288] ? __switch_to_asm+0x34/0x70 [ 829.875358] ? __switch_to_asm+0x34/0x70 [ 829.879420] ? __switch_to_asm+0x40/0x70 [ 829.883481] ? __switch_to_asm+0x34/0x70 [ 829.887543] ? __switch_to_asm+0x40/0x70 [ 829.891601] ? __switch_to_asm+0x34/0x70 [ 829.895662] ? __switch_to_asm+0x40/0x70 [ 829.899722] ? __switch_to_asm+0x34/0x70 [ 829.903797] ? __switch_to_asm+0x34/0x70 [ 829.907857] ? __switch_to_asm+0x40/0x70 [ 829.911919] ? __switch_to_asm+0x34/0x70 [ 829.915991] bpf_clone_redirect+0xb9/0x490 [ 829.920245] ? __schedule+0x874/0x1ed0 [ 829.924142] bpf_prog_bebbfe2050753572+0xd1c/0x1000 [ 829.929168] ? __sched_text_start+0x8/0x8 [ 829.933320] ? retint_kernel+0x2d/0x2d [ 829.937219] ? trace_hardirqs_on_caller+0xc0/0x310 [ 829.942154] ? trace_hardirqs_on_caller+0xc0/0x310 [ 829.947086] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 829.951847] ? find_held_lock+0x36/0x1c0 [ 829.955922] ? lock_acquire+0x1ed/0x520 [ 829.959897] ? bpf_test_run+0x32e/0x5a0 [ 829.963889] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 829.969428] ? check_preemption_disabled+0x48/0x200 [ 829.974455] ? kasan_check_read+0x11/0x20 [ 829.978607] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 829.983888] ? rcu_bh_qs+0xc0/0xc0 [ 829.987433] ? preempt_schedule+0x4d/0x60 [ 829.991584] ? ___preempt_schedule+0x16/0x18 [ 829.996002] ? bpf_test_run+0x1c0/0x5a0 [ 830.000000] ? netlink_diag_dump+0x2a0/0x2a0 [ 830.004418] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 830.009957] ? bpf_test_init.isra.9+0x70/0x100 [ 830.014545] ? bpf_prog_test_run_skb+0x634/0xb40 [ 830.019314] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 830.024167] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 830.029706] ? fput+0x130/0x1a0 [ 830.032991] ? __bpf_prog_get+0x9b/0x290 [ 830.037063] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 830.041906] ? bpf_prog_test_run+0x130/0x1a0 [ 830.046322] ? __x64_sys_bpf+0x3d8/0x510 [ 830.050391] ? bpf_prog_get+0x20/0x20 [ 830.054202] ? ksys_ioctl+0x81/0xd0 [ 830.057846] ? do_syscall_64+0x1b9/0x820 [ 830.061909] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 830.067278] ? syscall_return_slowpath+0x5e0/0x5e0 [ 830.072216] ? trace_hardirqs_on_caller+0x310/0x310 [ 830.077240] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 830.082260] ? recalc_sigpending_tsk+0x180/0x180 [ 830.087024] ? kasan_check_write+0x14/0x20 [ 830.091276] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 830.096136] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 830.101515] warn_alloc_show_mem: 1 callbacks suppressed [ 830.101527] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 830.101530] Mem-Info: [ 830.101567] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 830.101567] active_file:12 inactive_file:10 isolated_file:5 [ 830.101567] unevictable:0 dirty:0 writeback:0 unstable:0 [ 830.101567] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 830.101567] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 830.101567] free:13666 free_pcp:452 free_cma:0 [ 830.106898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 830.113836] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:48kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 830.116239] Call Trace: [ 830.149128] Node 0 [ 830.158498] dump_stack+0x1c4/0x2b4 [ 830.186103] 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 [ 830.188662] ? dump_stack_print_info.cold.2+0x52/0x52 [ 830.190864] lowmem_reserve[]: [ 830.194504] warn_alloc.cold.119+0xb7/0x1bd [ 830.221536] 0 2817 [ 830.226739] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 830.229808] 6321 6321 [ 830.234140] ? lock_downgrade+0x900/0x900 [ 830.236350] Node 0 [ 830.241200] ? trace_hardirqs_off+0xb8/0x310 [ 830.243698] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 830.247812] ? trace_hardirqs_off+0xb8/0x310 [ 830.250011] lowmem_reserve[]: 0 [ 830.254434] __alloc_pages_slowpath+0x2667/0x2d80 [ 830.281296] 0 3503 [ 830.285747] ? warn_alloc+0x120/0x120 [ 830.288988] 3503 [ 830.293835] ? warn_alloc+0x120/0x120 [ 830.299858] ? print_usage_bug+0xc0/0xc0 [ 830.301896] Node 0 [ 830.305691] ? warn_alloc+0x120/0x120 [ 830.309756] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:48kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 830.311959] ? print_usage_bug+0xc0/0xc0 [ 830.315725] lowmem_reserve[]: 0 [ 830.344203] ? __lock_acquire+0x7ec/0x4ec0 [ 830.348241] 0 [ 830.351521] ? __lock_acquire+0x7ec/0x4ec0 [ 830.355721] 0 0 [ 830.357548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 830.363734] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 830.369244] Node 0 [ 830.374775] ? should_fail+0x22d/0xd01 [ 830.374778] DMA: 1*4kB [ 830.377019] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 830.380911] (U) [ 830.383492] ? __lock_acquire+0x7ec/0x4ec0 [ 830.388590] 0*8kB [ 830.390563] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 830.394769] 0*16kB [ 830.396912] ? __lock_acquire+0x7ec/0x4ec0 [ 830.401987] 1*32kB (U) [ 830.404233] ? should_fail+0x22d/0xd01 [ 830.408439] 2*64kB (U) [ 830.411047] ? mark_held_locks+0x130/0x130 [ 830.414897] 1*128kB (U) [ 830.417490] ? mark_held_locks+0x130/0x130 [ 830.421698] 1*256kB [ 830.424361] ? graph_lock+0x170/0x170 [ 830.428573] (U) [ 830.430891] ? print_usage_bug+0xc0/0xc0 [ 830.434666] 0*512kB [ 830.436638] ? graph_lock+0x170/0x170 [ 830.441017] 1*1024kB (U) [ 830.443354] ? print_usage_bug+0xc0/0xc0 [ 830.447131] 1*2048kB [ 830.449885] ? wq_watchdog_touch+0x9c/0xfe [ 830.453920] (M) [ 830.456331] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 830.460536] 3*4096kB (M) [ 830.462526] ? check_preemption_disabled+0x48/0x200 [ 830.468030] = 15908kB [ 830.468047] Node 0 [ 830.470798] ? check_preemption_disabled+0x48/0x200 [ 830.475789] DMA32: [ 830.478204] ? __lock_is_held+0xb5/0x140 [ 830.480407] 1*4kB [ 830.485430] __alloc_pages_nodemask+0xa80/0xde0 [ 830.487641] (U) [ 830.491694] ? graph_lock+0x170/0x170 [ 830.493824] 0*8kB [ 830.498494] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 830.500444] 2*16kB [ 830.504244] ? graph_lock+0x170/0x170 [ 830.506367] (UM) [ 830.511389] ? find_held_lock+0x36/0x1c0 [ 830.513596] 2*32kB [ 830.517405] ? ____cache_alloc_node+0x1c7/0x1e0 [ 830.519438] (M) [ 830.523500] ? lock_downgrade+0x900/0x900 [ 830.525712] 2*64kB [ 830.530380] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 830.532324] (M) [ 830.536478] cache_grow_begin+0x91/0x8c0 [ 830.538685] 4*128kB [ 830.544222] ? do_raw_spin_unlock+0xa7/0x2f0 [ 830.546217] (M) [ 830.550281] fallback_alloc+0x203/0x2e0 [ 830.552575] 4*256kB [ 830.556987] ____cache_alloc_node+0x1c7/0x1e0 [ 830.558934] (UM) [ 830.562907] kmem_cache_alloc_node+0xe3/0x730 [ 830.565202] 5*512kB [ 830.569700] ? ipv6_get_ifaddr+0x42e/0x620 [ 830.571737] (UM) [ 830.576237] __alloc_skb+0x119/0x770 [ 830.578530] 2*1024kB [ 830.582760] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 830.584791] (M) [ 830.588510] ? skb_scrub_packet+0x490/0x490 [ 830.590903] 3*2048kB [ 830.596183] ? lock_downgrade+0x900/0x900 [ 830.598134] (UM) [ 830.602476] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 830.604862] 3*4096kB [ 830.609011] ? refcount_sub_and_test_checked+0x203/0x310 [ 830.611067] (M) [ 830.616604] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 830.618982] = 24804kB [ 830.618991] Node 0 [ 830.624445] ? addrconf_rs_timer+0x6f0/0x6f0 [ 830.626388] Normal: [ 830.631850] ndisc_alloc_skb+0x144/0x340 [ 830.634224] 172*4kB [ 830.636464] ndisc_send_rs+0x331/0x6e0 [ 830.640861] (UMEH) [ 830.643201] addrconf_rs_timer+0x3c0/0x6f0 [ 830.647224] 656*8kB (UMEH) [ 830.649568] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 830.653419] 279*16kB (UMEH) [ 830.655678] call_timer_fn+0x272/0x920 [ 830.659872] 75*32kB (UMH) [ 830.662817] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 830.667027] 2*64kB [ 830.670074] ? process_timeout+0x40/0x40 [ 830.673933] (UH) [ 830.676775] ? find_held_lock+0x36/0x1c0 [ 830.680979] 0*128kB 0*256kB [ 830.683234] ? __run_timers+0x7da/0xc70 [ 830.687258] 2*512kB (U) [ 830.689329] ? _raw_spin_unlock_irq+0x27/0x80 [ 830.693366] 0*1024kB 0*2048kB [ 830.696409] ? _raw_spin_unlock_irq+0x27/0x80 [ 830.700361] 0*4096kB [ 830.703031] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 830.707502] = 13952kB [ 830.710692] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 830.715165] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 830.717564] ? trace_hardirqs_on+0xbd/0x310 [ 830.721778] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 830.724189] ? kasan_check_read+0x11/0x20 [ 830.728744] 406 total pagecache pages [ 830.737581] ? __run_timers+0x7da/0xc70 [ 830.741899] 0 pages in swap cache [ 830.750466] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 830.754589] Swap cache stats: add 0, delete 0, find 0/0 [ 830.758384] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 830.762333] Free swap = 0kB [ 830.765777] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 830.771192] Total swap = 0kB [ 830.771201] 1965979 pages RAM [ 830.776562] __run_timers+0x7e5/0xc70 [ 830.780766] 0 pages HighMem/MovableOnly [ 830.783787] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 830.787979] 342745 pages reserved [ 830.787988] 0 pages cma reserved [ 830.791000] ? compat_start_thread+0x80/0x80 [ 830.794222] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 830.797894] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 830.801844] syz-executor2 cpuset= [ 830.807209] ? kasan_check_write+0x14/0x20 [ 830.810632] syz2 [ 830.814005] ? finish_task_switch+0x2f5/0x900 [ 830.818389] mems_allowed=0 [ 830.828869] ? __switch_to_asm+0x40/0x70 [ 830.855793] ? preempt_notifier_register+0x200/0x200 [ 830.860901] ? __switch_to_asm+0x34/0x70 [ 830.864960] ? __switch_to_asm+0x40/0x70 [ 830.869020] ? __switch_to_asm+0x34/0x70 [ 830.873086] ? __switch_to_asm+0x40/0x70 [ 830.877146] ? __switch_to_asm+0x34/0x70 [ 830.881205] ? __switch_to_asm+0x40/0x70 [ 830.885276] ? pvclock_read_flags+0x160/0x160 [ 830.889777] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 830.895321] ? check_preemption_disabled+0x48/0x200 [ 830.900350] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 830.905887] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 830.911198] ? rcu_pm_notify+0xc0/0xc0 [ 830.915090] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 830.920625] ? check_preemption_disabled+0x48/0x200 [ 830.925651] run_timer_softirq+0x52/0xb0 [ 830.929721] ? rcu_read_lock_sched_held+0x108/0x120 [ 830.934746] __do_softirq+0x30b/0xad8 [ 830.938563] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 830.943675] ? smpboot_thread_fn+0x334/0xa00 [ 830.948097] ? schedule+0x108/0x460 [ 830.951732] ? __schedule+0x1ed0/0x1ed0 [ 830.955712] ? trace_hardirqs_off+0xb8/0x310 [ 830.960128] ? ___might_sleep+0x1ed/0x300 [ 830.964277] ? smpboot_thread_fn+0x68b/0xa00 [ 830.968686] ? trace_hardirqs_on+0x310/0x310 [ 830.973101] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 830.978640] ? check_preemption_disabled+0x48/0x200 [ 830.984153] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 830.989701] ? takeover_tasklets+0xa90/0xa90 [ 830.994119] run_ksoftirqd+0x94/0x100 [ 830.997929] smpboot_thread_fn+0x68b/0xa00 [ 831.002185] ? sort_range+0x30/0x30 [ 831.005818] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 831.010928] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 831.016474] ? __kthread_parkme+0xfb/0x1a0 [ 831.020718] kthread+0x35a/0x420 [ 831.024101] ? sort_range+0x30/0x30 [ 831.027727] ? kthread_bind+0x40/0x40 [ 831.031536] ret_from_fork+0x3a/0x50 [ 831.035279] CPU: 0 PID: 22873 Comm: syz-executor2 Not tainted 4.19.0-rc4+ #106 [ 831.035353] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 831.042644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 831.042654] Call Trace: [ 831.049256] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 831.058491] dump_stack+0x1c4/0x2b4 [ 831.061062] ksoftirqd/1 cpuset= [ 831.071374] ? dump_stack_print_info.cold.2+0x52/0x52 [ 831.074979] / [ 831.078273] warn_alloc.cold.119+0xb7/0x1bd [ 831.083431] mems_allowed=0 [ 831.085144] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 831.097286] ? lock_downgrade+0x900/0x900 [ 831.101450] ? trace_hardirqs_off+0xb8/0x310 [ 831.105879] ? trace_hardirqs_off+0xb8/0x310 [ 831.110301] __alloc_pages_slowpath+0x2667/0x2d80 [ 831.115182] ? warn_alloc+0x120/0x120 [ 831.118993] ? attach_entity_load_avg+0x860/0x860 [ 831.123850] ? warn_alloc+0x120/0x120 [ 831.127660] ? print_usage_bug+0xc0/0xc0 [ 831.131740] ? warn_alloc+0x120/0x120 [ 831.135550] ? print_usage_bug+0xc0/0xc0 [ 831.139630] ? rb_erase+0x3710/0x3710 [ 831.143460] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 831.149001] ? should_fail+0x22d/0xd01 [ 831.152913] ? graph_lock+0x170/0x170 [ 831.156721] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 831.161831] ? __lock_acquire+0x7ec/0x4ec0 [ 831.166078] ? should_fail+0x22d/0xd01 [ 831.169967] ? __update_load_avg_blocked_se+0x730/0x730 [ 831.175350] ? mark_held_locks+0x130/0x130 [ 831.179591] ? mark_held_locks+0x130/0x130 [ 831.183829] ? graph_lock+0x170/0x170 [ 831.187634] ? __lock_acquire+0x7ec/0x4ec0 [ 831.191873] ? update_load_avg+0x387/0x2470 [ 831.196200] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 831.201741] ? graph_lock+0x170/0x170 [ 831.205566] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 831.211105] ? check_preemption_disabled+0x48/0x200 [ 831.216123] ? check_preemption_disabled+0x48/0x200 [ 831.221167] ? __lock_is_held+0xb5/0x140 [ 831.225239] __alloc_pages_nodemask+0xa80/0xde0 [ 831.229929] ? graph_lock+0x170/0x170 [ 831.233740] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 831.238758] ? graph_lock+0x170/0x170 [ 831.242580] ? find_held_lock+0x36/0x1c0 [ 831.246658] ? ____cache_alloc_node+0x1c7/0x1e0 [ 831.251336] ? lock_downgrade+0x900/0x900 [ 831.255500] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 831.261059] cache_grow_begin+0x91/0x8c0 [ 831.265125] ? do_raw_spin_unlock+0xa7/0x2f0 [ 831.269545] fallback_alloc+0x203/0x2e0 [ 831.273528] ____cache_alloc_node+0x1c7/0x1e0 [ 831.278032] kmem_cache_alloc+0x1f8/0x730 [ 831.282205] skb_clone+0x1bb/0x500 [ 831.285753] ? skb_split+0x11e0/0x11e0 [ 831.289643] ? kasan_check_read+0x11/0x20 [ 831.293798] ? __schedule+0x150b/0x1ed0 [ 831.297777] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 831.303236] ? lock_repin_lock+0x430/0x430 [ 831.307575] bpf_clone_redirect+0xb9/0x490 [ 831.311814] ? __schedule+0x150b/0x1ed0 [ 831.315802] bpf_prog_bebbfe2050753572+0xd1c/0x1000 [ 831.320829] ? __sched_text_start+0x8/0x8 [ 831.324988] ? retint_kernel+0x2d/0x2d [ 831.328879] ? trace_hardirqs_on_caller+0xc0/0x310 [ 831.333814] ? trace_hardirqs_on_caller+0xc0/0x310 [ 831.338750] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 831.343516] ? find_held_lock+0x36/0x1c0 [ 831.347587] ? lock_acquire+0x1ed/0x520 [ 831.351564] ? bpf_test_run+0x32e/0x5a0 [ 831.355542] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 831.361081] ? check_preemption_disabled+0x48/0x200 [ 831.366111] ? kasan_check_read+0x11/0x20 [ 831.370267] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 831.375545] ? rcu_bh_qs+0xc0/0xc0 [ 831.379094] ? preempt_schedule+0x4d/0x60 [ 831.383247] ? ___preempt_schedule+0x16/0x18 [ 831.387667] ? bpf_test_run+0x1c0/0x5a0 [ 831.391653] ? netlink_diag_dump+0x2a0/0x2a0 [ 831.396081] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 831.401620] ? bpf_test_init.isra.9+0x70/0x100 [ 831.406210] ? bpf_prog_test_run_skb+0x634/0xb40 [ 831.410977] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 831.415824] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 831.421364] ? fput+0x130/0x1a0 [ 831.424648] ? __bpf_prog_get+0x9b/0x290 [ 831.428716] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 831.433561] ? bpf_prog_test_run+0x130/0x1a0 [ 831.437975] ? __x64_sys_bpf+0x3d8/0x510 [ 831.442045] ? bpf_prog_get+0x20/0x20 [ 831.445871] ? ksys_ioctl+0x81/0xd0 [ 831.449518] ? do_syscall_64+0x1b9/0x820 [ 831.453586] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 831.458960] ? syscall_return_slowpath+0x5e0/0x5e0 [ 831.463897] ? trace_hardirqs_on_caller+0x310/0x310 [ 831.468924] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 831.473944] ? recalc_sigpending_tsk+0x180/0x180 [ 831.478712] ? kasan_check_write+0x14/0x20 [ 831.482963] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 831.487817] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 831.493204] warn_alloc_show_mem: 1 callbacks suppressed [ 831.493217] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 831.493218] Mem-Info: [ 831.493255] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 831.493255] active_file:12 inactive_file:10 isolated_file:5 [ 831.493255] unevictable:0 dirty:0 writeback:0 unstable:0 [ 831.493255] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 831.493255] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 831.493255] free:13666 free_pcp:452 free_cma:0 [ 831.498590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 831.505529] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:48kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 831.507932] Call Trace: [ 831.540827] Node 0 [ 831.550205] dump_stack+0x1c4/0x2b4 [ 831.577830] 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 [ 831.580397] ? dump_stack_print_info.cold.2+0x52/0x52 [ 831.582604] lowmem_reserve[]: [ 831.586241] warn_alloc.cold.119+0xb7/0x1bd [ 831.612410] 0 [ 831.617611] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 831.620677] 2817 6321 [ 831.625006] ? lock_downgrade+0x900/0x900 [ 831.626775] 6321 [ 831.631628] ? trace_hardirqs_off+0xb8/0x310 [ 831.634098] Node 0 [ 831.638242] ? trace_hardirqs_off+0xb8/0x310 [ 831.640311] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 831.644690] __alloc_pages_slowpath+0x2667/0x2d80 [ 831.646896] lowmem_reserve[]: [ 831.651340] ? warn_alloc+0x120/0x120 [ 831.678200] 0 [ 831.683063] ? warn_alloc+0x120/0x120 [ 831.686140] 0 [ 831.689940] ? print_usage_bug+0xc0/0xc0 [ 831.691715] 3503 [ 831.695521] ? warn_alloc+0x120/0x120 [ 831.697294] 3503 [ 831.701361] ? print_usage_bug+0xc0/0xc0 [ 831.707217] ? __lock_acquire+0x7ec/0x4ec0 [ 831.709256] Node 0 [ 831.713318] ? __lock_acquire+0x7ec/0x4ec0 [ 831.717561] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:48kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 831.719766] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 831.723971] lowmem_reserve[]: [ 831.752439] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 831.757955] 0 [ 831.761078] ? should_fail+0x22d/0xd01 [ 831.766601] 0 [ 831.768407] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 831.772265] 0 [ 831.774113] ? __lock_acquire+0x7ec/0x4ec0 [ 831.779183] 0 [ 831.781014] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 831.785236] Node 0 [ 831.787046] ? __lock_acquire+0x7ec/0x4ec0 [ 831.792122] DMA: [ 831.794358] ? should_fail+0x22d/0xd01 [ 831.798564] 1*4kB [ 831.800640] ? mark_held_locks+0x130/0x130 [ 831.804496] (U) [ 831.806647] ? mark_held_locks+0x130/0x130 [ 831.810857] 0*8kB [ 831.812834] ? mark_held_locks+0xc7/0x130 [ 831.817047] 0*16kB [ 831.819192] ? print_usage_bug+0xc0/0xc0 [ 831.823319] 1*32kB [ 831.825550] ? graph_lock+0x170/0x170 [ 831.829586] (U) [ 831.831820] ? print_usage_bug+0xc0/0xc0 [ 831.835593] 2*64kB (U) [ 831.837575] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 831.841612] 1*128kB [ 831.844192] ? check_preemption_disabled+0x48/0x200 [ 831.849707] (U) [ 831.852031] ? check_preemption_disabled+0x48/0x200 [ 831.857027] 1*256kB [ 831.859010] ? __lock_is_held+0xb5/0x140 [ 831.863989] (U) [ 831.866306] __alloc_pages_nodemask+0xa80/0xde0 [ 831.870339] 0*512kB [ 831.872314] ? graph_lock+0x170/0x170 [ 831.876958] 1*1024kB [ 831.879280] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 831.883060] (U) [ 831.885465] ? graph_lock+0x170/0x170 [ 831.890455] 1*2048kB (M) [ 831.892444] ? find_held_lock+0x36/0x1c0 [ 831.896210] 3*4096kB (M) [ 831.898984] ? ____cache_alloc_node+0x1c7/0x1e0 [ 831.903012] = 15908kB [ 831.905771] ? lock_downgrade+0x900/0x900 [ 831.910413] Node 0 [ 831.912820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 831.916935] DMA32: [ 831.919169] cache_grow_begin+0x91/0x8c0 [ 831.924676] 1*4kB [ 831.926909] ? do_raw_spin_unlock+0xa7/0x2f0 [ 831.930939] (U) [ 831.933090] fallback_alloc+0x203/0x2e0 [ 831.937487] 0*8kB [ 831.939462] ____cache_alloc_node+0x1c7/0x1e0 [ 831.943407] 2*16kB [ 831.945553] kmem_cache_alloc_node+0xe3/0x730 [ 831.950018] (UM) [ 831.952260] ? ipv6_get_ifaddr+0x42e/0x620 [ 831.956719] 2*32kB (M) [ 831.958809] __alloc_skb+0x119/0x770 [ 831.963018] 2*64kB [ 831.965607] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 831.969286] (M) 4*128kB [ 831.971528] ? skb_scrub_packet+0x490/0x490 [ 831.976781] (M) [ 831.979446] ? lock_downgrade+0x900/0x900 [ 831.983740] 4*256kB [ 831.985714] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 831.989863] (UM) [ 831.992186] ? refcount_sub_and_test_checked+0x203/0x310 [ 831.997696] 5*512kB [ 831.999757] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 832.005177] (UM) [ 832.007501] ? addrconf_rs_timer+0x6f0/0x6f0 [ 832.012924] 2*1024kB [ 832.014987] ndisc_alloc_skb+0x144/0x340 [ 832.019368] (M) 3*2048kB [ 832.021784] ndisc_send_rs+0x331/0x6e0 [ 832.025810] (UM) 3*4096kB [ 832.028581] addrconf_rs_timer+0x3c0/0x6f0 [ 832.032453] (M) = 24804kB [ 832.035302] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 832.039508] Node 0 [ 832.042270] call_timer_fn+0x272/0x920 [ 832.046469] Normal: [ 832.048699] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 832.052561] 172*4kB [ 832.054882] ? process_timeout+0x40/0x40 [ 832.059083] (UMEH) 656*8kB [ 832.061415] ? find_held_lock+0x36/0x1c0 [ 832.065450] (UMEH) [ 832.068385] ? __run_timers+0x7da/0xc70 [ 832.072419] 279*16kB [ 832.074650] ? _raw_spin_unlock_irq+0x27/0x80 [ 832.078598] (UMEH) [ 832.081002] ? _raw_spin_unlock_irq+0x27/0x80 [ 832.085474] 75*32kB [ 832.087708] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 832.092189] (UMH) [ 832.094511] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 832.098719] 2*64kB [ 832.100871] ? trace_hardirqs_on+0xbd/0x310 [ 832.105432] (UH) [ 832.107675] ? kasan_check_read+0x11/0x20 [ 832.111962] 0*128kB 0*256kB [ 832.114041] ? __run_timers+0x7da/0xc70 [ 832.118161] 2*512kB [ 832.121186] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 832.125134] (U) [ 832.127455] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 832.132885] 0*1024kB [ 832.134865] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 832.139067] 0*2048kB 0*4096kB [ 832.141484] __run_timers+0x7e5/0xc70 [ 832.145688] = 13952kB [ 832.145704] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 832.148900] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 832.152667] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 832.152677] 406 total pagecache pages [ 832.155087] ? compat_start_thread+0x80/0x80 [ 832.163918] 0 pages in swap cache [ 832.169274] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 832.177823] Swap cache stats: add 0, delete 0, find 0/0 [ 832.181624] ? kasan_check_write+0x14/0x20 [ 832.186006] Free swap = 0kB [ 832.189454] ? finish_task_switch+0x2f5/0x900 [ 832.194958] Total swap = 0kB [ 832.194967] 1965979 pages RAM [ 832.200319] ? __switch_to_asm+0x40/0x70 [ 832.200341] ? preempt_notifier_register+0x200/0x200 [ 832.204556] 0 pages HighMem/MovableOnly [ 832.207573] ? __switch_to_asm+0x34/0x70 [ 832.212048] 342745 pages reserved [ 832.212057] 0 pages cma reserved [ 832.215073] ? __switch_to_asm+0x40/0x70 [ 832.218279] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 832.222208] ? __switch_to_asm+0x34/0x70 [ 832.227286] syz-executor2 cpuset= [ 832.231252] ? __switch_to_asm+0x40/0x70 [ 832.235289] syz2 [ 832.238733] ? __switch_to_asm+0x34/0x70 [ 832.242078] mems_allowed=0 [ 832.246127] ? __switch_to_asm+0x40/0x70 [ 832.281101] ? pvclock_read_flags+0x160/0x160 [ 832.285610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 832.291149] ? check_preemption_disabled+0x48/0x200 [ 832.296174] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 832.301712] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 832.306991] ? rcu_pm_notify+0xc0/0xc0 [ 832.310889] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 832.316425] ? check_preemption_disabled+0x48/0x200 [ 832.321452] run_timer_softirq+0x52/0xb0 [ 832.325514] ? rcu_read_lock_sched_held+0x108/0x120 [ 832.330538] __do_softirq+0x30b/0xad8 [ 832.334355] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 832.339461] ? smpboot_thread_fn+0x334/0xa00 [ 832.343879] ? schedule+0x108/0x460 [ 832.347512] ? __schedule+0x1ed0/0x1ed0 [ 832.351493] ? trace_hardirqs_off+0xb8/0x310 [ 832.355902] ? ___might_sleep+0x1ed/0x300 [ 832.360056] ? smpboot_thread_fn+0x68b/0xa00 [ 832.364465] ? trace_hardirqs_on+0x310/0x310 [ 832.368882] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 832.374422] ? check_preemption_disabled+0x48/0x200 [ 832.379436] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 832.384976] ? takeover_tasklets+0xa90/0xa90 [ 832.389390] run_ksoftirqd+0x94/0x100 [ 832.393191] smpboot_thread_fn+0x68b/0xa00 [ 832.397430] ? sort_range+0x30/0x30 [ 832.401064] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 832.406173] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 832.411714] ? __kthread_parkme+0xfb/0x1a0 [ 832.415958] kthread+0x35a/0x420 [ 832.419328] ? sort_range+0x30/0x30 [ 832.422953] ? kthread_bind+0x40/0x40 [ 832.426762] ret_from_fork+0x3a/0x50 [ 832.430504] CPU: 0 PID: 22873 Comm: syz-executor2 Not tainted 4.19.0-rc4+ #106 [ 832.430578] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 832.437866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 832.437872] Call Trace: [ 832.437893] dump_stack+0x1c4/0x2b4 [ 832.437911] ? dump_stack_print_info.cold.2+0x52/0x52 [ 832.437942] warn_alloc.cold.119+0xb7/0x1bd [ 832.444502] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 832.453761] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 832.456318] ksoftirqd/1 cpuset= [ 832.459944] ? lock_downgrade+0x900/0x900 [ 832.465106] / [ 832.469425] ? trace_hardirqs_off+0xb8/0x310 [ 832.479706] mems_allowed=0 [ 832.500963] ? trace_hardirqs_off+0xb8/0x310 [ 832.505384] __alloc_pages_slowpath+0x2667/0x2d80 [ 832.510262] ? warn_alloc+0x120/0x120 [ 832.514083] ? attach_entity_load_avg+0x860/0x860 [ 832.518930] ? warn_alloc+0x120/0x120 [ 832.522738] ? print_usage_bug+0xc0/0xc0 [ 832.526829] ? warn_alloc+0x120/0x120 [ 832.530631] ? print_usage_bug+0xc0/0xc0 [ 832.534697] ? rb_erase+0x3710/0x3710 [ 832.538503] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 832.544073] ? should_fail+0x22d/0xd01 [ 832.547971] ? graph_lock+0x170/0x170 [ 832.551792] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 832.556900] ? __lock_acquire+0x7ec/0x4ec0 [ 832.561144] ? should_fail+0x22d/0xd01 [ 832.565040] ? __update_load_avg_blocked_se+0x730/0x730 [ 832.570416] ? mark_held_locks+0x130/0x130 [ 832.574653] ? mark_held_locks+0x130/0x130 [ 832.578885] ? graph_lock+0x170/0x170 [ 832.582688] ? __lock_acquire+0x7ec/0x4ec0 [ 832.586925] ? update_load_avg+0x387/0x2470 [ 832.591254] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 832.596797] ? graph_lock+0x170/0x170 [ 832.600600] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 832.606140] ? check_preemption_disabled+0x48/0x200 [ 832.611180] ? check_preemption_disabled+0x48/0x200 [ 832.616218] ? __lock_is_held+0xb5/0x140 [ 832.620289] __alloc_pages_nodemask+0xa80/0xde0 [ 832.624960] ? graph_lock+0x170/0x170 [ 832.628777] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 832.633812] ? graph_lock+0x170/0x170 [ 832.637634] ? find_held_lock+0x36/0x1c0 [ 832.641710] ? ____cache_alloc_node+0x1c7/0x1e0 [ 832.646382] ? lock_downgrade+0x900/0x900 [ 832.650544] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 832.656092] cache_grow_begin+0x91/0x8c0 [ 832.660158] ? do_raw_spin_unlock+0xa7/0x2f0 [ 832.664583] fallback_alloc+0x203/0x2e0 [ 832.668567] ____cache_alloc_node+0x1c7/0x1e0 [ 832.673082] kmem_cache_alloc+0x1f8/0x730 [ 832.677245] skb_clone+0x1bb/0x500 [ 832.680790] ? skb_split+0x11e0/0x11e0 [ 832.684683] ? kasan_check_read+0x11/0x20 [ 832.688839] ? __schedule+0x150b/0x1ed0 [ 832.692818] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 832.698273] ? lock_repin_lock+0x430/0x430 [ 832.702541] bpf_clone_redirect+0xb9/0x490 [ 832.706781] ? __schedule+0x150b/0x1ed0 [ 832.710772] bpf_prog_bebbfe2050753572+0xd1c/0x1000 [ 832.715799] ? __sched_text_start+0x8/0x8 [ 832.719955] ? retint_kernel+0x2d/0x2d [ 832.723846] ? trace_hardirqs_on_caller+0xc0/0x310 [ 832.728777] ? trace_hardirqs_on_caller+0xc0/0x310 [ 832.733709] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 832.738474] ? find_held_lock+0x36/0x1c0 [ 832.742555] ? lock_acquire+0x1ed/0x520 [ 832.746531] ? bpf_test_run+0x32e/0x5a0 [ 832.750507] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 832.756053] ? check_preemption_disabled+0x48/0x200 [ 832.761086] ? kasan_check_read+0x11/0x20 [ 832.765243] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 832.770521] ? rcu_bh_qs+0xc0/0xc0 [ 832.774079] ? preempt_schedule+0x4d/0x60 [ 832.778236] ? ___preempt_schedule+0x16/0x18 [ 832.782654] ? bpf_test_run+0x1c0/0x5a0 [ 832.786662] ? netlink_diag_dump+0x2a0/0x2a0 [ 832.791079] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 832.796624] ? bpf_test_init.isra.9+0x70/0x100 [ 832.801213] ? bpf_prog_test_run_skb+0x634/0xb40 [ 832.805981] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 832.810824] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 832.816365] ? fput+0x130/0x1a0 [ 832.819648] ? __bpf_prog_get+0x9b/0x290 [ 832.823718] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 832.828561] ? bpf_prog_test_run+0x130/0x1a0 [ 832.832975] ? __x64_sys_bpf+0x3d8/0x510 [ 832.837049] ? bpf_prog_get+0x20/0x20 [ 832.840863] ? ksys_ioctl+0x81/0xd0 [ 832.844509] ? do_syscall_64+0x1b9/0x820 [ 832.848571] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 832.854400] ? syscall_return_slowpath+0x5e0/0x5e0 [ 832.859344] ? trace_hardirqs_on_caller+0x310/0x310 [ 832.864372] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 832.869396] ? recalc_sigpending_tsk+0x180/0x180 [ 832.874161] ? kasan_check_write+0x14/0x20 [ 832.878407] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 832.883265] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 832.888644] warn_alloc_show_mem: 1 callbacks suppressed [ 832.888657] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 832.888659] Mem-Info: [ 832.888694] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 832.888694] active_file:12 inactive_file:10 isolated_file:5 [ 832.888694] unevictable:0 dirty:0 writeback:0 unstable:0 [ 832.888694] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 832.888694] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 832.888694] free:13666 free_pcp:452 free_cma:0 [ 832.894023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 832.894033] Call Trace: [ 832.900978] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:48kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 832.903392] dump_stack+0x1c4/0x2b4 [ 832.936267] Node 0 [ 832.945672] ? dump_stack_print_info.cold.2+0x52/0x52 [ 832.948257] 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 [ 832.975868] warn_alloc.cold.119+0xb7/0x1bd [ 832.979453] lowmem_reserve[]: [ 832.982180] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 832.987346] 0 [ 833.012858] ? lock_downgrade+0x900/0x900 [ 833.017152] 2817 [ 833.020258] ? trace_hardirqs_off+0xb8/0x310 [ 833.025062] 6321 6321 [ 833.026875] ? trace_hardirqs_off+0xb8/0x310 [ 833.033067] __alloc_pages_slowpath+0x2667/0x2d80 [ 833.037455] Node 0 [ 833.039980] ? warn_alloc+0x120/0x120 [ 833.044367] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 833.049182] ? warn_alloc+0x120/0x120 [ 833.051387] lowmem_reserve[]: [ 833.055200] ? print_usage_bug+0xc0/0xc0 [ 833.082073] 0 0 [ 833.085893] ? warn_alloc+0x120/0x120 [ 833.088960] 3503 3503 [ 833.093026] ? print_usage_bug+0xc0/0xc0 [ 833.095018] Node 0 [ 833.098820] ? __lock_acquire+0x7ec/0x4ec0 [ 833.101325] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:48kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 833.105343] ? __lock_acquire+0x7ec/0x4ec0 [ 833.105362] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 833.107569] lowmem_reserve[]: 0 [ 833.111809] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 833.140240] 0 0 [ 833.144495] ? should_fail+0x22d/0xd01 [ 833.150003] 0 [ 833.153287] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 833.158793] Node 0 [ 833.160770] ? __lock_acquire+0x7ec/0x4ec0 [ 833.164627] DMA: 1*4kB [ 833.166441] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 833.171517] (U) [ 833.173750] ? __lock_acquire+0x7ec/0x4ec0 [ 833.178049] 0*8kB 0*16kB [ 833.180640] ? should_fail+0x22d/0xd01 [ 833.185717] 1*32kB [ 833.187694] ? mark_held_locks+0x130/0x130 [ 833.191890] (U) 2*64kB [ 833.194671] ? mark_held_locks+0x130/0x130 [ 833.198537] (U) [ 833.200774] ? mark_held_locks+0xc7/0x130 [ 833.204982] 1*128kB [ 833.207565] ? print_usage_bug+0xc0/0xc0 [ 833.211774] (U) [ 833.213746] ? graph_lock+0x170/0x170 [ 833.217874] 1*256kB [ 833.220196] ? print_usage_bug+0xc0/0xc0 [ 833.224237] (U) [ 833.226224] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 833.229995] 0*512kB 1*1024kB [ 833.232323] ? check_preemption_disabled+0x48/0x200 [ 833.236360] (U) [ 833.238333] ? check_preemption_disabled+0x48/0x200 [ 833.243847] 1*2048kB (M) [ 833.246971] ? __lock_is_held+0xb5/0x140 [ 833.251957] 3*4096kB [ 833.253934] __alloc_pages_nodemask+0xa80/0xde0 [ 833.258918] (M) [ 833.261671] ? graph_lock+0x170/0x170 [ 833.265710] = 15908kB [ 833.268116] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 833.272757] Node 0 [ 833.274729] ? graph_lock+0x170/0x170 [ 833.278498] DMA32: 1*4kB [ 833.280930] ? find_held_lock+0x36/0x1c0 [ 833.285922] (U) 0*8kB [ 833.288175] ? ____cache_alloc_node+0x1c7/0x1e0 [ 833.291957] 2*16kB [ 833.294715] ? lock_downgrade+0x900/0x900 [ 833.298752] (UM) [ 833.301250] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 833.305884] 2*32kB (M) [ 833.308134] cache_grow_begin+0x91/0x8c0 [ 833.312263] 2*64kB (M) [ 833.314341] ? do_raw_spin_unlock+0xa7/0x2f0 [ 833.319852] 4*128kB (M) [ 833.322465] fallback_alloc+0x203/0x2e0 [ 833.326489] 4*256kB (UM) [ 833.329090] ____cache_alloc_node+0x1c7/0x1e0 [ 833.333464] 5*512kB (UM) [ 833.336153] kmem_cache_alloc_node+0xe3/0x730 [ 833.340098] 2*1024kB [ 833.342865] ? ipv6_get_ifaddr+0x42e/0x620 [ 833.347325] (M) 3*2048kB [ 833.350100] __alloc_skb+0x119/0x770 [ 833.354559] (UM) 3*4096kB [ 833.356987] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 833.361181] (M) = 24804kB [ 833.363945] ? skb_scrub_packet+0x490/0x490 [ 833.367651] Node 0 [ 833.370494] ? lock_downgrade+0x900/0x900 [ 833.375735] Normal: 172*4kB [ 833.378505] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 833.382793] (UMEH) 656*8kB [ 833.385050] ? refcount_sub_and_test_checked+0x203/0x310 [ 833.389172] (UMEH) [ 833.392199] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 833.397709] 279*16kB [ 833.400645] ? addrconf_rs_timer+0x6f0/0x6f0 [ 833.406065] (UMEH) 75*32kB [ 833.408318] ndisc_alloc_skb+0x144/0x340 [ 833.413734] (UMH) [ 833.416156] ndisc_send_rs+0x331/0x6e0 [ 833.420535] 2*64kB [ 833.423465] addrconf_rs_timer+0x3c0/0x6f0 [ 833.427494] (UH) [ 833.429645] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 833.433501] 0*128kB 0*256kB [ 833.435759] call_timer_fn+0x272/0x920 [ 833.439986] 2*512kB (U) [ 833.442068] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 833.446271] 0*1024kB 0*2048kB [ 833.449301] ? process_timeout+0x40/0x40 [ 833.453163] 0*4096kB [ 833.455827] ? find_held_lock+0x36/0x1c0 [ 833.460049] = 13952kB [ 833.463416] ? __run_timers+0x7da/0xc70 [ 833.467452] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 833.469864] ? _raw_spin_unlock_irq+0x27/0x80 [ 833.473904] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 833.476304] ? _raw_spin_unlock_irq+0x27/0x80 [ 833.480253] 406 total pagecache pages [ 833.489107] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 833.489126] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 833.493606] 0 pages in swap cache [ 833.502177] ? trace_hardirqs_on+0xbd/0x310 [ 833.506641] Swap cache stats: add 0, delete 0, find 0/0 [ 833.506651] Free swap = 0kB [ 833.510450] ? kasan_check_read+0x11/0x20 [ 833.514678] Total swap = 0kB [ 833.519257] ? __run_timers+0x7da/0xc70 [ 833.522683] 1965979 pages RAM [ 833.527015] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 833.532366] 0 pages HighMem/MovableOnly [ 833.535392] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 833.539509] 342745 pages reserved [ 833.542535] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 833.546475] 0 pages cma reserved [ 833.546968] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 833.549593] __run_timers+0x7e5/0xc70 [ 833.555023] ksoftirqd/0 cpuset= [ 833.559018] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 833.563216] / [ 833.566667] ? compat_start_thread+0x80/0x80 [ 833.570886] mems_allowed=0 [ 833.574270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 833.611583] ? kasan_check_write+0x14/0x20 [ 833.615823] ? finish_task_switch+0x2f5/0x900 [ 833.620328] ? __switch_to_asm+0x40/0x70 [ 833.624396] ? preempt_notifier_register+0x200/0x200 [ 833.629502] ? __switch_to_asm+0x34/0x70 [ 833.633564] ? __switch_to_asm+0x40/0x70 [ 833.637627] ? __switch_to_asm+0x34/0x70 [ 833.641691] ? __switch_to_asm+0x40/0x70 [ 833.645748] ? __switch_to_asm+0x34/0x70 [ 833.649806] ? __switch_to_asm+0x40/0x70 [ 833.653907] ? pvclock_read_flags+0x160/0x160 [ 833.658407] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 833.663965] ? check_preemption_disabled+0x48/0x200 [ 833.668993] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 833.674535] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 833.679818] ? rcu_pm_notify+0xc0/0xc0 [ 833.683723] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 833.689268] ? check_preemption_disabled+0x48/0x200 [ 833.694297] run_timer_softirq+0x52/0xb0 [ 833.698361] ? rcu_read_lock_sched_held+0x108/0x120 [ 833.703388] __do_softirq+0x30b/0xad8 [ 833.707213] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 833.712327] ? smpboot_thread_fn+0x334/0xa00 [ 833.716777] ? schedule+0x108/0x460 [ 833.720413] ? __schedule+0x1ed0/0x1ed0 [ 833.724399] ? trace_hardirqs_off+0xb8/0x310 [ 833.728809] ? ___might_sleep+0x1ed/0x300 [ 833.732960] ? smpboot_thread_fn+0x68b/0xa00 [ 833.737370] ? trace_hardirqs_on+0x310/0x310 [ 833.741785] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 833.747330] ? check_preemption_disabled+0x48/0x200 [ 833.752348] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 833.757896] ? takeover_tasklets+0xa90/0xa90 [ 833.762310] run_ksoftirqd+0x94/0x100 [ 833.766115] smpboot_thread_fn+0x68b/0xa00 [ 833.770357] ? sort_range+0x30/0x30 [ 833.773988] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 833.779092] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 833.784637] ? __kthread_parkme+0xfb/0x1a0 [ 833.788882] kthread+0x35a/0x420 [ 833.792248] ? sort_range+0x30/0x30 [ 833.795873] ? kthread_bind+0x40/0x40 [ 833.799681] ret_from_fork+0x3a/0x50 [ 833.803416] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 833.803492] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 833.810250] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 833.810255] Call Trace: [ 833.810274] dump_stack+0x1c4/0x2b4 [ 833.810295] ? dump_stack_print_info.cold.2+0x52/0x52 [ 833.816868] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 833.826137] warn_alloc.cold.119+0xb7/0x1bd [ 833.828687] ksoftirqd/1 cpuset= [ 833.832309] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 833.837482] / [ 833.847791] ? lock_downgrade+0x900/0x900 [ 833.852090] mems_allowed=0 [ 833.855364] ? trace_hardirqs_off+0xb8/0x310 [ 833.873341] ? trace_hardirqs_off+0xb8/0x310 [ 833.877760] __alloc_pages_slowpath+0x2667/0x2d80 [ 833.882627] ? mark_held_locks+0x130/0x130 [ 833.886872] ? warn_alloc+0x120/0x120 [ 833.890678] ? warn_alloc+0x120/0x120 [ 833.894483] ? print_usage_bug+0xc0/0xc0 [ 833.898547] ? warn_alloc+0x120/0x120 [ 833.902354] ? print_usage_bug+0xc0/0xc0 [ 833.906411] ? find_held_lock+0x36/0x1c0 [ 833.910480] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 833.916016] ? should_fail+0x22d/0xd01 [ 833.919915] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 833.925022] ? __lock_acquire+0x7ec/0x4ec0 [ 833.929268] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 833.934373] ? __lock_acquire+0x7ec/0x4ec0 [ 833.938606] ? should_fail+0x22d/0xd01 [ 833.942503] ? mark_held_locks+0x130/0x130 [ 833.946747] ? mark_held_locks+0x130/0x130 [ 833.950980] ? __account_cfs_rq_runtime+0x790/0x790 [ 833.956001] ? select_task_rq_fair+0x754/0x34f0 [ 833.960683] ? lock_downgrade+0x900/0x900 [ 833.964833] ? check_preemption_disabled+0x48/0x200 [ 833.969854] ? graph_lock+0x170/0x170 [ 833.973658] ? print_usage_bug+0xc0/0xc0 [ 833.977722] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 833.983258] ? check_preemption_disabled+0x48/0x200 [ 833.988272] ? check_preemption_disabled+0x48/0x200 [ 833.993303] ? __lock_is_held+0xb5/0x140 [ 833.997376] __alloc_pages_nodemask+0xa80/0xde0 [ 834.002057] ? graph_lock+0x170/0x170 [ 834.005867] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 834.010889] ? graph_lock+0x170/0x170 [ 834.014707] ? find_held_lock+0x36/0x1c0 [ 834.018780] ? ____cache_alloc_node+0x1c7/0x1e0 [ 834.023452] ? lock_downgrade+0x900/0x900 [ 834.027622] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 834.033186] cache_grow_begin+0x91/0x8c0 [ 834.037250] ? do_raw_spin_unlock+0xa7/0x2f0 [ 834.041669] fallback_alloc+0x203/0x2e0 [ 834.045650] ____cache_alloc_node+0x1c7/0x1e0 [ 834.050151] kmem_cache_alloc_node+0xe3/0x730 [ 834.054649] ? ipv6_get_ifaddr+0x42e/0x620 [ 834.058895] __alloc_skb+0x119/0x770 [ 834.062607] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 834.067897] ? skb_scrub_packet+0x490/0x490 [ 834.072217] ? lock_downgrade+0x900/0x900 [ 834.076372] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 834.081912] ? refcount_sub_and_test_checked+0x203/0x310 [ 834.087368] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 834.092822] ? addrconf_rs_timer+0x6f0/0x6f0 [ 834.097246] ndisc_alloc_skb+0x144/0x340 [ 834.101318] ndisc_send_rs+0x331/0x6e0 [ 834.105218] addrconf_rs_timer+0x3c0/0x6f0 [ 834.109460] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 834.113715] call_timer_fn+0x272/0x920 [ 834.117629] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 834.121871] ? process_timeout+0x40/0x40 [ 834.125933] ? find_held_lock+0x36/0x1c0 [ 834.130006] ? __run_timers+0x7da/0xc70 [ 834.133995] ? _raw_spin_unlock_irq+0x27/0x80 [ 834.138497] ? _raw_spin_unlock_irq+0x27/0x80 [ 834.142999] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 834.147238] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 834.151824] ? trace_hardirqs_on+0xbd/0x310 [ 834.156150] ? kasan_check_read+0x11/0x20 [ 834.160303] ? __run_timers+0x7da/0xc70 [ 834.164283] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 834.169749] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 834.173987] __run_timers+0x7e5/0xc70 [ 834.177791] ? find_held_lock+0x36/0x1c0 [ 834.181884] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 834.187254] ? _raw_spin_unlock_irq+0x27/0x80 [ 834.191754] ? _raw_spin_unlock_irq+0x27/0x80 [ 834.196253] ? lockdep_hardirqs_on+0x421/0x5c0 [ 834.200836] ? trace_hardirqs_on+0xbd/0x310 [ 834.205160] ? kasan_check_read+0x11/0x20 [ 834.209313] ? finish_task_switch+0x1f5/0x900 [ 834.213818] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 834.219274] ? compat_start_thread+0x80/0x80 [ 834.223703] ? pvclock_read_flags+0x160/0x160 [ 834.228199] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 834.233736] ? check_preemption_disabled+0x48/0x200 [ 834.238764] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 834.244053] ? rcu_pm_notify+0xc0/0xc0 [ 834.247947] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 834.253493] ? check_preemption_disabled+0x48/0x200 [ 834.258520] run_timer_softirq+0x52/0xb0 [ 834.262585] ? rcu_read_lock_sched_held+0x108/0x120 [ 834.267607] __do_softirq+0x30b/0xad8 [ 834.271421] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 834.276527] ? trace_hardirqs_off+0x310/0x310 [ 834.281029] ? schedule+0x108/0x460 [ 834.284680] ? trace_hardirqs_off+0xb8/0x310 [ 834.289105] ? smpboot_thread_fn+0x68b/0xa00 [ 834.293604] ? trace_hardirqs_on+0x310/0x310 [ 834.298018] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 834.303565] ? check_preemption_disabled+0x48/0x200 [ 834.308597] ? takeover_tasklets+0xa90/0xa90 [ 834.313016] run_ksoftirqd+0x94/0x100 [ 834.316828] smpboot_thread_fn+0x68b/0xa00 [ 834.321079] ? sort_range+0x30/0x30 [ 834.324719] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 834.329823] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 834.335369] ? __kthread_parkme+0xfb/0x1a0 [ 834.339607] kthread+0x35a/0x420 [ 834.342971] ? sort_range+0x30/0x30 [ 834.346611] ? kthread_bind+0x40/0x40 [ 834.350418] ret_from_fork+0x3a/0x50 [ 834.354149] warn_alloc_show_mem: 1 callbacks suppressed [ 834.354161] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 834.354163] Mem-Info: [ 834.354196] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 834.354196] active_file:12 inactive_file:10 isolated_file:5 [ 834.354196] unevictable:0 dirty:0 writeback:0 unstable:0 [ 834.354196] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 834.354196] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 834.354196] free:13666 free_pcp:452 free_cma:0 [ 834.359542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 834.366473] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:48kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 834.368877] Call Trace: [ 834.401748] Node 0 [ 834.411103] dump_stack+0x1c4/0x2b4 [ 834.438713] 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 [ 834.441275] ? dump_stack_print_info.cold.2+0x52/0x52 [ 834.443477] lowmem_reserve[]: [ 834.447106] warn_alloc.cold.119+0xb7/0x1bd [ 834.472575] 0 2817 [ 834.477784] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 834.480857] 6321 [ 834.485176] ? lock_downgrade+0x900/0x900 [ 834.487376] 6321 [ 834.492223] ? trace_hardirqs_off+0xb8/0x310 [ 834.494256] Node 0 [ 834.498398] ? trace_hardirqs_off+0xb8/0x310 [ 834.500466] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 834.504854] __alloc_pages_slowpath+0x2667/0x2d80 [ 834.507059] lowmem_reserve[]: [ 834.511488] ? warn_alloc+0x120/0x120 [ 834.538335] 0 0 [ 834.543201] ? warn_alloc+0x120/0x120 [ 834.546265] 3503 3503 [ 834.550080] ? print_usage_bug+0xc0/0xc0 [ 834.555827] ? warn_alloc+0x120/0x120 [ 834.558300] Node 0 [ 834.562353] ? print_usage_bug+0xc0/0xc0 [ 834.566170] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:48kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 834.568372] ? __lock_acquire+0x7ec/0x4ec0 [ 834.572400] lowmem_reserve[]: 0 [ 834.600880] ? __lock_acquire+0x7ec/0x4ec0 [ 834.605108] 0 [ 834.608386] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 834.612585] 0 [ 834.614385] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 834.619896] 0 [ 834.621694] ? should_fail+0x22d/0xd01 [ 834.629077] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 834.632936] Node 0 DMA: [ 834.638031] ? __lock_acquire+0x7ec/0x4ec0 [ 834.638059] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 834.640705] 1*4kB [ 834.644930] ? __lock_acquire+0x7ec/0x4ec0 [ 834.650009] (U) [ 834.652155] ? should_fail+0x22d/0xd01 [ 834.656365] 0*8kB [ 834.658347] ? mark_held_locks+0x130/0x130 [ 834.662200] 0*16kB [ 834.664349] ? mark_held_locks+0x130/0x130 [ 834.668558] 1*32kB [ 834.670790] ? mark_held_locks+0xc7/0x130 [ 834.674994] (U) [ 834.677226] ? print_usage_bug+0xc0/0xc0 [ 834.681346] 2*64kB (U) [ 834.683341] ? graph_lock+0x170/0x170 [ 834.687375] 1*128kB (U) [ 834.689961] ? print_usage_bug+0xc0/0xc0 [ 834.693740] 1*256kB [ 834.696406] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 834.700437] (U) [ 834.702757] ? check_preemption_disabled+0x48/0x200 [ 834.708267] 0*512kB 1*1024kB [ 834.710247] ? check_preemption_disabled+0x48/0x200 [ 834.715231] (U) 1*2048kB [ 834.718348] ? __lock_is_held+0xb5/0x140 [ 834.723323] (M) 3*4096kB [ 834.726092] __alloc_pages_nodemask+0xa80/0xde0 [ 834.730120] (M) [ 834.732882] ? graph_lock+0x170/0x170 [ 834.737517] = 15908kB [ 834.737525] Node 0 [ 834.739500] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 834.743268] DMA32: 1*4kB [ 834.745691] ? graph_lock+0x170/0x170 [ 834.747896] (U) 0*8kB [ 834.752927] ? find_held_lock+0x36/0x1c0 [ 834.755650] 2*16kB (UM) [ 834.759466] ? ____cache_alloc_node+0x1c7/0x1e0 [ 834.761963] 2*32kB [ 834.766015] ? lock_downgrade+0x900/0x900 [ 834.768655] (M) [ 834.773356] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 834.775564] 2*64kB [ 834.779706] cache_grow_begin+0x91/0x8c0 [ 834.781651] (M) [ 834.787183] ? do_raw_spin_unlock+0xa7/0x2f0 [ 834.789387] 4*128kB (M) [ 834.793458] fallback_alloc+0x203/0x2e0 [ 834.795401] 4*256kB [ 834.799805] ____cache_alloc_node+0x1c7/0x1e0 [ 834.802435] (UM) 5*512kB [ 834.806413] kmem_cache_alloc_node+0xe3/0x730 [ 834.808710] (UM) [ 834.813203] ? ipv6_get_ifaddr+0x42e/0x620 [ 834.815932] 2*1024kB (M) [ 834.820440] __alloc_skb+0x119/0x770 [ 834.822473] 3*2048kB [ 834.826714] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 834.829445] (UM) [ 834.833162] ? skb_scrub_packet+0x490/0x490 [ 834.835543] 3*4096kB [ 834.840873] ? lock_downgrade+0x900/0x900 [ 834.842912] (M) [ 834.847238] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 834.849621] = 24804kB [ 834.854015] ? refcount_sub_and_test_checked+0x203/0x310 [ 834.855969] Node 0 [ 834.861500] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 834.863872] Normal: 172*4kB [ 834.869328] ? addrconf_rs_timer+0x6f0/0x6f0 [ 834.871558] (UMEH) [ 834.877013] ndisc_alloc_skb+0x144/0x340 [ 834.880002] 656*8kB [ 834.884412] ndisc_send_rs+0x331/0x6e0 [ 834.886613] (UMEH) [ 834.890673] addrconf_rs_timer+0x3c0/0x6f0 [ 834.892965] 279*16kB [ 834.896851] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 834.899066] (UMEH) [ 834.903303] call_timer_fn+0x272/0x920 [ 834.905677] 75*32kB [ 834.909901] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 834.912112] (UMH) [ 834.915992] ? process_timeout+0x40/0x40 [ 834.918294] 2*64kB [ 834.922524] ? find_held_lock+0x36/0x1c0 [ 834.924647] (UH) [ 834.928711] ? __run_timers+0x7da/0xc70 [ 834.930906] 0*128kB 0*256kB [ 834.934974] ? _raw_spin_unlock_irq+0x27/0x80 [ 834.937007] 2*512kB (U) [ 834.940993] ? _raw_spin_unlock_irq+0x27/0x80 [ 834.944000] 0*1024kB [ 834.948513] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 834.951160] 0*2048kB [ 834.955646] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 834.958029] 0*4096kB [ 834.962264] ? trace_hardirqs_on+0xbd/0x310 [ 834.964653] = 13952kB [ 834.969230] ? kasan_check_read+0x11/0x20 [ 834.971619] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 834.975930] ? __run_timers+0x7da/0xc70 [ 834.978348] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 834.978357] 406 total pagecache pages [ 834.982950] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 834.991862] 0 pages in swap cache [ 834.995849] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 835.004390] Swap cache stats: add 0, delete 0, find 0/0 [ 835.004399] Free swap = 0kB [ 835.008204] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 835.013614] Total swap = 0kB [ 835.013622] 1965979 pages RAM [ 835.017074] __run_timers+0x7e5/0xc70 [ 835.021273] 0 pages HighMem/MovableOnly [ 835.021282] 342745 pages reserved [ 835.026652] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 835.029625] 0 pages cma reserved [ 835.029703] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 835.033858] ? compat_start_thread+0x80/0x80 [ 835.033877] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 835.036969] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 835.039982] ? kasan_check_write+0x14/0x20 [ 835.043753] ksoftirqd/0 cpuset= [ 835.047733] ? finish_task_switch+0x2f5/0x900 [ 835.051159] / [ 835.056518] ? __switch_to_asm+0x40/0x70 [ 835.059858] mems_allowed=0 [ 835.066343] ? preempt_notifier_register+0x200/0x200 [ 835.112268] ? __switch_to_asm+0x34/0x70 [ 835.116339] ? __switch_to_asm+0x40/0x70 [ 835.120402] ? __switch_to_asm+0x34/0x70 [ 835.124464] ? __switch_to_asm+0x40/0x70 [ 835.128711] ? __switch_to_asm+0x34/0x70 [ 835.132773] ? __switch_to_asm+0x40/0x70 [ 835.136854] ? pvclock_read_flags+0x160/0x160 [ 835.141360] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 835.146901] ? check_preemption_disabled+0x48/0x200 [ 835.151945] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 835.157482] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 835.162765] ? rcu_pm_notify+0xc0/0xc0 [ 835.166654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 835.172194] ? check_preemption_disabled+0x48/0x200 [ 835.177228] run_timer_softirq+0x52/0xb0 [ 835.181296] ? rcu_read_lock_sched_held+0x108/0x120 [ 835.186314] __do_softirq+0x30b/0xad8 [ 835.190128] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 835.195235] ? smpboot_thread_fn+0x334/0xa00 [ 835.199660] ? schedule+0x108/0x460 [ 835.203290] ? __schedule+0x1ed0/0x1ed0 [ 835.207276] ? trace_hardirqs_off+0xb8/0x310 [ 835.211684] ? ___might_sleep+0x1ed/0x300 [ 835.215836] ? smpboot_thread_fn+0x68b/0xa00 [ 835.220247] ? trace_hardirqs_on+0x310/0x310 [ 835.224657] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 835.230196] ? check_preemption_disabled+0x48/0x200 [ 835.235210] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 835.240751] ? takeover_tasklets+0xa90/0xa90 [ 835.245168] run_ksoftirqd+0x94/0x100 [ 835.248968] smpboot_thread_fn+0x68b/0xa00 [ 835.253210] ? sort_range+0x30/0x30 [ 835.256847] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 835.261951] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 835.267665] ? __kthread_parkme+0xfb/0x1a0 [ 835.271908] kthread+0x35a/0x420 [ 835.275277] ? sort_range+0x30/0x30 [ 835.278904] ? kthread_bind+0x40/0x40 [ 835.282709] ret_from_fork+0x3a/0x50 [ 835.286443] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 835.286522] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 835.293283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 835.293292] Call Trace: [ 835.299886] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 835.309119] dump_stack+0x1c4/0x2b4 [ 835.311681] ksoftirqd/1 cpuset= [ 835.321985] ? dump_stack_print_info.cold.2+0x52/0x52 [ 835.325587] / [ 835.328871] warn_alloc.cold.119+0xb7/0x1bd [ 835.334030] mems_allowed=0 [ 835.335746] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 835.347808] ? lock_downgrade+0x900/0x900 [ 835.351971] ? trace_hardirqs_off+0xb8/0x310 [ 835.356388] ? trace_hardirqs_off+0xb8/0x310 [ 835.360815] __alloc_pages_slowpath+0x2667/0x2d80 [ 835.365685] ? mark_held_locks+0x130/0x130 [ 835.369931] ? warn_alloc+0x120/0x120 [ 835.373736] ? warn_alloc+0x120/0x120 [ 835.377541] ? print_usage_bug+0xc0/0xc0 [ 835.381603] ? warn_alloc+0x120/0x120 [ 835.385405] ? print_usage_bug+0xc0/0xc0 [ 835.389470] ? __lock_acquire+0x7ec/0x4ec0 [ 835.393702] ? __lock_acquire+0x7ec/0x4ec0 [ 835.397935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 835.403473] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 835.409009] ? should_fail+0x22d/0xd01 [ 835.412908] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 835.418012] ? __lock_acquire+0x7ec/0x4ec0 [ 835.422272] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 835.427374] ? __lock_acquire+0x7ec/0x4ec0 [ 835.431611] ? should_fail+0x22d/0xd01 [ 835.435514] ? mark_held_locks+0x130/0x130 [ 835.439752] ? mark_held_locks+0x130/0x130 [ 835.444011] ? mark_held_locks+0xc7/0x130 [ 835.448166] ? print_usage_bug+0xc0/0xc0 [ 835.452229] ? graph_lock+0x170/0x170 [ 835.456027] ? print_usage_bug+0xc0/0xc0 [ 835.460104] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 835.465640] ? check_preemption_disabled+0x48/0x200 [ 835.470652] ? check_preemption_disabled+0x48/0x200 [ 835.475680] ? __lock_is_held+0xb5/0x140 [ 835.479747] __alloc_pages_nodemask+0xa80/0xde0 [ 835.484413] ? graph_lock+0x170/0x170 [ 835.488239] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 835.493251] ? graph_lock+0x170/0x170 [ 835.497070] ? find_held_lock+0x36/0x1c0 [ 835.501144] ? ____cache_alloc_node+0x1c7/0x1e0 [ 835.505815] ? lock_downgrade+0x900/0x900 [ 835.509975] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 835.515525] cache_grow_begin+0x91/0x8c0 [ 835.519590] ? do_raw_spin_unlock+0xa7/0x2f0 [ 835.524008] fallback_alloc+0x203/0x2e0 [ 835.528000] ____cache_alloc_node+0x1c7/0x1e0 [ 835.532504] kmem_cache_alloc_node+0xe3/0x730 [ 835.537091] ? ipv6_get_ifaddr+0x42e/0x620 [ 835.541342] __alloc_skb+0x119/0x770 [ 835.545074] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 835.550360] ? skb_scrub_packet+0x490/0x490 [ 835.554692] ? lock_downgrade+0x900/0x900 [ 835.558853] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 835.564393] ? refcount_sub_and_test_checked+0x203/0x310 [ 835.569849] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 835.575327] ? addrconf_rs_timer+0x6f0/0x6f0 [ 835.579761] ndisc_alloc_skb+0x144/0x340 [ 835.583830] ndisc_send_rs+0x331/0x6e0 [ 835.587726] addrconf_rs_timer+0x3c0/0x6f0 [ 835.591967] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 835.596219] call_timer_fn+0x272/0x920 [ 835.600109] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 835.604355] ? process_timeout+0x40/0x40 [ 835.608420] ? find_held_lock+0x36/0x1c0 [ 835.612498] ? __run_timers+0x7da/0xc70 [ 835.616480] ? _raw_spin_unlock_irq+0x27/0x80 [ 835.620975] ? _raw_spin_unlock_irq+0x27/0x80 [ 835.625479] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 835.629723] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 835.634314] ? trace_hardirqs_on+0xbd/0x310 [ 835.638645] ? kasan_check_read+0x11/0x20 [ 835.642801] ? __run_timers+0x7da/0xc70 [ 835.646781] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 835.652246] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 835.656494] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 835.660734] __run_timers+0x7e5/0xc70 [ 835.664536] ? find_held_lock+0x36/0x1c0 [ 835.668613] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 835.673980] ? _raw_spin_unlock_irq+0x27/0x80 [ 835.678479] ? _raw_spin_unlock_irq+0x27/0x80 [ 835.682980] ? lockdep_hardirqs_on+0x421/0x5c0 [ 835.687564] ? trace_hardirqs_on+0xbd/0x310 [ 835.691889] ? kasan_check_read+0x11/0x20 [ 835.696049] ? finish_task_switch+0x1f5/0x900 [ 835.700551] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 835.706009] ? compat_start_thread+0x80/0x80 [ 835.710451] ? pvclock_read_flags+0x160/0x160 [ 835.714950] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 835.720490] ? check_preemption_disabled+0x48/0x200 [ 835.725519] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 835.730804] ? rcu_pm_notify+0xc0/0xc0 [ 835.734698] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 835.740263] ? check_preemption_disabled+0x48/0x200 [ 835.745296] run_timer_softirq+0x52/0xb0 [ 835.749380] ? rcu_read_lock_sched_held+0x108/0x120 [ 835.754404] __do_softirq+0x30b/0xad8 [ 835.758217] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 835.763322] ? trace_hardirqs_off+0x310/0x310 [ 835.767864] ? schedule+0x108/0x460 [ 835.771509] ? trace_hardirqs_off+0xb8/0x310 [ 835.775935] ? smpboot_thread_fn+0x68b/0xa00 [ 835.780353] ? trace_hardirqs_on+0x310/0x310 [ 835.784772] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 835.790314] ? check_preemption_disabled+0x48/0x200 [ 835.795351] ? takeover_tasklets+0xa90/0xa90 [ 835.799765] run_ksoftirqd+0x94/0x100 [ 835.803570] smpboot_thread_fn+0x68b/0xa00 [ 835.807819] ? sort_range+0x30/0x30 [ 835.811453] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 835.816559] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 835.822100] ? __kthread_parkme+0xfb/0x1a0 [ 835.826346] kthread+0x35a/0x420 [ 835.829721] ? sort_range+0x30/0x30 [ 835.833350] ? kthread_bind+0x40/0x40 [ 835.837164] ret_from_fork+0x3a/0x50 [ 835.840893] warn_alloc_show_mem: 1 callbacks suppressed [ 835.840905] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 835.840907] Mem-Info: [ 835.840940] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 835.840940] active_file:12 inactive_file:10 isolated_file:5 [ 835.840940] unevictable:0 dirty:0 writeback:0 unstable:0 [ 835.840940] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 835.840940] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 835.840940] free:13666 free_pcp:452 free_cma:0 [ 835.846271] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 835.846281] Call Trace: [ 835.853237] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:48kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 835.855662] dump_stack+0x1c4/0x2b4 [ 835.888622] Node 0 [ 835.897987] ? dump_stack_print_info.cold.2+0x52/0x52 [ 835.900567] 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 [ 835.928155] warn_alloc.cold.119+0xb7/0x1bd [ 835.931750] lowmem_reserve[]: [ 835.933987] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 835.939148] 0 [ 835.964653] ? lock_downgrade+0x900/0x900 [ 835.968948] 2817 [ 835.972061] ? trace_hardirqs_off+0xb8/0x310 [ 835.976866] 6321 6321 [ 835.978676] ? trace_hardirqs_off+0xb8/0x310 [ 835.984861] __alloc_pages_slowpath+0x2667/0x2d80 [ 835.989237] Node 0 [ 835.991755] ? warn_alloc+0x120/0x120 [ 835.996136] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 836.000951] ? warn_alloc+0x120/0x120 [ 836.003160] lowmem_reserve[]: [ 836.006961] ? print_usage_bug+0xc0/0xc0 [ 836.033827] 0 0 [ 836.037650] ? warn_alloc+0x120/0x120 [ 836.040726] 3503 [ 836.044801] ? print_usage_bug+0xc0/0xc0 [ 836.046750] 3503 [ 836.050548] ? __lock_acquire+0x7ec/0x4ec0 [ 836.052584] Node 0 [ 836.056662] ? __lock_acquire+0x7ec/0x4ec0 [ 836.058723] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:48kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 836.062936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 836.065139] lowmem_reserve[]: 0 [ 836.069383] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 836.097825] 0 0 [ 836.103392] ? should_fail+0x22d/0xd01 [ 836.106632] 0 [ 836.112177] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 836.114124] Node 0 [ 836.118008] ? __lock_acquire+0x7ec/0x4ec0 [ 836.119780] DMA: [ 836.124898] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 836.127110] 1*4kB [ 836.131340] ? __lock_acquire+0x7ec/0x4ec0 [ 836.133382] (U) [ 836.138481] ? should_fail+0x22d/0xd01 [ 836.140605] 0*8kB [ 836.144863] ? mark_held_locks+0x130/0x130 [ 836.146804] 0*16kB [ 836.150689] ? mark_held_locks+0x130/0x130 [ 836.152815] 1*32kB (U) [ 836.157069] ? mark_held_locks+0xc7/0x130 [ 836.159271] 2*64kB (U) [ 836.163510] ? print_usage_bug+0xc0/0xc0 [ 836.166060] 1*128kB (U) [ 836.170211] ? graph_lock+0x170/0x170 [ 836.172772] 1*256kB [ 836.176826] ? print_usage_bug+0xc0/0xc0 [ 836.179472] (U) [ 836.183268] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 836.185565] 0*512kB [ 836.189621] ? check_preemption_disabled+0x48/0x200 [ 836.191572] 1*1024kB [ 836.197103] ? check_preemption_disabled+0x48/0x200 [ 836.199402] (U) [ 836.204417] ? __lock_is_held+0xb5/0x140 [ 836.206788] 1*2048kB (M) [ 836.211828] __alloc_pages_nodemask+0xa80/0xde0 [ 836.213772] 3*4096kB (M) [ 836.217852] ? graph_lock+0x170/0x170 [ 836.220586] = 15908kB [ 836.220595] Node 0 [ 836.225284] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 836.228007] DMA32: 1*4kB [ 836.231819] ? graph_lock+0x170/0x170 [ 836.234284] (U) 0*8kB [ 836.236531] ? find_held_lock+0x36/0x1c0 [ 836.241512] 2*16kB (UM) [ 836.244376] ? ____cache_alloc_node+0x1c7/0x1e0 [ 836.248143] 2*32kB (M) [ 836.250647] ? lock_downgrade+0x900/0x900 [ 836.254676] 2*64kB (M) [ 836.257358] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 836.261996] 4*128kB (M) [ 836.264593] cache_grow_begin+0x91/0x8c0 [ 836.268708] 4*256kB (UM) [ 836.271300] ? do_raw_spin_unlock+0xa7/0x2f0 [ 836.276818] 5*512kB (UM) [ 836.279522] fallback_alloc+0x203/0x2e0 [ 836.283545] 2*1024kB (M) [ 836.286321] ____cache_alloc_node+0x1c7/0x1e0 [ 836.290698] 3*2048kB (UM) [ 836.293476] kmem_cache_alloc_node+0xe3/0x730 [ 836.297416] 3*4096kB (M) [ 836.300187] ? ipv6_get_ifaddr+0x42e/0x620 [ 836.304671] = 24804kB [ 836.304681] Node 0 [ 836.307538] __alloc_skb+0x119/0x770 [ 836.312002] Normal: 172*4kB [ 836.314788] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 836.318994] (UMEH) 656*8kB [ 836.321446] ? skb_scrub_packet+0x490/0x490 [ 836.323654] (UMEH) [ 836.327368] ? lock_downgrade+0x900/0x900 [ 836.330376] 279*16kB [ 836.335654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 836.338552] (UMEH) 75*32kB [ 836.342886] ? refcount_sub_and_test_checked+0x203/0x310 [ 836.345097] (UMH) [ 836.349243] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 836.351623] 2*64kB (UH) [ 836.357174] ? addrconf_rs_timer+0x6f0/0x6f0 [ 836.360090] 0*128kB [ 836.365555] ndisc_alloc_skb+0x144/0x340 [ 836.367672] 0*256kB 2*512kB [ 836.373142] ndisc_send_rs+0x331/0x6e0 [ 836.375786] (U) [ 836.380214] addrconf_rs_timer+0x3c0/0x6f0 [ 836.382516] 0*1024kB [ 836.386583] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 836.389573] 0*2048kB 0*4096kB [ 836.393486] call_timer_fn+0x272/0x920 [ 836.395423] = 13952kB [ 836.399672] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 836.402075] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 836.406302] ? process_timeout+0x40/0x40 [ 836.409466] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 836.409475] 406 total pagecache pages [ 836.413367] ? find_held_lock+0x36/0x1c0 [ 836.415757] 0 pages in swap cache [ 836.419988] ? __run_timers+0x7da/0xc70 [ 836.428798] Swap cache stats: add 0, delete 0, find 0/0 [ 836.428809] Free swap = 0kB [ 836.432881] ? _raw_spin_unlock_irq+0x27/0x80 [ 836.441452] Total swap = 0kB [ 836.441463] 1965979 pages RAM [ 836.445275] ? _raw_spin_unlock_irq+0x27/0x80 [ 836.449315] 0 pages HighMem/MovableOnly [ 836.452770] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 836.456823] 342745 pages reserved [ 836.456839] 0 pages cma reserved [ 836.462223] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 836.465289] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 836.469725] ? trace_hardirqs_on+0xbd/0x310 [ 836.472789] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 836.475845] ? kasan_check_read+0x11/0x20 [ 836.480305] ksoftirqd/0 cpuset= [ 836.484279] ? __run_timers+0x7da/0xc70 [ 836.488484] / [ 836.491931] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 836.495271] mems_allowed=0 [ 836.499853] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 836.546616] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 836.550866] __run_timers+0x7e5/0xc70 [ 836.554695] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 836.560073] ? compat_start_thread+0x80/0x80 [ 836.564486] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 836.570046] ? kasan_check_write+0x14/0x20 [ 836.574285] ? finish_task_switch+0x2f5/0x900 [ 836.578780] ? __switch_to_asm+0x40/0x70 [ 836.582852] ? preempt_notifier_register+0x200/0x200 [ 836.587971] ? __switch_to_asm+0x34/0x70 [ 836.592042] ? __switch_to_asm+0x40/0x70 [ 836.596104] ? __switch_to_asm+0x34/0x70 [ 836.600170] ? __switch_to_asm+0x40/0x70 [ 836.604235] ? __switch_to_asm+0x34/0x70 [ 836.608297] ? __switch_to_asm+0x40/0x70 [ 836.612368] ? pvclock_read_flags+0x160/0x160 [ 836.616871] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 836.622408] ? check_preemption_disabled+0x48/0x200 [ 836.627435] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 836.632976] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 836.638257] ? rcu_pm_notify+0xc0/0xc0 [ 836.642147] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 836.647690] ? check_preemption_disabled+0x48/0x200 [ 836.652720] run_timer_softirq+0x52/0xb0 [ 836.656788] ? rcu_read_lock_sched_held+0x108/0x120 [ 836.661814] __do_softirq+0x30b/0xad8 [ 836.665637] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 836.670751] ? smpboot_thread_fn+0x334/0xa00 [ 836.675174] ? schedule+0x108/0x460 [ 836.678815] ? __schedule+0x1ed0/0x1ed0 [ 836.682804] ? trace_hardirqs_off+0xb8/0x310 [ 836.687243] ? ___might_sleep+0x1ed/0x300 [ 836.691391] ? smpboot_thread_fn+0x68b/0xa00 [ 836.695813] ? trace_hardirqs_on+0x310/0x310 [ 836.700230] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 836.705770] ? check_preemption_disabled+0x48/0x200 [ 836.710794] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 836.716335] ? takeover_tasklets+0xa90/0xa90 [ 836.720749] run_ksoftirqd+0x94/0x100 [ 836.724554] smpboot_thread_fn+0x68b/0xa00 [ 836.728792] ? sort_range+0x30/0x30 [ 836.732420] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 836.737543] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 836.743084] ? __kthread_parkme+0xfb/0x1a0 [ 836.747330] kthread+0x35a/0x420 [ 836.750697] ? sort_range+0x30/0x30 [ 836.754323] ? kthread_bind+0x40/0x40 [ 836.758130] ret_from_fork+0x3a/0x50 [ 836.761867] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 836.761942] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 836.768703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 836.768708] Call Trace: [ 836.768728] dump_stack+0x1c4/0x2b4 [ 836.768744] ? dump_stack_print_info.cold.2+0x52/0x52 [ 836.768771] warn_alloc.cold.119+0xb7/0x1bd [ 836.775340] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 836.784615] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 836.787177] ksoftirqd/1 cpuset= [ 836.790803] ? lock_downgrade+0x900/0x900 [ 836.795967] / [ 836.800293] ? trace_hardirqs_off+0xb8/0x310 [ 836.810590] mems_allowed=0 [ 836.815439] ? trace_hardirqs_off+0xb8/0x310 [ 836.836267] __alloc_pages_slowpath+0x2667/0x2d80 [ 836.841144] ? mark_held_locks+0x130/0x130 [ 836.845392] ? warn_alloc+0x120/0x120 [ 836.849202] ? warn_alloc+0x120/0x120 [ 836.854528] ? print_usage_bug+0xc0/0xc0 [ 836.858594] ? warn_alloc+0x120/0x120 [ 836.862404] ? print_usage_bug+0xc0/0xc0 [ 836.866470] ? __lock_acquire+0x7ec/0x4ec0 [ 836.870706] ? __lock_acquire+0x7ec/0x4ec0 [ 836.874945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 836.880483] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 836.886028] ? should_fail+0x22d/0xd01 [ 836.889934] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 836.895058] ? __lock_acquire+0x7ec/0x4ec0 [ 836.899300] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 836.904411] ? __lock_acquire+0x7ec/0x4ec0 [ 836.908654] ? should_fail+0x22d/0xd01 [ 836.912558] ? mark_held_locks+0x130/0x130 [ 836.916802] ? mark_held_locks+0x130/0x130 [ 836.921052] ? graph_lock+0x170/0x170 [ 836.924862] ? print_usage_bug+0xc0/0xc0 [ 836.928932] ? graph_lock+0x170/0x170 [ 836.932742] ? print_usage_bug+0xc0/0xc0 [ 836.936812] ? wq_watchdog_touch+0x9c/0xfe [ 836.941062] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 836.946612] ? check_preemption_disabled+0x48/0x200 [ 836.951656] ? check_preemption_disabled+0x48/0x200 [ 836.956697] ? __lock_is_held+0xb5/0x140 [ 836.960860] __alloc_pages_nodemask+0xa80/0xde0 [ 836.965540] ? graph_lock+0x170/0x170 [ 836.969358] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 836.974381] ? graph_lock+0x170/0x170 [ 836.978210] ? find_held_lock+0x36/0x1c0 [ 836.982609] ? ____cache_alloc_node+0x1c7/0x1e0 [ 836.987288] ? lock_downgrade+0x900/0x900 [ 836.991542] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 836.997097] cache_grow_begin+0x91/0x8c0 [ 837.001171] ? do_raw_spin_unlock+0xa7/0x2f0 [ 837.005600] fallback_alloc+0x203/0x2e0 [ 837.009610] ____cache_alloc_node+0x1c7/0x1e0 [ 837.014120] kmem_cache_alloc_node+0xe3/0x730 [ 837.018640] ? ipv6_get_ifaddr+0x42e/0x620 [ 837.022890] __alloc_skb+0x119/0x770 [ 837.026864] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 837.032155] ? skb_scrub_packet+0x490/0x490 [ 837.036485] ? lock_downgrade+0x900/0x900 [ 837.040654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 837.046203] ? refcount_sub_and_test_checked+0x203/0x310 [ 837.051675] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 837.057228] ? addrconf_rs_timer+0x6f0/0x6f0 [ 837.061658] ndisc_alloc_skb+0x144/0x340 [ 837.065730] ndisc_send_rs+0x331/0x6e0 [ 837.069638] addrconf_rs_timer+0x3c0/0x6f0 [ 837.073908] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 837.078248] call_timer_fn+0x272/0x920 [ 837.082135] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 837.086371] ? process_timeout+0x40/0x40 [ 837.090519] ? find_held_lock+0x36/0x1c0 [ 837.094597] ? __run_timers+0x7da/0xc70 [ 837.098585] ? _raw_spin_unlock_irq+0x27/0x80 [ 837.103083] ? _raw_spin_unlock_irq+0x27/0x80 [ 837.107585] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 837.111830] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 837.116421] ? trace_hardirqs_on+0xbd/0x310 [ 837.120744] ? kasan_check_read+0x11/0x20 [ 837.124897] ? __run_timers+0x7da/0xc70 [ 837.128876] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 837.134340] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 837.138584] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 837.142833] __run_timers+0x7e5/0xc70 [ 837.146649] ? find_held_lock+0x36/0x1c0 [ 837.150740] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 837.156131] ? _raw_spin_unlock_irq+0x27/0x80 [ 837.160651] ? _raw_spin_unlock_irq+0x27/0x80 [ 837.165155] ? lockdep_hardirqs_on+0x421/0x5c0 [ 837.169743] ? trace_hardirqs_on+0xbd/0x310 [ 837.174076] ? kasan_check_read+0x11/0x20 [ 837.178314] ? finish_task_switch+0x1f5/0x900 [ 837.182817] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 837.188271] ? compat_start_thread+0x80/0x80 [ 837.192703] ? pvclock_read_flags+0x160/0x160 [ 837.197219] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 837.202771] ? check_preemption_disabled+0x48/0x200 [ 837.207822] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 837.213111] ? rcu_pm_notify+0xc0/0xc0 [ 837.217006] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 837.222560] ? check_preemption_disabled+0x48/0x200 [ 837.227592] run_timer_softirq+0x52/0xb0 [ 837.232098] ? rcu_read_lock_sched_held+0x108/0x120 [ 837.237146] __do_softirq+0x30b/0xad8 [ 837.240967] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 837.246090] ? trace_hardirqs_off+0x310/0x310 [ 837.250616] ? schedule+0x108/0x460 [ 837.254278] ? trace_hardirqs_off+0xb8/0x310 [ 837.258700] ? smpboot_thread_fn+0x68b/0xa00 [ 837.263123] ? trace_hardirqs_on+0x310/0x310 [ 837.267549] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 837.273111] ? check_preemption_disabled+0x48/0x200 [ 837.278146] ? takeover_tasklets+0xa90/0xa90 [ 837.282576] run_ksoftirqd+0x94/0x100 [ 837.286385] smpboot_thread_fn+0x68b/0xa00 [ 837.290629] ? sort_range+0x30/0x30 [ 837.294269] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 837.299381] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 837.304929] ? __kthread_parkme+0xfb/0x1a0 [ 837.309173] kthread+0x35a/0x420 [ 837.312544] ? sort_range+0x30/0x30 [ 837.316178] ? kthread_bind+0x40/0x40 [ 837.319992] ret_from_fork+0x3a/0x50 [ 837.323722] warn_alloc_show_mem: 1 callbacks suppressed [ 837.323735] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 837.323737] Mem-Info: [ 837.323769] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 837.323769] active_file:12 inactive_file:10 isolated_file:5 [ 837.323769] unevictable:0 dirty:0 writeback:0 unstable:0 [ 837.323769] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 837.323769] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 837.323769] free:13666 free_pcp:452 free_cma:0 [ 837.329112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 837.329122] Call Trace: [ 837.336076] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:48kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 837.338489] dump_stack+0x1c4/0x2b4 [ 837.373438] Node 0 [ 837.382813] ? dump_stack_print_info.cold.2+0x52/0x52 [ 837.385406] 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 [ 837.412983] warn_alloc.cold.119+0xb7/0x1bd [ 837.416582] lowmem_reserve[]: [ 837.418819] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 837.423977] 0 2817 [ 837.449598] ? lock_downgrade+0x900/0x900 [ 837.453895] 6321 [ 837.457004] ? trace_hardirqs_off+0xb8/0x310 [ 837.461804] 6321 [ 837.464062] ? trace_hardirqs_off+0xb8/0x310 [ 837.468178] Node 0 [ 837.470244] __alloc_pages_slowpath+0x2667/0x2d80 [ 837.474646] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 837.476703] ? warn_alloc+0x120/0x120 [ 837.481057] lowmem_reserve[]: 0 [ 837.483307] ? warn_alloc+0x120/0x120 [ 837.488118] 0 3503 [ 837.515031] ? print_usage_bug+0xc0/0xc0 [ 837.518814] 3503 [ 837.522094] ? warn_alloc+0x120/0x120 [ 837.525874] Node 0 [ 837.528133] ? print_usage_bug+0xc0/0xc0 [ 837.532200] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:48kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 837.534261] ? __lock_acquire+0x7ec/0x4ec0 [ 837.538052] lowmem_reserve[]: 0 [ 837.540338] ? __lock_acquire+0x7ec/0x4ec0 [ 837.544379] 0 0 [ 837.572858] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 837.577062] 0 [ 837.580358] ? should_fail+0x22d/0xd01 [ 837.584568] Node 0 [ 837.586543] ? __lock_acquire+0x7ec/0x4ec0 [ 837.592056] DMA: 1*4kB [ 837.593872] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 837.597740] (U) 0*8kB [ 837.599985] ? __lock_acquire+0x7ec/0x4ec0 [ 837.604189] 0*16kB 1*32kB [ 837.606785] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 837.612047] (U) [ 837.614548] ? __lock_acquire+0x7ec/0x4ec0 [ 837.618746] 2*64kB (U) [ 837.621598] ? should_fail+0x22d/0xd01 [ 837.626671] 1*128kB (U) [ 837.628662] ? mark_held_locks+0x130/0x130 [ 837.632862] 1*256kB (U) [ 837.635468] ? mark_held_locks+0x130/0x130 [ 837.639355] 0*512kB [ 837.642045] ? graph_lock+0x170/0x170 [ 837.646255] 1*1024kB [ 837.648949] ? print_usage_bug+0xc0/0xc0 [ 837.653155] (U) 1*2048kB [ 837.655502] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 837.659282] (M) [ 837.661693] ? check_preemption_disabled+0x48/0x200 [ 837.665723] 3*4096kB (M) [ 837.668510] ? check_preemption_disabled+0x48/0x200 [ 837.674029] = 15908kB [ 837.674046] Node 0 [ 837.676044] ? __lock_is_held+0xb5/0x140 [ 837.681019] DMA32: 1*4kB [ 837.683795] __alloc_pages_nodemask+0xa80/0xde0 [ 837.688776] (U) 0*8kB [ 837.691190] ? graph_lock+0x170/0x170 [ 837.693394] 2*16kB (UM) [ 837.697460] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 837.700201] 2*32kB (M) [ 837.704875] ? graph_lock+0x170/0x170 [ 837.707352] 2*64kB [ 837.711156] ? find_held_lock+0x36/0x1c0 [ 837.713792] (M) [ 837.718810] ? ____cache_alloc_node+0x1c7/0x1e0 [ 837.721367] 4*128kB [ 837.725172] ? lock_downgrade+0x900/0x900 [ 837.727381] (M) [ 837.731444] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 837.733396] 4*256kB [ 837.738075] cache_grow_begin+0x91/0x8c0 [ 837.740367] (UM) [ 837.744533] ? do_raw_spin_unlock+0xa7/0x2f0 [ 837.746483] 5*512kB [ 837.752026] fallback_alloc+0x203/0x2e0 [ 837.754315] (UM) 2*1024kB [ 837.758389] ____cache_alloc_node+0x1c7/0x1e0 [ 837.760414] (M) 3*2048kB [ 837.764844] kmem_cache_alloc_node+0xe3/0x730 [ 837.767131] (UM) 3*4096kB [ 837.771118] ? ipv6_get_ifaddr+0x42e/0x620 [ 837.773945] (M) = 24804kB [ 837.778454] __alloc_skb+0x119/0x770 [ 837.781186] Node 0 [ 837.785682] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 837.788507] Normal: [ 837.792741] ? skb_scrub_packet+0x490/0x490 [ 837.795572] 172*4kB [ 837.799285] ? lock_downgrade+0x900/0x900 [ 837.801506] (UMEH) [ 837.806789] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 837.809086] 656*8kB [ 837.813410] ? refcount_sub_and_test_checked+0x203/0x310 [ 837.815705] (UMEH) [ 837.819860] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 837.822070] 279*16kB [ 837.827606] ? addrconf_rs_timer+0x6f0/0x6f0 [ 837.829904] (UMEH) [ 837.835363] ndisc_alloc_skb+0x144/0x340 [ 837.837572] 75*32kB [ 837.843023] ndisc_send_rs+0x331/0x6e0 [ 837.845403] (UMH) [ 837.849814] addrconf_rs_timer+0x3c0/0x6f0 [ 837.852019] 2*64kB (UH) [ 837.856117] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 837.858410] 0*128kB [ 837.862307] call_timer_fn+0x272/0x920 [ 837.864445] 0*256kB 2*512kB [ 837.868692] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 837.871336] (U) [ 837.875569] ? process_timeout+0x40/0x40 [ 837.877870] 0*1024kB [ 837.881751] ? find_held_lock+0x36/0x1c0 [ 837.884754] 0*2048kB 0*4096kB [ 837.889001] ? __run_timers+0x7da/0xc70 [ 837.890948] = 13952kB [ 837.895021] ? _raw_spin_unlock_irq+0x27/0x80 [ 837.897412] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 837.901463] ? _raw_spin_unlock_irq+0x27/0x80 [ 837.904636] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 837.908632] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 837.911012] 406 total pagecache pages [ 837.915512] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 837.924338] 0 pages in swap cache [ 837.928851] ? trace_hardirqs_on+0xbd/0x310 [ 837.937434] Swap cache stats: add 0, delete 0, find 0/0 [ 837.941673] ? kasan_check_read+0x11/0x20 [ 837.945445] Free swap = 0kB [ 837.950042] ? __run_timers+0x7da/0xc70 [ 837.953465] Total swap = 0kB [ 837.957786] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 837.963127] 1965979 pages RAM [ 837.967287] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 837.970264] 0 pages HighMem/MovableOnly [ 837.970274] 342745 pages reserved [ 837.974252] __run_timers+0x7e5/0xc70 [ 837.977236] 0 pages cma reserved [ 837.977347] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 837.982706] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 837.985978] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 837.990007] ? compat_start_thread+0x80/0x80 [ 837.993958] ksoftirqd/0 cpuset= [ 837.997431] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 838.001207] / [ 838.004578] ? kasan_check_write+0x14/0x20 [ 838.011047] mems_allowed=0 [ 838.048759] ? finish_task_switch+0x2f5/0x900 [ 838.053261] ? __switch_to_asm+0x40/0x70 [ 838.057332] ? preempt_notifier_register+0x200/0x200 [ 838.062440] ? __switch_to_asm+0x34/0x70 [ 838.066500] ? __switch_to_asm+0x40/0x70 [ 838.070567] ? __switch_to_asm+0x34/0x70 [ 838.074628] ? __switch_to_asm+0x40/0x70 [ 838.078699] ? __switch_to_asm+0x34/0x70 [ 838.082764] ? __switch_to_asm+0x40/0x70 [ 838.086844] ? pvclock_read_flags+0x160/0x160 [ 838.091348] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 838.096889] ? check_preemption_disabled+0x48/0x200 [ 838.101917] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 838.107460] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 838.112741] ? rcu_pm_notify+0xc0/0xc0 [ 838.116638] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 838.122181] ? check_preemption_disabled+0x48/0x200 [ 838.127214] run_timer_softirq+0x52/0xb0 [ 838.131368] ? rcu_read_lock_sched_held+0x108/0x120 [ 838.136389] __do_softirq+0x30b/0xad8 [ 838.140203] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 838.145312] ? smpboot_thread_fn+0x334/0xa00 [ 838.149731] ? schedule+0x108/0x460 [ 838.153363] ? __schedule+0x1ed0/0x1ed0 [ 838.157350] ? trace_hardirqs_off+0xb8/0x310 [ 838.161771] ? ___might_sleep+0x1ed/0x300 [ 838.165929] ? smpboot_thread_fn+0x68b/0xa00 [ 838.170355] ? trace_hardirqs_on+0x310/0x310 [ 838.174786] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 838.180343] ? check_preemption_disabled+0x48/0x200 [ 838.185377] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 838.190938] ? takeover_tasklets+0xa90/0xa90 [ 838.195355] run_ksoftirqd+0x94/0x100 [ 838.199162] smpboot_thread_fn+0x68b/0xa00 [ 838.203403] ? sort_range+0x30/0x30 [ 838.207047] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 838.212160] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 838.217709] ? __kthread_parkme+0xfb/0x1a0 [ 838.221952] kthread+0x35a/0x420 [ 838.225324] ? sort_range+0x30/0x30 [ 838.228955] ? kthread_bind+0x40/0x40 [ 838.232769] ret_from_fork+0x3a/0x50 [ 838.236506] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 838.236587] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 838.243355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 838.243365] Call Trace: [ 838.249983] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 838.259243] dump_stack+0x1c4/0x2b4 [ 838.261807] ksoftirqd/1 cpuset= [ 838.272151] ? dump_stack_print_info.cold.2+0x52/0x52 [ 838.275758] / [ 838.279060] warn_alloc.cold.119+0xb7/0x1bd [ 838.284239] mems_allowed=0 [ 838.285952] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 838.298030] ? lock_downgrade+0x900/0x900 [ 838.302211] ? trace_hardirqs_off+0xb8/0x310 [ 838.306639] ? trace_hardirqs_off+0xb8/0x310 [ 838.311081] __alloc_pages_slowpath+0x2667/0x2d80 [ 838.315965] ? warn_alloc+0x120/0x120 [ 838.319777] ? warn_alloc+0x120/0x120 [ 838.323585] ? print_usage_bug+0xc0/0xc0 [ 838.327650] ? warn_alloc+0x120/0x120 [ 838.331472] ? print_usage_bug+0xc0/0xc0 [ 838.335554] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 838.341105] ? should_fail+0x22d/0xd01 [ 838.345285] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 838.350408] ? __lock_acquire+0x7ec/0x4ec0 [ 838.354660] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 838.359770] ? __lock_acquire+0x7ec/0x4ec0 [ 838.364012] ? should_fail+0x22d/0xd01 [ 838.368012] ? mark_held_locks+0x130/0x130 [ 838.372265] ? mark_held_locks+0x130/0x130 [ 838.376509] ? __account_cfs_rq_runtime+0x790/0x790 [ 838.381542] ? graph_lock+0x170/0x170 [ 838.385358] ? lock_downgrade+0x900/0x900 [ 838.389520] ? check_preemption_disabled+0x48/0x200 [ 838.394550] ? graph_lock+0x170/0x170 [ 838.398373] ? print_usage_bug+0xc0/0xc0 [ 838.402447] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 838.408005] ? check_preemption_disabled+0x48/0x200 [ 838.413076] ? check_preemption_disabled+0x48/0x200 [ 838.418123] ? __lock_is_held+0xb5/0x140 [ 838.422202] __alloc_pages_nodemask+0xa80/0xde0 [ 838.426884] ? graph_lock+0x170/0x170 [ 838.430700] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 838.435720] ? graph_lock+0x170/0x170 [ 838.439541] ? find_held_lock+0x36/0x1c0 [ 838.443642] ? ____cache_alloc_node+0x1c7/0x1e0 [ 838.448335] ? lock_downgrade+0x900/0x900 [ 838.452501] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 838.458068] cache_grow_begin+0x91/0x8c0 [ 838.462153] ? do_raw_spin_unlock+0xa7/0x2f0 [ 838.466590] fallback_alloc+0x203/0x2e0 [ 838.470587] ____cache_alloc_node+0x1c7/0x1e0 [ 838.475103] kmem_cache_alloc_node+0xe3/0x730 [ 838.479609] ? ipv6_get_ifaddr+0x42e/0x620 [ 838.483861] __alloc_skb+0x119/0x770 [ 838.487586] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 838.492887] ? skb_scrub_packet+0x490/0x490 [ 838.497309] ? lock_downgrade+0x900/0x900 [ 838.501480] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 838.507044] ? refcount_sub_and_test_checked+0x203/0x310 [ 838.512512] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 838.517978] ? addrconf_rs_timer+0x6f0/0x6f0 [ 838.522418] ndisc_alloc_skb+0x144/0x340 [ 838.526509] ndisc_send_rs+0x331/0x6e0 [ 838.530413] addrconf_rs_timer+0x3c0/0x6f0 [ 838.534670] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 838.538930] call_timer_fn+0x272/0x920 [ 838.542831] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 838.547081] ? process_timeout+0x40/0x40 [ 838.551239] ? find_held_lock+0x36/0x1c0 [ 838.555326] ? __run_timers+0x7da/0xc70 [ 838.559318] ? _raw_spin_unlock_irq+0x27/0x80 [ 838.563828] ? _raw_spin_unlock_irq+0x27/0x80 [ 838.568361] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 838.572607] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 838.577203] ? trace_hardirqs_on+0xbd/0x310 [ 838.581533] ? kasan_check_read+0x11/0x20 [ 838.585702] ? __run_timers+0x7da/0xc70 [ 838.589685] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 838.595151] ? ip_vs_lblcr_done_svc+0x4f0/0x4f0 [ 838.600009] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 838.604256] __run_timers+0x7e5/0xc70 [ 838.608071] ? find_held_lock+0x36/0x1c0 [ 838.612152] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 838.617520] ? _raw_spin_unlock_irq+0x27/0x80 [ 838.622021] ? _raw_spin_unlock_irq+0x27/0x80 [ 838.626536] ? lockdep_hardirqs_on+0x421/0x5c0 [ 838.631137] ? trace_hardirqs_on+0xbd/0x310 [ 838.635477] ? kasan_check_read+0x11/0x20 [ 838.639643] ? finish_task_switch+0x1f5/0x900 [ 838.644156] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 838.649630] ? compat_start_thread+0x80/0x80 [ 838.654071] ? pvclock_read_flags+0x160/0x160 [ 838.658671] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 838.664241] ? check_preemption_disabled+0x48/0x200 [ 838.669291] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 838.674595] ? rcu_pm_notify+0xc0/0xc0 [ 838.678515] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 838.684083] ? check_preemption_disabled+0x48/0x200 [ 838.689129] run_timer_softirq+0x52/0xb0 [ 838.693202] ? rcu_read_lock_sched_held+0x108/0x120 [ 838.698225] __do_softirq+0x30b/0xad8 [ 838.702055] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 838.707162] ? trace_hardirqs_off+0x310/0x310 [ 838.711677] ? schedule+0x108/0x460 [ 838.715492] ? trace_hardirqs_off+0xb8/0x310 [ 838.719904] ? smpboot_thread_fn+0x68b/0xa00 [ 838.724315] ? trace_hardirqs_on+0x310/0x310 [ 838.728739] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 838.734290] ? check_preemption_disabled+0x48/0x200 [ 838.739321] ? takeover_tasklets+0xa90/0xa90 [ 838.743760] run_ksoftirqd+0x94/0x100 [ 838.747567] smpboot_thread_fn+0x68b/0xa00 [ 838.752187] ? sort_range+0x30/0x30 [ 838.755830] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 838.760953] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 838.766513] ? __kthread_parkme+0xfb/0x1a0 [ 838.770769] kthread+0x35a/0x420 [ 838.774148] ? sort_range+0x30/0x30 [ 838.777780] ? kthread_bind+0x40/0x40 [ 838.781610] ret_from_fork+0x3a/0x50 [ 838.785356] warn_alloc_show_mem: 1 callbacks suppressed [ 838.785368] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 838.785370] Mem-Info: [ 838.785403] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 838.785403] active_file:12 inactive_file:10 isolated_file:5 [ 838.785403] unevictable:0 dirty:0 writeback:0 unstable:0 [ 838.785403] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 838.785403] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 838.785403] free:13666 free_pcp:452 free_cma:0 [ 838.790750] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 838.790763] Call Trace: [ 838.797715] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:48kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 838.800133] dump_stack+0x1c4/0x2b4 [ 838.833000] Node 0 [ 838.842977] ? dump_stack_print_info.cold.2+0x52/0x52 [ 838.845572] 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 [ 838.873816] warn_alloc.cold.119+0xb7/0x1bd [ 838.877427] lowmem_reserve[]: 0 [ 838.879692] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 838.884876] 2817 [ 838.911192] ? lock_downgrade+0x900/0x900 [ 838.915485] 6321 6321 [ 838.918783] ? trace_hardirqs_off+0xb8/0x310 [ 838.923624] Node 0 [ 838.925686] ? trace_hardirqs_off+0xb8/0x310 [ 838.929834] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 838.932310] __alloc_pages_slowpath+0x2667/0x2d80 [ 838.936679] lowmem_reserve[]: 0 [ 838.938951] ? warn_alloc+0x120/0x120 [ 838.943298] 0 3503 [ 838.970222] ? warn_alloc+0x120/0x120 [ 838.975051] 3503 [ 838.978330] ? print_usage_bug+0xc0/0xc0 [ 838.982396] Node 0 [ 838.984635] ? warn_alloc+0x120/0x120 [ 838.988431] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:48kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 838.990462] ? print_usage_bug+0xc0/0xc0 [ 838.994486] lowmem_reserve[]: 0 [ 838.996730] ? __lock_acquire+0x7ec/0x4ec0 [ 839.000506] 0 [ 839.028970] ? __lock_acquire+0x7ec/0x4ec0 [ 839.033004] 0 [ 839.036276] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 839.040494] 0 [ 839.042303] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 839.046515] Node 0 [ 839.048314] ? should_fail+0x22d/0xd01 [ 839.053819] DMA: 1*4kB [ 839.055638] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 839.061150] (U) [ 839.063385] ? __lock_acquire+0x7ec/0x4ec0 [ 839.067244] 0*8kB [ 839.069824] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 839.074895] 0*16kB 1*32kB [ 839.076878] ? __lock_acquire+0x7ec/0x4ec0 [ 839.081080] (U) 2*64kB [ 839.083235] ? should_fail+0x22d/0xd01 [ 839.088307] (U) 1*128kB [ 839.091165] ? mark_held_locks+0x130/0x130 [ 839.095396] (U) [ 839.097972] ? mark_held_locks+0x130/0x130 [ 839.101829] 1*256kB (U) 0*512kB [ 839.104510] ? mark_held_locks+0xc7/0x130 [ 839.108711] 1*1024kB (U) [ 839.110693] ? print_usage_bug+0xc0/0xc0 [ 839.114895] 1*2048kB (M) [ 839.118263] ? graph_lock+0x170/0x170 [ 839.122385] 3*4096kB [ 839.125135] ? print_usage_bug+0xc0/0xc0 [ 839.129165] (M) = 15908kB [ 839.131930] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 839.135702] Node 0 [ 839.138108] ? check_preemption_disabled+0x48/0x200 [ 839.142136] DMA32: 1*4kB [ 839.144899] ? check_preemption_disabled+0x48/0x200 [ 839.150411] (U) 0*8kB [ 839.152664] ? __lock_is_held+0xb5/0x140 [ 839.157638] 2*16kB (UM) [ 839.160407] __alloc_pages_nodemask+0xa80/0xde0 [ 839.165389] 2*32kB (M) [ 839.167894] ? graph_lock+0x170/0x170 [ 839.171923] 2*64kB (M) [ 839.174599] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 839.179237] 4*128kB (M) [ 839.181839] ? graph_lock+0x170/0x170 [ 839.185610] 4*256kB [ 839.188200] ? find_held_lock+0x36/0x1c0 [ 839.193183] (UM) [ 839.195867] ? ____cache_alloc_node+0x1c7/0x1e0 [ 839.199626] 5*512kB (UM) [ 839.201959] ? lock_downgrade+0x900/0x900 [ 839.206010] 2*1024kB [ 839.208076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 839.212709] (M) 3*2048kB [ 839.215485] cache_grow_begin+0x91/0x8c0 [ 839.219604] (UM) [ 839.222065] ? do_raw_spin_unlock+0xa7/0x2f0 [ 839.227569] 3*4096kB (M) [ 839.230339] fallback_alloc+0x203/0x2e0 [ 839.234367] = 24804kB [ 839.234376] Node 0 [ 839.236436] ____cache_alloc_node+0x1c7/0x1e0 [ 839.240816] Normal: [ 839.243581] kmem_cache_alloc_node+0xe3/0x730 [ 839.247525] 172*4kB [ 839.249934] ? ipv6_get_ifaddr+0x42e/0x620 [ 839.252145] (UMEH) 656*8kB [ 839.256659] __alloc_skb+0x119/0x770 [ 839.258960] (UMEH) [ 839.263454] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 839.265745] 279*16kB (UMEH) [ 839.270001] ? skb_scrub_packet+0x490/0x490 [ 839.272905] 75*32kB [ 839.276617] ? lock_downgrade+0x900/0x900 [ 839.278826] (UMH) [ 839.284109] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 839.287093] 2*64kB (UH) [ 839.291425] ? refcount_sub_and_test_checked+0x203/0x310 [ 839.293722] 0*128kB [ 839.297874] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 839.299997] 0*256kB [ 839.305543] ? addrconf_rs_timer+0x6f0/0x6f0 [ 839.308186] 2*512kB [ 839.313641] ndisc_alloc_skb+0x144/0x340 [ 839.315924] (U) [ 839.321419] ndisc_send_rs+0x331/0x6e0 [ 839.323708] 0*1024kB 0*2048kB [ 839.328127] addrconf_rs_timer+0x3c0/0x6f0 [ 839.330416] 0*4096kB = 13952kB [ 839.334490] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 839.336441] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 839.340333] call_timer_fn+0x272/0x920 [ 839.343500] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 839.347734] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 839.350901] 406 total pagecache pages [ 839.355242] ? process_timeout+0x40/0x40 [ 839.364082] 0 pages in swap cache [ 839.368000] ? find_held_lock+0x36/0x1c0 [ 839.376563] Swap cache stats: add 0, delete 0, find 0/0 [ 839.376574] Free swap = 0kB [ 839.380817] ? __run_timers+0x7da/0xc70 [ 839.384574] Total swap = 0kB [ 839.384583] 1965979 pages RAM [ 839.388643] ? _raw_spin_unlock_irq+0x27/0x80 [ 839.392064] 0 pages HighMem/MovableOnly [ 839.392073] 342745 pages reserved [ 839.396138] ? _raw_spin_unlock_irq+0x27/0x80 [ 839.401474] 0 pages cma reserved [ 839.401556] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 839.404498] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 839.404517] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 839.404534] ? trace_hardirqs_on+0xbd/0x310 [ 839.408737] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 839.411508] ? kasan_check_read+0x11/0x20 [ 839.414584] ksoftirqd/0 cpuset= [ 839.419080] ? __run_timers+0x7da/0xc70 [ 839.423030] / [ 839.426487] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 839.430955] mems_allowed=0 [ 839.434315] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 839.489929] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 839.494209] __run_timers+0x7e5/0xc70 [ 839.498058] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 839.503447] ? compat_start_thread+0x80/0x80 [ 839.507890] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 839.513480] ? kasan_check_write+0x14/0x20 [ 839.517745] ? finish_task_switch+0x2f5/0x900 [ 839.522262] ? __switch_to_asm+0x40/0x70 [ 839.526355] ? preempt_notifier_register+0x200/0x200 [ 839.531480] ? __switch_to_asm+0x34/0x70 [ 839.535546] ? __switch_to_asm+0x40/0x70 [ 839.539613] ? __switch_to_asm+0x34/0x70 [ 839.543682] ? __switch_to_asm+0x40/0x70 [ 839.547751] ? __switch_to_asm+0x34/0x70 [ 839.551823] ? __switch_to_asm+0x40/0x70 [ 839.555938] ? pvclock_read_flags+0x160/0x160 [ 839.560442] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 839.565988] ? check_preemption_disabled+0x48/0x200 [ 839.571028] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 839.576597] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 839.581883] ? rcu_pm_notify+0xc0/0xc0 [ 839.585783] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 839.591328] ? check_preemption_disabled+0x48/0x200 [ 839.596362] run_timer_softirq+0x52/0xb0 [ 839.600425] ? rcu_read_lock_sched_held+0x108/0x120 [ 839.605449] __do_softirq+0x30b/0xad8 [ 839.609265] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 839.614374] ? smpboot_thread_fn+0x334/0xa00 [ 839.618801] ? schedule+0x108/0x460 [ 839.622458] ? __schedule+0x1ed0/0x1ed0 [ 839.626461] ? trace_hardirqs_off+0xb8/0x310 [ 839.630882] ? ___might_sleep+0x1ed/0x300 [ 839.635047] ? smpboot_thread_fn+0x68b/0xa00 [ 839.639468] ? trace_hardirqs_on+0x310/0x310 [ 839.643899] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 839.649441] ? check_preemption_disabled+0x48/0x200 [ 839.654469] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 839.660042] ? takeover_tasklets+0xa90/0xa90 [ 839.664499] run_ksoftirqd+0x94/0x100 [ 839.668329] smpboot_thread_fn+0x68b/0xa00 [ 839.672575] ? sort_range+0x30/0x30 [ 839.676207] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 839.681318] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 839.686864] ? __kthread_parkme+0xfb/0x1a0 [ 839.691104] kthread+0x35a/0x420 [ 839.694470] ? sort_range+0x30/0x30 [ 839.698099] ? kthread_bind+0x40/0x40 [ 839.701914] ret_from_fork+0x3a/0x50 [ 839.705645] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 839.705721] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 839.712484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 839.712493] Call Trace: [ 839.719102] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 839.728352] dump_stack+0x1c4/0x2b4 [ 839.730914] ksoftirqd/1 cpuset= [ 839.741237] ? dump_stack_print_info.cold.2+0x52/0x52 [ 839.744843] / [ 839.748136] warn_alloc.cold.119+0xb7/0x1bd [ 839.753294] mems_allowed=0 [ 839.755004] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 839.767067] ? lock_downgrade+0x900/0x900 [ 839.771224] ? trace_hardirqs_off+0xb8/0x310 [ 839.775644] ? trace_hardirqs_off+0xb8/0x310 [ 839.780072] __alloc_pages_slowpath+0x2667/0x2d80 [ 839.784958] ? warn_alloc+0x120/0x120 [ 839.788764] ? warn_alloc+0x120/0x120 [ 839.792565] ? lock_downgrade+0x900/0x900 [ 839.796715] ? print_usage_bug+0xc0/0xc0 [ 839.800775] ? warn_alloc+0x120/0x120 [ 839.804580] ? print_usage_bug+0xc0/0xc0 [ 839.808649] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 839.814192] ? wake_up_klogd+0x11a/0x180 [ 839.818256] ? console_device+0xc0/0xc0 [ 839.822239] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 839.827780] ? should_fail+0x22d/0xd01 [ 839.831675] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 839.836784] ? __lock_acquire+0x7ec/0x4ec0 [ 839.841027] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 839.846144] ? should_fail+0x22d/0xd01 [ 839.850042] ? wake_up_klogd+0x180/0x180 [ 839.854116] ? mark_held_locks+0x130/0x130 [ 839.858361] ? mark_held_locks+0x130/0x130 [ 839.862602] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 839.868401] ? kasan_check_read+0x11/0x20 [ 839.872552] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 839.877830] ? rcu_bh_qs+0xc0/0xc0 [ 839.881380] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 839.886924] ? check_preemption_disabled+0x48/0x200 [ 839.891951] ? check_preemption_disabled+0x48/0x200 [ 839.897008] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 839.902614] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 839.907916] ? rcu_pm_notify+0xc0/0xc0 [ 839.911818] __alloc_pages_nodemask+0xa80/0xde0 [ 839.916497] ? graph_lock+0x170/0x170 [ 839.920311] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 839.925352] ? graph_lock+0x170/0x170 [ 839.929189] ? find_held_lock+0x36/0x1c0 [ 839.933272] ? ____cache_alloc_node+0x1c7/0x1e0 [ 839.937965] ? lock_downgrade+0x900/0x900 [ 839.942124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 839.947680] cache_grow_begin+0x91/0x8c0 [ 839.951754] ? do_raw_spin_unlock+0xa7/0x2f0 [ 839.956178] fallback_alloc+0x203/0x2e0 [ 839.960162] ____cache_alloc_node+0x1c7/0x1e0 [ 839.964680] kmem_cache_alloc+0x1f8/0x730 [ 839.968831] ? graph_lock+0x170/0x170 [ 839.972647] __build_skb+0xab/0x430 [ 839.976278] ? skb_try_coalesce+0x1b70/0x1b70 [ 839.980788] ? mark_held_locks+0x130/0x130 [ 839.985055] ? __alloc_pages_nodemask+0xde0/0xde0 [ 839.989904] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 839.995453] ? check_preemption_disabled+0x48/0x200 [ 840.000481] __napi_alloc_skb+0x1d6/0x310 [ 840.004639] page_to_skb.isra.42+0xee/0x960 [ 840.008966] ? check_preemption_disabled+0x48/0x200 [ 840.013991] ? virtnet_remove+0xf0/0xf0 [ 840.017970] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 840.023773] ? kasan_check_read+0x11/0x20 [ 840.027925] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 840.033214] ? rcu_bh_qs+0xc0/0xc0 [ 840.036776] receive_mergeable+0x15ae/0x3ca0 [ 840.041217] ? virtnet_probe+0x2320/0x2320 [ 840.045479] ? vprintk_emit+0x6d5/0x930 [ 840.049477] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 840.055021] ? wake_up_klogd+0x11a/0x180 [ 840.059100] ? console_device+0xc0/0xc0 [ 840.063079] ? do_raw_spin_lock+0xc1/0x200 [ 840.067321] ? vprintk_emit+0x268/0x930 [ 840.071306] ? wake_up_klogd+0x180/0x180 [ 840.075380] ? find_held_lock+0x36/0x1c0 [ 840.079453] ? ___ratelimit+0x36f/0x655 [ 840.083429] ? lock_downgrade+0x900/0x900 [ 840.087581] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 840.093125] ? trace_hardirqs_off+0xb8/0x310 [ 840.097538] ? kasan_check_read+0x11/0x20 [ 840.101692] ? vprintk_func+0x85/0x181 [ 840.105584] ? printk+0xa7/0xcf [ 840.108865] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 840.113623] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 840.118653] ? show_mem+0x169/0x17b [ 840.122292] ? print_usage_bug+0xc0/0xc0 [ 840.126364] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 840.131224] ? lock_downgrade+0x900/0x900 [ 840.135380] ? print_usage_bug+0xc0/0xc0 [ 840.139449] ? print_usage_bug+0xc0/0xc0 [ 840.143522] ? __lock_acquire+0x7ec/0x4ec0 [ 840.147759] ? print_usage_bug+0xc0/0xc0 [ 840.151824] ? __lock_acquire+0x7ec/0x4ec0 [ 840.156076] ? __lock_acquire+0x7ec/0x4ec0 [ 840.160327] ? __lock_acquire+0x7ec/0x4ec0 [ 840.164588] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 840.170471] ? ret_from_fork+0x3a/0x50 [ 840.174360] ? __lock_acquire+0x7ec/0x4ec0 [ 840.178593] ? __lock_acquire+0x7ec/0x4ec0 [ 840.182849] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 840.188742] receive_buf+0xb4c/0x3390 [ 840.192561] ? unwind_next_frame.part.7+0x121/0x9e0 [ 840.197582] ? receive_mergeable+0x3ca0/0x3ca0 [ 840.202161] ? unwind_dump+0x190/0x190 [ 840.206075] ? unwind_next_frame+0x3e/0x50 [ 840.210319] ? __save_stack_trace+0x7d/0xf0 [ 840.214657] ? ret_from_fork+0x3a/0x50 [ 840.218552] ? print_usage_bug+0xc0/0xc0 [ 840.222621] ? save_stack+0x43/0xd0 [ 840.226247] ? __kasan_slab_free+0x102/0x150 [ 840.230679] ? kasan_slab_free+0xe/0x10 [ 840.234658] ? kmem_cache_free+0x83/0x290 [ 840.238805] ? kfree_skbmem+0x154/0x230 [ 840.242777] ? consume_skb+0x1b6/0x570 [ 840.246665] ? aoenet_rcv+0xa3/0x570 [ 840.250401] ? __netif_receive_skb_one_core+0x14d/0x200 [ 840.255762] ? __netif_receive_skb+0x2c/0x1e0 [ 840.260256] ? process_backlog+0x217/0x760 [ 840.264489] ? net_rx_action+0x7c5/0x1950 [ 840.268649] ? __do_softirq+0x30b/0xad8 [ 840.272624] ? run_ksoftirqd+0x94/0x100 [ 840.276684] ? smpboot_thread_fn+0x68b/0xa00 [ 840.281090] ? kthread+0x35a/0x420 [ 840.284628] ? ret_from_fork+0x3a/0x50 [ 840.288521] ? kasan_check_read+0x11/0x20 [ 840.292673] ? do_raw_spin_unlock+0xa7/0x2f0 [ 840.297088] ? __lock_acquire+0x7ec/0x4ec0 [ 840.301323] ? graph_lock+0x170/0x170 [ 840.305129] ? trace_hardirqs_off+0xb8/0x310 [ 840.309539] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 840.315078] ? check_preemption_disabled+0x48/0x200 [ 840.320093] ? check_preemption_disabled+0x48/0x200 [ 840.325137] ? mark_held_locks+0x130/0x130 [ 840.329376] ? __lock_is_held+0xb5/0x140 [ 840.333451] ? kfree_skbmem+0x154/0x230 [ 840.337432] ? kfree_skbmem+0x154/0x230 [ 840.341408] ? rcu_read_lock_sched_held+0x108/0x120 [ 840.346429] ? kmem_cache_free+0x24f/0x290 [ 840.350761] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 840.356303] ? vring_use_dma_api+0xa5/0xc0 [ 840.360563] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 840.366107] ? vring_unmap_one+0x5a/0x410 [ 840.370265] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 840.375806] ? detach_buf+0x34b/0x5d0 [ 840.379618] ? alloc_skb_with_frags+0x7d0/0x7d0 [ 840.384290] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 840.389834] ? virtqueue_get_buf_ctx+0x3d1/0x860 [ 840.394596] ? graph_lock+0x170/0x170 [ 840.398402] ? detach_buf+0x5d0/0x5d0 [ 840.402205] ? __lock_acquire+0x7ec/0x4ec0 [ 840.406457] ? do_raw_spin_unlock+0xa7/0x2f0 [ 840.410878] virtnet_poll+0x421/0x105f [ 840.414787] ? receive_buf+0x3390/0x3390 [ 840.418845] ? process_backlog+0x483/0x760 [ 840.423085] ? process_backlog+0x483/0x760 [ 840.427327] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 840.431922] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 840.437461] ? check_preemption_disabled+0x48/0x200 [ 840.442477] ? check_preemption_disabled+0x48/0x200 [ 840.447513] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 840.453060] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 840.458362] net_rx_action+0x7c5/0x1950 [ 840.462356] ? napi_complete_done+0x6d0/0x6d0 [ 840.466853] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 840.471902] ? __run_timers+0xa20/0xc70 [ 840.475881] ? _raw_spin_unlock_irq+0x27/0x80 [ 840.480375] ? _raw_spin_unlock_irq+0x27/0x80 [ 840.484868] ? work_on_cpu_safe+0x90/0x90 [ 840.489018] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 840.493609] ? trace_hardirqs_on+0xbd/0x310 [ 840.497933] ? kasan_check_read+0x11/0x20 [ 840.502085] ? __run_timers+0xa20/0xc70 [ 840.506073] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 840.511623] ? _raw_spin_unlock_irq+0x60/0x80 [ 840.516124] ? __run_timers+0xa4a/0xc70 [ 840.520100] ? find_held_lock+0x36/0x1c0 [ 840.524174] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 840.529542] ? _raw_spin_unlock_irq+0x27/0x80 [ 840.534047] ? _raw_spin_unlock_irq+0x27/0x80 [ 840.538548] ? lockdep_hardirqs_on+0x421/0x5c0 [ 840.543153] ? trace_hardirqs_on+0xbd/0x310 [ 840.547483] ? kasan_check_read+0x11/0x20 [ 840.551634] ? finish_task_switch+0x1f5/0x900 [ 840.556137] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 840.561605] ? compat_start_thread+0x80/0x80 [ 840.566042] ? pvclock_read_flags+0x160/0x160 [ 840.570539] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 840.576078] ? check_preemption_disabled+0x48/0x200 [ 840.581091] ? check_preemption_disabled+0x48/0x200 [ 840.586123] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 840.591663] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 840.596945] ? rcu_pm_notify+0xc0/0xc0 [ 840.600872] __do_softirq+0x30b/0xad8 [ 840.604690] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 840.609796] ? trace_hardirqs_off+0x310/0x310 [ 840.614303] ? schedule+0x108/0x460 [ 840.617943] ? trace_hardirqs_off+0xb8/0x310 [ 840.622357] ? smpboot_thread_fn+0x68b/0xa00 [ 840.626770] ? trace_hardirqs_on+0x310/0x310 [ 840.631186] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 840.636734] ? check_preemption_disabled+0x48/0x200 [ 840.641759] ? takeover_tasklets+0xa90/0xa90 [ 840.646171] run_ksoftirqd+0x94/0x100 [ 840.649978] smpboot_thread_fn+0x68b/0xa00 [ 840.654224] ? sort_range+0x30/0x30 [ 840.657866] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 840.662977] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 840.668517] ? __kthread_parkme+0xfb/0x1a0 [ 840.672762] kthread+0x35a/0x420 [ 840.676129] ? sort_range+0x30/0x30 [ 840.679759] ? kthread_bind+0x40/0x40 [ 840.683565] ret_from_fork+0x3a/0x50 [ 840.687293] warn_alloc_show_mem: 1 callbacks suppressed [ 840.687306] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 840.687308] Mem-Info: [ 840.687346] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 840.687346] active_file:12 inactive_file:10 isolated_file:5 [ 840.687346] unevictable:0 dirty:0 writeback:0 unstable:0 [ 840.687346] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 840.687346] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 840.687346] free:13666 free_pcp:452 free_cma:0 [ 840.692677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 840.699610] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:48kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 840.702021] Call Trace: [ 840.734909] Node 0 [ 840.744282] dump_stack+0x1c4/0x2b4 [ 840.771882] 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 [ 840.774449] ? dump_stack_print_info.cold.2+0x52/0x52 [ 840.776650] lowmem_reserve[]: 0 [ 840.780297] warn_alloc.cold.119+0xb7/0x1bd [ 840.805854] 2817 6321 [ 840.811074] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 840.814329] 6321 [ 840.818672] ? lock_downgrade+0x900/0x900 [ 840.821143] Node 0 [ 840.825994] ? trace_hardirqs_off+0xb8/0x310 [ 840.828060] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 840.832187] ? trace_hardirqs_off+0xb8/0x310 [ 840.834392] lowmem_reserve[]: [ 840.838805] __alloc_pages_slowpath+0x2667/0x2d80 [ 840.867199] 0 [ 840.871650] ? warn_alloc+0x120/0x120 [ 840.874713] 0 [ 840.879580] ? warn_alloc+0x120/0x120 [ 840.881349] 3503 3503 [ 840.885157] ? print_usage_bug+0xc0/0xc0 [ 840.886934] Node 0 [ 840.890741] ? warn_alloc+0x120/0x120 [ 840.893235] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:48kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 840.897272] ? print_usage_bug+0xc0/0xc0 [ 840.899482] lowmem_reserve[]: [ 840.903288] ? __lock_acquire+0x7ec/0x4ec0 [ 840.931736] 0 [ 840.935808] ? __lock_acquire+0x7ec/0x4ec0 [ 840.938880] 0 0 [ 840.943126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 840.944898] 0 [ 840.949132] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 840.956613] ? should_fail+0x22d/0xd01 [ 840.958387] Node 0 [ 840.963931] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 840.967783] DMA: 1*4kB [ 840.970029] ? __lock_acquire+0x7ec/0x4ec0 [ 840.975116] (U) [ 840.977709] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 840.982171] 0*8kB 0*16kB [ 840.984163] ? __lock_acquire+0x7ec/0x4ec0 [ 840.989228] 1*32kB (U) [ 840.991996] ? should_fail+0x22d/0xd01 [ 840.996205] 2*64kB [ 840.998793] ? mark_held_locks+0x130/0x130 [ 841.002645] (U) [ 841.004880] ? mark_held_locks+0x130/0x130 [ 841.009085] 1*128kB [ 841.011067] ? mark_held_locks+0xc7/0x130 [ 841.015277] (U) [ 841.017600] ? print_usage_bug+0xc0/0xc0 [ 841.021722] 1*256kB [ 841.023697] ? graph_lock+0x170/0x170 [ 841.027735] (U) [ 841.030064] ? print_usage_bug+0xc0/0xc0 [ 841.033834] 0*512kB 1*1024kB [ 841.035820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 841.039869] (U) 1*2048kB [ 841.042981] ? check_preemption_disabled+0x48/0x200 [ 841.048495] (M) [ 841.051259] ? check_preemption_disabled+0x48/0x200 [ 841.056252] 3*4096kB (M) [ 841.058246] ? __lock_is_held+0xb5/0x140 [ 841.063229] = 15908kB [ 841.063238] Node 0 [ 841.066007] __alloc_pages_nodemask+0xa80/0xde0 [ 841.070044] DMA32: [ 841.072478] ? graph_lock+0x170/0x170 [ 841.074687] 1*4kB [ 841.079361] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 841.081574] (U) [ 841.085373] ? graph_lock+0x170/0x170 [ 841.087498] 0*8kB [ 841.092520] ? find_held_lock+0x36/0x1c0 [ 841.094464] 2*16kB [ 841.098270] ? ____cache_alloc_node+0x1c7/0x1e0 [ 841.100387] (UM) [ 841.104446] ? lock_downgrade+0x900/0x900 [ 841.106658] 2*32kB [ 841.111327] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 841.113387] (M) [ 841.117580] cache_grow_begin+0x91/0x8c0 [ 841.119775] 2*64kB [ 841.125327] ? do_raw_spin_unlock+0xa7/0x2f0 [ 841.127305] (M) [ 841.131381] fallback_alloc+0x203/0x2e0 [ 841.133591] 4*128kB [ 841.138008] ____cache_alloc_node+0x1c7/0x1e0 [ 841.139951] (M) [ 841.143927] kmem_cache_alloc_node+0xe3/0x730 [ 841.146225] 4*256kB [ 841.150721] ? ipv6_get_ifaddr+0x42e/0x620 [ 841.152670] (UM) [ 841.157167] __alloc_skb+0x119/0x770 [ 841.159464] 5*512kB [ 841.163698] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 841.165730] (UM) [ 841.169444] ? skb_scrub_packet+0x490/0x490 [ 841.171741] 2*1024kB [ 841.177026] ? lock_downgrade+0x900/0x900 [ 841.179072] (M) [ 841.183402] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 841.185789] 3*2048kB [ 841.189945] ? refcount_sub_and_test_checked+0x203/0x310 [ 841.191895] (UM) [ 841.197462] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 841.199848] 3*4096kB [ 841.205299] ? addrconf_rs_timer+0x6f0/0x6f0 [ 841.207336] (M) [ 841.212797] ndisc_alloc_skb+0x144/0x340 [ 841.215174] = 24804kB [ 841.219584] ndisc_send_rs+0x331/0x6e0 [ 841.221529] Node 0 [ 841.225591] addrconf_rs_timer+0x3c0/0x6f0 [ 841.227960] Normal: 172*4kB [ 841.231865] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 841.234069] (UMEH) [ 841.238311] call_timer_fn+0x272/0x920 [ 841.241293] 656*8kB [ 841.245526] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 841.247740] (UMEH) [ 841.251642] ? process_timeout+0x40/0x40 [ 841.253943] 279*16kB [ 841.258173] ? find_held_lock+0x36/0x1c0 [ 841.260385] (UMEH) [ 841.264448] ? __run_timers+0x7da/0xc70 [ 841.266823] 75*32kB [ 841.270881] ? _raw_spin_unlock_irq+0x27/0x80 [ 841.273091] (UMH) [ 841.277069] ? _raw_spin_unlock_irq+0x27/0x80 [ 841.279371] 2*64kB [ 841.283863] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 841.285985] (UH) [ 841.290492] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 841.292708] 0*128kB [ 841.296934] ? trace_hardirqs_on+0xbd/0x310 [ 841.298973] 0*256kB [ 841.303548] ? kasan_check_read+0x11/0x20 [ 841.305846] 2*512kB [ 841.310161] ? __run_timers+0x7da/0xc70 [ 841.312463] (U) [ 841.316606] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 841.318908] 0*1024kB [ 841.322883] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 841.324829] 0*2048kB [ 841.330289] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 841.332675] 0*4096kB [ 841.336905] __run_timers+0x7e5/0xc70 [ 841.339290] = 13952kB [ 841.343526] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 841.345906] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 841.349694] ? compat_start_thread+0x80/0x80 [ 841.352087] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 841.357442] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 841.366254] 406 total pagecache pages [ 841.370663] ? kasan_check_write+0x14/0x20 [ 841.379210] 0 pages in swap cache [ 841.384743] ? finish_task_switch+0x2f5/0x900 [ 841.388514] Swap cache stats: add 0, delete 0, find 0/0 [ 841.388523] Free swap = 0kB [ 841.392752] ? __switch_to_asm+0x40/0x70 [ 841.396171] Total swap = 0kB [ 841.396179] 1965979 pages RAM [ 841.400670] ? preempt_notifier_register+0x200/0x200 [ 841.405998] 0 pages HighMem/MovableOnly [ 841.406006] 342745 pages reserved [ 841.409017] ? __switch_to_asm+0x34/0x70 [ 841.413052] 0 pages cma reserved [ 841.413197] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 841.416080] ? __switch_to_asm+0x40/0x70 [ 841.419160] ksoftirqd/0 cpuset= [ 841.424254] ? __switch_to_asm+0x34/0x70 [ 841.428201] / [ 841.431645] ? __switch_to_asm+0x40/0x70 [ 841.431661] ? __switch_to_asm+0x34/0x70 [ 841.435702] mems_allowed=0 [ 841.439063] ? __switch_to_asm+0x40/0x70 [ 841.477488] ? pvclock_read_flags+0x160/0x160 [ 841.481992] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 841.487536] ? check_preemption_disabled+0x48/0x200 [ 841.492568] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 841.498110] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 841.503401] ? rcu_pm_notify+0xc0/0xc0 [ 841.507291] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 841.512839] ? check_preemption_disabled+0x48/0x200 [ 841.517872] run_timer_softirq+0x52/0xb0 [ 841.521938] ? rcu_read_lock_sched_held+0x108/0x120 [ 841.526967] __do_softirq+0x30b/0xad8 [ 841.530789] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 841.535902] ? smpboot_thread_fn+0x334/0xa00 [ 841.540323] ? schedule+0x108/0x460 [ 841.543958] ? __schedule+0x1ed0/0x1ed0 [ 841.547939] ? trace_hardirqs_off+0xb8/0x310 [ 841.552349] ? ___might_sleep+0x1ed/0x300 [ 841.556504] ? smpboot_thread_fn+0x68b/0xa00 [ 841.560919] ? trace_hardirqs_on+0x310/0x310 [ 841.565349] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 841.570892] ? check_preemption_disabled+0x48/0x200 [ 841.575908] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 841.581452] ? takeover_tasklets+0xa90/0xa90 [ 841.585873] run_ksoftirqd+0x94/0x100 [ 841.589678] smpboot_thread_fn+0x68b/0xa00 [ 841.593922] ? sort_range+0x30/0x30 [ 841.597557] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 841.602663] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 841.608206] ? __kthread_parkme+0xfb/0x1a0 [ 841.612449] kthread+0x35a/0x420 [ 841.615817] ? sort_range+0x30/0x30 [ 841.619452] ? kthread_bind+0x40/0x40 [ 841.623260] ret_from_fork+0x3a/0x50 [ 841.626994] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 841.627075] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 841.633842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 841.633851] Call Trace: [ 841.640443] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 841.649687] dump_stack+0x1c4/0x2b4 [ 841.652251] ksoftirqd/1 cpuset= [ 841.662590] ? dump_stack_print_info.cold.2+0x52/0x52 [ 841.666197] / [ 841.669485] warn_alloc.cold.119+0xb7/0x1bd [ 841.674642] mems_allowed=0 [ 841.676351] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 841.688393] ? lock_downgrade+0x900/0x900 [ 841.692550] ? trace_hardirqs_off+0xb8/0x310 [ 841.696963] ? trace_hardirqs_off+0xb8/0x310 [ 841.701389] __alloc_pages_slowpath+0x2667/0x2d80 [ 841.706263] ? warn_alloc+0x120/0x120 [ 841.710075] ? warn_alloc+0x120/0x120 [ 841.713882] ? lock_downgrade+0x900/0x900 [ 841.718032] ? print_usage_bug+0xc0/0xc0 [ 841.722107] ? warn_alloc+0x120/0x120 [ 841.725911] ? print_usage_bug+0xc0/0xc0 [ 841.729986] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 841.735550] ? wake_up_klogd+0x11a/0x180 [ 841.739615] ? console_device+0xc0/0xc0 [ 841.743590] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 841.749132] ? should_fail+0x22d/0xd01 [ 841.753114] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 841.758356] ? __lock_acquire+0x7ec/0x4ec0 [ 841.762598] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 841.767705] ? should_fail+0x22d/0xd01 [ 841.771596] ? wake_up_klogd+0x180/0x180 [ 841.775668] ? mark_held_locks+0x130/0x130 [ 841.779906] ? mark_held_locks+0x130/0x130 [ 841.784145] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 841.789947] ? kasan_check_read+0x11/0x20 [ 841.794098] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 841.799379] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 841.804913] ? check_preemption_disabled+0x48/0x200 [ 841.809926] ? check_preemption_disabled+0x48/0x200 [ 841.814946] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 841.820484] ? check_preemption_disabled+0x48/0x200 [ 841.825512] ? check_preemption_disabled+0x48/0x200 [ 841.830554] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 841.836090] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 841.841368] ? rcu_pm_notify+0xc0/0xc0 [ 841.845265] __alloc_pages_nodemask+0xa80/0xde0 [ 841.850086] ? graph_lock+0x170/0x170 [ 841.853893] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 841.858907] ? graph_lock+0x170/0x170 [ 841.862717] ? find_held_lock+0x36/0x1c0 [ 841.866795] ? ____cache_alloc_node+0x1c7/0x1e0 [ 841.871466] ? lock_downgrade+0x900/0x900 [ 841.875627] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 841.881174] cache_grow_begin+0x91/0x8c0 [ 841.885242] ? do_raw_spin_unlock+0xa7/0x2f0 [ 841.889668] fallback_alloc+0x203/0x2e0 [ 841.893652] ____cache_alloc_node+0x1c7/0x1e0 [ 841.898156] kmem_cache_alloc+0x1f8/0x730 [ 841.902309] ? graph_lock+0x170/0x170 [ 841.906127] __build_skb+0xab/0x430 [ 841.909756] ? skb_try_coalesce+0x1b70/0x1b70 [ 841.914252] ? mark_held_locks+0x130/0x130 [ 841.918499] ? __alloc_pages_nodemask+0xde0/0xde0 [ 841.923347] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 841.928882] ? check_preemption_disabled+0x48/0x200 [ 841.933910] __napi_alloc_skb+0x1d6/0x310 [ 841.938070] page_to_skb.isra.42+0xee/0x960 [ 841.942395] ? check_preemption_disabled+0x48/0x200 [ 841.947417] ? virtnet_remove+0xf0/0xf0 [ 841.951395] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 841.957195] ? kasan_check_read+0x11/0x20 [ 841.961353] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 841.966632] ? rcu_bh_qs+0xc0/0xc0 [ 841.970188] receive_mergeable+0x15ae/0x3ca0 [ 841.974615] ? virtnet_probe+0x2320/0x2320 [ 841.978875] ? vprintk_emit+0x6d5/0x930 [ 841.982868] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 841.988421] ? wake_up_klogd+0x11a/0x180 [ 841.992484] ? console_device+0xc0/0xc0 [ 841.996467] ? do_raw_spin_lock+0xc1/0x200 [ 842.000712] ? vprintk_emit+0x268/0x930 [ 842.004703] ? wake_up_klogd+0x180/0x180 [ 842.008767] ? find_held_lock+0x36/0x1c0 [ 842.012844] ? ___ratelimit+0x36f/0x655 [ 842.016823] ? lock_downgrade+0x900/0x900 [ 842.020975] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 842.026517] ? trace_hardirqs_off+0xb8/0x310 [ 842.030929] ? kasan_check_read+0x11/0x20 [ 842.035086] ? vprintk_func+0x85/0x181 [ 842.038981] ? printk+0xa7/0xcf [ 842.042266] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 842.047029] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 842.052076] ? show_mem+0x169/0x17b [ 842.055730] ? print_usage_bug+0xc0/0xc0 [ 842.059791] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 842.064636] ? lock_downgrade+0x900/0x900 [ 842.068788] ? print_usage_bug+0xc0/0xc0 [ 842.072859] ? print_usage_bug+0xc0/0xc0 [ 842.076934] ? __lock_acquire+0x7ec/0x4ec0 [ 842.081173] ? print_usage_bug+0xc0/0xc0 [ 842.085260] ? __lock_acquire+0x7ec/0x4ec0 [ 842.089509] ? __lock_acquire+0x7ec/0x4ec0 [ 842.093756] ? __lock_acquire+0x7ec/0x4ec0 [ 842.098099] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 842.103984] ? ret_from_fork+0x3a/0x50 [ 842.107872] ? __lock_acquire+0x7ec/0x4ec0 [ 842.112123] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 842.118015] receive_buf+0xb4c/0x3390 [ 842.121850] ? unwind_next_frame.part.7+0x121/0x9e0 [ 842.126873] ? receive_mergeable+0x3ca0/0x3ca0 [ 842.131543] ? unwind_dump+0x190/0x190 [ 842.135448] ? unwind_next_frame+0x3e/0x50 [ 842.139693] ? __save_stack_trace+0x7d/0xf0 [ 842.144048] ? ret_from_fork+0x3a/0x50 [ 842.147950] ? print_usage_bug+0xc0/0xc0 [ 842.152017] ? save_stack+0x43/0xd0 [ 842.155737] ? __kasan_slab_free+0x102/0x150 [ 842.160143] ? kasan_slab_free+0xe/0x10 [ 842.164117] ? kmem_cache_free+0x83/0x290 [ 842.168264] ? kfree_skbmem+0x154/0x230 [ 842.172244] ? consume_skb+0x1b6/0x570 [ 842.176129] ? aoenet_rcv+0xa3/0x570 [ 842.179844] ? __netif_receive_skb_one_core+0x14d/0x200 [ 842.185206] ? __netif_receive_skb+0x2c/0x1e0 [ 842.189701] ? process_backlog+0x217/0x760 [ 842.193932] ? net_rx_action+0x7c5/0x1950 [ 842.198079] ? __do_softirq+0x30b/0xad8 [ 842.202061] ? run_ksoftirqd+0x94/0x100 [ 842.206042] ? smpboot_thread_fn+0x68b/0xa00 [ 842.210449] ? kthread+0x35a/0x420 [ 842.213997] ? ret_from_fork+0x3a/0x50 [ 842.217889] ? kasan_check_read+0x11/0x20 [ 842.222051] ? do_raw_spin_unlock+0xa7/0x2f0 [ 842.226464] ? __lock_acquire+0x7ec/0x4ec0 [ 842.230697] ? graph_lock+0x170/0x170 [ 842.234501] ? trace_hardirqs_off+0xb8/0x310 [ 842.238910] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 842.244444] ? check_preemption_disabled+0x48/0x200 [ 842.249473] ? check_preemption_disabled+0x48/0x200 [ 842.254497] ? mark_held_locks+0x130/0x130 [ 842.258740] ? __lock_is_held+0xb5/0x140 [ 842.262809] ? kfree_skbmem+0x154/0x230 [ 842.266784] ? kfree_skbmem+0x154/0x230 [ 842.270762] ? rcu_read_lock_sched_held+0x108/0x120 [ 842.275782] ? kmem_cache_free+0x24f/0x290 [ 842.280022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 842.285574] ? vring_use_dma_api+0xa5/0xc0 [ 842.289812] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 842.295359] ? vring_unmap_one+0x5a/0x410 [ 842.299515] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 842.305058] ? detach_buf+0x34b/0x5d0 [ 842.308870] ? alloc_skb_with_frags+0x7d0/0x7d0 [ 842.313545] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 842.319087] ? virtqueue_get_buf_ctx+0x3d1/0x860 [ 842.323844] ? graph_lock+0x170/0x170 [ 842.327664] ? detach_buf+0x5d0/0x5d0 [ 842.331475] ? __lock_acquire+0x7ec/0x4ec0 [ 842.335714] ? do_raw_spin_unlock+0xa7/0x2f0 [ 842.340140] virtnet_poll+0x421/0x105f [ 842.344055] ? receive_buf+0x3390/0x3390 [ 842.348121] ? process_backlog+0x483/0x760 [ 842.352356] ? process_backlog+0x483/0x760 [ 842.356609] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 842.361200] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 842.366740] ? check_preemption_disabled+0x48/0x200 [ 842.371775] ? check_preemption_disabled+0x48/0x200 [ 842.376803] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 842.382357] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 842.387663] net_rx_action+0x7c5/0x1950 [ 842.391657] ? napi_complete_done+0x6d0/0x6d0 [ 842.396159] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 842.401203] ? __run_timers+0xa20/0xc70 [ 842.405182] ? _raw_spin_unlock_irq+0x27/0x80 [ 842.409678] ? _raw_spin_unlock_irq+0x27/0x80 [ 842.414171] ? work_on_cpu_safe+0x90/0x90 [ 842.418319] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 842.422912] ? trace_hardirqs_on+0xbd/0x310 [ 842.427237] ? kasan_check_read+0x11/0x20 [ 842.431388] ? __run_timers+0xa20/0xc70 [ 842.435374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 842.440917] ? _raw_spin_unlock_irq+0x60/0x80 [ 842.445415] ? __run_timers+0xa4a/0xc70 [ 842.449389] ? find_held_lock+0x36/0x1c0 [ 842.453463] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 842.458826] ? _raw_spin_unlock_irq+0x27/0x80 [ 842.463322] ? _raw_spin_unlock_irq+0x27/0x80 [ 842.467826] ? lockdep_hardirqs_on+0x421/0x5c0 [ 842.472414] ? trace_hardirqs_on+0xbd/0x310 [ 842.476740] ? kasan_check_read+0x11/0x20 [ 842.480891] ? finish_task_switch+0x1f5/0x900 [ 842.485390] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 842.490844] ? compat_start_thread+0x80/0x80 [ 842.495274] ? pvclock_read_flags+0x160/0x160 [ 842.499770] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 842.505312] ? check_preemption_disabled+0x48/0x200 [ 842.510340] ? check_preemption_disabled+0x48/0x200 [ 842.515375] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 842.520918] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 842.526207] ? rcu_pm_notify+0xc0/0xc0 [ 842.530112] __do_softirq+0x30b/0xad8 [ 842.533940] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 842.539058] ? trace_hardirqs_off+0x310/0x310 [ 842.543585] ? schedule+0x108/0x460 [ 842.547224] ? trace_hardirqs_off+0xb8/0x310 [ 842.551637] ? smpboot_thread_fn+0x68b/0xa00 [ 842.556054] ? trace_hardirqs_on+0x310/0x310 [ 842.560465] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 842.566004] ? check_preemption_disabled+0x48/0x200 [ 842.571042] ? takeover_tasklets+0xa90/0xa90 [ 842.575456] run_ksoftirqd+0x94/0x100 [ 842.579260] smpboot_thread_fn+0x68b/0xa00 [ 842.583499] ? sort_range+0x30/0x30 [ 842.587131] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 842.592234] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 842.597773] ? __kthread_parkme+0xfb/0x1a0 [ 842.602010] kthread+0x35a/0x420 [ 842.605383] ? sort_range+0x30/0x30 [ 842.609009] ? kthread_bind+0x40/0x40 [ 842.612821] ret_from_fork+0x3a/0x50 [ 842.616549] warn_alloc_show_mem: 1 callbacks suppressed [ 842.616561] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 842.616563] Mem-Info: [ 842.616595] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 842.616595] active_file:12 inactive_file:10 isolated_file:5 [ 842.616595] unevictable:0 dirty:0 writeback:0 unstable:0 [ 842.616595] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 842.616595] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 842.616595] free:13666 free_pcp:452 free_cma:0 [ 842.621930] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 842.628861] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:48kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 842.628870] Node 0 [ 842.631292] Call Trace: [ 842.664193] 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 [ 842.673545] dump_stack+0x1c4/0x2b4 [ 842.701292] lowmem_reserve[]: 0 [ 842.703547] ? dump_stack_print_info.cold.2+0x52/0x52 [ 842.706090] 2817 6321 [ 842.731621] warn_alloc.cold.119+0xb7/0x1bd [ 842.735213] 6321 [ 842.738485] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 842.743651] Node 0 [ 842.746143] ? lock_downgrade+0x900/0x900 [ 842.750464] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 842.752505] ? trace_hardirqs_off+0xb8/0x310 [ 842.757312] lowmem_reserve[]: 0 [ 842.759561] ? trace_hardirqs_off+0xb8/0x310 [ 842.763669] 0 3503 [ 842.790750] __alloc_pages_slowpath+0x2667/0x2d80 [ 842.795147] 3503 [ 842.798449] ? warn_alloc+0x120/0x120 [ 842.802800] Node 0 [ 842.805044] ? warn_alloc+0x120/0x120 [ 842.809885] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:48kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 842.811915] ? print_usage_bug+0xc0/0xc0 [ 842.815686] lowmem_reserve[]: [ 842.817933] ? warn_alloc+0x120/0x120 [ 842.821698] 0 0 [ 842.850472] ? print_usage_bug+0xc0/0xc0 [ 842.854510] 0 [ 842.857611] ? __lock_acquire+0x7ec/0x4ec0 [ 842.861387] 0 [ 842.863369] ? __lock_acquire+0x7ec/0x4ec0 [ 842.867406] Node 0 [ 842.869205] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 842.873770] DMA: 1*4kB [ 842.875579] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 842.879787] (U) [ 842.882021] ? should_fail+0x22d/0xd01 [ 842.887523] 0*8kB 0*16kB [ 842.890112] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 842.895637] 1*32kB [ 842.897610] ? __lock_acquire+0x7ec/0x4ec0 [ 842.901513] (U) [ 842.904271] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 842.909352] 2*64kB [ 842.911583] ? __lock_acquire+0x7ec/0x4ec0 [ 842.915793] (U) [ 842.917765] ? should_fail+0x22d/0xd01 [ 842.922836] 1*128kB (U) [ 842.925081] ? mark_held_locks+0x130/0x130 [ 842.929284] 1*256kB [ 842.931256] ? mark_held_locks+0x130/0x130 [ 842.935118] (U) [ 842.937787] ? mark_held_locks+0xc7/0x130 [ 842.941997] 0*512kB [ 842.944311] ? print_usage_bug+0xc0/0xc0 [ 842.948519] 1*1024kB [ 842.950487] ? graph_lock+0x170/0x170 [ 842.954613] (U) [ 842.956936] ? print_usage_bug+0xc0/0xc0 [ 842.960974] 1*2048kB [ 842.963383] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 842.967166] (M) [ 842.969137] ? check_preemption_disabled+0x48/0x200 [ 842.973172] 3*4096kB [ 842.975575] ? check_preemption_disabled+0x48/0x200 [ 842.981086] (M) [ 842.983566] ? __lock_is_held+0xb5/0x140 [ 842.988549] = 15908kB [ 842.988557] Node 0 [ 842.990970] __alloc_pages_nodemask+0xa80/0xde0 [ 842.995950] DMA32: 1*4kB [ 842.997933] ? graph_lock+0x170/0x170 [ 843.002003] (U) [ 843.004413] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 843.006627] 0*8kB [ 843.011287] ? graph_lock+0x170/0x170 [ 843.014042] 2*16kB [ 843.017847] ? find_held_lock+0x36/0x1c0 [ 843.019787] (UM) [ 843.024803] ? ____cache_alloc_node+0x1c7/0x1e0 [ 843.026922] 2*32kB [ 843.030714] ? lock_downgrade+0x900/0x900 [ 843.032923] (M) [ 843.036989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 843.039027] 2*64kB [ 843.043698] cache_grow_begin+0x91/0x8c0 [ 843.045907] (M) [ 843.050070] ? do_raw_spin_unlock+0xa7/0x2f0 [ 843.052015] 4*128kB [ 843.057559] fallback_alloc+0x203/0x2e0 [ 843.059776] (M) [ 843.063850] ____cache_alloc_node+0x1c7/0x1e0 [ 843.065791] 4*256kB [ 843.070197] kmem_cache_alloc_node+0xe3/0x730 [ 843.072486] (UM) [ 843.076456] ? ipv6_get_ifaddr+0x42e/0x620 [ 843.078402] 5*512kB [ 843.082901] __alloc_skb+0x119/0x770 [ 843.085196] (UM) [ 843.089692] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 843.091724] 2*1024kB (M) [ 843.095962] ? skb_scrub_packet+0x490/0x490 [ 843.098262] 3*2048kB [ 843.101971] ? lock_downgrade+0x900/0x900 [ 843.104029] (UM) [ 843.109315] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 843.112051] 3*4096kB [ 843.116376] ? refcount_sub_and_test_checked+0x203/0x310 [ 843.118778] (M) [ 843.122938] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 843.124968] = 24804kB [ 843.124977] Node 0 [ 843.130514] ? addrconf_rs_timer+0x6f0/0x6f0 [ 843.132900] Normal: 172*4kB [ 843.138370] ndisc_alloc_skb+0x144/0x340 [ 843.140315] (UMEH) [ 843.145774] ndisc_send_rs+0x331/0x6e0 [ 843.148159] 656*8kB [ 843.150399] addrconf_rs_timer+0x3c0/0x6f0 [ 843.154774] (UMEH) [ 843.157793] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 843.161823] 279*16kB [ 843.164077] call_timer_fn+0x272/0x920 [ 843.167927] (UMEH) [ 843.170246] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 843.174471] 75*32kB [ 843.176701] ? process_timeout+0x40/0x40 [ 843.180912] (UMH) [ 843.183319] ? find_held_lock+0x36/0x1c0 [ 843.187183] 2*64kB [ 843.189417] ? __run_timers+0x7da/0xc70 [ 843.193617] (UH) [ 843.195937] ? _raw_spin_unlock_irq+0x27/0x80 [ 843.199968] 0*128kB [ 843.202111] ? _raw_spin_unlock_irq+0x27/0x80 [ 843.206150] 0*256kB [ 843.208382] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 843.212348] 2*512kB [ 843.214421] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 843.218889] (U) [ 843.221207] ? trace_hardirqs_on+0xbd/0x310 [ 843.225673] 0*1024kB [ 843.227998] ? kasan_check_read+0x11/0x20 [ 843.232197] 0*2048kB 0*4096kB [ 843.234531] ? __run_timers+0x7da/0xc70 [ 843.239083] = 13952kB [ 843.241063] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 843.245364] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 843.247766] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 843.251891] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 843.255075] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 843.259021] 406 total pagecache pages [ 843.261438] __run_timers+0x7e5/0xc70 [ 843.266866] 0 pages in swap cache [ 843.275701] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 843.279901] Swap cache stats: add 0, delete 0, find 0/0 [ 843.288465] ? compat_start_thread+0x80/0x80 [ 843.292676] Free swap = 0kB [ 843.296471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 843.300242] Total swap = 0kB [ 843.303703] ? kasan_check_write+0x14/0x20 [ 843.309045] 1965979 pages RAM [ 843.314402] ? finish_task_switch+0x2f5/0x900 [ 843.318781] 0 pages HighMem/MovableOnly [ 843.318790] 342745 pages reserved [ 843.321801] ? __switch_to_asm+0x40/0x70 [ 843.327304] 0 pages cma reserved [ 843.356934] ? preempt_notifier_register+0x200/0x200 [ 843.356952] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 843.356961] syz-executor2 cpuset= [ 843.362066] ? __switch_to_asm+0x34/0x70 [ 843.372556] syz2 [ 843.376005] ? __switch_to_asm+0x40/0x70 [ 843.376022] ? __switch_to_asm+0x34/0x70 [ 843.380076] mems_allowed=0 [ 843.382053] ? __switch_to_asm+0x40/0x70 [ 843.397105] ? __switch_to_asm+0x34/0x70 [ 843.401164] ? __switch_to_asm+0x40/0x70 [ 843.405240] ? pvclock_read_flags+0x160/0x160 [ 843.409768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 843.415303] ? check_preemption_disabled+0x48/0x200 [ 843.420331] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 843.425870] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 843.431153] ? rcu_pm_notify+0xc0/0xc0 [ 843.435050] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 843.440595] ? check_preemption_disabled+0x48/0x200 [ 843.445625] run_timer_softirq+0x52/0xb0 [ 843.449689] ? rcu_read_lock_sched_held+0x108/0x120 [ 843.454712] __do_softirq+0x30b/0xad8 [ 843.458530] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 843.463634] ? smpboot_thread_fn+0x334/0xa00 [ 843.468062] ? schedule+0x108/0x460 [ 843.471696] ? __schedule+0x1ed0/0x1ed0 [ 843.475679] ? trace_hardirqs_off+0xb8/0x310 [ 843.480088] ? ___might_sleep+0x1ed/0x300 [ 843.484235] ? smpboot_thread_fn+0x68b/0xa00 [ 843.488655] ? trace_hardirqs_on+0x310/0x310 [ 843.493086] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 843.498649] ? check_preemption_disabled+0x48/0x200 [ 843.503681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 843.509223] ? takeover_tasklets+0xa90/0xa90 [ 843.513725] run_ksoftirqd+0x94/0x100 [ 843.517621] smpboot_thread_fn+0x68b/0xa00 [ 843.521868] ? sort_range+0x30/0x30 [ 843.525502] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 843.530616] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 843.536155] ? __kthread_parkme+0xfb/0x1a0 [ 843.540399] kthread+0x35a/0x420 [ 843.543770] ? sort_range+0x30/0x30 [ 843.547432] ? kthread_bind+0x40/0x40 [ 843.551240] ret_from_fork+0x3a/0x50 [ 843.555001] CPU: 0 PID: 22873 Comm: syz-executor2 Not tainted 4.19.0-rc4+ #106 [ 843.555104] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 843.562376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 843.562387] Call Trace: [ 843.568985] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 843.578229] dump_stack+0x1c4/0x2b4 [ 843.580790] ksoftirqd/1 cpuset= [ 843.591112] ? dump_stack_print_info.cold.2+0x52/0x52 [ 843.594710] / [ 843.598010] warn_alloc.cold.119+0xb7/0x1bd [ 843.603176] mems_allowed=0 [ 843.604895] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 843.616969] ? lock_downgrade+0x900/0x900 [ 843.621151] ? trace_hardirqs_off+0xb8/0x310 [ 843.625680] ? trace_hardirqs_off+0xb8/0x310 [ 843.630119] __alloc_pages_slowpath+0x2667/0x2d80 [ 843.635024] ? warn_alloc+0x120/0x120 [ 843.638867] ? attach_entity_load_avg+0x860/0x860 [ 843.643727] ? warn_alloc+0x120/0x120 [ 843.647647] ? print_usage_bug+0xc0/0xc0 [ 843.652960] ? warn_alloc+0x120/0x120 [ 843.656783] ? print_usage_bug+0xc0/0xc0 [ 843.660862] ? rb_erase+0x3710/0x3710 [ 843.664684] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 843.670240] ? should_fail+0x22d/0xd01 [ 843.674143] ? graph_lock+0x170/0x170 [ 843.677964] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 843.683092] ? __lock_acquire+0x7ec/0x4ec0 [ 843.687346] ? should_fail+0x22d/0xd01 [ 843.691245] ? __update_load_avg_blocked_se+0x730/0x730 [ 843.696636] ? mark_held_locks+0x130/0x130 [ 843.700922] ? mark_held_locks+0x130/0x130 [ 843.705167] ? __lock_acquire+0x7ec/0x4ec0 [ 843.709411] ? update_load_avg+0x387/0x2470 [ 843.713762] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 843.719321] ? graph_lock+0x170/0x170 [ 843.723133] ? graph_lock+0x170/0x170 [ 843.726941] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 843.732486] ? check_preemption_disabled+0x48/0x200 [ 843.737509] ? check_preemption_disabled+0x48/0x200 [ 843.742553] ? __lock_is_held+0xb5/0x140 [ 843.746630] __alloc_pages_nodemask+0xa80/0xde0 [ 843.751306] ? graph_lock+0x170/0x170 [ 843.755123] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 843.760145] ? graph_lock+0x170/0x170 [ 843.763963] ? find_held_lock+0x36/0x1c0 [ 843.768075] ? ____cache_alloc_node+0x1c7/0x1e0 [ 843.772752] ? lock_downgrade+0x900/0x900 [ 843.776915] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 843.782465] cache_grow_begin+0x91/0x8c0 [ 843.786537] ? do_raw_spin_unlock+0xa7/0x2f0 [ 843.790966] fallback_alloc+0x203/0x2e0 [ 843.794956] ____cache_alloc_node+0x1c7/0x1e0 [ 843.799505] kmem_cache_alloc+0x1f8/0x730 [ 843.803709] skb_clone+0x1bb/0x500 [ 843.807269] ? finish_task_switch+0x1b5/0x900 [ 843.811791] ? skb_split+0x11e0/0x11e0 [ 843.815717] ? preempt_notifier_register+0x200/0x200 [ 843.820844] ? __switch_to_asm+0x34/0x70 [ 843.824927] ? __switch_to_asm+0x34/0x70 [ 843.829003] ? __switch_to_asm+0x40/0x70 [ 843.833095] ? __switch_to_asm+0x34/0x70 [ 843.837191] ? __switch_to_asm+0x40/0x70 [ 843.841274] ? __switch_to_asm+0x34/0x70 [ 843.845381] ? __switch_to_asm+0x40/0x70 [ 843.849464] ? __switch_to_asm+0x34/0x70 [ 843.853756] ? __switch_to_asm+0x34/0x70 [ 843.857841] ? __switch_to_asm+0x40/0x70 [ 843.861910] ? __switch_to_asm+0x34/0x70 [ 843.865984] bpf_clone_redirect+0xb9/0x490 [ 843.870237] ? __schedule+0x874/0x1ed0 [ 843.874139] bpf_prog_bebbfe2050753572+0xd1c/0x1000 [ 843.879176] ? __sched_text_start+0x8/0x8 [ 843.883359] ? retint_kernel+0x2d/0x2d [ 843.887252] ? trace_hardirqs_on_caller+0xc0/0x310 [ 843.892190] ? trace_hardirqs_on_caller+0xc0/0x310 [ 843.897132] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 843.901908] ? find_held_lock+0x36/0x1c0 [ 843.905986] ? lock_acquire+0x1ed/0x520 [ 843.909961] ? bpf_test_run+0x32e/0x5a0 [ 843.913939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 843.919477] ? check_preemption_disabled+0x48/0x200 [ 843.924517] ? kasan_check_read+0x11/0x20 [ 843.928670] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 843.933953] ? rcu_bh_qs+0xc0/0xc0 [ 843.937505] ? preempt_schedule+0x4d/0x60 [ 843.941659] ? ___preempt_schedule+0x16/0x18 [ 843.946133] ? bpf_test_run+0x1c0/0x5a0 [ 843.950121] ? netlink_diag_dump+0x2a0/0x2a0 [ 843.954562] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 843.960115] ? bpf_test_init.isra.9+0x70/0x100 [ 843.964709] ? bpf_prog_test_run_skb+0x634/0xb40 [ 843.969501] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 843.974358] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 843.979916] ? fput+0x130/0x1a0 [ 843.983203] ? __bpf_prog_get+0x9b/0x290 [ 843.987272] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 843.992130] ? bpf_prog_test_run+0x130/0x1a0 [ 843.996571] ? __x64_sys_bpf+0x3d8/0x510 [ 844.000645] ? bpf_prog_get+0x20/0x20 [ 844.004460] ? ksys_ioctl+0x81/0xd0 [ 844.008108] ? do_syscall_64+0x1b9/0x820 [ 844.012183] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 844.017564] ? syscall_return_slowpath+0x5e0/0x5e0 [ 844.022503] ? trace_hardirqs_on_caller+0x310/0x310 [ 844.027530] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 844.032554] ? recalc_sigpending_tsk+0x180/0x180 [ 844.037323] ? kasan_check_write+0x14/0x20 [ 844.041580] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 844.046445] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 844.051837] warn_alloc_show_mem: 1 callbacks suppressed [ 844.051851] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 844.051853] Mem-Info: [ 844.051889] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 844.051889] active_file:11 inactive_file:16 isolated_file:0 [ 844.051889] unevictable:0 dirty:0 writeback:0 unstable:0 [ 844.051889] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 844.051889] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 844.051889] free:13666 free_pcp:452 free_cma:0 [ 844.057228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 844.057241] Call Trace: [ 844.064200] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 844.066618] dump_stack+0x1c4/0x2b4 [ 844.099596] Node 0 [ 844.108968] ? dump_stack_print_info.cold.2+0x52/0x52 [ 844.111558] 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 [ 844.139068] warn_alloc.cold.119+0xb7/0x1bd [ 844.142665] lowmem_reserve[]: 0 [ 844.144915] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 844.150090] 2817 6321 [ 844.175621] ? lock_downgrade+0x900/0x900 [ 844.179933] 6321 [ 844.183215] ? trace_hardirqs_off+0xb8/0x310 [ 844.188030] Node 0 [ 844.190567] ? trace_hardirqs_off+0xb8/0x310 [ 844.194716] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 844.196749] __alloc_pages_slowpath+0x2667/0x2d80 [ 844.201127] lowmem_reserve[]: [ 844.203384] ? warn_alloc+0x120/0x120 [ 844.207745] 0 [ 844.234647] ? warn_alloc+0x120/0x120 [ 844.239464] 0 [ 844.242574] ? print_usage_bug+0xc0/0xc0 [ 844.246348] 3503 [ 844.248147] ? warn_alloc+0x120/0x120 [ 844.251914] 3503 [ 844.253722] ? print_usage_bug+0xc0/0xc0 [ 844.257755] Node 0 [ 844.259812] ? __lock_acquire+0x7ec/0x4ec0 [ 844.263628] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 844.265652] ? __lock_acquire+0x7ec/0x4ec0 [ 844.269686] lowmem_reserve[]: [ 844.271921] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 844.276131] 0 [ 844.304598] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 844.308814] 0 [ 844.311917] ? should_fail+0x22d/0xd01 [ 844.317422] 0 0 [ 844.319234] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 844.324756] Node 0 [ 844.326556] ? __lock_acquire+0x7ec/0x4ec0 [ 844.330414] DMA: [ 844.332391] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 844.337469] 1*4kB [ 844.339705] ? __lock_acquire+0x7ec/0x4ec0 [ 844.343913] (U) [ 844.345971] ? should_fail+0x22d/0xd01 [ 844.351059] 0*8kB [ 844.353244] ? mark_held_locks+0x130/0x130 [ 844.357438] 0*16kB 1*32kB [ 844.359422] ? mark_held_locks+0x130/0x130 [ 844.363281] (U) [ 844.365427] ? mark_held_locks+0xc7/0x130 [ 844.369638] 2*64kB [ 844.372475] ? print_usage_bug+0xc0/0xc0 [ 844.376682] (U) [ 844.378650] ? graph_lock+0x170/0x170 [ 844.382770] 1*128kB [ 844.385002] ? print_usage_bug+0xc0/0xc0 [ 844.389048] (U) [ 844.391022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 844.394797] 1*256kB [ 844.397113] ? check_preemption_disabled+0x48/0x200 [ 844.401145] (U) [ 844.403114] ? check_preemption_disabled+0x48/0x200 [ 844.408622] 0*512kB 1*1024kB [ 844.410954] ? __lock_is_held+0xb5/0x140 [ 844.415934] (U) [ 844.417911] __alloc_pages_nodemask+0xa80/0xde0 [ 844.422894] 1*2048kB (M) [ 844.426005] ? graph_lock+0x170/0x170 [ 844.430211] 3*4096kB (M) [ 844.432196] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 844.436832] = 15908kB [ 844.436844] Node 0 [ 844.439601] ? graph_lock+0x170/0x170 [ 844.443407] DMA32: 1*4kB [ 844.446188] ? find_held_lock+0x36/0x1c0 [ 844.451188] (U) [ 844.453601] ? ____cache_alloc_node+0x1c7/0x1e0 [ 844.455809] 0*8kB [ 844.459620] ? lock_downgrade+0x900/0x900 [ 844.462358] 2*16kB [ 844.466422] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 844.468363] (UM) [ 844.473027] cache_grow_begin+0x91/0x8c0 [ 844.475159] 2*32kB [ 844.479301] ? do_raw_spin_unlock+0xa7/0x2f0 [ 844.481519] (M) [ 844.487062] fallback_alloc+0x203/0x2e0 [ 844.489101] 2*64kB [ 844.493163] ____cache_alloc_node+0x1c7/0x1e0 [ 844.495375] (M) [ 844.499794] kmem_cache_alloc_node+0xe3/0x730 [ 844.501744] 4*128kB [ 844.505712] ? ipv6_get_ifaddr+0x42e/0x620 [ 844.507918] (M) [ 844.512412] __alloc_skb+0x119/0x770 [ 844.514364] 4*256kB [ 844.518860] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 844.521154] (UM) [ 844.525382] ? skb_scrub_packet+0x490/0x490 [ 844.527326] 5*512kB (UM) [ 844.531072] ? lock_downgrade+0x900/0x900 [ 844.533372] 2*1024kB [ 844.538650] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 844.540686] (M) [ 844.545008] ? refcount_sub_and_test_checked+0x203/0x310 [ 844.547752] 3*2048kB [ 844.551918] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 844.554300] (UM) [ 844.559841] ? addrconf_rs_timer+0x6f0/0x6f0 [ 844.561789] 3*4096kB [ 844.567249] ndisc_alloc_skb+0x144/0x340 [ 844.569626] (M) [ 844.575081] ndisc_send_rs+0x331/0x6e0 [ 844.577118] = 24804kB [ 844.581521] addrconf_rs_timer+0x3c0/0x6f0 [ 844.583904] Node 0 [ 844.587960] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 844.589909] Normal: [ 844.593795] call_timer_fn+0x272/0x920 [ 844.596171] 172*4kB [ 844.600401] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 844.602614] (UMEH) [ 844.606850] ? process_timeout+0x40/0x40 [ 844.609147] 656*8kB [ 844.613026] ? find_held_lock+0x36/0x1c0 [ 844.615337] (UMEH) [ 844.619567] ? __run_timers+0x7da/0xc70 [ 844.621775] 279*16kB [ 844.625835] ? _raw_spin_unlock_irq+0x27/0x80 [ 844.628131] (UMEH) [ 844.632184] ? _raw_spin_unlock_irq+0x27/0x80 [ 844.634405] 75*32kB [ 844.638375] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 844.640761] (UMH) [ 844.645268] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 844.647478] 2*64kB [ 844.651973] ? trace_hardirqs_on+0xbd/0x310 [ 844.654272] (UH) [ 844.658519] ? kasan_check_read+0x11/0x20 [ 844.660639] 0*128kB [ 844.665215] ? __run_timers+0x7da/0xc70 [ 844.667435] 0*256kB [ 844.671754] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 844.673790] 2*512kB [ 844.677950] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 844.680244] (U) [ 844.684212] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 844.686510] 0*1024kB [ 844.691978] __run_timers+0x7e5/0xc70 [ 844.694279] 0*2048kB [ 844.698525] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 844.700469] 0*4096kB [ 844.704699] ? compat_start_thread+0x80/0x80 [ 844.704719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 844.707115] = 13952kB [ 844.707136] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 844.710942] ? kasan_check_write+0x14/0x20 [ 844.713330] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 844.718694] ? finish_task_switch+0x2f5/0x900 [ 844.721078] 406 total pagecache pages [ 844.725480] ? __switch_to_asm+0x40/0x70 [ 844.730999] 0 pages in swap cache [ 844.733405] ? preempt_notifier_register+0x200/0x200 [ 844.742227] Swap cache stats: add 0, delete 0, find 0/0 [ 844.746467] ? __switch_to_asm+0x34/0x70 [ 844.755026] Free swap = 0kB [ 844.759536] ? __switch_to_asm+0x40/0x70 [ 844.763303] Total swap = 0kB [ 844.763312] 1965979 pages RAM [ 844.767368] ? __switch_to_asm+0x34/0x70 [ 844.767385] ? __switch_to_asm+0x40/0x70 [ 844.770813] 0 pages HighMem/MovableOnly [ 844.770823] 342745 pages reserved [ 844.775930] ? __switch_to_asm+0x34/0x70 [ 844.781262] 0 pages cma reserved [ 844.781404] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 844.785331] ? __switch_to_asm+0x40/0x70 [ 844.788329] syz-executor2 cpuset= [ 844.792402] ? pvclock_read_flags+0x160/0x160 [ 844.795392] syz2 [ 844.798510] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 844.802546] mems_allowed=0 [ 844.806607] ? check_preemption_disabled+0x48/0x200 [ 844.859881] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 844.865421] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 844.870701] ? rcu_pm_notify+0xc0/0xc0 [ 844.874595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 844.880137] ? check_preemption_disabled+0x48/0x200 [ 844.885162] run_timer_softirq+0x52/0xb0 [ 844.889228] ? rcu_read_lock_sched_held+0x108/0x120 [ 844.894248] __do_softirq+0x30b/0xad8 [ 844.898077] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 844.903189] ? smpboot_thread_fn+0x334/0xa00 [ 844.907617] ? schedule+0x108/0x460 [ 844.911263] ? __schedule+0x1ed0/0x1ed0 [ 844.915267] ? trace_hardirqs_off+0xb8/0x310 [ 844.919684] ? ___might_sleep+0x1ed/0x300 [ 844.923840] ? smpboot_thread_fn+0x68b/0xa00 [ 844.928252] ? trace_hardirqs_on+0x310/0x310 [ 844.932670] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 844.938232] ? check_preemption_disabled+0x48/0x200 [ 844.943255] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 844.948801] ? takeover_tasklets+0xa90/0xa90 [ 844.953225] run_ksoftirqd+0x94/0x100 [ 844.957030] smpboot_thread_fn+0x68b/0xa00 [ 844.961283] ? sort_range+0x30/0x30 [ 844.964916] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 844.970026] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 844.975579] ? __kthread_parkme+0xfb/0x1a0 [ 844.979821] kthread+0x35a/0x420 [ 844.983816] ? sort_range+0x30/0x30 [ 844.987452] ? kthread_bind+0x40/0x40 [ 844.991260] ret_from_fork+0x3a/0x50 [ 844.994994] CPU: 0 PID: 22873 Comm: syz-executor2 Not tainted 4.19.0-rc4+ #106 [ 844.995077] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 845.002371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 845.002380] Call Trace: [ 845.009010] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 845.018223] dump_stack+0x1c4/0x2b4 [ 845.020788] ksoftirqd/1 cpuset= [ 845.031214] ? dump_stack_print_info.cold.2+0x52/0x52 [ 845.034815] / [ 845.038099] warn_alloc.cold.119+0xb7/0x1bd [ 845.043256] mems_allowed=0 [ 845.044966] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 845.057028] ? lock_downgrade+0x900/0x900 [ 845.061197] ? trace_hardirqs_off+0xb8/0x310 [ 845.065616] ? trace_hardirqs_off+0xb8/0x310 [ 845.070043] __alloc_pages_slowpath+0x2667/0x2d80 [ 845.074925] ? warn_alloc+0x120/0x120 [ 845.078738] ? attach_entity_load_avg+0x860/0x860 [ 845.083586] ? warn_alloc+0x120/0x120 [ 845.087396] ? print_usage_bug+0xc0/0xc0 [ 845.091461] ? warn_alloc+0x120/0x120 [ 845.095265] ? print_usage_bug+0xc0/0xc0 [ 845.099341] ? rb_erase+0x3710/0x3710 [ 845.103154] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 845.108696] ? should_fail+0x22d/0xd01 [ 845.112584] ? graph_lock+0x170/0x170 [ 845.116392] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 845.121499] ? __lock_acquire+0x7ec/0x4ec0 [ 845.125746] ? should_fail+0x22d/0xd01 [ 845.129638] ? __update_load_avg_blocked_se+0x730/0x730 [ 845.135028] ? mark_held_locks+0x130/0x130 [ 845.139289] ? mark_held_locks+0x130/0x130 [ 845.143524] ? graph_lock+0x170/0x170 [ 845.147337] ? __lock_acquire+0x7ec/0x4ec0 [ 845.151580] ? update_load_avg+0x387/0x2470 [ 845.155908] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 845.161450] ? graph_lock+0x170/0x170 [ 845.165258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 845.170801] ? check_preemption_disabled+0x48/0x200 [ 845.175817] ? check_preemption_disabled+0x48/0x200 [ 845.180852] ? __lock_is_held+0xb5/0x140 [ 845.184926] __alloc_pages_nodemask+0xa80/0xde0 [ 845.189601] ? graph_lock+0x170/0x170 [ 845.193412] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 845.198427] ? graph_lock+0x170/0x170 [ 845.202328] ? find_held_lock+0x36/0x1c0 [ 845.206409] ? ____cache_alloc_node+0x1c7/0x1e0 [ 845.211138] ? lock_downgrade+0x900/0x900 [ 845.215305] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 845.220858] cache_grow_begin+0x91/0x8c0 [ 845.224930] ? do_raw_spin_unlock+0xa7/0x2f0 [ 845.229356] fallback_alloc+0x203/0x2e0 [ 845.233345] ____cache_alloc_node+0x1c7/0x1e0 [ 845.237859] kmem_cache_alloc+0x1f8/0x730 [ 845.242027] skb_clone+0x1bb/0x500 [ 845.245582] ? skb_split+0x11e0/0x11e0 [ 845.249476] ? kasan_check_read+0x11/0x20 [ 845.253637] ? __schedule+0x150b/0x1ed0 [ 845.257619] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 845.263078] ? lock_repin_lock+0x430/0x430 [ 845.267337] bpf_clone_redirect+0xb9/0x490 [ 845.271584] ? __schedule+0x150b/0x1ed0 [ 845.275568] bpf_prog_bebbfe2050753572+0xd1c/0x1000 [ 845.280590] ? __sched_text_start+0x8/0x8 [ 845.284747] ? retint_kernel+0x2d/0x2d [ 845.288652] ? trace_hardirqs_on_caller+0xc0/0x310 [ 845.293597] ? trace_hardirqs_on_caller+0xc0/0x310 [ 845.298554] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 845.303340] ? find_held_lock+0x36/0x1c0 [ 845.307417] ? lock_acquire+0x1ed/0x520 [ 845.311394] ? bpf_test_run+0x32e/0x5a0 [ 845.315392] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 845.320936] ? check_preemption_disabled+0x48/0x200 [ 845.325964] ? kasan_check_read+0x11/0x20 [ 845.330126] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 845.335415] ? rcu_bh_qs+0xc0/0xc0 [ 845.338969] ? preempt_schedule+0x4d/0x60 [ 845.343137] ? ___preempt_schedule+0x16/0x18 [ 845.347590] ? bpf_test_run+0x1c0/0x5a0 [ 845.351598] ? netlink_diag_dump+0x2a0/0x2a0 [ 845.356026] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 845.361584] ? bpf_test_init.isra.9+0x70/0x100 [ 845.366180] ? bpf_prog_test_run_skb+0x634/0xb40 [ 845.370950] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 845.375802] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 845.381349] ? fput+0x130/0x1a0 [ 845.384638] ? __bpf_prog_get+0x9b/0x290 [ 845.388705] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 845.393562] ? bpf_prog_test_run+0x130/0x1a0 [ 845.397988] ? __x64_sys_bpf+0x3d8/0x510 [ 845.402064] ? bpf_prog_get+0x20/0x20 [ 845.405882] ? ksys_ioctl+0x81/0xd0 [ 845.409529] ? do_syscall_64+0x1b9/0x820 [ 845.413598] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 845.418974] ? syscall_return_slowpath+0x5e0/0x5e0 [ 845.424176] ? trace_hardirqs_on_caller+0x310/0x310 [ 845.429202] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 845.434223] ? recalc_sigpending_tsk+0x180/0x180 [ 845.438987] ? kasan_check_write+0x14/0x20 [ 845.443240] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 845.448096] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 845.453479] warn_alloc_show_mem: 1 callbacks suppressed [ 845.453493] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 845.453495] Mem-Info: [ 845.453531] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 845.453531] active_file:11 inactive_file:16 isolated_file:0 [ 845.453531] unevictable:0 dirty:0 writeback:0 unstable:0 [ 845.453531] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 845.453531] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 845.453531] free:13666 free_pcp:452 free_cma:0 [ 845.458868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 845.465806] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 845.468204] Call Trace: [ 845.501080] Node 0 [ 845.510442] dump_stack+0x1c4/0x2b4 [ 845.537956] 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 [ 845.540516] ? dump_stack_print_info.cold.2+0x52/0x52 [ 845.542721] lowmem_reserve[]: [ 845.546359] warn_alloc.cold.119+0xb7/0x1bd [ 845.571845] 0 2817 [ 845.577082] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 845.580145] 6321 6321 [ 845.584475] ? lock_downgrade+0x900/0x900 [ 845.591527] ? trace_hardirqs_off+0xb8/0x310 [ 845.593997] Node 0 [ 845.598137] ? trace_hardirqs_off+0xb8/0x310 [ 845.602587] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 845.604820] __alloc_pages_slowpath+0x2667/0x2d80 [ 845.609195] lowmem_reserve[]: [ 845.636139] ? mark_held_locks+0x130/0x130 [ 845.640956] 0 [ 845.644077] ? warn_alloc+0x120/0x120 [ 845.648283] 0 3503 [ 845.650122] ? warn_alloc+0x120/0x120 [ 845.653895] 3503 [ 845.656133] ? print_usage_bug+0xc0/0xc0 [ 845.661981] ? warn_alloc+0x120/0x120 [ 845.666025] Node 0 Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 845.669900] ? print_usage_bug+0xc0/0xc0 [ 845.669917] ? find_held_lock+0x36/0x1c0 [ 845.698970] lowmem_reserve[]: [ 845.703059] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 845.707075] 0 [ 845.710176] ? should_fail+0x22d/0xd01 [ 845.715697] 0 0 [ 845.717524] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 845.721372] 0 [ 845.723350] ? __lock_acquire+0x7ec/0x4ec0 [ 845.723370] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 845.728446] Node 0 [ 845.730243] ? __lock_acquire+0x7ec/0x4ec0 [ 845.734443] DMA: 1*4kB [ 845.739555] ? should_fail+0x22d/0xd01 [ 845.741763] (U) [ 845.745999] ? mark_held_locks+0x130/0x130 [ 845.748544] 0*8kB 0*16kB [ 845.752439] ? mark_held_locks+0x130/0x130 [ 845.754386] 1*32kB (U) [ 845.758623] ? __account_cfs_rq_runtime+0x790/0x790 [ 845.761363] 2*64kB [ 845.765591] ? select_task_rq_fair+0x754/0x34f0 [ 845.768146] (U) [ 845.773158] ? lock_downgrade+0x900/0x900 [ 845.775373] 1*128kB [ 845.780043] ? check_preemption_disabled+0x48/0x200 [ 845.781993] (U) [ 845.786138] ? graph_lock+0x170/0x170 [ 845.788438] 1*256kB [ 845.793544] ? print_usage_bug+0xc0/0xc0 [ 845.795498] (U) [ 845.799295] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 845.801592] 0*512kB [ 845.805656] ? check_preemption_disabled+0x48/0x200 [ 845.807612] 1*1024kB [ 845.813160] ? check_preemption_disabled+0x48/0x200 [ 845.815460] (U) [ 845.820488] ? __lock_is_held+0xb5/0x140 [ 845.822875] 1*2048kB (M) [ 845.827906] __alloc_pages_nodemask+0xa80/0xde0 [ 845.829858] 3*4096kB [ 845.833925] ? graph_lock+0x170/0x170 [ 845.836661] (M) [ 845.841340] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 845.843724] = 15908kB [ 845.847538] ? graph_lock+0x170/0x170 [ 845.849492] Node 0 [ 845.854517] ? find_held_lock+0x36/0x1c0 [ 845.856897] DMA32: [ 845.860700] ? ____cache_alloc_node+0x1c7/0x1e0 [ 845.862910] 1*4kB [ 845.866982] ? lock_downgrade+0x900/0x900 [ 845.869199] (U) [ 845.873883] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 845.876010] 0*8kB [ 845.880161] cache_grow_begin+0x91/0x8c0 [ 845.882109] 2*16kB [ 845.887647] ? do_raw_spin_unlock+0xa7/0x2f0 [ 845.889797] (UM) [ 845.893864] fallback_alloc+0x203/0x2e0 [ 845.896089] 2*32kB [ 845.900494] ____cache_alloc_node+0x1c7/0x1e0 [ 845.902529] (M) [ 845.906507] kmem_cache_alloc_node+0xe3/0x730 [ 845.908719] 2*64kB [ 845.913216] ? ipv6_get_ifaddr+0x42e/0x620 [ 845.915165] (M) [ 845.919669] __alloc_skb+0x119/0x770 [ 845.921886] 4*128kB [ 845.926117] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 845.928068] (M) [ 845.931781] ? skb_scrub_packet+0x490/0x490 [ 845.934081] 4*256kB [ 845.939386] ? lock_downgrade+0x900/0x900 [ 845.941338] (UM) [ 845.945663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 845.947957] 5*512kB [ 845.952108] ? refcount_sub_and_test_checked+0x203/0x310 [ 845.954145] (UM) [ 845.959685] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 845.961985] 2*1024kB [ 845.967436] ? addrconf_rs_timer+0x6f0/0x6f0 [ 845.969472] (M) [ 845.974939] ndisc_alloc_skb+0x144/0x340 [ 845.977311] 3*2048kB (UM) [ 845.981731] ndisc_send_rs+0x331/0x6e0 [ 845.983700] 3*4096kB [ 845.987762] addrconf_rs_timer+0x3c0/0x6f0 [ 845.990595] (M) [ 845.994481] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 845.996863] = 24804kB [ 846.001100] call_timer_fn+0x272/0x920 [ 846.003060] Node 0 [ 846.007290] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 846.009671] Normal: [ 846.013582] ? process_timeout+0x40/0x40 [ 846.015798] 172*4kB [ 846.020056] ? find_held_lock+0x36/0x1c0 [ 846.022355] (UMEH) [ 846.026417] ? __run_timers+0x7da/0xc70 [ 846.028798] 656*8kB [ 846.032941] ? _raw_spin_unlock_irq+0x27/0x80 [ 846.035147] (UMEH) 279*16kB [ 846.039286] ? _raw_spin_unlock_irq+0x27/0x80 [ 846.041592] (UMEH) [ 846.046082] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 846.046102] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 846.049099] 75*32kB [ 846.053592] ? trace_hardirqs_on+0xbd/0x310 [ 846.055812] (UMH) [ 846.060069] ? kasan_check_read+0x11/0x20 [ 846.064628] 2*64kB [ 846.066953] ? __run_timers+0x7da/0xc70 [ 846.071246] (UH) [ 846.073395] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 846.077510] 0*128kB 0*256kB [ 846.079763] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 846.083701] 2*512kB (U) [ 846.085771] __run_timers+0x7e5/0xc70 [ 846.091191] 0*1024kB 0*2048kB [ 846.094236] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 846.098428] 0*4096kB = 13952kB [ 846.101097] ? compat_start_thread+0x80/0x80 [ 846.101117] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 846.104904] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 846.108085] ? kasan_check_write+0x14/0x20 [ 846.113427] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 846.116609] ? finish_task_switch+0x2f5/0x900 [ 846.120992] 406 total pagecache pages [ 846.126527] ? __switch_to_asm+0x40/0x70 [ 846.135350] 0 pages in swap cache [ 846.139582] ? preempt_notifier_register+0x200/0x200 [ 846.148127] Swap cache stats: add 0, delete 0, find 0/0 [ 846.148137] Free swap = 0kB [ 846.152726] ? __switch_to_asm+0x34/0x70 [ 846.156518] Total swap = 0kB [ 846.160591] ? __switch_to_asm+0x40/0x70 [ 846.164021] 1965979 pages RAM [ 846.169131] ? __switch_to_asm+0x34/0x70 [ 846.174464] 0 pages HighMem/MovableOnly [ 846.174474] 342745 pages reserved [ 846.177498] ? __switch_to_asm+0x40/0x70 [ 846.181535] 0 pages cma reserved [ 846.184552] ? __switch_to_asm+0x34/0x70 [ 846.188709] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 846.191693] ? __switch_to_asm+0x40/0x70 [ 846.195733] syz-executor2 cpuset= [ 846.199710] ? pvclock_read_flags+0x160/0x160 [ 846.203135] syz2 [ 846.207193] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 846.210545] mems_allowed=0 [ 846.214598] ? check_preemption_disabled+0x48/0x200 [ 846.252474] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 846.258021] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 846.263310] ? rcu_pm_notify+0xc0/0xc0 [ 846.267201] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 846.272761] ? check_preemption_disabled+0x48/0x200 [ 846.277787] run_timer_softirq+0x52/0xb0 [ 846.281853] ? rcu_read_lock_sched_held+0x108/0x120 [ 846.286875] __do_softirq+0x30b/0xad8 [ 846.290689] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 846.295796] ? smpboot_thread_fn+0x334/0xa00 [ 846.300213] ? schedule+0x108/0x460 [ 846.303849] ? __schedule+0x1ed0/0x1ed0 [ 846.307839] ? trace_hardirqs_off+0xb8/0x310 [ 846.312271] ? ___might_sleep+0x1ed/0x300 [ 846.316427] ? smpboot_thread_fn+0x68b/0xa00 [ 846.320849] ? trace_hardirqs_on+0x310/0x310 [ 846.325263] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 846.330903] ? check_preemption_disabled+0x48/0x200 [ 846.335926] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 846.341471] ? takeover_tasklets+0xa90/0xa90 [ 846.345900] run_ksoftirqd+0x94/0x100 [ 846.349704] smpboot_thread_fn+0x68b/0xa00 [ 846.353953] ? sort_range+0x30/0x30 [ 846.357581] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 846.362692] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 846.368233] ? __kthread_parkme+0xfb/0x1a0 [ 846.372475] kthread+0x35a/0x420 [ 846.375853] ? sort_range+0x30/0x30 [ 846.379483] ? kthread_bind+0x40/0x40 [ 846.383289] ret_from_fork+0x3a/0x50 [ 846.387026] CPU: 0 PID: 22873 Comm: syz-executor2 Not tainted 4.19.0-rc4+ #106 [ 846.387107] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 846.394397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 846.394402] Call Trace: [ 846.394423] dump_stack+0x1c4/0x2b4 [ 846.394443] ? dump_stack_print_info.cold.2+0x52/0x52 [ 846.400993] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 846.410285] warn_alloc.cold.119+0xb7/0x1bd [ 846.412838] ksoftirqd/1 cpuset= [ 846.416471] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 846.421633] / [ 846.431951] ? lock_downgrade+0x900/0x900 [ 846.436249] mems_allowed=0 [ 846.439531] ? trace_hardirqs_off+0xb8/0x310 [ 846.457547] ? trace_hardirqs_off+0xb8/0x310 [ 846.461975] __alloc_pages_slowpath+0x2667/0x2d80 [ 846.466856] ? warn_alloc+0x120/0x120 [ 846.470665] ? attach_entity_load_avg+0x860/0x860 [ 846.475521] ? warn_alloc+0x120/0x120 [ 846.479340] ? print_usage_bug+0xc0/0xc0 [ 846.483492] ? warn_alloc+0x120/0x120 [ 846.487297] ? print_usage_bug+0xc0/0xc0 [ 846.491374] ? rb_erase+0x3710/0x3710 [ 846.495184] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 846.500725] ? should_fail+0x22d/0xd01 [ 846.504616] ? graph_lock+0x170/0x170 [ 846.508428] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 846.514071] ? __lock_acquire+0x7ec/0x4ec0 [ 846.518341] ? should_fail+0x22d/0xd01 [ 846.522238] ? __update_load_avg_blocked_se+0x730/0x730 [ 846.527617] ? mark_held_locks+0x130/0x130 [ 846.531859] ? mark_held_locks+0x130/0x130 [ 846.536099] ? graph_lock+0x170/0x170 [ 846.539906] ? __lock_acquire+0x7ec/0x4ec0 [ 846.544149] ? update_load_avg+0x387/0x2470 [ 846.548474] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 846.554015] ? graph_lock+0x170/0x170 [ 846.557830] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 846.563379] ? check_preemption_disabled+0x48/0x200 [ 846.568395] ? check_preemption_disabled+0x48/0x200 [ 846.573428] ? __lock_is_held+0xb5/0x140 [ 846.577500] __alloc_pages_nodemask+0xa80/0xde0 [ 846.582173] ? graph_lock+0x170/0x170 [ 846.585979] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 846.590997] ? graph_lock+0x170/0x170 [ 846.594813] ? find_held_lock+0x36/0x1c0 [ 846.598892] ? ____cache_alloc_node+0x1c7/0x1e0 [ 846.603568] ? lock_downgrade+0x900/0x900 [ 846.607740] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 846.613292] cache_grow_begin+0x91/0x8c0 [ 846.617363] ? do_raw_spin_unlock+0xa7/0x2f0 [ 846.621781] fallback_alloc+0x203/0x2e0 [ 846.625765] ____cache_alloc_node+0x1c7/0x1e0 [ 846.630268] kmem_cache_alloc+0x1f8/0x730 [ 846.634430] skb_clone+0x1bb/0x500 [ 846.637977] ? skb_split+0x11e0/0x11e0 [ 846.641868] ? kasan_check_read+0x11/0x20 [ 846.646046] ? __schedule+0x150b/0x1ed0 [ 846.650046] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 846.655504] ? lock_repin_lock+0x430/0x430 [ 846.659754] bpf_clone_redirect+0xb9/0x490 [ 846.663996] ? __schedule+0x150b/0x1ed0 [ 846.667976] bpf_prog_bebbfe2050753572+0xd1c/0x1000 [ 846.672996] ? __sched_text_start+0x8/0x8 [ 846.677148] ? retint_kernel+0x2d/0x2d [ 846.681050] ? trace_hardirqs_on_caller+0xc0/0x310 [ 846.685982] ? trace_hardirqs_on_caller+0xc0/0x310 [ 846.690914] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 846.695679] ? find_held_lock+0x36/0x1c0 [ 846.699749] ? lock_acquire+0x1ed/0x520 [ 846.703727] ? bpf_test_run+0x32e/0x5a0 [ 846.707708] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 846.713264] ? check_preemption_disabled+0x48/0x200 [ 846.718296] ? kasan_check_read+0x11/0x20 [ 846.722455] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 846.727741] ? rcu_bh_qs+0xc0/0xc0 [ 846.731362] ? preempt_schedule+0x4d/0x60 [ 846.735514] ? ___preempt_schedule+0x16/0x18 [ 846.739939] ? bpf_test_run+0x1c0/0x5a0 [ 846.743934] ? netlink_diag_dump+0x2a0/0x2a0 [ 846.748359] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 846.753899] ? bpf_test_init.isra.9+0x70/0x100 [ 846.758492] ? bpf_prog_test_run_skb+0x634/0xb40 [ 846.763266] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 846.768120] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 846.773671] ? fput+0x130/0x1a0 [ 846.776960] ? __bpf_prog_get+0x9b/0x290 [ 846.781034] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 846.785904] ? bpf_prog_test_run+0x130/0x1a0 [ 846.790325] ? __x64_sys_bpf+0x3d8/0x510 [ 846.794395] ? bpf_prog_get+0x20/0x20 [ 846.798210] ? ksys_ioctl+0x81/0xd0 [ 846.801852] ? do_syscall_64+0x1b9/0x820 [ 846.805922] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 846.811303] ? syscall_return_slowpath+0x5e0/0x5e0 [ 846.816267] ? trace_hardirqs_on_caller+0x310/0x310 [ 846.821322] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 846.826372] ? recalc_sigpending_tsk+0x180/0x180 [ 846.831141] ? kasan_check_write+0x14/0x20 [ 846.835396] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 846.840255] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 846.845644] warn_alloc_show_mem: 1 callbacks suppressed [ 846.845657] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 846.845659] Mem-Info: [ 846.845697] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 846.845697] active_file:11 inactive_file:16 isolated_file:0 [ 846.845697] unevictable:0 dirty:0 writeback:0 unstable:0 [ 846.845697] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 846.845697] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 846.845697] free:13666 free_pcp:452 free_cma:0 [ 846.851535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 846.858484] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 846.860892] Call Trace: [ 846.893957] Node 0 [ 846.903327] dump_stack+0x1c4/0x2b4 [ 846.930863] 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 [ 846.933437] ? dump_stack_print_info.cold.2+0x52/0x52 [ 846.935641] lowmem_reserve[]: 0 [ 846.939286] warn_alloc.cold.119+0xb7/0x1bd [ 846.964869] 2817 6321 [ 846.970081] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 846.975144] 6321 [ 846.979473] ? lock_downgrade+0x900/0x900 [ 846.982189] Node 0 [ 846.987033] ? trace_hardirqs_off+0xb8/0x310 [ 846.989112] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 846.993228] ? trace_hardirqs_off+0xb8/0x310 [ 846.995615] lowmem_reserve[]: [ 847.000023] __alloc_pages_slowpath+0x2667/0x2d80 [ 847.026887] 0 0 [ 847.031330] ? mark_held_locks+0x130/0x130 [ 847.034381] 3503 [ 847.039220] ? warn_alloc+0x120/0x120 [ 847.041174] 3503 [ 847.045401] ? warn_alloc+0x120/0x120 [ 847.051239] ? print_usage_bug+0xc0/0xc0 [ 847.053276] Node 0 [ 847.057074] ? warn_alloc+0x120/0x120 [ 847.061141] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 847.063350] ? print_usage_bug+0xc0/0xc0 [ 847.067125] lowmem_reserve[]: [ 847.095589] ? __lock_acquire+0x7ec/0x4ec0 [ 847.099622] 0 [ 847.102722] ? __lock_acquire+0x7ec/0x4ec0 [ 847.106928] 0 0 [ 847.108746] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 847.112952] 0 [ 847.114961] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 847.120489] Node 0 [ 847.122298] ? should_fail+0x22d/0xd01 [ 847.127811] DMA: [ 847.130075] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 847.133941] 1*4kB [ 847.136002] ? __lock_acquire+0x7ec/0x4ec0 [ 847.141079] (U) [ 847.143230] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 847.147428] 0*8kB 0*16kB [ 847.149416] ? __lock_acquire+0x7ec/0x4ec0 [ 847.154503] 1*32kB (U) [ 847.157277] ? should_fail+0x22d/0xd01 [ 847.161484] 2*64kB (U) [ 847.164082] ? mark_held_locks+0x130/0x130 [ 847.167938] 1*128kB [ 847.170513] ? mark_held_locks+0x130/0x130 [ 847.174725] (U) [ 847.177057] ? graph_lock+0x170/0x170 [ 847.181267] 1*256kB [ 847.183236] ? print_usage_bug+0xc0/0xc0 [ 847.187012] (U) [ 847.189330] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 847.193367] 0*512kB 1*1024kB [ 847.195347] ? check_preemption_disabled+0x48/0x200 [ 847.195364] ? check_preemption_disabled+0x48/0x200 [ 847.200888] (U) [ 847.203994] ? __lock_is_held+0xb5/0x140 [ 847.208971] 1*2048kB (M) [ 847.213995] __alloc_pages_nodemask+0xa80/0xde0 [ 847.215941] 3*4096kB [ 847.219997] ? graph_lock+0x170/0x170 [ 847.222729] (M) [ 847.227409] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 847.229793] = 15908kB [ 847.233586] ? graph_lock+0x170/0x170 [ 847.235538] Node 0 [ 847.240555] ? find_held_lock+0x36/0x1c0 [ 847.242930] DMA32: 1*4kB [ 847.246739] ? ____cache_alloc_node+0x1c7/0x1e0 [ 847.248946] (U) [ 847.253005] ? lock_downgrade+0x900/0x900 [ 847.255771] 0*8kB [ 847.260457] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 847.262410] 2*16kB [ 847.266553] cache_grow_begin+0x91/0x8c0 [ 847.268678] (UM) [ 847.274225] ? do_raw_spin_unlock+0xa7/0x2f0 [ 847.276432] 2*32kB [ 847.280492] fallback_alloc+0x203/0x2e0 [ 847.282536] (M) [ 847.286941] ____cache_alloc_node+0x1c7/0x1e0 [ 847.289151] 2*64kB [ 847.293122] kmem_cache_alloc_node+0xe3/0x730 [ 847.295064] (M) 4*128kB [ 847.299568] ? ipv6_get_ifaddr+0x42e/0x620 [ 847.301778] (M) [ 847.306277] __alloc_skb+0x119/0x770 [ 847.308923] 4*256kB [ 847.313155] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 847.315104] (UM) [ 847.318813] ? skb_scrub_packet+0x490/0x490 [ 847.321113] 5*512kB [ 847.326385] ? lock_downgrade+0x900/0x900 [ 847.328422] (UM) [ 847.332775] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 847.335075] 2*1024kB [ 847.339216] ? refcount_sub_and_test_checked+0x203/0x310 [ 847.341252] (M) [ 847.346783] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 847.349174] 3*2048kB [ 847.354628] ? addrconf_rs_timer+0x6f0/0x6f0 [ 847.356591] (UM) [ 847.362058] ndisc_alloc_skb+0x144/0x340 [ 847.364438] 3*4096kB [ 847.368850] ndisc_send_rs+0x331/0x6e0 [ 847.370888] (M) [ 847.374965] addrconf_rs_timer+0x3c0/0x6f0 [ 847.377352] = 24804kB [ 847.381232] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 847.383195] Node 0 [ 847.387432] call_timer_fn+0x272/0x920 [ 847.389822] Normal: [ 847.394076] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 847.396313] 172*4kB [ 847.400209] ? process_timeout+0x40/0x40 [ 847.402509] (UMEH) [ 847.406738] ? find_held_lock+0x36/0x1c0 [ 847.409043] 656*8kB [ 847.413098] ? __run_timers+0x7da/0xc70 [ 847.415305] (UMEH) [ 847.419372] ? _raw_spin_unlock_irq+0x27/0x80 [ 847.421673] 279*16kB [ 847.425644] ? _raw_spin_unlock_irq+0x27/0x80 [ 847.427859] (UMEH) [ 847.432354] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 847.434738] 75*32kB [ 847.439226] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 847.441439] (UMH) [ 847.445668] ? trace_hardirqs_on+0xbd/0x310 [ 847.447970] 2*64kB [ 847.452547] ? kasan_check_read+0x11/0x20 [ 847.454667] (UH) [ 847.458986] ? __run_timers+0x7da/0xc70 [ 847.461197] 0*128kB [ 847.465341] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 847.467385] 0*256kB [ 847.471359] ? prandom_seed_full_state+0x3b0/0x3b0 [ 847.473658] 2*512kB [ 847.479103] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 847.481399] (U) [ 847.486331] __run_timers+0x7e5/0xc70 [ 847.488631] 0*1024kB [ 847.492873] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 847.494815] 0*2048kB 0*4096kB [ 847.498622] ? compat_start_thread+0x80/0x80 [ 847.501000] = 13952kB [ 847.501016] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 847.506368] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 847.509539] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 847.513935] ? kasan_check_write+0x14/0x20 [ 847.516317] 406 total pagecache pages [ 847.525150] ? finish_task_switch+0x2f5/0x900 [ 847.530666] 0 pages in swap cache [ 847.539243] ? __switch_to_asm+0x40/0x70 [ 847.543470] Swap cache stats: add 0, delete 0, find 0/0 [ 847.547263] ? preempt_notifier_register+0x200/0x200 [ 847.551729] Free swap = 0kB [ 847.555182] ? __switch_to_asm+0x34/0x70 [ 847.559217] Total swap = 0kB [ 847.564588] ? __switch_to_asm+0x40/0x70 [ 847.564604] ? __switch_to_asm+0x34/0x70 [ 847.569689] 1965979 pages RAM [ 847.572699] ? __switch_to_asm+0x40/0x70 [ 847.576731] 0 pages HighMem/MovableOnly [ 847.576740] 342745 pages reserved [ 847.579765] ? __switch_to_asm+0x34/0x70 [ 847.583812] 0 pages cma reserved [ 847.587873] ? __switch_to_asm+0x40/0x70 [ 847.591084] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 847.595011] ? pvclock_read_flags+0x160/0x160 [ 847.598960] syz-executor2 cpuset= [ 847.602408] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 847.606441] syz2 [ 847.609803] ? check_preemption_disabled+0x48/0x200 [ 847.613838] mems_allowed=0 [ 847.647655] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 847.653198] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 847.658486] ? rcu_pm_notify+0xc0/0xc0 [ 847.662375] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 847.667914] ? check_preemption_disabled+0x48/0x200 [ 847.672940] run_timer_softirq+0x52/0xb0 [ 847.677021] ? rcu_read_lock_sched_held+0x108/0x120 [ 847.682061] __do_softirq+0x30b/0xad8 [ 847.685881] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 847.690988] ? smpboot_thread_fn+0x334/0xa00 [ 847.695405] ? schedule+0x108/0x460 [ 847.699046] ? __schedule+0x1ed0/0x1ed0 [ 847.703030] ? trace_hardirqs_off+0xb8/0x310 [ 847.707451] ? ___might_sleep+0x1ed/0x300 [ 847.711596] ? smpboot_thread_fn+0x68b/0xa00 [ 847.716007] ? trace_hardirqs_on+0x310/0x310 [ 847.720435] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 847.725974] ? check_preemption_disabled+0x48/0x200 [ 847.730991] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 847.736539] ? takeover_tasklets+0xa90/0xa90 [ 847.740952] run_ksoftirqd+0x94/0x100 [ 847.744758] smpboot_thread_fn+0x68b/0xa00 [ 847.748999] ? sort_range+0x30/0x30 [ 847.752633] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 847.757740] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 847.763284] ? __kthread_parkme+0xfb/0x1a0 [ 847.767541] kthread+0x35a/0x420 [ 847.770916] ? sort_range+0x30/0x30 [ 847.774562] ? kthread_bind+0x40/0x40 [ 847.778728] ret_from_fork+0x3a/0x50 [ 847.782465] CPU: 0 PID: 22873 Comm: syz-executor2 Not tainted 4.19.0-rc4+ #106 [ 847.782560] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 847.789842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 847.789849] Call Trace: [ 847.789873] dump_stack+0x1c4/0x2b4 [ 847.789892] ? dump_stack_print_info.cold.2+0x52/0x52 [ 847.789921] warn_alloc.cold.119+0xb7/0x1bd [ 847.796518] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 847.805777] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 847.808342] ksoftirqd/1 cpuset= [ 847.811965] ? lock_downgrade+0x900/0x900 [ 847.817126] / [ 847.821451] ? trace_hardirqs_off+0xb8/0x310 [ 847.831759] mems_allowed=0 [ 847.836611] ? trace_hardirqs_off+0xb8/0x310 [ 847.857602] __alloc_pages_slowpath+0x2667/0x2d80 [ 847.862485] ? warn_alloc+0x120/0x120 [ 847.866307] ? attach_entity_load_avg+0x860/0x860 [ 847.871160] ? warn_alloc+0x120/0x120 [ 847.874973] ? print_usage_bug+0xc0/0xc0 [ 847.879047] ? warn_alloc+0x120/0x120 [ 847.882862] ? print_usage_bug+0xc0/0xc0 [ 847.886930] ? rb_erase+0x3710/0x3710 [ 847.890741] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 847.896285] ? should_fail+0x22d/0xd01 [ 847.900177] ? graph_lock+0x170/0x170 [ 847.903986] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 847.909095] ? __lock_acquire+0x7ec/0x4ec0 [ 847.913345] ? should_fail+0x22d/0xd01 [ 847.917237] ? __update_load_avg_blocked_se+0x730/0x730 [ 847.922616] ? mark_held_locks+0x130/0x130 [ 847.926856] ? mark_held_locks+0x130/0x130 [ 847.931094] ? graph_lock+0x170/0x170 [ 847.934909] ? __lock_acquire+0x7ec/0x4ec0 [ 847.939149] ? update_load_avg+0x387/0x2470 [ 847.943485] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 847.949024] ? graph_lock+0x170/0x170 [ 847.952836] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 847.958377] ? check_preemption_disabled+0x48/0x200 [ 847.963395] ? check_preemption_disabled+0x48/0x200 [ 847.968429] ? __lock_is_held+0xb5/0x140 [ 847.972506] __alloc_pages_nodemask+0xa80/0xde0 [ 847.977177] ? graph_lock+0x170/0x170 [ 847.980989] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 847.986004] ? graph_lock+0x170/0x170 [ 847.989830] ? find_held_lock+0x36/0x1c0 [ 847.993908] ? ____cache_alloc_node+0x1c7/0x1e0 [ 847.998580] ? lock_downgrade+0x900/0x900 [ 848.002744] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 848.008291] cache_grow_begin+0x91/0x8c0 [ 848.012376] ? do_raw_spin_unlock+0xa7/0x2f0 [ 848.016799] fallback_alloc+0x203/0x2e0 [ 848.020783] ____cache_alloc_node+0x1c7/0x1e0 [ 848.025286] kmem_cache_alloc+0x1f8/0x730 [ 848.029449] skb_clone+0x1bb/0x500 [ 848.032995] ? skb_split+0x11e0/0x11e0 [ 848.036885] ? kasan_check_read+0x11/0x20 [ 848.041045] ? __schedule+0x150b/0x1ed0 [ 848.045032] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 848.050501] ? lock_repin_lock+0x430/0x430 [ 848.054752] bpf_clone_redirect+0xb9/0x490 [ 848.058999] ? __schedule+0x150b/0x1ed0 [ 848.062982] bpf_prog_bebbfe2050753572+0xd1c/0x1000 [ 848.068009] ? __sched_text_start+0x8/0x8 [ 848.072168] ? retint_kernel+0x2d/0x2d [ 848.076070] ? trace_hardirqs_on_caller+0xc0/0x310 [ 848.081006] ? trace_hardirqs_on_caller+0xc0/0x310 [ 848.085948] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 848.090717] ? find_held_lock+0x36/0x1c0 [ 848.094791] ? lock_acquire+0x1ed/0x520 [ 848.098780] ? bpf_test_run+0x32e/0x5a0 [ 848.102759] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 848.108301] ? check_preemption_disabled+0x48/0x200 [ 848.113343] ? kasan_check_read+0x11/0x20 [ 848.117497] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 848.122780] ? rcu_bh_qs+0xc0/0xc0 [ 848.126329] ? preempt_schedule+0x4d/0x60 [ 848.130513] ? ___preempt_schedule+0x16/0x18 [ 848.134939] ? bpf_test_run+0x1c0/0x5a0 [ 848.138933] ? netlink_diag_dump+0x2a0/0x2a0 [ 848.143373] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 848.149008] ? bpf_test_init.isra.9+0x70/0x100 [ 848.153623] ? bpf_prog_test_run_skb+0x634/0xb40 [ 848.158397] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 848.163247] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 848.168788] ? fput+0x130/0x1a0 [ 848.172076] ? __bpf_prog_get+0x9b/0x290 [ 848.176148] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 848.180992] ? bpf_prog_test_run+0x130/0x1a0 [ 848.185405] ? __x64_sys_bpf+0x3d8/0x510 [ 848.189479] ? bpf_prog_get+0x20/0x20 [ 848.193295] ? ksys_ioctl+0x81/0xd0 [ 848.196940] ? do_syscall_64+0x1b9/0x820 [ 848.201018] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 848.206398] ? syscall_return_slowpath+0x5e0/0x5e0 [ 848.211344] ? trace_hardirqs_on_caller+0x310/0x310 [ 848.216367] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 848.221386] ? recalc_sigpending_tsk+0x180/0x180 [ 848.226147] ? kasan_check_write+0x14/0x20 [ 848.230390] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 848.235255] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 848.240650] warn_alloc_show_mem: 1 callbacks suppressed [ 848.240664] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 848.240666] Mem-Info: [ 848.240704] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 848.240704] active_file:11 inactive_file:16 isolated_file:0 [ 848.240704] unevictable:0 dirty:0 writeback:0 unstable:0 [ 848.240704] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 848.240704] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 848.240704] free:13666 free_pcp:452 free_cma:0 [ 848.246047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 848.252985] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 848.255384] Call Trace: [ 848.288260] Node 0 [ 848.297646] dump_stack+0x1c4/0x2b4 [ 848.325164] 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 [ 848.327730] ? dump_stack_print_info.cold.2+0x52/0x52 [ 848.329931] lowmem_reserve[]: 0 [ 848.333580] warn_alloc.cold.119+0xb7/0x1bd [ 848.359063] 2817 6321 [ 848.364271] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 848.367518] 6321 [ 848.371854] ? lock_downgrade+0x900/0x900 [ 848.374341] Node 0 [ 848.379187] ? trace_hardirqs_off+0xb8/0x310 [ 848.381249] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 848.385365] ? trace_hardirqs_off+0xb8/0x310 [ 848.387576] lowmem_reserve[]: [ 848.391983] __alloc_pages_slowpath+0x2667/0x2d80 [ 848.418869] 0 [ 848.423300] ? mark_held_locks+0x130/0x130 [ 848.426356] 0 3503 [ 848.431214] ? warn_alloc+0x120/0x120 [ 848.432978] 3503 [ 848.437224] ? warn_alloc+0x120/0x120 [ 848.439430] Node 0 [ 848.443234] ? print_usage_bug+0xc0/0xc0 [ 848.445338] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 848.449101] ? warn_alloc+0x120/0x120 [ 848.451306] lowmem_reserve[]: 0 [ 848.455380] ? print_usage_bug+0xc0/0xc0 [ 848.483812] 0 0 [ 848.487680] ? __lock_acquire+0x7ec/0x4ec0 [ 848.490931] 0 [ 848.494994] ? __lock_acquire+0x7ec/0x4ec0 [ 848.496943] Node 0 [ 848.501177] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 848.502946] DMA: 1*4kB [ 848.507187] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 848.509401] (U) [ 848.514941] ? should_fail+0x22d/0xd01 [ 848.517497] 0*8kB [ 848.523034] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 848.524988] 0*16kB [ 848.528873] ? __lock_acquire+0x7ec/0x4ec0 [ 848.530996] 1*32kB [ 848.536099] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 848.538310] (U) [ 848.542541] ? __lock_acquire+0x7ec/0x4ec0 [ 848.544768] 2*64kB [ 848.549877] ? should_fail+0x22d/0xd01 [ 848.551827] (U) [ 848.556080] ? mark_held_locks+0x130/0x130 [ 848.558290] 1*128kB [ 848.562272] ? mark_held_locks+0x130/0x130 [ 848.564225] (U) [ 848.568550] ? mark_held_locks+0xc7/0x130 [ 848.570847] 1*256kB [ 848.575086] ? print_usage_bug+0xc0/0xc0 [ 848.577061] (U) [ 848.581208] ? graph_lock+0x170/0x170 [ 848.583505] 0*512kB 1*1024kB [ 848.587649] ? print_usage_bug+0xc0/0xc0 [ 848.589596] (U) [ 848.593393] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 848.596464] 1*2048kB (M) [ 848.600529] ? check_preemption_disabled+0x48/0x200 [ 848.602472] 3*4096kB (M) [ 848.608020] ? check_preemption_disabled+0x48/0x200 [ 848.610755] = 15908kB [ 848.615781] ? __lock_is_held+0xb5/0x140 [ 848.618512] Node 0 [ 848.623533] __alloc_pages_nodemask+0xa80/0xde0 [ 848.625993] DMA32: 1*4kB [ 848.630066] ? graph_lock+0x170/0x170 [ 848.632274] (U) [ 848.636944] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 848.639668] 0*8kB 2*16kB [ 848.643505] ? graph_lock+0x170/0x170 [ 848.645474] (UM) [ 848.650494] ? find_held_lock+0x36/0x1c0 [ 848.653221] 2*32kB [ 848.657028] ? ____cache_alloc_node+0x1c7/0x1e0 [ 848.659067] (M) [ 848.663137] ? lock_downgrade+0x900/0x900 [ 848.665346] 2*64kB (M) [ 848.670022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 848.671971] 4*128kB [ 848.676113] cache_grow_begin+0x91/0x8c0 [ 848.678672] (M) [ 848.684206] ? do_raw_spin_unlock+0xa7/0x2f0 [ 848.686634] 4*256kB [ 848.690703] fallback_alloc+0x203/0x2e0 [ 848.692647] (UM) [ 848.697090] ____cache_alloc_node+0x1c7/0x1e0 [ 848.699386] 5*512kB [ 848.703357] kmem_cache_alloc_node+0xe3/0x730 [ 848.705397] (UM) [ 848.709892] ? ipv6_get_ifaddr+0x42e/0x620 [ 848.712189] 2*1024kB [ 848.716679] __alloc_skb+0x119/0x770 [ 848.718713] (M) [ 848.722941] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 848.725322] 3*2048kB [ 848.729031] ? skb_scrub_packet+0x490/0x490 [ 848.730993] (UM) [ 848.736263] ? lock_downgrade+0x900/0x900 [ 848.738647] 3*4096kB [ 848.742967] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 848.745016] (M) [ 848.749170] ? refcount_sub_and_test_checked+0x203/0x310 [ 848.751552] = 24804kB [ 848.757085] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 848.759053] Node 0 [ 848.764512] ? addrconf_rs_timer+0x6f0/0x6f0 [ 848.766896] Normal: [ 848.772349] ndisc_alloc_skb+0x144/0x340 [ 848.774557] 172*4kB [ 848.778965] ndisc_send_rs+0x331/0x6e0 [ 848.781264] (UMEH) [ 848.785332] addrconf_rs_timer+0x3c0/0x6f0 [ 848.787632] 656*8kB [ 848.791516] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 848.793731] (UMEH) [ 848.797970] call_timer_fn+0x272/0x920 [ 848.800278] 279*16kB [ 848.804510] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 848.806719] (UMEH) [ 848.810613] ? process_timeout+0x40/0x40 [ 848.813007] 75*32kB [ 848.817239] ? find_held_lock+0x36/0x1c0 [ 848.819452] (UMH) [ 848.823514] ? __run_timers+0x7da/0xc70 [ 848.825892] 2*64kB (UH) [ 848.829957] ? _raw_spin_unlock_irq+0x27/0x80 [ 848.832080] 0*128kB 0*256kB [ 848.836066] ? _raw_spin_unlock_irq+0x27/0x80 [ 848.838710] 2*512kB (U) [ 848.843211] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 848.846206] 0*1024kB [ 848.851175] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 848.853829] 0*2048kB [ 848.858068] ? trace_hardirqs_on+0xbd/0x310 [ 848.860456] 0*4096kB = 13952kB [ 848.865052] ? kasan_check_read+0x11/0x20 [ 848.867445] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 848.871759] ? __run_timers+0x7da/0xc70 [ 848.874932] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 848.879090] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 848.887902] 406 total pagecache pages [ 848.891879] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 848.900430] 0 pages in swap cache [ 848.905877] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 848.909653] Swap cache stats: add 0, delete 0, find 0/0 [ 848.913885] __run_timers+0x7e5/0xc70 [ 848.917307] Free swap = 0kB [ 848.917316] Total swap = 0kB [ 848.921556] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 848.926888] 1965979 pages RAM [ 848.930684] ? compat_start_thread+0x80/0x80 [ 848.933680] 0 pages HighMem/MovableOnly [ 848.936692] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 848.942032] 342745 pages reserved [ 848.945146] ? kasan_check_write+0x14/0x20 [ 848.949523] 0 pages cma reserved [ 848.949656] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 848.953503] ? finish_task_switch+0x2f5/0x900 [ 848.959016] syz-executor2 cpuset= [ 848.962738] ? __switch_to_asm+0x40/0x70 [ 848.966962] syz2 [ 848.970331] ? preempt_notifier_register+0x200/0x200 [ 848.980798] mems_allowed=0 [ 849.003275] ? __switch_to_asm+0x34/0x70 [ 849.007340] ? __switch_to_asm+0x40/0x70 [ 849.011404] ? __switch_to_asm+0x34/0x70 [ 849.015467] ? __switch_to_asm+0x40/0x70 [ 849.019528] ? __switch_to_asm+0x34/0x70 [ 849.023587] ? __switch_to_asm+0x40/0x70 [ 849.027666] ? pvclock_read_flags+0x160/0x160 [ 849.032166] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 849.037730] ? check_preemption_disabled+0x48/0x200 [ 849.042763] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 849.048319] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 849.053602] ? rcu_pm_notify+0xc0/0xc0 [ 849.057494] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 849.063049] ? check_preemption_disabled+0x48/0x200 [ 849.068082] run_timer_softirq+0x52/0xb0 [ 849.072147] ? rcu_read_lock_sched_held+0x108/0x120 [ 849.077164] __do_softirq+0x30b/0xad8 [ 849.080980] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 849.086087] ? smpboot_thread_fn+0x334/0xa00 [ 849.090515] ? schedule+0x108/0x460 [ 849.094149] ? __schedule+0x1ed0/0x1ed0 [ 849.098134] ? trace_hardirqs_off+0xb8/0x310 [ 849.102546] ? ___might_sleep+0x1ed/0x300 [ 849.106697] ? smpboot_thread_fn+0x68b/0xa00 [ 849.111106] ? trace_hardirqs_on+0x310/0x310 [ 849.115519] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 849.121071] ? check_preemption_disabled+0x48/0x200 [ 849.126096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 849.131647] ? takeover_tasklets+0xa90/0xa90 [ 849.136077] run_ksoftirqd+0x94/0x100 [ 849.139895] smpboot_thread_fn+0x68b/0xa00 [ 849.144150] ? sort_range+0x30/0x30 [ 849.147972] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 849.153093] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 849.158637] ? __kthread_parkme+0xfb/0x1a0 [ 849.162880] kthread+0x35a/0x420 [ 849.166247] ? sort_range+0x30/0x30 [ 849.169877] ? kthread_bind+0x40/0x40 [ 849.173688] ret_from_fork+0x3a/0x50 [ 849.177439] CPU: 0 PID: 22873 Comm: syz-executor2 Not tainted 4.19.0-rc4+ #106 [ 849.177540] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 849.184822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 849.184827] Call Trace: [ 849.184850] dump_stack+0x1c4/0x2b4 [ 849.184868] ? dump_stack_print_info.cold.2+0x52/0x52 [ 849.184897] warn_alloc.cold.119+0xb7/0x1bd [ 849.191428] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 849.200733] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 849.203320] ksoftirqd/1 cpuset= [ 849.206948] ? lock_downgrade+0x900/0x900 [ 849.212108] / [ 849.216431] ? trace_hardirqs_off+0xb8/0x310 [ 849.226724] mems_allowed=0 [ 849.231588] ? trace_hardirqs_off+0xb8/0x310 [ 849.252409] __alloc_pages_slowpath+0x2667/0x2d80 [ 849.257304] ? warn_alloc+0x120/0x120 [ 849.261119] ? attach_entity_load_avg+0x860/0x860 [ 849.265981] ? warn_alloc+0x120/0x120 [ 849.269791] ? print_usage_bug+0xc0/0xc0 [ 849.273858] ? warn_alloc+0x120/0x120 [ 849.277663] ? print_usage_bug+0xc0/0xc0 [ 849.281734] ? rb_erase+0x3710/0x3710 [ 849.285550] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 849.291097] ? should_fail+0x22d/0xd01 [ 849.294991] ? graph_lock+0x170/0x170 [ 849.298799] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 849.303909] ? __lock_acquire+0x7ec/0x4ec0 [ 849.308152] ? should_fail+0x22d/0xd01 [ 849.312053] ? __update_load_avg_blocked_se+0x730/0x730 [ 849.317431] ? mark_held_locks+0x130/0x130 [ 849.321675] ? mark_held_locks+0x130/0x130 [ 849.325947] ? graph_lock+0x170/0x170 [ 849.329752] ? __lock_acquire+0x7ec/0x4ec0 [ 849.333995] ? update_load_avg+0x387/0x2470 [ 849.338328] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 849.343881] ? graph_lock+0x170/0x170 [ 849.347691] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 849.353242] ? check_preemption_disabled+0x48/0x200 [ 849.358258] ? check_preemption_disabled+0x48/0x200 [ 849.363291] ? __lock_is_held+0xb5/0x140 [ 849.367379] __alloc_pages_nodemask+0xa80/0xde0 [ 849.372058] ? graph_lock+0x170/0x170 [ 849.375868] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 849.380888] ? graph_lock+0x170/0x170 [ 849.384716] ? find_held_lock+0x36/0x1c0 [ 849.388788] ? ____cache_alloc_node+0x1c7/0x1e0 [ 849.393460] ? lock_downgrade+0x900/0x900 [ 849.397632] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 849.403179] cache_grow_begin+0x91/0x8c0 [ 849.407243] ? do_raw_spin_unlock+0xa7/0x2f0 [ 849.411665] fallback_alloc+0x203/0x2e0 [ 849.415650] ____cache_alloc_node+0x1c7/0x1e0 [ 849.420160] kmem_cache_alloc+0x1f8/0x730 [ 849.424324] skb_clone+0x1bb/0x500 [ 849.427877] ? skb_split+0x11e0/0x11e0 [ 849.431775] ? kasan_check_read+0x11/0x20 [ 849.435930] ? __schedule+0x150b/0x1ed0 [ 849.439909] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 849.445381] ? lock_repin_lock+0x430/0x430 [ 849.449634] bpf_clone_redirect+0xb9/0x490 [ 849.453873] ? __schedule+0x150b/0x1ed0 [ 849.457859] bpf_prog_bebbfe2050753572+0xd1c/0x1000 [ 849.462897] ? __sched_text_start+0x8/0x8 [ 849.467069] ? retint_kernel+0x2d/0x2d [ 849.470960] ? trace_hardirqs_on_caller+0xc0/0x310 [ 849.475894] ? trace_hardirqs_on_caller+0xc0/0x310 [ 849.480829] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 849.485615] ? find_held_lock+0x36/0x1c0 [ 849.489701] ? lock_acquire+0x1ed/0x520 [ 849.493687] ? bpf_test_run+0x32e/0x5a0 [ 849.497669] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 849.503210] ? check_preemption_disabled+0x48/0x200 [ 849.508241] ? kasan_check_read+0x11/0x20 [ 849.512395] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 849.517677] ? rcu_bh_qs+0xc0/0xc0 [ 849.521227] ? preempt_schedule+0x4d/0x60 [ 849.525380] ? ___preempt_schedule+0x16/0x18 [ 849.529801] ? bpf_test_run+0x1c0/0x5a0 [ 849.537807] ? netlink_diag_dump+0x2a0/0x2a0 [ 849.542229] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 849.547769] ? bpf_test_init.isra.9+0x70/0x100 [ 849.552363] ? bpf_prog_test_run_skb+0x634/0xb40 [ 849.557133] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 849.561978] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 849.567520] ? fput+0x130/0x1a0 [ 849.570806] ? __bpf_prog_get+0x9b/0x290 [ 849.574880] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 849.579726] ? bpf_prog_test_run+0x130/0x1a0 [ 849.584143] ? __x64_sys_bpf+0x3d8/0x510 [ 849.588208] ? bpf_prog_get+0x20/0x20 [ 849.592027] ? ksys_ioctl+0x81/0xd0 [ 849.595680] ? do_syscall_64+0x1b9/0x820 [ 849.599744] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 849.605117] ? syscall_return_slowpath+0x5e0/0x5e0 [ 849.610060] ? trace_hardirqs_on_caller+0x310/0x310 [ 849.615092] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 849.620110] ? recalc_sigpending_tsk+0x180/0x180 [ 849.624877] ? kasan_check_write+0x14/0x20 [ 849.629127] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 849.633982] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 849.639366] warn_alloc_show_mem: 1 callbacks suppressed [ 849.639379] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 849.639381] Mem-Info: [ 849.639418] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 849.639418] active_file:11 inactive_file:16 isolated_file:0 [ 849.639418] unevictable:0 dirty:0 writeback:0 unstable:0 [ 849.639418] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 849.639418] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 849.639418] free:13666 free_pcp:452 free_cma:0 [ 849.644842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 849.651783] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 849.654183] Call Trace: [ 849.687071] Node 0 [ 849.696444] dump_stack+0x1c4/0x2b4 [ 849.723958] 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 [ 849.726519] ? dump_stack_print_info.cold.2+0x52/0x52 [ 849.728719] lowmem_reserve[]: [ 849.732351] warn_alloc.cold.119+0xb7/0x1bd [ 849.757847] 0 [ 849.763048] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 849.766121] 2817 [ 849.770436] ? lock_downgrade+0x900/0x900 [ 849.772212] 6321 [ 849.777071] ? trace_hardirqs_off+0xb8/0x310 [ 849.779104] 6321 [ 849.783249] ? trace_hardirqs_off+0xb8/0x310 [ 849.789691] __alloc_pages_slowpath+0x2667/0x2d80 [ 849.791817] Node 0 [ 849.796255] ? mark_held_locks+0x130/0x130 [ 849.801110] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 849.803313] ? warn_alloc+0x120/0x120 [ 849.807598] lowmem_reserve[]: 0 [ 849.834517] ? warn_alloc+0x120/0x120 [ 849.838290] 0 [ 849.841566] ? print_usage_bug+0xc0/0xc0 [ 849.845337] 3503 3503 [ 849.847148] ? warn_alloc+0x120/0x120 [ 849.853889] ? print_usage_bug+0xc0/0xc0 [ 849.857665] Node 0 Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 849.861805] ? __lock_acquire+0x7ec/0x4ec0 [ 849.861823] ? __lock_acquire+0x7ec/0x4ec0 [ 849.890863] lowmem_reserve[]: 0 [ 849.895122] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 849.899320] 0 0 [ 849.902607] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 849.908113] 0 [ 849.910098] ? should_fail+0x22d/0xd01 [ 849.915610] Node 0 [ 849.917409] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 849.921260] DMA: 1*4kB [ 849.923504] ? __lock_acquire+0x7ec/0x4ec0 [ 849.928581] (U) 0*8kB [ 849.931176] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 849.935380] 0*16kB 1*32kB [ 849.937887] ? __lock_acquire+0x7ec/0x4ec0 [ 849.942955] (U) 2*64kB [ 849.945802] ? should_fail+0x22d/0xd01 [ 849.945829] ? mark_held_locks+0x130/0x130 [ 849.950054] (U) [ 849.952635] ? mark_held_locks+0x130/0x130 [ 849.956489] 1*128kB (U) [ 849.960731] ? graph_lock+0x170/0x170 [ 849.962685] 1*256kB [ 849.966916] ? print_usage_bug+0xc0/0xc0 [ 849.969567] (U) [ 849.973364] ? graph_lock+0x170/0x170 [ 849.975667] 0*512kB [ 849.979719] ? print_usage_bug+0xc0/0xc0 [ 849.981670] 1*1024kB [ 849.985464] ? wq_watchdog_touch+0x9c/0xfe [ 849.987761] (U) [ 849.991819] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 849.994209] 1*2048kB [ 849.998443] ? check_preemption_disabled+0x48/0x200 [ 850.000390] (M) [ 850.005919] ? check_preemption_disabled+0x48/0x200 [ 850.008307] 3*4096kB [ 850.013340] ? __lock_is_held+0xb5/0x140 [ 850.015289] (M) [ 850.020301] __alloc_pages_nodemask+0xa80/0xde0 [ 850.022685] = 15908kB [ 850.026736] ? graph_lock+0x170/0x170 [ 850.028691] Node 0 [ 850.033360] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 850.035748] DMA32: [ 850.039547] ? graph_lock+0x170/0x170 [ 850.041763] 1*4kB [ 850.046805] ? find_held_lock+0x36/0x1c0 [ 850.049015] (U) [ 850.052822] ? ____cache_alloc_node+0x1c7/0x1e0 [ 850.054943] 0*8kB [ 850.058999] ? lock_downgrade+0x900/0x900 [ 850.060949] 2*16kB (UM) [ 850.065629] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 850.067755] 2*32kB [ 850.071898] cache_grow_begin+0x91/0x8c0 [ 850.074542] (M) [ 850.080086] ? do_raw_spin_unlock+0xa7/0x2f0 [ 850.082301] 2*64kB [ 850.086359] fallback_alloc+0x203/0x2e0 [ 850.088308] (M) [ 850.092712] ____cache_alloc_node+0x1c7/0x1e0 [ 850.094927] 4*128kB [ 850.098895] kmem_cache_alloc_node+0xe3/0x730 [ 850.100848] (M) [ 850.105339] ? ipv6_get_ifaddr+0x42e/0x620 [ 850.107644] 4*256kB [ 850.112139] __alloc_skb+0x119/0x770 [ 850.114086] (UM) [ 850.118319] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 850.120616] 5*512kB (UM) [ 850.124334] ? skb_scrub_packet+0x490/0x490 [ 850.126379] 2*1024kB [ 850.131667] ? lock_downgrade+0x900/0x900 [ 850.134400] (M) [ 850.138725] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 850.141108] 3*2048kB [ 850.145255] ? refcount_sub_and_test_checked+0x203/0x310 [ 850.147211] (UM) [ 850.152746] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 850.155134] 3*4096kB [ 850.160587] ? addrconf_rs_timer+0x6f0/0x6f0 [ 850.162622] (M) [ 850.168082] ndisc_alloc_skb+0x144/0x340 [ 850.170460] = 24804kB [ 850.174866] ndisc_send_rs+0x331/0x6e0 [ 850.176832] Node 0 [ 850.180907] addrconf_rs_timer+0x3c0/0x6f0 [ 850.183286] Normal: 172*4kB [ 850.187182] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 850.189391] (UMEH) [ 850.193629] call_timer_fn+0x272/0x920 [ 850.196615] 656*8kB [ 850.200848] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 850.203061] (UMEH) [ 850.206945] ? process_timeout+0x40/0x40 [ 850.209244] 279*16kB [ 850.213487] ? find_held_lock+0x36/0x1c0 [ 850.215697] (UMEH) [ 850.219753] ? __run_timers+0x7da/0xc70 [ 850.222137] 75*32kB [ 850.226191] ? _raw_spin_unlock_irq+0x27/0x80 [ 850.228402] (UMH) [ 850.232368] ? _raw_spin_unlock_irq+0x27/0x80 [ 850.234667] 2*64kB [ 850.239152] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 850.239171] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 850.241316] (UH) [ 850.245807] ? trace_hardirqs_on+0xbd/0x310 [ 850.248035] 0*128kB [ 850.252273] ? kasan_check_read+0x11/0x20 [ 850.256821] 0*256kB 2*512kB [ 850.258896] ? __run_timers+0x7da/0xc70 [ 850.263191] (U) [ 850.265516] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 850.269639] 0*1024kB [ 850.272670] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 850.276615] 0*2048kB [ 850.278584] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 850.284011] 0*4096kB [ 850.286418] __run_timers+0x7e5/0xc70 [ 850.290617] = 13952kB [ 850.290633] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 850.293049] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 850.297251] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 850.297261] 406 total pagecache pages [ 850.299665] ? compat_start_thread+0x80/0x80 [ 850.303447] 0 pages in swap cache [ 850.305866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 850.314667] Swap cache stats: add 0, delete 0, find 0/0 [ 850.314678] Free swap = 0kB [ 850.320056] ? kasan_check_write+0x14/0x20 [ 850.328598] Total swap = 0kB [ 850.328607] 1965979 pages RAM [ 850.332406] ? finish_task_switch+0x2f5/0x900 [ 850.336787] 0 pages HighMem/MovableOnly [ 850.340248] ? __switch_to_asm+0x40/0x70 [ 850.340269] ? preempt_notifier_register+0x200/0x200 [ 850.345779] 342745 pages reserved [ 850.345788] 0 pages cma reserved [ 850.351154] ? __switch_to_asm+0x34/0x70 [ 850.354290] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 850.358381] ? __switch_to_asm+0x40/0x70 [ 850.361377] syz-executor2 cpuset= [ 850.364475] ? __switch_to_asm+0x34/0x70 [ 850.364491] ? __switch_to_asm+0x40/0x70 [ 850.368971] syz2 [ 850.373033] ? __switch_to_asm+0x34/0x70 [ 850.377091] mems_allowed=0 [ 850.382184] ? __switch_to_asm+0x40/0x70 [ 850.382210] ? pvclock_read_flags+0x160/0x160 [ 850.436572] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 850.442117] ? check_preemption_disabled+0x48/0x200 [ 850.447145] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 850.452689] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 850.457976] ? rcu_pm_notify+0xc0/0xc0 [ 850.461871] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 850.467414] ? check_preemption_disabled+0x48/0x200 [ 850.472445] run_timer_softirq+0x52/0xb0 [ 850.476514] ? rcu_read_lock_sched_held+0x108/0x120 [ 850.481542] __do_softirq+0x30b/0xad8 [ 850.485359] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 850.490467] ? smpboot_thread_fn+0x334/0xa00 [ 850.494885] ? schedule+0x108/0x460 [ 850.498517] ? __schedule+0x1ed0/0x1ed0 [ 850.502501] ? trace_hardirqs_off+0xb8/0x310 [ 850.506914] ? ___might_sleep+0x1ed/0x300 [ 850.511071] ? smpboot_thread_fn+0x68b/0xa00 [ 850.515486] ? trace_hardirqs_on+0x310/0x310 [ 850.519897] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 850.525436] ? check_preemption_disabled+0x48/0x200 [ 850.530458] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 850.536022] ? takeover_tasklets+0xa90/0xa90 [ 850.540452] run_ksoftirqd+0x94/0x100 [ 850.544255] smpboot_thread_fn+0x68b/0xa00 [ 850.548498] ? sort_range+0x30/0x30 [ 850.552147] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 850.557279] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 850.562839] ? __kthread_parkme+0xfb/0x1a0 [ 850.567093] kthread+0x35a/0x420 [ 850.570462] ? sort_range+0x30/0x30 [ 850.574090] ? kthread_bind+0x40/0x40 [ 850.577905] ret_from_fork+0x3a/0x50 [ 850.581643] CPU: 0 PID: 22873 Comm: syz-executor2 Not tainted 4.19.0-rc4+ #106 [ 850.581716] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 850.589010] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 850.589016] Call Trace: [ 850.589048] dump_stack+0x1c4/0x2b4 [ 850.589068] ? dump_stack_print_info.cold.2+0x52/0x52 [ 850.589097] warn_alloc.cold.119+0xb7/0x1bd [ 850.595731] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 850.604937] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 850.607503] ksoftirqd/1 cpuset= [ 850.611130] ? lock_downgrade+0x900/0x900 [ 850.616300] / [ 850.620634] ? trace_hardirqs_off+0xb8/0x310 [ 850.630931] mems_allowed=0 [ 850.635801] ? trace_hardirqs_off+0xb8/0x310 [ 850.656654] __alloc_pages_slowpath+0x2667/0x2d80 [ 850.661536] ? warn_alloc+0x120/0x120 [ 850.665353] ? attach_entity_load_avg+0x860/0x860 [ 850.670204] ? warn_alloc+0x120/0x120 [ 850.674014] ? print_usage_bug+0xc0/0xc0 [ 850.678091] ? warn_alloc+0x120/0x120 [ 850.681897] ? print_usage_bug+0xc0/0xc0 [ 850.685964] ? rb_erase+0x3710/0x3710 [ 850.689776] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 850.695318] ? should_fail+0x22d/0xd01 [ 850.699211] ? graph_lock+0x170/0x170 [ 850.703020] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 850.708152] ? __lock_acquire+0x7ec/0x4ec0 [ 850.712398] ? should_fail+0x22d/0xd01 [ 850.716305] ? __update_load_avg_blocked_se+0x730/0x730 [ 850.721694] ? mark_held_locks+0x130/0x130 [ 850.725934] ? mark_held_locks+0x130/0x130 [ 850.730172] ? graph_lock+0x170/0x170 [ 850.733980] ? __lock_acquire+0x7ec/0x4ec0 [ 850.738218] ? update_load_avg+0x387/0x2470 [ 850.742556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 850.748095] ? graph_lock+0x170/0x170 [ 850.751902] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 850.757440] ? check_preemption_disabled+0x48/0x200 [ 850.762464] ? check_preemption_disabled+0x48/0x200 [ 850.767499] ? __lock_is_held+0xb5/0x140 [ 850.771569] __alloc_pages_nodemask+0xa80/0xde0 [ 850.776240] ? graph_lock+0x170/0x170 [ 850.780061] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 850.785078] ? graph_lock+0x170/0x170 [ 850.788892] ? find_held_lock+0x36/0x1c0 [ 850.792966] ? ____cache_alloc_node+0x1c7/0x1e0 [ 850.797638] ? lock_downgrade+0x900/0x900 [ 850.801888] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 850.807437] cache_grow_begin+0x91/0x8c0 [ 850.811510] ? do_raw_spin_unlock+0xa7/0x2f0 [ 850.815933] fallback_alloc+0x203/0x2e0 [ 850.819918] ____cache_alloc_node+0x1c7/0x1e0 [ 850.824426] kmem_cache_alloc+0x1f8/0x730 [ 850.828588] skb_clone+0x1bb/0x500 [ 850.832134] ? skb_split+0x11e0/0x11e0 [ 850.836029] ? kasan_check_read+0x11/0x20 [ 850.840201] ? __schedule+0x150b/0x1ed0 [ 850.844186] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 850.849672] ? lock_repin_lock+0x430/0x430 [ 850.854411] bpf_clone_redirect+0xb9/0x490 [ 850.858654] ? __schedule+0x150b/0x1ed0 [ 850.862641] bpf_prog_bebbfe2050753572+0xd1c/0x1000 [ 850.867664] ? __sched_text_start+0x8/0x8 [ 850.871848] ? retint_kernel+0x2d/0x2d [ 850.875762] ? trace_hardirqs_on_caller+0xc0/0x310 [ 850.880699] ? trace_hardirqs_on_caller+0xc0/0x310 [ 850.885632] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 850.890402] ? find_held_lock+0x36/0x1c0 [ 850.894476] ? lock_acquire+0x1ed/0x520 [ 850.898490] ? bpf_test_run+0x32e/0x5a0 [ 850.902472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 850.908010] ? check_preemption_disabled+0x48/0x200 [ 850.913052] ? kasan_check_read+0x11/0x20 [ 850.917211] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 850.922501] ? rcu_bh_qs+0xc0/0xc0 [ 850.926064] ? preempt_schedule+0x4d/0x60 [ 850.930220] ? ___preempt_schedule+0x16/0x18 [ 850.934642] ? bpf_test_run+0x1c0/0x5a0 [ 850.938653] ? netlink_diag_dump+0x2a0/0x2a0 [ 850.943076] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 850.948626] ? bpf_test_init.isra.9+0x70/0x100 [ 850.953218] ? bpf_prog_test_run_skb+0x634/0xb40 [ 850.957987] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 850.962837] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 850.968385] ? fput+0x130/0x1a0 [ 850.971671] ? __bpf_prog_get+0x9b/0x290 [ 850.975751] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 850.980614] ? bpf_prog_test_run+0x130/0x1a0 [ 850.985393] ? __x64_sys_bpf+0x3d8/0x510 [ 850.989463] ? bpf_prog_get+0x20/0x20 [ 850.993276] ? ksys_ioctl+0x81/0xd0 [ 850.996922] ? do_syscall_64+0x1b9/0x820 [ 851.000990] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 851.006381] ? syscall_return_slowpath+0x5e0/0x5e0 [ 851.011325] ? trace_hardirqs_on_caller+0x310/0x310 [ 851.016363] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 851.021390] ? recalc_sigpending_tsk+0x180/0x180 [ 851.026357] ? kasan_check_write+0x14/0x20 [ 851.030602] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 851.035481] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 851.040867] warn_alloc_show_mem: 1 callbacks suppressed [ 851.040881] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 851.040883] Mem-Info: [ 851.040919] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 851.040919] active_file:11 inactive_file:16 isolated_file:0 [ 851.040919] unevictable:0 dirty:0 writeback:0 unstable:0 [ 851.040919] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 851.040919] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 851.040919] free:13666 free_pcp:452 free_cma:0 [ 851.046262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 851.053213] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 851.055626] Call Trace: [ 851.088569] Node 0 [ 851.097943] dump_stack+0x1c4/0x2b4 [ 851.125477] 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 [ 851.128056] ? dump_stack_print_info.cold.2+0x52/0x52 [ 851.130267] lowmem_reserve[]: 0 [ 851.133917] warn_alloc.cold.119+0xb7/0x1bd [ 851.159387] 2817 6321 [ 851.164628] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 851.167890] 6321 [ 851.172219] ? lock_downgrade+0x900/0x900 [ 851.174698] Node 0 [ 851.179564] ? trace_hardirqs_off+0xb8/0x310 [ 851.181624] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 851.185747] ? trace_hardirqs_off+0xb8/0x310 [ 851.187952] lowmem_reserve[]: [ 851.192377] __alloc_pages_slowpath+0x2667/0x2d80 [ 851.219245] 0 0 [ 851.223719] ? mark_held_locks+0x130/0x130 [ 851.226793] 3503 [ 851.231652] ? warn_alloc+0x120/0x120 [ 851.233609] 3503 [ 851.237860] ? warn_alloc+0x120/0x120 [ 851.243706] ? print_usage_bug+0xc0/0xc0 [ 851.245748] Node 0 [ 851.249552] ? warn_alloc+0x120/0x120 [ 851.253622] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 851.255847] ? print_usage_bug+0xc0/0xc0 [ 851.259615] lowmem_reserve[]: 0 [ 851.288102] ? __lock_acquire+0x7ec/0x4ec0 [ 851.292145] 0 [ 851.295429] ? __lock_acquire+0x7ec/0x4ec0 [ 851.299631] 0 [ 851.301433] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 851.305643] 0 [ 851.307455] ? should_fail+0x22d/0xd01 [ 851.314765] ? __lock_acquire+0x7ec/0x4ec0 [ 851.318625] Node 0 DMA: [ 851.322868] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 851.322887] ? __lock_acquire+0x7ec/0x4ec0 [ 851.325539] 1*4kB [ 851.330645] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 851.334851] (U) 0*8kB [ 851.337016] ? __lock_acquire+0x7ec/0x4ec0 [ 851.342094] 0*16kB [ 851.344604] ? should_fail+0x22d/0xd01 [ 851.348837] 1*32kB (U) [ 851.351096] ? mark_held_locks+0x130/0x130 [ 851.354941] 2*64kB (U) [ 851.357547] ? mark_held_locks+0x130/0x130 [ 851.361753] 1*128kB [ 851.364341] ? mark_held_locks+0xc7/0x130 [ 851.368543] (U) 1*256kB [ 851.370878] ? print_usage_bug+0xc0/0xc0 [ 851.374988] (U) 0*512kB [ 851.377676] ? graph_lock+0x170/0x170 [ 851.381719] 1*1024kB [ 851.384389] ? print_usage_bug+0xc0/0xc0 [ 851.388167] (U) [ 851.390586] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 851.394624] 1*2048kB [ 851.396600] ? check_preemption_disabled+0x48/0x200 [ 851.402108] (M) [ 851.404518] ? check_preemption_disabled+0x48/0x200 [ 851.409507] 3*4096kB [ 851.411513] ? __lock_is_held+0xb5/0x140 [ 851.416495] (M) [ 851.418914] __alloc_pages_nodemask+0xa80/0xde0 [ 851.422938] = 15908kB [ 851.422947] Node 0 [ 851.424917] ? graph_lock+0x170/0x170 [ 851.429563] DMA32: [ 851.431970] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 851.434189] 1*4kB [ 851.437987] ? graph_lock+0x170/0x170 [ 851.440197] (U) [ 851.445232] ? find_held_lock+0x36/0x1c0 [ 851.447357] 0*8kB [ 851.451156] ? ____cache_alloc_node+0x1c7/0x1e0 [ 851.453112] 2*16kB [ 851.457169] ? lock_downgrade+0x900/0x900 [ 851.459298] (UM) [ 851.463971] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 851.466183] 2*32kB [ 851.470330] cache_grow_begin+0x91/0x8c0 [ 851.472368] (M) [ 851.477903] ? do_raw_spin_unlock+0xa7/0x2f0 [ 851.480115] 2*64kB [ 851.484177] fallback_alloc+0x203/0x2e0 [ 851.486127] (M) [ 851.490532] ____cache_alloc_node+0x1c7/0x1e0 [ 851.492738] 4*128kB (M) [ 851.496721] kmem_cache_alloc_node+0xe3/0x730 [ 851.498687] 4*256kB [ 851.503182] ? ipv6_get_ifaddr+0x42e/0x620 [ 851.505841] (UM) [ 851.510338] __alloc_skb+0x119/0x770 [ 851.512643] 5*512kB [ 851.516874] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 851.518944] (UM) [ 851.522654] ? skb_scrub_packet+0x490/0x490 [ 851.524951] 2*1024kB [ 851.530226] ? lock_downgrade+0x900/0x900 [ 851.532263] (M) [ 851.536584] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 851.538970] 3*2048kB [ 851.543118] ? refcount_sub_and_test_checked+0x203/0x310 [ 851.545071] (UM) [ 851.550626] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 851.553007] 3*4096kB (M) [ 851.558476] ? addrconf_rs_timer+0x6f0/0x6f0 [ 851.560512] = 24804kB [ 851.565975] ndisc_alloc_skb+0x144/0x340 [ 851.568707] Node 0 [ 851.573121] ndisc_send_rs+0x331/0x6e0 [ 851.575502] Normal: [ 851.579567] addrconf_rs_timer+0x3c0/0x6f0 [ 851.581777] 172*4kB [ 851.585668] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 851.587967] (UMEH) [ 851.592213] call_timer_fn+0x272/0x920 [ 851.594500] 656*8kB [ 851.598732] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 851.600944] (UMEH) [ 851.604828] ? process_timeout+0x40/0x40 [ 851.607128] 279*16kB [ 851.611360] ? find_held_lock+0x36/0x1c0 [ 851.613574] (UMEH) [ 851.617638] ? __run_timers+0x7da/0xc70 [ 851.620021] 75*32kB [ 851.624102] ? _raw_spin_unlock_irq+0x27/0x80 [ 851.626310] (UMH) [ 851.630280] ? _raw_spin_unlock_irq+0x27/0x80 [ 851.632582] 2*64kB [ 851.637077] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 851.639198] (UH) [ 851.643703] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 851.645914] 0*128kB [ 851.650150] ? trace_hardirqs_on+0xbd/0x310 [ 851.652190] 0*256kB [ 851.656774] ? kasan_check_read+0x11/0x20 [ 851.659069] 2*512kB [ 851.663390] ? __run_timers+0x7da/0xc70 [ 851.665696] (U) [ 851.669853] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 851.672149] 0*1024kB [ 851.676137] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 851.678170] 0*2048kB [ 851.683621] __run_timers+0x7e5/0xc70 [ 851.686021] 0*4096kB = 13952kB [ 851.690280] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 851.692665] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 851.696482] ? compat_start_thread+0x80/0x80 [ 851.699655] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 851.699664] 406 total pagecache pages [ 851.705046] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 851.713869] 0 pages in swap cache [ 851.718285] ? kasan_check_write+0x14/0x20 [ 851.726835] Swap cache stats: add 0, delete 0, find 0/0 [ 851.726846] Free swap = 0kB [ 851.730651] ? finish_task_switch+0x2f5/0x900 [ 851.736158] Total swap = 0kB [ 851.739612] ? __switch_to_asm+0x40/0x70 [ 851.743823] 1965979 pages RAM [ 851.749194] ? preempt_notifier_register+0x200/0x200 [ 851.752183] 0 pages HighMem/MovableOnly [ 851.756678] ? __switch_to_asm+0x34/0x70 [ 851.759669] 342745 pages reserved [ 851.763753] ? __switch_to_asm+0x40/0x70 [ 851.766840] 0 pages cma reserved [ 851.771955] ? __switch_to_asm+0x34/0x70 [ 851.776033] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 851.779967] ? __switch_to_asm+0x40/0x70 [ 851.783398] syz-executor2 cpuset= [ 851.787451] ? __switch_to_asm+0x34/0x70 [ 851.787467] ? __switch_to_asm+0x40/0x70 [ 851.790815] syz2 [ 851.794883] ? pvclock_read_flags+0x160/0x160 [ 851.805352] mems_allowed=0 [ 851.830329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 851.835875] ? check_preemption_disabled+0x48/0x200 [ 851.840910] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 851.846453] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 851.851735] ? rcu_pm_notify+0xc0/0xc0 [ 851.855625] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 851.861161] ? check_preemption_disabled+0x48/0x200 [ 851.866201] run_timer_softirq+0x52/0xb0 [ 851.870263] ? rcu_read_lock_sched_held+0x108/0x120 [ 851.875285] __do_softirq+0x30b/0xad8 [ 851.879101] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 851.884214] ? smpboot_thread_fn+0x334/0xa00 [ 851.888635] ? schedule+0x108/0x460 [ 851.892267] ? __schedule+0x1ed0/0x1ed0 [ 851.896253] ? trace_hardirqs_off+0xb8/0x310 [ 851.900667] ? ___might_sleep+0x1ed/0x300 [ 851.904824] ? smpboot_thread_fn+0x68b/0xa00 [ 851.909249] ? trace_hardirqs_on+0x310/0x310 [ 851.913665] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 851.919212] ? check_preemption_disabled+0x48/0x200 [ 851.924231] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 851.929778] ? takeover_tasklets+0xa90/0xa90 [ 851.934195] run_ksoftirqd+0x94/0x100 [ 851.938004] smpboot_thread_fn+0x68b/0xa00 [ 851.942250] ? sort_range+0x30/0x30 [ 851.945885] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 851.951022] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 851.956572] ? __kthread_parkme+0xfb/0x1a0 [ 851.960817] kthread+0x35a/0x420 [ 851.964196] ? sort_range+0x30/0x30 [ 851.967828] ? kthread_bind+0x40/0x40 [ 851.971655] ret_from_fork+0x3a/0x50 [ 851.975392] CPU: 0 PID: 22873 Comm: syz-executor2 Not tainted 4.19.0-rc4+ #106 [ 851.975467] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 851.982765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 851.982777] Call Trace: [ 851.989395] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 851.998637] dump_stack+0x1c4/0x2b4 [ 852.001203] ksoftirqd/1 cpuset= [ 852.011528] ? dump_stack_print_info.cold.2+0x52/0x52 [ 852.015130] / [ 852.018425] warn_alloc.cold.119+0xb7/0x1bd [ 852.023593] mems_allowed=0 [ 852.025315] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 852.037384] ? lock_downgrade+0x900/0x900 [ 852.041556] ? trace_hardirqs_off+0xb8/0x310 [ 852.045982] ? trace_hardirqs_off+0xb8/0x310 [ 852.050410] __alloc_pages_slowpath+0x2667/0x2d80 [ 852.055296] ? warn_alloc+0x120/0x120 [ 852.059111] ? attach_entity_load_avg+0x860/0x860 [ 852.063969] ? warn_alloc+0x120/0x120 [ 852.067786] ? print_usage_bug+0xc0/0xc0 [ 852.071862] ? warn_alloc+0x120/0x120 [ 852.075671] ? print_usage_bug+0xc0/0xc0 [ 852.079763] ? rb_erase+0x3710/0x3710 [ 852.083583] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 852.089134] ? should_fail+0x22d/0xd01 [ 852.093028] ? graph_lock+0x170/0x170 [ 852.096854] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 852.101980] ? __lock_acquire+0x7ec/0x4ec0 [ 852.106325] ? should_fail+0x22d/0xd01 [ 852.110231] ? __update_load_avg_blocked_se+0x730/0x730 [ 852.115612] ? mark_held_locks+0x130/0x130 [ 852.119874] ? mark_held_locks+0x130/0x130 [ 852.124123] ? graph_lock+0x170/0x170 [ 852.127938] ? __lock_acquire+0x7ec/0x4ec0 [ 852.132194] ? update_load_avg+0x387/0x2470 [ 852.136535] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 852.142120] ? graph_lock+0x170/0x170 [ 852.145958] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 852.151533] ? check_preemption_disabled+0x48/0x200 [ 852.156565] ? check_preemption_disabled+0x48/0x200 [ 852.161606] ? __lock_is_held+0xb5/0x140 [ 852.165679] __alloc_pages_nodemask+0xa80/0xde0 [ 852.170365] ? graph_lock+0x170/0x170 [ 852.174178] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 852.179199] ? graph_lock+0x170/0x170 [ 852.183018] ? find_held_lock+0x36/0x1c0 [ 852.187108] ? ____cache_alloc_node+0x1c7/0x1e0 [ 852.191784] ? lock_downgrade+0x900/0x900 [ 852.195944] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 852.201496] cache_grow_begin+0x91/0x8c0 [ 852.205569] ? do_raw_spin_unlock+0xa7/0x2f0 [ 852.209991] fallback_alloc+0x203/0x2e0 [ 852.213989] ____cache_alloc_node+0x1c7/0x1e0 [ 852.218493] kmem_cache_alloc+0x1f8/0x730 [ 852.222657] skb_clone+0x1bb/0x500 [ 852.226206] ? skb_split+0x11e0/0x11e0 [ 852.230101] ? kasan_check_read+0x11/0x20 [ 852.234256] ? __schedule+0x150b/0x1ed0 [ 852.238240] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 852.243702] ? lock_repin_lock+0x430/0x430 [ 852.247968] bpf_clone_redirect+0xb9/0x490 [ 852.252215] ? __schedule+0x150b/0x1ed0 [ 852.256205] bpf_prog_bebbfe2050753572+0xd1c/0x1000 [ 852.261234] ? __sched_text_start+0x8/0x8 [ 852.265402] ? retint_kernel+0x2d/0x2d [ 852.269295] ? trace_hardirqs_on_caller+0xc0/0x310 [ 852.274233] ? trace_hardirqs_on_caller+0xc0/0x310 [ 852.279169] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 852.283938] ? find_held_lock+0x36/0x1c0 [ 852.288016] ? lock_acquire+0x1ed/0x520 [ 852.292006] ? bpf_test_run+0x32e/0x5a0 [ 852.295994] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 852.301543] ? check_preemption_disabled+0x48/0x200 [ 852.306580] ? kasan_check_read+0x11/0x20 [ 852.310747] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 852.316048] ? rcu_bh_qs+0xc0/0xc0 [ 852.319600] ? preempt_schedule+0x4d/0x60 [ 852.323760] ? ___preempt_schedule+0x16/0x18 [ 852.328187] ? bpf_test_run+0x1c0/0x5a0 [ 852.332187] ? netlink_diag_dump+0x2a0/0x2a0 [ 852.336609] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 852.342157] ? bpf_test_init.isra.9+0x70/0x100 [ 852.346750] ? bpf_prog_test_run_skb+0x634/0xb40 [ 852.351520] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 852.356375] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 852.361918] ? fput+0x130/0x1a0 [ 852.365207] ? __bpf_prog_get+0x9b/0x290 [ 852.369278] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 852.374125] ? bpf_prog_test_run+0x130/0x1a0 [ 852.378553] ? __x64_sys_bpf+0x3d8/0x510 [ 852.382623] ? bpf_prog_get+0x20/0x20 [ 852.386442] ? ksys_ioctl+0x81/0xd0 [ 852.390090] ? do_syscall_64+0x1b9/0x820 [ 852.394162] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 852.399554] ? syscall_return_slowpath+0x5e0/0x5e0 [ 852.404505] ? trace_hardirqs_on_caller+0x310/0x310 [ 852.409539] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 852.414563] ? recalc_sigpending_tsk+0x180/0x180 [ 852.419336] ? kasan_check_write+0x14/0x20 [ 852.423590] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 852.428452] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 852.433840] warn_alloc_show_mem: 1 callbacks suppressed [ 852.433854] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 852.433856] Mem-Info: [ 852.433893] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 852.433893] active_file:11 inactive_file:16 isolated_file:0 [ 852.433893] unevictable:0 dirty:0 writeback:0 unstable:0 [ 852.433893] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 852.433893] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 852.433893] free:13666 free_pcp:452 free_cma:0 [ 852.439235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 852.446196] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 852.448601] Call Trace: [ 852.481478] Node 0 [ 852.490854] dump_stack+0x1c4/0x2b4 [ 852.518455] 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 [ 852.521024] ? dump_stack_print_info.cold.2+0x52/0x52 [ 852.523239] lowmem_reserve[]: 0 [ 852.526887] warn_alloc.cold.119+0xb7/0x1bd [ 852.552370] 2817 6321 [ 852.557584] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 852.560832] 6321 [ 852.565163] ? lock_downgrade+0x900/0x900 [ 852.572480] ? trace_hardirqs_off+0xb8/0x310 [ 852.574517] Node 0 [ 852.578660] ? trace_hardirqs_off+0xb8/0x310 [ 852.583079] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 852.585290] __alloc_pages_slowpath+0x2667/0x2d80 [ 852.589666] lowmem_reserve[]: [ 852.616584] ? mark_held_locks+0x130/0x130 [ 852.621387] 0 [ 852.624495] ? warn_alloc+0x120/0x120 [ 852.628696] 0 3503 [ 852.630521] ? warn_alloc+0x120/0x120 [ 852.634290] 3503 [ 852.636545] ? print_usage_bug+0xc0/0xc0 [ 852.640340] Node 0 [ 852.642450] ? warn_alloc+0x120/0x120 [ 852.646519] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 852.648728] ? print_usage_bug+0xc0/0xc0 [ 852.652511] lowmem_reserve[]: 0 [ 852.681002] ? __lock_acquire+0x7ec/0x4ec0 [ 852.685047] 0 0 [ 852.688341] ? __lock_acquire+0x7ec/0x4ec0 [ 852.692562] 0 [ 852.694551] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 852.700566] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 852.706076] Node 0 DMA: [ 852.711618] ? should_fail+0x22d/0xd01 [ 852.711638] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 852.714292] 1*4kB [ 852.718178] ? __lock_acquire+0x7ec/0x4ec0 [ 852.723254] (U) [ 852.725403] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 852.729605] 0*8kB 0*16kB [ 852.731589] ? __lock_acquire+0x7ec/0x4ec0 [ 852.736667] 1*32kB [ 852.739425] ? should_fail+0x22d/0xd01 [ 852.743630] (U) [ 852.745885] ? mark_held_locks+0x130/0x130 [ 852.749736] 2*64kB (U) [ 852.751744] ? mark_held_locks+0x130/0x130 [ 852.755959] 1*128kB [ 852.758577] ? mark_held_locks+0xc7/0x130 [ 852.762782] (U) [ 852.765111] ? print_usage_bug+0xc0/0xc0 [ 852.769234] 1*256kB [ 852.771217] ? graph_lock+0x170/0x170 [ 852.775254] (U) [ 852.777577] ? print_usage_bug+0xc0/0xc0 [ 852.781366] 0*512kB 1*1024kB [ 852.783361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 852.787399] (U) [ 852.790504] ? check_preemption_disabled+0x48/0x200 [ 852.796019] 1*2048kB [ 852.797998] ? check_preemption_disabled+0x48/0x200 [ 852.802982] (M) 3*4096kB [ 852.805409] ? __lock_is_held+0xb5/0x140 [ 852.810394] (M) [ 852.813167] __alloc_pages_nodemask+0xa80/0xde0 [ 852.817198] = 15908kB [ 852.819168] ? graph_lock+0x170/0x170 [ 852.823809] Node 0 [ 852.826220] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 852.829986] DMA32: 1*4kB [ 852.832230] ? graph_lock+0x170/0x170 [ 852.837215] (U) 0*8kB [ 852.839992] ? find_held_lock+0x36/0x1c0 [ 852.843758] 2*16kB [ 852.846259] ? ____cache_alloc_node+0x1c7/0x1e0 [ 852.851737] (UM) 2*32kB [ 852.853989] ? lock_downgrade+0x900/0x900 [ 852.858636] (M) [ 852.861312] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 852.865433] 2*64kB [ 852.867410] cache_grow_begin+0x91/0x8c0 [ 852.872913] (M) 4*128kB [ 852.875165] ? do_raw_spin_unlock+0xa7/0x2f0 [ 852.879197] (M) [ 852.881880] fallback_alloc+0x203/0x2e0 [ 852.886253] 4*256kB (UM) [ 852.888258] ____cache_alloc_node+0x1c7/0x1e0 [ 852.892198] 5*512kB (UM) [ 852.894962] kmem_cache_alloc_node+0xe3/0x730 [ 852.899434] 2*1024kB [ 852.902194] ? ipv6_get_ifaddr+0x42e/0x620 [ 852.906660] (M) [ 852.909078] __alloc_skb+0x119/0x770 [ 852.913281] 3*2048kB (UM) [ 852.915283] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 852.918972] 3*4096kB [ 852.921812] ? skb_scrub_packet+0x490/0x490 [ 852.927064] (M) = 24804kB [ 852.929483] ? lock_downgrade+0x900/0x900 [ 852.933786] Node 0 [ 852.936551] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 852.940664] Normal: 172*4kB [ 852.942915] ? refcount_sub_and_test_checked+0x203/0x310 [ 852.948428] (UMEH) [ 852.951473] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 852.956889] 656*8kB (UMEH) [ 852.959140] ? addrconf_rs_timer+0x6f0/0x6f0 [ 852.964560] 279*16kB (UMEH) [ 852.967516] ndisc_alloc_skb+0x144/0x340 [ 852.971896] 75*32kB [ 852.974920] ndisc_send_rs+0x331/0x6e0 [ 852.978946] (UMH) 2*64kB [ 852.981289] addrconf_rs_timer+0x3c0/0x6f0 [ 852.985496] (UH) [ 852.988261] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 852.992486] 0*128kB 0*256kB [ 852.994586] call_timer_fn+0x272/0x920 [ 852.998788] 2*512kB [ 853.001818] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 853.005676] (U) [ 853.007998] ? process_timeout+0x40/0x40 [ 853.012211] 0*1024kB [ 853.014205] ? find_held_lock+0x36/0x1c0 [ 853.018238] 0*2048kB [ 853.020653] ? __run_timers+0x7da/0xc70 [ 853.024868] 0*4096kB [ 853.027276] ? _raw_spin_unlock_irq+0x27/0x80 [ 853.031216] = 13952kB [ 853.031232] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 853.033633] ? _raw_spin_unlock_irq+0x27/0x80 [ 853.038111] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 853.040515] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 853.049339] 406 total pagecache pages [ 853.053840] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 853.062395] 0 pages in swap cache [ 853.066632] ? trace_hardirqs_on+0xbd/0x310 [ 853.070408] Swap cache stats: add 0, delete 0, find 0/0 [ 853.074984] ? kasan_check_read+0x11/0x20 [ 853.078407] Free swap = 0kB [ 853.082723] ? __run_timers+0x7da/0xc70 [ 853.088070] Total swap = 0kB [ 853.092214] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 853.095203] 1965979 pages RAM [ 853.099177] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 853.102160] 0 pages HighMem/MovableOnly [ 853.102169] 342745 pages reserved [ 853.107619] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 853.110700] 0 pages cma reserved [ 853.114944] __run_timers+0x7e5/0xc70 [ 853.119151] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 853.122362] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 853.126569] ksoftirqd/0 cpuset= [ 853.129955] ? compat_start_thread+0x80/0x80 [ 853.133731] / [ 853.144063] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 853.149399] mems_allowed=0 [ 853.167230] ? kasan_check_write+0x14/0x20 [ 853.171472] ? finish_task_switch+0x2f5/0x900 [ 853.175971] ? __switch_to_asm+0x40/0x70 [ 853.180046] ? preempt_notifier_register+0x200/0x200 [ 853.185154] ? __switch_to_asm+0x34/0x70 [ 853.189212] ? __switch_to_asm+0x40/0x70 [ 853.193271] ? __switch_to_asm+0x34/0x70 [ 853.197334] ? __switch_to_asm+0x40/0x70 [ 853.201394] ? __switch_to_asm+0x34/0x70 [ 853.205454] ? __switch_to_asm+0x40/0x70 [ 853.209535] ? pvclock_read_flags+0x160/0x160 [ 853.214048] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 853.219594] ? check_preemption_disabled+0x48/0x200 [ 853.224626] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 853.230183] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 853.235470] ? rcu_pm_notify+0xc0/0xc0 [ 853.239373] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 853.244914] ? check_preemption_disabled+0x48/0x200 [ 853.249941] run_timer_softirq+0x52/0xb0 [ 853.254005] ? rcu_read_lock_sched_held+0x108/0x120 [ 853.259054] __do_softirq+0x30b/0xad8 [ 853.262876] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 853.267985] ? smpboot_thread_fn+0x334/0xa00 [ 853.272403] ? schedule+0x108/0x460 [ 853.276034] ? __schedule+0x1ed0/0x1ed0 [ 853.280029] ? trace_hardirqs_off+0xb8/0x310 [ 853.284449] ? ___might_sleep+0x1ed/0x300 [ 853.288595] ? smpboot_thread_fn+0x68b/0xa00 [ 853.293010] ? trace_hardirqs_on+0x310/0x310 [ 853.297427] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 853.302969] ? check_preemption_disabled+0x48/0x200 [ 853.307989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 853.313531] ? takeover_tasklets+0xa90/0xa90 [ 853.317946] run_ksoftirqd+0x94/0x100 [ 853.321748] smpboot_thread_fn+0x68b/0xa00 [ 853.325991] ? sort_range+0x30/0x30 [ 853.329623] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 853.334731] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 853.340278] ? __kthread_parkme+0xfb/0x1a0 [ 853.344523] kthread+0x35a/0x420 [ 853.347893] ? sort_range+0x30/0x30 [ 853.351524] ? kthread_bind+0x40/0x40 [ 853.355332] ret_from_fork+0x3a/0x50 [ 853.359237] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 853.359311] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 853.366074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 853.366079] Call Trace: [ 853.366099] dump_stack+0x1c4/0x2b4 [ 853.366116] ? dump_stack_print_info.cold.2+0x52/0x52 [ 853.372674] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 853.381980] warn_alloc.cold.119+0xb7/0x1bd [ 853.384539] ksoftirqd/1 cpuset= [ 853.388170] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 853.393343] / [ 853.403661] ? lock_downgrade+0x900/0x900 [ 853.407953] mems_allowed=0 [ 853.411229] ? trace_hardirqs_off+0xb8/0x310 [ 853.429252] ? trace_hardirqs_off+0xb8/0x310 [ 853.433674] __alloc_pages_slowpath+0x2667/0x2d80 [ 853.438551] ? warn_alloc+0x120/0x120 [ 853.442361] ? warn_alloc+0x120/0x120 [ 853.446167] ? print_usage_bug+0xc0/0xc0 [ 853.450228] ? warn_alloc+0x120/0x120 [ 853.454030] ? print_usage_bug+0xc0/0xc0 [ 853.458112] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 853.463654] ? should_fail+0x22d/0xd01 [ 853.467543] ? __lock_acquire+0x7ec/0x4ec0 [ 853.471786] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 853.476890] ? __lock_acquire+0x7ec/0x4ec0 [ 853.481135] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 853.486235] ? __lock_acquire+0x7ec/0x4ec0 [ 853.490469] ? should_fail+0x22d/0xd01 [ 853.494395] ? mark_held_locks+0x130/0x130 [ 853.498635] ? mark_held_locks+0x130/0x130 [ 853.502876] ? mark_held_locks+0x130/0x130 [ 853.507110] ? graph_lock+0x170/0x170 [ 853.510913] ? print_usage_bug+0xc0/0xc0 [ 853.514977] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 853.520517] ? check_preemption_disabled+0x48/0x200 [ 853.525543] ? check_preemption_disabled+0x48/0x200 [ 853.530574] ? __lock_is_held+0xb5/0x140 [ 853.534646] __alloc_pages_nodemask+0xa80/0xde0 [ 853.539320] ? graph_lock+0x170/0x170 [ 853.543135] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 853.548148] ? graph_lock+0x170/0x170 [ 853.551959] ? find_held_lock+0x36/0x1c0 [ 853.556033] ? ____cache_alloc_node+0x1c7/0x1e0 [ 853.560715] ? lock_downgrade+0x900/0x900 [ 853.564875] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 853.570514] cache_grow_begin+0x91/0x8c0 [ 853.574587] ? do_raw_spin_unlock+0xa7/0x2f0 [ 853.579006] fallback_alloc+0x203/0x2e0 [ 853.582996] ____cache_alloc_node+0x1c7/0x1e0 [ 853.588112] kmem_cache_alloc_node+0xe3/0x730 [ 853.592609] ? ipv6_get_ifaddr+0x42e/0x620 [ 853.596857] __alloc_skb+0x119/0x770 [ 853.600578] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 853.605885] ? skb_scrub_packet+0x490/0x490 [ 853.610209] ? lock_downgrade+0x900/0x900 [ 853.614373] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 853.619925] ? refcount_sub_and_test_checked+0x203/0x310 [ 853.625384] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 853.630846] ? addrconf_rs_timer+0x6f0/0x6f0 [ 853.635276] ndisc_alloc_skb+0x144/0x340 [ 853.639349] ndisc_send_rs+0x331/0x6e0 [ 853.643250] addrconf_rs_timer+0x3c0/0x6f0 [ 853.647493] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 853.651748] call_timer_fn+0x272/0x920 [ 853.655644] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 853.659887] ? process_timeout+0x40/0x40 [ 853.663949] ? find_held_lock+0x36/0x1c0 [ 853.668021] ? __run_timers+0x7da/0xc70 [ 853.672008] ? _raw_spin_unlock_irq+0x27/0x80 [ 853.676508] ? _raw_spin_unlock_irq+0x27/0x80 [ 853.681004] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 853.685246] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 853.689835] ? trace_hardirqs_on+0xbd/0x310 [ 853.694157] ? kasan_check_read+0x11/0x20 [ 853.698309] ? __run_timers+0x7da/0xc70 [ 853.702300] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 853.707770] ? tcp_compressed_ack_kick+0x220/0x220 [ 853.712719] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 853.716967] __run_timers+0x7e5/0xc70 [ 853.720769] ? find_held_lock+0x36/0x1c0 [ 853.724855] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 853.730224] ? _raw_spin_unlock_irq+0x27/0x80 [ 853.734724] ? _raw_spin_unlock_irq+0x27/0x80 [ 853.739224] ? lockdep_hardirqs_on+0x421/0x5c0 [ 853.743808] ? trace_hardirqs_on+0xbd/0x310 [ 853.748131] ? kasan_check_read+0x11/0x20 [ 853.752287] ? finish_task_switch+0x1f5/0x900 [ 853.756786] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 853.762238] ? compat_start_thread+0x80/0x80 [ 853.766669] ? pvclock_read_flags+0x160/0x160 [ 853.771170] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 853.776710] ? check_preemption_disabled+0x48/0x200 [ 853.781743] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 853.787284] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 853.792584] ? rcu_pm_notify+0xc0/0xc0 [ 853.796476] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 853.802016] ? check_preemption_disabled+0x48/0x200 [ 853.807071] run_timer_softirq+0x52/0xb0 [ 853.811136] ? rcu_read_lock_sched_held+0x108/0x120 [ 853.816163] __do_softirq+0x30b/0xad8 [ 853.819976] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 853.825083] ? trace_hardirqs_off+0x310/0x310 [ 853.829598] ? schedule+0x108/0x460 [ 853.833237] ? trace_hardirqs_off+0xb8/0x310 [ 853.837649] ? smpboot_thread_fn+0x68b/0xa00 [ 853.842078] ? trace_hardirqs_on+0x310/0x310 [ 853.846494] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 853.852185] ? check_preemption_disabled+0x48/0x200 [ 853.857903] ? takeover_tasklets+0xa90/0xa90 [ 853.862316] run_ksoftirqd+0x94/0x100 [ 853.866123] smpboot_thread_fn+0x68b/0xa00 [ 853.870364] ? sort_range+0x30/0x30 [ 853.873997] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 853.879102] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 853.884642] ? __kthread_parkme+0xfb/0x1a0 [ 853.888885] kthread+0x35a/0x420 [ 853.892252] ? sort_range+0x30/0x30 [ 853.895879] ? kthread_bind+0x40/0x40 [ 853.899772] ret_from_fork+0x3a/0x50 [ 853.903505] warn_alloc_show_mem: 1 callbacks suppressed [ 853.903517] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 853.903519] Mem-Info: [ 853.903552] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 853.903552] active_file:11 inactive_file:16 isolated_file:0 [ 853.903552] unevictable:0 dirty:0 writeback:0 unstable:0 [ 853.903552] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 853.903552] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 853.903552] free:13666 free_pcp:452 free_cma:0 [ 853.908890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 853.915865] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 853.918264] Call Trace: [ 853.951143] Node 0 [ 853.960523] dump_stack+0x1c4/0x2b4 [ 853.988033] 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 [ 853.990597] ? dump_stack_print_info.cold.2+0x52/0x52 [ 853.992802] lowmem_reserve[]: [ 853.996447] warn_alloc.cold.119+0xb7/0x1bd [ 854.021920] 0 2817 [ 854.027127] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 854.030202] 6321 [ 854.034567] ? lock_downgrade+0x900/0x900 [ 854.036771] 6321 [ 854.041639] ? trace_hardirqs_off+0xb8/0x310 [ 854.043675] Node 0 [ 854.047840] ? trace_hardirqs_off+0xb8/0x310 [ 854.049896] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 854.054279] __alloc_pages_slowpath+0x2667/0x2d80 [ 854.056496] lowmem_reserve[]: [ 854.060919] ? mark_held_locks+0x130/0x130 [ 854.087771] 0 0 [ 854.092635] ? warn_alloc+0x120/0x120 [ 854.095703] 3503 3503 [ 854.099953] ? warn_alloc+0x120/0x120 [ 854.105695] ? print_usage_bug+0xc0/0xc0 [ 854.108168] Node 0 [ 854.111960] ? warn_alloc+0x120/0x120 [ 854.116021] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 854.118225] ? print_usage_bug+0xc0/0xc0 [ 854.121993] lowmem_reserve[]: 0 [ 854.150473] ? __lock_acquire+0x7ec/0x4ec0 [ 854.154527] 0 [ 854.157800] ? __lock_acquire+0x7ec/0x4ec0 [ 854.162023] 0 0 [ 854.163845] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 854.168057] Node 0 [ 854.170031] ? should_fail+0x22d/0xd01 [ 854.175544] DMA: 1*4kB [ 854.177788] ? __lock_acquire+0x7ec/0x4ec0 [ 854.181646] (U) [ 854.184237] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 854.188444] 0*8kB 0*16kB [ 854.190434] ? __lock_acquire+0x7ec/0x4ec0 [ 854.195513] 1*32kB [ 854.198278] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 854.202491] (U) 2*64kB [ 854.204733] ? __lock_acquire+0x7ec/0x4ec0 [ 854.209804] (U) 1*128kB [ 854.212403] ? should_fail+0x22d/0xd01 [ 854.216608] (U) 1*256kB [ 854.219294] ? mark_held_locks+0x130/0x130 [ 854.223140] (U) 0*512kB [ 854.225818] ? mark_held_locks+0x130/0x130 [ 854.230048] 1*1024kB (U) [ 854.232736] ? graph_lock+0x170/0x170 [ 854.237019] 1*2048kB (M) [ 854.239793] ? print_usage_bug+0xc0/0xc0 [ 854.243560] 3*4096kB (M) [ 854.246327] ? wq_watchdog_touch+0x9c/0xfe [ 854.250366] = 15908kB [ 854.253122] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 854.257340] Node 0 [ 854.259745] ? check_preemption_disabled+0x48/0x200 [ 854.265252] DMA32: 1*4kB [ 854.267495] ? check_preemption_disabled+0x48/0x200 [ 854.272481] (U) 0*8kB [ 854.275259] ? __lock_is_held+0xb5/0x140 [ 854.280237] 2*16kB (UM) [ 854.282748] __alloc_pages_nodemask+0xa80/0xde0 [ 854.286774] 2*32kB (M) [ 854.289451] ? graph_lock+0x170/0x170 [ 854.294091] 2*64kB (M) [ 854.296684] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 854.300447] 4*128kB (M) [ 854.303035] ? graph_lock+0x170/0x170 [ 854.308028] 4*256kB (UM) [ 854.310722] ? find_held_lock+0x36/0x1c0 [ 854.314484] 5*512kB (UM) [ 854.317259] ? ____cache_alloc_node+0x1c7/0x1e0 [ 854.321285] 2*1024kB [ 854.324046] ? lock_downgrade+0x900/0x900 [ 854.328682] (M) [ 854.331094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 854.335214] 3*2048kB [ 854.337202] cache_grow_begin+0x91/0x8c0 [ 854.342712] (UM) 3*4096kB [ 854.345141] ? do_raw_spin_unlock+0xa7/0x2f0 [ 854.349170] (M) = 24804kB [ 854.352043] fallback_alloc+0x203/0x2e0 [ 854.356426] Node 0 [ 854.359203] ____cache_alloc_node+0x1c7/0x1e0 [ 854.363136] Normal: 172*4kB [ 854.365387] kmem_cache_alloc_node+0xe3/0x730 [ 854.369848] (UMEH) [ 854.372864] ? ipv6_get_ifaddr+0x42e/0x620 [ 854.377347] 656*8kB (UMEH) [ 854.379606] __alloc_skb+0x119/0x770 [ 854.383803] 279*16kB (UMEH) [ 854.386760] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 854.390444] 75*32kB (UMH) [ 854.393471] ? skb_scrub_packet+0x490/0x490 [ 854.398710] 2*64kB (UH) [ 854.401568] ? lock_downgrade+0x900/0x900 [ 854.405857] 0*128kB [ 854.408523] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 854.412643] 0*256kB [ 854.414961] ? refcount_sub_and_test_checked+0x203/0x310 [ 854.420471] 2*512kB [ 854.422785] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 854.428210] (U) [ 854.430529] ? addrconf_rs_timer+0x6f0/0x6f0 [ 854.435954] 0*1024kB 0*2048kB [ 854.437954] ndisc_alloc_skb+0x144/0x340 [ 854.442325] 0*4096kB = 13952kB [ 854.445543] ndisc_send_rs+0x331/0x6e0 [ 854.449589] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 854.452783] addrconf_rs_timer+0x3c0/0x6f0 [ 854.456637] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 854.456647] 406 total pagecache pages [ 854.465493] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 854.469704] 0 pages in swap cache [ 854.478284] call_timer_fn+0x272/0x920 [ 854.482060] Swap cache stats: add 0, delete 0, find 0/0 [ 854.486291] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 854.489709] Free swap = 0kB [ 854.489718] Total swap = 0kB [ 854.493601] ? process_timeout+0x40/0x40 [ 854.498941] 1965979 pages RAM [ 854.503176] ? find_held_lock+0x36/0x1c0 [ 854.506165] 0 pages HighMem/MovableOnly [ 854.506174] 342745 pages reserved [ 854.509197] ? __run_timers+0x7da/0xc70 [ 854.513225] 0 pages cma reserved [ 854.516327] ? _raw_spin_unlock_irq+0x27/0x80 [ 854.520433] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 854.524331] ? _raw_spin_unlock_irq+0x27/0x80 [ 854.524347] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 854.524367] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 854.527859] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 854.531764] ? trace_hardirqs_on+0xbd/0x310 [ 854.535108] ksoftirqd/0 cpuset= [ 854.539607] ? kasan_check_read+0x11/0x20 [ 854.546077] / [ 854.550578] ? __run_timers+0x7da/0xc70 [ 854.554788] mems_allowed=0 [ 854.559366] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 854.595408] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 854.599646] __run_timers+0x7e5/0xc70 [ 854.603462] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 854.608825] ? compat_start_thread+0x80/0x80 [ 854.613248] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 854.618797] ? kasan_check_write+0x14/0x20 [ 854.623035] ? finish_task_switch+0x2f5/0x900 [ 854.627543] ? __switch_to_asm+0x40/0x70 [ 854.631610] ? preempt_notifier_register+0x200/0x200 [ 854.636724] ? __switch_to_asm+0x34/0x70 [ 854.640783] ? __switch_to_asm+0x40/0x70 [ 854.644845] ? __switch_to_asm+0x34/0x70 [ 854.648903] ? __switch_to_asm+0x40/0x70 [ 854.652961] ? __switch_to_asm+0x34/0x70 [ 854.657025] ? __switch_to_asm+0x40/0x70 [ 854.661109] ? pvclock_read_flags+0x160/0x160 [ 854.665607] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 854.671146] ? check_preemption_disabled+0x48/0x200 [ 854.676177] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 854.681715] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 854.686997] ? rcu_pm_notify+0xc0/0xc0 [ 854.690886] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 854.696426] ? check_preemption_disabled+0x48/0x200 [ 854.701456] run_timer_softirq+0x52/0xb0 [ 854.705522] ? rcu_read_lock_sched_held+0x108/0x120 [ 854.710543] __do_softirq+0x30b/0xad8 [ 854.714361] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 854.719474] ? smpboot_thread_fn+0x334/0xa00 [ 854.723892] ? schedule+0x108/0x460 [ 854.727531] ? __schedule+0x1ed0/0x1ed0 [ 854.731515] ? trace_hardirqs_off+0xb8/0x310 [ 854.735926] ? ___might_sleep+0x1ed/0x300 [ 854.740077] ? smpboot_thread_fn+0x68b/0xa00 [ 854.744489] ? trace_hardirqs_on+0x310/0x310 [ 854.748905] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 854.754447] ? check_preemption_disabled+0x48/0x200 [ 854.759462] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 854.765007] ? takeover_tasklets+0xa90/0xa90 [ 854.769452] run_ksoftirqd+0x94/0x100 [ 854.773261] smpboot_thread_fn+0x68b/0xa00 [ 854.777504] ? sort_range+0x30/0x30 [ 854.781136] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 854.786247] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 854.791789] ? __kthread_parkme+0xfb/0x1a0 [ 854.796029] kthread+0x35a/0x420 [ 854.799410] ? sort_range+0x30/0x30 [ 854.803044] ? kthread_bind+0x40/0x40 [ 854.806860] ret_from_fork+0x3a/0x50 [ 854.810600] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 854.810674] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 854.817442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 854.817447] Call Trace: [ 854.817468] dump_stack+0x1c4/0x2b4 [ 854.817482] ? dump_stack_print_info.cold.2+0x52/0x52 [ 854.817509] warn_alloc.cold.119+0xb7/0x1bd [ 854.817526] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 854.824103] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 854.833369] ? lock_downgrade+0x900/0x900 [ 854.835928] ksoftirqd/1 cpuset= [ 854.839555] ? trace_hardirqs_off+0xb8/0x310 [ 854.844719] / [ 854.849048] ? trace_hardirqs_off+0xb8/0x310 [ 854.856492] mems_allowed=0 [ 854.866816] __alloc_pages_slowpath+0x2667/0x2d80 [ 854.892486] ? warn_alloc+0x120/0x120 [ 854.896298] ? warn_alloc+0x120/0x120 [ 854.900105] ? print_usage_bug+0xc0/0xc0 [ 854.904167] ? warn_alloc+0x120/0x120 [ 854.907972] ? print_usage_bug+0xc0/0xc0 [ 854.912035] ? __lock_acquire+0x7ec/0x4ec0 [ 854.916297] ? __lock_acquire+0x7ec/0x4ec0 [ 854.920535] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 854.926077] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 854.931621] ? should_fail+0x22d/0xd01 [ 854.935517] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 854.940621] ? __lock_acquire+0x7ec/0x4ec0 [ 854.944863] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 854.949966] ? __lock_acquire+0x7ec/0x4ec0 [ 854.954201] ? should_fail+0x22d/0xd01 [ 854.958104] ? mark_held_locks+0x130/0x130 [ 854.962354] ? mark_held_locks+0x130/0x130 [ 854.966597] ? graph_lock+0x170/0x170 [ 854.970403] ? print_usage_bug+0xc0/0xc0 [ 854.974476] ? graph_lock+0x170/0x170 [ 854.978277] ? print_usage_bug+0xc0/0xc0 [ 854.982682] ? wq_watchdog_touch+0x9c/0xfe [ 854.986919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 854.992454] ? check_preemption_disabled+0x48/0x200 [ 854.997472] ? check_preemption_disabled+0x48/0x200 [ 855.002505] ? __lock_is_held+0xb5/0x140 [ 855.006574] __alloc_pages_nodemask+0xa80/0xde0 [ 855.011297] ? graph_lock+0x170/0x170 [ 855.015113] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 855.020130] ? graph_lock+0x170/0x170 [ 855.023943] ? find_held_lock+0x36/0x1c0 [ 855.028019] ? ____cache_alloc_node+0x1c7/0x1e0 [ 855.032702] ? lock_downgrade+0x900/0x900 [ 855.036864] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 855.042582] cache_grow_begin+0x91/0x8c0 [ 855.046653] ? do_raw_spin_unlock+0xa7/0x2f0 [ 855.051090] fallback_alloc+0x203/0x2e0 [ 855.055094] ____cache_alloc_node+0x1c7/0x1e0 [ 855.059602] kmem_cache_alloc_node+0xe3/0x730 [ 855.064105] ? ipv6_get_ifaddr+0x42e/0x620 [ 855.068359] __alloc_skb+0x119/0x770 [ 855.072076] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 855.077374] ? skb_scrub_packet+0x490/0x490 [ 855.081697] ? lock_downgrade+0x900/0x900 [ 855.085857] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 855.091400] ? refcount_sub_and_test_checked+0x203/0x310 [ 855.096855] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 855.102314] ? addrconf_rs_timer+0x6f0/0x6f0 [ 855.106745] ndisc_alloc_skb+0x144/0x340 [ 855.110813] ndisc_send_rs+0x331/0x6e0 [ 855.114709] addrconf_rs_timer+0x3c0/0x6f0 [ 855.118953] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 855.123208] call_timer_fn+0x272/0x920 [ 855.127113] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 855.131361] ? process_timeout+0x40/0x40 [ 855.135422] ? find_held_lock+0x36/0x1c0 [ 855.139494] ? __run_timers+0x7da/0xc70 [ 855.143477] ? _raw_spin_unlock_irq+0x27/0x80 [ 855.147977] ? _raw_spin_unlock_irq+0x27/0x80 [ 855.152486] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 855.156731] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 855.161320] ? trace_hardirqs_on+0xbd/0x310 [ 855.165654] ? kasan_check_read+0x11/0x20 [ 855.169810] ? __run_timers+0x7da/0xc70 [ 855.173788] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 855.179247] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 855.183490] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 855.187731] __run_timers+0x7e5/0xc70 [ 855.191531] ? find_held_lock+0x36/0x1c0 [ 855.195604] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 855.200990] ? _raw_spin_unlock_irq+0x27/0x80 [ 855.205497] ? _raw_spin_unlock_irq+0x27/0x80 [ 855.210007] ? lockdep_hardirqs_on+0x421/0x5c0 [ 855.214603] ? trace_hardirqs_on+0xbd/0x310 [ 855.218931] ? kasan_check_read+0x11/0x20 [ 855.223085] ? finish_task_switch+0x1f5/0x900 [ 855.227583] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 855.233051] ? compat_start_thread+0x80/0x80 [ 855.237481] ? pvclock_read_flags+0x160/0x160 [ 855.241983] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 855.247525] ? check_preemption_disabled+0x48/0x200 [ 855.252551] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 855.258088] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 855.263368] ? rcu_pm_notify+0xc0/0xc0 [ 855.267257] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 855.272794] ? check_preemption_disabled+0x48/0x200 [ 855.277827] run_timer_softirq+0x52/0xb0 [ 855.281892] ? rcu_read_lock_sched_held+0x108/0x120 [ 855.286909] __do_softirq+0x30b/0xad8 [ 855.290724] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 855.295829] ? trace_hardirqs_off+0x310/0x310 [ 855.300346] ? schedule+0x108/0x460 [ 855.303993] ? trace_hardirqs_off+0xb8/0x310 [ 855.308406] ? smpboot_thread_fn+0x68b/0xa00 [ 855.312821] ? trace_hardirqs_on+0x310/0x310 [ 855.317231] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 855.322770] ? check_preemption_disabled+0x48/0x200 [ 855.327795] ? takeover_tasklets+0xa90/0xa90 [ 855.332211] run_ksoftirqd+0x94/0x100 [ 855.336016] smpboot_thread_fn+0x68b/0xa00 [ 855.340268] ? sort_range+0x30/0x30 [ 855.343905] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 855.349027] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 855.354602] ? __kthread_parkme+0xfb/0x1a0 [ 855.358850] kthread+0x35a/0x420 [ 855.362223] ? sort_range+0x30/0x30 [ 855.365853] ? kthread_bind+0x40/0x40 [ 855.369670] ret_from_fork+0x3a/0x50 [ 855.373408] warn_alloc_show_mem: 1 callbacks suppressed [ 855.373421] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 855.373423] Mem-Info: [ 855.373456] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 855.373456] active_file:11 inactive_file:16 isolated_file:0 [ 855.373456] unevictable:0 dirty:0 writeback:0 unstable:0 [ 855.373456] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 855.373456] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 855.373456] free:13666 free_pcp:452 free_cma:0 [ 855.378798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 855.385734] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 855.388133] Call Trace: [ 855.421006] Node 0 [ 855.430379] dump_stack+0x1c4/0x2b4 [ 855.458151] 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 [ 855.460717] ? dump_stack_print_info.cold.2+0x52/0x52 [ 855.462912] lowmem_reserve[]: 0 [ 855.466554] warn_alloc.cold.119+0xb7/0x1bd [ 855.492026] 2817 6321 [ 855.497239] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 855.500482] 6321 [ 855.504798] ? lock_downgrade+0x900/0x900 [ 855.512106] ? trace_hardirqs_off+0xb8/0x310 [ 855.514142] Node 0 [ 855.518282] ? trace_hardirqs_off+0xb8/0x310 [ 855.522711] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 855.524929] __alloc_pages_slowpath+0x2667/0x2d80 [ 855.529297] lowmem_reserve[]: 0 [ 855.556221] ? mark_held_locks+0x130/0x130 [ 855.561022] 0 3503 [ 855.564323] ? warn_alloc+0x120/0x120 [ 855.568518] 3503 [ 855.570764] ? warn_alloc+0x120/0x120 [ 855.574545] Node 0 [ 855.576615] ? print_usage_bug+0xc0/0xc0 [ 855.580414] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 855.582620] ? warn_alloc+0x120/0x120 [ 855.586654] lowmem_reserve[]: [ 855.615121] ? print_usage_bug+0xc0/0xc0 [ 855.618907] 0 [ 855.622014] ? __lock_acquire+0x7ec/0x4ec0 [ 855.626048] 0 0 [ 855.627856] ? __lock_acquire+0x7ec/0x4ec0 [ 855.632065] 0 [ 855.634079] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 855.638286] Node 0 [ 855.640089] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 855.645592] DMA: 1*4kB [ 855.647844] ? should_fail+0x22d/0xd01 [ 855.653360] (U) 0*8kB [ 855.655963] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 855.659819] 0*16kB 1*32kB [ 855.662332] ? __lock_acquire+0x7ec/0x4ec0 [ 855.667419] (U) [ 855.670268] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 855.674470] 2*64kB [ 855.676452] ? __lock_acquire+0x7ec/0x4ec0 [ 855.681542] (U) [ 855.683781] ? should_fail+0x22d/0xd01 [ 855.687989] 1*128kB [ 855.689966] ? mark_held_locks+0x130/0x130 [ 855.693820] (U) [ 855.696140] ? mark_held_locks+0x130/0x130 [ 855.700351] 1*256kB [ 855.702322] ? mark_held_locks+0xc7/0x130 [ 855.706529] (U) [ 855.708849] ? print_usage_bug+0xc0/0xc0 [ 855.712967] 0*512kB 1*1024kB [ 855.714943] ? graph_lock+0x170/0x170 [ 855.718982] (U) [ 855.722080] ? print_usage_bug+0xc0/0xc0 [ 855.725851] 1*2048kB (M) [ 855.727838] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 855.731871] 3*4096kB [ 855.734625] ? check_preemption_disabled+0x48/0x200 [ 855.740139] (M) = 15908kB [ 855.742562] ? check_preemption_disabled+0x48/0x200 [ 855.747554] Node 0 [ 855.750316] ? __lock_is_held+0xb5/0x140 [ 855.755314] DMA32: [ 855.757550] __alloc_pages_nodemask+0xa80/0xde0 [ 855.761583] 1*4kB [ 855.763813] ? graph_lock+0x170/0x170 [ 855.768452] (U) [ 855.770597] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 855.774367] 0*8kB 2*16kB [ 855.776355] ? graph_lock+0x170/0x170 [ 855.781353] (UM) 2*32kB [ 855.784126] ? find_held_lock+0x36/0x1c0 [ 855.787883] (M) 2*64kB [ 855.790567] ? ____cache_alloc_node+0x1c7/0x1e0 [ 855.794593] (M) [ 855.797175] ? lock_downgrade+0x900/0x900 [ 855.801833] 4*128kB [ 855.803841] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 855.807943] (M) 4*256kB [ 855.810279] cache_grow_begin+0x91/0x8c0 [ 855.815781] (UM) [ 855.818450] ? do_raw_spin_unlock+0xa7/0x2f0 [ 855.822484] 5*512kB [ 855.824548] fallback_alloc+0x203/0x2e0 [ 855.828923] (UM) [ 855.831246] ____cache_alloc_node+0x1c7/0x1e0 [ 855.835187] 2*1024kB (M) [ 855.837259] kmem_cache_alloc_node+0xe3/0x730 [ 855.841741] 3*2048kB (UM) [ 855.844507] ? ipv6_get_ifaddr+0x42e/0x620 [ 855.848968] 3*4096kB (M) [ 855.851826] __alloc_skb+0x119/0x770 [ 855.856023] = 24804kB [ 855.856032] Node 0 [ 855.858797] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 855.862474] Normal: 172*4kB [ 855.864893] ? skb_scrub_packet+0x490/0x490 [ 855.867104] (UMEH) [ 855.872405] ? lock_downgrade+0x900/0x900 [ 855.875400] 656*8kB [ 855.879731] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 855.881936] (UMEH) [ 855.886088] ? refcount_sub_and_test_checked+0x203/0x310 [ 855.888382] 279*16kB (UMEH) [ 855.893963] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 855.896188] 75*32kB [ 855.901647] ? addrconf_rs_timer+0x6f0/0x6f0 [ 855.904639] (UMH) [ 855.910106] ndisc_alloc_skb+0x144/0x340 [ 855.912394] 2*64kB [ 855.916798] ndisc_send_rs+0x331/0x6e0 [ 855.918919] (UH) [ 855.922981] addrconf_rs_timer+0x3c0/0x6f0 [ 855.925191] 0*128kB [ 855.929084] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 855.931124] 0*256kB [ 855.935362] call_timer_fn+0x272/0x920 [ 855.937663] 2*512kB [ 855.941904] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 855.944203] (U) [ 855.948098] ? process_timeout+0x40/0x40 [ 855.950395] 0*1024kB [ 855.954626] ? find_held_lock+0x36/0x1c0 [ 855.956580] 0*2048kB [ 855.960658] ? __run_timers+0x7da/0xc70 [ 855.963048] 0*4096kB [ 855.967107] ? _raw_spin_unlock_irq+0x27/0x80 [ 855.969485] = 13952kB [ 855.969500] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 855.973470] ? _raw_spin_unlock_irq+0x27/0x80 [ 855.975860] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 855.975869] 406 total pagecache pages [ 855.980371] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 855.982765] 0 pages in swap cache [ 855.991599] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 855.996071] Swap cache stats: add 0, delete 0, find 0/0 [ 855.996081] Free swap = 0kB [ 856.004659] ? trace_hardirqs_on+0xbd/0x310 [ 856.008435] Total swap = 0kB [ 856.012665] ? kasan_check_read+0x11/0x20 [ 856.016087] 1965979 pages RAM [ 856.020663] ? __run_timers+0x7da/0xc70 [ 856.025999] 0 pages HighMem/MovableOnly [ 856.026009] 342745 pages reserved [ 856.029024] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 856.033311] 0 pages cma reserved [ 856.033401] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 856.036335] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 856.036357] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 856.036376] __run_timers+0x7e5/0xc70 [ 856.040561] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 856.043613] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 856.047554] ksoftirqd/0 cpuset= [ 856.051521] ? compat_start_thread+0x80/0x80 [ 856.054949] / [ 856.060397] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 856.063738] mems_allowed=0 [ 856.070229] ? kasan_check_write+0x14/0x20 [ 856.120111] ? finish_task_switch+0x2f5/0x900 [ 856.124612] ? __switch_to_asm+0x40/0x70 [ 856.128686] ? preempt_notifier_register+0x200/0x200 [ 856.133792] ? __switch_to_asm+0x34/0x70 [ 856.137857] ? __switch_to_asm+0x40/0x70 [ 856.141916] ? __switch_to_asm+0x34/0x70 [ 856.145982] ? __switch_to_asm+0x40/0x70 [ 856.150053] ? __switch_to_asm+0x34/0x70 [ 856.154131] ? __switch_to_asm+0x40/0x70 [ 856.158221] ? pvclock_read_flags+0x160/0x160 [ 856.162747] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 856.168308] ? check_preemption_disabled+0x48/0x200 [ 856.173357] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 856.178917] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 856.184211] ? rcu_pm_notify+0xc0/0xc0 [ 856.188103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 856.193643] ? check_preemption_disabled+0x48/0x200 [ 856.198673] run_timer_softirq+0x52/0xb0 [ 856.202736] ? rcu_read_lock_sched_held+0x108/0x120 [ 856.207769] __do_softirq+0x30b/0xad8 [ 856.211586] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 856.216702] ? smpboot_thread_fn+0x334/0xa00 [ 856.221134] ? schedule+0x108/0x460 [ 856.224781] ? __schedule+0x1ed0/0x1ed0 [ 856.228772] ? trace_hardirqs_off+0xb8/0x310 [ 856.233191] ? ___might_sleep+0x1ed/0x300 [ 856.237341] ? smpboot_thread_fn+0x68b/0xa00 [ 856.241755] ? trace_hardirqs_on+0x310/0x310 [ 856.246178] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 856.251718] ? check_preemption_disabled+0x48/0x200 [ 856.256741] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 856.262286] ? takeover_tasklets+0xa90/0xa90 [ 856.266701] run_ksoftirqd+0x94/0x100 [ 856.270508] smpboot_thread_fn+0x68b/0xa00 [ 856.274752] ? sort_range+0x30/0x30 [ 856.278384] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 856.283495] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 856.289035] ? __kthread_parkme+0xfb/0x1a0 [ 856.293291] kthread+0x35a/0x420 [ 856.296659] ? sort_range+0x30/0x30 [ 856.300377] ? kthread_bind+0x40/0x40 [ 856.304181] ret_from_fork+0x3a/0x50 [ 856.307917] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 856.307990] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 856.314754] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 856.314759] Call Trace: [ 856.314778] dump_stack+0x1c4/0x2b4 [ 856.314793] ? dump_stack_print_info.cold.2+0x52/0x52 [ 856.314821] warn_alloc.cold.119+0xb7/0x1bd [ 856.321356] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 856.330667] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 856.333227] ksoftirqd/1 cpuset= [ 856.336859] ? lock_downgrade+0x900/0x900 [ 856.342022] / [ 856.346451] ? trace_hardirqs_off+0xb8/0x310 [ 856.356739] mems_allowed=0 [ 856.361583] ? trace_hardirqs_off+0xb8/0x310 [ 856.382393] __alloc_pages_slowpath+0x2667/0x2d80 [ 856.387271] ? warn_alloc+0x120/0x120 [ 856.391083] ? warn_alloc+0x120/0x120 [ 856.394891] ? print_usage_bug+0xc0/0xc0 [ 856.398958] ? warn_alloc+0x120/0x120 [ 856.402763] ? print_usage_bug+0xc0/0xc0 [ 856.406825] ? __lock_acquire+0x7ec/0x4ec0 [ 856.411066] ? __lock_acquire+0x7ec/0x4ec0 [ 856.415304] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 856.420854] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 856.426414] ? should_fail+0x22d/0xd01 [ 856.430317] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 856.435438] ? __lock_acquire+0x7ec/0x4ec0 [ 856.439692] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 856.444812] ? __lock_acquire+0x7ec/0x4ec0 [ 856.449066] ? should_fail+0x22d/0xd01 [ 856.452984] ? mark_held_locks+0x130/0x130 [ 856.457316] ? mark_held_locks+0x130/0x130 [ 856.461558] ? graph_lock+0x170/0x170 [ 856.465365] ? print_usage_bug+0xc0/0xc0 [ 856.469426] ? graph_lock+0x170/0x170 [ 856.473230] ? print_usage_bug+0xc0/0xc0 [ 856.477291] ? wq_watchdog_touch+0x9c/0xfe [ 856.481532] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 856.487096] ? check_preemption_disabled+0x48/0x200 [ 856.492150] ? check_preemption_disabled+0x48/0x200 [ 856.497198] ? __lock_is_held+0xb5/0x140 [ 856.501277] __alloc_pages_nodemask+0xa80/0xde0 [ 856.505951] ? graph_lock+0x170/0x170 [ 856.509774] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 856.514789] ? graph_lock+0x170/0x170 [ 856.518606] ? find_held_lock+0x36/0x1c0 [ 856.522676] ? ____cache_alloc_node+0x1c7/0x1e0 [ 856.527352] ? lock_downgrade+0x900/0x900 [ 856.531515] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 856.537071] cache_grow_begin+0x91/0x8c0 [ 856.541137] ? do_raw_spin_unlock+0xa7/0x2f0 [ 856.545557] fallback_alloc+0x203/0x2e0 [ 856.549540] ____cache_alloc_node+0x1c7/0x1e0 [ 856.554053] kmem_cache_alloc_node+0xe3/0x730 [ 856.558642] ? ipv6_get_ifaddr+0x42e/0x620 [ 856.562890] __alloc_skb+0x119/0x770 [ 856.566605] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 856.571892] ? skb_scrub_packet+0x490/0x490 [ 856.576223] ? lock_downgrade+0x900/0x900 [ 856.580385] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 856.585931] ? refcount_sub_and_test_checked+0x203/0x310 [ 856.591390] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 856.596848] ? addrconf_rs_timer+0x6f0/0x6f0 [ 856.601274] ndisc_alloc_skb+0x144/0x340 [ 856.605354] ndisc_send_rs+0x331/0x6e0 [ 856.609255] addrconf_rs_timer+0x3c0/0x6f0 [ 856.613500] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 856.617750] call_timer_fn+0x272/0x920 [ 856.621637] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 856.625879] ? process_timeout+0x40/0x40 [ 856.629938] ? find_held_lock+0x36/0x1c0 [ 856.634009] ? __run_timers+0x7da/0xc70 [ 856.637998] ? _raw_spin_unlock_irq+0x27/0x80 [ 856.642494] ? _raw_spin_unlock_irq+0x27/0x80 [ 856.646993] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 856.651240] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 856.655845] ? trace_hardirqs_on+0xbd/0x310 [ 856.660179] ? kasan_check_read+0x11/0x20 [ 856.664330] ? __run_timers+0x7da/0xc70 [ 856.668319] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 856.673786] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 856.678027] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 856.682276] __run_timers+0x7e5/0xc70 [ 856.686081] ? find_held_lock+0x36/0x1c0 [ 856.690155] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 856.695519] ? _raw_spin_unlock_irq+0x27/0x80 [ 856.700113] ? _raw_spin_unlock_irq+0x27/0x80 [ 856.704621] ? lockdep_hardirqs_on+0x421/0x5c0 [ 856.709221] ? trace_hardirqs_on+0xbd/0x310 [ 856.713559] ? kasan_check_read+0x11/0x20 [ 856.717726] ? finish_task_switch+0x1f5/0x900 [ 856.722241] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 856.727706] ? compat_start_thread+0x80/0x80 [ 856.732144] ? pvclock_read_flags+0x160/0x160 [ 856.736645] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 856.742183] ? check_preemption_disabled+0x48/0x200 [ 856.747210] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 856.752751] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 856.758034] ? rcu_pm_notify+0xc0/0xc0 [ 856.761939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 856.767483] ? check_preemption_disabled+0x48/0x200 [ 856.772513] run_timer_softirq+0x52/0xb0 [ 856.776586] ? rcu_read_lock_sched_held+0x108/0x120 [ 856.781617] __do_softirq+0x30b/0xad8 [ 856.785437] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 856.790549] ? trace_hardirqs_off+0x310/0x310 [ 856.795064] ? schedule+0x108/0x460 [ 856.798715] ? trace_hardirqs_off+0xb8/0x310 [ 856.803126] ? smpboot_thread_fn+0x68b/0xa00 [ 856.807538] ? trace_hardirqs_on+0x310/0x310 [ 856.811947] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 856.817483] ? check_preemption_disabled+0x48/0x200 [ 856.822526] ? takeover_tasklets+0xa90/0xa90 [ 856.826939] run_ksoftirqd+0x94/0x100 [ 856.830745] smpboot_thread_fn+0x68b/0xa00 [ 856.834983] ? sort_range+0x30/0x30 [ 856.838611] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 856.843721] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 856.849264] ? __kthread_parkme+0xfb/0x1a0 [ 856.853969] kthread+0x35a/0x420 [ 856.857344] ? sort_range+0x30/0x30 [ 856.860973] ? kthread_bind+0x40/0x40 [ 856.864781] ret_from_fork+0x3a/0x50 [ 856.868511] warn_alloc_show_mem: 1 callbacks suppressed [ 856.868523] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 856.868525] Mem-Info: [ 856.868558] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 856.868558] active_file:11 inactive_file:16 isolated_file:0 [ 856.868558] unevictable:0 dirty:0 writeback:0 unstable:0 [ 856.868558] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 856.868558] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 856.868558] free:13666 free_pcp:452 free_cma:0 [ 856.873911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 856.873920] Call Trace: [ 856.880864] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 856.883269] dump_stack+0x1c4/0x2b4 [ 856.916133] Node 0 [ 856.925491] ? dump_stack_print_info.cold.2+0x52/0x52 [ 856.928089] 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 [ 856.955570] warn_alloc.cold.119+0xb7/0x1bd [ 856.959167] lowmem_reserve[]: [ 856.961399] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 856.966554] 0 2817 [ 856.992613] ? lock_downgrade+0x900/0x900 [ 856.996916] 6321 [ 857.000023] ? trace_hardirqs_off+0xb8/0x310 [ 857.004844] 6321 [ 857.007079] ? trace_hardirqs_off+0xb8/0x310 [ 857.011201] Node 0 [ 857.013263] __alloc_pages_slowpath+0x2667/0x2d80 [ 857.017666] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 857.019717] ? mark_held_locks+0x130/0x130 [ 857.024076] lowmem_reserve[]: 0 [ 857.026375] ? warn_alloc+0x120/0x120 [ 857.031184] 0 3503 [ 857.058097] ? warn_alloc+0x120/0x120 [ 857.062309] 3503 [ 857.065586] ? print_usage_bug+0xc0/0xc0 [ 857.069367] Node 0 [ 857.071606] ? warn_alloc+0x120/0x120 [ 857.075410] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 857.077449] ? print_usage_bug+0xc0/0xc0 [ 857.081477] lowmem_reserve[]: 0 [ 857.083728] ? __lock_acquire+0x7ec/0x4ec0 [ 857.087490] 0 0 [ 857.115963] ? __lock_acquire+0x7ec/0x4ec0 [ 857.120006] 0 [ 857.123285] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 857.127489] Node 0 [ 857.129468] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 857.133668] DMA: 1*4kB [ 857.135478] ? should_fail+0x22d/0xd01 [ 857.140980] (U) 0*8kB [ 857.143236] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 857.148741] 0*16kB 1*32kB [ 857.151332] ? __lock_acquire+0x7ec/0x4ec0 [ 857.155193] (U) [ 857.157688] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 857.162754] 2*64kB (U) [ 857.165620] ? __lock_acquire+0x7ec/0x4ec0 [ 857.169840] 1*128kB (U) [ 857.171824] ? should_fail+0x22d/0xd01 [ 857.176901] 1*256kB [ 857.179489] ? mark_held_locks+0x130/0x130 [ 857.183685] (U) [ 857.186360] ? mark_held_locks+0x130/0x130 [ 857.190218] 0*512kB 1*1024kB [ 857.192550] ? graph_lock+0x170/0x170 [ 857.196749] (U) 1*2048kB [ 857.198733] ? print_usage_bug+0xc0/0xc0 [ 857.202930] (M) 3*4096kB [ 857.206046] ? graph_lock+0x170/0x170 [ 857.209819] (M) [ 857.212579] ? print_usage_bug+0xc0/0xc0 [ 857.216608] = 15908kB [ 857.216616] Node 0 [ 857.219368] ? wq_watchdog_touch+0x9c/0xfe [ 857.223133] DMA32: 1*4kB [ 857.225112] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 857.229145] (U) [ 857.231553] ? check_preemption_disabled+0x48/0x200 [ 857.233786] 0*8kB 2*16kB [ 857.238020] ? check_preemption_disabled+0x48/0x200 [ 857.240750] (UM) 2*32kB [ 857.246302] ? __lock_is_held+0xb5/0x140 [ 857.248245] (M) [ 857.253259] __alloc_pages_nodemask+0xa80/0xde0 [ 857.256014] 2*64kB [ 857.261024] ? graph_lock+0x170/0x170 [ 857.263670] (M) [ 857.267727] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 857.269671] 4*128kB (M) [ 857.274377] ? graph_lock+0x170/0x170 [ 857.276592] 4*256kB [ 857.280394] ? find_held_lock+0x36/0x1c0 [ 857.282339] (UM) [ 857.287365] ? ____cache_alloc_node+0x1c7/0x1e0 [ 857.290012] 5*512kB [ 857.293813] ? lock_downgrade+0x900/0x900 [ 857.296108] (UM) [ 857.300170] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 857.302208] 2*1024kB [ 857.306880] cache_grow_begin+0x91/0x8c0 [ 857.309177] (M) [ 857.313323] ? do_raw_spin_unlock+0xa7/0x2f0 [ 857.315366] 3*2048kB [ 857.320905] fallback_alloc+0x203/0x2e0 [ 857.323283] (UM) [ 857.327347] ____cache_alloc_node+0x1c7/0x1e0 [ 857.329300] 3*4096kB [ 857.333708] kmem_cache_alloc_node+0xe3/0x730 [ 857.336087] (M) [ 857.340066] ? ipv6_get_ifaddr+0x42e/0x620 [ 857.342101] = 24804kB [ 857.346596] __alloc_skb+0x119/0x770 [ 857.348976] Node 0 [ 857.353472] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 857.355418] Normal: [ 857.359676] ? skb_scrub_packet+0x490/0x490 [ 857.362068] 172*4kB [ 857.365779] ? lock_downgrade+0x900/0x900 [ 857.367989] (UMEH) [ 857.373274] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 857.375570] 656*8kB [ 857.379900] ? refcount_sub_and_test_checked+0x203/0x310 [ 857.382195] (UMEH) [ 857.386342] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 857.388548] 279*16kB (UMEH) [ 857.394091] ? addrconf_rs_timer+0x6f0/0x6f0 [ 857.396383] 75*32kB (UMH) [ 857.401853] ndisc_alloc_skb+0x144/0x340 [ 857.404054] 2*64kB [ 857.409520] ndisc_send_rs+0x331/0x6e0 [ 857.412511] (UH) [ 857.416917] addrconf_rs_timer+0x3c0/0x6f0 [ 857.419733] 0*128kB [ 857.423786] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 857.425994] 0*256kB [ 857.429883] call_timer_fn+0x272/0x920 [ 857.431913] 2*512kB [ 857.436142] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 857.438436] (U) [ 857.442672] ? process_timeout+0x40/0x40 [ 857.444961] 0*1024kB 0*2048kB [ 857.448854] ? find_held_lock+0x36/0x1c0 [ 857.451151] 0*4096kB [ 857.455391] ? __run_timers+0x7da/0xc70 [ 857.457328] = 13952kB [ 857.457347] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 857.461393] ? _raw_spin_unlock_irq+0x27/0x80 [ 857.464558] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 857.464567] 406 total pagecache pages [ 857.468622] ? _raw_spin_unlock_irq+0x27/0x80 [ 857.471011] 0 pages in swap cache [ 857.474976] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 857.477361] Swap cache stats: add 0, delete 0, find 0/0 [ 857.477370] Free swap = 0kB [ 857.486206] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 857.490677] Total swap = 0kB [ 857.499252] ? trace_hardirqs_on+0xbd/0x310 [ 857.503030] 1965979 pages RAM [ 857.507534] ? kasan_check_read+0x11/0x20 [ 857.510954] 0 pages HighMem/MovableOnly [ 857.510964] 342745 pages reserved [ 857.515199] ? __run_timers+0x7da/0xc70 [ 857.520531] 0 pages cma reserved [ 857.520626] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 857.523557] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 857.528209] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 857.531131] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 857.535428] ksoftirqd/0 cpuset= [ 857.538537] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 857.542656] / [ 857.546647] __run_timers+0x7e5/0xc70 [ 857.550079] mems_allowed=0 [ 857.554066] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 857.605101] ? compat_start_thread+0x80/0x80 [ 857.609522] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 857.615087] ? kasan_check_write+0x14/0x20 [ 857.619330] ? finish_task_switch+0x2f5/0x900 [ 857.623844] ? __switch_to_asm+0x40/0x70 [ 857.627918] ? preempt_notifier_register+0x200/0x200 [ 857.633026] ? __switch_to_asm+0x34/0x70 [ 857.637098] ? __switch_to_asm+0x40/0x70 [ 857.641160] ? __switch_to_asm+0x34/0x70 [ 857.645220] ? __switch_to_asm+0x40/0x70 [ 857.649290] ? __switch_to_asm+0x34/0x70 [ 857.653356] ? __switch_to_asm+0x40/0x70 [ 857.657434] ? pvclock_read_flags+0x160/0x160 [ 857.661938] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 857.667491] ? check_preemption_disabled+0x48/0x200 [ 857.672519] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 857.678066] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 857.683354] ? rcu_pm_notify+0xc0/0xc0 [ 857.687247] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 857.692802] ? check_preemption_disabled+0x48/0x200 [ 857.697852] run_timer_softirq+0x52/0xb0 [ 857.701931] ? rcu_read_lock_sched_held+0x108/0x120 [ 857.706952] __do_softirq+0x30b/0xad8 [ 857.710767] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 857.715882] ? smpboot_thread_fn+0x334/0xa00 [ 857.720300] ? schedule+0x108/0x460 [ 857.723932] ? __schedule+0x1ed0/0x1ed0 [ 857.727918] ? trace_hardirqs_off+0xb8/0x310 [ 857.732329] ? ___might_sleep+0x1ed/0x300 [ 857.736481] ? smpboot_thread_fn+0x68b/0xa00 [ 857.740893] ? trace_hardirqs_on+0x310/0x310 [ 857.745309] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 857.750858] ? check_preemption_disabled+0x48/0x200 [ 857.755880] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 857.761426] ? takeover_tasklets+0xa90/0xa90 [ 857.765852] run_ksoftirqd+0x94/0x100 [ 857.769661] smpboot_thread_fn+0x68b/0xa00 [ 857.773904] ? sort_range+0x30/0x30 [ 857.777537] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 857.782652] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 857.788200] ? __kthread_parkme+0xfb/0x1a0 [ 857.792446] kthread+0x35a/0x420 [ 857.795815] ? sort_range+0x30/0x30 [ 857.799446] ? kthread_bind+0x40/0x40 [ 857.803255] ret_from_fork+0x3a/0x50 [ 857.806988] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 857.807069] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 857.813826] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 857.813842] Call Trace: [ 857.820447] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 857.829690] dump_stack+0x1c4/0x2b4 [ 857.832254] ksoftirqd/1 cpuset= [ 857.842566] ? dump_stack_print_info.cold.2+0x52/0x52 [ 857.846170] / [ 857.849456] warn_alloc.cold.119+0xb7/0x1bd [ 857.854617] mems_allowed=0 [ 857.856365] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 857.868423] ? lock_downgrade+0x900/0x900 [ 857.872585] ? trace_hardirqs_off+0xb8/0x310 [ 857.877009] ? trace_hardirqs_off+0xb8/0x310 [ 857.881443] __alloc_pages_slowpath+0x2667/0x2d80 [ 857.886331] ? warn_alloc+0x120/0x120 [ 857.890150] ? warn_alloc+0x120/0x120 [ 857.893960] ? print_usage_bug+0xc0/0xc0 [ 857.898026] ? warn_alloc+0x120/0x120 [ 857.901849] ? print_usage_bug+0xc0/0xc0 [ 857.905925] ? __lock_acquire+0x7ec/0x4ec0 [ 857.910163] ? __lock_acquire+0x7ec/0x4ec0 [ 857.914401] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 857.919942] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 857.925483] ? should_fail+0x22d/0xd01 [ 857.929380] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 857.934487] ? __lock_acquire+0x7ec/0x4ec0 [ 857.938737] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 857.943843] ? __lock_acquire+0x7ec/0x4ec0 [ 857.948078] ? should_fail+0x22d/0xd01 [ 857.951979] ? mark_held_locks+0x130/0x130 [ 857.956222] ? mark_held_locks+0x130/0x130 [ 857.960476] ? mark_held_locks+0xc7/0x130 [ 857.964627] ? print_usage_bug+0xc0/0xc0 [ 857.968692] ? graph_lock+0x170/0x170 [ 857.972501] ? print_usage_bug+0xc0/0xc0 [ 857.976568] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 857.982116] ? check_preemption_disabled+0x48/0x200 [ 857.987138] ? check_preemption_disabled+0x48/0x200 [ 857.992170] ? __lock_is_held+0xb5/0x140 [ 857.996240] __alloc_pages_nodemask+0xa80/0xde0 [ 858.000911] ? graph_lock+0x170/0x170 [ 858.004722] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 858.009746] ? graph_lock+0x170/0x170 [ 858.013564] ? find_held_lock+0x36/0x1c0 [ 858.017640] ? ____cache_alloc_node+0x1c7/0x1e0 [ 858.022316] ? lock_downgrade+0x900/0x900 [ 858.026481] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 858.032034] cache_grow_begin+0x91/0x8c0 [ 858.036112] ? do_raw_spin_unlock+0xa7/0x2f0 [ 858.040558] fallback_alloc+0x203/0x2e0 [ 858.044551] ____cache_alloc_node+0x1c7/0x1e0 [ 858.049071] kmem_cache_alloc_node+0xe3/0x730 [ 858.053574] ? ipv6_get_ifaddr+0x42e/0x620 [ 858.057819] __alloc_skb+0x119/0x770 [ 858.061540] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 858.066824] ? skb_scrub_packet+0x490/0x490 [ 858.071154] ? lock_downgrade+0x900/0x900 [ 858.075318] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 858.080870] ? refcount_sub_and_test_checked+0x203/0x310 [ 858.086373] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 858.091831] ? addrconf_rs_timer+0x6f0/0x6f0 [ 858.096253] ndisc_alloc_skb+0x144/0x340 [ 858.100322] ndisc_send_rs+0x331/0x6e0 [ 858.104224] addrconf_rs_timer+0x3c0/0x6f0 [ 858.108473] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 858.112721] call_timer_fn+0x272/0x920 [ 858.116609] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 858.120847] ? process_timeout+0x40/0x40 [ 858.124911] ? find_held_lock+0x36/0x1c0 [ 858.128983] ? __run_timers+0x7da/0xc70 [ 858.132962] ? _raw_spin_unlock_irq+0x27/0x80 [ 858.137461] ? _raw_spin_unlock_irq+0x27/0x80 [ 858.141965] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 858.146206] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 858.150793] ? trace_hardirqs_on+0xbd/0x310 [ 858.155116] ? kasan_check_read+0x11/0x20 [ 858.159268] ? __run_timers+0x7da/0xc70 [ 858.163246] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 858.168711] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 858.172957] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 858.177192] __run_timers+0x7e5/0xc70 [ 858.180998] ? find_held_lock+0x36/0x1c0 [ 858.185085] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 858.190457] ? _raw_spin_unlock_irq+0x27/0x80 [ 858.194955] ? _raw_spin_unlock_irq+0x27/0x80 [ 858.199457] ? lockdep_hardirqs_on+0x421/0x5c0 [ 858.204053] ? trace_hardirqs_on+0xbd/0x310 [ 858.208382] ? kasan_check_read+0x11/0x20 [ 858.212541] ? finish_task_switch+0x1f5/0x900 [ 858.217051] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 858.222502] ? compat_start_thread+0x80/0x80 [ 858.226931] ? pvclock_read_flags+0x160/0x160 [ 858.231434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 858.236976] ? check_preemption_disabled+0x48/0x200 [ 858.242006] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 858.247556] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 858.252844] ? rcu_pm_notify+0xc0/0xc0 [ 858.256741] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 858.262287] ? check_preemption_disabled+0x48/0x200 [ 858.267320] run_timer_softirq+0x52/0xb0 [ 858.271393] ? rcu_read_lock_sched_held+0x108/0x120 [ 858.276421] __do_softirq+0x30b/0xad8 [ 858.280241] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 858.285359] ? trace_hardirqs_off+0x310/0x310 [ 858.289876] ? schedule+0x108/0x460 [ 858.293520] ? trace_hardirqs_off+0xb8/0x310 [ 858.297942] ? smpboot_thread_fn+0x68b/0xa00 [ 858.302364] ? trace_hardirqs_on+0x310/0x310 [ 858.306778] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 858.312316] ? check_preemption_disabled+0x48/0x200 [ 858.317349] ? takeover_tasklets+0xa90/0xa90 [ 858.321779] run_ksoftirqd+0x94/0x100 [ 858.325586] smpboot_thread_fn+0x68b/0xa00 [ 858.329824] ? sort_range+0x30/0x30 [ 858.333459] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 858.338568] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 858.344114] ? __kthread_parkme+0xfb/0x1a0 [ 858.348360] kthread+0x35a/0x420 [ 858.351746] ? sort_range+0x30/0x30 [ 858.355376] ? kthread_bind+0x40/0x40 [ 858.359183] ret_from_fork+0x3a/0x50 [ 858.362918] warn_alloc_show_mem: 1 callbacks suppressed [ 858.362930] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 858.362932] Mem-Info: [ 858.362964] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 858.362964] active_file:11 inactive_file:16 isolated_file:0 [ 858.362964] unevictable:0 dirty:0 writeback:0 unstable:0 [ 858.362964] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 858.362964] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 858.362964] free:13666 free_pcp:452 free_cma:0 [ 858.368295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 858.368306] Call Trace: [ 858.375253] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 858.377665] dump_stack+0x1c4/0x2b4 [ 858.410545] Node 0 [ 858.419915] ? dump_stack_print_info.cold.2+0x52/0x52 [ 858.422500] 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 [ 858.450002] warn_alloc.cold.119+0xb7/0x1bd [ 858.453604] lowmem_reserve[]: [ 858.455852] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 858.461002] 0 2817 [ 858.486537] ? lock_downgrade+0x900/0x900 [ 858.490842] 6321 [ 858.493955] ? trace_hardirqs_off+0xb8/0x310 [ 858.498766] 6321 [ 858.501027] ? trace_hardirqs_off+0xb8/0x310 [ 858.505158] Node 0 [ 858.507239] __alloc_pages_slowpath+0x2667/0x2d80 [ 858.511646] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 858.513702] ? mark_held_locks+0x130/0x130 [ 858.518065] lowmem_reserve[]: 0 [ 858.520320] ? warn_alloc+0x120/0x120 [ 858.525131] 0 3503 [ 858.552059] ? warn_alloc+0x120/0x120 [ 858.556271] 3503 [ 858.559577] ? print_usage_bug+0xc0/0xc0 [ 858.563357] Node 0 [ 858.565595] ? warn_alloc+0x120/0x120 [ 858.569399] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 858.571443] ? print_usage_bug+0xc0/0xc0 [ 858.575471] lowmem_reserve[]: 0 [ 858.577724] ? __lock_acquire+0x7ec/0x4ec0 [ 858.581487] 0 0 [ 858.609965] ? __lock_acquire+0x7ec/0x4ec0 [ 858.614004] 0 [ 858.617283] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 858.623464] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 858.627675] Node 0 [ 858.629473] ? should_fail+0x22d/0xd01 [ 858.634973] DMA: 1*4kB [ 858.640521] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 858.642729] (U) [ 858.646613] ? __lock_acquire+0x7ec/0x4ec0 [ 858.649163] 0*8kB 0*16kB [ 858.654275] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 858.656223] 1*32kB [ 858.660450] ? __lock_acquire+0x7ec/0x4ec0 [ 858.663179] (U) [ 858.668278] ? should_fail+0x22d/0xd01 [ 858.670497] 2*64kB [ 858.674733] ? mark_held_locks+0x130/0x130 [ 858.676672] (U) [ 858.680565] ? mark_held_locks+0x130/0x130 [ 858.682774] 1*128kB [ 858.687009] ? mark_held_locks+0xc7/0x130 [ 858.688955] (U) [ 858.693188] ? print_usage_bug+0xc0/0xc0 [ 858.695493] 1*256kB (U) [ 858.699645] ? graph_lock+0x170/0x170 [ 858.701605] 0*512kB [ 858.705660] ? print_usage_bug+0xc0/0xc0 [ 858.708298] 1*1024kB (U) [ 858.712104] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 858.714393] 1*2048kB (M) [ 858.718460] ? check_preemption_disabled+0x48/0x200 [ 858.721194] 3*4096kB [ 858.726730] ? check_preemption_disabled+0x48/0x200 [ 858.726762] ? __lock_is_held+0xb5/0x140 [ 858.729493] (M) [ 858.734509] __alloc_pages_nodemask+0xa80/0xde0 [ 858.736890] = 15908kB [ 858.741903] ? graph_lock+0x170/0x170 [ 858.745935] Node 0 [ 858.747907] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 858.752547] DMA32: 1*4kB [ 858.754960] ? graph_lock+0x170/0x170 [ 858.758735] (U) [ 858.760974] ? find_held_lock+0x36/0x1c0 [ 858.765956] 0*8kB 2*16kB [ 858.768737] ? ____cache_alloc_node+0x1c7/0x1e0 [ 858.772497] (UM) 2*32kB [ 858.774483] ? lock_downgrade+0x900/0x900 [ 858.778507] (M) 2*64kB [ 858.781280] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 858.785907] (M) 4*128kB [ 858.788590] cache_grow_begin+0x91/0x8c0 [ 858.792707] (M) [ 858.795292] ? do_raw_spin_unlock+0xa7/0x2f0 [ 858.800800] 4*256kB [ 858.803477] fallback_alloc+0x203/0x2e0 [ 858.807502] (UM) [ 858.809481] ____cache_alloc_node+0x1c7/0x1e0 [ 858.813858] 5*512kB [ 858.816182] kmem_cache_alloc_node+0xe3/0x730 [ 858.820121] (UM) [ 858.822182] ? ipv6_get_ifaddr+0x42e/0x620 [ 858.826646] 2*1024kB [ 858.828967] __alloc_skb+0x119/0x770 [ 858.833431] (M) [ 858.835501] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 858.839702] 3*2048kB (UM) [ 858.842121] ? skb_scrub_packet+0x490/0x490 [ 858.845808] 3*4096kB [ 858.847783] ? lock_downgrade+0x900/0x900 [ 858.853518] (M) = 24804kB [ 858.856387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 858.860674] Node 0 Normal: [ 858.863101] ? refcount_sub_and_test_checked+0x203/0x310 [ 858.867233] 172*4kB [ 858.869990] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 858.875498] (UMEH) [ 858.878433] ? addrconf_rs_timer+0x6f0/0x6f0 [ 858.883855] 656*8kB [ 858.886190] ndisc_alloc_skb+0x144/0x340 [ 858.891599] (UMEH) 279*16kB [ 858.893853] ndisc_send_rs+0x331/0x6e0 [ 858.898223] (UMEH) [ 858.900553] addrconf_rs_timer+0x3c0/0x6f0 [ 858.904575] 75*32kB (UMH) [ 858.907605] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 858.911460] 2*64kB (UH) [ 858.913718] call_timer_fn+0x272/0x920 [ 858.917910] 0*128kB 0*256kB [ 858.920766] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 858.924983] 2*512kB (U) [ 858.927664] ? process_timeout+0x40/0x40 [ 858.931523] 0*1024kB 0*2048kB [ 858.934550] ? find_held_lock+0x36/0x1c0 [ 858.934576] ? __run_timers+0x7da/0xc70 [ 858.938776] 0*4096kB = 13952kB [ 858.941461] ? _raw_spin_unlock_irq+0x27/0x80 [ 858.945502] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 858.948686] ? _raw_spin_unlock_irq+0x27/0x80 [ 858.952720] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 858.952730] 406 total pagecache pages [ 858.956704] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 858.959878] 0 pages in swap cache [ 858.964363] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 858.973183] Swap cache stats: add 0, delete 0, find 0/0 [ 858.977677] ? trace_hardirqs_on+0xbd/0x310 [ 858.986626] Free swap = 0kB [ 858.986636] Total swap = 0kB [ 858.990444] ? kasan_check_read+0x11/0x20 [ 858.994648] 1965979 pages RAM [ 858.998094] ? __run_timers+0x7da/0xc70 [ 859.002645] 0 pages HighMem/MovableOnly [ 859.002654] 342745 pages reserved [ 859.008031] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 859.012330] 0 pages cma reserved [ 859.015358] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 859.018423] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 859.022499] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 859.025681] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 859.029546] __run_timers+0x7e5/0xc70 [ 859.033496] ksoftirqd/0 cpuset= [ 859.036953] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 859.042558] / [ 859.045919] ? compat_start_thread+0x80/0x80 [ 859.050136] mems_allowed=0 [ 859.056619] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 859.098065] ? kasan_check_write+0x14/0x20 [ 859.102321] ? finish_task_switch+0x2f5/0x900 [ 859.106819] ? __switch_to_asm+0x40/0x70 [ 859.110891] ? preempt_notifier_register+0x200/0x200 [ 859.116011] ? __switch_to_asm+0x34/0x70 [ 859.120095] ? __switch_to_asm+0x40/0x70 [ 859.124159] ? __switch_to_asm+0x34/0x70 [ 859.128223] ? __switch_to_asm+0x40/0x70 [ 859.132289] ? __switch_to_asm+0x34/0x70 [ 859.136352] ? __switch_to_asm+0x40/0x70 [ 859.140438] ? pvclock_read_flags+0x160/0x160 [ 859.144937] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 859.150479] ? check_preemption_disabled+0x48/0x200 [ 859.155510] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 859.161056] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 859.166342] ? rcu_pm_notify+0xc0/0xc0 [ 859.170235] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 859.175773] ? check_preemption_disabled+0x48/0x200 [ 859.180892] run_timer_softirq+0x52/0xb0 [ 859.184956] ? rcu_read_lock_sched_held+0x108/0x120 [ 859.189976] __do_softirq+0x30b/0xad8 [ 859.193789] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 859.198898] ? smpboot_thread_fn+0x334/0xa00 [ 859.203319] ? schedule+0x108/0x460 [ 859.206952] ? __schedule+0x1ed0/0x1ed0 [ 859.210934] ? trace_hardirqs_off+0xb8/0x310 [ 859.215349] ? ___might_sleep+0x1ed/0x300 [ 859.219517] ? smpboot_thread_fn+0x68b/0xa00 [ 859.223929] ? trace_hardirqs_on+0x310/0x310 [ 859.228347] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 859.233890] ? check_preemption_disabled+0x48/0x200 [ 859.238927] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 859.244492] ? takeover_tasklets+0xa90/0xa90 [ 859.248910] run_ksoftirqd+0x94/0x100 [ 859.252716] smpboot_thread_fn+0x68b/0xa00 [ 859.256959] ? sort_range+0x30/0x30 [ 859.260592] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 859.265700] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 859.271254] ? __kthread_parkme+0xfb/0x1a0 [ 859.275495] kthread+0x35a/0x420 [ 859.278864] ? sort_range+0x30/0x30 [ 859.282491] ? kthread_bind+0x40/0x40 [ 859.286302] ret_from_fork+0x3a/0x50 [ 859.290035] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 859.290117] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 859.296881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 859.296887] Call Trace: [ 859.296908] dump_stack+0x1c4/0x2b4 [ 859.296929] ? dump_stack_print_info.cold.2+0x52/0x52 [ 859.303471] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 859.312774] warn_alloc.cold.119+0xb7/0x1bd [ 859.315342] ksoftirqd/1 cpuset= [ 859.318963] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 859.324126] / [ 859.334446] ? lock_downgrade+0x900/0x900 [ 859.338742] mems_allowed=0 [ 859.342022] ? trace_hardirqs_off+0xb8/0x310 [ 859.360065] ? trace_hardirqs_off+0xb8/0x310 [ 859.364509] __alloc_pages_slowpath+0x2667/0x2d80 [ 859.369405] ? warn_alloc+0x120/0x120 [ 859.373227] ? warn_alloc+0x120/0x120 [ 859.377054] ? print_usage_bug+0xc0/0xc0 [ 859.381132] ? warn_alloc+0x120/0x120 [ 859.384949] ? print_usage_bug+0xc0/0xc0 [ 859.389024] ? __lock_acquire+0x7ec/0x4ec0 [ 859.393278] ? __lock_acquire+0x7ec/0x4ec0 [ 859.397519] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 859.403091] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 859.408644] ? should_fail+0x22d/0xd01 [ 859.412548] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 859.417662] ? __lock_acquire+0x7ec/0x4ec0 [ 859.421907] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 859.427014] ? __lock_acquire+0x7ec/0x4ec0 [ 859.431260] ? should_fail+0x22d/0xd01 [ 859.435168] ? mark_held_locks+0x130/0x130 [ 859.439418] ? mark_held_locks+0x130/0x130 [ 859.443666] ? mark_held_locks+0xc7/0x130 [ 859.447844] ? print_usage_bug+0xc0/0xc0 [ 859.451913] ? graph_lock+0x170/0x170 [ 859.455718] ? print_usage_bug+0xc0/0xc0 [ 859.459790] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 859.465343] ? check_preemption_disabled+0x48/0x200 [ 859.470371] ? check_preemption_disabled+0x48/0x200 [ 859.475414] ? __lock_is_held+0xb5/0x140 [ 859.479488] __alloc_pages_nodemask+0xa80/0xde0 [ 859.484162] ? graph_lock+0x170/0x170 [ 859.487976] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 859.492995] ? graph_lock+0x170/0x170 [ 859.496813] ? find_held_lock+0x36/0x1c0 [ 859.500888] ? ____cache_alloc_node+0x1c7/0x1e0 [ 859.505565] ? lock_downgrade+0x900/0x900 [ 859.509728] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 859.515281] cache_grow_begin+0x91/0x8c0 [ 859.519362] ? do_raw_spin_unlock+0xa7/0x2f0 [ 859.523787] fallback_alloc+0x203/0x2e0 [ 859.527776] ____cache_alloc_node+0x1c7/0x1e0 [ 859.532281] kmem_cache_alloc_node+0xe3/0x730 [ 859.536784] ? ipv6_get_ifaddr+0x42e/0x620 [ 859.541033] __alloc_skb+0x119/0x770 [ 859.544765] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 859.550066] ? skb_scrub_packet+0x490/0x490 [ 859.554395] ? lock_downgrade+0x900/0x900 [ 859.558557] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 859.564101] ? refcount_sub_and_test_checked+0x203/0x310 [ 859.569577] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 859.575058] ? addrconf_rs_timer+0x6f0/0x6f0 [ 859.579501] ndisc_alloc_skb+0x144/0x340 [ 859.583585] ndisc_send_rs+0x331/0x6e0 [ 859.587498] addrconf_rs_timer+0x3c0/0x6f0 [ 859.591772] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 859.596033] call_timer_fn+0x272/0x920 [ 859.599947] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 859.604198] ? process_timeout+0x40/0x40 [ 859.608263] ? find_held_lock+0x36/0x1c0 [ 859.612362] ? __run_timers+0x7da/0xc70 [ 859.616357] ? _raw_spin_unlock_irq+0x27/0x80 [ 859.620859] ? _raw_spin_unlock_irq+0x27/0x80 [ 859.625364] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 859.629611] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 859.634203] ? trace_hardirqs_on+0xbd/0x310 [ 859.638530] ? kasan_check_read+0x11/0x20 [ 859.642699] ? __run_timers+0x7da/0xc70 [ 859.646680] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 859.652156] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 859.656407] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 859.660655] __run_timers+0x7e5/0xc70 [ 859.664484] ? find_held_lock+0x36/0x1c0 [ 859.668566] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 859.673940] ? _raw_spin_unlock_irq+0x27/0x80 [ 859.678441] ? _raw_spin_unlock_irq+0x27/0x80 [ 859.682945] ? lockdep_hardirqs_on+0x421/0x5c0 [ 859.687538] ? trace_hardirqs_on+0xbd/0x310 [ 859.691866] ? kasan_check_read+0x11/0x20 [ 859.696035] ? finish_task_switch+0x1f5/0x900 [ 859.700566] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 859.706046] ? compat_start_thread+0x80/0x80 [ 859.710497] ? pvclock_read_flags+0x160/0x160 [ 859.715013] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 859.720597] ? check_preemption_disabled+0x48/0x200 [ 859.725691] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 859.731249] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 859.736550] ? rcu_pm_notify+0xc0/0xc0 [ 859.740455] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 859.746011] ? check_preemption_disabled+0x48/0x200 [ 859.751066] run_timer_softirq+0x52/0xb0 [ 859.755136] ? rcu_read_lock_sched_held+0x108/0x120 [ 859.760163] __do_softirq+0x30b/0xad8 [ 859.763978] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 859.769089] ? trace_hardirqs_off+0x310/0x310 [ 859.773601] ? schedule+0x108/0x460 [ 859.777247] ? trace_hardirqs_off+0xb8/0x310 [ 859.781663] ? smpboot_thread_fn+0x68b/0xa00 [ 859.786082] ? trace_hardirqs_on+0x310/0x310 [ 859.790500] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 859.796055] ? check_preemption_disabled+0x48/0x200 [ 859.801085] ? takeover_tasklets+0xa90/0xa90 [ 859.805496] run_ksoftirqd+0x94/0x100 [ 859.809300] smpboot_thread_fn+0x68b/0xa00 [ 859.813543] ? sort_range+0x30/0x30 [ 859.817171] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 859.822279] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 859.827825] ? __kthread_parkme+0xfb/0x1a0 [ 859.832084] kthread+0x35a/0x420 [ 859.835453] ? sort_range+0x30/0x30 [ 859.839077] ? kthread_bind+0x40/0x40 [ 859.842885] ret_from_fork+0x3a/0x50 [ 859.846615] warn_alloc_show_mem: 1 callbacks suppressed [ 859.846627] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 859.846629] Mem-Info: [ 859.846663] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 859.846663] active_file:11 inactive_file:16 isolated_file:0 [ 859.846663] unevictable:0 dirty:0 writeback:0 unstable:0 [ 859.846663] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 859.846663] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 859.846663] free:13666 free_pcp:452 free_cma:0 [ 859.851996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 859.858936] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 859.861343] Call Trace: [ 859.894237] Node 0 [ 859.903608] dump_stack+0x1c4/0x2b4 [ 859.931120] 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 [ 859.933686] ? dump_stack_print_info.cold.2+0x52/0x52 [ 859.935885] lowmem_reserve[]: 0 [ 859.939531] warn_alloc.cold.119+0xb7/0x1bd [ 859.965015] 2817 6321 [ 859.970229] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 859.973481] 6321 [ 859.977801] ? lock_downgrade+0x900/0x900 [ 859.985642] ? trace_hardirqs_off+0xb8/0x310 [ 859.987684] Node 0 [ 859.991847] ? trace_hardirqs_off+0xb8/0x310 [ 859.996245] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 859.998461] __alloc_pages_slowpath+0x2667/0x2d80 [ 860.002822] lowmem_reserve[]: 0 [ 860.029751] ? mark_held_locks+0x130/0x130 [ 860.034557] 0 3503 [ 860.037868] ? warn_alloc+0x120/0x120 [ 860.042070] 3503 [ 860.044322] ? warn_alloc+0x120/0x120 [ 860.048090] Node 0 [ 860.050153] ? print_usage_bug+0xc0/0xc0 [ 860.053951] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 860.056155] ? warn_alloc+0x120/0x120 [ 860.060184] lowmem_reserve[]: 0 [ 860.088680] ? print_usage_bug+0xc0/0xc0 [ 860.092455] 0 [ 860.095728] ? __lock_acquire+0x7ec/0x4ec0 [ 860.099765] 0 [ 860.101572] ? __lock_acquire+0x7ec/0x4ec0 [ 860.105772] 0 [ 860.107595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 860.111802] Node 0 [ 860.113600] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 860.119103] DMA: 1*4kB [ 860.121348] ? should_fail+0x22d/0xd01 [ 860.126862] (U) 0*8kB [ 860.129464] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 860.133313] 0*16kB 1*32kB [ 860.135822] ? __lock_acquire+0x7ec/0x4ec0 [ 860.140898] (U) [ 860.143745] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 860.147942] 2*64kB (U) [ 860.149926] ? __lock_acquire+0x7ec/0x4ec0 [ 860.154993] 1*128kB (U) [ 860.157585] ? should_fail+0x22d/0xd01 [ 860.161784] 1*256kB (U) [ 860.164466] ? mark_held_locks+0x130/0x130 [ 860.168319] 0*512kB [ 860.170985] ? mark_held_locks+0x130/0x130 [ 860.175190] 1*1024kB (U) [ 860.177519] ? graph_lock+0x170/0x170 [ 860.181730] 1*2048kB (M) [ 860.184496] ? print_usage_bug+0xc0/0xc0 [ 860.188268] 3*4096kB (M) [ 860.191063] ? graph_lock+0x170/0x170 [ 860.195104] = 15908kB [ 860.195113] Node 0 [ 860.197876] ? print_usage_bug+0xc0/0xc0 [ 860.201645] DMA32: 1*4kB [ 860.204066] ? wq_watchdog_touch+0x9c/0xfe [ 860.206280] (U) [ 860.210340] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 860.213074] 0*8kB [ 860.217299] ? check_preemption_disabled+0x48/0x200 [ 860.219243] 2*16kB (UM) [ 860.224781] ? check_preemption_disabled+0x48/0x200 [ 860.226909] 2*32kB [ 860.231923] ? __lock_is_held+0xb5/0x140 [ 860.234557] (M) [ 860.239577] __alloc_pages_nodemask+0xa80/0xde0 [ 860.241792] 2*64kB [ 860.245852] ? graph_lock+0x170/0x170 [ 860.247797] (M) [ 860.252478] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 860.254691] 4*128kB [ 860.258485] ? graph_lock+0x170/0x170 [ 860.260438] (M) [ 860.265456] ? find_held_lock+0x36/0x1c0 [ 860.267743] 4*256kB [ 860.271541] ? ____cache_alloc_node+0x1c7/0x1e0 [ 860.273486] (UM) [ 860.277550] ? lock_downgrade+0x900/0x900 [ 860.279847] 5*512kB [ 860.284511] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 860.286545] (UM) [ 860.290689] cache_grow_begin+0x91/0x8c0 [ 860.292983] 2*1024kB [ 860.298522] ? do_raw_spin_unlock+0xa7/0x2f0 [ 860.300557] (M) [ 860.304630] fallback_alloc+0x203/0x2e0 [ 860.307007] 3*2048kB [ 860.311413] ____cache_alloc_node+0x1c7/0x1e0 [ 860.313363] (UM) [ 860.317332] kmem_cache_alloc_node+0xe3/0x730 [ 860.319716] 3*4096kB (M) [ 860.324215] ? ipv6_get_ifaddr+0x42e/0x620 [ 860.326245] = 24804kB [ 860.326254] Node 0 [ 860.330750] __alloc_skb+0x119/0x770 [ 860.333480] Normal: [ 860.337715] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 860.340122] 172*4kB [ 860.342360] ? skb_scrub_packet+0x490/0x490 [ 860.346052] (UMEH) [ 860.348376] ? lock_downgrade+0x900/0x900 [ 860.353632] 656*8kB (UMEH) [ 860.355977] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 860.360259] 279*16kB (UMEH) [ 860.362501] ? refcount_sub_and_test_checked+0x203/0x310 [ 860.366616] 75*32kB (UMH) [ 860.369557] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 860.375060] 2*64kB (UH) [ 860.378088] ? addrconf_rs_timer+0x6f0/0x6f0 [ 860.383565] 0*128kB [ 860.386413] ndisc_alloc_skb+0x144/0x340 [ 860.391820] 0*256kB 2*512kB [ 860.394512] ndisc_send_rs+0x331/0x6e0 [ 860.398879] (U) 0*1024kB [ 860.401212] addrconf_rs_timer+0x3c0/0x6f0 [ 860.405240] 0*2048kB 0*4096kB [ 860.408276] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 860.412133] = 13952kB [ 860.414897] call_timer_fn+0x272/0x920 [ 860.419100] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 860.422279] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 860.426489] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 860.428889] ? process_timeout+0x40/0x40 [ 860.432746] 406 total pagecache pages [ 860.441577] ? find_held_lock+0x36/0x1c0 [ 860.445794] 0 pages in swap cache [ 860.454377] ? __run_timers+0x7da/0xc70 [ 860.458404] Swap cache stats: add 0, delete 0, find 0/0 [ 860.458413] Free swap = 0kB [ 860.462219] ? _raw_spin_unlock_irq+0x27/0x80 [ 860.466250] Total swap = 0kB [ 860.466259] 1965979 pages RAM [ 860.469712] ? _raw_spin_unlock_irq+0x27/0x80 [ 860.473648] 0 pages HighMem/MovableOnly [ 860.473657] 342745 pages reserved [ 860.479019] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 860.482009] 0 pages cma reserved [ 860.486500] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 860.489599] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 860.492596] ? trace_hardirqs_on+0xbd/0x310 [ 860.497533] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 860.501047] ? kasan_check_read+0x11/0x20 [ 860.504472] ksoftirqd/0 cpuset= [ 860.508702] ? __run_timers+0x7da/0xc70 [ 860.512052] / [ 860.516632] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 860.523098] mems_allowed=0 [ 860.559165] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 860.563408] __run_timers+0x7e5/0xc70 [ 860.567224] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 860.572593] ? compat_start_thread+0x80/0x80 [ 860.577014] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 860.582582] ? kasan_check_write+0x14/0x20 [ 860.586826] ? finish_task_switch+0x2f5/0x900 [ 860.591329] ? __switch_to_asm+0x40/0x70 [ 860.595400] ? preempt_notifier_register+0x200/0x200 [ 860.600503] ? __switch_to_asm+0x34/0x70 [ 860.604563] ? __switch_to_asm+0x40/0x70 [ 860.608626] ? __switch_to_asm+0x34/0x70 [ 860.612773] ? __switch_to_asm+0x40/0x70 [ 860.616839] ? __switch_to_asm+0x34/0x70 [ 860.620904] ? __switch_to_asm+0x40/0x70 [ 860.624975] ? pvclock_read_flags+0x160/0x160 [ 860.629470] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 860.635012] ? check_preemption_disabled+0x48/0x200 [ 860.640066] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 860.645613] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 860.650899] ? rcu_pm_notify+0xc0/0xc0 [ 860.654796] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 860.660347] ? check_preemption_disabled+0x48/0x200 [ 860.665374] run_timer_softirq+0x52/0xb0 [ 860.669435] ? rcu_read_lock_sched_held+0x108/0x120 [ 860.674456] __do_softirq+0x30b/0xad8 [ 860.678270] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 860.683377] ? smpboot_thread_fn+0x334/0xa00 [ 860.687792] ? schedule+0x108/0x460 [ 860.691428] ? __schedule+0x1ed0/0x1ed0 [ 860.695428] ? trace_hardirqs_off+0xb8/0x310 [ 860.699850] ? ___might_sleep+0x1ed/0x300 [ 860.704000] ? smpboot_thread_fn+0x68b/0xa00 [ 860.708413] ? trace_hardirqs_on+0x310/0x310 [ 860.712824] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 860.718376] ? check_preemption_disabled+0x48/0x200 [ 860.723397] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 860.728938] ? takeover_tasklets+0xa90/0xa90 [ 860.733354] run_ksoftirqd+0x94/0x100 [ 860.737157] smpboot_thread_fn+0x68b/0xa00 [ 860.741400] ? sort_range+0x30/0x30 [ 860.745030] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 860.750182] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 860.755735] ? __kthread_parkme+0xfb/0x1a0 [ 860.759980] kthread+0x35a/0x420 [ 860.763354] ? sort_range+0x30/0x30 [ 860.766981] ? kthread_bind+0x40/0x40 [ 860.770792] ret_from_fork+0x3a/0x50 [ 860.774526] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 860.774608] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 860.781364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 860.781374] Call Trace: [ 860.787986] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 860.797213] dump_stack+0x1c4/0x2b4 [ 860.799774] ksoftirqd/1 cpuset= [ 860.810091] ? dump_stack_print_info.cold.2+0x52/0x52 [ 860.813695] / [ 860.816989] warn_alloc.cold.119+0xb7/0x1bd [ 860.822154] mems_allowed=0 [ 860.823859] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 860.835917] ? lock_downgrade+0x900/0x900 [ 860.840091] ? trace_hardirqs_off+0xb8/0x310 [ 860.844515] ? trace_hardirqs_off+0xb8/0x310 [ 860.848937] __alloc_pages_slowpath+0x2667/0x2d80 [ 860.855350] ? warn_alloc+0x120/0x120 [ 860.859167] ? warn_alloc+0x120/0x120 [ 860.862977] ? print_usage_bug+0xc0/0xc0 [ 860.867059] ? warn_alloc+0x120/0x120 [ 860.870882] ? print_usage_bug+0xc0/0xc0 [ 860.874970] ? find_held_lock+0x36/0x1c0 [ 860.879059] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 860.884605] ? should_fail+0x22d/0xd01 [ 860.888501] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 860.893609] ? __lock_acquire+0x7ec/0x4ec0 [ 860.897852] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 860.902957] ? __lock_acquire+0x7ec/0x4ec0 [ 860.907368] ? should_fail+0x22d/0xd01 [ 860.911272] ? mark_held_locks+0x130/0x130 [ 860.915511] ? mark_held_locks+0x130/0x130 [ 860.919758] ? graph_lock+0x170/0x170 [ 860.923558] ? print_usage_bug+0xc0/0xc0 [ 860.927623] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 860.933188] ? check_preemption_disabled+0x48/0x200 [ 860.938205] ? check_preemption_disabled+0x48/0x200 [ 860.943242] ? __lock_is_held+0xb5/0x140 [ 860.947313] __alloc_pages_nodemask+0xa80/0xde0 [ 860.951989] ? graph_lock+0x170/0x170 [ 860.955797] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 860.960811] ? graph_lock+0x170/0x170 [ 860.964631] ? find_held_lock+0x36/0x1c0 [ 860.968704] ? ____cache_alloc_node+0x1c7/0x1e0 [ 860.973378] ? lock_downgrade+0x900/0x900 [ 860.977536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 860.983310] cache_grow_begin+0x91/0x8c0 [ 860.987397] ? do_raw_spin_unlock+0xa7/0x2f0 [ 860.991826] fallback_alloc+0x203/0x2e0 [ 860.995816] ____cache_alloc_node+0x1c7/0x1e0 [ 861.000321] kmem_cache_alloc_node+0xe3/0x730 [ 861.004832] ? ipv6_get_ifaddr+0x42e/0x620 [ 861.009091] __alloc_skb+0x119/0x770 [ 861.012810] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 861.018096] ? skb_scrub_packet+0x490/0x490 [ 861.022424] ? lock_downgrade+0x900/0x900 [ 861.026693] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 861.032233] ? refcount_sub_and_test_checked+0x203/0x310 [ 861.037689] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 861.043149] ? addrconf_rs_timer+0x6f0/0x6f0 [ 861.047580] ndisc_alloc_skb+0x144/0x340 [ 861.051650] ndisc_send_rs+0x331/0x6e0 [ 861.055551] addrconf_rs_timer+0x3c0/0x6f0 [ 861.059796] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 861.064077] call_timer_fn+0x272/0x920 [ 861.067970] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 861.072206] ? process_timeout+0x40/0x40 [ 861.076268] ? find_held_lock+0x36/0x1c0 [ 861.080349] ? __run_timers+0x7da/0xc70 [ 861.084329] ? _raw_spin_unlock_irq+0x27/0x80 [ 861.088830] ? _raw_spin_unlock_irq+0x27/0x80 [ 861.093359] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 861.097605] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 861.102199] ? trace_hardirqs_on+0xbd/0x310 [ 861.106530] ? kasan_check_read+0x11/0x20 [ 861.110691] ? __run_timers+0x7da/0xc70 [ 861.114674] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 861.120148] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 861.124392] __run_timers+0x7e5/0xc70 [ 861.128194] ? find_held_lock+0x36/0x1c0 [ 861.132277] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 861.137678] ? _raw_spin_unlock_irq+0x27/0x80 [ 861.142186] ? _raw_spin_unlock_irq+0x27/0x80 [ 861.146695] ? lockdep_hardirqs_on+0x421/0x5c0 [ 861.151285] ? trace_hardirqs_on+0xbd/0x310 [ 861.155612] ? kasan_check_read+0x11/0x20 [ 861.159765] ? finish_task_switch+0x1f5/0x900 [ 861.164271] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 861.169725] ? compat_start_thread+0x80/0x80 [ 861.174154] ? pvclock_read_flags+0x160/0x160 [ 861.178651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 861.184190] ? check_preemption_disabled+0x48/0x200 [ 861.189218] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 861.194758] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 861.200047] ? rcu_pm_notify+0xc0/0xc0 [ 861.203939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 861.209476] ? check_preemption_disabled+0x48/0x200 [ 861.214502] run_timer_softirq+0x52/0xb0 [ 861.218575] ? rcu_read_lock_sched_held+0x108/0x120 [ 861.223605] __do_softirq+0x30b/0xad8 [ 861.227432] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 861.232546] ? trace_hardirqs_off+0x310/0x310 [ 861.237063] ? schedule+0x108/0x460 [ 861.240704] ? trace_hardirqs_off+0xb8/0x310 [ 861.245130] ? smpboot_thread_fn+0x68b/0xa00 [ 861.249553] ? trace_hardirqs_on+0x310/0x310 [ 861.253964] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 861.259506] ? check_preemption_disabled+0x48/0x200 [ 861.264581] ? takeover_tasklets+0xa90/0xa90 [ 861.269000] run_ksoftirqd+0x94/0x100 [ 861.272804] smpboot_thread_fn+0x68b/0xa00 [ 861.277051] ? sort_range+0x30/0x30 [ 861.280699] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 861.285820] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 861.291365] ? __kthread_parkme+0xfb/0x1a0 [ 861.295607] kthread+0x35a/0x420 [ 861.298975] ? sort_range+0x30/0x30 [ 861.302621] ? kthread_bind+0x40/0x40 [ 861.306429] ret_from_fork+0x3a/0x50 [ 861.310163] warn_alloc_show_mem: 1 callbacks suppressed [ 861.310175] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 861.310177] Mem-Info: [ 861.310209] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 861.310209] active_file:11 inactive_file:16 isolated_file:0 [ 861.310209] unevictable:0 dirty:0 writeback:0 unstable:0 [ 861.310209] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 861.310209] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 861.310209] free:13666 free_pcp:452 free_cma:0 [ 861.315548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 861.322495] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 861.324913] Call Trace: [ 861.357791] Node 0 [ 861.367154] dump_stack+0x1c4/0x2b4 [ 861.394679] 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 [ 861.397245] ? dump_stack_print_info.cold.2+0x52/0x52 [ 861.399445] lowmem_reserve[]: 0 [ 861.403093] warn_alloc.cold.119+0xb7/0x1bd [ 861.428562] 2817 6321 [ 861.433769] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 861.437024] 6321 [ 861.441358] ? lock_downgrade+0x900/0x900 [ 861.448674] ? trace_hardirqs_off+0xb8/0x310 [ 861.450711] Node 0 [ 861.454866] ? trace_hardirqs_off+0xb8/0x310 [ 861.459281] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 861.461509] __alloc_pages_slowpath+0x2667/0x2d80 [ 861.465899] lowmem_reserve[]: 0 [ 861.492826] ? mark_held_locks+0x130/0x130 [ 861.497625] 0 3503 [ 861.500923] ? warn_alloc+0x120/0x120 [ 861.505126] 3503 [ 861.507375] ? warn_alloc+0x120/0x120 [ 861.511169] Node 0 [ 861.513242] ? print_usage_bug+0xc0/0xc0 [ 861.517046] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 861.519254] ? warn_alloc+0x120/0x120 [ 861.523282] lowmem_reserve[]: 0 [ 861.551763] ? print_usage_bug+0xc0/0xc0 [ 861.555533] 0 0 [ 861.558824] ? __lock_acquire+0x7ec/0x4ec0 [ 861.562854] 0 [ 861.564841] ? __lock_acquire+0x7ec/0x4ec0 [ 861.569078] Node 0 [ 861.570907] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 861.575110] DMA: 1*4kB [ 861.577362] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 861.582865] (U) 0*8kB [ 861.585467] ? should_fail+0x22d/0xd01 [ 861.590975] 0*16kB 1*32kB [ 861.593484] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 861.597339] (U) 2*64kB [ 861.600188] ? __lock_acquire+0x7ec/0x4ec0 [ 861.605281] (U) 1*128kB [ 861.607896] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 861.612093] (U) 1*256kB [ 861.614772] ? __lock_acquire+0x7ec/0x4ec0 [ 861.619858] (U) 0*512kB [ 861.622535] ? should_fail+0x22d/0xd01 [ 861.626737] 1*1024kB (U) [ 861.629424] ? mark_held_locks+0x130/0x130 [ 861.633274] 1*2048kB (M) [ 861.636050] ? mark_held_locks+0x130/0x130 [ 861.640255] 3*4096kB (M) [ 861.643018] ? mark_held_locks+0xc7/0x130 [ 861.647222] = 15908kB [ 861.647231] Node 0 [ 861.649982] ? print_usage_bug+0xc0/0xc0 [ 861.654098] DMA32: 1*4kB [ 861.656516] ? graph_lock+0x170/0x170 [ 861.658725] (U) [ 861.662777] ? print_usage_bug+0xc0/0xc0 [ 861.665509] 0*8kB 2*16kB [ 861.669314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 861.671263] (UM) [ 861.675405] ? check_preemption_disabled+0x48/0x200 [ 861.678141] 2*32kB [ 861.683700] ? check_preemption_disabled+0x48/0x200 [ 861.683726] ? __lock_is_held+0xb5/0x140 [ 861.685766] (M) [ 861.690790] __alloc_pages_nodemask+0xa80/0xde0 [ 861.692997] 2*64kB (M) [ 861.698021] ? graph_lock+0x170/0x170 [ 861.702059] 4*128kB [ 861.704027] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 861.708667] (M) 4*256kB [ 861.711259] ? graph_lock+0x170/0x170 [ 861.715033] (UM) [ 861.717364] ? find_held_lock+0x36/0x1c0 [ 861.722346] 5*512kB (UM) [ 861.725024] ? ____cache_alloc_node+0x1c7/0x1e0 [ 861.728786] 2*1024kB (M) [ 861.730859] ? lock_downgrade+0x900/0x900 [ 861.734893] 3*2048kB (UM) [ 861.737663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 861.742297] 3*4096kB (M) [ 861.745071] cache_grow_begin+0x91/0x8c0 [ 861.749194] = 24804kB [ 861.749204] Node 0 [ 861.752058] ? do_raw_spin_unlock+0xa7/0x2f0 [ 861.757557] Normal: 172*4kB [ 861.760332] fallback_alloc+0x203/0x2e0 [ 861.764358] (UMEH) 656*8kB [ 861.766785] ____cache_alloc_node+0x1c7/0x1e0 [ 861.768990] (UMEH) [ 861.773403] kmem_cache_alloc_node+0xe3/0x730 [ 861.776391] 279*16kB (UMEH) [ 861.780373] ? ipv6_get_ifaddr+0x42e/0x620 [ 861.783281] 75*32kB (UMH) [ 861.787786] __alloc_skb+0x119/0x770 [ 861.790007] 2*64kB (UH) [ 861.794517] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 861.797508] 0*128kB [ 861.801745] ? skb_scrub_packet+0x490/0x490 [ 861.804568] 0*256kB [ 861.808289] ? lock_downgrade+0x900/0x900 [ 861.810932] 2*512kB (U) [ 861.816224] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 861.818514] 0*1024kB 0*2048kB [ 861.822851] ? refcount_sub_and_test_checked+0x203/0x310 [ 861.825140] 0*4096kB [ 861.829284] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 861.831924] = 13952kB [ 861.831939] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 861.837478] ? addrconf_rs_timer+0x6f0/0x6f0 [ 861.840653] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 861.846109] ndisc_alloc_skb+0x144/0x340 [ 861.848486] 406 total pagecache pages [ 861.853943] ndisc_send_rs+0x331/0x6e0 [ 861.856331] 0 pages in swap cache [ 861.865179] addrconf_rs_timer+0x3c0/0x6f0 [ 861.869567] Swap cache stats: add 0, delete 0, find 0/0 [ 861.869578] Free swap = 0kB [ 861.878187] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 861.882219] Total swap = 0kB [ 861.886021] call_timer_fn+0x272/0x920 [ 861.889876] 1965979 pages RAM [ 861.893321] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 861.897530] 0 pages HighMem/MovableOnly [ 861.897539] 342745 pages reserved [ 861.902896] ? process_timeout+0x40/0x40 [ 861.905885] 0 pages cma reserved [ 861.905965] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 861.910114] ? find_held_lock+0x36/0x1c0 [ 861.910138] ? __run_timers+0x7da/0xc70 [ 861.913185] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 861.917008] ? _raw_spin_unlock_irq+0x27/0x80 [ 861.920094] ksoftirqd/0 cpuset= [ 861.924335] ? _raw_spin_unlock_irq+0x27/0x80 [ 861.928293] / [ 861.931765] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 861.935793] mems_allowed=0 [ 861.985521] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 861.990111] ? trace_hardirqs_on+0xbd/0x310 [ 861.994439] ? kasan_check_read+0x11/0x20 [ 861.998593] ? __run_timers+0x7da/0xc70 [ 862.002572] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 862.008034] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 862.012287] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 862.016530] __run_timers+0x7e5/0xc70 [ 862.020349] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 862.025718] ? compat_start_thread+0x80/0x80 [ 862.030134] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 862.035686] ? kasan_check_write+0x14/0x20 [ 862.039932] ? finish_task_switch+0x2f5/0x900 [ 862.044433] ? __switch_to_asm+0x40/0x70 [ 862.048507] ? preempt_notifier_register+0x200/0x200 [ 862.053613] ? __switch_to_asm+0x34/0x70 [ 862.057676] ? __switch_to_asm+0x40/0x70 [ 862.061745] ? __switch_to_asm+0x34/0x70 [ 862.065806] ? __switch_to_asm+0x40/0x70 [ 862.069878] ? __switch_to_asm+0x34/0x70 [ 862.073941] ? __switch_to_asm+0x40/0x70 [ 862.078030] ? pvclock_read_flags+0x160/0x160 [ 862.082538] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 862.088084] ? check_preemption_disabled+0x48/0x200 [ 862.093118] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 862.098667] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 862.103951] ? rcu_pm_notify+0xc0/0xc0 [ 862.107850] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 862.113392] ? check_preemption_disabled+0x48/0x200 [ 862.118425] run_timer_softirq+0x52/0xb0 [ 862.122495] ? rcu_read_lock_sched_held+0x108/0x120 [ 862.127531] __do_softirq+0x30b/0xad8 [ 862.131353] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 862.136476] ? smpboot_thread_fn+0x334/0xa00 [ 862.140900] ? schedule+0x108/0x460 [ 862.144538] ? __schedule+0x1ed0/0x1ed0 [ 862.148523] ? trace_hardirqs_off+0xb8/0x310 [ 862.152947] ? ___might_sleep+0x1ed/0x300 [ 862.157113] ? smpboot_thread_fn+0x68b/0xa00 [ 862.161536] ? trace_hardirqs_on+0x310/0x310 [ 862.165953] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 862.171516] ? check_preemption_disabled+0x48/0x200 [ 862.176539] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 862.182085] ? takeover_tasklets+0xa90/0xa90 [ 862.186507] run_ksoftirqd+0x94/0x100 [ 862.190314] smpboot_thread_fn+0x68b/0xa00 [ 862.194555] ? sort_range+0x30/0x30 [ 862.198184] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 862.203292] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 862.208845] ? __kthread_parkme+0xfb/0x1a0 [ 862.213095] kthread+0x35a/0x420 [ 862.216482] ? sort_range+0x30/0x30 [ 862.220111] ? kthread_bind+0x40/0x40 [ 862.223915] ret_from_fork+0x3a/0x50 [ 862.227648] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 862.227721] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 862.234491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 862.234497] Call Trace: [ 862.234516] dump_stack+0x1c4/0x2b4 [ 862.234531] ? dump_stack_print_info.cold.2+0x52/0x52 [ 862.234557] warn_alloc.cold.119+0xb7/0x1bd [ 862.241103] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 862.250406] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 862.252970] ksoftirqd/1 cpuset= [ 862.256599] ? lock_downgrade+0x900/0x900 [ 862.261766] / [ 862.266099] ? trace_hardirqs_off+0xb8/0x310 [ 862.276387] mems_allowed=0 [ 862.297666] ? trace_hardirqs_off+0xb8/0x310 [ 862.302092] __alloc_pages_slowpath+0x2667/0x2d80 [ 862.306986] ? warn_alloc+0x120/0x120 [ 862.310794] ? warn_alloc+0x120/0x120 [ 862.314601] ? print_usage_bug+0xc0/0xc0 [ 862.318675] ? warn_alloc+0x120/0x120 [ 862.322511] ? print_usage_bug+0xc0/0xc0 [ 862.326588] ? __lock_acquire+0x7ec/0x4ec0 [ 862.330823] ? __lock_acquire+0x7ec/0x4ec0 [ 862.335070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 862.340614] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 862.346152] ? should_fail+0x22d/0xd01 [ 862.350053] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 862.355165] ? __lock_acquire+0x7ec/0x4ec0 [ 862.359407] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 862.364512] ? __lock_acquire+0x7ec/0x4ec0 [ 862.368752] ? should_fail+0x22d/0xd01 [ 862.372664] ? mark_held_locks+0x130/0x130 [ 862.376933] ? mark_held_locks+0x130/0x130 [ 862.381179] ? graph_lock+0x170/0x170 [ 862.384996] ? print_usage_bug+0xc0/0xc0 [ 862.389069] ? graph_lock+0x170/0x170 [ 862.392878] ? print_usage_bug+0xc0/0xc0 [ 862.396940] ? wq_watchdog_touch+0x9c/0xfe [ 862.401179] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 862.406718] ? check_preemption_disabled+0x48/0x200 [ 862.411742] ? check_preemption_disabled+0x48/0x200 [ 862.416775] ? __lock_is_held+0xb5/0x140 [ 862.420847] __alloc_pages_nodemask+0xa80/0xde0 [ 862.425523] ? graph_lock+0x170/0x170 [ 862.429346] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 862.434368] ? graph_lock+0x170/0x170 [ 862.438186] ? find_held_lock+0x36/0x1c0 [ 862.442260] ? ____cache_alloc_node+0x1c7/0x1e0 [ 862.446933] ? lock_downgrade+0x900/0x900 [ 862.451094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 862.456645] cache_grow_begin+0x91/0x8c0 [ 862.460716] ? do_raw_spin_unlock+0xa7/0x2f0 [ 862.465162] fallback_alloc+0x203/0x2e0 [ 862.469150] ____cache_alloc_node+0x1c7/0x1e0 [ 862.473659] kmem_cache_alloc_node+0xe3/0x730 [ 862.478168] ? ipv6_get_ifaddr+0x42e/0x620 [ 862.482426] __alloc_skb+0x119/0x770 [ 862.486155] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 862.491446] ? skb_scrub_packet+0x490/0x490 [ 862.495784] ? lock_downgrade+0x900/0x900 [ 862.499947] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 862.505504] ? refcount_sub_and_test_checked+0x203/0x310 [ 862.510967] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 862.516427] ? addrconf_rs_timer+0x6f0/0x6f0 [ 862.520851] ndisc_alloc_skb+0x144/0x340 [ 862.524923] ndisc_send_rs+0x331/0x6e0 [ 862.528821] addrconf_rs_timer+0x3c0/0x6f0 [ 862.533072] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 862.537340] call_timer_fn+0x272/0x920 [ 862.541237] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 862.545479] ? process_timeout+0x40/0x40 [ 862.549539] ? find_held_lock+0x36/0x1c0 [ 862.553612] ? __run_timers+0x7da/0xc70 [ 862.557591] ? _raw_spin_unlock_irq+0x27/0x80 [ 862.562087] ? _raw_spin_unlock_irq+0x27/0x80 [ 862.566583] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 862.570832] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 862.575421] ? trace_hardirqs_on+0xbd/0x310 [ 862.579745] ? kasan_check_read+0x11/0x20 [ 862.583898] ? __run_timers+0x7da/0xc70 [ 862.587887] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 862.593360] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 862.597609] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 862.601849] __run_timers+0x7e5/0xc70 [ 862.605651] ? find_held_lock+0x36/0x1c0 [ 862.609738] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 862.615111] ? _raw_spin_unlock_irq+0x27/0x80 [ 862.619610] ? _raw_spin_unlock_irq+0x27/0x80 [ 862.624111] ? lockdep_hardirqs_on+0x421/0x5c0 [ 862.628700] ? trace_hardirqs_on+0xbd/0x310 [ 862.633027] ? kasan_check_read+0x11/0x20 [ 862.637188] ? finish_task_switch+0x1f5/0x900 [ 862.641727] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 862.647187] ? compat_start_thread+0x80/0x80 [ 862.651624] ? pvclock_read_flags+0x160/0x160 [ 862.656124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 862.661669] ? check_preemption_disabled+0x48/0x200 [ 862.666698] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 862.672235] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 862.677519] ? rcu_pm_notify+0xc0/0xc0 [ 862.681413] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 862.686953] ? check_preemption_disabled+0x48/0x200 [ 862.692000] run_timer_softirq+0x52/0xb0 [ 862.696079] ? rcu_read_lock_sched_held+0x108/0x120 [ 862.701106] __do_softirq+0x30b/0xad8 [ 862.704924] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 862.710046] ? trace_hardirqs_off+0x310/0x310 [ 862.714563] ? schedule+0x108/0x460 [ 862.718214] ? trace_hardirqs_off+0xb8/0x310 [ 862.722633] ? smpboot_thread_fn+0x68b/0xa00 [ 862.727055] ? trace_hardirqs_on+0x310/0x310 [ 862.731477] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 862.737025] ? check_preemption_disabled+0x48/0x200 [ 862.742072] ? takeover_tasklets+0xa90/0xa90 [ 862.746494] run_ksoftirqd+0x94/0x100 [ 862.750313] smpboot_thread_fn+0x68b/0xa00 [ 862.754604] ? sort_range+0x30/0x30 [ 862.758238] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 862.763435] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 862.768985] ? __kthread_parkme+0xfb/0x1a0 [ 862.773242] kthread+0x35a/0x420 [ 862.776627] ? sort_range+0x30/0x30 [ 862.780264] ? kthread_bind+0x40/0x40 [ 862.784089] ret_from_fork+0x3a/0x50 [ 862.787834] warn_alloc_show_mem: 1 callbacks suppressed [ 862.787852] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 862.787854] Mem-Info: [ 862.787888] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 862.787888] active_file:11 inactive_file:16 isolated_file:0 [ 862.787888] unevictable:0 dirty:0 writeback:0 unstable:0 [ 862.787888] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 862.787888] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 862.787888] free:13666 free_pcp:452 free_cma:0 [ 862.793237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 862.800185] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 862.802588] Call Trace: [ 862.835469] Node 0 [ 862.844850] dump_stack+0x1c4/0x2b4 [ 862.873833] 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 [ 862.876413] ? dump_stack_print_info.cold.2+0x52/0x52 [ 862.878639] lowmem_reserve[]: [ 862.882273] warn_alloc.cold.119+0xb7/0x1bd [ 862.907762] 0 2817 [ 862.912992] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 862.916072] 6321 [ 862.920398] ? lock_downgrade+0x900/0x900 [ 862.922617] 6321 [ 862.927469] ? trace_hardirqs_off+0xb8/0x310 [ 862.929507] Node 0 [ 862.933655] ? trace_hardirqs_off+0xb8/0x310 [ 862.935717] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 862.940108] __alloc_pages_slowpath+0x2667/0x2d80 [ 862.942313] lowmem_reserve[]: 0 [ 862.946753] ? mark_held_locks+0x130/0x130 [ 862.973615] 0 [ 862.978494] ? warn_alloc+0x120/0x120 [ 862.982135] 3503 3503 [ 862.986390] ? warn_alloc+0x120/0x120 [ 862.992070] ? print_usage_bug+0xc0/0xc0 [ 862.994548] Node 0 [ 862.998375] ? warn_alloc+0x120/0x120 [ 863.002444] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 863.004749] ? print_usage_bug+0xc0/0xc0 [ 863.008528] lowmem_reserve[]: 0 [ 863.037012] ? __lock_acquire+0x7ec/0x4ec0 [ 863.041232] 0 0 [ 863.044547] ? __lock_acquire+0x7ec/0x4ec0 [ 863.048751] 0 [ 863.050743] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 863.054953] Node 0 [ 863.056759] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 863.062271] DMA: 1*4kB [ 863.064537] ? should_fail+0x22d/0xd01 [ 863.070048] (U) 0*8kB [ 863.072664] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 863.076518] 0*16kB 1*32kB [ 863.079020] ? __lock_acquire+0x7ec/0x4ec0 [ 863.084098] (U) [ 863.086939] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 863.091144] 2*64kB (U) [ 863.093130] ? __lock_acquire+0x7ec/0x4ec0 [ 863.098208] 1*128kB [ 863.100790] ? should_fail+0x22d/0xd01 [ 863.104990] (U) 1*256kB [ 863.107333] ? mark_held_locks+0x130/0x130 [ 863.111277] (U) [ 863.113949] ? mark_held_locks+0x130/0x130 [ 863.118152] 0*512kB 1*1024kB [ 863.120141] ? graph_lock+0x170/0x170 [ 863.124358] (U) [ 863.127472] ? print_usage_bug+0xc0/0xc0 [ 863.131240] 1*2048kB (M) [ 863.133226] ? graph_lock+0x170/0x170 [ 863.137256] 3*4096kB (M) [ 863.140113] ? print_usage_bug+0xc0/0xc0 [ 863.143893] = 15908kB [ 863.146671] ? wq_watchdog_touch+0x9c/0xfe [ 863.150707] Node 0 DMA32: [ 863.153136] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 863.157344] 1*4kB [ 863.160195] ? check_preemption_disabled+0x48/0x200 [ 863.165716] (U) [ 863.167888] ? check_preemption_disabled+0x48/0x200 [ 863.172881] 0*8kB [ 863.174866] ? __lock_is_held+0xb5/0x140 [ 863.179851] 2*16kB (UM) [ 863.182009] __alloc_pages_nodemask+0xa80/0xde0 [ 863.186034] 2*32kB (M) [ 863.188715] ? graph_lock+0x170/0x170 [ 863.193358] 2*64kB (M) [ 863.195951] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 863.199723] 4*128kB [ 863.202306] ? graph_lock+0x170/0x170 [ 863.207287] (M) 4*256kB [ 863.209623] ? find_held_lock+0x36/0x1c0 [ 863.213388] (UM) [ 863.216074] ? ____cache_alloc_node+0x1c7/0x1e0 [ 863.220097] 5*512kB (UM) [ 863.222165] ? lock_downgrade+0x900/0x900 [ 863.226801] 2*1024kB (M) [ 863.229578] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 863.233699] 3*2048kB [ 863.236483] cache_grow_begin+0x91/0x8c0 [ 863.242089] (UM) [ 863.244503] ? do_raw_spin_unlock+0xa7/0x2f0 [ 863.248545] 3*4096kB (M) [ 863.250627] fallback_alloc+0x203/0x2e0 [ 863.255000] = 24804kB [ 863.255010] Node 0 [ 863.257776] ____cache_alloc_node+0x1c7/0x1e0 [ 863.261707] Normal: 172*4kB [ 863.264133] kmem_cache_alloc_node+0xe3/0x730 [ 863.266362] (UMEH) [ 863.270861] ? ipv6_get_ifaddr+0x42e/0x620 [ 863.273851] 656*8kB [ 863.278354] __alloc_skb+0x119/0x770 [ 863.280564] (UMEH) [ 863.284797] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 863.287094] 279*16kB [ 863.290803] ? skb_scrub_packet+0x490/0x490 [ 863.293013] (UMEH) [ 863.298298] ? lock_downgrade+0x900/0x900 [ 863.300685] 75*32kB [ 863.305009] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 863.307225] (UMH) [ 863.311373] ? refcount_sub_and_test_checked+0x203/0x310 [ 863.313673] 2*64kB [ 863.319214] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 863.321339] (UH) [ 863.326785] ? addrconf_rs_timer+0x6f0/0x6f0 [ 863.329014] 0*128kB [ 863.334469] ndisc_alloc_skb+0x144/0x340 [ 863.336522] 0*256kB [ 863.340928] ndisc_send_rs+0x331/0x6e0 [ 863.343225] 2*512kB [ 863.347282] addrconf_rs_timer+0x3c0/0x6f0 [ 863.349569] (U) 0*1024kB [ 863.353468] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 863.355765] 0*2048kB [ 863.360003] call_timer_fn+0x272/0x920 [ 863.362718] 0*4096kB = 13952kB [ 863.366958] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 863.369356] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 863.373241] ? process_timeout+0x40/0x40 [ 863.376413] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 863.380639] ? find_held_lock+0x36/0x1c0 [ 863.389456] 406 total pagecache pages [ 863.393537] ? __run_timers+0x7da/0xc70 [ 863.402167] 0 pages in swap cache [ 863.406227] ? _raw_spin_unlock_irq+0x27/0x80 [ 863.410008] Swap cache stats: add 0, delete 0, find 0/0 [ 863.413980] ? _raw_spin_unlock_irq+0x27/0x80 [ 863.417412] Free swap = 0kB [ 863.421907] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 863.427245] Total swap = 0kB [ 863.431737] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 863.434727] 1965979 pages RAM [ 863.438958] ? trace_hardirqs_on+0xbd/0x310 [ 863.441954] 0 pages HighMem/MovableOnly [ 863.446543] ? kasan_check_read+0x11/0x20 [ 863.449624] 342745 pages reserved [ 863.453947] ? __run_timers+0x7da/0xc70 [ 863.457894] 0 pages cma reserved [ 863.462048] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 863.465541] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 863.469452] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 863.472847] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 863.478237] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 863.484702] ksoftirqd/0 cpuset= [ 863.488952] __run_timers+0x7e5/0xc70 [ 863.499243] / [ 863.503492] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 863.506731] mems_allowed=0 [ 863.510524] ? compat_start_thread+0x80/0x80 [ 863.524909] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 863.530462] ? kasan_check_write+0x14/0x20 [ 863.534701] ? finish_task_switch+0x2f5/0x900 [ 863.539199] ? __switch_to_asm+0x40/0x70 [ 863.543272] ? preempt_notifier_register+0x200/0x200 [ 863.548377] ? __switch_to_asm+0x34/0x70 [ 863.552456] ? __switch_to_asm+0x40/0x70 [ 863.556522] ? __switch_to_asm+0x34/0x70 [ 863.560584] ? __switch_to_asm+0x40/0x70 [ 863.564648] ? __switch_to_asm+0x34/0x70 [ 863.568715] ? __switch_to_asm+0x40/0x70 [ 863.572790] ? pvclock_read_flags+0x160/0x160 [ 863.577289] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 863.582850] ? check_preemption_disabled+0x48/0x200 [ 863.587905] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 863.593479] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 863.598772] ? rcu_pm_notify+0xc0/0xc0 [ 863.602682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 863.608229] ? check_preemption_disabled+0x48/0x200 [ 863.613260] run_timer_softirq+0x52/0xb0 [ 863.617349] ? rcu_read_lock_sched_held+0x108/0x120 [ 863.622469] __do_softirq+0x30b/0xad8 [ 863.626285] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 863.631404] ? smpboot_thread_fn+0x334/0xa00 [ 863.635826] ? schedule+0x108/0x460 [ 863.639467] ? __schedule+0x1ed0/0x1ed0 [ 863.643455] ? trace_hardirqs_off+0xb8/0x310 [ 863.647885] ? ___might_sleep+0x1ed/0x300 [ 863.652057] ? smpboot_thread_fn+0x68b/0xa00 [ 863.656482] ? trace_hardirqs_on+0x310/0x310 [ 863.660896] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 863.666472] ? check_preemption_disabled+0x48/0x200 [ 863.671496] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 863.677051] ? takeover_tasklets+0xa90/0xa90 [ 863.681473] run_ksoftirqd+0x94/0x100 [ 863.685283] smpboot_thread_fn+0x68b/0xa00 [ 863.689549] ? sort_range+0x30/0x30 [ 863.693181] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 863.698289] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 863.703847] ? __kthread_parkme+0xfb/0x1a0 [ 863.708090] kthread+0x35a/0x420 [ 863.711458] ? sort_range+0x30/0x30 [ 863.715089] ? kthread_bind+0x40/0x40 [ 863.718900] ret_from_fork+0x3a/0x50 [ 863.722640] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 863.722715] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 863.729594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 863.729599] Call Trace: [ 863.729622] dump_stack+0x1c4/0x2b4 [ 863.729638] ? dump_stack_print_info.cold.2+0x52/0x52 [ 863.729664] warn_alloc.cold.119+0xb7/0x1bd [ 863.736243] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 863.745505] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 863.748066] ksoftirqd/1 cpuset= [ 863.751695] ? lock_downgrade+0x900/0x900 [ 863.756866] / [ 863.761200] ? trace_hardirqs_off+0xb8/0x310 [ 863.771487] mems_allowed=0 [ 863.793108] ? trace_hardirqs_off+0xb8/0x310 [ 863.797533] __alloc_pages_slowpath+0x2667/0x2d80 [ 863.802410] ? warn_alloc+0x120/0x120 [ 863.806223] ? warn_alloc+0x120/0x120 [ 863.810029] ? print_usage_bug+0xc0/0xc0 [ 863.814107] ? warn_alloc+0x120/0x120 [ 863.817911] ? print_usage_bug+0xc0/0xc0 [ 863.821987] ? __lock_acquire+0x7ec/0x4ec0 [ 863.826226] ? __lock_acquire+0x7ec/0x4ec0 [ 863.830462] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 863.836004] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 863.841549] ? should_fail+0x22d/0xd01 [ 863.845452] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 863.850712] ? __lock_acquire+0x7ec/0x4ec0 [ 863.854958] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 863.860069] ? __lock_acquire+0x7ec/0x4ec0 [ 863.864310] ? should_fail+0x22d/0xd01 [ 863.868308] ? mark_held_locks+0x130/0x130 [ 863.872561] ? mark_held_locks+0x130/0x130 [ 863.876804] ? graph_lock+0x170/0x170 [ 863.880618] ? print_usage_bug+0xc0/0xc0 [ 863.884678] ? graph_lock+0x170/0x170 [ 863.888477] ? print_usage_bug+0xc0/0xc0 [ 863.892541] ? wq_watchdog_touch+0x9c/0xfe [ 863.896781] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 863.902323] ? check_preemption_disabled+0x48/0x200 [ 863.907359] ? check_preemption_disabled+0x48/0x200 [ 863.912396] ? __lock_is_held+0xb5/0x140 [ 863.916469] __alloc_pages_nodemask+0xa80/0xde0 [ 863.921144] ? graph_lock+0x170/0x170 [ 863.924955] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 863.929970] ? graph_lock+0x170/0x170 [ 863.933784] ? find_held_lock+0x36/0x1c0 [ 863.937859] ? ____cache_alloc_node+0x1c7/0x1e0 [ 863.942535] ? lock_downgrade+0x900/0x900 [ 863.946699] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 863.952248] cache_grow_begin+0x91/0x8c0 [ 863.956314] ? do_raw_spin_unlock+0xa7/0x2f0 [ 863.960738] fallback_alloc+0x203/0x2e0 [ 863.964721] ____cache_alloc_node+0x1c7/0x1e0 [ 863.969226] kmem_cache_alloc_node+0xe3/0x730 [ 863.973725] ? ipv6_get_ifaddr+0x42e/0x620 [ 863.977974] __alloc_skb+0x119/0x770 [ 863.981781] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 863.987069] ? skb_scrub_packet+0x490/0x490 [ 863.991411] ? lock_downgrade+0x900/0x900 [ 863.995573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 864.001122] ? refcount_sub_and_test_checked+0x203/0x310 [ 864.006578] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 864.012050] ? addrconf_rs_timer+0x6f0/0x6f0 [ 864.016473] ndisc_alloc_skb+0x144/0x340 [ 864.020565] ndisc_send_rs+0x331/0x6e0 [ 864.024461] addrconf_rs_timer+0x3c0/0x6f0 [ 864.028710] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 864.032965] call_timer_fn+0x272/0x920 [ 864.036861] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 864.041107] ? process_timeout+0x40/0x40 [ 864.045170] ? find_held_lock+0x36/0x1c0 [ 864.049257] ? __run_timers+0x7da/0xc70 [ 864.053239] ? _raw_spin_unlock_irq+0x27/0x80 [ 864.057736] ? _raw_spin_unlock_irq+0x27/0x80 [ 864.062235] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 864.066476] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 864.071080] ? trace_hardirqs_on+0xbd/0x310 [ 864.075406] ? kasan_check_read+0x11/0x20 [ 864.079563] ? __run_timers+0x7da/0xc70 [ 864.083545] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 864.089020] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 864.093272] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 864.097515] __run_timers+0x7e5/0xc70 [ 864.101316] ? find_held_lock+0x36/0x1c0 [ 864.105413] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 864.110803] ? _raw_spin_unlock_irq+0x27/0x80 [ 864.115305] ? _raw_spin_unlock_irq+0x27/0x80 [ 864.119815] ? lockdep_hardirqs_on+0x421/0x5c0 [ 864.124411] ? trace_hardirqs_on+0xbd/0x310 [ 864.128744] ? kasan_check_read+0x11/0x20 [ 864.132906] ? finish_task_switch+0x1f5/0x900 [ 864.137415] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 864.142888] ? compat_start_thread+0x80/0x80 [ 864.147331] ? pvclock_read_flags+0x160/0x160 [ 864.151849] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 864.157395] ? check_preemption_disabled+0x48/0x200 [ 864.162446] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 864.167995] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 864.173289] ? rcu_pm_notify+0xc0/0xc0 [ 864.177190] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 864.182774] ? check_preemption_disabled+0x48/0x200 [ 864.187813] run_timer_softirq+0x52/0xb0 [ 864.191891] ? rcu_read_lock_sched_held+0x108/0x120 [ 864.196924] __do_softirq+0x30b/0xad8 [ 864.200765] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 864.205887] ? trace_hardirqs_off+0x310/0x310 [ 864.210404] ? schedule+0x108/0x460 [ 864.214061] ? trace_hardirqs_off+0xb8/0x310 [ 864.218491] ? smpboot_thread_fn+0x68b/0xa00 [ 864.222936] ? trace_hardirqs_on+0x310/0x310 [ 864.227384] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 864.232934] ? check_preemption_disabled+0x48/0x200 [ 864.237974] ? takeover_tasklets+0xa90/0xa90 [ 864.242410] run_ksoftirqd+0x94/0x100 [ 864.246219] smpboot_thread_fn+0x68b/0xa00 [ 864.250470] ? sort_range+0x30/0x30 [ 864.254107] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 864.259228] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 864.264791] ? __kthread_parkme+0xfb/0x1a0 [ 864.269058] kthread+0x35a/0x420 [ 864.272434] ? sort_range+0x30/0x30 [ 864.276086] ? kthread_bind+0x40/0x40 [ 864.279896] ret_from_fork+0x3a/0x50 [ 864.283628] warn_alloc_show_mem: 1 callbacks suppressed [ 864.283641] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 864.283642] Mem-Info: [ 864.283676] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 864.283676] active_file:11 inactive_file:16 isolated_file:0 [ 864.283676] unevictable:0 dirty:0 writeback:0 unstable:0 [ 864.283676] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 864.283676] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 864.283676] free:13666 free_pcp:452 free_cma:0 [ 864.289018] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 864.295962] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 864.298370] Call Trace: [ 864.331274] Node 0 [ 864.340668] dump_stack+0x1c4/0x2b4 [ 864.368310] 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 [ 864.370879] ? dump_stack_print_info.cold.2+0x52/0x52 [ 864.373075] lowmem_reserve[]: 0 [ 864.376716] warn_alloc.cold.119+0xb7/0x1bd [ 864.402211] 2817 [ 864.407410] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 864.410659] 6321 [ 864.414987] ? lock_downgrade+0x900/0x900 [ 864.417032] 6321 [ 864.421890] ? trace_hardirqs_off+0xb8/0x310 [ 864.423926] Node 0 [ 864.428096] ? trace_hardirqs_off+0xb8/0x310 [ 864.430155] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 864.434542] __alloc_pages_slowpath+0x2667/0x2d80 [ 864.436766] lowmem_reserve[]: [ 864.441196] ? mark_held_locks+0x130/0x130 [ 864.468052] 0 0 [ 864.472934] ? warn_alloc+0x120/0x120 [ 864.476017] 3503 [ 864.480262] ? warn_alloc+0x120/0x120 [ 864.482207] 3503 [ 864.486010] ? print_usage_bug+0xc0/0xc0 [ 864.488056] Node 0 [ 864.491855] ? warn_alloc+0x120/0x120 [ 864.493929] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 864.497979] ? print_usage_bug+0xc0/0xc0 [ 864.500183] lowmem_reserve[]: 0 [ 864.504012] ? __lock_acquire+0x7ec/0x4ec0 [ 864.532444] 0 0 [ 864.536533] ? __lock_acquire+0x7ec/0x4ec0 [ 864.539779] 0 [ 864.544033] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 864.545996] Node 0 [ 864.550230] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 864.552004] DMA: 1*4kB [ 864.557555] ? should_fail+0x22d/0xd01 [ 864.559765] (U) [ 864.565310] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 864.567860] 0*8kB 0*16kB [ 864.571753] ? __lock_acquire+0x7ec/0x4ec0 [ 864.573698] 1*32kB (U) [ 864.578819] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 864.581551] 2*64kB [ 864.585789] ? __lock_acquire+0x7ec/0x4ec0 [ 864.588357] (U) [ 864.593463] ? should_fail+0x22d/0xd01 [ 864.595670] 1*128kB (U) [ 864.599917] ? mark_held_locks+0x130/0x130 [ 864.601858] 1*256kB [ 864.605742] ? mark_held_locks+0x130/0x130 [ 864.608386] (U) [ 864.612623] ? mark_held_locks+0xc7/0x130 [ 864.614933] 0*512kB 1*1024kB [ 864.619176] ? print_usage_bug+0xc0/0xc0 [ 864.621123] (U) [ 864.625267] ? graph_lock+0x170/0x170 [ 864.628351] 1*2048kB [ 864.632410] ? print_usage_bug+0xc0/0xc0 [ 864.634364] (M) [ 864.638164] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 864.640551] 3*4096kB [ 864.644607] ? check_preemption_disabled+0x48/0x200 [ 864.646555] (M) [ 864.652115] ? check_preemption_disabled+0x48/0x200 [ 864.654500] = 15908kB [ 864.659521] ? __lock_is_held+0xb5/0x140 [ 864.661467] Node 0 [ 864.666499] __alloc_pages_nodemask+0xa80/0xde0 [ 864.668878] DMA32: [ 864.672937] ? graph_lock+0x170/0x170 [ 864.675154] 1*4kB [ 864.679822] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 864.682033] (U) [ 864.685832] ? graph_lock+0x170/0x170 [ 864.687953] 0*8kB 2*16kB [ 864.692990] ? find_held_lock+0x36/0x1c0 [ 864.694932] (UM) [ 864.698737] ? ____cache_alloc_node+0x1c7/0x1e0 [ 864.701456] 2*32kB (M) [ 864.705531] ? lock_downgrade+0x900/0x900 [ 864.707566] 2*64kB (M) [ 864.712249] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 864.714796] 4*128kB (M) [ 864.718959] cache_grow_begin+0x91/0x8c0 [ 864.721510] 4*256kB (UM) [ 864.727107] ? do_raw_spin_unlock+0xa7/0x2f0 [ 864.729753] 5*512kB [ 864.733837] fallback_alloc+0x203/0x2e0 [ 864.736565] (UM) [ 864.740984] ____cache_alloc_node+0x1c7/0x1e0 [ 864.743271] 2*1024kB (M) [ 864.747258] kmem_cache_alloc_node+0xe3/0x730 [ 864.749285] 3*2048kB (UM) [ 864.753797] ? ipv6_get_ifaddr+0x42e/0x620 [ 864.756539] 3*4096kB (M) [ 864.761062] __alloc_skb+0x119/0x770 [ 864.763876] = 24804kB [ 864.763886] Node 0 [ 864.768137] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 864.770867] Normal: [ 864.774591] ? skb_scrub_packet+0x490/0x490 [ 864.776979] 172*4kB [ 864.779218] ? lock_downgrade+0x900/0x900 [ 864.784460] (UMEH) 656*8kB [ 864.786807] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 864.791092] (UMEH) 279*16kB [ 864.793430] ? refcount_sub_and_test_checked+0x203/0x310 [ 864.797543] (UMEH) 75*32kB [ 864.800492] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 864.805996] (UMH) 2*64kB [ 864.809034] ? addrconf_rs_timer+0x6f0/0x6f0 [ 864.814491] (UH) [ 864.817441] ndisc_alloc_skb+0x144/0x340 [ 864.822870] 0*128kB [ 864.825646] ndisc_send_rs+0x331/0x6e0 [ 864.830019] 0*256kB 2*512kB [ 864.832124] addrconf_rs_timer+0x3c0/0x6f0 [ 864.836154] (U) [ 864.838493] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 864.842351] 0*1024kB 0*2048kB [ 864.845397] call_timer_fn+0x272/0x920 [ 864.849590] 0*4096kB = 13952kB [ 864.852268] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 864.856486] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 864.859675] ? process_timeout+0x40/0x40 [ 864.863542] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 864.866736] ? find_held_lock+0x36/0x1c0 [ 864.870950] 406 total pagecache pages [ 864.879801] ? __run_timers+0x7da/0xc70 [ 864.883843] 0 pages in swap cache [ 864.892431] ? _raw_spin_unlock_irq+0x27/0x80 [ 864.896473] Swap cache stats: add 0, delete 0, find 0/0 [ 864.900270] ? _raw_spin_unlock_irq+0x27/0x80 [ 864.904234] Free swap = 0kB [ 864.907690] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 864.912150] Total swap = 0kB [ 864.912159] 1965979 pages RAM [ 864.917542] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 864.922003] 0 pages HighMem/MovableOnly [ 864.922012] 342745 pages reserved [ 864.925034] ? trace_hardirqs_on+0xbd/0x310 [ 864.929244] 0 pages cma reserved [ 864.929326] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 864.932277] ? kasan_check_read+0x11/0x20 [ 864.932296] ? __run_timers+0x7da/0xc70 [ 864.935503] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 864.939995] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 864.943946] ksoftirqd/0 cpuset= [ 864.947403] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 864.951696] / [ 864.955074] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 864.961625] mems_allowed=0 [ 865.002336] __run_timers+0x7e5/0xc70 [ 865.006168] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 865.011534] ? compat_start_thread+0x80/0x80 [ 865.015961] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 865.021514] ? kasan_check_write+0x14/0x20 [ 865.026427] ? finish_task_switch+0x2f5/0x900 [ 865.030926] ? __switch_to_asm+0x40/0x70 [ 865.035000] ? preempt_notifier_register+0x200/0x200 [ 865.040120] ? __switch_to_asm+0x34/0x70 [ 865.044187] ? __switch_to_asm+0x40/0x70 [ 865.048250] ? __switch_to_asm+0x34/0x70 [ 865.052345] ? __switch_to_asm+0x40/0x70 [ 865.056407] ? __switch_to_asm+0x34/0x70 [ 865.060472] ? __switch_to_asm+0x40/0x70 [ 865.064554] ? pvclock_read_flags+0x160/0x160 [ 865.069059] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 865.074611] ? check_preemption_disabled+0x48/0x200 [ 865.079645] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 865.085195] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 865.090487] ? rcu_pm_notify+0xc0/0xc0 [ 865.094390] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 865.099937] ? check_preemption_disabled+0x48/0x200 [ 865.104970] run_timer_softirq+0x52/0xb0 [ 865.109054] ? rcu_read_lock_sched_held+0x108/0x120 [ 865.114087] __do_softirq+0x30b/0xad8 [ 865.117904] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 865.123017] ? smpboot_thread_fn+0x334/0xa00 [ 865.127445] ? schedule+0x108/0x460 [ 865.131083] ? __schedule+0x1ed0/0x1ed0 [ 865.135091] ? trace_hardirqs_off+0xb8/0x310 [ 865.139505] ? ___might_sleep+0x1ed/0x300 [ 865.143653] ? smpboot_thread_fn+0x68b/0xa00 [ 865.148076] ? trace_hardirqs_on+0x310/0x310 [ 865.152493] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 865.158031] ? check_preemption_disabled+0x48/0x200 [ 865.163063] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 865.168611] ? takeover_tasklets+0xa90/0xa90 [ 865.173029] run_ksoftirqd+0x94/0x100 [ 865.176852] smpboot_thread_fn+0x68b/0xa00 [ 865.181108] ? sort_range+0x30/0x30 [ 865.184740] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 865.189853] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 865.195395] ? __kthread_parkme+0xfb/0x1a0 [ 865.199636] kthread+0x35a/0x420 [ 865.203004] ? sort_range+0x30/0x30 [ 865.206629] ? kthread_bind+0x40/0x40 [ 865.210433] ret_from_fork+0x3a/0x50 [ 865.214168] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 865.214242] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 865.221010] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 865.221020] Call Trace: [ 865.227644] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 865.236883] dump_stack+0x1c4/0x2b4 [ 865.239443] ksoftirqd/1 cpuset= [ 865.249763] ? dump_stack_print_info.cold.2+0x52/0x52 [ 865.253371] / [ 865.256675] warn_alloc.cold.119+0xb7/0x1bd [ 865.261843] mems_allowed=0 [ 865.263554] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 865.275650] ? lock_downgrade+0x900/0x900 [ 865.279811] ? trace_hardirqs_off+0xb8/0x310 [ 865.284233] ? trace_hardirqs_off+0xb8/0x310 [ 865.288661] __alloc_pages_slowpath+0x2667/0x2d80 [ 865.293545] ? warn_alloc+0x120/0x120 [ 865.297367] ? warn_alloc+0x120/0x120 [ 865.301267] ? print_usage_bug+0xc0/0xc0 [ 865.305344] ? warn_alloc+0x120/0x120 [ 865.309153] ? print_usage_bug+0xc0/0xc0 [ 865.313225] ? __lock_acquire+0x7ec/0x4ec0 [ 865.317466] ? __lock_acquire+0x7ec/0x4ec0 [ 865.321710] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 865.327259] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 865.332810] ? should_fail+0x22d/0xd01 [ 865.336712] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 865.341838] ? __lock_acquire+0x7ec/0x4ec0 [ 865.346095] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 865.351209] ? __lock_acquire+0x7ec/0x4ec0 [ 865.355454] ? should_fail+0x22d/0xd01 [ 865.359366] ? mark_held_locks+0x130/0x130 [ 865.363631] ? mark_held_locks+0x130/0x130 [ 865.367883] ? mark_held_locks+0xc7/0x130 [ 865.372045] ? print_usage_bug+0xc0/0xc0 [ 865.376110] ? graph_lock+0x170/0x170 [ 865.379916] ? print_usage_bug+0xc0/0xc0 [ 865.383990] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 865.389539] ? check_preemption_disabled+0x48/0x200 [ 865.394561] ? check_preemption_disabled+0x48/0x200 [ 865.399595] ? __lock_is_held+0xb5/0x140 [ 865.403668] __alloc_pages_nodemask+0xa80/0xde0 [ 865.408348] ? graph_lock+0x170/0x170 [ 865.412155] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 865.417177] ? graph_lock+0x170/0x170 [ 865.420991] ? find_held_lock+0x36/0x1c0 [ 865.425076] ? ____cache_alloc_node+0x1c7/0x1e0 [ 865.429774] ? lock_downgrade+0x900/0x900 [ 865.435507] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 865.441146] cache_grow_begin+0x91/0x8c0 [ 865.445215] ? do_raw_spin_unlock+0xa7/0x2f0 [ 865.449636] fallback_alloc+0x203/0x2e0 [ 865.453620] ____cache_alloc_node+0x1c7/0x1e0 [ 865.458132] kmem_cache_alloc_node+0xe3/0x730 [ 865.462637] ? ipv6_get_ifaddr+0x42e/0x620 [ 865.466897] __alloc_skb+0x119/0x770 [ 865.470636] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 865.475923] ? skb_scrub_packet+0x490/0x490 [ 865.480258] ? lock_downgrade+0x900/0x900 [ 865.484422] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 865.489971] ? refcount_sub_and_test_checked+0x203/0x310 [ 865.495435] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 865.500900] ? addrconf_rs_timer+0x6f0/0x6f0 [ 865.505345] ndisc_alloc_skb+0x144/0x340 [ 865.509442] ndisc_send_rs+0x331/0x6e0 [ 865.513347] addrconf_rs_timer+0x3c0/0x6f0 [ 865.517592] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 865.521848] call_timer_fn+0x272/0x920 [ 865.525745] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 865.529993] ? process_timeout+0x40/0x40 [ 865.534069] ? find_held_lock+0x36/0x1c0 [ 865.538160] ? __run_timers+0x7da/0xc70 [ 865.542151] ? _raw_spin_unlock_irq+0x27/0x80 [ 865.546654] ? _raw_spin_unlock_irq+0x27/0x80 [ 865.551158] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 865.555503] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 865.560096] ? trace_hardirqs_on+0xbd/0x310 [ 865.564425] ? kasan_check_read+0x11/0x20 [ 865.568578] ? __run_timers+0x7da/0xc70 [ 865.572557] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 865.578019] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 865.582272] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 865.586510] __run_timers+0x7e5/0xc70 [ 865.590312] ? find_held_lock+0x36/0x1c0 [ 865.594390] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 865.599755] ? _raw_spin_unlock_irq+0x27/0x80 [ 865.604251] ? _raw_spin_unlock_irq+0x27/0x80 [ 865.608754] ? lockdep_hardirqs_on+0x421/0x5c0 [ 865.613350] ? trace_hardirqs_on+0xbd/0x310 [ 865.617680] ? kasan_check_read+0x11/0x20 [ 865.621840] ? finish_task_switch+0x1f5/0x900 [ 865.626348] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 865.631817] ? compat_start_thread+0x80/0x80 [ 865.636251] ? pvclock_read_flags+0x160/0x160 [ 865.640840] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 865.646389] ? check_preemption_disabled+0x48/0x200 [ 865.651426] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 865.657077] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 865.662382] ? rcu_pm_notify+0xc0/0xc0 [ 865.666278] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 865.671829] ? check_preemption_disabled+0x48/0x200 [ 865.676866] run_timer_softirq+0x52/0xb0 [ 865.680938] ? rcu_read_lock_sched_held+0x108/0x120 [ 865.685972] __do_softirq+0x30b/0xad8 [ 865.689787] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 865.694901] ? trace_hardirqs_off+0x310/0x310 [ 865.699427] ? schedule+0x108/0x460 [ 865.703076] ? trace_hardirqs_off+0xb8/0x310 [ 865.707489] ? smpboot_thread_fn+0x68b/0xa00 [ 865.711901] ? trace_hardirqs_on+0x310/0x310 [ 865.716312] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 865.721891] ? check_preemption_disabled+0x48/0x200 [ 865.726918] ? takeover_tasklets+0xa90/0xa90 [ 865.731341] run_ksoftirqd+0x94/0x100 [ 865.735149] smpboot_thread_fn+0x68b/0xa00 [ 865.739396] ? sort_range+0x30/0x30 [ 865.743028] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 865.748173] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 865.753723] ? __kthread_parkme+0xfb/0x1a0 [ 865.757972] kthread+0x35a/0x420 [ 865.761364] ? sort_range+0x30/0x30 [ 865.765002] ? kthread_bind+0x40/0x40 [ 865.768814] ret_from_fork+0x3a/0x50 [ 865.772565] warn_alloc_show_mem: 1 callbacks suppressed [ 865.772577] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 865.772579] Mem-Info: [ 865.772612] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 865.772612] active_file:11 inactive_file:16 isolated_file:0 [ 865.772612] unevictable:0 dirty:0 writeback:0 unstable:0 [ 865.772612] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 865.772612] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 865.772612] free:13666 free_pcp:452 free_cma:0 [ 865.777959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 865.784903] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 865.787660] Call Trace: [ 865.820540] Node 0 [ 865.829938] dump_stack+0x1c4/0x2b4 [ 865.857601] 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 [ 865.860170] ? dump_stack_print_info.cold.2+0x52/0x52 [ 865.862369] lowmem_reserve[]: 0 [ 865.866026] warn_alloc.cold.119+0xb7/0x1bd [ 865.891585] 2817 6321 [ 865.896822] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 865.900080] 6321 [ 865.904422] ? lock_downgrade+0x900/0x900 [ 865.906891] Node 0 [ 865.911762] ? trace_hardirqs_off+0xb8/0x310 [ 865.913825] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 865.917951] ? trace_hardirqs_off+0xb8/0x310 [ 865.920152] lowmem_reserve[]: 0 [ 865.924578] __alloc_pages_slowpath+0x2667/0x2d80 [ 865.951465] 0 [ 865.955903] ? mark_held_locks+0x130/0x130 [ 865.959130] 3503 3503 [ 865.963996] ? warn_alloc+0x120/0x120 [ 865.970012] ? warn_alloc+0x120/0x120 [ 865.972484] Node 0 [ 865.976287] ? print_usage_bug+0xc0/0xc0 [ 865.980096] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 865.982307] ? warn_alloc+0x120/0x120 [ 865.986355] lowmem_reserve[]: 0 [ 866.014839] ? print_usage_bug+0xc0/0xc0 [ 866.018620] 0 0 [ 866.021912] ? __lock_acquire+0x7ec/0x4ec0 [ 866.025944] 0 [ 866.027930] ? __lock_acquire+0x7ec/0x4ec0 [ 866.032139] Node 0 [ 866.033946] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 866.038171] DMA: [ 866.040405] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 866.045928] 1*4kB [ 866.047990] ? should_fail+0x22d/0xd01 [ 866.053495] (U) 0*8kB [ 866.055673] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 866.059522] 0*16kB 1*32kB [ 866.062057] ? __lock_acquire+0x7ec/0x4ec0 [ 866.067133] (U) [ 866.069983] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 866.074218] 2*64kB [ 866.076235] ? __lock_acquire+0x7ec/0x4ec0 [ 866.081309] (U) 1*128kB [ 866.083567] ? should_fail+0x22d/0xd01 [ 866.087768] (U) 1*256kB [ 866.090460] ? mark_held_locks+0x130/0x130 [ 866.094315] (U) [ 866.096986] ? mark_held_locks+0x130/0x130 [ 866.101192] 0*512kB 1*1024kB [ 866.103185] ? mark_held_locks+0xc7/0x130 [ 866.107470] (U) 1*2048kB [ 866.110590] ? print_usage_bug+0xc0/0xc0 [ 866.114723] (M) [ 866.117480] ? graph_lock+0x170/0x170 [ 866.121515] 3*4096kB (M) [ 866.123500] ? print_usage_bug+0xc0/0xc0 [ 866.127268] = 15908kB [ 866.127277] Node 0 [ 866.130056] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 866.134082] DMA32: 1*4kB [ 866.136517] ? check_preemption_disabled+0x48/0x200 [ 866.138726] (U) 0*8kB [ 866.144279] ? check_preemption_disabled+0x48/0x200 [ 866.147009] 2*16kB (UM) [ 866.152060] ? __lock_is_held+0xb5/0x140 [ 866.154524] 2*32kB (M) [ 866.159559] __alloc_pages_nodemask+0xa80/0xde0 [ 866.162206] 2*64kB [ 866.166267] ? graph_lock+0x170/0x170 [ 866.168826] (M) [ 866.173510] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 866.175722] 4*128kB [ 866.179516] ? graph_lock+0x170/0x170 [ 866.179541] ? find_held_lock+0x36/0x1c0 [ 866.181489] (M) [ 866.186515] ? ____cache_alloc_node+0x1c7/0x1e0 [ 866.188809] 4*256kB [ 866.192603] ? lock_downgrade+0x900/0x900 [ 866.196634] (UM) 5*512kB [ 866.198630] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 866.203256] (UM) 2*1024kB [ 866.205598] cache_grow_begin+0x91/0x8c0 [ 866.209709] (M) 3*2048kB [ 866.212485] ? do_raw_spin_unlock+0xa7/0x2f0 [ 866.217994] (UM) 3*4096kB [ 866.220882] fallback_alloc+0x203/0x2e0 [ 866.224902] (M) = 24804kB [ 866.227676] ____cache_alloc_node+0x1c7/0x1e0 [ 866.232066] Node 0 [ 866.234929] kmem_cache_alloc_node+0xe3/0x730 [ 866.238904] Normal: 172*4kB [ 866.241681] ? ipv6_get_ifaddr+0x42e/0x620 [ 866.246145] (UMEH) 656*8kB [ 866.248401] __alloc_skb+0x119/0x770 [ 866.252859] (UMEH) 279*16kB [ 866.255897] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 866.260094] (UMEH) 75*32kB [ 866.263083] ? skb_scrub_packet+0x490/0x490 [ 866.266767] (UMH) 2*64kB [ 866.269791] ? lock_downgrade+0x900/0x900 [ 866.275037] (UH) 0*128kB [ 866.278014] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 866.282329] 0*256kB 2*512kB [ 866.285097] ? refcount_sub_and_test_checked+0x203/0x310 [ 866.289206] (U) 0*1024kB [ 866.291980] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 866.297490] 0*2048kB 0*4096kB [ 866.300524] ? addrconf_rs_timer+0x6f0/0x6f0 [ 866.305946] = 13952kB [ 866.305969] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 866.308736] ndisc_alloc_skb+0x144/0x340 [ 866.314168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 866.317368] ndisc_send_rs+0x331/0x6e0 [ 866.321762] 406 total pagecache pages [ 866.324184] addrconf_rs_timer+0x3c0/0x6f0 [ 866.332999] 0 pages in swap cache [ 866.337077] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 866.345627] Swap cache stats: add 0, delete 0, find 0/0 [ 866.345639] Free swap = 0kB [ 866.349540] call_timer_fn+0x272/0x920 [ 866.353330] Total swap = 0kB [ 866.357571] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 866.360999] 1965979 pages RAM [ 866.365244] ? process_timeout+0x40/0x40 [ 866.370582] 0 pages HighMem/MovableOnly [ 866.370592] 342745 pages reserved [ 866.373615] ? find_held_lock+0x36/0x1c0 [ 866.377473] 0 pages cma reserved [ 866.377558] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 866.380508] ? __run_timers+0x7da/0xc70 [ 866.384826] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 866.387813] ? _raw_spin_unlock_irq+0x27/0x80 [ 866.391865] ksoftirqd/0 cpuset= [ 866.395854] ? _raw_spin_unlock_irq+0x27/0x80 [ 866.399272] / [ 866.403347] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 866.406688] mems_allowed=0 [ 866.448585] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 866.453191] ? trace_hardirqs_on+0xbd/0x310 [ 866.457530] ? kasan_check_read+0x11/0x20 [ 866.461714] ? __run_timers+0x7da/0xc70 [ 866.465718] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 866.471221] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 866.475499] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 866.479762] __run_timers+0x7e5/0xc70 [ 866.483636] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 866.489025] ? compat_start_thread+0x80/0x80 [ 866.493497] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 866.499103] ? kasan_check_write+0x14/0x20 [ 866.503367] ? finish_task_switch+0x2f5/0x900 [ 866.507881] ? __switch_to_asm+0x40/0x70 [ 866.511959] ? preempt_notifier_register+0x200/0x200 [ 866.517078] ? __switch_to_asm+0x34/0x70 [ 866.521149] ? __switch_to_asm+0x40/0x70 [ 866.525210] ? __switch_to_asm+0x34/0x70 [ 866.529288] ? __switch_to_asm+0x40/0x70 [ 866.533354] ? __switch_to_asm+0x34/0x70 [ 866.537424] ? __switch_to_asm+0x40/0x70 [ 866.541505] ? pvclock_read_flags+0x160/0x160 [ 866.546031] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 866.551593] ? check_preemption_disabled+0x48/0x200 [ 866.556633] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 866.562189] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 866.567481] ? rcu_pm_notify+0xc0/0xc0 [ 866.571379] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 866.576930] ? check_preemption_disabled+0x48/0x200 [ 866.581969] run_timer_softirq+0x52/0xb0 [ 866.586054] ? rcu_read_lock_sched_held+0x108/0x120 [ 866.591096] __do_softirq+0x30b/0xad8 [ 866.594924] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 866.600056] ? smpboot_thread_fn+0x334/0xa00 [ 866.604485] ? schedule+0x108/0x460 [ 866.608120] ? __schedule+0x1ed0/0x1ed0 [ 866.612122] ? trace_hardirqs_off+0xb8/0x310 [ 866.616546] ? ___might_sleep+0x1ed/0x300 [ 866.620695] ? smpboot_thread_fn+0x68b/0xa00 [ 866.625115] ? trace_hardirqs_on+0x310/0x310 [ 866.629529] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 866.635081] ? check_preemption_disabled+0x48/0x200 [ 866.640120] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 866.645688] ? takeover_tasklets+0xa90/0xa90 [ 866.650111] run_ksoftirqd+0x94/0x100 [ 866.653928] smpboot_thread_fn+0x68b/0xa00 [ 866.658180] ? sort_range+0x30/0x30 [ 866.661830] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 866.666972] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 866.672518] ? __kthread_parkme+0xfb/0x1a0 [ 866.676762] kthread+0x35a/0x420 [ 866.680133] ? sort_range+0x30/0x30 [ 866.683776] ? kthread_bind+0x40/0x40 [ 866.687582] ret_from_fork+0x3a/0x50 [ 866.691314] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 866.691388] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 866.698158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 866.698163] Call Trace: [ 866.698184] dump_stack+0x1c4/0x2b4 [ 866.698201] ? dump_stack_print_info.cold.2+0x52/0x52 [ 866.698228] warn_alloc.cold.119+0xb7/0x1bd [ 866.704807] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 866.714061] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 866.716620] ksoftirqd/1 cpuset= [ 866.720242] ? lock_downgrade+0x900/0x900 [ 866.725408] / [ 866.729800] ? trace_hardirqs_off+0xb8/0x310 [ 866.740090] mems_allowed=0 [ 866.744946] ? trace_hardirqs_off+0xb8/0x310 [ 866.765769] __alloc_pages_slowpath+0x2667/0x2d80 [ 866.770656] ? warn_alloc+0x120/0x120 [ 866.774461] ? warn_alloc+0x120/0x120 [ 866.778272] ? print_usage_bug+0xc0/0xc0 [ 866.782340] ? warn_alloc+0x120/0x120 [ 866.786142] ? print_usage_bug+0xc0/0xc0 [ 866.790206] ? __lock_acquire+0x7ec/0x4ec0 [ 866.794438] ? __lock_acquire+0x7ec/0x4ec0 [ 866.798767] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 866.804303] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 866.809850] ? should_fail+0x22d/0xd01 [ 866.813743] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 866.818851] ? __lock_acquire+0x7ec/0x4ec0 [ 866.823095] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 866.828210] ? __lock_acquire+0x7ec/0x4ec0 [ 866.832448] ? should_fail+0x22d/0xd01 [ 866.836355] ? mark_held_locks+0x130/0x130 [ 866.840603] ? mark_held_locks+0x130/0x130 [ 866.844857] ? mark_held_locks+0xc7/0x130 [ 866.849012] ? print_usage_bug+0xc0/0xc0 [ 866.853622] ? graph_lock+0x170/0x170 [ 866.857424] ? print_usage_bug+0xc0/0xc0 [ 866.861494] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 866.867030] ? check_preemption_disabled+0x48/0x200 [ 866.872062] ? check_preemption_disabled+0x48/0x200 [ 866.877095] ? __lock_is_held+0xb5/0x140 [ 866.881163] __alloc_pages_nodemask+0xa80/0xde0 [ 866.885840] ? graph_lock+0x170/0x170 [ 866.889646] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 866.894664] ? graph_lock+0x170/0x170 [ 866.898479] ? find_held_lock+0x36/0x1c0 [ 866.902555] ? ____cache_alloc_node+0x1c7/0x1e0 [ 866.907230] ? lock_downgrade+0x900/0x900 [ 866.911389] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 866.916944] cache_grow_begin+0x91/0x8c0 [ 866.921011] ? do_raw_spin_unlock+0xa7/0x2f0 [ 866.925445] fallback_alloc+0x203/0x2e0 [ 866.929429] ____cache_alloc_node+0x1c7/0x1e0 [ 866.933931] kmem_cache_alloc_node+0xe3/0x730 [ 866.938432] ? ipv6_get_ifaddr+0x42e/0x620 [ 866.942678] __alloc_skb+0x119/0x770 [ 866.946393] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 866.951676] ? skb_scrub_packet+0x490/0x490 [ 866.956007] ? lock_downgrade+0x900/0x900 [ 866.960170] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 866.965713] ? refcount_sub_and_test_checked+0x203/0x310 [ 866.971169] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 866.976658] ? addrconf_rs_timer+0x6f0/0x6f0 [ 866.981089] ndisc_alloc_skb+0x144/0x340 [ 866.985508] ndisc_send_rs+0x331/0x6e0 [ 866.989405] addrconf_rs_timer+0x3c0/0x6f0 [ 866.993652] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 866.997905] call_timer_fn+0x272/0x920 [ 867.001827] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 867.006076] ? process_timeout+0x40/0x40 [ 867.010136] ? find_held_lock+0x36/0x1c0 [ 867.014208] ? __run_timers+0x7da/0xc70 [ 867.018186] ? _raw_spin_unlock_irq+0x27/0x80 [ 867.022686] ? _raw_spin_unlock_irq+0x27/0x80 [ 867.027187] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 867.031430] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 867.036020] ? trace_hardirqs_on+0xbd/0x310 [ 867.040592] ? kasan_check_read+0x11/0x20 [ 867.044743] ? __run_timers+0x7da/0xc70 [ 867.048721] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 867.054186] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 867.058426] __run_timers+0x7e5/0xc70 [ 867.062225] ? find_held_lock+0x36/0x1c0 [ 867.066297] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 867.071667] ? _raw_spin_unlock_irq+0x27/0x80 [ 867.076163] ? _raw_spin_unlock_irq+0x27/0x80 [ 867.080661] ? lockdep_hardirqs_on+0x421/0x5c0 [ 867.085250] ? trace_hardirqs_on+0xbd/0x310 [ 867.089574] ? kasan_check_read+0x11/0x20 [ 867.093725] ? finish_task_switch+0x1f5/0x900 [ 867.098222] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 867.103671] ? compat_start_thread+0x80/0x80 [ 867.108099] ? pvclock_read_flags+0x160/0x160 [ 867.112599] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 867.118140] ? check_preemption_disabled+0x48/0x200 [ 867.123166] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 867.128703] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 867.133987] ? rcu_pm_notify+0xc0/0xc0 [ 867.137880] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 867.143428] ? check_preemption_disabled+0x48/0x200 [ 867.148458] run_timer_softirq+0x52/0xb0 [ 867.152522] ? rcu_read_lock_sched_held+0x108/0x120 [ 867.157544] __do_softirq+0x30b/0xad8 [ 867.161362] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 867.166470] ? trace_hardirqs_off+0x310/0x310 [ 867.170976] ? schedule+0x108/0x460 [ 867.174613] ? trace_hardirqs_off+0xb8/0x310 [ 867.179049] ? smpboot_thread_fn+0x68b/0xa00 [ 867.183461] ? trace_hardirqs_on+0x310/0x310 [ 867.187874] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 867.193412] ? check_preemption_disabled+0x48/0x200 [ 867.198448] ? takeover_tasklets+0xa90/0xa90 [ 867.202890] run_ksoftirqd+0x94/0x100 [ 867.206695] smpboot_thread_fn+0x68b/0xa00 [ 867.210932] ? sort_range+0x30/0x30 [ 867.214568] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 867.219675] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 867.225221] ? __kthread_parkme+0xfb/0x1a0 [ 867.229471] kthread+0x35a/0x420 [ 867.232842] ? sort_range+0x30/0x30 [ 867.236468] ? kthread_bind+0x40/0x40 [ 867.240279] ret_from_fork+0x3a/0x50 [ 867.244018] warn_alloc_show_mem: 1 callbacks suppressed [ 867.244032] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 867.244034] Mem-Info: [ 867.244073] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 867.244073] active_file:11 inactive_file:16 isolated_file:0 [ 867.244073] unevictable:0 dirty:0 writeback:0 unstable:0 [ 867.244073] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 867.244073] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 867.244073] free:13666 free_pcp:452 free_cma:0 [ 867.249421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 867.249432] Call Trace: [ 867.256390] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 867.258810] dump_stack+0x1c4/0x2b4 [ 867.291677] Node 0 [ 867.301066] ? dump_stack_print_info.cold.2+0x52/0x52 [ 867.303650] 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 [ 867.331141] warn_alloc.cold.119+0xb7/0x1bd [ 867.334731] lowmem_reserve[]: 0 [ 867.336974] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 867.342141] 2817 6321 [ 867.367676] ? lock_downgrade+0x900/0x900 [ 867.371973] 6321 [ 867.375269] ? trace_hardirqs_off+0xb8/0x310 [ 867.380077] Node 0 [ 867.382576] ? trace_hardirqs_off+0xb8/0x310 [ 867.386730] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 867.388773] __alloc_pages_slowpath+0x2667/0x2d80 [ 867.393138] lowmem_reserve[]: 0 [ 867.395404] ? mark_held_locks+0x130/0x130 [ 867.399761] 0 3503 [ 867.426673] ? warn_alloc+0x120/0x120 [ 867.431485] 3503 [ 867.434776] ? warn_alloc+0x120/0x120 [ 867.438984] Node 0 [ 867.441215] ? print_usage_bug+0xc0/0xc0 [ 867.445017] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 867.447055] ? warn_alloc+0x120/0x120 [ 867.450818] lowmem_reserve[]: 0 [ 867.453069] ? print_usage_bug+0xc0/0xc0 [ 867.457117] 0 0 [ 867.485590] ? __lock_acquire+0x7ec/0x4ec0 [ 867.489368] 0 [ 867.492644] ? __lock_acquire+0x7ec/0x4ec0 [ 867.496680] Node 0 [ 867.498657] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 867.502864] DMA: [ 867.504663] ? should_fail+0x22d/0xd01 [ 867.508869] 1*4kB [ 867.511106] ? __lock_acquire+0x7ec/0x4ec0 [ 867.516608] (U) 0*8kB [ 867.518694] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 867.522553] 0*16kB [ 867.524696] ? __lock_acquire+0x7ec/0x4ec0 [ 867.528899] 1*32kB (U) [ 867.531406] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 867.536474] 2*64kB (U) [ 867.538718] ? __lock_acquire+0x7ec/0x4ec0 [ 867.542921] 1*128kB (U) [ 867.545598] ? should_fail+0x22d/0xd01 [ 867.550686] 1*256kB (U) [ 867.553308] ? mark_held_locks+0x130/0x130 [ 867.557502] 0*512kB 1*1024kB [ 867.560182] ? mark_held_locks+0x130/0x130 [ 867.564045] (U) [ 867.566720] ? graph_lock+0x170/0x170 [ 867.570921] 1*2048kB (M) [ 867.574057] ? print_usage_bug+0xc0/0xc0 [ 867.578260] 3*4096kB (M) [ 867.580243] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 867.584007] = 15908kB [ 867.584015] Node 0 [ 867.586776] ? check_preemption_disabled+0x48/0x200 [ 867.590804] DMA32: 1*4kB [ 867.593575] ? check_preemption_disabled+0x48/0x200 [ 867.599078] (U) 0*8kB [ 867.601507] ? __lock_is_held+0xb5/0x140 [ 867.603704] 2*16kB (UM) [ 867.608747] __alloc_pages_nodemask+0xa80/0xde0 [ 867.611475] 2*32kB (M) [ 867.616495] ? graph_lock+0x170/0x170 [ 867.618961] 2*64kB (M) [ 867.623035] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 867.625686] 4*128kB [ 867.630357] ? graph_lock+0x170/0x170 [ 867.632915] (M) [ 867.636732] ? find_held_lock+0x36/0x1c0 [ 867.639283] 4*256kB (UM) [ 867.644313] ? ____cache_alloc_node+0x1c7/0x1e0 [ 867.646607] 5*512kB [ 867.650404] ? lock_downgrade+0x900/0x900 [ 867.652358] (UM) [ 867.656425] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 867.659154] 2*1024kB [ 867.663823] cache_grow_begin+0x91/0x8c0 [ 867.666110] (M) 3*2048kB [ 867.670264] ? do_raw_spin_unlock+0xa7/0x2f0 [ 867.672300] (UM) [ 867.677847] fallback_alloc+0x203/0x2e0 [ 867.680220] 3*4096kB [ 867.684284] ____cache_alloc_node+0x1c7/0x1e0 [ 867.687016] (M) [ 867.691432] kmem_cache_alloc_node+0xe3/0x730 [ 867.693490] = 24804kB [ 867.693499] Node 0 [ 867.697476] ? ipv6_get_ifaddr+0x42e/0x620 [ 867.699853] Normal: 172*4kB [ 867.704366] __alloc_skb+0x119/0x770 [ 867.706316] (UMEH) [ 867.710811] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 867.713186] 656*8kB (UMEH) [ 867.715434] ? skb_scrub_packet+0x490/0x490 [ 867.719634] 279*16kB (UMEH) [ 867.722670] ? lock_downgrade+0x900/0x900 [ 867.726360] 75*32kB [ 867.728599] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 867.733837] (UMH) 2*64kB [ 867.736782] ? refcount_sub_and_test_checked+0x203/0x310 [ 867.741066] (UH) 0*128kB [ 867.744095] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 867.748211] 0*256kB 2*512kB [ 867.750541] ? addrconf_rs_timer+0x6f0/0x6f0 [ 867.756048] (U) 0*1024kB [ 867.758820] ndisc_alloc_skb+0x144/0x340 [ 867.764230] 0*2048kB 0*4096kB [ 867.766999] ndisc_send_rs+0x331/0x6e0 [ 867.772414] = 13952kB [ 867.772428] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 867.775444] addrconf_rs_timer+0x3c0/0x6f0 [ 867.779822] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 867.779832] 406 total pagecache pages [ 867.782596] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 867.786628] 0 pages in swap cache [ 867.789849] call_timer_fn+0x272/0x920 [ 867.793696] Swap cache stats: add 0, delete 0, find 0/0 [ 867.793706] Free swap = 0kB [ 867.796115] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 867.804935] Total swap = 0kB [ 867.804945] 1965979 pages RAM [ 867.809182] ? process_timeout+0x40/0x40 [ 867.817737] 0 pages HighMem/MovableOnly [ 867.817746] 342745 pages reserved [ 867.821543] ? find_held_lock+0x36/0x1c0 [ 867.825745] 0 pages cma reserved [ 867.825826] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 867.829205] ? __run_timers+0x7da/0xc70 [ 867.833128] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 867.838429] ? _raw_spin_unlock_irq+0x27/0x80 [ 867.841424] ksoftirqd/0 cpuset= [ 867.845657] ? _raw_spin_unlock_irq+0x27/0x80 [ 867.848653] / [ 867.851755] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 867.855820] mems_allowed=0 [ 867.859793] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 867.916971] ? trace_hardirqs_on+0xbd/0x310 [ 867.921300] ? kasan_check_read+0x11/0x20 [ 867.925462] ? __run_timers+0x7da/0xc70 [ 867.929447] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 867.934920] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 867.939156] __run_timers+0x7e5/0xc70 [ 867.942972] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 867.948340] ? compat_start_thread+0x80/0x80 [ 867.952756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 867.958309] ? kasan_check_write+0x14/0x20 [ 867.962547] ? finish_task_switch+0x2f5/0x900 [ 867.967052] ? __switch_to_asm+0x40/0x70 [ 867.971126] ? preempt_notifier_register+0x200/0x200 [ 867.976234] ? __switch_to_asm+0x34/0x70 [ 867.980292] ? __switch_to_asm+0x40/0x70 [ 867.984851] ? __switch_to_asm+0x34/0x70 [ 867.988910] ? __switch_to_asm+0x40/0x70 [ 867.992969] ? __switch_to_asm+0x34/0x70 [ 867.997029] ? __switch_to_asm+0x40/0x70 [ 868.001113] ? pvclock_read_flags+0x160/0x160 [ 868.005609] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 868.011150] ? check_preemption_disabled+0x48/0x200 [ 868.016175] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 868.021713] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 868.026992] ? rcu_pm_notify+0xc0/0xc0 [ 868.030884] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 868.036425] ? check_preemption_disabled+0x48/0x200 [ 868.041455] run_timer_softirq+0x52/0xb0 [ 868.045522] ? rcu_read_lock_sched_held+0x108/0x120 [ 868.050551] __do_softirq+0x30b/0xad8 [ 868.054366] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 868.059477] ? smpboot_thread_fn+0x334/0xa00 [ 868.063902] ? schedule+0x108/0x460 [ 868.067535] ? __schedule+0x1ed0/0x1ed0 [ 868.071520] ? trace_hardirqs_off+0xb8/0x310 [ 868.075938] ? ___might_sleep+0x1ed/0x300 [ 868.080086] ? smpboot_thread_fn+0x68b/0xa00 [ 868.084501] ? trace_hardirqs_on+0x310/0x310 [ 868.088914] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 868.094464] ? check_preemption_disabled+0x48/0x200 [ 868.099486] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 868.105030] ? takeover_tasklets+0xa90/0xa90 [ 868.109455] run_ksoftirqd+0x94/0x100 [ 868.113288] smpboot_thread_fn+0x68b/0xa00 [ 868.117525] ? sort_range+0x30/0x30 [ 868.121155] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 868.126266] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 868.131811] ? __kthread_parkme+0xfb/0x1a0 [ 868.136083] kthread+0x35a/0x420 [ 868.139453] ? sort_range+0x30/0x30 [ 868.143089] ? kthread_bind+0x40/0x40 [ 868.146901] ret_from_fork+0x3a/0x50 [ 868.150632] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 868.150707] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 868.157471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 868.157476] Call Trace: [ 868.157495] dump_stack+0x1c4/0x2b4 [ 868.157516] ? dump_stack_print_info.cold.2+0x52/0x52 [ 868.164087] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 868.173373] warn_alloc.cold.119+0xb7/0x1bd [ 868.175924] ksoftirqd/1 cpuset= [ 868.179547] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 868.184711] / [ 868.195019] ? lock_downgrade+0x900/0x900 [ 868.199341] mems_allowed=0 [ 868.216208] ? trace_hardirqs_off+0xb8/0x310 [ 868.220627] ? trace_hardirqs_off+0xb8/0x310 [ 868.225051] __alloc_pages_slowpath+0x2667/0x2d80 [ 868.229927] ? warn_alloc+0x120/0x120 [ 868.233734] ? warn_alloc+0x120/0x120 [ 868.237546] ? print_usage_bug+0xc0/0xc0 [ 868.241609] ? warn_alloc+0x120/0x120 [ 868.245412] ? print_usage_bug+0xc0/0xc0 [ 868.249475] ? __lock_acquire+0x7ec/0x4ec0 [ 868.253710] ? __lock_acquire+0x7ec/0x4ec0 [ 868.257946] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 868.263486] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 868.269024] ? should_fail+0x22d/0xd01 [ 868.272929] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 868.278035] ? __lock_acquire+0x7ec/0x4ec0 [ 868.282284] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 868.287387] ? __lock_acquire+0x7ec/0x4ec0 [ 868.291626] ? should_fail+0x22d/0xd01 [ 868.295528] ? mark_held_locks+0x130/0x130 [ 868.299769] ? mark_held_locks+0x130/0x130 [ 868.304007] ? graph_lock+0x170/0x170 [ 868.309555] ? print_usage_bug+0xc0/0xc0 [ 868.313654] ? graph_lock+0x170/0x170 [ 868.317455] ? print_usage_bug+0xc0/0xc0 [ 868.321518] ? wq_watchdog_touch+0x9c/0xfe [ 868.325754] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 868.331292] ? check_preemption_disabled+0x48/0x200 [ 868.336306] ? check_preemption_disabled+0x48/0x200 [ 868.341344] ? __lock_is_held+0xb5/0x140 [ 868.345415] __alloc_pages_nodemask+0xa80/0xde0 [ 868.350121] ? graph_lock+0x170/0x170 [ 868.353929] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 868.358943] ? graph_lock+0x170/0x170 [ 868.362754] ? find_held_lock+0x36/0x1c0 [ 868.366827] ? ____cache_alloc_node+0x1c7/0x1e0 [ 868.371500] ? lock_downgrade+0x900/0x900 [ 868.375658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 868.381206] cache_grow_begin+0x91/0x8c0 [ 868.385271] ? do_raw_spin_unlock+0xa7/0x2f0 [ 868.389689] fallback_alloc+0x203/0x2e0 [ 868.393672] ____cache_alloc_node+0x1c7/0x1e0 [ 868.398177] kmem_cache_alloc_node+0xe3/0x730 [ 868.402675] ? ipv6_get_ifaddr+0x42e/0x620 [ 868.406919] __alloc_skb+0x119/0x770 [ 868.410648] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 868.415929] ? skb_scrub_packet+0x490/0x490 [ 868.420252] ? lock_downgrade+0x900/0x900 [ 868.424411] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 868.429952] ? refcount_sub_and_test_checked+0x203/0x310 [ 868.435430] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 868.440897] ? addrconf_rs_timer+0x6f0/0x6f0 [ 868.445324] ndisc_alloc_skb+0x144/0x340 [ 868.449400] ndisc_send_rs+0x331/0x6e0 [ 868.453294] addrconf_rs_timer+0x3c0/0x6f0 [ 868.457534] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 868.461785] call_timer_fn+0x272/0x920 [ 868.465683] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 868.469923] ? process_timeout+0x40/0x40 [ 868.473984] ? find_held_lock+0x36/0x1c0 [ 868.478064] ? __run_timers+0x7da/0xc70 [ 868.482052] ? _raw_spin_unlock_irq+0x27/0x80 [ 868.486554] ? _raw_spin_unlock_irq+0x27/0x80 [ 868.491055] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 868.495295] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 868.499883] ? trace_hardirqs_on+0xbd/0x310 [ 868.504211] ? kasan_check_read+0x11/0x20 [ 868.508362] ? __run_timers+0x7da/0xc70 [ 868.512344] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 868.517812] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 868.522077] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 868.526314] __run_timers+0x7e5/0xc70 [ 868.530123] ? find_held_lock+0x36/0x1c0 [ 868.534197] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 868.539564] ? _raw_spin_unlock_irq+0x27/0x80 [ 868.544067] ? _raw_spin_unlock_irq+0x27/0x80 [ 868.548586] ? lockdep_hardirqs_on+0x421/0x5c0 [ 868.553175] ? trace_hardirqs_on+0xbd/0x310 [ 868.557500] ? kasan_check_read+0x11/0x20 [ 868.561669] ? finish_task_switch+0x1f5/0x900 [ 868.566172] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 868.571625] ? compat_start_thread+0x80/0x80 [ 868.576062] ? pvclock_read_flags+0x160/0x160 [ 868.580562] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 868.586104] ? check_preemption_disabled+0x48/0x200 [ 868.591130] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 868.596674] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 868.601956] ? rcu_pm_notify+0xc0/0xc0 [ 868.605847] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 868.611387] ? check_preemption_disabled+0x48/0x200 [ 868.616413] run_timer_softirq+0x52/0xb0 [ 868.620480] ? rcu_read_lock_sched_held+0x108/0x120 [ 868.625508] __do_softirq+0x30b/0xad8 [ 868.629323] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 868.634432] ? trace_hardirqs_off+0x310/0x310 [ 868.638950] ? schedule+0x108/0x460 [ 868.642596] ? trace_hardirqs_off+0xb8/0x310 [ 868.647016] ? smpboot_thread_fn+0x68b/0xa00 [ 868.651445] ? trace_hardirqs_on+0x310/0x310 [ 868.655864] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 868.661409] ? check_preemption_disabled+0x48/0x200 [ 868.666456] ? takeover_tasklets+0xa90/0xa90 [ 868.670879] run_ksoftirqd+0x94/0x100 [ 868.674688] smpboot_thread_fn+0x68b/0xa00 [ 868.678932] ? sort_range+0x30/0x30 [ 868.682570] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 868.687688] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 868.693233] ? __kthread_parkme+0xfb/0x1a0 [ 868.697483] kthread+0x35a/0x420 [ 868.700867] ? sort_range+0x30/0x30 [ 868.704509] ? kthread_bind+0x40/0x40 [ 868.708327] ret_from_fork+0x3a/0x50 [ 868.712073] warn_alloc_show_mem: 1 callbacks suppressed [ 868.712085] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 868.712087] Mem-Info: [ 868.712120] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 868.712120] active_file:11 inactive_file:16 isolated_file:0 [ 868.712120] unevictable:0 dirty:0 writeback:0 unstable:0 [ 868.712120] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 868.712120] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 868.712120] free:13666 free_pcp:452 free_cma:0 [ 868.717457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 868.724396] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 868.726797] Call Trace: [ 868.759688] Node 0 [ 868.769068] dump_stack+0x1c4/0x2b4 [ 868.796582] 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 [ 868.799146] ? dump_stack_print_info.cold.2+0x52/0x52 [ 868.801356] lowmem_reserve[]: [ 868.804990] warn_alloc.cold.119+0xb7/0x1bd [ 868.830462] 0 2817 [ 868.835689] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 868.838766] 6321 6321 [ 868.843106] ? lock_downgrade+0x900/0x900 [ 868.845314] Node 0 [ 868.850811] ? trace_hardirqs_off+0xb8/0x310 [ 868.850823] ? trace_hardirqs_off+0xb8/0x310 [ 868.850842] __alloc_pages_slowpath+0x2667/0x2d80 [ 868.850863] ? mark_held_locks+0x130/0x130 [ 868.850874] ? warn_alloc+0x120/0x120 [ 868.850884] ? warn_alloc+0x120/0x120 [ 868.850893] ? print_usage_bug+0xc0/0xc0 [ 868.850901] ? warn_alloc+0x120/0x120 [ 868.850909] ? print_usage_bug+0xc0/0xc0 [ 868.850918] ? __lock_acquire+0x7ec/0x4ec0 [ 868.850926] ? __lock_acquire+0x7ec/0x4ec0 [ 868.850935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 868.850942] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 868.850952] ? should_fail+0x22d/0xd01 [ 868.850963] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 868.850970] ? __lock_acquire+0x7ec/0x4ec0 [ 868.850981] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 868.850988] ? __lock_acquire+0x7ec/0x4ec0 [ 868.850994] ? should_fail+0x22d/0xd01 [ 868.851007] ? mark_held_locks+0x130/0x130 [ 868.851017] ? mark_held_locks+0x130/0x130 [ 868.851027] ? mark_held_locks+0xc7/0x130 [ 868.851034] ? print_usage_bug+0xc0/0xc0 [ 868.851048] ? graph_lock+0x170/0x170 [ 868.851056] ? print_usage_bug+0xc0/0xc0 [ 868.851065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 868.851072] ? check_preemption_disabled+0x48/0x200 [ 868.851079] ? check_preemption_disabled+0x48/0x200 [ 868.851092] ? __lock_is_held+0xb5/0x140 [ 868.851103] __alloc_pages_nodemask+0xa80/0xde0 [ 868.851110] ? graph_lock+0x170/0x170 [ 868.851120] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 868.851126] ? graph_lock+0x170/0x170 [ 868.851140] ? find_held_lock+0x36/0x1c0 [ 868.851154] ? ____cache_alloc_node+0x1c7/0x1e0 [ 868.851162] ? lock_downgrade+0x900/0x900 [ 868.851174] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 868.851184] cache_grow_begin+0x91/0x8c0 [ 868.851193] ? do_raw_spin_unlock+0xa7/0x2f0 [ 868.851205] fallback_alloc+0x203/0x2e0 [ 868.851217] ____cache_alloc_node+0x1c7/0x1e0 [ 868.851228] kmem_cache_alloc_node+0xe3/0x730 [ 868.851238] ? ipv6_get_ifaddr+0x42e/0x620 [ 868.851252] __alloc_skb+0x119/0x770 [ 868.851261] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 868.851271] ? skb_scrub_packet+0x490/0x490 [ 868.851278] ? lock_downgrade+0x900/0x900 [ 868.851290] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 868.851299] ? refcount_sub_and_test_checked+0x203/0x310 [ 868.851310] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 868.851318] ? addrconf_rs_timer+0x6f0/0x6f0 [ 868.851334] ndisc_alloc_skb+0x144/0x340 [ 868.851352] ndisc_send_rs+0x331/0x6e0 [ 868.851373] addrconf_rs_timer+0x3c0/0x6f0 [ 868.853884] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 868.858009] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 868.860211] lowmem_reserve[]: 0 [ 868.864640] call_timer_fn+0x272/0x920 [ 868.869016] 0 [ 868.873884] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 868.878100] 3503 3503 [ 868.881937] ? process_timeout+0x40/0x40 [ 868.885721] Node 0 [ 868.889792] ? find_held_lock+0x36/0x1c0 [ 868.893610] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 868.897648] ? __run_timers+0x7da/0xc70 [ 868.901843] lowmem_reserve[]: 0 [ 868.906086] ? _raw_spin_unlock_irq+0x27/0x80 [ 868.911587] 0 0 [ 868.917139] ? _raw_spin_unlock_irq+0x27/0x80 [ 868.921017] 0 [ 868.926124] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 868.926143] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 868.930369] Node 0 [ 868.935480] ? trace_hardirqs_on+0xbd/0x310 [ 868.939687] DMA: 1*4kB [ 868.943602] ? kasan_check_read+0x11/0x20 [ 868.947824] (U) [ 868.952074] ? __run_timers+0x7da/0xc70 [ 868.956213] 0*8kB [ 868.960292] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 868.964071] 0*16kB 1*32kB [ 868.968145] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 868.973659] (U) [ 868.978691] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 868.983915] 2*64kB (U) [ 868.987987] __run_timers+0x7e5/0xc70 [ 868.992636] 1*128kB [ 868.996448] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 869.001426] (U) [ 869.005227] ? compat_start_thread+0x80/0x80 [ 869.009256] 1*256kB (U) [ 869.013941] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 869.018068] 0*512kB [ 869.024280] ? kasan_check_write+0x14/0x20 [ 869.028312] 1*1024kB [ 869.032731] ? finish_task_switch+0x2f5/0x900 [ 869.036868] (U) [ 869.041366] ? __switch_to_asm+0x40/0x70 [ 869.045838] 1*2048kB (M) [ 869.050093] ? preempt_notifier_register+0x200/0x200 [ 869.053776] 3*4096kB (M) [ 869.059091] ? __switch_to_asm+0x34/0x70 [ 869.063391] = 15908kB [ 869.063401] Node 0 [ 869.067578] ? __switch_to_asm+0x40/0x70 [ 869.073091] DMA32: 1*4kB [ 869.078586] ? __switch_to_asm+0x34/0x70 [ 869.084048] (U) 0*8kB [ 869.088479] ? __switch_to_asm+0x40/0x70 [ 869.088496] ? __switch_to_asm+0x34/0x70 [ 869.092538] 2*16kB (UM) [ 869.096433] ? __switch_to_asm+0x40/0x70 [ 869.100633] 2*32kB (M) [ 869.127544] ? pvclock_read_flags+0x160/0x160 [ 869.131754] 2*64kB [ 869.135033] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 869.138902] (M) [ 869.140697] ? check_preemption_disabled+0x48/0x200 [ 869.144911] 4*128kB [ 869.147409] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 869.151438] (M) [ 869.153671] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 869.157700] 4*256kB (UM) [ 869.186177] ? rcu_pm_notify+0xc0/0xc0 [ 869.190124] 5*512kB [ 869.193398] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 869.197867] (UM) [ 869.199843] ? check_preemption_disabled+0x48/0x200 [ 869.204302] 2*1024kB (M) [ 869.206113] run_timer_softirq+0x52/0xb0 [ 869.210312] 3*2048kB (UM) [ 869.214901] ? rcu_read_lock_sched_held+0x108/0x120 [ 869.217133] 3*4096kB (M) [ 869.221460] __do_softirq+0x30b/0xad8 [ 869.224020] = 24804kB [ 869.228171] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 869.230130] Node 0 [ 869.234098] ? smpboot_thread_fn+0x334/0xa00 [ 869.236214] Normal: 172*4kB [ 869.241667] ? schedule+0x108/0x460 [ 869.244486] (UMEH) [ 869.248713] ? __schedule+0x1ed0/0x1ed0 [ 869.250664] 656*8kB [ 869.254891] ? trace_hardirqs_off+0xb8/0x310 [ 869.257467] (UMEH) [ 869.261264] ? ___might_sleep+0x1ed/0x300 [ 869.263560] 279*16kB [ 869.268920] ? smpboot_thread_fn+0x68b/0xa00 [ 869.270884] (UMEH) [ 869.275286] ? trace_hardirqs_on+0x310/0x310 [ 869.277929] 75*32kB (UMH) [ 869.283474] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 869.285769] 2*64kB [ 869.289994] ? check_preemption_disabled+0x48/0x200 [ 869.292383] (UH) [ 869.296883] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 869.298854] 0*128kB [ 869.302907] ? takeover_tasklets+0xa90/0xa90 [ 869.305639] 0*256kB [ 869.310738] run_ksoftirqd+0x94/0x100 [ 869.313477] 2*512kB [ 869.317554] smpboot_thread_fn+0x68b/0xa00 [ 869.319934] (U) [ 869.322161] ? sort_range+0x30/0x30 [ 869.326191] 0*1024kB 0*2048kB [ 869.328956] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 869.332994] 0*4096kB = 13952kB [ 869.335501] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 869.339544] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 869.343604] ? __kthread_parkme+0xfb/0x1a0 [ 869.346253] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 869.350310] kthread+0x35a/0x420 [ 869.352872] 406 total pagecache pages [ 869.357360] ? sort_range+0x30/0x30 [ 869.359586] 0 pages in swap cache [ 869.365117] ? kthread_bind+0x40/0x40 [ 869.367069] Swap cache stats: add 0, delete 0, find 0/0 [ 869.372087] ret_from_fork+0x3a/0x50 [ 869.374385] Free swap = 0kB [ 869.380007] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 869.381874] Total swap = 0kB [ 869.381883] 1965979 pages RAM [ 869.387272] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 869.389887] 0 pages HighMem/MovableOnly [ 869.393759] ksoftirqd/1 cpuset= [ 869.396063] 342745 pages reserved [ 869.396072] 0 pages cma reserved [ 869.401592] / [ 869.403706] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 869.408634] mems_allowed=0 [ 869.408651] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 869.408659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 869.408667] Call Trace: [ 869.411470] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 869.415467] dump_stack+0x1c4/0x2b4 [ 869.418287] ksoftirqd/0 cpuset= [ 869.423299] ? dump_stack_print_info.cold.2+0x52/0x52 [ 869.426027] / [ 869.429856] warn_alloc.cold.119+0xb7/0x1bd [ 869.432318] mems_allowed=0 [ 869.437421] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 869.703129] ? lock_downgrade+0x900/0x900 [ 869.707299] ? trace_hardirqs_off+0xb8/0x310 [ 869.711722] ? trace_hardirqs_off+0xb8/0x310 [ 869.716150] __alloc_pages_slowpath+0x2667/0x2d80 [ 869.721027] ? mark_held_locks+0x130/0x130 [ 869.725281] ? warn_alloc+0x120/0x120 [ 869.729091] ? warn_alloc+0x120/0x120 [ 869.732896] ? print_usage_bug+0xc0/0xc0 [ 869.736959] ? warn_alloc+0x120/0x120 [ 869.740761] ? print_usage_bug+0xc0/0xc0 [ 869.744823] ? __lock_acquire+0x7ec/0x4ec0 [ 869.749080] ? __lock_acquire+0x7ec/0x4ec0 [ 869.753330] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 869.758888] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 869.764445] ? should_fail+0x22d/0xd01 [ 869.768358] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 869.773503] ? __lock_acquire+0x7ec/0x4ec0 [ 869.777750] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 869.782872] ? __lock_acquire+0x7ec/0x4ec0 [ 869.787112] ? should_fail+0x22d/0xd01 [ 869.791016] ? mark_held_locks+0x130/0x130 [ 869.795270] ? mark_held_locks+0x130/0x130 [ 869.799517] ? mark_held_locks+0xc7/0x130 [ 869.803668] ? print_usage_bug+0xc0/0xc0 [ 869.807731] ? graph_lock+0x170/0x170 [ 869.811534] ? print_usage_bug+0xc0/0xc0 [ 869.815625] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 869.821162] ? check_preemption_disabled+0x48/0x200 [ 869.826181] ? check_preemption_disabled+0x48/0x200 [ 869.831210] ? __lock_is_held+0xb5/0x140 [ 869.835282] __alloc_pages_nodemask+0xa80/0xde0 [ 869.839959] ? graph_lock+0x170/0x170 [ 869.843769] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 869.848786] ? graph_lock+0x170/0x170 [ 869.852601] ? find_held_lock+0x36/0x1c0 [ 869.856679] ? ____cache_alloc_node+0x1c7/0x1e0 [ 869.861352] ? lock_downgrade+0x900/0x900 [ 869.865510] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 869.871065] cache_grow_begin+0x91/0x8c0 [ 869.875155] ? do_raw_spin_unlock+0xa7/0x2f0 [ 869.879596] fallback_alloc+0x203/0x2e0 [ 869.883599] ____cache_alloc_node+0x1c7/0x1e0 [ 869.888105] kmem_cache_alloc_node+0xe3/0x730 [ 869.892607] ? ipv6_get_ifaddr+0x42e/0x620 [ 869.896863] __alloc_skb+0x119/0x770 [ 869.900580] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 869.905869] ? skb_scrub_packet+0x490/0x490 [ 869.910197] ? lock_downgrade+0x900/0x900 [ 869.914356] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 869.919917] ? refcount_sub_and_test_checked+0x203/0x310 [ 869.925381] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 869.930859] ? addrconf_rs_timer+0x6f0/0x6f0 [ 869.935297] ndisc_alloc_skb+0x144/0x340 [ 869.939377] ndisc_send_rs+0x331/0x6e0 [ 869.943277] addrconf_rs_timer+0x3c0/0x6f0 [ 869.947551] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 869.951809] call_timer_fn+0x272/0x920 [ 869.955718] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 869.959960] ? process_timeout+0x40/0x40 [ 869.964023] ? find_held_lock+0x36/0x1c0 [ 869.968109] ? __run_timers+0x7da/0xc70 [ 869.972091] ? _raw_spin_unlock_irq+0x27/0x80 [ 869.976594] ? _raw_spin_unlock_irq+0x27/0x80 [ 869.981096] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 869.985805] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 869.990398] ? trace_hardirqs_on+0xbd/0x310 [ 869.994725] ? kasan_check_read+0x11/0x20 [ 869.998885] ? __run_timers+0x7da/0xc70 [ 870.002875] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 870.008340] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 870.012592] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 870.016844] __run_timers+0x7e5/0xc70 [ 870.020668] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 870.026036] ? compat_start_thread+0x80/0x80 [ 870.030463] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 870.036015] ? kasan_check_write+0x14/0x20 [ 870.040261] ? finish_task_switch+0x2f5/0x900 [ 870.044757] ? __switch_to_asm+0x40/0x70 [ 870.048825] ? preempt_notifier_register+0x200/0x200 [ 870.053937] ? __switch_to_asm+0x34/0x70 [ 870.057999] ? __switch_to_asm+0x40/0x70 [ 870.062063] ? __switch_to_asm+0x34/0x70 [ 870.066153] ? __switch_to_asm+0x40/0x70 [ 870.070217] ? __switch_to_asm+0x34/0x70 [ 870.074284] ? __switch_to_asm+0x40/0x70 [ 870.078357] ? pvclock_read_flags+0x160/0x160 [ 870.082865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 870.088405] ? check_preemption_disabled+0x48/0x200 [ 870.093434] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 870.098978] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 870.104267] ? rcu_pm_notify+0xc0/0xc0 [ 870.108161] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 870.113702] ? check_preemption_disabled+0x48/0x200 [ 870.118733] run_timer_softirq+0x52/0xb0 [ 870.122813] ? rcu_read_lock_sched_held+0x108/0x120 [ 870.127869] __do_softirq+0x30b/0xad8 [ 870.131706] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 870.136855] ? smpboot_thread_fn+0x334/0xa00 [ 870.141285] ? schedule+0x108/0x460 [ 870.144925] ? __schedule+0x1ed0/0x1ed0 [ 870.148924] ? trace_hardirqs_off+0xb8/0x310 [ 870.153355] ? ___might_sleep+0x1ed/0x300 [ 870.157511] ? smpboot_thread_fn+0x68b/0xa00 [ 870.161935] ? trace_hardirqs_on+0x310/0x310 [ 870.166360] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 870.171908] ? check_preemption_disabled+0x48/0x200 [ 870.176934] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 870.182485] ? takeover_tasklets+0xa90/0xa90 [ 870.186904] run_ksoftirqd+0x94/0x100 [ 870.190711] smpboot_thread_fn+0x68b/0xa00 [ 870.194955] ? sort_range+0x30/0x30 [ 870.198586] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 870.203713] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 870.209258] ? __kthread_parkme+0xfb/0x1a0 [ 870.213501] kthread+0x35a/0x420 [ 870.216867] ? sort_range+0x30/0x30 [ 870.220505] ? kthread_bind+0x40/0x40 [ 870.224317] ret_from_fork+0x3a/0x50 [ 870.228055] warn_alloc_show_mem: 1 callbacks suppressed [ 870.228067] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 870.228069] Mem-Info: [ 870.228101] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 870.228101] active_file:11 inactive_file:16 isolated_file:0 [ 870.228101] unevictable:0 dirty:0 writeback:0 unstable:0 [ 870.228101] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 870.228101] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 870.228101] free:13666 free_pcp:452 free_cma:0 [ 870.233430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 870.233440] Call Trace: [ 870.240291] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 870.242706] dump_stack+0x1c4/0x2b4 [ 870.275571] Node 0 [ 870.284945] ? dump_stack_print_info.cold.2+0x52/0x52 [ 870.287536] 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 [ 870.315028] warn_alloc.cold.119+0xb7/0x1bd [ 870.318639] lowmem_reserve[]: 0 [ 870.320894] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 870.326055] 2817 6321 [ 870.351603] ? lock_downgrade+0x900/0x900 [ 870.355907] 6321 [ 870.359217] ? trace_hardirqs_off+0xb8/0x310 [ 870.364036] Node 0 [ 870.366548] ? trace_hardirqs_off+0xb8/0x310 [ 870.370699] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 870.372745] __alloc_pages_slowpath+0x2667/0x2d80 [ 870.377123] lowmem_reserve[]: [ 870.379389] ? warn_alloc+0x120/0x120 [ 870.383746] 0 [ 870.410829] ? warn_alloc+0x120/0x120 [ 870.415668] 0 [ 870.418781] ? print_usage_bug+0xc0/0xc0 [ 870.422558] 3503 3503 [ 870.424373] ? warn_alloc+0x120/0x120 [ 870.429947] ? print_usage_bug+0xc0/0xc0 [ 870.433979] Node 0 [ 870.436481] ? __lock_acquire+0x7ec/0x4ec0 [ 870.440319] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:1312kB free_cma:0kB [ 870.444359] ? __lock_acquire+0x7ec/0x4ec0 [ 870.446558] lowmem_reserve[]: 0 [ 870.450801] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 870.479324] 0 [ 870.483598] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 870.486844] 0 0 [ 870.492392] ? should_fail+0x22d/0xd01 [ 870.499711] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 870.501649] Node 0 [ 870.505530] ? __lock_acquire+0x7ec/0x4ec0 [ 870.510603] DMA: [ 870.512837] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 870.517054] 1*4kB [ 870.519121] ? __lock_acquire+0x7ec/0x4ec0 [ 870.524192] (U) [ 870.526354] ? should_fail+0x22d/0xd01 [ 870.530560] 0*8kB [ 870.532538] ? mark_held_locks+0x130/0x130 [ 870.536390] 0*16kB [ 870.538536] ? mark_held_locks+0x130/0x130 [ 870.542742] 1*32kB (U) [ 870.544985] ? graph_lock+0x170/0x170 [ 870.549193] 2*64kB [ 870.551777] ? print_usage_bug+0xc0/0xc0 [ 870.555553] (U) [ 870.557788] ? graph_lock+0x170/0x170 [ 870.561818] 1*128kB (U) [ 870.563801] ? print_usage_bug+0xc0/0xc0 [ 870.567577] 1*256kB [ 870.570242] ? wq_watchdog_touch+0x9c/0xfe [ 870.574273] (U) [ 870.576602] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 870.580809] 0*512kB [ 870.582779] ? check_preemption_disabled+0x48/0x200 [ 870.588286] 1*1024kB (U) [ 870.590617] ? check_preemption_disabled+0x48/0x200 [ 870.595601] 1*2048kB (M) [ 870.598381] ? __lock_is_held+0xb5/0x140 [ 870.603356] 3*4096kB (M) [ 870.606132] __alloc_pages_nodemask+0xa80/0xde0 [ 870.610163] = 15908kB [ 870.612924] ? graph_lock+0x170/0x170 [ 870.617568] Node 0 DMA32: [ 870.619991] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 870.623761] 1*4kB [ 870.626610] ? graph_lock+0x170/0x170 [ 870.631598] (U) [ 870.633758] ? find_held_lock+0x36/0x1c0 [ 870.637519] 0*8kB 2*16kB [ 870.639528] ? ____cache_alloc_node+0x1c7/0x1e0 [ 870.643565] (UM) [ 870.646329] ? lock_downgrade+0x900/0x900 [ 870.650978] 2*32kB [ 870.653057] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 870.657178] (M) [ 870.659427] cache_grow_begin+0x91/0x8c0 [ 870.664940] 2*64kB [ 870.666923] ? do_raw_spin_unlock+0xa7/0x2f0 [ 870.670960] (M) 4*128kB [ 870.673218] fallback_alloc+0x203/0x2e0 [ 870.677583] (M) 4*256kB [ 870.680273] ____cache_alloc_node+0x1c7/0x1e0 [ 870.684214] (UM) [ 870.686893] kmem_cache_alloc_node+0xe3/0x730 [ 870.691356] 5*512kB [ 870.693422] ? ipv6_get_ifaddr+0x42e/0x620 [ 870.697882] (UM) [ 870.700208] __alloc_skb+0x119/0x770 [ 870.704402] 2*1024kB (M) [ 870.706474] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 870.710158] 3*2048kB [ 870.712914] ? skb_scrub_packet+0x490/0x490 [ 870.718163] (UM) [ 870.720571] ? lock_downgrade+0x900/0x900 [ 870.724868] 3*4096kB [ 870.726932] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 870.731037] (M) = 24804kB [ 870.733467] ? refcount_sub_and_test_checked+0x203/0x310 [ 870.738977] Node 0 [ 870.741743] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 870.747159] Normal: [ 870.749392] ? addrconf_rs_timer+0x6f0/0x6f0 [ 870.754812] 172*4kB [ 870.757141] ndisc_alloc_skb+0x144/0x340 [ 870.761510] (UMEH) [ 870.763832] ndisc_send_rs+0x331/0x6e0 [ 870.767879] 656*8kB (UMEH) [ 870.770127] addrconf_rs_timer+0x3c0/0x6f0 [ 870.773977] 279*16kB (UMEH) [ 870.776921] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 870.781130] 75*32kB [ 870.784160] call_timer_fn+0x272/0x920 [ 870.788360] (UMH) [ 870.790681] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 870.794534] 2*64kB (UH) [ 870.796689] ? process_timeout+0x40/0x40 [ 870.800891] 0*128kB 0*256kB [ 870.803572] ? find_held_lock+0x36/0x1c0 [ 870.807608] 2*512kB [ 870.810629] ? __run_timers+0x7da/0xc70 [ 870.814668] (U) [ 870.816995] ? _raw_spin_unlock_irq+0x27/0x80 [ 870.820941] 0*1024kB [ 870.822917] ? _raw_spin_unlock_irq+0x27/0x80 [ 870.827388] 0*2048kB [ 870.829793] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 870.834259] 0*4096kB = 13952kB [ 870.836679] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 870.840895] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 870.844087] ? trace_hardirqs_on+0xbd/0x310 [ 870.848653] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 870.858976] ? kasan_check_read+0x11/0x20 [ 870.863285] 406 total pagecache pages [ 870.871873] ? __run_timers+0x7da/0xc70 [ 870.876005] 0 pages in swap cache [ 870.879811] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 870.883761] Swap cache stats: add 0, delete 0, find 0/0 [ 870.887211] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 870.892625] Free swap = 0kB [ 870.892635] Total swap = 0kB [ 870.898028] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 870.902229] 1965979 pages RAM [ 870.905250] __run_timers+0x7e5/0xc70 [ 870.908233] 0 pages HighMem/MovableOnly [ 870.908243] 342745 pages reserved [ 870.912490] ? find_held_lock+0x36/0x1c0 [ 870.915580] 0 pages cma reserved [ 870.919396] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 870.923416] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 870.926786] ? _raw_spin_unlock_irq+0x27/0x80 [ 870.926798] ? _raw_spin_unlock_irq+0x27/0x80 [ 870.926813] ? lockdep_hardirqs_on+0x421/0x5c0 [ 870.926842] ? trace_hardirqs_on+0xbd/0x310 [ 870.930957] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 870.934262] ? kasan_check_read+0x11/0x20 [ 870.939617] ksoftirqd/1 cpuset= [ 870.946122] ? finish_task_switch+0x1f5/0x900 [ 870.950598] / [ 870.955098] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 870.959657] mems_allowed=0 [ 870.963977] ? compat_start_thread+0x80/0x80 [ 871.001061] ? pvclock_read_flags+0x160/0x160 [ 871.005578] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 871.011135] ? check_preemption_disabled+0x48/0x200 [ 871.016174] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 871.021719] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 871.027010] ? rcu_pm_notify+0xc0/0xc0 [ 871.030924] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 871.036480] ? check_preemption_disabled+0x48/0x200 [ 871.041722] run_timer_softirq+0x52/0xb0 [ 871.045816] ? rcu_read_lock_sched_held+0x108/0x120 [ 871.050852] __do_softirq+0x30b/0xad8 [ 871.054672] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 871.059777] ? trace_hardirqs_off+0x310/0x310 [ 871.064283] ? schedule+0x108/0x460 [ 871.067923] ? trace_hardirqs_off+0xb8/0x310 [ 871.072340] ? smpboot_thread_fn+0x68b/0xa00 [ 871.076753] ? trace_hardirqs_on+0x310/0x310 [ 871.081162] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 871.086701] ? check_preemption_disabled+0x48/0x200 [ 871.091722] ? takeover_tasklets+0xa90/0xa90 [ 871.096151] run_ksoftirqd+0x94/0x100 [ 871.099953] smpboot_thread_fn+0x68b/0xa00 [ 871.104214] ? sort_range+0x30/0x30 [ 871.107847] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 871.112958] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 871.118498] ? __kthread_parkme+0xfb/0x1a0 [ 871.122745] kthread+0x35a/0x420 [ 871.126117] ? sort_range+0x30/0x30 [ 871.129744] ? kthread_bind+0x40/0x40 [ 871.133553] ret_from_fork+0x3a/0x50 [ 871.137276] Mem-Info: [ 871.137290] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 871.137302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 871.139718] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 871.139718] active_file:11 inactive_file:16 isolated_file:0 [ 871.139718] unevictable:0 dirty:0 writeback:0 unstable:0 [ 871.139718] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 871.139718] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 871.139718] free:13666 free_pcp:452 free_cma:0 [ 871.146618] Call Trace: [ 871.156019] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 871.188891] dump_stack+0x1c4/0x2b4 [ 871.191455] Node 0 [ 871.218963] ? dump_stack_print_info.cold.2+0x52/0x52 [ 871.222601] 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 [ 871.224826] warn_alloc.cold.119+0xb7/0x1bd [ 871.229980] lowmem_reserve[]: [ 871.255494] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 871.259796] 0 [ 871.262902] ? lock_downgrade+0x900/0x900 [ 871.267710] 2817 6321 [ 871.269530] ? trace_hardirqs_off+0xb8/0x310 [ 871.273635] 6321 [ 871.276151] ? trace_hardirqs_off+0xb8/0x310 [ 871.280533] Node 0 [ 871.282614] __alloc_pages_slowpath+0x2667/0x2d80 [ 871.287014] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 871.289253] ? mark_held_locks+0x130/0x130 [ 871.294131] lowmem_reserve[]: 0 [ 871.321059] ? warn_alloc+0x120/0x120 [ 871.325257] 0 3503 [ 871.328550] ? warn_alloc+0x120/0x120 [ 871.332312] 3503 [ 871.334558] ? print_usage_bug+0xc0/0xc0 [ 871.338330] Node 0 [ 871.340390] ? warn_alloc+0x120/0x120 [ 871.344449] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 871.346657] ? print_usage_bug+0xc0/0xc0 [ 871.350432] lowmem_reserve[]: [ 871.378900] ? __lock_acquire+0x7ec/0x4ec0 [ 871.383117] 0 [ 871.386223] ? __lock_acquire+0x7ec/0x4ec0 [ 871.390429] 0 [ 871.392232] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 871.396429] 0 0 [ 871.398243] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 871.403753] Node 0 [ 871.405734] ? should_fail+0x22d/0xd01 [ 871.411236] DMA: 1*4kB [ 871.413484] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 871.417341] (U) [ 871.419928] ? __lock_acquire+0x7ec/0x4ec0 [ 871.424999] 0*8kB 0*16kB [ 871.426991] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 871.431191] 1*32kB (U) [ 871.433957] ? __lock_acquire+0x7ec/0x4ec0 [ 871.439029] 2*64kB (U) [ 871.441636] ? should_fail+0x22d/0xd01 [ 871.445843] 1*128kB (U) [ 871.448441] ? mark_held_locks+0x130/0x130 [ 871.452307] 1*256kB [ 871.454977] ? mark_held_locks+0x130/0x130 [ 871.459184] (U) [ 871.461515] ? graph_lock+0x170/0x170 [ 871.465725] 0*512kB 1*1024kB [ 871.467709] ? print_usage_bug+0xc0/0xc0 [ 871.471474] (U) 1*2048kB [ 871.474593] ? graph_lock+0x170/0x170 [ 871.478634] (M) [ 871.481393] ? print_usage_bug+0xc0/0xc0 [ 871.485167] 3*4096kB [ 871.487143] ? wq_watchdog_touch+0x9c/0xfe [ 871.491174] (M) [ 871.493585] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 871.497797] = 15908kB [ 871.499767] ? check_preemption_disabled+0x48/0x200 [ 871.505278] Node 0 [ 871.507685] ? check_preemption_disabled+0x48/0x200 [ 871.512669] DMA32: 1*4kB [ 871.514924] ? __lock_is_held+0xb5/0x140 [ 871.519896] (U) 0*8kB [ 871.522668] __alloc_pages_nodemask+0xa80/0xde0 [ 871.526700] 2*16kB [ 871.529191] ? graph_lock+0x170/0x170 [ 871.533920] (UM) [ 871.536155] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 871.539929] 2*32kB (M) [ 871.541999] ? graph_lock+0x170/0x170 [ 871.546986] 2*64kB (M) [ 871.549610] ? find_held_lock+0x36/0x1c0 [ 871.553367] 4*128kB (M) [ 871.555969] ? ____cache_alloc_node+0x1c7/0x1e0 [ 871.559992] 4*256kB (UM) [ 871.562676] ? lock_downgrade+0x900/0x900 [ 871.567341] 5*512kB [ 871.570098] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 871.574206] (UM) 2*1024kB [ 871.576544] cache_grow_begin+0x91/0x8c0 [ 871.582050] (M) 3*2048kB [ 871.584930] ? do_raw_spin_unlock+0xa7/0x2f0 [ 871.588959] (UM) 3*4096kB [ 871.591740] fallback_alloc+0x203/0x2e0 [ 871.596133] (M) [ 871.598983] ____cache_alloc_node+0x1c7/0x1e0 [ 871.602916] = 24804kB [ 871.602926] Node 0 [ 871.604901] kmem_cache_alloc_node+0xe3/0x730 [ 871.609371] Normal: [ 871.611780] ? ipv6_get_ifaddr+0x42e/0x620 [ 871.613993] 172*4kB [ 871.618491] __alloc_skb+0x119/0x770 [ 871.620786] (UMEH) [ 871.625020] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 871.627315] 656*8kB [ 871.631026] ? skb_scrub_packet+0x490/0x490 [ 871.633234] (UMEH) [ 871.638510] ? lock_downgrade+0x900/0x900 [ 871.640807] 279*16kB [ 871.645131] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 871.647340] (UMEH) [ 871.651494] ? refcount_sub_and_test_checked+0x203/0x310 [ 871.653888] 75*32kB (UMH) [ 871.659443] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 871.661656] 2*64kB [ 871.667107] ? addrconf_rs_timer+0x6f0/0x6f0 [ 871.669919] (UH) 0*128kB [ 871.675391] ndisc_alloc_skb+0x144/0x340 [ 871.677591] 0*256kB 2*512kB [ 871.682010] ndisc_send_rs+0x331/0x6e0 [ 871.684736] (U) [ 871.688795] addrconf_rs_timer+0x3c0/0x6f0 [ 871.691789] 0*1024kB [ 871.695694] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 871.697658] 0*2048kB [ 871.701899] call_timer_fn+0x272/0x920 [ 871.704278] 0*4096kB [ 871.708511] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 871.710891] = 13952kB [ 871.710905] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 871.714792] ? process_timeout+0x40/0x40 [ 871.717185] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 871.721422] ? find_held_lock+0x36/0x1c0 [ 871.723810] 406 total pagecache pages [ 871.732666] ? __run_timers+0x7da/0xc70 [ 871.736706] 0 pages in swap cache [ 871.745290] ? _raw_spin_unlock_irq+0x27/0x80 [ 871.749325] Swap cache stats: add 0, delete 0, find 0/0 [ 871.749342] Free swap = 0kB [ 871.753135] ? _raw_spin_unlock_irq+0x27/0x80 [ 871.757082] Total swap = 0kB [ 871.757090] 1965979 pages RAM [ 871.760545] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 871.765013] 0 pages HighMem/MovableOnly [ 871.770379] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 871.773367] 342745 pages reserved [ 871.773376] 0 pages cma reserved [ 871.777883] ? trace_hardirqs_on+0xbd/0x310 [ 871.780958] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 871.783969] ? kasan_check_read+0x11/0x20 [ 871.783992] ? __run_timers+0x7da/0xc70 [ 871.788501] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 871.792377] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 871.796936] ksoftirqd/0 cpuset= [ 871.800390] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 871.803724] / [ 871.808054] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 871.814523] mems_allowed=0 [ 871.818675] __run_timers+0x7e5/0xc70 [ 871.858573] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 871.863952] ? compat_start_thread+0x80/0x80 [ 871.868379] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 871.874036] ? kasan_check_write+0x14/0x20 [ 871.878292] ? finish_task_switch+0x2f5/0x900 [ 871.882799] ? __switch_to_asm+0x40/0x70 [ 871.886878] ? preempt_notifier_register+0x200/0x200 [ 871.891988] ? __switch_to_asm+0x34/0x70 [ 871.896057] ? __switch_to_asm+0x40/0x70 [ 871.900140] ? __switch_to_asm+0x34/0x70 [ 871.904203] ? __switch_to_asm+0x40/0x70 [ 871.908267] ? __switch_to_asm+0x34/0x70 [ 871.912330] ? __switch_to_asm+0x40/0x70 [ 871.916407] ? pvclock_read_flags+0x160/0x160 [ 871.920912] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 871.926457] ? check_preemption_disabled+0x48/0x200 [ 871.931497] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 871.937050] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 871.942342] ? rcu_pm_notify+0xc0/0xc0 [ 871.946244] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 871.951798] ? check_preemption_disabled+0x48/0x200 [ 871.956839] run_timer_softirq+0x52/0xb0 [ 871.960904] ? rcu_read_lock_sched_held+0x108/0x120 [ 871.965944] __do_softirq+0x30b/0xad8 [ 871.969764] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 871.974887] ? smpboot_thread_fn+0x334/0xa00 [ 871.979320] ? schedule+0x108/0x460 [ 871.983467] ? __schedule+0x1ed0/0x1ed0 [ 871.987464] ? trace_hardirqs_off+0xb8/0x310 [ 871.991892] ? ___might_sleep+0x1ed/0x300 [ 871.996056] ? smpboot_thread_fn+0x68b/0xa00 [ 872.000476] ? trace_hardirqs_on+0x310/0x310 [ 872.004889] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 872.010454] ? check_preemption_disabled+0x48/0x200 [ 872.015488] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 872.021064] ? takeover_tasklets+0xa90/0xa90 [ 872.025503] run_ksoftirqd+0x94/0x100 [ 872.029307] smpboot_thread_fn+0x68b/0xa00 [ 872.033550] ? sort_range+0x30/0x30 [ 872.037182] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 872.042293] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 872.047841] ? __kthread_parkme+0xfb/0x1a0 [ 872.052086] kthread+0x35a/0x420 [ 872.055457] ? sort_range+0x30/0x30 [ 872.059083] ? kthread_bind+0x40/0x40 [ 872.062886] ret_from_fork+0x3a/0x50 [ 872.066620] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 872.066693] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 872.073465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 872.073475] Call Trace: [ 872.080186] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 872.089357] dump_stack+0x1c4/0x2b4 [ 872.091921] ksoftirqd/1 cpuset= [ 872.102238] ? dump_stack_print_info.cold.2+0x52/0x52 [ 872.105841] / [ 872.109125] warn_alloc.cold.119+0xb7/0x1bd [ 872.114285] mems_allowed=0 [ 872.115995] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 872.128065] ? lock_downgrade+0x900/0x900 [ 872.132234] ? trace_hardirqs_off+0xb8/0x310 [ 872.136658] ? trace_hardirqs_off+0xb8/0x310 [ 872.141092] __alloc_pages_slowpath+0x2667/0x2d80 [ 872.145972] ? warn_alloc+0x120/0x120 [ 872.149783] ? warn_alloc+0x120/0x120 [ 872.153605] ? print_usage_bug+0xc0/0xc0 [ 872.157665] ? warn_alloc+0x120/0x120 [ 872.161470] ? print_usage_bug+0xc0/0xc0 [ 872.165537] ? __lock_acquire+0x7ec/0x4ec0 [ 872.169779] ? __lock_acquire+0x7ec/0x4ec0 [ 872.174019] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 872.179579] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 872.185122] ? should_fail+0x22d/0xd01 [ 872.189018] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 872.194136] ? __lock_acquire+0x7ec/0x4ec0 [ 872.198377] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 872.203476] ? __lock_acquire+0x7ec/0x4ec0 [ 872.207711] ? should_fail+0x22d/0xd01 [ 872.211608] ? mark_held_locks+0x130/0x130 [ 872.215848] ? mark_held_locks+0x130/0x130 [ 872.220088] ? mark_held_locks+0xc7/0x130 [ 872.224233] ? print_usage_bug+0xc0/0xc0 [ 872.228291] ? graph_lock+0x170/0x170 [ 872.232092] ? print_usage_bug+0xc0/0xc0 [ 872.236160] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 872.241695] ? check_preemption_disabled+0x48/0x200 [ 872.246708] ? check_preemption_disabled+0x48/0x200 [ 872.251736] ? __lock_is_held+0xb5/0x140 [ 872.255806] __alloc_pages_nodemask+0xa80/0xde0 [ 872.260484] ? graph_lock+0x170/0x170 [ 872.264291] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 872.269314] ? graph_lock+0x170/0x170 [ 872.273130] ? find_held_lock+0x36/0x1c0 [ 872.277202] ? ____cache_alloc_node+0x1c7/0x1e0 [ 872.281873] ? lock_downgrade+0x900/0x900 [ 872.286033] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 872.291594] cache_grow_begin+0x91/0x8c0 [ 872.295661] ? do_raw_spin_unlock+0xa7/0x2f0 [ 872.300084] fallback_alloc+0x203/0x2e0 [ 872.304072] ____cache_alloc_node+0x1c7/0x1e0 [ 872.308577] kmem_cache_alloc_node+0xe3/0x730 [ 872.313078] ? ipv6_get_ifaddr+0x42e/0x620 [ 872.317330] __alloc_skb+0x119/0x770 [ 872.321062] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 872.326394] ? skb_scrub_packet+0x490/0x490 [ 872.330720] ? lock_downgrade+0x900/0x900 [ 872.334882] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 872.340421] ? refcount_sub_and_test_checked+0x203/0x310 [ 872.345907] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 872.351369] ? addrconf_rs_timer+0x6f0/0x6f0 [ 872.355796] ndisc_alloc_skb+0x144/0x340 [ 872.359869] ndisc_send_rs+0x331/0x6e0 [ 872.363763] addrconf_rs_timer+0x3c0/0x6f0 [ 872.368008] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 872.372264] call_timer_fn+0x272/0x920 [ 872.376154] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 872.380391] ? process_timeout+0x40/0x40 [ 872.384455] ? find_held_lock+0x36/0x1c0 [ 872.388535] ? __run_timers+0x7da/0xc70 [ 872.392511] ? _raw_spin_unlock_irq+0x27/0x80 [ 872.397004] ? _raw_spin_unlock_irq+0x27/0x80 [ 872.401502] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 872.405742] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 872.410326] ? trace_hardirqs_on+0xbd/0x310 [ 872.414657] ? kasan_check_read+0x11/0x20 [ 872.418808] ? __run_timers+0x7da/0xc70 [ 872.422787] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 872.428244] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 872.432484] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 872.436736] __run_timers+0x7e5/0xc70 [ 872.440539] ? find_held_lock+0x36/0x1c0 [ 872.444613] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 872.449976] ? _raw_spin_unlock_irq+0x27/0x80 [ 872.454471] ? _raw_spin_unlock_irq+0x27/0x80 [ 872.458968] ? lockdep_hardirqs_on+0x421/0x5c0 [ 872.463560] ? trace_hardirqs_on+0xbd/0x310 [ 872.467879] ? kasan_check_read+0x11/0x20 [ 872.472028] ? finish_task_switch+0x1f5/0x900 [ 872.476532] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 872.481983] ? compat_start_thread+0x80/0x80 [ 872.486412] ? pvclock_read_flags+0x160/0x160 [ 872.490923] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 872.496462] ? check_preemption_disabled+0x48/0x200 [ 872.501519] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 872.507069] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 872.512359] ? rcu_pm_notify+0xc0/0xc0 [ 872.516259] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 872.521797] ? check_preemption_disabled+0x48/0x200 [ 872.526823] run_timer_softirq+0x52/0xb0 [ 872.530887] ? rcu_read_lock_sched_held+0x108/0x120 [ 872.535907] __do_softirq+0x30b/0xad8 [ 872.539724] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 872.544828] ? trace_hardirqs_off+0x310/0x310 [ 872.549331] ? schedule+0x108/0x460 [ 872.552976] ? trace_hardirqs_off+0xb8/0x310 [ 872.557387] ? smpboot_thread_fn+0x68b/0xa00 [ 872.561800] ? trace_hardirqs_on+0x310/0x310 [ 872.566215] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 872.571755] ? check_preemption_disabled+0x48/0x200 [ 872.576782] ? takeover_tasklets+0xa90/0xa90 [ 872.581196] run_ksoftirqd+0x94/0x100 [ 872.584997] smpboot_thread_fn+0x68b/0xa00 [ 872.589252] ? sort_range+0x30/0x30 [ 872.592880] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 872.597982] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 872.603521] ? __kthread_parkme+0xfb/0x1a0 [ 872.607771] kthread+0x35a/0x420 [ 872.611141] ? sort_range+0x30/0x30 [ 872.614767] ? kthread_bind+0x40/0x40 [ 872.618569] ret_from_fork+0x3a/0x50 [ 872.622294] warn_alloc_show_mem: 1 callbacks suppressed [ 872.622306] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 872.622308] Mem-Info: [ 872.622355] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 872.622355] active_file:11 inactive_file:16 isolated_file:0 [ 872.622355] unevictable:0 dirty:0 writeback:0 unstable:0 [ 872.622355] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 872.622355] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 872.622355] free:13666 free_pcp:452 free_cma:0 [ 872.627694] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 872.627704] Call Trace: [ 872.634659] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 872.637075] dump_stack+0x1c4/0x2b4 [ 872.669941] Node 0 [ 872.679307] ? dump_stack_print_info.cold.2+0x52/0x52 [ 872.681886] 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 [ 872.709377] warn_alloc.cold.119+0xb7/0x1bd [ 872.712978] lowmem_reserve[]: [ 872.715206] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 872.720385] 0 [ 872.745895] ? lock_downgrade+0x900/0x900 [ 872.750188] 2817 [ 872.753293] ? trace_hardirqs_off+0xb8/0x310 [ 872.758104] 6321 [ 872.759901] ? trace_hardirqs_off+0xb8/0x310 [ 872.764027] 6321 [ 872.766107] __alloc_pages_slowpath+0x2667/0x2d80 [ 872.770488] Node 0 [ 872.772570] ? mark_held_locks+0x130/0x130 [ 872.776958] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 872.778991] ? warn_alloc+0x120/0x120 [ 872.783812] lowmem_reserve[]: 0 [ 872.786069] ? warn_alloc+0x120/0x120 [ 872.790270] 0 3503 [ 872.817184] ? print_usage_bug+0xc0/0xc0 [ 872.820961] 3503 [ 872.824230] ? warn_alloc+0x120/0x120 [ 872.830232] ? print_usage_bug+0xc0/0xc0 [ 872.834266] Node 0 [ 872.836327] ? __lock_acquire+0x7ec/0x4ec0 [ 872.840135] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 872.844162] ? __lock_acquire+0x7ec/0x4ec0 [ 872.846372] lowmem_reserve[]: 0 [ 872.851219] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 872.879660] 0 [ 872.883902] ? should_fail+0x22d/0xd01 [ 872.887160] 0 0 [ 872.892703] ? __lock_acquire+0x7ec/0x4ec0 [ 872.894480] Node 0 [ 872.898365] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 872.900316] DMA: [ 872.904545] ? __lock_acquire+0x7ec/0x4ec0 [ 872.906754] 1*4kB [ 872.911863] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 872.913900] (U) [ 872.918127] ? __lock_acquire+0x7ec/0x4ec0 [ 872.920253] 0*8kB [ 872.925344] ? should_fail+0x22d/0xd01 [ 872.927296] 0*16kB [ 872.931524] ? mark_held_locks+0x130/0x130 [ 872.933646] 1*32kB [ 872.937540] ? mark_held_locks+0x130/0x130 [ 872.939766] (U) [ 872.943996] ? mark_held_locks+0xc7/0x130 [ 872.946209] 2*64kB [ 872.950435] ? print_usage_bug+0xc0/0xc0 [ 872.952385] (U) [ 872.956526] ? graph_lock+0x170/0x170 [ 872.958740] 1*128kB [ 872.962792] ? print_usage_bug+0xc0/0xc0 [ 872.964743] (U) [ 872.968538] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 872.970835] 1*256kB [ 872.974887] ? check_preemption_disabled+0x48/0x200 [ 872.976846] (U) [ 872.982864] ? check_preemption_disabled+0x48/0x200 [ 872.985168] 0*512kB [ 872.990182] ? __lock_is_held+0xb5/0x140 [ 872.992126] 1*1024kB [ 872.997138] __alloc_pages_nodemask+0xa80/0xde0 [ 872.999436] (U) [ 873.003487] ? graph_lock+0x170/0x170 [ 873.005873] 1*2048kB [ 873.010531] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 873.012482] (M) [ 873.016272] ? graph_lock+0x170/0x170 [ 873.018653] 3*4096kB (M) [ 873.023675] ? find_held_lock+0x36/0x1c0 [ 873.025617] = 15908kB [ 873.025626] Node 0 [ 873.029428] ? ____cache_alloc_node+0x1c7/0x1e0 [ 873.032157] DMA32: [ 873.036215] ? lock_downgrade+0x900/0x900 [ 873.038603] 1*4kB [ 873.040839] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 873.045471] (U) [ 873.047705] cache_grow_begin+0x91/0x8c0 [ 873.051829] 0*8kB [ 873.053974] ? do_raw_spin_unlock+0xa7/0x2f0 [ 873.059478] 2*16kB (UM) [ 873.061462] fallback_alloc+0x203/0x2e0 [ 873.065492] 2*32kB [ 873.067636] ____cache_alloc_node+0x1c7/0x1e0 [ 873.072012] (M) [ 873.074678] kmem_cache_alloc_node+0xe3/0x730 [ 873.078623] 2*64kB [ 873.080854] ? ipv6_get_ifaddr+0x42e/0x620 [ 873.085320] (M) [ 873.087294] __alloc_skb+0x119/0x770 [ 873.091759] 4*128kB [ 873.093989] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 873.098193] (M) [ 873.100162] ? skb_scrub_packet+0x490/0x490 [ 873.103843] 4*256kB (UM) [ 873.106170] ? lock_downgrade+0x900/0x900 [ 873.111423] 5*512kB [ 873.113395] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 873.117687] (UM) [ 873.120438] ? refcount_sub_and_test_checked+0x203/0x310 [ 873.124556] 2*1024kB [ 873.126874] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 873.132386] (M) [ 873.134444] ? addrconf_rs_timer+0x6f0/0x6f0 [ 873.139869] 3*2048kB [ 873.142283] ndisc_alloc_skb+0x144/0x340 [ 873.147694] (UM) [ 873.149668] ndisc_send_rs+0x331/0x6e0 [ 873.154049] 3*4096kB (M) [ 873.156468] addrconf_rs_timer+0x3c0/0x6f0 [ 873.160504] = 24804kB [ 873.162561] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 873.166422] Node 0 [ 873.169184] call_timer_fn+0x272/0x920 [ 873.173381] Normal: [ 873.175783] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 873.179994] 172*4kB [ 873.182226] ? process_timeout+0x40/0x40 [ 873.186085] (UMEH) [ 873.188399] ? find_held_lock+0x36/0x1c0 [ 873.192611] 656*8kB [ 873.194930] ? __run_timers+0x7da/0xc70 [ 873.198962] (UMEH) [ 873.201190] ? _raw_spin_unlock_irq+0x27/0x80 [ 873.205225] 279*16kB [ 873.207542] ? _raw_spin_unlock_irq+0x27/0x80 [ 873.211489] (UMEH) [ 873.213720] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 873.218189] 75*32kB [ 873.220597] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 873.225072] (UMH) [ 873.227303] ? trace_hardirqs_on+0xbd/0x310 [ 873.231509] 2*64kB [ 873.233828] ? kasan_check_read+0x11/0x20 [ 873.238382] (UH) [ 873.240533] ? __run_timers+0x7da/0xc70 [ 873.244822] 0*128kB 0*256kB [ 873.247075] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 873.251193] 2*512kB [ 873.253259] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 873.257198] (U) [ 873.260216] __run_timers+0x7e5/0xc70 [ 873.265649] 0*1024kB 0*2048kB [ 873.267984] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 873.272177] 0*4096kB = 13952kB [ 873.274158] ? compat_start_thread+0x80/0x80 [ 873.277938] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 873.281121] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 873.286460] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 873.289641] ? kasan_check_write+0x14/0x20 [ 873.294020] 406 total pagecache pages [ 873.302854] ? finish_task_switch+0x2f5/0x900 [ 873.308373] 0 pages in swap cache [ 873.316935] ? __switch_to_asm+0x40/0x70 [ 873.321146] Swap cache stats: add 0, delete 0, find 0/0 [ 873.324935] ? preempt_notifier_register+0x200/0x200 [ 873.329400] Free swap = 0kB [ 873.332848] ? __switch_to_asm+0x34/0x70 [ 873.336878] Total swap = 0kB [ 873.342234] ? __switch_to_asm+0x40/0x70 [ 873.347312] 1965979 pages RAM [ 873.350323] ? __switch_to_asm+0x34/0x70 [ 873.354364] 0 pages HighMem/MovableOnly [ 873.357377] ? __switch_to_asm+0x40/0x70 [ 873.361409] 342745 pages reserved [ 873.361417] 0 pages cma reserved [ 873.364521] ? __switch_to_asm+0x34/0x70 [ 873.368630] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 873.372518] ? __switch_to_asm+0x40/0x70 [ 873.372542] ? pvclock_read_flags+0x160/0x160 [ 873.376705] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 873.380024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 873.383369] ksoftirqd/0 cpuset= [ 873.387421] ? check_preemption_disabled+0x48/0x200 [ 873.393884] / [ 873.397946] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 873.402412] mems_allowed=0 [ 873.412718] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 873.441894] ? rcu_pm_notify+0xc0/0xc0 [ 873.445788] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 873.451326] ? check_preemption_disabled+0x48/0x200 [ 873.456353] run_timer_softirq+0x52/0xb0 [ 873.460415] ? rcu_read_lock_sched_held+0x108/0x120 [ 873.465436] __do_softirq+0x30b/0xad8 [ 873.469248] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 873.474357] ? smpboot_thread_fn+0x334/0xa00 [ 873.478773] ? schedule+0x108/0x460 [ 873.482401] ? __schedule+0x1ed0/0x1ed0 [ 873.486382] ? trace_hardirqs_off+0xb8/0x310 [ 873.490792] ? ___might_sleep+0x1ed/0x300 [ 873.494938] ? smpboot_thread_fn+0x68b/0xa00 [ 873.499345] ? trace_hardirqs_on+0x310/0x310 [ 873.503756] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 873.509296] ? check_preemption_disabled+0x48/0x200 [ 873.514311] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 873.519860] ? takeover_tasklets+0xa90/0xa90 [ 873.524272] run_ksoftirqd+0x94/0x100 [ 873.528080] smpboot_thread_fn+0x68b/0xa00 [ 873.532317] ? sort_range+0x30/0x30 [ 873.535946] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 873.541055] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 873.546592] ? __kthread_parkme+0xfb/0x1a0 [ 873.550840] kthread+0x35a/0x420 [ 873.554211] ? sort_range+0x30/0x30 [ 873.557841] ? kthread_bind+0x40/0x40 [ 873.561647] ret_from_fork+0x3a/0x50 [ 873.565380] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 873.565454] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 873.572219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 873.572228] Call Trace: [ 873.578797] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 873.588070] dump_stack+0x1c4/0x2b4 [ 873.590629] ksoftirqd/1 cpuset= [ 873.600936] ? dump_stack_print_info.cold.2+0x52/0x52 [ 873.604540] / [ 873.607830] warn_alloc.cold.119+0xb7/0x1bd [ 873.612989] mems_allowed=0 [ 873.614695] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 873.626764] ? lock_downgrade+0x900/0x900 [ 873.630943] ? trace_hardirqs_off+0xb8/0x310 [ 873.635366] ? trace_hardirqs_off+0xb8/0x310 [ 873.639788] __alloc_pages_slowpath+0x2667/0x2d80 [ 873.644667] ? warn_alloc+0x120/0x120 [ 873.648476] ? warn_alloc+0x120/0x120 [ 873.652285] ? print_usage_bug+0xc0/0xc0 [ 873.656350] ? warn_alloc+0x120/0x120 [ 873.660151] ? print_usage_bug+0xc0/0xc0 [ 873.664211] ? find_held_lock+0x36/0x1c0 [ 873.668282] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 873.673824] ? should_fail+0x22d/0xd01 [ 873.677721] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 873.682822] ? __lock_acquire+0x7ec/0x4ec0 [ 873.687070] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 873.692183] ? __lock_acquire+0x7ec/0x4ec0 [ 873.696417] ? should_fail+0x22d/0xd01 [ 873.700318] ? mark_held_locks+0x130/0x130 [ 873.704561] ? mark_held_locks+0x130/0x130 [ 873.708795] ? __account_cfs_rq_runtime+0x790/0x790 [ 873.713817] ? select_task_rq_fair+0x754/0x34f0 [ 873.718489] ? lock_downgrade+0x900/0x900 [ 873.722636] ? check_preemption_disabled+0x48/0x200 [ 873.727650] ? graph_lock+0x170/0x170 [ 873.731449] ? print_usage_bug+0xc0/0xc0 [ 873.735513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 873.741056] ? check_preemption_disabled+0x48/0x200 [ 873.746076] ? check_preemption_disabled+0x48/0x200 [ 873.751104] ? __lock_is_held+0xb5/0x140 [ 873.755171] __alloc_pages_nodemask+0xa80/0xde0 [ 873.759839] ? graph_lock+0x170/0x170 [ 873.763644] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 873.768656] ? graph_lock+0x170/0x170 [ 873.772467] ? find_held_lock+0x36/0x1c0 [ 873.776546] ? ____cache_alloc_node+0x1c7/0x1e0 [ 873.781215] ? lock_downgrade+0x900/0x900 [ 873.785374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 873.790920] cache_grow_begin+0x91/0x8c0 [ 873.794989] ? do_raw_spin_unlock+0xa7/0x2f0 [ 873.799424] fallback_alloc+0x203/0x2e0 [ 873.803405] ____cache_alloc_node+0x1c7/0x1e0 [ 873.807909] kmem_cache_alloc_node+0xe3/0x730 [ 873.812407] ? ipv6_get_ifaddr+0x42e/0x620 [ 873.816668] __alloc_skb+0x119/0x770 [ 873.820389] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 873.825677] ? skb_scrub_packet+0x490/0x490 [ 873.830000] ? lock_downgrade+0x900/0x900 [ 873.834157] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 873.839701] ? refcount_sub_and_test_checked+0x203/0x310 [ 873.845154] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 873.850798] ? addrconf_rs_timer+0x6f0/0x6f0 [ 873.855218] ndisc_alloc_skb+0x144/0x340 [ 873.859285] ndisc_send_rs+0x331/0x6e0 [ 873.863177] addrconf_rs_timer+0x3c0/0x6f0 [ 873.867416] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 873.871669] call_timer_fn+0x272/0x920 [ 873.875556] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 873.879794] ? process_timeout+0x40/0x40 [ 873.883853] ? find_held_lock+0x36/0x1c0 [ 873.887927] ? __run_timers+0x7da/0xc70 [ 873.891906] ? _raw_spin_unlock_irq+0x27/0x80 [ 873.896398] ? _raw_spin_unlock_irq+0x27/0x80 [ 873.900895] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 873.905130] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 873.909715] ? trace_hardirqs_on+0xbd/0x310 [ 873.914049] ? kasan_check_read+0x11/0x20 [ 873.918198] ? __run_timers+0x7da/0xc70 [ 873.922190] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 873.927660] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 873.931893] __run_timers+0x7e5/0xc70 [ 873.935692] ? find_held_lock+0x36/0x1c0 [ 873.939765] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 873.945132] ? _raw_spin_unlock_irq+0x27/0x80 [ 873.949634] ? _raw_spin_unlock_irq+0x27/0x80 [ 873.954134] ? lockdep_hardirqs_on+0x421/0x5c0 [ 873.958979] ? trace_hardirqs_on+0xbd/0x310 [ 873.963304] ? kasan_check_read+0x11/0x20 [ 873.967457] ? finish_task_switch+0x1f5/0x900 [ 873.971956] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 873.977410] ? compat_start_thread+0x80/0x80 [ 873.981836] ? pvclock_read_flags+0x160/0x160 [ 873.986342] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 873.991878] ? check_preemption_disabled+0x48/0x200 [ 873.996904] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 874.002444] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 874.007726] ? rcu_pm_notify+0xc0/0xc0 [ 874.011614] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 874.017154] ? check_preemption_disabled+0x48/0x200 [ 874.022181] run_timer_softirq+0x52/0xb0 [ 874.026240] ? rcu_read_lock_sched_held+0x108/0x120 [ 874.031256] __do_softirq+0x30b/0xad8 [ 874.035080] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 874.040192] ? trace_hardirqs_off+0x310/0x310 [ 874.044698] ? schedule+0x108/0x460 [ 874.048339] ? trace_hardirqs_off+0xb8/0x310 [ 874.052749] ? smpboot_thread_fn+0x68b/0xa00 [ 874.057157] ? trace_hardirqs_on+0x310/0x310 [ 874.061571] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 874.067108] ? check_preemption_disabled+0x48/0x200 [ 874.072128] ? takeover_tasklets+0xa90/0xa90 [ 874.076561] run_ksoftirqd+0x94/0x100 [ 874.080370] smpboot_thread_fn+0x68b/0xa00 [ 874.084607] ? sort_range+0x30/0x30 [ 874.088235] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 874.093342] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 874.098881] ? __kthread_parkme+0xfb/0x1a0 [ 874.103124] kthread+0x35a/0x420 [ 874.106488] ? sort_range+0x30/0x30 [ 874.110116] ? kthread_bind+0x40/0x40 [ 874.113921] ret_from_fork+0x3a/0x50 [ 874.117655] warn_alloc_show_mem: 1 callbacks suppressed [ 874.117668] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 874.117669] Mem-Info: [ 874.117702] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 874.117702] active_file:11 inactive_file:16 isolated_file:0 [ 874.117702] unevictable:0 dirty:0 writeback:0 unstable:0 [ 874.117702] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 874.117702] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 874.117702] free:13666 free_pcp:452 free_cma:0 [ 874.123030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 874.123047] Call Trace: [ 874.129981] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 874.132389] dump_stack+0x1c4/0x2b4 [ 874.165267] Node 0 [ 874.174631] ? dump_stack_print_info.cold.2+0x52/0x52 [ 874.177208] 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 [ 874.204692] warn_alloc.cold.119+0xb7/0x1bd [ 874.208289] lowmem_reserve[]: [ 874.210519] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 874.215683] 0 [ 874.241189] ? lock_downgrade+0x900/0x900 [ 874.245487] 2817 [ 874.248590] ? trace_hardirqs_off+0xb8/0x310 [ 874.253396] 6321 6321 [ 874.255202] ? trace_hardirqs_off+0xb8/0x310 [ 874.259323] Node 0 [ 874.261385] __alloc_pages_slowpath+0x2667/0x2d80 [ 874.265801] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 874.268284] ? mark_held_locks+0x130/0x130 [ 874.272659] lowmem_reserve[]: 0 [ 874.274903] ? warn_alloc+0x120/0x120 [ 874.279716] 0 [ 874.306613] ? warn_alloc+0x120/0x120 [ 874.310821] 3503 [ 874.314103] ? print_usage_bug+0xc0/0xc0 [ 874.317866] 3503 [ 874.319672] ? warn_alloc+0x120/0x120 [ 874.323445] Node 0 [ 874.325502] ? print_usage_bug+0xc0/0xc0 [ 874.329565] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 874.331597] ? __lock_acquire+0x7ec/0x4ec0 [ 874.335369] lowmem_reserve[]: [ 874.337600] ? __lock_acquire+0x7ec/0x4ec0 [ 874.341642] 0 [ 874.370101] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 874.374310] 0 [ 874.377412] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 874.381627] 0 0 [ 874.383436] ? should_fail+0x22d/0xd01 [ 874.388947] Node 0 [ 874.390741] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 874.396244] DMA: 1*4kB [ 874.398223] ? __lock_acquire+0x7ec/0x4ec0 [ 874.402080] (U) [ 874.404310] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 874.409378] 0*8kB 0*16kB [ 874.411990] ? __lock_acquire+0x7ec/0x4ec0 [ 874.416198] 1*32kB [ 874.418169] ? should_fail+0x22d/0xd01 [ 874.423245] (U) [ 874.426002] ? mark_held_locks+0x130/0x130 [ 874.430205] 2*64kB [ 874.432436] ? mark_held_locks+0x130/0x130 [ 874.436290] (U) 1*128kB [ 874.438271] ? mark_held_locks+0xc7/0x130 [ 874.442476] (U) 1*256kB [ 874.444717] ? print_usage_bug+0xc0/0xc0 [ 874.448924] (U) [ 874.451585] ? graph_lock+0x170/0x170 [ 874.455712] 0*512kB [ 874.458376] ? print_usage_bug+0xc0/0xc0 [ 874.462413] 1*1024kB [ 874.464381] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 874.468152] (U) [ 874.470469] ? check_preemption_disabled+0x48/0x200 [ 874.474497] 1*2048kB (M) [ 874.476905] ? check_preemption_disabled+0x48/0x200 [ 874.482417] 3*4096kB [ 874.484391] ? __lock_is_held+0xb5/0x140 [ 874.489374] (M) [ 874.492144] __alloc_pages_nodemask+0xa80/0xde0 [ 874.497126] = 15908kB [ 874.497135] Node 0 [ 874.499539] ? graph_lock+0x170/0x170 [ 874.503567] DMA32: 1*4kB [ 874.505547] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 874.510186] (U) [ 874.512592] ? graph_lock+0x170/0x170 [ 874.514803] 0*8kB [ 874.518601] ? find_held_lock+0x36/0x1c0 [ 874.521325] 2*16kB [ 874.526336] ? ____cache_alloc_node+0x1c7/0x1e0 [ 874.528284] (UM) [ 874.532081] ? lock_downgrade+0x900/0x900 [ 874.534200] 2*32kB (M) [ 874.538266] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 874.540474] 2*64kB [ 874.545137] cache_grow_begin+0x91/0x8c0 [ 874.547163] (M) 4*128kB [ 874.551327] ? do_raw_spin_unlock+0xa7/0x2f0 [ 874.553892] (M) 4*256kB [ 874.559451] fallback_alloc+0x203/0x2e0 [ 874.561655] (UM) [ 874.565711] ____cache_alloc_node+0x1c7/0x1e0 [ 874.568362] 5*512kB [ 874.572765] kmem_cache_alloc_node+0xe3/0x730 [ 874.575409] (UM) [ 874.579376] ? ipv6_get_ifaddr+0x42e/0x620 [ 874.581413] 2*1024kB [ 874.585902] __alloc_skb+0x119/0x770 [ 874.588195] (M) [ 874.592688] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 874.594724] 3*2048kB [ 874.598950] ? skb_scrub_packet+0x490/0x490 [ 874.601340] (UM) [ 874.605056] ? lock_downgrade+0x900/0x900 [ 874.607009] 3*4096kB [ 874.612278] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 874.614660] (M) [ 874.618975] ? refcount_sub_and_test_checked+0x203/0x310 [ 874.621011] = 24804kB [ 874.625240] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 874.627624] Node 0 [ 874.633158] ? addrconf_rs_timer+0x6f0/0x6f0 [ 874.635104] Normal: [ 874.640566] ndisc_alloc_skb+0x144/0x340 [ 874.642941] 172*4kB [ 874.648384] ndisc_send_rs+0x331/0x6e0 [ 874.650593] (UMEH) [ 874.654997] addrconf_rs_timer+0x3c0/0x6f0 [ 874.657292] 656*8kB [ 874.661349] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 874.663659] (UMEH) 279*16kB [ 874.667557] call_timer_fn+0x272/0x920 [ 874.669774] (UMEH) [ 874.674004] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 874.676304] 75*32kB [ 874.680539] ? process_timeout+0x40/0x40 [ 874.683532] (UMH) [ 874.687411] ? find_held_lock+0x36/0x1c0 [ 874.689623] 2*64kB [ 874.693861] ? __run_timers+0x7da/0xc70 [ 874.696151] (UH) [ 874.700205] ? _raw_spin_unlock_irq+0x27/0x80 [ 874.702329] 0*128kB [ 874.706385] ? _raw_spin_unlock_irq+0x27/0x80 [ 874.708602] 0*256kB [ 874.712571] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 874.714605] 2*512kB [ 874.719098] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 874.721398] (U) [ 874.725890] ? trace_hardirqs_on+0xbd/0x310 [ 874.728197] 0*1024kB [ 874.732431] ? kasan_check_read+0x11/0x20 [ 874.734729] 0*2048kB [ 874.739308] ? __run_timers+0x7da/0xc70 [ 874.741327] 0*4096kB [ 874.745644] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 874.748029] = 13952kB [ 874.752183] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 874.754571] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 874.758542] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 874.760931] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 874.766369] __run_timers+0x7e5/0xc70 [ 874.768753] 406 total pagecache pages [ 874.772994] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 874.781802] 0 pages in swap cache [ 874.786034] ? compat_start_thread+0x80/0x80 [ 874.794586] Swap cache stats: add 0, delete 0, find 0/0 [ 874.794596] Free swap = 0kB [ 874.798394] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 874.802155] Total swap = 0kB [ 874.802164] 1965979 pages RAM [ 874.807562] ? kasan_check_write+0x14/0x20 [ 874.810978] 0 pages HighMem/MovableOnly [ 874.815391] ? finish_task_switch+0x2f5/0x900 [ 874.820725] 342745 pages reserved [ 874.823743] ? __switch_to_asm+0x40/0x70 [ 874.829244] 0 pages cma reserved [ 874.829325] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 874.832274] ? preempt_notifier_register+0x200/0x200 [ 874.835456] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 874.839586] ? __switch_to_asm+0x34/0x70 [ 874.843535] ksoftirqd/0 cpuset= [ 874.848024] ? __switch_to_asm+0x40/0x70 [ 874.851963] / [ 874.856024] ? __switch_to_asm+0x34/0x70 [ 874.859369] mems_allowed=0 [ 874.865880] ? __switch_to_asm+0x40/0x70 [ 874.905323] ? __switch_to_asm+0x34/0x70 [ 874.909381] ? __switch_to_asm+0x40/0x70 [ 874.913453] ? pvclock_read_flags+0x160/0x160 [ 874.917951] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 874.923486] ? check_preemption_disabled+0x48/0x200 [ 874.928616] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 874.934153] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 874.939434] ? rcu_pm_notify+0xc0/0xc0 [ 874.943325] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 874.948873] ? check_preemption_disabled+0x48/0x200 [ 874.953899] run_timer_softirq+0x52/0xb0 [ 874.957958] ? rcu_read_lock_sched_held+0x108/0x120 [ 874.962978] __do_softirq+0x30b/0xad8 [ 874.966797] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 874.971902] ? smpboot_thread_fn+0x334/0xa00 [ 874.976325] ? schedule+0x108/0x460 [ 874.979955] ? __schedule+0x1ed0/0x1ed0 [ 874.984428] ? trace_hardirqs_off+0xb8/0x310 [ 874.988848] ? ___might_sleep+0x1ed/0x300 [ 874.992996] ? smpboot_thread_fn+0x68b/0xa00 [ 874.997407] ? trace_hardirqs_on+0x310/0x310 [ 875.001819] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 875.007361] ? check_preemption_disabled+0x48/0x200 [ 875.012383] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 875.017923] ? takeover_tasklets+0xa90/0xa90 [ 875.022335] run_ksoftirqd+0x94/0x100 [ 875.026854] smpboot_thread_fn+0x68b/0xa00 [ 875.031097] ? sort_range+0x30/0x30 [ 875.034728] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 875.039831] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 875.045374] ? __kthread_parkme+0xfb/0x1a0 [ 875.049618] kthread+0x35a/0x420 [ 875.052986] ? sort_range+0x30/0x30 [ 875.056611] ? kthread_bind+0x40/0x40 [ 875.060413] ret_from_fork+0x3a/0x50 [ 875.064149] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 875.064223] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 875.070994] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 875.071005] Call Trace: [ 875.077607] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 875.086843] dump_stack+0x1c4/0x2b4 [ 875.089409] ksoftirqd/1 cpuset= [ 875.099715] ? dump_stack_print_info.cold.2+0x52/0x52 [ 875.103317] / [ 875.106601] warn_alloc.cold.119+0xb7/0x1bd [ 875.111757] mems_allowed=0 [ 875.113464] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 875.125530] ? lock_downgrade+0x900/0x900 [ 875.129688] ? trace_hardirqs_off+0xb8/0x310 [ 875.134104] ? trace_hardirqs_off+0xb8/0x310 [ 875.138521] __alloc_pages_slowpath+0x2667/0x2d80 [ 875.143401] ? warn_alloc+0x120/0x120 [ 875.147208] ? warn_alloc+0x120/0x120 [ 875.151011] ? print_usage_bug+0xc0/0xc0 [ 875.155077] ? warn_alloc+0x120/0x120 [ 875.158881] ? print_usage_bug+0xc0/0xc0 [ 875.162943] ? __lock_acquire+0x7ec/0x4ec0 [ 875.167175] ? __lock_acquire+0x7ec/0x4ec0 [ 875.171411] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 875.176947] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 875.182485] ? should_fail+0x22d/0xd01 [ 875.186380] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 875.191482] ? __lock_acquire+0x7ec/0x4ec0 [ 875.195721] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 875.200821] ? __lock_acquire+0x7ec/0x4ec0 [ 875.205061] ? should_fail+0x22d/0xd01 [ 875.208958] ? mark_held_locks+0x130/0x130 [ 875.213196] ? mark_held_locks+0x130/0x130 [ 875.217438] ? graph_lock+0x170/0x170 [ 875.221241] ? print_usage_bug+0xc0/0xc0 [ 875.225303] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 875.230841] ? check_preemption_disabled+0x48/0x200 [ 875.235857] ? check_preemption_disabled+0x48/0x200 [ 875.240885] ? __lock_is_held+0xb5/0x140 [ 875.244952] __alloc_pages_nodemask+0xa80/0xde0 [ 875.249619] ? graph_lock+0x170/0x170 [ 875.253422] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 875.258435] ? graph_lock+0x170/0x170 [ 875.262245] ? find_held_lock+0x36/0x1c0 [ 875.266316] ? ____cache_alloc_node+0x1c7/0x1e0 [ 875.270991] ? lock_downgrade+0x900/0x900 [ 875.275149] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 875.280692] cache_grow_begin+0x91/0x8c0 [ 875.284785] ? do_raw_spin_unlock+0xa7/0x2f0 [ 875.289201] fallback_alloc+0x203/0x2e0 [ 875.293182] ____cache_alloc_node+0x1c7/0x1e0 [ 875.297683] kmem_cache_alloc_node+0xe3/0x730 [ 875.302180] ? ipv6_get_ifaddr+0x42e/0x620 [ 875.306428] __alloc_skb+0x119/0x770 [ 875.310142] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 875.315423] ? skb_scrub_packet+0x490/0x490 [ 875.319745] ? lock_downgrade+0x900/0x900 [ 875.323902] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 875.329444] ? refcount_sub_and_test_checked+0x203/0x310 [ 875.334959] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 875.340415] ? addrconf_rs_timer+0x6f0/0x6f0 [ 875.344836] ndisc_alloc_skb+0x144/0x340 [ 875.348903] ndisc_send_rs+0x331/0x6e0 [ 875.352795] addrconf_rs_timer+0x3c0/0x6f0 [ 875.357046] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 875.361313] call_timer_fn+0x272/0x920 [ 875.365206] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 875.369446] ? process_timeout+0x40/0x40 [ 875.373509] ? find_held_lock+0x36/0x1c0 [ 875.377589] ? __run_timers+0x7da/0xc70 [ 875.381564] ? _raw_spin_unlock_irq+0x27/0x80 [ 875.386063] ? _raw_spin_unlock_irq+0x27/0x80 [ 875.390559] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 875.394797] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 875.399380] ? trace_hardirqs_on+0xbd/0x310 [ 875.403702] ? kasan_check_read+0x11/0x20 [ 875.407854] ? __run_timers+0x7da/0xc70 [ 875.411830] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 875.417299] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 875.421536] __run_timers+0x7e5/0xc70 [ 875.425342] ? find_held_lock+0x36/0x1c0 [ 875.429432] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 875.434800] ? _raw_spin_unlock_irq+0x27/0x80 [ 875.439298] ? _raw_spin_unlock_irq+0x27/0x80 [ 875.443794] ? lockdep_hardirqs_on+0x421/0x5c0 [ 875.448377] ? trace_hardirqs_on+0xbd/0x310 [ 875.452699] ? kasan_check_read+0x11/0x20 [ 875.456847] ? finish_task_switch+0x1f5/0x900 [ 875.461349] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 875.466800] ? compat_start_thread+0x80/0x80 [ 875.471228] ? pvclock_read_flags+0x160/0x160 [ 875.475728] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 875.481262] ? check_preemption_disabled+0x48/0x200 [ 875.486288] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 875.491826] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 875.497104] ? rcu_pm_notify+0xc0/0xc0 [ 875.500995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 875.506529] ? check_preemption_disabled+0x48/0x200 [ 875.511555] run_timer_softirq+0x52/0xb0 [ 875.515620] ? rcu_read_lock_sched_held+0x108/0x120 [ 875.520641] __do_softirq+0x30b/0xad8 [ 875.524455] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 875.529557] ? trace_hardirqs_off+0x310/0x310 [ 875.534070] ? schedule+0x108/0x460 [ 875.537707] ? trace_hardirqs_off+0xb8/0x310 [ 875.542117] ? smpboot_thread_fn+0x68b/0xa00 [ 875.546538] ? trace_hardirqs_on+0x310/0x310 [ 875.550949] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 875.556484] ? check_preemption_disabled+0x48/0x200 [ 875.561506] ? takeover_tasklets+0xa90/0xa90 [ 875.565919] run_ksoftirqd+0x94/0x100 [ 875.569721] smpboot_thread_fn+0x68b/0xa00 [ 875.573959] ? sort_range+0x30/0x30 [ 875.577591] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 875.582696] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 875.588237] ? __kthread_parkme+0xfb/0x1a0 [ 875.592477] kthread+0x35a/0x420 [ 875.595845] ? sort_range+0x30/0x30 [ 875.599472] ? kthread_bind+0x40/0x40 [ 875.603276] ret_from_fork+0x3a/0x50 [ 875.607004] warn_alloc_show_mem: 1 callbacks suppressed [ 875.607015] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 875.607017] Mem-Info: [ 875.607059] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 875.607059] active_file:11 inactive_file:16 isolated_file:0 [ 875.607059] unevictable:0 dirty:0 writeback:0 unstable:0 [ 875.607059] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 875.607059] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 875.607059] free:13666 free_pcp:452 free_cma:0 [ 875.612389] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 875.619343] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 875.621734] Call Trace: [ 875.654609] Node 0 [ 875.663974] dump_stack+0x1c4/0x2b4 [ 875.691476] 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 [ 875.694047] ? dump_stack_print_info.cold.2+0x52/0x52 [ 875.696250] lowmem_reserve[]: [ 875.699879] warn_alloc.cold.119+0xb7/0x1bd [ 875.725375] 0 2817 [ 875.730588] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 875.733651] 6321 6321 [ 875.737980] ? lock_downgrade+0x900/0x900 [ 875.740187] Node 0 [ 875.745027] ? trace_hardirqs_off+0xb8/0x310 [ 875.747524] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 875.751639] ? trace_hardirqs_off+0xb8/0x310 [ 875.753848] lowmem_reserve[]: [ 875.758255] __alloc_pages_slowpath+0x2667/0x2d80 [ 875.785205] 0 0 [ 875.789645] ? mark_held_locks+0x130/0x130 [ 875.792698] 3503 [ 875.797561] ? warn_alloc+0x120/0x120 [ 875.799523] 3503 [ 875.803754] ? warn_alloc+0x120/0x120 [ 875.809584] ? print_usage_bug+0xc0/0xc0 [ 875.811622] Node 0 [ 875.815423] ? warn_alloc+0x120/0x120 [ 875.819487] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 875.821694] ? print_usage_bug+0xc0/0xc0 [ 875.825468] lowmem_reserve[]: [ 875.853936] ? __lock_acquire+0x7ec/0x4ec0 [ 875.857988] 0 [ 875.861093] ? __lock_acquire+0x7ec/0x4ec0 [ 875.865291] 0 0 [ 875.867105] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 875.871303] 0 [ 875.873287] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 875.878804] Node 0 [ 875.880607] ? should_fail+0x22d/0xd01 [ 875.886111] DMA: 1*4kB [ 875.888361] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 875.892218] (U) [ 875.894801] ? __lock_acquire+0x7ec/0x4ec0 [ 875.899868] 0*8kB 0*16kB [ 875.901853] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 875.906066] 1*32kB [ 875.908815] ? __lock_acquire+0x7ec/0x4ec0 [ 875.913893] (U) [ 875.916124] ? should_fail+0x22d/0xd01 [ 875.920329] 2*64kB [ 875.922308] ? mark_held_locks+0x130/0x130 [ 875.926163] (U) [ 875.928395] ? mark_held_locks+0x130/0x130 [ 875.932597] 1*128kB (U) [ 875.934582] ? mark_held_locks+0xc7/0x130 [ 875.938781] 1*256kB (U) [ 875.941459] ? print_usage_bug+0xc0/0xc0 [ 875.946362] 0*512kB [ 875.949024] ? graph_lock+0x170/0x170 [ 875.953068] 1*1024kB [ 875.955386] ? print_usage_bug+0xc0/0xc0 [ 875.959160] (U) [ 875.961564] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 875.965591] 1*2048kB (M) [ 875.967575] ? check_preemption_disabled+0x48/0x200 [ 875.973082] 3*4096kB (M) [ 875.975851] ? check_preemption_disabled+0x48/0x200 [ 875.980831] = 15908kB [ 875.980846] Node 0 [ 875.983786] ? __lock_is_held+0xb5/0x140 [ 875.988762] DMA32: 1*4kB [ 875.991184] __alloc_pages_nodemask+0xa80/0xde0 [ 875.993388] (U) [ 875.997443] ? graph_lock+0x170/0x170 [ 876.000175] 0*8kB [ 876.004847] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 876.006795] 2*16kB [ 876.010588] ? graph_lock+0x170/0x170 [ 876.012713] (UM) [ 876.017732] ? find_held_lock+0x36/0x1c0 [ 876.019934] 2*32kB [ 876.023737] ? ____cache_alloc_node+0x1c7/0x1e0 [ 876.025768] (M) [ 876.029824] ? lock_downgrade+0x900/0x900 [ 876.032034] 2*64kB [ 876.036705] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 876.038661] (M) [ 876.042807] cache_grow_begin+0x91/0x8c0 [ 876.045015] 4*128kB [ 876.050547] ? do_raw_spin_unlock+0xa7/0x2f0 [ 876.052495] (M) [ 876.056559] fallback_alloc+0x203/0x2e0 [ 876.058851] 4*256kB [ 876.063257] ____cache_alloc_node+0x1c7/0x1e0 [ 876.065204] (UM) [ 876.069258] kmem_cache_alloc_node+0xe3/0x730 [ 876.071553] 5*512kB [ 876.076051] ? ipv6_get_ifaddr+0x42e/0x620 [ 876.078088] (UM) [ 876.082582] __alloc_skb+0x119/0x770 [ 876.084875] 2*1024kB [ 876.089105] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 876.091137] (M) [ 876.094849] ? skb_scrub_packet+0x490/0x490 [ 876.097222] 3*2048kB (UM) [ 876.102499] ? lock_downgrade+0x900/0x900 [ 876.104445] 3*4096kB (M) [ 876.108772] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 876.111590] = 24804kB [ 876.115732] ? refcount_sub_and_test_checked+0x203/0x310 [ 876.118466] Node 0 [ 876.124000] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 876.126385] Normal: [ 876.131829] ? addrconf_rs_timer+0x6f0/0x6f0 [ 876.134046] 172*4kB [ 876.139497] ndisc_alloc_skb+0x144/0x340 [ 876.141788] (UMEH) [ 876.146190] ndisc_send_rs+0x331/0x6e0 [ 876.148489] 656*8kB [ 876.152549] addrconf_rs_timer+0x3c0/0x6f0 [ 876.154759] (UMEH) [ 876.158642] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 876.160937] 279*16kB [ 876.165176] call_timer_fn+0x272/0x920 [ 876.167379] (UMEH) [ 876.171610] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 876.173991] 75*32kB (UMH) [ 876.177880] ? process_timeout+0x40/0x40 [ 876.180092] 2*64kB [ 876.184318] ? find_held_lock+0x36/0x1c0 [ 876.187140] (UH) [ 876.191205] ? __run_timers+0x7da/0xc70 [ 876.193406] 0*128kB 0*256kB [ 876.197475] ? _raw_spin_unlock_irq+0x27/0x80 [ 876.199512] 2*512kB [ 876.203476] ? _raw_spin_unlock_irq+0x27/0x80 [ 876.206468] (U) [ 876.210956] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 876.213246] 0*1024kB 0*2048kB [ 876.217744] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 876.219693] 0*4096kB [ 876.223920] ? trace_hardirqs_on+0xbd/0x310 [ 876.227084] = 13952kB [ 876.231662] ? kasan_check_read+0x11/0x20 [ 876.234061] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 876.238372] ? __run_timers+0x7da/0xc70 [ 876.240761] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 876.244897] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 876.253706] 406 total pagecache pages [ 876.257673] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 876.266227] 0 pages in swap cache [ 876.271668] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 876.275436] Swap cache stats: add 0, delete 0, find 0/0 [ 876.275445] Free swap = 0kB [ 876.279677] __run_timers+0x7e5/0xc70 [ 876.283099] Total swap = 0kB [ 876.283107] 1965979 pages RAM [ 876.287347] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 876.292688] 0 pages HighMem/MovableOnly [ 876.295701] ? compat_start_thread+0x80/0x80 [ 876.299476] 342745 pages reserved [ 876.302515] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 876.305595] 0 pages cma reserved [ 876.310955] ? kasan_check_write+0x14/0x20 [ 876.314965] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 876.319296] ? finish_task_switch+0x2f5/0x900 [ 876.322780] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 876.328250] ? __switch_to_asm+0x40/0x70 [ 876.331591] ksoftirqd/0 cpuset= [ 876.335821] ? preempt_notifier_register+0x200/0x200 [ 876.342282] / [ 876.346772] ? __switch_to_asm+0x34/0x70 [ 876.357065] mems_allowed=0 [ 876.378125] ? __switch_to_asm+0x40/0x70 [ 876.382184] ? __switch_to_asm+0x34/0x70 [ 876.386240] ? __switch_to_asm+0x40/0x70 [ 876.390300] ? __switch_to_asm+0x34/0x70 [ 876.394361] ? __switch_to_asm+0x40/0x70 [ 876.398434] ? pvclock_read_flags+0x160/0x160 [ 876.402932] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 876.408470] ? check_preemption_disabled+0x48/0x200 [ 876.413497] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 876.419035] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 876.424325] ? rcu_pm_notify+0xc0/0xc0 [ 876.428217] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 876.433756] ? check_preemption_disabled+0x48/0x200 [ 876.438781] run_timer_softirq+0x52/0xb0 [ 876.442850] ? rcu_read_lock_sched_held+0x108/0x120 [ 876.447876] __do_softirq+0x30b/0xad8 [ 876.451705] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 876.456810] ? smpboot_thread_fn+0x334/0xa00 [ 876.461229] ? schedule+0x108/0x460 [ 876.464866] ? __schedule+0x1ed0/0x1ed0 [ 876.468853] ? trace_hardirqs_off+0xb8/0x310 [ 876.473264] ? ___might_sleep+0x1ed/0x300 [ 876.477417] ? smpboot_thread_fn+0x68b/0xa00 [ 876.481827] ? trace_hardirqs_on+0x310/0x310 [ 876.486242] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 876.491781] ? check_preemption_disabled+0x48/0x200 [ 876.496796] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 876.502335] ? takeover_tasklets+0xa90/0xa90 [ 876.506746] run_ksoftirqd+0x94/0x100 [ 876.510549] smpboot_thread_fn+0x68b/0xa00 [ 876.514787] ? sort_range+0x30/0x30 [ 876.518416] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 876.523524] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 876.529075] ? __kthread_parkme+0xfb/0x1a0 [ 876.533324] kthread+0x35a/0x420 [ 876.536692] ? sort_range+0x30/0x30 [ 876.540317] ? kthread_bind+0x40/0x40 [ 876.544124] ret_from_fork+0x3a/0x50 [ 876.547864] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 876.547939] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 876.554716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 876.554721] Call Trace: [ 876.554742] dump_stack+0x1c4/0x2b4 [ 876.554757] ? dump_stack_print_info.cold.2+0x52/0x52 [ 876.554786] warn_alloc.cold.119+0xb7/0x1bd [ 876.561321] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 876.570617] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 876.573261] ksoftirqd/1 cpuset= [ 876.576880] ? lock_downgrade+0x900/0x900 [ 876.582050] / [ 876.586372] ? trace_hardirqs_off+0xb8/0x310 [ 876.596656] mems_allowed=0 [ 876.601490] ? trace_hardirqs_off+0xb8/0x310 [ 876.622283] __alloc_pages_slowpath+0x2667/0x2d80 [ 876.627158] ? warn_alloc+0x120/0x120 [ 876.630968] ? warn_alloc+0x120/0x120 [ 876.634775] ? print_usage_bug+0xc0/0xc0 [ 876.638835] ? warn_alloc+0x120/0x120 [ 876.642641] ? print_usage_bug+0xc0/0xc0 [ 876.646709] ? __lock_acquire+0x7ec/0x4ec0 [ 876.650951] ? __lock_acquire+0x7ec/0x4ec0 [ 876.655188] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 876.660732] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 876.666274] ? should_fail+0x22d/0xd01 [ 876.670168] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 876.675272] ? __lock_acquire+0x7ec/0x4ec0 [ 876.679510] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 876.684610] ? __lock_acquire+0x7ec/0x4ec0 [ 876.688842] ? should_fail+0x22d/0xd01 [ 876.692741] ? mark_held_locks+0x130/0x130 [ 876.696982] ? mark_held_locks+0x130/0x130 [ 876.701226] ? graph_lock+0x170/0x170 [ 876.705029] ? print_usage_bug+0xc0/0xc0 [ 876.709100] ? graph_lock+0x170/0x170 [ 876.712904] ? print_usage_bug+0xc0/0xc0 [ 876.716966] ? wq_watchdog_touch+0x9c/0xfe [ 876.721205] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 876.726741] ? check_preemption_disabled+0x48/0x200 [ 876.731755] ? check_preemption_disabled+0x48/0x200 [ 876.736798] ? __lock_is_held+0xb5/0x140 [ 876.740871] __alloc_pages_nodemask+0xa80/0xde0 [ 876.745542] ? graph_lock+0x170/0x170 [ 876.749356] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 876.754372] ? graph_lock+0x170/0x170 [ 876.758181] ? find_held_lock+0x36/0x1c0 [ 876.762254] ? ____cache_alloc_node+0x1c7/0x1e0 [ 876.766928] ? lock_downgrade+0x900/0x900 [ 876.771099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 876.776650] cache_grow_begin+0x91/0x8c0 [ 876.780714] ? do_raw_spin_unlock+0xa7/0x2f0 [ 876.785138] fallback_alloc+0x203/0x2e0 [ 876.789119] ____cache_alloc_node+0x1c7/0x1e0 [ 876.793621] kmem_cache_alloc_node+0xe3/0x730 [ 876.798120] ? ipv6_get_ifaddr+0x42e/0x620 [ 876.802370] __alloc_skb+0x119/0x770 [ 876.806090] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 876.811377] ? skb_scrub_packet+0x490/0x490 [ 876.815703] ? lock_downgrade+0x900/0x900 [ 876.819872] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 876.825414] ? refcount_sub_and_test_checked+0x203/0x310 [ 876.830873] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 876.836327] ? addrconf_rs_timer+0x6f0/0x6f0 [ 876.840759] ndisc_alloc_skb+0x144/0x340 [ 876.844829] ndisc_send_rs+0x331/0x6e0 [ 876.848726] addrconf_rs_timer+0x3c0/0x6f0 [ 876.853452] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 876.857702] call_timer_fn+0x272/0x920 [ 876.861593] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 876.865831] ? process_timeout+0x40/0x40 [ 876.869889] ? find_held_lock+0x36/0x1c0 [ 876.873956] ? __run_timers+0x7da/0xc70 [ 876.877934] ? _raw_spin_unlock_irq+0x27/0x80 [ 876.882427] ? _raw_spin_unlock_irq+0x27/0x80 [ 876.886924] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 876.891162] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 876.895747] ? trace_hardirqs_on+0xbd/0x310 [ 876.900080] ? kasan_check_read+0x11/0x20 [ 876.904231] ? __run_timers+0x7da/0xc70 [ 876.908206] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 876.913664] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 876.917905] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 876.922144] __run_timers+0x7e5/0xc70 [ 876.925947] ? find_held_lock+0x36/0x1c0 [ 876.930021] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 876.935399] ? _raw_spin_unlock_irq+0x27/0x80 [ 876.939894] ? _raw_spin_unlock_irq+0x27/0x80 [ 876.944391] ? lockdep_hardirqs_on+0x421/0x5c0 [ 876.948975] ? trace_hardirqs_on+0xbd/0x310 [ 876.953295] ? kasan_check_read+0x11/0x20 [ 876.957445] ? finish_task_switch+0x1f5/0x900 [ 876.962051] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 876.967503] ? compat_start_thread+0x80/0x80 [ 876.971929] ? pvclock_read_flags+0x160/0x160 [ 876.976429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 876.982266] ? check_preemption_disabled+0x48/0x200 [ 876.987294] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 876.992841] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 876.998122] ? rcu_pm_notify+0xc0/0xc0 [ 877.002013] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 877.007558] ? check_preemption_disabled+0x48/0x200 [ 877.012585] run_timer_softirq+0x52/0xb0 [ 877.016647] ? rcu_read_lock_sched_held+0x108/0x120 [ 877.021666] __do_softirq+0x30b/0xad8 [ 877.025484] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 877.030590] ? trace_hardirqs_off+0x310/0x310 [ 877.035097] ? schedule+0x108/0x460 [ 877.038733] ? trace_hardirqs_off+0xb8/0x310 [ 877.043143] ? smpboot_thread_fn+0x68b/0xa00 [ 877.047642] ? trace_hardirqs_on+0x310/0x310 [ 877.052061] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 877.057599] ? check_preemption_disabled+0x48/0x200 [ 877.062621] ? takeover_tasklets+0xa90/0xa90 [ 877.067034] run_ksoftirqd+0x94/0x100 [ 877.070847] smpboot_thread_fn+0x68b/0xa00 [ 877.075084] ? sort_range+0x30/0x30 [ 877.078715] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 877.083818] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 877.089371] ? __kthread_parkme+0xfb/0x1a0 [ 877.093610] kthread+0x35a/0x420 [ 877.096975] ? sort_range+0x30/0x30 [ 877.100599] ? kthread_bind+0x40/0x40 [ 877.104401] ret_from_fork+0x3a/0x50 [ 877.108132] warn_alloc_show_mem: 1 callbacks suppressed [ 877.108145] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 877.108147] Mem-Info: [ 877.108180] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 877.108180] active_file:11 inactive_file:16 isolated_file:0 [ 877.108180] unevictable:0 dirty:0 writeback:0 unstable:0 [ 877.108180] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 877.108180] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 877.108180] free:13666 free_pcp:452 free_cma:0 [ 877.113516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 877.120451] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 877.122848] Call Trace: [ 877.155743] Node 0 [ 877.165106] dump_stack+0x1c4/0x2b4 [ 877.192611] 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 [ 877.195175] ? dump_stack_print_info.cold.2+0x52/0x52 [ 877.197381] lowmem_reserve[]: [ 877.201013] warn_alloc.cold.119+0xb7/0x1bd [ 877.226483] 0 [ 877.231670] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 877.234749] 2817 [ 877.239073] ? lock_downgrade+0x900/0x900 [ 877.240851] 6321 [ 877.245687] ? trace_hardirqs_off+0xb8/0x310 [ 877.247716] 6321 [ 877.251869] ? trace_hardirqs_off+0xb8/0x310 [ 877.253906] Node 0 [ 877.258310] __alloc_pages_slowpath+0x2667/0x2d80 [ 877.260375] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 877.264768] ? mark_held_locks+0x130/0x130 [ 877.266956] lowmem_reserve[]: 0 [ 877.271805] ? warn_alloc+0x120/0x120 [ 877.298668] 0 3503 [ 877.302921] ? warn_alloc+0x120/0x120 [ 877.306170] 3503 [ 877.309964] ? print_usage_bug+0xc0/0xc0 [ 877.315966] ? warn_alloc+0x120/0x120 [ 877.318007] Node 0 [ 877.322066] ? print_usage_bug+0xc0/0xc0 [ 877.325872] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 877.328082] ? __lock_acquire+0x7ec/0x4ec0 [ 877.332114] lowmem_reserve[]: 0 [ 877.360585] ? __lock_acquire+0x7ec/0x4ec0 [ 877.364792] 0 [ 877.368070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 877.372278] 0 [ 877.374082] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 877.379584] 0 [ 877.381389] ? should_fail+0x22d/0xd01 [ 877.386899] Node 0 [ 877.388696] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 877.392550] DMA: 1*4kB [ 877.394792] ? __lock_acquire+0x7ec/0x4ec0 [ 877.399866] (U) [ 877.402447] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 877.406646] 0*8kB 0*16kB [ 877.408625] ? __lock_acquire+0x7ec/0x4ec0 [ 877.413695] 1*32kB (U) [ 877.416460] ? should_fail+0x22d/0xd01 [ 877.420661] 2*64kB (U) [ 877.423253] ? mark_held_locks+0x130/0x130 [ 877.427186] 1*128kB (U) [ 877.429773] ? mark_held_locks+0x130/0x130 [ 877.433984] 1*256kB [ 877.436647] ? graph_lock+0x170/0x170 [ 877.440857] (U) [ 877.443171] ? print_usage_bug+0xc0/0xc0 [ 877.446948] 0*512kB [ 877.448916] ? graph_lock+0x170/0x170 [ 877.452951] 1*1024kB [ 877.455266] ? print_usage_bug+0xc0/0xc0 [ 877.459061] (U) [ 877.461466] ? wq_watchdog_touch+0x9c/0xfe [ 877.465499] 1*2048kB [ 877.467471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 877.471692] (M) [ 877.474097] ? check_preemption_disabled+0x48/0x200 [ 877.479606] 3*4096kB (M) [ 877.481583] ? check_preemption_disabled+0x48/0x200 [ 877.486569] = 15908kB [ 877.486578] Node 0 [ 877.489341] ? __lock_is_held+0xb5/0x140 [ 877.494324] DMA32: 1*4kB [ 877.496739] __alloc_pages_nodemask+0xa80/0xde0 [ 877.498947] (U) [ 877.502999] ? graph_lock+0x170/0x170 [ 877.505731] 0*8kB [ 877.510409] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 877.512366] 2*16kB [ 877.516157] ? graph_lock+0x170/0x170 [ 877.518282] (UM) [ 877.523301] ? find_held_lock+0x36/0x1c0 [ 877.525501] 2*32kB (M) [ 877.529310] ? ____cache_alloc_node+0x1c7/0x1e0 [ 877.531342] 2*64kB (M) [ 877.535409] ? lock_downgrade+0x900/0x900 [ 877.537968] 4*128kB [ 877.542631] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 877.545185] (M) [ 877.549328] cache_grow_begin+0x91/0x8c0 [ 877.551629] 4*256kB [ 877.557158] ? do_raw_spin_unlock+0xa7/0x2f0 [ 877.559103] (UM) [ 877.563160] fallback_alloc+0x203/0x2e0 [ 877.565451] 5*512kB [ 877.569861] ____cache_alloc_node+0x1c7/0x1e0 [ 877.571891] (UM) [ 877.575862] kmem_cache_alloc_node+0xe3/0x730 [ 877.578157] 2*1024kB [ 877.582648] ? ipv6_get_ifaddr+0x42e/0x620 [ 877.584681] (M) [ 877.589174] __alloc_skb+0x119/0x770 [ 877.591556] 3*2048kB [ 877.595786] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 877.597732] (UM) [ 877.601440] ? skb_scrub_packet+0x490/0x490 [ 877.603822] 3*4096kB [ 877.609094] ? lock_downgrade+0x900/0x900 [ 877.611132] (M) [ 877.615453] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 877.617833] = 24804kB [ 877.621976] ? refcount_sub_and_test_checked+0x203/0x310 [ 877.623925] Node 0 [ 877.629451] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 877.631833] Normal: 172*4kB [ 877.637304] ? addrconf_rs_timer+0x6f0/0x6f0 [ 877.639515] (UMEH) [ 877.644964] ndisc_alloc_skb+0x144/0x340 [ 877.647948] 656*8kB [ 877.652358] ndisc_send_rs+0x331/0x6e0 [ 877.654567] (UMEH) [ 877.658633] addrconf_rs_timer+0x3c0/0x6f0 [ 877.660925] 279*16kB [ 877.664807] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 877.667015] (UMEH) [ 877.671254] call_timer_fn+0x272/0x920 [ 877.673629] 75*32kB [ 877.677864] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 877.680072] (UMH) [ 877.683961] ? process_timeout+0x40/0x40 [ 877.686259] 2*64kB [ 877.690489] ? find_held_lock+0x36/0x1c0 [ 877.692612] (UH) [ 877.696676] ? __run_timers+0x7da/0xc70 [ 877.698878] 0*128kB [ 877.702951] ? _raw_spin_unlock_irq+0x27/0x80 [ 877.704990] 0*256kB [ 877.708957] ? _raw_spin_unlock_irq+0x27/0x80 [ 877.711254] 2*512kB [ 877.715745] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 877.718048] (U) [ 877.722535] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 877.724830] 0*1024kB [ 877.729068] ? trace_hardirqs_on+0xbd/0x310 [ 877.731017] 0*2048kB [ 877.735592] ? kasan_check_read+0x11/0x20 [ 877.737974] 0*4096kB [ 877.742292] ? __run_timers+0x7da/0xc70 [ 877.744677] = 13952kB [ 877.748823] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 877.751212] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 877.755178] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 877.757564] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 877.763001] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 877.771808] 406 total pagecache pages [ 877.776034] __run_timers+0x7e5/0xc70 [ 877.784617] 0 pages in swap cache [ 877.788858] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 877.792614] Swap cache stats: add 0, delete 0, find 0/0 [ 877.792623] Free swap = 0kB [ 877.796414] ? compat_start_thread+0x80/0x80 [ 877.799848] Total swap = 0kB [ 877.805204] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 877.810540] 1965979 pages RAM [ 877.813571] ? kasan_check_write+0x14/0x20 [ 877.817943] 0 pages HighMem/MovableOnly [ 877.817952] 342745 pages reserved [ 877.820967] ? finish_task_switch+0x2f5/0x900 [ 877.826471] 0 pages cma reserved [ 877.826551] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 877.829573] ? __switch_to_asm+0x40/0x70 [ 877.829592] ? preempt_notifier_register+0x200/0x200 [ 877.833863] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 877.837773] ? __switch_to_asm+0x34/0x70 [ 877.841204] ksoftirqd/0 cpuset= [ 877.845688] ? __switch_to_asm+0x40/0x70 [ 877.845704] ? __switch_to_asm+0x34/0x70 [ 877.849053] / [ 877.855546] ? __switch_to_asm+0x40/0x70 [ 877.859585] mems_allowed=0 [ 877.864678] ? __switch_to_asm+0x34/0x70 [ 877.903077] ? __switch_to_asm+0x40/0x70 [ 877.907153] ? pvclock_read_flags+0x160/0x160 [ 877.911649] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 877.917185] ? check_preemption_disabled+0x48/0x200 [ 877.922212] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 877.927748] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 877.933027] ? rcu_pm_notify+0xc0/0xc0 [ 877.936921] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 877.942462] ? check_preemption_disabled+0x48/0x200 [ 877.947486] run_timer_softirq+0x52/0xb0 [ 877.951551] ? rcu_read_lock_sched_held+0x108/0x120 [ 877.956567] __do_softirq+0x30b/0xad8 [ 877.960380] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 877.965491] ? smpboot_thread_fn+0x334/0xa00 [ 877.970253] ? schedule+0x108/0x460 [ 877.973885] ? __schedule+0x1ed0/0x1ed0 [ 877.977871] ? trace_hardirqs_off+0xb8/0x310 [ 877.982771] ? ___might_sleep+0x1ed/0x300 [ 877.986917] ? smpboot_thread_fn+0x68b/0xa00 [ 877.991330] ? trace_hardirqs_on+0x310/0x310 [ 877.995743] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 878.001283] ? check_preemption_disabled+0x48/0x200 [ 878.006301] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 878.011853] ? takeover_tasklets+0xa90/0xa90 [ 878.016269] run_ksoftirqd+0x94/0x100 [ 878.020076] smpboot_thread_fn+0x68b/0xa00 [ 878.024317] ? sort_range+0x30/0x30 [ 878.027952] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 878.033062] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 878.038607] ? __kthread_parkme+0xfb/0x1a0 [ 878.042857] kthread+0x35a/0x420 [ 878.046228] ? sort_range+0x30/0x30 [ 878.049860] ? kthread_bind+0x40/0x40 [ 878.053666] ret_from_fork+0x3a/0x50 [ 878.057402] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 878.057476] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 878.064241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 878.064247] Call Trace: [ 878.064265] dump_stack+0x1c4/0x2b4 [ 878.064284] ? dump_stack_print_info.cold.2+0x52/0x52 [ 878.070830] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 878.080120] warn_alloc.cold.119+0xb7/0x1bd [ 878.082669] ksoftirqd/1 cpuset= [ 878.086287] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 878.091450] / [ 878.101760] ? lock_downgrade+0x900/0x900 [ 878.106062] mems_allowed=0 [ 878.109341] ? trace_hardirqs_off+0xb8/0x310 [ 878.127308] ? trace_hardirqs_off+0xb8/0x310 [ 878.131745] __alloc_pages_slowpath+0x2667/0x2d80 [ 878.136620] ? warn_alloc+0x120/0x120 [ 878.140424] ? warn_alloc+0x120/0x120 [ 878.144229] ? print_usage_bug+0xc0/0xc0 [ 878.148289] ? warn_alloc+0x120/0x120 [ 878.152089] ? print_usage_bug+0xc0/0xc0 [ 878.156151] ? __lock_acquire+0x7ec/0x4ec0 [ 878.160387] ? __lock_acquire+0x7ec/0x4ec0 [ 878.164621] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 878.170157] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 878.175695] ? should_fail+0x22d/0xd01 [ 878.179586] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 878.184691] ? __lock_acquire+0x7ec/0x4ec0 [ 878.188931] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 878.194033] ? __lock_acquire+0x7ec/0x4ec0 [ 878.198282] ? should_fail+0x22d/0xd01 [ 878.202179] ? mark_held_locks+0x130/0x130 [ 878.206416] ? mark_held_locks+0x130/0x130 [ 878.210651] ? graph_lock+0x170/0x170 [ 878.214449] ? print_usage_bug+0xc0/0xc0 [ 878.218511] ? graph_lock+0x170/0x170 [ 878.222309] ? print_usage_bug+0xc0/0xc0 [ 878.226372] ? wq_watchdog_touch+0x9c/0xfe [ 878.230611] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 878.236147] ? check_preemption_disabled+0x48/0x200 [ 878.241158] ? check_preemption_disabled+0x48/0x200 [ 878.246185] ? __lock_is_held+0xb5/0x140 [ 878.250257] __alloc_pages_nodemask+0xa80/0xde0 [ 878.254928] ? graph_lock+0x170/0x170 [ 878.258734] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 878.263748] ? graph_lock+0x170/0x170 [ 878.267566] ? find_held_lock+0x36/0x1c0 [ 878.271638] ? ____cache_alloc_node+0x1c7/0x1e0 [ 878.276310] ? lock_downgrade+0x900/0x900 [ 878.280472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 878.286018] cache_grow_begin+0x91/0x8c0 [ 878.290092] ? do_raw_spin_unlock+0xa7/0x2f0 [ 878.294509] fallback_alloc+0x203/0x2e0 [ 878.298489] ____cache_alloc_node+0x1c7/0x1e0 [ 878.302990] kmem_cache_alloc_node+0xe3/0x730 [ 878.307488] ? ipv6_get_ifaddr+0x42e/0x620 [ 878.311733] __alloc_skb+0x119/0x770 [ 878.315452] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 878.320735] ? skb_scrub_packet+0x490/0x490 [ 878.325064] ? lock_downgrade+0x900/0x900 [ 878.329221] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 878.334761] ? refcount_sub_and_test_checked+0x203/0x310 [ 878.340217] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 878.345671] ? addrconf_rs_timer+0x6f0/0x6f0 [ 878.350094] ndisc_alloc_skb+0x144/0x340 [ 878.354160] ndisc_send_rs+0x331/0x6e0 [ 878.358060] addrconf_rs_timer+0x3c0/0x6f0 [ 878.362306] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 878.366565] call_timer_fn+0x272/0x920 [ 878.370449] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 878.374685] ? process_timeout+0x40/0x40 [ 878.378745] ? find_held_lock+0x36/0x1c0 [ 878.382816] ? __run_timers+0x7da/0xc70 [ 878.386793] ? _raw_spin_unlock_irq+0x27/0x80 [ 878.391286] ? _raw_spin_unlock_irq+0x27/0x80 [ 878.395788] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 878.400027] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 878.404620] ? trace_hardirqs_on+0xbd/0x310 [ 878.408944] ? kasan_check_read+0x11/0x20 [ 878.413093] ? __run_timers+0x7da/0xc70 [ 878.417074] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 878.422534] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 878.426774] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 878.431009] __run_timers+0x7e5/0xc70 [ 878.434815] ? find_held_lock+0x36/0x1c0 [ 878.438890] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 878.444283] ? _raw_spin_unlock_irq+0x27/0x80 [ 878.448780] ? _raw_spin_unlock_irq+0x27/0x80 [ 878.453277] ? lockdep_hardirqs_on+0x421/0x5c0 [ 878.457863] ? trace_hardirqs_on+0xbd/0x310 [ 878.462187] ? kasan_check_read+0x11/0x20 [ 878.466343] ? finish_task_switch+0x1f5/0x900 [ 878.470844] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 878.476293] ? compat_start_thread+0x80/0x80 [ 878.480722] ? pvclock_read_flags+0x160/0x160 [ 878.485223] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 878.490759] ? check_preemption_disabled+0x48/0x200 [ 878.495784] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 878.501321] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 878.506624] ? rcu_pm_notify+0xc0/0xc0 [ 878.510514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 878.516060] ? check_preemption_disabled+0x48/0x200 [ 878.521085] run_timer_softirq+0x52/0xb0 [ 878.525148] ? rcu_read_lock_sched_held+0x108/0x120 [ 878.530166] __do_softirq+0x30b/0xad8 [ 878.533981] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 878.539083] ? trace_hardirqs_off+0x310/0x310 [ 878.543586] ? schedule+0x108/0x460 [ 878.547222] ? trace_hardirqs_off+0xb8/0x310 [ 878.551717] ? smpboot_thread_fn+0x68b/0xa00 [ 878.556130] ? trace_hardirqs_on+0x310/0x310 [ 878.560542] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 878.566088] ? check_preemption_disabled+0x48/0x200 [ 878.571111] ? takeover_tasklets+0xa90/0xa90 [ 878.575524] run_ksoftirqd+0x94/0x100 [ 878.579325] smpboot_thread_fn+0x68b/0xa00 [ 878.583568] ? sort_range+0x30/0x30 [ 878.587195] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 878.592299] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 878.597835] ? __kthread_parkme+0xfb/0x1a0 [ 878.602083] kthread+0x35a/0x420 [ 878.605447] ? sort_range+0x30/0x30 [ 878.609077] ? kthread_bind+0x40/0x40 [ 878.612879] ret_from_fork+0x3a/0x50 [ 878.616606] warn_alloc_show_mem: 1 callbacks suppressed [ 878.616618] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 878.616620] Mem-Info: [ 878.616653] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 878.616653] active_file:11 inactive_file:16 isolated_file:0 [ 878.616653] unevictable:0 dirty:0 writeback:0 unstable:0 [ 878.616653] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 878.616653] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 878.616653] free:13666 free_pcp:452 free_cma:0 [ 878.621990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 878.628917] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 878.631315] Call Trace: [ 878.664192] Node 0 [ 878.673550] dump_stack+0x1c4/0x2b4 [ 878.701058] 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 [ 878.703619] ? dump_stack_print_info.cold.2+0x52/0x52 [ 878.705819] lowmem_reserve[]: [ 878.709454] warn_alloc.cold.119+0xb7/0x1bd [ 878.734940] 0 2817 [ 878.740147] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 878.743217] 6321 [ 878.747530] ? lock_downgrade+0x900/0x900 [ 878.749743] 6321 [ 878.754578] ? trace_hardirqs_off+0xb8/0x310 [ 878.760756] ? trace_hardirqs_off+0xb8/0x310 [ 878.762793] Node 0 [ 878.767202] __alloc_pages_slowpath+0x2667/0x2d80 [ 878.771605] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 878.773830] ? mark_held_locks+0x130/0x130 [ 878.778626] lowmem_reserve[]: 0 [ 878.805536] ? warn_alloc+0x120/0x120 [ 878.809744] 0 [ 878.813016] ? warn_alloc+0x120/0x120 [ 878.816786] 3503 3503 [ 878.818594] ? print_usage_bug+0xc0/0xc0 [ 878.824866] ? warn_alloc+0x120/0x120 [ 878.828904] Node 0 [ 878.832693] ? print_usage_bug+0xc0/0xc0 [ 878.832727] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 878.832735] lowmem_reserve[]: [ 878.834962] ? __lock_acquire+0x7ec/0x4ec0 [ 878.838989] 0 0 [ 878.867738] ? __lock_acquire+0x7ec/0x4ec0 [ 878.870821] 0 [ 878.875058] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 878.877002] 0 [ 878.881239] ? should_fail+0x22d/0xd01 [ 878.883019] Node 0 [ 878.888556] ? __lock_acquire+0x7ec/0x4ec0 [ 878.890330] DMA: [ 878.894214] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 878.896519] 1*4kB [ 878.900747] ? __lock_acquire+0x7ec/0x4ec0 [ 878.902788] (U) [ 878.907883] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 878.910009] 0*8kB [ 878.914237] ? __lock_acquire+0x7ec/0x4ec0 [ 878.916188] 0*16kB [ 878.921279] ? should_fail+0x22d/0xd01 [ 878.923403] 1*32kB [ 878.927633] ? mark_held_locks+0x130/0x130 [ 878.929835] (U) [ 878.933716] ? mark_held_locks+0x130/0x130 [ 878.935929] 2*64kB [ 878.940156] ? graph_lock+0x170/0x170 [ 878.942105] (U) [ 878.946331] ? print_usage_bug+0xc0/0xc0 [ 878.948549] 1*128kB [ 878.952344] ? wq_watchdog_touch+0x9c/0xfe [ 878.954302] (U) [ 878.958354] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 878.958371] ? check_preemption_disabled+0x48/0x200 [ 878.960671] 1*256kB (U) [ 878.964993] ? check_preemption_disabled+0x48/0x200 [ 878.966945] 0*512kB [ 878.972482] ? __lock_is_held+0xb5/0x140 [ 878.977460] 1*1024kB (U) [ 878.980136] __alloc_pages_nodemask+0xa80/0xde0 [ 878.985451] 1*2048kB (M) [ 878.987778] ? graph_lock+0x170/0x170 [ 878.991810] 3*4096kB (M) [ 878.994577] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 878.999212] = 15908kB [ 878.999221] Node 0 [ 879.001971] ? graph_lock+0x170/0x170 [ 879.005748] DMA32: [ 879.008505] ? find_held_lock+0x36/0x1c0 [ 879.013488] 1*4kB [ 879.015896] ? ____cache_alloc_node+0x1c7/0x1e0 [ 879.018101] (U) [ 879.021892] ? lock_downgrade+0x900/0x900 [ 879.024107] 0*8kB [ 879.028163] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 879.030286] 2*16kB [ 879.034951] cache_grow_begin+0x91/0x8c0 [ 879.036903] (UM) [ 879.041053] ? do_raw_spin_unlock+0xa7/0x2f0 [ 879.043173] 2*32kB (M) [ 879.048715] fallback_alloc+0x203/0x2e0 [ 879.050922] 2*64kB [ 879.054980] ____cache_alloc_node+0x1c7/0x1e0 [ 879.057015] (M) [ 879.061420] kmem_cache_alloc_node+0xe3/0x730 [ 879.063973] 4*128kB (M) [ 879.067951] ? ipv6_get_ifaddr+0x42e/0x620 [ 879.070162] 4*256kB [ 879.074654] __alloc_skb+0x119/0x770 [ 879.076598] (UM) [ 879.081091] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 879.083738] 5*512kB [ 879.087963] ? skb_scrub_packet+0x490/0x490 [ 879.090260] (UM) [ 879.093965] ? lock_downgrade+0x900/0x900 [ 879.096003] 2*1024kB [ 879.101279] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 879.103571] (M) [ 879.107885] ? refcount_sub_and_test_checked+0x203/0x310 [ 879.109924] 3*2048kB [ 879.114070] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 879.116448] (UM) 3*4096kB [ 879.121998] ? addrconf_rs_timer+0x6f0/0x6f0 [ 879.123950] (M) [ 879.129403] ndisc_alloc_skb+0x144/0x340 [ 879.131789] = 24804kB [ 879.137234] ndisc_send_rs+0x331/0x6e0 [ 879.140056] Node 0 [ 879.144462] addrconf_rs_timer+0x3c0/0x6f0 [ 879.146413] Normal: [ 879.150473] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 879.152859] 172*4kB [ 879.156751] call_timer_fn+0x272/0x920 [ 879.158956] (UMEH) [ 879.163184] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 879.165481] 656*8kB [ 879.169716] ? process_timeout+0x40/0x40 [ 879.172014] (UMEH) [ 879.175898] ? find_held_lock+0x36/0x1c0 [ 879.178113] 279*16kB [ 879.182344] ? __run_timers+0x7da/0xc70 [ 879.184642] (UMEH) [ 879.188699] ? _raw_spin_unlock_irq+0x27/0x80 [ 879.190909] 75*32kB [ 879.194960] ? _raw_spin_unlock_irq+0x27/0x80 [ 879.197344] (UMH) [ 879.201314] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 879.203525] 2*64kB [ 879.208014] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 879.210314] (UH) [ 879.214806] ? trace_hardirqs_on+0xbd/0x310 [ 879.216924] 0*128kB 0*256kB [ 879.221163] ? kasan_check_read+0x11/0x20 [ 879.223375] 2*512kB [ 879.227947] ? __run_timers+0x7da/0xc70 [ 879.229981] (U) [ 879.234296] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 879.237287] 0*1024kB [ 879.241434] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 879.243721] 0*2048kB [ 879.247686] __run_timers+0x7e5/0xc70 [ 879.249634] 0*4096kB [ 879.255086] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 879.257464] = 13952kB [ 879.261687] ? compat_start_thread+0x80/0x80 [ 879.264080] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 879.267869] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 879.270259] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 879.275617] ? kasan_check_write+0x14/0x20 [ 879.278000] 406 total pagecache pages [ 879.282404] ? finish_task_switch+0x2f5/0x900 [ 879.291221] 0 pages in swap cache [ 879.296753] ? __switch_to_asm+0x40/0x70 [ 879.305308] Swap cache stats: add 0, delete 0, find 0/0 [ 879.309532] ? preempt_notifier_register+0x200/0x200 [ 879.313297] Free swap = 0kB [ 879.313306] Total swap = 0kB [ 879.317796] ? __switch_to_asm+0x34/0x70 [ 879.321227] 1965979 pages RAM [ 879.325282] ? __switch_to_asm+0x40/0x70 [ 879.330613] 0 pages HighMem/MovableOnly [ 879.330622] 342745 pages reserved [ 879.335719] ? __switch_to_asm+0x34/0x70 [ 879.338710] 0 pages cma reserved [ 879.341722] ? __switch_to_asm+0x40/0x70 [ 879.345828] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 879.348908] ? __switch_to_asm+0x34/0x70 [ 879.348924] ? __switch_to_asm+0x40/0x70 [ 879.353024] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 879.356933] ? pvclock_read_flags+0x160/0x160 [ 879.360362] ksoftirqd/0 cpuset= [ 879.364416] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 879.367755] / [ 879.371811] ? check_preemption_disabled+0x48/0x200 [ 879.378278] mems_allowed=0 [ 879.382333] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 879.425058] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 879.430339] ? rcu_pm_notify+0xc0/0xc0 [ 879.434228] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 879.439768] ? check_preemption_disabled+0x48/0x200 [ 879.444790] run_timer_softirq+0x52/0xb0 [ 879.448862] ? rcu_read_lock_sched_held+0x108/0x120 [ 879.453886] __do_softirq+0x30b/0xad8 [ 879.457698] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 879.462806] ? smpboot_thread_fn+0x334/0xa00 [ 879.467226] ? schedule+0x108/0x460 [ 879.470861] ? __schedule+0x1ed0/0x1ed0 [ 879.474850] ? trace_hardirqs_off+0xb8/0x310 [ 879.479260] ? ___might_sleep+0x1ed/0x300 [ 879.483404] ? smpboot_thread_fn+0x68b/0xa00 [ 879.487816] ? trace_hardirqs_on+0x310/0x310 [ 879.492241] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 879.497778] ? check_preemption_disabled+0x48/0x200 [ 879.502791] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 879.508333] ? takeover_tasklets+0xa90/0xa90 [ 879.512747] run_ksoftirqd+0x94/0x100 [ 879.516551] smpboot_thread_fn+0x68b/0xa00 [ 879.520792] ? sort_range+0x30/0x30 [ 879.524426] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 879.529531] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 879.535073] ? __kthread_parkme+0xfb/0x1a0 [ 879.539316] kthread+0x35a/0x420 [ 879.542684] ? sort_range+0x30/0x30 [ 879.546308] ? kthread_bind+0x40/0x40 [ 879.550115] ret_from_fork+0x3a/0x50 [ 879.553849] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 879.553927] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 879.560685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 879.560690] Call Trace: [ 879.560708] dump_stack+0x1c4/0x2b4 [ 879.560730] ? dump_stack_print_info.cold.2+0x52/0x52 [ 879.567291] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 879.576567] warn_alloc.cold.119+0xb7/0x1bd [ 879.579117] ksoftirqd/1 cpuset= [ 879.582737] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 879.587897] / [ 879.598204] ? lock_downgrade+0x900/0x900 [ 879.602525] mems_allowed=0 [ 879.605797] ? trace_hardirqs_off+0xb8/0x310 [ 879.623759] ? trace_hardirqs_off+0xb8/0x310 [ 879.628177] __alloc_pages_slowpath+0x2667/0x2d80 [ 879.633059] ? warn_alloc+0x120/0x120 [ 879.636867] ? warn_alloc+0x120/0x120 [ 879.640671] ? print_usage_bug+0xc0/0xc0 [ 879.644735] ? warn_alloc+0x120/0x120 [ 879.648539] ? print_usage_bug+0xc0/0xc0 [ 879.652602] ? __lock_acquire+0x7ec/0x4ec0 [ 879.656840] ? __lock_acquire+0x7ec/0x4ec0 [ 879.661077] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 879.666617] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 879.672157] ? should_fail+0x22d/0xd01 [ 879.676058] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 879.681344] ? __lock_acquire+0x7ec/0x4ec0 [ 879.685584] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 879.690682] ? __lock_acquire+0x7ec/0x4ec0 [ 879.694912] ? should_fail+0x22d/0xd01 [ 879.698810] ? mark_held_locks+0x130/0x130 [ 879.703084] ? mark_held_locks+0x130/0x130 [ 879.707319] ? graph_lock+0x170/0x170 [ 879.711128] ? print_usage_bug+0xc0/0xc0 [ 879.715189] ? graph_lock+0x170/0x170 [ 879.718989] ? print_usage_bug+0xc0/0xc0 [ 879.723057] ? wq_watchdog_touch+0x9c/0xfe [ 879.727296] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 879.732836] ? check_preemption_disabled+0x48/0x200 [ 879.737850] ? check_preemption_disabled+0x48/0x200 [ 879.742879] ? __lock_is_held+0xb5/0x140 [ 879.746950] __alloc_pages_nodemask+0xa80/0xde0 [ 879.751665] ? graph_lock+0x170/0x170 [ 879.755468] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 879.760498] ? graph_lock+0x170/0x170 [ 879.764312] ? find_held_lock+0x36/0x1c0 [ 879.768389] ? ____cache_alloc_node+0x1c7/0x1e0 [ 879.773067] ? lock_downgrade+0x900/0x900 [ 879.777225] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 879.782772] cache_grow_begin+0x91/0x8c0 [ 879.786834] ? do_raw_spin_unlock+0xa7/0x2f0 [ 879.791250] fallback_alloc+0x203/0x2e0 [ 879.795234] ____cache_alloc_node+0x1c7/0x1e0 [ 879.799736] kmem_cache_alloc_node+0xe3/0x730 [ 879.804248] ? ipv6_get_ifaddr+0x42e/0x620 [ 879.808507] __alloc_skb+0x119/0x770 [ 879.812223] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 879.817504] ? skb_scrub_packet+0x490/0x490 [ 879.821824] ? lock_downgrade+0x900/0x900 [ 879.825979] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 879.831517] ? refcount_sub_and_test_checked+0x203/0x310 [ 879.836971] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 879.842421] ? addrconf_rs_timer+0x6f0/0x6f0 [ 879.846844] ndisc_alloc_skb+0x144/0x340 [ 879.851070] ndisc_send_rs+0x331/0x6e0 [ 879.854970] addrconf_rs_timer+0x3c0/0x6f0 [ 879.859211] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 879.863459] call_timer_fn+0x272/0x920 [ 879.867352] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 879.871591] ? process_timeout+0x40/0x40 [ 879.875650] ? find_held_lock+0x36/0x1c0 [ 879.879722] ? __run_timers+0x7da/0xc70 [ 879.883701] ? _raw_spin_unlock_irq+0x27/0x80 [ 879.888194] ? _raw_spin_unlock_irq+0x27/0x80 [ 879.892690] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 879.896926] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 879.901507] ? trace_hardirqs_on+0xbd/0x310 [ 879.905831] ? kasan_check_read+0x11/0x20 [ 879.909985] ? __run_timers+0x7da/0xc70 [ 879.913965] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 879.919424] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 879.923666] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 879.927902] __run_timers+0x7e5/0xc70 [ 879.931701] ? find_held_lock+0x36/0x1c0 [ 879.935777] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 879.941141] ? _raw_spin_unlock_irq+0x27/0x80 [ 879.945638] ? _raw_spin_unlock_irq+0x27/0x80 [ 879.950136] ? lockdep_hardirqs_on+0x421/0x5c0 [ 879.954720] ? trace_hardirqs_on+0xbd/0x310 [ 879.959053] ? kasan_check_read+0x11/0x20 [ 879.963201] ? finish_task_switch+0x1f5/0x900 [ 879.967697] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 879.973146] ? compat_start_thread+0x80/0x80 [ 879.977574] ? pvclock_read_flags+0x160/0x160 [ 879.982078] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 879.987616] ? check_preemption_disabled+0x48/0x200 [ 879.992641] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 879.998176] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 880.003453] ? rcu_pm_notify+0xc0/0xc0 [ 880.007347] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 880.012883] ? check_preemption_disabled+0x48/0x200 [ 880.017909] run_timer_softirq+0x52/0xb0 [ 880.021969] ? rcu_read_lock_sched_held+0x108/0x120 [ 880.026986] __do_softirq+0x30b/0xad8 [ 880.030799] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 880.035899] ? trace_hardirqs_off+0x310/0x310 [ 880.040403] ? schedule+0x108/0x460 [ 880.044050] ? trace_hardirqs_off+0xb8/0x310 [ 880.048460] ? smpboot_thread_fn+0x68b/0xa00 [ 880.052871] ? trace_hardirqs_on+0x310/0x310 [ 880.057282] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 880.062818] ? check_preemption_disabled+0x48/0x200 [ 880.067842] ? takeover_tasklets+0xa90/0xa90 [ 880.072257] run_ksoftirqd+0x94/0x100 [ 880.076066] smpboot_thread_fn+0x68b/0xa00 [ 880.080304] ? sort_range+0x30/0x30 [ 880.083934] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 880.089036] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 880.094580] ? __kthread_parkme+0xfb/0x1a0 [ 880.098823] kthread+0x35a/0x420 [ 880.102192] ? sort_range+0x30/0x30 [ 880.105819] ? kthread_bind+0x40/0x40 [ 880.109626] ret_from_fork+0x3a/0x50 [ 880.113360] warn_alloc_show_mem: 1 callbacks suppressed [ 880.113372] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 880.113374] Mem-Info: [ 880.113407] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 880.113407] active_file:11 inactive_file:16 isolated_file:0 [ 880.113407] unevictable:0 dirty:0 writeback:0 unstable:0 [ 880.113407] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 880.113407] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 880.113407] free:13666 free_pcp:452 free_cma:0 [ 880.119001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 880.125934] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 880.128333] Call Trace: [ 880.166959] Node 0 [ 880.176321] dump_stack+0x1c4/0x2b4 [ 880.203818] 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 [ 880.206380] ? dump_stack_print_info.cold.2+0x52/0x52 [ 880.208586] lowmem_reserve[]: [ 880.212212] warn_alloc.cold.119+0xb7/0x1bd [ 880.237682] 0 2817 [ 880.242885] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 880.245957] 6321 [ 880.250279] ? lock_downgrade+0x900/0x900 [ 880.252487] 6321 [ 880.257324] ? trace_hardirqs_off+0xb8/0x310 [ 880.263505] ? trace_hardirqs_off+0xb8/0x310 [ 880.265546] Node 0 [ 880.269951] __alloc_pages_slowpath+0x2667/0x2d80 [ 880.274357] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 880.276579] ? mark_held_locks+0x130/0x130 [ 880.281374] lowmem_reserve[]: [ 880.308280] ? warn_alloc+0x120/0x120 [ 880.312493] 0 [ 880.315590] ? warn_alloc+0x120/0x120 [ 880.319366] 0 [ 880.321165] ? print_usage_bug+0xc0/0xc0 [ 880.324939] 3503 [ 880.326734] ? warn_alloc+0x120/0x120 [ 880.330770] 3503 [ 880.332853] ? print_usage_bug+0xc0/0xc0 [ 880.338675] ? __lock_acquire+0x7ec/0x4ec0 [ 880.342710] Node 0 [ 880.346933] ? __lock_acquire+0x7ec/0x4ec0 [ 880.346970] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 880.349173] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 880.353374] lowmem_reserve[]: 0 [ 880.381854] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 880.387363] 0 [ 880.390637] ? should_fail+0x22d/0xd01 [ 880.396141] 0 0 [ 880.397944] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 880.403791] ? __lock_acquire+0x7ec/0x4ec0 [ 880.408867] Node 0 DMA: [ 880.413094] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 880.413110] ? __lock_acquire+0x7ec/0x4ec0 [ 880.415761] 1*4kB [ 880.420853] ? should_fail+0x22d/0xd01 [ 880.425070] (U) [ 880.427220] ? mark_held_locks+0x130/0x130 [ 880.431075] 0*8kB [ 880.433049] ? mark_held_locks+0x130/0x130 [ 880.437255] 0*16kB [ 880.439576] ? mark_held_locks+0xc7/0x130 [ 880.443782] 1*32kB (U) [ 880.446023] ? print_usage_bug+0xc0/0xc0 [ 880.450143] 2*64kB (U) [ 880.452728] ? graph_lock+0x170/0x170 [ 880.456756] 1*128kB (U) [ 880.459344] ? print_usage_bug+0xc0/0xc0 [ 880.463122] 1*256kB (U) [ 880.465795] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 880.469831] 0*512kB 1*1024kB [ 880.472513] ? check_preemption_disabled+0x48/0x200 [ 880.478026] (U) [ 880.481136] ? check_preemption_disabled+0x48/0x200 [ 880.486127] 1*2048kB [ 880.488106] ? __lock_is_held+0xb5/0x140 [ 880.493084] (M) [ 880.495494] __alloc_pages_nodemask+0xa80/0xde0 [ 880.499524] 3*4096kB [ 880.501490] ? graph_lock+0x170/0x170 [ 880.506132] (M) [ 880.508538] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 880.512306] = 15908kB [ 880.512314] Node 0 [ 880.514281] ? graph_lock+0x170/0x170 [ 880.519280] DMA32: 1*4kB [ 880.521698] ? find_held_lock+0x36/0x1c0 [ 880.523905] (U) [ 880.527706] ? ____cache_alloc_node+0x1c7/0x1e0 [ 880.530435] 0*8kB [ 880.534489] ? lock_downgrade+0x900/0x900 [ 880.536438] 2*16kB [ 880.541102] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 880.543221] (UM) [ 880.547365] cache_grow_begin+0x91/0x8c0 [ 880.549573] 2*32kB (M) [ 880.555110] ? do_raw_spin_unlock+0xa7/0x2f0 [ 880.557149] 2*64kB [ 880.561203] fallback_alloc+0x203/0x2e0 [ 880.563757] (M) [ 880.568159] ____cache_alloc_node+0x1c7/0x1e0 [ 880.570370] 4*128kB [ 880.574340] kmem_cache_alloc_node+0xe3/0x730 [ 880.576296] (M) [ 880.580805] ? ipv6_get_ifaddr+0x42e/0x620 [ 880.583103] 4*256kB [ 880.587597] __alloc_skb+0x119/0x770 [ 880.589539] (UM) [ 880.593766] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 880.596071] 5*512kB [ 880.599774] ? skb_scrub_packet+0x490/0x490 [ 880.601808] (UM) [ 880.607085] ? lock_downgrade+0x900/0x900 [ 880.609381] 2*1024kB [ 880.613699] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 880.615732] (M) [ 880.619872] ? refcount_sub_and_test_checked+0x203/0x310 [ 880.622249] 3*2048kB (UM) [ 880.627792] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 880.629745] 3*4096kB [ 880.635197] ? addrconf_rs_timer+0x6f0/0x6f0 [ 880.638016] (M) [ 880.643471] ndisc_alloc_skb+0x144/0x340 [ 880.645841] = 24804kB [ 880.645850] Node 0 [ 880.650278] ndisc_send_rs+0x331/0x6e0 [ 880.652226] Normal: 172*4kB [ 880.656294] addrconf_rs_timer+0x3c0/0x6f0 [ 880.658676] (UMEH) [ 880.660906] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 880.664763] 656*8kB (UMEH) [ 880.667793] call_timer_fn+0x272/0x920 [ 880.671989] 279*16kB (UMEH) [ 880.674230] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 880.678435] 75*32kB (UMH) [ 880.681371] ? process_timeout+0x40/0x40 [ 880.685227] 2*64kB [ 880.688237] ? find_held_lock+0x36/0x1c0 [ 880.692443] (UH) [ 880.695287] ? __run_timers+0x7da/0xc70 [ 880.699315] 0*128kB 0*256kB [ 880.701557] ? _raw_spin_unlock_irq+0x27/0x80 [ 880.705589] 2*512kB [ 880.707642] ? _raw_spin_unlock_irq+0x27/0x80 [ 880.711591] (U) [ 880.714607] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 880.719067] 0*1024kB 0*2048kB [ 880.721395] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 880.725864] 0*4096kB [ 880.727840] ? trace_hardirqs_on+0xbd/0x310 [ 880.732052] = 13952kB [ 880.735237] ? kasan_check_read+0x11/0x20 [ 880.739797] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 880.742193] ? __run_timers+0x7da/0xc70 [ 880.746494] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 880.748893] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 880.753015] 406 total pagecache pages [ 880.761850] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 880.765792] 0 pages in swap cache [ 880.774361] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 880.779788] Swap cache stats: add 0, delete 0, find 0/0 [ 880.783577] __run_timers+0x7e5/0xc70 [ 880.787786] Free swap = 0kB [ 880.791243] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 880.795440] Total swap = 0kB [ 880.795448] 1965979 pages RAM [ 880.800815] ? compat_start_thread+0x80/0x80 [ 880.804589] 0 pages HighMem/MovableOnly [ 880.807599] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 880.812928] 342745 pages reserved [ 880.812937] 0 pages cma reserved [ 880.815954] ? kasan_check_write+0x14/0x20 [ 880.819123] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 880.823442] ? finish_task_switch+0x2f5/0x900 [ 880.827475] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 880.832921] ? __switch_to_asm+0x40/0x70 [ 880.836353] ksoftirqd/0 cpuset= [ 880.839715] ? preempt_notifier_register+0x200/0x200 [ 880.843919] / [ 880.850738] ? __switch_to_asm+0x34/0x70 [ 880.855216] mems_allowed=0 [ 880.865512] ? __switch_to_asm+0x40/0x70 [ 880.865528] ? __switch_to_asm+0x34/0x70 [ 880.894666] ? __switch_to_asm+0x40/0x70 [ 880.898744] ? __switch_to_asm+0x34/0x70 [ 880.902807] ? __switch_to_asm+0x40/0x70 [ 880.906884] ? pvclock_read_flags+0x160/0x160 [ 880.911384] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 880.916935] ? check_preemption_disabled+0x48/0x200 [ 880.921967] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 880.927509] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 880.932801] ? rcu_pm_notify+0xc0/0xc0 [ 880.936701] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 880.942241] ? check_preemption_disabled+0x48/0x200 [ 880.947269] run_timer_softirq+0x52/0xb0 [ 880.951332] ? rcu_read_lock_sched_held+0x108/0x120 [ 880.956351] __do_softirq+0x30b/0xad8 [ 880.960168] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 880.965274] ? smpboot_thread_fn+0x334/0xa00 [ 880.969687] ? schedule+0x108/0x460 [ 880.973319] ? __schedule+0x1ed0/0x1ed0 [ 880.977302] ? trace_hardirqs_off+0xb8/0x310 [ 880.982176] ? ___might_sleep+0x1ed/0x300 [ 880.986326] ? smpboot_thread_fn+0x68b/0xa00 [ 880.990737] ? trace_hardirqs_on+0x310/0x310 [ 880.995320] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 881.000879] ? check_preemption_disabled+0x48/0x200 [ 881.005911] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 881.011452] ? takeover_tasklets+0xa90/0xa90 [ 881.015868] run_ksoftirqd+0x94/0x100 [ 881.019677] smpboot_thread_fn+0x68b/0xa00 [ 881.023914] ? sort_range+0x30/0x30 [ 881.027545] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 881.032651] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 881.038190] ? __kthread_parkme+0xfb/0x1a0 [ 881.042433] kthread+0x35a/0x420 [ 881.045801] ? sort_range+0x30/0x30 [ 881.049427] ? kthread_bind+0x40/0x40 [ 881.053235] ret_from_fork+0x3a/0x50 [ 881.056971] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 881.057055] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 881.063808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 881.063817] Call Trace: [ 881.070390] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 881.079648] dump_stack+0x1c4/0x2b4 [ 881.082211] ksoftirqd/1 cpuset= [ 881.092516] ? dump_stack_print_info.cold.2+0x52/0x52 [ 881.096117] / [ 881.099397] warn_alloc.cold.119+0xb7/0x1bd [ 881.104557] mems_allowed=0 [ 881.106266] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 881.118312] ? lock_downgrade+0x900/0x900 [ 881.122475] ? trace_hardirqs_off+0xb8/0x310 [ 881.126889] ? trace_hardirqs_off+0xb8/0x310 [ 881.131313] __alloc_pages_slowpath+0x2667/0x2d80 [ 881.136192] ? warn_alloc+0x120/0x120 [ 881.140000] ? warn_alloc+0x120/0x120 [ 881.143806] ? print_usage_bug+0xc0/0xc0 [ 881.147871] ? warn_alloc+0x120/0x120 [ 881.151673] ? print_usage_bug+0xc0/0xc0 [ 881.155739] ? __lock_acquire+0x7ec/0x4ec0 [ 881.159971] ? __lock_acquire+0x7ec/0x4ec0 [ 881.164212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 881.169748] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 881.175837] ? should_fail+0x22d/0xd01 [ 881.179733] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 881.184837] ? __lock_acquire+0x7ec/0x4ec0 [ 881.189100] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 881.194219] ? __lock_acquire+0x7ec/0x4ec0 [ 881.198456] ? should_fail+0x22d/0xd01 [ 881.202366] ? mark_held_locks+0x130/0x130 [ 881.206603] ? mark_held_locks+0x130/0x130 [ 881.210843] ? mark_held_locks+0xc7/0x130 [ 881.214987] ? print_usage_bug+0xc0/0xc0 [ 881.219054] ? graph_lock+0x170/0x170 [ 881.222854] ? print_usage_bug+0xc0/0xc0 [ 881.226919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 881.232464] ? check_preemption_disabled+0x48/0x200 [ 881.237480] ? check_preemption_disabled+0x48/0x200 [ 881.242507] ? __lock_is_held+0xb5/0x140 [ 881.246576] __alloc_pages_nodemask+0xa80/0xde0 [ 881.251246] ? graph_lock+0x170/0x170 [ 881.255058] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 881.260072] ? graph_lock+0x170/0x170 [ 881.263886] ? find_held_lock+0x36/0x1c0 [ 881.267994] ? ____cache_alloc_node+0x1c7/0x1e0 [ 881.272667] ? lock_downgrade+0x900/0x900 [ 881.276826] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 881.282374] cache_grow_begin+0x91/0x8c0 [ 881.286435] ? do_raw_spin_unlock+0xa7/0x2f0 [ 881.290851] fallback_alloc+0x203/0x2e0 [ 881.294834] ____cache_alloc_node+0x1c7/0x1e0 [ 881.299335] kmem_cache_alloc_node+0xe3/0x730 [ 881.303839] ? ipv6_get_ifaddr+0x42e/0x620 [ 881.308094] __alloc_skb+0x119/0x770 [ 881.311810] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 881.317089] ? skb_scrub_packet+0x490/0x490 [ 881.321407] ? lock_downgrade+0x900/0x900 [ 881.325562] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 881.331106] ? refcount_sub_and_test_checked+0x203/0x310 [ 881.336565] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 881.342022] ? addrconf_rs_timer+0x6f0/0x6f0 [ 881.346455] ndisc_alloc_skb+0x144/0x340 [ 881.350528] ndisc_send_rs+0x331/0x6e0 [ 881.354432] addrconf_rs_timer+0x3c0/0x6f0 [ 881.358677] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 881.362929] call_timer_fn+0x272/0x920 [ 881.366818] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 881.371063] ? process_timeout+0x40/0x40 [ 881.375121] ? find_held_lock+0x36/0x1c0 [ 881.379195] ? __run_timers+0x7da/0xc70 [ 881.383174] ? _raw_spin_unlock_irq+0x27/0x80 [ 881.387666] ? _raw_spin_unlock_irq+0x27/0x80 [ 881.392157] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 881.396390] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 881.400977] ? trace_hardirqs_on+0xbd/0x310 [ 881.405302] ? kasan_check_read+0x11/0x20 [ 881.409451] ? __run_timers+0x7da/0xc70 [ 881.413428] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 881.418883] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 881.423126] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 881.427367] __run_timers+0x7e5/0xc70 [ 881.431169] ? find_held_lock+0x36/0x1c0 [ 881.435244] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 881.440608] ? _raw_spin_unlock_irq+0x27/0x80 [ 881.445104] ? _raw_spin_unlock_irq+0x27/0x80 [ 881.449603] ? lockdep_hardirqs_on+0x421/0x5c0 [ 881.454190] ? trace_hardirqs_on+0xbd/0x310 [ 881.458515] ? kasan_check_read+0x11/0x20 [ 881.462667] ? finish_task_switch+0x1f5/0x900 [ 881.467162] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 881.472615] ? compat_start_thread+0x80/0x80 [ 881.477055] ? pvclock_read_flags+0x160/0x160 [ 881.481554] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 881.487087] ? check_preemption_disabled+0x48/0x200 [ 881.492111] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 881.497652] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 881.502931] ? rcu_pm_notify+0xc0/0xc0 [ 881.506825] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 881.512364] ? check_preemption_disabled+0x48/0x200 [ 881.517388] run_timer_softirq+0x52/0xb0 [ 881.521450] ? rcu_read_lock_sched_held+0x108/0x120 [ 881.526467] __do_softirq+0x30b/0xad8 [ 881.530278] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 881.535380] ? trace_hardirqs_off+0x310/0x310 [ 881.539885] ? schedule+0x108/0x460 [ 881.543526] ? trace_hardirqs_off+0xb8/0x310 [ 881.547935] ? smpboot_thread_fn+0x68b/0xa00 [ 881.552348] ? trace_hardirqs_on+0x310/0x310 [ 881.556762] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 881.562305] ? check_preemption_disabled+0x48/0x200 [ 881.567328] ? takeover_tasklets+0xa90/0xa90 [ 881.571750] run_ksoftirqd+0x94/0x100 [ 881.575552] smpboot_thread_fn+0x68b/0xa00 [ 881.579790] ? sort_range+0x30/0x30 [ 881.583417] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 881.588526] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 881.594072] ? __kthread_parkme+0xfb/0x1a0 [ 881.598313] kthread+0x35a/0x420 [ 881.601686] ? sort_range+0x30/0x30 [ 881.605316] ? kthread_bind+0x40/0x40 [ 881.609128] ret_from_fork+0x3a/0x50 [ 881.612855] warn_alloc_show_mem: 1 callbacks suppressed [ 881.612868] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 881.612869] Mem-Info: [ 881.612903] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 881.612903] active_file:11 inactive_file:16 isolated_file:0 [ 881.612903] unevictable:0 dirty:0 writeback:0 unstable:0 [ 881.612903] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 881.612903] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 881.612903] free:13666 free_pcp:452 free_cma:0 [ 881.618235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 881.625163] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 881.627558] Call Trace: [ 881.660434] Node 0 [ 881.669804] dump_stack+0x1c4/0x2b4 [ 881.697311] 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 [ 881.699880] ? dump_stack_print_info.cold.2+0x52/0x52 [ 881.702078] lowmem_reserve[]: 0 [ 881.705715] warn_alloc.cold.119+0xb7/0x1bd [ 881.731190] 2817 6321 [ 881.736400] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 881.739644] 6321 [ 881.743959] ? lock_downgrade+0x900/0x900 [ 881.751286] ? trace_hardirqs_off+0xb8/0x310 [ 881.753322] Node 0 [ 881.757479] ? trace_hardirqs_off+0xb8/0x310 [ 881.761886] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 881.764096] __alloc_pages_slowpath+0x2667/0x2d80 [ 881.768467] lowmem_reserve[]: 0 [ 881.795389] ? mark_held_locks+0x130/0x130 [ 881.800189] 0 [ 881.803466] ? warn_alloc+0x120/0x120 [ 881.807670] 3503 [ 881.809467] ? warn_alloc+0x120/0x120 [ 881.813248] 3503 [ 881.815306] ? print_usage_bug+0xc0/0xc0 [ 881.821153] ? warn_alloc+0x120/0x120 [ 881.825190] Node 0 [ 881.829156] ? print_usage_bug+0xc0/0xc0 [ 881.829189] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 881.829197] lowmem_reserve[]: [ 881.831432] ? __lock_acquire+0x7ec/0x4ec0 [ 881.835460] 0 0 [ 881.863932] ? __lock_acquire+0x7ec/0x4ec0 [ 881.867012] 0 [ 881.871251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 881.873192] 0 [ 881.877438] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 881.879215] Node 0 [ 881.884744] ? should_fail+0x22d/0xd01 [ 881.886519] DMA: [ 881.892061] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 881.894271] 1*4kB [ 881.898151] ? __lock_acquire+0x7ec/0x4ec0 [ 881.900189] (U) [ 881.905284] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 881.907411] 0*8kB [ 881.911642] ? __lock_acquire+0x7ec/0x4ec0 [ 881.913593] 0*16kB [ 881.918691] ? should_fail+0x22d/0xd01 [ 881.920808] 1*32kB (U) [ 881.925063] ? mark_held_locks+0x130/0x130 [ 881.927275] 2*64kB (U) [ 881.931165] ? mark_held_locks+0x130/0x130 [ 881.933723] 1*128kB [ 881.937952] ? mark_held_locks+0xc7/0x130 [ 881.940515] (U) [ 881.944763] ? print_usage_bug+0xc0/0xc0 [ 881.947068] 1*256kB [ 881.951208] ? graph_lock+0x170/0x170 [ 881.953156] (U) [ 881.957215] ? print_usage_bug+0xc0/0xc0 [ 881.959513] 0*512kB 1*1024kB [ 881.963318] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 881.965375] (U) [ 881.969426] ? check_preemption_disabled+0x48/0x200 [ 881.972505] 1*2048kB [ 881.978119] ? check_preemption_disabled+0x48/0x200 [ 881.980072] (M) [ 881.985545] ? __lock_is_held+0xb5/0x140 [ 881.987925] 3*4096kB [ 881.992932] __alloc_pages_nodemask+0xa80/0xde0 [ 881.994889] (M) [ 881.998945] ? graph_lock+0x170/0x170 [ 882.001326] = 15908kB [ 882.001335] Node 0 [ 882.005999] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 882.007948] DMA32: [ 882.011742] ? graph_lock+0x170/0x170 [ 882.014128] 1*4kB [ 882.016362] ? find_held_lock+0x36/0x1c0 [ 882.021352] (U) [ 882.023593] ? ____cache_alloc_node+0x1c7/0x1e0 [ 882.027366] 0*8kB [ 882.029508] ? lock_downgrade+0x900/0x900 [ 882.033537] 2*16kB (UM) [ 882.035519] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 882.040167] 2*32kB [ 882.042319] cache_grow_begin+0x91/0x8c0 [ 882.046430] (M) 2*64kB [ 882.049116] ? do_raw_spin_unlock+0xa7/0x2f0 [ 882.054625] (M) [ 882.056862] fallback_alloc+0x203/0x2e0 [ 882.060885] 4*128kB (M) [ 882.063474] ____cache_alloc_node+0x1c7/0x1e0 [ 882.067855] 4*256kB [ 882.069826] kmem_cache_alloc_node+0xe3/0x730 [ 882.073775] (UM) [ 882.076442] ? ipv6_get_ifaddr+0x42e/0x620 [ 882.080909] 5*512kB [ 882.083236] __alloc_skb+0x119/0x770 [ 882.087697] (UM) 2*1024kB [ 882.089774] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 882.093970] (M) 3*2048kB [ 882.096304] ? skb_scrub_packet+0x490/0x490 [ 882.099990] (UM) [ 882.102840] ? lock_downgrade+0x900/0x900 [ 882.108095] 3*4096kB (M) [ 882.110865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 882.115144] = 24804kB [ 882.115153] Node 0 [ 882.117217] ? refcount_sub_and_test_checked+0x203/0x310 [ 882.121344] Normal: [ 882.124106] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 882.129622] 172*4kB [ 882.132032] ? addrconf_rs_timer+0x6f0/0x6f0 [ 882.134248] (UMEH) [ 882.139707] ndisc_alloc_skb+0x144/0x340 [ 882.142000] 656*8kB [ 882.147444] ndisc_send_rs+0x331/0x6e0 [ 882.149740] (UMEH) [ 882.154142] addrconf_rs_timer+0x3c0/0x6f0 [ 882.156358] 279*16kB [ 882.160413] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 882.162702] (UMEH) 75*32kB [ 882.166601] call_timer_fn+0x272/0x920 [ 882.168796] (UMH) 2*64kB [ 882.173033] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 882.175425] (UH) [ 882.179660] ? process_timeout+0x40/0x40 [ 882.182564] 0*128kB [ 882.186445] ? find_held_lock+0x36/0x1c0 [ 882.189175] 0*256kB [ 882.193403] ? __run_timers+0x7da/0xc70 [ 882.195438] 2*512kB [ 882.199488] ? _raw_spin_unlock_irq+0x27/0x80 [ 882.201786] (U) [ 882.205842] ? _raw_spin_unlock_irq+0x27/0x80 [ 882.208140] 0*1024kB [ 882.212104] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 882.214400] 0*2048kB [ 882.218892] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 882.220835] 0*4096kB = 13952kB [ 882.220857] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 882.225342] ? trace_hardirqs_on+0xbd/0x310 [ 882.227737] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 882.231963] ? kasan_check_read+0x11/0x20 [ 882.234354] 406 total pagecache pages [ 882.238932] ? __run_timers+0x7da/0xc70 [ 882.242105] 0 pages in swap cache [ 882.250934] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 882.255228] Swap cache stats: add 0, delete 0, find 0/0 [ 882.255237] Free swap = 0kB [ 882.263810] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 882.267924] Total swap = 0kB [ 882.267933] 1965979 pages RAM [ 882.271730] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 882.275670] 0 pages HighMem/MovableOnly [ 882.275679] 342745 pages reserved [ 882.279128] __run_timers+0x7e5/0xc70 [ 882.284549] 0 pages cma reserved [ 882.289917] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 882.292990] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 882.297137] ? compat_start_thread+0x80/0x80 [ 882.297157] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 882.297180] ? kasan_check_write+0x14/0x20 [ 882.300227] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 882.303269] ? finish_task_switch+0x2f5/0x900 [ 882.307480] ksoftirqd/0 cpuset= [ 882.311443] ? __switch_to_asm+0x40/0x70 [ 882.311462] ? preempt_notifier_register+0x200/0x200 [ 882.314887] / [ 882.318677] ? __switch_to_asm+0x34/0x70 [ 882.322018] mems_allowed=0 [ 882.327369] ? __switch_to_asm+0x40/0x70 [ 882.387914] ? __switch_to_asm+0x34/0x70 [ 882.391975] ? __switch_to_asm+0x40/0x70 [ 882.396040] ? __switch_to_asm+0x34/0x70 [ 882.400112] ? __switch_to_asm+0x40/0x70 [ 882.404187] ? pvclock_read_flags+0x160/0x160 [ 882.408686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 882.414226] ? check_preemption_disabled+0x48/0x200 [ 882.419257] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 882.424795] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 882.430080] ? rcu_pm_notify+0xc0/0xc0 [ 882.433972] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 882.439522] ? check_preemption_disabled+0x48/0x200 [ 882.444553] run_timer_softirq+0x52/0xb0 [ 882.448616] ? rcu_read_lock_sched_held+0x108/0x120 [ 882.453639] __do_softirq+0x30b/0xad8 [ 882.457452] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 882.462559] ? smpboot_thread_fn+0x334/0xa00 [ 882.466976] ? schedule+0x108/0x460 [ 882.470606] ? __schedule+0x1ed0/0x1ed0 [ 882.474584] ? trace_hardirqs_off+0xb8/0x310 [ 882.478995] ? ___might_sleep+0x1ed/0x300 [ 882.483140] ? smpboot_thread_fn+0x68b/0xa00 [ 882.487545] ? trace_hardirqs_on+0x310/0x310 [ 882.491971] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 882.497514] ? check_preemption_disabled+0x48/0x200 [ 882.502531] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 882.508080] ? takeover_tasklets+0xa90/0xa90 [ 882.512494] run_ksoftirqd+0x94/0x100 [ 882.516301] smpboot_thread_fn+0x68b/0xa00 [ 882.520548] ? sort_range+0x30/0x30 [ 882.524185] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 882.529290] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 882.534832] ? __kthread_parkme+0xfb/0x1a0 [ 882.539083] kthread+0x35a/0x420 [ 882.542460] ? sort_range+0x30/0x30 [ 882.546086] ? kthread_bind+0x40/0x40 [ 882.549907] ret_from_fork+0x3a/0x50 [ 882.553649] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 882.553730] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 882.560490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 882.560496] Call Trace: [ 882.560517] dump_stack+0x1c4/0x2b4 [ 882.560533] ? dump_stack_print_info.cold.2+0x52/0x52 [ 882.560560] warn_alloc.cold.119+0xb7/0x1bd [ 882.567134] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 882.576405] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 882.578972] ksoftirqd/1 cpuset= [ 882.582603] ? lock_downgrade+0x900/0x900 [ 882.587766] / [ 882.592090] ? trace_hardirqs_off+0xb8/0x310 [ 882.602737] mems_allowed=0 [ 882.607580] ? trace_hardirqs_off+0xb8/0x310 [ 882.628388] __alloc_pages_slowpath+0x2667/0x2d80 [ 882.633265] ? warn_alloc+0x120/0x120 [ 882.637079] ? warn_alloc+0x120/0x120 [ 882.640883] ? print_usage_bug+0xc0/0xc0 [ 882.644946] ? warn_alloc+0x120/0x120 [ 882.648750] ? print_usage_bug+0xc0/0xc0 [ 882.652817] ? __lock_acquire+0x7ec/0x4ec0 [ 882.657062] ? __lock_acquire+0x7ec/0x4ec0 [ 882.661310] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 882.666861] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 882.672423] ? should_fail+0x22d/0xd01 [ 882.676316] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 882.681425] ? __lock_acquire+0x7ec/0x4ec0 [ 882.685667] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 882.690770] ? __lock_acquire+0x7ec/0x4ec0 [ 882.695004] ? should_fail+0x22d/0xd01 [ 882.698902] ? mark_held_locks+0x130/0x130 [ 882.703140] ? mark_held_locks+0x130/0x130 [ 882.707377] ? graph_lock+0x170/0x170 [ 882.711179] ? print_usage_bug+0xc0/0xc0 [ 882.715238] ? graph_lock+0x170/0x170 [ 882.719038] ? print_usage_bug+0xc0/0xc0 [ 882.723107] ? wq_watchdog_touch+0x9c/0xfe [ 882.727348] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 882.732885] ? check_preemption_disabled+0x48/0x200 [ 882.737900] ? check_preemption_disabled+0x48/0x200 [ 882.742926] ? __lock_is_held+0xb5/0x140 [ 882.746995] __alloc_pages_nodemask+0xa80/0xde0 [ 882.751671] ? graph_lock+0x170/0x170 [ 882.755494] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 882.760514] ? graph_lock+0x170/0x170 [ 882.764335] ? find_held_lock+0x36/0x1c0 [ 882.768420] ? ____cache_alloc_node+0x1c7/0x1e0 [ 882.773098] ? lock_downgrade+0x900/0x900 [ 882.777258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 882.782817] cache_grow_begin+0x91/0x8c0 [ 882.786883] ? do_raw_spin_unlock+0xa7/0x2f0 [ 882.791305] fallback_alloc+0x203/0x2e0 [ 882.795291] ____cache_alloc_node+0x1c7/0x1e0 [ 882.799797] kmem_cache_alloc_node+0xe3/0x730 [ 882.804294] ? ipv6_get_ifaddr+0x42e/0x620 [ 882.808541] __alloc_skb+0x119/0x770 [ 882.812255] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 882.817541] ? skb_scrub_packet+0x490/0x490 [ 882.821863] ? lock_downgrade+0x900/0x900 [ 882.826021] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 882.831570] ? refcount_sub_and_test_checked+0x203/0x310 [ 882.837030] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 882.842498] ? addrconf_rs_timer+0x6f0/0x6f0 [ 882.846923] ndisc_alloc_skb+0x144/0x340 [ 882.851467] ndisc_send_rs+0x331/0x6e0 [ 882.855373] addrconf_rs_timer+0x3c0/0x6f0 [ 882.859629] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 882.863885] call_timer_fn+0x272/0x920 [ 882.867778] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 882.872016] ? process_timeout+0x40/0x40 [ 882.876084] ? find_held_lock+0x36/0x1c0 [ 882.880160] ? __run_timers+0x7da/0xc70 [ 882.884142] ? _raw_spin_unlock_irq+0x27/0x80 [ 882.888638] ? _raw_spin_unlock_irq+0x27/0x80 [ 882.893139] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 882.897391] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 882.901978] ? trace_hardirqs_on+0xbd/0x310 [ 882.906301] ? kasan_check_read+0x11/0x20 [ 882.910454] ? __run_timers+0x7da/0xc70 [ 882.914435] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 882.919896] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 882.924139] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 882.928392] __run_timers+0x7e5/0xc70 [ 882.932205] ? find_held_lock+0x36/0x1c0 [ 882.936284] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 882.941654] ? _raw_spin_unlock_irq+0x27/0x80 [ 882.946151] ? _raw_spin_unlock_irq+0x27/0x80 [ 882.950663] ? lockdep_hardirqs_on+0x421/0x5c0 [ 882.955249] ? trace_hardirqs_on+0xbd/0x310 [ 882.959573] ? kasan_check_read+0x11/0x20 [ 882.963721] ? finish_task_switch+0x1f5/0x900 [ 882.968217] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 882.973669] ? compat_start_thread+0x80/0x80 [ 882.978095] ? pvclock_read_flags+0x160/0x160 [ 882.982968] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 882.988508] ? check_preemption_disabled+0x48/0x200 [ 882.993534] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 882.999076] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 883.004359] ? rcu_pm_notify+0xc0/0xc0 [ 883.008247] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 883.013782] ? check_preemption_disabled+0x48/0x200 [ 883.018820] run_timer_softirq+0x52/0xb0 [ 883.022883] ? rcu_read_lock_sched_held+0x108/0x120 [ 883.027917] __do_softirq+0x30b/0xad8 [ 883.031732] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 883.036842] ? trace_hardirqs_off+0x310/0x310 [ 883.041546] ? schedule+0x108/0x460 [ 883.045188] ? trace_hardirqs_off+0xb8/0x310 [ 883.049601] ? smpboot_thread_fn+0x68b/0xa00 [ 883.054020] ? trace_hardirqs_on+0x310/0x310 [ 883.058438] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 883.063976] ? check_preemption_disabled+0x48/0x200 [ 883.068997] ? takeover_tasklets+0xa90/0xa90 [ 883.073411] run_ksoftirqd+0x94/0x100 [ 883.077211] smpboot_thread_fn+0x68b/0xa00 [ 883.081447] ? sort_range+0x30/0x30 [ 883.085083] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 883.090187] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 883.095736] ? __kthread_parkme+0xfb/0x1a0 [ 883.099985] kthread+0x35a/0x420 [ 883.103365] ? sort_range+0x30/0x30 [ 883.106990] ? kthread_bind+0x40/0x40 [ 883.110795] ret_from_fork+0x3a/0x50 [ 883.114522] warn_alloc_show_mem: 1 callbacks suppressed [ 883.114534] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 883.114536] Mem-Info: [ 883.114567] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 883.114567] active_file:11 inactive_file:16 isolated_file:0 [ 883.114567] unevictable:0 dirty:0 writeback:0 unstable:0 [ 883.114567] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 883.114567] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 883.114567] free:13666 free_pcp:452 free_cma:0 [ 883.119909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 883.126850] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 883.129253] Call Trace: [ 883.162132] Node 0 [ 883.171498] dump_stack+0x1c4/0x2b4 [ 883.199009] 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 [ 883.201575] ? dump_stack_print_info.cold.2+0x52/0x52 [ 883.203771] lowmem_reserve[]: 0 [ 883.207411] warn_alloc.cold.119+0xb7/0x1bd [ 883.232882] 2817 6321 [ 883.238090] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 883.241342] 6321 [ 883.245692] ? lock_downgrade+0x900/0x900 [ 883.248163] Node 0 [ 883.253000] ? trace_hardirqs_off+0xb8/0x310 [ 883.255068] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 883.259183] ? trace_hardirqs_off+0xb8/0x310 [ 883.261384] lowmem_reserve[]: 0 [ 883.265797] __alloc_pages_slowpath+0x2667/0x2d80 [ 883.292662] 0 3503 [ 883.297112] ? mark_held_locks+0x130/0x130 [ 883.300343] 3503 [ 883.305180] ? warn_alloc+0x120/0x120 [ 883.311616] ? warn_alloc+0x120/0x120 [ 883.313651] Node 0 [ 883.317446] ? print_usage_bug+0xc0/0xc0 [ 883.321245] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 883.323448] ? warn_alloc+0x120/0x120 [ 883.327478] lowmem_reserve[]: 0 [ 883.355947] ? print_usage_bug+0xc0/0xc0 [ 883.359725] 0 [ 883.362994] ? __lock_acquire+0x7ec/0x4ec0 [ 883.367048] 0 0 [ 883.368854] ? __lock_acquire+0x7ec/0x4ec0 [ 883.375052] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 883.379261] Node 0 [ 883.384793] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 883.384802] DMA: [ 883.387031] ? should_fail+0x22d/0xd01 [ 883.392550] 1*4kB [ 883.394607] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 883.398463] (U) 0*8kB [ 883.400621] ? __lock_acquire+0x7ec/0x4ec0 [ 883.405696] 0*16kB 1*32kB [ 883.408200] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 883.412406] (U) [ 883.415244] ? __lock_acquire+0x7ec/0x4ec0 [ 883.420316] 2*64kB (U) [ 883.422298] ? should_fail+0x22d/0xd01 [ 883.426500] 1*128kB (U) [ 883.429098] ? mark_held_locks+0x130/0x130 [ 883.432947] 1*256kB (U) [ 883.435621] ? mark_held_locks+0x130/0x130 [ 883.439825] 0*512kB 1*1024kB [ 883.442506] ? mark_held_locks+0xc7/0x130 [ 883.446712] (U) [ 883.449811] ? print_usage_bug+0xc0/0xc0 [ 883.453932] 1*2048kB (M) [ 883.455918] ? graph_lock+0x170/0x170 [ 883.459949] 3*4096kB (M) [ 883.462713] ? print_usage_bug+0xc0/0xc0 [ 883.466479] = 15908kB [ 883.466488] Node 0 [ 883.469242] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 883.473272] DMA32: 1*4kB [ 883.475694] ? check_preemption_disabled+0x48/0x200 [ 883.477990] (U) [ 883.483522] ? check_preemption_disabled+0x48/0x200 [ 883.486273] 0*8kB [ 883.491293] ? __lock_is_held+0xb5/0x140 [ 883.493235] 2*16kB (UM) [ 883.498256] __alloc_pages_nodemask+0xa80/0xde0 [ 883.500382] 2*32kB [ 883.504437] ? graph_lock+0x170/0x170 [ 883.507084] (M) [ 883.511750] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 883.514220] 2*64kB [ 883.518013] ? graph_lock+0x170/0x170 [ 883.519963] (M) [ 883.524976] ? find_held_lock+0x36/0x1c0 [ 883.527185] 4*128kB [ 883.530985] ? ____cache_alloc_node+0x1c7/0x1e0 [ 883.532929] (M) [ 883.536986] ? lock_downgrade+0x900/0x900 [ 883.539285] 4*256kB [ 883.543954] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 883.545898] (UM) 5*512kB [ 883.550066] cache_grow_begin+0x91/0x8c0 [ 883.552362] (UM) [ 883.557915] ? do_raw_spin_unlock+0xa7/0x2f0 [ 883.560644] 2*1024kB (M) [ 883.564724] fallback_alloc+0x203/0x2e0 [ 883.566759] 3*2048kB [ 883.571162] ____cache_alloc_node+0x1c7/0x1e0 [ 883.573889] (UM) [ 883.577865] kmem_cache_alloc_node+0xe3/0x730 [ 883.580242] 3*4096kB (M) [ 883.584744] ? ipv6_get_ifaddr+0x42e/0x620 [ 883.586780] = 24804kB [ 883.591272] __alloc_skb+0x119/0x770 [ 883.593999] Node 0 [ 883.598232] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 883.600617] Normal: [ 883.604330] ? skb_scrub_packet+0x490/0x490 [ 883.606547] 172*4kB [ 883.611814] ? lock_downgrade+0x900/0x900 [ 883.614112] (UMEH) [ 883.618427] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 883.620722] 656*8kB [ 883.624868] ? refcount_sub_and_test_checked+0x203/0x310 [ 883.627075] (UMEH) [ 883.632609] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 883.634907] 279*16kB (UMEH) [ 883.640369] ? addrconf_rs_timer+0x6f0/0x6f0 [ 883.642574] 75*32kB (UMH) [ 883.648061] ndisc_alloc_skb+0x144/0x340 [ 883.651039] 2*64kB (UH) [ 883.655468] ndisc_send_rs+0x331/0x6e0 [ 883.658281] 0*128kB 0*256kB [ 883.662355] addrconf_rs_timer+0x3c0/0x6f0 [ 883.664998] 2*512kB (U) [ 883.668901] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 883.671894] 0*1024kB [ 883.676131] call_timer_fn+0x272/0x920 [ 883.678764] 0*2048kB 0*4096kB [ 883.683020] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 883.685396] = 13952kB [ 883.685411] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 883.689290] ? process_timeout+0x40/0x40 [ 883.692457] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 883.692466] 406 total pagecache pages [ 883.696699] ? find_held_lock+0x36/0x1c0 [ 883.699089] 0 pages in swap cache [ 883.707926] ? __run_timers+0x7da/0xc70 [ 883.711959] Swap cache stats: add 0, delete 0, find 0/0 [ 883.711970] Free swap = 0kB [ 883.720558] ? _raw_spin_unlock_irq+0x27/0x80 [ 883.724349] Total swap = 0kB [ 883.724358] 1965979 pages RAM [ 883.728424] ? _raw_spin_unlock_irq+0x27/0x80 [ 883.731842] 0 pages HighMem/MovableOnly [ 883.731851] 342745 pages reserved [ 883.735827] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 883.741162] 0 pages cma reserved [ 883.741248] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 883.744189] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 883.744204] ? trace_hardirqs_on+0xbd/0x310 [ 883.744220] ? kasan_check_read+0x11/0x20 [ 883.744239] ? __run_timers+0x7da/0xc70 [ 883.748862] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 883.751732] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 883.751755] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 883.755178] ksoftirqd/0 cpuset= [ 883.759675] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 883.759696] __run_timers+0x7e5/0xc70 [ 883.763990] / [ 883.767371] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 883.767385] ? compat_start_thread+0x80/0x80 [ 883.767404] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 883.767429] ? kasan_check_write+0x14/0x20 [ 883.767445] ? finish_task_switch+0x2f5/0x900 [ 883.767459] ? __switch_to_asm+0x40/0x70 [ 883.767478] ? preempt_notifier_register+0x200/0x200 [ 883.771891] mems_allowed=0 [ 883.867684] ? __switch_to_asm+0x34/0x70 [ 883.871745] ? __switch_to_asm+0x40/0x70 [ 883.875807] ? __switch_to_asm+0x34/0x70 [ 883.879873] ? __switch_to_asm+0x40/0x70 [ 883.883936] ? __switch_to_asm+0x34/0x70 [ 883.887994] ? __switch_to_asm+0x40/0x70 [ 883.892073] ? pvclock_read_flags+0x160/0x160 [ 883.896575] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 883.902111] ? check_preemption_disabled+0x48/0x200 [ 883.907138] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 883.912681] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 883.917963] ? rcu_pm_notify+0xc0/0xc0 [ 883.921860] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 883.927398] ? check_preemption_disabled+0x48/0x200 [ 883.932444] run_timer_softirq+0x52/0xb0 [ 883.936507] ? rcu_read_lock_sched_held+0x108/0x120 [ 883.941529] __do_softirq+0x30b/0xad8 [ 883.945346] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 883.950456] ? smpboot_thread_fn+0x334/0xa00 [ 883.954877] ? schedule+0x108/0x460 [ 883.958508] ? __schedule+0x1ed0/0x1ed0 [ 883.962495] ? trace_hardirqs_off+0xb8/0x310 [ 883.966910] ? ___might_sleep+0x1ed/0x300 [ 883.971065] ? smpboot_thread_fn+0x68b/0xa00 [ 883.975482] ? trace_hardirqs_on+0x310/0x310 [ 883.979897] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 883.985896] ? check_preemption_disabled+0x48/0x200 [ 883.990912] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 883.996458] ? takeover_tasklets+0xa90/0xa90 [ 884.000886] run_ksoftirqd+0x94/0x100 [ 884.004696] smpboot_thread_fn+0x68b/0xa00 [ 884.008935] ? sort_range+0x30/0x30 [ 884.012567] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 884.017676] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 884.023237] ? __kthread_parkme+0xfb/0x1a0 [ 884.027485] kthread+0x35a/0x420 [ 884.030863] ? sort_range+0x30/0x30 [ 884.034492] ? kthread_bind+0x40/0x40 [ 884.038305] ret_from_fork+0x3a/0x50 [ 884.042053] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 884.042128] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 884.048896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 884.048901] Call Trace: [ 884.048923] dump_stack+0x1c4/0x2b4 [ 884.048938] ? dump_stack_print_info.cold.2+0x52/0x52 [ 884.048970] warn_alloc.cold.119+0xb7/0x1bd [ 884.055568] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 884.064819] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 884.067383] ksoftirqd/1 cpuset= [ 884.071013] ? lock_downgrade+0x900/0x900 [ 884.076182] / [ 884.080534] ? trace_hardirqs_off+0xb8/0x310 [ 884.090848] mems_allowed=0 [ 884.095700] ? trace_hardirqs_off+0xb8/0x310 [ 884.116554] __alloc_pages_slowpath+0x2667/0x2d80 [ 884.121442] ? lock_downgrade+0x900/0x900 [ 884.125712] ? warn_alloc+0x120/0x120 [ 884.129543] ? warn_alloc+0x120/0x120 [ 884.133383] ? print_usage_bug+0xc0/0xc0 [ 884.137459] ? warn_alloc+0x120/0x120 [ 884.141272] ? print_usage_bug+0xc0/0xc0 [ 884.145346] ? try_to_wake_up+0x10a/0x12f0 [ 884.149603] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 884.155151] ? should_fail+0x22d/0xd01 [ 884.159054] ? trace_hardirqs_off+0xb8/0x310 [ 884.163480] ? kasan_check_read+0x11/0x20 [ 884.167652] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 884.172775] ? __lock_acquire+0x7ec/0x4ec0 [ 884.177036] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 884.182165] ? __lock_acquire+0x7ec/0x4ec0 [ 884.186418] ? should_fail+0x22d/0xd01 [ 884.190334] ? mark_held_locks+0x130/0x130 [ 884.194595] ? mark_held_locks+0x130/0x130 [ 884.198854] ? graph_lock+0x170/0x170 [ 884.202673] ? ret_from_fork+0x3a/0x50 [ 884.206579] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 884.212128] ? check_preemption_disabled+0x48/0x200 [ 884.217162] ? check_preemption_disabled+0x48/0x200 [ 884.222201] ? __lock_is_held+0xb5/0x140 [ 884.226273] __alloc_pages_nodemask+0xa80/0xde0 [ 884.230951] ? graph_lock+0x170/0x170 [ 884.234764] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 884.239788] ? graph_lock+0x170/0x170 [ 884.243611] ? find_held_lock+0x36/0x1c0 [ 884.247711] ? ____cache_alloc_node+0x1c7/0x1e0 [ 884.252394] ? lock_downgrade+0x900/0x900 [ 884.256556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 884.262110] cache_grow_begin+0x91/0x8c0 [ 884.266195] ? do_raw_spin_unlock+0xa7/0x2f0 [ 884.270623] fallback_alloc+0x203/0x2e0 [ 884.274620] ____cache_alloc_node+0x1c7/0x1e0 [ 884.279134] kmem_cache_alloc_node+0xe3/0x730 [ 884.283644] ? mark_held_locks+0xc7/0x130 [ 884.287821] __alloc_skb+0x119/0x770 [ 884.291558] ? skb_scrub_packet+0x490/0x490 [ 884.295899] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 884.300507] ? queue_work_on+0x12c/0x1e0 [ 884.304594] ? switchdev_port_obj_del+0xdc/0x450 [ 884.309373] ? switchdev_trans_item_enqueue+0x260/0x260 [ 884.314762] ? mod_timer+0x647/0x1440 [ 884.318582] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 884.323797] __br_mdb_notify+0x4ff/0x15d0 [ 884.327995] ? __br_mdb_add+0x800/0x800 [ 884.331988] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 884.337468] ? graph_lock+0x170/0x170 [ 884.341292] ? br_multicast_group_expired+0x96/0x610 [ 884.346422] br_mdb_notify+0x310/0x410 [ 884.350331] ? br_mdb_dump+0x2530/0x2530 [ 884.354425] ? kasan_check_write+0x14/0x20 [ 884.358675] ? do_raw_spin_lock+0xc1/0x200 [ 884.362931] br_multicast_group_expired+0x1bc/0x610 [ 884.367971] ? br_mdb_free+0x80/0x80 [ 884.371715] call_timer_fn+0x272/0x920 [ 884.375611] ? br_mdb_free+0x80/0x80 [ 884.379347] ? process_timeout+0x40/0x40 [ 884.383416] ? find_held_lock+0x36/0x1c0 [ 884.387499] ? __run_timers+0x7da/0xc70 [ 884.391502] ? _raw_spin_unlock_irq+0x27/0x80 [ 884.396005] ? _raw_spin_unlock_irq+0x27/0x80 [ 884.400510] ? br_mdb_free+0x80/0x80 [ 884.404237] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 884.408833] ? trace_hardirqs_on+0xbd/0x310 [ 884.413164] ? kasan_check_read+0x11/0x20 [ 884.417320] ? __run_timers+0x7da/0xc70 [ 884.421306] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 884.426790] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 884.431048] ? br_mdb_free+0x80/0x80 [ 884.434772] __run_timers+0x7e5/0xc70 [ 884.438578] ? find_held_lock+0x36/0x1c0 [ 884.442659] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 884.448037] ? _raw_spin_unlock_irq+0x27/0x80 [ 884.452553] ? _raw_spin_unlock_irq+0x27/0x80 [ 884.457062] ? lockdep_hardirqs_on+0x421/0x5c0 [ 884.461673] ? trace_hardirqs_on+0xbd/0x310 [ 884.466006] ? kasan_check_read+0x11/0x20 [ 884.470190] ? finish_task_switch+0x1f5/0x900 [ 884.474696] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 884.480248] ? compat_start_thread+0x80/0x80 [ 884.484691] ? pvclock_read_flags+0x160/0x160 [ 884.489201] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 884.494777] ? check_preemption_disabled+0x48/0x200 [ 884.499822] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 884.505395] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 884.510701] ? rcu_pm_notify+0xc0/0xc0 [ 884.514616] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 884.520176] ? check_preemption_disabled+0x48/0x200 [ 884.525224] run_timer_softirq+0x52/0xb0 [ 884.529304] ? rcu_read_lock_sched_held+0x108/0x120 [ 884.534358] __do_softirq+0x30b/0xad8 [ 884.538196] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 884.543493] ? trace_hardirqs_off+0x310/0x310 [ 884.548021] ? schedule+0x108/0x460 [ 884.551683] ? trace_hardirqs_off+0xb8/0x310 [ 884.556129] ? smpboot_thread_fn+0x68b/0xa00 [ 884.560564] ? trace_hardirqs_on+0x310/0x310 [ 884.564994] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 884.570555] ? check_preemption_disabled+0x48/0x200 [ 884.575598] ? takeover_tasklets+0xa90/0xa90 [ 884.580028] run_ksoftirqd+0x94/0x100 [ 884.583854] smpboot_thread_fn+0x68b/0xa00 [ 884.588112] ? sort_range+0x30/0x30 [ 884.591749] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 884.596873] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 884.602434] ? __kthread_parkme+0xfb/0x1a0 [ 884.606702] kthread+0x35a/0x420 [ 884.610082] ? sort_range+0x30/0x30 [ 884.613712] ? kthread_bind+0x40/0x40 [ 884.617522] ret_from_fork+0x3a/0x50 [ 884.621260] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 884.621280] warn_alloc_show_mem: 1 callbacks suppressed [ 884.621285] Mem-Info: [ 884.628192] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 884.633567] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 884.633567] active_file:11 inactive_file:16 isolated_file:0 [ 884.633567] unevictable:0 dirty:0 writeback:0 unstable:0 [ 884.633567] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 884.633567] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 884.633567] free:13666 free_pcp:452 free_cma:0 [ 884.635950] Call Trace: [ 884.645882] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 884.678754] dump_stack+0x1c4/0x2b4 [ 884.681326] Node 0 [ 884.708859] ? dump_stack_print_info.cold.2+0x52/0x52 [ 884.712486] 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 [ 884.714706] warn_alloc.cold.119+0xb7/0x1bd [ 884.719857] lowmem_reserve[]: 0 [ 884.745390] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 884.749686] 2817 6321 [ 884.752990] ? lock_downgrade+0x900/0x900 [ 884.757807] 6321 [ 884.760335] ? trace_hardirqs_off+0xb8/0x310 [ 884.764486] Node 0 [ 884.766574] ? trace_hardirqs_off+0xb8/0x310 [ 884.770985] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 884.773207] __alloc_pages_slowpath+0x2667/0x2d80 [ 884.777577] lowmem_reserve[]: 0 [ 884.804509] ? mark_held_locks+0x130/0x130 [ 884.809331] 0 3503 [ 884.812634] ? warn_alloc+0x120/0x120 [ 884.816838] 3503 [ 884.819096] ? warn_alloc+0x120/0x120 [ 884.822877] Node 0 [ 884.824950] ? print_usage_bug+0xc0/0xc0 [ 884.828758] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 884.830975] ? warn_alloc+0x120/0x120 [ 884.835008] lowmem_reserve[]: 0 [ 884.864140] ? print_usage_bug+0xc0/0xc0 [ 884.867944] 0 [ 884.871230] ? __lock_acquire+0x7ec/0x4ec0 [ 884.875257] 0 0 [ 884.877079] ? __lock_acquire+0x7ec/0x4ec0 [ 884.881305] Node 0 [ 884.883290] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 884.887511] DMA: [ 884.889753] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 884.895289] 1*4kB [ 884.897332] ? should_fail+0x22d/0xd01 [ 884.902850] (U) [ 884.905001] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 884.908865] 0*8kB 0*16kB [ 884.910856] ? __lock_acquire+0x7ec/0x4ec0 [ 884.915948] 1*32kB (U) [ 884.918730] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 884.922946] 2*64kB (U) [ 884.925542] ? __lock_acquire+0x7ec/0x4ec0 [ 884.925562] ? should_fail+0x22d/0xd01 [ 884.930652] 1*128kB (U) [ 884.933261] ? mark_held_locks+0x130/0x130 [ 884.937466] 1*256kB (U) [ 884.941391] ? mark_held_locks+0x130/0x130 [ 884.944030] 0*512kB 1*1024kB [ 884.948292] ? mark_held_locks+0xc7/0x130 [ 884.950928] (U) 1*2048kB [ 884.955183] ? print_usage_bug+0xc0/0xc0 [ 884.958266] (M) [ 884.962418] ? graph_lock+0x170/0x170 [ 884.965149] 3*4096kB (M) [ 884.969224] ? print_usage_bug+0xc0/0xc0 [ 884.971171] = 15908kB [ 884.971181] Node 0 [ 884.974992] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 884.977732] DMA32: [ 884.982276] ? check_preemption_disabled+0x48/0x200 [ 884.984668] 1*4kB [ 884.986903] ? check_preemption_disabled+0x48/0x200 [ 884.992416] (U) 0*8kB [ 884.994679] ? __lock_is_held+0xb5/0x140 [ 884.999668] 2*16kB [ 885.001827] __alloc_pages_nodemask+0xa80/0xde0 [ 885.006801] (UM) 2*32kB [ 885.009311] ? graph_lock+0x170/0x170 [ 885.013344] (M) 2*64kB [ 885.015598] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 885.020234] (M) 4*128kB [ 885.022923] ? graph_lock+0x170/0x170 [ 885.026694] (M) 4*256kB [ 885.029305] ? find_held_lock+0x36/0x1c0 [ 885.034301] (UM) 5*512kB [ 885.036999] ? ____cache_alloc_node+0x1c7/0x1e0 [ 885.040761] (UM) 2*1024kB [ 885.043455] ? lock_downgrade+0x900/0x900 [ 885.047484] (M) 3*2048kB [ 885.050269] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 885.054904] (UM) 3*4096kB [ 885.057771] cache_grow_begin+0x91/0x8c0 [ 885.061889] (M) = 24804kB [ 885.064667] ? do_raw_spin_unlock+0xa7/0x2f0 [ 885.070181] Node 0 Normal: [ 885.073063] fallback_alloc+0x203/0x2e0 [ 885.077101] 172*4kB [ 885.079877] ____cache_alloc_node+0x1c7/0x1e0 [ 885.084249] (UMEH) 656*8kB [ 885.087206] kmem_cache_alloc_node+0xe3/0x730 [ 885.091156] (UMEH) [ 885.093490] ? ipv6_get_ifaddr+0x42e/0x620 [ 885.097973] 279*16kB (UMEH) [ 885.100930] __alloc_skb+0x119/0x770 [ 885.105398] 75*32kB (UMH) [ 885.107656] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 885.111861] 2*64kB (UH) [ 885.114904] ? skb_scrub_packet+0x490/0x490 [ 885.118590] 0*128kB 0*256kB [ 885.121460] ? lock_downgrade+0x900/0x900 [ 885.126712] 2*512kB (U) [ 885.129414] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 885.133706] 0*1024kB 0*2048kB [ 885.136749] ? refcount_sub_and_test_checked+0x203/0x310 [ 885.140869] 0*4096kB = 13952kB [ 885.143562] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 885.149095] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 885.152293] ? addrconf_rs_timer+0x6f0/0x6f0 [ 885.157728] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 885.160933] ndisc_alloc_skb+0x144/0x340 [ 885.166352] 406 total pagecache pages [ 885.166369] 0 pages in swap cache [ 885.175211] ndisc_send_rs+0x331/0x6e0 [ 885.179600] Swap cache stats: add 0, delete 0, find 0/0 [ 885.179610] Free swap = 0kB [ 885.188210] addrconf_rs_timer+0x3c0/0x6f0 [ 885.192246] Total swap = 0kB [ 885.192255] 1965979 pages RAM [ 885.196081] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 885.199507] 0 pages HighMem/MovableOnly [ 885.203413] call_timer_fn+0x272/0x920 [ 885.208747] 342745 pages reserved [ 885.208758] 0 pages cma reserved [ 885.211784] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 885.216146] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 885.219013] ? process_timeout+0x40/0x40 [ 885.222094] ksoftirqd/0 cpuset= [ 885.226335] ? find_held_lock+0x36/0x1c0 [ 885.230292] / [ 885.234190] ? __run_timers+0x7da/0xc70 [ 885.237634] mems_allowed=0 [ 885.241005] ? _raw_spin_unlock_irq+0x27/0x80 [ 885.280010] ? _raw_spin_unlock_irq+0x27/0x80 [ 885.284530] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 885.288787] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 885.293396] ? trace_hardirqs_on+0xbd/0x310 [ 885.297741] ? kasan_check_read+0x11/0x20 [ 885.301911] ? __run_timers+0x7da/0xc70 [ 885.305909] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 885.311387] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 885.315656] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 885.319920] __run_timers+0x7e5/0xc70 [ 885.323765] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 885.329149] ? compat_start_thread+0x80/0x80 [ 885.333586] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 885.339154] ? kasan_check_write+0x14/0x20 [ 885.343414] ? finish_task_switch+0x2f5/0x900 [ 885.347931] ? __switch_to_asm+0x40/0x70 [ 885.352015] ? preempt_notifier_register+0x200/0x200 [ 885.357162] ? __switch_to_asm+0x34/0x70 [ 885.361245] ? __switch_to_asm+0x40/0x70 [ 885.365320] ? __switch_to_asm+0x34/0x70 [ 885.369400] ? __switch_to_asm+0x40/0x70 [ 885.373473] ? __switch_to_asm+0x34/0x70 [ 885.377559] ? __switch_to_asm+0x40/0x70 [ 885.381643] ? pvclock_read_flags+0x160/0x160 [ 885.386153] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 885.391707] ? check_preemption_disabled+0x48/0x200 [ 885.396749] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 885.402305] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 885.407606] ? rcu_pm_notify+0xc0/0xc0 [ 885.411509] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 885.417071] ? check_preemption_disabled+0x48/0x200 [ 885.422111] run_timer_softirq+0x52/0xb0 [ 885.426183] ? rcu_read_lock_sched_held+0x108/0x120 [ 885.431218] __do_softirq+0x30b/0xad8 [ 885.435058] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 885.440183] ? smpboot_thread_fn+0x334/0xa00 [ 885.444611] ? schedule+0x108/0x460 [ 885.448254] ? __schedule+0x1ed0/0x1ed0 [ 885.452249] ? trace_hardirqs_off+0xb8/0x310 [ 885.456677] ? ___might_sleep+0x1ed/0x300 [ 885.460833] ? smpboot_thread_fn+0x68b/0xa00 [ 885.465259] ? trace_hardirqs_on+0x310/0x310 [ 885.469684] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 885.475236] ? check_preemption_disabled+0x48/0x200 [ 885.480269] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 885.485829] ? takeover_tasklets+0xa90/0xa90 [ 885.490270] run_ksoftirqd+0x94/0x100 [ 885.494096] smpboot_thread_fn+0x68b/0xa00 [ 885.498351] ? sort_range+0x30/0x30 [ 885.501997] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 885.507120] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 885.512674] ? __kthread_parkme+0xfb/0x1a0 [ 885.516926] kthread+0x35a/0x420 [ 885.520307] ? sort_range+0x30/0x30 [ 885.523936] ? kthread_bind+0x40/0x40 [ 885.527743] ret_from_fork+0x3a/0x50 [ 885.531482] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 885.531558] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 885.538330] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 885.538336] Call Trace: [ 885.538365] dump_stack+0x1c4/0x2b4 [ 885.538380] ? dump_stack_print_info.cold.2+0x52/0x52 [ 885.538405] warn_alloc.cold.119+0xb7/0x1bd [ 885.538423] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 885.545059] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 885.554282] ? lock_downgrade+0x900/0x900 [ 885.556846] ksoftirqd/1 cpuset= [ 885.560478] ? trace_hardirqs_off+0xb8/0x310 [ 885.565648] / [ 885.569979] ? trace_hardirqs_off+0xb8/0x310 [ 885.574902] mems_allowed=0 [ 885.606106] __alloc_pages_slowpath+0x2667/0x2d80 [ 885.610983] ? lock_downgrade+0x900/0x900 [ 885.615157] ? warn_alloc+0x120/0x120 [ 885.618970] ? warn_alloc+0x120/0x120 [ 885.622780] ? print_usage_bug+0xc0/0xc0 [ 885.626847] ? warn_alloc+0x120/0x120 [ 885.630656] ? print_usage_bug+0xc0/0xc0 [ 885.634721] ? try_to_wake_up+0x10a/0x12f0 [ 885.638974] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 885.644527] ? should_fail+0x22d/0xd01 [ 885.648423] ? trace_hardirqs_off+0xb8/0x310 [ 885.652843] ? kasan_check_read+0x11/0x20 [ 885.657022] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 885.662152] ? __lock_acquire+0x7ec/0x4ec0 [ 885.666403] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 885.671535] ? __lock_acquire+0x7ec/0x4ec0 [ 885.675778] ? should_fail+0x22d/0xd01 [ 885.679689] ? mark_held_locks+0x130/0x130 [ 885.683943] ? mark_held_locks+0x130/0x130 [ 885.688206] ? graph_lock+0x170/0x170 [ 885.692012] ? ret_from_fork+0x3a/0x50 [ 885.695917] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 885.701466] ? check_preemption_disabled+0x48/0x200 [ 885.706494] ? check_preemption_disabled+0x48/0x200 [ 885.711537] ? __lock_is_held+0xb5/0x140 [ 885.715616] __alloc_pages_nodemask+0xa80/0xde0 [ 885.720300] ? graph_lock+0x170/0x170 [ 885.724115] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 885.729142] ? graph_lock+0x170/0x170 [ 885.732971] ? find_held_lock+0x36/0x1c0 [ 885.737061] ? ____cache_alloc_node+0x1c7/0x1e0 [ 885.741750] ? lock_downgrade+0x900/0x900 [ 885.745922] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 885.751498] cache_grow_begin+0x91/0x8c0 [ 885.755568] ? do_raw_spin_unlock+0xa7/0x2f0 [ 885.759993] fallback_alloc+0x203/0x2e0 [ 885.763985] ____cache_alloc_node+0x1c7/0x1e0 [ 885.768495] kmem_cache_alloc_node+0xe3/0x730 [ 885.773000] ? mark_held_locks+0xc7/0x130 [ 885.777171] __alloc_skb+0x119/0x770 [ 885.780910] ? skb_scrub_packet+0x490/0x490 [ 885.785246] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 885.789848] ? queue_work_on+0x12c/0x1e0 [ 885.793938] ? switchdev_port_obj_del+0xdc/0x450 [ 885.798707] ? switchdev_trans_item_enqueue+0x260/0x260 [ 885.804101] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 885.809140] __br_mdb_notify+0x4ff/0x15d0 [ 885.813306] ? __br_mdb_add+0x800/0x800 [ 885.817295] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 885.822870] ? graph_lock+0x170/0x170 [ 885.826694] ? br_multicast_group_expired+0x96/0x610 [ 885.831819] ? lock_downgrade+0x900/0x900 [ 885.835993] br_mdb_notify+0x310/0x410 [ 885.839916] ? br_mdb_dump+0x2530/0x2530 [ 885.843998] ? kasan_check_write+0x14/0x20 [ 885.848250] ? do_raw_spin_lock+0xc1/0x200 [ 885.852726] br_multicast_group_expired+0x1bc/0x610 [ 885.857765] ? br_mdb_free+0x80/0x80 [ 885.861507] call_timer_fn+0x272/0x920 [ 885.865411] ? br_mdb_free+0x80/0x80 [ 885.869144] ? process_timeout+0x40/0x40 [ 885.873210] ? find_held_lock+0x36/0x1c0 [ 885.877287] ? __run_timers+0x7da/0xc70 [ 885.881268] ? _raw_spin_unlock_irq+0x27/0x80 [ 885.885767] ? _raw_spin_unlock_irq+0x27/0x80 [ 885.890264] ? br_mdb_free+0x80/0x80 [ 885.893992] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 885.898585] ? trace_hardirqs_on+0xbd/0x310 [ 885.902918] ? kasan_check_read+0x11/0x20 [ 885.907086] ? __run_timers+0x7da/0xc70 [ 885.911081] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 885.916552] ? br_mdb_free+0x80/0x80 [ 885.920278] ? br_mdb_free+0x80/0x80 [ 885.924008] __run_timers+0x7e5/0xc70 [ 885.927827] ? find_held_lock+0x36/0x1c0 [ 885.931918] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 885.937301] ? _raw_spin_unlock_irq+0x27/0x80 [ 885.941806] ? _raw_spin_unlock_irq+0x27/0x80 [ 885.946317] ? lockdep_hardirqs_on+0x421/0x5c0 [ 885.950924] ? trace_hardirqs_on+0xbd/0x310 [ 885.955254] ? kasan_check_read+0x11/0x20 [ 885.959410] ? finish_task_switch+0x1f5/0x900 [ 885.963929] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 885.969390] ? compat_start_thread+0x80/0x80 [ 885.973827] ? pvclock_read_flags+0x160/0x160 [ 885.978332] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 885.983889] ? check_preemption_disabled+0x48/0x200 [ 885.988931] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 885.994479] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 885.999777] ? rcu_pm_notify+0xc0/0xc0 [ 886.003678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 886.009222] ? check_preemption_disabled+0x48/0x200 [ 886.014264] run_timer_softirq+0x52/0xb0 [ 886.018331] ? rcu_read_lock_sched_held+0x108/0x120 [ 886.023367] __do_softirq+0x30b/0xad8 [ 886.027188] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 886.032333] ? trace_hardirqs_off+0x310/0x310 [ 886.036874] ? schedule+0x108/0x460 [ 886.040526] ? trace_hardirqs_off+0xb8/0x310 [ 886.044947] ? smpboot_thread_fn+0x68b/0xa00 [ 886.049372] ? trace_hardirqs_on+0x310/0x310 [ 886.053793] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 886.059342] ? check_preemption_disabled+0x48/0x200 [ 886.064372] ? takeover_tasklets+0xa90/0xa90 [ 886.068801] run_ksoftirqd+0x94/0x100 [ 886.072611] smpboot_thread_fn+0x68b/0xa00 [ 886.076864] ? sort_range+0x30/0x30 [ 886.080499] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 886.085612] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 886.091162] ? __kthread_parkme+0xfb/0x1a0 [ 886.095412] kthread+0x35a/0x420 [ 886.098781] ? sort_range+0x30/0x30 [ 886.102409] ? kthread_bind+0x40/0x40 [ 886.106223] ret_from_fork+0x3a/0x50 [ 886.109960] warn_alloc_show_mem: 1 callbacks suppressed [ 886.109972] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 886.109974] Mem-Info: [ 886.110007] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 886.110007] active_file:11 inactive_file:16 isolated_file:0 [ 886.110007] unevictable:0 dirty:0 writeback:0 unstable:0 [ 886.110007] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 886.110007] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 886.110007] free:13666 free_pcp:452 free_cma:0 [ 886.115339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 886.115351] Call Trace: [ 886.122296] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 886.124719] dump_stack+0x1c4/0x2b4 [ 886.157587] Node 0 [ 886.166959] ? dump_stack_print_info.cold.2+0x52/0x52 [ 886.169541] 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 [ 886.197033] warn_alloc.cold.119+0xb7/0x1bd [ 886.200635] lowmem_reserve[]: 0 [ 886.202879] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 886.208058] 2817 [ 886.233576] ? lock_downgrade+0x900/0x900 [ 886.237897] 6321 [ 886.241200] ? trace_hardirqs_off+0xb8/0x310 [ 886.246011] 6321 [ 886.248095] ? trace_hardirqs_off+0xb8/0x310 [ 886.252216] Node 0 [ 886.254290] __alloc_pages_slowpath+0x2667/0x2d80 [ 886.258708] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 886.260768] ? lock_downgrade+0x900/0x900 [ 886.265133] lowmem_reserve[]: [ 886.267377] ? warn_alloc+0x120/0x120 [ 886.272188] 0 0 [ 886.299109] ? warn_alloc+0x120/0x120 [ 886.303234] 3503 [ 886.306337] ? print_usage_bug+0xc0/0xc0 [ 886.310131] 3503 [ 886.312109] ? warn_alloc+0x120/0x120 [ 886.315888] Node 0 [ 886.317950] ? print_usage_bug+0xc0/0xc0 [ 886.322032] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 886.324070] ? print_usage_bug+0xc0/0xc0 [ 886.327839] lowmem_reserve[]: 0 [ 886.330090] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 886.334118] 0 0 [ 886.362597] ? should_fail+0x22d/0xd01 [ 886.366630] 0 [ 886.369903] ? mark_held_locks+0x130/0x130 [ 886.375415] Node 0 [ 886.377421] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 886.381271] DMA: 1*4kB [ 886.383087] ? __lock_acquire+0x7ec/0x4ec0 [ 886.387292] (U) 0*8kB [ 886.389538] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 886.394609] 0*16kB 1*32kB [ 886.397198] ? __lock_acquire+0x7ec/0x4ec0 [ 886.401406] (U) [ 886.403905] ? should_fail+0x22d/0xd01 [ 886.408994] 2*64kB (U) [ 886.411855] ? print_usage_bug+0xc0/0xc0 [ 886.416063] 1*128kB [ 886.418031] ? print_usage_bug+0xc0/0xc0 [ 886.421896] (U) 1*256kB [ 886.424488] ? mark_held_locks+0x130/0x130 [ 886.428514] (U) 0*512kB [ 886.430854] ? mark_held_locks+0x130/0x130 [ 886.434882] 1*1024kB (U) [ 886.437570] ? graph_lock+0x170/0x170 [ 886.441778] 1*2048kB (M) [ 886.444464] ? ret_from_fork+0x3a/0x50 [ 886.448667] 3*4096kB (M) [ 886.451438] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 886.455208] = 15908kB [ 886.455217] Node 0 [ 886.457980] ? check_preemption_disabled+0x48/0x200 [ 886.461875] DMA32: [ 886.464627] ? check_preemption_disabled+0x48/0x200 [ 886.470144] 1*4kB [ 886.472557] ? __lock_is_held+0xb5/0x140 [ 886.474759] (U) [ 886.479773] __alloc_pages_nodemask+0xa80/0xde0 [ 886.481983] 0*8kB [ 886.486995] ? graph_lock+0x170/0x170 [ 886.489126] 2*16kB [ 886.493187] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 886.495140] (UM) [ 886.499812] ? graph_lock+0x170/0x170 [ 886.501934] 2*32kB (M) [ 886.505754] ? find_held_lock+0x36/0x1c0 [ 886.507966] 2*64kB [ 886.512986] ? ____cache_alloc_node+0x1c7/0x1e0 [ 886.515020] (M) [ 886.518823] ? lock_downgrade+0x900/0x900 [ 886.521385] 4*128kB [ 886.525451] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 886.527656] (M) [ 886.532323] cache_grow_begin+0x91/0x8c0 [ 886.534266] 4*256kB (UM) [ 886.538422] ? do_raw_spin_unlock+0xa7/0x2f0 [ 886.540724] 5*512kB [ 886.546268] fallback_alloc+0x203/0x2e0 [ 886.548214] (UM) [ 886.552279] ____cache_alloc_node+0x1c7/0x1e0 [ 886.555002] 2*1024kB (M) [ 886.559421] kmem_cache_alloc_node+0xe3/0x730 [ 886.561716] 3*2048kB [ 886.565689] ? mark_held_locks+0xc7/0x130 [ 886.567726] (UM) [ 886.572225] __alloc_skb+0x119/0x770 [ 886.574948] 3*4096kB (M) [ 886.579459] ? skb_scrub_packet+0x490/0x490 [ 886.581839] = 24804kB [ 886.581850] Node 0 [ 886.586000] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 886.588037] Normal: [ 886.591757] ? queue_work_on+0x12c/0x1e0 [ 886.594490] 172*4kB [ 886.598809] ? switchdev_port_obj_del+0xdc/0x450 [ 886.601195] (UMEH) [ 886.603425] ? switchdev_trans_item_enqueue+0x260/0x260 [ 886.607976] 656*8kB (UMEH) [ 886.610311] ? mod_timer+0x647/0x1440 [ 886.614347] 279*16kB [ 886.616669] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 886.621398] (UMEH) [ 886.623633] __br_mdb_notify+0x4ff/0x15d0 [ 886.628967] 75*32kB (UMH) [ 886.631910] ? __br_mdb_add+0x800/0x800 [ 886.635676] 2*64kB [ 886.638086] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 886.643067] (UH) 0*128kB [ 886.645322] ? graph_lock+0x170/0x170 [ 886.649430] 0*256kB 2*512kB [ 886.652286] ? br_multicast_group_expired+0x96/0x610 [ 886.656233] (U) [ 886.658472] br_mdb_notify+0x310/0x410 [ 886.663885] 0*1024kB 0*2048kB [ 886.666650] ? br_mdb_dump+0x2530/0x2530 [ 886.670440] 0*4096kB [ 886.673457] ? kasan_check_write+0x14/0x20 [ 886.678526] = 13952kB [ 886.678541] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 886.680508] ? do_raw_spin_lock+0xc1/0x200 [ 886.684375] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 886.687585] br_multicast_group_expired+0x1bc/0x610 [ 886.691623] 406 total pagecache pages [ 886.694072] ? br_mdb_free+0x80/0x80 [ 886.698288] 0 pages in swap cache [ 886.700699] call_timer_fn+0x272/0x920 [ 886.709500] Swap cache stats: add 0, delete 0, find 0/0 [ 886.709510] Free swap = 0kB [ 886.713742] ? br_mdb_free+0x80/0x80 [ 886.722288] Total swap = 0kB [ 886.722297] 1965979 pages RAM [ 886.727311] ? process_timeout+0x40/0x40 [ 886.731079] 0 pages HighMem/MovableOnly [ 886.731088] 342745 pages reserved [ 886.734800] ? find_held_lock+0x36/0x1c0 [ 886.738221] 0 pages cma reserved [ 886.738388] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 886.742120] ? __run_timers+0x7da/0xc70 [ 886.747461] ksoftirqd/0 cpuset= [ 886.750480] ? _raw_spin_unlock_irq+0x27/0x80 [ 886.754165] / [ 886.757183] ? _raw_spin_unlock_irq+0x27/0x80 [ 886.760259] mems_allowed=0 [ 886.810237] ? br_mdb_free+0x80/0x80 [ 886.813961] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 886.818557] ? trace_hardirqs_on+0xbd/0x310 [ 886.822886] ? kasan_check_read+0x11/0x20 [ 886.827040] ? __run_timers+0x7da/0xc70 [ 886.831028] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 886.836501] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 886.840747] ? br_mdb_free+0x80/0x80 [ 886.844467] __run_timers+0x7e5/0xc70 [ 886.848287] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 886.854323] ? compat_start_thread+0x80/0x80 [ 886.858747] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 886.864308] ? kasan_check_write+0x14/0x20 [ 886.868562] ? finish_task_switch+0x2f5/0x900 [ 886.873072] ? __switch_to_asm+0x40/0x70 [ 886.877151] ? preempt_notifier_register+0x200/0x200 [ 886.882264] ? __switch_to_asm+0x34/0x70 [ 886.886325] ? __switch_to_asm+0x40/0x70 [ 886.890390] ? __switch_to_asm+0x34/0x70 [ 886.894455] ? __switch_to_asm+0x40/0x70 [ 886.898551] ? __switch_to_asm+0x34/0x70 [ 886.902612] ? __switch_to_asm+0x40/0x70 [ 886.906685] ? pvclock_read_flags+0x160/0x160 [ 886.911182] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 886.916727] ? check_preemption_disabled+0x48/0x200 [ 886.921772] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 886.927330] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 886.932629] ? rcu_pm_notify+0xc0/0xc0 [ 886.936535] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 886.942094] ? check_preemption_disabled+0x48/0x200 [ 886.947136] run_timer_softirq+0x52/0xb0 [ 886.951205] ? rcu_read_lock_sched_held+0x108/0x120 [ 886.956243] __do_softirq+0x30b/0xad8 [ 886.960080] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 886.965199] ? smpboot_thread_fn+0x334/0xa00 [ 886.969625] ? schedule+0x108/0x460 [ 886.973260] ? __schedule+0x1ed0/0x1ed0 [ 886.977249] ? trace_hardirqs_off+0xb8/0x310 [ 886.982171] ? ___might_sleep+0x1ed/0x300 [ 886.986327] ? smpboot_thread_fn+0x68b/0xa00 [ 886.990749] ? trace_hardirqs_on+0x310/0x310 [ 886.995174] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 887.000741] ? check_preemption_disabled+0x48/0x200 [ 887.005771] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 887.011327] ? takeover_tasklets+0xa90/0xa90 [ 887.015756] run_ksoftirqd+0x94/0x100 [ 887.019567] smpboot_thread_fn+0x68b/0xa00 [ 887.023811] ? sort_range+0x30/0x30 [ 887.027455] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 887.032577] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 887.038131] ? __kthread_parkme+0xfb/0x1a0 [ 887.042390] kthread+0x35a/0x420 [ 887.045767] ? sort_range+0x30/0x30 [ 887.049402] ? kthread_bind+0x40/0x40 [ 887.053220] ret_from_fork+0x3a/0x50 [ 887.056962] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 887.057123] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 887.063829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 887.074150] ksoftirqd/1 cpuset= [ 887.083502] Call Trace: [ 887.083527] dump_stack+0x1c4/0x2b4 [ 887.086792] / [ 887.089384] ? dump_stack_print_info.cold.2+0x52/0x52 [ 887.092994] mems_allowed=0 [ 887.094719] warn_alloc.cold.119+0xb7/0x1bd [ 887.107146] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 887.112006] ? lock_downgrade+0x900/0x900 [ 887.116174] ? trace_hardirqs_off+0xb8/0x310 [ 887.120607] ? trace_hardirqs_off+0xb8/0x310 [ 887.125057] __alloc_pages_slowpath+0x2667/0x2d80 [ 887.129943] ? lock_downgrade+0x900/0x900 [ 887.134113] ? warn_alloc+0x120/0x120 [ 887.137929] ? warn_alloc+0x120/0x120 [ 887.141741] ? print_usage_bug+0xc0/0xc0 [ 887.145818] ? warn_alloc+0x120/0x120 [ 887.149638] ? print_usage_bug+0xc0/0xc0 [ 887.153707] ? try_to_wake_up+0x10a/0x12f0 [ 887.157963] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 887.163516] ? should_fail+0x22d/0xd01 [ 887.167415] ? trace_hardirqs_off+0xb8/0x310 [ 887.171847] ? kasan_check_read+0x11/0x20 [ 887.176013] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 887.181139] ? __lock_acquire+0x7ec/0x4ec0 [ 887.185391] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 887.190508] ? __lock_acquire+0x7ec/0x4ec0 [ 887.194753] ? should_fail+0x22d/0xd01 [ 887.198679] ? mark_held_locks+0x130/0x130 [ 887.202936] ? mark_held_locks+0x130/0x130 [ 887.207199] ? graph_lock+0x170/0x170 [ 887.211010] ? ret_from_fork+0x3a/0x50 [ 887.214929] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 887.220481] ? check_preemption_disabled+0x48/0x200 [ 887.225510] ? check_preemption_disabled+0x48/0x200 [ 887.230557] ? __lock_is_held+0xb5/0x140 [ 887.234645] __alloc_pages_nodemask+0xa80/0xde0 [ 887.239344] ? graph_lock+0x170/0x170 [ 887.243169] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 887.248205] ? graph_lock+0x170/0x170 [ 887.252038] ? find_held_lock+0x36/0x1c0 [ 887.256141] ? ____cache_alloc_node+0x1c7/0x1e0 [ 887.260833] ? lock_downgrade+0x900/0x900 [ 887.265001] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 887.270561] cache_grow_begin+0x91/0x8c0 [ 887.274645] ? do_raw_spin_unlock+0xa7/0x2f0 [ 887.279090] fallback_alloc+0x203/0x2e0 [ 887.283104] ____cache_alloc_node+0x1c7/0x1e0 [ 887.287630] kmem_cache_alloc_node+0xe3/0x730 [ 887.292147] ? mark_held_locks+0xc7/0x130 [ 887.296322] __alloc_skb+0x119/0x770 [ 887.300074] ? skb_scrub_packet+0x490/0x490 [ 887.304416] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 887.309021] ? queue_work_on+0x12c/0x1e0 [ 887.313121] ? switchdev_port_obj_del+0xdc/0x450 [ 887.317904] ? switchdev_trans_item_enqueue+0x260/0x260 [ 887.323301] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 887.328360] __br_mdb_notify+0x4ff/0x15d0 [ 887.332543] ? __br_mdb_add+0x800/0x800 [ 887.336537] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 887.342108] ? graph_lock+0x170/0x170 [ 887.345940] ? br_multicast_group_expired+0x96/0x610 [ 887.351072] ? lock_downgrade+0x900/0x900 [ 887.355251] br_mdb_notify+0x310/0x410 [ 887.359162] ? br_mdb_dump+0x2530/0x2530 [ 887.363249] ? kasan_check_write+0x14/0x20 [ 887.367523] ? do_raw_spin_lock+0xc1/0x200 [ 887.371780] br_multicast_group_expired+0x1bc/0x610 [ 887.376813] ? br_mdb_free+0x80/0x80 [ 887.380547] call_timer_fn+0x272/0x920 [ 887.384449] ? br_mdb_free+0x80/0x80 [ 887.388178] ? process_timeout+0x40/0x40 [ 887.392246] ? find_held_lock+0x36/0x1c0 [ 887.396334] ? __run_timers+0x7da/0xc70 [ 887.400329] ? _raw_spin_unlock_irq+0x27/0x80 [ 887.404857] ? _raw_spin_unlock_irq+0x27/0x80 [ 887.409364] ? br_mdb_free+0x80/0x80 [ 887.413085] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 887.417678] ? trace_hardirqs_on+0xbd/0x310 [ 887.422008] ? kasan_check_read+0x11/0x20 [ 887.426165] ? __run_timers+0x7da/0xc70 [ 887.430148] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 887.435609] ? br_mdb_free+0x80/0x80 [ 887.439330] ? br_mdb_free+0x80/0x80 [ 887.443068] __run_timers+0x7e5/0xc70 [ 887.446887] ? find_held_lock+0x36/0x1c0 [ 887.450973] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 887.456350] ? _raw_spin_unlock_irq+0x27/0x80 [ 887.460851] ? _raw_spin_unlock_irq+0x27/0x80 [ 887.465361] ? lockdep_hardirqs_on+0x421/0x5c0 [ 887.469955] ? trace_hardirqs_on+0xbd/0x310 [ 887.474280] ? kasan_check_read+0x11/0x20 [ 887.478433] ? finish_task_switch+0x1f5/0x900 [ 887.482940] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 887.488399] ? compat_start_thread+0x80/0x80 [ 887.492839] ? pvclock_read_flags+0x160/0x160 [ 887.497356] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 887.502914] ? check_preemption_disabled+0x48/0x200 [ 887.507962] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 887.513516] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 887.518814] ? rcu_pm_notify+0xc0/0xc0 [ 887.522722] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 887.528281] ? check_preemption_disabled+0x48/0x200 [ 887.533329] run_timer_softirq+0x52/0xb0 [ 887.537420] ? rcu_read_lock_sched_held+0x108/0x120 [ 887.542456] __do_softirq+0x30b/0xad8 [ 887.546287] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 887.551406] ? trace_hardirqs_off+0x310/0x310 [ 887.555925] ? schedule+0x108/0x460 [ 887.559590] ? trace_hardirqs_off+0xb8/0x310 [ 887.564008] ? smpboot_thread_fn+0x68b/0xa00 [ 887.568433] ? trace_hardirqs_on+0x310/0x310 [ 887.572852] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 887.578401] ? check_preemption_disabled+0x48/0x200 [ 887.583446] ? takeover_tasklets+0xa90/0xa90 [ 887.587875] run_ksoftirqd+0x94/0x100 [ 887.591690] smpboot_thread_fn+0x68b/0xa00 [ 887.595942] ? sort_range+0x30/0x30 [ 887.599581] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 887.604695] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 887.610245] ? __kthread_parkme+0xfb/0x1a0 [ 887.614489] kthread+0x35a/0x420 [ 887.617859] ? sort_range+0x30/0x30 [ 887.621491] ? kthread_bind+0x40/0x40 [ 887.625303] ret_from_fork+0x3a/0x50 [ 887.629049] warn_alloc_show_mem: 1 callbacks suppressed [ 887.629062] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 887.629063] Mem-Info: [ 887.629096] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 887.629096] active_file:11 inactive_file:16 isolated_file:0 [ 887.629096] unevictable:0 dirty:0 writeback:0 unstable:0 [ 887.629096] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 887.629096] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 887.629096] free:13666 free_pcp:452 free_cma:0 [ 887.634431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 887.634440] Call Trace: [ 887.641392] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 887.643802] dump_stack+0x1c4/0x2b4 [ 887.676684] Node 0 [ 887.686064] ? dump_stack_print_info.cold.2+0x52/0x52 [ 887.688644] 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 [ 887.716135] warn_alloc.cold.119+0xb7/0x1bd [ 887.719735] lowmem_reserve[]: [ 887.721969] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 887.727129] 0 2817 [ 887.752652] ? lock_downgrade+0x900/0x900 [ 887.756945] 6321 6321 [ 887.760078] ? trace_hardirqs_off+0xb8/0x310 [ 887.767137] ? trace_hardirqs_off+0xb8/0x310 [ 887.771255] Node 0 [ 887.773755] __alloc_pages_slowpath+0x2667/0x2d80 [ 887.778160] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 887.782560] ? lock_downgrade+0x900/0x900 [ 887.784752] lowmem_reserve[]: [ 887.789593] ? warn_alloc+0x120/0x120 [ 887.816476] 0 [ 887.820633] ? warn_alloc+0x120/0x120 [ 887.823707] 0 [ 887.827506] ? print_usage_bug+0xc0/0xc0 [ 887.829282] 3503 3503 [ 887.833103] ? warn_alloc+0x120/0x120 [ 887.838941] ? print_usage_bug+0xc0/0xc0 [ 887.841417] Node 0 [ 887.845214] ? print_usage_bug+0xc0/0xc0 [ 887.849285] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 887.851504] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 887.855531] lowmem_reserve[]: 0 [ 887.884014] ? should_fail+0x22d/0xd01 [ 887.889526] 0 [ 887.892805] ? mark_held_locks+0x130/0x130 [ 887.896666] 0 [ 887.898469] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 887.902667] 0 [ 887.904476] ? __lock_acquire+0x7ec/0x4ec0 [ 887.909555] Node 0 [ 887.911363] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 887.915562] DMA: 1*4kB [ 887.917806] ? __lock_acquire+0x7ec/0x4ec0 [ 887.922882] (U) 0*8kB [ 887.925484] ? should_fail+0x22d/0xd01 [ 887.929694] 0*16kB [ 887.932207] ? print_usage_bug+0xc0/0xc0 [ 887.936067] 1*32kB (U) [ 887.938317] ? print_usage_bug+0xc0/0xc0 [ 887.942353] 2*64kB (U) [ 887.944956] ? mark_held_locks+0x130/0x130 [ 887.949023] 1*128kB (U) [ 887.951630] ? mark_held_locks+0x130/0x130 [ 887.955872] 1*256kB (U) [ 887.958562] ? graph_lock+0x170/0x170 [ 887.962769] 0*512kB [ 887.965445] ? ret_from_fork+0x3a/0x50 [ 887.969219] 1*1024kB (U) [ 887.971553] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 887.975410] 1*2048kB (M) [ 887.978183] ? check_preemption_disabled+0x48/0x200 [ 887.983691] 3*4096kB (M) [ 887.986462] ? check_preemption_disabled+0x48/0x200 [ 887.991450] = 15908kB [ 887.991459] Node 0 [ 887.994228] ? __lock_is_held+0xb5/0x140 [ 887.999211] DMA32: [ 888.001629] __alloc_pages_nodemask+0xa80/0xde0 [ 888.003846] 1*4kB [ 888.007912] ? graph_lock+0x170/0x170 [ 888.010123] (U) [ 888.014796] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 888.016919] 0*8kB 2*16kB [ 888.020736] ? graph_lock+0x170/0x170 [ 888.022689] (UM) [ 888.027716] ? find_held_lock+0x36/0x1c0 [ 888.030442] 2*32kB (M) [ 888.034266] ? ____cache_alloc_node+0x1c7/0x1e0 [ 888.036296] 2*64kB [ 888.040362] ? lock_downgrade+0x900/0x900 [ 888.042918] (M) [ 888.047585] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 888.049786] 4*128kB (M) [ 888.053944] cache_grow_begin+0x91/0x8c0 [ 888.055886] 4*256kB (UM) [ 888.061431] ? do_raw_spin_unlock+0xa7/0x2f0 [ 888.064075] 5*512kB (UM) [ 888.068149] fallback_alloc+0x203/0x2e0 [ 888.070877] 2*1024kB [ 888.075285] ____cache_alloc_node+0x1c7/0x1e0 [ 888.078009] (M) 3*2048kB [ 888.082009] kmem_cache_alloc_node+0xe3/0x730 [ 888.084386] (UM) [ 888.088882] ? mark_held_locks+0xc7/0x130 [ 888.091610] 3*4096kB (M) [ 888.096115] __alloc_skb+0x119/0x770 [ 888.098150] = 24804kB [ 888.102292] ? skb_scrub_packet+0x490/0x490 [ 888.105023] Node 0 [ 888.108742] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 888.111121] Normal: 172*4kB [ 888.115452] ? queue_work_on+0x12c/0x1e0 [ 888.117664] (UMEH) [ 888.122249] ? switchdev_port_obj_del+0xdc/0x450 [ 888.125246] 656*8kB [ 888.129314] ? switchdev_trans_item_enqueue+0x260/0x260 [ 888.131525] (UMEH) [ 888.136281] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 888.138575] 279*16kB (UMEH) [ 888.143953] __br_mdb_notify+0x4ff/0x15d0 [ 888.146161] 75*32kB (UMH) [ 888.151197] ? __br_mdb_add+0x800/0x800 [ 888.154204] 2*64kB [ 888.158351] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 888.161172] (UH) [ 888.165151] ? graph_lock+0x170/0x170 [ 888.167354] 0*128kB 0*256kB [ 888.172908] ? br_multicast_group_expired+0x96/0x610 [ 888.174946] 2*512kB (U) [ 888.178769] ? lock_downgrade+0x900/0x900 [ 888.181763] 0*1024kB [ 888.186882] br_mdb_notify+0x310/0x410 [ 888.189524] 0*2048kB 0*4096kB [ 888.193680] ? br_mdb_dump+0x2530/0x2530 [ 888.196077] = 13952kB [ 888.199971] ? kasan_check_write+0x14/0x20 [ 888.203145] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 888.207209] ? do_raw_spin_lock+0xc1/0x200 [ 888.209615] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 888.209625] 406 total pagecache pages [ 888.213869] br_multicast_group_expired+0x1bc/0x610 [ 888.222689] 0 pages in swap cache [ 888.226933] ? br_mdb_free+0x80/0x80 [ 888.235487] Swap cache stats: add 0, delete 0, find 0/0 [ 888.235497] Free swap = 0kB [ 888.239317] call_timer_fn+0x272/0x920 [ 888.244302] Total swap = 0kB [ 888.247755] ? br_mdb_free+0x80/0x80 [ 888.251445] 1965979 pages RAM [ 888.256813] ? process_timeout+0x40/0x40 [ 888.259807] 0 pages HighMem/MovableOnly [ 888.259817] 342745 pages reserved [ 888.263716] ? find_held_lock+0x36/0x1c0 [ 888.263742] ? __run_timers+0x7da/0xc70 [ 888.266733] 0 pages cma reserved [ 888.266899] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 888.270463] ? _raw_spin_unlock_irq+0x27/0x80 [ 888.273554] ksoftirqd/0 cpuset= [ 888.277627] ? _raw_spin_unlock_irq+0x27/0x80 [ 888.281586] / [ 888.285054] ? br_mdb_free+0x80/0x80 [ 888.289093] mems_allowed=0 [ 888.327293] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 888.331893] ? trace_hardirqs_on+0xbd/0x310 [ 888.336233] ? kasan_check_read+0x11/0x20 [ 888.340418] ? __run_timers+0x7da/0xc70 [ 888.344428] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 888.349898] ? br_mdb_free+0x80/0x80 [ 888.353634] ? br_mdb_free+0x80/0x80 [ 888.357361] __run_timers+0x7e5/0xc70 [ 888.361184] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 888.366553] ? compat_start_thread+0x80/0x80 [ 888.370977] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 888.376541] ? kasan_check_write+0x14/0x20 [ 888.380790] ? finish_task_switch+0x2f5/0x900 [ 888.385300] ? __switch_to_asm+0x40/0x70 [ 888.389380] ? preempt_notifier_register+0x200/0x200 [ 888.394499] ? __switch_to_asm+0x34/0x70 [ 888.398572] ? __switch_to_asm+0x40/0x70 [ 888.402636] ? __switch_to_asm+0x34/0x70 [ 888.406699] ? __switch_to_asm+0x40/0x70 [ 888.410779] ? __switch_to_asm+0x34/0x70 [ 888.414847] ? __switch_to_asm+0x40/0x70 [ 888.418923] ? pvclock_read_flags+0x160/0x160 [ 888.423426] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 888.428974] ? check_preemption_disabled+0x48/0x200 [ 888.434006] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 888.439566] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 888.444867] ? rcu_pm_notify+0xc0/0xc0 [ 888.448787] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 888.454343] ? check_preemption_disabled+0x48/0x200 [ 888.459383] run_timer_softirq+0x52/0xb0 [ 888.463459] ? rcu_read_lock_sched_held+0x108/0x120 [ 888.468492] __do_softirq+0x30b/0xad8 [ 888.472315] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 888.477434] ? smpboot_thread_fn+0x334/0xa00 [ 888.481863] ? schedule+0x108/0x460 [ 888.485504] ? __schedule+0x1ed0/0x1ed0 [ 888.489490] ? trace_hardirqs_off+0xb8/0x310 [ 888.493919] ? ___might_sleep+0x1ed/0x300 [ 888.498088] ? smpboot_thread_fn+0x68b/0xa00 [ 888.502517] ? trace_hardirqs_on+0x310/0x310 [ 888.506941] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 888.512492] ? check_preemption_disabled+0x48/0x200 [ 888.517520] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 888.523085] ? takeover_tasklets+0xa90/0xa90 [ 888.527534] run_ksoftirqd+0x94/0x100 [ 888.531348] smpboot_thread_fn+0x68b/0xa00 [ 888.535602] ? sort_range+0x30/0x30 [ 888.539244] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 888.544360] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 888.549910] ? __kthread_parkme+0xfb/0x1a0 [ 888.554163] kthread+0x35a/0x420 [ 888.557536] ? sort_range+0x30/0x30 [ 888.561166] ? kthread_bind+0x40/0x40 [ 888.564980] ret_from_fork+0x3a/0x50 [ 888.568717] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 888.568878] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 888.575567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 888.585881] ksoftirqd/1 cpuset= [ 888.595231] Call Trace: [ 888.595255] dump_stack+0x1c4/0x2b4 [ 888.598526] / [ 888.601112] ? dump_stack_print_info.cold.2+0x52/0x52 [ 888.604723] mems_allowed=0 [ 888.606448] warn_alloc.cold.119+0xb7/0x1bd [ 888.618878] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 888.623746] ? lock_downgrade+0x900/0x900 [ 888.627926] ? trace_hardirqs_off+0xb8/0x310 [ 888.632369] ? trace_hardirqs_off+0xb8/0x310 [ 888.636810] __alloc_pages_slowpath+0x2667/0x2d80 [ 888.641692] ? lock_downgrade+0x900/0x900 [ 888.645859] ? warn_alloc+0x120/0x120 [ 888.649695] ? warn_alloc+0x120/0x120 [ 888.653510] ? print_usage_bug+0xc0/0xc0 [ 888.657580] ? warn_alloc+0x120/0x120 [ 888.661391] ? print_usage_bug+0xc0/0xc0 [ 888.665459] ? try_to_wake_up+0x10a/0x12f0 [ 888.669714] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 888.675272] ? should_fail+0x22d/0xd01 [ 888.679176] ? trace_hardirqs_off+0xb8/0x310 [ 888.683597] ? kasan_check_read+0x11/0x20 [ 888.687767] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 888.692904] ? __lock_acquire+0x7ec/0x4ec0 [ 888.697161] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 888.702280] ? __lock_acquire+0x7ec/0x4ec0 [ 888.706526] ? should_fail+0x22d/0xd01 [ 888.710431] ? mark_held_locks+0x130/0x130 [ 888.714675] ? mark_held_locks+0x130/0x130 [ 888.718927] ? graph_lock+0x170/0x170 [ 888.722734] ? ret_from_fork+0x3a/0x50 [ 888.726629] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 888.732176] ? check_preemption_disabled+0x48/0x200 [ 888.737206] ? check_preemption_disabled+0x48/0x200 [ 888.742247] ? __lock_is_held+0xb5/0x140 [ 888.746330] __alloc_pages_nodemask+0xa80/0xde0 [ 888.751020] ? graph_lock+0x170/0x170 [ 888.754844] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 888.759874] ? graph_lock+0x170/0x170 [ 888.763702] ? find_held_lock+0x36/0x1c0 [ 888.767789] ? ____cache_alloc_node+0x1c7/0x1e0 [ 888.772477] ? lock_downgrade+0x900/0x900 [ 888.776665] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 888.782226] cache_grow_begin+0x91/0x8c0 [ 888.786309] ? do_raw_spin_unlock+0xa7/0x2f0 [ 888.790745] fallback_alloc+0x203/0x2e0 [ 888.794736] ____cache_alloc_node+0x1c7/0x1e0 [ 888.799255] kmem_cache_alloc_node+0xe3/0x730 [ 888.803768] ? mark_held_locks+0xc7/0x130 [ 888.807942] __alloc_skb+0x119/0x770 [ 888.811673] ? skb_scrub_packet+0x490/0x490 [ 888.816005] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 888.820596] ? queue_work_on+0x12c/0x1e0 [ 888.824669] ? switchdev_port_obj_del+0xdc/0x450 [ 888.829430] ? switchdev_trans_item_enqueue+0x260/0x260 [ 888.834804] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 888.839833] __br_mdb_notify+0x4ff/0x15d0 [ 888.843997] ? __br_mdb_add+0x800/0x800 [ 888.847973] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 888.853994] ? graph_lock+0x170/0x170 [ 888.857810] ? br_multicast_group_expired+0x96/0x610 [ 888.862917] ? lock_downgrade+0x900/0x900 [ 888.867081] br_mdb_notify+0x310/0x410 [ 888.870975] ? br_mdb_dump+0x2530/0x2530 [ 888.875055] ? kasan_check_write+0x14/0x20 [ 888.879327] ? do_raw_spin_lock+0xc1/0x200 [ 888.883577] br_multicast_group_expired+0x1bc/0x610 [ 888.888602] ? br_mdb_free+0x80/0x80 [ 888.892334] call_timer_fn+0x272/0x920 [ 888.896232] ? br_mdb_free+0x80/0x80 [ 888.899954] ? process_timeout+0x40/0x40 [ 888.904019] ? find_held_lock+0x36/0x1c0 [ 888.908111] ? __run_timers+0x7da/0xc70 [ 888.912111] ? _raw_spin_unlock_irq+0x27/0x80 [ 888.916629] ? _raw_spin_unlock_irq+0x27/0x80 [ 888.921141] ? br_mdb_free+0x80/0x80 [ 888.924869] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 888.929465] ? trace_hardirqs_on+0xbd/0x310 [ 888.933804] ? kasan_check_read+0x11/0x20 [ 888.937988] ? __run_timers+0x7da/0xc70 [ 888.941982] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 888.947449] ? br_mdb_free+0x80/0x80 [ 888.951186] ? br_mdb_free+0x80/0x80 [ 888.954917] __run_timers+0x7e5/0xc70 [ 888.958740] ? find_held_lock+0x36/0x1c0 [ 888.962840] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 888.968227] ? _raw_spin_unlock_irq+0x27/0x80 [ 888.972743] ? _raw_spin_unlock_irq+0x27/0x80 [ 888.977256] ? lockdep_hardirqs_on+0x421/0x5c0 [ 888.982179] ? trace_hardirqs_on+0xbd/0x310 [ 888.986515] ? kasan_check_read+0x11/0x20 [ 888.990674] ? finish_task_switch+0x1f5/0x900 [ 888.995268] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 889.000732] ? compat_start_thread+0x80/0x80 [ 889.005179] ? pvclock_read_flags+0x160/0x160 [ 889.009795] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 889.015349] ? check_preemption_disabled+0x48/0x200 [ 889.020399] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 889.025955] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 889.031250] ? rcu_pm_notify+0xc0/0xc0 [ 889.035166] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 889.040905] ? check_preemption_disabled+0x48/0x200 [ 889.045967] run_timer_softirq+0x52/0xb0 [ 889.050058] ? rcu_read_lock_sched_held+0x108/0x120 [ 889.055092] __do_softirq+0x30b/0xad8 [ 889.058917] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 889.064031] ? trace_hardirqs_off+0x310/0x310 [ 889.068565] ? schedule+0x108/0x460 [ 889.072220] ? trace_hardirqs_off+0xb8/0x310 [ 889.076668] ? smpboot_thread_fn+0x68b/0xa00 [ 889.081111] ? trace_hardirqs_on+0x310/0x310 [ 889.085545] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 889.091095] ? check_preemption_disabled+0x48/0x200 [ 889.096126] ? takeover_tasklets+0xa90/0xa90 [ 889.100543] run_ksoftirqd+0x94/0x100 [ 889.104352] smpboot_thread_fn+0x68b/0xa00 [ 889.108594] ? sort_range+0x30/0x30 [ 889.112322] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 889.117440] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 889.122992] ? __kthread_parkme+0xfb/0x1a0 [ 889.127252] kthread+0x35a/0x420 [ 889.130635] ? sort_range+0x30/0x30 [ 889.134271] ? kthread_bind+0x40/0x40 [ 889.138091] ret_from_fork+0x3a/0x50 [ 889.141826] warn_alloc_show_mem: 1 callbacks suppressed [ 889.141845] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 889.141847] Mem-Info: [ 889.141879] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 889.141879] active_file:11 inactive_file:16 isolated_file:0 [ 889.141879] unevictable:0 dirty:0 writeback:0 unstable:0 [ 889.141879] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 889.141879] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 889.141879] free:13666 free_pcp:452 free_cma:0 [ 889.147228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 889.154170] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 889.156583] Call Trace: [ 889.189461] Node 0 [ 889.198844] dump_stack+0x1c4/0x2b4 [ 889.226358] 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 [ 889.228921] ? dump_stack_print_info.cold.2+0x52/0x52 [ 889.231120] lowmem_reserve[]: 0 [ 889.234769] warn_alloc.cold.119+0xb7/0x1bd [ 889.260243] 2817 6321 [ 889.265463] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 889.268710] 6321 [ 889.273057] ? lock_downgrade+0x900/0x900 [ 889.275524] Node 0 [ 889.280372] ? trace_hardirqs_off+0xb8/0x310 [ 889.282430] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 889.286560] ? trace_hardirqs_off+0xb8/0x310 [ 889.288770] lowmem_reserve[]: 0 [ 889.293197] __alloc_pages_slowpath+0x2667/0x2d80 [ 889.320068] 0 3503 [ 889.324528] ? warn_alloc+0x120/0x120 [ 889.327753] 3503 [ 889.332613] ? warn_alloc+0x120/0x120 [ 889.334819] Node 0 [ 889.338628] ? print_usage_bug+0xc0/0xc0 [ 889.340693] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 889.344473] ? warn_alloc+0x120/0x120 [ 889.346678] lowmem_reserve[]: 0 [ 889.350747] ? print_usage_bug+0xc0/0xc0 [ 889.379187] 0 [ 889.383011] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 889.386282] 0 0 [ 889.390367] ? check_preemption_disabled+0x48/0x200 [ 889.392145] Node 0 [ 889.397682] ? check_preemption_disabled+0x48/0x200 [ 889.399633] DMA: [ 889.404659] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 889.406872] 1*4kB [ 889.411889] ? should_fail+0x22d/0xd01 [ 889.413916] (U) 0*8kB [ 889.419465] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 889.421590] 0*16kB [ 889.425488] ? __lock_acquire+0x7ec/0x4ec0 [ 889.427958] 1*32kB [ 889.433072] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 889.435274] (U) [ 889.439506] ? __lock_acquire+0x7ec/0x4ec0 [ 889.441728] 2*64kB (U) [ 889.446853] ? should_fail+0x22d/0xd01 [ 889.448794] 1*128kB (U) [ 889.453052] ? mark_held_locks+0x130/0x130 [ 889.455595] 1*256kB (U) [ 889.459491] ? mark_held_locks+0x130/0x130 [ 889.462127] 0*512kB 1*1024kB [ 889.466382] ? graph_lock+0x170/0x170 [ 889.469022] (U) [ 889.473263] ? print_usage_bug+0xc0/0xc0 [ 889.476344] 1*2048kB (M) [ 889.480151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 889.482096] 3*4096kB (M) [ 889.486167] ? check_preemption_disabled+0x48/0x200 [ 889.488899] = 15908kB [ 889.494434] ? check_preemption_disabled+0x48/0x200 [ 889.497177] Node 0 [ 889.502204] ? __lock_is_held+0xb5/0x140 [ 889.504586] DMA32: [ 889.509609] __alloc_pages_nodemask+0xa80/0xde0 [ 889.511813] 1*4kB [ 889.515874] ? graph_lock+0x170/0x170 [ 889.518099] (U) 0*8kB [ 889.522786] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 889.524911] 2*16kB [ 889.528709] ? graph_lock+0x170/0x170 [ 889.531178] (UM) [ 889.536203] ? find_held_lock+0x36/0x1c0 [ 889.538406] 2*32kB (M) [ 889.542225] ? ____cache_alloc_node+0x1c7/0x1e0 [ 889.544253] 2*64kB (M) [ 889.548325] ? lock_downgrade+0x900/0x900 [ 889.550884] 4*128kB (M) [ 889.555570] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 889.558120] 4*256kB (UM) [ 889.562299] cache_grow_begin+0x91/0x8c0 [ 889.564943] 5*512kB [ 889.570482] ? do_raw_spin_unlock+0xa7/0x2f0 [ 889.573211] (UM) [ 889.577282] fallback_alloc+0x203/0x2e0 [ 889.579577] 2*1024kB [ 889.583997] ____cache_alloc_node+0x1c7/0x1e0 [ 889.586028] (M) [ 889.590013] kmem_cache_alloc_node+0xe3/0x730 [ 889.592390] 3*2048kB (UM) [ 889.596894] ? ipv6_get_ifaddr+0x42e/0x620 [ 889.598837] 3*4096kB (M) = 24804kB [ 889.603354] __alloc_skb+0x119/0x770 [ 889.606201] Node 0 [ 889.610440] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 889.613942] Normal: 172*4kB [ 889.617665] ? skb_scrub_packet+0x490/0x490 [ 889.619872] (UMEH) [ 889.625154] ? lock_downgrade+0x900/0x900 [ 889.628145] 656*8kB [ 889.632470] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 889.634672] (UMEH) [ 889.638820] ? refcount_sub_and_test_checked+0x203/0x310 [ 889.641117] 279*16kB [ 889.646653] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 889.648859] (UMEH) [ 889.654309] ? addrconf_rs_timer+0x6f0/0x6f0 [ 889.656691] 75*32kB [ 889.662151] ndisc_alloc_skb+0x144/0x340 [ 889.664371] (UMH) [ 889.668779] ndisc_send_rs+0x331/0x6e0 [ 889.671068] 2*64kB (UH) [ 889.675160] addrconf_rs_timer+0x3c0/0x6f0 [ 889.677283] 0*128kB [ 889.681189] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 889.683829] 0*256kB [ 889.688078] call_timer_fn+0x272/0x920 [ 889.690361] 2*512kB (U) [ 889.694605] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 889.696902] 0*1024kB [ 889.700784] ? process_timeout+0x40/0x40 [ 889.703425] 0*2048kB 0*4096kB [ 889.707669] ? find_held_lock+0x36/0x1c0 [ 889.710061] = 13952kB [ 889.714127] ? __run_timers+0x7da/0xc70 [ 889.717292] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 889.721377] ? _raw_spin_unlock_irq+0x27/0x80 [ 889.723767] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 889.727732] ? _raw_spin_unlock_irq+0x27/0x80 [ 889.736546] 406 total pagecache pages [ 889.741054] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 889.749608] 0 pages in swap cache [ 889.754099] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 889.757873] Swap cache stats: add 0, delete 0, find 0/0 [ 889.757883] Free swap = 0kB [ 889.762125] ? trace_hardirqs_on+0xbd/0x310 [ 889.765565] Total swap = 0kB [ 889.770153] ? kasan_check_read+0x11/0x20 [ 889.775495] 1965979 pages RAM [ 889.778522] ? __run_timers+0x7da/0xc70 [ 889.782812] 0 pages HighMem/MovableOnly [ 889.785825] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 889.789943] 342745 pages reserved [ 889.789952] 0 pages cma reserved [ 889.793063] ? work_on_cpu_safe+0x90/0x90 [ 889.797263] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 889.800993] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 889.806418] ksoftirqd/0 cpuset= [ 889.809869] __run_timers+0x7e5/0xc70 [ 889.813212] / [ 889.817372] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 889.827651] mems_allowed=0 [ 889.848911] ? compat_start_thread+0x80/0x80 [ 889.853334] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 889.858883] ? kasan_check_write+0x14/0x20 [ 889.863121] ? finish_task_switch+0x2f5/0x900 [ 889.867623] ? __switch_to_asm+0x40/0x70 [ 889.871697] ? preempt_notifier_register+0x200/0x200 [ 889.876807] ? __switch_to_asm+0x34/0x70 [ 889.880870] ? __switch_to_asm+0x40/0x70 [ 889.884929] ? __switch_to_asm+0x34/0x70 [ 889.889003] ? __switch_to_asm+0x40/0x70 [ 889.893074] ? __switch_to_asm+0x34/0x70 [ 889.897138] ? __switch_to_asm+0x40/0x70 [ 889.901216] ? pvclock_read_flags+0x160/0x160 [ 889.905723] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 889.911282] ? check_preemption_disabled+0x48/0x200 [ 889.916313] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 889.921865] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 889.927166] ? rcu_pm_notify+0xc0/0xc0 [ 889.931079] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 889.936630] ? check_preemption_disabled+0x48/0x200 [ 889.941663] run_timer_softirq+0x52/0xb0 [ 889.945730] ? rcu_read_lock_sched_held+0x108/0x120 [ 889.950770] __do_softirq+0x30b/0xad8 [ 889.954588] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 889.959700] ? smpboot_thread_fn+0x334/0xa00 [ 889.964125] ? schedule+0x108/0x460 [ 889.967757] ? __schedule+0x1ed0/0x1ed0 [ 889.971750] ? trace_hardirqs_off+0xb8/0x310 [ 889.976168] ? ___might_sleep+0x1ed/0x300 [ 889.980316] ? smpboot_thread_fn+0x68b/0xa00 [ 889.984735] ? trace_hardirqs_on+0x310/0x310 [ 889.989177] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 889.994738] ? check_preemption_disabled+0x48/0x200 [ 889.999762] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 890.005311] ? takeover_tasklets+0xa90/0xa90 [ 890.009734] run_ksoftirqd+0x94/0x100 [ 890.013541] smpboot_thread_fn+0x68b/0xa00 [ 890.017795] ? sort_range+0x30/0x30 [ 890.021457] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 890.026572] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 890.032125] ? __kthread_parkme+0xfb/0x1a0 [ 890.036385] kthread+0x35a/0x420 [ 890.039774] ? sort_range+0x30/0x30 [ 890.043411] ? kthread_bind+0x40/0x40 [ 890.047233] ret_from_fork+0x3a/0x50 [ 890.050972] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 890.051056] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 890.057821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 890.057827] Call Trace: [ 890.057851] dump_stack+0x1c4/0x2b4 [ 890.057866] ? dump_stack_print_info.cold.2+0x52/0x52 [ 890.057890] warn_alloc.cold.119+0xb7/0x1bd [ 890.057909] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 890.064510] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 890.073761] ? lock_downgrade+0x900/0x900 [ 890.076321] ksoftirqd/1 cpuset= [ 890.079958] ? trace_hardirqs_off+0xb8/0x310 [ 890.085121] / [ 890.089447] ? trace_hardirqs_off+0xb8/0x310 [ 890.094265] mems_allowed=0 [ 890.104586] __alloc_pages_slowpath+0x2667/0x2d80 [ 890.130260] ? warn_alloc+0x120/0x120 [ 890.134081] ? warn_alloc+0x120/0x120 [ 890.137908] ? print_usage_bug+0xc0/0xc0 [ 890.141979] ? warn_alloc+0x120/0x120 [ 890.145793] ? print_usage_bug+0xc0/0xc0 [ 890.149863] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 890.155406] ? check_preemption_disabled+0x48/0x200 [ 890.160436] ? check_preemption_disabled+0x48/0x200 [ 890.165469] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 890.171019] ? should_fail+0x22d/0xd01 [ 890.174922] ? __lock_acquire+0x7ec/0x4ec0 [ 890.179174] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 890.184292] ? __lock_acquire+0x7ec/0x4ec0 [ 890.188538] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 890.193664] ? __lock_acquire+0x7ec/0x4ec0 [ 890.197906] ? should_fail+0x22d/0xd01 [ 890.201817] ? mark_held_locks+0x130/0x130 [ 890.206072] ? mark_held_locks+0x130/0x130 [ 890.210320] ? graph_lock+0x170/0x170 [ 890.214127] ? print_usage_bug+0xc0/0xc0 [ 890.218197] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 890.223747] ? check_preemption_disabled+0x48/0x200 [ 890.228768] ? check_preemption_disabled+0x48/0x200 [ 890.233801] ? __lock_is_held+0xb5/0x140 [ 890.237880] __alloc_pages_nodemask+0xa80/0xde0 [ 890.242559] ? graph_lock+0x170/0x170 [ 890.246371] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 890.251385] ? graph_lock+0x170/0x170 [ 890.255201] ? find_held_lock+0x36/0x1c0 [ 890.259282] ? ____cache_alloc_node+0x1c7/0x1e0 [ 890.263957] ? lock_downgrade+0x900/0x900 [ 890.268119] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 890.273675] cache_grow_begin+0x91/0x8c0 [ 890.277751] ? do_raw_spin_unlock+0xa7/0x2f0 [ 890.282180] fallback_alloc+0x203/0x2e0 [ 890.286170] ____cache_alloc_node+0x1c7/0x1e0 [ 890.290679] kmem_cache_alloc_node+0xe3/0x730 [ 890.295193] ? ipv6_get_ifaddr+0x42e/0x620 [ 890.299445] __alloc_skb+0x119/0x770 [ 890.303167] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 890.308450] ? skb_scrub_packet+0x490/0x490 [ 890.312780] ? lock_downgrade+0x900/0x900 [ 890.316940] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 890.322480] ? refcount_sub_and_test_checked+0x203/0x310 [ 890.327938] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 890.333410] ? addrconf_rs_timer+0x6f0/0x6f0 [ 890.337838] ndisc_alloc_skb+0x144/0x340 [ 890.341912] ndisc_send_rs+0x331/0x6e0 [ 890.345813] addrconf_rs_timer+0x3c0/0x6f0 [ 890.350078] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 890.354349] call_timer_fn+0x272/0x920 [ 890.358247] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 890.362493] ? process_timeout+0x40/0x40 [ 890.366570] ? find_held_lock+0x36/0x1c0 [ 890.370691] ? __run_timers+0x7da/0xc70 [ 890.374681] ? _raw_spin_unlock_irq+0x27/0x80 [ 890.379183] ? _raw_spin_unlock_irq+0x27/0x80 [ 890.383683] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 890.387928] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 890.392528] ? trace_hardirqs_on+0xbd/0x310 [ 890.396870] ? kasan_check_read+0x11/0x20 [ 890.401036] ? __run_timers+0x7da/0xc70 [ 890.405024] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 890.410513] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 890.414760] __run_timers+0x7e5/0xc70 [ 890.418562] ? find_held_lock+0x36/0x1c0 [ 890.422638] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 890.428015] ? _raw_spin_unlock_irq+0x27/0x80 [ 890.432531] ? _raw_spin_unlock_irq+0x27/0x80 [ 890.437050] ? lockdep_hardirqs_on+0x421/0x5c0 [ 890.441646] ? trace_hardirqs_on+0xbd/0x310 [ 890.445983] ? kasan_check_read+0x11/0x20 [ 890.450148] ? finish_task_switch+0x1f5/0x900 [ 890.454660] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 890.460120] ? compat_start_thread+0x80/0x80 [ 890.464553] ? pvclock_read_flags+0x160/0x160 [ 890.469072] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 890.474622] ? check_preemption_disabled+0x48/0x200 [ 890.479663] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 890.485214] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 890.490513] ? rcu_pm_notify+0xc0/0xc0 [ 890.494415] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 890.499960] ? check_preemption_disabled+0x48/0x200 [ 890.504994] run_timer_softirq+0x52/0xb0 [ 890.509078] ? rcu_read_lock_sched_held+0x108/0x120 [ 890.514108] __do_softirq+0x30b/0xad8 [ 890.517924] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 890.523035] ? trace_hardirqs_off+0x310/0x310 [ 890.527563] ? schedule+0x108/0x460 [ 890.531217] ? trace_hardirqs_off+0xb8/0x310 [ 890.535634] ? smpboot_thread_fn+0x68b/0xa00 [ 890.540061] ? trace_hardirqs_on+0x310/0x310 [ 890.544489] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 890.550061] ? check_preemption_disabled+0x48/0x200 [ 890.555103] ? takeover_tasklets+0xa90/0xa90 [ 890.559530] run_ksoftirqd+0x94/0x100 [ 890.563354] smpboot_thread_fn+0x68b/0xa00 [ 890.567613] ? sort_range+0x30/0x30 [ 890.571279] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 890.576394] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 890.581944] ? __kthread_parkme+0xfb/0x1a0 [ 890.586219] kthread+0x35a/0x420 [ 890.589598] ? sort_range+0x30/0x30 [ 890.593230] ? kthread_bind+0x40/0x40 [ 890.597052] ret_from_fork+0x3a/0x50 [ 890.600782] warn_alloc_show_mem: 1 callbacks suppressed [ 890.600794] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 890.600795] Mem-Info: [ 890.600829] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 890.600829] active_file:11 inactive_file:16 isolated_file:0 [ 890.600829] unevictable:0 dirty:0 writeback:0 unstable:0 [ 890.600829] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 890.600829] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 890.600829] free:13666 free_pcp:452 free_cma:0 [ 890.606174] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 890.613118] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 890.615519] Call Trace: [ 890.648399] Node 0 [ 890.657772] dump_stack+0x1c4/0x2b4 [ 890.685294] 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 [ 890.687874] ? dump_stack_print_info.cold.2+0x52/0x52 [ 890.690063] lowmem_reserve[]: 0 [ 890.693701] warn_alloc.cold.119+0xb7/0x1bd [ 890.719183] 2817 [ 890.724384] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 890.727631] 6321 [ 890.731953] ? lock_downgrade+0x900/0x900 [ 890.733986] 6321 [ 890.738849] ? trace_hardirqs_off+0xb8/0x310 [ 890.740877] Node 0 [ 890.745024] ? trace_hardirqs_off+0xb8/0x310 [ 890.747096] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 890.751480] __alloc_pages_slowpath+0x2667/0x2d80 [ 890.753687] lowmem_reserve[]: [ 890.758119] ? warn_alloc+0x120/0x120 [ 890.784975] 0 [ 890.789857] ? warn_alloc+0x120/0x120 [ 890.792932] 0 3503 [ 890.796747] ? print_usage_bug+0xc0/0xc0 [ 890.798519] 3503 [ 890.802332] ? warn_alloc+0x120/0x120 [ 890.804547] Node 0 [ 890.808613] ? print_usage_bug+0xc0/0xc0 [ 890.810683] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 890.814465] ? __lock_acquire+0x7ec/0x4ec0 [ 890.816679] lowmem_reserve[]: [ 890.820745] ? __lock_acquire+0x7ec/0x4ec0 [ 890.849183] 0 [ 890.853998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 890.857085] 0 [ 890.861323] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 890.863120] 0 [ 890.868662] ? should_fail+0x22d/0xd01 [ 890.870435] 0 [ 890.875994] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 890.877770] Node 0 [ 890.881658] ? __lock_acquire+0x7ec/0x4ec0 [ 890.883432] DMA: [ 890.888538] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 890.890752] 1*4kB [ 890.894996] ? __lock_acquire+0x7ec/0x4ec0 [ 890.897035] (U) [ 890.902146] ? should_fail+0x22d/0xd01 [ 890.904271] 0*8kB [ 890.908510] ? mark_held_locks+0x130/0x130 [ 890.910445] 0*16kB 1*32kB [ 890.914348] ? mark_held_locks+0x130/0x130 [ 890.916478] (U) [ 890.920711] ? mark_held_locks+0xc7/0x130 [ 890.923525] 2*64kB (U) [ 890.927763] ? print_usage_bug+0xc0/0xc0 [ 890.929713] 1*128kB (U) [ 890.933878] ? graph_lock+0x170/0x170 [ 890.936433] 1*256kB (U) [ 890.940503] ? print_usage_bug+0xc0/0xc0 [ 890.943149] 0*512kB [ 890.946963] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 890.949603] 1*1024kB (U) [ 890.953676] ? check_preemption_disabled+0x48/0x200 [ 890.955973] 1*2048kB [ 890.961504] ? check_preemption_disabled+0x48/0x200 [ 890.964238] (M) [ 890.969264] ? __lock_is_held+0xb5/0x140 [ 890.971650] 3*4096kB [ 890.976667] __alloc_pages_nodemask+0xa80/0xde0 [ 890.978610] (M) [ 890.983136] ? graph_lock+0x170/0x170 [ 890.985524] = 15908kB [ 890.990199] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 890.992150] Node 0 [ 890.995946] ? graph_lock+0x170/0x170 [ 890.998323] DMA32: 1*4kB [ 891.003369] ? find_held_lock+0x36/0x1c0 [ 891.005580] (U) [ 891.009393] ? ____cache_alloc_node+0x1c7/0x1e0 [ 891.012119] 0*8kB [ 891.016178] ? lock_downgrade+0x900/0x900 [ 891.018128] 2*16kB [ 891.022793] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 891.024916] (UM) [ 891.029079] cache_grow_begin+0x91/0x8c0 [ 891.031287] 2*32kB [ 891.036831] ? do_raw_spin_unlock+0xa7/0x2f0 [ 891.038866] (M) [ 891.042941] fallback_alloc+0x203/0x2e0 [ 891.045171] 2*64kB [ 891.049589] ____cache_alloc_node+0x1c7/0x1e0 [ 891.051535] (M) [ 891.055511] kmem_cache_alloc_node+0xe3/0x730 [ 891.057714] 4*128kB [ 891.062210] ? ipv6_get_ifaddr+0x42e/0x620 [ 891.064153] (M) [ 891.068688] __alloc_skb+0x119/0x770 [ 891.070980] 4*256kB [ 891.075212] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 891.077158] (UM) [ 891.080877] ? skb_scrub_packet+0x490/0x490 [ 891.083170] 5*512kB (UM) [ 891.088460] ? lock_downgrade+0x900/0x900 [ 891.090499] 2*1024kB [ 891.094823] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 891.097550] (M) [ 891.101699] ? refcount_sub_and_test_checked+0x203/0x310 [ 891.104077] 3*2048kB (UM) [ 891.109632] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 891.111584] 3*4096kB [ 891.117037] ? addrconf_rs_timer+0x6f0/0x6f0 [ 891.119855] (M) = 24804kB [ 891.125330] ndisc_alloc_skb+0x144/0x340 [ 891.127723] Node 0 [ 891.132158] ndisc_send_rs+0x331/0x6e0 [ 891.134891] Normal: [ 891.138979] addrconf_rs_timer+0x3c0/0x6f0 [ 891.141186] 172*4kB [ 891.145089] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 891.147374] (UMEH) 656*8kB [ 891.151636] call_timer_fn+0x272/0x920 [ 891.153928] (UMEH) [ 891.158166] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 891.161073] 279*16kB (UMEH) [ 891.164973] ? process_timeout+0x40/0x40 [ 891.167179] 75*32kB (UMH) [ 891.171426] ? find_held_lock+0x36/0x1c0 [ 891.171452] ? __run_timers+0x7da/0xc70 [ 891.174443] 2*64kB (UH) [ 891.178516] ? _raw_spin_unlock_irq+0x27/0x80 [ 891.181332] 0*128kB 0*256kB [ 891.185407] ? _raw_spin_unlock_irq+0x27/0x80 [ 891.189358] 2*512kB (U) [ 891.192059] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 891.196535] 0*1024kB 0*2048kB [ 891.199576] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 891.204041] 0*4096kB = 13952kB [ 891.206738] ? trace_hardirqs_on+0xbd/0x310 [ 891.210964] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 891.214166] ? kasan_check_read+0x11/0x20 [ 891.218719] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 891.218729] 406 total pagecache pages [ 891.221924] ? __run_timers+0x7da/0xc70 [ 891.226221] 0 pages in swap cache [ 891.235072] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 891.239200] Swap cache stats: add 0, delete 0, find 0/0 [ 891.247782] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 891.251561] Free swap = 0kB [ 891.251571] Total swap = 0kB [ 891.255573] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 891.258997] 1965979 pages RAM [ 891.264449] __run_timers+0x7e5/0xc70 [ 891.269784] 0 pages HighMem/MovableOnly [ 891.269794] 342745 pages reserved [ 891.274055] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 891.277035] 0 pages cma reserved [ 891.280067] ? compat_start_thread+0x80/0x80 [ 891.284351] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 891.287385] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 891.291229] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 891.295145] ? kasan_check_write+0x14/0x20 [ 891.298569] ksoftirqd/0 cpuset= [ 891.303935] ? finish_task_switch+0x2f5/0x900 [ 891.307277] / [ 891.311689] ? __switch_to_asm+0x40/0x70 [ 891.318150] mems_allowed=0 [ 891.354725] ? preempt_notifier_register+0x200/0x200 [ 891.359854] ? __switch_to_asm+0x34/0x70 [ 891.363924] ? __switch_to_asm+0x40/0x70 [ 891.367995] ? __switch_to_asm+0x34/0x70 [ 891.372070] ? __switch_to_asm+0x40/0x70 [ 891.376136] ? __switch_to_asm+0x34/0x70 [ 891.380198] ? __switch_to_asm+0x40/0x70 [ 891.384273] ? pvclock_read_flags+0x160/0x160 [ 891.388781] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 891.394336] ? check_preemption_disabled+0x48/0x200 [ 891.399374] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 891.404943] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 891.410248] ? rcu_pm_notify+0xc0/0xc0 [ 891.414153] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 891.419706] ? check_preemption_disabled+0x48/0x200 [ 891.424749] run_timer_softirq+0x52/0xb0 [ 891.428834] ? rcu_read_lock_sched_held+0x108/0x120 [ 891.433901] __do_softirq+0x30b/0xad8 [ 891.437735] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 891.442868] ? smpboot_thread_fn+0x334/0xa00 [ 891.447308] ? schedule+0x108/0x460 [ 891.450964] ? __schedule+0x1ed0/0x1ed0 [ 891.454963] ? trace_hardirqs_off+0xb8/0x310 [ 891.459383] ? ___might_sleep+0x1ed/0x300 [ 891.463535] ? smpboot_thread_fn+0x68b/0xa00 [ 891.467957] ? trace_hardirqs_on+0x310/0x310 [ 891.472383] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 891.477937] ? check_preemption_disabled+0x48/0x200 [ 891.482964] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 891.488523] ? takeover_tasklets+0xa90/0xa90 [ 891.492953] run_ksoftirqd+0x94/0x100 [ 891.496766] smpboot_thread_fn+0x68b/0xa00 [ 891.501012] ? sort_range+0x30/0x30 [ 891.504650] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 891.509777] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 891.515337] ? __kthread_parkme+0xfb/0x1a0 [ 891.519611] kthread+0x35a/0x420 [ 891.522988] ? sort_range+0x30/0x30 [ 891.526624] ? kthread_bind+0x40/0x40 [ 891.530461] ret_from_fork+0x3a/0x50 [ 891.534214] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 891.534288] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 891.541077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 891.541089] Call Trace: [ 891.547721] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 891.556961] dump_stack+0x1c4/0x2b4 [ 891.559545] ksoftirqd/1 cpuset= [ 891.569891] ? dump_stack_print_info.cold.2+0x52/0x52 [ 891.573502] / [ 891.576797] warn_alloc.cold.119+0xb7/0x1bd [ 891.581977] mems_allowed=0 [ 891.583686] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 891.595763] ? lock_downgrade+0x900/0x900 [ 891.599928] ? trace_hardirqs_off+0xb8/0x310 [ 891.604352] ? trace_hardirqs_off+0xb8/0x310 [ 891.608775] __alloc_pages_slowpath+0x2667/0x2d80 [ 891.613664] ? warn_alloc+0x120/0x120 [ 891.617473] ? warn_alloc+0x120/0x120 [ 891.621280] ? print_usage_bug+0xc0/0xc0 [ 891.625348] ? warn_alloc+0x120/0x120 [ 891.629153] ? print_usage_bug+0xc0/0xc0 [ 891.633245] ? __lock_acquire+0x7ec/0x4ec0 [ 891.637491] ? __lock_acquire+0x7ec/0x4ec0 [ 891.641742] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 891.647305] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 891.652875] ? should_fail+0x22d/0xd01 [ 891.656779] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 891.661888] ? __lock_acquire+0x7ec/0x4ec0 [ 891.666133] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 891.671239] ? __lock_acquire+0x7ec/0x4ec0 [ 891.675484] ? should_fail+0x22d/0xd01 [ 891.679388] ? mark_held_locks+0x130/0x130 [ 891.683628] ? mark_held_locks+0x130/0x130 [ 891.687868] ? graph_lock+0x170/0x170 [ 891.691674] ? print_usage_bug+0xc0/0xc0 [ 891.695747] ? graph_lock+0x170/0x170 [ 891.699551] ? print_usage_bug+0xc0/0xc0 [ 891.703613] ? wq_watchdog_touch+0x9c/0xfe [ 891.707857] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 891.713405] ? check_preemption_disabled+0x48/0x200 [ 891.718423] ? check_preemption_disabled+0x48/0x200 [ 891.723451] ? __lock_is_held+0xb5/0x140 [ 891.727525] __alloc_pages_nodemask+0xa80/0xde0 [ 891.732204] ? graph_lock+0x170/0x170 [ 891.736015] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 891.741038] ? graph_lock+0x170/0x170 [ 891.744865] ? find_held_lock+0x36/0x1c0 [ 891.748948] ? ____cache_alloc_node+0x1c7/0x1e0 [ 891.753627] ? lock_downgrade+0x900/0x900 [ 891.757787] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 891.763344] cache_grow_begin+0x91/0x8c0 [ 891.767420] ? do_raw_spin_unlock+0xa7/0x2f0 [ 891.771844] fallback_alloc+0x203/0x2e0 [ 891.775828] ____cache_alloc_node+0x1c7/0x1e0 [ 891.780333] kmem_cache_alloc_node+0xe3/0x730 [ 891.784855] ? ipv6_get_ifaddr+0x42e/0x620 [ 891.789108] __alloc_skb+0x119/0x770 [ 891.792830] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 891.798123] ? skb_scrub_packet+0x490/0x490 [ 891.802456] ? lock_downgrade+0x900/0x900 [ 891.806615] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 891.812158] ? refcount_sub_and_test_checked+0x203/0x310 [ 891.817621] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 891.823095] ? addrconf_rs_timer+0x6f0/0x6f0 [ 891.827521] ndisc_alloc_skb+0x144/0x340 [ 891.831594] ndisc_send_rs+0x331/0x6e0 [ 891.835492] addrconf_rs_timer+0x3c0/0x6f0 [ 891.839746] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 891.844008] call_timer_fn+0x272/0x920 [ 891.847905] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 891.852364] ? process_timeout+0x40/0x40 [ 891.856428] ? find_held_lock+0x36/0x1c0 [ 891.860508] ? __run_timers+0x7da/0xc70 [ 891.864492] ? _raw_spin_unlock_irq+0x27/0x80 [ 891.868990] ? _raw_spin_unlock_irq+0x27/0x80 [ 891.873506] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 891.877748] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 891.882347] ? trace_hardirqs_on+0xbd/0x310 [ 891.886676] ? kasan_check_read+0x11/0x20 [ 891.890833] ? __run_timers+0x7da/0xc70 [ 891.894816] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 891.900292] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 891.904537] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 891.908779] __run_timers+0x7e5/0xc70 [ 891.912581] ? find_held_lock+0x36/0x1c0 [ 891.916667] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 891.922058] ? _raw_spin_unlock_irq+0x27/0x80 [ 891.926558] ? _raw_spin_unlock_irq+0x27/0x80 [ 891.931070] ? lockdep_hardirqs_on+0x421/0x5c0 [ 891.935664] ? trace_hardirqs_on+0xbd/0x310 [ 891.940003] ? kasan_check_read+0x11/0x20 [ 891.944158] ? finish_task_switch+0x1f5/0x900 [ 891.948665] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 891.954120] ? compat_start_thread+0x80/0x80 [ 891.958561] ? pvclock_read_flags+0x160/0x160 [ 891.963072] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 891.968757] ? check_preemption_disabled+0x48/0x200 [ 891.973792] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 891.979354] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 891.984647] ? rcu_pm_notify+0xc0/0xc0 [ 891.988542] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 891.994085] ? check_preemption_disabled+0x48/0x200 [ 891.999121] run_timer_softirq+0x52/0xb0 [ 892.003196] ? rcu_read_lock_sched_held+0x108/0x120 [ 892.008224] __do_softirq+0x30b/0xad8 [ 892.012037] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 892.017153] ? trace_hardirqs_off+0x310/0x310 [ 892.021674] ? schedule+0x108/0x460 [ 892.025316] ? trace_hardirqs_off+0xb8/0x310 [ 892.029735] ? smpboot_thread_fn+0x68b/0xa00 [ 892.034145] ? trace_hardirqs_on+0x310/0x310 [ 892.038568] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 892.044114] ? check_preemption_disabled+0x48/0x200 [ 892.049314] ? takeover_tasklets+0xa90/0xa90 [ 892.053736] run_ksoftirqd+0x94/0x100 [ 892.057542] smpboot_thread_fn+0x68b/0xa00 [ 892.061789] ? sort_range+0x30/0x30 [ 892.065420] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 892.070527] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 892.076089] ? __kthread_parkme+0xfb/0x1a0 [ 892.080344] kthread+0x35a/0x420 [ 892.083717] ? sort_range+0x30/0x30 [ 892.087350] ? kthread_bind+0x40/0x40 [ 892.091160] ret_from_fork+0x3a/0x50 [ 892.094894] warn_alloc_show_mem: 1 callbacks suppressed [ 892.094906] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 892.094908] Mem-Info: [ 892.094941] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 892.094941] active_file:11 inactive_file:16 isolated_file:0 [ 892.094941] unevictable:0 dirty:0 writeback:0 unstable:0 [ 892.094941] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 892.094941] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 892.094941] free:13666 free_pcp:452 free_cma:0 [ 892.100279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 892.100291] Call Trace: [ 892.107240] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 892.109649] dump_stack+0x1c4/0x2b4 [ 892.142516] Node 0 [ 892.151891] ? dump_stack_print_info.cold.2+0x52/0x52 [ 892.154480] 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 [ 892.181972] warn_alloc.cold.119+0xb7/0x1bd [ 892.185570] lowmem_reserve[]: [ 892.187807] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 892.192974] 0 [ 892.218491] ? lock_downgrade+0x900/0x900 [ 892.222787] 2817 [ 892.225897] ? trace_hardirqs_off+0xb8/0x310 [ 892.230703] 6321 6321 [ 892.232525] ? trace_hardirqs_off+0xb8/0x310 [ 892.236637] Node 0 [ 892.238705] __alloc_pages_slowpath+0x2667/0x2d80 [ 892.243106] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 892.245606] ? warn_alloc+0x120/0x120 [ 892.249968] lowmem_reserve[]: [ 892.252212] ? warn_alloc+0x120/0x120 [ 892.257014] 0 0 [ 892.283936] ? print_usage_bug+0xc0/0xc0 [ 892.287715] 3503 [ 892.290825] ? warn_alloc+0x120/0x120 [ 892.294604] 3503 [ 892.296591] ? print_usage_bug+0xc0/0xc0 [ 892.300628] Node 0 [ 892.302690] ? __lock_acquire+0x7ec/0x4ec0 [ 892.306495] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 892.308531] ? __lock_acquire+0x7ec/0x4ec0 [ 892.312574] lowmem_reserve[]: 0 [ 892.314822] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 892.319019] 0 0 [ 892.347505] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 892.351719] 0 [ 892.355002] ? should_fail+0x22d/0xd01 [ 892.362495] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 892.368009] Node 0 [ 892.369820] ? __lock_acquire+0x7ec/0x4ec0 [ 892.373671] DMA: 1*4kB [ 892.378790] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 892.381000] (U) [ 892.385246] ? __lock_acquire+0x7ec/0x4ec0 [ 892.387809] 0*8kB [ 892.392910] ? should_fail+0x22d/0xd01 [ 892.394857] 0*16kB [ 892.399094] ? mark_held_locks+0x130/0x130 [ 892.401211] 1*32kB [ 892.405099] ? mark_held_locks+0x130/0x130 [ 892.407308] (U) [ 892.411542] ? mark_held_locks+0xc7/0x130 [ 892.413748] 2*64kB (U) [ 892.417985] ? print_usage_bug+0xc0/0xc0 [ 892.419930] 1*128kB (U) [ 892.424097] ? graph_lock+0x170/0x170 [ 892.426660] 1*256kB [ 892.430714] ? print_usage_bug+0xc0/0xc0 [ 892.433359] (U) [ 892.437159] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 892.439456] 0*512kB [ 892.443515] ? check_preemption_disabled+0x48/0x200 [ 892.445466] 1*1024kB [ 892.450998] ? check_preemption_disabled+0x48/0x200 [ 892.453297] (U) [ 892.458323] ? __lock_is_held+0xb5/0x140 [ 892.460705] 1*2048kB [ 892.465721] __alloc_pages_nodemask+0xa80/0xde0 [ 892.467667] (M) [ 892.471723] ? graph_lock+0x170/0x170 [ 892.474103] 3*4096kB (M) [ 892.478786] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 892.480738] = 15908kB [ 892.484535] ? graph_lock+0x170/0x170 [ 892.487267] Node 0 [ 892.492285] ? find_held_lock+0x36/0x1c0 [ 892.494655] DMA32: 1*4kB [ 892.498472] ? ____cache_alloc_node+0x1c7/0x1e0 [ 892.500692] (U) [ 892.504749] ? lock_downgrade+0x900/0x900 [ 892.507480] 0*8kB [ 892.512149] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 892.514098] 2*16kB [ 892.518248] cache_grow_begin+0x91/0x8c0 [ 892.520368] (UM) [ 892.525921] ? do_raw_spin_unlock+0xa7/0x2f0 [ 892.528133] 2*32kB [ 892.532201] fallback_alloc+0x203/0x2e0 [ 892.534240] (M) [ 892.538655] ____cache_alloc_node+0x1c7/0x1e0 [ 892.540853] 2*64kB (M) [ 892.544836] kmem_cache_alloc_node+0xe3/0x730 [ 892.546781] 4*128kB (M) [ 892.551289] ? ipv6_get_ifaddr+0x42e/0x620 [ 892.553846] 4*256kB (UM) [ 892.558351] __alloc_skb+0x119/0x770 [ 892.560991] 5*512kB (UM) [ 892.565234] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 892.567957] 2*1024kB (M) [ 892.571678] ? skb_scrub_packet+0x490/0x490 [ 892.574408] 3*2048kB [ 892.579682] ? lock_downgrade+0x900/0x900 [ 892.582403] (UM) 3*4096kB [ 892.586739] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 892.589122] (M) [ 892.593271] ? refcount_sub_and_test_checked+0x203/0x310 [ 892.596087] = 24804kB [ 892.601621] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 892.603572] Node 0 [ 892.609029] ? addrconf_rs_timer+0x6f0/0x6f0 [ 892.611410] Normal: [ 892.616874] ndisc_alloc_skb+0x144/0x340 [ 892.619072] 172*4kB [ 892.623497] ndisc_send_rs+0x331/0x6e0 [ 892.625791] (UMEH) [ 892.629859] addrconf_rs_timer+0x3c0/0x6f0 [ 892.632146] 656*8kB [ 892.636032] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 892.638240] (UMEH) [ 892.642500] call_timer_fn+0x272/0x920 [ 892.644792] 279*16kB [ 892.649028] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 892.651237] (UMEH) [ 892.655126] ? process_timeout+0x40/0x40 [ 892.657510] 75*32kB [ 892.661751] ? find_held_lock+0x36/0x1c0 [ 892.663965] (UMH) [ 892.668033] ? __run_timers+0x7da/0xc70 [ 892.670318] 2*64kB (UH) [ 892.674383] ? _raw_spin_unlock_irq+0x27/0x80 [ 892.676504] 0*128kB 0*256kB [ 892.680502] ? _raw_spin_unlock_irq+0x27/0x80 [ 892.683149] 2*512kB [ 892.687641] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 892.690627] (U) [ 892.695118] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 892.697415] 0*1024kB [ 892.701655] ? trace_hardirqs_on+0xbd/0x310 [ 892.703606] 0*2048kB [ 892.708207] ? kasan_check_read+0x11/0x20 [ 892.710609] 0*4096kB [ 892.714929] ? __run_timers+0x7da/0xc70 [ 892.717310] = 13952kB [ 892.717325] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 892.721473] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 892.723876] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 892.723885] 406 total pagecache pages [ 892.727864] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 892.730243] 0 pages in swap cache [ 892.739095] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 892.744520] Swap cache stats: add 0, delete 0, find 0/0 [ 892.744530] Free swap = 0kB [ 892.753119] __run_timers+0x7e5/0xc70 [ 892.756895] Total swap = 0kB [ 892.756905] 1965979 pages RAM [ 892.761163] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 892.764579] 0 pages HighMem/MovableOnly [ 892.764589] 342745 pages reserved [ 892.768836] ? compat_start_thread+0x80/0x80 [ 892.774180] 0 pages cma reserved [ 892.774267] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 892.777224] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 892.781078] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 892.784029] ? kasan_check_write+0x14/0x20 [ 892.787105] ksoftirqd/0 cpuset= [ 892.792480] ? finish_task_switch+0x2f5/0x900 [ 892.796436] / [ 892.799912] ? __switch_to_asm+0x40/0x70 [ 892.804304] mems_allowed=0 [ 892.807669] ? preempt_notifier_register+0x200/0x200 [ 892.856296] ? __switch_to_asm+0x34/0x70 [ 892.860385] ? __switch_to_asm+0x40/0x70 [ 892.864469] ? __switch_to_asm+0x34/0x70 [ 892.868553] ? __switch_to_asm+0x40/0x70 [ 892.872620] ? __switch_to_asm+0x34/0x70 [ 892.876679] ? __switch_to_asm+0x40/0x70 [ 892.880766] ? pvclock_read_flags+0x160/0x160 [ 892.885274] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 892.890819] ? check_preemption_disabled+0x48/0x200 [ 892.895864] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 892.901415] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 892.906705] ? rcu_pm_notify+0xc0/0xc0 [ 892.910605] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 892.916158] ? check_preemption_disabled+0x48/0x200 [ 892.921205] run_timer_softirq+0x52/0xb0 [ 892.925277] ? rcu_read_lock_sched_held+0x108/0x120 [ 892.930308] __do_softirq+0x30b/0xad8 [ 892.934135] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 892.939259] ? smpboot_thread_fn+0x334/0xa00 [ 892.943688] ? schedule+0x108/0x460 [ 892.947328] ? __schedule+0x1ed0/0x1ed0 [ 892.951313] ? trace_hardirqs_off+0xb8/0x310 [ 892.955731] ? ___might_sleep+0x1ed/0x300 [ 892.959888] ? smpboot_thread_fn+0x68b/0xa00 [ 892.964303] ? trace_hardirqs_on+0x310/0x310 [ 892.968718] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 892.974263] ? check_preemption_disabled+0x48/0x200 [ 892.979291] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 892.985302] ? takeover_tasklets+0xa90/0xa90 [ 892.989723] run_ksoftirqd+0x94/0x100 [ 892.993541] smpboot_thread_fn+0x68b/0xa00 [ 892.997795] ? sort_range+0x30/0x30 [ 893.001429] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 893.006536] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 893.012101] ? __kthread_parkme+0xfb/0x1a0 [ 893.016363] kthread+0x35a/0x420 [ 893.019736] ? sort_range+0x30/0x30 [ 893.023888] ? kthread_bind+0x40/0x40 [ 893.027696] ret_from_fork+0x3a/0x50 [ 893.031437] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 893.031509] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 893.038438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 893.038444] Call Trace: [ 893.038466] dump_stack+0x1c4/0x2b4 [ 893.038481] ? dump_stack_print_info.cold.2+0x52/0x52 [ 893.038507] warn_alloc.cold.119+0xb7/0x1bd [ 893.038525] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 893.045174] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 893.054379] ? lock_downgrade+0x900/0x900 [ 893.054403] ? trace_hardirqs_off+0xb8/0x310 [ 893.057272] ksoftirqd/1 cpuset= [ 893.061160] ? trace_hardirqs_off+0xb8/0x310 [ 893.061186] __alloc_pages_slowpath+0x2667/0x2d80 [ 893.066601] / [ 893.070879] ? warn_alloc+0x120/0x120 [ 893.070898] ? warn_alloc+0x120/0x120 [ 893.070916] ? print_usage_bug+0xc0/0xc0 [ 893.070932] ? warn_alloc+0x120/0x120 [ 893.070949] ? print_usage_bug+0xc0/0xc0 [ 893.070967] ? __lock_acquire+0x7ec/0x4ec0 [ 893.070980] ? __lock_acquire+0x7ec/0x4ec0 [ 893.070996] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 893.076078] mems_allowed=0 [ 893.086402] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 893.151162] ? should_fail+0x22d/0xd01 [ 893.155069] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 893.160178] ? __lock_acquire+0x7ec/0x4ec0 [ 893.164423] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 893.169537] ? __lock_acquire+0x7ec/0x4ec0 [ 893.173774] ? should_fail+0x22d/0xd01 [ 893.177677] ? mark_held_locks+0x130/0x130 [ 893.181920] ? mark_held_locks+0x130/0x130 [ 893.186193] ? graph_lock+0x170/0x170 [ 893.190003] ? print_usage_bug+0xc0/0xc0 [ 893.194074] ? graph_lock+0x170/0x170 [ 893.197880] ? print_usage_bug+0xc0/0xc0 [ 893.201945] ? wq_watchdog_touch+0x9c/0xfe [ 893.206192] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 893.211741] ? check_preemption_disabled+0x48/0x200 [ 893.216785] ? check_preemption_disabled+0x48/0x200 [ 893.221823] ? __lock_is_held+0xb5/0x140 [ 893.225909] __alloc_pages_nodemask+0xa80/0xde0 [ 893.230589] ? graph_lock+0x170/0x170 [ 893.234398] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 893.239420] ? graph_lock+0x170/0x170 [ 893.243260] ? find_held_lock+0x36/0x1c0 [ 893.247350] ? ____cache_alloc_node+0x1c7/0x1e0 [ 893.252030] ? lock_downgrade+0x900/0x900 [ 893.256204] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 893.261754] cache_grow_begin+0x91/0x8c0 [ 893.265836] ? do_raw_spin_unlock+0xa7/0x2f0 [ 893.270261] fallback_alloc+0x203/0x2e0 [ 893.274248] ____cache_alloc_node+0x1c7/0x1e0 [ 893.278754] kmem_cache_alloc_node+0xe3/0x730 [ 893.283255] ? ipv6_get_ifaddr+0x42e/0x620 [ 893.287513] __alloc_skb+0x119/0x770 [ 893.291236] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 893.296524] ? skb_scrub_packet+0x490/0x490 [ 893.300850] ? lock_downgrade+0x900/0x900 [ 893.305021] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 893.310571] ? refcount_sub_and_test_checked+0x203/0x310 [ 893.316029] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 893.321497] ? addrconf_rs_timer+0x6f0/0x6f0 [ 893.325926] ndisc_alloc_skb+0x144/0x340 [ 893.329997] ndisc_send_rs+0x331/0x6e0 [ 893.333897] addrconf_rs_timer+0x3c0/0x6f0 [ 893.338146] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 893.342402] call_timer_fn+0x272/0x920 [ 893.346298] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 893.350536] ? process_timeout+0x40/0x40 [ 893.354598] ? find_held_lock+0x36/0x1c0 [ 893.358681] ? __run_timers+0x7da/0xc70 [ 893.362660] ? _raw_spin_unlock_irq+0x27/0x80 [ 893.367154] ? _raw_spin_unlock_irq+0x27/0x80 [ 893.371651] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 893.375900] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 893.380487] ? trace_hardirqs_on+0xbd/0x310 [ 893.384809] ? kasan_check_read+0x11/0x20 [ 893.388962] ? __run_timers+0x7da/0xc70 [ 893.392949] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 893.398409] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 893.402649] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 893.406885] __run_timers+0x7e5/0xc70 [ 893.410693] ? find_held_lock+0x36/0x1c0 [ 893.414775] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 893.420141] ? _raw_spin_unlock_irq+0x27/0x80 [ 893.424641] ? _raw_spin_unlock_irq+0x27/0x80 [ 893.429147] ? lockdep_hardirqs_on+0x421/0x5c0 [ 893.433734] ? trace_hardirqs_on+0xbd/0x310 [ 893.438066] ? kasan_check_read+0x11/0x20 [ 893.442227] ? finish_task_switch+0x1f5/0x900 [ 893.446734] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 893.452190] ? compat_start_thread+0x80/0x80 [ 893.456621] ? pvclock_read_flags+0x160/0x160 [ 893.461134] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 893.466686] ? check_preemption_disabled+0x48/0x200 [ 893.471720] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 893.477258] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 893.482552] ? rcu_pm_notify+0xc0/0xc0 [ 893.486446] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 893.491985] ? check_preemption_disabled+0x48/0x200 [ 893.497013] run_timer_softirq+0x52/0xb0 [ 893.501092] ? rcu_read_lock_sched_held+0x108/0x120 [ 893.506117] __do_softirq+0x30b/0xad8 [ 893.509932] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 893.515039] ? trace_hardirqs_off+0x310/0x310 [ 893.519560] ? schedule+0x108/0x460 [ 893.523203] ? trace_hardirqs_off+0xb8/0x310 [ 893.527615] ? smpboot_thread_fn+0x68b/0xa00 [ 893.532033] ? trace_hardirqs_on+0x310/0x310 [ 893.536468] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 893.542011] ? check_preemption_disabled+0x48/0x200 [ 893.547052] ? takeover_tasklets+0xa90/0xa90 [ 893.551467] run_ksoftirqd+0x94/0x100 [ 893.555281] smpboot_thread_fn+0x68b/0xa00 [ 893.559525] ? sort_range+0x30/0x30 [ 893.563158] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 893.568267] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 893.573821] ? __kthread_parkme+0xfb/0x1a0 [ 893.578073] kthread+0x35a/0x420 [ 893.581440] ? sort_range+0x30/0x30 [ 893.585072] ? kthread_bind+0x40/0x40 [ 893.588882] ret_from_fork+0x3a/0x50 [ 893.592621] warn_alloc_show_mem: 1 callbacks suppressed [ 893.592634] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 893.592636] Mem-Info: [ 893.592669] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 893.592669] active_file:11 inactive_file:16 isolated_file:0 [ 893.592669] unevictable:0 dirty:0 writeback:0 unstable:0 [ 893.592669] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 893.592669] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 893.592669] free:13666 free_pcp:452 free_cma:0 [ 893.598004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 893.598014] Call Trace: [ 893.604957] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 893.607374] dump_stack+0x1c4/0x2b4 [ 893.640242] Node 0 [ 893.649614] ? dump_stack_print_info.cold.2+0x52/0x52 [ 893.652203] 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 [ 893.679690] warn_alloc.cold.119+0xb7/0x1bd [ 893.683308] lowmem_reserve[]: 0 [ 893.685580] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 893.690732] 2817 6321 [ 893.716257] ? lock_downgrade+0x900/0x900 [ 893.720553] 6321 [ 893.723847] ? trace_hardirqs_off+0xb8/0x310 [ 893.728651] Node 0 [ 893.731152] ? trace_hardirqs_off+0xb8/0x310 [ 893.735289] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 893.737333] __alloc_pages_slowpath+0x2667/0x2d80 [ 893.741704] lowmem_reserve[]: 0 [ 893.743981] ? warn_alloc+0x120/0x120 [ 893.748331] 0 3503 [ 893.775246] ? warn_alloc+0x120/0x120 [ 893.780071] 3503 [ 893.783370] ? print_usage_bug+0xc0/0xc0 [ 893.787146] Node 0 [ 893.789382] ? warn_alloc+0x120/0x120 [ 893.793181] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 893.795215] ? print_usage_bug+0xc0/0xc0 [ 893.799241] lowmem_reserve[]: 0 [ 893.801497] ? __lock_acquire+0x7ec/0x4ec0 [ 893.805262] 0 0 [ 893.833754] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 893.837796] 0 [ 893.841092] ? should_fail+0x22d/0xd01 [ 893.845307] Node 0 [ 893.847292] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 893.852964] DMA: 1*4kB [ 893.854782] ? __lock_acquire+0x7ec/0x4ec0 [ 893.858636] (U) 0*8kB [ 893.860890] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 893.865963] 0*16kB 1*32kB [ 893.868564] ? __lock_acquire+0x7ec/0x4ec0 [ 893.872773] (U) [ 893.875290] ? should_fail+0x22d/0xd01 [ 893.880363] 2*64kB (U) [ 893.883233] ? mark_held_locks+0x130/0x130 [ 893.887427] 1*128kB (U) [ 893.889416] ? mark_held_locks+0x130/0x130 [ 893.893265] 1*256kB (U) [ 893.895870] ? graph_lock+0x170/0x170 [ 893.900076] 0*512kB 1*1024kB [ 893.902762] ? ret_from_fork+0x3a/0x50 [ 893.906986] (U) [ 893.909662] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 893.913433] 1*2048kB (M) [ 893.916547] ? check_preemption_disabled+0x48/0x200 [ 893.920402] 3*4096kB (M) [ 893.922394] ? check_preemption_disabled+0x48/0x200 [ 893.927901] = 15908kB [ 893.927911] Node 0 [ 893.930680] ? __lock_is_held+0xb5/0x140 [ 893.935653] DMA32: 1*4kB [ 893.938430] __alloc_pages_nodemask+0xa80/0xde0 [ 893.943415] (U) 0*8kB [ 893.945844] ? graph_lock+0x170/0x170 [ 893.948050] 2*16kB (UM) [ 893.952146] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 893.954875] 2*32kB [ 893.959543] ? graph_lock+0x170/0x170 [ 893.962010] (M) 2*64kB [ 893.965844] ? find_held_lock+0x36/0x1c0 [ 893.968481] (M) [ 893.973505] ? ____cache_alloc_node+0x1c7/0x1e0 [ 893.975705] 4*128kB [ 893.979500] ? lock_downgrade+0x900/0x900 [ 893.982057] (M) 4*256kB [ 893.986133] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 893.988077] (UM) [ 893.992745] cache_grow_begin+0x91/0x8c0 [ 893.995053] 5*512kB [ 893.999207] ? do_raw_spin_unlock+0xa7/0x2f0 [ 894.001852] (UM) 2*1024kB [ 894.007419] fallback_alloc+0x203/0x2e0 [ 894.009456] (M) [ 894.013527] ____cache_alloc_node+0x1c7/0x1e0 [ 894.015815] 3*2048kB (UM) [ 894.020260] kmem_cache_alloc_node+0xe3/0x730 [ 894.023076] 3*4096kB (M) [ 894.027076] ? mark_held_locks+0xc7/0x130 [ 894.029022] = 24804kB [ 894.029031] Node 0 [ 894.033538] __alloc_skb+0x119/0x770 [ 894.036350] Normal: 172*4kB [ 894.040862] ? skb_scrub_packet+0x490/0x490 [ 894.043589] (UMEH) [ 894.047752] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 894.050138] 656*8kB [ 894.052376] ? queue_work_on+0x12c/0x1e0 [ 894.056065] (UMEH) [ 894.059122] ? switchdev_port_obj_del+0xdc/0x450 [ 894.063414] 279*16kB (UMEH) [ 894.065663] ? switchdev_trans_item_enqueue+0x260/0x260 [ 894.070209] 75*32kB (UMH) [ 894.072545] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 894.076567] 2*64kB (UH) [ 894.078820] __br_mdb_notify+0x4ff/0x15d0 [ 894.083545] 0*128kB 0*256kB [ 894.086580] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 894.091911] 2*512kB (U) [ 894.094775] ? __br_mdb_add+0x800/0x800 [ 894.099753] 0*1024kB 0*2048kB [ 894.102437] ? kasan_check_write+0x14/0x20 [ 894.106555] 0*4096kB = 13952kB [ 894.109586] ? do_raw_spin_lock+0xc1/0x200 [ 894.114668] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 894.117338] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 894.121304] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 894.124500] ? debug_object_assert_init+0x368/0x4b0 [ 894.128714] 406 total pagecache pages [ 894.131910] ? debug_object_init_on_stack+0x20/0x20 [ 894.136122] 0 pages in swap cache [ 894.144965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 894.150065] Swap cache stats: add 0, delete 0, find 0/0 [ 894.158643] br_mdb_notify+0x310/0x410 [ 894.163632] Free swap = 0kB [ 894.163641] Total swap = 0kB [ 894.167451] ? br_mdb_dump+0x2530/0x2530 [ 894.172448] 1965979 pages RAM [ 894.175912] br_multicast_del_pg+0x3df/0x790 [ 894.181403] 0 pages HighMem/MovableOnly [ 894.181413] 342745 pages reserved [ 894.186786] ? br_mdb_ip_get+0x940/0x940 [ 894.190644] 0 pages cma reserved [ 894.190726] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 894.193678] ? kasan_check_write+0x14/0x20 [ 894.196749] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 894.200719] ? do_raw_spin_lock+0xc1/0x200 [ 894.203799] ksoftirqd/0 cpuset= [ 894.208231] br_multicast_port_group_expired+0x189/0x1e0 [ 894.212173] / [ 894.215628] call_timer_fn+0x272/0x920 [ 894.219677] mems_allowed=0 [ 894.223054] ? br_multicast_del_pg+0x790/0x790 [ 894.270103] ? process_timeout+0x40/0x40 [ 894.274172] ? find_held_lock+0x36/0x1c0 [ 894.278253] ? __run_timers+0x7da/0xc70 [ 894.282277] ? _raw_spin_unlock_irq+0x27/0x80 [ 894.286786] ? _raw_spin_unlock_irq+0x27/0x80 [ 894.291284] ? br_multicast_del_pg+0x790/0x790 [ 894.295875] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 894.300475] ? trace_hardirqs_on+0xbd/0x310 [ 894.304807] ? kasan_check_read+0x11/0x20 [ 894.308966] ? __run_timers+0x7da/0xc70 [ 894.312947] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 894.318413] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 894.322666] ? br_multicast_del_pg+0x790/0x790 [ 894.327261] __run_timers+0x7e5/0xc70 [ 894.331091] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 894.336469] ? compat_start_thread+0x80/0x80 [ 894.340900] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 894.346466] ? kasan_check_write+0x14/0x20 [ 894.350715] ? finish_task_switch+0x2f5/0x900 [ 894.355216] ? __switch_to_asm+0x40/0x70 [ 894.359295] ? preempt_notifier_register+0x200/0x200 [ 894.364409] ? __switch_to_asm+0x34/0x70 [ 894.368474] ? __switch_to_asm+0x40/0x70 [ 894.372539] ? __switch_to_asm+0x34/0x70 [ 894.376610] ? __switch_to_asm+0x40/0x70 [ 894.380688] ? __switch_to_asm+0x34/0x70 [ 894.384767] ? __switch_to_asm+0x40/0x70 [ 894.388857] ? pvclock_read_flags+0x160/0x160 [ 894.393363] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 894.398922] ? check_preemption_disabled+0x48/0x200 [ 894.403959] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 894.409503] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 894.414793] ? rcu_pm_notify+0xc0/0xc0 [ 894.418690] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 894.424243] ? check_preemption_disabled+0x48/0x200 [ 894.429287] run_timer_softirq+0x52/0xb0 [ 894.433368] ? rcu_read_lock_sched_held+0x108/0x120 [ 894.438411] __do_softirq+0x30b/0xad8 [ 894.442252] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 894.447382] ? smpboot_thread_fn+0x334/0xa00 [ 894.451812] ? schedule+0x108/0x460 [ 894.455454] ? __schedule+0x1ed0/0x1ed0 [ 894.459447] ? trace_hardirqs_off+0xb8/0x310 [ 894.463893] ? ___might_sleep+0x1ed/0x300 [ 894.468066] ? smpboot_thread_fn+0x68b/0xa00 [ 894.472497] ? trace_hardirqs_on+0x310/0x310 [ 894.476919] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 894.482497] ? check_preemption_disabled+0x48/0x200 [ 894.487533] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 894.493099] ? takeover_tasklets+0xa90/0xa90 [ 894.497532] run_ksoftirqd+0x94/0x100 [ 894.501348] smpboot_thread_fn+0x68b/0xa00 [ 894.505614] ? sort_range+0x30/0x30 [ 894.509262] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 894.514385] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 894.519945] ? __kthread_parkme+0xfb/0x1a0 [ 894.524212] kthread+0x35a/0x420 [ 894.527619] ? sort_range+0x30/0x30 [ 894.531265] ? kthread_bind+0x40/0x40 [ 894.535093] ret_from_fork+0x3a/0x50 [ 894.538852] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 894.539012] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 894.545703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 894.545717] Call Trace: [ 894.556037] ksoftirqd/1 cpuset= [ 894.565422] dump_stack+0x1c4/0x2b4 [ 894.567991] / [ 894.571280] ? dump_stack_print_info.cold.2+0x52/0x52 [ 894.574886] mems_allowed=0 [ 894.576610] warn_alloc.cold.119+0xb7/0x1bd [ 894.589032] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 894.593911] ? lock_downgrade+0x900/0x900 [ 894.598090] ? trace_hardirqs_off+0xb8/0x310 [ 894.602521] ? trace_hardirqs_off+0xb8/0x310 [ 894.606958] __alloc_pages_slowpath+0x2667/0x2d80 [ 894.611856] ? warn_alloc+0x120/0x120 [ 894.615675] ? warn_alloc+0x120/0x120 [ 894.619485] ? print_usage_bug+0xc0/0xc0 [ 894.623550] ? warn_alloc+0x120/0x120 [ 894.627365] ? print_usage_bug+0xc0/0xc0 [ 894.631450] ? __lock_acquire+0x7ec/0x4ec0 [ 894.635706] ? __lock_acquire+0x7ec/0x4ec0 [ 894.639957] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 894.645512] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 894.651084] ? should_fail+0x22d/0xd01 [ 894.655006] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 894.660133] ? __lock_acquire+0x7ec/0x4ec0 [ 894.664399] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 894.669515] ? __lock_acquire+0x7ec/0x4ec0 [ 894.673772] ? should_fail+0x22d/0xd01 [ 894.677689] ? mark_held_locks+0x130/0x130 [ 894.681939] ? mark_held_locks+0x130/0x130 [ 894.686185] ? mark_held_locks+0xc7/0x130 [ 894.690335] ? print_usage_bug+0xc0/0xc0 [ 894.694420] ? graph_lock+0x170/0x170 [ 894.698229] ? print_usage_bug+0xc0/0xc0 [ 894.702297] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 894.707844] ? check_preemption_disabled+0x48/0x200 [ 894.712881] ? check_preemption_disabled+0x48/0x200 [ 894.717933] ? __lock_is_held+0xb5/0x140 [ 894.722018] __alloc_pages_nodemask+0xa80/0xde0 [ 894.726716] ? graph_lock+0x170/0x170 [ 894.730542] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 894.735591] ? graph_lock+0x170/0x170 [ 894.739434] ? find_held_lock+0x36/0x1c0 [ 894.743527] ? ____cache_alloc_node+0x1c7/0x1e0 [ 894.748208] ? lock_downgrade+0x900/0x900 [ 894.752376] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 894.757943] cache_grow_begin+0x91/0x8c0 [ 894.762036] ? do_raw_spin_unlock+0xa7/0x2f0 [ 894.766477] fallback_alloc+0x203/0x2e0 [ 894.770463] ____cache_alloc_node+0x1c7/0x1e0 [ 894.774975] kmem_cache_alloc_node+0xe3/0x730 [ 894.779489] ? ipv6_get_ifaddr+0x42e/0x620 [ 894.783748] __alloc_skb+0x119/0x770 [ 894.787470] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 894.792760] ? skb_scrub_packet+0x490/0x490 [ 894.797093] ? lock_downgrade+0x900/0x900 [ 894.801259] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 894.806804] ? refcount_sub_and_test_checked+0x203/0x310 [ 894.812265] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 894.817740] ? addrconf_rs_timer+0x6f0/0x6f0 [ 894.822172] ndisc_alloc_skb+0x144/0x340 [ 894.826247] ndisc_send_rs+0x331/0x6e0 [ 894.830146] addrconf_rs_timer+0x3c0/0x6f0 [ 894.834390] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 894.838658] call_timer_fn+0x272/0x920 [ 894.842563] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 894.846816] ? process_timeout+0x40/0x40 [ 894.852379] ? find_held_lock+0x36/0x1c0 [ 894.856458] ? __run_timers+0x7da/0xc70 [ 894.860447] ? _raw_spin_unlock_irq+0x27/0x80 [ 894.864943] ? _raw_spin_unlock_irq+0x27/0x80 [ 894.869442] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 894.873685] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 894.878290] ? trace_hardirqs_on+0xbd/0x310 [ 894.882621] ? kasan_check_read+0x11/0x20 [ 894.886774] ? __run_timers+0x7da/0xc70 [ 894.890754] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 894.896221] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 894.900471] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 894.904715] __run_timers+0x7e5/0xc70 [ 894.908526] ? find_held_lock+0x36/0x1c0 [ 894.912608] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 894.917996] ? _raw_spin_unlock_irq+0x27/0x80 [ 894.922507] ? _raw_spin_unlock_irq+0x27/0x80 [ 894.927013] ? lockdep_hardirqs_on+0x421/0x5c0 [ 894.931614] ? trace_hardirqs_on+0xbd/0x310 [ 894.935945] ? kasan_check_read+0x11/0x20 [ 894.940111] ? finish_task_switch+0x1f5/0x900 [ 894.944616] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 894.950089] ? compat_start_thread+0x80/0x80 [ 894.954523] ? pvclock_read_flags+0x160/0x160 [ 894.959028] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 894.964587] ? check_preemption_disabled+0x48/0x200 [ 894.969621] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 894.975171] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 894.980467] ? rcu_pm_notify+0xc0/0xc0 [ 894.984901] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 894.990445] ? check_preemption_disabled+0x48/0x200 [ 894.995476] run_timer_softirq+0x52/0xb0 [ 894.999547] ? rcu_read_lock_sched_held+0x108/0x120 [ 895.004581] __do_softirq+0x30b/0xad8 [ 895.008398] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 895.013504] ? trace_hardirqs_off+0x310/0x310 [ 895.018012] ? schedule+0x108/0x460 [ 895.021665] ? trace_hardirqs_off+0xb8/0x310 [ 895.026087] ? smpboot_thread_fn+0x68b/0xa00 [ 895.030500] ? trace_hardirqs_on+0x310/0x310 [ 895.034916] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 895.040681] ? check_preemption_disabled+0x48/0x200 [ 895.045712] ? takeover_tasklets+0xa90/0xa90 [ 895.050130] run_ksoftirqd+0x94/0x100 [ 895.053948] smpboot_thread_fn+0x68b/0xa00 [ 895.058212] ? sort_range+0x30/0x30 [ 895.061861] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 895.066983] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 895.072531] ? __kthread_parkme+0xfb/0x1a0 [ 895.076778] kthread+0x35a/0x420 [ 895.080155] ? sort_range+0x30/0x30 [ 895.083799] ? kthread_bind+0x40/0x40 [ 895.087615] ret_from_fork+0x3a/0x50 [ 895.091354] warn_alloc_show_mem: 1 callbacks suppressed [ 895.091367] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 895.091369] Mem-Info: [ 895.091401] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 895.091401] active_file:11 inactive_file:16 isolated_file:0 [ 895.091401] unevictable:0 dirty:0 writeback:0 unstable:0 [ 895.091401] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 895.091401] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 895.091401] free:13666 free_pcp:452 free_cma:0 [ 895.096749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 895.103712] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 895.106121] Call Trace: [ 895.139116] Node 0 [ 895.148513] dump_stack+0x1c4/0x2b4 [ 895.176028] 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 [ 895.178594] ? dump_stack_print_info.cold.2+0x52/0x52 [ 895.180794] lowmem_reserve[]: 0 [ 895.184442] warn_alloc.cold.119+0xb7/0x1bd [ 895.209914] 2817 6321 [ 895.215123] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 895.218362] 6321 [ 895.222697] ? lock_downgrade+0x900/0x900 [ 895.225168] Node 0 [ 895.230033] ? trace_hardirqs_off+0xb8/0x310 [ 895.232095] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 895.236217] ? trace_hardirqs_off+0xb8/0x310 [ 895.238419] lowmem_reserve[]: [ 895.242832] __alloc_pages_slowpath+0x2667/0x2d80 [ 895.270301] 0 0 [ 895.274756] ? warn_alloc+0x120/0x120 [ 895.277798] 3503 3503 [ 895.282650] ? warn_alloc+0x120/0x120 [ 895.284596] Node 0 [ 895.288400] ? print_usage_bug+0xc0/0xc0 [ 895.290905] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 895.294674] ? warn_alloc+0x120/0x120 [ 895.296883] lowmem_reserve[]: [ 895.300942] ? print_usage_bug+0xc0/0xc0 [ 895.329381] 0 [ 895.333195] ? __lock_acquire+0x7ec/0x4ec0 [ 895.336268] 0 0 [ 895.340340] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 895.342108] 0 [ 895.346354] ? should_fail+0x22d/0xd01 [ 895.348314] Node 0 [ 895.353866] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 895.355635] DMA: [ 895.359522] ? __lock_acquire+0x7ec/0x4ec0 [ 895.361733] 1*4kB [ 895.366846] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 895.368880] (U) [ 895.373116] ? __lock_acquire+0x7ec/0x4ec0 [ 895.375236] 0*8kB 0*16kB [ 895.380348] ? should_fail+0x22d/0xd01 [ 895.382300] 1*32kB [ 895.386557] ? mark_held_locks+0x130/0x130 [ 895.389290] (U) [ 895.393200] ? mark_held_locks+0x130/0x130 [ 895.395411] 2*64kB [ 895.399651] ? graph_lock+0x170/0x170 [ 895.401594] (U) [ 895.405831] ? ret_from_fork+0x3a/0x50 [ 895.408038] 1*128kB (U) [ 895.411870] ? __lock_acquire+0x7ec/0x4ec0 [ 895.413817] 1*256kB (U) [ 895.417731] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 895.420395] 0*512kB 1*1024kB [ 895.424654] ? check_preemption_disabled+0x48/0x200 [ 895.427304] (U) [ 895.432860] ? check_preemption_disabled+0x48/0x200 [ 895.435939] 1*2048kB (M) [ 895.440979] ? __lock_is_held+0xb5/0x140 [ 895.442929] 3*4096kB [ 895.447951] __alloc_pages_nodemask+0xa80/0xde0 [ 895.450680] (M) [ 895.454765] ? graph_lock+0x170/0x170 [ 895.457152] = 15908kB [ 895.461833] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 895.463782] Node 0 [ 895.467582] ? graph_lock+0x170/0x170 [ 895.469966] DMA32: [ 895.475009] ? find_held_lock+0x36/0x1c0 [ 895.477224] 1*4kB [ 895.481029] ? ____cache_alloc_node+0x1c7/0x1e0 [ 895.483228] (U) [ 895.487289] ? lock_downgrade+0x900/0x900 [ 895.489403] 0*8kB 2*16kB [ 895.494096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 895.496058] (UM) [ 895.500225] cache_grow_begin+0x91/0x8c0 [ 895.502946] 2*32kB (M) [ 895.508495] ? do_raw_spin_unlock+0xa7/0x2f0 [ 895.510530] 2*64kB [ 895.514604] fallback_alloc+0x203/0x2e0 [ 895.517155] (M) [ 895.521573] ____cache_alloc_node+0x1c7/0x1e0 [ 895.523779] 4*128kB [ 895.527761] kmem_cache_alloc_node+0xe3/0x730 [ 895.529707] (M) 4*256kB [ 895.534218] ? mark_held_locks+0xc7/0x130 [ 895.536519] (UM) [ 895.541039] __alloc_skb+0x119/0x770 [ 895.543689] 5*512kB [ 895.547849] ? skb_scrub_packet+0x490/0x490 [ 895.549875] (UM) [ 895.553590] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 895.555881] 2*1024kB (M) [ 895.560235] ? queue_work_on+0x12c/0x1e0 [ 895.562269] 3*2048kB (UM) [ 895.566871] ? switchdev_port_obj_del+0xdc/0x450 [ 895.569602] 3*4096kB [ 895.573662] ? switchdev_trans_item_enqueue+0x260/0x260 [ 895.576478] (M) = 24804kB [ 895.581252] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 895.583637] Node 0 [ 895.589009] __br_mdb_notify+0x4ff/0x15d0 [ 895.591739] Normal: [ 895.596759] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 895.598974] 172*4kB [ 895.603134] ? __br_mdb_add+0x800/0x800 [ 895.605435] (UMEH) [ 895.610543] ? kasan_check_write+0x14/0x20 [ 895.612849] 656*8kB [ 895.616826] ? do_raw_spin_lock+0xc1/0x200 [ 895.619036] (UMEH) [ 895.623283] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 895.625572] 279*16kB (UMEH) [ 895.629813] ? debug_object_assert_init+0x368/0x4b0 [ 895.632025] 75*32kB [ 895.637132] ? debug_object_init_on_stack+0x20/0x20 [ 895.640119] (UMH) 2*64kB [ 895.645174] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 895.647475] (UH) [ 895.652497] br_mdb_notify+0x310/0x410 [ 895.655222] 0*128kB 0*256kB [ 895.660778] ? br_mdb_dump+0x2530/0x2530 [ 895.662816] 2*512kB [ 895.666718] br_multicast_del_pg+0x3df/0x790 [ 895.669703] (U) [ 895.673768] ? br_mdb_ip_get+0x940/0x940 [ 895.676069] 0*1024kB [ 895.680485] ? kasan_check_write+0x14/0x20 [ 895.682430] 0*2048kB [ 895.686498] ? do_raw_spin_lock+0xc1/0x200 [ 895.688883] 0*4096kB [ 895.693122] br_multicast_port_group_expired+0x189/0x1e0 [ 895.695497] = 13952kB [ 895.695511] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 895.699747] call_timer_fn+0x272/0x920 [ 895.702131] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 895.702141] 406 total pagecache pages [ 895.707617] ? br_multicast_del_pg+0x790/0x790 [ 895.710016] 0 pages in swap cache [ 895.718864] ? process_timeout+0x40/0x40 [ 895.722719] Swap cache stats: add 0, delete 0, find 0/0 [ 895.722728] Free swap = 0kB [ 895.731317] ? find_held_lock+0x36/0x1c0 [ 895.735101] Total swap = 0kB [ 895.739691] ? __run_timers+0x7da/0xc70 [ 895.743119] 1965979 pages RAM [ 895.747189] ? _raw_spin_unlock_irq+0x27/0x80 [ 895.752537] 0 pages HighMem/MovableOnly [ 895.755559] ? _raw_spin_unlock_irq+0x27/0x80 [ 895.759584] 342745 pages reserved [ 895.759592] 0 pages cma reserved [ 895.762609] ? br_multicast_del_pg+0x790/0x790 [ 895.766633] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 895.769677] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 895.774252] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 895.778113] ? trace_hardirqs_on+0xbd/0x310 [ 895.782582] ksoftirqd/0 cpuset= [ 895.786074] ? kasan_check_read+0x11/0x20 [ 895.789413] / [ 895.793998] ? __run_timers+0x7da/0xc70 [ 895.800464] mems_allowed=0 [ 895.805065] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 895.841127] ? br_multicast_del_pg+0x790/0x790 [ 895.845730] ? br_multicast_del_pg+0x790/0x790 [ 895.850337] __run_timers+0x7e5/0xc70 [ 895.854175] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 895.859560] ? compat_start_thread+0x80/0x80 [ 895.863990] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 895.869557] ? kasan_check_write+0x14/0x20 [ 895.873814] ? finish_task_switch+0x2f5/0x900 [ 895.878330] ? __switch_to_asm+0x40/0x70 [ 895.882414] ? preempt_notifier_register+0x200/0x200 [ 895.887531] ? __switch_to_asm+0x34/0x70 [ 895.891616] ? __switch_to_asm+0x40/0x70 [ 895.895691] ? __switch_to_asm+0x34/0x70 [ 895.899764] ? __switch_to_asm+0x40/0x70 [ 895.903836] ? __switch_to_asm+0x34/0x70 [ 895.907909] ? __switch_to_asm+0x40/0x70 [ 895.912000] ? pvclock_read_flags+0x160/0x160 [ 895.916517] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 895.922078] ? check_preemption_disabled+0x48/0x200 [ 895.927120] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 895.932861] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 895.938168] ? rcu_pm_notify+0xc0/0xc0 [ 895.942083] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 895.947638] ? check_preemption_disabled+0x48/0x200 [ 895.952689] run_timer_softirq+0x52/0xb0 [ 895.956791] ? rcu_read_lock_sched_held+0x108/0x120 [ 895.961836] __do_softirq+0x30b/0xad8 [ 895.965677] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 895.970804] ? smpboot_thread_fn+0x334/0xa00 [ 895.975246] ? schedule+0x108/0x460 [ 895.978900] ? __schedule+0x1ed0/0x1ed0 [ 895.983408] ? trace_hardirqs_off+0xb8/0x310 [ 895.987844] ? ___might_sleep+0x1ed/0x300 [ 895.992005] ? smpboot_thread_fn+0x68b/0xa00 [ 895.996432] ? trace_hardirqs_on+0x310/0x310 [ 896.000873] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 896.006421] ? check_preemption_disabled+0x48/0x200 [ 896.011448] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 896.017012] ? takeover_tasklets+0xa90/0xa90 [ 896.021452] run_ksoftirqd+0x94/0x100 [ 896.025266] smpboot_thread_fn+0x68b/0xa00 [ 896.029518] ? sort_range+0x30/0x30 [ 896.033158] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 896.038281] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 896.043848] ? __kthread_parkme+0xfb/0x1a0 [ 896.048107] kthread+0x35a/0x420 [ 896.051479] ? sort_range+0x30/0x30 [ 896.055120] ? kthread_bind+0x40/0x40 [ 896.058934] ret_from_fork+0x3a/0x50 [ 896.062675] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 896.062830] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 896.069527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 896.069538] Call Trace: [ 896.079857] ksoftirqd/1 cpuset= [ 896.089228] dump_stack+0x1c4/0x2b4 [ 896.091793] / [ 896.095081] ? dump_stack_print_info.cold.2+0x52/0x52 [ 896.098693] mems_allowed=0 [ 896.100416] warn_alloc.cold.119+0xb7/0x1bd [ 896.112836] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 896.117711] ? lock_downgrade+0x900/0x900 [ 896.121914] ? trace_hardirqs_off+0xb8/0x310 [ 896.126379] ? trace_hardirqs_off+0xb8/0x310 [ 896.130816] __alloc_pages_slowpath+0x2667/0x2d80 [ 896.135704] ? warn_alloc+0x120/0x120 [ 896.139523] ? warn_alloc+0x120/0x120 [ 896.143351] ? print_usage_bug+0xc0/0xc0 [ 896.147429] ? warn_alloc+0x120/0x120 [ 896.151244] ? print_usage_bug+0xc0/0xc0 [ 896.155323] ? __lock_acquire+0x7ec/0x4ec0 [ 896.159589] ? __lock_acquire+0x7ec/0x4ec0 [ 896.163839] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 896.169421] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 896.174974] ? should_fail+0x22d/0xd01 [ 896.178874] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 896.183994] ? __lock_acquire+0x7ec/0x4ec0 [ 896.188254] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 896.193370] ? __lock_acquire+0x7ec/0x4ec0 [ 896.197615] ? should_fail+0x22d/0xd01 [ 896.201531] ? mark_held_locks+0x130/0x130 [ 896.205787] ? mark_held_locks+0x130/0x130 [ 896.210053] ? mark_held_locks+0xc7/0x130 [ 896.214207] ? print_usage_bug+0xc0/0xc0 [ 896.218271] ? graph_lock+0x170/0x170 [ 896.222088] ? print_usage_bug+0xc0/0xc0 [ 896.226168] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 896.231723] ? check_preemption_disabled+0x48/0x200 [ 896.236753] ? check_preemption_disabled+0x48/0x200 [ 896.241799] ? __lock_is_held+0xb5/0x140 [ 896.245903] __alloc_pages_nodemask+0xa80/0xde0 [ 896.250600] ? graph_lock+0x170/0x170 [ 896.254424] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 896.259467] ? graph_lock+0x170/0x170 [ 896.263290] ? find_held_lock+0x36/0x1c0 [ 896.267369] ? ____cache_alloc_node+0x1c7/0x1e0 [ 896.272063] ? lock_downgrade+0x900/0x900 [ 896.276231] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 896.281786] cache_grow_begin+0x91/0x8c0 [ 896.285864] ? do_raw_spin_unlock+0xa7/0x2f0 [ 896.290310] fallback_alloc+0x203/0x2e0 [ 896.294322] ____cache_alloc_node+0x1c7/0x1e0 [ 896.298851] kmem_cache_alloc_node+0xe3/0x730 [ 896.303380] ? ipv6_get_ifaddr+0x42e/0x620 [ 896.307649] __alloc_skb+0x119/0x770 [ 896.311382] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 896.316700] ? skb_scrub_packet+0x490/0x490 [ 896.321039] ? lock_downgrade+0x900/0x900 [ 896.325237] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 896.330786] ? refcount_sub_and_test_checked+0x203/0x310 [ 896.336262] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 896.341811] ? addrconf_rs_timer+0x6f0/0x6f0 [ 896.346240] ndisc_alloc_skb+0x144/0x340 [ 896.350312] ndisc_send_rs+0x331/0x6e0 [ 896.354226] addrconf_rs_timer+0x3c0/0x6f0 [ 896.358481] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 896.362740] call_timer_fn+0x272/0x920 [ 896.366633] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 896.370880] ? process_timeout+0x40/0x40 [ 896.374958] ? find_held_lock+0x36/0x1c0 [ 896.379052] ? __run_timers+0x7da/0xc70 [ 896.383036] ? _raw_spin_unlock_irq+0x27/0x80 [ 896.387549] ? _raw_spin_unlock_irq+0x27/0x80 [ 896.392054] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 896.396299] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 896.400893] ? trace_hardirqs_on+0xbd/0x310 [ 896.405216] ? kasan_check_read+0x11/0x20 [ 896.409370] ? __run_timers+0x7da/0xc70 [ 896.413354] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 896.418928] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 896.423178] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 896.427416] __run_timers+0x7e5/0xc70 [ 896.431240] ? find_held_lock+0x36/0x1c0 [ 896.435328] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 896.440718] ? _raw_spin_unlock_irq+0x27/0x80 [ 896.445229] ? _raw_spin_unlock_irq+0x27/0x80 [ 896.449727] ? lockdep_hardirqs_on+0x421/0x5c0 [ 896.454319] ? trace_hardirqs_on+0xbd/0x310 [ 896.458662] ? kasan_check_read+0x11/0x20 [ 896.462821] ? finish_task_switch+0x1f5/0x900 [ 896.467322] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 896.472782] ? compat_start_thread+0x80/0x80 [ 896.477313] ? pvclock_read_flags+0x160/0x160 [ 896.481817] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 896.487362] ? check_preemption_disabled+0x48/0x200 [ 896.492406] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 896.497960] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 896.503247] ? rcu_pm_notify+0xc0/0xc0 [ 896.507139] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 896.512691] ? check_preemption_disabled+0x48/0x200 [ 896.517750] run_timer_softirq+0x52/0xb0 [ 896.521823] ? rcu_read_lock_sched_held+0x108/0x120 [ 896.526857] __do_softirq+0x30b/0xad8 [ 896.530677] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 896.535795] ? trace_hardirqs_off+0x310/0x310 [ 896.540309] ? schedule+0x108/0x460 [ 896.543956] ? trace_hardirqs_off+0xb8/0x310 [ 896.548374] ? smpboot_thread_fn+0x68b/0xa00 [ 896.552786] ? trace_hardirqs_on+0x310/0x310 [ 896.557205] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 896.562751] ? check_preemption_disabled+0x48/0x200 [ 896.567792] ? takeover_tasklets+0xa90/0xa90 [ 896.572204] run_ksoftirqd+0x94/0x100 [ 896.576014] smpboot_thread_fn+0x68b/0xa00 [ 896.580279] ? sort_range+0x30/0x30 [ 896.583911] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 896.589027] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 896.594576] ? __kthread_parkme+0xfb/0x1a0 [ 896.598831] kthread+0x35a/0x420 [ 896.602200] ? sort_range+0x30/0x30 [ 896.605827] ? kthread_bind+0x40/0x40 [ 896.609635] ret_from_fork+0x3a/0x50 [ 896.613371] warn_alloc_show_mem: 1 callbacks suppressed [ 896.613383] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 896.613385] Mem-Info: [ 896.613418] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 896.613418] active_file:11 inactive_file:16 isolated_file:0 [ 896.613418] unevictable:0 dirty:0 writeback:0 unstable:0 [ 896.613418] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 896.613418] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 896.613418] free:13666 free_pcp:452 free_cma:0 [ 896.618764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 896.625704] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 896.628103] Call Trace: [ 896.660990] Node 0 [ 896.670354] dump_stack+0x1c4/0x2b4 [ 896.697877] 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 [ 896.700443] ? dump_stack_print_info.cold.2+0x52/0x52 [ 896.702650] lowmem_reserve[]: 0 [ 896.706296] warn_alloc.cold.119+0xb7/0x1bd [ 896.731777] 2817 [ 896.736986] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 896.740238] 6321 6321 [ 896.744575] ? lock_downgrade+0x900/0x900 [ 896.746612] Node 0 [ 896.751462] ? trace_hardirqs_off+0xb8/0x310 [ 896.753960] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 896.758095] ? trace_hardirqs_off+0xb8/0x310 [ 896.760298] lowmem_reserve[]: [ 896.764710] __alloc_pages_slowpath+0x2667/0x2d80 [ 896.791580] 0 [ 896.796024] ? warn_alloc+0x120/0x120 [ 896.799087] 0 [ 896.803932] ? warn_alloc+0x120/0x120 [ 896.805702] 3503 [ 896.809504] ? print_usage_bug+0xc0/0xc0 [ 896.811273] 3503 [ 896.815097] ? warn_alloc+0x120/0x120 [ 896.817140] Node 0 [ 896.821204] ? print_usage_bug+0xc0/0xc0 [ 896.823264] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 896.827040] ? __lock_acquire+0x7ec/0x4ec0 [ 896.829248] lowmem_reserve[]: 0 [ 896.833326] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 896.863210] 0 0 [ 896.867467] ? should_fail+0x22d/0xd01 [ 896.870734] 0 [ 896.876293] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 896.878243] Node 0 [ 896.882133] ? __lock_acquire+0x7ec/0x4ec0 [ 896.883904] DMA: [ 896.889008] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 896.891234] 1*4kB [ 896.895648] ? __lock_acquire+0x7ec/0x4ec0 [ 896.897685] (U) [ 896.902791] ? should_fail+0x22d/0xd01 [ 896.904914] 0*8kB [ 896.909154] ? mark_held_locks+0x130/0x130 [ 896.911097] 0*16kB [ 896.914982] ? mark_held_locks+0x130/0x130 [ 896.917105] 1*32kB (U) [ 896.921357] ? graph_lock+0x170/0x170 [ 896.923567] 2*64kB [ 896.927800] ? ret_from_fork+0x3a/0x50 [ 896.930356] (U) 1*128kB [ 896.934166] ? __lock_acquire+0x7ec/0x4ec0 [ 896.936370] (U) 1*256kB [ 896.940280] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 896.942920] (U) [ 896.947151] ? check_preemption_disabled+0x48/0x200 [ 896.949787] 0*512kB 1*1024kB [ 896.955331] ? check_preemption_disabled+0x48/0x200 [ 896.957290] (U) [ 896.962331] ? __lock_is_held+0xb5/0x140 [ 896.965493] 1*2048kB [ 896.970537] __alloc_pages_nodemask+0xa80/0xde0 [ 896.972485] (M) [ 896.976545] ? graph_lock+0x170/0x170 [ 896.978932] 3*4096kB [ 896.984097] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 896.986054] (M) [ 896.989860] ? graph_lock+0x170/0x170 [ 896.992239] = 15908kB [ 896.997264] ? find_held_lock+0x36/0x1c0 [ 896.999205] Node 0 [ 897.003009] ? ____cache_alloc_node+0x1c7/0x1e0 [ 897.005378] DMA32: 1*4kB [ 897.009446] ? lock_downgrade+0x900/0x900 [ 897.011651] (U) [ 897.016327] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 897.019065] 0*8kB [ 897.023236] cache_grow_begin+0x91/0x8c0 [ 897.025179] 2*16kB (UM) [ 897.030725] ? do_raw_spin_unlock+0xa7/0x2f0 [ 897.032844] 2*32kB (M) [ 897.036922] fallback_alloc+0x203/0x2e0 [ 897.039789] 2*64kB [ 897.044212] ____cache_alloc_node+0x1c7/0x1e0 [ 897.046769] (M) [ 897.050758] kmem_cache_alloc_node+0xe3/0x730 [ 897.052961] 4*128kB [ 897.057462] ? mark_held_locks+0xc7/0x130 [ 897.059412] (M) [ 897.063910] __alloc_skb+0x119/0x770 [ 897.066192] 4*256kB (UM) [ 897.070347] ? skb_scrub_packet+0x490/0x490 [ 897.072306] 5*512kB [ 897.076052] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 897.078791] (UM) [ 897.083118] ? queue_work_on+0x12c/0x1e0 [ 897.085423] 2*1024kB [ 897.090008] ? switchdev_port_obj_del+0xdc/0x450 [ 897.092042] (M) [ 897.096134] ? switchdev_trans_item_enqueue+0x260/0x260 [ 897.098522] 3*2048kB [ 897.103288] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 897.105234] (UM) [ 897.110602] __br_mdb_notify+0x4ff/0x15d0 [ 897.112974] 3*4096kB (M) [ 897.118004] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 897.120055] = 24804kB [ 897.124213] ? __br_mdb_add+0x800/0x800 [ 897.126944] Node 0 [ 897.132063] ? kasan_check_write+0x14/0x20 [ 897.134445] Normal: [ 897.138423] ? do_raw_spin_lock+0xc1/0x200 [ 897.140632] 172*4kB [ 897.144874] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 897.147167] (UMEH) [ 897.151396] ? debug_object_assert_init+0x368/0x4b0 [ 897.153687] 656*8kB (UMEH) [ 897.158799] ? debug_object_init_on_stack+0x20/0x20 [ 897.161009] 279*16kB (UMEH) [ 897.166064] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 897.168966] 75*32kB [ 897.174003] br_mdb_notify+0x310/0x410 [ 897.176988] (UMH) [ 897.182535] ? br_mdb_dump+0x2530/0x2530 [ 897.184833] 2*64kB [ 897.188737] br_multicast_del_pg+0x3df/0x790 [ 897.190850] (UH) [ 897.194910] ? br_mdb_ip_get+0x940/0x940 [ 897.197116] 0*128kB [ 897.201530] ? kasan_check_write+0x14/0x20 [ 897.203569] 0*256kB [ 897.207630] ? do_raw_spin_lock+0xc1/0x200 [ 897.209917] 2*512kB (U) [ 897.214162] br_multicast_port_group_expired+0x189/0x1e0 [ 897.216449] 0*1024kB 0*2048kB [ 897.220709] call_timer_fn+0x272/0x920 [ 897.223357] 0*4096kB [ 897.228804] ? br_multicast_del_pg+0x790/0x790 [ 897.231964] = 13952kB [ 897.231979] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 897.235863] ? process_timeout+0x40/0x40 [ 897.238252] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 897.238261] 406 total pagecache pages [ 897.242849] ? find_held_lock+0x36/0x1c0 [ 897.245234] 0 pages in swap cache [ 897.254078] ? __run_timers+0x7da/0xc70 [ 897.258121] Swap cache stats: add 0, delete 0, find 0/0 [ 897.266701] ? _raw_spin_unlock_irq+0x27/0x80 [ 897.270474] Free swap = 0kB [ 897.274537] ? _raw_spin_unlock_irq+0x27/0x80 [ 897.277957] Total swap = 0kB [ 897.277965] 1965979 pages RAM [ 897.281942] ? br_multicast_del_pg+0x790/0x790 [ 897.287268] 0 pages HighMem/MovableOnly [ 897.287276] 342745 pages reserved [ 897.291770] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 897.294763] 0 pages cma reserved [ 897.299259] ? trace_hardirqs_on+0xbd/0x310 [ 897.302329] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 897.305356] ? kasan_check_read+0x11/0x20 [ 897.305373] ? __run_timers+0x7da/0xc70 [ 897.305392] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 897.310012] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 897.313932] ? br_multicast_del_pg+0x790/0x790 [ 897.317377] ksoftirqd/0 cpuset= [ 897.321958] ? br_multicast_del_pg+0x790/0x790 [ 897.325293] / [ 897.329616] __run_timers+0x7e5/0xc70 [ 897.336090] mems_allowed=0 [ 897.340244] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 897.386118] ? compat_start_thread+0x80/0x80 [ 897.390558] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 897.396127] ? kasan_check_write+0x14/0x20 [ 897.400374] ? finish_task_switch+0x2f5/0x900 [ 897.404880] ? __switch_to_asm+0x40/0x70 [ 897.408953] ? preempt_notifier_register+0x200/0x200 [ 897.414078] ? __switch_to_asm+0x34/0x70 [ 897.418148] ? __switch_to_asm+0x40/0x70 [ 897.422212] ? __switch_to_asm+0x34/0x70 [ 897.426291] ? __switch_to_asm+0x40/0x70 [ 897.430375] ? __switch_to_asm+0x34/0x70 [ 897.434444] ? __switch_to_asm+0x40/0x70 [ 897.438525] ? pvclock_read_flags+0x160/0x160 [ 897.443027] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 897.448581] ? check_preemption_disabled+0x48/0x200 [ 897.453635] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 897.459184] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 897.464476] ? rcu_pm_notify+0xc0/0xc0 [ 897.468380] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 897.473931] ? check_preemption_disabled+0x48/0x200 [ 897.478967] run_timer_softirq+0x52/0xb0 [ 897.483040] ? rcu_read_lock_sched_held+0x108/0x120 [ 897.488085] __do_softirq+0x30b/0xad8 [ 897.491919] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 897.497039] ? smpboot_thread_fn+0x334/0xa00 [ 897.501471] ? schedule+0x108/0x460 [ 897.505109] ? __schedule+0x1ed0/0x1ed0 [ 897.509104] ? trace_hardirqs_off+0xb8/0x310 [ 897.513524] ? ___might_sleep+0x1ed/0x300 [ 897.517679] ? smpboot_thread_fn+0x68b/0xa00 [ 897.522091] ? trace_hardirqs_on+0x310/0x310 [ 897.526506] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 897.532070] ? check_preemption_disabled+0x48/0x200 [ 897.537100] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 897.542650] ? takeover_tasklets+0xa90/0xa90 [ 897.547081] run_ksoftirqd+0x94/0x100 [ 897.550897] smpboot_thread_fn+0x68b/0xa00 [ 897.555144] ? sort_range+0x30/0x30 [ 897.558776] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 897.563886] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 897.569433] ? __kthread_parkme+0xfb/0x1a0 [ 897.573679] kthread+0x35a/0x420 [ 897.577058] ? sort_range+0x30/0x30 [ 897.580684] ? kthread_bind+0x40/0x40 [ 897.584489] ret_from_fork+0x3a/0x50 [ 897.588245] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 897.588409] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 897.595097] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 897.605407] ksoftirqd/1 cpuset= [ 897.614755] Call Trace: [ 897.614779] dump_stack+0x1c4/0x2b4 [ 897.618035] / [ 897.620624] ? dump_stack_print_info.cold.2+0x52/0x52 [ 897.624252] mems_allowed=0 [ 897.625974] warn_alloc.cold.119+0xb7/0x1bd [ 897.638380] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 897.643233] ? lock_downgrade+0x900/0x900 [ 897.647406] ? trace_hardirqs_off+0xb8/0x310 [ 897.651835] ? trace_hardirqs_off+0xb8/0x310 [ 897.656261] __alloc_pages_slowpath+0x2667/0x2d80 [ 897.661139] ? warn_alloc+0x120/0x120 [ 897.664954] ? warn_alloc+0x120/0x120 [ 897.668765] ? print_usage_bug+0xc0/0xc0 [ 897.672828] ? warn_alloc+0x120/0x120 [ 897.676631] ? print_usage_bug+0xc0/0xc0 [ 897.680697] ? __lock_acquire+0x7ec/0x4ec0 [ 897.684941] ? __lock_acquire+0x7ec/0x4ec0 [ 897.689181] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 897.694719] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 897.700262] ? should_fail+0x22d/0xd01 [ 897.704164] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 897.709271] ? __lock_acquire+0x7ec/0x4ec0 [ 897.713511] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 897.718611] ? __lock_acquire+0x7ec/0x4ec0 [ 897.722856] ? should_fail+0x22d/0xd01 [ 897.726763] ? mark_held_locks+0x130/0x130 [ 897.731003] ? mark_held_locks+0x130/0x130 [ 897.735241] ? graph_lock+0x170/0x170 [ 897.739058] ? print_usage_bug+0xc0/0xc0 [ 897.743129] ? graph_lock+0x170/0x170 [ 897.746931] ? print_usage_bug+0xc0/0xc0 [ 897.750995] ? wq_watchdog_touch+0x9c/0xfe [ 897.755236] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 897.760792] ? check_preemption_disabled+0x48/0x200 [ 897.765810] ? check_preemption_disabled+0x48/0x200 [ 897.770837] ? __lock_is_held+0xb5/0x140 [ 897.774909] __alloc_pages_nodemask+0xa80/0xde0 [ 897.779612] ? graph_lock+0x170/0x170 [ 897.783423] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 897.788437] ? graph_lock+0x170/0x170 [ 897.792254] ? find_held_lock+0x36/0x1c0 [ 897.796330] ? ____cache_alloc_node+0x1c7/0x1e0 [ 897.801015] ? lock_downgrade+0x900/0x900 [ 897.805182] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 897.810729] cache_grow_begin+0x91/0x8c0 [ 897.814799] ? do_raw_spin_unlock+0xa7/0x2f0 [ 897.819226] fallback_alloc+0x203/0x2e0 [ 897.823234] ____cache_alloc_node+0x1c7/0x1e0 [ 897.827740] kmem_cache_alloc_node+0xe3/0x730 [ 897.832243] ? ipv6_get_ifaddr+0x42e/0x620 [ 897.836492] __alloc_skb+0x119/0x770 [ 897.840210] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 897.845488] ? skb_scrub_packet+0x490/0x490 [ 897.849812] ? lock_downgrade+0x900/0x900 [ 897.853972] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 897.859511] ? refcount_sub_and_test_checked+0x203/0x310 [ 897.864968] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 897.870428] ? addrconf_rs_timer+0x6f0/0x6f0 [ 897.874855] ndisc_alloc_skb+0x144/0x340 [ 897.878925] ndisc_send_rs+0x331/0x6e0 [ 897.882825] addrconf_rs_timer+0x3c0/0x6f0 [ 897.887079] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 897.891334] call_timer_fn+0x272/0x920 [ 897.895232] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 897.899482] ? process_timeout+0x40/0x40 [ 897.903547] ? find_held_lock+0x36/0x1c0 [ 897.907621] ? __run_timers+0x7da/0xc70 [ 897.911601] ? _raw_spin_unlock_irq+0x27/0x80 [ 897.916102] ? _raw_spin_unlock_irq+0x27/0x80 [ 897.920601] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 897.924838] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 897.929422] ? trace_hardirqs_on+0xbd/0x310 [ 897.933748] ? kasan_check_read+0x11/0x20 [ 897.937902] ? __run_timers+0x7da/0xc70 [ 897.941969] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 897.947429] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 897.951674] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 897.955915] __run_timers+0x7e5/0xc70 [ 897.959717] ? find_held_lock+0x36/0x1c0 [ 897.963789] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 897.969162] ? _raw_spin_unlock_irq+0x27/0x80 [ 897.973660] ? _raw_spin_unlock_irq+0x27/0x80 [ 897.978159] ? lockdep_hardirqs_on+0x421/0x5c0 [ 897.982748] ? trace_hardirqs_on+0xbd/0x310 [ 897.987080] ? kasan_check_read+0x11/0x20 [ 897.992101] ? finish_task_switch+0x1f5/0x900 [ 897.996599] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 898.002066] ? compat_start_thread+0x80/0x80 [ 898.006499] ? pvclock_read_flags+0x160/0x160 [ 898.010995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 898.016543] ? check_preemption_disabled+0x48/0x200 [ 898.021576] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 898.027116] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 898.032674] ? rcu_pm_notify+0xc0/0xc0 [ 898.036565] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 898.042106] ? check_preemption_disabled+0x48/0x200 [ 898.047131] run_timer_softirq+0x52/0xb0 [ 898.051198] ? rcu_read_lock_sched_held+0x108/0x120 [ 898.056219] __do_softirq+0x30b/0xad8 [ 898.060032] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 898.065151] ? trace_hardirqs_off+0x310/0x310 [ 898.069661] ? schedule+0x108/0x460 [ 898.073296] ? trace_hardirqs_off+0xb8/0x310 [ 898.077707] ? smpboot_thread_fn+0x68b/0xa00 [ 898.082125] ? trace_hardirqs_on+0x310/0x310 [ 898.086540] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 898.092088] ? check_preemption_disabled+0x48/0x200 [ 898.097116] ? takeover_tasklets+0xa90/0xa90 [ 898.101537] run_ksoftirqd+0x94/0x100 [ 898.105337] smpboot_thread_fn+0x68b/0xa00 [ 898.109586] ? sort_range+0x30/0x30 [ 898.113217] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 898.118323] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 898.123868] ? __kthread_parkme+0xfb/0x1a0 [ 898.128116] kthread+0x35a/0x420 [ 898.131485] ? sort_range+0x30/0x30 [ 898.135114] ? kthread_bind+0x40/0x40 [ 898.138922] ret_from_fork+0x3a/0x50 [ 898.142649] warn_alloc_show_mem: 1 callbacks suppressed [ 898.142661] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 898.142663] Mem-Info: [ 898.142696] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 898.142696] active_file:11 inactive_file:16 isolated_file:0 [ 898.142696] unevictable:0 dirty:0 writeback:0 unstable:0 [ 898.142696] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 898.142696] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 898.142696] free:13666 free_pcp:452 free_cma:0 [ 898.148026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 898.148036] Call Trace: [ 898.154982] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 898.157392] dump_stack+0x1c4/0x2b4 [ 898.190346] Node 0 [ 898.199709] ? dump_stack_print_info.cold.2+0x52/0x52 [ 898.202291] 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 [ 898.229776] warn_alloc.cold.119+0xb7/0x1bd [ 898.233380] lowmem_reserve[]: [ 898.235616] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 898.240774] 0 2817 [ 898.266303] ? lock_downgrade+0x900/0x900 [ 898.270595] 6321 [ 898.273700] ? trace_hardirqs_off+0xb8/0x310 [ 898.278505] 6321 [ 898.280753] ? trace_hardirqs_off+0xb8/0x310 [ 898.284876] Node 0 [ 898.286940] __alloc_pages_slowpath+0x2667/0x2d80 [ 898.291346] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 898.293399] ? warn_alloc+0x120/0x120 [ 898.297747] lowmem_reserve[]: 0 [ 898.299996] ? warn_alloc+0x120/0x120 [ 898.304806] 0 3503 [ 898.331724] ? print_usage_bug+0xc0/0xc0 [ 898.335494] 3503 [ 898.338780] ? warn_alloc+0x120/0x120 [ 898.342577] Node 0 [ 898.344812] ? print_usage_bug+0xc0/0xc0 [ 898.348889] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 898.350926] ? __lock_acquire+0x7ec/0x4ec0 [ 898.354696] lowmem_reserve[]: 0 [ 898.356943] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 898.360966] 0 0 [ 898.389445] ? should_fail+0x22d/0xd01 [ 898.393651] 0 [ 898.396933] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 898.402449] Node 0 [ 898.404426] ? __lock_acquire+0x7ec/0x4ec0 [ 898.408279] DMA: [ 898.410089] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 898.415166] 1*4kB [ 898.417397] ? __lock_acquire+0x7ec/0x4ec0 [ 898.421631] (U) [ 898.423699] ? should_fail+0x22d/0xd01 [ 898.428766] 0*8kB 0*16kB [ 898.430931] ? mark_held_locks+0x130/0x130 [ 898.435132] 1*32kB [ 898.437105] ? mark_held_locks+0x130/0x130 [ 898.440961] (U) 2*64kB [ 898.443734] ? graph_lock+0x170/0x170 [ 898.447940] (U) [ 898.450175] ? ret_from_fork+0x3a/0x50 [ 898.454383] 1*128kB [ 898.456968] ? __lock_acquire+0x7ec/0x4ec0 [ 898.460731] (U) 1*256kB [ 898.462713] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 898.466570] (U) [ 898.468887] ? check_preemption_disabled+0x48/0x200 [ 898.473117] 0*512kB 1*1024kB [ 898.475798] ? check_preemption_disabled+0x48/0x200 [ 898.481321] (U) [ 898.483305] ? __lock_is_held+0xb5/0x140 [ 898.488280] 1*2048kB (M) [ 898.491548] __alloc_pages_nodemask+0xa80/0xde0 [ 898.496535] 3*4096kB (M) [ 898.498518] ? graph_lock+0x170/0x170 [ 898.502547] = 15908kB [ 898.502556] Node 0 [ 898.505306] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 898.509943] DMA32: 1*4kB [ 898.512711] ? graph_lock+0x170/0x170 [ 898.516481] (U) [ 898.518894] ? find_held_lock+0x36/0x1c0 [ 898.521097] 0*8kB [ 898.526124] ? ____cache_alloc_node+0x1c7/0x1e0 [ 898.528846] 2*16kB (UM) [ 898.532656] ? lock_downgrade+0x900/0x900 [ 898.534607] 2*32kB [ 898.538666] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 898.540789] (M) [ 898.545466] cache_grow_begin+0x91/0x8c0 [ 898.548103] 2*64kB (M) [ 898.552280] ? do_raw_spin_unlock+0xa7/0x2f0 [ 898.554490] 4*128kB [ 898.560037] fallback_alloc+0x203/0x2e0 [ 898.561987] (M) [ 898.566068] ____cache_alloc_node+0x1c7/0x1e0 [ 898.568619] 4*256kB (UM) [ 898.573035] kmem_cache_alloc_node+0xe3/0x730 [ 898.575334] 5*512kB [ 898.579303] ? mark_held_locks+0xc7/0x130 [ 898.581251] (UM) [ 898.585761] __alloc_skb+0x119/0x770 [ 898.588500] 2*1024kB [ 898.592997] ? skb_scrub_packet+0x490/0x490 [ 898.595296] (M) [ 898.599452] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 898.601482] 3*2048kB (UM) [ 898.605204] ? queue_work_on+0x12c/0x1e0 [ 898.607588] 3*4096kB [ 898.611903] ? switchdev_port_obj_del+0xdc/0x450 [ 898.613854] (M) [ 898.618429] ? switchdev_trans_item_enqueue+0x260/0x260 [ 898.621247] = 24804kB [ 898.621257] Node 0 [ 898.625321] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 898.627704] Normal: [ 898.632453] __br_mdb_notify+0x4ff/0x15d0 [ 898.634403] 172*4kB [ 898.639770] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 898.642153] (UMEH) [ 898.644391] ? __br_mdb_add+0x800/0x800 [ 898.649373] 656*8kB [ 898.651697] ? kasan_check_write+0x14/0x20 [ 898.655810] (UMEH) 279*16kB [ 898.658153] ? do_raw_spin_lock+0xc1/0x200 [ 898.663226] (UMEH) [ 898.665459] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 898.669408] 75*32kB [ 898.671723] ? debug_object_assert_init+0x368/0x4b0 [ 898.675935] (UMH) [ 898.678951] ? debug_object_init_on_stack+0x20/0x20 [ 898.683160] 2*64kB [ 898.685390] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 898.690456] (UH) 0*128kB [ 898.692790] br_mdb_notify+0x310/0x410 [ 898.697772] 0*256kB 2*512kB [ 898.699932] ? br_mdb_dump+0x2530/0x2530 [ 898.704920] (U) [ 898.707165] br_multicast_del_pg+0x3df/0x790 [ 898.712663] 0*1024kB 0*2048kB [ 898.715435] ? br_mdb_ip_get+0x940/0x940 [ 898.719283] 0*4096kB = 13952kB [ 898.722309] ? kasan_check_write+0x14/0x20 [ 898.726353] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 898.728320] ? do_raw_spin_lock+0xc1/0x200 [ 898.732711] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 898.732721] 406 total pagecache pages [ 898.735918] br_multicast_port_group_expired+0x189/0x1e0 [ 898.739966] 0 pages in swap cache [ 898.743147] call_timer_fn+0x272/0x920 [ 898.747363] Swap cache stats: add 0, delete 0, find 0/0 [ 898.747372] Free swap = 0kB [ 898.756212] ? br_multicast_del_pg+0x790/0x790 [ 898.760419] Total swap = 0kB [ 898.760427] 1965979 pages RAM [ 898.769013] ? process_timeout+0x40/0x40 [ 898.772785] 0 pages HighMem/MovableOnly [ 898.778228] ? find_held_lock+0x36/0x1c0 [ 898.781657] 342745 pages reserved [ 898.785548] ? __run_timers+0x7da/0xc70 [ 898.790877] 0 pages cma reserved [ 898.790959] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 898.793904] ? _raw_spin_unlock_irq+0x27/0x80 [ 898.798561] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 898.801472] ? _raw_spin_unlock_irq+0x27/0x80 [ 898.804559] ksoftirqd/0 cpuset= [ 898.808616] ? br_multicast_del_pg+0x790/0x790 [ 898.808635] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 898.812583] / [ 898.816646] ? trace_hardirqs_on+0xbd/0x310 [ 898.820081] mems_allowed=0 [ 898.824069] ? kasan_check_read+0x11/0x20 [ 898.879092] ? __run_timers+0x7da/0xc70 [ 898.883083] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 898.888542] ? br_multicast_del_pg+0x790/0x790 [ 898.893133] ? br_multicast_del_pg+0x790/0x790 [ 898.897730] __run_timers+0x7e5/0xc70 [ 898.901546] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 898.906909] ? compat_start_thread+0x80/0x80 [ 898.911324] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 898.916882] ? kasan_check_write+0x14/0x20 [ 898.921119] ? finish_task_switch+0x2f5/0x900 [ 898.925613] ? __switch_to_asm+0x40/0x70 [ 898.929688] ? preempt_notifier_register+0x200/0x200 [ 898.934795] ? __switch_to_asm+0x34/0x70 [ 898.938858] ? __switch_to_asm+0x40/0x70 [ 898.942916] ? __switch_to_asm+0x34/0x70 [ 898.946982] ? __switch_to_asm+0x40/0x70 [ 898.951054] ? __switch_to_asm+0x34/0x70 [ 898.955120] ? __switch_to_asm+0x40/0x70 [ 898.959196] ? pvclock_read_flags+0x160/0x160 [ 898.963702] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 898.969242] ? check_preemption_disabled+0x48/0x200 [ 898.974289] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 898.979854] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 898.985644] ? rcu_pm_notify+0xc0/0xc0 [ 898.989538] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 898.995098] ? check_preemption_disabled+0x48/0x200 [ 899.000134] run_timer_softirq+0x52/0xb0 [ 899.004201] ? rcu_read_lock_sched_held+0x108/0x120 [ 899.009219] __do_softirq+0x30b/0xad8 [ 899.013035] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 899.018160] ? smpboot_thread_fn+0x334/0xa00 [ 899.022585] ? schedule+0x108/0x460 [ 899.026221] ? __schedule+0x1ed0/0x1ed0 [ 899.030210] ? trace_hardirqs_off+0xb8/0x310 [ 899.034630] ? ___might_sleep+0x1ed/0x300 [ 899.038777] ? smpboot_thread_fn+0x68b/0xa00 [ 899.043194] ? trace_hardirqs_on+0x310/0x310 [ 899.047607] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 899.053171] ? check_preemption_disabled+0x48/0x200 [ 899.058192] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 899.063732] ? takeover_tasklets+0xa90/0xa90 [ 899.068154] run_ksoftirqd+0x94/0x100 [ 899.071961] smpboot_thread_fn+0x68b/0xa00 [ 899.076204] ? sort_range+0x30/0x30 [ 899.079837] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 899.084950] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 899.090511] ? __kthread_parkme+0xfb/0x1a0 [ 899.094755] kthread+0x35a/0x420 [ 899.098127] ? sort_range+0x30/0x30 [ 899.101757] ? kthread_bind+0x40/0x40 [ 899.105566] ret_from_fork+0x3a/0x50 [ 899.109309] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 899.109467] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 899.116178] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 899.116188] Call Trace: [ 899.126503] ksoftirqd/1 cpuset= [ 899.135878] dump_stack+0x1c4/0x2b4 [ 899.135896] ? dump_stack_print_info.cold.2+0x52/0x52 [ 899.138468] / [ 899.141761] warn_alloc.cold.119+0xb7/0x1bd [ 899.145349] mems_allowed=0 [ 899.159484] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 899.164333] ? lock_downgrade+0x900/0x900 [ 899.168501] ? trace_hardirqs_off+0xb8/0x310 [ 899.172924] ? trace_hardirqs_off+0xb8/0x310 [ 899.177353] __alloc_pages_slowpath+0x2667/0x2d80 [ 899.182230] ? warn_alloc+0x120/0x120 [ 899.186040] ? warn_alloc+0x120/0x120 [ 899.189863] ? print_usage_bug+0xc0/0xc0 [ 899.193930] ? warn_alloc+0x120/0x120 [ 899.197735] ? print_usage_bug+0xc0/0xc0 [ 899.201804] ? __lock_acquire+0x7ec/0x4ec0 [ 899.206082] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 899.211628] ? should_fail+0x22d/0xd01 [ 899.215521] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 899.220624] ? __lock_acquire+0x7ec/0x4ec0 [ 899.224877] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 899.229983] ? __lock_acquire+0x7ec/0x4ec0 [ 899.234219] ? should_fail+0x22d/0xd01 [ 899.238120] ? mark_held_locks+0x130/0x130 [ 899.242377] ? mark_held_locks+0x130/0x130 [ 899.246623] ? graph_lock+0x170/0x170 [ 899.250425] ? ret_from_fork+0x3a/0x50 [ 899.254319] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 899.259877] ? check_preemption_disabled+0x48/0x200 [ 899.264902] ? check_preemption_disabled+0x48/0x200 [ 899.269939] ? __lock_is_held+0xb5/0x140 [ 899.274012] __alloc_pages_nodemask+0xa80/0xde0 [ 899.278698] ? graph_lock+0x170/0x170 [ 899.282517] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 899.287541] ? graph_lock+0x170/0x170 [ 899.291391] ? find_held_lock+0x36/0x1c0 [ 899.295467] ? ____cache_alloc_node+0x1c7/0x1e0 [ 899.300151] ? lock_downgrade+0x900/0x900 [ 899.304318] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 899.309891] cache_grow_begin+0x91/0x8c0 [ 899.313958] ? do_raw_spin_unlock+0xa7/0x2f0 [ 899.318381] fallback_alloc+0x203/0x2e0 [ 899.322369] ____cache_alloc_node+0x1c7/0x1e0 [ 899.326874] kmem_cache_alloc_node+0xe3/0x730 [ 899.331379] ? mark_held_locks+0xc7/0x130 [ 899.335547] __alloc_skb+0x119/0x770 [ 899.339296] ? skb_scrub_packet+0x490/0x490 [ 899.343628] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 899.348221] ? queue_work_on+0x12c/0x1e0 [ 899.352288] ? switchdev_port_obj_del+0xdc/0x450 [ 899.357070] ? switchdev_trans_item_enqueue+0x260/0x260 [ 899.362443] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 899.367474] __br_mdb_notify+0x4ff/0x15d0 [ 899.371627] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 899.376755] ? __br_mdb_add+0x800/0x800 [ 899.380740] ? kasan_check_write+0x14/0x20 [ 899.384977] ? do_raw_spin_lock+0xc1/0x200 [ 899.389221] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 899.394335] ? debug_object_assert_init+0x368/0x4b0 [ 899.399365] ? debug_object_init_on_stack+0x20/0x20 [ 899.404387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 899.409941] br_mdb_notify+0x310/0x410 [ 899.413833] ? br_mdb_dump+0x2530/0x2530 [ 899.417911] br_multicast_del_pg+0x3df/0x790 [ 899.422325] ? br_mdb_ip_get+0x940/0x940 [ 899.426407] ? kasan_check_write+0x14/0x20 [ 899.430651] ? do_raw_spin_lock+0xc1/0x200 [ 899.434900] br_multicast_port_group_expired+0x189/0x1e0 [ 899.440368] call_timer_fn+0x272/0x920 [ 899.444270] ? br_multicast_del_pg+0x790/0x790 [ 899.448861] ? process_timeout+0x40/0x40 [ 899.452923] ? find_held_lock+0x36/0x1c0 [ 899.456993] ? __run_timers+0x7da/0xc70 [ 899.460975] ? _raw_spin_unlock_irq+0x27/0x80 [ 899.465515] ? _raw_spin_unlock_irq+0x27/0x80 [ 899.470012] ? br_multicast_del_pg+0x790/0x790 [ 899.474604] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 899.479191] ? trace_hardirqs_on+0xbd/0x310 [ 899.483519] ? kasan_check_read+0x11/0x20 [ 899.487673] ? __run_timers+0x7da/0xc70 [ 899.491650] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 899.497116] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 899.501373] ? br_multicast_del_pg+0x790/0x790 [ 899.505964] __run_timers+0x7e5/0xc70 [ 899.509764] ? find_held_lock+0x36/0x1c0 [ 899.513841] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 899.519221] ? _raw_spin_unlock_irq+0x27/0x80 [ 899.523722] ? _raw_spin_unlock_irq+0x27/0x80 [ 899.528224] ? lockdep_hardirqs_on+0x421/0x5c0 [ 899.532813] ? trace_hardirqs_on+0xbd/0x310 [ 899.537148] ? kasan_check_read+0x11/0x20 [ 899.541310] ? finish_task_switch+0x1f5/0x900 [ 899.545816] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 899.551270] ? compat_start_thread+0x80/0x80 [ 899.555719] ? pvclock_read_flags+0x160/0x160 [ 899.560228] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 899.565768] ? check_preemption_disabled+0x48/0x200 [ 899.570800] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 899.576357] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 899.581649] ? rcu_pm_notify+0xc0/0xc0 [ 899.585543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 899.591081] ? check_preemption_disabled+0x48/0x200 [ 899.596121] run_timer_softirq+0x52/0xb0 [ 899.600190] ? rcu_read_lock_sched_held+0x108/0x120 [ 899.605212] __do_softirq+0x30b/0xad8 [ 899.609028] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 899.614144] ? trace_hardirqs_off+0x310/0x310 [ 899.618653] ? schedule+0x108/0x460 [ 899.622294] ? trace_hardirqs_off+0xb8/0x310 [ 899.626709] ? smpboot_thread_fn+0x68b/0xa00 [ 899.631123] ? trace_hardirqs_on+0x310/0x310 [ 899.635536] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 899.641079] ? check_preemption_disabled+0x48/0x200 [ 899.646100] ? takeover_tasklets+0xa90/0xa90 [ 899.650529] run_ksoftirqd+0x94/0x100 [ 899.654334] smpboot_thread_fn+0x68b/0xa00 [ 899.658580] ? sort_range+0x30/0x30 [ 899.662210] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 899.667326] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 899.672876] ? __kthread_parkme+0xfb/0x1a0 [ 899.677119] kthread+0x35a/0x420 [ 899.680488] ? sort_range+0x30/0x30 [ 899.684122] ? kthread_bind+0x40/0x40 [ 899.687940] ret_from_fork+0x3a/0x50 [ 899.691675] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 899.691696] warn_alloc_show_mem: 1 callbacks suppressed [ 899.691701] Mem-Info: [ 899.698604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 899.703975] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 899.703975] active_file:11 inactive_file:16 isolated_file:0 [ 899.703975] unevictable:0 dirty:0 writeback:0 unstable:0 [ 899.703975] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 899.703975] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 899.703975] free:13666 free_pcp:452 free_cma:0 [ 899.706344] Call Trace: [ 899.706368] dump_stack+0x1c4/0x2b4 [ 899.715750] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 899.748635] ? dump_stack_print_info.cold.2+0x52/0x52 [ 899.751195] Node 0 [ 899.754822] warn_alloc.cold.119+0xb7/0x1bd [ 899.782324] 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 [ 899.787509] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 899.789721] lowmem_reserve[]: [ 899.794037] ? lock_downgrade+0x900/0x900 [ 899.819531] 0 [ 899.824385] ? trace_hardirqs_off+0xb8/0x310 [ 899.827451] 2817 6321 [ 899.831605] ? trace_hardirqs_off+0xb8/0x310 [ 899.833373] 6321 [ 899.837794] __alloc_pages_slowpath+0x2667/0x2d80 [ 899.840264] Node 0 [ 899.844692] ? warn_alloc+0x120/0x120 [ 899.846730] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 899.851545] ? warn_alloc+0x120/0x120 [ 899.853751] lowmem_reserve[]: 0 [ 899.857567] ? print_usage_bug+0xc0/0xc0 [ 899.884431] 0 3503 [ 899.888247] ? warn_alloc+0x120/0x120 [ 899.891489] 3503 [ 899.895561] ? print_usage_bug+0xc0/0xc0 [ 899.897770] Node 0 [ 899.901565] ? __lock_acquire+0x7ec/0x4ec0 [ 899.903627] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 899.907654] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 899.909865] lowmem_reserve[]: [ 899.914110] ? should_fail+0x22d/0xd01 [ 899.942567] 0 0 [ 899.948126] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 899.951192] 0 0 [ 899.955089] ? __lock_acquire+0x7ec/0x4ec0 [ 899.957039] Node 0 [ 899.962144] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 899.964092] DMA: [ 899.968323] ? __lock_acquire+0x7ec/0x4ec0 [ 899.970557] 1*4kB [ 899.975635] ? should_fail+0x22d/0xd01 [ 899.977670] (U) [ 899.981905] ? mark_held_locks+0x130/0x130 [ 899.984019] 0*8kB [ 899.987907] ? mark_held_locks+0x130/0x130 [ 899.989860] 0*16kB [ 899.994090] ? graph_lock+0x170/0x170 [ 899.996240] 1*32kB [ 900.000467] ? ret_from_fork+0x3a/0x50 [ 900.002680] (U) [ 900.006481] ? __lock_acquire+0x7ec/0x4ec0 [ 900.008689] 2*64kB [ 900.012584] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 900.014533] (U) [ 900.018764] ? check_preemption_disabled+0x48/0x200 [ 900.020973] 1*128kB (U) [ 900.026523] ? check_preemption_disabled+0x48/0x200 [ 900.028471] 1*256kB [ 900.033666] ? __lock_is_held+0xb5/0x140 [ 900.036296] (U) 0*512kB [ 900.041343] __alloc_pages_nodemask+0xa80/0xde0 [ 900.043645] 1*1024kB [ 900.047701] ? graph_lock+0x170/0x170 [ 900.050346] (U) [ 900.055004] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 900.057388] 1*2048kB (M) [ 900.061191] ? graph_lock+0x170/0x170 [ 900.061216] ? find_held_lock+0x36/0x1c0 [ 900.063163] 3*4096kB [ 900.068178] ? ____cache_alloc_node+0x1c7/0x1e0 [ 900.070902] (M) [ 900.074699] ? lock_downgrade+0x900/0x900 [ 900.078738] = 15908kB [ 900.081148] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 900.085785] Node 0 [ 900.087774] cache_grow_begin+0x91/0x8c0 [ 900.091890] DMA32: 1*4kB [ 900.094310] ? do_raw_spin_unlock+0xa7/0x2f0 [ 900.099813] (U) [ 900.102057] fallback_alloc+0x203/0x2e0 [ 900.106079] 0*8kB 2*16kB [ 900.108855] ____cache_alloc_node+0x1c7/0x1e0 [ 900.113225] (UM) [ 900.115198] kmem_cache_alloc_node+0xe3/0x730 [ 900.119146] 2*32kB [ 900.121903] ? mark_held_locks+0xc7/0x130 [ 900.126369] (M) 2*64kB [ 900.128468] __alloc_skb+0x119/0x770 [ 900.132927] (M) [ 900.135168] ? skb_scrub_packet+0x490/0x490 [ 900.139292] 4*128kB [ 900.141878] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 900.145593] (M) [ 900.147574] ? queue_work_on+0x12c/0x1e0 [ 900.151867] 4*256kB [ 900.154185] ? switchdev_port_obj_del+0xdc/0x450 [ 900.158735] (UM) [ 900.160708] ? switchdev_trans_item_enqueue+0x260/0x260 [ 900.164742] 5*512kB (UM) [ 900.167082] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 900.171805] 2*1024kB [ 900.173868] __br_mdb_notify+0x4ff/0x15d0 [ 900.179200] (M) 3*2048kB [ 900.181973] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 900.186951] (UM) 3*4096kB [ 900.189376] ? __br_mdb_add+0x800/0x800 [ 900.193489] (M) = 24804kB [ 900.196255] ? kasan_check_write+0x14/0x20 [ 900.201329] Node 0 Normal: [ 900.204191] ? do_raw_spin_lock+0xc1/0x200 [ 900.208131] 172*4kB [ 900.210900] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 900.215106] (UMEH) [ 900.218040] ? debug_object_assert_init+0x368/0x4b0 [ 900.222255] 656*8kB (UMEH) [ 900.224580] ? debug_object_init_on_stack+0x20/0x20 [ 900.229656] 279*16kB (UMEH) [ 900.231899] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 900.236888] 75*32kB (UMH) [ 900.239837] br_mdb_notify+0x310/0x410 [ 900.244830] 2*64kB (UH) [ 900.247869] ? br_mdb_dump+0x2530/0x2530 [ 900.253379] 0*128kB 0*256kB [ 900.256248] br_multicast_del_pg+0x3df/0x790 [ 900.260095] 2*512kB [ 900.262761] ? br_mdb_ip_get+0x940/0x940 [ 900.266795] (U) [ 900.269816] ? kasan_check_write+0x14/0x20 [ 900.274212] 0*1024kB 0*2048kB [ 900.276550] ? do_raw_spin_lock+0xc1/0x200 [ 900.280595] 0*4096kB = 13952kB [ 900.282580] br_multicast_port_group_expired+0x189/0x1e0 [ 900.286790] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 900.289978] call_timer_fn+0x272/0x920 [ 900.294197] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 900.294206] 406 total pagecache pages [ 900.297403] ? br_multicast_del_pg+0x790/0x790 [ 900.302835] 0 pages in swap cache [ 900.311791] ? process_timeout+0x40/0x40 [ 900.315675] Swap cache stats: add 0, delete 0, find 0/0 [ 900.324256] ? find_held_lock+0x36/0x1c0 [ 900.328032] Free swap = 0kB [ 900.332636] ? __run_timers+0x7da/0xc70 [ 900.336069] Total swap = 0kB [ 900.336077] 1965979 pages RAM [ 900.340136] ? _raw_spin_unlock_irq+0x27/0x80 [ 900.345469] 0 pages HighMem/MovableOnly [ 900.345478] 342745 pages reserved [ 900.349542] ? _raw_spin_unlock_irq+0x27/0x80 [ 900.352538] 0 pages cma reserved [ 900.356511] ? br_multicast_del_pg+0x790/0x790 [ 900.356530] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 900.359675] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 900.362648] ? trace_hardirqs_on+0xbd/0x310 [ 900.367125] ksoftirqd/0 cpuset= [ 900.371107] ? kasan_check_read+0x11/0x20 [ 900.374541] / [ 900.379043] ? __run_timers+0x7da/0xc70 [ 900.382388] mems_allowed=0 [ 900.386966] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 900.427575] ? br_multicast_del_pg+0x790/0x790 [ 900.432180] ? br_multicast_del_pg+0x790/0x790 [ 900.436772] __run_timers+0x7e5/0xc70 [ 900.440593] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 900.445961] ? compat_start_thread+0x80/0x80 [ 900.450383] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 900.455938] ? kasan_check_write+0x14/0x20 [ 900.460180] ? finish_task_switch+0x2f5/0x900 [ 900.464680] ? __switch_to_asm+0x40/0x70 [ 900.468754] ? preempt_notifier_register+0x200/0x200 [ 900.473876] ? __switch_to_asm+0x34/0x70 [ 900.477936] ? __switch_to_asm+0x40/0x70 [ 900.481994] ? __switch_to_asm+0x34/0x70 [ 900.486060] ? __switch_to_asm+0x40/0x70 [ 900.490135] ? __switch_to_asm+0x34/0x70 [ 900.494196] ? __switch_to_asm+0x40/0x70 [ 900.498272] ? pvclock_read_flags+0x160/0x160 [ 900.502768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 900.508315] ? check_preemption_disabled+0x48/0x200 [ 900.513353] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 900.518908] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 900.524201] ? rcu_pm_notify+0xc0/0xc0 [ 900.528107] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 900.533662] ? check_preemption_disabled+0x48/0x200 [ 900.538696] run_timer_softirq+0x52/0xb0 [ 900.542765] ? rcu_read_lock_sched_held+0x108/0x120 [ 900.547812] __do_softirq+0x30b/0xad8 [ 900.551643] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 900.556757] ? smpboot_thread_fn+0x334/0xa00 [ 900.561176] ? schedule+0x108/0x460 [ 900.564815] ? __schedule+0x1ed0/0x1ed0 [ 900.568810] ? trace_hardirqs_off+0xb8/0x310 [ 900.573234] ? ___might_sleep+0x1ed/0x300 [ 900.577387] ? smpboot_thread_fn+0x68b/0xa00 [ 900.581803] ? trace_hardirqs_on+0x310/0x310 [ 900.586228] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 900.591779] ? check_preemption_disabled+0x48/0x200 [ 900.596818] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 900.602372] ? takeover_tasklets+0xa90/0xa90 [ 900.606799] run_ksoftirqd+0x94/0x100 [ 900.610609] smpboot_thread_fn+0x68b/0xa00 [ 900.614859] ? sort_range+0x30/0x30 [ 900.618497] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 900.623614] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 900.629163] ? __kthread_parkme+0xfb/0x1a0 [ 900.633410] kthread+0x35a/0x420 [ 900.636784] ? sort_range+0x30/0x30 [ 900.640413] ? kthread_bind+0x40/0x40 [ 900.644229] ret_from_fork+0x3a/0x50 [ 900.647971] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 900.648131] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 900.654824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 900.665142] ksoftirqd/1 cpuset= [ 900.674487] Call Trace: [ 900.674511] dump_stack+0x1c4/0x2b4 [ 900.677764] / [ 900.680352] ? dump_stack_print_info.cold.2+0x52/0x52 [ 900.683977] mems_allowed=0 [ 900.685705] warn_alloc.cold.119+0xb7/0x1bd [ 900.698106] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 900.702968] ? lock_downgrade+0x900/0x900 [ 900.707131] ? trace_hardirqs_off+0xb8/0x310 [ 900.711549] ? trace_hardirqs_off+0xb8/0x310 [ 900.715974] __alloc_pages_slowpath+0x2667/0x2d80 [ 900.720859] ? warn_alloc+0x120/0x120 [ 900.724672] ? warn_alloc+0x120/0x120 [ 900.729261] ? print_usage_bug+0xc0/0xc0 [ 900.733327] ? warn_alloc+0x120/0x120 [ 900.737135] ? print_usage_bug+0xc0/0xc0 [ 900.741216] ? __lock_acquire+0x7ec/0x4ec0 [ 900.745459] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 900.751000] ? should_fail+0x22d/0xd01 [ 900.754895] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 900.760011] ? __lock_acquire+0x7ec/0x4ec0 [ 900.764269] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 900.769377] ? __lock_acquire+0x7ec/0x4ec0 [ 900.773611] ? should_fail+0x22d/0xd01 [ 900.777517] ? mark_held_locks+0x130/0x130 [ 900.781776] ? mark_held_locks+0x130/0x130 [ 900.786027] ? graph_lock+0x170/0x170 [ 900.789838] ? ret_from_fork+0x3a/0x50 [ 900.793727] ? __lock_acquire+0x7ec/0x4ec0 [ 900.797983] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 900.803534] ? check_preemption_disabled+0x48/0x200 [ 900.808554] ? check_preemption_disabled+0x48/0x200 [ 900.813587] ? __lock_is_held+0xb5/0x140 [ 900.817668] __alloc_pages_nodemask+0xa80/0xde0 [ 900.822353] ? graph_lock+0x170/0x170 [ 900.826166] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 900.831189] ? graph_lock+0x170/0x170 [ 900.835012] ? find_held_lock+0x36/0x1c0 [ 900.839110] ? ____cache_alloc_node+0x1c7/0x1e0 [ 900.843792] ? lock_downgrade+0x900/0x900 [ 900.847954] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 900.854984] cache_grow_begin+0x91/0x8c0 [ 900.859067] ? do_raw_spin_unlock+0xa7/0x2f0 [ 900.863494] fallback_alloc+0x203/0x2e0 [ 900.867482] ____cache_alloc_node+0x1c7/0x1e0 [ 900.871987] kmem_cache_alloc_node+0xe3/0x730 [ 900.876488] ? mark_held_locks+0xc7/0x130 [ 900.880664] __alloc_skb+0x119/0x770 [ 900.884388] ? skb_scrub_packet+0x490/0x490 [ 900.888715] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 900.893303] ? queue_work_on+0x12c/0x1e0 [ 900.897382] ? switchdev_port_obj_del+0xdc/0x450 [ 900.902152] ? switchdev_trans_item_enqueue+0x260/0x260 [ 900.907531] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 900.912561] __br_mdb_notify+0x4ff/0x15d0 [ 900.916718] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 900.921846] ? __br_mdb_add+0x800/0x800 [ 900.925834] ? kasan_check_write+0x14/0x20 [ 900.930083] ? do_raw_spin_lock+0xc1/0x200 [ 900.934333] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 900.939467] ? debug_object_assert_init+0x368/0x4b0 [ 900.944505] ? debug_object_init_on_stack+0x20/0x20 [ 900.949526] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 900.955085] br_mdb_notify+0x310/0x410 [ 900.958991] ? br_mdb_dump+0x2530/0x2530 [ 900.963080] br_multicast_del_pg+0x3df/0x790 [ 900.967500] ? br_mdb_ip_get+0x940/0x940 [ 900.971584] ? kasan_check_write+0x14/0x20 [ 900.975836] ? do_raw_spin_lock+0xc1/0x200 [ 900.980111] br_multicast_port_group_expired+0x189/0x1e0 [ 900.985907] call_timer_fn+0x272/0x920 [ 900.989808] ? br_multicast_del_pg+0x790/0x790 [ 900.994401] ? process_timeout+0x40/0x40 [ 900.998470] ? find_held_lock+0x36/0x1c0 [ 901.002551] ? __run_timers+0x7da/0xc70 [ 901.006534] ? _raw_spin_unlock_irq+0x27/0x80 [ 901.011033] ? _raw_spin_unlock_irq+0x27/0x80 [ 901.015537] ? br_multicast_del_pg+0x790/0x790 [ 901.020136] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 901.024728] ? trace_hardirqs_on+0xbd/0x310 [ 901.029068] ? kasan_check_read+0x11/0x20 [ 901.033326] ? __run_timers+0x7da/0xc70 [ 901.037317] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 901.042941] ? br_multicast_del_pg+0x790/0x790 [ 901.047531] ? br_multicast_del_pg+0x790/0x790 [ 901.052121] __run_timers+0x7e5/0xc70 [ 901.055928] ? find_held_lock+0x36/0x1c0 [ 901.060018] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 901.065402] ? _raw_spin_unlock_irq+0x27/0x80 [ 901.069900] ? _raw_spin_unlock_irq+0x27/0x80 [ 901.074405] ? lockdep_hardirqs_on+0x421/0x5c0 [ 901.079012] ? trace_hardirqs_on+0xbd/0x310 [ 901.083378] ? kasan_check_read+0x11/0x20 [ 901.087532] ? finish_task_switch+0x1f5/0x900 [ 901.092034] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 901.097529] ? compat_start_thread+0x80/0x80 [ 901.101970] ? pvclock_read_flags+0x160/0x160 [ 901.106472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 901.112013] ? check_preemption_disabled+0x48/0x200 [ 901.117066] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 901.122613] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 901.127900] ? rcu_pm_notify+0xc0/0xc0 [ 901.131795] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 901.137359] ? check_preemption_disabled+0x48/0x200 [ 901.142394] run_timer_softirq+0x52/0xb0 [ 901.146463] ? rcu_read_lock_sched_held+0x108/0x120 [ 901.151487] __do_softirq+0x30b/0xad8 [ 901.155305] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 901.160415] ? trace_hardirqs_off+0x310/0x310 [ 901.164927] ? schedule+0x108/0x460 [ 901.168566] ? trace_hardirqs_off+0xb8/0x310 [ 901.172984] ? smpboot_thread_fn+0x68b/0xa00 [ 901.177414] ? trace_hardirqs_on+0x310/0x310 [ 901.181828] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 901.187369] ? check_preemption_disabled+0x48/0x200 [ 901.192394] ? takeover_tasklets+0xa90/0xa90 [ 901.196818] run_ksoftirqd+0x94/0x100 [ 901.200628] smpboot_thread_fn+0x68b/0xa00 [ 901.204868] ? sort_range+0x30/0x30 [ 901.208497] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 901.213621] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 901.219198] ? __kthread_parkme+0xfb/0x1a0 [ 901.223451] kthread+0x35a/0x420 [ 901.226825] ? sort_range+0x30/0x30 [ 901.230460] ? kthread_bind+0x40/0x40 [ 901.234284] ret_from_fork+0x3a/0x50 [ 901.238041] warn_alloc_show_mem: 1 callbacks suppressed [ 901.238063] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 901.238064] Mem-Info: [ 901.238095] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 901.238095] active_file:11 inactive_file:16 isolated_file:0 [ 901.238095] unevictable:0 dirty:0 writeback:0 unstable:0 [ 901.238095] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 901.238095] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 901.238095] free:13666 free_pcp:452 free_cma:0 [ 901.243444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 901.250385] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 901.252792] Call Trace: [ 901.285676] Node 0 [ 901.295072] dump_stack+0x1c4/0x2b4 [ 901.322584] 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 [ 901.325148] ? dump_stack_print_info.cold.2+0x52/0x52 [ 901.327353] lowmem_reserve[]: 0 [ 901.331008] warn_alloc.cold.119+0xb7/0x1bd [ 901.356589] 2817 [ 901.361791] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 901.365040] 6321 6321 [ 901.369388] ? lock_downgrade+0x900/0x900 [ 901.376276] ? trace_hardirqs_off+0xb8/0x310 [ 901.378747] Node 0 [ 901.382895] ? trace_hardirqs_off+0xb8/0x310 [ 901.387300] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 901.389516] __alloc_pages_slowpath+0x2667/0x2d80 [ 901.393914] lowmem_reserve[]: [ 901.420857] ? warn_alloc+0x120/0x120 [ 901.425655] 0 [ 901.428765] ? warn_alloc+0x120/0x120 [ 901.432533] 0 3503 [ 901.434350] ? print_usage_bug+0xc0/0xc0 [ 901.438123] 3503 [ 901.440369] ? warn_alloc+0x120/0x120 [ 901.446469] ? print_usage_bug+0xc0/0xc0 [ 901.450239] Node 0 Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 901.454316] ? __lock_acquire+0x7ec/0x4ec0 [ 901.483351] lowmem_reserve[]: 0 [ 901.487614] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 901.487617] 0 0 [ 901.490911] ? should_fail+0x22d/0xd01 [ 901.496419] 0 [ 901.498410] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 901.502262] Node 0 [ 901.504076] ? __lock_acquire+0x7ec/0x4ec0 [ 901.509153] DMA: 1*4kB [ 901.511422] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 901.515626] (U) [ 901.518209] ? __lock_acquire+0x7ec/0x4ec0 [ 901.523289] 0*8kB [ 901.525273] ? should_fail+0x22d/0xd01 [ 901.529487] 0*16kB [ 901.531646] ? mark_held_locks+0x130/0x130 [ 901.535494] 1*32kB (U) [ 901.537739] ? mark_held_locks+0x130/0x130 [ 901.541939] 2*64kB (U) [ 901.544538] ? graph_lock+0x170/0x170 [ 901.548737] 1*128kB (U) [ 901.551335] ? ret_from_fork+0x3a/0x50 [ 901.555110] 1*256kB [ 901.557782] ? __lock_acquire+0x7ec/0x4ec0 [ 901.561637] (U) [ 901.563967] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 901.568176] 0*512kB 1*1024kB [ 901.570162] ? check_preemption_disabled+0x48/0x200 [ 901.575666] (U) 1*2048kB [ 901.578786] ? check_preemption_disabled+0x48/0x200 [ 901.583768] (M) 3*4096kB [ 901.586560] ? __lock_is_held+0xb5/0x140 [ 901.591542] (M) [ 901.594303] __alloc_pages_nodemask+0xa80/0xde0 [ 901.598330] = 15908kB [ 901.600298] ? graph_lock+0x170/0x170 [ 901.604939] Node 0 DMA32: [ 901.607365] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 901.611134] 1*4kB [ 901.613975] ? graph_lock+0x170/0x170 [ 901.618971] (U) 0*8kB [ 901.621139] ? find_held_lock+0x36/0x1c0 [ 901.624903] 2*16kB (UM) [ 901.627422] ? ____cache_alloc_node+0x1c7/0x1e0 [ 901.631451] 2*32kB (M) [ 901.634137] ? lock_downgrade+0x900/0x900 [ 901.638772] 2*64kB (M) [ 901.641372] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 901.645491] 4*128kB [ 901.648093] cache_grow_begin+0x91/0x8c0 [ 901.653604] (M) 4*256kB [ 901.655945] ? do_raw_spin_unlock+0xa7/0x2f0 [ 901.659966] (UM) 5*512kB [ 901.662655] fallback_alloc+0x203/0x2e0 [ 901.667029] (UM) 2*1024kB [ 901.669820] ____cache_alloc_node+0x1c7/0x1e0 [ 901.673753] (M) 3*2048kB [ 901.676614] kmem_cache_alloc_node+0xe3/0x730 [ 901.681071] (UM) 3*4096kB [ 901.683940] ? mark_held_locks+0xc7/0x130 [ 901.688401] (M) = 24804kB [ 901.691263] __alloc_skb+0x119/0x770 [ 901.695366] Node 0 Normal: [ 901.698136] ? skb_scrub_packet+0x490/0x490 [ 901.701819] 172*4kB [ 901.704766] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 901.709069] (UMEH) [ 901.711399] ? queue_work_on+0x12c/0x1e0 [ 901.715953] 656*8kB [ 901.718194] ? switchdev_port_obj_del+0xdc/0x450 [ 901.722226] (UMEH) [ 901.724558] ? switchdev_trans_item_enqueue+0x260/0x260 [ 901.729298] 279*16kB (UMEH) [ 901.731548] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 901.736875] 75*32kB (UMH) [ 901.739923] __br_mdb_notify+0x4ff/0x15d0 [ 901.744911] 2*64kB (UH) [ 901.747772] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 901.751889] 0*128kB 0*256kB [ 901.754599] ? __br_mdb_add+0x800/0x800 [ 901.759664] 2*512kB (U) [ 901.762714] ? kasan_check_write+0x14/0x20 [ 901.766657] 0*1024kB 0*2048kB [ 901.769347] ? do_raw_spin_lock+0xc1/0x200 [ 901.773554] 0*4096kB [ 901.776747] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 901.780942] = 13952kB [ 901.780956] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 901.783365] ? debug_object_assert_init+0x368/0x4b0 [ 901.788455] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 901.788464] 406 total pagecache pages [ 901.790881] ? debug_object_init_on_stack+0x20/0x20 [ 901.799693] 0 pages in swap cache [ 901.804734] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 901.813290] Swap cache stats: add 0, delete 0, find 0/0 [ 901.817095] br_mdb_notify+0x310/0x410 [ 901.822076] Free swap = 0kB [ 901.822086] Total swap = 0kB [ 901.825540] ? br_mdb_dump+0x2530/0x2530 [ 901.831061] 1965979 pages RAM [ 901.836442] br_multicast_del_pg+0x3df/0x790 [ 901.840288] 0 pages HighMem/MovableOnly [ 901.840298] 342745 pages reserved [ 901.843325] ? br_mdb_ip_get+0x940/0x940 [ 901.846317] 0 pages cma reserved [ 901.850388] ? kasan_check_write+0x14/0x20 [ 901.853621] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 901.857877] ? do_raw_spin_lock+0xc1/0x200 [ 901.861830] ksoftirqd/0 cpuset= [ 901.865293] br_multicast_port_group_expired+0x189/0x1e0 [ 901.869414] / [ 901.872783] call_timer_fn+0x272/0x920 [ 901.876989] mems_allowed=0 [ 901.887325] ? br_multicast_del_pg+0x790/0x790 [ 901.913318] ? process_timeout+0x40/0x40 [ 901.917387] ? find_held_lock+0x36/0x1c0 [ 901.921476] ? __run_timers+0x7da/0xc70 [ 901.925468] ? _raw_spin_unlock_irq+0x27/0x80 [ 901.929973] ? _raw_spin_unlock_irq+0x27/0x80 [ 901.934476] ? br_multicast_del_pg+0x790/0x790 [ 901.939080] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 901.943699] ? trace_hardirqs_on+0xbd/0x310 [ 901.948032] ? kasan_check_read+0x11/0x20 [ 901.952202] ? __run_timers+0x7da/0xc70 [ 901.956189] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 901.961665] ? br_multicast_del_pg+0x790/0x790 [ 901.966276] ? br_multicast_del_pg+0x790/0x790 [ 901.970876] __run_timers+0x7e5/0xc70 [ 901.974699] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 901.980077] ? compat_start_thread+0x80/0x80 [ 901.985037] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 901.990605] ? kasan_check_write+0x14/0x20 [ 901.994857] ? finish_task_switch+0x2f5/0x900 [ 901.999368] ? __switch_to_asm+0x40/0x70 [ 902.003459] ? preempt_notifier_register+0x200/0x200 [ 902.008583] ? __switch_to_asm+0x34/0x70 [ 902.012659] ? __switch_to_asm+0x40/0x70 [ 902.016723] ? __switch_to_asm+0x34/0x70 [ 902.020813] ? __switch_to_asm+0x40/0x70 [ 902.024901] ? __switch_to_asm+0x34/0x70 [ 902.028972] ? __switch_to_asm+0x40/0x70 [ 902.033076] ? pvclock_read_flags+0x160/0x160 [ 902.037585] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 902.043141] ? check_preemption_disabled+0x48/0x200 [ 902.048187] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 902.053747] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 902.059060] ? rcu_pm_notify+0xc0/0xc0 [ 902.062974] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 902.068537] ? check_preemption_disabled+0x48/0x200 [ 902.073572] run_timer_softirq+0x52/0xb0 [ 902.077645] ? rcu_read_lock_sched_held+0x108/0x120 [ 902.082698] __do_softirq+0x30b/0xad8 [ 902.086531] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 902.091651] ? smpboot_thread_fn+0x334/0xa00 [ 902.096082] ? schedule+0x108/0x460 [ 902.099723] ? __schedule+0x1ed0/0x1ed0 [ 902.103713] ? trace_hardirqs_off+0xb8/0x310 [ 902.108130] ? ___might_sleep+0x1ed/0x300 [ 902.112279] ? smpboot_thread_fn+0x68b/0xa00 [ 902.116696] ? trace_hardirqs_on+0x310/0x310 [ 902.121126] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 902.126684] ? check_preemption_disabled+0x48/0x200 [ 902.131712] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 902.137268] ? takeover_tasklets+0xa90/0xa90 [ 902.141705] run_ksoftirqd+0x94/0x100 [ 902.145526] smpboot_thread_fn+0x68b/0xa00 [ 902.149774] ? sort_range+0x30/0x30 [ 902.153409] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 902.158529] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 902.164092] ? __kthread_parkme+0xfb/0x1a0 [ 902.168339] kthread+0x35a/0x420 [ 902.171708] ? sort_range+0x30/0x30 [ 902.175333] ? kthread_bind+0x40/0x40 [ 902.179145] ret_from_fork+0x3a/0x50 [ 902.182895] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 902.183042] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 902.189737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 902.189747] Call Trace: [ 902.200069] ksoftirqd/1 cpuset= [ 902.209434] dump_stack+0x1c4/0x2b4 [ 902.211995] / [ 902.215272] ? dump_stack_print_info.cold.2+0x52/0x52 [ 902.218886] mems_allowed=0 [ 902.220611] warn_alloc.cold.119+0xb7/0x1bd [ 902.233001] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 902.237867] ? lock_downgrade+0x900/0x900 [ 902.242041] ? trace_hardirqs_off+0xb8/0x310 [ 902.246476] ? trace_hardirqs_off+0xb8/0x310 [ 902.250906] __alloc_pages_slowpath+0x2667/0x2d80 [ 902.255798] ? warn_alloc+0x120/0x120 [ 902.259624] ? warn_alloc+0x120/0x120 [ 902.263531] ? print_usage_bug+0xc0/0xc0 [ 902.267602] ? warn_alloc+0x120/0x120 [ 902.271411] ? print_usage_bug+0xc0/0xc0 [ 902.275494] ? __lock_acquire+0x7ec/0x4ec0 [ 902.279746] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 902.285297] ? should_fail+0x22d/0xd01 [ 902.289198] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 902.294313] ? __lock_acquire+0x7ec/0x4ec0 [ 902.298578] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 902.303694] ? __lock_acquire+0x7ec/0x4ec0 [ 902.307945] ? should_fail+0x22d/0xd01 [ 902.311857] ? mark_held_locks+0x130/0x130 [ 902.316116] ? mark_held_locks+0x130/0x130 [ 902.321157] ? graph_lock+0x170/0x170 [ 902.324968] ? ret_from_fork+0x3a/0x50 [ 902.328862] ? __lock_acquire+0x7ec/0x4ec0 [ 902.333108] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 902.338666] ? check_preemption_disabled+0x48/0x200 [ 902.343699] ? check_preemption_disabled+0x48/0x200 [ 902.348742] ? __lock_is_held+0xb5/0x140 [ 902.352818] __alloc_pages_nodemask+0xa80/0xde0 [ 902.357508] ? graph_lock+0x170/0x170 [ 902.361356] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 902.366386] ? graph_lock+0x170/0x170 [ 902.370206] ? find_held_lock+0x36/0x1c0 [ 902.374286] ? ____cache_alloc_node+0x1c7/0x1e0 [ 902.378975] ? lock_downgrade+0x900/0x900 [ 902.383142] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 902.388693] cache_grow_begin+0x91/0x8c0 [ 902.392764] ? do_raw_spin_unlock+0xa7/0x2f0 [ 902.397203] fallback_alloc+0x203/0x2e0 [ 902.401200] ____cache_alloc_node+0x1c7/0x1e0 [ 902.405724] kmem_cache_alloc_node+0xe3/0x730 [ 902.410237] ? mark_held_locks+0xc7/0x130 [ 902.414415] __alloc_skb+0x119/0x770 [ 902.418155] ? skb_scrub_packet+0x490/0x490 [ 902.422492] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 902.427095] ? queue_work_on+0x12c/0x1e0 [ 902.431175] ? switchdev_port_obj_del+0xdc/0x450 [ 902.435949] ? switchdev_trans_item_enqueue+0x260/0x260 [ 902.441336] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 902.446378] __br_mdb_notify+0x4ff/0x15d0 [ 902.450537] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 902.455664] ? __br_mdb_add+0x800/0x800 [ 902.459661] ? kasan_check_write+0x14/0x20 [ 902.463909] ? do_raw_spin_lock+0xc1/0x200 [ 902.468157] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 902.473274] ? debug_object_assert_init+0x368/0x4b0 [ 902.478314] ? debug_object_init_on_stack+0x20/0x20 [ 902.483360] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 902.488920] br_mdb_notify+0x310/0x410 [ 902.492836] ? br_mdb_dump+0x2530/0x2530 [ 902.496952] br_multicast_del_pg+0x3df/0x790 [ 902.501399] ? br_mdb_ip_get+0x940/0x940 [ 902.505478] ? kasan_check_write+0x14/0x20 [ 902.509720] ? do_raw_spin_lock+0xc1/0x200 [ 902.513971] br_multicast_port_group_expired+0x189/0x1e0 [ 902.519443] call_timer_fn+0x272/0x920 [ 902.523348] ? br_multicast_del_pg+0x790/0x790 [ 902.527943] ? process_timeout+0x40/0x40 [ 902.532025] ? find_held_lock+0x36/0x1c0 [ 902.536115] ? __run_timers+0x7da/0xc70 [ 902.540094] ? _raw_spin_unlock_irq+0x27/0x80 [ 902.544592] ? _raw_spin_unlock_irq+0x27/0x80 [ 902.549090] ? br_multicast_del_pg+0x790/0x790 [ 902.553686] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 902.558276] ? trace_hardirqs_on+0xbd/0x310 [ 902.562616] ? kasan_check_read+0x11/0x20 [ 902.566791] ? __run_timers+0x7da/0xc70 [ 902.570796] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 902.576272] ? br_multicast_del_pg+0x790/0x790 [ 902.580885] ? br_multicast_del_pg+0x790/0x790 [ 902.585598] __run_timers+0x7e5/0xc70 [ 902.589418] ? find_held_lock+0x36/0x1c0 [ 902.593509] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 902.598889] ? _raw_spin_unlock_irq+0x27/0x80 [ 902.603402] ? _raw_spin_unlock_irq+0x27/0x80 [ 902.607937] ? lockdep_hardirqs_on+0x421/0x5c0 [ 902.612539] ? trace_hardirqs_on+0xbd/0x310 [ 902.616882] ? kasan_check_read+0x11/0x20 [ 902.621055] ? finish_task_switch+0x1f5/0x900 [ 902.625575] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 902.631057] ? compat_start_thread+0x80/0x80 [ 902.635505] ? pvclock_read_flags+0x160/0x160 [ 902.640274] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 902.645831] ? check_preemption_disabled+0x48/0x200 [ 902.650883] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 902.656445] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 902.661753] ? rcu_pm_notify+0xc0/0xc0 [ 902.665657] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 902.671220] ? check_preemption_disabled+0x48/0x200 [ 902.676266] run_timer_softirq+0x52/0xb0 [ 902.680352] ? rcu_read_lock_sched_held+0x108/0x120 [ 902.685388] __do_softirq+0x30b/0xad8 [ 902.689221] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 902.694348] ? trace_hardirqs_off+0x310/0x310 [ 902.698865] ? schedule+0x108/0x460 [ 902.702512] ? trace_hardirqs_off+0xb8/0x310 [ 902.706930] ? smpboot_thread_fn+0x68b/0xa00 [ 902.711365] ? trace_hardirqs_on+0x310/0x310 [ 902.715792] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 902.721360] ? check_preemption_disabled+0x48/0x200 [ 902.726386] ? takeover_tasklets+0xa90/0xa90 [ 902.730815] run_ksoftirqd+0x94/0x100 [ 902.734635] smpboot_thread_fn+0x68b/0xa00 [ 902.738886] ? sort_range+0x30/0x30 [ 902.742523] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 902.747639] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 902.753212] ? __kthread_parkme+0xfb/0x1a0 [ 902.757465] kthread+0x35a/0x420 [ 902.760841] ? sort_range+0x30/0x30 [ 902.764475] ? kthread_bind+0x40/0x40 [ 902.768286] ret_from_fork+0x3a/0x50 [ 902.772043] warn_alloc_show_mem: 1 callbacks suppressed [ 902.772065] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 902.772067] Mem-Info: [ 902.772098] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 902.772098] active_file:11 inactive_file:16 isolated_file:0 [ 902.772098] unevictable:0 dirty:0 writeback:0 unstable:0 [ 902.772098] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 902.772098] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 902.772098] free:13666 free_pcp:452 free_cma:0 [ 902.777440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 902.777451] Call Trace: [ 902.784395] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 902.786808] dump_stack+0x1c4/0x2b4 [ 902.819673] Node 0 [ 902.829053] ? dump_stack_print_info.cold.2+0x52/0x52 [ 902.831643] 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 [ 902.859662] warn_alloc.cold.119+0xb7/0x1bd [ 902.863269] lowmem_reserve[]: [ 902.865513] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 902.870679] 0 [ 902.896212] ? lock_downgrade+0x900/0x900 [ 902.900518] 2817 [ 902.903634] ? trace_hardirqs_off+0xb8/0x310 [ 902.908439] 6321 6321 [ 902.910256] ? trace_hardirqs_off+0xb8/0x310 [ 902.914379] Node 0 [ 902.916453] __alloc_pages_slowpath+0x2667/0x2d80 [ 902.920851] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 902.923342] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 902.927693] lowmem_reserve[]: 0 [ 902.929950] ? warn_alloc+0x120/0x120 [ 902.934760] 0 3503 [ 902.961694] ? warn_alloc+0x120/0x120 [ 902.966777] 3503 [ 902.970074] ? print_usage_bug+0xc0/0xc0 [ 902.973857] Node 0 [ 902.976102] ? warn_alloc+0x120/0x120 [ 902.979902] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 902.982636] ? print_usage_bug+0xc0/0xc0 [ 902.986663] lowmem_reserve[]: 0 [ 902.988906] ? __lock_acquire+0x7ec/0x4ec0 [ 902.992677] 0 0 [ 903.021155] ? __lock_acquire+0x7ec/0x4ec0 [ 903.025189] 0 [ 903.028476] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 903.032710] Node 0 [ 903.034700] ? should_fail+0x22d/0xd01 [ 903.038901] DMA: 1*4kB [ 903.040714] ? print_usage_bug+0xc0/0xc0 [ 903.046230] (U) [ 903.048470] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 903.052328] 0*8kB 0*16kB [ 903.054932] ? __lock_acquire+0x7ec/0x4ec0 [ 903.058960] 1*32kB (U) [ 903.060948] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 903.066021] 2*64kB (U) [ 903.068796] ? __lock_acquire+0x7ec/0x4ec0 [ 903.073001] 1*128kB (U) [ 903.075605] ? should_fail+0x22d/0xd01 [ 903.080683] 1*256kB [ 903.083275] ? mark_held_locks+0x130/0x130 [ 903.087464] (U) 0*512kB [ 903.090149] ? mark_held_locks+0x130/0x130 [ 903.094180] 1*1024kB (U) [ 903.096523] ? graph_lock+0x170/0x170 [ 903.100719] 1*2048kB (M) [ 903.103404] ? mark_held_locks+0x130/0x130 [ 903.107608] 3*4096kB [ 903.110371] ? mark_held_locks+0x130/0x130 [ 903.114147] (M) [ 903.116914] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 903.121116] = 15908kB [ 903.121125] Node 0 [ 903.123571] ? check_preemption_disabled+0x48/0x200 [ 903.127774] DMA32: 1*4kB [ 903.129768] ? check_preemption_disabled+0x48/0x200 [ 903.135286] (U) [ 903.137712] ? __lock_is_held+0xb5/0x140 [ 903.139918] 0*8kB [ 903.144955] __alloc_pages_nodemask+0xa80/0xde0 [ 903.147685] 2*16kB [ 903.152710] ? graph_lock+0x170/0x170 [ 903.154670] (UM) [ 903.158737] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 903.160858] 2*32kB (M) [ 903.165538] ? graph_lock+0x170/0x170 [ 903.167742] 2*64kB (M) [ 903.171559] ? find_held_lock+0x36/0x1c0 [ 903.173585] 4*128kB (M) [ 903.178710] ? ____cache_alloc_node+0x1c7/0x1e0 [ 903.181263] 4*256kB [ 903.185068] ? lock_downgrade+0x900/0x900 [ 903.187622] (UM) [ 903.191688] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 903.194327] 5*512kB (UM) [ 903.199009] cache_grow_begin+0x91/0x8c0 [ 903.201296] 2*1024kB (M) [ 903.205451] ? do_raw_spin_unlock+0xa7/0x2f0 [ 903.207481] 3*2048kB (UM) [ 903.213038] fallback_alloc+0x203/0x2e0 [ 903.215776] 3*4096kB (M) [ 903.219871] ____cache_alloc_node+0x1c7/0x1e0 [ 903.222593] = 24804kB [ 903.227018] kmem_cache_alloc_node+0xe3/0x730 [ 903.229849] Node 0 [ 903.233851] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 903.236573] Normal: 172*4kB [ 903.241086] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 903.243463] (UMEH) 656*8kB [ 903.247975] __alloc_skb+0x119/0x770 [ 903.250187] (UMEH) [ 903.255300] ? calc_wheel_index+0x220/0x220 [ 903.258317] 279*16kB [ 903.262901] ? skb_scrub_packet+0x490/0x490 [ 903.265795] (UMEH) 75*32kB [ 903.269520] ? lock_acquire+0x1ed/0x520 [ 903.271730] (UMH) [ 903.276065] ? aoecmd_cfg+0x108/0x7f0 [ 903.278449] 2*64kB (UH) [ 903.282785] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 903.285686] 0*128kB 0*256kB [ 903.289683] ? check_preemption_disabled+0x48/0x200 [ 903.291812] 2*512kB [ 903.295619] ? kasan_check_read+0x11/0x20 [ 903.298259] (U) [ 903.303819] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 903.306801] 0*1024kB 0*2048kB [ 903.311860] ? rcu_bh_qs+0xc0/0xc0 [ 903.314155] 0*4096kB [ 903.318306] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 903.320247] = 13952kB [ 903.320262] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 903.325546] new_skb+0x26/0x1c0 [ 903.328718] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 903.328727] 406 total pagecache pages [ 903.332268] aoecmd_cfg+0x279/0x7f0 [ 903.334659] 0 pages in swap cache [ 903.339234] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 903.341617] Swap cache stats: add 0, delete 0, find 0/0 [ 903.350459] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 903.353738] Free swap = 0kB [ 903.362312] ? check_preemption_disabled+0x48/0x200 [ 903.366080] Total swap = 0kB [ 903.366088] 1965979 pages RAM [ 903.369723] ? check_preemption_disabled+0x48/0x200 [ 903.373155] 0 pages HighMem/MovableOnly [ 903.377480] ? __lock_is_held+0xb5/0x140 [ 903.382803] 342745 pages reserved [ 903.382813] 0 pages cma reserved [ 903.388364] discover_timer+0x50/0x60 [ 903.391524] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 903.396391] call_timer_fn+0x272/0x920 [ 903.399432] ksoftirqd/0 cpuset= [ 903.402534] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 903.407529] / [ 903.411514] ? process_timeout+0x40/0x40 [ 903.415548] mems_allowed=0 [ 903.418995] ? find_held_lock+0x36/0x1c0 [ 903.461165] ? __run_timers+0x7da/0xc70 [ 903.465160] ? _raw_spin_unlock_irq+0x27/0x80 [ 903.469669] ? _raw_spin_unlock_irq+0x27/0x80 [ 903.474172] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 903.479023] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 903.483627] ? trace_hardirqs_on+0xbd/0x310 [ 903.487961] ? kasan_check_read+0x11/0x20 [ 903.492119] ? __run_timers+0x7da/0xc70 [ 903.496103] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 903.501582] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 903.506442] __run_timers+0x7e5/0xc70 [ 903.510286] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 903.515657] ? compat_start_thread+0x80/0x80 [ 903.520091] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 903.525657] ? kasan_check_write+0x14/0x20 [ 903.529902] ? finish_task_switch+0x2f5/0x900 [ 903.534404] ? __switch_to_asm+0x40/0x70 [ 903.538480] ? preempt_notifier_register+0x200/0x200 [ 903.543685] ? __switch_to_asm+0x34/0x70 [ 903.547750] ? __switch_to_asm+0x40/0x70 [ 903.551814] ? __switch_to_asm+0x34/0x70 [ 903.555892] ? __switch_to_asm+0x40/0x70 [ 903.559960] ? __switch_to_asm+0x34/0x70 [ 903.564035] ? __switch_to_asm+0x40/0x70 [ 903.568134] ? pvclock_read_flags+0x160/0x160 [ 903.572639] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 903.578191] ? check_preemption_disabled+0x48/0x200 [ 903.583233] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 903.588777] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 903.594072] ? rcu_pm_notify+0xc0/0xc0 [ 903.597981] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 903.603533] ? check_preemption_disabled+0x48/0x200 [ 903.608569] run_timer_softirq+0x52/0xb0 [ 903.612637] ? rcu_read_lock_sched_held+0x108/0x120 [ 903.617675] __do_softirq+0x30b/0xad8 [ 903.621533] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 903.626649] ? smpboot_thread_fn+0x334/0xa00 [ 903.631078] ? schedule+0x108/0x460 [ 903.634719] ? __schedule+0x1ed0/0x1ed0 [ 903.638717] ? trace_hardirqs_off+0xb8/0x310 [ 903.643135] ? ___might_sleep+0x1ed/0x300 [ 903.647292] ? smpboot_thread_fn+0x68b/0xa00 [ 903.651712] ? trace_hardirqs_on+0x310/0x310 [ 903.656142] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 903.661695] ? check_preemption_disabled+0x48/0x200 [ 903.666725] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 903.672278] ? takeover_tasklets+0xa90/0xa90 [ 903.676716] run_ksoftirqd+0x94/0x100 [ 903.680536] smpboot_thread_fn+0x68b/0xa00 [ 903.684781] ? sort_range+0x30/0x30 [ 903.688419] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 903.693541] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 903.699105] ? __kthread_parkme+0xfb/0x1a0 [ 903.703367] kthread+0x35a/0x420 [ 903.706748] ? sort_range+0x30/0x30 [ 903.710383] ? kthread_bind+0x40/0x40 [ 903.714201] ret_from_fork+0x3a/0x50 [ 903.717947] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 903.718016] aoe: skb alloc failure [ 903.724787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 903.724792] Call Trace: [ 903.724814] dump_stack+0x1c4/0x2b4 [ 903.724829] ? dump_stack_print_info.cold.2+0x52/0x52 [ 903.724860] warn_alloc.cold.119+0xb7/0x1bd [ 903.728419] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 903.737754] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 903.740316] ksoftirqd/1 cpuset= [ 903.743941] ? lock_downgrade+0x900/0x900 [ 903.749103] / [ 903.753443] ? trace_hardirqs_off+0xb8/0x310 [ 903.763743] mems_allowed=0 [ 903.768607] ? trace_hardirqs_off+0xb8/0x310 [ 903.789531] __alloc_pages_slowpath+0x2667/0x2d80 [ 903.794429] ? warn_alloc+0x120/0x120 [ 903.798261] ? warn_alloc+0x120/0x120 [ 903.802089] ? print_usage_bug+0xc0/0xc0 [ 903.806171] ? warn_alloc+0x120/0x120 [ 903.810017] ? print_usage_bug+0xc0/0xc0 [ 903.814112] ? __lock_acquire+0x7ec/0x4ec0 [ 903.818375] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 903.823941] ? should_fail+0x22d/0xd01 [ 903.827848] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 903.833749] ? __lock_acquire+0x7ec/0x4ec0 [ 903.838012] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 903.843139] ? __lock_acquire+0x7ec/0x4ec0 [ 903.847392] ? should_fail+0x22d/0xd01 [ 903.851516] ? mark_held_locks+0x130/0x130 [ 903.855796] ? mark_held_locks+0x130/0x130 [ 903.860157] ? graph_lock+0x170/0x170 [ 903.863972] ? ret_from_fork+0x3a/0x50 [ 903.867899] ? __lock_acquire+0x7ec/0x4ec0 [ 903.872321] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 903.877883] ? check_preemption_disabled+0x48/0x200 [ 903.882916] ? check_preemption_disabled+0x48/0x200 [ 903.887963] ? __lock_is_held+0xb5/0x140 [ 903.892075] __alloc_pages_nodemask+0xa80/0xde0 [ 903.896761] ? graph_lock+0x170/0x170 [ 903.900597] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 903.905623] ? graph_lock+0x170/0x170 [ 903.909439] ? find_held_lock+0x36/0x1c0 [ 903.913513] ? ____cache_alloc_node+0x1c7/0x1e0 [ 903.918199] ? lock_downgrade+0x900/0x900 [ 903.922373] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 903.927928] cache_grow_begin+0x91/0x8c0 [ 903.931999] ? do_raw_spin_unlock+0xa7/0x2f0 [ 903.936430] fallback_alloc+0x203/0x2e0 [ 903.940425] ____cache_alloc_node+0x1c7/0x1e0 [ 903.944938] kmem_cache_alloc_node+0xe3/0x730 [ 903.949448] ? mark_held_locks+0xc7/0x130 [ 903.953614] __alloc_skb+0x119/0x770 [ 903.957361] ? skb_scrub_packet+0x490/0x490 [ 903.961706] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 903.966307] ? queue_work_on+0x12c/0x1e0 [ 903.970390] ? switchdev_port_obj_del+0xdc/0x450 [ 903.975161] ? switchdev_trans_item_enqueue+0x260/0x260 [ 903.980550] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 903.985591] __br_mdb_notify+0x4ff/0x15d0 [ 903.989759] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 903.994888] ? __br_mdb_add+0x800/0x800 [ 903.998908] ? kasan_check_write+0x14/0x20 [ 904.003167] ? do_raw_spin_lock+0xc1/0x200 [ 904.007423] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 904.012546] ? debug_object_assert_init+0x368/0x4b0 [ 904.017607] ? debug_object_init_on_stack+0x20/0x20 [ 904.022653] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 904.028213] br_mdb_notify+0x310/0x410 [ 904.032114] ? br_mdb_dump+0x2530/0x2530 [ 904.036198] br_multicast_del_pg+0x3df/0x790 [ 904.040633] ? br_mdb_ip_get+0x940/0x940 [ 904.044723] ? kasan_check_write+0x14/0x20 [ 904.048978] ? do_raw_spin_lock+0xc1/0x200 [ 904.053229] br_multicast_port_group_expired+0x189/0x1e0 [ 904.058704] call_timer_fn+0x272/0x920 [ 904.062617] ? br_multicast_del_pg+0x790/0x790 [ 904.067222] ? process_timeout+0x40/0x40 [ 904.071296] ? find_held_lock+0x36/0x1c0 [ 904.075393] ? __run_timers+0x7da/0xc70 [ 904.079397] ? _raw_spin_unlock_irq+0x27/0x80 [ 904.083912] ? _raw_spin_unlock_irq+0x27/0x80 [ 904.088426] ? br_multicast_del_pg+0x790/0x790 [ 904.093026] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 904.097632] ? trace_hardirqs_on+0xbd/0x310 [ 904.101978] ? kasan_check_read+0x11/0x20 [ 904.106146] ? __run_timers+0x7da/0xc70 [ 904.110138] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 904.115601] ? br_multicast_del_pg+0x790/0x790 [ 904.120206] ? br_multicast_del_pg+0x790/0x790 [ 904.124822] __run_timers+0x7e5/0xc70 [ 904.128642] ? find_held_lock+0x36/0x1c0 [ 904.132732] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 904.138111] ? _raw_spin_unlock_irq+0x27/0x80 [ 904.142626] ? _raw_spin_unlock_irq+0x27/0x80 [ 904.147140] ? lockdep_hardirqs_on+0x421/0x5c0 [ 904.151738] ? trace_hardirqs_on+0xbd/0x310 [ 904.156077] ? kasan_check_read+0x11/0x20 [ 904.160237] ? finish_task_switch+0x1f5/0x900 [ 904.164756] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 904.170242] ? compat_start_thread+0x80/0x80 [ 904.174682] ? pvclock_read_flags+0x160/0x160 [ 904.179188] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 904.184750] ? check_preemption_disabled+0x48/0x200 [ 904.189795] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 904.195354] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 904.200652] ? rcu_pm_notify+0xc0/0xc0 [ 904.204577] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 904.210127] ? check_preemption_disabled+0x48/0x200 [ 904.215161] run_timer_softirq+0x52/0xb0 [ 904.219233] ? rcu_read_lock_sched_held+0x108/0x120 [ 904.224272] __do_softirq+0x30b/0xad8 [ 904.228102] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 904.233218] ? trace_hardirqs_off+0x310/0x310 [ 904.237739] ? schedule+0x108/0x460 [ 904.241397] ? trace_hardirqs_off+0xb8/0x310 [ 904.245823] ? smpboot_thread_fn+0x68b/0xa00 [ 904.250274] ? trace_hardirqs_on+0x310/0x310 [ 904.254697] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 904.260248] ? check_preemption_disabled+0x48/0x200 [ 904.265288] ? takeover_tasklets+0xa90/0xa90 [ 904.269735] run_ksoftirqd+0x94/0x100 [ 904.273556] smpboot_thread_fn+0x68b/0xa00 [ 904.277802] ? sort_range+0x30/0x30 [ 904.281444] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 904.286566] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 904.292119] ? __kthread_parkme+0xfb/0x1a0 [ 904.296377] kthread+0x35a/0x420 [ 904.299757] ? sort_range+0x30/0x30 [ 904.303402] ? kthread_bind+0x40/0x40 [ 904.307225] ret_from_fork+0x3a/0x50 [ 904.310963] warn_alloc_show_mem: 1 callbacks suppressed [ 904.310976] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 904.310978] Mem-Info: [ 904.311010] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 904.311010] active_file:11 inactive_file:16 isolated_file:0 [ 904.311010] unevictable:0 dirty:0 writeback:0 unstable:0 [ 904.311010] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 904.311010] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 904.311010] free:13666 free_pcp:452 free_cma:0 [ 904.316356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 904.323299] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 904.325712] Call Trace: [ 904.358589] Node 0 [ 904.367963] dump_stack+0x1c4/0x2b4 [ 904.395476] 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 [ 904.398062] ? dump_stack_print_info.cold.2+0x52/0x52 [ 904.400263] lowmem_reserve[]: 0 [ 904.403915] warn_alloc.cold.119+0xb7/0x1bd [ 904.429393] 2817 6321 [ 904.434601] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 904.437854] 6321 [ 904.442184] ? lock_downgrade+0x900/0x900 [ 904.444660] Node 0 [ 904.449509] ? trace_hardirqs_off+0xb8/0x310 [ 904.451573] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 904.455690] ? trace_hardirqs_off+0xb8/0x310 [ 904.457893] lowmem_reserve[]: 0 [ 904.462402] __alloc_pages_slowpath+0x2667/0x2d80 [ 904.489264] 0 3503 [ 904.493716] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 904.496954] 3503 [ 904.501801] ? warn_alloc+0x120/0x120 [ 904.509112] ? warn_alloc+0x120/0x120 [ 904.511147] Node 0 [ 904.514958] ? print_usage_bug+0xc0/0xc0 [ 904.518757] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 904.520966] ? warn_alloc+0x120/0x120 [ 904.524998] lowmem_reserve[]: [ 904.553464] ? print_usage_bug+0xc0/0xc0 [ 904.557241] 0 [ 904.560344] ? mark_held_locks+0x130/0x130 [ 904.564372] 0 0 [ 904.566184] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 904.570390] 0 [ 904.572392] ? should_fail+0x22d/0xd01 [ 904.577898] Node 0 [ 904.579700] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 904.583563] DMA: 1*4kB [ 904.585807] ? __lock_acquire+0x7ec/0x4ec0 [ 904.590995] (U) [ 904.593592] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 904.597795] 0*8kB [ 904.599767] ? __lock_acquire+0x7ec/0x4ec0 [ 904.604842] 0*16kB 1*32kB [ 904.607010] ? should_fail+0x22d/0xd01 [ 904.611220] (U) [ 904.614083] ? mark_held_locks+0x130/0x130 [ 904.617929] 2*64kB (U) [ 904.619910] ? mark_held_locks+0x130/0x130 [ 904.624114] 1*128kB (U) [ 904.626714] ? lock_downgrade+0x900/0x900 [ 904.630917] 1*256kB (U) [ 904.633596] ? graph_lock+0x170/0x170 [ 904.637728] 0*512kB 1*1024kB [ 904.640406] ? graph_lock+0x170/0x170 [ 904.644177] (U) 1*2048kB [ 904.647296] ? graph_lock+0x170/0x170 [ 904.651076] (M) [ 904.653837] ? print_usage_bug+0xc0/0xc0 [ 904.657618] 3*4096kB (M) [ 904.659603] ? do_raw_spin_unlock+0xa7/0x2f0 [ 904.663637] = 15908kB [ 904.666400] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 904.670782] Node 0 [ 904.673186] ? check_preemption_disabled+0x48/0x200 [ 904.678777] DMA32: 1*4kB [ 904.681022] ? check_preemption_disabled+0x48/0x200 [ 904.686016] (U) [ 904.688786] ? __lock_is_held+0xb5/0x140 [ 904.693764] 0*8kB [ 904.695740] __alloc_pages_nodemask+0xa80/0xde0 [ 904.699771] 2*16kB [ 904.701923] ? graph_lock+0x170/0x170 [ 904.706569] (UM) [ 904.708810] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 904.712574] 2*32kB (M) [ 904.714645] ? graph_lock+0x170/0x170 [ 904.719636] 2*64kB (M) [ 904.722246] ? find_held_lock+0x36/0x1c0 [ 904.726012] 4*128kB [ 904.728601] ? ____cache_alloc_node+0x1c7/0x1e0 [ 904.732629] (M) [ 904.734952] ? lock_downgrade+0x900/0x900 [ 904.739598] 4*256kB (UM) [ 904.741596] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 904.745707] 5*512kB (UM) [ 904.748479] cache_grow_begin+0x91/0x8c0 [ 904.753978] 2*1024kB (M) [ 904.756750] ? do_raw_spin_unlock+0xa7/0x2f0 [ 904.760957] 3*2048kB (UM) [ 904.763736] fallback_alloc+0x203/0x2e0 [ 904.768106] 3*4096kB (M) [ 904.770969] ____cache_alloc_node+0x1c7/0x1e0 [ 904.774908] = 24804kB [ 904.774917] Node 0 [ 904.777683] kmem_cache_alloc_node+0xe3/0x730 [ 904.782146] Normal: 172*4kB [ 904.784578] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 904.786784] (UMEH) [ 904.791280] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 904.794282] 656*8kB (UMEH) [ 904.799399] __alloc_skb+0x119/0x770 [ 904.801613] 279*16kB [ 904.806191] ? calc_wheel_index+0x220/0x220 [ 904.809091] (UMEH) [ 904.812802] ? skb_scrub_packet+0x490/0x490 [ 904.815207] 75*32kB (UMH) [ 904.819547] ? vprintk_default+0x28/0x30 [ 904.821757] 2*64kB [ 904.826079] ? vprintk_func+0x85/0x181 [ 904.828898] (UH) [ 904.832964] ? printk+0xa7/0xcf [ 904.835177] 0*128kB 0*256kB [ 904.839085] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 904.841120] 2*512kB [ 904.844397] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 904.847387] (U) [ 904.852677] new_skb+0x26/0x1c0 [ 904.854991] 0*1024kB [ 904.859576] aoecmd_cfg+0x279/0x7f0 [ 904.861531] 0*2048kB [ 904.864814] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 904.867190] 0*4096kB = 13952kB [ 904.870827] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 904.873222] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 904.877559] ? check_preemption_disabled+0x48/0x200 [ 904.880732] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 904.880742] 406 total pagecache pages [ 904.886287] ? check_preemption_disabled+0x48/0x200 [ 904.895106] 0 pages in swap cache [ 904.900168] ? __lock_is_held+0xb5/0x140 [ 904.908725] Swap cache stats: add 0, delete 0, find 0/0 [ 904.912533] discover_timer+0x50/0x60 [ 904.917532] Free swap = 0kB [ 904.920998] call_timer_fn+0x272/0x920 [ 904.925021] Total swap = 0kB [ 904.925029] 1965979 pages RAM [ 904.930415] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 904.934193] 0 pages HighMem/MovableOnly [ 904.934204] 342745 pages reserved [ 904.937237] ? process_timeout+0x40/0x40 [ 904.941100] 0 pages cma reserved [ 904.944122] ? find_held_lock+0x36/0x1c0 [ 904.947366] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 904.952039] ? __run_timers+0x7da/0xc70 [ 904.956001] ksoftirqd/0 cpuset= [ 904.959465] ? _raw_spin_unlock_irq+0x27/0x80 [ 904.963498] / [ 904.966871] ? _raw_spin_unlock_irq+0x27/0x80 [ 904.970907] mems_allowed=0 [ 904.981243] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 905.007208] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 905.011807] ? trace_hardirqs_on+0xbd/0x310 [ 905.016165] ? kasan_check_read+0x11/0x20 [ 905.020325] ? __run_timers+0x7da/0xc70 [ 905.024312] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 905.029785] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 905.034648] __run_timers+0x7e5/0xc70 [ 905.038476] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 905.043847] ? compat_start_thread+0x80/0x80 [ 905.048267] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 905.053838] ? kasan_check_write+0x14/0x20 [ 905.058095] ? finish_task_switch+0x2f5/0x900 [ 905.062600] ? __switch_to_asm+0x40/0x70 [ 905.066677] ? preempt_notifier_register+0x200/0x200 [ 905.071808] ? __switch_to_asm+0x34/0x70 [ 905.075891] ? __switch_to_asm+0x40/0x70 [ 905.079958] ? __switch_to_asm+0x34/0x70 [ 905.084035] ? __switch_to_asm+0x40/0x70 [ 905.088114] ? __switch_to_asm+0x34/0x70 [ 905.092196] ? __switch_to_asm+0x40/0x70 [ 905.096282] ? pvclock_read_flags+0x160/0x160 [ 905.100796] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 905.106343] ? check_preemption_disabled+0x48/0x200 [ 905.111381] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 905.116931] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 905.122311] ? rcu_pm_notify+0xc0/0xc0 [ 905.126210] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 905.132464] ? check_preemption_disabled+0x48/0x200 [ 905.137512] run_timer_softirq+0x52/0xb0 [ 905.141588] ? rcu_read_lock_sched_held+0x108/0x120 [ 905.146617] __do_softirq+0x30b/0xad8 [ 905.150463] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 905.155586] ? smpboot_thread_fn+0x334/0xa00 [ 905.160016] ? schedule+0x108/0x460 [ 905.163665] ? __schedule+0x1ed0/0x1ed0 [ 905.167653] ? trace_hardirqs_off+0xb8/0x310 [ 905.172092] ? ___might_sleep+0x1ed/0x300 [ 905.176258] ? smpboot_thread_fn+0x68b/0xa00 [ 905.180688] ? trace_hardirqs_on+0x310/0x310 [ 905.185112] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 905.190664] ? check_preemption_disabled+0x48/0x200 [ 905.195694] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 905.201249] ? takeover_tasklets+0xa90/0xa90 [ 905.205672] run_ksoftirqd+0x94/0x100 [ 905.209480] smpboot_thread_fn+0x68b/0xa00 [ 905.213733] ? sort_range+0x30/0x30 [ 905.217372] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 905.222487] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 905.228033] ? __kthread_parkme+0xfb/0x1a0 [ 905.232308] kthread+0x35a/0x420 [ 905.235695] ? sort_range+0x30/0x30 [ 905.239333] ? kthread_bind+0x40/0x40 [ 905.243149] ret_from_fork+0x3a/0x50 [ 905.246895] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 905.246972] aoe: skb alloc failure [ 905.253747] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 905.253760] Call Trace: [ 905.257403] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 905.266682] dump_stack+0x1c4/0x2b4 [ 905.269251] ksoftirqd/1 cpuset= [ 905.279762] ? dump_stack_print_info.cold.2+0x52/0x52 [ 905.283367] / [ 905.286657] warn_alloc.cold.119+0xb7/0x1bd [ 905.291826] mems_allowed=0 [ 905.293551] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 905.305617] ? lock_downgrade+0x900/0x900 [ 905.309780] ? trace_hardirqs_off+0xb8/0x310 [ 905.314214] ? trace_hardirqs_off+0xb8/0x310 [ 905.318639] __alloc_pages_slowpath+0x2667/0x2d80 [ 905.323515] ? warn_alloc+0x120/0x120 [ 905.327332] ? warn_alloc+0x120/0x120 [ 905.331154] ? print_usage_bug+0xc0/0xc0 [ 905.335226] ? warn_alloc+0x120/0x120 [ 905.339041] ? print_usage_bug+0xc0/0xc0 [ 905.343131] ? __lock_acquire+0x7ec/0x4ec0 [ 905.347376] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 905.352935] ? should_fail+0x22d/0xd01 [ 905.356837] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 905.361951] ? __lock_acquire+0x7ec/0x4ec0 [ 905.366200] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 905.371310] ? __lock_acquire+0x7ec/0x4ec0 [ 905.375566] ? should_fail+0x22d/0xd01 [ 905.379478] ? mark_held_locks+0x130/0x130 [ 905.383726] ? mark_held_locks+0x130/0x130 [ 905.387973] ? graph_lock+0x170/0x170 [ 905.391776] ? ret_from_fork+0x3a/0x50 [ 905.395673] ? __lock_acquire+0x7ec/0x4ec0 [ 905.399914] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 905.405454] ? check_preemption_disabled+0x48/0x200 [ 905.410476] ? check_preemption_disabled+0x48/0x200 [ 905.415526] ? __lock_is_held+0xb5/0x140 [ 905.419607] __alloc_pages_nodemask+0xa80/0xde0 [ 905.424281] ? graph_lock+0x170/0x170 [ 905.428102] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 905.433134] ? graph_lock+0x170/0x170 [ 905.436956] ? find_held_lock+0x36/0x1c0 [ 905.441119] ? ____cache_alloc_node+0x1c7/0x1e0 [ 905.445793] ? lock_downgrade+0x900/0x900 [ 905.449968] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 905.455532] cache_grow_begin+0x91/0x8c0 [ 905.459609] ? do_raw_spin_unlock+0xa7/0x2f0 [ 905.464034] fallback_alloc+0x203/0x2e0 [ 905.468028] ____cache_alloc_node+0x1c7/0x1e0 [ 905.472553] kmem_cache_alloc_node+0xe3/0x730 [ 905.477072] ? mark_held_locks+0xc7/0x130 [ 905.481241] __alloc_skb+0x119/0x770 [ 905.484977] ? skb_scrub_packet+0x490/0x490 [ 905.489306] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 905.493912] ? queue_work_on+0x12c/0x1e0 [ 905.497999] ? switchdev_port_obj_del+0xdc/0x450 [ 905.502760] ? switchdev_trans_item_enqueue+0x260/0x260 [ 905.508140] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 905.513177] __br_mdb_notify+0x4ff/0x15d0 [ 905.517347] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 905.522471] ? __br_mdb_add+0x800/0x800 [ 905.526458] ? kasan_check_write+0x14/0x20 [ 905.530702] ? do_raw_spin_lock+0xc1/0x200 [ 905.534961] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 905.540085] ? debug_object_assert_init+0x368/0x4b0 [ 905.545112] ? debug_object_init_on_stack+0x20/0x20 [ 905.550142] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 905.555705] br_mdb_notify+0x310/0x410 [ 905.559605] ? br_mdb_dump+0x2530/0x2530 [ 905.563686] br_multicast_del_pg+0x3df/0x790 [ 905.568107] ? br_mdb_ip_get+0x940/0x940 [ 905.572182] ? kasan_check_write+0x14/0x20 [ 905.576439] ? do_raw_spin_lock+0xc1/0x200 [ 905.580688] br_multicast_port_group_expired+0x189/0x1e0 [ 905.586150] call_timer_fn+0x272/0x920 [ 905.590044] ? br_multicast_del_pg+0x790/0x790 [ 905.594643] ? process_timeout+0x40/0x40 [ 905.598721] ? find_held_lock+0x36/0x1c0 [ 905.602799] ? __run_timers+0x7da/0xc70 [ 905.606778] ? _raw_spin_unlock_irq+0x27/0x80 [ 905.611279] ? _raw_spin_unlock_irq+0x27/0x80 [ 905.615785] ? br_multicast_del_pg+0x790/0x790 [ 905.620392] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 905.624984] ? trace_hardirqs_on+0xbd/0x310 [ 905.629313] ? kasan_check_read+0x11/0x20 [ 905.633495] ? __run_timers+0x7da/0xc70 [ 905.637495] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 905.642967] ? br_multicast_del_pg+0x790/0x790 [ 905.647563] ? br_multicast_del_pg+0x790/0x790 [ 905.652158] __run_timers+0x7e5/0xc70 [ 905.655972] ? find_held_lock+0x36/0x1c0 [ 905.660068] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 905.665441] ? _raw_spin_unlock_irq+0x27/0x80 [ 905.669951] ? _raw_spin_unlock_irq+0x27/0x80 [ 905.674456] ? lockdep_hardirqs_on+0x421/0x5c0 [ 905.679072] ? trace_hardirqs_on+0xbd/0x310 [ 905.683429] ? kasan_check_read+0x11/0x20 [ 905.687584] ? finish_task_switch+0x1f5/0x900 [ 905.692085] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 905.697567] ? compat_start_thread+0x80/0x80 [ 905.702022] ? pvclock_read_flags+0x160/0x160 [ 905.706542] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 905.712084] ? check_preemption_disabled+0x48/0x200 [ 905.717120] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 905.722674] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 905.727968] ? rcu_pm_notify+0xc0/0xc0 [ 905.731866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 905.737417] ? check_preemption_disabled+0x48/0x200 [ 905.742459] run_timer_softirq+0x52/0xb0 [ 905.746528] ? rcu_read_lock_sched_held+0x108/0x120 [ 905.751551] __do_softirq+0x30b/0xad8 [ 905.755372] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 905.760493] ? trace_hardirqs_off+0x310/0x310 [ 905.765009] ? schedule+0x108/0x460 [ 905.768654] ? trace_hardirqs_off+0xb8/0x310 [ 905.773074] ? smpboot_thread_fn+0x68b/0xa00 [ 905.777493] ? trace_hardirqs_on+0x310/0x310 [ 905.781933] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 905.787490] ? check_preemption_disabled+0x48/0x200 [ 905.792519] ? takeover_tasklets+0xa90/0xa90 [ 905.796950] run_ksoftirqd+0x94/0x100 [ 905.800794] smpboot_thread_fn+0x68b/0xa00 [ 905.805042] ? sort_range+0x30/0x30 [ 905.808684] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 905.813803] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 905.819363] ? __kthread_parkme+0xfb/0x1a0 [ 905.823616] kthread+0x35a/0x420 [ 905.826989] ? sort_range+0x30/0x30 [ 905.830617] ? kthread_bind+0x40/0x40 [ 905.834437] ret_from_fork+0x3a/0x50 [ 905.838172] warn_alloc_show_mem: 1 callbacks suppressed [ 905.838185] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 905.838186] Mem-Info: [ 905.838219] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 905.838219] active_file:11 inactive_file:16 isolated_file:0 [ 905.838219] unevictable:0 dirty:0 writeback:0 unstable:0 [ 905.838219] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 905.838219] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 905.838219] free:13666 free_pcp:452 free_cma:0 [ 905.843555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 905.843566] Call Trace: [ 905.850731] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 905.853144] dump_stack+0x1c4/0x2b4 [ 905.886024] Node 0 [ 905.895403] ? dump_stack_print_info.cold.2+0x52/0x52 [ 905.897986] 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 [ 905.925476] warn_alloc.cold.119+0xb7/0x1bd [ 905.929076] lowmem_reserve[]: [ 905.931313] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 905.936480] 0 2817 [ 905.962014] ? lock_downgrade+0x900/0x900 [ 905.966316] 6321 [ 905.969424] ? trace_hardirqs_off+0xb8/0x310 [ 905.974236] 6321 [ 905.976473] ? trace_hardirqs_off+0xb8/0x310 [ 905.982674] __alloc_pages_slowpath+0x2667/0x2d80 [ 905.987057] Node 0 [ 905.989135] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 905.993697] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 905.998523] ? warn_alloc+0x120/0x120 [ 906.000731] lowmem_reserve[]: 0 [ 906.005864] ? warn_alloc+0x120/0x120 [ 906.032728] 0 3503 [ 906.036553] ? print_usage_bug+0xc0/0xc0 [ 906.039804] 3503 [ 906.043627] ? warn_alloc+0x120/0x120 [ 906.045842] Node 0 [ 906.049930] ? print_usage_bug+0xc0/0xc0 [ 906.051994] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 906.055763] ? mark_held_locks+0x130/0x130 [ 906.057972] lowmem_reserve[]: 0 [ 906.062071] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 906.090585] 0 0 [ 906.094837] ? should_fail+0x22d/0xd01 [ 906.098092] 0 [ 906.103651] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 906.105603] Node 0 [ 906.109484] ? __lock_acquire+0x7ec/0x4ec0 [ 906.111253] DMA: 1*4kB [ 906.116369] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 906.118584] (U) [ 906.122852] ? __lock_acquire+0x7ec/0x4ec0 [ 906.125510] 0*8kB [ 906.130619] ? should_fail+0x22d/0xd01 [ 906.132569] 0*16kB [ 906.136802] ? print_usage_bug+0xc0/0xc0 [ 906.138931] 1*32kB [ 906.142834] ? mark_held_locks+0x130/0x130 [ 906.145039] (U) [ 906.149103] ? mark_held_locks+0x130/0x130 [ 906.151316] 2*64kB (U) [ 906.155564] ? lock_downgrade+0x900/0x900 [ 906.157513] 1*128kB (U) [ 906.161771] ? graph_lock+0x170/0x170 [ 906.164333] 1*256kB [ 906.168507] ? print_usage_bug+0xc0/0xc0 [ 906.171154] (U) [ 906.174960] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 906.177265] 0*512kB 1*1024kB [ 906.181352] ? check_preemption_disabled+0x48/0x200 [ 906.183309] (U) [ 906.188858] ? check_preemption_disabled+0x48/0x200 [ 906.191934] 1*2048kB [ 906.196953] ? __lock_is_held+0xb5/0x140 [ 906.198899] (M) [ 906.203930] __alloc_pages_nodemask+0xa80/0xde0 [ 906.206316] 3*4096kB [ 906.210378] ? graph_lock+0x170/0x170 [ 906.212332] (M) [ 906.217015] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 906.219419] = 15908kB [ 906.223220] ? graph_lock+0x170/0x170 [ 906.225175] Node 0 [ 906.230196] ? find_held_lock+0x36/0x1c0 [ 906.232568] DMA32: 1*4kB [ 906.236386] ? ____cache_alloc_node+0x1c7/0x1e0 [ 906.238590] (U) [ 906.242668] ? lock_downgrade+0x900/0x900 [ 906.245399] 0*8kB 2*16kB [ 906.250099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 906.252037] (UM) 2*32kB [ 906.256203] cache_grow_begin+0x91/0x8c0 [ 906.258932] (M) 2*64kB [ 906.264494] ? do_raw_spin_unlock+0xa7/0x2f0 [ 906.267144] (M) [ 906.271227] fallback_alloc+0x203/0x2e0 [ 906.273788] 4*128kB [ 906.278217] ____cache_alloc_node+0x1c7/0x1e0 [ 906.280168] (M) [ 906.284160] kmem_cache_alloc_node+0xe3/0x730 [ 906.286462] 4*256kB [ 906.290964] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 906.292914] (UM) [ 906.297497] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 906.299813] 5*512kB [ 906.304926] __alloc_skb+0x119/0x770 [ 906.306975] (UM) [ 906.311560] ? calc_wheel_index+0x220/0x220 [ 906.313858] 2*1024kB [ 906.317745] ? skb_scrub_packet+0x490/0x490 [ 906.319784] (M) [ 906.324108] ? vprintk_default+0x28/0x30 [ 906.326503] 3*2048kB (UM) [ 906.331013] ? vprintk_func+0x85/0x181 [ 906.332962] 3*4096kB (M) [ 906.337078] ? printk+0xa7/0xcf [ 906.339898] = 24804kB [ 906.343784] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 906.346518] Node 0 [ 906.349806] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 906.352188] Normal: [ 906.356954] new_skb+0x26/0x1c0 [ 906.359172] 172*4kB [ 906.363753] aoecmd_cfg+0x279/0x7f0 [ 906.366055] (UMEH) 656*8kB [ 906.369379] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 906.371677] (UMEH) [ 906.375305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 906.378219] 279*16kB (UMEH) [ 906.382548] ? check_preemption_disabled+0x48/0x200 [ 906.384758] 75*32kB (UMH) [ 906.390317] ? check_preemption_disabled+0x48/0x200 [ 906.393308] 2*64kB (UH) [ 906.398344] ? __lock_is_held+0xb5/0x140 [ 906.401163] 0*128kB [ 906.406190] discover_timer+0x50/0x60 [ 906.408831] 0*256kB 2*512kB [ 906.412915] call_timer_fn+0x272/0x920 [ 906.415221] (U) [ 906.419029] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 906.422112] 0*1024kB [ 906.426000] ? process_timeout+0x40/0x40 [ 906.427945] 0*2048kB 0*4096kB [ 906.432978] ? find_held_lock+0x36/0x1c0 [ 906.433005] ? __run_timers+0x7da/0xc70 [ 906.435390] = 13952kB [ 906.435404] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 906.439475] ? _raw_spin_unlock_irq+0x27/0x80 [ 906.442642] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 906.442651] 406 total pagecache pages [ 906.446712] ? _raw_spin_unlock_irq+0x27/0x80 [ 906.450673] 0 pages in swap cache [ 906.453100] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 906.461924] Swap cache stats: add 0, delete 0, find 0/0 [ 906.466443] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 906.475005] Free swap = 0kB [ 906.478813] ? trace_hardirqs_on+0xbd/0x310 [ 906.483272] Total swap = 0kB [ 906.483280] 1965979 pages RAM [ 906.486734] ? kasan_check_read+0x11/0x20 [ 906.491577] 0 pages HighMem/MovableOnly [ 906.496976] ? __run_timers+0x7da/0xc70 [ 906.501544] 342745 pages reserved [ 906.501553] 0 pages cma reserved [ 906.504582] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 906.509038] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 906.511905] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 906.514988] ksoftirqd/0 cpuset= [ 906.519142] __run_timers+0x7e5/0xc70 [ 906.523105] / [ 906.527099] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 906.530519] mems_allowed=0 [ 906.533887] ? compat_start_thread+0x80/0x80 [ 906.575952] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 906.581514] ? kasan_check_write+0x14/0x20 [ 906.585756] ? finish_task_switch+0x2f5/0x900 [ 906.590259] ? __switch_to_asm+0x40/0x70 [ 906.594337] ? preempt_notifier_register+0x200/0x200 [ 906.599464] ? __switch_to_asm+0x34/0x70 [ 906.603530] ? __switch_to_asm+0x40/0x70 [ 906.607607] ? __switch_to_asm+0x34/0x70 [ 906.611669] ? __switch_to_asm+0x40/0x70 [ 906.615737] ? __switch_to_asm+0x34/0x70 [ 906.619808] ? __switch_to_asm+0x40/0x70 [ 906.623899] ? pvclock_read_flags+0x160/0x160 [ 906.628398] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 906.633936] ? check_preemption_disabled+0x48/0x200 [ 906.638979] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 906.644523] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 906.649806] ? rcu_pm_notify+0xc0/0xc0 [ 906.653701] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 906.659256] ? check_preemption_disabled+0x48/0x200 [ 906.664285] run_timer_softirq+0x52/0xb0 [ 906.668347] ? rcu_read_lock_sched_held+0x108/0x120 [ 906.673381] __do_softirq+0x30b/0xad8 [ 906.677231] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 906.682347] ? smpboot_thread_fn+0x334/0xa00 [ 906.686765] ? schedule+0x108/0x460 [ 906.690401] ? __schedule+0x1ed0/0x1ed0 [ 906.694390] ? trace_hardirqs_off+0xb8/0x310 [ 906.698816] ? ___might_sleep+0x1ed/0x300 [ 906.702972] ? smpboot_thread_fn+0x68b/0xa00 [ 906.707390] ? trace_hardirqs_on+0x310/0x310 [ 906.711802] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 906.717362] ? check_preemption_disabled+0x48/0x200 [ 906.722387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 906.727929] ? takeover_tasklets+0xa90/0xa90 [ 906.732353] run_ksoftirqd+0x94/0x100 [ 906.736174] smpboot_thread_fn+0x68b/0xa00 [ 906.740430] ? sort_range+0x30/0x30 [ 906.744069] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 906.749185] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 906.754732] ? __kthread_parkme+0xfb/0x1a0 [ 906.758989] kthread+0x35a/0x420 [ 906.762358] ? sort_range+0x30/0x30 [ 906.765987] ? kthread_bind+0x40/0x40 [ 906.769795] ret_from_fork+0x3a/0x50 [ 906.773528] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 906.773618] aoe: skb alloc failure [ 906.780376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 906.780382] Call Trace: [ 906.780406] dump_stack+0x1c4/0x2b4 [ 906.780421] ? dump_stack_print_info.cold.2+0x52/0x52 [ 906.780447] warn_alloc.cold.119+0xb7/0x1bd [ 906.780465] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 906.784069] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 906.793364] ? lock_downgrade+0x900/0x900 [ 906.795923] ksoftirqd/1 cpuset= [ 906.799563] ? trace_hardirqs_off+0xb8/0x310 [ 906.804727] / [ 906.809068] ? trace_hardirqs_off+0xb8/0x310 [ 906.813886] mems_allowed=0 [ 906.824225] __alloc_pages_slowpath+0x2667/0x2d80 [ 906.851454] ? warn_alloc+0x120/0x120 [ 906.855266] ? warn_alloc+0x120/0x120 [ 906.859089] ? print_usage_bug+0xc0/0xc0 [ 906.863169] ? warn_alloc+0x120/0x120 [ 906.866981] ? print_usage_bug+0xc0/0xc0 [ 906.871062] ? __lock_acquire+0x7ec/0x4ec0 [ 906.875308] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 906.880868] ? should_fail+0x22d/0xd01 [ 906.884775] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 906.889893] ? __lock_acquire+0x7ec/0x4ec0 [ 906.894138] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 906.899252] ? __lock_acquire+0x7ec/0x4ec0 [ 906.903506] ? should_fail+0x22d/0xd01 [ 906.907422] ? mark_held_locks+0x130/0x130 [ 906.911698] ? mark_held_locks+0x130/0x130 [ 906.915961] ? graph_lock+0x170/0x170 [ 906.919780] ? ret_from_fork+0x3a/0x50 [ 906.923696] ? __lock_acquire+0x7ec/0x4ec0 [ 906.927972] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 906.933531] ? check_preemption_disabled+0x48/0x200 [ 906.938559] ? check_preemption_disabled+0x48/0x200 [ 906.943603] ? __lock_is_held+0xb5/0x140 [ 906.947683] __alloc_pages_nodemask+0xa80/0xde0 [ 906.952367] ? graph_lock+0x170/0x170 [ 906.956176] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 906.961199] ? graph_lock+0x170/0x170 [ 906.965025] ? find_held_lock+0x36/0x1c0 [ 906.969112] ? ____cache_alloc_node+0x1c7/0x1e0 [ 906.973789] ? lock_downgrade+0x900/0x900 [ 906.977960] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 906.983900] cache_grow_begin+0x91/0x8c0 [ 906.987973] ? do_raw_spin_unlock+0xa7/0x2f0 [ 906.992399] fallback_alloc+0x203/0x2e0 [ 906.996386] ____cache_alloc_node+0x1c7/0x1e0 [ 907.000890] kmem_cache_alloc_node+0xe3/0x730 [ 907.005402] ? mark_held_locks+0xc7/0x130 [ 907.009567] __alloc_skb+0x119/0x770 [ 907.013289] ? skb_scrub_packet+0x490/0x490 [ 907.017617] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 907.022219] ? queue_work_on+0x12c/0x1e0 [ 907.026296] ? switchdev_port_obj_del+0xdc/0x450 [ 907.031062] ? switchdev_trans_item_enqueue+0x260/0x260 [ 907.036436] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 907.041648] __br_mdb_notify+0x4ff/0x15d0 [ 907.045805] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 907.050918] ? __br_mdb_add+0x800/0x800 [ 907.054900] ? kasan_check_write+0x14/0x20 [ 907.059148] ? do_raw_spin_lock+0xc1/0x200 [ 907.063395] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 907.068598] ? debug_object_assert_init+0x368/0x4b0 [ 907.073623] ? debug_object_init_on_stack+0x20/0x20 [ 907.078657] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 907.084216] br_mdb_notify+0x310/0x410 [ 907.088112] ? br_mdb_dump+0x2530/0x2530 [ 907.092196] br_multicast_del_pg+0x3df/0x790 [ 907.096634] ? br_mdb_ip_get+0x940/0x940 [ 907.100721] ? kasan_check_write+0x14/0x20 [ 907.104960] ? do_raw_spin_lock+0xc1/0x200 [ 907.109207] br_multicast_port_group_expired+0x189/0x1e0 [ 907.114663] call_timer_fn+0x272/0x920 [ 907.118590] ? br_multicast_del_pg+0x790/0x790 [ 907.123185] ? process_timeout+0x40/0x40 [ 907.127249] ? find_held_lock+0x36/0x1c0 [ 907.131325] ? __run_timers+0x7da/0xc70 [ 907.135313] ? _raw_spin_unlock_irq+0x27/0x80 [ 907.139828] ? _raw_spin_unlock_irq+0x27/0x80 [ 907.144328] ? br_multicast_del_pg+0x790/0x790 [ 907.148920] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 907.153521] ? trace_hardirqs_on+0xbd/0x310 [ 907.157876] ? kasan_check_read+0x11/0x20 [ 907.162031] ? __run_timers+0x7da/0xc70 [ 907.166019] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 907.171486] ? br_multicast_del_pg+0x790/0x790 [ 907.176091] ? br_multicast_del_pg+0x790/0x790 [ 907.180685] __run_timers+0x7e5/0xc70 [ 907.184499] ? find_held_lock+0x36/0x1c0 [ 907.188583] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 907.193955] ? _raw_spin_unlock_irq+0x27/0x80 [ 907.198460] ? _raw_spin_unlock_irq+0x27/0x80 [ 907.202962] ? lockdep_hardirqs_on+0x421/0x5c0 [ 907.207577] ? trace_hardirqs_on+0xbd/0x310 [ 907.211901] ? kasan_check_read+0x11/0x20 [ 907.216069] ? finish_task_switch+0x1f5/0x900 [ 907.220577] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 907.226031] ? compat_start_thread+0x80/0x80 [ 907.230467] ? pvclock_read_flags+0x160/0x160 [ 907.234978] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 907.240538] ? check_preemption_disabled+0x48/0x200 [ 907.245564] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 907.251109] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 907.256408] ? rcu_pm_notify+0xc0/0xc0 [ 907.260305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 907.265846] ? check_preemption_disabled+0x48/0x200 [ 907.270878] run_timer_softirq+0x52/0xb0 [ 907.274955] ? rcu_read_lock_sched_held+0x108/0x120 [ 907.279991] __do_softirq+0x30b/0xad8 [ 907.283806] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 907.288909] ? trace_hardirqs_off+0x310/0x310 [ 907.293430] ? schedule+0x108/0x460 [ 907.297161] ? trace_hardirqs_off+0xb8/0x310 [ 907.301571] ? smpboot_thread_fn+0x68b/0xa00 [ 907.305982] ? trace_hardirqs_on+0x310/0x310 [ 907.310401] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 907.315948] ? check_preemption_disabled+0x48/0x200 [ 907.320971] ? takeover_tasklets+0xa90/0xa90 [ 907.325388] run_ksoftirqd+0x94/0x100 [ 907.329204] smpboot_thread_fn+0x68b/0xa00 [ 907.333454] ? sort_range+0x30/0x30 [ 907.337087] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 907.342195] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 907.347747] ? __kthread_parkme+0xfb/0x1a0 [ 907.352000] kthread+0x35a/0x420 [ 907.355376] ? sort_range+0x30/0x30 [ 907.359002] ? kthread_bind+0x40/0x40 [ 907.362810] ret_from_fork+0x3a/0x50 [ 907.366544] warn_alloc_show_mem: 1 callbacks suppressed [ 907.366556] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 907.366558] Mem-Info: [ 907.366589] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 907.366589] active_file:11 inactive_file:16 isolated_file:0 [ 907.366589] unevictable:0 dirty:0 writeback:0 unstable:0 [ 907.366589] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 907.366589] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 907.366589] free:13666 free_pcp:452 free_cma:0 [ 907.371927] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 907.371937] Call Trace: [ 907.378874] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 907.378882] Node 0 [ 907.381315] dump_stack+0x1c4/0x2b4 [ 907.414219] 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 [ 907.423584] ? dump_stack_print_info.cold.2+0x52/0x52 [ 907.426148] lowmem_reserve[]: [ 907.453662] warn_alloc.cold.119+0xb7/0x1bd [ 907.455869] 0 [ 907.459489] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 907.484979] 2817 [ 907.490178] ? lock_downgrade+0x900/0x900 [ 907.493245] 6321 6321 [ 907.497574] ? trace_hardirqs_off+0xb8/0x310 [ 907.504203] ? trace_hardirqs_off+0xb8/0x310 [ 907.506240] Node 0 [ 907.510385] __alloc_pages_slowpath+0x2667/0x2d80 [ 907.512904] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 907.517301] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 907.521662] lowmem_reserve[]: 0 [ 907.523920] ? warn_alloc+0x120/0x120 [ 907.528723] 0 3503 [ 907.555639] ? warn_alloc+0x120/0x120 [ 907.560733] 3503 [ 907.564029] ? print_usage_bug+0xc0/0xc0 [ 907.567799] Node 0 [ 907.570033] ? warn_alloc+0x120/0x120 [ 907.573836] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 907.575870] ? print_usage_bug+0xc0/0xc0 [ 907.579904] lowmem_reserve[]: 0 [ 907.582157] ? mark_held_locks+0x130/0x130 [ 907.585921] 0 0 [ 907.614399] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 907.618426] 0 [ 907.621722] ? should_fail+0x22d/0xd01 [ 907.625930] Node 0 [ 907.627907] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 907.633412] DMA: 1*4kB [ 907.635227] ? __lock_acquire+0x7ec/0x4ec0 [ 907.639083] (U) 0*8kB [ 907.641336] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 907.646411] 0*16kB 1*32kB [ 907.649007] ? __lock_acquire+0x7ec/0x4ec0 [ 907.653209] (U) 2*64kB [ 907.655717] ? should_fail+0x22d/0xd01 [ 907.660806] (U) 1*128kB [ 907.663674] ? print_usage_bug+0xc0/0xc0 [ 907.667877] (U) 1*256kB [ 907.670469] ? mark_held_locks+0x130/0x130 [ 907.674319] (U) 0*512kB [ 907.676994] ? mark_held_locks+0x130/0x130 [ 907.681030] 1*1024kB (U) [ 907.683720] ? lock_downgrade+0x900/0x900 [ 907.687923] 1*2048kB (M) [ 907.690603] ? graph_lock+0x170/0x170 [ 907.694809] 3*4096kB [ 907.697561] ? print_usage_bug+0xc0/0xc0 [ 907.701690] (M) [ 907.704453] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 907.708213] = 15908kB [ 907.708222] Node 0 [ 907.710628] ? check_preemption_disabled+0x48/0x200 [ 907.714663] DMA32: [ 907.716634] ? check_preemption_disabled+0x48/0x200 [ 907.722158] 1*4kB [ 907.724580] ? __lock_is_held+0xb5/0x140 [ 907.726777] (U) [ 907.731807] __alloc_pages_nodemask+0xa80/0xde0 [ 907.734013] 0*8kB 2*16kB [ 907.739066] ? graph_lock+0x170/0x170 [ 907.741192] (UM) [ 907.745270] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 907.747214] 2*32kB (M) [ 907.751886] ? graph_lock+0x170/0x170 [ 907.754617] 2*64kB [ 907.758422] ? find_held_lock+0x36/0x1c0 [ 907.760453] (M) [ 907.765475] ? ____cache_alloc_node+0x1c7/0x1e0 [ 907.768020] 4*128kB (M) [ 907.771840] ? lock_downgrade+0x900/0x900 [ 907.774053] 4*256kB (UM) [ 907.778128] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 907.780077] 5*512kB [ 907.784746] cache_grow_begin+0x91/0x8c0 [ 907.787388] (UM) [ 907.791539] ? do_raw_spin_unlock+0xa7/0x2f0 [ 907.794265] 2*1024kB (M) [ 907.799827] fallback_alloc+0x203/0x2e0 [ 907.802116] 3*2048kB (UM) [ 907.806198] ____cache_alloc_node+0x1c7/0x1e0 [ 907.808229] 3*4096kB [ 907.812647] kmem_cache_alloc_node+0xe3/0x730 [ 907.815379] (M) [ 907.819358] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 907.822180] = 24804kB [ 907.822189] Node 0 [ 907.826682] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 907.829070] Normal: [ 907.833563] __alloc_skb+0x119/0x770 [ 907.835582] 172*4kB [ 907.840696] ? calc_wheel_index+0x220/0x220 [ 907.843082] (UMEH) [ 907.845314] ? skb_scrub_packet+0x490/0x490 [ 907.850076] 656*8kB [ 907.852399] ? vprintk_default+0x28/0x30 [ 907.856086] (UMEH) [ 907.858415] ? vprintk_func+0x85/0x181 [ 907.862710] 279*16kB (UMEH) [ 907.864954] ? printk+0xa7/0xcf [ 907.869255] 75*32kB (UMH) [ 907.871586] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 907.875613] 2*64kB (UH) [ 907.877867] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 907.881713] 0*128kB 0*256kB [ 907.884742] new_skb+0x26/0x1c0 [ 907.887988] 2*512kB (U) [ 907.890836] aoecmd_cfg+0x279/0x7f0 [ 907.895564] 0*1024kB 0*2048kB [ 907.898249] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 907.902795] 0*4096kB = 13952kB [ 907.905818] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 907.909082] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 907.911738] ? check_preemption_disabled+0x48/0x200 [ 907.915361] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 907.915370] 406 total pagecache pages [ 907.918573] ? check_preemption_disabled+0x48/0x200 [ 907.922873] 0 pages in swap cache [ 907.926067] ? __lock_is_held+0xb5/0x140 [ 907.931566] Swap cache stats: add 0, delete 0, find 0/0 [ 907.931576] Free swap = 0kB [ 907.940423] discover_timer+0x50/0x60 [ 907.945413] Total swap = 0kB [ 907.954001] call_timer_fn+0x272/0x920 [ 907.957784] 1965979 pages RAM [ 907.962805] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 907.966228] 0 pages HighMem/MovableOnly [ 907.966237] 342745 pages reserved [ 907.970297] ? process_timeout+0x40/0x40 [ 907.975649] 0 pages cma reserved [ 907.975825] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 907.978681] ? find_held_lock+0x36/0x1c0 [ 907.982458] ksoftirqd/0 cpuset= [ 907.985481] ? __run_timers+0x7da/0xc70 [ 907.989333] / [ 907.992440] ? _raw_spin_unlock_irq+0x27/0x80 [ 907.997283] mems_allowed=0 [ 908.001255] ? _raw_spin_unlock_irq+0x27/0x80 [ 908.047303] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 908.052163] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 908.056787] ? trace_hardirqs_on+0xbd/0x310 [ 908.061124] ? kasan_check_read+0x11/0x20 [ 908.065277] ? __run_timers+0x7da/0xc70 [ 908.069255] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 908.074736] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 908.079594] __run_timers+0x7e5/0xc70 [ 908.083422] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 908.088795] ? compat_start_thread+0x80/0x80 [ 908.093220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 908.098785] ? kasan_check_write+0x14/0x20 [ 908.103025] ? finish_task_switch+0x2f5/0x900 [ 908.107532] ? __switch_to_asm+0x40/0x70 [ 908.111602] ? preempt_notifier_register+0x200/0x200 [ 908.116723] ? __switch_to_asm+0x34/0x70 [ 908.120791] ? __switch_to_asm+0x40/0x70 [ 908.124857] ? __switch_to_asm+0x34/0x70 [ 908.128926] ? __switch_to_asm+0x40/0x70 [ 908.132990] ? __switch_to_asm+0x34/0x70 [ 908.137070] ? __switch_to_asm+0x40/0x70 [ 908.141148] ? pvclock_read_flags+0x160/0x160 [ 908.145646] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 908.151197] ? check_preemption_disabled+0x48/0x200 [ 908.156246] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 908.162076] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 908.167379] ? rcu_pm_notify+0xc0/0xc0 [ 908.171365] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 908.176923] ? check_preemption_disabled+0x48/0x200 [ 908.181952] run_timer_softirq+0x52/0xb0 [ 908.186019] ? rcu_read_lock_sched_held+0x108/0x120 [ 908.191078] __do_softirq+0x30b/0xad8 [ 908.194903] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 908.200021] ? smpboot_thread_fn+0x334/0xa00 [ 908.204447] ? schedule+0x108/0x460 [ 908.208083] ? __schedule+0x1ed0/0x1ed0 [ 908.212070] ? trace_hardirqs_off+0xb8/0x310 [ 908.216512] ? ___might_sleep+0x1ed/0x300 [ 908.220671] ? smpboot_thread_fn+0x68b/0xa00 [ 908.225092] ? trace_hardirqs_on+0x310/0x310 [ 908.229508] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 908.235069] ? check_preemption_disabled+0x48/0x200 [ 908.240097] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 908.245651] ? takeover_tasklets+0xa90/0xa90 [ 908.250080] run_ksoftirqd+0x94/0x100 [ 908.253896] smpboot_thread_fn+0x68b/0xa00 [ 908.258154] ? sort_range+0x30/0x30 [ 908.261789] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 908.266902] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 908.272445] ? __kthread_parkme+0xfb/0x1a0 [ 908.276702] kthread+0x35a/0x420 [ 908.280081] ? sort_range+0x30/0x30 [ 908.283716] ? kthread_bind+0x40/0x40 [ 908.287521] ret_from_fork+0x3a/0x50 [ 908.291257] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 908.291328] aoe: skb alloc failure [ 908.298104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 908.298110] Call Trace: [ 908.298135] dump_stack+0x1c4/0x2b4 [ 908.298150] ? dump_stack_print_info.cold.2+0x52/0x52 [ 908.298177] warn_alloc.cold.119+0xb7/0x1bd [ 908.298195] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 908.301773] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 908.311114] ? lock_downgrade+0x900/0x900 [ 908.313677] ksoftirqd/1 cpuset= [ 908.317308] ? trace_hardirqs_off+0xb8/0x310 [ 908.322471] / [ 908.326792] ? trace_hardirqs_off+0xb8/0x310 [ 908.331626] mems_allowed=0 [ 908.341951] __alloc_pages_slowpath+0x2667/0x2d80 [ 908.367649] ? warn_alloc+0x120/0x120 [ 908.371460] ? warn_alloc+0x120/0x120 [ 908.375319] ? print_usage_bug+0xc0/0xc0 [ 908.379395] ? warn_alloc+0x120/0x120 [ 908.383197] ? print_usage_bug+0xc0/0xc0 [ 908.387260] ? __lock_is_held+0xb5/0x140 [ 908.391330] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 908.396890] ? should_fail+0x22d/0xd01 [ 908.400783] ? __lock_acquire+0x7ec/0x4ec0 [ 908.405023] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 908.410134] ? __lock_acquire+0x7ec/0x4ec0 [ 908.414390] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 908.419497] ? __lock_acquire+0x7ec/0x4ec0 [ 908.423734] ? should_fail+0x22d/0xd01 [ 908.427637] ? mark_held_locks+0x130/0x130 [ 908.431975] ? mark_held_locks+0x130/0x130 [ 908.436234] ? graph_lock+0x170/0x170 [ 908.440041] ? print_usage_bug+0xc0/0xc0 [ 908.444117] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 908.449661] ? check_preemption_disabled+0x48/0x200 [ 908.454695] ? check_preemption_disabled+0x48/0x200 [ 908.459757] ? __lock_is_held+0xb5/0x140 [ 908.463831] __alloc_pages_nodemask+0xa80/0xde0 [ 908.468507] ? graph_lock+0x170/0x170 [ 908.472321] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 908.477371] ? graph_lock+0x170/0x170 [ 908.481189] ? find_held_lock+0x36/0x1c0 [ 908.485266] ? ____cache_alloc_node+0x1c7/0x1e0 [ 908.489945] ? lock_downgrade+0x900/0x900 [ 908.494110] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 908.499658] cache_grow_begin+0x91/0x8c0 [ 908.503722] ? do_raw_spin_unlock+0xa7/0x2f0 [ 908.508142] fallback_alloc+0x203/0x2e0 [ 908.512136] ____cache_alloc_node+0x1c7/0x1e0 [ 908.516640] kmem_cache_alloc_node+0xe3/0x730 [ 908.521138] ? ipv6_get_ifaddr+0x42e/0x620 [ 908.525393] __alloc_skb+0x119/0x770 [ 908.529121] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 908.534413] ? skb_scrub_packet+0x490/0x490 [ 908.538742] ? lock_downgrade+0x900/0x900 [ 908.542902] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 908.548459] ? refcount_sub_and_test_checked+0x203/0x310 [ 908.553925] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 908.559382] ? addrconf_rs_timer+0x6f0/0x6f0 [ 908.563809] ndisc_alloc_skb+0x144/0x340 [ 908.567899] ndisc_send_rs+0x331/0x6e0 [ 908.571800] addrconf_rs_timer+0x3c0/0x6f0 [ 908.576043] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 908.580302] call_timer_fn+0x272/0x920 [ 908.584189] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 908.588444] ? process_timeout+0x40/0x40 [ 908.592505] ? find_held_lock+0x36/0x1c0 [ 908.596580] ? __run_timers+0x7da/0xc70 [ 908.600556] ? _raw_spin_unlock_irq+0x27/0x80 [ 908.605061] ? _raw_spin_unlock_irq+0x27/0x80 [ 908.609569] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 908.613808] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 908.618397] ? trace_hardirqs_on+0xbd/0x310 [ 908.622723] ? kasan_check_read+0x11/0x20 [ 908.626890] ? __run_timers+0x7da/0xc70 [ 908.630874] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 908.636357] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 908.640597] __run_timers+0x7e5/0xc70 [ 908.644404] ? find_held_lock+0x36/0x1c0 [ 908.648488] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 908.653861] ? _raw_spin_unlock_irq+0x27/0x80 [ 908.658363] ? _raw_spin_unlock_irq+0x27/0x80 [ 908.662868] ? lockdep_hardirqs_on+0x421/0x5c0 [ 908.667458] ? trace_hardirqs_on+0xbd/0x310 [ 908.671781] ? kasan_check_read+0x11/0x20 [ 908.675931] ? finish_task_switch+0x1f5/0x900 [ 908.680433] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 908.685890] ? compat_start_thread+0x80/0x80 [ 908.690319] ? pvclock_read_flags+0x160/0x160 [ 908.694821] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 908.700378] ? check_preemption_disabled+0x48/0x200 [ 908.705407] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 908.710944] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 908.716232] ? rcu_pm_notify+0xc0/0xc0 [ 908.720125] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 908.725664] ? check_preemption_disabled+0x48/0x200 [ 908.730693] run_timer_softirq+0x52/0xb0 [ 908.734766] ? rcu_read_lock_sched_held+0x108/0x120 [ 908.739796] __do_softirq+0x30b/0xad8 [ 908.743627] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 908.748732] ? trace_hardirqs_off+0x310/0x310 [ 908.753246] ? schedule+0x108/0x460 [ 908.756889] ? trace_hardirqs_off+0xb8/0x310 [ 908.761302] ? smpboot_thread_fn+0x68b/0xa00 [ 908.765715] ? trace_hardirqs_on+0x310/0x310 [ 908.770128] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 908.775673] ? check_preemption_disabled+0x48/0x200 [ 908.780696] ? takeover_tasklets+0xa90/0xa90 [ 908.785113] run_ksoftirqd+0x94/0x100 [ 908.789097] smpboot_thread_fn+0x68b/0xa00 [ 908.793346] ? sort_range+0x30/0x30 [ 908.796982] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 908.802191] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 908.807743] ? __kthread_parkme+0xfb/0x1a0 [ 908.811991] kthread+0x35a/0x420 [ 908.815362] ? sort_range+0x30/0x30 [ 908.818992] ? kthread_bind+0x40/0x40 [ 908.822799] ret_from_fork+0x3a/0x50 [ 908.826534] warn_alloc_show_mem: 1 callbacks suppressed [ 908.826546] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 908.826548] Mem-Info: [ 908.826581] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 908.826581] active_file:11 inactive_file:16 isolated_file:0 [ 908.826581] unevictable:0 dirty:0 writeback:0 unstable:0 [ 908.826581] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 908.826581] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 908.826581] free:13666 free_pcp:452 free_cma:0 [ 908.831915] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 908.831925] Call Trace: [ 908.838865] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 908.838874] Node 0 [ 908.841311] dump_stack+0x1c4/0x2b4 [ 908.875682] 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 [ 908.885030] ? dump_stack_print_info.cold.2+0x52/0x52 [ 908.887596] lowmem_reserve[]: 0 [ 908.915120] warn_alloc.cold.119+0xb7/0x1bd [ 908.917328] 2817 [ 908.920954] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 908.946449] 6321 6321 [ 908.951681] ? lock_downgrade+0x900/0x900 [ 908.954931] Node 0 [ 908.959261] ? trace_hardirqs_off+0xb8/0x310 [ 908.961326] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 908.966147] ? trace_hardirqs_off+0xb8/0x310 [ 908.968609] lowmem_reserve[]: 0 [ 908.972776] __alloc_pages_slowpath+0x2667/0x2d80 [ 908.974975] 0 3503 [ 908.979415] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 909.006609] 3503 [ 909.011041] ? warn_alloc+0x120/0x120 [ 909.014293] Node 0 [ 909.019157] ? warn_alloc+0x120/0x120 [ 909.021395] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 909.027042] ? print_usage_bug+0xc0/0xc0 [ 909.029079] lowmem_reserve[]: 0 [ 909.032890] ? warn_alloc+0x120/0x120 [ 909.035100] 0 0 [ 909.038912] ? print_usage_bug+0xc0/0xc0 [ 909.067549] 0 [ 909.071639] ? mark_held_locks+0x130/0x130 [ 909.074893] Node 0 [ 909.078707] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 909.080656] DMA: [ 909.084717] ? should_fail+0x22d/0xd01 [ 909.086494] 1*4kB [ 909.090731] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 909.092964] (U) [ 909.098503] ? __lock_acquire+0x7ec/0x4ec0 [ 909.100540] 0*8kB [ 909.104425] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 909.106548] 0*16kB [ 909.111653] ? __lock_acquire+0x7ec/0x4ec0 [ 909.111673] ? should_fail+0x22d/0xd01 [ 909.113627] 1*32kB (U) [ 909.117899] ? mark_held_locks+0x130/0x130 [ 909.120019] 2*64kB [ 909.125147] ? mark_held_locks+0x130/0x130 [ 909.127365] (U) [ 909.131624] ? lock_downgrade+0x900/0x900 [ 909.135486] 1*128kB (U) [ 909.138093] ? graph_lock+0x170/0x170 [ 909.142299] 1*256kB (U) [ 909.144570] ? graph_lock+0x170/0x170 [ 909.148777] 0*512kB 1*1024kB [ 909.150763] ? graph_lock+0x170/0x170 [ 909.154885] (U) 1*2048kB [ 909.157575] ? print_usage_bug+0xc0/0xc0 [ 909.161340] (M) 3*4096kB [ 909.164015] ? do_raw_spin_unlock+0xa7/0x2f0 [ 909.167795] (M) [ 909.170899] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 909.174673] = 15908kB [ 909.174683] Node 0 [ 909.177445] ? check_preemption_disabled+0x48/0x200 [ 909.181469] DMA32: 1*4kB [ 909.184224] ? check_preemption_disabled+0x48/0x200 [ 909.184250] ? __lock_is_held+0xb5/0x140 [ 909.188626] (U) [ 909.190605] __alloc_pages_nodemask+0xa80/0xde0 [ 909.196112] 0*8kB 2*16kB [ 909.198561] ? graph_lock+0x170/0x170 [ 909.200768] (UM) [ 909.205779] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 909.208509] 2*32kB [ 909.213532] ? graph_lock+0x170/0x170 [ 909.217561] (M) 2*64kB [ 909.219548] ? find_held_lock+0x36/0x1c0 [ 909.224175] (M) 4*128kB [ 909.226943] ? ____cache_alloc_node+0x1c7/0x1e0 [ 909.230709] (M) 4*256kB [ 909.232785] ? lock_downgrade+0x900/0x900 [ 909.237762] (UM) 5*512kB [ 909.240007] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 909.243791] (UM) [ 909.246407] cache_grow_begin+0x91/0x8c0 [ 909.250439] 2*1024kB (M) [ 909.253123] ? do_raw_spin_unlock+0xa7/0x2f0 [ 909.257754] 3*2048kB (UM) [ 909.260434] fallback_alloc+0x203/0x2e0 [ 909.264542] 3*4096kB (M) [ 909.267310] ____cache_alloc_node+0x1c7/0x1e0 [ 909.272813] = 24804kB [ 909.272823] Node 0 [ 909.274910] kmem_cache_alloc_node+0xe3/0x730 [ 909.278934] Normal: 172*4kB [ 909.281696] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 909.286078] (UMEH) 656*8kB [ 909.288938] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 909.292874] (UMEH) 279*16kB [ 909.295641] __alloc_skb+0x119/0x770 [ 909.300102] (UMEH) 75*32kB [ 909.302523] ? calc_wheel_index+0x220/0x220 [ 909.304729] (UMH) 2*64kB [ 909.309234] ? skb_scrub_packet+0x490/0x490 [ 909.312218] (UH) 0*128kB [ 909.317334] ? vprintk_default+0x28/0x30 [ 909.320226] 0*256kB 2*512kB [ 909.324837] ? vprintk_func+0x85/0x181 [ 909.327833] (U) [ 909.331552] ? printk+0xa7/0xcf [ 909.334460] 0*1024kB [ 909.338783] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 909.341512] 0*2048kB 0*4096kB [ 909.345859] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 909.348590] = 13952kB [ 909.352645] new_skb+0x26/0x1c0 [ 909.355646] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 909.359519] aoecmd_cfg+0x279/0x7f0 [ 909.361472] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 909.361482] 406 total pagecache pages [ 909.364766] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 909.367153] 0 pages in swap cache [ 909.371898] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 909.375065] Swap cache stats: add 0, delete 0, find 0/0 [ 909.375075] Free swap = 0kB [ 909.379651] ? check_preemption_disabled+0x48/0x200 [ 909.382038] Total swap = 0kB [ 909.382055] 1965979 pages RAM [ 909.385332] ? check_preemption_disabled+0x48/0x200 [ 909.394141] 0 pages HighMem/MovableOnly [ 909.394151] 342745 pages reserved [ 909.397783] ? __lock_is_held+0xb5/0x140 [ 909.406326] 0 pages cma reserved [ 909.406416] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 909.410145] discover_timer+0x50/0x60 [ 909.414521] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 909.417888] call_timer_fn+0x272/0x920 [ 909.423403] ksoftirqd/0 cpuset= [ 909.428766] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 909.431771] / [ 909.436793] ? process_timeout+0x40/0x40 [ 909.439788] mems_allowed=0 [ 909.442887] ? find_held_lock+0x36/0x1c0 [ 909.507943] ? __run_timers+0x7da/0xc70 [ 909.511929] ? _raw_spin_unlock_irq+0x27/0x80 [ 909.516434] ? _raw_spin_unlock_irq+0x27/0x80 [ 909.520929] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 909.525778] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 909.530372] ? trace_hardirqs_on+0xbd/0x310 [ 909.534707] ? kasan_check_read+0x11/0x20 [ 909.538873] ? __run_timers+0x7da/0xc70 [ 909.542862] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 909.548342] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 909.553226] __run_timers+0x7e5/0xc70 [ 909.557057] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 909.562423] ? compat_start_thread+0x80/0x80 [ 909.566849] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 909.572408] ? kasan_check_write+0x14/0x20 [ 909.576648] ? finish_task_switch+0x2f5/0x900 [ 909.581143] ? __switch_to_asm+0x40/0x70 [ 909.585211] ? preempt_notifier_register+0x200/0x200 [ 909.590329] ? __switch_to_asm+0x34/0x70 [ 909.594404] ? __switch_to_asm+0x40/0x70 [ 909.598470] ? __switch_to_asm+0x34/0x70 [ 909.602526] ? __switch_to_asm+0x40/0x70 [ 909.606583] ? __switch_to_asm+0x34/0x70 [ 909.610651] ? __switch_to_asm+0x40/0x70 [ 909.614728] ? pvclock_read_flags+0x160/0x160 [ 909.619226] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 909.624764] ? check_preemption_disabled+0x48/0x200 [ 909.629803] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 909.635356] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 909.640726] ? rcu_pm_notify+0xc0/0xc0 [ 909.644620] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 909.650173] ? check_preemption_disabled+0x48/0x200 [ 909.655208] run_timer_softirq+0x52/0xb0 [ 909.659271] ? rcu_read_lock_sched_held+0x108/0x120 [ 909.664293] __do_softirq+0x30b/0xad8 [ 909.668121] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 909.673233] ? smpboot_thread_fn+0x334/0xa00 [ 909.677652] ? schedule+0x108/0x460 [ 909.681286] ? __schedule+0x1ed0/0x1ed0 [ 909.685293] ? trace_hardirqs_off+0xb8/0x310 [ 909.689713] ? ___might_sleep+0x1ed/0x300 [ 909.693868] ? smpboot_thread_fn+0x68b/0xa00 [ 909.698281] ? trace_hardirqs_on+0x310/0x310 [ 909.702695] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 909.708252] ? check_preemption_disabled+0x48/0x200 [ 909.713280] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 909.718827] ? takeover_tasklets+0xa90/0xa90 [ 909.723252] run_ksoftirqd+0x94/0x100 [ 909.727077] smpboot_thread_fn+0x68b/0xa00 [ 909.731322] ? sort_range+0x30/0x30 [ 909.734954] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 909.740067] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 909.745650] ? __kthread_parkme+0xfb/0x1a0 [ 909.749896] kthread+0x35a/0x420 [ 909.753269] ? sort_range+0x30/0x30 [ 909.756983] ? kthread_bind+0x40/0x40 [ 909.760793] ret_from_fork+0x3a/0x50 [ 909.764535] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 909.764608] aoe: skb alloc failure [ 909.771380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 909.771390] Call Trace: [ 909.775008] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 909.784291] dump_stack+0x1c4/0x2b4 [ 909.786858] ksoftirqd/1 cpuset= [ 909.797178] ? dump_stack_print_info.cold.2+0x52/0x52 [ 909.800782] / [ 909.804104] warn_alloc.cold.119+0xb7/0x1bd [ 909.809264] mems_allowed=0 [ 909.810975] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 909.823058] ? lock_downgrade+0x900/0x900 [ 909.827227] ? trace_hardirqs_off+0xb8/0x310 [ 909.831648] ? trace_hardirqs_off+0xb8/0x310 [ 909.836081] __alloc_pages_slowpath+0x2667/0x2d80 [ 909.841071] ? warn_alloc+0x120/0x120 [ 909.844894] ? warn_alloc+0x120/0x120 [ 909.848705] ? print_usage_bug+0xc0/0xc0 [ 909.852974] ? warn_alloc+0x120/0x120 [ 909.856780] ? print_usage_bug+0xc0/0xc0 [ 909.860942] ? __lock_acquire+0x7ec/0x4ec0 [ 909.865207] ? __lock_acquire+0x7ec/0x4ec0 [ 909.869449] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 909.874992] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 909.880537] ? should_fail+0x22d/0xd01 [ 909.884443] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 909.889550] ? __lock_acquire+0x7ec/0x4ec0 [ 909.893796] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 909.898901] ? __lock_acquire+0x7ec/0x4ec0 [ 909.903145] ? should_fail+0x22d/0xd01 [ 909.907057] ? mark_held_locks+0x130/0x130 [ 909.911299] ? mark_held_locks+0x130/0x130 [ 909.915539] ? mark_held_locks+0xc7/0x130 [ 909.919707] ? print_usage_bug+0xc0/0xc0 [ 909.923776] ? graph_lock+0x170/0x170 [ 909.927580] ? print_usage_bug+0xc0/0xc0 [ 909.931649] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 909.937192] ? check_preemption_disabled+0x48/0x200 [ 909.942217] ? check_preemption_disabled+0x48/0x200 [ 909.947249] ? __lock_is_held+0xb5/0x140 [ 909.951319] __alloc_pages_nodemask+0xa80/0xde0 [ 909.956002] ? graph_lock+0x170/0x170 [ 909.959820] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 909.964843] ? graph_lock+0x170/0x170 [ 909.968659] ? find_held_lock+0x36/0x1c0 [ 909.972738] ? ____cache_alloc_node+0x1c7/0x1e0 [ 909.977425] ? lock_downgrade+0x900/0x900 [ 909.981588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 909.987139] cache_grow_begin+0x91/0x8c0 [ 909.991207] ? do_raw_spin_unlock+0xa7/0x2f0 [ 909.995661] fallback_alloc+0x203/0x2e0 [ 909.999657] ____cache_alloc_node+0x1c7/0x1e0 [ 910.004161] kmem_cache_alloc_node+0xe3/0x730 [ 910.008666] ? ipv6_get_ifaddr+0x42e/0x620 [ 910.012917] __alloc_skb+0x119/0x770 [ 910.016641] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 910.021931] ? skb_scrub_packet+0x490/0x490 [ 910.026257] ? lock_downgrade+0x900/0x900 [ 910.030414] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 910.035969] ? refcount_sub_and_test_checked+0x203/0x310 [ 910.041432] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 910.046893] ? addrconf_rs_timer+0x6f0/0x6f0 [ 910.051322] ndisc_alloc_skb+0x144/0x340 [ 910.055407] ndisc_send_rs+0x331/0x6e0 [ 910.059307] addrconf_rs_timer+0x3c0/0x6f0 [ 910.063550] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 910.067899] call_timer_fn+0x272/0x920 [ 910.071802] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 910.076055] ? process_timeout+0x40/0x40 [ 910.080121] ? find_held_lock+0x36/0x1c0 [ 910.084196] ? __run_timers+0x7da/0xc70 [ 910.088182] ? _raw_spin_unlock_irq+0x27/0x80 [ 910.092689] ? _raw_spin_unlock_irq+0x27/0x80 [ 910.097188] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 910.101424] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 910.106015] ? trace_hardirqs_on+0xbd/0x310 [ 910.110366] ? kasan_check_read+0x11/0x20 [ 910.114523] ? __run_timers+0x7da/0xc70 [ 910.118519] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 910.123983] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 910.128250] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 910.132499] __run_timers+0x7e5/0xc70 [ 910.136302] ? find_held_lock+0x36/0x1c0 [ 910.140379] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 910.145757] ? _raw_spin_unlock_irq+0x27/0x80 [ 910.150266] ? _raw_spin_unlock_irq+0x27/0x80 [ 910.154770] ? lockdep_hardirqs_on+0x421/0x5c0 [ 910.159378] ? trace_hardirqs_on+0xbd/0x310 [ 910.163710] ? kasan_check_read+0x11/0x20 [ 910.167878] ? finish_task_switch+0x1f5/0x900 [ 910.172482] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 910.177940] ? compat_start_thread+0x80/0x80 [ 910.182377] ? pvclock_read_flags+0x160/0x160 [ 910.186903] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 910.192456] ? check_preemption_disabled+0x48/0x200 [ 910.197497] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 910.203043] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 910.208346] ? rcu_pm_notify+0xc0/0xc0 [ 910.212246] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 910.217794] ? check_preemption_disabled+0x48/0x200 [ 910.222821] run_timer_softirq+0x52/0xb0 [ 910.226893] ? rcu_read_lock_sched_held+0x108/0x120 [ 910.231921] __do_softirq+0x30b/0xad8 [ 910.235735] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 910.240838] ? trace_hardirqs_off+0x310/0x310 [ 910.245376] ? schedule+0x108/0x460 [ 910.249023] ? trace_hardirqs_off+0xb8/0x310 [ 910.253441] ? smpboot_thread_fn+0x68b/0xa00 [ 910.257852] ? trace_hardirqs_on+0x310/0x310 [ 910.264972] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 910.270543] ? check_preemption_disabled+0x48/0x200 [ 910.275564] ? takeover_tasklets+0xa90/0xa90 [ 910.279976] run_ksoftirqd+0x94/0x100 [ 910.283796] smpboot_thread_fn+0x68b/0xa00 [ 910.288042] ? sort_range+0x30/0x30 [ 910.291687] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 910.296799] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 910.302358] ? __kthread_parkme+0xfb/0x1a0 [ 910.306603] kthread+0x35a/0x420 [ 910.309972] ? sort_range+0x30/0x30 [ 910.313600] ? kthread_bind+0x40/0x40 [ 910.317405] ret_from_fork+0x3a/0x50 [ 910.321140] warn_alloc_show_mem: 1 callbacks suppressed [ 910.321154] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 910.321155] Mem-Info: [ 910.321187] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 910.321187] active_file:11 inactive_file:16 isolated_file:0 [ 910.321187] unevictable:0 dirty:0 writeback:0 unstable:0 [ 910.321187] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 910.321187] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 910.321187] free:13666 free_pcp:452 free_cma:0 [ 910.326873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 910.326883] Call Trace: [ 910.333836] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 910.336249] dump_stack+0x1c4/0x2b4 [ 910.369112] Node 0 [ 910.378484] ? dump_stack_print_info.cold.2+0x52/0x52 [ 910.381082] 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 [ 910.408569] warn_alloc.cold.119+0xb7/0x1bd [ 910.412167] lowmem_reserve[]: [ 910.414403] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 910.419571] 0 2817 [ 910.445109] ? lock_downgrade+0x900/0x900 [ 910.449402] 6321 [ 910.452506] ? trace_hardirqs_off+0xb8/0x310 [ 910.457336] 6321 [ 910.459590] ? trace_hardirqs_off+0xb8/0x310 [ 910.463706] Node 0 [ 910.465771] __alloc_pages_slowpath+0x2667/0x2d80 [ 910.470175] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 910.472230] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 910.476591] lowmem_reserve[]: 0 [ 910.478862] ? warn_alloc+0x120/0x120 [ 910.483660] 0 3503 [ 910.510586] ? warn_alloc+0x120/0x120 [ 910.515675] 3503 [ 910.518957] ? print_usage_bug+0xc0/0xc0 [ 910.524959] ? warn_alloc+0x120/0x120 [ 910.528736] Node 0 [ 910.530797] ? print_usage_bug+0xc0/0xc0 [ 910.534866] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 910.538665] ? mark_held_locks+0x130/0x130 [ 910.540875] lowmem_reserve[]: [ 910.544940] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 910.573379] 0 0 [ 910.577632] ? should_fail+0x22d/0xd01 [ 910.580705] 0 [ 910.586235] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 910.588188] 0 [ 910.592092] ? __lock_acquire+0x7ec/0x4ec0 [ 910.593881] Node 0 [ 910.598983] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 910.600754] DMA: [ 910.604981] ? __lock_acquire+0x7ec/0x4ec0 [ 910.607190] 1*4kB [ 910.612299] ? should_fail+0x22d/0xd01 [ 910.614338] (U) [ 910.618570] ? print_usage_bug+0xc0/0xc0 [ 910.620695] 0*8kB [ 910.624579] ? mark_held_locks+0x130/0x130 [ 910.626526] 0*16kB 1*32kB [ 910.630602] ? mark_held_locks+0x130/0x130 [ 910.632728] (U) [ 910.636956] ? lock_downgrade+0x900/0x900 [ 910.639769] 2*64kB (U) [ 910.644006] ? graph_lock+0x170/0x170 [ 910.645978] 1*128kB [ 910.650134] ? print_usage_bug+0xc0/0xc0 [ 910.652688] (U) [ 910.656493] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 910.658790] 1*256kB [ 910.662846] ? check_preemption_disabled+0x48/0x200 [ 910.664794] (U) [ 910.670332] ? check_preemption_disabled+0x48/0x200 [ 910.672635] 0*512kB [ 910.677654] ? __lock_is_held+0xb5/0x140 [ 910.679596] 1*1024kB [ 910.684615] __alloc_pages_nodemask+0xa80/0xde0 [ 910.686915] (U) [ 910.690970] ? graph_lock+0x170/0x170 [ 910.693357] 1*2048kB (M) [ 910.698030] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 910.699976] 3*4096kB (M) [ 910.703789] ? graph_lock+0x170/0x170 [ 910.706520] = 15908kB [ 910.711537] ? find_held_lock+0x36/0x1c0 [ 910.714262] Node 0 [ 910.718070] ? ____cache_alloc_node+0x1c7/0x1e0 [ 910.720453] DMA32: 1*4kB [ 910.724520] ? lock_downgrade+0x900/0x900 [ 910.726731] (U) [ 910.731396] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 910.734124] 0*8kB [ 910.738292] cache_grow_begin+0x91/0x8c0 [ 910.740247] 2*16kB [ 910.745783] ? do_raw_spin_unlock+0xa7/0x2f0 [ 910.747907] (UM) [ 910.751965] fallback_alloc+0x203/0x2e0 [ 910.754172] 2*32kB (M) [ 910.758593] ____cache_alloc_node+0x1c7/0x1e0 [ 910.760628] 2*64kB [ 910.764599] kmem_cache_alloc_node+0xe3/0x730 [ 910.767159] (M) [ 910.771651] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 910.773867] 4*128kB [ 910.778367] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 910.780312] (M) [ 910.785413] __alloc_skb+0x119/0x770 [ 910.787711] 4*256kB [ 910.792298] ? calc_wheel_index+0x220/0x220 [ 910.794248] (UM) [ 910.797958] ? skb_scrub_packet+0x490/0x490 [ 910.800252] 5*512kB (UM) [ 910.804580] ? vprintk_default+0x28/0x30 [ 910.806612] 2*1024kB [ 910.810932] ? vprintk_func+0x85/0x181 [ 910.813661] (M) 3*2048kB [ 910.817727] ? printk+0xa7/0xcf [ 910.820102] (UM) 3*4096kB [ 910.823991] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 910.826719] (M) = 24804kB [ 910.830015] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 910.832830] Node 0 [ 910.837584] new_skb+0x26/0x1c0 [ 910.840316] Normal: [ 910.844891] aoecmd_cfg+0x279/0x7f0 [ 910.847105] 172*4kB [ 910.850971] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 910.850985] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 910.850993] ? check_preemption_disabled+0x48/0x200 [ 910.850999] ? check_preemption_disabled+0x48/0x200 [ 910.851013] ? __lock_is_held+0xb5/0x140 [ 910.851027] discover_timer+0x50/0x60 [ 910.851036] call_timer_fn+0x272/0x920 [ 910.851044] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 910.851060] ? process_timeout+0x40/0x40 [ 910.851067] ? find_held_lock+0x36/0x1c0 [ 910.851079] ? __run_timers+0x7da/0xc70 [ 910.851090] ? _raw_spin_unlock_irq+0x27/0x80 [ 910.851097] ? _raw_spin_unlock_irq+0x27/0x80 [ 910.851104] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 910.851112] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 910.851121] ? trace_hardirqs_on+0xbd/0x310 [ 910.851131] ? kasan_check_read+0x11/0x20 [ 910.851139] ? __run_timers+0x7da/0xc70 [ 910.851148] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 910.851162] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 910.851169] __run_timers+0x7e5/0xc70 [ 910.851184] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 910.851191] ? compat_start_thread+0x80/0x80 [ 910.851201] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 910.851212] ? kasan_check_write+0x14/0x20 [ 910.851221] ? finish_task_switch+0x2f5/0x900 [ 910.851228] ? __switch_to_asm+0x40/0x70 [ 910.851238] ? preempt_notifier_register+0x200/0x200 [ 910.851246] ? __switch_to_asm+0x34/0x70 [ 910.851252] ? __switch_to_asm+0x40/0x70 [ 910.851259] ? __switch_to_asm+0x34/0x70 [ 910.851265] ? __switch_to_asm+0x40/0x70 [ 910.851272] ? __switch_to_asm+0x34/0x70 [ 910.851278] ? __switch_to_asm+0x40/0x70 [ 910.851291] ? pvclock_read_flags+0x160/0x160 [ 910.851299] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 910.851306] ? check_preemption_disabled+0x48/0x200 [ 910.851319] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 910.851327] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 910.851336] ? rcu_pm_notify+0xc0/0xc0 [ 910.851346] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 910.851358] ? check_preemption_disabled+0x48/0x200 [ 910.851387] run_timer_softirq+0x52/0xb0 [ 910.853696] (UMEH) [ 910.857320] ? rcu_read_lock_sched_held+0x108/0x120 [ 910.859611] 656*8kB (UMEH) [ 910.863938] __do_softirq+0x30b/0xad8 [ 910.869452] 279*16kB (UMEH) [ 910.874491] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 910.879460] 75*32kB (UMH) [ 910.883531] ? smpboot_thread_fn+0x334/0xa00 [ 910.887312] 2*64kB [ 910.891203] ? schedule+0x108/0x460 [ 910.896008] (UH) 0*128kB [ 910.900087] ? __schedule+0x1ed0/0x1ed0 [ 910.904123] 0*256kB 2*512kB [ 910.908115] ? trace_hardirqs_off+0xb8/0x310 [ 910.912573] (U) 0*1024kB [ 910.917082] ? ___might_sleep+0x1ed/0x300 [ 910.921897] 0*2048kB [ 910.926477] ? smpboot_thread_fn+0x68b/0xa00 [ 910.926494] ? trace_hardirqs_on+0x310/0x310 [ 910.930800] 0*4096kB [ 910.934944] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 910.938883] = 13952kB [ 910.938898] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 910.944697] ? check_preemption_disabled+0x48/0x200 [ 910.949520] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 910.953315] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 910.953334] ? takeover_tasklets+0xa90/0xa90 [ 910.958676] 406 total pagecache pages [ 910.963109] run_ksoftirqd+0x94/0x100 [ 910.968633] 0 pages in swap cache [ 910.972884] smpboot_thread_fn+0x68b/0xa00 [ 910.977368] Swap cache stats: add 0, delete 0, find 0/0 [ 910.981918] ? sort_range+0x30/0x30 [ 910.986998] Free swap = 0kB [ 910.987008] Total swap = 0kB [ 910.991145] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 910.995206] 1965979 pages RAM [ 910.999274] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 911.003306] 0 pages HighMem/MovableOnly [ 911.003316] 342745 pages reserved [ 911.007412] ? __kthread_parkme+0xfb/0x1a0 [ 911.011443] 0 pages cma reserved [ 911.011526] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 911.015952] kthread+0x35a/0x420 [ 911.015967] ? sort_range+0x30/0x30 [ 911.015984] ? kthread_bind+0x40/0x40 [ 911.021573] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 911.027108] ret_from_fork+0x3a/0x50 [ 911.032629] ksoftirqd/0 cpuset= [ 911.038102] aoe: skb alloc failure [ 911.042014] / [ 911.047647] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 911.052560] mems_allowed=0 [ 911.056607] ksoftirqd/1 cpuset= [ 911.058841] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 911.063859] / [ 911.066781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 911.066792] Call Trace: [ 911.070609] mems_allowed=0 [ 911.073629] dump_stack+0x1c4/0x2b4 [ 911.308764] ? dump_stack_print_info.cold.2+0x52/0x52 [ 911.313980] warn_alloc.cold.119+0xb7/0x1bd [ 911.318309] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 911.323258] ? lock_downgrade+0x900/0x900 [ 911.327434] ? trace_hardirqs_off+0xb8/0x310 [ 911.331863] ? trace_hardirqs_off+0xb8/0x310 [ 911.336290] __alloc_pages_slowpath+0x2667/0x2d80 [ 911.341171] ? warn_alloc+0x120/0x120 [ 911.344992] ? warn_alloc+0x120/0x120 [ 911.348815] ? print_usage_bug+0xc0/0xc0 [ 911.352909] ? warn_alloc+0x120/0x120 [ 911.356720] ? print_usage_bug+0xc0/0xc0 [ 911.360789] ? __lock_acquire+0x7ec/0x4ec0 [ 911.365026] ? __lock_acquire+0x7ec/0x4ec0 [ 911.369280] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 911.374825] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 911.380376] ? should_fail+0x22d/0xd01 [ 911.384271] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 911.389394] ? __lock_acquire+0x7ec/0x4ec0 [ 911.393645] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 911.398760] ? __lock_acquire+0x7ec/0x4ec0 [ 911.402995] ? should_fail+0x22d/0xd01 [ 911.406903] ? mark_held_locks+0x130/0x130 [ 911.411148] ? mark_held_locks+0x130/0x130 [ 911.415394] ? graph_lock+0x170/0x170 [ 911.419197] ? print_usage_bug+0xc0/0xc0 [ 911.423261] ? graph_lock+0x170/0x170 [ 911.427082] ? print_usage_bug+0xc0/0xc0 [ 911.431149] ? wq_watchdog_touch+0x9c/0xfe [ 911.435388] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 911.441019] ? check_preemption_disabled+0x48/0x200 [ 911.446058] ? check_preemption_disabled+0x48/0x200 [ 911.451101] ? __lock_is_held+0xb5/0x140 [ 911.455172] __alloc_pages_nodemask+0xa80/0xde0 [ 911.459846] ? graph_lock+0x170/0x170 [ 911.463665] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 911.468693] ? graph_lock+0x170/0x170 [ 911.472510] ? find_held_lock+0x36/0x1c0 [ 911.476585] ? ____cache_alloc_node+0x1c7/0x1e0 [ 911.481258] ? lock_downgrade+0x900/0x900 [ 911.485426] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 911.490975] cache_grow_begin+0x91/0x8c0 [ 911.495042] ? do_raw_spin_unlock+0xa7/0x2f0 [ 911.499470] fallback_alloc+0x203/0x2e0 [ 911.503464] ____cache_alloc_node+0x1c7/0x1e0 [ 911.507971] kmem_cache_alloc_node+0xe3/0x730 [ 911.512474] ? ipv6_get_ifaddr+0x42e/0x620 [ 911.516725] __alloc_skb+0x119/0x770 [ 911.520450] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 911.525744] ? skb_scrub_packet+0x490/0x490 [ 911.530079] ? lock_downgrade+0x900/0x900 [ 911.534236] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 911.539787] ? refcount_sub_and_test_checked+0x203/0x310 [ 911.545362] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 911.550840] ? addrconf_rs_timer+0x6f0/0x6f0 [ 911.555270] ndisc_alloc_skb+0x144/0x340 [ 911.559357] ndisc_send_rs+0x331/0x6e0 [ 911.563267] addrconf_rs_timer+0x3c0/0x6f0 [ 911.567516] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 911.571773] call_timer_fn+0x272/0x920 [ 911.575665] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 911.579929] ? process_timeout+0x40/0x40 [ 911.584003] ? find_held_lock+0x36/0x1c0 [ 911.588093] ? __run_timers+0x7da/0xc70 [ 911.592084] ? _raw_spin_unlock_irq+0x27/0x80 [ 911.596607] ? _raw_spin_unlock_irq+0x27/0x80 [ 911.601122] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 911.605377] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 911.609965] ? trace_hardirqs_on+0xbd/0x310 [ 911.614289] ? kasan_check_read+0x11/0x20 [ 911.618444] ? __run_timers+0x7da/0xc70 [ 911.622431] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 911.627906] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 911.632147] __run_timers+0x7e5/0xc70 [ 911.635961] ? find_held_lock+0x36/0x1c0 [ 911.640042] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 911.645439] ? _raw_spin_unlock_irq+0x27/0x80 [ 911.649939] ? _raw_spin_unlock_irq+0x27/0x80 [ 911.654442] ? lockdep_hardirqs_on+0x421/0x5c0 [ 911.659039] ? trace_hardirqs_on+0xbd/0x310 [ 911.663391] ? kasan_check_read+0x11/0x20 [ 911.667550] ? finish_task_switch+0x1f5/0x900 [ 911.672058] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 911.677511] ? compat_start_thread+0x80/0x80 [ 911.681955] ? pvclock_read_flags+0x160/0x160 [ 911.686466] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 911.692010] ? check_preemption_disabled+0x48/0x200 [ 911.697054] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 911.702620] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 911.707933] ? rcu_pm_notify+0xc0/0xc0 [ 911.711839] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 911.717383] ? check_preemption_disabled+0x48/0x200 [ 911.722417] run_timer_softirq+0x52/0xb0 [ 911.726484] ? rcu_read_lock_sched_held+0x108/0x120 [ 911.731515] __do_softirq+0x30b/0xad8 [ 911.735331] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 911.740446] ? trace_hardirqs_off+0x310/0x310 [ 911.744972] ? schedule+0x108/0x460 [ 911.748633] ? trace_hardirqs_off+0xb8/0x310 [ 911.753055] ? smpboot_thread_fn+0x68b/0xa00 [ 911.757469] ? trace_hardirqs_on+0x310/0x310 [ 911.761888] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 911.767447] ? check_preemption_disabled+0x48/0x200 [ 911.772473] ? takeover_tasklets+0xa90/0xa90 [ 911.776889] run_ksoftirqd+0x94/0x100 [ 911.780697] smpboot_thread_fn+0x68b/0xa00 [ 911.784964] ? sort_range+0x30/0x30 [ 911.788790] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 911.793905] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 911.799468] ? __kthread_parkme+0xfb/0x1a0 [ 911.803726] kthread+0x35a/0x420 [ 911.807107] ? sort_range+0x30/0x30 [ 911.810736] ? kthread_bind+0x40/0x40 [ 911.814549] ret_from_fork+0x3a/0x50 [ 911.818280] warn_alloc_show_mem: 1 callbacks suppressed [ 911.818293] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 911.818294] Mem-Info: [ 911.818327] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 911.818327] active_file:11 inactive_file:16 isolated_file:0 [ 911.818327] unevictable:0 dirty:0 writeback:0 unstable:0 [ 911.818327] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 911.818327] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 911.818327] free:13666 free_pcp:452 free_cma:0 [ 911.823667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 911.823678] Call Trace: [ 911.830638] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 911.833056] dump_stack+0x1c4/0x2b4 [ 911.866087] Node 0 [ 911.875457] ? dump_stack_print_info.cold.2+0x52/0x52 [ 911.878044] 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 [ 911.905532] warn_alloc.cold.119+0xb7/0x1bd [ 911.909174] lowmem_reserve[]: [ 911.911417] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 911.916577] 0 [ 911.942096] ? lock_downgrade+0x900/0x900 [ 911.946391] 2817 6321 [ 911.949522] ? trace_hardirqs_off+0xb8/0x310 [ 911.954326] 6321 [ 911.956140] ? trace_hardirqs_off+0xb8/0x310 [ 911.960256] Node 0 [ 911.962759] __alloc_pages_slowpath+0x2667/0x2d80 [ 911.967166] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 911.969224] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 911.973573] lowmem_reserve[]: 0 [ 911.975820] ? warn_alloc+0x120/0x120 [ 911.980624] 0 3503 [ 912.007537] ? warn_alloc+0x120/0x120 [ 912.012626] 3503 [ 912.015926] ? print_usage_bug+0xc0/0xc0 [ 912.019714] Node 0 [ 912.021956] ? warn_alloc+0x120/0x120 [ 912.025767] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 912.027806] ? print_usage_bug+0xc0/0xc0 [ 912.031832] lowmem_reserve[]: 0 [ 912.034093] ? mark_held_locks+0x130/0x130 [ 912.037865] 0 [ 912.066350] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 912.070417] 0 [ 912.073701] ? should_fail+0x22d/0xd01 [ 912.077905] 0 [ 912.079810] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 912.085330] Node 0 [ 912.087144] ? __lock_acquire+0x7ec/0x4ec0 [ 912.091009] DMA: 1*4kB [ 912.092828] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 912.097892] (U) 0*8kB [ 912.100140] ? __lock_acquire+0x7ec/0x4ec0 [ 912.104349] 0*16kB 1*32kB [ 912.106943] ? should_fail+0x22d/0xd01 [ 912.106963] ? print_usage_bug+0xc0/0xc0 [ 912.112040] (U) 2*64kB [ 912.114568] ? mark_held_locks+0x130/0x130 [ 912.118762] (U) 1*128kB [ 912.121619] ? mark_held_locks+0x130/0x130 [ 912.125489] (U) [ 912.129567] ? lock_downgrade+0x900/0x900 [ 912.132129] 1*256kB (U) [ 912.136398] ? graph_lock+0x170/0x170 [ 912.139039] 0*512kB [ 912.143280] ? print_usage_bug+0xc0/0xc0 [ 912.145223] 1*1024kB (U) [ 912.149397] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 912.152042] 1*2048kB [ 912.155854] ? check_preemption_disabled+0x48/0x200 [ 912.158144] (M) [ 912.162203] ? check_preemption_disabled+0x48/0x200 [ 912.164933] 3*4096kB (M) [ 912.170492] ? __lock_is_held+0xb5/0x140 [ 912.172880] = 15908kB [ 912.177921] __alloc_pages_nodemask+0xa80/0xde0 [ 912.179869] Node 0 [ 912.184896] ? graph_lock+0x170/0x170 [ 912.187638] DMA32: [ 912.191716] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 912.194721] 1*4kB [ 912.199393] ? graph_lock+0x170/0x170 [ 912.201592] (U) 0*8kB [ 912.205417] ? find_held_lock+0x36/0x1c0 [ 912.207620] 2*16kB (UM) [ 912.212661] ? ____cache_alloc_node+0x1c7/0x1e0 [ 912.214775] 2*32kB (M) [ 912.218586] ? lock_downgrade+0x900/0x900 [ 912.221059] 2*64kB (M) [ 912.225133] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 912.227775] 4*128kB [ 912.232452] cache_grow_begin+0x91/0x8c0 [ 912.235013] (M) [ 912.239169] ? do_raw_spin_unlock+0xa7/0x2f0 [ 912.241718] 4*256kB (UM) [ 912.247275] fallback_alloc+0x203/0x2e0 [ 912.249572] 5*512kB [ 912.253643] ____cache_alloc_node+0x1c7/0x1e0 [ 912.255584] (UM) [ 912.259995] kmem_cache_alloc_node+0xe3/0x730 [ 912.262721] 2*1024kB [ 912.266703] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 912.269000] (M) [ 912.273502] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 912.275543] 3*2048kB [ 912.280039] __alloc_skb+0x119/0x770 [ 912.282417] (UM) [ 912.287526] ? calc_wheel_index+0x220/0x220 [ 912.289477] 3*4096kB [ 912.294067] ? skb_scrub_packet+0x490/0x490 [ 912.296449] (M) [ 912.300188] ? vprintk_default+0x28/0x30 [ 912.302219] = 24804kB [ 912.306541] ? vprintk_func+0x85/0x181 [ 912.308928] Node 0 [ 912.313251] ? printk+0xa7/0xcf [ 912.315201] Normal: 172*4kB [ 912.319276] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 912.321661] (UMEH) [ 912.325547] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 912.327751] 656*8kB (UMEH) [ 912.331058] new_skb+0x26/0x1c0 [ 912.334060] 279*16kB [ 912.338817] aoecmd_cfg+0x279/0x7f0 [ 912.341029] (UMEH) [ 912.345636] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 912.348540] 75*32kB (UMH) [ 912.351835] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 912.354219] 2*64kB [ 912.357851] ? check_preemption_disabled+0x48/0x200 [ 912.360139] (UH) 0*128kB [ 912.364473] ? check_preemption_disabled+0x48/0x200 [ 912.367285] 0*256kB 2*512kB [ 912.372841] ? __lock_is_held+0xb5/0x140 [ 912.375076] (U) [ 912.380109] discover_timer+0x50/0x60 [ 912.382832] 0*1024kB 0*2048kB [ 912.387872] call_timer_fn+0x272/0x920 [ 912.390866] 0*4096kB [ 912.394928] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 912.396880] = 13952kB [ 912.396895] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 912.400688] ? process_timeout+0x40/0x40 [ 912.403855] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 912.403864] 406 total pagecache pages [ 912.407761] ? find_held_lock+0x36/0x1c0 [ 912.410156] 0 pages in swap cache [ 912.415004] ? __run_timers+0x7da/0xc70 [ 912.417380] Swap cache stats: add 0, delete 0, find 0/0 [ 912.417389] Free swap = 0kB [ 912.426249] ? _raw_spin_unlock_irq+0x27/0x80 [ 912.430287] Total swap = 0kB [ 912.430297] 1965979 pages RAM [ 912.438903] ? _raw_spin_unlock_irq+0x27/0x80 [ 912.442677] 0 pages HighMem/MovableOnly [ 912.442687] 342745 pages reserved [ 912.446752] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 912.450175] 0 pages cma reserved [ 912.450261] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 912.454164] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 912.454181] ? trace_hardirqs_on+0xbd/0x310 [ 912.454202] ? kasan_check_read+0x11/0x20 [ 912.459609] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 912.462572] ? __run_timers+0x7da/0xc70 [ 912.467041] ksoftirqd/0 cpuset= [ 912.470081] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 912.473247] / [ 912.477750] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 912.481688] mems_allowed=0 [ 912.545394] __run_timers+0x7e5/0xc70 [ 912.549226] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 912.554611] ? compat_start_thread+0x80/0x80 [ 912.559039] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 912.564604] ? kasan_check_write+0x14/0x20 [ 912.568856] ? finish_task_switch+0x2f5/0x900 [ 912.573369] ? __switch_to_asm+0x40/0x70 [ 912.577453] ? preempt_notifier_register+0x200/0x200 [ 912.582566] ? __switch_to_asm+0x34/0x70 [ 912.586630] ? __switch_to_asm+0x40/0x70 [ 912.590702] ? __switch_to_asm+0x34/0x70 [ 912.594772] ? __switch_to_asm+0x40/0x70 [ 912.598847] ? __switch_to_asm+0x34/0x70 [ 912.602917] ? __switch_to_asm+0x40/0x70 [ 912.606994] ? pvclock_read_flags+0x160/0x160 [ 912.611529] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 912.617096] ? check_preemption_disabled+0x48/0x200 [ 912.622136] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 912.627697] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 912.632995] ? rcu_pm_notify+0xc0/0xc0 [ 912.636899] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 912.642454] ? check_preemption_disabled+0x48/0x200 [ 912.647496] run_timer_softirq+0x52/0xb0 [ 912.651578] ? rcu_read_lock_sched_held+0x108/0x120 [ 912.656621] __do_softirq+0x30b/0xad8 [ 912.660448] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 912.665561] ? smpboot_thread_fn+0x334/0xa00 [ 912.669992] ? schedule+0x108/0x460 [ 912.673642] ? __schedule+0x1ed0/0x1ed0 [ 912.677635] ? trace_hardirqs_off+0xb8/0x310 [ 912.682082] ? ___might_sleep+0x1ed/0x300 [ 912.686239] ? smpboot_thread_fn+0x68b/0xa00 [ 912.690665] ? trace_hardirqs_on+0x310/0x310 [ 912.695101] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 912.700647] ? check_preemption_disabled+0x48/0x200 [ 912.705676] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 912.711237] ? takeover_tasklets+0xa90/0xa90 [ 912.715664] run_ksoftirqd+0x94/0x100 [ 912.719478] smpboot_thread_fn+0x68b/0xa00 [ 912.723727] ? sort_range+0x30/0x30 [ 912.727367] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 912.732521] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 912.738165] ? __kthread_parkme+0xfb/0x1a0 [ 912.742424] kthread+0x35a/0x420 [ 912.745806] ? sort_range+0x30/0x30 [ 912.749450] ? kthread_bind+0x40/0x40 [ 912.753274] ret_from_fork+0x3a/0x50 [ 912.757020] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 912.757100] aoe: skb alloc failure [ 912.763873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 912.763884] Call Trace: [ 912.767516] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 912.776782] dump_stack+0x1c4/0x2b4 [ 912.779351] ksoftirqd/1 cpuset= [ 912.789678] ? dump_stack_print_info.cold.2+0x52/0x52 [ 912.793286] / [ 912.796579] warn_alloc.cold.119+0xb7/0x1bd [ 912.801744] mems_allowed=0 [ 912.803461] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 912.815527] ? lock_downgrade+0x900/0x900 [ 912.819691] ? trace_hardirqs_off+0xb8/0x310 [ 912.824109] ? trace_hardirqs_off+0xb8/0x310 [ 912.828535] __alloc_pages_slowpath+0x2667/0x2d80 [ 912.833432] ? warn_alloc+0x120/0x120 [ 912.837247] ? warn_alloc+0x120/0x120 [ 912.841070] ? print_usage_bug+0xc0/0xc0 [ 912.845166] ? warn_alloc+0x120/0x120 [ 912.848976] ? print_usage_bug+0xc0/0xc0 [ 912.854562] ? __lock_acquire+0x7ec/0x4ec0 [ 912.858893] ? __lock_acquire+0x7ec/0x4ec0 [ 912.863134] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 912.868680] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 912.874234] ? should_fail+0x22d/0xd01 [ 912.878133] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 912.883242] ? __lock_acquire+0x7ec/0x4ec0 [ 912.887487] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 912.892608] ? __lock_acquire+0x7ec/0x4ec0 [ 912.896849] ? should_fail+0x22d/0xd01 [ 912.900770] ? mark_held_locks+0x130/0x130 [ 912.905017] ? mark_held_locks+0x130/0x130 [ 912.909265] ? graph_lock+0x170/0x170 [ 912.913094] ? print_usage_bug+0xc0/0xc0 [ 912.917171] ? graph_lock+0x170/0x170 [ 912.920975] ? print_usage_bug+0xc0/0xc0 [ 912.925040] ? wq_watchdog_touch+0x9c/0xfe [ 912.929288] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 912.934850] ? check_preemption_disabled+0x48/0x200 [ 912.939882] ? check_preemption_disabled+0x48/0x200 [ 912.944921] ? __lock_is_held+0xb5/0x140 [ 912.949089] __alloc_pages_nodemask+0xa80/0xde0 [ 912.953780] ? graph_lock+0x170/0x170 [ 912.957592] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 912.962610] ? graph_lock+0x170/0x170 [ 912.966449] ? find_held_lock+0x36/0x1c0 [ 912.970528] ? ____cache_alloc_node+0x1c7/0x1e0 [ 912.975227] ? lock_downgrade+0x900/0x900 [ 912.979420] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 912.985347] cache_grow_begin+0x91/0x8c0 [ 912.989413] ? do_raw_spin_unlock+0xa7/0x2f0 [ 912.993943] fallback_alloc+0x203/0x2e0 [ 912.997933] ____cache_alloc_node+0x1c7/0x1e0 [ 913.002440] kmem_cache_alloc_node+0xe3/0x730 [ 913.006944] ? ipv6_get_ifaddr+0x42e/0x620 [ 913.011199] __alloc_skb+0x119/0x770 [ 913.014929] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 913.020217] ? skb_scrub_packet+0x490/0x490 [ 913.024547] ? lock_downgrade+0x900/0x900 [ 913.028708] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 913.034264] ? refcount_sub_and_test_checked+0x203/0x310 [ 913.039996] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 913.045455] ? addrconf_rs_timer+0x6f0/0x6f0 [ 913.049894] ndisc_alloc_skb+0x144/0x340 [ 913.053981] ndisc_send_rs+0x331/0x6e0 [ 913.058065] addrconf_rs_timer+0x3c0/0x6f0 [ 913.062314] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 913.066573] call_timer_fn+0x272/0x920 [ 913.070484] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 913.074751] ? process_timeout+0x40/0x40 [ 913.078816] ? find_held_lock+0x36/0x1c0 [ 913.082895] ? __run_timers+0x7da/0xc70 [ 913.086879] ? _raw_spin_unlock_irq+0x27/0x80 [ 913.091393] ? _raw_spin_unlock_irq+0x27/0x80 [ 913.095901] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 913.100148] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 913.104745] ? trace_hardirqs_on+0xbd/0x310 [ 913.109081] ? kasan_check_read+0x11/0x20 [ 913.113251] ? __run_timers+0x7da/0xc70 [ 913.117234] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 913.122716] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 913.126982] __run_timers+0x7e5/0xc70 [ 913.130803] ? find_held_lock+0x36/0x1c0 [ 913.134902] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 913.140309] ? _raw_spin_unlock_irq+0x27/0x80 [ 913.144826] ? _raw_spin_unlock_irq+0x27/0x80 [ 913.149339] ? lockdep_hardirqs_on+0x421/0x5c0 [ 913.153951] ? trace_hardirqs_on+0xbd/0x310 [ 913.158294] ? kasan_check_read+0x11/0x20 [ 913.162452] ? finish_task_switch+0x1f5/0x900 [ 913.166956] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 913.172417] ? compat_start_thread+0x80/0x80 [ 913.176860] ? pvclock_read_flags+0x160/0x160 [ 913.181369] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 913.186911] ? check_preemption_disabled+0x48/0x200 [ 913.191944] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 913.197499] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 913.202851] ? rcu_pm_notify+0xc0/0xc0 [ 913.206745] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 913.212295] ? check_preemption_disabled+0x48/0x200 [ 913.217350] run_timer_softirq+0x52/0xb0 [ 913.221428] ? rcu_read_lock_sched_held+0x108/0x120 [ 913.226630] __do_softirq+0x30b/0xad8 [ 913.230447] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 913.235565] ? trace_hardirqs_off+0x310/0x310 [ 913.240096] ? schedule+0x108/0x460 [ 913.243754] ? trace_hardirqs_off+0xb8/0x310 [ 913.248180] ? smpboot_thread_fn+0x68b/0xa00 [ 913.252600] ? trace_hardirqs_on+0x310/0x310 [ 913.257027] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 913.262572] ? check_preemption_disabled+0x48/0x200 [ 913.267688] ? takeover_tasklets+0xa90/0xa90 [ 913.272114] run_ksoftirqd+0x94/0x100 [ 913.275949] smpboot_thread_fn+0x68b/0xa00 [ 913.280193] ? sort_range+0x30/0x30 [ 913.283827] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 913.288938] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 913.294498] ? __kthread_parkme+0xfb/0x1a0 [ 913.298745] kthread+0x35a/0x420 [ 913.302113] ? sort_range+0x30/0x30 [ 913.305743] ? kthread_bind+0x40/0x40 [ 913.309552] ret_from_fork+0x3a/0x50 [ 913.313295] warn_alloc_show_mem: 1 callbacks suppressed [ 913.313308] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 913.313310] Mem-Info: [ 913.313347] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 913.313347] active_file:11 inactive_file:16 isolated_file:0 [ 913.313347] unevictable:0 dirty:0 writeback:0 unstable:0 [ 913.313347] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 913.313347] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 913.313347] free:13666 free_pcp:452 free_cma:0 [ 913.318691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 913.325627] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 913.328025] Call Trace: [ 913.360908] Node 0 [ 913.370282] dump_stack+0x1c4/0x2b4 [ 913.397805] 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 [ 913.400371] ? dump_stack_print_info.cold.2+0x52/0x52 [ 913.402574] lowmem_reserve[]: 0 [ 913.406222] warn_alloc.cold.119+0xb7/0x1bd [ 913.431790] 2817 6321 [ 913.437001] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 913.440242] 6321 [ 913.444573] ? lock_downgrade+0x900/0x900 [ 913.447039] Node 0 [ 913.451899] ? trace_hardirqs_off+0xb8/0x310 [ 913.453964] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 913.458093] ? trace_hardirqs_off+0xb8/0x310 [ 913.460298] lowmem_reserve[]: [ 913.464707] __alloc_pages_slowpath+0x2667/0x2d80 [ 913.491677] 0 [ 913.496112] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 913.499161] 0 3503 [ 913.504017] ? warn_alloc+0x120/0x120 [ 913.505782] 3503 [ 913.510897] ? warn_alloc+0x120/0x120 [ 913.513106] Node 0 [ 913.516903] ? print_usage_bug+0xc0/0xc0 [ 913.518971] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 913.522740] ? warn_alloc+0x120/0x120 [ 913.524947] lowmem_reserve[]: 0 [ 913.529028] ? print_usage_bug+0xc0/0xc0 [ 913.557471] 0 0 [ 913.561291] ? mark_held_locks+0x130/0x130 [ 913.564536] 0 [ 913.568615] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 913.570565] Node 0 [ 913.574802] ? should_fail+0x22d/0xd01 [ 913.576570] DMA: 1*4kB [ 913.582135] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 913.584346] (U) [ 913.588225] ? __lock_acquire+0x7ec/0x4ec0 [ 913.590780] 0*8kB 0*16kB [ 913.595904] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 913.597844] 1*32kB (U) [ 913.602094] ? __lock_acquire+0x7ec/0x4ec0 [ 913.604818] 2*64kB (U) [ 913.609935] ? should_fail+0x22d/0xd01 [ 913.612490] 1*128kB (U) [ 913.616739] ? print_usage_bug+0xc0/0xc0 [ 913.619289] 1*256kB (U) [ 913.623184] ? mark_held_locks+0x130/0x130 [ 913.625817] 0*512kB 1*1024kB [ 913.629893] ? mark_held_locks+0x130/0x130 [ 913.632542] (U) [ 913.636782] ? lock_downgrade+0x900/0x900 [ 913.639862] 1*2048kB [ 913.644098] ? graph_lock+0x170/0x170 [ 913.646034] (M) 3*4096kB [ 913.650204] ? print_usage_bug+0xc0/0xc0 [ 913.652677] (M) [ 913.656481] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 913.659221] = 15908kB [ 913.659230] Node 0 [ 913.663291] ? check_preemption_disabled+0x48/0x200 [ 913.665234] DMA32: 1*4kB [ 913.670780] ? check_preemption_disabled+0x48/0x200 [ 913.673166] (U) [ 913.675412] ? __lock_is_held+0xb5/0x140 [ 913.680386] 0*8kB 2*16kB [ 913.683157] __alloc_pages_nodemask+0xa80/0xde0 [ 913.688149] (UM) 2*32kB [ 913.690141] ? graph_lock+0x170/0x170 [ 913.694166] (M) 2*64kB [ 913.696939] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 913.701567] (M) 4*128kB [ 913.704265] ? graph_lock+0x170/0x170 [ 913.708032] (M) 4*256kB [ 913.710645] ? find_held_lock+0x36/0x1c0 [ 913.715620] (UM) 5*512kB [ 913.718312] ? ____cache_alloc_node+0x1c7/0x1e0 [ 913.722074] (UM) 2*1024kB [ 913.724774] ? lock_downgrade+0x900/0x900 [ 913.728807] (M) 3*2048kB [ 913.731613] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 913.736262] (UM) [ 913.739116] cache_grow_begin+0x91/0x8c0 [ 913.743224] 3*4096kB (M) [ 913.745991] ? do_raw_spin_unlock+0xa7/0x2f0 [ 913.751500] = 24804kB [ 913.751511] Node 0 [ 913.753592] fallback_alloc+0x203/0x2e0 [ 913.757636] Normal: 172*4kB [ 913.760418] ____cache_alloc_node+0x1c7/0x1e0 [ 913.764807] (UMEH) 656*8kB [ 913.767246] kmem_cache_alloc_node+0xe3/0x730 [ 913.769441] (UMEH) 279*16kB [ 913.773436] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 913.776435] (UMEH) [ 913.781019] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 913.783921] 75*32kB (UMH) [ 913.788430] __alloc_skb+0x119/0x770 [ 913.791417] 2*64kB (UH) [ 913.796535] ? calc_wheel_index+0x220/0x220 [ 913.798742] 0*128kB [ 913.803409] ? skb_scrub_packet+0x490/0x490 [ 913.806221] 0*256kB 2*512kB [ 913.809951] ? vprintk_default+0x28/0x30 [ 913.812588] (U) 0*1024kB [ 913.817005] ? vprintk_func+0x85/0x181 [ 913.819296] 0*2048kB 0*4096kB [ 913.823628] ? printk+0xa7/0xcf [ 913.826616] = 13952kB [ 913.826630] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 913.830693] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 913.833883] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 913.837771] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 913.840937] 406 total pagecache pages [ 913.844218] new_skb+0x26/0x1c0 [ 913.846605] 0 pages in swap cache [ 913.855549] aoecmd_cfg+0x279/0x7f0 [ 913.860293] Swap cache stats: add 0, delete 0, find 0/0 [ 913.868876] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 913.873426] Free swap = 0kB [ 913.873436] Total swap = 0kB [ 913.877243] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 913.880492] 1965979 pages RAM [ 913.883945] ? check_preemption_disabled+0x48/0x200 [ 913.887537] 0 pages HighMem/MovableOnly [ 913.887546] 342745 pages reserved [ 913.893008] ? check_preemption_disabled+0x48/0x200 [ 913.897322] 0 pages cma reserved [ 913.900349] ? __lock_is_held+0xb5/0x140 [ 913.903417] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 913.908895] discover_timer+0x50/0x60 [ 913.908915] call_timer_fn+0x272/0x920 [ 913.908933] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 913.912161] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 913.917082] ? process_timeout+0x40/0x40 [ 913.921030] ksoftirqd/0 cpuset= [ 913.924488] ? find_held_lock+0x36/0x1c0 [ 913.929478] / [ 913.932862] ? __run_timers+0x7da/0xc70 [ 913.936894] mems_allowed=0 [ 913.943386] ? _raw_spin_unlock_irq+0x27/0x80 [ 913.991160] ? _raw_spin_unlock_irq+0x27/0x80 [ 913.995688] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 914.000555] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 914.005159] ? trace_hardirqs_on+0xbd/0x310 [ 914.009494] ? kasan_check_read+0x11/0x20 [ 914.013664] ? __run_timers+0x7da/0xc70 [ 914.017656] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 914.023134] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 914.028166] __run_timers+0x7e5/0xc70 [ 914.032020] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 914.037406] ? compat_start_thread+0x80/0x80 [ 914.041834] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 914.047400] ? kasan_check_write+0x14/0x20 [ 914.051645] ? finish_task_switch+0x2f5/0x900 [ 914.056158] ? __switch_to_asm+0x40/0x70 [ 914.060240] ? preempt_notifier_register+0x200/0x200 [ 914.065354] ? __switch_to_asm+0x34/0x70 [ 914.069421] ? __switch_to_asm+0x40/0x70 [ 914.073496] ? __switch_to_asm+0x34/0x70 [ 914.077569] ? __switch_to_asm+0x40/0x70 [ 914.081635] ? __switch_to_asm+0x34/0x70 [ 914.085700] ? __switch_to_asm+0x40/0x70 [ 914.089774] ? pvclock_read_flags+0x160/0x160 [ 914.094285] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 914.099836] ? check_preemption_disabled+0x48/0x200 [ 914.104895] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 914.110446] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 914.115742] ? rcu_pm_notify+0xc0/0xc0 [ 914.119644] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 914.125195] ? check_preemption_disabled+0x48/0x200 [ 914.130236] run_timer_softirq+0x52/0xb0 [ 914.134316] ? rcu_read_lock_sched_held+0x108/0x120 [ 914.139352] __do_softirq+0x30b/0xad8 [ 914.143172] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 914.148285] ? smpboot_thread_fn+0x334/0xa00 [ 914.152716] ? schedule+0x108/0x460 [ 914.156357] ? __schedule+0x1ed0/0x1ed0 [ 914.160347] ? trace_hardirqs_off+0xb8/0x310 [ 914.165023] ? ___might_sleep+0x1ed/0x300 [ 914.169191] ? smpboot_thread_fn+0x68b/0xa00 [ 914.173640] ? trace_hardirqs_on+0x310/0x310 [ 914.178073] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 914.183627] ? check_preemption_disabled+0x48/0x200 [ 914.188658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 914.194219] ? takeover_tasklets+0xa90/0xa90 [ 914.198653] run_ksoftirqd+0x94/0x100 [ 914.202473] smpboot_thread_fn+0x68b/0xa00 [ 914.206721] ? sort_range+0x30/0x30 [ 914.210363] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 914.215489] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 914.221043] ? __kthread_parkme+0xfb/0x1a0 [ 914.225296] kthread+0x35a/0x420 [ 914.228666] ? sort_range+0x30/0x30 [ 914.232303] ? kthread_bind+0x40/0x40 [ 914.236116] ret_from_fork+0x3a/0x50 [ 914.239874] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 914.239910] rcu: INFO: rcu_preempt self-detected stall on CPU [ 914.246727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 914.246738] Call Trace: [ 914.262086] dump_stack+0x1c4/0x2b4 [ 914.264960] rcu: 1-...!: (1 GPs behind) idle=9f6/1/0x4000000000000002 softirq=43170/43170 fqs=31 [ 914.268276] ? dump_stack_print_info.cold.2+0x52/0x52 [ 914.268303] warn_alloc.cold.119+0xb7/0x1bd [ 914.268318] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 914.268336] ? lock_downgrade+0x900/0x900 [ 914.268366] ? trace_hardirqs_off+0xb8/0x310 [ 914.268386] ? trace_hardirqs_off+0xb8/0x310 [ 914.268409] __alloc_pages_slowpath+0x2667/0x2d80 [ 914.268450] ? warn_alloc+0x120/0x120 [ 914.268470] ? warn_alloc+0x120/0x120 [ 914.268485] ? print_usage_bug+0xc0/0xc0 [ 914.268499] ? warn_alloc+0x120/0x120 [ 914.268514] ? print_usage_bug+0xc0/0xc0 [ 914.278021] rcu: [ 914.283228] ? __lock_acquire+0x7ec/0x4ec0 [ 914.287526] (t=10590 jiffies g=59021 q=20) [ 914.292377] ? __lock_acquire+0x7ec/0x4ec0 [ 914.296529] rcu: rcu_preempt kthread starved for 7260 jiffies! g59021 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 914.300929] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 914.305308] rcu: RCU grace-period kthread stack dump: [ 914.305319] rcu_preempt R [ 914.310162] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 914.313940] running task [ 914.317741] ? should_fail+0x22d/0xd01 [ 914.321783] 22560 10 2 0x80000000 [ 914.325571] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 914.329619] Call Trace: [ 914.331774] ? __lock_acquire+0x7ec/0x4ec0 [ 914.335997] __schedule+0x86c/0x1ed0 [ 914.340304] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 914.344547] ? __sched_text_start+0x8/0x8 [ 914.355033] ? __lock_acquire+0x7ec/0x4ec0 [ 914.360561] ? __mod_timer+0x6f6/0x1870 [ 914.365738] ? should_fail+0x22d/0xd01 [ 914.368840] ? add_timer_on+0x9f0/0x9f0 [ 914.374376] ? mark_held_locks+0x130/0x130 [ 914.377544] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 914.381413] ? mark_held_locks+0x130/0x130 [ 914.385548] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 914.390651] ? graph_lock+0x170/0x170 [ 914.393219] ? trace_hardirqs_on+0xbd/0x310 [ 914.397442] ? print_usage_bug+0xc0/0xc0 [ 914.401145] ? kasan_check_read+0x11/0x20 [ 914.406234] ? graph_lock+0x170/0x170 [ 914.410388] ? prepare_to_swait_event+0x25a/0x800 [ 914.414614] ? print_usage_bug+0xc0/0xc0 [ 914.418579] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 914.422449] ? wq_watchdog_touch+0x9c/0xfe [ 914.426417] schedule+0xfe/0x460 [ 914.430656] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 914.435758] ? __schedule+0x1ed0/0x1ed0 [ 914.439981] ? check_preemption_disabled+0x48/0x200 [ 914.445081] ? prepare_to_swait_event+0x25a/0x800 [ 914.448895] ? check_preemption_disabled+0x48/0x200 [ 914.453214] ? __init_swait_queue_head+0x150/0x150 [ 914.457262] ? __lock_is_held+0xb5/0x140 [ 914.461398] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 914.465184] __alloc_pages_nodemask+0xa80/0xde0 [ 914.470024] ? __lockdep_init_map+0x105/0x590 [ 914.474074] ? graph_lock+0x170/0x170 [ 914.479515] ? lockdep_init_map+0x9/0x10 [ 914.483741] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 914.487114] schedule_timeout+0x140/0x260 [ 914.492642] ? graph_lock+0x170/0x170 [ 914.496605] ? usleep_range+0x1a0/0x1a0 [ 914.501619] ? find_held_lock+0x36/0x1c0 [ 914.506453] ? __next_timer_interrupt+0x1a0/0x1a0 [ 914.511469] ? ____cache_alloc_node+0x1c7/0x1e0 [ 914.516411] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 914.520457] ? lock_downgrade+0x900/0x900 [ 914.525554] rcu_gp_kthread+0x9d9/0x2310 [ 914.530220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 914.534724] ? rcu_gp_init+0x1830/0x1830 [ 914.538496] cache_grow_begin+0x91/0x8c0 [ 914.542544] ? update_curr+0x344/0xbe0 [ 914.547556] ? do_raw_spin_unlock+0xa7/0x2f0 [ 914.551693] ? graph_lock+0x170/0x170 [ 914.555502] fallback_alloc+0x203/0x2e0 [ 914.559455] ? __account_cfs_rq_runtime+0x790/0x790 [ 914.563510] ____cache_alloc_node+0x1c7/0x1e0 [ 914.568343] ? __lock_acquire+0x7ec/0x4ec0 [ 914.573015] kmem_cache_alloc_node+0xe3/0x730 [ 914.578540] ? graph_lock+0x170/0x170 [ 914.582677] ? ipv6_get_ifaddr+0x42e/0x620 [ 914.586724] ? mark_held_locks+0x130/0x130 [ 914.592254] __alloc_skb+0x119/0x770 [ 914.596306] ? __lock_is_held+0xb5/0x140 [ 914.600362] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 914.604232] ? __account_cfs_rq_runtime+0x790/0x790 [ 914.608655] ? skb_scrub_packet+0x490/0x490 [ 914.612451] ? set_next_entity+0x30c/0xc40 [ 914.616405] ? lock_downgrade+0x900/0x900 [ 914.621421] ? mark_held_locks+0x130/0x130 [ 914.625905] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 914.630147] ? rcu_read_lock_sched_held+0x108/0x120 [ 914.634641] ? refcount_sub_and_test_checked+0x203/0x310 [ 914.638429] ? select_task_rq_fair+0x34f0/0x34f0 [ 914.642649] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 914.646870] ? __enqueue_entity+0x10d/0x1f0 [ 914.650584] ? addrconf_rs_timer+0x6f0/0x6f0 [ 914.654633] ? graph_lock+0x170/0x170 [ 914.659902] ndisc_alloc_skb+0x144/0x340 [ 914.664896] ? __lock_is_held+0x51/0x140 [ 914.669216] ndisc_send_rs+0x331/0x6e0 [ 914.673439] ? graph_lock+0x170/0x170 [ 914.677577] addrconf_rs_timer+0x3c0/0x6f0 [ 914.681794] ? set_curr_task_stop+0x90/0xf0 [ 914.687323] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 914.692336] ? __lock_is_held+0x50/0x140 [ 914.697778] call_timer_fn+0x272/0x920 [ 914.702525] ? _raw_spin_unlock_irq+0x27/0x80 [ 914.707975] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 914.712281] ? _raw_spin_unlock_irq+0x27/0x80 [ 914.716681] ? process_timeout+0x40/0x40 [ 914.720473] ? lockdep_hardirqs_on+0x421/0x5c0 [ 914.724532] ? find_held_lock+0x36/0x1c0 [ 914.728592] ? trace_hardirqs_on+0xbd/0x310 [ 914.732473] ? __run_timers+0x7da/0xc70 [ 914.736261] ? kasan_check_read+0x11/0x20 [ 914.740478] ? _raw_spin_unlock_irq+0x27/0x80 [ 914.744793] ? mark_held_locks+0x130/0x130 [ 914.749020] ? _raw_spin_unlock_irq+0x27/0x80 [ 914.753073] ? audit_add_watch+0x5c1/0xdc0 [ 914.756947] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 914.761437] ? kasan_check_write+0x14/0x20 [ 914.765665] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 914.770149] ? finish_task_switch+0x2f5/0x900 [ 914.774197] ? trace_hardirqs_on+0xbd/0x310 [ 914.778860] ? __switch_to_asm+0x40/0x70 [ 914.782902] ? kasan_check_read+0x11/0x20 [ 914.787223] ? preempt_notifier_register+0x200/0x200 [ 914.791196] ? __run_timers+0x7da/0xc70 [ 914.795333] ? __switch_to_asm+0x34/0x70 [ 914.795349] ? __switch_to_asm+0x34/0x70 [ 914.799850] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 914.804086] ? __switch_to_asm+0x40/0x70 [ 914.808584] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 914.812801] ? __switch_to_asm+0x40/0x70 [ 914.817021] __run_timers+0x7e5/0xc70 [ 914.821237] ? __switch_to_asm+0x34/0x70 [ 914.825813] ? find_held_lock+0x36/0x1c0 [ 914.830298] ? __switch_to_asm+0x40/0x70 [ 914.834613] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 914.838654] ? __switch_to_asm+0x34/0x70 [ 914.838669] ? __switch_to_asm+0x34/0x70 [ 914.842902] ? _raw_spin_unlock_irq+0x27/0x80 [ 914.847997] ? __switch_to_asm+0x40/0x70 [ 914.848014] ? __switch_to_asm+0x40/0x70 [ 914.853505] ? _raw_spin_unlock_irq+0x27/0x80 [ 914.857554] ? __switch_to_asm+0x34/0x70 [ 914.861601] ? lockdep_hardirqs_on+0x421/0x5c0 [ 914.867058] ? __switch_to_asm+0x40/0x70 [ 914.871103] ? trace_hardirqs_on+0xbd/0x310 [ 914.875327] ? __schedule+0x874/0x1ed0 [ 914.879370] ? kasan_check_read+0x11/0x20 [ 914.879388] ? finish_task_switch+0x1f5/0x900 [ 914.883183] ? __switch_to_asm+0x40/0x70 [ 914.887244] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 914.891290] ? __switch_to_asm+0x40/0x70 [ 914.895358] ? compat_start_thread+0x80/0x80 [ 914.900704] ? graph_lock+0x170/0x170 [ 914.904764] ? pvclock_read_flags+0x160/0x160 [ 914.908811] ? __sched_text_start+0x8/0x8 [ 914.913293] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 914.917342] ? find_held_lock+0x36/0x1c0 [ 914.921385] ? check_preemption_disabled+0x48/0x200 [ 914.925885] ? __kthread_parkme+0xce/0x1a0 [ 914.929931] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 914.934495] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 914.938539] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 914.942860] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 914.946735] ? rcu_pm_notify+0xc0/0xc0 [ 914.950872] ? lockdep_hardirqs_on+0x421/0x5c0 [ 914.955360] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 914.959401] ? trace_hardirqs_on+0xbd/0x310 [ 914.964854] ? check_preemption_disabled+0x48/0x200 [ 914.968908] ? kasan_check_read+0x11/0x20 [ 914.973307] run_timer_softirq+0x52/0xb0 [ 914.977095] ? __kthread_parkme+0xce/0x1a0 [ 914.982137] ? rcu_read_lock_sched_held+0x108/0x120 [ 914.986273] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 914.991883] __do_softirq+0x30b/0xad8 [ 914.995933] ? kasan_check_write+0x14/0x20 [ 915.000958] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 915.005180] ? do_raw_spin_lock+0xc1/0x200 [ 915.010788] ? trace_hardirqs_off+0x310/0x310 [ 915.015883] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 915.021158] ? schedule+0x108/0x460 [ 915.026256] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 915.030131] ? trace_hardirqs_off+0xb8/0x310 [ 915.034699] ? __kthread_parkme+0xfb/0x1a0 [ 915.040425] ? smpboot_thread_fn+0x68b/0xa00 [ 915.044750] kthread+0x35a/0x420 [ 915.049755] ? trace_hardirqs_on+0x310/0x310 [ 915.053887] ? rcu_gp_init+0x1830/0x1830 [ 915.057949] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 915.062174] ? kthread_bind+0x40/0x40 [ 915.067179] ? check_preemption_disabled+0x48/0x200 [ 915.072617] ret_from_fork+0x3a/0x50 [ 915.076416] ? takeover_tasklets+0xa90/0xa90 [ 915.080819] NMI backtrace for cpu 1 [ 915.085908] run_ksoftirqd+0x94/0x100 [ 915.163752] smpboot_thread_fn+0x68b/0xa00 [ 915.168000] ? sort_range+0x30/0x30 [ 915.171638] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 915.176746] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 915.182287] ? __kthread_parkme+0xfb/0x1a0 [ 915.186542] kthread+0x35a/0x420 [ 915.189919] ? sort_range+0x30/0x30 [ 915.193548] ? kthread_bind+0x40/0x40 [ 915.197360] ret_from_fork+0x3a/0x50 [ 915.201098] warn_alloc_show_mem: 1 callbacks suppressed [ 915.201110] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 915.201112] Mem-Info: [ 915.201145] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 915.201145] active_file:11 inactive_file:16 isolated_file:0 [ 915.201145] unevictable:0 dirty:0 writeback:0 unstable:0 [ 915.201145] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 915.201145] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 915.201145] free:13666 free_pcp:452 free_cma:0 [ 915.206491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 915.213430] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 915.215829] Call Trace: [ 915.248706] Node 0 [ 915.258066] [ 915.285583] 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 [ 915.288147] dump_stack+0x1c4/0x2b4 [ 915.290352] lowmem_reserve[]: 0 [ 915.292512] ? dump_stack_print_info.cold.2+0x52/0x52 [ 915.317989] 2817 6321 [ 915.321633] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 915.324876] 6321 [ 915.330085] ? trace_hardirqs_off+0xb8/0x310 [ 915.332559] Node 0 [ 915.338104] nmi_cpu_backtrace.cold.3+0x63/0xa2 [ 915.340165] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 915.344548] ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f [ 915.346747] lowmem_reserve[]: 0 [ 915.351433] nmi_trigger_cpumask_backtrace+0x1b3/0x1ed [ 915.378314] 0 3503 [ 915.383530] arch_trigger_cpumask_backtrace+0x14/0x20 [ 915.386770] 3503 [ 915.392074] rcu_dump_cpu_stacks+0x175/0x1c2 [ 915.394287] Node 0 [ 915.399479] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 915.401539] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 915.405920] print_cpu_stall.cold.78+0x2d3/0x524 [ 915.408118] lowmem_reserve[]: 0 [ 915.413153] ? rcu_dynticks_snap+0x30/0x30 [ 915.441584] 0 0 [ 915.446371] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 915.449619] 0 [ 915.453864] ? check_preemption_disabled+0x48/0x200 [ 915.455813] Node 0 [ 915.461346] ? check_preemption_disabled+0x48/0x200 [ 915.463124] DMA: [ 915.468144] ? rcu_test_sync_prims+0x30/0x30 [ 915.470359] 1*4kB [ 915.475374] ? __lock_is_held+0xb5/0x140 [ 915.477408] (U) [ 915.481812] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 915.483928] 0*8kB 0*16kB [ 915.488001] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 915.489944] 1*32kB (U) [ 915.495484] ? check_preemption_disabled+0x48/0x200 [ 915.498211] 2*64kB (U) [ 915.503765] rcu_check_callbacks+0xfd9/0x1990 [ 915.506326] 1*128kB [ 915.511345] ? rcu_cpu_stall_reset+0x220/0x220 [ 915.513892] (U) [ 915.518404] ? lock_release+0x970/0x970 [ 915.520699] 1*256kB (U) [ 915.525306] ? graph_lock+0x170/0x170 [ 915.527250] 0*512kB 1*1024kB [ 915.531233] ? graph_lock+0x170/0x170 [ 915.533873] (U) [ 915.537676] ? graph_lock+0x170/0x170 [ 915.540759] 1*2048kB [ 915.544555] ? graph_lock+0x170/0x170 [ 915.546504] (M) [ 915.550316] ? find_held_lock+0x36/0x1c0 [ 915.552695] 3*4096kB (M) [ 915.556509] ? cpuacct_account_field+0x219/0x3d0 [ 915.558459] = 15908kB [ 915.562517] ? graph_lock+0x170/0x170 [ 915.565247] Node 0 [ 915.569999] ? find_held_lock+0x36/0x1c0 [ 915.572380] DMA32: 1*4kB [ 915.576204] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 915.578419] (U) [ 915.582476] ? check_preemption_disabled+0x48/0x200 [ 915.585206] 0*8kB [ 915.590741] ? check_preemption_disabled+0x48/0x200 [ 915.592694] 2*16kB [ 915.597713] ? trace_hardirqs_off+0xb8/0x310 [ 915.599833] (UM) [ 915.604855] ? __lock_is_held+0xb5/0x140 [ 915.607069] 2*32kB [ 915.611488] ? trace_hardirqs_on+0x310/0x310 [ 915.613527] (M) [ 915.617582] ? check_preemption_disabled+0x48/0x200 [ 915.619786] 2*64kB (M) [ 915.624211] ? raise_softirq+0x199/0x420 [ 915.626153] 4*128kB (M) [ 915.631185] ? raise_softirq_irqoff+0x2e0/0x2e0 [ 915.633740] 4*256kB [ 915.637797] ? account_system_index_time+0x333/0x5d0 [ 915.640439] (UM) [ 915.645119] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 915.647413] 5*512kB (UM) [ 915.652529] ? check_preemption_disabled+0x48/0x200 [ 915.654565] 2*1024kB [ 915.660100] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 915.662828] (M) [ 915.667861] ? hrtimer_run_queues+0x9a/0x400 [ 915.670240] 3*2048kB [ 915.675775] ? run_local_timers+0x19b/0x230 [ 915.677720] (UM) [ 915.682126] ? timer_clear_idle+0x90/0x90 [ 915.684517] 3*4096kB [ 915.688842] ? irqtime_account_process_tick.isra.6+0x38e/0x490 [ 915.690873] (M) [ 915.695022] ? account_process_tick+0x282/0x350 [ 915.697403] = 24804kB [ 915.703643] update_process_times+0x2d/0x70 [ 915.705598] Node 0 [ 915.710267] tick_sched_handle+0x9f/0x180 [ 915.712645] Normal: 172*4kB [ 915.716973] tick_sched_timer+0x45/0x130 [ 915.719188] (UMEH) [ 915.723340] __hrtimer_run_queues+0x41c/0x10d0 [ 915.726342] 656*8kB [ 915.730408] ? tick_sched_do_timer+0x1a0/0x1a0 [ 915.732608] (UMEH) [ 915.737192] ? hrtimer_start_range_ns+0xe00/0xe00 [ 915.739482] 279*16kB (UMEH) [ 915.744086] ? pvclock_read_flags+0x160/0x160 [ 915.746293] 75*32kB (UMH) [ 915.751146] ? trace_hardirqs_on+0x310/0x310 [ 915.754153] 2*64kB (UH) [ 915.758664] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 915.761487] 0*128kB [ 915.765901] ? kvm_clock_read+0x18/0x30 [ 915.768535] 0*256kB 2*512kB [ 915.773557] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 915.775867] (U) [ 915.779853] ? ktime_get_update_offsets_now+0x3b6/0x550 [ 915.782840] 0*1024kB [ 915.787864] ? do_timer+0x50/0x50 [ 915.789825] 0*2048kB [ 915.795198] ? trace_hardirqs_on+0x310/0x310 [ 915.797586] 0*4096kB [ 915.801041] ? do_raw_spin_lock+0xc1/0x200 [ 915.803448] = 13952kB [ 915.807865] hrtimer_interrupt+0x313/0x780 [ 915.810248] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 915.814495] smp_apic_timer_interrupt+0x1a1/0x760 [ 915.816865] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 915.816874] 406 total pagecache pages [ 915.821109] ? smp_call_function_single_interrupt+0x650/0x650 [ 915.829923] 0 pages in swap cache [ 915.834775] ? interrupt_entry+0xb5/0xf0 [ 915.843332] Swap cache stats: add 0, delete 0, find 0/0 [ 915.847133] ? trace_hardirqs_off_caller+0xbb/0x310 [ 915.853152] Free swap = 0kB [ 915.856613] ? trace_hardirqs_off_caller+0xbb/0x310 [ 915.860647] Total swap = 0kB [ 915.866015] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 915.871011] 1965979 pages RAM [ 915.874035] ? trace_hardirqs_on_caller+0x310/0x310 [ 915.879016] 0 pages HighMem/MovableOnly [ 915.879025] 342745 pages reserved [ 915.882062] ? trace_hardirqs_on_caller+0x310/0x310 [ 915.886872] 0 pages cma reserved [ 915.886958] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 915.889992] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 915.895158] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 915.898949] ? check_preemption_disabled+0x48/0x200 [ 915.902375] ksoftirqd/0 cpuset= [ 915.907489] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 915.910826] / [ 915.917326] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 915.922841] mems_allowed=0 [ 915.933178] apic_timer_interrupt+0xf/0x20 [ 915.960704] [ 915.962952] RIP: 0010:kmem_cache_alloc_node+0x247/0x730 [ 915.968333] Code: 40 7e 0f 85 32 ff ff ff e8 45 c1 3e ff e9 28 ff ff ff e8 7c 23 c3 ff 48 83 3d 3c 6d 90 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 4b [ 915.987738] RSP: 0000:ffff8801d9b573a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 915.995466] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1003b367dac [ 916.002749] RDX: 0000000000000000 RSI: ffff8801d9b3ed68 RDI: 0000000000000286 [ 916.010033] RBP: ffff8801d9b57410 R08: ffff8801d9b3ed60 R09: 0000000000000002 [ 916.017324] R10: 0000000000000000 R11: ffff8801d9b3e4c0 R12: ffff8801d9be8800 [ 916.024610] R13: ffff8801d9be8800 R14: 0000000000000000 R15: 0000000000000286 [ 916.032024] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 916.037142] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 916.041733] __alloc_skb+0x119/0x770 [ 916.045462] ? calc_wheel_index+0x220/0x220 [ 916.049796] ? skb_scrub_packet+0x490/0x490 [ 916.054134] ? vprintk_default+0x28/0x30 [ 916.058202] ? vprintk_func+0x85/0x181 [ 916.062096] ? printk+0xa7/0xcf [ 916.065392] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 916.070172] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 916.074776] new_skb+0x26/0x1c0 [ 916.078069] aoecmd_cfg+0x279/0x7f0 [ 916.081711] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 916.086074] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 916.091616] ? check_preemption_disabled+0x48/0x200 [ 916.096636] ? check_preemption_disabled+0x48/0x200 [ 916.101684] ? __lock_is_held+0xb5/0x140 [ 916.105774] discover_timer+0x50/0x60 [ 916.109582] call_timer_fn+0x272/0x920 [ 916.113487] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 916.118339] ? process_timeout+0x40/0x40 [ 916.122412] ? find_held_lock+0x36/0x1c0 [ 916.126498] ? __run_timers+0x7da/0xc70 [ 916.130486] ? _raw_spin_unlock_irq+0x27/0x80 [ 916.134991] ? _raw_spin_unlock_irq+0x27/0x80 [ 916.139491] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 916.144349] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 916.148943] ? trace_hardirqs_on+0xbd/0x310 [ 916.153280] ? kasan_check_read+0x11/0x20 [ 916.157439] ? __run_timers+0x7da/0xc70 [ 916.161432] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 916.166911] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 916.171767] __run_timers+0x7e5/0xc70 [ 916.175599] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 916.180986] ? compat_start_thread+0x80/0x80 [ 916.185415] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 916.190973] ? kasan_check_write+0x14/0x20 [ 916.195225] ? finish_task_switch+0x2f5/0x900 [ 916.199733] ? __switch_to_asm+0x40/0x70 [ 916.203809] ? preempt_notifier_register+0x200/0x200 [ 916.208922] ? __switch_to_asm+0x34/0x70 [ 916.213076] ? __switch_to_asm+0x40/0x70 [ 916.217148] ? __switch_to_asm+0x34/0x70 [ 916.221260] ? __switch_to_asm+0x40/0x70 [ 916.225325] ? __switch_to_asm+0x34/0x70 [ 916.229395] ? __switch_to_asm+0x40/0x70 [ 916.233481] ? pvclock_read_flags+0x160/0x160 [ 916.237997] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 916.243547] ? check_preemption_disabled+0x48/0x200 [ 916.248582] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 916.254133] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 916.259432] ? rcu_pm_notify+0xc0/0xc0 [ 916.263327] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 916.268876] ? check_preemption_disabled+0x48/0x200 [ 916.273912] run_timer_softirq+0x52/0xb0 [ 916.277986] ? rcu_read_lock_sched_held+0x108/0x120 [ 916.283013] __do_softirq+0x30b/0xad8 [ 916.286840] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 916.291959] ? smpboot_thread_fn+0x334/0xa00 [ 916.296388] ? schedule+0x108/0x460 [ 916.300025] ? __schedule+0x1ed0/0x1ed0 [ 916.304020] ? trace_hardirqs_off+0xb8/0x310 [ 916.308445] ? ___might_sleep+0x1ed/0x300 [ 916.312615] ? smpboot_thread_fn+0x68b/0xa00 [ 916.317036] ? trace_hardirqs_on+0x310/0x310 [ 916.321462] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 916.327005] ? check_preemption_disabled+0x48/0x200 [ 916.332039] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 916.337597] ? takeover_tasklets+0xa90/0xa90 [ 916.342016] run_ksoftirqd+0x94/0x100 [ 916.345831] smpboot_thread_fn+0x68b/0xa00 [ 916.350094] ? sort_range+0x30/0x30 [ 916.353730] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 916.358837] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 916.364396] ? __kthread_parkme+0xfb/0x1a0 [ 916.368650] kthread+0x35a/0x420 [ 916.372025] ? sort_range+0x30/0x30 [ 916.375684] ? kthread_bind+0x40/0x40 [ 916.379494] ret_from_fork+0x3a/0x50 [ 916.383252] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 916.383686] aoe: skb alloc failure [ 916.390099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 916.390104] Call Trace: [ 916.390127] dump_stack+0x1c4/0x2b4 [ 916.390142] ? dump_stack_print_info.cold.2+0x52/0x52 [ 916.390168] warn_alloc.cold.119+0xb7/0x1bd [ 916.393810] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 916.403144] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 916.405706] ksoftirqd/1 cpuset= [ 916.409333] ? lock_downgrade+0x900/0x900 [ 916.414500] / [ 916.418822] ? trace_hardirqs_off+0xb8/0x310 [ 916.429107] mems_allowed=0 [ 916.450439] ? trace_hardirqs_off+0xb8/0x310 [ 916.454863] __alloc_pages_slowpath+0x2667/0x2d80 [ 916.459767] ? warn_alloc+0x120/0x120 [ 916.463581] ? warn_alloc+0x120/0x120 [ 916.467387] ? print_usage_bug+0xc0/0xc0 [ 916.471467] ? warn_alloc+0x120/0x120 [ 916.475279] ? print_usage_bug+0xc0/0xc0 [ 916.479356] ? __lock_acquire+0x7ec/0x4ec0 [ 916.483593] ? __lock_acquire+0x7ec/0x4ec0 [ 916.487835] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 916.493391] ? should_fail+0x22d/0xd01 [ 916.497287] ? __lock_acquire+0x7ec/0x4ec0 [ 916.501549] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 916.506659] ? __lock_acquire+0x7ec/0x4ec0 [ 916.510903] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 916.516019] ? __lock_acquire+0x7ec/0x4ec0 [ 916.520268] ? should_fail+0x22d/0xd01 [ 916.524169] ? mark_held_locks+0x130/0x130 [ 916.528430] ? mark_held_locks+0x130/0x130 [ 916.532688] ? mark_held_locks+0xc7/0x130 [ 916.536841] ? print_usage_bug+0xc0/0xc0 [ 916.540941] ? graph_lock+0x170/0x170 [ 916.544743] ? print_usage_bug+0xc0/0xc0 [ 916.548818] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 916.554380] ? check_preemption_disabled+0x48/0x200 [ 916.559404] ? check_preemption_disabled+0x48/0x200 [ 916.564446] ? __lock_is_held+0xb5/0x140 [ 916.568524] __alloc_pages_nodemask+0xa80/0xde0 [ 916.573216] ? graph_lock+0x170/0x170 [ 916.577041] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 916.582086] ? graph_lock+0x170/0x170 [ 916.585913] ? find_held_lock+0x36/0x1c0 [ 916.590008] ? ____cache_alloc_node+0x1c7/0x1e0 [ 916.594706] ? lock_downgrade+0x900/0x900 [ 916.598876] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 916.604433] cache_grow_begin+0x91/0x8c0 [ 916.608510] ? do_raw_spin_unlock+0xa7/0x2f0 [ 916.612942] fallback_alloc+0x203/0x2e0 [ 916.616937] ____cache_alloc_node+0x1c7/0x1e0 [ 916.621453] kmem_cache_alloc_node+0xe3/0x730 [ 916.625956] ? ipv6_get_ifaddr+0x42e/0x620 [ 916.630205] __alloc_skb+0x119/0x770 [ 916.633936] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 916.639240] ? skb_scrub_packet+0x490/0x490 [ 916.643599] ? lock_downgrade+0x900/0x900 [ 916.647765] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 916.653311] ? refcount_sub_and_test_checked+0x203/0x310 [ 916.658817] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 916.664276] ? addrconf_rs_timer+0x6f0/0x6f0 [ 916.668701] ndisc_alloc_skb+0x144/0x340 [ 916.672772] ndisc_send_rs+0x331/0x6e0 [ 916.676699] addrconf_rs_timer+0x3c0/0x6f0 [ 916.680953] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 916.685202] call_timer_fn+0x272/0x920 [ 916.689094] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 916.693348] ? process_timeout+0x40/0x40 [ 916.697415] ? find_held_lock+0x36/0x1c0 [ 916.701490] ? __run_timers+0x7da/0xc70 [ 916.705475] ? _raw_spin_unlock_irq+0x27/0x80 [ 916.709974] ? _raw_spin_unlock_irq+0x27/0x80 [ 916.714490] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 916.718828] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 916.723414] ? trace_hardirqs_on+0xbd/0x310 [ 916.727739] ? kasan_check_read+0x11/0x20 [ 916.731906] ? __run_timers+0x7da/0xc70 [ 916.735894] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 916.741392] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 916.745644] __run_timers+0x7e5/0xc70 [ 916.749452] ? find_held_lock+0x36/0x1c0 [ 916.753541] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 916.758916] ? _raw_spin_unlock_irq+0x27/0x80 [ 916.763411] ? _raw_spin_unlock_irq+0x27/0x80 [ 916.767912] ? lockdep_hardirqs_on+0x421/0x5c0 [ 916.772512] ? trace_hardirqs_on+0xbd/0x310 [ 916.776843] ? kasan_check_read+0x11/0x20 [ 916.780995] ? finish_task_switch+0x1f5/0x900 [ 916.785498] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 916.790968] ? compat_start_thread+0x80/0x80 [ 916.795404] ? pvclock_read_flags+0x160/0x160 [ 916.799915] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 916.805456] ? check_preemption_disabled+0x48/0x200 [ 916.810497] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 916.816042] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 916.821333] ? rcu_pm_notify+0xc0/0xc0 [ 916.825243] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 916.830803] ? check_preemption_disabled+0x48/0x200 [ 916.835849] run_timer_softirq+0x52/0xb0 [ 916.839925] ? rcu_read_lock_sched_held+0x108/0x120 [ 916.844960] __do_softirq+0x30b/0xad8 [ 916.848793] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 916.855429] ? trace_hardirqs_off+0x310/0x310 [ 916.859948] ? schedule+0x108/0x460 [ 916.863595] ? trace_hardirqs_off+0xb8/0x310 [ 916.868012] ? smpboot_thread_fn+0x68b/0xa00 [ 916.872443] ? trace_hardirqs_on+0x310/0x310 [ 916.876869] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 916.882422] ? check_preemption_disabled+0x48/0x200 [ 916.887456] ? takeover_tasklets+0xa90/0xa90 [ 916.891889] run_ksoftirqd+0x94/0x100 [ 916.895707] smpboot_thread_fn+0x68b/0xa00 [ 916.899953] ? sort_range+0x30/0x30 [ 916.903591] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 916.908699] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 916.914253] ? __kthread_parkme+0xfb/0x1a0 [ 916.918501] kthread+0x35a/0x420 [ 916.921870] ? sort_range+0x30/0x30 [ 916.925498] ? kthread_bind+0x40/0x40 [ 916.929333] ret_from_fork+0x3a/0x50 [ 916.933085] Mem-Info: [ 916.933100] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 916.933113] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 916.935541] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 916.935541] active_file:11 inactive_file:16 isolated_file:0 [ 916.935541] unevictable:0 dirty:0 writeback:0 unstable:0 [ 916.935541] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 916.935541] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 916.935541] free:13666 free_pcp:452 free_cma:0 [ 916.942534] Call Trace: [ 916.951937] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 916.985327] dump_stack+0x1c4/0x2b4 [ 916.987901] Node 0 [ 917.015499] ? dump_stack_print_info.cold.2+0x52/0x52 [ 917.019138] 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 [ 917.021360] warn_alloc.cold.119+0xb7/0x1bd [ 917.026509] lowmem_reserve[]: 0 [ 917.052036] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 917.056352] 2817 [ 917.059638] ? lock_downgrade+0x900/0x900 [ 917.064445] 6321 6321 [ 917.066525] ? trace_hardirqs_off+0xb8/0x310 [ 917.073152] ? trace_hardirqs_off+0xb8/0x310 [ 917.077541] Node 0 DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 917.081988] __alloc_pages_slowpath+0x2667/0x2d80 [ 917.082026] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 917.109495] lowmem_reserve[]: [ 917.114381] ? warn_alloc+0x120/0x120 [ 917.119456] 0 0 [ 917.122591] ? warn_alloc+0x120/0x120 [ 917.126362] 3503 3503 [ 917.128351] ? print_usage_bug+0xc0/0xc0 [ 917.132129] Node 0 [ 917.134628] ? warn_alloc+0x120/0x120 [ 917.138694] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 917.140920] ? print_usage_bug+0xc0/0xc0 [ 917.144693] lowmem_reserve[]: 0 [ 917.173190] ? mark_held_locks+0x130/0x130 [ 917.177240] 0 [ 917.180529] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 917.184730] 0 0 [ 917.186548] ? should_fail+0x22d/0xd01 [ 917.192070] Node 0 [ 917.194066] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 917.197927] DMA: [ 917.200169] ? __lock_acquire+0x7ec/0x4ec0 [ 917.205244] 1*4kB [ 917.207307] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 917.211502] (U) 0*8kB [ 917.213663] ? __lock_acquire+0x7ec/0x4ec0 [ 917.218741] 0*16kB 1*32kB [ 917.221256] ? should_fail+0x22d/0xd01 [ 917.225451] (U) 2*64kB [ 917.228314] ? mark_held_locks+0x130/0x130 [ 917.232170] (U) [ 917.234761] ? mark_held_locks+0x130/0x130 [ 917.238970] 1*128kB (U) [ 917.240961] ? lock_downgrade+0x900/0x900 [ 917.245162] 1*256kB (U) [ 917.247858] ? graph_lock+0x170/0x170 [ 917.251954] 0*512kB 1*1024kB [ 917.254634] ? graph_lock+0x170/0x170 [ 917.258410] (U) [ 917.261517] ? graph_lock+0x170/0x170 [ 917.265387] 1*2048kB (M) [ 917.267376] ? print_usage_bug+0xc0/0xc0 [ 917.271142] 3*4096kB (M) [ 917.273910] ? do_raw_spin_unlock+0xa7/0x2f0 [ 917.277944] = 15908kB [ 917.277954] Node 0 [ 917.280724] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 917.285113] DMA32: [ 917.287531] ? check_preemption_disabled+0x48/0x200 [ 917.289746] 1*4kB [ 917.295289] ? check_preemption_disabled+0x48/0x200 [ 917.297527] (U) [ 917.302553] ? __lock_is_held+0xb5/0x140 [ 917.304677] 0*8kB [ 917.309696] __alloc_pages_nodemask+0xa80/0xde0 [ 917.311635] 2*16kB (UM) [ 917.315702] ? graph_lock+0x170/0x170 [ 917.317825] 2*32kB (M) [ 917.322513] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 917.325156] 2*64kB [ 917.328953] ? graph_lock+0x170/0x170 [ 917.331508] (M) [ 917.336548] ? find_held_lock+0x36/0x1c0 [ 917.338750] 4*128kB (M) [ 917.342567] ? ____cache_alloc_node+0x1c7/0x1e0 [ 917.344502] 4*256kB (UM) [ 917.348572] ? lock_downgrade+0x900/0x900 [ 917.351218] 5*512kB [ 917.356147] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 917.358870] (UM) 2*1024kB [ 917.363035] cache_grow_begin+0x91/0x8c0 [ 917.365326] (M) [ 917.370865] ? do_raw_spin_unlock+0xa7/0x2f0 [ 917.373670] 3*2048kB (UM) [ 917.377744] fallback_alloc+0x203/0x2e0 [ 917.379683] 3*4096kB (M) [ 917.384121] ____cache_alloc_node+0x1c7/0x1e0 [ 917.386924] = 24804kB [ 917.386933] Node 0 [ 917.390907] kmem_cache_alloc_node+0xe3/0x730 [ 917.393631] Normal: [ 917.398132] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 917.400515] 172*4kB [ 917.402751] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 917.407210] (UMEH) 656*8kB [ 917.409556] __alloc_skb+0x119/0x770 [ 917.414622] (UMEH) 279*16kB [ 917.416961] ? calc_wheel_index+0x220/0x220 [ 917.421514] (UMEH) 75*32kB [ 917.424459] ? skb_scrub_packet+0x490/0x490 [ 917.428134] (UMH) 2*64kB [ 917.431169] ? vprintk_default+0x28/0x30 [ 917.435456] (UH) 0*128kB [ 917.438407] ? vprintk_func+0x85/0x181 [ 917.442699] 0*256kB 2*512kB [ 917.445468] ? printk+0xa7/0xcf [ 917.449495] (U) 0*1024kB [ 917.452260] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 917.456119] 0*2048kB 0*4096kB [ 917.459151] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 917.462393] = 13952kB [ 917.462407] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 917.465162] new_skb+0x26/0x1c0 [ 917.469905] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 917.469914] 406 total pagecache pages [ 917.473105] aoecmd_cfg+0x279/0x7f0 [ 917.477845] 0 pages in swap cache [ 917.480269] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 917.489078] Swap cache stats: add 0, delete 0, find 0/0 [ 917.489088] Free swap = 0kB [ 917.492372] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 917.500921] Total swap = 0kB [ 917.500931] 1965979 pages RAM [ 917.504734] ? check_preemption_disabled+0x48/0x200 [ 917.508329] 0 pages HighMem/MovableOnly [ 917.508338] 342745 pages reserved [ 917.511786] ? check_preemption_disabled+0x48/0x200 [ 917.516089] 0 pages cma reserved [ 917.516174] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 917.521470] ? __lock_is_held+0xb5/0x140 [ 917.524583] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 917.530007] discover_timer+0x50/0x60 [ 917.532999] ksoftirqd/0 cpuset= [ 917.536116] call_timer_fn+0x272/0x920 [ 917.541112] / [ 917.545100] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 917.548531] mems_allowed=0 [ 917.553550] ? process_timeout+0x40/0x40 [ 917.602248] ? find_held_lock+0x36/0x1c0 [ 917.606330] ? __run_timers+0x7da/0xc70 [ 917.610310] ? _raw_spin_unlock_irq+0x27/0x80 [ 917.614838] ? _raw_spin_unlock_irq+0x27/0x80 [ 917.619400] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 917.624260] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 917.628857] ? trace_hardirqs_on+0xbd/0x310 [ 917.633187] ? kasan_check_read+0x11/0x20 [ 917.637354] ? __run_timers+0x7da/0xc70 [ 917.641343] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 917.646819] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 917.651678] __run_timers+0x7e5/0xc70 [ 917.655513] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 917.660892] ? compat_start_thread+0x80/0x80 [ 917.665314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 917.670875] ? kasan_check_write+0x14/0x20 [ 917.675129] ? finish_task_switch+0x2f5/0x900 [ 917.679638] ? __switch_to_asm+0x40/0x70 [ 917.683712] ? preempt_notifier_register+0x200/0x200 [ 917.688819] ? __switch_to_asm+0x34/0x70 [ 917.692890] ? __switch_to_asm+0x40/0x70 [ 917.697065] ? __switch_to_asm+0x34/0x70 [ 917.701151] ? __switch_to_asm+0x40/0x70 [ 917.705222] ? __switch_to_asm+0x34/0x70 [ 917.709289] ? __switch_to_asm+0x40/0x70 [ 917.713373] ? pvclock_read_flags+0x160/0x160 [ 917.717891] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 917.723451] ? check_preemption_disabled+0x48/0x200 [ 917.728487] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 917.734036] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 917.739339] ? rcu_pm_notify+0xc0/0xc0 [ 917.743239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 917.748870] ? check_preemption_disabled+0x48/0x200 [ 917.753909] run_timer_softirq+0x52/0xb0 [ 917.757980] ? rcu_read_lock_sched_held+0x108/0x120 [ 917.763008] __do_softirq+0x30b/0xad8 [ 917.766828] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 917.771939] ? smpboot_thread_fn+0x334/0xa00 [ 917.776378] ? schedule+0x108/0x460 [ 917.780014] ? __schedule+0x1ed0/0x1ed0 [ 917.784012] ? trace_hardirqs_off+0xb8/0x310 [ 917.788427] ? ___might_sleep+0x1ed/0x300 [ 917.792584] ? smpboot_thread_fn+0x68b/0xa00 [ 917.797002] ? trace_hardirqs_on+0x310/0x310 [ 917.801428] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 917.807086] ? check_preemption_disabled+0x48/0x200 [ 917.812119] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 917.817668] ? takeover_tasklets+0xa90/0xa90 [ 917.822095] run_ksoftirqd+0x94/0x100 [ 917.825925] smpboot_thread_fn+0x68b/0xa00 [ 917.830169] ? sort_range+0x30/0x30 [ 917.833806] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 917.838928] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 917.844477] ? __kthread_parkme+0xfb/0x1a0 [ 917.848729] kthread+0x35a/0x420 [ 917.852104] ? sort_range+0x30/0x30 [ 917.855738] ? kthread_bind+0x40/0x40 [ 917.859551] ret_from_fork+0x3a/0x50 [ 917.863288] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 917.863356] aoe: skb alloc failure [ 917.870129] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 917.870135] Call Trace: [ 917.870155] dump_stack+0x1c4/0x2b4 [ 917.870170] ? dump_stack_print_info.cold.2+0x52/0x52 [ 917.870198] warn_alloc.cold.119+0xb7/0x1bd [ 917.873780] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 917.883120] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 917.885690] ksoftirqd/1 cpuset= [ 917.889320] ? lock_downgrade+0x900/0x900 [ 917.894485] / [ 917.898804] ? trace_hardirqs_off+0xb8/0x310 [ 917.909090] mems_allowed=0 [ 917.913927] ? trace_hardirqs_off+0xb8/0x310 [ 917.934726] __alloc_pages_slowpath+0x2667/0x2d80 [ 917.939603] ? warn_alloc+0x120/0x120 [ 917.943409] ? warn_alloc+0x120/0x120 [ 917.947213] ? print_usage_bug+0xc0/0xc0 [ 917.951274] ? warn_alloc+0x120/0x120 [ 917.955083] ? print_usage_bug+0xc0/0xc0 [ 917.959151] ? __lock_acquire+0x7ec/0x4ec0 [ 917.963388] ? __lock_acquire+0x7ec/0x4ec0 [ 917.967631] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 917.973183] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 917.978725] ? should_fail+0x22d/0xd01 [ 917.982618] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 917.988422] ? __lock_acquire+0x7ec/0x4ec0 [ 917.992669] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 917.997771] ? __lock_acquire+0x7ec/0x4ec0 [ 918.002018] ? should_fail+0x22d/0xd01 [ 918.005923] ? mark_held_locks+0x130/0x130 [ 918.010163] ? mark_held_locks+0x130/0x130 [ 918.014405] ? mark_held_locks+0xc7/0x130 [ 918.018552] ? print_usage_bug+0xc0/0xc0 [ 918.022611] ? graph_lock+0x170/0x170 [ 918.026412] ? print_usage_bug+0xc0/0xc0 [ 918.030483] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 918.036025] ? check_preemption_disabled+0x48/0x200 [ 918.041058] ? check_preemption_disabled+0x48/0x200 [ 918.046107] ? __lock_is_held+0xb5/0x140 [ 918.050181] __alloc_pages_nodemask+0xa80/0xde0 [ 918.054854] ? graph_lock+0x170/0x170 [ 918.058662] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 918.063676] ? graph_lock+0x170/0x170 [ 918.067499] ? find_held_lock+0x36/0x1c0 [ 918.071589] ? ____cache_alloc_node+0x1c7/0x1e0 [ 918.076266] ? lock_downgrade+0x900/0x900 [ 918.080423] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 918.085976] cache_grow_begin+0x91/0x8c0 [ 918.090046] ? do_raw_spin_unlock+0xa7/0x2f0 [ 918.094477] fallback_alloc+0x203/0x2e0 [ 918.098461] ____cache_alloc_node+0x1c7/0x1e0 [ 918.102967] kmem_cache_alloc_node+0xe3/0x730 [ 918.107470] ? ipv6_get_ifaddr+0x42e/0x620 [ 918.111725] __alloc_skb+0x119/0x770 [ 918.115443] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 918.120724] ? skb_scrub_packet+0x490/0x490 [ 918.125055] ? lock_downgrade+0x900/0x900 [ 918.129212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 918.134768] ? refcount_sub_and_test_checked+0x203/0x310 [ 918.140230] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 918.145774] ? addrconf_rs_timer+0x6f0/0x6f0 [ 918.150208] ndisc_alloc_skb+0x144/0x340 [ 918.154277] ndisc_send_rs+0x331/0x6e0 [ 918.158189] addrconf_rs_timer+0x3c0/0x6f0 [ 918.162433] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 918.166686] call_timer_fn+0x272/0x920 [ 918.170576] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 918.174830] ? process_timeout+0x40/0x40 [ 918.178891] ? find_held_lock+0x36/0x1c0 [ 918.182964] ? __run_timers+0x7da/0xc70 [ 918.186945] ? _raw_spin_unlock_irq+0x27/0x80 [ 918.191440] ? _raw_spin_unlock_irq+0x27/0x80 [ 918.195941] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 918.200187] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 918.204782] ? trace_hardirqs_on+0xbd/0x310 [ 918.209108] ? kasan_check_read+0x11/0x20 [ 918.213266] ? __run_timers+0x7da/0xc70 [ 918.217245] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 918.222705] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 918.226951] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 918.231202] __run_timers+0x7e5/0xc70 [ 918.235008] ? find_held_lock+0x36/0x1c0 [ 918.239086] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 918.244467] ? _raw_spin_unlock_irq+0x27/0x80 [ 918.248961] ? _raw_spin_unlock_irq+0x27/0x80 [ 918.253460] ? lockdep_hardirqs_on+0x421/0x5c0 [ 918.258058] ? trace_hardirqs_on+0xbd/0x310 [ 918.262385] ? kasan_check_read+0x11/0x20 [ 918.266534] ? finish_task_switch+0x1f5/0x900 [ 918.271032] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 918.276495] ? compat_start_thread+0x80/0x80 [ 918.280930] ? pvclock_read_flags+0x160/0x160 [ 918.285444] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 918.290986] ? check_preemption_disabled+0x48/0x200 [ 918.296025] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 918.301584] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 918.306882] ? rcu_pm_notify+0xc0/0xc0 [ 918.310786] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 918.316338] ? check_preemption_disabled+0x48/0x200 [ 918.321377] run_timer_softirq+0x52/0xb0 [ 918.325449] ? rcu_read_lock_sched_held+0x108/0x120 [ 918.330473] __do_softirq+0x30b/0xad8 [ 918.334290] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 918.339413] ? trace_hardirqs_off+0x310/0x310 [ 918.343925] ? schedule+0x108/0x460 [ 918.347576] ? trace_hardirqs_off+0xb8/0x310 [ 918.351999] ? smpboot_thread_fn+0x68b/0xa00 [ 918.356425] ? trace_hardirqs_on+0x310/0x310 [ 918.360847] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 918.366393] ? check_preemption_disabled+0x48/0x200 [ 918.371435] ? takeover_tasklets+0xa90/0xa90 [ 918.375871] run_ksoftirqd+0x94/0x100 [ 918.379778] smpboot_thread_fn+0x68b/0xa00 [ 918.384030] ? sort_range+0x30/0x30 [ 918.387671] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 918.392785] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 918.398341] ? __kthread_parkme+0xfb/0x1a0 [ 918.402598] kthread+0x35a/0x420 [ 918.405983] ? sort_range+0x30/0x30 [ 918.409613] ? kthread_bind+0x40/0x40 [ 918.413421] ret_from_fork+0x3a/0x50 [ 918.417155] warn_alloc_show_mem: 1 callbacks suppressed [ 918.417167] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 918.417168] Mem-Info: [ 918.417202] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 918.417202] active_file:11 inactive_file:16 isolated_file:0 [ 918.417202] unevictable:0 dirty:0 writeback:0 unstable:0 [ 918.417202] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 918.417202] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 918.417202] free:13666 free_pcp:452 free_cma:0 [ 918.422542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 918.422553] Call Trace: [ 918.429498] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 918.431915] dump_stack+0x1c4/0x2b4 [ 918.465073] Node 0 [ 918.474444] ? dump_stack_print_info.cold.2+0x52/0x52 [ 918.477026] 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 [ 918.504516] warn_alloc.cold.119+0xb7/0x1bd [ 918.508118] lowmem_reserve[]: [ 918.510357] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 918.515517] 0 2817 [ 918.541041] ? lock_downgrade+0x900/0x900 [ 918.545363] 6321 [ 918.548482] ? trace_hardirqs_off+0xb8/0x310 [ 918.553292] 6321 [ 918.555565] ? trace_hardirqs_off+0xb8/0x310 [ 918.559693] Node 0 [ 918.561768] __alloc_pages_slowpath+0x2667/0x2d80 [ 918.566190] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 918.568253] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 918.572604] lowmem_reserve[]: 0 [ 918.574858] ? warn_alloc+0x120/0x120 [ 918.579660] 0 3503 [ 918.606571] ? warn_alloc+0x120/0x120 [ 918.611648] 3503 [ 918.614932] ? print_usage_bug+0xc0/0xc0 [ 918.618714] Node 0 [ 918.620950] ? warn_alloc+0x120/0x120 [ 918.624749] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 918.626783] ? print_usage_bug+0xc0/0xc0 [ 918.630817] lowmem_reserve[]: 0 [ 918.633077] ? mark_held_locks+0x130/0x130 [ 918.636846] 0 0 [ 918.665337] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 918.669376] 0 [ 918.672653] ? should_fail+0x22d/0xd01 [ 918.676863] Node 0 [ 918.678853] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 918.684356] DMA: 1*4kB [ 918.686170] ? __lock_acquire+0x7ec/0x4ec0 [ 918.690038] (U) 0*8kB [ 918.692299] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 918.697374] 0*16kB 1*32kB [ 918.699970] ? __lock_acquire+0x7ec/0x4ec0 [ 918.704177] (U) [ 918.706682] ? should_fail+0x22d/0xd01 [ 918.711759] 2*64kB [ 918.714617] ? mark_held_locks+0x130/0x130 [ 918.718816] (U) [ 918.720806] ? mark_held_locks+0x130/0x130 [ 918.724670] 1*128kB [ 918.726902] ? lock_downgrade+0x900/0x900 [ 918.731112] (U) [ 918.733095] ? graph_lock+0x170/0x170 [ 918.737314] 1*256kB [ 918.739642] ? graph_lock+0x170/0x170 [ 918.743761] (U) [ 918.745730] ? graph_lock+0x170/0x170 [ 918.749509] 0*512kB 1*1024kB [ 918.751850] ? print_usage_bug+0xc0/0xc0 [ 918.755616] (U) [ 918.757611] ? do_raw_spin_unlock+0xa7/0x2f0 [ 918.761381] 1*2048kB (M) [ 918.764498] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 918.768528] 3*4096kB [ 918.770514] ? check_preemption_disabled+0x48/0x200 [ 918.774895] (M) [ 918.777646] ? check_preemption_disabled+0x48/0x200 [ 918.783176] = 15908kB [ 918.783184] Node 0 [ 918.785605] ? __lock_is_held+0xb5/0x140 [ 918.790581] DMA32: 1*4kB [ 918.792561] __alloc_pages_nodemask+0xa80/0xde0 [ 918.797542] (U) 0*8kB [ 918.799956] ? graph_lock+0x170/0x170 [ 918.802165] 2*16kB (UM) [ 918.806227] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 918.808957] 2*32kB [ 918.813615] ? graph_lock+0x170/0x170 [ 918.816091] (M) [ 918.819895] ? find_held_lock+0x36/0x1c0 [ 918.822533] 2*64kB [ 918.827547] ? ____cache_alloc_node+0x1c7/0x1e0 [ 918.829749] (M) 4*128kB [ 918.833550] ? lock_downgrade+0x900/0x900 [ 918.835499] (M) [ 918.839560] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 918.841768] 4*256kB [ 918.846433] cache_grow_begin+0x91/0x8c0 [ 918.849079] (UM) [ 918.853538] ? do_raw_spin_unlock+0xa7/0x2f0 [ 918.855493] 5*512kB [ 918.861029] fallback_alloc+0x203/0x2e0 [ 918.863317] (UM) 2*1024kB [ 918.867383] ____cache_alloc_node+0x1c7/0x1e0 [ 918.869417] (M) [ 918.873823] kmem_cache_alloc_node+0xe3/0x730 [ 918.876113] 3*2048kB (UM) [ 918.880091] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 918.882922] 3*4096kB (M) [ 918.887422] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 918.889376] = 24804kB [ 918.893873] __alloc_skb+0x119/0x770 [ 918.896693] Node 0 [ 918.901801] ? calc_wheel_index+0x220/0x220 [ 918.904531] Normal: [ 918.909105] ? skb_scrub_packet+0x490/0x490 [ 918.911493] 172*4kB [ 918.915206] ? vprintk_default+0x28/0x30 [ 918.917409] (UMEH) [ 918.921724] ? vprintk_func+0x85/0x181 [ 918.924026] 656*8kB [ 918.928338] ? printk+0xa7/0xcf [ 918.930637] (UMEH) [ 918.934696] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 918.936907] 279*16kB [ 918.940793] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 918.943095] (UMEH) [ 918.946369] new_skb+0x26/0x1c0 [ 918.948584] 75*32kB [ 918.953331] aoecmd_cfg+0x279/0x7f0 [ 918.955715] (UMH) 2*64kB [ 918.960319] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 918.962529] (UH) [ 918.965806] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 918.968096] 0*128kB 0*256kB [ 918.971733] ? check_preemption_disabled+0x48/0x200 [ 918.974467] 2*512kB [ 918.978778] ? check_preemption_disabled+0x48/0x200 [ 918.980814] (U) [ 918.986882] ? __lock_is_held+0xb5/0x140 [ 918.989873] 0*1024kB [ 918.994896] discover_timer+0x50/0x60 [ 918.997188] 0*2048kB [ 919.002194] call_timer_fn+0x272/0x920 [ 919.004145] 0*4096kB [ 919.008196] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 919.010585] = 13952kB [ 919.014378] ? process_timeout+0x40/0x40 [ 919.016772] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 919.020647] ? find_held_lock+0x36/0x1c0 [ 919.023041] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 919.027887] ? __run_timers+0x7da/0xc70 [ 919.030268] 406 total pagecache pages [ 919.034326] ? _raw_spin_unlock_irq+0x27/0x80 [ 919.043540] 0 pages in swap cache [ 919.047596] ? _raw_spin_unlock_irq+0x27/0x80 [ 919.056141] Swap cache stats: add 0, delete 0, find 0/0 [ 919.056150] Free swap = 0kB [ 919.060126] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 919.063902] Total swap = 0kB [ 919.068392] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 919.071821] 1965979 pages RAM [ 919.076307] ? trace_hardirqs_on+0xbd/0x310 [ 919.081641] 0 pages HighMem/MovableOnly [ 919.084655] ? kasan_check_read+0x11/0x20 [ 919.089467] 342745 pages reserved [ 919.092487] ? __run_timers+0x7da/0xc70 [ 919.097042] 0 pages cma reserved [ 919.100156] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 919.104522] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 919.108427] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 919.112631] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 919.115987] __run_timers+0x7e5/0xc70 [ 919.119937] ksoftirqd/0 cpuset= [ 919.123309] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 919.128725] / [ 919.135203] ? compat_start_thread+0x80/0x80 [ 919.135222] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 919.140043] mems_allowed=0 [ 919.150359] ? kasan_check_write+0x14/0x20 [ 919.181496] ? finish_task_switch+0x2f5/0x900 [ 919.185990] ? __switch_to_asm+0x40/0x70 [ 919.190078] ? preempt_notifier_register+0x200/0x200 [ 919.195182] ? __switch_to_asm+0x34/0x70 [ 919.199239] ? __switch_to_asm+0x40/0x70 [ 919.203302] ? __switch_to_asm+0x34/0x70 [ 919.207365] ? __switch_to_asm+0x40/0x70 [ 919.211424] ? __switch_to_asm+0x34/0x70 [ 919.215485] ? __switch_to_asm+0x40/0x70 [ 919.219590] ? pvclock_read_flags+0x160/0x160 [ 919.224091] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 919.229632] ? check_preemption_disabled+0x48/0x200 [ 919.234664] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 919.240203] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 919.245485] ? rcu_pm_notify+0xc0/0xc0 [ 919.249380] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 919.254922] ? check_preemption_disabled+0x48/0x200 [ 919.259948] run_timer_softirq+0x52/0xb0 [ 919.264010] ? rcu_read_lock_sched_held+0x108/0x120 [ 919.269029] __do_softirq+0x30b/0xad8 [ 919.272856] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 919.277962] ? smpboot_thread_fn+0x334/0xa00 [ 919.282382] ? schedule+0x108/0x460 [ 919.286011] ? __schedule+0x1ed0/0x1ed0 [ 919.289991] ? trace_hardirqs_off+0xb8/0x310 [ 919.294400] ? ___might_sleep+0x1ed/0x300 [ 919.298549] ? smpboot_thread_fn+0x68b/0xa00 [ 919.302959] ? trace_hardirqs_on+0x310/0x310 [ 919.307374] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 919.312911] ? check_preemption_disabled+0x48/0x200 [ 919.317926] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 919.323466] ? takeover_tasklets+0xa90/0xa90 [ 919.327885] run_ksoftirqd+0x94/0x100 [ 919.331689] smpboot_thread_fn+0x68b/0xa00 [ 919.335931] ? sort_range+0x30/0x30 [ 919.339560] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 919.344667] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 919.350206] ? __kthread_parkme+0xfb/0x1a0 [ 919.354451] kthread+0x35a/0x420 [ 919.357818] ? sort_range+0x30/0x30 [ 919.361454] ? kthread_bind+0x40/0x40 [ 919.365257] ret_from_fork+0x3a/0x50 [ 919.368988] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 919.369067] aoe: skb alloc failure [ 919.375824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 919.375829] Call Trace: [ 919.375847] dump_stack+0x1c4/0x2b4 [ 919.375865] ? dump_stack_print_info.cold.2+0x52/0x52 [ 919.375892] warn_alloc.cold.119+0xb7/0x1bd [ 919.379429] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 919.388752] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 919.391312] ksoftirqd/1 cpuset= [ 919.394934] ? lock_downgrade+0x900/0x900 [ 919.400093] / [ 919.404410] ? trace_hardirqs_off+0xb8/0x310 [ 919.414696] mems_allowed=0 [ 919.419532] ? trace_hardirqs_off+0xb8/0x310 [ 919.440325] __alloc_pages_slowpath+0x2667/0x2d80 [ 919.445198] ? lock_downgrade+0x900/0x900 [ 919.449358] ? warn_alloc+0x120/0x120 [ 919.453165] ? warn_alloc+0x120/0x120 [ 919.456968] ? print_usage_bug+0xc0/0xc0 [ 919.461029] ? warn_alloc+0x120/0x120 [ 919.464837] ? print_usage_bug+0xc0/0xc0 [ 919.468905] ? __lock_acquire+0x7ec/0x4ec0 [ 919.473148] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 919.478685] ? should_fail+0x22d/0xd01 [ 919.482570] ? mark_held_locks+0x130/0x130 [ 919.486811] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 919.491911] ? __lock_acquire+0x7ec/0x4ec0 [ 919.496156] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 919.501254] ? __lock_acquire+0x7ec/0x4ec0 [ 919.505489] ? should_fail+0x22d/0xd01 [ 919.509379] ? print_usage_bug+0xc0/0xc0 [ 919.513523] ? print_usage_bug+0xc0/0xc0 [ 919.517590] ? mark_held_locks+0x130/0x130 [ 919.521831] ? mark_held_locks+0x130/0x130 [ 919.526080] ? graph_lock+0x170/0x170 [ 919.529886] ? ret_from_fork+0x3a/0x50 [ 919.533799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 919.539335] ? check_preemption_disabled+0x48/0x200 [ 919.544361] ? check_preemption_disabled+0x48/0x200 [ 919.549391] ? __lock_is_held+0xb5/0x140 [ 919.553462] __alloc_pages_nodemask+0xa80/0xde0 [ 919.558130] ? graph_lock+0x170/0x170 [ 919.561934] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 919.566947] ? graph_lock+0x170/0x170 [ 919.570757] ? find_held_lock+0x36/0x1c0 [ 919.574853] ? ____cache_alloc_node+0x1c7/0x1e0 [ 919.579524] ? lock_downgrade+0x900/0x900 [ 919.583681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 919.589224] cache_grow_begin+0x91/0x8c0 [ 919.593286] ? do_raw_spin_unlock+0xa7/0x2f0 [ 919.597706] fallback_alloc+0x203/0x2e0 [ 919.601689] ____cache_alloc_node+0x1c7/0x1e0 [ 919.606195] kmem_cache_alloc_node+0xe3/0x730 [ 919.610692] ? mark_held_locks+0xc7/0x130 [ 919.614852] __alloc_skb+0x119/0x770 [ 919.618570] ? skb_scrub_packet+0x490/0x490 [ 919.622895] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 919.627486] ? queue_work_on+0x12c/0x1e0 [ 919.631553] ? switchdev_port_obj_del+0xdc/0x450 [ 919.636309] ? switchdev_trans_item_enqueue+0x260/0x260 [ 919.641676] ? __queue_work+0x6be/0x1440 [ 919.645740] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 919.650764] __br_mdb_notify+0x4ff/0x15d0 [ 919.654924] ? __br_mdb_add+0x800/0x800 [ 919.658916] ? graph_lock+0x170/0x170 [ 919.662728] ? br_multicast_group_expired+0x96/0x610 [ 919.667845] br_mdb_notify+0x310/0x410 [ 919.671739] ? br_mdb_dump+0x2530/0x2530 [ 919.675806] ? kasan_check_write+0x14/0x20 [ 919.680042] ? do_raw_spin_lock+0xc1/0x200 [ 919.684295] br_multicast_group_expired+0x1bc/0x610 [ 919.689316] ? br_mdb_free+0x80/0x80 [ 919.693055] call_timer_fn+0x272/0x920 [ 919.696940] ? br_mdb_free+0x80/0x80 [ 919.700657] ? process_timeout+0x40/0x40 [ 919.704716] ? find_held_lock+0x36/0x1c0 [ 919.708787] ? __run_timers+0x7da/0xc70 [ 919.712781] ? _raw_spin_unlock_irq+0x27/0x80 [ 919.717273] ? _raw_spin_unlock_irq+0x27/0x80 [ 919.721767] ? br_mdb_free+0x80/0x80 [ 919.725484] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 919.730075] ? trace_hardirqs_on+0xbd/0x310 [ 919.734396] ? kasan_check_read+0x11/0x20 [ 919.738548] ? __run_timers+0x7da/0xc70 [ 919.742524] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 919.747997] ? br_mdb_free+0x80/0x80 [ 919.751711] __run_timers+0x7e5/0xc70 [ 919.755511] ? find_held_lock+0x36/0x1c0 [ 919.759589] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 919.764958] ? _raw_spin_unlock_irq+0x27/0x80 [ 919.769453] ? _raw_spin_unlock_irq+0x27/0x80 [ 919.773953] ? lockdep_hardirqs_on+0x421/0x5c0 [ 919.778535] ? trace_hardirqs_on+0xbd/0x310 [ 919.782859] ? kasan_check_read+0x11/0x20 [ 919.787008] ? finish_task_switch+0x1f5/0x900 [ 919.791503] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 919.796954] ? compat_start_thread+0x80/0x80 [ 919.801385] ? pvclock_read_flags+0x160/0x160 [ 919.805885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 919.811425] ? check_preemption_disabled+0x48/0x200 [ 919.816453] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 919.822163] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 919.827445] ? rcu_pm_notify+0xc0/0xc0 [ 919.831336] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 919.836879] ? check_preemption_disabled+0x48/0x200 [ 919.841908] run_timer_softirq+0x52/0xb0 [ 919.845970] ? rcu_read_lock_sched_held+0x108/0x120 [ 919.851168] __do_softirq+0x30b/0xad8 [ 919.854984] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 919.860090] ? trace_hardirqs_off+0x310/0x310 [ 919.864597] ? schedule+0x108/0x460 [ 919.868242] ? trace_hardirqs_off+0xb8/0x310 [ 919.872654] ? smpboot_thread_fn+0x68b/0xa00 [ 919.877068] ? trace_hardirqs_on+0x310/0x310 [ 919.881481] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 919.887020] ? check_preemption_disabled+0x48/0x200 [ 919.892057] ? takeover_tasklets+0xa90/0xa90 [ 919.896471] run_ksoftirqd+0x94/0x100 [ 919.900271] smpboot_thread_fn+0x68b/0xa00 [ 919.904506] ? sort_range+0x30/0x30 [ 919.908135] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 919.913264] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 919.918802] ? __kthread_parkme+0xfb/0x1a0 [ 919.923042] kthread+0x35a/0x420 [ 919.926417] ? sort_range+0x30/0x30 [ 919.930039] ? kthread_bind+0x40/0x40 [ 919.933851] ret_from_fork+0x3a/0x50 [ 919.937576] warn_alloc_show_mem: 1 callbacks suppressed [ 919.937588] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 919.937590] Mem-Info: [ 919.937623] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 919.937623] active_file:11 inactive_file:16 isolated_file:0 [ 919.937623] unevictable:0 dirty:0 writeback:0 unstable:0 [ 919.937623] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 919.937623] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 919.937623] free:13666 free_pcp:452 free_cma:0 [ 919.942957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 919.949888] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 919.952286] Call Trace: [ 919.985153] Node 0 [ 919.994504] dump_stack+0x1c4/0x2b4 [ 920.022003] 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 [ 920.024564] ? dump_stack_print_info.cold.2+0x52/0x52 [ 920.026774] lowmem_reserve[]: [ 920.030405] warn_alloc.cold.119+0xb7/0x1bd [ 920.055885] 0 [ 920.061161] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 920.064236] 2817 [ 920.068550] ? lock_downgrade+0x900/0x900 [ 920.070321] 6321 6321 [ 920.075170] ? trace_hardirqs_off+0xb8/0x310 [ 920.077204] Node 0 [ 920.081347] ? trace_hardirqs_off+0xb8/0x310 [ 920.083851] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 920.088235] __alloc_pages_slowpath+0x2667/0x2d80 [ 920.090442] lowmem_reserve[]: 0 [ 920.094876] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 920.121733] 0 3503 [ 920.126597] ? warn_alloc+0x120/0x120 [ 920.129860] 3503 [ 920.134961] ? warn_alloc+0x120/0x120 [ 920.140966] ? print_usage_bug+0xc0/0xc0 [ 920.143010] Node 0 [ 920.146800] ? warn_alloc+0x120/0x120 [ 920.150859] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 920.153074] ? print_usage_bug+0xc0/0xc0 [ 920.156855] lowmem_reserve[]: [ 920.185308] ? mark_held_locks+0x130/0x130 [ 920.189350] 0 [ 920.192445] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 920.196652] 0 [ 920.198447] ? should_fail+0x22d/0xd01 [ 920.203959] 0 [ 920.205755] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 920.209615] 0 [ 920.211411] ? __lock_acquire+0x7ec/0x4ec0 [ 920.218282] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 920.222491] Node 0 [ 920.227584] ? __lock_acquire+0x7ec/0x4ec0 [ 920.227594] DMA: [ 920.229837] ? should_fail+0x22d/0xd01 [ 920.234058] 1*4kB [ 920.236118] ? mark_held_locks+0x130/0x130 [ 920.239976] (U) [ 920.242119] ? mark_held_locks+0x130/0x130 [ 920.246327] 0*8kB [ 920.248293] ? lock_downgrade+0x900/0x900 [ 920.252506] 0*16kB [ 920.254647] ? graph_lock+0x170/0x170 [ 920.258768] 1*32kB [ 920.260999] ? graph_lock+0x170/0x170 [ 920.264771] (U) 2*64kB [ 920.267009] ? graph_lock+0x170/0x170 [ 920.270786] (U) [ 920.273359] ? print_usage_bug+0xc0/0xc0 [ 920.273376] ? do_raw_spin_unlock+0xa7/0x2f0 [ 920.277156] 1*128kB [ 920.279126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 920.283159] (U) [ 920.287564] ? check_preemption_disabled+0x48/0x200 [ 920.289862] 1*256kB (U) [ 920.295402] ? check_preemption_disabled+0x48/0x200 [ 920.297354] 0*512kB [ 920.302371] ? __lock_is_held+0xb5/0x140 [ 920.305013] 1*1024kB [ 920.310030] __alloc_pages_nodemask+0xa80/0xde0 [ 920.312323] (U) [ 920.316378] ? graph_lock+0x170/0x170 [ 920.318765] 1*2048kB [ 920.323428] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 920.325373] (M) 3*4096kB [ 920.329177] ? graph_lock+0x170/0x170 [ 920.331560] (M) [ 920.336576] ? find_held_lock+0x36/0x1c0 [ 920.339295] = 15908kB [ 920.339304] Node 0 [ 920.343108] ? ____cache_alloc_node+0x1c7/0x1e0 [ 920.345104] DMA32: [ 920.349165] ? lock_downgrade+0x900/0x900 [ 920.351549] 1*4kB [ 920.353781] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 920.358422] (U) [ 920.360657] cache_grow_begin+0x91/0x8c0 [ 920.364776] 0*8kB [ 920.366922] ? do_raw_spin_unlock+0xa7/0x2f0 [ 920.372432] 2*16kB [ 920.374410] fallback_alloc+0x203/0x2e0 [ 920.378438] (UM) [ 920.380586] ____cache_alloc_node+0x1c7/0x1e0 [ 920.384960] 2*32kB (M) [ 920.387204] kmem_cache_alloc_node+0xe3/0x730 [ 920.391145] 2*64kB (M) [ 920.393214] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 920.397677] 4*128kB (M) [ 920.400266] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 920.404732] 4*256kB [ 920.407310] __alloc_skb+0x119/0x770 [ 920.412375] (UM) 5*512kB [ 920.415058] ? calc_wheel_index+0x220/0x220 [ 920.419610] (UM) [ 920.421925] ? skb_scrub_packet+0x490/0x490 [ 920.425614] 2*1024kB [ 920.428382] ? vprintk_default+0x28/0x30 [ 920.432685] (M) [ 920.434740] ? vprintk_func+0x85/0x181 [ 920.439030] 3*2048kB (UM) [ 920.441449] ? printk+0xa7/0xcf [ 920.445479] 3*4096kB (M) [ 920.447459] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 920.451322] = 24804kB [ 920.454160] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 920.457410] Node 0 [ 920.460159] new_skb+0x26/0x1c0 [ 920.464889] Normal: [ 920.467293] aoecmd_cfg+0x279/0x7f0 [ 920.471856] 172*4kB [ 920.474086] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 920.477336] (UMEH) [ 920.479660] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 920.483257] 656*8kB [ 920.485573] ? check_preemption_disabled+0x48/0x200 [ 920.489865] (UMEH) [ 920.492111] ? check_preemption_disabled+0x48/0x200 [ 920.497795] 279*16kB [ 920.500123] ? __lock_is_held+0xb5/0x140 [ 920.505097] (UMEH) 75*32kB [ 920.507342] discover_timer+0x50/0x60 [ 920.512325] (UMH) 2*64kB [ 920.514743] call_timer_fn+0x272/0x920 [ 920.518773] (UH) [ 920.521702] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 920.525477] 0*128kB [ 920.528233] ? process_timeout+0x40/0x40 [ 920.532093] 0*256kB [ 920.534150] ? find_held_lock+0x36/0x1c0 [ 920.538969] 2*512kB [ 920.541294] ? __run_timers+0x7da/0xc70 [ 920.545320] (U) [ 920.547642] ? _raw_spin_unlock_irq+0x27/0x80 [ 920.551691] 0*1024kB [ 920.554011] ? _raw_spin_unlock_irq+0x27/0x80 [ 920.557956] 0*2048kB 0*4096kB [ 920.559936] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 920.564402] = 13952kB [ 920.564417] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 920.566833] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 920.571309] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 920.574490] ? trace_hardirqs_on+0xbd/0x310 [ 920.579351] 406 total pagecache pages [ 920.581753] ? kasan_check_read+0x11/0x20 [ 920.590568] 0 pages in swap cache [ 920.595151] ? __run_timers+0x7da/0xc70 [ 920.603718] Swap cache stats: add 0, delete 0, find 0/0 [ 920.603728] Free swap = 0kB [ 920.608058] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 920.611827] Total swap = 0kB [ 920.615988] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 920.619404] 1965979 pages RAM [ 920.623375] __run_timers+0x7e5/0xc70 [ 920.628711] 0 pages HighMem/MovableOnly [ 920.628720] 342745 pages reserved [ 920.631743] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 920.637155] 0 pages cma reserved [ 920.640166] ? compat_start_thread+0x80/0x80 [ 920.645173] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 920.648089] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 920.651865] ksoftirqd/0 cpuset= [ 920.655840] ? kasan_check_write+0x14/0x20 [ 920.659260] / [ 920.664617] ? finish_task_switch+0x2f5/0x900 [ 920.667962] mems_allowed=0 [ 920.672358] ? __switch_to_asm+0x40/0x70 [ 920.672378] ? preempt_notifier_register+0x200/0x200 [ 920.713891] ? __switch_to_asm+0x34/0x70 [ 920.717957] ? __switch_to_asm+0x40/0x70 [ 920.722016] ? __switch_to_asm+0x34/0x70 [ 920.726089] ? __switch_to_asm+0x40/0x70 [ 920.730149] ? __switch_to_asm+0x34/0x70 [ 920.734208] ? __switch_to_asm+0x40/0x70 [ 920.738281] ? pvclock_read_flags+0x160/0x160 [ 920.742781] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 920.748325] ? check_preemption_disabled+0x48/0x200 [ 920.753354] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 920.758896] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 920.764176] ? rcu_pm_notify+0xc0/0xc0 [ 920.768074] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 920.773623] ? check_preemption_disabled+0x48/0x200 [ 920.778646] run_timer_softirq+0x52/0xb0 [ 920.782718] ? rcu_read_lock_sched_held+0x108/0x120 [ 920.787737] __do_softirq+0x30b/0xad8 [ 920.791550] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 920.796743] ? smpboot_thread_fn+0x334/0xa00 [ 920.801159] ? schedule+0x108/0x460 [ 920.804799] ? __schedule+0x1ed0/0x1ed0 [ 920.808819] ? trace_hardirqs_off+0xb8/0x310 [ 920.813235] ? ___might_sleep+0x1ed/0x300 [ 920.817397] ? smpboot_thread_fn+0x68b/0xa00 [ 920.821807] ? trace_hardirqs_on+0x310/0x310 [ 920.826216] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 920.831758] ? check_preemption_disabled+0x48/0x200 [ 920.836784] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 920.842329] ? takeover_tasklets+0xa90/0xa90 [ 920.846743] run_ksoftirqd+0x94/0x100 [ 920.850861] smpboot_thread_fn+0x68b/0xa00 [ 920.855100] ? sort_range+0x30/0x30 [ 920.858731] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 920.863840] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 920.869380] ? __kthread_parkme+0xfb/0x1a0 [ 920.873626] kthread+0x35a/0x420 [ 920.877000] ? sort_range+0x30/0x30 [ 920.880627] ? kthread_bind+0x40/0x40 [ 920.884432] ret_from_fork+0x3a/0x50 [ 920.888166] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 920.888237] aoe: skb alloc failure [ 920.895008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 920.895013] Call Trace: [ 920.895031] dump_stack+0x1c4/0x2b4 [ 920.895047] ? dump_stack_print_info.cold.2+0x52/0x52 [ 920.895083] warn_alloc.cold.119+0xb7/0x1bd [ 920.898620] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 920.908206] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 920.910764] ksoftirqd/1 cpuset= [ 920.914388] ? lock_downgrade+0x900/0x900 [ 920.919551] / [ 920.923869] ? trace_hardirqs_off+0xb8/0x310 [ 920.934153] mems_allowed=0 [ 920.938991] ? trace_hardirqs_off+0xb8/0x310 [ 920.959794] __alloc_pages_slowpath+0x2667/0x2d80 [ 920.964663] ? lock_downgrade+0x900/0x900 [ 920.968820] ? warn_alloc+0x120/0x120 [ 920.972630] ? warn_alloc+0x120/0x120 [ 920.976435] ? print_usage_bug+0xc0/0xc0 [ 920.980495] ? warn_alloc+0x120/0x120 [ 920.984522] ? print_usage_bug+0xc0/0xc0 [ 920.988589] ? __lock_acquire+0x7ec/0x4ec0 [ 920.992828] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 920.998372] ? should_fail+0x22d/0xd01 [ 921.002255] ? mark_held_locks+0x130/0x130 [ 921.006495] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 921.011597] ? __lock_acquire+0x7ec/0x4ec0 [ 921.015851] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 921.020955] ? __lock_acquire+0x7ec/0x4ec0 [ 921.025189] ? should_fail+0x22d/0xd01 [ 921.029095] ? mark_held_locks+0x130/0x130 [ 921.033332] ? mark_held_locks+0x130/0x130 [ 921.037580] ? graph_lock+0x170/0x170 [ 921.041531] ? ret_from_fork+0x3a/0x50 [ 921.045423] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 921.050972] ? check_preemption_disabled+0x48/0x200 [ 921.055989] ? check_preemption_disabled+0x48/0x200 [ 921.061013] ? __lock_is_held+0xb5/0x140 [ 921.065087] __alloc_pages_nodemask+0xa80/0xde0 [ 921.069758] ? graph_lock+0x170/0x170 [ 921.073564] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 921.078578] ? graph_lock+0x170/0x170 [ 921.082388] ? find_held_lock+0x36/0x1c0 [ 921.086459] ? ____cache_alloc_node+0x1c7/0x1e0 [ 921.091129] ? lock_downgrade+0x900/0x900 [ 921.095288] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 921.100830] cache_grow_begin+0x91/0x8c0 [ 921.104896] ? do_raw_spin_unlock+0xa7/0x2f0 [ 921.109315] fallback_alloc+0x203/0x2e0 [ 921.113303] ____cache_alloc_node+0x1c7/0x1e0 [ 921.117808] kmem_cache_alloc_node+0xe3/0x730 [ 921.122306] ? mark_held_locks+0xc7/0x130 [ 921.126464] __alloc_skb+0x119/0x770 [ 921.130184] ? skb_scrub_packet+0x490/0x490 [ 921.134508] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 921.139108] ? queue_work_on+0x12c/0x1e0 [ 921.143182] ? switchdev_port_obj_del+0xdc/0x450 [ 921.147941] ? switchdev_trans_item_enqueue+0x260/0x260 [ 921.153307] ? __queue_work+0x6be/0x1440 [ 921.157371] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 921.162392] __br_mdb_notify+0x4ff/0x15d0 [ 921.166550] ? __br_mdb_add+0x800/0x800 [ 921.170534] ? graph_lock+0x170/0x170 [ 921.174339] ? br_multicast_group_expired+0x96/0x610 [ 921.179458] br_mdb_notify+0x310/0x410 [ 921.183351] ? br_mdb_dump+0x2530/0x2530 [ 921.187422] ? kasan_check_write+0x14/0x20 [ 921.191657] ? do_raw_spin_lock+0xc1/0x200 [ 921.195897] br_multicast_group_expired+0x1bc/0x610 [ 921.201260] ? br_mdb_free+0x80/0x80 [ 921.204987] call_timer_fn+0x272/0x920 [ 921.208878] ? br_mdb_free+0x80/0x80 [ 921.212594] ? process_timeout+0x40/0x40 [ 921.216652] ? find_held_lock+0x36/0x1c0 [ 921.220727] ? __run_timers+0x7da/0xc70 [ 921.224708] ? _raw_spin_unlock_irq+0x27/0x80 [ 921.229201] ? _raw_spin_unlock_irq+0x27/0x80 [ 921.233697] ? br_mdb_free+0x80/0x80 [ 921.237411] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 921.241998] ? trace_hardirqs_on+0xbd/0x310 [ 921.246323] ? kasan_check_read+0x11/0x20 [ 921.250493] ? __run_timers+0x7da/0xc70 [ 921.254475] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 921.260030] ? br_mdb_free+0x80/0x80 [ 921.263761] __run_timers+0x7e5/0xc70 [ 921.267563] ? find_held_lock+0x36/0x1c0 [ 921.271642] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 921.277009] ? _raw_spin_unlock_irq+0x27/0x80 [ 921.281504] ? _raw_spin_unlock_irq+0x27/0x80 [ 921.286000] ? lockdep_hardirqs_on+0x421/0x5c0 [ 921.290586] ? trace_hardirqs_on+0xbd/0x310 [ 921.294911] ? kasan_check_read+0x11/0x20 [ 921.299069] ? finish_task_switch+0x1f5/0x900 [ 921.303572] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 921.309023] ? compat_start_thread+0x80/0x80 [ 921.313457] ? pvclock_read_flags+0x160/0x160 [ 921.317958] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 921.323493] ? check_preemption_disabled+0x48/0x200 [ 921.328517] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 921.334064] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 921.339352] ? rcu_pm_notify+0xc0/0xc0 [ 921.343246] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 921.348790] ? check_preemption_disabled+0x48/0x200 [ 921.353820] run_timer_softirq+0x52/0xb0 [ 921.358068] ? rcu_read_lock_sched_held+0x108/0x120 [ 921.363087] __do_softirq+0x30b/0xad8 [ 921.366898] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 921.372000] ? trace_hardirqs_off+0x310/0x310 [ 921.376508] ? schedule+0x108/0x460 [ 921.380144] ? trace_hardirqs_off+0xb8/0x310 [ 921.384555] ? smpboot_thread_fn+0x68b/0xa00 [ 921.388961] ? trace_hardirqs_on+0x310/0x310 [ 921.393372] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 921.398908] ? check_preemption_disabled+0x48/0x200 [ 921.403930] ? takeover_tasklets+0xa90/0xa90 [ 921.408350] run_ksoftirqd+0x94/0x100 [ 921.412152] smpboot_thread_fn+0x68b/0xa00 [ 921.416390] ? sort_range+0x30/0x30 [ 921.420017] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 921.425128] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 921.430673] ? __kthread_parkme+0xfb/0x1a0 [ 921.434922] kthread+0x35a/0x420 [ 921.438288] ? sort_range+0x30/0x30 [ 921.441917] ? kthread_bind+0x40/0x40 [ 921.445720] ret_from_fork+0x3a/0x50 [ 921.449448] warn_alloc_show_mem: 1 callbacks suppressed [ 921.449460] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 921.449462] Mem-Info: [ 921.449494] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 921.449494] active_file:11 inactive_file:16 isolated_file:0 [ 921.449494] unevictable:0 dirty:0 writeback:0 unstable:0 [ 921.449494] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 921.449494] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 921.449494] free:13666 free_pcp:452 free_cma:0 [ 921.454834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 921.461852] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 921.464253] Call Trace: [ 921.497119] Node 0 [ 921.506477] dump_stack+0x1c4/0x2b4 [ 921.534424] 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 [ 921.536985] ? dump_stack_print_info.cold.2+0x52/0x52 [ 921.539190] lowmem_reserve[]: [ 921.542819] warn_alloc.cold.119+0xb7/0x1bd [ 921.568288] 0 2817 [ 921.573499] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 921.576570] 6321 6321 [ 921.580897] ? lock_downgrade+0x900/0x900 [ 921.587954] ? trace_hardirqs_off+0xb8/0x310 [ 921.590419] Node 0 [ 921.594564] ? trace_hardirqs_off+0xb8/0x310 [ 921.598968] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 921.601180] __alloc_pages_slowpath+0x2667/0x2d80 [ 921.605556] lowmem_reserve[]: [ 921.632461] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 921.637262] 0 [ 921.640369] ? warn_alloc+0x120/0x120 [ 921.645437] 0 3503 [ 921.647246] ? warn_alloc+0x120/0x120 [ 921.651008] 3503 [ 921.653253] ? print_usage_bug+0xc0/0xc0 [ 921.657029] Node 0 [ 921.659097] ? warn_alloc+0x120/0x120 [ 921.663156] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 921.665364] ? print_usage_bug+0xc0/0xc0 [ 921.669135] lowmem_reserve[]: [ 921.697611] ? mark_held_locks+0x130/0x130 [ 921.701649] 0 [ 921.704752] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 921.708957] 0 [ 921.710763] ? should_fail+0x22d/0xd01 [ 921.716264] 0 0 [ 921.718077] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 921.723901] ? __lock_acquire+0x7ec/0x4ec0 [ 921.728980] Node 0 DMA: [ 921.733206] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 921.733223] ? __lock_acquire+0x7ec/0x4ec0 [ 921.735871] 1*4kB [ 921.740978] ? should_fail+0x22d/0xd01 [ 921.745184] (U) [ 921.747331] ? mark_held_locks+0x130/0x130 [ 921.751181] 0*8kB 0*16kB [ 921.753157] ? mark_held_locks+0x130/0x130 [ 921.757367] 1*32kB [ 921.760119] ? lock_downgrade+0x900/0x900 [ 921.764326] (U) [ 921.766554] ? graph_lock+0x170/0x170 [ 921.770677] 2*64kB [ 921.772646] ? graph_lock+0x170/0x170 [ 921.776424] (U) [ 921.778652] ? graph_lock+0x170/0x170 [ 921.782460] 1*128kB [ 921.784429] ? print_usage_bug+0xc0/0xc0 [ 921.788217] (U) [ 921.790548] ? do_raw_spin_unlock+0xa7/0x2f0 [ 921.794581] 1*256kB (U) [ 921.796559] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 921.800940] 0*512kB [ 921.803601] ? check_preemption_disabled+0x48/0x200 [ 921.809107] 1*1024kB (U) [ 921.811430] ? check_preemption_disabled+0x48/0x200 [ 921.816422] 1*2048kB [ 921.819178] ? __lock_is_held+0xb5/0x140 [ 921.824155] (M) 3*4096kB [ 921.826571] __alloc_pages_nodemask+0xa80/0xde0 [ 921.830603] (M) = 15908kB [ 921.833367] ? graph_lock+0x170/0x170 [ 921.838022] Node 0 [ 921.840769] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 921.844546] DMA32: [ 921.846776] ? graph_lock+0x170/0x170 [ 921.851917] 1*4kB [ 921.854156] ? find_held_lock+0x36/0x1c0 [ 921.857942] (U) [ 921.860092] ? ____cache_alloc_node+0x1c7/0x1e0 [ 921.864123] 0*8kB [ 921.866093] ? lock_downgrade+0x900/0x900 [ 921.870735] 2*16kB [ 921.872887] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 921.877003] (UM) [ 921.879234] cache_grow_begin+0x91/0x8c0 [ 921.884736] 2*32kB (M) [ 921.886802] ? do_raw_spin_unlock+0xa7/0x2f0 [ 921.890830] 2*64kB (M) [ 921.893424] fallback_alloc+0x203/0x2e0 [ 921.897801] 4*128kB [ 921.900382] ____cache_alloc_node+0x1c7/0x1e0 [ 921.904324] (M) [ 921.906643] kmem_cache_alloc_node+0xe3/0x730 [ 921.911109] 4*256kB [ 921.913087] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 921.917554] (UM) [ 921.919885] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 921.924955] 5*512kB (UM) [ 921.927026] __alloc_skb+0x119/0x770 [ 921.931574] 2*1024kB (M) [ 921.934340] ? calc_wheel_index+0x220/0x220 [ 921.938047] 3*2048kB [ 921.940812] ? skb_scrub_packet+0x490/0x490 [ 921.945103] (UM) 3*4096kB [ 921.947526] ? vprintk_default+0x28/0x30 [ 921.951816] (M) [ 921.954654] ? vprintk_func+0x85/0x181 [ 921.958689] = 24804kB [ 921.960661] ? printk+0xa7/0xcf [ 921.964520] Node 0 [ 921.966923] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 921.970181] Normal: 172*4kB [ 921.972425] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 921.977152] (UMEH) [ 921.980163] new_skb+0x26/0x1c0 [ 921.984724] 656*8kB [ 921.986955] aoecmd_cfg+0x279/0x7f0 [ 921.990211] (UMEH) [ 921.992529] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 921.996142] 279*16kB [ 921.998375] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 922.002670] (UMEH) [ 922.005080] ? check_preemption_disabled+0x48/0x200 [ 922.010585] 75*32kB (UMH) [ 922.012821] ? check_preemption_disabled+0x48/0x200 [ 922.017810] 2*64kB [ 922.020663] ? __lock_is_held+0xb5/0x140 [ 922.025648] (UH) [ 922.027889] discover_timer+0x50/0x60 [ 922.031918] 0*128kB [ 922.033971] call_timer_fn+0x272/0x920 [ 922.037745] 0*256kB [ 922.040072] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 922.043938] 2*512kB [ 922.046255] ? process_timeout+0x40/0x40 [ 922.051073] (U) [ 922.053388] ? find_held_lock+0x36/0x1c0 [ 922.057417] 0*1024kB 0*2048kB [ 922.059399] ? __run_timers+0x7da/0xc70 [ 922.063431] 0*4096kB [ 922.066617] ? _raw_spin_unlock_irq+0x27/0x80 [ 922.070564] = 13952kB [ 922.072968] ? _raw_spin_unlock_irq+0x27/0x80 [ 922.077446] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 922.079840] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 922.084313] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 922.093132] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 922.097950] 406 total pagecache pages [ 922.106521] ? trace_hardirqs_on+0xbd/0x310 [ 922.111089] 0 pages in swap cache [ 922.114878] ? kasan_check_read+0x11/0x20 [ 922.119173] Swap cache stats: add 0, delete 0, find 0/0 [ 922.122616] ? __run_timers+0x7da/0xc70 [ 922.126740] Free swap = 0kB [ 922.132112] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 922.136068] Total swap = 0kB [ 922.139092] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 922.144508] 1965979 pages RAM [ 922.147519] __run_timers+0x7e5/0xc70 [ 922.152333] 0 pages HighMem/MovableOnly [ 922.155440] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 922.159210] 342745 pages reserved [ 922.163177] ? compat_start_thread+0x80/0x80 [ 922.168513] 0 pages cma reserved [ 922.171960] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 922.176493] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 922.179701] ? kasan_check_write+0x14/0x20 [ 922.185209] ksoftirqd/0 cpuset= [ 922.195523] ? finish_task_switch+0x2f5/0x900 [ 922.199728] / [ 922.203001] ? __switch_to_asm+0x40/0x70 [ 922.207472] mems_allowed=0 [ 922.209181] ? preempt_notifier_register+0x200/0x200 [ 922.221216] ? __switch_to_asm+0x34/0x70 [ 922.225273] ? __switch_to_asm+0x40/0x70 [ 922.229332] ? __switch_to_asm+0x34/0x70 [ 922.233393] ? __switch_to_asm+0x40/0x70 [ 922.237455] ? __switch_to_asm+0x34/0x70 [ 922.241512] ? __switch_to_asm+0x40/0x70 [ 922.245581] ? pvclock_read_flags+0x160/0x160 [ 922.250081] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 922.255618] ? check_preemption_disabled+0x48/0x200 [ 922.260648] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 922.266186] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 922.271469] ? rcu_pm_notify+0xc0/0xc0 [ 922.275357] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 922.280899] ? check_preemption_disabled+0x48/0x200 [ 922.285923] run_timer_softirq+0x52/0xb0 [ 922.289987] ? rcu_read_lock_sched_held+0x108/0x120 [ 922.295004] __do_softirq+0x30b/0xad8 [ 922.298814] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 922.303924] ? smpboot_thread_fn+0x334/0xa00 [ 922.308337] ? schedule+0x108/0x460 [ 922.311968] ? __schedule+0x1ed0/0x1ed0 [ 922.315948] ? trace_hardirqs_off+0xb8/0x310 [ 922.320358] ? ___might_sleep+0x1ed/0x300 [ 922.324506] ? smpboot_thread_fn+0x68b/0xa00 [ 922.328915] ? trace_hardirqs_on+0x310/0x310 [ 922.333327] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 922.338870] ? check_preemption_disabled+0x48/0x200 [ 922.343889] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 922.349431] ? takeover_tasklets+0xa90/0xa90 [ 922.353853] run_ksoftirqd+0x94/0x100 [ 922.357657] smpboot_thread_fn+0x68b/0xa00 [ 922.361900] ? sort_range+0x30/0x30 [ 922.365530] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 922.370633] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 922.376169] ? __kthread_parkme+0xfb/0x1a0 [ 922.380411] kthread+0x35a/0x420 [ 922.383776] ? sort_range+0x30/0x30 [ 922.387403] ? kthread_bind+0x40/0x40 [ 922.391211] ret_from_fork+0x3a/0x50 [ 922.394942] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 922.395013] aoe: skb alloc failure [ 922.401782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 922.401791] Call Trace: [ 922.405410] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 922.414670] dump_stack+0x1c4/0x2b4 [ 922.417233] ksoftirqd/1 cpuset= [ 922.427534] ? dump_stack_print_info.cold.2+0x52/0x52 [ 922.431133] / [ 922.434412] warn_alloc.cold.119+0xb7/0x1bd [ 922.439570] mems_allowed=0 [ 922.441279] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 922.453324] ? lock_downgrade+0x900/0x900 [ 922.457487] ? trace_hardirqs_off+0xb8/0x310 [ 922.461906] ? trace_hardirqs_off+0xb8/0x310 [ 922.466321] __alloc_pages_slowpath+0x2667/0x2d80 [ 922.471190] ? lock_downgrade+0x900/0x900 [ 922.475351] ? warn_alloc+0x120/0x120 [ 922.479162] ? warn_alloc+0x120/0x120 [ 922.482967] ? print_usage_bug+0xc0/0xc0 [ 922.487027] ? warn_alloc+0x120/0x120 [ 922.490832] ? print_usage_bug+0xc0/0xc0 [ 922.494902] ? __lock_acquire+0x7ec/0x4ec0 [ 922.499138] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 922.504679] ? should_fail+0x22d/0xd01 [ 922.508566] ? mark_held_locks+0x130/0x130 [ 922.512804] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 922.517909] ? __lock_acquire+0x7ec/0x4ec0 [ 922.522148] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 922.527247] ? __lock_acquire+0x7ec/0x4ec0 [ 922.531478] ? should_fail+0x22d/0xd01 [ 922.535378] ? mark_held_locks+0x130/0x130 [ 922.539620] ? mark_held_locks+0x130/0x130 [ 922.543866] ? graph_lock+0x170/0x170 [ 922.547667] ? ret_from_fork+0x3a/0x50 [ 922.551560] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 922.557096] ? check_preemption_disabled+0x48/0x200 [ 922.562111] ? check_preemption_disabled+0x48/0x200 [ 922.567136] ? __lock_is_held+0xb5/0x140 [ 922.571224] __alloc_pages_nodemask+0xa80/0xde0 [ 922.575891] ? graph_lock+0x170/0x170 [ 922.579697] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 922.584710] ? graph_lock+0x170/0x170 [ 922.588536] ? find_held_lock+0x36/0x1c0 [ 922.592606] ? ____cache_alloc_node+0x1c7/0x1e0 [ 922.597274] ? lock_downgrade+0x900/0x900 [ 922.601431] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 922.606975] cache_grow_begin+0x91/0x8c0 [ 922.611037] ? do_raw_spin_unlock+0xa7/0x2f0 [ 922.615458] fallback_alloc+0x203/0x2e0 [ 922.619440] ____cache_alloc_node+0x1c7/0x1e0 [ 922.623941] kmem_cache_alloc_node+0xe3/0x730 [ 922.628434] ? mark_held_locks+0xc7/0x130 [ 922.632592] __alloc_skb+0x119/0x770 [ 922.636310] ? skb_scrub_packet+0x490/0x490 [ 922.640635] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 922.645222] ? queue_work_on+0x12c/0x1e0 [ 922.649290] ? switchdev_port_obj_del+0xdc/0x450 [ 922.654074] ? switchdev_trans_item_enqueue+0x260/0x260 [ 922.659449] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 922.664475] __br_mdb_notify+0x4ff/0x15d0 [ 922.668634] ? __br_mdb_add+0x800/0x800 [ 922.672605] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 922.678160] ? graph_lock+0x170/0x170 [ 922.681973] ? br_multicast_group_expired+0x96/0x610 [ 922.687083] ? lock_downgrade+0x900/0x900 [ 922.691241] br_mdb_notify+0x310/0x410 [ 922.695129] ? br_mdb_dump+0x2530/0x2530 [ 922.699200] ? kasan_check_write+0x14/0x20 [ 922.703436] ? do_raw_spin_lock+0xc1/0x200 [ 922.707678] br_multicast_group_expired+0x1bc/0x610 [ 922.712700] ? br_mdb_free+0x80/0x80 [ 922.716431] call_timer_fn+0x272/0x920 [ 922.720319] ? br_mdb_free+0x80/0x80 [ 922.724039] ? process_timeout+0x40/0x40 [ 922.728108] ? find_held_lock+0x36/0x1c0 [ 922.732181] ? __run_timers+0x7da/0xc70 [ 922.736160] ? _raw_spin_unlock_irq+0x27/0x80 [ 922.740670] ? _raw_spin_unlock_irq+0x27/0x80 [ 922.745163] ? br_mdb_free+0x80/0x80 [ 922.748887] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 922.753471] ? trace_hardirqs_on+0xbd/0x310 [ 922.757791] ? kasan_check_read+0x11/0x20 [ 922.761942] ? __run_timers+0x7da/0xc70 [ 922.765921] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 922.771392] ? br_mdb_free+0x80/0x80 [ 922.775112] __run_timers+0x7e5/0xc70 [ 922.778911] ? find_held_lock+0x36/0x1c0 [ 922.782983] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 922.788353] ? _raw_spin_unlock_irq+0x27/0x80 [ 922.792851] ? _raw_spin_unlock_irq+0x27/0x80 [ 922.797367] ? lockdep_hardirqs_on+0x421/0x5c0 [ 922.801953] ? trace_hardirqs_on+0xbd/0x310 [ 922.806272] ? kasan_check_read+0x11/0x20 [ 922.810424] ? finish_task_switch+0x1f5/0x900 [ 922.814934] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 922.820383] ? compat_start_thread+0x80/0x80 [ 922.824832] ? pvclock_read_flags+0x160/0x160 [ 922.829329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 922.834869] ? check_preemption_disabled+0x48/0x200 [ 922.839898] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 922.845435] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 922.851201] ? rcu_pm_notify+0xc0/0xc0 [ 922.855094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 922.860629] ? check_preemption_disabled+0x48/0x200 [ 922.865655] run_timer_softirq+0x52/0xb0 [ 922.869715] ? rcu_read_lock_sched_held+0x108/0x120 [ 922.874748] __do_softirq+0x30b/0xad8 [ 922.878561] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 922.883663] ? trace_hardirqs_off+0x310/0x310 [ 922.888167] ? schedule+0x108/0x460 [ 922.891807] ? trace_hardirqs_off+0xb8/0x310 [ 922.896220] ? smpboot_thread_fn+0x68b/0xa00 [ 922.900632] ? trace_hardirqs_on+0x310/0x310 [ 922.905043] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 922.910589] ? check_preemption_disabled+0x48/0x200 [ 922.915611] ? takeover_tasklets+0xa90/0xa90 [ 922.920025] run_ksoftirqd+0x94/0x100 [ 922.923835] smpboot_thread_fn+0x68b/0xa00 [ 922.928077] ? sort_range+0x30/0x30 [ 922.931706] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 922.936810] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 922.942355] ? __kthread_parkme+0xfb/0x1a0 [ 922.946625] kthread+0x35a/0x420 [ 922.949991] ? sort_range+0x30/0x30 [ 922.953616] ? kthread_bind+0x40/0x40 [ 922.957418] ret_from_fork+0x3a/0x50 [ 922.961154] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #106 [ 922.961159] warn_alloc_show_mem: 1 callbacks suppressed [ 922.961167] Mem-Info: [ 922.968090] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 922.973457] active_anon:34692 inactive_anon:371 isolated_anon:0 [ 922.973457] active_file:11 inactive_file:16 isolated_file:0 [ 922.973457] unevictable:0 dirty:0 writeback:0 unstable:0 [ 922.973457] slab_reclaimable:8342 slab_unreclaimable:1502659 [ 922.973457] mapped:16562 shmem:379 pagetables:452 bounce:0 [ 922.973457] free:13666 free_pcp:452 free_cma:0 [ 922.975828] Call Trace: [ 922.985526] Node 0 active_anon:138768kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66248kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 923.018393] dump_stack+0x1c4/0x2b4 [ 923.020953] Node 0 [ 923.049258] ? dump_stack_print_info.cold.2+0x52/0x52 [ 923.053082] 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 [ 923.055303] warn_alloc.cold.119+0xb7/0x1bd [ 923.060455] lowmem_reserve[]: 0 [ 923.085976] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 923.090273] 2817 [ 923.093579] ? lock_downgrade+0x900/0x900 [ 923.098388] 6321 6321 [ 923.100458] ? trace_hardirqs_off+0xb8/0x310 [ 923.104580] Node 0 [ 923.107078] ? trace_hardirqs_off+0xb8/0x310 [ 923.111483] DMA32 free:24804kB min:30048kB low:37560kB high:45072kB active_anon:132kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 923.113691] __alloc_pages_slowpath+0x2667/0x2d80 [ 923.118075] lowmem_reserve[]: [ 923.144984] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 923.149787] 0 [ 923.152891] ? warn_alloc+0x120/0x120 [ 923.157991] 0 [ 923.159789] ? warn_alloc+0x120/0x120 [ 923.163564] 3503 [ 923.165368] ? print_usage_bug+0xc0/0xc0 [ 923.169133] 3503 [ 923.171197] ? warn_alloc+0x120/0x120 [ 923.175233] Node 0 [ 923.177290] ? print_usage_bug+0xc0/0xc0 [ 923.181096] Normal free:13952kB min:37364kB low:46704kB high:56044kB active_anon:138636kB inactive_anon:1484kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5120kB pagetables:1808kB bounce:0kB free_pcp:1560kB local_pcp:248kB free_cma:0kB [ 923.183297] ? mark_held_locks+0x130/0x130 [ 923.187329] lowmem_reserve[]: 0 [ 923.215788] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 923.219994] 0 [ 923.223267] ? should_fail+0x22d/0xd01 [ 923.228768] 0 0 [ 923.230574] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 923.236426] ? __lock_acquire+0x7ec/0x4ec0 [ 923.241501] Node 0 DMA: [ 923.245745] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 923.245761] ? __lock_acquire+0x7ec/0x4ec0 [ 923.248412] 1*4kB [ 923.253507] ? should_fail+0x22d/0xd01 [ 923.257714] (U) [ 923.259860] ? print_usage_bug+0xc0/0xc0 [ 923.263711] 0*8kB 0*16kB [ 923.265695] ? mark_held_locks+0x130/0x130 [ 923.269727] 1*32kB [ 923.272478] ? mark_held_locks+0x130/0x130 [ 923.276688] (U) [ 923.278918] ? lock_downgrade+0x900/0x900 [ 923.283131] 2*64kB [ 923.285101] ? graph_lock+0x170/0x170 [ 923.289217] (U) 1*128kB [ 923.291458] ? print_usage_bug+0xc0/0xc0 [ 923.295240] (U) [ 923.297907] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 923.301941] 1*256kB [ 923.303912] ? check_preemption_disabled+0x48/0x200 [ 923.309426] (U) [ 923.311743] ? check_preemption_disabled+0x48/0x200 [ 923.316728] 0*512kB 1*1024kB [ 923.318711] ? __lock_is_held+0xb5/0x140 [ 923.323691] (U) 1*2048kB [ 923.326799] __alloc_pages_nodemask+0xa80/0xde0 [ 923.330833] (M) [ 923.333586] ? graph_lock+0x170/0x170 [ 923.338232] 3*4096kB [ 923.340203] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 923.343976] (M) [ 923.346383] ? graph_lock+0x170/0x170 [ 923.351377] = 15908kB [ 923.353349] ? find_held_lock+0x36/0x1c0 [ 923.357121] Node 0 [ 923.359529] ? ____cache_alloc_node+0x1c7/0x1e0 [ 923.363563] DMA32: [ 923.365795] ? lock_downgrade+0x900/0x900 [ 923.370452] 1*4kB [ 923.372687] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 923.376797] (U) 0*8kB [ 923.378952] cache_grow_begin+0x91/0x8c0 [ 923.384452] 2*16kB (UM) [ 923.386955] ? do_raw_spin_unlock+0xa7/0x2f0 [ 923.390986] 2*32kB [ 923.393662] fallback_alloc+0x203/0x2e0 [ 923.398033] (M) 2*64kB [ 923.400287] ____cache_alloc_node+0x1c7/0x1e0 [ 923.404231] (M) [ 923.406813] kmem_cache_alloc_node+0xe3/0x730 [ 923.411280] 4*128kB [ 923.413251] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 923.417714] (M) [ 923.420032] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 923.425106] 4*256kB [ 923.427087] __alloc_skb+0x119/0x770 [ 923.431631] (UM) 5*512kB [ 923.433960] ? calc_wheel_index+0x220/0x220 [ 923.437645] (UM) [ 923.440394] ? skb_scrub_packet+0x490/0x490 [ 923.444683] 2*1024kB (M) [ 923.446755] ? vprintk_default+0x28/0x30 [ 923.451039] 3*2048kB (UM) [ 923.453804] ? vprintk_func+0x85/0x181 [ 923.457844] 3*4096kB [ 923.460685] ? printk+0xa7/0xcf [ 923.464546] (M) [ 923.466952] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 923.470200] = 24804kB [ 923.472172] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 923.476905] Node 0 [ 923.479311] new_skb+0x26/0x1c0 [ 923.483866] Normal: [ 923.486095] aoecmd_cfg+0x279/0x7f0 [ 923.489355] 172*4kB [ 923.491672] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 923.495269] (UMEH) [ 923.499498] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 923.503796] 656*8kB [ 923.506025] ? check_preemption_disabled+0x48/0x200 [ 923.511557] (UMEH) 279*16kB [ 923.513892] ? check_preemption_disabled+0x48/0x200 [ 923.518882] (UMEH) [ 923.521909] ? __lock_is_held+0xb5/0x140 [ 923.526892] 75*32kB [ 923.529130] discover_timer+0x50/0x60 [ 923.533155] (UMH) [ 923.535476] call_timer_fn+0x272/0x920 [ 923.539256] 2*64kB (UH) [ 923.541412] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 923.545268] 0*128kB 0*256kB [ 923.547948] ? process_timeout+0x40/0x40 [ 923.552756] 2*512kB (U) [ 923.555777] ? find_held_lock+0x36/0x1c0 [ 923.559809] 0*1024kB 0*2048kB [ 923.562503] ? __run_timers+0x7da/0xc70 [ 923.566534] 0*4096kB [ 923.569727] ? _raw_spin_unlock_irq+0x27/0x80 [ 923.573673] = 13952kB [ 923.576085] ? _raw_spin_unlock_irq+0x27/0x80 [ 923.580563] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 923.582964] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 923.587431] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 923.587440] 406 total pagecache pages [ 923.596277] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 923.601100] 0 pages in swap cache [ 923.609670] ? trace_hardirqs_on+0xbd/0x310 [ 923.613439] Swap cache stats: add 0, delete 0, find 0/0 [ 923.613448] Free swap = 0kB [ 923.618026] ? kasan_check_read+0x11/0x20 [ 923.621451] Total swap = 0kB [ 923.625764] ? __run_timers+0x7da/0xc70 [ 923.631100] 1965979 pages RAM [ 923.634115] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 923.638228] 0 pages HighMem/MovableOnly [ 923.638236] 342745 pages reserved [ 923.641272] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 923.645206] 0 pages cma reserved [ 923.645380] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 923.648339] __run_timers+0x7e5/0xc70 [ 923.653776] ksoftirqd/0 cpuset= [ 923.657765] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 923.661443] / [ 923.666283] ? compat_start_thread+0x80/0x80 [ 923.669642] mems_allowed=0 [ 923.679950] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 923.706900] ? kasan_check_write+0x14/0x20 [ 923.711137] ? finish_task_switch+0x2f5/0x900 [ 923.715632] ? __switch_to_asm+0x40/0x70 [ 923.719701] ? preempt_notifier_register+0x200/0x200 [ 923.724804] ? __switch_to_asm+0x34/0x70 [ 923.728866] ? __switch_to_asm+0x40/0x70 [ 923.732923] ? __switch_to_asm+0x34/0x70 [ 923.736985] ? __switch_to_asm+0x40/0x70 [ 923.741043] ? __switch_to_asm+0x34/0x70 [ 923.745108] ? __switch_to_asm+0x40/0x70 [ 923.749179] ? pvclock_read_flags+0x160/0x160 [ 923.753678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 923.759213] ? check_preemption_disabled+0x48/0x200 [ 923.764238] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 923.769778] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 923.775066] ? rcu_pm_notify+0xc0/0xc0 [ 923.778958] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 923.784493] ? check_preemption_disabled+0x48/0x200 [ 923.789515] run_timer_softirq+0x52/0xb0 [ 923.793598] ? rcu_read_lock_sched_held+0x108/0x120 [ 923.798618] __do_softirq+0x30b/0xad8 [ 923.802434] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 923.807539] ? smpboot_thread_fn+0x334/0xa00 [ 923.811956] ? schedule+0x108/0x460 [ 923.815585] ? __schedule+0x1ed0/0x1ed0 [ 923.819569] ? trace_hardirqs_off+0xb8/0x310 [ 923.823982] ? ___might_sleep+0x1ed/0x300 [ 923.828142] ? smpboot_thread_fn+0x68b/0xa00 [ 923.832554] ? trace_hardirqs_on+0x310/0x310 [ 923.836966] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 923.842505] ? check_preemption_disabled+0x48/0x200 [ 923.847519] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 923.853068] ? takeover_tasklets+0xa90/0xa90 [ 923.857483] run_ksoftirqd+0x94/0x100 [ 923.861282] smpboot_thread_fn+0x68b/0xa00 [ 923.865519] ? sort_range+0x30/0x30 [ 923.869150] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 923.874947] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 923.880488] ? __kthread_parkme+0xfb/0x1a0 [ 923.884728] kthread+0x35a/0x420 [ 923.888094] ? sort_range+0x30/0x30 [ 923.891727] ? kthread_bind+0x40/0x40 [ 923.895546] ret_from_fork+0x3a/0x50 [ 923.899286] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc4+ #106 [ 923.899359] aoe: skb alloc failure [ 923.906122] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 923.906127] Call Trace: [ 923.906146] dump_stack+0x1c4/0x2b4 [ 923.906165] ? dump_stack_print_info.cold.2+0x52/0x52 [ 923.909712] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 923.919045] warn_alloc.cold.119+0xb7/0x1bd [ 923.921602] ksoftirqd/1 cpuset= [ 923.925224] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 923.930386] / [ 923.940694] ? lock_downgrade+0x900/0x900 [ 923.944993] mems_allowed=0 [ 923.948273] ? trace_hardirqs_off+0xb8/0x310 [ 923.966331] ? trace_hardirqs_off+0xb8/0x310 [ 923.970758] __alloc_pages_slowpath+0x2667/0x2d80 [ 923.975627] ? lock_downgrade+0x900/0x900 [ 923.979781] ? warn_alloc+0x120/0x120 [ 923.983588] ? warn_alloc+0x120/0x120 [ 923.987393] ? print_usage_bug+0xc0/0xc0 [ 923.991456] ? warn_alloc+0x120/0x120 [ 923.995261] ? print_usage_bug+0xc0/0xc0 [ 923.999418] ? __lock_acquire+0x7ec/0x4ec0 [ 924.003655] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 924.009196] ? should_fail+0x22d/0xd01 [ 924.013081] ? mark_held_locks+0x130/0x130 [ 924.017321] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 924.022428] ? __lock_acquire+0x7ec/0x4ec0 [ 924.026669] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 924.031771] ? __lock_acquire+0x7ec/0x4ec0 [ 924.036007] ? should_fail+0x22d/0xd01 [ 924.039907] ? mark_held_locks+0x130/0x130 [ 924.044153] ? mark_held_locks+0x130/0x130 [ 924.048396] ? graph_lock+0x170/0x170 [ 924.052198] ? ret_from_fork+0x3a/0x50 [ 924.056089] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 924.061626] ? check_preemption_disabled+0x48/0x200 [ 924.066640] ? check_preemption_disabled+0x48/0x200 [ 924.071669] ? __lock_is_held+0xb5/0x140 [ 924.075738] __alloc_pages_nodemask+0xa80/0xde0 [ 924.080409] ? graph_lock+0x170/0x170 [ 924.084218] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 924.089245] ? graph_lock+0x170/0x170 [ 924.093068] ? find_held_lock+0x36/0x1c0 [ 924.097150] ? ____cache_alloc_node+0x1c7/0x1e0 [ 924.101820] ? lock_downgrade+0x900/0x900 [ 924.105980] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 924.111530] cache_grow_begin+0x91/0x8c0 [ 924.115596] ? do_raw_spin_unlock+0xa7/0x2f0 [ 924.120016] fallback_alloc+0x203/0x2e0 [ 924.124004] ____cache_alloc_node+0x1c7/0x1e0 [ 924.128508] kmem_cache_alloc_node+0xe3/0x730 [ 924.133006] ? mark_held_locks+0xc7/0x130 [ 924.137167] __alloc_skb+0x119/0x770 [ 924.140890] ? skb_scrub_packet+0x490/0x490 [ 924.145215] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 924.149809] ? queue_work_on+0x12c/0x1e0 [ 924.153884] ? switchdev_port_obj_del+0xdc/0x450 [ 924.158645] ? switchdev_trans_item_enqueue+0x260/0x260 [ 924.164012] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 924.169037] __br_mdb_notify+0x4ff/0x15d0 [ 924.173204] ? __br_mdb_add+0x800/0x800 [ 924.177180] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 924.182729] ? graph_lock+0x170/0x170 [ 924.186536] ? br_multicast_group_expired+0x96/0x610 [ 924.191646] ? lock_downgrade+0x900/0x900 [ 924.195809] br_mdb_notify+0x310/0x410 [ 924.199707] ? br_mdb_dump+0x2530/0x2530 [ 924.203780] ? kasan_check_write+0x14/0x20 [ 924.208019] ? do_raw_spin_lock+0xc1/0x200 [ 924.212271] br_multicast_group_expired+0x1bc/0x610 [ 924.217291] ? br_mdb_free+0x80/0x80 [ 924.221019] call_timer_fn+0x272/0x920 [ 924.224915] ? br_mdb_free+0x80/0x80 [ 924.228631] ? process_timeout+0x40/0x40 [ 924.232698] ? find_held_lock+0x36/0x1c0 [ 924.236773] ? __run_timers+0x7da/0xc70 [ 924.240758] ? _raw_spin_unlock_irq+0x27/0x80 [ 924.245251] ? _raw_spin_unlock_irq+0x27/0x80 [ 924.249745] ? br_mdb_free+0x80/0x80 [ 924.253463] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 924.258056] ? trace_hardirqs_on+0xbd/0x310 [ 924.262403] ? kasan_check_read+0x11/0x20 [ 924.266575] ? __run_timers+0x7da/0xc70