:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 247.716311] warn_alloc.cold.117+0xb7/0x1bd [ 247.725652] syz-executor1 cpuset= [ 247.728236] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 247.731840] syz1 [ 247.737027] ? lock_downgrade+0x900/0x900 [ 247.747494] mems_allowed=0 [ 247.751811] ? trace_hardirqs_off+0xb8/0x310 [ 247.773489] ? trace_hardirqs_off+0xb8/0x310 [ 247.777909] __alloc_pages_slowpath+0x2660/0x2d70 [ 247.782785] ? warn_alloc+0x120/0x120 [ 247.786600] ? warn_alloc+0x120/0x120 [ 247.790408] ? print_usage_bug+0xc0/0xc0 [ 247.794471] ? warn_alloc+0x120/0x120 [ 247.798274] ? print_usage_bug+0xc0/0xc0 [ 247.802345] ? task_numa_migrate+0x28d0/0x28d0 [ 247.806931] ? print_usage_bug+0xc0/0xc0 [ 247.811002] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 247.816545] ? should_fail+0x22d/0xd01 [ 247.820437] ? __lock_acquire+0x62f/0x4c20 [ 247.824677] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 247.829785] ? __lock_acquire+0x62f/0x4c20 [ 247.834051] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 247.839173] ? __lock_acquire+0x62f/0x4c20 [ 247.843410] ? should_fail+0x22d/0xd01 [ 247.847313] ? mark_held_locks+0x130/0x130 [ 247.851585] ? mark_held_locks+0x130/0x130 [ 247.855854] ? zap_class+0x640/0x640 [ 247.859576] ? print_usage_bug+0xc0/0xc0 [ 247.863644] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.869183] ? check_preemption_disabled+0x48/0x280 [ 247.874211] ? __lock_is_held+0xb5/0x140 [ 247.878284] __alloc_pages_nodemask+0xa80/0xde0 [ 247.882963] ? zap_class+0x640/0x640 [ 247.886690] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 247.891724] ? find_held_lock+0x36/0x1c0 [ 247.895799] ? ____cache_alloc_node+0x1c7/0x1e0 [ 247.900472] ? lock_downgrade+0x900/0x900 [ 247.904630] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.910174] cache_grow_begin+0xa5/0x8c0 [ 247.914232] ? do_raw_spin_unlock+0xa7/0x330 [ 247.918652] fallback_alloc+0x204/0x2e0 [ 247.922649] ____cache_alloc_node+0x1c7/0x1e0 [ 247.927162] kmem_cache_alloc_node+0xe3/0x730 [ 247.931676] ? ipv6_get_ifaddr+0x42e/0x620 [ 247.935927] __alloc_skb+0x119/0x770 [ 247.939644] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 247.944931] ? netdev_alloc_frag+0x1f0/0x1f0 [ 247.949354] ? lock_downgrade+0x900/0x900 [ 247.953513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.959051] ? refcount_sub_and_test_checked+0x203/0x310 [ 247.964524] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 247.969982] ? addrconf_rs_timer+0x690/0x690 [ 247.974405] ndisc_alloc_skb+0x144/0x340 [ 247.978475] ndisc_send_rs+0x331/0x6e0 [ 247.982370] addrconf_rs_timer+0x314/0x690 [ 247.986615] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 247.990871] call_timer_fn+0x272/0x920 [ 247.994764] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 247.999006] ? process_timeout+0x40/0x40 [ 248.003119] ? __run_timers+0x7da/0xc70 [ 248.007116] ? _raw_spin_unlock_irq+0x27/0x80 [ 248.011625] ? _raw_spin_unlock_irq+0x27/0x80 [ 248.016123] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 248.020373] ? lockdep_hardirqs_on+0x296/0x5b0 [ 248.024959] ? trace_hardirqs_on+0xbd/0x310 [ 248.029293] ? kasan_check_read+0x11/0x20 [ 248.033470] ? __run_timers+0x7da/0xc70 [ 248.037447] ? trace_hardirqs_off_caller+0x310/0x310 [ 248.042567] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 248.046807] __run_timers+0x7e5/0xc70 [ 248.050637] ? timer_fixup_init+0x70/0x70 [ 248.054788] ? compat_start_thread+0x80/0x80 [ 248.059203] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.064777] ? kasan_check_write+0x14/0x20 [ 248.069019] ? finish_task_switch+0x2f4/0x910 [ 248.073517] ? __switch_to_asm+0x40/0x70 [ 248.077587] ? preempt_notifier_register+0x200/0x200 [ 248.082697] ? __switch_to_asm+0x34/0x70 [ 248.086762] ? __switch_to_asm+0x40/0x70 [ 248.090828] ? __switch_to_asm+0x34/0x70 [ 248.094890] ? __switch_to_asm+0x40/0x70 [ 248.098956] ? __switch_to_asm+0x34/0x70 [ 248.103033] ? __switch_to_asm+0x40/0x70 [ 248.107110] ? pvclock_read_flags+0x160/0x160 [ 248.111612] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.117153] ? check_preemption_disabled+0x48/0x280 [ 248.122186] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 248.127750] ? rcu_pm_notify+0xc0/0xc0 [ 248.131644] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.137182] ? check_preemption_disabled+0x48/0x280 [ 248.142206] run_timer_softirq+0x52/0xb0 [ 248.146292] ? rcu_read_lock_sched_held+0x14f/0x180 [ 248.151339] __do_softirq+0x308/0xb7e [ 248.155168] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 248.160300] ? trace_hardirqs_off+0xb8/0x310 [ 248.164724] ? rcu_irq_enter+0x18c/0x310 [ 248.168792] ? schedule+0x108/0x460 [ 248.172427] ? __schedule+0x21d0/0x21d0 [ 248.176409] ? trace_hardirqs_off+0xb8/0x310 [ 248.180823] ? smpboot_thread_fn+0x68b/0xa00 [ 248.185249] ? trace_hardirqs_on+0x310/0x310 [ 248.189663] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 248.195224] ? check_preemption_disabled+0x48/0x280 [ 248.200294] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.205854] ? takeover_tasklets+0xa90/0xa90 [ 248.210269] run_ksoftirqd+0x5e/0x100 [ 248.214070] smpboot_thread_fn+0x68b/0xa00 [ 248.218360] ? sort_range+0x30/0x30 [ 248.221994] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 248.227104] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 248.232685] ? __kthread_parkme+0xfb/0x1a0 [ 248.236927] kthread+0x35a/0x420 [ 248.240293] ? sort_range+0x30/0x30 [ 248.243927] ? kthread_stop+0x900/0x900 [ 248.247921] ret_from_fork+0x3a/0x50 [ 248.251664] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 248.251670] warn_alloc_show_mem: 1 callbacks suppressed [ 248.251678] Mem-Info: [ 248.258697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 248.264078] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 248.264078] active_file:16 inactive_file:18 isolated_file:0 [ 248.264078] unevictable:0 dirty:0 writeback:0 unstable:0 [ 248.264078] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 248.264078] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 248.264078] free:13683 free_pcp:153 free_cma:0 [ 248.266455] Call Trace: [ 248.275848] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 248.308692] [ 248.311267] Node 0 [ 248.338775] dump_stack+0x244/0x39d [ 248.340934] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 248.343144] ? dump_stack_print_info.cold.1+0x20/0x20 [ 248.346748] lowmem_reserve[]: [ 248.372263] warn_alloc.cold.117+0xb7/0x1bd [ 248.377422] 0 [ 248.380542] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 248.384842] 2818 [ 248.386644] ? lock_downgrade+0x900/0x900 [ 248.391466] 6321 [ 248.393531] ? trace_hardirqs_off+0xb8/0x310 [ 248.397646] 6321 [ 248.399721] ? trace_hardirqs_off+0xb8/0x310 [ 248.404112] Node 0 [ 248.406190] __alloc_pages_slowpath+0x2660/0x2d70 [ 248.410597] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 248.412849] ? warn_alloc+0x120/0x120 [ 248.417645] lowmem_reserve[]: [ 248.444365] ? warn_alloc+0x120/0x120 [ 248.448145] 0 [ 248.451247] ? print_usage_bug+0xc0/0xc0 [ 248.455023] 0 [ 248.456827] ? warn_alloc+0x120/0x120 [ 248.460867] 3503 [ 248.462668] ? print_usage_bug+0xc0/0xc0 [ 248.466445] 3503 [ 248.468505] ? __lock_acquire+0x62f/0x4c20 [ 248.474606] ? __lock_acquire+0x62f/0x4c20 [ 248.478821] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 248.483110] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 248.483127] ? should_fail+0x22d/0xd01 [ 248.512021] lowmem_reserve[]: 0 [ 248.517600] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 248.521447] 0 0 [ 248.524748] ? __lock_acquire+0x62f/0x4c20 [ 248.529829] 0 [ 248.531807] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 248.537821] ? __lock_acquire+0x62f/0x4c20 [ 248.542902] Node 0 [ 248.547128] ? should_fail+0x22d/0xd01 [ 248.547138] DMA: [ 248.549374] ? find_held_lock+0x36/0x1c0 [ 248.553246] 1*4kB [ 248.555313] ? mark_held_locks+0x130/0x130 [ 248.559360] (U) [ 248.561519] ? mark_held_locks+0x130/0x130 [ 248.565736] 0*8kB [ 248.567707] ? zap_class+0x640/0x640 [ 248.571919] 0*16kB 1*32kB [ 248.574078] ? zap_class+0x640/0x640 [ 248.577779] (U) [ 248.580625] ? print_usage_bug+0xc0/0xc0 [ 248.584331] 2*64kB [ 248.586303] ? do_raw_spin_unlock+0xa7/0x330 [ 248.590354] (U) [ 248.592589] ? zap_class+0x640/0x640 [ 248.596968] 1*128kB [ 248.598955] ? print_usage_bug+0xc0/0xc0 [ 248.602671] (U) [ 248.605016] ? wq_watchdog_touch+0x9c/0xfe [ 248.609055] 1*256kB [ 248.611028] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.615240] (U) [ 248.617568] ? check_preemption_disabled+0x48/0x280 [ 248.623088] 0*512kB [ 248.625067] ? __lock_is_held+0xb5/0x140 [ 248.630100] 1*1024kB [ 248.632441] __alloc_pages_nodemask+0xa80/0xde0 [ 248.636474] (U) [ 248.638881] ? zap_class+0x640/0x640 [ 248.643528] 1*2048kB [ 248.645524] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 248.649215] (M) [ 248.651655] ? find_held_lock+0x36/0x1c0 [ 248.656647] 3*4096kB [ 248.658634] ? ____cache_alloc_node+0x1c7/0x1e0 [ 248.662664] (M) [ 248.665070] ? lock_downgrade+0x900/0x900 [ 248.669720] = 15908kB [ 248.671700] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.675827] Node 0 [ 248.678255] cache_grow_begin+0xa5/0x8c0 [ 248.683767] DMA32: [ 248.685998] ? do_raw_spin_unlock+0xa7/0x330 [ 248.690040] 5*4kB [ 248.692300] fallback_alloc+0x204/0x2e0 [ 248.696708] (UM) [ 248.698863] ____cache_alloc_node+0x1c7/0x1e0 [ 248.702817] 1*8kB [ 248.704883] kmem_cache_alloc_node+0xe3/0x730 [ 248.709355] (U) [ 248.711505] ? ipv6_get_ifaddr+0x42e/0x620 [ 248.715978] 2*16kB (M) [ 248.717971] __alloc_skb+0x119/0x770 [ 248.722193] 1*32kB (M) [ 248.724789] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 248.728490] 4*64kB [ 248.731070] ? netdev_alloc_frag+0x1f0/0x1f0 [ 248.736331] (UM) [ 248.738564] ? lock_downgrade+0x900/0x900 [ 248.742943] 5*128kB (UM) [ 248.745016] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.749139] 4*256kB [ 248.751896] ? refcount_sub_and_test_checked+0x203/0x310 [ 248.757414] (UM) [ 248.759737] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 248.765164] 3*512kB [ 248.767223] ? addrconf_rs_timer+0x690/0x690 [ 248.772657] (M) [ 248.774991] ndisc_alloc_skb+0x144/0x340 [ 248.779376] 3*1024kB [ 248.781366] ndisc_send_rs+0x331/0x6e0 [ 248.785410] (UM) [ 248.787823] addrconf_rs_timer+0x314/0x690 [ 248.791734] 3*2048kB (UM) [ 248.793806] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 248.798017] 3*4096kB [ 248.800871] call_timer_fn+0x272/0x920 [ 248.805072] (M) [ 248.807482] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 248.811349] = 25052kB [ 248.813331] ? process_timeout+0x40/0x40 [ 248.817543] Node 0 [ 248.819955] ? __run_timers+0x7da/0xc70 [ 248.823989] Normal: [ 248.826224] ? _raw_spin_unlock_irq+0x27/0x80 [ 248.830189] 943*4kB [ 248.832531] ? _raw_spin_unlock_irq+0x27/0x80 [ 248.837020] (ME) [ 248.839361] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 248.843835] 466*8kB [ 248.845897] ? lockdep_hardirqs_on+0x296/0x5b0 [ 248.850108] (UME) [ 248.852435] ? trace_hardirqs_on+0xbd/0x310 [ 248.856998] 200*16kB [ 248.859146] ? kasan_check_read+0x11/0x20 [ 248.863444] (UME) [ 248.865868] ? __run_timers+0x7da/0xc70 [ 248.869997] 78*32kB [ 248.872144] ? trace_hardirqs_off_caller+0x310/0x310 [ 248.876300] (UME) 9*64kB (UM) 0*128kB 0*256kB [ 248.878666] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 248.883746] 0*512kB 0*1024kB [ 248.888354] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 248.892573] 0*2048kB [ 248.895681] __run_timers+0x7e5/0xc70 [ 248.899895] 0*4096kB [ 248.902310] ? timer_fixup_init+0x70/0x70 [ 248.906092] = 13772kB [ 248.906107] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 248.908537] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 248.912667] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 248.915109] ? zap_class+0x640/0x640 [ 248.923924] 172 total pagecache pages [ 248.928964] ? enqueue_hrtimer+0x1a5/0x560 [ 248.937527] 0 pages in swap cache [ 248.941231] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 248.945030] Swap cache stats: add 0, delete 0, find 0/0 [ 248.949258] ? find_held_lock+0x36/0x1c0 [ 248.952690] Free swap = 0kB [ 248.957879] ? zap_class+0x640/0x640 [ 248.963232] Total swap = 0kB [ 248.967301] ? pvclock_read_flags+0x160/0x160 [ 248.970307] 1965979 pages RAM [ 248.974026] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.977020] 0 pages HighMem/MovableOnly [ 248.981528] ? check_preemption_disabled+0x48/0x280 [ 248.985093] 342867 pages reserved [ 248.985102] 0 pages cma reserved [ 248.990658] ? __lock_is_held+0xb5/0x140 [ 248.994680] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 248.999627] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.003156] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 249.006430] ? check_preemption_disabled+0x48/0x280 [ 249.010470] ksoftirqd/1 cpuset= [ 249.016959] run_timer_softirq+0x52/0xb0 [ 249.022478] / [ 249.032789] ? rcu_read_lock_sched_held+0x14f/0x180 [ 249.037789] mems_allowed=0 [ 249.041062] __do_softirq+0x308/0xb7e [ 249.058538] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 249.063033] ? lock_downgrade+0x900/0x900 [ 249.067184] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 249.072310] ? pvclock_read_flags+0x160/0x160 [ 249.076834] ? lapic_next_event+0x5a/0x90 [ 249.080991] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.086559] ? kvm_clock_read+0x18/0x30 [ 249.090542] ? kvm_sched_clock_read+0x9/0x20 [ 249.094987] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.100553] ? check_preemption_disabled+0x48/0x280 [ 249.105590] irq_exit+0x17f/0x1c0 [ 249.109047] smp_apic_timer_interrupt+0x1cb/0x760 [ 249.113890] ? smp_call_function_single_interrupt+0x159/0x650 [ 249.119788] ? smp_call_function_single_interrupt+0x650/0x650 [ 249.125675] ? interrupt_entry+0xb5/0xc0 [ 249.129745] ? trace_hardirqs_off_caller+0xbb/0x310 [ 249.134766] ? trace_hardirqs_off_caller+0xbb/0x310 [ 249.139784] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 249.144636] ? trace_hardirqs_on_caller+0x310/0x310 [ 249.149657] ? trace_hardirqs_on_caller+0x310/0x310 [ 249.154676] ? task_prio+0x50/0x50 [ 249.158223] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.163761] ? check_preemption_disabled+0x48/0x280 [ 249.168785] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 249.173654] apic_timer_interrupt+0xf/0x20 [ 249.177896] [ 249.180177] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 249.185107] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 249.204008] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 249.211723] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 249.218994] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 249.226260] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 249.233529] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 249.240796] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 249.248107] skb_clone+0x1bb/0x500 [ 249.251652] ? finish_task_switch+0x2f4/0x910 [ 249.256153] ? skb_split+0x11e0/0x11e0 [ 249.260049] ? preempt_notifier_register+0x200/0x200 [ 249.265174] ? __switch_to_asm+0x34/0x70 [ 249.269238] ? __switch_to_asm+0x34/0x70 [ 249.273332] ? __switch_to_asm+0x40/0x70 [ 249.277407] ? __switch_to_asm+0x34/0x70 [ 249.281472] ? __switch_to_asm+0x40/0x70 [ 249.285533] ? __switch_to_asm+0x34/0x70 [ 249.289605] ? __switch_to_asm+0x40/0x70 [ 249.293678] ? __switch_to_asm+0x34/0x70 [ 249.297740] ? __switch_to_asm+0x34/0x70 [ 249.301801] ? __switch_to_asm+0x40/0x70 [ 249.305864] ? __switch_to_asm+0x34/0x70 [ 249.309995] bpf_clone_redirect+0xb9/0x490 [ 249.314244] ? __schedule+0x8d7/0x21d0 [ 249.318162] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 249.323197] ? __sched_text_start+0x8/0x8 [ 249.327353] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 249.332116] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 249.336707] ? find_held_lock+0x36/0x1c0 [ 249.340782] ? lock_acquire+0x1ed/0x520 [ 249.344759] ? bpf_test_run+0x3cb/0x780 [ 249.348737] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.354288] ? check_preemption_disabled+0x48/0x280 [ 249.359331] ? kasan_check_read+0x11/0x20 [ 249.363505] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 249.368784] ? rcu_softirq_qs+0x20/0x20 [ 249.372759] ? preempt_schedule+0x4d/0x60 [ 249.376922] ? ___preempt_schedule+0x16/0x18 [ 249.381363] ? bpf_test_run+0x25d/0x780 [ 249.385373] ? netlink_diag_dump+0x2a0/0x2a0 [ 249.389787] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.395331] ? bpf_test_init.isra.10+0x70/0x100 [ 249.400019] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 249.404785] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 249.409626] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 249.415165] ? fput+0x130/0x1a0 [ 249.418446] ? __bpf_prog_get+0x9b/0x290 [ 249.422512] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 249.427359] ? bpf_prog_test_run+0x130/0x1a0 [ 249.431787] ? __x64_sys_bpf+0x3d8/0x520 [ 249.435848] ? bpf_prog_get+0x20/0x20 [ 249.439675] ? do_syscall_64+0x1b9/0x820 [ 249.443739] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 249.449109] ? syscall_return_slowpath+0x5e0/0x5e0 [ 249.454044] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 249.458895] ? trace_hardirqs_on_caller+0x310/0x310 [ 249.463913] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 249.468932] ? prepare_exit_to_usermode+0x291/0x3b0 [ 249.473983] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 249.478841] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 249.484231] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 249.484298] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 249.490819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 249.490824] Call Trace: [ 249.490843] dump_stack+0x244/0x39d [ 249.490867] ? dump_stack_print_info.cold.1+0x20/0x20 [ 249.497427] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 249.506744] warn_alloc.cold.117+0xb7/0x1bd [ 249.509298] syz-executor1 cpuset= [ 249.512949] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 249.518140] syz1 [ 249.528641] ? lock_downgrade+0x900/0x900 [ 249.532944] mems_allowed=0 [ 249.536395] ? trace_hardirqs_off+0xb8/0x310 [ 249.554649] ? trace_hardirqs_off+0xb8/0x310 [ 249.559095] __alloc_pages_slowpath+0x2660/0x2d70 [ 249.563974] ? warn_alloc+0x120/0x120 [ 249.567789] ? warn_alloc+0x120/0x120 [ 249.571599] ? print_usage_bug+0xc0/0xc0 [ 249.575667] ? warn_alloc+0x120/0x120 [ 249.579473] ? print_usage_bug+0xc0/0xc0 [ 249.583539] ? __lock_acquire+0x62f/0x4c20 [ 249.587778] ? __lock_acquire+0x62f/0x4c20 [ 249.592043] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.597599] ? should_fail+0x22d/0xd01 [ 249.601496] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 249.606609] ? __lock_acquire+0x62f/0x4c20 [ 249.610854] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 249.615955] ? __lock_acquire+0x62f/0x4c20 [ 249.620200] ? should_fail+0x22d/0xd01 [ 249.624104] ? find_held_lock+0x36/0x1c0 [ 249.628194] ? mark_held_locks+0x130/0x130 [ 249.632463] ? mark_held_locks+0x130/0x130 [ 249.636701] ? zap_class+0x640/0x640 [ 249.640423] ? mark_held_locks+0xc7/0x130 [ 249.644603] ? do_raw_spin_unlock+0xa7/0x330 [ 249.649028] ? zap_class+0x640/0x640 [ 249.652744] ? print_usage_bug+0xc0/0xc0 [ 249.656831] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.662375] ? check_preemption_disabled+0x48/0x280 [ 249.667407] ? __lock_is_held+0xb5/0x140 [ 249.671487] __alloc_pages_nodemask+0xa80/0xde0 [ 249.676160] ? zap_class+0x640/0x640 [ 249.679884] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 249.684915] ? find_held_lock+0x36/0x1c0 [ 249.688990] ? ____cache_alloc_node+0x1c7/0x1e0 [ 249.693667] ? lock_downgrade+0x900/0x900 [ 249.697831] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.703379] cache_grow_begin+0xa5/0x8c0 [ 249.707445] ? do_raw_spin_unlock+0xa7/0x330 [ 249.711865] fallback_alloc+0x204/0x2e0 [ 249.715848] ____cache_alloc_node+0x1c7/0x1e0 [ 249.720357] kmem_cache_alloc_node+0xe3/0x730 [ 249.724857] ? ipv6_get_ifaddr+0x42e/0x620 [ 249.729111] __alloc_skb+0x119/0x770 [ 249.732828] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 249.738122] ? netdev_alloc_frag+0x1f0/0x1f0 [ 249.742545] ? lock_downgrade+0x900/0x900 [ 249.746717] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.752274] ? refcount_sub_and_test_checked+0x203/0x310 [ 249.757737] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 249.763193] ? addrconf_rs_timer+0x690/0x690 [ 249.767625] ndisc_alloc_skb+0x144/0x340 [ 249.771694] ndisc_send_rs+0x331/0x6e0 [ 249.775593] addrconf_rs_timer+0x314/0x690 [ 249.779841] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.784112] call_timer_fn+0x272/0x920 [ 249.788001] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.792240] ? process_timeout+0x40/0x40 [ 249.796326] ? __run_timers+0x7da/0xc70 [ 249.800342] ? _raw_spin_unlock_irq+0x27/0x80 [ 249.804842] ? _raw_spin_unlock_irq+0x27/0x80 [ 249.809341] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.813578] ? lockdep_hardirqs_on+0x296/0x5b0 [ 249.818175] ? trace_hardirqs_on+0xbd/0x310 [ 249.822500] ? kasan_check_read+0x11/0x20 [ 249.826661] ? __run_timers+0x7da/0xc70 [ 249.830641] ? trace_hardirqs_off_caller+0x310/0x310 [ 249.835753] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.839991] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.844244] __run_timers+0x7e5/0xc70 [ 249.848069] ? timer_fixup_init+0x70/0x70 [ 249.852222] ? compat_start_thread+0x80/0x80 [ 249.856636] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.862183] ? kasan_check_write+0x14/0x20 [ 249.866427] ? finish_task_switch+0x2f4/0x910 [ 249.870927] ? __switch_to_asm+0x40/0x70 [ 249.874994] ? preempt_notifier_register+0x200/0x200 [ 249.880117] ? __switch_to_asm+0x34/0x70 [ 249.884194] ? __switch_to_asm+0x40/0x70 [ 249.888255] ? __switch_to_asm+0x34/0x70 [ 249.892342] ? __switch_to_asm+0x40/0x70 [ 249.896421] ? __switch_to_asm+0x34/0x70 [ 249.900482] ? __switch_to_asm+0x40/0x70 [ 249.904556] ? pvclock_read_flags+0x160/0x160 [ 249.909056] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.914601] ? check_preemption_disabled+0x48/0x280 [ 249.919636] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 249.925177] ? rcu_pm_notify+0xc0/0xc0 [ 249.929073] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.934617] ? check_preemption_disabled+0x48/0x280 [ 249.939646] run_timer_softirq+0x52/0xb0 [ 249.943709] ? rcu_read_lock_sched_held+0x14f/0x180 [ 249.948724] __do_softirq+0x308/0xb7e [ 249.952540] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 249.957644] ? trace_hardirqs_off+0xb8/0x310 [ 249.962054] ? rcu_irq_enter+0x18c/0x310 [ 249.966126] ? schedule+0x108/0x460 [ 249.969755] ? __schedule+0x21d0/0x21d0 [ 249.973738] ? trace_hardirqs_off+0xb8/0x310 [ 249.978154] ? smpboot_thread_fn+0x68b/0xa00 [ 249.982569] ? trace_hardirqs_on+0x310/0x310 [ 249.986983] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.992526] ? check_preemption_disabled+0x48/0x280 [ 249.997557] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.003100] ? takeover_tasklets+0xa90/0xa90 [ 250.007514] run_ksoftirqd+0x5e/0x100 [ 250.011327] smpboot_thread_fn+0x68b/0xa00 [ 250.015573] ? sort_range+0x30/0x30 [ 250.019219] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 250.024348] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 250.029892] ? __kthread_parkme+0xfb/0x1a0 [ 250.034135] kthread+0x35a/0x420 [ 250.037514] ? sort_range+0x30/0x30 [ 250.041168] ? kthread_stop+0x900/0x900 [ 250.045161] ret_from_fork+0x3a/0x50 [ 250.048891] warn_alloc_show_mem: 1 callbacks suppressed [ 250.048903] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 250.048906] Mem-Info: [ 250.048936] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 250.048936] active_file:16 inactive_file:18 isolated_file:0 [ 250.048936] unevictable:0 dirty:0 writeback:0 unstable:0 [ 250.048936] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 250.048936] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 250.048936] free:13683 free_pcp:153 free_cma:0 [ 250.054281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 250.061326] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 250.063726] Call Trace: [ 250.096588] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 250.105945] [ 250.133427] lowmem_reserve[]: 0 [ 250.136034] dump_stack+0x244/0x39d [ 250.162112] 2818 6321 [ 250.164274] ? dump_stack_print_info.cold.1+0x20/0x20 [ 250.167527] 6321 [ 250.171167] warn_alloc.cold.117+0xb7/0x1bd [ 250.173633] Node 0 [ 250.178821] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 250.180888] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 250.185187] ? lock_downgrade+0x900/0x900 [ 250.187404] lowmem_reserve[]: [ 250.192261] ? trace_hardirqs_off+0xb8/0x310 [ 250.218954] 0 [ 250.223107] ? trace_hardirqs_off+0xb8/0x310 [ 250.226189] 0 [ 250.230616] __alloc_pages_slowpath+0x2660/0x2d70 [ 250.232399] 3503 [ 250.236830] ? warn_alloc+0x120/0x120 [ 250.238601] 3503 [ 250.243441] ? warn_alloc+0x120/0x120 [ 250.249328] ? print_usage_bug+0xc0/0xc0 [ 250.251370] Node 0 [ 250.255175] ? warn_alloc+0x120/0x120 [ 250.259238] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 250.261484] ? print_usage_bug+0xc0/0xc0 [ 250.265274] lowmem_reserve[]: [ 250.293550] ? __lock_acquire+0x62f/0x4c20 [ 250.297588] 0 0 [ 250.300711] ? __lock_acquire+0x62f/0x4c20 [ 250.304921] 0 [ 250.306900] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 250.311113] 0 [ 250.312912] ? should_fail+0x22d/0xd01 [ 250.320253] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 250.324118] Node 0 [ 250.329212] ? __lock_acquire+0x62f/0x4c20 [ 250.329215] DMA: 1*4kB [ 250.331459] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 250.335677] (U) [ 250.338258] ? __lock_acquire+0x62f/0x4c20 [ 250.343349] 0*8kB [ 250.345325] ? should_fail+0x22d/0xd01 [ 250.349552] 0*16kB [ 250.351714] ? find_held_lock+0x36/0x1c0 [ 250.355580] 1*32kB [ 250.357838] ? mark_held_locks+0x130/0x130 [ 250.361876] (U) [ 250.364109] ? mark_held_locks+0x130/0x130 [ 250.368331] 2*64kB [ 250.370313] ? zap_class+0x640/0x640 [ 250.374533] (U) [ 250.376773] ? zap_class+0x640/0x640 [ 250.380469] 1*128kB [ 250.382442] ? print_usage_bug+0xc0/0xc0 [ 250.386137] (U) [ 250.388461] ? do_raw_spin_unlock+0xa7/0x330 [ 250.392503] 1*256kB [ 250.394470] ? zap_class+0x640/0x640 [ 250.398859] (U) [ 250.401180] ? print_usage_bug+0xc0/0xc0 [ 250.404876] 0*512kB [ 250.406849] ? wq_watchdog_touch+0x9c/0xfe [ 250.410889] 1*1024kB [ 250.413214] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.417422] (U) 1*2048kB [ 250.419841] ? check_preemption_disabled+0x48/0x280 [ 250.425358] (M) [ 250.428147] ? __lock_is_held+0xb5/0x140 [ 250.433161] 3*4096kB [ 250.435137] __alloc_pages_nodemask+0xa80/0xde0 [ 250.439173] (M) [ 250.441590] ? zap_class+0x640/0x640 [ 250.446257] = 15908kB [ 250.448229] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 250.451935] Node 0 [ 250.454356] ? find_held_lock+0x36/0x1c0 [ 250.459346] DMA32: 5*4kB [ 250.461602] ? ____cache_alloc_node+0x1c7/0x1e0 [ 250.465628] (UM) [ 250.468385] ? lock_downgrade+0x900/0x900 [ 250.473036] 1*8kB [ 250.475105] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.479228] (U) [ 250.481380] cache_grow_begin+0xa5/0x8c0 [ 250.486894] 2*16kB [ 250.488865] ? do_raw_spin_unlock+0xa7/0x330 [ 250.492904] (M) [ 250.495144] fallback_alloc+0x204/0x2e0 [ 250.499531] 1*32kB [ 250.501505] ____cache_alloc_node+0x1c7/0x1e0 [ 250.505453] (M) [ 250.507693] kmem_cache_alloc_node+0xe3/0x730 [ 250.512165] 4*64kB [ 250.514141] ? ipv6_get_ifaddr+0x42e/0x620 [ 250.518639] (UM) [ 250.520879] __alloc_skb+0x119/0x770 [ 250.525089] 5*128kB [ 250.527151] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 250.530839] (UM) [ 250.533169] ? netdev_alloc_frag+0x1f0/0x1f0 [ 250.538420] 4*256kB (UM) [ 250.540492] ? lock_downgrade+0x900/0x900 [ 250.544884] 3*512kB [ 250.547641] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.551762] (M) [ 250.554090] ? refcount_sub_and_test_checked+0x203/0x310 [ 250.559608] 3*1024kB [ 250.561578] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 250.567008] (UM) [ 250.569415] ? addrconf_rs_timer+0x690/0x690 [ 250.574850] 3*2048kB [ 250.576915] ndisc_alloc_skb+0x144/0x340 [ 250.581295] (UM) [ 250.583717] ndisc_send_rs+0x331/0x6e0 [ 250.587760] 3*4096kB [ 250.589821] addrconf_rs_timer+0x314/0x690 [ 250.593686] (M) [ 250.596099] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 250.600313] = 25052kB [ 250.602326] call_timer_fn+0x272/0x920 [ 250.606542] Node 0 [ 250.608952] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 250.612819] Normal: [ 250.615069] ? process_timeout+0x40/0x40 [ 250.619288] 943*4kB [ 250.621616] ? __run_timers+0x7da/0xc70 [ 250.625653] (ME) [ 250.627980] ? _raw_spin_unlock_irq+0x27/0x80 [ 250.631924] 466*8kB (UME) [ 250.633993] ? _raw_spin_unlock_irq+0x27/0x80 [ 250.638468] 200*16kB [ 250.641349] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 250.645821] (UME) [ 250.648231] ? lockdep_hardirqs_on+0x296/0x5b0 [ 250.652442] 78*32kB [ 250.654597] ? trace_hardirqs_on+0xbd/0x310 [ 250.659150] (UME) [ 250.661484] ? kasan_check_read+0x11/0x20 [ 250.665782] 9*64kB [ 250.667931] ? __run_timers+0x7da/0xc70 [ 250.672065] (UM) 0*128kB [ 250.674310] ? trace_hardirqs_off_caller+0x310/0x310 [ 250.678289] 0*256kB [ 250.681045] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 250.686129] 0*512kB [ 250.688452] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 250.692676] 0*1024kB [ 250.695012] __run_timers+0x7e5/0xc70 [ 250.699229] 0*2048kB [ 250.701644] ? timer_fixup_init+0x70/0x70 [ 250.705418] 0*4096kB [ 250.707830] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 250.711959] = 13772kB [ 250.714364] ? zap_class+0x640/0x640 [ 250.719365] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 250.721768] ? enqueue_hrtimer+0x1a5/0x560 [ 250.725467] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 250.734294] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 250.738510] 172 total pagecache pages [ 250.747093] ? find_held_lock+0x36/0x1c0 [ 250.752302] 0 pages in swap cache [ 250.756107] ? zap_class+0x640/0x640 [ 250.760182] Swap cache stats: add 0, delete 0, find 0/0 [ 250.763632] ? pvclock_read_flags+0x160/0x160 [ 250.767334] Free swap = 0kB [ 250.772696] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.777171] Total swap = 0kB [ 250.780183] ? check_preemption_disabled+0x48/0x280 [ 250.785707] 1965979 pages RAM [ 250.788727] ? __lock_is_held+0xb5/0x140 [ 250.793718] 0 pages HighMem/MovableOnly [ 250.796820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.800858] 342867 pages reserved [ 250.804827] ? check_preemption_disabled+0x48/0x280 [ 250.810351] 0 pages cma reserved [ 250.813800] run_timer_softirq+0x52/0xb0 [ 250.818861] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 250.822151] ? rcu_read_lock_sched_held+0x14f/0x180 [ 250.822167] __do_softirq+0x308/0xb7e [ 250.822187] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 250.826284] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 250.832726] ? lock_downgrade+0x900/0x900 [ 250.837726] ksoftirqd/1 cpuset= [ 250.841526] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 250.846011] / [ 250.856330] ? pvclock_read_flags+0x160/0x160 [ 250.860468] mems_allowed=0 [ 250.863748] ? lapic_next_event+0x5a/0x90 [ 250.882353] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.887904] ? kvm_clock_read+0x18/0x30 [ 250.891882] ? kvm_sched_clock_read+0x9/0x20 [ 250.896299] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.901849] ? check_preemption_disabled+0x48/0x280 [ 250.906878] irq_exit+0x17f/0x1c0 [ 250.910344] smp_apic_timer_interrupt+0x1cb/0x760 [ 250.915203] ? smp_call_function_single_interrupt+0x159/0x650 [ 250.921087] ? smp_call_function_single_interrupt+0x650/0x650 [ 250.926989] ? interrupt_entry+0xb5/0xc0 [ 250.931057] ? trace_hardirqs_off_caller+0xbb/0x310 [ 250.936073] ? trace_hardirqs_off_caller+0xbb/0x310 [ 250.941110] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 250.945956] ? trace_hardirqs_on_caller+0x310/0x310 [ 250.950973] ? trace_hardirqs_on_caller+0x310/0x310 [ 250.955989] ? task_prio+0x50/0x50 [ 250.959532] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.965075] ? check_preemption_disabled+0x48/0x280 [ 250.970102] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 250.974957] apic_timer_interrupt+0xf/0x20 [ 250.979190] [ 250.981434] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 250.986526] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 251.005516] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 251.013595] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 251.020864] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 251.028134] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 251.035400] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 251.042672] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 251.049984] skb_clone+0x1bb/0x500 [ 251.053539] ? finish_task_switch+0x2f4/0x910 [ 251.058105] ? skb_split+0x11e0/0x11e0 [ 251.061998] ? preempt_notifier_register+0x200/0x200 [ 251.067106] ? __switch_to_asm+0x34/0x70 [ 251.071179] ? __switch_to_asm+0x34/0x70 [ 251.075248] ? __switch_to_asm+0x40/0x70 [ 251.079308] ? __switch_to_asm+0x34/0x70 [ 251.083384] ? __switch_to_asm+0x40/0x70 [ 251.087449] ? __switch_to_asm+0x34/0x70 [ 251.091507] ? __switch_to_asm+0x40/0x70 [ 251.095595] ? __switch_to_asm+0x34/0x70 [ 251.099662] ? __switch_to_asm+0x34/0x70 [ 251.103723] ? __switch_to_asm+0x40/0x70 [ 251.107784] ? __switch_to_asm+0x34/0x70 [ 251.111856] bpf_clone_redirect+0xb9/0x490 [ 251.116092] ? __schedule+0x8d7/0x21d0 [ 251.119991] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 251.125009] ? __sched_text_start+0x8/0x8 [ 251.129157] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 251.133921] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 251.138532] ? find_held_lock+0x36/0x1c0 [ 251.142607] ? lock_acquire+0x1ed/0x520 [ 251.146594] ? bpf_test_run+0x3cb/0x780 [ 251.150572] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.156117] ? check_preemption_disabled+0x48/0x280 [ 251.161143] ? kasan_check_read+0x11/0x20 [ 251.165307] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 251.170605] ? rcu_softirq_qs+0x20/0x20 [ 251.174641] ? preempt_schedule+0x4d/0x60 [ 251.178792] ? ___preempt_schedule+0x16/0x18 [ 251.183214] ? bpf_test_run+0x25d/0x780 [ 251.187201] ? netlink_diag_dump+0x2a0/0x2a0 [ 251.191624] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.197165] ? bpf_test_init.isra.10+0x70/0x100 [ 251.201845] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 251.206623] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 251.211466] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 251.217008] ? fput+0x130/0x1a0 [ 251.220290] ? __bpf_prog_get+0x9b/0x290 [ 251.224367] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 251.229209] ? bpf_prog_test_run+0x130/0x1a0 [ 251.233623] ? __x64_sys_bpf+0x3d8/0x520 [ 251.237689] ? bpf_prog_get+0x20/0x20 [ 251.241524] ? do_syscall_64+0x1b9/0x820 [ 251.245593] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 251.250975] ? syscall_return_slowpath+0x5e0/0x5e0 [ 251.255930] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 251.260775] ? trace_hardirqs_on_caller+0x310/0x310 [ 251.265793] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 251.270814] ? prepare_exit_to_usermode+0x291/0x3b0 [ 251.275839] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 251.280693] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 251.286076] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 251.286144] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 251.292675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 251.292681] Call Trace: [ 251.292701] dump_stack+0x244/0x39d [ 251.292719] ? dump_stack_print_info.cold.1+0x20/0x20 [ 251.292747] warn_alloc.cold.117+0xb7/0x1bd [ 251.299270] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 251.308584] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 251.311172] syz-executor1 cpuset= [ 251.314801] ? lock_downgrade+0x900/0x900 [ 251.319967] syz1 [ 251.324288] ? trace_hardirqs_off+0xb8/0x310 [ 251.334749] mems_allowed=0 [ 251.339592] ? trace_hardirqs_off+0xb8/0x310 [ 251.360858] __alloc_pages_slowpath+0x2660/0x2d70 [ 251.365735] ? warn_alloc+0x120/0x120 [ 251.369544] ? warn_alloc+0x120/0x120 [ 251.373370] ? print_usage_bug+0xc0/0xc0 [ 251.377432] ? warn_alloc+0x120/0x120 [ 251.381234] ? print_usage_bug+0xc0/0xc0 [ 251.385339] ? __lock_acquire+0x62f/0x4c20 [ 251.389578] ? __lock_acquire+0x62f/0x4c20 [ 251.393818] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.399357] ? should_fail+0x22d/0xd01 [ 251.403251] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 251.408373] ? __lock_acquire+0x62f/0x4c20 [ 251.412668] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 251.417773] ? __lock_acquire+0x62f/0x4c20 [ 251.422033] ? should_fail+0x22d/0xd01 [ 251.425919] ? find_held_lock+0x36/0x1c0 [ 251.429988] ? mark_held_locks+0x130/0x130 [ 251.434232] ? mark_held_locks+0x130/0x130 [ 251.438467] ? zap_class+0x640/0x640 [ 251.442185] ? zap_class+0x640/0x640 [ 251.445907] ? print_usage_bug+0xc0/0xc0 [ 251.449968] ? do_raw_spin_unlock+0xa7/0x330 [ 251.454376] ? zap_class+0x640/0x640 [ 251.458098] ? print_usage_bug+0xc0/0xc0 [ 251.462161] ? wq_watchdog_touch+0x9c/0xfe [ 251.466402] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.471943] ? check_preemption_disabled+0x48/0x280 [ 251.476969] ? __lock_is_held+0xb5/0x140 [ 251.481040] __alloc_pages_nodemask+0xa80/0xde0 [ 251.485715] ? zap_class+0x640/0x640 [ 251.489438] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 251.494471] ? find_held_lock+0x36/0x1c0 [ 251.498546] ? ____cache_alloc_node+0x1c7/0x1e0 [ 251.503217] ? lock_downgrade+0x900/0x900 [ 251.507377] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.512925] cache_grow_begin+0xa5/0x8c0 [ 251.517004] ? do_raw_spin_unlock+0xa7/0x330 [ 251.521422] fallback_alloc+0x204/0x2e0 [ 251.525404] ____cache_alloc_node+0x1c7/0x1e0 [ 251.529907] kmem_cache_alloc_node+0xe3/0x730 [ 251.534404] ? ipv6_get_ifaddr+0x42e/0x620 [ 251.538670] __alloc_skb+0x119/0x770 [ 251.542388] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 251.547672] ? netdev_alloc_frag+0x1f0/0x1f0 [ 251.552100] ? lock_downgrade+0x900/0x900 [ 251.556268] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.561808] ? refcount_sub_and_test_checked+0x203/0x310 [ 251.567267] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 251.572721] ? addrconf_rs_timer+0x690/0x690 [ 251.577158] ndisc_alloc_skb+0x144/0x340 [ 251.581234] ndisc_send_rs+0x331/0x6e0 [ 251.585131] addrconf_rs_timer+0x314/0x690 [ 251.589400] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.593669] call_timer_fn+0x272/0x920 [ 251.597567] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.601807] ? process_timeout+0x40/0x40 [ 251.605879] ? __run_timers+0x7da/0xc70 [ 251.609913] ? _raw_spin_unlock_irq+0x27/0x80 [ 251.614411] ? _raw_spin_unlock_irq+0x27/0x80 [ 251.618909] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.623143] ? lockdep_hardirqs_on+0x296/0x5b0 [ 251.627728] ? trace_hardirqs_on+0xbd/0x310 [ 251.632054] ? kasan_check_read+0x11/0x20 [ 251.636223] ? __run_timers+0x7da/0xc70 [ 251.640199] ? trace_hardirqs_off_caller+0x310/0x310 [ 251.645331] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.649577] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.653829] __run_timers+0x7e5/0xc70 [ 251.657643] ? timer_fixup_init+0x70/0x70 [ 251.661795] ? compat_start_thread+0x80/0x80 [ 251.666211] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.671774] ? kasan_check_write+0x14/0x20 [ 251.676019] ? finish_task_switch+0x2f4/0x910 [ 251.680521] ? __switch_to_asm+0x40/0x70 [ 251.684601] ? preempt_notifier_register+0x200/0x200 [ 251.689717] ? __switch_to_asm+0x34/0x70 [ 251.693779] ? __switch_to_asm+0x40/0x70 [ 251.697851] ? __switch_to_asm+0x34/0x70 [ 251.701911] ? __switch_to_asm+0x40/0x70 [ 251.705975] ? __switch_to_asm+0x34/0x70 [ 251.710060] ? __switch_to_asm+0x40/0x70 [ 251.714143] ? pvclock_read_flags+0x160/0x160 [ 251.718660] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.724203] ? check_preemption_disabled+0x48/0x280 [ 251.729227] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 251.734767] ? rcu_pm_notify+0xc0/0xc0 [ 251.738657] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.744195] ? check_preemption_disabled+0x48/0x280 [ 251.749218] run_timer_softirq+0x52/0xb0 [ 251.753281] ? rcu_read_lock_sched_held+0x14f/0x180 [ 251.758296] __do_softirq+0x308/0xb7e [ 251.762134] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 251.767241] ? trace_hardirqs_off+0xb8/0x310 [ 251.771658] ? rcu_irq_enter+0x18c/0x310 [ 251.775739] ? schedule+0x108/0x460 [ 251.779390] ? __schedule+0x21d0/0x21d0 [ 251.783383] ? trace_hardirqs_off+0xb8/0x310 [ 251.787801] ? smpboot_thread_fn+0x68b/0xa00 [ 251.792212] ? trace_hardirqs_on+0x310/0x310 [ 251.796623] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.802164] ? check_preemption_disabled+0x48/0x280 [ 251.807193] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.812733] ? takeover_tasklets+0xa90/0xa90 [ 251.817156] run_ksoftirqd+0x5e/0x100 [ 251.820965] smpboot_thread_fn+0x68b/0xa00 [ 251.825205] ? sort_range+0x30/0x30 [ 251.828835] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 251.833942] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.839488] ? __kthread_parkme+0xfb/0x1a0 [ 251.843746] kthread+0x35a/0x420 [ 251.847127] ? sort_range+0x30/0x30 [ 251.850759] ? kthread_stop+0x900/0x900 [ 251.854740] ret_from_fork+0x3a/0x50 [ 251.858471] warn_alloc_show_mem: 1 callbacks suppressed [ 251.858495] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 251.858497] Mem-Info: [ 251.858527] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 251.858527] active_file:16 inactive_file:18 isolated_file:0 [ 251.858527] unevictable:0 dirty:0 writeback:0 unstable:0 [ 251.858527] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 251.858527] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 251.858527] free:13683 free_pcp:153 free_cma:0 [ 251.863874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 251.870908] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 251.873316] Call Trace: [ 251.906194] Node 0 [ 251.915546] [ 251.943057] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 251.945625] dump_stack+0x244/0x39d [ 251.947837] lowmem_reserve[]: [ 251.949992] ? dump_stack_print_info.cold.1+0x20/0x20 [ 251.975470] 0 2818 [ 251.979122] warn_alloc.cold.117+0xb7/0x1bd [ 251.982184] 6321 6321 [ 251.987379] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 251.993916] ? lock_downgrade+0x900/0x900 [ 251.996391] Node 0 [ 252.001264] ? trace_hardirqs_off+0xb8/0x310 [ 252.005410] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 252.007626] ? trace_hardirqs_off+0xb8/0x310 [ 252.012020] lowmem_reserve[]: [ 252.038736] __alloc_pages_slowpath+0x2660/0x2d70 [ 252.043119] 0 [ 252.046248] ? warn_alloc+0x120/0x120 [ 252.051043] 0 [ 252.052849] ? warn_alloc+0x120/0x120 [ 252.056628] 3503 [ 252.058434] ? print_usage_bug+0xc0/0xc0 [ 252.062211] 3503 [ 252.064281] ? warn_alloc+0x120/0x120 [ 252.070402] ? print_usage_bug+0xc0/0xc0 [ 252.074182] Node 0 [ 252.078237] ? __lock_acquire+0x62f/0x4c20 [ 252.078267] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 252.078274] lowmem_reserve[]: [ 252.080522] ? __lock_acquire+0x62f/0x4c20 [ 252.084743] 0 [ 252.113023] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 252.116113] 0 [ 252.120347] ? should_fail+0x22d/0xd01 [ 252.122134] 0 [ 252.127677] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 252.129455] 0 [ 252.133362] ? __lock_acquire+0x62f/0x4c20 [ 252.135142] Node 0 [ 252.140236] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 252.142019] DMA: [ 252.146252] ? __lock_acquire+0x62f/0x4c20 [ 252.148473] 1*4kB [ 252.153574] ? should_fail+0x22d/0xd01 [ 252.155620] (U) [ 252.159854] ? find_held_lock+0x36/0x1c0 [ 252.161987] 0*8kB [ 252.165875] ? mark_held_locks+0x130/0x130 [ 252.167829] 0*16kB [ 252.171887] ? mark_held_locks+0x130/0x130 [ 252.174016] 1*32kB [ 252.178247] ? zap_class+0x640/0x640 [ 252.180465] (U) [ 252.184693] ? zap_class+0x640/0x640 [ 252.186912] 2*64kB [ 252.190621] ? print_usage_bug+0xc0/0xc0 [ 252.192575] (U) [ 252.196289] ? do_raw_spin_unlock+0xa7/0x330 [ 252.198505] 1*128kB [ 252.202558] ? zap_class+0x640/0x640 [ 252.204509] (U) 1*256kB [ 252.208925] ? print_usage_bug+0xc0/0xc0 [ 252.211225] (U) [ 252.214937] ? wq_watchdog_touch+0x9c/0xfe [ 252.217595] 0*512kB [ 252.221659] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.223617] 1*1024kB [ 252.227846] ? check_preemption_disabled+0x48/0x280 [ 252.230151] (U) [ 252.235689] ? __lock_is_held+0xb5/0x140 [ 252.238074] 1*2048kB [ 252.243090] __alloc_pages_nodemask+0xa80/0xde0 [ 252.245058] (M) [ 252.249114] ? zap_class+0x640/0x640 [ 252.251511] 3*4096kB [ 252.256175] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 252.258130] (M) [ 252.261848] ? find_held_lock+0x36/0x1c0 [ 252.264234] = 15908kB [ 252.269252] ? ____cache_alloc_node+0x1c7/0x1e0 [ 252.271199] Node 0 [ 252.275261] ? lock_downgrade+0x900/0x900 [ 252.277654] DMA32: [ 252.282333] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.284545] 5*4kB [ 252.288692] cache_grow_begin+0xa5/0x8c0 [ 252.290915] (UM) [ 252.296459] ? do_raw_spin_unlock+0xa7/0x330 [ 252.298582] 1*8kB (U) 2*16kB [ 252.302662] fallback_alloc+0x204/0x2e0 [ 252.304702] (M) [ 252.309159] ____cache_alloc_node+0x1c7/0x1e0 [ 252.312208] 1*32kB [ 252.316191] kmem_cache_alloc_node+0xe3/0x730 [ 252.318156] (M) [ 252.322659] ? ipv6_get_ifaddr+0x42e/0x620 [ 252.324877] 4*64kB [ 252.329378] __alloc_skb+0x119/0x770 [ 252.331346] (UM) [ 252.335580] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 252.337793] 5*128kB [ 252.341503] ? netdev_alloc_frag+0x1f0/0x1f0 [ 252.343544] (UM) [ 252.348816] ? lock_downgrade+0x900/0x900 [ 252.351122] 4*256kB [ 252.355531] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.357570] (UM) [ 252.361733] ? refcount_sub_and_test_checked+0x203/0x310 [ 252.364050] 3*512kB [ 252.369592] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 252.371626] (M) [ 252.377076] ? addrconf_rs_timer+0x690/0x690 [ 252.379385] 3*1024kB [ 252.384839] ndisc_alloc_skb+0x144/0x340 [ 252.386791] (UM) [ 252.391195] ndisc_send_rs+0x331/0x6e0 [ 252.393593] 3*2048kB [ 252.397665] addrconf_rs_timer+0x314/0x690 [ 252.399701] (UM) 3*4096kB [ 252.403603] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 252.405987] (M) [ 252.410244] call_timer_fn+0x272/0x920 [ 252.413056] = 25052kB [ 252.417286] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 252.419253] Node 0 [ 252.423149] ? process_timeout+0x40/0x40 [ 252.425530] Normal: 943*4kB [ 252.429777] ? __run_timers+0x7da/0xc70 [ 252.431990] (ME) [ 252.436086] ? _raw_spin_unlock_irq+0x27/0x80 [ 252.439103] 466*8kB [ 252.443073] ? _raw_spin_unlock_irq+0x27/0x80 [ 252.445116] (UME) [ 252.449614] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 252.451922] 200*16kB [ 252.456418] ? lockdep_hardirqs_on+0x296/0x5b0 [ 252.458544] (UME) [ 252.462804] ? trace_hardirqs_on+0xbd/0x310 [ 252.465193] 78*32kB [ 252.469775] ? kasan_check_read+0x11/0x20 [ 252.471902] (UME) [ 252.476234] ? __run_timers+0x7da/0xc70 [ 252.478575] 9*64kB [ 252.482744] ? trace_hardirqs_off_caller+0x310/0x310 [ 252.484874] (UM) [ 252.488849] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 252.491069] 0*128kB [ 252.496166] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 252.498215] 0*256kB [ 252.502446] __run_timers+0x7e5/0xc70 [ 252.504751] 0*512kB [ 252.508989] ? timer_fixup_init+0x70/0x70 [ 252.511285] 0*1024kB [ 252.515076] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 252.517384] 0*2048kB [ 252.521526] ? zap_class+0x640/0x640 [ 252.523917] 0*4096kB [ 252.528928] ? enqueue_hrtimer+0x1a5/0x560 [ 252.531333] = 13772kB [ 252.535045] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 252.537446] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 252.541676] ? find_held_lock+0x36/0x1c0 [ 252.544074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 252.544089] 172 total pagecache pages [ 252.549269] ? zap_class+0x640/0x640 [ 252.558098] 0 pages in swap cache [ 252.562147] ? pvclock_read_flags+0x160/0x160 [ 252.570701] Swap cache stats: add 0, delete 0, find 0/0 [ 252.574500] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.578191] Free swap = 0kB [ 252.581639] ? check_preemption_disabled+0x48/0x280 [ 252.586115] Total swap = 0kB [ 252.591494] ? __lock_is_held+0xb5/0x140 [ 252.597004] 1965979 pages RAM [ 252.600021] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.605008] 0 pages HighMem/MovableOnly [ 252.605017] 342867 pages reserved [ 252.608031] ? check_preemption_disabled+0x48/0x280 [ 252.612076] 0 pages cma reserved [ 252.615178] run_timer_softirq+0x52/0xb0 [ 252.620780] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 252.624686] ? rcu_read_lock_sched_held+0x14f/0x180 [ 252.628168] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 252.633148] __do_softirq+0x308/0xb7e [ 252.636495] ksoftirqd/1 cpuset= [ 252.640553] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 252.647024] / [ 252.652040] ? lock_downgrade+0x900/0x900 [ 252.662341] mems_allowed=0 [ 252.666147] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 252.687746] ? pvclock_read_flags+0x160/0x160 [ 252.692246] ? lapic_next_event+0x5a/0x90 [ 252.696405] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.701950] ? kvm_clock_read+0x18/0x30 [ 252.705946] ? kvm_sched_clock_read+0x9/0x20 [ 252.710383] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.715935] ? check_preemption_disabled+0x48/0x280 [ 252.720967] irq_exit+0x17f/0x1c0 [ 252.724437] smp_apic_timer_interrupt+0x1cb/0x760 [ 252.729292] ? smp_call_function_single_interrupt+0x159/0x650 [ 252.735201] ? smp_call_function_single_interrupt+0x650/0x650 [ 252.741090] ? interrupt_entry+0xb5/0xc0 [ 252.745157] ? trace_hardirqs_off_caller+0xbb/0x310 [ 252.750177] ? trace_hardirqs_off_caller+0xbb/0x310 [ 252.755210] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 252.760058] ? trace_hardirqs_on_caller+0x310/0x310 [ 252.765077] ? trace_hardirqs_on_caller+0x310/0x310 [ 252.770098] ? task_prio+0x50/0x50 [ 252.773657] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.779199] ? check_preemption_disabled+0x48/0x280 [ 252.784223] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 252.789083] apic_timer_interrupt+0xf/0x20 [ 252.793311] [ 252.795565] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 252.800502] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 252.819409] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 252.827120] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 252.834389] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 252.841654] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 252.848920] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 252.856185] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 252.863496] skb_clone+0x1bb/0x500 [ 252.867044] ? finish_task_switch+0x2f4/0x910 [ 252.871568] ? skb_split+0x11e0/0x11e0 [ 252.875462] ? preempt_notifier_register+0x200/0x200 [ 252.880814] ? __switch_to_asm+0x34/0x70 [ 252.884879] ? __switch_to_asm+0x34/0x70 [ 252.888940] ? __switch_to_asm+0x40/0x70 [ 252.893005] ? __switch_to_asm+0x34/0x70 [ 252.897071] ? __switch_to_asm+0x40/0x70 [ 252.901131] ? __switch_to_asm+0x34/0x70 [ 252.905191] ? __switch_to_asm+0x40/0x70 [ 252.909250] ? __switch_to_asm+0x34/0x70 [ 252.913344] ? __switch_to_asm+0x34/0x70 [ 252.917410] ? __switch_to_asm+0x40/0x70 [ 252.921472] ? __switch_to_asm+0x34/0x70 [ 252.925546] bpf_clone_redirect+0xb9/0x490 [ 252.929783] ? __schedule+0x8d7/0x21d0 [ 252.933678] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 252.938701] ? __sched_text_start+0x8/0x8 [ 252.942852] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 252.947622] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 252.952210] ? find_held_lock+0x36/0x1c0 [ 252.956277] ? lock_acquire+0x1ed/0x520 [ 252.960251] ? bpf_test_run+0x3cb/0x780 [ 252.964226] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.969764] ? check_preemption_disabled+0x48/0x280 [ 252.974793] ? kasan_check_read+0x11/0x20 [ 252.978951] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 252.984438] ? rcu_softirq_qs+0x20/0x20 [ 252.988418] ? preempt_schedule+0x4d/0x60 [ 252.992573] ? ___preempt_schedule+0x16/0x18 [ 252.997001] ? bpf_test_run+0x25d/0x780 [ 253.000989] ? netlink_diag_dump+0x2a0/0x2a0 [ 253.005405] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 253.010948] ? bpf_test_init.isra.10+0x70/0x100 [ 253.015626] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 253.020418] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 253.025262] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 253.030798] ? fput+0x130/0x1a0 [ 253.034083] ? __bpf_prog_get+0x9b/0x290 [ 253.038150] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 253.043005] ? bpf_prog_test_run+0x130/0x1a0 [ 253.047417] ? __x64_sys_bpf+0x3d8/0x520 [ 253.051484] ? bpf_prog_get+0x20/0x20 [ 253.055310] ? do_syscall_64+0x1b9/0x820 [ 253.059384] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 253.064756] ? syscall_return_slowpath+0x5e0/0x5e0 [ 253.069686] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 253.074537] ? trace_hardirqs_on_caller+0x310/0x310 [ 253.079557] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 253.084591] ? prepare_exit_to_usermode+0x291/0x3b0 [ 253.089620] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 253.094477] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 253.099862] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 253.099928] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 253.106449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 253.106455] Call Trace: [ 253.106474] dump_stack+0x244/0x39d [ 253.106492] ? dump_stack_print_info.cold.1+0x20/0x20 [ 253.106519] warn_alloc.cold.117+0xb7/0x1bd [ 253.113073] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 253.122367] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 253.124932] syz-executor1 cpuset= [ 253.128558] ? lock_downgrade+0x900/0x900 [ 253.133747] syz1 [ 253.138070] ? trace_hardirqs_off+0xb8/0x310 [ 253.148532] mems_allowed=0 [ 253.153374] ? trace_hardirqs_off+0xb8/0x310 [ 253.174626] __alloc_pages_slowpath+0x2660/0x2d70 [ 253.179506] ? warn_alloc+0x120/0x120 [ 253.183315] ? warn_alloc+0x120/0x120 [ 253.187134] ? print_usage_bug+0xc0/0xc0 [ 253.191202] ? warn_alloc+0x120/0x120 [ 253.195007] ? print_usage_bug+0xc0/0xc0 [ 253.199076] ? __lock_acquire+0x62f/0x4c20 [ 253.203343] ? __lock_acquire+0x62f/0x4c20 [ 253.207588] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 253.213132] ? should_fail+0x22d/0xd01 [ 253.217032] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 253.222140] ? __lock_acquire+0x62f/0x4c20 [ 253.226381] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 253.231496] ? __lock_acquire+0x62f/0x4c20 [ 253.235727] ? should_fail+0x22d/0xd01 [ 253.239621] ? find_held_lock+0x36/0x1c0 [ 253.243695] ? mark_held_locks+0x130/0x130 [ 253.247948] ? mark_held_locks+0x130/0x130 [ 253.252180] ? zap_class+0x640/0x640 [ 253.255908] ? zap_class+0x640/0x640 [ 253.259626] ? print_usage_bug+0xc0/0xc0 [ 253.263686] ? do_raw_spin_unlock+0xa7/0x330 [ 253.268101] ? zap_class+0x640/0x640 [ 253.271821] ? print_usage_bug+0xc0/0xc0 [ 253.275888] ? wq_watchdog_touch+0x9c/0xfe [ 253.280132] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.285671] ? check_preemption_disabled+0x48/0x280 [ 253.290699] ? __lock_is_held+0xb5/0x140 [ 253.294782] __alloc_pages_nodemask+0xa80/0xde0 [ 253.299458] ? zap_class+0x640/0x640 [ 253.303182] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 253.308237] ? find_held_lock+0x36/0x1c0 [ 253.312312] ? ____cache_alloc_node+0x1c7/0x1e0 [ 253.317018] ? lock_downgrade+0x900/0x900 [ 253.321177] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.326720] cache_grow_begin+0xa5/0x8c0 [ 253.330782] ? do_raw_spin_unlock+0xa7/0x330 [ 253.335204] fallback_alloc+0x204/0x2e0 [ 253.339216] ____cache_alloc_node+0x1c7/0x1e0 [ 253.343719] kmem_cache_alloc_node+0xe3/0x730 [ 253.348219] ? ipv6_get_ifaddr+0x42e/0x620 [ 253.352468] __alloc_skb+0x119/0x770 [ 253.356189] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 253.361488] ? netdev_alloc_frag+0x1f0/0x1f0 [ 253.365894] ? lock_downgrade+0x900/0x900 [ 253.370054] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.375597] ? refcount_sub_and_test_checked+0x203/0x310 [ 253.381071] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 253.386529] ? addrconf_rs_timer+0x690/0x690 [ 253.390977] ndisc_alloc_skb+0x144/0x340 [ 253.395046] ndisc_send_rs+0x331/0x6e0 [ 253.398944] addrconf_rs_timer+0x314/0x690 [ 253.403201] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 253.407468] call_timer_fn+0x272/0x920 [ 253.411376] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 253.415615] ? process_timeout+0x40/0x40 [ 253.419689] ? __run_timers+0x7da/0xc70 [ 253.423676] ? _raw_spin_unlock_irq+0x27/0x80 [ 253.428187] ? _raw_spin_unlock_irq+0x27/0x80 [ 253.432679] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 253.436916] ? lockdep_hardirqs_on+0x296/0x5b0 [ 253.441504] ? trace_hardirqs_on+0xbd/0x310 [ 253.445826] ? kasan_check_read+0x11/0x20 [ 253.449976] ? __run_timers+0x7da/0xc70 [ 253.453952] ? trace_hardirqs_off_caller+0x310/0x310 [ 253.459064] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 253.463333] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 253.467572] __run_timers+0x7e5/0xc70 [ 253.471391] ? timer_fixup_init+0x70/0x70 [ 253.475540] ? compat_start_thread+0x80/0x80 [ 253.479955] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.485507] ? kasan_check_write+0x14/0x20 [ 253.489756] ? finish_task_switch+0x2f4/0x910 [ 253.494256] ? __switch_to_asm+0x40/0x70 [ 253.498341] ? preempt_notifier_register+0x200/0x200 [ 253.503452] ? __switch_to_asm+0x34/0x70 [ 253.507526] ? __switch_to_asm+0x40/0x70 [ 253.511588] ? __switch_to_asm+0x34/0x70 [ 253.515663] ? __switch_to_asm+0x40/0x70 [ 253.519728] ? __switch_to_asm+0x34/0x70 [ 253.523788] ? __switch_to_asm+0x40/0x70 [ 253.527865] ? pvclock_read_flags+0x160/0x160 [ 253.532371] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.537910] ? check_preemption_disabled+0x48/0x280 [ 253.542945] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 253.548489] ? rcu_pm_notify+0xc0/0xc0 [ 253.552382] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.557924] ? check_preemption_disabled+0x48/0x280 [ 253.562949] run_timer_softirq+0x52/0xb0 [ 253.567012] ? rcu_read_lock_sched_held+0x14f/0x180 [ 253.572034] __do_softirq+0x308/0xb7e [ 253.575848] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 253.580953] ? trace_hardirqs_off+0xb8/0x310 [ 253.585366] ? rcu_irq_enter+0x18c/0x310 [ 253.589450] ? schedule+0x108/0x460 [ 253.593080] ? __schedule+0x21d0/0x21d0 [ 253.597064] ? trace_hardirqs_off+0xb8/0x310 [ 253.601479] ? smpboot_thread_fn+0x68b/0xa00 [ 253.605890] ? trace_hardirqs_on+0x310/0x310 [ 253.610307] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 253.615855] ? check_preemption_disabled+0x48/0x280 [ 253.620875] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.626413] ? takeover_tasklets+0xa90/0xa90 [ 253.630823] run_ksoftirqd+0x5e/0x100 [ 253.634648] smpboot_thread_fn+0x68b/0xa00 [ 253.638891] ? sort_range+0x30/0x30 [ 253.642527] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 253.647647] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 253.653189] ? __kthread_parkme+0xfb/0x1a0 [ 253.657455] kthread+0x35a/0x420 [ 253.660824] ? sort_range+0x30/0x30 [ 253.664453] ? kthread_stop+0x900/0x900 [ 253.668432] ret_from_fork+0x3a/0x50 [ 253.672174] warn_alloc_show_mem: 1 callbacks suppressed [ 253.672186] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 253.672188] Mem-Info: [ 253.672218] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 253.672218] active_file:16 inactive_file:18 isolated_file:0 [ 253.672218] unevictable:0 dirty:0 writeback:0 unstable:0 [ 253.672218] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 253.672218] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 253.672218] free:13683 free_pcp:153 free_cma:0 [ 253.677565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 253.684609] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 253.687031] Call Trace: [ 253.719898] Node 0 [ 253.729247] [ 253.756787] 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 [ 253.759388] dump_stack+0x244/0x39d [ 253.761596] lowmem_reserve[]: 0 [ 253.763755] ? dump_stack_print_info.cold.1+0x20/0x20 [ 253.789251] 2818 6321 [ 253.792913] warn_alloc.cold.117+0xb7/0x1bd [ 253.796159] 6321 [ 253.801361] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 253.803838] Node 0 [ 253.808157] ? lock_downgrade+0x900/0x900 [ 253.810227] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 253.815047] ? trace_hardirqs_off+0xb8/0x310 [ 253.817262] lowmem_reserve[]: [ 253.821413] ? trace_hardirqs_off+0xb8/0x310 [ 253.848113] 0 [ 253.852526] __alloc_pages_slowpath+0x2660/0x2d70 [ 253.855602] 0 [ 253.860031] ? warn_alloc+0x120/0x120 [ 253.861790] 3503 [ 253.866628] ? warn_alloc+0x120/0x120 [ 253.868418] 3503 [ 253.872237] ? print_usage_bug+0xc0/0xc0 [ 253.878114] ? warn_alloc+0x120/0x120 [ 253.880168] Node 0 [ 253.884228] ? print_usage_bug+0xc0/0xc0 [ 253.888031] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 253.890239] ? __lock_acquire+0x62f/0x4c20 [ 253.894274] lowmem_reserve[]: [ 253.922548] ? __lock_acquire+0x62f/0x4c20 [ 253.926775] 0 [ 253.929884] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 253.934102] 0 [ 253.935910] ? should_fail+0x22d/0xd01 [ 253.941429] 0 [ 253.943231] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 253.947102] 0 [ 253.948913] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 253.955969] ? __lock_acquire+0x62f/0x4c20 [ 253.961080] Node 0 DMA: [ 253.965312] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 253.965339] ? __lock_acquire+0x62f/0x4c20 [ 253.967992] 1*4kB [ 253.973095] ? should_fail+0x22d/0xd01 [ 253.973114] ? rcu_irq_exit+0x1a2/0x390 [ 253.977336] (U) [ 253.979497] ? mark_held_locks+0x130/0x130 [ 253.983359] 0*8kB [ 253.987335] ? mark_held_locks+0x130/0x130 [ 253.989289] 0*16kB [ 253.993526] ? mark_held_locks+0xc7/0x130 [ 253.995654] 1*32kB [ 253.999886] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 254.002133] (U) [ 254.006273] ? zap_class+0x640/0x640 [ 254.008494] 2*64kB [ 254.013504] ? print_usage_bug+0xc0/0xc0 [ 254.015462] (U) [ 254.019173] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.021393] 1*128kB [ 254.025467] ? check_preemption_disabled+0x48/0x280 [ 254.027427] (U) [ 254.032966] ? __lock_is_held+0xb5/0x140 [ 254.035269] 1*256kB [ 254.040300] __alloc_pages_nodemask+0xa80/0xde0 [ 254.042252] (U) [ 254.046351] ? zap_class+0x640/0x640 [ 254.048656] 0*512kB [ 254.053334] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 254.055291] 1*1024kB [ 254.059006] ? find_held_lock+0x36/0x1c0 [ 254.061304] (U) [ 254.066342] ? ____cache_alloc_node+0x1c7/0x1e0 [ 254.068727] 1*2048kB [ 254.072795] ? lock_downgrade+0x900/0x900 [ 254.074750] (M) [ 254.079417] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.081806] 3*4096kB [ 254.085949] cache_grow_begin+0xa5/0x8c0 [ 254.087903] (M) [ 254.093434] ? do_raw_spin_unlock+0xa7/0x330 [ 254.095829] = 15908kB [ 254.099892] fallback_alloc+0x204/0x2e0 [ 254.101844] Node 0 [ 254.106253] ____cache_alloc_node+0x1c7/0x1e0 [ 254.108639] DMA32: [ 254.112612] kmem_cache_alloc_node+0xe3/0x730 [ 254.114831] 5*4kB [ 254.119342] ? ipv6_get_ifaddr+0x42e/0x620 [ 254.121558] (UM) [ 254.126057] __alloc_skb+0x119/0x770 [ 254.128184] 1*8kB [ 254.132417] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 254.134458] (U) [ 254.138182] ? netdev_alloc_frag+0x1f0/0x1f0 [ 254.140312] 2*16kB [ 254.145600] ? lock_downgrade+0x900/0x900 [ 254.147553] (M) [ 254.151964] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.154188] 1*32kB [ 254.158346] ? refcount_sub_and_test_checked+0x203/0x310 [ 254.160304] (M) [ 254.165847] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 254.168076] 4*64kB [ 254.173521] ? addrconf_rs_timer+0x690/0x690 [ 254.175476] (UM) [ 254.180927] ndisc_alloc_skb+0x144/0x340 [ 254.183140] 5*128kB [ 254.187547] ndisc_send_rs+0x331/0x6e0 [ 254.189595] (UM) [ 254.193675] addrconf_rs_timer+0x314/0x690 [ 254.195982] 4*256kB [ 254.199877] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.201921] (UM) [ 254.206162] call_timer_fn+0x272/0x920 [ 254.208475] 3*512kB [ 254.212712] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.214756] (M) [ 254.218654] ? process_timeout+0x40/0x40 [ 254.220960] 3*1024kB [ 254.225198] ? __run_timers+0x7da/0xc70 [ 254.227151] (UM) [ 254.231210] ? _raw_spin_unlock_irq+0x27/0x80 [ 254.233600] 3*2048kB [ 254.237573] ? _raw_spin_unlock_irq+0x27/0x80 [ 254.239617] (UM) [ 254.244109] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.246504] 3*4096kB [ 254.250997] ? lockdep_hardirqs_on+0x296/0x5b0 [ 254.253039] (M) [ 254.257284] ? trace_hardirqs_on+0xbd/0x310 [ 254.259678] = 25052kB [ 254.264265] ? kasan_check_read+0x11/0x20 [ 254.266219] Node 0 [ 254.270538] ? __run_timers+0x7da/0xc70 [ 254.272925] Normal: [ 254.277069] ? trace_hardirqs_off_caller+0x310/0x310 [ 254.279294] 943*4kB [ 254.283273] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.285592] (ME) [ 254.290694] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.292999] 466*8kB [ 254.297233] __run_timers+0x7e5/0xc70 [ 254.299272] (UME) [ 254.303510] ? timer_fixup_init+0x70/0x70 [ 254.305808] 200*16kB [ 254.309627] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 254.311756] (UME) [ 254.315907] ? zap_class+0x640/0x640 [ 254.318292] 78*32kB (UME) [ 254.323346] ? enqueue_hrtimer+0x1a5/0x560 [ 254.325482] 9*64kB [ 254.329189] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 254.332010] (UM) [ 254.336249] ? find_held_lock+0x36/0x1c0 [ 254.338467] 0*128kB [ 254.343651] ? zap_class+0x640/0x640 [ 254.345693] 0*256kB [ 254.349751] ? pvclock_read_flags+0x160/0x160 [ 254.352055] 0*512kB [ 254.355765] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.358067] 0*1024kB [ 254.362557] ? check_preemption_disabled+0x48/0x280 [ 254.364858] 0*2048kB [ 254.370394] ? __lock_is_held+0xb5/0x140 [ 254.372782] 0*4096kB [ 254.377798] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.380183] = 13772kB [ 254.380198] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 254.384248] ? check_preemption_disabled+0x48/0x280 [ 254.386646] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 254.392190] run_timer_softirq+0x52/0xb0 [ 254.394579] 172 total pagecache pages [ 254.394595] 0 pages in swap cache [ 254.403437] ? rcu_read_lock_sched_held+0x14f/0x180 [ 254.408439] Swap cache stats: add 0, delete 0, find 0/0 [ 254.417006] __do_softirq+0x308/0xb7e [ 254.421051] Free swap = 0kB [ 254.424846] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 254.428280] Total swap = 0kB [ 254.433290] ? lock_downgrade+0x900/0x900 [ 254.438635] 1965979 pages RAM [ 254.442431] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 254.445429] 0 pages HighMem/MovableOnly [ 254.449923] ? pvclock_read_flags+0x160/0x160 [ 254.452912] 342867 pages reserved [ 254.452921] 0 pages cma reserved [ 254.457068] ? lapic_next_event+0x5a/0x90 [ 254.460251] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 254.465257] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.465278] ? kvm_clock_read+0x18/0x30 [ 254.465294] ? kvm_sched_clock_read+0x9/0x20 [ 254.469304] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 254.473750] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.477221] ksoftirqd/1 cpuset= [ 254.480619] ? check_preemption_disabled+0x48/0x280 [ 254.484738] / [ 254.491234] irq_exit+0x17f/0x1c0 [ 254.496746] mems_allowed=0 [ 254.500719] smp_apic_timer_interrupt+0x1cb/0x760 [ 254.542085] ? smp_call_function_single_interrupt+0x159/0x650 [ 254.547973] ? smp_call_function_single_interrupt+0x650/0x650 [ 254.553864] ? interrupt_entry+0xb5/0xc0 [ 254.557931] ? trace_hardirqs_off_caller+0xbb/0x310 [ 254.562951] ? trace_hardirqs_off_caller+0xbb/0x310 [ 254.567969] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 254.572815] ? trace_hardirqs_on_caller+0x310/0x310 [ 254.577829] ? trace_hardirqs_on_caller+0x310/0x310 [ 254.582849] ? task_prio+0x50/0x50 [ 254.586397] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.591936] ? check_preemption_disabled+0x48/0x280 [ 254.596959] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 254.601819] apic_timer_interrupt+0xf/0x20 [ 254.606052] [ 254.608297] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 254.613241] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 254.632145] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 254.639855] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 254.647123] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 254.654397] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 254.661665] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 254.668936] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 254.676286] skb_clone+0x1bb/0x500 [ 254.679853] ? finish_task_switch+0x2f4/0x910 [ 254.684375] ? skb_split+0x11e0/0x11e0 [ 254.688267] ? preempt_notifier_register+0x200/0x200 [ 254.693385] ? __switch_to_asm+0x34/0x70 [ 254.697443] ? __switch_to_asm+0x34/0x70 [ 254.701530] ? __switch_to_asm+0x40/0x70 [ 254.705592] ? __switch_to_asm+0x34/0x70 [ 254.709653] ? __switch_to_asm+0x40/0x70 [ 254.713715] ? __switch_to_asm+0x34/0x70 [ 254.717777] ? __switch_to_asm+0x40/0x70 [ 254.721842] ? __switch_to_asm+0x34/0x70 [ 254.725909] ? __switch_to_asm+0x34/0x70 [ 254.729974] ? __switch_to_asm+0x40/0x70 [ 254.734035] ? __switch_to_asm+0x34/0x70 [ 254.738103] bpf_clone_redirect+0xb9/0x490 [ 254.742347] ? __schedule+0x8d7/0x21d0 [ 254.746245] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 254.751264] ? __sched_text_start+0x8/0x8 [ 254.755417] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 254.760181] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 254.764771] ? find_held_lock+0x36/0x1c0 [ 254.768841] ? lock_acquire+0x1ed/0x520 [ 254.772818] ? bpf_test_run+0x3cb/0x780 [ 254.776799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.782359] ? check_preemption_disabled+0x48/0x280 [ 254.787412] ? kasan_check_read+0x11/0x20 [ 254.791573] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 254.796860] ? rcu_softirq_qs+0x20/0x20 [ 254.800843] ? preempt_schedule+0x4d/0x60 [ 254.804993] ? ___preempt_schedule+0x16/0x18 [ 254.809418] ? bpf_test_run+0x25d/0x780 [ 254.813421] ? netlink_diag_dump+0x2a0/0x2a0 [ 254.817835] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 254.823410] ? bpf_test_init.isra.10+0x70/0x100 [ 254.828099] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 254.832869] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 254.837714] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 254.843253] ? fput+0x130/0x1a0 [ 254.846538] ? __bpf_prog_get+0x9b/0x290 [ 254.850609] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 254.855464] ? bpf_prog_test_run+0x130/0x1a0 [ 254.859875] ? __x64_sys_bpf+0x3d8/0x520 [ 254.863939] ? bpf_prog_get+0x20/0x20 [ 254.867764] ? do_syscall_64+0x1b9/0x820 [ 254.871827] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 254.877444] ? syscall_return_slowpath+0x5e0/0x5e0 [ 254.882378] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 254.887239] ? trace_hardirqs_on_caller+0x310/0x310 [ 254.892287] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 254.897330] ? prepare_exit_to_usermode+0x291/0x3b0 [ 254.902363] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 254.907217] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 254.912611] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 254.912678] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 254.919197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 254.919206] Call Trace: [ 254.925771] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 254.935045] dump_stack+0x244/0x39d [ 254.937616] syz-executor1 cpuset= [ 254.948104] ? dump_stack_print_info.cold.1+0x20/0x20 [ 254.951703] syz1 [ 254.955160] warn_alloc.cold.117+0xb7/0x1bd [ 254.960332] mems_allowed=0 [ 254.962303] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 254.974373] ? lock_downgrade+0x900/0x900 [ 254.978530] ? trace_hardirqs_off+0xb8/0x310 [ 254.982949] ? trace_hardirqs_off+0xb8/0x310 [ 254.987901] __alloc_pages_slowpath+0x2660/0x2d70 [ 254.992782] ? warn_alloc+0x120/0x120 [ 254.996592] ? warn_alloc+0x120/0x120 [ 255.000404] ? print_usage_bug+0xc0/0xc0 [ 255.004471] ? warn_alloc+0x120/0x120 [ 255.008292] ? print_usage_bug+0xc0/0xc0 [ 255.012380] ? __lock_acquire+0x62f/0x4c20 [ 255.016632] ? __lock_acquire+0x62f/0x4c20 [ 255.020876] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 255.026416] ? should_fail+0x22d/0xd01 [ 255.030309] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 255.035425] ? __lock_acquire+0x62f/0x4c20 [ 255.039664] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 255.044772] ? __lock_acquire+0x62f/0x4c20 [ 255.049010] ? should_fail+0x22d/0xd01 [ 255.052901] ? find_held_lock+0x36/0x1c0 [ 255.056978] ? mark_held_locks+0x130/0x130 [ 255.061221] ? mark_held_locks+0x130/0x130 [ 255.065472] ? zap_class+0x640/0x640 [ 255.069189] ? zap_class+0x640/0x640 [ 255.072907] ? print_usage_bug+0xc0/0xc0 [ 255.076968] ? do_raw_spin_unlock+0xa7/0x330 [ 255.081393] ? zap_class+0x640/0x640 [ 255.085131] ? print_usage_bug+0xc0/0xc0 [ 255.089195] ? wq_watchdog_touch+0x9c/0xfe [ 255.093448] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.098996] ? check_preemption_disabled+0x48/0x280 [ 255.104035] ? __lock_is_held+0xb5/0x140 [ 255.108121] __alloc_pages_nodemask+0xa80/0xde0 [ 255.112791] ? zap_class+0x640/0x640 [ 255.116518] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 255.121557] ? find_held_lock+0x36/0x1c0 [ 255.125643] ? ____cache_alloc_node+0x1c7/0x1e0 [ 255.130337] ? lock_downgrade+0x900/0x900 [ 255.134511] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.140054] cache_grow_begin+0xa5/0x8c0 [ 255.144125] ? do_raw_spin_unlock+0xa7/0x330 [ 255.148547] fallback_alloc+0x204/0x2e0 [ 255.152532] ____cache_alloc_node+0x1c7/0x1e0 [ 255.157040] kmem_cache_alloc_node+0xe3/0x730 [ 255.161540] ? ipv6_get_ifaddr+0x42e/0x620 [ 255.165787] __alloc_skb+0x119/0x770 [ 255.169507] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 255.174790] ? netdev_alloc_frag+0x1f0/0x1f0 [ 255.179199] ? lock_downgrade+0x900/0x900 [ 255.183375] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.188918] ? refcount_sub_and_test_checked+0x203/0x310 [ 255.194377] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 255.199841] ? addrconf_rs_timer+0x690/0x690 [ 255.204277] ndisc_alloc_skb+0x144/0x340 [ 255.208394] ndisc_send_rs+0x331/0x6e0 [ 255.212307] addrconf_rs_timer+0x314/0x690 [ 255.216563] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.220817] call_timer_fn+0x272/0x920 [ 255.224707] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.228947] ? process_timeout+0x40/0x40 [ 255.233021] ? __run_timers+0x7da/0xc70 [ 255.237022] ? _raw_spin_unlock_irq+0x27/0x80 [ 255.241534] ? _raw_spin_unlock_irq+0x27/0x80 [ 255.246043] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.250279] ? lockdep_hardirqs_on+0x296/0x5b0 [ 255.254867] ? trace_hardirqs_on+0xbd/0x310 [ 255.259192] ? kasan_check_read+0x11/0x20 [ 255.263361] ? __run_timers+0x7da/0xc70 [ 255.267348] ? trace_hardirqs_off_caller+0x310/0x310 [ 255.272459] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.276710] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.280950] __run_timers+0x7e5/0xc70 [ 255.284766] ? timer_fixup_init+0x70/0x70 [ 255.288917] ? compat_start_thread+0x80/0x80 [ 255.293349] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.298922] ? kasan_check_write+0x14/0x20 [ 255.303166] ? finish_task_switch+0x2f4/0x910 [ 255.307667] ? __switch_to_asm+0x40/0x70 [ 255.311736] ? preempt_notifier_register+0x200/0x200 [ 255.316846] ? __switch_to_asm+0x34/0x70 [ 255.320913] ? __switch_to_asm+0x40/0x70 [ 255.324973] ? __switch_to_asm+0x34/0x70 [ 255.329037] ? __switch_to_asm+0x40/0x70 [ 255.333116] ? __switch_to_asm+0x34/0x70 [ 255.337188] ? __switch_to_asm+0x40/0x70 [ 255.341262] ? pvclock_read_flags+0x160/0x160 [ 255.345762] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.351306] ? check_preemption_disabled+0x48/0x280 [ 255.356358] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 255.361911] ? rcu_pm_notify+0xc0/0xc0 [ 255.365801] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.371346] ? check_preemption_disabled+0x48/0x280 [ 255.376413] run_timer_softirq+0x52/0xb0 [ 255.380475] ? rcu_read_lock_sched_held+0x14f/0x180 [ 255.385497] __do_softirq+0x308/0xb7e [ 255.389311] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 255.394464] ? trace_hardirqs_off+0xb8/0x310 [ 255.398873] ? rcu_irq_enter+0x18c/0x310 [ 255.402946] ? schedule+0x108/0x460 [ 255.406581] ? __schedule+0x21d0/0x21d0 [ 255.410565] ? trace_hardirqs_off+0xb8/0x310 [ 255.415117] ? smpboot_thread_fn+0x68b/0xa00 [ 255.419526] ? trace_hardirqs_on+0x310/0x310 [ 255.423944] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 255.429497] ? check_preemption_disabled+0x48/0x280 [ 255.434536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.440097] ? takeover_tasklets+0xa90/0xa90 [ 255.444514] run_ksoftirqd+0x5e/0x100 [ 255.448337] smpboot_thread_fn+0x68b/0xa00 [ 255.452577] ? sort_range+0x30/0x30 [ 255.456210] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 255.461316] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 255.466867] ? __kthread_parkme+0xfb/0x1a0 [ 255.471115] kthread+0x35a/0x420 [ 255.474495] ? sort_range+0x30/0x30 [ 255.478127] ? kthread_stop+0x900/0x900 [ 255.482109] ret_from_fork+0x3a/0x50 [ 255.485840] warn_alloc_show_mem: 1 callbacks suppressed [ 255.485852] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 255.485855] Mem-Info: [ 255.485885] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 255.485885] active_file:16 inactive_file:18 isolated_file:0 [ 255.485885] unevictable:0 dirty:0 writeback:0 unstable:0 [ 255.485885] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 255.485885] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 255.485885] free:13683 free_pcp:153 free_cma:0 [ 255.491250] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 255.498290] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 255.500695] Call Trace: [ 255.533563] Node 0 [ 255.542916] [ 255.570429] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 255.572987] dump_stack+0x244/0x39d [ 255.575213] lowmem_reserve[]: [ 255.577359] ? dump_stack_print_info.cold.1+0x20/0x20 [ 255.602838] 0 [ 255.606472] warn_alloc.cold.117+0xb7/0x1bd [ 255.609552] 2818 [ 255.614740] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 255.616513] 6321 6321 [ 255.620840] ? lock_downgrade+0x900/0x900 [ 255.627722] ? trace_hardirqs_off+0xb8/0x310 [ 255.630201] Node 0 [ 255.634354] ? trace_hardirqs_off+0xb8/0x310 [ 255.638766] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 255.640980] __alloc_pages_slowpath+0x2660/0x2d70 [ 255.645356] lowmem_reserve[]: 0 [ 255.672105] ? warn_alloc+0x120/0x120 [ 255.676907] 0 [ 255.680197] ? warn_alloc+0x120/0x120 [ 255.683975] 3503 [ 255.685777] ? print_usage_bug+0xc0/0xc0 [ 255.689566] 3503 [ 255.691633] ? warn_alloc+0x120/0x120 [ 255.697740] ? print_usage_bug+0xc0/0xc0 [ 255.701518] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 255.705638] ? __lock_acquire+0x62f/0x4c20 [ 255.705667] ? __lock_acquire+0x62f/0x4c20 [ 255.734533] lowmem_reserve[]: 0 [ 255.738776] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 255.742979] 0 0 [ 255.746262] ? should_fail+0x22d/0xd01 [ 255.751777] 0 [ 255.753763] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 255.757627] Node 0 [ 255.759427] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 255.764684] DMA: [ 255.766922] ? __lock_acquire+0x62f/0x4c20 [ 255.772007] 1*4kB [ 255.774067] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 255.778282] (U) [ 255.780434] ? __lock_acquire+0x62f/0x4c20 [ 255.785521] 0*8kB [ 255.787492] ? should_fail+0x22d/0xd01 [ 255.791711] 0*16kB [ 255.793865] ? rcu_irq_exit+0x1a2/0x390 [ 255.797729] 1*32kB [ 255.799971] ? mark_held_locks+0x130/0x130 [ 255.803917] (U) [ 255.806154] ? mark_held_locks+0x130/0x130 [ 255.810371] 2*64kB [ 255.812351] ? mark_held_locks+0xc7/0x130 [ 255.816567] (U) [ 255.818806] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 255.822932] 1*128kB [ 255.824908] ? zap_class+0x640/0x640 [ 255.829905] (U) [ 255.832229] ? print_usage_bug+0xc0/0xc0 [ 255.835944] 1*256kB [ 255.837919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.841957] (U) [ 255.844279] ? check_preemption_disabled+0x48/0x280 [ 255.849789] 0*512kB 1*1024kB [ 255.851780] ? __lock_is_held+0xb5/0x140 [ 255.856766] (U) 1*2048kB [ 255.859885] __alloc_pages_nodemask+0xa80/0xde0 [ 255.863921] (M) [ 255.866677] ? zap_class+0x640/0x640 [ 255.871335] 3*4096kB (M) [ 255.873334] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 255.877016] = 15908kB [ 255.877025] Node 0 [ 255.879792] ? find_held_lock+0x36/0x1c0 [ 255.884780] DMA32: [ 255.887198] ? ____cache_alloc_node+0x1c7/0x1e0 [ 255.889410] 5*4kB [ 255.893492] ? lock_downgrade+0x900/0x900 [ 255.895707] (UM) [ 255.900378] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.902506] 1*8kB [ 255.906656] cache_grow_begin+0xa5/0x8c0 [ 255.908696] (U) [ 255.914227] ? do_raw_spin_unlock+0xa7/0x330 [ 255.916385] 2*16kB [ 255.920450] fallback_alloc+0x204/0x2e0 [ 255.922402] (M) [ 255.926809] ____cache_alloc_node+0x1c7/0x1e0 [ 255.929022] 1*32kB [ 255.932992] kmem_cache_alloc_node+0xe3/0x730 [ 255.934948] (M) [ 255.939441] ? ipv6_get_ifaddr+0x42e/0x620 [ 255.941665] 4*64kB (UM) [ 255.946231] __alloc_skb+0x119/0x770 [ 255.948180] 5*128kB [ 255.952408] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 255.955053] (UM) [ 255.958760] ? netdev_alloc_frag+0x1f0/0x1f0 [ 255.961074] 4*256kB [ 255.966354] ? lock_downgrade+0x900/0x900 [ 255.968408] (UM) [ 255.972818] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.975130] 3*512kB [ 255.979275] ? refcount_sub_and_test_checked+0x203/0x310 [ 255.981315] (M) [ 255.986864] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 255.989167] 3*1024kB [ 255.994621] ? addrconf_rs_timer+0x690/0x690 [ 255.996574] (UM) [ 256.002031] ndisc_alloc_skb+0x144/0x340 [ 256.004418] 3*2048kB [ 256.008828] ndisc_send_rs+0x331/0x6e0 [ 256.010868] (UM) [ 256.014929] addrconf_rs_timer+0x314/0x690 [ 256.017316] 3*4096kB [ 256.021207] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 256.023252] (M) [ 256.027493] call_timer_fn+0x272/0x920 [ 256.029877] = 25052kB [ 256.034128] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 256.036091] Node 0 [ 256.039973] ? process_timeout+0x40/0x40 [ 256.042368] Normal: [ 256.046617] ? __run_timers+0x7da/0xc70 [ 256.048823] 943*4kB [ 256.052880] ? _raw_spin_unlock_irq+0x27/0x80 [ 256.055204] (ME) [ 256.059178] ? _raw_spin_unlock_irq+0x27/0x80 [ 256.061482] 466*8kB [ 256.065974] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 256.068015] (UME) [ 256.072512] ? lockdep_hardirqs_on+0x296/0x5b0 [ 256.074816] 200*16kB [ 256.079049] ? trace_hardirqs_on+0xbd/0x310 [ 256.081173] (UME) 78*32kB [ 256.085766] ? kasan_check_read+0x11/0x20 [ 256.088153] (UME) [ 256.092479] ? __run_timers+0x7da/0xc70 [ 256.095305] 9*64kB [ 256.099458] ? trace_hardirqs_off_caller+0x310/0x310 [ 256.101584] (UM) [ 256.105561] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 256.107777] 0*128kB [ 256.112877] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 256.114920] 0*256kB [ 256.119154] __run_timers+0x7e5/0xc70 [ 256.121456] 0*512kB [ 256.125696] ? timer_fixup_init+0x70/0x70 [ 256.127994] 0*1024kB [ 256.131793] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 256.134100] 0*2048kB [ 256.138253] ? zap_class+0x640/0x640 [ 256.140644] 0*4096kB [ 256.145659] ? enqueue_hrtimer+0x1a5/0x560 [ 256.148052] = 13772kB [ 256.151799] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 256.154200] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 256.158426] ? find_held_lock+0x36/0x1c0 [ 256.160823] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 256.166003] ? zap_class+0x640/0x640 [ 256.174822] 172 total pagecache pages [ 256.178882] ? pvclock_read_flags+0x160/0x160 [ 256.187439] 0 pages in swap cache [ 256.191152] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.194927] Swap cache stats: add 0, delete 0, find 0/0 [ 256.194936] Free swap = 0kB [ 256.199430] ? check_preemption_disabled+0x48/0x280 [ 256.202861] Total swap = 0kB [ 256.208402] ? __lock_is_held+0xb5/0x140 [ 256.213740] 1965979 pages RAM [ 256.216758] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.221754] 0 pages HighMem/MovableOnly [ 256.224773] ? check_preemption_disabled+0x48/0x280 [ 256.228808] 342867 pages reserved [ 256.228817] 0 pages cma reserved [ 256.231921] run_timer_softirq+0x52/0xb0 [ 256.237504] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 256.241412] ? rcu_read_lock_sched_held+0x14f/0x180 [ 256.241439] __do_softirq+0x308/0xb7e [ 256.241458] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 256.246514] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 256.249909] ? lock_downgrade+0x900/0x900 [ 256.253259] ksoftirqd/1 cpuset= [ 256.257328] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 256.263796] / [ 256.268860] ? pvclock_read_flags+0x160/0x160 [ 256.272643] mems_allowed=0 [ 256.277134] ? lapic_next_event+0x5a/0x90 [ 256.313194] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.318752] ? kvm_clock_read+0x18/0x30 [ 256.322727] ? kvm_sched_clock_read+0x9/0x20 [ 256.327138] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.332677] ? check_preemption_disabled+0x48/0x280 [ 256.337709] irq_exit+0x17f/0x1c0 [ 256.341171] smp_apic_timer_interrupt+0x1cb/0x760 [ 256.346013] ? smp_call_function_single_interrupt+0x159/0x650 [ 256.351901] ? smp_call_function_single_interrupt+0x650/0x650 [ 256.357793] ? interrupt_entry+0xb5/0xc0 [ 256.361863] ? trace_hardirqs_off_caller+0xbb/0x310 [ 256.366879] ? trace_hardirqs_off_caller+0xbb/0x310 [ 256.371898] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 256.376742] ? trace_hardirqs_on_caller+0x310/0x310 [ 256.381760] ? trace_hardirqs_on_caller+0x310/0x310 [ 256.386780] ? task_prio+0x50/0x50 [ 256.390332] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.395877] ? check_preemption_disabled+0x48/0x280 [ 256.400900] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 256.405754] apic_timer_interrupt+0xf/0x20 [ 256.409982] [ 256.412222] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 256.417167] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 256.436081] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 256.443802] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 256.451065] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 256.458358] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 256.465631] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 256.472902] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 256.480215] skb_clone+0x1bb/0x500 [ 256.483764] ? finish_task_switch+0x2f4/0x910 [ 256.488263] ? skb_split+0x11e0/0x11e0 [ 256.492160] ? preempt_notifier_register+0x200/0x200 [ 256.497263] ? __switch_to_asm+0x34/0x70 [ 256.501344] ? __switch_to_asm+0x34/0x70 [ 256.505418] ? __switch_to_asm+0x40/0x70 [ 256.509482] ? __switch_to_asm+0x34/0x70 [ 256.513542] ? __switch_to_asm+0x40/0x70 [ 256.517617] ? __switch_to_asm+0x34/0x70 [ 256.521676] ? __switch_to_asm+0x40/0x70 [ 256.525742] ? __switch_to_asm+0x34/0x70 [ 256.529804] ? __switch_to_asm+0x34/0x70 [ 256.533865] ? __switch_to_asm+0x40/0x70 [ 256.537930] ? __switch_to_asm+0x34/0x70 [ 256.542007] bpf_clone_redirect+0xb9/0x490 [ 256.546250] ? __schedule+0x8d7/0x21d0 [ 256.550154] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 256.555181] ? __sched_text_start+0x8/0x8 [ 256.559352] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 256.564117] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 256.568704] ? find_held_lock+0x36/0x1c0 [ 256.572773] ? lock_acquire+0x1ed/0x520 [ 256.576746] ? bpf_test_run+0x3cb/0x780 [ 256.580728] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.586267] ? check_preemption_disabled+0x48/0x280 [ 256.591308] ? kasan_check_read+0x11/0x20 [ 256.595485] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 256.600768] ? rcu_softirq_qs+0x20/0x20 [ 256.604745] ? preempt_schedule+0x4d/0x60 [ 256.608902] ? ___preempt_schedule+0x16/0x18 [ 256.613330] ? bpf_test_run+0x25d/0x780 [ 256.617354] ? netlink_diag_dump+0x2a0/0x2a0 [ 256.621770] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 256.627328] ? bpf_test_init.isra.10+0x70/0x100 [ 256.632008] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 256.636777] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 256.641622] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 256.647165] ? fput+0x130/0x1a0 [ 256.650449] ? __bpf_prog_get+0x9b/0x290 [ 256.654519] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 256.659374] ? bpf_prog_test_run+0x130/0x1a0 [ 256.663784] ? __x64_sys_bpf+0x3d8/0x520 [ 256.667847] ? bpf_prog_get+0x20/0x20 [ 256.671671] ? do_syscall_64+0x1b9/0x820 [ 256.675734] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 256.681101] ? syscall_return_slowpath+0x5e0/0x5e0 [ 256.686039] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 256.690886] ? trace_hardirqs_on_caller+0x310/0x310 [ 256.695903] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 256.700922] ? prepare_exit_to_usermode+0x291/0x3b0 [ 256.705945] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 256.710801] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 256.716187] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 256.716256] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 256.722773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 256.722779] Call Trace: [ 256.722798] dump_stack+0x244/0x39d [ 256.722817] ? dump_stack_print_info.cold.1+0x20/0x20 [ 256.722844] warn_alloc.cold.117+0xb7/0x1bd [ 256.729373] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 256.738678] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 256.741246] syz-executor1 cpuset= [ 256.744873] ? lock_downgrade+0x900/0x900 [ 256.750039] syz1 [ 256.754366] ? trace_hardirqs_off+0xb8/0x310 [ 256.764832] mems_allowed=0 [ 256.769668] ? trace_hardirqs_off+0xb8/0x310 [ 256.790914] __alloc_pages_slowpath+0x2660/0x2d70 [ 256.795788] ? warn_alloc+0x120/0x120 [ 256.799601] ? warn_alloc+0x120/0x120 [ 256.803426] ? print_usage_bug+0xc0/0xc0 [ 256.807489] ? warn_alloc+0x120/0x120 [ 256.811290] ? print_usage_bug+0xc0/0xc0 [ 256.815363] ? __lock_acquire+0x62f/0x4c20 [ 256.819598] ? __lock_acquire+0x62f/0x4c20 [ 256.823840] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 256.829391] ? should_fail+0x22d/0xd01 [ 256.833309] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 256.838429] ? __lock_acquire+0x62f/0x4c20 [ 256.842671] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 256.847778] ? __lock_acquire+0x62f/0x4c20 [ 256.852022] ? should_fail+0x22d/0xd01 [ 256.855927] ? find_held_lock+0x36/0x1c0 [ 256.860003] ? mark_held_locks+0x130/0x130 [ 256.864249] ? mark_held_locks+0x130/0x130 [ 256.868487] ? zap_class+0x640/0x640 [ 256.872208] ? zap_class+0x640/0x640 [ 256.875925] ? print_usage_bug+0xc0/0xc0 [ 256.880141] ? do_raw_spin_unlock+0xa7/0x330 [ 256.884570] ? zap_class+0x640/0x640 [ 256.888290] ? print_usage_bug+0xc0/0xc0 [ 256.892373] ? wq_watchdog_touch+0x9c/0xfe [ 256.896613] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.902154] ? check_preemption_disabled+0x48/0x280 [ 256.907189] ? __lock_is_held+0xb5/0x140 [ 256.911271] __alloc_pages_nodemask+0xa80/0xde0 [ 256.915946] ? zap_class+0x640/0x640 [ 256.919669] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 256.924703] ? find_held_lock+0x36/0x1c0 [ 256.928781] ? ____cache_alloc_node+0x1c7/0x1e0 [ 256.933456] ? lock_downgrade+0x900/0x900 [ 256.937614] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.943178] cache_grow_begin+0xa5/0x8c0 [ 256.947245] ? do_raw_spin_unlock+0xa7/0x330 [ 256.951664] fallback_alloc+0x204/0x2e0 [ 256.955660] ____cache_alloc_node+0x1c7/0x1e0 [ 256.960164] kmem_cache_alloc_node+0xe3/0x730 [ 256.964661] ? ipv6_get_ifaddr+0x42e/0x620 [ 256.968906] __alloc_skb+0x119/0x770 [ 256.972624] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 256.977907] ? netdev_alloc_frag+0x1f0/0x1f0 [ 256.982330] ? lock_downgrade+0x900/0x900 [ 256.986946] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.992493] ? refcount_sub_and_test_checked+0x203/0x310 [ 256.997950] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 257.003402] ? addrconf_rs_timer+0x690/0x690 [ 257.007827] ndisc_alloc_skb+0x144/0x340 [ 257.011899] ndisc_send_rs+0x331/0x6e0 [ 257.015794] addrconf_rs_timer+0x314/0x690 [ 257.020037] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.024292] call_timer_fn+0x272/0x920 [ 257.028191] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.032433] ? process_timeout+0x40/0x40 [ 257.036511] ? __run_timers+0x7da/0xc70 [ 257.040491] ? _raw_spin_unlock_irq+0x27/0x80 [ 257.044990] ? _raw_spin_unlock_irq+0x27/0x80 [ 257.049519] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.053770] ? lockdep_hardirqs_on+0x296/0x5b0 [ 257.058363] ? trace_hardirqs_on+0xbd/0x310 [ 257.062686] ? kasan_check_read+0x11/0x20 [ 257.066838] ? __run_timers+0x7da/0xc70 [ 257.070822] ? trace_hardirqs_off_caller+0x310/0x310 [ 257.075930] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.080172] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.084414] __run_timers+0x7e5/0xc70 [ 257.088232] ? timer_fixup_init+0x70/0x70 [ 257.092387] ? compat_start_thread+0x80/0x80 [ 257.096805] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.102381] ? kasan_check_write+0x14/0x20 [ 257.106651] ? finish_task_switch+0x2f4/0x910 [ 257.111158] ? __switch_to_asm+0x40/0x70 [ 257.115226] ? preempt_notifier_register+0x200/0x200 [ 257.120357] ? __switch_to_asm+0x34/0x70 [ 257.124416] ? __switch_to_asm+0x40/0x70 [ 257.128503] ? __switch_to_asm+0x34/0x70 [ 257.132579] ? __switch_to_asm+0x40/0x70 [ 257.136641] ? __switch_to_asm+0x34/0x70 [ 257.140705] ? __switch_to_asm+0x40/0x70 [ 257.144784] ? pvclock_read_flags+0x160/0x160 [ 257.149281] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.154821] ? check_preemption_disabled+0x48/0x280 [ 257.159860] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 257.165399] ? rcu_pm_notify+0xc0/0xc0 [ 257.169290] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.174837] ? check_preemption_disabled+0x48/0x280 [ 257.179862] run_timer_softirq+0x52/0xb0 [ 257.183929] ? rcu_read_lock_sched_held+0x14f/0x180 [ 257.188948] __do_softirq+0x308/0xb7e [ 257.192789] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 257.197893] ? trace_hardirqs_off+0xb8/0x310 [ 257.202307] ? rcu_irq_enter+0x18c/0x310 [ 257.206387] ? schedule+0x108/0x460 [ 257.210022] ? __schedule+0x21d0/0x21d0 [ 257.214008] ? trace_hardirqs_off+0xb8/0x310 [ 257.218425] ? smpboot_thread_fn+0x68b/0xa00 [ 257.222834] ? trace_hardirqs_on+0x310/0x310 [ 257.227260] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 257.232811] ? check_preemption_disabled+0x48/0x280 [ 257.237833] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.243374] ? takeover_tasklets+0xa90/0xa90 [ 257.247790] run_ksoftirqd+0x5e/0x100 [ 257.251593] smpboot_thread_fn+0x68b/0xa00 [ 257.255834] ? sort_range+0x30/0x30 [ 257.259501] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 257.264634] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 257.270176] ? __kthread_parkme+0xfb/0x1a0 [ 257.274420] kthread+0x35a/0x420 [ 257.277790] ? sort_range+0x30/0x30 [ 257.281419] ? kthread_stop+0x900/0x900 [ 257.285399] ret_from_fork+0x3a/0x50 [ 257.289136] warn_alloc_show_mem: 1 callbacks suppressed [ 257.289148] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 257.289150] Mem-Info: [ 257.289181] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 257.289181] active_file:16 inactive_file:18 isolated_file:0 [ 257.289181] unevictable:0 dirty:0 writeback:0 unstable:0 [ 257.289181] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 257.289181] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 257.289181] free:13683 free_pcp:153 free_cma:0 [ 257.294527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 257.301547] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 257.303947] Call Trace: [ 257.336860] Node 0 [ 257.346202] [ 257.373726] 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 [ 257.376297] dump_stack+0x244/0x39d [ 257.378514] lowmem_reserve[]: [ 257.380663] ? dump_stack_print_info.cold.1+0x20/0x20 [ 257.406139] 0 2818 [ 257.409789] warn_alloc.cold.117+0xb7/0x1bd [ 257.412865] 6321 [ 257.418052] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 257.420267] 6321 [ 257.424593] ? lock_downgrade+0x900/0x900 [ 257.426633] Node 0 [ 257.431477] ? trace_hardirqs_off+0xb8/0x310 [ 257.433542] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 257.437666] ? trace_hardirqs_off+0xb8/0x310 [ 257.439873] lowmem_reserve[]: 0 [ 257.444312] __alloc_pages_slowpath+0x2660/0x2d70 [ 257.471008] 0 3503 [ 257.475452] ? warn_alloc+0x120/0x120 [ 257.478681] 3503 [ 257.483536] ? warn_alloc+0x120/0x120 [ 257.485751] Node 0 [ 257.489547] ? print_usage_bug+0xc0/0xc0 [ 257.491641] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 257.495417] ? warn_alloc+0x120/0x120 [ 257.497632] lowmem_reserve[]: [ 257.501713] ? print_usage_bug+0xc0/0xc0 [ 257.529974] 0 [ 257.533776] ? __lock_acquire+0x62f/0x4c20 [ 257.536860] 0 [ 257.540916] ? __lock_acquire+0x62f/0x4c20 [ 257.542699] 0 [ 257.546931] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 257.548712] 0 [ 257.552941] ? should_fail+0x22d/0xd01 [ 257.560258] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 257.562042] Node 0 [ 257.565927] ? __lock_acquire+0x62f/0x4c20 [ 257.571007] DMA: [ 257.573238] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 257.577458] 1*4kB [ 257.579523] ? __lock_acquire+0x62f/0x4c20 [ 257.584604] (U) [ 257.586753] ? should_fail+0x22d/0xd01 [ 257.590966] 0*8kB [ 257.592938] ? find_held_lock+0x36/0x1c0 [ 257.596799] 0*16kB 1*32kB [ 257.598965] ? mark_held_locks+0x130/0x130 [ 257.603001] (U) [ 257.605849] ? mark_held_locks+0x130/0x130 [ 257.610062] 2*64kB [ 257.612035] ? zap_class+0x640/0x640 [ 257.616252] (U) [ 257.618486] ? zap_class+0x640/0x640 [ 257.622180] 1*128kB [ 257.624149] ? print_usage_bug+0xc0/0xc0 [ 257.627864] (U) [ 257.630186] ? do_raw_spin_unlock+0xa7/0x330 [ 257.634226] 1*256kB [ 257.636226] ? zap_class+0x640/0x640 [ 257.640627] (U) [ 257.642964] ? print_usage_bug+0xc0/0xc0 [ 257.646677] 0*512kB 1*1024kB [ 257.648666] ? wq_watchdog_touch+0x9c/0xfe [ 257.652703] (U) [ 257.655808] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.660017] 1*2048kB (M) [ 257.662004] ? check_preemption_disabled+0x48/0x280 [ 257.667532] 3*4096kB (M) [ 257.670304] ? __lock_is_held+0xb5/0x140 [ 257.675298] = 15908kB [ 257.678067] __alloc_pages_nodemask+0xa80/0xde0 [ 257.682113] Node 0 [ 257.684521] ? zap_class+0x640/0x640 [ 257.689170] DMA32: [ 257.691410] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 257.695105] 5*4kB [ 257.697353] ? find_held_lock+0x36/0x1c0 [ 257.702347] (UM) [ 257.704515] ? ____cache_alloc_node+0x1c7/0x1e0 [ 257.708559] 1*8kB (U) [ 257.710635] ? lock_downgrade+0x900/0x900 [ 257.715283] 2*16kB [ 257.717783] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.721917] (M) [ 257.724155] cache_grow_begin+0xa5/0x8c0 [ 257.729669] 1*32kB (M) [ 257.731654] ? do_raw_spin_unlock+0xa7/0x330 [ 257.735699] 4*64kB [ 257.738298] fallback_alloc+0x204/0x2e0 [ 257.742684] (UM) [ 257.744924] ____cache_alloc_node+0x1c7/0x1e0 [ 257.748874] 5*128kB [ 257.750934] kmem_cache_alloc_node+0xe3/0x730 [ 257.755405] (UM) [ 257.757727] ? ipv6_get_ifaddr+0x42e/0x620 [ 257.762204] 4*256kB [ 257.764271] __alloc_skb+0x119/0x770 [ 257.768475] (UM) [ 257.770803] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 257.774490] 3*512kB (M) [ 257.776592] ? netdev_alloc_frag+0x1f0/0x1f0 [ 257.781856] 3*1024kB (UM) [ 257.784541] ? lock_downgrade+0x900/0x900 [ 257.788926] 3*2048kB (UM) [ 257.791786] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.795905] 3*4096kB [ 257.798748] ? refcount_sub_and_test_checked+0x203/0x310 [ 257.804259] (M) [ 257.806673] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 257.812107] = 25052kB [ 257.814081] ? addrconf_rs_timer+0x690/0x690 [ 257.819514] Node 0 [ 257.821930] ndisc_alloc_skb+0x144/0x340 [ 257.826316] Normal: [ 257.828560] ndisc_send_rs+0x331/0x6e0 [ 257.832604] 943*4kB [ 257.834929] addrconf_rs_timer+0x314/0x690 [ 257.838795] (ME) [ 257.841122] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.845346] 466*8kB [ 257.847418] call_timer_fn+0x272/0x920 [ 257.851623] (UME) [ 257.853945] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.857812] 200*16kB [ 257.859958] ? process_timeout+0x40/0x40 [ 257.864173] (UME) [ 257.866598] ? __run_timers+0x7da/0xc70 [ 257.870628] 78*32kB [ 257.872776] ? _raw_spin_unlock_irq+0x27/0x80 [ 257.876728] (UME) [ 257.879051] ? _raw_spin_unlock_irq+0x27/0x80 [ 257.883524] 9*64kB [ 257.885680] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.890157] (UM) [ 257.892397] ? lockdep_hardirqs_on+0x296/0x5b0 [ 257.896616] 0*128kB [ 257.898677] ? trace_hardirqs_on+0xbd/0x310 [ 257.903241] 0*256kB [ 257.905562] ? kasan_check_read+0x11/0x20 [ 257.909859] 0*512kB [ 257.912183] ? __run_timers+0x7da/0xc70 [ 257.916314] 0*1024kB [ 257.918649] ? trace_hardirqs_off_caller+0x310/0x310 [ 257.922600] 0*2048kB [ 257.925009] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.930094] 0*4096kB [ 257.932502] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.936714] = 13772kB [ 257.939121] __run_timers+0x7e5/0xc70 [ 257.943352] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 257.945775] ? timer_fixup_init+0x70/0x70 [ 257.949553] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 257.958392] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 257.962519] 172 total pagecache pages [ 257.971110] ? zap_class+0x640/0x640 [ 257.976135] 0 pages in swap cache [ 257.979930] ? enqueue_hrtimer+0x1a5/0x560 [ 257.983631] Swap cache stats: add 0, delete 0, find 0/0 [ 257.987076] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 257.991294] Free swap = 0kB [ 257.996660] ? find_held_lock+0x36/0x1c0 [ 258.001831] Total swap = 0kB [ 258.004847] ? zap_class+0x640/0x640 [ 258.008887] 1965979 pages RAM [ 258.011907] ? pvclock_read_flags+0x160/0x160 [ 258.015602] 0 pages HighMem/MovableOnly [ 258.018710] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.023179] 342867 pages reserved [ 258.023188] 0 pages cma reserved [ 258.027159] ? check_preemption_disabled+0x48/0x280 [ 258.032743] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 258.036135] ? __lock_is_held+0xb5/0x140 [ 258.039534] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 258.044493] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.050965] ksoftirqd/1 cpuset= [ 258.055027] ? check_preemption_disabled+0x48/0x280 [ 258.065316] / [ 258.070859] run_timer_softirq+0x52/0xb0 [ 258.074120] mems_allowed=0 [ 258.079136] ? rcu_read_lock_sched_held+0x14f/0x180 [ 258.092806] __do_softirq+0x308/0xb7e [ 258.096620] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 258.101116] ? lock_downgrade+0x900/0x900 [ 258.105271] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 258.110386] ? pvclock_read_flags+0x160/0x160 [ 258.114888] ? lapic_next_event+0x5a/0x90 [ 258.119049] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.124599] ? kvm_clock_read+0x18/0x30 [ 258.128579] ? kvm_sched_clock_read+0x9/0x20 [ 258.132997] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.138534] ? check_preemption_disabled+0x48/0x280 [ 258.143560] irq_exit+0x17f/0x1c0 [ 258.147045] smp_apic_timer_interrupt+0x1cb/0x760 [ 258.151890] ? smp_call_function_single_interrupt+0x159/0x650 [ 258.157777] ? smp_call_function_single_interrupt+0x650/0x650 [ 258.163665] ? interrupt_entry+0xb5/0xc0 [ 258.167729] ? trace_hardirqs_off_caller+0xbb/0x310 [ 258.172750] ? trace_hardirqs_off_caller+0xbb/0x310 [ 258.177769] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 258.182655] ? trace_hardirqs_on_caller+0x310/0x310 [ 258.187670] ? trace_hardirqs_on_caller+0x310/0x310 [ 258.192688] ? task_prio+0x50/0x50 [ 258.196233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.201773] ? check_preemption_disabled+0x48/0x280 [ 258.206802] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 258.211660] apic_timer_interrupt+0xf/0x20 [ 258.215894] [ 258.218137] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 258.223072] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 258.241974] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 258.249689] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 258.256957] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 258.264223] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 258.271489] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 258.278760] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 258.286069] skb_clone+0x1bb/0x500 [ 258.289622] ? finish_task_switch+0x2f4/0x910 [ 258.294127] ? skb_split+0x11e0/0x11e0 [ 258.298021] ? preempt_notifier_register+0x200/0x200 [ 258.303127] ? __switch_to_asm+0x34/0x70 [ 258.307196] ? __switch_to_asm+0x34/0x70 [ 258.311258] ? __switch_to_asm+0x40/0x70 [ 258.315335] ? __switch_to_asm+0x34/0x70 [ 258.319400] ? __switch_to_asm+0x40/0x70 [ 258.323465] ? __switch_to_asm+0x34/0x70 [ 258.327528] ? __switch_to_asm+0x40/0x70 [ 258.331598] ? __switch_to_asm+0x34/0x70 [ 258.335663] ? __switch_to_asm+0x34/0x70 [ 258.339730] ? __switch_to_asm+0x40/0x70 [ 258.343793] ? __switch_to_asm+0x34/0x70 [ 258.347870] bpf_clone_redirect+0xb9/0x490 [ 258.352110] ? __schedule+0x8d7/0x21d0 [ 258.356006] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 258.361026] ? __sched_text_start+0x8/0x8 [ 258.365176] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 258.369942] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 258.374534] ? find_held_lock+0x36/0x1c0 [ 258.378618] ? lock_acquire+0x1ed/0x520 [ 258.382600] ? bpf_test_run+0x3cb/0x780 [ 258.386604] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.392147] ? check_preemption_disabled+0x48/0x280 [ 258.397174] ? kasan_check_read+0x11/0x20 [ 258.401339] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 258.406628] ? rcu_softirq_qs+0x20/0x20 [ 258.410611] ? preempt_schedule+0x4d/0x60 [ 258.414764] ? ___preempt_schedule+0x16/0x18 [ 258.419188] ? bpf_test_run+0x25d/0x780 [ 258.423182] ? netlink_diag_dump+0x2a0/0x2a0 [ 258.427602] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 258.433145] ? bpf_test_init.isra.10+0x70/0x100 [ 258.437826] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 258.442597] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 258.447443] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 258.452988] ? fput+0x130/0x1a0 [ 258.456269] ? __bpf_prog_get+0x9b/0x290 [ 258.460365] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 258.465209] ? bpf_prog_test_run+0x130/0x1a0 [ 258.469623] ? __x64_sys_bpf+0x3d8/0x520 [ 258.473689] ? bpf_prog_get+0x20/0x20 [ 258.477513] ? do_syscall_64+0x1b9/0x820 [ 258.481577] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 258.486951] ? syscall_return_slowpath+0x5e0/0x5e0 [ 258.491881] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 258.496730] ? trace_hardirqs_on_caller+0x310/0x310 [ 258.501748] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 258.506771] ? prepare_exit_to_usermode+0x291/0x3b0 [ 258.511795] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 258.516650] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 258.522036] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 258.522104] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 258.528627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 258.528636] Call Trace: [ 258.535205] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 258.544476] dump_stack+0x244/0x39d [ 258.547046] syz-executor1 cpuset= [ 258.557528] ? dump_stack_print_info.cold.1+0x20/0x20 [ 258.561134] syz1 [ 258.564592] warn_alloc.cold.117+0xb7/0x1bd [ 258.569759] mems_allowed=0 [ 258.571731] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 258.583799] ? lock_downgrade+0x900/0x900 [ 258.587959] ? trace_hardirqs_off+0xb8/0x310 [ 258.592382] ? trace_hardirqs_off+0xb8/0x310 [ 258.596806] __alloc_pages_slowpath+0x2660/0x2d70 [ 258.601683] ? warn_alloc+0x120/0x120 [ 258.605495] ? warn_alloc+0x120/0x120 [ 258.609304] ? print_usage_bug+0xc0/0xc0 [ 258.613380] ? warn_alloc+0x120/0x120 [ 258.617185] ? print_usage_bug+0xc0/0xc0 [ 258.621254] ? __lock_acquire+0x62f/0x4c20 [ 258.625493] ? __lock_acquire+0x62f/0x4c20 [ 258.629742] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 258.635284] ? should_fail+0x22d/0xd01 [ 258.639183] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 258.644338] ? __lock_acquire+0x62f/0x4c20 [ 258.648584] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 258.653689] ? __lock_acquire+0x62f/0x4c20 [ 258.657921] ? should_fail+0x22d/0xd01 [ 258.661814] ? find_held_lock+0x36/0x1c0 [ 258.665887] ? mark_held_locks+0x130/0x130 [ 258.670129] ? mark_held_locks+0x130/0x130 [ 258.674371] ? zap_class+0x640/0x640 [ 258.678094] ? zap_class+0x640/0x640 [ 258.681813] ? print_usage_bug+0xc0/0xc0 [ 258.685874] ? do_raw_spin_unlock+0xa7/0x330 [ 258.690289] ? zap_class+0x640/0x640 [ 258.694016] ? print_usage_bug+0xc0/0xc0 [ 258.698081] ? wq_watchdog_touch+0x9c/0xfe [ 258.702338] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.707883] ? check_preemption_disabled+0x48/0x280 [ 258.712913] ? __lock_is_held+0xb5/0x140 [ 258.716984] __alloc_pages_nodemask+0xa80/0xde0 [ 258.721655] ? zap_class+0x640/0x640 [ 258.725376] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 258.730410] ? find_held_lock+0x36/0x1c0 [ 258.734490] ? ____cache_alloc_node+0x1c7/0x1e0 [ 258.739165] ? lock_downgrade+0x900/0x900 [ 258.743331] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.748877] cache_grow_begin+0xa5/0x8c0 [ 258.752944] ? do_raw_spin_unlock+0xa7/0x330 [ 258.757373] fallback_alloc+0x204/0x2e0 [ 258.761365] ____cache_alloc_node+0x1c7/0x1e0 [ 258.765870] kmem_cache_alloc_node+0xe3/0x730 [ 258.770372] ? ipv6_get_ifaddr+0x42e/0x620 [ 258.774622] __alloc_skb+0x119/0x770 [ 258.778350] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 258.783637] ? netdev_alloc_frag+0x1f0/0x1f0 [ 258.788051] ? lock_downgrade+0x900/0x900 [ 258.792233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.797777] ? refcount_sub_and_test_checked+0x203/0x310 [ 258.803241] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 258.808695] ? addrconf_rs_timer+0x690/0x690 [ 258.813125] ndisc_alloc_skb+0x144/0x340 [ 258.817196] ndisc_send_rs+0x331/0x6e0 [ 258.821114] addrconf_rs_timer+0x314/0x690 [ 258.825369] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 258.829621] call_timer_fn+0x272/0x920 [ 258.833511] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 258.837754] ? process_timeout+0x40/0x40 [ 258.841827] ? __run_timers+0x7da/0xc70 [ 258.845808] ? _raw_spin_unlock_irq+0x27/0x80 [ 258.850306] ? _raw_spin_unlock_irq+0x27/0x80 [ 258.854813] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 258.859054] ? lockdep_hardirqs_on+0x296/0x5b0 [ 258.863651] ? trace_hardirqs_on+0xbd/0x310 [ 258.867976] ? kasan_check_read+0x11/0x20 [ 258.872131] ? __run_timers+0x7da/0xc70 [ 258.876334] ? trace_hardirqs_off_caller+0x310/0x310 [ 258.881452] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 258.885699] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 258.889939] __run_timers+0x7e5/0xc70 [ 258.893787] ? timer_fixup_init+0x70/0x70 [ 258.897942] ? compat_start_thread+0x80/0x80 [ 258.902369] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.907916] ? kasan_check_write+0x14/0x20 [ 258.912160] ? finish_task_switch+0x2f4/0x910 [ 258.916658] ? __switch_to_asm+0x40/0x70 [ 258.920727] ? preempt_notifier_register+0x200/0x200 [ 258.925836] ? __switch_to_asm+0x34/0x70 [ 258.929902] ? __switch_to_asm+0x40/0x70 [ 258.933968] ? __switch_to_asm+0x34/0x70 [ 258.938029] ? __switch_to_asm+0x40/0x70 [ 258.942112] ? __switch_to_asm+0x34/0x70 [ 258.946174] ? __switch_to_asm+0x40/0x70 [ 258.950252] ? pvclock_read_flags+0x160/0x160 [ 258.954752] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.960315] ? check_preemption_disabled+0x48/0x280 [ 258.965363] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 258.970910] ? rcu_pm_notify+0xc0/0xc0 [ 258.974801] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.980350] ? check_preemption_disabled+0x48/0x280 [ 258.985897] run_timer_softirq+0x52/0xb0 [ 258.989961] ? rcu_read_lock_sched_held+0x14f/0x180 [ 258.994978] __do_softirq+0x308/0xb7e [ 258.998793] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 259.003903] ? trace_hardirqs_off+0xb8/0x310 [ 259.008306] ? rcu_irq_enter+0x18c/0x310 [ 259.012378] ? schedule+0x108/0x460 [ 259.016014] ? __schedule+0x21d0/0x21d0 [ 259.019995] ? trace_hardirqs_off+0xb8/0x310 [ 259.024414] ? smpboot_thread_fn+0x68b/0xa00 [ 259.028829] ? trace_hardirqs_on+0x310/0x310 [ 259.033241] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 259.038782] ? check_preemption_disabled+0x48/0x280 [ 259.043798] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.049345] ? takeover_tasklets+0xa90/0xa90 [ 259.053769] run_ksoftirqd+0x5e/0x100 [ 259.057572] smpboot_thread_fn+0x68b/0xa00 [ 259.061816] ? sort_range+0x30/0x30 [ 259.065449] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 259.070556] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 259.076103] ? __kthread_parkme+0xfb/0x1a0 [ 259.080353] kthread+0x35a/0x420 [ 259.083723] ? sort_range+0x30/0x30 [ 259.087359] ? kthread_stop+0x900/0x900 [ 259.091352] ret_from_fork+0x3a/0x50 [ 259.095092] warn_alloc_show_mem: 1 callbacks suppressed [ 259.095104] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 259.095106] Mem-Info: [ 259.095137] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 259.095137] active_file:16 inactive_file:18 isolated_file:0 [ 259.095137] unevictable:0 dirty:0 writeback:0 unstable:0 [ 259.095137] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 259.095137] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 259.095137] free:13683 free_pcp:153 free_cma:0 [ 259.100482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 259.107500] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 259.109904] Call Trace: [ 259.142772] Node 0 [ 259.152123] [ 259.179636] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 259.182198] dump_stack+0x244/0x39d [ 259.184412] lowmem_reserve[]: [ 259.186570] ? dump_stack_print_info.cold.1+0x20/0x20 [ 259.212052] 0 [ 259.215688] warn_alloc.cold.117+0xb7/0x1bd [ 259.218774] 2818 [ 259.223974] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 259.225760] 6321 [ 259.230094] ? lock_downgrade+0x900/0x900 [ 259.232138] 6321 [ 259.236990] ? trace_hardirqs_off+0xb8/0x310 [ 259.239051] Node 0 [ 259.243216] ? trace_hardirqs_off+0xb8/0x310 [ 259.245284] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 259.249672] __alloc_pages_slowpath+0x2660/0x2d70 [ 259.251895] lowmem_reserve[]: 0 [ 259.256348] ? warn_alloc+0x120/0x120 [ 259.283017] 0 3503 [ 259.287869] ? warn_alloc+0x120/0x120 [ 259.291131] 3503 [ 259.294928] ? print_usage_bug+0xc0/0xc0 [ 259.300944] ? warn_alloc+0x120/0x120 [ 259.302988] Node 0 [ 259.307047] ? print_usage_bug+0xc0/0xc0 [ 259.310864] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 259.313103] ? __lock_acquire+0x62f/0x4c20 [ 259.317146] lowmem_reserve[]: 0 [ 259.345439] ? __lock_acquire+0x62f/0x4c20 [ 259.349656] 0 [ 259.352939] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 259.357145] 0 0 [ 259.358954] ? should_fail+0x22d/0xd01 [ 259.364473] Node 0 [ 259.366454] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 259.370315] DMA: [ 259.372557] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 259.377817] 1*4kB [ 259.379882] ? __lock_acquire+0x62f/0x4c20 [ 259.384967] (U) [ 259.387114] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 259.391338] 0*8kB [ 259.393312] ? __lock_acquire+0x62f/0x4c20 [ 259.398404] 0*16kB [ 259.400549] ? should_fail+0x22d/0xd01 [ 259.404764] 1*32kB (U) [ 259.407009] ? rcu_irq_exit+0x1a2/0x390 [ 259.410880] 2*64kB [ 259.413467] ? mark_held_locks+0x130/0x130 [ 259.417416] (U) [ 259.419652] ? mark_held_locks+0x130/0x130 [ 259.423866] 1*128kB [ 259.425846] ? mark_held_locks+0xc7/0x130 [ 259.430058] (U) [ 259.432383] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 259.436510] 1*256kB [ 259.438484] ? zap_class+0x640/0x640 [ 259.443481] (U) [ 259.445802] ? print_usage_bug+0xc0/0xc0 [ 259.449498] 0*512kB [ 259.451473] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.455516] 1*1024kB [ 259.457837] ? check_preemption_disabled+0x48/0x280 [ 259.463347] (U) 1*2048kB [ 259.465773] ? __lock_is_held+0xb5/0x140 [ 259.470763] (M) [ 259.473527] __alloc_pages_nodemask+0xa80/0xde0 [ 259.477565] 3*4096kB [ 259.479542] ? zap_class+0x640/0x640 [ 259.484190] (M) [ 259.486608] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 259.490294] = 15908kB [ 259.492274] ? find_held_lock+0x36/0x1c0 [ 259.497261] Node 0 [ 259.499679] ? ____cache_alloc_node+0x1c7/0x1e0 [ 259.503710] DMA32: 5*4kB [ 259.505959] ? lock_downgrade+0x900/0x900 [ 259.510607] (UM) [ 259.513366] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.517494] 1*8kB [ 259.519556] cache_grow_begin+0xa5/0x8c0 [ 259.525070] (U) [ 259.527218] ? do_raw_spin_unlock+0xa7/0x330 [ 259.531257] 2*16kB (M) [ 259.533249] fallback_alloc+0x204/0x2e0 [ 259.537635] 1*32kB [ 259.540221] ____cache_alloc_node+0x1c7/0x1e0 [ 259.544169] (M) [ 259.546406] kmem_cache_alloc_node+0xe3/0x730 [ 259.550883] 4*64kB [ 259.552857] ? ipv6_get_ifaddr+0x42e/0x620 [ 259.557340] (UM) [ 259.559582] __alloc_skb+0x119/0x770 [ 259.563790] 5*128kB [ 259.565853] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 259.569542] (UM) [ 259.571867] ? netdev_alloc_frag+0x1f0/0x1f0 [ 259.577120] 4*256kB (UM) [ 259.579193] ? lock_downgrade+0x900/0x900 [ 259.583580] 3*512kB [ 259.586351] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.590473] (M) [ 259.592798] ? refcount_sub_and_test_checked+0x203/0x310 [ 259.598312] 3*1024kB [ 259.600303] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 259.605735] (UM) [ 259.608144] ? addrconf_rs_timer+0x690/0x690 [ 259.613570] 3*2048kB (UM) [ 259.615678] ndisc_alloc_skb+0x144/0x340 [ 259.620062] 3*4096kB [ 259.622908] ndisc_send_rs+0x331/0x6e0 [ 259.626949] (M) [ 259.629364] addrconf_rs_timer+0x314/0x690 [ 259.633248] = 25052kB [ 259.635223] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 259.639440] Node 0 [ 259.641857] call_timer_fn+0x272/0x920 [ 259.646062] Normal: 943*4kB [ 259.648305] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 259.652190] (ME) [ 259.655212] ? process_timeout+0x40/0x40 [ 259.659421] 466*8kB (UME) [ 259.661504] ? __run_timers+0x7da/0xc70 [ 259.665544] 200*16kB [ 259.668388] ? _raw_spin_unlock_irq+0x27/0x80 [ 259.672346] (UME) [ 259.674758] ? _raw_spin_unlock_irq+0x27/0x80 [ 259.679235] 78*32kB [ 259.681382] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 259.685857] (UME) [ 259.688179] ? lockdep_hardirqs_on+0x296/0x5b0 [ 259.692387] 9*64kB (UM) [ 259.694551] ? trace_hardirqs_on+0xbd/0x310 [ 259.699118] 0*128kB [ 259.701789] ? kasan_check_read+0x11/0x20 [ 259.706094] 0*256kB [ 259.708413] ? __run_timers+0x7da/0xc70 [ 259.712542] 0*512kB [ 259.714862] ? trace_hardirqs_off_caller+0x310/0x310 [ 259.718808] 0*1024kB 0*2048kB [ 259.721143] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 259.726228] 0*4096kB [ 259.729421] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 259.733644] = 13772kB [ 259.736057] __run_timers+0x7e5/0xc70 [ 259.740280] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 259.742693] ? timer_fixup_init+0x70/0x70 [ 259.746472] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 259.755298] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 259.759425] 172 total pagecache pages [ 259.768017] ? zap_class+0x640/0x640 [ 259.773023] 0 pages in swap cache [ 259.776817] ? enqueue_hrtimer+0x1a5/0x560 [ 259.780518] Swap cache stats: add 0, delete 0, find 0/0 [ 259.783964] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 259.788180] Free swap = 0kB [ 259.793543] ? find_held_lock+0x36/0x1c0 [ 259.798707] Total swap = 0kB [ 259.798716] 1965979 pages RAM [ 259.801733] ? zap_class+0x640/0x640 [ 259.805773] 0 pages HighMem/MovableOnly [ 259.805782] 342867 pages reserved [ 259.808807] ? pvclock_read_flags+0x160/0x160 [ 259.811885] 0 pages cma reserved [ 259.811971] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 259.815618] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.819629] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 259.823033] ? check_preemption_disabled+0x48/0x280 [ 259.827508] ksoftirqd/1 cpuset= [ 259.830880] ? __lock_is_held+0xb5/0x140 [ 259.837357] / [ 259.842894] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.853185] mems_allowed=0 [ 259.858198] ? check_preemption_disabled+0x48/0x280 [ 259.880909] run_timer_softirq+0x52/0xb0 [ 259.884974] ? rcu_read_lock_sched_held+0x14f/0x180 [ 259.889997] __do_softirq+0x308/0xb7e [ 259.893808] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 259.898306] ? lock_downgrade+0x900/0x900 [ 259.902474] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 259.907596] ? pvclock_read_flags+0x160/0x160 [ 259.912099] ? lapic_next_event+0x5a/0x90 [ 259.916258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.921805] ? kvm_clock_read+0x18/0x30 [ 259.925787] ? kvm_sched_clock_read+0x9/0x20 [ 259.930201] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.935743] ? check_preemption_disabled+0x48/0x280 [ 259.940771] irq_exit+0x17f/0x1c0 [ 259.944229] smp_apic_timer_interrupt+0x1cb/0x760 [ 259.949077] ? smp_call_function_single_interrupt+0x159/0x650 [ 259.954971] ? smp_call_function_single_interrupt+0x650/0x650 [ 259.960865] ? interrupt_entry+0xb5/0xc0 [ 259.964931] ? trace_hardirqs_off_caller+0xbb/0x310 [ 259.969952] ? trace_hardirqs_off_caller+0xbb/0x310 [ 259.974980] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 259.979833] ? trace_hardirqs_on_caller+0x310/0x310 [ 259.984858] ? trace_hardirqs_on_caller+0x310/0x310 [ 259.989884] ? task_prio+0x50/0x50 [ 259.993446] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.998994] ? check_preemption_disabled+0x48/0x280 [ 260.004025] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 260.008888] apic_timer_interrupt+0xf/0x20 [ 260.013121] [ 260.015384] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 260.020351] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 260.039262] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 260.046973] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 260.054243] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 260.061512] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 260.068777] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 260.076049] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 260.083374] skb_clone+0x1bb/0x500 [ 260.086926] ? finish_task_switch+0x2f4/0x910 [ 260.091428] ? skb_split+0x11e0/0x11e0 [ 260.095335] ? preempt_notifier_register+0x200/0x200 [ 260.100443] ? __switch_to_asm+0x34/0x70 [ 260.104512] ? __switch_to_asm+0x34/0x70 [ 260.108574] ? __switch_to_asm+0x40/0x70 [ 260.112641] ? __switch_to_asm+0x34/0x70 [ 260.116702] ? __switch_to_asm+0x40/0x70 [ 260.120770] ? __switch_to_asm+0x34/0x70 [ 260.124837] ? __switch_to_asm+0x40/0x70 [ 260.128900] ? __switch_to_asm+0x34/0x70 [ 260.132972] ? __switch_to_asm+0x34/0x70 [ 260.137034] ? __switch_to_asm+0x40/0x70 [ 260.141095] ? __switch_to_asm+0x34/0x70 [ 260.145167] bpf_clone_redirect+0xb9/0x490 [ 260.149404] ? __schedule+0x8d7/0x21d0 [ 260.153303] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 260.158346] ? __sched_text_start+0x8/0x8 [ 260.162503] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 260.167270] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 260.171864] ? find_held_lock+0x36/0x1c0 [ 260.175938] ? lock_acquire+0x1ed/0x520 [ 260.179913] ? bpf_test_run+0x3cb/0x780 [ 260.183891] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.189436] ? check_preemption_disabled+0x48/0x280 [ 260.194470] ? kasan_check_read+0x11/0x20 [ 260.198629] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 260.203911] ? rcu_softirq_qs+0x20/0x20 [ 260.207890] ? preempt_schedule+0x4d/0x60 [ 260.212040] ? ___preempt_schedule+0x16/0x18 [ 260.216459] ? bpf_test_run+0x25d/0x780 [ 260.220447] ? netlink_diag_dump+0x2a0/0x2a0 [ 260.224864] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.230402] ? bpf_test_init.isra.10+0x70/0x100 [ 260.235082] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 260.239852] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 260.244717] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 260.250259] ? fput+0x130/0x1a0 [ 260.253553] ? __bpf_prog_get+0x9b/0x290 [ 260.257627] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 260.262471] ? bpf_prog_test_run+0x130/0x1a0 [ 260.266904] ? __x64_sys_bpf+0x3d8/0x520 [ 260.270969] ? bpf_prog_get+0x20/0x20 [ 260.274792] ? do_syscall_64+0x1b9/0x820 [ 260.278858] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 260.284229] ? syscall_return_slowpath+0x5e0/0x5e0 [ 260.289162] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 260.294027] ? trace_hardirqs_on_caller+0x310/0x310 [ 260.299054] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 260.304077] ? prepare_exit_to_usermode+0x291/0x3b0 [ 260.309118] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 260.313997] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 260.319385] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 260.319452] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 260.325972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 260.325977] Call Trace: [ 260.325997] dump_stack+0x244/0x39d [ 260.326016] ? dump_stack_print_info.cold.1+0x20/0x20 [ 260.326043] warn_alloc.cold.117+0xb7/0x1bd [ 260.332606] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 260.341868] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 260.344433] syz-executor1 cpuset= [ 260.348058] ? lock_downgrade+0x900/0x900 [ 260.353226] syz1 [ 260.357555] ? trace_hardirqs_off+0xb8/0x310 [ 260.368018] mems_allowed=0 [ 260.372857] ? trace_hardirqs_off+0xb8/0x310 [ 260.394120] __alloc_pages_slowpath+0x2660/0x2d70 [ 260.398999] ? warn_alloc+0x120/0x120 [ 260.402809] ? warn_alloc+0x120/0x120 [ 260.406620] ? print_usage_bug+0xc0/0xc0 [ 260.410688] ? warn_alloc+0x120/0x120 [ 260.414495] ? print_usage_bug+0xc0/0xc0 [ 260.418566] ? __lock_acquire+0x62f/0x4c20 [ 260.422804] ? __lock_acquire+0x62f/0x4c20 [ 260.427046] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.432586] ? should_fail+0x22d/0xd01 [ 260.436481] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 260.441586] ? __lock_acquire+0x62f/0x4c20 [ 260.445826] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 260.450934] ? __lock_acquire+0x62f/0x4c20 [ 260.455169] ? should_fail+0x22d/0xd01 [ 260.459061] ? find_held_lock+0x36/0x1c0 [ 260.463142] ? mark_held_locks+0x130/0x130 [ 260.467390] ? mark_held_locks+0x130/0x130 [ 260.471626] ? zap_class+0x640/0x640 [ 260.475353] ? zap_class+0x640/0x640 [ 260.479073] ? print_usage_bug+0xc0/0xc0 [ 260.483138] ? do_raw_spin_unlock+0xa7/0x330 [ 260.487551] ? zap_class+0x640/0x640 [ 260.491266] ? print_usage_bug+0xc0/0xc0 [ 260.495336] ? wq_watchdog_touch+0x9c/0xfe [ 260.499583] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.505126] ? check_preemption_disabled+0x48/0x280 [ 260.510160] ? __lock_is_held+0xb5/0x140 [ 260.514234] __alloc_pages_nodemask+0xa80/0xde0 [ 260.518904] ? zap_class+0x640/0x640 [ 260.522631] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 260.527662] ? find_held_lock+0x36/0x1c0 [ 260.531750] ? ____cache_alloc_node+0x1c7/0x1e0 [ 260.536424] ? lock_downgrade+0x900/0x900 [ 260.540584] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.546133] cache_grow_begin+0xa5/0x8c0 [ 260.550206] ? do_raw_spin_unlock+0xa7/0x330 [ 260.554629] fallback_alloc+0x204/0x2e0 [ 260.558612] ____cache_alloc_node+0x1c7/0x1e0 [ 260.563126] kmem_cache_alloc_node+0xe3/0x730 [ 260.567629] ? ipv6_get_ifaddr+0x42e/0x620 [ 260.571879] __alloc_skb+0x119/0x770 [ 260.575598] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 260.580888] ? netdev_alloc_frag+0x1f0/0x1f0 [ 260.585301] ? lock_downgrade+0x900/0x900 [ 260.589469] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.595016] ? refcount_sub_and_test_checked+0x203/0x310 [ 260.600474] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 260.605929] ? addrconf_rs_timer+0x690/0x690 [ 260.610360] ndisc_alloc_skb+0x144/0x340 [ 260.614435] ndisc_send_rs+0x331/0x6e0 [ 260.618339] addrconf_rs_timer+0x314/0x690 [ 260.622584] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 260.626836] call_timer_fn+0x272/0x920 [ 260.630725] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 260.634967] ? process_timeout+0x40/0x40 [ 260.639041] ? __run_timers+0x7da/0xc70 [ 260.643022] ? _raw_spin_unlock_irq+0x27/0x80 [ 260.647523] ? _raw_spin_unlock_irq+0x27/0x80 [ 260.652022] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 260.656259] ? lockdep_hardirqs_on+0x296/0x5b0 [ 260.660848] ? trace_hardirqs_on+0xbd/0x310 [ 260.665173] ? kasan_check_read+0x11/0x20 [ 260.669332] ? __run_timers+0x7da/0xc70 [ 260.673312] ? trace_hardirqs_off_caller+0x310/0x310 [ 260.678436] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 260.682680] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 260.686923] __run_timers+0x7e5/0xc70 [ 260.690741] ? timer_fixup_init+0x70/0x70 [ 260.694892] ? compat_start_thread+0x80/0x80 [ 260.699311] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.704870] ? kasan_check_write+0x14/0x20 [ 260.709112] ? finish_task_switch+0x2f4/0x910 [ 260.713612] ? __switch_to_asm+0x40/0x70 [ 260.717690] ? preempt_notifier_register+0x200/0x200 [ 260.722800] ? __switch_to_asm+0x34/0x70 [ 260.726873] ? __switch_to_asm+0x40/0x70 [ 260.730936] ? __switch_to_asm+0x34/0x70 [ 260.734998] ? __switch_to_asm+0x40/0x70 [ 260.739063] ? __switch_to_asm+0x34/0x70 [ 260.743129] ? __switch_to_asm+0x40/0x70 [ 260.747210] ? pvclock_read_flags+0x160/0x160 [ 260.751715] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.757260] ? check_preemption_disabled+0x48/0x280 [ 260.762294] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 260.767845] ? rcu_pm_notify+0xc0/0xc0 [ 260.771739] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.777281] ? check_preemption_disabled+0x48/0x280 [ 260.782304] run_timer_softirq+0x52/0xb0 [ 260.786384] ? rcu_read_lock_sched_held+0x14f/0x180 [ 260.791406] __do_softirq+0x308/0xb7e [ 260.795218] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 260.800333] ? trace_hardirqs_off+0xb8/0x310 [ 260.804751] ? rcu_irq_enter+0x18c/0x310 [ 260.808819] ? schedule+0x108/0x460 [ 260.812454] ? __schedule+0x21d0/0x21d0 [ 260.816438] ? trace_hardirqs_off+0xb8/0x310 [ 260.820856] ? smpboot_thread_fn+0x68b/0xa00 [ 260.825267] ? trace_hardirqs_on+0x310/0x310 [ 260.829682] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.835225] ? check_preemption_disabled+0x48/0x280 [ 260.840244] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.845789] ? takeover_tasklets+0xa90/0xa90 [ 260.850202] run_ksoftirqd+0x5e/0x100 [ 260.854012] smpboot_thread_fn+0x68b/0xa00 [ 260.858258] ? sort_range+0x30/0x30 [ 260.861892] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 260.867005] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.872545] ? __kthread_parkme+0xfb/0x1a0 [ 260.876958] kthread+0x35a/0x420 [ 260.880400] ? sort_range+0x30/0x30 [ 260.884042] ? kthread_stop+0x900/0x900 [ 260.888028] ret_from_fork+0x3a/0x50 [ 260.891761] warn_alloc_show_mem: 1 callbacks suppressed [ 260.891773] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 260.891775] Mem-Info: [ 260.891807] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 260.891807] active_file:16 inactive_file:18 isolated_file:0 [ 260.891807] unevictable:0 dirty:0 writeback:0 unstable:0 [ 260.891807] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 260.891807] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 260.891807] free:13683 free_pcp:153 free_cma:0 [ 260.897149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 260.904174] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 260.906578] Call Trace: [ 260.939451] Node 0 [ 260.948800] [ 260.976483] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 260.979049] dump_stack+0x244/0x39d [ 260.981263] lowmem_reserve[]: [ 260.983419] ? dump_stack_print_info.cold.1+0x20/0x20 [ 261.009421] 0 2818 [ 261.013094] warn_alloc.cold.117+0xb7/0x1bd [ 261.016170] 6321 [ 261.021368] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 261.023584] 6321 [ 261.027908] ? lock_downgrade+0x900/0x900 [ 261.034807] ? trace_hardirqs_off+0xb8/0x310 [ 261.036851] Node 0 [ 261.040997] ? trace_hardirqs_off+0xb8/0x310 [ 261.045408] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 261.047627] __alloc_pages_slowpath+0x2660/0x2d70 [ 261.052006] lowmem_reserve[]: 0 [ 261.078756] ? warn_alloc+0x120/0x120 [ 261.083559] 0 [ 261.086841] ? warn_alloc+0x120/0x120 [ 261.090614] 3503 3503 [ 261.092428] ? print_usage_bug+0xc0/0xc0 [ 261.096209] Node 0 [ 261.098706] ? warn_alloc+0x120/0x120 [ 261.102772] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 261.104988] ? print_usage_bug+0xc0/0xc0 [ 261.108762] lowmem_reserve[]: 0 [ 261.137067] ? __lock_acquire+0x62f/0x4c20 [ 261.141117] 0 [ 261.144401] ? __lock_acquire+0x62f/0x4c20 [ 261.148617] 0 [ 261.150419] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 261.154625] 0 [ 261.156436] ? should_fail+0x22d/0xd01 [ 261.161955] Node 0 [ 261.163766] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 261.167623] DMA: 1*4kB [ 261.169866] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 261.175127] (U) [ 261.177711] ? __lock_acquire+0x62f/0x4c20 [ 261.182797] 0*8kB [ 261.184773] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 261.188993] 0*16kB [ 261.191139] ? __lock_acquire+0x62f/0x4c20 [ 261.196225] 1*32kB [ 261.198461] ? should_fail+0x22d/0xd01 [ 261.202674] (U) 2*64kB [ 261.204922] ? rcu_irq_exit+0x1a2/0x390 [ 261.208791] (U) [ 261.211381] ? mark_held_locks+0x130/0x130 [ 261.215337] 1*128kB [ 261.217316] ? mark_held_locks+0x130/0x130 [ 261.221541] (U) [ 261.223864] ? mark_held_locks+0xc7/0x130 [ 261.228078] 1*256kB [ 261.230052] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 261.234181] (U) [ 261.236503] ? zap_class+0x640/0x640 [ 261.241502] 0*512kB [ 261.243483] ? print_usage_bug+0xc0/0xc0 [ 261.247173] 1*1024kB [ 261.249495] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.253533] (U) [ 261.255963] ? check_preemption_disabled+0x48/0x280 [ 261.261480] 1*2048kB [ 261.263462] ? __lock_is_held+0xb5/0x140 [ 261.268450] (M) [ 261.270865] __alloc_pages_nodemask+0xa80/0xde0 [ 261.274904] 3*4096kB [ 261.276881] ? zap_class+0x640/0x640 [ 261.281533] (M) [ 261.283947] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 261.287634] = 15908kB [ 261.287643] Node 0 [ 261.289629] ? find_held_lock+0x36/0x1c0 [ 261.294612] DMA32: 5*4kB [ 261.297036] ? ____cache_alloc_node+0x1c7/0x1e0 [ 261.299250] (UM) [ 261.303308] ? lock_downgrade+0x900/0x900 [ 261.306047] 1*8kB (U) [ 261.310731] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.312771] 2*16kB (M) [ 261.316927] cache_grow_begin+0xa5/0x8c0 [ 261.319408] 1*32kB (M) [ 261.324965] ? do_raw_spin_unlock+0xa7/0x330 [ 261.327538] 4*64kB [ 261.331606] fallback_alloc+0x204/0x2e0 [ 261.334158] (UM) [ 261.338569] ____cache_alloc_node+0x1c7/0x1e0 [ 261.340787] 5*128kB [ 261.344765] kmem_cache_alloc_node+0xe3/0x730 [ 261.346808] (UM) [ 261.351304] ? ipv6_get_ifaddr+0x42e/0x620 [ 261.353613] 4*256kB [ 261.358110] __alloc_skb+0x119/0x770 [ 261.360156] (UM) [ 261.364393] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 261.366718] 3*512kB [ 261.370431] ? netdev_alloc_frag+0x1f0/0x1f0 [ 261.372474] (M) 3*1024kB [ 261.377772] ? lock_downgrade+0x900/0x900 [ 261.380078] (UM) [ 261.384495] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.387232] 3*2048kB [ 261.391379] ? refcount_sub_and_test_checked+0x203/0x310 [ 261.393419] (UM) 3*4096kB [ 261.398963] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 261.401360] (M) [ 261.406807] ? addrconf_rs_timer+0x690/0x690 [ 261.409626] = 25052kB [ 261.409635] Node 0 [ 261.415094] ndisc_alloc_skb+0x144/0x340 [ 261.417053] Normal: [ 261.421458] ndisc_send_rs+0x331/0x6e0 [ 261.423848] 943*4kB [ 261.426085] addrconf_rs_timer+0x314/0x690 [ 261.430126] (ME) [ 261.432451] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.436316] 466*8kB [ 261.438659] call_timer_fn+0x272/0x920 [ 261.442865] (UME) [ 261.444934] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.449145] 200*16kB (UME) [ 261.451477] ? process_timeout+0x40/0x40 [ 261.455344] 78*32kB (UME) [ 261.457509] ? __run_timers+0x7da/0xc70 [ 261.461711] 9*64kB (UM) [ 261.464653] ? _raw_spin_unlock_irq+0x27/0x80 [ 261.468690] 0*128kB [ 261.471530] ? _raw_spin_unlock_irq+0x27/0x80 [ 261.475479] 0*256kB 0*512kB [ 261.478162] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.482638] 0*1024kB [ 261.484963] ? lockdep_hardirqs_on+0x296/0x5b0 [ 261.489430] 0*2048kB 0*4096kB [ 261.492461] ? trace_hardirqs_on+0xbd/0x310 [ 261.496674] = 13772kB [ 261.499086] ? kasan_check_read+0x11/0x20 [ 261.503658] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 261.506845] ? __run_timers+0x7da/0xc70 [ 261.511153] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 261.513558] ? trace_hardirqs_off_caller+0x310/0x310 [ 261.517688] 172 total pagecache pages [ 261.526518] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.530489] 0 pages in swap cache [ 261.539062] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.544147] Swap cache stats: add 0, delete 0, find 0/0 [ 261.547943] __run_timers+0x7e5/0xc70 [ 261.552160] Free swap = 0kB [ 261.555624] ? timer_fixup_init+0x70/0x70 [ 261.559832] Total swap = 0kB [ 261.565199] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 261.568980] 1965979 pages RAM [ 261.571999] ? zap_class+0x640/0x640 [ 261.576128] 0 pages HighMem/MovableOnly [ 261.579142] ? enqueue_hrtimer+0x1a5/0x560 [ 261.584136] 342867 pages reserved [ 261.587245] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 261.590937] 0 pages cma reserved [ 261.594911] ? find_held_lock+0x36/0x1c0 [ 261.599207] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 261.602574] ? zap_class+0x640/0x640 [ 261.602601] ? pvclock_read_flags+0x160/0x160 [ 261.602619] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.607846] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 261.611160] ? check_preemption_disabled+0x48/0x280 [ 261.615200] ksoftirqd/1 cpuset= [ 261.621696] ? __lock_is_held+0xb5/0x140 [ 261.625388] / [ 261.629882] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.635401] mems_allowed=0 [ 261.645707] ? check_preemption_disabled+0x48/0x280 [ 261.673168] run_timer_softirq+0x52/0xb0 [ 261.677237] ? rcu_read_lock_sched_held+0x14f/0x180 [ 261.682256] __do_softirq+0x308/0xb7e [ 261.686062] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 261.690558] ? lock_downgrade+0x900/0x900 [ 261.694718] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 261.699833] ? pvclock_read_flags+0x160/0x160 [ 261.704347] ? lapic_next_event+0x5a/0x90 [ 261.708506] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.714053] ? kvm_clock_read+0x18/0x30 [ 261.718034] ? kvm_sched_clock_read+0x9/0x20 [ 261.722449] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.728014] ? check_preemption_disabled+0x48/0x280 [ 261.733043] irq_exit+0x17f/0x1c0 [ 261.736501] smp_apic_timer_interrupt+0x1cb/0x760 [ 261.741352] ? smp_call_function_single_interrupt+0x159/0x650 [ 261.747245] ? smp_call_function_single_interrupt+0x650/0x650 [ 261.753135] ? interrupt_entry+0xb5/0xc0 [ 261.757203] ? trace_hardirqs_off_caller+0xbb/0x310 [ 261.762222] ? trace_hardirqs_off_caller+0xbb/0x310 [ 261.767245] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 261.772094] ? trace_hardirqs_on_caller+0x310/0x310 [ 261.777117] ? trace_hardirqs_on_caller+0x310/0x310 [ 261.782140] ? task_prio+0x50/0x50 [ 261.785687] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.791225] ? check_preemption_disabled+0x48/0x280 [ 261.796248] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 261.801102] apic_timer_interrupt+0xf/0x20 [ 261.805341] [ 261.807593] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 261.812528] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 261.831451] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 261.839164] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 261.846433] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 261.853706] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 261.860972] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 261.868246] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 261.875567] skb_clone+0x1bb/0x500 [ 261.879122] ? finish_task_switch+0x2f4/0x910 [ 261.883626] ? skb_split+0x11e0/0x11e0 [ 261.887517] ? preempt_notifier_register+0x200/0x200 [ 261.892627] ? __switch_to_asm+0x34/0x70 [ 261.896693] ? __switch_to_asm+0x34/0x70 [ 261.900756] ? __switch_to_asm+0x40/0x70 [ 261.904822] ? __switch_to_asm+0x34/0x70 [ 261.908883] ? __switch_to_asm+0x40/0x70 [ 261.912945] ? __switch_to_asm+0x34/0x70 [ 261.917007] ? __switch_to_asm+0x40/0x70 [ 261.921069] ? __switch_to_asm+0x34/0x70 [ 261.925134] ? __switch_to_asm+0x34/0x70 [ 261.929200] ? __switch_to_asm+0x40/0x70 [ 261.933265] ? __switch_to_asm+0x34/0x70 [ 261.937349] bpf_clone_redirect+0xb9/0x490 [ 261.941593] ? __schedule+0x8d7/0x21d0 [ 261.945493] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 261.950515] ? __sched_text_start+0x8/0x8 [ 261.954682] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 261.959446] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 261.964035] ? find_held_lock+0x36/0x1c0 [ 261.968110] ? lock_acquire+0x1ed/0x520 [ 261.972090] ? bpf_test_run+0x3cb/0x780 [ 261.976071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.981620] ? check_preemption_disabled+0x48/0x280 [ 261.986649] ? kasan_check_read+0x11/0x20 [ 261.990805] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 261.996090] ? rcu_softirq_qs+0x20/0x20 [ 262.000073] ? preempt_schedule+0x4d/0x60 [ 262.004227] ? ___preempt_schedule+0x16/0x18 [ 262.008756] ? bpf_test_run+0x25d/0x780 [ 262.012749] ? netlink_diag_dump+0x2a0/0x2a0 [ 262.017166] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.022710] ? bpf_test_init.isra.10+0x70/0x100 [ 262.027389] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 262.032157] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 262.037005] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 262.042544] ? fput+0x130/0x1a0 [ 262.045829] ? __bpf_prog_get+0x9b/0x290 [ 262.049895] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 262.054743] ? bpf_prog_test_run+0x130/0x1a0 [ 262.059162] ? __x64_sys_bpf+0x3d8/0x520 [ 262.063227] ? bpf_prog_get+0x20/0x20 [ 262.067054] ? do_syscall_64+0x1b9/0x820 [ 262.071118] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 262.076490] ? syscall_return_slowpath+0x5e0/0x5e0 [ 262.081422] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 262.086271] ? trace_hardirqs_on_caller+0x310/0x310 [ 262.091295] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 262.096338] ? prepare_exit_to_usermode+0x291/0x3b0 [ 262.101371] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 262.106231] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 262.111625] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 262.111694] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 262.118215] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 262.118224] Call Trace: [ 262.124794] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 262.134069] dump_stack+0x244/0x39d [ 262.136638] syz-executor1 cpuset= [ 262.147126] ? dump_stack_print_info.cold.1+0x20/0x20 [ 262.150738] syz1 [ 262.154200] warn_alloc.cold.117+0xb7/0x1bd [ 262.159371] mems_allowed=0 [ 262.161354] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 262.173435] ? lock_downgrade+0x900/0x900 [ 262.177596] ? trace_hardirqs_off+0xb8/0x310 [ 262.182026] ? trace_hardirqs_off+0xb8/0x310 [ 262.186450] __alloc_pages_slowpath+0x2660/0x2d70 [ 262.191336] ? warn_alloc+0x120/0x120 [ 262.195157] ? warn_alloc+0x120/0x120 [ 262.198965] ? print_usage_bug+0xc0/0xc0 [ 262.203035] ? warn_alloc+0x120/0x120 [ 262.206845] ? print_usage_bug+0xc0/0xc0 [ 262.210911] ? __lock_acquire+0x62f/0x4c20 [ 262.215154] ? __lock_acquire+0x62f/0x4c20 [ 262.219397] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.224937] ? should_fail+0x22d/0xd01 [ 262.228829] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 262.233936] ? __lock_acquire+0x62f/0x4c20 [ 262.238180] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 262.243286] ? __lock_acquire+0x62f/0x4c20 [ 262.247521] ? should_fail+0x22d/0xd01 [ 262.251416] ? find_held_lock+0x36/0x1c0 [ 262.255489] ? mark_held_locks+0x130/0x130 [ 262.259733] ? mark_held_locks+0x130/0x130 [ 262.263970] ? zap_class+0x640/0x640 [ 262.267687] ? zap_class+0x640/0x640 [ 262.271408] ? print_usage_bug+0xc0/0xc0 [ 262.275485] ? do_raw_spin_unlock+0xa7/0x330 [ 262.279903] ? zap_class+0x640/0x640 [ 262.283623] ? print_usage_bug+0xc0/0xc0 [ 262.287693] ? wq_watchdog_touch+0x9c/0xfe [ 262.291935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.297474] ? check_preemption_disabled+0x48/0x280 [ 262.302505] ? __lock_is_held+0xb5/0x140 [ 262.306579] __alloc_pages_nodemask+0xa80/0xde0 [ 262.311256] ? zap_class+0x640/0x640 [ 262.314984] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 262.320016] ? find_held_lock+0x36/0x1c0 [ 262.324102] ? ____cache_alloc_node+0x1c7/0x1e0 [ 262.328782] ? lock_downgrade+0x900/0x900 [ 262.332953] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.338500] cache_grow_begin+0xa5/0x8c0 [ 262.342564] ? do_raw_spin_unlock+0xa7/0x330 [ 262.346983] fallback_alloc+0x204/0x2e0 [ 262.350970] ____cache_alloc_node+0x1c7/0x1e0 [ 262.355477] kmem_cache_alloc_node+0xe3/0x730 [ 262.359981] ? ipv6_get_ifaddr+0x42e/0x620 [ 262.364228] __alloc_skb+0x119/0x770 [ 262.367950] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 262.373233] ? netdev_alloc_frag+0x1f0/0x1f0 [ 262.377645] ? lock_downgrade+0x900/0x900 [ 262.381806] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.387356] ? refcount_sub_and_test_checked+0x203/0x310 [ 262.392820] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 262.398278] ? addrconf_rs_timer+0x690/0x690 [ 262.402704] ndisc_alloc_skb+0x144/0x340 [ 262.406776] ndisc_send_rs+0x331/0x6e0 [ 262.410676] addrconf_rs_timer+0x314/0x690 [ 262.414921] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 262.419177] call_timer_fn+0x272/0x920 [ 262.423071] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 262.427319] ? process_timeout+0x40/0x40 [ 262.431409] ? __run_timers+0x7da/0xc70 [ 262.435397] ? _raw_spin_unlock_irq+0x27/0x80 [ 262.439900] ? _raw_spin_unlock_irq+0x27/0x80 [ 262.444398] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 262.448642] ? lockdep_hardirqs_on+0x296/0x5b0 [ 262.453230] ? trace_hardirqs_on+0xbd/0x310 [ 262.457562] ? kasan_check_read+0x11/0x20 [ 262.461715] ? __run_timers+0x7da/0xc70 [ 262.465699] ? trace_hardirqs_off_caller+0x310/0x310 [ 262.470812] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 262.475057] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 262.479305] __run_timers+0x7e5/0xc70 [ 262.483134] ? timer_fixup_init+0x70/0x70 [ 262.487289] ? compat_start_thread+0x80/0x80 [ 262.491713] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.497263] ? kasan_check_write+0x14/0x20 [ 262.501509] ? finish_task_switch+0x2f4/0x910 [ 262.506012] ? __switch_to_asm+0x40/0x70 [ 262.510083] ? preempt_notifier_register+0x200/0x200 [ 262.515195] ? __switch_to_asm+0x34/0x70 [ 262.519259] ? __switch_to_asm+0x40/0x70 [ 262.523330] ? __switch_to_asm+0x34/0x70 [ 262.527402] ? __switch_to_asm+0x40/0x70 [ 262.531469] ? __switch_to_asm+0x34/0x70 [ 262.535531] ? __switch_to_asm+0x40/0x70 [ 262.539605] ? pvclock_read_flags+0x160/0x160 [ 262.544114] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.549660] ? check_preemption_disabled+0x48/0x280 [ 262.554693] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 262.560234] ? rcu_pm_notify+0xc0/0xc0 [ 262.564128] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.569667] ? check_preemption_disabled+0x48/0x280 [ 262.574694] run_timer_softirq+0x52/0xb0 [ 262.578765] ? rcu_read_lock_sched_held+0x14f/0x180 [ 262.583789] __do_softirq+0x308/0xb7e [ 262.587610] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 262.592720] ? trace_hardirqs_off+0xb8/0x310 [ 262.597135] ? rcu_irq_enter+0x18c/0x310 [ 262.601203] ? schedule+0x108/0x460 [ 262.604840] ? __schedule+0x21d0/0x21d0 [ 262.608825] ? trace_hardirqs_off+0xb8/0x310 [ 262.613239] ? smpboot_thread_fn+0x68b/0xa00 [ 262.617655] ? trace_hardirqs_on+0x310/0x310 [ 262.622070] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.627616] ? check_preemption_disabled+0x48/0x280 [ 262.632636] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.638180] ? takeover_tasklets+0xa90/0xa90 [ 262.642593] run_ksoftirqd+0x5e/0x100 [ 262.646400] smpboot_thread_fn+0x68b/0xa00 [ 262.650651] ? sort_range+0x30/0x30 [ 262.654285] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 262.659391] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.664934] ? __kthread_parkme+0xfb/0x1a0 [ 262.669183] kthread+0x35a/0x420 [ 262.672560] ? sort_range+0x30/0x30 [ 262.676190] ? kthread_stop+0x900/0x900 [ 262.680171] ret_from_fork+0x3a/0x50 [ 262.683903] warn_alloc_show_mem: 1 callbacks suppressed [ 262.683915] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 262.683917] Mem-Info: [ 262.683948] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 262.683948] active_file:16 inactive_file:18 isolated_file:0 [ 262.683948] unevictable:0 dirty:0 writeback:0 unstable:0 [ 262.683948] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 262.683948] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 262.683948] free:13683 free_pcp:153 free_cma:0 [ 262.689296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 262.696315] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 262.698722] Call Trace: [ 262.731601] Node 0 [ 262.740950] [ 262.768462] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 262.771028] dump_stack+0x244/0x39d [ 262.773241] lowmem_reserve[]: [ 262.775394] ? dump_stack_print_info.cold.1+0x20/0x20 [ 262.800963] 0 [ 262.804614] warn_alloc.cold.117+0xb7/0x1bd [ 262.807684] 2818 [ 262.812871] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 262.814656] 6321 [ 262.818976] ? lock_downgrade+0x900/0x900 [ 262.821016] 6321 [ 262.825861] ? trace_hardirqs_off+0xb8/0x310 [ 262.827905] Node 0 [ 262.832052] ? trace_hardirqs_off+0xb8/0x310 [ 262.834119] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 262.838504] __alloc_pages_slowpath+0x2660/0x2d70 [ 262.840721] lowmem_reserve[]: [ 262.845155] ? warn_alloc+0x120/0x120 [ 262.871825] 0 0 [ 262.877204] ? warn_alloc+0x120/0x120 [ 262.880308] 3503 [ 262.884197] ? print_usage_bug+0xc0/0xc0 [ 262.886158] 3503 [ 262.889955] ? warn_alloc+0x120/0x120 [ 262.896069] ? print_usage_bug+0xc0/0xc0 [ 262.898127] Node 0 [ 262.901926] ? __lock_acquire+0x62f/0x4c20 [ 262.905991] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 262.908200] ? __lock_acquire+0x62f/0x4c20 [ 262.912416] lowmem_reserve[]: [ 262.940702] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.944916] 0 [ 262.948020] ? should_fail+0x22d/0xd01 [ 262.953535] 0 0 [ 262.955358] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 262.959215] 0 [ 262.961197] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 262.966453] Node 0 [ 262.968255] ? __lock_acquire+0x62f/0x4c20 [ 262.973343] DMA: [ 262.975581] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 262.979797] 1*4kB [ 262.981864] ? __lock_acquire+0x62f/0x4c20 [ 262.987452] (U) 0*8kB [ 262.989623] ? should_fail+0x22d/0xd01 [ 262.993841] 0*16kB [ 262.996347] ? rcu_irq_exit+0x1a2/0x390 [ 263.000212] 1*32kB [ 263.002454] ? mark_held_locks+0x130/0x130 [ 263.006400] (U) [ 263.008636] ? mark_held_locks+0x130/0x130 [ 263.012845] 2*64kB (U) [ 263.014840] ? mark_held_locks+0xc7/0x130 [ 263.019060] 1*128kB [ 263.021641] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 263.025771] (U) [ 263.028090] ? zap_class+0x640/0x640 [ 263.033094] 1*256kB [ 263.035074] ? print_usage_bug+0xc0/0xc0 [ 263.038767] (U) 0*512kB [ 263.041110] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.045150] 1*1024kB [ 263.047822] ? check_preemption_disabled+0x48/0x280 [ 263.053345] (U) [ 263.055763] ? __lock_is_held+0xb5/0x140 [ 263.060758] 1*2048kB [ 263.062734] __alloc_pages_nodemask+0xa80/0xde0 [ 263.066775] (M) [ 263.069185] ? zap_class+0x640/0x640 [ 263.073828] 3*4096kB (M) [ 263.075816] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 263.079508] = 15908kB [ 263.082271] ? find_held_lock+0x36/0x1c0 [ 263.087264] Node 0 [ 263.089683] ? ____cache_alloc_node+0x1c7/0x1e0 [ 263.093721] DMA32: [ 263.095958] ? lock_downgrade+0x900/0x900 [ 263.100605] 5*4kB [ 263.102842] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.106965] (UM) [ 263.109118] cache_grow_begin+0xa5/0x8c0 [ 263.114637] 1*8kB [ 263.116701] ? do_raw_spin_unlock+0xa7/0x330 [ 263.120750] (U) [ 263.122906] fallback_alloc+0x204/0x2e0 [ 263.127293] 2*16kB [ 263.129270] ____cache_alloc_node+0x1c7/0x1e0 [ 263.133219] (M) [ 263.135457] kmem_cache_alloc_node+0xe3/0x730 [ 263.139929] 1*32kB [ 263.141902] ? ipv6_get_ifaddr+0x42e/0x620 [ 263.146369] (M) 4*64kB [ 263.148624] __alloc_skb+0x119/0x770 [ 263.152838] (UM) [ 263.155426] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 263.159109] 5*128kB (UM) [ 263.161180] ? netdev_alloc_frag+0x1f0/0x1f0 [ 263.166443] 4*256kB [ 263.169197] ? lock_downgrade+0x900/0x900 [ 263.173585] (UM) [ 263.175926] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.180051] 3*512kB [ 263.182114] ? refcount_sub_and_test_checked+0x203/0x310 [ 263.187626] (M) [ 263.189952] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 263.195375] 3*1024kB (UM) [ 263.197366] ? addrconf_rs_timer+0x690/0x690 [ 263.202791] 3*2048kB (UM) [ 263.205652] ndisc_alloc_skb+0x144/0x340 [ 263.210038] 3*4096kB [ 263.212883] ndisc_send_rs+0x331/0x6e0 [ 263.216923] (M) [ 263.219347] addrconf_rs_timer+0x314/0x690 [ 263.223217] = 25052kB [ 263.225193] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 263.229406] Node 0 [ 263.231823] call_timer_fn+0x272/0x920 [ 263.236030] Normal: [ 263.238267] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 263.242138] 943*4kB [ 263.244462] ? process_timeout+0x40/0x40 [ 263.248676] (ME) [ 263.251002] ? __run_timers+0x7da/0xc70 [ 263.255041] 466*8kB [ 263.257111] ? _raw_spin_unlock_irq+0x27/0x80 [ 263.261066] (UME) [ 263.263391] ? _raw_spin_unlock_irq+0x27/0x80 [ 263.267864] 200*16kB [ 263.270010] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 263.274485] (UME) [ 263.276898] ? lockdep_hardirqs_on+0x296/0x5b0 [ 263.281110] 78*32kB (UME) [ 263.283268] ? trace_hardirqs_on+0xbd/0x310 [ 263.287828] 9*64kB [ 263.290677] ? kasan_check_read+0x11/0x20 [ 263.294979] (UM) [ 263.297220] ? __run_timers+0x7da/0xc70 [ 263.301354] 0*128kB [ 263.303414] ? trace_hardirqs_off_caller+0x310/0x310 [ 263.307368] 0*256kB [ 263.309715] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 263.314774] 0*512kB [ 263.317104] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 263.321318] 0*1024kB [ 263.323648] __run_timers+0x7e5/0xc70 [ 263.327864] 0*2048kB [ 263.330282] ? timer_fixup_init+0x70/0x70 [ 263.334055] 0*4096kB [ 263.336463] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 263.340587] = 13772kB [ 263.340606] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 263.343010] ? zap_class+0x640/0x640 [ 263.348012] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 263.350416] ? enqueue_hrtimer+0x1a5/0x560 [ 263.359231] 172 total pagecache pages [ 263.362947] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 263.371509] 0 pages in swap cache [ 263.375743] ? find_held_lock+0x36/0x1c0 [ 263.379532] Swap cache stats: add 0, delete 0, find 0/0 [ 263.384717] ? zap_class+0x640/0x640 [ 263.388150] Free swap = 0kB [ 263.392211] ? pvclock_read_flags+0x160/0x160 [ 263.397557] Total swap = 0kB [ 263.401267] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.404264] 1965979 pages RAM [ 263.408758] ? check_preemption_disabled+0x48/0x280 [ 263.411755] 0 pages HighMem/MovableOnly [ 263.417295] ? __lock_is_held+0xb5/0x140 [ 263.420379] 342867 pages reserved [ 263.425394] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.429358] 0 pages cma reserved [ 263.433416] ? check_preemption_disabled+0x48/0x280 [ 263.436921] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 263.442390] run_timer_softirq+0x52/0xb0 [ 263.442406] ? rcu_read_lock_sched_held+0x14f/0x180 [ 263.442423] __do_softirq+0x308/0xb7e [ 263.445834] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 263.450822] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 263.457294] ksoftirqd/1 cpuset= [ 263.461366] ? lock_downgrade+0x900/0x900 [ 263.466366] / [ 263.470166] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 263.480464] mems_allowed=0 [ 263.484960] ? pvclock_read_flags+0x160/0x160 [ 263.506557] ? lapic_next_event+0x5a/0x90 [ 263.510717] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.516261] ? kvm_clock_read+0x18/0x30 [ 263.520237] ? kvm_sched_clock_read+0x9/0x20 [ 263.524648] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.530191] ? check_preemption_disabled+0x48/0x280 [ 263.535220] irq_exit+0x17f/0x1c0 [ 263.538681] smp_apic_timer_interrupt+0x1cb/0x760 [ 263.543527] ? smp_call_function_single_interrupt+0x159/0x650 [ 263.549414] ? smp_call_function_single_interrupt+0x650/0x650 [ 263.555308] ? interrupt_entry+0xb5/0xc0 [ 263.559385] ? trace_hardirqs_off_caller+0xbb/0x310 [ 263.564404] ? trace_hardirqs_off_caller+0xbb/0x310 [ 263.569429] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 263.574278] ? trace_hardirqs_on_caller+0x310/0x310 [ 263.579296] ? trace_hardirqs_on_caller+0x310/0x310 [ 263.584322] ? task_prio+0x50/0x50 [ 263.587879] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.593418] ? check_preemption_disabled+0x48/0x280 [ 263.598443] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 263.603297] apic_timer_interrupt+0xf/0x20 [ 263.607534] [ 263.609776] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 263.614708] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 263.633618] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 263.641343] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 263.648615] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 263.655883] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 263.663164] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 263.670430] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 263.677742] skb_clone+0x1bb/0x500 [ 263.681287] ? finish_task_switch+0x2f4/0x910 [ 263.685785] ? skb_split+0x11e0/0x11e0 [ 263.689675] ? preempt_notifier_register+0x200/0x200 [ 263.694780] ? __switch_to_asm+0x34/0x70 [ 263.698843] ? __switch_to_asm+0x34/0x70 [ 263.702903] ? __switch_to_asm+0x40/0x70 [ 263.706963] ? __switch_to_asm+0x34/0x70 [ 263.711026] ? __switch_to_asm+0x40/0x70 [ 263.715091] ? __switch_to_asm+0x34/0x70 [ 263.719156] ? __switch_to_asm+0x40/0x70 [ 263.723217] ? __switch_to_asm+0x34/0x70 [ 263.727279] ? __switch_to_asm+0x34/0x70 [ 263.731353] ? __switch_to_asm+0x40/0x70 [ 263.735417] ? __switch_to_asm+0x34/0x70 [ 263.739492] bpf_clone_redirect+0xb9/0x490 [ 263.743734] ? __schedule+0x8d7/0x21d0 [ 263.747635] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 263.752660] ? __sched_text_start+0x8/0x8 [ 263.756812] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 263.761574] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 263.766169] ? find_held_lock+0x36/0x1c0 [ 263.770241] ? lock_acquire+0x1ed/0x520 [ 263.774221] ? bpf_test_run+0x3cb/0x780 [ 263.778203] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.783743] ? check_preemption_disabled+0x48/0x280 [ 263.788770] ? kasan_check_read+0x11/0x20 [ 263.792925] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 263.798212] ? rcu_softirq_qs+0x20/0x20 [ 263.802193] ? preempt_schedule+0x4d/0x60 [ 263.806355] ? ___preempt_schedule+0x16/0x18 [ 263.810775] ? bpf_test_run+0x25d/0x780 [ 263.814761] ? netlink_diag_dump+0x2a0/0x2a0 [ 263.819174] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 263.824713] ? bpf_test_init.isra.10+0x70/0x100 [ 263.829394] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 263.834162] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 263.839011] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 263.844553] ? fput+0x130/0x1a0 [ 263.847843] ? __bpf_prog_get+0x9b/0x290 [ 263.851913] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 263.856757] ? bpf_prog_test_run+0x130/0x1a0 [ 263.861173] ? __x64_sys_bpf+0x3d8/0x520 [ 263.865236] ? bpf_prog_get+0x20/0x20 [ 263.869058] ? do_syscall_64+0x1b9/0x820 [ 263.873122] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 263.878738] ? syscall_return_slowpath+0x5e0/0x5e0 [ 263.883692] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 263.888540] ? trace_hardirqs_on_caller+0x310/0x310 [ 263.893563] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 263.898599] ? prepare_exit_to_usermode+0x291/0x3b0 [ 263.903628] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 263.908486] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 263.913877] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 263.913946] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 263.920465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 263.920475] Call Trace: [ 263.927049] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 263.936316] dump_stack+0x244/0x39d [ 263.938892] syz-executor1 cpuset= [ 263.949385] ? dump_stack_print_info.cold.1+0x20/0x20 [ 263.952983] syz1 [ 263.956446] warn_alloc.cold.117+0xb7/0x1bd [ 263.961611] mems_allowed=0 [ 263.963589] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 263.975660] ? lock_downgrade+0x900/0x900 [ 263.979820] ? trace_hardirqs_off+0xb8/0x310 [ 263.984240] ? trace_hardirqs_off+0xb8/0x310 [ 263.988662] __alloc_pages_slowpath+0x2660/0x2d70 [ 263.993540] ? warn_alloc+0x120/0x120 [ 263.997357] ? warn_alloc+0x120/0x120 [ 264.001169] ? print_usage_bug+0xc0/0xc0 [ 264.005235] ? warn_alloc+0x120/0x120 [ 264.009045] ? print_usage_bug+0xc0/0xc0 [ 264.013116] ? __lock_acquire+0x62f/0x4c20 [ 264.017367] ? __lock_acquire+0x62f/0x4c20 [ 264.021613] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 264.027153] ? should_fail+0x22d/0xd01 [ 264.031051] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 264.036160] ? __lock_acquire+0x62f/0x4c20 [ 264.040401] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 264.045508] ? __lock_acquire+0x62f/0x4c20 [ 264.049744] ? should_fail+0x22d/0xd01 [ 264.053637] ? find_held_lock+0x36/0x1c0 [ 264.057712] ? mark_held_locks+0x130/0x130 [ 264.061953] ? mark_held_locks+0x130/0x130 [ 264.066190] ? zap_class+0x640/0x640 [ 264.069904] ? zap_class+0x640/0x640 [ 264.073626] ? print_usage_bug+0xc0/0xc0 [ 264.077687] ? do_raw_spin_unlock+0xa7/0x330 [ 264.082104] ? zap_class+0x640/0x640 [ 264.085820] ? print_usage_bug+0xc0/0xc0 [ 264.089886] ? wq_watchdog_touch+0x9c/0xfe [ 264.094126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.099680] ? check_preemption_disabled+0x48/0x280 [ 264.104721] ? __lock_is_held+0xb5/0x140 [ 264.108797] __alloc_pages_nodemask+0xa80/0xde0 [ 264.113471] ? zap_class+0x640/0x640 [ 264.117193] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 264.122225] ? find_held_lock+0x36/0x1c0 [ 264.126301] ? ____cache_alloc_node+0x1c7/0x1e0 [ 264.130983] ? lock_downgrade+0x900/0x900 [ 264.135144] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.140693] cache_grow_begin+0xa5/0x8c0 [ 264.144759] ? do_raw_spin_unlock+0xa7/0x330 [ 264.149183] fallback_alloc+0x204/0x2e0 [ 264.153167] ____cache_alloc_node+0x1c7/0x1e0 [ 264.157672] kmem_cache_alloc_node+0xe3/0x730 [ 264.162171] ? ipv6_get_ifaddr+0x42e/0x620 [ 264.166424] __alloc_skb+0x119/0x770 [ 264.170146] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 264.175434] ? netdev_alloc_frag+0x1f0/0x1f0 [ 264.179850] ? lock_downgrade+0x900/0x900 [ 264.184009] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.189551] ? refcount_sub_and_test_checked+0x203/0x310 [ 264.195012] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 264.200486] ? addrconf_rs_timer+0x690/0x690 [ 264.204913] ndisc_alloc_skb+0x144/0x340 [ 264.208985] ndisc_send_rs+0x331/0x6e0 [ 264.212880] addrconf_rs_timer+0x314/0x690 [ 264.217125] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.221380] call_timer_fn+0x272/0x920 [ 264.225268] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.229509] ? process_timeout+0x40/0x40 [ 264.233586] ? __run_timers+0x7da/0xc70 [ 264.237572] ? _raw_spin_unlock_irq+0x27/0x80 [ 264.242071] ? _raw_spin_unlock_irq+0x27/0x80 [ 264.246570] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.250806] ? lockdep_hardirqs_on+0x296/0x5b0 [ 264.255394] ? trace_hardirqs_on+0xbd/0x310 [ 264.259721] ? kasan_check_read+0x11/0x20 [ 264.263873] ? __run_timers+0x7da/0xc70 [ 264.267852] ? trace_hardirqs_off_caller+0x310/0x310 [ 264.272963] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.277206] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.281445] __run_timers+0x7e5/0xc70 [ 264.285262] ? timer_fixup_init+0x70/0x70 [ 264.289424] ? compat_start_thread+0x80/0x80 [ 264.293840] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.299395] ? kasan_check_write+0x14/0x20 [ 264.303639] ? finish_task_switch+0x2f4/0x910 [ 264.308136] ? __switch_to_asm+0x40/0x70 [ 264.312207] ? preempt_notifier_register+0x200/0x200 [ 264.317319] ? __switch_to_asm+0x34/0x70 [ 264.321393] ? __switch_to_asm+0x40/0x70 [ 264.325460] ? __switch_to_asm+0x34/0x70 [ 264.329525] ? __switch_to_asm+0x40/0x70 [ 264.333592] ? __switch_to_asm+0x34/0x70 [ 264.337654] ? __switch_to_asm+0x40/0x70 [ 264.341734] ? pvclock_read_flags+0x160/0x160 [ 264.346254] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.351798] ? check_preemption_disabled+0x48/0x280 [ 264.356830] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 264.362376] ? rcu_pm_notify+0xc0/0xc0 [ 264.366270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.371814] ? check_preemption_disabled+0x48/0x280 [ 264.376843] run_timer_softirq+0x52/0xb0 [ 264.380907] ? rcu_read_lock_sched_held+0x14f/0x180 [ 264.385926] __do_softirq+0x308/0xb7e [ 264.389740] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 264.394845] ? trace_hardirqs_off+0xb8/0x310 [ 264.399257] ? rcu_irq_enter+0x18c/0x310 [ 264.403339] ? schedule+0x108/0x460 [ 264.406975] ? __schedule+0x21d0/0x21d0 [ 264.410957] ? trace_hardirqs_off+0xb8/0x310 [ 264.415375] ? smpboot_thread_fn+0x68b/0xa00 [ 264.419791] ? trace_hardirqs_on+0x310/0x310 [ 264.424226] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 264.429769] ? check_preemption_disabled+0x48/0x280 [ 264.434790] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.440346] ? takeover_tasklets+0xa90/0xa90 [ 264.444762] run_ksoftirqd+0x5e/0x100 [ 264.448566] smpboot_thread_fn+0x68b/0xa00 [ 264.452809] ? sort_range+0x30/0x30 [ 264.456448] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 264.461557] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 264.467107] ? __kthread_parkme+0xfb/0x1a0 [ 264.471357] kthread+0x35a/0x420 [ 264.474725] ? sort_range+0x30/0x30 [ 264.478357] ? kthread_stop+0x900/0x900 [ 264.482347] ret_from_fork+0x3a/0x50 [ 264.486081] warn_alloc_show_mem: 1 callbacks suppressed [ 264.486093] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 264.486095] Mem-Info: [ 264.486125] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 264.486125] active_file:16 inactive_file:18 isolated_file:0 [ 264.486125] unevictable:0 dirty:0 writeback:0 unstable:0 [ 264.486125] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 264.486125] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 264.486125] free:13683 free_pcp:153 free_cma:0 [ 264.491472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 264.498494] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 264.500898] Call Trace: [ 264.533771] Node 0 [ 264.543118] [ 264.570633] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 264.573199] dump_stack+0x244/0x39d [ 264.575412] lowmem_reserve[]: [ 264.577561] ? dump_stack_print_info.cold.1+0x20/0x20 [ 264.603036] 0 2818 [ 264.606685] warn_alloc.cold.117+0xb7/0x1bd [ 264.609762] 6321 [ 264.614952] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 264.617169] 6321 [ 264.621494] ? lock_downgrade+0x900/0x900 [ 264.628379] ? trace_hardirqs_off+0xb8/0x310 [ 264.630421] Node 0 [ 264.634565] ? trace_hardirqs_off+0xb8/0x310 [ 264.638973] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 264.641188] __alloc_pages_slowpath+0x2660/0x2d70 [ 264.645563] lowmem_reserve[]: 0 [ 264.672357] ? warn_alloc+0x120/0x120 [ 264.677152] 0 [ 264.680427] ? warn_alloc+0x120/0x120 [ 264.684203] 3503 3503 [ 264.686015] ? print_usage_bug+0xc0/0xc0 [ 264.692287] ? warn_alloc+0x120/0x120 [ 264.696335] Node 0 [ 264.700139] ? print_usage_bug+0xc0/0xc0 [ 264.700168] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 264.700175] lowmem_reserve[]: [ 264.702407] ? __lock_acquire+0x62f/0x4c20 [ 264.706441] 0 0 [ 264.734730] ? __lock_acquire+0x62f/0x4c20 [ 264.737816] 0 [ 264.742049] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 264.743997] 0 [ 264.748238] ? should_fail+0x22d/0xd01 [ 264.750021] Node 0 [ 264.755559] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 264.757343] DMA: [ 264.761226] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 264.763448] 1*4kB [ 264.768718] ? __lock_acquire+0x62f/0x4c20 [ 264.770766] (U) [ 264.775870] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 264.778001] 0*8kB [ 264.782230] ? __lock_acquire+0x62f/0x4c20 [ 264.784190] 0*16kB [ 264.789286] ? should_fail+0x22d/0xd01 [ 264.791417] 1*32kB [ 264.795649] ? rcu_irq_exit+0x1a2/0x390 [ 264.797867] (U) [ 264.801758] ? mark_held_locks+0x130/0x130 [ 264.803974] 2*64kB [ 264.807948] ? mark_held_locks+0x130/0x130 [ 264.809906] (U) [ 264.814140] ? mark_held_locks+0xc7/0x130 [ 264.816359] 1*128kB [ 264.820593] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 264.822546] (U) [ 264.826691] ? zap_class+0x640/0x640 [ 264.828996] 1*256kB [ 264.834006] ? print_usage_bug+0xc0/0xc0 [ 264.835965] (U) [ 264.839681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.841988] 0*512kB [ 264.846050] ? check_preemption_disabled+0x48/0x280 [ 264.848007] 1*1024kB [ 264.853552] ? __lock_is_held+0xb5/0x140 [ 264.855867] (U) [ 264.860888] __alloc_pages_nodemask+0xa80/0xde0 [ 264.863275] 1*2048kB [ 264.867340] ? zap_class+0x640/0x640 [ 264.869312] (M) [ 264.873989] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 264.876592] 3*4096kB (M) [ 264.880383] ? find_held_lock+0x36/0x1c0 [ 264.882336] = 15908kB [ 264.882346] Node 0 [ 264.887372] ? ____cache_alloc_node+0x1c7/0x1e0 [ 264.890106] DMA32: [ 264.894167] ? lock_downgrade+0x900/0x900 [ 264.896564] 5*4kB [ 264.898816] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.903460] (UM) [ 264.905723] cache_grow_begin+0xa5/0x8c0 [ 264.909842] 1*8kB (U) [ 264.912002] ? do_raw_spin_unlock+0xa7/0x330 [ 264.917795] 2*16kB (M) [ 264.919879] fallback_alloc+0x204/0x2e0 [ 264.923914] 1*32kB [ 264.926413] ____cache_alloc_node+0x1c7/0x1e0 [ 264.930799] (M) [ 264.933382] kmem_cache_alloc_node+0xe3/0x730 [ 264.937343] 4*64kB [ 264.939580] ? ipv6_get_ifaddr+0x42e/0x620 [ 264.944051] (UM) 5*128kB [ 264.946040] __alloc_skb+0x119/0x770 [ 264.950508] (UM) [ 264.952764] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 264.956972] 4*256kB [ 264.959730] ? netdev_alloc_frag+0x1f0/0x1f0 [ 264.963418] (UM) 3*512kB [ 264.965495] ? lock_downgrade+0x900/0x900 [ 264.970779] (M) [ 264.973110] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.977511] 3*1024kB [ 264.980270] ? refcount_sub_and_test_checked+0x203/0x310 [ 264.984842] (UM) 3*2048kB [ 264.986834] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 264.992380] (UM) [ 264.994787] ? addrconf_rs_timer+0x690/0x690 [ 265.000213] 3*4096kB (M) [ 265.003073] ndisc_alloc_skb+0x144/0x340 [ 265.008490] = 25052kB [ 265.008499] Node 0 [ 265.010568] ndisc_send_rs+0x331/0x6e0 [ 265.014952] Normal: [ 265.017710] addrconf_rs_timer+0x314/0x690 [ 265.021750] 943*4kB [ 265.024160] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 265.026381] (ME) [ 265.030275] call_timer_fn+0x272/0x920 [ 265.032575] 466*8kB [ 265.036808] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 265.039119] (UME) [ 265.043360] ? process_timeout+0x40/0x40 [ 265.045406] 200*16kB [ 265.049299] ? __run_timers+0x7da/0xc70 [ 265.051595] (UME) 78*32kB [ 265.055839] ? _raw_spin_unlock_irq+0x27/0x80 [ 265.057969] (UME) [ 265.062028] ? _raw_spin_unlock_irq+0x27/0x80 [ 265.064423] 9*64kB [ 265.068392] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 265.071218] (UM) [ 265.075710] ? lockdep_hardirqs_on+0x296/0x5b0 [ 265.077841] 0*128kB [ 265.082343] ? trace_hardirqs_on+0xbd/0x310 [ 265.084565] 0*256kB [ 265.088807] ? kasan_check_read+0x11/0x20 [ 265.090844] 0*512kB 0*1024kB [ 265.095434] ? __run_timers+0x7da/0xc70 [ 265.097742] 0*2048kB [ 265.102062] ? trace_hardirqs_off_caller+0x310/0x310 [ 265.104369] 0*4096kB [ 265.108512] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 265.111594] = 13772kB [ 265.111610] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 265.115578] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 265.117977] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 265.123073] __run_timers+0x7e5/0xc70 [ 265.125473] 172 total pagecache pages [ 265.129712] ? timer_fixup_init+0x70/0x70 [ 265.132116] 0 pages in swap cache [ 265.140946] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 265.145162] Swap cache stats: add 0, delete 0, find 0/0 [ 265.153731] ? zap_class+0x640/0x640 [ 265.157512] Free swap = 0kB [ 265.161312] ? enqueue_hrtimer+0x1a5/0x560 [ 265.165447] Total swap = 0kB [ 265.168898] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 265.173896] 1965979 pages RAM [ 265.179260] ? find_held_lock+0x36/0x1c0 [ 265.182949] 0 pages HighMem/MovableOnly [ 265.185965] ? zap_class+0x640/0x640 [ 265.190175] 342867 pages reserved [ 265.190184] 0 pages cma reserved [ 265.193208] ? pvclock_read_flags+0x160/0x160 [ 265.198443] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 265.201477] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.201492] ? check_preemption_disabled+0x48/0x280 [ 265.201515] ? __lock_is_held+0xb5/0x140 [ 265.205614] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 265.209536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.213230] ksoftirqd/1 cpuset= [ 265.216682] ? check_preemption_disabled+0x48/0x280 [ 265.220028] / [ 265.224526] run_timer_softirq+0x52/0xb0 [ 265.231003] mems_allowed=0 [ 265.236537] ? rcu_read_lock_sched_held+0x14f/0x180 [ 265.283408] __do_softirq+0x308/0xb7e [ 265.287215] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 265.291722] ? lock_downgrade+0x900/0x900 [ 265.295892] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 265.301006] ? pvclock_read_flags+0x160/0x160 [ 265.305531] ? lapic_next_event+0x5a/0x90 [ 265.309721] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.315278] ? kvm_clock_read+0x18/0x30 [ 265.319265] ? kvm_sched_clock_read+0x9/0x20 [ 265.323688] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.329230] ? check_preemption_disabled+0x48/0x280 [ 265.334258] irq_exit+0x17f/0x1c0 [ 265.337711] smp_apic_timer_interrupt+0x1cb/0x760 [ 265.342558] ? smp_call_function_single_interrupt+0x159/0x650 [ 265.348448] ? smp_call_function_single_interrupt+0x650/0x650 [ 265.354352] ? interrupt_entry+0xb5/0xc0 [ 265.358418] ? trace_hardirqs_off_caller+0xbb/0x310 [ 265.363438] ? trace_hardirqs_off_caller+0xbb/0x310 [ 265.368457] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.373300] ? trace_hardirqs_on_caller+0x310/0x310 [ 265.378331] ? trace_hardirqs_on_caller+0x310/0x310 [ 265.383358] ? task_prio+0x50/0x50 [ 265.386905] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.392445] ? check_preemption_disabled+0x48/0x280 [ 265.397472] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.402335] apic_timer_interrupt+0xf/0x20 [ 265.406568] [ 265.408815] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 265.413749] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 265.432648] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 265.440364] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 265.447632] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 265.454901] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 265.462170] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 265.469440] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 265.476758] skb_clone+0x1bb/0x500 [ 265.480302] ? finish_task_switch+0x2f4/0x910 [ 265.484810] ? skb_split+0x11e0/0x11e0 [ 265.488699] ? preempt_notifier_register+0x200/0x200 [ 265.493803] ? __switch_to_asm+0x34/0x70 [ 265.497865] ? __switch_to_asm+0x34/0x70 [ 265.501927] ? __switch_to_asm+0x40/0x70 [ 265.505987] ? __switch_to_asm+0x34/0x70 [ 265.510053] ? __switch_to_asm+0x40/0x70 [ 265.514114] ? __switch_to_asm+0x34/0x70 [ 265.518178] ? __switch_to_asm+0x40/0x70 [ 265.522241] ? __switch_to_asm+0x34/0x70 [ 265.526303] ? __switch_to_asm+0x34/0x70 [ 265.530373] ? __switch_to_asm+0x40/0x70 [ 265.534438] ? __switch_to_asm+0x34/0x70 [ 265.539032] bpf_clone_redirect+0xb9/0x490 [ 265.543273] ? __schedule+0x8d7/0x21d0 [ 265.547172] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 265.552194] ? __sched_text_start+0x8/0x8 [ 265.556350] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 265.561206] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 265.565797] ? find_held_lock+0x36/0x1c0 [ 265.569874] ? lock_acquire+0x1ed/0x520 [ 265.573853] ? bpf_test_run+0x3cb/0x780 [ 265.577832] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.583376] ? check_preemption_disabled+0x48/0x280 [ 265.588415] ? kasan_check_read+0x11/0x20 [ 265.592565] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 265.597850] ? rcu_softirq_qs+0x20/0x20 [ 265.601914] ? preempt_schedule+0x4d/0x60 [ 265.606068] ? ___preempt_schedule+0x16/0x18 [ 265.610488] ? bpf_test_run+0x25d/0x780 [ 265.614483] ? netlink_diag_dump+0x2a0/0x2a0 [ 265.618902] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 265.624441] ? bpf_test_init.isra.10+0x70/0x100 [ 265.629122] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 265.633890] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 265.638737] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 265.644278] ? fput+0x130/0x1a0 [ 265.647561] ? __bpf_prog_get+0x9b/0x290 [ 265.651632] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 265.656476] ? bpf_prog_test_run+0x130/0x1a0 [ 265.660894] ? __x64_sys_bpf+0x3d8/0x520 [ 265.664957] ? bpf_prog_get+0x20/0x20 [ 265.668782] ? do_syscall_64+0x1b9/0x820 [ 265.672848] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 265.678217] ? syscall_return_slowpath+0x5e0/0x5e0 [ 265.683148] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.687993] ? trace_hardirqs_on_caller+0x310/0x310 [ 265.693015] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 265.698034] ? prepare_exit_to_usermode+0x291/0x3b0 [ 265.703056] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.707909] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 265.713294] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 265.713371] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 265.719890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 265.719899] Call Trace: [ 265.726471] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 265.735738] dump_stack+0x244/0x39d [ 265.738304] syz-executor1 cpuset= [ 265.748792] ? dump_stack_print_info.cold.1+0x20/0x20 [ 265.752397] syz1 [ 265.755857] warn_alloc.cold.117+0xb7/0x1bd [ 265.761019] mems_allowed=0 [ 265.762993] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 265.775057] ? lock_downgrade+0x900/0x900 [ 265.779225] ? trace_hardirqs_off+0xb8/0x310 [ 265.783643] ? trace_hardirqs_off+0xb8/0x310 [ 265.788067] __alloc_pages_slowpath+0x2660/0x2d70 [ 265.792948] ? warn_alloc+0x120/0x120 [ 265.796756] ? warn_alloc+0x120/0x120 [ 265.800568] ? print_usage_bug+0xc0/0xc0 [ 265.804632] ? warn_alloc+0x120/0x120 [ 265.808441] ? print_usage_bug+0xc0/0xc0 [ 265.812510] ? __lock_acquire+0x62f/0x4c20 [ 265.816751] ? __lock_acquire+0x62f/0x4c20 [ 265.820998] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 265.826538] ? should_fail+0x22d/0xd01 [ 265.830427] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 265.835544] ? __lock_acquire+0x62f/0x4c20 [ 265.839808] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 265.844913] ? __lock_acquire+0x62f/0x4c20 [ 265.849146] ? should_fail+0x22d/0xd01 [ 265.853035] ? find_held_lock+0x36/0x1c0 [ 265.857114] ? mark_held_locks+0x130/0x130 [ 265.861367] ? mark_held_locks+0x130/0x130 [ 265.865606] ? zap_class+0x640/0x640 [ 265.869336] ? zap_class+0x640/0x640 [ 265.873060] ? print_usage_bug+0xc0/0xc0 [ 265.877124] ? do_raw_spin_unlock+0xa7/0x330 [ 265.881535] ? zap_class+0x640/0x640 [ 265.885256] ? print_usage_bug+0xc0/0xc0 [ 265.889351] ? wq_watchdog_touch+0x9c/0xfe [ 265.893598] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.899144] ? check_preemption_disabled+0x48/0x280 [ 265.904178] ? __lock_is_held+0xb5/0x140 [ 265.908249] __alloc_pages_nodemask+0xa80/0xde0 [ 265.912922] ? zap_class+0x640/0x640 [ 265.916648] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 265.921676] ? find_held_lock+0x36/0x1c0 [ 265.925752] ? ____cache_alloc_node+0x1c7/0x1e0 [ 265.930428] ? lock_downgrade+0x900/0x900 [ 265.934590] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.940134] cache_grow_begin+0xa5/0x8c0 [ 265.944197] ? do_raw_spin_unlock+0xa7/0x330 [ 265.948626] fallback_alloc+0x204/0x2e0 [ 265.952613] ____cache_alloc_node+0x1c7/0x1e0 [ 265.957145] kmem_cache_alloc_node+0xe3/0x730 [ 265.961640] ? ipv6_get_ifaddr+0x42e/0x620 [ 265.965898] __alloc_skb+0x119/0x770 [ 265.969615] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 265.974904] ? netdev_alloc_frag+0x1f0/0x1f0 [ 265.979315] ? lock_downgrade+0x900/0x900 [ 265.988096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.993654] ? refcount_sub_and_test_checked+0x203/0x310 [ 265.999124] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 266.004599] ? addrconf_rs_timer+0x690/0x690 [ 266.009026] ndisc_alloc_skb+0x144/0x340 [ 266.013124] ndisc_send_rs+0x331/0x6e0 [ 266.017031] addrconf_rs_timer+0x314/0x690 [ 266.021336] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.025604] call_timer_fn+0x272/0x920 [ 266.029499] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.033737] ? process_timeout+0x40/0x40 [ 266.037811] ? __run_timers+0x7da/0xc70 [ 266.041791] ? _raw_spin_unlock_irq+0x27/0x80 [ 266.046286] ? _raw_spin_unlock_irq+0x27/0x80 [ 266.050780] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.055022] ? lockdep_hardirqs_on+0x296/0x5b0 [ 266.059632] ? trace_hardirqs_on+0xbd/0x310 [ 266.063960] ? kasan_check_read+0x11/0x20 [ 266.068116] ? __run_timers+0x7da/0xc70 [ 266.072104] ? trace_hardirqs_off_caller+0x310/0x310 [ 266.077213] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.081454] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.085705] __run_timers+0x7e5/0xc70 [ 266.089520] ? timer_fixup_init+0x70/0x70 [ 266.093669] ? compat_start_thread+0x80/0x80 [ 266.098099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.103648] ? kasan_check_write+0x14/0x20 [ 266.107886] ? finish_task_switch+0x2f4/0x910 [ 266.112385] ? __switch_to_asm+0x40/0x70 [ 266.116451] ? preempt_notifier_register+0x200/0x200 [ 266.121560] ? __switch_to_asm+0x34/0x70 [ 266.125626] ? __switch_to_asm+0x40/0x70 [ 266.129690] ? __switch_to_asm+0x34/0x70 [ 266.133755] ? __switch_to_asm+0x40/0x70 [ 266.137816] ? __switch_to_asm+0x34/0x70 [ 266.141884] ? __switch_to_asm+0x40/0x70 [ 266.145959] ? pvclock_read_flags+0x160/0x160 [ 266.150546] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.156101] ? check_preemption_disabled+0x48/0x280 [ 266.161146] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 266.166684] ? rcu_pm_notify+0xc0/0xc0 [ 266.170583] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.176146] ? check_preemption_disabled+0x48/0x280 [ 266.181171] run_timer_softirq+0x52/0xb0 [ 266.185237] ? rcu_read_lock_sched_held+0x14f/0x180 [ 266.190256] __do_softirq+0x308/0xb7e [ 266.194066] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 266.199173] ? trace_hardirqs_off+0xb8/0x310 [ 266.203622] ? rcu_irq_enter+0x18c/0x310 [ 266.207706] ? schedule+0x108/0x460 [ 266.211343] ? __schedule+0x21d0/0x21d0 [ 266.215338] ? trace_hardirqs_off+0xb8/0x310 [ 266.219777] ? smpboot_thread_fn+0x68b/0xa00 [ 266.224202] ? trace_hardirqs_on+0x310/0x310 [ 266.228612] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 266.234194] ? check_preemption_disabled+0x48/0x280 [ 266.239212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.244752] ? takeover_tasklets+0xa90/0xa90 [ 266.249167] run_ksoftirqd+0x5e/0x100 [ 266.252970] smpboot_thread_fn+0x68b/0xa00 [ 266.257207] ? sort_range+0x30/0x30 [ 266.260849] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 266.265956] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 266.271499] ? __kthread_parkme+0xfb/0x1a0 [ 266.275741] kthread+0x35a/0x420 [ 266.279122] ? sort_range+0x30/0x30 [ 266.282752] ? kthread_stop+0x900/0x900 [ 266.286731] ret_from_fork+0x3a/0x50 [ 266.290461] warn_alloc_show_mem: 1 callbacks suppressed [ 266.290473] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 266.290475] Mem-Info: [ 266.290506] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 266.290506] active_file:16 inactive_file:18 isolated_file:0 [ 266.290506] unevictable:0 dirty:0 writeback:0 unstable:0 [ 266.290506] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 266.290506] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 266.290506] free:13683 free_pcp:153 free_cma:0 [ 266.295848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 266.295868] Call Trace: [ 266.302895] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 266.305295] [ 266.338160] Node 0 [ 266.347516] dump_stack+0x244/0x39d [ 266.350112] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 266.377619] ? dump_stack_print_info.cold.1+0x20/0x20 [ 266.379745] lowmem_reserve[]: [ 266.382016] warn_alloc.cold.117+0xb7/0x1bd [ 266.385625] 0 [ 266.411122] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 266.416289] 2818 [ 266.419393] ? lock_downgrade+0x900/0x900 [ 266.423686] 6321 6321 [ 266.425504] ? trace_hardirqs_off+0xb8/0x310 [ 266.432412] ? trace_hardirqs_off+0xb8/0x310 [ 266.436540] Node 0 [ 266.439044] __alloc_pages_slowpath+0x2660/0x2d70 [ 266.443461] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 266.447865] ? warn_alloc+0x120/0x120 [ 266.450056] lowmem_reserve[]: [ 266.454899] ? warn_alloc+0x120/0x120 [ 266.481589] 0 0 3503 [ 266.485401] ? print_usage_bug+0xc0/0xc0 [ 266.488490] 3503 [ 266.492283] ? warn_alloc+0x120/0x120 [ 266.498741] ? print_usage_bug+0xc0/0xc0 [ 266.500797] Node 0 [ 266.504613] ? __lock_acquire+0x62f/0x4c20 [ 266.508671] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 266.510896] ? __lock_acquire+0x62f/0x4c20 [ 266.515110] lowmem_reserve[]: [ 266.543392] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 266.547603] 0 [ 266.550708] ? should_fail+0x22d/0xd01 [ 266.556227] 0 [ 266.558028] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 266.561883] 0 0 [ 266.563695] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 266.570923] ? __lock_acquire+0x62f/0x4c20 [ 266.576005] Node 0 DMA: [ 266.580236] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 266.580252] ? __lock_acquire+0x62f/0x4c20 [ 266.582905] 1*4kB [ 266.588002] ? should_fail+0x22d/0xd01 [ 266.592226] (U) [ 266.594380] ? rcu_irq_exit+0x1a2/0x390 [ 266.598236] 0*8kB 0*16kB [ 266.600225] ? mark_held_locks+0x130/0x130 [ 266.604171] 1*32kB [ 266.606926] ? mark_held_locks+0x130/0x130 [ 266.611138] (U) [ 266.613374] ? mark_held_locks+0xc7/0x130 [ 266.617604] 2*64kB [ 266.619586] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 266.623716] (U) [ 266.625948] ? zap_class+0x640/0x640 [ 266.630943] 1*128kB [ 266.632916] ? print_usage_bug+0xc0/0xc0 [ 266.636612] (U) [ 266.638938] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.642987] 1*256kB [ 266.644959] ? check_preemption_disabled+0x48/0x280 [ 266.650478] (U) [ 266.652808] ? __lock_is_held+0xb5/0x140 [ 266.657813] 0*512kB [ 266.659789] __alloc_pages_nodemask+0xa80/0xde0 [ 266.663828] 1*1024kB [ 266.666149] ? zap_class+0x640/0x640 [ 266.670794] (U) 1*2048kB [ 266.673212] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 266.676901] (M) [ 266.679663] ? find_held_lock+0x36/0x1c0 [ 266.684646] 3*4096kB (M) [ 266.686638] ? ____cache_alloc_node+0x1c7/0x1e0 [ 266.690672] = 15908kB [ 266.693437] ? lock_downgrade+0x900/0x900 [ 266.698094] Node 0 [ 266.700512] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.704653] DMA32: [ 266.706892] cache_grow_begin+0xa5/0x8c0 [ 266.712409] 5*4kB [ 266.714656] ? do_raw_spin_unlock+0xa7/0x330 [ 266.718699] (UM) [ 266.720848] fallback_alloc+0x204/0x2e0 [ 266.725286] 1*8kB [ 266.727383] ____cache_alloc_node+0x1c7/0x1e0 [ 266.731340] (U) [ 266.733491] kmem_cache_alloc_node+0xe3/0x730 [ 266.737963] 2*16kB [ 266.739938] ? ipv6_get_ifaddr+0x42e/0x620 [ 266.744413] (M) [ 266.746657] __alloc_skb+0x119/0x770 [ 266.750871] 1*32kB [ 266.752859] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 266.756550] (M) [ 266.758791] ? netdev_alloc_frag+0x1f0/0x1f0 [ 266.764056] 4*64kB [ 266.766039] ? lock_downgrade+0x900/0x900 [ 266.770427] (UM) [ 266.772669] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.776793] 5*128kB [ 266.778853] ? refcount_sub_and_test_checked+0x203/0x310 [ 266.784377] (UM) [ 266.786696] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 266.792122] 4*256kB [ 266.794180] ? addrconf_rs_timer+0x690/0x690 [ 266.799614] (UM) [ 266.801945] ndisc_alloc_skb+0x144/0x340 [ 266.806334] 3*512kB [ 266.808426] ndisc_send_rs+0x331/0x6e0 [ 266.812452] (M) [ 266.814774] addrconf_rs_timer+0x314/0x690 [ 266.818658] 3*1024kB [ 266.820633] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.824846] (UM) [ 266.827262] call_timer_fn+0x272/0x920 [ 266.831467] 3*2048kB [ 266.833525] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.837391] (UM) [ 266.839800] ? process_timeout+0x40/0x40 [ 266.844006] 3*4096kB (M) [ 266.846081] ? __run_timers+0x7da/0xc70 [ 266.850122] = 25052kB [ 266.852878] ? _raw_spin_unlock_irq+0x27/0x80 [ 266.856827] Node 0 [ 266.859234] ? _raw_spin_unlock_irq+0x27/0x80 [ 266.863709] Normal: [ 266.865941] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.870421] 943*4kB [ 266.872741] ? lockdep_hardirqs_on+0x296/0x5b0 [ 266.877115] (ME) 466*8kB [ 266.879491] ? trace_hardirqs_on+0xbd/0x310 [ 266.884045] (UME) 200*16kB [ 266.886816] ? kasan_check_read+0x11/0x20 [ 266.891119] (UME) [ 266.894054] ? __run_timers+0x7da/0xc70 [ 266.898179] 78*32kB [ 266.900334] ? trace_hardirqs_off_caller+0x310/0x310 [ 266.904287] (UME) [ 266.906625] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.911713] 9*64kB [ 266.913862] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.918095] (UM) [ 266.920350] __run_timers+0x7e5/0xc70 [ 266.924559] 0*128kB [ 266.926648] ? timer_fixup_init+0x70/0x70 [ 266.930424] 0*256kB [ 266.932748] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 266.936877] 0*512kB [ 266.939197] ? zap_class+0x640/0x640 [ 266.944225] 0*1024kB [ 266.946544] ? enqueue_hrtimer+0x1a5/0x560 [ 266.950253] 0*2048kB [ 266.952663] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 266.956881] 0*4096kB [ 266.959289] ? find_held_lock+0x36/0x1c0 [ 266.964458] = 13772kB [ 266.966863] ? zap_class+0x640/0x640 [ 266.970916] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 266.973318] ? pvclock_read_flags+0x160/0x160 [ 266.977025] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 266.986006] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.990500] 172 total pagecache pages [ 266.999075] ? check_preemption_disabled+0x48/0x280 [ 267.004602] 0 pages in swap cache [ 267.008751] ? __lock_is_held+0xb5/0x140 [ 267.013750] Swap cache stats: add 0, delete 0, find 0/0 [ 267.017197] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.021236] Free swap = 0kB [ 267.026602] ? check_preemption_disabled+0x48/0x280 [ 267.032120] Total swap = 0kB [ 267.035135] run_timer_softirq+0x52/0xb0 [ 267.040128] 1965979 pages RAM [ 267.043141] ? rcu_read_lock_sched_held+0x14f/0x180 [ 267.047182] 0 pages HighMem/MovableOnly [ 267.050296] __do_softirq+0x308/0xb7e [ 267.055290] 342867 pages reserved [ 267.055299] 0 pages cma reserved [ 267.059278] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 267.063148] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 267.066497] ? lock_downgrade+0x900/0x900 [ 267.066515] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 267.069914] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 267.074375] ? pvclock_read_flags+0x160/0x160 [ 267.080842] ksoftirqd/1 cpuset= [ 267.084988] ? lapic_next_event+0x5a/0x90 [ 267.090066] / [ 267.100384] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.104858] mems_allowed=0 [ 267.108132] ? kvm_clock_read+0x18/0x30 [ 267.126370] ? kvm_sched_clock_read+0x9/0x20 [ 267.130798] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.136366] ? check_preemption_disabled+0x48/0x280 [ 267.141392] irq_exit+0x17f/0x1c0 [ 267.144850] smp_apic_timer_interrupt+0x1cb/0x760 [ 267.149713] ? smp_call_function_single_interrupt+0x159/0x650 [ 267.155617] ? smp_call_function_single_interrupt+0x650/0x650 [ 267.161517] ? interrupt_entry+0xb5/0xc0 [ 267.165602] ? trace_hardirqs_off_caller+0xbb/0x310 [ 267.170626] ? trace_hardirqs_off_caller+0xbb/0x310 [ 267.175647] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 267.180496] ? trace_hardirqs_on_caller+0x310/0x310 [ 267.185512] ? trace_hardirqs_on_caller+0x310/0x310 [ 267.190530] ? task_prio+0x50/0x50 [ 267.194072] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.199615] ? check_preemption_disabled+0x48/0x280 [ 267.204643] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 267.209497] apic_timer_interrupt+0xf/0x20 [ 267.213725] [ 267.215966] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 267.220901] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 267.239803] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 267.247530] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 267.254800] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 267.262069] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 267.269357] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 267.276624] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 267.283970] skb_clone+0x1bb/0x500 [ 267.287513] ? finish_task_switch+0x2f4/0x910 [ 267.292011] ? skb_split+0x11e0/0x11e0 [ 267.295901] ? preempt_notifier_register+0x200/0x200 [ 267.301020] ? __switch_to_asm+0x34/0x70 [ 267.305083] ? __switch_to_asm+0x34/0x70 [ 267.309192] ? __switch_to_asm+0x40/0x70 [ 267.313273] ? __switch_to_asm+0x34/0x70 [ 267.317347] ? __switch_to_asm+0x40/0x70 [ 267.321410] ? __switch_to_asm+0x34/0x70 [ 267.325474] ? __switch_to_asm+0x40/0x70 [ 267.329536] ? __switch_to_asm+0x34/0x70 [ 267.333640] ? __switch_to_asm+0x34/0x70 [ 267.337706] ? __switch_to_asm+0x40/0x70 [ 267.341766] ? __switch_to_asm+0x34/0x70 [ 267.345841] bpf_clone_redirect+0xb9/0x490 [ 267.350105] ? __schedule+0x8d7/0x21d0 [ 267.354001] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 267.359018] ? __sched_text_start+0x8/0x8 [ 267.363167] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 267.367929] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 267.372548] ? find_held_lock+0x36/0x1c0 [ 267.376623] ? lock_acquire+0x1ed/0x520 [ 267.380609] ? bpf_test_run+0x3cb/0x780 [ 267.384598] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.390140] ? check_preemption_disabled+0x48/0x280 [ 267.395161] ? kasan_check_read+0x11/0x20 [ 267.399312] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 267.404610] ? rcu_softirq_qs+0x20/0x20 [ 267.408606] ? preempt_schedule+0x4d/0x60 [ 267.412761] ? ___preempt_schedule+0x16/0x18 [ 267.417180] ? bpf_test_run+0x25d/0x780 [ 267.421170] ? netlink_diag_dump+0x2a0/0x2a0 [ 267.425584] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.431131] ? bpf_test_init.isra.10+0x70/0x100 [ 267.435807] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 267.440572] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 267.445426] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 267.450965] ? fput+0x130/0x1a0 [ 267.454251] ? __bpf_prog_get+0x9b/0x290 [ 267.458315] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 267.463171] ? bpf_prog_test_run+0x130/0x1a0 [ 267.467601] ? __x64_sys_bpf+0x3d8/0x520 [ 267.471677] ? bpf_prog_get+0x20/0x20 [ 267.475509] ? do_syscall_64+0x1b9/0x820 [ 267.479583] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 267.484958] ? syscall_return_slowpath+0x5e0/0x5e0 [ 267.489886] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 267.494733] ? trace_hardirqs_on_caller+0x310/0x310 [ 267.499755] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 267.504776] ? prepare_exit_to_usermode+0x291/0x3b0 [ 267.509800] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 267.514656] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 267.520041] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 267.520118] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 267.526637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 267.526643] Call Trace: [ 267.526663] dump_stack+0x244/0x39d [ 267.526681] ? dump_stack_print_info.cold.1+0x20/0x20 [ 267.526709] warn_alloc.cold.117+0xb7/0x1bd [ 267.533265] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 267.542549] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 267.545113] syz-executor1 cpuset= [ 267.548762] ? lock_downgrade+0x900/0x900 [ 267.553934] syz1 [ 267.558259] ? trace_hardirqs_off+0xb8/0x310 [ 267.568719] mems_allowed=0 [ 267.573557] ? trace_hardirqs_off+0xb8/0x310 [ 267.594813] __alloc_pages_slowpath+0x2660/0x2d70 [ 267.599692] ? warn_alloc+0x120/0x120 [ 267.603509] ? warn_alloc+0x120/0x120 [ 267.607337] ? print_usage_bug+0xc0/0xc0 [ 267.611400] ? warn_alloc+0x120/0x120 [ 267.615203] ? print_usage_bug+0xc0/0xc0 [ 267.619268] ? __lock_acquire+0x62f/0x4c20 [ 267.623503] ? __lock_acquire+0x62f/0x4c20 [ 267.627742] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.633285] ? should_fail+0x22d/0xd01 [ 267.637184] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 267.642289] ? __lock_acquire+0x62f/0x4c20 [ 267.646537] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 267.651637] ? __lock_acquire+0x62f/0x4c20 [ 267.655873] ? should_fail+0x22d/0xd01 [ 267.659764] ? find_held_lock+0x36/0x1c0 [ 267.663839] ? mark_held_locks+0x130/0x130 [ 267.668093] ? mark_held_locks+0x130/0x130 [ 267.672359] ? zap_class+0x640/0x640 [ 267.676097] ? zap_class+0x640/0x640 [ 267.679816] ? print_usage_bug+0xc0/0xc0 [ 267.683878] ? do_raw_spin_unlock+0xa7/0x330 [ 267.688287] ? zap_class+0x640/0x640 [ 267.692005] ? print_usage_bug+0xc0/0xc0 [ 267.696080] ? wq_watchdog_touch+0x9c/0xfe [ 267.700333] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.705894] ? check_preemption_disabled+0x48/0x280 [ 267.710935] ? __lock_is_held+0xb5/0x140 [ 267.715007] __alloc_pages_nodemask+0xa80/0xde0 [ 267.719680] ? zap_class+0x640/0x640 [ 267.723401] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 267.728437] ? find_held_lock+0x36/0x1c0 [ 267.732515] ? ____cache_alloc_node+0x1c7/0x1e0 [ 267.737192] ? lock_downgrade+0x900/0x900 [ 267.741376] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.746927] cache_grow_begin+0xa5/0x8c0 [ 267.750988] ? do_raw_spin_unlock+0xa7/0x330 [ 267.755411] fallback_alloc+0x204/0x2e0 [ 267.759399] ____cache_alloc_node+0x1c7/0x1e0 [ 267.763907] kmem_cache_alloc_node+0xe3/0x730 [ 267.768407] ? ipv6_get_ifaddr+0x42e/0x620 [ 267.772658] __alloc_skb+0x119/0x770 [ 267.776378] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 267.781663] ? netdev_alloc_frag+0x1f0/0x1f0 [ 267.786073] ? lock_downgrade+0x900/0x900 [ 267.790236] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.795777] ? refcount_sub_and_test_checked+0x203/0x310 [ 267.801236] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 267.806689] ? addrconf_rs_timer+0x690/0x690 [ 267.811121] ndisc_alloc_skb+0x144/0x340 [ 267.815193] ndisc_send_rs+0x331/0x6e0 [ 267.819107] addrconf_rs_timer+0x314/0x690 [ 267.823360] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 267.827611] call_timer_fn+0x272/0x920 [ 267.831501] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 267.835744] ? process_timeout+0x40/0x40 [ 267.839820] ? __run_timers+0x7da/0xc70 [ 267.843801] ? _raw_spin_unlock_irq+0x27/0x80 [ 267.848308] ? _raw_spin_unlock_irq+0x27/0x80 [ 267.852812] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 267.857055] ? lockdep_hardirqs_on+0x296/0x5b0 [ 267.861652] ? trace_hardirqs_on+0xbd/0x310 [ 267.865980] ? kasan_check_read+0x11/0x20 [ 267.870137] ? __run_timers+0x7da/0xc70 [ 267.874121] ? trace_hardirqs_off_caller+0x310/0x310 [ 267.879238] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 267.883485] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 267.887723] __run_timers+0x7e5/0xc70 [ 267.891544] ? timer_fixup_init+0x70/0x70 [ 267.895706] ? compat_start_thread+0x80/0x80 [ 267.900124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.905673] ? kasan_check_write+0x14/0x20 [ 267.909916] ? finish_task_switch+0x2f4/0x910 [ 267.914420] ? __switch_to_asm+0x40/0x70 [ 267.918504] ? preempt_notifier_register+0x200/0x200 [ 267.923624] ? __switch_to_asm+0x34/0x70 [ 267.927687] ? __switch_to_asm+0x40/0x70 [ 267.931752] ? __switch_to_asm+0x34/0x70 [ 267.935813] ? __switch_to_asm+0x40/0x70 [ 267.939875] ? __switch_to_asm+0x34/0x70 [ 267.943936] ? __switch_to_asm+0x40/0x70 [ 267.948013] ? pvclock_read_flags+0x160/0x160 [ 267.952517] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.958055] ? check_preemption_disabled+0x48/0x280 [ 267.963096] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 267.968636] ? rcu_pm_notify+0xc0/0xc0 [ 267.972532] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.978076] ? check_preemption_disabled+0x48/0x280 [ 267.983117] run_timer_softirq+0x52/0xb0 [ 267.987195] ? rcu_read_lock_sched_held+0x14f/0x180 [ 267.992210] __do_softirq+0x308/0xb7e [ 267.996023] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 268.001145] ? trace_hardirqs_off+0xb8/0x310 [ 268.005572] ? rcu_irq_enter+0x18c/0x310 [ 268.009640] ? schedule+0x108/0x460 [ 268.013267] ? __schedule+0x21d0/0x21d0 [ 268.017249] ? trace_hardirqs_off+0xb8/0x310 [ 268.021665] ? smpboot_thread_fn+0x68b/0xa00 [ 268.026078] ? trace_hardirqs_on+0x310/0x310 [ 268.030499] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.036041] ? check_preemption_disabled+0x48/0x280 [ 268.041079] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.046622] ? takeover_tasklets+0xa90/0xa90 [ 268.051040] run_ksoftirqd+0x5e/0x100 [ 268.054841] smpboot_thread_fn+0x68b/0xa00 [ 268.059086] ? sort_range+0x30/0x30 [ 268.062723] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 268.067831] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.073374] ? __kthread_parkme+0xfb/0x1a0 [ 268.077617] kthread+0x35a/0x420 [ 268.080985] ? sort_range+0x30/0x30 [ 268.084613] ? kthread_stop+0x900/0x900 [ 268.088603] ret_from_fork+0x3a/0x50 [ 268.092342] warn_alloc_show_mem: 1 callbacks suppressed [ 268.092354] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 268.092367] Mem-Info: [ 268.092398] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 268.092398] active_file:16 inactive_file:18 isolated_file:0 [ 268.092398] unevictable:0 dirty:0 writeback:0 unstable:0 [ 268.092398] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 268.092398] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 268.092398] free:13683 free_pcp:153 free_cma:0 [ 268.097758] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 268.104781] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 268.107196] Call Trace: [ 268.140079] Node 0 [ 268.149429] [ 268.176995] 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 [ 268.179569] dump_stack+0x244/0x39d [ 268.181786] lowmem_reserve[]: [ 268.183947] ? dump_stack_print_info.cold.1+0x20/0x20 [ 268.209421] 0 2818 [ 268.213061] warn_alloc.cold.117+0xb7/0x1bd [ 268.216128] 6321 6321 [ 268.221323] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 268.227872] ? lock_downgrade+0x900/0x900 [ 268.230354] Node 0 [ 268.235194] ? trace_hardirqs_off+0xb8/0x310 [ 268.239352] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 268.241568] ? trace_hardirqs_off+0xb8/0x310 [ 268.245956] lowmem_reserve[]: [ 268.272704] __alloc_pages_slowpath+0x2660/0x2d70 [ 268.277103] 0 [ 268.280244] ? warn_alloc+0x120/0x120 [ 268.285039] 0 3503 [ 268.286862] ? warn_alloc+0x120/0x120 [ 268.290644] 3503 [ 268.292877] ? print_usage_bug+0xc0/0xc0 [ 268.298718] ? warn_alloc+0x120/0x120 [ 268.302758] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 268.306586] ? print_usage_bug+0xc0/0xc0 [ 268.306609] ? __lock_acquire+0x62f/0x4c20 [ 268.335499] lowmem_reserve[]: 0 [ 268.339584] ? __lock_acquire+0x62f/0x4c20 [ 268.343798] 0 [ 268.347075] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.351294] 0 [ 268.353103] ? should_fail+0x22d/0xd01 [ 268.353122] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 268.358638] 0 [ 268.360441] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 268.369602] ? __lock_acquire+0x62f/0x4c20 [ 268.371381] Node 0 [ 268.376480] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 268.380709] DMA: [ 268.382946] ? __lock_acquire+0x62f/0x4c20 [ 268.388034] 1*4kB [ 268.390093] ? should_fail+0x22d/0xd01 [ 268.394314] (U) [ 268.396477] ? rcu_irq_exit+0x1a2/0x390 [ 268.400348] 0*8kB [ 268.402339] ? mark_held_locks+0x130/0x130 [ 268.406287] 0*16kB [ 268.408434] ? mark_held_locks+0x130/0x130 [ 268.412654] 1*32kB [ 268.414889] ? mark_held_locks+0xc7/0x130 [ 268.419106] (U) [ 268.421351] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 268.425479] 2*64kB [ 268.427450] ? zap_class+0x640/0x640 [ 268.432445] (U) [ 268.434681] ? print_usage_bug+0xc0/0xc0 [ 268.438377] 1*128kB [ 268.440371] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.444418] (U) [ 268.446743] ? check_preemption_disabled+0x48/0x280 [ 268.452258] 1*256kB [ 268.454239] ? __lock_is_held+0xb5/0x140 [ 268.459227] (U) [ 268.461568] __alloc_pages_nodemask+0xa80/0xde0 [ 268.465597] 0*512kB 1*1024kB [ 268.467598] ? zap_class+0x640/0x640 [ 268.472241] (U) [ 268.475354] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 268.479051] 1*2048kB [ 268.481030] ? find_held_lock+0x36/0x1c0 [ 268.486027] (M) 3*4096kB [ 268.488457] ? ____cache_alloc_node+0x1c7/0x1e0 [ 268.492490] (M) [ 268.495250] ? lock_downgrade+0x900/0x900 [ 268.499899] = 15908kB [ 268.501877] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.506002] Node 0 [ 268.508413] cache_grow_begin+0xa5/0x8c0 [ 268.513929] DMA32: [ 268.516164] ? do_raw_spin_unlock+0xa7/0x330 [ 268.520205] 5*4kB [ 268.522451] fallback_alloc+0x204/0x2e0 [ 268.526837] (UM) [ 268.528989] ____cache_alloc_node+0x1c7/0x1e0 [ 268.532940] 1*8kB [ 268.535006] kmem_cache_alloc_node+0xe3/0x730 [ 268.539488] (U) [ 268.541638] ? ipv6_get_ifaddr+0x42e/0x620 [ 268.546142] 2*16kB [ 268.548121] __alloc_skb+0x119/0x770 [ 268.552337] (M) [ 268.554577] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 268.558264] 1*32kB [ 268.560250] ? netdev_alloc_frag+0x1f0/0x1f0 [ 268.565504] (M) [ 268.567736] ? lock_downgrade+0x900/0x900 [ 268.572127] 4*64kB [ 268.574109] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.578237] (UM) [ 268.580479] ? refcount_sub_and_test_checked+0x203/0x310 [ 268.585991] 5*128kB [ 268.588076] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 268.593513] (UM) [ 268.595839] ? addrconf_rs_timer+0x690/0x690 [ 268.601264] 4*256kB (UM) [ 268.603352] ndisc_alloc_skb+0x144/0x340 [ 268.607734] 3*512kB [ 268.610504] ndisc_send_rs+0x331/0x6e0 [ 268.614545] (M) [ 268.616883] addrconf_rs_timer+0x314/0x690 [ 268.620788] 3*1024kB [ 268.622761] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.626974] (UM) [ 268.629403] call_timer_fn+0x272/0x920 [ 268.633605] 3*2048kB [ 268.635664] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.639534] (UM) [ 268.641948] ? process_timeout+0x40/0x40 [ 268.646165] 3*4096kB [ 268.648230] ? __run_timers+0x7da/0xc70 [ 268.652261] (M) [ 268.654674] ? _raw_spin_unlock_irq+0x27/0x80 [ 268.658626] = 25052kB [ 268.660615] ? _raw_spin_unlock_irq+0x27/0x80 [ 268.665081] Node 0 [ 268.667491] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.671965] Normal: [ 268.674200] ? lockdep_hardirqs_on+0x296/0x5b0 [ 268.678411] 943*4kB [ 268.680732] ? trace_hardirqs_on+0xbd/0x310 [ 268.685289] (ME) [ 268.687617] ? kasan_check_read+0x11/0x20 [ 268.691916] 466*8kB [ 268.693980] ? __run_timers+0x7da/0xc70 [ 268.698108] (UME) [ 268.700431] ? trace_hardirqs_off_caller+0x310/0x310 [ 268.704384] 200*16kB [ 268.706531] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.711623] (UME) [ 268.714032] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.718243] 78*32kB (UME) [ 268.720404] __run_timers+0x7e5/0xc70 [ 268.724631] 9*64kB [ 268.727485] ? timer_fixup_init+0x70/0x70 [ 268.731255] (UM) [ 268.733490] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 268.737619] 0*128kB [ 268.739691] ? zap_class+0x640/0x640 [ 268.744685] 0*256kB [ 268.747007] ? enqueue_hrtimer+0x1a5/0x560 [ 268.750695] 0*512kB 0*1024kB [ 268.753023] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 268.757241] 0*2048kB [ 268.760357] ? find_held_lock+0x36/0x1c0 [ 268.765530] 0*4096kB [ 268.767944] ? zap_class+0x640/0x640 [ 268.771987] = 13772kB [ 268.774427] ? pvclock_read_flags+0x160/0x160 [ 268.778122] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 268.780528] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.785006] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 268.793835] ? check_preemption_disabled+0x48/0x280 [ 268.799357] 172 total pagecache pages [ 268.807935] ? __lock_is_held+0xb5/0x140 [ 268.812928] 0 pages in swap cache [ 268.816720] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.820762] Swap cache stats: add 0, delete 0, find 0/0 [ 268.824208] ? check_preemption_disabled+0x48/0x280 [ 268.829722] Free swap = 0kB [ 268.835083] run_timer_softirq+0x52/0xb0 [ 268.840080] Total swap = 0kB [ 268.843105] ? rcu_read_lock_sched_held+0x14f/0x180 [ 268.843122] __do_softirq+0x308/0xb7e [ 268.847171] 1965979 pages RAM [ 268.850187] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 268.855180] 0 pages HighMem/MovableOnly [ 268.858979] ? lock_downgrade+0x900/0x900 [ 268.862063] 342867 pages reserved [ 268.866555] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 268.870508] 0 pages cma reserved [ 268.874657] ? pvclock_read_flags+0x160/0x160 [ 268.878397] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 268.883444] ? lapic_next_event+0x5a/0x90 [ 268.883462] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.883481] ? kvm_clock_read+0x18/0x30 [ 268.886887] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 268.891336] ? kvm_sched_clock_read+0x9/0x20 [ 268.897806] ksoftirqd/1 cpuset= [ 268.901949] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.907466] / [ 268.911445] ? check_preemption_disabled+0x48/0x280 [ 268.921738] mems_allowed=0 [ 268.926169] irq_exit+0x17f/0x1c0 [ 268.948121] smp_apic_timer_interrupt+0x1cb/0x760 [ 268.952984] ? smp_call_function_single_interrupt+0x159/0x650 [ 268.958875] ? smp_call_function_single_interrupt+0x650/0x650 [ 268.964763] ? interrupt_entry+0xb5/0xc0 [ 268.968833] ? trace_hardirqs_off_caller+0xbb/0x310 [ 268.973855] ? trace_hardirqs_off_caller+0xbb/0x310 [ 268.978873] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 268.983803] ? trace_hardirqs_on_caller+0x310/0x310 [ 268.988814] ? trace_hardirqs_on_caller+0x310/0x310 [ 268.993838] ? task_prio+0x50/0x50 [ 268.997382] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.002925] ? check_preemption_disabled+0x48/0x280 [ 269.007954] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 269.012811] apic_timer_interrupt+0xf/0x20 [ 269.017039] [ 269.019305] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 269.024263] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 269.043167] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 269.050880] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 269.058145] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 269.065417] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 269.072688] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 269.079956] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 269.087264] skb_clone+0x1bb/0x500 [ 269.090809] ? finish_task_switch+0x2f4/0x910 [ 269.095312] ? skb_split+0x11e0/0x11e0 [ 269.099256] ? preempt_notifier_register+0x200/0x200 [ 269.104368] ? __switch_to_asm+0x34/0x70 [ 269.108435] ? __switch_to_asm+0x34/0x70 [ 269.112496] ? __switch_to_asm+0x40/0x70 [ 269.116574] ? __switch_to_asm+0x34/0x70 [ 269.120640] ? __switch_to_asm+0x40/0x70 [ 269.124704] ? __switch_to_asm+0x34/0x70 [ 269.128767] ? __switch_to_asm+0x40/0x70 [ 269.132836] ? __switch_to_asm+0x34/0x70 [ 269.136903] ? __switch_to_asm+0x34/0x70 [ 269.140964] ? __switch_to_asm+0x40/0x70 [ 269.145029] ? __switch_to_asm+0x34/0x70 [ 269.149147] bpf_clone_redirect+0xb9/0x490 [ 269.153391] ? __schedule+0x8d7/0x21d0 [ 269.157286] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 269.162308] ? __sched_text_start+0x8/0x8 [ 269.166471] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 269.171237] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 269.175825] ? find_held_lock+0x36/0x1c0 [ 269.179899] ? lock_acquire+0x1ed/0x520 [ 269.183874] ? bpf_test_run+0x3cb/0x780 [ 269.187850] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.193390] ? check_preemption_disabled+0x48/0x280 [ 269.198415] ? kasan_check_read+0x11/0x20 [ 269.202577] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 269.207865] ? rcu_softirq_qs+0x20/0x20 [ 269.211841] ? preempt_schedule+0x4d/0x60 [ 269.216012] ? ___preempt_schedule+0x16/0x18 [ 269.220443] ? bpf_test_run+0x25d/0x780 [ 269.224436] ? netlink_diag_dump+0x2a0/0x2a0 [ 269.228853] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.234391] ? bpf_test_init.isra.10+0x70/0x100 [ 269.239064] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 269.243831] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 269.248677] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 269.254217] ? fput+0x130/0x1a0 [ 269.257499] ? __bpf_prog_get+0x9b/0x290 [ 269.261563] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 269.266410] ? bpf_prog_test_run+0x130/0x1a0 [ 269.270845] ? __x64_sys_bpf+0x3d8/0x520 [ 269.274922] ? bpf_prog_get+0x20/0x20 [ 269.278742] ? do_syscall_64+0x1b9/0x820 [ 269.282828] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 269.288199] ? syscall_return_slowpath+0x5e0/0x5e0 [ 269.293129] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 269.297987] ? trace_hardirqs_on_caller+0x310/0x310 [ 269.303008] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 269.308030] ? prepare_exit_to_usermode+0x291/0x3b0 [ 269.313059] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 269.317918] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 269.323336] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 269.323405] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 269.329924] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 269.329944] Call Trace: [ 269.336524] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 269.345794] dump_stack+0x244/0x39d [ 269.348360] syz-executor1 cpuset= [ 269.358866] ? dump_stack_print_info.cold.1+0x20/0x20 [ 269.362477] syz1 [ 269.365938] warn_alloc.cold.117+0xb7/0x1bd [ 269.371116] mems_allowed=0 [ 269.373105] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 269.385183] ? lock_downgrade+0x900/0x900 [ 269.389353] ? trace_hardirqs_off+0xb8/0x310 [ 269.393772] ? trace_hardirqs_off+0xb8/0x310 [ 269.398193] __alloc_pages_slowpath+0x2660/0x2d70 [ 269.403109] ? warn_alloc+0x120/0x120 [ 269.406923] ? warn_alloc+0x120/0x120 [ 269.410728] ? print_usage_bug+0xc0/0xc0 [ 269.414788] ? warn_alloc+0x120/0x120 [ 269.418604] ? print_usage_bug+0xc0/0xc0 [ 269.422669] ? __lock_acquire+0x62f/0x4c20 [ 269.426909] ? __lock_acquire+0x62f/0x4c20 [ 269.431166] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.436708] ? should_fail+0x22d/0xd01 [ 269.440605] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 269.445714] ? __lock_acquire+0x62f/0x4c20 [ 269.449952] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 269.455059] ? __lock_acquire+0x62f/0x4c20 [ 269.459294] ? should_fail+0x22d/0xd01 [ 269.463194] ? find_held_lock+0x36/0x1c0 [ 269.467266] ? mark_held_locks+0x130/0x130 [ 269.471508] ? mark_held_locks+0x130/0x130 [ 269.475745] ? zap_class+0x640/0x640 [ 269.479462] ? zap_class+0x640/0x640 [ 269.483182] ? print_usage_bug+0xc0/0xc0 [ 269.487241] ? do_raw_spin_unlock+0xa7/0x330 [ 269.491659] ? zap_class+0x640/0x640 [ 269.495376] ? print_usage_bug+0xc0/0xc0 [ 269.499437] ? wq_watchdog_touch+0x9c/0xfe [ 269.503680] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.509247] ? check_preemption_disabled+0x48/0x280 [ 269.514298] ? __lock_is_held+0xb5/0x140 [ 269.518389] __alloc_pages_nodemask+0xa80/0xde0 [ 269.523071] ? zap_class+0x640/0x640 [ 269.526795] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 269.531826] ? find_held_lock+0x36/0x1c0 [ 269.535900] ? ____cache_alloc_node+0x1c7/0x1e0 [ 269.540574] ? lock_downgrade+0x900/0x900 [ 269.544733] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.550282] cache_grow_begin+0xa5/0x8c0 [ 269.554355] ? do_raw_spin_unlock+0xa7/0x330 [ 269.558781] fallback_alloc+0x204/0x2e0 [ 269.562766] ____cache_alloc_node+0x1c7/0x1e0 [ 269.567272] kmem_cache_alloc_node+0xe3/0x730 [ 269.571802] ? ipv6_get_ifaddr+0x42e/0x620 [ 269.576051] __alloc_skb+0x119/0x770 [ 269.579767] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 269.585053] ? netdev_alloc_frag+0x1f0/0x1f0 [ 269.589475] ? lock_downgrade+0x900/0x900 [ 269.593633] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.599186] ? refcount_sub_and_test_checked+0x203/0x310 [ 269.604646] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 269.610103] ? addrconf_rs_timer+0x690/0x690 [ 269.614530] ndisc_alloc_skb+0x144/0x340 [ 269.618600] ndisc_send_rs+0x331/0x6e0 [ 269.622499] addrconf_rs_timer+0x314/0x690 [ 269.626753] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 269.631007] call_timer_fn+0x272/0x920 [ 269.634905] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 269.639150] ? process_timeout+0x40/0x40 [ 269.643224] ? __run_timers+0x7da/0xc70 [ 269.647205] ? _raw_spin_unlock_irq+0x27/0x80 [ 269.651707] ? _raw_spin_unlock_irq+0x27/0x80 [ 269.656202] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 269.660440] ? lockdep_hardirqs_on+0x296/0x5b0 [ 269.665027] ? trace_hardirqs_on+0xbd/0x310 [ 269.669353] ? kasan_check_read+0x11/0x20 [ 269.673543] ? __run_timers+0x7da/0xc70 [ 269.677520] ? trace_hardirqs_off_caller+0x310/0x310 [ 269.682627] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 269.686867] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 269.691107] __run_timers+0x7e5/0xc70 [ 269.694919] ? timer_fixup_init+0x70/0x70 [ 269.699086] ? compat_start_thread+0x80/0x80 [ 269.703508] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.709053] ? kasan_check_write+0x14/0x20 [ 269.713297] ? finish_task_switch+0x2f4/0x910 [ 269.717816] ? __switch_to_asm+0x40/0x70 [ 269.721888] ? preempt_notifier_register+0x200/0x200 [ 269.726992] ? __switch_to_asm+0x34/0x70 [ 269.731056] ? __switch_to_asm+0x40/0x70 [ 269.735125] ? __switch_to_asm+0x34/0x70 [ 269.739184] ? __switch_to_asm+0x40/0x70 [ 269.743245] ? __switch_to_asm+0x34/0x70 [ 269.747309] ? __switch_to_asm+0x40/0x70 [ 269.751394] ? pvclock_read_flags+0x160/0x160 [ 269.755892] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.761436] ? check_preemption_disabled+0x48/0x280 [ 269.766472] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 269.772014] ? rcu_pm_notify+0xc0/0xc0 [ 269.775901] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.781441] ? check_preemption_disabled+0x48/0x280 [ 269.786468] run_timer_softirq+0x52/0xb0 [ 269.790529] ? rcu_read_lock_sched_held+0x14f/0x180 [ 269.795549] __do_softirq+0x308/0xb7e [ 269.799373] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 269.804480] ? trace_hardirqs_off+0xb8/0x310 [ 269.808915] ? rcu_irq_enter+0x18c/0x310 [ 269.812983] ? schedule+0x108/0x460 [ 269.816614] ? __schedule+0x21d0/0x21d0 [ 269.820595] ? trace_hardirqs_off+0xb8/0x310 [ 269.825005] ? smpboot_thread_fn+0x68b/0xa00 [ 269.829416] ? trace_hardirqs_on+0x310/0x310 [ 269.833843] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.839385] ? check_preemption_disabled+0x48/0x280 [ 269.844406] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.849949] ? takeover_tasklets+0xa90/0xa90 [ 269.854369] run_ksoftirqd+0x5e/0x100 [ 269.858199] smpboot_thread_fn+0x68b/0xa00 [ 269.862445] ? sort_range+0x30/0x30 [ 269.866080] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 269.871216] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.876755] ? __kthread_parkme+0xfb/0x1a0 [ 269.880999] kthread+0x35a/0x420 [ 269.884368] ? sort_range+0x30/0x30 [ 269.887997] ? kthread_stop+0x900/0x900 [ 269.891980] ret_from_fork+0x3a/0x50 [ 269.895715] warn_alloc_show_mem: 1 callbacks suppressed [ 269.895727] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 269.895729] Mem-Info: [ 269.895761] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 269.895761] active_file:16 inactive_file:18 isolated_file:0 [ 269.895761] unevictable:0 dirty:0 writeback:0 unstable:0 [ 269.895761] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 269.895761] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 269.895761] free:13683 free_pcp:153 free_cma:0 [ 269.901098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 269.901107] Call Trace: [ 269.908154] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 269.910560] [ 269.943428] Node 0 [ 269.952787] dump_stack+0x244/0x39d [ 269.955383] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 269.982865] ? dump_stack_print_info.cold.1+0x20/0x20 [ 269.984998] lowmem_reserve[]: [ 269.987242] warn_alloc.cold.117+0xb7/0x1bd [ 269.990840] 0 [ 270.016373] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 270.021546] 2818 [ 270.024652] ? lock_downgrade+0x900/0x900 [ 270.028953] 6321 [ 270.030759] ? trace_hardirqs_off+0xb8/0x310 [ 270.035581] 6321 [ 270.037649] ? trace_hardirqs_off+0xb8/0x310 [ 270.043839] __alloc_pages_slowpath+0x2660/0x2d70 [ 270.048219] Node 0 [ 270.050302] ? warn_alloc+0x120/0x120 [ 270.054689] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 270.059505] ? warn_alloc+0x120/0x120 [ 270.061712] lowmem_reserve[]: 0 [ 270.065522] ? print_usage_bug+0xc0/0xc0 [ 270.092208] 0 3503 [ 270.096018] ? warn_alloc+0x120/0x120 [ 270.099337] 3503 [ 270.103424] ? print_usage_bug+0xc0/0xc0 [ 270.105642] Node 0 [ 270.109443] ? __lock_acquire+0x62f/0x4c20 [ 270.111524] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 270.115559] ? __lock_acquire+0x62f/0x4c20 [ 270.117772] lowmem_reserve[]: 0 [ 270.122015] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 270.150265] 0 0 [ 270.154512] ? should_fail+0x22d/0xd01 [ 270.157770] 0 [ 270.163306] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 270.169141] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 270.170923] Node 0 [ 270.176201] ? __lock_acquire+0x62f/0x4c20 [ 270.181280] DMA: [ 270.183517] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 270.187729] 1*4kB [ 270.189787] ? __lock_acquire+0x62f/0x4c20 [ 270.194868] (U) [ 270.197012] ? should_fail+0x22d/0xd01 [ 270.201226] 0*8kB [ 270.203210] ? rcu_irq_exit+0x1a2/0x390 [ 270.207072] 0*16kB [ 270.209238] ? mark_held_locks+0x130/0x130 [ 270.213210] 1*32kB [ 270.215447] ? mark_held_locks+0x130/0x130 [ 270.219652] (U) 2*64kB [ 270.221900] ? mark_held_locks+0xc7/0x130 [ 270.226118] (U) [ 270.228700] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 270.232831] 1*128kB [ 270.234805] ? zap_class+0x640/0x640 [ 270.239810] (U) [ 270.242135] ? print_usage_bug+0xc0/0xc0 [ 270.245834] 1*256kB [ 270.247808] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.251854] (U) [ 270.254176] ? check_preemption_disabled+0x48/0x280 [ 270.259702] 0*512kB [ 270.261685] ? __lock_is_held+0xb5/0x140 [ 270.266674] 1*1024kB [ 270.269008] __alloc_pages_nodemask+0xa80/0xde0 [ 270.273044] (U) [ 270.275456] ? zap_class+0x640/0x640 [ 270.280107] 1*2048kB [ 270.282094] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 270.285801] (M) [ 270.288219] ? find_held_lock+0x36/0x1c0 [ 270.293208] 3*4096kB [ 270.295202] ? ____cache_alloc_node+0x1c7/0x1e0 [ 270.299238] (M) [ 270.301648] ? lock_downgrade+0x900/0x900 [ 270.306303] = 15908kB [ 270.308289] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.312417] Node 0 [ 270.314833] cache_grow_begin+0xa5/0x8c0 [ 270.320354] DMA32: [ 270.322587] ? do_raw_spin_unlock+0xa7/0x330 [ 270.326628] 5*4kB [ 270.328875] fallback_alloc+0x204/0x2e0 [ 270.333260] (UM) [ 270.335410] ____cache_alloc_node+0x1c7/0x1e0 [ 270.339386] 1*8kB [ 270.341461] kmem_cache_alloc_node+0xe3/0x730 [ 270.345933] (U) [ 270.348079] ? ipv6_get_ifaddr+0x42e/0x620 [ 270.352555] 2*16kB [ 270.354535] __alloc_skb+0x119/0x770 [ 270.358744] (M) [ 270.361003] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 270.364717] 1*32kB [ 270.366703] ? netdev_alloc_frag+0x1f0/0x1f0 [ 270.371958] (M) [ 270.374195] ? lock_downgrade+0x900/0x900 [ 270.378585] 4*64kB [ 270.380573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.384696] (UM) [ 270.386934] ? refcount_sub_and_test_checked+0x203/0x310 [ 270.392447] 5*128kB [ 270.394547] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 270.399974] (UM) [ 270.402297] ? addrconf_rs_timer+0x690/0x690 [ 270.407725] 4*256kB [ 270.409800] ndisc_alloc_skb+0x144/0x340 [ 270.414179] (UM) [ 270.416504] ndisc_send_rs+0x331/0x6e0 [ 270.420547] 3*512kB [ 270.422614] addrconf_rs_timer+0x314/0x690 [ 270.426478] (M) [ 270.428801] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.433014] 3*1024kB [ 270.434999] call_timer_fn+0x272/0x920 [ 270.439203] (UM) [ 270.441617] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.445486] 3*2048kB [ 270.447546] ? process_timeout+0x40/0x40 [ 270.451757] (UM) [ 270.454173] ? __run_timers+0x7da/0xc70 [ 270.458208] 3*4096kB [ 270.460278] ? _raw_spin_unlock_irq+0x27/0x80 [ 270.464238] (M) [ 270.466648] ? _raw_spin_unlock_irq+0x27/0x80 [ 270.471126] = 25052kB [ 270.473103] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.473121] ? lockdep_hardirqs_on+0x296/0x5b0 [ 270.477602] Node 0 [ 270.480023] ? trace_hardirqs_on+0xbd/0x310 [ 270.484239] Normal: [ 270.488823] ? kasan_check_read+0x11/0x20 [ 270.491039] 943*4kB [ 270.495363] ? __run_timers+0x7da/0xc70 [ 270.497665] (ME) [ 270.501811] ? trace_hardirqs_off_caller+0x310/0x310 [ 270.504121] 466*8kB [ 270.508089] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.510144] (UME) [ 270.515244] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.517546] 200*16kB [ 270.521777] __run_timers+0x7e5/0xc70 [ 270.523905] (UME) [ 270.528146] ? timer_fixup_init+0x70/0x70 [ 270.530524] 78*32kB (UME) [ 270.534344] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 270.536478] 9*64kB [ 270.540626] ? zap_class+0x640/0x640 [ 270.543449] (UM) [ 270.548463] ? enqueue_hrtimer+0x1a5/0x560 [ 270.550680] 0*128kB [ 270.554393] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 270.556443] 0*256kB [ 270.560690] ? find_held_lock+0x36/0x1c0 [ 270.563003] 0*512kB [ 270.568190] ? zap_class+0x640/0x640 [ 270.570497] 0*1024kB [ 270.574554] ? pvclock_read_flags+0x160/0x160 [ 270.576855] 0*2048kB [ 270.580566] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.582960] 0*4096kB [ 270.587457] ? check_preemption_disabled+0x48/0x280 [ 270.589844] = 13772kB [ 270.595392] ? __lock_is_held+0xb5/0x140 [ 270.597785] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 270.602791] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.605190] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 270.609242] ? check_preemption_disabled+0x48/0x280 [ 270.618073] 172 total pagecache pages [ 270.623620] run_timer_softirq+0x52/0xb0 [ 270.632191] 0 pages in swap cache [ 270.637199] ? rcu_read_lock_sched_held+0x14f/0x180 [ 270.640987] Swap cache stats: add 0, delete 0, find 0/0 [ 270.645059] __do_softirq+0x308/0xb7e [ 270.648492] Free swap = 0kB [ 270.648501] Total swap = 0kB [ 270.653518] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 270.658860] 1965979 pages RAM [ 270.662676] ? lock_downgrade+0x900/0x900 [ 270.665666] 0 pages HighMem/MovableOnly [ 270.665676] 342867 pages reserved [ 270.668690] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 270.673167] 0 pages cma reserved [ 270.676275] ? pvclock_read_flags+0x160/0x160 [ 270.680478] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 270.684380] ? lapic_next_event+0x5a/0x90 [ 270.684398] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.684417] ? kvm_clock_read+0x18/0x30 [ 270.687937] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 270.692953] ? kvm_sched_clock_read+0x9/0x20 [ 270.696341] ksoftirqd/1 cpuset= [ 270.700840] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.707310] / [ 270.711465] ? check_preemption_disabled+0x48/0x280 [ 270.716986] mems_allowed=0 [ 270.720958] irq_exit+0x17f/0x1c0 [ 270.757526] smp_apic_timer_interrupt+0x1cb/0x760 [ 270.762367] ? smp_call_function_single_interrupt+0x159/0x650 [ 270.768257] ? smp_call_function_single_interrupt+0x650/0x650 [ 270.774184] ? interrupt_entry+0xb5/0xc0 [ 270.778249] ? trace_hardirqs_off_caller+0xbb/0x310 [ 270.783264] ? trace_hardirqs_off_caller+0xbb/0x310 [ 270.788284] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 270.793134] ? trace_hardirqs_on_caller+0x310/0x310 [ 270.798152] ? trace_hardirqs_on_caller+0x310/0x310 [ 270.803169] ? task_prio+0x50/0x50 [ 270.806713] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.812256] ? check_preemption_disabled+0x48/0x280 [ 270.817281] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 270.822135] apic_timer_interrupt+0xf/0x20 [ 270.826390] [ 270.828647] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 270.833609] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 270.852522] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 270.860230] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 270.867513] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 270.874781] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 270.882292] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 270.889566] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 270.896887] skb_clone+0x1bb/0x500 [ 270.900435] ? finish_task_switch+0x2f4/0x910 [ 270.904939] ? skb_split+0x11e0/0x11e0 [ 270.908831] ? preempt_notifier_register+0x200/0x200 [ 270.913936] ? __switch_to_asm+0x34/0x70 [ 270.918026] ? __switch_to_asm+0x34/0x70 [ 270.922096] ? __switch_to_asm+0x40/0x70 [ 270.926183] ? __switch_to_asm+0x34/0x70 [ 270.930242] ? __switch_to_asm+0x40/0x70 [ 270.934299] ? __switch_to_asm+0x34/0x70 [ 270.938412] ? __switch_to_asm+0x40/0x70 [ 270.942472] ? __switch_to_asm+0x34/0x70 [ 270.946536] ? __switch_to_asm+0x34/0x70 [ 270.950628] ? __switch_to_asm+0x40/0x70 [ 270.954691] ? __switch_to_asm+0x34/0x70 [ 270.958766] bpf_clone_redirect+0xb9/0x490 [ 270.963001] ? __schedule+0x8d7/0x21d0 [ 270.966896] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 270.971920] ? __sched_text_start+0x8/0x8 [ 270.976074] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 270.980839] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 270.985595] ? find_held_lock+0x36/0x1c0 [ 270.989682] ? lock_acquire+0x1ed/0x520 [ 270.993657] ? bpf_test_run+0x3cb/0x780 [ 270.997636] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.003174] ? check_preemption_disabled+0x48/0x280 [ 271.008747] ? kasan_check_read+0x11/0x20 [ 271.012946] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 271.018229] ? rcu_softirq_qs+0x20/0x20 [ 271.022209] ? preempt_schedule+0x4d/0x60 [ 271.026368] ? ___preempt_schedule+0x16/0x18 [ 271.030788] ? bpf_test_run+0x25d/0x780 [ 271.034781] ? netlink_diag_dump+0x2a0/0x2a0 [ 271.039196] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.044737] ? bpf_test_init.isra.10+0x70/0x100 [ 271.049418] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 271.054187] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 271.059032] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 271.064601] ? fput+0x130/0x1a0 [ 271.067889] ? __bpf_prog_get+0x9b/0x290 [ 271.071957] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 271.076801] ? bpf_prog_test_run+0x130/0x1a0 [ 271.081215] ? __x64_sys_bpf+0x3d8/0x520 [ 271.085278] ? bpf_prog_get+0x20/0x20 [ 271.089123] ? do_syscall_64+0x1b9/0x820 [ 271.093191] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 271.098562] ? syscall_return_slowpath+0x5e0/0x5e0 [ 271.103509] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 271.108383] ? trace_hardirqs_on_caller+0x310/0x310 [ 271.113410] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 271.118430] ? prepare_exit_to_usermode+0x291/0x3b0 [ 271.123456] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 271.128313] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 271.133711] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 271.133778] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 271.140299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 271.140309] Call Trace: [ 271.146901] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 271.156155] dump_stack+0x244/0x39d [ 271.158720] syz-executor1 cpuset= [ 271.169201] ? dump_stack_print_info.cold.1+0x20/0x20 [ 271.172810] syz1 [ 271.176281] warn_alloc.cold.117+0xb7/0x1bd [ 271.181445] mems_allowed=0 [ 271.183457] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 271.195621] ? lock_downgrade+0x900/0x900 [ 271.199784] ? trace_hardirqs_off+0xb8/0x310 [ 271.204233] ? trace_hardirqs_off+0xb8/0x310 [ 271.208695] __alloc_pages_slowpath+0x2660/0x2d70 [ 271.213570] ? warn_alloc+0x120/0x120 [ 271.217378] ? warn_alloc+0x120/0x120 [ 271.221187] ? print_usage_bug+0xc0/0xc0 [ 271.225249] ? warn_alloc+0x120/0x120 [ 271.229047] ? update_curr+0x4cf/0xbd0 [ 271.232940] ? print_usage_bug+0xc0/0xc0 [ 271.237037] ? lock_downgrade+0x900/0x900 [ 271.241189] ? check_preemption_disabled+0x48/0x280 [ 271.246220] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 271.251153] ? kasan_check_read+0x11/0x20 [ 271.255304] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.260849] ? should_fail+0x22d/0xd01 [ 271.264749] ? rcu_softirq_qs+0x20/0x20 [ 271.268726] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 271.273837] ? __lock_acquire+0x62f/0x4c20 [ 271.278099] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 271.283208] ? __lock_acquire+0x62f/0x4c20 [ 271.287442] ? should_fail+0x22d/0xd01 [ 271.291347] ? mark_held_locks+0x130/0x130 [ 271.295588] ? mark_held_locks+0x130/0x130 [ 271.299834] ? zap_class+0x640/0x640 [ 271.303548] ? print_usage_bug+0xc0/0xc0 [ 271.307612] ? rcu_softirq_qs+0x20/0x20 [ 271.311590] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.317133] ? check_preemption_disabled+0x48/0x280 [ 271.322165] ? __lock_is_held+0xb5/0x140 [ 271.326238] __alloc_pages_nodemask+0xa80/0xde0 [ 271.330909] ? zap_class+0x640/0x640 [ 271.334634] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 271.339666] ? find_held_lock+0x36/0x1c0 [ 271.343754] ? ____cache_alloc_node+0x1c7/0x1e0 [ 271.348444] ? lock_downgrade+0x900/0x900 [ 271.352616] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.358160] cache_grow_begin+0xa5/0x8c0 [ 271.362237] ? do_raw_spin_unlock+0xa7/0x330 [ 271.366655] fallback_alloc+0x204/0x2e0 [ 271.370640] ____cache_alloc_node+0x1c7/0x1e0 [ 271.375147] kmem_cache_alloc_node+0xe3/0x730 [ 271.379649] ? ipv6_get_ifaddr+0x42e/0x620 [ 271.383900] __alloc_skb+0x119/0x770 [ 271.387616] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 271.392897] ? netdev_alloc_frag+0x1f0/0x1f0 [ 271.397306] ? lock_downgrade+0x900/0x900 [ 271.401476] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.407017] ? refcount_sub_and_test_checked+0x203/0x310 [ 271.412477] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 271.417936] ? addrconf_rs_timer+0x690/0x690 [ 271.422367] ndisc_alloc_skb+0x144/0x340 [ 271.426439] ndisc_send_rs+0x331/0x6e0 [ 271.430345] addrconf_rs_timer+0x314/0x690 [ 271.434591] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.438844] call_timer_fn+0x272/0x920 [ 271.442739] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.446981] ? process_timeout+0x40/0x40 [ 271.451079] ? __run_timers+0x7da/0xc70 [ 271.455064] ? _raw_spin_unlock_irq+0x27/0x80 [ 271.459578] ? _raw_spin_unlock_irq+0x27/0x80 [ 271.464095] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.468339] ? lockdep_hardirqs_on+0x296/0x5b0 [ 271.472929] ? trace_hardirqs_on+0xbd/0x310 [ 271.477255] ? kasan_check_read+0x11/0x20 [ 271.481408] ? __run_timers+0x7da/0xc70 [ 271.485387] ? trace_hardirqs_off_caller+0x310/0x310 [ 271.490504] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.494744] __run_timers+0x7e5/0xc70 [ 271.498565] ? timer_fixup_init+0x70/0x70 [ 271.502716] ? compat_start_thread+0x80/0x80 [ 271.507129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.512683] ? kasan_check_write+0x14/0x20 [ 271.516920] ? finish_task_switch+0x2f4/0x910 [ 271.521419] ? __switch_to_asm+0x40/0x70 [ 271.525491] ? preempt_notifier_register+0x200/0x200 [ 271.530607] ? __switch_to_asm+0x34/0x70 [ 271.534684] ? __switch_to_asm+0x40/0x70 [ 271.538752] ? __switch_to_asm+0x34/0x70 [ 271.542818] ? __switch_to_asm+0x40/0x70 [ 271.546883] ? __switch_to_asm+0x34/0x70 [ 271.550948] ? __switch_to_asm+0x40/0x70 [ 271.555028] ? pvclock_read_flags+0x160/0x160 [ 271.559532] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.565074] ? check_preemption_disabled+0x48/0x280 [ 271.570116] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 271.575681] ? rcu_pm_notify+0xc0/0xc0 [ 271.579576] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.585123] ? check_preemption_disabled+0x48/0x280 [ 271.590191] run_timer_softirq+0x52/0xb0 [ 271.594269] ? rcu_read_lock_sched_held+0x14f/0x180 [ 271.599292] __do_softirq+0x308/0xb7e [ 271.603121] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 271.608227] ? trace_hardirqs_off+0xb8/0x310 [ 271.612641] ? rcu_irq_enter+0x18c/0x310 [ 271.616715] ? schedule+0x108/0x460 [ 271.620355] ? __schedule+0x21d0/0x21d0 [ 271.624347] ? trace_hardirqs_off+0xb8/0x310 [ 271.628761] ? smpboot_thread_fn+0x68b/0xa00 [ 271.633186] ? trace_hardirqs_on+0x310/0x310 [ 271.637613] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.643152] ? check_preemption_disabled+0x48/0x280 [ 271.648170] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.653738] ? takeover_tasklets+0xa90/0xa90 [ 271.658165] run_ksoftirqd+0x5e/0x100 [ 271.661972] smpboot_thread_fn+0x68b/0xa00 [ 271.666217] ? sort_range+0x30/0x30 [ 271.669850] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 271.674957] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.680502] ? __kthread_parkme+0xfb/0x1a0 [ 271.684763] kthread+0x35a/0x420 [ 271.688156] ? sort_range+0x30/0x30 [ 271.691795] ? kthread_stop+0x900/0x900 [ 271.695776] ret_from_fork+0x3a/0x50 [ 271.699532] warn_alloc_show_mem: 1 callbacks suppressed [ 271.699545] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 271.699547] Mem-Info: [ 271.699577] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 271.699577] active_file:16 inactive_file:18 isolated_file:0 [ 271.699577] unevictable:0 dirty:0 writeback:0 unstable:0 [ 271.699577] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 271.699577] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 271.699577] free:13683 free_pcp:153 free_cma:0 [ 271.704932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 271.711964] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 271.714378] Call Trace: [ 271.747254] Node 0 [ 271.756609] [ 271.784123] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 271.786688] dump_stack+0x244/0x39d [ 271.788891] lowmem_reserve[]: 0 [ 271.791052] ? dump_stack_print_info.cold.1+0x20/0x20 [ 271.816524] 2818 6321 [ 271.820173] warn_alloc.cold.117+0xb7/0x1bd [ 271.823423] 6321 [ 271.828628] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 271.835429] ? lock_downgrade+0x900/0x900 [ 271.837476] Node 0 [ 271.842324] ? trace_hardirqs_off+0xb8/0x310 [ 271.846485] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 271.848716] ? trace_hardirqs_off+0xb8/0x310 [ 271.853086] lowmem_reserve[]: 0 [ 271.880051] __alloc_pages_slowpath+0x2660/0x2d70 [ 271.884433] 0 [ 271.887735] ? warn_alloc+0x120/0x120 [ 271.892530] 3503 [ 271.894372] ? warn_alloc+0x120/0x120 [ 271.898152] 3503 [ 271.900219] ? print_usage_bug+0xc0/0xc0 [ 271.906060] ? warn_alloc+0x120/0x120 [ 271.910104] Node 0 [ 271.913896] ? print_usage_bug+0xc0/0xc0 [ 271.913928] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 271.913935] lowmem_reserve[]: [ 271.916170] ? __lock_acquire+0x62f/0x4c20 [ 271.920199] 0 0 [ 271.948485] ? __lock_acquire+0x62f/0x4c20 [ 271.951580] 0 [ 271.955823] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.957776] 0 [ 271.962006] ? should_fail+0x22d/0xd01 [ 271.969320] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 271.971116] Node 0 [ 271.975006] ? __lock_acquire+0x62f/0x4c20 [ 271.980085] DMA: [ 271.982320] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 271.986545] 1*4kB [ 271.988608] ? __lock_acquire+0x62f/0x4c20 [ 271.993691] (U) [ 271.995838] ? should_fail+0x22d/0xd01 [ 272.000055] 0*8kB [ 272.002035] ? mark_held_locks+0x130/0x130 [ 272.005895] 0*16kB [ 272.008046] ? mark_held_locks+0x130/0x130 [ 272.012271] 1*32kB [ 272.014516] ? zap_class+0x640/0x640 [ 272.018729] (U) [ 272.020964] ? print_usage_bug+0xc0/0xc0 [ 272.024658] 2*64kB [ 272.026635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.030671] (U) [ 272.032916] ? check_preemption_disabled+0x48/0x280 [ 272.038435] 1*128kB [ 272.040417] ? __lock_is_held+0xb5/0x140 [ 272.045407] (U) [ 272.047738] __alloc_pages_nodemask+0xa80/0xde0 [ 272.051771] 1*256kB (U) [ 272.053768] ? zap_class+0x640/0x640 [ 272.058412] 0*512kB 1*1024kB [ 272.061094] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 272.064793] (U) [ 272.067903] ? find_held_lock+0x36/0x1c0 [ 272.072891] 1*2048kB (M) [ 272.074883] ? ____cache_alloc_node+0x1c7/0x1e0 [ 272.078918] 3*4096kB [ 272.081677] ? lock_downgrade+0x900/0x900 [ 272.086322] (M) [ 272.088743] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.092868] = 15908kB [ 272.094845] cache_grow_begin+0xa5/0x8c0 [ 272.100359] Node 0 [ 272.102766] ? do_raw_spin_unlock+0xa7/0x330 [ 272.106811] DMA32: [ 272.109051] fallback_alloc+0x204/0x2e0 [ 272.113436] 5*4kB [ 272.115674] ____cache_alloc_node+0x1c7/0x1e0 [ 272.119625] (UM) [ 272.121777] kmem_cache_alloc_node+0xe3/0x730 [ 272.126247] 1*8kB [ 272.128309] ? ipv6_get_ifaddr+0x42e/0x620 [ 272.132784] (U) [ 272.134942] __alloc_skb+0x119/0x770 [ 272.139154] 2*16kB [ 272.141130] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 272.144818] (M) [ 272.147055] ? netdev_alloc_frag+0x1f0/0x1f0 [ 272.152313] 1*32kB [ 272.154296] ? lock_downgrade+0x900/0x900 [ 272.158680] (M) [ 272.160922] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.165044] 4*64kB [ 272.167020] ? refcount_sub_and_test_checked+0x203/0x310 [ 272.172531] (UM) [ 272.174772] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 272.180200] 5*128kB [ 272.182266] ? addrconf_rs_timer+0x690/0x690 [ 272.187695] (UM) [ 272.190025] ndisc_alloc_skb+0x144/0x340 [ 272.194409] 4*256kB [ 272.196473] ndisc_send_rs+0x331/0x6e0 [ 272.200510] (UM) [ 272.202837] addrconf_rs_timer+0x314/0x690 [ 272.206698] 3*512kB (M) [ 272.208774] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.212984] 3*1024kB (UM) [ 272.215674] call_timer_fn+0x272/0x920 [ 272.219880] 3*2048kB [ 272.222719] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.226588] (UM) [ 272.229007] ? process_timeout+0x40/0x40 [ 272.233223] 3*4096kB [ 272.235289] ? __run_timers+0x7da/0xc70 [ 272.239323] (M) [ 272.241742] ? _raw_spin_unlock_irq+0x27/0x80 [ 272.245695] = 25052kB [ 272.247674] ? _raw_spin_unlock_irq+0x27/0x80 [ 272.252154] Node 0 [ 272.254563] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.259038] Normal: [ 272.261276] ? lockdep_hardirqs_on+0x296/0x5b0 [ 272.265489] 943*4kB [ 272.267815] ? trace_hardirqs_on+0xbd/0x310 [ 272.272376] (ME) [ 272.274704] ? kasan_check_read+0x11/0x20 [ 272.279002] 466*8kB [ 272.281070] ? __run_timers+0x7da/0xc70 [ 272.285197] (UME) [ 272.287519] ? trace_hardirqs_off_caller+0x310/0x310 [ 272.291467] 200*16kB (UME) [ 272.293636] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.298712] 78*32kB [ 272.301647] __run_timers+0x7e5/0xc70 [ 272.305861] (UME) [ 272.308193] ? timer_fixup_init+0x70/0x70 [ 272.311958] 9*64kB (UM) [ 272.314141] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 272.318253] 0*128kB 0*256kB [ 272.320933] ? zap_class+0x640/0x640 [ 272.325927] 0*512kB [ 272.328946] ? enqueue_hrtimer+0x1a5/0x560 [ 272.332639] 0*1024kB [ 272.334961] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 272.339175] 0*2048kB [ 272.341585] ? find_held_lock+0x36/0x1c0 [ 272.346754] 0*4096kB [ 272.349165] ? zap_class+0x640/0x640 [ 272.353209] = 13772kB [ 272.355622] ? pvclock_read_flags+0x160/0x160 [ 272.359318] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 272.361734] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.366206] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 272.366216] 172 total pagecache pages [ 272.375077] ? check_preemption_disabled+0x48/0x280 [ 272.380617] 0 pages in swap cache [ 272.389190] ? __lock_is_held+0xb5/0x140 [ 272.392967] Swap cache stats: add 0, delete 0, find 0/0 [ 272.397977] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.401406] Free swap = 0kB [ 272.401415] Total swap = 0kB [ 272.405480] ? check_preemption_disabled+0x48/0x280 [ 272.410820] 1965979 pages RAM [ 272.416361] run_timer_softirq+0x52/0xb0 [ 272.419363] 0 pages HighMem/MovableOnly [ 272.422383] ? rcu_read_lock_sched_held+0x14f/0x180 [ 272.427375] 342867 pages reserved [ 272.427384] 0 pages cma reserved [ 272.430490] __do_softirq+0x308/0xb7e [ 272.434616] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 272.438502] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 272.443611] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 272.446960] ? lock_downgrade+0x900/0x900 [ 272.450305] ksoftirqd/1 cpuset= [ 272.454140] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 272.460606] / [ 272.465121] ? pvclock_read_flags+0x160/0x160 [ 272.475410] mems_allowed=0 [ 272.479566] ? lapic_next_event+0x5a/0x90 [ 272.501156] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.506699] ? kvm_clock_read+0x18/0x30 [ 272.510677] ? kvm_sched_clock_read+0x9/0x20 [ 272.515093] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.520634] ? check_preemption_disabled+0x48/0x280 [ 272.525665] irq_exit+0x17f/0x1c0 [ 272.529134] smp_apic_timer_interrupt+0x1cb/0x760 [ 272.534004] ? smp_call_function_single_interrupt+0x159/0x650 [ 272.539893] ? smp_call_function_single_interrupt+0x650/0x650 [ 272.545780] ? interrupt_entry+0xb5/0xc0 [ 272.549845] ? trace_hardirqs_off_caller+0xbb/0x310 [ 272.554861] ? trace_hardirqs_off_caller+0xbb/0x310 [ 272.559884] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 272.564780] ? trace_hardirqs_on_caller+0x310/0x310 [ 272.569800] ? trace_hardirqs_on_caller+0x310/0x310 [ 272.574818] ? task_prio+0x50/0x50 [ 272.578373] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.583911] ? check_preemption_disabled+0x48/0x280 [ 272.588979] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 272.593834] apic_timer_interrupt+0xf/0x20 [ 272.598070] [ 272.600317] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 272.605295] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 272.624202] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 272.631964] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 272.639235] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 272.646502] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 272.653780] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 272.661052] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 272.668379] skb_clone+0x1bb/0x500 [ 272.671936] ? finish_task_switch+0x2f4/0x910 [ 272.676440] ? skb_split+0x11e0/0x11e0 [ 272.680355] ? preempt_notifier_register+0x200/0x200 [ 272.685465] ? __switch_to_asm+0x34/0x70 [ 272.689531] ? __switch_to_asm+0x34/0x70 [ 272.693610] ? __switch_to_asm+0x40/0x70 [ 272.697677] ? __switch_to_asm+0x34/0x70 [ 272.701742] ? __switch_to_asm+0x40/0x70 [ 272.705802] ? __switch_to_asm+0x34/0x70 [ 272.709867] ? __switch_to_asm+0x40/0x70 [ 272.713930] ? __switch_to_asm+0x34/0x70 [ 272.718007] ? __switch_to_asm+0x34/0x70 [ 272.722065] ? __switch_to_asm+0x40/0x70 [ 272.726127] ? __switch_to_asm+0x34/0x70 [ 272.730198] bpf_clone_redirect+0xb9/0x490 [ 272.734438] ? __schedule+0x8d7/0x21d0 [ 272.738346] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 272.743375] ? __sched_text_start+0x8/0x8 [ 272.747530] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 272.752294] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 272.756895] ? find_held_lock+0x36/0x1c0 [ 272.760970] ? lock_acquire+0x1ed/0x520 [ 272.764972] ? bpf_test_run+0x3cb/0x780 [ 272.768969] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.774511] ? check_preemption_disabled+0x48/0x280 [ 272.779541] ? kasan_check_read+0x11/0x20 [ 272.783705] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 272.788987] ? rcu_softirq_qs+0x20/0x20 [ 272.792962] ? preempt_schedule+0x4d/0x60 [ 272.797124] ? ___preempt_schedule+0x16/0x18 [ 272.801542] ? bpf_test_run+0x25d/0x780 [ 272.805534] ? netlink_diag_dump+0x2a0/0x2a0 [ 272.809969] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 272.815510] ? bpf_test_init.isra.10+0x70/0x100 [ 272.820190] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 272.824957] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 272.829807] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 272.835377] ? fput+0x130/0x1a0 [ 272.838664] ? __bpf_prog_get+0x9b/0x290 [ 272.842732] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 272.847575] ? bpf_prog_test_run+0x130/0x1a0 [ 272.851993] ? __x64_sys_bpf+0x3d8/0x520 [ 272.856060] ? bpf_prog_get+0x20/0x20 [ 272.859889] ? do_syscall_64+0x1b9/0x820 [ 272.863953] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 272.869320] ? syscall_return_slowpath+0x5e0/0x5e0 [ 272.874267] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 272.879357] ? trace_hardirqs_on_caller+0x310/0x310 [ 272.884381] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 272.889404] ? prepare_exit_to_usermode+0x291/0x3b0 [ 272.894431] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 272.899284] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 272.904700] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 272.904783] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 272.911304] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 272.911309] Call Trace: [ 272.911339] dump_stack+0x244/0x39d [ 272.911361] ? dump_stack_print_info.cold.1+0x20/0x20 [ 272.917888] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 272.927227] warn_alloc.cold.117+0xb7/0x1bd [ 272.929788] syz-executor1 cpuset= [ 272.933412] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 272.938582] syz1 [ 272.949088] ? lock_downgrade+0x900/0x900 [ 272.953390] mems_allowed=0 [ 272.956847] ? trace_hardirqs_off+0xb8/0x310 [ 272.975117] ? trace_hardirqs_off+0xb8/0x310 [ 272.979541] __alloc_pages_slowpath+0x2660/0x2d70 [ 272.984574] ? warn_alloc+0x120/0x120 [ 272.988385] ? warn_alloc+0x120/0x120 [ 272.992189] ? print_usage_bug+0xc0/0xc0 [ 272.996256] ? warn_alloc+0x120/0x120 [ 273.000065] ? print_usage_bug+0xc0/0xc0 [ 273.004135] ? __lock_acquire+0x62f/0x4c20 [ 273.008376] ? __lock_acquire+0x62f/0x4c20 [ 273.012620] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.018163] ? should_fail+0x22d/0xd01 [ 273.022055] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 273.027162] ? __lock_acquire+0x62f/0x4c20 [ 273.031442] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 273.036545] ? __lock_acquire+0x62f/0x4c20 [ 273.040777] ? should_fail+0x22d/0xd01 [ 273.044673] ? find_held_lock+0x36/0x1c0 [ 273.048747] ? mark_held_locks+0x130/0x130 [ 273.052988] ? mark_held_locks+0x130/0x130 [ 273.057231] ? zap_class+0x640/0x640 [ 273.060963] ? mark_held_locks+0xc7/0x130 [ 273.065120] ? do_raw_spin_unlock+0xa7/0x330 [ 273.069530] ? zap_class+0x640/0x640 [ 273.073249] ? print_usage_bug+0xc0/0xc0 [ 273.077320] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.082870] ? check_preemption_disabled+0x48/0x280 [ 273.087901] ? __lock_is_held+0xb5/0x140 [ 273.091975] __alloc_pages_nodemask+0xa80/0xde0 [ 273.096651] ? zap_class+0x640/0x640 [ 273.100374] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 273.105408] ? find_held_lock+0x36/0x1c0 [ 273.109486] ? ____cache_alloc_node+0x1c7/0x1e0 [ 273.114159] ? lock_downgrade+0x900/0x900 [ 273.118320] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.123876] cache_grow_begin+0xa5/0x8c0 [ 273.127939] ? do_raw_spin_unlock+0xa7/0x330 [ 273.132365] fallback_alloc+0x204/0x2e0 [ 273.136359] ____cache_alloc_node+0x1c7/0x1e0 [ 273.140869] kmem_cache_alloc_node+0xe3/0x730 [ 273.145369] ? ipv6_get_ifaddr+0x42e/0x620 [ 273.149637] __alloc_skb+0x119/0x770 [ 273.153373] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 273.158669] ? netdev_alloc_frag+0x1f0/0x1f0 [ 273.163083] ? lock_downgrade+0x900/0x900 [ 273.167250] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.172791] ? refcount_sub_and_test_checked+0x203/0x310 [ 273.178271] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 273.183760] ? addrconf_rs_timer+0x690/0x690 [ 273.188185] ndisc_alloc_skb+0x144/0x340 [ 273.192259] ndisc_send_rs+0x331/0x6e0 [ 273.196151] addrconf_rs_timer+0x314/0x690 [ 273.200395] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 273.204660] call_timer_fn+0x272/0x920 [ 273.208549] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 273.212793] ? process_timeout+0x40/0x40 [ 273.216869] ? __run_timers+0x7da/0xc70 [ 273.220855] ? _raw_spin_unlock_irq+0x27/0x80 [ 273.225361] ? _raw_spin_unlock_irq+0x27/0x80 [ 273.229872] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 273.234111] ? lockdep_hardirqs_on+0x296/0x5b0 [ 273.238697] ? trace_hardirqs_on+0xbd/0x310 [ 273.243021] ? kasan_check_read+0x11/0x20 [ 273.247173] ? __run_timers+0x7da/0xc70 [ 273.251155] ? trace_hardirqs_off_caller+0x310/0x310 [ 273.256279] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 273.260537] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 273.264775] __run_timers+0x7e5/0xc70 [ 273.268590] ? timer_fixup_init+0x70/0x70 [ 273.272743] ? compat_start_thread+0x80/0x80 [ 273.277159] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.282709] ? kasan_check_write+0x14/0x20 [ 273.286953] ? finish_task_switch+0x2f4/0x910 [ 273.291458] ? __switch_to_asm+0x40/0x70 [ 273.295530] ? preempt_notifier_register+0x200/0x200 [ 273.300650] ? __switch_to_asm+0x34/0x70 [ 273.304727] ? __switch_to_asm+0x40/0x70 [ 273.308788] ? __switch_to_asm+0x34/0x70 [ 273.312858] ? __switch_to_asm+0x40/0x70 [ 273.316920] ? __switch_to_asm+0x34/0x70 [ 273.320985] ? __switch_to_asm+0x40/0x70 [ 273.325063] ? pvclock_read_flags+0x160/0x160 [ 273.329572] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.335116] ? check_preemption_disabled+0x48/0x280 [ 273.340148] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 273.345691] ? rcu_pm_notify+0xc0/0xc0 [ 273.349588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.355129] ? check_preemption_disabled+0x48/0x280 [ 273.360178] run_timer_softirq+0x52/0xb0 [ 273.364267] ? rcu_read_lock_sched_held+0x14f/0x180 [ 273.369291] __do_softirq+0x308/0xb7e [ 273.373113] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 273.378217] ? trace_hardirqs_off+0xb8/0x310 [ 273.382632] ? rcu_irq_enter+0x18c/0x310 [ 273.386702] ? schedule+0x108/0x460 [ 273.390344] ? __schedule+0x21d0/0x21d0 [ 273.394335] ? trace_hardirqs_off+0xb8/0x310 [ 273.398760] ? smpboot_thread_fn+0x68b/0xa00 [ 273.403177] ? trace_hardirqs_on+0x310/0x310 [ 273.407591] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.413132] ? check_preemption_disabled+0x48/0x280 [ 273.418150] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.423690] ? takeover_tasklets+0xa90/0xa90 [ 273.428108] run_ksoftirqd+0x5e/0x100 [ 273.431919] smpboot_thread_fn+0x68b/0xa00 [ 273.436166] ? sort_range+0x30/0x30 [ 273.439798] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 273.444906] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.450447] ? __kthread_parkme+0xfb/0x1a0 [ 273.454695] kthread+0x35a/0x420 [ 273.458063] ? sort_range+0x30/0x30 [ 273.461697] ? kthread_stop+0x900/0x900 [ 273.465678] ret_from_fork+0x3a/0x50 [ 273.469408] warn_alloc_show_mem: 1 callbacks suppressed [ 273.469420] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 273.469423] Mem-Info: [ 273.469453] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 273.469453] active_file:16 inactive_file:18 isolated_file:0 [ 273.469453] unevictable:0 dirty:0 writeback:0 unstable:0 [ 273.469453] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 273.469453] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 273.469453] free:13683 free_pcp:153 free_cma:0 [ 273.474800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 273.481907] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 273.484310] Call Trace: [ 273.517192] Node 0 [ 273.526543] [ 273.554061] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 273.556628] dump_stack+0x244/0x39d [ 273.558831] lowmem_reserve[]: 0 [ 273.560990] ? dump_stack_print_info.cold.1+0x20/0x20 [ 273.586467] 2818 6321 [ 273.590117] warn_alloc.cold.117+0xb7/0x1bd [ 273.593369] 6321 [ 273.598560] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 273.605368] ? lock_downgrade+0x900/0x900 [ 273.607411] Node 0 [ 273.612253] ? trace_hardirqs_off+0xb8/0x310 [ 273.616402] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 273.618618] ? trace_hardirqs_off+0xb8/0x310 [ 273.623003] lowmem_reserve[]: [ 273.649736] __alloc_pages_slowpath+0x2660/0x2d70 [ 273.654127] 0 [ 273.657262] ? warn_alloc+0x120/0x120 [ 273.662052] 0 [ 273.663861] ? warn_alloc+0x120/0x120 [ 273.667639] 3503 [ 273.669445] ? print_usage_bug+0xc0/0xc0 [ 273.673223] 3503 [ 273.675287] ? warn_alloc+0x120/0x120 [ 273.681403] ? print_usage_bug+0xc0/0xc0 [ 273.685184] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 273.689271] ? __lock_acquire+0x62f/0x4c20 [ 273.689288] ? __lock_acquire+0x62f/0x4c20 [ 273.718157] lowmem_reserve[]: 0 [ 273.722424] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.726628] 0 [ 273.729908] ? should_fail+0x22d/0xd01 [ 273.735426] 0 [ 273.737244] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 273.741107] 0 [ 273.742919] ? __lock_acquire+0x62f/0x4c20 [ 273.747998] Node 0 [ 273.749802] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 273.754012] DMA: 1*4kB [ 273.756264] ? __lock_acquire+0x62f/0x4c20 [ 273.761346] (U) 0*8kB [ 273.763942] ? should_fail+0x22d/0xd01 [ 273.768157] 0*16kB [ 273.770653] ? find_held_lock+0x36/0x1c0 [ 273.774519] 1*32kB [ 273.776766] ? mark_held_locks+0x130/0x130 [ 273.780800] (U) [ 273.783037] ? mark_held_locks+0x130/0x130 [ 273.787247] 2*64kB [ 273.789229] ? zap_class+0x640/0x640 [ 273.793441] (U) [ 273.795674] ? zap_class+0x640/0x640 [ 273.799367] 1*128kB [ 273.801355] ? print_usage_bug+0xc0/0xc0 [ 273.805047] (U) [ 273.807383] ? do_raw_spin_unlock+0xa7/0x330 [ 273.811450] 1*256kB [ 273.813447] ? zap_class+0x640/0x640 [ 273.817832] (U) [ 273.820153] ? print_usage_bug+0xc0/0xc0 [ 273.823848] 0*512kB [ 273.825826] ? wq_watchdog_touch+0x9c/0xfe [ 273.829868] 1*1024kB [ 273.832199] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.836412] (U) [ 273.838827] ? check_preemption_disabled+0x48/0x280 [ 273.844347] 1*2048kB [ 273.846340] ? __lock_is_held+0xb5/0x140 [ 273.851337] (M) [ 273.853751] __alloc_pages_nodemask+0xa80/0xde0 [ 273.857791] 3*4096kB [ 273.859764] ? zap_class+0x640/0x640 [ 273.864414] (M) [ 273.866824] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 273.870517] = 15908kB [ 273.870526] Node 0 [ 273.872510] ? find_held_lock+0x36/0x1c0 [ 273.877524] DMA32: [ 273.879965] ? ____cache_alloc_node+0x1c7/0x1e0 [ 273.882175] 5*4kB [ 273.886233] ? lock_downgrade+0x900/0x900 [ 273.888449] (UM) [ 273.893122] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.895247] 1*8kB [ 273.899390] cache_grow_begin+0xa5/0x8c0 [ 273.901458] (U) [ 273.906993] ? do_raw_spin_unlock+0xa7/0x330 [ 273.909123] 2*16kB [ 273.913187] fallback_alloc+0x204/0x2e0 [ 273.915141] (M) [ 273.919553] ____cache_alloc_node+0x1c7/0x1e0 [ 273.921769] 1*32kB [ 273.925740] kmem_cache_alloc_node+0xe3/0x730 [ 273.927701] (M) [ 273.932200] ? ipv6_get_ifaddr+0x42e/0x620 [ 273.934417] 4*64kB [ 273.938912] __alloc_skb+0x119/0x770 [ 273.940866] (UM) [ 273.945098] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 273.947316] 5*128kB [ 273.951033] ? netdev_alloc_frag+0x1f0/0x1f0 [ 273.953074] (UM) [ 273.958364] ? lock_downgrade+0x900/0x900 [ 273.960673] 4*256kB [ 273.965086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.967132] (UM) [ 273.971285] ? refcount_sub_and_test_checked+0x203/0x310 [ 273.973591] 3*512kB [ 273.979142] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 273.981185] (M) [ 273.986636] ? addrconf_rs_timer+0x690/0x690 [ 273.988934] 3*1024kB (UM) [ 273.994409] ndisc_alloc_skb+0x144/0x340 [ 273.996373] 3*2048kB [ 274.000780] ndisc_send_rs+0x331/0x6e0 [ 274.003595] (UM) 3*4096kB [ 274.007664] addrconf_rs_timer+0x314/0x690 [ 274.010053] (M) [ 274.013937] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 274.016770] = 25052kB [ 274.016779] Node 0 [ 274.021019] call_timer_fn+0x272/0x920 [ 274.022966] Normal: [ 274.027200] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 274.029602] 943*4kB [ 274.031841] ? process_timeout+0x40/0x40 [ 274.035711] (ME) [ 274.038067] ? __run_timers+0x7da/0xc70 [ 274.042316] 466*8kB [ 274.044660] ? _raw_spin_unlock_irq+0x27/0x80 [ 274.048697] (UME) [ 274.050758] ? _raw_spin_unlock_irq+0x27/0x80 [ 274.054711] 200*16kB [ 274.057031] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 274.061536] (UME) [ 274.063696] ? lockdep_hardirqs_on+0x296/0x5b0 [ 274.068169] 78*32kB [ 274.070608] ? trace_hardirqs_on+0xbd/0x310 [ 274.074817] (UME) [ 274.076969] ? kasan_check_read+0x11/0x20 [ 274.081528] 9*64kB [ 274.083859] ? __run_timers+0x7da/0xc70 [ 274.088158] (UM) [ 274.090305] ? trace_hardirqs_off_caller+0x310/0x310 [ 274.094432] 0*128kB [ 274.096671] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 274.100627] 0*256kB [ 274.102692] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 274.107777] 0*512kB [ 274.110098] __run_timers+0x7e5/0xc70 [ 274.114337] 0*1024kB 0*2048kB [ 274.116689] ? timer_fixup_init+0x70/0x70 [ 274.120889] 0*4096kB = 13772kB [ 274.123224] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 274.127012] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 274.130208] ? zap_class+0x640/0x640 [ 274.134385] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 274.137584] ? enqueue_hrtimer+0x1a5/0x560 [ 274.142589] 172 total pagecache pages [ 274.151423] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 274.155136] 0 pages in swap cache [ 274.163717] ? find_held_lock+0x36/0x1c0 [ 274.167940] Swap cache stats: add 0, delete 0, find 0/0 [ 274.171738] ? zap_class+0x640/0x640 [ 274.176905] Free swap = 0kB [ 274.180368] ? pvclock_read_flags+0x160/0x160 [ 274.184428] Total swap = 0kB [ 274.189796] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.193489] 1965979 pages RAM [ 274.196512] ? check_preemption_disabled+0x48/0x280 [ 274.200983] 0 pages HighMem/MovableOnly [ 274.204017] ? __lock_is_held+0xb5/0x140 [ 274.209529] 342867 pages reserved [ 274.212636] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.217630] 0 pages cma reserved [ 274.221606] ? check_preemption_disabled+0x48/0x280 [ 274.225708] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 274.229108] run_timer_softirq+0x52/0xb0 [ 274.234720] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 274.238006] ? rcu_read_lock_sched_held+0x14f/0x180 [ 274.243004] ksoftirqd/1 cpuset= [ 274.249496] __do_softirq+0x308/0xb7e [ 274.253537] / [ 274.263845] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 274.268842] mems_allowed=0 [ 274.272121] ? lock_downgrade+0x900/0x900 [ 274.289155] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 274.294267] ? pvclock_read_flags+0x160/0x160 [ 274.298770] ? lapic_next_event+0x5a/0x90 [ 274.302923] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.308471] ? kvm_clock_read+0x18/0x30 [ 274.312462] ? kvm_sched_clock_read+0x9/0x20 [ 274.316877] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.322421] ? check_preemption_disabled+0x48/0x280 [ 274.327452] irq_exit+0x17f/0x1c0 [ 274.330911] smp_apic_timer_interrupt+0x1cb/0x760 [ 274.335754] ? smp_call_function_single_interrupt+0x159/0x650 [ 274.341641] ? smp_call_function_single_interrupt+0x650/0x650 [ 274.347546] ? interrupt_entry+0xb5/0xc0 [ 274.351631] ? trace_hardirqs_off_caller+0xbb/0x310 [ 274.356649] ? trace_hardirqs_off_caller+0xbb/0x310 [ 274.361665] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.366514] ? trace_hardirqs_on_caller+0x310/0x310 [ 274.371534] ? trace_hardirqs_on_caller+0x310/0x310 [ 274.376557] ? task_prio+0x50/0x50 [ 274.380105] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.385646] ? check_preemption_disabled+0x48/0x280 [ 274.390675] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.395532] apic_timer_interrupt+0xf/0x20 [ 274.399761] [ 274.402016] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 274.406945] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 274.425848] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 274.433559] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 274.440830] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 274.448097] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 274.455366] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 274.462633] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 274.469943] skb_clone+0x1bb/0x500 [ 274.473491] ? finish_task_switch+0x2f4/0x910 [ 274.477991] ? skb_split+0x11e0/0x11e0 [ 274.481885] ? preempt_notifier_register+0x200/0x200 [ 274.486989] ? __switch_to_asm+0x34/0x70 [ 274.491051] ? __switch_to_asm+0x34/0x70 [ 274.495123] ? __switch_to_asm+0x40/0x70 [ 274.499183] ? __switch_to_asm+0x34/0x70 [ 274.503249] ? __switch_to_asm+0x40/0x70 [ 274.507313] ? __switch_to_asm+0x34/0x70 [ 274.511384] ? __switch_to_asm+0x40/0x70 [ 274.515468] ? __switch_to_asm+0x34/0x70 [ 274.519555] ? __switch_to_asm+0x34/0x70 [ 274.523645] ? __switch_to_asm+0x40/0x70 [ 274.527710] ? __switch_to_asm+0x34/0x70 [ 274.531783] bpf_clone_redirect+0xb9/0x490 [ 274.536018] ? __schedule+0x8d7/0x21d0 [ 274.539913] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 274.544936] ? __sched_text_start+0x8/0x8 [ 274.549084] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 274.553851] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 274.558439] ? find_held_lock+0x36/0x1c0 [ 274.562509] ? lock_acquire+0x1ed/0x520 [ 274.566484] ? bpf_test_run+0x3cb/0x780 [ 274.570460] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.575996] ? check_preemption_disabled+0x48/0x280 [ 274.581021] ? kasan_check_read+0x11/0x20 [ 274.585178] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 274.590461] ? rcu_softirq_qs+0x20/0x20 [ 274.594438] ? preempt_schedule+0x4d/0x60 [ 274.598599] ? ___preempt_schedule+0x16/0x18 [ 274.603018] ? bpf_test_run+0x25d/0x780 [ 274.607005] ? netlink_diag_dump+0x2a0/0x2a0 [ 274.611419] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 274.616963] ? bpf_test_init.isra.10+0x70/0x100 [ 274.621641] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 274.626414] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 274.631263] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 274.636806] ? fput+0x130/0x1a0 [ 274.640089] ? __bpf_prog_get+0x9b/0x290 [ 274.644154] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 274.648997] ? bpf_prog_test_run+0x130/0x1a0 [ 274.653412] ? __x64_sys_bpf+0x3d8/0x520 [ 274.657474] ? bpf_prog_get+0x20/0x20 [ 274.661297] ? do_syscall_64+0x1b9/0x820 [ 274.665372] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 274.670739] ? syscall_return_slowpath+0x5e0/0x5e0 [ 274.675668] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.680517] ? trace_hardirqs_on_caller+0x310/0x310 [ 274.685538] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 274.690563] ? prepare_exit_to_usermode+0x291/0x3b0 [ 274.695599] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.700455] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 274.706195] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 274.706264] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 274.712783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 274.712789] Call Trace: [ 274.712809] dump_stack+0x244/0x39d [ 274.712833] ? dump_stack_print_info.cold.1+0x20/0x20 [ 274.719370] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 274.728682] warn_alloc.cold.117+0xb7/0x1bd [ 274.731237] syz-executor1 cpuset= [ 274.734862] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 274.740034] syz1 [ 274.750520] ? lock_downgrade+0x900/0x900 [ 274.754822] mems_allowed=0 [ 274.758276] ? trace_hardirqs_off+0xb8/0x310 [ 274.776523] ? trace_hardirqs_off+0xb8/0x310 [ 274.780944] __alloc_pages_slowpath+0x2660/0x2d70 [ 274.785821] ? warn_alloc+0x120/0x120 [ 274.789632] ? warn_alloc+0x120/0x120 [ 274.793440] ? print_usage_bug+0xc0/0xc0 [ 274.797505] ? warn_alloc+0x120/0x120 [ 274.801311] ? print_usage_bug+0xc0/0xc0 [ 274.805386] ? __lock_acquire+0x62f/0x4c20 [ 274.809625] ? __lock_acquire+0x62f/0x4c20 [ 274.813870] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 274.819432] ? should_fail+0x22d/0xd01 [ 274.823321] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 274.828437] ? __lock_acquire+0x62f/0x4c20 [ 274.832676] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 274.837780] ? __lock_acquire+0x62f/0x4c20 [ 274.842017] ? should_fail+0x22d/0xd01 [ 274.845905] ? find_held_lock+0x36/0x1c0 [ 274.849975] ? mark_held_locks+0x130/0x130 [ 274.854218] ? mark_held_locks+0x130/0x130 [ 274.858451] ? zap_class+0x640/0x640 [ 274.862175] ? mark_held_locks+0xc7/0x130 [ 274.866325] ? do_raw_spin_unlock+0xa7/0x330 [ 274.870751] ? zap_class+0x640/0x640 [ 274.874467] ? print_usage_bug+0xc0/0xc0 [ 274.878712] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.884256] ? check_preemption_disabled+0x48/0x280 [ 274.889287] ? __lock_is_held+0xb5/0x140 [ 274.893367] __alloc_pages_nodemask+0xa80/0xde0 [ 274.898075] ? zap_class+0x640/0x640 [ 274.901798] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 274.906833] ? find_held_lock+0x36/0x1c0 [ 274.910912] ? ____cache_alloc_node+0x1c7/0x1e0 [ 274.915585] ? lock_downgrade+0x900/0x900 [ 274.919748] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.925297] cache_grow_begin+0xa5/0x8c0 [ 274.929373] ? do_raw_spin_unlock+0xa7/0x330 [ 274.933794] fallback_alloc+0x204/0x2e0 [ 274.937777] ____cache_alloc_node+0x1c7/0x1e0 [ 274.942281] kmem_cache_alloc_node+0xe3/0x730 [ 274.946780] ? ipv6_get_ifaddr+0x42e/0x620 [ 274.951032] __alloc_skb+0x119/0x770 [ 274.954750] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 274.960034] ? netdev_alloc_frag+0x1f0/0x1f0 [ 274.964469] ? lock_downgrade+0x900/0x900 [ 274.968655] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.974197] ? refcount_sub_and_test_checked+0x203/0x310 [ 274.979667] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 274.985643] ? addrconf_rs_timer+0x690/0x690 [ 274.990067] ndisc_alloc_skb+0x144/0x340 [ 274.994142] ndisc_send_rs+0x331/0x6e0 [ 274.998042] addrconf_rs_timer+0x314/0x690 [ 275.002288] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.006547] call_timer_fn+0x272/0x920 [ 275.010437] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.014680] ? process_timeout+0x40/0x40 [ 275.018754] ? __run_timers+0x7da/0xc70 [ 275.022737] ? _raw_spin_unlock_irq+0x27/0x80 [ 275.027237] ? _raw_spin_unlock_irq+0x27/0x80 [ 275.031731] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.035969] ? lockdep_hardirqs_on+0x296/0x5b0 [ 275.040567] ? trace_hardirqs_on+0xbd/0x310 [ 275.044902] ? kasan_check_read+0x11/0x20 [ 275.049056] ? __run_timers+0x7da/0xc70 [ 275.053033] ? trace_hardirqs_off_caller+0x310/0x310 [ 275.058147] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.062395] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.066641] __run_timers+0x7e5/0xc70 [ 275.070460] ? timer_fixup_init+0x70/0x70 [ 275.074616] ? compat_start_thread+0x80/0x80 [ 275.079032] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.084585] ? kasan_check_write+0x14/0x20 [ 275.088826] ? finish_task_switch+0x2f4/0x910 [ 275.093324] ? __switch_to_asm+0x40/0x70 [ 275.097402] ? preempt_notifier_register+0x200/0x200 [ 275.102507] ? __switch_to_asm+0x34/0x70 [ 275.106568] ? __switch_to_asm+0x40/0x70 [ 275.110631] ? __switch_to_asm+0x34/0x70 [ 275.114692] ? __switch_to_asm+0x40/0x70 [ 275.118753] ? __switch_to_asm+0x34/0x70 [ 275.122817] ? __switch_to_asm+0x40/0x70 [ 275.126892] ? pvclock_read_flags+0x160/0x160 [ 275.131392] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.136932] ? check_preemption_disabled+0x48/0x280 [ 275.141960] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 275.147503] ? rcu_pm_notify+0xc0/0xc0 [ 275.151398] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.156940] ? check_preemption_disabled+0x48/0x280 [ 275.161963] run_timer_softirq+0x52/0xb0 [ 275.166027] ? rcu_read_lock_sched_held+0x14f/0x180 [ 275.171045] __do_softirq+0x308/0xb7e [ 275.174866] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 275.179974] ? trace_hardirqs_off+0xb8/0x310 [ 275.184390] ? rcu_irq_enter+0x18c/0x310 [ 275.188460] ? schedule+0x108/0x460 [ 275.192099] ? __schedule+0x21d0/0x21d0 [ 275.196086] ? trace_hardirqs_off+0xb8/0x310 [ 275.200506] ? smpboot_thread_fn+0x68b/0xa00 [ 275.204918] ? trace_hardirqs_on+0x310/0x310 [ 275.209338] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 275.214882] ? check_preemption_disabled+0x48/0x280 [ 275.219906] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.225450] ? takeover_tasklets+0xa90/0xa90 [ 275.229865] run_ksoftirqd+0x5e/0x100 [ 275.233667] smpboot_thread_fn+0x68b/0xa00 [ 275.237910] ? sort_range+0x30/0x30 [ 275.241545] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 275.246652] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 275.252197] ? __kthread_parkme+0xfb/0x1a0 [ 275.256442] kthread+0x35a/0x420 [ 275.259816] ? sort_range+0x30/0x30 [ 275.263447] ? kthread_stop+0x900/0x900 [ 275.267430] ret_from_fork+0x3a/0x50 [ 275.271169] warn_alloc_show_mem: 1 callbacks suppressed [ 275.271181] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 275.271183] Mem-Info: [ 275.271213] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 275.271213] active_file:16 inactive_file:18 isolated_file:0 [ 275.271213] unevictable:0 dirty:0 writeback:0 unstable:0 [ 275.271213] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 275.271213] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 275.271213] free:13683 free_pcp:153 free_cma:0 [ 275.276564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 275.283584] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 275.285989] Call Trace: [ 275.318873] Node 0 [ 275.328227] [ 275.355735] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 275.358296] dump_stack+0x244/0x39d [ 275.360511] lowmem_reserve[]: [ 275.362669] ? dump_stack_print_info.cold.1+0x20/0x20 [ 275.388145] 0 [ 275.391790] warn_alloc.cold.117+0xb7/0x1bd [ 275.394879] 2818 6321 [ 275.400089] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 275.401893] 6321 [ 275.406212] ? lock_downgrade+0x900/0x900 [ 275.413535] ? trace_hardirqs_off+0xb8/0x310 [ 275.415573] Node 0 [ 275.419727] ? trace_hardirqs_off+0xb8/0x310 [ 275.424141] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 275.426365] __alloc_pages_slowpath+0x2660/0x2d70 [ 275.430749] lowmem_reserve[]: [ 275.457495] ? warn_alloc+0x120/0x120 [ 275.462291] 0 0 [ 275.465428] ? warn_alloc+0x120/0x120 [ 275.469207] 3503 [ 275.471181] ? print_usage_bug+0xc0/0xc0 [ 275.474963] 3503 [ 275.477023] ? warn_alloc+0x120/0x120 [ 275.483120] ? print_usage_bug+0xc0/0xc0 [ 275.486903] Node 0 [ 275.490973] ? __lock_acquire+0x62f/0x4c20 [ 275.491004] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 275.491012] lowmem_reserve[]: [ 275.493262] ? __lock_acquire+0x62f/0x4c20 [ 275.497476] 0 [ 275.525755] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 275.528842] 0 [ 275.533073] ? should_fail+0x22d/0xd01 [ 275.534868] 0 [ 275.540405] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 275.542191] 0 [ 275.546096] ? __lock_acquire+0x62f/0x4c20 [ 275.552987] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 275.554774] Node 0 [ 275.559008] ? __lock_acquire+0x62f/0x4c20 [ 275.564090] DMA: [ 275.566359] ? should_fail+0x22d/0xd01 [ 275.570578] 1*4kB [ 275.572641] ? find_held_lock+0x36/0x1c0 [ 275.576511] (U) [ 275.578665] ? mark_held_locks+0x130/0x130 [ 275.582701] 0*8kB [ 275.584678] ? mark_held_locks+0x130/0x130 [ 275.588890] 0*16kB [ 275.591036] ? zap_class+0x640/0x640 [ 275.595250] 1*32kB [ 275.597485] ? zap_class+0x640/0x640 [ 275.601188] (U) [ 275.603428] ? print_usage_bug+0xc0/0xc0 [ 275.607124] 2*64kB [ 275.609100] ? do_raw_spin_unlock+0xa7/0x330 [ 275.613144] (U) [ 275.615384] ? zap_class+0x640/0x640 [ 275.619775] 1*128kB [ 275.621749] ? print_usage_bug+0xc0/0xc0 [ 275.625434] (U) 1*256kB [ 275.627768] ? wq_watchdog_touch+0x9c/0xfe [ 275.631806] (U) [ 275.634477] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.638690] 0*512kB [ 275.640668] ? check_preemption_disabled+0x48/0x280 [ 275.646181] 1*1024kB (U) [ 275.648518] ? __lock_is_held+0xb5/0x140 [ 275.653507] 1*2048kB (M) [ 275.656275] __alloc_pages_nodemask+0xa80/0xde0 [ 275.660313] 3*4096kB [ 275.663076] ? zap_class+0x640/0x640 [ 275.667730] (M) [ 275.670137] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 275.673833] = 15908kB [ 275.673842] Node 0 [ 275.675826] ? find_held_lock+0x36/0x1c0 [ 275.680809] DMA32: 5*4kB [ 275.683238] ? ____cache_alloc_node+0x1c7/0x1e0 [ 275.685452] (UM) [ 275.689513] ? lock_downgrade+0x900/0x900 [ 275.692244] 1*8kB (U) [ 275.696924] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.698967] 2*16kB [ 275.703122] cache_grow_begin+0xa5/0x8c0 [ 275.705601] (M) [ 275.711153] ? do_raw_spin_unlock+0xa7/0x330 [ 275.713401] 1*32kB [ 275.717485] fallback_alloc+0x204/0x2e0 [ 275.719450] (M) [ 275.723861] ____cache_alloc_node+0x1c7/0x1e0 [ 275.726080] 4*64kB [ 275.730068] kmem_cache_alloc_node+0xe3/0x730 [ 275.732023] (UM) [ 275.736518] ? ipv6_get_ifaddr+0x42e/0x620 [ 275.738733] 5*128kB [ 275.743260] __alloc_skb+0x119/0x770 [ 275.745310] (UM) [ 275.749567] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 275.751867] 4*256kB [ 275.755623] ? netdev_alloc_frag+0x1f0/0x1f0 [ 275.757663] (UM) 3*512kB [ 275.762948] ? lock_downgrade+0x900/0x900 [ 275.765256] (M) [ 275.769665] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.772404] 3*1024kB [ 275.776572] ? refcount_sub_and_test_checked+0x203/0x310 [ 275.778538] (UM) [ 275.784071] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 275.786464] 3*2048kB [ 275.791910] ? addrconf_rs_timer+0x690/0x690 [ 275.793951] (UM) [ 275.799405] ndisc_alloc_skb+0x144/0x340 [ 275.801791] 3*4096kB [ 275.806196] ndisc_send_rs+0x331/0x6e0 [ 275.808236] (M) [ 275.812299] addrconf_rs_timer+0x314/0x690 [ 275.814688] = 25052kB [ 275.818575] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.820532] Node 0 [ 275.824775] call_timer_fn+0x272/0x920 [ 275.827154] Normal: [ 275.831385] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.833607] 943*4kB [ 275.837495] ? process_timeout+0x40/0x40 [ 275.839797] (ME) [ 275.844038] ? __run_timers+0x7da/0xc70 [ 275.846347] 466*8kB [ 275.850411] ? _raw_spin_unlock_irq+0x27/0x80 [ 275.852452] (UME) [ 275.856426] ? _raw_spin_unlock_irq+0x27/0x80 [ 275.858727] 200*16kB [ 275.863244] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.865375] (UME) [ 275.869873] ? lockdep_hardirqs_on+0x296/0x5b0 [ 275.872264] 78*32kB [ 275.876735] ? trace_hardirqs_on+0xbd/0x310 [ 275.878864] (UME) [ 275.883449] ? kasan_check_read+0x11/0x20 [ 275.885754] 9*64kB [ 275.890074] ? __run_timers+0x7da/0xc70 [ 275.892201] (UM) [ 275.896359] ? trace_hardirqs_off_caller+0x310/0x310 [ 275.898573] 0*128kB 0*256kB [ 275.902559] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.904596] 0*512kB 0*1024kB [ 275.909707] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.912710] 0*2048kB [ 275.916944] __run_timers+0x7e5/0xc70 [ 275.920021] 0*4096kB = 13772kB [ 275.924274] ? timer_fixup_init+0x70/0x70 [ 275.926664] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 275.930466] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 275.933641] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 275.937779] ? zap_class+0x640/0x640 [ 275.946593] 172 total pagecache pages [ 275.951617] ? enqueue_hrtimer+0x1a5/0x560 [ 275.960176] 0 pages in swap cache [ 275.963883] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 275.967700] Swap cache stats: add 0, delete 0, find 0/0 [ 275.971930] ? find_held_lock+0x36/0x1c0 [ 275.975358] Free swap = 0kB [ 275.975367] Total swap = 0kB [ 275.980558] ? zap_class+0x640/0x640 [ 275.985903] 1965979 pages RAM [ 275.989961] ? pvclock_read_flags+0x160/0x160 [ 275.992956] 0 pages HighMem/MovableOnly [ 275.992965] 342867 pages reserved [ 275.995982] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.999690] 0 pages cma reserved [ 275.999770] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 276.002801] ? check_preemption_disabled+0x48/0x280 [ 276.002826] ? __lock_is_held+0xb5/0x140 [ 276.002843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.007383] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 276.011305] ? check_preemption_disabled+0x48/0x280 [ 276.014741] ksoftirqd/1 cpuset= [ 276.020300] run_timer_softirq+0x52/0xb0 [ 276.023644] / [ 276.030136] ? rcu_read_lock_sched_held+0x14f/0x180 [ 276.035146] mems_allowed=0 [ 276.039207] __do_softirq+0x308/0xb7e [ 276.080771] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 276.085301] ? lock_downgrade+0x900/0x900 [ 276.089485] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 276.094609] ? pvclock_read_flags+0x160/0x160 [ 276.099108] ? lapic_next_event+0x5a/0x90 [ 276.103267] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.108815] ? kvm_clock_read+0x18/0x30 [ 276.112791] ? kvm_sched_clock_read+0x9/0x20 [ 276.117215] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.122751] ? check_preemption_disabled+0x48/0x280 [ 276.127780] irq_exit+0x17f/0x1c0 [ 276.131236] smp_apic_timer_interrupt+0x1cb/0x760 [ 276.136083] ? smp_call_function_single_interrupt+0x159/0x650 [ 276.141970] ? smp_call_function_single_interrupt+0x650/0x650 [ 276.147857] ? interrupt_entry+0xb5/0xc0 [ 276.151921] ? trace_hardirqs_off_caller+0xbb/0x310 [ 276.156940] ? trace_hardirqs_off_caller+0xbb/0x310 [ 276.161960] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.166809] ? trace_hardirqs_on_caller+0x310/0x310 [ 276.171825] ? trace_hardirqs_on_caller+0x310/0x310 [ 276.176842] ? task_prio+0x50/0x50 [ 276.180386] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.185924] ? check_preemption_disabled+0x48/0x280 [ 276.190948] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.195828] apic_timer_interrupt+0xf/0x20 [ 276.200061] [ 276.202301] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 276.207242] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 276.226143] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 276.233855] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 276.241123] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 276.248391] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 276.255683] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 276.262954] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 276.270266] skb_clone+0x1bb/0x500 [ 276.273816] ? finish_task_switch+0x2f4/0x910 [ 276.278325] ? skb_split+0x11e0/0x11e0 [ 276.282226] ? preempt_notifier_register+0x200/0x200 [ 276.287338] ? __switch_to_asm+0x34/0x70 [ 276.291403] ? __switch_to_asm+0x34/0x70 [ 276.295465] ? __switch_to_asm+0x40/0x70 [ 276.299532] ? __switch_to_asm+0x34/0x70 [ 276.303598] ? __switch_to_asm+0x40/0x70 [ 276.307676] ? __switch_to_asm+0x34/0x70 [ 276.311744] ? __switch_to_asm+0x40/0x70 [ 276.315809] ? __switch_to_asm+0x34/0x70 [ 276.319875] ? __switch_to_asm+0x34/0x70 [ 276.323939] ? __switch_to_asm+0x40/0x70 [ 276.328003] ? __switch_to_asm+0x34/0x70 [ 276.332074] bpf_clone_redirect+0xb9/0x490 [ 276.336310] ? __schedule+0x8d7/0x21d0 [ 276.340216] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 276.345235] ? __sched_text_start+0x8/0x8 [ 276.349385] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 276.354150] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 276.358739] ? find_held_lock+0x36/0x1c0 [ 276.362814] ? lock_acquire+0x1ed/0x520 [ 276.366793] ? bpf_test_run+0x3cb/0x780 [ 276.370772] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.376310] ? check_preemption_disabled+0x48/0x280 [ 276.381402] ? kasan_check_read+0x11/0x20 [ 276.385569] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 276.390854] ? rcu_softirq_qs+0x20/0x20 [ 276.394832] ? preempt_schedule+0x4d/0x60 [ 276.398985] ? ___preempt_schedule+0x16/0x18 [ 276.403410] ? bpf_test_run+0x25d/0x780 [ 276.407398] ? netlink_diag_dump+0x2a0/0x2a0 [ 276.411817] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 276.417362] ? bpf_test_init.isra.10+0x70/0x100 [ 276.422040] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 276.426811] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 276.431656] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 276.437202] ? fput+0x130/0x1a0 [ 276.440489] ? __bpf_prog_get+0x9b/0x290 [ 276.444564] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 276.449418] ? bpf_prog_test_run+0x130/0x1a0 [ 276.453832] ? __x64_sys_bpf+0x3d8/0x520 [ 276.457894] ? bpf_prog_get+0x20/0x20 [ 276.461719] ? do_syscall_64+0x1b9/0x820 [ 276.465788] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 276.471155] ? syscall_return_slowpath+0x5e0/0x5e0 [ 276.476090] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.480938] ? trace_hardirqs_on_caller+0x310/0x310 [ 276.485958] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 276.490978] ? prepare_exit_to_usermode+0x291/0x3b0 [ 276.496004] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.500863] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 276.506254] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 276.506322] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 276.512846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 276.512852] Call Trace: [ 276.512872] dump_stack+0x244/0x39d [ 276.512890] ? dump_stack_print_info.cold.1+0x20/0x20 [ 276.512918] warn_alloc.cold.117+0xb7/0x1bd [ 276.519437] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 276.528749] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 276.531315] syz-executor1 cpuset= [ 276.534953] ? lock_downgrade+0x900/0x900 [ 276.540123] syz1 [ 276.544447] ? trace_hardirqs_off+0xb8/0x310 [ 276.554909] mems_allowed=0 [ 276.559751] ? trace_hardirqs_off+0xb8/0x310 [ 276.581017] __alloc_pages_slowpath+0x2660/0x2d70 [ 276.585897] ? warn_alloc+0x120/0x120 [ 276.589710] ? warn_alloc+0x120/0x120 [ 276.593519] ? print_usage_bug+0xc0/0xc0 [ 276.597588] ? warn_alloc+0x120/0x120 [ 276.601400] ? print_usage_bug+0xc0/0xc0 [ 276.605468] ? __lock_acquire+0x62f/0x4c20 [ 276.609705] ? __lock_acquire+0x62f/0x4c20 [ 276.613947] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 276.619490] ? should_fail+0x22d/0xd01 [ 276.623382] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 276.628489] ? __lock_acquire+0x62f/0x4c20 [ 276.632731] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 276.637835] ? __lock_acquire+0x62f/0x4c20 [ 276.642071] ? should_fail+0x22d/0xd01 [ 276.645968] ? find_held_lock+0x36/0x1c0 [ 276.650040] ? mark_held_locks+0x130/0x130 [ 276.654283] ? mark_held_locks+0x130/0x130 [ 276.658519] ? zap_class+0x640/0x640 [ 276.662247] ? zap_class+0x640/0x640 [ 276.665981] ? print_usage_bug+0xc0/0xc0 [ 276.670044] ? do_raw_spin_unlock+0xa7/0x330 [ 276.674458] ? zap_class+0x640/0x640 [ 276.678175] ? print_usage_bug+0xc0/0xc0 [ 276.682239] ? wq_watchdog_touch+0x9c/0xfe [ 276.686482] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.692058] ? check_preemption_disabled+0x48/0x280 [ 276.697135] ? __lock_is_held+0xb5/0x140 [ 276.701227] __alloc_pages_nodemask+0xa80/0xde0 [ 276.705901] ? zap_class+0x640/0x640 [ 276.709622] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 276.714712] ? find_held_lock+0x36/0x1c0 [ 276.718791] ? ____cache_alloc_node+0x1c7/0x1e0 [ 276.723464] ? lock_downgrade+0x900/0x900 [ 276.727626] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.733172] cache_grow_begin+0xa5/0x8c0 [ 276.737234] ? do_raw_spin_unlock+0xa7/0x330 [ 276.741654] fallback_alloc+0x204/0x2e0 [ 276.745640] ____cache_alloc_node+0x1c7/0x1e0 [ 276.750145] kmem_cache_alloc_node+0xe3/0x730 [ 276.754655] ? ipv6_get_ifaddr+0x42e/0x620 [ 276.758910] __alloc_skb+0x119/0x770 [ 276.762663] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 276.767944] ? netdev_alloc_frag+0x1f0/0x1f0 [ 276.772363] ? lock_downgrade+0x900/0x900 [ 276.776521] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.782064] ? refcount_sub_and_test_checked+0x203/0x310 [ 276.787526] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 276.792981] ? addrconf_rs_timer+0x690/0x690 [ 276.797410] ndisc_alloc_skb+0x144/0x340 [ 276.801481] ndisc_send_rs+0x331/0x6e0 [ 276.805374] addrconf_rs_timer+0x314/0x690 [ 276.809621] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 276.813877] call_timer_fn+0x272/0x920 [ 276.817763] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 276.822005] ? process_timeout+0x40/0x40 [ 276.826075] ? __run_timers+0x7da/0xc70 [ 276.830056] ? _raw_spin_unlock_irq+0x27/0x80 [ 276.834554] ? _raw_spin_unlock_irq+0x27/0x80 [ 276.839051] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 276.843290] ? lockdep_hardirqs_on+0x296/0x5b0 [ 276.847879] ? trace_hardirqs_on+0xbd/0x310 [ 276.852208] ? kasan_check_read+0x11/0x20 [ 276.856378] ? __run_timers+0x7da/0xc70 [ 276.860359] ? trace_hardirqs_off_caller+0x310/0x310 [ 276.865489] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 276.869746] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 276.873996] __run_timers+0x7e5/0xc70 [ 276.878020] ? timer_fixup_init+0x70/0x70 [ 276.882190] ? compat_start_thread+0x80/0x80 [ 276.886606] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.892170] ? kasan_check_write+0x14/0x20 [ 276.896409] ? finish_task_switch+0x2f4/0x910 [ 276.900904] ? __switch_to_asm+0x40/0x70 [ 276.904976] ? preempt_notifier_register+0x200/0x200 [ 276.910082] ? __switch_to_asm+0x34/0x70 [ 276.914150] ? __switch_to_asm+0x40/0x70 [ 276.918209] ? __switch_to_asm+0x34/0x70 [ 276.922274] ? __switch_to_asm+0x40/0x70 [ 276.926342] ? __switch_to_asm+0x34/0x70 [ 276.930419] ? __switch_to_asm+0x40/0x70 [ 276.934494] ? pvclock_read_flags+0x160/0x160 [ 276.939005] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.944550] ? check_preemption_disabled+0x48/0x280 [ 276.949579] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 276.955142] ? rcu_pm_notify+0xc0/0xc0 [ 276.959036] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.964590] ? check_preemption_disabled+0x48/0x280 [ 276.969616] run_timer_softirq+0x52/0xb0 [ 276.973680] ? rcu_read_lock_sched_held+0x14f/0x180 [ 276.978697] __do_softirq+0x308/0xb7e [ 276.982512] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 276.988081] ? trace_hardirqs_off+0xb8/0x310 [ 276.992502] ? rcu_irq_enter+0x18c/0x310 [ 276.996570] ? schedule+0x108/0x460 [ 277.000207] ? __schedule+0x21d0/0x21d0 [ 277.004193] ? trace_hardirqs_off+0xb8/0x310 [ 277.008608] ? smpboot_thread_fn+0x68b/0xa00 [ 277.013019] ? trace_hardirqs_on+0x310/0x310 [ 277.017431] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.022973] ? check_preemption_disabled+0x48/0x280 [ 277.027994] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.033545] ? takeover_tasklets+0xa90/0xa90 [ 277.037960] run_ksoftirqd+0x5e/0x100 [ 277.041790] smpboot_thread_fn+0x68b/0xa00 [ 277.046032] ? sort_range+0x30/0x30 [ 277.049681] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 277.054785] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.060324] ? __kthread_parkme+0xfb/0x1a0 [ 277.064581] kthread+0x35a/0x420 [ 277.067953] ? sort_range+0x30/0x30 [ 277.071581] ? kthread_stop+0x900/0x900 [ 277.075571] ret_from_fork+0x3a/0x50 [ 277.079301] warn_alloc_show_mem: 1 callbacks suppressed [ 277.079313] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 277.079315] Mem-Info: [ 277.079356] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 277.079356] active_file:16 inactive_file:18 isolated_file:0 [ 277.079356] unevictable:0 dirty:0 writeback:0 unstable:0 [ 277.079356] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 277.079356] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 277.079356] free:13683 free_pcp:153 free_cma:0 [ 277.084696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 277.091716] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 277.094126] Call Trace: [ 277.126992] Node 0 [ 277.136358] [ 277.163876] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 277.166787] dump_stack+0x244/0x39d [ 277.169001] lowmem_reserve[]: [ 277.171153] ? dump_stack_print_info.cold.1+0x20/0x20 [ 277.196629] 0 2818 [ 277.200273] warn_alloc.cold.117+0xb7/0x1bd [ 277.203357] 6321 [ 277.208546] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 277.210764] 6321 [ 277.215083] ? lock_downgrade+0x900/0x900 [ 277.221969] ? trace_hardirqs_off+0xb8/0x310 [ 277.224009] Node 0 [ 277.228158] ? trace_hardirqs_off+0xb8/0x310 [ 277.232566] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 277.234779] __alloc_pages_slowpath+0x2660/0x2d70 [ 277.239162] lowmem_reserve[]: [ 277.265904] ? warn_alloc+0x120/0x120 [ 277.270700] 0 [ 277.273807] ? warn_alloc+0x120/0x120 [ 277.277583] 0 [ 277.279391] ? print_usage_bug+0xc0/0xc0 [ 277.283170] 3503 [ 277.284969] ? warn_alloc+0x120/0x120 [ 277.289012] 3503 [ 277.291075] ? print_usage_bug+0xc0/0xc0 [ 277.296922] ? __lock_acquire+0x62f/0x4c20 [ 277.300965] Node 0 [ 277.305197] ? __lock_acquire+0x62f/0x4c20 [ 277.305228] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 277.305236] lowmem_reserve[]: [ 277.307473] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.311685] 0 [ 277.339960] ? should_fail+0x22d/0xd01 [ 277.343051] 0 0 [ 277.348608] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 277.350396] 0 [ 277.354278] ? __lock_acquire+0x62f/0x4c20 [ 277.361344] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 277.363129] Node 0 [ 277.367364] ? __lock_acquire+0x62f/0x4c20 [ 277.372447] DMA: [ 277.374678] ? should_fail+0x22d/0xd01 [ 277.378896] 1*4kB [ 277.380958] ? find_held_lock+0x36/0x1c0 [ 277.384826] (U) [ 277.386979] ? mark_held_locks+0x130/0x130 [ 277.391016] 0*8kB [ 277.392993] ? mark_held_locks+0x130/0x130 [ 277.397208] 0*16kB [ 277.399361] ? zap_class+0x640/0x640 [ 277.403582] 1*32kB [ 277.405823] ? zap_class+0x640/0x640 [ 277.409516] (U) [ 277.411752] ? print_usage_bug+0xc0/0xc0 [ 277.415448] 2*64kB [ 277.417420] ? do_raw_spin_unlock+0xa7/0x330 [ 277.421460] (U) [ 277.423697] ? zap_class+0x640/0x640 [ 277.428096] 1*128kB (U) [ 277.430091] ? print_usage_bug+0xc0/0xc0 [ 277.433797] 1*256kB [ 277.436464] ? wq_watchdog_touch+0x9c/0xfe [ 277.440502] (U) [ 277.442825] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.447053] 0*512kB [ 277.449028] ? check_preemption_disabled+0x48/0x280 [ 277.454546] 1*1024kB [ 277.456870] ? __lock_is_held+0xb5/0x140 [ 277.461859] (U) [ 277.464272] __alloc_pages_nodemask+0xa80/0xde0 [ 277.468313] 1*2048kB [ 277.470295] ? zap_class+0x640/0x640 [ 277.474941] (M) [ 277.477357] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 277.481053] 3*4096kB [ 277.483043] ? find_held_lock+0x36/0x1c0 [ 277.488031] (M) [ 277.490462] ? ____cache_alloc_node+0x1c7/0x1e0 [ 277.494496] = 15908kB [ 277.496471] ? lock_downgrade+0x900/0x900 [ 277.501120] Node 0 [ 277.503531] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.507654] DMA32: [ 277.509888] cache_grow_begin+0xa5/0x8c0 [ 277.515406] 5*4kB [ 277.517636] ? do_raw_spin_unlock+0xa7/0x330 [ 277.521683] (UM) [ 277.523833] fallback_alloc+0x204/0x2e0 [ 277.528221] 1*8kB [ 277.530282] ____cache_alloc_node+0x1c7/0x1e0 [ 277.534239] (U) [ 277.536387] kmem_cache_alloc_node+0xe3/0x730 [ 277.540862] 2*16kB [ 277.542837] ? ipv6_get_ifaddr+0x42e/0x620 [ 277.547302] (M) 1*32kB [ 277.549561] __alloc_skb+0x119/0x770 [ 277.553770] (M) [ 277.556373] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 277.560066] 4*64kB [ 277.562039] ? netdev_alloc_frag+0x1f0/0x1f0 [ 277.567292] (UM) [ 277.569540] ? lock_downgrade+0x900/0x900 [ 277.573926] 5*128kB [ 277.575987] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.580116] (UM) [ 277.582440] ? refcount_sub_and_test_checked+0x203/0x310 [ 277.587973] 4*256kB [ 277.590035] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 277.595474] (UM) [ 277.597798] ? addrconf_rs_timer+0x690/0x690 [ 277.603229] 3*512kB [ 277.605301] ndisc_alloc_skb+0x144/0x340 [ 277.609682] (M) [ 277.612007] ndisc_send_rs+0x331/0x6e0 [ 277.616047] 3*1024kB [ 277.618023] addrconf_rs_timer+0x314/0x690 [ 277.621888] (UM) [ 277.624297] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.628510] 3*2048kB [ 277.630584] call_timer_fn+0x272/0x920 [ 277.634787] (UM) [ 277.637193] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.641062] 3*4096kB [ 277.643127] ? process_timeout+0x40/0x40 [ 277.647349] (M) [ 277.649767] ? __run_timers+0x7da/0xc70 [ 277.653802] = 25052kB [ 277.655780] ? _raw_spin_unlock_irq+0x27/0x80 [ 277.659732] Node 0 [ 277.662141] ? _raw_spin_unlock_irq+0x27/0x80 [ 277.666613] Normal: [ 277.668845] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.673340] 943*4kB [ 277.675662] ? lockdep_hardirqs_on+0x296/0x5b0 [ 277.679877] (ME) [ 277.682212] ? trace_hardirqs_on+0xbd/0x310 [ 277.686787] 466*8kB [ 277.688854] ? kasan_check_read+0x11/0x20 [ 277.693155] (UME) [ 277.695476] ? __run_timers+0x7da/0xc70 [ 277.699596] 200*16kB (UME) [ 277.701753] ? trace_hardirqs_off_caller+0x310/0x310 [ 277.705708] 78*32kB [ 277.708636] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.713717] (UME) [ 277.716034] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.720248] 9*64kB [ 277.722400] __run_timers+0x7e5/0xc70 [ 277.726610] (UM) [ 277.728858] ? timer_fixup_init+0x70/0x70 [ 277.732630] 0*128kB [ 277.734690] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 277.738816] 0*256kB [ 277.741165] ? zap_class+0x640/0x640 [ 277.746172] 0*512kB [ 277.748496] ? enqueue_hrtimer+0x1a5/0x560 [ 277.752194] 0*1024kB [ 277.754518] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 277.758731] 0*2048kB [ 277.761139] ? find_held_lock+0x36/0x1c0 [ 277.766303] 0*4096kB [ 277.768714] ? zap_class+0x640/0x640 [ 277.772754] = 13772kB [ 277.775165] ? pvclock_read_flags+0x160/0x160 [ 277.778862] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 277.781263] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.785745] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 277.794574] ? check_preemption_disabled+0x48/0x280 [ 277.800101] 172 total pagecache pages [ 277.808678] ? __lock_is_held+0xb5/0x140 [ 277.813677] 0 pages in swap cache [ 277.817471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.821511] Swap cache stats: add 0, delete 0, find 0/0 [ 277.824960] ? check_preemption_disabled+0x48/0x280 [ 277.830479] Free swap = 0kB [ 277.835837] run_timer_softirq+0x52/0xb0 [ 277.840834] Total swap = 0kB [ 277.843851] ? rcu_read_lock_sched_held+0x14f/0x180 [ 277.847888] 1965979 pages RAM [ 277.850906] __do_softirq+0x308/0xb7e [ 277.855895] 0 pages HighMem/MovableOnly [ 277.855904] 342867 pages reserved [ 277.859013] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 277.862792] 0 pages cma reserved [ 277.866761] ? lock_downgrade+0x900/0x900 [ 277.870266] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 277.874691] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 277.874714] ? pvclock_read_flags+0x160/0x160 [ 277.874733] ? lapic_next_event+0x5a/0x90 [ 277.878146] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 277.882233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.888705] ksoftirqd/1 cpuset= [ 277.893807] ? kvm_clock_read+0x18/0x30 [ 277.898285] / [ 277.902444] ? kvm_sched_clock_read+0x9/0x20 [ 277.912734] mems_allowed=0 [ 277.934517] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.940057] ? check_preemption_disabled+0x48/0x280 [ 277.945085] irq_exit+0x17f/0x1c0 [ 277.948543] smp_apic_timer_interrupt+0x1cb/0x760 [ 277.953387] ? smp_call_function_single_interrupt+0x159/0x650 [ 277.959275] ? smp_call_function_single_interrupt+0x650/0x650 [ 277.965168] ? interrupt_entry+0xb5/0xc0 [ 277.969232] ? trace_hardirqs_off_caller+0xbb/0x310 [ 277.974251] ? trace_hardirqs_off_caller+0xbb/0x310 [ 277.979292] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 277.984139] ? trace_hardirqs_on_caller+0x310/0x310 [ 277.989160] ? trace_hardirqs_on_caller+0x310/0x310 [ 277.994178] ? task_prio+0x50/0x50 [ 277.997722] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.003261] ? check_preemption_disabled+0x48/0x280 [ 278.008291] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 278.013150] apic_timer_interrupt+0xf/0x20 [ 278.017381] [ 278.019629] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 278.024563] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 278.043468] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 278.051217] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 278.058483] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 278.065755] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 278.073023] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 278.080293] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 278.087610] skb_clone+0x1bb/0x500 [ 278.091161] ? finish_task_switch+0x2f4/0x910 [ 278.095657] ? skb_split+0x11e0/0x11e0 [ 278.099553] ? preempt_notifier_register+0x200/0x200 [ 278.104658] ? __switch_to_asm+0x34/0x70 [ 278.108720] ? __switch_to_asm+0x34/0x70 [ 278.112781] ? __switch_to_asm+0x40/0x70 [ 278.116842] ? __switch_to_asm+0x34/0x70 [ 278.120902] ? __switch_to_asm+0x40/0x70 [ 278.124968] ? __switch_to_asm+0x34/0x70 [ 278.129034] ? __switch_to_asm+0x40/0x70 [ 278.133094] ? __switch_to_asm+0x34/0x70 [ 278.137160] ? __switch_to_asm+0x34/0x70 [ 278.141221] ? __switch_to_asm+0x40/0x70 [ 278.145285] ? __switch_to_asm+0x34/0x70 [ 278.149367] bpf_clone_redirect+0xb9/0x490 [ 278.153613] ? __schedule+0x8d7/0x21d0 [ 278.157511] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 278.162534] ? __sched_text_start+0x8/0x8 [ 278.166688] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 278.171450] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 278.176041] ? find_held_lock+0x36/0x1c0 [ 278.180111] ? lock_acquire+0x1ed/0x520 [ 278.184090] ? bpf_test_run+0x3cb/0x780 [ 278.188069] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.193617] ? check_preemption_disabled+0x48/0x280 [ 278.198647] ? kasan_check_read+0x11/0x20 [ 278.202801] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 278.208093] ? rcu_softirq_qs+0x20/0x20 [ 278.212070] ? preempt_schedule+0x4d/0x60 [ 278.216245] ? ___preempt_schedule+0x16/0x18 [ 278.220676] ? bpf_test_run+0x25d/0x780 [ 278.224668] ? netlink_diag_dump+0x2a0/0x2a0 [ 278.229093] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 278.234633] ? bpf_test_init.isra.10+0x70/0x100 [ 278.239304] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 278.244078] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 278.248921] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 278.254486] ? fput+0x130/0x1a0 [ 278.257773] ? __bpf_prog_get+0x9b/0x290 [ 278.261842] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 278.266696] ? bpf_prog_test_run+0x130/0x1a0 [ 278.271108] ? __x64_sys_bpf+0x3d8/0x520 [ 278.275171] ? bpf_prog_get+0x20/0x20 [ 278.279029] ? do_syscall_64+0x1b9/0x820 [ 278.283107] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 278.288479] ? syscall_return_slowpath+0x5e0/0x5e0 [ 278.293420] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 278.298317] ? trace_hardirqs_on_caller+0x310/0x310 [ 278.303351] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 278.308373] ? prepare_exit_to_usermode+0x291/0x3b0 [ 278.313407] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 278.318279] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 278.323685] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 278.323763] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 278.330285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 278.330294] Call Trace: [ 278.336861] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 278.346131] dump_stack+0x244/0x39d [ 278.348701] syz-executor1 cpuset= [ 278.359185] ? dump_stack_print_info.cold.1+0x20/0x20 [ 278.362790] syz1 [ 278.366248] warn_alloc.cold.117+0xb7/0x1bd [ 278.371410] mems_allowed=0 [ 278.373385] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 278.385455] ? lock_downgrade+0x900/0x900 [ 278.389617] ? trace_hardirqs_off+0xb8/0x310 [ 278.394077] ? trace_hardirqs_off+0xb8/0x310 [ 278.398543] __alloc_pages_slowpath+0x2660/0x2d70 [ 278.403422] ? warn_alloc+0x120/0x120 [ 278.407259] ? warn_alloc+0x120/0x120 [ 278.411063] ? print_usage_bug+0xc0/0xc0 [ 278.415131] ? warn_alloc+0x120/0x120 [ 278.418935] ? print_usage_bug+0xc0/0xc0 [ 278.423001] ? __lock_acquire+0x62f/0x4c20 [ 278.427240] ? __lock_acquire+0x62f/0x4c20 [ 278.431483] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 278.437031] ? should_fail+0x22d/0xd01 [ 278.440955] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 278.446061] ? __lock_acquire+0x62f/0x4c20 [ 278.450305] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 278.455427] ? __lock_acquire+0x62f/0x4c20 [ 278.459669] ? should_fail+0x22d/0xd01 [ 278.463560] ? find_held_lock+0x36/0x1c0 [ 278.467641] ? mark_held_locks+0x130/0x130 [ 278.471884] ? mark_held_locks+0x130/0x130 [ 278.476125] ? zap_class+0x640/0x640 [ 278.479839] ? zap_class+0x640/0x640 [ 278.483568] ? print_usage_bug+0xc0/0xc0 [ 278.487643] ? do_raw_spin_unlock+0xa7/0x330 [ 278.492051] ? zap_class+0x640/0x640 [ 278.495770] ? print_usage_bug+0xc0/0xc0 [ 278.499832] ? wq_watchdog_touch+0x9c/0xfe [ 278.504071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.509616] ? check_preemption_disabled+0x48/0x280 [ 278.514643] ? __lock_is_held+0xb5/0x140 [ 278.518712] __alloc_pages_nodemask+0xa80/0xde0 [ 278.523380] ? zap_class+0x640/0x640 [ 278.527104] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 278.532134] ? find_held_lock+0x36/0x1c0 [ 278.536208] ? ____cache_alloc_node+0x1c7/0x1e0 [ 278.540880] ? lock_downgrade+0x900/0x900 [ 278.545034] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.550580] cache_grow_begin+0xa5/0x8c0 [ 278.554642] ? do_raw_spin_unlock+0xa7/0x330 [ 278.559057] fallback_alloc+0x204/0x2e0 [ 278.563038] ____cache_alloc_node+0x1c7/0x1e0 [ 278.567541] kmem_cache_alloc_node+0xe3/0x730 [ 278.572063] ? ipv6_get_ifaddr+0x42e/0x620 [ 278.576323] __alloc_skb+0x119/0x770 [ 278.580052] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 278.585340] ? netdev_alloc_frag+0x1f0/0x1f0 [ 278.589755] ? lock_downgrade+0x900/0x900 [ 278.593918] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.599457] ? refcount_sub_and_test_checked+0x203/0x310 [ 278.604917] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 278.610377] ? addrconf_rs_timer+0x690/0x690 [ 278.614802] ndisc_alloc_skb+0x144/0x340 [ 278.618869] ndisc_send_rs+0x331/0x6e0 [ 278.622769] addrconf_rs_timer+0x314/0x690 [ 278.627014] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.631263] call_timer_fn+0x272/0x920 [ 278.635175] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.639414] ? process_timeout+0x40/0x40 [ 278.643490] ? __run_timers+0x7da/0xc70 [ 278.647474] ? _raw_spin_unlock_irq+0x27/0x80 [ 278.651973] ? _raw_spin_unlock_irq+0x27/0x80 [ 278.656480] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.660717] ? lockdep_hardirqs_on+0x296/0x5b0 [ 278.665302] ? trace_hardirqs_on+0xbd/0x310 [ 278.669630] ? kasan_check_read+0x11/0x20 [ 278.673812] ? __run_timers+0x7da/0xc70 [ 278.677792] ? trace_hardirqs_off_caller+0x310/0x310 [ 278.682902] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.687143] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.691395] __run_timers+0x7e5/0xc70 [ 278.695226] ? timer_fixup_init+0x70/0x70 [ 278.699394] ? compat_start_thread+0x80/0x80 [ 278.703811] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.709384] ? kasan_check_write+0x14/0x20 [ 278.713635] ? finish_task_switch+0x2f4/0x910 [ 278.718134] ? __switch_to_asm+0x40/0x70 [ 278.722201] ? preempt_notifier_register+0x200/0x200 [ 278.727303] ? __switch_to_asm+0x34/0x70 [ 278.731403] ? __switch_to_asm+0x40/0x70 [ 278.735478] ? __switch_to_asm+0x34/0x70 [ 278.739552] ? __switch_to_asm+0x40/0x70 [ 278.743618] ? __switch_to_asm+0x34/0x70 [ 278.747682] ? __switch_to_asm+0x40/0x70 [ 278.751757] ? pvclock_read_flags+0x160/0x160 [ 278.756265] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.761802] ? check_preemption_disabled+0x48/0x280 [ 278.766828] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 278.772370] ? rcu_pm_notify+0xc0/0xc0 [ 278.776263] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.781805] ? check_preemption_disabled+0x48/0x280 [ 278.786846] run_timer_softirq+0x52/0xb0 [ 278.790914] ? rcu_read_lock_sched_held+0x14f/0x180 [ 278.795931] __do_softirq+0x308/0xb7e [ 278.799759] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 278.804869] ? trace_hardirqs_off+0xb8/0x310 [ 278.809284] ? rcu_irq_enter+0x18c/0x310 [ 278.813371] ? schedule+0x108/0x460 [ 278.817016] ? __schedule+0x21d0/0x21d0 [ 278.821008] ? trace_hardirqs_off+0xb8/0x310 [ 278.825419] ? smpboot_thread_fn+0x68b/0xa00 [ 278.829831] ? trace_hardirqs_on+0x310/0x310 [ 278.834243] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 278.839792] ? check_preemption_disabled+0x48/0x280 [ 278.844806] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.850354] ? takeover_tasklets+0xa90/0xa90 [ 278.854767] run_ksoftirqd+0x5e/0x100 [ 278.858568] smpboot_thread_fn+0x68b/0xa00 [ 278.862809] ? sort_range+0x30/0x30 [ 278.866447] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 278.871554] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 278.877373] ? __kthread_parkme+0xfb/0x1a0 [ 278.881633] kthread+0x35a/0x420 [ 278.885006] ? sort_range+0x30/0x30 [ 278.888634] ? kthread_stop+0x900/0x900 [ 278.892616] ret_from_fork+0x3a/0x50 [ 278.896362] warn_alloc_show_mem: 1 callbacks suppressed [ 278.896375] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 278.896377] Mem-Info: [ 278.896407] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 278.896407] active_file:16 inactive_file:18 isolated_file:0 [ 278.896407] unevictable:0 dirty:0 writeback:0 unstable:0 [ 278.896407] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 278.896407] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 278.896407] free:13683 free_pcp:153 free_cma:0 [ 278.901761] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 278.908783] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 278.911186] Call Trace: [ 278.944054] Node 0 [ 278.953401] [ 278.980926] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 278.983494] dump_stack+0x244/0x39d [ 278.986229] lowmem_reserve[]: 0 [ 278.988391] ? dump_stack_print_info.cold.1+0x20/0x20 [ 279.013872] 2818 [ 279.017521] warn_alloc.cold.117+0xb7/0x1bd [ 279.020784] 6321 [ 279.025973] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 279.028029] 6321 [ 279.032369] ? lock_downgrade+0x900/0x900 [ 279.039251] ? trace_hardirqs_off+0xb8/0x310 [ 279.041304] Node 0 [ 279.045459] ? trace_hardirqs_off+0xb8/0x310 [ 279.049867] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 279.052083] __alloc_pages_slowpath+0x2660/0x2d70 [ 279.056483] lowmem_reserve[]: [ 279.083222] ? warn_alloc+0x120/0x120 [ 279.088020] 0 [ 279.091122] ? warn_alloc+0x120/0x120 [ 279.094894] 0 3503 [ 279.096716] ? print_usage_bug+0xc0/0xc0 [ 279.100525] 3503 [ 279.102767] ? warn_alloc+0x120/0x120 [ 279.106808] Node 0 [ 279.108869] ? print_usage_bug+0xc0/0xc0 [ 279.112678] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 279.114889] ? __lock_acquire+0x62f/0x4c20 [ 279.118920] lowmem_reserve[]: 0 [ 279.147214] ? __lock_acquire+0x62f/0x4c20 [ 279.151431] 0 [ 279.154712] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 279.158928] 0 [ 279.160733] ? should_fail+0x22d/0xd01 [ 279.166247] 0 [ 279.168046] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 279.168064] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 279.173739] ? __lock_acquire+0x62f/0x4c20 [ 279.178995] Node 0 [ 279.184120] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 279.188370] DMA: [ 279.190611] ? __lock_acquire+0x62f/0x4c20 [ 279.195690] 1*4kB [ 279.197754] ? should_fail+0x22d/0xd01 [ 279.201970] (U) [ 279.204146] ? rcu_irq_exit+0x1a2/0x390 [ 279.208003] 0*8kB 0*16kB [ 279.209999] ? mark_held_locks+0x130/0x130 [ 279.213940] 1*32kB (U) [ 279.216708] ? mark_held_locks+0x130/0x130 [ 279.220926] 2*64kB [ 279.223510] ? mark_held_locks+0xc7/0x130 [ 279.227722] (U) [ 279.229962] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 279.234109] 1*128kB [ 279.236082] ? zap_class+0x640/0x640 [ 279.241082] (U) [ 279.243406] ? print_usage_bug+0xc0/0xc0 [ 279.247101] 1*256kB [ 279.249074] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.253118] (U) [ 279.255441] ? check_preemption_disabled+0x48/0x280 [ 279.260953] 0*512kB 1*1024kB [ 279.262946] ? __lock_is_held+0xb5/0x140 [ 279.267940] (U) [ 279.271046] __alloc_pages_nodemask+0xa80/0xde0 [ 279.275082] 1*2048kB [ 279.277056] ? zap_class+0x640/0x640 [ 279.281704] (M) [ 279.284119] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 279.287810] 3*4096kB [ 279.289790] ? find_held_lock+0x36/0x1c0 [ 279.294777] (M) [ 279.297197] ? ____cache_alloc_node+0x1c7/0x1e0 [ 279.301223] = 15908kB [ 279.301232] Node 0 [ 279.303212] ? lock_downgrade+0x900/0x900 [ 279.307858] DMA32: [ 279.310287] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.312498] 5*4kB [ 279.316650] cache_grow_begin+0xa5/0x8c0 [ 279.318863] (UM) [ 279.324401] ? do_raw_spin_unlock+0xa7/0x330 [ 279.326531] 1*8kB [ 279.330592] fallback_alloc+0x204/0x2e0 [ 279.332629] (U) [ 279.337038] ____cache_alloc_node+0x1c7/0x1e0 [ 279.339167] 2*16kB [ 279.343140] kmem_cache_alloc_node+0xe3/0x730 [ 279.345100] (M) [ 279.349588] ? ipv6_get_ifaddr+0x42e/0x620 [ 279.351808] 1*32kB [ 279.356303] __alloc_skb+0x119/0x770 [ 279.358256] (M) [ 279.362493] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 279.364705] 4*64kB [ 279.368426] ? netdev_alloc_frag+0x1f0/0x1f0 [ 279.370413] (UM) [ 279.375688] ? lock_downgrade+0x900/0x900 [ 279.377907] 5*128kB [ 279.382321] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.384401] (UM) [ 279.388552] ? refcount_sub_and_test_checked+0x203/0x310 [ 279.390855] 4*256kB [ 279.396392] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 279.398430] (UM) [ 279.403878] ? addrconf_rs_timer+0x690/0x690 [ 279.406184] 3*512kB [ 279.411636] ndisc_alloc_skb+0x144/0x340 [ 279.413673] (M) [ 279.418078] ndisc_send_rs+0x331/0x6e0 [ 279.420390] 3*1024kB [ 279.424454] addrconf_rs_timer+0x314/0x690 [ 279.426410] (UM) [ 279.430299] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.432688] 3*2048kB [ 279.436926] call_timer_fn+0x272/0x920 [ 279.438963] (UM) [ 279.443193] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.445585] 3*4096kB [ 279.449479] ? process_timeout+0x40/0x40 [ 279.451524] (M) [ 279.455765] ? __run_timers+0x7da/0xc70 [ 279.458157] = 25052kB [ 279.462219] ? _raw_spin_unlock_irq+0x27/0x80 [ 279.464179] Node 0 [ 279.468151] ? _raw_spin_unlock_irq+0x27/0x80 [ 279.470559] Normal: [ 279.475055] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.477272] 943*4kB [ 279.481769] ? lockdep_hardirqs_on+0x296/0x5b0 [ 279.484085] (ME) [ 279.488342] ? trace_hardirqs_on+0xbd/0x310 [ 279.490647] 466*8kB [ 279.495228] ? kasan_check_read+0x11/0x20 [ 279.497268] (UME) 200*16kB [ 279.501603] ? __run_timers+0x7da/0xc70 [ 279.503903] (UME) [ 279.508049] ? trace_hardirqs_off_caller+0x310/0x310 [ 279.510966] 78*32kB [ 279.514939] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.517069] (UME) [ 279.522184] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.524490] 9*64kB [ 279.528721] __run_timers+0x7e5/0xc70 [ 279.530849] (UM) [ 279.535089] ? timer_fixup_init+0x70/0x70 [ 279.537300] 0*128kB [ 279.541097] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 279.543145] 0*256kB [ 279.547287] ? zap_class+0x640/0x640 [ 279.549594] 0*512kB [ 279.554620] ? enqueue_hrtimer+0x1a5/0x560 [ 279.556928] 0*1024kB [ 279.560642] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 279.562947] 0*2048kB [ 279.567184] ? find_held_lock+0x36/0x1c0 [ 279.569570] 0*4096kB [ 279.574766] ? zap_class+0x640/0x640 [ 279.577158] = 13772kB [ 279.581226] ? pvclock_read_flags+0x160/0x160 [ 279.583620] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 279.587340] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.589731] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 279.594217] ? check_preemption_disabled+0x48/0x280 [ 279.603034] 172 total pagecache pages [ 279.608581] ? __lock_is_held+0xb5/0x140 [ 279.617136] 0 pages in swap cache [ 279.622146] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.625932] Swap cache stats: add 0, delete 0, find 0/0 [ 279.629991] ? check_preemption_disabled+0x48/0x280 [ 279.633449] Free swap = 0kB [ 279.638983] run_timer_softirq+0x52/0xb0 [ 279.644326] Total swap = 0kB [ 279.649355] ? rcu_read_lock_sched_held+0x14f/0x180 [ 279.652357] 1965979 pages RAM [ 279.656415] __do_softirq+0x308/0xb7e [ 279.659417] 0 pages HighMem/MovableOnly [ 279.664430] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 279.667519] 342867 pages reserved [ 279.671320] ? lock_downgrade+0x900/0x900 [ 279.675283] 0 pages cma reserved [ 279.679777] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 279.683284] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 279.687367] ? pvclock_read_flags+0x160/0x160 [ 279.690806] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 279.695819] ? lapic_next_event+0x5a/0x90 [ 279.702290] ksoftirqd/1 cpuset= [ 279.706785] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.717074] / [ 279.721225] ? kvm_clock_read+0x18/0x30 [ 279.724511] mems_allowed=0 [ 279.730042] ? kvm_sched_clock_read+0x9/0x20 [ 279.743036] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.748586] ? check_preemption_disabled+0x48/0x280 [ 279.753635] irq_exit+0x17f/0x1c0 [ 279.757104] smp_apic_timer_interrupt+0x1cb/0x760 [ 279.761947] ? smp_call_function_single_interrupt+0x159/0x650 [ 279.767838] ? smp_call_function_single_interrupt+0x650/0x650 [ 279.773726] ? interrupt_entry+0xb5/0xc0 [ 279.777793] ? trace_hardirqs_off_caller+0xbb/0x310 [ 279.782809] ? trace_hardirqs_off_caller+0xbb/0x310 [ 279.787833] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 279.792684] ? trace_hardirqs_on_caller+0x310/0x310 [ 279.797701] ? trace_hardirqs_on_caller+0x310/0x310 [ 279.802717] ? task_prio+0x50/0x50 [ 279.806264] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.811808] ? check_preemption_disabled+0x48/0x280 [ 279.816838] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 279.821699] apic_timer_interrupt+0xf/0x20 [ 279.825933] [ 279.828179] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 279.833110] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 279.852011] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 279.859721] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 279.866987] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 279.874258] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 279.881529] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 279.888798] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 279.896125] skb_clone+0x1bb/0x500 [ 279.899674] ? finish_task_switch+0x2f4/0x910 [ 279.904171] ? skb_split+0x11e0/0x11e0 [ 279.908062] ? preempt_notifier_register+0x200/0x200 [ 279.913178] ? __switch_to_asm+0x34/0x70 [ 279.917243] ? __switch_to_asm+0x34/0x70 [ 279.921309] ? __switch_to_asm+0x40/0x70 [ 279.925381] ? __switch_to_asm+0x34/0x70 [ 279.929444] ? __switch_to_asm+0x40/0x70 [ 279.933504] ? __switch_to_asm+0x34/0x70 [ 279.937561] ? __switch_to_asm+0x40/0x70 [ 279.941636] ? __switch_to_asm+0x34/0x70 [ 279.945697] ? __switch_to_asm+0x34/0x70 [ 279.949759] ? __switch_to_asm+0x40/0x70 [ 279.953822] ? __switch_to_asm+0x34/0x70 [ 279.957896] bpf_clone_redirect+0xb9/0x490 [ 279.962161] ? __schedule+0x8d7/0x21d0 [ 279.966060] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 279.971081] ? __sched_text_start+0x8/0x8 [ 279.975236] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 279.980011] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 279.984609] ? find_held_lock+0x36/0x1c0 [ 279.988682] ? lock_acquire+0x1ed/0x520 [ 279.992661] ? bpf_test_run+0x3cb/0x780 [ 279.996643] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.002182] ? check_preemption_disabled+0x48/0x280 [ 280.007215] ? kasan_check_read+0x11/0x20 [ 280.011403] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 280.016705] ? rcu_softirq_qs+0x20/0x20 [ 280.020690] ? preempt_schedule+0x4d/0x60 [ 280.024845] ? ___preempt_schedule+0x16/0x18 [ 280.029298] ? bpf_test_run+0x25d/0x780 [ 280.033297] ? netlink_diag_dump+0x2a0/0x2a0 [ 280.037717] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.043256] ? bpf_test_init.isra.10+0x70/0x100 [ 280.047932] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 280.052701] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 280.057546] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 280.063088] ? fput+0x130/0x1a0 [ 280.066374] ? __bpf_prog_get+0x9b/0x290 [ 280.070440] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 280.075280] ? bpf_prog_test_run+0x130/0x1a0 [ 280.079694] ? __x64_sys_bpf+0x3d8/0x520 [ 280.083760] ? bpf_prog_get+0x20/0x20 [ 280.087587] ? do_syscall_64+0x1b9/0x820 [ 280.091697] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 280.097064] ? syscall_return_slowpath+0x5e0/0x5e0 [ 280.101997] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 280.106844] ? trace_hardirqs_on_caller+0x310/0x310 [ 280.111866] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 280.116890] ? prepare_exit_to_usermode+0x291/0x3b0 [ 280.121917] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 280.126769] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 280.132153] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 280.132220] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 280.138743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.138753] Call Trace: [ 280.145324] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 280.154589] dump_stack+0x244/0x39d [ 280.157159] syz-executor1 cpuset= [ 280.167663] ? dump_stack_print_info.cold.1+0x20/0x20 [ 280.171269] syz1 [ 280.174734] warn_alloc.cold.117+0xb7/0x1bd [ 280.179898] mems_allowed=0 [ 280.181870] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 280.193937] ? lock_downgrade+0x900/0x900 [ 280.198101] ? trace_hardirqs_off+0xb8/0x310 [ 280.202522] ? trace_hardirqs_off+0xb8/0x310 [ 280.206944] __alloc_pages_slowpath+0x2660/0x2d70 [ 280.211824] ? warn_alloc+0x120/0x120 [ 280.215649] ? warn_alloc+0x120/0x120 [ 280.219470] ? print_usage_bug+0xc0/0xc0 [ 280.223552] ? warn_alloc+0x120/0x120 [ 280.227368] ? print_usage_bug+0xc0/0xc0 [ 280.231436] ? __lock_acquire+0x62f/0x4c20 [ 280.235674] ? __lock_acquire+0x62f/0x4c20 [ 280.239919] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.245456] ? should_fail+0x22d/0xd01 [ 280.249357] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 280.254474] ? __lock_acquire+0x62f/0x4c20 [ 280.258718] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 280.263820] ? __lock_acquire+0x62f/0x4c20 [ 280.268051] ? should_fail+0x22d/0xd01 [ 280.271941] ? find_held_lock+0x36/0x1c0 [ 280.276017] ? mark_held_locks+0x130/0x130 [ 280.280260] ? mark_held_locks+0x130/0x130 [ 280.284498] ? zap_class+0x640/0x640 [ 280.288222] ? mark_held_locks+0xc7/0x130 [ 280.292371] ? do_raw_spin_unlock+0xa7/0x330 [ 280.296782] ? zap_class+0x640/0x640 [ 280.300503] ? print_usage_bug+0xc0/0xc0 [ 280.304586] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.310136] ? check_preemption_disabled+0x48/0x280 [ 280.315168] ? __lock_is_held+0xb5/0x140 [ 280.319243] __alloc_pages_nodemask+0xa80/0xde0 [ 280.323917] ? zap_class+0x640/0x640 [ 280.327644] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 280.332673] ? find_held_lock+0x36/0x1c0 [ 280.336750] ? ____cache_alloc_node+0x1c7/0x1e0 [ 280.341427] ? lock_downgrade+0x900/0x900 [ 280.345587] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.351133] cache_grow_begin+0xa5/0x8c0 [ 280.355195] ? do_raw_spin_unlock+0xa7/0x330 [ 280.359618] fallback_alloc+0x204/0x2e0 [ 280.363603] ____cache_alloc_node+0x1c7/0x1e0 [ 280.368114] kmem_cache_alloc_node+0xe3/0x730 [ 280.372617] ? ipv6_get_ifaddr+0x42e/0x620 [ 280.376865] __alloc_skb+0x119/0x770 [ 280.380583] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 280.385871] ? netdev_alloc_frag+0x1f0/0x1f0 [ 280.390281] ? lock_downgrade+0x900/0x900 [ 280.394444] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.400003] ? refcount_sub_and_test_checked+0x203/0x310 [ 280.405466] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 280.410921] ? addrconf_rs_timer+0x690/0x690 [ 280.415351] ndisc_alloc_skb+0x144/0x340 [ 280.419424] ndisc_send_rs+0x331/0x6e0 [ 280.423325] addrconf_rs_timer+0x314/0x690 [ 280.427579] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 280.431834] call_timer_fn+0x272/0x920 [ 280.435723] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 280.439966] ? process_timeout+0x40/0x40 [ 280.444038] ? __run_timers+0x7da/0xc70 [ 280.448023] ? _raw_spin_unlock_irq+0x27/0x80 [ 280.452524] ? _raw_spin_unlock_irq+0x27/0x80 [ 280.457017] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 280.461254] ? lockdep_hardirqs_on+0x296/0x5b0 [ 280.465843] ? trace_hardirqs_on+0xbd/0x310 [ 280.470172] ? kasan_check_read+0x11/0x20 [ 280.474324] ? __run_timers+0x7da/0xc70 [ 280.478317] ? trace_hardirqs_off_caller+0x310/0x310 [ 280.483439] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 280.487679] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 280.491916] __run_timers+0x7e5/0xc70 [ 280.495732] ? timer_fixup_init+0x70/0x70 [ 280.499885] ? compat_start_thread+0x80/0x80 [ 280.504298] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.509860] ? kasan_check_write+0x14/0x20 [ 280.514103] ? finish_task_switch+0x2f4/0x910 [ 280.518600] ? __switch_to_asm+0x40/0x70 [ 280.522671] ? preempt_notifier_register+0x200/0x200 [ 280.527778] ? __switch_to_asm+0x34/0x70 [ 280.531843] ? __switch_to_asm+0x40/0x70 [ 280.535904] ? __switch_to_asm+0x34/0x70 [ 280.539969] ? __switch_to_asm+0x40/0x70 [ 280.544029] ? __switch_to_asm+0x34/0x70 [ 280.548088] ? __switch_to_asm+0x40/0x70 [ 280.552173] ? pvclock_read_flags+0x160/0x160 [ 280.556674] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.562243] ? check_preemption_disabled+0x48/0x280 [ 280.567275] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 280.572825] ? rcu_pm_notify+0xc0/0xc0 [ 280.576722] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.582261] ? check_preemption_disabled+0x48/0x280 [ 280.587283] run_timer_softirq+0x52/0xb0 [ 280.591373] ? rcu_read_lock_sched_held+0x14f/0x180 [ 280.596391] __do_softirq+0x308/0xb7e [ 280.600209] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 280.605316] ? trace_hardirqs_off+0xb8/0x310 [ 280.609740] ? rcu_irq_enter+0x18c/0x310 [ 280.613811] ? schedule+0x108/0x460 [ 280.617442] ? __schedule+0x21d0/0x21d0 [ 280.621427] ? trace_hardirqs_off+0xb8/0x310 [ 280.625838] ? smpboot_thread_fn+0x68b/0xa00 [ 280.630250] ? trace_hardirqs_on+0x310/0x310 [ 280.634664] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.640207] ? check_preemption_disabled+0x48/0x280 [ 280.645227] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.650769] ? takeover_tasklets+0xa90/0xa90 [ 280.655185] run_ksoftirqd+0x5e/0x100 [ 280.658993] smpboot_thread_fn+0x68b/0xa00 [ 280.663233] ? sort_range+0x30/0x30 [ 280.666871] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 280.671982] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.677528] ? __kthread_parkme+0xfb/0x1a0 [ 280.681774] kthread+0x35a/0x420 [ 280.685143] ? sort_range+0x30/0x30 [ 280.688775] ? kthread_stop+0x900/0x900 [ 280.692757] ret_from_fork+0x3a/0x50 [ 280.696499] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 280.696505] warn_alloc_show_mem: 1 callbacks suppressed [ 280.696513] Mem-Info: [ 280.703530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.708900] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 280.708900] active_file:16 inactive_file:18 isolated_file:0 [ 280.708900] unevictable:0 dirty:0 writeback:0 unstable:0 [ 280.708900] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 280.708900] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 280.708900] free:13683 free_pcp:153 free_cma:0 [ 280.711281] Call Trace: [ 280.720672] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 280.753522] [ 280.756101] Node 0 [ 280.783616] dump_stack+0x244/0x39d [ 280.785765] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 280.787980] ? dump_stack_print_info.cold.1+0x20/0x20 [ 280.791581] lowmem_reserve[]: 0 [ 280.817108] warn_alloc.cold.117+0xb7/0x1bd [ 280.822272] 2818 [ 280.825552] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 280.829850] 6321 [ 280.831911] ? lock_downgrade+0x900/0x900 [ 280.836749] 6321 [ 280.838819] ? trace_hardirqs_off+0xb8/0x310 [ 280.845010] ? trace_hardirqs_off+0xb8/0x310 [ 280.849405] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 280.853840] __alloc_pages_slowpath+0x2660/0x2d70 [ 280.853884] ? warn_alloc+0x120/0x120 [ 280.881371] lowmem_reserve[]: 0 [ 280.886231] ? warn_alloc+0x120/0x120 [ 280.890005] 0 [ 280.893283] ? print_usage_bug+0xc0/0xc0 [ 280.897059] 3503 [ 280.898858] ? warn_alloc+0x120/0x120 [ 280.902899] 3503 [ 280.904963] ? print_usage_bug+0xc0/0xc0 [ 280.910803] ? __lock_acquire+0x62f/0x4c20 [ 280.914848] Node 0 [ 280.919076] ? __lock_acquire+0x62f/0x4c20 [ 280.919115] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 280.919122] lowmem_reserve[]: [ 280.921371] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.925584] 0 [ 280.953868] ? should_fail+0x22d/0xd01 [ 280.956953] 0 [ 280.962489] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 280.964269] 0 [ 280.968174] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 280.969959] 0 [ 280.975242] ? __lock_acquire+0x62f/0x4c20 [ 280.982128] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 280.984414] Node 0 [ 280.988659] ? __lock_acquire+0x62f/0x4c20 [ 280.993737] DMA: 1*4kB [ 280.995980] ? should_fail+0x22d/0xd01 [ 281.000194] (U) [ 281.002782] ? rcu_irq_exit+0x1a2/0x390 [ 281.006646] 0*8kB [ 281.008637] ? mark_held_locks+0x130/0x130 [ 281.012584] 0*16kB [ 281.014738] ? mark_held_locks+0x130/0x130 [ 281.018953] 1*32kB [ 281.021189] ? mark_held_locks+0xc7/0x130 [ 281.025403] (U) [ 281.027636] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 281.031762] 2*64kB [ 281.033740] ? zap_class+0x640/0x640 [ 281.038738] (U) [ 281.040976] ? print_usage_bug+0xc0/0xc0 [ 281.044679] 1*128kB [ 281.046654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.050696] (U) [ 281.053017] ? check_preemption_disabled+0x48/0x280 [ 281.058546] 1*256kB [ 281.060536] ? __lock_is_held+0xb5/0x140 [ 281.065526] (U) [ 281.067866] __alloc_pages_nodemask+0xa80/0xde0 [ 281.071897] 0*512kB 1*1024kB [ 281.073880] ? zap_class+0x640/0x640 [ 281.078527] (U) [ 281.081633] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 281.085320] 1*2048kB (M) [ 281.087321] ? find_held_lock+0x36/0x1c0 [ 281.092322] 3*4096kB [ 281.095092] ? ____cache_alloc_node+0x1c7/0x1e0 [ 281.099132] (M) [ 281.101546] ? lock_downgrade+0x900/0x900 [ 281.106196] = 15908kB [ 281.108175] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.112297] Node 0 [ 281.114710] cache_grow_begin+0xa5/0x8c0 [ 281.120233] DMA32: 5*4kB [ 281.122483] ? do_raw_spin_unlock+0xa7/0x330 [ 281.126526] (UM) [ 281.129285] fallback_alloc+0x204/0x2e0 [ 281.133666] 1*8kB (U) [ 281.135740] ____cache_alloc_node+0x1c7/0x1e0 [ 281.139690] 2*16kB [ 281.142185] kmem_cache_alloc_node+0xe3/0x730 [ 281.146667] (M) [ 281.148904] ? ipv6_get_ifaddr+0x42e/0x620 [ 281.153380] 1*32kB [ 281.155372] __alloc_skb+0x119/0x770 [ 281.159580] (M) [ 281.161824] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 281.165514] 4*64kB [ 281.167485] ? netdev_alloc_frag+0x1f0/0x1f0 [ 281.172744] (UM) [ 281.174984] ? lock_downgrade+0x900/0x900 [ 281.179375] 5*128kB [ 281.181441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.185562] (UM) [ 281.187891] ? refcount_sub_and_test_checked+0x203/0x310 [ 281.193410] 4*256kB [ 281.195475] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 281.200901] (UM) [ 281.203226] ? addrconf_rs_timer+0x690/0x690 [ 281.208660] 3*512kB [ 281.210733] ndisc_alloc_skb+0x144/0x340 [ 281.215117] (M) [ 281.217453] ndisc_send_rs+0x331/0x6e0 [ 281.221483] 3*1024kB [ 281.223459] addrconf_rs_timer+0x314/0x690 [ 281.227338] (UM) [ 281.229753] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.233967] 3*2048kB [ 281.236038] call_timer_fn+0x272/0x920 [ 281.240243] (UM) [ 281.242649] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.246608] 3*4096kB [ 281.248670] ? process_timeout+0x40/0x40 [ 281.252884] (M) [ 281.255307] ? __run_timers+0x7da/0xc70 [ 281.259352] = 25052kB [ 281.261341] ? _raw_spin_unlock_irq+0x27/0x80 [ 281.265296] Node 0 [ 281.267704] ? _raw_spin_unlock_irq+0x27/0x80 [ 281.272179] Normal: [ 281.274416] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.278890] 943*4kB [ 281.281213] ? lockdep_hardirqs_on+0x296/0x5b0 [ 281.285428] (ME) [ 281.287752] ? trace_hardirqs_on+0xbd/0x310 [ 281.292315] 466*8kB [ 281.294389] ? kasan_check_read+0x11/0x20 [ 281.298689] (UME) [ 281.301011] ? __run_timers+0x7da/0xc70 [ 281.305152] 200*16kB [ 281.307313] ? trace_hardirqs_off_caller+0x310/0x310 [ 281.311276] (UME) [ 281.313699] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.318781] 78*32kB [ 281.320926] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.325141] (UME) [ 281.327463] __run_timers+0x7e5/0xc70 [ 281.331674] 9*64kB [ 281.333830] ? timer_fixup_init+0x70/0x70 [ 281.337607] (UM) [ 281.339841] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 281.343967] 0*128kB [ 281.346045] ? zap_class+0x640/0x640 [ 281.351036] 0*256kB [ 281.353379] ? enqueue_hrtimer+0x1a5/0x560 [ 281.357074] 0*512kB [ 281.359398] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 281.363609] 0*1024kB [ 281.365939] ? find_held_lock+0x36/0x1c0 [ 281.371108] 0*2048kB 0*4096kB [ 281.373531] ? zap_class+0x640/0x640 [ 281.377576] = 13772kB [ 281.380775] ? pvclock_read_flags+0x160/0x160 [ 281.384471] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 281.386876] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.391359] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 281.391368] 172 total pagecache pages [ 281.400202] ? check_preemption_disabled+0x48/0x280 [ 281.405743] 0 pages in swap cache [ 281.414317] ? __lock_is_held+0xb5/0x140 [ 281.418143] Swap cache stats: add 0, delete 0, find 0/0 [ 281.423164] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.426602] Free swap = 0kB [ 281.426611] Total swap = 0kB [ 281.430670] ? check_preemption_disabled+0x48/0x280 [ 281.436013] 1965979 pages RAM [ 281.441551] run_timer_softirq+0x52/0xb0 [ 281.444552] 0 pages HighMem/MovableOnly [ 281.447571] ? rcu_read_lock_sched_held+0x14f/0x180 [ 281.452573] 342867 pages reserved [ 281.452582] 0 pages cma reserved [ 281.455691] __do_softirq+0x308/0xb7e [ 281.459800] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 281.463704] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 281.463717] ? lock_downgrade+0x900/0x900 [ 281.463734] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 281.468794] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 281.472204] ? pvclock_read_flags+0x160/0x160 [ 281.475545] ksoftirqd/1 cpuset= [ 281.479366] ? lapic_next_event+0x5a/0x90 [ 281.485834] / [ 281.490325] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.494463] mems_allowed=0 [ 281.499561] ? kvm_clock_read+0x18/0x30 [ 281.535854] ? kvm_sched_clock_read+0x9/0x20 [ 281.540270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.545811] ? check_preemption_disabled+0x48/0x280 [ 281.550841] irq_exit+0x17f/0x1c0 [ 281.554303] smp_apic_timer_interrupt+0x1cb/0x760 [ 281.559178] ? smp_call_function_single_interrupt+0x159/0x650 [ 281.565068] ? smp_call_function_single_interrupt+0x650/0x650 [ 281.570956] ? interrupt_entry+0xb5/0xc0 [ 281.575028] ? trace_hardirqs_off_caller+0xbb/0x310 [ 281.580046] ? trace_hardirqs_off_caller+0xbb/0x310 [ 281.585073] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 281.589921] ? trace_hardirqs_on_caller+0x310/0x310 [ 281.594939] ? trace_hardirqs_on_caller+0x310/0x310 [ 281.599961] ? task_prio+0x50/0x50 [ 281.603523] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.609063] ? check_preemption_disabled+0x48/0x280 [ 281.614086] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 281.618942] apic_timer_interrupt+0xf/0x20 [ 281.623177] [ 281.625418] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 281.630359] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 281.649262] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 281.656974] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 281.664247] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 281.671517] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 281.678791] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 281.686061] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 281.693380] skb_clone+0x1bb/0x500 [ 281.696931] ? finish_task_switch+0x2f4/0x910 [ 281.701433] ? skb_split+0x11e0/0x11e0 [ 281.705323] ? preempt_notifier_register+0x200/0x200 [ 281.710440] ? __switch_to_asm+0x34/0x70 [ 281.714502] ? __switch_to_asm+0x34/0x70 [ 281.718569] ? __switch_to_asm+0x40/0x70 [ 281.722633] ? __switch_to_asm+0x34/0x70 [ 281.726696] ? __switch_to_asm+0x40/0x70 [ 281.730781] ? __switch_to_asm+0x34/0x70 [ 281.734842] ? __switch_to_asm+0x40/0x70 [ 281.738905] ? __switch_to_asm+0x34/0x70 [ 281.742967] ? __switch_to_asm+0x34/0x70 [ 281.747052] ? __switch_to_asm+0x40/0x70 [ 281.751122] ? __switch_to_asm+0x34/0x70 [ 281.755258] bpf_clone_redirect+0xb9/0x490 [ 281.759505] ? __schedule+0x8d7/0x21d0 [ 281.763402] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 281.768419] ? __sched_text_start+0x8/0x8 [ 281.772565] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 281.777344] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 281.781936] ? find_held_lock+0x36/0x1c0 [ 281.786006] ? lock_acquire+0x1ed/0x520 [ 281.789986] ? bpf_test_run+0x3cb/0x780 [ 281.793962] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.799502] ? check_preemption_disabled+0x48/0x280 [ 281.804526] ? kasan_check_read+0x11/0x20 [ 281.808676] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 281.813968] ? rcu_softirq_qs+0x20/0x20 [ 281.817947] ? preempt_schedule+0x4d/0x60 [ 281.822105] ? ___preempt_schedule+0x16/0x18 [ 281.826526] ? bpf_test_run+0x25d/0x780 [ 281.830513] ? netlink_diag_dump+0x2a0/0x2a0 [ 281.834925] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 281.840467] ? bpf_test_init.isra.10+0x70/0x100 [ 281.845143] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 281.849910] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 281.854768] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 281.860323] ? fput+0x130/0x1a0 [ 281.863622] ? __bpf_prog_get+0x9b/0x290 [ 281.867689] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 281.872534] ? bpf_prog_test_run+0x130/0x1a0 [ 281.876957] ? __x64_sys_bpf+0x3d8/0x520 [ 281.881030] ? bpf_prog_get+0x20/0x20 [ 281.884856] ? do_syscall_64+0x1b9/0x820 [ 281.888921] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 281.894289] ? syscall_return_slowpath+0x5e0/0x5e0 [ 281.899220] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 281.904064] ? trace_hardirqs_on_caller+0x310/0x310 [ 281.909082] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 281.914103] ? prepare_exit_to_usermode+0x291/0x3b0 [ 281.919128] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 281.924000] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 281.929389] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 281.929458] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 281.935975] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 281.935981] Call Trace: [ 281.936000] dump_stack+0x244/0x39d [ 281.936020] ? dump_stack_print_info.cold.1+0x20/0x20 [ 281.936047] warn_alloc.cold.117+0xb7/0x1bd [ 281.942615] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 281.951874] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 281.954451] syz-executor1 cpuset= [ 281.958075] ? lock_downgrade+0x900/0x900 [ 281.963245] syz1 [ 281.967573] ? trace_hardirqs_off+0xb8/0x310 [ 281.978035] mems_allowed=0 [ 281.982873] ? trace_hardirqs_off+0xb8/0x310 [ 282.004144] __alloc_pages_slowpath+0x2660/0x2d70 [ 282.009025] ? warn_alloc+0x120/0x120 [ 282.012839] ? warn_alloc+0x120/0x120 [ 282.016646] ? print_usage_bug+0xc0/0xc0 [ 282.020710] ? warn_alloc+0x120/0x120 [ 282.024516] ? print_usage_bug+0xc0/0xc0 [ 282.028587] ? __lock_acquire+0x62f/0x4c20 [ 282.032824] ? __lock_acquire+0x62f/0x4c20 [ 282.037065] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.042612] ? should_fail+0x22d/0xd01 [ 282.046511] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 282.051615] ? __lock_acquire+0x62f/0x4c20 [ 282.055858] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 282.060962] ? __lock_acquire+0x62f/0x4c20 [ 282.065193] ? should_fail+0x22d/0xd01 [ 282.069080] ? find_held_lock+0x36/0x1c0 [ 282.073196] ? mark_held_locks+0x130/0x130 [ 282.077446] ? mark_held_locks+0x130/0x130 [ 282.081683] ? zap_class+0x640/0x640 [ 282.085397] ? zap_class+0x640/0x640 [ 282.089119] ? print_usage_bug+0xc0/0xc0 [ 282.093189] ? do_raw_spin_unlock+0xa7/0x330 [ 282.097601] ? zap_class+0x640/0x640 [ 282.101320] ? print_usage_bug+0xc0/0xc0 [ 282.105391] ? wq_watchdog_touch+0x9c/0xfe [ 282.109633] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.115174] ? check_preemption_disabled+0x48/0x280 [ 282.120203] ? __lock_is_held+0xb5/0x140 [ 282.124276] __alloc_pages_nodemask+0xa80/0xde0 [ 282.128952] ? zap_class+0x640/0x640 [ 282.132675] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 282.137706] ? find_held_lock+0x36/0x1c0 [ 282.141784] ? ____cache_alloc_node+0x1c7/0x1e0 [ 282.146460] ? lock_downgrade+0x900/0x900 [ 282.150624] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.156174] cache_grow_begin+0xa5/0x8c0 [ 282.160238] ? do_raw_spin_unlock+0xa7/0x330 [ 282.164656] fallback_alloc+0x204/0x2e0 [ 282.168654] ____cache_alloc_node+0x1c7/0x1e0 [ 282.173157] kmem_cache_alloc_node+0xe3/0x730 [ 282.177657] ? ipv6_get_ifaddr+0x42e/0x620 [ 282.181907] __alloc_skb+0x119/0x770 [ 282.185628] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 282.190916] ? netdev_alloc_frag+0x1f0/0x1f0 [ 282.195327] ? lock_downgrade+0x900/0x900 [ 282.199499] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.205041] ? refcount_sub_and_test_checked+0x203/0x310 [ 282.210502] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 282.215960] ? addrconf_rs_timer+0x690/0x690 [ 282.220386] ndisc_alloc_skb+0x144/0x340 [ 282.224457] ndisc_send_rs+0x331/0x6e0 [ 282.228364] addrconf_rs_timer+0x314/0x690 [ 282.232608] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 282.236863] call_timer_fn+0x272/0x920 [ 282.240754] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 282.244994] ? process_timeout+0x40/0x40 [ 282.249125] ? __run_timers+0x7da/0xc70 [ 282.253115] ? _raw_spin_unlock_irq+0x27/0x80 [ 282.257614] ? _raw_spin_unlock_irq+0x27/0x80 [ 282.262119] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 282.266363] ? lockdep_hardirqs_on+0x296/0x5b0 [ 282.270953] ? trace_hardirqs_on+0xbd/0x310 [ 282.275281] ? kasan_check_read+0x11/0x20 [ 282.279448] ? __run_timers+0x7da/0xc70 [ 282.283429] ? trace_hardirqs_off_caller+0x310/0x310 [ 282.288541] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 282.292782] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 282.297023] __run_timers+0x7e5/0xc70 [ 282.300839] ? timer_fixup_init+0x70/0x70 [ 282.304992] ? compat_start_thread+0x80/0x80 [ 282.309406] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.314961] ? kasan_check_write+0x14/0x20 [ 282.319202] ? finish_task_switch+0x2f4/0x910 [ 282.323708] ? __switch_to_asm+0x40/0x70 [ 282.327779] ? preempt_notifier_register+0x200/0x200 [ 282.332884] ? __switch_to_asm+0x34/0x70 [ 282.336944] ? __switch_to_asm+0x40/0x70 [ 282.341008] ? __switch_to_asm+0x34/0x70 [ 282.345070] ? __switch_to_asm+0x40/0x70 [ 282.349135] ? __switch_to_asm+0x34/0x70 [ 282.353195] ? __switch_to_asm+0x40/0x70 [ 282.357267] ? pvclock_read_flags+0x160/0x160 [ 282.361773] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.367317] ? check_preemption_disabled+0x48/0x280 [ 282.372364] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 282.377907] ? rcu_pm_notify+0xc0/0xc0 [ 282.381799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.387349] ? check_preemption_disabled+0x48/0x280 [ 282.392379] run_timer_softirq+0x52/0xb0 [ 282.396444] ? rcu_read_lock_sched_held+0x14f/0x180 [ 282.401464] __do_softirq+0x308/0xb7e [ 282.405282] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 282.410386] ? trace_hardirqs_off+0xb8/0x310 [ 282.414798] ? rcu_irq_enter+0x18c/0x310 [ 282.418868] ? schedule+0x108/0x460 [ 282.422503] ? __schedule+0x21d0/0x21d0 [ 282.426485] ? trace_hardirqs_off+0xb8/0x310 [ 282.430897] ? smpboot_thread_fn+0x68b/0xa00 [ 282.435311] ? trace_hardirqs_on+0x310/0x310 [ 282.439734] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.445305] ? check_preemption_disabled+0x48/0x280 [ 282.450326] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.455893] ? takeover_tasklets+0xa90/0xa90 [ 282.460306] run_ksoftirqd+0x5e/0x100 [ 282.464121] smpboot_thread_fn+0x68b/0xa00 [ 282.468369] ? sort_range+0x30/0x30 [ 282.472006] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 282.477117] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.482660] ? __kthread_parkme+0xfb/0x1a0 [ 282.486907] kthread+0x35a/0x420 [ 282.490279] ? sort_range+0x30/0x30 [ 282.493911] ? kthread_stop+0x900/0x900 [ 282.497896] ret_from_fork+0x3a/0x50 [ 282.501624] warn_alloc_show_mem: 1 callbacks suppressed [ 282.501636] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 282.501638] Mem-Info: [ 282.501669] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 282.501669] active_file:16 inactive_file:18 isolated_file:0 [ 282.501669] unevictable:0 dirty:0 writeback:0 unstable:0 [ 282.501669] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 282.501669] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 282.501669] free:13683 free_pcp:153 free_cma:0 [ 282.507018] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 282.514039] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 282.516439] Call Trace: [ 282.549311] Node 0 [ 282.558670] [ 282.586181] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 282.588741] dump_stack+0x244/0x39d [ 282.590949] lowmem_reserve[]: 0 [ 282.593128] ? dump_stack_print_info.cold.1+0x20/0x20 [ 282.618606] 2818 6321 [ 282.622246] warn_alloc.cold.117+0xb7/0x1bd [ 282.625495] 6321 [ 282.630685] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 282.637487] ? lock_downgrade+0x900/0x900 [ 282.639537] Node 0 [ 282.644388] ? trace_hardirqs_off+0xb8/0x310 [ 282.648538] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 282.650752] ? trace_hardirqs_off+0xb8/0x310 [ 282.655134] lowmem_reserve[]: [ 282.681854] __alloc_pages_slowpath+0x2660/0x2d70 [ 282.686247] 0 [ 282.689383] ? warn_alloc+0x120/0x120 [ 282.694182] 0 [ 282.695985] ? warn_alloc+0x120/0x120 [ 282.699763] 3503 [ 282.701576] ? print_usage_bug+0xc0/0xc0 [ 282.705361] 3503 [ 282.707420] ? warn_alloc+0x120/0x120 [ 282.713537] ? print_usage_bug+0xc0/0xc0 [ 282.717315] Node 0 [ 282.721400] ? __lock_acquire+0x62f/0x4c20 [ 282.721431] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 282.721438] lowmem_reserve[]: [ 282.723675] ? __lock_acquire+0x62f/0x4c20 [ 282.727890] 0 [ 282.756166] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.759249] 0 [ 282.763478] ? should_fail+0x22d/0xd01 [ 282.765263] 0 [ 282.770815] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 282.772594] 0 [ 282.776484] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 282.783541] ? __lock_acquire+0x62f/0x4c20 [ 282.785323] Node 0 [ 282.790426] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 282.794638] DMA: [ 282.796883] ? __lock_acquire+0x62f/0x4c20 [ 282.801962] 1*4kB [ 282.804022] ? should_fail+0x22d/0xd01 [ 282.808240] (U) [ 282.810394] ? rcu_irq_exit+0x1a2/0x390 [ 282.814262] 0*8kB [ 282.816247] ? mark_held_locks+0x130/0x130 [ 282.820209] 0*16kB [ 282.822365] ? mark_held_locks+0x130/0x130 [ 282.826578] 1*32kB [ 282.828818] ? mark_held_locks+0xc7/0x130 [ 282.833031] (U) [ 282.835270] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 282.839398] 2*64kB [ 282.841382] ? zap_class+0x640/0x640 [ 282.846374] (U) [ 282.848613] ? print_usage_bug+0xc0/0xc0 [ 282.852318] 1*128kB [ 282.854303] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.858351] (U) [ 282.860686] ? check_preemption_disabled+0x48/0x280 [ 282.866224] 1*256kB [ 282.868201] ? __lock_is_held+0xb5/0x140 [ 282.873188] (U) [ 282.875535] __alloc_pages_nodemask+0xa80/0xde0 [ 282.879722] 0*512kB 1*1024kB [ 282.881713] ? zap_class+0x640/0x640 [ 282.886385] (U) [ 282.889491] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 282.893180] 1*2048kB [ 282.895159] ? find_held_lock+0x36/0x1c0 [ 282.900148] (M) [ 282.902566] ? ____cache_alloc_node+0x1c7/0x1e0 [ 282.906609] 3*4096kB [ 282.908580] ? lock_downgrade+0x900/0x900 [ 282.913225] (M) [ 282.915640] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.919767] = 15908kB [ 282.921742] cache_grow_begin+0xa5/0x8c0 [ 282.927272] Node 0 [ 282.929679] ? do_raw_spin_unlock+0xa7/0x330 [ 282.933722] DMA32: [ 282.935960] fallback_alloc+0x204/0x2e0 [ 282.940348] 5*4kB [ 282.942582] ____cache_alloc_node+0x1c7/0x1e0 [ 282.946555] (UM) [ 282.948719] kmem_cache_alloc_node+0xe3/0x730 [ 282.953194] 1*8kB [ 282.955252] ? ipv6_get_ifaddr+0x42e/0x620 [ 282.959722] (U) [ 282.961880] __alloc_skb+0x119/0x770 [ 282.966084] 2*16kB (M) [ 282.968075] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 282.971779] 1*32kB [ 282.974379] ? netdev_alloc_frag+0x1f0/0x1f0 [ 282.979629] (M) 4*64kB [ 282.981874] ? lock_downgrade+0x900/0x900 [ 282.986750] (UM) 5*128kB [ 282.989358] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.993474] (UM) 4*256kB [ 282.996253] ? refcount_sub_and_test_checked+0x203/0x310 [ 283.001763] (UM) [ 283.004544] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 283.009976] 3*512kB [ 283.012034] ? addrconf_rs_timer+0x690/0x690 [ 283.017475] (M) [ 283.019802] ndisc_alloc_skb+0x144/0x340 [ 283.024186] 3*1024kB [ 283.026182] ndisc_send_rs+0x331/0x6e0 [ 283.030222] (UM) [ 283.032632] addrconf_rs_timer+0x314/0x690 [ 283.036516] 3*2048kB [ 283.038578] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.042788] (UM) [ 283.045211] call_timer_fn+0x272/0x920 [ 283.049415] 3*4096kB [ 283.051478] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.055358] (M) [ 283.057771] ? process_timeout+0x40/0x40 [ 283.061984] = 25052kB [ 283.063963] ? __run_timers+0x7da/0xc70 [ 283.067997] Node 0 [ 283.070412] ? _raw_spin_unlock_irq+0x27/0x80 [ 283.074362] Normal: [ 283.076604] ? _raw_spin_unlock_irq+0x27/0x80 [ 283.081072] 943*4kB [ 283.083390] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.087867] (ME) [ 283.090190] ? lockdep_hardirqs_on+0x296/0x5b0 [ 283.094423] 466*8kB [ 283.096494] ? trace_hardirqs_on+0xbd/0x310 [ 283.101056] (UME) [ 283.103383] ? kasan_check_read+0x11/0x20 [ 283.107684] 200*16kB [ 283.109831] ? __run_timers+0x7da/0xc70 [ 283.113956] (UME) [ 283.116370] ? trace_hardirqs_off_caller+0x310/0x310 [ 283.120317] 78*32kB (UME) [ 283.122483] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.127564] 9*64kB [ 283.130410] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.134621] (UM) [ 283.136856] __run_timers+0x7e5/0xc70 [ 283.141067] 0*128kB 0*256kB [ 283.143149] ? timer_fixup_init+0x70/0x70 [ 283.146923] 0*512kB [ 283.149942] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 283.154072] 0*1024kB [ 283.156427] ? zap_class+0x640/0x640 [ 283.161423] 0*2048kB [ 283.163830] ? enqueue_hrtimer+0x1a5/0x560 [ 283.167523] 0*4096kB [ 283.169933] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 283.174146] = 13772kB [ 283.176556] ? find_held_lock+0x36/0x1c0 [ 283.181728] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 283.184133] ? zap_class+0x640/0x640 [ 283.188179] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 283.197019] ? pvclock_read_flags+0x160/0x160 [ 283.200712] 172 total pagecache pages [ 283.209287] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.213764] 0 pages in swap cache [ 283.217557] ? check_preemption_disabled+0x48/0x280 [ 283.223087] Swap cache stats: add 0, delete 0, find 0/0 [ 283.226553] ? __lock_is_held+0xb5/0x140 [ 283.231544] Free swap = 0kB [ 283.236903] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.240941] Total swap = 0kB [ 283.243958] ? check_preemption_disabled+0x48/0x280 [ 283.249513] 1965979 pages RAM [ 283.252529] run_timer_softirq+0x52/0xb0 [ 283.257522] 0 pages HighMem/MovableOnly [ 283.260637] ? rcu_read_lock_sched_held+0x14f/0x180 [ 283.264693] 342867 pages reserved [ 283.268666] __do_softirq+0x308/0xb7e [ 283.273672] 0 pages cma reserved [ 283.277131] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 283.280998] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 283.284271] ? lock_downgrade+0x900/0x900 [ 283.284289] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 283.288818] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 283.295261] ? pvclock_read_flags+0x160/0x160 [ 283.299387] ksoftirqd/1 cpuset= [ 283.304494] ? lapic_next_event+0x5a/0x90 [ 283.314783] / [ 283.319279] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.322543] mems_allowed=0 [ 283.326687] ? kvm_clock_read+0x18/0x30 [ 283.340795] ? kvm_sched_clock_read+0x9/0x20 [ 283.345222] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.350768] ? check_preemption_disabled+0x48/0x280 [ 283.355797] irq_exit+0x17f/0x1c0 [ 283.359253] smp_apic_timer_interrupt+0x1cb/0x760 [ 283.364099] ? smp_call_function_single_interrupt+0x159/0x650 [ 283.369993] ? smp_call_function_single_interrupt+0x650/0x650 [ 283.375881] ? interrupt_entry+0xb5/0xc0 [ 283.379962] ? trace_hardirqs_off_caller+0xbb/0x310 [ 283.384978] ? trace_hardirqs_off_caller+0xbb/0x310 [ 283.390004] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 283.394877] ? trace_hardirqs_on_caller+0x310/0x310 [ 283.399893] ? trace_hardirqs_on_caller+0x310/0x310 [ 283.404911] ? task_prio+0x50/0x50 [ 283.408458] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.413999] ? check_preemption_disabled+0x48/0x280 [ 283.419024] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 283.423878] apic_timer_interrupt+0xf/0x20 [ 283.428109] [ 283.430370] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 283.435310] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 283.454214] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 283.461923] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 283.469188] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 283.476458] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 283.483729] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 283.490995] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 283.498303] skb_clone+0x1bb/0x500 [ 283.501853] ? finish_task_switch+0x2f4/0x910 [ 283.506357] ? skb_split+0x11e0/0x11e0 [ 283.510248] ? preempt_notifier_register+0x200/0x200 [ 283.515355] ? __switch_to_asm+0x34/0x70 [ 283.519420] ? __switch_to_asm+0x34/0x70 [ 283.523479] ? __switch_to_asm+0x40/0x70 [ 283.527542] ? __switch_to_asm+0x34/0x70 [ 283.531614] ? __switch_to_asm+0x40/0x70 [ 283.535717] ? __switch_to_asm+0x34/0x70 [ 283.539776] ? __switch_to_asm+0x40/0x70 [ 283.543839] ? __switch_to_asm+0x34/0x70 [ 283.547906] ? __switch_to_asm+0x34/0x70 [ 283.551971] ? __switch_to_asm+0x40/0x70 [ 283.556032] ? __switch_to_asm+0x34/0x70 [ 283.560112] bpf_clone_redirect+0xb9/0x490 [ 283.564355] ? __schedule+0x8d7/0x21d0 [ 283.568250] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 283.573280] ? __sched_text_start+0x8/0x8 [ 283.577428] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 283.582191] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 283.586793] ? find_held_lock+0x36/0x1c0 [ 283.590864] ? lock_acquire+0x1ed/0x520 [ 283.594855] ? bpf_test_run+0x3cb/0x780 [ 283.598829] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.604376] ? check_preemption_disabled+0x48/0x280 [ 283.609406] ? kasan_check_read+0x11/0x20 [ 283.613564] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 283.618848] ? rcu_softirq_qs+0x20/0x20 [ 283.622823] ? preempt_schedule+0x4d/0x60 [ 283.626976] ? ___preempt_schedule+0x16/0x18 [ 283.631393] ? bpf_test_run+0x25d/0x780 [ 283.635379] ? netlink_diag_dump+0x2a0/0x2a0 [ 283.639815] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 283.645360] ? bpf_test_init.isra.10+0x70/0x100 [ 283.650050] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 283.654829] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 283.659677] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 283.665215] ? fput+0x130/0x1a0 [ 283.668499] ? __bpf_prog_get+0x9b/0x290 [ 283.672564] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 283.677413] ? bpf_prog_test_run+0x130/0x1a0 [ 283.681837] ? __x64_sys_bpf+0x3d8/0x520 [ 283.685900] ? bpf_prog_get+0x20/0x20 [ 283.689721] ? do_syscall_64+0x1b9/0x820 [ 283.693787] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 283.699155] ? syscall_return_slowpath+0x5e0/0x5e0 [ 283.704082] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 283.708930] ? trace_hardirqs_on_caller+0x310/0x310 [ 283.713950] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 283.718971] ? prepare_exit_to_usermode+0x291/0x3b0 [ 283.724005] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 283.728872] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 283.734255] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 283.734323] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 283.740840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 283.740845] Call Trace: [ 283.740865] dump_stack+0x244/0x39d [ 283.740888] ? dump_stack_print_info.cold.1+0x20/0x20 [ 283.747422] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 283.756735] warn_alloc.cold.117+0xb7/0x1bd [ 283.759292] syz-executor1 cpuset= [ 283.762920] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 283.768087] syz1 [ 283.778584] ? lock_downgrade+0x900/0x900 [ 283.782894] mems_allowed=0 [ 283.786368] ? trace_hardirqs_off+0xb8/0x310 [ 283.804610] ? trace_hardirqs_off+0xb8/0x310 [ 283.809032] __alloc_pages_slowpath+0x2660/0x2d70 [ 283.813907] ? warn_alloc+0x120/0x120 [ 283.817728] ? warn_alloc+0x120/0x120 [ 283.821535] ? print_usage_bug+0xc0/0xc0 [ 283.825595] ? warn_alloc+0x120/0x120 [ 283.829397] ? print_usage_bug+0xc0/0xc0 [ 283.833466] ? __lock_acquire+0x62f/0x4c20 [ 283.837703] ? __lock_acquire+0x62f/0x4c20 [ 283.841949] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 283.847485] ? should_fail+0x22d/0xd01 [ 283.851379] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 283.856496] ? __lock_acquire+0x62f/0x4c20 [ 283.860738] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 283.865842] ? __lock_acquire+0x62f/0x4c20 [ 283.870074] ? should_fail+0x22d/0xd01 [ 283.873979] ? find_held_lock+0x36/0x1c0 [ 283.878069] ? mark_held_locks+0x130/0x130 [ 283.882318] ? mark_held_locks+0x130/0x130 [ 283.886559] ? zap_class+0x640/0x640 [ 283.890277] ? zap_class+0x640/0x640 [ 283.893995] ? print_usage_bug+0xc0/0xc0 [ 283.898058] ? do_raw_spin_unlock+0xa7/0x330 [ 283.902472] ? zap_class+0x640/0x640 [ 283.906225] ? print_usage_bug+0xc0/0xc0 [ 283.910322] ? wq_watchdog_touch+0x9c/0xfe [ 283.914574] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.920128] ? check_preemption_disabled+0x48/0x280 [ 283.925155] ? __lock_is_held+0xb5/0x140 [ 283.929227] __alloc_pages_nodemask+0xa80/0xde0 [ 283.933898] ? zap_class+0x640/0x640 [ 283.937617] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 283.942653] ? find_held_lock+0x36/0x1c0 [ 283.946731] ? ____cache_alloc_node+0x1c7/0x1e0 [ 283.951408] ? lock_downgrade+0x900/0x900 [ 283.955565] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.961124] cache_grow_begin+0xa5/0x8c0 [ 283.965191] ? do_raw_spin_unlock+0xa7/0x330 [ 283.969614] fallback_alloc+0x204/0x2e0 [ 283.973598] ____cache_alloc_node+0x1c7/0x1e0 [ 283.978130] kmem_cache_alloc_node+0xe3/0x730 [ 283.982632] ? ipv6_get_ifaddr+0x42e/0x620 [ 283.986880] __alloc_skb+0x119/0x770 [ 283.990599] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 283.995882] ? netdev_alloc_frag+0x1f0/0x1f0 [ 284.000294] ? lock_downgrade+0x900/0x900 [ 284.004464] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.010005] ? refcount_sub_and_test_checked+0x203/0x310 [ 284.015462] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 284.020915] ? addrconf_rs_timer+0x690/0x690 [ 284.025350] ndisc_alloc_skb+0x144/0x340 [ 284.029424] ndisc_send_rs+0x331/0x6e0 [ 284.033320] addrconf_rs_timer+0x314/0x690 [ 284.037572] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.041829] call_timer_fn+0x272/0x920 [ 284.045716] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.049958] ? process_timeout+0x40/0x40 [ 284.054037] ? __run_timers+0x7da/0xc70 [ 284.058016] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.062519] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.067018] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.071257] ? lockdep_hardirqs_on+0x296/0x5b0 [ 284.075849] ? trace_hardirqs_on+0xbd/0x310 [ 284.080177] ? kasan_check_read+0x11/0x20 [ 284.084340] ? __run_timers+0x7da/0xc70 [ 284.088319] ? trace_hardirqs_off_caller+0x310/0x310 [ 284.093441] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.097687] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.101925] __run_timers+0x7e5/0xc70 [ 284.105742] ? timer_fixup_init+0x70/0x70 [ 284.109892] ? compat_start_thread+0x80/0x80 [ 284.114312] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.119869] ? kasan_check_write+0x14/0x20 [ 284.124123] ? finish_task_switch+0x2f4/0x910 [ 284.128626] ? __switch_to_asm+0x40/0x70 [ 284.132719] ? preempt_notifier_register+0x200/0x200 [ 284.137828] ? __switch_to_asm+0x34/0x70 [ 284.141892] ? __switch_to_asm+0x40/0x70 [ 284.145955] ? __switch_to_asm+0x34/0x70 [ 284.150017] ? __switch_to_asm+0x40/0x70 [ 284.154084] ? __switch_to_asm+0x34/0x70 [ 284.158151] ? __switch_to_asm+0x40/0x70 [ 284.162224] ? pvclock_read_flags+0x160/0x160 [ 284.166728] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.172269] ? check_preemption_disabled+0x48/0x280 [ 284.177302] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 284.182855] ? rcu_pm_notify+0xc0/0xc0 [ 284.186746] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.192284] ? check_preemption_disabled+0x48/0x280 [ 284.197340] run_timer_softirq+0x52/0xb0 [ 284.201405] ? rcu_read_lock_sched_held+0x14f/0x180 [ 284.206434] __do_softirq+0x308/0xb7e [ 284.210248] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 284.215358] ? trace_hardirqs_off+0xb8/0x310 [ 284.219769] ? rcu_irq_enter+0x18c/0x310 [ 284.223839] ? schedule+0x108/0x460 [ 284.227477] ? __schedule+0x21d0/0x21d0 [ 284.231458] ? trace_hardirqs_off+0xb8/0x310 [ 284.235871] ? smpboot_thread_fn+0x68b/0xa00 [ 284.240283] ? trace_hardirqs_on+0x310/0x310 [ 284.244700] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 284.250243] ? check_preemption_disabled+0x48/0x280 [ 284.255262] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.260805] ? takeover_tasklets+0xa90/0xa90 [ 284.265216] run_ksoftirqd+0x5e/0x100 [ 284.269023] smpboot_thread_fn+0x68b/0xa00 [ 284.273264] ? sort_range+0x30/0x30 [ 284.276919] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 284.282058] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 284.287638] ? __kthread_parkme+0xfb/0x1a0 [ 284.291883] kthread+0x35a/0x420 [ 284.295253] ? sort_range+0x30/0x30 [ 284.298884] ? kthread_stop+0x900/0x900 [ 284.302866] ret_from_fork+0x3a/0x50 [ 284.306599] warn_alloc_show_mem: 1 callbacks suppressed [ 284.306611] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 284.306613] Mem-Info: [ 284.306667] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 284.306667] active_file:16 inactive_file:18 isolated_file:0 [ 284.306667] unevictable:0 dirty:0 writeback:0 unstable:0 [ 284.306667] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 284.306667] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 284.306667] free:13683 free_pcp:153 free_cma:0 [ 284.312005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 284.312015] Call Trace: [ 284.319039] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 284.321443] [ 284.354310] Node 0 [ 284.363676] dump_stack+0x244/0x39d [ 284.366263] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 284.393752] ? dump_stack_print_info.cold.1+0x20/0x20 [ 284.395888] lowmem_reserve[]: [ 284.398148] warn_alloc.cold.117+0xb7/0x1bd [ 284.401746] 0 [ 284.427247] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 284.432427] 2818 [ 284.435537] ? lock_downgrade+0x900/0x900 [ 284.439834] 6321 [ 284.441640] ? trace_hardirqs_off+0xb8/0x310 [ 284.446459] 6321 [ 284.448522] ? trace_hardirqs_off+0xb8/0x310 [ 284.454709] __alloc_pages_slowpath+0x2660/0x2d70 [ 284.459092] Node 0 [ 284.461195] ? warn_alloc+0x120/0x120 [ 284.465588] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 284.470405] ? warn_alloc+0x120/0x120 [ 284.472618] lowmem_reserve[]: [ 284.476420] ? print_usage_bug+0xc0/0xc0 [ 284.503113] 0 0 [ 284.506920] ? warn_alloc+0x120/0x120 [ 284.510006] 3503 [ 284.514062] ? print_usage_bug+0xc0/0xc0 [ 284.516029] 3503 [ 284.519823] ? __lock_acquire+0x62f/0x4c20 [ 284.525927] ? __lock_acquire+0x62f/0x4c20 [ 284.527984] Node 0 [ 284.532215] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 284.536452] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 284.538659] ? should_fail+0x22d/0xd01 [ 284.544171] lowmem_reserve[]: 0 [ 284.572454] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 284.576320] 0 [ 284.579609] ? __lock_acquire+0x62f/0x4c20 [ 284.584682] 0 [ 284.586479] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 284.590700] 0 [ 284.592504] ? __lock_acquire+0x62f/0x4c20 [ 284.599395] ? should_fail+0x22d/0xd01 [ 284.603623] Node 0 [ 284.607517] ? find_held_lock+0x36/0x1c0 [ 284.607527] DMA: [ 284.609763] ? mark_held_locks+0x130/0x130 [ 284.613802] 1*4kB [ 284.615864] ? mark_held_locks+0x130/0x130 [ 284.620075] (U) [ 284.622223] ? zap_class+0x640/0x640 [ 284.626437] 0*8kB [ 284.628409] ? zap_class+0x640/0x640 [ 284.632123] 0*16kB [ 284.634268] ? print_usage_bug+0xc0/0xc0 [ 284.637962] 1*32kB [ 284.640193] ? do_raw_spin_unlock+0xa7/0x330 [ 284.644230] (U) [ 284.646462] ? zap_class+0x640/0x640 [ 284.650861] 2*64kB [ 284.652832] ? print_usage_bug+0xc0/0xc0 [ 284.656528] (U) [ 284.658763] ? wq_watchdog_touch+0x9c/0xfe [ 284.662806] 1*128kB [ 284.664784] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.668999] (U) [ 284.671342] ? check_preemption_disabled+0x48/0x280 [ 284.676855] 1*256kB [ 284.678837] ? __lock_is_held+0xb5/0x140 [ 284.683825] (U) [ 284.686149] __alloc_pages_nodemask+0xa80/0xde0 [ 284.690185] 0*512kB [ 284.692156] ? zap_class+0x640/0x640 [ 284.696804] 1*1024kB [ 284.699128] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 284.702818] (U) [ 284.705243] ? find_held_lock+0x36/0x1c0 [ 284.710270] 1*2048kB [ 284.712248] ? ____cache_alloc_node+0x1c7/0x1e0 [ 284.716282] (M) [ 284.718694] ? lock_downgrade+0x900/0x900 [ 284.723359] 3*4096kB [ 284.725343] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.729462] (M) [ 284.731869] cache_grow_begin+0xa5/0x8c0 [ 284.737384] = 15908kB [ 284.739361] ? do_raw_spin_unlock+0xa7/0x330 [ 284.743412] Node 0 [ 284.745830] fallback_alloc+0x204/0x2e0 [ 284.750212] DMA32: 5*4kB [ 284.752460] ____cache_alloc_node+0x1c7/0x1e0 [ 284.756410] (UM) [ 284.759171] kmem_cache_alloc_node+0xe3/0x730 [ 284.763637] 1*8kB (U) [ 284.765708] ? ipv6_get_ifaddr+0x42e/0x620 [ 284.770191] 2*16kB [ 284.772712] __alloc_skb+0x119/0x770 [ 284.776921] (M) [ 284.779162] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 284.782852] 1*32kB (M) [ 284.784838] ? netdev_alloc_frag+0x1f0/0x1f0 [ 284.790092] 4*64kB [ 284.792685] ? lock_downgrade+0x900/0x900 [ 284.797072] (UM) [ 284.799306] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.803434] 5*128kB [ 284.805495] ? refcount_sub_and_test_checked+0x203/0x310 [ 284.811007] (UM) [ 284.813344] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 284.818770] 4*256kB [ 284.820832] ? addrconf_rs_timer+0x690/0x690 [ 284.826273] (UM) [ 284.828611] ndisc_alloc_skb+0x144/0x340 [ 284.833013] 3*512kB [ 284.835084] ndisc_send_rs+0x331/0x6e0 [ 284.839127] (M) [ 284.841452] addrconf_rs_timer+0x314/0x690 [ 284.845318] 3*1024kB [ 284.847304] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.851516] (UM) [ 284.853932] call_timer_fn+0x272/0x920 [ 284.858136] 3*2048kB [ 284.860197] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.864064] (UM) [ 284.866476] ? process_timeout+0x40/0x40 [ 284.870687] 3*4096kB (M) [ 284.872763] ? __run_timers+0x7da/0xc70 [ 284.876958] = 25052kB [ 284.876967] Node 0 [ 284.879733] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.883701] Normal: 943*4kB [ 284.886145] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.888373] (ME) [ 284.892893] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.895894] 466*8kB [ 284.900387] ? lockdep_hardirqs_on+0x296/0x5b0 [ 284.902428] (UME) [ 284.906662] ? trace_hardirqs_on+0xbd/0x310 [ 284.908969] 200*16kB [ 284.913549] ? kasan_check_read+0x11/0x20 [ 284.915673] (UME) [ 284.920006] ? __run_timers+0x7da/0xc70 [ 284.922399] 78*32kB [ 284.926544] ? trace_hardirqs_off_caller+0x310/0x310 [ 284.928671] (UME) [ 284.932641] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.934941] 9*64kB (UM) [ 284.940062] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.942201] 0*128kB [ 284.946434] __run_timers+0x7e5/0xc70 [ 284.949083] 0*256kB [ 284.953321] ? timer_fixup_init+0x70/0x70 [ 284.955617] 0*512kB [ 284.959416] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 284.961723] 0*1024kB [ 284.965867] ? zap_class+0x640/0x640 [ 284.968185] 0*2048kB [ 284.973200] ? enqueue_hrtimer+0x1a5/0x560 [ 284.975604] 0*4096kB [ 284.979314] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 284.981714] = 13772kB [ 284.986107] ? find_held_lock+0x36/0x1c0 [ 284.988513] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 284.993699] ? zap_class+0x640/0x640 [ 284.996102] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 285.000153] ? pvclock_read_flags+0x160/0x160 [ 285.008971] 172 total pagecache pages [ 285.012686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.021243] 0 pages in swap cache [ 285.025742] ? check_preemption_disabled+0x48/0x280 [ 285.029523] Swap cache stats: add 0, delete 0, find 0/0 [ 285.035056] ? __lock_is_held+0xb5/0x140 [ 285.038483] Free swap = 0kB [ 285.043502] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.048844] Total swap = 0kB [ 285.052918] ? check_preemption_disabled+0x48/0x280 [ 285.055921] 1965979 pages RAM [ 285.061483] run_timer_softirq+0x52/0xb0 [ 285.064481] 0 pages HighMem/MovableOnly [ 285.069496] ? rcu_read_lock_sched_held+0x14f/0x180 [ 285.072580] 342867 pages reserved [ 285.076658] __do_softirq+0x308/0xb7e [ 285.080621] 0 pages cma reserved [ 285.085633] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 285.089154] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 285.092871] ? lock_downgrade+0x900/0x900 [ 285.092890] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 285.092913] ? pvclock_read_flags+0x160/0x160 [ 285.096312] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 285.100763] ? lapic_next_event+0x5a/0x90 [ 285.107232] ksoftirqd/1 cpuset= [ 285.111380] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.116461] / [ 285.120955] ? kvm_clock_read+0x18/0x30 [ 285.131247] mems_allowed=0 [ 285.135393] ? kvm_sched_clock_read+0x9/0x20 [ 285.157182] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.162725] ? check_preemption_disabled+0x48/0x280 [ 285.167753] irq_exit+0x17f/0x1c0 [ 285.171210] smp_apic_timer_interrupt+0x1cb/0x760 [ 285.176056] ? smp_call_function_single_interrupt+0x159/0x650 [ 285.181947] ? smp_call_function_single_interrupt+0x650/0x650 [ 285.187836] ? interrupt_entry+0xb5/0xc0 [ 285.191906] ? trace_hardirqs_off_caller+0xbb/0x310 [ 285.196924] ? trace_hardirqs_off_caller+0xbb/0x310 [ 285.201943] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.206787] ? trace_hardirqs_on_caller+0x310/0x310 [ 285.211804] ? trace_hardirqs_on_caller+0x310/0x310 [ 285.216821] ? task_prio+0x50/0x50 [ 285.220377] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.225916] ? check_preemption_disabled+0x48/0x280 [ 285.230943] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.235798] apic_timer_interrupt+0xf/0x20 [ 285.240027] [ 285.242294] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 285.247234] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 285.266171] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 285.273877] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 285.281144] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 285.288448] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 285.295718] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 285.302990] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 285.310305] skb_clone+0x1bb/0x500 [ 285.313858] ? finish_task_switch+0x2f4/0x910 [ 285.318363] ? skb_split+0x11e0/0x11e0 [ 285.322264] ? preempt_notifier_register+0x200/0x200 [ 285.327390] ? __switch_to_asm+0x34/0x70 [ 285.331455] ? __switch_to_asm+0x34/0x70 [ 285.335519] ? __switch_to_asm+0x40/0x70 [ 285.339583] ? __switch_to_asm+0x34/0x70 [ 285.343651] ? __switch_to_asm+0x40/0x70 [ 285.347736] ? __switch_to_asm+0x34/0x70 [ 285.351795] ? __switch_to_asm+0x40/0x70 [ 285.355859] ? __switch_to_asm+0x34/0x70 [ 285.359925] ? __switch_to_asm+0x34/0x70 [ 285.363988] ? __switch_to_asm+0x40/0x70 [ 285.368050] ? __switch_to_asm+0x34/0x70 [ 285.372120] bpf_clone_redirect+0xb9/0x490 [ 285.376366] ? __schedule+0x8d7/0x21d0 [ 285.380262] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 285.385279] ? __sched_text_start+0x8/0x8 [ 285.389429] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 285.394198] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 285.398792] ? find_held_lock+0x36/0x1c0 [ 285.402862] ? lock_acquire+0x1ed/0x520 [ 285.406840] ? bpf_test_run+0x3cb/0x780 [ 285.410817] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.416372] ? check_preemption_disabled+0x48/0x280 [ 285.421437] ? kasan_check_read+0x11/0x20 [ 285.425589] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 285.430874] ? rcu_softirq_qs+0x20/0x20 [ 285.434854] ? preempt_schedule+0x4d/0x60 [ 285.439004] ? ___preempt_schedule+0x16/0x18 [ 285.443424] ? bpf_test_run+0x25d/0x780 [ 285.447414] ? netlink_diag_dump+0x2a0/0x2a0 [ 285.451831] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 285.457372] ? bpf_test_init.isra.10+0x70/0x100 [ 285.462046] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 285.466824] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 285.471665] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 285.477235] ? fput+0x130/0x1a0 [ 285.480523] ? __bpf_prog_get+0x9b/0x290 [ 285.484610] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 285.489456] ? bpf_prog_test_run+0x130/0x1a0 [ 285.493895] ? __x64_sys_bpf+0x3d8/0x520 [ 285.497959] ? bpf_prog_get+0x20/0x20 [ 285.501795] ? do_syscall_64+0x1b9/0x820 [ 285.505857] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 285.511227] ? syscall_return_slowpath+0x5e0/0x5e0 [ 285.516156] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.521002] ? trace_hardirqs_on_caller+0x310/0x310 [ 285.526024] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 285.531063] ? prepare_exit_to_usermode+0x291/0x3b0 [ 285.536105] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.540964] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 285.546385] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 285.546453] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 285.552971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 285.552977] Call Trace: [ 285.552996] dump_stack+0x244/0x39d [ 285.553014] ? dump_stack_print_info.cold.1+0x20/0x20 [ 285.553041] warn_alloc.cold.117+0xb7/0x1bd [ 285.559569] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 285.568866] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 285.571432] syz-executor1 cpuset= [ 285.575056] ? lock_downgrade+0x900/0x900 [ 285.580223] syz1 [ 285.584546] ? trace_hardirqs_off+0xb8/0x310 [ 285.595014] mems_allowed=0 [ 285.599854] ? trace_hardirqs_off+0xb8/0x310 [ 285.621107] __alloc_pages_slowpath+0x2660/0x2d70 [ 285.625995] ? warn_alloc+0x120/0x120 [ 285.629805] ? warn_alloc+0x120/0x120 [ 285.633644] ? print_usage_bug+0xc0/0xc0 [ 285.637717] ? warn_alloc+0x120/0x120 [ 285.641576] ? print_usage_bug+0xc0/0xc0 [ 285.645641] ? __lock_acquire+0x62f/0x4c20 [ 285.649877] ? __lock_acquire+0x62f/0x4c20 [ 285.654123] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 285.659660] ? should_fail+0x22d/0xd01 [ 285.663556] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 285.668660] ? __lock_acquire+0x62f/0x4c20 [ 285.672899] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 285.678002] ? __lock_acquire+0x62f/0x4c20 [ 285.682249] ? should_fail+0x22d/0xd01 [ 285.686146] ? find_held_lock+0x36/0x1c0 [ 285.690215] ? mark_held_locks+0x130/0x130 [ 285.694457] ? mark_held_locks+0x130/0x130 [ 285.698690] ? zap_class+0x640/0x640 [ 285.702408] ? zap_class+0x640/0x640 [ 285.706142] ? print_usage_bug+0xc0/0xc0 [ 285.710216] ? do_raw_spin_unlock+0xa7/0x330 [ 285.714642] ? zap_class+0x640/0x640 [ 285.718376] ? print_usage_bug+0xc0/0xc0 [ 285.722437] ? wq_watchdog_touch+0x9c/0xfe [ 285.726672] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.732214] ? check_preemption_disabled+0x48/0x280 [ 285.737244] ? __lock_is_held+0xb5/0x140 [ 285.741329] __alloc_pages_nodemask+0xa80/0xde0 [ 285.746009] ? zap_class+0x640/0x640 [ 285.749732] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 285.754767] ? find_held_lock+0x36/0x1c0 [ 285.758844] ? ____cache_alloc_node+0x1c7/0x1e0 [ 285.763522] ? lock_downgrade+0x900/0x900 [ 285.767690] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.773232] cache_grow_begin+0xa5/0x8c0 [ 285.777296] ? do_raw_spin_unlock+0xa7/0x330 [ 285.781738] fallback_alloc+0x204/0x2e0 [ 285.785726] ____cache_alloc_node+0x1c7/0x1e0 [ 285.790230] kmem_cache_alloc_node+0xe3/0x730 [ 285.794742] ? ipv6_get_ifaddr+0x42e/0x620 [ 285.799015] __alloc_skb+0x119/0x770 [ 285.802735] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 285.808040] ? netdev_alloc_frag+0x1f0/0x1f0 [ 285.812450] ? lock_downgrade+0x900/0x900 [ 285.816605] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.822170] ? refcount_sub_and_test_checked+0x203/0x310 [ 285.827627] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 285.833079] ? addrconf_rs_timer+0x690/0x690 [ 285.837505] ndisc_alloc_skb+0x144/0x340 [ 285.841573] ndisc_send_rs+0x331/0x6e0 [ 285.845468] addrconf_rs_timer+0x314/0x690 [ 285.849707] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 285.853957] call_timer_fn+0x272/0x920 [ 285.857849] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 285.862108] ? process_timeout+0x40/0x40 [ 285.866186] ? __run_timers+0x7da/0xc70 [ 285.870165] ? _raw_spin_unlock_irq+0x27/0x80 [ 285.874662] ? _raw_spin_unlock_irq+0x27/0x80 [ 285.879153] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 285.883386] ? lockdep_hardirqs_on+0x296/0x5b0 [ 285.887971] ? trace_hardirqs_on+0xbd/0x310 [ 285.892308] ? kasan_check_read+0x11/0x20 [ 285.896471] ? __run_timers+0x7da/0xc70 [ 285.900479] ? trace_hardirqs_off_caller+0x310/0x310 [ 285.905588] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 285.909834] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 285.914115] __run_timers+0x7e5/0xc70 [ 285.917950] ? timer_fixup_init+0x70/0x70 [ 285.922110] ? compat_start_thread+0x80/0x80 [ 285.926521] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.932063] ? kasan_check_write+0x14/0x20 [ 285.936315] ? finish_task_switch+0x2f4/0x910 [ 285.940823] ? __switch_to_asm+0x40/0x70 [ 285.944892] ? preempt_notifier_register+0x200/0x200 [ 285.949996] ? __switch_to_asm+0x34/0x70 [ 285.954055] ? __switch_to_asm+0x40/0x70 [ 285.958117] ? __switch_to_asm+0x34/0x70 [ 285.962192] ? __switch_to_asm+0x40/0x70 [ 285.966252] ? __switch_to_asm+0x34/0x70 [ 285.970311] ? __switch_to_asm+0x40/0x70 [ 285.974393] ? pvclock_read_flags+0x160/0x160 [ 285.978894] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.984446] ? check_preemption_disabled+0x48/0x280 [ 285.989481] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 285.995023] ? rcu_pm_notify+0xc0/0xc0 [ 285.998919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.004461] ? check_preemption_disabled+0x48/0x280 [ 286.009488] run_timer_softirq+0x52/0xb0 [ 286.013552] ? rcu_read_lock_sched_held+0x14f/0x180 [ 286.018570] __do_softirq+0x308/0xb7e [ 286.022385] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 286.027501] ? trace_hardirqs_off+0xb8/0x310 [ 286.031917] ? rcu_irq_enter+0x18c/0x310 [ 286.035985] ? schedule+0x108/0x460 [ 286.039619] ? __schedule+0x21d0/0x21d0 [ 286.043613] ? trace_hardirqs_off+0xb8/0x310 [ 286.048037] ? smpboot_thread_fn+0x68b/0xa00 [ 286.052462] ? trace_hardirqs_on+0x310/0x310 [ 286.056873] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 286.062426] ? check_preemption_disabled+0x48/0x280 [ 286.067443] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.072987] ? takeover_tasklets+0xa90/0xa90 [ 286.077399] run_ksoftirqd+0x5e/0x100 [ 286.081201] smpboot_thread_fn+0x68b/0xa00 [ 286.085444] ? sort_range+0x30/0x30 [ 286.089075] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 286.094188] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 286.099762] ? __kthread_parkme+0xfb/0x1a0 [ 286.104003] kthread+0x35a/0x420 [ 286.107397] ? sort_range+0x30/0x30 [ 286.111025] ? kthread_stop+0x900/0x900 [ 286.115001] ret_from_fork+0x3a/0x50 [ 286.118732] warn_alloc_show_mem: 1 callbacks suppressed [ 286.118743] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 286.118745] Mem-Info: [ 286.118776] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 286.118776] active_file:16 inactive_file:18 isolated_file:0 [ 286.118776] unevictable:0 dirty:0 writeback:0 unstable:0 [ 286.118776] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 286.118776] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 286.118776] free:13683 free_pcp:153 free_cma:0 [ 286.124152] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.131173] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 286.133576] Call Trace: [ 286.166443] Node 0 [ 286.175785] [ 286.203316] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 286.205879] dump_stack+0x244/0x39d [ 286.208102] lowmem_reserve[]: [ 286.210268] ? dump_stack_print_info.cold.1+0x20/0x20 [ 286.235741] 0 2818 [ 286.239385] warn_alloc.cold.117+0xb7/0x1bd [ 286.242461] 6321 [ 286.247647] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 286.249867] 6321 [ 286.254191] ? lock_downgrade+0x900/0x900 [ 286.261075] ? trace_hardirqs_off+0xb8/0x310 [ 286.263123] Node 0 [ 286.267304] ? trace_hardirqs_off+0xb8/0x310 [ 286.271717] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 286.273934] __alloc_pages_slowpath+0x2660/0x2d70 [ 286.278314] lowmem_reserve[]: [ 286.305064] ? warn_alloc+0x120/0x120 [ 286.309866] 0 [ 286.312986] ? warn_alloc+0x120/0x120 [ 286.316756] 0 [ 286.318562] ? print_usage_bug+0xc0/0xc0 [ 286.322350] 3503 [ 286.324150] ? warn_alloc+0x120/0x120 [ 286.328188] 3503 [ 286.330250] ? print_usage_bug+0xc0/0xc0 [ 286.336103] ? __lock_acquire+0x62f/0x4c20 [ 286.340149] Node 0 [ 286.344378] ? __lock_acquire+0x62f/0x4c20 [ 286.344408] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 286.344415] lowmem_reserve[]: [ 286.346652] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 286.350866] 0 [ 286.379142] ? should_fail+0x22d/0xd01 [ 286.382228] 0 [ 286.387761] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 286.389545] 0 [ 286.393431] ? __lock_acquire+0x62f/0x4c20 [ 286.395214] 0 [ 286.400328] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 286.406368] ? __lock_acquire+0x62f/0x4c20 [ 286.408150] Node 0 [ 286.413245] ? should_fail+0x22d/0xd01 [ 286.417453] DMA: 1*4kB [ 286.419710] ? find_held_lock+0x36/0x1c0 [ 286.423573] (U) [ 286.426164] ? mark_held_locks+0x130/0x130 [ 286.430199] 0*8kB [ 286.432170] ? mark_held_locks+0x130/0x130 [ 286.436378] 0*16kB 1*32kB [ 286.438563] ? zap_class+0x640/0x640 [ 286.442777] (U) [ 286.445623] ? zap_class+0x640/0x640 [ 286.449329] 2*64kB [ 286.451308] ? print_usage_bug+0xc0/0xc0 [ 286.454997] (U) [ 286.457233] ? do_raw_spin_unlock+0xa7/0x330 [ 286.461272] 1*128kB [ 286.463259] ? zap_class+0x640/0x640 [ 286.467645] (U) [ 286.469968] ? print_usage_bug+0xc0/0xc0 [ 286.473659] 1*256kB [ 286.475632] ? wq_watchdog_touch+0x9c/0xfe [ 286.479671] (U) [ 286.481993] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.486209] 0*512kB [ 286.488183] ? check_preemption_disabled+0x48/0x280 [ 286.493696] 1*1024kB [ 286.496021] ? __lock_is_held+0xb5/0x140 [ 286.501006] (U) 1*2048kB [ 286.503430] __alloc_pages_nodemask+0xa80/0xde0 [ 286.507465] (M) [ 286.510221] ? zap_class+0x640/0x640 [ 286.514881] 3*4096kB [ 286.516853] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 286.520548] (M) [ 286.522961] ? find_held_lock+0x36/0x1c0 [ 286.527944] = 15908kB [ 286.527950] Node 0 DMA32: [ 286.529942] ? ____cache_alloc_node+0x1c7/0x1e0 [ 286.533976] 5*4kB [ 286.536383] ? lock_downgrade+0x900/0x900 [ 286.539228] (UM) [ 286.543903] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.546033] 1*8kB [ 286.550177] cache_grow_begin+0xa5/0x8c0 [ 286.552221] (U) [ 286.557755] ? do_raw_spin_unlock+0xa7/0x330 [ 286.559884] 2*16kB [ 286.563947] fallback_alloc+0x204/0x2e0 [ 286.565903] (M) [ 286.570310] ____cache_alloc_node+0x1c7/0x1e0 [ 286.572567] 1*32kB [ 286.576544] kmem_cache_alloc_node+0xe3/0x730 [ 286.578503] (M) [ 286.582993] ? ipv6_get_ifaddr+0x42e/0x620 [ 286.585209] 4*64kB [ 286.589707] __alloc_skb+0x119/0x770 [ 286.591668] (UM) [ 286.595915] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 286.598132] 5*128kB [ 286.601843] ? netdev_alloc_frag+0x1f0/0x1f0 [ 286.603887] (UM) [ 286.609161] ? lock_downgrade+0x900/0x900 [ 286.611470] 4*256kB [ 286.615879] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.617918] (UM) [ 286.622065] ? refcount_sub_and_test_checked+0x203/0x310 [ 286.624366] 3*512kB [ 286.629902] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 286.631945] (M) [ 286.637395] ? addrconf_rs_timer+0x690/0x690 [ 286.639696] 3*1024kB [ 286.645153] ndisc_alloc_skb+0x144/0x340 [ 286.647122] (UM) [ 286.651531] ndisc_send_rs+0x331/0x6e0 [ 286.653920] 3*2048kB [ 286.657976] addrconf_rs_timer+0x314/0x690 [ 286.660021] (UM) [ 286.663906] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.666294] 3*4096kB [ 286.670554] call_timer_fn+0x272/0x920 [ 286.672590] (M) [ 286.676826] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.679223] = 25052kB [ 286.683120] ? process_timeout+0x40/0x40 [ 286.685074] Node 0 [ 286.689310] ? __run_timers+0x7da/0xc70 [ 286.691694] Normal: [ 286.695753] ? _raw_spin_unlock_irq+0x27/0x80 [ 286.697969] 943*4kB [ 286.701940] ? _raw_spin_unlock_irq+0x27/0x80 [ 286.704241] (ME) [ 286.708733] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.711049] 466*8kB [ 286.715543] ? lockdep_hardirqs_on+0x296/0x5b0 [ 286.717583] (UME) [ 286.721821] ? trace_hardirqs_on+0xbd/0x310 [ 286.724121] 200*16kB (UME) [ 286.728719] ? kasan_check_read+0x11/0x20 [ 286.730840] 78*32kB (UME) [ 286.735169] ? __run_timers+0x7da/0xc70 [ 286.738092] 9*64kB [ 286.742237] ? trace_hardirqs_off_caller+0x310/0x310 [ 286.745053] (UM) 0*128kB [ 286.749034] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.751251] 0*256kB [ 286.756360] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.759093] 0*512kB [ 286.763348] __run_timers+0x7e5/0xc70 [ 286.765650] 0*1024kB [ 286.769887] ? timer_fixup_init+0x70/0x70 [ 286.772190] 0*2048kB [ 286.776013] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 286.778403] 0*4096kB [ 286.782549] ? zap_class+0x640/0x640 [ 286.784965] = 13772kB [ 286.789978] ? enqueue_hrtimer+0x1a5/0x560 [ 286.792380] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 286.796088] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 286.798496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 286.802726] ? find_held_lock+0x36/0x1c0 [ 286.811541] 172 total pagecache pages [ 286.816729] ? zap_class+0x640/0x640 [ 286.825292] 0 pages in swap cache [ 286.829381] ? pvclock_read_flags+0x160/0x160 [ 286.833159] Swap cache stats: add 0, delete 0, find 0/0 [ 286.836882] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.840314] Free swap = 0kB [ 286.844814] ? check_preemption_disabled+0x48/0x280 [ 286.850160] Total swap = 0kB [ 286.855703] ? __lock_is_held+0xb5/0x140 [ 286.858712] 1965979 pages RAM [ 286.863725] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.866745] 0 pages HighMem/MovableOnly [ 286.870801] ? check_preemption_disabled+0x48/0x280 [ 286.873891] 342867 pages reserved [ 286.879619] run_timer_softirq+0x52/0xb0 [ 286.883565] 0 pages cma reserved [ 286.883644] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 286.888603] ? rcu_read_lock_sched_held+0x14f/0x180 [ 286.892365] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 286.896135] __do_softirq+0x308/0xb7e [ 286.896154] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 286.899651] ksoftirqd/1 cpuset= [ 286.906142] ? lock_downgrade+0x900/0x900 [ 286.906159] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 286.911316] / [ 286.921631] ? pvclock_read_flags+0x160/0x160 [ 286.921648] ? lapic_next_event+0x5a/0x90 [ 286.921665] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.921708] ? kvm_clock_read+0x18/0x30 [ 286.925605] mems_allowed=0 [ 286.965385] ? kvm_sched_clock_read+0x9/0x20 [ 286.969798] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.975347] ? check_preemption_disabled+0x48/0x280 [ 286.980382] irq_exit+0x17f/0x1c0 [ 286.984002] smp_apic_timer_interrupt+0x1cb/0x760 [ 286.988841] ? smp_call_function_single_interrupt+0x159/0x650 [ 286.994731] ? smp_call_function_single_interrupt+0x650/0x650 [ 287.000624] ? interrupt_entry+0xb5/0xc0 [ 287.004693] ? trace_hardirqs_off_caller+0xbb/0x310 [ 287.009714] ? trace_hardirqs_off_caller+0xbb/0x310 [ 287.014732] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 287.019585] ? trace_hardirqs_on_caller+0x310/0x310 [ 287.024613] ? trace_hardirqs_on_caller+0x310/0x310 [ 287.029655] ? task_prio+0x50/0x50 [ 287.033201] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.038751] ? check_preemption_disabled+0x48/0x280 [ 287.043774] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 287.048634] apic_timer_interrupt+0xf/0x20 [ 287.052864] [ 287.055108] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 287.060038] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 287.078935] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 287.086678] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 287.093967] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 287.101239] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 287.108508] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 287.115779] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 287.123091] skb_clone+0x1bb/0x500 [ 287.126659] ? finish_task_switch+0x2f4/0x910 [ 287.131152] ? skb_split+0x11e0/0x11e0 [ 287.135077] ? preempt_notifier_register+0x200/0x200 [ 287.140198] ? __switch_to_asm+0x34/0x70 [ 287.144275] ? __switch_to_asm+0x34/0x70 [ 287.148349] ? __switch_to_asm+0x40/0x70 [ 287.152414] ? __switch_to_asm+0x34/0x70 [ 287.156481] ? __switch_to_asm+0x40/0x70 [ 287.160547] ? __switch_to_asm+0x34/0x70 [ 287.164626] ? __switch_to_asm+0x40/0x70 [ 287.168690] ? __switch_to_asm+0x34/0x70 [ 287.172756] ? __switch_to_asm+0x34/0x70 [ 287.176820] ? __switch_to_asm+0x40/0x70 [ 287.180881] ? __switch_to_asm+0x34/0x70 [ 287.184956] bpf_clone_redirect+0xb9/0x490 [ 287.189193] ? __schedule+0x8d7/0x21d0 [ 287.193112] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 287.198132] ? __sched_text_start+0x8/0x8 [ 287.202281] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 287.207042] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 287.211638] ? find_held_lock+0x36/0x1c0 [ 287.215713] ? lock_acquire+0x1ed/0x520 [ 287.219696] ? bpf_test_run+0x3cb/0x780 [ 287.223694] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.229260] ? check_preemption_disabled+0x48/0x280 [ 287.234289] ? kasan_check_read+0x11/0x20 [ 287.238447] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 287.243729] ? rcu_softirq_qs+0x20/0x20 [ 287.247709] ? preempt_schedule+0x4d/0x60 [ 287.251860] ? ___preempt_schedule+0x16/0x18 [ 287.256301] ? bpf_test_run+0x25d/0x780 [ 287.260387] ? netlink_diag_dump+0x2a0/0x2a0 [ 287.264812] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 287.270360] ? bpf_test_init.isra.10+0x70/0x100 [ 287.275039] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 287.279809] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 287.284651] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 287.290205] ? fput+0x130/0x1a0 [ 287.293491] ? __bpf_prog_get+0x9b/0x290 [ 287.297557] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 287.302405] ? bpf_prog_test_run+0x130/0x1a0 [ 287.306818] ? __x64_sys_bpf+0x3d8/0x520 [ 287.310885] ? bpf_prog_get+0x20/0x20 [ 287.314710] ? do_syscall_64+0x1b9/0x820 [ 287.318773] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 287.324139] ? syscall_return_slowpath+0x5e0/0x5e0 [ 287.329063] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 287.333920] ? trace_hardirqs_on_caller+0x310/0x310 [ 287.338939] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 287.343957] ? prepare_exit_to_usermode+0x291/0x3b0 [ 287.348981] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 287.353836] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 287.359228] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 287.359295] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 287.365818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 287.365824] Call Trace: [ 287.365843] dump_stack+0x244/0x39d [ 287.365862] ? dump_stack_print_info.cold.1+0x20/0x20 [ 287.365889] warn_alloc.cold.117+0xb7/0x1bd [ 287.372455] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 287.381738] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 287.384302] syz-executor1 cpuset= [ 287.387928] ? lock_downgrade+0x900/0x900 [ 287.393095] syz1 [ 287.397432] ? trace_hardirqs_off+0xb8/0x310 [ 287.407897] mems_allowed=0 [ 287.412751] ? trace_hardirqs_off+0xb8/0x310 [ 287.434083] __alloc_pages_slowpath+0x2660/0x2d70 [ 287.438972] ? warn_alloc+0x120/0x120 [ 287.442781] ? find_held_lock+0x36/0x1c0 [ 287.446847] ? warn_alloc+0x120/0x120 [ 287.450651] ? print_usage_bug+0xc0/0xc0 [ 287.454713] ? warn_alloc+0x120/0x120 [ 287.458523] ? print_usage_bug+0xc0/0xc0 [ 287.462593] ? check_usage_forwards+0x3d0/0x3d0 [ 287.467268] ? kasan_check_read+0x11/0x20 [ 287.471422] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 287.476972] ? should_fail+0x22d/0xd01 [ 287.480864] ? rcu_softirq_qs+0x20/0x20 [ 287.484843] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 287.489951] ? __lock_acquire+0x62f/0x4c20 [ 287.494195] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 287.499307] ? should_fail+0x22d/0xd01 [ 287.503229] ? mark_held_locks+0x130/0x130 [ 287.507480] ? mark_held_locks+0x130/0x130 [ 287.511735] ? kasan_check_read+0x11/0x20 [ 287.515887] ? __lock_acquire+0x2aff/0x4c20 [ 287.520222] ? zap_class+0x640/0x640 [ 287.523966] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.529511] ? check_preemption_disabled+0x48/0x280 [ 287.534539] ? __lock_is_held+0xb5/0x140 [ 287.538609] __alloc_pages_nodemask+0xa80/0xde0 [ 287.543284] ? zap_class+0x640/0x640 [ 287.547010] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 287.552042] ? find_held_lock+0x36/0x1c0 [ 287.556118] ? ____cache_alloc_node+0x1c7/0x1e0 [ 287.560800] ? lock_downgrade+0x900/0x900 [ 287.564958] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.570527] cache_grow_begin+0xa5/0x8c0 [ 287.574612] ? do_raw_spin_unlock+0xa7/0x330 [ 287.579042] fallback_alloc+0x204/0x2e0 [ 287.583024] ____cache_alloc_node+0x1c7/0x1e0 [ 287.587540] kmem_cache_alloc_node+0xe3/0x730 [ 287.592035] ? do_raw_spin_unlock+0xa7/0x330 [ 287.596445] ? do_raw_spin_trylock+0x270/0x270 [ 287.601049] __alloc_skb+0x119/0x770 [ 287.604774] ? netdev_alloc_frag+0x1f0/0x1f0 [ 287.609186] ? atomic_notifier_call_chain+0xc6/0x190 [ 287.614290] ? lock_downgrade+0x900/0x900 [ 287.618456] ? check_preemption_disabled+0x48/0x280 [ 287.623482] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 287.628428] ? kasan_check_read+0x11/0x20 [ 287.632579] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 287.637862] ? rcu_softirq_qs+0x20/0x20 [ 287.641839] ? kasan_check_read+0x11/0x20 [ 287.645996] ? do_raw_write_trylock+0x270/0x270 [ 287.650675] __neigh_notify+0x8c/0x160 [ 287.654570] ? neigh_connected_output+0x780/0x780 [ 287.659432] neigh_timer_handler+0x6cb/0xdf0 [ 287.663854] ? check_preemption_disabled+0x48/0x280 [ 287.668894] ? __neigh_for_each_release+0x520/0x520 [ 287.673918] ? __lock_is_held+0xb5/0x140 [ 287.677996] call_timer_fn+0x272/0x920 [ 287.681900] ? __neigh_for_each_release+0x520/0x520 [ 287.686919] ? process_timeout+0x40/0x40 [ 287.690998] ? __run_timers+0x7da/0xc70 [ 287.694977] ? _raw_spin_unlock_irq+0x27/0x80 [ 287.699474] ? _raw_spin_unlock_irq+0x27/0x80 [ 287.703974] ? __neigh_for_each_release+0x520/0x520 [ 287.708995] ? lockdep_hardirqs_on+0x296/0x5b0 [ 287.713606] ? trace_hardirqs_on+0xbd/0x310 [ 287.717935] ? kasan_check_read+0x11/0x20 [ 287.722087] ? __run_timers+0x7da/0xc70 [ 287.726074] ? trace_hardirqs_off_caller+0x310/0x310 [ 287.731211] ? __neigh_for_each_release+0x520/0x520 [ 287.736228] __run_timers+0x7e5/0xc70 [ 287.740049] ? timer_fixup_init+0x70/0x70 [ 287.744199] ? compat_start_thread+0x80/0x80 [ 287.748647] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.754204] ? kasan_check_write+0x14/0x20 [ 287.758455] ? finish_task_switch+0x2f4/0x910 [ 287.762955] ? __switch_to_asm+0x40/0x70 [ 287.767038] ? preempt_notifier_register+0x200/0x200 [ 287.772148] ? __switch_to_asm+0x34/0x70 [ 287.776209] ? __switch_to_asm+0x40/0x70 [ 287.780283] ? __switch_to_asm+0x34/0x70 [ 287.784365] ? __switch_to_asm+0x40/0x70 [ 287.788430] ? __switch_to_asm+0x34/0x70 [ 287.792492] ? __switch_to_asm+0x40/0x70 [ 287.796611] ? pvclock_read_flags+0x160/0x160 [ 287.801122] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.806668] ? check_preemption_disabled+0x48/0x280 [ 287.811696] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 287.817239] ? rcu_pm_notify+0xc0/0xc0 [ 287.821137] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.826677] ? check_preemption_disabled+0x48/0x280 [ 287.831700] run_timer_softirq+0x52/0xb0 [ 287.835766] ? rcu_read_lock_sched_held+0x14f/0x180 [ 287.840790] __do_softirq+0x308/0xb7e [ 287.844619] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 287.849723] ? trace_hardirqs_off+0xb8/0x310 [ 287.854140] ? rcu_irq_enter+0x18c/0x310 [ 287.858219] ? schedule+0x108/0x460 [ 287.861862] ? __schedule+0x21d0/0x21d0 [ 287.865849] ? trace_hardirqs_off+0xb8/0x310 [ 287.870261] ? smpboot_thread_fn+0x68b/0xa00 [ 287.874676] ? trace_hardirqs_on+0x310/0x310 [ 287.879093] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 287.884649] ? check_preemption_disabled+0x48/0x280 [ 287.889669] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.895208] ? takeover_tasklets+0xa90/0xa90 [ 287.899620] run_ksoftirqd+0x5e/0x100 [ 287.903428] smpboot_thread_fn+0x68b/0xa00 [ 287.907671] ? sort_range+0x30/0x30 [ 287.911308] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 287.916425] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 287.921970] ? __kthread_parkme+0xfb/0x1a0 [ 287.926212] kthread+0x35a/0x420 [ 287.929581] ? sort_range+0x30/0x30 [ 287.933273] ? kthread_stop+0x900/0x900 [ 287.937252] ret_from_fork+0x3a/0x50 [ 287.941004] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 287.941010] warn_alloc_show_mem: 1 callbacks suppressed [ 287.941017] Mem-Info: [ 287.948035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 287.953416] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 287.953416] active_file:16 inactive_file:18 isolated_file:0 [ 287.953416] unevictable:0 dirty:0 writeback:0 unstable:0 [ 287.953416] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 287.953416] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 287.953416] free:13683 free_pcp:153 free_cma:0 [ 287.955791] Call Trace: [ 287.965364] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 287.998215] [ 288.000795] Node 0 [ 288.028294] dump_stack+0x244/0x39d [ 288.030452] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 288.032669] ? dump_stack_print_info.cold.1+0x20/0x20 [ 288.036278] lowmem_reserve[]: [ 288.061793] warn_alloc.cold.117+0xb7/0x1bd [ 288.066954] 0 [ 288.070059] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 288.074366] 2818 [ 288.076167] ? lock_downgrade+0x900/0x900 [ 288.080997] 6321 [ 288.083063] ? trace_hardirqs_off+0xb8/0x310 [ 288.087185] 6321 [ 288.089257] ? trace_hardirqs_off+0xb8/0x310 [ 288.095721] __alloc_pages_slowpath+0x2660/0x2d70 [ 288.100124] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 288.104991] ? warn_alloc+0x120/0x120 [ 288.105011] ? warn_alloc+0x120/0x120 [ 288.132344] lowmem_reserve[]: [ 288.136160] ? print_usage_bug+0xc0/0xc0 [ 288.139936] 0 [ 288.143039] ? warn_alloc+0x120/0x120 [ 288.147083] 0 [ 288.148883] ? print_usage_bug+0xc0/0xc0 [ 288.152663] 3503 [ 288.154478] ? __lock_acquire+0x62f/0x4c20 [ 288.158535] 3503 [ 288.160607] ? __lock_acquire+0x62f/0x4c20 [ 288.166887] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 288.171104] Node 0 [ 288.176638] ? should_fail+0x22d/0xd01 [ 288.176669] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 288.176677] lowmem_reserve[]: [ 288.178914] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 288.182783] 0 [ 288.211080] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 288.214175] 0 [ 288.219454] ? __lock_acquire+0x62f/0x4c20 [ 288.221240] 0 [ 288.226351] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 288.228148] 0 [ 288.232407] ? __lock_acquire+0x62f/0x4c20 [ 288.239331] ? should_fail+0x22d/0xd01 [ 288.241127] Node 0 [ 288.245366] ? rcu_irq_exit+0x1a2/0x390 [ 288.249244] DMA: [ 288.251485] ? mark_held_locks+0x130/0x130 [ 288.255441] 1*4kB [ 288.257497] ? mark_held_locks+0x130/0x130 [ 288.261726] (U) [ 288.263881] ? mark_held_locks+0xc7/0x130 [ 288.268092] 0*8kB [ 288.270080] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 288.274213] 0*16kB [ 288.276384] ? zap_class+0x640/0x640 [ 288.281390] 1*32kB [ 288.283632] ? print_usage_bug+0xc0/0xc0 [ 288.287328] (U) [ 288.289575] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.293633] 2*64kB [ 288.295634] ? check_preemption_disabled+0x48/0x280 [ 288.301151] (U) [ 288.303395] ? __lock_is_held+0xb5/0x140 [ 288.308426] 1*128kB [ 288.310403] __alloc_pages_nodemask+0xa80/0xde0 [ 288.314438] (U) [ 288.316758] ? zap_class+0x640/0x640 [ 288.321411] 1*256kB [ 288.323385] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 288.327077] (U) [ 288.329408] ? find_held_lock+0x36/0x1c0 [ 288.334396] 0*512kB [ 288.336386] ? ____cache_alloc_node+0x1c7/0x1e0 [ 288.340418] 1*1024kB [ 288.342737] ? lock_downgrade+0x900/0x900 [ 288.347395] (U) [ 288.349807] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.353932] 1*2048kB [ 288.355905] cache_grow_begin+0xa5/0x8c0 [ 288.361421] (M) [ 288.363846] ? do_raw_spin_unlock+0xa7/0x330 [ 288.367889] 3*4096kB [ 288.369876] fallback_alloc+0x204/0x2e0 [ 288.374260] (M) [ 288.376671] ____cache_alloc_node+0x1c7/0x1e0 [ 288.380620] = 15908kB [ 288.382605] kmem_cache_alloc_node+0xe3/0x730 [ 288.387070] Node 0 [ 288.389489] ? ipv6_get_ifaddr+0x42e/0x620 [ 288.393955] DMA32: 5*4kB [ 288.396207] __alloc_skb+0x119/0x770 [ 288.400441] (UM) [ 288.403226] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 288.406912] 1*8kB (U) [ 288.408984] ? netdev_alloc_frag+0x1f0/0x1f0 [ 288.414239] 2*16kB [ 288.416737] ? lock_downgrade+0x900/0x900 [ 288.421128] (M) [ 288.423389] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.427513] 1*32kB [ 288.429506] ? refcount_sub_and_test_checked+0x203/0x310 [ 288.435019] (M) [ 288.437258] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 288.442683] 4*64kB [ 288.444656] ? addrconf_rs_timer+0x690/0x690 [ 288.450082] (UM) [ 288.452327] ndisc_alloc_skb+0x144/0x340 [ 288.456716] 5*128kB [ 288.458780] ndisc_send_rs+0x331/0x6e0 [ 288.463078] (UM) [ 288.465429] addrconf_rs_timer+0x314/0x690 [ 288.469298] 4*256kB [ 288.471424] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.475649] (UM) [ 288.477980] call_timer_fn+0x272/0x920 [ 288.482184] 3*512kB [ 288.484244] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.488116] (M) [ 288.490444] ? process_timeout+0x40/0x40 [ 288.494661] 3*1024kB [ 288.496666] ? __run_timers+0x7da/0xc70 [ 288.500698] (UM) [ 288.503108] ? _raw_spin_unlock_irq+0x27/0x80 [ 288.507074] 3*2048kB [ 288.509135] ? _raw_spin_unlock_irq+0x27/0x80 [ 288.513600] (UM) 3*4096kB [ 288.516027] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.520500] (M) [ 288.523351] ? lockdep_hardirqs_on+0x296/0x5b0 [ 288.527556] = 25052kB [ 288.527565] Node 0 [ 288.529545] ? trace_hardirqs_on+0xbd/0x310 [ 288.534112] Normal: [ 288.536522] ? kasan_check_read+0x11/0x20 [ 288.538736] 943*4kB [ 288.543052] ? __run_timers+0x7da/0xc70 [ 288.545370] (ME) [ 288.549515] ? trace_hardirqs_off_caller+0x310/0x310 [ 288.551842] 466*8kB [ 288.555824] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.557868] (UME) [ 288.562982] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.565280] 200*16kB (UME) [ 288.569521] __run_timers+0x7e5/0xc70 [ 288.571649] 78*32kB [ 288.575888] ? timer_fixup_init+0x70/0x70 [ 288.578794] (UME) [ 288.582604] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 288.584906] 9*64kB [ 288.589051] ? zap_class+0x640/0x640 [ 288.591181] (UM) [ 288.596206] ? enqueue_hrtimer+0x1a5/0x560 [ 288.598422] 0*128kB [ 288.602130] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 288.604182] 0*256kB [ 288.608416] ? find_held_lock+0x36/0x1c0 [ 288.610722] 0*512kB [ 288.615924] ? zap_class+0x640/0x640 [ 288.618228] 0*1024kB [ 288.622298] ? pvclock_read_flags+0x160/0x160 [ 288.624598] 0*2048kB [ 288.628315] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.630703] 0*4096kB [ 288.635197] ? check_preemption_disabled+0x48/0x280 [ 288.637584] = 13772kB [ 288.643126] ? __lock_is_held+0xb5/0x140 [ 288.645522] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 288.650529] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.652928] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 288.656983] ? check_preemption_disabled+0x48/0x280 [ 288.665801] 172 total pagecache pages [ 288.671348] run_timer_softirq+0x52/0xb0 [ 288.679906] 0 pages in swap cache [ 288.684915] ? rcu_read_lock_sched_held+0x14f/0x180 [ 288.688697] Swap cache stats: add 0, delete 0, find 0/0 [ 288.692752] __do_softirq+0x308/0xb7e [ 288.696185] Free swap = 0kB [ 288.701213] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 288.706549] Total swap = 0kB [ 288.706557] 1965979 pages RAM [ 288.710368] ? lock_downgrade+0x900/0x900 [ 288.713365] 0 pages HighMem/MovableOnly [ 288.713374] 342867 pages reserved [ 288.717879] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 288.720877] 0 pages cma reserved [ 288.723984] ? pvclock_read_flags+0x160/0x160 [ 288.728268] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 288.732089] ? lapic_next_event+0x5a/0x90 [ 288.735526] ksoftirqd/1 cpuset= [ 288.740634] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.743978] / [ 288.748470] ? kvm_clock_read+0x18/0x30 [ 288.758782] mems_allowed=0 [ 288.762928] ? kvm_sched_clock_read+0x9/0x20 [ 288.784704] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.790243] ? check_preemption_disabled+0x48/0x280 [ 288.795272] irq_exit+0x17f/0x1c0 [ 288.798755] smp_apic_timer_interrupt+0x1cb/0x760 [ 288.803607] ? smp_call_function_single_interrupt+0x159/0x650 [ 288.809494] ? smp_call_function_single_interrupt+0x650/0x650 [ 288.815381] ? interrupt_entry+0xb5/0xc0 [ 288.819446] ? trace_hardirqs_off_caller+0xbb/0x310 [ 288.824468] ? trace_hardirqs_off_caller+0xbb/0x310 [ 288.829490] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 288.834349] ? trace_hardirqs_on_caller+0x310/0x310 [ 288.839371] ? trace_hardirqs_on_caller+0x310/0x310 [ 288.844389] ? task_prio+0x50/0x50 [ 288.847933] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.853475] ? check_preemption_disabled+0x48/0x280 [ 288.858502] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 288.863366] apic_timer_interrupt+0xf/0x20 [ 288.867604] [ 288.869851] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 288.874784] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 288.893942] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 288.901675] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 288.908962] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 288.916231] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 288.923511] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 288.930794] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 288.938107] skb_clone+0x1bb/0x500 [ 288.941651] ? finish_task_switch+0x2f4/0x910 [ 288.946146] ? skb_split+0x11e0/0x11e0 [ 288.950035] ? preempt_notifier_register+0x200/0x200 [ 288.955149] ? __switch_to_asm+0x34/0x70 [ 288.959222] ? __switch_to_asm+0x34/0x70 [ 288.963286] ? __switch_to_asm+0x40/0x70 [ 288.967355] ? __switch_to_asm+0x34/0x70 [ 288.971421] ? __switch_to_asm+0x40/0x70 [ 288.975482] ? __switch_to_asm+0x34/0x70 [ 288.979557] ? __switch_to_asm+0x40/0x70 [ 288.983808] ? __switch_to_asm+0x34/0x70 [ 288.987865] ? __switch_to_asm+0x34/0x70 [ 288.991925] ? __switch_to_asm+0x40/0x70 [ 288.995989] ? __switch_to_asm+0x34/0x70 [ 289.000061] bpf_clone_redirect+0xb9/0x490 [ 289.004303] ? __schedule+0x8d7/0x21d0 [ 289.008209] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 289.013227] ? __sched_text_start+0x8/0x8 [ 289.017380] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 289.022144] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 289.026732] ? find_held_lock+0x36/0x1c0 [ 289.030803] ? lock_acquire+0x1ed/0x520 [ 289.034782] ? bpf_test_run+0x3cb/0x780 [ 289.038764] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.044311] ? check_preemption_disabled+0x48/0x280 [ 289.049355] ? kasan_check_read+0x11/0x20 [ 289.053509] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 289.058789] ? rcu_softirq_qs+0x20/0x20 [ 289.062769] ? preempt_schedule+0x4d/0x60 [ 289.066918] ? ___preempt_schedule+0x16/0x18 [ 289.071342] ? bpf_test_run+0x25d/0x780 [ 289.075331] ? netlink_diag_dump+0x2a0/0x2a0 [ 289.079755] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 289.085293] ? bpf_test_init.isra.10+0x70/0x100 [ 289.089971] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 289.094738] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 289.099595] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 289.105143] ? fput+0x130/0x1a0 [ 289.108429] ? __bpf_prog_get+0x9b/0x290 [ 289.112508] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 289.117359] ? bpf_prog_test_run+0x130/0x1a0 [ 289.121780] ? __x64_sys_bpf+0x3d8/0x520 [ 289.125844] ? bpf_prog_get+0x20/0x20 [ 289.129665] ? do_syscall_64+0x1b9/0x820 [ 289.133726] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 289.139107] ? syscall_return_slowpath+0x5e0/0x5e0 [ 289.144041] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 289.148912] ? trace_hardirqs_on_caller+0x310/0x310 [ 289.153931] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 289.158950] ? prepare_exit_to_usermode+0x291/0x3b0 [ 289.163984] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 289.168840] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 289.174250] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 289.174345] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 289.180847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 289.180852] Call Trace: [ 289.180872] dump_stack+0x244/0x39d [ 289.180895] ? dump_stack_print_info.cold.1+0x20/0x20 [ 289.187420] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 289.196731] warn_alloc.cold.117+0xb7/0x1bd [ 289.199286] syz-executor1 cpuset= [ 289.202922] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 289.208088] syz1 [ 289.218577] ? lock_downgrade+0x900/0x900 [ 289.222879] mems_allowed=0 [ 289.226329] ? trace_hardirqs_off+0xb8/0x310 [ 289.244585] ? trace_hardirqs_off+0xb8/0x310 [ 289.249031] __alloc_pages_slowpath+0x2660/0x2d70 [ 289.253932] ? warn_alloc+0x120/0x120 [ 289.257741] ? warn_alloc+0x120/0x120 [ 289.261550] ? print_usage_bug+0xc0/0xc0 [ 289.265625] ? warn_alloc+0x120/0x120 [ 289.269455] ? warn_alloc+0x120/0x120 [ 289.273275] ? print_usage_bug+0xc0/0xc0 [ 289.277357] ? check_usage_forwards+0x3d0/0x3d0 [ 289.282041] ? kasan_check_read+0x11/0x20 [ 289.286218] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 289.291757] ? should_fail+0x22d/0xd01 [ 289.295646] ? should_fail+0x22d/0xd01 [ 289.299553] ? rcu_softirq_qs+0x20/0x20 [ 289.303529] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 289.308639] ? __lock_acquire+0x62f/0x4c20 [ 289.313548] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 289.318654] ? __lock_acquire+0x62f/0x4c20 [ 289.322886] ? should_fail+0x22d/0xd01 [ 289.326771] ? should_fail+0x22d/0xd01 [ 289.330671] ? mark_held_locks+0x130/0x130 [ 289.334914] ? mark_held_locks+0x130/0x130 [ 289.339149] ? zap_class+0x640/0x640 [ 289.342868] ? kasan_check_read+0x11/0x20 [ 289.347028] ? __lock_acquire+0x2aff/0x4c20 [ 289.351357] ? zap_class+0x640/0x640 [ 289.355074] ? print_usage_bug+0xc0/0xc0 [ 289.359145] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.364688] ? check_preemption_disabled+0x48/0x280 [ 289.369732] ? __lock_is_held+0xb5/0x140 [ 289.373806] __alloc_pages_nodemask+0xa80/0xde0 [ 289.378478] ? zap_class+0x640/0x640 [ 289.382204] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 289.387243] ? find_held_lock+0x36/0x1c0 [ 289.391315] ? ____cache_alloc_node+0x1c7/0x1e0 [ 289.395992] ? lock_downgrade+0x900/0x900 [ 289.400148] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.405694] cache_grow_begin+0xa5/0x8c0 [ 289.409762] ? do_raw_spin_unlock+0xa7/0x330 [ 289.414184] fallback_alloc+0x204/0x2e0 [ 289.418201] ____cache_alloc_node+0x1c7/0x1e0 [ 289.422708] kmem_cache_alloc_node+0xe3/0x730 [ 289.427221] ? ipv6_get_ifaddr+0x42e/0x620 [ 289.431470] __alloc_skb+0x119/0x770 [ 289.435185] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 289.440468] ? netdev_alloc_frag+0x1f0/0x1f0 [ 289.444877] ? lock_downgrade+0x900/0x900 [ 289.449038] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.454579] ? refcount_sub_and_test_checked+0x203/0x310 [ 289.460037] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 289.465502] ? addrconf_rs_timer+0x690/0x690 [ 289.469961] ndisc_alloc_skb+0x144/0x340 [ 289.474051] ndisc_send_rs+0x331/0x6e0 [ 289.477951] addrconf_rs_timer+0x314/0x690 [ 289.482218] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 289.486534] call_timer_fn+0x272/0x920 [ 289.490425] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 289.494666] ? process_timeout+0x40/0x40 [ 289.498740] ? __run_timers+0x7da/0xc70 [ 289.502727] ? _raw_spin_unlock_irq+0x27/0x80 [ 289.507226] ? _raw_spin_unlock_irq+0x27/0x80 [ 289.511725] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 289.515961] ? lockdep_hardirqs_on+0x296/0x5b0 [ 289.520545] ? trace_hardirqs_on+0xbd/0x310 [ 289.524870] ? kasan_check_read+0x11/0x20 [ 289.529021] ? __run_timers+0x7da/0xc70 [ 289.533000] ? trace_hardirqs_off_caller+0x310/0x310 [ 289.538121] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 289.542382] __run_timers+0x7e5/0xc70 [ 289.546200] ? timer_fixup_init+0x70/0x70 [ 289.550372] ? compat_start_thread+0x80/0x80 [ 289.554809] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.560368] ? kasan_check_write+0x14/0x20 [ 289.564611] ? finish_task_switch+0x2f4/0x910 [ 289.569120] ? __switch_to_asm+0x40/0x70 [ 289.573194] ? preempt_notifier_register+0x200/0x200 [ 289.578304] ? __switch_to_asm+0x34/0x70 [ 289.582374] ? __switch_to_asm+0x40/0x70 [ 289.586438] ? __switch_to_asm+0x34/0x70 [ 289.590498] ? __switch_to_asm+0x40/0x70 [ 289.594558] ? __switch_to_asm+0x34/0x70 [ 289.598621] ? __switch_to_asm+0x40/0x70 [ 289.602702] ? pvclock_read_flags+0x160/0x160 [ 289.607205] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.612749] ? check_preemption_disabled+0x48/0x280 [ 289.617779] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 289.623323] ? rcu_pm_notify+0xc0/0xc0 [ 289.627251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.632795] ? check_preemption_disabled+0x48/0x280 [ 289.637824] run_timer_softirq+0x52/0xb0 [ 289.641887] ? rcu_read_lock_sched_held+0x14f/0x180 [ 289.646910] __do_softirq+0x308/0xb7e [ 289.650735] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 289.655839] ? trace_hardirqs_off+0xb8/0x310 [ 289.660261] ? rcu_irq_enter+0x18c/0x310 [ 289.664328] ? schedule+0x108/0x460 [ 289.667971] ? __schedule+0x21d0/0x21d0 [ 289.671952] ? trace_hardirqs_off+0xb8/0x310 [ 289.676376] ? smpboot_thread_fn+0x68b/0xa00 [ 289.680785] ? trace_hardirqs_on+0x310/0x310 [ 289.685197] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 289.690740] ? check_preemption_disabled+0x48/0x280 [ 289.695759] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.701300] ? takeover_tasklets+0xa90/0xa90 [ 289.705719] run_ksoftirqd+0x5e/0x100 [ 289.709525] smpboot_thread_fn+0x68b/0xa00 [ 289.713771] ? sort_range+0x30/0x30 [ 289.717405] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 289.722513] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 289.728054] ? __kthread_parkme+0xfb/0x1a0 [ 289.732298] kthread+0x35a/0x420 [ 289.735666] ? sort_range+0x30/0x30 [ 289.739294] ? kthread_stop+0x900/0x900 [ 289.743287] ret_from_fork+0x3a/0x50 [ 289.747020] warn_alloc_show_mem: 1 callbacks suppressed [ 289.747032] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 289.747034] Mem-Info: [ 289.747063] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 289.747063] active_file:16 inactive_file:18 isolated_file:0 [ 289.747063] unevictable:0 dirty:0 writeback:0 unstable:0 [ 289.747063] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 289.747063] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 289.747063] free:13683 free_pcp:153 free_cma:0 [ 289.752414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 289.759434] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 289.761834] Call Trace: [ 289.794705] Node 0 [ 289.804056] [ 289.831570] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 289.834171] dump_stack+0x244/0x39d [ 289.836396] lowmem_reserve[]: [ 289.838547] ? dump_stack_print_info.cold.1+0x20/0x20 [ 289.864027] 0 [ 289.867692] warn_alloc.cold.117+0xb7/0x1bd [ 289.870771] 2818 [ 289.875958] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 289.877741] 6321 [ 289.882082] ? lock_downgrade+0x900/0x900 [ 289.884130] 6321 [ 289.888984] ? trace_hardirqs_off+0xb8/0x310 [ 289.891021] Node 0 [ 289.895169] ? trace_hardirqs_off+0xb8/0x310 [ 289.897244] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 289.901638] __alloc_pages_slowpath+0x2660/0x2d70 [ 289.903856] lowmem_reserve[]: [ 289.908284] ? warn_alloc+0x120/0x120 [ 289.934951] 0 0 [ 289.939833] ? warn_alloc+0x120/0x120 [ 289.942905] 3503 [ 289.946705] ? print_usage_bug+0xc0/0xc0 [ 289.948661] 3503 [ 289.952458] ? warn_alloc+0x120/0x120 [ 289.958562] ? print_usage_bug+0xc0/0xc0 [ 289.960603] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 289.964409] ? __lock_acquire+0x62f/0x4c20 [ 289.968448] lowmem_reserve[]: [ 289.997347] ? __lock_acquire+0x62f/0x4c20 [ 290.001560] 0 [ 290.004669] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.008878] 0 [ 290.010684] ? should_fail+0x22d/0xd01 [ 290.016205] 0 [ 290.018010] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 290.021874] 0 [ 290.023673] ? __lock_acquire+0x62f/0x4c20 [ 290.028754] Node 0 [ 290.030556] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 290.034771] DMA: [ 290.037007] ? __lock_acquire+0x62f/0x4c20 [ 290.042088] 1*4kB [ 290.044145] ? should_fail+0x22d/0xd01 [ 290.048362] (U) [ 290.050510] ? find_held_lock+0x36/0x1c0 [ 290.054378] 0*8kB [ 290.056364] ? mark_held_locks+0x130/0x130 [ 290.060399] 0*16kB [ 290.062552] ? mark_held_locks+0x130/0x130 [ 290.066765] 1*32kB [ 290.069002] ? zap_class+0x640/0x640 [ 290.073211] (U) 2*64kB [ 290.075461] ? zap_class+0x640/0x640 [ 290.079154] (U) [ 290.081734] ? print_usage_bug+0xc0/0xc0 [ 290.085429] 1*128kB [ 290.087402] ? do_raw_spin_unlock+0xa7/0x330 [ 290.091441] (U) [ 290.093760] ? zap_class+0x640/0x640 [ 290.098151] 1*256kB [ 290.100128] ? print_usage_bug+0xc0/0xc0 [ 290.103823] (U) [ 290.106148] ? wq_watchdog_touch+0x9c/0xfe [ 290.110187] 0*512kB [ 290.112161] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.116377] 1*1024kB [ 290.118701] ? check_preemption_disabled+0x48/0x280 [ 290.124219] (U) [ 290.126636] ? __lock_is_held+0xb5/0x140 [ 290.131629] 1*2048kB [ 290.133612] __alloc_pages_nodemask+0xa80/0xde0 [ 290.137643] (M) [ 290.140054] ? zap_class+0x640/0x640 [ 290.144702] 3*4096kB [ 290.146677] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 290.150367] (M) [ 290.152785] ? find_held_lock+0x36/0x1c0 [ 290.157777] = 15908kB [ 290.159758] ? ____cache_alloc_node+0x1c7/0x1e0 [ 290.163794] Node 0 [ 290.166201] ? lock_downgrade+0x900/0x900 [ 290.170850] DMA32: [ 290.173123] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.177232] 5*4kB [ 290.179471] cache_grow_begin+0xa5/0x8c0 [ 290.184989] (UM) [ 290.187138] ? do_raw_spin_unlock+0xa7/0x330 [ 290.191179] 1*8kB [ 290.193244] fallback_alloc+0x204/0x2e0 [ 290.197651] (U) [ 290.199805] ____cache_alloc_node+0x1c7/0x1e0 [ 290.203756] 2*16kB [ 290.205731] kmem_cache_alloc_node+0xe3/0x730 [ 290.210205] (M) [ 290.212439] ? ipv6_get_ifaddr+0x42e/0x620 [ 290.216907] 1*32kB (M) [ 290.218897] __alloc_skb+0x119/0x770 [ 290.223104] 4*64kB (UM) [ 290.225707] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 290.229411] 5*128kB [ 290.232122] ? netdev_alloc_frag+0x1f0/0x1f0 [ 290.237382] (UM) [ 290.239708] ? lock_downgrade+0x900/0x900 [ 290.244093] 4*256kB [ 290.246157] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.250280] (UM) [ 290.252612] ? refcount_sub_and_test_checked+0x203/0x310 [ 290.258129] 3*512kB [ 290.260193] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 290.265619] (M) [ 290.267943] ? addrconf_rs_timer+0x690/0x690 [ 290.273370] 3*1024kB (UM) [ 290.275371] ndisc_alloc_skb+0x144/0x340 [ 290.279750] 3*2048kB [ 290.282593] ndisc_send_rs+0x331/0x6e0 [ 290.286636] (UM) [ 290.289052] addrconf_rs_timer+0x314/0x690 [ 290.292916] 3*4096kB [ 290.294994] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.299204] (M) [ 290.301646] call_timer_fn+0x272/0x920 [ 290.305849] = 25052kB [ 290.307821] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.311691] Node 0 [ 290.314113] ? process_timeout+0x40/0x40 [ 290.318324] Normal: [ 290.320575] ? __run_timers+0x7da/0xc70 [ 290.324613] 943*4kB [ 290.326938] ? _raw_spin_unlock_irq+0x27/0x80 [ 290.330890] (ME) [ 290.333215] ? _raw_spin_unlock_irq+0x27/0x80 [ 290.337689] 466*8kB [ 290.339746] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.344239] (UME) [ 290.346575] ? lockdep_hardirqs_on+0x296/0x5b0 [ 290.350788] 200*16kB [ 290.352935] ? trace_hardirqs_on+0xbd/0x310 [ 290.357508] (UME) [ 290.359917] ? kasan_check_read+0x11/0x20 [ 290.364216] 78*32kB [ 290.366379] ? __run_timers+0x7da/0xc70 [ 290.370506] (UME) [ 290.372843] ? trace_hardirqs_off_caller+0x310/0x310 [ 290.376799] 9*64kB [ 290.378949] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.384027] (UM) 0*128kB [ 290.386281] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.390494] 0*256kB [ 290.393260] __run_timers+0x7e5/0xc70 [ 290.397461] 0*512kB 0*1024kB [ 290.399802] ? timer_fixup_init+0x70/0x70 [ 290.403577] 0*2048kB [ 290.406688] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 290.410811] 0*4096kB [ 290.413218] ? zap_class+0x640/0x640 [ 290.418217] = 13772kB [ 290.420626] ? enqueue_hrtimer+0x1a5/0x560 [ 290.424324] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 290.426740] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 290.430961] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 290.439789] ? find_held_lock+0x36/0x1c0 [ 290.444959] 172 total pagecache pages [ 290.453530] ? zap_class+0x640/0x640 [ 290.457574] 0 pages in swap cache [ 290.461411] ? pvclock_read_flags+0x160/0x160 [ 290.465109] Swap cache stats: add 0, delete 0, find 0/0 [ 290.468556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.473056] Free swap = 0kB [ 290.478426] ? check_preemption_disabled+0x48/0x280 [ 290.483937] Total swap = 0kB [ 290.486956] ? __lock_is_held+0xb5/0x140 [ 290.491948] 1965979 pages RAM [ 290.494962] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.498995] 0 pages HighMem/MovableOnly [ 290.499004] 342867 pages reserved [ 290.502115] ? check_preemption_disabled+0x48/0x280 [ 290.502135] run_timer_softirq+0x52/0xb0 [ 290.507654] 0 pages cma reserved [ 290.511632] ? rcu_read_lock_sched_held+0x14f/0x180 [ 290.515138] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 290.520078] __do_softirq+0x308/0xb7e [ 290.524209] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 290.527493] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 290.532493] ksoftirqd/1 cpuset= [ 290.538982] ? lock_downgrade+0x900/0x900 [ 290.542761] / [ 290.553070] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 290.557546] mems_allowed=0 [ 290.560827] ? pvclock_read_flags+0x160/0x160 [ 290.579150] ? lapic_next_event+0x5a/0x90 [ 290.583306] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.588866] ? kvm_clock_read+0x18/0x30 [ 290.592841] ? kvm_sched_clock_read+0x9/0x20 [ 290.597253] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.602799] ? check_preemption_disabled+0x48/0x280 [ 290.607829] irq_exit+0x17f/0x1c0 [ 290.611285] smp_apic_timer_interrupt+0x1cb/0x760 [ 290.616132] ? smp_call_function_single_interrupt+0x159/0x650 [ 290.622017] ? smp_call_function_single_interrupt+0x650/0x650 [ 290.627903] ? interrupt_entry+0xb5/0xc0 [ 290.631966] ? trace_hardirqs_off_caller+0xbb/0x310 [ 290.636983] ? trace_hardirqs_off_caller+0xbb/0x310 [ 290.642004] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 290.646852] ? trace_hardirqs_on_caller+0x310/0x310 [ 290.651869] ? trace_hardirqs_on_caller+0x310/0x310 [ 290.656890] ? task_prio+0x50/0x50 [ 290.660434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.665972] ? check_preemption_disabled+0x48/0x280 [ 290.670997] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 290.675880] apic_timer_interrupt+0xf/0x20 [ 290.680111] [ 290.682362] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 290.687294] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 290.706195] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 290.713911] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 290.721182] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 290.728455] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 290.735727] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 290.742994] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 290.750303] skb_clone+0x1bb/0x500 [ 290.753860] ? finish_task_switch+0x2f4/0x910 [ 290.758368] ? skb_split+0x11e0/0x11e0 [ 290.762264] ? preempt_notifier_register+0x200/0x200 [ 290.767371] ? __switch_to_asm+0x34/0x70 [ 290.771438] ? __switch_to_asm+0x34/0x70 [ 290.775500] ? __switch_to_asm+0x40/0x70 [ 290.779565] ? __switch_to_asm+0x34/0x70 [ 290.783633] ? __switch_to_asm+0x40/0x70 [ 290.787698] ? __switch_to_asm+0x34/0x70 [ 290.791762] ? __switch_to_asm+0x40/0x70 [ 290.795825] ? __switch_to_asm+0x34/0x70 [ 290.799886] ? __switch_to_asm+0x34/0x70 [ 290.803947] ? __switch_to_asm+0x40/0x70 [ 290.808012] ? __switch_to_asm+0x34/0x70 [ 290.812084] bpf_clone_redirect+0xb9/0x490 [ 290.816331] ? __schedule+0x8d7/0x21d0 [ 290.820240] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 290.825259] ? __sched_text_start+0x8/0x8 [ 290.829415] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 290.834177] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 290.838764] ? find_held_lock+0x36/0x1c0 [ 290.842838] ? lock_acquire+0x1ed/0x520 [ 290.846813] ? bpf_test_run+0x3cb/0x780 [ 290.850823] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.856369] ? check_preemption_disabled+0x48/0x280 [ 290.861404] ? kasan_check_read+0x11/0x20 [ 290.865562] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 290.870846] ? rcu_softirq_qs+0x20/0x20 [ 290.874827] ? preempt_schedule+0x4d/0x60 [ 290.879182] ? ___preempt_schedule+0x16/0x18 [ 290.883628] ? bpf_test_run+0x25d/0x780 [ 290.887628] ? netlink_diag_dump+0x2a0/0x2a0 [ 290.892047] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.897595] ? bpf_test_init.isra.10+0x70/0x100 [ 290.902287] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 290.907100] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 290.911947] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 290.917486] ? fput+0x130/0x1a0 [ 290.920768] ? __bpf_prog_get+0x9b/0x290 [ 290.924833] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 290.929700] ? bpf_prog_test_run+0x130/0x1a0 [ 290.934115] ? __x64_sys_bpf+0x3d8/0x520 [ 290.938185] ? bpf_prog_get+0x20/0x20 [ 290.942007] ? do_syscall_64+0x1b9/0x820 [ 290.946085] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 290.951453] ? syscall_return_slowpath+0x5e0/0x5e0 [ 290.956392] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 290.961241] ? trace_hardirqs_on_caller+0x310/0x310 [ 290.966261] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 290.971283] ? prepare_exit_to_usermode+0x291/0x3b0 [ 290.976307] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 290.981168] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 290.986743] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 290.986813] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 290.993328] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 290.993343] Call Trace: [ 290.993363] dump_stack+0x244/0x39d [ 290.993382] ? dump_stack_print_info.cold.1+0x20/0x20 [ 290.993409] warn_alloc.cold.117+0xb7/0x1bd [ 290.999933] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 291.009235] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 291.011819] syz-executor1 cpuset= [ 291.015464] ? lock_downgrade+0x900/0x900 [ 291.020633] syz1 [ 291.024960] ? trace_hardirqs_off+0xb8/0x310 [ 291.035434] mems_allowed=0 [ 291.040276] ? trace_hardirqs_off+0xb8/0x310 [ 291.061535] __alloc_pages_slowpath+0x2660/0x2d70 [ 291.066412] ? warn_alloc+0x120/0x120 [ 291.070235] ? warn_alloc+0x120/0x120 [ 291.074044] ? print_usage_bug+0xc0/0xc0 [ 291.078115] ? warn_alloc+0x120/0x120 [ 291.081925] ? print_usage_bug+0xc0/0xc0 [ 291.085993] ? __lock_acquire+0x62f/0x4c20 [ 291.090229] ? __lock_acquire+0x62f/0x4c20 [ 291.094479] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 291.100016] ? should_fail+0x22d/0xd01 [ 291.103908] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 291.109016] ? __lock_acquire+0x62f/0x4c20 [ 291.113259] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 291.118368] ? __lock_acquire+0x62f/0x4c20 [ 291.122607] ? should_fail+0x22d/0xd01 [ 291.126498] ? find_held_lock+0x36/0x1c0 [ 291.130575] ? mark_held_locks+0x130/0x130 [ 291.134818] ? mark_held_locks+0x130/0x130 [ 291.139068] ? zap_class+0x640/0x640 [ 291.142819] ? mark_held_locks+0xc7/0x130 [ 291.146970] ? do_raw_spin_unlock+0xa7/0x330 [ 291.151398] ? zap_class+0x640/0x640 [ 291.155144] ? print_usage_bug+0xc0/0xc0 [ 291.159211] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.164761] ? check_preemption_disabled+0x48/0x280 [ 291.169794] ? __lock_is_held+0xb5/0x140 [ 291.173866] __alloc_pages_nodemask+0xa80/0xde0 [ 291.178539] ? zap_class+0x640/0x640 [ 291.182263] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 291.187320] ? find_held_lock+0x36/0x1c0 [ 291.191405] ? ____cache_alloc_node+0x1c7/0x1e0 [ 291.196078] ? lock_downgrade+0x900/0x900 [ 291.200254] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.205811] cache_grow_begin+0xa5/0x8c0 [ 291.209878] ? do_raw_spin_unlock+0xa7/0x330 [ 291.214299] fallback_alloc+0x204/0x2e0 [ 291.218304] ____cache_alloc_node+0x1c7/0x1e0 [ 291.222849] kmem_cache_alloc_node+0xe3/0x730 [ 291.227356] ? ipv6_get_ifaddr+0x42e/0x620 [ 291.231604] __alloc_skb+0x119/0x770 [ 291.235341] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 291.240625] ? netdev_alloc_frag+0x1f0/0x1f0 [ 291.245047] ? lock_downgrade+0x900/0x900 [ 291.249231] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.254769] ? refcount_sub_and_test_checked+0x203/0x310 [ 291.260227] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 291.265689] ? addrconf_rs_timer+0x690/0x690 [ 291.270125] ndisc_alloc_skb+0x144/0x340 [ 291.274197] ndisc_send_rs+0x331/0x6e0 [ 291.278096] addrconf_rs_timer+0x314/0x690 [ 291.282357] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 291.286611] call_timer_fn+0x272/0x920 [ 291.290502] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 291.294747] ? process_timeout+0x40/0x40 [ 291.298825] ? __run_timers+0x7da/0xc70 [ 291.302807] ? _raw_spin_unlock_irq+0x27/0x80 [ 291.307303] ? _raw_spin_unlock_irq+0x27/0x80 [ 291.311806] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 291.316050] ? lockdep_hardirqs_on+0x296/0x5b0 [ 291.320642] ? trace_hardirqs_on+0xbd/0x310 [ 291.324972] ? kasan_check_read+0x11/0x20 [ 291.329128] ? __run_timers+0x7da/0xc70 [ 291.333129] ? trace_hardirqs_off_caller+0x310/0x310 [ 291.338244] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 291.342490] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 291.346733] __run_timers+0x7e5/0xc70 [ 291.350549] ? timer_fixup_init+0x70/0x70 [ 291.354708] ? compat_start_thread+0x80/0x80 [ 291.359127] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.364681] ? kasan_check_write+0x14/0x20 [ 291.368920] ? finish_task_switch+0x2f4/0x910 [ 291.373417] ? __switch_to_asm+0x40/0x70 [ 291.377491] ? preempt_notifier_register+0x200/0x200 [ 291.382597] ? __switch_to_asm+0x34/0x70 [ 291.386660] ? __switch_to_asm+0x40/0x70 [ 291.390726] ? __switch_to_asm+0x34/0x70 [ 291.394788] ? __switch_to_asm+0x40/0x70 [ 291.398852] ? __switch_to_asm+0x34/0x70 [ 291.402915] ? __switch_to_asm+0x40/0x70 [ 291.406991] ? pvclock_read_flags+0x160/0x160 [ 291.411492] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.417035] ? check_preemption_disabled+0x48/0x280 [ 291.422087] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 291.427633] ? rcu_pm_notify+0xc0/0xc0 [ 291.431525] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.437063] ? check_preemption_disabled+0x48/0x280 [ 291.442091] run_timer_softirq+0x52/0xb0 [ 291.446163] ? rcu_read_lock_sched_held+0x14f/0x180 [ 291.451180] __do_softirq+0x308/0xb7e [ 291.454997] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 291.460107] ? trace_hardirqs_off+0xb8/0x310 [ 291.464522] ? rcu_irq_enter+0x18c/0x310 [ 291.468589] ? schedule+0x108/0x460 [ 291.472221] ? __schedule+0x21d0/0x21d0 [ 291.476204] ? trace_hardirqs_off+0xb8/0x310 [ 291.480619] ? smpboot_thread_fn+0x68b/0xa00 [ 291.485030] ? trace_hardirqs_on+0x310/0x310 [ 291.489447] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 291.494989] ? check_preemption_disabled+0x48/0x280 [ 291.500007] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.505550] ? takeover_tasklets+0xa90/0xa90 [ 291.509967] run_ksoftirqd+0x5e/0x100 [ 291.513771] smpboot_thread_fn+0x68b/0xa00 [ 291.518016] ? sort_range+0x30/0x30 [ 291.521648] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 291.526758] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 291.532303] ? __kthread_parkme+0xfb/0x1a0 [ 291.536554] kthread+0x35a/0x420 [ 291.539921] ? sort_range+0x30/0x30 [ 291.543548] ? kthread_stop+0x900/0x900 [ 291.547532] ret_from_fork+0x3a/0x50 [ 291.551263] warn_alloc_show_mem: 1 callbacks suppressed [ 291.551275] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 291.551277] Mem-Info: [ 291.551307] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 291.551307] active_file:16 inactive_file:18 isolated_file:0 [ 291.551307] unevictable:0 dirty:0 writeback:0 unstable:0 [ 291.551307] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 291.551307] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 291.551307] free:13683 free_pcp:153 free_cma:0 [ 291.556658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 291.563677] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 291.566081] Call Trace: [ 291.598962] Node 0 [ 291.608311] [ 291.635827] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 291.638386] dump_stack+0x244/0x39d [ 291.640596] lowmem_reserve[]: 0 [ 291.642763] ? dump_stack_print_info.cold.1+0x20/0x20 [ 291.668244] 2818 [ 291.671882] warn_alloc.cold.117+0xb7/0x1bd [ 291.675137] 6321 [ 291.680326] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 291.682377] 6321 [ 291.686702] ? lock_downgrade+0x900/0x900 [ 291.693586] ? trace_hardirqs_off+0xb8/0x310 [ 291.695624] Node 0 [ 291.699770] ? trace_hardirqs_off+0xb8/0x310 [ 291.704181] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 291.706400] __alloc_pages_slowpath+0x2660/0x2d70 [ 291.710787] lowmem_reserve[]: [ 291.737528] ? warn_alloc+0x120/0x120 [ 291.742327] 0 [ 291.745443] ? warn_alloc+0x120/0x120 [ 291.749224] 0 [ 291.751024] ? print_usage_bug+0xc0/0xc0 [ 291.754805] 3503 [ 291.756612] ? warn_alloc+0x120/0x120 [ 291.760649] 3503 [ 291.762711] ? print_usage_bug+0xc0/0xc0 [ 291.768552] ? __lock_acquire+0x62f/0x4c20 [ 291.772592] Node 0 [ 291.776823] ? __lock_acquire+0x62f/0x4c20 [ 291.776855] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 291.776862] lowmem_reserve[]: [ 291.779097] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 291.783310] 0 0 [ 291.811615] ? should_fail+0x22d/0xd01 [ 291.814699] 0 [ 291.820231] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 291.822190] 0 [ 291.826075] ? __lock_acquire+0x62f/0x4c20 [ 291.832956] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 291.834741] Node 0 [ 291.838975] ? __lock_acquire+0x62f/0x4c20 [ 291.844057] DMA: [ 291.846290] ? should_fail+0x22d/0xd01 [ 291.850511] 1*4kB [ 291.852572] ? find_held_lock+0x36/0x1c0 [ 291.856438] (U) [ 291.858594] ? mark_held_locks+0x130/0x130 [ 291.862625] 0*8kB 0*16kB [ 291.864615] ? mark_held_locks+0x130/0x130 [ 291.868821] 1*32kB [ 291.871576] ? zap_class+0x640/0x640 [ 291.875788] (U) [ 291.878224] ? zap_class+0x640/0x640 [ 291.881922] 2*64kB [ 291.883894] ? print_usage_bug+0xc0/0xc0 [ 291.887588] (U) [ 291.889832] ? do_raw_spin_unlock+0xa7/0x330 [ 291.893873] 1*128kB [ 291.895849] ? zap_class+0x640/0x640 [ 291.900242] (U) [ 291.902567] ? print_usage_bug+0xc0/0xc0 [ 291.906256] 1*256kB (U) [ 291.908242] ? wq_watchdog_touch+0x9c/0xfe [ 291.912280] 0*512kB [ 291.914955] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.919172] 1*1024kB [ 291.921498] ? check_preemption_disabled+0x48/0x280 [ 291.927011] (U) [ 291.929451] ? __lock_is_held+0xb5/0x140 [ 291.934443] 1*2048kB [ 291.936420] __alloc_pages_nodemask+0xa80/0xde0 [ 291.940454] (M) [ 291.942864] ? zap_class+0x640/0x640 [ 291.947512] 3*4096kB (M) [ 291.949505] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 291.953200] = 15908kB [ 291.955965] ? find_held_lock+0x36/0x1c0 [ 291.960954] Node 0 [ 291.963377] ? ____cache_alloc_node+0x1c7/0x1e0 [ 291.967415] DMA32: [ 291.969651] ? lock_downgrade+0x900/0x900 [ 291.974303] 5*4kB [ 291.976542] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.980662] (UM) [ 291.982812] cache_grow_begin+0xa5/0x8c0 [ 291.988327] 1*8kB [ 291.990399] ? do_raw_spin_unlock+0xa7/0x330 [ 291.994440] (U) [ 291.996591] fallback_alloc+0x204/0x2e0 [ 292.000975] 2*16kB [ 292.002954] ____cache_alloc_node+0x1c7/0x1e0 [ 292.006903] (M) [ 292.009138] kmem_cache_alloc_node+0xe3/0x730 [ 292.013608] 1*32kB (M) [ 292.015591] ? ipv6_get_ifaddr+0x42e/0x620 [ 292.020068] 4*64kB [ 292.022653] __alloc_skb+0x119/0x770 [ 292.026864] (UM) [ 292.029106] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 292.032805] 5*128kB [ 292.034866] ? netdev_alloc_frag+0x1f0/0x1f0 [ 292.040124] (UM) [ 292.042450] ? lock_downgrade+0x900/0x900 [ 292.046836] 4*256kB [ 292.048901] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.053022] (UM) [ 292.055358] ? refcount_sub_and_test_checked+0x203/0x310 [ 292.060873] 3*512kB [ 292.062937] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 292.068367] (M) [ 292.070693] ? addrconf_rs_timer+0x690/0x690 [ 292.076131] 3*1024kB (UM) [ 292.078127] ndisc_alloc_skb+0x144/0x340 [ 292.082509] 3*2048kB (UM) [ 292.085374] ndisc_send_rs+0x331/0x6e0 [ 292.089414] 3*4096kB (M) [ 292.092270] addrconf_rs_timer+0x314/0x690 [ 292.096138] = 25052kB [ 292.098898] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.103114] Node 0 [ 292.105531] call_timer_fn+0x272/0x920 [ 292.109759] Normal: [ 292.111997] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.115864] 943*4kB [ 292.118192] ? process_timeout+0x40/0x40 [ 292.122405] (ME) [ 292.124734] ? __run_timers+0x7da/0xc70 [ 292.128763] 466*8kB (UME) [ 292.130854] ? _raw_spin_unlock_irq+0x27/0x80 [ 292.134803] 200*16kB (UME) [ 292.137659] ? _raw_spin_unlock_irq+0x27/0x80 [ 292.142137] 78*32kB [ 292.145064] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.149538] (UME) [ 292.151863] ? lockdep_hardirqs_on+0x296/0x5b0 [ 292.156080] 9*64kB [ 292.158227] ? trace_hardirqs_on+0xbd/0x310 [ 292.162789] (UM) [ 292.165031] ? kasan_check_read+0x11/0x20 [ 292.169344] 0*128kB [ 292.171405] ? __run_timers+0x7da/0xc70 [ 292.175527] 0*256kB 0*512kB [ 292.177865] ? trace_hardirqs_off_caller+0x310/0x310 [ 292.181820] 0*1024kB [ 292.184834] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.189919] 0*2048kB 0*4096kB [ 292.192349] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.196565] = 13772kB [ 292.199756] __run_timers+0x7e5/0xc70 [ 292.203976] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 292.206389] ? timer_fixup_init+0x70/0x70 [ 292.210168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 292.218997] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 292.223129] 172 total pagecache pages [ 292.231702] ? zap_class+0x640/0x640 [ 292.236706] 0 pages in swap cache [ 292.240499] ? enqueue_hrtimer+0x1a5/0x560 [ 292.244197] Swap cache stats: add 0, delete 0, find 0/0 [ 292.247650] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 292.251870] Free swap = 0kB [ 292.257237] ? find_held_lock+0x36/0x1c0 [ 292.262403] Total swap = 0kB [ 292.265426] ? zap_class+0x640/0x640 [ 292.269469] 1965979 pages RAM [ 292.272494] ? pvclock_read_flags+0x160/0x160 [ 292.276187] 0 pages HighMem/MovableOnly [ 292.279294] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.283768] 342867 pages reserved [ 292.287740] ? check_preemption_disabled+0x48/0x280 [ 292.293259] 0 pages cma reserved [ 292.296718] ? __lock_is_held+0xb5/0x140 [ 292.301827] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 292.305076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.309175] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 292.315627] ? check_preemption_disabled+0x48/0x280 [ 292.321148] ksoftirqd/1 cpuset= [ 292.331459] run_timer_softirq+0x52/0xb0 [ 292.336454] / [ 292.339738] ? rcu_read_lock_sched_held+0x14f/0x180 [ 292.343782] mems_allowed=0 [ 292.345494] __do_softirq+0x308/0xb7e [ 292.357215] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 292.361718] ? lock_downgrade+0x900/0x900 [ 292.365873] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 292.370987] ? pvclock_read_flags+0x160/0x160 [ 292.375494] ? lapic_next_event+0x5a/0x90 [ 292.379648] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.385192] ? kvm_clock_read+0x18/0x30 [ 292.389171] ? kvm_sched_clock_read+0x9/0x20 [ 292.393587] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.399132] ? check_preemption_disabled+0x48/0x280 [ 292.404164] irq_exit+0x17f/0x1c0 [ 292.407623] smp_apic_timer_interrupt+0x1cb/0x760 [ 292.412469] ? smp_call_function_single_interrupt+0x159/0x650 [ 292.418364] ? smp_call_function_single_interrupt+0x650/0x650 [ 292.424255] ? interrupt_entry+0xb5/0xc0 [ 292.428320] ? trace_hardirqs_off_caller+0xbb/0x310 [ 292.433356] ? trace_hardirqs_off_caller+0xbb/0x310 [ 292.438379] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 292.443229] ? trace_hardirqs_on_caller+0x310/0x310 [ 292.448247] ? trace_hardirqs_on_caller+0x310/0x310 [ 292.453266] ? task_prio+0x50/0x50 [ 292.456811] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.462362] ? check_preemption_disabled+0x48/0x280 [ 292.467388] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 292.472242] apic_timer_interrupt+0xf/0x20 [ 292.476477] [ 292.478722] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 292.483654] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 292.502556] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 292.510275] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 292.517544] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 292.524812] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 292.532080] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 292.539355] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 292.546671] skb_clone+0x1bb/0x500 [ 292.550214] ? finish_task_switch+0x2f4/0x910 [ 292.554717] ? skb_split+0x11e0/0x11e0 [ 292.558616] ? preempt_notifier_register+0x200/0x200 [ 292.563725] ? __switch_to_asm+0x34/0x70 [ 292.567788] ? __switch_to_asm+0x34/0x70 [ 292.571849] ? __switch_to_asm+0x40/0x70 [ 292.575915] ? __switch_to_asm+0x34/0x70 [ 292.579979] ? __switch_to_asm+0x40/0x70 [ 292.584042] ? __switch_to_asm+0x34/0x70 [ 292.588101] ? __switch_to_asm+0x40/0x70 [ 292.592163] ? __switch_to_asm+0x34/0x70 [ 292.596228] ? __switch_to_asm+0x34/0x70 [ 292.600294] ? __switch_to_asm+0x40/0x70 [ 292.604361] ? __switch_to_asm+0x34/0x70 [ 292.608437] bpf_clone_redirect+0xb9/0x490 [ 292.612676] ? __schedule+0x8d7/0x21d0 [ 292.616572] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 292.621597] ? __sched_text_start+0x8/0x8 [ 292.625758] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 292.630524] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 292.635114] ? find_held_lock+0x36/0x1c0 [ 292.639215] ? lock_acquire+0x1ed/0x520 [ 292.643193] ? bpf_test_run+0x3cb/0x780 [ 292.647171] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.652710] ? check_preemption_disabled+0x48/0x280 [ 292.657741] ? kasan_check_read+0x11/0x20 [ 292.661899] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 292.667184] ? rcu_softirq_qs+0x20/0x20 [ 292.671160] ? preempt_schedule+0x4d/0x60 [ 292.675313] ? ___preempt_schedule+0x16/0x18 [ 292.679739] ? bpf_test_run+0x25d/0x780 [ 292.683729] ? netlink_diag_dump+0x2a0/0x2a0 [ 292.688143] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 292.693684] ? bpf_test_init.isra.10+0x70/0x100 [ 292.698367] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 292.703140] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 292.707984] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 292.713528] ? fput+0x130/0x1a0 [ 292.716812] ? __bpf_prog_get+0x9b/0x290 [ 292.720882] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 292.725724] ? bpf_prog_test_run+0x130/0x1a0 [ 292.730140] ? __x64_sys_bpf+0x3d8/0x520 [ 292.734204] ? bpf_prog_get+0x20/0x20 [ 292.738028] ? do_syscall_64+0x1b9/0x820 [ 292.742095] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 292.747462] ? syscall_return_slowpath+0x5e0/0x5e0 [ 292.752390] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 292.757242] ? trace_hardirqs_on_caller+0x310/0x310 [ 292.762262] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 292.767284] ? prepare_exit_to_usermode+0x291/0x3b0 [ 292.772312] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 292.777194] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 292.782583] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 292.782659] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 292.789171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 292.789180] Call Trace: [ 292.795748] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 292.805017] dump_stack+0x244/0x39d [ 292.807585] syz-executor1 cpuset= [ 292.818068] ? dump_stack_print_info.cold.1+0x20/0x20 [ 292.821672] syz1 [ 292.825154] warn_alloc.cold.117+0xb7/0x1bd [ 292.830321] mems_allowed=0 [ 292.832307] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 292.844377] ? lock_downgrade+0x900/0x900 [ 292.848541] ? trace_hardirqs_off+0xb8/0x310 [ 292.852964] ? trace_hardirqs_off+0xb8/0x310 [ 292.857390] __alloc_pages_slowpath+0x2660/0x2d70 [ 292.862272] ? warn_alloc+0x120/0x120 [ 292.866083] ? warn_alloc+0x120/0x120 [ 292.869894] ? print_usage_bug+0xc0/0xc0 [ 292.873958] ? warn_alloc+0x120/0x120 [ 292.877907] ? print_usage_bug+0xc0/0xc0 [ 292.881974] ? __lock_acquire+0x62f/0x4c20 [ 292.886210] ? __lock_acquire+0x62f/0x4c20 [ 292.890455] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 292.895995] ? should_fail+0x22d/0xd01 [ 292.899892] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 292.905000] ? __lock_acquire+0x62f/0x4c20 [ 292.909245] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 292.914360] ? __lock_acquire+0x62f/0x4c20 [ 292.918597] ? should_fail+0x22d/0xd01 [ 292.922491] ? find_held_lock+0x36/0x1c0 [ 292.926568] ? mark_held_locks+0x130/0x130 [ 292.930815] ? mark_held_locks+0x130/0x130 [ 292.935049] ? zap_class+0x640/0x640 [ 292.938767] ? zap_class+0x640/0x640 [ 292.942489] ? print_usage_bug+0xc0/0xc0 [ 292.946557] ? do_raw_spin_unlock+0xa7/0x330 [ 292.950970] ? zap_class+0x640/0x640 [ 292.954687] ? print_usage_bug+0xc0/0xc0 [ 292.958751] ? wq_watchdog_touch+0x9c/0xfe [ 292.962991] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.968532] ? check_preemption_disabled+0x48/0x280 [ 292.973563] ? __lock_is_held+0xb5/0x140 [ 292.977635] __alloc_pages_nodemask+0xa80/0xde0 [ 292.982305] ? zap_class+0x640/0x640 [ 292.986519] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 292.991555] ? find_held_lock+0x36/0x1c0 [ 292.995637] ? ____cache_alloc_node+0x1c7/0x1e0 [ 293.000314] ? lock_downgrade+0x900/0x900 [ 293.004484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.010031] cache_grow_begin+0xa5/0x8c0 [ 293.014096] ? do_raw_spin_unlock+0xa7/0x330 [ 293.018522] fallback_alloc+0x204/0x2e0 [ 293.022505] ____cache_alloc_node+0x1c7/0x1e0 [ 293.027014] kmem_cache_alloc_node+0xe3/0x730 [ 293.031515] ? ipv6_get_ifaddr+0x42e/0x620 [ 293.035764] __alloc_skb+0x119/0x770 [ 293.039483] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 293.044771] ? netdev_alloc_frag+0x1f0/0x1f0 [ 293.049185] ? lock_downgrade+0x900/0x900 [ 293.053353] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.058896] ? refcount_sub_and_test_checked+0x203/0x310 [ 293.064366] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 293.069820] ? addrconf_rs_timer+0x690/0x690 [ 293.074247] ndisc_alloc_skb+0x144/0x340 [ 293.078314] ndisc_send_rs+0x331/0x6e0 [ 293.082216] addrconf_rs_timer+0x314/0x690 [ 293.086464] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 293.090721] call_timer_fn+0x272/0x920 [ 293.094613] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 293.098858] ? process_timeout+0x40/0x40 [ 293.102937] ? __run_timers+0x7da/0xc70 [ 293.106921] ? _raw_spin_unlock_irq+0x27/0x80 [ 293.111423] ? _raw_spin_unlock_irq+0x27/0x80 [ 293.115916] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 293.120154] ? lockdep_hardirqs_on+0x296/0x5b0 [ 293.124746] ? trace_hardirqs_on+0xbd/0x310 [ 293.129069] ? kasan_check_read+0x11/0x20 [ 293.133226] ? __run_timers+0x7da/0xc70 [ 293.137211] ? trace_hardirqs_off_caller+0x310/0x310 [ 293.142327] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 293.146582] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 293.150828] __run_timers+0x7e5/0xc70 [ 293.154643] ? timer_fixup_init+0x70/0x70 [ 293.158799] ? compat_start_thread+0x80/0x80 [ 293.163215] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.168767] ? kasan_check_write+0x14/0x20 [ 293.173013] ? finish_task_switch+0x2f4/0x910 [ 293.177517] ? __switch_to_asm+0x40/0x70 [ 293.181591] ? preempt_notifier_register+0x200/0x200 [ 293.186702] ? __switch_to_asm+0x34/0x70 [ 293.190768] ? __switch_to_asm+0x40/0x70 [ 293.194827] ? __switch_to_asm+0x34/0x70 [ 293.198891] ? __switch_to_asm+0x40/0x70 [ 293.202957] ? __switch_to_asm+0x34/0x70 [ 293.207024] ? __switch_to_asm+0x40/0x70 [ 293.211109] ? pvclock_read_flags+0x160/0x160 [ 293.215616] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.221157] ? check_preemption_disabled+0x48/0x280 [ 293.226190] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 293.231733] ? rcu_pm_notify+0xc0/0xc0 [ 293.235625] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.241172] ? check_preemption_disabled+0x48/0x280 [ 293.246196] run_timer_softirq+0x52/0xb0 [ 293.250258] ? rcu_read_lock_sched_held+0x14f/0x180 [ 293.255278] __do_softirq+0x308/0xb7e [ 293.259093] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 293.264205] ? trace_hardirqs_off+0xb8/0x310 [ 293.268616] ? rcu_irq_enter+0x18c/0x310 [ 293.272690] ? schedule+0x108/0x460 [ 293.276325] ? __schedule+0x21d0/0x21d0 [ 293.280323] ? trace_hardirqs_off+0xb8/0x310 [ 293.284745] ? smpboot_thread_fn+0x68b/0xa00 [ 293.289156] ? trace_hardirqs_on+0x310/0x310 [ 293.293573] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.299122] ? check_preemption_disabled+0x48/0x280 [ 293.304143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.309681] ? takeover_tasklets+0xa90/0xa90 [ 293.314095] run_ksoftirqd+0x5e/0x100 [ 293.317906] smpboot_thread_fn+0x68b/0xa00 [ 293.322152] ? sort_range+0x30/0x30 [ 293.325788] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 293.330900] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.336441] ? __kthread_parkme+0xfb/0x1a0 [ 293.340689] kthread+0x35a/0x420 [ 293.344062] ? sort_range+0x30/0x30 [ 293.347690] ? kthread_stop+0x900/0x900 [ 293.351671] ret_from_fork+0x3a/0x50 [ 293.355408] warn_alloc_show_mem: 1 callbacks suppressed [ 293.355420] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 293.355422] Mem-Info: [ 293.355452] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 293.355452] active_file:16 inactive_file:18 isolated_file:0 [ 293.355452] unevictable:0 dirty:0 writeback:0 unstable:0 [ 293.355452] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 293.355452] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 293.355452] free:13683 free_pcp:153 free_cma:0 [ 293.360804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 293.367827] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 293.370230] Call Trace: [ 293.403096] Node 0 [ 293.412447] [ 293.439955] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 293.442516] dump_stack+0x244/0x39d [ 293.444729] lowmem_reserve[]: [ 293.446881] ? dump_stack_print_info.cold.1+0x20/0x20 [ 293.472366] 0 [ 293.476004] warn_alloc.cold.117+0xb7/0x1bd [ 293.479083] 2818 [ 293.484269] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 293.486055] 6321 [ 293.490378] ? lock_downgrade+0x900/0x900 [ 293.492423] 6321 [ 293.497269] ? trace_hardirqs_off+0xb8/0x310 [ 293.503451] ? trace_hardirqs_off+0xb8/0x310 [ 293.505494] Node 0 [ 293.509904] __alloc_pages_slowpath+0x2660/0x2d70 [ 293.514310] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 293.516545] ? warn_alloc+0x120/0x120 [ 293.521349] lowmem_reserve[]: [ 293.548067] ? warn_alloc+0x120/0x120 [ 293.551844] 0 [ 293.554953] ? print_usage_bug+0xc0/0xc0 [ 293.558733] 0 [ 293.560532] ? warn_alloc+0x120/0x120 [ 293.564576] 3503 [ 293.566384] ? print_usage_bug+0xc0/0xc0 [ 293.570160] 3503 [ 293.572223] ? __lock_acquire+0x62f/0x4c20 [ 293.578325] ? __lock_acquire+0x62f/0x4c20 [ 293.582545] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 293.586809] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.586825] ? should_fail+0x22d/0xd01 [ 293.615690] lowmem_reserve[]: 0 [ 293.621242] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 293.625107] 0 [ 293.628382] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 293.633641] 0 [ 293.635441] ? __lock_acquire+0x62f/0x4c20 [ 293.640522] 0 [ 293.642324] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 293.646551] Node 0 [ 293.648362] ? __lock_acquire+0x62f/0x4c20 [ 293.653446] DMA: 1*4kB [ 293.655689] ? should_fail+0x22d/0xd01 [ 293.659920] (U) [ 293.662507] ? rcu_irq_exit+0x1a2/0x390 [ 293.666372] 0*8kB [ 293.668359] ? mark_held_locks+0x130/0x130 [ 293.672308] 0*16kB [ 293.674456] ? mark_held_locks+0x130/0x130 [ 293.678669] 1*32kB [ 293.680904] ? mark_held_locks+0xc7/0x130 [ 293.685120] (U) [ 293.687366] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 293.691495] 2*64kB [ 293.693470] ? zap_class+0x640/0x640 [ 293.698458] (U) 1*128kB [ 293.700702] ? print_usage_bug+0xc0/0xc0 [ 293.704394] (U) [ 293.707065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.711107] 1*256kB [ 293.713079] ? check_preemption_disabled+0x48/0x280 [ 293.718596] (U) [ 293.720931] ? __lock_is_held+0xb5/0x140 [ 293.725924] 0*512kB [ 293.727905] __alloc_pages_nodemask+0xa80/0xde0 [ 293.731941] 1*1024kB [ 293.734260] ? zap_class+0x640/0x640 [ 293.738910] (U) [ 293.741319] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 293.745021] 1*2048kB [ 293.747006] ? find_held_lock+0x36/0x1c0 [ 293.751993] (M) [ 293.754410] ? ____cache_alloc_node+0x1c7/0x1e0 [ 293.758442] 3*4096kB [ 293.760420] ? lock_downgrade+0x900/0x900 [ 293.765069] (M) [ 293.767481] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.771611] = 15908kB [ 293.773587] cache_grow_begin+0xa5/0x8c0 [ 293.779106] Node 0 [ 293.781511] ? do_raw_spin_unlock+0xa7/0x330 [ 293.785551] DMA32: [ 293.787789] fallback_alloc+0x204/0x2e0 [ 293.792177] 5*4kB [ 293.794417] ____cache_alloc_node+0x1c7/0x1e0 [ 293.798366] (UM) [ 293.800515] kmem_cache_alloc_node+0xe3/0x730 [ 293.804988] 1*8kB [ 293.807049] ? ipv6_get_ifaddr+0x42e/0x620 [ 293.811537] (U) [ 293.813691] __alloc_skb+0x119/0x770 [ 293.817901] 2*16kB [ 293.819878] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 293.823567] (M) [ 293.825805] ? netdev_alloc_frag+0x1f0/0x1f0 [ 293.831062] 1*32kB [ 293.833038] ? lock_downgrade+0x900/0x900 [ 293.837425] (M) [ 293.839663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.843792] 4*64kB [ 293.845766] ? refcount_sub_and_test_checked+0x203/0x310 [ 293.851277] (UM) [ 293.853515] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 293.858947] 5*128kB [ 293.861006] ? addrconf_rs_timer+0x690/0x690 [ 293.866442] (UM) [ 293.868774] ndisc_alloc_skb+0x144/0x340 [ 293.873156] 4*256kB [ 293.875221] ndisc_send_rs+0x331/0x6e0 [ 293.879263] (UM) [ 293.881587] addrconf_rs_timer+0x314/0x690 [ 293.885452] 3*512kB (M) [ 293.887528] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 293.891742] 3*1024kB [ 293.894420] call_timer_fn+0x272/0x920 [ 293.898623] (UM) [ 293.901029] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 293.904895] 3*2048kB [ 293.906954] ? process_timeout+0x40/0x40 [ 293.911164] (UM) 3*4096kB [ 293.913594] ? __run_timers+0x7da/0xc70 [ 293.917632] (M) [ 293.920476] ? _raw_spin_unlock_irq+0x27/0x80 [ 293.924426] = 25052kB [ 293.926400] ? _raw_spin_unlock_irq+0x27/0x80 [ 293.930872] Node 0 [ 293.933278] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 293.937755] Normal: [ 293.939990] ? lockdep_hardirqs_on+0x296/0x5b0 [ 293.944207] 943*4kB [ 293.946532] ? trace_hardirqs_on+0xbd/0x310 [ 293.951091] (ME) [ 293.953414] ? kasan_check_read+0x11/0x20 [ 293.957717] 466*8kB [ 293.959781] ? __run_timers+0x7da/0xc70 [ 293.963905] (UME) [ 293.966231] ? trace_hardirqs_off_caller+0x310/0x310 [ 293.970186] 200*16kB [ 293.972333] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 293.977423] (UME) [ 293.979833] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 293.984044] 78*32kB [ 293.986191] __run_timers+0x7e5/0xc70 [ 293.990405] (UME) [ 293.992738] ? timer_fixup_init+0x70/0x70 [ 293.996512] 9*64kB [ 293.998667] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 294.002793] (UM) [ 294.005027] ? zap_class+0x640/0x640 [ 294.010024] 0*128kB [ 294.012085] ? enqueue_hrtimer+0x1a5/0x560 [ 294.015788] 0*256kB [ 294.018106] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 294.022326] 0*512kB [ 294.024661] ? find_held_lock+0x36/0x1c0 [ 294.029831] 0*1024kB [ 294.032155] ? zap_class+0x640/0x640 [ 294.036192] 0*2048kB [ 294.038609] ? pvclock_read_flags+0x160/0x160 [ 294.042293] 0*4096kB [ 294.044702] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.049176] = 13772kB [ 294.051585] ? check_preemption_disabled+0x48/0x280 [ 294.057112] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 294.059517] ? __lock_is_held+0xb5/0x140 [ 294.064516] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 294.073351] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.077394] 172 total pagecache pages [ 294.085966] ? check_preemption_disabled+0x48/0x280 [ 294.091489] 0 pages in swap cache [ 294.095284] run_timer_softirq+0x52/0xb0 [ 294.100280] Swap cache stats: add 0, delete 0, find 0/0 [ 294.103730] ? rcu_read_lock_sched_held+0x14f/0x180 [ 294.107770] Free swap = 0kB [ 294.113130] __do_softirq+0x308/0xb7e [ 294.118128] Total swap = 0kB [ 294.121145] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 294.124925] 1965979 pages RAM [ 294.124940] 0 pages HighMem/MovableOnly [ 294.127963] ? lock_downgrade+0x900/0x900 [ 294.132431] 342867 pages reserved [ 294.132440] 0 pages cma reserved [ 294.135543] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 294.139570] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 294.143653] ? pvclock_read_flags+0x160/0x160 [ 294.143670] ? lapic_next_event+0x5a/0x90 [ 294.143689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.147184] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 294.150494] ? kvm_clock_read+0x18/0x30 [ 294.155578] ksoftirqd/1 cpuset= [ 294.162074] ? kvm_sched_clock_read+0x9/0x20 [ 294.166554] / [ 294.170700] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.176221] mems_allowed=0 [ 294.186532] ? check_preemption_disabled+0x48/0x280 [ 294.213313] irq_exit+0x17f/0x1c0 [ 294.216788] smp_apic_timer_interrupt+0x1cb/0x760 [ 294.221637] ? smp_call_function_single_interrupt+0x159/0x650 [ 294.227528] ? smp_call_function_single_interrupt+0x650/0x650 [ 294.233420] ? interrupt_entry+0xb5/0xc0 [ 294.237487] ? trace_hardirqs_off_caller+0xbb/0x310 [ 294.242507] ? trace_hardirqs_off_caller+0xbb/0x310 [ 294.247529] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 294.252381] ? trace_hardirqs_on_caller+0x310/0x310 [ 294.257399] ? trace_hardirqs_on_caller+0x310/0x310 [ 294.262419] ? task_prio+0x50/0x50 [ 294.265963] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.271506] ? check_preemption_disabled+0x48/0x280 [ 294.276537] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 294.281405] apic_timer_interrupt+0xf/0x20 [ 294.285636] [ 294.287877] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 294.292812] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 294.311711] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 294.319429] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 294.326698] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 294.333970] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 294.341241] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 294.348512] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 294.355824] skb_clone+0x1bb/0x500 [ 294.359380] ? finish_task_switch+0x2f4/0x910 [ 294.363878] ? skb_split+0x11e0/0x11e0 [ 294.367770] ? preempt_notifier_register+0x200/0x200 [ 294.372877] ? __switch_to_asm+0x34/0x70 [ 294.376939] ? __switch_to_asm+0x34/0x70 [ 294.381002] ? __switch_to_asm+0x40/0x70 [ 294.385072] ? __switch_to_asm+0x34/0x70 [ 294.389134] ? __switch_to_asm+0x40/0x70 [ 294.393196] ? __switch_to_asm+0x34/0x70 [ 294.397258] ? __switch_to_asm+0x40/0x70 [ 294.401322] ? __switch_to_asm+0x34/0x70 [ 294.405392] ? __switch_to_asm+0x34/0x70 [ 294.409458] ? __switch_to_asm+0x40/0x70 [ 294.413520] ? __switch_to_asm+0x34/0x70 [ 294.417594] bpf_clone_redirect+0xb9/0x490 [ 294.421841] ? __schedule+0x8d7/0x21d0 [ 294.425738] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 294.430755] ? __sched_text_start+0x8/0x8 [ 294.434908] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 294.439675] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 294.444265] ? find_held_lock+0x36/0x1c0 [ 294.448351] ? lock_acquire+0x1ed/0x520 [ 294.452333] ? bpf_test_run+0x3cb/0x780 [ 294.456327] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.461880] ? check_preemption_disabled+0x48/0x280 [ 294.466906] ? kasan_check_read+0x11/0x20 [ 294.471066] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 294.476360] ? rcu_softirq_qs+0x20/0x20 [ 294.480349] ? preempt_schedule+0x4d/0x60 [ 294.484507] ? ___preempt_schedule+0x16/0x18 [ 294.488926] ? bpf_test_run+0x25d/0x780 [ 294.492917] ? netlink_diag_dump+0x2a0/0x2a0 [ 294.497333] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 294.502883] ? bpf_test_init.isra.10+0x70/0x100 [ 294.507563] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 294.512330] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 294.517182] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 294.522723] ? fput+0x130/0x1a0 [ 294.526009] ? __bpf_prog_get+0x9b/0x290 [ 294.530078] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 294.534924] ? bpf_prog_test_run+0x130/0x1a0 [ 294.539345] ? __x64_sys_bpf+0x3d8/0x520 [ 294.543432] ? bpf_prog_get+0x20/0x20 [ 294.547256] ? do_syscall_64+0x1b9/0x820 [ 294.551320] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 294.556712] ? syscall_return_slowpath+0x5e0/0x5e0 [ 294.561644] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 294.566495] ? trace_hardirqs_on_caller+0x310/0x310 [ 294.571515] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 294.576540] ? prepare_exit_to_usermode+0x291/0x3b0 [ 294.581564] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 294.586418] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 294.591806] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 294.591872] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 294.598393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 294.598402] Call Trace: [ 294.604991] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 294.614259] dump_stack+0x244/0x39d [ 294.616824] syz-executor1 cpuset= [ 294.627305] ? dump_stack_print_info.cold.1+0x20/0x20 [ 294.630912] syz1 [ 294.634378] warn_alloc.cold.117+0xb7/0x1bd [ 294.639543] mems_allowed=0 [ 294.641521] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 294.653587] ? lock_downgrade+0x900/0x900 [ 294.657749] ? trace_hardirqs_off+0xb8/0x310 [ 294.662169] ? trace_hardirqs_off+0xb8/0x310 [ 294.666596] __alloc_pages_slowpath+0x2660/0x2d70 [ 294.671473] ? warn_alloc+0x120/0x120 [ 294.675282] ? warn_alloc+0x120/0x120 [ 294.679090] ? print_usage_bug+0xc0/0xc0 [ 294.683159] ? warn_alloc+0x120/0x120 [ 294.686967] ? print_usage_bug+0xc0/0xc0 [ 294.691030] ? __lock_acquire+0x62f/0x4c20 [ 294.695268] ? __lock_acquire+0x62f/0x4c20 [ 294.699510] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 294.705047] ? should_fail+0x22d/0xd01 [ 294.708946] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 294.714053] ? __lock_acquire+0x62f/0x4c20 [ 294.718296] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 294.723400] ? __lock_acquire+0x62f/0x4c20 [ 294.727638] ? should_fail+0x22d/0xd01 [ 294.731529] ? find_held_lock+0x36/0x1c0 [ 294.735604] ? mark_held_locks+0x130/0x130 [ 294.739846] ? mark_held_locks+0x130/0x130 [ 294.744081] ? zap_class+0x640/0x640 [ 294.747803] ? zap_class+0x640/0x640 [ 294.751525] ? print_usage_bug+0xc0/0xc0 [ 294.755587] ? do_raw_spin_unlock+0xa7/0x330 [ 294.760000] ? zap_class+0x640/0x640 [ 294.763717] ? print_usage_bug+0xc0/0xc0 [ 294.767786] ? wq_watchdog_touch+0x9c/0xfe [ 294.772029] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.777570] ? check_preemption_disabled+0x48/0x280 [ 294.782601] ? __lock_is_held+0xb5/0x140 [ 294.786678] __alloc_pages_nodemask+0xa80/0xde0 [ 294.791358] ? zap_class+0x640/0x640 [ 294.795087] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 294.800129] ? find_held_lock+0x36/0x1c0 [ 294.804206] ? ____cache_alloc_node+0x1c7/0x1e0 [ 294.808880] ? lock_downgrade+0x900/0x900 [ 294.813040] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.818586] cache_grow_begin+0xa5/0x8c0 [ 294.822654] ? do_raw_spin_unlock+0xa7/0x330 [ 294.827075] fallback_alloc+0x204/0x2e0 [ 294.831067] ____cache_alloc_node+0x1c7/0x1e0 [ 294.835576] kmem_cache_alloc_node+0xe3/0x730 [ 294.840078] ? ipv6_get_ifaddr+0x42e/0x620 [ 294.844332] __alloc_skb+0x119/0x770 [ 294.848059] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 294.853354] ? netdev_alloc_frag+0x1f0/0x1f0 [ 294.857768] ? lock_downgrade+0x900/0x900 [ 294.861927] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.867468] ? refcount_sub_and_test_checked+0x203/0x310 [ 294.872929] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 294.878538] ? addrconf_rs_timer+0x690/0x690 [ 294.882967] ndisc_alloc_skb+0x144/0x340 [ 294.887037] ndisc_send_rs+0x331/0x6e0 [ 294.890935] addrconf_rs_timer+0x314/0x690 [ 294.895183] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.899443] call_timer_fn+0x272/0x920 [ 294.903333] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.907586] ? process_timeout+0x40/0x40 [ 294.911663] ? __run_timers+0x7da/0xc70 [ 294.915647] ? _raw_spin_unlock_irq+0x27/0x80 [ 294.920167] ? _raw_spin_unlock_irq+0x27/0x80 [ 294.924665] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.928910] ? lockdep_hardirqs_on+0x296/0x5b0 [ 294.933501] ? trace_hardirqs_on+0xbd/0x310 [ 294.937824] ? kasan_check_read+0x11/0x20 [ 294.941979] ? __run_timers+0x7da/0xc70 [ 294.945957] ? trace_hardirqs_off_caller+0x310/0x310 [ 294.951068] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.955314] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.959564] __run_timers+0x7e5/0xc70 [ 294.963394] ? timer_fixup_init+0x70/0x70 [ 294.967551] ? compat_start_thread+0x80/0x80 [ 294.971968] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.977520] ? kasan_check_write+0x14/0x20 [ 294.981768] ? finish_task_switch+0x2f4/0x910 [ 294.986775] ? __switch_to_asm+0x40/0x70 [ 294.990846] ? preempt_notifier_register+0x200/0x200 [ 294.995956] ? __switch_to_asm+0x34/0x70 [ 295.000022] ? __switch_to_asm+0x40/0x70 [ 295.004084] ? __switch_to_asm+0x34/0x70 [ 295.008144] ? __switch_to_asm+0x40/0x70 [ 295.012202] ? __switch_to_asm+0x34/0x70 [ 295.016265] ? __switch_to_asm+0x40/0x70 [ 295.020355] ? pvclock_read_flags+0x160/0x160 [ 295.024861] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.030405] ? check_preemption_disabled+0x48/0x280 [ 295.035437] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 295.040983] ? rcu_pm_notify+0xc0/0xc0 [ 295.044877] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.050416] ? check_preemption_disabled+0x48/0x280 [ 295.055439] run_timer_softirq+0x52/0xb0 [ 295.059505] ? rcu_read_lock_sched_held+0x14f/0x180 [ 295.064524] __do_softirq+0x308/0xb7e [ 295.068346] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 295.073455] ? trace_hardirqs_off+0xb8/0x310 [ 295.077866] ? rcu_irq_enter+0x18c/0x310 [ 295.081937] ? schedule+0x108/0x460 [ 295.085572] ? __schedule+0x21d0/0x21d0 [ 295.089555] ? trace_hardirqs_off+0xb8/0x310 [ 295.093968] ? smpboot_thread_fn+0x68b/0xa00 [ 295.098382] ? trace_hardirqs_on+0x310/0x310 [ 295.102802] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 295.108353] ? check_preemption_disabled+0x48/0x280 [ 295.113374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.118917] ? takeover_tasklets+0xa90/0xa90 [ 295.123334] run_ksoftirqd+0x5e/0x100 [ 295.127148] smpboot_thread_fn+0x68b/0xa00 [ 295.131395] ? sort_range+0x30/0x30 [ 295.135033] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 295.140140] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 295.145680] ? __kthread_parkme+0xfb/0x1a0 [ 295.149923] kthread+0x35a/0x420 [ 295.153289] ? sort_range+0x30/0x30 [ 295.156922] ? kthread_stop+0x900/0x900 [ 295.160903] ret_from_fork+0x3a/0x50 [ 295.164638] warn_alloc_show_mem: 1 callbacks suppressed [ 295.164650] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 295.164652] Mem-Info: [ 295.164683] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 295.164683] active_file:16 inactive_file:18 isolated_file:0 [ 295.164683] unevictable:0 dirty:0 writeback:0 unstable:0 [ 295.164683] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 295.164683] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 295.164683] free:13683 free_pcp:153 free_cma:0 [ 295.170029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 295.177050] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 295.179455] Call Trace: [ 295.212328] Node 0 [ 295.221684] [ 295.249196] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 295.251759] dump_stack+0x244/0x39d [ 295.253972] lowmem_reserve[]: 0 [ 295.256131] ? dump_stack_print_info.cold.1+0x20/0x20 [ 295.281611] 2818 6321 [ 295.285256] warn_alloc.cold.117+0xb7/0x1bd [ 295.288503] 6321 [ 295.293700] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 295.296175] Node 0 [ 295.300505] ? lock_downgrade+0x900/0x900 [ 295.302571] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 295.307393] ? trace_hardirqs_off+0xb8/0x310 [ 295.309609] lowmem_reserve[]: [ 295.313775] ? trace_hardirqs_off+0xb8/0x310 [ 295.340461] 0 0 [ 295.344880] __alloc_pages_slowpath+0x2660/0x2d70 [ 295.347966] 3503 [ 295.352400] ? warn_alloc+0x120/0x120 [ 295.354332] 3503 [ 295.359180] ? warn_alloc+0x120/0x120 [ 295.365055] ? print_usage_bug+0xc0/0xc0 [ 295.367107] Node 0 [ 295.370898] ? warn_alloc+0x120/0x120 [ 295.374968] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 295.377183] ? print_usage_bug+0xc0/0xc0 [ 295.380962] lowmem_reserve[]: [ 295.409239] ? __lock_acquire+0x62f/0x4c20 [ 295.413282] 0 [ 295.416385] ? __lock_acquire+0x62f/0x4c20 [ 295.420595] 0 0 [ 295.422415] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 295.426621] 0 [ 295.428611] ? should_fail+0x22d/0xd01 [ 295.434128] Node 0 [ 295.435931] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 295.439797] DMA: [ 295.442030] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 295.447286] 1*4kB [ 295.449356] ? __lock_acquire+0x62f/0x4c20 [ 295.454437] (U) [ 295.456583] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 295.460813] 0*8kB [ 295.462803] ? __lock_acquire+0x62f/0x4c20 [ 295.467884] 0*16kB [ 295.470033] ? should_fail+0x22d/0xd01 [ 295.474254] 1*32kB [ 295.476489] ? rcu_irq_exit+0x1a2/0x390 [ 295.480361] (U) [ 295.482606] ? mark_held_locks+0x130/0x130 [ 295.486548] 2*64kB [ 295.488521] ? mark_held_locks+0x130/0x130 [ 295.492735] (U) [ 295.494972] ? mark_held_locks+0xc7/0x130 [ 295.499185] 1*128kB [ 295.501162] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 295.505287] (U) [ 295.507613] ? zap_class+0x640/0x640 [ 295.512602] 1*256kB [ 295.514583] ? print_usage_bug+0xc0/0xc0 [ 295.518275] (U) [ 295.520598] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.524640] 0*512kB [ 295.526626] ? check_preemption_disabled+0x48/0x280 [ 295.532142] 1*1024kB [ 295.534468] ? __lock_is_held+0xb5/0x140 [ 295.539465] (U) [ 295.541879] __alloc_pages_nodemask+0xa80/0xde0 [ 295.545916] 1*2048kB (M) [ 295.547904] ? zap_class+0x640/0x640 [ 295.552555] 3*4096kB [ 295.555309] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 295.558997] (M) [ 295.561413] ? find_held_lock+0x36/0x1c0 [ 295.566401] = 15908kB [ 295.568397] ? ____cache_alloc_node+0x1c7/0x1e0 [ 295.572432] Node 0 [ 295.574839] ? lock_downgrade+0x900/0x900 [ 295.579485] DMA32: 5*4kB [ 295.581734] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.585858] (UM) [ 295.588621] cache_grow_begin+0xa5/0x8c0 [ 295.594133] 1*8kB [ 295.596198] ? do_raw_spin_unlock+0xa7/0x330 [ 295.600242] (U) [ 295.602400] fallback_alloc+0x204/0x2e0 [ 295.606781] 2*16kB [ 295.608760] ____cache_alloc_node+0x1c7/0x1e0 [ 295.612709] (M) [ 295.614945] kmem_cache_alloc_node+0xe3/0x730 [ 295.619418] 1*32kB [ 295.621393] ? ipv6_get_ifaddr+0x42e/0x620 [ 295.625860] (M) 4*64kB [ 295.628111] __alloc_skb+0x119/0x770 [ 295.632322] (UM) [ 295.634917] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 295.638606] 5*128kB (UM) [ 295.640677] ? netdev_alloc_frag+0x1f0/0x1f0 [ 295.645935] 4*256kB [ 295.648690] ? lock_downgrade+0x900/0x900 [ 295.653076] (UM) [ 295.655402] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.659526] 3*512kB [ 295.661598] ? refcount_sub_and_test_checked+0x203/0x310 [ 295.667118] (M) [ 295.669443] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 295.674874] 3*1024kB [ 295.676846] ? addrconf_rs_timer+0x690/0x690 [ 295.682291] (UM) [ 295.684710] ndisc_alloc_skb+0x144/0x340 [ 295.689084] 3*2048kB (UM) [ 295.691159] ndisc_send_rs+0x331/0x6e0 [ 295.695202] 3*4096kB [ 295.698047] addrconf_rs_timer+0x314/0x690 [ 295.701910] (M) [ 295.704324] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.708550] = 25052kB [ 295.710533] call_timer_fn+0x272/0x920 [ 295.714738] Node 0 [ 295.717144] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.721014] Normal: [ 295.723248] ? process_timeout+0x40/0x40 [ 295.727465] 943*4kB [ 295.729790] ? __run_timers+0x7da/0xc70 [ 295.733825] (ME) [ 295.736150] ? _raw_spin_unlock_irq+0x27/0x80 [ 295.740099] 466*8kB [ 295.742162] ? _raw_spin_unlock_irq+0x27/0x80 [ 295.746634] (UME) [ 295.748957] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.753437] 200*16kB [ 295.755585] ? lockdep_hardirqs_on+0x296/0x5b0 [ 295.759796] (UME) [ 295.762206] ? trace_hardirqs_on+0xbd/0x310 [ 295.766769] 78*32kB [ 295.768914] ? kasan_check_read+0x11/0x20 [ 295.773215] (UME) [ 295.775540] ? __run_timers+0x7da/0xc70 [ 295.779665] 9*64kB (UM) [ 295.781826] ? trace_hardirqs_off_caller+0x310/0x310 [ 295.785786] 0*128kB [ 295.788459] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.793543] 0*256kB [ 295.795869] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.800085] 0*512kB [ 295.802406] __run_timers+0x7e5/0xc70 [ 295.806619] 0*1024kB [ 295.808946] ? timer_fixup_init+0x70/0x70 [ 295.812719] 0*2048kB [ 295.815130] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 295.819256] 0*4096kB [ 295.821663] ? zap_class+0x640/0x640 [ 295.826663] = 13772kB [ 295.829068] ? enqueue_hrtimer+0x1a5/0x560 [ 295.832769] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 295.835171] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 295.839399] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 295.848229] ? find_held_lock+0x36/0x1c0 [ 295.853395] 172 total pagecache pages [ 295.861965] ? zap_class+0x640/0x640 [ 295.866013] 0 pages in swap cache [ 295.869812] ? pvclock_read_flags+0x160/0x160 [ 295.873506] Swap cache stats: add 0, delete 0, find 0/0 [ 295.877190] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.881671] Free swap = 0kB [ 295.887035] ? check_preemption_disabled+0x48/0x280 [ 295.892549] Total swap = 0kB [ 295.895570] ? __lock_is_held+0xb5/0x140 [ 295.900584] 1965979 pages RAM [ 295.903613] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.907643] 0 pages HighMem/MovableOnly [ 295.907653] 342867 pages reserved [ 295.910758] ? check_preemption_disabled+0x48/0x280 [ 295.916268] 0 pages cma reserved [ 295.916357] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 295.920250] run_timer_softirq+0x52/0xb0 [ 295.923777] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 295.928712] ? rcu_read_lock_sched_held+0x14f/0x180 [ 295.932060] ksoftirqd/1 cpuset= [ 295.938547] __do_softirq+0x308/0xb7e [ 295.942590] / [ 295.952906] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 295.957907] mems_allowed=0 [ 295.961181] ? lock_downgrade+0x900/0x900 [ 295.978211] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 295.983329] ? pvclock_read_flags+0x160/0x160 [ 295.987841] ? lapic_next_event+0x5a/0x90 [ 295.991997] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.997548] ? kvm_clock_read+0x18/0x30 [ 296.001523] ? kvm_sched_clock_read+0x9/0x20 [ 296.005936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.011479] ? check_preemption_disabled+0x48/0x280 [ 296.016508] irq_exit+0x17f/0x1c0 [ 296.019969] smp_apic_timer_interrupt+0x1cb/0x760 [ 296.024813] ? smp_call_function_single_interrupt+0x159/0x650 [ 296.030701] ? smp_call_function_single_interrupt+0x650/0x650 [ 296.036592] ? interrupt_entry+0xb5/0xc0 [ 296.040689] ? trace_hardirqs_off_caller+0xbb/0x310 [ 296.045708] ? trace_hardirqs_off_caller+0xbb/0x310 [ 296.050730] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 296.055594] ? trace_hardirqs_on_caller+0x310/0x310 [ 296.060634] ? trace_hardirqs_on_caller+0x310/0x310 [ 296.065651] ? task_prio+0x50/0x50 [ 296.069198] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.074737] ? check_preemption_disabled+0x48/0x280 [ 296.079765] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 296.084629] apic_timer_interrupt+0xf/0x20 [ 296.088860] [ 296.091103] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 296.096060] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 296.114966] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 296.122681] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 296.129948] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 296.137220] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 296.144487] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 296.151754] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 296.159065] skb_clone+0x1bb/0x500 [ 296.162615] ? finish_task_switch+0x2f4/0x910 [ 296.167118] ? skb_split+0x11e0/0x11e0 [ 296.171010] ? preempt_notifier_register+0x200/0x200 [ 296.176117] ? __switch_to_asm+0x34/0x70 [ 296.180183] ? __switch_to_asm+0x34/0x70 [ 296.184247] ? __switch_to_asm+0x40/0x70 [ 296.188312] ? __switch_to_asm+0x34/0x70 [ 296.192384] ? __switch_to_asm+0x40/0x70 [ 296.196444] ? __switch_to_asm+0x34/0x70 [ 296.200507] ? __switch_to_asm+0x40/0x70 [ 296.204569] ? __switch_to_asm+0x34/0x70 [ 296.208633] ? __switch_to_asm+0x34/0x70 [ 296.212694] ? __switch_to_asm+0x40/0x70 [ 296.216765] ? __switch_to_asm+0x34/0x70 [ 296.220837] bpf_clone_redirect+0xb9/0x490 [ 296.225071] ? __schedule+0x8d7/0x21d0 [ 296.228965] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 296.233989] ? __sched_text_start+0x8/0x8 [ 296.238138] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 296.242900] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 296.247494] ? find_held_lock+0x36/0x1c0 [ 296.251568] ? lock_acquire+0x1ed/0x520 [ 296.255549] ? bpf_test_run+0x3cb/0x780 [ 296.259534] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.265079] ? check_preemption_disabled+0x48/0x280 [ 296.270104] ? kasan_check_read+0x11/0x20 [ 296.274257] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 296.279543] ? rcu_softirq_qs+0x20/0x20 [ 296.283523] ? preempt_schedule+0x4d/0x60 [ 296.287672] ? ___preempt_schedule+0x16/0x18 [ 296.292091] ? bpf_test_run+0x25d/0x780 [ 296.296081] ? netlink_diag_dump+0x2a0/0x2a0 [ 296.300498] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.306037] ? bpf_test_init.isra.10+0x70/0x100 [ 296.310727] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 296.315518] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 296.320378] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 296.325921] ? fput+0x130/0x1a0 [ 296.329209] ? __bpf_prog_get+0x9b/0x290 [ 296.333276] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 296.338122] ? bpf_prog_test_run+0x130/0x1a0 [ 296.342538] ? __x64_sys_bpf+0x3d8/0x520 [ 296.346612] ? bpf_prog_get+0x20/0x20 [ 296.350435] ? do_syscall_64+0x1b9/0x820 [ 296.354500] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 296.359870] ? syscall_return_slowpath+0x5e0/0x5e0 [ 296.364804] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 296.369654] ? trace_hardirqs_on_caller+0x310/0x310 [ 296.374677] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 296.379699] ? prepare_exit_to_usermode+0x291/0x3b0 [ 296.384728] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 296.389580] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 296.394979] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 296.395047] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 296.401566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 296.401571] Call Trace: [ 296.401591] dump_stack+0x244/0x39d [ 296.401609] ? dump_stack_print_info.cold.1+0x20/0x20 [ 296.401637] warn_alloc.cold.117+0xb7/0x1bd [ 296.408161] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 296.417465] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 296.420030] syz-executor1 cpuset= [ 296.423660] ? lock_downgrade+0x900/0x900 [ 296.428832] syz1 [ 296.433154] ? trace_hardirqs_off+0xb8/0x310 [ 296.443620] mems_allowed=0 [ 296.448461] ? trace_hardirqs_off+0xb8/0x310 [ 296.469712] __alloc_pages_slowpath+0x2660/0x2d70 [ 296.474591] ? warn_alloc+0x120/0x120 [ 296.478404] ? warn_alloc+0x120/0x120 [ 296.482214] ? print_usage_bug+0xc0/0xc0 [ 296.486283] ? warn_alloc+0x120/0x120 [ 296.490088] ? print_usage_bug+0xc0/0xc0 [ 296.494160] ? __lock_acquire+0x62f/0x4c20 [ 296.498398] ? __lock_acquire+0x62f/0x4c20 [ 296.502644] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.508180] ? should_fail+0x22d/0xd01 [ 296.512073] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 296.517190] ? __lock_acquire+0x62f/0x4c20 [ 296.521434] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 296.526540] ? __lock_acquire+0x62f/0x4c20 [ 296.530772] ? should_fail+0x22d/0xd01 [ 296.534665] ? find_held_lock+0x36/0x1c0 [ 296.538741] ? mark_held_locks+0x130/0x130 [ 296.542982] ? mark_held_locks+0x130/0x130 [ 296.547221] ? zap_class+0x640/0x640 [ 296.550955] ? mark_held_locks+0xc7/0x130 [ 296.555205] ? do_raw_spin_unlock+0xa7/0x330 [ 296.559617] ? zap_class+0x640/0x640 [ 296.563346] ? print_usage_bug+0xc0/0xc0 [ 296.567417] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.572957] ? check_preemption_disabled+0x48/0x280 [ 296.577988] ? __lock_is_held+0xb5/0x140 [ 296.582061] __alloc_pages_nodemask+0xa80/0xde0 [ 296.586736] ? zap_class+0x640/0x640 [ 296.590458] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 296.595489] ? find_held_lock+0x36/0x1c0 [ 296.599566] ? ____cache_alloc_node+0x1c7/0x1e0 [ 296.604238] ? lock_downgrade+0x900/0x900 [ 296.608398] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.613947] cache_grow_begin+0xa5/0x8c0 [ 296.618016] ? do_raw_spin_unlock+0xa7/0x330 [ 296.622438] fallback_alloc+0x204/0x2e0 [ 296.626428] ____cache_alloc_node+0x1c7/0x1e0 [ 296.630936] kmem_cache_alloc_node+0xe3/0x730 [ 296.635436] ? ipv6_get_ifaddr+0x42e/0x620 [ 296.639685] __alloc_skb+0x119/0x770 [ 296.643409] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 296.648718] ? netdev_alloc_frag+0x1f0/0x1f0 [ 296.653136] ? lock_downgrade+0x900/0x900 [ 296.657298] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.662841] ? refcount_sub_and_test_checked+0x203/0x310 [ 296.668300] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 296.673756] ? addrconf_rs_timer+0x690/0x690 [ 296.678181] ndisc_alloc_skb+0x144/0x340 [ 296.682253] ndisc_send_rs+0x331/0x6e0 [ 296.686153] addrconf_rs_timer+0x314/0x690 [ 296.690399] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 296.694657] call_timer_fn+0x272/0x920 [ 296.698546] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 296.702785] ? process_timeout+0x40/0x40 [ 296.706859] ? __run_timers+0x7da/0xc70 [ 296.710842] ? _raw_spin_unlock_irq+0x27/0x80 [ 296.715348] ? _raw_spin_unlock_irq+0x27/0x80 [ 296.719847] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 296.724094] ? lockdep_hardirqs_on+0x296/0x5b0 [ 296.728689] ? trace_hardirqs_on+0xbd/0x310 [ 296.733012] ? kasan_check_read+0x11/0x20 [ 296.737162] ? __run_timers+0x7da/0xc70 [ 296.741141] ? trace_hardirqs_off_caller+0x310/0x310 [ 296.746250] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 296.750491] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 296.754732] __run_timers+0x7e5/0xc70 [ 296.758549] ? timer_fixup_init+0x70/0x70 [ 296.762703] ? compat_start_thread+0x80/0x80 [ 296.767127] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.772676] ? kasan_check_write+0x14/0x20 [ 296.776916] ? finish_task_switch+0x2f4/0x910 [ 296.781413] ? __switch_to_asm+0x40/0x70 [ 296.785486] ? preempt_notifier_register+0x200/0x200 [ 296.790592] ? __switch_to_asm+0x34/0x70 [ 296.794655] ? __switch_to_asm+0x40/0x70 [ 296.798718] ? __switch_to_asm+0x34/0x70 [ 296.802783] ? __switch_to_asm+0x40/0x70 [ 296.806847] ? __switch_to_asm+0x34/0x70 [ 296.810908] ? __switch_to_asm+0x40/0x70 [ 296.814988] ? pvclock_read_flags+0x160/0x160 [ 296.819493] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.825058] ? check_preemption_disabled+0x48/0x280 [ 296.830092] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 296.835644] ? rcu_pm_notify+0xc0/0xc0 [ 296.839541] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.845082] ? check_preemption_disabled+0x48/0x280 [ 296.850116] run_timer_softirq+0x52/0xb0 [ 296.854186] ? rcu_read_lock_sched_held+0x14f/0x180 [ 296.859208] __do_softirq+0x308/0xb7e [ 296.863028] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 296.868135] ? trace_hardirqs_off+0xb8/0x310 [ 296.872550] ? rcu_irq_enter+0x18c/0x310 [ 296.876814] ? schedule+0x108/0x460 [ 296.880454] ? __schedule+0x21d0/0x21d0 [ 296.884441] ? trace_hardirqs_off+0xb8/0x310 [ 296.888855] ? smpboot_thread_fn+0x68b/0xa00 [ 296.893270] ? trace_hardirqs_on+0x310/0x310 [ 296.897683] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.903223] ? check_preemption_disabled+0x48/0x280 [ 296.908241] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.913783] ? takeover_tasklets+0xa90/0xa90 [ 296.918201] run_ksoftirqd+0x5e/0x100 [ 296.922010] smpboot_thread_fn+0x68b/0xa00 [ 296.926252] ? sort_range+0x30/0x30 [ 296.929885] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 296.934989] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.940531] ? __kthread_parkme+0xfb/0x1a0 [ 296.944777] kthread+0x35a/0x420 [ 296.948147] ? sort_range+0x30/0x30 [ 296.951781] ? kthread_stop+0x900/0x900 [ 296.955764] ret_from_fork+0x3a/0x50 [ 296.959500] warn_alloc_show_mem: 1 callbacks suppressed [ 296.959511] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 296.959513] Mem-Info: [ 296.959544] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 296.959544] active_file:16 inactive_file:18 isolated_file:0 [ 296.959544] unevictable:0 dirty:0 writeback:0 unstable:0 [ 296.959544] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 296.959544] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 296.959544] free:13683 free_pcp:153 free_cma:0 [ 296.964893] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 296.971913] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 296.974314] Call Trace: [ 297.007505] Node 0 [ 297.016861] [ 297.044382] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 297.046949] dump_stack+0x244/0x39d [ 297.049162] lowmem_reserve[]: [ 297.051314] ? dump_stack_print_info.cold.1+0x20/0x20 [ 297.076797] 0 [ 297.080431] warn_alloc.cold.117+0xb7/0x1bd [ 297.083510] 2818 [ 297.088701] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 297.090483] 6321 [ 297.094806] ? lock_downgrade+0x900/0x900 [ 297.096852] 6321 [ 297.101714] ? trace_hardirqs_off+0xb8/0x310 [ 297.103756] Node 0 [ 297.107905] ? trace_hardirqs_off+0xb8/0x310 [ 297.109971] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 297.114368] __alloc_pages_slowpath+0x2660/0x2d70 [ 297.116582] lowmem_reserve[]: [ 297.121017] ? warn_alloc+0x120/0x120 [ 297.147686] 0 0 [ 297.152537] ? warn_alloc+0x120/0x120 [ 297.155625] 3503 [ 297.159423] ? print_usage_bug+0xc0/0xc0 [ 297.161378] 3503 [ 297.165181] ? warn_alloc+0x120/0x120 [ 297.171284] ? print_usage_bug+0xc0/0xc0 [ 297.173332] Node 0 [ 297.177138] ? __lock_acquire+0x62f/0x4c20 [ 297.181205] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 297.183413] ? __lock_acquire+0x62f/0x4c20 [ 297.187629] lowmem_reserve[]: [ 297.215911] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 297.220122] 0 0 [ 297.223233] ? should_fail+0x22d/0xd01 [ 297.228747] 0 0 [ 297.230733] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 297.236610] ? __lock_acquire+0x62f/0x4c20 [ 297.241687] Node 0 DMA: [ 297.245917] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 297.245934] ? __lock_acquire+0x62f/0x4c20 [ 297.248592] 1*4kB [ 297.253693] ? should_fail+0x22d/0xd01 [ 297.257908] (U) [ 297.260056] ? find_held_lock+0x36/0x1c0 [ 297.263924] 0*8kB [ 297.265900] ? mark_held_locks+0x130/0x130 [ 297.269936] 0*16kB [ 297.272087] ? mark_held_locks+0x130/0x130 [ 297.276311] 1*32kB [ 297.278548] ? zap_class+0x640/0x640 [ 297.282763] (U) [ 297.285000] ? zap_class+0x640/0x640 [ 297.288698] 2*64kB [ 297.290671] ? print_usage_bug+0xc0/0xc0 [ 297.294369] (U) [ 297.296613] ? do_raw_spin_unlock+0xa7/0x330 [ 297.300649] 1*128kB [ 297.302629] ? zap_class+0x640/0x640 [ 297.307016] (U) [ 297.309366] ? print_usage_bug+0xc0/0xc0 [ 297.313049] 1*256kB [ 297.315032] ? wq_watchdog_touch+0x9c/0xfe [ 297.319064] (U) [ 297.321390] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.325601] 0*512kB [ 297.327577] ? check_preemption_disabled+0x48/0x280 [ 297.333120] 1*1024kB [ 297.335449] ? __lock_is_held+0xb5/0x140 [ 297.340441] (U) [ 297.342856] __alloc_pages_nodemask+0xa80/0xde0 [ 297.346891] 1*2048kB [ 297.348861] ? zap_class+0x640/0x640 [ 297.353508] (M) [ 297.355919] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 297.359604] 3*4096kB (M) [ 297.361606] ? find_held_lock+0x36/0x1c0 [ 297.366588] = 15908kB [ 297.369364] ? ____cache_alloc_node+0x1c7/0x1e0 [ 297.373406] Node 0 [ 297.375813] ? lock_downgrade+0x900/0x900 [ 297.380453] DMA32: 5*4kB [ 297.382704] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.386827] (UM) [ 297.389586] cache_grow_begin+0xa5/0x8c0 [ 297.395107] 1*8kB [ 297.397159] ? do_raw_spin_unlock+0xa7/0x330 [ 297.401201] (U) [ 297.403365] fallback_alloc+0x204/0x2e0 [ 297.407749] 2*16kB [ 297.409725] ____cache_alloc_node+0x1c7/0x1e0 [ 297.413677] (M) [ 297.415911] kmem_cache_alloc_node+0xe3/0x730 [ 297.420382] 1*32kB [ 297.422362] ? ipv6_get_ifaddr+0x42e/0x620 [ 297.426835] (M) [ 297.429077] __alloc_skb+0x119/0x770 [ 297.433287] 4*64kB [ 297.435265] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 297.438953] (UM) [ 297.441188] ? netdev_alloc_frag+0x1f0/0x1f0 [ 297.446443] 5*128kB [ 297.448508] ? lock_downgrade+0x900/0x900 [ 297.452895] (UM) [ 297.455220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.459352] 4*256kB [ 297.461417] ? refcount_sub_and_test_checked+0x203/0x310 [ 297.466931] (UM) [ 297.469258] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 297.474687] 3*512kB [ 297.476747] ? addrconf_rs_timer+0x690/0x690 [ 297.482177] (M) [ 297.484505] ndisc_alloc_skb+0x144/0x340 [ 297.488884] 3*1024kB [ 297.490856] ndisc_send_rs+0x331/0x6e0 [ 297.494895] (UM) [ 297.497302] addrconf_rs_timer+0x314/0x690 [ 297.501171] 3*2048kB [ 297.503233] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.507444] (UM) [ 297.509865] call_timer_fn+0x272/0x920 [ 297.514074] 3*4096kB [ 297.516136] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.520003] (M) [ 297.522412] ? process_timeout+0x40/0x40 [ 297.526632] = 25052kB [ 297.528626] ? __run_timers+0x7da/0xc70 [ 297.532651] Node 0 [ 297.535066] ? _raw_spin_unlock_irq+0x27/0x80 [ 297.539013] Normal: 943*4kB [ 297.541267] ? _raw_spin_unlock_irq+0x27/0x80 [ 297.545739] (ME) [ 297.548754] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.553228] 466*8kB [ 297.555288] ? lockdep_hardirqs_on+0x296/0x5b0 [ 297.559499] (UME) [ 297.561823] ? trace_hardirqs_on+0xbd/0x310 [ 297.566383] 200*16kB [ 297.568529] ? kasan_check_read+0x11/0x20 [ 297.572836] (UME) [ 297.575252] ? __run_timers+0x7da/0xc70 [ 297.579386] 78*32kB [ 297.581533] ? trace_hardirqs_off_caller+0x310/0x310 [ 297.585491] (UME) [ 297.587811] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.592894] 9*64kB [ 297.595040] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.599252] (UM) [ 297.601487] __run_timers+0x7e5/0xc70 [ 297.605701] 0*128kB [ 297.607774] ? timer_fixup_init+0x70/0x70 [ 297.611550] 0*256kB [ 297.613870] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 297.617999] 0*512kB [ 297.620322] ? zap_class+0x640/0x640 [ 297.625331] 0*1024kB [ 297.627663] ? enqueue_hrtimer+0x1a5/0x560 [ 297.631364] 0*2048kB [ 297.633773] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 297.637986] 0*4096kB [ 297.640395] ? find_held_lock+0x36/0x1c0 [ 297.645560] = 13772kB [ 297.647966] ? zap_class+0x640/0x640 [ 297.652016] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 297.654449] ? pvclock_read_flags+0x160/0x160 [ 297.658147] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 297.666973] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.671456] 172 total pagecache pages [ 297.680028] ? check_preemption_disabled+0x48/0x280 [ 297.685550] 0 pages in swap cache [ 297.689357] ? __lock_is_held+0xb5/0x140 [ 297.694358] Swap cache stats: add 0, delete 0, find 0/0 [ 297.697811] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.701853] Free swap = 0kB [ 297.707210] ? check_preemption_disabled+0x48/0x280 [ 297.712722] Total swap = 0kB [ 297.712731] 1965979 pages RAM [ 297.715749] run_timer_softirq+0x52/0xb0 [ 297.720737] 0 pages HighMem/MovableOnly [ 297.720747] 342867 pages reserved [ 297.723764] ? rcu_read_lock_sched_held+0x14f/0x180 [ 297.726847] 0 pages cma reserved [ 297.730909] __do_softirq+0x308/0xb7e [ 297.734934] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 297.738320] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 297.743419] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 297.746705] ? lock_downgrade+0x900/0x900 [ 297.750486] ksoftirqd/1 cpuset= [ 297.756974] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 297.761448] / [ 297.771765] ? pvclock_read_flags+0x160/0x160 [ 297.775891] mems_allowed=0 [ 297.779168] ? lapic_next_event+0x5a/0x90 [ 297.797503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.803049] ? kvm_clock_read+0x18/0x30 [ 297.807029] ? kvm_sched_clock_read+0x9/0x20 [ 297.811441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.816983] ? check_preemption_disabled+0x48/0x280 [ 297.822015] irq_exit+0x17f/0x1c0 [ 297.825474] smp_apic_timer_interrupt+0x1cb/0x760 [ 297.830316] ? smp_call_function_single_interrupt+0x159/0x650 [ 297.836210] ? smp_call_function_single_interrupt+0x650/0x650 [ 297.842097] ? interrupt_entry+0xb5/0xc0 [ 297.846164] ? trace_hardirqs_off_caller+0xbb/0x310 [ 297.851183] ? trace_hardirqs_off_caller+0xbb/0x310 [ 297.856214] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 297.861070] ? trace_hardirqs_on_caller+0x310/0x310 [ 297.866098] ? trace_hardirqs_on_caller+0x310/0x310 [ 297.871119] ? task_prio+0x50/0x50 [ 297.874662] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.880204] ? check_preemption_disabled+0x48/0x280 [ 297.885229] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 297.890087] apic_timer_interrupt+0xf/0x20 [ 297.894321] [ 297.896574] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 297.901509] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 297.920410] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 297.928135] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 297.935407] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 297.942678] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 297.949949] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 297.957216] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 297.964532] skb_clone+0x1bb/0x500 [ 297.968074] ? finish_task_switch+0x2f4/0x910 [ 297.972570] ? skb_split+0x11e0/0x11e0 [ 297.976469] ? preempt_notifier_register+0x200/0x200 [ 297.981575] ? __switch_to_asm+0x34/0x70 [ 297.985642] ? __switch_to_asm+0x34/0x70 [ 297.989702] ? __switch_to_asm+0x40/0x70 [ 297.993766] ? __switch_to_asm+0x34/0x70 [ 297.997828] ? __switch_to_asm+0x40/0x70 [ 298.001891] ? __switch_to_asm+0x34/0x70 [ 298.005951] ? __switch_to_asm+0x40/0x70 [ 298.010015] ? __switch_to_asm+0x34/0x70 [ 298.014077] ? __switch_to_asm+0x34/0x70 [ 298.018140] ? __switch_to_asm+0x40/0x70 [ 298.022205] ? __switch_to_asm+0x34/0x70 [ 298.026276] bpf_clone_redirect+0xb9/0x490 [ 298.030521] ? __schedule+0x8d7/0x21d0 [ 298.034421] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 298.039441] ? __sched_text_start+0x8/0x8 [ 298.043591] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 298.048366] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 298.052961] ? find_held_lock+0x36/0x1c0 [ 298.057033] ? lock_acquire+0x1ed/0x520 [ 298.061013] ? bpf_test_run+0x3cb/0x780 [ 298.064993] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.070532] ? check_preemption_disabled+0x48/0x280 [ 298.075581] ? kasan_check_read+0x11/0x20 [ 298.079756] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 298.085037] ? rcu_softirq_qs+0x20/0x20 [ 298.089013] ? preempt_schedule+0x4d/0x60 [ 298.093163] ? ___preempt_schedule+0x16/0x18 [ 298.097583] ? bpf_test_run+0x25d/0x780 [ 298.101577] ? netlink_diag_dump+0x2a0/0x2a0 [ 298.105999] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 298.111542] ? bpf_test_init.isra.10+0x70/0x100 [ 298.116223] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 298.120994] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 298.125837] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 298.131379] ? fput+0x130/0x1a0 [ 298.134666] ? __bpf_prog_get+0x9b/0x290 [ 298.138735] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 298.143577] ? bpf_prog_test_run+0x130/0x1a0 [ 298.148001] ? __x64_sys_bpf+0x3d8/0x520 [ 298.152066] ? bpf_prog_get+0x20/0x20 [ 298.155889] ? do_syscall_64+0x1b9/0x820 [ 298.159952] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 298.165322] ? syscall_return_slowpath+0x5e0/0x5e0 [ 298.170263] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 298.175108] ? trace_hardirqs_on_caller+0x310/0x310 [ 298.180130] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 298.185153] ? prepare_exit_to_usermode+0x291/0x3b0 [ 298.190194] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 298.195048] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 298.200430] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 298.200497] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 298.207016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 298.207021] Call Trace: [ 298.207040] dump_stack+0x244/0x39d [ 298.207058] ? dump_stack_print_info.cold.1+0x20/0x20 [ 298.207086] warn_alloc.cold.117+0xb7/0x1bd [ 298.213648] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 298.222910] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 298.225481] syz-executor1 cpuset= [ 298.229114] ? lock_downgrade+0x900/0x900 [ 298.234276] syz1 [ 298.238599] ? trace_hardirqs_off+0xb8/0x310 [ 298.249070] mems_allowed=0 [ 298.253915] ? trace_hardirqs_off+0xb8/0x310 [ 298.275169] __alloc_pages_slowpath+0x2660/0x2d70 [ 298.280050] ? warn_alloc+0x120/0x120 [ 298.283860] ? warn_alloc+0x120/0x120 [ 298.287669] ? print_usage_bug+0xc0/0xc0 [ 298.291732] ? warn_alloc+0x120/0x120 [ 298.295535] ? print_usage_bug+0xc0/0xc0 [ 298.299601] ? __lock_acquire+0x62f/0x4c20 [ 298.303838] ? __lock_acquire+0x62f/0x4c20 [ 298.308079] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 298.313627] ? should_fail+0x22d/0xd01 [ 298.317545] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 298.322658] ? __lock_acquire+0x62f/0x4c20 [ 298.326899] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 298.332003] ? __lock_acquire+0x62f/0x4c20 [ 298.336239] ? should_fail+0x22d/0xd01 [ 298.340134] ? find_held_lock+0x36/0x1c0 [ 298.344206] ? mark_held_locks+0x130/0x130 [ 298.348449] ? mark_held_locks+0x130/0x130 [ 298.354507] ? zap_class+0x640/0x640 [ 298.358230] ? mark_held_locks+0xc7/0x130 [ 298.362383] ? do_raw_spin_unlock+0xa7/0x330 [ 298.366793] ? zap_class+0x640/0x640 [ 298.370510] ? print_usage_bug+0xc0/0xc0 [ 298.374578] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.380124] ? check_preemption_disabled+0x48/0x280 [ 298.385153] ? __lock_is_held+0xb5/0x140 [ 298.389228] __alloc_pages_nodemask+0xa80/0xde0 [ 298.393901] ? zap_class+0x640/0x640 [ 298.397630] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 298.402663] ? find_held_lock+0x36/0x1c0 [ 298.406738] ? ____cache_alloc_node+0x1c7/0x1e0 [ 298.411412] ? lock_downgrade+0x900/0x900 [ 298.415571] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.421150] cache_grow_begin+0xa5/0x8c0 [ 298.425211] ? do_raw_spin_unlock+0xa7/0x330 [ 298.429630] fallback_alloc+0x204/0x2e0 [ 298.433614] ____cache_alloc_node+0x1c7/0x1e0 [ 298.438129] kmem_cache_alloc_node+0xe3/0x730 [ 298.442626] ? ipv6_get_ifaddr+0x42e/0x620 [ 298.446880] __alloc_skb+0x119/0x770 [ 298.450597] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 298.455883] ? netdev_alloc_frag+0x1f0/0x1f0 [ 298.460293] ? lock_downgrade+0x900/0x900 [ 298.464454] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.469994] ? refcount_sub_and_test_checked+0x203/0x310 [ 298.475451] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 298.480909] ? addrconf_rs_timer+0x690/0x690 [ 298.485369] ndisc_alloc_skb+0x144/0x340 [ 298.489441] ndisc_send_rs+0x331/0x6e0 [ 298.493346] addrconf_rs_timer+0x314/0x690 [ 298.497594] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 298.501858] call_timer_fn+0x272/0x920 [ 298.505746] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 298.509985] ? process_timeout+0x40/0x40 [ 298.514059] ? __run_timers+0x7da/0xc70 [ 298.518039] ? _raw_spin_unlock_irq+0x27/0x80 [ 298.522534] ? _raw_spin_unlock_irq+0x27/0x80 [ 298.527032] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 298.531267] ? lockdep_hardirqs_on+0x296/0x5b0 [ 298.535854] ? trace_hardirqs_on+0xbd/0x310 [ 298.540177] ? kasan_check_read+0x11/0x20 [ 298.544332] ? __run_timers+0x7da/0xc70 [ 298.548322] ? trace_hardirqs_off_caller+0x310/0x310 [ 298.553445] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 298.557688] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 298.561930] __run_timers+0x7e5/0xc70 [ 298.565750] ? timer_fixup_init+0x70/0x70 [ 298.569901] ? compat_start_thread+0x80/0x80 [ 298.574314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.579869] ? kasan_check_write+0x14/0x20 [ 298.584116] ? finish_task_switch+0x2f4/0x910 [ 298.588619] ? __switch_to_asm+0x40/0x70 [ 298.592687] ? preempt_notifier_register+0x200/0x200 [ 298.597795] ? __switch_to_asm+0x34/0x70 [ 298.601859] ? __switch_to_asm+0x40/0x70 [ 298.605921] ? __switch_to_asm+0x34/0x70 [ 298.610004] ? __switch_to_asm+0x40/0x70 [ 298.614068] ? __switch_to_asm+0x34/0x70 [ 298.618138] ? __switch_to_asm+0x40/0x70 [ 298.622214] ? pvclock_read_flags+0x160/0x160 [ 298.626716] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.632256] ? check_preemption_disabled+0x48/0x280 [ 298.637287] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 298.642828] ? rcu_pm_notify+0xc0/0xc0 [ 298.646718] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.652259] ? check_preemption_disabled+0x48/0x280 [ 298.657294] run_timer_softirq+0x52/0xb0 [ 298.661364] ? rcu_read_lock_sched_held+0x14f/0x180 [ 298.666390] __do_softirq+0x308/0xb7e [ 298.670204] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 298.675307] ? trace_hardirqs_off+0xb8/0x310 [ 298.679725] ? rcu_irq_enter+0x18c/0x310 [ 298.683795] ? schedule+0x108/0x460 [ 298.687430] ? __schedule+0x21d0/0x21d0 [ 298.691415] ? trace_hardirqs_off+0xb8/0x310 [ 298.695825] ? smpboot_thread_fn+0x68b/0xa00 [ 298.700240] ? trace_hardirqs_on+0x310/0x310 [ 298.704655] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 298.710195] ? check_preemption_disabled+0x48/0x280 [ 298.715212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.720751] ? takeover_tasklets+0xa90/0xa90 [ 298.725168] run_ksoftirqd+0x5e/0x100 [ 298.728974] smpboot_thread_fn+0x68b/0xa00 [ 298.733219] ? sort_range+0x30/0x30 [ 298.736854] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 298.741962] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 298.747509] ? __kthread_parkme+0xfb/0x1a0 [ 298.751751] kthread+0x35a/0x420 [ 298.755123] ? sort_range+0x30/0x30 [ 298.758756] ? kthread_stop+0x900/0x900 [ 298.762741] ret_from_fork+0x3a/0x50 [ 298.766473] warn_alloc_show_mem: 1 callbacks suppressed [ 298.766477] Mem-Info: [ 298.766500] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 298.766516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 298.771879] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 298.771879] active_file:16 inactive_file:18 isolated_file:0 [ 298.771879] unevictable:0 dirty:0 writeback:0 unstable:0 [ 298.771879] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 298.771879] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 298.771879] free:13683 free_pcp:153 free_cma:0 [ 298.774270] Call Trace: [ 298.781292] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 298.790645] [ 298.823516] Node 0 [ 298.826100] dump_stack+0x244/0x39d [ 298.853604] 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 [ 298.855741] ? dump_stack_print_info.cold.1+0x20/0x20 [ 298.857959] lowmem_reserve[]: [ 298.861594] warn_alloc.cold.117+0xb7/0x1bd [ 298.887312] 0 2818 [ 298.892536] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 298.895621] 6321 [ 298.899944] ? lock_downgrade+0x900/0x900 [ 298.902157] 6321 [ 298.907001] ? trace_hardirqs_off+0xb8/0x310 [ 298.913191] ? trace_hardirqs_off+0xb8/0x310 [ 298.915232] Node 0 [ 298.919642] __alloc_pages_slowpath+0x2660/0x2d70 [ 298.924049] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 298.926283] ? warn_alloc+0x120/0x120 [ 298.931076] lowmem_reserve[]: 0 [ 298.957801] ? warn_alloc+0x120/0x120 [ 298.961578] 0 [ 298.964862] ? print_usage_bug+0xc0/0xc0 [ 298.968645] 3503 [ 298.970446] ? warn_alloc+0x120/0x120 [ 298.974486] 3503 [ 298.976558] ? print_usage_bug+0xc0/0xc0 [ 298.980347] Node 0 [ 298.982448] ? __lock_acquire+0x62f/0x4c20 [ 298.986814] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 298.989030] ? __lock_acquire+0x62f/0x4c20 [ 298.993267] lowmem_reserve[]: [ 299.021558] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 299.025775] 0 [ 299.028881] ? should_fail+0x22d/0xd01 [ 299.034397] 0 [ 299.036206] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 299.040066] 0 [ 299.041867] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 299.047125] 0 [ 299.048926] ? __lock_acquire+0x62f/0x4c20 [ 299.054007] Node 0 [ 299.055808] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 299.060021] DMA: [ 299.062259] ? __lock_acquire+0x62f/0x4c20 [ 299.067351] 1*4kB [ 299.069405] ? should_fail+0x22d/0xd01 [ 299.073630] (U) [ 299.075779] ? rcu_irq_exit+0x1a2/0x390 [ 299.079649] 0*8kB [ 299.081635] ? mark_held_locks+0x130/0x130 [ 299.085586] 0*16kB [ 299.087739] ? mark_held_locks+0x130/0x130 [ 299.091956] 1*32kB [ 299.094189] ? mark_held_locks+0xc7/0x130 [ 299.098418] (U) [ 299.101615] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 299.105743] 2*64kB [ 299.107719] ? zap_class+0x640/0x640 [ 299.112712] (U) [ 299.114947] ? print_usage_bug+0xc0/0xc0 [ 299.118634] 1*128kB (U) [ 299.120629] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.124670] 1*256kB [ 299.127352] ? check_preemption_disabled+0x48/0x280 [ 299.132867] (U) [ 299.135197] ? __lock_is_held+0xb5/0x140 [ 299.140187] 0*512kB [ 299.142167] __alloc_pages_nodemask+0xa80/0xde0 [ 299.146198] 1*1024kB (U) [ 299.148534] ? zap_class+0x640/0x640 [ 299.153198] 1*2048kB [ 299.155952] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 299.159646] (M) [ 299.162064] ? find_held_lock+0x36/0x1c0 [ 299.167057] 3*4096kB [ 299.169041] ? ____cache_alloc_node+0x1c7/0x1e0 [ 299.173074] (M) [ 299.175487] ? lock_downgrade+0x900/0x900 [ 299.180135] = 15908kB [ 299.182110] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.186238] Node 0 [ 299.188646] cache_grow_begin+0xa5/0x8c0 [ 299.194158] DMA32: [ 299.196393] ? do_raw_spin_unlock+0xa7/0x330 [ 299.200447] 5*4kB [ 299.202688] fallback_alloc+0x204/0x2e0 [ 299.207071] (UM) [ 299.209260] ____cache_alloc_node+0x1c7/0x1e0 [ 299.213215] 1*8kB [ 299.215277] kmem_cache_alloc_node+0xe3/0x730 [ 299.219750] (U) [ 299.221901] ? ipv6_get_ifaddr+0x42e/0x620 [ 299.226377] 2*16kB [ 299.228376] __alloc_skb+0x119/0x770 [ 299.232585] (M) [ 299.234827] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 299.238518] 1*32kB [ 299.240492] ? netdev_alloc_frag+0x1f0/0x1f0 [ 299.245750] (M) [ 299.247988] ? lock_downgrade+0x900/0x900 [ 299.252381] 4*64kB [ 299.254367] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.258489] (UM) [ 299.260736] ? refcount_sub_and_test_checked+0x203/0x310 [ 299.266252] 5*128kB [ 299.268311] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 299.273741] (UM) [ 299.276067] ? addrconf_rs_timer+0x690/0x690 [ 299.281500] 4*256kB [ 299.283569] ndisc_alloc_skb+0x144/0x340 [ 299.287951] (UM) [ 299.290271] ndisc_send_rs+0x331/0x6e0 [ 299.294311] 3*512kB [ 299.296382] addrconf_rs_timer+0x314/0x690 [ 299.300249] (M) [ 299.302593] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 299.306810] 3*1024kB [ 299.308799] call_timer_fn+0x272/0x920 [ 299.313001] (UM) 3*2048kB [ 299.315424] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 299.319290] (UM) [ 299.322159] ? process_timeout+0x40/0x40 [ 299.326374] 3*4096kB [ 299.328469] ? __run_timers+0x7da/0xc70 [ 299.332500] (M) [ 299.334915] ? _raw_spin_unlock_irq+0x27/0x80 [ 299.338865] = 25052kB [ 299.340842] ? _raw_spin_unlock_irq+0x27/0x80 [ 299.345352] Node 0 [ 299.347760] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 299.352242] Normal: [ 299.354486] ? lockdep_hardirqs_on+0x296/0x5b0 [ 299.358697] 943*4kB [ 299.361017] ? trace_hardirqs_on+0xbd/0x310 [ 299.365576] (ME) [ 299.367914] ? kasan_check_read+0x11/0x20 [ 299.372210] 466*8kB (UME) [ 299.374283] ? __run_timers+0x7da/0xc70 [ 299.378424] 200*16kB [ 299.381274] ? trace_hardirqs_off_caller+0x310/0x310 [ 299.385226] (UME) [ 299.387638] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 299.392724] 78*32kB [ 299.394871] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 299.399083] (UME) [ 299.401432] __run_timers+0x7e5/0xc70 [ 299.405647] 9*64kB [ 299.407800] ? timer_fixup_init+0x70/0x70 [ 299.411570] (UM) [ 299.413807] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 299.417934] 0*128kB [ 299.419997] ? zap_class+0x640/0x640 [ 299.424996] 0*256kB [ 299.427315] ? enqueue_hrtimer+0x1a5/0x560 [ 299.431008] 0*512kB [ 299.433327] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 299.437553] 0*1024kB [ 299.439877] ? find_held_lock+0x36/0x1c0 [ 299.445041] 0*2048kB [ 299.447449] ? zap_class+0x640/0x640 [ 299.451493] 0*4096kB [ 299.453909] ? pvclock_read_flags+0x160/0x160 [ 299.457601] = 13772kB [ 299.460017] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.464499] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 299.466903] ? check_preemption_disabled+0x48/0x280 [ 299.472426] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 299.481262] ? __lock_is_held+0xb5/0x140 [ 299.486253] 172 total pagecache pages [ 299.494828] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.498872] 0 pages in swap cache [ 299.502666] ? check_preemption_disabled+0x48/0x280 [ 299.508183] Swap cache stats: add 0, delete 0, find 0/0 [ 299.511630] run_timer_softirq+0x52/0xb0 [ 299.516636] Free swap = 0kB [ 299.521999] ? rcu_read_lock_sched_held+0x14f/0x180 [ 299.526038] Total swap = 0kB [ 299.529060] __do_softirq+0x308/0xb7e [ 299.534058] 1965979 pages RAM [ 299.537074] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 299.540853] 0 pages HighMem/MovableOnly [ 299.540862] 342867 pages reserved [ 299.543968] ? lock_downgrade+0x900/0x900 [ 299.548444] 0 pages cma reserved [ 299.552429] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 299.555927] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 299.560009] ? pvclock_read_flags+0x160/0x160 [ 299.563446] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 299.568469] ? lapic_next_event+0x5a/0x90 [ 299.574937] ksoftirqd/1 cpuset= [ 299.579429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.589716] / [ 299.593866] ? kvm_clock_read+0x18/0x30 [ 299.597134] mems_allowed=0 [ 299.602669] ? kvm_sched_clock_read+0x9/0x20 [ 299.615667] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.621212] ? check_preemption_disabled+0x48/0x280 [ 299.626250] irq_exit+0x17f/0x1c0 [ 299.629738] smp_apic_timer_interrupt+0x1cb/0x760 [ 299.634581] ? smp_call_function_single_interrupt+0x159/0x650 [ 299.640477] ? smp_call_function_single_interrupt+0x650/0x650 [ 299.646370] ? interrupt_entry+0xb5/0xc0 [ 299.650446] ? trace_hardirqs_off_caller+0xbb/0x310 [ 299.655463] ? trace_hardirqs_off_caller+0xbb/0x310 [ 299.660489] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 299.665364] ? trace_hardirqs_on_caller+0x310/0x310 [ 299.670382] ? trace_hardirqs_on_caller+0x310/0x310 [ 299.675421] ? task_prio+0x50/0x50 [ 299.678966] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.684508] ? check_preemption_disabled+0x48/0x280 [ 299.689529] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 299.694386] apic_timer_interrupt+0xf/0x20 [ 299.698626] [ 299.700871] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 299.705802] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 299.724700] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 299.732414] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 299.739683] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 299.746974] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 299.754239] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 299.761511] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 299.768828] skb_clone+0x1bb/0x500 [ 299.772388] ? finish_task_switch+0x2f4/0x910 [ 299.776926] ? skb_split+0x11e0/0x11e0 [ 299.780821] ? preempt_notifier_register+0x200/0x200 [ 299.785925] ? __switch_to_asm+0x34/0x70 [ 299.789987] ? __switch_to_asm+0x34/0x70 [ 299.794051] ? __switch_to_asm+0x40/0x70 [ 299.798112] ? __switch_to_asm+0x34/0x70 [ 299.802173] ? __switch_to_asm+0x40/0x70 [ 299.806233] ? __switch_to_asm+0x34/0x70 [ 299.810293] ? __switch_to_asm+0x40/0x70 [ 299.814364] ? __switch_to_asm+0x34/0x70 [ 299.818429] ? __switch_to_asm+0x34/0x70 [ 299.822493] ? __switch_to_asm+0x40/0x70 [ 299.826569] ? __switch_to_asm+0x34/0x70 [ 299.830648] bpf_clone_redirect+0xb9/0x490 [ 299.834887] ? __schedule+0x8d7/0x21d0 [ 299.838783] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 299.843806] ? __sched_text_start+0x8/0x8 [ 299.847965] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 299.852738] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 299.857326] ? find_held_lock+0x36/0x1c0 [ 299.861408] ? lock_acquire+0x1ed/0x520 [ 299.865383] ? bpf_test_run+0x3cb/0x780 [ 299.869383] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.874939] ? check_preemption_disabled+0x48/0x280 [ 299.880138] ? kasan_check_read+0x11/0x20 [ 299.884318] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 299.889611] ? rcu_softirq_qs+0x20/0x20 [ 299.893589] ? preempt_schedule+0x4d/0x60 [ 299.897750] ? ___preempt_schedule+0x16/0x18 [ 299.902166] ? bpf_test_run+0x25d/0x780 [ 299.906167] ? netlink_diag_dump+0x2a0/0x2a0 [ 299.910582] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 299.916124] ? bpf_test_init.isra.10+0x70/0x100 [ 299.920805] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 299.925570] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 299.930414] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 299.935954] ? fput+0x130/0x1a0 [ 299.939240] ? __bpf_prog_get+0x9b/0x290 [ 299.943309] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 299.948162] ? bpf_prog_test_run+0x130/0x1a0 [ 299.952592] ? __x64_sys_bpf+0x3d8/0x520 [ 299.956665] ? bpf_prog_get+0x20/0x20 [ 299.960504] ? do_syscall_64+0x1b9/0x820 [ 299.964563] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 299.969935] ? syscall_return_slowpath+0x5e0/0x5e0 [ 299.974868] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 299.979715] ? trace_hardirqs_on_caller+0x310/0x310 [ 299.984738] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 299.989757] ? prepare_exit_to_usermode+0x291/0x3b0 [ 299.994786] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 299.999644] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 300.005052] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 300.005119] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 300.011643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 300.011648] Call Trace: [ 300.011668] dump_stack+0x244/0x39d [ 300.011687] ? dump_stack_print_info.cold.1+0x20/0x20 [ 300.011714] warn_alloc.cold.117+0xb7/0x1bd [ 300.018235] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 300.027542] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 300.030112] syz-executor1 cpuset= [ 300.033741] ? lock_downgrade+0x900/0x900 [ 300.038907] syz1 [ 300.043244] ? trace_hardirqs_off+0xb8/0x310 [ 300.053709] mems_allowed=0 [ 300.058550] ? trace_hardirqs_off+0xb8/0x310 [ 300.079846] __alloc_pages_slowpath+0x2660/0x2d70 [ 300.084745] ? warn_alloc+0x120/0x120 [ 300.088560] ? warn_alloc+0x120/0x120 [ 300.092370] ? print_usage_bug+0xc0/0xc0 [ 300.096435] ? warn_alloc+0x120/0x120 [ 300.100238] ? print_usage_bug+0xc0/0xc0 [ 300.104301] ? __lock_acquire+0x62f/0x4c20 [ 300.108555] ? __lock_acquire+0x62f/0x4c20 [ 300.112801] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 300.118346] ? should_fail+0x22d/0xd01 [ 300.122261] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 300.127376] ? __lock_acquire+0x62f/0x4c20 [ 300.131618] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 300.136725] ? __lock_acquire+0x62f/0x4c20 [ 300.140963] ? should_fail+0x22d/0xd01 [ 300.144852] ? find_held_lock+0x36/0x1c0 [ 300.148928] ? mark_held_locks+0x130/0x130 [ 300.153188] ? mark_held_locks+0x130/0x130 [ 300.157424] ? zap_class+0x640/0x640 [ 300.161162] ? mark_held_locks+0xc7/0x130 [ 300.165309] ? do_raw_spin_unlock+0xa7/0x330 [ 300.169739] ? zap_class+0x640/0x640 [ 300.173456] ? print_usage_bug+0xc0/0xc0 [ 300.177543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.183107] ? check_preemption_disabled+0x48/0x280 [ 300.188170] ? __lock_is_held+0xb5/0x140 [ 300.192241] __alloc_pages_nodemask+0xa80/0xde0 [ 300.196912] ? zap_class+0x640/0x640 [ 300.200661] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 300.205692] ? find_held_lock+0x36/0x1c0 [ 300.209766] ? ____cache_alloc_node+0x1c7/0x1e0 [ 300.214442] ? lock_downgrade+0x900/0x900 [ 300.218601] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.224149] cache_grow_begin+0xa5/0x8c0 [ 300.228212] ? do_raw_spin_unlock+0xa7/0x330 [ 300.232638] fallback_alloc+0x204/0x2e0 [ 300.236624] ____cache_alloc_node+0x1c7/0x1e0 [ 300.241132] kmem_cache_alloc_node+0xe3/0x730 [ 300.245633] ? ipv6_get_ifaddr+0x42e/0x620 [ 300.249885] __alloc_skb+0x119/0x770 [ 300.253605] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 300.258889] ? netdev_alloc_frag+0x1f0/0x1f0 [ 300.263301] ? lock_downgrade+0x900/0x900 [ 300.267467] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.273010] ? refcount_sub_and_test_checked+0x203/0x310 [ 300.278468] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 300.283920] ? addrconf_rs_timer+0x690/0x690 [ 300.288367] ndisc_alloc_skb+0x144/0x340 [ 300.292441] ndisc_send_rs+0x331/0x6e0 [ 300.296336] addrconf_rs_timer+0x314/0x690 [ 300.300590] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 300.304844] call_timer_fn+0x272/0x920 [ 300.308736] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 300.312977] ? process_timeout+0x40/0x40 [ 300.317056] ? __run_timers+0x7da/0xc70 [ 300.321037] ? _raw_spin_unlock_irq+0x27/0x80 [ 300.325549] ? _raw_spin_unlock_irq+0x27/0x80 [ 300.330046] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 300.334323] ? lockdep_hardirqs_on+0x296/0x5b0 [ 300.338931] ? trace_hardirqs_on+0xbd/0x310 [ 300.343283] ? kasan_check_read+0x11/0x20 [ 300.347446] ? __run_timers+0x7da/0xc70 [ 300.351435] ? trace_hardirqs_off_caller+0x310/0x310 [ 300.356563] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 300.360812] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 300.365048] __run_timers+0x7e5/0xc70 [ 300.368866] ? timer_fixup_init+0x70/0x70 [ 300.373032] ? compat_start_thread+0x80/0x80 [ 300.377446] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.382994] ? kasan_check_write+0x14/0x20 [ 300.387245] ? finish_task_switch+0x2f4/0x910 [ 300.391739] ? __switch_to_asm+0x40/0x70 [ 300.395814] ? preempt_notifier_register+0x200/0x200 [ 300.400925] ? __switch_to_asm+0x34/0x70 [ 300.405000] ? __switch_to_asm+0x40/0x70 [ 300.409065] ? __switch_to_asm+0x34/0x70 [ 300.413134] ? __switch_to_asm+0x40/0x70 [ 300.417198] ? __switch_to_asm+0x34/0x70 [ 300.421264] ? __switch_to_asm+0x40/0x70 [ 300.425352] ? pvclock_read_flags+0x160/0x160 [ 300.429857] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.435418] ? check_preemption_disabled+0x48/0x280 [ 300.440458] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 300.445996] ? rcu_pm_notify+0xc0/0xc0 [ 300.449889] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.455444] ? check_preemption_disabled+0x48/0x280 [ 300.460466] run_timer_softirq+0x52/0xb0 [ 300.464533] ? rcu_read_lock_sched_held+0x14f/0x180 [ 300.469561] __do_softirq+0x308/0xb7e [ 300.473375] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 300.478480] ? trace_hardirqs_off+0xb8/0x310 [ 300.482887] ? rcu_irq_enter+0x18c/0x310 [ 300.486958] ? schedule+0x108/0x460 [ 300.490589] ? __schedule+0x21d0/0x21d0 [ 300.494576] ? trace_hardirqs_off+0xb8/0x310 [ 300.498989] ? smpboot_thread_fn+0x68b/0xa00 [ 300.503400] ? trace_hardirqs_on+0x310/0x310 [ 300.507839] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 300.513380] ? check_preemption_disabled+0x48/0x280 [ 300.518398] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.523951] ? takeover_tasklets+0xa90/0xa90 [ 300.528385] run_ksoftirqd+0x5e/0x100 [ 300.532187] smpboot_thread_fn+0x68b/0xa00 [ 300.536450] ? sort_range+0x30/0x30 [ 300.540082] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 300.545193] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 300.550734] ? __kthread_parkme+0xfb/0x1a0 [ 300.554979] kthread+0x35a/0x420 [ 300.558359] ? sort_range+0x30/0x30 [ 300.561988] ? kthread_stop+0x900/0x900 [ 300.565971] ret_from_fork+0x3a/0x50 [ 300.569702] warn_alloc_show_mem: 1 callbacks suppressed [ 300.569714] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 300.569716] Mem-Info: [ 300.569746] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 300.569746] active_file:16 inactive_file:18 isolated_file:0 [ 300.569746] unevictable:0 dirty:0 writeback:0 unstable:0 [ 300.569746] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 300.569746] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 300.569746] free:13683 free_pcp:153 free_cma:0 [ 300.575095] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 300.582125] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 300.584525] Call Trace: [ 300.617403] Node 0 [ 300.626761] [ 300.654279] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 300.656840] dump_stack+0x244/0x39d [ 300.659056] lowmem_reserve[]: [ 300.661207] ? dump_stack_print_info.cold.1+0x20/0x20 [ 300.686683] 0 [ 300.690337] warn_alloc.cold.117+0xb7/0x1bd [ 300.693424] 2818 [ 300.698640] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 300.700423] 6321 [ 300.704742] ? lock_downgrade+0x900/0x900 [ 300.706785] 6321 [ 300.711640] ? trace_hardirqs_off+0xb8/0x310 [ 300.717827] ? trace_hardirqs_off+0xb8/0x310 [ 300.719866] Node 0 [ 300.724278] __alloc_pages_slowpath+0x2660/0x2d70 [ 300.728690] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 300.730929] ? warn_alloc+0x120/0x120 [ 300.735723] lowmem_reserve[]: [ 300.762453] ? warn_alloc+0x120/0x120 [ 300.766234] 0 [ 300.769349] ? print_usage_bug+0xc0/0xc0 [ 300.773128] 0 [ 300.774930] ? warn_alloc+0x120/0x120 [ 300.778974] 3503 [ 300.780796] ? print_usage_bug+0xc0/0xc0 [ 300.784580] 3503 [ 300.786646] ? __lock_acquire+0x62f/0x4c20 [ 300.792744] ? __lock_acquire+0x62f/0x4c20 [ 300.796983] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 300.801265] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 300.801280] ? should_fail+0x22d/0xd01 [ 300.830153] lowmem_reserve[]: 0 [ 300.835737] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 300.839597] 0 0 [ 300.842901] ? __lock_acquire+0x62f/0x4c20 [ 300.847984] 0 [ 300.849962] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 300.855979] ? __lock_acquire+0x62f/0x4c20 [ 300.861059] Node 0 [ 300.865282] ? should_fail+0x22d/0xd01 [ 300.865292] DMA: [ 300.867523] ? find_held_lock+0x36/0x1c0 [ 300.871405] 1*4kB [ 300.873466] ? mark_held_locks+0x130/0x130 [ 300.877628] (U) 0*8kB [ 300.879792] ? mark_held_locks+0x130/0x130 [ 300.884006] 0*16kB [ 300.886501] ? zap_class+0x640/0x640 [ 300.890719] 1*32kB [ 300.892954] ? zap_class+0x640/0x640 [ 300.896645] (U) [ 300.898878] ? print_usage_bug+0xc0/0xc0 [ 300.902582] 2*64kB [ 300.904594] ? do_raw_spin_unlock+0xa7/0x330 [ 300.908651] (U) [ 300.910887] ? zap_class+0x640/0x640 [ 300.915279] 1*128kB [ 300.917250] ? print_usage_bug+0xc0/0xc0 [ 300.920944] (U) [ 300.923263] ? wq_watchdog_touch+0x9c/0xfe [ 300.927302] 1*256kB [ 300.929272] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.933486] (U) [ 300.935809] ? check_preemption_disabled+0x48/0x280 [ 300.941330] 0*512kB [ 300.943317] ? __lock_is_held+0xb5/0x140 [ 300.948310] 1*1024kB [ 300.950635] __alloc_pages_nodemask+0xa80/0xde0 [ 300.954674] (U) [ 300.957086] ? zap_class+0x640/0x640 [ 300.961739] 1*2048kB [ 300.963715] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 300.967421] (M) [ 300.969843] ? find_held_lock+0x36/0x1c0 [ 300.974834] 3*4096kB [ 300.976817] ? ____cache_alloc_node+0x1c7/0x1e0 [ 300.980852] (M) [ 300.983259] ? lock_downgrade+0x900/0x900 [ 300.988431] = 15908kB [ 300.988440] Node 0 [ 300.990428] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.994552] DMA32: [ 300.996966] cache_grow_begin+0xa5/0x8c0 [ 300.999193] 5*4kB [ 301.004728] ? do_raw_spin_unlock+0xa7/0x330 [ 301.006944] (UM) [ 301.011007] fallback_alloc+0x204/0x2e0 [ 301.013135] 1*8kB [ 301.017544] ____cache_alloc_node+0x1c7/0x1e0 [ 301.019588] (U) [ 301.023594] kmem_cache_alloc_node+0xe3/0x730 [ 301.025734] 2*16kB [ 301.030248] ? ipv6_get_ifaddr+0x42e/0x620 [ 301.032223] (M) [ 301.036734] __alloc_skb+0x119/0x770 [ 301.038945] 1*32kB [ 301.043177] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 301.045142] (M) [ 301.048852] ? netdev_alloc_frag+0x1f0/0x1f0 [ 301.051079] 4*64kB [ 301.056362] ? lock_downgrade+0x900/0x900 [ 301.058319] (UM) [ 301.062739] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.064953] 5*128kB [ 301.069096] ? refcount_sub_and_test_checked+0x203/0x310 [ 301.071151] (UM) [ 301.076687] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 301.078991] 4*256kB [ 301.084436] ? addrconf_rs_timer+0x690/0x690 [ 301.086478] (UM) [ 301.091957] ndisc_alloc_skb+0x144/0x340 [ 301.094261] 3*512kB [ 301.098666] ndisc_send_rs+0x331/0x6e0 [ 301.100714] (M) [ 301.104775] addrconf_rs_timer+0x314/0x690 [ 301.107091] 3*1024kB [ 301.110989] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 301.112944] (UM) [ 301.117186] call_timer_fn+0x272/0x920 [ 301.119565] 3*2048kB [ 301.123793] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 301.125840] (UM) [ 301.129725] ? process_timeout+0x40/0x40 [ 301.132119] 3*4096kB [ 301.136395] ? __run_timers+0x7da/0xc70 [ 301.138434] (M) [ 301.142493] ? _raw_spin_unlock_irq+0x27/0x80 [ 301.144881] = 25052kB [ 301.148849] ? _raw_spin_unlock_irq+0x27/0x80 [ 301.150804] Node 0 [ 301.155294] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 301.157690] Normal: [ 301.162183] ? lockdep_hardirqs_on+0x296/0x5b0 [ 301.164401] 943*4kB [ 301.168639] ? trace_hardirqs_on+0xbd/0x310 [ 301.170941] (ME) [ 301.175521] ? kasan_check_read+0x11/0x20 [ 301.177824] 466*8kB [ 301.182153] ? __run_timers+0x7da/0xc70 [ 301.184192] (UME) [ 301.188349] ? trace_hardirqs_off_caller+0x310/0x310 [ 301.190657] 200*16kB [ 301.194628] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 301.196798] (UME) [ 301.201896] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 301.204290] 78*32kB [ 301.208522] __run_timers+0x7e5/0xc70 [ 301.210737] (UME) [ 301.214981] ? timer_fixup_init+0x70/0x70 [ 301.217292] 9*64kB [ 301.221128] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 301.221145] ? zap_class+0x640/0x640 [ 301.223278] (UM) [ 301.227425] ? enqueue_hrtimer+0x1a5/0x560 [ 301.229639] 0*128kB 0*256kB [ 301.234659] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 301.238368] 0*512kB [ 301.240435] ? find_held_lock+0x36/0x1c0 [ 301.244645] 0*1024kB [ 301.247662] ? zap_class+0x640/0x640 [ 301.252834] 0*2048kB [ 301.255169] ? pvclock_read_flags+0x160/0x160 [ 301.259208] 0*4096kB [ 301.261621] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.265308] = 13772kB [ 301.267719] ? check_preemption_disabled+0x48/0x280 [ 301.272203] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 301.274615] ? __lock_is_held+0xb5/0x140 [ 301.280132] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 301.282533] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.287530] 172 total pagecache pages [ 301.296367] ? check_preemption_disabled+0x48/0x280 [ 301.300415] 0 pages in swap cache [ 301.309015] run_timer_softirq+0x52/0xb0 [ 301.314516] Swap cache stats: add 0, delete 0, find 0/0 [ 301.318314] ? rcu_read_lock_sched_held+0x14f/0x180 [ 301.323308] Free swap = 0kB [ 301.326777] __do_softirq+0x308/0xb7e [ 301.330820] Total swap = 0kB [ 301.336189] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 301.341185] 1965979 pages RAM [ 301.344201] ? lock_downgrade+0x900/0x900 [ 301.347983] 0 pages HighMem/MovableOnly [ 301.350999] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 301.355476] 342867 pages reserved [ 301.358587] ? pvclock_read_flags+0x160/0x160 [ 301.362711] 0 pages cma reserved [ 301.366686] ? lapic_next_event+0x5a/0x90 [ 301.371840] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 301.375235] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.379761] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 301.383073] ? kvm_clock_read+0x18/0x30 [ 301.387220] ksoftirqd/1 cpuset= [ 301.393707] ? kvm_sched_clock_read+0x9/0x20 [ 301.399222] / [ 301.409543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.413501] mems_allowed=0 [ 301.416775] ? check_preemption_disabled+0x48/0x280 [ 301.436334] irq_exit+0x17f/0x1c0 [ 301.439805] smp_apic_timer_interrupt+0x1cb/0x760 [ 301.444649] ? smp_call_function_single_interrupt+0x159/0x650 [ 301.450536] ? smp_call_function_single_interrupt+0x650/0x650 [ 301.456424] ? interrupt_entry+0xb5/0xc0 [ 301.460488] ? trace_hardirqs_off_caller+0xbb/0x310 [ 301.465508] ? trace_hardirqs_off_caller+0xbb/0x310 [ 301.470542] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 301.475430] ? trace_hardirqs_on_caller+0x310/0x310 [ 301.480453] ? trace_hardirqs_on_caller+0x310/0x310 [ 301.485472] ? task_prio+0x50/0x50 [ 301.489015] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.494551] ? check_preemption_disabled+0x48/0x280 [ 301.499574] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 301.504437] apic_timer_interrupt+0xf/0x20 [ 301.508681] [ 301.510922] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 301.515851] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 301.534763] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 301.542484] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 301.549750] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 301.557020] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 301.564293] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 301.571564] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 301.578885] skb_clone+0x1bb/0x500 [ 301.582430] ? finish_task_switch+0x2f4/0x910 [ 301.586927] ? skb_split+0x11e0/0x11e0 [ 301.590818] ? preempt_notifier_register+0x200/0x200 [ 301.595924] ? __switch_to_asm+0x34/0x70 [ 301.599985] ? __switch_to_asm+0x34/0x70 [ 301.604045] ? __switch_to_asm+0x40/0x70 [ 301.608104] ? __switch_to_asm+0x34/0x70 [ 301.612178] ? __switch_to_asm+0x40/0x70 [ 301.616241] ? __switch_to_asm+0x34/0x70 [ 301.620303] ? __switch_to_asm+0x40/0x70 [ 301.624375] ? __switch_to_asm+0x34/0x70 [ 301.628439] ? __switch_to_asm+0x34/0x70 [ 301.632499] ? __switch_to_asm+0x40/0x70 [ 301.636561] ? __switch_to_asm+0x34/0x70 [ 301.640634] bpf_clone_redirect+0xb9/0x490 [ 301.644872] ? __schedule+0x8d7/0x21d0 [ 301.648770] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 301.653788] ? __sched_text_start+0x8/0x8 [ 301.657940] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 301.662705] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 301.667296] ? find_held_lock+0x36/0x1c0 [ 301.671374] ? lock_acquire+0x1ed/0x520 [ 301.675358] ? bpf_test_run+0x3cb/0x780 [ 301.679420] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.684961] ? check_preemption_disabled+0x48/0x280 [ 301.689984] ? kasan_check_read+0x11/0x20 [ 301.694146] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 301.699427] ? rcu_softirq_qs+0x20/0x20 [ 301.703403] ? preempt_schedule+0x4d/0x60 [ 301.707552] ? ___preempt_schedule+0x16/0x18 [ 301.711980] ? bpf_test_run+0x25d/0x780 [ 301.715969] ? netlink_diag_dump+0x2a0/0x2a0 [ 301.720388] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 301.725937] ? bpf_test_init.isra.10+0x70/0x100 [ 301.730616] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 301.735393] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 301.740239] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 301.745806] ? fput+0x130/0x1a0 [ 301.749086] ? __bpf_prog_get+0x9b/0x290 [ 301.753152] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 301.757994] ? bpf_prog_test_run+0x130/0x1a0 [ 301.762408] ? __x64_sys_bpf+0x3d8/0x520 [ 301.766474] ? bpf_prog_get+0x20/0x20 [ 301.770295] ? do_syscall_64+0x1b9/0x820 [ 301.774366] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 301.779735] ? syscall_return_slowpath+0x5e0/0x5e0 [ 301.784667] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 301.789517] ? trace_hardirqs_on_caller+0x310/0x310 [ 301.794572] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 301.799595] ? prepare_exit_to_usermode+0x291/0x3b0 [ 301.804631] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 301.809489] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 301.814871] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 301.814939] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 301.821467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 301.821472] Call Trace: [ 301.821491] dump_stack+0x244/0x39d [ 301.821509] ? dump_stack_print_info.cold.1+0x20/0x20 [ 301.821535] warn_alloc.cold.117+0xb7/0x1bd [ 301.828072] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 301.837382] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 301.839948] syz-executor1 cpuset= [ 301.843589] ? lock_downgrade+0x900/0x900 [ 301.848759] syz1 [ 301.853084] ? trace_hardirqs_off+0xb8/0x310 [ 301.863548] mems_allowed=0 [ 301.868391] ? trace_hardirqs_off+0xb8/0x310 [ 301.889672] __alloc_pages_slowpath+0x2660/0x2d70 [ 301.894549] ? warn_alloc+0x120/0x120 [ 301.898364] ? warn_alloc+0x120/0x120 [ 301.902197] ? print_usage_bug+0xc0/0xc0 [ 301.906263] ? warn_alloc+0x120/0x120 [ 301.910082] ? print_usage_bug+0xc0/0xc0 [ 301.914166] ? __lock_acquire+0x62f/0x4c20 [ 301.918405] ? __lock_acquire+0x62f/0x4c20 [ 301.922645] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 301.928187] ? should_fail+0x22d/0xd01 [ 301.932095] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 301.937224] ? __lock_acquire+0x62f/0x4c20 [ 301.941466] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 301.946573] ? __lock_acquire+0x62f/0x4c20 [ 301.950807] ? should_fail+0x22d/0xd01 [ 301.954719] ? find_held_lock+0x36/0x1c0 [ 301.958791] ? mark_held_locks+0x130/0x130 [ 301.963035] ? mark_held_locks+0x130/0x130 [ 301.967279] ? zap_class+0x640/0x640 [ 301.970994] ? zap_class+0x640/0x640 [ 301.974739] ? print_usage_bug+0xc0/0xc0 [ 301.978805] ? do_raw_spin_unlock+0xa7/0x330 [ 301.983214] ? zap_class+0x640/0x640 [ 301.986927] ? print_usage_bug+0xc0/0xc0 [ 301.990989] ? wq_watchdog_touch+0x9c/0xfe [ 301.995232] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.000773] ? check_preemption_disabled+0x48/0x280 [ 302.005801] ? __lock_is_held+0xb5/0x140 [ 302.009871] __alloc_pages_nodemask+0xa80/0xde0 [ 302.014546] ? zap_class+0x640/0x640 [ 302.018268] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 302.023312] ? find_held_lock+0x36/0x1c0 [ 302.027409] ? ____cache_alloc_node+0x1c7/0x1e0 [ 302.032095] ? lock_downgrade+0x900/0x900 [ 302.036268] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.041819] cache_grow_begin+0xa5/0x8c0 [ 302.045883] ? do_raw_spin_unlock+0xa7/0x330 [ 302.050303] fallback_alloc+0x204/0x2e0 [ 302.054287] ____cache_alloc_node+0x1c7/0x1e0 [ 302.058791] kmem_cache_alloc_node+0xe3/0x730 [ 302.063287] ? ipv6_get_ifaddr+0x42e/0x620 [ 302.067534] __alloc_skb+0x119/0x770 [ 302.071251] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 302.076534] ? netdev_alloc_frag+0x1f0/0x1f0 [ 302.080944] ? lock_downgrade+0x900/0x900 [ 302.085108] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.090665] ? refcount_sub_and_test_checked+0x203/0x310 [ 302.096137] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 302.101591] ? addrconf_rs_timer+0x690/0x690 [ 302.106014] ndisc_alloc_skb+0x144/0x340 [ 302.110101] ndisc_send_rs+0x331/0x6e0 [ 302.114000] addrconf_rs_timer+0x314/0x690 [ 302.118240] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 302.122496] call_timer_fn+0x272/0x920 [ 302.126384] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 302.130641] ? process_timeout+0x40/0x40 [ 302.134717] ? __run_timers+0x7da/0xc70 [ 302.138703] ? _raw_spin_unlock_irq+0x27/0x80 [ 302.143198] ? _raw_spin_unlock_irq+0x27/0x80 [ 302.147703] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 302.151940] ? lockdep_hardirqs_on+0x296/0x5b0 [ 302.156526] ? trace_hardirqs_on+0xbd/0x310 [ 302.160848] ? kasan_check_read+0x11/0x20 [ 302.164997] ? __run_timers+0x7da/0xc70 [ 302.168974] ? trace_hardirqs_off_caller+0x310/0x310 [ 302.174084] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 302.178328] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 302.182587] __run_timers+0x7e5/0xc70 [ 302.186404] ? timer_fixup_init+0x70/0x70 [ 302.190560] ? compat_start_thread+0x80/0x80 [ 302.194973] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.200524] ? kasan_check_write+0x14/0x20 [ 302.204765] ? finish_task_switch+0x2f4/0x910 [ 302.209262] ? __switch_to_asm+0x40/0x70 [ 302.213331] ? preempt_notifier_register+0x200/0x200 [ 302.218454] ? __switch_to_asm+0x34/0x70 [ 302.222518] ? __switch_to_asm+0x40/0x70 [ 302.226583] ? __switch_to_asm+0x34/0x70 [ 302.230645] ? __switch_to_asm+0x40/0x70 [ 302.234709] ? __switch_to_asm+0x34/0x70 [ 302.238773] ? __switch_to_asm+0x40/0x70 [ 302.242849] ? pvclock_read_flags+0x160/0x160 [ 302.247377] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.252920] ? check_preemption_disabled+0x48/0x280 [ 302.257948] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 302.263501] ? rcu_pm_notify+0xc0/0xc0 [ 302.267405] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.272943] ? check_preemption_disabled+0x48/0x280 [ 302.277968] run_timer_softirq+0x52/0xb0 [ 302.282031] ? rcu_read_lock_sched_held+0x14f/0x180 [ 302.287050] __do_softirq+0x308/0xb7e [ 302.290867] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 302.295971] ? trace_hardirqs_off+0xb8/0x310 [ 302.300386] ? rcu_irq_enter+0x18c/0x310 [ 302.304452] ? schedule+0x108/0x460 [ 302.308084] ? __schedule+0x21d0/0x21d0 [ 302.312088] ? trace_hardirqs_off+0xb8/0x310 [ 302.316510] ? smpboot_thread_fn+0x68b/0xa00 [ 302.320923] ? trace_hardirqs_on+0x310/0x310 [ 302.325367] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 302.330921] ? check_preemption_disabled+0x48/0x280 [ 302.335937] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.341496] ? takeover_tasklets+0xa90/0xa90 [ 302.345908] run_ksoftirqd+0x5e/0x100 [ 302.349717] smpboot_thread_fn+0x68b/0xa00 [ 302.353964] ? sort_range+0x30/0x30 [ 302.357595] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 302.362712] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 302.368257] ? __kthread_parkme+0xfb/0x1a0 [ 302.372515] kthread+0x35a/0x420 [ 302.375887] ? sort_range+0x30/0x30 [ 302.379518] ? kthread_stop+0x900/0x900 [ 302.383503] ret_from_fork+0x3a/0x50 [ 302.387228] warn_alloc_show_mem: 1 callbacks suppressed [ 302.387239] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 302.387241] Mem-Info: [ 302.387282] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 302.387282] active_file:16 inactive_file:18 isolated_file:0 [ 302.387282] unevictable:0 dirty:0 writeback:0 unstable:0 [ 302.387282] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 302.387282] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 302.387282] free:13683 free_pcp:153 free_cma:0 [ 302.392637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 302.399670] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 302.402074] Call Trace: [ 302.434939] Node 0 [ 302.444282] [ 302.471794] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 302.474370] dump_stack+0x244/0x39d [ 302.476578] lowmem_reserve[]: 0 [ 302.478744] ? dump_stack_print_info.cold.1+0x20/0x20 [ 302.504221] 2818 6321 [ 302.507875] warn_alloc.cold.117+0xb7/0x1bd [ 302.511115] 6321 [ 302.516315] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 302.518796] Node 0 [ 302.523123] ? lock_downgrade+0x900/0x900 [ 302.525190] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 302.530013] ? trace_hardirqs_off+0xb8/0x310 [ 302.532228] lowmem_reserve[]: [ 302.536387] ? trace_hardirqs_off+0xb8/0x310 [ 302.563100] 0 [ 302.567515] __alloc_pages_slowpath+0x2660/0x2d70 [ 302.570596] 0 [ 302.575031] ? warn_alloc+0x120/0x120 [ 302.576789] 3503 [ 302.581637] ? warn_alloc+0x120/0x120 [ 302.583418] 3503 [ 302.587213] ? print_usage_bug+0xc0/0xc0 [ 302.593054] ? warn_alloc+0x120/0x120 [ 302.595098] Node 0 [ 302.599156] ? print_usage_bug+0xc0/0xc0 [ 302.602960] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 302.605168] ? __lock_acquire+0x62f/0x4c20 [ 302.609219] lowmem_reserve[]: [ 302.637500] ? __lock_acquire+0x62f/0x4c20 [ 302.641712] 0 0 [ 302.644826] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 302.649038] 0 [ 302.651010] ? should_fail+0x22d/0xd01 [ 302.656524] 0 [ 302.658328] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 302.664007] ? __lock_acquire+0x62f/0x4c20 [ 302.669089] Node 0 DMA: [ 302.673335] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 302.673363] ? __lock_acquire+0x62f/0x4c20 [ 302.676018] 1*4kB [ 302.681113] ? should_fail+0x22d/0xd01 [ 302.685330] (U) [ 302.687487] ? find_held_lock+0x36/0x1c0 [ 302.691360] 0*8kB [ 302.693348] ? mark_held_locks+0x130/0x130 [ 302.697385] 0*16kB [ 302.699532] ? mark_held_locks+0x130/0x130 [ 302.703742] 1*32kB (U) [ 302.705990] ? zap_class+0x640/0x640 [ 302.710204] 2*64kB [ 302.712788] ? zap_class+0x640/0x640 [ 302.716479] (U) [ 302.718718] ? print_usage_bug+0xc0/0xc0 [ 302.722416] 1*128kB [ 302.724389] ? do_raw_spin_unlock+0xa7/0x330 [ 302.728433] (U) [ 302.730752] ? zap_class+0x640/0x640 [ 302.735143] 1*256kB [ 302.737114] ? print_usage_bug+0xc0/0xc0 [ 302.740813] (U) [ 302.743139] ? wq_watchdog_touch+0x9c/0xfe [ 302.747177] 0*512kB [ 302.749151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.753370] 1*1024kB [ 302.755694] ? check_preemption_disabled+0x48/0x280 [ 302.761206] (U) [ 302.763628] ? __lock_is_held+0xb5/0x140 [ 302.768607] 1*2048kB (M) [ 302.770598] __alloc_pages_nodemask+0xa80/0xde0 [ 302.774634] 3*4096kB [ 302.777392] ? zap_class+0x640/0x640 [ 302.782037] (M) = 15908kB [ 302.784456] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 302.788145] Node 0 [ 302.790912] ? find_held_lock+0x36/0x1c0 [ 302.795898] DMA32: [ 302.798146] ? ____cache_alloc_node+0x1c7/0x1e0 [ 302.802184] 5*4kB [ 302.804413] ? lock_downgrade+0x900/0x900 [ 302.809075] (UM) [ 302.811225] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.815363] 1*8kB (U) [ 302.817440] cache_grow_begin+0xa5/0x8c0 [ 302.822960] 2*16kB [ 302.825452] ? do_raw_spin_unlock+0xa7/0x330 [ 302.829494] (M) [ 302.831732] fallback_alloc+0x204/0x2e0 [ 302.836131] 1*32kB [ 302.838107] ____cache_alloc_node+0x1c7/0x1e0 [ 302.842063] (M) [ 302.844300] kmem_cache_alloc_node+0xe3/0x730 [ 302.848774] 4*64kB [ 302.850751] ? ipv6_get_ifaddr+0x42e/0x620 [ 302.855224] (UM) [ 302.857493] __alloc_skb+0x119/0x770 [ 302.861701] 5*128kB [ 302.863767] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 302.867455] (UM) [ 302.869778] ? netdev_alloc_frag+0x1f0/0x1f0 [ 302.875032] 4*256kB [ 302.877622] ? lock_downgrade+0x900/0x900 [ 302.882015] (UM) [ 302.884353] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.888480] 3*512kB [ 302.890544] ? refcount_sub_and_test_checked+0x203/0x310 [ 302.896054] (M) [ 302.898380] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 302.903807] 3*1024kB [ 302.905782] ? addrconf_rs_timer+0x690/0x690 [ 302.911212] (UM) [ 302.913634] ndisc_alloc_skb+0x144/0x340 [ 302.918008] 3*2048kB [ 302.920073] ndisc_send_rs+0x331/0x6e0 [ 302.924111] (UM) [ 302.926525] addrconf_rs_timer+0x314/0x690 [ 302.930383] 3*4096kB (M) [ 302.932465] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 302.936670] = 25052kB [ 302.939435] call_timer_fn+0x272/0x920 [ 302.943641] Node 0 [ 302.946062] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 302.949943] Normal: [ 302.952183] ? process_timeout+0x40/0x40 [ 302.956395] 943*4kB [ 302.958722] ? __run_timers+0x7da/0xc70 [ 302.962759] (ME) [ 302.965094] ? _raw_spin_unlock_irq+0x27/0x80 [ 302.969061] 466*8kB [ 302.971159] ? _raw_spin_unlock_irq+0x27/0x80 [ 302.975639] (UME) 200*16kB [ 302.977974] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 302.982452] (UME) [ 302.985594] ? lockdep_hardirqs_on+0x296/0x5b0 [ 302.989811] 78*32kB [ 302.991959] ? trace_hardirqs_on+0xbd/0x310 [ 302.996515] (UME) [ 302.998840] ? kasan_check_read+0x11/0x20 [ 303.003137] 9*64kB [ 303.005285] ? __run_timers+0x7da/0xc70 [ 303.009404] (UM) 0*128kB [ 303.011664] ? trace_hardirqs_off_caller+0x310/0x310 [ 303.015621] 0*256kB [ 303.018407] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 303.023488] 0*512kB [ 303.025811] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 303.030025] 0*1024kB [ 303.032362] __run_timers+0x7e5/0xc70 [ 303.036605] 0*2048kB [ 303.039028] ? timer_fixup_init+0x70/0x70 [ 303.042802] 0*4096kB [ 303.045209] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 303.049381] = 13772kB [ 303.051787] ? zap_class+0x640/0x640 [ 303.056794] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 303.059196] ? enqueue_hrtimer+0x1a5/0x560 [ 303.062894] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 303.071722] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 303.075936] 172 total pagecache pages [ 303.084512] ? find_held_lock+0x36/0x1c0 [ 303.089691] 0 pages in swap cache [ 303.093486] ? zap_class+0x640/0x640 [ 303.097528] Swap cache stats: add 0, delete 0, find 0/0 [ 303.097537] Free swap = 0kB [ 303.100991] ? pvclock_read_flags+0x160/0x160 [ 303.104682] Total swap = 0kB [ 303.110075] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.113088] 1965979 pages RAM [ 303.117613] ? check_preemption_disabled+0x48/0x280 [ 303.120605] 0 pages HighMem/MovableOnly [ 303.126150] ? __lock_is_held+0xb5/0x140 [ 303.129230] 342867 pages reserved [ 303.134257] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.138208] 0 pages cma reserved [ 303.142268] ? check_preemption_disabled+0x48/0x280 [ 303.145787] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 303.151234] run_timer_softirq+0x52/0xb0 [ 303.151250] ? rcu_read_lock_sched_held+0x14f/0x180 [ 303.151266] __do_softirq+0x308/0xb7e [ 303.154674] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 303.159646] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 303.166121] ksoftirqd/1 cpuset= [ 303.170180] ? lock_downgrade+0x900/0x900 [ 303.175181] / [ 303.178979] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 303.189281] mems_allowed=0 [ 303.193780] ? pvclock_read_flags+0x160/0x160 [ 303.215384] ? lapic_next_event+0x5a/0x90 [ 303.219540] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.225086] ? kvm_clock_read+0x18/0x30 [ 303.229066] ? kvm_sched_clock_read+0x9/0x20 [ 303.233484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.239023] ? check_preemption_disabled+0x48/0x280 [ 303.244053] irq_exit+0x17f/0x1c0 [ 303.247512] smp_apic_timer_interrupt+0x1cb/0x760 [ 303.252363] ? smp_call_function_single_interrupt+0x159/0x650 [ 303.258250] ? smp_call_function_single_interrupt+0x650/0x650 [ 303.264151] ? interrupt_entry+0xb5/0xc0 [ 303.268216] ? trace_hardirqs_off_caller+0xbb/0x310 [ 303.273233] ? trace_hardirqs_off_caller+0xbb/0x310 [ 303.278256] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 303.283103] ? trace_hardirqs_on_caller+0x310/0x310 [ 303.288121] ? trace_hardirqs_on_caller+0x310/0x310 [ 303.293143] ? task_prio+0x50/0x50 [ 303.296691] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.302229] ? check_preemption_disabled+0x48/0x280 [ 303.307254] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 303.312109] apic_timer_interrupt+0xf/0x20 [ 303.316356] [ 303.318611] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 303.323546] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 303.342446] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 303.350157] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 303.357425] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 303.364693] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 303.371962] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 303.379229] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 303.386554] skb_clone+0x1bb/0x500 [ 303.390102] ? finish_task_switch+0x2f4/0x910 [ 303.394601] ? skb_split+0x11e0/0x11e0 [ 303.398504] ? preempt_notifier_register+0x200/0x200 [ 303.403639] ? __switch_to_asm+0x34/0x70 [ 303.407707] ? __switch_to_asm+0x34/0x70 [ 303.411772] ? __switch_to_asm+0x40/0x70 [ 303.415836] ? __switch_to_asm+0x34/0x70 [ 303.419898] ? __switch_to_asm+0x40/0x70 [ 303.423959] ? __switch_to_asm+0x34/0x70 [ 303.428021] ? __switch_to_asm+0x40/0x70 [ 303.432085] ? __switch_to_asm+0x34/0x70 [ 303.436148] ? __switch_to_asm+0x34/0x70 [ 303.440211] ? __switch_to_asm+0x40/0x70 [ 303.444273] ? __switch_to_asm+0x34/0x70 [ 303.448356] bpf_clone_redirect+0xb9/0x490 [ 303.452598] ? __schedule+0x8d7/0x21d0 [ 303.456502] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 303.461543] ? __sched_text_start+0x8/0x8 [ 303.465697] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 303.470466] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 303.475057] ? find_held_lock+0x36/0x1c0 [ 303.479134] ? lock_acquire+0x1ed/0x520 [ 303.483117] ? bpf_test_run+0x3cb/0x780 [ 303.487115] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.492662] ? check_preemption_disabled+0x48/0x280 [ 303.497693] ? kasan_check_read+0x11/0x20 [ 303.501845] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 303.507124] ? rcu_softirq_qs+0x20/0x20 [ 303.511101] ? preempt_schedule+0x4d/0x60 [ 303.515264] ? ___preempt_schedule+0x16/0x18 [ 303.519686] ? bpf_test_run+0x25d/0x780 [ 303.523678] ? netlink_diag_dump+0x2a0/0x2a0 [ 303.528095] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 303.533639] ? bpf_test_init.isra.10+0x70/0x100 [ 303.538314] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 303.543091] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 303.547938] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 303.553479] ? fput+0x130/0x1a0 [ 303.556765] ? __bpf_prog_get+0x9b/0x290 [ 303.560836] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 303.565680] ? bpf_prog_test_run+0x130/0x1a0 [ 303.570098] ? __x64_sys_bpf+0x3d8/0x520 [ 303.574165] ? bpf_prog_get+0x20/0x20 [ 303.577991] ? do_syscall_64+0x1b9/0x820 [ 303.582056] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 303.587428] ? syscall_return_slowpath+0x5e0/0x5e0 [ 303.592367] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 303.597215] ? trace_hardirqs_on_caller+0x310/0x310 [ 303.602237] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 303.607256] ? prepare_exit_to_usermode+0x291/0x3b0 [ 303.612281] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 303.617138] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 303.622532] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 303.622600] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 303.629126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 303.629135] Call Trace: [ 303.635804] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 303.644990] dump_stack+0x244/0x39d [ 303.647561] syz-executor1 cpuset= [ 303.658049] ? dump_stack_print_info.cold.1+0x20/0x20 [ 303.661673] syz1 [ 303.665136] warn_alloc.cold.117+0xb7/0x1bd [ 303.670302] mems_allowed=0 [ 303.672286] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 303.684404] ? lock_downgrade+0x900/0x900 [ 303.688580] ? trace_hardirqs_off+0xb8/0x310 [ 303.693010] ? trace_hardirqs_off+0xb8/0x310 [ 303.697446] __alloc_pages_slowpath+0x2660/0x2d70 [ 303.702337] ? warn_alloc+0x120/0x120 [ 303.706205] ? warn_alloc+0x120/0x120 [ 303.710022] ? print_usage_bug+0xc0/0xc0 [ 303.714099] ? warn_alloc+0x120/0x120 [ 303.717922] ? print_usage_bug+0xc0/0xc0 [ 303.722001] ? __lock_acquire+0x62f/0x4c20 [ 303.726258] ? __lock_acquire+0x62f/0x4c20 [ 303.730518] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 303.736076] ? should_fail+0x22d/0xd01 [ 303.739994] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 303.745121] ? __lock_acquire+0x62f/0x4c20 [ 303.749420] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 303.754538] ? __lock_acquire+0x62f/0x4c20 [ 303.758789] ? should_fail+0x22d/0xd01 [ 303.762696] ? find_held_lock+0x36/0x1c0 [ 303.766784] ? mark_held_locks+0x130/0x130 [ 303.771047] ? mark_held_locks+0x130/0x130 [ 303.775298] ? zap_class+0x640/0x640 [ 303.779031] ? zap_class+0x640/0x640 [ 303.782838] ? print_usage_bug+0xc0/0xc0 [ 303.786915] ? do_raw_spin_unlock+0xa7/0x330 [ 303.791372] ? zap_class+0x640/0x640 [ 303.795113] ? print_usage_bug+0xc0/0xc0 [ 303.799191] ? wq_watchdog_touch+0x9c/0xfe [ 303.803453] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.809010] ? check_preemption_disabled+0x48/0x280 [ 303.814057] ? __lock_is_held+0xb5/0x140 [ 303.818151] __alloc_pages_nodemask+0xa80/0xde0 [ 303.822840] ? zap_class+0x640/0x640 [ 303.826577] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 303.831621] ? find_held_lock+0x36/0x1c0 [ 303.835713] ? ____cache_alloc_node+0x1c7/0x1e0 [ 303.840409] ? lock_downgrade+0x900/0x900 [ 303.844587] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.850155] cache_grow_begin+0xa5/0x8c0 [ 303.854235] ? do_raw_spin_unlock+0xa7/0x330 [ 303.858669] fallback_alloc+0x204/0x2e0 [ 303.862669] ____cache_alloc_node+0x1c7/0x1e0 [ 303.867193] kmem_cache_alloc_node+0xe3/0x730 [ 303.871720] ? ipv6_get_ifaddr+0x42e/0x620 [ 303.876052] __alloc_skb+0x119/0x770 [ 303.879793] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 303.885094] ? netdev_alloc_frag+0x1f0/0x1f0 [ 303.889530] ? lock_downgrade+0x900/0x900 [ 303.893705] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.899260] ? refcount_sub_and_test_checked+0x203/0x310 [ 303.904755] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 303.910224] ? addrconf_rs_timer+0x690/0x690 [ 303.914665] ndisc_alloc_skb+0x144/0x340 [ 303.918764] ndisc_send_rs+0x331/0x6e0 [ 303.922685] addrconf_rs_timer+0x314/0x690 [ 303.926943] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 303.931212] call_timer_fn+0x272/0x920 [ 303.935122] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 303.939405] ? process_timeout+0x40/0x40 [ 303.943500] ? __run_timers+0x7da/0xc70 [ 303.947500] ? _raw_spin_unlock_irq+0x27/0x80 [ 303.952017] ? _raw_spin_unlock_irq+0x27/0x80 [ 303.956531] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 303.960786] ? lockdep_hardirqs_on+0x296/0x5b0 [ 303.965412] ? trace_hardirqs_on+0xbd/0x310 [ 303.969756] ? kasan_check_read+0x11/0x20 [ 303.973921] ? __run_timers+0x7da/0xc70 [ 303.977918] ? trace_hardirqs_off_caller+0x310/0x310 [ 303.983044] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 303.987306] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 303.991589] __run_timers+0x7e5/0xc70 [ 303.995429] ? timer_fixup_init+0x70/0x70 [ 303.999595] ? compat_start_thread+0x80/0x80 [ 304.004023] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.009590] ? kasan_check_write+0x14/0x20 [ 304.013846] ? finish_task_switch+0x2f4/0x910 [ 304.018388] ? __switch_to_asm+0x40/0x70 [ 304.022475] ? preempt_notifier_register+0x200/0x200 [ 304.027599] ? __switch_to_asm+0x34/0x70 [ 304.031676] ? __switch_to_asm+0x40/0x70 [ 304.035754] ? __switch_to_asm+0x34/0x70 [ 304.039829] ? __switch_to_asm+0x40/0x70 [ 304.043906] ? __switch_to_asm+0x34/0x70 [ 304.047980] ? __switch_to_asm+0x40/0x70 [ 304.052070] ? pvclock_read_flags+0x160/0x160 [ 304.056591] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.062146] ? check_preemption_disabled+0x48/0x280 [ 304.067191] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 304.072748] ? rcu_pm_notify+0xc0/0xc0 [ 304.076657] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.082307] ? check_preemption_disabled+0x48/0x280 [ 304.087404] run_timer_softirq+0x52/0xb0 [ 304.091490] ? rcu_read_lock_sched_held+0x14f/0x180 [ 304.096522] __do_softirq+0x308/0xb7e [ 304.100384] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 304.105508] ? trace_hardirqs_off+0xb8/0x310 [ 304.109938] ? rcu_irq_enter+0x18c/0x310 [ 304.114020] ? schedule+0x108/0x460 [ 304.117666] ? __schedule+0x21d0/0x21d0 [ 304.121668] ? trace_hardirqs_off+0xb8/0x310 [ 304.126100] ? smpboot_thread_fn+0x68b/0xa00 [ 304.130535] ? trace_hardirqs_on+0x310/0x310 [ 304.134963] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 304.140519] ? check_preemption_disabled+0x48/0x280 [ 304.145554] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.151115] ? takeover_tasklets+0xa90/0xa90 [ 304.155542] run_ksoftirqd+0x5e/0x100 [ 304.159400] smpboot_thread_fn+0x68b/0xa00 [ 304.163657] ? sort_range+0x30/0x30 [ 304.167304] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 304.172430] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 304.177991] ? __kthread_parkme+0xfb/0x1a0 [ 304.182250] kthread+0x35a/0x420 [ 304.185635] ? sort_range+0x30/0x30 [ 304.189277] ? kthread_stop+0x900/0x900 [ 304.193273] ret_from_fork+0x3a/0x50 [ 304.197020] warn_alloc_show_mem: 1 callbacks suppressed [ 304.197032] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 304.197034] Mem-Info: [ 304.197064] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 304.197064] active_file:16 inactive_file:18 isolated_file:0 [ 304.197064] unevictable:0 dirty:0 writeback:0 unstable:0 [ 304.197064] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 304.197064] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 304.197064] free:13683 free_pcp:153 free_cma:0 [ 304.202427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 304.209464] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 304.211879] Call Trace: [ 304.244764] Node 0 [ 304.254128] [ 304.281653] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 304.284229] dump_stack+0x244/0x39d [ 304.286453] lowmem_reserve[]: 0 [ 304.288699] ? dump_stack_print_info.cold.1+0x20/0x20 [ 304.314191] 2818 6321 [ 304.317881] warn_alloc.cold.117+0xb7/0x1bd [ 304.321128] 6321 [ 304.326330] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 304.333188] ? lock_downgrade+0x900/0x900 [ 304.335245] Node 0 [ 304.340109] ? trace_hardirqs_off+0xb8/0x310 [ 304.344277] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 304.346506] ? trace_hardirqs_off+0xb8/0x310 [ 304.350906] lowmem_reserve[]: [ 304.377653] __alloc_pages_slowpath+0x2660/0x2d70 [ 304.382052] 0 [ 304.385196] ? warn_alloc+0x120/0x120 [ 304.390076] 0 [ 304.391916] ? warn_alloc+0x120/0x120 [ 304.395729] 3503 [ 304.397549] ? print_usage_bug+0xc0/0xc0 [ 304.401373] 3503 [ 304.403450] ? warn_alloc+0x120/0x120 [ 304.409589] ? print_usage_bug+0xc0/0xc0 [ 304.413403] Node 0 [ 304.417477] ? __lock_acquire+0x62f/0x4c20 [ 304.417509] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 304.417517] lowmem_reserve[]: [ 304.419766] ? __lock_acquire+0x62f/0x4c20 [ 304.423993] 0 [ 304.452289] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 304.455399] 0 [ 304.459649] ? should_fail+0x22d/0xd01 [ 304.461451] 0 [ 304.467004] ? __lock_acquire+0x62f/0x4c20 [ 304.468806] 0 [ 304.472705] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 304.478747] ? __lock_acquire+0x62f/0x4c20 [ 304.480544] Node 0 [ 304.485660] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 304.489894] DMA: [ 304.492146] ? __lock_acquire+0x62f/0x4c20 [ 304.497246] 1*4kB [ 304.499321] ? should_fail+0x22d/0xd01 [ 304.503549] (U) [ 304.505720] ? mark_held_locks+0x130/0x130 [ 304.509603] 0*8kB [ 304.511615] ? mark_held_locks+0x130/0x130 [ 304.515837] 0*16kB [ 304.518003] ? try_to_wake_up+0x10a/0x12e0 [ 304.522229] 1*32kB [ 304.524477] ? zap_class+0x640/0x640 [ 304.528701] (U) [ 304.530954] ? print_usage_bug+0xc0/0xc0 [ 304.534723] 2*64kB (U) [ 304.536726] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.540786] 1*128kB [ 304.543405] ? check_preemption_disabled+0x48/0x280 [ 304.548933] (U) [ 304.551277] ? __lock_is_held+0xb5/0x140 [ 304.556279] 1*256kB (U) [ 304.558285] __alloc_pages_nodemask+0xa80/0xde0 [ 304.562335] 0*512kB [ 304.565044] ? zap_class+0x640/0x640 [ 304.569706] 1*1024kB [ 304.572045] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 304.575753] (U) [ 304.578184] ? find_held_lock+0x36/0x1c0 [ 304.583182] 1*2048kB (M) [ 304.585185] ? ____cache_alloc_node+0x1c7/0x1e0 [ 304.589233] 3*4096kB [ 304.592005] ? lock_downgrade+0x900/0x900 [ 304.596665] (M) [ 304.599090] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.603296] = 15908kB [ 304.605285] cache_grow_begin+0xa5/0x8c0 [ 304.610813] Node 0 [ 304.613240] ? do_raw_spin_unlock+0xa7/0x330 [ 304.617294] DMA32: [ 304.619550] fallback_alloc+0x204/0x2e0 [ 304.623950] 5*4kB [ 304.626205] ____cache_alloc_node+0x1c7/0x1e0 [ 304.630166] (UM) [ 304.632327] kmem_cache_alloc_node+0xe3/0x730 [ 304.636843] 1*8kB [ 304.638921] ? ipv6_get_ifaddr+0x42e/0x620 [ 304.643413] (U) [ 304.645582] __alloc_skb+0x119/0x770 [ 304.649807] 2*16kB [ 304.651805] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 304.655508] (M) [ 304.657761] ? netdev_alloc_frag+0x1f0/0x1f0 [ 304.663030] 1*32kB [ 304.665022] ? lock_downgrade+0x900/0x900 [ 304.669423] (M) [ 304.671686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.675824] 4*64kB [ 304.677819] ? refcount_sub_and_test_checked+0x203/0x310 [ 304.683430] (UM) [ 304.685685] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 304.691130] 5*128kB [ 304.693205] ? addrconf_rs_timer+0x690/0x690 [ 304.698672] (UM) [ 304.701019] ndisc_alloc_skb+0x144/0x340 [ 304.705442] 4*256kB [ 304.707516] ndisc_send_rs+0x331/0x6e0 [ 304.711571] (UM) [ 304.713911] addrconf_rs_timer+0x314/0x690 [ 304.717795] 3*512kB [ 304.719874] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 304.724093] (M) 3*1024kB [ 304.726449] call_timer_fn+0x272/0x920 [ 304.730667] (UM) [ 304.733436] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 304.737317] 3*2048kB [ 304.739421] ? process_timeout+0x40/0x40 [ 304.743653] (UM) [ 304.746080] ? __run_timers+0x7da/0xc70 [ 304.750134] 3*4096kB (M) [ 304.752224] ? _raw_spin_unlock_irq+0x27/0x80 [ 304.756191] = 25052kB [ 304.758959] ? _raw_spin_unlock_irq+0x27/0x80 [ 304.763515] Node 0 [ 304.765943] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 304.770432] Normal: [ 304.772683] ? lockdep_hardirqs_on+0x296/0x5b0 [ 304.776911] 943*4kB [ 304.779250] ? trace_hardirqs_on+0xbd/0x310 [ 304.783828] (ME) [ 304.786169] ? kasan_check_read+0x11/0x20 [ 304.790483] 466*8kB [ 304.792569] ? __run_timers+0x7da/0xc70 [ 304.796709] (UME) [ 304.799051] ? trace_hardirqs_off_caller+0x310/0x310 [ 304.803023] 200*16kB [ 304.805187] ? __queue_work+0x1440/0x1440 [ 304.810282] (UME) [ 304.812828] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 304.816971] 78*32kB [ 304.819133] __run_timers+0x7e5/0xc70 [ 304.823391] (UME) [ 304.825739] ? timer_fixup_init+0x70/0x70 [ 304.829526] 9*64kB [ 304.831692] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 304.835899] (UM) [ 304.838215] ? zap_class+0x640/0x640 [ 304.843430] 0*128kB [ 304.845508] ? enqueue_hrtimer+0x1a5/0x560 [ 304.849215] 0*256kB [ 304.851554] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 304.855786] 0*512kB [ 304.858128] ? find_held_lock+0x36/0x1c0 [ 304.863316] 0*1024kB [ 304.865678] ? zap_class+0x640/0x640 [ 304.869733] 0*2048kB [ 304.872404] ? pvclock_read_flags+0x160/0x160 [ 304.876474] 0*4096kB = 13772kB [ 304.876487] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 304.876493] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 304.876496] 172 total pagecache pages [ 304.876505] 0 pages in swap cache [ 304.876510] Swap cache stats: add 0, delete 0, find 0/0 [ 304.876513] Free swap = 0kB [ 304.876515] Total swap = 0kB [ 304.876519] 1965979 pages RAM [ 304.876522] 0 pages HighMem/MovableOnly [ 304.876525] 342867 pages reserved [ 304.876528] 0 pages cma reserved [ 304.876582] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 304.876638] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 304.876645] ksoftirqd/1 cpuset=/ mems_allowed=0 [ 304.958894] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.964458] ? check_preemption_disabled+0x48/0x280 [ 304.969506] ? __lock_is_held+0xb5/0x140 [ 304.973666] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.979222] ? check_preemption_disabled+0x48/0x280 [ 304.984542] run_timer_softirq+0x52/0xb0 [ 304.988630] ? rcu_read_lock_sched_held+0x14f/0x180 [ 304.993680] __do_softirq+0x308/0xb7e [ 304.997522] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 305.002046] ? lock_downgrade+0x900/0x900 [ 305.006232] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 305.011404] ? pvclock_read_flags+0x160/0x160 [ 305.015924] ? lapic_next_event+0x5a/0x90 [ 305.020094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.025659] ? kvm_clock_read+0x18/0x30 [ 305.029655] ? kvm_sched_clock_read+0x9/0x20 [ 305.034085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.039647] ? check_preemption_disabled+0x48/0x280 [ 305.044693] irq_exit+0x17f/0x1c0 [ 305.048165] smp_apic_timer_interrupt+0x1cb/0x760 [ 305.053026] ? smp_call_function_single_interrupt+0x159/0x650 [ 305.059007] ? smp_call_function_single_interrupt+0x650/0x650 [ 305.064917] ? interrupt_entry+0xb5/0xc0 [ 305.068999] ? trace_hardirqs_off_caller+0xbb/0x310 [ 305.074036] ? trace_hardirqs_off_caller+0xbb/0x310 [ 305.079074] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.083934] ? trace_hardirqs_on_caller+0x310/0x310 [ 305.088971] ? trace_hardirqs_on_caller+0x310/0x310 [ 305.094005] ? task_prio+0x50/0x50 [ 305.097568] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.103123] ? check_preemption_disabled+0x48/0x280 [ 305.108168] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.113038] apic_timer_interrupt+0xf/0x20 [ 305.117286] [ 305.119546] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 305.124500] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 305.143424] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 305.151150] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 305.158436] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 305.165718] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 305.172998] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 305.180282] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 305.187621] skb_clone+0x1bb/0x500 [ 305.191185] ? finish_task_switch+0x2f4/0x910 [ 305.195703] ? skb_split+0x11e0/0x11e0 [ 305.199623] ? preempt_notifier_register+0x200/0x200 [ 305.204747] ? __switch_to_asm+0x34/0x70 [ 305.208822] ? __switch_to_asm+0x34/0x70 [ 305.212898] ? __switch_to_asm+0x40/0x70 [ 305.216971] ? __switch_to_asm+0x34/0x70 [ 305.221048] ? __switch_to_asm+0x40/0x70 [ 305.225125] ? __switch_to_asm+0x34/0x70 [ 305.229204] ? __switch_to_asm+0x40/0x70 [ 305.233286] ? __switch_to_asm+0x34/0x70 [ 305.237397] ? __switch_to_asm+0x34/0x70 [ 305.241477] ? __switch_to_asm+0x40/0x70 [ 305.245563] ? __switch_to_asm+0x34/0x70 [ 305.249656] bpf_clone_redirect+0xb9/0x490 [ 305.253909] ? __schedule+0x8d7/0x21d0 [ 305.257819] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 305.262890] ? __sched_text_start+0x8/0x8 [ 305.267055] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 305.271837] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 305.276458] ? find_held_lock+0x36/0x1c0 [ 305.280640] ? lock_acquire+0x1ed/0x520 [ 305.284636] ? bpf_test_run+0x3cb/0x780 [ 305.288719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.294276] ? check_preemption_disabled+0x48/0x280 [ 305.299316] ? kasan_check_read+0x11/0x20 [ 305.303517] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 305.308994] ? rcu_softirq_qs+0x20/0x20 [ 305.313012] ? preempt_schedule+0x4d/0x60 [ 305.317263] ? ___preempt_schedule+0x16/0x18 [ 305.321703] ? bpf_test_run+0x25d/0x780 [ 305.325711] ? netlink_diag_dump+0x2a0/0x2a0 [ 305.330141] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 305.335698] ? bpf_test_init.isra.10+0x70/0x100 [ 305.340415] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 305.345199] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 305.350059] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 305.355619] ? fput+0x130/0x1a0 [ 305.358921] ? __bpf_prog_get+0x9b/0x290 [ 305.363001] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 305.367863] ? bpf_prog_test_run+0x130/0x1a0 [ 305.372291] ? __x64_sys_bpf+0x3d8/0x520 [ 305.376394] ? bpf_prog_get+0x20/0x20 [ 305.380236] ? do_syscall_64+0x1b9/0x820 [ 305.384316] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 305.389732] ? syscall_return_slowpath+0x5e0/0x5e0 [ 305.394679] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.399542] ? trace_hardirqs_on_caller+0x310/0x310 [ 305.404580] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 305.409628] ? prepare_exit_to_usermode+0x291/0x3b0 [ 305.414668] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.419539] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 305.424941] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 305.425007] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 305.431544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 305.431550] Call Trace: [ 305.431570] dump_stack+0x244/0x39d [ 305.431589] ? dump_stack_print_info.cold.1+0x20/0x20 [ 305.431616] warn_alloc.cold.117+0xb7/0x1bd [ 305.438172] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 305.447488] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 305.450067] syz-executor1 cpuset= [ 305.453706] ? lock_downgrade+0x900/0x900 [ 305.458891] syz1 [ 305.463233] ? trace_hardirqs_off+0xb8/0x310 [ 305.473889] mems_allowed=0 [ 305.478834] ? trace_hardirqs_off+0xb8/0x310 [ 305.500176] __alloc_pages_slowpath+0x2660/0x2d70 [ 305.505070] ? warn_alloc+0x120/0x120 [ 305.509072] ? warn_alloc+0x120/0x120 [ 305.512901] ? print_usage_bug+0xc0/0xc0 [ 305.516980] ? warn_alloc+0x120/0x120 [ 305.520798] ? print_usage_bug+0xc0/0xc0 [ 305.524882] ? __lock_acquire+0x62f/0x4c20 [ 305.529136] ? __lock_acquire+0x62f/0x4c20 [ 305.533412] ? __lock_acquire+0x62f/0x4c20 [ 305.537669] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 305.543224] ? should_fail+0x22d/0xd01 [ 305.547139] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 305.552259] ? __lock_acquire+0x62f/0x4c20 [ 305.556515] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 305.561633] ? __lock_acquire+0x62f/0x4c20 [ 305.565880] ? should_fail+0x22d/0xd01 [ 305.569784] ? find_held_lock+0x36/0x1c0 [ 305.573872] ? mark_held_locks+0x130/0x130 [ 305.578135] ? mark_held_locks+0x130/0x130 [ 305.582414] ? zap_class+0x640/0x640 [ 305.586150] ? zap_class+0x640/0x640 [ 305.589887] ? print_usage_bug+0xc0/0xc0 [ 305.593970] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.599524] ? check_preemption_disabled+0x48/0x280 [ 305.604636] ? __lock_is_held+0xb5/0x140 [ 305.608728] __alloc_pages_nodemask+0xa80/0xde0 [ 305.613485] ? zap_class+0x640/0x640 [ 305.617223] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 305.622269] ? find_held_lock+0x36/0x1c0 [ 305.626394] ? ____cache_alloc_node+0x1c7/0x1e0 [ 305.631089] ? lock_downgrade+0x900/0x900 [ 305.635271] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.640842] cache_grow_begin+0xa5/0x8c0 [ 305.644923] ? do_raw_spin_unlock+0xa7/0x330 [ 305.649389] fallback_alloc+0x204/0x2e0 [ 305.653411] ____cache_alloc_node+0x1c7/0x1e0 [ 305.657931] kmem_cache_alloc_node+0xe3/0x730 [ 305.662446] ? ipv6_get_ifaddr+0x42e/0x620 [ 305.666709] __alloc_skb+0x119/0x770 [ 305.670442] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 305.675740] ? netdev_alloc_frag+0x1f0/0x1f0 [ 305.680164] ? lock_downgrade+0x900/0x900 [ 305.684335] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.689986] ? refcount_sub_and_test_checked+0x203/0x310 [ 305.695460] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 305.700930] ? addrconf_rs_timer+0x690/0x690 [ 305.705398] ndisc_alloc_skb+0x144/0x340 [ 305.709482] ndisc_send_rs+0x331/0x6e0 [ 305.713414] addrconf_rs_timer+0x314/0x690 [ 305.717675] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.721947] call_timer_fn+0x272/0x920 [ 305.725852] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.730111] ? process_timeout+0x40/0x40 [ 305.734203] ? __run_timers+0x7da/0xc70 [ 305.738208] ? _raw_spin_unlock_irq+0x27/0x80 [ 305.742723] ? _raw_spin_unlock_irq+0x27/0x80 [ 305.747235] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.751486] ? lockdep_hardirqs_on+0x296/0x5b0 [ 305.756088] ? trace_hardirqs_on+0xbd/0x310 [ 305.760431] ? kasan_check_read+0x11/0x20 [ 305.764598] ? __run_timers+0x7da/0xc70 [ 305.768595] ? trace_hardirqs_off_caller+0x310/0x310 [ 305.773720] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.777979] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.782232] __run_timers+0x7e5/0xc70 [ 305.786073] ? timer_fixup_init+0x70/0x70 [ 305.790248] ? compat_start_thread+0x80/0x80 [ 305.794676] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.800237] ? kasan_check_write+0x14/0x20 [ 305.804493] ? finish_task_switch+0x2f4/0x910 [ 305.809006] ? __switch_to_asm+0x40/0x70 [ 305.813087] ? preempt_notifier_register+0x200/0x200 [ 305.818286] ? __switch_to_asm+0x34/0x70 [ 305.822392] ? __switch_to_asm+0x40/0x70 [ 305.826474] ? __switch_to_asm+0x34/0x70 [ 305.830549] ? __switch_to_asm+0x40/0x70 [ 305.834623] ? __switch_to_asm+0x34/0x70 [ 305.838711] ? __switch_to_asm+0x40/0x70 [ 305.842806] ? pvclock_read_flags+0x160/0x160 [ 305.847325] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.852908] ? check_preemption_disabled+0x48/0x280 [ 305.857954] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 305.863512] ? rcu_pm_notify+0xc0/0xc0 [ 305.867419] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.872974] ? check_preemption_disabled+0x48/0x280 [ 305.878016] run_timer_softirq+0x52/0xb0 [ 305.882095] ? rcu_read_lock_sched_held+0x14f/0x180 [ 305.887140] __do_softirq+0x308/0xb7e [ 305.891232] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 305.896387] ? trace_hardirqs_off+0xb8/0x310 [ 305.900818] ? rcu_irq_enter+0x18c/0x310 [ 305.904901] ? schedule+0x108/0x460 [ 305.908550] ? __schedule+0x21d0/0x21d0 [ 305.912552] ? trace_hardirqs_off+0xb8/0x310 [ 305.916980] ? smpboot_thread_fn+0x68b/0xa00 [ 305.921413] ? trace_hardirqs_on+0x310/0x310 [ 305.925847] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 305.931413] ? check_preemption_disabled+0x48/0x280 [ 305.936449] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.942005] ? takeover_tasklets+0xa90/0xa90 [ 305.946437] run_ksoftirqd+0x5e/0x100 [ 305.950258] smpboot_thread_fn+0x68b/0xa00 [ 305.954514] ? sort_range+0x30/0x30 [ 305.958167] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 305.963290] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 305.968848] ? __kthread_parkme+0xfb/0x1a0 [ 305.973116] kthread+0x35a/0x420 [ 305.976501] ? sort_range+0x30/0x30 [ 305.980143] ? kthread_stop+0x900/0x900 [ 305.984147] ret_from_fork+0x3a/0x50 [ 305.987891] warn_alloc_show_mem: 1 callbacks suppressed [ 305.987903] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 305.987905] Mem-Info: [ 305.987936] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 305.987936] active_file:16 inactive_file:18 isolated_file:0 [ 305.987936] unevictable:0 dirty:0 writeback:0 unstable:0 [ 305.987936] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 305.987936] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 305.987936] free:13683 free_pcp:153 free_cma:0 [ 305.993297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 306.000332] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 306.002747] Call Trace: [ 306.035635] Node 0 [ 306.045072] [ 306.072605] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 306.075195] dump_stack+0x244/0x39d [ 306.077429] lowmem_reserve[]: [ 306.079593] ? dump_stack_print_info.cold.1+0x20/0x20 [ 306.105086] 0 2818 [ 306.108753] warn_alloc.cold.117+0xb7/0x1bd [ 306.111846] 6321 [ 306.117048] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 306.119281] 6321 [ 306.123624] ? lock_downgrade+0x900/0x900 [ 306.130542] ? trace_hardirqs_off+0xb8/0x310 [ 306.132603] Node 0 [ 306.136832] ? trace_hardirqs_off+0xb8/0x310 [ 306.141258] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 306.143489] __alloc_pages_slowpath+0x2660/0x2d70 [ 306.147954] lowmem_reserve[]: [ 306.174712] ? warn_alloc+0x120/0x120 [ 306.179524] 0 [ 306.182649] ? warn_alloc+0x120/0x120 [ 306.186447] 0 [ 306.188263] ? print_usage_bug+0xc0/0xc0 [ 306.192055] 3503 [ 306.193872] ? warn_alloc+0x120/0x120 [ 306.197930] 3503 [ 306.200006] ? print_usage_bug+0xc0/0xc0 [ 306.205878] ? __lock_acquire+0x62f/0x4c20 [ 306.209932] Node 0 [ 306.214177] ? __lock_acquire+0x62f/0x4c20 [ 306.214208] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 306.214216] lowmem_reserve[]: [ 306.216473] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 306.220693] 0 0 [ 306.249063] ? should_fail+0x22d/0xd01 [ 306.252166] 0 [ 306.257718] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 306.259689] 0 [ 306.263617] ? __lock_acquire+0x62f/0x4c20 [ 306.270527] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 306.272323] Node 0 [ 306.276601] ? __lock_acquire+0x62f/0x4c20 [ 306.281697] DMA: [ 306.283948] ? should_fail+0x22d/0xd01 [ 306.288180] 1*4kB [ 306.290259] ? find_held_lock+0x36/0x1c0 [ 306.294140] (U) [ 306.296308] ? mark_held_locks+0x130/0x130 [ 306.300389] 0*8kB [ 306.302400] ? mark_held_locks+0x130/0x130 [ 306.306632] 0*16kB [ 306.308796] ? zap_class+0x640/0x640 [ 306.313019] 1*32kB (U) [ 306.315289] ? zap_class+0x640/0x640 [ 306.319003] 2*64kB [ 306.321600] ? print_usage_bug+0xc0/0xc0 [ 306.325309] (U) [ 306.327561] ? do_raw_spin_unlock+0xa7/0x330 [ 306.331610] 1*128kB (U) [ 306.333619] ? zap_class+0x640/0x640 [ 306.338011] 1*256kB (U) [ 306.340845] ? print_usage_bug+0xc0/0xc0 [ 306.344627] 0*512kB [ 306.347311] ? wq_watchdog_touch+0x9c/0xfe [ 306.351390] 1*1024kB [ 306.353732] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.357962] (U) [ 306.360418] ? check_preemption_disabled+0x48/0x280 [ 306.365941] 1*2048kB (M) [ 306.367948] ? __lock_is_held+0xb5/0x140 [ 306.372952] 3*4096kB [ 306.375728] __alloc_pages_nodemask+0xa80/0xde0 [ 306.379781] (M) [ 306.382208] ? zap_class+0x640/0x640 [ 306.386874] = 15908kB [ 306.388863] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 306.392574] Node 0 [ 306.395005] ? find_held_lock+0x36/0x1c0 [ 306.400009] DMA32: [ 306.402269] ? ____cache_alloc_node+0x1c7/0x1e0 [ 306.406318] 5*4kB [ 306.408598] ? lock_downgrade+0x900/0x900 [ 306.413282] (UM) [ 306.415454] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.419592] 1*8kB [ 306.421675] cache_grow_begin+0xa5/0x8c0 [ 306.427198] (U) [ 306.429385] ? do_raw_spin_unlock+0xa7/0x330 [ 306.433443] 2*16kB [ 306.435434] fallback_alloc+0x204/0x2e0 [ 306.439824] (M) 1*32kB [ 306.442089] ____cache_alloc_node+0x1c7/0x1e0 [ 306.446289] (M) 4*64kB [ 306.448907] kmem_cache_alloc_node+0xe3/0x730 [ 306.453405] (UM) [ 306.456000] ? ipv6_get_ifaddr+0x42e/0x620 [ 306.460487] 5*128kB (UM) [ 306.462582] __alloc_skb+0x119/0x770 [ 306.466804] 4*256kB [ 306.469580] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 306.473285] (UM) [ 306.475631] ? netdev_alloc_frag+0x1f0/0x1f0 [ 306.480899] 3*512kB [ 306.482974] ? lock_downgrade+0x900/0x900 [ 306.487397] (M) [ 306.489743] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.493883] 3*1024kB [ 306.495876] ? refcount_sub_and_test_checked+0x203/0x310 [ 306.501406] (UM) [ 306.503834] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 306.509280] 3*2048kB [ 306.511384] ? addrconf_rs_timer+0x690/0x690 [ 306.516829] (UM) [ 306.519257] ndisc_alloc_skb+0x144/0x340 [ 306.523655] 3*4096kB [ 306.525728] ndisc_send_rs+0x331/0x6e0 [ 306.529778] (M) [ 306.532204] addrconf_rs_timer+0x314/0x690 [ 306.536103] = 25052kB [ 306.538094] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 306.542325] Node 0 [ 306.544790] call_timer_fn+0x272/0x920 [ 306.549002] Normal: 943*4kB [ 306.551264] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 306.555145] (ME) [ 306.558176] ? process_timeout+0x40/0x40 [ 306.562411] 466*8kB [ 306.564491] ? __run_timers+0x7da/0xc70 [ 306.568538] (UME) [ 306.570879] ? _raw_spin_unlock_irq+0x27/0x80 [ 306.574847] 200*16kB [ 306.577009] ? _raw_spin_unlock_irq+0x27/0x80 [ 306.581497] (UME) [ 306.583923] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 306.588415] 78*32kB [ 306.590578] ? lockdep_hardirqs_on+0x296/0x5b0 [ 306.594808] (UME) [ 306.597149] ? trace_hardirqs_on+0xbd/0x310 [ 306.601724] 9*64kB [ 306.603887] ? kasan_check_read+0x11/0x20 [ 306.608199] (UM) [ 306.610454] ? __run_timers+0x7da/0xc70 [ 306.614596] 0*128kB [ 306.616674] ? trace_hardirqs_off_caller+0x310/0x310 [ 306.620641] 0*256kB [ 306.622977] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 306.628078] 0*512kB [ 306.630418] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 306.634652] 0*1024kB [ 306.636988] __run_timers+0x7e5/0xc70 [ 306.641217] 0*2048kB [ 306.643652] ? timer_fixup_init+0x70/0x70 [ 306.647443] 0*4096kB [ 306.649867] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 306.654028] = 13772kB [ 306.654043] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 306.656532] ? zap_class+0x640/0x640 [ 306.661553] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 306.663971] ? enqueue_hrtimer+0x1a5/0x560 [ 306.672811] 172 total pagecache pages [ 306.676535] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 306.685119] 0 pages in swap cache [ 306.689387] ? find_held_lock+0x36/0x1c0 [ 306.693183] Swap cache stats: add 0, delete 0, find 0/0 [ 306.698406] ? zap_class+0x640/0x640 [ 306.701855] Free swap = 0kB [ 306.705930] ? pvclock_read_flags+0x160/0x160 [ 306.711381] Total swap = 0kB [ 306.715110] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.718134] 1965979 pages RAM [ 306.722649] ? check_preemption_disabled+0x48/0x280 [ 306.725659] 0 pages HighMem/MovableOnly [ 306.725668] 342867 pages reserved [ 306.731224] ? __lock_is_held+0xb5/0x140 [ 306.734316] 0 pages cma reserved [ 306.734426] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 306.739484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.743573] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 306.746924] ? check_preemption_disabled+0x48/0x280 [ 306.750984] ksoftirqd/1 cpuset= [ 306.754390] run_timer_softirq+0x52/0xb0 [ 306.760878] / [ 306.766432] ? rcu_read_lock_sched_held+0x14f/0x180 [ 306.776760] mems_allowed=0 [ 306.781787] __do_softirq+0x308/0xb7e [ 306.802623] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 306.807223] ? lock_downgrade+0x900/0x900 [ 306.811415] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 306.816553] ? pvclock_read_flags+0x160/0x160 [ 306.821070] ? lapic_next_event+0x5a/0x90 [ 306.825238] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.830799] ? kvm_clock_read+0x18/0x30 [ 306.834792] ? kvm_sched_clock_read+0x9/0x20 [ 306.839222] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.844779] ? check_preemption_disabled+0x48/0x280 [ 306.849821] irq_exit+0x17f/0x1c0 [ 306.853296] smp_apic_timer_interrupt+0x1cb/0x760 [ 306.858154] ? smp_call_function_single_interrupt+0x159/0x650 [ 306.864056] ? smp_call_function_single_interrupt+0x650/0x650 [ 306.869963] ? interrupt_entry+0xb5/0xc0 [ 306.874046] ? trace_hardirqs_off_caller+0xbb/0x310 [ 306.879377] ? trace_hardirqs_off_caller+0xbb/0x310 [ 306.884592] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 306.889462] ? trace_hardirqs_on_caller+0x310/0x310 [ 306.894500] ? trace_hardirqs_on_caller+0x310/0x310 [ 306.899535] ? task_prio+0x50/0x50 [ 306.903094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.908654] ? check_preemption_disabled+0x48/0x280 [ 306.913699] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 306.918570] apic_timer_interrupt+0xf/0x20 [ 306.922816] [ 306.925084] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 306.930044] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 306.948958] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 306.956687] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 306.963968] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 306.971255] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 306.978540] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 306.986108] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 306.993454] skb_clone+0x1bb/0x500 [ 306.997019] ? finish_task_switch+0x2f4/0x910 [ 307.001539] ? skb_split+0x11e0/0x11e0 [ 307.005450] ? preempt_notifier_register+0x200/0x200 [ 307.010569] ? __switch_to_asm+0x34/0x70 [ 307.014647] ? __switch_to_asm+0x34/0x70 [ 307.018731] ? __switch_to_asm+0x40/0x70 [ 307.022813] ? __switch_to_asm+0x34/0x70 [ 307.026891] ? __switch_to_asm+0x40/0x70 [ 307.030972] ? __switch_to_asm+0x34/0x70 [ 307.035052] ? __switch_to_asm+0x40/0x70 [ 307.039130] ? __switch_to_asm+0x34/0x70 [ 307.043213] ? __switch_to_asm+0x34/0x70 [ 307.047294] ? __switch_to_asm+0x40/0x70 [ 307.051398] ? __switch_to_asm+0x34/0x70 [ 307.055492] bpf_clone_redirect+0xb9/0x490 [ 307.059750] ? __schedule+0x8d7/0x21d0 [ 307.063665] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 307.068702] ? __sched_text_start+0x8/0x8 [ 307.073053] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 307.077905] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 307.082518] ? find_held_lock+0x36/0x1c0 [ 307.086613] ? lock_acquire+0x1ed/0x520 [ 307.090616] ? bpf_test_run+0x3cb/0x780 [ 307.094625] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.100187] ? check_preemption_disabled+0x48/0x280 [ 307.105231] ? kasan_check_read+0x11/0x20 [ 307.109418] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 307.114809] ? rcu_softirq_qs+0x20/0x20 [ 307.118892] ? preempt_schedule+0x4d/0x60 [ 307.123064] ? ___preempt_schedule+0x16/0x18 [ 307.127527] ? bpf_test_run+0x25d/0x780 [ 307.131550] ? netlink_diag_dump+0x2a0/0x2a0 [ 307.135991] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 307.141563] ? bpf_test_init.isra.10+0x70/0x100 [ 307.146263] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 307.151049] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 307.155911] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 307.161474] ? fput+0x130/0x1a0 [ 307.164793] ? __bpf_prog_get+0x9b/0x290 [ 307.168899] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 307.173763] ? bpf_prog_test_run+0x130/0x1a0 [ 307.178223] ? __x64_sys_bpf+0x3d8/0x520 [ 307.182308] ? bpf_prog_get+0x20/0x20 [ 307.186296] ? do_syscall_64+0x1b9/0x820 [ 307.190408] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 307.195793] ? syscall_return_slowpath+0x5e0/0x5e0 [ 307.200744] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 307.205624] ? trace_hardirqs_on_caller+0x310/0x310 [ 307.210665] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 307.215708] ? prepare_exit_to_usermode+0x291/0x3b0 [ 307.220752] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 307.225636] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 307.231046] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 307.231132] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 307.237651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 307.237661] Call Trace: [ 307.244252] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 307.253548] dump_stack+0x244/0x39d [ 307.256137] syz-executor1 cpuset= [ 307.266654] ? dump_stack_print_info.cold.1+0x20/0x20 [ 307.270306] syz1 [ 307.273793] warn_alloc.cold.117+0xb7/0x1bd [ 307.278981] mems_allowed=0 [ 307.280972] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 307.293091] ? lock_downgrade+0x900/0x900 [ 307.297278] ? trace_hardirqs_off+0xb8/0x310 [ 307.301718] ? trace_hardirqs_off+0xb8/0x310 [ 307.306158] __alloc_pages_slowpath+0x2660/0x2d70 [ 307.311057] ? warn_alloc+0x120/0x120 [ 307.314891] ? warn_alloc+0x120/0x120 [ 307.318719] ? print_usage_bug+0xc0/0xc0 [ 307.322802] ? warn_alloc+0x120/0x120 [ 307.326705] ? print_usage_bug+0xc0/0xc0 [ 307.330790] ? __lock_acquire+0x62f/0x4c20 [ 307.335047] ? __lock_acquire+0x62f/0x4c20 [ 307.339308] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 307.344894] ? should_fail+0x22d/0xd01 [ 307.348809] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 307.353942] ? __lock_acquire+0x62f/0x4c20 [ 307.358199] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 307.363442] ? __lock_acquire+0x62f/0x4c20 [ 307.367765] ? should_fail+0x22d/0xd01 [ 307.371689] ? mark_held_locks+0x130/0x130 [ 307.375954] ? mark_held_locks+0x130/0x130 [ 307.380219] ? zap_class+0x640/0x640 [ 307.384051] ? zap_class+0x640/0x640 [ 307.387789] ? print_usage_bug+0xc0/0xc0 [ 307.391874] ? mark_held_locks+0x130/0x130 [ 307.396139] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.401700] ? check_preemption_disabled+0x48/0x280 [ 307.406749] ? __lock_is_held+0xb5/0x140 [ 307.410843] __alloc_pages_nodemask+0xa80/0xde0 [ 307.415538] ? zap_class+0x640/0x640 [ 307.419283] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 307.424330] ? find_held_lock+0x36/0x1c0 [ 307.428458] ? ____cache_alloc_node+0x1c7/0x1e0 [ 307.433153] ? lock_downgrade+0x900/0x900 [ 307.437332] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.442929] cache_grow_begin+0xa5/0x8c0 [ 307.447019] ? do_raw_spin_unlock+0xa7/0x330 [ 307.451457] fallback_alloc+0x204/0x2e0 [ 307.455462] ____cache_alloc_node+0x1c7/0x1e0 [ 307.459986] kmem_cache_alloc_node+0xe3/0x730 [ 307.464503] ? ipv6_get_ifaddr+0x42e/0x620 [ 307.469101] __alloc_skb+0x119/0x770 [ 307.472847] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 307.478153] ? netdev_alloc_frag+0x1f0/0x1f0 [ 307.482588] ? lock_downgrade+0x900/0x900 [ 307.486769] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.492333] ? refcount_sub_and_test_checked+0x203/0x310 [ 307.497843] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 307.503322] ? addrconf_rs_timer+0x690/0x690 [ 307.507796] ndisc_alloc_skb+0x144/0x340 [ 307.511885] ndisc_send_rs+0x331/0x6e0 [ 307.515802] addrconf_rs_timer+0x314/0x690 [ 307.520062] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.524331] call_timer_fn+0x272/0x920 [ 307.528270] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.532530] ? process_timeout+0x40/0x40 [ 307.536625] ? __run_timers+0x7da/0xc70 [ 307.540625] ? _raw_spin_unlock_irq+0x27/0x80 [ 307.545143] ? _raw_spin_unlock_irq+0x27/0x80 [ 307.549656] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.553910] ? lockdep_hardirqs_on+0x296/0x5b0 [ 307.558596] ? trace_hardirqs_on+0xbd/0x310 [ 307.562943] ? kasan_check_read+0x11/0x20 [ 307.567119] ? __run_timers+0x7da/0xc70 [ 307.571123] ? trace_hardirqs_off_caller+0x310/0x310 [ 307.576264] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.580590] __run_timers+0x7e5/0xc70 [ 307.584435] ? timer_fixup_init+0x70/0x70 [ 307.588608] ? compat_start_thread+0x80/0x80 [ 307.593043] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.598613] ? kasan_check_write+0x14/0x20 [ 307.602875] ? finish_task_switch+0x2f4/0x910 [ 307.607416] ? __switch_to_asm+0x40/0x70 [ 307.611510] ? preempt_notifier_register+0x200/0x200 [ 307.616642] ? __switch_to_asm+0x34/0x70 [ 307.620726] ? __switch_to_asm+0x40/0x70 [ 307.624814] ? __switch_to_asm+0x34/0x70 [ 307.628904] ? __switch_to_asm+0x40/0x70 [ 307.632987] ? __switch_to_asm+0x34/0x70 [ 307.637067] ? __switch_to_asm+0x40/0x70 [ 307.641159] ? pvclock_read_flags+0x160/0x160 [ 307.645682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.651239] ? check_preemption_disabled+0x48/0x280 [ 307.656288] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 307.661849] ? rcu_pm_notify+0xc0/0xc0 [ 307.665763] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.671325] ? check_preemption_disabled+0x48/0x280 [ 307.676418] run_timer_softirq+0x52/0xb0 [ 307.680498] ? rcu_read_lock_sched_held+0x14f/0x180 [ 307.685538] __do_softirq+0x308/0xb7e [ 307.689399] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 307.694523] ? trace_hardirqs_off+0xb8/0x310 [ 307.698957] ? rcu_irq_enter+0x18c/0x310 [ 307.703051] ? schedule+0x108/0x460 [ 307.706704] ? __schedule+0x21d0/0x21d0 [ 307.710709] ? trace_hardirqs_off+0xb8/0x310 [ 307.715148] ? smpboot_thread_fn+0x68b/0xa00 [ 307.719674] ? trace_hardirqs_on+0x310/0x310 [ 307.724114] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 307.729673] ? check_preemption_disabled+0x48/0x280 [ 307.734719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.740278] ? takeover_tasklets+0xa90/0xa90 [ 307.744713] run_ksoftirqd+0x5e/0x100 [ 307.748537] smpboot_thread_fn+0x68b/0xa00 [ 307.752800] ? sort_range+0x30/0x30 [ 307.756458] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 307.761592] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 307.767156] ? __kthread_parkme+0xfb/0x1a0 [ 307.771492] kthread+0x35a/0x420 [ 307.774882] ? sort_range+0x30/0x30 [ 307.778533] ? kthread_stop+0x900/0x900 [ 307.782533] ret_from_fork+0x3a/0x50 [ 307.786286] warn_alloc_show_mem: 1 callbacks suppressed [ 307.786299] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 307.786301] Mem-Info: [ 307.786333] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 307.786333] active_file:16 inactive_file:18 isolated_file:0 [ 307.786333] unevictable:0 dirty:0 writeback:0 unstable:0 [ 307.786333] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 307.786333] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 307.786333] free:13683 free_pcp:153 free_cma:0 [ 307.791726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 307.798767] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 307.801189] Call Trace: [ 307.834088] Node 0 [ 307.843458] [ 307.871056] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 307.873648] dump_stack+0x244/0x39d [ 307.875878] lowmem_reserve[]: [ 307.878053] ? dump_stack_print_info.cold.1+0x20/0x20 [ 307.903748] 0 [ 307.907437] warn_alloc.cold.117+0xb7/0x1bd [ 307.910529] 2818 [ 307.915739] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 307.917537] 6321 [ 307.921901] ? lock_downgrade+0x900/0x900 [ 307.924024] 6321 [ 307.929008] ? trace_hardirqs_off+0xb8/0x310 [ 307.935252] ? trace_hardirqs_off+0xb8/0x310 [ 307.937312] Node 0 [ 307.942007] __alloc_pages_slowpath+0x2660/0x2d70 [ 307.946575] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 307.948835] ? warn_alloc+0x120/0x120 [ 307.953644] lowmem_reserve[]: 0 [ 307.980423] ? warn_alloc+0x120/0x120 [ 307.984222] 0 [ 307.987522] ? print_usage_bug+0xc0/0xc0 [ 307.991314] 3503 [ 307.993132] ? warn_alloc+0x120/0x120 [ 307.997188] 3503 [ 307.999264] ? print_usage_bug+0xc0/0xc0 [ 308.005142] ? __lock_acquire+0x62f/0x4c20 [ 308.009204] Node 0 [ 308.013450] ? __lock_acquire+0x62f/0x4c20 [ 308.013482] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 308.013490] lowmem_reserve[]: [ 308.015745] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.019978] 0 [ 308.048389] ? should_fail+0x22d/0xd01 [ 308.051506] 0 [ 308.057062] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 308.058868] 0 [ 308.062935] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 308.064736] 0 [ 308.070030] ? __lock_acquire+0x62f/0x4c20 [ 308.076951] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 308.078753] Node 0 [ 308.083000] ? __lock_acquire+0x62f/0x4c20 [ 308.088175] DMA: [ 308.090432] ? should_fail+0x22d/0xd01 [ 308.094667] 1*4kB [ 308.096750] ? rcu_irq_exit+0x1a2/0x390 [ 308.100656] (U) [ 308.102832] ? mark_held_locks+0x130/0x130 [ 308.106799] 0*8kB [ 308.108807] ? mark_held_locks+0x130/0x130 [ 308.113046] 0*16kB [ 308.115222] ? mark_held_locks+0xc7/0x130 [ 308.119461] 1*32kB [ 308.121792] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 308.125941] (U) [ 308.128198] ? zap_class+0x640/0x640 [ 308.133206] 2*64kB (U) [ 308.135206] ? print_usage_bug+0xc0/0xc0 [ 308.138918] 1*128kB [ 308.141519] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.145592] (U) [ 308.147938] ? check_preemption_disabled+0x48/0x280 [ 308.153467] 1*256kB (U) [ 308.155479] ? __lock_is_held+0xb5/0x140 [ 308.160478] 0*512kB 1*1024kB [ 308.163183] __alloc_pages_nodemask+0xa80/0xde0 [ 308.167237] (U) [ 308.170387] ? zap_class+0x640/0x640 [ 308.175048] 1*2048kB (M) [ 308.177060] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 308.180769] 3*4096kB [ 308.183554] ? find_held_lock+0x36/0x1c0 [ 308.188559] (M) [ 308.191067] ? ____cache_alloc_node+0x1c7/0x1e0 [ 308.195127] = 15908kB [ 308.197132] ? lock_downgrade+0x900/0x900 [ 308.201796] Node 0 [ 308.204227] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.208391] DMA32: [ 308.210670] cache_grow_begin+0xa5/0x8c0 [ 308.216203] 5*4kB [ 308.218455] ? do_raw_spin_unlock+0xa7/0x330 [ 308.222511] (UM) [ 308.224689] fallback_alloc+0x204/0x2e0 [ 308.229083] 1*8kB (U) [ 308.231180] ____cache_alloc_node+0x1c7/0x1e0 [ 308.236277] 2*16kB [ 308.238799] kmem_cache_alloc_node+0xe3/0x730 [ 308.243288] (M) [ 308.245543] ? ipv6_get_ifaddr+0x42e/0x620 [ 308.250039] 1*32kB [ 308.252038] __alloc_skb+0x119/0x770 [ 308.256263] (M) [ 308.258526] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 308.262234] 4*64kB (UM) [ 308.264235] ? netdev_alloc_frag+0x1f0/0x1f0 [ 308.269502] 5*128kB (UM) [ 308.272205] ? lock_downgrade+0x900/0x900 [ 308.276603] 4*256kB (UM) [ 308.279421] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.283628] 3*512kB [ 308.286427] ? refcount_sub_and_test_checked+0x203/0x310 [ 308.292209] (M) 3*1024kB [ 308.294654] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 308.300103] (UM) 3*2048kB [ 308.302890] ? addrconf_rs_timer+0x690/0x690 [ 308.308474] (UM) [ 308.311412] ndisc_alloc_skb+0x144/0x340 [ 308.315804] 3*4096kB [ 308.317887] ndisc_send_rs+0x331/0x6e0 [ 308.321948] (M) [ 308.324402] addrconf_rs_timer+0x314/0x690 [ 308.328284] = 25052kB [ 308.330278] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 308.334509] Node 0 [ 308.336946] call_timer_fn+0x272/0x920 [ 308.341169] Normal: [ 308.343571] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 308.347466] 943*4kB [ 308.349815] ? process_timeout+0x40/0x40 [ 308.354038] (ME) [ 308.356416] ? __run_timers+0x7da/0xc70 [ 308.360471] 466*8kB [ 308.362550] ? _raw_spin_unlock_irq+0x27/0x80 [ 308.366597] (UME) 200*16kB [ 308.368954] ? _raw_spin_unlock_irq+0x27/0x80 [ 308.373445] (UME) [ 308.376418] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 308.380910] 78*32kB [ 308.383077] ? lockdep_hardirqs_on+0x296/0x5b0 [ 308.387335] (UME) [ 308.389724] ? trace_hardirqs_on+0xbd/0x310 [ 308.394303] 9*64kB [ 308.396476] ? kasan_check_read+0x11/0x20 [ 308.400793] (UM) [ 308.403047] ? __run_timers+0x7da/0xc70 [ 308.407188] 0*128kB [ 308.409265] ? trace_hardirqs_off_caller+0x310/0x310 [ 308.413235] 0*256kB [ 308.415572] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 308.420680] 0*512kB [ 308.423018] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 308.427240] 0*1024kB 0*2048kB [ 308.429599] __run_timers+0x7e5/0xc70 [ 308.433827] 0*4096kB [ 308.437042] ? timer_fixup_init+0x70/0x70 [ 308.440832] = 13772kB [ 308.443259] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 308.447414] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 308.449834] ? zap_class+0x640/0x640 [ 308.454859] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 308.463705] ? enqueue_hrtimer+0x1a5/0x560 [ 308.467418] 172 total pagecache pages [ 308.476008] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 308.480245] 0 pages in swap cache [ 308.484060] ? find_held_lock+0x36/0x1c0 [ 308.489430] Swap cache stats: add 0, delete 0, find 0/0 [ 308.489440] Free swap = 0kB [ 308.492911] ? zap_class+0x640/0x640 [ 308.497054] Total swap = 0kB [ 308.502448] ? pvclock_read_flags+0x160/0x160 [ 308.505579] 1965979 pages RAM [ 308.509424] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.512446] 0 pages HighMem/MovableOnly [ 308.516958] ? check_preemption_disabled+0x48/0x280 [ 308.520060] 342867 pages reserved [ 308.520070] 0 pages cma reserved [ 308.525633] ? __lock_is_held+0xb5/0x140 [ 308.529665] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 308.534633] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.534648] ? check_preemption_disabled+0x48/0x280 [ 308.534669] run_timer_softirq+0x52/0xb0 [ 308.538187] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 308.541518] ? rcu_read_lock_sched_held+0x14f/0x180 [ 308.545576] ksoftirqd/1 cpuset= [ 308.552086] __do_softirq+0x308/0xb7e [ 308.557616] / mems_allowed=0 [ 308.562664] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 308.596706] ? lock_downgrade+0x900/0x900 [ 308.600892] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 308.606027] ? pvclock_read_flags+0x160/0x160 [ 308.610548] ? lapic_next_event+0x5a/0x90 [ 308.614721] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.620282] ? kvm_clock_read+0x18/0x30 [ 308.624278] ? kvm_sched_clock_read+0x9/0x20 [ 308.628707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.634263] ? check_preemption_disabled+0x48/0x280 [ 308.639313] irq_exit+0x17f/0x1c0 [ 308.642818] smp_apic_timer_interrupt+0x1cb/0x760 [ 308.647847] ? smp_call_function_single_interrupt+0x159/0x650 [ 308.653754] ? smp_call_function_single_interrupt+0x650/0x650 [ 308.659662] ? interrupt_entry+0xb5/0xc0 [ 308.663745] ? trace_hardirqs_off_caller+0xbb/0x310 [ 308.668784] ? trace_hardirqs_off_caller+0xbb/0x310 [ 308.673844] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 308.678714] ? trace_hardirqs_on_caller+0x310/0x310 [ 308.683755] ? trace_hardirqs_on_caller+0x310/0x310 [ 308.688792] ? task_prio+0x50/0x50 [ 308.692382] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.697943] ? check_preemption_disabled+0x48/0x280 [ 308.702990] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 308.707873] apic_timer_interrupt+0xf/0x20 [ 308.712119] [ 308.714408] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 308.719382] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 308.738313] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 308.746072] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 308.753383] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 308.760853] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 308.768137] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 308.775423] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 308.782755] skb_clone+0x1bb/0x500 [ 308.786336] ? finish_task_switch+0x2f4/0x910 [ 308.790886] ? skb_split+0x11e0/0x11e0 [ 308.794799] ? preempt_notifier_register+0x200/0x200 [ 308.800120] ? __switch_to_asm+0x34/0x70 [ 308.804202] ? __switch_to_asm+0x34/0x70 [ 308.808279] ? __switch_to_asm+0x40/0x70 [ 308.812384] ? __switch_to_asm+0x34/0x70 [ 308.816465] ? __switch_to_asm+0x40/0x70 [ 308.820637] ? __switch_to_asm+0x34/0x70 [ 308.824719] ? __switch_to_asm+0x40/0x70 [ 308.828796] ? __switch_to_asm+0x34/0x70 [ 308.832881] ? __switch_to_asm+0x34/0x70 [ 308.836969] ? __switch_to_asm+0x40/0x70 [ 308.841049] ? __switch_to_asm+0x34/0x70 [ 308.845136] bpf_clone_redirect+0xb9/0x490 [ 308.849415] ? __schedule+0x8d7/0x21d0 [ 308.853334] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 308.858415] ? __sched_text_start+0x8/0x8 [ 308.862584] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 308.867423] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 308.872030] ? find_held_lock+0x36/0x1c0 [ 308.876124] ? lock_acquire+0x1ed/0x520 [ 308.880537] ? bpf_test_run+0x3cb/0x780 [ 308.884537] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.890096] ? check_preemption_disabled+0x48/0x280 [ 308.895141] ? kasan_check_read+0x11/0x20 [ 308.899314] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 308.904647] ? rcu_softirq_qs+0x20/0x20 [ 308.908648] ? preempt_schedule+0x4d/0x60 [ 308.912818] ? ___preempt_schedule+0x16/0x18 [ 308.917254] ? bpf_test_run+0x25d/0x780 [ 308.922305] ? netlink_diag_dump+0x2a0/0x2a0 [ 308.926737] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.932296] ? bpf_test_init.isra.10+0x70/0x100 [ 308.936996] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 308.941782] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 308.946663] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 308.952226] ? fput+0x130/0x1a0 [ 308.955528] ? __bpf_prog_get+0x9b/0x290 [ 308.959621] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 308.964484] ? bpf_prog_test_run+0x130/0x1a0 [ 308.969029] ? __x64_sys_bpf+0x3d8/0x520 [ 308.973112] ? bpf_prog_get+0x20/0x20 [ 308.976952] ? do_syscall_64+0x1b9/0x820 [ 308.981031] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 308.986686] ? syscall_return_slowpath+0x5e0/0x5e0 [ 308.991639] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 308.996503] ? trace_hardirqs_on_caller+0x310/0x310 [ 309.001539] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 309.006579] ? prepare_exit_to_usermode+0x291/0x3b0 [ 309.011631] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 309.016511] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 309.021917] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 309.021985] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 309.028525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 309.028535] Call Trace: [ 309.035125] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 309.044426] dump_stack+0x244/0x39d [ 309.047009] syz-executor1 cpuset= [ 309.057508] ? dump_stack_print_info.cold.1+0x20/0x20 [ 309.061132] syz1 [ 309.064615] warn_alloc.cold.117+0xb7/0x1bd [ 309.069799] mems_allowed=0 [ 309.071799] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 309.083919] ? lock_downgrade+0x900/0x900 [ 309.088198] ? trace_hardirqs_off+0xb8/0x310 [ 309.092639] ? trace_hardirqs_off+0xb8/0x310 [ 309.097080] __alloc_pages_slowpath+0x2660/0x2d70 [ 309.101981] ? warn_alloc+0x120/0x120 [ 309.105808] ? warn_alloc+0x120/0x120 [ 309.109631] ? print_usage_bug+0xc0/0xc0 [ 309.113717] ? warn_alloc+0x120/0x120 [ 309.117540] ? print_usage_bug+0xc0/0xc0 [ 309.121626] ? __lock_acquire+0x62f/0x4c20 [ 309.125893] ? __lock_acquire+0x62f/0x4c20 [ 309.130155] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 309.135714] ? should_fail+0x22d/0xd01 [ 309.139890] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 309.145015] ? __lock_acquire+0x62f/0x4c20 [ 309.149297] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 309.154419] ? __lock_acquire+0x62f/0x4c20 [ 309.158674] ? should_fail+0x22d/0xd01 [ 309.162585] ? find_held_lock+0x36/0x1c0 [ 309.166683] ? mark_held_locks+0x130/0x130 [ 309.170945] ? mark_held_locks+0x130/0x130 [ 309.175197] ? zap_class+0x640/0x640 [ 309.178934] ? zap_class+0x640/0x640 [ 309.182675] ? print_usage_bug+0xc0/0xc0 [ 309.186758] ? do_raw_spin_unlock+0xa7/0x330 [ 309.191186] ? zap_class+0x640/0x640 [ 309.194923] ? print_usage_bug+0xc0/0xc0 [ 309.199007] ? wq_watchdog_touch+0x9c/0xfe [ 309.203266] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.208825] ? check_preemption_disabled+0x48/0x280 [ 309.213872] ? __lock_is_held+0xb5/0x140 [ 309.217961] __alloc_pages_nodemask+0xa80/0xde0 [ 309.222656] ? zap_class+0x640/0x640 [ 309.226416] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 309.231470] ? find_held_lock+0x36/0x1c0 [ 309.235682] ? ____cache_alloc_node+0x1c7/0x1e0 [ 309.240405] ? lock_downgrade+0x900/0x900 [ 309.244584] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.250281] cache_grow_begin+0xa5/0x8c0 [ 309.254392] ? do_raw_spin_unlock+0xa7/0x330 [ 309.258836] fallback_alloc+0x204/0x2e0 [ 309.262843] ____cache_alloc_node+0x1c7/0x1e0 [ 309.267393] kmem_cache_alloc_node+0xe3/0x730 [ 309.271916] ? ipv6_get_ifaddr+0x42e/0x620 [ 309.276186] __alloc_skb+0x119/0x770 [ 309.279924] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 309.285224] ? netdev_alloc_frag+0x1f0/0x1f0 [ 309.289657] ? lock_downgrade+0x900/0x900 [ 309.293834] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.299417] ? refcount_sub_and_test_checked+0x203/0x310 [ 309.304896] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 309.310396] ? addrconf_rs_timer+0x690/0x690 [ 309.314843] ndisc_alloc_skb+0x144/0x340 [ 309.318931] ndisc_send_rs+0x331/0x6e0 [ 309.322845] addrconf_rs_timer+0x314/0x690 [ 309.327105] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 309.331412] call_timer_fn+0x272/0x920 [ 309.335319] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 309.339604] ? process_timeout+0x40/0x40 [ 309.343706] ? __run_timers+0x7da/0xc70 [ 309.347711] ? _raw_spin_unlock_irq+0x27/0x80 [ 309.352230] ? _raw_spin_unlock_irq+0x27/0x80 [ 309.356819] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 309.361081] ? lockdep_hardirqs_on+0x296/0x5b0 [ 309.365696] ? trace_hardirqs_on+0xbd/0x310 [ 309.370041] ? kasan_check_read+0x11/0x20 [ 309.374285] ? __run_timers+0x7da/0xc70 [ 309.378284] ? trace_hardirqs_off_caller+0x310/0x310 [ 309.383426] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 309.387691] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 309.391952] __run_timers+0x7e5/0xc70 [ 309.395789] ? timer_fixup_init+0x70/0x70 [ 309.399957] ? compat_start_thread+0x80/0x80 [ 309.404413] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.409983] ? kasan_check_write+0x14/0x20 [ 309.414244] ? finish_task_switch+0x2f4/0x910 [ 309.418833] ? __switch_to_asm+0x40/0x70 [ 309.422926] ? preempt_notifier_register+0x200/0x200 [ 309.428162] ? __switch_to_asm+0x34/0x70 [ 309.432250] ? __switch_to_asm+0x40/0x70 [ 309.436333] ? __switch_to_asm+0x34/0x70 [ 309.440531] ? __switch_to_asm+0x40/0x70 [ 309.444615] ? __switch_to_asm+0x34/0x70 [ 309.448693] ? __switch_to_asm+0x40/0x70 [ 309.452791] ? pvclock_read_flags+0x160/0x160 [ 309.457315] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.462905] ? check_preemption_disabled+0x48/0x280 [ 309.467954] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 309.473518] ? rcu_pm_notify+0xc0/0xc0 [ 309.477430] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.483003] ? check_preemption_disabled+0x48/0x280 [ 309.488079] run_timer_softirq+0x52/0xb0 [ 309.493155] ? rcu_read_lock_sched_held+0x14f/0x180 [ 309.498216] __do_softirq+0x308/0xb7e [ 309.502074] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 309.507293] ? trace_hardirqs_off+0xb8/0x310 [ 309.511743] ? rcu_irq_enter+0x18c/0x310 [ 309.515909] ? schedule+0x108/0x460 [ 309.519643] ? __schedule+0x21d0/0x21d0 [ 309.523657] ? trace_hardirqs_off+0xb8/0x310 [ 309.528097] ? smpboot_thread_fn+0x68b/0xa00 [ 309.532546] ? trace_hardirqs_on+0x310/0x310 [ 309.536987] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 309.542556] ? check_preemption_disabled+0x48/0x280 [ 309.547609] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.553176] ? takeover_tasklets+0xa90/0xa90 [ 309.557611] run_ksoftirqd+0x5e/0x100 [ 309.561439] smpboot_thread_fn+0x68b/0xa00 [ 309.565711] ? sort_range+0x30/0x30 [ 309.569393] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 309.574530] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 309.580225] ? __kthread_parkme+0xfb/0x1a0 [ 309.584503] kthread+0x35a/0x420 [ 309.587898] ? sort_range+0x30/0x30 [ 309.591548] ? kthread_stop+0x900/0x900 [ 309.595566] ret_from_fork+0x3a/0x50 [ 309.599419] warn_alloc_show_mem: 1 callbacks suppressed [ 309.599432] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 309.599434] Mem-Info: [ 309.599465] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 309.599465] active_file:16 inactive_file:18 isolated_file:0 [ 309.599465] unevictable:0 dirty:0 writeback:0 unstable:0 [ 309.599465] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 309.599465] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 309.599465] free:13683 free_pcp:153 free_cma:0 [ 309.604916] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 309.611967] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 309.614420] Call Trace: [ 309.647324] Node 0 [ 309.656808] [ 309.684383] 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 [ 309.686972] dump_stack+0x244/0x39d [ 309.689315] lowmem_reserve[]: 0 [ 309.691524] ? dump_stack_print_info.cold.1+0x20/0x20 [ 309.717156] 2818 [ 309.720823] warn_alloc.cold.117+0xb7/0x1bd [ 309.724082] 6321 [ 309.729293] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 309.731381] 6321 [ 309.735721] ? lock_downgrade+0x900/0x900 [ 309.742665] ? trace_hardirqs_off+0xb8/0x310 [ 309.744726] Node 0 [ 309.748895] ? trace_hardirqs_off+0xb8/0x310 [ 309.753324] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 309.755559] __alloc_pages_slowpath+0x2660/0x2d70 [ 309.759955] lowmem_reserve[]: [ 309.786728] ? warn_alloc+0x120/0x120 [ 309.791548] 0 [ 309.794678] ? warn_alloc+0x120/0x120 [ 309.798565] 0 [ 309.800409] ? print_usage_bug+0xc0/0xc0 [ 309.804208] 3503 [ 309.806027] ? warn_alloc+0x120/0x120 [ 309.810157] 3503 [ 309.812243] ? print_usage_bug+0xc0/0xc0 [ 309.818114] ? __lock_acquire+0x62f/0x4c20 [ 309.822177] Node 0 [ 309.826425] ? __lock_acquire+0x62f/0x4c20 [ 309.826458] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 309.826466] lowmem_reserve[]: [ 309.828724] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 309.832962] 0 0 [ 309.861284] ? should_fail+0x22d/0xd01 [ 309.864491] 0 [ 309.870195] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 309.872168] 0 [ 309.876074] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 309.883173] ? __lock_acquire+0x62f/0x4c20 [ 309.884970] Node 0 [ 309.890091] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 309.894328] DMA: [ 309.896710] ? __lock_acquire+0x62f/0x4c20 [ 309.901830] 1*4kB [ 309.903928] ? should_fail+0x22d/0xd01 [ 309.908164] (U) [ 309.910334] ? rcu_irq_exit+0x1a2/0x390 [ 309.914243] 0*8kB [ 309.916241] ? mark_held_locks+0x130/0x130 [ 309.920211] 0*16kB [ 309.922483] ? mark_held_locks+0x130/0x130 [ 309.926715] 1*32kB [ 309.928975] ? mark_held_locks+0xc7/0x130 [ 309.933209] (U) [ 309.935467] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 309.939608] 2*64kB (U) 1*128kB [ 309.941629] ? zap_class+0x640/0x640 [ 309.946641] (U) [ 309.949941] ? print_usage_bug+0xc0/0xc0 [ 309.953648] 1*256kB [ 309.955651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.959705] (U) [ 309.962046] ? check_preemption_disabled+0x48/0x280 [ 309.967653] 0*512kB [ 309.969653] ? __lock_is_held+0xb5/0x140 [ 309.974656] 1*1024kB [ 309.977070] __alloc_pages_nodemask+0xa80/0xde0 [ 309.981126] (U) [ 309.983553] ? zap_class+0x640/0x640 [ 309.988214] 1*2048kB (M) [ 309.990221] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 309.993922] 3*4096kB (M) [ 309.996714] ? find_held_lock+0x36/0x1c0 [ 310.001716] = 15908kB [ 310.004501] ? ____cache_alloc_node+0x1c7/0x1e0 [ 310.008552] Node 0 [ 310.010990] ? lock_downgrade+0x900/0x900 [ 310.015653] DMA32: [ 310.017914] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.022059] 5*4kB [ 310.024408] cache_grow_begin+0xa5/0x8c0 [ 310.029941] (UM) [ 310.032108] ? do_raw_spin_unlock+0xa7/0x330 [ 310.036177] 1*8kB [ 310.038532] fallback_alloc+0x204/0x2e0 [ 310.042926] (U) [ 310.045098] ____cache_alloc_node+0x1c7/0x1e0 [ 310.049064] 2*16kB [ 310.051057] kmem_cache_alloc_node+0xe3/0x730 [ 310.055547] (M) [ 310.057801] ? ipv6_get_ifaddr+0x42e/0x620 [ 310.062295] 1*32kB [ 310.064294] __alloc_skb+0x119/0x770 [ 310.068512] (M) 4*64kB [ 310.070784] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 310.074572] (UM) [ 310.077183] ? netdev_alloc_frag+0x1f0/0x1f0 [ 310.082454] 5*128kB [ 310.084549] ? lock_downgrade+0x900/0x900 [ 310.088948] (UM) [ 310.091297] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.095439] 4*256kB [ 310.097518] ? refcount_sub_and_test_checked+0x203/0x310 [ 310.103044] (UM) [ 310.105410] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 310.110851] 3*512kB [ 310.112929] ? addrconf_rs_timer+0x690/0x690 [ 310.118401] (M) 3*1024kB [ 310.120765] ndisc_alloc_skb+0x144/0x340 [ 310.125156] (UM) [ 310.127931] ndisc_send_rs+0x331/0x6e0 [ 310.131982] 3*2048kB [ 310.134058] addrconf_rs_timer+0x314/0x690 [ 310.137937] (UM) [ 310.140392] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 310.144614] 3*4096kB (M) [ 310.146713] call_timer_fn+0x272/0x920 [ 310.150935] = 25052kB [ 310.153708] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 310.157586] Node 0 [ 310.160021] ? process_timeout+0x40/0x40 [ 310.164244] Normal: [ 310.166503] ? __run_timers+0x7da/0xc70 [ 310.170554] 943*4kB [ 310.172894] ? _raw_spin_unlock_irq+0x27/0x80 [ 310.176862] (ME) [ 310.179198] ? _raw_spin_unlock_irq+0x27/0x80 [ 310.183686] 466*8kB (UME) [ 310.185776] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 310.190270] 200*16kB [ 310.193137] ? lockdep_hardirqs_on+0x296/0x5b0 [ 310.197414] (UME) [ 310.199852] ? trace_hardirqs_on+0xbd/0x310 [ 310.204430] 78*32kB [ 310.206603] ? kasan_check_read+0x11/0x20 [ 310.210918] (UME) [ 310.213259] ? __run_timers+0x7da/0xc70 [ 310.217403] 9*64kB (UM) [ 310.219577] ? trace_hardirqs_off_caller+0x310/0x310 [ 310.223543] 0*128kB 0*256kB [ 310.226237] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 310.231331] 0*512kB 0*1024kB [ 310.234430] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 310.238656] 0*2048kB [ 310.241776] __run_timers+0x7e5/0xc70 [ 310.246003] 0*4096kB [ 310.248437] ? timer_fixup_init+0x70/0x70 [ 310.252216] = 13772kB [ 310.252231] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 310.254653] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 310.258806] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 310.261227] ? zap_class+0x640/0x640 [ 310.270061] 172 total pagecache pages [ 310.275094] ? enqueue_hrtimer+0x1a5/0x560 [ 310.283675] 0 pages in swap cache [ 310.287416] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 310.291218] Swap cache stats: add 0, delete 0, find 0/0 [ 310.295471] ? find_held_lock+0x36/0x1c0 [ 310.299029] Free swap = 0kB [ 310.304242] ? zap_class+0x640/0x640 [ 310.309600] Total swap = 0kB [ 310.313688] ? pvclock_read_flags+0x160/0x160 [ 310.316772] 1965979 pages RAM [ 310.320506] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.323513] 0 pages HighMem/MovableOnly [ 310.323523] 342867 pages reserved [ 310.328036] ? check_preemption_disabled+0x48/0x280 [ 310.331135] 0 pages cma reserved [ 310.331224] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 310.336965] ? __lock_is_held+0xb5/0x140 [ 310.341042] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 310.344420] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.349430] ksoftirqd/1 cpuset= [ 310.352812] ? check_preemption_disabled+0x48/0x280 [ 310.359298] / [ 310.363407] run_timer_softirq+0x52/0xb0 [ 310.373721] mems_allowed=0 [ 310.379285] ? rcu_read_lock_sched_held+0x14f/0x180 [ 310.401444] __do_softirq+0x308/0xb7e [ 310.405272] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 310.409783] ? lock_downgrade+0x900/0x900 [ 310.413957] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 310.419090] ? pvclock_read_flags+0x160/0x160 [ 310.423621] ? lapic_next_event+0x5a/0x90 [ 310.427795] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.433384] ? kvm_clock_read+0x18/0x30 [ 310.437404] ? kvm_sched_clock_read+0x9/0x20 [ 310.441835] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.447412] ? check_preemption_disabled+0x48/0x280 [ 310.452460] irq_exit+0x17f/0x1c0 [ 310.455941] smp_apic_timer_interrupt+0x1cb/0x760 [ 310.460799] ? smp_call_function_single_interrupt+0x159/0x650 [ 310.466707] ? smp_call_function_single_interrupt+0x650/0x650 [ 310.472618] ? interrupt_entry+0xb5/0xc0 [ 310.476701] ? trace_hardirqs_off_caller+0xbb/0x310 [ 310.481735] ? trace_hardirqs_off_caller+0xbb/0x310 [ 310.486775] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 310.491643] ? trace_hardirqs_on_caller+0x310/0x310 [ 310.496678] ? trace_hardirqs_on_caller+0x310/0x310 [ 310.501714] ? task_prio+0x50/0x50 [ 310.505275] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.510835] ? check_preemption_disabled+0x48/0x280 [ 310.515881] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 310.520758] apic_timer_interrupt+0xf/0x20 [ 310.525098] [ 310.527386] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 310.532335] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 310.551294] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 310.559028] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 310.566311] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 310.573628] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 310.580920] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 310.588218] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 310.595651] skb_clone+0x1bb/0x500 [ 310.599215] ? finish_task_switch+0x2f4/0x910 [ 310.603731] ? skb_split+0x11e0/0x11e0 [ 310.607646] ? preempt_notifier_register+0x200/0x200 [ 310.612767] ? __switch_to_asm+0x34/0x70 [ 310.616848] ? __switch_to_asm+0x34/0x70 [ 310.620974] ? __switch_to_asm+0x40/0x70 [ 310.625050] ? __switch_to_asm+0x34/0x70 [ 310.629128] ? __switch_to_asm+0x40/0x70 [ 310.633206] ? __switch_to_asm+0x34/0x70 [ 310.637281] ? __switch_to_asm+0x40/0x70 [ 310.641387] ? __switch_to_asm+0x34/0x70 [ 310.645493] ? __switch_to_asm+0x34/0x70 [ 310.649571] ? __switch_to_asm+0x40/0x70 [ 310.653646] ? __switch_to_asm+0x34/0x70 [ 310.657735] bpf_clone_redirect+0xb9/0x490 [ 310.661994] ? __schedule+0x8d7/0x21d0 [ 310.665905] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 310.670943] ? __sched_text_start+0x8/0x8 [ 310.675113] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 310.679896] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 310.684502] ? find_held_lock+0x36/0x1c0 [ 310.688593] ? lock_acquire+0x1ed/0x520 [ 310.692592] ? bpf_test_run+0x3cb/0x780 [ 310.696590] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.702156] ? check_preemption_disabled+0x48/0x280 [ 310.707199] ? kasan_check_read+0x11/0x20 [ 310.711395] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 310.716697] ? rcu_softirq_qs+0x20/0x20 [ 310.720689] ? preempt_schedule+0x4d/0x60 [ 310.724859] ? ___preempt_schedule+0x16/0x18 [ 310.729296] ? bpf_test_run+0x25d/0x780 [ 310.733321] ? netlink_diag_dump+0x2a0/0x2a0 [ 310.738042] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 310.743595] ? bpf_test_init.isra.10+0x70/0x100 [ 310.748294] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 310.753076] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 310.757937] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 310.763498] ? fput+0x130/0x1a0 [ 310.766799] ? __bpf_prog_get+0x9b/0x290 [ 310.770880] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 310.775762] ? bpf_prog_test_run+0x130/0x1a0 [ 310.780195] ? __x64_sys_bpf+0x3d8/0x520 [ 310.784276] ? bpf_prog_get+0x20/0x20 [ 310.788116] ? do_syscall_64+0x1b9/0x820 [ 310.792204] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 310.797589] ? syscall_return_slowpath+0x5e0/0x5e0 [ 310.802543] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 310.807416] ? trace_hardirqs_on_caller+0x310/0x310 [ 310.812456] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 310.817493] ? prepare_exit_to_usermode+0x291/0x3b0 [ 310.822536] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 310.827424] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 310.832829] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 310.832903] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 310.839441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 310.839451] Call Trace: [ 310.846075] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 310.855331] dump_stack+0x244/0x39d [ 310.857943] syz-executor1 cpuset= [ 310.868458] ? dump_stack_print_info.cold.1+0x20/0x20 [ 310.872081] syz1 [ 310.875568] warn_alloc.cold.117+0xb7/0x1bd [ 310.881339] mems_allowed=0 [ 310.890686] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 310.895559] ? lock_downgrade+0x900/0x900 [ 310.899749] ? trace_hardirqs_off+0xb8/0x310 [ 310.904188] ? trace_hardirqs_off+0xb8/0x310 [ 310.908637] __alloc_pages_slowpath+0x2660/0x2d70 [ 310.913537] ? warn_alloc+0x120/0x120 [ 310.917392] ? warn_alloc+0x120/0x120 [ 310.921218] ? print_usage_bug+0xc0/0xc0 [ 310.925299] ? warn_alloc+0x120/0x120 [ 310.929137] ? print_usage_bug+0xc0/0xc0 [ 310.933222] ? __lock_acquire+0x62f/0x4c20 [ 310.937478] ? __lock_acquire+0x62f/0x4c20 [ 310.941745] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 310.947303] ? should_fail+0x22d/0xd01 [ 310.951215] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 310.956436] ? __lock_acquire+0x62f/0x4c20 [ 310.960697] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 310.965823] ? __lock_acquire+0x62f/0x4c20 [ 310.970073] ? should_fail+0x22d/0xd01 [ 310.973985] ? find_held_lock+0x36/0x1c0 [ 310.978073] ? mark_held_locks+0x130/0x130 [ 310.982371] ? mark_held_locks+0x130/0x130 [ 310.987004] ? zap_class+0x640/0x640 [ 310.990746] ? mark_held_locks+0xc7/0x130 [ 310.994913] ? do_raw_spin_unlock+0xa7/0x330 [ 310.999374] ? zap_class+0x640/0x640 [ 311.003114] ? print_usage_bug+0xc0/0xc0 [ 311.007210] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.012772] ? check_preemption_disabled+0x48/0x280 [ 311.017818] ? __lock_is_held+0xb5/0x140 [ 311.021906] __alloc_pages_nodemask+0xa80/0xde0 [ 311.026596] ? zap_class+0x640/0x640 [ 311.030334] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 311.035426] ? find_held_lock+0x36/0x1c0 [ 311.039519] ? ____cache_alloc_node+0x1c7/0x1e0 [ 311.044214] ? lock_downgrade+0x900/0x900 [ 311.048414] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.053977] cache_grow_begin+0xa5/0x8c0 [ 311.058062] ? do_raw_spin_unlock+0xa7/0x330 [ 311.062500] fallback_alloc+0x204/0x2e0 [ 311.066508] ____cache_alloc_node+0x1c7/0x1e0 [ 311.071031] kmem_cache_alloc_node+0xe3/0x730 [ 311.075547] ? ipv6_get_ifaddr+0x42e/0x620 [ 311.079816] __alloc_skb+0x119/0x770 [ 311.083553] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 311.088862] ? netdev_alloc_frag+0x1f0/0x1f0 [ 311.093292] ? lock_downgrade+0x900/0x900 [ 311.097472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.103030] ? refcount_sub_and_test_checked+0x203/0x310 [ 311.108516] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 311.113996] ? addrconf_rs_timer+0x690/0x690 [ 311.118527] ndisc_alloc_skb+0x144/0x340 [ 311.122624] ndisc_send_rs+0x331/0x6e0 [ 311.126548] addrconf_rs_timer+0x314/0x690 [ 311.130812] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 311.135084] call_timer_fn+0x272/0x920 [ 311.138995] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 311.143252] ? process_timeout+0x40/0x40 [ 311.147343] ? __run_timers+0x7da/0xc70 [ 311.151395] ? _raw_spin_unlock_irq+0x27/0x80 [ 311.155911] ? _raw_spin_unlock_irq+0x27/0x80 [ 311.160503] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 311.164758] ? lockdep_hardirqs_on+0x296/0x5b0 [ 311.169387] ? trace_hardirqs_on+0xbd/0x310 [ 311.173732] ? kasan_check_read+0x11/0x20 [ 311.177898] ? __run_timers+0x7da/0xc70 [ 311.181890] ? trace_hardirqs_off_caller+0x310/0x310 [ 311.187021] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 311.191281] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 311.195544] __run_timers+0x7e5/0xc70 [ 311.199403] ? timer_fixup_init+0x70/0x70 [ 311.203580] ? compat_start_thread+0x80/0x80 [ 311.208014] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.213580] ? kasan_check_write+0x14/0x20 [ 311.217837] ? finish_task_switch+0x2f4/0x910 [ 311.222380] ? __switch_to_asm+0x40/0x70 [ 311.226472] ? preempt_notifier_register+0x200/0x200 [ 311.231600] ? __switch_to_asm+0x34/0x70 [ 311.235680] ? __switch_to_asm+0x40/0x70 [ 311.239758] ? __switch_to_asm+0x34/0x70 [ 311.243835] ? __switch_to_asm+0x40/0x70 [ 311.247915] ? __switch_to_asm+0x34/0x70 [ 311.251991] ? __switch_to_asm+0x40/0x70 [ 311.256082] ? pvclock_read_flags+0x160/0x160 [ 311.260605] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.266165] ? check_preemption_disabled+0x48/0x280 [ 311.271214] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 311.276778] ? rcu_pm_notify+0xc0/0xc0 [ 311.280693] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.286272] ? check_preemption_disabled+0x48/0x280 [ 311.291315] run_timer_softirq+0x52/0xb0 [ 311.295425] ? rcu_read_lock_sched_held+0x14f/0x180 [ 311.300464] __do_softirq+0x308/0xb7e [ 311.304295] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 311.309445] ? trace_hardirqs_off+0xb8/0x310 [ 311.313874] ? rcu_irq_enter+0x18c/0x310 [ 311.317958] ? schedule+0x108/0x460 [ 311.321603] ? __schedule+0x21d0/0x21d0 [ 311.325609] ? trace_hardirqs_off+0xb8/0x310 [ 311.330168] ? smpboot_thread_fn+0x68b/0xa00 [ 311.334599] ? trace_hardirqs_on+0x310/0x310 [ 311.339029] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.344587] ? check_preemption_disabled+0x48/0x280 [ 311.349622] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.355178] ? takeover_tasklets+0xa90/0xa90 [ 311.359692] run_ksoftirqd+0x5e/0x100 [ 311.363515] smpboot_thread_fn+0x68b/0xa00 [ 311.367774] ? sort_range+0x30/0x30 [ 311.371424] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 311.376552] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.382119] ? __kthread_parkme+0xfb/0x1a0 [ 311.386418] kthread+0x35a/0x420 [ 311.389810] ? sort_range+0x30/0x30 [ 311.393456] ? kthread_stop+0x900/0x900 [ 311.397459] ret_from_fork+0x3a/0x50 [ 311.401205] warn_alloc_show_mem: 1 callbacks suppressed [ 311.401217] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 311.401219] Mem-Info: [ 311.401250] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 311.401250] active_file:16 inactive_file:18 isolated_file:0 [ 311.401250] unevictable:0 dirty:0 writeback:0 unstable:0 [ 311.401250] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 311.401250] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 311.401250] free:13683 free_pcp:153 free_cma:0 [ 311.406619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 311.413656] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 311.416079] Call Trace: [ 311.449048] Node 0 [ 311.458434] [ 311.486138] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 311.488719] dump_stack+0x244/0x39d [ 311.490957] lowmem_reserve[]: [ 311.493145] ? dump_stack_print_info.cold.1+0x20/0x20 [ 311.518647] 0 2818 [ 311.522328] warn_alloc.cold.117+0xb7/0x1bd [ 311.525413] 6321 [ 311.530622] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 311.532854] 6321 [ 311.537194] ? lock_downgrade+0x900/0x900 [ 311.539256] Node 0 [ 311.544123] ? trace_hardirqs_off+0xb8/0x310 [ 311.546204] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 311.550376] ? trace_hardirqs_off+0xb8/0x310 [ 311.552725] lowmem_reserve[]: 0 [ 311.557164] __alloc_pages_slowpath+0x2660/0x2d70 [ 311.583891] 0 [ 311.588382] ? warn_alloc+0x120/0x120 [ 311.591591] 3503 [ 311.596462] ? warn_alloc+0x120/0x120 [ 311.598257] 3503 [ 311.602074] ? print_usage_bug+0xc0/0xc0 [ 311.604139] Node 0 [ 311.607955] ? warn_alloc+0x120/0x120 [ 311.610040] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 311.614088] ? print_usage_bug+0xc0/0xc0 [ 311.616317] lowmem_reserve[]: 0 [ 311.620171] ? __lock_acquire+0x62f/0x4c20 [ 311.648450] 0 0 [ 311.652556] ? __lock_acquire+0x62f/0x4c20 [ 311.655825] 0 [ 311.660078] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.666291] ? should_fail+0x22d/0xd01 [ 311.668090] Node 0 [ 311.673654] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 311.677538] DMA: [ 311.679802] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 311.685074] 1*4kB [ 311.687228] ? __lock_acquire+0x62f/0x4c20 [ 311.692380] (U) [ 311.694553] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 311.698775] 0*8kB 0*16kB [ 311.700777] ? __lock_acquire+0x62f/0x4c20 [ 311.705873] 1*32kB (U) [ 311.708655] ? should_fail+0x22d/0xd01 [ 311.712887] 2*64kB [ 311.715491] ? rcu_irq_exit+0x1a2/0x390 [ 311.719476] (U) 1*128kB [ 311.721748] ? mark_held_locks+0x130/0x130 [ 311.725713] (U) [ 311.728419] ? mark_held_locks+0x130/0x130 [ 311.732648] 1*256kB [ 311.734644] ? mark_held_locks+0xc7/0x130 [ 311.738870] (U) [ 311.741211] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 311.745380] 0*512kB [ 311.747393] ? zap_class+0x640/0x640 [ 311.752404] 1*1024kB (U) [ 311.754755] ? print_usage_bug+0xc0/0xc0 [ 311.758459] 1*2048kB (M) [ 311.761245] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.765297] 3*4096kB [ 311.768076] ? check_preemption_disabled+0x48/0x280 [ 311.773604] (M) [ 311.776044] ? __lock_is_held+0xb5/0x140 [ 311.781041] = 15908kB [ 311.781050] Node 0 [ 311.783047] __alloc_pages_nodemask+0xa80/0xde0 [ 311.787096] DMA32: 5*4kB [ 311.789534] ? zap_class+0x640/0x640 [ 311.791764] (UM) [ 311.796453] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 311.799202] 1*8kB [ 311.802936] ? find_held_lock+0x36/0x1c0 [ 311.804985] (U) [ 311.810023] ? ____cache_alloc_node+0x1c7/0x1e0 [ 311.812165] 2*16kB [ 311.816238] ? lock_downgrade+0x900/0x900 [ 311.818208] (M) [ 311.822897] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.825129] 1*32kB [ 311.829297] cache_grow_begin+0xa5/0x8c0 [ 311.831265] (M) [ 311.836820] ? do_raw_spin_unlock+0xa7/0x330 [ 311.839128] 4*64kB [ 311.843212] fallback_alloc+0x204/0x2e0 [ 311.845181] (UM) [ 311.849617] ____cache_alloc_node+0x1c7/0x1e0 [ 311.851843] 5*128kB [ 311.855849] kmem_cache_alloc_node+0xe3/0x730 [ 311.857906] (UM) [ 311.862422] ? ipv6_get_ifaddr+0x42e/0x620 [ 311.864746] 4*256kB [ 311.869282] __alloc_skb+0x119/0x770 [ 311.871330] (UM) [ 311.875618] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 311.877922] 3*512kB (M) [ 311.881668] ? netdev_alloc_frag+0x1f0/0x1f0 [ 311.883726] 3*1024kB [ 311.889015] ? lock_downgrade+0x900/0x900 [ 311.891679] (UM) [ 311.896108] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.898513] 3*2048kB (UM) [ 311.902689] ? refcount_sub_and_test_checked+0x203/0x310 [ 311.904745] 3*4096kB [ 311.910296] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 311.913136] (M) [ 311.918602] ? addrconf_rs_timer+0x690/0x690 [ 311.921005] = 25052kB [ 311.921014] Node 0 [ 311.926493] ndisc_alloc_skb+0x144/0x340 [ 311.928459] Normal: [ 311.932885] ndisc_send_rs+0x331/0x6e0 [ 311.935291] 943*4kB [ 311.937553] addrconf_rs_timer+0x314/0x690 [ 311.941602] (ME) 466*8kB [ 311.943981] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 311.947859] (UME) [ 311.950213] call_timer_fn+0x272/0x920 [ 311.954429] 200*16kB (UME) [ 311.957216] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 311.961447] 78*32kB [ 311.963622] ? process_timeout+0x40/0x40 [ 311.967514] (UME) [ 311.970467] ? __run_timers+0x7da/0xc70 [ 311.974692] 9*64kB [ 311.977027] ? _raw_spin_unlock_irq+0x27/0x80 [ 311.981077] (UM) 0*128kB [ 311.983257] ? _raw_spin_unlock_irq+0x27/0x80 [ 311.987322] 0*256kB [ 311.989602] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 311.994094] 0*512kB [ 311.996866] ? lockdep_hardirqs_on+0x296/0x5b0 [ 312.001379] 0*1024kB [ 312.003719] ? trace_hardirqs_on+0xbd/0x310 [ 312.007942] 0*2048kB 0*4096kB [ 312.010311] ? kasan_check_read+0x11/0x20 [ 312.014883] = 13772kB [ 312.017407] ? __run_timers+0x7da/0xc70 [ 312.021729] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 312.024931] ? trace_hardirqs_off_caller+0x310/0x310 [ 312.029078] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 312.031500] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 312.035471] 172 total pagecache pages [ 312.044422] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 312.049567] 0 pages in swap cache [ 312.058158] __run_timers+0x7e5/0xc70 [ 312.062413] Swap cache stats: add 0, delete 0, find 0/0 [ 312.066233] ? timer_fixup_init+0x70/0x70 [ 312.070449] Free swap = 0kB [ 312.070458] Total swap = 0kB [ 312.073926] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 312.077719] 1965979 pages RAM [ 312.083101] ? zap_class+0x640/0x640 [ 312.087254] 0 pages HighMem/MovableOnly [ 312.090293] ? enqueue_hrtimer+0x1a5/0x560 [ 312.093304] 342867 pages reserved [ 312.098336] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 312.101467] 0 pages cma reserved [ 312.105197] ? find_held_lock+0x36/0x1c0 [ 312.109230] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 312.113423] ? zap_class+0x640/0x640 [ 312.113442] ? pvclock_read_flags+0x160/0x160 [ 312.113461] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.117058] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 312.122204] ? check_preemption_disabled+0x48/0x280 [ 312.125567] ksoftirqd/1 cpuset= [ 312.129650] ? __lock_is_held+0xb5/0x140 [ 312.136134] / [ 312.139870] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.144387] mems_allowed=0 [ 312.149937] ? check_preemption_disabled+0x48/0x280 [ 312.187971] run_timer_softirq+0x52/0xb0 [ 312.192053] ? rcu_read_lock_sched_held+0x14f/0x180 [ 312.197089] __do_softirq+0x308/0xb7e [ 312.200913] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 312.205427] ? lock_downgrade+0x900/0x900 [ 312.209596] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 312.214730] ? pvclock_read_flags+0x160/0x160 [ 312.219245] ? lapic_next_event+0x5a/0x90 [ 312.223419] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.228985] ? kvm_clock_read+0x18/0x30 [ 312.232978] ? kvm_sched_clock_read+0x9/0x20 [ 312.237418] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.242974] ? check_preemption_disabled+0x48/0x280 [ 312.248021] irq_exit+0x17f/0x1c0 [ 312.251498] smp_apic_timer_interrupt+0x1cb/0x760 [ 312.256389] ? smp_call_function_single_interrupt+0x159/0x650 [ 312.262315] ? smp_call_function_single_interrupt+0x650/0x650 [ 312.268252] ? interrupt_entry+0xb5/0xc0 [ 312.272460] ? trace_hardirqs_off_caller+0xbb/0x310 [ 312.277497] ? trace_hardirqs_off_caller+0xbb/0x310 [ 312.282533] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 312.287419] ? trace_hardirqs_on_caller+0x310/0x310 [ 312.292452] ? trace_hardirqs_on_caller+0x310/0x310 [ 312.297484] ? task_prio+0x50/0x50 [ 312.301043] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.306600] ? check_preemption_disabled+0x48/0x280 [ 312.311660] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 312.316549] apic_timer_interrupt+0xf/0x20 [ 312.320795] [ 312.323051] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 312.328000] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 312.347016] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 312.354755] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 312.362045] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 312.369333] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 312.376672] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 312.383972] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 312.391407] skb_clone+0x1bb/0x500 [ 312.394971] ? finish_task_switch+0x2f4/0x910 [ 312.399483] ? skb_split+0x11e0/0x11e0 [ 312.403415] ? preempt_notifier_register+0x200/0x200 [ 312.408534] ? __switch_to_asm+0x34/0x70 [ 312.412617] ? __switch_to_asm+0x34/0x70 [ 312.416696] ? __switch_to_asm+0x40/0x70 [ 312.420776] ? __switch_to_asm+0x34/0x70 [ 312.424850] ? __switch_to_asm+0x40/0x70 [ 312.428929] ? __switch_to_asm+0x34/0x70 [ 312.433009] ? __switch_to_asm+0x40/0x70 [ 312.437083] ? __switch_to_asm+0x34/0x70 [ 312.441166] ? __switch_to_asm+0x34/0x70 [ 312.445245] ? __switch_to_asm+0x40/0x70 [ 312.449322] ? __switch_to_asm+0x34/0x70 [ 312.453511] bpf_clone_redirect+0xb9/0x490 [ 312.457768] ? __schedule+0x8d7/0x21d0 [ 312.461683] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 312.466722] ? __sched_text_start+0x8/0x8 [ 312.470887] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 312.475672] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 312.480277] ? find_held_lock+0x36/0x1c0 [ 312.484393] ? lock_acquire+0x1ed/0x520 [ 312.488415] ? bpf_test_run+0x3cb/0x780 [ 312.492415] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.497978] ? check_preemption_disabled+0x48/0x280 [ 312.503025] ? kasan_check_read+0x11/0x20 [ 312.507198] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 312.512505] ? rcu_softirq_qs+0x20/0x20 [ 312.516502] ? preempt_schedule+0x4d/0x60 [ 312.520686] ? ___preempt_schedule+0x16/0x18 [ 312.525125] ? bpf_test_run+0x25d/0x780 [ 312.529131] ? netlink_diag_dump+0x2a0/0x2a0 [ 312.533577] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 312.539142] ? bpf_test_init.isra.10+0x70/0x100 [ 312.543843] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 312.548635] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 312.553500] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 312.559092] ? fput+0x130/0x1a0 [ 312.562418] ? __bpf_prog_get+0x9b/0x290 [ 312.566505] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 312.571394] ? bpf_prog_test_run+0x130/0x1a0 [ 312.575832] ? __x64_sys_bpf+0x3d8/0x520 [ 312.579914] ? bpf_prog_get+0x20/0x20 [ 312.583759] ? do_syscall_64+0x1b9/0x820 [ 312.587838] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 312.593223] ? syscall_return_slowpath+0x5e0/0x5e0 [ 312.598176] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 312.603044] ? trace_hardirqs_on_caller+0x310/0x310 [ 312.608086] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 312.613146] ? prepare_exit_to_usermode+0x291/0x3b0 [ 312.618195] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 312.623071] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 312.628476] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 312.628547] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 312.635081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 312.635086] Call Trace: [ 312.635116] dump_stack+0x244/0x39d [ 312.635135] ? dump_stack_print_info.cold.1+0x20/0x20 [ 312.635163] warn_alloc.cold.117+0xb7/0x1bd [ 312.641764] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 312.651149] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 312.653733] syz-executor1 cpuset= [ 312.657407] ? lock_downgrade+0x900/0x900 [ 312.662585] syz1 [ 312.666927] ? trace_hardirqs_off+0xb8/0x310 [ 312.677492] mems_allowed=0 [ 312.682387] ? trace_hardirqs_off+0xb8/0x310 [ 312.703801] __alloc_pages_slowpath+0x2660/0x2d70 [ 312.708705] ? warn_alloc+0x120/0x120 [ 312.712547] ? warn_alloc+0x120/0x120 [ 312.716400] ? print_usage_bug+0xc0/0xc0 [ 312.720484] ? warn_alloc+0x120/0x120 [ 312.724305] ? print_usage_bug+0xc0/0xc0 [ 312.728409] ? __lock_acquire+0x62f/0x4c20 [ 312.732663] ? __lock_acquire+0x62f/0x4c20 [ 312.736923] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 312.742482] ? should_fail+0x22d/0xd01 [ 312.746419] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 312.751541] ? __lock_acquire+0x62f/0x4c20 [ 312.755924] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 312.761044] ? __lock_acquire+0x62f/0x4c20 [ 312.765291] ? should_fail+0x22d/0xd01 [ 312.769200] ? find_held_lock+0x36/0x1c0 [ 312.773291] ? mark_held_locks+0x130/0x130 [ 312.777552] ? mark_held_locks+0x130/0x130 [ 312.781804] ? zap_class+0x640/0x640 [ 312.785539] ? zap_class+0x640/0x640 [ 312.789273] ? print_usage_bug+0xc0/0xc0 [ 312.793377] ? do_raw_spin_unlock+0xa7/0x330 [ 312.797819] ? zap_class+0x640/0x640 [ 312.801551] ? print_usage_bug+0xc0/0xc0 [ 312.805628] ? wq_watchdog_touch+0x9c/0xfe [ 312.809913] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.815471] ? check_preemption_disabled+0x48/0x280 [ 312.820518] ? __lock_is_held+0xb5/0x140 [ 312.824605] __alloc_pages_nodemask+0xa80/0xde0 [ 312.829291] ? zap_class+0x640/0x640 [ 312.833028] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 312.838077] ? find_held_lock+0x36/0x1c0 [ 312.842173] ? ____cache_alloc_node+0x1c7/0x1e0 [ 312.846864] ? lock_downgrade+0x900/0x900 [ 312.851041] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.856610] cache_grow_begin+0xa5/0x8c0 [ 312.860694] ? do_raw_spin_unlock+0xa7/0x330 [ 312.865140] fallback_alloc+0x204/0x2e0 [ 312.869149] ____cache_alloc_node+0x1c7/0x1e0 [ 312.873675] kmem_cache_alloc_node+0xe3/0x730 [ 312.878539] ? ipv6_get_ifaddr+0x42e/0x620 [ 312.882897] __alloc_skb+0x119/0x770 [ 312.886634] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 312.891935] ? netdev_alloc_frag+0x1f0/0x1f0 [ 312.896391] ? lock_downgrade+0x900/0x900 [ 312.900569] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.906136] ? refcount_sub_and_test_checked+0x203/0x310 [ 312.911615] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 312.917086] ? addrconf_rs_timer+0x690/0x690 [ 312.921537] ndisc_alloc_skb+0x144/0x340 [ 312.925623] ndisc_send_rs+0x331/0x6e0 [ 312.929543] addrconf_rs_timer+0x314/0x690 [ 312.933803] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 312.938077] call_timer_fn+0x272/0x920 [ 312.941996] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 312.946323] ? process_timeout+0x40/0x40 [ 312.950448] ? __run_timers+0x7da/0xc70 [ 312.954450] ? _raw_spin_unlock_irq+0x27/0x80 [ 312.958968] ? _raw_spin_unlock_irq+0x27/0x80 [ 312.963483] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 312.967738] ? lockdep_hardirqs_on+0x296/0x5b0 [ 312.972340] ? trace_hardirqs_on+0xbd/0x310 [ 312.976718] ? kasan_check_read+0x11/0x20 [ 312.980888] ? __run_timers+0x7da/0xc70 [ 312.985456] ? trace_hardirqs_off_caller+0x310/0x310 [ 312.990684] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 312.994942] __run_timers+0x7e5/0xc70 [ 312.998864] ? timer_fixup_init+0x70/0x70 [ 313.003035] ? compat_start_thread+0x80/0x80 [ 313.007471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.013036] ? kasan_check_write+0x14/0x20 [ 313.017295] ? finish_task_switch+0x2f4/0x910 [ 313.021812] ? __switch_to_asm+0x40/0x70 [ 313.025899] ? preempt_notifier_register+0x200/0x200 [ 313.031026] ? __switch_to_asm+0x34/0x70 [ 313.035104] ? __switch_to_asm+0x40/0x70 [ 313.039187] ? __switch_to_asm+0x34/0x70 [ 313.043266] ? __switch_to_asm+0x40/0x70 [ 313.047373] ? __switch_to_asm+0x34/0x70 [ 313.051540] ? __switch_to_asm+0x40/0x70 [ 313.055634] ? pvclock_read_flags+0x160/0x160 [ 313.060150] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.065703] ? check_preemption_disabled+0x48/0x280 [ 313.070747] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 313.076304] ? rcu_pm_notify+0xc0/0xc0 [ 313.080210] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.085766] ? check_preemption_disabled+0x48/0x280 [ 313.090806] run_timer_softirq+0x52/0xb0 [ 313.094884] ? rcu_read_lock_sched_held+0x14f/0x180 [ 313.099919] __do_softirq+0x308/0xb7e [ 313.103748] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 313.108872] ? trace_hardirqs_off+0xb8/0x310 [ 313.113304] ? rcu_irq_enter+0x18c/0x310 [ 313.117419] ? schedule+0x108/0x460 [ 313.121104] ? __schedule+0x21d0/0x21d0 [ 313.125114] ? trace_hardirqs_off+0xb8/0x310 [ 313.129546] ? smpboot_thread_fn+0x68b/0xa00 [ 313.133978] ? trace_hardirqs_on+0x310/0x310 [ 313.138472] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 313.144035] ? check_preemption_disabled+0x48/0x280 [ 313.149074] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.154638] ? takeover_tasklets+0xa90/0xa90 [ 313.159072] run_ksoftirqd+0x5e/0x100 [ 313.162893] smpboot_thread_fn+0x68b/0xa00 [ 313.167153] ? sort_range+0x30/0x30 [ 313.170806] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 313.175929] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 313.181488] ? __kthread_parkme+0xfb/0x1a0 [ 313.185755] kthread+0x35a/0x420 [ 313.189150] ? sort_range+0x30/0x30 [ 313.192797] ? kthread_stop+0x900/0x900 [ 313.196801] ret_from_fork+0x3a/0x50 [ 313.200546] warn_alloc_show_mem: 1 callbacks suppressed [ 313.200558] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 313.200560] Mem-Info: [ 313.200590] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 313.200590] active_file:16 inactive_file:18 isolated_file:0 [ 313.200590] unevictable:0 dirty:0 writeback:0 unstable:0 [ 313.200590] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 313.200590] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 313.200590] free:13683 free_pcp:153 free_cma:0 [ 313.205961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 313.213002] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 313.215430] Call Trace: [ 313.248416] Node 0 [ 313.257802] [ 313.285339] 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 [ 313.287953] dump_stack+0x244/0x39d [ 313.290181] lowmem_reserve[]: [ 313.292380] ? dump_stack_print_info.cold.1+0x20/0x20 [ 313.317880] 0 2818 [ 313.321564] warn_alloc.cold.117+0xb7/0x1bd [ 313.324648] 6321 [ 313.329858] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 313.332089] 6321 [ 313.336477] ? lock_downgrade+0x900/0x900 [ 313.338534] Node 0 [ 313.343423] ? trace_hardirqs_off+0xb8/0x310 [ 313.345498] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 313.349654] ? trace_hardirqs_off+0xb8/0x310 [ 313.351884] lowmem_reserve[]: [ 313.356311] __alloc_pages_slowpath+0x2660/0x2d70 [ 313.383025] 0 0 [ 313.387505] ? warn_alloc+0x120/0x120 [ 313.390651] 3503 3503 [ 313.395531] ? warn_alloc+0x120/0x120 [ 313.401314] ? print_usage_bug+0xc0/0xc0 [ 313.403805] Node 0 [ 313.407630] ? warn_alloc+0x120/0x120 [ 313.411705] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 313.413931] ? print_usage_bug+0xc0/0xc0 [ 313.417717] lowmem_reserve[]: 0 [ 313.446215] ? __lock_acquire+0x62f/0x4c20 [ 313.450286] 0 [ 313.453582] ? __lock_acquire+0x62f/0x4c20 [ 313.457810] 0 [ 313.459640] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 313.463866] 0 [ 313.465683] ? should_fail+0x22d/0xd01 [ 313.471219] Node 0 [ 313.473045] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 313.476921] DMA: [ 313.479190] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 313.484453] 1*4kB [ 313.486551] ? __lock_acquire+0x62f/0x4c20 [ 313.491636] (U) 0*8kB [ 313.493819] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 313.498042] 0*16kB 1*32kB [ 313.500571] ? __lock_acquire+0x62f/0x4c20 [ 313.505736] (U) [ 313.508604] ? should_fail+0x22d/0xd01 [ 313.512844] 2*64kB [ 313.514840] ? rcu_irq_exit+0x1a2/0x390 [ 313.518719] (U) [ 313.520981] ? mark_held_locks+0x130/0x130 [ 313.524944] 1*128kB [ 313.526935] ? mark_held_locks+0x130/0x130 [ 313.531159] (U) [ 313.533499] ? mark_held_locks+0xc7/0x130 [ 313.537785] 1*256kB (U) [ 313.539797] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 313.543933] 0*512kB 1*1024kB [ 313.546636] ? zap_class+0x640/0x640 [ 313.551643] (U) [ 313.554764] ? print_usage_bug+0xc0/0xc0 [ 313.558469] 1*2048kB (M) [ 313.560478] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.564532] 3*4096kB [ 313.567310] ? check_preemption_disabled+0x48/0x280 [ 313.572836] (M) [ 313.575272] ? __lock_is_held+0xb5/0x140 [ 313.580278] = 15908kB [ 313.582276] __alloc_pages_nodemask+0xa80/0xde0 [ 313.586324] Node 0 [ 313.588781] ? zap_class+0x640/0x640 [ 313.593447] DMA32: [ 313.595702] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 313.599418] 5*4kB [ 313.601675] ? find_held_lock+0x36/0x1c0 [ 313.606677] (UM) [ 313.608851] ? ____cache_alloc_node+0x1c7/0x1e0 [ 313.612900] 1*8kB [ 313.614977] ? lock_downgrade+0x900/0x900 [ 313.619635] (U) 2*16kB [ 313.621820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.625955] (M) [ 313.628562] cache_grow_begin+0xa5/0x8c0 [ 313.634092] 1*32kB [ 313.636084] ? do_raw_spin_unlock+0xa7/0x330 [ 313.640141] (M) [ 313.642434] fallback_alloc+0x204/0x2e0 [ 313.646823] 4*64kB (UM) [ 313.648902] ____cache_alloc_node+0x1c7/0x1e0 [ 313.652875] 5*128kB (UM) [ 313.655574] kmem_cache_alloc_node+0xe3/0x730 [ 313.660130] 4*256kB [ 313.662905] ? ipv6_get_ifaddr+0x42e/0x620 [ 313.667409] (UM) [ 313.669762] __alloc_skb+0x119/0x770 [ 313.673987] 3*512kB [ 313.676068] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 313.679774] (M) [ 313.682114] ? netdev_alloc_frag+0x1f0/0x1f0 [ 313.687411] 3*1024kB [ 313.689424] ? lock_downgrade+0x900/0x900 [ 313.693891] (UM) 3*2048kB [ 313.696376] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.700513] (UM) [ 313.703407] ? refcount_sub_and_test_checked+0x203/0x310 [ 313.708934] 3*4096kB (M) [ 313.711034] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 313.716472] = 25052kB [ 313.716481] Node 0 [ 313.719263] ? addrconf_rs_timer+0x690/0x690 [ 313.724706] Normal: [ 313.727150] ndisc_alloc_skb+0x144/0x340 [ 313.729402] 943*4kB [ 313.733842] ndisc_send_rs+0x331/0x6e0 [ 313.736157] (ME) [ 313.740309] addrconf_rs_timer+0x314/0x690 [ 313.742618] 466*8kB (UME) [ 313.746601] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 313.748658] 200*16kB [ 313.752919] call_timer_fn+0x272/0x920 [ 313.755820] (UME) [ 313.760074] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 313.762483] 78*32kB [ 313.766415] ? process_timeout+0x40/0x40 [ 313.768578] (UME) [ 313.772836] ? __run_timers+0x7da/0xc70 [ 313.775141] 9*64kB (UM) [ 313.779222] ? _raw_spin_unlock_irq+0x27/0x80 [ 313.781632] 0*128kB [ 313.785673] ? _raw_spin_unlock_irq+0x27/0x80 [ 313.788339] 0*256kB 0*512kB [ 313.792917] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 313.795222] 0*1024kB 0*2048kB [ 313.799733] ? lockdep_hardirqs_on+0x296/0x5b0 [ 313.802739] 0*4096kB [ 313.806978] ? trace_hardirqs_on+0xbd/0x310 [ 313.810158] = 13772kB [ 313.814740] ? kasan_check_read+0x11/0x20 [ 313.817140] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 313.821461] ? __run_timers+0x7da/0xc70 [ 313.823878] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 313.828020] ? trace_hardirqs_off_caller+0x310/0x310 [ 313.836834] 172 total pagecache pages [ 313.840803] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 313.849390] 0 pages in swap cache [ 313.854486] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 313.858265] Swap cache stats: add 0, delete 0, find 0/0 [ 313.858275] Free swap = 0kB [ 313.862511] __run_timers+0x7e5/0xc70 [ 313.865943] Total swap = 0kB [ 313.870182] ? timer_fixup_init+0x70/0x70 [ 313.875513] 1965979 pages RAM [ 313.878532] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 313.882307] 0 pages HighMem/MovableOnly [ 313.882317] 342867 pages reserved [ 313.885335] ? zap_class+0x640/0x640 [ 313.889482] 0 pages cma reserved [ 313.892595] ? enqueue_hrtimer+0x1a5/0x560 [ 313.897761] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 313.901630] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 313.901658] ? find_held_lock+0x36/0x1c0 [ 313.905164] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 313.908814] ? zap_class+0x640/0x640 [ 313.912162] ksoftirqd/1 cpuset= [ 313.916402] ? pvclock_read_flags+0x160/0x160 [ 313.922874] / [ 313.928066] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.932120] mems_allowed=0 [ 313.942433] ? check_preemption_disabled+0x48/0x280 [ 313.969103] ? __lock_is_held+0xb5/0x140 [ 313.973197] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.978748] ? check_preemption_disabled+0x48/0x280 [ 313.983777] run_timer_softirq+0x52/0xb0 [ 313.987846] ? rcu_read_lock_sched_held+0x14f/0x180 [ 313.992893] __do_softirq+0x308/0xb7e [ 313.996719] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 314.001224] ? lock_downgrade+0x900/0x900 [ 314.005399] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 314.010526] ? pvclock_read_flags+0x160/0x160 [ 314.015036] ? lapic_next_event+0x5a/0x90 [ 314.019198] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.024753] ? kvm_clock_read+0x18/0x30 [ 314.028738] ? kvm_sched_clock_read+0x9/0x20 [ 314.033215] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.038771] ? check_preemption_disabled+0x48/0x280 [ 314.043809] irq_exit+0x17f/0x1c0 [ 314.047330] smp_apic_timer_interrupt+0x1cb/0x760 [ 314.052208] ? smp_call_function_single_interrupt+0x159/0x650 [ 314.058108] ? smp_call_function_single_interrupt+0x650/0x650 [ 314.064012] ? interrupt_entry+0xb5/0xc0 [ 314.068089] ? trace_hardirqs_off_caller+0xbb/0x310 [ 314.073121] ? trace_hardirqs_off_caller+0xbb/0x310 [ 314.078163] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 314.083025] ? trace_hardirqs_on_caller+0x310/0x310 [ 314.088055] ? trace_hardirqs_on_caller+0x310/0x310 [ 314.093089] ? task_prio+0x50/0x50 [ 314.096648] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.102202] ? check_preemption_disabled+0x48/0x280 [ 314.107241] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 314.112113] apic_timer_interrupt+0xf/0x20 [ 314.116385] [ 314.118649] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 314.123632] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 314.142564] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 314.150305] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 314.157716] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 314.165011] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 314.172400] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 314.179690] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 314.187030] skb_clone+0x1bb/0x500 [ 314.190594] ? finish_task_switch+0x2f4/0x910 [ 314.195123] ? skb_split+0x11e0/0x11e0 [ 314.199035] ? preempt_notifier_register+0x200/0x200 [ 314.204157] ? __switch_to_asm+0x34/0x70 [ 314.208237] ? __switch_to_asm+0x34/0x70 [ 314.212315] ? __switch_to_asm+0x40/0x70 [ 314.216428] ? __switch_to_asm+0x34/0x70 [ 314.220509] ? __switch_to_asm+0x40/0x70 [ 314.224588] ? __switch_to_asm+0x34/0x70 [ 314.228671] ? __switch_to_asm+0x40/0x70 [ 314.232753] ? __switch_to_asm+0x34/0x70 [ 314.236837] ? __switch_to_asm+0x34/0x70 [ 314.240914] ? __switch_to_asm+0x40/0x70 [ 314.244993] ? __switch_to_asm+0x34/0x70 [ 314.249087] bpf_clone_redirect+0xb9/0x490 [ 314.253375] ? __schedule+0x8d7/0x21d0 [ 314.257293] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 314.262332] ? __sched_text_start+0x8/0x8 [ 314.266533] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 314.271315] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 314.275950] ? find_held_lock+0x36/0x1c0 [ 314.280041] ? lock_acquire+0x1ed/0x520 [ 314.284038] ? bpf_test_run+0x3cb/0x780 [ 314.288037] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.293776] ? check_preemption_disabled+0x48/0x280 [ 314.298824] ? kasan_check_read+0x11/0x20 [ 314.303000] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 314.308298] ? rcu_softirq_qs+0x20/0x20 [ 314.312294] ? preempt_schedule+0x4d/0x60 [ 314.316468] ? ___preempt_schedule+0x16/0x18 [ 314.320905] ? bpf_test_run+0x25d/0x780 [ 314.324912] ? netlink_diag_dump+0x2a0/0x2a0 [ 314.329377] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.334937] ? bpf_test_init.isra.10+0x70/0x100 [ 314.339641] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 314.344436] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 314.349299] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 314.354976] ? fput+0x130/0x1a0 [ 314.358277] ? __bpf_prog_get+0x9b/0x290 [ 314.362396] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 314.367264] ? bpf_prog_test_run+0x130/0x1a0 [ 314.371702] ? __x64_sys_bpf+0x3d8/0x520 [ 314.375784] ? bpf_prog_get+0x20/0x20 [ 314.379634] ? do_syscall_64+0x1b9/0x820 [ 314.383714] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 314.389103] ? syscall_return_slowpath+0x5e0/0x5e0 [ 314.394091] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 314.398961] ? trace_hardirqs_on_caller+0x310/0x310 [ 314.404003] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 314.409041] ? prepare_exit_to_usermode+0x291/0x3b0 [ 314.414085] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 314.418960] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 314.424394] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 314.424463] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 314.431002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 314.431007] Call Trace: [ 314.431028] dump_stack+0x244/0x39d [ 314.431050] ? dump_stack_print_info.cold.1+0x20/0x20 [ 314.437605] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 314.446932] warn_alloc.cold.117+0xb7/0x1bd [ 314.449510] syz-executor1 cpuset= [ 314.453153] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 314.458335] syz1 [ 314.468972] ? lock_downgrade+0x900/0x900 [ 314.473297] mems_allowed=0 [ 314.476773] ? trace_hardirqs_off+0xb8/0x310 [ 314.495117] ? trace_hardirqs_off+0xb8/0x310 [ 314.499561] __alloc_pages_slowpath+0x2660/0x2d70 [ 314.504460] ? warn_alloc+0x120/0x120 [ 314.508285] ? warn_alloc+0x120/0x120 [ 314.512119] ? print_usage_bug+0xc0/0xc0 [ 314.516211] ? warn_alloc+0x120/0x120 [ 314.520045] ? print_usage_bug+0xc0/0xc0 [ 314.524146] ? __lock_acquire+0x62f/0x4c20 [ 314.528432] ? __lock_acquire+0x62f/0x4c20 [ 314.532892] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.538464] ? should_fail+0x22d/0xd01 [ 314.542416] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 314.547641] ? __lock_acquire+0x62f/0x4c20 [ 314.551913] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 314.557230] ? __lock_acquire+0x62f/0x4c20 [ 314.561498] ? should_fail+0x22d/0xd01 [ 314.565510] ? find_held_lock+0x36/0x1c0 [ 314.569612] ? mark_held_locks+0x130/0x130 [ 314.573887] ? mark_held_locks+0x130/0x130 [ 314.578154] ? zap_class+0x640/0x640 [ 314.581898] ? zap_class+0x640/0x640 [ 314.585649] ? print_usage_bug+0xc0/0xc0 [ 314.589820] ? do_raw_spin_unlock+0xa7/0x330 [ 314.594268] ? zap_class+0x640/0x640 [ 314.598016] ? print_usage_bug+0xc0/0xc0 [ 314.602104] ? wq_watchdog_touch+0x9c/0xfe [ 314.606562] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.612144] ? check_preemption_disabled+0x48/0x280 [ 314.617208] ? __lock_is_held+0xb5/0x140 [ 314.621306] __alloc_pages_nodemask+0xa80/0xde0 [ 314.626121] ? zap_class+0x640/0x640 [ 314.629887] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 314.635051] ? find_held_lock+0x36/0x1c0 [ 314.639159] ? ____cache_alloc_node+0x1c7/0x1e0 [ 314.643855] ? lock_downgrade+0x900/0x900 [ 314.648030] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.653597] cache_grow_begin+0xa5/0x8c0 [ 314.657683] ? do_raw_spin_unlock+0xa7/0x330 [ 314.662128] fallback_alloc+0x204/0x2e0 [ 314.666138] ____cache_alloc_node+0x1c7/0x1e0 [ 314.670673] kmem_cache_alloc_node+0xe3/0x730 [ 314.675195] ? ipv6_get_ifaddr+0x42e/0x620 [ 314.679466] __alloc_skb+0x119/0x770 [ 314.683207] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 314.688515] ? netdev_alloc_frag+0x1f0/0x1f0 [ 314.692948] ? lock_downgrade+0x900/0x900 [ 314.697133] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.702696] ? refcount_sub_and_test_checked+0x203/0x310 [ 314.708177] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 314.713739] ? addrconf_rs_timer+0x690/0x690 [ 314.718181] ndisc_alloc_skb+0x144/0x340 [ 314.722268] ndisc_send_rs+0x331/0x6e0 [ 314.726183] addrconf_rs_timer+0x314/0x690 [ 314.730450] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 314.734723] call_timer_fn+0x272/0x920 [ 314.738635] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 314.742892] ? process_timeout+0x40/0x40 [ 314.746996] ? __run_timers+0x7da/0xc70 [ 314.750994] ? _raw_spin_unlock_irq+0x27/0x80 [ 314.755508] ? _raw_spin_unlock_irq+0x27/0x80 [ 314.760024] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 314.764286] ? lockdep_hardirqs_on+0x296/0x5b0 [ 314.768899] ? trace_hardirqs_on+0xbd/0x310 [ 314.773241] ? kasan_check_read+0x11/0x20 [ 314.777427] ? __run_timers+0x7da/0xc70 [ 314.781429] ? trace_hardirqs_off_caller+0x310/0x310 [ 314.786564] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 314.790825] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 314.795081] __run_timers+0x7e5/0xc70 [ 314.798924] ? timer_fixup_init+0x70/0x70 [ 314.803094] ? compat_start_thread+0x80/0x80 [ 314.807530] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.813102] ? kasan_check_write+0x14/0x20 [ 314.817395] ? finish_task_switch+0x2f4/0x910 [ 314.821917] ? __switch_to_asm+0x40/0x70 [ 314.826004] ? preempt_notifier_register+0x200/0x200 [ 314.831136] ? __switch_to_asm+0x34/0x70 [ 314.835223] ? __switch_to_asm+0x40/0x70 [ 314.839301] ? __switch_to_asm+0x34/0x70 [ 314.843407] ? __switch_to_asm+0x40/0x70 [ 314.847500] ? __switch_to_asm+0x34/0x70 [ 314.851583] ? __switch_to_asm+0x40/0x70 [ 314.855677] ? pvclock_read_flags+0x160/0x160 [ 314.860221] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.865779] ? check_preemption_disabled+0x48/0x280 [ 314.870826] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 314.876696] ? rcu_pm_notify+0xc0/0xc0 [ 314.880703] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.886264] ? check_preemption_disabled+0x48/0x280 [ 314.891311] run_timer_softirq+0x52/0xb0 [ 314.895415] ? rcu_read_lock_sched_held+0x14f/0x180 [ 314.900457] __do_softirq+0x308/0xb7e [ 314.904288] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 314.909426] ? trace_hardirqs_off+0xb8/0x310 [ 314.913859] ? rcu_irq_enter+0x18c/0x310 [ 314.917945] ? schedule+0x108/0x460 [ 314.921595] ? __schedule+0x21d0/0x21d0 [ 314.925594] ? trace_hardirqs_off+0xb8/0x310 [ 314.930025] ? smpboot_thread_fn+0x68b/0xa00 [ 314.934468] ? trace_hardirqs_on+0x310/0x310 [ 314.938903] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.944463] ? check_preemption_disabled+0x48/0x280 [ 314.949506] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.955069] ? takeover_tasklets+0xa90/0xa90 [ 314.959507] run_ksoftirqd+0x5e/0x100 [ 314.964288] smpboot_thread_fn+0x68b/0xa00 [ 314.968549] ? sort_range+0x30/0x30 [ 314.972209] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 314.977458] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.983096] ? __kthread_parkme+0xfb/0x1a0 [ 314.987898] kthread+0x35a/0x420 [ 314.991287] ? sort_range+0x30/0x30 [ 314.994936] ? kthread_stop+0x900/0x900 [ 314.998934] ret_from_fork+0x3a/0x50 [ 315.002689] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 315.002695] warn_alloc_show_mem: 1 callbacks suppressed [ 315.002703] Mem-Info: [ 315.009741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 315.015136] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 315.015136] active_file:16 inactive_file:18 isolated_file:0 [ 315.015136] unevictable:0 dirty:0 writeback:0 unstable:0 [ 315.015136] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 315.015136] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 315.015136] free:13683 free_pcp:153 free_cma:0 [ 315.017525] Call Trace: [ 315.026937] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 315.059975] [ 315.062572] Node 0 [ 315.090085] dump_stack+0x244/0x39d [ 315.092255] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 315.094484] ? dump_stack_print_info.cold.1+0x20/0x20 [ 315.098097] lowmem_reserve[]: 0 [ 315.123641] warn_alloc.cold.117+0xb7/0x1bd [ 315.128891] 2818 [ 315.132185] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 315.136506] 6321 [ 315.138588] ? lock_downgrade+0x900/0x900 [ 315.143427] 6321 [ 315.145514] ? trace_hardirqs_off+0xb8/0x310 [ 315.149655] Node 0 [ 315.151735] ? trace_hardirqs_off+0xb8/0x310 [ 315.156166] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 315.158425] __alloc_pages_slowpath+0x2660/0x2d70 [ 315.162820] lowmem_reserve[]: 0 [ 315.189597] ? warn_alloc+0x120/0x120 [ 315.194423] 0 [ 315.197804] ? warn_alloc+0x120/0x120 [ 315.201606] 3503 [ 315.203441] ? print_usage_bug+0xc0/0xc0 [ 315.207242] 3503 [ 315.209323] ? warn_alloc+0x120/0x120 [ 315.213408] Node 0 [ 315.215488] ? print_usage_bug+0xc0/0xc0 [ 315.219313] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 315.221542] ? __lock_acquire+0x62f/0x4c20 [ 315.225594] lowmem_reserve[]: 0 [ 315.253910] ? __lock_acquire+0x62f/0x4c20 [ 315.258144] 0 [ 315.261443] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 315.265846] 0 [ 315.267672] ? should_fail+0x22d/0xd01 [ 315.273209] 0 [ 315.275033] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 315.278916] Node 0 [ 315.280738] ? __lock_acquire+0x62f/0x4c20 [ 315.285842] DMA: [ 315.288098] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 315.292333] 1*4kB [ 315.294442] ? __lock_acquire+0x62f/0x4c20 [ 315.299552] (U) [ 315.301716] ? should_fail+0x22d/0xd01 [ 315.305950] 0*8kB [ 315.307941] ? find_held_lock+0x36/0x1c0 [ 315.311823] 0*16kB 1*32kB [ 315.314015] ? mark_held_locks+0x130/0x130 [ 315.318064] (U) [ 315.320924] ? mark_held_locks+0x130/0x130 [ 315.325149] 2*64kB (U) [ 315.327149] ? zap_class+0x640/0x640 [ 315.331405] 1*128kB (U) [ 315.334013] ? zap_class+0x640/0x640 [ 315.337717] 1*256kB (U) [ 315.340425] ? print_usage_bug+0xc0/0xc0 [ 315.344138] 0*512kB [ 315.346822] ? do_raw_spin_unlock+0xa7/0x330 [ 315.350877] 1*1024kB (U) [ 315.353228] ? zap_class+0x640/0x640 [ 315.357633] 1*2048kB (M) [ 315.360422] ? print_usage_bug+0xc0/0xc0 [ 315.364132] 3*4096kB (M) [ 315.366919] ? wq_watchdog_touch+0x9c/0xfe [ 315.370967] = 15908kB [ 315.370976] Node 0 [ 315.373756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.377987] DMA32: [ 315.380432] ? check_preemption_disabled+0x48/0x280 [ 315.382663] 5*4kB [ 315.388405] ? __lock_is_held+0xb5/0x140 [ 315.390635] (UM) [ 315.395668] __alloc_pages_nodemask+0xa80/0xde0 [ 315.397805] 1*8kB (U) [ 315.401964] ? zap_class+0x640/0x640 [ 315.404024] 2*16kB (M) [ 315.408719] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 315.411205] 1*32kB (M) [ 315.414951] ? find_held_lock+0x36/0x1c0 [ 315.417528] 4*64kB [ 315.422563] ? ____cache_alloc_node+0x1c7/0x1e0 [ 315.425142] (UM) [ 315.429221] ? lock_downgrade+0x900/0x900 [ 315.431452] 5*128kB (UM) [ 315.436226] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.438279] 4*256kB (UM) [ 315.442458] cache_grow_begin+0xa5/0x8c0 [ 315.445210] 3*512kB [ 315.450759] ? do_raw_spin_unlock+0xa7/0x330 [ 315.453516] (M) [ 315.457598] fallback_alloc+0x204/0x2e0 [ 315.459915] 3*1024kB [ 315.464340] ____cache_alloc_node+0x1c7/0x1e0 [ 315.466337] (UM) 3*2048kB [ 315.470460] kmem_cache_alloc_node+0xe3/0x730 [ 315.472868] (UM) [ 315.477408] ? ipv6_get_ifaddr+0x42e/0x620 [ 315.480244] 3*4096kB (M) [ 315.484768] __alloc_skb+0x119/0x770 [ 315.486826] = 25052kB [ 315.491082] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 315.493936] Node 0 [ 315.497666] ? netdev_alloc_frag+0x1f0/0x1f0 [ 315.500075] Normal: [ 315.505397] ? lock_downgrade+0x900/0x900 [ 315.507631] 943*4kB [ 315.512059] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.514402] (ME) [ 315.518569] ? refcount_sub_and_test_checked+0x203/0x310 [ 315.520881] 466*8kB (UME) [ 315.526448] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 315.528510] 200*16kB [ 315.533971] ? addrconf_rs_timer+0x690/0x690 [ 315.536810] (UME) 78*32kB [ 315.542290] ndisc_alloc_skb+0x144/0x340 [ 315.544685] (UME) 9*64kB [ 315.549115] ndisc_send_rs+0x331/0x6e0 [ 315.551958] (UM) [ 315.556201] addrconf_rs_timer+0x314/0x690 [ 315.558954] 0*128kB 0*256kB [ 315.562868] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 315.564932] 0*512kB [ 315.569189] call_timer_fn+0x272/0x920 [ 315.572198] 0*1024kB [ 315.576444] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 315.578760] 0*2048kB 0*4096kB [ 315.582673] ? process_timeout+0x40/0x40 [ 315.585072] = 13772kB [ 315.585087] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 315.589334] ? __run_timers+0x7da/0xc70 [ 315.592554] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 315.596630] ? _raw_spin_unlock_irq+0x27/0x80 [ 315.599033] 172 total pagecache pages [ 315.607884] ? _raw_spin_unlock_irq+0x27/0x80 [ 315.611858] 0 pages in swap cache [ 315.620447] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 315.624935] Swap cache stats: add 0, delete 0, find 0/0 [ 315.624944] Free swap = 0kB [ 315.628761] ? lockdep_hardirqs_on+0x296/0x5b0 [ 315.633249] Total swap = 0kB [ 315.633258] 1965979 pages RAM [ 315.636732] ? trace_hardirqs_on+0xbd/0x310 [ 315.640970] 0 pages HighMem/MovableOnly [ 315.640979] 342867 pages reserved [ 315.646390] ? kasan_check_read+0x11/0x20 [ 315.649414] 0 pages cma reserved [ 315.654012] ? __run_timers+0x7da/0xc70 [ 315.657095] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 315.660146] ? trace_hardirqs_off_caller+0x310/0x310 [ 315.664555] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 315.668457] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 315.671908] ksoftirqd/1 cpuset= [ 315.676074] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 315.679439] / [ 315.683433] __run_timers+0x7e5/0xc70 [ 315.689920] mems_allowed=0 [ 315.695044] ? timer_fixup_init+0x70/0x70 [ 315.729762] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 315.734804] ? zap_class+0x640/0x640 [ 315.738547] ? enqueue_hrtimer+0x1a5/0x560 [ 315.742803] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 315.748019] ? find_held_lock+0x36/0x1c0 [ 315.752105] ? zap_class+0x640/0x640 [ 315.755844] ? pvclock_read_flags+0x160/0x160 [ 315.760392] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.765956] ? check_preemption_disabled+0x48/0x280 [ 315.771002] ? __lock_is_held+0xb5/0x140 [ 315.775088] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.780651] ? check_preemption_disabled+0x48/0x280 [ 315.785697] run_timer_softirq+0x52/0xb0 [ 315.789780] ? rcu_read_lock_sched_held+0x14f/0x180 [ 315.794816] __do_softirq+0x308/0xb7e [ 315.798648] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 315.803161] ? lock_downgrade+0x900/0x900 [ 315.807335] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 315.812540] ? pvclock_read_flags+0x160/0x160 [ 315.817063] ? lapic_next_event+0x5a/0x90 [ 315.821234] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.826797] ? kvm_clock_read+0x18/0x30 [ 315.830796] ? kvm_sched_clock_read+0x9/0x20 [ 315.835231] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.840789] ? check_preemption_disabled+0x48/0x280 [ 315.845936] irq_exit+0x17f/0x1c0 [ 315.849427] smp_apic_timer_interrupt+0x1cb/0x760 [ 315.854287] ? smp_call_function_single_interrupt+0x159/0x650 [ 315.860198] ? smp_call_function_single_interrupt+0x650/0x650 [ 315.866105] ? interrupt_entry+0xb5/0xc0 [ 315.870187] ? trace_hardirqs_off_caller+0xbb/0x310 [ 315.875222] ? trace_hardirqs_off_caller+0xbb/0x310 [ 315.880266] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 315.885132] ? trace_hardirqs_on_caller+0x310/0x310 [ 315.890167] ? trace_hardirqs_on_caller+0x310/0x310 [ 315.895206] ? task_prio+0x50/0x50 [ 315.898774] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.904332] ? check_preemption_disabled+0x48/0x280 [ 315.909430] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 315.914302] apic_timer_interrupt+0xf/0x20 [ 315.918551] [ 315.920809] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 315.925758] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 315.944694] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 315.952436] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 315.959730] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 315.967027] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 315.974329] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 315.981742] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 315.989092] skb_clone+0x1bb/0x500 [ 315.992747] ? finish_task_switch+0x2f4/0x910 [ 315.997267] ? skb_split+0x11e0/0x11e0 [ 316.001179] ? preempt_notifier_register+0x200/0x200 [ 316.006311] ? __switch_to_asm+0x34/0x70 [ 316.010423] ? __switch_to_asm+0x34/0x70 [ 316.014509] ? __switch_to_asm+0x40/0x70 [ 316.018594] ? __switch_to_asm+0x34/0x70 [ 316.022682] ? __switch_to_asm+0x40/0x70 [ 316.026771] ? __switch_to_asm+0x34/0x70 [ 316.030966] ? __switch_to_asm+0x40/0x70 [ 316.035049] ? __switch_to_asm+0x34/0x70 [ 316.039136] ? __switch_to_asm+0x34/0x70 [ 316.043218] ? __switch_to_asm+0x40/0x70 [ 316.047300] ? __switch_to_asm+0x34/0x70 [ 316.051424] bpf_clone_redirect+0xb9/0x490 [ 316.055683] ? __schedule+0x8d7/0x21d0 [ 316.059715] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 316.064763] ? __sched_text_start+0x8/0x8 [ 316.068943] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 316.073827] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 316.078440] ? find_held_lock+0x36/0x1c0 [ 316.082531] ? lock_acquire+0x1ed/0x520 [ 316.086627] ? bpf_test_run+0x3cb/0x780 [ 316.090653] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.096215] ? check_preemption_disabled+0x48/0x280 [ 316.101261] ? kasan_check_read+0x11/0x20 [ 316.105438] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 316.110758] ? rcu_softirq_qs+0x20/0x20 [ 316.114755] ? preempt_schedule+0x4d/0x60 [ 316.118925] ? ___preempt_schedule+0x16/0x18 [ 316.123428] ? bpf_test_run+0x25d/0x780 [ 316.127441] ? netlink_diag_dump+0x2a0/0x2a0 [ 316.131992] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.137553] ? bpf_test_init.isra.10+0x70/0x100 [ 316.142249] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 316.147048] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 316.151912] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 316.157467] ? fput+0x130/0x1a0 [ 316.160776] ? __bpf_prog_get+0x9b/0x290 [ 316.164867] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 316.169736] ? bpf_prog_test_run+0x130/0x1a0 [ 316.174168] ? __x64_sys_bpf+0x3d8/0x520 [ 316.178251] ? bpf_prog_get+0x20/0x20 [ 316.182092] ? do_syscall_64+0x1b9/0x820 [ 316.186177] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 316.191657] ? syscall_return_slowpath+0x5e0/0x5e0 [ 316.196606] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 316.201479] ? trace_hardirqs_on_caller+0x310/0x310 [ 316.206524] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 316.211561] ? prepare_exit_to_usermode+0x291/0x3b0 [ 316.216606] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 316.221651] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 316.227131] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 316.227198] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 316.233746] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 316.233752] Call Trace: [ 316.233773] dump_stack+0x244/0x39d [ 316.233792] ? dump_stack_print_info.cold.1+0x20/0x20 [ 316.233820] warn_alloc.cold.117+0xb7/0x1bd [ 316.240401] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 316.249686] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 316.252265] syz-executor1 cpuset= [ 316.255907] ? lock_downgrade+0x900/0x900 [ 316.261095] syz1 [ 316.265442] ? trace_hardirqs_off+0xb8/0x310 [ 316.275915] mems_allowed=0 [ 316.297778] ? trace_hardirqs_off+0xb8/0x310 [ 316.302220] __alloc_pages_slowpath+0x2660/0x2d70 [ 316.307124] ? warn_alloc+0x120/0x120 [ 316.310961] ? warn_alloc+0x120/0x120 [ 316.314791] ? print_usage_bug+0xc0/0xc0 [ 316.318873] ? warn_alloc+0x120/0x120 [ 316.322708] ? print_usage_bug+0xc0/0xc0 [ 316.326798] ? __lock_acquire+0x62f/0x4c20 [ 316.331096] ? __lock_acquire+0x62f/0x4c20 [ 316.335399] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.340974] ? should_fail+0x22d/0xd01 [ 316.344895] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 316.350025] ? __lock_acquire+0x62f/0x4c20 [ 316.354283] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 316.359421] ? __lock_acquire+0x62f/0x4c20 [ 316.363676] ? should_fail+0x22d/0xd01 [ 316.367584] ? find_held_lock+0x36/0x1c0 [ 316.371678] ? mark_held_locks+0x130/0x130 [ 316.375939] ? mark_held_locks+0x130/0x130 [ 316.380190] ? zap_class+0x640/0x640 [ 316.383930] ? mark_held_locks+0xc7/0x130 [ 316.388096] ? do_raw_spin_unlock+0xa7/0x330 [ 316.392529] ? zap_class+0x640/0x640 [ 316.396266] ? print_usage_bug+0xc0/0xc0 [ 316.400382] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.405946] ? check_preemption_disabled+0x48/0x280 [ 316.410991] ? __lock_is_held+0xb5/0x140 [ 316.415082] __alloc_pages_nodemask+0xa80/0xde0 [ 316.419781] ? zap_class+0x640/0x640 [ 316.423525] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 316.428575] ? find_held_lock+0x36/0x1c0 [ 316.432665] ? ____cache_alloc_node+0x1c7/0x1e0 [ 316.437404] ? lock_downgrade+0x900/0x900 [ 316.441586] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.447157] cache_grow_begin+0xa5/0x8c0 [ 316.451236] ? do_raw_spin_unlock+0xa7/0x330 [ 316.455678] fallback_alloc+0x204/0x2e0 [ 316.459690] ____cache_alloc_node+0x1c7/0x1e0 [ 316.464210] kmem_cache_alloc_node+0xe3/0x730 [ 316.468730] ? ipv6_get_ifaddr+0x42e/0x620 [ 316.473003] __alloc_skb+0x119/0x770 [ 316.476739] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 316.482042] ? netdev_alloc_frag+0x1f0/0x1f0 [ 316.486472] ? lock_downgrade+0x900/0x900 [ 316.490651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.496220] ? refcount_sub_and_test_checked+0x203/0x310 [ 316.501698] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 316.507167] ? addrconf_rs_timer+0x690/0x690 [ 316.511608] ndisc_alloc_skb+0x144/0x340 [ 316.515692] ndisc_send_rs+0x331/0x6e0 [ 316.519603] addrconf_rs_timer+0x314/0x690 [ 316.523864] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 316.528141] call_timer_fn+0x272/0x920 [ 316.532048] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 316.536303] ? process_timeout+0x40/0x40 [ 316.540422] ? __run_timers+0x7da/0xc70 [ 316.544428] ? _raw_spin_unlock_irq+0x27/0x80 [ 316.548946] ? _raw_spin_unlock_irq+0x27/0x80 [ 316.553462] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 316.557717] ? lockdep_hardirqs_on+0x296/0x5b0 [ 316.562323] ? trace_hardirqs_on+0xbd/0x310 [ 316.566694] ? kasan_check_read+0x11/0x20 [ 316.570882] ? __run_timers+0x7da/0xc70 [ 316.574881] ? trace_hardirqs_off_caller+0x310/0x310 [ 316.580007] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 316.584270] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 316.588527] __run_timers+0x7e5/0xc70 [ 316.592392] ? timer_fixup_init+0x70/0x70 [ 316.596563] ? compat_start_thread+0x80/0x80 [ 316.600998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.606566] ? kasan_check_write+0x14/0x20 [ 316.610821] ? finish_task_switch+0x2f4/0x910 [ 316.615340] ? __switch_to_asm+0x40/0x70 [ 316.619461] ? preempt_notifier_register+0x200/0x200 [ 316.624589] ? __switch_to_asm+0x34/0x70 [ 316.628671] ? __switch_to_asm+0x40/0x70 [ 316.632762] ? __switch_to_asm+0x34/0x70 [ 316.636838] ? __switch_to_asm+0x40/0x70 [ 316.640918] ? __switch_to_asm+0x34/0x70 [ 316.645110] ? __switch_to_asm+0x40/0x70 [ 316.649209] ? pvclock_read_flags+0x160/0x160 [ 316.653735] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.659298] ? check_preemption_disabled+0x48/0x280 [ 316.664376] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 316.669944] ? rcu_pm_notify+0xc0/0xc0 [ 316.673877] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.679551] ? check_preemption_disabled+0x48/0x280 [ 316.684598] run_timer_softirq+0x52/0xb0 [ 316.688686] ? rcu_read_lock_sched_held+0x14f/0x180 [ 316.693727] __do_softirq+0x308/0xb7e [ 316.697558] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 316.702680] ? trace_hardirqs_off+0xb8/0x310 [ 316.707110] ? rcu_irq_enter+0x18c/0x310 [ 316.711205] ? schedule+0x108/0x460 [ 316.714938] ? __schedule+0x21d0/0x21d0 [ 316.718943] ? trace_hardirqs_off+0xb8/0x310 [ 316.723407] ? smpboot_thread_fn+0x68b/0xa00 [ 316.727839] ? trace_hardirqs_on+0x310/0x310 [ 316.732268] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.737830] ? check_preemption_disabled+0x48/0x280 [ 316.742869] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.748432] ? takeover_tasklets+0xa90/0xa90 [ 316.752947] run_ksoftirqd+0x5e/0x100 [ 316.756778] smpboot_thread_fn+0x68b/0xa00 [ 316.761052] ? sort_range+0x30/0x30 [ 316.764704] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 316.769829] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.775418] ? __kthread_parkme+0xfb/0x1a0 [ 316.779680] kthread+0x35a/0x420 [ 316.783066] ? sort_range+0x30/0x30 [ 316.786715] ? kthread_stop+0x900/0x900 [ 316.790715] ret_from_fork+0x3a/0x50 [ 316.794464] warn_alloc_show_mem: 1 callbacks suppressed [ 316.794477] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 316.794479] Mem-Info: [ 316.794509] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 316.794509] active_file:16 inactive_file:18 isolated_file:0 [ 316.794509] unevictable:0 dirty:0 writeback:0 unstable:0 [ 316.794509] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 316.794509] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 316.794509] free:13683 free_pcp:153 free_cma:0 [ 316.799879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 316.807122] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 316.809536] Call Trace: [ 316.842610] Node 0 [ 316.851989] [ 316.880020] 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 [ 316.882786] dump_stack+0x244/0x39d [ 316.885013] lowmem_reserve[]: [ 316.887178] ? dump_stack_print_info.cold.1+0x20/0x20 [ 316.912676] 0 2818 [ 316.916378] warn_alloc.cold.117+0xb7/0x1bd [ 316.919467] 6321 [ 316.924694] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 316.926931] 6321 [ 316.931268] ? lock_downgrade+0x900/0x900 [ 316.933329] Node 0 [ 316.938229] ? trace_hardirqs_off+0xb8/0x310 [ 316.940310] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 316.944541] ? trace_hardirqs_off+0xb8/0x310 [ 316.946777] lowmem_reserve[]: 0 [ 316.951222] __alloc_pages_slowpath+0x2660/0x2d70 [ 316.977932] 0 3503 [ 316.982436] ? warn_alloc+0x120/0x120 [ 316.986219] 3503 [ 316.991103] ? warn_alloc+0x120/0x120 [ 316.993342] Node 0 [ 316.997194] ? print_usage_bug+0xc0/0xc0 [ 316.999302] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 317.003097] ? warn_alloc+0x120/0x120 [ 317.005329] lowmem_reserve[]: 0 [ 317.009451] ? print_usage_bug+0xc0/0xc0 [ 317.037807] 0 0 [ 317.041827] ? __lock_acquire+0x62f/0x4c20 [ 317.045100] 0 [ 317.049180] ? __lock_acquire+0x62f/0x4c20 [ 317.055431] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 317.057227] Node 0 [ 317.061479] ? should_fail+0x22d/0xd01 [ 317.067011] DMA: [ 317.069268] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 317.073153] 1*4kB [ 317.075236] ? __lock_acquire+0x62f/0x4c20 [ 317.080336] (U) [ 317.082531] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 317.086756] 0*8kB 0*16kB [ 317.088760] ? __lock_acquire+0x62f/0x4c20 [ 317.093929] 1*32kB (U) [ 317.096713] ? should_fail+0x22d/0xd01 [ 317.100944] 2*64kB (U) [ 317.103555] ? find_held_lock+0x36/0x1c0 [ 317.107447] 1*128kB [ 317.110057] ? mark_held_locks+0x130/0x130 [ 317.114101] (U) 1*256kB [ 317.116455] ? mark_held_locks+0x130/0x130 [ 317.120685] (U) [ 317.123396] ? zap_class+0x640/0x640 [ 317.123411] ? zap_class+0x640/0x640 [ 317.127648] 0*512kB [ 317.129646] ? print_usage_bug+0xc0/0xc0 [ 317.133385] 1*1024kB [ 317.137111] ? do_raw_spin_unlock+0xa7/0x330 [ 317.139437] (U) [ 317.143517] ? zap_class+0x640/0x640 [ 317.145927] 1*2048kB [ 317.150381] ? print_usage_bug+0xc0/0xc0 [ 317.152384] (M) [ 317.156113] ? wq_watchdog_touch+0x9c/0xfe [ 317.158527] 3*4096kB [ 317.162601] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.164576] (M) [ 317.168826] ? check_preemption_disabled+0x48/0x280 [ 317.171240] = 15908kB [ 317.176796] ? __lock_is_held+0xb5/0x140 [ 317.178772] Node 0 [ 317.183803] __alloc_pages_nodemask+0xa80/0xde0 [ 317.186221] DMA32: 5*4kB [ 317.190305] ? zap_class+0x640/0x640 [ 317.192540] (UM) [ 317.197308] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 317.200058] 1*8kB (U) [ 317.203803] ? find_held_lock+0x36/0x1c0 [ 317.205855] 2*16kB (M) [ 317.210900] ? ____cache_alloc_node+0x1c7/0x1e0 [ 317.213407] 1*32kB (M) [ 317.217503] ? lock_downgrade+0x900/0x900 [ 317.220086] 4*64kB [ 317.224844] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.227424] (UM) [ 317.231591] cache_grow_begin+0xa5/0x8c0 [ 317.233826] 5*128kB (UM) [ 317.239416] ? do_raw_spin_unlock+0xa7/0x330 [ 317.241478] 4*256kB [ 317.245565] fallback_alloc+0x204/0x2e0 [ 317.248319] (UM) [ 317.252756] ____cache_alloc_node+0x1c7/0x1e0 [ 317.255084] 3*512kB [ 317.259076] kmem_cache_alloc_node+0xe3/0x730 [ 317.261138] (M) [ 317.265658] ? ipv6_get_ifaddr+0x42e/0x620 [ 317.267971] 3*1024kB (UM) [ 317.272498] __alloc_skb+0x119/0x770 [ 317.274466] 3*2048kB [ 317.278717] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 317.281547] (UM) 3*4096kB [ 317.285284] ? netdev_alloc_frag+0x1f0/0x1f0 [ 317.287691] (M) [ 317.292982] ? lock_downgrade+0x900/0x900 [ 317.295824] = 25052kB [ 317.300254] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.302223] Node 0 [ 317.306414] ? refcount_sub_and_test_checked+0x203/0x310 [ 317.308819] Normal: [ 317.314486] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 317.316719] 943*4kB [ 317.322185] ? addrconf_rs_timer+0x690/0x690 [ 317.324503] (ME) [ 317.329975] ndisc_alloc_skb+0x144/0x340 [ 317.332286] 466*8kB (UME) [ 317.336866] ndisc_send_rs+0x331/0x6e0 [ 317.338928] 200*16kB [ 317.343103] addrconf_rs_timer+0x314/0x690 [ 317.345954] (UME) [ 317.349860] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 317.352267] 78*32kB [ 317.356531] call_timer_fn+0x272/0x920 [ 317.358669] (UME) [ 317.362917] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 317.365233] 9*64kB (UM) [ 317.369146] ? process_timeout+0x40/0x40 [ 317.371291] 0*128kB [ 317.375546] ? __run_timers+0x7da/0xc70 [ 317.378208] 0*256kB 0*512kB [ 317.382295] ? _raw_spin_unlock_irq+0x27/0x80 [ 317.384609] 0*1024kB 0*2048kB [ 317.388626] ? _raw_spin_unlock_irq+0x27/0x80 [ 317.391635] 0*4096kB = 13772kB [ 317.396237] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 317.399436] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 317.403945] ? lockdep_hardirqs_on+0x296/0x5b0 [ 317.407146] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 317.411420] ? trace_hardirqs_on+0xbd/0x310 [ 317.420251] 172 total pagecache pages [ 317.424929] ? kasan_check_read+0x11/0x20 [ 317.433510] 0 pages in swap cache [ 317.437871] ? __run_timers+0x7da/0xc70 [ 317.441692] Swap cache stats: add 0, delete 0, find 0/0 [ 317.445851] ? trace_hardirqs_off_caller+0x310/0x310 [ 317.449301] Free swap = 0kB [ 317.453291] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 317.458652] Total swap = 0kB [ 317.463781] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 317.466795] 1965979 pages RAM [ 317.471182] __run_timers+0x7e5/0xc70 [ 317.474190] 0 pages HighMem/MovableOnly [ 317.474199] 342867 pages reserved [ 317.478462] ? timer_fixup_init+0x70/0x70 [ 317.481551] 0 pages cma reserved [ 317.481633] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 317.485407] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 317.489465] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 317.492878] ? zap_class+0x640/0x640 [ 317.497024] ksoftirqd/1 cpuset= [ 317.500454] ? enqueue_hrtimer+0x1a5/0x560 [ 317.506947] / [ 317.511989] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 317.522306] mems_allowed=0 [ 317.543578] ? find_held_lock+0x36/0x1c0 [ 317.547683] ? zap_class+0x640/0x640 [ 317.551444] ? pvclock_read_flags+0x160/0x160 [ 317.555969] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.561647] ? check_preemption_disabled+0x48/0x280 [ 317.566701] ? __lock_is_held+0xb5/0x140 [ 317.570783] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.576344] ? check_preemption_disabled+0x48/0x280 [ 317.581433] run_timer_softirq+0x52/0xb0 [ 317.585524] ? rcu_read_lock_sched_held+0x14f/0x180 [ 317.590566] __do_softirq+0x308/0xb7e [ 317.594417] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 317.598937] ? lock_downgrade+0x900/0x900 [ 317.603112] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 317.608256] ? pvclock_read_flags+0x160/0x160 [ 317.612778] ? lapic_next_event+0x5a/0x90 [ 317.616949] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.622516] ? kvm_clock_read+0x18/0x30 [ 317.626531] ? kvm_sched_clock_read+0x9/0x20 [ 317.630976] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.636549] ? check_preemption_disabled+0x48/0x280 [ 317.641595] irq_exit+0x17f/0x1c0 [ 317.645076] smp_apic_timer_interrupt+0x1cb/0x760 [ 317.649969] ? smp_call_function_single_interrupt+0x159/0x650 [ 317.655875] ? smp_call_function_single_interrupt+0x650/0x650 [ 317.661784] ? interrupt_entry+0xb5/0xc0 [ 317.665868] ? trace_hardirqs_off_caller+0xbb/0x310 [ 317.670907] ? trace_hardirqs_off_caller+0xbb/0x310 [ 317.676071] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 317.680937] ? trace_hardirqs_on_caller+0x310/0x310 [ 317.685975] ? trace_hardirqs_on_caller+0x310/0x310 [ 317.691104] ? task_prio+0x50/0x50 [ 317.694668] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.700231] ? check_preemption_disabled+0x48/0x280 [ 317.705286] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 317.710164] apic_timer_interrupt+0xf/0x20 [ 317.714419] [ 317.716681] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 317.721638] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 317.740657] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 317.748412] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 317.755779] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 317.763069] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 317.770391] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 317.777758] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 317.785097] skb_clone+0x1bb/0x500 [ 317.788665] ? finish_task_switch+0x2f4/0x910 [ 317.793189] ? skb_split+0x11e0/0x11e0 [ 317.797107] ? preempt_notifier_register+0x200/0x200 [ 317.802236] ? __switch_to_asm+0x34/0x70 [ 317.806323] ? __switch_to_asm+0x34/0x70 [ 317.810441] ? __switch_to_asm+0x40/0x70 [ 317.814522] ? __switch_to_asm+0x34/0x70 [ 317.818605] ? __switch_to_asm+0x40/0x70 [ 317.822700] ? __switch_to_asm+0x34/0x70 [ 317.826780] ? __switch_to_asm+0x40/0x70 [ 317.830861] ? __switch_to_asm+0x34/0x70 [ 317.834945] ? __switch_to_asm+0x34/0x70 [ 317.839026] ? __switch_to_asm+0x40/0x70 [ 317.843106] ? __switch_to_asm+0x34/0x70 [ 317.847202] bpf_clone_redirect+0xb9/0x490 [ 317.851462] ? __schedule+0x8d7/0x21d0 [ 317.855403] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 317.860445] ? __sched_text_start+0x8/0x8 [ 317.864633] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 317.869511] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 317.874118] ? find_held_lock+0x36/0x1c0 [ 317.878213] ? lock_acquire+0x1ed/0x520 [ 317.882209] ? bpf_test_run+0x3cb/0x780 [ 317.886210] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.891885] ? check_preemption_disabled+0x48/0x280 [ 317.896933] ? kasan_check_read+0x11/0x20 [ 317.901196] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 317.906505] ? rcu_softirq_qs+0x20/0x20 [ 317.910502] ? preempt_schedule+0x4d/0x60 [ 317.914674] ? ___preempt_schedule+0x16/0x18 [ 317.919114] ? bpf_test_run+0x25d/0x780 [ 317.923126] ? netlink_diag_dump+0x2a0/0x2a0 [ 317.927565] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 317.933128] ? bpf_test_init.isra.10+0x70/0x100 [ 317.937833] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 317.942641] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 317.947597] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 317.953181] ? fput+0x130/0x1a0 [ 317.956490] ? __bpf_prog_get+0x9b/0x290 [ 317.960608] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 317.965491] ? bpf_prog_test_run+0x130/0x1a0 [ 317.969933] ? __x64_sys_bpf+0x3d8/0x520 [ 317.974020] ? bpf_prog_get+0x20/0x20 [ 317.977865] ? do_syscall_64+0x1b9/0x820 [ 317.981954] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 317.987380] ? syscall_return_slowpath+0x5e0/0x5e0 [ 317.992334] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 317.997233] ? trace_hardirqs_on_caller+0x310/0x310 [ 318.002275] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 318.007315] ? prepare_exit_to_usermode+0x291/0x3b0 [ 318.012417] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 318.017292] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 318.022703] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 318.022772] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 318.029418] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 318.029428] Call Trace: [ 318.036030] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 318.045307] dump_stack+0x244/0x39d [ 318.047889] syz-executor1 cpuset= [ 318.058501] ? dump_stack_print_info.cold.1+0x20/0x20 [ 318.062121] syz1 mems_allowed=0 [ 318.065616] warn_alloc.cold.117+0xb7/0x1bd [ 318.078435] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 318.083414] ? lock_downgrade+0x900/0x900 [ 318.087596] ? trace_hardirqs_off+0xb8/0x310 [ 318.092032] ? trace_hardirqs_off+0xb8/0x310 [ 318.096475] __alloc_pages_slowpath+0x2660/0x2d70 [ 318.101479] ? warn_alloc+0x120/0x120 [ 318.105309] ? warn_alloc+0x120/0x120 [ 318.109139] ? print_usage_bug+0xc0/0xc0 [ 318.113224] ? warn_alloc+0x120/0x120 [ 318.117130] ? print_usage_bug+0xc0/0xc0 [ 318.121218] ? __lock_acquire+0x62f/0x4c20 [ 318.125479] ? __lock_acquire+0x62f/0x4c20 [ 318.129744] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.135302] ? should_fail+0x22d/0xd01 [ 318.139214] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 318.144339] ? __lock_acquire+0x62f/0x4c20 [ 318.148634] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 318.153757] ? __lock_acquire+0x62f/0x4c20 [ 318.158086] ? should_fail+0x22d/0xd01 [ 318.162001] ? find_held_lock+0x36/0x1c0 [ 318.166090] ? mark_held_locks+0x130/0x130 [ 318.170386] ? mark_held_locks+0x130/0x130 [ 318.174642] ? zap_class+0x640/0x640 [ 318.178407] ? zap_class+0x640/0x640 [ 318.182147] ? print_usage_bug+0xc0/0xc0 [ 318.186414] ? do_raw_spin_unlock+0xa7/0x330 [ 318.190848] ? zap_class+0x640/0x640 [ 318.194587] ? print_usage_bug+0xc0/0xc0 [ 318.198665] ? wq_watchdog_touch+0x9c/0xfe [ 318.202924] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.208483] ? check_preemption_disabled+0x48/0x280 [ 318.213533] ? __lock_is_held+0xb5/0x140 [ 318.217621] __alloc_pages_nodemask+0xa80/0xde0 [ 318.222309] ? zap_class+0x640/0x640 [ 318.226050] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 318.231098] ? find_held_lock+0x36/0x1c0 [ 318.235198] ? ____cache_alloc_node+0x1c7/0x1e0 [ 318.239891] ? lock_downgrade+0x900/0x900 [ 318.244071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.249747] cache_grow_begin+0xa5/0x8c0 [ 318.253832] ? do_raw_spin_unlock+0xa7/0x330 [ 318.258273] fallback_alloc+0x204/0x2e0 [ 318.262275] ____cache_alloc_node+0x1c7/0x1e0 [ 318.266797] kmem_cache_alloc_node+0xe3/0x730 [ 318.271315] ? ipv6_get_ifaddr+0x42e/0x620 [ 318.275613] __alloc_skb+0x119/0x770 [ 318.279537] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 318.284843] ? netdev_alloc_frag+0x1f0/0x1f0 [ 318.289274] ? lock_downgrade+0x900/0x900 [ 318.293453] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.299012] ? refcount_sub_and_test_checked+0x203/0x310 [ 318.304494] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 318.309966] ? addrconf_rs_timer+0x690/0x690 [ 318.314437] ndisc_alloc_skb+0x144/0x340 [ 318.318524] ndisc_send_rs+0x331/0x6e0 [ 318.322440] addrconf_rs_timer+0x314/0x690 [ 318.326705] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 318.330976] call_timer_fn+0x272/0x920 [ 318.334885] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 318.339148] ? process_timeout+0x40/0x40 [ 318.343243] ? __run_timers+0x7da/0xc70 [ 318.347240] ? _raw_spin_unlock_irq+0x27/0x80 [ 318.351770] ? _raw_spin_unlock_irq+0x27/0x80 [ 318.356284] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 318.360538] ? lockdep_hardirqs_on+0x296/0x5b0 [ 318.365147] ? trace_hardirqs_on+0xbd/0x310 [ 318.369494] ? kasan_check_read+0x11/0x20 [ 318.373668] ? __run_timers+0x7da/0xc70 [ 318.377667] ? trace_hardirqs_off_caller+0x310/0x310 [ 318.382797] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 318.387060] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 318.391314] __run_timers+0x7e5/0xc70 [ 318.395178] ? timer_fixup_init+0x70/0x70 [ 318.399345] ? compat_start_thread+0x80/0x80 [ 318.403815] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.409415] ? kasan_check_write+0x14/0x20 [ 318.413673] ? finish_task_switch+0x2f4/0x910 [ 318.418187] ? __switch_to_asm+0x40/0x70 [ 318.422276] ? preempt_notifier_register+0x200/0x200 [ 318.427430] ? __switch_to_asm+0x34/0x70 [ 318.431634] ? __switch_to_asm+0x40/0x70 [ 318.435817] ? __switch_to_asm+0x34/0x70 [ 318.439928] ? __switch_to_asm+0x40/0x70 [ 318.444017] ? __switch_to_asm+0x34/0x70 [ 318.448100] ? __switch_to_asm+0x40/0x70 [ 318.452207] ? pvclock_read_flags+0x160/0x160 [ 318.456851] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.462425] ? check_preemption_disabled+0x48/0x280 [ 318.467472] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 318.473032] ? rcu_pm_notify+0xc0/0xc0 [ 318.476941] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.482499] ? check_preemption_disabled+0x48/0x280 [ 318.487547] run_timer_softirq+0x52/0xb0 [ 318.491647] ? rcu_read_lock_sched_held+0x14f/0x180 [ 318.496688] __do_softirq+0x308/0xb7e [ 318.500521] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 318.505646] ? trace_hardirqs_off+0xb8/0x310 [ 318.510078] ? rcu_irq_enter+0x18c/0x310 [ 318.514169] ? schedule+0x108/0x460 [ 318.517818] ? __schedule+0x21d0/0x21d0 [ 318.521830] ? trace_hardirqs_off+0xb8/0x310 [ 318.526265] ? smpboot_thread_fn+0x68b/0xa00 [ 318.530697] ? trace_hardirqs_on+0x310/0x310 [ 318.535146] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.540826] ? check_preemption_disabled+0x48/0x280 [ 318.545863] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.551432] ? takeover_tasklets+0xa90/0xa90 [ 318.555867] run_ksoftirqd+0x5e/0x100 [ 318.559697] smpboot_thread_fn+0x68b/0xa00 [ 318.563960] ? sort_range+0x30/0x30 [ 318.567637] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 318.572847] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.578429] ? __kthread_parkme+0xfb/0x1a0 [ 318.582703] kthread+0x35a/0x420 [ 318.586094] ? sort_range+0x30/0x30 [ 318.589751] ? kthread_stop+0x900/0x900 [ 318.593759] ret_from_fork+0x3a/0x50 [ 318.597698] warn_alloc_show_mem: 1 callbacks suppressed [ 318.597710] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 318.597712] Mem-Info: [ 318.597742] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 318.597742] active_file:16 inactive_file:18 isolated_file:0 [ 318.597742] unevictable:0 dirty:0 writeback:0 unstable:0 [ 318.597742] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 318.597742] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 318.597742] free:13683 free_pcp:153 free_cma:0 [ 318.603227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 318.610273] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 318.612704] Call Trace: [ 318.645601] Node 0 [ 318.654983] [ 318.682594] 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 [ 318.685180] dump_stack+0x244/0x39d [ 318.687491] lowmem_reserve[]: [ 318.689666] ? dump_stack_print_info.cold.1+0x20/0x20 [ 318.715170] 0 [ 318.718843] warn_alloc.cold.117+0xb7/0x1bd [ 318.721932] 2818 [ 318.727147] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 318.728942] 6321 6321 [ 318.733291] ? lock_downgrade+0x900/0x900 [ 318.735382] Node 0 [ 318.740246] ? trace_hardirqs_off+0xb8/0x310 [ 318.742764] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 318.746903] ? trace_hardirqs_off+0xb8/0x310 [ 318.749138] lowmem_reserve[]: [ 318.753569] __alloc_pages_slowpath+0x2660/0x2d70 [ 318.780384] 0 0 [ 318.784857] ? warn_alloc+0x120/0x120 [ 318.787928] 3503 3503 [ 318.792797] ? warn_alloc+0x120/0x120 [ 318.798584] ? print_usage_bug+0xc0/0xc0 [ 318.801077] Node 0 [ 318.804888] ? warn_alloc+0x120/0x120 [ 318.809049] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 318.811385] ? print_usage_bug+0xc0/0xc0 [ 318.815186] lowmem_reserve[]: [ 318.843491] ? __lock_acquire+0x62f/0x4c20 [ 318.847550] 0 [ 318.850672] ? __lock_acquire+0x62f/0x4c20 [ 318.854970] 0 0 [ 318.856816] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.861050] 0 [ 318.863045] ? should_fail+0x22d/0xd01 [ 318.870427] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 318.874319] Node 0 DMA: [ 318.880124] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 318.880142] ? __lock_acquire+0x62f/0x4c20 [ 318.882905] 1*4kB [ 318.888025] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 318.892249] (U) 0*8kB [ 318.894437] ? __lock_acquire+0x62f/0x4c20 [ 318.899533] 0*16kB 1*32kB [ 318.902057] ? should_fail+0x22d/0xd01 [ 318.906283] (U) 2*64kB [ 318.909161] ? rcu_irq_exit+0x1a2/0x390 [ 318.913044] (U) [ 318.915654] ? mark_held_locks+0x130/0x130 [ 318.919615] 1*128kB (U) [ 318.921631] ? mark_held_locks+0x130/0x130 [ 318.925860] 1*256kB (U) [ 318.928567] ? mark_held_locks+0xc7/0x130 [ 318.932806] 0*512kB 1*1024kB [ 318.935509] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 318.939650] (U) 1*2048kB [ 318.942788] ? zap_class+0x640/0x640 [ 318.947796] (M) 3*4096kB [ 318.950588] ? print_usage_bug+0xc0/0xc0 [ 318.954304] (M) [ 318.957087] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.961141] = 15908kB [ 318.961151] Node 0 [ 318.963159] ? check_preemption_disabled+0x48/0x280 [ 318.968697] DMA32: [ 318.971134] ? __lock_is_held+0xb5/0x140 [ 318.973403] 5*4kB [ 318.978444] __alloc_pages_nodemask+0xa80/0xde0 [ 318.980675] (UM) [ 318.985014] ? zap_class+0x640/0x640 [ 318.987162] 1*8kB (U) [ 318.991870] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 318.993934] 2*16kB (M) [ 318.997683] ? find_held_lock+0x36/0x1c0 [ 319.000173] 1*32kB [ 319.005210] ? ____cache_alloc_node+0x1c7/0x1e0 [ 319.007792] (M) [ 319.011875] ? lock_downgrade+0x900/0x900 [ 319.014131] 4*64kB [ 319.018825] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.020800] (UM) 5*128kB [ 319.024977] cache_grow_begin+0xa5/0x8c0 [ 319.027211] (UM) 4*256kB [ 319.032781] ? do_raw_spin_unlock+0xa7/0x330 [ 319.035540] (UM) 3*512kB [ 319.039637] fallback_alloc+0x204/0x2e0 [ 319.042413] (M) 3*1024kB [ 319.046852] ____cache_alloc_node+0x1c7/0x1e0 [ 319.049601] (UM) 3*2048kB [ 319.053608] kmem_cache_alloc_node+0xe3/0x730 [ 319.056396] (UM) [ 319.060918] ? ipv6_get_ifaddr+0x42e/0x620 [ 319.063767] 3*4096kB (M) [ 319.068295] __alloc_skb+0x119/0x770 [ 319.070347] = 25052kB [ 319.070387] Node 0 [ 319.074647] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 319.077410] Normal: 943*4kB [ 319.081150] ? netdev_alloc_frag+0x1f0/0x1f0 [ 319.083559] (ME) [ 319.085826] ? lock_downgrade+0x900/0x900 [ 319.091104] 466*8kB (UME) [ 319.094156] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.098574] 200*16kB [ 319.100656] ? refcount_sub_and_test_checked+0x203/0x310 [ 319.104805] (UME) [ 319.107672] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 319.113208] 78*32kB (UME) [ 319.115650] ? addrconf_rs_timer+0x690/0x690 [ 319.121098] 9*64kB (UM) [ 319.123287] ndisc_alloc_skb+0x144/0x340 [ 319.128722] 0*128kB 0*256kB [ 319.131597] ndisc_send_rs+0x331/0x6e0 [ 319.136003] 0*512kB [ 319.138700] addrconf_rs_timer+0x314/0x690 [ 319.142751] 0*1024kB 0*2048kB [ 319.145799] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 319.149677] 0*4096kB = 13772kB [ 319.152038] call_timer_fn+0x272/0x920 [ 319.156268] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 319.159475] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 319.163708] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 319.163718] 172 total pagecache pages [ 319.166931] ? process_timeout+0x40/0x40 [ 319.170822] 0 pages in swap cache [ 319.179675] ? __run_timers+0x7da/0xc70 [ 319.183901] Swap cache stats: add 0, delete 0, find 0/0 [ 319.183911] Free swap = 0kB [ 319.192508] ? _raw_spin_unlock_irq+0x27/0x80 [ 319.196302] Total swap = 0kB [ 319.196311] 1965979 pages RAM [ 319.200421] ? _raw_spin_unlock_irq+0x27/0x80 [ 319.203868] 0 pages HighMem/MovableOnly [ 319.203878] 342867 pages reserved [ 319.207868] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 319.213226] 0 pages cma reserved [ 319.213308] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 319.216273] ? lockdep_hardirqs_on+0x296/0x5b0 [ 319.220858] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 319.223814] ? trace_hardirqs_on+0xbd/0x310 [ 319.226921] ksoftirqd/1 cpuset= [ 319.231438] ? kasan_check_read+0x11/0x20 [ 319.235421] / [ 319.238896] ? __run_timers+0x7da/0xc70 [ 319.243134] mems_allowed=0 [ 319.246521] ? trace_hardirqs_off_caller+0x310/0x310 [ 319.293538] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 319.297806] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 319.302071] __run_timers+0x7e5/0xc70 [ 319.305915] ? timer_fixup_init+0x70/0x70 [ 319.310279] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 319.315327] ? zap_class+0x640/0x640 [ 319.319104] ? enqueue_hrtimer+0x1a5/0x560 [ 319.323393] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 319.328631] ? find_held_lock+0x36/0x1c0 [ 319.332723] ? zap_class+0x640/0x640 [ 319.336466] ? pvclock_read_flags+0x160/0x160 [ 319.340984] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.346551] ? check_preemption_disabled+0x48/0x280 [ 319.351599] ? __lock_is_held+0xb5/0x140 [ 319.355693] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.361247] ? check_preemption_disabled+0x48/0x280 [ 319.366294] run_timer_softirq+0x52/0xb0 [ 319.370386] ? rcu_read_lock_sched_held+0x14f/0x180 [ 319.375423] __do_softirq+0x308/0xb7e [ 319.379243] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 319.383748] ? lock_downgrade+0x900/0x900 [ 319.387903] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 319.393020] ? pvclock_read_flags+0x160/0x160 [ 319.397526] ? lapic_next_event+0x5a/0x90 [ 319.401682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.407232] ? kvm_clock_read+0x18/0x30 [ 319.411214] ? kvm_sched_clock_read+0x9/0x20 [ 319.415639] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.421183] ? check_preemption_disabled+0x48/0x280 [ 319.426216] irq_exit+0x17f/0x1c0 [ 319.429675] smp_apic_timer_interrupt+0x1cb/0x760 [ 319.434524] ? smp_call_function_single_interrupt+0x159/0x650 [ 319.440418] ? smp_call_function_single_interrupt+0x650/0x650 [ 319.446311] ? interrupt_entry+0xb5/0xc0 [ 319.450387] ? trace_hardirqs_off_caller+0xbb/0x310 [ 319.455409] ? trace_hardirqs_off_caller+0xbb/0x310 [ 319.460431] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 319.465277] ? trace_hardirqs_on_caller+0x310/0x310 [ 319.470297] ? trace_hardirqs_on_caller+0x310/0x310 [ 319.475319] ? task_prio+0x50/0x50 [ 319.478874] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.484414] ? check_preemption_disabled+0x48/0x280 [ 319.489441] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 319.494299] apic_timer_interrupt+0xf/0x20 [ 319.498532] [ 319.500780] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 319.505714] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 319.524625] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 319.532342] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 319.539630] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 319.546903] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 319.554176] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 319.561446] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 319.568760] skb_clone+0x1bb/0x500 [ 319.572311] ? finish_task_switch+0x2f4/0x910 [ 319.576819] ? skb_split+0x11e0/0x11e0 [ 319.580722] ? preempt_notifier_register+0x200/0x200 [ 319.585838] ? __switch_to_asm+0x34/0x70 [ 319.589910] ? __switch_to_asm+0x34/0x70 [ 319.593980] ? __switch_to_asm+0x40/0x70 [ 319.598047] ? __switch_to_asm+0x34/0x70 [ 319.602116] ? __switch_to_asm+0x40/0x70 [ 319.606184] ? __switch_to_asm+0x34/0x70 [ 319.610250] ? __switch_to_asm+0x40/0x70 [ 319.614314] ? __switch_to_asm+0x34/0x70 [ 319.618392] ? __switch_to_asm+0x34/0x70 [ 319.622460] ? __switch_to_asm+0x40/0x70 [ 319.626529] ? __switch_to_asm+0x34/0x70 [ 319.630603] bpf_clone_redirect+0xb9/0x490 [ 319.634855] ? __schedule+0x8d7/0x21d0 [ 319.638756] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 319.643783] ? __sched_text_start+0x8/0x8 [ 319.647938] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 319.652703] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 319.657293] ? find_held_lock+0x36/0x1c0 [ 319.661377] ? lock_acquire+0x1ed/0x520 [ 319.665393] ? bpf_test_run+0x3cb/0x780 [ 319.669385] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.674930] ? check_preemption_disabled+0x48/0x280 [ 319.679965] ? kasan_check_read+0x11/0x20 [ 319.684123] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 319.689418] ? rcu_softirq_qs+0x20/0x20 [ 319.693404] ? preempt_schedule+0x4d/0x60 [ 319.697563] ? ___preempt_schedule+0x16/0x18 [ 319.701990] ? bpf_test_run+0x25d/0x780 [ 319.705984] ? netlink_diag_dump+0x2a0/0x2a0 [ 319.710402] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 319.715944] ? bpf_test_init.isra.10+0x70/0x100 [ 319.720630] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 319.725402] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 319.730252] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 319.735799] ? fput+0x130/0x1a0 [ 319.739085] ? __bpf_prog_get+0x9b/0x290 [ 319.743155] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 319.748002] ? bpf_prog_test_run+0x130/0x1a0 [ 319.752424] ? __x64_sys_bpf+0x3d8/0x520 [ 319.756495] ? bpf_prog_get+0x20/0x20 [ 319.760320] ? do_syscall_64+0x1b9/0x820 [ 319.764396] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 319.769774] ? syscall_return_slowpath+0x5e0/0x5e0 [ 319.774709] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 319.779559] ? trace_hardirqs_on_caller+0x310/0x310 [ 319.784582] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 319.789611] ? prepare_exit_to_usermode+0x291/0x3b0 [ 319.794653] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 319.799510] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 319.804904] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 319.804972] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 319.811494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 319.811500] Call Trace: [ 319.811520] dump_stack+0x244/0x39d [ 319.811540] ? dump_stack_print_info.cold.1+0x20/0x20 [ 319.811568] warn_alloc.cold.117+0xb7/0x1bd [ 319.818090] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 319.827407] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 319.829976] syz-executor1 cpuset= [ 319.833607] ? lock_downgrade+0x900/0x900 [ 319.838783] syz1 [ 319.843111] ? trace_hardirqs_off+0xb8/0x310 [ 319.853576] mems_allowed=0 [ 319.858416] ? trace_hardirqs_off+0xb8/0x310 [ 319.879692] __alloc_pages_slowpath+0x2660/0x2d70 [ 319.884573] ? warn_alloc+0x120/0x120 [ 319.888390] ? warn_alloc+0x120/0x120 [ 319.892201] ? print_usage_bug+0xc0/0xc0 [ 319.896270] ? warn_alloc+0x120/0x120 [ 319.900084] ? print_usage_bug+0xc0/0xc0 [ 319.904160] ? __lock_acquire+0x62f/0x4c20 [ 319.908400] ? __lock_acquire+0x62f/0x4c20 [ 319.912649] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 319.918189] ? should_fail+0x22d/0xd01 [ 319.922087] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 319.927200] ? __lock_acquire+0x62f/0x4c20 [ 319.931447] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 319.936559] ? __lock_acquire+0x62f/0x4c20 [ 319.940830] ? should_fail+0x22d/0xd01 [ 319.944732] ? find_held_lock+0x36/0x1c0 [ 319.948809] ? mark_held_locks+0x130/0x130 [ 319.953056] ? mark_held_locks+0x130/0x130 [ 319.957294] ? zap_class+0x640/0x640 [ 319.961022] ? mark_held_locks+0xc7/0x130 [ 319.965173] ? do_raw_spin_unlock+0xa7/0x330 [ 319.969595] ? zap_class+0x640/0x640 [ 319.973317] ? print_usage_bug+0xc0/0xc0 [ 319.977396] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.982943] ? check_preemption_disabled+0x48/0x280 [ 319.987981] ? __lock_is_held+0xb5/0x140 [ 319.992065] __alloc_pages_nodemask+0xa80/0xde0 [ 319.996742] ? zap_class+0x640/0x640 [ 320.000471] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 320.005530] ? find_held_lock+0x36/0x1c0 [ 320.009612] ? ____cache_alloc_node+0x1c7/0x1e0 [ 320.014294] ? lock_downgrade+0x900/0x900 [ 320.018459] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.024018] cache_grow_begin+0xa5/0x8c0 [ 320.028087] ? do_raw_spin_unlock+0xa7/0x330 [ 320.032516] fallback_alloc+0x204/0x2e0 [ 320.036503] ____cache_alloc_node+0x1c7/0x1e0 [ 320.041010] kmem_cache_alloc_node+0xe3/0x730 [ 320.045515] ? ipv6_get_ifaddr+0x42e/0x620 [ 320.049770] __alloc_skb+0x119/0x770 [ 320.053490] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 320.058783] ? netdev_alloc_frag+0x1f0/0x1f0 [ 320.063196] ? lock_downgrade+0x900/0x900 [ 320.067358] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.072914] ? refcount_sub_and_test_checked+0x203/0x310 [ 320.078377] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 320.083839] ? addrconf_rs_timer+0x690/0x690 [ 320.088265] ndisc_alloc_skb+0x144/0x340 [ 320.092343] ndisc_send_rs+0x331/0x6e0 [ 320.096241] addrconf_rs_timer+0x314/0x690 [ 320.100495] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 320.104756] call_timer_fn+0x272/0x920 [ 320.108652] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 320.112895] ? process_timeout+0x40/0x40 [ 320.116980] ? __run_timers+0x7da/0xc70 [ 320.120964] ? _raw_spin_unlock_irq+0x27/0x80 [ 320.125466] ? _raw_spin_unlock_irq+0x27/0x80 [ 320.129972] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 320.134213] ? lockdep_hardirqs_on+0x296/0x5b0 [ 320.138803] ? trace_hardirqs_on+0xbd/0x310 [ 320.143138] ? kasan_check_read+0x11/0x20 [ 320.147293] ? __run_timers+0x7da/0xc70 [ 320.151273] ? trace_hardirqs_off_caller+0x310/0x310 [ 320.156393] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 320.160644] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 320.164886] __run_timers+0x7e5/0xc70 [ 320.168706] ? timer_fixup_init+0x70/0x70 [ 320.172859] ? compat_start_thread+0x80/0x80 [ 320.177278] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.182837] ? kasan_check_write+0x14/0x20 [ 320.187081] ? finish_task_switch+0x2f4/0x910 [ 320.191588] ? __switch_to_asm+0x40/0x70 [ 320.195676] ? preempt_notifier_register+0x200/0x200 [ 320.200791] ? __switch_to_asm+0x34/0x70 [ 320.204859] ? __switch_to_asm+0x40/0x70 [ 320.208926] ? __switch_to_asm+0x34/0x70 [ 320.213001] ? __switch_to_asm+0x40/0x70 [ 320.217077] ? __switch_to_asm+0x34/0x70 [ 320.221153] ? __switch_to_asm+0x40/0x70 [ 320.225235] ? pvclock_read_flags+0x160/0x160 [ 320.229742] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.235290] ? check_preemption_disabled+0x48/0x280 [ 320.240326] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 320.245870] ? rcu_pm_notify+0xc0/0xc0 [ 320.249770] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.255316] ? check_preemption_disabled+0x48/0x280 [ 320.260344] run_timer_softirq+0x52/0xb0 [ 320.264412] ? rcu_read_lock_sched_held+0x14f/0x180 [ 320.269438] __do_softirq+0x308/0xb7e [ 320.273255] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 320.278364] ? trace_hardirqs_off+0xb8/0x310 [ 320.282784] ? rcu_irq_enter+0x18c/0x310 [ 320.286860] ? schedule+0x108/0x460 [ 320.290497] ? __schedule+0x21d0/0x21d0 [ 320.294484] ? trace_hardirqs_off+0xb8/0x310 [ 320.298901] ? smpboot_thread_fn+0x68b/0xa00 [ 320.303318] ? trace_hardirqs_on+0x310/0x310 [ 320.307741] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 320.313291] ? check_preemption_disabled+0x48/0x280 [ 320.318314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.323857] ? takeover_tasklets+0xa90/0xa90 [ 320.328276] run_ksoftirqd+0x5e/0x100 [ 320.332086] smpboot_thread_fn+0x68b/0xa00 [ 320.336341] ? sort_range+0x30/0x30 [ 320.339979] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 320.345092] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 320.350642] ? __kthread_parkme+0xfb/0x1a0 [ 320.354896] kthread+0x35a/0x420 [ 320.358269] ? sort_range+0x30/0x30 [ 320.361902] ? kthread_stop+0x900/0x900 [ 320.365894] ret_from_fork+0x3a/0x50 [ 320.369633] warn_alloc_show_mem: 1 callbacks suppressed [ 320.369646] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 320.369648] Mem-Info: [ 320.369679] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 320.369679] active_file:16 inactive_file:18 isolated_file:0 [ 320.369679] unevictable:0 dirty:0 writeback:0 unstable:0 [ 320.369679] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 320.369679] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 320.369679] free:13683 free_pcp:153 free_cma:0 [ 320.375032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 320.382072] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 320.384475] Call Trace: [ 320.417351] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 320.417398] lowmem_reserve[]: [ 320.426761] [ 320.426787] dump_stack+0x244/0x39d [ 320.454268] 0 2818 [ 320.456897] ? dump_stack_print_info.cold.1+0x20/0x20 [ 320.482993] 6321 [ 320.486121] warn_alloc.cold.117+0xb7/0x1bd [ 320.488240] 6321 [ 320.491865] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 320.494084] Node 0 [ 320.499278] ? lock_downgrade+0x900/0x900 [ 320.501350] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 320.505655] ? trace_hardirqs_off+0xb8/0x310 [ 320.507689] lowmem_reserve[]: 0 [ 320.512541] ? trace_hardirqs_off+0xb8/0x310 [ 320.514755] 0 [ 320.518909] __alloc_pages_slowpath+0x2660/0x2d70 [ 320.545609] 3503 3503 [ 320.550086] ? warn_alloc+0x120/0x120 [ 320.557721] ? warn_alloc+0x120/0x120 [ 320.559504] Node 0 [ 320.564346] ? print_usage_bug+0xc0/0xc0 [ 320.566855] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 320.570630] ? warn_alloc+0x120/0x120 [ 320.574403] lowmem_reserve[]: 0 [ 320.576656] ? print_usage_bug+0xc0/0xc0 [ 320.580698] 0 [ 320.608985] ? __lock_acquire+0x62f/0x4c20 [ 320.612769] 0 [ 320.616051] ? __lock_acquire+0x62f/0x4c20 [ 320.620090] 0 [ 320.621895] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 320.627910] ? should_fail+0x22d/0xd01 [ 320.632131] Node 0 [ 320.633933] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 320.639448] DMA: 1*4kB [ 320.643376] ? __lock_acquire+0x62f/0x4c20 [ 320.645592] (U) [ 320.650717] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 320.653286] 0*8kB [ 320.657522] ? __lock_acquire+0x62f/0x4c20 [ 320.659483] 0*16kB [ 320.664600] ? should_fail+0x22d/0xd01 [ 320.666737] 1*32kB [ 320.670969] ? find_held_lock+0x36/0x1c0 [ 320.673186] (U) [ 320.677080] ? mark_held_locks+0x130/0x130 [ 320.679294] 2*64kB [ 320.683365] ? mark_held_locks+0x130/0x130 [ 320.685315] (U) [ 320.689552] ? zap_class+0x640/0x640 [ 320.691774] 1*128kB [ 320.696006] ? zap_class+0x640/0x640 [ 320.697966] (U) [ 320.701680] ? print_usage_bug+0xc0/0xc0 [ 320.703986] 1*256kB [ 320.707697] ? do_raw_spin_unlock+0xa7/0x330 [ 320.709656] (U) [ 320.713716] ? zap_class+0x640/0x640 [ 320.716022] 0*512kB [ 320.720428] ? print_usage_bug+0xc0/0xc0 [ 320.722386] 1*1024kB [ 320.726097] ? wq_watchdog_touch+0x9c/0xfe [ 320.728399] (U) 1*2048kB [ 320.732469] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.734863] (M) [ 320.739109] ? check_preemption_disabled+0x48/0x280 [ 320.741855] 3*4096kB [ 320.747401] ? __lock_is_held+0xb5/0x140 [ 320.749361] (M) [ 320.754388] __alloc_pages_nodemask+0xa80/0xde0 [ 320.756781] = 15908kB [ 320.760842] ? zap_class+0x640/0x640 [ 320.762805] Node 0 [ 320.767502] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 320.769892] DMA32: [ 320.773634] ? find_held_lock+0x36/0x1c0 [ 320.775835] 5*4kB [ 320.780862] ? ____cache_alloc_node+0x1c7/0x1e0 [ 320.783075] (UM) [ 320.787140] ? lock_downgrade+0x900/0x900 [ 320.789271] 1*8kB [ 320.793948] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.795991] (U) [ 320.800139] cache_grow_begin+0xa5/0x8c0 [ 320.802274] 2*16kB [ 320.807813] ? do_raw_spin_unlock+0xa7/0x330 [ 320.809775] (M) [ 320.813841] fallback_alloc+0x204/0x2e0 [ 320.816061] 1*32kB [ 320.820472] ____cache_alloc_node+0x1c7/0x1e0 [ 320.822427] (M) [ 320.826405] kmem_cache_alloc_node+0xe3/0x730 [ 320.828627] 4*64kB [ 320.833122] ? ipv6_get_ifaddr+0x42e/0x620 [ 320.835082] (UM) [ 320.839584] __alloc_skb+0x119/0x770 [ 320.841802] 5*128kB [ 320.846038] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 320.848082] (UM) [ 320.851797] ? netdev_alloc_frag+0x1f0/0x1f0 [ 320.854103] 4*256kB [ 320.859386] ? lock_downgrade+0x900/0x900 [ 320.861434] (UM) [ 320.865856] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.868164] 3*512kB [ 320.872324] ? refcount_sub_and_test_checked+0x203/0x310 [ 320.874359] (M) 3*1024kB [ 320.880155] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 320.882468] (UM) [ 320.887926] ? addrconf_rs_timer+0x690/0x690 [ 320.890669] 3*2048kB [ 320.896123] ndisc_alloc_skb+0x144/0x340 [ 320.898176] (UM) [ 320.902587] ndisc_send_rs+0x331/0x6e0 [ 320.904982] 3*4096kB [ 320.909070] addrconf_rs_timer+0x314/0x690 [ 320.911112] (M) [ 320.915001] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 320.917394] = 25052kB [ 320.921644] call_timer_fn+0x272/0x920 [ 320.923587] Node 0 [ 320.927828] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 320.930220] Normal: [ 320.934114] ? process_timeout+0x40/0x40 [ 320.936338] 943*4kB [ 320.940578] ? __run_timers+0x7da/0xc70 [ 320.942881] (ME) [ 320.946943] ? _raw_spin_unlock_irq+0x27/0x80 [ 320.949246] 466*8kB [ 320.953222] ? _raw_spin_unlock_irq+0x27/0x80 [ 320.955265] (UME) [ 320.959763] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 320.962075] 200*16kB [ 320.966571] ? lockdep_hardirqs_on+0x296/0x5b0 [ 320.968700] (UME) [ 320.972937] ? trace_hardirqs_on+0xbd/0x310 [ 320.975329] 78*32kB [ 320.979913] ? kasan_check_read+0x11/0x20 [ 320.982041] (UME) [ 320.986568] ? __run_timers+0x7da/0xc70 [ 320.988872] 9*64kB (UM) [ 320.993035] ? trace_hardirqs_off_caller+0x310/0x310 [ 320.995160] 0*128kB 0*256kB [ 320.999156] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 321.001808] 0*512kB 0*1024kB [ 321.006923] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 321.009917] 0*2048kB 0*4096kB [ 321.014169] __run_timers+0x7e5/0xc70 [ 321.017246] = 13772kB [ 321.017262] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 321.021502] ? timer_fixup_init+0x70/0x70 [ 321.024672] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 321.028472] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 321.030867] 172 total pagecache pages [ 321.039700] ? zap_class+0x640/0x640 [ 321.043834] 0 pages in swap cache [ 321.052411] ? enqueue_hrtimer+0x1a5/0x560 [ 321.057410] Swap cache stats: add 0, delete 0, find 0/0 [ 321.061208] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 321.064902] Free swap = 0kB [ 321.068358] ? find_held_lock+0x36/0x1c0 [ 321.072578] Total swap = 0kB [ 321.077944] ? zap_class+0x640/0x640 [ 321.083118] 1965979 pages RAM [ 321.086134] ? pvclock_read_flags+0x160/0x160 [ 321.086153] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.090195] 0 pages HighMem/MovableOnly [ 321.093217] ? check_preemption_disabled+0x48/0x280 [ 321.096911] 342867 pages reserved [ 321.100021] ? __lock_is_held+0xb5/0x140 [ 321.104492] 0 pages cma reserved [ 321.110030] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.114053] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 321.119001] ? check_preemption_disabled+0x48/0x280 [ 321.122911] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 321.126499] run_timer_softirq+0x52/0xb0 [ 321.129848] ksoftirqd/1 cpuset= [ 321.135386] ? rcu_read_lock_sched_held+0x14f/0x180 [ 321.141859] / [ 321.146878] __do_softirq+0x308/0xb7e [ 321.157172] mems_allowed=0 [ 321.161230] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 321.182401] ? lock_downgrade+0x900/0x900 [ 321.186565] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 321.191681] ? pvclock_read_flags+0x160/0x160 [ 321.196197] ? lapic_next_event+0x5a/0x90 [ 321.200359] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.205914] ? kvm_clock_read+0x18/0x30 [ 321.209897] ? kvm_sched_clock_read+0x9/0x20 [ 321.214316] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.219861] ? check_preemption_disabled+0x48/0x280 [ 321.224896] irq_exit+0x17f/0x1c0 [ 321.228363] smp_apic_timer_interrupt+0x1cb/0x760 [ 321.233215] ? smp_call_function_single_interrupt+0x159/0x650 [ 321.239109] ? smp_call_function_single_interrupt+0x650/0x650 [ 321.245006] ? interrupt_entry+0xb5/0xc0 [ 321.249077] ? trace_hardirqs_off_caller+0xbb/0x310 [ 321.254098] ? trace_hardirqs_off_caller+0xbb/0x310 [ 321.259130] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 321.263982] ? trace_hardirqs_on_caller+0x310/0x310 [ 321.269005] ? trace_hardirqs_on_caller+0x310/0x310 [ 321.274026] ? task_prio+0x50/0x50 [ 321.277576] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.283121] ? check_preemption_disabled+0x48/0x280 [ 321.288181] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 321.293042] apic_timer_interrupt+0xf/0x20 [ 321.297273] [ 321.299519] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 321.304455] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 321.323364] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 321.331081] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 321.338380] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 321.345655] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 321.352928] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 321.360202] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 321.367524] skb_clone+0x1bb/0x500 [ 321.371077] ? finish_task_switch+0x2f4/0x910 [ 321.375583] ? skb_split+0x11e0/0x11e0 [ 321.379490] ? preempt_notifier_register+0x200/0x200 [ 321.384601] ? __switch_to_asm+0x34/0x70 [ 321.388672] ? __switch_to_asm+0x34/0x70 [ 321.392737] ? __switch_to_asm+0x40/0x70 [ 321.396802] ? __switch_to_asm+0x34/0x70 [ 321.400868] ? __switch_to_asm+0x40/0x70 [ 321.404935] ? __switch_to_asm+0x34/0x70 [ 321.409002] ? __switch_to_asm+0x40/0x70 [ 321.413067] ? __switch_to_asm+0x34/0x70 [ 321.417136] ? __switch_to_asm+0x34/0x70 [ 321.421202] ? __switch_to_asm+0x40/0x70 [ 321.425270] ? __switch_to_asm+0x34/0x70 [ 321.429351] bpf_clone_redirect+0xb9/0x490 [ 321.433594] ? __schedule+0x8d7/0x21d0 [ 321.437500] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 321.442529] ? __sched_text_start+0x8/0x8 [ 321.446685] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 321.451451] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 321.456047] ? find_held_lock+0x36/0x1c0 [ 321.460123] ? lock_acquire+0x1ed/0x520 [ 321.464107] ? bpf_test_run+0x3cb/0x780 [ 321.468092] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.473658] ? check_preemption_disabled+0x48/0x280 [ 321.478693] ? kasan_check_read+0x11/0x20 [ 321.482851] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 321.488137] ? rcu_softirq_qs+0x20/0x20 [ 321.492124] ? preempt_schedule+0x4d/0x60 [ 321.496282] ? ___preempt_schedule+0x16/0x18 [ 321.500722] ? bpf_test_run+0x25d/0x780 [ 321.504715] ? netlink_diag_dump+0x2a0/0x2a0 [ 321.509140] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 321.514683] ? bpf_test_init.isra.10+0x70/0x100 [ 321.519373] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 321.524143] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 321.528999] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 321.534552] ? fput+0x130/0x1a0 [ 321.537841] ? __bpf_prog_get+0x9b/0x290 [ 321.541917] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 321.546775] ? bpf_prog_test_run+0x130/0x1a0 [ 321.551196] ? __x64_sys_bpf+0x3d8/0x520 [ 321.555270] ? bpf_prog_get+0x20/0x20 [ 321.559098] ? do_syscall_64+0x1b9/0x820 [ 321.563167] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 321.568543] ? syscall_return_slowpath+0x5e0/0x5e0 [ 321.573478] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 321.578333] ? trace_hardirqs_on_caller+0x310/0x310 [ 321.584061] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 321.589083] ? prepare_exit_to_usermode+0x291/0x3b0 [ 321.594114] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 321.598976] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 321.604373] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 321.604442] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 321.610965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 321.610971] Call Trace: [ 321.610992] dump_stack+0x244/0x39d [ 321.611014] ? dump_stack_print_info.cold.1+0x20/0x20 [ 321.617553] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 321.626871] warn_alloc.cold.117+0xb7/0x1bd [ 321.629439] syz-executor1 cpuset= [ 321.633075] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 321.638247] syz1 [ 321.648769] ? lock_downgrade+0x900/0x900 [ 321.653067] mems_allowed=0 [ 321.656528] ? trace_hardirqs_off+0xb8/0x310 [ 321.674799] ? trace_hardirqs_off+0xb8/0x310 [ 321.679227] __alloc_pages_slowpath+0x2660/0x2d70 [ 321.684112] ? warn_alloc+0x120/0x120 [ 321.687934] ? warn_alloc+0x120/0x120 [ 321.691748] ? print_usage_bug+0xc0/0xc0 [ 321.695819] ? warn_alloc+0x120/0x120 [ 321.699627] ? print_usage_bug+0xc0/0xc0 [ 321.703708] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 321.709251] ? should_fail+0x22d/0xd01 [ 321.713153] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 321.718263] ? __lock_acquire+0x62f/0x4c20 [ 321.722505] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 321.727616] ? __lock_acquire+0x62f/0x4c20 [ 321.731856] ? should_fail+0x22d/0xd01 [ 321.735765] ? mark_held_locks+0x130/0x130 [ 321.740021] ? mark_held_locks+0x130/0x130 [ 321.744271] ? zap_class+0x640/0x640 [ 321.747989] ? print_usage_bug+0xc0/0xc0 [ 321.752066] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.757615] ? check_preemption_disabled+0x48/0x280 [ 321.762653] ? __lock_is_held+0xb5/0x140 [ 321.766730] __alloc_pages_nodemask+0xa80/0xde0 [ 321.771408] ? zap_class+0x640/0x640 [ 321.775143] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 321.780188] ? find_held_lock+0x36/0x1c0 [ 321.784267] ? ____cache_alloc_node+0x1c7/0x1e0 [ 321.788942] ? lock_downgrade+0x900/0x900 [ 321.793112] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.798669] cache_grow_begin+0xa5/0x8c0 [ 321.802740] ? do_raw_spin_unlock+0xa7/0x330 [ 321.807165] fallback_alloc+0x204/0x2e0 [ 321.811155] ____cache_alloc_node+0x1c7/0x1e0 [ 321.815669] kmem_cache_alloc_node+0xe3/0x730 [ 321.820170] ? ipv6_get_ifaddr+0x42e/0x620 [ 321.824423] __alloc_skb+0x119/0x770 [ 321.828151] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 321.833443] ? netdev_alloc_frag+0x1f0/0x1f0 [ 321.837857] ? lock_downgrade+0x900/0x900 [ 321.842018] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.847565] ? refcount_sub_and_test_checked+0x203/0x310 [ 321.853029] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 321.858487] ? addrconf_rs_timer+0x690/0x690 [ 321.862915] ndisc_alloc_skb+0x144/0x340 [ 321.866990] ndisc_send_rs+0x331/0x6e0 [ 321.870894] addrconf_rs_timer+0x314/0x690 [ 321.875146] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 321.879403] call_timer_fn+0x272/0x920 [ 321.883295] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 321.887545] ? process_timeout+0x40/0x40 [ 321.891627] ? __run_timers+0x7da/0xc70 [ 321.895616] ? _raw_spin_unlock_irq+0x27/0x80 [ 321.900133] ? _raw_spin_unlock_irq+0x27/0x80 [ 321.904634] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 321.908879] ? lockdep_hardirqs_on+0x296/0x5b0 [ 321.913467] ? trace_hardirqs_on+0xbd/0x310 [ 321.917800] ? kasan_check_read+0x11/0x20 [ 321.921957] ? __run_timers+0x7da/0xc70 [ 321.925940] ? trace_hardirqs_off_caller+0x310/0x310 [ 321.931064] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 321.935307] __run_timers+0x7e5/0xc70 [ 321.939137] ? timer_fixup_init+0x70/0x70 [ 321.943291] ? compat_start_thread+0x80/0x80 [ 321.947713] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.953267] ? kasan_check_write+0x14/0x20 [ 321.957509] ? finish_task_switch+0x2f4/0x910 [ 321.962009] ? __switch_to_asm+0x40/0x70 [ 321.966085] ? preempt_notifier_register+0x200/0x200 [ 321.971198] ? __switch_to_asm+0x34/0x70 [ 321.975268] ? __switch_to_asm+0x40/0x70 [ 321.979335] ? __switch_to_asm+0x34/0x70 [ 321.983406] ? __switch_to_asm+0x40/0x70 [ 321.987557] ? __switch_to_asm+0x34/0x70 [ 321.991627] ? __switch_to_asm+0x40/0x70 [ 321.995715] ? pvclock_read_flags+0x160/0x160 [ 322.000218] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.005762] ? check_preemption_disabled+0x48/0x280 [ 322.010798] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 322.016346] ? rcu_pm_notify+0xc0/0xc0 [ 322.020244] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.025787] ? check_preemption_disabled+0x48/0x280 [ 322.030824] run_timer_softirq+0x52/0xb0 [ 322.034889] ? rcu_read_lock_sched_held+0x14f/0x180 [ 322.039918] __do_softirq+0x308/0xb7e [ 322.043737] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 322.048851] ? trace_hardirqs_off+0xb8/0x310 [ 322.053271] ? rcu_irq_enter+0x18c/0x310 [ 322.057340] ? schedule+0x108/0x460 [ 322.060981] ? __schedule+0x21d0/0x21d0 [ 322.064969] ? trace_hardirqs_off+0xb8/0x310 [ 322.069385] ? smpboot_thread_fn+0x68b/0xa00 [ 322.073800] ? trace_hardirqs_on+0x310/0x310 [ 322.078217] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.083759] ? check_preemption_disabled+0x48/0x280 [ 322.088780] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.094358] ? takeover_tasklets+0xa90/0xa90 [ 322.098779] run_ksoftirqd+0x5e/0x100 [ 322.102591] smpboot_thread_fn+0x68b/0xa00 [ 322.106836] ? sort_range+0x30/0x30 [ 322.110482] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 322.115853] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.121397] ? __kthread_parkme+0xfb/0x1a0 [ 322.125642] kthread+0x35a/0x420 [ 322.129018] ? sort_range+0x30/0x30 [ 322.132654] ? kthread_stop+0x900/0x900 [ 322.136640] ret_from_fork+0x3a/0x50 [ 322.140374] warn_alloc_show_mem: 1 callbacks suppressed [ 322.140387] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 322.140389] Mem-Info: [ 322.140420] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 322.140420] active_file:16 inactive_file:18 isolated_file:0 [ 322.140420] unevictable:0 dirty:0 writeback:0 unstable:0 [ 322.140420] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 322.140420] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 322.140420] free:13683 free_pcp:153 free_cma:0 [ 322.145774] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 322.152796] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 322.155201] Call Trace: [ 322.188084] Node 0 [ 322.197440] [ 322.224960] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 322.227528] dump_stack+0x244/0x39d [ 322.229738] lowmem_reserve[]: [ 322.231890] ? dump_stack_print_info.cold.1+0x20/0x20 [ 322.257381] 0 2818 [ 322.261039] warn_alloc.cold.117+0xb7/0x1bd [ 322.264108] 6321 [ 322.269299] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 322.271518] 6321 [ 322.275846] ? lock_downgrade+0x900/0x900 [ 322.282740] ? trace_hardirqs_off+0xb8/0x310 [ 322.284781] Node 0 [ 322.288929] ? trace_hardirqs_off+0xb8/0x310 [ 322.293343] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 322.295559] __alloc_pages_slowpath+0x2660/0x2d70 [ 322.299933] lowmem_reserve[]: 0 [ 322.326719] ? warn_alloc+0x120/0x120 [ 322.331519] 0 [ 322.334803] ? warn_alloc+0x120/0x120 [ 322.338586] 3503 [ 322.340396] ? print_usage_bug+0xc0/0xc0 [ 322.344179] 3503 [ 322.346244] ? warn_alloc+0x120/0x120 [ 322.352367] ? print_usage_bug+0xc0/0xc0 [ 322.356141] Node 0 [ 322.360197] ? __lock_acquire+0x62f/0x4c20 [ 322.360230] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 322.360237] lowmem_reserve[]: [ 322.362477] ? __lock_acquire+0x62f/0x4c20 [ 322.366684] 0 0 [ 322.394985] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.398070] 0 [ 322.402307] ? should_fail+0x22d/0xd01 [ 322.404267] 0 [ 322.409824] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 322.411614] Node 0 [ 322.415511] ? __lock_acquire+0x62f/0x4c20 [ 322.417298] DMA: [ 322.422400] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 322.424631] 1*4kB [ 322.428861] ? __lock_acquire+0x62f/0x4c20 [ 322.430906] (U) [ 322.436021] ? should_fail+0x22d/0xd01 [ 322.438156] 0*8kB [ 322.442391] ? find_held_lock+0x36/0x1c0 [ 322.444349] 0*16kB [ 322.448249] ? mark_held_locks+0x130/0x130 [ 322.450382] 1*32kB [ 322.454440] ? mark_held_locks+0x130/0x130 [ 322.456656] (U) [ 322.460889] ? zap_class+0x640/0x640 [ 322.463106] 2*64kB (U) [ 322.467359] ? zap_class+0x640/0x640 [ 322.469312] 1*128kB [ 322.473026] ? print_usage_bug+0xc0/0xc0 [ 322.475590] (U) [ 322.479310] ? do_raw_spin_unlock+0xa7/0x330 [ 322.481624] 1*256kB [ 322.485682] ? zap_class+0x640/0x640 [ 322.487643] (U) [ 322.492050] ? print_usage_bug+0xc0/0xc0 [ 322.494364] 0*512kB [ 322.498078] ? wq_watchdog_touch+0x9c/0xfe [ 322.500035] 1*1024kB [ 322.504095] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.506397] (U) [ 322.510633] ? check_preemption_disabled+0x48/0x280 [ 322.513015] 1*2048kB (M) [ 322.518566] ? __lock_is_held+0xb5/0x140 [ 322.520519] 3*4096kB [ 322.525539] __alloc_pages_nodemask+0xa80/0xde0 [ 322.528273] (M) [ 322.532334] ? zap_class+0x640/0x640 [ 322.534731] = 15908kB [ 322.539398] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 322.541365] Node 0 [ 322.545087] ? find_held_lock+0x36/0x1c0 [ 322.547476] DMA32: [ 322.552497] ? ____cache_alloc_node+0x1c7/0x1e0 [ 322.554711] 5*4kB [ 322.558770] ? lock_downgrade+0x900/0x900 [ 322.560988] (UM) [ 322.565672] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.567801] 1*8kB [ 322.571951] cache_grow_begin+0xa5/0x8c0 [ 322.573992] (U) [ 322.579532] ? do_raw_spin_unlock+0xa7/0x330 [ 322.581665] 2*16kB [ 322.585737] fallback_alloc+0x204/0x2e0 [ 322.587719] (M) [ 322.592138] ____cache_alloc_node+0x1c7/0x1e0 [ 322.594366] 1*32kB [ 322.598343] kmem_cache_alloc_node+0xe3/0x730 [ 322.600303] (M) [ 322.604800] ? ipv6_get_ifaddr+0x42e/0x620 [ 322.607020] 4*64kB [ 322.611520] __alloc_skb+0x119/0x770 [ 322.613470] (UM) 5*128kB [ 322.617730] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 322.619947] (UM) [ 322.623668] ? netdev_alloc_frag+0x1f0/0x1f0 [ 322.626409] 4*256kB [ 322.631691] ? lock_downgrade+0x900/0x900 [ 322.633736] (UM) [ 322.638152] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.640454] 3*512kB [ 322.644603] ? refcount_sub_and_test_checked+0x203/0x310 [ 322.646646] (M) [ 322.652185] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 322.654493] 3*1024kB [ 322.659943] ? addrconf_rs_timer+0x690/0x690 [ 322.661905] (UM) [ 322.667374] ndisc_alloc_skb+0x144/0x340 [ 322.669751] 3*2048kB [ 322.674160] ndisc_send_rs+0x331/0x6e0 [ 322.676204] (UM) [ 322.680264] addrconf_rs_timer+0x314/0x690 [ 322.682653] 3*4096kB [ 322.686539] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 322.688582] (M) [ 322.692827] call_timer_fn+0x272/0x920 [ 322.695208] = 25052kB [ 322.699438] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 322.701404] Node 0 [ 322.705294] ? process_timeout+0x40/0x40 [ 322.707688] Normal: 943*4kB [ 322.711944] ? __run_timers+0x7da/0xc70 [ 322.714154] (ME) [ 322.718221] ? _raw_spin_unlock_irq+0x27/0x80 [ 322.721221] 466*8kB [ 322.725192] ? _raw_spin_unlock_irq+0x27/0x80 [ 322.727234] (UME) [ 322.731729] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 322.734036] 200*16kB [ 322.738530] ? lockdep_hardirqs_on+0x296/0x5b0 [ 322.740659] (UME) [ 322.744892] ? trace_hardirqs_on+0xbd/0x310 [ 322.747282] 78*32kB [ 322.751864] ? kasan_check_read+0x11/0x20 [ 322.753991] (UME) [ 322.758315] ? __run_timers+0x7da/0xc70 [ 322.760669] 9*64kB [ 322.764816] ? trace_hardirqs_off_caller+0x310/0x310 [ 322.766946] (UM) [ 322.770920] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 322.773143] 0*128kB [ 322.778248] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 322.780296] 0*256kB [ 322.784536] __run_timers+0x7e5/0xc70 [ 322.786837] 0*512kB [ 322.791080] ? timer_fixup_init+0x70/0x70 [ 322.793378] 0*1024kB [ 322.797181] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 322.799490] 0*2048kB [ 322.803637] ? zap_class+0x640/0x640 [ 322.806031] 0*4096kB [ 322.811043] ? enqueue_hrtimer+0x1a5/0x560 [ 322.813434] = 13772kB [ 322.817145] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 322.819542] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 322.823775] ? find_held_lock+0x36/0x1c0 [ 322.826169] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 322.831362] ? zap_class+0x640/0x640 [ 322.840173] 172 total pagecache pages [ 322.844236] ? pvclock_read_flags+0x160/0x160 [ 322.852798] 0 pages in swap cache [ 322.856509] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.860294] Swap cache stats: add 0, delete 0, find 0/0 [ 322.864790] ? check_preemption_disabled+0x48/0x280 [ 322.868215] Free swap = 0kB [ 322.868228] Total swap = 0kB [ 322.873778] ? __lock_is_held+0xb5/0x140 [ 322.879371] 1965979 pages RAM [ 322.884396] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.887394] 0 pages HighMem/MovableOnly [ 322.890412] ? check_preemption_disabled+0x48/0x280 [ 322.894451] 342867 pages reserved [ 322.897560] run_timer_softirq+0x52/0xb0 [ 322.903073] 0 pages cma reserved [ 322.903179] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 322.907065] ? rcu_read_lock_sched_held+0x14f/0x180 [ 322.912160] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 322.915516] __do_softirq+0x308/0xb7e [ 322.919563] ksoftirqd/1 cpuset= [ 322.922932] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 322.929406] / [ 322.934421] ? lock_downgrade+0x900/0x900 [ 322.944715] mems_allowed=0 [ 322.948512] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 322.970106] ? pvclock_read_flags+0x160/0x160 [ 322.974609] ? lapic_next_event+0x5a/0x90 [ 322.978771] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.984496] ? kvm_clock_read+0x18/0x30 [ 322.988474] ? kvm_sched_clock_read+0x9/0x20 [ 322.992891] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.998431] ? check_preemption_disabled+0x48/0x280 [ 323.003472] irq_exit+0x17f/0x1c0 [ 323.006933] smp_apic_timer_interrupt+0x1cb/0x760 [ 323.011786] ? smp_call_function_single_interrupt+0x159/0x650 [ 323.017679] ? smp_call_function_single_interrupt+0x650/0x650 [ 323.023572] ? interrupt_entry+0xb5/0xc0 [ 323.027647] ? trace_hardirqs_off_caller+0xbb/0x310 [ 323.032666] ? trace_hardirqs_off_caller+0xbb/0x310 [ 323.037697] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 323.042551] ? trace_hardirqs_on_caller+0x310/0x310 [ 323.047574] ? trace_hardirqs_on_caller+0x310/0x310 [ 323.052601] ? task_prio+0x50/0x50 [ 323.056154] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.061700] ? check_preemption_disabled+0x48/0x280 [ 323.066729] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 323.071592] apic_timer_interrupt+0xf/0x20 [ 323.075830] [ 323.078081] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 323.083023] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 323.101939] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 323.109659] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 323.116933] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 323.124209] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 323.131478] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 323.138752] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 323.146075] skb_clone+0x1bb/0x500 [ 323.149631] ? finish_task_switch+0x2f4/0x910 [ 323.154133] ? skb_split+0x11e0/0x11e0 [ 323.158028] ? preempt_notifier_register+0x200/0x200 [ 323.163139] ? __switch_to_asm+0x34/0x70 [ 323.167209] ? __switch_to_asm+0x34/0x70 [ 323.171276] ? __switch_to_asm+0x40/0x70 [ 323.175343] ? __switch_to_asm+0x34/0x70 [ 323.179417] ? __switch_to_asm+0x40/0x70 [ 323.183483] ? __switch_to_asm+0x34/0x70 [ 323.187552] ? __switch_to_asm+0x40/0x70 [ 323.191622] ? __switch_to_asm+0x34/0x70 [ 323.195691] ? __switch_to_asm+0x34/0x70 [ 323.199759] ? __switch_to_asm+0x40/0x70 [ 323.203828] ? __switch_to_asm+0x34/0x70 [ 323.207907] bpf_clone_redirect+0xb9/0x490 [ 323.212153] ? __schedule+0x8d7/0x21d0 [ 323.216049] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 323.221066] ? __sched_text_start+0x8/0x8 [ 323.225226] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 323.229996] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 323.234591] ? find_held_lock+0x36/0x1c0 [ 323.238674] ? lock_acquire+0x1ed/0x520 [ 323.242652] ? bpf_test_run+0x3cb/0x780 [ 323.246637] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.252184] ? check_preemption_disabled+0x48/0x280 [ 323.257213] ? kasan_check_read+0x11/0x20 [ 323.261372] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 323.266657] ? rcu_softirq_qs+0x20/0x20 [ 323.270641] ? preempt_schedule+0x4d/0x60 [ 323.274795] ? ___preempt_schedule+0x16/0x18 [ 323.279218] ? bpf_test_run+0x25d/0x780 [ 323.283212] ? netlink_diag_dump+0x2a0/0x2a0 [ 323.287639] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 323.293179] ? bpf_test_init.isra.10+0x70/0x100 [ 323.297864] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 323.302640] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 323.307492] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 323.313033] ? fput+0x130/0x1a0 [ 323.316329] ? __bpf_prog_get+0x9b/0x290 [ 323.320404] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 323.325253] ? bpf_prog_test_run+0x130/0x1a0 [ 323.329671] ? __x64_sys_bpf+0x3d8/0x520 [ 323.333738] ? bpf_prog_get+0x20/0x20 [ 323.337568] ? do_syscall_64+0x1b9/0x820 [ 323.341640] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 323.347014] ? syscall_return_slowpath+0x5e0/0x5e0 [ 323.351950] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 323.356801] ? trace_hardirqs_on_caller+0x310/0x310 [ 323.361829] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 323.366855] ? prepare_exit_to_usermode+0x291/0x3b0 [ 323.371883] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 323.376748] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 323.382138] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 323.382208] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 323.388733] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 323.388742] Call Trace: [ 323.395320] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 323.404590] dump_stack+0x244/0x39d [ 323.407157] syz-executor1 cpuset= [ 323.417646] ? dump_stack_print_info.cold.1+0x20/0x20 [ 323.421281] syz1 [ 323.424744] warn_alloc.cold.117+0xb7/0x1bd [ 323.429906] mems_allowed=0 [ 323.431884] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 323.444042] ? lock_downgrade+0x900/0x900 [ 323.448203] ? trace_hardirqs_off+0xb8/0x310 [ 323.452627] ? trace_hardirqs_off+0xb8/0x310 [ 323.457080] __alloc_pages_slowpath+0x2660/0x2d70 [ 323.461966] ? warn_alloc+0x120/0x120 [ 323.465778] ? warn_alloc+0x120/0x120 [ 323.469587] ? print_usage_bug+0xc0/0xc0 [ 323.473657] ? warn_alloc+0x120/0x120 [ 323.477465] ? print_usage_bug+0xc0/0xc0 [ 323.481531] ? __lock_acquire+0x62f/0x4c20 [ 323.485770] ? __lock_acquire+0x62f/0x4c20 [ 323.490012] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 323.495550] ? should_fail+0x22d/0xd01 [ 323.499447] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 323.504555] ? __lock_acquire+0x62f/0x4c20 [ 323.508802] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 323.513909] ? __lock_acquire+0x62f/0x4c20 [ 323.518150] ? should_fail+0x22d/0xd01 [ 323.522043] ? find_held_lock+0x36/0x1c0 [ 323.526123] ? mark_held_locks+0x130/0x130 [ 323.530379] ? mark_held_locks+0x130/0x130 [ 323.534622] ? zap_class+0x640/0x640 [ 323.538359] ? mark_held_locks+0xc7/0x130 [ 323.542515] ? do_raw_spin_unlock+0xa7/0x330 [ 323.546934] ? zap_class+0x640/0x640 [ 323.550651] ? print_usage_bug+0xc0/0xc0 [ 323.554722] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.560266] ? check_preemption_disabled+0x48/0x280 [ 323.565298] ? __lock_is_held+0xb5/0x140 [ 323.569378] __alloc_pages_nodemask+0xa80/0xde0 [ 323.574052] ? zap_class+0x640/0x640 [ 323.577779] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 323.582816] ? find_held_lock+0x36/0x1c0 [ 323.586893] ? ____cache_alloc_node+0x1c7/0x1e0 [ 323.591573] ? lock_downgrade+0x900/0x900 [ 323.595738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.601285] cache_grow_begin+0xa5/0x8c0 [ 323.605349] ? do_raw_spin_unlock+0xa7/0x330 [ 323.609808] fallback_alloc+0x204/0x2e0 [ 323.613796] ____cache_alloc_node+0x1c7/0x1e0 [ 323.618306] kmem_cache_alloc_node+0xe3/0x730 [ 323.622808] ? ipv6_get_ifaddr+0x42e/0x620 [ 323.627058] __alloc_skb+0x119/0x770 [ 323.630785] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 323.636073] ? netdev_alloc_frag+0x1f0/0x1f0 [ 323.640491] ? lock_downgrade+0x900/0x900 [ 323.644655] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.650201] ? refcount_sub_and_test_checked+0x203/0x310 [ 323.655666] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 323.661125] ? addrconf_rs_timer+0x690/0x690 [ 323.665550] ndisc_alloc_skb+0x144/0x340 [ 323.669622] ndisc_send_rs+0x331/0x6e0 [ 323.673523] addrconf_rs_timer+0x314/0x690 [ 323.677767] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 323.682028] call_timer_fn+0x272/0x920 [ 323.685922] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 323.690165] ? process_timeout+0x40/0x40 [ 323.694241] ? __run_timers+0x7da/0xc70 [ 323.698229] ? _raw_spin_unlock_irq+0x27/0x80 [ 323.702729] ? _raw_spin_unlock_irq+0x27/0x80 [ 323.707229] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 323.711470] ? lockdep_hardirqs_on+0x296/0x5b0 [ 323.716060] ? trace_hardirqs_on+0xbd/0x310 [ 323.720388] ? kasan_check_read+0x11/0x20 [ 323.724544] ? __run_timers+0x7da/0xc70 [ 323.728527] ? trace_hardirqs_off_caller+0x310/0x310 [ 323.733659] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 323.737898] __run_timers+0x7e5/0xc70 [ 323.741718] ? timer_fixup_init+0x70/0x70 [ 323.745869] ? compat_start_thread+0x80/0x80 [ 323.750288] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.755838] ? kasan_check_write+0x14/0x20 [ 323.760080] ? finish_task_switch+0x2f4/0x910 [ 323.764587] ? __switch_to_asm+0x40/0x70 [ 323.768660] ? preempt_notifier_register+0x200/0x200 [ 323.773769] ? __switch_to_asm+0x34/0x70 [ 323.777834] ? __switch_to_asm+0x40/0x70 [ 323.781898] ? __switch_to_asm+0x34/0x70 [ 323.785961] ? __switch_to_asm+0x40/0x70 [ 323.790027] ? __switch_to_asm+0x34/0x70 [ 323.794095] ? __switch_to_asm+0x40/0x70 [ 323.798175] ? pvclock_read_flags+0x160/0x160 [ 323.802680] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.808224] ? check_preemption_disabled+0x48/0x280 [ 323.813253] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 323.818795] ? rcu_pm_notify+0xc0/0xc0 [ 323.822693] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.828235] ? check_preemption_disabled+0x48/0x280 [ 323.833263] run_timer_softirq+0x52/0xb0 [ 323.837327] ? rcu_read_lock_sched_held+0x14f/0x180 [ 323.842379] __do_softirq+0x308/0xb7e [ 323.846197] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 323.851302] ? trace_hardirqs_off+0xb8/0x310 [ 323.855726] ? rcu_irq_enter+0x18c/0x310 [ 323.859797] ? schedule+0x108/0x460 [ 323.863426] ? __schedule+0x21d0/0x21d0 [ 323.867410] ? trace_hardirqs_off+0xb8/0x310 [ 323.871830] ? smpboot_thread_fn+0x68b/0xa00 [ 323.876246] ? trace_hardirqs_on+0x310/0x310 [ 323.880662] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 323.886204] ? check_preemption_disabled+0x48/0x280 [ 323.891228] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.896771] ? takeover_tasklets+0xa90/0xa90 [ 323.901189] run_ksoftirqd+0x5e/0x100 [ 323.904999] smpboot_thread_fn+0x68b/0xa00 [ 323.909245] ? sort_range+0x30/0x30 [ 323.912880] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 323.917993] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 323.923541] ? __kthread_parkme+0xfb/0x1a0 [ 323.927787] kthread+0x35a/0x420 [ 323.931158] ? sort_range+0x30/0x30 [ 323.934794] ? kthread_stop+0x900/0x900 [ 323.938780] ret_from_fork+0x3a/0x50 [ 323.942515] warn_alloc_show_mem: 1 callbacks suppressed [ 323.942527] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 323.942529] Mem-Info: [ 323.942559] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 323.942559] active_file:16 inactive_file:18 isolated_file:0 [ 323.942559] unevictable:0 dirty:0 writeback:0 unstable:0 [ 323.942559] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 323.942559] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 323.942559] free:13683 free_pcp:153 free_cma:0 [ 323.947912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 323.954936] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 323.957337] Call Trace: [ 323.990215] Node 0 [ 323.999568] [ 324.027085] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 324.029659] dump_stack+0x244/0x39d [ 324.031865] lowmem_reserve[]: 0 [ 324.034027] ? dump_stack_print_info.cold.1+0x20/0x20 [ 324.059514] 2818 6321 [ 324.063174] warn_alloc.cold.117+0xb7/0x1bd [ 324.066415] 6321 [ 324.071601] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 324.078403] ? lock_downgrade+0x900/0x900 [ 324.080448] Node 0 [ 324.085295] ? trace_hardirqs_off+0xb8/0x310 [ 324.089440] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 324.091660] ? trace_hardirqs_off+0xb8/0x310 [ 324.096034] lowmem_reserve[]: 0 [ 324.122782] __alloc_pages_slowpath+0x2660/0x2d70 [ 324.127174] 0 [ 324.130515] ? warn_alloc+0x120/0x120 [ 324.135301] 3503 3503 [ 324.137114] ? warn_alloc+0x120/0x120 [ 324.143396] ? print_usage_bug+0xc0/0xc0 [ 324.147171] Node 0 [ 324.151228] ? warn_alloc+0x120/0x120 [ 324.151259] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 324.151267] lowmem_reserve[]: [ 324.153505] ? print_usage_bug+0xc0/0xc0 [ 324.157282] 0 0 [ 324.185587] ? __lock_acquire+0x62f/0x4c20 [ 324.188677] 0 [ 324.192737] ? __lock_acquire+0x62f/0x4c20 [ 324.194691] 0 [ 324.198926] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 324.204942] ? should_fail+0x22d/0xd01 [ 324.206723] Node 0 [ 324.212261] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 324.216121] DMA: 1*4kB [ 324.218378] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 324.223620] (U) 0*8kB [ 324.226215] ? __lock_acquire+0x62f/0x4c20 [ 324.231294] 0*16kB [ 324.233790] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 324.237998] 1*32kB (U) [ 324.240251] ? __lock_acquire+0x62f/0x4c20 [ 324.245333] 2*64kB [ 324.247920] ? should_fail+0x22d/0xd01 [ 324.252135] (U) [ 324.254383] ? rcu_irq_exit+0x1a2/0x390 [ 324.258252] 1*128kB [ 324.260235] ? mark_held_locks+0x130/0x130 [ 324.264179] (U) [ 324.266501] ? mark_held_locks+0x130/0x130 [ 324.270713] 1*256kB [ 324.272690] ? mark_held_locks+0xc7/0x130 [ 324.276900] (U) [ 324.279221] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 324.283350] 0*512kB [ 324.285333] ? zap_class+0x640/0x640 [ 324.290329] 1*1024kB [ 324.292658] ? print_usage_bug+0xc0/0xc0 [ 324.296363] (U) [ 324.298801] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.302842] 1*2048kB [ 324.304817] ? check_preemption_disabled+0x48/0x280 [ 324.310343] (M) [ 324.312792] ? __lock_is_held+0xb5/0x140 [ 324.317786] 3*4096kB [ 324.319763] __alloc_pages_nodemask+0xa80/0xde0 [ 324.323796] (M) [ 324.326207] ? zap_class+0x640/0x640 [ 324.330857] = 15908kB [ 324.332837] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 324.336533] Node 0 [ 324.338953] ? find_held_lock+0x36/0x1c0 [ 324.343940] DMA32: [ 324.346204] ? ____cache_alloc_node+0x1c7/0x1e0 [ 324.350231] 5*4kB [ 324.352470] ? lock_downgrade+0x900/0x900 [ 324.357146] (UM) [ 324.359304] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.363426] 1*8kB [ 324.365493] cache_grow_begin+0xa5/0x8c0 [ 324.371003] (U) [ 324.373152] ? do_raw_spin_unlock+0xa7/0x330 [ 324.377192] 2*16kB [ 324.379172] fallback_alloc+0x204/0x2e0 [ 324.383556] (M) [ 324.385796] ____cache_alloc_node+0x1c7/0x1e0 [ 324.389746] 1*32kB [ 324.391745] kmem_cache_alloc_node+0xe3/0x730 [ 324.396217] (M) [ 324.398462] ? ipv6_get_ifaddr+0x42e/0x620 [ 324.402932] 4*64kB (UM) [ 324.404926] __alloc_skb+0x119/0x770 [ 324.409137] 5*128kB (UM) [ 324.411819] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 324.415513] 4*256kB [ 324.418272] ? netdev_alloc_frag+0x1f0/0x1f0 [ 324.423525] (UM) [ 324.425850] ? lock_downgrade+0x900/0x900 [ 324.430234] 3*512kB [ 324.432300] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.436595] (M) [ 324.438925] ? refcount_sub_and_test_checked+0x203/0x310 [ 324.444433] 3*1024kB (UM) [ 324.446423] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 324.451850] 3*2048kB [ 324.454694] ? addrconf_rs_timer+0x690/0x690 [ 324.460128] (UM) [ 324.462541] ndisc_alloc_skb+0x144/0x340 [ 324.466919] 3*4096kB [ 324.468979] ndisc_send_rs+0x331/0x6e0 [ 324.473009] (M) = 25052kB [ 324.475447] addrconf_rs_timer+0x314/0x690 [ 324.479312] Node 0 [ 324.482073] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 324.486283] Normal: 943*4kB [ 324.488538] call_timer_fn+0x272/0x920 [ 324.492741] (ME) [ 324.495759] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 324.499624] 466*8kB (UME) [ 324.501700] ? process_timeout+0x40/0x40 [ 324.505917] 200*16kB [ 324.508766] ? __run_timers+0x7da/0xc70 [ 324.512799] (UME) [ 324.515213] ? _raw_spin_unlock_irq+0x27/0x80 [ 324.519163] 78*32kB [ 324.521315] ? _raw_spin_unlock_irq+0x27/0x80 [ 324.525788] (UME) [ 324.528112] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 324.532609] 9*64kB [ 324.534775] ? lockdep_hardirqs_on+0x296/0x5b0 [ 324.538988] (UM) [ 324.541222] ? trace_hardirqs_on+0xbd/0x310 [ 324.545785] 0*128kB [ 324.547846] ? kasan_check_read+0x11/0x20 [ 324.552144] 0*256kB [ 324.554470] ? __run_timers+0x7da/0xc70 [ 324.558596] 0*512kB [ 324.560921] ? trace_hardirqs_off_caller+0x310/0x310 [ 324.564875] 0*1024kB [ 324.567197] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 324.572271] 0*2048kB 0*4096kB [ 324.574693] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 324.578906] = 13772kB [ 324.582096] __run_timers+0x7e5/0xc70 [ 324.586313] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 324.588724] ? timer_fixup_init+0x70/0x70 [ 324.592501] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 324.601331] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 324.605461] 172 total pagecache pages [ 324.614030] ? zap_class+0x640/0x640 [ 324.619031] 0 pages in swap cache [ 324.622821] ? enqueue_hrtimer+0x1a5/0x560 [ 324.626519] Swap cache stats: add 0, delete 0, find 0/0 [ 324.629965] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 324.634183] Free swap = 0kB [ 324.639550] ? find_held_lock+0x36/0x1c0 [ 324.644719] Total swap = 0kB [ 324.647735] ? zap_class+0x640/0x640 [ 324.651778] 1965979 pages RAM [ 324.654801] ? pvclock_read_flags+0x160/0x160 [ 324.658486] 0 pages HighMem/MovableOnly [ 324.658495] 342867 pages reserved [ 324.661600] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.666075] 0 pages cma reserved [ 324.670045] ? check_preemption_disabled+0x48/0x280 [ 324.673547] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 324.679015] ? __lock_is_held+0xb5/0x140 [ 324.682522] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 324.687390] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.693873] ksoftirqd/1 cpuset= [ 324.697948] ? check_preemption_disabled+0x48/0x280 [ 324.708252] / [ 324.713800] run_timer_softirq+0x52/0xb0 [ 324.717059] mems_allowed=0 [ 324.722072] ? rcu_read_lock_sched_held+0x14f/0x180 [ 324.735757] __do_softirq+0x308/0xb7e [ 324.739571] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 324.744074] ? lock_downgrade+0x900/0x900 [ 324.748231] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 324.753345] ? pvclock_read_flags+0x160/0x160 [ 324.757854] ? lapic_next_event+0x5a/0x90 [ 324.762008] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.767557] ? kvm_clock_read+0x18/0x30 [ 324.771538] ? kvm_sched_clock_read+0x9/0x20 [ 324.775956] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.781501] ? check_preemption_disabled+0x48/0x280 [ 324.786534] irq_exit+0x17f/0x1c0 [ 324.789994] smp_apic_timer_interrupt+0x1cb/0x760 [ 324.794841] ? smp_call_function_single_interrupt+0x159/0x650 [ 324.800735] ? smp_call_function_single_interrupt+0x650/0x650 [ 324.806635] ? interrupt_entry+0xb5/0xc0 [ 324.810711] ? trace_hardirqs_off_caller+0xbb/0x310 [ 324.815732] ? trace_hardirqs_off_caller+0xbb/0x310 [ 324.820755] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 324.825605] ? trace_hardirqs_on_caller+0x310/0x310 [ 324.830638] ? trace_hardirqs_on_caller+0x310/0x310 [ 324.835655] ? task_prio+0x50/0x50 [ 324.839202] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.844746] ? check_preemption_disabled+0x48/0x280 [ 324.849772] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 324.854633] apic_timer_interrupt+0xf/0x20 [ 324.858867] [ 324.861113] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 324.866048] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 324.885468] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 324.893194] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 324.900473] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 324.907751] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 324.915033] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 324.922308] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 324.929640] skb_clone+0x1bb/0x500 [ 324.933197] ? finish_task_switch+0x2f4/0x910 [ 324.937703] ? skb_split+0x11e0/0x11e0 [ 324.941603] ? preempt_notifier_register+0x200/0x200 [ 324.946714] ? __switch_to_asm+0x34/0x70 [ 324.950784] ? __switch_to_asm+0x34/0x70 [ 324.954850] ? __switch_to_asm+0x40/0x70 [ 324.958918] ? __switch_to_asm+0x34/0x70 [ 324.962983] ? __switch_to_asm+0x40/0x70 [ 324.967044] ? __switch_to_asm+0x34/0x70 [ 324.971107] ? __switch_to_asm+0x40/0x70 [ 324.975174] ? __switch_to_asm+0x34/0x70 [ 324.979248] ? __switch_to_asm+0x34/0x70 [ 324.983311] ? __switch_to_asm+0x40/0x70 [ 324.987646] ? __switch_to_asm+0x34/0x70 [ 324.991727] bpf_clone_redirect+0xb9/0x490 [ 324.995980] ? __schedule+0x8d7/0x21d0 [ 324.999887] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 325.004920] ? __sched_text_start+0x8/0x8 [ 325.009076] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 325.013844] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 325.018437] ? find_held_lock+0x36/0x1c0 [ 325.022515] ? lock_acquire+0x1ed/0x520 [ 325.026493] ? bpf_test_run+0x3cb/0x780 [ 325.030474] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.036017] ? check_preemption_disabled+0x48/0x280 [ 325.041045] ? kasan_check_read+0x11/0x20 [ 325.045203] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 325.050488] ? rcu_softirq_qs+0x20/0x20 [ 325.054468] ? preempt_schedule+0x4d/0x60 [ 325.058633] ? ___preempt_schedule+0x16/0x18 [ 325.063056] ? bpf_test_run+0x25d/0x780 [ 325.067045] ? netlink_diag_dump+0x2a0/0x2a0 [ 325.071465] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 325.077010] ? bpf_test_init.isra.10+0x70/0x100 [ 325.081691] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 325.086460] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 325.091305] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 325.096875] ? fput+0x130/0x1a0 [ 325.100183] ? __bpf_prog_get+0x9b/0x290 [ 325.104268] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 325.109111] ? bpf_prog_test_run+0x130/0x1a0 [ 325.113529] ? __x64_sys_bpf+0x3d8/0x520 [ 325.117595] ? bpf_prog_get+0x20/0x20 [ 325.121433] ? do_syscall_64+0x1b9/0x820 [ 325.125504] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 325.130879] ? syscall_return_slowpath+0x5e0/0x5e0 [ 325.135811] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 325.140663] ? trace_hardirqs_on_caller+0x310/0x310 [ 325.145700] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 325.150722] ? prepare_exit_to_usermode+0x291/0x3b0 [ 325.155782] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 325.160646] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 325.166036] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 325.166117] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 325.172626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 325.172632] Call Trace: [ 325.172653] dump_stack+0x244/0x39d [ 325.172671] ? dump_stack_print_info.cold.1+0x20/0x20 [ 325.172698] warn_alloc.cold.117+0xb7/0x1bd [ 325.179225] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 325.188523] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 325.191089] syz-executor1 cpuset= [ 325.194721] ? lock_downgrade+0x900/0x900 [ 325.199891] syz1 [ 325.204217] ? trace_hardirqs_off+0xb8/0x310 [ 325.214688] mems_allowed=0 [ 325.219530] ? trace_hardirqs_off+0xb8/0x310 [ 325.240802] __alloc_pages_slowpath+0x2660/0x2d70 [ 325.245686] ? warn_alloc+0x120/0x120 [ 325.249498] ? warn_alloc+0x120/0x120 [ 325.253305] ? print_usage_bug+0xc0/0xc0 [ 325.257377] ? warn_alloc+0x120/0x120 [ 325.261185] ? print_usage_bug+0xc0/0xc0 [ 325.265252] ? __lock_acquire+0x62f/0x4c20 [ 325.269491] ? __lock_acquire+0x62f/0x4c20 [ 325.273734] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 325.279273] ? should_fail+0x22d/0xd01 [ 325.283165] ? __lock_acquire+0x62f/0x4c20 [ 325.287403] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 325.292511] ? __lock_acquire+0x62f/0x4c20 [ 325.296757] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 325.301858] ? __lock_acquire+0x62f/0x4c20 [ 325.306089] ? should_fail+0x22d/0xd01 [ 325.309995] ? mark_held_locks+0x130/0x130 [ 325.314236] ? mark_held_locks+0x130/0x130 [ 325.318473] ? zap_class+0x640/0x640 [ 325.322192] ? mark_held_locks+0xc7/0x130 [ 325.326338] ? do_raw_spin_unlock+0xa7/0x330 [ 325.330761] ? zap_class+0x640/0x640 [ 325.334482] ? print_usage_bug+0xc0/0xc0 [ 325.338549] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.344088] ? check_preemption_disabled+0x48/0x280 [ 325.349126] ? __lock_is_held+0xb5/0x140 [ 325.353201] __alloc_pages_nodemask+0xa80/0xde0 [ 325.357873] ? zap_class+0x640/0x640 [ 325.361594] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 325.366623] ? find_held_lock+0x36/0x1c0 [ 325.370700] ? ____cache_alloc_node+0x1c7/0x1e0 [ 325.375381] ? lock_downgrade+0x900/0x900 [ 325.379543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.385108] cache_grow_begin+0xa5/0x8c0 [ 325.389180] ? do_raw_spin_unlock+0xa7/0x330 [ 325.393600] fallback_alloc+0x204/0x2e0 [ 325.397585] ____cache_alloc_node+0x1c7/0x1e0 [ 325.402088] kmem_cache_alloc_node+0xe3/0x730 [ 325.406593] ? ipv6_get_ifaddr+0x42e/0x620 [ 325.410841] __alloc_skb+0x119/0x770 [ 325.414563] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 325.419851] ? netdev_alloc_frag+0x1f0/0x1f0 [ 325.424261] ? lock_downgrade+0x900/0x900 [ 325.428440] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.433988] ? refcount_sub_and_test_checked+0x203/0x310 [ 325.439447] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 325.444899] ? addrconf_rs_timer+0x690/0x690 [ 325.449324] ndisc_alloc_skb+0x144/0x340 [ 325.453399] ndisc_send_rs+0x331/0x6e0 [ 325.457295] addrconf_rs_timer+0x314/0x690 [ 325.461538] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 325.465797] call_timer_fn+0x272/0x920 [ 325.469692] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 325.473938] ? process_timeout+0x40/0x40 [ 325.478016] ? __run_timers+0x7da/0xc70 [ 325.481999] ? _raw_spin_unlock_irq+0x27/0x80 [ 325.486499] ? _raw_spin_unlock_irq+0x27/0x80 [ 325.490998] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 325.495239] ? lockdep_hardirqs_on+0x296/0x5b0 [ 325.499824] ? trace_hardirqs_on+0xbd/0x310 [ 325.504149] ? kasan_check_read+0x11/0x20 [ 325.508300] ? __run_timers+0x7da/0xc70 [ 325.512279] ? trace_hardirqs_off_caller+0x310/0x310 [ 325.517408] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 325.521649] __run_timers+0x7e5/0xc70 [ 325.525470] ? timer_fixup_init+0x70/0x70 [ 325.529618] ? compat_start_thread+0x80/0x80 [ 325.534036] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.539585] ? kasan_check_write+0x14/0x20 [ 325.543824] ? finish_task_switch+0x2f4/0x910 [ 325.548326] ? __switch_to_asm+0x40/0x70 [ 325.552402] ? preempt_notifier_register+0x200/0x200 [ 325.557523] ? __switch_to_asm+0x34/0x70 [ 325.561588] ? __switch_to_asm+0x40/0x70 [ 325.565651] ? __switch_to_asm+0x34/0x70 [ 325.569712] ? __switch_to_asm+0x40/0x70 [ 325.573777] ? __switch_to_asm+0x34/0x70 [ 325.577841] ? __switch_to_asm+0x40/0x70 [ 325.581918] ? pvclock_read_flags+0x160/0x160 [ 325.586418] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.591961] ? check_preemption_disabled+0x48/0x280 [ 325.596987] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 325.602532] ? rcu_pm_notify+0xc0/0xc0 [ 325.606429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.611971] ? check_preemption_disabled+0x48/0x280 [ 325.616996] run_timer_softirq+0x52/0xb0 [ 325.621066] ? rcu_read_lock_sched_held+0x14f/0x180 [ 325.626087] __do_softirq+0x308/0xb7e [ 325.629903] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 325.635008] ? trace_hardirqs_off+0xb8/0x310 [ 325.639423] ? rcu_irq_enter+0x18c/0x310 [ 325.643492] ? schedule+0x108/0x460 [ 325.647129] ? __schedule+0x21d0/0x21d0 [ 325.651112] ? trace_hardirqs_off+0xb8/0x310 [ 325.655528] ? smpboot_thread_fn+0x68b/0xa00 [ 325.659943] ? trace_hardirqs_on+0x310/0x310 [ 325.664364] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 325.669904] ? check_preemption_disabled+0x48/0x280 [ 325.674922] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.680462] ? takeover_tasklets+0xa90/0xa90 [ 325.684876] run_ksoftirqd+0x5e/0x100 [ 325.688679] smpboot_thread_fn+0x68b/0xa00 [ 325.692957] ? sort_range+0x30/0x30 [ 325.696592] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 325.701698] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 325.707241] ? __kthread_parkme+0xfb/0x1a0 [ 325.711486] kthread+0x35a/0x420 [ 325.714856] ? sort_range+0x30/0x30 [ 325.718484] ? kthread_stop+0x900/0x900 [ 325.722469] ret_from_fork+0x3a/0x50 [ 325.726201] warn_alloc_show_mem: 1 callbacks suppressed [ 325.726213] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 325.726215] Mem-Info: [ 325.726246] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 325.726246] active_file:16 inactive_file:18 isolated_file:0 [ 325.726246] unevictable:0 dirty:0 writeback:0 unstable:0 [ 325.726246] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 325.726246] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 325.726246] free:13683 free_pcp:153 free_cma:0 [ 325.731592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 325.738612] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 325.741017] Call Trace: [ 325.773901] Node 0 [ 325.783250] [ 325.810769] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 325.813336] dump_stack+0x244/0x39d [ 325.815546] lowmem_reserve[]: [ 325.817697] ? dump_stack_print_info.cold.1+0x20/0x20 [ 325.843172] 0 2818 [ 325.846826] warn_alloc.cold.117+0xb7/0x1bd [ 325.849896] 6321 6321 [ 325.855090] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 325.861636] ? lock_downgrade+0x900/0x900 [ 325.864109] Node 0 [ 325.868953] ? trace_hardirqs_off+0xb8/0x310 [ 325.873099] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 325.875316] ? trace_hardirqs_off+0xb8/0x310 [ 325.879694] lowmem_reserve[]: 0 [ 325.906430] __alloc_pages_slowpath+0x2660/0x2d70 [ 325.910813] 0 [ 325.914118] ? warn_alloc+0x120/0x120 [ 325.918916] 3503 [ 325.920718] ? warn_alloc+0x120/0x120 [ 325.924496] 3503 [ 325.926558] ? print_usage_bug+0xc0/0xc0 [ 325.932395] ? warn_alloc+0x120/0x120 [ 325.936439] Node 0 [ 325.940239] ? print_usage_bug+0xc0/0xc0 [ 325.940270] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 325.940278] lowmem_reserve[]: [ 325.942514] ? __lock_acquire+0x62f/0x4c20 [ 325.946553] 0 [ 325.974841] ? __lock_acquire+0x62f/0x4c20 [ 325.977928] 0 [ 325.982159] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 325.983940] 0 [ 325.988175] ? should_fail+0x22d/0xd01 [ 325.989960] 0 [ 325.995497] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 326.001165] ? __lock_acquire+0x62f/0x4c20 [ 326.002945] Node 0 [ 326.008045] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 326.012257] DMA: [ 326.014492] ? __lock_acquire+0x62f/0x4c20 [ 326.019577] 1*4kB [ 326.021649] ? should_fail+0x22d/0xd01 [ 326.025862] (U) [ 326.028007] ? find_held_lock+0x36/0x1c0 [ 326.031876] 0*8kB [ 326.033855] ? mark_held_locks+0x130/0x130 [ 326.037892] 0*16kB [ 326.040043] ? mark_held_locks+0x130/0x130 [ 326.044251] 1*32kB (U) [ 326.046498] ? zap_class+0x640/0x640 [ 326.050714] 2*64kB (U) [ 326.053308] ? zap_class+0x640/0x640 [ 326.057003] 1*128kB [ 326.059585] ? print_usage_bug+0xc0/0xc0 [ 326.063277] (U) 1*256kB [ 326.065609] ? do_raw_spin_unlock+0xa7/0x330 [ 326.069646] (U) 0*512kB [ 326.072326] ? zap_class+0x640/0x640 [ 326.076710] 1*1024kB (U) [ 326.079390] ? print_usage_bug+0xc0/0xc0 [ 326.083077] 1*2048kB (M) [ 326.085846] ? wq_watchdog_touch+0x9c/0xfe [ 326.089879] 3*4096kB (M) [ 326.092655] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.096869] = 15908kB [ 326.099631] ? check_preemption_disabled+0x48/0x280 [ 326.105148] Node 0 [ 326.107566] ? __lock_is_held+0xb5/0x140 [ 326.112558] DMA32: [ 326.114800] __alloc_pages_nodemask+0xa80/0xde0 [ 326.118835] 5*4kB [ 326.121072] ? zap_class+0x640/0x640 [ 326.125722] (UM) [ 326.127874] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 326.131558] 1*8kB (U) [ 326.133645] ? find_held_lock+0x36/0x1c0 [ 326.138633] 2*16kB [ 326.141133] ? ____cache_alloc_node+0x1c7/0x1e0 [ 326.145181] (M) [ 326.147418] ? lock_downgrade+0x900/0x900 [ 326.152063] 1*32kB [ 326.154046] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.158170] (M) [ 326.160413] cache_grow_begin+0xa5/0x8c0 [ 326.165928] 4*64kB [ 326.167904] ? do_raw_spin_unlock+0xa7/0x330 [ 326.171948] (UM) [ 326.174193] fallback_alloc+0x204/0x2e0 [ 326.178575] 5*128kB [ 326.180646] ____cache_alloc_node+0x1c7/0x1e0 [ 326.184595] (UM) [ 326.186927] kmem_cache_alloc_node+0xe3/0x730 [ 326.191391] 4*256kB (UM) [ 326.193463] ? ipv6_get_ifaddr+0x42e/0x620 [ 326.197940] 3*512kB [ 326.200703] __alloc_skb+0x119/0x770 [ 326.204911] (M) [ 326.207236] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 326.210924] 3*1024kB [ 326.212897] ? netdev_alloc_frag+0x1f0/0x1f0 [ 326.218151] (UM) [ 326.220565] ? lock_downgrade+0x900/0x900 [ 326.224949] 3*2048kB [ 326.227013] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.231136] (UM) [ 326.233549] ? refcount_sub_and_test_checked+0x203/0x310 [ 326.239057] 3*4096kB (M) [ 326.241135] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 326.246563] = 25052kB [ 326.249320] ? addrconf_rs_timer+0x690/0x690 [ 326.254747] Node 0 [ 326.257166] ndisc_alloc_skb+0x144/0x340 [ 326.261546] Normal: [ 326.263783] ndisc_send_rs+0x331/0x6e0 [ 326.267823] 943*4kB [ 326.270144] addrconf_rs_timer+0x314/0x690 [ 326.274006] (ME) [ 326.276333] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 326.280546] 466*8kB [ 326.282621] call_timer_fn+0x272/0x920 [ 326.286818] (UME) [ 326.289144] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 326.293014] 200*16kB [ 326.295163] ? process_timeout+0x40/0x40 [ 326.299383] (UME) [ 326.301796] ? __run_timers+0x7da/0xc70 [ 326.305832] 78*32kB [ 326.307981] ? _raw_spin_unlock_irq+0x27/0x80 [ 326.311939] (UME) [ 326.314284] ? _raw_spin_unlock_irq+0x27/0x80 [ 326.318737] 9*64kB (UM) [ 326.320894] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 326.325367] 0*128kB 0*256kB [ 326.328046] ? lockdep_hardirqs_on+0x296/0x5b0 [ 326.332259] 0*512kB [ 326.335276] ? trace_hardirqs_on+0xbd/0x310 [ 326.339836] 0*1024kB [ 326.342160] ? kasan_check_read+0x11/0x20 [ 326.346462] 0*2048kB [ 326.348869] ? __run_timers+0x7da/0xc70 [ 326.352994] 0*4096kB [ 326.355405] ? trace_hardirqs_off_caller+0x310/0x310 [ 326.359362] = 13772kB [ 326.361766] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 326.366859] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 326.369281] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 326.373496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 326.382353] __run_timers+0x7e5/0xc70 [ 326.386574] 172 total pagecache pages [ 326.395159] ? timer_fixup_init+0x70/0x70 [ 326.398934] 0 pages in swap cache [ 326.402730] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 326.406852] Swap cache stats: add 0, delete 0, find 0/0 [ 326.406861] Free swap = 0kB [ 326.410311] ? zap_class+0x640/0x640 [ 326.415307] Total swap = 0kB [ 326.420668] ? enqueue_hrtimer+0x1a5/0x560 [ 326.423666] 1965979 pages RAM [ 326.427379] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 326.430379] 0 pages HighMem/MovableOnly [ 326.430388] 342867 pages reserved [ 326.434631] ? find_held_lock+0x36/0x1c0 [ 326.437705] 0 pages cma reserved [ 326.442897] ? zap_class+0x640/0x640 [ 326.446919] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 326.450301] ? pvclock_read_flags+0x160/0x160 [ 326.454870] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 326.457716] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.461410] ksoftirqd/1 cpuset= [ 326.467931] ? check_preemption_disabled+0x48/0x280 [ 326.472405] / [ 326.482727] ? __lock_is_held+0xb5/0x140 [ 326.488240] mems_allowed=0 [ 326.491517] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.510723] ? check_preemption_disabled+0x48/0x280 [ 326.515747] run_timer_softirq+0x52/0xb0 [ 326.519815] ? rcu_read_lock_sched_held+0x14f/0x180 [ 326.524837] __do_softirq+0x308/0xb7e [ 326.528653] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 326.533152] ? lock_downgrade+0x900/0x900 [ 326.537310] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 326.542430] ? pvclock_read_flags+0x160/0x160 [ 326.546929] ? lapic_next_event+0x5a/0x90 [ 326.551084] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.556653] ? kvm_clock_read+0x18/0x30 [ 326.560638] ? kvm_sched_clock_read+0x9/0x20 [ 326.565053] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.570593] ? check_preemption_disabled+0x48/0x280 [ 326.575635] irq_exit+0x17f/0x1c0 [ 326.579095] smp_apic_timer_interrupt+0x1cb/0x760 [ 326.583943] ? smp_call_function_single_interrupt+0x159/0x650 [ 326.589829] ? smp_call_function_single_interrupt+0x650/0x650 [ 326.595719] ? interrupt_entry+0xb5/0xc0 [ 326.599785] ? trace_hardirqs_off_caller+0xbb/0x310 [ 326.604828] ? trace_hardirqs_off_caller+0xbb/0x310 [ 326.609847] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 326.614706] ? trace_hardirqs_on_caller+0x310/0x310 [ 326.619724] ? trace_hardirqs_on_caller+0x310/0x310 [ 326.624743] ? task_prio+0x50/0x50 [ 326.628287] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.633826] ? check_preemption_disabled+0x48/0x280 [ 326.638861] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 326.643720] apic_timer_interrupt+0xf/0x20 [ 326.647950] [ 326.650194] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 326.655130] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 326.674117] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 326.681827] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 326.689096] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 326.696368] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 326.703642] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 326.710908] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 326.718222] skb_clone+0x1bb/0x500 [ 326.721770] ? finish_task_switch+0x2f4/0x910 [ 326.726268] ? skb_split+0x11e0/0x11e0 [ 326.730159] ? preempt_notifier_register+0x200/0x200 [ 326.735263] ? __switch_to_asm+0x34/0x70 [ 326.739327] ? __switch_to_asm+0x34/0x70 [ 326.743392] ? __switch_to_asm+0x40/0x70 [ 326.747453] ? __switch_to_asm+0x34/0x70 [ 326.751518] ? __switch_to_asm+0x40/0x70 [ 326.755703] ? __switch_to_asm+0x34/0x70 [ 326.759763] ? __switch_to_asm+0x40/0x70 [ 326.763827] ? __switch_to_asm+0x34/0x70 [ 326.767889] ? __switch_to_asm+0x34/0x70 [ 326.771951] ? __switch_to_asm+0x40/0x70 [ 326.776014] ? __switch_to_asm+0x34/0x70 [ 326.780089] bpf_clone_redirect+0xb9/0x490 [ 326.784327] ? __schedule+0x8d7/0x21d0 [ 326.788225] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 326.793505] ? __sched_text_start+0x8/0x8 [ 326.797659] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 326.802425] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 326.807027] ? find_held_lock+0x36/0x1c0 [ 326.811109] ? lock_acquire+0x1ed/0x520 [ 326.815173] ? bpf_test_run+0x3cb/0x780 [ 326.819180] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.824724] ? check_preemption_disabled+0x48/0x280 [ 326.829749] ? kasan_check_read+0x11/0x20 [ 326.833907] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 326.839190] ? rcu_softirq_qs+0x20/0x20 [ 326.843188] ? preempt_schedule+0x4d/0x60 [ 326.847339] ? ___preempt_schedule+0x16/0x18 [ 326.851759] ? bpf_test_run+0x25d/0x780 [ 326.855746] ? netlink_diag_dump+0x2a0/0x2a0 [ 326.860158] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 326.865709] ? bpf_test_init.isra.10+0x70/0x100 [ 326.870396] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 326.875164] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 326.880512] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 326.886058] ? fput+0x130/0x1a0 [ 326.889345] ? __bpf_prog_get+0x9b/0x290 [ 326.893427] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 326.898271] ? bpf_prog_test_run+0x130/0x1a0 [ 326.902687] ? __x64_sys_bpf+0x3d8/0x520 [ 326.906758] ? bpf_prog_get+0x20/0x20 [ 326.910592] ? do_syscall_64+0x1b9/0x820 [ 326.914665] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 326.920040] ? syscall_return_slowpath+0x5e0/0x5e0 [ 326.924974] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 326.929829] ? trace_hardirqs_on_caller+0x310/0x310 [ 326.934854] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 326.939879] ? prepare_exit_to_usermode+0x291/0x3b0 [ 326.944910] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 326.949771] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 326.955166] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #135 [ 326.955234] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 326.961759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 326.961765] Call Trace: [ 326.961785] dump_stack+0x244/0x39d [ 326.961804] ? dump_stack_print_info.cold.1+0x20/0x20 [ 326.961832] warn_alloc.cold.117+0xb7/0x1bd [ 326.968370] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 326.977658] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 326.980223] syz-executor1 cpuset= [ 326.984974] ? lock_downgrade+0x900/0x900 [ 326.990146] syz1 [ 326.994472] ? trace_hardirqs_off+0xb8/0x310 [ 327.004935] mems_allowed=0 [ 327.009776] ? trace_hardirqs_off+0xb8/0x310 [ 327.031047] __alloc_pages_slowpath+0x2660/0x2d70 [ 327.035919] ? check_usage_forwards+0x3d0/0x3d0 [ 327.040602] ? warn_alloc+0x120/0x120 [ 327.044414] ? lockdep_on+0x50/0x50 [ 327.048050] ? warn_alloc+0x120/0x120 [ 327.051856] ? print_usage_bug+0xc0/0xc0 [ 327.055924] ? warn_alloc+0x120/0x120 [ 327.059730] ? print_usage_bug+0xc0/0xc0 [ 327.063801] ? kasan_check_read+0x11/0x20 [ 327.067960] ? trace_event_raw_event_lock_acquire+0x440/0x440 [ 327.073860] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 327.079401] ? should_fail+0x22d/0xd01 [ 327.083294] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 327.088407] ? __lock_acquire+0x62f/0x4c20 [ 327.092649] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 327.097758] ? __lock_acquire+0x62f/0x4c20 [ 327.101993] ? should_fail+0x22d/0xd01 [ 327.105901] ? mark_held_locks+0x130/0x130 [ 327.110155] ? mark_held_locks+0x130/0x130 [ 327.114405] ? zap_class+0x640/0x640 [ 327.118130] ? print_usage_bug+0xc0/0xc0 [ 327.122202] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.127747] ? check_preemption_disabled+0x48/0x280 [ 327.132777] ? __lock_is_held+0xb5/0x140 [ 327.136850] __alloc_pages_nodemask+0xa80/0xde0 [ 327.141523] ? zap_class+0x640/0x640 [ 327.145247] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 327.150279] ? find_held_lock+0x36/0x1c0 [ 327.154370] ? ____cache_alloc_node+0x1c7/0x1e0 [ 327.159045] ? lock_downgrade+0x900/0x900 [ 327.163207] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.168757] cache_grow_begin+0xa5/0x8c0 [ 327.172839] ? do_raw_spin_unlock+0xa7/0x330 [ 327.177264] fallback_alloc+0x204/0x2e0 [ 327.181249] ____cache_alloc_node+0x1c7/0x1e0 [ 327.185756] kmem_cache_alloc_node+0xe3/0x730 [ 327.190258] ? ipv6_get_ifaddr+0x42e/0x620 [ 327.194509] __alloc_skb+0x119/0x770 [ 327.198227] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 327.203514] ? netdev_alloc_frag+0x1f0/0x1f0 [ 327.207928] ? lock_downgrade+0x900/0x900 [ 327.212090] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.217651] ? refcount_sub_and_test_checked+0x203/0x310 [ 327.223123] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 327.228582] ? addrconf_rs_timer+0x690/0x690 [ 327.233009] ndisc_alloc_skb+0x144/0x340 [ 327.237084] ndisc_send_rs+0x331/0x6e0 [ 327.240987] addrconf_rs_timer+0x314/0x690 [ 327.245230] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 327.249487] call_timer_fn+0x272/0x920 [ 327.253383] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 327.257627] ? process_timeout+0x40/0x40 [ 327.261731] ? __run_timers+0x7da/0xc70 [ 327.265714] ? _raw_spin_unlock_irq+0x27/0x80 [ 327.270211] ? _raw_spin_unlock_irq+0x27/0x80 [ 327.274725] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 327.278965] ? lockdep_hardirqs_on+0x296/0x5b0 [ 327.283554] ? trace_hardirqs_on+0xbd/0x310 [ 327.287881] ? kasan_check_read+0x11/0x20 [ 327.292037] ? __run_timers+0x7da/0xc70 [ 327.296018] ? trace_hardirqs_off_caller+0x310/0x310 [ 327.301152] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 327.305398] __run_timers+0x7e5/0xc70 [ 327.309214] ? timer_fixup_init+0x70/0x70 [ 327.313379] ? compat_start_thread+0x80/0x80 [ 327.317799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.323348] ? kasan_check_write+0x14/0x20 [ 327.327599] ? finish_task_switch+0x2f4/0x910 [ 327.332104] ? __switch_to_asm+0x40/0x70 [ 327.336180] ? preempt_notifier_register+0x200/0x200 [ 327.341288] ? __switch_to_asm+0x34/0x70 [ 327.345365] ? __switch_to_asm+0x40/0x70 [ 327.349432] ? __switch_to_asm+0x34/0x70 [ 327.353496] ? __switch_to_asm+0x40/0x70 [ 327.357562] ? __switch_to_asm+0x34/0x70 [ 327.361625] ? __switch_to_asm+0x40/0x70 [ 327.365702] ? pvclock_read_flags+0x160/0x160 [ 327.370203] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.375743] ? check_preemption_disabled+0x48/0x280 [ 327.380774] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 327.386316] ? rcu_pm_notify+0xc0/0xc0 [ 327.390208] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.395749] ? check_preemption_disabled+0x48/0x280 [ 327.400779] run_timer_softirq+0x52/0xb0 [ 327.404851] ? rcu_read_lock_sched_held+0x14f/0x180 [ 327.409869] __do_softirq+0x308/0xb7e [ 327.413688] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 327.418798] ? trace_hardirqs_off+0xb8/0x310 [ 327.423209] ? rcu_irq_enter+0x18c/0x310 [ 327.427277] ? schedule+0x108/0x460 [ 327.430912] ? __schedule+0x21d0/0x21d0 [ 327.434895] ? trace_hardirqs_off+0xb8/0x310 [ 327.439308] ? smpboot_thread_fn+0x68b/0xa00 [ 327.443722] ? trace_hardirqs_on+0x310/0x310 [ 327.448145] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 327.453688] ? check_preemption_disabled+0x48/0x280 [ 327.458708] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.464254] ? takeover_tasklets+0xa90/0xa90 [ 327.468670] run_ksoftirqd+0x5e/0x100 [ 327.472475] smpboot_thread_fn+0x68b/0xa00 [ 327.476719] ? sort_range+0x30/0x30 [ 327.480350] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 327.485469] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 327.491010] ? __kthread_parkme+0xfb/0x1a0 [ 327.495261] kthread+0x35a/0x420 [ 327.498633] ? sort_range+0x30/0x30 [ 327.502269] ? kthread_stop+0x900/0x900 [ 327.506263] ret_from_fork+0x3a/0x50 [ 327.509996] warn_alloc_show_mem: 1 callbacks suppressed [ 327.510008] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 327.510010] Mem-Info: [ 327.510042] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 327.510042] active_file:16 inactive_file:18 isolated_file:0 [ 327.510042] unevictable:0 dirty:0 writeback:0 unstable:0 [ 327.510042] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 327.510042] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 327.510042] free:13683 free_pcp:153 free_cma:0 [ 327.515393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 327.522420] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 327.524824] Call Trace: [ 327.557693] Node 0 [ 327.567044] [ 327.594554] 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 [ 327.597124] dump_stack+0x244/0x39d [ 327.599339] lowmem_reserve[]: [ 327.601499] ? dump_stack_print_info.cold.1+0x20/0x20 [ 327.626978] 0 [ 327.630613] warn_alloc.cold.117+0xb7/0x1bd [ 327.633688] 2818 [ 327.638876] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 327.640660] 6321 [ 327.644978] ? lock_downgrade+0x900/0x900 [ 327.647022] 6321 [ 327.651866] ? trace_hardirqs_off+0xb8/0x310 [ 327.658053] ? trace_hardirqs_off+0xb8/0x310 [ 327.660095] Node 0 [ 327.664509] __alloc_pages_slowpath+0x2660/0x2d70 [ 327.668916] DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 327.671155] ? warn_alloc+0x120/0x120 [ 327.675960] lowmem_reserve[]: [ 327.702677] ? warn_alloc+0x120/0x120 [ 327.706458] 0 [ 327.709568] ? print_usage_bug+0xc0/0xc0 [ 327.713351] 0 [ 327.715157] ? warn_alloc+0x120/0x120 [ 327.719198] 3503 [ 327.721004] ? print_usage_bug+0xc0/0xc0 [ 327.724780] 3503 [ 327.726850] ? __lock_acquire+0x62f/0x4c20 [ 327.730892] Node 0 [ 327.732955] ? __lock_acquire+0x62f/0x4c20 [ 327.737194] Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:364kB local_pcp:116kB free_cma:0kB [ 327.739408] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 327.743617] lowmem_reserve[]: 0 0 [ 327.771915] ? should_fail+0x22d/0xd01 [ 327.777436] 0 [ 327.780890] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 327.784757] 0 [ 327.786560] ? __lock_acquire+0x62f/0x4c20 [ 327.793449] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 327.797668] Node 0 [ 327.802777] ? __lock_acquire+0x62f/0x4c20 [ 327.802787] DMA: [ 327.805019] ? should_fail+0x22d/0xd01 [ 327.809245] 1*4kB [ 327.811305] ? find_held_lock+0x36/0x1c0 [ 327.815172] (U) [ 327.817329] ? mark_held_locks+0x130/0x130 [ 327.821370] 0*8kB [ 327.823349] ? mark_held_locks+0x130/0x130 [ 327.827572] 0*16kB [ 327.829724] ? zap_class+0x640/0x640 [ 327.833940] 1*32kB [ 327.836172] ? zap_class+0x640/0x640 [ 327.839867] (U) [ 327.842113] ? print_usage_bug+0xc0/0xc0 [ 327.845809] 2*64kB [ 327.847783] ? do_raw_spin_unlock+0xa7/0x330 [ 327.851825] (U) [ 327.854063] ? zap_class+0x640/0x640 [ 327.858457] 1*128kB [ 327.860431] ? print_usage_bug+0xc0/0xc0 [ 327.864123] (U) [ 327.866451] ? wq_watchdog_touch+0x9c/0xfe [ 327.870490] 1*256kB [ 327.872471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.876683] (U) [ 327.879009] ? check_preemption_disabled+0x48/0x280 [ 327.884528] 0*512kB [ 327.886508] ? __lock_is_held+0xb5/0x140 [ 327.891502] 1*1024kB [ 327.893829] __alloc_pages_nodemask+0xa80/0xde0 [ 327.897868] (U) [ 327.900300] ? zap_class+0x640/0x640 [ 327.904949] 1*2048kB [ 327.906928] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 327.910630] (M) [ 327.913049] ? find_held_lock+0x36/0x1c0 [ 327.918041] 3*4096kB [ 327.920022] ? ____cache_alloc_node+0x1c7/0x1e0 [ 327.924055] (M) [ 327.926468] ? lock_downgrade+0x900/0x900 [ 327.931124] = 15908kB [ 327.933097] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.937221] Node 0 [ 327.939639] cache_grow_begin+0xa5/0x8c0 [ 327.945151] DMA32: [ 327.947388] ? do_raw_spin_unlock+0xa7/0x330 [ 327.951431] 5*4kB [ 327.953683] fallback_alloc+0x204/0x2e0 [ 327.958064] (UM) [ 327.960226] ____cache_alloc_node+0x1c7/0x1e0 [ 327.964175] 1*8kB (U) [ 327.966254] kmem_cache_alloc_node+0xe3/0x730 [ 327.970727] 2*16kB [ 327.973225] ? ipv6_get_ifaddr+0x42e/0x620 [ 327.977697] (M) [ 327.979939] __alloc_skb+0x119/0x770 [ 327.984147] 1*32kB (M) [ 327.986134] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 327.986155] ? netdev_alloc_frag+0x1f0/0x1f0 [ 327.989848] 4*64kB [ 327.992432] ? lock_downgrade+0x900/0x900 [ 327.997686] (UM) [ 328.002117] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.004343] 5*128kB [ 328.008507] ? refcount_sub_and_test_checked+0x203/0x310 [ 328.010549] (UM) [ 328.016092] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 328.018395] 4*256kB [ 328.023845] ? addrconf_rs_timer+0x690/0x690 [ 328.025891] (UM) [ 328.031353] ndisc_alloc_skb+0x144/0x340 [ 328.033656] 3*512kB [ 328.038064] ndisc_send_rs+0x331/0x6e0 [ 328.040110] (M) [ 328.044188] addrconf_rs_timer+0x314/0x690 [ 328.046496] 3*1024kB [ 328.050385] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 328.052346] (UM) [ 328.056600] call_timer_fn+0x272/0x920 [ 328.058979] 3*2048kB [ 328.063218] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 328.065262] (UM) [ 328.069149] ? process_timeout+0x40/0x40 [ 328.071541] 3*4096kB [ 328.075778] ? __run_timers+0x7da/0xc70 [ 328.077816] (M) = 25052kB [ 328.081889] ? _raw_spin_unlock_irq+0x27/0x80 [ 328.084280] Node 0 [ 328.088253] ? _raw_spin_unlock_irq+0x27/0x80 [ 328.090993] Normal: [ 328.095494] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 328.097715] 943*4kB [ 328.102211] ? lockdep_hardirqs_on+0x296/0x5b0 [ 328.104511] (ME) [ 328.108745] ? trace_hardirqs_on+0xbd/0x310 [ 328.111052] 466*8kB [ 328.115637] ? kasan_check_read+0x11/0x20 [ 328.117678] (UME) [ 328.121997] ? __run_timers+0x7da/0xc70 [ 328.124301] 200*16kB [ 328.128452] ? trace_hardirqs_off_caller+0x310/0x310 [ 328.130578] (UME) [ 328.134549] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 328.136944] 78*32kB [ 328.142043] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 328.144172] (UME) [ 328.148411] __run_timers+0x7e5/0xc70 [ 328.150716] 9*64kB [ 328.154955] ? timer_fixup_init+0x70/0x70 [ 328.157076] (UM) [ 328.160878] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 328.163094] 0*128kB [ 328.167239] ? zap_class+0x640/0x640 [ 328.169284] 0*256kB [ 328.174294] ? enqueue_hrtimer+0x1a5/0x560 [ 328.176604] 0*512kB [ 328.180325] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 328.182627] 0*1024kB 0*2048kB [ 328.186877] ? find_held_lock+0x36/0x1c0 [ 328.189179] 0*4096kB [ 328.194375] ? zap_class+0x640/0x640 [ 328.197551] = 13772kB [ 328.201611] ? pvclock_read_flags+0x160/0x160 [ 328.204010] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 328.207719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.210113] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 328.214603] ? check_preemption_disabled+0x48/0x280 [ 328.223421] 172 total pagecache pages [ 328.228962] ? __lock_is_held+0xb5/0x140 [ 328.237524] 0 pages in swap cache [ 328.242536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.246360] Swap cache stats: add 0, delete 0, find 0/0 [ 328.250408] ? check_preemption_disabled+0x48/0x280 [ 328.253844] Free swap = 0kB [ 328.259383] run_timer_softirq+0x52/0xb0 [ 328.264728] Total swap = 0kB [ 328.269742] ? rcu_read_lock_sched_held+0x14f/0x180 [ 328.272741] 1965979 pages RAM [ 328.276804] __do_softirq+0x308/0xb7e [ 328.279803] 0 pages HighMem/MovableOnly [ 328.284818] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 328.287906] 342867 pages reserved [ 328.291706] ? lock_downgrade+0x900/0x900 [ 328.295660] 0 pages cma reserved [ 328.300155] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 328.303663] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 328.307750] ? pvclock_read_flags+0x160/0x160 [ 328.327180] ? lapic_next_event+0x5a/0x90 [ 328.331346] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.336903] ? kvm_clock_read+0x18/0x30 [ 328.340890] ? kvm_sched_clock_read+0x9/0x20 [ 328.345317] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.350871] ? check_preemption_disabled+0x48/0x280 [ 328.355916] irq_exit+0x17f/0x1c0 [ 328.359384] smp_apic_timer_interrupt+0x1cb/0x760 [ 328.364241] ? smp_call_function_single_interrupt+0x159/0x650 [ 328.370141] ? smp_call_function_single_interrupt+0x650/0x650 [ 328.376046] ? interrupt_entry+0xb5/0xc0 [ 328.380144] ? trace_hardirqs_off_caller+0xbb/0x310 [ 328.385175] ? trace_hardirqs_off_caller+0xbb/0x310 [ 328.390205] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 328.395087] ? trace_hardirqs_on_caller+0x310/0x310 [ 328.400130] ? trace_hardirqs_on_caller+0x310/0x310 [ 328.405159] ? task_prio+0x50/0x50 [ 328.408710] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.414264] ? check_preemption_disabled+0x48/0x280 [ 328.419299] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 328.424172] apic_timer_interrupt+0xf/0x20 [ 328.428413] [ 328.430668] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 328.435609] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 328.454526] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 328.462245] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 328.469520] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 328.476801] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 328.484080] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 328.491363] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 328.498696] skb_clone+0x1bb/0x500 [ 328.502255] ? finish_task_switch+0x2f4/0x910 [ 328.506759] ? skb_split+0x11e0/0x11e0 [ 328.510660] ? preempt_notifier_register+0x200/0x200 [ 328.515799] ? __switch_to_asm+0x34/0x70 [ 328.519880] ? __switch_to_asm+0x34/0x70 [ 328.523950] ? __switch_to_asm+0x40/0x70 [ 328.528025] ? __switch_to_asm+0x34/0x70 [ 328.532097] ? __switch_to_asm+0x40/0x70 [ 328.536170] ? __switch_to_asm+0x34/0x70 [ 328.540239] ? __switch_to_asm+0x40/0x70 [ 328.544312] ? __switch_to_asm+0x34/0x70 [ 328.548384] ? __switch_to_asm+0x34/0x70 [ 328.552456] ? __switch_to_asm+0x40/0x70 [ 328.556533] ? __switch_to_asm+0x34/0x70 [ 328.560624] bpf_clone_redirect+0xb9/0x490 [ 328.564874] ? __schedule+0x8d7/0x21d0 [ 328.568786] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 328.573815] ? __sched_text_start+0x8/0x8 [ 328.577976] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 328.582752] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 328.587356] ? find_held_lock+0x36/0x1c0 [ 328.591439] ? lock_acquire+0x1ed/0x520 [ 328.595424] ? bpf_test_run+0x3cb/0x780 [ 328.599416] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.604968] ? check_preemption_disabled+0x48/0x280 [ 328.610009] ? kasan_check_read+0x11/0x20 [ 328.614175] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 328.619467] ? rcu_softirq_qs+0x20/0x20 [ 328.623455] ? preempt_schedule+0x4d/0x60 [ 328.627629] ? ___preempt_schedule+0x16/0x18 [ 328.632057] ? bpf_test_run+0x25d/0x780 [ 328.636058] ? netlink_diag_dump+0x2a0/0x2a0 [ 328.640486] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 328.646034] ? bpf_test_init.isra.10+0x70/0x100 [ 328.650722] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 328.655505] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 328.660359] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 328.665909] ? fput+0x130/0x1a0 [ 328.669203] ? __bpf_prog_get+0x9b/0x290 [ 328.673282] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 328.678136] ? bpf_prog_test_run+0x130/0x1a0 [ 328.682566] ? __x64_sys_bpf+0x3d8/0x520 [ 328.686646] ? bpf_prog_get+0x20/0x20 [ 328.690485] ? do_syscall_64+0x1b9/0x820 [ 328.694588] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 328.699982] ? syscall_return_slowpath+0x5e0/0x5e0 [ 328.704924] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 328.709783] ? trace_hardirqs_on_caller+0x310/0x310 [ 328.714814] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 328.719847] ? prepare_exit_to_usermode+0x291/0x3b0 [ 328.724882] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 328.729751] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 328.735206] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 328.741810] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 328.752301] syz-executor1 cpuset=syz1 mems_allowed=0 [ 328.757447] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 328.764466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 328.773825] Call Trace: [ 328.776413] [ 328.778578] dump_stack+0x244/0x39d [ 328.782247] ? dump_stack_print_info.cold.1+0x20/0x20 [ 328.787468] warn_alloc.cold.117+0xb7/0x1bd [ 328.791803] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 328.796662] ? lock_downgrade+0x900/0x900 [ 328.800832] ? trace_hardirqs_off+0xb8/0x310 [ 328.805258] ? trace_hardirqs_off+0xb8/0x310 [ 328.809689] __alloc_pages_slowpath+0x2660/0x2d70 [ 328.814580] ? warn_alloc+0x120/0x120 [ 328.818405] ? warn_alloc+0x120/0x120 [ 328.822228] ? print_usage_bug+0xc0/0xc0 [ 328.826306] ? warn_alloc+0x120/0x120 [ 328.830120] ? print_usage_bug+0xc0/0xc0 [ 328.834198] ? __lock_acquire+0x62f/0x4c20 [ 328.838449] ? __lock_acquire+0x62f/0x4c20 [ 328.842704] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 328.848254] ? should_fail+0x22d/0xd01 [ 328.852162] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 328.857453] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 328.862572] ? __lock_acquire+0x62f/0x4c20 [ 328.866820] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 328.871934] ? __lock_acquire+0x62f/0x4c20 [ 328.876691] ? should_fail+0x22d/0xd01 [ 328.880597] ? rcu_irq_exit+0x1a2/0x390 [ 328.884601] ? mark_held_locks+0x130/0x130 [ 328.888867] ? mark_held_locks+0x130/0x130 [ 328.893113] ? zap_class+0x640/0x640 [ 328.896848] ? print_usage_bug+0xc0/0xc0 [ 328.900924] ? zap_class+0x640/0x640 [ 328.904655] ? print_usage_bug+0xc0/0xc0 [ 328.908727] ? lock_downgrade+0x900/0x900 [ 328.912892] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.918458] ? check_preemption_disabled+0x48/0x280 [ 328.923502] ? __lock_is_held+0xb5/0x140 [ 328.927582] __alloc_pages_nodemask+0xa80/0xde0 [ 328.932274] ? zap_class+0x640/0x640 [ 328.936010] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 328.941049] ? find_held_lock+0x36/0x1c0 [ 328.945138] ? ____cache_alloc_node+0x1c7/0x1e0 [ 328.949831] ? lock_downgrade+0x900/0x900 [ 328.953998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.959555] cache_grow_begin+0xa5/0x8c0 [ 328.963638] ? do_raw_spin_unlock+0xa7/0x330 [ 328.968071] fallback_alloc+0x204/0x2e0 [ 328.972065] ____cache_alloc_node+0x1c7/0x1e0 [ 328.976580] kmem_cache_alloc_node+0xe3/0x730 [ 328.981096] ? ipv6_get_ifaddr+0x42e/0x620 [ 328.985541] __alloc_skb+0x119/0x770 [ 328.989274] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 328.994570] ? netdev_alloc_frag+0x1f0/0x1f0 [ 328.998990] ? lock_downgrade+0x900/0x900 [ 329.003162] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.008715] ? refcount_sub_and_test_checked+0x203/0x310 [ 329.014181] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 329.019651] ? addrconf_rs_timer+0x690/0x690 [ 329.024083] ndisc_alloc_skb+0x144/0x340 [ 329.028164] ndisc_send_rs+0x331/0x6e0 [ 329.032073] addrconf_rs_timer+0x314/0x690 [ 329.036322] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 329.040586] call_timer_fn+0x272/0x920 [ 329.044490] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 329.048740] ? process_timeout+0x40/0x40 [ 329.052828] ? __run_timers+0x7da/0xc70 [ 329.056822] ? _raw_spin_unlock_irq+0x27/0x80 [ 329.061330] ? _raw_spin_unlock_irq+0x27/0x80 [ 329.065832] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 329.070078] ? lockdep_hardirqs_on+0x296/0x5b0 [ 329.074678] ? trace_hardirqs_on+0xbd/0x310 [ 329.079011] ? kasan_check_read+0x11/0x20 [ 329.083175] ? __run_timers+0x7da/0xc70 [ 329.087164] ? trace_hardirqs_off_caller+0x310/0x310 [ 329.092289] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 329.096545] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 329.100807] __run_timers+0x7e5/0xc70 [ 329.104644] ? timer_fixup_init+0x70/0x70 [ 329.108810] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 329.113842] ? zap_class+0x640/0x640 [ 329.117660] ? enqueue_hrtimer+0x1a5/0x560 [ 329.121910] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 329.127121] ? find_held_lock+0x36/0x1c0 [ 329.131203] ? zap_class+0x640/0x640 [ 329.134936] ? pvclock_read_flags+0x160/0x160 [ 329.139452] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.145004] ? check_preemption_disabled+0x48/0x280 [ 329.150042] ? __lock_is_held+0xb5/0x140 [ 329.154114] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.159668] ? check_preemption_disabled+0x48/0x280 [ 329.164702] run_timer_softirq+0x52/0xb0 [ 329.168777] ? rcu_read_lock_sched_held+0x14f/0x180 [ 329.173804] __do_softirq+0x308/0xb7e [ 329.177634] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 329.182143] ? lock_downgrade+0x900/0x900 [ 329.186310] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 329.191433] ? pvclock_read_flags+0x160/0x160 [ 329.195945] ? lapic_next_event+0x5a/0x90 [ 329.200114] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.205673] ? kvm_clock_read+0x18/0x30 [ 329.209661] ? kvm_sched_clock_read+0x9/0x20 [ 329.214083] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.219639] ? check_preemption_disabled+0x48/0x280 [ 329.224677] irq_exit+0x17f/0x1c0 [ 329.228143] smp_apic_timer_interrupt+0x1cb/0x760 [ 329.233001] ? smp_call_function_single_interrupt+0x159/0x650 [ 329.238897] ? smp_call_function_single_interrupt+0x650/0x650 [ 329.244800] ? interrupt_entry+0xb5/0xc0 [ 329.248876] ? trace_hardirqs_off_caller+0xbb/0x310 [ 329.253902] ? trace_hardirqs_off_caller+0xbb/0x310 [ 329.258928] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 329.263784] ? trace_hardirqs_on_caller+0x310/0x310 [ 329.268818] ? trace_hardirqs_on_caller+0x310/0x310 [ 329.273846] ? task_prio+0x50/0x50 [ 329.277400] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.282954] ? check_preemption_disabled+0x48/0x280 [ 329.287990] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 329.292863] apic_timer_interrupt+0xf/0x20 [ 329.297099] [ 329.299351] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 329.304289] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 329.323208] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 329.330933] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 329.338219] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 329.345506] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 329.352783] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 329.360071] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 329.367394] skb_clone+0x1bb/0x500 [ 329.370958] ? finish_task_switch+0x2f4/0x910 [ 329.375470] ? skb_split+0x11e0/0x11e0 [ 329.379374] ? preempt_notifier_register+0x200/0x200 [ 329.384496] ? __switch_to_asm+0x34/0x70 [ 329.388573] ? __switch_to_asm+0x34/0x70 [ 329.392654] ? __switch_to_asm+0x40/0x70 [ 329.396723] ? __switch_to_asm+0x34/0x70 [ 329.400798] ? __switch_to_asm+0x40/0x70 [ 329.404873] ? __switch_to_asm+0x34/0x70 [ 329.408942] ? __switch_to_asm+0x40/0x70 [ 329.413014] ? __switch_to_asm+0x34/0x70 [ 329.417089] ? __switch_to_asm+0x34/0x70 [ 329.421163] ? __switch_to_asm+0x40/0x70 [ 329.425237] ? __switch_to_asm+0x34/0x70 [ 329.429326] bpf_clone_redirect+0xb9/0x490 [ 329.433575] ? __schedule+0x8d7/0x21d0 [ 329.437483] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 329.442512] ? __sched_text_start+0x8/0x8 [ 329.446676] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 329.451450] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 329.456055] ? find_held_lock+0x36/0x1c0 [ 329.460135] ? lock_acquire+0x1ed/0x520 [ 329.464120] ? bpf_test_run+0x3cb/0x780 [ 329.468108] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.473664] ? check_preemption_disabled+0x48/0x280 [ 329.478699] ? kasan_check_read+0x11/0x20 [ 329.482860] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 329.488152] ? rcu_softirq_qs+0x20/0x20 [ 329.492146] ? preempt_schedule+0x4d/0x60 [ 329.496312] ? ___preempt_schedule+0x16/0x18 [ 329.500745] ? bpf_test_run+0x25d/0x780 [ 329.504744] ? netlink_diag_dump+0x2a0/0x2a0 [ 329.509168] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 329.514716] ? bpf_test_init.isra.10+0x70/0x100 [ 329.519405] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 329.524185] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 329.529038] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 329.534593] ? fput+0x130/0x1a0 [ 329.537896] ? __bpf_prog_get+0x9b/0x290 [ 329.542010] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 329.546883] ? bpf_prog_test_run+0x130/0x1a0 [ 329.551306] ? __x64_sys_bpf+0x3d8/0x520 [ 329.555382] ? bpf_prog_get+0x20/0x20 [ 329.559222] ? do_syscall_64+0x1b9/0x820 [ 329.563299] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 329.568687] ? syscall_return_slowpath+0x5e0/0x5e0 [ 329.573635] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 329.578497] ? trace_hardirqs_on_caller+0x310/0x310 [ 329.583531] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 329.588563] ? prepare_exit_to_usermode+0x291/0x3b0 [ 329.593612] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 329.598491] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 329.603885] warn_alloc_show_mem: 1 callbacks suppressed [ 329.603890] Mem-Info: [ 329.611683] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 329.611683] active_file:16 inactive_file:18 isolated_file:0 [ 329.611683] unevictable:0 dirty:0 writeback:0 unstable:0 [ 329.611683] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 329.611683] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 329.611683] free:13683 free_pcp:156 free_cma:0 [ 329.644633] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 329.672150] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 329.698314] lowmem_reserve[]: 0 2818 6321 6321 [ 329.702934] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 329.730475] lowmem_reserve[]: 0 0 3503 3503 [ 329.734839] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:376kB local_pcp:248kB free_cma:0kB [ 329.763780] lowmem_reserve[]: 0 0 0 0 [ 329.767633] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 329.781321] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 1*32kB (M) 4*64kB (UM) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25052kB [ 329.796761] Node 0 Normal: 943*4kB (ME) 466*8kB (UME) 200*16kB (UME) 78*32kB (UME) 9*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB [ 329.810963] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 329.819810] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 329.828387] 172 total pagecache pages [ 329.832197] 0 pages in swap cache [ 329.835657] Swap cache stats: add 0, delete 0, find 0/0 [ 329.841024] Free swap = 0kB [ 329.844047] Total swap = 0kB [ 329.847070] 1965979 pages RAM [ 329.850174] 0 pages HighMem/MovableOnly [ 329.854149] 342867 pages reserved [ 329.857603] 0 pages cma reserved [ 329.861039] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 329.868021] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 329.878708] syz-executor1 cpuset=syz1 mems_allowed=0 [ 329.884100] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 329.891125] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 329.900492] Call Trace: [ 329.903082] [ 329.905253] dump_stack+0x244/0x39d [ 329.908900] ? dump_stack_print_info.cold.1+0x20/0x20 [ 329.914120] warn_alloc.cold.117+0xb7/0x1bd [ 329.918458] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 329.923315] ? lock_downgrade+0x900/0x900 [ 329.927487] ? trace_hardirqs_off+0xb8/0x310 [ 329.931915] ? trace_hardirqs_off+0xb8/0x310 [ 329.936343] __alloc_pages_slowpath+0x2660/0x2d70 [ 329.941232] ? warn_alloc+0x120/0x120 [ 329.945056] ? warn_alloc+0x120/0x120 [ 329.948872] ? print_usage_bug+0xc0/0xc0 [ 329.952946] ? warn_alloc+0x120/0x120 [ 329.956759] ? print_usage_bug+0xc0/0xc0 [ 329.960830] ? print_usage_bug+0xc0/0xc0 [ 329.964907] ? __bpf_trace_xdp_cpumap_enqueue+0x40/0x40 [ 329.970287] ? is_bpf_text_address+0xac/0x170 [ 329.974799] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 329.980353] ? should_fail+0x22d/0xd01 [ 329.984253] ? print_usage_bug+0xc0/0xc0 [ 329.988335] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 329.993458] ? __lock_acquire+0x62f/0x4c20 [ 329.997710] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 330.002821] ? should_fail+0x22d/0xd01 [ 330.006720] ? __lock_acquire+0x62f/0x4c20 [ 330.010978] ? mark_held_locks+0x130/0x130 [ 330.015238] ? mark_held_locks+0x130/0x130 [ 330.019481] ? mark_held_locks+0x130/0x130 [ 330.023736] ? zap_class+0x640/0x640 [ 330.027469] ? mark_held_locks+0x130/0x130 [ 330.031720] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.037273] ? check_preemption_disabled+0x48/0x280 [ 330.042313] ? __lock_is_held+0xb5/0x140 [ 330.046391] __alloc_pages_nodemask+0xa80/0xde0 [ 330.051072] ? zap_class+0x640/0x640 [ 330.054805] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 330.059846] ? find_held_lock+0x36/0x1c0 [ 330.063936] ? ____cache_alloc_node+0x1c7/0x1e0 [ 330.068629] ? lock_downgrade+0x900/0x900 [ 330.072800] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.078358] cache_grow_begin+0xa5/0x8c0 [ 330.082428] ? do_raw_spin_unlock+0xa7/0x330 [ 330.086859] fallback_alloc+0x204/0x2e0 [ 330.090852] ____cache_alloc_node+0x1c7/0x1e0 [ 330.095364] kmem_cache_alloc_node+0xe3/0x730 [ 330.099877] ? lockdep_hardirqs_on+0x296/0x5b0 [ 330.104483] __alloc_skb+0x119/0x770 [ 330.108207] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 330.113588] ? netdev_alloc_frag+0x1f0/0x1f0 [ 330.118021] ? lock_acquire+0x1ed/0x520 [ 330.122009] ? aoecmd_cfg+0x108/0x7f0 [ 330.125820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.131370] ? check_preemption_disabled+0x48/0x280 [ 330.136406] ? kasan_check_read+0x11/0x20 [ 330.140567] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 330.145863] ? rcu_softirq_qs+0x20/0x20 [ 330.149852] ? do_raw_spin_trylock+0x270/0x270 [ 330.154451] new_skb+0x26/0x1c0 [ 330.157745] aoecmd_cfg+0x279/0x7f0 [ 330.161389] ? find_held_lock+0x36/0x1c0 [ 330.165467] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 330.169807] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.175366] ? check_preemption_disabled+0x48/0x280 [ 330.180414] ? __lock_is_held+0xb5/0x140 [ 330.184510] discover_timer+0x50/0x60 [ 330.188334] call_timer_fn+0x272/0x920 [ 330.192233] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 330.197095] ? process_timeout+0x40/0x40 [ 330.201180] ? __run_timers+0x7da/0xc70 [ 330.205169] ? _raw_spin_unlock_irq+0x27/0x80 [ 330.209676] ? _raw_spin_unlock_irq+0x27/0x80 [ 330.214188] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 330.219041] ? lockdep_hardirqs_on+0x296/0x5b0 [ 330.223644] ? trace_hardirqs_on+0xbd/0x310 [ 330.227980] ? kasan_check_read+0x11/0x20 [ 330.232142] ? __run_timers+0x7da/0xc70 [ 330.236137] ? trace_hardirqs_off_caller+0x310/0x310 [ 330.241271] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 330.246124] __run_timers+0x7e5/0xc70 [ 330.249949] ? timer_fixup_init+0x70/0x70 [ 330.254112] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 330.259149] ? zap_class+0x640/0x640 [ 330.262884] ? enqueue_hrtimer+0x1a5/0x560 [ 330.267151] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 330.272363] ? find_held_lock+0x36/0x1c0 [ 330.276469] ? zap_class+0x640/0x640 [ 330.280198] ? pvclock_read_flags+0x160/0x160 [ 330.284717] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.290271] ? check_preemption_disabled+0x48/0x280 [ 330.295309] ? __lock_is_held+0xb5/0x140 [ 330.299387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.304940] ? check_preemption_disabled+0x48/0x280 [ 330.310000] run_timer_softirq+0x52/0xb0 [ 330.314114] ? rcu_read_lock_sched_held+0x14f/0x180 [ 330.319149] __do_softirq+0x308/0xb7e [ 330.322965] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 330.327470] ? lock_downgrade+0x900/0x900 [ 330.331644] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 330.336769] ? pvclock_read_flags+0x160/0x160 [ 330.341281] ? lapic_next_event+0x5a/0x90 [ 330.345450] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.351006] ? kvm_clock_read+0x18/0x30 [ 330.354996] ? kvm_sched_clock_read+0x9/0x20 [ 330.359419] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.364969] ? check_preemption_disabled+0x48/0x280 [ 330.370011] irq_exit+0x17f/0x1c0 [ 330.373491] smp_apic_timer_interrupt+0x1cb/0x760 [ 330.378371] ? smp_call_function_single_interrupt+0x159/0x650 [ 330.384284] ? smp_call_function_single_interrupt+0x650/0x650 [ 330.390181] ? interrupt_entry+0xb5/0xc0 [ 330.394261] ? trace_hardirqs_off_caller+0xbb/0x310 [ 330.399291] ? trace_hardirqs_off_caller+0xbb/0x310 [ 330.404319] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 330.409179] ? trace_hardirqs_on_caller+0x310/0x310 [ 330.414214] ? trace_hardirqs_on_caller+0x310/0x310 [ 330.419242] ? task_prio+0x50/0x50 [ 330.422796] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.428344] ? check_preemption_disabled+0x48/0x280 [ 330.433390] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 330.438264] apic_timer_interrupt+0xf/0x20 [ 330.442504] [ 330.444758] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 330.449704] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 330.468615] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 330.476346] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 330.483632] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 330.490908] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 330.498185] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 330.505461] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 330.512786] skb_clone+0x1bb/0x500 [ 330.516344] ? finish_task_switch+0x2f4/0x910 [ 330.520857] ? skb_split+0x11e0/0x11e0 [ 330.524758] ? preempt_notifier_register+0x200/0x200 [ 330.529874] ? __switch_to_asm+0x34/0x70 [ 330.533946] ? __switch_to_asm+0x34/0x70 [ 330.538020] ? __switch_to_asm+0x40/0x70 [ 330.542092] ? __switch_to_asm+0x34/0x70 [ 330.546167] ? __switch_to_asm+0x40/0x70 [ 330.550239] ? __switch_to_asm+0x34/0x70 [ 330.554309] ? __switch_to_asm+0x40/0x70 [ 330.558381] ? __switch_to_asm+0x34/0x70 [ 330.562463] ? __switch_to_asm+0x34/0x70 [ 330.566532] ? __switch_to_asm+0x40/0x70 [ 330.570600] ? __switch_to_asm+0x34/0x70 [ 330.574688] bpf_clone_redirect+0xb9/0x490 [ 330.578941] ? __schedule+0x8d7/0x21d0 [ 330.582847] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 330.587874] ? __sched_text_start+0x8/0x8 [ 330.592033] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 330.596803] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 330.601401] ? find_held_lock+0x36/0x1c0 [ 330.605487] ? lock_acquire+0x1ed/0x520 [ 330.609471] ? bpf_test_run+0x3cb/0x780 [ 330.613462] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.619009] ? check_preemption_disabled+0x48/0x280 [ 330.624046] ? kasan_check_read+0x11/0x20 [ 330.628208] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 330.633498] ? rcu_softirq_qs+0x20/0x20 [ 330.637489] ? preempt_schedule+0x4d/0x60 [ 330.641657] ? ___preempt_schedule+0x16/0x18 [ 330.646095] ? bpf_test_run+0x25d/0x780 [ 330.650093] ? netlink_diag_dump+0x2a0/0x2a0 [ 330.654520] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 330.660068] ? bpf_test_init.isra.10+0x70/0x100 [ 330.664753] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 330.669533] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 330.674386] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 330.679937] ? fput+0x130/0x1a0 [ 330.683235] ? __bpf_prog_get+0x9b/0x290 [ 330.687310] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 330.692164] ? bpf_prog_test_run+0x130/0x1a0 [ 330.696589] ? __x64_sys_bpf+0x3d8/0x520 [ 330.700669] ? bpf_prog_get+0x20/0x20 [ 330.704504] ? do_syscall_64+0x1b9/0x820 [ 330.708576] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 330.713963] ? syscall_return_slowpath+0x5e0/0x5e0 [ 330.718899] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 330.723759] ? trace_hardirqs_on_caller+0x310/0x310 [ 330.729050] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 330.734086] ? prepare_exit_to_usermode+0x291/0x3b0 [ 330.739120] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 330.743985] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 330.749368] Mem-Info: [ 330.751810] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 330.751810] active_file:16 inactive_file:18 isolated_file:0 [ 330.751810] unevictable:0 dirty:0 writeback:0 unstable:0 [ 330.751810] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 330.751810] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 330.751810] free:13683 free_pcp:156 free_cma:0 [ 330.784741] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 330.812240] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 330.838384] lowmem_reserve[]: 0 2818 6321 6321 [ 330.842998] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 330.870537] lowmem_reserve[]: 0 0 3503 3503 [ 330.874890] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:376kB local_pcp:248kB free_cma:0kB [ 330.904306] lowmem_reserve[]: 0 0 0 0 [ 330.908144] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 330.921833] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 1*32kB (M) 4*64kB (UM) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25052kB [ 330.937273] Node 0 Normal: 943*4kB (ME) 466*8kB (UME) 200*16kB (UME) 78*32kB (UME) 9*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB [ 330.951461] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 330.960303] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 330.968882] 172 total pagecache pages [ 330.972696] 0 pages in swap cache [ 330.976163] Swap cache stats: add 0, delete 0, find 0/0 [ 330.981530] Free swap = 0kB [ 330.984784] Total swap = 0kB [ 330.987803] 1965979 pages RAM [ 330.990919] 0 pages HighMem/MovableOnly [ 330.994890] 342867 pages reserved [ 330.998340] 0 pages cma reserved [ 331.001768] aoe: skb alloc failure [ 331.005352] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 331.016496] syz-executor1 cpuset=syz1 mems_allowed=0 [ 331.021645] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 331.028660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.038018] Call Trace: [ 331.040610] [ 331.042789] dump_stack+0x244/0x39d [ 331.046432] ? dump_stack_print_info.cold.1+0x20/0x20 [ 331.051656] warn_alloc.cold.117+0xb7/0x1bd [ 331.055992] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 331.060849] ? lock_downgrade+0x900/0x900 [ 331.065018] ? trace_hardirqs_off+0xb8/0x310 [ 331.069447] ? trace_hardirqs_off+0xb8/0x310 [ 331.073874] __alloc_pages_slowpath+0x2660/0x2d70 [ 331.078765] ? warn_alloc+0x120/0x120 [ 331.082583] ? __lock_acquire+0x62f/0x4c20 [ 331.086837] ? __lock_acquire+0x62f/0x4c20 [ 331.091095] ? warn_alloc+0x120/0x120 [ 331.094915] ? print_usage_bug+0xc0/0xc0 [ 331.098988] ? warn_alloc+0x120/0x120 [ 331.102805] ? print_usage_bug+0xc0/0xc0 [ 331.106881] ? mark_held_locks+0x130/0x130 [ 331.111128] ? mark_held_locks+0x130/0x130 [ 331.115390] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 331.120943] ? should_fail+0x22d/0xd01 [ 331.124844] ? zap_class+0x640/0x640 [ 331.128572] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 331.133688] ? __lock_acquire+0x62f/0x4c20 [ 331.137940] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 331.143051] ? should_fail+0x22d/0xd01 [ 331.146963] ? zap_class+0x640/0x640 [ 331.150706] ? mark_held_locks+0x130/0x130 [ 331.154961] ? mark_held_locks+0x130/0x130 [ 331.159218] ? zap_class+0x640/0x640 [ 331.162951] ? zap_class+0x640/0x640 [ 331.166679] ? up+0xea/0x1c0 [ 331.169717] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.175270] ? check_preemption_disabled+0x48/0x280 [ 331.180306] ? __lock_is_held+0xb5/0x140 [ 331.184393] __alloc_pages_nodemask+0xa80/0xde0 [ 331.189077] ? zap_class+0x640/0x640 [ 331.192813] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 331.197857] ? find_held_lock+0x36/0x1c0 [ 331.201943] ? ____cache_alloc_node+0x1c7/0x1e0 [ 331.206631] ? lock_downgrade+0x900/0x900 [ 331.210802] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.216366] cache_grow_begin+0xa5/0x8c0 [ 331.220441] ? do_raw_spin_unlock+0xa7/0x330 [ 331.224873] fallback_alloc+0x204/0x2e0 [ 331.228879] ____cache_alloc_node+0x1c7/0x1e0 [ 331.233406] kmem_cache_alloc_node+0xe3/0x730 [ 331.237915] ? lockdep_hardirqs_on+0x296/0x5b0 [ 331.242521] __alloc_skb+0x119/0x770 [ 331.246251] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 331.251639] ? netdev_alloc_frag+0x1f0/0x1f0 [ 331.256072] ? vprintk_default+0x28/0x30 [ 331.260146] ? vprintk_func+0x85/0x181 [ 331.264046] ? printk+0xa7/0xcf [ 331.267338] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 331.272119] ? do_raw_spin_trylock+0x270/0x270 [ 331.276721] new_skb+0x26/0x1c0 [ 331.280018] aoecmd_cfg+0x279/0x7f0 [ 331.283667] ? find_held_lock+0x36/0x1c0 [ 331.287745] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 331.292085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.297656] ? __lock_is_held+0xb5/0x140 [ 331.301750] discover_timer+0x50/0x60 [ 331.305566] call_timer_fn+0x272/0x920 [ 331.309487] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 331.314380] ? process_timeout+0x40/0x40 [ 331.318466] ? __run_timers+0x7da/0xc70 [ 331.322454] ? _raw_spin_unlock_irq+0x27/0x80 [ 331.326962] ? _raw_spin_unlock_irq+0x27/0x80 [ 331.331471] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 331.336328] ? lockdep_hardirqs_on+0x296/0x5b0 [ 331.340941] ? trace_hardirqs_on+0xbd/0x310 [ 331.345272] ? kasan_check_read+0x11/0x20 [ 331.349437] ? __run_timers+0x7da/0xc70 [ 331.353431] ? trace_hardirqs_off_caller+0x310/0x310 [ 331.358562] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 331.363419] __run_timers+0x7e5/0xc70 [ 331.367249] ? timer_fixup_init+0x70/0x70 [ 331.371410] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 331.376443] ? zap_class+0x640/0x640 [ 331.380171] ? enqueue_hrtimer+0x1a5/0x560 [ 331.384434] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 331.389652] ? find_held_lock+0x36/0x1c0 [ 331.393729] ? zap_class+0x640/0x640 [ 331.397463] ? pvclock_read_flags+0x160/0x160 [ 331.401978] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.407530] ? check_preemption_disabled+0x48/0x280 [ 331.412567] ? __lock_is_held+0xb5/0x140 [ 331.416651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.422202] ? check_preemption_disabled+0x48/0x280 [ 331.427233] run_timer_softirq+0x52/0xb0 [ 331.431311] ? rcu_read_lock_sched_held+0x14f/0x180 [ 331.436339] __do_softirq+0x308/0xb7e [ 331.440162] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 331.444668] ? lock_downgrade+0x900/0x900 [ 331.448838] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 331.453967] ? pvclock_read_flags+0x160/0x160 [ 331.458478] ? lapic_next_event+0x5a/0x90 [ 331.462649] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.468208] ? kvm_clock_read+0x18/0x30 [ 331.472192] ? kvm_sched_clock_read+0x9/0x20 [ 331.476615] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.482171] ? check_preemption_disabled+0x48/0x280 [ 331.487210] irq_exit+0x17f/0x1c0 [ 331.490675] smp_apic_timer_interrupt+0x1cb/0x760 [ 331.495536] ? smp_call_function_single_interrupt+0x159/0x650 [ 331.501433] ? smp_call_function_single_interrupt+0x650/0x650 [ 331.507329] ? interrupt_entry+0xb5/0xc0 [ 331.511411] ? trace_hardirqs_off_caller+0xbb/0x310 [ 331.516439] ? trace_hardirqs_off_caller+0xbb/0x310 [ 331.521465] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.526327] ? trace_hardirqs_on_caller+0x310/0x310 [ 331.531379] ? trace_hardirqs_on_caller+0x310/0x310 [ 331.536417] ? task_prio+0x50/0x50 [ 331.539968] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.545514] ? check_preemption_disabled+0x48/0x280 [ 331.550550] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.555418] apic_timer_interrupt+0xf/0x20 [ 331.559658] [ 331.561909] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 331.566847] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 331.585761] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 331.593496] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 331.600772] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 331.608057] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 331.615338] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 331.622638] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 331.629968] skb_clone+0x1bb/0x500 [ 331.633524] ? finish_task_switch+0x2f4/0x910 [ 331.638034] ? skb_split+0x11e0/0x11e0 [ 331.641940] ? preempt_notifier_register+0x200/0x200 [ 331.647056] ? __switch_to_asm+0x34/0x70 [ 331.651137] ? __switch_to_asm+0x34/0x70 [ 331.655213] ? __switch_to_asm+0x40/0x70 [ 331.659284] ? __switch_to_asm+0x34/0x70 [ 331.663366] ? __switch_to_asm+0x40/0x70 [ 331.667445] ? __switch_to_asm+0x34/0x70 [ 331.671529] ? __switch_to_asm+0x40/0x70 [ 331.675599] ? __switch_to_asm+0x34/0x70 [ 331.679681] ? __switch_to_asm+0x34/0x70 [ 331.683752] ? __switch_to_asm+0x40/0x70 [ 331.687820] ? __switch_to_asm+0x34/0x70 [ 331.691901] bpf_clone_redirect+0xb9/0x490 [ 331.696147] ? __schedule+0x8d7/0x21d0 [ 331.700059] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 331.705112] ? __sched_text_start+0x8/0x8 [ 331.709290] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 331.714062] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 331.718668] ? find_held_lock+0x36/0x1c0 [ 331.722751] ? lock_acquire+0x1ed/0x520 [ 331.726737] ? bpf_test_run+0x3cb/0x780 [ 331.730727] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.736275] ? check_preemption_disabled+0x48/0x280 [ 331.741310] ? kasan_check_read+0x11/0x20 [ 331.745491] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 331.750779] ? rcu_softirq_qs+0x20/0x20 [ 331.754764] ? preempt_schedule+0x4d/0x60 [ 331.758923] ? ___preempt_schedule+0x16/0x18 [ 331.763375] ? bpf_test_run+0x25d/0x780 [ 331.767407] ? netlink_diag_dump+0x2a0/0x2a0 [ 331.771830] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 331.777391] ? bpf_test_init.isra.10+0x70/0x100 [ 331.782085] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 331.786871] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 331.791734] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 331.797293] ? fput+0x130/0x1a0 [ 331.800589] ? __bpf_prog_get+0x9b/0x290 [ 331.804672] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 331.809530] ? bpf_prog_test_run+0x130/0x1a0 [ 331.813956] ? __x64_sys_bpf+0x3d8/0x520 [ 331.818032] ? bpf_prog_get+0x20/0x20 [ 331.821865] ? do_syscall_64+0x1b9/0x820 [ 331.825943] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 331.831318] ? syscall_return_slowpath+0x5e0/0x5e0 [ 331.836272] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.841127] ? trace_hardirqs_on_caller+0x310/0x310 [ 331.846162] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 331.851191] ? prepare_exit_to_usermode+0x291/0x3b0 [ 331.856223] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.861103] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 331.866496] Mem-Info: [ 331.868937] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 331.868937] active_file:16 inactive_file:18 isolated_file:0 [ 331.868937] unevictable:0 dirty:0 writeback:0 unstable:0 [ 331.868937] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 331.868937] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 331.868937] free:13683 free_pcp:156 free_cma:0 [ 331.902064] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 331.929566] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 331.955718] lowmem_reserve[]: 0 2818 6321 6321 [ 331.960330] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 331.987874] lowmem_reserve[]: 0 0 3503 3503 [ 331.992228] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:376kB local_pcp:248kB free_cma:0kB [ 332.021155] lowmem_reserve[]: 0 0 0 0 [ 332.024990] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 332.038685] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 1*32kB (M) 4*64kB (UM) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25052kB [ 332.054113] Node 0 Normal: 943*4kB (ME) 466*8kB (UME) 200*16kB (UME) 78*32kB (UME) 9*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB [ 332.068292] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 332.077132] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 332.085709] 172 total pagecache pages [ 332.089530] 0 pages in swap cache [ 332.092982] Swap cache stats: add 0, delete 0, find 0/0 [ 332.098341] Free swap = 0kB [ 332.101376] Total swap = 0kB [ 332.104393] 1965979 pages RAM [ 332.107493] 0 pages HighMem/MovableOnly [ 332.111460] 342867 pages reserved [ 332.114910] 0 pages cma reserved [ 332.118333] aoe: skb alloc failure [ 332.121957] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 332.132447] syz-executor1 cpuset=syz1 mems_allowed=0 [ 332.137578] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 332.144592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 332.153955] Call Trace: [ 332.156545] [ 332.158712] dump_stack+0x244/0x39d [ 332.162367] ? dump_stack_print_info.cold.1+0x20/0x20 [ 332.167581] warn_alloc.cold.117+0xb7/0x1bd [ 332.171924] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 332.176809] ? lock_downgrade+0x900/0x900 [ 332.180985] ? trace_hardirqs_off+0xb8/0x310 [ 332.185416] ? trace_hardirqs_off+0xb8/0x310 [ 332.189842] __alloc_pages_slowpath+0x2660/0x2d70 [ 332.194726] ? warn_alloc+0x120/0x120 [ 332.198541] ? __lock_acquire+0x62f/0x4c20 [ 332.202791] ? warn_alloc+0x120/0x120 [ 332.206606] ? print_usage_bug+0xc0/0xc0 [ 332.210685] ? warn_alloc+0x120/0x120 [ 332.214497] ? print_usage_bug+0xc0/0xc0 [ 332.218573] ? mark_held_locks+0x130/0x130 [ 332.222820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.228379] ? check_preemption_disabled+0x48/0x280 [ 332.233405] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 332.237911] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 332.243454] ? should_fail+0x22d/0xd01 [ 332.247350] ? kasan_check_read+0x11/0x20 [ 332.251521] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 332.256646] ? __lock_acquire+0x62f/0x4c20 [ 332.260893] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 332.266009] ? should_fail+0x22d/0xd01 [ 332.269904] ? zap_class+0x640/0x640 [ 332.273649] ? mark_held_locks+0x130/0x130 [ 332.277895] ? mark_held_locks+0x130/0x130 [ 332.282142] ? zap_class+0x640/0x640 [ 332.285873] ? zap_class+0x640/0x640 [ 332.289598] ? up+0xea/0x1c0 [ 332.292649] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.298197] ? check_preemption_disabled+0x48/0x280 [ 332.303230] ? __lock_is_held+0xb5/0x140 [ 332.307311] __alloc_pages_nodemask+0xa80/0xde0 [ 332.312011] ? zap_class+0x640/0x640 [ 332.315747] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 332.320785] ? find_held_lock+0x36/0x1c0 [ 332.324870] ? ____cache_alloc_node+0x1c7/0x1e0 [ 332.329549] ? lock_downgrade+0x900/0x900 [ 332.333716] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.339268] cache_grow_begin+0xa5/0x8c0 [ 332.343336] ? do_raw_spin_unlock+0xa7/0x330 [ 332.347778] fallback_alloc+0x204/0x2e0 [ 332.351771] ____cache_alloc_node+0x1c7/0x1e0 [ 332.356283] kmem_cache_alloc_node+0xe3/0x730 [ 332.360791] ? lockdep_hardirqs_on+0x296/0x5b0 [ 332.365404] __alloc_skb+0x119/0x770 [ 332.369134] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 332.374515] ? netdev_alloc_frag+0x1f0/0x1f0 [ 332.378943] ? vprintk_default+0x28/0x30 [ 332.383016] ? vprintk_func+0x85/0x181 [ 332.386912] ? printk+0xa7/0xcf [ 332.390200] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 332.394967] ? do_raw_spin_trylock+0x270/0x270 [ 332.399565] new_skb+0x26/0x1c0 [ 332.402858] aoecmd_cfg+0x279/0x7f0 [ 332.406500] ? find_held_lock+0x36/0x1c0 [ 332.410579] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 332.414918] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.420485] ? __lock_is_held+0xb5/0x140 [ 332.424574] discover_timer+0x50/0x60 [ 332.428407] call_timer_fn+0x272/0x920 [ 332.432314] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 332.437181] ? process_timeout+0x40/0x40 [ 332.441263] ? __run_timers+0x7da/0xc70 [ 332.445256] ? _raw_spin_unlock_irq+0x27/0x80 [ 332.449776] ? _raw_spin_unlock_irq+0x27/0x80 [ 332.454281] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 332.459139] ? lockdep_hardirqs_on+0x296/0x5b0 [ 332.463736] ? trace_hardirqs_on+0xbd/0x310 [ 332.468072] ? kasan_check_read+0x11/0x20 [ 332.472233] ? __run_timers+0x7da/0xc70 [ 332.476218] ? trace_hardirqs_off_caller+0x310/0x310 [ 332.481349] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 332.486218] __run_timers+0x7e5/0xc70 [ 332.490042] ? timer_fixup_init+0x70/0x70 [ 332.494206] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 332.499235] ? zap_class+0x640/0x640 [ 332.502964] ? enqueue_hrtimer+0x1a5/0x560 [ 332.507215] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 332.512438] ? find_held_lock+0x36/0x1c0 [ 332.516517] ? zap_class+0x640/0x640 [ 332.520254] ? pvclock_read_flags+0x160/0x160 [ 332.524763] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.530316] ? check_preemption_disabled+0x48/0x280 [ 332.535414] ? __lock_is_held+0xb5/0x140 [ 332.539491] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.545037] ? check_preemption_disabled+0x48/0x280 [ 332.550111] run_timer_softirq+0x52/0xb0 [ 332.554209] ? rcu_read_lock_sched_held+0x14f/0x180 [ 332.559234] __do_softirq+0x308/0xb7e [ 332.563050] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 332.567559] ? lock_downgrade+0x900/0x900 [ 332.571717] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 332.576839] ? pvclock_read_flags+0x160/0x160 [ 332.581347] ? lapic_next_event+0x5a/0x90 [ 332.585524] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.591080] ? kvm_clock_read+0x18/0x30 [ 332.595067] ? kvm_sched_clock_read+0x9/0x20 [ 332.599489] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.605042] ? check_preemption_disabled+0x48/0x280 [ 332.610078] irq_exit+0x17f/0x1c0 [ 332.613544] smp_apic_timer_interrupt+0x1cb/0x760 [ 332.618398] ? smp_call_function_single_interrupt+0x159/0x650 [ 332.624290] ? smp_call_function_single_interrupt+0x650/0x650 [ 332.630191] ? interrupt_entry+0xb5/0xc0 [ 332.634260] ? trace_hardirqs_off_caller+0xbb/0x310 [ 332.639285] ? trace_hardirqs_off_caller+0xbb/0x310 [ 332.644315] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 332.649167] ? trace_hardirqs_on_caller+0x310/0x310 [ 332.654189] ? trace_hardirqs_on_caller+0x310/0x310 [ 332.659233] ? task_prio+0x50/0x50 [ 332.662789] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.668340] ? check_preemption_disabled+0x48/0x280 [ 332.673389] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 332.678257] apic_timer_interrupt+0xf/0x20 [ 332.682495] [ 332.684752] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 332.689691] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 332.708600] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 332.716328] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 332.723610] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 332.730891] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 332.738164] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 332.745445] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 332.752768] skb_clone+0x1bb/0x500 [ 332.756325] ? finish_task_switch+0x2f4/0x910 [ 332.760843] ? skb_split+0x11e0/0x11e0 [ 332.764747] ? preempt_notifier_register+0x200/0x200 [ 332.769861] ? __switch_to_asm+0x34/0x70 [ 332.773936] ? __switch_to_asm+0x34/0x70 [ 332.778009] ? __switch_to_asm+0x40/0x70 [ 332.782083] ? __switch_to_asm+0x34/0x70 [ 332.786156] ? __switch_to_asm+0x40/0x70 [ 332.790236] ? __switch_to_asm+0x34/0x70 [ 332.794305] ? __switch_to_asm+0x40/0x70 [ 332.798385] ? __switch_to_asm+0x34/0x70 [ 332.802458] ? __switch_to_asm+0x34/0x70 [ 332.806529] ? __switch_to_asm+0x40/0x70 [ 332.810601] ? __switch_to_asm+0x34/0x70 [ 332.814692] bpf_clone_redirect+0xb9/0x490 [ 332.818938] ? __schedule+0x8d7/0x21d0 [ 332.822840] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 332.827864] ? __sched_text_start+0x8/0x8 [ 332.832024] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 332.836792] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 332.841400] ? find_held_lock+0x36/0x1c0 [ 332.845483] ? lock_acquire+0x1ed/0x520 [ 332.849471] ? bpf_test_run+0x3cb/0x780 [ 332.853458] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.859003] ? check_preemption_disabled+0x48/0x280 [ 332.864032] ? kasan_check_read+0x11/0x20 [ 332.868197] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 332.873496] ? rcu_softirq_qs+0x20/0x20 [ 332.877763] ? preempt_schedule+0x4d/0x60 [ 332.881922] ? ___preempt_schedule+0x16/0x18 [ 332.886348] ? bpf_test_run+0x25d/0x780 [ 332.890356] ? netlink_diag_dump+0x2a0/0x2a0 [ 332.894788] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 332.900337] ? bpf_test_init.isra.10+0x70/0x100 [ 332.905023] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 332.909813] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 332.914663] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 332.920211] ? fput+0x130/0x1a0 [ 332.923499] ? __bpf_prog_get+0x9b/0x290 [ 332.927569] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 332.932415] ? bpf_prog_test_run+0x130/0x1a0 [ 332.936833] ? __x64_sys_bpf+0x3d8/0x520 [ 332.940907] ? bpf_prog_get+0x20/0x20 [ 332.944737] ? do_syscall_64+0x1b9/0x820 [ 332.948815] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 332.954204] ? syscall_return_slowpath+0x5e0/0x5e0 [ 332.959170] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 332.964030] ? trace_hardirqs_on_caller+0x310/0x310 [ 332.969057] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 332.974145] ? prepare_exit_to_usermode+0x291/0x3b0 [ 332.979178] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 332.984281] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 332.989674] Mem-Info: [ 332.992117] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 332.992117] active_file:16 inactive_file:18 isolated_file:0 [ 332.992117] unevictable:0 dirty:0 writeback:0 unstable:0 [ 332.992117] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 332.992117] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 332.992117] free:13683 free_pcp:156 free_cma:0 [ 333.025057] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 333.052570] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 333.078729] lowmem_reserve[]: 0 2818 6321 6321 [ 333.083355] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 333.110896] lowmem_reserve[]: 0 0 3503 3503 [ 333.115258] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:376kB local_pcp:248kB free_cma:0kB [ 333.144272] lowmem_reserve[]: 0 0 0 0 [ 333.148112] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 333.161783] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 1*32kB (M) 4*64kB (UM) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25052kB [ 333.177214] Node 0 Normal: 943*4kB (ME) 466*8kB (UME) 200*16kB (UME) 78*32kB (UME) 9*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB [ 333.191406] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 333.200279] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 333.208862] 172 total pagecache pages [ 333.212677] 0 pages in swap cache [ 333.216131] Swap cache stats: add 0, delete 0, find 0/0 [ 333.221518] Free swap = 0kB [ 333.224537] Total swap = 0kB [ 333.227552] 1965979 pages RAM [ 333.230653] 0 pages HighMem/MovableOnly [ 333.234630] 342867 pages reserved [ 333.238083] 0 pages cma reserved [ 333.241499] aoe: skb alloc failure [ 333.245078] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 333.255567] syz-executor1 cpuset=syz1 mems_allowed=0 [ 333.260711] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 333.267724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 333.277078] Call Trace: [ 333.279666] [ 333.281835] dump_stack+0x244/0x39d [ 333.285479] ? dump_stack_print_info.cold.1+0x20/0x20 [ 333.290697] warn_alloc.cold.117+0xb7/0x1bd [ 333.295036] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 333.299903] ? lock_downgrade+0x900/0x900 [ 333.304072] ? trace_hardirqs_off+0xb8/0x310 [ 333.308497] ? trace_hardirqs_off+0xb8/0x310 [ 333.312941] __alloc_pages_slowpath+0x2660/0x2d70 [ 333.317835] ? warn_alloc+0x120/0x120 [ 333.321659] ? __lock_acquire+0x62f/0x4c20 [ 333.325906] ? __lock_acquire+0x62f/0x4c20 [ 333.330147] ? warn_alloc+0x120/0x120 [ 333.333960] ? print_usage_bug+0xc0/0xc0 [ 333.338035] ? warn_alloc+0x120/0x120 [ 333.341860] ? print_usage_bug+0xc0/0xc0 [ 333.345938] ? mark_held_locks+0x130/0x130 [ 333.350182] ? mark_held_locks+0x130/0x130 [ 333.354444] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 333.359991] ? should_fail+0x22d/0xd01 [ 333.363887] ? zap_class+0x640/0x640 [ 333.367613] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 333.372737] ? __lock_acquire+0x62f/0x4c20 [ 333.376989] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 333.382098] ? should_fail+0x22d/0xd01 [ 333.385996] ? zap_class+0x640/0x640 [ 333.389728] ? mark_held_locks+0x130/0x130 [ 333.393978] ? mark_held_locks+0x130/0x130 [ 333.398225] ? zap_class+0x640/0x640 [ 333.401953] ? zap_class+0x640/0x640 [ 333.405675] ? up+0xea/0x1c0 [ 333.408707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.414257] ? check_preemption_disabled+0x48/0x280 [ 333.419296] ? __lock_is_held+0xb5/0x140 [ 333.423372] __alloc_pages_nodemask+0xa80/0xde0 [ 333.428053] ? zap_class+0x640/0x640 [ 333.431786] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 333.436823] ? find_held_lock+0x36/0x1c0 [ 333.440906] ? ____cache_alloc_node+0x1c7/0x1e0 [ 333.445583] ? lock_downgrade+0x900/0x900 [ 333.449769] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.455325] cache_grow_begin+0xa5/0x8c0 [ 333.459397] ? do_raw_spin_unlock+0xa7/0x330 [ 333.463826] fallback_alloc+0x204/0x2e0 [ 333.467814] ____cache_alloc_node+0x1c7/0x1e0 [ 333.472326] kmem_cache_alloc_node+0xe3/0x730 [ 333.476834] ? lockdep_hardirqs_on+0x296/0x5b0 [ 333.481442] __alloc_skb+0x119/0x770 [ 333.485171] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 333.490553] ? netdev_alloc_frag+0x1f0/0x1f0 [ 333.494992] ? vprintk_default+0x28/0x30 [ 333.499061] ? vprintk_func+0x85/0x181 [ 333.502957] ? printk+0xa7/0xcf [ 333.506262] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 333.511032] ? do_raw_spin_trylock+0x270/0x270 [ 333.515662] new_skb+0x26/0x1c0 [ 333.518951] aoecmd_cfg+0x279/0x7f0 [ 333.522587] ? find_held_lock+0x36/0x1c0 [ 333.526701] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 333.531042] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.536607] ? __lock_is_held+0xb5/0x140 [ 333.540703] discover_timer+0x50/0x60 [ 333.544515] call_timer_fn+0x272/0x920 [ 333.548416] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 333.553271] ? process_timeout+0x40/0x40 [ 333.557354] ? __run_timers+0x7da/0xc70 [ 333.561343] ? _raw_spin_unlock_irq+0x27/0x80 [ 333.565849] ? _raw_spin_unlock_irq+0x27/0x80 [ 333.570350] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 333.575214] ? lockdep_hardirqs_on+0x296/0x5b0 [ 333.579817] ? trace_hardirqs_on+0xbd/0x310 [ 333.584146] ? kasan_check_read+0x11/0x20 [ 333.588310] ? __run_timers+0x7da/0xc70 [ 333.592298] ? trace_hardirqs_off_caller+0x310/0x310 [ 333.597429] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 333.602292] __run_timers+0x7e5/0xc70 [ 333.606128] ? timer_fixup_init+0x70/0x70 [ 333.610298] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 333.615330] ? zap_class+0x640/0x640 [ 333.619062] ? enqueue_hrtimer+0x1a5/0x560 [ 333.623311] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 333.628520] ? find_held_lock+0x36/0x1c0 [ 333.632601] ? zap_class+0x640/0x640 [ 333.636332] ? pvclock_read_flags+0x160/0x160 [ 333.640841] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.646387] ? check_preemption_disabled+0x48/0x280 [ 333.651427] ? __lock_is_held+0xb5/0x140 [ 333.655507] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.661054] ? check_preemption_disabled+0x48/0x280 [ 333.666087] run_timer_softirq+0x52/0xb0 [ 333.670160] ? rcu_read_lock_sched_held+0x14f/0x180 [ 333.675184] __do_softirq+0x308/0xb7e [ 333.679001] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 333.683504] ? lock_downgrade+0x900/0x900 [ 333.687663] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 333.692870] ? pvclock_read_flags+0x160/0x160 [ 333.697380] ? lapic_next_event+0x5a/0x90 [ 333.701543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.707093] ? kvm_clock_read+0x18/0x30 [ 333.711075] ? kvm_sched_clock_read+0x9/0x20 [ 333.715496] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.721039] ? check_preemption_disabled+0x48/0x280 [ 333.726087] irq_exit+0x17f/0x1c0 [ 333.729552] smp_apic_timer_interrupt+0x1cb/0x760 [ 333.734409] ? smp_call_function_single_interrupt+0x159/0x650 [ 333.740303] ? smp_call_function_single_interrupt+0x650/0x650 [ 333.746196] ? interrupt_entry+0xb5/0xc0 [ 333.750280] ? trace_hardirqs_off_caller+0xbb/0x310 [ 333.755305] ? trace_hardirqs_off_caller+0xbb/0x310 [ 333.760342] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 333.765198] ? trace_hardirqs_on_caller+0x310/0x310 [ 333.770225] ? trace_hardirqs_on_caller+0x310/0x310 [ 333.775266] ? task_prio+0x50/0x50 [ 333.778816] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.784364] ? check_preemption_disabled+0x48/0x280 [ 333.789408] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 333.794281] apic_timer_interrupt+0xf/0x20 [ 333.798517] [ 333.800771] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 333.805710] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 333.824631] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 333.832347] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 333.839639] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 333.846916] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 333.854194] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 333.861469] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 333.868793] skb_clone+0x1bb/0x500 [ 333.872348] ? finish_task_switch+0x2f4/0x910 [ 333.876856] ? skb_split+0x11e0/0x11e0 [ 333.880755] ? preempt_notifier_register+0x200/0x200 [ 333.885871] ? __switch_to_asm+0x34/0x70 [ 333.889941] ? __switch_to_asm+0x34/0x70 [ 333.894011] ? __switch_to_asm+0x40/0x70 [ 333.898081] ? __switch_to_asm+0x34/0x70 [ 333.902150] ? __switch_to_asm+0x40/0x70 [ 333.906223] ? __switch_to_asm+0x34/0x70 [ 333.910289] ? __switch_to_asm+0x40/0x70 [ 333.914356] ? __switch_to_asm+0x34/0x70 [ 333.918426] ? __switch_to_asm+0x34/0x70 [ 333.922497] ? __switch_to_asm+0x40/0x70 [ 333.926568] ? __switch_to_asm+0x34/0x70 [ 333.930654] bpf_clone_redirect+0xb9/0x490 [ 333.934903] ? __schedule+0x8d7/0x21d0 [ 333.938811] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 333.943840] ? __sched_text_start+0x8/0x8 [ 333.948015] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 333.952786] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 333.957388] ? find_held_lock+0x36/0x1c0 [ 333.961476] ? lock_acquire+0x1ed/0x520 [ 333.965483] ? bpf_test_run+0x3cb/0x780 [ 333.969478] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.975023] ? check_preemption_disabled+0x48/0x280 [ 333.980057] ? kasan_check_read+0x11/0x20 [ 333.984218] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 333.989516] ? rcu_softirq_qs+0x20/0x20 [ 333.993502] ? preempt_schedule+0x4d/0x60 [ 333.997667] ? ___preempt_schedule+0x16/0x18 [ 334.002100] ? bpf_test_run+0x25d/0x780 [ 334.006093] ? netlink_diag_dump+0x2a0/0x2a0 [ 334.010516] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 334.016068] ? bpf_test_init.isra.10+0x70/0x100 [ 334.020751] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 334.025524] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 334.030381] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 334.035931] ? fput+0x130/0x1a0 [ 334.039222] ? __bpf_prog_get+0x9b/0x290 [ 334.043297] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 334.048151] ? bpf_prog_test_run+0x130/0x1a0 [ 334.052577] ? __x64_sys_bpf+0x3d8/0x520 [ 334.056654] ? bpf_prog_get+0x20/0x20 [ 334.060664] ? do_syscall_64+0x1b9/0x820 [ 334.064740] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 334.070118] ? syscall_return_slowpath+0x5e0/0x5e0 [ 334.075053] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.079905] ? trace_hardirqs_on_caller+0x310/0x310 [ 334.084932] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 334.089959] ? prepare_exit_to_usermode+0x291/0x3b0 [ 334.094997] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.099862] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 334.105251] Mem-Info: [ 334.107690] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 334.107690] active_file:16 inactive_file:18 isolated_file:0 [ 334.107690] unevictable:0 dirty:0 writeback:0 unstable:0 [ 334.107690] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 334.107690] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 334.107690] free:13683 free_pcp:156 free_cma:0 [ 334.140636] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 334.168150] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 334.194300] lowmem_reserve[]: 0 2818 6321 6321 [ 334.198924] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 334.226458] lowmem_reserve[]: 0 0 3503 3503 [ 334.230818] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:376kB local_pcp:248kB free_cma:0kB [ 334.259745] lowmem_reserve[]: 0 0 0 0 [ 334.263586] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 334.277262] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 1*32kB (M) 4*64kB (UM) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25052kB [ 334.292688] Node 0 Normal: 943*4kB (ME) 466*8kB (UME) 200*16kB (UME) 78*32kB (UME) 9*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB [ 334.306868] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 334.315708] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 334.324282] 172 total pagecache pages [ 334.328089] 0 pages in swap cache [ 334.331545] Swap cache stats: add 0, delete 0, find 0/0 [ 334.336910] Free swap = 0kB [ 334.339930] Total swap = 0kB [ 334.342949] 1965979 pages RAM [ 334.346050] 0 pages HighMem/MovableOnly [ 334.350019] 342867 pages reserved [ 334.353470] 0 pages cma reserved [ 334.356890] aoe: skb alloc failure [ 334.360467] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 334.370959] syz-executor1 cpuset=syz1 mems_allowed=0 [ 334.376094] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 334.383110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.392467] Call Trace: [ 334.395053] [ 334.397226] dump_stack+0x244/0x39d [ 334.400868] ? dump_stack_print_info.cold.1+0x20/0x20 [ 334.406090] warn_alloc.cold.117+0xb7/0x1bd [ 334.410426] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 334.415286] ? lock_downgrade+0x900/0x900 [ 334.419453] ? trace_hardirqs_off+0xb8/0x310 [ 334.423882] ? trace_hardirqs_off+0xb8/0x310 [ 334.428309] __alloc_pages_slowpath+0x2660/0x2d70 [ 334.433192] ? warn_alloc+0x120/0x120 [ 334.437004] ? __lock_acquire+0x62f/0x4c20 [ 334.441249] ? __lock_acquire+0x62f/0x4c20 [ 334.445495] ? warn_alloc+0x120/0x120 [ 334.449312] ? print_usage_bug+0xc0/0xc0 [ 334.453384] ? warn_alloc+0x120/0x120 [ 334.457195] ? print_usage_bug+0xc0/0xc0 [ 334.461270] ? mark_held_locks+0x130/0x130 [ 334.465517] ? mark_held_locks+0x130/0x130 [ 334.469765] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 334.475309] ? should_fail+0x22d/0xd01 [ 334.479203] ? zap_class+0x640/0x640 [ 334.482930] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.488047] ? __lock_acquire+0x62f/0x4c20 [ 334.492293] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.497408] ? should_fail+0x22d/0xd01 [ 334.501311] ? zap_class+0x640/0x640 [ 334.505051] ? mark_held_locks+0x130/0x130 [ 334.509301] ? mark_held_locks+0x130/0x130 [ 334.513553] ? zap_class+0x640/0x640 [ 334.517288] ? zap_class+0x640/0x640 [ 334.521012] ? up+0xea/0x1c0 [ 334.524045] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.529591] ? check_preemption_disabled+0x48/0x280 [ 334.534643] ? __lock_is_held+0xb5/0x140 [ 334.538730] __alloc_pages_nodemask+0xa80/0xde0 [ 334.543413] ? zap_class+0x640/0x640 [ 334.547142] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 334.552186] ? find_held_lock+0x36/0x1c0 [ 334.556271] ? ____cache_alloc_node+0x1c7/0x1e0 [ 334.560952] ? lock_downgrade+0x900/0x900 [ 334.565119] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.570678] cache_grow_begin+0xa5/0x8c0 [ 334.574754] ? do_raw_spin_unlock+0xa7/0x330 [ 334.579186] fallback_alloc+0x204/0x2e0 [ 334.583178] ____cache_alloc_node+0x1c7/0x1e0 [ 334.587694] kmem_cache_alloc_node+0xe3/0x730 [ 334.592209] ? lockdep_hardirqs_on+0x296/0x5b0 [ 334.596815] __alloc_skb+0x119/0x770 [ 334.600541] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 334.605925] ? netdev_alloc_frag+0x1f0/0x1f0 [ 334.610354] ? vprintk_default+0x28/0x30 [ 334.614431] ? vprintk_func+0x85/0x181 [ 334.618333] ? printk+0xa7/0xcf [ 334.621639] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 334.626411] ? do_raw_spin_trylock+0x270/0x270 [ 334.631018] new_skb+0x26/0x1c0 [ 334.634313] aoecmd_cfg+0x279/0x7f0 [ 334.637955] ? find_held_lock+0x36/0x1c0 [ 334.642032] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 334.646369] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.651932] ? __lock_is_held+0xb5/0x140 [ 334.656021] discover_timer+0x50/0x60 [ 334.659836] call_timer_fn+0x272/0x920 [ 334.663744] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 334.668605] ? process_timeout+0x40/0x40 [ 334.672700] ? __run_timers+0x7da/0xc70 [ 334.676695] ? _raw_spin_unlock_irq+0x27/0x80 [ 334.681202] ? _raw_spin_unlock_irq+0x27/0x80 [ 334.685708] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 334.690561] ? lockdep_hardirqs_on+0x296/0x5b0 [ 334.695155] ? trace_hardirqs_on+0xbd/0x310 [ 334.699487] ? kasan_check_read+0x11/0x20 [ 334.703656] ? __run_timers+0x7da/0xc70 [ 334.707650] ? trace_hardirqs_off_caller+0x310/0x310 [ 334.712784] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 334.717649] __run_timers+0x7e5/0xc70 [ 334.721476] ? timer_fixup_init+0x70/0x70 [ 334.725656] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 334.730692] ? zap_class+0x640/0x640 [ 334.734426] ? enqueue_hrtimer+0x1a5/0x560 [ 334.738674] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 334.743884] ? find_held_lock+0x36/0x1c0 [ 334.747963] ? zap_class+0x640/0x640 [ 334.751694] ? pvclock_read_flags+0x160/0x160 [ 334.756206] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.761756] ? check_preemption_disabled+0x48/0x280 [ 334.766794] ? __lock_is_held+0xb5/0x140 [ 334.770872] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.776423] ? check_preemption_disabled+0x48/0x280 [ 334.781458] run_timer_softirq+0x52/0xb0 [ 334.785535] ? rcu_read_lock_sched_held+0x14f/0x180 [ 334.790564] __do_softirq+0x308/0xb7e [ 334.794378] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 334.798884] ? lock_downgrade+0x900/0x900 [ 334.803047] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 334.808170] ? pvclock_read_flags+0x160/0x160 [ 334.812680] ? lapic_next_event+0x5a/0x90 [ 334.816841] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.822394] ? kvm_clock_read+0x18/0x30 [ 334.826379] ? kvm_sched_clock_read+0x9/0x20 [ 334.830805] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.836353] ? check_preemption_disabled+0x48/0x280 [ 334.841396] irq_exit+0x17f/0x1c0 [ 334.844868] smp_apic_timer_interrupt+0x1cb/0x760 [ 334.849724] ? smp_call_function_single_interrupt+0x159/0x650 [ 334.855627] ? smp_call_function_single_interrupt+0x650/0x650 [ 334.861530] ? interrupt_entry+0xb5/0xc0 [ 334.865608] ? trace_hardirqs_off_caller+0xbb/0x310 [ 334.870650] ? trace_hardirqs_off_caller+0xbb/0x310 [ 334.875684] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.881054] ? trace_hardirqs_on_caller+0x310/0x310 [ 334.886087] ? trace_hardirqs_on_caller+0x310/0x310 [ 334.891122] ? task_prio+0x50/0x50 [ 334.894680] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.900227] ? check_preemption_disabled+0x48/0x280 [ 334.905264] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.910133] apic_timer_interrupt+0xf/0x20 [ 334.914372] [ 334.916635] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 334.921577] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 334.940495] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 334.948227] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 334.955511] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 334.962796] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 334.970070] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 334.977350] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 334.984904] skb_clone+0x1bb/0x500 [ 334.988460] ? finish_task_switch+0x2f4/0x910 [ 334.992973] ? skb_split+0x11e0/0x11e0 [ 334.996875] ? preempt_notifier_register+0x200/0x200 [ 335.001990] ? __switch_to_asm+0x34/0x70 [ 335.006061] ? __switch_to_asm+0x34/0x70 [ 335.010129] ? __switch_to_asm+0x40/0x70 [ 335.014205] ? __switch_to_asm+0x34/0x70 [ 335.018278] ? __switch_to_asm+0x40/0x70 [ 335.022366] ? __switch_to_asm+0x34/0x70 [ 335.026440] ? __switch_to_asm+0x40/0x70 [ 335.030511] ? __switch_to_asm+0x34/0x70 [ 335.034586] ? __switch_to_asm+0x34/0x70 [ 335.038664] ? __switch_to_asm+0x40/0x70 [ 335.042736] ? __switch_to_asm+0x34/0x70 [ 335.046819] bpf_clone_redirect+0xb9/0x490 [ 335.051064] ? __schedule+0x8d7/0x21d0 [ 335.054971] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 335.060001] ? __sched_text_start+0x8/0x8 [ 335.064163] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 335.068939] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 335.073543] ? find_held_lock+0x36/0x1c0 [ 335.077635] ? lock_acquire+0x1ed/0x520 [ 335.081630] ? bpf_test_run+0x3cb/0x780 [ 335.085616] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.091174] ? check_preemption_disabled+0x48/0x280 [ 335.096210] ? kasan_check_read+0x11/0x20 [ 335.100381] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 335.105679] ? rcu_softirq_qs+0x20/0x20 [ 335.109678] ? preempt_schedule+0x4d/0x60 [ 335.113846] ? ___preempt_schedule+0x16/0x18 [ 335.118276] ? bpf_test_run+0x25d/0x780 [ 335.122274] ? netlink_diag_dump+0x2a0/0x2a0 [ 335.126706] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.132258] ? bpf_test_init.isra.10+0x70/0x100 [ 335.136948] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 335.141730] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 335.146592] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 335.152151] ? fput+0x130/0x1a0 [ 335.155447] ? __bpf_prog_get+0x9b/0x290 [ 335.159531] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 335.164396] ? bpf_prog_test_run+0x130/0x1a0 [ 335.168822] ? __x64_sys_bpf+0x3d8/0x520 [ 335.172896] ? bpf_prog_get+0x20/0x20 [ 335.176737] ? do_syscall_64+0x1b9/0x820 [ 335.180810] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 335.186191] ? syscall_return_slowpath+0x5e0/0x5e0 [ 335.191134] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.195996] ? trace_hardirqs_on_caller+0x310/0x310 [ 335.201032] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 335.206069] ? prepare_exit_to_usermode+0x291/0x3b0 [ 335.211112] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.215985] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 335.221388] Mem-Info: [ 335.223836] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 335.223836] active_file:16 inactive_file:18 isolated_file:0 [ 335.223836] unevictable:0 dirty:0 writeback:0 unstable:0 [ 335.223836] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 335.223836] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 335.223836] free:13683 free_pcp:156 free_cma:0 [ 335.256781] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 335.284295] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 335.310492] lowmem_reserve[]: 0 2818 6321 6321 [ 335.315326] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 335.342879] lowmem_reserve[]: 0 0 3503 3503 [ 335.347241] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:376kB local_pcp:248kB free_cma:0kB [ 335.376178] lowmem_reserve[]: 0 0 0 0 [ 335.380014] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 335.393696] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 1*32kB (M) 4*64kB (UM) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25052kB [ 335.409130] Node 0 Normal: 943*4kB (ME) 466*8kB (UME) 200*16kB (UME) 78*32kB (UME) 9*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB [ 335.423328] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 335.432200] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 335.440793] 172 total pagecache pages [ 335.444609] 0 pages in swap cache [ 335.448069] Swap cache stats: add 0, delete 0, find 0/0 [ 335.453434] Free swap = 0kB [ 335.456457] Total swap = 0kB [ 335.459479] 1965979 pages RAM [ 335.462586] 0 pages HighMem/MovableOnly [ 335.466563] 342867 pages reserved [ 335.470017] 0 pages cma reserved [ 335.473444] aoe: skb alloc failure [ 335.477026] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 335.487519] syz-executor1 cpuset=syz1 mems_allowed=0 [ 335.492661] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 335.499675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.509028] Call Trace: [ 335.511615] [ 335.513798] dump_stack+0x244/0x39d [ 335.517444] ? dump_stack_print_info.cold.1+0x20/0x20 [ 335.522673] warn_alloc.cold.117+0xb7/0x1bd [ 335.527014] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 335.531876] ? lock_downgrade+0x900/0x900 [ 335.536047] ? trace_hardirqs_off+0xb8/0x310 [ 335.540472] ? trace_hardirqs_off+0xb8/0x310 [ 335.544902] __alloc_pages_slowpath+0x2660/0x2d70 [ 335.549791] ? warn_alloc+0x120/0x120 [ 335.553606] ? __lock_acquire+0x62f/0x4c20 [ 335.557861] ? __lock_acquire+0x62f/0x4c20 [ 335.562107] ? warn_alloc+0x120/0x120 [ 335.565924] ? print_usage_bug+0xc0/0xc0 [ 335.569995] ? warn_alloc+0x120/0x120 [ 335.573809] ? print_usage_bug+0xc0/0xc0 [ 335.577882] ? mark_held_locks+0x130/0x130 [ 335.582129] ? mark_held_locks+0x130/0x130 [ 335.586390] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.591943] ? should_fail+0x22d/0xd01 [ 335.595841] ? zap_class+0x640/0x640 [ 335.599572] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.604694] ? __lock_acquire+0x62f/0x4c20 [ 335.608947] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.614078] ? should_fail+0x22d/0xd01 [ 335.617980] ? zap_class+0x640/0x640 [ 335.621717] ? mark_held_locks+0x130/0x130 [ 335.625971] ? mark_held_locks+0x130/0x130 [ 335.630221] ? zap_class+0x640/0x640 [ 335.633957] ? zap_class+0x640/0x640 [ 335.637681] ? up+0xea/0x1c0 [ 335.640726] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.646387] ? check_preemption_disabled+0x48/0x280 [ 335.651433] ? __lock_is_held+0xb5/0x140 [ 335.655518] __alloc_pages_nodemask+0xa80/0xde0 [ 335.660201] ? zap_class+0x640/0x640 [ 335.663935] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 335.668978] ? find_held_lock+0x36/0x1c0 [ 335.673066] ? ____cache_alloc_node+0x1c7/0x1e0 [ 335.677753] ? lock_downgrade+0x900/0x900 [ 335.681923] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.687483] cache_grow_begin+0xa5/0x8c0 [ 335.691560] ? do_raw_spin_unlock+0xa7/0x330 [ 335.695997] fallback_alloc+0x204/0x2e0 [ 335.699990] ____cache_alloc_node+0x1c7/0x1e0 [ 335.704508] kmem_cache_alloc_node+0xe3/0x730 [ 335.709023] ? lockdep_hardirqs_on+0x296/0x5b0 [ 335.713640] __alloc_skb+0x119/0x770 [ 335.717381] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 335.722764] ? netdev_alloc_frag+0x1f0/0x1f0 [ 335.727190] ? vprintk_default+0x28/0x30 [ 335.731265] ? vprintk_func+0x85/0x181 [ 335.735168] ? printk+0xa7/0xcf [ 335.738463] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 335.743230] ? do_raw_spin_trylock+0x270/0x270 [ 335.747830] new_skb+0x26/0x1c0 [ 335.751124] aoecmd_cfg+0x279/0x7f0 [ 335.754767] ? find_held_lock+0x36/0x1c0 [ 335.758843] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 335.763187] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.768750] ? __lock_is_held+0xb5/0x140 [ 335.772846] discover_timer+0x50/0x60 [ 335.776662] call_timer_fn+0x272/0x920 [ 335.780561] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 335.785422] ? process_timeout+0x40/0x40 [ 335.789505] ? __run_timers+0x7da/0xc70 [ 335.793495] ? _raw_spin_unlock_irq+0x27/0x80 [ 335.798001] ? _raw_spin_unlock_irq+0x27/0x80 [ 335.802512] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 335.807379] ? lockdep_hardirqs_on+0x296/0x5b0 [ 335.811981] ? trace_hardirqs_on+0xbd/0x310 [ 335.816320] ? kasan_check_read+0x11/0x20 [ 335.820494] ? __run_timers+0x7da/0xc70 [ 335.824481] ? trace_hardirqs_off_caller+0x310/0x310 [ 335.829615] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 335.834482] __run_timers+0x7e5/0xc70 [ 335.838317] ? timer_fixup_init+0x70/0x70 [ 335.842491] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 335.847521] ? zap_class+0x640/0x640 [ 335.851253] ? enqueue_hrtimer+0x1a5/0x560 [ 335.855525] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 335.860736] ? find_held_lock+0x36/0x1c0 [ 335.864820] ? zap_class+0x640/0x640 [ 335.868643] ? pvclock_read_flags+0x160/0x160 [ 335.873156] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.878955] ? check_preemption_disabled+0x48/0x280 [ 335.883994] ? __lock_is_held+0xb5/0x140 [ 335.888069] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.893618] ? check_preemption_disabled+0x48/0x280 [ 335.898673] run_timer_softirq+0x52/0xb0 [ 335.902758] ? rcu_read_lock_sched_held+0x14f/0x180 [ 335.907792] __do_softirq+0x308/0xb7e [ 335.911628] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 335.916147] ? lock_downgrade+0x900/0x900 [ 335.920318] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 335.925464] ? pvclock_read_flags+0x160/0x160 [ 335.929985] ? lapic_next_event+0x5a/0x90 [ 335.934154] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.939722] ? kvm_clock_read+0x18/0x30 [ 335.943713] ? kvm_sched_clock_read+0x9/0x20 [ 335.948143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.953703] ? check_preemption_disabled+0x48/0x280 [ 335.958749] irq_exit+0x17f/0x1c0 [ 335.962225] smp_apic_timer_interrupt+0x1cb/0x760 [ 335.967079] ? smp_call_function_single_interrupt+0x159/0x650 [ 335.972985] ? smp_call_function_single_interrupt+0x650/0x650 [ 335.978887] ? interrupt_entry+0xb5/0xc0 [ 335.982967] ? trace_hardirqs_off_caller+0xbb/0x310 [ 335.987999] ? trace_hardirqs_off_caller+0xbb/0x310 [ 335.993031] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.997893] ? trace_hardirqs_on_caller+0x310/0x310 [ 336.002922] ? trace_hardirqs_on_caller+0x310/0x310 [ 336.007952] ? task_prio+0x50/0x50 [ 336.011509] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.017056] ? check_preemption_disabled+0x48/0x280 [ 336.022091] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.026955] apic_timer_interrupt+0xf/0x20 [ 336.031193] [ 336.033446] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 336.038391] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 336.057312] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 336.065041] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 336.072323] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 336.079599] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 336.086891] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 336.094180] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 336.101511] skb_clone+0x1bb/0x500 [ 336.105068] ? finish_task_switch+0x2f4/0x910 [ 336.109581] ? skb_split+0x11e0/0x11e0 [ 336.113487] ? preempt_notifier_register+0x200/0x200 [ 336.118601] ? __switch_to_asm+0x34/0x70 [ 336.122686] ? __switch_to_asm+0x34/0x70 [ 336.126759] ? __switch_to_asm+0x40/0x70 [ 336.130830] ? __switch_to_asm+0x34/0x70 [ 336.134900] ? __switch_to_asm+0x40/0x70 [ 336.138974] ? __switch_to_asm+0x34/0x70 [ 336.143044] ? __switch_to_asm+0x40/0x70 [ 336.147117] ? __switch_to_asm+0x34/0x70 [ 336.151193] ? __switch_to_asm+0x34/0x70 [ 336.155269] ? __switch_to_asm+0x40/0x70 [ 336.159344] ? __switch_to_asm+0x34/0x70 [ 336.163428] bpf_clone_redirect+0xb9/0x490 [ 336.167685] ? __schedule+0x8d7/0x21d0 [ 336.171592] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 336.176650] ? __sched_text_start+0x8/0x8 [ 336.180848] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 336.185658] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 336.190262] ? find_held_lock+0x36/0x1c0 [ 336.194345] ? lock_acquire+0x1ed/0x520 [ 336.198333] ? bpf_test_run+0x3cb/0x780 [ 336.202323] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.207878] ? check_preemption_disabled+0x48/0x280 [ 336.212917] ? kasan_check_read+0x11/0x20 [ 336.217078] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 336.222376] ? rcu_softirq_qs+0x20/0x20 [ 336.226369] ? preempt_schedule+0x4d/0x60 [ 336.230530] ? ___preempt_schedule+0x16/0x18 [ 336.234960] ? bpf_test_run+0x25d/0x780 [ 336.238960] ? netlink_diag_dump+0x2a0/0x2a0 [ 336.243384] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 336.248934] ? bpf_test_init.isra.10+0x70/0x100 [ 336.253630] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 336.258415] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 336.263272] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 336.268831] ? fput+0x130/0x1a0 [ 336.272124] ? __bpf_prog_get+0x9b/0x290 [ 336.276208] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 336.281061] ? bpf_prog_test_run+0x130/0x1a0 [ 336.285491] ? __x64_sys_bpf+0x3d8/0x520 [ 336.289569] ? bpf_prog_get+0x20/0x20 [ 336.293408] ? do_syscall_64+0x1b9/0x820 [ 336.297483] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 336.302869] ? syscall_return_slowpath+0x5e0/0x5e0 [ 336.307817] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.312678] ? trace_hardirqs_on_caller+0x310/0x310 [ 336.317723] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 336.322760] ? prepare_exit_to_usermode+0x291/0x3b0 [ 336.327797] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.332672] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 336.338064] Mem-Info: [ 336.340503] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 336.340503] active_file:16 inactive_file:18 isolated_file:0 [ 336.340503] unevictable:0 dirty:0 writeback:0 unstable:0 [ 336.340503] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 336.340503] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 336.340503] free:13683 free_pcp:156 free_cma:0 [ 336.373450] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 336.400962] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 336.427117] lowmem_reserve[]: 0 2818 6321 6321 [ 336.431747] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 336.459285] lowmem_reserve[]: 0 0 3503 3503 [ 336.463651] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:376kB local_pcp:248kB free_cma:0kB [ 336.492589] lowmem_reserve[]: 0 0 0 0 [ 336.496439] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 336.510124] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 1*32kB (M) 4*64kB (UM) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25052kB [ 336.525555] Node 0 Normal: 943*4kB (ME) 466*8kB (UME) 200*16kB (UME) 78*32kB (UME) 9*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB [ 336.539756] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 336.548600] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 336.557178] 172 total pagecache pages [ 336.560986] 0 pages in swap cache [ 336.564440] Swap cache stats: add 0, delete 0, find 0/0 [ 336.569807] Free swap = 0kB [ 336.572831] Total swap = 0kB [ 336.575854] 1965979 pages RAM [ 336.578962] 0 pages HighMem/MovableOnly [ 336.582939] 342867 pages reserved [ 336.586393] 0 pages cma reserved [ 336.589816] aoe: skb alloc failure [ 336.593442] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 336.603936] syz-executor1 cpuset=syz1 mems_allowed=0 [ 336.609074] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 336.616094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.625450] Call Trace: [ 336.628038] [ 336.630207] dump_stack+0x244/0x39d [ 336.633859] ? dump_stack_print_info.cold.1+0x20/0x20 [ 336.639090] warn_alloc.cold.117+0xb7/0x1bd [ 336.643428] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 336.648288] ? lock_downgrade+0x900/0x900 [ 336.652461] ? trace_hardirqs_off+0xb8/0x310 [ 336.656887] ? trace_hardirqs_off+0xb8/0x310 [ 336.661325] __alloc_pages_slowpath+0x2660/0x2d70 [ 336.666216] ? warn_alloc+0x120/0x120 [ 336.670034] ? __lock_acquire+0x62f/0x4c20 [ 336.674286] ? warn_alloc+0x120/0x120 [ 336.678106] ? print_usage_bug+0xc0/0xc0 [ 336.682179] ? warn_alloc+0x120/0x120 [ 336.685992] ? print_usage_bug+0xc0/0xc0 [ 336.690074] ? mark_held_locks+0x130/0x130 [ 336.694322] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.699871] ? check_preemption_disabled+0x48/0x280 [ 336.704900] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 336.709405] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 336.714951] ? should_fail+0x22d/0xd01 [ 336.718859] ? kasan_check_read+0x11/0x20 [ 336.723023] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 336.728141] ? __lock_acquire+0x62f/0x4c20 [ 336.732397] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 336.737514] ? should_fail+0x22d/0xd01 [ 336.741412] ? zap_class+0x640/0x640 [ 336.745152] ? mark_held_locks+0x130/0x130 [ 336.749405] ? mark_held_locks+0x130/0x130 [ 336.753662] ? zap_class+0x640/0x640 [ 336.757396] ? zap_class+0x640/0x640 [ 336.761124] ? up+0xea/0x1c0 [ 336.764160] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.769714] ? check_preemption_disabled+0x48/0x280 [ 336.774752] ? __lock_is_held+0xb5/0x140 [ 336.778835] __alloc_pages_nodemask+0xa80/0xde0 [ 336.783519] ? zap_class+0x640/0x640 [ 336.787250] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 336.792290] ? find_held_lock+0x36/0x1c0 [ 336.796374] ? ____cache_alloc_node+0x1c7/0x1e0 [ 336.801054] ? lock_downgrade+0x900/0x900 [ 336.805227] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.810788] cache_grow_begin+0xa5/0x8c0 [ 336.814864] ? do_raw_spin_unlock+0xa7/0x330 [ 336.819292] fallback_alloc+0x204/0x2e0 [ 336.823290] ____cache_alloc_node+0x1c7/0x1e0 [ 336.827807] kmem_cache_alloc_node+0xe3/0x730 [ 336.832323] ? lockdep_hardirqs_on+0x296/0x5b0 [ 336.836928] __alloc_skb+0x119/0x770 [ 336.840662] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 336.846047] ? netdev_alloc_frag+0x1f0/0x1f0 [ 336.850479] ? vprintk_default+0x28/0x30 [ 336.854550] ? vprintk_func+0x85/0x181 [ 336.858447] ? printk+0xa7/0xcf [ 336.861735] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 336.866504] ? do_raw_spin_trylock+0x270/0x270 [ 336.871105] new_skb+0x26/0x1c0 [ 336.874406] aoecmd_cfg+0x279/0x7f0 [ 336.878539] ? find_held_lock+0x36/0x1c0 [ 336.882632] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 336.886977] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.892541] ? __lock_is_held+0xb5/0x140 [ 336.896640] discover_timer+0x50/0x60 [ 336.900457] call_timer_fn+0x272/0x920 [ 336.904370] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 336.909225] ? process_timeout+0x40/0x40 [ 336.913311] ? __run_timers+0x7da/0xc70 [ 336.917303] ? _raw_spin_unlock_irq+0x27/0x80 [ 336.921809] ? _raw_spin_unlock_irq+0x27/0x80 [ 336.926313] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 336.931169] ? lockdep_hardirqs_on+0x296/0x5b0 [ 336.935765] ? trace_hardirqs_on+0xbd/0x310 [ 336.940097] ? kasan_check_read+0x11/0x20 [ 336.944262] ? __run_timers+0x7da/0xc70 [ 336.948252] ? trace_hardirqs_off_caller+0x310/0x310 [ 336.953389] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 336.958246] __run_timers+0x7e5/0xc70 [ 336.962075] ? timer_fixup_init+0x70/0x70 [ 336.966237] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 336.971267] ? zap_class+0x640/0x640 [ 336.975005] ? enqueue_hrtimer+0x1a5/0x560 [ 336.979253] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 336.984666] ? find_held_lock+0x36/0x1c0 [ 336.988745] ? zap_class+0x640/0x640 [ 336.992478] ? pvclock_read_flags+0x160/0x160 [ 336.996995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.002555] ? check_preemption_disabled+0x48/0x280 [ 337.007598] ? __lock_is_held+0xb5/0x140 [ 337.011678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.017227] ? check_preemption_disabled+0x48/0x280 [ 337.022267] run_timer_softirq+0x52/0xb0 [ 337.026338] ? rcu_read_lock_sched_held+0x14f/0x180 [ 337.031367] __do_softirq+0x308/0xb7e [ 337.035185] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 337.039689] ? lock_downgrade+0x900/0x900 [ 337.043851] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 337.048977] ? pvclock_read_flags+0x160/0x160 [ 337.053491] ? lapic_next_event+0x5a/0x90 [ 337.057663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.063221] ? kvm_clock_read+0x18/0x30 [ 337.067209] ? kvm_sched_clock_read+0x9/0x20 [ 337.071642] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.077195] ? check_preemption_disabled+0x48/0x280 [ 337.082236] irq_exit+0x17f/0x1c0 [ 337.085706] smp_apic_timer_interrupt+0x1cb/0x760 [ 337.090560] ? smp_call_function_single_interrupt+0x159/0x650 [ 337.096461] ? smp_call_function_single_interrupt+0x650/0x650 [ 337.102365] ? interrupt_entry+0xb5/0xc0 [ 337.106444] ? trace_hardirqs_off_caller+0xbb/0x310 [ 337.111474] ? trace_hardirqs_off_caller+0xbb/0x310 [ 337.116503] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.121361] ? trace_hardirqs_on_caller+0x310/0x310 [ 337.126387] ? trace_hardirqs_on_caller+0x310/0x310 [ 337.131416] ? task_prio+0x50/0x50 [ 337.134970] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.140519] ? check_preemption_disabled+0x48/0x280 [ 337.145558] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.150431] apic_timer_interrupt+0xf/0x20 [ 337.154670] [ 337.156921] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 337.161862] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 337.180772] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 337.188490] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 337.195772] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 337.203051] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 337.210330] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 337.217607] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 337.224945] skb_clone+0x1bb/0x500 [ 337.228505] ? finish_task_switch+0x2f4/0x910 [ 337.233016] ? skb_split+0x11e0/0x11e0 [ 337.236924] ? preempt_notifier_register+0x200/0x200 [ 337.242044] ? __switch_to_asm+0x34/0x70 [ 337.246123] ? __switch_to_asm+0x34/0x70 [ 337.250198] ? __switch_to_asm+0x40/0x70 [ 337.254268] ? __switch_to_asm+0x34/0x70 [ 337.258335] ? __switch_to_asm+0x40/0x70 [ 337.262405] ? __switch_to_asm+0x34/0x70 [ 337.266481] ? __switch_to_asm+0x40/0x70 [ 337.270557] ? __switch_to_asm+0x34/0x70 [ 337.274643] ? __switch_to_asm+0x34/0x70 [ 337.278716] ? __switch_to_asm+0x40/0x70 [ 337.282789] ? __switch_to_asm+0x34/0x70 [ 337.286876] bpf_clone_redirect+0xb9/0x490 [ 337.291121] ? __schedule+0x8d7/0x21d0 [ 337.295029] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 337.300057] ? __sched_text_start+0x8/0x8 [ 337.304217] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 337.308993] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 337.313610] ? find_held_lock+0x36/0x1c0 [ 337.317704] ? lock_acquire+0x1ed/0x520 [ 337.321689] ? bpf_test_run+0x3cb/0x780 [ 337.325677] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.331228] ? check_preemption_disabled+0x48/0x280 [ 337.336270] ? kasan_check_read+0x11/0x20 [ 337.340434] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 337.345727] ? rcu_softirq_qs+0x20/0x20 [ 337.349721] ? preempt_schedule+0x4d/0x60 [ 337.353892] ? ___preempt_schedule+0x16/0x18 [ 337.358321] ? bpf_test_run+0x25d/0x780 [ 337.362322] ? netlink_diag_dump+0x2a0/0x2a0 [ 337.366747] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 337.372298] ? bpf_test_init.isra.10+0x70/0x100 [ 337.376994] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 337.381776] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 337.386671] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 337.392229] ? fput+0x130/0x1a0 [ 337.395529] ? __bpf_prog_get+0x9b/0x290 [ 337.399618] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 337.404485] ? bpf_prog_test_run+0x130/0x1a0 [ 337.408910] ? __x64_sys_bpf+0x3d8/0x520 [ 337.412987] ? bpf_prog_get+0x20/0x20 [ 337.416824] ? do_syscall_64+0x1b9/0x820 [ 337.420909] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 337.426290] ? syscall_return_slowpath+0x5e0/0x5e0 [ 337.431228] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.436088] ? trace_hardirqs_on_caller+0x310/0x310 [ 337.441122] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 337.446153] ? prepare_exit_to_usermode+0x291/0x3b0 [ 337.451192] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.456061] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 337.461446] Mem-Info: [ 337.463895] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 337.463895] active_file:16 inactive_file:18 isolated_file:0 [ 337.463895] unevictable:0 dirty:0 writeback:0 unstable:0 [ 337.463895] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 337.463895] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 337.463895] free:13683 free_pcp:156 free_cma:0 [ 337.496850] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 337.524370] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 337.550529] lowmem_reserve[]: 0 2818 6321 6321 [ 337.555153] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 337.582690] lowmem_reserve[]: 0 0 3503 3503 [ 337.587055] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:376kB local_pcp:248kB free_cma:0kB [ 337.616011] lowmem_reserve[]: 0 0 0 0 [ 337.619860] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 337.633538] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 1*32kB (M) 4*64kB (UM) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25052kB [ 337.648983] Node 0 Normal: 943*4kB (ME) 466*8kB (UME) 200*16kB (UME) 78*32kB (UME) 9*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB [ 337.663176] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 337.672025] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 337.680604] 172 total pagecache pages [ 337.684426] 0 pages in swap cache [ 337.687880] Swap cache stats: add 0, delete 0, find 0/0 [ 337.693243] Free swap = 0kB [ 337.696260] Total swap = 0kB [ 337.699279] 1965979 pages RAM [ 337.702382] 0 pages HighMem/MovableOnly [ 337.706356] 342867 pages reserved [ 337.709804] 0 pages cma reserved [ 337.713226] aoe: skb alloc failure [ 337.716807] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 337.727293] syz-executor1 cpuset=syz1 mems_allowed=0 [ 337.732428] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 337.739449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.748802] Call Trace: [ 337.751392] [ 337.753558] dump_stack+0x244/0x39d [ 337.757200] ? dump_stack_print_info.cold.1+0x20/0x20 [ 337.762421] warn_alloc.cold.117+0xb7/0x1bd [ 337.766762] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 337.771631] ? lock_downgrade+0x900/0x900 [ 337.775800] ? trace_hardirqs_off+0xb8/0x310 [ 337.780230] ? trace_hardirqs_off+0xb8/0x310 [ 337.784664] __alloc_pages_slowpath+0x2660/0x2d70 [ 337.789554] ? warn_alloc+0x120/0x120 [ 337.793365] ? __lock_acquire+0x62f/0x4c20 [ 337.797611] ? __lock_acquire+0x62f/0x4c20 [ 337.801874] ? warn_alloc+0x120/0x120 [ 337.805689] ? print_usage_bug+0xc0/0xc0 [ 337.809772] ? warn_alloc+0x120/0x120 [ 337.813587] ? print_usage_bug+0xc0/0xc0 [ 337.817672] ? mark_held_locks+0x130/0x130 [ 337.821916] ? mark_held_locks+0x130/0x130 [ 337.826168] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 337.831719] ? should_fail+0x22d/0xd01 [ 337.835617] ? zap_class+0x640/0x640 [ 337.839353] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.844470] ? __lock_acquire+0x62f/0x4c20 [ 337.848724] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.853833] ? should_fail+0x22d/0xd01 [ 337.857733] ? zap_class+0x640/0x640 [ 337.861472] ? mark_held_locks+0x130/0x130 [ 337.865725] ? mark_held_locks+0x130/0x130 [ 337.869973] ? zap_class+0x640/0x640 [ 337.873704] ? zap_class+0x640/0x640 [ 337.877427] ? up+0xea/0x1c0 [ 337.880459] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.886006] ? check_preemption_disabled+0x48/0x280 [ 337.891069] ? __lock_is_held+0xb5/0x140 [ 337.895178] __alloc_pages_nodemask+0xa80/0xde0 [ 337.899862] ? zap_class+0x640/0x640 [ 337.903598] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 337.908649] ? find_held_lock+0x36/0x1c0 [ 337.912731] ? ____cache_alloc_node+0x1c7/0x1e0 [ 337.917406] ? lock_downgrade+0x900/0x900 [ 337.921570] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.927120] cache_grow_begin+0xa5/0x8c0 [ 337.931190] ? do_raw_spin_unlock+0xa7/0x330 [ 337.935608] fallback_alloc+0x204/0x2e0 [ 337.939596] ____cache_alloc_node+0x1c7/0x1e0 [ 337.944106] kmem_cache_alloc_node+0xe3/0x730 [ 337.948634] ? lockdep_hardirqs_on+0x296/0x5b0 [ 337.953233] __alloc_skb+0x119/0x770 [ 337.956952] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 337.962320] ? netdev_alloc_frag+0x1f0/0x1f0 [ 337.966743] ? vprintk_default+0x28/0x30 [ 337.970806] ? vprintk_func+0x85/0x181 [ 337.974697] ? printk+0xa7/0xcf [ 337.977977] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 337.982739] ? do_raw_spin_trylock+0x270/0x270 [ 337.987328] new_skb+0x26/0x1c0 [ 337.990609] aoecmd_cfg+0x279/0x7f0 [ 337.994248] ? find_held_lock+0x36/0x1c0 [ 337.998318] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 338.002654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.008203] ? __lock_is_held+0xb5/0x140 [ 338.012281] discover_timer+0x50/0x60 [ 338.016089] call_timer_fn+0x272/0x920 [ 338.019978] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 338.024828] ? process_timeout+0x40/0x40 [ 338.028900] ? __run_timers+0x7da/0xc70 [ 338.032880] ? _raw_spin_unlock_irq+0x27/0x80 [ 338.037376] ? _raw_spin_unlock_irq+0x27/0x80 [ 338.041876] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 338.046718] ? lockdep_hardirqs_on+0x296/0x5b0 [ 338.051304] ? trace_hardirqs_on+0xbd/0x310 [ 338.055635] ? kasan_check_read+0x11/0x20 [ 338.059790] ? __run_timers+0x7da/0xc70 [ 338.063769] ? trace_hardirqs_off_caller+0x310/0x310 [ 338.068894] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 338.073739] __run_timers+0x7e5/0xc70 [ 338.077580] ? timer_fixup_init+0x70/0x70 [ 338.081731] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 338.086752] ? zap_class+0x640/0x640 [ 338.090472] ? enqueue_hrtimer+0x1a5/0x560 [ 338.094716] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 338.099914] ? find_held_lock+0x36/0x1c0 [ 338.103985] ? zap_class+0x640/0x640 [ 338.107708] ? pvclock_read_flags+0x160/0x160 [ 338.112207] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.117752] ? check_preemption_disabled+0x48/0x280 [ 338.122781] ? __lock_is_held+0xb5/0x140 [ 338.126845] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.132391] ? check_preemption_disabled+0x48/0x280 [ 338.137423] run_timer_softirq+0x52/0xb0 [ 338.141491] ? rcu_read_lock_sched_held+0x14f/0x180 [ 338.146524] __do_softirq+0x308/0xb7e [ 338.150330] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 338.154830] ? lock_downgrade+0x900/0x900 [ 338.158987] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 338.164103] ? pvclock_read_flags+0x160/0x160 [ 338.168609] ? lapic_next_event+0x5a/0x90 [ 338.172772] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.178321] ? kvm_clock_read+0x18/0x30 [ 338.182302] ? kvm_sched_clock_read+0x9/0x20 [ 338.186717] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.192261] ? check_preemption_disabled+0x48/0x280 [ 338.197288] irq_exit+0x17f/0x1c0 [ 338.200744] smp_apic_timer_interrupt+0x1cb/0x760 [ 338.205585] ? smp_call_function_single_interrupt+0x159/0x650 [ 338.211473] ? smp_call_function_single_interrupt+0x650/0x650 [ 338.217363] ? interrupt_entry+0xb5/0xc0 [ 338.221430] ? trace_hardirqs_off_caller+0xbb/0x310 [ 338.226448] ? trace_hardirqs_off_caller+0xbb/0x310 [ 338.231472] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 338.236317] ? trace_hardirqs_on_caller+0x310/0x310 [ 338.241337] ? trace_hardirqs_on_caller+0x310/0x310 [ 338.246357] ? task_prio+0x50/0x50 [ 338.249905] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.255444] ? check_preemption_disabled+0x48/0x280 [ 338.260471] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 338.265329] apic_timer_interrupt+0xf/0x20 [ 338.269561] [ 338.271805] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 338.276741] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 338.295646] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 338.303358] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 338.310633] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 338.317906] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 338.325175] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 338.332446] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 338.339761] skb_clone+0x1bb/0x500 [ 338.343306] ? finish_task_switch+0x2f4/0x910 [ 338.347803] ? skb_split+0x11e0/0x11e0 [ 338.351699] ? preempt_notifier_register+0x200/0x200 [ 338.356804] ? __switch_to_asm+0x34/0x70 [ 338.360866] ? __switch_to_asm+0x34/0x70 [ 338.364926] ? __switch_to_asm+0x40/0x70 [ 338.368987] ? __switch_to_asm+0x34/0x70 [ 338.373047] ? __switch_to_asm+0x40/0x70 [ 338.377108] ? __switch_to_asm+0x34/0x70 [ 338.381168] ? __switch_to_asm+0x40/0x70 [ 338.385231] ? __switch_to_asm+0x34/0x70 [ 338.389298] ? __switch_to_asm+0x34/0x70 [ 338.393362] ? __switch_to_asm+0x40/0x70 [ 338.397431] ? __switch_to_asm+0x34/0x70 [ 338.401502] bpf_clone_redirect+0xb9/0x490 [ 338.405748] ? __schedule+0x8d7/0x21d0 [ 338.409650] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 338.414676] ? __sched_text_start+0x8/0x8 [ 338.418829] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 338.423594] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 338.428192] ? find_held_lock+0x36/0x1c0 [ 338.432268] ? lock_acquire+0x1ed/0x520 [ 338.436243] ? bpf_test_run+0x3cb/0x780 [ 338.440220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.445761] ? check_preemption_disabled+0x48/0x280 [ 338.450787] ? kasan_check_read+0x11/0x20 [ 338.454943] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 338.460222] ? rcu_softirq_qs+0x20/0x20 [ 338.464208] ? preempt_schedule+0x4d/0x60 [ 338.468359] ? ___preempt_schedule+0x16/0x18 [ 338.472783] ? bpf_test_run+0x25d/0x780 [ 338.476776] ? netlink_diag_dump+0x2a0/0x2a0 [ 338.481195] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 338.486733] ? bpf_test_init.isra.10+0x70/0x100 [ 338.491416] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 338.496182] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 338.501025] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 338.506570] ? fput+0x130/0x1a0 [ 338.509851] ? __bpf_prog_get+0x9b/0x290 [ 338.513919] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 338.518764] ? bpf_prog_test_run+0x130/0x1a0 [ 338.523183] ? __x64_sys_bpf+0x3d8/0x520 [ 338.527249] ? bpf_prog_get+0x20/0x20 [ 338.531071] ? do_syscall_64+0x1b9/0x820 [ 338.535136] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 338.540510] ? syscall_return_slowpath+0x5e0/0x5e0 [ 338.545447] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 338.550293] ? trace_hardirqs_on_caller+0x310/0x310 [ 338.555316] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 338.560336] ? prepare_exit_to_usermode+0x291/0x3b0 [ 338.565363] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 338.570228] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 338.575618] Mem-Info: [ 338.578067] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 338.578067] active_file:16 inactive_file:18 isolated_file:0 [ 338.578067] unevictable:0 dirty:0 writeback:0 unstable:0 [ 338.578067] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 338.578067] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 338.578067] free:13683 free_pcp:156 free_cma:0 [ 338.610999] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 338.638504] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 338.664656] lowmem_reserve[]: 0 2818 6321 6321 [ 338.669283] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 338.696816] lowmem_reserve[]: 0 0 3503 3503 [ 338.701167] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:376kB local_pcp:248kB free_cma:0kB [ 338.730090] lowmem_reserve[]: 0 0 0 0 [ 338.733921] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 338.747579] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 1*32kB (M) 4*64kB (UM) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25052kB [ 338.763000] Node 0 Normal: 943*4kB (ME) 466*8kB (UME) 200*16kB (UME) 78*32kB (UME) 9*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB [ 338.777183] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 338.786028] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 338.794635] 172 total pagecache pages [ 338.798443] 0 pages in swap cache [ 338.801892] Swap cache stats: add 0, delete 0, find 0/0 [ 338.807275] Free swap = 0kB [ 338.810288] Total swap = 0kB [ 338.813303] 1965979 pages RAM [ 338.816407] 0 pages HighMem/MovableOnly [ 338.820378] 342867 pages reserved [ 338.823848] 0 pages cma reserved [ 338.827273] aoe: skb alloc failure [ 338.830904] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 338.841406] syz-executor1 cpuset=syz1 mems_allowed=0 [ 338.846554] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 338.853575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 338.862943] Call Trace: [ 338.865540] [ 338.867715] dump_stack+0x244/0x39d [ 338.871364] ? dump_stack_print_info.cold.1+0x20/0x20 [ 338.877092] warn_alloc.cold.117+0xb7/0x1bd [ 338.881454] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 338.886321] ? lock_downgrade+0x900/0x900 [ 338.890500] ? trace_hardirqs_off+0xb8/0x310 [ 338.894933] ? trace_hardirqs_off+0xb8/0x310 [ 338.899383] __alloc_pages_slowpath+0x2660/0x2d70 [ 338.904276] ? warn_alloc+0x120/0x120 [ 338.908094] ? __lock_acquire+0x62f/0x4c20 [ 338.912341] ? warn_alloc+0x120/0x120 [ 338.916176] ? print_usage_bug+0xc0/0xc0 [ 338.920252] ? warn_alloc+0x120/0x120 [ 338.924069] ? print_usage_bug+0xc0/0xc0 [ 338.928151] ? mark_held_locks+0x130/0x130 [ 338.932405] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.937952] ? check_preemption_disabled+0x48/0x280 [ 338.942976] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 338.947483] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 338.953028] ? should_fail+0x22d/0xd01 [ 338.956933] ? kasan_check_read+0x11/0x20 [ 338.961097] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 338.966224] ? __lock_acquire+0x62f/0x4c20 [ 338.970475] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 338.975591] ? should_fail+0x22d/0xd01 [ 338.979499] ? zap_class+0x640/0x640 [ 338.983233] ? mark_held_locks+0x130/0x130 [ 338.987750] ? mark_held_locks+0x130/0x130 [ 338.991998] ? zap_class+0x640/0x640 [ 338.995725] ? zap_class+0x640/0x640 [ 338.999454] ? up+0xea/0x1c0 [ 339.002513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.008071] ? check_preemption_disabled+0x48/0x280 [ 339.013108] ? __lock_is_held+0xb5/0x140 [ 339.017189] __alloc_pages_nodemask+0xa80/0xde0 [ 339.021871] ? zap_class+0x640/0x640 [ 339.025610] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 339.030661] ? find_held_lock+0x36/0x1c0 [ 339.034758] ? ____cache_alloc_node+0x1c7/0x1e0 [ 339.039461] ? lock_downgrade+0x900/0x900 [ 339.043655] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.049218] cache_grow_begin+0xa5/0x8c0 [ 339.053295] ? do_raw_spin_unlock+0xa7/0x330 [ 339.057724] fallback_alloc+0x204/0x2e0 [ 339.061717] ____cache_alloc_node+0x1c7/0x1e0 [ 339.066229] kmem_cache_alloc_node+0xe3/0x730 [ 339.070743] ? lockdep_hardirqs_on+0x296/0x5b0 [ 339.075348] __alloc_skb+0x119/0x770 [ 339.079084] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 339.084484] ? netdev_alloc_frag+0x1f0/0x1f0 [ 339.088923] ? vprintk_default+0x28/0x30 [ 339.093001] ? vprintk_func+0x85/0x181 [ 339.096899] ? printk+0xa7/0xcf [ 339.100190] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 339.104966] ? do_raw_spin_trylock+0x270/0x270 [ 339.109561] new_skb+0x26/0x1c0 [ 339.112853] aoecmd_cfg+0x279/0x7f0 [ 339.116492] ? find_held_lock+0x36/0x1c0 [ 339.120569] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 339.124909] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.130467] ? __lock_is_held+0xb5/0x140 [ 339.134558] discover_timer+0x50/0x60 [ 339.138390] call_timer_fn+0x272/0x920 [ 339.142288] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 339.147140] ? process_timeout+0x40/0x40 [ 339.151217] ? __run_timers+0x7da/0xc70 [ 339.155240] ? _raw_spin_unlock_irq+0x27/0x80 [ 339.159744] ? _raw_spin_unlock_irq+0x27/0x80 [ 339.164250] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 339.169105] ? lockdep_hardirqs_on+0x296/0x5b0 [ 339.173701] ? trace_hardirqs_on+0xbd/0x310 [ 339.178030] ? kasan_check_read+0x11/0x20 [ 339.182192] ? __run_timers+0x7da/0xc70 [ 339.186179] ? trace_hardirqs_off_caller+0x310/0x310 [ 339.191312] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 339.196169] __run_timers+0x7e5/0xc70 [ 339.199997] ? timer_fixup_init+0x70/0x70 [ 339.204158] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 339.209191] ? zap_class+0x640/0x640 [ 339.212920] ? enqueue_hrtimer+0x1a5/0x560 [ 339.217167] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 339.222398] ? find_held_lock+0x36/0x1c0 [ 339.226499] ? zap_class+0x640/0x640 [ 339.230253] ? pvclock_read_flags+0x160/0x160 [ 339.234761] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.240311] ? check_preemption_disabled+0x48/0x280 [ 339.245368] ? __lock_is_held+0xb5/0x140 [ 339.249441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.254985] ? check_preemption_disabled+0x48/0x280 [ 339.260015] run_timer_softirq+0x52/0xb0 [ 339.264091] ? rcu_read_lock_sched_held+0x14f/0x180 [ 339.269115] __do_softirq+0x308/0xb7e [ 339.272930] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 339.277444] ? lock_downgrade+0x900/0x900 [ 339.281603] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 339.286728] ? pvclock_read_flags+0x160/0x160 [ 339.291248] ? lapic_next_event+0x5a/0x90 [ 339.295424] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.300973] ? kvm_clock_read+0x18/0x30 [ 339.304961] ? kvm_sched_clock_read+0x9/0x20 [ 339.309412] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.314994] ? check_preemption_disabled+0x48/0x280 [ 339.320034] irq_exit+0x17f/0x1c0 [ 339.323526] smp_apic_timer_interrupt+0x1cb/0x760 [ 339.328387] ? smp_call_function_single_interrupt+0x159/0x650 [ 339.334284] ? smp_call_function_single_interrupt+0x650/0x650 [ 339.340189] ? interrupt_entry+0xb5/0xc0 [ 339.344264] ? trace_hardirqs_off_caller+0xbb/0x310 [ 339.349293] ? trace_hardirqs_off_caller+0xbb/0x310 [ 339.354326] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.359191] ? trace_hardirqs_on_caller+0x310/0x310 [ 339.364215] ? trace_hardirqs_on_caller+0x310/0x310 [ 339.369241] ? task_prio+0x50/0x50 [ 339.372797] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.378349] ? check_preemption_disabled+0x48/0x280 [ 339.383403] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.388271] apic_timer_interrupt+0xf/0x20 [ 339.392508] [ 339.394783] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 339.399724] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 339.418644] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 339.426379] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 339.433662] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 339.440942] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 339.448213] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 339.455487] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 339.462807] skb_clone+0x1bb/0x500 [ 339.466374] ? finish_task_switch+0x2f4/0x910 [ 339.470883] ? skb_split+0x11e0/0x11e0 [ 339.474786] ? preempt_notifier_register+0x200/0x200 [ 339.479897] ? __switch_to_asm+0x34/0x70 [ 339.483968] ? __switch_to_asm+0x34/0x70 [ 339.488034] ? __switch_to_asm+0x40/0x70 [ 339.492105] ? __switch_to_asm+0x34/0x70 [ 339.496177] ? __switch_to_asm+0x40/0x70 [ 339.500249] ? __switch_to_asm+0x34/0x70 [ 339.504350] ? __switch_to_asm+0x40/0x70 [ 339.508431] ? __switch_to_asm+0x34/0x70 [ 339.512504] ? __switch_to_asm+0x34/0x70 [ 339.516578] ? __switch_to_asm+0x40/0x70 [ 339.520653] ? __switch_to_asm+0x34/0x70 [ 339.524740] bpf_clone_redirect+0xb9/0x490 [ 339.528984] ? __schedule+0x8d7/0x21d0 [ 339.532886] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 339.537919] ? __sched_text_start+0x8/0x8 [ 339.542085] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 339.546863] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 339.551462] ? find_held_lock+0x36/0x1c0 [ 339.555548] ? lock_acquire+0x1ed/0x520 [ 339.559532] ? bpf_test_run+0x3cb/0x780 [ 339.563527] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.569077] ? check_preemption_disabled+0x48/0x280 [ 339.574114] ? kasan_check_read+0x11/0x20 [ 339.578280] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 339.583572] ? rcu_softirq_qs+0x20/0x20 [ 339.587559] ? preempt_schedule+0x4d/0x60 [ 339.591724] ? ___preempt_schedule+0x16/0x18 [ 339.596153] ? bpf_test_run+0x25d/0x780 [ 339.600147] ? netlink_diag_dump+0x2a0/0x2a0 [ 339.604572] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.610120] ? bpf_test_init.isra.10+0x70/0x100 [ 339.614802] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 339.619572] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 339.624430] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 339.629980] ? fput+0x130/0x1a0 [ 339.633272] ? __bpf_prog_get+0x9b/0x290 [ 339.637340] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 339.642214] ? bpf_prog_test_run+0x130/0x1a0 [ 339.646646] ? __x64_sys_bpf+0x3d8/0x520 [ 339.650721] ? bpf_prog_get+0x20/0x20 [ 339.654556] ? do_syscall_64+0x1b9/0x820 [ 339.658633] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 339.664011] ? syscall_return_slowpath+0x5e0/0x5e0 [ 339.668952] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.673814] ? trace_hardirqs_on_caller+0x310/0x310 [ 339.678840] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 339.683873] ? prepare_exit_to_usermode+0x291/0x3b0 [ 339.688905] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.693786] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 339.699196] Mem-Info: [ 339.701682] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 339.701682] active_file:16 inactive_file:18 isolated_file:0 [ 339.701682] unevictable:0 dirty:0 writeback:0 unstable:0 [ 339.701682] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 339.701682] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 339.701682] free:13683 free_pcp:156 free_cma:0 [ 339.734632] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 339.762141] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 339.788296] lowmem_reserve[]: 0 2818 6321 6321 [ 339.792932] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 339.820474] lowmem_reserve[]: 0 0 3503 3503 [ 339.824834] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:376kB local_pcp:248kB free_cma:0kB [ 339.853786] lowmem_reserve[]: 0 0 0 0 [ 339.857631] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 339.871310] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 1*32kB (M) 4*64kB (UM) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25052kB [ 339.887013] Node 0 Normal: 943*4kB (ME) 466*8kB (UME) 200*16kB (UME) 78*32kB (UME) 9*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB [ 339.901212] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 339.910064] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 339.918655] 172 total pagecache pages [ 339.922471] 0 pages in swap cache [ 339.925928] Swap cache stats: add 0, delete 0, find 0/0 [ 339.931294] Free swap = 0kB [ 339.934311] Total swap = 0kB [ 339.937329] 1965979 pages RAM [ 339.940440] 0 pages HighMem/MovableOnly [ 339.944434] 342867 pages reserved [ 339.947882] 0 pages cma reserved [ 339.951329] aoe: skb alloc failure [ 339.954919] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 339.965413] syz-executor1 cpuset=syz1 mems_allowed=0 [ 339.970551] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 339.977566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 339.986925] Call Trace: [ 339.989539] [ 339.991702] dump_stack+0x244/0x39d [ 339.995371] ? dump_stack_print_info.cold.1+0x20/0x20 [ 340.000596] warn_alloc.cold.117+0xb7/0x1bd [ 340.004939] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 340.009798] ? lock_downgrade+0x900/0x900 [ 340.013963] ? trace_hardirqs_off+0xb8/0x310 [ 340.018398] ? trace_hardirqs_off+0xb8/0x310 [ 340.022828] __alloc_pages_slowpath+0x2660/0x2d70 [ 340.027712] ? warn_alloc+0x120/0x120 [ 340.031525] ? __lock_acquire+0x62f/0x4c20 [ 340.035768] ? __lock_acquire+0x62f/0x4c20 [ 340.040013] ? warn_alloc+0x120/0x120 [ 340.043829] ? print_usage_bug+0xc0/0xc0 [ 340.047899] ? warn_alloc+0x120/0x120 [ 340.051712] ? print_usage_bug+0xc0/0xc0 [ 340.055787] ? mark_held_locks+0x130/0x130 [ 340.060028] ? mark_held_locks+0x130/0x130 [ 340.064288] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 340.069832] ? should_fail+0x22d/0xd01 [ 340.073725] ? zap_class+0x640/0x640 [ 340.077479] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 340.082643] ? __lock_acquire+0x62f/0x4c20 [ 340.086906] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 340.092031] ? should_fail+0x22d/0xd01 [ 340.095933] ? zap_class+0x640/0x640 [ 340.099677] ? mark_held_locks+0x130/0x130 [ 340.103923] ? mark_held_locks+0x130/0x130 [ 340.108174] ? zap_class+0x640/0x640 [ 340.111901] ? zap_class+0x640/0x640 [ 340.115631] ? up+0xea/0x1c0 [ 340.118671] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.124223] ? check_preemption_disabled+0x48/0x280 [ 340.129265] ? __lock_is_held+0xb5/0x140 [ 340.133348] __alloc_pages_nodemask+0xa80/0xde0 [ 340.138056] ? zap_class+0x640/0x640 [ 340.141792] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 340.146832] ? find_held_lock+0x36/0x1c0 [ 340.150918] ? ____cache_alloc_node+0x1c7/0x1e0 [ 340.155609] ? lock_downgrade+0x900/0x900 [ 340.159784] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.165339] cache_grow_begin+0xa5/0x8c0 [ 340.169421] ? do_raw_spin_unlock+0xa7/0x330 [ 340.173851] fallback_alloc+0x204/0x2e0 [ 340.177844] ____cache_alloc_node+0x1c7/0x1e0 [ 340.182370] kmem_cache_alloc_node+0xe3/0x730 [ 340.186879] ? lockdep_hardirqs_on+0x296/0x5b0 [ 340.191479] __alloc_skb+0x119/0x770 [ 340.195206] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 340.200584] ? netdev_alloc_frag+0x1f0/0x1f0 [ 340.205025] ? vprintk_default+0x28/0x30 [ 340.209104] ? vprintk_func+0x85/0x181 [ 340.213003] ? printk+0xa7/0xcf [ 340.216295] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 340.221064] ? do_raw_spin_trylock+0x270/0x270 [ 340.225668] new_skb+0x26/0x1c0 [ 340.228959] aoecmd_cfg+0x279/0x7f0 [ 340.232598] ? find_held_lock+0x36/0x1c0 [ 340.236686] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 340.241032] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.246594] ? __lock_is_held+0xb5/0x140 [ 340.250687] discover_timer+0x50/0x60 [ 340.254511] call_timer_fn+0x272/0x920 [ 340.258412] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 340.263271] ? process_timeout+0x40/0x40 [ 340.267369] ? __run_timers+0x7da/0xc70 [ 340.271378] ? _raw_spin_unlock_irq+0x27/0x80 [ 340.275881] ? _raw_spin_unlock_irq+0x27/0x80 [ 340.280400] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 340.285258] ? lockdep_hardirqs_on+0x296/0x5b0 [ 340.289854] ? trace_hardirqs_on+0xbd/0x310 [ 340.294184] ? kasan_check_read+0x11/0x20 [ 340.298340] ? __run_timers+0x7da/0xc70 [ 340.302332] ? trace_hardirqs_off_caller+0x310/0x310 [ 340.307470] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 340.312332] __run_timers+0x7e5/0xc70 [ 340.316172] ? timer_fixup_init+0x70/0x70 [ 340.320338] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 340.325359] ? zap_class+0x640/0x640 [ 340.329095] ? enqueue_hrtimer+0x1a5/0x560 [ 340.333342] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 340.338551] ? find_held_lock+0x36/0x1c0 [ 340.342633] ? zap_class+0x640/0x640 [ 340.346359] ? pvclock_read_flags+0x160/0x160 [ 340.350881] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.356431] ? check_preemption_disabled+0x48/0x280 [ 340.361468] ? __lock_is_held+0xb5/0x140 [ 340.365546] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.371094] ? check_preemption_disabled+0x48/0x280 [ 340.376128] run_timer_softirq+0x52/0xb0 [ 340.380200] ? rcu_read_lock_sched_held+0x14f/0x180 [ 340.385224] __do_softirq+0x308/0xb7e [ 340.389040] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 340.393549] ? lock_downgrade+0x900/0x900 [ 340.397715] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 340.402844] ? pvclock_read_flags+0x160/0x160 [ 340.407354] ? lapic_next_event+0x5a/0x90 [ 340.411517] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.417070] ? kvm_clock_read+0x18/0x30 [ 340.421058] ? kvm_sched_clock_read+0x9/0x20 [ 340.425483] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.431030] ? check_preemption_disabled+0x48/0x280 [ 340.436068] irq_exit+0x17f/0x1c0 [ 340.439538] smp_apic_timer_interrupt+0x1cb/0x760 [ 340.444388] ? smp_call_function_single_interrupt+0x159/0x650 [ 340.450285] ? smp_call_function_single_interrupt+0x650/0x650 [ 340.456180] ? interrupt_entry+0xb5/0xc0 [ 340.460251] ? trace_hardirqs_off_caller+0xbb/0x310 [ 340.465277] ? trace_hardirqs_off_caller+0xbb/0x310 [ 340.470308] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 340.475161] ? trace_hardirqs_on_caller+0x310/0x310 [ 340.480183] ? trace_hardirqs_on_caller+0x310/0x310 [ 340.485206] ? task_prio+0x50/0x50 [ 340.488756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.494306] ? check_preemption_disabled+0x48/0x280 [ 340.499339] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 340.504204] apic_timer_interrupt+0xf/0x20 [ 340.508442] [ 340.510694] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 340.515803] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 340.534712] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 340.542432] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 340.549706] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 340.556980] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 340.564255] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 340.571533] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 340.578859] skb_clone+0x1bb/0x500 [ 340.582412] ? finish_task_switch+0x2f4/0x910 [ 340.586919] ? skb_split+0x11e0/0x11e0 [ 340.590815] ? preempt_notifier_register+0x200/0x200 [ 340.595925] ? __switch_to_asm+0x34/0x70 [ 340.599994] ? __switch_to_asm+0x34/0x70 [ 340.604062] ? __switch_to_asm+0x40/0x70 [ 340.608129] ? __switch_to_asm+0x34/0x70 [ 340.612202] ? __switch_to_asm+0x40/0x70 [ 340.616272] ? __switch_to_asm+0x34/0x70 [ 340.620339] ? __switch_to_asm+0x40/0x70 [ 340.624406] ? __switch_to_asm+0x34/0x70 [ 340.628482] ? __switch_to_asm+0x34/0x70 [ 340.632562] ? __switch_to_asm+0x40/0x70 [ 340.636638] ? __switch_to_asm+0x34/0x70 [ 340.640721] bpf_clone_redirect+0xb9/0x490 [ 340.644966] ? __schedule+0x8d7/0x21d0 [ 340.648867] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 340.653895] ? __sched_text_start+0x8/0x8 [ 340.658053] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 340.662845] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 340.667472] ? find_held_lock+0x36/0x1c0 [ 340.671545] ? lock_acquire+0x1ed/0x520 [ 340.675527] ? bpf_test_run+0x3cb/0x780 [ 340.679514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.685058] ? check_preemption_disabled+0x48/0x280 [ 340.690274] ? kasan_check_read+0x11/0x20 [ 340.694437] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 340.699731] ? rcu_softirq_qs+0x20/0x20 [ 340.703728] ? preempt_schedule+0x4d/0x60 [ 340.707902] ? ___preempt_schedule+0x16/0x18 [ 340.712329] ? bpf_test_run+0x25d/0x780 [ 340.716322] ? netlink_diag_dump+0x2a0/0x2a0 [ 340.720742] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 340.726288] ? bpf_test_init.isra.10+0x70/0x100 [ 340.730981] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 340.735757] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 340.740613] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 340.746168] ? fput+0x130/0x1a0 [ 340.749458] ? __bpf_prog_get+0x9b/0x290 [ 340.753536] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 340.758387] ? bpf_prog_test_run+0x130/0x1a0 [ 340.762810] ? __x64_sys_bpf+0x3d8/0x520 [ 340.766881] ? bpf_prog_get+0x20/0x20 [ 340.770710] ? do_syscall_64+0x1b9/0x820 [ 340.774783] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 340.780169] ? syscall_return_slowpath+0x5e0/0x5e0 [ 340.785112] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 340.789969] ? trace_hardirqs_on_caller+0x310/0x310 [ 340.794994] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 340.800024] ? prepare_exit_to_usermode+0x291/0x3b0 [ 340.805060] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 340.809921] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 340.815309] Mem-Info: [ 340.817751] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 340.817751] active_file:16 inactive_file:18 isolated_file:0 [ 340.817751] unevictable:0 dirty:0 writeback:0 unstable:0 [ 340.817751] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 340.817751] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 340.817751] free:13683 free_pcp:156 free_cma:0 [ 340.850685] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 340.878696] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 340.904841] lowmem_reserve[]: 0 2818 6321 6321 [ 340.909457] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 340.936991] lowmem_reserve[]: 0 0 3503 3503 [ 340.941344] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:376kB local_pcp:248kB free_cma:0kB [ 340.970261] lowmem_reserve[]: 0 0 0 0 [ 340.974101] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 340.987953] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 1*32kB (M) 4*64kB (UM) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25052kB [ 341.003378] Node 0 Normal: 943*4kB (ME) 466*8kB (UME) 200*16kB (UME) 78*32kB (UME) 9*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB [ 341.017565] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 341.026402] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 341.034974] 172 total pagecache pages [ 341.038782] 0 pages in swap cache [ 341.042242] Swap cache stats: add 0, delete 0, find 0/0 [ 341.047601] Free swap = 0kB [ 341.050632] Total swap = 0kB [ 341.053669] 1965979 pages RAM [ 341.056772] 0 pages HighMem/MovableOnly [ 341.060749] 342867 pages reserved [ 341.064200] 0 pages cma reserved [ 341.067620] aoe: skb alloc failure [ 341.071244] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 341.081747] syz-executor1 cpuset=syz1 mems_allowed=0 [ 341.086883] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 341.093898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 341.103275] Call Trace: [ 341.105871] [ 341.108036] dump_stack+0x244/0x39d [ 341.111679] ? dump_stack_print_info.cold.1+0x20/0x20 [ 341.116900] warn_alloc.cold.117+0xb7/0x1bd [ 341.121240] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 341.126103] ? lock_downgrade+0x900/0x900 [ 341.130300] ? trace_hardirqs_off+0xb8/0x310 [ 341.134750] ? trace_hardirqs_off+0xb8/0x310 [ 341.139179] __alloc_pages_slowpath+0x2660/0x2d70 [ 341.144065] ? warn_alloc+0x120/0x120 [ 341.147880] ? __lock_acquire+0x62f/0x4c20 [ 341.152123] ? warn_alloc+0x120/0x120 [ 341.155940] ? print_usage_bug+0xc0/0xc0 [ 341.160008] ? warn_alloc+0x120/0x120 [ 341.163822] ? print_usage_bug+0xc0/0xc0 [ 341.167897] ? mark_held_locks+0x130/0x130 [ 341.172182] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.177725] ? check_preemption_disabled+0x48/0x280 [ 341.182747] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 341.187262] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 341.192805] ? should_fail+0x22d/0xd01 [ 341.196709] ? kasan_check_read+0x11/0x20 [ 341.200867] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 341.205986] ? __lock_acquire+0x62f/0x4c20 [ 341.210263] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 341.215370] ? should_fail+0x22d/0xd01 [ 341.219267] ? zap_class+0x640/0x640 [ 341.222996] ? mark_held_locks+0x130/0x130 [ 341.227274] ? mark_held_locks+0x130/0x130 [ 341.231517] ? zap_class+0x640/0x640 [ 341.235247] ? zap_class+0x640/0x640 [ 341.238967] ? up+0xea/0x1c0 [ 341.242005] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.247556] ? check_preemption_disabled+0x48/0x280 [ 341.252590] ? __lock_is_held+0xb5/0x140 [ 341.256678] __alloc_pages_nodemask+0xa80/0xde0 [ 341.261361] ? zap_class+0x640/0x640 [ 341.265092] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 341.270128] ? find_held_lock+0x36/0x1c0 [ 341.274218] ? ____cache_alloc_node+0x1c7/0x1e0 [ 341.278905] ? lock_downgrade+0x900/0x900 [ 341.283072] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.288634] cache_grow_begin+0xa5/0x8c0 [ 341.292709] ? do_raw_spin_unlock+0xa7/0x330 [ 341.297133] fallback_alloc+0x204/0x2e0 [ 341.301130] ____cache_alloc_node+0x1c7/0x1e0 [ 341.305649] kmem_cache_alloc_node+0xe3/0x730 [ 341.310155] ? lockdep_hardirqs_on+0x296/0x5b0 [ 341.314776] __alloc_skb+0x119/0x770 [ 341.318513] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 341.323891] ? netdev_alloc_frag+0x1f0/0x1f0 [ 341.328318] ? vprintk_default+0x28/0x30 [ 341.332388] ? vprintk_func+0x85/0x181 [ 341.336288] ? printk+0xa7/0xcf [ 341.339575] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 341.344348] ? do_raw_spin_trylock+0x270/0x270 [ 341.348949] new_skb+0x26/0x1c0 [ 341.352243] aoecmd_cfg+0x279/0x7f0 [ 341.355883] ? find_held_lock+0x36/0x1c0 [ 341.359982] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 341.364325] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.369886] ? __lock_is_held+0xb5/0x140 [ 341.373969] discover_timer+0x50/0x60 [ 341.377782] call_timer_fn+0x272/0x920 [ 341.381682] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 341.386541] ? process_timeout+0x40/0x40 [ 341.390632] ? __run_timers+0x7da/0xc70 [ 341.394635] ? _raw_spin_unlock_irq+0x27/0x80 [ 341.399142] ? _raw_spin_unlock_irq+0x27/0x80 [ 341.403658] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 341.408512] ? lockdep_hardirqs_on+0x296/0x5b0 [ 341.413103] ? trace_hardirqs_on+0xbd/0x310 [ 341.417437] ? kasan_check_read+0x11/0x20 [ 341.421602] ? __run_timers+0x7da/0xc70 [ 341.425617] ? trace_hardirqs_off_caller+0x310/0x310 [ 341.430756] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 341.435613] __run_timers+0x7e5/0xc70 [ 341.439443] ? timer_fixup_init+0x70/0x70 [ 341.443612] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 341.448655] ? zap_class+0x640/0x640 [ 341.452385] ? enqueue_hrtimer+0x1a5/0x560 [ 341.456643] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 341.461849] ? find_held_lock+0x36/0x1c0 [ 341.465927] ? zap_class+0x640/0x640 [ 341.469661] ? pvclock_read_flags+0x160/0x160 [ 341.474171] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.479725] ? check_preemption_disabled+0x48/0x280 [ 341.484757] ? __lock_is_held+0xb5/0x140 [ 341.488830] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.494376] ? check_preemption_disabled+0x48/0x280 [ 341.499406] run_timer_softirq+0x52/0xb0 [ 341.503480] ? rcu_read_lock_sched_held+0x14f/0x180 [ 341.508506] __do_softirq+0x308/0xb7e [ 341.512321] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 341.516823] ? lock_downgrade+0x900/0x900 [ 341.520982] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 341.526105] ? pvclock_read_flags+0x160/0x160 [ 341.530613] ? lapic_next_event+0x5a/0x90 [ 341.534783] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.540336] ? kvm_clock_read+0x18/0x30 [ 341.544318] ? kvm_sched_clock_read+0x9/0x20 [ 341.548736] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.554302] ? check_preemption_disabled+0x48/0x280 [ 341.559334] irq_exit+0x17f/0x1c0 [ 341.562801] smp_apic_timer_interrupt+0x1cb/0x760 [ 341.567671] ? smp_call_function_single_interrupt+0x159/0x650 [ 341.573576] ? smp_call_function_single_interrupt+0x650/0x650 [ 341.579494] ? interrupt_entry+0xb5/0xc0 [ 341.583573] ? trace_hardirqs_off_caller+0xbb/0x310 [ 341.588597] ? trace_hardirqs_off_caller+0xbb/0x310 [ 341.593641] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 341.598492] ? trace_hardirqs_on_caller+0x310/0x310 [ 341.603519] ? trace_hardirqs_on_caller+0x310/0x310 [ 341.608544] ? task_prio+0x50/0x50 [ 341.612095] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.617654] ? check_preemption_disabled+0x48/0x280 [ 341.622684] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 341.627572] apic_timer_interrupt+0xf/0x20 [ 341.631806] [ 341.634069] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 341.639020] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 341.657926] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 341.665647] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 341.672926] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 341.680202] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 341.687478] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 341.694758] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 341.702078] skb_clone+0x1bb/0x500 [ 341.705643] ? finish_task_switch+0x2f4/0x910 [ 341.710154] ? skb_split+0x11e0/0x11e0 [ 341.714061] ? preempt_notifier_register+0x200/0x200 [ 341.719176] ? __switch_to_asm+0x34/0x70 [ 341.723247] ? __switch_to_asm+0x34/0x70 [ 341.727307] ? __switch_to_asm+0x40/0x70 [ 341.731372] ? __switch_to_asm+0x34/0x70 [ 341.735436] ? __switch_to_asm+0x40/0x70 [ 341.739524] ? __switch_to_asm+0x34/0x70 [ 341.743589] ? __switch_to_asm+0x40/0x70 [ 341.747655] ? __switch_to_asm+0x34/0x70 [ 341.751717] ? __switch_to_asm+0x34/0x70 [ 341.755778] ? __switch_to_asm+0x40/0x70 [ 341.759847] ? __switch_to_asm+0x34/0x70 [ 341.763926] bpf_clone_redirect+0xb9/0x490 [ 341.768167] ? __schedule+0x8d7/0x21d0 [ 341.772063] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 341.777080] ? __sched_text_start+0x8/0x8 [ 341.781231] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 341.785997] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 341.790583] ? find_held_lock+0x36/0x1c0 [ 341.794664] ? lock_acquire+0x1ed/0x520 [ 341.798644] ? bpf_test_run+0x3cb/0x780 [ 341.802628] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.808168] ? check_preemption_disabled+0x48/0x280 [ 341.813210] ? kasan_check_read+0x11/0x20 [ 341.817362] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 341.822649] ? rcu_softirq_qs+0x20/0x20 [ 341.826632] ? preempt_schedule+0x4d/0x60 [ 341.830782] ? ___preempt_schedule+0x16/0x18 [ 341.835199] ? bpf_test_run+0x25d/0x780 [ 341.839182] ? netlink_diag_dump+0x2a0/0x2a0 [ 341.843607] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 341.849160] ? bpf_test_init.isra.10+0x70/0x100 [ 341.853835] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 341.858602] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 341.863451] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 341.868989] ? fput+0x130/0x1a0 [ 341.872269] ? __bpf_prog_get+0x9b/0x290 [ 341.876333] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 341.881178] ? bpf_prog_test_run+0x130/0x1a0 [ 341.885590] ? __x64_sys_bpf+0x3d8/0x520 [ 341.889654] ? bpf_prog_get+0x20/0x20 [ 341.893477] ? do_syscall_64+0x1b9/0x820 [ 341.897545] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 341.902914] ? syscall_return_slowpath+0x5e0/0x5e0 [ 341.907840] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 341.912684] ? trace_hardirqs_on_caller+0x310/0x310 [ 341.917704] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 341.922726] ? prepare_exit_to_usermode+0x291/0x3b0 [ 341.927746] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 341.932601] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 341.937980] Mem-Info: [ 341.940409] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 341.940409] active_file:16 inactive_file:18 isolated_file:0 [ 341.940409] unevictable:0 dirty:0 writeback:0 unstable:0 [ 341.940409] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 341.940409] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 341.940409] free:13683 free_pcp:158 free_cma:0 [ 341.973348] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 342.000874] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 342.027012] lowmem_reserve[]: 0 2818 6321 6321 [ 342.031613] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 342.059151] lowmem_reserve[]: 0 0 3503 3503 [ 342.063502] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:384kB local_pcp:248kB free_cma:0kB [ 342.092413] lowmem_reserve[]: 0 0 0 0 [ 342.096233] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 342.109895] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 1*32kB (M) 4*64kB (UM) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25052kB [ 342.125297] Node 0 Normal: 943*4kB (ME) 466*8kB (UME) 200*16kB (UME) 78*32kB (UME) 9*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB [ 342.139468] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 342.148345] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 342.156917] 172 total pagecache pages [ 342.160717] 0 pages in swap cache [ 342.164168] Swap cache stats: add 0, delete 0, find 0/0 [ 342.169523] Free swap = 0kB [ 342.172532] Total swap = 0kB [ 342.175547] 1965979 pages RAM [ 342.178644] 0 pages HighMem/MovableOnly [ 342.182614] 342867 pages reserved [ 342.186062] 0 pages cma reserved [ 342.189458] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 342.195696] rcu: (detected by 0, t=10608 jiffies, g=19265, q=8) [ 342.201865] rcu: All QSes seen, last rcu_preempt kthread activity 10466 (4294971353-4294960887), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 342.214520] syz-executor1 R running task 20856 10618 5503 0x8010000c [ 342.221737] Call Trace: [ 342.224331] [ 342.226503] sched_show_task.cold.81+0x2b6/0x30a [ 342.231274] ? can_nice.part.74+0x20/0x20 [ 342.235435] ? vprintk_default+0x28/0x30 [ 342.239510] ? vprintk_func+0x85/0x181 [ 342.243405] ? vprintk_func+0x85/0x181 [ 342.247304] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 342.252065] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 342.256833] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.262388] print_other_cpu_stall.cold.66+0x7dd/0x8bb [ 342.267675] ? print_usage_bug+0xc0/0xc0 [ 342.271758] ? rcu_qs+0x110/0x110 [ 342.275225] ? trace_hardirqs_on+0x310/0x310 [ 342.279679] ? zap_class+0x640/0x640 [ 342.283404] ? print_usage_bug+0xc0/0xc0 [ 342.287479] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.293028] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.298574] ? do_trace_rcu_torture_read+0x10/0x10 [ 342.303522] ? rcu_preempt_need_deferred_qs+0x74/0x1f0 [ 342.308809] ? __lock_is_held+0xb5/0x140 [ 342.312881] ? __rcu_read_lock+0x50/0x50 [ 342.316967] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.322522] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.328077] ? check_preemption_disabled+0x48/0x280 [ 342.333110] rcu_check_callbacks+0xfd7/0x13f0 [ 342.337632] ? rcutree_dead_cpu+0x10/0x10 [ 342.341792] ? lock_downgrade+0x900/0x900 [ 342.345958] ? lock_release+0x960/0xa00 [ 342.349952] ? zap_class+0x640/0x640 [ 342.353678] ? mark_held_locks+0x130/0x130 [ 342.357927] ? zap_class+0x640/0x640 [ 342.361671] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.367228] ? pvclock_gtod_notify+0x2e3/0x3e0 [ 342.371824] ? kvm_set_tsc_khz+0x540/0x540 [ 342.376074] ? find_held_lock+0x36/0x1c0 [ 342.380164] ? zap_class+0x640/0x640 [ 342.383890] ? timekeeping_advance+0x3cc/0xc00 [ 342.388490] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.394039] ? check_preemption_disabled+0x48/0x280 [ 342.399076] ? trace_hardirqs_off+0xb8/0x310 [ 342.403497] ? __lock_is_held+0xb5/0x140 [ 342.407583] ? trace_hardirqs_on+0x310/0x310 [ 342.412020] ? check_preemption_disabled+0x48/0x280 [ 342.417059] ? raise_softirq+0x199/0x420 [ 342.421141] ? raise_softirq_irqoff+0x2e0/0x2e0 [ 342.425820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.431372] ? check_preemption_disabled+0x48/0x280 [ 342.436407] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 342.441952] ? hrtimer_run_queues+0x9a/0x400 [ 342.446372] ? run_local_timers+0x19b/0x230 [ 342.450742] ? timer_clear_idle+0x90/0x90 [ 342.454903] ? debug_smp_processor_id+0x1c/0x20 [ 342.459585] ? irqtime_account_process_tick.isra.6+0x114/0x490 [ 342.465580] ? account_process_tick+0x282/0x350 [ 342.470266] update_process_times+0x2d/0x70 [ 342.474601] tick_sched_handle+0x9f/0x180 [ 342.478773] tick_sched_timer+0x45/0x130 [ 342.482851] __hrtimer_run_queues+0x41c/0x10d0 [ 342.487450] ? tick_sched_do_timer+0x1a0/0x1a0 [ 342.492050] ? hrtimer_start_range_ns+0xe00/0xe00 [ 342.496916] ? pvclock_read_flags+0x160/0x160 [ 342.501420] ? trace_hardirqs_on+0x310/0x310 [ 342.505838] ? zap_class+0x640/0x640 [ 342.509573] ? kvm_clock_read+0x18/0x30 [ 342.513556] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 342.518583] ? ktime_get_update_offsets_now+0x3b3/0x540 [ 342.523975] ? do_timer+0x50/0x50 [ 342.527437] ? rwlock_bug.part.2+0x90/0x90 [ 342.531681] ? trace_hardirqs_on+0x310/0x310 [ 342.536103] ? rcu_softirq_qs+0x20/0x20 [ 342.540103] hrtimer_interrupt+0x313/0x780 [ 342.544367] smp_apic_timer_interrupt+0x1a1/0x760 [ 342.549226] ? smp_call_function_single_interrupt+0x650/0x650 [ 342.555123] ? interrupt_entry+0xb5/0xc0 [ 342.559196] ? trace_hardirqs_off_caller+0xbb/0x310 [ 342.564229] ? retint_kernel+0x2d/0x2d [ 342.568131] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 342.572984] ? trace_hardirqs_on_caller+0x310/0x310 [ 342.578010] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 342.583485] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 342.588351] apic_timer_interrupt+0xf/0x20 [ 342.592601] RIP: 0010:kmem_cache_alloc_node+0x247/0x730 [ 342.597984] Code: 41 7e 0f 85 32 ff ff ff e8 55 f9 3f ff e9 28 ff ff ff e8 ac c3 c3 ff 48 83 3d 04 72 91 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 1a 90 [ 342.616897] RSP: 0018:ffff8801dae073d8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 342.624632] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1003af4f5e1 [ 342.631904] RDX: 0000000000000000 RSI: ffff8801d7a7af10 RDI: 0000000000000286 [ 342.639178] RBP: ffff8801dae07448 R08: ffff8801d7a7af08 R09: 0000000000000002 [ 342.646452] R10: 0000000000000000 R11: ffff8801d7a7a640 R12: ffff8801d9bd2c80 [ 342.653729] R13: ffff8801d9bd2c80 R14: 0000000000000000 R15: 0000000000000286 [ 342.661025] ? apic_timer_interrupt+0xa/0x20 [ 342.665465] ? lockdep_hardirqs_on+0x296/0x5b0 [ 342.670076] __alloc_skb+0x119/0x770 [ 342.673804] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 342.679181] ? netdev_alloc_frag+0x1f0/0x1f0 [ 342.683610] ? vprintk_default+0x28/0x30 [ 342.687691] ? vprintk_func+0x85/0x181 [ 342.691591] ? printk+0xa7/0xcf [ 342.694895] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 342.699673] ? do_raw_spin_trylock+0x270/0x270 [ 342.704283] new_skb+0x26/0x1c0 [ 342.707576] aoecmd_cfg+0x279/0x7f0 [ 342.711215] ? find_held_lock+0x36/0x1c0 [ 342.715288] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 342.719636] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.725201] ? __lock_is_held+0xb5/0x140 [ 342.729293] discover_timer+0x50/0x60 [ 342.733111] call_timer_fn+0x272/0x920 [ 342.737013] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 342.741871] ? process_timeout+0x40/0x40 [ 342.745956] ? __run_timers+0x7da/0xc70 [ 342.749945] ? _raw_spin_unlock_irq+0x27/0x80 [ 342.754505] ? _raw_spin_unlock_irq+0x27/0x80 [ 342.759008] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 342.763858] ? lockdep_hardirqs_on+0x296/0x5b0 [ 342.768454] ? trace_hardirqs_on+0xbd/0x310 [ 342.772784] ? kasan_check_read+0x11/0x20 [ 342.776945] ? __run_timers+0x7da/0xc70 [ 342.780927] ? trace_hardirqs_off_caller+0x310/0x310 [ 342.786056] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 342.790937] __run_timers+0x7e5/0xc70 [ 342.794764] ? timer_fixup_init+0x70/0x70 [ 342.798928] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 342.803953] ? zap_class+0x640/0x640 [ 342.807680] ? enqueue_hrtimer+0x1a5/0x560 [ 342.811927] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 342.817133] ? find_held_lock+0x36/0x1c0 [ 342.821214] ? zap_class+0x640/0x640 [ 342.824939] ? pvclock_read_flags+0x160/0x160 [ 342.829458] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.835000] ? check_preemption_disabled+0x48/0x280 [ 342.840036] ? __lock_is_held+0xb5/0x140 [ 342.844112] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.849664] ? check_preemption_disabled+0x48/0x280 [ 342.854699] run_timer_softirq+0x52/0xb0 [ 342.858796] ? rcu_read_lock_sched_held+0x14f/0x180 [ 342.863820] __do_softirq+0x308/0xb7e [ 342.867644] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 342.872149] ? lock_downgrade+0x900/0x900 [ 342.876694] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 342.881824] ? pvclock_read_flags+0x160/0x160 [ 342.886340] ? lapic_next_event+0x5a/0x90 [ 342.890515] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.896070] ? kvm_clock_read+0x18/0x30 [ 342.900066] ? kvm_sched_clock_read+0x9/0x20 [ 342.904521] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.910066] ? check_preemption_disabled+0x48/0x280 [ 342.915104] irq_exit+0x17f/0x1c0 [ 342.918573] smp_apic_timer_interrupt+0x1cb/0x760 [ 342.923422] ? smp_call_function_single_interrupt+0x159/0x650 [ 342.929316] ? smp_call_function_single_interrupt+0x650/0x650 [ 342.935210] ? interrupt_entry+0xb5/0xc0 [ 342.939285] ? trace_hardirqs_off_caller+0xbb/0x310 [ 342.944321] ? trace_hardirqs_off_caller+0xbb/0x310 [ 342.949369] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 342.954223] ? trace_hardirqs_on_caller+0x310/0x310 [ 342.959250] ? trace_hardirqs_on_caller+0x310/0x310 [ 342.964276] ? task_prio+0x50/0x50 [ 342.967828] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.973384] ? check_preemption_disabled+0x48/0x280 [ 342.978420] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 342.983282] apic_timer_interrupt+0xf/0x20 [ 342.987711] [ 342.989965] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 342.994906] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 343.014694] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 343.022419] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 343.029695] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 343.036968] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 343.044242] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 343.051521] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 343.058847] skb_clone+0x1bb/0x500 [ 343.062407] ? finish_task_switch+0x2f4/0x910 [ 343.066917] ? skb_split+0x11e0/0x11e0 [ 343.070817] ? preempt_notifier_register+0x200/0x200 [ 343.075935] ? __switch_to_asm+0x34/0x70 [ 343.080009] ? __switch_to_asm+0x34/0x70 [ 343.084090] ? __switch_to_asm+0x40/0x70 [ 343.088184] ? __switch_to_asm+0x34/0x70 [ 343.092254] ? __switch_to_asm+0x40/0x70 [ 343.096412] ? __switch_to_asm+0x34/0x70 [ 343.100478] ? __switch_to_asm+0x40/0x70 [ 343.104549] ? __switch_to_asm+0x34/0x70 [ 343.108621] ? __switch_to_asm+0x34/0x70 [ 343.112699] ? __switch_to_asm+0x40/0x70 [ 343.116780] ? __switch_to_asm+0x34/0x70 [ 343.120862] bpf_clone_redirect+0xb9/0x490 [ 343.125115] ? __schedule+0x8d7/0x21d0 [ 343.129022] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 343.134049] ? __sched_text_start+0x8/0x8 [ 343.138206] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 343.142982] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 343.147584] ? find_held_lock+0x36/0x1c0 [ 343.151675] ? lock_acquire+0x1ed/0x520 [ 343.155668] ? bpf_test_run+0x3cb/0x780 [ 343.159656] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.165206] ? check_preemption_disabled+0x48/0x280 [ 343.170245] ? kasan_check_read+0x11/0x20 [ 343.174410] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 343.179699] ? rcu_softirq_qs+0x20/0x20 [ 343.183688] ? preempt_schedule+0x4d/0x60 [ 343.187848] ? ___preempt_schedule+0x16/0x18 [ 343.192279] ? bpf_test_run+0x25d/0x780 [ 343.196278] ? netlink_diag_dump+0x2a0/0x2a0 [ 343.200703] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 343.206248] ? bpf_test_init.isra.10+0x70/0x100 [ 343.210937] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 343.215721] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 343.220575] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 343.226127] ? fput+0x130/0x1a0 [ 343.229418] ? __bpf_prog_get+0x9b/0x290 [ 343.233493] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 343.238344] ? bpf_prog_test_run+0x130/0x1a0 [ 343.242780] ? __x64_sys_bpf+0x3d8/0x520 [ 343.246857] ? bpf_prog_get+0x20/0x20 [ 343.250687] ? do_syscall_64+0x1b9/0x820 [ 343.254764] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 343.260143] ? syscall_return_slowpath+0x5e0/0x5e0 [ 343.265089] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 343.269957] ? trace_hardirqs_on_caller+0x310/0x310 [ 343.274990] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 343.280020] ? prepare_exit_to_usermode+0x291/0x3b0 [ 343.285053] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 343.289915] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 343.295320] rcu: rcu_preempt kthread starved for 10466 jiffies! g19265 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 343.305811] rcu: RCU grace-period kthread stack dump: [ 343.311012] rcu_preempt R running task 23016 10 2 0x80000000 [ 343.318243] Call Trace: [ 343.320854] __schedule+0x8cf/0x21d0 [ 343.324590] ? __sched_text_start+0x8/0x8 [ 343.328773] ? add_timer_on+0xa20/0xa20 [ 343.332762] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 343.337875] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 343.343004] ? trace_hardirqs_on+0xbd/0x310 [ 343.347337] ? kasan_check_read+0x11/0x20 [ 343.351506] ? prepare_to_swait_event+0x25a/0x800 [ 343.356379] ? trace_hardirqs_off_caller+0x310/0x310 [ 343.361499] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 343.366616] schedule+0xfe/0x460 [ 343.370007] ? __schedule+0x21d0/0x21d0 [ 343.373993] ? prepare_to_swait_event+0x25a/0x800 [ 343.378857] ? __init_swait_queue_head+0x150/0x150 [ 343.383802] ? __lockdep_init_map+0x105/0x590 [ 343.388309] ? lockdep_init_map+0x9/0x10 [ 343.392394] schedule_timeout+0x140/0x260 [ 343.396555] ? usleep_range+0x1a0/0x1a0 [ 343.400543] ? __next_timer_interrupt+0x1a0/0x1a0 [ 343.405420] rcu_gp_fqs_loop+0x762/0xa80 [ 343.409501] ? rcu_gp_fqs_check_wake+0x170/0x170 [ 343.414269] ? trace_hardirqs_off_caller+0x310/0x310 [ 343.419390] ? perf_trace_sched_process_exec+0x860/0x860 [ 343.424853] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.430418] ? rcu_gp_init+0x90b/0x1260 [ 343.434409] ? __switch_to_asm+0x34/0x70 [ 343.438488] ? dump_blkd_tasks.isra.48+0xe0/0xe0 [ 343.443251] ? __switch_to_asm+0x40/0x70 [ 343.447333] ? zap_class+0x640/0x640 [ 343.451065] ? find_held_lock+0x36/0x1c0 [ 343.455137] ? zap_class+0x640/0x640 [ 343.458873] ? __lock_is_held+0xb5/0x140 [ 343.462950] ? __lock_is_held+0xb5/0x140 [ 343.467028] ? zap_class+0x640/0x640 [ 343.470759] ? rcu_accelerate_cbs+0x10a/0xae0 [ 343.475282] ? find_held_lock+0x36/0x1c0 [ 343.479374] ? rcu_gp_kthread+0x8cf/0xc70 [ 343.483538] ? _raw_spin_unlock_irq+0x27/0x80 [ 343.488045] ? _raw_spin_unlock_irq+0x27/0x80 [ 343.492551] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 343.497146] ? trace_hardirqs_on+0xbd/0x310 [ 343.501488] ? kasan_check_read+0x11/0x20 [ 343.505654] ? trace_hardirqs_off_caller+0x310/0x310 [ 343.510767] ? perf_trace_sched_process_exec+0x860/0x860 [ 343.516267] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.521830] rcu_gp_kthread+0x341/0xc70 [ 343.525827] ? rcu_gp_init+0x1260/0x1260 [ 343.529905] ? mark_held_locks+0x130/0x130 [ 343.534153] ? __schedule+0x168a/0x21d0 [ 343.538139] ? _raw_spin_unlock_irq+0x27/0x80 [ 343.542656] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 343.547258] ? trace_hardirqs_on+0xbd/0x310 [ 343.551589] ? kasan_check_read+0x11/0x20 [ 343.555753] ? __schedule+0x168a/0x21d0 [ 343.559737] ? trace_hardirqs_off_caller+0x310/0x310 [ 343.564859] ? lock_pin_lock+0x350/0x350 [ 343.568941] ? _raw_spin_unlock_irq+0x60/0x80 [ 343.573444] ? __schedule+0x168a/0x21d0 [ 343.577425] ? __switch_to_asm+0x40/0x70 [ 343.581497] ? __switch_to_asm+0x40/0x70 [ 343.585577] ? __ia32_sys_membarrier+0xb1/0x150 [ 343.590263] ? __sched_text_start+0x8/0x8 [ 343.594433] ? find_held_lock+0x36/0x1c0 [ 343.598517] ? __kthread_parkme+0xce/0x1a0 [ 343.602769] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 343.607887] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 343.613003] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 343.617598] ? trace_hardirqs_on+0xbd/0x310 [ 343.621937] ? kasan_check_read+0x11/0x20 [ 343.626093] ? __kthread_parkme+0xce/0x1a0 [ 343.630338] ? trace_hardirqs_off_caller+0x310/0x310 [ 343.635471] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 343.640586] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 343.646136] ? __kthread_parkme+0xfb/0x1a0 [ 343.650398] kthread+0x35a/0x420 [ 343.653779] ? rcu_gp_init+0x1260/0x1260 [ 343.657853] ? kthread_stop+0x900/0x900 [ 343.661842] ret_from_fork+0x3a/0x50 [ 343.665659] aoe: skb alloc failure [ 343.669241] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 343.679730] syz-executor1 cpuset=syz1 mems_allowed=0 [ 343.684861] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 343.691871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 343.701219] Call Trace: [ 343.703796] [ 343.705952] dump_stack+0x244/0x39d [ 343.709582] ? dump_stack_print_info.cold.1+0x20/0x20 [ 343.714786] warn_alloc.cold.117+0xb7/0x1bd [ 343.719113] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 343.723960] ? lock_downgrade+0x900/0x900 [ 343.728121] ? trace_hardirqs_off+0xb8/0x310 [ 343.732538] ? trace_hardirqs_off+0xb8/0x310 [ 343.736957] __alloc_pages_slowpath+0x2660/0x2d70 [ 343.741834] ? warn_alloc+0x120/0x120 [ 343.745644] ? __lock_acquire+0x62f/0x4c20 [ 343.749877] ? __lock_acquire+0x62f/0x4c20 [ 343.754118] ? warn_alloc+0x120/0x120 [ 343.757922] ? __lock_is_held+0xb5/0x140 [ 343.761988] ? print_usage_bug+0xc0/0xc0 [ 343.766047] ? warn_alloc+0x120/0x120 [ 343.769850] ? print_usage_bug+0xc0/0xc0 [ 343.773914] ? mark_held_locks+0x130/0x130 [ 343.778152] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.783694] ? check_preemption_disabled+0x48/0x280 [ 343.788716] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 343.794254] ? should_fail+0x22d/0xd01 [ 343.798146] ? kasan_check_read+0x11/0x20 [ 343.802303] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 343.807408] ? __lock_acquire+0x62f/0x4c20 [ 343.811654] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 343.816755] ? should_fail+0x22d/0xd01 [ 343.820649] ? zap_class+0x640/0x640 [ 343.824388] ? mark_held_locks+0x130/0x130 [ 343.828653] ? mark_held_locks+0x130/0x130 [ 343.832907] ? zap_class+0x640/0x640 [ 343.836641] ? zap_class+0x640/0x640 [ 343.840358] ? up+0xea/0x1c0 [ 343.843398] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.848940] ? check_preemption_disabled+0x48/0x280 [ 343.854001] ? __lock_is_held+0xb5/0x140 [ 343.858071] __alloc_pages_nodemask+0xa80/0xde0 [ 343.862744] ? zap_class+0x640/0x640 [ 343.866463] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 343.871492] ? find_held_lock+0x36/0x1c0 [ 343.875566] ? ____cache_alloc_node+0x1c7/0x1e0 [ 343.880429] ? lock_downgrade+0x900/0x900 [ 343.884587] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.890132] cache_grow_begin+0xa5/0x8c0 [ 343.894197] ? do_raw_spin_unlock+0xa7/0x330 [ 343.898617] fallback_alloc+0x204/0x2e0 [ 343.902605] ____cache_alloc_node+0x1c7/0x1e0 [ 343.907116] kmem_cache_alloc_node+0xe3/0x730 [ 343.911616] ? lockdep_hardirqs_on+0x296/0x5b0 [ 343.916215] __alloc_skb+0x119/0x770 [ 343.919934] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 343.925307] ? netdev_alloc_frag+0x1f0/0x1f0 [ 343.929722] ? vprintk_default+0x28/0x30 [ 343.933785] ? vprintk_func+0x85/0x181 [ 343.937672] ? printk+0xa7/0xcf [ 343.940951] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 343.945709] ? do_raw_spin_trylock+0x270/0x270 [ 343.950298] new_skb+0x26/0x1c0 [ 343.953581] aoecmd_cfg+0x279/0x7f0 [ 343.957210] ? find_held_lock+0x36/0x1c0 [ 343.961275] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 343.965602] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.971153] ? __lock_is_held+0xb5/0x140 [ 343.975229] discover_timer+0x50/0x60 [ 343.979030] call_timer_fn+0x272/0x920 [ 343.982919] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 343.987766] ? process_timeout+0x40/0x40 [ 343.991841] ? __run_timers+0x7da/0xc70 [ 343.995817] ? _raw_spin_unlock_irq+0x27/0x80 [ 344.000312] ? _raw_spin_unlock_irq+0x27/0x80 [ 344.004816] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 344.009669] ? lockdep_hardirqs_on+0x296/0x5b0 [ 344.014260] ? trace_hardirqs_on+0xbd/0x310 [ 344.018587] ? kasan_check_read+0x11/0x20 [ 344.022739] ? __run_timers+0x7da/0xc70 [ 344.026716] ? trace_hardirqs_off_caller+0x310/0x310 [ 344.031854] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 344.036721] __run_timers+0x7e5/0xc70 [ 344.040548] ? timer_fixup_init+0x70/0x70 [ 344.044701] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 344.049719] ? zap_class+0x640/0x640 [ 344.053439] ? enqueue_hrtimer+0x1a5/0x560 [ 344.057681] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 344.062886] ? find_held_lock+0x36/0x1c0 [ 344.066953] ? zap_class+0x640/0x640 [ 344.070673] ? pvclock_read_flags+0x160/0x160 [ 344.075173] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.080712] ? check_preemption_disabled+0x48/0x280 [ 344.085740] ? __lock_is_held+0xb5/0x140 [ 344.089806] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.095373] ? check_preemption_disabled+0x48/0x280 [ 344.100407] run_timer_softirq+0x52/0xb0 [ 344.104469] ? rcu_read_lock_sched_held+0x14f/0x180 [ 344.109485] __do_softirq+0x308/0xb7e [ 344.113296] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 344.117797] ? lock_downgrade+0x900/0x900 [ 344.121950] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 344.127067] ? pvclock_read_flags+0x160/0x160 [ 344.131567] ? lapic_next_event+0x5a/0x90 [ 344.135721] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.141276] ? kvm_clock_read+0x18/0x30 [ 344.145256] ? kvm_sched_clock_read+0x9/0x20 [ 344.149684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.155231] ? check_preemption_disabled+0x48/0x280 [ 344.160266] irq_exit+0x17f/0x1c0 [ 344.163726] smp_apic_timer_interrupt+0x1cb/0x760 [ 344.168575] ? smp_call_function_single_interrupt+0x159/0x650 [ 344.174465] ? smp_call_function_single_interrupt+0x650/0x650 [ 344.180351] ? interrupt_entry+0xb5/0xc0 [ 344.184428] ? trace_hardirqs_off_caller+0xbb/0x310 [ 344.189444] ? trace_hardirqs_off_caller+0xbb/0x310 [ 344.194465] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.199310] ? trace_hardirqs_on_caller+0x310/0x310 [ 344.204327] ? trace_hardirqs_on_caller+0x310/0x310 [ 344.209350] ? task_prio+0x50/0x50 [ 344.212902] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.218456] ? check_preemption_disabled+0x48/0x280 [ 344.223500] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.228367] apic_timer_interrupt+0xf/0x20 [ 344.232604] [ 344.234858] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 344.239788] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 344.258695] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 344.266406] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 344.273674] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 344.280939] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 344.288209] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 344.295476] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 344.302790] skb_clone+0x1bb/0x500 [ 344.306334] ? finish_task_switch+0x2f4/0x910 [ 344.310837] ? skb_split+0x11e0/0x11e0 [ 344.314739] ? preempt_notifier_register+0x200/0x200 [ 344.319844] ? __switch_to_asm+0x34/0x70 [ 344.323904] ? __switch_to_asm+0x34/0x70 [ 344.327962] ? __switch_to_asm+0x40/0x70 [ 344.332021] ? __switch_to_asm+0x34/0x70 [ 344.336089] ? __switch_to_asm+0x40/0x70 [ 344.340152] ? __switch_to_asm+0x34/0x70 [ 344.344215] ? __switch_to_asm+0x40/0x70 [ 344.348277] ? __switch_to_asm+0x34/0x70 [ 344.352339] ? __switch_to_asm+0x34/0x70 [ 344.356404] ? __switch_to_asm+0x40/0x70 [ 344.360466] ? __switch_to_asm+0x34/0x70 [ 344.364556] bpf_clone_redirect+0xb9/0x490 [ 344.368791] ? __schedule+0x8d7/0x21d0 [ 344.372686] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 344.377702] ? __sched_text_start+0x8/0x8 [ 344.381852] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 344.386612] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 344.391208] ? find_held_lock+0x36/0x1c0 [ 344.395278] ? lock_acquire+0x1ed/0x520 [ 344.399254] ? bpf_test_run+0x3cb/0x780 [ 344.403234] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.408772] ? check_preemption_disabled+0x48/0x280 [ 344.413799] ? kasan_check_read+0x11/0x20 [ 344.417950] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 344.423230] ? rcu_softirq_qs+0x20/0x20 [ 344.427208] ? preempt_schedule+0x4d/0x60 [ 344.431357] ? ___preempt_schedule+0x16/0x18 [ 344.435788] ? bpf_test_run+0x25d/0x780 [ 344.439777] ? netlink_diag_dump+0x2a0/0x2a0 [ 344.444189] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 344.449727] ? bpf_test_init.isra.10+0x70/0x100 [ 344.454407] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 344.459170] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 344.464017] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 344.469569] ? fput+0x130/0x1a0 [ 344.472855] ? __bpf_prog_get+0x9b/0x290 [ 344.476922] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 344.481763] ? bpf_prog_test_run+0x130/0x1a0 [ 344.486179] ? __x64_sys_bpf+0x3d8/0x520 [ 344.490238] ? bpf_prog_get+0x20/0x20 [ 344.494059] ? do_syscall_64+0x1b9/0x820 [ 344.498125] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 344.503493] ? syscall_return_slowpath+0x5e0/0x5e0 [ 344.508422] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.513272] ? trace_hardirqs_on_caller+0x310/0x310 [ 344.518289] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 344.523313] ? prepare_exit_to_usermode+0x291/0x3b0 [ 344.528334] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.533194] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 344.538571] Mem-Info: [ 344.541001] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 344.541001] active_file:16 inactive_file:18 isolated_file:0 [ 344.541001] unevictable:0 dirty:0 writeback:0 unstable:0 [ 344.541001] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 344.541001] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 344.541001] free:13683 free_pcp:169 free_cma:0 [ 344.573935] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 344.601437] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 344.627583] lowmem_reserve[]: 0 2818 6321 6321 [ 344.632200] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 344.659728] lowmem_reserve[]: 0 0 3503 3503 [ 344.664077] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:428kB local_pcp:248kB free_cma:0kB [ 344.692994] lowmem_reserve[]: 0 0 0 0 [ 344.696828] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 344.710516] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 1*32kB (M) 4*64kB (UM) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25052kB [ 344.725926] Node 0 Normal: 943*4kB (ME) 466*8kB (UME) 200*16kB (UME) 78*32kB (UME) 9*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB [ 344.740087] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 344.748920] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 344.757486] 172 total pagecache pages [ 344.761287] 0 pages in swap cache [ 344.764736] Swap cache stats: add 0, delete 0, find 0/0 [ 344.770087] Free swap = 0kB [ 344.773096] Total swap = 0kB [ 344.776107] 1965979 pages RAM [ 344.779207] 0 pages HighMem/MovableOnly [ 344.783171] 342867 pages reserved [ 344.786612] 0 pages cma reserved [ 344.790035] aoe: skb alloc failure [ 344.793667] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 344.804161] syz-executor1 cpuset=syz1 mems_allowed=0 [ 344.809292] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 344.816309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 344.825665] Call Trace: [ 344.828250] [ 344.830414] dump_stack+0x244/0x39d [ 344.834060] ? dump_stack_print_info.cold.1+0x20/0x20 [ 344.839278] warn_alloc.cold.117+0xb7/0x1bd [ 344.843615] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 344.848486] ? lock_downgrade+0x900/0x900 [ 344.852663] ? trace_hardirqs_off+0xb8/0x310 [ 344.857090] ? trace_hardirqs_off+0xb8/0x310 [ 344.861518] __alloc_pages_slowpath+0x2660/0x2d70 [ 344.866410] ? warn_alloc+0x120/0x120 [ 344.870226] ? __lock_acquire+0x62f/0x4c20 [ 344.874473] ? warn_alloc+0x120/0x120 [ 344.878535] ? print_usage_bug+0xc0/0xc0 [ 344.882609] ? warn_alloc+0x120/0x120 [ 344.886426] ? print_usage_bug+0xc0/0xc0 [ 344.890506] ? mark_held_locks+0x130/0x130 [ 344.894757] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.900307] ? check_preemption_disabled+0x48/0x280 [ 344.905337] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 344.909867] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 344.915411] ? should_fail+0x22d/0xd01 [ 344.919309] ? kasan_check_read+0x11/0x20 [ 344.923473] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 344.928589] ? __lock_acquire+0x62f/0x4c20 [ 344.932842] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 344.937955] ? should_fail+0x22d/0xd01 [ 344.941849] ? zap_class+0x640/0x640 [ 344.945585] ? mark_held_locks+0x130/0x130 [ 344.949835] ? mark_held_locks+0x130/0x130 [ 344.954084] ? zap_class+0x640/0x640 [ 344.957813] ? zap_class+0x640/0x640 [ 344.961539] ? up+0xea/0x1c0 [ 344.964572] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.970124] ? check_preemption_disabled+0x48/0x280 [ 344.975159] ? __lock_is_held+0xb5/0x140 [ 344.979242] __alloc_pages_nodemask+0xa80/0xde0 [ 344.984113] ? zap_class+0x640/0x640 [ 344.987842] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 344.992881] ? find_held_lock+0x36/0x1c0 [ 344.996967] ? ____cache_alloc_node+0x1c7/0x1e0 [ 345.001656] ? lock_downgrade+0x900/0x900 [ 345.005829] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.011386] cache_grow_begin+0xa5/0x8c0 [ 345.015463] ? do_raw_spin_unlock+0xa7/0x330 [ 345.019889] fallback_alloc+0x204/0x2e0 [ 345.023884] ____cache_alloc_node+0x1c7/0x1e0 [ 345.028396] kmem_cache_alloc_node+0xe3/0x730 [ 345.032909] ? lockdep_hardirqs_on+0x296/0x5b0 [ 345.037513] __alloc_skb+0x119/0x770 [ 345.041239] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 345.046636] ? netdev_alloc_frag+0x1f0/0x1f0 [ 345.051063] ? vprintk_default+0x28/0x30 [ 345.055131] ? vprintk_func+0x85/0x181 [ 345.059028] ? printk+0xa7/0xcf [ 345.062317] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 345.067084] ? do_raw_spin_trylock+0x270/0x270 [ 345.071686] new_skb+0x26/0x1c0 [ 345.074979] aoecmd_cfg+0x279/0x7f0 [ 345.078618] ? find_held_lock+0x36/0x1c0 [ 345.082697] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 345.087032] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.092589] ? __lock_is_held+0xb5/0x140 [ 345.096676] discover_timer+0x50/0x60 [ 345.100487] call_timer_fn+0x272/0x920 [ 345.104382] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 345.109261] ? process_timeout+0x40/0x40 [ 345.113358] ? __run_timers+0x7da/0xc70 [ 345.117353] ? _raw_spin_unlock_irq+0x27/0x80 [ 345.121854] ? _raw_spin_unlock_irq+0x27/0x80 [ 345.126362] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 345.131217] ? lockdep_hardirqs_on+0x296/0x5b0 [ 345.135812] ? trace_hardirqs_on+0xbd/0x310 [ 345.140143] ? kasan_check_read+0x11/0x20 [ 345.144301] ? __run_timers+0x7da/0xc70 [ 345.148286] ? trace_hardirqs_off_caller+0x310/0x310 [ 345.153418] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 345.158271] __run_timers+0x7e5/0xc70 [ 345.162109] ? timer_fixup_init+0x70/0x70 [ 345.166271] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 345.171329] ? zap_class+0x640/0x640 [ 345.175059] ? enqueue_hrtimer+0x1a5/0x560 [ 345.179313] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 345.184544] ? find_held_lock+0x36/0x1c0 [ 345.188635] ? zap_class+0x640/0x640 [ 345.192366] ? pvclock_read_flags+0x160/0x160 [ 345.196874] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.202422] ? check_preemption_disabled+0x48/0x280 [ 345.207467] ? __lock_is_held+0xb5/0x140 [ 345.211537] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.217082] ? check_preemption_disabled+0x48/0x280 [ 345.222117] run_timer_softirq+0x52/0xb0 [ 345.226187] ? rcu_read_lock_sched_held+0x14f/0x180 [ 345.231212] __do_softirq+0x308/0xb7e [ 345.235030] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 345.239537] ? lock_downgrade+0x900/0x900 [ 345.243699] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 345.248823] ? pvclock_read_flags+0x160/0x160 [ 345.253328] ? lapic_next_event+0x5a/0x90 [ 345.257489] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.263042] ? kvm_clock_read+0x18/0x30 [ 345.267025] ? kvm_sched_clock_read+0x9/0x20 [ 345.271449] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.276996] ? check_preemption_disabled+0x48/0x280 [ 345.282029] irq_exit+0x17f/0x1c0 [ 345.285495] smp_apic_timer_interrupt+0x1cb/0x760 [ 345.290341] ? smp_call_function_single_interrupt+0x159/0x650 [ 345.296236] ? smp_call_function_single_interrupt+0x650/0x650 [ 345.302128] ? interrupt_entry+0xb5/0xc0 [ 345.306203] ? trace_hardirqs_off_caller+0xbb/0x310 [ 345.311326] ? trace_hardirqs_off_caller+0xbb/0x310 [ 345.316356] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 345.321215] ? trace_hardirqs_on_caller+0x310/0x310 [ 345.326241] ? trace_hardirqs_on_caller+0x310/0x310 [ 345.331267] ? task_prio+0x50/0x50 [ 345.334819] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.340374] ? check_preemption_disabled+0x48/0x280 [ 345.345408] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 345.350270] apic_timer_interrupt+0xf/0x20 [ 345.354507] [ 345.356756] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 345.361698] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 345.380602] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 345.388326] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 345.395609] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 345.402906] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 345.410188] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 345.417464] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 345.424793] skb_clone+0x1bb/0x500 [ 345.428350] ? finish_task_switch+0x2f4/0x910 [ 345.432857] ? skb_split+0x11e0/0x11e0 [ 345.436752] ? preempt_notifier_register+0x200/0x200 [ 345.441859] ? __switch_to_asm+0x34/0x70 [ 345.445932] ? __switch_to_asm+0x34/0x70 [ 345.450004] ? __switch_to_asm+0x40/0x70 [ 345.454078] ? __switch_to_asm+0x34/0x70 [ 345.458148] ? __switch_to_asm+0x40/0x70 [ 345.462222] ? __switch_to_asm+0x34/0x70 [ 345.466294] ? __switch_to_asm+0x40/0x70 [ 345.470360] ? __switch_to_asm+0x34/0x70 [ 345.474433] ? __switch_to_asm+0x34/0x70 [ 345.478501] ? __switch_to_asm+0x40/0x70 [ 345.482573] ? __switch_to_asm+0x34/0x70 [ 345.486660] bpf_clone_redirect+0xb9/0x490 [ 345.490908] ? __schedule+0x8d7/0x21d0 [ 345.494814] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 345.499840] ? __sched_text_start+0x8/0x8 [ 345.504000] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 345.508772] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 345.513370] ? find_held_lock+0x36/0x1c0 [ 345.517458] ? lock_acquire+0x1ed/0x520 [ 345.521452] ? bpf_test_run+0x3cb/0x780 [ 345.525442] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.530988] ? check_preemption_disabled+0x48/0x280 [ 345.536025] ? kasan_check_read+0x11/0x20 [ 345.540187] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 345.545475] ? rcu_softirq_qs+0x20/0x20 [ 345.549464] ? preempt_schedule+0x4d/0x60 [ 345.553632] ? ___preempt_schedule+0x16/0x18 [ 345.558060] ? bpf_test_run+0x25d/0x780 [ 345.562057] ? netlink_diag_dump+0x2a0/0x2a0 [ 345.566484] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 345.572032] ? bpf_test_init.isra.10+0x70/0x100 [ 345.576718] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 345.581495] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 345.586346] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 345.591899] ? fput+0x130/0x1a0 [ 345.595193] ? __bpf_prog_get+0x9b/0x290 [ 345.599266] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 345.604116] ? bpf_prog_test_run+0x130/0x1a0 [ 345.608539] ? __x64_sys_bpf+0x3d8/0x520 [ 345.612611] ? bpf_prog_get+0x20/0x20 [ 345.616452] ? do_syscall_64+0x1b9/0x820 [ 345.620527] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 345.625906] ? syscall_return_slowpath+0x5e0/0x5e0 [ 345.630842] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 345.635694] ? trace_hardirqs_on_caller+0x310/0x310 [ 345.640721] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 345.645751] ? prepare_exit_to_usermode+0x291/0x3b0 [ 345.650783] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 345.655650] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 345.661035] Mem-Info: [ 345.663475] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 345.663475] active_file:16 inactive_file:18 isolated_file:0 [ 345.663475] unevictable:0 dirty:0 writeback:0 unstable:0 [ 345.663475] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 345.663475] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 345.663475] free:13683 free_pcp:169 free_cma:0 [ 345.696418] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 345.723916] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 345.750068] lowmem_reserve[]: 0 2818 6321 6321 [ 345.754687] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 345.782228] lowmem_reserve[]: 0 0 3503 3503 [ 345.786590] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:428kB local_pcp:248kB free_cma:0kB [ 345.815529] lowmem_reserve[]: 0 0 0 0 [ 345.819367] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 345.833041] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 1*32kB (M) 4*64kB (UM) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25052kB [ 345.848463] Node 0 Normal: 943*4kB (ME) 466*8kB (UME) 200*16kB (UME) 78*32kB (UME) 9*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB [ 345.862657] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 345.871495] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 345.880066] 172 total pagecache pages [ 345.883891] 0 pages in swap cache [ 345.887349] Swap cache stats: add 0, delete 0, find 0/0 [ 345.892708] Free swap = 0kB [ 345.895725] Total swap = 0kB [ 345.898743] 1965979 pages RAM [ 345.901846] 0 pages HighMem/MovableOnly [ 345.905818] 342867 pages reserved [ 345.909267] 0 pages cma reserved [ 345.912693] aoe: skb alloc failure [ 345.916267] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 345.926765] syz-executor1 cpuset=syz1 mems_allowed=0 [ 345.931897] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 345.938911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 345.948266] Call Trace: [ 345.950853] [ 345.953017] dump_stack+0x244/0x39d [ 345.956665] ? dump_stack_print_info.cold.1+0x20/0x20 [ 345.961881] warn_alloc.cold.117+0xb7/0x1bd [ 345.966212] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 345.971072] ? lock_downgrade+0x900/0x900 [ 345.975241] ? trace_hardirqs_off+0xb8/0x310 [ 345.979674] ? trace_hardirqs_off+0xb8/0x310 [ 345.984106] __alloc_pages_slowpath+0x2660/0x2d70 [ 345.988990] ? warn_alloc+0x120/0x120 [ 345.992802] ? __lock_acquire+0x62f/0x4c20 [ 345.997043] ? __lock_acquire+0x62f/0x4c20 [ 346.001285] ? warn_alloc+0x120/0x120 [ 346.005101] ? print_usage_bug+0xc0/0xc0 [ 346.009170] ? warn_alloc+0x120/0x120 [ 346.012985] ? print_usage_bug+0xc0/0xc0 [ 346.017063] ? mark_held_locks+0x130/0x130 [ 346.021312] ? mark_held_locks+0x130/0x130 [ 346.025564] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 346.031115] ? should_fail+0x22d/0xd01 [ 346.035012] ? zap_class+0x640/0x640 [ 346.038741] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 346.043852] ? __lock_acquire+0x62f/0x4c20 [ 346.048099] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 346.053211] ? should_fail+0x22d/0xd01 [ 346.057108] ? zap_class+0x640/0x640 [ 346.060840] ? mark_held_locks+0x130/0x130 [ 346.065089] ? mark_held_locks+0x130/0x130 [ 346.069348] ? zap_class+0x640/0x640 [ 346.073086] ? zap_class+0x640/0x640 [ 346.076807] ? up+0xea/0x1c0 [ 346.079838] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.085383] ? check_preemption_disabled+0x48/0x280 [ 346.090421] ? __lock_is_held+0xb5/0x140 [ 346.094503] __alloc_pages_nodemask+0xa80/0xde0 [ 346.099188] ? zap_class+0x640/0x640 [ 346.102919] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 346.107959] ? find_held_lock+0x36/0x1c0 [ 346.112041] ? ____cache_alloc_node+0x1c7/0x1e0 [ 346.116727] ? lock_downgrade+0x900/0x900 [ 346.120892] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.126446] cache_grow_begin+0xa5/0x8c0 [ 346.130520] ? do_raw_spin_unlock+0xa7/0x330 [ 346.134947] fallback_alloc+0x204/0x2e0 [ 346.138938] ____cache_alloc_node+0x1c7/0x1e0 [ 346.143451] kmem_cache_alloc_node+0xe3/0x730 [ 346.147960] ? lockdep_hardirqs_on+0x296/0x5b0 [ 346.152565] __alloc_skb+0x119/0x770 [ 346.156289] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 346.161703] ? netdev_alloc_frag+0x1f0/0x1f0 [ 346.166126] ? vprintk_default+0x28/0x30 [ 346.170194] ? vprintk_func+0x85/0x181 [ 346.174090] ? printk+0xa7/0xcf [ 346.177381] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 346.182151] ? do_raw_spin_trylock+0x270/0x270 [ 346.186752] new_skb+0x26/0x1c0 [ 346.190045] aoecmd_cfg+0x279/0x7f0 [ 346.193685] ? find_held_lock+0x36/0x1c0 [ 346.197765] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 346.202101] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.207668] ? __lock_is_held+0xb5/0x140 [ 346.211759] discover_timer+0x50/0x60 [ 346.215572] call_timer_fn+0x272/0x920 [ 346.219476] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 346.224331] ? process_timeout+0x40/0x40 [ 346.228417] ? __run_timers+0x7da/0xc70 [ 346.232406] ? _raw_spin_unlock_irq+0x27/0x80 [ 346.236914] ? _raw_spin_unlock_irq+0x27/0x80 [ 346.241420] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 346.246276] ? lockdep_hardirqs_on+0x296/0x5b0 [ 346.250873] ? trace_hardirqs_on+0xbd/0x310 [ 346.255205] ? kasan_check_read+0x11/0x20 [ 346.259370] ? __run_timers+0x7da/0xc70 [ 346.263359] ? trace_hardirqs_off_caller+0x310/0x310 [ 346.268491] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 346.273347] __run_timers+0x7e5/0xc70 [ 346.277171] ? timer_fixup_init+0x70/0x70 [ 346.281332] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 346.286362] ? zap_class+0x640/0x640 [ 346.290089] ? enqueue_hrtimer+0x1a5/0x560 [ 346.294340] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 346.299544] ? find_held_lock+0x36/0x1c0 [ 346.303631] ? zap_class+0x640/0x640 [ 346.307360] ? pvclock_read_flags+0x160/0x160 [ 346.311885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.317454] ? check_preemption_disabled+0x48/0x280 [ 346.322491] ? __lock_is_held+0xb5/0x140 [ 346.326562] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.332110] ? check_preemption_disabled+0x48/0x280 [ 346.337141] run_timer_softirq+0x52/0xb0 [ 346.341214] ? rcu_read_lock_sched_held+0x14f/0x180 [ 346.346241] __do_softirq+0x308/0xb7e [ 346.350057] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 346.354564] ? lock_downgrade+0x900/0x900 [ 346.358725] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 346.363847] ? pvclock_read_flags+0x160/0x160 [ 346.368360] ? lapic_next_event+0x5a/0x90 [ 346.372519] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.378076] ? kvm_clock_read+0x18/0x30 [ 346.382063] ? kvm_sched_clock_read+0x9/0x20 [ 346.386482] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.392034] ? check_preemption_disabled+0x48/0x280 [ 346.397073] irq_exit+0x17f/0x1c0 [ 346.400537] smp_apic_timer_interrupt+0x1cb/0x760 [ 346.405392] ? smp_call_function_single_interrupt+0x159/0x650 [ 346.411284] ? smp_call_function_single_interrupt+0x650/0x650 [ 346.417179] ? interrupt_entry+0xb5/0xc0 [ 346.421253] ? trace_hardirqs_off_caller+0xbb/0x310 [ 346.426278] ? trace_hardirqs_off_caller+0xbb/0x310 [ 346.431307] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 346.436170] ? trace_hardirqs_on_caller+0x310/0x310 [ 346.441193] ? trace_hardirqs_on_caller+0x310/0x310 [ 346.446217] ? task_prio+0x50/0x50 [ 346.449773] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.455320] ? check_preemption_disabled+0x48/0x280 [ 346.460353] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 346.465222] apic_timer_interrupt+0xf/0x20 [ 346.469468] [ 346.471717] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 346.476689] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 346.495599] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 346.503328] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 346.510600] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 346.517880] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 346.525159] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 346.532433] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 346.539756] skb_clone+0x1bb/0x500 [ 346.543312] ? finish_task_switch+0x2f4/0x910 [ 346.547821] ? skb_split+0x11e0/0x11e0 [ 346.551721] ? preempt_notifier_register+0x200/0x200 [ 346.556832] ? __switch_to_asm+0x34/0x70 [ 346.560905] ? __switch_to_asm+0x34/0x70 [ 346.564972] ? __switch_to_asm+0x40/0x70 [ 346.569045] ? __switch_to_asm+0x34/0x70 [ 346.573115] ? __switch_to_asm+0x40/0x70 [ 346.577181] ? __switch_to_asm+0x34/0x70 [ 346.581252] ? __switch_to_asm+0x40/0x70 [ 346.585321] ? __switch_to_asm+0x34/0x70 [ 346.589393] ? __switch_to_asm+0x34/0x70 [ 346.593467] ? __switch_to_asm+0x40/0x70 [ 346.597534] ? __switch_to_asm+0x34/0x70 [ 346.601617] bpf_clone_redirect+0xb9/0x490 [ 346.605873] ? __schedule+0x8d7/0x21d0 [ 346.609775] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 346.614803] ? __sched_text_start+0x8/0x8 [ 346.618961] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 346.623739] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 346.628337] ? find_held_lock+0x36/0x1c0 [ 346.632417] ? lock_acquire+0x1ed/0x520 [ 346.636402] ? bpf_test_run+0x3cb/0x780 [ 346.640386] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.645940] ? check_preemption_disabled+0x48/0x280 [ 346.650976] ? kasan_check_read+0x11/0x20 [ 346.655133] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 346.660427] ? rcu_softirq_qs+0x20/0x20 [ 346.664414] ? preempt_schedule+0x4d/0x60 [ 346.668574] ? ___preempt_schedule+0x16/0x18 [ 346.672998] ? bpf_test_run+0x25d/0x780 [ 346.676992] ? netlink_diag_dump+0x2a0/0x2a0 [ 346.681421] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 346.686972] ? bpf_test_init.isra.10+0x70/0x100 [ 346.691663] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 346.696442] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 346.701292] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 346.706836] ? fput+0x130/0x1a0 [ 346.710128] ? __bpf_prog_get+0x9b/0x290 [ 346.714203] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 346.719054] ? bpf_prog_test_run+0x130/0x1a0 [ 346.723477] ? __x64_sys_bpf+0x3d8/0x520 [ 346.727547] ? bpf_prog_get+0x20/0x20 [ 346.731374] ? do_syscall_64+0x1b9/0x820 [ 346.735450] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 346.740825] ? syscall_return_slowpath+0x5e0/0x5e0 [ 346.745764] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 346.750624] ? trace_hardirqs_on_caller+0x310/0x310 [ 346.755666] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 346.760695] ? prepare_exit_to_usermode+0x291/0x3b0 [ 346.765727] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 346.770585] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 346.775987] Mem-Info: [ 346.778431] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 346.778431] active_file:16 inactive_file:18 isolated_file:0 [ 346.778431] unevictable:0 dirty:0 writeback:0 unstable:0 [ 346.778431] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 346.778431] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 346.778431] free:13683 free_pcp:169 free_cma:0 [ 346.811370] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 346.838877] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 346.865050] lowmem_reserve[]: 0 2818 6321 6321 [ 346.869667] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 346.897692] lowmem_reserve[]: 0 0 3503 3503 [ 346.902044] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:428kB local_pcp:248kB free_cma:0kB [ 346.930964] lowmem_reserve[]: 0 0 0 0 [ 346.934799] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 346.948467] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 1*32kB (M) 4*64kB (UM) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25052kB [ 346.963919] Node 0 Normal: 943*4kB (ME) 466*8kB (UME) 200*16kB (UME) 78*32kB (UME) 9*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB [ 346.978103] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 346.987159] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 346.995731] 172 total pagecache pages [ 346.999543] 0 pages in swap cache [ 347.003001] Swap cache stats: add 0, delete 0, find 0/0 [ 347.008361] Free swap = 0kB [ 347.011380] Total swap = 0kB [ 347.014399] 1965979 pages RAM [ 347.017505] 0 pages HighMem/MovableOnly [ 347.021951] 342867 pages reserved [ 347.025403] 0 pages cma reserved [ 347.028995] aoe: skb alloc failure [ 347.032614] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 347.043111] syz-executor1 cpuset=syz1 mems_allowed=0 [ 347.048241] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 347.055257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 347.064648] Call Trace: [ 347.067240] [ 347.069412] dump_stack+0x244/0x39d [ 347.073055] ? dump_stack_print_info.cold.1+0x20/0x20 [ 347.078269] warn_alloc.cold.117+0xb7/0x1bd [ 347.082604] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 347.087474] ? lock_downgrade+0x900/0x900 [ 347.091646] ? trace_hardirqs_off+0xb8/0x310 [ 347.096069] ? trace_hardirqs_off+0xb8/0x310 [ 347.100497] __alloc_pages_slowpath+0x2660/0x2d70 [ 347.105392] ? warn_alloc+0x120/0x120 [ 347.109205] ? __lock_acquire+0x62f/0x4c20 [ 347.113454] ? warn_alloc+0x120/0x120 [ 347.117275] ? print_usage_bug+0xc0/0xc0 [ 347.121348] ? warn_alloc+0x120/0x120 [ 347.125170] ? print_usage_bug+0xc0/0xc0 [ 347.129243] ? mark_held_locks+0x130/0x130 [ 347.133487] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.139036] ? check_preemption_disabled+0x48/0x280 [ 347.144065] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 347.148577] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 347.154131] ? should_fail+0x22d/0xd01 [ 347.158034] ? kasan_check_read+0x11/0x20 [ 347.162190] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 347.167307] ? __lock_acquire+0x62f/0x4c20 [ 347.171554] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 347.176665] ? should_fail+0x22d/0xd01 [ 347.180565] ? zap_class+0x640/0x640 [ 347.184298] ? mark_held_locks+0x130/0x130 [ 347.188546] ? mark_held_locks+0x130/0x130 [ 347.192794] ? zap_class+0x640/0x640 [ 347.196526] ? zap_class+0x640/0x640 [ 347.200248] ? up+0xea/0x1c0 [ 347.203281] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.208825] ? check_preemption_disabled+0x48/0x280 [ 347.213863] ? __lock_is_held+0xb5/0x140 [ 347.217941] __alloc_pages_nodemask+0xa80/0xde0 [ 347.222621] ? zap_class+0x640/0x640 [ 347.226356] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 347.231416] ? find_held_lock+0x36/0x1c0 [ 347.235505] ? ____cache_alloc_node+0x1c7/0x1e0 [ 347.240218] ? lock_downgrade+0x900/0x900 [ 347.244417] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.249972] cache_grow_begin+0xa5/0x8c0 [ 347.254042] ? do_raw_spin_unlock+0xa7/0x330 [ 347.258465] fallback_alloc+0x204/0x2e0 [ 347.262458] ____cache_alloc_node+0x1c7/0x1e0 [ 347.266973] kmem_cache_alloc_node+0xe3/0x730 [ 347.271483] ? lockdep_hardirqs_on+0x296/0x5b0 [ 347.276089] __alloc_skb+0x119/0x770 [ 347.279824] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 347.285203] ? netdev_alloc_frag+0x1f0/0x1f0 [ 347.289636] ? vprintk_default+0x28/0x30 [ 347.293706] ? vprintk_func+0x85/0x181 [ 347.297608] ? printk+0xa7/0xcf [ 347.300905] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 347.305673] ? do_raw_spin_trylock+0x270/0x270 [ 347.310272] new_skb+0x26/0x1c0 [ 347.313568] aoecmd_cfg+0x279/0x7f0 [ 347.317204] ? find_held_lock+0x36/0x1c0 [ 347.321277] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 347.325616] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.331187] ? __lock_is_held+0xb5/0x140 [ 347.335273] discover_timer+0x50/0x60 [ 347.339089] call_timer_fn+0x272/0x920 [ 347.342983] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 347.347838] ? process_timeout+0x40/0x40 [ 347.351925] ? __run_timers+0x7da/0xc70 [ 347.355912] ? _raw_spin_unlock_irq+0x27/0x80 [ 347.360416] ? _raw_spin_unlock_irq+0x27/0x80 [ 347.364924] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 347.369781] ? lockdep_hardirqs_on+0x296/0x5b0 [ 347.374388] ? trace_hardirqs_on+0xbd/0x310 [ 347.378726] ? kasan_check_read+0x11/0x20 [ 347.382883] ? __run_timers+0x7da/0xc70 [ 347.386867] ? trace_hardirqs_off_caller+0x310/0x310 [ 347.391996] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 347.396850] __run_timers+0x7e5/0xc70 [ 347.400676] ? timer_fixup_init+0x70/0x70 [ 347.404838] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 347.409866] ? zap_class+0x640/0x640 [ 347.413590] ? enqueue_hrtimer+0x1a5/0x560 [ 347.417848] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 347.423057] ? find_held_lock+0x36/0x1c0 [ 347.427133] ? zap_class+0x640/0x640 [ 347.430866] ? pvclock_read_flags+0x160/0x160 [ 347.435381] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.440933] ? check_preemption_disabled+0x48/0x280 [ 347.445970] ? __lock_is_held+0xb5/0x140 [ 347.450053] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.455608] ? check_preemption_disabled+0x48/0x280 [ 347.460650] run_timer_softirq+0x52/0xb0 [ 347.464724] ? rcu_read_lock_sched_held+0x14f/0x180 [ 347.469753] __do_softirq+0x308/0xb7e [ 347.473569] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 347.478074] ? lock_downgrade+0x900/0x900 [ 347.482257] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 347.487397] ? pvclock_read_flags+0x160/0x160 [ 347.491912] ? lapic_next_event+0x5a/0x90 [ 347.496072] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.501635] ? kvm_clock_read+0x18/0x30 [ 347.505619] ? kvm_sched_clock_read+0x9/0x20 [ 347.510047] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.515593] ? check_preemption_disabled+0x48/0x280 [ 347.520644] irq_exit+0x17f/0x1c0 [ 347.524117] smp_apic_timer_interrupt+0x1cb/0x760 [ 347.528968] ? smp_call_function_single_interrupt+0x159/0x650 [ 347.534866] ? smp_call_function_single_interrupt+0x650/0x650 [ 347.540764] ? interrupt_entry+0xb5/0xc0 [ 347.544841] ? trace_hardirqs_off_caller+0xbb/0x310 [ 347.549863] ? trace_hardirqs_off_caller+0xbb/0x310 [ 347.554893] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 347.559752] ? trace_hardirqs_on_caller+0x310/0x310 [ 347.564780] ? trace_hardirqs_on_caller+0x310/0x310 [ 347.569813] ? task_prio+0x50/0x50 [ 347.573375] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.578927] ? check_preemption_disabled+0x48/0x280 [ 347.583964] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 347.588831] apic_timer_interrupt+0xf/0x20 [ 347.593094] [ 347.595347] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 347.600297] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 347.619211] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 347.626938] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 347.634219] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 347.641503] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 347.648778] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 347.656123] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 347.663452] skb_clone+0x1bb/0x500 [ 347.667011] ? finish_task_switch+0x2f4/0x910 [ 347.671518] ? skb_split+0x11e0/0x11e0 [ 347.675417] ? preempt_notifier_register+0x200/0x200 [ 347.680526] ? __switch_to_asm+0x34/0x70 [ 347.684600] ? __switch_to_asm+0x34/0x70 [ 347.688675] ? __switch_to_asm+0x40/0x70 [ 347.692749] ? __switch_to_asm+0x34/0x70 [ 347.696817] ? __switch_to_asm+0x40/0x70 [ 347.700893] ? __switch_to_asm+0x34/0x70 [ 347.704961] ? __switch_to_asm+0x40/0x70 [ 347.709029] ? __switch_to_asm+0x34/0x70 [ 347.713108] ? __switch_to_asm+0x34/0x70 [ 347.717195] ? __switch_to_asm+0x40/0x70 [ 347.721272] ? __switch_to_asm+0x34/0x70 [ 347.725353] bpf_clone_redirect+0xb9/0x490 [ 347.729612] ? __schedule+0x8d7/0x21d0 [ 347.733522] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 347.738553] ? __sched_text_start+0x8/0x8 [ 347.742710] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 347.747484] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 347.752078] ? find_held_lock+0x36/0x1c0 [ 347.756158] ? lock_acquire+0x1ed/0x520 [ 347.760145] ? bpf_test_run+0x3cb/0x780 [ 347.764128] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.769674] ? check_preemption_disabled+0x48/0x280 [ 347.774708] ? kasan_check_read+0x11/0x20 [ 347.778867] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 347.784155] ? rcu_softirq_qs+0x20/0x20 [ 347.788142] ? preempt_schedule+0x4d/0x60 [ 347.792300] ? ___preempt_schedule+0x16/0x18 [ 347.796725] ? bpf_test_run+0x25d/0x780 [ 347.800725] ? netlink_diag_dump+0x2a0/0x2a0 [ 347.805145] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 347.810694] ? bpf_test_init.isra.10+0x70/0x100 [ 347.815387] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 347.820170] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 347.825028] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 347.830573] ? fput+0x130/0x1a0 [ 347.833862] ? __bpf_prog_get+0x9b/0x290 [ 347.837941] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 347.842792] ? bpf_prog_test_run+0x130/0x1a0 [ 347.847213] ? __x64_sys_bpf+0x3d8/0x520 [ 347.851284] ? bpf_prog_get+0x20/0x20 [ 347.855118] ? do_syscall_64+0x1b9/0x820 [ 347.859189] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 347.864566] ? syscall_return_slowpath+0x5e0/0x5e0 [ 347.869507] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 347.874376] ? trace_hardirqs_on_caller+0x310/0x310 [ 347.879699] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 347.884731] ? prepare_exit_to_usermode+0x291/0x3b0 [ 347.889775] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 347.894652] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 347.900036] Mem-Info: [ 347.902480] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 347.902480] active_file:16 inactive_file:18 isolated_file:0 [ 347.902480] unevictable:0 dirty:0 writeback:0 unstable:0 [ 347.902480] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 347.902480] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 347.902480] free:13683 free_pcp:169 free_cma:0 [ 347.935428] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 347.962950] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 347.989108] lowmem_reserve[]: 0 2818 6321 6321 [ 347.993728] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 348.021272] lowmem_reserve[]: 0 0 3503 3503 [ 348.025641] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:428kB local_pcp:248kB free_cma:0kB [ 348.054568] lowmem_reserve[]: 0 0 0 0 [ 348.058408] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 348.072083] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 1*32kB (M) 4*64kB (UM) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25052kB [ 348.087521] Node 0 Normal: 943*4kB (ME) 466*8kB (UME) 200*16kB (UME) 78*32kB (UME) 9*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB [ 348.101726] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 348.110577] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 348.119163] 172 total pagecache pages [ 348.122982] 0 pages in swap cache [ 348.126441] Swap cache stats: add 0, delete 0, find 0/0 [ 348.131801] Free swap = 0kB [ 348.134822] Total swap = 0kB [ 348.137837] 1965979 pages RAM [ 348.140954] 0 pages HighMem/MovableOnly [ 348.144931] 342867 pages reserved [ 348.148381] 0 pages cma reserved [ 348.151811] aoe: skb alloc failure [ 348.155391] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 348.165889] syz-executor1 cpuset=syz1 mems_allowed=0 [ 348.171033] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 348.178059] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 348.187419] Call Trace: [ 348.190007] [ 348.192177] dump_stack+0x244/0x39d [ 348.195826] ? dump_stack_print_info.cold.1+0x20/0x20 [ 348.201042] warn_alloc.cold.117+0xb7/0x1bd [ 348.205378] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 348.210241] ? lock_downgrade+0x900/0x900 [ 348.214414] ? trace_hardirqs_off+0xb8/0x310 [ 348.218857] ? trace_hardirqs_off+0xb8/0x310 [ 348.223294] __alloc_pages_slowpath+0x2660/0x2d70 [ 348.228185] ? warn_alloc+0x120/0x120 [ 348.232003] ? __lock_acquire+0x62f/0x4c20 [ 348.236251] ? __lock_acquire+0x62f/0x4c20 [ 348.240528] ? warn_alloc+0x120/0x120 [ 348.244353] ? print_usage_bug+0xc0/0xc0 [ 348.248427] ? warn_alloc+0x120/0x120 [ 348.252238] ? print_usage_bug+0xc0/0xc0 [ 348.256311] ? mark_held_locks+0x130/0x130 [ 348.260556] ? mark_held_locks+0x130/0x130 [ 348.264805] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 348.270356] ? should_fail+0x22d/0xd01 [ 348.274257] ? zap_class+0x640/0x640 [ 348.277983] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 348.283100] ? __lock_acquire+0x62f/0x4c20 [ 348.287356] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 348.292476] ? should_fail+0x22d/0xd01 [ 348.296381] ? zap_class+0x640/0x640 [ 348.300124] ? mark_held_locks+0x130/0x130 [ 348.304382] ? mark_held_locks+0x130/0x130 [ 348.308650] ? zap_class+0x640/0x640 [ 348.312397] ? zap_class+0x640/0x640 [ 348.316138] ? up+0xea/0x1c0 [ 348.319176] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.324727] ? check_preemption_disabled+0x48/0x280 [ 348.329769] ? __lock_is_held+0xb5/0x140 [ 348.333849] __alloc_pages_nodemask+0xa80/0xde0 [ 348.338525] ? zap_class+0x640/0x640 [ 348.342254] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 348.347289] ? find_held_lock+0x36/0x1c0 [ 348.351369] ? ____cache_alloc_node+0x1c7/0x1e0 [ 348.356046] ? lock_downgrade+0x900/0x900 [ 348.360209] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.365789] cache_grow_begin+0xa5/0x8c0 [ 348.369859] ? do_raw_spin_unlock+0xa7/0x330 [ 348.374284] fallback_alloc+0x204/0x2e0 [ 348.378282] ____cache_alloc_node+0x1c7/0x1e0 [ 348.382800] kmem_cache_alloc_node+0xe3/0x730 [ 348.387321] ? lockdep_hardirqs_on+0x296/0x5b0 [ 348.391934] __alloc_skb+0x119/0x770 [ 348.395673] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 348.401060] ? netdev_alloc_frag+0x1f0/0x1f0 [ 348.405490] ? vprintk_default+0x28/0x30 [ 348.409556] ? vprintk_func+0x85/0x181 [ 348.413449] ? printk+0xa7/0xcf [ 348.416733] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 348.421500] ? do_raw_spin_trylock+0x270/0x270 [ 348.426099] new_skb+0x26/0x1c0 [ 348.429396] aoecmd_cfg+0x279/0x7f0 [ 348.433067] ? find_held_lock+0x36/0x1c0 [ 348.437173] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 348.441524] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.447092] ? __lock_is_held+0xb5/0x140 [ 348.451179] discover_timer+0x50/0x60 [ 348.454998] call_timer_fn+0x272/0x920 [ 348.458902] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 348.463777] ? process_timeout+0x40/0x40 [ 348.467861] ? __run_timers+0x7da/0xc70 [ 348.471848] ? _raw_spin_unlock_irq+0x27/0x80 [ 348.476381] ? _raw_spin_unlock_irq+0x27/0x80 [ 348.480885] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 348.485732] ? lockdep_hardirqs_on+0x296/0x5b0 [ 348.490323] ? trace_hardirqs_on+0xbd/0x310 [ 348.494658] ? kasan_check_read+0x11/0x20 [ 348.498820] ? __run_timers+0x7da/0xc70 [ 348.502804] ? trace_hardirqs_off_caller+0x310/0x310 [ 348.507931] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 348.512786] __run_timers+0x7e5/0xc70 [ 348.516606] ? timer_fixup_init+0x70/0x70 [ 348.520763] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 348.525788] ? zap_class+0x640/0x640 [ 348.529521] ? enqueue_hrtimer+0x1a5/0x560 [ 348.533779] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 348.538982] ? find_held_lock+0x36/0x1c0 [ 348.543052] ? zap_class+0x640/0x640 [ 348.546774] ? pvclock_read_flags+0x160/0x160 [ 348.551276] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.556818] ? check_preemption_disabled+0x48/0x280 [ 348.561850] ? __lock_is_held+0xb5/0x140 [ 348.565917] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.571460] ? check_preemption_disabled+0x48/0x280 [ 348.576494] run_timer_softirq+0x52/0xb0 [ 348.580569] ? rcu_read_lock_sched_held+0x14f/0x180 [ 348.585597] __do_softirq+0x308/0xb7e [ 348.589414] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 348.593915] ? lock_downgrade+0x900/0x900 [ 348.598072] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 348.603187] ? pvclock_read_flags+0x160/0x160 [ 348.607693] ? lapic_next_event+0x5a/0x90 [ 348.611850] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.617400] ? kvm_clock_read+0x18/0x30 [ 348.621383] ? kvm_sched_clock_read+0x9/0x20 [ 348.625797] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.631344] ? check_preemption_disabled+0x48/0x280 [ 348.636403] irq_exit+0x17f/0x1c0 [ 348.639867] smp_apic_timer_interrupt+0x1cb/0x760 [ 348.644712] ? smp_call_function_single_interrupt+0x159/0x650 [ 348.650605] ? smp_call_function_single_interrupt+0x650/0x650 [ 348.656504] ? interrupt_entry+0xb5/0xc0 [ 348.660573] ? trace_hardirqs_off_caller+0xbb/0x310 [ 348.665589] ? trace_hardirqs_off_caller+0xbb/0x310 [ 348.670611] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 348.675465] ? trace_hardirqs_on_caller+0x310/0x310 [ 348.680486] ? trace_hardirqs_on_caller+0x310/0x310 [ 348.685514] ? task_prio+0x50/0x50 [ 348.689060] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.694605] ? check_preemption_disabled+0x48/0x280 [ 348.699647] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 348.704517] apic_timer_interrupt+0xf/0x20 [ 348.708753] [ 348.710998] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 348.715938] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 348.734848] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 348.742572] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 348.749853] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 348.757132] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 348.764414] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 348.771688] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 348.779010] skb_clone+0x1bb/0x500 [ 348.782556] ? finish_task_switch+0x2f4/0x910 [ 348.787089] ? skb_split+0x11e0/0x11e0 [ 348.791003] ? preempt_notifier_register+0x200/0x200 [ 348.796118] ? __switch_to_asm+0x34/0x70 [ 348.800184] ? __switch_to_asm+0x34/0x70 [ 348.804249] ? __switch_to_asm+0x40/0x70 [ 348.808312] ? __switch_to_asm+0x34/0x70 [ 348.812384] ? __switch_to_asm+0x40/0x70 [ 348.816446] ? __switch_to_asm+0x34/0x70 [ 348.820510] ? __switch_to_asm+0x40/0x70 [ 348.824584] ? __switch_to_asm+0x34/0x70 [ 348.828654] ? __switch_to_asm+0x34/0x70 [ 348.832718] ? __switch_to_asm+0x40/0x70 [ 348.836782] ? __switch_to_asm+0x34/0x70 [ 348.840857] bpf_clone_redirect+0xb9/0x490 [ 348.845094] ? __schedule+0x8d7/0x21d0 [ 348.848991] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 348.854014] ? __sched_text_start+0x8/0x8 [ 348.858168] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 348.862931] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 348.867533] ? find_held_lock+0x36/0x1c0 [ 348.871614] ? lock_acquire+0x1ed/0x520 [ 348.875595] ? bpf_test_run+0x3cb/0x780 [ 348.880087] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.885637] ? check_preemption_disabled+0x48/0x280 [ 348.890674] ? kasan_check_read+0x11/0x20 [ 348.894831] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 348.900111] ? rcu_softirq_qs+0x20/0x20 [ 348.904089] ? preempt_schedule+0x4d/0x60 [ 348.908245] ? ___preempt_schedule+0x16/0x18 [ 348.912674] ? bpf_test_run+0x25d/0x780 [ 348.916665] ? netlink_diag_dump+0x2a0/0x2a0 [ 348.921084] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 348.926621] ? bpf_test_init.isra.10+0x70/0x100 [ 348.931303] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 348.936070] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 348.940915] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 348.946452] ? fput+0x130/0x1a0 [ 348.949737] ? __bpf_prog_get+0x9b/0x290 [ 348.953819] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 348.958665] ? bpf_prog_test_run+0x130/0x1a0 [ 348.963102] ? __x64_sys_bpf+0x3d8/0x520 [ 348.967168] ? bpf_prog_get+0x20/0x20 [ 348.970990] ? do_syscall_64+0x1b9/0x820 [ 348.975056] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 348.980429] ? syscall_return_slowpath+0x5e0/0x5e0 [ 348.985562] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 348.990421] ? trace_hardirqs_on_caller+0x310/0x310 [ 348.995448] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 349.000471] ? prepare_exit_to_usermode+0x291/0x3b0 [ 349.005500] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 349.010357] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 349.015738] Mem-Info: [ 349.018172] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 349.018172] active_file:16 inactive_file:18 isolated_file:0 [ 349.018172] unevictable:0 dirty:0 writeback:0 unstable:0 [ 349.018172] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 349.018172] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 349.018172] free:13683 free_pcp:174 free_cma:0 [ 349.051099] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 349.078609] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 349.104780] lowmem_reserve[]: 0 2818 6321 6321 [ 349.109402] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 349.136936] lowmem_reserve[]: 0 0 3503 3503 [ 349.141287] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:448kB local_pcp:248kB free_cma:0kB [ 349.170208] lowmem_reserve[]: 0 0 0 0 [ 349.174038] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 349.187709] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 1*32kB (M) 4*64kB (UM) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25052kB [ 349.203131] Node 0 Normal: 943*4kB (ME) 466*8kB (UME) 200*16kB (UME) 78*32kB (UME) 9*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB [ 349.217304] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 349.226142] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 349.234716] 172 total pagecache pages [ 349.238523] 0 pages in swap cache [ 349.241973] Swap cache stats: add 0, delete 0, find 0/0 [ 349.247332] Free swap = 0kB [ 349.250344] Total swap = 0kB [ 349.253361] 1965979 pages RAM [ 349.256457] 0 pages HighMem/MovableOnly [ 349.260420] 342867 pages reserved [ 349.263871] 0 pages cma reserved [ 349.267307] aoe: skb alloc failure [ 349.270926] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 349.281420] syz-executor1 cpuset=syz1 mems_allowed=0 [ 349.286556] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 349.293576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 349.302935] Call Trace: [ 349.305524] [ 349.307709] dump_stack+0x244/0x39d [ 349.311402] ? dump_stack_print_info.cold.1+0x20/0x20 [ 349.316649] warn_alloc.cold.117+0xb7/0x1bd [ 349.320993] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 349.325861] ? lock_downgrade+0x900/0x900 [ 349.330025] ? trace_hardirqs_off+0xb8/0x310 [ 349.334453] ? trace_hardirqs_off+0xb8/0x310 [ 349.338889] __alloc_pages_slowpath+0x2660/0x2d70 [ 349.343771] ? warn_alloc+0x120/0x120 [ 349.347590] ? __lock_acquire+0x62f/0x4c20 [ 349.351845] ? warn_alloc+0x120/0x120 [ 349.355667] ? print_usage_bug+0xc0/0xc0 [ 349.359740] ? warn_alloc+0x120/0x120 [ 349.363552] ? print_usage_bug+0xc0/0xc0 [ 349.367633] ? mark_held_locks+0x130/0x130 [ 349.371884] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.377437] ? check_preemption_disabled+0x48/0x280 [ 349.382467] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 349.386982] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 349.392540] ? should_fail+0x22d/0xd01 [ 349.396444] ? kasan_check_read+0x11/0x20 [ 349.400606] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 349.405732] ? __lock_acquire+0x62f/0x4c20 [ 349.409979] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 349.415095] ? should_fail+0x22d/0xd01 [ 349.419083] ? zap_class+0x640/0x640 [ 349.422817] ? mark_held_locks+0x130/0x130 [ 349.427071] ? mark_held_locks+0x130/0x130 [ 349.431320] ? zap_class+0x640/0x640 [ 349.435048] ? zap_class+0x640/0x640 [ 349.438771] ? up+0xea/0x1c0 [ 349.441804] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.447357] ? check_preemption_disabled+0x48/0x280 [ 349.452403] ? __lock_is_held+0xb5/0x140 [ 349.456498] __alloc_pages_nodemask+0xa80/0xde0 [ 349.461194] ? zap_class+0x640/0x640 [ 349.464929] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 349.469972] ? find_held_lock+0x36/0x1c0 [ 349.474059] ? ____cache_alloc_node+0x1c7/0x1e0 [ 349.478745] ? lock_downgrade+0x900/0x900 [ 349.482913] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.488483] cache_grow_begin+0xa5/0x8c0 [ 349.492659] ? do_raw_spin_unlock+0xa7/0x330 [ 349.497089] fallback_alloc+0x204/0x2e0 [ 349.501087] ____cache_alloc_node+0x1c7/0x1e0 [ 349.505598] kmem_cache_alloc_node+0xe3/0x730 [ 349.510116] ? lockdep_hardirqs_on+0x296/0x5b0 [ 349.514724] __alloc_skb+0x119/0x770 [ 349.518487] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 349.523879] ? netdev_alloc_frag+0x1f0/0x1f0 [ 349.528303] ? vprintk_default+0x28/0x30 [ 349.532384] ? vprintk_func+0x85/0x181 [ 349.536289] ? printk+0xa7/0xcf [ 349.539576] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 349.544348] ? do_raw_spin_trylock+0x270/0x270 [ 349.548949] new_skb+0x26/0x1c0 [ 349.552240] aoecmd_cfg+0x279/0x7f0 [ 349.555878] ? find_held_lock+0x36/0x1c0 [ 349.559950] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 349.564310] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.569871] ? __lock_is_held+0xb5/0x140 [ 349.573958] discover_timer+0x50/0x60 [ 349.577777] call_timer_fn+0x272/0x920 [ 349.581676] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 349.586532] ? process_timeout+0x40/0x40 [ 349.590642] ? __run_timers+0x7da/0xc70 [ 349.594641] ? _raw_spin_unlock_irq+0x27/0x80 [ 349.599176] ? _raw_spin_unlock_irq+0x27/0x80 [ 349.603689] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 349.608546] ? lockdep_hardirqs_on+0x296/0x5b0 [ 349.613143] ? trace_hardirqs_on+0xbd/0x310 [ 349.617532] ? kasan_check_read+0x11/0x20 [ 349.621725] ? __run_timers+0x7da/0xc70 [ 349.625712] ? trace_hardirqs_off_caller+0x310/0x310 [ 349.630843] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 349.635697] __run_timers+0x7e5/0xc70 [ 349.639524] ? timer_fixup_init+0x70/0x70 [ 349.643709] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 349.648737] ? zap_class+0x640/0x640 [ 349.652467] ? enqueue_hrtimer+0x1a5/0x560 [ 349.656717] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 349.661925] ? find_held_lock+0x36/0x1c0 [ 349.666005] ? zap_class+0x640/0x640 [ 349.669731] ? pvclock_read_flags+0x160/0x160 [ 349.674241] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.679806] ? check_preemption_disabled+0x48/0x280 [ 349.684848] ? __lock_is_held+0xb5/0x140 [ 349.688925] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.694484] ? check_preemption_disabled+0x48/0x280 [ 349.699533] run_timer_softirq+0x52/0xb0 [ 349.703609] ? rcu_read_lock_sched_held+0x14f/0x180 [ 349.708649] __do_softirq+0x308/0xb7e [ 349.712468] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 349.716976] ? lock_downgrade+0x900/0x900 [ 349.721144] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 349.726295] ? pvclock_read_flags+0x160/0x160 [ 349.730802] ? lapic_next_event+0x5a/0x90 [ 349.734970] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.740531] ? kvm_clock_read+0x18/0x30 [ 349.744518] ? kvm_sched_clock_read+0x9/0x20 [ 349.748940] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.754492] ? check_preemption_disabled+0x48/0x280 [ 349.759529] irq_exit+0x17f/0x1c0 [ 349.763000] smp_apic_timer_interrupt+0x1cb/0x760 [ 349.767884] ? smp_call_function_single_interrupt+0x159/0x650 [ 349.773785] ? smp_call_function_single_interrupt+0x650/0x650 [ 349.779694] ? interrupt_entry+0xb5/0xc0 [ 349.783774] ? trace_hardirqs_off_caller+0xbb/0x310 [ 349.788801] ? trace_hardirqs_off_caller+0xbb/0x310 [ 349.793830] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 349.798689] ? trace_hardirqs_on_caller+0x310/0x310 [ 349.803716] ? trace_hardirqs_on_caller+0x310/0x310 [ 349.808743] ? task_prio+0x50/0x50 [ 349.812310] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.817860] ? check_preemption_disabled+0x48/0x280 [ 349.822896] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 349.827767] apic_timer_interrupt+0xf/0x20 [ 349.832010] [ 349.834266] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 349.839210] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 349.858128] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 349.865857] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 349.873132] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 349.880412] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 349.887689] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 349.894963] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 349.902286] skb_clone+0x1bb/0x500 [ 349.905837] ? finish_task_switch+0x2f4/0x910 [ 349.910348] ? skb_split+0x11e0/0x11e0 [ 349.914251] ? preempt_notifier_register+0x200/0x200 [ 349.919370] ? __switch_to_asm+0x34/0x70 [ 349.923443] ? __switch_to_asm+0x34/0x70 [ 349.927508] ? __switch_to_asm+0x40/0x70 [ 349.931609] ? __switch_to_asm+0x34/0x70 [ 349.935696] ? __switch_to_asm+0x40/0x70 [ 349.939767] ? __switch_to_asm+0x34/0x70 [ 349.943837] ? __switch_to_asm+0x40/0x70 [ 349.947911] ? __switch_to_asm+0x34/0x70 [ 349.951986] ? __switch_to_asm+0x34/0x70 [ 349.956053] ? __switch_to_asm+0x40/0x70 [ 349.960120] ? __switch_to_asm+0x34/0x70 [ 349.964245] bpf_clone_redirect+0xb9/0x490 [ 349.968499] ? __schedule+0x8d7/0x21d0 [ 349.972401] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 349.977432] ? __sched_text_start+0x8/0x8 [ 349.981592] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 349.986369] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 349.990970] ? find_held_lock+0x36/0x1c0 [ 349.995049] ? lock_acquire+0x1ed/0x520 [ 349.999033] ? bpf_test_run+0x3cb/0x780 [ 350.003045] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.008596] ? check_preemption_disabled+0x48/0x280 [ 350.013645] ? kasan_check_read+0x11/0x20 [ 350.017812] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 350.023110] ? rcu_softirq_qs+0x20/0x20 [ 350.027112] ? preempt_schedule+0x4d/0x60 [ 350.031273] ? ___preempt_schedule+0x16/0x18 [ 350.035702] ? bpf_test_run+0x25d/0x780 [ 350.039702] ? netlink_diag_dump+0x2a0/0x2a0 [ 350.044130] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 350.049679] ? bpf_test_init.isra.10+0x70/0x100 [ 350.054366] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 350.059143] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 350.064000] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 350.069550] ? fput+0x130/0x1a0 [ 350.072851] ? __bpf_prog_get+0x9b/0x290 [ 350.076928] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 350.081783] ? bpf_prog_test_run+0x130/0x1a0 [ 350.086223] ? __x64_sys_bpf+0x3d8/0x520 [ 350.090301] ? bpf_prog_get+0x20/0x20 [ 350.094130] ? do_syscall_64+0x1b9/0x820 [ 350.098207] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 350.103590] ? syscall_return_slowpath+0x5e0/0x5e0 [ 350.108538] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 350.113392] ? trace_hardirqs_on_caller+0x310/0x310 [ 350.118420] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 350.123449] ? prepare_exit_to_usermode+0x291/0x3b0 [ 350.128497] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 350.133372] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 350.138756] Mem-Info: [ 350.141221] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 350.141221] active_file:16 inactive_file:18 isolated_file:0 [ 350.141221] unevictable:0 dirty:0 writeback:0 unstable:0 [ 350.141221] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 350.141221] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 350.141221] free:13683 free_pcp:174 free_cma:0 [ 350.174169] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 350.201679] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 350.227832] lowmem_reserve[]: 0 2818 6321 6321 [ 350.232457] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 350.259992] lowmem_reserve[]: 0 0 3503 3503 [ 350.264352] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:448kB local_pcp:248kB free_cma:0kB [ 350.293280] lowmem_reserve[]: 0 0 0 0 [ 350.297116] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 350.310799] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 1*32kB (M) 4*64kB (UM) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25052kB [ 350.326348] Node 0 Normal: 943*4kB (ME) 466*8kB (UME) 200*16kB (UME) 78*32kB (UME) 9*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB [ 350.340536] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 350.349397] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 350.357992] 172 total pagecache pages [ 350.361799] 0 pages in swap cache [ 350.365254] Swap cache stats: add 0, delete 0, find 0/0 [ 350.370616] Free swap = 0kB [ 350.373641] Total swap = 0kB [ 350.376659] 1965979 pages RAM [ 350.379762] 0 pages HighMem/MovableOnly [ 350.383758] 342867 pages reserved [ 350.387218] 0 pages cma reserved [ 350.390667] aoe: skb alloc failure [ 350.394279] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 350.404767] syz-executor1 cpuset=syz1 mems_allowed=0 [ 350.409903] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 350.416920] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 350.426273] Call Trace: [ 350.428864] [ 350.431033] dump_stack+0x244/0x39d [ 350.434679] ? dump_stack_print_info.cold.1+0x20/0x20 [ 350.439892] warn_alloc.cold.117+0xb7/0x1bd [ 350.444235] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 350.449100] ? lock_downgrade+0x900/0x900 [ 350.453310] ? trace_hardirqs_off+0xb8/0x310 [ 350.457743] ? trace_hardirqs_off+0xb8/0x310 [ 350.462178] __alloc_pages_slowpath+0x2660/0x2d70 [ 350.467062] ? warn_alloc+0x120/0x120 [ 350.470877] ? __lock_acquire+0x62f/0x4c20 [ 350.475123] ? __lock_acquire+0x62f/0x4c20 [ 350.479366] ? warn_alloc+0x120/0x120 [ 350.483181] ? print_usage_bug+0xc0/0xc0 [ 350.487253] ? warn_alloc+0x120/0x120 [ 350.491065] ? print_usage_bug+0xc0/0xc0 [ 350.495138] ? mark_held_locks+0x130/0x130 [ 350.499381] ? mark_held_locks+0x130/0x130 [ 350.503650] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 350.509191] ? should_fail+0x22d/0xd01 [ 350.513096] ? zap_class+0x640/0x640 [ 350.516821] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 350.521936] ? __lock_acquire+0x62f/0x4c20 [ 350.526183] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 350.531306] ? should_fail+0x22d/0xd01 [ 350.535204] ? zap_class+0x640/0x640 [ 350.538937] ? mark_held_locks+0x130/0x130 [ 350.543186] ? mark_held_locks+0x130/0x130 [ 350.547432] ? zap_class+0x640/0x640 [ 350.551174] ? zap_class+0x640/0x640 [ 350.554894] ? up+0xea/0x1c0 [ 350.557926] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.563494] ? check_preemption_disabled+0x48/0x280 [ 350.568532] ? __lock_is_held+0xb5/0x140 [ 350.572610] __alloc_pages_nodemask+0xa80/0xde0 [ 350.577309] ? zap_class+0x640/0x640 [ 350.581035] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 350.586073] ? find_held_lock+0x36/0x1c0 [ 350.590156] ? ____cache_alloc_node+0x1c7/0x1e0 [ 350.594836] ? lock_downgrade+0x900/0x900 [ 350.599000] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.604555] cache_grow_begin+0xa5/0x8c0 [ 350.608623] ? do_raw_spin_unlock+0xa7/0x330 [ 350.613057] fallback_alloc+0x204/0x2e0 [ 350.617051] ____cache_alloc_node+0x1c7/0x1e0 [ 350.621562] kmem_cache_alloc_node+0xe3/0x730 [ 350.626082] ? lockdep_hardirqs_on+0x296/0x5b0 [ 350.630692] __alloc_skb+0x119/0x770 [ 350.634417] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 350.639798] ? netdev_alloc_frag+0x1f0/0x1f0 [ 350.644227] ? vprintk_default+0x28/0x30 [ 350.648302] ? vprintk_func+0x85/0x181 [ 350.652198] ? printk+0xa7/0xcf [ 350.655491] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 350.660272] ? do_raw_spin_trylock+0x270/0x270 [ 350.664871] new_skb+0x26/0x1c0 [ 350.668168] aoecmd_cfg+0x279/0x7f0 [ 350.671815] ? find_held_lock+0x36/0x1c0 [ 350.675887] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 350.680227] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.685784] ? __lock_is_held+0xb5/0x140 [ 350.689875] discover_timer+0x50/0x60 [ 350.693706] call_timer_fn+0x272/0x920 [ 350.697635] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 350.702494] ? process_timeout+0x40/0x40 [ 350.706598] ? __run_timers+0x7da/0xc70 [ 350.710599] ? _raw_spin_unlock_irq+0x27/0x80 [ 350.715107] ? _raw_spin_unlock_irq+0x27/0x80 [ 350.719615] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 350.724474] ? lockdep_hardirqs_on+0x296/0x5b0 [ 350.729069] ? trace_hardirqs_on+0xbd/0x310 [ 350.733406] ? kasan_check_read+0x11/0x20 [ 350.737562] ? __run_timers+0x7da/0xc70 [ 350.741548] ? trace_hardirqs_off_caller+0x310/0x310 [ 350.746677] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 350.751533] __run_timers+0x7e5/0xc70 [ 350.755363] ? timer_fixup_init+0x70/0x70 [ 350.759526] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 350.764560] ? zap_class+0x640/0x640 [ 350.768284] ? enqueue_hrtimer+0x1a5/0x560 [ 350.772522] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 350.777748] ? find_held_lock+0x36/0x1c0 [ 350.781819] ? zap_class+0x640/0x640 [ 350.785567] ? pvclock_read_flags+0x160/0x160 [ 350.790074] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.795641] ? check_preemption_disabled+0x48/0x280 [ 350.800674] ? __lock_is_held+0xb5/0x140 [ 350.804748] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.810293] ? check_preemption_disabled+0x48/0x280 [ 350.815327] run_timer_softirq+0x52/0xb0 [ 350.819397] ? rcu_read_lock_sched_held+0x14f/0x180 [ 350.824441] __do_softirq+0x308/0xb7e [ 350.828254] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 350.832775] ? lock_downgrade+0x900/0x900 [ 350.836939] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 350.842062] ? pvclock_read_flags+0x160/0x160 [ 350.846593] ? lapic_next_event+0x5a/0x90 [ 350.850766] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.856319] ? kvm_clock_read+0x18/0x30 [ 350.860300] ? kvm_sched_clock_read+0x9/0x20 [ 350.864722] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.870268] ? check_preemption_disabled+0x48/0x280 [ 350.875304] irq_exit+0x17f/0x1c0 [ 350.879272] smp_apic_timer_interrupt+0x1cb/0x760 [ 350.884228] ? smp_call_function_single_interrupt+0x159/0x650 [ 350.890128] ? smp_call_function_single_interrupt+0x650/0x650 [ 350.896026] ? interrupt_entry+0xb5/0xc0 [ 350.900098] ? trace_hardirqs_off_caller+0xbb/0x310 [ 350.905119] ? trace_hardirqs_off_caller+0xbb/0x310 [ 350.910147] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 350.915006] ? trace_hardirqs_on_caller+0x310/0x310 [ 350.920032] ? trace_hardirqs_on_caller+0x310/0x310 [ 350.925057] ? task_prio+0x50/0x50 [ 350.928610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.934168] ? check_preemption_disabled+0x48/0x280 [ 350.939214] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 350.944077] apic_timer_interrupt+0xf/0x20 [ 350.948313] [ 350.950570] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 350.955504] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 350.974410] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 350.982155] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 350.989688] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 350.996961] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 351.004237] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 351.011510] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 351.019350] skb_clone+0x1bb/0x500 [ 351.022919] ? finish_task_switch+0x2f4/0x910 [ 351.027426] ? skb_split+0x11e0/0x11e0 [ 351.031324] ? preempt_notifier_register+0x200/0x200 [ 351.036467] ? __switch_to_asm+0x34/0x70 [ 351.040541] ? __switch_to_asm+0x34/0x70 [ 351.044643] ? __switch_to_asm+0x40/0x70 [ 351.048714] ? __switch_to_asm+0x34/0x70 [ 351.052783] ? __switch_to_asm+0x40/0x70 [ 351.056854] ? __switch_to_asm+0x34/0x70 [ 351.060924] ? __switch_to_asm+0x40/0x70 [ 351.064994] ? __switch_to_asm+0x34/0x70 [ 351.069089] ? __switch_to_asm+0x34/0x70 [ 351.073169] ? __switch_to_asm+0x40/0x70 [ 351.077237] ? __switch_to_asm+0x34/0x70 [ 351.081317] bpf_clone_redirect+0xb9/0x490 [ 351.085605] ? __schedule+0x8d7/0x21d0 [ 351.089516] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 351.094544] ? __sched_text_start+0x8/0x8 [ 351.098699] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 351.103469] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 351.108067] ? find_held_lock+0x36/0x1c0 [ 351.112148] ? lock_acquire+0x1ed/0x520 [ 351.116136] ? bpf_test_run+0x3cb/0x780 [ 351.120145] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.125707] ? check_preemption_disabled+0x48/0x280 [ 351.130746] ? kasan_check_read+0x11/0x20 [ 351.134909] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 351.140197] ? rcu_softirq_qs+0x20/0x20 [ 351.144204] ? preempt_schedule+0x4d/0x60 [ 351.148400] ? ___preempt_schedule+0x16/0x18 [ 351.152825] ? bpf_test_run+0x25d/0x780 [ 351.156821] ? netlink_diag_dump+0x2a0/0x2a0 [ 351.161239] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 351.166787] ? bpf_test_init.isra.10+0x70/0x100 [ 351.171473] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 351.176246] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 351.181100] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 351.186653] ? fput+0x130/0x1a0 [ 351.189946] ? __bpf_prog_get+0x9b/0x290 [ 351.194045] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 351.198895] ? bpf_prog_test_run+0x130/0x1a0 [ 351.203316] ? __x64_sys_bpf+0x3d8/0x520 [ 351.207398] ? bpf_prog_get+0x20/0x20 [ 351.211231] ? do_syscall_64+0x1b9/0x820 [ 351.215303] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 351.220681] ? syscall_return_slowpath+0x5e0/0x5e0 [ 351.225622] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 351.230490] ? trace_hardirqs_on_caller+0x310/0x310 [ 351.235516] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 351.240544] ? prepare_exit_to_usermode+0x291/0x3b0 [ 351.245584] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 351.250447] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 351.255829] Mem-Info: [ 351.258268] active_anon:54693 inactive_anon:132 isolated_anon:0 [ 351.258268] active_file:16 inactive_file:18 isolated_file:0 [ 351.258268] unevictable:0 dirty:0 writeback:0 unstable:0 [ 351.258268] slab_reclaimable:9071 slab_unreclaimable:1466184 [ 351.258268] mapped:49154 shmem:138 pagetables:681 bounce:0 [ 351.258268] free:13683 free_pcp:174 free_cma:0 [ 351.291205] Node 0 active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 202752kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 351.318712] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 351.344859] lowmem_reserve[]: 0 2818 6321 6321 [ 351.349475] Node 0 DMA32 free:25052kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 351.377008] lowmem_reserve[]: 0 0 3503 3503 [ 351.381378] Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:218772kB inactive_anon:528kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5344kB pagetables:2724kB bounce:0kB free_pcp:448kB local_pcp:248kB free_cma:0kB [ 351.410306] lowmem_reserve[]: 0 0 0 0 [ 351.414151] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 351.427821] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 1*32kB (M) 4*64kB (UM) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25052kB [ 351.443269] Node 0 Normal: 943*4kB (ME) 466*8kB (UME) 200*16kB (UME) 78*32kB (UME) 9*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB [ 351.457461] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 351.466299] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 351.474871] 172 total pagecache pages [ 351.478681] 0 pages in swap cache [ 351.482137] Swap cache stats: add 0, delete 0, find 0/0 [ 351.487501] Free swap = 0kB [ 351.490515] Total swap = 0kB [ 351.493535] 1965979 pages RAM [ 351.496647] 0 pages HighMem/MovableOnly [ 351.500620] 342867 pages reserved [ 351.504081] 0 pages cma reserved [ 351.507497] aoe: skb alloc failure [ 351.511119] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 351.521612] syz-executor1 cpuset=syz1 mems_allowed=0 [ 351.526755] CPU: 0 PID: 10618 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 351.533772] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 351.543123] Call Trace: [ 351.545709] [ 351.547886] dump_stack+0x244/0x39d [ 351.551532] ? dump_stack_print_info.cold.1+0x20/0x20 [ 351.556751] warn_alloc.cold.117+0xb7/0x1bd [ 351.561083] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 351.565946] ? lock_downgrade+0x900/0x900 [ 351.570114] ? trace_hardirqs_off+0xb8/0x310 [ 351.574541] ? trace_hardirqs_off+0xb8/0x310 [ 351.578985] __alloc_pages_slowpath+0x2660/0x2d70 [ 351.583871] ? warn_alloc+0x120/0x120 [ 351.587682] ? __lock_acquire+0x62f/0x4c20 [ 351.591928] ? warn_alloc+0x120/0x120 [ 351.595738] ? print_usage_bug+0xc0/0xc0 [ 351.599815] ? warn_alloc+0x120/0x120 [ 351.603634] ? print_usage_bug+0xc0/0xc0 [ 351.607708] ? mark_held_locks+0x130/0x130 [ 351.611951] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.617505] ? check_preemption_disabled+0x48/0x280 [ 351.622531] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 351.627037] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 351.632581] ? should_fail+0x22d/0xd01 [ 351.636485] ? kasan_check_read+0x11/0x20 [ 351.640653] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 351.645772] ? __lock_acquire+0x62f/0x4c20 [ 351.650017] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 351.655130] ? should_fail+0x22d/0xd01 [ 351.659026] ? zap_class+0x640/0x640 [ 351.662760] ? mark_held_locks+0x130/0x130 [ 351.667005] ? mark_held_locks+0x130/0x130 [ 351.671254] ? zap_class+0x640/0x640 [ 351.674981] ? zap_class+0x640/0x640 [ 351.678706] ? up+0xea/0x1c0 [ 351.681744] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.687297] ? check_preemption_disabled+0x48/0x280 [ 351.692336] ? __lock_is_held+0xb5/0x140 [ 351.696429] __alloc_pages_nodemask+0xa80/0xde0 [ 351.701108] ? zap_class+0x640/0x640 [ 351.704846] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 351.709880] ? find_held_lock+0x36/0x1c0 [ 351.713962] ? ____cache_alloc_node+0x1c7/0x1e0 [ 351.718645] ? lock_downgrade+0x900/0x900 [ 351.722812] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.728389] cache_grow_begin+0xa5/0x8c0 [ 351.732465] ? do_raw_spin_unlock+0xa7/0x330 [ 351.736901] fallback_alloc+0x204/0x2e0 [ 351.740895] ____cache_alloc_node+0x1c7/0x1e0 [ 351.745416] kmem_cache_alloc_node+0xe3/0x730 [ 351.749922] ? lockdep_hardirqs_on+0x296/0x5b0 [ 351.754521] __alloc_skb+0x119/0x770 [ 351.758246] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 351.763634] ? netdev_alloc_frag+0x1f0/0x1f0 [ 351.768061] ? vprintk_default+0x28/0x30 [ 351.772135] ? vprintk_func+0x85/0x181 [ 351.776033] ? printk+0xa7/0xcf [ 351.779319] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 351.784088] ? do_raw_spin_trylock+0x270/0x270 [ 351.788685] new_skb+0x26/0x1c0 [ 351.791983] aoecmd_cfg+0x279/0x7f0 [ 351.795623] ? find_held_lock+0x36/0x1c0 [ 351.799709] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 351.804048] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.809609] ? __lock_is_held+0xb5/0x140 [ 351.813704] discover_timer+0x50/0x60 [ 351.817521] call_timer_fn+0x272/0x920 [ 351.821429] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 351.826281] ? process_timeout+0x40/0x40 [ 351.830359] ? __run_timers+0x7da/0xc70 [ 351.834360] ? _raw_spin_unlock_irq+0x27/0x80 [ 351.838875] ? _raw_spin_unlock_irq+0x27/0x80 [ 351.843390] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 351.848245] ? lockdep_hardirqs_on+0x296/0x5b0 [ 351.852837] ? trace_hardirqs_on+0xbd/0x310 [ 351.857166] ? kasan_check_read+0x11/0x20 [ 351.861325] ? __run_timers+0x7da/0xc70 [ 351.865318] ? trace_hardirqs_off_caller+0x310/0x310 [ 351.870451] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 351.875306] __run_timers+0x7e5/0xc70 [ 351.879318] ? timer_fixup_init+0x70/0x70 [ 351.883485] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 351.888516] ? zap_class+0x640/0x640 [ 351.892246] ? enqueue_hrtimer+0x1a5/0x560 [ 351.896500] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 351.901704] ? find_held_lock+0x36/0x1c0 [ 351.905778] ? zap_class+0x640/0x640 [ 351.909509] ? pvclock_read_flags+0x160/0x160 [ 351.914019] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.919568] ? check_preemption_disabled+0x48/0x280 [ 351.924609] ? __lock_is_held+0xb5/0x140 [ 351.928689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.934240] ? check_preemption_disabled+0x48/0x280 [ 351.939274] run_timer_softirq+0x52/0xb0 [ 351.943347] ? rcu_read_lock_sched_held+0x14f/0x180 [ 351.948396] __do_softirq+0x308/0xb7e [ 351.952219] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 351.956725] ? lock_downgrade+0x900/0x900 [ 351.960888] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 351.966012] ? pvclock_read_flags+0x160/0x160 [ 351.970525] ? lapic_next_event+0x5a/0x90 [ 351.974686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.980249] ? kvm_clock_read+0x18/0x30 [ 351.984254] ? kvm_sched_clock_read+0x9/0x20 [ 351.988694] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.994244] ? check_preemption_disabled+0x48/0x280 [ 351.999284] irq_exit+0x17f/0x1c0 [ 352.002755] smp_apic_timer_interrupt+0x1cb/0x760 [ 352.007619] ? smp_call_function_single_interrupt+0x159/0x650 [ 352.013525] ? smp_call_function_single_interrupt+0x650/0x650 [ 352.019419] ? interrupt_entry+0xb5/0xc0 [ 352.023490] ? trace_hardirqs_off_caller+0xbb/0x310 [ 352.028517] ? trace_hardirqs_off_caller+0xbb/0x310 [ 352.033549] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 352.038407] ? trace_hardirqs_on_caller+0x310/0x310 [ 352.043431] ? trace_hardirqs_on_caller+0x310/0x310 [ 352.048462] ? task_prio+0x50/0x50 [ 352.052014] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.057562] ? check_preemption_disabled+0x48/0x280 [ 352.062604] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 352.067484] apic_timer_interrupt+0xf/0x20 [ 352.071720] [ 352.073976] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 352.078920] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 352.097838] RSP: 0018:ffff8801999b7740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 352.105565] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 352.112849] RDX: 0000000000000000 RSI: ffff8801d7a7aec0 RDI: 0000000000000286 [ 352.120130] RBP: ffff8801999b77a8 R08: ffff8801d7a7a640 R09: 0000000000000000 [ 352.127409] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 352.134691] R13: ffff8801d9bd2c80 R14: ffff8801d9bd2c80 R15: 0000000000480020 [ 352.142020] skb_clone+0x1bb/0x500 [ 352.145577] ? finish_task_switch+0x2f4/0x910 [ 352.150090] ? skb_split+0x11e0/0x11e0 [ 352.153996] ? preempt_notifier_register+0x200/0x200 [ 352.159109] ? __switch_to_asm+0x34/0x70 [ 352.163183] ? __switch_to_asm+0x34/0x70 [ 352.167256] ? __switch_to_asm+0x40/0x70 [ 352.171326] ? __switch_to_asm+0x34/0x70 [ 352.175394] ? __switch_to_asm+0x40/0x70 [ 352.179469] ? __switch_to_asm+0x34/0x70 [ 352.183536] ? __switch_to_asm+0x40/0x70 [ 352.187606] ? __switch_to_asm+0x34/0x70 [ 352.191687] ? __switch_to_asm+0x34/0x70 [ 352.195756] ? __switch_to_asm+0x40/0x70 [ 352.199827] ? __switch_to_asm+0x34/0x70 [ 352.203912] bpf_clone_redirect+0xb9/0x490 [ 352.208157] ? __schedule+0x8d7/0x21d0 [ 352.212058] bpf_prog_bebbfe2050753572+0x135/0x1000 [ 352.217082] ? __sched_text_start+0x8/0x8