4ec0 [ 180.441488] 0 [ 180.443293] ? kasan_check_read+0x11/0x20 [ 180.447496] 0 0 [ 180.449306] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 180.455396] ? should_fail+0x22d/0xd01 [ 180.460907] Node 0 [ 180.464788] ? rcu_bh_qs+0xc0/0xc0 [ 180.464798] DMA: [ 180.467028] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 180.470542] 1*4kB [ 180.472604] ? __lock_acquire+0x7ec/0x4ec0 [ 180.477681] (U) [ 180.479825] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 180.484037] 0*8kB [ 180.486009] ? __lock_acquire+0x7ec/0x4ec0 [ 180.491087] 0*16kB [ 180.493233] ? should_fail+0x22d/0xd01 [ 180.497447] 1*32kB [ 180.499687] ? rcu_idle_enter+0x4b0/0x4b0 [ 180.503550] (U) [ 180.505785] ? mark_held_locks+0x130/0x130 [ 180.509909] 2*64kB [ 180.511877] ? mark_held_locks+0x130/0x130 [ 180.516089] (U) [ 180.518321] ? mark_held_locks+0xc7/0x130 [ 180.522529] 1*128kB [ 180.524500] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 180.528619] (U) [ 180.530935] ? graph_lock+0x170/0x170 [ 180.535926] 1*256kB [ 180.537895] ? print_usage_bug+0xc0/0xc0 [ 180.541672] (U) [ 180.543996] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 180.548030] 0*512kB [ 180.550007] ? check_preemption_disabled+0x48/0x280 [ 180.555515] 1*1024kB [ 180.557835] ? check_preemption_disabled+0x48/0x280 [ 180.562826] (U) [ 180.565234] ? __lock_is_held+0xb5/0x140 [ 180.570221] 1*2048kB [ 180.572209] __alloc_pages_nodemask+0xa80/0xde0 [ 180.576243] (M) [ 180.578647] ? graph_lock+0x170/0x170 [ 180.583291] 3*4096kB [ 180.585326] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 180.589101] (M) [ 180.591521] ? graph_lock+0x170/0x170 [ 180.596519] = 15908kB [ 180.598501] ? find_held_lock+0x36/0x1c0 [ 180.602277] Node 0 [ 180.604703] ? ____cache_alloc_node+0x1c7/0x1e0 [ 180.608732] DMA32: [ 180.610981] ? lock_downgrade+0x900/0x900 [ 180.615620] 3*4kB [ 180.617869] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 180.621992] (M) [ 180.624139] cache_grow_begin+0x91/0x8c0 [ 180.629648] 2*8kB [ 180.631626] ? do_raw_spin_unlock+0xa7/0x330 [ 180.635661] (UM) [ 180.637809] fallback_alloc+0x203/0x2e0 [ 180.642189] 3*16kB [ 180.644249] ____cache_alloc_node+0x1c7/0x1e0 [ 180.648199] (UM) [ 180.650443] kmem_cache_alloc_node+0xe3/0x730 [ 180.654924] 3*32kB [ 180.656981] ? ipv6_get_ifaddr+0x42e/0x620 [ 180.661449] (UM) [ 180.663692] __alloc_skb+0x119/0x770 [ 180.667897] 5*64kB [ 180.669974] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 180.673658] (UM) [ 180.675906] ? skb_scrub_packet+0x490/0x490 [ 180.681173] 3*128kB [ 180.683237] ? lock_downgrade+0x900/0x900 [ 180.687538] (M) [ 180.689857] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 180.693979] 3*256kB [ 180.695994] ? refcount_sub_and_test_checked+0x203/0x310 [ 180.701505] (M) [ 180.703823] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 180.709247] 4*512kB [ 180.711218] ? addrconf_rs_timer+0x690/0x690 [ 180.716642] (UM) [ 180.718972] ndisc_alloc_skb+0x144/0x340 [ 180.723347] 3*1024kB [ 180.725406] ndisc_send_rs+0x331/0x6e0 [ 180.729445] (UM) [ 180.731857] addrconf_rs_timer+0x314/0x690 [ 180.735718] 1*2048kB (M) [ 180.737785] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 180.741995] 4*4096kB [ 180.744755] call_timer_fn+0x272/0x920 [ 180.748954] (M) [ 180.751365] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 180.755251] = 25196kB [ 180.757225] ? process_timeout+0x40/0x40 [ 180.761432] Node 0 [ 180.763844] ? find_held_lock+0x36/0x1c0 [ 180.767884] Normal: [ 180.770122] ? mark_held_locks+0xc7/0x130 [ 180.774156] 1032*4kB [ 180.776488] ? _raw_spin_unlock_irq+0x27/0x80 [ 180.780610] (ME) [ 180.783016] ? _raw_spin_unlock_irq+0x27/0x80 [ 180.787492] 425*8kB [ 180.789551] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 180.794022] (UME) [ 180.796339] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 180.800550] 181*16kB [ 180.802694] ? trace_hardirqs_on+0xbd/0x310 [ 180.807253] (UME) [ 180.809662] ? kasan_check_read+0x11/0x20 [ 180.813957] 72*32kB [ 180.816117] ? __run_timers+0x7da/0xc70 [ 180.820244] (UME) [ 180.822564] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 180.826536] 20*64kB [ 180.828677] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 180.834107] (UM) [ 180.836426] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 180.840753] 0*128kB 0*256kB [ 180.842842] __run_timers+0x7e5/0xc70 [ 180.847046] 0*512kB 0*1024kB [ 180.850077] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 180.853846] 0*2048kB [ 180.856946] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 180.862283] 0*4096kB [ 180.864687] ? graph_lock+0x170/0x170 [ 180.869678] = 14008kB [ 180.872079] ? print_usage_bug+0xc0/0xc0 [ 180.875867] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 180.878261] ? enqueue_hrtimer+0x1a5/0x560 [ 180.882306] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 180.891127] ? lock_release+0x970/0x970 [ 180.895339] 144 total pagecache pages [ 180.903936] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 180.907905] 0 pages in swap cache [ 180.911694] ? find_held_lock+0x36/0x1c0 [ 180.916873] Swap cache stats: add 0, delete 0, find 0/0 [ 180.920315] ? graph_lock+0x170/0x170 [ 180.924356] Free swap = 0kB [ 180.929715] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 180.933492] Total swap = 0kB [ 180.936506] ? check_preemption_disabled+0x48/0x280 [ 180.942014] 1965979 pages RAM [ 180.945036] ? __lock_is_held+0xb5/0x140 [ 180.950021] 0 pages HighMem/MovableOnly [ 180.953134] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 180.957167] 342306 pages reserved [ 180.961159] ? check_preemption_disabled+0x48/0x280 [ 180.966680] 0 pages cma reserved [ 180.966756] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 180.970136] run_timer_softirq+0x52/0xb0 [ 180.970151] ? rcu_read_lock_sched_held+0x108/0x120 [ 180.970168] __do_softirq+0x30c/0xb03 [ 180.975227] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 180.978535] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 180.985032] syz-executor1 cpuset= [ 180.989101] ? pvclock_read_flags+0x160/0x160 [ 180.994106] syz1 [ 180.997903] ? lapic_next_event+0x5a/0x90 [ 181.008366] mems_allowed=0 [ 181.013468] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 181.035920] ? check_preemption_disabled+0x48/0x280 [ 181.040942] ? check_preemption_disabled+0x48/0x280 [ 181.045973] ? kvm_clock_read+0x18/0x30 [ 181.049982] ? kvm_sched_clock_read+0x9/0x20 [ 181.054400] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 181.059939] ? check_preemption_disabled+0x48/0x280 [ 181.064979] irq_exit+0x17f/0x1c0 [ 181.068441] smp_apic_timer_interrupt+0x1cb/0x760 [ 181.073293] ? smp_reschedule_interrupt+0x109/0x650 [ 181.078315] ? smp_call_function_single_interrupt+0x650/0x650 [ 181.084201] ? interrupt_entry+0xb5/0xf0 [ 181.088269] ? trace_hardirqs_off_caller+0xbb/0x310 [ 181.093284] ? trace_hardirqs_off_caller+0xbb/0x310 [ 181.098301] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 181.103144] ? trace_hardirqs_on_caller+0x310/0x310 [ 181.108162] ? trace_hardirqs_on_caller+0x310/0x310 [ 181.113182] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 181.118722] ? check_preemption_disabled+0x48/0x280 [ 181.123740] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 181.129284] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 181.134137] apic_timer_interrupt+0xf/0x20 [ 181.138369] </IRQ> [ 181.140613] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 181.146068] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 181.164975] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 181.172686] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 181.179954] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 181.187232] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 181.194500] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 181.201766] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 181.209058] ? shrink_node_memcg+0x724/0x18e0 [ 181.213556] ? shrink_node_memcg+0x72e/0x18e0 [ 181.218059] shrink_node_memcg+0x72e/0x18e0 [ 181.222402] ? shrink_active_list+0x1c20/0x1c20 [ 181.227080] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 181.232724] ? graph_lock+0x170/0x170 [ 181.236530] ? mem_cgroup_charge_statistics+0x780/0x780 [ 181.241898] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 181.247441] ? print_usage_bug+0xc0/0xc0 [ 181.251534] shrink_node+0x3bc/0x16b0 [ 181.255338] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 181.260649] ? shrink_node_memcg+0x18e0/0x18e0 [ 181.265230] ? lockdep_hardirqs_on+0x421/0x5c0 [ 181.269814] ? trace_hardirqs_on+0xbd/0x310 [ 181.274138] ? vmpressure+0x271/0x340 [ 181.277942] ? do_raw_spin_unlock+0xa7/0x330 [ 181.282357] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 181.286968] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 181.292508] ? __cpuset_node_allowed+0x19b/0x660 [ 181.297286] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 181.302999] ? vmpressure+0x1a2/0x340 [ 181.306815] do_try_to_free_pages+0x3e7/0x1290 [ 181.311420] ? shrink_node+0x16b0/0x16b0 [ 181.315492] ? __lock_is_held+0xb5/0x140 [ 181.319572] try_to_free_pages+0x4d0/0xb90 [ 181.323818] ? do_try_to_free_pages+0x1290/0x1290 [ 181.328660] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 181.334210] ? lock_acquire+0x1ed/0x520 [ 181.338189] ? set_page_refcounted+0x280/0x280 [ 181.342780] ? lock_release+0x970/0x970 [ 181.346760] ? ___might_sleep+0x1ed/0x300 [ 181.350910] ? arch_local_save_flags+0x40/0x40 [ 181.355508] __alloc_pages_slowpath+0x9c4/0x2d70 [ 181.360300] ? warn_alloc+0x120/0x120 [ 181.364100] ? __radix_tree_lookup+0x4c0/0x4c0 [ 181.368699] ? find_get_entry+0x2f2/0xc40 [ 181.372862] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 181.378405] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 181.383335] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 181.388873] ? should_fail+0x22d/0xd01 [ 181.392767] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 181.397873] ? __lock_is_held+0xb5/0x140 [ 181.401971] ? __lock_is_held+0xb5/0x140 [ 181.406042] ? find_held_lock+0x36/0x1c0 [ 181.410109] ? ___might_sleep+0x1ed/0x300 [ 181.414261] ? lock_release+0x970/0x970 [ 181.418246] ? arch_local_save_flags+0x40/0x40 [ 181.422844] ? __might_sleep+0x95/0x190 [ 181.426826] __alloc_pages_nodemask+0xa80/0xde0 [ 181.431504] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 181.436530] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 181.442332] ? kasan_check_read+0x11/0x20 [ 181.446494] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 181.451777] ? graph_lock+0x170/0x170 [ 181.455578] ? print_usage_bug+0xc0/0xc0 [ 181.459646] ? graph_lock+0x170/0x170 [ 181.463445] ? graph_lock+0x170/0x170 [ 181.467271] ? __do_page_cache_readahead+0x7ce/0x980 [ 181.472378] ? find_held_lock+0x36/0x1c0 [ 181.476445] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 181.481999] alloc_pages_current+0x10c/0x210 [ 181.486436] ? lock_downgrade+0x900/0x900 [ 181.490598] __page_cache_alloc+0x38f/0x5b0 [ 181.494923] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 181.500722] ? kasan_check_read+0x11/0x20 [ 181.504870] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 181.510150] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 181.514819] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 181.520360] ? check_preemption_disabled+0x48/0x280 [ 181.525385] filemap_fault+0x1594/0x25f0 [ 181.529469] ? __lock_page_or_retry+0xa00/0xa00 [ 181.534147] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 181.539945] ? kasan_check_read+0x11/0x20 [ 181.544100] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 181.549379] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 181.554491] ? rcu_bh_qs+0xc0/0xc0 [ 181.558033] ? trace_hardirqs_on+0xbd/0x310 [ 181.562356] ? kasan_check_read+0x11/0x20 [ 181.566506] ? __free_object+0x173/0x340 [ 181.570580] ? filemap_map_pages+0xdea/0x1980 [ 181.575083] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 181.580191] ? __free_object+0x173/0x340 [ 181.584255] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 181.589537] ? debug_object_free+0x325/0x690 [ 181.593952] ? find_get_pages_range_tag+0x1320/0x1320 [ 181.599155] ? graph_lock+0x170/0x170 [ 181.602985] ? kasan_check_read+0x11/0x20 [ 181.607137] ? debug_object_destroy+0x2b0/0x2b0 [ 181.611818] ? lock_acquire+0x1ed/0x520 [ 181.615797] ? ext4_filemap_fault+0x7a/0xad [ 181.620124] ? lock_release+0x970/0x970 [ 181.624103] ? arch_local_save_flags+0x40/0x40 [ 181.628689] ? futex_wait_setup+0x3e0/0x3e0 [ 181.633050] ? down_read+0xb0/0x1d0 [ 181.636676] ? ext4_filemap_fault+0x7a/0xad [ 181.641000] ? __down_interruptible+0x700/0x700 [ 181.645691] ext4_filemap_fault+0x82/0xad [ 181.649850] __do_fault+0x100/0x6b0 [ 181.653488] ? print_bad_pte+0x6c0/0x6c0 [ 181.657551] ? do_futex+0x249/0x26d0 [ 181.661268] ? finish_task_switch+0x1f4/0x910 [ 181.665768] ? _raw_spin_unlock_irq+0x27/0x80 [ 181.670262] ? pmd_val+0x88/0x100 [ 181.673717] ? add_mm_counter_fast+0xd0/0xd0 [ 181.678136] ? pmd_val+0x88/0x100 [ 181.681589] ? add_mm_counter_fast+0xd0/0xd0 [ 181.686009] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 181.691557] __handle_mm_fault+0x3709/0x53e0 [ 181.695983] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 181.700828] ? __switch_to_asm+0x34/0x70 [ 181.704888] ? graph_lock+0x170/0x170 [ 181.708873] ? print_usage_bug+0xc0/0xc0 [ 181.712994] ? __switch_to_asm+0x34/0x70 [ 181.717062] ? graph_lock+0x170/0x170 [ 181.720861] ? graph_lock+0x170/0x170 [ 181.724685] ? handle_mm_fault+0x42a/0xc70 [ 181.728922] ? lock_downgrade+0x900/0x900 [ 181.733076] ? check_preemption_disabled+0x48/0x280 [ 181.738101] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 181.743906] ? kasan_check_read+0x11/0x20 [ 181.748061] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 181.753346] ? rcu_bh_qs+0xc0/0xc0 [ 181.756888] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 181.762339] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 181.767881] ? check_preemption_disabled+0x48/0x280 [ 181.772909] handle_mm_fault+0x54f/0xc70 [ 181.776997] ? __handle_mm_fault+0x53e0/0x53e0 [ 181.781587] ? find_vma+0x34/0x190 [ 181.785134] __do_page_fault+0x67d/0xed0 [ 181.789213] ? mm_fault_error+0x380/0x380 [ 181.793365] ? trace_hardirqs_off+0xb8/0x310 [ 181.797777] ? trace_hardirqs_on+0x310/0x310 [ 181.802185] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 181.807550] ? trace_hardirqs_on+0x310/0x310 [ 181.811974] do_page_fault+0xf2/0x7e0 [ 181.815777] ? vmalloc_sync_all+0x30/0x30 [ 181.819930] ? error_entry+0x70/0xd0 [ 181.823645] ? trace_hardirqs_off_caller+0xbb/0x310 [ 181.828662] ? trace_hardirqs_on_caller+0xc0/0x310 [ 181.833598] ? syscall_return_slowpath+0x5e0/0x5e0 [ 181.838528] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 181.843372] ? trace_hardirqs_on_caller+0x310/0x310 [ 181.848386] ? trace_hardirqs_off+0x310/0x310 [ 181.852899] ? prepare_exit_to_usermode+0x291/0x3b0 [ 181.857917] ? page_fault+0x8/0x30 [ 181.861470] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 181.866322] ? page_fault+0x8/0x30 [ 181.869871] page_fault+0x1e/0x30 [ 181.873324] RIP: 0033:0x45ddf3 [ 181.876523] Code: Bad RIP value. [ 181.879931] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 181.885299] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 181.892565] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 181.899836] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 181.907107] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 181.914375] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 181.921672] CPU: 0 PID: 7109 Comm: syz-executor1 Not tainted 4.19.0-rc8+ #133 [ 181.921737] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 181.928960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 181.928974] Call Trace: [ 181.935577] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 181.944803] <IRQ> [ 181.947379] syz-fuzzer cpuset= [ 181.957602] dump_stack+0x1c4/0x2b6 [ 181.959729] / [ 181.962915] ? dump_stack_print_info.cold.1+0x20/0x20 [ 181.966520] mems_allowed=0 [ 181.968264] warn_alloc.cold.119+0xb7/0x1bd [ 181.980677] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 181.985528] ? lock_downgrade+0x900/0x900 [ 181.989686] ? trace_hardirqs_off+0xb8/0x310 [ 181.994100] ? trace_hardirqs_off+0xb8/0x310 [ 181.998523] __alloc_pages_slowpath+0x265e/0x2d70 [ 182.003399] ? warn_alloc+0x120/0x120 [ 182.007206] ? warn_alloc+0x120/0x120 [ 182.011013] ? print_usage_bug+0xc0/0xc0 [ 182.015074] ? warn_alloc+0x120/0x120 [ 182.018876] ? print_usage_bug+0xc0/0xc0 [ 182.022987] ? __lock_acquire+0x7ec/0x4ec0 [ 182.027234] ? __lock_acquire+0x7ec/0x4ec0 [ 182.031481] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.037033] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 182.042568] ? should_fail+0x22d/0xd01 [ 182.046476] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 182.051581] ? __lock_acquire+0x7ec/0x4ec0 [ 182.055822] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 182.060924] ? __lock_acquire+0x7ec/0x4ec0 [ 182.065163] ? should_fail+0x22d/0xd01 [ 182.069093] ? mark_held_locks+0x130/0x130 [ 182.073331] ? mark_held_locks+0x130/0x130 [ 182.077568] ? graph_lock+0x170/0x170 [ 182.081376] ? print_usage_bug+0xc0/0xc0 [ 182.085441] ? graph_lock+0x170/0x170 [ 182.089259] ? print_usage_bug+0xc0/0xc0 [ 182.093321] ? wq_watchdog_touch+0x9c/0xfe [ 182.097561] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.103163] ? check_preemption_disabled+0x48/0x280 [ 182.108186] ? check_preemption_disabled+0x48/0x280 [ 182.113213] ? __lock_is_held+0xb5/0x140 [ 182.117283] __alloc_pages_nodemask+0xa80/0xde0 [ 182.121957] ? graph_lock+0x170/0x170 [ 182.125766] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 182.130778] ? graph_lock+0x170/0x170 [ 182.134594] ? find_held_lock+0x36/0x1c0 [ 182.138671] ? ____cache_alloc_node+0x1c7/0x1e0 [ 182.143342] ? lock_downgrade+0x900/0x900 [ 182.147502] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.153049] cache_grow_begin+0x91/0x8c0 [ 182.157112] ? do_raw_spin_unlock+0xa7/0x330 [ 182.161529] fallback_alloc+0x203/0x2e0 [ 182.165510] ____cache_alloc_node+0x1c7/0x1e0 [ 182.170014] kmem_cache_alloc_node+0xe3/0x730 [ 182.174513] ? ipv6_get_ifaddr+0x42e/0x620 [ 182.178761] __alloc_skb+0x119/0x770 [ 182.182488] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 182.187778] ? skb_scrub_packet+0x490/0x490 [ 182.192098] ? lock_downgrade+0x900/0x900 [ 182.196253] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.201795] ? refcount_sub_and_test_checked+0x203/0x310 [ 182.207251] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 182.212702] ? addrconf_rs_timer+0x690/0x690 [ 182.217126] ndisc_alloc_skb+0x144/0x340 [ 182.221197] ndisc_send_rs+0x331/0x6e0 [ 182.225100] addrconf_rs_timer+0x314/0x690 [ 182.229353] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 182.233609] call_timer_fn+0x272/0x920 [ 182.237502] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 182.241745] ? process_timeout+0x40/0x40 [ 182.245806] ? find_held_lock+0x36/0x1c0 [ 182.249880] ? __run_timers+0x7da/0xc70 [ 182.253863] ? _raw_spin_unlock_irq+0x27/0x80 [ 182.258445] ? _raw_spin_unlock_irq+0x27/0x80 [ 182.262956] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 182.267193] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 182.271779] ? trace_hardirqs_on+0xbd/0x310 [ 182.276104] ? kasan_check_read+0x11/0x20 [ 182.280250] ? __run_timers+0x7da/0xc70 [ 182.284228] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 182.289687] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 182.293943] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 182.298178] __run_timers+0x7e5/0xc70 [ 182.301996] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 182.307364] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 182.312383] ? graph_lock+0x170/0x170 [ 182.316187] ? enqueue_hrtimer+0x1a5/0x560 [ 182.320420] ? lock_release+0x970/0x970 [ 182.324406] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 182.329603] ? find_held_lock+0x36/0x1c0 [ 182.333668] ? graph_lock+0x170/0x170 [ 182.337486] ? pvclock_read_flags+0x160/0x160 [ 182.341986] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.347530] ? check_preemption_disabled+0x48/0x280 [ 182.352564] ? __lock_is_held+0xb5/0x140 [ 182.356633] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.362173] ? check_preemption_disabled+0x48/0x280 [ 182.367203] run_timer_softirq+0x52/0xb0 [ 182.371266] ? rcu_read_lock_sched_held+0x108/0x120 [ 182.376290] __do_softirq+0x30c/0xb03 [ 182.380101] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 182.385213] ? pvclock_read_flags+0x160/0x160 [ 182.389709] ? lapic_next_event+0x5a/0x90 [ 182.393862] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.399403] ? check_preemption_disabled+0x48/0x280 [ 182.404423] ? check_preemption_disabled+0x48/0x280 [ 182.409476] ? kvm_clock_read+0x18/0x30 [ 182.413471] ? kvm_sched_clock_read+0x9/0x20 [ 182.417883] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.423428] ? check_preemption_disabled+0x48/0x280 [ 182.428484] irq_exit+0x17f/0x1c0 [ 182.431944] smp_apic_timer_interrupt+0x1cb/0x760 [ 182.436790] ? smp_reschedule_interrupt+0x109/0x650 [ 182.441820] ? smp_call_function_single_interrupt+0x650/0x650 [ 182.447728] ? interrupt_entry+0xb5/0xf0 [ 182.451797] ? trace_hardirqs_off_caller+0xbb/0x310 [ 182.456821] ? trace_hardirqs_off_caller+0xbb/0x310 [ 182.461843] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 182.466685] ? trace_hardirqs_on_caller+0x310/0x310 [ 182.471701] ? trace_hardirqs_on_caller+0x310/0x310 [ 182.476721] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.482264] ? check_preemption_disabled+0x48/0x280 [ 182.487295] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 182.492147] apic_timer_interrupt+0xf/0x20 [ 182.496376] </IRQ> [ 182.498617] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 182.503548] Code: 7e 0f 85 cf fe ff ff e8 f6 e4 3f ff e9 c5 fe ff ff e8 bd 1f c4 ff 48 83 3d 2d 59 71 07 00 0f 84 3b 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 92 45 [ 182.522446] RSP: 0000:ffff88019a167740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 182.530175] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 182.537446] RDX: 0000000000000000 RSI: ffff8801d8956c80 RDI: 0000000000000286 [ 182.544729] RBP: ffff88019a1677a8 R08: ffff8801d8956400 R09: 0000000000000000 [ 182.552000] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 182.559266] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 182.566576] skb_clone+0x1bb/0x500 [ 182.570129] ? skb_split+0x11e0/0x11e0 [ 182.574021] ? preempt_notifier_register+0x200/0x200 [ 182.579128] ? __switch_to_asm+0x34/0x70 [ 182.583193] ? __switch_to_asm+0x34/0x70 [ 182.587253] ? __switch_to_asm+0x40/0x70 [ 182.591315] ? __switch_to_asm+0x34/0x70 [ 182.595379] ? __switch_to_asm+0x40/0x70 [ 182.599438] ? __switch_to_asm+0x40/0x70 [ 182.603517] ? __switch_to_asm+0x34/0x70 [ 182.607584] ? __switch_to_asm+0x34/0x70 [ 182.611644] ? __switch_to_asm+0x40/0x70 [ 182.615705] ? __switch_to_asm+0x34/0x70 [ 182.619775] bpf_clone_redirect+0xb9/0x490 [ 182.624023] bpf_prog_bebbfe2050753572+0x582/0x1000 [ 182.629042] ? __sched_text_start+0x8/0x8 [ 182.633193] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 182.637955] ? lockdep_hardirqs_on+0x421/0x5c0 [ 182.642538] ? retint_kernel+0x2d/0x2d [ 182.646432] ? trace_hardirqs_on_caller+0xc0/0x310 [ 182.651386] ? find_held_lock+0x36/0x1c0 [ 182.655499] ? lock_acquire+0x1ed/0x520 [ 182.659488] ? bpf_test_run+0x3cb/0x780 [ 182.663480] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.669026] ? check_preemption_disabled+0x48/0x280 [ 182.674068] ? kasan_check_read+0x11/0x20 [ 182.678222] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 182.683501] ? rcu_bh_qs+0xc0/0xc0 [ 182.687043] ? preempt_schedule+0x4d/0x60 [ 182.691194] ? ___preempt_schedule+0x16/0x18 [ 182.695610] ? bpf_test_run+0x25d/0x780 [ 182.699596] ? netlink_diag_dump+0x2a0/0x2a0 [ 182.704046] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 182.708838] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 182.713694] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 182.718538] ? bpf_prog_test_run+0x130/0x1a0 [ 182.722955] ? __x64_sys_bpf+0x3d8/0x520 [ 182.727016] ? bpf_prog_get+0x20/0x20 [ 182.730819] ? retint_kernel+0x2d/0x2d [ 182.734717] ? do_syscall_64+0x179/0x820 [ 182.738785] ? do_syscall_64+0x1b9/0x820 [ 182.742849] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 182.748231] ? syscall_return_slowpath+0x5e0/0x5e0 [ 182.753162] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 182.758009] ? trace_hardirqs_on_caller+0x310/0x310 [ 182.763043] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 182.768072] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.773612] ? prepare_exit_to_usermode+0x291/0x3b0 [ 182.778636] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 182.783501] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 182.788884] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 182.788890] warn_alloc_show_mem: 1 callbacks suppressed [ 182.788897] Mem-Info: [ 182.795898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 182.795907] Call Trace: [ 182.801284] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 182.801284] active_file:12 inactive_file:13 isolated_file:0 [ 182.801284] unevictable:0 dirty:0 writeback:0 unstable:0 [ 182.801284] slab_reclaimable:8629 slab_unreclaimable:1476289 [ 182.801284] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 182.801284] free:13778 free_pcp:148 free_cma:0 [ 182.803657] <IRQ> [ 182.813019] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 182.815602] dump_stack+0x1c4/0x2b6 [ 182.848574] Node 0 [ 182.850725] ? dump_stack_print_info.cold.1+0x20/0x20 [ 182.878218] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 182.881828] warn_alloc.cold.119+0xb7/0x1bd [ 182.884029] lowmem_reserve[]: [ 182.889215] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 182.914689] 0 [ 182.919005] ? lock_downgrade+0x900/0x900 [ 182.922093] 2819 [ 182.926932] ? trace_hardirqs_off+0xb8/0x310 [ 182.928710] 6323 [ 182.932856] ? trace_hardirqs_off+0xb8/0x310 [ 182.934892] 6323 [ 182.939298] __alloc_pages_slowpath+0x265e/0x2d70 [ 182.945762] ? warn_alloc+0x120/0x120 [ 182.947777] Node 0 [ 182.952611] ? trace_hardirqs_on+0x310/0x310 [ 182.956429] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 182.958634] ? warn_alloc+0x120/0x120 [ 182.963018] lowmem_reserve[]: [ 182.990250] ? print_usage_bug+0xc0/0xc0 [ 182.994028] 0 [ 182.997127] ? warn_alloc+0x120/0x120 [ 183.001179] 0 [ 183.002980] ? ktime_get+0x2e1/0x440 [ 183.006803] 3503 [ 183.008602] ? print_usage_bug+0xc0/0xc0 [ 183.012294] 3503 [ 183.014352] ? __lock_acquire+0x7ec/0x4ec0 [ 183.020446] ? __lock_acquire+0x7ec/0x4ec0 [ 183.024668] Node 0 [ 183.028900] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 183.028930] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 183.028938] lowmem_reserve[]: [ 183.031175] ? should_fail+0x22d/0xd01 [ 183.036686] 0 [ 183.064784] ? __lock_acquire+0x7ec/0x4ec0 [ 183.067867] 0 [ 183.071750] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 183.073528] 0 [ 183.077760] ? __lock_acquire+0x7ec/0x4ec0 [ 183.079537] 0 [ 183.084637] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 183.090646] ? __lock_acquire+0x7ec/0x4ec0 [ 183.092430] Node 0 [ 183.097536] ? should_fail+0x22d/0xd01 [ 183.101749] DMA: [ 183.103990] ? mark_held_locks+0x130/0x130 [ 183.107845] 1*4kB [ 183.109901] ? mark_held_locks+0x130/0x130 [ 183.114113] (U) [ 183.116274] ? graph_lock+0x170/0x170 [ 183.120486] 0*8kB [ 183.122465] ? print_usage_bug+0xc0/0xc0 [ 183.126246] 0*16kB [ 183.128390] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.132426] 1*32kB [ 183.134663] ? check_preemption_disabled+0x48/0x280 [ 183.140170] (U) [ 183.142407] ? check_preemption_disabled+0x48/0x280 [ 183.147397] 2*64kB [ 183.149375] ? __lock_is_held+0xb5/0x140 [ 183.154359] (U) [ 183.156596] __alloc_pages_nodemask+0xa80/0xde0 [ 183.160629] 1*128kB [ 183.162596] ? graph_lock+0x170/0x170 [ 183.167240] (U) [ 183.169560] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 183.173335] 1*256kB [ 183.175303] ? graph_lock+0x170/0x170 [ 183.180293] (U) [ 183.182623] ? find_held_lock+0x36/0x1c0 [ 183.186397] 0*512kB [ 183.188371] ? ____cache_alloc_node+0x1c7/0x1e0 [ 183.192409] 1*1024kB [ 183.194728] ? lock_downgrade+0x900/0x900 [ 183.199374] (U) [ 183.201780] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.205900] 1*2048kB [ 183.207872] cache_grow_begin+0x91/0x8c0 [ 183.213383] (M) [ 183.215789] ? do_raw_spin_unlock+0xa7/0x330 [ 183.219824] 3*4096kB [ 183.221795] fallback_alloc+0x203/0x2e0 [ 183.226183] (M) [ 183.228618] ____cache_alloc_node+0x1c7/0x1e0 [ 183.232579] = 15908kB [ 183.234549] kmem_cache_alloc_node+0xe3/0x730 [ 183.239021] Node 0 [ 183.241427] ? ipv6_get_ifaddr+0x42e/0x620 [ 183.245896] DMA32: [ 183.248134] __alloc_skb+0x119/0x770 [ 183.252341] 3*4kB [ 183.254574] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 183.258263] (M) [ 183.260408] ? skb_scrub_packet+0x490/0x490 [ 183.265664] 2*8kB [ 183.267638] ? lock_downgrade+0x900/0x900 [ 183.271935] (UM) [ 183.274096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.278234] 3*16kB [ 183.280309] ? refcount_sub_and_test_checked+0x203/0x310 [ 183.285821] (UM) [ 183.288049] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 183.293480] 3*32kB [ 183.295535] ? addrconf_rs_timer+0x690/0x690 [ 183.300961] (UM) [ 183.303205] ndisc_alloc_skb+0x144/0x340 [ 183.307581] 5*64kB [ 183.309639] ndisc_send_rs+0x331/0x6e0 [ 183.313673] (UM) [ 183.315904] addrconf_rs_timer+0x314/0x690 [ 183.319766] 3*128kB [ 183.321822] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 183.326029] (M) [ 183.328358] call_timer_fn+0x272/0x920 [ 183.332561] 3*256kB [ 183.334530] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 183.338390] (M) [ 183.340708] ? process_timeout+0x40/0x40 [ 183.344917] 4*512kB [ 183.346890] ? find_held_lock+0x36/0x1c0 [ 183.350927] (UM) [ 183.353251] ? mark_held_locks+0xc7/0x130 [ 183.357285] 3*1024kB [ 183.359344] ? _raw_spin_unlock_irq+0x27/0x80 [ 183.363486] (UM) [ 183.365896] ? _raw_spin_unlock_irq+0x27/0x80 [ 183.370365] 1*2048kB (M) [ 183.372435] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 183.376906] 4*4096kB [ 183.379657] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 183.383870] (M) [ 183.386288] ? trace_hardirqs_on+0xbd/0x310 [ 183.390843] = 25196kB [ 183.392813] ? kasan_check_read+0x11/0x20 [ 183.397107] Node 0 [ 183.399511] ? __run_timers+0x7da/0xc70 [ 183.403636] Normal: [ 183.405958] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 183.409908] 1032*4kB [ 183.412234] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 183.417653] (ME) [ 183.420060] __run_timers+0x7e5/0xc70 [ 183.424269] 425*8kB [ 183.426337] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 183.430102] (UME) [ 183.432422] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 183.437756] 181*16kB (UME) [ 183.439915] ? graph_lock+0x170/0x170 [ 183.444903] 72*32kB [ 183.447833] ? print_usage_bug+0xc0/0xc0 [ 183.451605] (UME) [ 183.453928] ? enqueue_hrtimer+0x1a5/0x560 [ 183.457965] 20*64kB [ 183.460112] ? lock_release+0x970/0x970 [ 183.464329] (UM) [ 183.466646] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 183.470596] 0*128kB [ 183.472659] ? find_held_lock+0x36/0x1c0 [ 183.477825] 0*256kB [ 183.480142] ? graph_lock+0x170/0x170 [ 183.484184] 0*512kB [ 183.486501] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.490278] 0*1024kB [ 183.492598] ? check_preemption_disabled+0x48/0x280 [ 183.498113] 0*2048kB [ 183.500527] ? __lock_is_held+0xb5/0x140 [ 183.505515] 0*4096kB [ 183.507920] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.511957] = 14008kB [ 183.514365] ? check_preemption_disabled+0x48/0x280 [ 183.519884] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 183.522288] run_timer_softirq+0x52/0xb0 [ 183.527279] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 183.536102] ? rcu_read_lock_sched_held+0x108/0x120 [ 183.540135] 144 total pagecache pages [ 183.548705] __do_softirq+0x30c/0xb03 [ 183.553699] 0 pages in swap cache [ 183.557497] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 183.561273] Swap cache stats: add 0, delete 0, find 0/0 [ 183.564721] ? pvclock_read_flags+0x160/0x160 [ 183.569802] Free swap = 0kB [ 183.575155] ? lapic_next_event+0x5a/0x90 [ 183.579625] Total swap = 0kB [ 183.582638] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.586760] 1965979 pages RAM [ 183.589778] ? check_preemption_disabled+0x48/0x280 [ 183.595290] 0 pages HighMem/MovableOnly [ 183.598390] ? check_preemption_disabled+0x48/0x280 [ 183.603376] 342306 pages reserved [ 183.603385] 0 pages cma reserved [ 183.607359] ? kvm_clock_read+0x18/0x30 [ 183.612417] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 183.615795] ? kvm_sched_clock_read+0x9/0x20 [ 183.619209] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 183.623102] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 183.629574] syz-executor1 cpuset= [ 183.633981] ? check_preemption_disabled+0x48/0x280 [ 183.644453] syz1 [ 183.650008] irq_exit+0x17f/0x1c0 [ 183.653433] mems_allowed=0 [ 183.658450] smp_apic_timer_interrupt+0x1cb/0x760 [ 183.671611] ? smp_reschedule_interrupt+0x109/0x650 [ 183.676635] ? smp_call_function_single_interrupt+0x650/0x650 [ 183.682525] ? interrupt_entry+0xb5/0xf0 [ 183.686591] ? trace_hardirqs_off_caller+0xbb/0x310 [ 183.691609] ? trace_hardirqs_off_caller+0xbb/0x310 [ 183.696630] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 183.701482] ? trace_hardirqs_on_caller+0x310/0x310 [ 183.706499] ? trace_hardirqs_on_caller+0x310/0x310 [ 183.711631] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.717179] ? check_preemption_disabled+0x48/0x280 [ 183.722196] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.727746] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 183.732601] apic_timer_interrupt+0xf/0x20 [ 183.736829] </IRQ> [ 183.739072] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 183.744523] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 183.763426] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 183.771145] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 183.778413] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 183.785685] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 183.792951] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 183.800224] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 183.807515] ? shrink_node_memcg+0x724/0x18e0 [ 183.812010] ? shrink_node_memcg+0x72e/0x18e0 [ 183.816518] shrink_node_memcg+0x72e/0x18e0 [ 183.820944] ? shrink_active_list+0x1c20/0x1c20 [ 183.825628] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 183.831250] ? graph_lock+0x170/0x170 [ 183.835066] ? mem_cgroup_charge_statistics+0x780/0x780 [ 183.840435] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.845993] ? print_usage_bug+0xc0/0xc0 [ 183.850077] shrink_node+0x3bc/0x16b0 [ 183.853880] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 183.859190] ? shrink_node_memcg+0x18e0/0x18e0 [ 183.863772] ? lockdep_hardirqs_on+0x421/0x5c0 [ 183.868360] ? trace_hardirqs_on+0xbd/0x310 [ 183.872687] ? vmpressure+0x271/0x340 [ 183.876513] ? do_raw_spin_unlock+0xa7/0x330 [ 183.880926] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 183.885546] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 183.891083] ? __cpuset_node_allowed+0x19b/0x660 [ 183.895849] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 183.901579] ? vmpressure+0x1a2/0x340 [ 183.905390] do_try_to_free_pages+0x3e7/0x1290 [ 183.909993] ? shrink_node+0x16b0/0x16b0 [ 183.914059] ? __lock_is_held+0xb5/0x140 [ 183.918138] try_to_free_pages+0x4d0/0xb90 [ 183.922383] ? do_try_to_free_pages+0x1290/0x1290 [ 183.927224] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.932789] ? lock_acquire+0x1ed/0x520 [ 183.936764] ? set_page_refcounted+0x280/0x280 [ 183.941353] ? lock_release+0x970/0x970 [ 183.945337] ? ___might_sleep+0x1ed/0x300 [ 183.949499] ? arch_local_save_flags+0x40/0x40 [ 183.954094] __alloc_pages_slowpath+0x9c4/0x2d70 [ 183.958881] ? warn_alloc+0x120/0x120 [ 183.962682] ? __radix_tree_lookup+0x4c0/0x4c0 [ 183.967296] ? find_get_entry+0x2f2/0xc40 [ 183.971467] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.977009] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 183.981940] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 183.987495] ? should_fail+0x22d/0xd01 [ 183.991393] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 183.996502] ? __lock_is_held+0xb5/0x140 [ 184.000594] ? __lock_is_held+0xb5/0x140 [ 184.004664] ? find_held_lock+0x36/0x1c0 [ 184.008733] ? ___might_sleep+0x1ed/0x300 [ 184.012884] ? lock_release+0x970/0x970 [ 184.016860] ? arch_local_save_flags+0x40/0x40 [ 184.021476] ? __might_sleep+0x95/0x190 [ 184.025468] __alloc_pages_nodemask+0xa80/0xde0 [ 184.030148] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 184.035189] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 184.040994] ? kasan_check_read+0x11/0x20 [ 184.045150] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 184.050434] ? graph_lock+0x170/0x170 [ 184.054244] ? print_usage_bug+0xc0/0xc0 [ 184.058313] ? graph_lock+0x170/0x170 [ 184.062114] ? graph_lock+0x170/0x170 [ 184.065919] ? __do_page_cache_readahead+0x7ce/0x980 [ 184.071027] ? find_held_lock+0x36/0x1c0 [ 184.075097] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 184.080640] alloc_pages_current+0x10c/0x210 [ 184.085052] ? lock_downgrade+0x900/0x900 [ 184.089209] __page_cache_alloc+0x38f/0x5b0 [ 184.093536] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 184.099350] ? kasan_check_read+0x11/0x20 [ 184.103502] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 184.108789] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 184.113467] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 184.119013] ? check_preemption_disabled+0x48/0x280 [ 184.124037] filemap_fault+0x1594/0x25f0 [ 184.128126] ? __lock_page_or_retry+0xa00/0xa00 [ 184.132798] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 184.138595] ? kasan_check_read+0x11/0x20 [ 184.142750] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 184.148029] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 184.153132] ? rcu_bh_qs+0xc0/0xc0 [ 184.156680] ? trace_hardirqs_on+0xbd/0x310 [ 184.161003] ? kasan_check_read+0x11/0x20 [ 184.165184] ? __free_object+0x173/0x340 [ 184.169286] ? filemap_map_pages+0xdea/0x1980 [ 184.173805] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 184.178929] ? __free_object+0x173/0x340 [ 184.183024] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 184.188304] ? debug_object_free+0x325/0x690 [ 184.192719] ? find_get_pages_range_tag+0x1320/0x1320 [ 184.197913] ? graph_lock+0x170/0x170 [ 184.201723] ? kasan_check_read+0x11/0x20 [ 184.205877] ? debug_object_destroy+0x2b0/0x2b0 [ 184.210560] ? lock_acquire+0x1ed/0x520 [ 184.214536] ? ext4_filemap_fault+0x7a/0xad [ 184.218864] ? lock_release+0x970/0x970 [ 184.222839] ? arch_local_save_flags+0x40/0x40 [ 184.227428] ? futex_wait_setup+0x3e0/0x3e0 [ 184.231775] ? down_read+0xb0/0x1d0 [ 184.235400] ? ext4_filemap_fault+0x7a/0xad [ 184.239726] ? __down_interruptible+0x700/0x700 [ 184.244414] ext4_filemap_fault+0x82/0xad [ 184.248569] __do_fault+0x100/0x6b0 [ 184.252230] ? print_bad_pte+0x6c0/0x6c0 [ 184.256291] ? do_futex+0x249/0x26d0 [ 184.260002] ? finish_task_switch+0x1f4/0x910 [ 184.264515] ? _raw_spin_unlock_irq+0x27/0x80 [ 184.269012] ? pmd_val+0x88/0x100 [ 184.272505] ? add_mm_counter_fast+0xd0/0xd0 [ 184.276944] ? pmd_val+0x88/0x100 [ 184.280402] ? add_mm_counter_fast+0xd0/0xd0 [ 184.284819] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 184.290366] __handle_mm_fault+0x3709/0x53e0 [ 184.294790] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 184.299635] ? __switch_to_asm+0x34/0x70 [ 184.303705] ? graph_lock+0x170/0x170 [ 184.307544] ? print_usage_bug+0xc0/0xc0 [ 184.311617] ? __switch_to_asm+0x34/0x70 [ 184.315685] ? graph_lock+0x170/0x170 [ 184.319577] ? graph_lock+0x170/0x170 [ 184.323401] ? handle_mm_fault+0x42a/0xc70 [ 184.327636] ? lock_downgrade+0x900/0x900 [ 184.331788] ? check_preemption_disabled+0x48/0x280 [ 184.336811] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 184.342612] ? kasan_check_read+0x11/0x20 [ 184.346767] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 184.352053] ? rcu_bh_qs+0xc0/0xc0 [ 184.355595] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 184.361049] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 184.366594] ? check_preemption_disabled+0x48/0x280 [ 184.371619] handle_mm_fault+0x54f/0xc70 [ 184.375684] ? __handle_mm_fault+0x53e0/0x53e0 [ 184.380286] ? find_vma+0x34/0x190 [ 184.383846] __do_page_fault+0x67d/0xed0 [ 184.387921] ? mm_fault_error+0x380/0x380 [ 184.392072] ? trace_hardirqs_off+0xb8/0x310 [ 184.396488] ? trace_hardirqs_on+0x310/0x310 [ 184.400899] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 184.406264] ? trace_hardirqs_on+0x310/0x310 [ 184.410677] do_page_fault+0xf2/0x7e0 [ 184.414495] ? vmalloc_sync_all+0x30/0x30 [ 184.418646] ? error_entry+0x70/0xd0 [ 184.422367] ? trace_hardirqs_off_caller+0xbb/0x310 [ 184.427383] ? trace_hardirqs_on_caller+0xc0/0x310 [ 184.432319] ? syscall_return_slowpath+0x5e0/0x5e0 [ 184.437257] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 184.442102] ? trace_hardirqs_on_caller+0x310/0x310 [ 184.447132] ? trace_hardirqs_off+0x310/0x310 [ 184.451662] ? prepare_exit_to_usermode+0x291/0x3b0 [ 184.456677] ? page_fault+0x8/0x30 [ 184.460220] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 184.465068] ? page_fault+0x8/0x30 [ 184.468629] page_fault+0x1e/0x30 [ 184.472083] RIP: 0033:0x45ddf3 [ 184.475285] Code: Bad RIP value. [ 184.478646] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 184.484014] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 184.491279] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 184.498549] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 184.505816] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 184.513098] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 184.520398] CPU: 0 PID: 7109 Comm: syz-executor1 Not tainted 4.19.0-rc8+ #133 [ 184.520494] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 184.527671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 184.527680] Call Trace: [ 184.534245] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 184.543500] <IRQ> [ 184.546076] syz-fuzzer cpuset= [ 184.556300] dump_stack+0x1c4/0x2b6 [ 184.558423] / [ 184.561614] ? dump_stack_print_info.cold.1+0x20/0x20 [ 184.565219] mems_allowed=0 [ 184.566934] warn_alloc.cold.119+0xb7/0x1bd [ 184.579321] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 184.584169] ? lock_downgrade+0x900/0x900 [ 184.588327] ? trace_hardirqs_off+0xb8/0x310 [ 184.592746] ? trace_hardirqs_off+0xb8/0x310 [ 184.597166] __alloc_pages_slowpath+0x265e/0x2d70 [ 184.602041] ? warn_alloc+0x120/0x120 [ 184.605851] ? warn_alloc+0x120/0x120 [ 184.609656] ? print_usage_bug+0xc0/0xc0 [ 184.613719] ? warn_alloc+0x120/0x120 [ 184.617523] ? print_usage_bug+0xc0/0xc0 [ 184.621590] ? __lock_acquire+0x7ec/0x4ec0 [ 184.625826] ? __lock_acquire+0x7ec/0x4ec0 [ 184.630063] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 184.635614] ? should_fail+0x22d/0xd01 [ 184.639502] ? __lock_acquire+0x7ec/0x4ec0 [ 184.643741] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 184.648849] ? __lock_acquire+0x7ec/0x4ec0 [ 184.653088] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 184.658189] ? __lock_acquire+0x7ec/0x4ec0 [ 184.662427] ? should_fail+0x22d/0xd01 [ 184.666339] ? mark_held_locks+0x130/0x130 [ 184.670578] ? mark_held_locks+0x130/0x130 [ 184.674824] ? graph_lock+0x170/0x170 [ 184.678627] ? print_usage_bug+0xc0/0xc0 [ 184.682692] ? wq_watchdog_touch+0x9c/0xfe [ 184.686931] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 184.692487] ? check_preemption_disabled+0x48/0x280 [ 184.697506] ? check_preemption_disabled+0x48/0x280 [ 184.702536] ? __lock_is_held+0xb5/0x140 [ 184.706604] __alloc_pages_nodemask+0xa80/0xde0 [ 184.711277] ? graph_lock+0x170/0x170 [ 184.715088] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 184.720117] ? graph_lock+0x170/0x170 [ 184.723930] ? find_held_lock+0x36/0x1c0 [ 184.728001] ? ____cache_alloc_node+0x1c7/0x1e0 [ 184.732671] ? lock_downgrade+0x900/0x900 [ 184.736828] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 184.742373] cache_grow_begin+0x91/0x8c0 [ 184.746439] ? do_raw_spin_unlock+0xa7/0x330 [ 184.750872] fallback_alloc+0x203/0x2e0 [ 184.754854] ____cache_alloc_node+0x1c7/0x1e0 [ 184.759389] kmem_cache_alloc_node+0xe3/0x730 [ 184.763901] ? ipv6_get_ifaddr+0x42e/0x620 [ 184.768189] __alloc_skb+0x119/0x770 [ 184.771901] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 184.777212] ? skb_scrub_packet+0x490/0x490 [ 184.781554] ? lock_downgrade+0x900/0x900 [ 184.785709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 184.791247] ? refcount_sub_and_test_checked+0x203/0x310 [ 184.796703] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 184.802153] ? addrconf_rs_timer+0x690/0x690 [ 184.806579] ndisc_alloc_skb+0x144/0x340 [ 184.810646] ndisc_send_rs+0x331/0x6e0 [ 184.814541] addrconf_rs_timer+0x314/0x690 [ 184.818780] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 184.823033] call_timer_fn+0x272/0x920 [ 184.826954] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 184.831204] ? process_timeout+0x40/0x40 [ 184.835275] ? find_held_lock+0x36/0x1c0 [ 184.839349] ? __run_timers+0x7da/0xc70 [ 184.843488] ? _raw_spin_unlock_irq+0x27/0x80 [ 184.847988] ? _raw_spin_unlock_irq+0x27/0x80 [ 184.852497] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 184.856736] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 184.861330] ? trace_hardirqs_on+0xbd/0x310 [ 184.865653] ? kasan_check_read+0x11/0x20 [ 184.869805] ? __run_timers+0x7da/0xc70 [ 184.873782] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 184.879256] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 184.883497] __run_timers+0x7e5/0xc70 [ 184.887312] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 184.892677] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 184.897695] ? graph_lock+0x170/0x170 [ 184.901502] ? enqueue_hrtimer+0x1a5/0x560 [ 184.905735] ? lock_release+0x970/0x970 [ 184.909711] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 184.914909] ? find_held_lock+0x36/0x1c0 [ 184.918978] ? graph_lock+0x170/0x170 [ 184.922800] ? pvclock_read_flags+0x160/0x160 [ 184.927296] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 184.932833] ? check_preemption_disabled+0x48/0x280 [ 184.937869] ? __lock_is_held+0xb5/0x140 [ 184.941936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 184.947487] ? check_preemption_disabled+0x48/0x280 [ 184.952513] run_timer_softirq+0x52/0xb0 [ 184.956574] ? rcu_read_lock_sched_held+0x108/0x120 [ 184.961593] __do_softirq+0x30c/0xb03 [ 184.965404] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 184.970511] ? pvclock_read_flags+0x160/0x160 [ 184.975006] ? lapic_next_event+0x5a/0x90 [ 184.979167] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 184.984706] ? check_preemption_disabled+0x48/0x280 [ 184.989723] ? check_preemption_disabled+0x48/0x280 [ 184.994751] ? kvm_clock_read+0x18/0x30 [ 184.998732] ? kvm_sched_clock_read+0x9/0x20 [ 185.003142] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 185.008696] ? check_preemption_disabled+0x48/0x280 [ 185.013725] irq_exit+0x17f/0x1c0 [ 185.017179] smp_apic_timer_interrupt+0x1cb/0x760 [ 185.022023] ? smp_reschedule_interrupt+0x109/0x650 [ 185.027041] ? smp_call_function_single_interrupt+0x650/0x650 [ 185.032931] ? interrupt_entry+0xb5/0xf0 [ 185.036998] ? trace_hardirqs_off_caller+0xbb/0x310 [ 185.042016] ? trace_hardirqs_off_caller+0xbb/0x310 [ 185.047037] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 185.051880] ? trace_hardirqs_on_caller+0x310/0x310 [ 185.056916] ? trace_hardirqs_on_caller+0x310/0x310 [ 185.061931] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 185.067495] ? check_preemption_disabled+0x48/0x280 [ 185.072538] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 185.077395] apic_timer_interrupt+0xf/0x20 [ 185.081626] </IRQ> [ 185.083865] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 185.088798] Code: 7e 0f 85 cf fe ff ff e8 f6 e4 3f ff e9 c5 fe ff ff e8 bd 1f c4 ff 48 83 3d 2d 59 71 07 00 0f 84 3b 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 92 45 [ 185.107706] RSP: 0000:ffff88019a167740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 185.115414] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 185.122687] RDX: 0000000000000000 RSI: ffff8801d8956c80 RDI: 0000000000000286 [ 185.129953] RBP: ffff88019a1677a8 R08: ffff8801d8956400 R09: 0000000000000000 [ 185.137220] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 185.144506] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 185.151859] skb_clone+0x1bb/0x500 [ 185.155417] ? skb_split+0x11e0/0x11e0 [ 185.159305] ? preempt_notifier_register+0x200/0x200 [ 185.164406] ? __switch_to_asm+0x34/0x70 [ 185.168495] ? __switch_to_asm+0x34/0x70 [ 185.172562] ? __switch_to_asm+0x40/0x70 [ 185.176620] ? __switch_to_asm+0x34/0x70 [ 185.180681] ? __switch_to_asm+0x40/0x70 [ 185.184749] ? __switch_to_asm+0x40/0x70 [ 185.188836] ? __switch_to_asm+0x34/0x70 [ 185.192898] ? __switch_to_asm+0x34/0x70 [ 185.196955] ? __switch_to_asm+0x40/0x70 [ 185.201030] ? __switch_to_asm+0x34/0x70 [ 185.205101] bpf_clone_redirect+0xb9/0x490 [ 185.209349] bpf_prog_bebbfe2050753572+0x582/0x1000 [ 185.214370] ? __sched_text_start+0x8/0x8 [ 185.218521] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 185.223279] ? lockdep_hardirqs_on+0x421/0x5c0 [ 185.227860] ? retint_kernel+0x2d/0x2d [ 185.231748] ? trace_hardirqs_on_caller+0xc0/0x310 [ 185.236681] ? find_held_lock+0x36/0x1c0 [ 185.240750] ? lock_acquire+0x1ed/0x520 [ 185.244726] ? bpf_test_run+0x3cb/0x780 [ 185.248702] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 185.254245] ? check_preemption_disabled+0x48/0x280 [ 185.259272] ? kasan_check_read+0x11/0x20 [ 185.263426] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 185.268710] ? rcu_bh_qs+0xc0/0xc0 [ 185.272254] ? preempt_schedule+0x4d/0x60 [ 185.276403] ? ___preempt_schedule+0x16/0x18 [ 185.280823] ? bpf_test_run+0x25d/0x780 [ 185.284808] ? netlink_diag_dump+0x2a0/0x2a0 [ 185.289229] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 185.293997] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 185.298851] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 185.303698] ? bpf_prog_test_run+0x130/0x1a0 [ 185.308111] ? __x64_sys_bpf+0x3d8/0x520 [ 185.312189] ? bpf_prog_get+0x20/0x20 [ 185.315992] ? retint_kernel+0x2d/0x2d [ 185.319892] ? do_syscall_64+0x179/0x820 [ 185.323961] ? do_syscall_64+0x1b9/0x820 [ 185.328024] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 185.333394] ? syscall_return_slowpath+0x5e0/0x5e0 [ 185.338343] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 185.343192] ? trace_hardirqs_on_caller+0x310/0x310 [ 185.348209] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 185.353241] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 185.358793] ? prepare_exit_to_usermode+0x291/0x3b0 [ 185.363815] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 185.368671] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 185.374046] warn_alloc_show_mem: 1 callbacks suppressed [ 185.374057] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 185.374058] Mem-Info: [ 185.374090] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 185.374090] active_file:12 inactive_file:13 isolated_file:0 [ 185.374090] unevictable:0 dirty:0 writeback:0 unstable:0 [ 185.374090] slab_reclaimable:8629 slab_unreclaimable:1476289 [ 185.374090] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 185.374090] free:13778 free_pcp:148 free_cma:0 [ 185.379429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 185.386483] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 185.388877] Call Trace: [ 185.421758] Node 0 [ 185.431100] <IRQ> [ 185.458604] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 185.461165] dump_stack+0x1c4/0x2b6 [ 185.463373] lowmem_reserve[]: [ 185.465521] ? dump_stack_print_info.cold.1+0x20/0x20 [ 185.490996] 0 [ 185.494626] warn_alloc.cold.119+0xb7/0x1bd [ 185.497699] 2819 [ 185.502885] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 185.504665] 6323 [ 185.508985] ? lock_downgrade+0x900/0x900 [ 185.511021] 6323 [ 185.515865] ? trace_hardirqs_off+0xb8/0x310 [ 185.522048] ? trace_hardirqs_off+0xb8/0x310 [ 185.524091] Node 0 [ 185.528503] __alloc_pages_slowpath+0x265e/0x2d70 [ 185.532906] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 185.535140] ? warn_alloc+0x120/0x120 [ 185.539937] lowmem_reserve[]: [ 185.567176] ? trace_hardirqs_on+0x310/0x310 [ 185.570984] 0 [ 185.574087] ? warn_alloc+0x120/0x120 [ 185.578482] 0 [ 185.580285] ? print_usage_bug+0xc0/0xc0 [ 185.584059] 3503 [ 185.585858] ? warn_alloc+0x120/0x120 [ 185.589889] 3503 [ 185.591955] ? ktime_get+0x2e1/0x440 [ 185.595729] Node 0 [ 185.597787] ? print_usage_bug+0xc0/0xc0 [ 185.601513] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 185.603723] ? __lock_acquire+0x7ec/0x4ec0 [ 185.607767] lowmem_reserve[]: 0 [ 185.635892] ? __lock_acquire+0x7ec/0x4ec0 [ 185.640104] 0 [ 185.643396] ? kasan_check_read+0x11/0x20 [ 185.647602] 0 0 [ 185.649413] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 185.655536] ? should_fail+0x22d/0xd01 [ 185.661051] Node 0 [ 185.664933] ? rcu_bh_qs+0xc0/0xc0 [ 185.664943] DMA: [ 185.667174] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 185.670691] 1*4kB [ 185.672748] ? __lock_acquire+0x7ec/0x4ec0 [ 185.677823] (U) [ 185.679980] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 185.684187] 0*8kB [ 185.686157] ? __lock_acquire+0x7ec/0x4ec0 [ 185.691255] 0*16kB [ 185.693400] ? should_fail+0x22d/0xd01 [ 185.697606] 1*32kB (U) [ 185.699847] ? rcu_idle_enter+0x4b0/0x4b0 [ 185.703708] 2*64kB [ 185.706320] ? mark_held_locks+0x130/0x130 [ 185.710955] (U) 1*128kB [ 185.713207] ? mark_held_locks+0x130/0x130 [ 185.717419] (U) [ 185.720102] ? mark_held_locks+0xc7/0x130 [ 185.724313] 1*256kB [ 185.726287] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 185.730409] (U) [ 185.732731] ? graph_lock+0x170/0x170 [ 185.737725] 0*512kB [ 185.739697] ? print_usage_bug+0xc0/0xc0 [ 185.743486] 1*1024kB [ 185.745814] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 185.749849] (U) [ 185.752261] ? check_preemption_disabled+0x48/0x280 [ 185.757769] 1*2048kB [ 185.759743] ? check_preemption_disabled+0x48/0x280 [ 185.764732] (M) [ 185.767156] ? __lock_is_held+0xb5/0x140 [ 185.772136] 3*4096kB (M) [ 185.774118] __alloc_pages_nodemask+0xa80/0xde0 [ 185.778150] = 15908kB [ 185.780900] ? graph_lock+0x170/0x170 [ 185.785548] Node 0 [ 185.787954] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 185.791728] DMA32: [ 185.793961] ? graph_lock+0x170/0x170 [ 185.798954] 3*4kB [ 185.801194] ? find_held_lock+0x36/0x1c0 [ 185.804966] (M) [ 185.807122] ? ____cache_alloc_node+0x1c7/0x1e0 [ 185.811169] 2*8kB [ 185.813139] ? lock_downgrade+0x900/0x900 [ 185.817783] (UM) [ 185.819932] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 185.824055] 3*16kB [ 185.826116] cache_grow_begin+0x91/0x8c0 [ 185.831626] (UM) [ 185.833860] ? do_raw_spin_unlock+0xa7/0x330 [ 185.837901] 3*32kB [ 185.839966] fallback_alloc+0x203/0x2e0 [ 185.844347] (UM) [ 185.846580] ____cache_alloc_node+0x1c7/0x1e0 [ 185.850534] 5*64kB [ 185.852594] kmem_cache_alloc_node+0xe3/0x730 [ 185.857061] (UM) [ 185.859310] ? ipv6_get_ifaddr+0x42e/0x620 [ 185.863812] 3*128kB [ 185.865874] __alloc_skb+0x119/0x770 [ 185.870076] (M) [ 185.872397] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 185.876078] 3*256kB (M) [ 185.878056] ? skb_scrub_packet+0x490/0x490 [ 185.883308] 4*512kB [ 185.885983] ? lock_downgrade+0x900/0x900 [ 185.890271] (UM) 3*1024kB [ 185.892609] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 185.896735] (UM) [ 185.899587] ? refcount_sub_and_test_checked+0x203/0x310 [ 185.905101] 1*2048kB [ 185.907158] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 185.912587] (M) [ 185.914994] ? addrconf_rs_timer+0x690/0x690 [ 185.920418] 4*4096kB [ 185.922397] ndisc_alloc_skb+0x144/0x340 [ 185.926787] (M) [ 185.929195] ndisc_send_rs+0x331/0x6e0 [ 185.933234] = 25196kB [ 185.935206] addrconf_rs_timer+0x314/0x690 [ 185.939068] Node 0 [ 185.941484] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 185.945701] Normal: [ 185.947964] call_timer_fn+0x272/0x920 [ 185.952171] 1032*4kB [ 185.954495] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 185.958359] (ME) [ 185.960765] ? process_timeout+0x40/0x40 [ 185.964969] 425*8kB (UME) [ 185.967041] ? find_held_lock+0x36/0x1c0 [ 185.971077] 181*16kB [ 185.973918] ? mark_held_locks+0xc7/0x130 [ 185.977951] (UME) [ 185.980364] ? _raw_spin_unlock_irq+0x27/0x80 [ 185.984497] 72*32kB [ 185.986645] ? _raw_spin_unlock_irq+0x27/0x80 [ 185.991118] (UME) [ 185.993439] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 185.997913] 20*64kB [ 186.000070] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 186.004280] (UM) [ 186.006599] ? trace_hardirqs_on+0xbd/0x310 [ 186.011156] 0*128kB [ 186.013215] ? kasan_check_read+0x11/0x20 [ 186.017511] 0*256kB [ 186.019831] ? __run_timers+0x7da/0xc70 [ 186.023955] 0*512kB [ 186.026282] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 186.030241] 0*1024kB [ 186.032562] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 186.037993] 0*2048kB [ 186.040399] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 186.044617] 0*4096kB [ 186.047025] __run_timers+0x7e5/0xc70 [ 186.051235] = 14008kB [ 186.053653] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 186.057429] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 186.059828] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 186.065170] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 186.065179] 144 total pagecache pages [ 186.074014] ? graph_lock+0x170/0x170 [ 186.079008] 0 pages in swap cache [ 186.087577] ? print_usage_bug+0xc0/0xc0 [ 186.091362] Swap cache stats: add 0, delete 0, find 0/0 [ 186.095154] ? enqueue_hrtimer+0x1a5/0x560 [ 186.098588] Free swap = 0kB [ 186.102646] ? lock_release+0x970/0x970 [ 186.107986] Total swap = 0kB [ 186.112217] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 186.115218] 1965979 pages RAM [ 186.119188] ? find_held_lock+0x36/0x1c0 [ 186.122181] 0 pages HighMem/MovableOnly [ 186.127364] ? graph_lock+0x170/0x170 [ 186.130446] 342306 pages reserved [ 186.130454] 0 pages cma reserved [ 186.134532] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 186.138576] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 186.142287] ? check_preemption_disabled+0x48/0x280 [ 186.142318] ? __lock_is_held+0xb5/0x140 [ 186.145839] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 186.149117] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 186.154630] syz-executor1 cpuset= [ 186.161116] ? check_preemption_disabled+0x48/0x280 [ 186.166105] syz1 [ 186.170167] run_timer_softirq+0x52/0xb0 [ 186.180630] mems_allowed=0 [ 186.186158] ? rcu_read_lock_sched_held+0x108/0x120 [ 186.208517] __do_softirq+0x30c/0xb03 [ 186.212332] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 186.217445] ? pvclock_read_flags+0x160/0x160 [ 186.221948] ? lapic_next_event+0x5a/0x90 [ 186.226104] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 186.231644] ? check_preemption_disabled+0x48/0x280 [ 186.236664] ? check_preemption_disabled+0x48/0x280 [ 186.241687] ? kvm_clock_read+0x18/0x30 [ 186.245664] ? kvm_sched_clock_read+0x9/0x20 [ 186.250082] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 186.255627] ? check_preemption_disabled+0x48/0x280 [ 186.260657] irq_exit+0x17f/0x1c0 [ 186.264114] smp_apic_timer_interrupt+0x1cb/0x760 [ 186.268956] ? smp_reschedule_interrupt+0x109/0x650 [ 186.273983] ? smp_call_function_single_interrupt+0x650/0x650 [ 186.279874] ? interrupt_entry+0xb5/0xf0 [ 186.283943] ? trace_hardirqs_off_caller+0xbb/0x310 [ 186.288964] ? trace_hardirqs_off_caller+0xbb/0x310 [ 186.293995] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 186.298842] ? trace_hardirqs_on_caller+0x310/0x310 [ 186.303861] ? trace_hardirqs_on_caller+0x310/0x310 [ 186.308878] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 186.314418] ? check_preemption_disabled+0x48/0x280 [ 186.319436] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 186.324997] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 186.329853] apic_timer_interrupt+0xf/0x20 [ 186.334086] </IRQ> [ 186.336329] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 186.341787] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 186.360952] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 186.368670] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 186.375953] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 186.383244] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 186.390518] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 186.397788] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 186.405079] ? shrink_node_memcg+0x724/0x18e0 [ 186.409587] ? shrink_node_memcg+0x72e/0x18e0 [ 186.414093] shrink_node_memcg+0x72e/0x18e0 [ 186.418433] ? shrink_active_list+0x1c20/0x1c20 [ 186.423163] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 186.428792] ? graph_lock+0x170/0x170 [ 186.432600] ? mem_cgroup_charge_statistics+0x780/0x780 [ 186.437966] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 186.443533] ? print_usage_bug+0xc0/0xc0 [ 186.447613] shrink_node+0x3bc/0x16b0 [ 186.451490] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 186.456797] ? shrink_node_memcg+0x18e0/0x18e0 [ 186.461382] ? lockdep_hardirqs_on+0x421/0x5c0 [ 186.465966] ? trace_hardirqs_on+0xbd/0x310 [ 186.470297] ? vmpressure+0x271/0x340 [ 186.474103] ? do_raw_spin_unlock+0xa7/0x330 [ 186.478515] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 186.483109] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 186.488651] ? __cpuset_node_allowed+0x19b/0x660 [ 186.493411] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 186.499127] ? vmpressure+0x1a2/0x340 [ 186.502945] do_try_to_free_pages+0x3e7/0x1290 [ 186.507552] ? shrink_node+0x16b0/0x16b0 [ 186.511621] ? __lock_is_held+0xb5/0x140 [ 186.515700] try_to_free_pages+0x4d0/0xb90 [ 186.519961] ? do_try_to_free_pages+0x1290/0x1290 [ 186.524823] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 186.530378] ? lock_acquire+0x1ed/0x520 [ 186.534353] ? set_page_refcounted+0x280/0x280 [ 186.538943] ? lock_release+0x970/0x970 [ 186.542935] ? ___might_sleep+0x1ed/0x300 [ 186.547090] ? arch_local_save_flags+0x40/0x40 [ 186.551688] __alloc_pages_slowpath+0x9c4/0x2d70 [ 186.556488] ? warn_alloc+0x120/0x120 [ 186.560306] ? __radix_tree_lookup+0x4c0/0x4c0 [ 186.564908] ? find_get_entry+0x2f2/0xc40 [ 186.569071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 186.574613] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 186.579546] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 186.585085] ? should_fail+0x22d/0xd01 [ 186.588986] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 186.594090] ? __lock_is_held+0xb5/0x140 [ 186.598184] ? __lock_is_held+0xb5/0x140 [ 186.602263] ? find_held_lock+0x36/0x1c0 [ 186.606328] ? ___might_sleep+0x1ed/0x300 [ 186.610517] ? lock_release+0x970/0x970 [ 186.614501] ? arch_local_save_flags+0x40/0x40 [ 186.619101] ? __might_sleep+0x95/0x190 [ 186.623083] __alloc_pages_nodemask+0xa80/0xde0 [ 186.627760] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 186.632783] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 186.638582] ? kasan_check_read+0x11/0x20 [ 186.642736] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 186.648020] ? graph_lock+0x170/0x170 [ 186.651826] ? print_usage_bug+0xc0/0xc0 [ 186.655892] ? graph_lock+0x170/0x170 [ 186.659696] ? graph_lock+0x170/0x170 [ 186.663504] ? __do_page_cache_readahead+0x7ce/0x980 [ 186.668616] ? find_held_lock+0x36/0x1c0 [ 186.672684] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 186.678228] alloc_pages_current+0x10c/0x210 [ 186.682642] ? lock_downgrade+0x900/0x900 [ 186.686797] __page_cache_alloc+0x38f/0x5b0 [ 186.691123] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 186.696922] ? kasan_check_read+0x11/0x20 [ 186.701087] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 186.706368] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 186.711040] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 186.716588] ? check_preemption_disabled+0x48/0x280 [ 186.721616] filemap_fault+0x1594/0x25f0 [ 186.725693] ? __lock_page_or_retry+0xa00/0xa00 [ 186.730368] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 186.736170] ? kasan_check_read+0x11/0x20 [ 186.740408] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 186.745689] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 186.750799] ? rcu_bh_qs+0xc0/0xc0 [ 186.754347] ? trace_hardirqs_on+0xbd/0x310 [ 186.758669] ? kasan_check_read+0x11/0x20 [ 186.762825] ? __free_object+0x173/0x340 [ 186.766896] ? filemap_map_pages+0xdea/0x1980 [ 186.771404] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 186.776528] ? __free_object+0x173/0x340 [ 186.780598] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 186.785881] ? debug_object_free+0x325/0x690 [ 186.790298] ? find_get_pages_range_tag+0x1320/0x1320 [ 186.795504] ? graph_lock+0x170/0x170 [ 186.799323] ? kasan_check_read+0x11/0x20 [ 186.803485] ? debug_object_destroy+0x2b0/0x2b0 [ 186.808170] ? lock_acquire+0x1ed/0x520 [ 186.812147] ? ext4_filemap_fault+0x7a/0xad [ 186.816487] ? lock_release+0x970/0x970 [ 186.820479] ? arch_local_save_flags+0x40/0x40 [ 186.825072] ? futex_wait_setup+0x3e0/0x3e0 [ 186.829412] ? down_read+0xb0/0x1d0 [ 186.833037] ? ext4_filemap_fault+0x7a/0xad [ 186.837364] ? __down_interruptible+0x700/0x700 [ 186.842579] ext4_filemap_fault+0x82/0xad [ 186.846735] __do_fault+0x100/0x6b0 [ 186.850368] ? print_bad_pte+0x6c0/0x6c0 [ 186.854443] ? do_futex+0x249/0x26d0 [ 186.858164] ? finish_task_switch+0x1f4/0x910 [ 186.862667] ? _raw_spin_unlock_irq+0x27/0x80 [ 186.867168] ? pmd_val+0x88/0x100 [ 186.870628] ? add_mm_counter_fast+0xd0/0xd0 [ 186.875036] ? pmd_val+0x88/0x100 [ 186.878494] ? add_mm_counter_fast+0xd0/0xd0 [ 186.882913] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 186.888475] __handle_mm_fault+0x3709/0x53e0 [ 186.892902] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 186.897745] ? __switch_to_asm+0x34/0x70 [ 186.901808] ? graph_lock+0x170/0x170 [ 186.905611] ? print_usage_bug+0xc0/0xc0 [ 186.909677] ? __switch_to_asm+0x34/0x70 [ 186.913747] ? graph_lock+0x170/0x170 [ 186.917548] ? graph_lock+0x170/0x170 [ 186.921373] ? handle_mm_fault+0x42a/0xc70 [ 186.925610] ? lock_downgrade+0x900/0x900 [ 186.929764] ? check_preemption_disabled+0x48/0x280 [ 186.934789] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 186.940591] ? kasan_check_read+0x11/0x20 [ 186.944743] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 186.950026] ? rcu_bh_qs+0xc0/0xc0 [ 186.953572] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 186.959024] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 186.964564] ? check_preemption_disabled+0x48/0x280 [ 186.969590] handle_mm_fault+0x54f/0xc70 [ 186.973657] ? __handle_mm_fault+0x53e0/0x53e0 [ 186.978247] ? find_vma+0x34/0x190 [ 186.981796] __do_page_fault+0x67d/0xed0 [ 186.985895] ? mm_fault_error+0x380/0x380 [ 186.990043] ? trace_hardirqs_off+0xb8/0x310 [ 186.994464] ? trace_hardirqs_on+0x310/0x310 [ 186.998885] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 187.004252] ? trace_hardirqs_on+0x310/0x310 [ 187.008673] do_page_fault+0xf2/0x7e0 [ 187.012493] ? vmalloc_sync_all+0x30/0x30 [ 187.016644] ? error_entry+0x70/0xd0 [ 187.020359] ? trace_hardirqs_off_caller+0xbb/0x310 [ 187.025380] ? trace_hardirqs_on_caller+0xc0/0x310 [ 187.030315] ? syscall_return_slowpath+0x5e0/0x5e0 [ 187.035248] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 187.040098] ? trace_hardirqs_on_caller+0x310/0x310 [ 187.045116] ? trace_hardirqs_off+0x310/0x310 [ 187.049617] ? prepare_exit_to_usermode+0x291/0x3b0 [ 187.054634] ? page_fault+0x8/0x30 [ 187.058182] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 187.063031] ? page_fault+0x8/0x30 [ 187.066574] page_fault+0x1e/0x30 [ 187.070028] RIP: 0033:0x45ddf3 [ 187.073225] Code: Bad RIP value. [ 187.076591] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 187.081957] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 187.089228] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 187.096501] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 187.103773] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 187.111073] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 187.118374] CPU: 0 PID: 7109 Comm: syz-executor1 Not tainted 4.19.0-rc8+ #133 [ 187.118441] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 187.125648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 187.125654] Call Trace: [ 187.125660] <IRQ> [ 187.125679] dump_stack+0x1c4/0x2b6 [ 187.125697] ? dump_stack_print_info.cold.1+0x20/0x20 [ 187.132301] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 187.141539] warn_alloc.cold.119+0xb7/0x1bd [ 187.144114] syz-fuzzer cpuset= [ 187.146261] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 187.149862] / [ 187.155047] ? lock_downgrade+0x900/0x900 [ 187.165252] mems_allowed=0 [ 187.169573] ? trace_hardirqs_off+0xb8/0x310 [ 187.190726] ? trace_hardirqs_off+0xb8/0x310 [ 187.195148] __alloc_pages_slowpath+0x265e/0x2d70 [ 187.200021] ? warn_alloc+0x120/0x120 [ 187.203824] ? lock_release+0x970/0x970 [ 187.207805] ? warn_alloc+0x120/0x120 [ 187.211609] ? print_usage_bug+0xc0/0xc0 [ 187.215672] ? warn_alloc+0x120/0x120 [ 187.219487] ? print_usage_bug+0xc0/0xc0 [ 187.223555] ? __lock_acquire+0x7ec/0x4ec0 [ 187.227792] ? __lock_acquire+0x7ec/0x4ec0 [ 187.232032] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 187.237576] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 187.243114] ? should_fail+0x22d/0xd01 [ 187.247011] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 187.252115] ? __lock_acquire+0x7ec/0x4ec0 [ 187.256355] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 187.261465] ? __lock_acquire+0x7ec/0x4ec0 [ 187.265704] ? should_fail+0x22d/0xd01 [ 187.269607] ? mark_held_locks+0x130/0x130 [ 187.273848] ? mark_held_locks+0x130/0x130 [ 187.278088] ? graph_lock+0x170/0x170 [ 187.281892] ? print_usage_bug+0xc0/0xc0 [ 187.285954] ? graph_lock+0x170/0x170 [ 187.289759] ? print_usage_bug+0xc0/0xc0 [ 187.293830] ? wq_watchdog_touch+0x9c/0xfe [ 187.298071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 187.303614] ? check_preemption_disabled+0x48/0x280 [ 187.308631] ? check_preemption_disabled+0x48/0x280 [ 187.313665] ? __lock_is_held+0xb5/0x140 [ 187.317736] __alloc_pages_nodemask+0xa80/0xde0 [ 187.322409] ? graph_lock+0x170/0x170 [ 187.326215] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 187.331230] ? graph_lock+0x170/0x170 [ 187.335044] ? find_held_lock+0x36/0x1c0 [ 187.339118] ? ____cache_alloc_node+0x1c7/0x1e0 [ 187.343789] ? lock_downgrade+0x900/0x900 [ 187.347945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 187.353502] cache_grow_begin+0x91/0x8c0 [ 187.357571] ? do_raw_spin_unlock+0xa7/0x330 [ 187.361990] fallback_alloc+0x203/0x2e0 [ 187.365976] ____cache_alloc_node+0x1c7/0x1e0 [ 187.370494] kmem_cache_alloc_node+0xe3/0x730 [ 187.374995] ? ipv6_get_ifaddr+0x42e/0x620 [ 187.379241] __alloc_skb+0x119/0x770 [ 187.382959] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 187.388244] ? skb_scrub_packet+0x490/0x490 [ 187.392570] ? lock_downgrade+0x900/0x900 [ 187.396731] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 187.402272] ? refcount_sub_and_test_checked+0x203/0x310 [ 187.407730] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 187.413180] ? addrconf_rs_timer+0x690/0x690 [ 187.417604] ndisc_alloc_skb+0x144/0x340 [ 187.421672] ndisc_send_rs+0x331/0x6e0 [ 187.425568] addrconf_rs_timer+0x314/0x690 [ 187.429811] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 187.434064] call_timer_fn+0x272/0x920 [ 187.437953] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 187.442193] ? process_timeout+0x40/0x40 [ 187.446258] ? find_held_lock+0x36/0x1c0 [ 187.450346] ? __run_timers+0x7da/0xc70 [ 187.454344] ? _raw_spin_unlock_irq+0x27/0x80 [ 187.458840] ? _raw_spin_unlock_irq+0x27/0x80 [ 187.463335] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 187.467572] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 187.472160] ? trace_hardirqs_on+0xbd/0x310 [ 187.476493] ? kasan_check_read+0x11/0x20 [ 187.480644] ? __run_timers+0x7da/0xc70 [ 187.484627] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 187.490091] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 187.494327] __run_timers+0x7e5/0xc70 [ 187.498143] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 187.503515] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 187.508537] ? graph_lock+0x170/0x170 [ 187.512361] ? enqueue_hrtimer+0x1a5/0x560 [ 187.516600] ? lock_release+0x970/0x970 [ 187.520576] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 187.525773] ? find_held_lock+0x36/0x1c0 [ 187.529838] ? graph_lock+0x170/0x170 [ 187.533643] ? pvclock_read_flags+0x160/0x160 [ 187.538143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 187.543685] ? check_preemption_disabled+0x48/0x280 [ 187.548715] ? __lock_is_held+0xb5/0x140 [ 187.552779] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 187.558319] ? check_preemption_disabled+0x48/0x280 [ 187.563348] run_timer_softirq+0x52/0xb0 [ 187.567414] ? rcu_read_lock_sched_held+0x108/0x120 [ 187.572433] __do_softirq+0x30c/0xb03 [ 187.576260] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 187.581371] ? pvclock_read_flags+0x160/0x160 [ 187.585869] ? lapic_next_event+0x5a/0x90 [ 187.590019] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 187.595563] ? check_preemption_disabled+0x48/0x280 [ 187.600581] ? check_preemption_disabled+0x48/0x280 [ 187.605609] ? kvm_clock_read+0x18/0x30 [ 187.609589] ? kvm_sched_clock_read+0x9/0x20 [ 187.614004] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 187.619543] ? check_preemption_disabled+0x48/0x280 [ 187.624580] irq_exit+0x17f/0x1c0 [ 187.628040] smp_apic_timer_interrupt+0x1cb/0x760 [ 187.632882] ? smp_reschedule_interrupt+0x109/0x650 [ 187.637899] ? smp_call_function_single_interrupt+0x650/0x650 [ 187.643789] ? interrupt_entry+0xb5/0xf0 [ 187.647857] ? trace_hardirqs_off_caller+0xbb/0x310 [ 187.652874] ? trace_hardirqs_off_caller+0xbb/0x310 [ 187.657895] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 187.662741] ? trace_hardirqs_on_caller+0x310/0x310 [ 187.667758] ? trace_hardirqs_on_caller+0x310/0x310 [ 187.672778] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 187.678332] ? check_preemption_disabled+0x48/0x280 [ 187.683379] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 187.688235] apic_timer_interrupt+0xf/0x20 [ 187.692481] </IRQ> [ 187.694729] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 187.699663] Code: 7e 0f 85 cf fe ff ff e8 f6 e4 3f ff e9 c5 fe ff ff e8 bd 1f c4 ff 48 83 3d 2d 59 71 07 00 0f 84 3b 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 92 45 [ 187.719031] RSP: 0000:ffff88019a167740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 187.726745] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 187.734016] RDX: 0000000000000000 RSI: ffff8801d8956c80 RDI: 0000000000000286 [ 187.741283] RBP: ffff88019a1677a8 R08: ffff8801d8956400 R09: 0000000000000000 [ 187.748550] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 187.755821] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 187.763128] skb_clone+0x1bb/0x500 [ 187.766672] ? skb_split+0x11e0/0x11e0 [ 187.770567] ? preempt_notifier_register+0x200/0x200 [ 187.775671] ? __switch_to_asm+0x34/0x70 [ 187.779735] ? __switch_to_asm+0x34/0x70 [ 187.783800] ? __switch_to_asm+0x40/0x70 [ 187.787864] ? __switch_to_asm+0x34/0x70 [ 187.791927] ? __switch_to_asm+0x40/0x70 [ 187.795996] ? __switch_to_asm+0x40/0x70 [ 187.800063] ? __switch_to_asm+0x34/0x70 [ 187.804128] ? __switch_to_asm+0x34/0x70 [ 187.808189] ? __switch_to_asm+0x40/0x70 [ 187.812253] ? __switch_to_asm+0x34/0x70 [ 187.816325] bpf_clone_redirect+0xb9/0x490 [ 187.820574] bpf_prog_bebbfe2050753572+0x582/0x1000 [ 187.825595] ? __sched_text_start+0x8/0x8 [ 187.829750] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 187.834517] ? lockdep_hardirqs_on+0x421/0x5c0 [ 187.839107] ? retint_kernel+0x2d/0x2d [ 187.842997] ? trace_hardirqs_on_caller+0xc0/0x310 [ 187.847934] ? find_held_lock+0x36/0x1c0 [ 187.852005] ? lock_acquire+0x1ed/0x520 [ 187.855981] ? bpf_test_run+0x3cb/0x780 [ 187.860136] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 187.865678] ? check_preemption_disabled+0x48/0x280 [ 187.870703] ? kasan_check_read+0x11/0x20 [ 187.874856] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 187.880138] ? rcu_bh_qs+0xc0/0xc0 [ 187.883681] ? preempt_schedule+0x4d/0x60 [ 187.887833] ? ___preempt_schedule+0x16/0x18 [ 187.892252] ? bpf_test_run+0x25d/0x780 [ 187.896239] ? netlink_diag_dump+0x2a0/0x2a0 [ 187.900660] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 187.905429] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 187.910308] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 187.915169] ? bpf_prog_test_run+0x130/0x1a0 [ 187.919591] ? __x64_sys_bpf+0x3d8/0x520 [ 187.923656] ? bpf_prog_get+0x20/0x20 [ 187.927478] ? retint_kernel+0x2d/0x2d [ 187.931383] ? do_syscall_64+0x179/0x820 [ 187.935451] ? do_syscall_64+0x1b9/0x820 [ 187.939529] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 187.944899] ? syscall_return_slowpath+0x5e0/0x5e0 [ 187.949829] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 187.954678] ? trace_hardirqs_on_caller+0x310/0x310 [ 187.959697] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 187.964716] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 187.970255] ? prepare_exit_to_usermode+0x291/0x3b0 [ 187.975298] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 187.980171] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 187.985556] warn_alloc_show_mem: 1 callbacks suppressed [ 187.985568] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 187.985570] Mem-Info: [ 187.985603] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 187.985603] active_file:12 inactive_file:13 isolated_file:0 [ 187.985603] unevictable:0 dirty:0 writeback:0 unstable:0 [ 187.985603] slab_reclaimable:8629 slab_unreclaimable:1476289 [ 187.985603] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 187.985603] free:13778 free_pcp:148 free_cma:0 [ 187.990957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 187.997974] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 188.000381] Call Trace: [ 188.033420] Node 0 [ 188.042765] <IRQ> [ 188.070289] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 188.072853] dump_stack+0x1c4/0x2b6 [ 188.075066] lowmem_reserve[]: [ 188.077215] ? dump_stack_print_info.cold.1+0x20/0x20 [ 188.102709] 0 [ 188.106340] warn_alloc.cold.119+0xb7/0x1bd [ 188.109413] 2819 [ 188.114598] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 188.116378] 6323 [ 188.120700] ? lock_downgrade+0x900/0x900 [ 188.122742] 6323 [ 188.127587] ? trace_hardirqs_off+0xb8/0x310 [ 188.133776] ? trace_hardirqs_off+0xb8/0x310 [ 188.135816] Node 0 [ 188.140222] __alloc_pages_slowpath+0x265e/0x2d70 [ 188.144627] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 188.146863] ? warn_alloc+0x120/0x120 [ 188.151661] lowmem_reserve[]: [ 188.178897] ? trace_hardirqs_on+0x310/0x310 [ 188.182677] 0 [ 188.185780] ? warn_alloc+0x120/0x120 [ 188.190165] 0 [ 188.191964] ? print_usage_bug+0xc0/0xc0 [ 188.195741] 3503 3503 [ 188.197550] ? warn_alloc+0x120/0x120 [ 188.204098] ? ktime_get+0x2e1/0x440 [ 188.207908] Node 0 [ 188.211626] ? print_usage_bug+0xc0/0xc0 [ 188.211657] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 188.211664] lowmem_reserve[]: [ 188.213897] ? __lock_acquire+0x7ec/0x4ec0 [ 188.217941] 0 [ 188.246043] ? __lock_acquire+0x7ec/0x4ec0 [ 188.249128] 0 [ 188.253358] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 188.255139] 0 [ 188.259369] ? should_fail+0x22d/0xd01 [ 188.261150] 0 [ 188.266682] ? __lock_acquire+0x7ec/0x4ec0 [ 188.272384] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 188.274177] Node 0 [ 188.278431] ? __lock_acquire+0x7ec/0x4ec0 [ 188.283514] DMA: [ 188.285748] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 188.289959] 1*4kB [ 188.292019] ? __lock_acquire+0x7ec/0x4ec0 [ 188.297098] (U) [ 188.299242] ? should_fail+0x22d/0xd01 [ 188.303452] 0*8kB [ 188.305467] ? mark_held_locks+0x130/0x130 [ 188.309329] 0*16kB [ 188.311487] ? mark_held_locks+0x130/0x130 [ 188.315723] 1*32kB [ 188.317957] ? graph_lock+0x170/0x170 [ 188.322162] (U) [ 188.324398] ? print_usage_bug+0xc0/0xc0 [ 188.328178] 2*64kB [ 188.330167] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 188.334221] (U) [ 188.336491] ? check_preemption_disabled+0x48/0x280 [ 188.342020] 1*128kB [ 188.344024] ? check_preemption_disabled+0x48/0x280 [ 188.349012] (U) [ 188.351336] ? __lock_is_held+0xb5/0x140 [ 188.356328] 1*256kB [ 188.358312] __alloc_pages_nodemask+0xa80/0xde0 [ 188.362364] (U) [ 188.364684] ? graph_lock+0x170/0x170 [ 188.369332] 0*512kB 1*1024kB [ 188.371332] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 188.375106] (U) [ 188.378205] ? graph_lock+0x170/0x170 [ 188.383210] 1*2048kB (M) [ 188.385196] ? find_held_lock+0x36/0x1c0 [ 188.388967] 3*4096kB [ 188.391730] ? ____cache_alloc_node+0x1c7/0x1e0 [ 188.395777] (M) [ 188.398201] ? lock_downgrade+0x900/0x900 [ 188.402849] = 15908kB [ 188.404822] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 188.408956] Node 0 [ 188.411364] cache_grow_begin+0x91/0x8c0 [ 188.416868] DMA32: 3*4kB [ 188.419109] ? do_raw_spin_unlock+0xa7/0x330 [ 188.423154] (M) 2*8kB [ 188.425921] fallback_alloc+0x203/0x2e0 [ 188.430303] (UM) [ 188.432798] ____cache_alloc_node+0x1c7/0x1e0 [ 188.436744] 3*16kB [ 188.438805] kmem_cache_alloc_node+0xe3/0x730 [ 188.443272] (UM) [ 188.445520] ? ipv6_get_ifaddr+0x42e/0x620 [ 188.449991] 3*32kB [ 188.452068] __alloc_skb+0x119/0x770 [ 188.456275] (UM) [ 188.458537] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 188.462224] 5*64kB [ 188.464283] ? skb_scrub_packet+0x490/0x490 [ 188.469539] (UM) [ 188.471774] ? lock_downgrade+0x900/0x900 [ 188.476065] 3*128kB (M) [ 188.478144] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 188.482283] 3*256kB [ 188.484952] ? refcount_sub_and_test_checked+0x203/0x310 [ 188.490468] (M) [ 188.492788] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 188.498215] 4*512kB [ 188.500202] ? addrconf_rs_timer+0x690/0x690 [ 188.505623] (UM) [ 188.507952] ndisc_alloc_skb+0x144/0x340 [ 188.512323] 3*1024kB (UM) [ 188.514395] ndisc_send_rs+0x331/0x6e0 [ 188.518438] 1*2048kB [ 188.521301] addrconf_rs_timer+0x314/0x690 [ 188.525162] (M) [ 188.527571] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 188.531781] 4*4096kB [ 188.533763] call_timer_fn+0x272/0x920 [ 188.537963] (M) [ 188.540376] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 188.544239] = 25196kB [ 188.546208] ? process_timeout+0x40/0x40 [ 188.550417] Node 0 [ 188.552822] ? find_held_lock+0x36/0x1c0 [ 188.556858] Normal: [ 188.559093] ? mark_held_locks+0xc7/0x130 [ 188.563126] 1032*4kB [ 188.565447] ? _raw_spin_unlock_irq+0x27/0x80 [ 188.569584] (ME) [ 188.572011] ? _raw_spin_unlock_irq+0x27/0x80 [ 188.576494] 425*8kB [ 188.578547] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 188.578563] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 188.583034] (UME) [ 188.585358] ? trace_hardirqs_on+0xbd/0x310 [ 188.589569] 181*16kB [ 188.594147] ? kasan_check_read+0x11/0x20 [ 188.596289] (UME) [ 188.600607] ? __run_timers+0x7da/0xc70 [ 188.603005] 72*32kB (UME) [ 188.607157] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 188.609284] 20*64kB [ 188.613257] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 188.616072] (UM) [ 188.621516] __run_timers+0x7e5/0xc70 [ 188.623818] 0*128kB [ 188.628072] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 188.630110] 0*256kB [ 188.633903] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 188.636207] 0*512kB [ 188.641563] ? graph_lock+0x170/0x170 [ 188.643870] 0*1024kB [ 188.648880] ? print_usage_bug+0xc0/0xc0 [ 188.651180] 0*2048kB [ 188.654997] ? enqueue_hrtimer+0x1a5/0x560 [ 188.657425] 0*4096kB [ 188.661497] ? lock_release+0x970/0x970 [ 188.663906] = 14008kB [ 188.668139] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 188.670543] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 188.674506] ? find_held_lock+0x36/0x1c0 [ 188.676898] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 188.682074] ? graph_lock+0x170/0x170 [ 188.690888] 144 total pagecache pages [ 188.694948] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 188.703522] 0 pages in swap cache [ 188.707331] ? check_preemption_disabled+0x48/0x280 [ 188.711548] Swap cache stats: add 0, delete 0, find 0/0 [ 188.711557] Free swap = 0kB [ 188.717099] ? __lock_is_held+0xb5/0x140 [ 188.720515] Total swap = 0kB [ 188.720523] 1965979 pages RAM [ 188.725536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 188.730871] 0 pages HighMem/MovableOnly [ 188.730879] 342306 pages reserved [ 188.733896] ? check_preemption_disabled+0x48/0x280 [ 188.737930] 0 pages cma reserved [ 188.738009] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 188.740963] run_timer_softirq+0x52/0xb0 [ 188.740985] ? rcu_read_lock_sched_held+0x108/0x120 [ 188.741002] __do_softirq+0x30c/0xb03 [ 188.744576] kworker/0:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 188.749733] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 188.749754] ? pvclock_read_flags+0x160/0x160 [ 188.753848] kworker/0:0 cpuset= [ 188.757298] ? lapic_next_event+0x5a/0x90 [ 188.757317] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 188.762444] / [ 188.765769] ? check_preemption_disabled+0x48/0x280 [ 188.765784] ? check_preemption_disabled+0x48/0x280 [ 188.765805] ? kvm_clock_read+0x18/0x30 [ 188.765819] ? kvm_sched_clock_read+0x9/0x20 [ 188.772401] mems_allowed=0 [ 188.776471] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 188.847057] ? check_preemption_disabled+0x48/0x280 [ 188.852094] irq_exit+0x17f/0x1c0 [ 188.855553] smp_apic_timer_interrupt+0x1cb/0x760 [ 188.860394] ? smp_reschedule_interrupt+0x109/0x650 [ 188.865416] ? smp_call_function_single_interrupt+0x650/0x650 [ 188.871310] ? interrupt_entry+0xb5/0xf0 [ 188.875379] ? trace_hardirqs_off_caller+0xbb/0x310 [ 188.880395] ? trace_hardirqs_off_caller+0xbb/0x310 [ 188.885416] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 188.890264] ? trace_hardirqs_on_caller+0x310/0x310 [ 188.895294] ? trace_hardirqs_on_caller+0x310/0x310 [ 188.900342] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 188.905895] ? check_preemption_disabled+0x48/0x280 [ 188.910913] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 188.916470] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 188.921326] apic_timer_interrupt+0xf/0x20 [ 188.925558] </IRQ> [ 188.927797] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 188.933256] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 188.952160] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 188.959871] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 188.967143] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 188.974412] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 188.981680] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 188.988981] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 188.996269] ? shrink_node_memcg+0x724/0x18e0 [ 189.000780] ? shrink_node_memcg+0x72e/0x18e0 [ 189.005296] shrink_node_memcg+0x72e/0x18e0 [ 189.009645] ? shrink_active_list+0x1c20/0x1c20 [ 189.014327] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 189.019951] ? graph_lock+0x170/0x170 [ 189.023779] ? mem_cgroup_charge_statistics+0x780/0x780 [ 189.029148] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 189.034696] ? print_usage_bug+0xc0/0xc0 [ 189.038779] shrink_node+0x3bc/0x16b0 [ 189.042582] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 189.047887] ? shrink_node_memcg+0x18e0/0x18e0 [ 189.052476] ? lockdep_hardirqs_on+0x421/0x5c0 [ 189.057064] ? trace_hardirqs_on+0xbd/0x310 [ 189.061391] ? vmpressure+0x271/0x340 [ 189.065197] ? do_raw_spin_unlock+0xa7/0x330 [ 189.069610] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 189.074205] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 189.079744] ? __cpuset_node_allowed+0x19b/0x660 [ 189.084508] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 189.090223] ? vmpressure+0x1a2/0x340 [ 189.094038] do_try_to_free_pages+0x3e7/0x1290 [ 189.098642] ? shrink_node+0x16b0/0x16b0 [ 189.102709] ? __lock_is_held+0xb5/0x140 [ 189.106787] try_to_free_pages+0x4d0/0xb90 [ 189.111031] ? do_try_to_free_pages+0x1290/0x1290 [ 189.115879] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 189.121434] ? lock_acquire+0x1ed/0x520 [ 189.125420] ? set_page_refcounted+0x280/0x280 [ 189.130016] ? lock_release+0x970/0x970 [ 189.134004] ? ___might_sleep+0x1ed/0x300 [ 189.138158] ? arch_local_save_flags+0x40/0x40 [ 189.142760] __alloc_pages_slowpath+0x9c4/0x2d70 [ 189.147552] ? warn_alloc+0x120/0x120 [ 189.151353] ? __radix_tree_lookup+0x4c0/0x4c0 [ 189.155952] ? find_get_entry+0x2f2/0xc40 [ 189.160116] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 189.165659] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 189.170593] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 189.176132] ? should_fail+0x22d/0xd01 [ 189.180048] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 189.185156] ? __lock_is_held+0xb5/0x140 [ 189.189247] ? __lock_is_held+0xb5/0x140 [ 189.193317] ? find_held_lock+0x36/0x1c0 [ 189.197386] ? ___might_sleep+0x1ed/0x300 [ 189.201539] ? lock_release+0x970/0x970 [ 189.205537] ? arch_local_save_flags+0x40/0x40 [ 189.210154] ? __might_sleep+0x95/0x190 [ 189.214166] __alloc_pages_nodemask+0xa80/0xde0 [ 189.218844] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 189.223867] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 189.229670] ? kasan_check_read+0x11/0x20 [ 189.233820] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 189.239102] ? graph_lock+0x170/0x170 [ 189.242905] ? print_usage_bug+0xc0/0xc0 [ 189.246989] ? graph_lock+0x170/0x170 [ 189.250795] ? graph_lock+0x170/0x170 [ 189.254598] ? __do_page_cache_readahead+0x7ce/0x980 [ 189.259708] ? find_held_lock+0x36/0x1c0 [ 189.263776] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 189.269320] alloc_pages_current+0x10c/0x210 [ 189.273729] ? lock_downgrade+0x900/0x900 [ 189.277884] __page_cache_alloc+0x38f/0x5b0 [ 189.282213] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 189.288029] ? kasan_check_read+0x11/0x20 [ 189.292184] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 189.297473] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 189.302146] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 189.307691] ? check_preemption_disabled+0x48/0x280 [ 189.312715] filemap_fault+0x1594/0x25f0 [ 189.316790] ? __lock_page_or_retry+0xa00/0xa00 [ 189.321472] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 189.327289] ? kasan_check_read+0x11/0x20 [ 189.331439] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 189.336727] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 189.341830] ? rcu_bh_qs+0xc0/0xc0 [ 189.345380] ? trace_hardirqs_on+0xbd/0x310 [ 189.349703] ? kasan_check_read+0x11/0x20 [ 189.353859] ? __free_object+0x173/0x340 [ 189.357934] ? filemap_map_pages+0xdea/0x1980 [ 189.362440] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 189.367558] ? __free_object+0x173/0x340 [ 189.371626] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 189.376919] ? debug_object_free+0x325/0x690 [ 189.381332] ? find_get_pages_range_tag+0x1320/0x1320 [ 189.386534] ? graph_lock+0x170/0x170 [ 189.390349] ? kasan_check_read+0x11/0x20 [ 189.394508] ? debug_object_destroy+0x2b0/0x2b0 [ 189.399188] ? lock_acquire+0x1ed/0x520 [ 189.403164] ? ext4_filemap_fault+0x7a/0xad [ 189.407503] ? lock_release+0x970/0x970 [ 189.411507] ? arch_local_save_flags+0x40/0x40 [ 189.416112] ? futex_wait_setup+0x3e0/0x3e0 [ 189.420450] ? down_read+0xb0/0x1d0 [ 189.424092] ? ext4_filemap_fault+0x7a/0xad [ 189.428419] ? __down_interruptible+0x700/0x700 [ 189.433111] ext4_filemap_fault+0x82/0xad [ 189.437269] __do_fault+0x100/0x6b0 [ 189.440906] ? print_bad_pte+0x6c0/0x6c0 [ 189.444969] ? do_futex+0x249/0x26d0 [ 189.448693] ? finish_task_switch+0x1f4/0x910 [ 189.453202] ? _raw_spin_unlock_irq+0x27/0x80 [ 189.457734] ? pmd_val+0x88/0x100 [ 189.461190] ? add_mm_counter_fast+0xd0/0xd0 [ 189.465598] ? pmd_val+0x88/0x100 [ 189.469056] ? add_mm_counter_fast+0xd0/0xd0 [ 189.473480] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 189.479041] __handle_mm_fault+0x3709/0x53e0 [ 189.483485] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 189.488334] ? __switch_to_asm+0x34/0x70 [ 189.492400] ? graph_lock+0x170/0x170 [ 189.496204] ? print_usage_bug+0xc0/0xc0 [ 189.500276] ? __switch_to_asm+0x34/0x70 [ 189.504342] ? graph_lock+0x170/0x170 [ 189.508143] ? graph_lock+0x170/0x170 [ 189.511964] ? handle_mm_fault+0x42a/0xc70 [ 189.516211] ? lock_downgrade+0x900/0x900 [ 189.520362] ? check_preemption_disabled+0x48/0x280 [ 189.525393] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 189.531202] ? kasan_check_read+0x11/0x20 [ 189.535359] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 189.540639] ? rcu_bh_qs+0xc0/0xc0 [ 189.544182] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 189.549637] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 189.555178] ? check_preemption_disabled+0x48/0x280 [ 189.560204] handle_mm_fault+0x54f/0xc70 [ 189.564273] ? __handle_mm_fault+0x53e0/0x53e0 [ 189.568860] ? find_vma+0x34/0x190 [ 189.572407] __do_page_fault+0x67d/0xed0 [ 189.576487] ? mm_fault_error+0x380/0x380 [ 189.580639] ? trace_hardirqs_off+0xb8/0x310 [ 189.585048] ? trace_hardirqs_on+0x310/0x310 [ 189.589468] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 189.594835] ? trace_hardirqs_on+0x310/0x310 [ 189.599266] do_page_fault+0xf2/0x7e0 [ 189.603073] ? vmalloc_sync_all+0x30/0x30 [ 189.607227] ? error_entry+0x70/0xd0 [ 189.610947] ? trace_hardirqs_off_caller+0xbb/0x310 [ 189.615968] ? trace_hardirqs_on_caller+0xc0/0x310 [ 189.620910] ? syscall_return_slowpath+0x5e0/0x5e0 [ 189.625849] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 189.630697] ? trace_hardirqs_on_caller+0x310/0x310 [ 189.635716] ? trace_hardirqs_off+0x310/0x310 [ 189.640218] ? prepare_exit_to_usermode+0x291/0x3b0 [ 189.645234] ? page_fault+0x8/0x30 [ 189.648778] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 189.653626] ? page_fault+0x8/0x30 [ 189.657171] page_fault+0x1e/0x30 [ 189.660625] RIP: 0033:0x45ddf3 [ 189.663821] Code: Bad RIP value. [ 189.667189] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 189.672560] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 189.679830] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 189.687104] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 189.694384] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 189.701653] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 189.709084] CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 4.19.0-rc8+ #133 [ 189.709155] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 189.715929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 189.715951] Workqueue: events_power_efficient neigh_periodic_work [ 189.715960] Call Trace: [ 189.715980] dump_stack+0x1c4/0x2b6 [ 189.722718] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 189.732008] ? dump_stack_print_info.cold.1+0x20/0x20 [ 189.738217] syz-fuzzer cpuset= [ 189.740839] warn_alloc.cold.119+0xb7/0x1bd [ 189.744432] / [ 189.754656] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 189.759830] mems_allowed=0 [ 189.763034] ? lock_downgrade+0x900/0x900 [ 189.780932] ? trace_hardirqs_off+0xb8/0x310 [ 189.785350] ? trace_hardirqs_off+0xb8/0x310 [ 189.789769] __alloc_pages_slowpath+0x265e/0x2d70 [ 189.794648] ? warn_alloc+0x120/0x120 [ 189.798474] ? warn_alloc+0x120/0x120 [ 189.802286] ? print_usage_bug+0xc0/0xc0 [ 189.806366] ? warn_alloc+0x120/0x120 [ 189.810174] ? print_usage_bug+0xc0/0xc0 [ 189.814243] ? print_usage_bug+0xc0/0xc0 [ 189.818321] ? print_usage_bug+0xc0/0xc0 [ 189.822401] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 189.827944] ? should_fail+0x22d/0xd01 [ 189.831839] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 189.836943] ? __lock_acquire+0x7ec/0x4ec0 [ 189.841188] ? __lock_acquire+0x7ec/0x4ec0 [ 189.845423] ? should_fail+0x22d/0xd01 [ 189.849323] ? mark_held_locks+0x130/0x130 [ 189.853565] ? mark_held_locks+0x130/0x130 [ 189.857810] ? check_noncircular+0x20/0x20 [ 189.862050] ? mark_held_locks+0x130/0x130 [ 189.866301] ? mark_held_locks+0x130/0x130 [ 189.870543] ? graph_lock+0x170/0x170 [ 189.874346] ? mark_held_locks+0x130/0x130 [ 189.878582] ? mark_held_locks+0x130/0x130 [ 189.882819] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 189.888361] ? check_preemption_disabled+0x48/0x280 [ 189.893405] ? check_preemption_disabled+0x48/0x280 [ 189.898440] ? __lock_is_held+0xb5/0x140 [ 189.902529] __alloc_pages_nodemask+0xa80/0xde0 [ 189.907199] ? graph_lock+0x170/0x170 [ 189.911023] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 189.916053] ? graph_lock+0x170/0x170 [ 189.919904] ? find_held_lock+0x36/0x1c0 [ 189.923993] ? ____cache_alloc_node+0x1c7/0x1e0 [ 189.928669] ? lock_downgrade+0x900/0x900 [ 189.932831] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 189.938384] cache_grow_begin+0x91/0x8c0 [ 189.942480] ? do_raw_spin_unlock+0xa7/0x330 [ 189.946909] fallback_alloc+0x203/0x2e0 [ 189.950910] ____cache_alloc_node+0x1c7/0x1e0 [ 189.955415] kmem_cache_alloc_node+0xe3/0x730 [ 189.959915] ? graph_lock+0x170/0x170 [ 189.963722] ? kasan_check_read+0x11/0x20 [ 189.967877] ? do_raw_spin_unlock+0xa7/0x330 [ 189.972295] __alloc_skb+0x119/0x770 [ 189.976014] ? graph_lock+0x170/0x170 [ 189.979823] ? skb_scrub_packet+0x490/0x490 [ 189.984149] ? find_held_lock+0x36/0x1c0 [ 189.988240] ? neigh_periodic_work+0x8ca/0xc60 [ 189.992829] ? lock_downgrade+0x900/0x900 [ 189.996983] ? lock_release+0x970/0x970 [ 190.000990] __neigh_notify+0x8c/0x160 [ 190.004886] neigh_cleanup_and_release+0x7b/0xe0 [ 190.009649] neigh_periodic_work+0x8d2/0xc60 [ 190.014101] ? neigh_table_clear+0x390/0x390 [ 190.018514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 190.024068] ? check_preemption_disabled+0x48/0x280 [ 190.029091] ? check_preemption_disabled+0x48/0x280 [ 190.034121] ? __lock_is_held+0xb5/0x140 [ 190.038200] process_one_work+0xc90/0x1c40 [ 190.042445] ? mark_held_locks+0x130/0x130 [ 190.046710] ? pwq_dec_nr_in_flight+0x4a0/0x4a0 [ 190.051383] ? __switch_to_asm+0x40/0x70 [ 190.055452] ? __switch_to_asm+0x34/0x70 [ 190.059532] ? __switch_to_asm+0x40/0x70 [ 190.063600] ? __switch_to_asm+0x34/0x70 [ 190.067675] ? __switch_to_asm+0x40/0x70 [ 190.071740] ? __switch_to_asm+0x34/0x70 [ 190.075805] ? __switch_to_asm+0x40/0x70 [ 190.079878] ? __schedule+0x874/0x1ed0 [ 190.083770] ? check_preemption_disabled+0x48/0x280 [ 190.088809] ? graph_lock+0x170/0x170 [ 190.092615] ? lock_downgrade+0x900/0x900 [ 190.096773] ? trace_hardirqs_off+0xb8/0x310 [ 190.101187] ? kasan_check_read+0x11/0x20 [ 190.105383] ? do_raw_spin_unlock+0xa7/0x330 [ 190.109798] ? find_held_lock+0x36/0x1c0 [ 190.113871] ? lock_acquire+0x1ed/0x520 [ 190.117847] ? worker_thread+0x3e0/0x1390 [ 190.122022] ? lock_release+0x970/0x970 [ 190.126003] ? trace_hardirqs_off+0xb8/0x310 [ 190.130413] ? kasan_check_read+0x11/0x20 [ 190.134577] ? worker_thread+0x3e0/0x1390 [ 190.138731] ? trace_hardirqs_on+0x310/0x310 [ 190.143146] ? kasan_check_write+0x14/0x20 [ 190.147386] ? do_raw_spin_lock+0xc1/0x230 [ 190.151633] worker_thread+0x17f/0x1390 [ 190.155610] ? __switch_to_asm+0x34/0x70 [ 190.159688] ? process_one_work+0x1c40/0x1c40 [ 190.164289] ? graph_lock+0x170/0x170 [ 190.168099] ? __sched_text_start+0x8/0x8 [ 190.172260] ? find_held_lock+0x36/0x1c0 [ 190.176336] ? __kthread_parkme+0xce/0x1a0 [ 190.180579] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 190.185689] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 190.190798] ? lockdep_hardirqs_on+0x421/0x5c0 [ 190.195386] ? trace_hardirqs_on+0xbd/0x310 [ 190.199737] ? kasan_check_read+0x11/0x20 [ 190.203893] ? __kthread_parkme+0xce/0x1a0 [ 190.208138] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 190.213596] ? kasan_check_write+0x14/0x20 [ 190.217836] ? do_raw_spin_lock+0xc1/0x230 [ 190.222082] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 190.227190] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 190.232735] ? __kthread_parkme+0xfb/0x1a0 [ 190.236987] kthread+0x35a/0x420 [ 190.240357] ? process_one_work+0x1c40/0x1c40 [ 190.244874] ? kthread_bind+0x40/0x40 [ 190.248686] ret_from_fork+0x3a/0x50 [ 190.252431] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 190.252445] warn_alloc_show_mem: 1 callbacks suppressed [ 190.252449] Mem-Info: [ 190.259478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 190.259487] Call Trace: [ 190.264863] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 190.264863] active_file:12 inactive_file:13 isolated_file:0 [ 190.264863] unevictable:0 dirty:0 writeback:0 unstable:0 [ 190.264863] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 190.264863] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 190.264863] free:13778 free_pcp:148 free_cma:0 [ 190.267234] <IRQ> [ 190.276599] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 190.279183] dump_stack+0x1c4/0x2b6 [ 190.312042] Node 0 [ 190.314190] ? dump_stack_print_info.cold.1+0x20/0x20 [ 190.341693] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 190.345331] warn_alloc.cold.119+0xb7/0x1bd [ 190.347539] lowmem_reserve[]: [ 190.352724] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 190.378197] 0 2819 [ 190.382529] ? lock_downgrade+0x900/0x900 [ 190.385613] 6323 [ 190.390474] ? trace_hardirqs_off+0xb8/0x310 [ 190.392690] 6323 [ 190.396853] ? trace_hardirqs_off+0xb8/0x310 [ 190.398908] Node 0 [ 190.403352] __alloc_pages_slowpath+0x265e/0x2d70 [ 190.405415] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 190.409818] ? warn_alloc+0x120/0x120 [ 190.412005] lowmem_reserve[]: 0 [ 190.416855] ? trace_hardirqs_on+0x310/0x310 [ 190.444071] 0 [ 190.447870] ? warn_alloc+0x120/0x120 [ 190.451124] 3503 [ 190.455537] ? print_usage_bug+0xc0/0xc0 [ 190.457315] 3503 [ 190.461113] ? warn_alloc+0x120/0x120 [ 190.467226] ? ktime_get+0x2e1/0x440 [ 190.469265] Node 0 [ 190.473062] ? print_usage_bug+0xc0/0xc0 [ 190.476780] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 190.478999] ? __lock_acquire+0x7ec/0x4ec0 [ 190.483052] lowmem_reserve[]: [ 190.511155] ? __lock_acquire+0x7ec/0x4ec0 [ 190.515369] 0 [ 190.518479] ? kasan_check_read+0x11/0x20 [ 190.522690] 0 [ 190.524496] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 190.528620] 0 [ 190.530420] ? should_fail+0x22d/0xd01 [ 190.535929] 0 [ 190.537731] ? rcu_bh_qs+0xc0/0xc0 [ 190.543396] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 190.546912] Node 0 [ 190.552014] ? __lock_acquire+0x7ec/0x4ec0 [ 190.552017] DMA: 1*4kB [ 190.554268] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 190.558488] (U) [ 190.561067] ? __lock_acquire+0x7ec/0x4ec0 [ 190.566165] 0*8kB [ 190.568135] ? should_fail+0x22d/0xd01 [ 190.572350] 0*16kB [ 190.574504] ? rcu_idle_enter+0x4b0/0x4b0 [ 190.578371] 1*32kB [ 190.580608] ? mark_held_locks+0x130/0x130 [ 190.584731] (U) [ 190.586964] ? mark_held_locks+0x130/0x130 [ 190.591180] 2*64kB (U) [ 190.593163] ? mark_held_locks+0xc7/0x130 [ 190.597368] 1*128kB (U) [ 190.599960] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 190.604077] 1*256kB (U) [ 190.606753] ? graph_lock+0x170/0x170 [ 190.611751] 0*512kB [ 190.614417] ? print_usage_bug+0xc0/0xc0 [ 190.618189] 1*1024kB (U) [ 190.620520] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 190.624557] 1*2048kB [ 190.627316] ? check_preemption_disabled+0x48/0x280 [ 190.632827] (M) [ 190.635235] ? check_preemption_disabled+0x48/0x280 [ 190.640244] 3*4096kB [ 190.642217] ? __lock_is_held+0xb5/0x140 [ 190.647213] (M) [ 190.649641] __alloc_pages_nodemask+0xa80/0xde0 [ 190.653672] = 15908kB [ 190.653680] Node 0 [ 190.655657] ? graph_lock+0x170/0x170 [ 190.660302] DMA32: [ 190.662713] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 190.664930] 3*4kB [ 190.668729] ? graph_lock+0x170/0x170 [ 190.670936] (M) 2*8kB [ 190.675960] ? find_held_lock+0x36/0x1c0 [ 190.678087] (UM) [ 190.681890] ? ____cache_alloc_node+0x1c7/0x1e0 [ 190.684372] 3*16kB (UM) [ 190.688435] ? lock_downgrade+0x900/0x900 [ 190.690493] 3*32kB [ 190.695224] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 190.697873] (UM) [ 190.702017] cache_grow_begin+0x91/0x8c0 [ 190.704231] 5*64kB [ 190.709762] ? do_raw_spin_unlock+0xa7/0x330 [ 190.711805] (UM) [ 190.715865] fallback_alloc+0x203/0x2e0 [ 190.718080] 3*128kB [ 190.722493] ____cache_alloc_node+0x1c7/0x1e0 [ 190.724538] (M) [ 190.728513] kmem_cache_alloc_node+0xe3/0x730 [ 190.730815] 3*256kB [ 190.735321] ? ipv6_get_ifaddr+0x42e/0x620 [ 190.737267] (M) 4*512kB [ 190.741772] __alloc_skb+0x119/0x770 [ 190.744070] (UM) [ 190.748302] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 190.750946] 3*1024kB (UM) [ 190.754670] ? skb_scrub_packet+0x490/0x490 [ 190.756705] 1*2048kB (M) [ 190.762001] ? lock_downgrade+0x900/0x900 [ 190.764816] 4*4096kB (M) [ 190.769145] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 190.771879] = 25196kB [ 190.776020] ? refcount_sub_and_test_checked+0x203/0x310 [ 190.778757] Node 0 [ 190.784291] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 190.786680] Normal: 1032*4kB [ 190.792140] ? addrconf_rs_timer+0x690/0x690 [ 190.794345] (ME) 425*8kB [ 190.799806] ndisc_alloc_skb+0x144/0x340 [ 190.802875] (UME) 181*16kB [ 190.807288] ndisc_send_rs+0x331/0x6e0 [ 190.810022] (UME) [ 190.814078] addrconf_rs_timer+0x314/0x690 [ 190.816988] 72*32kB [ 190.820872] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 190.822999] (UME) [ 190.827240] call_timer_fn+0x272/0x920 [ 190.829534] 20*64kB [ 190.833760] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 190.835889] (UM) [ 190.839918] ? process_timeout+0x40/0x40 [ 190.842224] 0*128kB [ 190.846453] ? find_held_lock+0x36/0x1c0 [ 190.848505] 0*256kB [ 190.852569] ? mark_held_locks+0xc7/0x130 [ 190.854865] 0*512kB 0*1024kB [ 190.858934] ? _raw_spin_unlock_irq+0x27/0x80 [ 190.861237] 0*2048kB [ 190.865379] ? _raw_spin_unlock_irq+0x27/0x80 [ 190.868467] 0*4096kB [ 190.872956] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 190.875343] = 14008kB [ 190.879837] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 190.882229] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 190.886454] ? trace_hardirqs_on+0xbd/0x310 [ 190.888860] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 190.893437] ? kasan_check_read+0x11/0x20 [ 190.902270] 144 total pagecache pages [ 190.906589] ? __run_timers+0x7da/0xc70 [ 190.915150] 0 pages in swap cache [ 190.919300] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 190.923077] Swap cache stats: add 0, delete 0, find 0/0 [ 190.923087] Free swap = 0kB [ 190.927054] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 190.930507] Total swap = 0kB [ 190.935957] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 190.941295] 1965979 pages RAM [ 190.944310] __run_timers+0x7e5/0xc70 [ 190.948514] 0 pages HighMem/MovableOnly [ 190.948523] 342306 pages reserved [ 190.951551] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 190.955751] 0 pages cma reserved [ 190.958852] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 190.962965] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 190.966600] ? graph_lock+0x170/0x170 [ 190.970034] ksoftirqd/0 cpuset= [ 190.975390] ? print_usage_bug+0xc0/0xc0 [ 190.978805] / [ 190.983739] ? enqueue_hrtimer+0x1a5/0x560 [ 190.983752] ? lock_release+0x970/0x970 [ 190.983768] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 190.983789] ? find_held_lock+0x36/0x1c0 [ 190.983808] ? graph_lock+0x170/0x170 [ 190.994228] mems_allowed=0 [ 190.998027] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 191.036716] ? check_preemption_disabled+0x48/0x280 [ 191.041751] ? __lock_is_held+0xb5/0x140 [ 191.045821] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 191.051365] ? check_preemption_disabled+0x48/0x280 [ 191.056394] run_timer_softirq+0x52/0xb0 [ 191.060458] ? rcu_read_lock_sched_held+0x108/0x120 [ 191.065499] __do_softirq+0x30c/0xb03 [ 191.069317] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 191.074427] ? pvclock_read_flags+0x160/0x160 [ 191.078953] ? lapic_next_event+0x5a/0x90 [ 191.083119] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 191.088667] ? check_preemption_disabled+0x48/0x280 [ 191.093686] ? check_preemption_disabled+0x48/0x280 [ 191.098714] ? kvm_clock_read+0x18/0x30 [ 191.102690] ? kvm_sched_clock_read+0x9/0x20 [ 191.107104] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 191.112646] ? check_preemption_disabled+0x48/0x280 [ 191.117679] irq_exit+0x17f/0x1c0 [ 191.121133] smp_apic_timer_interrupt+0x1cb/0x760 [ 191.125975] ? smp_reschedule_interrupt+0x109/0x650 [ 191.130999] ? smp_call_function_single_interrupt+0x650/0x650 [ 191.136887] ? interrupt_entry+0xb5/0xf0 [ 191.140956] ? trace_hardirqs_off_caller+0xbb/0x310 [ 191.145980] ? trace_hardirqs_off_caller+0xbb/0x310 [ 191.151007] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 191.155891] ? trace_hardirqs_on_caller+0x310/0x310 [ 191.160948] ? trace_hardirqs_on_caller+0x310/0x310 [ 191.165989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 191.171540] ? check_preemption_disabled+0x48/0x280 [ 191.176567] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 191.182112] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 191.186969] apic_timer_interrupt+0xf/0x20 [ 191.191208] </IRQ> [ 191.193468] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 191.198936] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 191.217837] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 191.225548] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 191.232816] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 191.240087] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 191.247359] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 191.254630] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 191.261916] ? shrink_node_memcg+0x724/0x18e0 [ 191.266411] ? shrink_node_memcg+0x72e/0x18e0 [ 191.270952] shrink_node_memcg+0x72e/0x18e0 [ 191.275302] ? shrink_active_list+0x1c20/0x1c20 [ 191.279994] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 191.285618] ? graph_lock+0x170/0x170 [ 191.289423] ? mem_cgroup_charge_statistics+0x780/0x780 [ 191.294787] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 191.300337] ? print_usage_bug+0xc0/0xc0 [ 191.304446] shrink_node+0x3bc/0x16b0 [ 191.308258] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 191.313563] ? shrink_node_memcg+0x18e0/0x18e0 [ 191.318145] ? lockdep_hardirqs_on+0x421/0x5c0 [ 191.322732] ? trace_hardirqs_on+0xbd/0x310 [ 191.327066] ? vmpressure+0x271/0x340 [ 191.330873] ? do_raw_spin_unlock+0xa7/0x330 [ 191.335297] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 191.339918] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 191.345468] ? __cpuset_node_allowed+0x19b/0x660 [ 191.350230] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 191.355942] ? vmpressure+0x1a2/0x340 [ 191.359800] do_try_to_free_pages+0x3e7/0x1290 [ 191.364406] ? shrink_node+0x16b0/0x16b0 [ 191.368483] ? __lock_is_held+0xb5/0x140 [ 191.372562] try_to_free_pages+0x4d0/0xb90 [ 191.376806] ? do_try_to_free_pages+0x1290/0x1290 [ 191.381651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 191.387205] ? lock_acquire+0x1ed/0x520 [ 191.391200] ? set_page_refcounted+0x280/0x280 [ 191.395793] ? lock_release+0x970/0x970 [ 191.399776] ? ___might_sleep+0x1ed/0x300 [ 191.403926] ? arch_local_save_flags+0x40/0x40 [ 191.408523] __alloc_pages_slowpath+0x9c4/0x2d70 [ 191.413390] ? warn_alloc+0x120/0x120 [ 191.417205] ? __radix_tree_lookup+0x4c0/0x4c0 [ 191.421802] ? find_get_entry+0x2f2/0xc40 [ 191.425960] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 191.431508] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 191.436443] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 191.441993] ? should_fail+0x22d/0xd01 [ 191.445916] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 191.451020] ? __lock_is_held+0xb5/0x140 [ 191.455110] ? __lock_is_held+0xb5/0x140 [ 191.459182] ? find_held_lock+0x36/0x1c0 [ 191.463264] ? ___might_sleep+0x1ed/0x300 [ 191.467414] ? lock_release+0x970/0x970 [ 191.471393] ? arch_local_save_flags+0x40/0x40 [ 191.475999] ? __might_sleep+0x95/0x190 [ 191.479989] __alloc_pages_nodemask+0xa80/0xde0 [ 191.484667] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 191.489692] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 191.495496] ? kasan_check_read+0x11/0x20 [ 191.499663] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 191.504991] ? graph_lock+0x170/0x170 [ 191.508805] ? print_usage_bug+0xc0/0xc0 [ 191.512891] ? graph_lock+0x170/0x170 [ 191.516695] ? graph_lock+0x170/0x170 [ 191.520504] ? __do_page_cache_readahead+0x7ce/0x980 [ 191.525615] ? find_held_lock+0x36/0x1c0 [ 191.529688] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 191.535230] alloc_pages_current+0x10c/0x210 [ 191.539640] ? lock_downgrade+0x900/0x900 [ 191.543795] __page_cache_alloc+0x38f/0x5b0 [ 191.548121] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 191.553952] ? kasan_check_read+0x11/0x20 [ 191.558104] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 191.563385] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 191.568061] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 191.573602] ? check_preemption_disabled+0x48/0x280 [ 191.578629] filemap_fault+0x1594/0x25f0 [ 191.582710] ? __lock_page_or_retry+0xa00/0xa00 [ 191.587380] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 191.593206] ? kasan_check_read+0x11/0x20 [ 191.597366] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 191.602651] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 191.607757] ? rcu_bh_qs+0xc0/0xc0 [ 191.611306] ? trace_hardirqs_on+0xbd/0x310 [ 191.615629] ? kasan_check_read+0x11/0x20 [ 191.619781] ? __free_object+0x173/0x340 [ 191.623856] ? filemap_map_pages+0xdea/0x1980 [ 191.628360] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 191.633502] ? __free_object+0x173/0x340 [ 191.637575] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 191.642852] ? debug_object_free+0x325/0x690 [ 191.647278] ? find_get_pages_range_tag+0x1320/0x1320 [ 191.652482] ? graph_lock+0x170/0x170 [ 191.656295] ? kasan_check_read+0x11/0x20 [ 191.660447] ? debug_object_destroy+0x2b0/0x2b0 [ 191.665148] ? lock_acquire+0x1ed/0x520 [ 191.669149] ? ext4_filemap_fault+0x7a/0xad [ 191.673482] ? lock_release+0x970/0x970 [ 191.677481] ? arch_local_save_flags+0x40/0x40 [ 191.682072] ? futex_wait_setup+0x3e0/0x3e0 [ 191.686412] ? down_read+0xb0/0x1d0 [ 191.690041] ? ext4_filemap_fault+0x7a/0xad [ 191.694368] ? __down_interruptible+0x700/0x700 [ 191.699082] ext4_filemap_fault+0x82/0xad [ 191.703233] __do_fault+0x100/0x6b0 [ 191.706870] ? print_bad_pte+0x6c0/0x6c0 [ 191.711056] ? do_futex+0x249/0x26d0 [ 191.714772] ? finish_task_switch+0x1f4/0x910 [ 191.719272] ? _raw_spin_unlock_irq+0x27/0x80 [ 191.723772] ? pmd_val+0x88/0x100 [ 191.727230] ? add_mm_counter_fast+0xd0/0xd0 [ 191.731639] ? pmd_val+0x88/0x100 [ 191.735097] ? add_mm_counter_fast+0xd0/0xd0 [ 191.739512] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 191.745059] __handle_mm_fault+0x3709/0x53e0 [ 191.749491] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 191.754337] ? __switch_to_asm+0x34/0x70 [ 191.758414] ? graph_lock+0x170/0x170 [ 191.762233] ? print_usage_bug+0xc0/0xc0 [ 191.766310] ? __switch_to_asm+0x34/0x70 [ 191.770377] ? graph_lock+0x170/0x170 [ 191.774205] ? graph_lock+0x170/0x170 [ 191.778037] ? handle_mm_fault+0x42a/0xc70 [ 191.782272] ? lock_downgrade+0x900/0x900 [ 191.786426] ? check_preemption_disabled+0x48/0x280 [ 191.791449] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 191.797257] ? kasan_check_read+0x11/0x20 [ 191.801408] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 191.806692] ? rcu_bh_qs+0xc0/0xc0 [ 191.810231] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 191.815682] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 191.821222] ? check_preemption_disabled+0x48/0x280 [ 191.826247] handle_mm_fault+0x54f/0xc70 [ 191.830356] ? __handle_mm_fault+0x53e0/0x53e0 [ 191.834941] ? find_vma+0x34/0x190 [ 191.838503] __do_page_fault+0x67d/0xed0 [ 191.842580] ? mm_fault_error+0x380/0x380 [ 191.846733] ? trace_hardirqs_off+0xb8/0x310 [ 191.851171] ? trace_hardirqs_on+0x310/0x310 [ 191.855600] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 191.860966] ? trace_hardirqs_on+0x310/0x310 [ 191.865387] do_page_fault+0xf2/0x7e0 [ 191.869191] ? vmalloc_sync_all+0x30/0x30 [ 191.873340] ? error_entry+0x70/0xd0 [ 191.877056] ? trace_hardirqs_off_caller+0xbb/0x310 [ 191.882087] ? trace_hardirqs_on_caller+0xc0/0x310 [ 191.887033] ? syscall_return_slowpath+0x5e0/0x5e0 [ 191.892000] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 191.896846] ? trace_hardirqs_on_caller+0x310/0x310 [ 191.901881] ? trace_hardirqs_off+0x310/0x310 [ 191.906396] ? prepare_exit_to_usermode+0x291/0x3b0 [ 191.911417] ? page_fault+0x8/0x30 [ 191.914962] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 191.919815] ? page_fault+0x8/0x30 [ 191.923359] page_fault+0x1e/0x30 [ 191.926812] RIP: 0033:0x45ddf3 [ 191.930009] Code: Bad RIP value. [ 191.933378] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 191.938744] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 191.946009] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 191.953278] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 191.960546] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 191.967817] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 191.975132] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 191.975238] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 191.982009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 191.982015] Call Trace: [ 191.982040] dump_stack+0x1c4/0x2b6 [ 191.982058] ? dump_stack_print_info.cold.1+0x20/0x20 [ 191.988591] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 191.997897] warn_alloc.cold.119+0xb7/0x1bd [ 192.000451] syz-fuzzer cpuset= [ 192.004088] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 192.009270] / [ 192.019500] ? lock_downgrade+0x900/0x900 [ 192.023800] mems_allowed=0 [ 192.027007] ? trace_hardirqs_off+0xb8/0x310 [ 192.045266] ? trace_hardirqs_off+0xb8/0x310 [ 192.049685] __alloc_pages_slowpath+0x265e/0x2d70 [ 192.054560] ? warn_alloc+0x120/0x120 [ 192.058370] ? warn_alloc+0x120/0x120 [ 192.062176] ? print_usage_bug+0xc0/0xc0 [ 192.066263] ? warn_alloc+0x120/0x120 [ 192.070066] ? print_usage_bug+0xc0/0xc0 [ 192.074141] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 192.079678] ? should_fail+0x22d/0xd01 [ 192.083572] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 192.088677] ? __lock_acquire+0x7ec/0x4ec0 [ 192.092921] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 192.098021] ? __lock_acquire+0x7ec/0x4ec0 [ 192.102257] ? should_fail+0x22d/0xd01 [ 192.106155] ? mark_held_locks+0x130/0x130 [ 192.110408] ? mark_held_locks+0x130/0x130 [ 192.114651] ? lock_downgrade+0x900/0x900 [ 192.118800] ? check_preemption_disabled+0x48/0x280 [ 192.123827] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 192.129629] ? kasan_check_read+0x11/0x20 [ 192.133782] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 192.139324] ? check_preemption_disabled+0x48/0x280 [ 192.144344] ? check_preemption_disabled+0x48/0x280 [ 192.149371] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 192.154912] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 192.160220] ? rcu_pm_notify+0xc0/0xc0 [ 192.164115] __alloc_pages_nodemask+0xa80/0xde0 [ 192.168787] ? graph_lock+0x170/0x170 [ 192.172597] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 192.177615] ? graph_lock+0x170/0x170 [ 192.181428] ? find_held_lock+0x36/0x1c0 [ 192.185513] ? ____cache_alloc_node+0x1c7/0x1e0 [ 192.190185] ? lock_downgrade+0x900/0x900 [ 192.194344] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 192.199888] cache_grow_begin+0x91/0x8c0 [ 192.203952] ? do_raw_spin_unlock+0xa7/0x330 [ 192.208371] fallback_alloc+0x203/0x2e0 [ 192.212353] ____cache_alloc_node+0x1c7/0x1e0 [ 192.216858] kmem_cache_alloc+0x1f8/0x730 [ 192.221024] __build_skb+0xab/0x430 [ 192.224657] ? skb_try_coalesce+0x1b70/0x1b70 [ 192.229171] ? br_netif_receive_skb+0x107/0x210 [ 192.233846] ? __alloc_pages_nodemask+0xde0/0xde0 [ 192.238696] ? br_pass_frame_up+0x3b7/0x9f0 [ 192.243032] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 192.248573] ? check_preemption_disabled+0x48/0x280 [ 192.253603] __napi_alloc_skb+0x1d6/0x310 [ 192.257761] page_to_skb.isra.42+0xee/0x8d0 [ 192.262092] ? check_preemption_disabled+0x48/0x280 [ 192.267116] ? virtnet_remove+0xf0/0xf0 [ 192.271111] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 192.276923] ? kasan_check_read+0x11/0x20 [ 192.281074] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 192.286357] ? rcu_bh_qs+0xc0/0xc0 [ 192.289912] receive_mergeable+0x155d/0x3a90 [ 192.294355] ? __local_bh_enable_ip+0x160/0x260 [ 192.299042] ? virtnet_probe+0x2240/0x2240 [ 192.303277] ? kill_rules+0x591/0x940 [ 192.307088] ? check_preemption_disabled+0x48/0x280 [ 192.312106] ? check_preemption_disabled+0x48/0x280 [ 192.317134] ? __lock_is_held+0xb5/0x140 [ 192.321210] ? rcu_read_lock_sched_held+0x108/0x120 [ 192.326230] ? update_cfs_rq_load_avg.part.64+0x253/0x2e0 [ 192.331771] ? tg_unthrottle_up+0x220/0x220 [ 192.336106] ? update_load_avg+0x13b8/0x2470 [ 192.340522] ? graph_lock+0x170/0x170 [ 192.344344] ? attach_entity_load_avg+0x860/0x860 [ 192.349204] ? check_preemption_disabled+0x48/0x280 [ 192.354244] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 192.359788] ? check_preemption_disabled+0x48/0x280 [ 192.364809] ? check_preemption_disabled+0x48/0x280 [ 192.369827] ? graph_lock+0x170/0x170 [ 192.373638] ? rb_erase+0x3710/0x3710 [ 192.377438] ? mark_held_locks+0x130/0x130 [ 192.381697] ? graph_lock+0x170/0x170 [ 192.385503] ? find_held_lock+0x36/0x1c0 [ 192.389577] ? cpuacct_charge+0x265/0x440 [ 192.393772] ? find_held_lock+0x36/0x1c0 [ 192.397868] ? update_curr+0x4cf/0xbe0 [ 192.401774] ? lock_downgrade+0x900/0x900 [ 192.405952] ? check_preemption_disabled+0x48/0x280 [ 192.411007] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 192.416803] ? kasan_check_read+0x11/0x20 [ 192.420967] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 192.426247] ? rcu_bh_qs+0xc0/0xc0 [ 192.429804] ? update_curr+0x4ec/0xbe0 [ 192.433691] ? print_usage_bug+0xc0/0xc0 [ 192.437757] ? __account_cfs_rq_runtime+0x790/0x790 [ 192.442778] ? select_task_rq_fair+0x7ab/0x33a0 [ 192.447452] ? lock_downgrade+0x900/0x900 [ 192.451618] ? check_preemption_disabled+0x48/0x280 [ 192.456640] ? graph_lock+0x170/0x170 [ 192.460451] ? account_entity_enqueue+0x3a3/0x660 [ 192.465317] ? __enqueue_entity+0x10d/0x1f0 [ 192.469668] ? rb_erase_cached+0xc78/0x3720 [ 192.473997] ? rb_next+0x140/0x140 [ 192.477542] ? print_usage_bug+0xc0/0xc0 [ 192.481608] ? print_usage_bug+0xc0/0xc0 [ 192.485672] ? graph_lock+0x170/0x170 [ 192.489488] ? print_usage_bug+0xc0/0xc0 [ 192.493560] ? print_usage_bug+0xc0/0xc0 [ 192.497681] ? __save_stack_trace+0x7d/0xf0 [ 192.502013] receive_buf+0xb3c/0x3270 [ 192.505817] ? print_usage_bug+0xc0/0xc0 [ 192.509913] ? __lock_acquire+0x7ec/0x4ec0 [ 192.514161] ? receive_mergeable+0x3a90/0x3a90 [ 192.518757] ? print_usage_bug+0xc0/0xc0 [ 192.522821] ? __lock_acquire+0x7ec/0x4ec0 [ 192.527056] ? mark_held_locks+0x130/0x130 [ 192.531320] ? mark_held_locks+0x130/0x130 [ 192.535579] ? __lock_acquire+0x7ec/0x4ec0 [ 192.539824] ? __lock_acquire+0x7ec/0x4ec0 [ 192.544062] ? lock_downgrade+0x900/0x900 [ 192.548210] ? lock_downgrade+0x900/0x900 [ 192.552383] ? mark_held_locks+0x130/0x130 [ 192.556629] ? graph_lock+0x170/0x170 [ 192.560432] ? mark_held_locks+0x130/0x130 [ 192.564692] ? __update_load_avg_se+0xb90/0xb90 [ 192.569369] ? print_usage_bug+0xc0/0xc0 [ 192.573458] ? find_held_lock+0x36/0x1c0 [ 192.577568] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 192.583105] ? radix_tree_descend+0x13c/0x2e0 [ 192.587625] ? plist_requeue+0x620/0x620 [ 192.591697] ? lock_downgrade+0x900/0x900 [ 192.595847] ? graph_lock+0x170/0x170 [ 192.599670] ? find_held_lock+0x36/0x1c0 [ 192.603734] ? graph_lock+0x170/0x170 [ 192.607538] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 192.613096] ? __radix_tree_lookup+0x358/0x4c0 [ 192.617687] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 192.623226] ? vring_use_dma_api+0xa5/0xc0 [ 192.627477] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 192.633019] ? vring_unmap_one+0x5a/0x410 [ 192.637175] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 192.642716] ? detach_buf+0x34b/0x5d0 [ 192.646538] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 192.652107] ? virtqueue_get_buf_ctx+0x3d5/0x820 [ 192.656870] ? lock_downgrade+0x900/0x900 [ 192.661026] ? detach_buf+0x5d0/0x5d0 [ 192.664828] ? __lock_acquire+0x7ec/0x4ec0 [ 192.669095] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 192.673680] virtnet_poll+0x421/0x105f [ 192.677584] ? receive_buf+0x3270/0x3270 [ 192.681659] ? max_active_store+0x170/0x170 [ 192.686011] ? estimation_timer+0x5d0/0x890 [ 192.690353] ? net_rx_action+0x480/0x1950 [ 192.694506] ? net_rx_action+0x480/0x1950 [ 192.698662] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 192.703260] ? call_timer_fn+0x2c0/0x920 [ 192.707322] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 192.712866] ? check_preemption_disabled+0x48/0x280 [ 192.717904] net_rx_action+0x7c5/0x1950 [ 192.721895] ? napi_complete_done+0x6d0/0x6d0 [ 192.726406] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 192.731454] ? __run_timers+0xa20/0xc70 [ 192.735503] ? _raw_spin_unlock_irq+0x27/0x80 [ 192.740001] ? _raw_spin_unlock_irq+0x27/0x80 [ 192.744525] ? work_on_cpu_safe+0x90/0x90 [ 192.748674] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 192.753260] ? trace_hardirqs_on+0xbd/0x310 [ 192.757590] ? kasan_check_read+0x11/0x20 [ 192.761738] ? __run_timers+0xa20/0xc70 [ 192.765731] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 192.771293] ? _raw_spin_unlock_irq+0x60/0x80 [ 192.775796] ? __run_timers+0xa4a/0xc70 [ 192.779797] ? _raw_spin_unlock_irq+0x27/0x80 [ 192.784299] ? kasan_check_read+0x11/0x20 [ 192.788469] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 192.793858] ? compat_start_thread+0x80/0x80 [ 192.798272] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 192.803829] ? kasan_check_write+0x14/0x20 [ 192.808065] ? finish_task_switch+0x2f4/0x910 [ 192.812563] ? __switch_to_asm+0x40/0x70 [ 192.816634] ? __switch_to_asm+0x34/0x70 [ 192.820698] ? __switch_to_asm+0x34/0x70 [ 192.824788] ? __switch_to_asm+0x40/0x70 [ 192.828846] ? __switch_to_asm+0x34/0x70 [ 192.832908] ? __switch_to_asm+0x40/0x70 [ 192.836971] ? __switch_to_asm+0x34/0x70 [ 192.841161] ? __switch_to_asm+0x34/0x70 [ 192.845231] ? pvclock_read_flags+0x160/0x160 [ 192.849738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 192.855297] ? check_preemption_disabled+0x48/0x280 [ 192.860342] ? check_preemption_disabled+0x48/0x280 [ 192.865368] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 192.870930] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 192.876208] ? rcu_pm_notify+0xc0/0xc0 [ 192.880112] __do_softirq+0x30c/0xb03 [ 192.883917] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 192.888684] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 192.893786] ? trace_hardirqs_off+0x310/0x310 [ 192.898294] ? schedule+0x108/0x460 [ 192.901943] ? trace_hardirqs_off+0xb8/0x310 [ 192.906353] ? ___might_sleep+0x1ed/0x300 [ 192.910508] ? smpboot_thread_fn+0x68b/0xa00 [ 192.914931] ? trace_hardirqs_on+0x310/0x310 [ 192.919339] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 192.924911] ? check_preemption_disabled+0x48/0x280 [ 192.929944] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 192.935498] ? takeover_tasklets+0xa90/0xa90 [ 192.939938] run_ksoftirqd+0x94/0x100 [ 192.943738] smpboot_thread_fn+0x68b/0xa00 [ 192.948002] ? sort_range+0x30/0x30 [ 192.951632] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 192.956737] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 192.962280] ? __kthread_parkme+0xfb/0x1a0 [ 192.966610] kthread+0x35a/0x420 [ 192.969977] ? sort_range+0x30/0x30 [ 192.973607] ? kthread_bind+0x40/0x40 [ 192.977422] ret_from_fork+0x3a/0x50 [ 192.981176] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 192.981182] warn_alloc_show_mem: 1 callbacks suppressed [ 192.981189] Mem-Info: [ 192.988205] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 192.993578] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 192.993578] active_file:12 inactive_file:13 isolated_file:0 [ 192.993578] unevictable:0 dirty:0 writeback:0 unstable:0 [ 192.993578] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 192.993578] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 192.993578] free:13778 free_pcp:148 free_cma:0 [ 192.995951] Call Trace: [ 193.005373] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 193.038217] <IRQ> [ 193.040787] Node 0 [ 193.068284] dump_stack+0x1c4/0x2b6 [ 193.070434] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 193.072642] ? dump_stack_print_info.cold.1+0x20/0x20 [ 193.076257] lowmem_reserve[]: [ 193.101778] warn_alloc.cold.119+0xb7/0x1bd [ 193.106937] 0 [ 193.110038] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 193.114330] 2819 6323 [ 193.116146] ? lock_downgrade+0x900/0x900 [ 193.120956] 6323 [ 193.123487] ? trace_hardirqs_off+0xb8/0x310 [ 193.127616] Node 0 [ 193.129677] ? trace_hardirqs_off+0xb8/0x310 [ 193.134089] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 193.136305] __alloc_pages_slowpath+0x265e/0x2d70 [ 193.140703] lowmem_reserve[]: [ 193.167982] ? warn_alloc+0x120/0x120 [ 193.172777] 0 [ 193.175905] ? warn_alloc+0x120/0x120 [ 193.179678] 0 [ 193.181495] ? print_usage_bug+0xc0/0xc0 [ 193.185272] 3503 [ 193.187086] ? warn_alloc+0x120/0x120 [ 193.191122] 3503 [ 193.193181] ? print_usage_bug+0xc0/0xc0 [ 193.199022] ? __lock_acquire+0x7ec/0x4ec0 [ 193.203070] Node 0 [ 193.207297] ? __lock_acquire+0x7ec/0x4ec0 [ 193.207332] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 193.209545] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 193.213755] lowmem_reserve[]: [ 193.241872] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 193.247389] 0 0 [ 193.250512] ? should_fail+0x22d/0xd01 [ 193.256020] 0 0 [ 193.258023] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 193.263862] ? __lock_acquire+0x7ec/0x4ec0 [ 193.268952] Node 0 DMA: [ 193.273183] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 193.273198] ? __lock_acquire+0x7ec/0x4ec0 [ 193.275865] 1*4kB [ 193.280984] ? should_fail+0x22d/0xd01 [ 193.285193] (U) [ 193.287344] ? mark_held_locks+0x130/0x130 [ 193.291202] 0*8kB [ 193.293182] ? mark_held_locks+0x130/0x130 [ 193.297392] 0*16kB [ 193.299559] ? graph_lock+0x170/0x170 [ 193.303772] 1*32kB [ 193.306007] ? print_usage_bug+0xc0/0xc0 [ 193.309789] (U) [ 193.312020] ? graph_lock+0x170/0x170 [ 193.316058] 2*64kB [ 193.318034] ? print_usage_bug+0xc0/0xc0 [ 193.321815] (U) [ 193.324049] ? wq_watchdog_touch+0x9c/0xfe [ 193.328081] 1*128kB (U) [ 193.330076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 193.334297] 1*256kB (U) [ 193.336981] ? check_preemption_disabled+0x48/0x280 [ 193.342492] 0*512kB 1*1024kB [ 193.345167] ? check_preemption_disabled+0x48/0x280 [ 193.350156] (U) [ 193.353270] ? __lock_is_held+0xb5/0x140 [ 193.358256] 1*2048kB [ 193.360231] __alloc_pages_nodemask+0xa80/0xde0 [ 193.364266] (M) [ 193.366671] ? graph_lock+0x170/0x170 [ 193.371323] 3*4096kB [ 193.373298] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 193.377074] (M) [ 193.379492] ? graph_lock+0x170/0x170 [ 193.384509] = 15908kB [ 193.386493] ? find_held_lock+0x36/0x1c0 [ 193.390271] Node 0 [ 193.392690] ? ____cache_alloc_node+0x1c7/0x1e0 [ 193.396722] DMA32: [ 193.398958] ? lock_downgrade+0x900/0x900 [ 193.403607] 3*4kB [ 193.405843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 193.409961] (M) [ 193.412113] cache_grow_begin+0x91/0x8c0 [ 193.417624] 2*8kB (UM) [ 193.419605] ? do_raw_spin_unlock+0xa7/0x330 [ 193.423643] 3*16kB [ 193.426224] fallback_alloc+0x203/0x2e0 [ 193.430608] (UM) [ 193.432842] ____cache_alloc_node+0x1c7/0x1e0 [ 193.436790] 3*32kB (UM) [ 193.438866] kmem_cache_alloc_node+0xe3/0x730 [ 193.443335] 5*64kB (UM) [ 193.446013] ? ipv6_get_ifaddr+0x42e/0x620 [ 193.450498] 3*128kB [ 193.453168] __alloc_skb+0x119/0x770 [ 193.457377] (M) [ 193.459702] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 193.463383] 3*256kB (M) [ 193.465364] ? skb_scrub_packet+0x490/0x490 [ 193.470616] 4*512kB [ 193.473283] ? lock_downgrade+0x900/0x900 [ 193.477588] (UM) [ 193.479911] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 193.484033] 3*1024kB [ 193.486094] ? refcount_sub_and_test_checked+0x203/0x310 [ 193.491609] (UM) [ 193.494017] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 193.499450] 1*2048kB [ 193.501574] ? addrconf_rs_timer+0x690/0x690 [ 193.506999] (M) [ 193.509427] ndisc_alloc_skb+0x144/0x340 [ 193.513799] 4*4096kB (M) [ 193.515784] ndisc_send_rs+0x331/0x6e0 [ 193.519822] = 25196kB [ 193.522577] addrconf_rs_timer+0x314/0x690 [ 193.526442] Node 0 [ 193.528860] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 193.533067] Normal: 1032*4kB [ 193.535332] call_timer_fn+0x272/0x920 [ 193.539542] (ME) [ 193.542644] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 193.546512] 425*8kB (UME) [ 193.548581] ? process_timeout+0x40/0x40 [ 193.552794] 181*16kB [ 193.555649] ? find_held_lock+0x36/0x1c0 [ 193.559688] (UME) [ 193.562100] ? mark_held_locks+0xc7/0x130 [ 193.566134] 72*32kB [ 193.568280] ? _raw_spin_unlock_irq+0x27/0x80 [ 193.572399] (UME) 20*64kB [ 193.574732] ? _raw_spin_unlock_irq+0x27/0x80 [ 193.579200] (UM) [ 193.582038] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 193.586512] 0*128kB [ 193.588572] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 193.592800] 0*256kB [ 193.595131] ? trace_hardirqs_on+0xbd/0x310 [ 193.599697] 0*512kB [ 193.602019] ? kasan_check_read+0x11/0x20 [ 193.606311] 0*1024kB 0*2048kB [ 193.608643] ? __run_timers+0x7da/0xc70 [ 193.612775] 0*4096kB [ 193.615965] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 193.619915] = 14008kB [ 193.622332] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 193.627764] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 193.630167] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 193.634385] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 193.643211] __run_timers+0x7e5/0xc70 [ 193.647435] 144 total pagecache pages [ 193.656013] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 193.659790] 0 pages in swap cache [ 193.663585] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 193.668927] Swap cache stats: add 0, delete 0, find 0/0 [ 193.668936] Free swap = 0kB [ 193.672388] ? graph_lock+0x170/0x170 [ 193.677375] Total swap = 0kB [ 193.677383] 1965979 pages RAM [ 193.682743] ? print_usage_bug+0xc0/0xc0 [ 193.685748] 0 pages HighMem/MovableOnly [ 193.689541] ? enqueue_hrtimer+0x1a5/0x560 [ 193.692537] 342306 pages reserved [ 193.692546] 0 pages cma reserved [ 193.695647] ? lock_release+0x970/0x970 [ 193.699860] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 193.703652] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 193.707870] syz-executor1 cpuset= [ 193.711494] ? find_held_lock+0x36/0x1c0 [ 193.714843] syz1 [ 193.718824] ? graph_lock+0x170/0x170 [ 193.718841] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 193.718854] ? check_preemption_disabled+0x48/0x280 [ 193.718874] ? __lock_is_held+0xb5/0x140 [ 193.718887] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 193.718901] ? check_preemption_disabled+0x48/0x280 [ 193.729514] mems_allowed=0 [ 193.734704] run_timer_softirq+0x52/0xb0 [ 193.780047] ? rcu_read_lock_sched_held+0x108/0x120 [ 193.785073] __do_softirq+0x30c/0xb03 [ 193.788889] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 193.794008] ? pvclock_read_flags+0x160/0x160 [ 193.798504] ? lapic_next_event+0x5a/0x90 [ 193.802658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 193.808221] ? check_preemption_disabled+0x48/0x280 [ 193.813242] ? check_preemption_disabled+0x48/0x280 [ 193.818272] ? kvm_clock_read+0x18/0x30 [ 193.822248] ? kvm_sched_clock_read+0x9/0x20 [ 193.826665] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 193.832210] ? check_preemption_disabled+0x48/0x280 [ 193.837240] irq_exit+0x17f/0x1c0 [ 193.840699] smp_apic_timer_interrupt+0x1cb/0x760 [ 193.845543] ? smp_reschedule_interrupt+0x109/0x650 [ 193.850563] ? smp_call_function_single_interrupt+0x650/0x650 [ 193.856450] ? interrupt_entry+0xb5/0xf0 [ 193.860524] ? trace_hardirqs_off_caller+0xbb/0x310 [ 193.865542] ? trace_hardirqs_off_caller+0xbb/0x310 [ 193.870562] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 193.875412] ? trace_hardirqs_on_caller+0x310/0x310 [ 193.880427] ? trace_hardirqs_on_caller+0x310/0x310 [ 193.885450] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 193.891001] ? check_preemption_disabled+0x48/0x280 [ 193.896020] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 193.901571] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 193.906426] apic_timer_interrupt+0xf/0x20 [ 193.910670] </IRQ> [ 193.912912] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 193.918379] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 193.937381] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 193.945097] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 193.952367] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 193.959638] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 193.966937] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 193.974233] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 193.981551] ? shrink_node_memcg+0x724/0x18e0 [ 193.986063] ? shrink_node_memcg+0x72e/0x18e0 [ 193.990566] shrink_node_memcg+0x72e/0x18e0 [ 193.994922] ? shrink_active_list+0x1c20/0x1c20 [ 193.999602] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 194.005225] ? graph_lock+0x170/0x170 [ 194.009029] ? mem_cgroup_charge_statistics+0x780/0x780 [ 194.014394] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 194.019943] ? print_usage_bug+0xc0/0xc0 [ 194.024034] shrink_node+0x3bc/0x16b0 [ 194.027843] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 194.033148] ? shrink_node_memcg+0x18e0/0x18e0 [ 194.037734] ? lockdep_hardirqs_on+0x421/0x5c0 [ 194.042322] ? trace_hardirqs_on+0xbd/0x310 [ 194.046652] ? vmpressure+0x271/0x340 [ 194.050472] ? do_raw_spin_unlock+0xa7/0x330 [ 194.054885] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 194.059488] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 194.065030] ? __cpuset_node_allowed+0x19b/0x660 [ 194.069789] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 194.075507] ? vmpressure+0x1a2/0x340 [ 194.079323] do_try_to_free_pages+0x3e7/0x1290 [ 194.083927] ? shrink_node+0x16b0/0x16b0 [ 194.087998] ? __lock_is_held+0xb5/0x140 [ 194.092076] try_to_free_pages+0x4d0/0xb90 [ 194.096322] ? do_try_to_free_pages+0x1290/0x1290 [ 194.101177] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 194.106727] ? lock_acquire+0x1ed/0x520 [ 194.110703] ? set_page_refcounted+0x280/0x280 [ 194.115299] ? lock_release+0x970/0x970 [ 194.119295] ? ___might_sleep+0x1ed/0x300 [ 194.123449] ? arch_local_save_flags+0x40/0x40 [ 194.128053] __alloc_pages_slowpath+0x9c4/0x2d70 [ 194.132845] ? warn_alloc+0x120/0x120 [ 194.136647] ? __radix_tree_lookup+0x4c0/0x4c0 [ 194.141247] ? find_get_entry+0x2f2/0xc40 [ 194.145413] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 194.150956] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 194.155896] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 194.161434] ? should_fail+0x22d/0xd01 [ 194.165352] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 194.170472] ? __lock_is_held+0xb5/0x140 [ 194.174565] ? __lock_is_held+0xb5/0x140 [ 194.178637] ? find_held_lock+0x36/0x1c0 [ 194.182705] ? ___might_sleep+0x1ed/0x300 [ 194.186851] ? lock_release+0x970/0x970 [ 194.190856] ? arch_local_save_flags+0x40/0x40 [ 194.195474] ? __might_sleep+0x95/0x190 [ 194.199486] __alloc_pages_nodemask+0xa80/0xde0 [ 194.204172] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 194.209194] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 194.215012] ? kasan_check_read+0x11/0x20 [ 194.219165] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 194.224470] ? graph_lock+0x170/0x170 [ 194.228277] ? print_usage_bug+0xc0/0xc0 [ 194.232342] ? graph_lock+0x170/0x170 [ 194.236145] ? graph_lock+0x170/0x170 [ 194.239951] ? __do_page_cache_readahead+0x7ce/0x980 [ 194.245069] ? find_held_lock+0x36/0x1c0 [ 194.249140] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 194.254688] alloc_pages_current+0x10c/0x210 [ 194.259099] ? lock_downgrade+0x900/0x900 [ 194.263255] __page_cache_alloc+0x38f/0x5b0 [ 194.267583] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 194.273384] ? kasan_check_read+0x11/0x20 [ 194.277537] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 194.282822] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 194.287515] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 194.293058] ? check_preemption_disabled+0x48/0x280 [ 194.298091] filemap_fault+0x1594/0x25f0 [ 194.302172] ? __lock_page_or_retry+0xa00/0xa00 [ 194.306844] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 194.312644] ? kasan_check_read+0x11/0x20 [ 194.316797] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 194.322078] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 194.327184] ? rcu_bh_qs+0xc0/0xc0 [ 194.330732] ? trace_hardirqs_on+0xbd/0x310 [ 194.335059] ? kasan_check_read+0x11/0x20 [ 194.339215] ? __free_object+0x173/0x340 [ 194.343289] ? filemap_map_pages+0xdea/0x1980 [ 194.347795] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 194.352907] ? __free_object+0x173/0x340 [ 194.356982] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 194.362271] ? debug_object_free+0x325/0x690 [ 194.366690] ? find_get_pages_range_tag+0x1320/0x1320 [ 194.371892] ? graph_lock+0x170/0x170 [ 194.375703] ? kasan_check_read+0x11/0x20 [ 194.379855] ? debug_object_destroy+0x2b0/0x2b0 [ 194.384538] ? lock_acquire+0x1ed/0x520 [ 194.388516] ? ext4_filemap_fault+0x7a/0xad [ 194.392846] ? lock_release+0x970/0x970 [ 194.396824] ? arch_local_save_flags+0x40/0x40 [ 194.401412] ? futex_wait_setup+0x3e0/0x3e0 [ 194.405750] ? down_read+0xb0/0x1d0 [ 194.409377] ? ext4_filemap_fault+0x7a/0xad [ 194.413700] ? __down_interruptible+0x700/0x700 [ 194.418388] ext4_filemap_fault+0x82/0xad [ 194.422541] __do_fault+0x100/0x6b0 [ 194.426179] ? print_bad_pte+0x6c0/0x6c0 [ 194.430241] ? do_futex+0x249/0x26d0 [ 194.433958] ? finish_task_switch+0x1f4/0x910 [ 194.438470] ? _raw_spin_unlock_irq+0x27/0x80 [ 194.442966] ? pmd_val+0x88/0x100 [ 194.446426] ? add_mm_counter_fast+0xd0/0xd0 [ 194.450834] ? pmd_val+0x88/0x100 [ 194.454289] ? add_mm_counter_fast+0xd0/0xd0 [ 194.458706] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 194.464270] __handle_mm_fault+0x3709/0x53e0 [ 194.468708] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 194.473553] ? __switch_to_asm+0x34/0x70 [ 194.477615] ? graph_lock+0x170/0x170 [ 194.481437] ? print_usage_bug+0xc0/0xc0 [ 194.485521] ? __switch_to_asm+0x34/0x70 [ 194.489585] ? graph_lock+0x170/0x170 [ 194.493389] ? graph_lock+0x170/0x170 [ 194.497210] ? handle_mm_fault+0x42a/0xc70 [ 194.501471] ? lock_downgrade+0x900/0x900 [ 194.505628] ? check_preemption_disabled+0x48/0x280 [ 194.510657] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 194.516461] ? kasan_check_read+0x11/0x20 [ 194.520625] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 194.525905] ? rcu_bh_qs+0xc0/0xc0 [ 194.529451] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 194.534931] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 194.540492] ? check_preemption_disabled+0x48/0x280 [ 194.545539] handle_mm_fault+0x54f/0xc70 [ 194.549607] ? __handle_mm_fault+0x53e0/0x53e0 [ 194.554192] ? find_vma+0x34/0x190 [ 194.557744] __do_page_fault+0x67d/0xed0 [ 194.561929] ? mm_fault_error+0x380/0x380 [ 194.566092] ? trace_hardirqs_off+0xb8/0x310 [ 194.570504] ? trace_hardirqs_on+0x310/0x310 [ 194.574917] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 194.580281] ? trace_hardirqs_on+0x310/0x310 [ 194.584700] do_page_fault+0xf2/0x7e0 [ 194.588504] ? vmalloc_sync_all+0x30/0x30 [ 194.592655] ? error_entry+0x70/0xd0 [ 194.596375] ? trace_hardirqs_off_caller+0xbb/0x310 [ 194.601391] ? trace_hardirqs_on_caller+0xc0/0x310 [ 194.606324] ? syscall_return_slowpath+0x5e0/0x5e0 [ 194.611257] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 194.616107] ? trace_hardirqs_on_caller+0x310/0x310 [ 194.621122] ? trace_hardirqs_off+0x310/0x310 [ 194.625624] ? prepare_exit_to_usermode+0x291/0x3b0 [ 194.630640] ? page_fault+0x8/0x30 [ 194.634201] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 194.639083] ? page_fault+0x8/0x30 [ 194.642638] page_fault+0x1e/0x30 [ 194.646092] RIP: 0033:0x45ddf3 [ 194.649288] Code: Bad RIP value. [ 194.652655] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 194.658038] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 194.665336] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 194.672604] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 194.679872] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 194.687161] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 194.694461] CPU: 0 PID: 7109 Comm: syz-executor1 Not tainted 4.19.0-rc8+ #133 [ 194.694554] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 194.701771] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 194.701778] Call Trace: [ 194.701799] dump_stack+0x1c4/0x2b6 [ 194.701823] ? dump_stack_print_info.cold.1+0x20/0x20 [ 194.708353] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 194.717659] warn_alloc.cold.119+0xb7/0x1bd [ 194.720215] syz-fuzzer cpuset= [ 194.723840] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 194.729008] / [ 194.739230] ? lock_downgrade+0x900/0x900 [ 194.743546] mems_allowed=0 [ 194.746739] ? trace_hardirqs_off+0xb8/0x310 [ 194.764756] ? trace_hardirqs_off+0xb8/0x310 [ 194.769177] __alloc_pages_slowpath+0x265e/0x2d70 [ 194.774065] ? warn_alloc+0x120/0x120 [ 194.777882] ? warn_alloc+0x120/0x120 [ 194.781692] ? print_usage_bug+0xc0/0xc0 [ 194.785758] ? warn_alloc+0x120/0x120 [ 194.789564] ? print_usage_bug+0xc0/0xc0 [ 194.793641] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 194.799190] ? should_fail+0x22d/0xd01 [ 194.803100] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 194.808207] ? __lock_acquire+0x7ec/0x4ec0 [ 194.812452] ? __lock_acquire+0x7ec/0x4ec0 [ 194.816721] ? should_fail+0x22d/0xd01 [ 194.820623] ? check_preemption_disabled+0x48/0x280 [ 194.825668] ? mark_held_locks+0x130/0x130 [ 194.829909] ? mark_held_locks+0x130/0x130 [ 194.834181] ? __lock_acquire+0x7ec/0x4ec0 [ 194.838418] ? update_load_avg+0x387/0x2470 [ 194.843181] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 194.848725] ? graph_lock+0x170/0x170 [ 194.852532] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 194.858105] ? check_preemption_disabled+0x48/0x280 [ 194.863127] ? check_preemption_disabled+0x48/0x280 [ 194.868168] ? __lock_is_held+0xb5/0x140 [ 194.872284] __alloc_pages_nodemask+0xa80/0xde0 [ 194.876955] ? graph_lock+0x170/0x170 [ 194.880767] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 194.885785] ? graph_lock+0x170/0x170 [ 194.889601] ? find_held_lock+0x36/0x1c0 [ 194.893691] ? ____cache_alloc_node+0x1c7/0x1e0 [ 194.898369] ? lock_downgrade+0x900/0x900 [ 194.902534] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 194.908085] cache_grow_begin+0x91/0x8c0 [ 194.912165] ? do_raw_spin_unlock+0xa7/0x330 [ 194.916588] fallback_alloc+0x203/0x2e0 [ 194.920575] ____cache_alloc_node+0x1c7/0x1e0 [ 194.925085] kmem_cache_alloc+0x1f8/0x730 [ 194.929248] skb_clone+0x1bb/0x500 [ 194.932798] ? finish_task_switch+0x2f4/0x910 [ 194.937299] ? skb_split+0x11e0/0x11e0 [ 194.941197] ? preempt_notifier_register+0x200/0x200 [ 194.946317] ? __switch_to_asm+0x34/0x70 [ 194.950384] ? __switch_to_asm+0x34/0x70 [ 194.954462] ? __switch_to_asm+0x40/0x70 [ 194.958550] ? __switch_to_asm+0x34/0x70 [ 194.962620] ? __switch_to_asm+0x40/0x70 [ 194.966687] ? __switch_to_asm+0x34/0x70 [ 194.970751] ? __switch_to_asm+0x40/0x70 [ 194.974818] ? __switch_to_asm+0x34/0x70 [ 194.978887] ? __switch_to_asm+0x34/0x70 [ 194.982953] ? __switch_to_asm+0x40/0x70 [ 194.987019] ? __switch_to_asm+0x34/0x70 [ 194.991121] bpf_clone_redirect+0xb9/0x490 [ 194.995365] ? __schedule+0x874/0x1ed0 [ 194.999267] bpf_prog_bebbfe2050753572+0x582/0x1000 [ 195.004319] ? __sched_text_start+0x8/0x8 [ 195.008489] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 195.013259] ? lockdep_hardirqs_on+0x421/0x5c0 [ 195.017865] ? retint_kernel+0x2d/0x2d [ 195.021803] ? trace_hardirqs_on_caller+0xc0/0x310 [ 195.026743] ? find_held_lock+0x36/0x1c0 [ 195.030815] ? lock_acquire+0x1ed/0x520 [ 195.034811] ? bpf_test_run+0x3cb/0x780 [ 195.038827] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 195.044415] ? check_preemption_disabled+0x48/0x280 [ 195.049493] ? kasan_check_read+0x11/0x20 [ 195.053650] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 195.058934] ? rcu_bh_qs+0xc0/0xc0 [ 195.062500] ? preempt_schedule+0x4d/0x60 [ 195.066655] ? ___preempt_schedule+0x16/0x18 [ 195.071074] ? bpf_test_run+0x25d/0x780 [ 195.075064] ? netlink_diag_dump+0x2a0/0x2a0 [ 195.079519] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 195.084342] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 195.089200] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 195.094045] ? bpf_prog_test_run+0x130/0x1a0 [ 195.098471] ? __x64_sys_bpf+0x3d8/0x520 [ 195.102549] ? bpf_prog_get+0x20/0x20 [ 195.106355] ? retint_kernel+0x2d/0x2d [ 195.110261] ? do_syscall_64+0x179/0x820 [ 195.114337] ? do_syscall_64+0x1b9/0x820 [ 195.118401] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 195.123775] ? syscall_return_slowpath+0x5e0/0x5e0 [ 195.128712] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 195.133565] ? trace_hardirqs_on_caller+0x310/0x310 [ 195.138590] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 195.143630] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 195.149172] ? prepare_exit_to_usermode+0x291/0x3b0 [ 195.154204] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 195.159065] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 195.164476] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 195.164484] warn_alloc_show_mem: 1 callbacks suppressed [ 195.164492] Mem-Info: [ 195.171500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 195.171510] Call Trace: [ 195.176905] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 195.176905] active_file:12 inactive_file:13 isolated_file:0 [ 195.176905] unevictable:0 dirty:0 writeback:0 unstable:0 [ 195.176905] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 195.176905] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 195.176905] free:13778 free_pcp:148 free_cma:0 [ 195.179266] <IRQ> [ 195.188632] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 195.191227] dump_stack+0x1c4/0x2b6 [ 195.224100] Node 0 [ 195.226255] ? dump_stack_print_info.cold.1+0x20/0x20 [ 195.253757] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 195.257364] warn_alloc.cold.119+0xb7/0x1bd [ 195.259571] lowmem_reserve[]: [ 195.264758] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 195.290230] 0 2819 [ 195.294574] ? lock_downgrade+0x900/0x900 [ 195.297655] 6323 [ 195.302506] ? trace_hardirqs_off+0xb8/0x310 [ 195.304719] 6323 [ 195.308863] ? trace_hardirqs_off+0xb8/0x310 [ 195.315343] __alloc_pages_slowpath+0x265e/0x2d70 [ 195.317380] Node 0 [ 195.321826] ? warn_alloc+0x120/0x120 [ 195.326656] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 195.328859] ? lock_release+0x970/0x970 [ 195.332730] lowmem_reserve[]: [ 195.359984] ? warn_alloc+0x120/0x120 [ 195.363928] 0 0 [ 195.367040] ? print_usage_bug+0xc0/0xc0 [ 195.370821] 3503 [ 195.372807] ? warn_alloc+0x120/0x120 [ 195.376850] 3503 [ 195.378909] ? print_usage_bug+0xc0/0xc0 [ 195.384754] ? __lock_acquire+0x7ec/0x4ec0 [ 195.388794] Node 0 [ 195.393030] ? __lock_acquire+0x7ec/0x4ec0 [ 195.393070] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 195.395274] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 195.399497] lowmem_reserve[]: [ 195.427695] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 195.433211] 0 [ 195.436316] ? should_fail+0x22d/0xd01 [ 195.441826] 0 [ 195.443627] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 195.447511] 0 0 [ 195.449326] ? __lock_acquire+0x7ec/0x4ec0 [ 195.454404] Node 0 [ 195.456377] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 195.460588] DMA: [ 195.462825] ? __lock_acquire+0x7ec/0x4ec0 [ 195.467908] 1*4kB [ 195.469987] ? should_fail+0x22d/0xd01 [ 195.474204] (U) [ 195.476353] ? mark_held_locks+0x130/0x130 [ 195.480223] 0*8kB [ 195.482227] ? mark_held_locks+0x130/0x130 [ 195.486457] 0*16kB [ 195.488642] ? graph_lock+0x170/0x170 [ 195.492858] 1*32kB [ 195.495093] ? print_usage_bug+0xc0/0xc0 [ 195.498898] (U) [ 195.501144] ? graph_lock+0x170/0x170 [ 195.505184] 2*64kB (U) [ 195.507162] ? print_usage_bug+0xc0/0xc0 [ 195.510933] 1*128kB (U) [ 195.513533] ? wq_watchdog_touch+0x9c/0xfe [ 195.517572] 1*256kB [ 195.520239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 195.524459] (U) 0*512kB [ 195.526804] ? check_preemption_disabled+0x48/0x280 [ 195.532314] 1*1024kB (U) [ 195.534992] ? check_preemption_disabled+0x48/0x280 [ 195.539977] 1*2048kB (M) [ 195.542751] ? __lock_is_held+0xb5/0x140 [ 195.547735] 3*4096kB (M) [ 195.550515] __alloc_pages_nodemask+0xa80/0xde0 [ 195.554566] = 15908kB [ 195.554574] Node 0 [ 195.557335] ? graph_lock+0x170/0x170 [ 195.561984] DMA32: 3*4kB [ 195.564405] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 195.566612] (M) 2*8kB [ 195.570416] ? graph_lock+0x170/0x170 [ 195.573145] (UM) 3*16kB [ 195.578219] ? find_held_lock+0x36/0x1c0 [ 195.580688] (UM) [ 195.584505] ? ____cache_alloc_node+0x1c7/0x1e0 [ 195.587160] 3*32kB [ 195.591219] ? lock_downgrade+0x900/0x900 [ 195.593263] (UM) [ 195.597936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 195.600147] 5*64kB [ 195.604291] cache_grow_begin+0x91/0x8c0 [ 195.606332] (UM) [ 195.611880] ? do_raw_spin_unlock+0xa7/0x330 [ 195.614099] 3*128kB [ 195.618174] fallback_alloc+0x203/0x2e0 [ 195.620215] (M) [ 195.624634] ____cache_alloc_node+0x1c7/0x1e0 [ 195.626937] 3*256kB (M) [ 195.630921] kmem_cache_alloc_node+0xe3/0x730 [ 195.632887] 4*512kB (UM) [ 195.637399] ? ipv6_get_ifaddr+0x42e/0x620 [ 195.640040] 3*1024kB (UM) [ 195.644546] __alloc_skb+0x119/0x770 [ 195.647275] 1*2048kB (M) [ 195.651532] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 195.654366] 4*4096kB [ 195.658068] ? skb_scrub_packet+0x490/0x490 [ 195.660825] (M) [ 195.666115] ? lock_downgrade+0x900/0x900 [ 195.668554] = 25196kB [ 195.672874] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 195.674827] Node 0 [ 195.678984] ? refcount_sub_and_test_checked+0x203/0x310 [ 195.681373] Normal: [ 195.686909] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 195.689130] 1032*4kB [ 195.694574] ? addrconf_rs_timer+0x690/0x690 [ 195.696876] (ME) [ 195.702330] ndisc_alloc_skb+0x144/0x340 [ 195.704715] 425*8kB [ 195.709309] ndisc_send_rs+0x331/0x6e0 [ 195.711364] (UME) [ 195.715418] addrconf_rs_timer+0x314/0x690 [ 195.717733] 181*16kB [ 195.721614] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 195.723745] (UME) [ 195.727991] call_timer_fn+0x272/0x920 [ 195.730359] 72*32kB (UME) [ 195.734597] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 195.736719] 20*64kB (UM) [ 195.740612] ? process_timeout+0x40/0x40 [ 195.743428] 0*128kB 0*256kB [ 195.747666] ? find_held_lock+0x36/0x1c0 [ 195.750404] 0*512kB [ 195.754461] ? mark_held_locks+0xc7/0x130 [ 195.757461] 0*1024kB 0*2048kB [ 195.761571] ? _raw_spin_unlock_irq+0x27/0x80 [ 195.763864] 0*4096kB = 14008kB [ 195.768019] ? _raw_spin_unlock_irq+0x27/0x80 [ 195.771196] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 195.775697] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 195.778882] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 195.783366] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 195.792184] 144 total pagecache pages [ 195.796413] ? trace_hardirqs_on+0xbd/0x310 [ 195.804971] 0 pages in swap cache [ 195.809549] ? kasan_check_read+0x11/0x20 [ 195.813329] Swap cache stats: add 0, delete 0, find 0/0 [ 195.817647] ? __run_timers+0x7da/0xc70 [ 195.821090] Free swap = 0kB [ 195.825254] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 195.830599] Total swap = 0kB [ 195.834567] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 195.837562] 1965979 pages RAM [ 195.843014] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 195.846011] 0 pages HighMem/MovableOnly [ 195.850257] __run_timers+0x7e5/0xc70 [ 195.853342] 342306 pages reserved [ 195.857579] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 195.861524] 0 pages cma reserved [ 195.865325] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 195.868947] kworker/0:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 195.874115] ? graph_lock+0x170/0x170 [ 195.877462] kworker/0:0 cpuset= [ 195.882494] ? print_usage_bug+0xc0/0xc0 [ 195.892783] / [ 195.896581] ? enqueue_hrtimer+0x1a5/0x560 [ 195.899839] mems_allowed=0 [ 195.903896] ? lock_release+0x970/0x970 [ 195.916730] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 195.921930] ? find_held_lock+0x36/0x1c0 [ 195.926001] ? graph_lock+0x170/0x170 [ 195.929813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 195.935358] ? check_preemption_disabled+0x48/0x280 [ 195.940394] ? __lock_is_held+0xb5/0x140 [ 195.944471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 195.950015] ? check_preemption_disabled+0x48/0x280 [ 195.955043] run_timer_softirq+0x52/0xb0 [ 195.959106] ? rcu_read_lock_sched_held+0x108/0x120 [ 195.964136] __do_softirq+0x30c/0xb03 [ 195.967965] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 195.973083] ? pvclock_read_flags+0x160/0x160 [ 195.977580] ? lapic_next_event+0x5a/0x90 [ 195.981732] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 195.987272] ? check_preemption_disabled+0x48/0x280 [ 195.992294] ? check_preemption_disabled+0x48/0x280 [ 195.997318] ? kvm_clock_read+0x18/0x30 [ 196.001293] ? kvm_sched_clock_read+0x9/0x20 [ 196.005713] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 196.011253] ? check_preemption_disabled+0x48/0x280 [ 196.016286] irq_exit+0x17f/0x1c0 [ 196.019742] smp_apic_timer_interrupt+0x1cb/0x760 [ 196.024584] ? smp_reschedule_interrupt+0x109/0x650 [ 196.029605] ? smp_call_function_single_interrupt+0x650/0x650 [ 196.035506] ? interrupt_entry+0xb5/0xf0 [ 196.039573] ? trace_hardirqs_off_caller+0xbb/0x310 [ 196.044594] ? trace_hardirqs_off_caller+0xbb/0x310 [ 196.049644] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 196.054492] ? trace_hardirqs_on_caller+0x310/0x310 [ 196.059510] ? trace_hardirqs_on_caller+0x310/0x310 [ 196.064568] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 196.070117] ? check_preemption_disabled+0x48/0x280 [ 196.075162] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 196.080740] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 196.085594] apic_timer_interrupt+0xf/0x20 [ 196.089822] </IRQ> [ 196.092063] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 196.097519] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 196.116432] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 196.124152] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 196.131419] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 196.138692] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 196.145962] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 196.153235] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 196.160527] ? shrink_node_memcg+0x724/0x18e0 [ 196.165043] ? shrink_node_memcg+0x72e/0x18e0 [ 196.169555] shrink_node_memcg+0x72e/0x18e0 [ 196.173895] ? shrink_active_list+0x1c20/0x1c20 [ 196.178578] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 196.184204] ? graph_lock+0x170/0x170 [ 196.188011] ? mem_cgroup_charge_statistics+0x780/0x780 [ 196.193406] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 196.198959] ? print_usage_bug+0xc0/0xc0 [ 196.203046] shrink_node+0x3bc/0x16b0 [ 196.206867] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 196.212175] ? shrink_node_memcg+0x18e0/0x18e0 [ 196.216758] ? lockdep_hardirqs_on+0x421/0x5c0 [ 196.221344] ? trace_hardirqs_on+0xbd/0x310 [ 196.225669] ? vmpressure+0x271/0x340 [ 196.229486] ? do_raw_spin_unlock+0xa7/0x330 [ 196.233904] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 196.238520] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 196.244063] ? __cpuset_node_allowed+0x19b/0x660 [ 196.248828] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 196.254543] ? vmpressure+0x1a2/0x340 [ 196.258359] do_try_to_free_pages+0x3e7/0x1290 [ 196.262965] ? shrink_node+0x16b0/0x16b0 [ 196.267071] ? __lock_is_held+0xb5/0x140 [ 196.271151] try_to_free_pages+0x4d0/0xb90 [ 196.275397] ? do_try_to_free_pages+0x1290/0x1290 [ 196.280245] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 196.285795] ? lock_acquire+0x1ed/0x520 [ 196.289774] ? set_page_refcounted+0x280/0x280 [ 196.294364] ? lock_release+0x970/0x970 [ 196.298346] ? ___might_sleep+0x1ed/0x300 [ 196.302507] ? arch_local_save_flags+0x40/0x40 [ 196.307108] __alloc_pages_slowpath+0x9c4/0x2d70 [ 196.311896] ? warn_alloc+0x120/0x120 [ 196.315699] ? __radix_tree_lookup+0x4c0/0x4c0 [ 196.320296] ? find_get_entry+0x2f2/0xc40 [ 196.324458] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 196.330033] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 196.334967] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 196.340530] ? should_fail+0x22d/0xd01 [ 196.344424] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 196.349531] ? __lock_is_held+0xb5/0x140 [ 196.353621] ? __lock_is_held+0xb5/0x140 [ 196.357697] ? find_held_lock+0x36/0x1c0 [ 196.361767] ? ___might_sleep+0x1ed/0x300 [ 196.365914] ? lock_release+0x970/0x970 [ 196.369895] ? arch_local_save_flags+0x40/0x40 [ 196.374501] ? __might_sleep+0x95/0x190 [ 196.378493] __alloc_pages_nodemask+0xa80/0xde0 [ 196.383176] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 196.388197] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 196.394001] ? kasan_check_read+0x11/0x20 [ 196.398160] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 196.403441] ? graph_lock+0x170/0x170 [ 196.407268] ? print_usage_bug+0xc0/0xc0 [ 196.411338] ? graph_lock+0x170/0x170 [ 196.415138] ? graph_lock+0x170/0x170 [ 196.418958] ? __do_page_cache_readahead+0x7ce/0x980 [ 196.424075] ? find_held_lock+0x36/0x1c0 [ 196.428159] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 196.433716] alloc_pages_current+0x10c/0x210 [ 196.438127] ? lock_downgrade+0x900/0x900 [ 196.442325] __page_cache_alloc+0x38f/0x5b0 [ 196.446669] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 196.452480] ? kasan_check_read+0x11/0x20 [ 196.456637] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 196.461923] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 196.466600] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 196.472140] ? check_preemption_disabled+0x48/0x280 [ 196.477194] filemap_fault+0x1594/0x25f0 [ 196.481269] ? __lock_page_or_retry+0xa00/0xa00 [ 196.485943] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 196.491764] ? kasan_check_read+0x11/0x20 [ 196.495916] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 196.501196] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 196.506300] ? rcu_bh_qs+0xc0/0xc0 [ 196.509843] ? trace_hardirqs_on+0xbd/0x310 [ 196.514177] ? kasan_check_read+0x11/0x20 [ 196.518342] ? __free_object+0x173/0x340 [ 196.522413] ? filemap_map_pages+0xdea/0x1980 [ 196.526947] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 196.532111] ? __free_object+0x173/0x340 [ 196.536179] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 196.541632] ? debug_object_free+0x325/0x690 [ 196.546049] ? find_get_pages_range_tag+0x1320/0x1320 [ 196.551258] ? graph_lock+0x170/0x170 [ 196.555068] ? kasan_check_read+0x11/0x20 [ 196.559220] ? debug_object_destroy+0x2b0/0x2b0 [ 196.563901] ? lock_acquire+0x1ed/0x520 [ 196.567879] ? ext4_filemap_fault+0x7a/0xad [ 196.572208] ? lock_release+0x970/0x970 [ 196.576183] ? arch_local_save_flags+0x40/0x40 [ 196.580774] ? futex_wait_setup+0x3e0/0x3e0 [ 196.585116] ? down_read+0xb0/0x1d0 [ 196.588744] ? ext4_filemap_fault+0x7a/0xad [ 196.593070] ? __down_interruptible+0x700/0x700 [ 196.597759] ext4_filemap_fault+0x82/0xad [ 196.601914] __do_fault+0x100/0x6b0 [ 196.605553] ? print_bad_pte+0x6c0/0x6c0 [ 196.609710] ? do_futex+0x249/0x26d0 [ 196.613423] ? finish_task_switch+0x1f4/0x910 [ 196.617923] ? _raw_spin_unlock_irq+0x27/0x80 [ 196.622416] ? pmd_val+0x88/0x100 [ 196.625871] ? add_mm_counter_fast+0xd0/0xd0 [ 196.630283] ? pmd_val+0x88/0x100 [ 196.633755] ? add_mm_counter_fast+0xd0/0xd0 [ 196.638172] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 196.643723] __handle_mm_fault+0x3709/0x53e0 [ 196.648155] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 196.653015] ? __switch_to_asm+0x34/0x70 [ 196.657081] ? graph_lock+0x170/0x170 [ 196.660881] ? print_usage_bug+0xc0/0xc0 [ 196.664945] ? __switch_to_asm+0x34/0x70 [ 196.669036] ? graph_lock+0x170/0x170 [ 196.672855] ? graph_lock+0x170/0x170 [ 196.676677] ? handle_mm_fault+0x42a/0xc70 [ 196.680916] ? lock_downgrade+0x900/0x900 [ 196.685095] ? check_preemption_disabled+0x48/0x280 [ 196.690121] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 196.695922] ? kasan_check_read+0x11/0x20 [ 196.700077] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 196.705360] ? rcu_bh_qs+0xc0/0xc0 [ 196.708905] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 196.714357] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 196.719931] ? check_preemption_disabled+0x48/0x280 [ 196.724963] handle_mm_fault+0x54f/0xc70 [ 196.729035] ? __handle_mm_fault+0x53e0/0x53e0 [ 196.733649] ? find_vma+0x34/0x190 [ 196.737197] __do_page_fault+0x67d/0xed0 [ 196.741279] ? mm_fault_error+0x380/0x380 [ 196.745452] ? trace_hardirqs_off+0xb8/0x310 [ 196.749867] ? trace_hardirqs_on+0x310/0x310 [ 196.754317] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 196.759695] ? trace_hardirqs_on+0x310/0x310 [ 196.764109] do_page_fault+0xf2/0x7e0 [ 196.767912] ? vmalloc_sync_all+0x30/0x30 [ 196.772065] ? error_entry+0x70/0xd0 [ 196.775784] ? trace_hardirqs_off_caller+0xbb/0x310 [ 196.780815] ? trace_hardirqs_on_caller+0xc0/0x310 [ 196.785750] ? syscall_return_slowpath+0x5e0/0x5e0 [ 196.790678] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 196.795540] ? trace_hardirqs_on_caller+0x310/0x310 [ 196.800559] ? trace_hardirqs_off+0x310/0x310 [ 196.805062] ? prepare_exit_to_usermode+0x291/0x3b0 [ 196.810082] ? page_fault+0x8/0x30 [ 196.813699] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 196.818554] ? page_fault+0x8/0x30 [ 196.822100] page_fault+0x1e/0x30 [ 196.825554] RIP: 0033:0x45ddf3 [ 196.828783] Code: Bad RIP value. [ 196.832144] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 196.837510] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 196.845270] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 196.852548] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 196.859817] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 196.867087] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 196.874381] CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 4.19.0-rc8+ #133 [ 196.874462] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 196.881245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 196.881267] Workqueue: events_power_efficient neigh_periodic_work [ 196.881276] Call Trace: [ 196.881296] dump_stack+0x1c4/0x2b6 [ 196.887855] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 196.897132] ? dump_stack_print_info.cold.1+0x20/0x20 [ 196.903340] syz-fuzzer cpuset= [ 196.905932] warn_alloc.cold.119+0xb7/0x1bd [ 196.909528] / [ 196.919751] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 196.924917] mems_allowed=0 [ 196.928106] ? lock_downgrade+0x900/0x900 [ 196.946108] ? trace_hardirqs_off+0xb8/0x310 [ 196.950549] ? trace_hardirqs_off+0xb8/0x310 [ 196.954981] __alloc_pages_slowpath+0x265e/0x2d70 [ 196.959861] ? warn_alloc+0x120/0x120 [ 196.963668] ? cpuacct_charge+0x265/0x440 [ 196.967821] ? warn_alloc+0x120/0x120 [ 196.971631] ? print_usage_bug+0xc0/0xc0 [ 196.975699] ? warn_alloc+0x120/0x120 [ 196.979511] ? print_usage_bug+0xc0/0xc0 [ 196.983577] ? __lock_acquire+0x7ec/0x4ec0 [ 196.987820] ? lock_downgrade+0x900/0x900 [ 196.991972] ? check_preemption_disabled+0x48/0x280 [ 196.996999] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 197.002544] ? should_fail+0x22d/0xd01 [ 197.006440] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 197.011561] ? __lock_acquire+0x7ec/0x4ec0 [ 197.015801] ? __lock_acquire+0x7ec/0x4ec0 [ 197.020053] ? should_fail+0x22d/0xd01 [ 197.023958] ? mark_held_locks+0x130/0x130 [ 197.028210] ? mark_held_locks+0x130/0x130 [ 197.032450] ? rcu_read_lock_sched_held+0x108/0x120 [ 197.037531] ? update_load_avg+0x2470/0x2470 [ 197.041960] ? graph_lock+0x170/0x170 [ 197.045760] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 197.050352] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 197.055897] ? check_preemption_disabled+0x48/0x280 [ 197.060958] ? check_preemption_disabled+0x48/0x280 [ 197.066029] ? __lock_is_held+0xb5/0x140 [ 197.070102] __alloc_pages_nodemask+0xa80/0xde0 [ 197.074779] ? graph_lock+0x170/0x170 [ 197.078587] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 197.083604] ? graph_lock+0x170/0x170 [ 197.087429] ? find_held_lock+0x36/0x1c0 [ 197.091573] ? ____cache_alloc_node+0x1c7/0x1e0 [ 197.096260] ? lock_downgrade+0x900/0x900 [ 197.100422] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 197.105972] cache_grow_begin+0x91/0x8c0 [ 197.110041] ? do_raw_spin_unlock+0xa7/0x330 [ 197.114461] fallback_alloc+0x203/0x2e0 [ 197.118460] ____cache_alloc_node+0x1c7/0x1e0 [ 197.122981] kmem_cache_alloc_node+0xe3/0x730 [ 197.127492] ? graph_lock+0x170/0x170 [ 197.131296] ? __sched_text_start+0x8/0x8 [ 197.135457] __alloc_skb+0x119/0x770 [ 197.139187] ? graph_lock+0x170/0x170 [ 197.142995] ? rcu_is_watching+0x30/0x30 [ 197.147069] ? skb_scrub_packet+0x490/0x490 [ 197.151396] ? find_held_lock+0x36/0x1c0 [ 197.155493] ? neigh_periodic_work+0x8ca/0xc60 [ 197.160089] ? lock_downgrade+0x900/0x900 [ 197.164282] ? lock_release+0x970/0x970 [ 197.168273] __neigh_notify+0x8c/0x160 [ 197.172170] neigh_cleanup_and_release+0x7b/0xe0 [ 197.176947] neigh_periodic_work+0x8d2/0xc60 [ 197.181386] ? neigh_table_clear+0x390/0x390 [ 197.185798] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 197.191345] ? check_preemption_disabled+0x48/0x280 [ 197.196398] ? check_preemption_disabled+0x48/0x280 [ 197.201461] ? __lock_is_held+0xb5/0x140 [ 197.205556] process_one_work+0xc90/0x1c40 [ 197.209808] ? mark_held_locks+0x130/0x130 [ 197.214055] ? pwq_dec_nr_in_flight+0x4a0/0x4a0 [ 197.218728] ? __switch_to_asm+0x40/0x70 [ 197.222793] ? __switch_to_asm+0x34/0x70 [ 197.226857] ? __switch_to_asm+0x40/0x70 [ 197.230956] ? __switch_to_asm+0x34/0x70 [ 197.235019] ? __switch_to_asm+0x40/0x70 [ 197.239083] ? __switch_to_asm+0x34/0x70 [ 197.243152] ? __switch_to_asm+0x40/0x70 [ 197.247223] ? __schedule+0x874/0x1ed0 [ 197.251121] ? check_preemption_disabled+0x48/0x280 [ 197.256160] ? graph_lock+0x170/0x170 [ 197.259964] ? lock_downgrade+0x900/0x900 [ 197.264123] ? trace_hardirqs_off+0xb8/0x310 [ 197.268555] ? kasan_check_read+0x11/0x20 [ 197.272707] ? do_raw_spin_unlock+0xa7/0x330 [ 197.277246] ? find_held_lock+0x36/0x1c0 [ 197.281317] ? lock_acquire+0x1ed/0x520 [ 197.285307] ? worker_thread+0x3e0/0x1390 [ 197.289473] ? lock_release+0x970/0x970 [ 197.293460] ? trace_hardirqs_off+0xb8/0x310 [ 197.297886] ? kasan_check_read+0x11/0x20 [ 197.302037] ? worker_thread+0x3e0/0x1390 [ 197.306189] ? trace_hardirqs_on+0x310/0x310 [ 197.310608] ? kasan_check_write+0x14/0x20 [ 197.314850] ? do_raw_spin_lock+0xc1/0x230 [ 197.319097] worker_thread+0x17f/0x1390 [ 197.323079] ? __switch_to_asm+0x34/0x70 [ 197.327157] ? process_one_work+0x1c40/0x1c40 [ 197.331664] ? graph_lock+0x170/0x170 [ 197.335489] ? __sched_text_start+0x8/0x8 [ 197.339654] ? find_held_lock+0x36/0x1c0 [ 197.343729] ? __kthread_parkme+0xce/0x1a0 [ 197.347971] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 197.353080] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 197.358206] ? lockdep_hardirqs_on+0x421/0x5c0 [ 197.362796] ? trace_hardirqs_on+0xbd/0x310 [ 197.367120] ? kasan_check_read+0x11/0x20 [ 197.371275] ? __kthread_parkme+0xce/0x1a0 [ 197.375515] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 197.380974] ? kasan_check_write+0x14/0x20 [ 197.385213] ? do_raw_spin_lock+0xc1/0x230 [ 197.389457] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 197.394579] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 197.400120] ? __kthread_parkme+0xfb/0x1a0 [ 197.404362] kthread+0x35a/0x420 [ 197.407732] ? process_one_work+0x1c40/0x1c40 [ 197.412228] ? kthread_bind+0x40/0x40 [ 197.416035] ret_from_fork+0x3a/0x50 [ 197.419769] warn_alloc_show_mem: 1 callbacks suppressed [ 197.419780] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 197.419783] Mem-Info: [ 197.419832] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 197.419832] active_file:12 inactive_file:13 isolated_file:0 [ 197.419832] unevictable:0 dirty:0 writeback:0 unstable:0 [ 197.419832] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 197.419832] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 197.419832] free:13778 free_pcp:148 free_cma:0 [ 197.425167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 197.432188] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 197.434590] Call Trace: [ 197.467518] 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 [ 197.476876] <IRQ> [ 197.504369] lowmem_reserve[]: 0 [ 197.506984] dump_stack+0x1c4/0x2b6 [ 197.533070] 2819 6323 [ 197.535230] ? dump_stack_print_info.cold.1+0x20/0x20 [ 197.538495] 6323 [ 197.542158] warn_alloc.cold.119+0xb7/0x1bd [ 197.544625] Node 0 [ 197.549810] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 197.551881] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 197.556199] ? lock_downgrade+0x900/0x900 [ 197.558412] lowmem_reserve[]: [ 197.563257] ? trace_hardirqs_off+0xb8/0x310 [ 197.590489] 0 0 [ 197.594645] ? trace_hardirqs_off+0xb8/0x310 [ 197.597730] 3503 [ 197.602138] __alloc_pages_slowpath+0x265e/0x2d70 [ 197.604088] 3503 [ 197.608525] ? warn_alloc+0x120/0x120 [ 197.615421] ? lock_release+0x970/0x970 [ 197.617482] Node 0 [ 197.621278] ? warn_alloc+0x120/0x120 [ 197.625342] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 197.627563] ? print_usage_bug+0xc0/0xc0 [ 197.631352] lowmem_reserve[]: [ 197.659453] ? warn_alloc+0x120/0x120 [ 197.663503] 0 [ 197.666604] ? print_usage_bug+0xc0/0xc0 [ 197.670407] 0 0 [ 197.672215] ? __lock_acquire+0x7ec/0x4ec0 [ 197.676259] 0 [ 197.678231] ? __lock_acquire+0x7ec/0x4ec0 [ 197.684258] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 197.688475] Node 0 [ 197.694028] ? should_fail+0x22d/0xd01 [ 197.694037] DMA: [ 197.696360] ? __lock_acquire+0x7ec/0x4ec0 [ 197.700231] 1*4kB [ 197.702333] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 197.706562] (U) [ 197.708904] ? __lock_acquire+0x7ec/0x4ec0 [ 197.713982] 0*8kB 0*16kB [ 197.715971] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 197.720181] 1*32kB [ 197.722932] ? __lock_acquire+0x7ec/0x4ec0 [ 197.728010] (U) [ 197.730241] ? should_fail+0x22d/0xd01 [ 197.734453] 2*64kB [ 197.736439] ? mark_held_locks+0x130/0x130 [ 197.740301] (U) [ 197.742533] ? mark_held_locks+0x130/0x130 [ 197.746759] 1*128kB [ 197.748738] ? graph_lock+0x170/0x170 [ 197.752943] (U) [ 197.755282] ? print_usage_bug+0xc0/0xc0 [ 197.759059] 1*256kB [ 197.761044] ? wq_watchdog_touch+0x9c/0xfe [ 197.765096] (U) [ 197.767417] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 197.771624] 0*512kB 1*1024kB [ 197.773608] ? check_preemption_disabled+0x48/0x280 [ 197.779116] (U) [ 197.782219] ? check_preemption_disabled+0x48/0x280 [ 197.787209] 1*2048kB [ 197.789185] ? __lock_is_held+0xb5/0x140 [ 197.794186] (M) [ 197.796601] __alloc_pages_nodemask+0xa80/0xde0 [ 197.800637] 3*4096kB [ 197.802611] ? graph_lock+0x170/0x170 [ 197.807276] (M) [ 197.809682] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 197.813459] = 15908kB [ 197.815439] ? graph_lock+0x170/0x170 [ 197.820431] Node 0 [ 197.822846] ? find_held_lock+0x36/0x1c0 [ 197.826612] DMA32: 3*4kB [ 197.828872] ? ____cache_alloc_node+0x1c7/0x1e0 [ 197.832909] (M) [ 197.835661] ? lock_downgrade+0x900/0x900 [ 197.840312] 2*8kB [ 197.842285] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 197.846407] (UM) [ 197.848558] cache_grow_begin+0x91/0x8c0 [ 197.854090] 3*16kB [ 197.856163] ? do_raw_spin_unlock+0xa7/0x330 [ 197.860197] (UM) [ 197.862434] fallback_alloc+0x203/0x2e0 [ 197.866817] 3*32kB [ 197.868878] ____cache_alloc_node+0x1c7/0x1e0 [ 197.872840] (UM) [ 197.875091] kmem_cache_alloc_node+0xe3/0x730 [ 197.879561] 5*64kB (UM) [ 197.881646] ? ipv6_get_ifaddr+0x42e/0x620 [ 197.886111] 3*128kB (M) [ 197.888791] __alloc_skb+0x119/0x770 [ 197.893000] 3*256kB [ 197.895669] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 197.899355] (M) [ 197.901687] ? skb_scrub_packet+0x490/0x490 [ 197.906941] 4*512kB (UM) [ 197.908935] ? lock_downgrade+0x900/0x900 [ 197.913226] 3*1024kB (UM) [ 197.915997] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 197.920121] 1*2048kB [ 197.923015] ? refcount_sub_and_test_checked+0x203/0x310 [ 197.928521] (M) [ 197.930954] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 197.936396] 4*4096kB [ 197.938364] ? addrconf_rs_timer+0x690/0x690 [ 197.943789] (M) [ 197.946210] ndisc_alloc_skb+0x144/0x340 [ 197.950598] = 25196kB [ 197.950606] Node 0 [ 197.952579] ndisc_send_rs+0x331/0x6e0 [ 197.956613] Normal: 1032*4kB [ 197.959026] addrconf_rs_timer+0x314/0x690 [ 197.961254] (ME) [ 197.965136] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 197.968213] 425*8kB (UME) [ 197.972459] call_timer_fn+0x272/0x920 [ 197.974499] 181*16kB [ 197.978727] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 197.981554] (UME) [ 197.985449] ? process_timeout+0x40/0x40 [ 197.987837] 72*32kB [ 197.992059] ? find_held_lock+0x36/0x1c0 [ 197.992082] ? mark_held_locks+0xc7/0x130 [ 197.994224] (UME) [ 197.998282] ? _raw_spin_unlock_irq+0x27/0x80 [ 198.000581] 20*64kB [ 198.004637] ? _raw_spin_unlock_irq+0x27/0x80 [ 198.008759] (UM) [ 198.010905] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 198.015382] 0*128kB [ 198.017709] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 198.022179] 0*256kB [ 198.024236] ? trace_hardirqs_on+0xbd/0x310 [ 198.028447] 0*512kB [ 198.030777] ? kasan_check_read+0x11/0x20 [ 198.035332] 0*1024kB [ 198.037656] ? __run_timers+0x7da/0xc70 [ 198.041952] 0*2048kB 0*4096kB [ 198.044295] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 198.048416] = 14008kB [ 198.050827] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 198.054816] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 198.058000] __run_timers+0x7e5/0xc70 [ 198.063437] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 198.065845] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 198.070047] 144 total pagecache pages [ 198.078872] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 198.082658] 0 pages in swap cache [ 198.091215] ? graph_lock+0x170/0x170 [ 198.096559] Swap cache stats: add 0, delete 0, find 0/0 [ 198.096568] Free swap = 0kB [ 198.100360] ? print_usage_bug+0xc0/0xc0 [ 198.105353] Total swap = 0kB [ 198.108814] ? enqueue_hrtimer+0x1a5/0x560 [ 198.112594] 1965979 pages RAM [ 198.117948] ? lock_release+0x970/0x970 [ 198.120946] 0 pages HighMem/MovableOnly [ 198.125042] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 198.128037] 342306 pages reserved [ 198.132269] ? find_held_lock+0x36/0x1c0 [ 198.135349] 0 pages cma reserved [ 198.139314] ? graph_lock+0x170/0x170 [ 198.143408] kworker/0:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 198.148462] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 198.151907] kworker/0:0 cpuset= [ 198.155985] ? check_preemption_disabled+0x48/0x280 [ 198.159316] / [ 198.163116] ? __lock_is_held+0xb5/0x140 [ 198.173403] mems_allowed=0 [ 198.178932] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 198.201368] ? check_preemption_disabled+0x48/0x280 [ 198.206397] run_timer_softirq+0x52/0xb0 [ 198.210459] ? rcu_read_lock_sched_held+0x108/0x120 [ 198.215491] __do_softirq+0x30c/0xb03 [ 198.219309] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 198.224436] ? pvclock_read_flags+0x160/0x160 [ 198.228940] ? lapic_next_event+0x5a/0x90 [ 198.233091] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 198.238629] ? check_preemption_disabled+0x48/0x280 [ 198.243650] ? check_preemption_disabled+0x48/0x280 [ 198.248688] ? kvm_clock_read+0x18/0x30 [ 198.252695] ? kvm_sched_clock_read+0x9/0x20 [ 198.257110] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 198.262648] ? check_preemption_disabled+0x48/0x280 [ 198.267677] irq_exit+0x17f/0x1c0 [ 198.271134] smp_apic_timer_interrupt+0x1cb/0x760 [ 198.275985] ? smp_reschedule_interrupt+0x109/0x650 [ 198.281008] ? smp_call_function_single_interrupt+0x650/0x650 [ 198.286896] ? interrupt_entry+0xb5/0xf0 [ 198.290960] ? trace_hardirqs_off_caller+0xbb/0x310 [ 198.295989] ? trace_hardirqs_off_caller+0xbb/0x310 [ 198.301013] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 198.305856] ? trace_hardirqs_on_caller+0x310/0x310 [ 198.310871] ? trace_hardirqs_on_caller+0x310/0x310 [ 198.315887] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 198.321424] ? check_preemption_disabled+0x48/0x280 [ 198.326441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 198.332024] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 198.336892] apic_timer_interrupt+0xf/0x20 [ 198.341118] </IRQ> [ 198.343368] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 198.348831] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 198.367729] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 198.375439] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 198.382727] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 198.390001] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 198.397269] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 198.404542] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 198.411829] ? shrink_node_memcg+0x724/0x18e0 [ 198.416334] ? shrink_node_memcg+0x72e/0x18e0 [ 198.420841] shrink_node_memcg+0x72e/0x18e0 [ 198.425185] ? shrink_active_list+0x1c20/0x1c20 [ 198.429870] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 198.435501] ? graph_lock+0x170/0x170 [ 198.439307] ? mem_cgroup_charge_statistics+0x780/0x780 [ 198.444672] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 198.450215] ? print_usage_bug+0xc0/0xc0 [ 198.454297] shrink_node+0x3bc/0x16b0 [ 198.458106] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 198.463410] ? shrink_node_memcg+0x18e0/0x18e0 [ 198.467999] ? lockdep_hardirqs_on+0x421/0x5c0 [ 198.472584] ? trace_hardirqs_on+0xbd/0x310 [ 198.476907] ? vmpressure+0x271/0x340 [ 198.480716] ? do_raw_spin_unlock+0xa7/0x330 [ 198.485129] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 198.489720] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 198.495258] ? __cpuset_node_allowed+0x19b/0x660 [ 198.500021] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 198.505731] ? vmpressure+0x1a2/0x340 [ 198.509545] do_try_to_free_pages+0x3e7/0x1290 [ 198.514147] ? shrink_node+0x16b0/0x16b0 [ 198.518216] ? __lock_is_held+0xb5/0x140 [ 198.522307] try_to_free_pages+0x4d0/0xb90 [ 198.526544] ? do_try_to_free_pages+0x1290/0x1290 [ 198.531385] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 198.536936] ? lock_acquire+0x1ed/0x520 [ 198.540917] ? set_page_refcounted+0x280/0x280 [ 198.545513] ? lock_release+0x970/0x970 [ 198.549505] ? ___might_sleep+0x1ed/0x300 [ 198.553661] ? arch_local_save_flags+0x40/0x40 [ 198.558255] __alloc_pages_slowpath+0x9c4/0x2d70 [ 198.563047] ? warn_alloc+0x120/0x120 [ 198.566847] ? __radix_tree_lookup+0x4c0/0x4c0 [ 198.571448] ? find_get_entry+0x2f2/0xc40 [ 198.575614] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 198.581157] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 198.586089] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 198.591626] ? should_fail+0x22d/0xd01 [ 198.595521] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 198.600625] ? __lock_is_held+0xb5/0x140 [ 198.604718] ? __lock_is_held+0xb5/0x140 [ 198.608786] ? find_held_lock+0x36/0x1c0 [ 198.612850] ? ___might_sleep+0x1ed/0x300 [ 198.617000] ? lock_release+0x970/0x970 [ 198.620984] ? arch_local_save_flags+0x40/0x40 [ 198.625582] ? __might_sleep+0x95/0x190 [ 198.629565] __alloc_pages_nodemask+0xa80/0xde0 [ 198.634259] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 198.639288] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 198.645100] ? kasan_check_read+0x11/0x20 [ 198.649249] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 198.654530] ? graph_lock+0x170/0x170 [ 198.658351] ? print_usage_bug+0xc0/0xc0 [ 198.662419] ? graph_lock+0x170/0x170 [ 198.666270] ? graph_lock+0x170/0x170 [ 198.670072] ? __do_page_cache_readahead+0x7ce/0x980 [ 198.675180] ? find_held_lock+0x36/0x1c0 [ 198.679252] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 198.684797] alloc_pages_current+0x10c/0x210 [ 198.689210] ? lock_downgrade+0x900/0x900 [ 198.693368] __page_cache_alloc+0x38f/0x5b0 [ 198.697695] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 198.703504] ? kasan_check_read+0x11/0x20 [ 198.707658] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 198.712944] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 198.717618] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 198.723160] ? check_preemption_disabled+0x48/0x280 [ 198.728219] filemap_fault+0x1594/0x25f0 [ 198.732297] ? __lock_page_or_retry+0xa00/0xa00 [ 198.736967] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 198.742770] ? kasan_check_read+0x11/0x20 [ 198.746924] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 198.752204] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 198.757307] ? rcu_bh_qs+0xc0/0xc0 [ 198.760855] ? trace_hardirqs_on+0xbd/0x310 [ 198.765180] ? kasan_check_read+0x11/0x20 [ 198.769353] ? __free_object+0x173/0x340 [ 198.773455] ? filemap_map_pages+0xdea/0x1980 [ 198.777968] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 198.783081] ? __free_object+0x173/0x340 [ 198.787148] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 198.792428] ? debug_object_free+0x325/0x690 [ 198.796845] ? find_get_pages_range_tag+0x1320/0x1320 [ 198.802042] ? graph_lock+0x170/0x170 [ 198.805853] ? kasan_check_read+0x11/0x20 [ 198.810013] ? debug_object_destroy+0x2b0/0x2b0 [ 198.814699] ? lock_acquire+0x1ed/0x520 [ 198.818676] ? ext4_filemap_fault+0x7a/0xad [ 198.823008] ? lock_release+0x970/0x970 [ 198.826989] ? arch_local_save_flags+0x40/0x40 [ 198.831602] ? futex_wait_setup+0x3e0/0x3e0 [ 198.835968] ? down_read+0xb0/0x1d0 [ 198.840036] ? ext4_filemap_fault+0x7a/0xad [ 198.844365] ? __down_interruptible+0x700/0x700 [ 198.849058] ext4_filemap_fault+0x82/0xad [ 198.853214] __do_fault+0x100/0x6b0 [ 198.856848] ? print_bad_pte+0x6c0/0x6c0 [ 198.860911] ? do_futex+0x249/0x26d0 [ 198.864624] ? finish_task_switch+0x1f4/0x910 [ 198.869126] ? _raw_spin_unlock_irq+0x27/0x80 [ 198.873626] ? pmd_val+0x88/0x100 [ 198.877081] ? add_mm_counter_fast+0xd0/0xd0 [ 198.881498] ? pmd_val+0x88/0x100 [ 198.884958] ? add_mm_counter_fast+0xd0/0xd0 [ 198.889381] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 198.894928] __handle_mm_fault+0x3709/0x53e0 [ 198.899353] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 198.904201] ? __switch_to_asm+0x34/0x70 [ 198.908264] ? graph_lock+0x170/0x170 [ 198.912066] ? print_usage_bug+0xc0/0xc0 [ 198.916140] ? __switch_to_asm+0x34/0x70 [ 198.920221] ? graph_lock+0x170/0x170 [ 198.924022] ? graph_lock+0x170/0x170 [ 198.927841] ? handle_mm_fault+0x42a/0xc70 [ 198.932084] ? lock_downgrade+0x900/0x900 [ 198.936266] ? check_preemption_disabled+0x48/0x280 [ 198.941293] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 198.947107] ? kasan_check_read+0x11/0x20 [ 198.951303] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 198.956580] ? rcu_bh_qs+0xc0/0xc0 [ 198.960123] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 198.965575] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 198.971112] ? check_preemption_disabled+0x48/0x280 [ 198.976152] handle_mm_fault+0x54f/0xc70 [ 198.980221] ? __handle_mm_fault+0x53e0/0x53e0 [ 198.984808] ? find_vma+0x34/0x190 [ 198.988358] __do_page_fault+0x67d/0xed0 [ 198.992434] ? mm_fault_error+0x380/0x380 [ 198.996590] ? trace_hardirqs_off+0xb8/0x310 [ 199.001006] ? trace_hardirqs_on+0x310/0x310 [ 199.005416] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.010782] ? trace_hardirqs_on+0x310/0x310 [ 199.015193] do_page_fault+0xf2/0x7e0 [ 199.019021] ? vmalloc_sync_all+0x30/0x30 [ 199.023204] ? error_entry+0x70/0xd0 [ 199.026925] ? trace_hardirqs_off_caller+0xbb/0x310 [ 199.031939] ? trace_hardirqs_on_caller+0xc0/0x310 [ 199.036874] ? syscall_return_slowpath+0x5e0/0x5e0 [ 199.041803] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 199.046647] ? trace_hardirqs_on_caller+0x310/0x310 [ 199.051662] ? trace_hardirqs_off+0x310/0x310 [ 199.056180] ? prepare_exit_to_usermode+0x291/0x3b0 [ 199.061227] ? page_fault+0x8/0x30 [ 199.064776] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 199.069622] ? page_fault+0x8/0x30 [ 199.073177] page_fault+0x1e/0x30 [ 199.076632] RIP: 0033:0x45ddf3 [ 199.079827] Code: Bad RIP value. [ 199.083195] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 199.088559] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 199.095828] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 199.103093] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 199.110391] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 199.117656] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 199.124953] CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 4.19.0-rc8+ #133 [ 199.125066] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 199.131798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 199.131821] Workqueue: events_power_efficient neigh_periodic_work [ 199.131830] Call Trace: [ 199.131850] dump_stack+0x1c4/0x2b6 [ 199.138379] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 199.147678] ? dump_stack_print_info.cold.1+0x20/0x20 [ 199.153884] syz-fuzzer cpuset= [ 199.156544] warn_alloc.cold.119+0xb7/0x1bd [ 199.160138] / [ 199.170362] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 199.175532] mems_allowed=0 [ 199.178723] ? lock_downgrade+0x900/0x900 [ 199.196620] ? trace_hardirqs_off+0xb8/0x310 [ 199.201042] ? trace_hardirqs_off+0xb8/0x310 [ 199.205475] __alloc_pages_slowpath+0x265e/0x2d70 [ 199.210351] ? mark_held_locks+0x130/0x130 [ 199.214594] ? warn_alloc+0x120/0x120 [ 199.218401] ? cpuacct_charge+0x265/0x440 [ 199.222553] ? warn_alloc+0x120/0x120 [ 199.226358] ? print_usage_bug+0xc0/0xc0 [ 199.230419] ? warn_alloc+0x120/0x120 [ 199.234222] ? print_usage_bug+0xc0/0xc0 [ 199.238288] ? __lock_acquire+0x7ec/0x4ec0 [ 199.242537] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 199.248105] ? should_fail+0x22d/0xd01 [ 199.252002] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 199.257109] ? __lock_acquire+0x7ec/0x4ec0 [ 199.261349] ? __lock_acquire+0x7ec/0x4ec0 [ 199.265587] ? should_fail+0x22d/0xd01 [ 199.269504] ? mark_held_locks+0x130/0x130 [ 199.273752] ? mark_held_locks+0x130/0x130 [ 199.277989] ? mark_held_locks+0xc7/0x130 [ 199.282146] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 199.287250] ? graph_lock+0x170/0x170 [ 199.291052] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 199.295644] ? graph_lock+0x170/0x170 [ 199.299450] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 199.305004] ? check_preemption_disabled+0x48/0x280 [ 199.310022] ? check_preemption_disabled+0x48/0x280 [ 199.315051] ? __lock_is_held+0xb5/0x140 [ 199.319124] __alloc_pages_nodemask+0xa80/0xde0 [ 199.323799] ? graph_lock+0x170/0x170 [ 199.327619] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 199.332634] ? graph_lock+0x170/0x170 [ 199.336449] ? find_held_lock+0x36/0x1c0 [ 199.340540] ? ____cache_alloc_node+0x1c7/0x1e0 [ 199.345212] ? lock_downgrade+0x900/0x900 [ 199.349373] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 199.354920] cache_grow_begin+0x91/0x8c0 [ 199.358985] ? do_raw_spin_unlock+0xa7/0x330 [ 199.363404] fallback_alloc+0x203/0x2e0 [ 199.367393] ____cache_alloc_node+0x1c7/0x1e0 [ 199.371897] kmem_cache_alloc_node+0xe3/0x730 [ 199.376392] ? graph_lock+0x170/0x170 [ 199.380211] __alloc_skb+0x119/0x770 [ 199.383927] ? rcu_is_watching+0x30/0x30 [ 199.387992] ? skb_scrub_packet+0x490/0x490 [ 199.392342] ? find_held_lock+0x36/0x1c0 [ 199.396415] ? neigh_periodic_work+0x8ca/0xc60 [ 199.401001] ? lock_downgrade+0x900/0x900 [ 199.405157] ? lock_release+0x970/0x970 [ 199.409145] __neigh_notify+0x8c/0x160 [ 199.413040] neigh_cleanup_and_release+0x7b/0xe0 [ 199.417815] neigh_periodic_work+0x8d2/0xc60 [ 199.422255] ? neigh_table_clear+0x390/0x390 [ 199.426666] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 199.432205] ? check_preemption_disabled+0x48/0x280 [ 199.437223] ? check_preemption_disabled+0x48/0x280 [ 199.442252] ? __lock_is_held+0xb5/0x140 [ 199.446330] process_one_work+0xc90/0x1c40 [ 199.450572] ? mark_held_locks+0x130/0x130 [ 199.454819] ? pwq_dec_nr_in_flight+0x4a0/0x4a0 [ 199.459503] ? __switch_to_asm+0x40/0x70 [ 199.463571] ? __switch_to_asm+0x34/0x70 [ 199.467635] ? __switch_to_asm+0x40/0x70 [ 199.471702] ? __switch_to_asm+0x34/0x70 [ 199.475764] ? __switch_to_asm+0x40/0x70 [ 199.479842] ? __switch_to_asm+0x34/0x70 [ 199.483922] ? __switch_to_asm+0x40/0x70 [ 199.487989] ? __schedule+0x874/0x1ed0 [ 199.491905] ? check_preemption_disabled+0x48/0x280 [ 199.496937] ? graph_lock+0x170/0x170 [ 199.500740] ? lock_downgrade+0x900/0x900 [ 199.504898] ? trace_hardirqs_off+0xb8/0x310 [ 199.509309] ? kasan_check_read+0x11/0x20 [ 199.513461] ? do_raw_spin_unlock+0xa7/0x330 [ 199.517895] ? find_held_lock+0x36/0x1c0 [ 199.521964] ? lock_acquire+0x1ed/0x520 [ 199.525938] ? worker_thread+0x3e0/0x1390 [ 199.530098] ? lock_release+0x970/0x970 [ 199.534074] ? trace_hardirqs_off+0xb8/0x310 [ 199.538497] ? kasan_check_read+0x11/0x20 [ 199.542648] ? worker_thread+0x3e0/0x1390 [ 199.546803] ? trace_hardirqs_on+0x310/0x310 [ 199.551219] ? kasan_check_write+0x14/0x20 [ 199.555515] ? do_raw_spin_lock+0xc1/0x230 [ 199.559760] worker_thread+0x17f/0x1390 [ 199.563753] ? __switch_to_asm+0x34/0x70 [ 199.567835] ? process_one_work+0x1c40/0x1c40 [ 199.572354] ? graph_lock+0x170/0x170 [ 199.576163] ? __sched_text_start+0x8/0x8 [ 199.580325] ? find_held_lock+0x36/0x1c0 [ 199.584398] ? __kthread_parkme+0xce/0x1a0 [ 199.588643] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 199.593748] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 199.598853] ? lockdep_hardirqs_on+0x421/0x5c0 [ 199.603439] ? trace_hardirqs_on+0xbd/0x310 [ 199.607775] ? kasan_check_read+0x11/0x20 [ 199.611927] ? __kthread_parkme+0xce/0x1a0 [ 199.616168] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 199.621623] ? kasan_check_write+0x14/0x20 [ 199.625861] ? do_raw_spin_lock+0xc1/0x230 [ 199.630106] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 199.635211] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 199.640749] ? __kthread_parkme+0xfb/0x1a0 [ 199.644991] kthread+0x35a/0x420 [ 199.648364] ? process_one_work+0x1c40/0x1c40 [ 199.652864] ? kthread_bind+0x40/0x40 [ 199.656674] ret_from_fork+0x3a/0x50 [ 199.660408] warn_alloc_show_mem: 1 callbacks suppressed [ 199.660420] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 199.660421] Mem-Info: [ 199.660457] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 199.660457] active_file:12 inactive_file:13 isolated_file:0 [ 199.660457] unevictable:0 dirty:0 writeback:0 unstable:0 [ 199.660457] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 199.660457] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 199.660457] free:13778 free_pcp:148 free_cma:0 [ 199.665808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 199.672828] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 199.675250] Call Trace: [ 199.708513] Node 0 [ 199.717862] <IRQ> [ 199.745368] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 199.747922] dump_stack+0x1c4/0x2b6 [ 199.750124] lowmem_reserve[]: 0 [ 199.752281] ? dump_stack_print_info.cold.1+0x20/0x20 [ 199.777761] 2819 [ 199.781407] warn_alloc.cold.119+0xb7/0x1bd [ 199.784654] 6323 [ 199.789843] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 199.791882] 6323 [ 199.796199] ? lock_downgrade+0x900/0x900 [ 199.803075] ? trace_hardirqs_off+0xb8/0x310 [ 199.805112] Node 0 [ 199.809259] ? trace_hardirqs_off+0xb8/0x310 [ 199.813670] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 199.815882] __alloc_pages_slowpath+0x265e/0x2d70 [ 199.820262] lowmem_reserve[]: [ 199.847529] ? warn_alloc+0x120/0x120 [ 199.852324] 0 [ 199.855429] ? warn_alloc+0x120/0x120 [ 199.859206] 0 [ 199.861006] ? print_usage_bug+0xc0/0xc0 [ 199.864780] 3503 [ 199.866580] ? warn_alloc+0x120/0x120 [ 199.870623] 3503 [ 199.872685] ? print_usage_bug+0xc0/0xc0 [ 199.878527] ? __lock_acquire+0x7ec/0x4ec0 [ 199.882568] Node 0 [ 199.886795] ? __lock_acquire+0x7ec/0x4ec0 [ 199.886833] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 199.889039] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 199.893245] lowmem_reserve[]: [ 199.921359] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 199.926873] 0 [ 199.929974] ? should_fail+0x22d/0xd01 [ 199.935523] 0 [ 199.937319] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 199.941182] 0 [ 199.942986] ? __lock_acquire+0x7ec/0x4ec0 [ 199.948062] 0 [ 199.949927] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 199.954135] Node 0 [ 199.955931] ? __lock_acquire+0x7ec/0x4ec0 [ 199.961009] DMA: [ 199.963241] ? should_fail+0x22d/0xd01 [ 199.967451] 1*4kB [ 199.969519] ? mark_held_locks+0x130/0x130 [ 199.973381] (U) [ 199.975526] ? mark_held_locks+0x130/0x130 [ 199.979741] 0*8kB [ 199.981709] ? graph_lock+0x170/0x170 [ 199.985919] 0*16kB [ 199.988064] ? print_usage_bug+0xc0/0xc0 [ 199.991840] 1*32kB [ 199.994074] ? graph_lock+0x170/0x170 [ 199.998112] (U) [ 200.000347] ? print_usage_bug+0xc0/0xc0 [ 200.004124] 2*64kB [ 200.006119] ? wq_watchdog_touch+0x9c/0xfe [ 200.010152] (U) [ 200.012386] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 200.016594] 1*128kB [ 200.018566] ? check_preemption_disabled+0x48/0x280 [ 200.024074] (U) [ 200.026397] ? check_preemption_disabled+0x48/0x280 [ 200.031388] 1*256kB [ 200.033365] ? __lock_is_held+0xb5/0x140 [ 200.038350] (U) [ 200.040675] __alloc_pages_nodemask+0xa80/0xde0 [ 200.044707] 0*512kB [ 200.046677] ? graph_lock+0x170/0x170 [ 200.051321] 1*1024kB [ 200.053642] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 200.057416] (U) [ 200.059821] ? graph_lock+0x170/0x170 [ 200.064815] 1*2048kB [ 200.066796] ? find_held_lock+0x36/0x1c0 [ 200.070567] (M) [ 200.072987] ? ____cache_alloc_node+0x1c7/0x1e0 [ 200.077007] 3*4096kB (M) [ 200.078993] ? lock_downgrade+0x900/0x900 [ 200.083632] = 15908kB [ 200.086391] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 200.090513] Node 0 [ 200.092921] cache_grow_begin+0x91/0x8c0 [ 200.098440] DMA32: [ 200.100672] ? do_raw_spin_unlock+0xa7/0x330 [ 200.104706] 3*4kB [ 200.106952] fallback_alloc+0x203/0x2e0 [ 200.111336] (M) [ 200.113495] ____cache_alloc_node+0x1c7/0x1e0 [ 200.117448] 2*8kB [ 200.119426] kmem_cache_alloc_node+0xe3/0x730 [ 200.123902] (UM) [ 200.126053] ? ipv6_get_ifaddr+0x42e/0x620 [ 200.130530] 3*16kB [ 200.132598] __alloc_skb+0x119/0x770 [ 200.136800] (UM) [ 200.139037] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 200.142724] 3*32kB [ 200.144782] ? skb_scrub_packet+0x490/0x490 [ 200.150033] (UM) [ 200.152264] ? lock_downgrade+0x900/0x900 [ 200.156566] 5*64kB [ 200.158625] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 200.162744] (UM) [ 200.164987] ? refcount_sub_and_test_checked+0x203/0x310 [ 200.170498] 3*128kB (M) [ 200.172570] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 200.177998] 3*256kB [ 200.180661] ? addrconf_rs_timer+0x690/0x690 [ 200.186089] (M) [ 200.188416] ndisc_alloc_skb+0x144/0x340 [ 200.192794] 4*512kB [ 200.194765] ndisc_send_rs+0x331/0x6e0 [ 200.198817] (UM) [ 200.201135] addrconf_rs_timer+0x314/0x690 [ 200.204999] 3*1024kB [ 200.207053] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 200.211274] (UM) [ 200.213706] call_timer_fn+0x272/0x920 [ 200.217908] 1*2048kB [ 200.219962] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 200.223826] (M) [ 200.226234] ? process_timeout+0x40/0x40 [ 200.230444] 4*4096kB [ 200.232423] ? find_held_lock+0x36/0x1c0 [ 200.236459] (M) [ 200.238877] ? mark_held_locks+0xc7/0x130 [ 200.242909] = 25196kB [ 200.244884] ? _raw_spin_unlock_irq+0x27/0x80 [ 200.249004] Node 0 [ 200.251414] ? _raw_spin_unlock_irq+0x27/0x80 [ 200.255883] Normal: [ 200.258119] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 200.262594] 1032*4kB [ 200.264917] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 200.269130] (ME) [ 200.271556] ? trace_hardirqs_on+0xbd/0x310 [ 200.276111] 425*8kB [ 200.278175] ? kasan_check_read+0x11/0x20 [ 200.282475] (UME) [ 200.284798] ? __run_timers+0x7da/0xc70 [ 200.288922] 181*16kB [ 200.291068] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 200.295018] (UME) [ 200.297435] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 200.302858] 72*32kB [ 200.305004] __run_timers+0x7e5/0xc70 [ 200.309212] (UME) [ 200.311543] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 200.315311] 20*64kB [ 200.317454] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 200.322798] (UM) [ 200.325116] ? graph_lock+0x170/0x170 [ 200.330109] 0*128kB [ 200.332164] ? print_usage_bug+0xc0/0xc0 [ 200.335946] 0*256kB [ 200.338272] ? enqueue_hrtimer+0x1a5/0x560 [ 200.342312] 0*512kB [ 200.344629] ? lock_release+0x970/0x970 [ 200.348868] 0*1024kB [ 200.351188] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 200.355138] 0*2048kB [ 200.357545] ? find_held_lock+0x36/0x1c0 [ 200.362708] 0*4096kB [ 200.365116] ? graph_lock+0x170/0x170 [ 200.369149] = 14008kB [ 200.369165] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 200.371565] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 200.375363] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 200.377766] ? check_preemption_disabled+0x48/0x280 [ 200.386573] 144 total pagecache pages [ 200.392107] ? __lock_is_held+0xb5/0x140 [ 200.400663] 0 pages in swap cache [ 200.405669] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 200.409446] Swap cache stats: add 0, delete 0, find 0/0 [ 200.413515] ? check_preemption_disabled+0x48/0x280 [ 200.416942] Free swap = 0kB [ 200.422482] run_timer_softirq+0x52/0xb0 [ 200.427837] Total swap = 0kB [ 200.432849] ? rcu_read_lock_sched_held+0x108/0x120 [ 200.435844] 1965979 pages RAM [ 200.439901] __do_softirq+0x30c/0xb03 [ 200.442896] 0 pages HighMem/MovableOnly [ 200.447915] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 200.450983] 342306 pages reserved [ 200.450992] 0 pages cma reserved [ 200.454793] ? pvclock_read_flags+0x160/0x160 [ 200.458949] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 200.463841] ? lapic_next_event+0x5a/0x90 [ 200.467278] syz-executor1 cpuset= [ 200.470646] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 200.475117] syz1 [ 200.485601] ? check_preemption_disabled+0x48/0x280 [ 200.489727] mems_allowed=0 [ 200.493175] ? check_preemption_disabled+0x48/0x280 [ 200.513590] ? kvm_clock_read+0x18/0x30 [ 200.517571] ? kvm_sched_clock_read+0x9/0x20 [ 200.521989] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 200.527529] ? check_preemption_disabled+0x48/0x280 [ 200.532567] irq_exit+0x17f/0x1c0 [ 200.536030] smp_apic_timer_interrupt+0x1cb/0x760 [ 200.540872] ? smp_reschedule_interrupt+0x109/0x650 [ 200.545891] ? smp_call_function_single_interrupt+0x650/0x650 [ 200.551779] ? interrupt_entry+0xb5/0xf0 [ 200.555842] ? trace_hardirqs_off_caller+0xbb/0x310 [ 200.560863] ? trace_hardirqs_off_caller+0xbb/0x310 [ 200.565881] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 200.570726] ? trace_hardirqs_on_caller+0x310/0x310 [ 200.575746] ? trace_hardirqs_on_caller+0x310/0x310 [ 200.580763] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 200.586303] ? check_preemption_disabled+0x48/0x280 [ 200.591322] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 200.596869] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 200.601722] apic_timer_interrupt+0xf/0x20 [ 200.605976] </IRQ> [ 200.608244] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 200.613695] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 200.632601] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 200.640314] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 200.647586] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 200.654855] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 200.662122] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 200.669387] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 200.676676] ? shrink_node_memcg+0x724/0x18e0 [ 200.681188] ? shrink_node_memcg+0x72e/0x18e0 [ 200.685720] shrink_node_memcg+0x72e/0x18e0 [ 200.690060] ? shrink_active_list+0x1c20/0x1c20 [ 200.694738] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 200.700360] ? graph_lock+0x170/0x170 [ 200.704299] ? mem_cgroup_charge_statistics+0x780/0x780 [ 200.709694] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 200.715240] ? print_usage_bug+0xc0/0xc0 [ 200.719320] shrink_node+0x3bc/0x16b0 [ 200.723124] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 200.728427] ? shrink_node_memcg+0x18e0/0x18e0 [ 200.733015] ? lockdep_hardirqs_on+0x421/0x5c0 [ 200.737604] ? trace_hardirqs_on+0xbd/0x310 [ 200.741926] ? vmpressure+0x271/0x340 [ 200.745737] ? do_raw_spin_unlock+0xa7/0x330 [ 200.750146] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 200.754733] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 200.760271] ? __cpuset_node_allowed+0x19b/0x660 [ 200.765041] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 200.770752] ? vmpressure+0x1a2/0x340 [ 200.774567] do_try_to_free_pages+0x3e7/0x1290 [ 200.779169] ? shrink_node+0x16b0/0x16b0 [ 200.783246] ? __lock_is_held+0xb5/0x140 [ 200.787322] try_to_free_pages+0x4d0/0xb90 [ 200.791565] ? do_try_to_free_pages+0x1290/0x1290 [ 200.796408] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 200.801957] ? lock_acquire+0x1ed/0x520 [ 200.805935] ? set_page_refcounted+0x280/0x280 [ 200.810530] ? lock_release+0x970/0x970 [ 200.814514] ? ___might_sleep+0x1ed/0x300 [ 200.818666] ? arch_local_save_flags+0x40/0x40 [ 200.823265] __alloc_pages_slowpath+0x9c4/0x2d70 [ 200.828057] ? warn_alloc+0x120/0x120 [ 200.831860] ? __radix_tree_lookup+0x4c0/0x4c0 [ 200.836461] ? find_get_entry+0x2f2/0xc40 [ 200.841108] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 200.846652] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 200.851596] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 200.857133] ? should_fail+0x22d/0xd01 [ 200.861028] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 200.866139] ? __lock_is_held+0xb5/0x140 [ 200.870230] ? __lock_is_held+0xb5/0x140 [ 200.874320] ? find_held_lock+0x36/0x1c0 [ 200.878385] ? ___might_sleep+0x1ed/0x300 [ 200.882539] ? lock_release+0x970/0x970 [ 200.886517] ? arch_local_save_flags+0x40/0x40 [ 200.891141] ? __might_sleep+0x95/0x190 [ 200.895137] __alloc_pages_nodemask+0xa80/0xde0 [ 200.899835] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 200.904879] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 200.910680] ? kasan_check_read+0x11/0x20 [ 200.914833] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 200.920117] ? graph_lock+0x170/0x170 [ 200.923922] ? print_usage_bug+0xc0/0xc0 [ 200.927988] ? graph_lock+0x170/0x170 [ 200.931818] ? graph_lock+0x170/0x170 [ 200.935622] ? __do_page_cache_readahead+0x7ce/0x980 [ 200.940733] ? find_held_lock+0x36/0x1c0 [ 200.944803] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 200.950344] alloc_pages_current+0x10c/0x210 [ 200.954754] ? lock_downgrade+0x900/0x900 [ 200.958912] __page_cache_alloc+0x38f/0x5b0 [ 200.963240] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 200.969037] ? kasan_check_read+0x11/0x20 [ 200.973199] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 200.978491] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 200.983163] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 200.988703] ? check_preemption_disabled+0x48/0x280 [ 200.993733] filemap_fault+0x1594/0x25f0 [ 200.997807] ? __lock_page_or_retry+0xa00/0xa00 [ 201.002485] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 201.008287] ? kasan_check_read+0x11/0x20 [ 201.012437] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 201.017727] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 201.022835] ? rcu_bh_qs+0xc0/0xc0 [ 201.026380] ? trace_hardirqs_on+0xbd/0x310 [ 201.030701] ? kasan_check_read+0x11/0x20 [ 201.034849] ? __free_object+0x173/0x340 [ 201.038918] ? filemap_map_pages+0xdea/0x1980 [ 201.043421] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 201.048528] ? __free_object+0x173/0x340 [ 201.052596] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 201.057877] ? debug_object_free+0x325/0x690 [ 201.062290] ? find_get_pages_range_tag+0x1320/0x1320 [ 201.067497] ? graph_lock+0x170/0x170 [ 201.071313] ? kasan_check_read+0x11/0x20 [ 201.075474] ? debug_object_destroy+0x2b0/0x2b0 [ 201.080161] ? lock_acquire+0x1ed/0x520 [ 201.084142] ? ext4_filemap_fault+0x7a/0xad [ 201.088483] ? lock_release+0x970/0x970 [ 201.092460] ? arch_local_save_flags+0x40/0x40 [ 201.097060] ? futex_wait_setup+0x3e0/0x3e0 [ 201.101396] ? down_read+0xb0/0x1d0 [ 201.105022] ? ext4_filemap_fault+0x7a/0xad [ 201.109346] ? __down_interruptible+0x700/0x700 [ 201.114036] ext4_filemap_fault+0x82/0xad [ 201.118195] __do_fault+0x100/0x6b0 [ 201.121831] ? print_bad_pte+0x6c0/0x6c0 [ 201.125894] ? do_futex+0x249/0x26d0 [ 201.129609] ? finish_task_switch+0x1f4/0x910 [ 201.134113] ? _raw_spin_unlock_irq+0x27/0x80 [ 201.138612] ? pmd_val+0x88/0x100 [ 201.142065] ? add_mm_counter_fast+0xd0/0xd0 [ 201.146480] ? pmd_val+0x88/0x100 [ 201.149941] ? add_mm_counter_fast+0xd0/0xd0 [ 201.154362] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 201.159918] __handle_mm_fault+0x3709/0x53e0 [ 201.164373] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 201.169219] ? __switch_to_asm+0x34/0x70 [ 201.173286] ? graph_lock+0x170/0x170 [ 201.177091] ? print_usage_bug+0xc0/0xc0 [ 201.181155] ? __switch_to_asm+0x34/0x70 [ 201.185236] ? graph_lock+0x170/0x170 [ 201.189038] ? graph_lock+0x170/0x170 [ 201.192861] ? handle_mm_fault+0x42a/0xc70 [ 201.197098] ? lock_downgrade+0x900/0x900 [ 201.201247] ? check_preemption_disabled+0x48/0x280 [ 201.206291] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 201.212105] ? kasan_check_read+0x11/0x20 [ 201.216269] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 201.221548] ? rcu_bh_qs+0xc0/0xc0 [ 201.225100] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 201.230552] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 201.236212] ? check_preemption_disabled+0x48/0x280 [ 201.241250] handle_mm_fault+0x54f/0xc70 [ 201.245320] ? __handle_mm_fault+0x53e0/0x53e0 [ 201.249904] ? find_vma+0x34/0x190 [ 201.253477] __do_page_fault+0x67d/0xed0 [ 201.257551] ? mm_fault_error+0x380/0x380 [ 201.261701] ? trace_hardirqs_off+0xb8/0x310 [ 201.266110] ? trace_hardirqs_on+0x310/0x310 [ 201.270521] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 201.275883] ? trace_hardirqs_on+0x310/0x310 [ 201.280297] do_page_fault+0xf2/0x7e0 [ 201.284099] ? vmalloc_sync_all+0x30/0x30 [ 201.288246] ? error_entry+0x70/0xd0 [ 201.291961] ? trace_hardirqs_off_caller+0xbb/0x310 [ 201.296986] ? trace_hardirqs_on_caller+0xc0/0x310 [ 201.301920] ? syscall_return_slowpath+0x5e0/0x5e0 [ 201.306851] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 201.311697] ? trace_hardirqs_on_caller+0x310/0x310 [ 201.316711] ? trace_hardirqs_off+0x310/0x310 [ 201.321217] ? prepare_exit_to_usermode+0x291/0x3b0 [ 201.326234] ? page_fault+0x8/0x30 [ 201.329777] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 201.334626] ? page_fault+0x8/0x30 [ 201.338185] page_fault+0x1e/0x30 [ 201.341641] RIP: 0033:0x45ddf3 [ 201.344838] Code: Bad RIP value. [ 201.348198] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 201.353562] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 201.360833] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 201.368103] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 201.375371] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 201.382641] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 201.389938] CPU: 0 PID: 7109 Comm: syz-executor1 Not tainted 4.19.0-rc8+ #133 [ 201.390020] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 201.397221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 201.397231] Call Trace: [ 201.403806] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 201.413076] dump_stack+0x1c4/0x2b6 [ 201.415636] syz-fuzzer cpuset= [ 201.425857] ? dump_stack_print_info.cold.1+0x20/0x20 [ 201.429460] / [ 201.432674] warn_alloc.cold.119+0xb7/0x1bd [ 201.437833] mems_allowed=0 [ 201.439545] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 201.451599] ? lock_downgrade+0x900/0x900 [ 201.455762] ? trace_hardirqs_off+0xb8/0x310 [ 201.460181] ? trace_hardirqs_off+0xb8/0x310 [ 201.464606] __alloc_pages_slowpath+0x265e/0x2d70 [ 201.469528] ? warn_alloc+0x120/0x120 [ 201.473343] ? attach_entity_load_avg+0x860/0x860 [ 201.478188] ? warn_alloc+0x120/0x120 [ 201.482012] ? print_usage_bug+0xc0/0xc0 [ 201.486094] ? warn_alloc+0x120/0x120 [ 201.489900] ? print_usage_bug+0xc0/0xc0 [ 201.493968] ? rb_erase+0x3710/0x3710 [ 201.497783] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 201.503328] ? should_fail+0x22d/0xd01 [ 201.507234] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 201.512350] ? __lock_acquire+0x7ec/0x4ec0 [ 201.516593] ? __lock_acquire+0x7ec/0x4ec0 [ 201.520832] ? should_fail+0x22d/0xd01 [ 201.524725] ? check_preemption_disabled+0x48/0x280 [ 201.529756] ? mark_held_locks+0x130/0x130 [ 201.533999] ? mark_held_locks+0x130/0x130 [ 201.538245] ? __lock_acquire+0x7ec/0x4ec0 [ 201.542498] ? update_load_avg+0x387/0x2470 [ 201.546831] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 201.552375] ? graph_lock+0x170/0x170 [ 201.556177] ? graph_lock+0x170/0x170 [ 201.559979] ? __lock_is_held+0xb5/0x140 [ 201.564044] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 201.569587] ? check_preemption_disabled+0x48/0x280 [ 201.574610] ? check_preemption_disabled+0x48/0x280 [ 201.579641] ? __lock_is_held+0xb5/0x140 [ 201.583716] __alloc_pages_nodemask+0xa80/0xde0 [ 201.588389] ? graph_lock+0x170/0x170 [ 201.592200] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 201.597215] ? graph_lock+0x170/0x170 [ 201.601030] ? find_held_lock+0x36/0x1c0 [ 201.605105] ? ____cache_alloc_node+0x1c7/0x1e0 [ 201.609801] ? lock_downgrade+0x900/0x900 [ 201.613961] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 201.619516] cache_grow_begin+0x91/0x8c0 [ 201.623582] ? do_raw_spin_unlock+0xa7/0x330 [ 201.627999] fallback_alloc+0x203/0x2e0 [ 201.631997] ____cache_alloc_node+0x1c7/0x1e0 [ 201.636511] kmem_cache_alloc+0x1f8/0x730 [ 201.640680] skb_clone+0x1bb/0x500 [ 201.644231] ? finish_task_switch+0x2f4/0x910 [ 201.648734] ? skb_split+0x11e0/0x11e0 [ 201.652625] ? preempt_notifier_register+0x200/0x200 [ 201.657738] ? __switch_to_asm+0x34/0x70 [ 201.661806] ? __switch_to_asm+0x34/0x70 [ 201.665872] ? __switch_to_asm+0x40/0x70 [ 201.669938] ? __switch_to_asm+0x34/0x70 [ 201.674004] ? __switch_to_asm+0x40/0x70 [ 201.678066] ? __switch_to_asm+0x34/0x70 [ 201.682128] ? __switch_to_asm+0x40/0x70 [ 201.686196] ? __switch_to_asm+0x34/0x70 [ 201.690266] ? __switch_to_asm+0x34/0x70 [ 201.694329] ? __switch_to_asm+0x40/0x70 [ 201.698394] ? __switch_to_asm+0x34/0x70 [ 201.702490] bpf_clone_redirect+0xb9/0x490 [ 201.706731] ? __schedule+0x874/0x1ed0 [ 201.711146] bpf_prog_bebbfe2050753572+0x582/0x1000 [ 201.716174] ? __sched_text_start+0x8/0x8 [ 201.720326] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 201.725088] ? lockdep_hardirqs_on+0x421/0x5c0 [ 201.729678] ? retint_kernel+0x2d/0x2d [ 201.733571] ? trace_hardirqs_on_caller+0xc0/0x310 [ 201.738516] ? find_held_lock+0x36/0x1c0 [ 201.742589] ? lock_acquire+0x1ed/0x520 [ 201.746570] ? bpf_test_run+0x3cb/0x780 [ 201.750548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 201.756093] ? check_preemption_disabled+0x48/0x280 [ 201.761136] ? kasan_check_read+0x11/0x20 [ 201.765302] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 201.770585] ? rcu_bh_qs+0xc0/0xc0 [ 201.774132] ? preempt_schedule+0x4d/0x60 [ 201.778284] ? ___preempt_schedule+0x16/0x18 [ 201.782703] ? bpf_test_run+0x25d/0x780 [ 201.786692] ? netlink_diag_dump+0x2a0/0x2a0 [ 201.791115] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 201.795884] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 201.800743] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 201.805590] ? bpf_prog_test_run+0x130/0x1a0 [ 201.810007] ? __x64_sys_bpf+0x3d8/0x520 [ 201.814071] ? bpf_prog_get+0x20/0x20 [ 201.817880] ? retint_kernel+0x2d/0x2d [ 201.821870] ? do_syscall_64+0x179/0x820 [ 201.825941] ? do_syscall_64+0x1b9/0x820 [ 201.830008] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 201.835380] ? syscall_return_slowpath+0x5e0/0x5e0 [ 201.840343] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 201.845196] ? trace_hardirqs_on_caller+0x310/0x310 [ 201.850221] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 201.855240] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 201.860783] ? prepare_exit_to_usermode+0x291/0x3b0 [ 201.865813] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 201.870674] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 201.876054] warn_alloc_show_mem: 1 callbacks suppressed [ 201.876066] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 201.876069] Mem-Info: [ 201.876105] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 201.876105] active_file:12 inactive_file:13 isolated_file:0 [ 201.876105] unevictable:0 dirty:0 writeback:0 unstable:0 [ 201.876105] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 201.876105] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 201.876105] free:13778 free_pcp:148 free_cma:0 [ 201.881444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 201.888504] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 201.890901] Call Trace: [ 201.923768] Node 0 [ 201.933125] <IRQ> [ 201.960643] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 201.963208] dump_stack+0x1c4/0x2b6 [ 201.965415] lowmem_reserve[]: [ 201.967564] ? dump_stack_print_info.cold.1+0x20/0x20 [ 201.993221] 0 [ 201.996852] warn_alloc.cold.119+0xb7/0x1bd [ 201.999923] 2819 [ 202.005104] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 202.006883] 6323 [ 202.011204] ? lock_downgrade+0x900/0x900 [ 202.013241] 6323 [ 202.018080] ? trace_hardirqs_off+0xb8/0x310 [ 202.024261] ? trace_hardirqs_off+0xb8/0x310 [ 202.026299] Node 0 [ 202.030705] __alloc_pages_slowpath+0x265e/0x2d70 [ 202.035118] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 202.037342] ? warn_alloc+0x120/0x120 [ 202.042137] lowmem_reserve[]: [ 202.069370] ? trace_hardirqs_on+0x310/0x310 [ 202.073151] 0 [ 202.076253] ? warn_alloc+0x120/0x120 [ 202.080641] 0 [ 202.082444] ? print_usage_bug+0xc0/0xc0 [ 202.086235] 3503 [ 202.088046] ? warn_alloc+0x120/0x120 [ 202.092087] 3503 [ 202.094145] ? ktime_get+0x2e1/0x440 [ 202.099989] ? print_usage_bug+0xc0/0xc0 [ 202.103679] Node 0 [ 202.107735] ? __lock_acquire+0x7ec/0x4ec0 [ 202.107775] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 202.109984] ? __lock_acquire+0x7ec/0x4ec0 [ 202.114194] lowmem_reserve[]: [ 202.142298] ? kasan_check_read+0x11/0x20 [ 202.146506] 0 0 [ 202.149615] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 202.153737] 0 [ 202.155710] ? should_fail+0x22d/0xd01 [ 202.161222] 0 [ 202.163023] ? rcu_bh_qs+0xc0/0xc0 [ 202.168679] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 202.172209] Node 0 [ 202.177332] ? __lock_acquire+0x7ec/0x4ec0 [ 202.177335] DMA: 1*4kB [ 202.179592] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 202.183801] (U) [ 202.186380] ? __lock_acquire+0x7ec/0x4ec0 [ 202.191461] 0*8kB [ 202.193438] ? should_fail+0x22d/0xd01 [ 202.197649] 0*16kB [ 202.199792] ? rcu_idle_enter+0x4b0/0x4b0 [ 202.203660] 1*32kB [ 202.205897] ? mark_held_locks+0x130/0x130 [ 202.210017] (U) [ 202.212250] ? mark_held_locks+0x130/0x130 [ 202.216461] 2*64kB [ 202.218437] ? mark_held_locks+0xc7/0x130 [ 202.222647] (U) [ 202.224880] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 202.229005] 1*128kB [ 202.230978] ? graph_lock+0x170/0x170 [ 202.235969] (U) [ 202.238294] ? print_usage_bug+0xc0/0xc0 [ 202.242070] 1*256kB [ 202.244039] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 202.248071] (U) [ 202.250407] ? check_preemption_disabled+0x48/0x280 [ 202.255919] 0*512kB [ 202.257894] ? check_preemption_disabled+0x48/0x280 [ 202.262885] 1*1024kB [ 202.265206] ? __lock_is_held+0xb5/0x140 [ 202.270196] (U) [ 202.272603] __alloc_pages_nodemask+0xa80/0xde0 [ 202.276643] 1*2048kB [ 202.278615] ? graph_lock+0x170/0x170 [ 202.283259] (M) [ 202.285669] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 202.289448] 3*4096kB [ 202.291430] ? graph_lock+0x170/0x170 [ 202.296420] (M) [ 202.298831] ? find_held_lock+0x36/0x1c0 [ 202.302606] = 15908kB [ 202.304579] ? ____cache_alloc_node+0x1c7/0x1e0 [ 202.308611] Node 0 [ 202.311019] ? lock_downgrade+0x900/0x900 [ 202.315669] DMA32: [ 202.317903] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 202.322023] 3*4kB [ 202.324256] cache_grow_begin+0x91/0x8c0 [ 202.329769] (M) [ 202.331949] ? do_raw_spin_unlock+0xa7/0x330 [ 202.335997] 2*8kB (UM) [ 202.337989] fallback_alloc+0x203/0x2e0 [ 202.342359] 3*16kB (UM) [ 202.344951] ____cache_alloc_node+0x1c7/0x1e0 [ 202.348901] 3*32kB [ 202.351568] kmem_cache_alloc_node+0xe3/0x730 [ 202.356038] (UM) [ 202.358270] ? ipv6_get_ifaddr+0x42e/0x620 [ 202.362741] 5*64kB [ 202.364806] __alloc_skb+0x119/0x770 [ 202.369015] (UM) [ 202.371256] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 202.374953] 3*128kB (M) [ 202.377027] ? skb_scrub_packet+0x490/0x490 [ 202.382279] 3*256kB [ 202.384948] ? lock_downgrade+0x900/0x900 [ 202.389245] (M) [ 202.391566] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 202.395688] 4*512kB [ 202.397660] ? refcount_sub_and_test_checked+0x203/0x310 [ 202.403174] (UM) [ 202.405531] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 202.410955] 3*1024kB [ 202.413025] ? addrconf_rs_timer+0x690/0x690 [ 202.418451] (UM) [ 202.420917] ndisc_alloc_skb+0x144/0x340 [ 202.425292] 1*2048kB [ 202.427351] ndisc_send_rs+0x331/0x6e0 [ 202.431402] (M) [ 202.433811] addrconf_rs_timer+0x314/0x690 [ 202.437673] 4*4096kB [ 202.439644] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 202.443857] (M) [ 202.446271] call_timer_fn+0x272/0x920 [ 202.450491] = 25196kB [ 202.452458] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 202.456333] Node 0 [ 202.458738] ? process_timeout+0x40/0x40 [ 202.462978] Normal: [ 202.465230] ? find_held_lock+0x36/0x1c0 [ 202.469268] 1032*4kB [ 202.471587] ? mark_held_locks+0xc7/0x130 [ 202.475619] (ME) [ 202.478026] ? _raw_spin_unlock_irq+0x27/0x80 [ 202.482162] 425*8kB [ 202.484222] ? _raw_spin_unlock_irq+0x27/0x80 [ 202.488695] (UME) [ 202.491015] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 202.495502] 181*16kB [ 202.497647] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 202.501870] (UME) [ 202.504305] ? trace_hardirqs_on+0xbd/0x310 [ 202.508862] 72*32kB [ 202.511014] ? kasan_check_read+0x11/0x20 [ 202.515309] (UME) [ 202.517632] ? __run_timers+0x7da/0xc70 [ 202.521754] 20*64kB [ 202.523899] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 202.527862] (UM) [ 202.530184] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 202.535612] 0*128kB [ 202.537667] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 202.541883] 0*256kB [ 202.544219] __run_timers+0x7e5/0xc70 [ 202.548427] 0*512kB [ 202.550757] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 202.554528] 0*1024kB [ 202.556851] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 202.562190] 0*2048kB [ 202.564592] ? graph_lock+0x170/0x170 [ 202.569584] 0*4096kB = 14008kB [ 202.572024] ? print_usage_bug+0xc0/0xc0 [ 202.575807] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 202.578993] ? enqueue_hrtimer+0x1a5/0x560 [ 202.583033] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 202.591856] ? lock_release+0x970/0x970 [ 202.596073] 144 total pagecache pages [ 202.604637] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 202.608600] 0 pages in swap cache [ 202.612396] ? find_held_lock+0x36/0x1c0 [ 202.617564] Swap cache stats: add 0, delete 0, find 0/0 [ 202.621010] ? graph_lock+0x170/0x170 [ 202.625067] Free swap = 0kB [ 202.630439] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 202.634216] Total swap = 0kB [ 202.637239] ? check_preemption_disabled+0x48/0x280 [ 202.642747] 1965979 pages RAM [ 202.645769] ? __lock_is_held+0xb5/0x140 [ 202.650762] 0 pages HighMem/MovableOnly [ 202.653861] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 202.657901] 342306 pages reserved [ 202.661869] ? check_preemption_disabled+0x48/0x280 [ 202.667382] 0 pages cma reserved [ 202.670835] run_timer_softirq+0x52/0xb0 [ 202.683237] ? rcu_read_lock_sched_held+0x108/0x120 [ 202.686170] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 202.688261] __do_softirq+0x30c/0xb03 [ 202.688287] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 202.698716] ksoftirqd/0 cpuset= [ 202.702520] ? pvclock_read_flags+0x160/0x160 [ 202.707725] / [ 202.710955] ? lapic_next_event+0x5a/0x90 [ 202.710971] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 202.710999] ? check_preemption_disabled+0x48/0x280 [ 202.711014] ? check_preemption_disabled+0x48/0x280 [ 202.715589] mems_allowed=0 [ 202.717308] ? kvm_clock_read+0x18/0x30 [ 202.743847] ? kvm_sched_clock_read+0x9/0x20 [ 202.748268] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 202.753812] ? check_preemption_disabled+0x48/0x280 [ 202.758846] irq_exit+0x17f/0x1c0 [ 202.762304] smp_apic_timer_interrupt+0x1cb/0x760 [ 202.767150] ? smp_reschedule_interrupt+0x109/0x650 [ 202.772171] ? smp_call_function_single_interrupt+0x650/0x650 [ 202.778063] ? interrupt_entry+0xb5/0xf0 [ 202.782129] ? trace_hardirqs_off_caller+0xbb/0x310 [ 202.787143] ? trace_hardirqs_off_caller+0xbb/0x310 [ 202.792176] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 202.797021] ? trace_hardirqs_on_caller+0x310/0x310 [ 202.802041] ? trace_hardirqs_on_caller+0x310/0x310 [ 202.807058] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 202.812600] ? check_preemption_disabled+0x48/0x280 [ 202.817627] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 202.823171] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 202.828022] apic_timer_interrupt+0xf/0x20 [ 202.832250] </IRQ> [ 202.834502] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 202.840489] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 202.859394] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 202.867115] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 202.874381] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 202.881653] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 202.888927] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 202.896254] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 202.903542] ? shrink_node_memcg+0x724/0x18e0 [ 202.908042] ? shrink_node_memcg+0x72e/0x18e0 [ 202.912550] shrink_node_memcg+0x72e/0x18e0 [ 202.916909] ? shrink_active_list+0x1c20/0x1c20 [ 202.921618] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 202.927244] ? graph_lock+0x170/0x170 [ 202.931075] ? mem_cgroup_charge_statistics+0x780/0x780 [ 202.936441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 202.941994] ? print_usage_bug+0xc0/0xc0 [ 202.946077] shrink_node+0x3bc/0x16b0 [ 202.949878] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 202.955186] ? shrink_node_memcg+0x18e0/0x18e0 [ 202.959767] ? lockdep_hardirqs_on+0x421/0x5c0 [ 202.964359] ? trace_hardirqs_on+0xbd/0x310 [ 202.968685] ? vmpressure+0x271/0x340 [ 202.972501] ? do_raw_spin_unlock+0xa7/0x330 [ 202.976913] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 202.981508] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 202.987046] ? __cpuset_node_allowed+0x19b/0x660 [ 202.991820] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 202.997535] ? vmpressure+0x1a2/0x340 [ 203.001347] do_try_to_free_pages+0x3e7/0x1290 [ 203.005948] ? shrink_node+0x16b0/0x16b0 [ 203.010014] ? __lock_is_held+0xb5/0x140 [ 203.014094] try_to_free_pages+0x4d0/0xb90 [ 203.018335] ? do_try_to_free_pages+0x1290/0x1290 [ 203.023175] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 203.028724] ? lock_acquire+0x1ed/0x520 [ 203.032703] ? set_page_refcounted+0x280/0x280 [ 203.037299] ? lock_release+0x970/0x970 [ 203.041281] ? ___might_sleep+0x1ed/0x300 [ 203.045436] ? arch_local_save_flags+0x40/0x40 [ 203.050041] __alloc_pages_slowpath+0x9c4/0x2d70 [ 203.054834] ? warn_alloc+0x120/0x120 [ 203.058635] ? __radix_tree_lookup+0x4c0/0x4c0 [ 203.063234] ? find_get_entry+0x2f2/0xc40 [ 203.067397] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 203.072941] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 203.077875] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 203.083412] ? should_fail+0x22d/0xd01 [ 203.087303] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 203.092421] ? __lock_is_held+0xb5/0x140 [ 203.096520] ? __lock_is_held+0xb5/0x140 [ 203.100594] ? find_held_lock+0x36/0x1c0 [ 203.104660] ? ___might_sleep+0x1ed/0x300 [ 203.108811] ? lock_release+0x970/0x970 [ 203.112796] ? arch_local_save_flags+0x40/0x40 [ 203.117394] ? __might_sleep+0x95/0x190 [ 203.121379] __alloc_pages_nodemask+0xa80/0xde0 [ 203.126056] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 203.131077] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 203.136874] ? kasan_check_read+0x11/0x20 [ 203.141038] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 203.146333] ? graph_lock+0x170/0x170 [ 203.150134] ? print_usage_bug+0xc0/0xc0 [ 203.154204] ? graph_lock+0x170/0x170 [ 203.158007] ? graph_lock+0x170/0x170 [ 203.161805] ? __do_page_cache_readahead+0x7ce/0x980 [ 203.166914] ? find_held_lock+0x36/0x1c0 [ 203.171002] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 203.176550] alloc_pages_current+0x10c/0x210 [ 203.180961] ? lock_downgrade+0x900/0x900 [ 203.185118] __page_cache_alloc+0x38f/0x5b0 [ 203.189445] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 203.195253] ? kasan_check_read+0x11/0x20 [ 203.199405] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 203.204684] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 203.209359] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 203.214899] ? check_preemption_disabled+0x48/0x280 [ 203.219926] filemap_fault+0x1594/0x25f0 [ 203.224019] ? __lock_page_or_retry+0xa00/0xa00 [ 203.228690] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 203.234494] ? kasan_check_read+0x11/0x20 [ 203.238647] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 203.243944] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 203.249072] ? rcu_bh_qs+0xc0/0xc0 [ 203.252619] ? trace_hardirqs_on+0xbd/0x310 [ 203.256944] ? kasan_check_read+0x11/0x20 [ 203.261092] ? __free_object+0x173/0x340 [ 203.265160] ? filemap_map_pages+0xdea/0x1980 [ 203.269662] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 203.274772] ? __free_object+0x173/0x340 [ 203.278842] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 203.284122] ? debug_object_free+0x325/0x690 [ 203.288538] ? find_get_pages_range_tag+0x1320/0x1320 [ 203.293733] ? graph_lock+0x170/0x170 [ 203.297548] ? kasan_check_read+0x11/0x20 [ 203.301705] ? debug_object_destroy+0x2b0/0x2b0 [ 203.306387] ? lock_acquire+0x1ed/0x520 [ 203.310366] ? ext4_filemap_fault+0x7a/0xad [ 203.314697] ? lock_release+0x970/0x970 [ 203.318673] ? arch_local_save_flags+0x40/0x40 [ 203.323260] ? futex_wait_setup+0x3e0/0x3e0 [ 203.327598] ? down_read+0xb0/0x1d0 [ 203.331225] ? ext4_filemap_fault+0x7a/0xad [ 203.335548] ? __down_interruptible+0x700/0x700 [ 203.340239] ext4_filemap_fault+0x82/0xad [ 203.344394] __do_fault+0x100/0x6b0 [ 203.348026] ? print_bad_pte+0x6c0/0x6c0 [ 203.352097] ? do_futex+0x249/0x26d0 [ 203.355813] ? finish_task_switch+0x1f4/0x910 [ 203.360313] ? _raw_spin_unlock_irq+0x27/0x80 [ 203.364811] ? pmd_val+0x88/0x100 [ 203.368267] ? add_mm_counter_fast+0xd0/0xd0 [ 203.372678] ? pmd_val+0x88/0x100 [ 203.376148] ? add_mm_counter_fast+0xd0/0xd0 [ 203.380560] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 203.386108] __handle_mm_fault+0x3709/0x53e0 [ 203.390530] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 203.395379] ? __switch_to_asm+0x34/0x70 [ 203.399444] ? graph_lock+0x170/0x170 [ 203.403256] ? print_usage_bug+0xc0/0xc0 [ 203.407316] ? __switch_to_asm+0x34/0x70 [ 203.411383] ? graph_lock+0x170/0x170 [ 203.415182] ? graph_lock+0x170/0x170 [ 203.419011] ? handle_mm_fault+0x42a/0xc70 [ 203.423253] ? lock_downgrade+0x900/0x900 [ 203.427402] ? check_preemption_disabled+0x48/0x280 [ 203.432424] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 203.438226] ? kasan_check_read+0x11/0x20 [ 203.442378] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 203.447661] ? rcu_bh_qs+0xc0/0xc0 [ 203.451202] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 203.456657] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 203.462197] ? check_preemption_disabled+0x48/0x280 [ 203.467222] handle_mm_fault+0x54f/0xc70 [ 203.471288] ? __handle_mm_fault+0x53e0/0x53e0 [ 203.475873] ? find_vma+0x34/0x190 [ 203.479424] __do_page_fault+0x67d/0xed0 [ 203.483501] ? mm_fault_error+0x380/0x380 [ 203.487652] ? trace_hardirqs_off+0xb8/0x310 [ 203.492060] ? trace_hardirqs_on+0x310/0x310 [ 203.496482] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 203.501852] ? trace_hardirqs_on+0x310/0x310 [ 203.506267] do_page_fault+0xf2/0x7e0 [ 203.510075] ? vmalloc_sync_all+0x30/0x30 [ 203.514226] ? error_entry+0x70/0xd0 [ 203.517945] ? trace_hardirqs_off_caller+0xbb/0x310 [ 203.522963] ? trace_hardirqs_on_caller+0xc0/0x310 [ 203.527900] ? syscall_return_slowpath+0x5e0/0x5e0 [ 203.532831] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 203.537678] ? trace_hardirqs_on_caller+0x310/0x310 [ 203.542693] ? trace_hardirqs_off+0x310/0x310 [ 203.547194] ? prepare_exit_to_usermode+0x291/0x3b0 [ 203.552209] ? page_fault+0x8/0x30 [ 203.555755] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 203.560601] ? page_fault+0x8/0x30 [ 203.564142] page_fault+0x1e/0x30 [ 203.567596] RIP: 0033:0x45ddf3 [ 203.570796] Code: Bad RIP value. [ 203.574162] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 203.579530] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 203.586800] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 203.594071] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 203.601339] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 203.608609] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 203.615904] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 203.615973] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 203.622754] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 203.622759] Call Trace: [ 203.622792] dump_stack+0x1c4/0x2b6 [ 203.622810] ? dump_stack_print_info.cold.1+0x20/0x20 [ 203.629418] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 203.638644] warn_alloc.cold.119+0xb7/0x1bd [ 203.641197] syz-fuzzer cpuset= [ 203.644817] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 203.649979] / [ 203.660199] ? lock_downgrade+0x900/0x900 [ 203.664507] mems_allowed=0 [ 203.667697] ? trace_hardirqs_off+0xb8/0x310 [ 203.685708] ? trace_hardirqs_off+0xb8/0x310 [ 203.690134] __alloc_pages_slowpath+0x265e/0x2d70 [ 203.695006] ? warn_alloc+0x120/0x120 [ 203.698817] ? warn_alloc+0x120/0x120 [ 203.702625] ? print_usage_bug+0xc0/0xc0 [ 203.706697] ? unwind_next_frame+0x3e/0x50 [ 203.711431] ? __save_stack_trace+0x7d/0xf0 [ 203.715760] ? add_lock_to_list.isra.26+0x1ec/0x4b0 [ 203.720777] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 203.726316] ? should_fail+0x22d/0xd01 [ 203.730206] ? save_trace+0x290/0x290 [ 203.734009] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 203.739117] ? __lock_acquire+0x7ec/0x4ec0 [ 203.743446] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 203.748559] ? __lock_acquire+0x2881/0x4ec0 [ 203.752878] ? should_fail+0x22d/0xd01 [ 203.756770] ? __save_stack_trace+0x7d/0xf0 [ 203.761104] ? mark_held_locks+0x130/0x130 [ 203.765343] ? mark_held_locks+0x130/0x130 [ 203.769576] ? save_trace+0xe0/0x290 [ 203.773300] ? kasan_check_read+0x11/0x20 [ 203.777446] ? __lock_acquire+0x2881/0x4ec0 [ 203.781781] ? graph_lock+0x170/0x170 [ 203.785593] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 203.791139] ? check_preemption_disabled+0x48/0x280 [ 203.796155] ? check_preemption_disabled+0x48/0x280 [ 203.801187] ? __lock_is_held+0xb5/0x140 [ 203.805258] __alloc_pages_nodemask+0xa80/0xde0 [ 203.809931] ? graph_lock+0x170/0x170 [ 203.813741] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 203.818756] ? graph_lock+0x170/0x170 [ 203.822568] ? find_held_lock+0x36/0x1c0 [ 203.826642] ? ____cache_alloc_node+0x1c7/0x1e0 [ 203.831318] ? lock_downgrade+0x900/0x900 [ 203.835491] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 203.841041] cache_grow_begin+0x91/0x8c0 [ 203.845107] ? do_raw_spin_unlock+0xa7/0x330 [ 203.849524] fallback_alloc+0x203/0x2e0 [ 203.853514] ____cache_alloc_node+0x1c7/0x1e0 [ 203.858018] kmem_cache_alloc_node+0xe3/0x730 [ 203.862515] ? do_raw_spin_unlock+0xa7/0x330 [ 203.866927] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 203.871528] __alloc_skb+0x119/0x770 [ 203.875252] ? skb_scrub_packet+0x490/0x490 [ 203.879582] ? atomic_notifier_call_chain+0xc6/0x190 [ 203.884688] ? lock_downgrade+0x900/0x900 [ 203.888840] ? check_preemption_disabled+0x48/0x280 [ 203.893863] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 203.899662] ? kasan_check_read+0x11/0x20 [ 203.903815] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 203.909095] ? rcu_bh_qs+0xc0/0xc0 [ 203.912648] ? do_raw_write_trylock+0x1c0/0x1c0 [ 203.917328] __neigh_notify+0x8c/0x160 [ 203.921221] ? __neigh_event_send+0x1390/0x1390 [ 203.925896] neigh_timer_handler+0x6cb/0xdf0 [ 203.930319] ? __neigh_for_each_release+0x520/0x520 [ 203.935338] ? __lock_is_held+0xb5/0x140 [ 203.939420] call_timer_fn+0x272/0x920 [ 203.943314] ? __neigh_for_each_release+0x520/0x520 [ 203.948335] ? process_timeout+0x40/0x40 [ 203.952393] ? find_held_lock+0x36/0x1c0 [ 203.956464] ? __run_timers+0x7da/0xc70 [ 203.960459] ? _raw_spin_unlock_irq+0x27/0x80 [ 203.964975] ? _raw_spin_unlock_irq+0x27/0x80 [ 203.969488] ? __neigh_for_each_release+0x520/0x520 [ 203.974514] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 203.979105] ? trace_hardirqs_on+0xbd/0x310 [ 203.983429] ? kasan_check_read+0x11/0x20 [ 203.987580] ? __run_timers+0x7da/0xc70 [ 203.991557] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 203.997025] ? __neigh_for_each_release+0x520/0x520 [ 204.002041] __run_timers+0x7e5/0xc70 [ 204.005856] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 204.011224] ? _raw_spin_unlock_irq+0x27/0x80 [ 204.015722] ? _raw_spin_unlock_irq+0x27/0x80 [ 204.020219] ? lockdep_hardirqs_on+0x421/0x5c0 [ 204.024806] ? trace_hardirqs_on+0xbd/0x310 [ 204.029133] ? kasan_check_read+0x11/0x20 [ 204.033288] ? finish_task_switch+0x1f4/0x910 [ 204.037783] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 204.043339] ? compat_start_thread+0x80/0x80 [ 204.047752] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 204.053299] ? _raw_spin_unlock_irq+0x60/0x80 [ 204.057805] ? pvclock_read_flags+0x160/0x160 [ 204.062302] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 204.067842] ? check_preemption_disabled+0x48/0x280 [ 204.072867] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 204.078406] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 204.083684] ? rcu_pm_notify+0xc0/0xc0 [ 204.087573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 204.093113] ? check_preemption_disabled+0x48/0x280 [ 204.098137] run_timer_softirq+0x52/0xb0 [ 204.102198] ? rcu_read_lock_sched_held+0x108/0x120 [ 204.107219] __do_softirq+0x30c/0xb03 [ 204.111022] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 204.115792] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 204.120897] ? trace_hardirqs_off+0x310/0x310 [ 204.125398] ? schedule+0x108/0x460 [ 204.129037] ? trace_hardirqs_off+0xb8/0x310 [ 204.133449] ? smpboot_thread_fn+0x68b/0xa00 [ 204.137868] ? trace_hardirqs_on+0x310/0x310 [ 204.142278] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 204.147817] ? check_preemption_disabled+0x48/0x280 [ 204.152836] ? takeover_tasklets+0xa90/0xa90 [ 204.157253] run_ksoftirqd+0x94/0x100 [ 204.161052] smpboot_thread_fn+0x68b/0xa00 [ 204.165289] ? sort_range+0x30/0x30 [ 204.168920] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 204.174027] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 204.179566] ? __kthread_parkme+0xfb/0x1a0 [ 204.183807] kthread+0x35a/0x420 [ 204.187174] ? sort_range+0x30/0x30 [ 204.190798] ? kthread_bind+0x40/0x40 [ 204.194604] ret_from_fork+0x3a/0x50 [ 204.198342] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 204.198348] warn_alloc_show_mem: 1 callbacks suppressed [ 204.198355] Mem-Info: [ 204.205381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 204.210754] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 204.210754] active_file:12 inactive_file:13 isolated_file:0 [ 204.210754] unevictable:0 dirty:0 writeback:0 unstable:0 [ 204.210754] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 204.210754] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 204.210754] free:13778 free_pcp:148 free_cma:0 [ 204.213122] Call Trace: [ 204.222516] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 204.255363] <IRQ> [ 204.257933] Node 0 [ 204.285426] dump_stack+0x1c4/0x2b6 [ 204.287572] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 204.289781] ? dump_stack_print_info.cold.1+0x20/0x20 [ 204.293381] lowmem_reserve[]: [ 204.318892] warn_alloc.cold.119+0xb7/0x1bd [ 204.324047] 0 [ 204.327152] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 204.331452] 2819 [ 204.333260] ? lock_downgrade+0x900/0x900 [ 204.338076] 6323 [ 204.340139] ? trace_hardirqs_off+0xb8/0x310 [ 204.344257] 6323 [ 204.346326] ? trace_hardirqs_off+0xb8/0x310 [ 204.352768] __alloc_pages_slowpath+0x265e/0x2d70 [ 204.357146] Node 0 DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 204.362011] ? mark_held_locks+0x130/0x130 [ 204.362030] ? warn_alloc+0x120/0x120 [ 204.389846] lowmem_reserve[]: 0 [ 204.394092] ? warn_alloc+0x120/0x120 [ 204.397865] 0 [ 204.401143] ? print_usage_bug+0xc0/0xc0 [ 204.404917] 3503 [ 204.406716] ? warn_alloc+0x120/0x120 [ 204.410752] 3503 [ 204.412810] ? print_usage_bug+0xc0/0xc0 [ 204.418646] ? graph_lock+0x170/0x170 [ 204.422687] Node 0 [ 204.426489] ? kvm_sched_clock_read+0x9/0x20 [ 204.426509] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 204.428747] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 204.433126] ? should_fail+0x22d/0xd01 [ 204.438637] lowmem_reserve[]: [ 204.466741] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 204.470609] 0 [ 204.473723] ? __lock_acquire+0x7ec/0x4ec0 [ 204.478800] 0 [ 204.480597] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 204.484813] 0 [ 204.486611] ? __lock_acquire+0x7ec/0x4ec0 [ 204.491688] 0 [ 204.493490] ? should_fail+0x22d/0xd01 [ 204.499511] ? mark_held_locks+0x130/0x130 [ 204.503368] Node 0 DMA: [ 204.507595] ? mark_held_locks+0x130/0x130 [ 204.507610] ? __account_cfs_rq_runtime+0x790/0x790 [ 204.510272] 1*4kB [ 204.514507] ? select_task_rq_fair+0x7ab/0x33a0 [ 204.519510] (U) [ 204.521653] ? lock_downgrade+0x900/0x900 [ 204.526301] 0*8kB [ 204.528276] ? check_preemption_disabled+0x48/0x280 [ 204.532399] 0*16kB [ 204.534540] ? graph_lock+0x170/0x170 [ 204.539531] 1*32kB [ 204.541759] ? print_usage_bug+0xc0/0xc0 [ 204.545537] (U) [ 204.547770] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 204.551804] 2*64kB [ 204.553773] ? check_preemption_disabled+0x48/0x280 [ 204.559303] (U) [ 204.561547] ? check_preemption_disabled+0x48/0x280 [ 204.566541] 1*128kB [ 204.568527] ? __lock_is_held+0xb5/0x140 [ 204.573514] (U) [ 204.575835] __alloc_pages_nodemask+0xa80/0xde0 [ 204.579871] 1*256kB [ 204.581882] ? graph_lock+0x170/0x170 [ 204.586526] (U) [ 204.588846] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 204.592622] 0*512kB [ 204.594589] ? graph_lock+0x170/0x170 [ 204.599585] 1*1024kB [ 204.601924] ? find_held_lock+0x36/0x1c0 [ 204.605696] (U) [ 204.608108] ? ____cache_alloc_node+0x1c7/0x1e0 [ 204.612140] 1*2048kB [ 204.614113] ? lock_downgrade+0x900/0x900 [ 204.618756] (M) [ 204.621165] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 204.625288] 3*4096kB [ 204.627305] cache_grow_begin+0x91/0x8c0 [ 204.632834] (M) [ 204.635240] ? do_raw_spin_unlock+0xa7/0x330 [ 204.639275] = 15908kB [ 204.641248] fallback_alloc+0x203/0x2e0 [ 204.645629] Node 0 [ 204.648038] ____cache_alloc_node+0x1c7/0x1e0 [ 204.651991] DMA32: [ 204.654226] kmem_cache_alloc_node+0xe3/0x730 [ 204.658696] 3*4kB [ 204.660930] ? ipv6_get_ifaddr+0x42e/0x620 [ 204.665402] (M) [ 204.667557] __alloc_skb+0x119/0x770 [ 204.671765] 2*8kB [ 204.673740] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 204.677424] (UM) [ 204.679567] ? skb_scrub_packet+0x490/0x490 [ 204.684821] 3*16kB [ 204.686876] ? lock_downgrade+0x900/0x900 [ 204.691170] (UM) [ 204.693449] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 204.697569] 3*32kB [ 204.699626] ? refcount_sub_and_test_checked+0x203/0x310 [ 204.705134] (UM) [ 204.707375] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 204.712799] 5*64kB [ 204.714857] ? addrconf_rs_timer+0x690/0x690 [ 204.720283] (UM) [ 204.722526] ndisc_alloc_skb+0x144/0x340 [ 204.726901] 3*128kB [ 204.728962] ndisc_send_rs+0x331/0x6e0 [ 204.732997] (M) [ 204.735320] addrconf_rs_timer+0x314/0x690 [ 204.739182] 3*256kB [ 204.741151] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 204.745362] (M) [ 204.747689] call_timer_fn+0x272/0x920 [ 204.751888] 4*512kB [ 204.753854] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 204.757720] (UM) [ 204.760037] ? process_timeout+0x40/0x40 [ 204.764256] 3*1024kB [ 204.766315] ? find_held_lock+0x36/0x1c0 [ 204.770347] (UM) [ 204.772756] ? mark_held_locks+0xc7/0x130 [ 204.776795] 1*2048kB [ 204.778852] ? _raw_spin_unlock_irq+0x27/0x80 [ 204.782976] (M) [ 204.785387] ? _raw_spin_unlock_irq+0x27/0x80 [ 204.789856] 4*4096kB [ 204.791825] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 204.796302] (M) [ 204.798803] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 204.803012] = 25196kB [ 204.804990] ? trace_hardirqs_on+0xbd/0x310 [ 204.809546] Node 0 [ 204.811957] ? kasan_check_read+0x11/0x20 [ 204.816247] Normal: 1032*4kB [ 204.818499] ? __run_timers+0x7da/0xc70 [ 204.818515] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 204.822640] (ME) [ 204.825742] ? __next_timer_interrupt+0x1a0/0x1a0 [ 204.829690] 425*8kB [ 204.835138] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 204.837173] (UME) [ 204.842504] __run_timers+0x7e5/0xc70 [ 204.844814] 181*16kB [ 204.849054] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 204.851188] (UME) [ 204.855003] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 204.857387] 72*32kB [ 204.862746] ? graph_lock+0x170/0x170 [ 204.864874] (UME) [ 204.869886] ? print_usage_bug+0xc0/0xc0 [ 204.872187] 20*64kB [ 204.875980] ? enqueue_hrtimer+0x1a5/0x560 [ 204.878107] (UM) [ 204.882158] ? lock_release+0x970/0x970 [ 204.884461] 0*128kB [ 204.888692] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 204.890734] 0*256kB [ 204.894700] ? find_held_lock+0x36/0x1c0 [ 204.896998] 0*512kB [ 204.902181] ? graph_lock+0x170/0x170 [ 204.904489] 0*1024kB [ 204.908548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 204.910846] 0*2048kB [ 204.914645] ? check_preemption_disabled+0x48/0x280 [ 204.917032] 0*4096kB [ 204.922572] ? __lock_is_held+0xb5/0x140 [ 204.924952] = 14008kB [ 204.929959] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 204.932351] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 204.936399] ? check_preemption_disabled+0x48/0x280 [ 204.938798] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 204.944324] run_timer_softirq+0x52/0xb0 [ 204.953132] 144 total pagecache pages [ 204.958158] ? rcu_read_lock_sched_held+0x108/0x120 [ 204.966717] 0 pages in swap cache [ 204.970768] __do_softirq+0x30c/0xb03 [ 204.974546] Swap cache stats: add 0, delete 0, find 0/0 [ 204.974554] Free swap = 0kB [ 204.979574] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 204.982989] Total swap = 0kB [ 204.982997] 1965979 pages RAM [ 204.986791] ? pvclock_read_flags+0x160/0x160 [ 204.992130] 0 pages HighMem/MovableOnly [ 204.995146] ? lapic_next_event+0x5a/0x90 [ 205.000227] 342306 pages reserved [ 205.003244] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 205.006325] 0 pages cma reserved [ 205.010817] ? check_preemption_disabled+0x48/0x280 [ 205.020262] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 205.022366] ? check_preemption_disabled+0x48/0x280 [ 205.027884] syz-executor1 cpuset= [ 205.031252] ? kvm_clock_read+0x18/0x30 [ 205.036241] syz1 [ 205.046723] ? kvm_sched_clock_read+0x9/0x20 [ 205.051717] mems_allowed=0 [ 205.055162] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 205.073948] ? check_preemption_disabled+0x48/0x280 [ 205.078989] irq_exit+0x17f/0x1c0 [ 205.082446] smp_apic_timer_interrupt+0x1cb/0x760 [ 205.087299] ? smp_reschedule_interrupt+0x109/0x650 [ 205.092326] ? smp_call_function_single_interrupt+0x650/0x650 [ 205.098216] ? interrupt_entry+0xb5/0xf0 [ 205.102278] ? trace_hardirqs_off_caller+0xbb/0x310 [ 205.107298] ? trace_hardirqs_off_caller+0xbb/0x310 [ 205.112317] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 205.117193] ? trace_hardirqs_on_caller+0x310/0x310 [ 205.122210] ? trace_hardirqs_on_caller+0x310/0x310 [ 205.127242] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 205.132783] ? check_preemption_disabled+0x48/0x280 [ 205.137803] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 205.143348] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 205.148208] apic_timer_interrupt+0xf/0x20 [ 205.152437] </IRQ> [ 205.154683] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 205.160139] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 205.179040] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 205.186755] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 205.194026] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 205.201300] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 205.208567] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 205.215836] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 205.223130] ? shrink_node_memcg+0x724/0x18e0 [ 205.227632] ? shrink_node_memcg+0x72e/0x18e0 [ 205.232137] shrink_node_memcg+0x72e/0x18e0 [ 205.236490] ? shrink_active_list+0x1c20/0x1c20 [ 205.241180] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 205.246819] ? graph_lock+0x170/0x170 [ 205.250624] ? mem_cgroup_charge_statistics+0x780/0x780 [ 205.255993] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 205.261541] ? print_usage_bug+0xc0/0xc0 [ 205.265624] shrink_node+0x3bc/0x16b0 [ 205.269454] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 205.274766] ? shrink_node_memcg+0x18e0/0x18e0 [ 205.279351] ? lockdep_hardirqs_on+0x421/0x5c0 [ 205.283936] ? trace_hardirqs_on+0xbd/0x310 [ 205.288258] ? vmpressure+0x271/0x340 [ 205.292073] ? do_raw_spin_unlock+0xa7/0x330 [ 205.296492] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 205.301087] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 205.306632] ? __cpuset_node_allowed+0x19b/0x660 [ 205.311395] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 205.317106] ? vmpressure+0x1a2/0x340 [ 205.320918] do_try_to_free_pages+0x3e7/0x1290 [ 205.325525] ? shrink_node+0x16b0/0x16b0 [ 205.329594] ? __lock_is_held+0xb5/0x140 [ 205.333711] try_to_free_pages+0x4d0/0xb90 [ 205.337953] ? do_try_to_free_pages+0x1290/0x1290 [ 205.342804] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 205.348355] ? lock_acquire+0x1ed/0x520 [ 205.352339] ? set_page_refcounted+0x280/0x280 [ 205.356937] ? lock_release+0x970/0x970 [ 205.360960] ? ___might_sleep+0x1ed/0x300 [ 205.365114] ? arch_local_save_flags+0x40/0x40 [ 205.369712] __alloc_pages_slowpath+0x9c4/0x2d70 [ 205.374508] ? warn_alloc+0x120/0x120 [ 205.378314] ? __radix_tree_lookup+0x4c0/0x4c0 [ 205.382911] ? find_get_entry+0x2f2/0xc40 [ 205.387068] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 205.392650] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 205.397584] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 205.403122] ? should_fail+0x22d/0xd01 [ 205.407028] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 205.412129] ? __lock_is_held+0xb5/0x140 [ 205.416215] ? __lock_is_held+0xb5/0x140 [ 205.420290] ? find_held_lock+0x36/0x1c0 [ 205.424359] ? ___might_sleep+0x1ed/0x300 [ 205.428520] ? lock_release+0x970/0x970 [ 205.432502] ? arch_local_save_flags+0x40/0x40 [ 205.437105] ? __might_sleep+0x95/0x190 [ 205.441085] __alloc_pages_nodemask+0xa80/0xde0 [ 205.445763] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 205.450784] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 205.456594] ? kasan_check_read+0x11/0x20 [ 205.460746] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 205.466029] ? graph_lock+0x170/0x170 [ 205.469831] ? print_usage_bug+0xc0/0xc0 [ 205.473895] ? graph_lock+0x170/0x170 [ 205.477693] ? graph_lock+0x170/0x170 [ 205.481527] ? __do_page_cache_readahead+0x7ce/0x980 [ 205.486638] ? find_held_lock+0x36/0x1c0 [ 205.490709] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 205.496252] alloc_pages_current+0x10c/0x210 [ 205.500660] ? lock_downgrade+0x900/0x900 [ 205.504814] __page_cache_alloc+0x38f/0x5b0 [ 205.509156] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 205.514968] ? kasan_check_read+0x11/0x20 [ 205.519120] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 205.524405] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 205.529078] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 205.534617] ? check_preemption_disabled+0x48/0x280 [ 205.539648] filemap_fault+0x1594/0x25f0 [ 205.543727] ? __lock_page_or_retry+0xa00/0xa00 [ 205.548397] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 205.554194] ? kasan_check_read+0x11/0x20 [ 205.558345] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 205.563633] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 205.568739] ? rcu_bh_qs+0xc0/0xc0 [ 205.572281] ? trace_hardirqs_on+0xbd/0x310 [ 205.576601] ? kasan_check_read+0x11/0x20 [ 205.580750] ? __free_object+0x173/0x340 [ 205.584820] ? filemap_map_pages+0xdea/0x1980 [ 205.589328] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 205.594433] ? __free_object+0x173/0x340 [ 205.598510] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 205.603789] ? debug_object_free+0x325/0x690 [ 205.608207] ? find_get_pages_range_tag+0x1320/0x1320 [ 205.613407] ? graph_lock+0x170/0x170 [ 205.617217] ? kasan_check_read+0x11/0x20 [ 205.621367] ? debug_object_destroy+0x2b0/0x2b0 [ 205.626065] ? lock_acquire+0x1ed/0x520 [ 205.630039] ? ext4_filemap_fault+0x7a/0xad [ 205.634367] ? lock_release+0x970/0x970 [ 205.638343] ? arch_local_save_flags+0x40/0x40 [ 205.642930] ? futex_wait_setup+0x3e0/0x3e0 [ 205.647271] ? down_read+0xb0/0x1d0 [ 205.650898] ? ext4_filemap_fault+0x7a/0xad [ 205.655226] ? __down_interruptible+0x700/0x700 [ 205.659919] ext4_filemap_fault+0x82/0xad [ 205.664081] __do_fault+0x100/0x6b0 [ 205.667714] ? print_bad_pte+0x6c0/0x6c0 [ 205.671785] ? do_futex+0x249/0x26d0 [ 205.675505] ? finish_task_switch+0x1f4/0x910 [ 205.680010] ? _raw_spin_unlock_irq+0x27/0x80 [ 205.684510] ? pmd_val+0x88/0x100 [ 205.687964] ? add_mm_counter_fast+0xd0/0xd0 [ 205.692377] ? pmd_val+0x88/0x100 [ 205.695836] ? add_mm_counter_fast+0xd0/0xd0 [ 205.700251] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 205.705794] __handle_mm_fault+0x3709/0x53e0 [ 205.710345] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 205.715197] ? __switch_to_asm+0x34/0x70 [ 205.719262] ? graph_lock+0x170/0x170 [ 205.723060] ? print_usage_bug+0xc0/0xc0 [ 205.727123] ? __switch_to_asm+0x34/0x70 [ 205.731187] ? graph_lock+0x170/0x170 [ 205.734996] ? graph_lock+0x170/0x170 [ 205.738827] ? handle_mm_fault+0x42a/0xc70 [ 205.743081] ? lock_downgrade+0x900/0x900 [ 205.747229] ? check_preemption_disabled+0x48/0x280 [ 205.752271] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 205.758069] ? kasan_check_read+0x11/0x20 [ 205.762217] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 205.767509] ? rcu_bh_qs+0xc0/0xc0 [ 205.771050] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 205.776507] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 205.782046] ? check_preemption_disabled+0x48/0x280 [ 205.787075] handle_mm_fault+0x54f/0xc70 [ 205.791146] ? __handle_mm_fault+0x53e0/0x53e0 [ 205.795736] ? find_vma+0x34/0x190 [ 205.799283] __do_page_fault+0x67d/0xed0 [ 205.803355] ? mm_fault_error+0x380/0x380 [ 205.807511] ? trace_hardirqs_off+0xb8/0x310 [ 205.811920] ? trace_hardirqs_on+0x310/0x310 [ 205.816331] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 205.821699] ? trace_hardirqs_on+0x310/0x310 [ 205.826116] do_page_fault+0xf2/0x7e0 [ 205.829919] ? vmalloc_sync_all+0x30/0x30 [ 205.834081] ? error_entry+0x70/0xd0 [ 205.837811] ? trace_hardirqs_off_caller+0xbb/0x310 [ 205.842829] ? trace_hardirqs_on_caller+0xc0/0x310 [ 205.847760] ? syscall_return_slowpath+0x5e0/0x5e0 [ 205.852695] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 205.857541] ? trace_hardirqs_on_caller+0x310/0x310 [ 205.862559] ? trace_hardirqs_off+0x310/0x310 [ 205.867058] ? prepare_exit_to_usermode+0x291/0x3b0 [ 205.872091] ? page_fault+0x8/0x30 [ 205.875639] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 205.880495] ? page_fault+0x8/0x30 [ 205.884040] page_fault+0x1e/0x30 [ 205.887500] RIP: 0033:0x45ddf3 [ 205.890698] Code: Bad RIP value. [ 205.894062] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 205.899426] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 205.906697] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 205.913963] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 205.921237] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 205.928509] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 205.935814] CPU: 0 PID: 7109 Comm: syz-executor1 Not tainted 4.19.0-rc8+ #133 [ 205.935902] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 205.943089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 205.943095] Call Trace: [ 205.943118] dump_stack+0x1c4/0x2b6 [ 205.943140] ? dump_stack_print_info.cold.1+0x20/0x20 [ 205.949703] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 205.958996] warn_alloc.cold.119+0xb7/0x1bd [ 205.961557] syz-fuzzer cpuset= [ 205.965181] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 205.970343] / [ 205.980565] ? lock_downgrade+0x900/0x900 [ 205.984867] mems_allowed=0 [ 205.988055] ? trace_hardirqs_off+0xb8/0x310 [ 206.006033] ? trace_hardirqs_off+0xb8/0x310 [ 206.010459] __alloc_pages_slowpath+0x265e/0x2d70 [ 206.015350] ? warn_alloc+0x120/0x120 [ 206.019163] ? attach_entity_load_avg+0x860/0x860 [ 206.024008] ? warn_alloc+0x120/0x120 [ 206.027815] ? print_usage_bug+0xc0/0xc0 [ 206.031878] ? warn_alloc+0x120/0x120 [ 206.035688] ? print_usage_bug+0xc0/0xc0 [ 206.039756] ? rb_erase+0x3710/0x3710 [ 206.043568] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 206.049109] ? should_fail+0x22d/0xd01 [ 206.053031] ? graph_lock+0x170/0x170 [ 206.056843] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 206.061949] ? __lock_acquire+0x7ec/0x4ec0 [ 206.066191] ? __lock_acquire+0x7ec/0x4ec0 [ 206.070425] ? should_fail+0x22d/0xd01 [ 206.074342] ? mark_held_locks+0x130/0x130 [ 206.078583] ? mark_held_locks+0x130/0x130 [ 206.082823] ? __lock_acquire+0x7ec/0x4ec0 [ 206.087065] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 206.092868] ? graph_lock+0x170/0x170 [ 206.096669] ? graph_lock+0x170/0x170 [ 206.100481] ? __lock_is_held+0xb5/0x140 [ 206.104551] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 206.110092] ? check_preemption_disabled+0x48/0x280 [ 206.115117] ? check_preemption_disabled+0x48/0x280 [ 206.120148] ? __lock_is_held+0xb5/0x140 [ 206.124219] __alloc_pages_nodemask+0xa80/0xde0 [ 206.128890] ? graph_lock+0x170/0x170 [ 206.132705] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 206.137723] ? graph_lock+0x170/0x170 [ 206.141541] ? find_held_lock+0x36/0x1c0 [ 206.145618] ? ____cache_alloc_node+0x1c7/0x1e0 [ 206.150292] ? lock_downgrade+0x900/0x900 [ 206.154451] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 206.160023] cache_grow_begin+0x91/0x8c0 [ 206.164091] ? do_raw_spin_unlock+0xa7/0x330 [ 206.168521] fallback_alloc+0x203/0x2e0 [ 206.172520] ____cache_alloc_node+0x1c7/0x1e0 [ 206.177027] kmem_cache_alloc+0x1f8/0x730 [ 206.181193] skb_clone+0x1bb/0x500 [ 206.184742] ? finish_task_switch+0x1b4/0x910 [ 206.189246] ? skb_split+0x11e0/0x11e0 [ 206.193137] ? preempt_notifier_register+0x200/0x200 [ 206.198242] ? __switch_to_asm+0x34/0x70 [ 206.202310] ? __switch_to_asm+0x34/0x70 [ 206.206373] ? __switch_to_asm+0x40/0x70 [ 206.210434] ? __switch_to_asm+0x34/0x70 [ 206.214516] ? __switch_to_asm+0x40/0x70 [ 206.218581] ? __switch_to_asm+0x34/0x70 [ 206.222646] ? __switch_to_asm+0x40/0x70 [ 206.226721] ? __switch_to_asm+0x34/0x70 [ 206.230787] ? __switch_to_asm+0x34/0x70 [ 206.234852] ? __switch_to_asm+0x40/0x70 [ 206.238917] ? __switch_to_asm+0x34/0x70 [ 206.242988] bpf_clone_redirect+0xb9/0x490 [ 206.247228] ? __schedule+0x874/0x1ed0 [ 206.251135] bpf_prog_bebbfe2050753572+0x582/0x1000 [ 206.256156] ? __sched_text_start+0x8/0x8 [ 206.260306] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 206.265068] ? lockdep_hardirqs_on+0x421/0x5c0 [ 206.269653] ? retint_kernel+0x2d/0x2d [ 206.273549] ? trace_hardirqs_on_caller+0xc0/0x310 [ 206.278501] ? find_held_lock+0x36/0x1c0 [ 206.282575] ? lock_acquire+0x1ed/0x520 [ 206.286556] ? bpf_test_run+0x3cb/0x780 [ 206.290536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 206.296079] ? check_preemption_disabled+0x48/0x280 [ 206.301105] ? kasan_check_read+0x11/0x20 [ 206.305262] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 206.310566] ? rcu_bh_qs+0xc0/0xc0 [ 206.314114] ? preempt_schedule+0x4d/0x60 [ 206.318272] ? ___preempt_schedule+0x16/0x18 [ 206.322692] ? bpf_test_run+0x25d/0x780 [ 206.326683] ? netlink_diag_dump+0x2a0/0x2a0 [ 206.331119] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 206.335890] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 206.340747] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 206.345596] ? bpf_prog_test_run+0x130/0x1a0 [ 206.350009] ? __x64_sys_bpf+0x3d8/0x520 [ 206.354072] ? bpf_prog_get+0x20/0x20 [ 206.357875] ? retint_kernel+0x2d/0x2d [ 206.361782] ? do_syscall_64+0x179/0x820 [ 206.365855] ? do_syscall_64+0x1b9/0x820 [ 206.369921] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 206.375292] ? syscall_return_slowpath+0x5e0/0x5e0 [ 206.380223] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 206.385075] ? trace_hardirqs_on_caller+0x310/0x310 [ 206.390098] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 206.395126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 206.400667] ? prepare_exit_to_usermode+0x291/0x3b0 [ 206.405694] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 206.410552] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 206.415935] warn_alloc_show_mem: 1 callbacks suppressed [ 206.415947] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 206.415949] Mem-Info: [ 206.415987] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 206.415987] active_file:12 inactive_file:13 isolated_file:0 [ 206.415987] unevictable:0 dirty:0 writeback:0 unstable:0 [ 206.415987] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 206.415987] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 206.415987] free:13778 free_pcp:148 free_cma:0 [ 206.421322] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 206.428344] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 206.430742] Call Trace: [ 206.463625] Node 0 [ 206.472988] <IRQ> [ 206.500506] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 206.503058] dump_stack+0x1c4/0x2b6 [ 206.505266] lowmem_reserve[]: [ 206.507420] ? dump_stack_print_info.cold.1+0x20/0x20 [ 206.532896] 0 2819 [ 206.536541] warn_alloc.cold.119+0xb7/0x1bd [ 206.539614] 6323 [ 206.544798] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 206.547010] 6323 [ 206.551330] ? lock_downgrade+0x900/0x900 [ 206.558210] ? trace_hardirqs_off+0xb8/0x310 [ 206.560253] Node 0 [ 206.564398] ? trace_hardirqs_off+0xb8/0x310 [ 206.568810] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 206.571026] __alloc_pages_slowpath+0x265e/0x2d70 [ 206.575408] lowmem_reserve[]: [ 206.602667] ? warn_alloc+0x120/0x120 [ 206.607461] 0 [ 206.610569] ? trace_hardirqs_on+0x310/0x310 [ 206.614344] 0 [ 206.616151] ? warn_alloc+0x120/0x120 [ 206.620531] 3503 [ 206.622329] ? print_usage_bug+0xc0/0xc0 [ 206.626108] 3503 [ 206.628170] ? warn_alloc+0x120/0x120 [ 206.634256] ? ktime_get+0x2e1/0x440 [ 206.634273] ? print_usage_bug+0xc0/0xc0 [ 206.638051] Node 0 [ 206.641771] ? __lock_acquire+0x7ec/0x4ec0 [ 206.645838] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 206.648043] ? __lock_acquire+0x7ec/0x4ec0 [ 206.652258] lowmem_reserve[]: [ 206.680375] ? kasan_check_read+0x11/0x20 [ 206.684586] 0 [ 206.687693] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 206.691813] 0 [ 206.693612] ? should_fail+0x22d/0xd01 [ 206.699123] 0 [ 206.700925] ? rcu_bh_qs+0xc0/0xc0 [ 206.704788] 0 [ 206.706586] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 206.711914] ? __lock_acquire+0x7ec/0x4ec0 [ 206.716997] Node 0 DMA: [ 206.721230] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 206.721246] ? __lock_acquire+0x7ec/0x4ec0 [ 206.723905] 1*4kB [ 206.728999] ? should_fail+0x22d/0xd01 [ 206.733212] (U) [ 206.735363] ? rcu_idle_enter+0x4b0/0x4b0 [ 206.739228] 0*8kB [ 206.741199] ? mark_held_locks+0x130/0x130 [ 206.745320] 0*16kB [ 206.747463] ? mark_held_locks+0x130/0x130 [ 206.751688] 1*32kB [ 206.753918] ? mark_held_locks+0xc7/0x130 [ 206.758125] (U) [ 206.760360] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 206.764491] 2*64kB [ 206.766462] ? graph_lock+0x170/0x170 [ 206.771468] (U) [ 206.773709] ? print_usage_bug+0xc0/0xc0 [ 206.777503] 1*128kB [ 206.779486] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 206.783525] (U) [ 206.785847] ? check_preemption_disabled+0x48/0x280 [ 206.791359] 1*256kB [ 206.793336] ? check_preemption_disabled+0x48/0x280 [ 206.798325] (U) [ 206.800651] ? __lock_is_held+0xb5/0x140 [ 206.805641] 0*512kB [ 206.807618] __alloc_pages_nodemask+0xa80/0xde0 [ 206.811657] 1*1024kB [ 206.813977] ? graph_lock+0x170/0x170 [ 206.818622] (U) [ 206.821028] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 206.824806] 1*2048kB [ 206.826769] ? graph_lock+0x170/0x170 [ 206.826794] ? find_held_lock+0x36/0x1c0 [ 206.831780] (M) [ 206.834191] ? ____cache_alloc_node+0x1c7/0x1e0 [ 206.837964] 3*4096kB [ 206.842500] ? lock_downgrade+0x900/0x900 [ 206.842523] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 206.844489] (M) [ 206.849158] cache_grow_begin+0x91/0x8c0 [ 206.851545] = 15908kB [ 206.855701] ? do_raw_spin_unlock+0xa7/0x330 [ 206.861208] Node 0 [ 206.863181] fallback_alloc+0x203/0x2e0 [ 206.867212] DMA32: [ 206.869621] ____cache_alloc_node+0x1c7/0x1e0 [ 206.874003] 3*4kB [ 206.876237] kmem_cache_alloc_node+0xe3/0x730 [ 206.880181] (M) 2*8kB [ 206.882432] ? ipv6_get_ifaddr+0x42e/0x620 [ 206.886911] (UM) [ 206.889070] __alloc_skb+0x119/0x770 [ 206.893542] 3*16kB [ 206.896043] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 206.900251] (UM) [ 206.902316] ? skb_scrub_packet+0x490/0x490 [ 206.906012] 3*32kB [ 206.908252] ? lock_downgrade+0x900/0x900 [ 206.913533] (UM) [ 206.915706] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 206.920000] 5*64kB [ 206.922243] ? refcount_sub_and_test_checked+0x203/0x310 [ 206.926367] (UM) [ 206.928433] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 206.933944] 3*128kB (M) [ 206.936193] ? addrconf_rs_timer+0x690/0x690 [ 206.941626] 3*256kB [ 206.943700] ndisc_alloc_skb+0x144/0x340 [ 206.949129] (M) [ 206.951807] ndisc_send_rs+0x331/0x6e0 [ 206.956240] 4*512kB [ 206.958568] addrconf_rs_timer+0x314/0x690 [ 206.962616] (UM) [ 206.964596] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 206.968489] 3*1024kB [ 206.970820] call_timer_fn+0x272/0x920 [ 206.975031] (UM) [ 206.977113] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 206.981333] 1*2048kB [ 206.983751] ? process_timeout+0x40/0x40 [ 206.987623] (M) [ 206.989694] ? find_held_lock+0x36/0x1c0 [ 206.993909] 4*4096kB (M) [ 206.996337] ? mark_held_locks+0xc7/0x130 [ 207.000379] = 25196kB [ 207.002362] ? _raw_spin_unlock_irq+0x27/0x80 [ 207.006408] Node 0 [ 207.009173] ? _raw_spin_unlock_irq+0x27/0x80 [ 207.013332] Normal: [ 207.015748] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 207.020232] 1032*4kB [ 207.022494] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 207.027016] (ME) [ 207.029351] ? trace_hardirqs_on+0xbd/0x310 [ 207.033574] 425*8kB [ 207.035999] ? kasan_check_read+0x11/0x20 [ 207.040557] (UME) [ 207.042632] ? __run_timers+0x7da/0xc70 [ 207.046939] 181*16kB [ 207.049267] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 207.053396] (UME) [ 207.055556] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 207.059525] 72*32kB [ 207.061940] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 207.067372] (UME) 20*64kB [ 207.069546] __run_timers+0x7e5/0xc70 [ 207.073766] (UM) [ 207.076105] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 207.080428] 0*128kB 0*256kB [ 207.083292] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 207.087080] 0*512kB [ 207.089150] ? graph_lock+0x170/0x170 [ 207.094521] 0*1024kB [ 207.097549] ? print_usage_bug+0xc0/0xc0 [ 207.102552] 0*2048kB [ 207.104881] ? enqueue_hrtimer+0x1a5/0x560 [ 207.108671] 0*4096kB [ 207.111252] ? lock_release+0x970/0x970 [ 207.115306] = 14008kB [ 207.117720] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 207.121946] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 207.124353] ? find_held_lock+0x36/0x1c0 [ 207.128318] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 207.130723] ? graph_lock+0x170/0x170 [ 207.135900] 144 total pagecache pages [ 207.144741] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 207.148835] 0 pages in swap cache [ 207.157416] ? check_preemption_disabled+0x48/0x280 [ 207.161199] Swap cache stats: add 0, delete 0, find 0/0 [ 207.165009] ? __lock_is_held+0xb5/0x140 [ 207.170524] Free swap = 0kB [ 207.173981] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 207.178983] Total swap = 0kB [ 207.184357] ? check_preemption_disabled+0x48/0x280 [ 207.188402] 1965979 pages RAM [ 207.191429] run_timer_softirq+0x52/0xb0 [ 207.196950] 0 pages HighMem/MovableOnly [ 207.199970] ? rcu_read_lock_sched_held+0x108/0x120 [ 207.204973] 342306 pages reserved [ 207.208089] __do_softirq+0x30c/0xb03 [ 207.212137] 0 pages cma reserved [ 207.216121] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 207.221340] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 207.224580] ? pvclock_read_flags+0x160/0x160 [ 207.228363] ksoftirqd/0 cpuset= [ 207.231810] ? lapic_next_event+0x5a/0x90 [ 207.236900] / [ 207.247215] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 207.251698] mems_allowed=0 [ 207.254980] ? check_preemption_disabled+0x48/0x280 [ 207.274301] ? check_preemption_disabled+0x48/0x280 [ 207.279335] ? kvm_clock_read+0x18/0x30 [ 207.283318] ? kvm_sched_clock_read+0x9/0x20 [ 207.287737] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 207.293284] ? check_preemption_disabled+0x48/0x280 [ 207.298325] irq_exit+0x17f/0x1c0 [ 207.301795] smp_apic_timer_interrupt+0x1cb/0x760 [ 207.306644] ? smp_reschedule_interrupt+0x109/0x650 [ 207.311674] ? smp_call_function_single_interrupt+0x650/0x650 [ 207.317570] ? interrupt_entry+0xb5/0xf0 [ 207.321641] ? trace_hardirqs_off_caller+0xbb/0x310 [ 207.326670] ? trace_hardirqs_off_caller+0xbb/0x310 [ 207.331698] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 207.336551] ? trace_hardirqs_on_caller+0x310/0x310 [ 207.341580] ? trace_hardirqs_on_caller+0x310/0x310 [ 207.346607] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 207.352160] ? check_preemption_disabled+0x48/0x280 [ 207.357187] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 207.362745] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 207.367611] apic_timer_interrupt+0xf/0x20 [ 207.371850] </IRQ> [ 207.374107] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 207.379570] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 207.398496] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 207.406221] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 207.413516] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 207.420801] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 207.428078] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 207.435352] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 207.442652] ? shrink_node_memcg+0x724/0x18e0 [ 207.447157] ? shrink_node_memcg+0x72e/0x18e0 [ 207.451669] shrink_node_memcg+0x72e/0x18e0 [ 207.456024] ? shrink_active_list+0x1c20/0x1c20 [ 207.460710] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 207.466341] ? graph_lock+0x170/0x170 [ 207.470154] ? mem_cgroup_charge_statistics+0x780/0x780 [ 207.475538] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 207.481095] ? print_usage_bug+0xc0/0xc0 [ 207.485194] shrink_node+0x3bc/0x16b0 [ 207.489012] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 207.494326] ? shrink_node_memcg+0x18e0/0x18e0 [ 207.498918] ? lockdep_hardirqs_on+0x421/0x5c0 [ 207.503527] ? trace_hardirqs_on+0xbd/0x310 [ 207.507858] ? vmpressure+0x271/0x340 [ 207.511673] ? do_raw_spin_unlock+0xa7/0x330 [ 207.516100] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 207.520701] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 207.526251] ? __cpuset_node_allowed+0x19b/0x660 [ 207.531025] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 207.536754] ? vmpressure+0x1a2/0x340 [ 207.540581] do_try_to_free_pages+0x3e7/0x1290 [ 207.545198] ? shrink_node+0x16b0/0x16b0 [ 207.549273] ? __lock_is_held+0xb5/0x140 [ 207.553413] try_to_free_pages+0x4d0/0xb90 [ 207.557666] ? do_try_to_free_pages+0x1290/0x1290 [ 207.562530] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 207.568088] ? lock_acquire+0x1ed/0x520 [ 207.572075] ? set_page_refcounted+0x280/0x280 [ 207.576676] ? lock_release+0x970/0x970 [ 207.580665] ? ___might_sleep+0x1ed/0x300 [ 207.584826] ? arch_local_save_flags+0x40/0x40 [ 207.589430] __alloc_pages_slowpath+0x9c4/0x2d70 [ 207.594231] ? warn_alloc+0x120/0x120 [ 207.598043] ? __radix_tree_lookup+0x4c0/0x4c0 [ 207.602651] ? find_get_entry+0x2f2/0xc40 [ 207.606861] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 207.612413] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 207.617355] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 207.622904] ? should_fail+0x22d/0xd01 [ 207.626805] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 207.631917] ? __lock_is_held+0xb5/0x140 [ 207.636025] ? __lock_is_held+0xb5/0x140 [ 207.640107] ? find_held_lock+0x36/0x1c0 [ 207.644181] ? ___might_sleep+0x1ed/0x300 [ 207.648344] ? lock_release+0x970/0x970 [ 207.652331] ? arch_local_save_flags+0x40/0x40 [ 207.656939] ? __might_sleep+0x95/0x190 [ 207.660927] __alloc_pages_nodemask+0xa80/0xde0 [ 207.665617] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 207.670646] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 207.676453] ? kasan_check_read+0x11/0x20 [ 207.680632] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 207.685924] ? graph_lock+0x170/0x170 [ 207.689738] ? print_usage_bug+0xc0/0xc0 [ 207.693819] ? graph_lock+0x170/0x170 [ 207.697627] ? graph_lock+0x170/0x170 [ 207.701443] ? __do_page_cache_readahead+0x7ce/0x980 [ 207.706582] ? find_held_lock+0x36/0x1c0 [ 207.710899] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 207.716451] alloc_pages_current+0x10c/0x210 [ 207.720886] ? lock_downgrade+0x900/0x900 [ 207.725054] __page_cache_alloc+0x38f/0x5b0 [ 207.729387] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 207.735195] ? kasan_check_read+0x11/0x20 [ 207.739355] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 207.744647] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 207.749328] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 207.754879] ? check_preemption_disabled+0x48/0x280 [ 207.759912] filemap_fault+0x1594/0x25f0 [ 207.764004] ? __lock_page_or_retry+0xa00/0xa00 [ 207.768686] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 207.774507] ? kasan_check_read+0x11/0x20 [ 207.778670] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 207.783962] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 207.789081] ? rcu_bh_qs+0xc0/0xc0 [ 207.792634] ? trace_hardirqs_on+0xbd/0x310 [ 207.796967] ? kasan_check_read+0x11/0x20 [ 207.801129] ? __free_object+0x173/0x340 [ 207.805211] ? filemap_map_pages+0xdea/0x1980 [ 207.809723] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 207.814841] ? __free_object+0x173/0x340 [ 207.818914] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 207.824198] ? debug_object_free+0x325/0x690 [ 207.828619] ? find_get_pages_range_tag+0x1320/0x1320 [ 207.833826] ? graph_lock+0x170/0x170 [ 207.837647] ? kasan_check_read+0x11/0x20 [ 207.841808] ? debug_object_destroy+0x2b0/0x2b0 [ 207.846519] ? lock_acquire+0x1ed/0x520 [ 207.850520] ? ext4_filemap_fault+0x7a/0xad [ 207.854860] ? lock_release+0x970/0x970 [ 207.858848] ? arch_local_save_flags+0x40/0x40 [ 207.863444] ? futex_wait_setup+0x3e0/0x3e0 [ 207.867805] ? down_read+0xb0/0x1d0 [ 207.871441] ? ext4_filemap_fault+0x7a/0xad [ 207.875795] ? __down_interruptible+0x700/0x700 [ 207.880510] ext4_filemap_fault+0x82/0xad [ 207.884674] __do_fault+0x100/0x6b0 [ 207.888315] ? print_bad_pte+0x6c0/0x6c0 [ 207.892389] ? do_futex+0x249/0x26d0 [ 207.896119] ? finish_task_switch+0x1f4/0x910 [ 207.900633] ? _raw_spin_unlock_irq+0x27/0x80 [ 207.905144] ? pmd_val+0x88/0x100 [ 207.908611] ? add_mm_counter_fast+0xd0/0xd0 [ 207.913028] ? pmd_val+0x88/0x100 [ 207.916507] ? add_mm_counter_fast+0xd0/0xd0 [ 207.920933] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 207.926503] __handle_mm_fault+0x3709/0x53e0 [ 207.930940] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 207.935792] ? __switch_to_asm+0x34/0x70 [ 207.939863] ? graph_lock+0x170/0x170 [ 207.943675] ? print_usage_bug+0xc0/0xc0 [ 207.947746] ? __switch_to_asm+0x34/0x70 [ 207.951818] ? graph_lock+0x170/0x170 [ 207.955628] ? graph_lock+0x170/0x170 [ 207.959461] ? handle_mm_fault+0x42a/0xc70 [ 207.963728] ? lock_downgrade+0x900/0x900 [ 207.967888] ? check_preemption_disabled+0x48/0x280 [ 207.972922] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 207.978731] ? kasan_check_read+0x11/0x20 [ 207.982889] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 207.988176] ? rcu_bh_qs+0xc0/0xc0 [ 207.991728] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 207.997190] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 208.002749] ? check_preemption_disabled+0x48/0x280 [ 208.007788] handle_mm_fault+0x54f/0xc70 [ 208.011869] ? __handle_mm_fault+0x53e0/0x53e0 [ 208.016466] ? find_vma+0x34/0x190 [ 208.020044] __do_page_fault+0x67d/0xed0 [ 208.024122] ? mm_fault_error+0x380/0x380 [ 208.028279] ? trace_hardirqs_off+0xb8/0x310 [ 208.032703] ? trace_hardirqs_on+0x310/0x310 [ 208.037128] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.042525] ? trace_hardirqs_on+0x310/0x310 [ 208.046951] do_page_fault+0xf2/0x7e0 [ 208.050771] ? vmalloc_sync_all+0x30/0x30 [ 208.054929] ? error_entry+0x70/0xd0 [ 208.058652] ? trace_hardirqs_off_caller+0xbb/0x310 [ 208.063675] ? trace_hardirqs_on_caller+0xc0/0x310 [ 208.068614] ? syscall_return_slowpath+0x5e0/0x5e0 [ 208.073556] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 208.078412] ? trace_hardirqs_on_caller+0x310/0x310 [ 208.083438] ? trace_hardirqs_off+0x310/0x310 [ 208.087949] ? prepare_exit_to_usermode+0x291/0x3b0 [ 208.092973] ? page_fault+0x8/0x30 [ 208.096537] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 208.101390] ? page_fault+0x8/0x30 [ 208.104943] page_fault+0x1e/0x30 [ 208.108405] RIP: 0033:0x45ddf3 [ 208.111612] Code: Bad RIP value. [ 208.114981] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 208.120360] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 208.127640] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 208.134918] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 208.142198] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 208.149494] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 208.156804] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 208.156872] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 208.163652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 208.163658] Call Trace: [ 208.163679] dump_stack+0x1c4/0x2b6 [ 208.163701] ? dump_stack_print_info.cold.1+0x20/0x20 [ 208.170285] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 208.179553] warn_alloc.cold.119+0xb7/0x1bd [ 208.182114] syz-fuzzer cpuset= [ 208.185746] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 208.190920] / [ 208.201149] ? lock_downgrade+0x900/0x900 [ 208.205455] mems_allowed=0 [ 208.208675] ? trace_hardirqs_off+0xb8/0x310 [ 208.226706] ? trace_hardirqs_off+0xb8/0x310 [ 208.231138] __alloc_pages_slowpath+0x265e/0x2d70 [ 208.236061] ? warn_alloc+0x120/0x120 [ 208.239965] ? warn_alloc+0x120/0x120 [ 208.243781] ? print_usage_bug+0xc0/0xc0 [ 208.247854] ? warn_alloc+0x120/0x120 [ 208.251674] ? print_usage_bug+0xc0/0xc0 [ 208.255756] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 208.261303] ? should_fail+0x22d/0xd01 [ 208.265201] ? lock_downgrade+0x900/0x900 [ 208.269363] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 208.274495] ? __lock_acquire+0x7ec/0x4ec0 [ 208.278747] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 208.283861] ? __lock_acquire+0x7ec/0x4ec0 [ 208.288104] ? should_fail+0x22d/0xd01 [ 208.292009] ? mark_held_locks+0x130/0x130 [ 208.296260] ? mark_held_locks+0x130/0x130 [ 208.300534] ? select_task_rq_fair+0x7ab/0x33a0 [ 208.305216] ? lock_downgrade+0x900/0x900 [ 208.309376] ? check_preemption_disabled+0x48/0x280 [ 208.314403] ? graph_lock+0x170/0x170 [ 208.318214] ? print_usage_bug+0xc0/0xc0 [ 208.322287] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 208.327838] ? check_preemption_disabled+0x48/0x280 [ 208.332864] ? check_preemption_disabled+0x48/0x280 [ 208.337899] ? __lock_is_held+0xb5/0x140 [ 208.341978] __alloc_pages_nodemask+0xa80/0xde0 [ 208.346656] ? graph_lock+0x170/0x170 [ 208.350497] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 208.355612] ? graph_lock+0x170/0x170 [ 208.359441] ? find_held_lock+0x36/0x1c0 [ 208.363549] ? ____cache_alloc_node+0x1c7/0x1e0 [ 208.368237] ? lock_downgrade+0x900/0x900 [ 208.372405] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 208.377957] cache_grow_begin+0x91/0x8c0 [ 208.382030] ? do_raw_spin_unlock+0xa7/0x330 [ 208.386455] fallback_alloc+0x203/0x2e0 [ 208.390468] ____cache_alloc_node+0x1c7/0x1e0 [ 208.395003] kmem_cache_alloc_node+0xe3/0x730 [ 208.399528] ? ipv6_get_ifaddr+0x42e/0x620 [ 208.403786] __alloc_skb+0x119/0x770 [ 208.407526] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 208.412816] ? skb_scrub_packet+0x490/0x490 [ 208.417146] ? lock_downgrade+0x900/0x900 [ 208.421312] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 208.426858] ? refcount_sub_and_test_checked+0x203/0x310 [ 208.432322] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 208.437781] ? addrconf_rs_timer+0x690/0x690 [ 208.442214] ndisc_alloc_skb+0x144/0x340 [ 208.446289] ndisc_send_rs+0x331/0x6e0 [ 208.450193] addrconf_rs_timer+0x314/0x690 [ 208.454445] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 208.458723] call_timer_fn+0x272/0x920 [ 208.462619] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 208.466867] ? process_timeout+0x40/0x40 [ 208.470938] ? find_held_lock+0x36/0x1c0 [ 208.475018] ? __run_timers+0x7da/0xc70 [ 208.479006] ? _raw_spin_unlock_irq+0x27/0x80 [ 208.483533] ? _raw_spin_unlock_irq+0x27/0x80 [ 208.488034] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 208.492294] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 208.496888] ? trace_hardirqs_on+0xbd/0x310 [ 208.501219] ? kasan_check_read+0x11/0x20 [ 208.505378] ? __run_timers+0x7da/0xc70 [ 208.509367] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 208.514841] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 208.519087] __run_timers+0x7e5/0xc70 [ 208.522910] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 208.528286] ? _raw_spin_unlock_irq+0x27/0x80 [ 208.532795] ? _raw_spin_unlock_irq+0x27/0x80 [ 208.537300] ? lockdep_hardirqs_on+0x421/0x5c0 [ 208.541894] ? trace_hardirqs_on+0xbd/0x310 [ 208.546225] ? kasan_check_read+0x11/0x20 [ 208.550387] ? finish_task_switch+0x1f4/0x910 [ 208.554894] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 208.560353] ? compat_start_thread+0x80/0x80 [ 208.564774] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 208.570325] ? _raw_spin_unlock_irq+0x60/0x80 [ 208.574836] ? pvclock_read_flags+0x160/0x160 [ 208.579339] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 208.584888] ? check_preemption_disabled+0x48/0x280 [ 208.589924] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 208.595497] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 208.600789] ? rcu_pm_notify+0xc0/0xc0 [ 208.604688] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 208.610239] ? check_preemption_disabled+0x48/0x280 [ 208.615273] run_timer_softirq+0x52/0xb0 [ 208.619341] ? rcu_read_lock_sched_held+0x108/0x120 [ 208.624369] __do_softirq+0x30c/0xb03 [ 208.628180] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 208.632955] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 208.638064] ? trace_hardirqs_off+0x310/0x310 [ 208.642579] ? schedule+0x108/0x460 [ 208.646226] ? trace_hardirqs_off+0xb8/0x310 [ 208.650647] ? smpboot_thread_fn+0x68b/0xa00 [ 208.655064] ? trace_hardirqs_on+0x310/0x310 [ 208.659504] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 208.665057] ? check_preemption_disabled+0x48/0x280 [ 208.670115] ? takeover_tasklets+0xa90/0xa90 [ 208.674541] run_ksoftirqd+0x94/0x100 [ 208.678350] smpboot_thread_fn+0x68b/0xa00 [ 208.682602] ? sort_range+0x30/0x30 [ 208.686246] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 208.691357] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 208.696908] ? __kthread_parkme+0xfb/0x1a0 [ 208.701156] kthread+0x35a/0x420 [ 208.704539] ? sort_range+0x30/0x30 [ 208.708174] ? kthread_bind+0x40/0x40 [ 208.711992] ret_from_fork+0x3a/0x50 [ 208.715739] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 208.715744] warn_alloc_show_mem: 1 callbacks suppressed [ 208.715751] Mem-Info: [ 208.722762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 208.722771] Call Trace: [ 208.728154] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 208.728154] active_file:12 inactive_file:13 isolated_file:0 [ 208.728154] unevictable:0 dirty:0 writeback:0 unstable:0 [ 208.728154] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 208.728154] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 208.728154] free:13778 free_pcp:148 free_cma:0 [ 208.730546] <IRQ> [ 208.739918] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 208.742532] dump_stack+0x1c4/0x2b6 [ 208.775396] Node 0 [ 208.777575] ? dump_stack_print_info.cold.1+0x20/0x20 [ 208.805186] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 208.808806] warn_alloc.cold.119+0xb7/0x1bd [ 208.811016] lowmem_reserve[]: [ 208.816211] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 208.841870] 0 2819 [ 208.846206] ? lock_downgrade+0x900/0x900 [ 208.849297] 6323 [ 208.854142] ? trace_hardirqs_off+0xb8/0x310 [ 208.856364] 6323 [ 208.860528] ? trace_hardirqs_off+0xb8/0x310 [ 208.866996] __alloc_pages_slowpath+0x265e/0x2d70 [ 208.869038] Node 0 [ 208.873469] ? warn_alloc+0x120/0x120 [ 208.878322] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 208.880542] ? trace_hardirqs_on+0x310/0x310 [ 208.884366] lowmem_reserve[]: [ 208.911655] ? warn_alloc+0x120/0x120 [ 208.916053] 0 [ 208.919160] ? print_usage_bug+0xc0/0xc0 [ 208.922945] 0 [ 208.924750] ? warn_alloc+0x120/0x120 [ 208.928796] 3503 [ 208.930601] ? ktime_get+0x2e1/0x440 [ 208.934386] 3503 [ 208.936454] ? print_usage_bug+0xc0/0xc0 [ 208.942222] ? __lock_acquire+0x7ec/0x4ec0 [ 208.946270] Node 0 [ 208.950522] ? __lock_acquire+0x7ec/0x4ec0 [ 208.950553] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 208.950560] lowmem_reserve[]: [ 208.952806] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 208.957023] 0 [ 208.985137] ? should_fail+0x22d/0xd01 [ 208.988225] 0 [ 208.993766] ? __lock_acquire+0x7ec/0x4ec0 [ 208.995558] 0 [ 208.999550] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 209.001336] 0 [ 209.005578] ? __lock_acquire+0x7ec/0x4ec0 [ 209.012471] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 209.014283] Node 0 [ 209.018530] ? __lock_acquire+0x7ec/0x4ec0 [ 209.023616] DMA: [ 209.025918] ? should_fail+0x22d/0xd01 [ 209.030142] 1*4kB [ 209.032212] ? mark_held_locks+0x130/0x130 [ 209.036081] (U) [ 209.038237] ? mark_held_locks+0x130/0x130 [ 209.042457] 0*8kB [ 209.044456] ? graph_lock+0x170/0x170 [ 209.048675] 0*16kB [ 209.050829] ? print_usage_bug+0xc0/0xc0 [ 209.054620] 1*32kB [ 209.056865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 209.060905] (U) [ 209.063151] ? check_preemption_disabled+0x48/0x280 [ 209.068674] 2*64kB (U) [ 209.070670] ? check_preemption_disabled+0x48/0x280 [ 209.075674] 1*128kB [ 209.078278] ? __lock_is_held+0xb5/0x140 [ 209.083266] (U) [ 209.085606] __alloc_pages_nodemask+0xa80/0xde0 [ 209.089639] 1*256kB (U) [ 209.091626] ? graph_lock+0x170/0x170 [ 209.096277] 0*512kB 1*1024kB [ 209.098967] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 209.102750] (U) [ 209.105856] ? graph_lock+0x170/0x170 [ 209.110854] 1*2048kB [ 209.112895] ? find_held_lock+0x36/0x1c0 [ 209.116733] (M) [ 209.119155] ? ____cache_alloc_node+0x1c7/0x1e0 [ 209.123195] 3*4096kB [ 209.125175] ? lock_downgrade+0x900/0x900 [ 209.129827] (M) [ 209.132248] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 209.136463] = 15908kB [ 209.138465] cache_grow_begin+0x91/0x8c0 [ 209.144007] Node 0 [ 209.146426] ? do_raw_spin_unlock+0xa7/0x330 [ 209.150469] DMA32: [ 209.152731] fallback_alloc+0x203/0x2e0 [ 209.157121] 3*4kB [ 209.159364] ____cache_alloc_node+0x1c7/0x1e0 [ 209.163324] (M) [ 209.165498] kmem_cache_alloc_node+0xe3/0x730 [ 209.169978] 2*8kB [ 209.171962] ? ipv6_get_ifaddr+0x42e/0x620 [ 209.176439] (UM) [ 209.178600] __alloc_skb+0x119/0x770 [ 209.182810] 3*16kB [ 209.184878] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 209.188575] (UM) [ 209.190817] ? skb_scrub_packet+0x490/0x490 [ 209.196078] 3*32kB [ 209.198143] ? lock_downgrade+0x900/0x900 [ 209.202448] (UM) [ 209.204696] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 209.208825] 5*64kB [ 209.210892] ? refcount_sub_and_test_checked+0x203/0x310 [ 209.216411] (UM) [ 209.218651] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 209.224078] 3*128kB (M) [ 209.226160] ? addrconf_rs_timer+0x690/0x690 [ 209.231598] 3*256kB [ 209.234276] ndisc_alloc_skb+0x144/0x340 [ 209.238660] (M) [ 209.241003] ndisc_send_rs+0x331/0x6e0 [ 209.245042] 4*512kB [ 209.247026] addrconf_rs_timer+0x314/0x690 [ 209.250898] (UM) [ 209.253229] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 209.257449] 3*1024kB [ 209.259539] call_timer_fn+0x272/0x920 [ 209.263745] (UM) [ 209.266157] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 209.270032] 1*2048kB [ 209.272096] ? process_timeout+0x40/0x40 [ 209.276321] (M) [ 209.278736] ? find_held_lock+0x36/0x1c0 [ 209.282793] 4*4096kB [ 209.284776] ? mark_held_locks+0xc7/0x130 [ 209.288818] (M) [ 209.291232] ? _raw_spin_unlock_irq+0x27/0x80 [ 209.295365] = 25196kB [ 209.297345] ? _raw_spin_unlock_irq+0x27/0x80 [ 209.301825] Node 0 [ 209.304239] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 209.308717] Normal: [ 209.310954] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 209.315173] 1032*4kB [ 209.317517] ? trace_hardirqs_on+0xbd/0x310 [ 209.322081] (ME) [ 209.324508] ? kasan_check_read+0x11/0x20 [ 209.324525] ? __run_timers+0x7da/0xc70 [ 209.328835] 425*8kB [ 209.330899] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 209.335032] (UME) [ 209.339021] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 209.341328] 181*16kB [ 209.346780] __run_timers+0x7e5/0xc70 [ 209.348912] (UME) [ 209.353161] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 209.355547] 72*32kB [ 209.359353] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 209.361505] (UME) [ 209.366880] ? graph_lock+0x170/0x170 [ 209.369184] 20*64kB (UM) [ 209.374252] ? print_usage_bug+0xc0/0xc0 [ 209.376387] 0*128kB [ 209.380185] ? enqueue_hrtimer+0x1a5/0x560 [ 209.382974] 0*256kB 0*512kB [ 209.387055] ? lock_release+0x970/0x970 [ 209.389387] 0*1024kB [ 209.393627] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 209.396679] 0*2048kB [ 209.400665] ? find_held_lock+0x36/0x1c0 [ 209.403056] 0*4096kB [ 209.408252] ? graph_lock+0x170/0x170 [ 209.410654] = 14008kB [ 209.414726] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 209.417122] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 209.420924] ? check_preemption_disabled+0x48/0x280 [ 209.423322] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 209.428868] ? __lock_is_held+0xb5/0x140 [ 209.437688] 144 total pagecache pages [ 209.442710] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 209.451273] 0 pages in swap cache [ 209.455332] ? check_preemption_disabled+0x48/0x280 [ 209.459162] Swap cache stats: add 0, delete 0, find 0/0 [ 209.464702] run_timer_softirq+0x52/0xb0 [ 209.468138] Free swap = 0kB [ 209.473153] ? rcu_read_lock_sched_held+0x108/0x120 [ 209.478592] Total swap = 0kB [ 209.482740] __do_softirq+0x30c/0xb03 [ 209.485742] 1965979 pages RAM [ 209.490763] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 209.493759] 0 pages HighMem/MovableOnly [ 209.497561] ? pvclock_read_flags+0x160/0x160 [ 209.500651] 342306 pages reserved [ 209.505758] ? lapic_next_event+0x5a/0x90 [ 209.509715] 0 pages cma reserved [ 209.509797] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 209.514225] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 209.523141] kworker/0:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 209.525360] ? check_preemption_disabled+0x48/0x280 [ 209.531839] kworker/0:0 cpuset= [ 209.537381] ? check_preemption_disabled+0x48/0x280 [ 209.547676] / [ 209.552699] ? kvm_clock_read+0x18/0x30 [ 209.555966] mems_allowed=0 [ 209.560995] ? kvm_sched_clock_read+0x9/0x20 [ 209.574007] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 209.579563] ? check_preemption_disabled+0x48/0x280 [ 209.584619] irq_exit+0x17f/0x1c0 [ 209.588086] smp_apic_timer_interrupt+0x1cb/0x760 [ 209.592936] ? smp_reschedule_interrupt+0x109/0x650 [ 209.597967] ? smp_call_function_single_interrupt+0x650/0x650 [ 209.603873] ? interrupt_entry+0xb5/0xf0 [ 209.607975] ? trace_hardirqs_off_caller+0xbb/0x310 [ 209.613088] ? trace_hardirqs_off_caller+0xbb/0x310 [ 209.618121] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 209.622981] ? trace_hardirqs_on_caller+0x310/0x310 [ 209.628015] ? trace_hardirqs_on_caller+0x310/0x310 [ 209.633041] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 209.638595] ? check_preemption_disabled+0x48/0x280 [ 209.643625] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 209.649181] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 209.654044] apic_timer_interrupt+0xf/0x20 [ 209.658280] </IRQ> [ 209.660546] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 209.666099] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 209.685057] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 209.692781] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 209.700054] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 209.707331] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 209.714843] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 209.722124] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 209.729422] ? shrink_node_memcg+0x724/0x18e0 [ 209.733978] ? shrink_node_memcg+0x72e/0x18e0 [ 209.738517] shrink_node_memcg+0x72e/0x18e0 [ 209.742869] ? shrink_active_list+0x1c20/0x1c20 [ 209.747560] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 209.753192] ? graph_lock+0x170/0x170 [ 209.757010] ? mem_cgroup_charge_statistics+0x780/0x780 [ 209.762387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 209.767941] ? print_usage_bug+0xc0/0xc0 [ 209.772035] shrink_node+0x3bc/0x16b0 [ 209.775849] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 209.781173] ? shrink_node_memcg+0x18e0/0x18e0 [ 209.785767] ? lockdep_hardirqs_on+0x421/0x5c0 [ 209.790359] ? trace_hardirqs_on+0xbd/0x310 [ 209.794693] ? vmpressure+0x271/0x340 [ 209.798529] ? do_raw_spin_unlock+0xa7/0x330 [ 209.802953] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 209.807558] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 209.813104] ? __cpuset_node_allowed+0x19b/0x660 [ 209.817876] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 209.823597] ? vmpressure+0x1a2/0x340 [ 209.827423] do_try_to_free_pages+0x3e7/0x1290 [ 209.832042] ? shrink_node+0x16b0/0x16b0 [ 209.836120] ? __lock_is_held+0xb5/0x140 [ 209.840211] try_to_free_pages+0x4d0/0xb90 [ 209.844460] ? do_try_to_free_pages+0x1290/0x1290 [ 209.849332] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 209.854895] ? lock_acquire+0x1ed/0x520 [ 209.858882] ? set_page_refcounted+0x280/0x280 [ 209.863502] ? lock_release+0x970/0x970 [ 209.867518] ? ___might_sleep+0x1ed/0x300 [ 209.871683] ? arch_local_save_flags+0x40/0x40 [ 209.876290] __alloc_pages_slowpath+0x9c4/0x2d70 [ 209.881088] ? warn_alloc+0x120/0x120 [ 209.884897] ? __radix_tree_lookup+0x4c0/0x4c0 [ 209.889523] ? find_get_entry+0x2f2/0xc40 [ 209.893696] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 209.899247] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 209.904186] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 209.909733] ? should_fail+0x22d/0xd01 [ 209.913640] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 209.918755] ? __lock_is_held+0xb5/0x140 [ 209.922852] ? __lock_is_held+0xb5/0x140 [ 209.926931] ? find_held_lock+0x36/0x1c0 [ 209.931010] ? ___might_sleep+0x1ed/0x300 [ 209.935166] ? lock_release+0x970/0x970 [ 209.939203] ? arch_local_save_flags+0x40/0x40 [ 209.943809] ? __might_sleep+0x95/0x190 [ 209.947801] __alloc_pages_nodemask+0xa80/0xde0 [ 209.952509] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 209.957541] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 209.963347] ? kasan_check_read+0x11/0x20 [ 209.967523] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 209.972813] ? graph_lock+0x170/0x170 [ 209.976660] ? print_usage_bug+0xc0/0xc0 [ 209.980733] ? graph_lock+0x170/0x170 [ 209.984542] ? graph_lock+0x170/0x170 [ 209.988358] ? __do_page_cache_readahead+0x7ce/0x980 [ 209.993498] ? find_held_lock+0x36/0x1c0 [ 209.997584] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 210.003143] alloc_pages_current+0x10c/0x210 [ 210.007564] ? lock_downgrade+0x900/0x900 [ 210.011727] __page_cache_alloc+0x38f/0x5b0 [ 210.016062] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 210.021868] ? kasan_check_read+0x11/0x20 [ 210.026035] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 210.031331] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 210.036014] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 210.041569] ? check_preemption_disabled+0x48/0x280 [ 210.046607] filemap_fault+0x1594/0x25f0 [ 210.050698] ? __lock_page_or_retry+0xa00/0xa00 [ 210.055382] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 210.061196] ? kasan_check_read+0x11/0x20 [ 210.065359] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 210.070647] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 210.075763] ? rcu_bh_qs+0xc0/0xc0 [ 210.079314] ? trace_hardirqs_on+0xbd/0x310 [ 210.083646] ? kasan_check_read+0x11/0x20 [ 210.087817] ? __free_object+0x173/0x340 [ 210.091901] ? filemap_map_pages+0xdea/0x1980 [ 210.096416] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 210.101535] ? __free_object+0x173/0x340 [ 210.105610] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 210.110897] ? debug_object_free+0x325/0x690 [ 210.115325] ? find_get_pages_range_tag+0x1320/0x1320 [ 210.120554] ? graph_lock+0x170/0x170 [ 210.124379] ? kasan_check_read+0x11/0x20 [ 210.128543] ? debug_object_destroy+0x2b0/0x2b0 [ 210.133235] ? lock_acquire+0x1ed/0x520 [ 210.137280] ? ext4_filemap_fault+0x7a/0xad [ 210.141619] ? lock_release+0x970/0x970 [ 210.145609] ? arch_local_save_flags+0x40/0x40 [ 210.150207] ? futex_wait_setup+0x3e0/0x3e0 [ 210.154597] ? down_read+0xb0/0x1d0 [ 210.158231] ? ext4_filemap_fault+0x7a/0xad [ 210.162565] ? __down_interruptible+0x700/0x700 [ 210.167261] ext4_filemap_fault+0x82/0xad [ 210.171424] __do_fault+0x100/0x6b0 [ 210.175069] ? print_bad_pte+0x6c0/0x6c0 [ 210.179143] ? do_futex+0x249/0x26d0 [ 210.182871] ? finish_task_switch+0x1f4/0x910 [ 210.187378] ? _raw_spin_unlock_irq+0x27/0x80 [ 210.191886] ? pmd_val+0x88/0x100 [ 210.195347] ? add_mm_counter_fast+0xd0/0xd0 [ 210.199763] ? pmd_val+0x88/0x100 [ 210.203227] ? add_mm_counter_fast+0xd0/0xd0 [ 210.207649] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 210.213208] __handle_mm_fault+0x3709/0x53e0 [ 210.217639] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 210.222508] ? __switch_to_asm+0x34/0x70 [ 210.226589] ? graph_lock+0x170/0x170 [ 210.230406] ? print_usage_bug+0xc0/0xc0 [ 210.234496] ? __switch_to_asm+0x34/0x70 [ 210.238574] ? graph_lock+0x170/0x170 [ 210.242384] ? graph_lock+0x170/0x170 [ 210.246215] ? handle_mm_fault+0x42a/0xc70 [ 210.250461] ? lock_downgrade+0x900/0x900 [ 210.254638] ? check_preemption_disabled+0x48/0x280 [ 210.259675] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 210.265503] ? kasan_check_read+0x11/0x20 [ 210.269667] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 210.274954] ? rcu_bh_qs+0xc0/0xc0 [ 210.278522] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 210.283982] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 210.289540] ? check_preemption_disabled+0x48/0x280 [ 210.294579] handle_mm_fault+0x54f/0xc70 [ 210.298659] ? __handle_mm_fault+0x53e0/0x53e0 [ 210.303255] ? find_vma+0x34/0x190 [ 210.306810] __do_page_fault+0x67d/0xed0 [ 210.310892] ? mm_fault_error+0x380/0x380 [ 210.315047] ? trace_hardirqs_off+0xb8/0x310 [ 210.319468] ? trace_hardirqs_on+0x310/0x310 [ 210.323908] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 210.329281] ? trace_hardirqs_on+0x310/0x310 [ 210.333705] do_page_fault+0xf2/0x7e0 [ 210.337533] ? vmalloc_sync_all+0x30/0x30 [ 210.341689] ? error_entry+0x70/0xd0 [ 210.345418] ? trace_hardirqs_off_caller+0xbb/0x310 [ 210.350443] ? trace_hardirqs_on_caller+0xc0/0x310 [ 210.355402] ? syscall_return_slowpath+0x5e0/0x5e0 [ 210.360340] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 210.365199] ? trace_hardirqs_on_caller+0x310/0x310 [ 210.370227] ? trace_hardirqs_off+0x310/0x310 [ 210.374739] ? prepare_exit_to_usermode+0x291/0x3b0 [ 210.379769] ? page_fault+0x8/0x30 [ 210.383323] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 210.388179] ? page_fault+0x8/0x30 [ 210.391728] page_fault+0x1e/0x30 [ 210.395192] RIP: 0033:0x45ddf3 [ 210.398398] Code: Bad RIP value. [ 210.401770] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 210.407143] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 210.414417] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 210.421698] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 210.428980] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 210.436265] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 210.443580] CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 4.19.0-rc8+ #133 [ 210.443649] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 210.450436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 210.450461] Workqueue: events_power_efficient neigh_periodic_work [ 210.450498] Call Trace: [ 210.457051] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 210.466355] dump_stack+0x1c4/0x2b6 [ 210.472575] syz-fuzzer cpuset= [ 210.475164] ? dump_stack_print_info.cold.1+0x20/0x20 [ 210.485372] / [ 210.489018] warn_alloc.cold.119+0xb7/0x1bd [ 210.492194] mems_allowed=0 [ 210.497385] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 210.511175] ? lock_downgrade+0x900/0x900 [ 210.515344] ? trace_hardirqs_off+0xb8/0x310 [ 210.519773] ? trace_hardirqs_off+0xb8/0x310 [ 210.524205] __alloc_pages_slowpath+0x265e/0x2d70 [ 210.529090] ? warn_alloc+0x120/0x120 [ 210.532909] ? warn_alloc+0x120/0x120 [ 210.536721] ? print_usage_bug+0xc0/0xc0 [ 210.540795] ? warn_alloc+0x120/0x120 [ 210.544608] ? print_usage_bug+0xc0/0xc0 [ 210.548679] ? __lock_acquire+0x7ec/0x4ec0 [ 210.552929] ? update_load_avg+0x387/0x2470 [ 210.557270] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 210.562819] ? should_fail+0x22d/0xd01 [ 210.566722] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 210.571839] ? __lock_acquire+0x7ec/0x4ec0 [ 210.576090] ? __lock_acquire+0x7ec/0x4ec0 [ 210.580333] ? should_fail+0x22d/0xd01 [ 210.584289] ? mark_held_locks+0x130/0x130 [ 210.588553] ? mark_held_locks+0x130/0x130 [ 210.592803] ? cpuacct_charge+0x265/0x440 [ 210.596962] ? graph_lock+0x170/0x170 [ 210.600779] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 210.606332] ? check_preemption_disabled+0x48/0x280 [ 210.611365] ? check_preemption_disabled+0x48/0x280 [ 210.616406] ? __lock_is_held+0xb5/0x140 [ 210.620507] __alloc_pages_nodemask+0xa80/0xde0 [ 210.625196] ? graph_lock+0x170/0x170 [ 210.629016] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 210.634055] ? graph_lock+0x170/0x170 [ 210.637876] ? find_held_lock+0x36/0x1c0 [ 210.641963] ? ____cache_alloc_node+0x1c7/0x1e0 [ 210.646643] ? lock_downgrade+0x900/0x900 [ 210.650812] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 210.656364] cache_grow_begin+0x91/0x8c0 [ 210.660436] ? do_raw_spin_unlock+0xa7/0x330 [ 210.664868] fallback_alloc+0x203/0x2e0 [ 210.668861] ____cache_alloc_node+0x1c7/0x1e0 [ 210.673374] kmem_cache_alloc_node+0xe3/0x730 [ 210.677881] ? graph_lock+0x170/0x170 [ 210.681695] ? __sched_text_start+0x8/0x8 [ 210.685862] __alloc_skb+0x119/0x770 [ 210.689583] ? graph_lock+0x170/0x170 [ 210.693396] ? rcu_is_watching+0x30/0x30 [ 210.697471] ? skb_scrub_packet+0x490/0x490 [ 210.701822] ? find_held_lock+0x36/0x1c0 [ 210.705992] ? neigh_periodic_work+0x8ca/0xc60 [ 210.710591] ? lock_downgrade+0x900/0x900 [ 210.714752] ? lock_release+0x970/0x970 [ 210.718749] __neigh_notify+0x8c/0x160 [ 210.722656] neigh_cleanup_and_release+0x7b/0xe0 [ 210.727425] neigh_periodic_work+0x8d2/0xc60 [ 210.731909] ? neigh_table_clear+0x390/0x390 [ 210.736332] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 210.741882] ? check_preemption_disabled+0x48/0x280 [ 210.746912] ? check_preemption_disabled+0x48/0x280 [ 210.751951] ? __lock_is_held+0xb5/0x140 [ 210.756036] process_one_work+0xc90/0x1c40 [ 210.760282] ? mark_held_locks+0x130/0x130 [ 210.764548] ? pwq_dec_nr_in_flight+0x4a0/0x4a0 [ 210.769231] ? __switch_to_asm+0x40/0x70 [ 210.773548] ? __switch_to_asm+0x34/0x70 [ 210.777620] ? __switch_to_asm+0x40/0x70 [ 210.781692] ? __switch_to_asm+0x34/0x70 [ 210.785763] ? __switch_to_asm+0x40/0x70 [ 210.789847] ? __switch_to_asm+0x34/0x70 [ 210.793918] ? __switch_to_asm+0x40/0x70 [ 210.797997] ? __schedule+0x874/0x1ed0 [ 210.801902] ? check_preemption_disabled+0x48/0x280 [ 210.806975] ? graph_lock+0x170/0x170 [ 210.810863] ? lock_downgrade+0x900/0x900 [ 210.815157] ? trace_hardirqs_off+0xb8/0x310 [ 210.819583] ? kasan_check_read+0x11/0x20 [ 210.823744] ? do_raw_spin_unlock+0xa7/0x330 [ 210.828170] ? find_held_lock+0x36/0x1c0 [ 210.832249] ? lock_acquire+0x1ed/0x520 [ 210.836238] ? worker_thread+0x3e0/0x1390 [ 210.840594] ? lock_release+0x970/0x970 [ 210.844584] ? trace_hardirqs_off+0xb8/0x310 [ 210.849004] ? kasan_check_read+0x11/0x20 [ 210.853175] ? worker_thread+0x3e0/0x1390 [ 210.857338] ? trace_hardirqs_on+0x310/0x310 [ 210.861764] ? kasan_check_write+0x14/0x20 [ 210.866009] ? do_raw_spin_lock+0xc1/0x230 [ 210.870260] worker_thread+0x17f/0x1390 [ 210.874246] ? __switch_to_asm+0x34/0x70 [ 210.878333] ? process_one_work+0x1c40/0x1c40 [ 210.882851] ? graph_lock+0x170/0x170 [ 210.886680] ? __sched_text_start+0x8/0x8 [ 210.890853] ? find_held_lock+0x36/0x1c0 [ 210.895021] ? __kthread_parkme+0xce/0x1a0 [ 210.899272] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 210.904392] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 210.909526] ? lockdep_hardirqs_on+0x421/0x5c0 [ 210.914124] ? trace_hardirqs_on+0xbd/0x310 [ 210.918465] ? kasan_check_read+0x11/0x20 [ 210.922661] ? __kthread_parkme+0xce/0x1a0 [ 210.926910] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 210.932385] ? kasan_check_write+0x14/0x20 [ 210.936645] ? do_raw_spin_lock+0xc1/0x230 [ 210.940901] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 210.946016] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 210.951567] ? __kthread_parkme+0xfb/0x1a0 [ 210.955823] kthread+0x35a/0x420 [ 210.959204] ? process_one_work+0x1c40/0x1c40 [ 210.963715] ? kthread_bind+0x40/0x40 [ 210.967541] ret_from_fork+0x3a/0x50 [ 210.971298] warn_alloc_show_mem: 1 callbacks suppressed [ 210.971311] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 210.971313] Mem-Info: [ 210.971348] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 210.971348] active_file:12 inactive_file:13 isolated_file:0 [ 210.971348] unevictable:0 dirty:0 writeback:0 unstable:0 [ 210.971348] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 210.971348] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 210.971348] free:13778 free_pcp:148 free_cma:0 [ 210.976699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 210.983726] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 210.986133] Call Trace: [ 211.019011] Node 0 [ 211.028369] <IRQ> [ 211.055891] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 211.058470] dump_stack+0x1c4/0x2b6 [ 211.060700] lowmem_reserve[]: 0 [ 211.062865] ? dump_stack_print_info.cold.1+0x20/0x20 [ 211.088353] 2819 [ 211.092002] warn_alloc.cold.119+0xb7/0x1bd [ 211.095249] 6323 [ 211.100441] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 211.102509] 6323 [ 211.106840] ? lock_downgrade+0x900/0x900 [ 211.113733] ? trace_hardirqs_off+0xb8/0x310 [ 211.115778] Node 0 [ 211.119928] ? trace_hardirqs_off+0xb8/0x310 [ 211.124348] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 211.126571] __alloc_pages_slowpath+0x265e/0x2d70 [ 211.130958] lowmem_reserve[]: [ 211.158236] ? warn_alloc+0x120/0x120 [ 211.163037] 0 [ 211.166150] ? lock_release+0x970/0x970 [ 211.169929] 0 3503 [ 211.171743] ? warn_alloc+0x120/0x120 [ 211.175703] 3503 [ 211.177942] ? print_usage_bug+0xc0/0xc0 [ 211.183789] ? warn_alloc+0x120/0x120 [ 211.187835] Node 0 [ 211.191636] ? print_usage_bug+0xc0/0xc0 [ 211.191670] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 211.191677] lowmem_reserve[]: [ 211.193918] ? __lock_acquire+0x7ec/0x4ec0 [ 211.197964] 0 [ 211.226079] ? __lock_acquire+0x7ec/0x4ec0 [ 211.229182] 0 [ 211.233427] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 211.235214] 0 [ 211.239455] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 211.241242] 0 [ 211.246787] ? should_fail+0x22d/0xd01 [ 211.254115] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 211.255901] Node 0 [ 211.259795] ? __lock_acquire+0x7ec/0x4ec0 [ 211.264875] DMA: 1*4kB [ 211.267126] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 211.271346] (U) [ 211.273937] ? __lock_acquire+0x7ec/0x4ec0 [ 211.279023] 0*8kB [ 211.281005] ? should_fail+0x22d/0xd01 [ 211.285227] 0*16kB [ 211.287387] ? mark_held_locks+0x130/0x130 [ 211.291247] 1*32kB (U) [ 211.293513] ? mark_held_locks+0x130/0x130 [ 211.297732] 2*64kB (U) [ 211.300328] ? graph_lock+0x170/0x170 [ 211.304549] 1*128kB [ 211.307135] ? print_usage_bug+0xc0/0xc0 [ 211.310922] (U) [ 211.313248] ? graph_lock+0x170/0x170 [ 211.317296] 1*256kB [ 211.319276] ? print_usage_bug+0xc0/0xc0 [ 211.323061] (U) [ 211.325389] ? wq_watchdog_touch+0x9c/0xfe [ 211.329440] 0*512kB [ 211.331425] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 211.335641] 1*1024kB [ 211.337968] ? check_preemption_disabled+0x48/0x280 [ 211.343501] (U) [ 211.345917] ? check_preemption_disabled+0x48/0x280 [ 211.350918] 1*2048kB [ 211.352906] ? __lock_is_held+0xb5/0x140 [ 211.357905] (M) [ 211.360323] __alloc_pages_nodemask+0xa80/0xde0 [ 211.364370] 3*4096kB [ 211.366349] ? graph_lock+0x170/0x170 [ 211.371003] (M) [ 211.373419] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 211.377209] = 15908kB [ 211.379189] ? graph_lock+0x170/0x170 [ 211.384194] Node 0 [ 211.386612] ? find_held_lock+0x36/0x1c0 [ 211.390390] DMA32: [ 211.392638] ? ____cache_alloc_node+0x1c7/0x1e0 [ 211.396682] 3*4kB [ 211.398924] ? lock_downgrade+0x900/0x900 [ 211.403576] (M) [ 211.405735] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 211.409866] 2*8kB [ 211.411851] cache_grow_begin+0x91/0x8c0 [ 211.417370] (UM) [ 211.419537] ? do_raw_spin_unlock+0xa7/0x330 [ 211.423582] 3*16kB [ 211.425649] fallback_alloc+0x203/0x2e0 [ 211.430037] (UM) [ 211.432281] ____cache_alloc_node+0x1c7/0x1e0 [ 211.436413] 3*32kB [ 211.438505] kmem_cache_alloc_node+0xe3/0x730 [ 211.442985] (UM) [ 211.445230] ? ipv6_get_ifaddr+0x42e/0x620 [ 211.449713] 5*64kB [ 211.451787] __alloc_skb+0x119/0x770 [ 211.456001] (UM) [ 211.458244] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 211.461933] 3*128kB (M) [ 211.464013] ? skb_scrub_packet+0x490/0x490 [ 211.469278] 3*256kB [ 211.471950] ? lock_downgrade+0x900/0x900 [ 211.476253] (M) [ 211.478588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 211.482717] 4*512kB [ 211.484698] ? refcount_sub_and_test_checked+0x203/0x310 [ 211.490211] (UM) 3*1024kB [ 211.492547] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 211.497978] (UM) [ 211.500836] ? addrconf_rs_timer+0x690/0x690 [ 211.506271] 1*2048kB [ 211.508346] ndisc_alloc_skb+0x144/0x340 [ 211.512731] (M) [ 211.515145] ndisc_send_rs+0x331/0x6e0 [ 211.519190] 4*4096kB [ 211.521169] addrconf_rs_timer+0x314/0x690 [ 211.525040] (M) [ 211.527459] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 211.531683] = 25196kB [ 211.533671] call_timer_fn+0x272/0x920 [ 211.537885] Node 0 [ 211.540301] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 211.544172] Normal: [ 211.546418] ? process_timeout+0x40/0x40 [ 211.550635] 1032*4kB [ 211.552960] ? find_held_lock+0x36/0x1c0 [ 211.557008] (ME) [ 211.559428] ? mark_held_locks+0xc7/0x130 [ 211.563470] 425*8kB [ 211.565562] ? _raw_spin_unlock_irq+0x27/0x80 [ 211.569691] (UME) [ 211.572021] ? _raw_spin_unlock_irq+0x27/0x80 [ 211.576524] 181*16kB (UME) [ 211.578687] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 211.583161] 72*32kB (UME) [ 211.586105] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 211.590323] 20*64kB [ 211.593173] ? trace_hardirqs_on+0xbd/0x310 [ 211.597736] (UM) [ 211.600068] ? kasan_check_read+0x11/0x20 [ 211.604364] 0*128kB 0*256kB [ 211.606442] ? __run_timers+0x7da/0xc70 [ 211.610574] 0*512kB [ 211.613600] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 211.617560] 0*1024kB 0*2048kB [ 211.619897] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 211.625331] 0*4096kB [ 211.628537] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 211.632751] = 14008kB [ 211.632766] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 211.635181] __run_timers+0x7e5/0xc70 [ 211.639402] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 211.641821] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 211.650637] 144 total pagecache pages [ 211.654442] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 211.663011] 0 pages in swap cache [ 211.668373] ? graph_lock+0x170/0x170 [ 211.672153] Swap cache stats: add 0, delete 0, find 0/0 [ 211.672163] Free swap = 0kB [ 211.677183] ? print_usage_bug+0xc0/0xc0 [ 211.680630] Total swap = 0kB [ 211.684438] ? enqueue_hrtimer+0x1a5/0x560 [ 211.689833] 1965979 pages RAM [ 211.692856] ? lock_release+0x970/0x970 [ 211.696903] 0 pages HighMem/MovableOnly [ 211.699927] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 211.704146] 342306 pages reserved [ 211.707258] ? find_held_lock+0x36/0x1c0 [ 211.711706] 0 pages cma reserved [ 211.711880] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 211.715699] ? graph_lock+0x170/0x170 [ 211.720878] syz-executor1 cpuset= [ 211.724338] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 211.728382] syz1 [ 211.731760] ? check_preemption_disabled+0x48/0x280 [ 211.742232] mems_allowed=0 [ 211.746041] ? __lock_is_held+0xb5/0x140 [ 211.768997] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 211.774550] ? check_preemption_disabled+0x48/0x280 [ 211.779588] run_timer_softirq+0x52/0xb0 [ 211.783660] ? rcu_read_lock_sched_held+0x108/0x120 [ 211.788690] __do_softirq+0x30c/0xb03 [ 211.792528] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 211.797677] ? pvclock_read_flags+0x160/0x160 [ 211.802190] ? lapic_next_event+0x5a/0x90 [ 211.806349] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 211.811903] ? check_preemption_disabled+0x48/0x280 [ 211.816939] ? check_preemption_disabled+0x48/0x280 [ 211.821982] ? kvm_clock_read+0x18/0x30 [ 211.825974] ? kvm_sched_clock_read+0x9/0x20 [ 211.830406] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 211.835964] ? check_preemption_disabled+0x48/0x280 [ 211.841117] irq_exit+0x17f/0x1c0 [ 211.844587] smp_apic_timer_interrupt+0x1cb/0x760 [ 211.849438] ? smp_reschedule_interrupt+0x109/0x650 [ 211.854464] ? smp_call_function_single_interrupt+0x650/0x650 [ 211.860426] ? interrupt_entry+0xb5/0xf0 [ 211.864519] ? trace_hardirqs_off_caller+0xbb/0x310 [ 211.869550] ? trace_hardirqs_off_caller+0xbb/0x310 [ 211.874580] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 211.879434] ? trace_hardirqs_on_caller+0x310/0x310 [ 211.884458] ? trace_hardirqs_on_caller+0x310/0x310 [ 211.889520] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 211.895069] ? check_preemption_disabled+0x48/0x280 [ 211.900096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 211.905655] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 211.910538] apic_timer_interrupt+0xf/0x20 [ 211.914779] </IRQ> [ 211.917029] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 211.922507] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 211.941422] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 211.949143] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 211.956427] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 211.963706] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 211.970984] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 211.978274] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 211.985580] ? shrink_node_memcg+0x724/0x18e0 [ 211.990087] ? shrink_node_memcg+0x72e/0x18e0 [ 211.994603] shrink_node_memcg+0x72e/0x18e0 [ 211.998951] ? shrink_active_list+0x1c20/0x1c20 [ 212.003644] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 212.009279] ? graph_lock+0x170/0x170 [ 212.013094] ? mem_cgroup_charge_statistics+0x780/0x780 [ 212.018468] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 212.024047] ? print_usage_bug+0xc0/0xc0 [ 212.028137] shrink_node+0x3bc/0x16b0 [ 212.031948] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 212.037260] ? shrink_node_memcg+0x18e0/0x18e0 [ 212.041851] ? lockdep_hardirqs_on+0x421/0x5c0 [ 212.046449] ? trace_hardirqs_on+0xbd/0x310 [ 212.050803] ? vmpressure+0x271/0x340 [ 212.054620] ? do_raw_spin_unlock+0xa7/0x330 [ 212.059039] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 212.063642] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 212.069188] ? __cpuset_node_allowed+0x19b/0x660 [ 212.073956] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 212.079682] ? vmpressure+0x1a2/0x340 [ 212.083520] do_try_to_free_pages+0x3e7/0x1290 [ 212.088132] ? shrink_node+0x16b0/0x16b0 [ 212.092207] ? __lock_is_held+0xb5/0x140 [ 212.096297] try_to_free_pages+0x4d0/0xb90 [ 212.100554] ? do_try_to_free_pages+0x1290/0x1290 [ 212.105407] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 212.110968] ? lock_acquire+0x1ed/0x520 [ 212.114958] ? set_page_refcounted+0x280/0x280 [ 212.119562] ? lock_release+0x970/0x970 [ 212.123558] ? ___might_sleep+0x1ed/0x300 [ 212.127722] ? arch_local_save_flags+0x40/0x40 [ 212.132329] __alloc_pages_slowpath+0x9c4/0x2d70 [ 212.137128] ? warn_alloc+0x120/0x120 [ 212.140942] ? __radix_tree_lookup+0x4c0/0x4c0 [ 212.145550] ? find_get_entry+0x2f2/0xc40 [ 212.149717] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 212.155267] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 212.160207] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 212.165758] ? should_fail+0x22d/0xd01 [ 212.169660] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 212.174777] ? __lock_is_held+0xb5/0x140 [ 212.178875] ? __lock_is_held+0xb5/0x140 [ 212.182953] ? find_held_lock+0x36/0x1c0 [ 212.187074] ? ___might_sleep+0x1ed/0x300 [ 212.191231] ? lock_release+0x970/0x970 [ 212.195218] ? arch_local_save_flags+0x40/0x40 [ 212.199825] ? __might_sleep+0x95/0x190 [ 212.203818] __alloc_pages_nodemask+0xa80/0xde0 [ 212.208520] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 212.213654] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 212.219464] ? kasan_check_read+0x11/0x20 [ 212.223645] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 212.228936] ? graph_lock+0x170/0x170 [ 212.232751] ? print_usage_bug+0xc0/0xc0 [ 212.236828] ? graph_lock+0x170/0x170 [ 212.240639] ? graph_lock+0x170/0x170 [ 212.244455] ? __do_page_cache_readahead+0x7ce/0x980 [ 212.249596] ? find_held_lock+0x36/0x1c0 [ 212.253686] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 212.259240] alloc_pages_current+0x10c/0x210 [ 212.263660] ? lock_downgrade+0x900/0x900 [ 212.267826] __page_cache_alloc+0x38f/0x5b0 [ 212.272161] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 212.277977] ? kasan_check_read+0x11/0x20 [ 212.282145] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 212.287433] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 212.292113] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 212.297666] ? check_preemption_disabled+0x48/0x280 [ 212.302703] filemap_fault+0x1594/0x25f0 [ 212.306791] ? __lock_page_or_retry+0xa00/0xa00 [ 212.311471] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 212.317303] ? kasan_check_read+0x11/0x20 [ 212.321463] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 212.326769] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 212.331887] ? rcu_bh_qs+0xc0/0xc0 [ 212.335442] ? trace_hardirqs_on+0xbd/0x310 [ 212.339772] ? kasan_check_read+0x11/0x20 [ 212.343933] ? __free_object+0x173/0x340 [ 212.348021] ? filemap_map_pages+0xdea/0x1980 [ 212.352553] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 212.357671] ? __free_object+0x173/0x340 [ 212.361744] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 212.367030] ? debug_object_free+0x325/0x690 [ 212.371453] ? find_get_pages_range_tag+0x1320/0x1320 [ 212.376680] ? graph_lock+0x170/0x170 [ 212.380521] ? kasan_check_read+0x11/0x20 [ 212.384684] ? debug_object_destroy+0x2b0/0x2b0 [ 212.389375] ? lock_acquire+0x1ed/0x520 [ 212.393361] ? ext4_filemap_fault+0x7a/0xad [ 212.397699] ? lock_release+0x970/0x970 [ 212.401685] ? arch_local_save_flags+0x40/0x40 [ 212.406281] ? futex_wait_setup+0x3e0/0x3e0 [ 212.410627] ? down_read+0xb0/0x1d0 [ 212.414262] ? ext4_filemap_fault+0x7a/0xad [ 212.418596] ? __down_interruptible+0x700/0x700 [ 212.423292] ext4_filemap_fault+0x82/0xad [ 212.427454] __do_fault+0x100/0x6b0 [ 212.431115] ? print_bad_pte+0x6c0/0x6c0 [ 212.435186] ? do_futex+0x249/0x26d0 [ 212.438908] ? finish_task_switch+0x1f4/0x910 [ 212.443416] ? _raw_spin_unlock_irq+0x27/0x80 [ 212.447928] ? pmd_val+0x88/0x100 [ 212.451390] ? add_mm_counter_fast+0xd0/0xd0 [ 212.455806] ? pmd_val+0x88/0x100 [ 212.459272] ? add_mm_counter_fast+0xd0/0xd0 [ 212.463696] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 212.469247] __handle_mm_fault+0x3709/0x53e0 [ 212.473677] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 212.478536] ? __switch_to_asm+0x34/0x70 [ 212.482612] ? graph_lock+0x170/0x170 [ 212.486425] ? print_usage_bug+0xc0/0xc0 [ 212.490519] ? __switch_to_asm+0x34/0x70 [ 212.494596] ? graph_lock+0x170/0x170 [ 212.498405] ? graph_lock+0x170/0x170 [ 212.502237] ? handle_mm_fault+0x42a/0xc70 [ 212.506501] ? lock_downgrade+0x900/0x900 [ 212.510671] ? check_preemption_disabled+0x48/0x280 [ 212.515705] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 212.521532] ? kasan_check_read+0x11/0x20 [ 212.525691] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 212.530979] ? rcu_bh_qs+0xc0/0xc0 [ 212.534552] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 212.540015] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 212.545573] ? check_preemption_disabled+0x48/0x280 [ 212.550612] handle_mm_fault+0x54f/0xc70 [ 212.554686] ? __handle_mm_fault+0x53e0/0x53e0 [ 212.559286] ? find_vma+0x34/0x190 [ 212.562844] __do_page_fault+0x67d/0xed0 [ 212.566922] ? mm_fault_error+0x380/0x380 [ 212.571080] ? trace_hardirqs_off+0xb8/0x310 [ 212.575522] ? trace_hardirqs_on+0x310/0x310 [ 212.579985] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 212.585369] ? trace_hardirqs_on+0x310/0x310 [ 212.589797] do_page_fault+0xf2/0x7e0 [ 212.593614] ? vmalloc_sync_all+0x30/0x30 [ 212.597775] ? error_entry+0x70/0xd0 [ 212.601517] ? trace_hardirqs_off_caller+0xbb/0x310 [ 212.606548] ? trace_hardirqs_on_caller+0xc0/0x310 [ 212.611513] ? syscall_return_slowpath+0x5e0/0x5e0 [ 212.616458] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 212.621335] ? trace_hardirqs_on_caller+0x310/0x310 [ 212.626363] ? trace_hardirqs_off+0x310/0x310 [ 212.630878] ? prepare_exit_to_usermode+0x291/0x3b0 [ 212.635902] ? page_fault+0x8/0x30 [ 212.639460] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 212.644341] ? page_fault+0x8/0x30 [ 212.647896] page_fault+0x1e/0x30 [ 212.651359] RIP: 0033:0x45ddf3 [ 212.654565] Code: Bad RIP value. [ 212.657935] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 212.663312] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 212.670596] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 212.677874] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 212.685153] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 212.692429] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 212.699740] CPU: 0 PID: 7109 Comm: syz-executor1 Not tainted 4.19.0-rc8+ #133 [ 212.699811] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 212.707033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 212.707043] Call Trace: [ 212.713751] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 212.722907] dump_stack+0x1c4/0x2b6 [ 212.722929] ? dump_stack_print_info.cold.1+0x20/0x20 [ 212.725651] syz-fuzzer cpuset= [ 212.735897] warn_alloc.cold.119+0xb7/0x1bd [ 212.739640] / [ 212.744846] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 212.744867] ? lock_downgrade+0x900/0x900 [ 212.744893] ? trace_hardirqs_off+0xb8/0x310 [ 212.744916] ? trace_hardirqs_off+0xb8/0x310 [ 212.748199] mems_allowed=0 [ 212.752544] __alloc_pages_slowpath+0x265e/0x2d70 [ 212.779882] ? warn_alloc+0x120/0x120 [ 212.783704] ? attach_entity_load_avg+0x860/0x860 [ 212.788606] ? warn_alloc+0x120/0x120 [ 212.792425] ? print_usage_bug+0xc0/0xc0 [ 212.796517] ? warn_alloc+0x120/0x120 [ 212.800420] ? print_usage_bug+0xc0/0xc0 [ 212.804518] ? rb_erase+0x3710/0x3710 [ 212.808340] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 212.813892] ? should_fail+0x22d/0xd01 [ 212.817792] ? graph_lock+0x170/0x170 [ 212.821607] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 212.826724] ? __lock_acquire+0x7ec/0x4ec0 [ 212.830974] ? __lock_acquire+0x7ec/0x4ec0 [ 212.835219] ? should_fail+0x22d/0xd01 [ 212.839130] ? mark_held_locks+0x130/0x130 [ 212.843565] ? mark_held_locks+0x130/0x130 [ 212.847816] ? __lock_acquire+0x7ec/0x4ec0 [ 212.852066] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 212.857617] ? graph_lock+0x170/0x170 [ 212.861428] ? graph_lock+0x170/0x170 [ 212.865239] ? __lock_is_held+0xb5/0x140 [ 212.869376] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 212.874929] ? check_preemption_disabled+0x48/0x280 [ 212.879956] ? check_preemption_disabled+0x48/0x280 [ 212.884996] ? __lock_is_held+0xb5/0x140 [ 212.889079] __alloc_pages_nodemask+0xa80/0xde0 [ 212.893761] ? graph_lock+0x170/0x170 [ 212.897578] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 212.902604] ? graph_lock+0x170/0x170 [ 212.906432] ? find_held_lock+0x36/0x1c0 [ 212.910536] ? ____cache_alloc_node+0x1c7/0x1e0 [ 212.915219] ? lock_downgrade+0x900/0x900 [ 212.919389] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 212.924948] cache_grow_begin+0x91/0x8c0 [ 212.929023] ? do_raw_spin_unlock+0xa7/0x330 [ 212.933451] fallback_alloc+0x203/0x2e0 [ 212.937469] ____cache_alloc_node+0x1c7/0x1e0 [ 212.942007] kmem_cache_alloc+0x1f8/0x730 [ 212.946186] skb_clone+0x1bb/0x500 [ 212.949743] ? finish_task_switch+0x2f4/0x910 [ 212.954250] ? skb_split+0x11e0/0x11e0 [ 212.958156] ? preempt_notifier_register+0x200/0x200 [ 212.963272] ? __switch_to_asm+0x34/0x70 [ 212.967347] ? __switch_to_asm+0x34/0x70 [ 212.971421] ? __switch_to_asm+0x40/0x70 [ 212.975512] ? __switch_to_asm+0x34/0x70 [ 212.979587] ? __switch_to_asm+0x40/0x70 [ 212.983661] ? __switch_to_asm+0x34/0x70 [ 212.987735] ? __switch_to_asm+0x40/0x70 [ 212.991807] ? __switch_to_asm+0x34/0x70 [ 212.995882] ? __switch_to_asm+0x34/0x70 [ 213.000012] ? __switch_to_asm+0x40/0x70 [ 213.004084] ? __switch_to_asm+0x34/0x70 [ 213.008165] bpf_clone_redirect+0xb9/0x490 [ 213.012414] ? __schedule+0x874/0x1ed0 [ 213.016322] bpf_prog_bebbfe2050753572+0x582/0x1000 [ 213.021390] ? __sched_text_start+0x8/0x8 [ 213.025553] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 213.030322] ? lockdep_hardirqs_on+0x421/0x5c0 [ 213.034920] ? retint_kernel+0x2d/0x2d [ 213.038823] ? trace_hardirqs_on_caller+0xc0/0x310 [ 213.043769] ? find_held_lock+0x36/0x1c0 [ 213.047849] ? lock_acquire+0x1ed/0x520 [ 213.051834] ? bpf_test_run+0x3cb/0x780 [ 213.055822] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 213.061377] ? check_preemption_disabled+0x48/0x280 [ 213.066415] ? kasan_check_read+0x11/0x20 [ 213.070582] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 213.075876] ? rcu_bh_qs+0xc0/0xc0 [ 213.079431] ? preempt_schedule+0x4d/0x60 [ 213.083597] ? ___preempt_schedule+0x16/0x18 [ 213.088026] ? bpf_test_run+0x25d/0x780 [ 213.092024] ? netlink_diag_dump+0x2a0/0x2a0 [ 213.096459] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 213.101264] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 213.106165] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 213.111019] ? bpf_prog_test_run+0x130/0x1a0 [ 213.115444] ? __x64_sys_bpf+0x3d8/0x520 [ 213.119540] ? bpf_prog_get+0x20/0x20 [ 213.123352] ? retint_kernel+0x2d/0x2d [ 213.127261] ? do_syscall_64+0x179/0x820 [ 213.131339] ? do_syscall_64+0x1b9/0x820 [ 213.135416] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 213.140796] ? syscall_return_slowpath+0x5e0/0x5e0 [ 213.145738] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 213.150612] ? trace_hardirqs_on_caller+0x310/0x310 [ 213.155645] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 213.160680] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 213.166231] ? prepare_exit_to_usermode+0x291/0x3b0 [ 213.171270] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 213.176138] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 213.181550] warn_alloc_show_mem: 1 callbacks suppressed [ 213.181562] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 213.181564] Mem-Info: [ 213.181601] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 213.181601] active_file:12 inactive_file:13 isolated_file:0 [ 213.181601] unevictable:0 dirty:0 writeback:0 unstable:0 [ 213.181601] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 213.181601] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 213.181601] free:13778 free_pcp:148 free_cma:0 [ 213.186947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 213.193977] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 213.196384] Call Trace: [ 213.229262] Node 0 [ 213.238617] <IRQ> [ 213.266140] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 213.268708] dump_stack+0x1c4/0x2b6 [ 213.270922] lowmem_reserve[]: [ 213.273183] ? dump_stack_print_info.cold.1+0x20/0x20 [ 213.298672] 0 [ 213.302319] warn_alloc.cold.119+0xb7/0x1bd [ 213.305401] 2819 [ 213.310595] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 213.312384] 6323 [ 213.316758] ? lock_downgrade+0x900/0x900 [ 213.318805] 6323 [ 213.323663] ? trace_hardirqs_off+0xb8/0x310 [ 213.329863] ? trace_hardirqs_off+0xb8/0x310 [ 213.331910] Node 0 [ 213.336324] __alloc_pages_slowpath+0x265e/0x2d70 [ 213.340740] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 213.342974] ? warn_alloc+0x120/0x120 [ 213.347782] lowmem_reserve[]: [ 213.375033] ? mark_held_locks+0x130/0x130 [ 213.378819] 0 [ 213.381927] ? warn_alloc+0x120/0x120 [ 213.386146] 0 [ 213.387953] ? print_usage_bug+0xc0/0xc0 [ 213.391785] 3503 [ 213.393650] ? warn_alloc+0x120/0x120 [ 213.397696] 3503 [ 213.399763] ? print_usage_bug+0xc0/0xc0 [ 213.405621] ? pvclock_read_flags+0x160/0x160 [ 213.409670] Node 0 Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 213.414296] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 213.414315] ? should_fail+0x22d/0xd01 [ 213.443012] lowmem_reserve[]: 0 [ 213.448576] ? print_usage_bug+0xc0/0xc0 [ 213.452441] 0 [ 213.455726] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 213.459771] 0 [ 213.461579] ? __lock_acquire+0x7ec/0x4ec0 [ 213.466666] 0 [ 213.468471] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 213.472716] Node 0 [ 213.474533] ? __lock_acquire+0x7ec/0x4ec0 [ 213.479619] DMA: [ 213.481862] ? should_fail+0x22d/0xd01 [ 213.486080] 1*4kB [ 213.488146] ? cpumask_next+0x41/0x50 [ 213.492013] (U) [ 213.494167] ? mark_held_locks+0x130/0x130 [ 213.497946] 0*8kB 0*16kB [ 213.499938] ? mark_held_locks+0x130/0x130 [ 213.504163] 1*32kB [ 213.506926] ? graph_lock+0x170/0x170 [ 213.511141] (U) [ 213.513381] ? mark_held_locks+0x130/0x130 [ 213.517211] 2*64kB (U) [ 213.519201] ? mark_held_locks+0x130/0x130 [ 213.523421] 1*128kB [ 213.526009] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 213.530223] (U) [ 213.532557] ? check_preemption_disabled+0x48/0x280 [ 213.538079] 1*256kB [ 213.540061] ? check_preemption_disabled+0x48/0x280 [ 213.545061] (U) [ 213.547398] ? __lock_is_held+0xb5/0x140 [ 213.552396] 0*512kB [ 213.554380] __alloc_pages_nodemask+0xa80/0xde0 [ 213.558420] 1*1024kB [ 213.560748] ? graph_lock+0x170/0x170 [ 213.565402] (U) [ 213.567814] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 213.571604] 1*2048kB [ 213.573584] ? graph_lock+0x170/0x170 [ 213.578583] (M) [ 213.581009] ? find_held_lock+0x36/0x1c0 [ 213.584782] 3*4096kB [ 213.586765] ? ____cache_alloc_node+0x1c7/0x1e0 [ 213.590802] (M) [ 213.593217] ? lock_downgrade+0x900/0x900 [ 213.597871] = 15908kB [ 213.599854] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 213.604014] Node 0 [ 213.606431] cache_grow_begin+0x91/0x8c0 [ 213.611950] DMA32: [ 213.614191] ? do_raw_spin_unlock+0xa7/0x330 [ 213.618239] 3*4kB [ 213.620501] fallback_alloc+0x203/0x2e0 [ 213.624894] (M) [ 213.627052] ____cache_alloc_node+0x1c7/0x1e0 [ 213.631007] 2*8kB (UM) [ 213.633004] kmem_cache_alloc_node+0xe3/0x730 [ 213.637502] 3*16kB [ 213.640092] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 213.644572] (UM) [ 213.646817] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 213.651903] 3*32kB [ 213.653973] __alloc_skb+0x119/0x770 [ 213.658536] (UM) [ 213.660780] ? calc_wheel_index+0x220/0x220 [ 213.664475] 5*64kB [ 213.666562] ? skb_scrub_packet+0x490/0x490 [ 213.670871] (UM) [ 213.673111] ? lock_acquire+0x1ed/0x520 [ 213.677422] 3*128kB [ 213.679515] ? aoecmd_cfg+0x108/0x7f0 [ 213.683474] (M) [ 213.685819] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 213.689601] 3*256kB [ 213.691583] ? check_preemption_disabled+0x48/0x280 [ 213.697102] (M) [ 213.699434] ? kasan_check_read+0x11/0x20 [ 213.704435] 4*512kB [ 213.706433] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 213.711090] (UM) 3*1024kB [ 213.713441] ? rcu_bh_qs+0xc0/0xc0 [ 213.718700] (UM) [ 213.721559] new_skb+0x26/0x1c0 [ 213.725081] 1*2048kB [ 213.727150] aoecmd_cfg+0x279/0x7f0 [ 213.730524] (M) [ 213.732942] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 213.736562] 4*4096kB [ 213.738552] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 213.742858] (M) [ 213.745276] ? check_preemption_disabled+0x48/0x280 [ 213.750800] = 25196kB [ 213.752781] ? check_preemption_disabled+0x48/0x280 [ 213.757780] Node 0 [ 213.760200] ? __lock_is_held+0xb5/0x140 [ 213.765194] Normal: [ 213.767450] discover_timer+0x50/0x60 [ 213.771509] 1032*4kB [ 213.773842] call_timer_fn+0x272/0x920 [ 213.777627] (ME) [ 213.780048] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 213.783920] 425*8kB [ 213.785994] ? process_timeout+0x40/0x40 [ 213.790813] (UME) [ 213.793143] ? find_held_lock+0x36/0x1c0 [ 213.797193] 181*16kB [ 213.799352] ? mark_held_locks+0xc7/0x130 [ 213.803396] (UME) [ 213.805813] ? _raw_spin_unlock_irq+0x27/0x80 [ 213.809945] 72*32kB [ 213.812098] ? _raw_spin_unlock_irq+0x27/0x80 [ 213.816579] (UME) [ 213.818912] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 213.823389] 20*64kB [ 213.825542] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 213.830370] (UM) [ 213.832698] ? trace_hardirqs_on+0xbd/0x310 [ 213.837265] 0*128kB [ 213.839333] ? kasan_check_read+0x11/0x20 [ 213.843644] 0*256kB [ 213.845973] ? __run_timers+0x7da/0xc70 [ 213.850104] 0*512kB [ 213.852435] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 213.856399] 0*1024kB [ 213.858738] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 213.864167] 0*2048kB [ 213.866584] __run_timers+0x7e5/0xc70 [ 213.871520] 0*4096kB [ 213.873945] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 213.877722] = 14008kB [ 213.880136] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 213.885509] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 213.887918] ? graph_lock+0x170/0x170 [ 213.892929] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 213.901858] ? print_usage_bug+0xc0/0xc0 [ 213.905689] 144 total pagecache pages [ 213.914266] ? enqueue_hrtimer+0x1a5/0x560 [ 213.918316] 0 pages in swap cache [ 213.922112] ? lock_release+0x970/0x970 [ 213.926338] Swap cache stats: add 0, delete 0, find 0/0 [ 213.929789] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 213.933760] Free swap = 0kB [ 213.939130] ? find_held_lock+0x36/0x1c0 [ 213.944333] Total swap = 0kB [ 213.947353] ? graph_lock+0x170/0x170 [ 213.951399] 1965979 pages RAM [ 213.954421] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 213.958202] 0 pages HighMem/MovableOnly [ 213.961316] ? check_preemption_disabled+0x48/0x280 [ 213.966839] 342306 pages reserved [ 213.970821] ? __lock_is_held+0xb5/0x140 [ 213.975818] 0 pages cma reserved [ 213.979281] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 213.983587] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 213.986702] ? check_preemption_disabled+0x48/0x280 [ 213.992223] ksoftirqd/0 cpuset= [ 214.002546] run_timer_softirq+0x52/0xb0 [ 214.007548] / [ 214.010844] ? rcu_read_lock_sched_held+0x108/0x120 [ 214.014887] mems_allowed=0 [ 214.016611] __do_softirq+0x30c/0xb03 [ 214.028354] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 214.033496] ? pvclock_read_flags+0x160/0x160 [ 214.038011] ? lapic_next_event+0x5a/0x90 [ 214.042169] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 214.047718] ? check_preemption_disabled+0x48/0x280 [ 214.052746] ? check_preemption_disabled+0x48/0x280 [ 214.057780] ? kvm_clock_read+0x18/0x30 [ 214.061765] ? kvm_sched_clock_read+0x9/0x20 [ 214.066189] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 214.071744] ? check_preemption_disabled+0x48/0x280 [ 214.076851] irq_exit+0x17f/0x1c0 [ 214.080318] smp_apic_timer_interrupt+0x1cb/0x760 [ 214.085168] ? smp_reschedule_interrupt+0x109/0x650 [ 214.090195] ? smp_call_function_single_interrupt+0x650/0x650 [ 214.096092] ? interrupt_entry+0xb5/0xf0 [ 214.100164] ? trace_hardirqs_off_caller+0xbb/0x310 [ 214.105186] ? trace_hardirqs_off_caller+0xbb/0x310 [ 214.110304] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 214.115160] ? trace_hardirqs_on_caller+0x310/0x310 [ 214.120184] ? trace_hardirqs_on_caller+0x310/0x310 [ 214.125212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 214.130760] ? check_preemption_disabled+0x48/0x280 [ 214.135791] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 214.141347] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 214.146209] apic_timer_interrupt+0xf/0x20 [ 214.150448] </IRQ> [ 214.152715] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 214.158175] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 214.177085] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 214.184831] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 214.192107] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 214.199389] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 214.206671] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 214.213949] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 214.221248] ? shrink_node_memcg+0x724/0x18e0 [ 214.225759] ? shrink_node_memcg+0x72e/0x18e0 [ 214.230363] shrink_node_memcg+0x72e/0x18e0 [ 214.234712] ? shrink_active_list+0x1c20/0x1c20 [ 214.239449] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 214.245103] ? graph_lock+0x170/0x170 [ 214.248919] ? mem_cgroup_charge_statistics+0x780/0x780 [ 214.254379] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 214.259934] ? print_usage_bug+0xc0/0xc0 [ 214.264031] shrink_node+0x3bc/0x16b0 [ 214.267845] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 214.273162] ? shrink_node_memcg+0x18e0/0x18e0 [ 214.277754] ? lockdep_hardirqs_on+0x421/0x5c0 [ 214.282348] ? trace_hardirqs_on+0xbd/0x310 [ 214.286684] ? vmpressure+0x271/0x340 [ 214.290518] ? do_raw_spin_unlock+0xa7/0x330 [ 214.294945] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 214.299550] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 214.305097] ? __cpuset_node_allowed+0x19b/0x660 [ 214.309868] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 214.315597] ? vmpressure+0x1a2/0x340 [ 214.319417] do_try_to_free_pages+0x3e7/0x1290 [ 214.324031] ? shrink_node+0x16b0/0x16b0 [ 214.328107] ? __lock_is_held+0xb5/0x140 [ 214.332192] try_to_free_pages+0x4d0/0xb90 [ 214.336444] ? do_try_to_free_pages+0x1290/0x1290 [ 214.341313] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 214.346873] ? lock_acquire+0x1ed/0x520 [ 214.350857] ? set_page_refcounted+0x280/0x280 [ 214.355458] ? lock_release+0x970/0x970 [ 214.359470] ? ___might_sleep+0x1ed/0x300 [ 214.363658] ? arch_local_save_flags+0x40/0x40 [ 214.368275] __alloc_pages_slowpath+0x9c4/0x2d70 [ 214.373075] ? warn_alloc+0x120/0x120 [ 214.376885] ? __radix_tree_lookup+0x4c0/0x4c0 [ 214.381510] ? find_get_entry+0x2f2/0xc40 [ 214.385682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 214.391231] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 214.396170] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 214.401721] ? should_fail+0x22d/0xd01 [ 214.405627] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 214.410745] ? __lock_is_held+0xb5/0x140 [ 214.414842] ? __lock_is_held+0xb5/0x140 [ 214.418920] ? find_held_lock+0x36/0x1c0 [ 214.423001] ? ___might_sleep+0x1ed/0x300 [ 214.427158] ? lock_release+0x970/0x970 [ 214.431144] ? arch_local_save_flags+0x40/0x40 [ 214.435748] ? __might_sleep+0x95/0x190 [ 214.439747] __alloc_pages_nodemask+0xa80/0xde0 [ 214.444454] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 214.449528] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 214.455385] ? kasan_check_read+0x11/0x20 [ 214.459548] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 214.464837] ? graph_lock+0x170/0x170 [ 214.468658] ? print_usage_bug+0xc0/0xc0 [ 214.472739] ? graph_lock+0x170/0x170 [ 214.476549] ? graph_lock+0x170/0x170 [ 214.480361] ? __do_page_cache_readahead+0x7ce/0x980 [ 214.485497] ? find_held_lock+0x36/0x1c0 [ 214.489577] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 214.495133] alloc_pages_current+0x10c/0x210 [ 214.499558] ? lock_downgrade+0x900/0x900 [ 214.503722] __page_cache_alloc+0x38f/0x5b0 [ 214.508058] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 214.513953] ? kasan_check_read+0x11/0x20 [ 214.518109] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 214.523403] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 214.528084] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 214.533643] ? check_preemption_disabled+0x48/0x280 [ 214.538681] filemap_fault+0x1594/0x25f0 [ 214.542771] ? __lock_page_or_retry+0xa00/0xa00 [ 214.547465] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 214.553289] ? kasan_check_read+0x11/0x20 [ 214.557451] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 214.562763] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 214.567879] ? rcu_bh_qs+0xc0/0xc0 [ 214.571434] ? trace_hardirqs_on+0xbd/0x310 [ 214.575765] ? kasan_check_read+0x11/0x20 [ 214.579930] ? __free_object+0x173/0x340 [ 214.584018] ? filemap_map_pages+0xdea/0x1980 [ 214.588556] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 214.593676] ? __free_object+0x173/0x340 [ 214.597751] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 214.603035] ? debug_object_free+0x325/0x690 [ 214.607459] ? find_get_pages_range_tag+0x1320/0x1320 [ 214.612686] ? graph_lock+0x170/0x170 [ 214.616527] ? kasan_check_read+0x11/0x20 [ 214.620694] ? debug_object_destroy+0x2b0/0x2b0 [ 214.625386] ? lock_acquire+0x1ed/0x520 [ 214.629374] ? ext4_filemap_fault+0x7a/0xad [ 214.633712] ? lock_release+0x970/0x970 [ 214.637699] ? arch_local_save_flags+0x40/0x40 [ 214.642294] ? futex_wait_setup+0x3e0/0x3e0 [ 214.646637] ? down_read+0xb0/0x1d0 [ 214.650270] ? ext4_filemap_fault+0x7a/0xad [ 214.654607] ? __down_interruptible+0x700/0x700 [ 214.659305] ext4_filemap_fault+0x82/0xad [ 214.663470] __do_fault+0x100/0x6b0 [ 214.667138] ? print_bad_pte+0x6c0/0x6c0 [ 214.671212] ? do_futex+0x249/0x26d0 [ 214.674936] ? finish_task_switch+0x1f4/0x910 [ 214.679449] ? _raw_spin_unlock_irq+0x27/0x80 [ 214.683973] ? pmd_val+0x88/0x100 [ 214.687440] ? add_mm_counter_fast+0xd0/0xd0 [ 214.691859] ? pmd_val+0x88/0x100 [ 214.695326] ? add_mm_counter_fast+0xd0/0xd0 [ 214.699751] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 214.705302] __handle_mm_fault+0x3709/0x53e0 [ 214.709729] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 214.714583] ? __switch_to_asm+0x34/0x70 [ 214.718661] ? graph_lock+0x170/0x170 [ 214.722472] ? print_usage_bug+0xc0/0xc0 [ 214.726565] ? __switch_to_asm+0x34/0x70 [ 214.730637] ? graph_lock+0x170/0x170 [ 214.734451] ? graph_lock+0x170/0x170 [ 214.738299] ? handle_mm_fault+0x42a/0xc70 [ 214.742603] ? lock_downgrade+0x900/0x900 [ 214.746765] ? check_preemption_disabled+0x48/0x280 [ 214.751802] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 214.757612] ? kasan_check_read+0x11/0x20 [ 214.761816] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 214.767104] ? rcu_bh_qs+0xc0/0xc0 [ 214.770659] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 214.776126] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 214.781675] ? check_preemption_disabled+0x48/0x280 [ 214.786711] handle_mm_fault+0x54f/0xc70 [ 214.790785] ? __handle_mm_fault+0x53e0/0x53e0 [ 214.795380] ? find_vma+0x34/0x190 [ 214.798940] __do_page_fault+0x67d/0xed0 [ 214.803036] ? mm_fault_error+0x380/0x380 [ 214.807203] ? trace_hardirqs_off+0xb8/0x310 [ 214.811625] ? trace_hardirqs_on+0x310/0x310 [ 214.816046] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 214.821416] ? trace_hardirqs_on+0x310/0x310 [ 214.825927] do_page_fault+0xf2/0x7e0 [ 214.829745] ? vmalloc_sync_all+0x30/0x30 [ 214.833943] ? error_entry+0x70/0xd0 [ 214.837671] ? trace_hardirqs_off_caller+0xbb/0x310 [ 214.843213] ? trace_hardirqs_on_caller+0xc0/0x310 [ 214.848154] ? syscall_return_slowpath+0x5e0/0x5e0 [ 214.853091] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 214.857947] ? trace_hardirqs_on_caller+0x310/0x310 [ 214.862972] ? trace_hardirqs_off+0x310/0x310 [ 214.867506] ? prepare_exit_to_usermode+0x291/0x3b0 [ 214.872535] ? page_fault+0x8/0x30 [ 214.876091] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 214.880945] ? page_fault+0x8/0x30 [ 214.884512] page_fault+0x1e/0x30 [ 214.887973] RIP: 0033:0x45ddf3 [ 214.891181] Code: Bad RIP value. [ 214.894554] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 214.899926] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 214.907204] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 214.914499] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 214.921777] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 214.929053] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 214.936358] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 214.936440] aoe: skb alloc failure [ 214.943210] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 214.943215] Call Trace: [ 214.943235] dump_stack+0x1c4/0x2b6 [ 214.943256] ? dump_stack_print_info.cold.1+0x20/0x20 [ 214.946820] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 214.956158] warn_alloc.cold.119+0xb7/0x1bd [ 214.958725] syz-fuzzer cpuset= [ 214.962358] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 214.967662] / [ 214.977894] ? lock_downgrade+0x900/0x900 [ 214.982201] mems_allowed=0 [ 214.985399] ? trace_hardirqs_off+0xb8/0x310 [ 215.003588] ? trace_hardirqs_off+0xb8/0x310 [ 215.008015] __alloc_pages_slowpath+0x265e/0x2d70 [ 215.012902] ? warn_alloc+0x120/0x120 [ 215.016720] ? warn_alloc+0x120/0x120 [ 215.020544] ? print_usage_bug+0xc0/0xc0 [ 215.024614] ? warn_alloc+0x120/0x120 [ 215.028425] ? print_usage_bug+0xc0/0xc0 [ 215.032546] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 215.038097] ? should_fail+0x22d/0xd01 [ 215.041993] ? lock_downgrade+0x900/0x900 [ 215.046157] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 215.051271] ? __lock_acquire+0x7ec/0x4ec0 [ 215.055538] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 215.060648] ? __lock_acquire+0x7ec/0x4ec0 [ 215.064893] ? should_fail+0x22d/0xd01 [ 215.068800] ? mark_held_locks+0x130/0x130 [ 215.073047] ? mark_held_locks+0x130/0x130 [ 215.077302] ? select_task_rq_fair+0x7ab/0x33a0 [ 215.081987] ? lock_downgrade+0x900/0x900 [ 215.086150] ? check_preemption_disabled+0x48/0x280 [ 215.091178] ? graph_lock+0x170/0x170 [ 215.094986] ? print_usage_bug+0xc0/0xc0 [ 215.099068] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 215.104760] ? check_preemption_disabled+0x48/0x280 [ 215.109788] ? check_preemption_disabled+0x48/0x280 [ 215.114824] ? __lock_is_held+0xb5/0x140 [ 215.118901] __alloc_pages_nodemask+0xa80/0xde0 [ 215.123582] ? graph_lock+0x170/0x170 [ 215.127395] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 215.132418] ? graph_lock+0x170/0x170 [ 215.136239] ? find_held_lock+0x36/0x1c0 [ 215.140320] ? ____cache_alloc_node+0x1c7/0x1e0 [ 215.145009] ? lock_downgrade+0x900/0x900 [ 215.149181] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 215.154734] cache_grow_begin+0x91/0x8c0 [ 215.158810] ? do_raw_spin_unlock+0xa7/0x330 [ 215.163242] fallback_alloc+0x203/0x2e0 [ 215.167237] ____cache_alloc_node+0x1c7/0x1e0 [ 215.171749] kmem_cache_alloc_node+0xe3/0x730 [ 215.176254] ? ipv6_get_ifaddr+0x42e/0x620 [ 215.180534] __alloc_skb+0x119/0x770 [ 215.184264] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 215.189559] ? skb_scrub_packet+0x490/0x490 [ 215.193895] ? lock_downgrade+0x900/0x900 [ 215.198063] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 215.203619] ? refcount_sub_and_test_checked+0x203/0x310 [ 215.209085] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 215.214548] ? addrconf_rs_timer+0x690/0x690 [ 215.218982] ndisc_alloc_skb+0x144/0x340 [ 215.223059] ndisc_send_rs+0x331/0x6e0 [ 215.226968] addrconf_rs_timer+0x314/0x690 [ 215.231219] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 215.235500] call_timer_fn+0x272/0x920 [ 215.239399] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 215.243646] ? process_timeout+0x40/0x40 [ 215.247726] ? find_held_lock+0x36/0x1c0 [ 215.251815] ? __run_timers+0x7da/0xc70 [ 215.255809] ? _raw_spin_unlock_irq+0x27/0x80 [ 215.260317] ? _raw_spin_unlock_irq+0x27/0x80 [ 215.264820] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 215.269066] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 215.273663] ? trace_hardirqs_on+0xbd/0x310 [ 215.277999] ? kasan_check_read+0x11/0x20 [ 215.282167] ? __run_timers+0x7da/0xc70 [ 215.286153] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 215.291626] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 215.295870] __run_timers+0x7e5/0xc70 [ 215.299698] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 215.305080] ? _raw_spin_unlock_irq+0x27/0x80 [ 215.309588] ? _raw_spin_unlock_irq+0x27/0x80 [ 215.314098] ? lockdep_hardirqs_on+0x421/0x5c0 [ 215.318691] ? trace_hardirqs_on+0xbd/0x310 [ 215.323028] ? kasan_check_read+0x11/0x20 [ 215.327189] ? finish_task_switch+0x1f4/0x910 [ 215.331700] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 215.337163] ? compat_start_thread+0x80/0x80 [ 215.341589] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 215.347143] ? _raw_spin_unlock_irq+0x60/0x80 [ 215.351656] ? pvclock_read_flags+0x160/0x160 [ 215.356162] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 215.361730] ? check_preemption_disabled+0x48/0x280 [ 215.366770] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 215.372317] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 215.377610] ? rcu_pm_notify+0xc0/0xc0 [ 215.381529] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 215.387078] ? check_preemption_disabled+0x48/0x280 [ 215.392117] run_timer_softirq+0x52/0xb0 [ 215.396189] ? rcu_read_lock_sched_held+0x108/0x120 [ 215.401217] __do_softirq+0x30c/0xb03 [ 215.405030] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 215.409811] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 215.414925] ? trace_hardirqs_off+0x310/0x310 [ 215.419437] ? schedule+0x108/0x460 [ 215.423538] ? trace_hardirqs_off+0xb8/0x310 [ 215.427962] ? smpboot_thread_fn+0x68b/0xa00 [ 215.432384] ? trace_hardirqs_on+0x310/0x310 [ 215.436809] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 215.442359] ? check_preemption_disabled+0x48/0x280 [ 215.447391] ? takeover_tasklets+0xa90/0xa90 [ 215.451813] run_ksoftirqd+0x94/0x100 [ 215.455628] smpboot_thread_fn+0x68b/0xa00 [ 215.459875] ? sort_range+0x30/0x30 [ 215.463535] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 215.468650] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 215.474197] ? __kthread_parkme+0xfb/0x1a0 [ 215.478449] kthread+0x35a/0x420 [ 215.481844] ? sort_range+0x30/0x30 [ 215.485477] ? kthread_bind+0x40/0x40 [ 215.489318] ret_from_fork+0x3a/0x50 [ 215.493055] warn_alloc_show_mem: 1 callbacks suppressed [ 215.493067] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 215.493069] Mem-Info: [ 215.493102] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 215.493102] active_file:12 inactive_file:13 isolated_file:0 [ 215.493102] unevictable:0 dirty:0 writeback:0 unstable:0 [ 215.493102] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 215.493102] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 215.493102] free:13778 free_pcp:148 free_cma:0 [ 215.498447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 215.505471] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 215.507879] Call Trace: [ 215.540758] Node 0 [ 215.550112] <IRQ> [ 215.577720] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 215.580299] dump_stack+0x1c4/0x2b6 [ 215.582526] lowmem_reserve[]: [ 215.584681] ? dump_stack_print_info.cold.1+0x20/0x20 [ 215.610177] 0 [ 215.613819] warn_alloc.cold.119+0xb7/0x1bd [ 215.616902] 2819 [ 215.622098] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 215.623886] 6323 [ 215.628210] ? lock_downgrade+0x900/0x900 [ 215.630256] 6323 [ 215.635104] ? trace_hardirqs_off+0xb8/0x310 [ 215.641297] ? trace_hardirqs_off+0xb8/0x310 [ 215.643346] Node 0 [ 215.647762] __alloc_pages_slowpath+0x265e/0x2d70 [ 215.652178] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 215.654420] ? warn_alloc+0x120/0x120 [ 215.659222] lowmem_reserve[]: [ 215.686466] ? warn_alloc+0x120/0x120 [ 215.690274] 0 [ 215.693382] ? print_usage_bug+0xc0/0xc0 [ 215.697168] 0 [ 215.698976] ? warn_alloc+0x120/0x120 [ 215.703021] 3503 [ 215.704830] ? print_usage_bug+0xc0/0xc0 [ 215.709104] 3503 [ 215.711180] ? mark_held_locks+0x130/0x130 [ 215.715226] Node 0 [ 215.717292] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 215.721560] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 215.723775] ? should_fail+0x22d/0xd01 [ 215.729296] lowmem_reserve[]: [ 215.757414] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 215.761285] 0 [ 215.764396] ? __lock_acquire+0x7ec/0x4ec0 [ 215.769502] 0 [ 215.771306] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 215.775526] 0 [ 215.777331] ? __lock_acquire+0x7ec/0x4ec0 [ 215.782418] 0 [ 215.784222] ? should_fail+0x22d/0xd01 [ 215.790249] ? mark_held_locks+0x130/0x130 [ 215.794113] Node 0 DMA: [ 215.798353] ? mark_held_locks+0x130/0x130 [ 215.798368] ? lock_downgrade+0x900/0x900 [ 215.801030] 1*4kB [ 215.805270] ? graph_lock+0x170/0x170 [ 215.809405] (U) [ 215.811561] ? graph_lock+0x170/0x170 [ 215.815346] 0*8kB [ 215.817326] ? graph_lock+0x170/0x170 [ 215.821112] 0*16kB [ 215.823265] ? print_usage_bug+0xc0/0xc0 [ 215.827050] 1*32kB [ 215.829288] ? do_raw_spin_unlock+0xa7/0x330 [ 215.833331] (U) [ 215.835578] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 215.839969] 2*64kB [ 215.841956] ? check_preemption_disabled+0x48/0x280 [ 215.847474] (U) [ 215.849738] ? check_preemption_disabled+0x48/0x280 [ 215.854741] 1*128kB [ 215.856727] ? __lock_is_held+0xb5/0x140 [ 215.861719] (U) [ 215.864050] __alloc_pages_nodemask+0xa80/0xde0 [ 215.868091] 1*256kB [ 215.870067] ? graph_lock+0x170/0x170 [ 215.874844] (U) [ 215.877173] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 215.880952] 0*512kB 1*1024kB [ 215.882937] ? graph_lock+0x170/0x170 [ 215.887939] (U) [ 215.891055] ? find_held_lock+0x36/0x1c0 [ 215.894827] 1*2048kB (M) [ 215.896823] ? ____cache_alloc_node+0x1c7/0x1e0 [ 215.900858] 3*4096kB (M) [ 215.903625] ? lock_downgrade+0x900/0x900 [ 215.908277] = 15908kB [ 215.911044] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 215.915176] Node 0 [ 215.917591] cache_grow_begin+0x91/0x8c0 [ 215.923111] DMA32: [ 215.925355] ? do_raw_spin_unlock+0xa7/0x330 [ 215.929399] 3*4kB [ 215.931641] fallback_alloc+0x203/0x2e0 [ 215.936030] (M) [ 215.938188] ____cache_alloc_node+0x1c7/0x1e0 [ 215.942145] 2*8kB [ 215.944128] kmem_cache_alloc_node+0xe3/0x730 [ 215.948604] (UM) [ 215.950760] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 215.955235] 3*16kB [ 215.957304] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 215.962393] (UM) [ 215.964641] __alloc_skb+0x119/0x770 [ 215.969202] 3*32kB [ 215.971270] ? calc_wheel_index+0x220/0x220 [ 215.974967] (UM) [ 215.977211] ? skb_scrub_packet+0x490/0x490 [ 215.981532] 5*64kB (UM) [ 215.983617] ? vprintk_default+0x28/0x30 [ 215.988090] 3*128kB [ 215.990762] ? vprintk_func+0x85/0x181 [ 215.994810] (M) [ 215.997150] ? printk+0xa7/0xcf [ 216.001017] 3*256kB (M) [ 216.003016] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 216.006283] 4*512kB [ 216.008965] new_skb+0x26/0x1c0 [ 216.013698] (UM) [ 216.016030] aoecmd_cfg+0x279/0x7f0 [ 216.019294] 3*1024kB [ 216.021365] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 216.024974] (UM) [ 216.027397] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 216.031698] 1*2048kB (M) [ 216.033778] ? check_preemption_disabled+0x48/0x280 [ 216.039288] 4*4096kB (M) [ 216.042066] ? check_preemption_disabled+0x48/0x280 [ 216.047064] = 25196kB [ 216.049835] ? __lock_is_held+0xb5/0x140 [ 216.054829] Node 0 [ 216.057260] discover_timer+0x50/0x60 [ 216.061303] Normal: [ 216.063552] call_timer_fn+0x272/0x920 [ 216.067338] 1032*4kB [ 216.069669] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 216.073550] (ME) [ 216.075975] ? process_timeout+0x40/0x40 [ 216.080799] 425*8kB (UME) [ 216.082872] ? find_held_lock+0x36/0x1c0 [ 216.086918] 181*16kB [ 216.089770] ? mark_held_locks+0xc7/0x130 [ 216.093815] (UME) [ 216.096234] ? _raw_spin_unlock_irq+0x27/0x80 [ 216.100362] 72*32kB [ 216.102532] ? _raw_spin_unlock_irq+0x27/0x80 [ 216.107008] (UME) [ 216.109338] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 216.113817] 20*64kB [ 216.115967] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 216.120792] (UM) [ 216.123119] ? trace_hardirqs_on+0xbd/0x310 [ 216.127688] 0*128kB [ 216.129755] ? kasan_check_read+0x11/0x20 [ 216.134056] 0*256kB [ 216.136381] ? __run_timers+0x7da/0xc70 [ 216.140526] 0*512kB [ 216.142853] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 216.146839] 0*1024kB [ 216.149185] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 216.154609] 0*2048kB [ 216.157029] __run_timers+0x7e5/0xc70 [ 216.161855] 0*4096kB [ 216.164333] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 216.168109] = 14008kB [ 216.170534] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 216.175889] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 216.178299] ? graph_lock+0x170/0x170 [ 216.183327] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 216.192158] ? print_usage_bug+0xc0/0xc0 [ 216.195947] 144 total pagecache pages [ 216.204539] ? enqueue_hrtimer+0x1a5/0x560 [ 216.208594] 0 pages in swap cache [ 216.212393] ? lock_release+0x970/0x970 [ 216.216620] Swap cache stats: add 0, delete 0, find 0/0 [ 216.220069] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 216.224116] Free swap = 0kB [ 216.229504] ? find_held_lock+0x36/0x1c0 [ 216.234684] Total swap = 0kB [ 216.237723] ? graph_lock+0x170/0x170 [ 216.241771] 1965979 pages RAM [ 216.244794] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 216.248583] 0 pages HighMem/MovableOnly [ 216.251696] ? check_preemption_disabled+0x48/0x280 [ 216.257212] 342306 pages reserved [ 216.261196] ? __lock_is_held+0xb5/0x140 [ 216.266193] 0 pages cma reserved [ 216.269647] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 216.273766] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 216.277066] ? check_preemption_disabled+0x48/0x280 [ 216.282679] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 216.289090] run_timer_softirq+0x52/0xb0 [ 216.294087] ksoftirqd/0 cpuset= [ 216.304411] ? rcu_read_lock_sched_held+0x108/0x120 [ 216.308454] / [ 216.311759] __do_softirq+0x30c/0xb03 [ 216.316847] mems_allowed=0 [ 216.318581] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 216.330402] ? pvclock_read_flags+0x160/0x160 [ 216.334908] ? lapic_next_event+0x5a/0x90 [ 216.339070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 216.344625] ? check_preemption_disabled+0x48/0x280 [ 216.349661] ? check_preemption_disabled+0x48/0x280 [ 216.354704] ? kvm_clock_read+0x18/0x30 [ 216.358698] ? kvm_sched_clock_read+0x9/0x20 [ 216.363119] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 216.368672] ? check_preemption_disabled+0x48/0x280 [ 216.373713] irq_exit+0x17f/0x1c0 [ 216.377183] smp_apic_timer_interrupt+0x1cb/0x760 [ 216.382034] ? smp_reschedule_interrupt+0x109/0x650 [ 216.387064] ? smp_call_function_single_interrupt+0x650/0x650 [ 216.392965] ? interrupt_entry+0xb5/0xf0 [ 216.397048] ? trace_hardirqs_off_caller+0xbb/0x310 [ 216.402075] ? trace_hardirqs_off_caller+0xbb/0x310 [ 216.407105] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 216.411960] ? trace_hardirqs_on_caller+0x310/0x310 [ 216.416999] ? trace_hardirqs_on_caller+0x310/0x310 [ 216.422027] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 216.427581] ? check_preemption_disabled+0x48/0x280 [ 216.432610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 216.438167] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 216.443036] apic_timer_interrupt+0xf/0x20 [ 216.447290] </IRQ> [ 216.449540] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 216.455009] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 216.473924] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 216.481654] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 216.488933] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 216.496208] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 216.503504] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 216.510787] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 216.518086] ? shrink_node_memcg+0x724/0x18e0 [ 216.522597] ? shrink_node_memcg+0x72e/0x18e0 [ 216.527111] shrink_node_memcg+0x72e/0x18e0 [ 216.531461] ? shrink_active_list+0x1c20/0x1c20 [ 216.536169] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 216.541809] ? graph_lock+0x170/0x170 [ 216.545625] ? mem_cgroup_charge_statistics+0x780/0x780 [ 216.551010] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 216.556565] ? print_usage_bug+0xc0/0xc0 [ 216.560659] shrink_node+0x3bc/0x16b0 [ 216.564472] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 216.569810] ? shrink_node_memcg+0x18e0/0x18e0 [ 216.574404] ? lockdep_hardirqs_on+0x421/0x5c0 [ 216.579005] ? trace_hardirqs_on+0xbd/0x310 [ 216.583343] ? vmpressure+0x271/0x340 [ 216.587158] ? do_raw_spin_unlock+0xa7/0x330 [ 216.591579] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 216.596178] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 216.601723] ? __cpuset_node_allowed+0x19b/0x660 [ 216.606508] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 216.612232] ? vmpressure+0x1a2/0x340 [ 216.616054] do_try_to_free_pages+0x3e7/0x1290 [ 216.620665] ? shrink_node+0x16b0/0x16b0 [ 216.624741] ? __lock_is_held+0xb5/0x140 [ 216.628826] try_to_free_pages+0x4d0/0xb90 [ 216.633092] ? do_try_to_free_pages+0x1290/0x1290 [ 216.637952] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 216.643527] ? lock_acquire+0x1ed/0x520 [ 216.647530] ? set_page_refcounted+0x280/0x280 [ 216.652128] ? lock_release+0x970/0x970 [ 216.656117] ? ___might_sleep+0x1ed/0x300 [ 216.660367] ? arch_local_save_flags+0x40/0x40 [ 216.664972] __alloc_pages_slowpath+0x9c4/0x2d70 [ 216.669770] ? warn_alloc+0x120/0x120 [ 216.673580] ? __radix_tree_lookup+0x4c0/0x4c0 [ 216.678189] ? find_get_entry+0x2f2/0xc40 [ 216.682356] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 216.687906] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 216.692843] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 216.698390] ? should_fail+0x22d/0xd01 [ 216.702292] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 216.707415] ? __lock_is_held+0xb5/0x140 [ 216.711531] ? __lock_is_held+0xb5/0x140 [ 216.715613] ? find_held_lock+0x36/0x1c0 [ 216.719692] ? ___might_sleep+0x1ed/0x300 [ 216.723853] ? lock_release+0x970/0x970 [ 216.727845] ? arch_local_save_flags+0x40/0x40 [ 216.732576] ? __might_sleep+0x95/0x190 [ 216.736569] __alloc_pages_nodemask+0xa80/0xde0 [ 216.741262] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 216.746293] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 216.752102] ? kasan_check_read+0x11/0x20 [ 216.756262] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 216.761555] ? graph_lock+0x170/0x170 [ 216.765370] ? print_usage_bug+0xc0/0xc0 [ 216.769443] ? graph_lock+0x170/0x170 [ 216.773398] ? graph_lock+0x170/0x170 [ 216.777561] ? __do_page_cache_readahead+0x7ce/0x980 [ 216.782685] ? find_held_lock+0x36/0x1c0 [ 216.786765] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 216.792316] alloc_pages_current+0x10c/0x210 [ 216.796738] ? lock_downgrade+0x900/0x900 [ 216.800912] __page_cache_alloc+0x38f/0x5b0 [ 216.805245] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 216.811054] ? kasan_check_read+0x11/0x20 [ 216.815214] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 216.820521] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 216.825202] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 216.830752] ? check_preemption_disabled+0x48/0x280 [ 216.835789] filemap_fault+0x1594/0x25f0 [ 216.840375] ? __lock_page_or_retry+0xa00/0xa00 [ 216.845057] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 216.850867] ? kasan_check_read+0x11/0x20 [ 216.855049] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 216.860338] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 216.865454] ? rcu_bh_qs+0xc0/0xc0 [ 216.869028] ? trace_hardirqs_on+0xbd/0x310 [ 216.873359] ? kasan_check_read+0x11/0x20 [ 216.877538] ? __free_object+0x173/0x340 [ 216.881622] ? filemap_map_pages+0xdea/0x1980 [ 216.886139] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 216.891258] ? __free_object+0x173/0x340 [ 216.895331] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 216.900621] ? debug_object_free+0x325/0x690 [ 216.905049] ? find_get_pages_range_tag+0x1320/0x1320 [ 216.910254] ? graph_lock+0x170/0x170 [ 216.914077] ? kasan_check_read+0x11/0x20 [ 216.918243] ? debug_object_destroy+0x2b0/0x2b0 [ 216.922934] ? lock_acquire+0x1ed/0x520 [ 216.926922] ? ext4_filemap_fault+0x7a/0xad [ 216.931310] ? lock_release+0x970/0x970 [ 216.935295] ? arch_local_save_flags+0x40/0x40 [ 216.939894] ? futex_wait_setup+0x3e0/0x3e0 [ 216.944244] ? down_read+0xb0/0x1d0 [ 216.947881] ? ext4_filemap_fault+0x7a/0xad [ 216.952279] ? __down_interruptible+0x700/0x700 [ 216.957010] ext4_filemap_fault+0x82/0xad [ 216.961174] __do_fault+0x100/0x6b0 [ 216.964819] ? print_bad_pte+0x6c0/0x6c0 [ 216.968899] ? do_futex+0x249/0x26d0 [ 216.972711] ? finish_task_switch+0x1f4/0x910 [ 216.977219] ? _raw_spin_unlock_irq+0x27/0x80 [ 216.981725] ? pmd_val+0x88/0x100 [ 216.985193] ? add_mm_counter_fast+0xd0/0xd0 [ 216.989613] ? pmd_val+0x88/0x100 [ 216.993102] ? add_mm_counter_fast+0xd0/0xd0 [ 216.997545] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 217.003098] __handle_mm_fault+0x3709/0x53e0 [ 217.007542] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 217.012393] ? __switch_to_asm+0x34/0x70 [ 217.016506] ? graph_lock+0x170/0x170 [ 217.020321] ? print_usage_bug+0xc0/0xc0 [ 217.024388] ? __switch_to_asm+0x34/0x70 [ 217.028458] ? graph_lock+0x170/0x170 [ 217.032279] ? graph_lock+0x170/0x170 [ 217.036104] ? handle_mm_fault+0x42a/0xc70 [ 217.040363] ? lock_downgrade+0x900/0x900 [ 217.044526] ? check_preemption_disabled+0x48/0x280 [ 217.049552] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 217.055356] ? kasan_check_read+0x11/0x20 [ 217.059513] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 217.064798] ? rcu_bh_qs+0xc0/0xc0 [ 217.068344] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 217.073796] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 217.079336] ? check_preemption_disabled+0x48/0x280 [ 217.084367] handle_mm_fault+0x54f/0xc70 [ 217.088439] ? __handle_mm_fault+0x53e0/0x53e0 [ 217.093028] ? find_vma+0x34/0x190 [ 217.096578] __do_page_fault+0x67d/0xed0 [ 217.100653] ? mm_fault_error+0x380/0x380 [ 217.104804] ? trace_hardirqs_off+0xb8/0x310 [ 217.109217] ? trace_hardirqs_on+0x310/0x310 [ 217.113631] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.119010] ? trace_hardirqs_on+0x310/0x310 [ 217.123446] do_page_fault+0xf2/0x7e0 [ 217.127262] ? vmalloc_sync_all+0x30/0x30 [ 217.131413] ? error_entry+0x70/0xd0 [ 217.135133] ? trace_hardirqs_off_caller+0xbb/0x310 [ 217.140150] ? trace_hardirqs_on_caller+0xc0/0x310 [ 217.145110] ? syscall_return_slowpath+0x5e0/0x5e0 [ 217.150049] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 217.154897] ? trace_hardirqs_on_caller+0x310/0x310 [ 217.159921] ? trace_hardirqs_off+0x310/0x310 [ 217.164431] ? prepare_exit_to_usermode+0x291/0x3b0 [ 217.169455] ? page_fault+0x8/0x30 [ 217.173017] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 217.177869] ? page_fault+0x8/0x30 [ 217.181415] page_fault+0x1e/0x30 [ 217.184877] RIP: 0033:0x45ddf3 [ 217.188087] Code: Bad RIP value. [ 217.191461] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 217.196851] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 217.204127] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 217.211402] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 217.218679] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 217.225959] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 217.233275] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 217.233342] aoe: skb alloc failure [ 217.240127] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 217.240133] Call Trace: [ 217.240157] dump_stack+0x1c4/0x2b6 [ 217.240175] ? dump_stack_print_info.cold.1+0x20/0x20 [ 217.240203] warn_alloc.cold.119+0xb7/0x1bd [ 217.243757] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 217.253088] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 217.255669] syz-fuzzer cpuset= [ 217.259305] ? lock_downgrade+0x900/0x900 [ 217.264477] / [ 217.268834] ? trace_hardirqs_off+0xb8/0x310 [ 217.279044] mems_allowed=0 [ 217.283890] ? trace_hardirqs_off+0xb8/0x310 [ 217.304684] __alloc_pages_slowpath+0x265e/0x2d70 [ 217.309588] ? warn_alloc+0x120/0x120 [ 217.313407] ? warn_alloc+0x120/0x120 [ 217.317226] ? print_usage_bug+0xc0/0xc0 [ 217.321301] ? warn_alloc+0x120/0x120 [ 217.325115] ? print_usage_bug+0xc0/0xc0 [ 217.329191] ? __lock_acquire+0x7ec/0x4ec0 [ 217.333438] ? __lock_acquire+0x7ec/0x4ec0 [ 217.337686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 217.343240] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 217.348790] ? should_fail+0x22d/0xd01 [ 217.352782] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 217.357898] ? __lock_acquire+0x7ec/0x4ec0 [ 217.362150] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 217.367266] ? __lock_acquire+0x7ec/0x4ec0 [ 217.371538] ? should_fail+0x22d/0xd01 [ 217.375508] ? mark_held_locks+0x130/0x130 [ 217.379762] ? mark_held_locks+0x130/0x130 [ 217.384016] ? mark_held_locks+0xc7/0x130 [ 217.388176] ? print_usage_bug+0xc0/0xc0 [ 217.392248] ? graph_lock+0x170/0x170 [ 217.396060] ? print_usage_bug+0xc0/0xc0 [ 217.400142] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 217.405696] ? check_preemption_disabled+0x48/0x280 [ 217.410724] ? check_preemption_disabled+0x48/0x280 [ 217.415814] ? __lock_is_held+0xb5/0x140 [ 217.419900] __alloc_pages_nodemask+0xa80/0xde0 [ 217.424588] ? graph_lock+0x170/0x170 [ 217.428409] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 217.433435] ? graph_lock+0x170/0x170 [ 217.437260] ? find_held_lock+0x36/0x1c0 [ 217.441344] ? ____cache_alloc_node+0x1c7/0x1e0 [ 217.446025] ? lock_downgrade+0x900/0x900 [ 217.450209] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 217.455784] cache_grow_begin+0x91/0x8c0 [ 217.459858] ? do_raw_spin_unlock+0xa7/0x330 [ 217.464288] fallback_alloc+0x203/0x2e0 [ 217.468282] ____cache_alloc_node+0x1c7/0x1e0 [ 217.472802] kmem_cache_alloc_node+0xe3/0x730 [ 217.477309] ? ipv6_get_ifaddr+0x42e/0x620 [ 217.481566] __alloc_skb+0x119/0x770 [ 217.485293] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 217.490586] ? skb_scrub_packet+0x490/0x490 [ 217.494926] ? lock_downgrade+0x900/0x900 [ 217.499097] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 217.504648] ? refcount_sub_and_test_checked+0x203/0x310 [ 217.510118] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 217.515635] ? addrconf_rs_timer+0x690/0x690 [ 217.520081] ndisc_alloc_skb+0x144/0x340 [ 217.524160] ndisc_send_rs+0x331/0x6e0 [ 217.528067] addrconf_rs_timer+0x314/0x690 [ 217.532322] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 217.536586] call_timer_fn+0x272/0x920 [ 217.540509] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 217.544762] ? process_timeout+0x40/0x40 [ 217.548833] ? find_held_lock+0x36/0x1c0 [ 217.552916] ? __run_timers+0x7da/0xc70 [ 217.556908] ? _raw_spin_unlock_irq+0x27/0x80 [ 217.561418] ? _raw_spin_unlock_irq+0x27/0x80 [ 217.565922] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 217.570169] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 217.574817] ? trace_hardirqs_on+0xbd/0x310 [ 217.579152] ? kasan_check_read+0x11/0x20 [ 217.583315] ? __run_timers+0x7da/0xc70 [ 217.587304] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 217.592769] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 217.597020] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 217.601272] __run_timers+0x7e5/0xc70 [ 217.605103] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 217.610505] ? _raw_spin_unlock_irq+0x27/0x80 [ 217.615017] ? _raw_spin_unlock_irq+0x27/0x80 [ 217.619542] ? lockdep_hardirqs_on+0x421/0x5c0 [ 217.624137] ? trace_hardirqs_on+0xbd/0x310 [ 217.628471] ? kasan_check_read+0x11/0x20 [ 217.632663] ? finish_task_switch+0x1f4/0x910 [ 217.637170] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 217.642638] ? compat_start_thread+0x80/0x80 [ 217.647064] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 217.652618] ? _raw_spin_unlock_irq+0x60/0x80 [ 217.657132] ? pvclock_read_flags+0x160/0x160 [ 217.661732] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 217.667290] ? check_preemption_disabled+0x48/0x280 [ 217.672333] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 217.677881] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 217.683170] ? rcu_pm_notify+0xc0/0xc0 [ 217.687074] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 217.692628] ? check_preemption_disabled+0x48/0x280 [ 217.697666] run_timer_softirq+0x52/0xb0 [ 217.701740] ? rcu_read_lock_sched_held+0x108/0x120 [ 217.706774] __do_softirq+0x30c/0xb03 [ 217.711122] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 217.715903] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 217.721016] ? trace_hardirqs_off+0x310/0x310 [ 217.725549] ? schedule+0x108/0x460 [ 217.729200] ? trace_hardirqs_off+0xb8/0x310 [ 217.733623] ? smpboot_thread_fn+0x68b/0xa00 [ 217.738046] ? trace_hardirqs_on+0x310/0x310 [ 217.742470] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 217.748052] ? check_preemption_disabled+0x48/0x280 [ 217.753088] ? takeover_tasklets+0xa90/0xa90 [ 217.757537] run_ksoftirqd+0x94/0x100 [ 217.761351] smpboot_thread_fn+0x68b/0xa00 [ 217.765607] ? sort_range+0x30/0x30 [ 217.769253] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 217.774367] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 217.779918] ? __kthread_parkme+0xfb/0x1a0 [ 217.784169] kthread+0x35a/0x420 [ 217.787549] ? sort_range+0x30/0x30 [ 217.791186] ? kthread_bind+0x40/0x40 [ 217.795004] ret_from_fork+0x3a/0x50 [ 217.798746] warn_alloc_show_mem: 1 callbacks suppressed [ 217.798758] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 217.798760] Mem-Info: [ 217.798793] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 217.798793] active_file:12 inactive_file:13 isolated_file:0 [ 217.798793] unevictable:0 dirty:0 writeback:0 unstable:0 [ 217.798793] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 217.798793] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 217.798793] free:13778 free_pcp:148 free_cma:0 [ 217.804141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 217.811171] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 217.813581] Call Trace: [ 217.846472] Node 0 [ 217.855855] <IRQ> [ 217.883564] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 217.886135] dump_stack+0x1c4/0x2b6 [ 217.888352] lowmem_reserve[]: [ 217.890527] ? dump_stack_print_info.cold.1+0x20/0x20 [ 217.916140] 0 [ 217.919782] warn_alloc.cold.119+0xb7/0x1bd [ 217.922863] 2819 [ 217.928057] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 217.929849] 6323 [ 217.934176] ? lock_downgrade+0x900/0x900 [ 217.936226] 6323 [ 217.941242] ? trace_hardirqs_off+0xb8/0x310 [ 217.947443] ? trace_hardirqs_off+0xb8/0x310 [ 217.949521] Node 0 [ 217.953939] __alloc_pages_slowpath+0x265e/0x2d70 [ 217.958354] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 217.960594] ? warn_alloc+0x120/0x120 [ 217.965437] lowmem_reserve[]: 0 [ 217.996083] ? warn_alloc+0x120/0x120 [ 217.999866] 0 [ 218.003156] ? print_usage_bug+0xc0/0xc0 [ 218.006941] 3503 [ 218.008749] ? warn_alloc+0x120/0x120 [ 218.012842] 3503 [ 218.014912] ? print_usage_bug+0xc0/0xc0 [ 218.020766] ? mark_held_locks+0x130/0x130 [ 218.024813] Node 0 [ 218.029052] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 218.029084] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 218.029091] lowmem_reserve[]: [ 218.031340] ? should_fail+0x22d/0xd01 [ 218.036863] 0 [ 218.064977] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 218.068068] 0 [ 218.071962] ? __lock_acquire+0x7ec/0x4ec0 [ 218.073760] 0 [ 218.078876] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 218.080668] 0 [ 218.084912] ? __lock_acquire+0x7ec/0x4ec0 [ 218.086705] Node 0 [ 218.091863] ? should_fail+0x22d/0xd01 [ 218.091888] ? mark_held_locks+0x130/0x130 [ 218.093678] DMA: [ 218.097921] ? mark_held_locks+0x130/0x130 [ 218.100145] 1*4kB [ 218.104040] ? lock_downgrade+0x900/0x900 [ 218.108266] (U) [ 218.110333] ? graph_lock+0x170/0x170 [ 218.114557] 0*8kB [ 218.116712] ? graph_lock+0x170/0x170 [ 218.120847] 0*16kB [ 218.122824] ? graph_lock+0x170/0x170 [ 218.126614] 1*32kB [ 218.128767] ? print_usage_bug+0xc0/0xc0 [ 218.132556] (U) [ 218.134806] ? do_raw_spin_unlock+0xa7/0x330 [ 218.138592] 2*64kB (U) [ 218.140846] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 218.144890] 1*128kB [ 218.146879] ? check_preemption_disabled+0x48/0x280 [ 218.151408] (U) [ 218.154023] ? check_preemption_disabled+0x48/0x280 [ 218.159551] 1*256kB [ 218.161886] ? __lock_is_held+0xb5/0x140 [ 218.166930] (U) [ 218.168916] __alloc_pages_nodemask+0xa80/0xde0 [ 218.173915] 0*512kB [ 218.176244] ? graph_lock+0x170/0x170 [ 218.180294] 1*1024kB [ 218.182275] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 218.186927] (U) [ 218.189255] ? graph_lock+0x170/0x170 [ 218.193043] 1*2048kB [ 218.195463] ? find_held_lock+0x36/0x1c0 [ 218.200456] (M) [ 218.202471] ? ____cache_alloc_node+0x1c7/0x1e0 [ 218.206279] 3*4096kB [ 218.208697] ? lock_downgrade+0x900/0x900 [ 218.212744] (M) [ 218.214731] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 218.219381] = 15908kB [ 218.221800] cache_grow_begin+0x91/0x8c0 [ 218.225933] Node 0 [ 218.227918] ? do_raw_spin_unlock+0xa7/0x330 [ 218.233510] DMA32: [ 218.235932] fallback_alloc+0x203/0x2e0 [ 218.239975] 3*4kB [ 218.242223] ____cache_alloc_node+0x1c7/0x1e0 [ 218.246617] (M) [ 218.248861] kmem_cache_alloc_node+0xe3/0x730 [ 218.252824] 2*8kB [ 218.254980] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 218.259456] (UM) [ 218.261460] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 218.265936] 3*16kB (UM) [ 218.268105] __alloc_skb+0x119/0x770 [ 218.273191] 3*32kB [ 218.275259] ? calc_wheel_index+0x220/0x220 [ 218.279827] (UM) [ 218.282524] ? skb_scrub_packet+0x490/0x490 [ 218.286230] 5*64kB [ 218.288474] ? vprintk_default+0x28/0x30 [ 218.292800] (UM) [ 218.294872] ? vprintk_func+0x85/0x181 [ 218.299181] 3*128kB [ 218.301419] ? printk+0xa7/0xcf [ 218.305464] (M) [ 218.307560] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 218.311426] 3*256kB (M) [ 218.313774] new_skb+0x26/0x1c0 [ 218.317033] 4*512kB [ 218.319019] aoecmd_cfg+0x279/0x7f0 [ 218.323760] (UM) [ 218.326442] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 218.329703] 3*1024kB (UM) [ 218.332041] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 218.335652] 1*2048kB (M) [ 218.337735] ? check_preemption_disabled+0x48/0x280 [ 218.342033] 4*4096kB (M) [ 218.344896] ? check_preemption_disabled+0x48/0x280 [ 218.350419] = 25196kB [ 218.353187] ? __lock_is_held+0xb5/0x140 [ 218.358233] Node 0 [ 218.361012] discover_timer+0x50/0x60 [ 218.366043] Normal: 1032*4kB [ 218.368472] call_timer_fn+0x272/0x920 [ 218.372542] (ME) [ 218.374841] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 218.378627] 425*8kB [ 218.381738] ? process_timeout+0x40/0x40 [ 218.385611] (UME) [ 218.387680] ? find_held_lock+0x36/0x1c0 [ 218.392530] 181*16kB [ 218.394861] ? mark_held_locks+0xc7/0x130 [ 218.398903] (UME) [ 218.401095] ? _raw_spin_unlock_irq+0x27/0x80 [ 218.405141] 72*32kB [ 218.407561] ? _raw_spin_unlock_irq+0x27/0x80 [ 218.411693] (UME) [ 218.413855] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 218.418327] 20*64kB (UM) [ 218.420668] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 218.425148] 0*128kB [ 218.427306] ? trace_hardirqs_on+0xbd/0x310 [ 218.432134] 0*256kB [ 218.434903] ? kasan_check_read+0x11/0x20 [ 218.439472] 0*512kB [ 218.441824] ? __run_timers+0x7da/0xc70 [ 218.446134] 0*1024kB [ 218.448463] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 218.452592] 0*2048kB 0*4096kB [ 218.454947] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 218.458895] = 14008kB [ 218.458909] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 218.461321] __run_timers+0x7e5/0xc70 [ 218.466764] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 218.469964] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 218.474785] 144 total pagecache pages [ 218.477201] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 218.486027] 0 pages in swap cache [ 218.490008] ? graph_lock+0x170/0x170 [ 218.498568] Swap cache stats: add 0, delete 0, find 0/0 [ 218.498576] Free swap = 0kB [ 218.503945] ? print_usage_bug+0xc0/0xc0 [ 218.507736] Total swap = 0kB [ 218.512755] ? enqueue_hrtimer+0x1a5/0x560 [ 218.516195] 1965979 pages RAM [ 218.520007] ? lock_release+0x970/0x970 [ 218.525350] 0 pages HighMem/MovableOnly [ 218.525359] 342306 pages reserved [ 218.528469] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 218.532545] 0 pages cma reserved [ 218.532629] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 218.535580] ? find_held_lock+0x36/0x1c0 [ 218.539894] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 218.542914] ? graph_lock+0x170/0x170 [ 218.546876] ksoftirqd/0 cpuset= [ 218.550857] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 218.554293] / [ 218.559512] ? check_preemption_disabled+0x48/0x280 [ 218.562873] mems_allowed=0 [ 218.569376] ? __lock_is_held+0xb5/0x140 [ 218.610070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 218.615630] ? check_preemption_disabled+0x48/0x280 [ 218.620670] run_timer_softirq+0x52/0xb0 [ 218.624746] ? rcu_read_lock_sched_held+0x108/0x120 [ 218.629832] __do_softirq+0x30c/0xb03 [ 218.633661] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 218.638781] ? pvclock_read_flags+0x160/0x160 [ 218.643287] ? lapic_next_event+0x5a/0x90 [ 218.647446] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 218.653002] ? check_preemption_disabled+0x48/0x280 [ 218.658033] ? check_preemption_disabled+0x48/0x280 [ 218.663068] ? kvm_clock_read+0x18/0x30 [ 218.667057] ? kvm_sched_clock_read+0x9/0x20 [ 218.671502] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 218.677060] ? check_preemption_disabled+0x48/0x280 [ 218.682102] irq_exit+0x17f/0x1c0 [ 218.685571] smp_apic_timer_interrupt+0x1cb/0x760 [ 218.690424] ? smp_reschedule_interrupt+0x109/0x650 [ 218.695454] ? smp_call_function_single_interrupt+0x650/0x650 [ 218.701381] ? interrupt_entry+0xb5/0xf0 [ 218.705465] ? trace_hardirqs_off_caller+0xbb/0x310 [ 218.710529] ? trace_hardirqs_off_caller+0xbb/0x310 [ 218.715592] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 218.720449] ? trace_hardirqs_on_caller+0x310/0x310 [ 218.725517] ? trace_hardirqs_on_caller+0x310/0x310 [ 218.730554] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 218.736104] ? check_preemption_disabled+0x48/0x280 [ 218.741134] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 218.746692] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 218.751566] apic_timer_interrupt+0xf/0x20 [ 218.755807] </IRQ> [ 218.758059] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 218.763539] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 218.782457] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 218.790204] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 218.797506] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 218.804788] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 218.812069] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 218.819351] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 218.826654] ? shrink_node_memcg+0x724/0x18e0 [ 218.831163] ? shrink_node_memcg+0x72e/0x18e0 [ 218.835686] shrink_node_memcg+0x72e/0x18e0 [ 218.840580] ? shrink_active_list+0x1c20/0x1c20 [ 218.845284] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 218.850932] ? graph_lock+0x170/0x170 [ 218.854810] ? mem_cgroup_charge_statistics+0x780/0x780 [ 218.860194] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 218.865930] ? print_usage_bug+0xc0/0xc0 [ 218.870028] shrink_node+0x3bc/0x16b0 [ 218.873843] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 218.879161] ? shrink_node_memcg+0x18e0/0x18e0 [ 218.883753] ? lockdep_hardirqs_on+0x421/0x5c0 [ 218.888350] ? trace_hardirqs_on+0xbd/0x310 [ 218.892686] ? vmpressure+0x271/0x340 [ 218.896526] ? do_raw_spin_unlock+0xa7/0x330 [ 218.901032] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 218.905637] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 218.911190] ? __cpuset_node_allowed+0x19b/0x660 [ 218.915967] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 218.921811] ? vmpressure+0x1a2/0x340 [ 218.925639] do_try_to_free_pages+0x3e7/0x1290 [ 218.930261] ? shrink_node+0x16b0/0x16b0 [ 218.934343] ? __lock_is_held+0xb5/0x140 [ 218.938437] try_to_free_pages+0x4d0/0xb90 [ 218.942691] ? do_try_to_free_pages+0x1290/0x1290 [ 218.947554] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 218.953122] ? lock_acquire+0x1ed/0x520 [ 218.957114] ? set_page_refcounted+0x280/0x280 [ 218.961717] ? lock_release+0x970/0x970 [ 218.965716] ? ___might_sleep+0x1ed/0x300 [ 218.969882] ? arch_local_save_flags+0x40/0x40 [ 218.974511] __alloc_pages_slowpath+0x9c4/0x2d70 [ 218.979316] ? warn_alloc+0x120/0x120 [ 218.983130] ? __radix_tree_lookup+0x4c0/0x4c0 [ 218.987742] ? find_get_entry+0x2f2/0xc40 [ 218.991916] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 218.997471] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 219.002436] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 219.007989] ? should_fail+0x22d/0xd01 [ 219.011902] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 219.017074] ? __lock_is_held+0xb5/0x140 [ 219.021174] ? __lock_is_held+0xb5/0x140 [ 219.025259] ? find_held_lock+0x36/0x1c0 [ 219.029340] ? ___might_sleep+0x1ed/0x300 [ 219.033520] ? lock_release+0x970/0x970 [ 219.037535] ? arch_local_save_flags+0x40/0x40 [ 219.042143] ? __might_sleep+0x95/0x190 [ 219.046136] __alloc_pages_nodemask+0xa80/0xde0 [ 219.050827] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 219.055861] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 219.061762] ? kasan_check_read+0x11/0x20 [ 219.065927] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 219.071222] ? graph_lock+0x170/0x170 [ 219.075040] ? print_usage_bug+0xc0/0xc0 [ 219.079117] ? graph_lock+0x170/0x170 [ 219.082928] ? graph_lock+0x170/0x170 [ 219.086745] ? __do_page_cache_readahead+0x7ce/0x980 [ 219.091865] ? find_held_lock+0x36/0x1c0 [ 219.095946] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 219.101525] alloc_pages_current+0x10c/0x210 [ 219.105955] ? lock_downgrade+0x900/0x900 [ 219.110122] __page_cache_alloc+0x38f/0x5b0 [ 219.114463] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 219.120299] ? kasan_check_read+0x11/0x20 [ 219.124463] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 219.129783] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 219.134468] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 219.140046] ? check_preemption_disabled+0x48/0x280 [ 219.145087] filemap_fault+0x1594/0x25f0 [ 219.149180] ? __lock_page_or_retry+0xa00/0xa00 [ 219.153988] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 219.159808] ? kasan_check_read+0x11/0x20 [ 219.163975] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 219.169271] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 219.174399] ? rcu_bh_qs+0xc0/0xc0 [ 219.177959] ? trace_hardirqs_on+0xbd/0x310 [ 219.182302] ? kasan_check_read+0x11/0x20 [ 219.186468] ? __free_object+0x173/0x340 [ 219.190598] ? filemap_map_pages+0xdea/0x1980 [ 219.195118] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 219.200241] ? __free_object+0x173/0x340 [ 219.204318] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 219.209609] ? debug_object_free+0x325/0x690 [ 219.214037] ? find_get_pages_range_tag+0x1320/0x1320 [ 219.219248] ? graph_lock+0x170/0x170 [ 219.223077] ? kasan_check_read+0x11/0x20 [ 219.227242] ? debug_object_destroy+0x2b0/0x2b0 [ 219.231938] ? lock_acquire+0x1ed/0x520 [ 219.235924] ? ext4_filemap_fault+0x7a/0xad [ 219.240265] ? lock_release+0x970/0x970 [ 219.244259] ? arch_local_save_flags+0x40/0x40 [ 219.248920] ? futex_wait_setup+0x3e0/0x3e0 [ 219.253269] ? down_read+0xb0/0x1d0 [ 219.256909] ? ext4_filemap_fault+0x7a/0xad [ 219.261252] ? __down_interruptible+0x700/0x700 [ 219.265955] ext4_filemap_fault+0x82/0xad [ 219.270119] __do_fault+0x100/0x6b0 [ 219.273765] ? print_bad_pte+0x6c0/0x6c0 [ 219.277841] ? do_futex+0x249/0x26d0 [ 219.281574] ? finish_task_switch+0x1f4/0x910 [ 219.286086] ? _raw_spin_unlock_irq+0x27/0x80 [ 219.290596] ? pmd_val+0x88/0x100 [ 219.294063] ? add_mm_counter_fast+0xd0/0xd0 [ 219.298556] ? pmd_val+0x88/0x100 [ 219.302032] ? add_mm_counter_fast+0xd0/0xd0 [ 219.306461] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 219.312039] __handle_mm_fault+0x3709/0x53e0 [ 219.316476] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 219.321356] ? __switch_to_asm+0x34/0x70 [ 219.325430] ? graph_lock+0x170/0x170 [ 219.329246] ? print_usage_bug+0xc0/0xc0 [ 219.333322] ? __switch_to_asm+0x34/0x70 [ 219.337399] ? graph_lock+0x170/0x170 [ 219.341216] ? graph_lock+0x170/0x170 [ 219.345056] ? handle_mm_fault+0x42a/0xc70 [ 219.349306] ? lock_downgrade+0x900/0x900 [ 219.353477] ? check_preemption_disabled+0x48/0x280 [ 219.358554] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 219.364366] ? kasan_check_read+0x11/0x20 [ 219.368545] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 219.373982] ? rcu_bh_qs+0xc0/0xc0 [ 219.377557] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 219.383031] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 219.388592] ? check_preemption_disabled+0x48/0x280 [ 219.393638] handle_mm_fault+0x54f/0xc70 [ 219.397718] ? __handle_mm_fault+0x53e0/0x53e0 [ 219.402317] ? find_vma+0x34/0x190 [ 219.405876] __do_page_fault+0x67d/0xed0 [ 219.409963] ? mm_fault_error+0x380/0x380 [ 219.414128] ? trace_hardirqs_off+0xb8/0x310 [ 219.418549] ? trace_hardirqs_on+0x310/0x310 [ 219.422974] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 219.428364] ? trace_hardirqs_on+0x310/0x310 [ 219.432848] do_page_fault+0xf2/0x7e0 [ 219.436665] ? vmalloc_sync_all+0x30/0x30 [ 219.440832] ? error_entry+0x70/0xd0 [ 219.444559] ? trace_hardirqs_off_caller+0xbb/0x310 [ 219.449588] ? trace_hardirqs_on_caller+0xc0/0x310 [ 219.454546] ? syscall_return_slowpath+0x5e0/0x5e0 [ 219.459508] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 219.464378] ? trace_hardirqs_on_caller+0x310/0x310 [ 219.469409] ? trace_hardirqs_off+0x310/0x310 [ 219.473975] ? prepare_exit_to_usermode+0x291/0x3b0 [ 219.479016] ? page_fault+0x8/0x30 [ 219.482578] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 219.487434] ? page_fault+0x8/0x30 [ 219.490986] page_fault+0x1e/0x30 [ 219.494458] RIP: 0033:0x45ddf3 [ 219.497686] Code: Bad RIP value. [ 219.501058] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 219.506436] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 219.513718] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 219.521000] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 219.528277] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 219.535557] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 219.542863] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 219.542930] aoe: skb alloc failure [ 219.549716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 219.549721] Call Trace: [ 219.549742] dump_stack+0x1c4/0x2b6 [ 219.549763] ? dump_stack_print_info.cold.1+0x20/0x20 [ 219.553325] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 219.562664] warn_alloc.cold.119+0xb7/0x1bd [ 219.565225] syz-fuzzer cpuset= [ 219.568855] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 219.574032] / [ 219.584270] ? lock_downgrade+0x900/0x900 [ 219.588586] mems_allowed=0 [ 219.591790] ? trace_hardirqs_off+0xb8/0x310 [ 219.609829] ? trace_hardirqs_off+0xb8/0x310 [ 219.614262] __alloc_pages_slowpath+0x265e/0x2d70 [ 219.619148] ? warn_alloc+0x120/0x120 [ 219.622969] ? warn_alloc+0x120/0x120 [ 219.626785] ? print_usage_bug+0xc0/0xc0 [ 219.630993] ? warn_alloc+0x120/0x120 [ 219.634826] ? print_usage_bug+0xc0/0xc0 [ 219.638902] ? __lock_acquire+0x7ec/0x4ec0 [ 219.643152] ? __lock_acquire+0x7ec/0x4ec0 [ 219.647401] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 219.652952] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 219.658524] ? should_fail+0x22d/0xd01 [ 219.662432] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 219.667549] ? __lock_acquire+0x7ec/0x4ec0 [ 219.671804] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 219.676914] ? __lock_acquire+0x7ec/0x4ec0 [ 219.681158] ? should_fail+0x22d/0xd01 [ 219.685068] ? mark_held_locks+0x130/0x130 [ 219.689319] ? mark_held_locks+0x130/0x130 [ 219.693573] ? mark_held_locks+0xc7/0x130 [ 219.697732] ? print_usage_bug+0xc0/0xc0 [ 219.701808] ? graph_lock+0x170/0x170 [ 219.705621] ? print_usage_bug+0xc0/0xc0 [ 219.710242] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 219.715895] ? check_preemption_disabled+0x48/0x280 [ 219.720928] ? check_preemption_disabled+0x48/0x280 [ 219.725966] ? __lock_is_held+0xb5/0x140 [ 219.730050] __alloc_pages_nodemask+0xa80/0xde0 [ 219.734733] ? graph_lock+0x170/0x170 [ 219.738558] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 219.743585] ? graph_lock+0x170/0x170 [ 219.747413] ? find_held_lock+0x36/0x1c0 [ 219.751524] ? ____cache_alloc_node+0x1c7/0x1e0 [ 219.756210] ? lock_downgrade+0x900/0x900 [ 219.760379] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 219.765937] cache_grow_begin+0x91/0x8c0 [ 219.770031] ? do_raw_spin_unlock+0xa7/0x330 [ 219.774461] fallback_alloc+0x203/0x2e0 [ 219.778480] ____cache_alloc_node+0x1c7/0x1e0 [ 219.783021] kmem_cache_alloc_node+0xe3/0x730 [ 219.787544] ? ipv6_get_ifaddr+0x42e/0x620 [ 219.791801] __alloc_skb+0x119/0x770 [ 219.795544] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 219.800835] ? skb_scrub_packet+0x490/0x490 [ 219.805167] ? lock_downgrade+0x900/0x900 [ 219.809340] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 219.814894] ? refcount_sub_and_test_checked+0x203/0x310 [ 219.820364] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 219.825836] ? addrconf_rs_timer+0x690/0x690 [ 219.830271] ndisc_alloc_skb+0x144/0x340 [ 219.834351] ndisc_send_rs+0x331/0x6e0 [ 219.838256] addrconf_rs_timer+0x314/0x690 [ 219.842531] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 219.846796] call_timer_fn+0x272/0x920 [ 219.850696] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 219.854945] ? process_timeout+0x40/0x40 [ 219.859018] ? find_held_lock+0x36/0x1c0 [ 219.863100] ? __run_timers+0x7da/0xc70 [ 219.867100] ? _raw_spin_unlock_irq+0x27/0x80 [ 219.871611] ? _raw_spin_unlock_irq+0x27/0x80 [ 219.876168] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 219.880418] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 219.885018] ? trace_hardirqs_on+0xbd/0x310 [ 219.889404] ? kasan_check_read+0x11/0x20 [ 219.893569] ? __run_timers+0x7da/0xc70 [ 219.897558] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 219.903030] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 219.907286] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 219.911546] __run_timers+0x7e5/0xc70 [ 219.915378] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 219.920761] ? _raw_spin_unlock_irq+0x27/0x80 [ 219.925273] ? _raw_spin_unlock_irq+0x27/0x80 [ 219.929783] ? lockdep_hardirqs_on+0x421/0x5c0 [ 219.934377] ? trace_hardirqs_on+0xbd/0x310 [ 219.938730] ? kasan_check_read+0x11/0x20 [ 219.942890] ? finish_task_switch+0x1f4/0x910 [ 219.947402] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 219.952866] ? compat_start_thread+0x80/0x80 [ 219.957294] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 219.962849] ? _raw_spin_unlock_irq+0x60/0x80 [ 219.967363] ? pvclock_read_flags+0x160/0x160 [ 219.971869] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 219.977419] ? check_preemption_disabled+0x48/0x280 [ 219.982456] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 219.988033] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 219.993324] ? rcu_pm_notify+0xc0/0xc0 [ 219.997226] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 220.002840] ? check_preemption_disabled+0x48/0x280 [ 220.007884] run_timer_softirq+0x52/0xb0 [ 220.011961] ? rcu_read_lock_sched_held+0x108/0x120 [ 220.016993] __do_softirq+0x30c/0xb03 [ 220.020811] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 220.025594] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 220.030707] ? trace_hardirqs_off+0x310/0x310 [ 220.035225] ? schedule+0x108/0x460 [ 220.038877] ? trace_hardirqs_off+0xb8/0x310 [ 220.043299] ? smpboot_thread_fn+0x68b/0xa00 [ 220.047722] ? trace_hardirqs_on+0x310/0x310 [ 220.052153] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 220.057704] ? check_preemption_disabled+0x48/0x280 [ 220.062747] ? takeover_tasklets+0xa90/0xa90 [ 220.067172] run_ksoftirqd+0x94/0x100 [ 220.070983] smpboot_thread_fn+0x68b/0xa00 [ 220.075238] ? sort_range+0x30/0x30 [ 220.078878] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 220.083996] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 220.089547] ? __kthread_parkme+0xfb/0x1a0 [ 220.093803] kthread+0x35a/0x420 [ 220.097180] ? sort_range+0x30/0x30 [ 220.100816] ? kthread_bind+0x40/0x40 [ 220.104634] ret_from_fork+0x3a/0x50 [ 220.108374] warn_alloc_show_mem: 1 callbacks suppressed [ 220.108387] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 220.108389] Mem-Info: [ 220.108422] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 220.108422] active_file:12 inactive_file:13 isolated_file:0 [ 220.108422] unevictable:0 dirty:0 writeback:0 unstable:0 [ 220.108422] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 220.108422] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 220.108422] free:13778 free_pcp:148 free_cma:0 [ 220.113772] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 220.120801] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 220.123211] Call Trace: [ 220.156094] Node 0 [ 220.165450] <IRQ> [ 220.192974] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 220.195560] dump_stack+0x1c4/0x2b6 [ 220.197774] lowmem_reserve[]: [ 220.199931] ? dump_stack_print_info.cold.1+0x20/0x20 [ 220.225415] 0 2819 [ 220.229073] warn_alloc.cold.119+0xb7/0x1bd [ 220.232153] 6323 [ 220.237350] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 220.239573] 6323 [ 220.243901] ? lock_downgrade+0x900/0x900 [ 220.250796] ? trace_hardirqs_off+0xb8/0x310 [ 220.252843] Node 0 [ 220.257001] ? trace_hardirqs_off+0xb8/0x310 [ 220.261412] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 220.263633] __alloc_pages_slowpath+0x265e/0x2d70 [ 220.268071] lowmem_reserve[]: 0 [ 220.295354] ? warn_alloc+0x120/0x120 [ 220.300164] 0 [ 220.303448] ? warn_alloc+0x120/0x120 [ 220.307226] 3503 3503 [ 220.309042] ? print_usage_bug+0xc0/0xc0 [ 220.315326] ? warn_alloc+0x120/0x120 [ 220.319375] Node 0 [ 220.323233] ? print_usage_bug+0xc0/0xc0 [ 220.323264] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 220.323272] lowmem_reserve[]: [ 220.325536] ? mark_held_locks+0x130/0x130 [ 220.329586] 0 [ 220.357761] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 220.360855] 0 [ 220.365098] ? should_fail+0x22d/0xd01 [ 220.366889] 0 [ 220.372433] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 220.374220] 0 [ 220.378126] ? __lock_acquire+0x7ec/0x4ec0 [ 220.379918] Node 0 [ 220.385033] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 220.386821] DMA: [ 220.391060] ? __lock_acquire+0x7ec/0x4ec0 [ 220.393286] 1*4kB [ 220.398507] ? should_fail+0x22d/0xd01 [ 220.400620] (U) [ 220.404872] ? mark_held_locks+0x130/0x130 [ 220.406999] 0*8kB 0*16kB [ 220.410901] ? mark_held_locks+0x130/0x130 [ 220.412863] 1*32kB (U) [ 220.417111] ? lock_downgrade+0x900/0x900 [ 220.419859] 2*64kB [ 220.424094] ? graph_lock+0x170/0x170 [ 220.426672] (U) [ 220.430823] ? graph_lock+0x170/0x170 [ 220.433051] 1*128kB [ 220.436856] ? graph_lock+0x170/0x170 [ 220.438816] (U) 1*256kB [ 220.442632] ? print_usage_bug+0xc0/0xc0 [ 220.444942] (U) [ 220.448748] ? do_raw_spin_unlock+0xa7/0x330 [ 220.451410] 0*512kB [ 220.455475] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 220.457464] 1*1024kB [ 220.461901] ? check_preemption_disabled+0x48/0x280 [ 220.464211] (U) [ 220.469757] ? check_preemption_disabled+0x48/0x280 [ 220.472153] 1*2048kB (M) [ 220.477186] ? __lock_is_held+0xb5/0x140 [ 220.479143] 3*4096kB (M) [ 220.484178] __alloc_pages_nodemask+0xa80/0xde0 [ 220.486921] = 15908kB [ 220.490985] ? graph_lock+0x170/0x170 [ 220.493735] Node 0 [ 220.498409] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 220.500805] DMA32: [ 220.504609] ? graph_lock+0x170/0x170 [ 220.506835] 3*4kB [ 220.511859] ? find_held_lock+0x36/0x1c0 [ 220.514077] (M) [ 220.517892] ? ____cache_alloc_node+0x1c7/0x1e0 [ 220.520020] 2*8kB (UM) [ 220.524096] ? lock_downgrade+0x900/0x900 [ 220.526061] 3*16kB [ 220.530739] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 220.533310] (UM) [ 220.537462] cache_grow_begin+0x91/0x8c0 [ 220.539680] 3*32kB (UM) [ 220.545233] ? do_raw_spin_unlock+0xa7/0x330 [ 220.547283] 5*64kB [ 220.551354] fallback_alloc+0x203/0x2e0 [ 220.554008] (UM) [ 220.558422] ____cache_alloc_node+0x1c7/0x1e0 [ 220.560638] 3*128kB (M) [ 220.564627] kmem_cache_alloc_node+0xe3/0x730 [ 220.566676] 3*256kB [ 220.571175] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 220.573828] (M) [ 220.578329] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 220.580708] 4*512kB [ 220.585821] __alloc_skb+0x119/0x770 [ 220.587785] (UM) [ 220.592372] ? calc_wheel_index+0x220/0x220 [ 220.594680] 3*1024kB (UM) [ 220.598420] ? skb_scrub_packet+0x490/0x490 [ 220.600466] 1*2048kB (M) [ 220.604828] ? vprintk_default+0x28/0x30 [ 220.607656] 4*4096kB [ 220.611979] ? vprintk_func+0x85/0x181 [ 220.614721] (M) = 25196kB [ 220.618799] ? printk+0xa7/0xcf [ 220.621212] Node 0 [ 220.625108] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 220.627853] Normal: [ 220.631143] new_skb+0x26/0x1c0 [ 220.633365] 1032*4kB [ 220.638124] aoecmd_cfg+0x279/0x7f0 [ 220.640436] (ME) [ 220.643724] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 220.646113] 425*8kB (UME) [ 220.649755] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 220.651798] 181*16kB (UME) [ 220.656137] ? check_preemption_disabled+0x48/0x280 [ 220.658966] 72*32kB (UME) [ 220.664542] ? check_preemption_disabled+0x48/0x280 [ 220.667454] 20*64kB (UM) [ 220.672529] ? __lock_is_held+0xb5/0x140 [ 220.675358] 0*128kB [ 220.680389] discover_timer+0x50/0x60 [ 220.683126] 0*256kB [ 220.687190] call_timer_fn+0x272/0x920 [ 220.689520] 0*512kB 0*1024kB [ 220.693335] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 220.695643] 0*2048kB 0*4096kB [ 220.699547] ? process_timeout+0x40/0x40 [ 220.702636] = 14008kB [ 220.702651] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 220.707511] ? find_held_lock+0x36/0x1c0 [ 220.710705] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 220.714776] ? mark_held_locks+0xc7/0x130 [ 220.717174] 144 total pagecache pages [ 220.726023] ? _raw_spin_unlock_irq+0x27/0x80 [ 220.730080] 0 pages in swap cache [ 220.738657] ? _raw_spin_unlock_irq+0x27/0x80 [ 220.742785] Swap cache stats: add 0, delete 0, find 0/0 [ 220.742794] Free swap = 0kB [ 220.746606] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 220.751080] Total swap = 0kB [ 220.751089] 1965979 pages RAM [ 220.754560] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 220.759034] 0 pages HighMem/MovableOnly [ 220.759043] 342306 pages reserved [ 220.764411] ? trace_hardirqs_on+0xbd/0x310 [ 220.767420] 0 pages cma reserved [ 220.772273] ? kasan_check_read+0x11/0x20 [ 220.775551] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 220.778549] ? __run_timers+0x7da/0xc70 [ 220.783274] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 220.787110] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 220.790556] ksoftirqd/0 cpuset= [ 220.794896] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 220.798238] / [ 220.802392] __run_timers+0x7e5/0xc70 [ 220.808871] mems_allowed=0 [ 220.812862] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 220.851088] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 220.856123] ? graph_lock+0x170/0x170 [ 220.859944] ? print_usage_bug+0xc0/0xc0 [ 220.864019] ? enqueue_hrtimer+0x1a5/0x560 [ 220.868264] ? lock_release+0x970/0x970 [ 220.872254] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 220.877464] ? find_held_lock+0x36/0x1c0 [ 220.881565] ? graph_lock+0x170/0x170 [ 220.885384] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 220.890940] ? check_preemption_disabled+0x48/0x280 [ 220.895983] ? __lock_is_held+0xb5/0x140 [ 220.900071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 220.905626] ? check_preemption_disabled+0x48/0x280 [ 220.910666] run_timer_softirq+0x52/0xb0 [ 220.914739] ? rcu_read_lock_sched_held+0x108/0x120 [ 220.919771] __do_softirq+0x30c/0xb03 [ 220.923602] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 220.928725] ? pvclock_read_flags+0x160/0x160 [ 220.933233] ? lapic_next_event+0x5a/0x90 [ 220.937393] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 220.942945] ? check_preemption_disabled+0x48/0x280 [ 220.947977] ? check_preemption_disabled+0x48/0x280 [ 220.953023] ? kvm_clock_read+0x18/0x30 [ 220.957013] ? kvm_sched_clock_read+0x9/0x20 [ 220.961436] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 220.966986] ? check_preemption_disabled+0x48/0x280 [ 220.972038] irq_exit+0x17f/0x1c0 [ 220.975524] smp_apic_timer_interrupt+0x1cb/0x760 [ 220.980380] ? smp_reschedule_interrupt+0x109/0x650 [ 220.985410] ? smp_call_function_single_interrupt+0x650/0x650 [ 220.991308] ? interrupt_entry+0xb5/0xf0 [ 220.995388] ? trace_hardirqs_off_caller+0xbb/0x310 [ 221.000415] ? trace_hardirqs_off_caller+0xbb/0x310 [ 221.005443] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 221.010300] ? trace_hardirqs_on_caller+0x310/0x310 [ 221.015330] ? trace_hardirqs_on_caller+0x310/0x310 [ 221.020360] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 221.025912] ? check_preemption_disabled+0x48/0x280 [ 221.030942] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 221.036523] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 221.041388] apic_timer_interrupt+0xf/0x20 [ 221.045629] </IRQ> [ 221.047879] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 221.053348] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 221.072259] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 221.080069] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 221.087350] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 221.094631] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 221.101909] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 221.109187] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 221.116509] ? shrink_node_memcg+0x724/0x18e0 [ 221.121027] ? shrink_node_memcg+0x72e/0x18e0 [ 221.125561] shrink_node_memcg+0x72e/0x18e0 [ 221.129913] ? shrink_active_list+0x1c20/0x1c20 [ 221.134604] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 221.140239] ? graph_lock+0x170/0x170 [ 221.144052] ? mem_cgroup_charge_statistics+0x780/0x780 [ 221.149429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 221.154986] ? print_usage_bug+0xc0/0xc0 [ 221.159085] shrink_node+0x3bc/0x16b0 [ 221.162898] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 221.168213] ? shrink_node_memcg+0x18e0/0x18e0 [ 221.172808] ? lockdep_hardirqs_on+0x421/0x5c0 [ 221.177411] ? trace_hardirqs_on+0xbd/0x310 [ 221.181809] ? vmpressure+0x271/0x340 [ 221.185634] ? do_raw_spin_unlock+0xa7/0x330 [ 221.190061] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 221.194668] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 221.200217] ? __cpuset_node_allowed+0x19b/0x660 [ 221.204990] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 221.210725] ? vmpressure+0x1a2/0x340 [ 221.214553] do_try_to_free_pages+0x3e7/0x1290 [ 221.219171] ? shrink_node+0x16b0/0x16b0 [ 221.223272] ? __lock_is_held+0xb5/0x140 [ 221.227367] try_to_free_pages+0x4d0/0xb90 [ 221.231628] ? do_try_to_free_pages+0x1290/0x1290 [ 221.236508] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 221.242079] ? lock_acquire+0x1ed/0x520 [ 221.246090] ? set_page_refcounted+0x280/0x280 [ 221.250691] ? lock_release+0x970/0x970 [ 221.254688] ? ___might_sleep+0x1ed/0x300 [ 221.258851] ? arch_local_save_flags+0x40/0x40 [ 221.263461] __alloc_pages_slowpath+0x9c4/0x2d70 [ 221.268286] ? warn_alloc+0x120/0x120 [ 221.272098] ? __radix_tree_lookup+0x4c0/0x4c0 [ 221.276712] ? find_get_entry+0x2f2/0xc40 [ 221.280885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 221.286444] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 221.291391] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 221.296947] ? should_fail+0x22d/0xd01 [ 221.300852] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 221.305972] ? __lock_is_held+0xb5/0x140 [ 221.310081] ? __lock_is_held+0xb5/0x140 [ 221.314163] ? find_held_lock+0x36/0x1c0 [ 221.318242] ? ___might_sleep+0x1ed/0x300 [ 221.322406] ? lock_release+0x970/0x970 [ 221.326401] ? arch_local_save_flags+0x40/0x40 [ 221.331021] ? __might_sleep+0x95/0x190 [ 221.335021] __alloc_pages_nodemask+0xa80/0xde0 [ 221.339710] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 221.344834] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 221.350646] ? kasan_check_read+0x11/0x20 [ 221.354811] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 221.360104] ? graph_lock+0x170/0x170 [ 221.363922] ? print_usage_bug+0xc0/0xc0 [ 221.368005] ? graph_lock+0x170/0x170 [ 221.371818] ? graph_lock+0x170/0x170 [ 221.375639] ? __do_page_cache_readahead+0x7ce/0x980 [ 221.380760] ? find_held_lock+0x36/0x1c0 [ 221.384838] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 221.390394] alloc_pages_current+0x10c/0x210 [ 221.394818] ? lock_downgrade+0x900/0x900 [ 221.398982] __page_cache_alloc+0x38f/0x5b0 [ 221.403327] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 221.409226] ? kasan_check_read+0x11/0x20 [ 221.413388] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 221.418779] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 221.423463] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 221.429038] ? check_preemption_disabled+0x48/0x280 [ 221.434084] filemap_fault+0x1594/0x25f0 [ 221.438171] ? __lock_page_or_retry+0xa00/0xa00 [ 221.442853] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 221.448664] ? kasan_check_read+0x11/0x20 [ 221.452830] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 221.458122] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 221.463239] ? rcu_bh_qs+0xc0/0xc0 [ 221.466797] ? trace_hardirqs_on+0xbd/0x310 [ 221.471132] ? kasan_check_read+0x11/0x20 [ 221.475296] ? __free_object+0x173/0x340 [ 221.479382] ? filemap_map_pages+0xdea/0x1980 [ 221.483910] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 221.489029] ? __free_object+0x173/0x340 [ 221.493110] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 221.498399] ? debug_object_free+0x325/0x690 [ 221.502833] ? find_get_pages_range_tag+0x1320/0x1320 [ 221.508041] ? graph_lock+0x170/0x170 [ 221.511864] ? kasan_check_read+0x11/0x20 [ 221.516032] ? debug_object_destroy+0x2b0/0x2b0 [ 221.520726] ? lock_acquire+0x1ed/0x520 [ 221.524712] ? ext4_filemap_fault+0x7a/0xad [ 221.529058] ? lock_release+0x970/0x970 [ 221.533045] ? arch_local_save_flags+0x40/0x40 [ 221.537644] ? futex_wait_setup+0x3e0/0x3e0 [ 221.541992] ? down_read+0xb0/0x1d0 [ 221.545640] ? ext4_filemap_fault+0x7a/0xad [ 221.549976] ? __down_interruptible+0x700/0x700 [ 221.554684] ext4_filemap_fault+0x82/0xad [ 221.558850] __do_fault+0x100/0x6b0 [ 221.562518] ? print_bad_pte+0x6c0/0x6c0 [ 221.566597] ? do_futex+0x249/0x26d0 [ 221.570327] ? finish_task_switch+0x1f4/0x910 [ 221.574839] ? _raw_spin_unlock_irq+0x27/0x80 [ 221.579359] ? pmd_val+0x88/0x100 [ 221.582827] ? add_mm_counter_fast+0xd0/0xd0 [ 221.587247] ? pmd_val+0x88/0x100 [ 221.590712] ? add_mm_counter_fast+0xd0/0xd0 [ 221.595138] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 221.600696] __handle_mm_fault+0x3709/0x53e0 [ 221.605127] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 221.609985] ? __switch_to_asm+0x34/0x70 [ 221.614070] ? graph_lock+0x170/0x170 [ 221.617883] ? print_usage_bug+0xc0/0xc0 [ 221.621963] ? __switch_to_asm+0x34/0x70 [ 221.626045] ? graph_lock+0x170/0x170 [ 221.629856] ? graph_lock+0x170/0x170 [ 221.633692] ? handle_mm_fault+0x42a/0xc70 [ 221.637940] ? lock_downgrade+0x900/0x900 [ 221.642102] ? check_preemption_disabled+0x48/0x280 [ 221.647143] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 221.652953] ? kasan_check_read+0x11/0x20 [ 221.657119] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 221.662408] ? rcu_bh_qs+0xc0/0xc0 [ 221.665964] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 221.671446] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 221.677007] ? check_preemption_disabled+0x48/0x280 [ 221.682048] handle_mm_fault+0x54f/0xc70 [ 221.686132] ? __handle_mm_fault+0x53e0/0x53e0 [ 221.690734] ? find_vma+0x34/0x190 [ 221.694300] __do_page_fault+0x67d/0xed0 [ 221.698397] ? mm_fault_error+0x380/0x380 [ 221.702564] ? trace_hardirqs_off+0xb8/0x310 [ 221.706984] ? trace_hardirqs_on+0x310/0x310 [ 221.711673] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 221.717054] ? trace_hardirqs_on+0x310/0x310 [ 221.721481] do_page_fault+0xf2/0x7e0 [ 221.725325] ? vmalloc_sync_all+0x30/0x30 [ 221.729507] ? error_entry+0x70/0xd0 [ 221.733238] ? trace_hardirqs_off_caller+0xbb/0x310 [ 221.738268] ? trace_hardirqs_on_caller+0xc0/0x310 [ 221.743216] ? syscall_return_slowpath+0x5e0/0x5e0 [ 221.748156] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 221.753021] ? trace_hardirqs_on_caller+0x310/0x310 [ 221.758051] ? trace_hardirqs_off+0x310/0x310 [ 221.762570] ? prepare_exit_to_usermode+0x291/0x3b0 [ 221.767602] ? page_fault+0x8/0x30 [ 221.771167] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 221.776032] ? page_fault+0x8/0x30 [ 221.779586] page_fault+0x1e/0x30 [ 221.783049] RIP: 0033:0x45ddf3 [ 221.786256] Code: Bad RIP value. [ 221.789634] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 221.795015] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 221.802296] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 221.809576] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 221.816859] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 221.824141] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 221.831449] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 221.831551] aoe: skb alloc failure [ 221.838333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 221.838342] Call Trace: [ 221.842020] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 221.851307] dump_stack+0x1c4/0x2b6 [ 221.853873] syz-fuzzer cpuset= [ 221.864110] ? dump_stack_print_info.cold.1+0x20/0x20 [ 221.867724] / [ 221.870940] warn_alloc.cold.119+0xb7/0x1bd [ 221.876107] mems_allowed=0 [ 221.877825] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 221.890025] ? lock_downgrade+0x900/0x900 [ 221.894196] ? trace_hardirqs_off+0xb8/0x310 [ 221.898630] ? trace_hardirqs_off+0xb8/0x310 [ 221.903067] __alloc_pages_slowpath+0x265e/0x2d70 [ 221.907954] ? warn_alloc+0x120/0x120 [ 221.911778] ? warn_alloc+0x120/0x120 [ 221.915596] ? print_usage_bug+0xc0/0xc0 [ 221.919669] ? warn_alloc+0x120/0x120 [ 221.923511] ? print_usage_bug+0xc0/0xc0 [ 221.927589] ? __lock_acquire+0x7ec/0x4ec0 [ 221.931835] ? __lock_acquire+0x7ec/0x4ec0 [ 221.936089] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 221.941642] ? should_fail+0x22d/0xd01 [ 221.945544] ? __lock_acquire+0x7ec/0x4ec0 [ 221.949795] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 221.954912] ? __lock_acquire+0x7ec/0x4ec0 [ 221.959175] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 221.964287] ? __lock_acquire+0x7ec/0x4ec0 [ 221.968553] ? should_fail+0x22d/0xd01 [ 221.972464] ? mark_held_locks+0x130/0x130 [ 221.976744] ? mark_held_locks+0x130/0x130 [ 221.980997] ? mark_held_locks+0xc7/0x130 [ 221.985155] ? print_usage_bug+0xc0/0xc0 [ 221.989230] ? graph_lock+0x170/0x170 [ 221.993045] ? print_usage_bug+0xc0/0xc0 [ 221.997123] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 222.002677] ? check_preemption_disabled+0x48/0x280 [ 222.007707] ? check_preemption_disabled+0x48/0x280 [ 222.012746] ? __lock_is_held+0xb5/0x140 [ 222.016834] __alloc_pages_nodemask+0xa80/0xde0 [ 222.021544] ? graph_lock+0x170/0x170 [ 222.025416] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 222.030447] ? graph_lock+0x170/0x170 [ 222.034271] ? find_held_lock+0x36/0x1c0 [ 222.038357] ? ____cache_alloc_node+0x1c7/0x1e0 [ 222.043040] ? lock_downgrade+0x900/0x900 [ 222.047209] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 222.052764] cache_grow_begin+0x91/0x8c0 [ 222.056840] ? do_raw_spin_unlock+0xa7/0x330 [ 222.061273] fallback_alloc+0x203/0x2e0 [ 222.065268] ____cache_alloc_node+0x1c7/0x1e0 [ 222.069783] kmem_cache_alloc_node+0xe3/0x730 [ 222.074290] ? ipv6_get_ifaddr+0x42e/0x620 [ 222.078556] __alloc_skb+0x119/0x770 [ 222.082283] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 222.087581] ? skb_scrub_packet+0x490/0x490 [ 222.091917] ? lock_downgrade+0x900/0x900 [ 222.096085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 222.101638] ? refcount_sub_and_test_checked+0x203/0x310 [ 222.107109] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 222.112577] ? addrconf_rs_timer+0x690/0x690 [ 222.117010] ndisc_alloc_skb+0x144/0x340 [ 222.121091] ndisc_send_rs+0x331/0x6e0 [ 222.124997] addrconf_rs_timer+0x314/0x690 [ 222.129337] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 222.133599] call_timer_fn+0x272/0x920 [ 222.137526] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 222.141779] ? process_timeout+0x40/0x40 [ 222.145855] ? find_held_lock+0x36/0x1c0 [ 222.149937] ? __run_timers+0x7da/0xc70 [ 222.153979] ? _raw_spin_unlock_irq+0x27/0x80 [ 222.158581] ? _raw_spin_unlock_irq+0x27/0x80 [ 222.163086] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 222.167337] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 222.171932] ? trace_hardirqs_on+0xbd/0x310 [ 222.176269] ? kasan_check_read+0x11/0x20 [ 222.180431] ? __run_timers+0x7da/0xc70 [ 222.184418] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 222.189895] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 222.194142] __run_timers+0x7e5/0xc70 [ 222.198019] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 222.203427] ? _raw_spin_unlock_irq+0x27/0x80 [ 222.207935] ? _raw_spin_unlock_irq+0x27/0x80 [ 222.212441] ? lockdep_hardirqs_on+0x421/0x5c0 [ 222.217040] ? trace_hardirqs_on+0xbd/0x310 [ 222.221379] ? kasan_check_read+0x11/0x20 [ 222.225544] ? finish_task_switch+0x1f4/0x910 [ 222.230107] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 222.235660] ? compat_start_thread+0x80/0x80 [ 222.240093] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 222.245652] ? _raw_spin_unlock_irq+0x60/0x80 [ 222.250168] ? pvclock_read_flags+0x160/0x160 [ 222.254677] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 222.260280] ? check_preemption_disabled+0x48/0x280 [ 222.265325] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 222.270878] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 222.276170] ? rcu_pm_notify+0xc0/0xc0 [ 222.280070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 222.285626] ? check_preemption_disabled+0x48/0x280 [ 222.290667] run_timer_softirq+0x52/0xb0 [ 222.294745] ? rcu_read_lock_sched_held+0x108/0x120 [ 222.299782] __do_softirq+0x30c/0xb03 [ 222.303598] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 222.308384] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 222.313530] ? trace_hardirqs_off+0x310/0x310 [ 222.318049] ? schedule+0x108/0x460 [ 222.321702] ? trace_hardirqs_off+0xb8/0x310 [ 222.326124] ? smpboot_thread_fn+0x68b/0xa00 [ 222.330549] ? trace_hardirqs_on+0x310/0x310 [ 222.334973] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 222.340540] ? check_preemption_disabled+0x48/0x280 [ 222.345578] ? takeover_tasklets+0xa90/0xa90 [ 222.350003] run_ksoftirqd+0x94/0x100 [ 222.353818] smpboot_thread_fn+0x68b/0xa00 [ 222.358067] ? sort_range+0x30/0x30 [ 222.361711] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 222.366829] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 222.372380] ? __kthread_parkme+0xfb/0x1a0 [ 222.376635] kthread+0x35a/0x420 [ 222.380017] ? sort_range+0x30/0x30 [ 222.383658] ? kthread_bind+0x40/0x40 [ 222.387477] ret_from_fork+0x3a/0x50 [ 222.391241] warn_alloc_show_mem: 1 callbacks suppressed [ 222.391253] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 222.391255] Mem-Info: [ 222.391288] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 222.391288] active_file:12 inactive_file:13 isolated_file:0 [ 222.391288] unevictable:0 dirty:0 writeback:0 unstable:0 [ 222.391288] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 222.391288] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 222.391288] free:13778 free_pcp:148 free_cma:0 [ 222.396637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 222.403666] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 222.406071] Call Trace: [ 222.438949] Node 0 [ 222.448304] <IRQ> [ 222.475811] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 222.478373] dump_stack+0x1c4/0x2b6 [ 222.480581] lowmem_reserve[]: [ 222.482734] ? dump_stack_print_info.cold.1+0x20/0x20 [ 222.508213] 0 [ 222.511849] warn_alloc.cold.119+0xb7/0x1bd [ 222.514919] 2819 [ 222.520106] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 222.521882] 6323 [ 222.526201] ? lock_downgrade+0x900/0x900 [ 222.528240] 6323 [ 222.533078] ? trace_hardirqs_off+0xb8/0x310 [ 222.539261] ? trace_hardirqs_off+0xb8/0x310 [ 222.541299] Node 0 [ 222.545707] __alloc_pages_slowpath+0x265e/0x2d70 [ 222.550112] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 222.552346] ? warn_alloc+0x120/0x120 [ 222.557135] lowmem_reserve[]: 0 [ 222.584464] ? pvclock_read_flags+0x160/0x160 [ 222.588242] 0 [ 222.591522] ? warn_alloc+0x120/0x120 [ 222.596002] 3503 [ 222.597803] ? print_usage_bug+0xc0/0xc0 [ 222.601577] 3503 [ 222.603635] ? warn_alloc+0x120/0x120 [ 222.609728] ? kvm_clock_read+0x18/0x30 [ 222.613516] Node 0 [ 222.617495] ? print_usage_bug+0xc0/0xc0 [ 222.617531] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 222.619740] ? ktime_get+0x2e1/0x440 [ 222.623770] lowmem_reserve[]: 0 [ 222.651901] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 222.655590] 0 [ 222.658867] ? check_preemption_disabled+0x48/0x280 [ 222.664375] 0 [ 222.666172] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 222.671161] 0 [ 222.672959] ? should_fail+0x22d/0xd01 [ 222.680279] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 222.684141] Node 0 DMA: [ 222.689413] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 222.689429] ? __lock_acquire+0x7ec/0x4ec0 [ 222.692079] 1*4kB [ 222.697176] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 222.701390] (U) [ 222.703542] ? __lock_acquire+0x7ec/0x4ec0 [ 222.709059] 0*8kB 0*16kB [ 222.711046] ? should_fail+0x22d/0xd01 [ 222.715257] 1*32kB [ 222.718011] ? print_usage_bug+0xc0/0xc0 [ 222.721869] (U) [ 222.724102] ? mark_held_locks+0x130/0x130 [ 222.728141] 2*64kB [ 222.730110] ? mark_held_locks+0x130/0x130 [ 222.734325] (U) [ 222.736562] ? graph_lock+0x170/0x170 [ 222.740770] 1*128kB [ 222.742743] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 222.746526] (U) [ 222.748845] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 222.753835] 1*256kB [ 222.755807] ? check_preemption_disabled+0x48/0x280 [ 222.761316] (U) [ 222.763635] ? check_preemption_disabled+0x48/0x280 [ 222.768623] 0*512kB 1*1024kB [ 222.770614] ? __lock_is_held+0xb5/0x140 [ 222.775618] (U) [ 222.778724] __alloc_pages_nodemask+0xa80/0xde0 [ 222.782757] 1*2048kB [ 222.784726] ? graph_lock+0x170/0x170 [ 222.789370] (M) [ 222.791777] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 222.795551] 3*4096kB [ 222.797528] ? graph_lock+0x170/0x170 [ 222.802575] (M) [ 222.804985] ? find_held_lock+0x36/0x1c0 [ 222.808757] = 15908kB [ 222.810736] ? ____cache_alloc_node+0x1c7/0x1e0 [ 222.814766] Node 0 [ 222.817173] ? lock_downgrade+0x900/0x900 [ 222.821818] DMA32: [ 222.824054] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 222.828176] 3*4kB [ 222.830410] cache_grow_begin+0x91/0x8c0 [ 222.835921] (M) [ 222.838071] ? do_raw_spin_unlock+0xa7/0x330 [ 222.842102] 2*8kB (UM) [ 222.844091] fallback_alloc+0x203/0x2e0 [ 222.848474] 3*16kB [ 222.851065] ____cache_alloc_node+0x1c7/0x1e0 [ 222.855015] (UM) [ 222.857254] kmem_cache_alloc_node+0xe3/0x730 [ 222.861726] 3*32kB [ 222.863791] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 222.868256] (UM) [ 222.870503] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 222.875580] 5*64kB (UM) [ 222.877652] __alloc_skb+0x119/0x770 [ 222.882208] 3*128kB [ 222.884877] ? calc_wheel_index+0x220/0x220 [ 222.888567] (M) [ 222.890884] ? skb_scrub_packet+0x490/0x490 [ 222.895182] 3*256kB [ 222.897163] ? vprintk_default+0x28/0x30 [ 222.901455] (M) [ 222.903771] ? vprintk_func+0x85/0x181 [ 222.907810] 4*512kB [ 222.909783] ? printk+0xa7/0xcf [ 222.913650] (UM) [ 222.915977] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 222.919236] 3*1024kB [ 222.921302] new_skb+0x26/0x1c0 [ 222.926024] (UM) [ 222.928435] aoecmd_cfg+0x279/0x7f0 [ 222.931690] 1*2048kB [ 222.933749] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 222.937348] (M) [ 222.939758] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 222.944053] 4*4096kB [ 222.946029] ? check_preemption_disabled+0x48/0x280 [ 222.951537] (M) [ 222.953946] ? check_preemption_disabled+0x48/0x280 [ 222.958936] = 25196kB [ 222.960914] ? __lock_is_held+0xb5/0x140 [ 222.965901] Node 0 [ 222.968318] discover_timer+0x50/0x60 [ 222.972366] Normal: [ 222.974602] call_timer_fn+0x272/0x920 [ 222.978381] 1032*4kB [ 222.980703] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 222.984578] (ME) [ 222.986985] ? process_timeout+0x40/0x40 [ 222.991802] 425*8kB [ 222.993859] ? find_held_lock+0x36/0x1c0 [ 222.997895] (UME) [ 223.000245] ? mark_held_locks+0xc7/0x130 [ 223.004278] 181*16kB [ 223.006423] ? _raw_spin_unlock_irq+0x27/0x80 [ 223.010545] (UME) [ 223.012952] ? _raw_spin_unlock_irq+0x27/0x80 [ 223.017424] 72*32kB [ 223.019580] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 223.024046] (UME) [ 223.026367] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 223.031188] 20*64kB [ 223.033332] ? trace_hardirqs_on+0xbd/0x310 [ 223.037888] (UM) [ 223.040210] ? kasan_check_read+0x11/0x20 [ 223.044519] 0*128kB [ 223.046583] ? __run_timers+0x7da/0xc70 [ 223.050706] 0*256kB [ 223.053026] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 223.056979] 0*512kB [ 223.059325] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 223.064740] 0*1024kB [ 223.067062] __run_timers+0x7e5/0xc70 [ 223.071875] 0*2048kB 0*4096kB [ 223.074298] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 223.078069] = 14008kB [ 223.081254] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 223.086604] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 223.089009] ? graph_lock+0x170/0x170 [ 223.094001] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 223.102828] ? print_usage_bug+0xc0/0xc0 [ 223.106609] 144 total pagecache pages [ 223.115180] ? enqueue_hrtimer+0x1a5/0x560 [ 223.119229] 0 pages in swap cache [ 223.123021] ? lock_release+0x970/0x970 [ 223.127234] Swap cache stats: add 0, delete 0, find 0/0 [ 223.127243] Free swap = 0kB [ 223.130688] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 223.134637] Total swap = 0kB [ 223.140101] ? find_held_lock+0x36/0x1c0 [ 223.143096] 1965979 pages RAM [ 223.148298] ? graph_lock+0x170/0x170 [ 223.151293] 0 pages HighMem/MovableOnly [ 223.151302] 342306 pages reserved [ 223.155361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.158444] 0 pages cma reserved [ 223.162244] ? check_preemption_disabled+0x48/0x280 [ 223.166263] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 223.169643] ? __lock_is_held+0xb5/0x140 [ 223.169660] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.169677] ? check_preemption_disabled+0x48/0x280 [ 223.175250] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 223.178557] run_timer_softirq+0x52/0xb0 [ 223.183547] ksoftirqd/0 cpuset= [ 223.190037] ? rcu_read_lock_sched_held+0x108/0x120 [ 223.194072] / [ 223.199605] __do_softirq+0x30c/0xb03 [ 223.204606] mems_allowed=0 [ 223.214934] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 223.240741] ? pvclock_read_flags+0x160/0x160 [ 223.245240] ? lapic_next_event+0x5a/0x90 [ 223.249395] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.254938] ? check_preemption_disabled+0x48/0x280 [ 223.259955] ? check_preemption_disabled+0x48/0x280 [ 223.264978] ? kvm_clock_read+0x18/0x30 [ 223.268963] ? kvm_sched_clock_read+0x9/0x20 [ 223.273383] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 223.278936] ? check_preemption_disabled+0x48/0x280 [ 223.283971] irq_exit+0x17f/0x1c0 [ 223.287437] smp_apic_timer_interrupt+0x1cb/0x760 [ 223.292282] ? smp_reschedule_interrupt+0x109/0x650 [ 223.297304] ? smp_call_function_single_interrupt+0x650/0x650 [ 223.303218] ? interrupt_entry+0xb5/0xf0 [ 223.307283] ? trace_hardirqs_off_caller+0xbb/0x310 [ 223.312300] ? trace_hardirqs_off_caller+0xbb/0x310 [ 223.317323] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 223.322168] ? trace_hardirqs_on_caller+0x310/0x310 [ 223.327187] ? trace_hardirqs_on_caller+0x310/0x310 [ 223.332209] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.337749] ? check_preemption_disabled+0x48/0x280 [ 223.342768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.348319] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 223.353174] apic_timer_interrupt+0xf/0x20 [ 223.357404] </IRQ> [ 223.359645] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 223.365104] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 223.384010] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 223.391723] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 223.398990] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 223.406265] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 223.413533] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 223.420804] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 223.428094] ? shrink_node_memcg+0x724/0x18e0 [ 223.432594] ? shrink_node_memcg+0x72e/0x18e0 [ 223.437102] shrink_node_memcg+0x72e/0x18e0 [ 223.441443] ? shrink_active_list+0x1c20/0x1c20 [ 223.446122] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 223.451746] ? graph_lock+0x170/0x170 [ 223.455554] ? mem_cgroup_charge_statistics+0x780/0x780 [ 223.460919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.466466] ? print_usage_bug+0xc0/0xc0 [ 223.470554] shrink_node+0x3bc/0x16b0 [ 223.474359] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 223.479663] ? shrink_node_memcg+0x18e0/0x18e0 [ 223.484247] ? lockdep_hardirqs_on+0x421/0x5c0 [ 223.488838] ? trace_hardirqs_on+0xbd/0x310 [ 223.493165] ? vmpressure+0x271/0x340 [ 223.496973] ? do_raw_spin_unlock+0xa7/0x330 [ 223.501392] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 223.505986] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 223.511531] ? __cpuset_node_allowed+0x19b/0x660 [ 223.516293] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 223.522019] ? vmpressure+0x1a2/0x340 [ 223.525834] do_try_to_free_pages+0x3e7/0x1290 [ 223.530437] ? shrink_node+0x16b0/0x16b0 [ 223.534510] ? __lock_is_held+0xb5/0x140 [ 223.538589] try_to_free_pages+0x4d0/0xb90 [ 223.542833] ? do_try_to_free_pages+0x1290/0x1290 [ 223.547681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.553236] ? lock_acquire+0x1ed/0x520 [ 223.557215] ? set_page_refcounted+0x280/0x280 [ 223.561804] ? lock_release+0x970/0x970 [ 223.565790] ? ___might_sleep+0x1ed/0x300 [ 223.569946] ? arch_local_save_flags+0x40/0x40 [ 223.574544] __alloc_pages_slowpath+0x9c4/0x2d70 [ 223.579337] ? warn_alloc+0x120/0x120 [ 223.583142] ? __radix_tree_lookup+0x4c0/0x4c0 [ 223.587744] ? find_get_entry+0x2f2/0xc40 [ 223.591906] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.597449] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 223.602378] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 223.607917] ? should_fail+0x22d/0xd01 [ 223.611809] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 223.616918] ? __lock_is_held+0xb5/0x140 [ 223.621017] ? __lock_is_held+0xb5/0x140 [ 223.625090] ? find_held_lock+0x36/0x1c0 [ 223.629167] ? ___might_sleep+0x1ed/0x300 [ 223.633314] ? lock_release+0x970/0x970 [ 223.637295] ? arch_local_save_flags+0x40/0x40 [ 223.641894] ? __might_sleep+0x95/0x190 [ 223.645879] __alloc_pages_nodemask+0xa80/0xde0 [ 223.650562] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 223.655584] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 223.661385] ? kasan_check_read+0x11/0x20 [ 223.665543] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 223.670826] ? graph_lock+0x170/0x170 [ 223.674632] ? print_usage_bug+0xc0/0xc0 [ 223.678704] ? graph_lock+0x170/0x170 [ 223.682514] ? graph_lock+0x170/0x170 [ 223.686323] ? __do_page_cache_readahead+0x7ce/0x980 [ 223.691437] ? find_held_lock+0x36/0x1c0 [ 223.695512] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 223.701059] alloc_pages_current+0x10c/0x210 [ 223.705468] ? lock_downgrade+0x900/0x900 [ 223.709800] __page_cache_alloc+0x38f/0x5b0 [ 223.714126] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 223.719925] ? kasan_check_read+0x11/0x20 [ 223.724075] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 223.729358] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 223.734032] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 223.739575] ? check_preemption_disabled+0x48/0x280 [ 223.744602] filemap_fault+0x1594/0x25f0 [ 223.748679] ? __lock_page_or_retry+0xa00/0xa00 [ 223.753354] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 223.759158] ? kasan_check_read+0x11/0x20 [ 223.763313] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 223.768594] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 223.773712] ? rcu_bh_qs+0xc0/0xc0 [ 223.777258] ? trace_hardirqs_on+0xbd/0x310 [ 223.781585] ? kasan_check_read+0x11/0x20 [ 223.785744] ? __free_object+0x173/0x340 [ 223.789816] ? filemap_map_pages+0xdea/0x1980 [ 223.794325] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 223.799434] ? __free_object+0x173/0x340 [ 223.803509] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 223.808793] ? debug_object_free+0x325/0x690 [ 223.813198] ? find_get_pages_range_tag+0x1320/0x1320 [ 223.818387] ? graph_lock+0x170/0x170 [ 223.822201] ? kasan_check_read+0x11/0x20 [ 223.826359] ? debug_object_destroy+0x2b0/0x2b0 [ 223.831048] ? lock_acquire+0x1ed/0x520 [ 223.835030] ? ext4_filemap_fault+0x7a/0xad [ 223.839363] ? lock_release+0x970/0x970 [ 223.843363] ? arch_local_save_flags+0x40/0x40 [ 223.847954] ? futex_wait_setup+0x3e0/0x3e0 [ 223.852308] ? down_read+0xb0/0x1d0 [ 223.855941] ? ext4_filemap_fault+0x7a/0xad [ 223.860358] ? __down_interruptible+0x700/0x700 [ 223.865050] ext4_filemap_fault+0x82/0xad [ 223.869206] __do_fault+0x100/0x6b0 [ 223.872841] ? print_bad_pte+0x6c0/0x6c0 [ 223.876907] ? do_futex+0x249/0x26d0 [ 223.880626] ? finish_task_switch+0x1f4/0x910 [ 223.885132] ? _raw_spin_unlock_irq+0x27/0x80 [ 223.889630] ? pmd_val+0x88/0x100 [ 223.893090] ? add_mm_counter_fast+0xd0/0xd0 [ 223.897509] ? pmd_val+0x88/0x100 [ 223.900968] ? add_mm_counter_fast+0xd0/0xd0 [ 223.905391] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 223.910938] __handle_mm_fault+0x3709/0x53e0 [ 223.915360] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 223.920206] ? __switch_to_asm+0x34/0x70 [ 223.924270] ? graph_lock+0x170/0x170 [ 223.928077] ? print_usage_bug+0xc0/0xc0 [ 223.932144] ? __switch_to_asm+0x34/0x70 [ 223.936208] ? graph_lock+0x170/0x170 [ 223.940057] ? graph_lock+0x170/0x170 [ 223.943882] ? handle_mm_fault+0x42a/0xc70 [ 223.948123] ? lock_downgrade+0x900/0x900 [ 223.952274] ? check_preemption_disabled+0x48/0x280 [ 223.957299] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 223.963102] ? kasan_check_read+0x11/0x20 [ 223.967252] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 223.972534] ? rcu_bh_qs+0xc0/0xc0 [ 223.976082] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 223.981542] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 223.987087] ? check_preemption_disabled+0x48/0x280 [ 223.992115] handle_mm_fault+0x54f/0xc70 [ 223.996185] ? __handle_mm_fault+0x53e0/0x53e0 [ 224.000772] ? find_vma+0x34/0x190 [ 224.004325] __do_page_fault+0x67d/0xed0 [ 224.008397] ? mm_fault_error+0x380/0x380 [ 224.012546] ? trace_hardirqs_off+0xb8/0x310 [ 224.016958] ? trace_hardirqs_on+0x310/0x310 [ 224.021372] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 224.026739] ? trace_hardirqs_on+0x310/0x310 [ 224.031161] do_page_fault+0xf2/0x7e0 [ 224.034974] ? vmalloc_sync_all+0x30/0x30 [ 224.039128] ? error_entry+0x70/0xd0 [ 224.042847] ? trace_hardirqs_off_caller+0xbb/0x310 [ 224.047866] ? trace_hardirqs_on_caller+0xc0/0x310 [ 224.052801] ? syscall_return_slowpath+0x5e0/0x5e0 [ 224.057731] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 224.062577] ? trace_hardirqs_on_caller+0x310/0x310 [ 224.067593] ? trace_hardirqs_off+0x310/0x310 [ 224.072099] ? prepare_exit_to_usermode+0x291/0x3b0 [ 224.077119] ? page_fault+0x8/0x30 [ 224.080664] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 224.085518] ? page_fault+0x8/0x30 [ 224.089061] page_fault+0x1e/0x30 [ 224.092519] RIP: 0033:0x45ddf3 [ 224.095726] Code: Bad RIP value. [ 224.099094] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 224.104465] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 224.111741] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 224.119017] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 224.126287] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 224.133557] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 224.140856] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 224.140924] aoe: skb alloc failure [ 224.147705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 224.147713] Call Trace: [ 224.151334] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 224.160605] dump_stack+0x1c4/0x2b6 [ 224.163159] syz-fuzzer cpuset= [ 224.173401] ? dump_stack_print_info.cold.1+0x20/0x20 [ 224.177004] / [ 224.180289] warn_alloc.cold.119+0xb7/0x1bd [ 224.185446] mems_allowed=0 [ 224.187156] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 224.199232] ? lock_downgrade+0x900/0x900 [ 224.203392] ? trace_hardirqs_off+0xb8/0x310 [ 224.207808] ? trace_hardirqs_off+0xb8/0x310 [ 224.212226] __alloc_pages_slowpath+0x265e/0x2d70 [ 224.217103] ? warn_alloc+0x120/0x120 [ 224.220915] ? warn_alloc+0x120/0x120 [ 224.224724] ? print_usage_bug+0xc0/0xc0 [ 224.228792] ? warn_alloc+0x120/0x120 [ 224.232599] ? print_usage_bug+0xc0/0xc0 [ 224.236671] ? __lock_acquire+0x7ec/0x4ec0 [ 224.240908] ? __lock_acquire+0x7ec/0x4ec0 [ 224.245144] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.250688] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 224.256228] ? should_fail+0x22d/0xd01 [ 224.260120] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 224.265224] ? __lock_acquire+0x7ec/0x4ec0 [ 224.269465] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 224.274583] ? __lock_acquire+0x7ec/0x4ec0 [ 224.278818] ? should_fail+0x22d/0xd01 [ 224.282721] ? mark_held_locks+0x130/0x130 [ 224.286961] ? mark_held_locks+0x130/0x130 [ 224.291202] ? graph_lock+0x170/0x170 [ 224.295004] ? print_usage_bug+0xc0/0xc0 [ 224.299068] ? graph_lock+0x170/0x170 [ 224.302871] ? print_usage_bug+0xc0/0xc0 [ 224.306940] ? wq_watchdog_touch+0x9c/0xfe [ 224.311178] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.316719] ? check_preemption_disabled+0x48/0x280 [ 224.321735] ? check_preemption_disabled+0x48/0x280 [ 224.326766] ? __lock_is_held+0xb5/0x140 [ 224.330841] __alloc_pages_nodemask+0xa80/0xde0 [ 224.335522] ? graph_lock+0x170/0x170 [ 224.339331] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 224.344348] ? graph_lock+0x170/0x170 [ 224.348165] ? find_held_lock+0x36/0x1c0 [ 224.352270] ? ____cache_alloc_node+0x1c7/0x1e0 [ 224.356943] ? lock_downgrade+0x900/0x900 [ 224.361101] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.366650] cache_grow_begin+0x91/0x8c0 [ 224.370718] ? do_raw_spin_unlock+0xa7/0x330 [ 224.375139] fallback_alloc+0x203/0x2e0 [ 224.379122] ____cache_alloc_node+0x1c7/0x1e0 [ 224.383629] kmem_cache_alloc_node+0xe3/0x730 [ 224.388129] ? ipv6_get_ifaddr+0x42e/0x620 [ 224.392377] __alloc_skb+0x119/0x770 [ 224.396096] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 224.401395] ? skb_scrub_packet+0x490/0x490 [ 224.405717] ? lock_downgrade+0x900/0x900 [ 224.409877] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.415422] ? refcount_sub_and_test_checked+0x203/0x310 [ 224.420880] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 224.426333] ? addrconf_rs_timer+0x690/0x690 [ 224.430755] ndisc_alloc_skb+0x144/0x340 [ 224.434824] ndisc_send_rs+0x331/0x6e0 [ 224.438722] addrconf_rs_timer+0x314/0x690 [ 224.442963] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 224.447216] call_timer_fn+0x272/0x920 [ 224.451104] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 224.455346] ? process_timeout+0x40/0x40 [ 224.459412] ? find_held_lock+0x36/0x1c0 [ 224.463492] ? __run_timers+0x7da/0xc70 [ 224.467494] ? _raw_spin_unlock_irq+0x27/0x80 [ 224.471999] ? _raw_spin_unlock_irq+0x27/0x80 [ 224.476506] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 224.480747] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 224.485334] ? trace_hardirqs_on+0xbd/0x310 [ 224.489661] ? kasan_check_read+0x11/0x20 [ 224.493813] ? __run_timers+0x7da/0xc70 [ 224.497788] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 224.503248] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 224.507502] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 224.511741] __run_timers+0x7e5/0xc70 [ 224.515559] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 224.520925] ? _raw_spin_unlock_irq+0x27/0x80 [ 224.525421] ? _raw_spin_unlock_irq+0x27/0x80 [ 224.529919] ? lockdep_hardirqs_on+0x421/0x5c0 [ 224.534520] ? trace_hardirqs_on+0xbd/0x310 [ 224.538846] ? kasan_check_read+0x11/0x20 [ 224.543001] ? finish_task_switch+0x1f4/0x910 [ 224.547514] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 224.552972] ? compat_start_thread+0x80/0x80 [ 224.557387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.562933] ? _raw_spin_unlock_irq+0x60/0x80 [ 224.567437] ? pvclock_read_flags+0x160/0x160 [ 224.571933] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.577474] ? check_preemption_disabled+0x48/0x280 [ 224.582526] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 224.588070] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 224.593351] ? rcu_pm_notify+0xc0/0xc0 [ 224.597243] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.602783] ? check_preemption_disabled+0x48/0x280 [ 224.607813] run_timer_softirq+0x52/0xb0 [ 224.611880] ? rcu_read_lock_sched_held+0x108/0x120 [ 224.616901] __do_softirq+0x30c/0xb03 [ 224.620710] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 224.625479] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 224.630602] ? trace_hardirqs_off+0x310/0x310 [ 224.635108] ? schedule+0x108/0x460 [ 224.638750] ? trace_hardirqs_off+0xb8/0x310 [ 224.643160] ? smpboot_thread_fn+0x68b/0xa00 [ 224.647572] ? trace_hardirqs_on+0x310/0x310 [ 224.651989] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 224.657534] ? check_preemption_disabled+0x48/0x280 [ 224.662555] ? takeover_tasklets+0xa90/0xa90 [ 224.666970] run_ksoftirqd+0x94/0x100 [ 224.670774] smpboot_thread_fn+0x68b/0xa00 [ 224.675017] ? sort_range+0x30/0x30 [ 224.678652] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 224.683760] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 224.689299] ? __kthread_parkme+0xfb/0x1a0 [ 224.693543] kthread+0x35a/0x420 [ 224.696911] ? sort_range+0x30/0x30 [ 224.700538] ? kthread_bind+0x40/0x40 [ 224.704346] ret_from_fork+0x3a/0x50 [ 224.708546] warn_alloc_show_mem: 1 callbacks suppressed [ 224.708558] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 224.708560] Mem-Info: [ 224.708594] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 224.708594] active_file:12 inactive_file:13 isolated_file:0 [ 224.708594] unevictable:0 dirty:0 writeback:0 unstable:0 [ 224.708594] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 224.708594] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 224.708594] free:13778 free_pcp:148 free_cma:0 [ 224.713928] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 224.720948] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 224.723350] Call Trace: [ 224.756225] Node 0 [ 224.765577] <IRQ> [ 224.793090] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 224.795653] dump_stack+0x1c4/0x2b6 [ 224.797860] lowmem_reserve[]: [ 224.800013] ? dump_stack_print_info.cold.1+0x20/0x20 [ 224.825481] 0 2819 [ 224.829137] warn_alloc.cold.119+0xb7/0x1bd [ 224.832203] 6323 [ 224.837388] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 224.839661] 6323 [ 224.839668] Node 0 DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 224.839690] lowmem_reserve[]: 0 0 3503 3503 [ 224.839703] Node 0 Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 224.839723] lowmem_reserve[]: 0 0 0 0 [ 224.839737] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 224.839794] Node 0 DMA32: 3*4kB (M) 2*8kB (UM) 3*16kB (UM) 3*32kB (UM) 5*64kB (UM) 3*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25196kB [ 224.839856] Node 0 Normal: 1032*4kB (ME) 425*8kB (UME) 181*16kB (UME) 72*32kB (UME) 20*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14008kB [ 224.839911] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 224.839917] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 224.839920] 144 total pagecache pages [ 224.839930] 0 pages in swap cache [ 224.839935] Swap cache stats: add 0, delete 0, find 0/0 [ 224.839938] Free swap = 0kB [ 224.839940] Total swap = 0kB [ 224.839944] 1965979 pages RAM [ 224.839947] 0 pages HighMem/MovableOnly [ 224.839950] 342306 pages reserved [ 224.839953] 0 pages cma reserved [ 224.840019] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 224.840086] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 224.844354] ? lock_downgrade+0x900/0x900 [ 224.846396] ksoftirqd/0 cpuset= [ 224.851237] ? trace_hardirqs_off+0xb8/0x310 [ 224.853276] / [ 224.881146] ? trace_hardirqs_off+0xb8/0x310 [ 224.885450] mems_allowed=0 [ 224.914166] __alloc_pages_slowpath+0x265e/0x2d70 [ 225.053217] ? warn_alloc+0x120/0x120 [ 225.057027] ? pvclock_read_flags+0x160/0x160 [ 225.061532] ? warn_alloc+0x120/0x120 [ 225.065350] ? print_usage_bug+0xc0/0xc0 [ 225.069418] ? warn_alloc+0x120/0x120 [ 225.073220] ? kvm_clock_read+0x18/0x30 [ 225.077196] ? print_usage_bug+0xc0/0xc0 [ 225.081258] ? ktime_get+0x2e1/0x440 [ 225.084977] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.090538] ? check_preemption_disabled+0x48/0x280 [ 225.095563] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 225.101101] ? should_fail+0x22d/0xd01 [ 225.104994] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 225.110280] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 225.115389] ? __lock_acquire+0x7ec/0x4ec0 [ 225.119630] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 225.124734] ? __lock_acquire+0x7ec/0x4ec0 [ 225.128967] ? should_fail+0x22d/0xd01 [ 225.132864] ? print_usage_bug+0xc0/0xc0 [ 225.136939] ? mark_held_locks+0x130/0x130 [ 225.141184] ? mark_held_locks+0x130/0x130 [ 225.145433] ? graph_lock+0x170/0x170 [ 225.149240] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 225.154264] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.159807] ? check_preemption_disabled+0x48/0x280 [ 225.164826] ? check_preemption_disabled+0x48/0x280 [ 225.169856] ? __lock_is_held+0xb5/0x140 [ 225.173938] __alloc_pages_nodemask+0xa80/0xde0 [ 225.178613] ? graph_lock+0x170/0x170 [ 225.182425] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 225.187443] ? graph_lock+0x170/0x170 [ 225.191259] ? find_held_lock+0x36/0x1c0 [ 225.195334] ? ____cache_alloc_node+0x1c7/0x1e0 [ 225.200013] ? lock_downgrade+0x900/0x900 [ 225.204172] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.209717] cache_grow_begin+0x91/0x8c0 [ 225.213786] ? do_raw_spin_unlock+0xa7/0x330 [ 225.218206] fallback_alloc+0x203/0x2e0 [ 225.222193] ____cache_alloc_node+0x1c7/0x1e0 [ 225.226697] kmem_cache_alloc_node+0xe3/0x730 [ 225.231195] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 225.236301] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 225.240897] __alloc_skb+0x119/0x770 [ 225.244620] ? calc_wheel_index+0x220/0x220 [ 225.248949] ? skb_scrub_packet+0x490/0x490 [ 225.253281] ? vprintk_default+0x28/0x30 [ 225.257388] ? vprintk_func+0x85/0x181 [ 225.261280] ? printk+0xa7/0xcf [ 225.264563] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 225.269333] new_skb+0x26/0x1c0 [ 225.272618] aoecmd_cfg+0x279/0x7f0 [ 225.276260] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 225.280590] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.286133] ? check_preemption_disabled+0x48/0x280 [ 225.291153] ? check_preemption_disabled+0x48/0x280 [ 225.296183] ? __lock_is_held+0xb5/0x140 [ 225.300259] discover_timer+0x50/0x60 [ 225.304064] call_timer_fn+0x272/0x920 [ 225.307960] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 225.312811] ? process_timeout+0x40/0x40 [ 225.316871] ? find_held_lock+0x36/0x1c0 [ 225.320944] ? mark_held_locks+0xc7/0x130 [ 225.325102] ? _raw_spin_unlock_irq+0x27/0x80 [ 225.329601] ? _raw_spin_unlock_irq+0x27/0x80 [ 225.334097] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 225.338942] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 225.343529] ? trace_hardirqs_on+0xbd/0x310 [ 225.347853] ? kasan_check_read+0x11/0x20 [ 225.352008] ? __run_timers+0x7da/0xc70 [ 225.355989] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 225.361464] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 225.366318] __run_timers+0x7e5/0xc70 [ 225.370137] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 225.375515] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 225.380538] ? graph_lock+0x170/0x170 [ 225.384345] ? print_usage_bug+0xc0/0xc0 [ 225.388405] ? enqueue_hrtimer+0x1a5/0x560 [ 225.392641] ? lock_release+0x970/0x970 [ 225.396618] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 225.401821] ? find_held_lock+0x36/0x1c0 [ 225.405887] ? graph_lock+0x170/0x170 [ 225.409693] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.415237] ? check_preemption_disabled+0x48/0x280 [ 225.420266] ? __lock_is_held+0xb5/0x140 [ 225.424329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.429874] ? check_preemption_disabled+0x48/0x280 [ 225.434912] run_timer_softirq+0x52/0xb0 [ 225.438981] ? rcu_read_lock_sched_held+0x108/0x120 [ 225.444015] __do_softirq+0x30c/0xb03 [ 225.447831] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 225.452942] ? pvclock_read_flags+0x160/0x160 [ 225.457438] ? lapic_next_event+0x5a/0x90 [ 225.461595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.467141] ? check_preemption_disabled+0x48/0x280 [ 225.472163] ? check_preemption_disabled+0x48/0x280 [ 225.477186] ? kvm_clock_read+0x18/0x30 [ 225.481163] ? kvm_sched_clock_read+0x9/0x20 [ 225.485581] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 225.491124] ? check_preemption_disabled+0x48/0x280 [ 225.496155] irq_exit+0x17f/0x1c0 [ 225.499615] smp_apic_timer_interrupt+0x1cb/0x760 [ 225.504457] ? smp_reschedule_interrupt+0x109/0x650 [ 225.509482] ? smp_call_function_single_interrupt+0x650/0x650 [ 225.515385] ? interrupt_entry+0xb5/0xf0 [ 225.519453] ? trace_hardirqs_off_caller+0xbb/0x310 [ 225.524475] ? trace_hardirqs_off_caller+0xbb/0x310 [ 225.529512] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 225.534358] ? trace_hardirqs_on_caller+0x310/0x310 [ 225.539377] ? trace_hardirqs_on_caller+0x310/0x310 [ 225.544395] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.549938] ? check_preemption_disabled+0x48/0x280 [ 225.554957] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.560514] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 225.565369] apic_timer_interrupt+0xf/0x20 [ 225.569601] </IRQ> [ 225.571840] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 225.577298] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 225.596203] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 225.603915] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 225.611185] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 225.618456] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 225.625735] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 225.633012] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 225.640313] ? shrink_node_memcg+0x724/0x18e0 [ 225.644814] ? shrink_node_memcg+0x72e/0x18e0 [ 225.649324] shrink_node_memcg+0x72e/0x18e0 [ 225.653666] ? shrink_active_list+0x1c20/0x1c20 [ 225.658358] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 225.663983] ? graph_lock+0x170/0x170 [ 225.667791] ? mem_cgroup_charge_statistics+0x780/0x780 [ 225.673159] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.678706] ? print_usage_bug+0xc0/0xc0 [ 225.682787] shrink_node+0x3bc/0x16b0 [ 225.686592] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 225.691896] ? shrink_node_memcg+0x18e0/0x18e0 [ 225.696481] ? lockdep_hardirqs_on+0x421/0x5c0 [ 225.701081] ? trace_hardirqs_on+0xbd/0x310 [ 225.705404] ? vmpressure+0x271/0x340 [ 225.709341] ? do_raw_spin_unlock+0xa7/0x330 [ 225.713754] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 225.718348] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 225.723885] ? __cpuset_node_allowed+0x19b/0x660 [ 225.728645] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 225.734357] ? vmpressure+0x1a2/0x340 [ 225.738176] do_try_to_free_pages+0x3e7/0x1290 [ 225.742797] ? shrink_node+0x16b0/0x16b0 [ 225.746867] ? __lock_is_held+0xb5/0x140 [ 225.750945] try_to_free_pages+0x4d0/0xb90 [ 225.755189] ? do_try_to_free_pages+0x1290/0x1290 [ 225.760036] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.765591] ? lock_acquire+0x1ed/0x520 [ 225.769569] ? set_page_refcounted+0x280/0x280 [ 225.774162] ? lock_release+0x970/0x970 [ 225.778144] ? ___might_sleep+0x1ed/0x300 [ 225.782302] ? arch_local_save_flags+0x40/0x40 [ 225.786901] __alloc_pages_slowpath+0x9c4/0x2d70 [ 225.791694] ? warn_alloc+0x120/0x120 [ 225.795504] ? __radix_tree_lookup+0x4c0/0x4c0 [ 225.800107] ? find_get_entry+0x2f2/0xc40 [ 225.804266] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.809810] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 225.814748] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 225.820290] ? should_fail+0x22d/0xd01 [ 225.824184] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 225.829292] ? __lock_is_held+0xb5/0x140 [ 225.833381] ? __lock_is_held+0xb5/0x140 [ 225.837454] ? find_held_lock+0x36/0x1c0 [ 225.841546] ? ___might_sleep+0x1ed/0x300 [ 225.845696] ? lock_release+0x970/0x970 [ 225.849676] ? arch_local_save_flags+0x40/0x40 [ 225.854276] ? __might_sleep+0x95/0x190 [ 225.858262] __alloc_pages_nodemask+0xa80/0xde0 [ 225.862945] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 225.867971] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 225.873822] ? kasan_check_read+0x11/0x20 [ 225.877976] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 225.883264] ? graph_lock+0x170/0x170 [ 225.887071] ? print_usage_bug+0xc0/0xc0 [ 225.891136] ? graph_lock+0x170/0x170 [ 225.894935] ? graph_lock+0x170/0x170 [ 225.898739] ? __do_page_cache_readahead+0x7ce/0x980 [ 225.903851] ? find_held_lock+0x36/0x1c0 [ 225.907922] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 225.913467] alloc_pages_current+0x10c/0x210 [ 225.917884] ? lock_downgrade+0x900/0x900 [ 225.922043] __page_cache_alloc+0x38f/0x5b0 [ 225.926372] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 225.932173] ? kasan_check_read+0x11/0x20 [ 225.936327] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 225.941614] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 225.946297] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 225.951841] ? check_preemption_disabled+0x48/0x280 [ 225.956872] filemap_fault+0x1594/0x25f0 [ 225.960952] ? __lock_page_or_retry+0xa00/0xa00 [ 225.965628] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 225.971427] ? kasan_check_read+0x11/0x20 [ 225.975579] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 225.980860] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 225.985963] ? rcu_bh_qs+0xc0/0xc0 [ 225.989518] ? trace_hardirqs_on+0xbd/0x310 [ 225.993846] ? kasan_check_read+0x11/0x20 [ 225.998008] ? __free_object+0x173/0x340 [ 226.002083] ? filemap_map_pages+0xdea/0x1980 [ 226.006589] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 226.011699] ? __free_object+0x173/0x340 [ 226.015767] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 226.021049] ? debug_object_free+0x325/0x690 [ 226.025469] ? find_get_pages_range_tag+0x1320/0x1320 [ 226.030679] ? graph_lock+0x170/0x170 [ 226.034500] ? kasan_check_read+0x11/0x20 [ 226.038661] ? debug_object_destroy+0x2b0/0x2b0 [ 226.043348] ? lock_acquire+0x1ed/0x520 [ 226.047324] ? ext4_filemap_fault+0x7a/0xad [ 226.051660] ? lock_release+0x970/0x970 [ 226.055649] ? arch_local_save_flags+0x40/0x40 [ 226.060249] ? futex_wait_setup+0x3e0/0x3e0 [ 226.064591] ? down_read+0xb0/0x1d0 [ 226.068227] ? ext4_filemap_fault+0x7a/0xad [ 226.072552] ? __down_interruptible+0x700/0x700 [ 226.077241] ext4_filemap_fault+0x82/0xad [ 226.081396] __do_fault+0x100/0x6b0 [ 226.085036] ? print_bad_pte+0x6c0/0x6c0 [ 226.089102] ? do_futex+0x249/0x26d0 [ 226.092817] ? finish_task_switch+0x1f4/0x910 [ 226.097318] ? _raw_spin_unlock_irq+0x27/0x80 [ 226.101815] ? pmd_val+0x88/0x100 [ 226.105274] ? add_mm_counter_fast+0xd0/0xd0 [ 226.109686] ? pmd_val+0x88/0x100 [ 226.113142] ? add_mm_counter_fast+0xd0/0xd0 [ 226.117561] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.123109] __handle_mm_fault+0x3709/0x53e0 [ 226.127540] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 226.132386] ? __switch_to_asm+0x34/0x70 [ 226.136448] ? graph_lock+0x170/0x170 [ 226.140251] ? print_usage_bug+0xc0/0xc0 [ 226.144313] ? __switch_to_asm+0x34/0x70 [ 226.148383] ? graph_lock+0x170/0x170 [ 226.152188] ? graph_lock+0x170/0x170 [ 226.156019] ? handle_mm_fault+0x42a/0xc70 [ 226.160260] ? lock_downgrade+0x900/0x900 [ 226.164416] ? check_preemption_disabled+0x48/0x280 [ 226.169445] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 226.175250] ? kasan_check_read+0x11/0x20 [ 226.179403] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 226.184690] ? rcu_bh_qs+0xc0/0xc0 [ 226.188231] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 226.193688] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.199228] ? check_preemption_disabled+0x48/0x280 [ 226.204257] handle_mm_fault+0x54f/0xc70 [ 226.208325] ? __handle_mm_fault+0x53e0/0x53e0 [ 226.212917] ? find_vma+0x34/0x190 [ 226.216465] __do_page_fault+0x67d/0xed0 [ 226.220545] ? mm_fault_error+0x380/0x380 [ 226.224699] ? trace_hardirqs_off+0xb8/0x310 [ 226.229108] ? trace_hardirqs_on+0x310/0x310 [ 226.233532] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 226.238900] ? trace_hardirqs_on+0x310/0x310 [ 226.243333] do_page_fault+0xf2/0x7e0 [ 226.247138] ? vmalloc_sync_all+0x30/0x30 [ 226.251286] ? error_entry+0x70/0xd0 [ 226.255008] ? trace_hardirqs_off_caller+0xbb/0x310 [ 226.260033] ? trace_hardirqs_on_caller+0xc0/0x310 [ 226.264969] ? syscall_return_slowpath+0x5e0/0x5e0 [ 226.269905] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 226.274750] ? trace_hardirqs_on_caller+0x310/0x310 [ 226.279769] ? trace_hardirqs_off+0x310/0x310 [ 226.284272] ? prepare_exit_to_usermode+0x291/0x3b0 [ 226.289294] ? page_fault+0x8/0x30 [ 226.292841] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 226.297688] ? page_fault+0x8/0x30 [ 226.301235] page_fault+0x1e/0x30 [ 226.304691] RIP: 0033:0x45ddf3 [ 226.307893] Code: Bad RIP value. [ 226.311255] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 226.316641] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 226.323908] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 226.331177] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 226.338467] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 226.345745] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 226.353048] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 226.353158] aoe: skb alloc failure [ 226.359917] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 226.359922] Call Trace: [ 226.359945] dump_stack+0x1c4/0x2b6 [ 226.359965] ? dump_stack_print_info.cold.1+0x20/0x20 [ 226.363523] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 226.372858] warn_alloc.cold.119+0xb7/0x1bd [ 226.375413] syz-fuzzer cpuset= [ 226.379039] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 226.384205] / [ 226.394426] ? lock_downgrade+0x900/0x900 [ 226.398724] mems_allowed=0 [ 226.401911] ? trace_hardirqs_off+0xb8/0x310 [ 226.419897] ? trace_hardirqs_off+0xb8/0x310 [ 226.424319] __alloc_pages_slowpath+0x265e/0x2d70 [ 226.429194] ? warn_alloc+0x120/0x120 [ 226.433005] ? warn_alloc+0x120/0x120 [ 226.436814] ? print_usage_bug+0xc0/0xc0 [ 226.440880] ? warn_alloc+0x120/0x120 [ 226.444685] ? print_usage_bug+0xc0/0xc0 [ 226.448750] ? __lock_acquire+0x7ec/0x4ec0 [ 226.453018] ? __lock_acquire+0x7ec/0x4ec0 [ 226.457256] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.462796] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.468335] ? should_fail+0x22d/0xd01 [ 226.472230] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 226.477352] ? __lock_acquire+0x7ec/0x4ec0 [ 226.481592] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 226.486698] ? __lock_acquire+0x7ec/0x4ec0 [ 226.490931] ? should_fail+0x22d/0xd01 [ 226.494829] ? mark_held_locks+0x130/0x130 [ 226.499069] ? mark_held_locks+0x130/0x130 [ 226.503307] ? graph_lock+0x170/0x170 [ 226.507111] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.512649] ? graph_lock+0x170/0x170 [ 226.516456] ? print_usage_bug+0xc0/0xc0 [ 226.520539] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.526078] ? check_preemption_disabled+0x48/0x280 [ 226.531114] ? check_preemption_disabled+0x48/0x280 [ 226.536145] ? __lock_is_held+0xb5/0x140 [ 226.540215] __alloc_pages_nodemask+0xa80/0xde0 [ 226.544892] ? graph_lock+0x170/0x170 [ 226.548699] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 226.553720] ? graph_lock+0x170/0x170 [ 226.557541] ? find_held_lock+0x36/0x1c0 [ 226.561615] ? ____cache_alloc_node+0x1c7/0x1e0 [ 226.566288] ? lock_downgrade+0x900/0x900 [ 226.570450] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.575997] cache_grow_begin+0x91/0x8c0 [ 226.580068] ? do_raw_spin_unlock+0xa7/0x330 [ 226.584495] fallback_alloc+0x203/0x2e0 [ 226.588494] ____cache_alloc_node+0x1c7/0x1e0 [ 226.593004] kmem_cache_alloc_node+0xe3/0x730 [ 226.597516] ? ipv6_get_ifaddr+0x42e/0x620 [ 226.601768] __alloc_skb+0x119/0x770 [ 226.605496] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 226.610789] ? skb_scrub_packet+0x490/0x490 [ 226.615116] ? lock_downgrade+0x900/0x900 [ 226.619275] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.624815] ? refcount_sub_and_test_checked+0x203/0x310 [ 226.630274] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 226.635729] ? addrconf_rs_timer+0x690/0x690 [ 226.640151] ndisc_alloc_skb+0x144/0x340 [ 226.644223] ndisc_send_rs+0x331/0x6e0 [ 226.648117] addrconf_rs_timer+0x314/0x690 [ 226.652360] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 226.656612] call_timer_fn+0x272/0x920 [ 226.660517] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 226.664759] ? process_timeout+0x40/0x40 [ 226.668820] ? find_held_lock+0x36/0x1c0 [ 226.672893] ? __run_timers+0x7da/0xc70 [ 226.676874] ? _raw_spin_unlock_irq+0x27/0x80 [ 226.681375] ? _raw_spin_unlock_irq+0x27/0x80 [ 226.685869] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 226.690110] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 226.694695] ? trace_hardirqs_on+0xbd/0x310 [ 226.699019] ? kasan_check_read+0x11/0x20 [ 226.703171] ? __run_timers+0x7da/0xc70 [ 226.707150] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 226.712610] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 226.716849] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 226.721088] __run_timers+0x7e5/0xc70 [ 226.724907] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 226.730276] ? _raw_spin_unlock_irq+0x27/0x80 [ 226.734778] ? _raw_spin_unlock_irq+0x27/0x80 [ 226.739298] ? lockdep_hardirqs_on+0x421/0x5c0 [ 226.743888] ? trace_hardirqs_on+0xbd/0x310 [ 226.748214] ? kasan_check_read+0x11/0x20 [ 226.752367] ? finish_task_switch+0x1f4/0x910 [ 226.756869] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 226.762322] ? compat_start_thread+0x80/0x80 [ 226.766735] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.772279] ? _raw_spin_unlock_irq+0x60/0x80 [ 226.776784] ? pvclock_read_flags+0x160/0x160 [ 226.781281] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.786823] ? check_preemption_disabled+0x48/0x280 [ 226.791850] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 226.797390] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 226.802675] ? rcu_pm_notify+0xc0/0xc0 [ 226.806568] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.812111] ? check_preemption_disabled+0x48/0x280 [ 226.817142] run_timer_softirq+0x52/0xb0 [ 226.821204] ? rcu_read_lock_sched_held+0x108/0x120 [ 226.826225] __do_softirq+0x30c/0xb03 [ 226.830029] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 226.834798] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 226.840032] ? trace_hardirqs_off+0x310/0x310 [ 226.844544] ? schedule+0x108/0x460 [ 226.848186] ? trace_hardirqs_off+0xb8/0x310 [ 226.852598] ? smpboot_thread_fn+0x68b/0xa00 [ 226.857010] ? trace_hardirqs_on+0x310/0x310 [ 226.861422] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.866998] ? check_preemption_disabled+0x48/0x280 [ 226.872019] ? takeover_tasklets+0xa90/0xa90 [ 226.876432] run_ksoftirqd+0x94/0x100 [ 226.880234] smpboot_thread_fn+0x68b/0xa00 [ 226.884474] ? sort_range+0x30/0x30 [ 226.888119] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 226.893227] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.898768] ? __kthread_parkme+0xfb/0x1a0 [ 226.903009] kthread+0x35a/0x420 [ 226.906382] ? sort_range+0x30/0x30 [ 226.910020] ? kthread_bind+0x40/0x40 [ 226.913831] ret_from_fork+0x3a/0x50 [ 226.917562] warn_alloc_show_mem: 1 callbacks suppressed [ 226.917574] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 226.917576] Mem-Info: [ 226.917609] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 226.917609] active_file:12 inactive_file:13 isolated_file:0 [ 226.917609] unevictable:0 dirty:0 writeback:0 unstable:0 [ 226.917609] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 226.917609] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 226.917609] free:13778 free_pcp:148 free_cma:0 [ 226.922949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 226.929965] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 226.932364] Call Trace: [ 226.965231] Node 0 [ 226.974577] <IRQ> [ 227.002082] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 227.004645] dump_stack+0x1c4/0x2b6 [ 227.006854] lowmem_reserve[]: [ 227.009009] ? dump_stack_print_info.cold.1+0x20/0x20 [ 227.034477] 0 2819 [ 227.038127] warn_alloc.cold.119+0xb7/0x1bd [ 227.041198] 6323 [ 227.046382] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 227.048599] 6323 [ 227.052914] ? lock_downgrade+0x900/0x900 [ 227.059794] ? trace_hardirqs_off+0xb8/0x310 [ 227.061831] Node 0 [ 227.065977] ? trace_hardirqs_off+0xb8/0x310 [ 227.070384] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 227.072597] __alloc_pages_slowpath+0x265e/0x2d70 [ 227.076975] lowmem_reserve[]: [ 227.104245] ? warn_alloc+0x120/0x120 [ 227.109044] 0 [ 227.112148] ? warn_alloc+0x120/0x120 [ 227.115922] 0 [ 227.117723] ? print_usage_bug+0xc0/0xc0 [ 227.121505] 3503 [ 227.123302] ? warn_alloc+0x120/0x120 [ 227.127339] 3503 [ 227.129399] ? print_usage_bug+0xc0/0xc0 [ 227.135237] ? mark_held_locks+0x130/0x130 [ 227.139271] Node 0 [ 227.143516] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 227.143552] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 227.145759] ? should_fail+0x22d/0xd01 [ 227.151275] lowmem_reserve[]: [ 227.179395] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 227.183259] 0 [ 227.186365] ? __lock_acquire+0x7ec/0x4ec0 [ 227.191433] 0 0 [ 227.193242] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 227.197453] 0 [ 227.199424] ? __lock_acquire+0x7ec/0x4ec0 [ 227.206312] ? should_fail+0x22d/0xd01 [ 227.210524] Node 0 DMA: [ 227.214411] ? mark_held_locks+0x130/0x130 [ 227.214415] 1*4kB (U) [ 227.217091] ? mark_held_locks+0x130/0x130 [ 227.221304] 0*8kB [ 227.223793] ? lock_downgrade+0x900/0x900 [ 227.228010] 0*16kB [ 227.230157] ? graph_lock+0x170/0x170 [ 227.234283] 1*32kB [ 227.236523] ? graph_lock+0x170/0x170 [ 227.240303] (U) [ 227.242536] ? graph_lock+0x170/0x170 [ 227.246314] 2*64kB [ 227.248284] ? print_usage_bug+0xc0/0xc0 [ 227.252064] (U) [ 227.254299] ? do_raw_spin_unlock+0xa7/0x330 [ 227.258339] 1*128kB [ 227.260313] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.264694] (U) [ 227.267018] ? check_preemption_disabled+0x48/0x280 [ 227.272531] 1*256kB [ 227.274509] ? check_preemption_disabled+0x48/0x280 [ 227.274533] ? __lock_is_held+0xb5/0x140 [ 227.279524] (U) [ 227.281848] __alloc_pages_nodemask+0xa80/0xde0 [ 227.286840] 0*512kB [ 227.290892] ? graph_lock+0x170/0x170 [ 227.292847] 1*1024kB [ 227.297522] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 227.299820] (U) [ 227.303615] ? graph_lock+0x170/0x170 [ 227.306010] 1*2048kB [ 227.311032] ? find_held_lock+0x36/0x1c0 [ 227.312982] (M) [ 227.316787] ? ____cache_alloc_node+0x1c7/0x1e0 [ 227.319169] 3*4096kB [ 227.323221] ? lock_downgrade+0x900/0x900 [ 227.325174] (M) [ 227.329844] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.332231] = 15908kB [ 227.336373] cache_grow_begin+0x91/0x8c0 [ 227.338324] Node 0 [ 227.343856] ? do_raw_spin_unlock+0xa7/0x330 [ 227.346241] DMA32: [ 227.350300] fallback_alloc+0x203/0x2e0 [ 227.352520] 3*4kB [ 227.356932] ____cache_alloc_node+0x1c7/0x1e0 [ 227.359146] (M) [ 227.363119] kmem_cache_alloc_node+0xe3/0x730 [ 227.365269] 2*8kB [ 227.369763] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 227.371709] (UM) 3*16kB [ 227.376209] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 227.378337] (UM) [ 227.383439] __alloc_skb+0x119/0x770 [ 227.386089] 3*32kB [ 227.390667] ? calc_wheel_index+0x220/0x220 [ 227.392704] (UM) [ 227.396416] ? skb_scrub_packet+0x490/0x490 [ 227.398633] 5*64kB [ 227.402953] ? vprintk_default+0x28/0x30 [ 227.404984] (UM) [ 227.409304] ? vprintk_func+0x85/0x181 [ 227.411524] 3*128kB [ 227.415577] ? printk+0xa7/0xcf [ 227.417618] (M) [ 227.421524] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 227.423825] 3*256kB [ 227.427109] new_skb+0x26/0x1c0 [ 227.429057] (M) [ 227.433811] aoecmd_cfg+0x279/0x7f0 [ 227.436111] 4*512kB [ 227.439393] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 227.441346] (UM) [ 227.444968] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.447266] 3*1024kB [ 227.451589] ? check_preemption_disabled+0x48/0x280 [ 227.453628] (UM) [ 227.459164] ? check_preemption_disabled+0x48/0x280 [ 227.461555] 1*2048kB [ 227.466577] ? __lock_is_held+0xb5/0x140 [ 227.468611] (M) [ 227.473634] discover_timer+0x50/0x60 [ 227.476039] 4*4096kB [ 227.480112] call_timer_fn+0x272/0x920 [ 227.482062] (M) [ 227.485861] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 227.488250] = 25196kB [ 227.492133] ? process_timeout+0x40/0x40 [ 227.494085] Node 0 [ 227.498921] ? find_held_lock+0x36/0x1c0 [ 227.501313] Normal: [ 227.505374] ? mark_held_locks+0xc7/0x130 [ 227.507587] 1032*4kB [ 227.511647] ? _raw_spin_unlock_irq+0x27/0x80 [ 227.513946] (ME) [ 227.518089] ? _raw_spin_unlock_irq+0x27/0x80 [ 227.520482] 425*8kB [ 227.524976] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 227.527015] (UME) [ 227.531516] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 227.533820] 181*16kB [ 227.538656] ? trace_hardirqs_on+0xbd/0x310 [ 227.540786] (UME) [ 227.545369] ? kasan_check_read+0x11/0x20 [ 227.547752] 72*32kB [ 227.552069] ? __run_timers+0x7da/0xc70 [ 227.554195] (UME) [ 227.558341] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 227.560642] 20*64kB [ 227.564619] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 227.566740] (UM) [ 227.572188] __run_timers+0x7e5/0xc70 [ 227.574497] 0*128kB [ 227.579344] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 227.581382] 0*256kB [ 227.585177] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 227.587482] 0*512kB [ 227.592846] ? graph_lock+0x170/0x170 [ 227.595147] 0*1024kB [ 227.600156] ? print_usage_bug+0xc0/0xc0 [ 227.602460] 0*2048kB [ 227.606254] ? enqueue_hrtimer+0x1a5/0x560 [ 227.608648] 0*4096kB [ 227.612705] ? lock_release+0x970/0x970 [ 227.615092] = 14008kB [ 227.615106] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 227.619334] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 227.621729] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 227.625694] ? find_held_lock+0x36/0x1c0 [ 227.628085] 144 total pagecache pages [ 227.636912] ? graph_lock+0x170/0x170 [ 227.642084] 0 pages in swap cache [ 227.650647] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.654685] Swap cache stats: add 0, delete 0, find 0/0 [ 227.654694] Free swap = 0kB [ 227.658504] ? check_preemption_disabled+0x48/0x280 [ 227.662284] Total swap = 0kB [ 227.665738] ? __lock_is_held+0xb5/0x140 [ 227.671250] 1965979 pages RAM [ 227.676619] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.679605] 0 pages HighMem/MovableOnly [ 227.679613] 342306 pages reserved [ 227.684630] ? check_preemption_disabled+0x48/0x280 [ 227.687622] 0 pages cma reserved [ 227.687705] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 227.691693] run_timer_softirq+0x52/0xb0 [ 227.691709] ? rcu_read_lock_sched_held+0x108/0x120 [ 227.691726] __do_softirq+0x30c/0xb03 [ 227.694878] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 227.700357] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 227.704302] ksoftirqd/0 cpuset= [ 227.707750] ? pvclock_read_flags+0x160/0x160 [ 227.713263] / [ 227.716628] ? lapic_next_event+0x5a/0x90 [ 227.723092] mems_allowed=0 [ 227.767843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.773387] ? check_preemption_disabled+0x48/0x280 [ 227.778406] ? check_preemption_disabled+0x48/0x280 [ 227.783435] ? kvm_clock_read+0x18/0x30 [ 227.787416] ? kvm_sched_clock_read+0x9/0x20 [ 227.791830] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 227.797369] ? check_preemption_disabled+0x48/0x280 [ 227.802410] irq_exit+0x17f/0x1c0 [ 227.805874] smp_apic_timer_interrupt+0x1cb/0x760 [ 227.810717] ? smp_reschedule_interrupt+0x109/0x650 [ 227.815738] ? smp_call_function_single_interrupt+0x650/0x650 [ 227.821631] ? interrupt_entry+0xb5/0xf0 [ 227.825697] ? trace_hardirqs_off_caller+0xbb/0x310 [ 227.830717] ? trace_hardirqs_off_caller+0xbb/0x310 [ 227.835739] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 227.840586] ? trace_hardirqs_on_caller+0x310/0x310 [ 227.845609] ? trace_hardirqs_on_caller+0x310/0x310 [ 227.850629] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.856172] ? check_preemption_disabled+0x48/0x280 [ 227.861192] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.866743] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 227.871599] apic_timer_interrupt+0xf/0x20 [ 227.875828] </IRQ> [ 227.878079] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 227.883556] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 227.902465] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 227.910190] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 227.917460] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 227.924734] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 227.932007] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 227.939282] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 227.946573] ? shrink_node_memcg+0x724/0x18e0 [ 227.951100] ? shrink_node_memcg+0x72e/0x18e0 [ 227.955605] shrink_node_memcg+0x72e/0x18e0 [ 227.959949] ? shrink_active_list+0x1c20/0x1c20 [ 227.964636] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 227.970265] ? graph_lock+0x170/0x170 [ 227.974075] ? mem_cgroup_charge_statistics+0x780/0x780 [ 227.979443] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.984988] ? print_usage_bug+0xc0/0xc0 [ 227.989076] shrink_node+0x3bc/0x16b0 [ 227.992883] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 227.998192] ? shrink_node_memcg+0x18e0/0x18e0 [ 228.002779] ? lockdep_hardirqs_on+0x421/0x5c0 [ 228.007370] ? trace_hardirqs_on+0xbd/0x310 [ 228.011699] ? vmpressure+0x271/0x340 [ 228.015517] ? do_raw_spin_unlock+0xa7/0x330 [ 228.019937] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 228.024536] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 228.030081] ? __cpuset_node_allowed+0x19b/0x660 [ 228.034842] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 228.040558] ? vmpressure+0x1a2/0x340 [ 228.044371] do_try_to_free_pages+0x3e7/0x1290 [ 228.048976] ? shrink_node+0x16b0/0x16b0 [ 228.053045] ? __lock_is_held+0xb5/0x140 [ 228.057127] try_to_free_pages+0x4d0/0xb90 [ 228.061369] ? do_try_to_free_pages+0x1290/0x1290 [ 228.066213] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 228.071764] ? lock_acquire+0x1ed/0x520 [ 228.075739] ? set_page_refcounted+0x280/0x280 [ 228.080329] ? lock_release+0x970/0x970 [ 228.084310] ? ___might_sleep+0x1ed/0x300 [ 228.088467] ? arch_local_save_flags+0x40/0x40 [ 228.093071] __alloc_pages_slowpath+0x9c4/0x2d70 [ 228.097863] ? warn_alloc+0x120/0x120 [ 228.101666] ? __radix_tree_lookup+0x4c0/0x4c0 [ 228.106265] ? find_get_entry+0x2f2/0xc40 [ 228.110425] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 228.115971] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 228.120913] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 228.126472] ? should_fail+0x22d/0xd01 [ 228.130391] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 228.135511] ? __lock_is_held+0xb5/0x140 [ 228.139605] ? __lock_is_held+0xb5/0x140 [ 228.143681] ? find_held_lock+0x36/0x1c0 [ 228.147747] ? ___might_sleep+0x1ed/0x300 [ 228.151899] ? lock_release+0x970/0x970 [ 228.155878] ? arch_local_save_flags+0x40/0x40 [ 228.160475] ? __might_sleep+0x95/0x190 [ 228.164469] __alloc_pages_nodemask+0xa80/0xde0 [ 228.169156] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 228.174180] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 228.179982] ? kasan_check_read+0x11/0x20 [ 228.184141] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 228.189422] ? graph_lock+0x170/0x170 [ 228.193229] ? print_usage_bug+0xc0/0xc0 [ 228.197296] ? graph_lock+0x170/0x170 [ 228.201100] ? graph_lock+0x170/0x170 [ 228.204903] ? __do_page_cache_readahead+0x7ce/0x980 [ 228.210019] ? find_held_lock+0x36/0x1c0 [ 228.214087] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 228.219632] alloc_pages_current+0x10c/0x210 [ 228.224041] ? lock_downgrade+0x900/0x900 [ 228.228200] __page_cache_alloc+0x38f/0x5b0 [ 228.232529] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 228.238331] ? kasan_check_read+0x11/0x20 [ 228.242483] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 228.247778] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 228.252470] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 228.258026] ? check_preemption_disabled+0x48/0x280 [ 228.263054] filemap_fault+0x1594/0x25f0 [ 228.267132] ? __lock_page_or_retry+0xa00/0xa00 [ 228.271807] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 228.277611] ? kasan_check_read+0x11/0x20 [ 228.281766] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 228.287047] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 228.292157] ? rcu_bh_qs+0xc0/0xc0 [ 228.295703] ? trace_hardirqs_on+0xbd/0x310 [ 228.300031] ? kasan_check_read+0x11/0x20 [ 228.304185] ? __free_object+0x173/0x340 [ 228.308257] ? filemap_map_pages+0xdea/0x1980 [ 228.312766] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 228.317879] ? __free_object+0x173/0x340 [ 228.321945] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 228.327241] ? debug_object_free+0x325/0x690 [ 228.331658] ? find_get_pages_range_tag+0x1320/0x1320 [ 228.336857] ? graph_lock+0x170/0x170 [ 228.340669] ? kasan_check_read+0x11/0x20 [ 228.344826] ? debug_object_destroy+0x2b0/0x2b0 [ 228.349516] ? lock_acquire+0x1ed/0x520 [ 228.353508] ? ext4_filemap_fault+0x7a/0xad [ 228.357843] ? lock_release+0x970/0x970 [ 228.361820] ? arch_local_save_flags+0x40/0x40 [ 228.366410] ? futex_wait_setup+0x3e0/0x3e0 [ 228.370755] ? down_read+0xb0/0x1d0 [ 228.374381] ? ext4_filemap_fault+0x7a/0xad [ 228.378705] ? __down_interruptible+0x700/0x700 [ 228.383397] ext4_filemap_fault+0x82/0xad [ 228.387551] __do_fault+0x100/0x6b0 [ 228.391185] ? print_bad_pte+0x6c0/0x6c0 [ 228.395253] ? do_futex+0x249/0x26d0 [ 228.398970] ? finish_task_switch+0x1f4/0x910 [ 228.403476] ? _raw_spin_unlock_irq+0x27/0x80 [ 228.407984] ? pmd_val+0x88/0x100 [ 228.411447] ? add_mm_counter_fast+0xd0/0xd0 [ 228.415855] ? pmd_val+0x88/0x100 [ 228.419311] ? add_mm_counter_fast+0xd0/0xd0 [ 228.423730] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 228.429278] __handle_mm_fault+0x3709/0x53e0 [ 228.433700] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 228.438548] ? __switch_to_asm+0x34/0x70 [ 228.442613] ? graph_lock+0x170/0x170 [ 228.446419] ? print_usage_bug+0xc0/0xc0 [ 228.450484] ? __switch_to_asm+0x34/0x70 [ 228.454558] ? graph_lock+0x170/0x170 [ 228.458362] ? graph_lock+0x170/0x170 [ 228.462188] ? handle_mm_fault+0x42a/0xc70 [ 228.466430] ? lock_downgrade+0x900/0x900 [ 228.470588] ? check_preemption_disabled+0x48/0x280 [ 228.475613] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 228.481416] ? kasan_check_read+0x11/0x20 [ 228.485567] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 228.490850] ? rcu_bh_qs+0xc0/0xc0 [ 228.494393] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 228.499852] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 228.505394] ? check_preemption_disabled+0x48/0x280 [ 228.510427] handle_mm_fault+0x54f/0xc70 [ 228.514507] ? __handle_mm_fault+0x53e0/0x53e0 [ 228.519099] ? find_vma+0x34/0x190 [ 228.522647] __do_page_fault+0x67d/0xed0 [ 228.526720] ? mm_fault_error+0x380/0x380 [ 228.530871] ? trace_hardirqs_off+0xb8/0x310 [ 228.535283] ? trace_hardirqs_on+0x310/0x310 [ 228.539699] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 228.545065] ? trace_hardirqs_on+0x310/0x310 [ 228.549486] do_page_fault+0xf2/0x7e0 [ 228.553300] ? vmalloc_sync_all+0x30/0x30 [ 228.557457] ? error_entry+0x70/0xd0 [ 228.561186] ? trace_hardirqs_off_caller+0xbb/0x310 [ 228.566203] ? trace_hardirqs_on_caller+0xc0/0x310 [ 228.571136] ? syscall_return_slowpath+0x5e0/0x5e0 [ 228.576070] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 228.580916] ? trace_hardirqs_on_caller+0x310/0x310 [ 228.585935] ? trace_hardirqs_off+0x310/0x310 [ 228.590441] ? prepare_exit_to_usermode+0x291/0x3b0 [ 228.595460] ? page_fault+0x8/0x30 [ 228.599018] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 228.603864] ? page_fault+0x8/0x30 [ 228.607405] page_fault+0x1e/0x30 [ 228.610856] RIP: 0033:0x45ddf3 [ 228.614070] Code: Bad RIP value. [ 228.617431] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 228.622800] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 228.630073] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 228.637341] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 228.644610] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 228.651881] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 228.659181] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 228.659252] aoe: skb alloc failure [ 228.666024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 228.666029] Call Trace: [ 228.666049] dump_stack+0x1c4/0x2b6 [ 228.666071] ? dump_stack_print_info.cold.1+0x20/0x20 [ 228.669657] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 228.678956] warn_alloc.cold.119+0xb7/0x1bd [ 228.681522] syz-fuzzer cpuset= [ 228.685143] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 228.690307] / [ 228.700535] ? lock_downgrade+0x900/0x900 [ 228.704842] mems_allowed=0 [ 228.708031] ? trace_hardirqs_off+0xb8/0x310 [ 228.726008] ? trace_hardirqs_off+0xb8/0x310 [ 228.730434] __alloc_pages_slowpath+0x265e/0x2d70 [ 228.735308] ? warn_alloc+0x120/0x120 [ 228.739118] ? warn_alloc+0x120/0x120 [ 228.742922] ? print_usage_bug+0xc0/0xc0 [ 228.746988] ? warn_alloc+0x120/0x120 [ 228.750796] ? print_usage_bug+0xc0/0xc0 [ 228.754864] ? __lock_acquire+0x7ec/0x4ec0 [ 228.759101] ? __lock_acquire+0x7ec/0x4ec0 [ 228.763338] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 228.768876] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 228.774416] ? should_fail+0x22d/0xd01 [ 228.778312] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 228.783419] ? __lock_acquire+0x7ec/0x4ec0 [ 228.787666] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 228.792772] ? __lock_acquire+0x7ec/0x4ec0 [ 228.797006] ? should_fail+0x22d/0xd01 [ 228.800924] ? mark_held_locks+0x130/0x130 [ 228.805165] ? mark_held_locks+0x130/0x130 [ 228.809404] ? graph_lock+0x170/0x170 [ 228.813211] ? print_usage_bug+0xc0/0xc0 [ 228.817271] ? graph_lock+0x170/0x170 [ 228.821071] ? print_usage_bug+0xc0/0xc0 [ 228.825132] ? wq_watchdog_touch+0x9c/0xfe [ 228.829371] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 228.834911] ? check_preemption_disabled+0x48/0x280 [ 228.840042] ? check_preemption_disabled+0x48/0x280 [ 228.845072] ? __lock_is_held+0xb5/0x140 [ 228.849146] __alloc_pages_nodemask+0xa80/0xde0 [ 228.853819] ? graph_lock+0x170/0x170 [ 228.857627] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 228.862643] ? graph_lock+0x170/0x170 [ 228.866459] ? find_held_lock+0x36/0x1c0 [ 228.870548] ? ____cache_alloc_node+0x1c7/0x1e0 [ 228.875220] ? lock_downgrade+0x900/0x900 [ 228.879376] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 228.884919] cache_grow_begin+0x91/0x8c0 [ 228.888986] ? do_raw_spin_unlock+0xa7/0x330 [ 228.893406] fallback_alloc+0x203/0x2e0 [ 228.897392] ____cache_alloc_node+0x1c7/0x1e0 [ 228.901897] kmem_cache_alloc_node+0xe3/0x730 [ 228.906397] ? ipv6_get_ifaddr+0x42e/0x620 [ 228.910648] __alloc_skb+0x119/0x770 [ 228.914368] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 228.919651] ? skb_scrub_packet+0x490/0x490 [ 228.923976] ? lock_downgrade+0x900/0x900 [ 228.928133] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 228.933672] ? refcount_sub_and_test_checked+0x203/0x310 [ 228.939129] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 228.944580] ? addrconf_rs_timer+0x690/0x690 [ 228.949001] ndisc_alloc_skb+0x144/0x340 [ 228.953070] ndisc_send_rs+0x331/0x6e0 [ 228.956964] addrconf_rs_timer+0x314/0x690 [ 228.961207] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 228.965457] call_timer_fn+0x272/0x920 [ 228.969353] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 228.973593] ? process_timeout+0x40/0x40 [ 228.977652] ? find_held_lock+0x36/0x1c0 [ 228.981727] ? __run_timers+0x7da/0xc70 [ 228.985707] ? _raw_spin_unlock_irq+0x27/0x80 [ 228.990205] ? _raw_spin_unlock_irq+0x27/0x80 [ 228.994698] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 228.998932] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 229.003529] ? trace_hardirqs_on+0xbd/0x310 [ 229.007853] ? kasan_check_read+0x11/0x20 [ 229.012011] ? __run_timers+0x7da/0xc70 [ 229.015990] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 229.021466] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 229.025723] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 229.029960] __run_timers+0x7e5/0xc70 [ 229.033777] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 229.039148] ? _raw_spin_unlock_irq+0x27/0x80 [ 229.043648] ? _raw_spin_unlock_irq+0x27/0x80 [ 229.048146] ? lockdep_hardirqs_on+0x421/0x5c0 [ 229.052734] ? trace_hardirqs_on+0xbd/0x310 [ 229.057057] ? kasan_check_read+0x11/0x20 [ 229.061207] ? finish_task_switch+0x1f4/0x910 [ 229.065705] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 229.071158] ? compat_start_thread+0x80/0x80 [ 229.075576] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.081123] ? _raw_spin_unlock_irq+0x60/0x80 [ 229.085631] ? pvclock_read_flags+0x160/0x160 [ 229.090130] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.095673] ? check_preemption_disabled+0x48/0x280 [ 229.100705] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 229.106244] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 229.111533] ? rcu_pm_notify+0xc0/0xc0 [ 229.115429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.120969] ? check_preemption_disabled+0x48/0x280 [ 229.126084] run_timer_softirq+0x52/0xb0 [ 229.130150] ? rcu_read_lock_sched_held+0x108/0x120 [ 229.135172] __do_softirq+0x30c/0xb03 [ 229.138976] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 229.143749] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 229.148853] ? trace_hardirqs_off+0x310/0x310 [ 229.153359] ? schedule+0x108/0x460 [ 229.157003] ? trace_hardirqs_off+0xb8/0x310 [ 229.161417] ? smpboot_thread_fn+0x68b/0xa00 [ 229.165832] ? trace_hardirqs_on+0x310/0x310 [ 229.170243] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 229.175787] ? check_preemption_disabled+0x48/0x280 [ 229.180813] ? takeover_tasklets+0xa90/0xa90 [ 229.185228] run_ksoftirqd+0x94/0x100 [ 229.189031] smpboot_thread_fn+0x68b/0xa00 [ 229.193277] ? sort_range+0x30/0x30 [ 229.196910] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 229.202018] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 229.207560] ? __kthread_parkme+0xfb/0x1a0 [ 229.211801] kthread+0x35a/0x420 [ 229.215168] ? sort_range+0x30/0x30 [ 229.218800] ? kthread_bind+0x40/0x40 [ 229.222609] ret_from_fork+0x3a/0x50 [ 229.226341] warn_alloc_show_mem: 1 callbacks suppressed [ 229.226353] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 229.226355] Mem-Info: [ 229.226387] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 229.226387] active_file:12 inactive_file:13 isolated_file:0 [ 229.226387] unevictable:0 dirty:0 writeback:0 unstable:0 [ 229.226387] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 229.226387] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 229.226387] free:13778 free_pcp:148 free_cma:0 [ 229.231727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 229.238743] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 229.241151] Call Trace: [ 229.274042] Node 0 [ 229.283391] <IRQ> [ 229.310902] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 229.313476] dump_stack+0x1c4/0x2b6 [ 229.315692] lowmem_reserve[]: [ 229.317839] ? dump_stack_print_info.cold.1+0x20/0x20 [ 229.343314] 0 2819 [ 229.346964] warn_alloc.cold.119+0xb7/0x1bd [ 229.350030] 6323 [ 229.355216] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 229.357441] 6323 [ 229.361759] ? lock_downgrade+0x900/0x900 [ 229.368638] ? trace_hardirqs_off+0xb8/0x310 [ 229.370678] Node 0 [ 229.374825] ? trace_hardirqs_off+0xb8/0x310 [ 229.379236] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 229.381446] __alloc_pages_slowpath+0x265e/0x2d70 [ 229.385825] lowmem_reserve[]: [ 229.413085] ? warn_alloc+0x120/0x120 [ 229.417882] 0 [ 229.420982] ? pvclock_read_flags+0x160/0x160 [ 229.424761] 0 [ 229.426563] ? warn_alloc+0x120/0x120 [ 229.431037] 3503 [ 229.432836] ? print_usage_bug+0xc0/0xc0 [ 229.436614] 3503 [ 229.438673] ? warn_alloc+0x120/0x120 [ 229.444774] ? kvm_clock_read+0x18/0x30 [ 229.448549] Node 0 [ 229.452526] ? print_usage_bug+0xc0/0xc0 [ 229.452558] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 229.452565] lowmem_reserve[]: [ 229.454797] ? ktime_get+0x2e1/0x440 [ 229.458834] 0 [ 229.486946] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.490026] 0 [ 229.493741] ? check_preemption_disabled+0x48/0x280 [ 229.495521] 0 [ 229.501056] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 229.502837] 0 [ 229.507847] ? should_fail+0x22d/0xd01 [ 229.515159] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 229.516934] Node 0 [ 229.520818] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 229.526069] DMA: [ 229.528301] ? __lock_acquire+0x7ec/0x4ec0 [ 229.533379] 1*4kB [ 229.535440] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 229.539649] (U) [ 229.541797] ? __lock_acquire+0x7ec/0x4ec0 [ 229.546874] 0*8kB [ 229.548842] ? should_fail+0x22d/0xd01 [ 229.548858] ? print_usage_bug+0xc0/0xc0 [ 229.553088] 0*16kB [ 229.555234] ? mark_held_locks+0x130/0x130 [ 229.559097] 1*32kB [ 229.563153] ? mark_held_locks+0x130/0x130 [ 229.565370] (U) [ 229.569606] ? graph_lock+0x170/0x170 [ 229.571815] 2*64kB [ 229.576046] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 229.578001] (U) 1*128kB [ 229.581804] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.584017] (U) [ 229.589034] ? check_preemption_disabled+0x48/0x280 [ 229.591681] 1*256kB [ 229.597230] ? check_preemption_disabled+0x48/0x280 [ 229.599184] (U) [ 229.604217] ? __lock_is_held+0xb5/0x140 [ 229.606522] 0*512kB [ 229.611536] __alloc_pages_nodemask+0xa80/0xde0 [ 229.613498] 1*1024kB [ 229.617558] ? graph_lock+0x170/0x170 [ 229.619859] (U) [ 229.624531] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 229.626912] 1*2048kB (M) [ 229.630714] ? graph_lock+0x170/0x170 [ 229.632675] 3*4096kB [ 229.637693] ? find_held_lock+0x36/0x1c0 [ 229.640421] (M) [ 229.644225] ? ____cache_alloc_node+0x1c7/0x1e0 [ 229.646607] = 15908kB [ 229.650662] ? lock_downgrade+0x900/0x900 [ 229.652617] Node 0 [ 229.657280] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.659664] DMA32: [ 229.663828] cache_grow_begin+0x91/0x8c0 [ 229.666040] 3*4kB [ 229.671578] ? do_raw_spin_unlock+0xa7/0x330 [ 229.673790] (M) [ 229.677850] fallback_alloc+0x203/0x2e0 [ 229.679978] 2*8kB [ 229.684386] ____cache_alloc_node+0x1c7/0x1e0 [ 229.686331] (UM) 3*16kB [ 229.690313] kmem_cache_alloc_node+0xe3/0x730 [ 229.692429] (UM) 3*32kB [ 229.696931] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 229.699571] (UM) 5*64kB [ 229.704071] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 229.706712] (UM) 3*128kB [ 229.712045] __alloc_skb+0x119/0x770 [ 229.714697] (M) [ 229.719275] ? calc_wheel_index+0x220/0x220 [ 229.722014] 3*256kB [ 229.725720] ? skb_scrub_packet+0x490/0x490 [ 229.727679] (M) [ 229.732017] ? vprintk_default+0x28/0x30 [ 229.734308] 4*512kB [ 229.738621] ? vprintk_func+0x85/0x181 [ 229.740577] (UM) [ 229.744631] ? printk+0xa7/0xcf [ 229.746932] 3*1024kB [ 229.750814] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 229.752854] (UM) [ 229.756141] new_skb+0x26/0x1c0 [ 229.758528] 1*2048kB [ 229.763277] aoecmd_cfg+0x279/0x7f0 [ 229.765316] (M) [ 229.768594] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 229.770973] 4*4096kB (M) [ 229.774611] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.776567] = 25196kB [ 229.780886] ? check_preemption_disabled+0x48/0x280 [ 229.783618] Node 0 [ 229.789150] ? check_preemption_disabled+0x48/0x280 [ 229.791534] Normal: 1032*4kB [ 229.796561] ? __lock_is_held+0xb5/0x140 [ 229.798772] (ME) [ 229.803790] discover_timer+0x50/0x60 [ 229.806865] 425*8kB [ 229.810924] call_timer_fn+0x272/0x920 [ 229.812963] (UME) [ 229.816762] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 229.819066] 181*16kB [ 229.822945] ? process_timeout+0x40/0x40 [ 229.825071] (UME) [ 229.829908] ? find_held_lock+0x36/0x1c0 [ 229.832296] 72*32kB [ 229.836355] ? mark_held_locks+0xc7/0x130 [ 229.838483] (UME) [ 229.842547] ? _raw_spin_unlock_irq+0x27/0x80 [ 229.844843] 20*64kB (UM) [ 229.848994] ? _raw_spin_unlock_irq+0x27/0x80 [ 229.851125] 0*128kB [ 229.855614] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 229.858351] 0*256kB [ 229.862841] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 229.865147] 0*512kB [ 229.869983] ? trace_hardirqs_on+0xbd/0x310 [ 229.872283] 0*1024kB [ 229.876860] ? kasan_check_read+0x11/0x20 [ 229.879163] 0*2048kB [ 229.883479] ? __run_timers+0x7da/0xc70 [ 229.885881] 0*4096kB [ 229.890025] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 229.892417] = 14008kB [ 229.896393] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 229.898779] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 229.904216] __run_timers+0x7e5/0xc70 [ 229.906614] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 229.911456] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 229.920261] 144 total pagecache pages [ 229.924059] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 229.932616] 0 pages in swap cache [ 229.937972] ? graph_lock+0x170/0x170 [ 229.941755] Swap cache stats: add 0, delete 0, find 0/0 [ 229.946761] ? print_usage_bug+0xc0/0xc0 [ 229.950199] Free swap = 0kB [ 229.953991] ? enqueue_hrtimer+0x1a5/0x560 [ 229.959331] Total swap = 0kB [ 229.963390] ? lock_release+0x970/0x970 [ 229.966387] 1965979 pages RAM [ 229.970615] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 229.973604] 0 pages HighMem/MovableOnly [ 229.973613] 342306 pages reserved [ 229.977583] ? find_held_lock+0x36/0x1c0 [ 229.980664] 0 pages cma reserved [ 229.985849] ? graph_lock+0x170/0x170 [ 229.989875] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 229.993248] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.997342] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 230.000650] ? check_preemption_disabled+0x48/0x280 [ 230.004427] ksoftirqd/0 cpuset= [ 230.010924] ? __lock_is_held+0xb5/0x140 [ 230.016429] / [ 230.026749] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.031749] mems_allowed=0 [ 230.035028] ? check_preemption_disabled+0x48/0x280 [ 230.054227] run_timer_softirq+0x52/0xb0 [ 230.058293] ? rcu_read_lock_sched_held+0x108/0x120 [ 230.063311] __do_softirq+0x30c/0xb03 [ 230.067125] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 230.072237] ? pvclock_read_flags+0x160/0x160 [ 230.076739] ? lapic_next_event+0x5a/0x90 [ 230.080890] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.086429] ? check_preemption_disabled+0x48/0x280 [ 230.091448] ? check_preemption_disabled+0x48/0x280 [ 230.096476] ? kvm_clock_read+0x18/0x30 [ 230.100464] ? kvm_sched_clock_read+0x9/0x20 [ 230.104883] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 230.110422] ? check_preemption_disabled+0x48/0x280 [ 230.115457] irq_exit+0x17f/0x1c0 [ 230.118920] smp_apic_timer_interrupt+0x1cb/0x760 [ 230.123767] ? smp_reschedule_interrupt+0x109/0x650 [ 230.128790] ? smp_call_function_single_interrupt+0x650/0x650 [ 230.134678] ? interrupt_entry+0xb5/0xf0 [ 230.138747] ? trace_hardirqs_off_caller+0xbb/0x310 [ 230.143766] ? trace_hardirqs_off_caller+0xbb/0x310 [ 230.148784] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 230.153631] ? trace_hardirqs_on_caller+0x310/0x310 [ 230.158653] ? trace_hardirqs_on_caller+0x310/0x310 [ 230.163675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.169214] ? check_preemption_disabled+0x48/0x280 [ 230.174235] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.179783] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 230.184652] apic_timer_interrupt+0xf/0x20 [ 230.188885] </IRQ> [ 230.191127] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 230.196581] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 230.215483] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 230.223205] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 230.230477] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 230.237761] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 230.245032] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 230.252303] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 230.259590] ? shrink_node_memcg+0x724/0x18e0 [ 230.264090] ? shrink_node_memcg+0x72e/0x18e0 [ 230.268595] shrink_node_memcg+0x72e/0x18e0 [ 230.272938] ? shrink_active_list+0x1c20/0x1c20 [ 230.277642] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 230.283265] ? graph_lock+0x170/0x170 [ 230.287069] ? mem_cgroup_charge_statistics+0x780/0x780 [ 230.292436] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.297985] ? print_usage_bug+0xc0/0xc0 [ 230.302078] shrink_node+0x3bc/0x16b0 [ 230.305888] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 230.311195] ? shrink_node_memcg+0x18e0/0x18e0 [ 230.315782] ? lockdep_hardirqs_on+0x421/0x5c0 [ 230.320371] ? trace_hardirqs_on+0xbd/0x310 [ 230.324698] ? vmpressure+0x271/0x340 [ 230.328512] ? do_raw_spin_unlock+0xa7/0x330 [ 230.332929] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 230.337528] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 230.343072] ? __cpuset_node_allowed+0x19b/0x660 [ 230.347833] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 230.353550] ? vmpressure+0x1a2/0x340 [ 230.357365] do_try_to_free_pages+0x3e7/0x1290 [ 230.361974] ? shrink_node+0x16b0/0x16b0 [ 230.366050] ? __lock_is_held+0xb5/0x140 [ 230.370130] try_to_free_pages+0x4d0/0xb90 [ 230.374377] ? do_try_to_free_pages+0x1290/0x1290 [ 230.379226] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.384781] ? lock_acquire+0x1ed/0x520 [ 230.388763] ? set_page_refcounted+0x280/0x280 [ 230.393354] ? lock_release+0x970/0x970 [ 230.397335] ? ___might_sleep+0x1ed/0x300 [ 230.401488] ? arch_local_save_flags+0x40/0x40 [ 230.406098] __alloc_pages_slowpath+0x9c4/0x2d70 [ 230.410891] ? warn_alloc+0x120/0x120 [ 230.414696] ? __radix_tree_lookup+0x4c0/0x4c0 [ 230.419310] ? find_get_entry+0x2f2/0xc40 [ 230.423474] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.429027] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 230.433962] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 230.439508] ? should_fail+0x22d/0xd01 [ 230.443411] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 230.448523] ? __lock_is_held+0xb5/0x140 [ 230.452615] ? __lock_is_held+0xb5/0x140 [ 230.456685] ? find_held_lock+0x36/0x1c0 [ 230.460759] ? ___might_sleep+0x1ed/0x300 [ 230.464916] ? lock_release+0x970/0x970 [ 230.468895] ? arch_local_save_flags+0x40/0x40 [ 230.473504] ? __might_sleep+0x95/0x190 [ 230.477499] __alloc_pages_nodemask+0xa80/0xde0 [ 230.482181] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 230.487204] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 230.493008] ? kasan_check_read+0x11/0x20 [ 230.497163] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 230.502447] ? graph_lock+0x170/0x170 [ 230.506249] ? print_usage_bug+0xc0/0xc0 [ 230.510316] ? graph_lock+0x170/0x170 [ 230.514120] ? graph_lock+0x170/0x170 [ 230.517924] ? __do_page_cache_readahead+0x7ce/0x980 [ 230.523044] ? find_held_lock+0x36/0x1c0 [ 230.527113] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 230.532657] alloc_pages_current+0x10c/0x210 [ 230.537066] ? lock_downgrade+0x900/0x900 [ 230.541223] __page_cache_alloc+0x38f/0x5b0 [ 230.545552] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 230.551357] ? kasan_check_read+0x11/0x20 [ 230.555519] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 230.560807] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 230.565480] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 230.571037] ? check_preemption_disabled+0x48/0x280 [ 230.576066] filemap_fault+0x1594/0x25f0 [ 230.580142] ? __lock_page_or_retry+0xa00/0xa00 [ 230.584814] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 230.590617] ? kasan_check_read+0x11/0x20 [ 230.594772] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 230.600054] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 230.605158] ? rcu_bh_qs+0xc0/0xc0 [ 230.608702] ? trace_hardirqs_on+0xbd/0x310 [ 230.613043] ? kasan_check_read+0x11/0x20 [ 230.617197] ? __free_object+0x173/0x340 [ 230.621272] ? filemap_map_pages+0xdea/0x1980 [ 230.625780] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 230.630894] ? __free_object+0x173/0x340 [ 230.634964] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 230.640241] ? debug_object_free+0x325/0x690 [ 230.644656] ? find_get_pages_range_tag+0x1320/0x1320 [ 230.649861] ? graph_lock+0x170/0x170 [ 230.653676] ? kasan_check_read+0x11/0x20 [ 230.657835] ? debug_object_destroy+0x2b0/0x2b0 [ 230.662523] ? lock_acquire+0x1ed/0x520 [ 230.666510] ? ext4_filemap_fault+0x7a/0xad [ 230.670842] ? lock_release+0x970/0x970 [ 230.674820] ? arch_local_save_flags+0x40/0x40 [ 230.679423] ? futex_wait_setup+0x3e0/0x3e0 [ 230.683764] ? down_read+0xb0/0x1d0 [ 230.687390] ? ext4_filemap_fault+0x7a/0xad [ 230.691721] ? __down_interruptible+0x700/0x700 [ 230.696415] ext4_filemap_fault+0x82/0xad [ 230.700567] __do_fault+0x100/0x6b0 [ 230.704205] ? print_bad_pte+0x6c0/0x6c0 [ 230.708268] ? do_futex+0x249/0x26d0 [ 230.712006] ? finish_task_switch+0x1f4/0x910 [ 230.716518] ? _raw_spin_unlock_irq+0x27/0x80 [ 230.721057] ? pmd_val+0x88/0x100 [ 230.724516] ? add_mm_counter_fast+0xd0/0xd0 [ 230.728930] ? pmd_val+0x88/0x100 [ 230.732385] ? add_mm_counter_fast+0xd0/0xd0 [ 230.736800] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 230.742345] __handle_mm_fault+0x3709/0x53e0 [ 230.746811] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 230.751660] ? __switch_to_asm+0x34/0x70 [ 230.755725] ? graph_lock+0x170/0x170 [ 230.759529] ? print_usage_bug+0xc0/0xc0 [ 230.763594] ? __switch_to_asm+0x34/0x70 [ 230.767662] ? graph_lock+0x170/0x170 [ 230.771466] ? graph_lock+0x170/0x170 [ 230.775298] ? handle_mm_fault+0x42a/0xc70 [ 230.779539] ? lock_downgrade+0x900/0x900 [ 230.783692] ? check_preemption_disabled+0x48/0x280 [ 230.788722] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 230.794532] ? kasan_check_read+0x11/0x20 [ 230.798686] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 230.803969] ? rcu_bh_qs+0xc0/0xc0 [ 230.807520] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 230.812981] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 230.818532] ? check_preemption_disabled+0x48/0x280 [ 230.823561] handle_mm_fault+0x54f/0xc70 [ 230.827632] ? __handle_mm_fault+0x53e0/0x53e0 [ 230.832218] ? find_vma+0x34/0x190 [ 230.835770] __do_page_fault+0x67d/0xed0 [ 230.840347] ? mm_fault_error+0x380/0x380 [ 230.844505] ? trace_hardirqs_off+0xb8/0x310 [ 230.848916] ? trace_hardirqs_on+0x310/0x310 [ 230.853332] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 230.861476] ? trace_hardirqs_on+0x310/0x310 [ 230.865899] do_page_fault+0xf2/0x7e0 [ 230.869704] ? vmalloc_sync_all+0x30/0x30 [ 230.873856] ? error_entry+0x70/0xd0 [ 230.877573] ? trace_hardirqs_off_caller+0xbb/0x310 [ 230.882595] ? trace_hardirqs_on_caller+0xc0/0x310 [ 230.887531] ? syscall_return_slowpath+0x5e0/0x5e0 [ 230.892462] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 230.897315] ? trace_hardirqs_on_caller+0x310/0x310 [ 230.902332] ? trace_hardirqs_off+0x310/0x310 [ 230.906837] ? prepare_exit_to_usermode+0x291/0x3b0 [ 230.911852] ? page_fault+0x8/0x30 [ 230.915397] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 230.920243] ? page_fault+0x8/0x30 [ 230.923789] page_fault+0x1e/0x30 [ 230.927240] RIP: 0033:0x45ddf3 [ 230.930436] Code: Bad RIP value. [ 230.933796] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 230.939163] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 230.946429] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 230.953721] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 230.961250] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 230.968526] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 230.975832] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 230.975897] aoe: skb alloc failure [ 230.982767] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 230.982773] Call Trace: [ 230.982792] dump_stack+0x1c4/0x2b6 [ 230.982814] ? dump_stack_print_info.cold.1+0x20/0x20 [ 230.986369] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 230.995703] warn_alloc.cold.119+0xb7/0x1bd [ 230.998256] syz-fuzzer cpuset= [ 231.001876] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 231.007046] / [ 231.017265] ? lock_downgrade+0x900/0x900 [ 231.021566] mems_allowed=0 [ 231.024752] ? trace_hardirqs_off+0xb8/0x310 [ 231.042745] ? trace_hardirqs_off+0xb8/0x310 [ 231.047171] __alloc_pages_slowpath+0x265e/0x2d70 [ 231.052046] ? warn_alloc+0x120/0x120 [ 231.055857] ? warn_alloc+0x120/0x120 [ 231.059662] ? print_usage_bug+0xc0/0xc0 [ 231.063727] ? warn_alloc+0x120/0x120 [ 231.067535] ? print_usage_bug+0xc0/0xc0 [ 231.071605] ? __lock_acquire+0x7ec/0x4ec0 [ 231.075843] ? __lock_acquire+0x7ec/0x4ec0 [ 231.080079] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.085622] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 231.091161] ? should_fail+0x22d/0xd01 [ 231.095056] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 231.100159] ? __lock_acquire+0x7ec/0x4ec0 [ 231.104399] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 231.109518] ? __lock_acquire+0x7ec/0x4ec0 [ 231.113755] ? should_fail+0x22d/0xd01 [ 231.117654] ? mark_held_locks+0x130/0x130 [ 231.121894] ? mark_held_locks+0x130/0x130 [ 231.126139] ? graph_lock+0x170/0x170 [ 231.129948] ? print_usage_bug+0xc0/0xc0 [ 231.134008] ? graph_lock+0x170/0x170 [ 231.137810] ? print_usage_bug+0xc0/0xc0 [ 231.141870] ? wq_watchdog_touch+0x9c/0xfe [ 231.146106] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.151645] ? check_preemption_disabled+0x48/0x280 [ 231.156661] ? check_preemption_disabled+0x48/0x280 [ 231.161689] ? __lock_is_held+0xb5/0x140 [ 231.165760] __alloc_pages_nodemask+0xa80/0xde0 [ 231.170436] ? graph_lock+0x170/0x170 [ 231.174243] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 231.179262] ? graph_lock+0x170/0x170 [ 231.183076] ? find_held_lock+0x36/0x1c0 [ 231.187152] ? ____cache_alloc_node+0x1c7/0x1e0 [ 231.191825] ? lock_downgrade+0x900/0x900 [ 231.195983] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.201535] cache_grow_begin+0x91/0x8c0 [ 231.205600] ? do_raw_spin_unlock+0xa7/0x330 [ 231.210018] fallback_alloc+0x203/0x2e0 [ 231.214003] ____cache_alloc_node+0x1c7/0x1e0 [ 231.218518] kmem_cache_alloc_node+0xe3/0x730 [ 231.223035] ? ipv6_get_ifaddr+0x42e/0x620 [ 231.227283] __alloc_skb+0x119/0x770 [ 231.231001] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 231.236282] ? skb_scrub_packet+0x490/0x490 [ 231.240781] ? lock_downgrade+0x900/0x900 [ 231.244941] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.250480] ? refcount_sub_and_test_checked+0x203/0x310 [ 231.255949] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 231.261401] ? addrconf_rs_timer+0x690/0x690 [ 231.265824] ndisc_alloc_skb+0x144/0x340 [ 231.269892] ndisc_send_rs+0x331/0x6e0 [ 231.273786] addrconf_rs_timer+0x314/0x690 [ 231.278030] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 231.282287] call_timer_fn+0x272/0x920 [ 231.286177] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 231.290415] ? process_timeout+0x40/0x40 [ 231.294477] ? find_held_lock+0x36/0x1c0 [ 231.298561] ? __run_timers+0x7da/0xc70 [ 231.302542] ? _raw_spin_unlock_irq+0x27/0x80 [ 231.307040] ? _raw_spin_unlock_irq+0x27/0x80 [ 231.311538] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 231.315775] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 231.320359] ? trace_hardirqs_on+0xbd/0x310 [ 231.324684] ? kasan_check_read+0x11/0x20 [ 231.328832] ? __run_timers+0x7da/0xc70 [ 231.332816] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 231.338271] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 231.342528] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 231.346769] __run_timers+0x7e5/0xc70 [ 231.350589] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 231.355960] ? _raw_spin_unlock_irq+0x27/0x80 [ 231.360456] ? _raw_spin_unlock_irq+0x27/0x80 [ 231.364969] ? lockdep_hardirqs_on+0x421/0x5c0 [ 231.369553] ? trace_hardirqs_on+0xbd/0x310 [ 231.373879] ? kasan_check_read+0x11/0x20 [ 231.378040] ? finish_task_switch+0x1f4/0x910 [ 231.382543] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 231.387996] ? compat_start_thread+0x80/0x80 [ 231.392410] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.397957] ? _raw_spin_unlock_irq+0x60/0x80 [ 231.402471] ? pvclock_read_flags+0x160/0x160 [ 231.406984] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.412533] ? check_preemption_disabled+0x48/0x280 [ 231.417583] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 231.423130] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 231.428411] ? rcu_pm_notify+0xc0/0xc0 [ 231.432306] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.437846] ? check_preemption_disabled+0x48/0x280 [ 231.442876] run_timer_softirq+0x52/0xb0 [ 231.446937] ? rcu_read_lock_sched_held+0x108/0x120 [ 231.451954] __do_softirq+0x30c/0xb03 [ 231.455755] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 231.460537] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 231.465644] ? trace_hardirqs_off+0x310/0x310 [ 231.470152] ? schedule+0x108/0x460 [ 231.473790] ? trace_hardirqs_off+0xb8/0x310 [ 231.478203] ? smpboot_thread_fn+0x68b/0xa00 [ 231.482614] ? trace_hardirqs_on+0x310/0x310 [ 231.487027] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 231.492569] ? check_preemption_disabled+0x48/0x280 [ 231.497593] ? takeover_tasklets+0xa90/0xa90 [ 231.502007] run_ksoftirqd+0x94/0x100 [ 231.505808] smpboot_thread_fn+0x68b/0xa00 [ 231.510046] ? sort_range+0x30/0x30 [ 231.513680] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 231.518783] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 231.524321] ? __kthread_parkme+0xfb/0x1a0 [ 231.528565] kthread+0x35a/0x420 [ 231.531932] ? sort_range+0x30/0x30 [ 231.535558] ? kthread_bind+0x40/0x40 [ 231.539364] ret_from_fork+0x3a/0x50 [ 231.543097] warn_alloc_show_mem: 1 callbacks suppressed [ 231.543109] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 231.543111] Mem-Info: [ 231.543143] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 231.543143] active_file:12 inactive_file:13 isolated_file:0 [ 231.543143] unevictable:0 dirty:0 writeback:0 unstable:0 [ 231.543143] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 231.543143] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 231.543143] free:13778 free_pcp:148 free_cma:0 [ 231.548481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 231.555526] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 231.557921] Call Trace: [ 231.590794] Node 0 [ 231.600142] <IRQ> [ 231.627653] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 231.630212] dump_stack+0x1c4/0x2b6 [ 231.632421] lowmem_reserve[]: [ 231.634567] ? dump_stack_print_info.cold.1+0x20/0x20 [ 231.660044] 0 2819 [ 231.663698] warn_alloc.cold.119+0xb7/0x1bd [ 231.666762] 6323 [ 231.671945] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 231.674161] 6323 [ 231.678478] ? lock_downgrade+0x900/0x900 [ 231.685364] ? trace_hardirqs_off+0xb8/0x310 [ 231.687405] Node 0 [ 231.691551] ? trace_hardirqs_off+0xb8/0x310 [ 231.695959] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 231.698170] __alloc_pages_slowpath+0x265e/0x2d70 [ 231.702540] lowmem_reserve[]: 0 [ 231.730000] ? warn_alloc+0x120/0x120 [ 231.734799] 0 [ 231.738073] ? warn_alloc+0x120/0x120 [ 231.741850] 3503 [ 231.743650] ? print_usage_bug+0xc0/0xc0 [ 231.747423] 3503 [ 231.749478] ? warn_alloc+0x120/0x120 [ 231.755602] ? print_usage_bug+0xc0/0xc0 [ 231.759377] Node 0 [ 231.763430] ? mark_held_locks+0x130/0x130 [ 231.763461] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 231.763469] lowmem_reserve[]: [ 231.765716] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 231.769918] 0 0 [ 231.798052] ? should_fail+0x22d/0xd01 [ 231.801138] 0 [ 231.806668] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 231.808620] 0 [ 231.812520] ? __lock_acquire+0x7ec/0x4ec0 [ 231.819399] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 231.821181] Node 0 [ 231.825409] ? __lock_acquire+0x7ec/0x4ec0 [ 231.830497] DMA: [ 231.832730] ? should_fail+0x22d/0xd01 [ 231.836941] 1*4kB [ 231.839015] ? mark_held_locks+0x130/0x130 [ 231.842861] (U) [ 231.845016] ? mark_held_locks+0x130/0x130 [ 231.849226] 0*8kB [ 231.851194] ? lock_downgrade+0x900/0x900 [ 231.855404] 0*16kB [ 231.857546] ? graph_lock+0x170/0x170 [ 231.861669] 1*32kB [ 231.863899] ? graph_lock+0x170/0x170 [ 231.867674] (U) [ 231.869905] ? graph_lock+0x170/0x170 [ 231.873686] 2*64kB [ 231.875655] ? print_usage_bug+0xc0/0xc0 [ 231.879432] (U) [ 231.881667] ? do_raw_spin_unlock+0xa7/0x330 [ 231.885703] 1*128kB [ 231.887682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.892069] (U) [ 231.894394] ? check_preemption_disabled+0x48/0x280 [ 231.899902] 1*256kB [ 231.901875] ? check_preemption_disabled+0x48/0x280 [ 231.906870] (U) [ 231.909225] ? __lock_is_held+0xb5/0x140 [ 231.914215] 0*512kB [ 231.916192] __alloc_pages_nodemask+0xa80/0xde0 [ 231.920227] 1*1024kB [ 231.922542] ? graph_lock+0x170/0x170 [ 231.927186] (U) [ 231.929591] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 231.933367] 1*2048kB [ 231.935337] ? graph_lock+0x170/0x170 [ 231.940331] (M) [ 231.942740] ? find_held_lock+0x36/0x1c0 [ 231.946521] 3*4096kB [ 231.948506] ? ____cache_alloc_node+0x1c7/0x1e0 [ 231.952544] (M) [ 231.954954] ? lock_downgrade+0x900/0x900 [ 231.959599] = 15908kB [ 231.961575] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.965700] Node 0 [ 231.968106] cache_grow_begin+0x91/0x8c0 [ 231.973615] DMA32: [ 231.975849] ? do_raw_spin_unlock+0xa7/0x330 [ 231.979886] 3*4kB [ 231.982123] fallback_alloc+0x203/0x2e0 [ 231.986509] (M) [ 231.988659] ____cache_alloc_node+0x1c7/0x1e0 [ 231.992607] 2*8kB [ 231.994577] kmem_cache_alloc_node+0xe3/0x730 [ 231.999045] (UM) [ 232.001194] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 232.005671] 3*16kB [ 232.007730] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 232.012806] (UM) [ 232.015040] __alloc_skb+0x119/0x770 [ 232.019597] 3*32kB [ 232.021658] ? calc_wheel_index+0x220/0x220 [ 232.025346] (UM) [ 232.027579] ? skb_scrub_packet+0x490/0x490 [ 232.031881] 5*64kB [ 232.033946] ? vprintk_default+0x28/0x30 [ 232.038236] (UM) [ 232.040464] ? vprintk_func+0x85/0x181 [ 232.044511] 3*128kB [ 232.046573] ? printk+0xa7/0xcf [ 232.050433] (M) [ 232.052755] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 232.056015] 3*256kB [ 232.057991] new_skb+0x26/0x1c0 [ 232.062717] (M) [ 232.065042] aoecmd_cfg+0x279/0x7f0 [ 232.068302] 4*512kB [ 232.070277] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 232.073872] (UM) [ 232.076190] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.080486] 3*1024kB [ 232.082554] ? check_preemption_disabled+0x48/0x280 [ 232.088069] (UM) [ 232.090474] ? check_preemption_disabled+0x48/0x280 [ 232.095461] 1*2048kB (M) [ 232.097543] ? __lock_is_held+0xb5/0x140 [ 232.102526] 4*4096kB (M) [ 232.105300] discover_timer+0x50/0x60 [ 232.109328] = 25196kB [ 232.112082] call_timer_fn+0x272/0x920 [ 232.115859] Node 0 [ 232.118270] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 232.122131] Normal: [ 232.124378] ? process_timeout+0x40/0x40 [ 232.129198] 1032*4kB [ 232.131530] ? find_held_lock+0x36/0x1c0 [ 232.135566] (ME) [ 232.137974] ? mark_held_locks+0xc7/0x130 [ 232.142006] 425*8kB (UME) [ 232.144077] ? _raw_spin_unlock_irq+0x27/0x80 [ 232.148198] 181*16kB [ 232.151041] ? _raw_spin_unlock_irq+0x27/0x80 [ 232.155523] (UME) [ 232.157930] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 232.162394] 72*32kB (UME) [ 232.164551] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 232.169376] 20*64kB [ 232.172220] ? trace_hardirqs_on+0xbd/0x310 [ 232.176775] (UM) [ 232.179096] ? kasan_check_read+0x11/0x20 [ 232.183389] 0*128kB [ 232.185446] ? __run_timers+0x7da/0xc70 [ 232.189566] 0*256kB 0*512kB [ 232.191922] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 232.195878] 0*1024kB [ 232.198904] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 232.204319] 0*2048kB [ 232.206724] __run_timers+0x7e5/0xc70 [ 232.211542] 0*4096kB [ 232.213956] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 232.217722] = 14008kB [ 232.220132] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 232.225499] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 232.227915] ? graph_lock+0x170/0x170 [ 232.232912] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 232.241737] ? print_usage_bug+0xc0/0xc0 [ 232.245528] 144 total pagecache pages [ 232.254093] ? enqueue_hrtimer+0x1a5/0x560 [ 232.258138] 0 pages in swap cache [ 232.261928] ? lock_release+0x970/0x970 [ 232.266142] Swap cache stats: add 0, delete 0, find 0/0 [ 232.269673] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 232.273626] Free swap = 0kB [ 232.278986] ? find_held_lock+0x36/0x1c0 [ 232.284154] Total swap = 0kB [ 232.287183] ? graph_lock+0x170/0x170 [ 232.291221] 1965979 pages RAM [ 232.294234] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.298014] 0 pages HighMem/MovableOnly [ 232.301121] ? check_preemption_disabled+0x48/0x280 [ 232.306633] 342306 pages reserved [ 232.310605] ? __lock_is_held+0xb5/0x140 [ 232.315590] 0 pages cma reserved [ 232.319036] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.323145] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 232.326434] ? check_preemption_disabled+0x48/0x280 [ 232.332035] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 232.338438] run_timer_softirq+0x52/0xb0 [ 232.343432] ksoftirqd/0 cpuset= [ 232.353738] ? rcu_read_lock_sched_held+0x108/0x120 [ 232.357778] / [ 232.361057] __do_softirq+0x30c/0xb03 [ 232.366050] mems_allowed=0 [ 232.367767] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 232.379560] ? pvclock_read_flags+0x160/0x160 [ 232.384059] ? lapic_next_event+0x5a/0x90 [ 232.388212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.393755] ? check_preemption_disabled+0x48/0x280 [ 232.398777] ? check_preemption_disabled+0x48/0x280 [ 232.403801] ? kvm_clock_read+0x18/0x30 [ 232.407778] ? kvm_sched_clock_read+0x9/0x20 [ 232.412194] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 232.417738] ? check_preemption_disabled+0x48/0x280 [ 232.422772] irq_exit+0x17f/0x1c0 [ 232.426230] smp_apic_timer_interrupt+0x1cb/0x760 [ 232.431071] ? smp_reschedule_interrupt+0x109/0x650 [ 232.436094] ? smp_call_function_single_interrupt+0x650/0x650 [ 232.441985] ? interrupt_entry+0xb5/0xf0 [ 232.446061] ? trace_hardirqs_off_caller+0xbb/0x310 [ 232.451082] ? trace_hardirqs_off_caller+0xbb/0x310 [ 232.456102] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 232.460948] ? trace_hardirqs_on_caller+0x310/0x310 [ 232.465969] ? trace_hardirqs_on_caller+0x310/0x310 [ 232.471014] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.476560] ? check_preemption_disabled+0x48/0x280 [ 232.481577] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.487162] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 232.492023] apic_timer_interrupt+0xf/0x20 [ 232.496257] </IRQ> [ 232.498509] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 232.503973] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 232.522877] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 232.530592] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 232.537860] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 232.545130] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 232.552399] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 232.559667] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 232.566961] ? shrink_node_memcg+0x724/0x18e0 [ 232.571457] ? shrink_node_memcg+0x72e/0x18e0 [ 232.575966] shrink_node_memcg+0x72e/0x18e0 [ 232.580307] ? shrink_active_list+0x1c20/0x1c20 [ 232.584985] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 232.590615] ? graph_lock+0x170/0x170 [ 232.594419] ? mem_cgroup_charge_statistics+0x780/0x780 [ 232.599789] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.605339] ? print_usage_bug+0xc0/0xc0 [ 232.609423] shrink_node+0x3bc/0x16b0 [ 232.613229] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 232.618545] ? shrink_node_memcg+0x18e0/0x18e0 [ 232.623130] ? lockdep_hardirqs_on+0x421/0x5c0 [ 232.627715] ? trace_hardirqs_on+0xbd/0x310 [ 232.632040] ? vmpressure+0x271/0x340 [ 232.635845] ? do_raw_spin_unlock+0xa7/0x330 [ 232.640256] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 232.644849] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 232.650386] ? __cpuset_node_allowed+0x19b/0x660 [ 232.655146] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 232.660862] ? vmpressure+0x1a2/0x340 [ 232.664675] do_try_to_free_pages+0x3e7/0x1290 [ 232.669281] ? shrink_node+0x16b0/0x16b0 [ 232.673357] ? __lock_is_held+0xb5/0x140 [ 232.677438] try_to_free_pages+0x4d0/0xb90 [ 232.681684] ? do_try_to_free_pages+0x1290/0x1290 [ 232.686528] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.692080] ? lock_acquire+0x1ed/0x520 [ 232.696063] ? set_page_refcounted+0x280/0x280 [ 232.700655] ? lock_release+0x970/0x970 [ 232.704638] ? ___might_sleep+0x1ed/0x300 [ 232.708790] ? arch_local_save_flags+0x40/0x40 [ 232.713397] __alloc_pages_slowpath+0x9c4/0x2d70 [ 232.718188] ? warn_alloc+0x120/0x120 [ 232.721990] ? __radix_tree_lookup+0x4c0/0x4c0 [ 232.726593] ? find_get_entry+0x2f2/0xc40 [ 232.730756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.736300] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 232.741230] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 232.746771] ? should_fail+0x22d/0xd01 [ 232.750666] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 232.755777] ? __lock_is_held+0xb5/0x140 [ 232.759870] ? __lock_is_held+0xb5/0x140 [ 232.763941] ? find_held_lock+0x36/0x1c0 [ 232.768016] ? ___might_sleep+0x1ed/0x300 [ 232.772165] ? lock_release+0x970/0x970 [ 232.776144] ? arch_local_save_flags+0x40/0x40 [ 232.780741] ? __might_sleep+0x95/0x190 [ 232.784726] __alloc_pages_nodemask+0xa80/0xde0 [ 232.789406] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 232.794429] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 232.800232] ? kasan_check_read+0x11/0x20 [ 232.804388] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 232.809671] ? graph_lock+0x170/0x170 [ 232.813474] ? print_usage_bug+0xc0/0xc0 [ 232.817548] ? graph_lock+0x170/0x170 [ 232.821351] ? graph_lock+0x170/0x170 [ 232.825153] ? __do_page_cache_readahead+0x7ce/0x980 [ 232.830261] ? find_held_lock+0x36/0x1c0 [ 232.834331] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 232.840338] alloc_pages_current+0x10c/0x210 [ 232.844752] ? lock_downgrade+0x900/0x900 [ 232.848910] __page_cache_alloc+0x38f/0x5b0 [ 232.853238] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 232.859037] ? kasan_check_read+0x11/0x20 [ 232.863191] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 232.868477] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 232.873167] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 232.878712] ? check_preemption_disabled+0x48/0x280 [ 232.883744] filemap_fault+0x1594/0x25f0 [ 232.887827] ? __lock_page_or_retry+0xa00/0xa00 [ 232.892511] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 232.898313] ? kasan_check_read+0x11/0x20 [ 232.902467] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 232.907760] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 232.912867] ? rcu_bh_qs+0xc0/0xc0 [ 232.916412] ? trace_hardirqs_on+0xbd/0x310 [ 232.920741] ? kasan_check_read+0x11/0x20 [ 232.924897] ? __free_object+0x173/0x340 [ 232.928972] ? filemap_map_pages+0xdea/0x1980 [ 232.933487] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 232.938606] ? __free_object+0x173/0x340 [ 232.942674] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 232.947951] ? debug_object_free+0x325/0x690 [ 232.952370] ? find_get_pages_range_tag+0x1320/0x1320 [ 232.957568] ? graph_lock+0x170/0x170 [ 232.961385] ? kasan_check_read+0x11/0x20 [ 232.965542] ? debug_object_destroy+0x2b0/0x2b0 [ 232.970227] ? lock_acquire+0x1ed/0x520 [ 232.974208] ? ext4_filemap_fault+0x7a/0xad [ 232.978559] ? lock_release+0x970/0x970 [ 232.982540] ? arch_local_save_flags+0x40/0x40 [ 232.987133] ? futex_wait_setup+0x3e0/0x3e0 [ 232.991476] ? down_read+0xb0/0x1d0 [ 232.995109] ? ext4_filemap_fault+0x7a/0xad [ 232.999439] ? __down_interruptible+0x700/0x700 [ 233.004128] ext4_filemap_fault+0x82/0xad [ 233.008282] __do_fault+0x100/0x6b0 [ 233.011915] ? print_bad_pte+0x6c0/0x6c0 [ 233.015978] ? do_futex+0x249/0x26d0 [ 233.019702] ? finish_task_switch+0x1f4/0x910 [ 233.024205] ? _raw_spin_unlock_irq+0x27/0x80 [ 233.028700] ? pmd_val+0x88/0x100 [ 233.032157] ? add_mm_counter_fast+0xd0/0xd0 [ 233.036569] ? pmd_val+0x88/0x100 [ 233.040031] ? add_mm_counter_fast+0xd0/0xd0 [ 233.044447] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 233.049993] __handle_mm_fault+0x3709/0x53e0 [ 233.054419] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 233.059268] ? __switch_to_asm+0x34/0x70 [ 233.063335] ? graph_lock+0x170/0x170 [ 233.067141] ? print_usage_bug+0xc0/0xc0 [ 233.071203] ? __switch_to_asm+0x34/0x70 [ 233.075270] ? graph_lock+0x170/0x170 [ 233.079074] ? graph_lock+0x170/0x170 [ 233.082899] ? handle_mm_fault+0x42a/0xc70 [ 233.087141] ? lock_downgrade+0x900/0x900 [ 233.091295] ? check_preemption_disabled+0x48/0x280 [ 233.096324] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 233.102128] ? kasan_check_read+0x11/0x20 [ 233.106280] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 233.111561] ? rcu_bh_qs+0xc0/0xc0 [ 233.115106] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 233.120561] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 233.126101] ? check_preemption_disabled+0x48/0x280 [ 233.131130] handle_mm_fault+0x54f/0xc70 [ 233.135199] ? __handle_mm_fault+0x53e0/0x53e0 [ 233.139790] ? find_vma+0x34/0x190 [ 233.143339] __do_page_fault+0x67d/0xed0 [ 233.147410] ? mm_fault_error+0x380/0x380 [ 233.151559] ? trace_hardirqs_off+0xb8/0x310 [ 233.155969] ? trace_hardirqs_on+0x310/0x310 [ 233.160388] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 233.165756] ? trace_hardirqs_on+0x310/0x310 [ 233.170172] do_page_fault+0xf2/0x7e0 [ 233.173978] ? vmalloc_sync_all+0x30/0x30 [ 233.178139] ? error_entry+0x70/0xd0 [ 233.181861] ? trace_hardirqs_off_caller+0xbb/0x310 [ 233.186879] ? trace_hardirqs_on_caller+0xc0/0x310 [ 233.191812] ? syscall_return_slowpath+0x5e0/0x5e0 [ 233.196744] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 233.201600] ? trace_hardirqs_on_caller+0x310/0x310 [ 233.206616] ? trace_hardirqs_off+0x310/0x310 [ 233.211119] ? prepare_exit_to_usermode+0x291/0x3b0 [ 233.216139] ? page_fault+0x8/0x30 [ 233.219687] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 233.224540] ? page_fault+0x8/0x30 [ 233.228081] page_fault+0x1e/0x30 [ 233.231533] RIP: 0033:0x45ddf3 [ 233.234730] Code: Bad RIP value. [ 233.238094] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 233.243461] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 233.250740] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 233.258017] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 233.265290] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 233.272559] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 233.279882] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 233.279951] aoe: skb alloc failure [ 233.286727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 233.286736] Call Trace: [ 233.290331] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 233.299620] dump_stack+0x1c4/0x2b6 [ 233.302183] syz-fuzzer cpuset= [ 233.312427] ? dump_stack_print_info.cold.1+0x20/0x20 [ 233.316035] / [ 233.319231] warn_alloc.cold.119+0xb7/0x1bd [ 233.324391] mems_allowed=0 [ 233.326101] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 233.338153] ? lock_downgrade+0x900/0x900 [ 233.342311] ? trace_hardirqs_off+0xb8/0x310 [ 233.346727] ? trace_hardirqs_off+0xb8/0x310 [ 233.351146] __alloc_pages_slowpath+0x265e/0x2d70 [ 233.356019] ? warn_alloc+0x120/0x120 [ 233.359827] ? warn_alloc+0x120/0x120 [ 233.363635] ? print_usage_bug+0xc0/0xc0 [ 233.367701] ? warn_alloc+0x120/0x120 [ 233.371517] ? print_usage_bug+0xc0/0xc0 [ 233.375591] ? __lock_acquire+0x7ec/0x4ec0 [ 233.379825] ? __lock_acquire+0x7ec/0x4ec0 [ 233.384065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.389603] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 233.395143] ? should_fail+0x22d/0xd01 [ 233.399040] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 233.404145] ? __lock_acquire+0x7ec/0x4ec0 [ 233.408387] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 233.413490] ? __lock_acquire+0x7ec/0x4ec0 [ 233.417744] ? should_fail+0x22d/0xd01 [ 233.421644] ? mark_held_locks+0x130/0x130 [ 233.425889] ? mark_held_locks+0x130/0x130 [ 233.430133] ? mark_held_locks+0xc7/0x130 [ 233.434300] ? print_usage_bug+0xc0/0xc0 [ 233.438363] ? graph_lock+0x170/0x170 [ 233.442164] ? print_usage_bug+0xc0/0xc0 [ 233.446231] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.451774] ? check_preemption_disabled+0x48/0x280 [ 233.456840] ? check_preemption_disabled+0x48/0x280 [ 233.461868] ? __lock_is_held+0xb5/0x140 [ 233.465939] __alloc_pages_nodemask+0xa80/0xde0 [ 233.470616] ? graph_lock+0x170/0x170 [ 233.474426] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 233.479443] ? graph_lock+0x170/0x170 [ 233.483259] ? find_held_lock+0x36/0x1c0 [ 233.487334] ? ____cache_alloc_node+0x1c7/0x1e0 [ 233.492008] ? lock_downgrade+0x900/0x900 [ 233.496165] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.501720] cache_grow_begin+0x91/0x8c0 [ 233.505810] ? do_raw_spin_unlock+0xa7/0x330 [ 233.510577] fallback_alloc+0x203/0x2e0 [ 233.514563] ____cache_alloc_node+0x1c7/0x1e0 [ 233.519066] kmem_cache_alloc_node+0xe3/0x730 [ 233.523567] ? ipv6_get_ifaddr+0x42e/0x620 [ 233.527813] __alloc_skb+0x119/0x770 [ 233.531538] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 233.536821] ? skb_scrub_packet+0x490/0x490 [ 233.541148] ? lock_downgrade+0x900/0x900 [ 233.545307] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.550849] ? refcount_sub_and_test_checked+0x203/0x310 [ 233.556304] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 233.561755] ? addrconf_rs_timer+0x690/0x690 [ 233.566181] ndisc_alloc_skb+0x144/0x340 [ 233.570251] ndisc_send_rs+0x331/0x6e0 [ 233.574146] addrconf_rs_timer+0x314/0x690 [ 233.578392] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 233.582647] call_timer_fn+0x272/0x920 [ 233.586543] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 233.590780] ? process_timeout+0x40/0x40 [ 233.594842] ? find_held_lock+0x36/0x1c0 [ 233.598932] ? __run_timers+0x7da/0xc70 [ 233.602914] ? _raw_spin_unlock_irq+0x27/0x80 [ 233.607415] ? _raw_spin_unlock_irq+0x27/0x80 [ 233.611910] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 233.616148] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 233.620736] ? trace_hardirqs_on+0xbd/0x310 [ 233.625064] ? kasan_check_read+0x11/0x20 [ 233.629213] ? __run_timers+0x7da/0xc70 [ 233.633190] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 233.638658] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 233.642894] __run_timers+0x7e5/0xc70 [ 233.646712] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 233.652081] ? _raw_spin_unlock_irq+0x27/0x80 [ 233.656581] ? _raw_spin_unlock_irq+0x27/0x80 [ 233.661077] ? lockdep_hardirqs_on+0x421/0x5c0 [ 233.665665] ? trace_hardirqs_on+0xbd/0x310 [ 233.669988] ? kasan_check_read+0x11/0x20 [ 233.674143] ? finish_task_switch+0x1f4/0x910 [ 233.678644] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 233.684096] ? compat_start_thread+0x80/0x80 [ 233.688525] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.694073] ? _raw_spin_unlock_irq+0x60/0x80 [ 233.698575] ? pvclock_read_flags+0x160/0x160 [ 233.703103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.709093] ? check_preemption_disabled+0x48/0x280 [ 233.714128] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 233.719682] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 233.724962] ? rcu_pm_notify+0xc0/0xc0 [ 233.728851] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.734395] ? check_preemption_disabled+0x48/0x280 [ 233.739420] run_timer_softirq+0x52/0xb0 [ 233.743480] ? rcu_read_lock_sched_held+0x108/0x120 [ 233.748524] __do_softirq+0x30c/0xb03 [ 233.752332] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 233.757100] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 233.762206] ? trace_hardirqs_off+0x310/0x310 [ 233.766713] ? schedule+0x108/0x460 [ 233.770354] ? trace_hardirqs_off+0xb8/0x310 [ 233.774769] ? smpboot_thread_fn+0x68b/0xa00 [ 233.779219] ? trace_hardirqs_on+0x310/0x310 [ 233.783631] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 233.789176] ? check_preemption_disabled+0x48/0x280 [ 233.794198] ? takeover_tasklets+0xa90/0xa90 [ 233.798611] run_ksoftirqd+0x94/0x100 [ 233.802416] smpboot_thread_fn+0x68b/0xa00 [ 233.806658] ? sort_range+0x30/0x30 [ 233.810291] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 233.815395] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 233.820938] ? __kthread_parkme+0xfb/0x1a0 [ 233.825181] kthread+0x35a/0x420 [ 233.828548] ? sort_range+0x30/0x30 [ 233.832175] ? kthread_bind+0x40/0x40 [ 233.835986] ret_from_fork+0x3a/0x50 [ 233.839718] warn_alloc_show_mem: 1 callbacks suppressed [ 233.839730] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 233.839732] Mem-Info: [ 233.839766] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 233.839766] active_file:12 inactive_file:13 isolated_file:0 [ 233.839766] unevictable:0 dirty:0 writeback:0 unstable:0 [ 233.839766] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 233.839766] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 233.839766] free:13778 free_pcp:148 free_cma:0 [ 233.845104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 233.852122] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 233.854533] Call Trace: [ 233.887403] Node 0 [ 233.896749] <IRQ> [ 233.924262] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 233.926826] dump_stack+0x1c4/0x2b6 [ 233.929033] lowmem_reserve[]: [ 233.931180] ? dump_stack_print_info.cold.1+0x20/0x20 [ 233.956656] 0 [ 233.960293] warn_alloc.cold.119+0xb7/0x1bd [ 233.963367] 2819 [ 233.968554] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 233.970336] 6323 [ 233.974657] ? lock_downgrade+0x900/0x900 [ 233.976698] 6323 [ 233.981544] ? trace_hardirqs_off+0xb8/0x310 [ 233.987728] ? trace_hardirqs_off+0xb8/0x310 [ 233.989767] Node 0 [ 233.994179] __alloc_pages_slowpath+0x265e/0x2d70 [ 233.998586] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 234.000818] ? warn_alloc+0x120/0x120 [ 234.005610] lowmem_reserve[]: 0 [ 234.032864] ? pvclock_read_flags+0x160/0x160 [ 234.036643] 0 [ 234.039918] ? warn_alloc+0x120/0x120 [ 234.044387] 3503 [ 234.046190] ? print_usage_bug+0xc0/0xc0 [ 234.049964] 3503 [ 234.052026] ? warn_alloc+0x120/0x120 [ 234.058122] ? kvm_clock_read+0x18/0x30 [ 234.061900] Node 0 [ 234.065869] ? print_usage_bug+0xc0/0xc0 [ 234.065900] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 234.065908] lowmem_reserve[]: [ 234.068162] ? ktime_get+0x2e1/0x440 [ 234.072204] 0 0 [ 234.100328] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.103407] 0 [ 234.107119] ? check_preemption_disabled+0x48/0x280 [ 234.109071] 0 [ 234.114605] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 234.121394] ? should_fail+0x22d/0xd01 [ 234.123180] Node 0 [ 234.128723] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 234.132578] DMA: [ 234.134815] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 234.140066] 1*4kB [ 234.142126] ? __lock_acquire+0x7ec/0x4ec0 [ 234.147208] (U) [ 234.149375] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 234.153590] 0*8kB [ 234.155563] ? __lock_acquire+0x7ec/0x4ec0 [ 234.160646] 0*16kB [ 234.162788] ? should_fail+0x22d/0xd01 [ 234.166999] 1*32kB [ 234.169231] ? print_usage_bug+0xc0/0xc0 [ 234.173094] (U) [ 234.175331] ? mark_held_locks+0x130/0x130 [ 234.179369] 2*64kB [ 234.181342] ? mark_held_locks+0x130/0x130 [ 234.185598] (U) [ 234.187833] ? graph_lock+0x170/0x170 [ 234.192040] 1*128kB [ 234.194019] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 234.197788] (U) [ 234.200113] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.205103] 1*256kB [ 234.207081] ? check_preemption_disabled+0x48/0x280 [ 234.212591] (U) [ 234.214916] ? check_preemption_disabled+0x48/0x280 [ 234.219922] 0*512kB [ 234.221899] ? __lock_is_held+0xb5/0x140 [ 234.226891] 1*1024kB [ 234.229216] __alloc_pages_nodemask+0xa80/0xde0 [ 234.233252] (U) [ 234.235657] ? graph_lock+0x170/0x170 [ 234.240303] 1*2048kB [ 234.242273] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 234.246049] (M) [ 234.248453] ? graph_lock+0x170/0x170 [ 234.253450] 3*4096kB [ 234.255430] ? find_held_lock+0x36/0x1c0 [ 234.259199] (M) [ 234.261610] ? ____cache_alloc_node+0x1c7/0x1e0 [ 234.265645] = 15908kB [ 234.267616] ? lock_downgrade+0x900/0x900 [ 234.272261] Node 0 [ 234.274669] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.278790] DMA32: [ 234.281027] cache_grow_begin+0x91/0x8c0 [ 234.286538] 3*4kB [ 234.288772] ? do_raw_spin_unlock+0xa7/0x330 [ 234.292810] (M) [ 234.294959] fallback_alloc+0x203/0x2e0 [ 234.299339] 2*8kB [ 234.301312] ____cache_alloc_node+0x1c7/0x1e0 [ 234.305261] (UM) [ 234.307411] kmem_cache_alloc_node+0xe3/0x730 [ 234.311885] 3*16kB [ 234.313944] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 234.318410] (UM) [ 234.320646] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 234.325724] 3*32kB [ 234.327789] __alloc_skb+0x119/0x770 [ 234.332341] (UM) [ 234.334575] ? calc_wheel_index+0x220/0x220 [ 234.338262] 5*64kB [ 234.340319] ? skb_scrub_packet+0x490/0x490 [ 234.344618] (UM) [ 234.346857] ? vprintk_default+0x28/0x30 [ 234.351149] 3*128kB [ 234.353206] ? vprintk_func+0x85/0x181 [ 234.357249] (M) [ 234.359601] ? printk+0xa7/0xcf [ 234.363465] 3*256kB [ 234.365438] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 234.368705] (M) 4*512kB [ 234.371052] new_skb+0x26/0x1c0 [ 234.375779] (UM) [ 234.378450] aoecmd_cfg+0x279/0x7f0 [ 234.381710] 3*1024kB [ 234.383773] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 234.387377] (UM) 1*2048kB [ 234.389797] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.394102] (M) 4*4096kB [ 234.396959] ? check_preemption_disabled+0x48/0x280 [ 234.402461] (M) = 25196kB [ 234.405230] ? check_preemption_disabled+0x48/0x280 [ 234.410224] Node 0 [ 234.412982] ? __lock_is_held+0xb5/0x140 [ 234.417967] Normal: [ 234.420211] discover_timer+0x50/0x60 [ 234.424240] 1032*4kB [ 234.426563] call_timer_fn+0x272/0x920 [ 234.430337] (ME) [ 234.432743] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 234.436607] 425*8kB [ 234.438668] ? process_timeout+0x40/0x40 [ 234.443483] (UME) 181*16kB [ 234.445824] ? find_held_lock+0x36/0x1c0 [ 234.449859] (UME) 72*32kB [ 234.452801] ? mark_held_locks+0xc7/0x130 [ 234.456833] (UME) [ 234.459680] ? _raw_spin_unlock_irq+0x27/0x80 [ 234.463795] 20*64kB [ 234.465939] ? _raw_spin_unlock_irq+0x27/0x80 [ 234.470412] (UM) [ 234.472732] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 234.477201] 0*128kB [ 234.479310] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 234.484129] 0*256kB [ 234.486448] ? trace_hardirqs_on+0xbd/0x310 [ 234.491005] 0*512kB [ 234.493332] ? kasan_check_read+0x11/0x20 [ 234.497628] 0*1024kB [ 234.499947] ? __run_timers+0x7da/0xc70 [ 234.504073] 0*2048kB [ 234.506477] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 234.510426] 0*4096kB [ 234.512840] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 234.518257] = 14008kB [ 234.520666] __run_timers+0x7e5/0xc70 [ 234.525499] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 234.527908] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 234.531684] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 234.540515] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 234.545858] 144 total pagecache pages [ 234.554428] ? graph_lock+0x170/0x170 [ 234.559431] 0 pages in swap cache [ 234.563222] ? print_usage_bug+0xc0/0xc0 [ 234.567004] Swap cache stats: add 0, delete 0, find 0/0 [ 234.570449] ? enqueue_hrtimer+0x1a5/0x560 [ 234.574481] Free swap = 0kB [ 234.574490] Total swap = 0kB [ 234.579855] ? lock_release+0x970/0x970 [ 234.584065] 1965979 pages RAM [ 234.587083] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 234.590076] 0 pages HighMem/MovableOnly [ 234.594045] ? find_held_lock+0x36/0x1c0 [ 234.597128] 342306 pages reserved [ 234.602325] ? graph_lock+0x170/0x170 [ 234.606292] 0 pages cma reserved [ 234.610349] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.613851] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 234.617577] ? check_preemption_disabled+0x48/0x280 [ 234.621005] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 234.626475] ? __lock_is_held+0xb5/0x140 [ 234.632941] ksoftirqd/0 cpuset= [ 234.637951] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.648239] / [ 234.652304] ? check_preemption_disabled+0x48/0x280 [ 234.655563] mems_allowed=0 [ 234.661095] run_timer_softirq+0x52/0xb0 [ 234.674755] ? rcu_read_lock_sched_held+0x108/0x120 [ 234.679777] __do_softirq+0x30c/0xb03 [ 234.683591] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 234.688704] ? pvclock_read_flags+0x160/0x160 [ 234.693203] ? lapic_next_event+0x5a/0x90 [ 234.697357] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.702900] ? check_preemption_disabled+0x48/0x280 [ 234.707921] ? check_preemption_disabled+0x48/0x280 [ 234.712945] ? kvm_clock_read+0x18/0x30 [ 234.716925] ? kvm_sched_clock_read+0x9/0x20 [ 234.721338] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 234.726878] ? check_preemption_disabled+0x48/0x280 [ 234.731912] irq_exit+0x17f/0x1c0 [ 234.735370] smp_apic_timer_interrupt+0x1cb/0x760 [ 234.740216] ? smp_reschedule_interrupt+0x109/0x650 [ 234.745235] ? smp_call_function_single_interrupt+0x650/0x650 [ 234.751126] ? interrupt_entry+0xb5/0xf0 [ 234.755192] ? trace_hardirqs_off_caller+0xbb/0x310 [ 234.760210] ? trace_hardirqs_off_caller+0xbb/0x310 [ 234.765240] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 234.770085] ? trace_hardirqs_on_caller+0x310/0x310 [ 234.775106] ? trace_hardirqs_on_caller+0x310/0x310 [ 234.780127] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.785672] ? check_preemption_disabled+0x48/0x280 [ 234.790689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.796239] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 234.801093] apic_timer_interrupt+0xf/0x20 [ 234.805323] </IRQ> [ 234.807565] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 234.813036] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 234.831936] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 234.840050] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 234.847322] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 234.854591] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 234.861859] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 234.869131] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 234.876422] ? shrink_node_memcg+0x724/0x18e0 [ 234.880920] ? shrink_node_memcg+0x72e/0x18e0 [ 234.885425] shrink_node_memcg+0x72e/0x18e0 [ 234.889765] ? shrink_active_list+0x1c20/0x1c20 [ 234.894444] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 234.900073] ? graph_lock+0x170/0x170 [ 234.903879] ? mem_cgroup_charge_statistics+0x780/0x780 [ 234.909245] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.914793] ? print_usage_bug+0xc0/0xc0 [ 234.918879] shrink_node+0x3bc/0x16b0 [ 234.922686] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 234.927992] ? shrink_node_memcg+0x18e0/0x18e0 [ 234.932581] ? lockdep_hardirqs_on+0x421/0x5c0 [ 234.937165] ? trace_hardirqs_on+0xbd/0x310 [ 234.941490] ? vmpressure+0x271/0x340 [ 234.945319] ? do_raw_spin_unlock+0xa7/0x330 [ 234.949735] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 234.954324] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 234.959862] ? __cpuset_node_allowed+0x19b/0x660 [ 234.964620] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 234.970331] ? vmpressure+0x1a2/0x340 [ 234.974146] do_try_to_free_pages+0x3e7/0x1290 [ 234.978747] ? shrink_node+0x16b0/0x16b0 [ 234.982817] ? __lock_is_held+0xb5/0x140 [ 234.986895] try_to_free_pages+0x4d0/0xb90 [ 234.991139] ? do_try_to_free_pages+0x1290/0x1290 [ 234.995985] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.001636] ? lock_acquire+0x1ed/0x520 [ 235.005617] ? set_page_refcounted+0x280/0x280 [ 235.010209] ? lock_release+0x970/0x970 [ 235.014194] ? ___might_sleep+0x1ed/0x300 [ 235.018344] ? arch_local_save_flags+0x40/0x40 [ 235.022940] __alloc_pages_slowpath+0x9c4/0x2d70 [ 235.027729] ? warn_alloc+0x120/0x120 [ 235.031536] ? __radix_tree_lookup+0x4c0/0x4c0 [ 235.036136] ? find_get_entry+0x2f2/0xc40 [ 235.040294] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.045836] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 235.050765] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 235.056304] ? should_fail+0x22d/0xd01 [ 235.060201] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 235.065305] ? __lock_is_held+0xb5/0x140 [ 235.069414] ? __lock_is_held+0xb5/0x140 [ 235.073485] ? find_held_lock+0x36/0x1c0 [ 235.077565] ? ___might_sleep+0x1ed/0x300 [ 235.081714] ? lock_release+0x970/0x970 [ 235.085695] ? arch_local_save_flags+0x40/0x40 [ 235.090293] ? __might_sleep+0x95/0x190 [ 235.094272] __alloc_pages_nodemask+0xa80/0xde0 [ 235.098955] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 235.103980] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 235.109789] ? kasan_check_read+0x11/0x20 [ 235.113940] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 235.119226] ? graph_lock+0x170/0x170 [ 235.123031] ? print_usage_bug+0xc0/0xc0 [ 235.127101] ? graph_lock+0x170/0x170 [ 235.130908] ? graph_lock+0x170/0x170 [ 235.134711] ? __do_page_cache_readahead+0x7ce/0x980 [ 235.139825] ? find_held_lock+0x36/0x1c0 [ 235.143894] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 235.149441] alloc_pages_current+0x10c/0x210 [ 235.153851] ? lock_downgrade+0x900/0x900 [ 235.158016] __page_cache_alloc+0x38f/0x5b0 [ 235.162345] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 235.168148] ? kasan_check_read+0x11/0x20 [ 235.172302] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 235.177583] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 235.182255] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 235.187797] ? check_preemption_disabled+0x48/0x280 [ 235.192828] filemap_fault+0x1594/0x25f0 [ 235.196904] ? __lock_page_or_retry+0xa00/0xa00 [ 235.201581] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 235.207383] ? kasan_check_read+0x11/0x20 [ 235.211535] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 235.216820] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 235.221927] ? rcu_bh_qs+0xc0/0xc0 [ 235.225473] ? trace_hardirqs_on+0xbd/0x310 [ 235.229808] ? kasan_check_read+0x11/0x20 [ 235.233962] ? __free_object+0x173/0x340 [ 235.238036] ? filemap_map_pages+0xdea/0x1980 [ 235.242544] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 235.247656] ? __free_object+0x173/0x340 [ 235.251723] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 235.257001] ? debug_object_free+0x325/0x690 [ 235.261422] ? find_get_pages_range_tag+0x1320/0x1320 [ 235.266623] ? graph_lock+0x170/0x170 [ 235.270449] ? kasan_check_read+0x11/0x20 [ 235.274605] ? debug_object_destroy+0x2b0/0x2b0 [ 235.279287] ? lock_acquire+0x1ed/0x520 [ 235.283264] ? ext4_filemap_fault+0x7a/0xad [ 235.287596] ? lock_release+0x970/0x970 [ 235.291591] ? arch_local_save_flags+0x40/0x40 [ 235.296182] ? futex_wait_setup+0x3e0/0x3e0 [ 235.300527] ? down_read+0xb0/0x1d0 [ 235.304159] ? ext4_filemap_fault+0x7a/0xad [ 235.308512] ? __down_interruptible+0x700/0x700 [ 235.313206] ext4_filemap_fault+0x82/0xad [ 235.317360] __do_fault+0x100/0x6b0 [ 235.321002] ? print_bad_pte+0x6c0/0x6c0 [ 235.325074] ? do_futex+0x249/0x26d0 [ 235.328791] ? finish_task_switch+0x1f4/0x910 [ 235.333301] ? _raw_spin_unlock_irq+0x27/0x80 [ 235.337797] ? pmd_val+0x88/0x100 [ 235.341259] ? add_mm_counter_fast+0xd0/0xd0 [ 235.345670] ? pmd_val+0x88/0x100 [ 235.349125] ? add_mm_counter_fast+0xd0/0xd0 [ 235.353543] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 235.359088] __handle_mm_fault+0x3709/0x53e0 [ 235.363516] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 235.368363] ? __switch_to_asm+0x34/0x70 [ 235.372427] ? graph_lock+0x170/0x170 [ 235.376230] ? print_usage_bug+0xc0/0xc0 [ 235.380293] ? __switch_to_asm+0x34/0x70 [ 235.384366] ? graph_lock+0x170/0x170 [ 235.388168] ? graph_lock+0x170/0x170 [ 235.391989] ? handle_mm_fault+0x42a/0xc70 [ 235.396233] ? lock_downgrade+0x900/0x900 [ 235.400388] ? check_preemption_disabled+0x48/0x280 [ 235.405414] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 235.411213] ? kasan_check_read+0x11/0x20 [ 235.415365] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 235.420650] ? rcu_bh_qs+0xc0/0xc0 [ 235.424191] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 235.429649] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 235.435204] ? check_preemption_disabled+0x48/0x280 [ 235.440232] handle_mm_fault+0x54f/0xc70 [ 235.444304] ? __handle_mm_fault+0x53e0/0x53e0 [ 235.448895] ? find_vma+0x34/0x190 [ 235.452447] __do_page_fault+0x67d/0xed0 [ 235.456525] ? mm_fault_error+0x380/0x380 [ 235.460675] ? trace_hardirqs_off+0xb8/0x310 [ 235.465097] ? trace_hardirqs_on+0x310/0x310 [ 235.469519] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 235.474889] ? trace_hardirqs_on+0x310/0x310 [ 235.479306] do_page_fault+0xf2/0x7e0 [ 235.483111] ? vmalloc_sync_all+0x30/0x30 [ 235.487260] ? error_entry+0x70/0xd0 [ 235.490977] ? trace_hardirqs_off_caller+0xbb/0x310 [ 235.496001] ? trace_hardirqs_on_caller+0xc0/0x310 [ 235.500938] ? syscall_return_slowpath+0x5e0/0x5e0 [ 235.505874] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 235.510723] ? trace_hardirqs_on_caller+0x310/0x310 [ 235.515738] ? trace_hardirqs_off+0x310/0x310 [ 235.520237] ? prepare_exit_to_usermode+0x291/0x3b0 [ 235.525271] ? page_fault+0x8/0x30 [ 235.528814] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 235.533662] ? page_fault+0x8/0x30 [ 235.537206] page_fault+0x1e/0x30 [ 235.540661] RIP: 0033:0x45ddf3 [ 235.543860] Code: Bad RIP value. [ 235.547221] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 235.552587] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 235.559855] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 235.567121] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 235.574388] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 235.581657] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 235.588954] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 235.589042] aoe: skb alloc failure [ 235.595801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 235.595806] Call Trace: [ 235.595829] dump_stack+0x1c4/0x2b6 [ 235.595846] ? dump_stack_print_info.cold.1+0x20/0x20 [ 235.599432] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 235.608754] warn_alloc.cold.119+0xb7/0x1bd [ 235.611309] syz-fuzzer cpuset= [ 235.614931] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 235.620100] / [ 235.630322] ? lock_downgrade+0x900/0x900 [ 235.634623] mems_allowed=0 [ 235.637818] ? trace_hardirqs_off+0xb8/0x310 [ 235.655789] ? trace_hardirqs_off+0xb8/0x310 [ 235.660212] __alloc_pages_slowpath+0x265e/0x2d70 [ 235.665088] ? warn_alloc+0x120/0x120 [ 235.668901] ? warn_alloc+0x120/0x120 [ 235.672710] ? print_usage_bug+0xc0/0xc0 [ 235.676777] ? warn_alloc+0x120/0x120 [ 235.680579] ? print_usage_bug+0xc0/0xc0 [ 235.684660] ? __lock_acquire+0x7ec/0x4ec0 [ 235.688895] ? __lock_acquire+0x7ec/0x4ec0 [ 235.693132] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.698671] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 235.704213] ? should_fail+0x22d/0xd01 [ 235.708560] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 235.713665] ? __lock_acquire+0x7ec/0x4ec0 [ 235.717908] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 235.723010] ? __lock_acquire+0x7ec/0x4ec0 [ 235.727246] ? should_fail+0x22d/0xd01 [ 235.731145] ? mark_held_locks+0x130/0x130 [ 235.735391] ? mark_held_locks+0x130/0x130 [ 235.739635] ? mark_held_locks+0xc7/0x130 [ 235.743782] ? print_usage_bug+0xc0/0xc0 [ 235.747850] ? graph_lock+0x170/0x170 [ 235.751654] ? print_usage_bug+0xc0/0xc0 [ 235.755721] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.761261] ? check_preemption_disabled+0x48/0x280 [ 235.766278] ? check_preemption_disabled+0x48/0x280 [ 235.771307] ? __lock_is_held+0xb5/0x140 [ 235.775377] __alloc_pages_nodemask+0xa80/0xde0 [ 235.780051] ? graph_lock+0x170/0x170 [ 235.783882] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 235.788899] ? graph_lock+0x170/0x170 [ 235.792713] ? find_held_lock+0x36/0x1c0 [ 235.796789] ? ____cache_alloc_node+0x1c7/0x1e0 [ 235.801459] ? lock_downgrade+0x900/0x900 [ 235.805617] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.811163] cache_grow_begin+0x91/0x8c0 [ 235.815231] ? do_raw_spin_unlock+0xa7/0x330 [ 235.819655] fallback_alloc+0x203/0x2e0 [ 235.823642] ____cache_alloc_node+0x1c7/0x1e0 [ 235.828145] kmem_cache_alloc_node+0xe3/0x730 [ 235.832641] ? ipv6_get_ifaddr+0x42e/0x620 [ 235.836889] __alloc_skb+0x119/0x770 [ 235.840611] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 235.845898] ? skb_scrub_packet+0x490/0x490 [ 235.850220] ? lock_downgrade+0x900/0x900 [ 235.854379] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.859920] ? refcount_sub_and_test_checked+0x203/0x310 [ 235.865378] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 235.870833] ? addrconf_rs_timer+0x690/0x690 [ 235.875258] ndisc_alloc_skb+0x144/0x340 [ 235.879326] ndisc_send_rs+0x331/0x6e0 [ 235.883221] addrconf_rs_timer+0x314/0x690 [ 235.887468] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 235.891736] call_timer_fn+0x272/0x920 [ 235.895628] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 235.899871] ? process_timeout+0x40/0x40 [ 235.903931] ? find_held_lock+0x36/0x1c0 [ 235.908004] ? __run_timers+0x7da/0xc70 [ 235.911983] ? _raw_spin_unlock_irq+0x27/0x80 [ 235.916481] ? _raw_spin_unlock_irq+0x27/0x80 [ 235.920988] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 235.925226] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 235.929813] ? trace_hardirqs_on+0xbd/0x310 [ 235.934138] ? kasan_check_read+0x11/0x20 [ 235.938292] ? __run_timers+0x7da/0xc70 [ 235.942281] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 235.947743] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 235.951987] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 235.956224] __run_timers+0x7e5/0xc70 [ 235.960100] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 235.965469] ? _raw_spin_unlock_irq+0x27/0x80 [ 235.969995] ? _raw_spin_unlock_irq+0x27/0x80 [ 235.974509] ? lockdep_hardirqs_on+0x421/0x5c0 [ 235.979099] ? trace_hardirqs_on+0xbd/0x310 [ 235.983422] ? kasan_check_read+0x11/0x20 [ 235.987573] ? finish_task_switch+0x1f4/0x910 [ 235.992070] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 235.997552] ? compat_start_thread+0x80/0x80 [ 236.001964] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.007524] ? _raw_spin_unlock_irq+0x60/0x80 [ 236.012030] ? pvclock_read_flags+0x160/0x160 [ 236.016536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.022081] ? check_preemption_disabled+0x48/0x280 [ 236.027108] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 236.032651] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 236.037932] ? rcu_pm_notify+0xc0/0xc0 [ 236.041863] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.047404] ? check_preemption_disabled+0x48/0x280 [ 236.052432] run_timer_softirq+0x52/0xb0 [ 236.056510] ? rcu_read_lock_sched_held+0x108/0x120 [ 236.061535] __do_softirq+0x30c/0xb03 [ 236.065341] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 236.070111] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 236.075241] ? trace_hardirqs_off+0x310/0x310 [ 236.079753] ? schedule+0x108/0x460 [ 236.083396] ? trace_hardirqs_off+0xb8/0x310 [ 236.087806] ? smpboot_thread_fn+0x68b/0xa00 [ 236.092230] ? trace_hardirqs_on+0x310/0x310 [ 236.096649] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 236.102192] ? check_preemption_disabled+0x48/0x280 [ 236.107243] ? takeover_tasklets+0xa90/0xa90 [ 236.111659] run_ksoftirqd+0x94/0x100 [ 236.115464] smpboot_thread_fn+0x68b/0xa00 [ 236.119717] ? sort_range+0x30/0x30 [ 236.123363] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 236.128473] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 236.134026] ? __kthread_parkme+0xfb/0x1a0 [ 236.138272] kthread+0x35a/0x420 [ 236.141642] ? sort_range+0x30/0x30 [ 236.145270] ? kthread_bind+0x40/0x40 [ 236.149078] ret_from_fork+0x3a/0x50 [ 236.152812] warn_alloc_show_mem: 1 callbacks suppressed [ 236.152824] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 236.152826] Mem-Info: [ 236.152859] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 236.152859] active_file:12 inactive_file:13 isolated_file:0 [ 236.152859] unevictable:0 dirty:0 writeback:0 unstable:0 [ 236.152859] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 236.152859] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 236.152859] free:13778 free_pcp:148 free_cma:0 [ 236.158198] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 236.165219] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 236.167626] Call Trace: [ 236.200501] Node 0 [ 236.209846] <IRQ> [ 236.237352] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 236.239909] dump_stack+0x1c4/0x2b6 [ 236.242117] lowmem_reserve[]: [ 236.244265] ? dump_stack_print_info.cold.1+0x20/0x20 [ 236.269741] 0 [ 236.273375] warn_alloc.cold.119+0xb7/0x1bd [ 236.276449] 2819 [ 236.281637] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 236.283415] 6323 [ 236.287731] ? lock_downgrade+0x900/0x900 [ 236.289774] 6323 [ 236.294613] ? trace_hardirqs_off+0xb8/0x310 [ 236.300791] ? trace_hardirqs_off+0xb8/0x310 [ 236.302828] Node 0 [ 236.307238] __alloc_pages_slowpath+0x265e/0x2d70 [ 236.311643] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 236.313878] ? warn_alloc+0x120/0x120 [ 236.318672] lowmem_reserve[]: [ 236.345908] ? pvclock_read_flags+0x160/0x160 [ 236.349704] 0 [ 236.352810] ? warn_alloc+0x120/0x120 [ 236.357286] 0 [ 236.359084] ? print_usage_bug+0xc0/0xc0 [ 236.362861] 3503 [ 236.364660] ? warn_alloc+0x120/0x120 [ 236.368698] 3503 [ 236.370770] ? kvm_clock_read+0x18/0x30 [ 236.374545] Node 0 [ 236.376605] ? print_usage_bug+0xc0/0xc0 [ 236.380581] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 236.382789] ? ktime_get+0x2e1/0x440 [ 236.386829] lowmem_reserve[]: [ 236.414935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.418624] 0 [ 236.421730] ? check_preemption_disabled+0x48/0x280 [ 236.427236] 0 [ 236.429036] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 236.434028] 0 [ 236.435831] ? should_fail+0x22d/0xd01 [ 236.441337] 0 [ 236.441347] Node 0 DMA: [ 236.443168] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 236.447031] 1*4kB [ 236.448834] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 236.451482] (U) [ 236.456763] ? __lock_acquire+0x7ec/0x4ec0 [ 236.458892] 0*8kB [ 236.463989] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 236.465945] 0*16kB [ 236.470175] ? __lock_acquire+0x7ec/0x4ec0 [ 236.472303] 1*32kB [ 236.477399] ? should_fail+0x22d/0xd01 [ 236.479618] (U) [ 236.483846] ? print_usage_bug+0xc0/0xc0 [ 236.486065] 2*64kB [ 236.489949] ? mark_held_locks+0x130/0x130 [ 236.491903] (U) [ 236.495957] ? mark_held_locks+0x130/0x130 [ 236.498175] 1*128kB [ 236.502406] ? graph_lock+0x170/0x170 [ 236.504356] (U) [ 236.508588] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 236.510892] 1*256kB [ 236.514686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.516638] (U) [ 236.521651] ? check_preemption_disabled+0x48/0x280 [ 236.523949] 0*512kB [ 236.529515] ? check_preemption_disabled+0x48/0x280 [ 236.531476] 1*1024kB [ 236.536508] ? __lock_is_held+0xb5/0x140 [ 236.538809] (U) [ 236.543821] __alloc_pages_nodemask+0xa80/0xde0 [ 236.546206] 1*2048kB [ 236.550256] ? graph_lock+0x170/0x170 [ 236.552209] (M) [ 236.556871] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 236.559257] 3*4096kB [ 236.563050] ? graph_lock+0x170/0x170 [ 236.565013] (M) [ 236.570032] ? find_held_lock+0x36/0x1c0 [ 236.572408] = 15908kB [ 236.576209] ? ____cache_alloc_node+0x1c7/0x1e0 [ 236.578158] Node 0 [ 236.582211] ? lock_downgrade+0x900/0x900 [ 236.584599] DMA32: [ 236.589270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.591483] 3*4kB [ 236.595632] cache_grow_begin+0x91/0x8c0 [ 236.597847] (M) [ 236.603379] ? do_raw_spin_unlock+0xa7/0x330 [ 236.605513] 2*8kB [ 236.609577] fallback_alloc+0x203/0x2e0 [ 236.611530] (UM) [ 236.615938] ____cache_alloc_node+0x1c7/0x1e0 [ 236.618065] 3*16kB [ 236.622039] kmem_cache_alloc_node+0xe3/0x730 [ 236.624094] (UM) [ 236.628591] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 236.630796] 3*32kB (UM) [ 236.635294] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 236.637339] 5*64kB [ 236.642438] __alloc_skb+0x119/0x770 [ 236.645086] (UM) [ 236.649666] ? calc_wheel_index+0x220/0x220 [ 236.651882] 3*128kB [ 236.655591] ? skb_scrub_packet+0x490/0x490 [ 236.657636] (M) [ 236.661968] ? vprintk_default+0x28/0x30 [ 236.664262] 3*256kB [ 236.668575] ? vprintk_func+0x85/0x181 [ 236.670534] (M) [ 236.674589] ? printk+0xa7/0xcf [ 236.676893] 4*512kB [ 236.680775] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 236.682730] (UM) [ 236.686039] new_skb+0x26/0x1c0 [ 236.688332] 3*1024kB [ 236.693078] aoecmd_cfg+0x279/0x7f0 [ 236.695118] (UM) [ 236.698398] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 236.700784] 1*2048kB [ 236.704404] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.706442] (M) [ 236.710772] ? check_preemption_disabled+0x48/0x280 [ 236.713154] 4*4096kB [ 236.718684] ? check_preemption_disabled+0x48/0x280 [ 236.720637] (M) [ 236.725657] ? __lock_is_held+0xb5/0x140 [ 236.728050] = 25196kB [ 236.733070] discover_timer+0x50/0x60 [ 236.735012] Node 0 Normal: [ 236.739078] call_timer_fn+0x272/0x920 [ 236.741463] 1032*4kB [ 236.745257] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 236.748162] (ME) [ 236.752043] ? process_timeout+0x40/0x40 [ 236.754429] 425*8kB [ 236.759267] ? find_held_lock+0x36/0x1c0 [ 236.761307] (UME) [ 236.765365] ? mark_held_locks+0xc7/0x130 [ 236.767660] 181*16kB (UME) [ 236.771731] ? _raw_spin_unlock_irq+0x27/0x80 [ 236.773855] 72*32kB [ 236.777999] ? _raw_spin_unlock_irq+0x27/0x80 [ 236.780910] (UME) [ 236.785407] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 236.787704] 20*64kB [ 236.792192] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 236.794320] (UM) [ 236.799158] ? trace_hardirqs_on+0xbd/0x310 [ 236.801459] 0*128kB [ 236.806040] ? kasan_check_read+0x11/0x20 [ 236.808079] 0*256kB [ 236.812397] ? __run_timers+0x7da/0xc70 [ 236.814698] 0*512kB [ 236.818841] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 236.821142] 0*1024kB [ 236.825124] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 236.827415] 0*2048kB [ 236.832877] __run_timers+0x7e5/0xc70 [ 236.835269] 0*4096kB [ 236.840602] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 236.842983] = 14008kB [ 236.846785] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 236.849181] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 236.854533] ? graph_lock+0x170/0x170 [ 236.856931] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 236.861936] ? print_usage_bug+0xc0/0xc0 [ 236.870748] 144 total pagecache pages [ 236.874540] ? enqueue_hrtimer+0x1a5/0x560 [ 236.883099] 0 pages in swap cache [ 236.887149] ? lock_release+0x970/0x970 [ 236.890928] Swap cache stats: add 0, delete 0, find 0/0 [ 236.895152] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 236.898585] Free swap = 0kB [ 236.902553] ? find_held_lock+0x36/0x1c0 [ 236.907894] Total swap = 0kB [ 236.913081] ? graph_lock+0x170/0x170 [ 236.916076] 1965979 pages RAM [ 236.920134] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.923123] 0 pages HighMem/MovableOnly [ 236.923132] 342306 pages reserved [ 236.926932] ? check_preemption_disabled+0x48/0x280 [ 236.930015] 0 pages cma reserved [ 236.935551] ? __lock_is_held+0xb5/0x140 [ 236.939579] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 236.942949] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.948002] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 236.951309] ? check_preemption_disabled+0x48/0x280 [ 236.955346] ksoftirqd/0 cpuset= [ 236.961838] run_timer_softirq+0x52/0xb0 [ 236.967346] / [ 236.977664] ? rcu_read_lock_sched_held+0x108/0x120 [ 236.982658] mems_allowed=0 [ 236.985935] __do_softirq+0x30c/0xb03 [ 237.003417] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 237.008535] ? pvclock_read_flags+0x160/0x160 [ 237.013035] ? lapic_next_event+0x5a/0x90 [ 237.017190] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.022731] ? check_preemption_disabled+0x48/0x280 [ 237.027749] ? check_preemption_disabled+0x48/0x280 [ 237.032777] ? kvm_clock_read+0x18/0x30 [ 237.036757] ? kvm_sched_clock_read+0x9/0x20 [ 237.041171] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 237.046715] ? check_preemption_disabled+0x48/0x280 [ 237.051750] irq_exit+0x17f/0x1c0 [ 237.055209] smp_apic_timer_interrupt+0x1cb/0x760 [ 237.060054] ? smp_reschedule_interrupt+0x109/0x650 [ 237.065076] ? smp_call_function_single_interrupt+0x650/0x650 [ 237.070964] ? interrupt_entry+0xb5/0xf0 [ 237.075031] ? trace_hardirqs_off_caller+0xbb/0x310 [ 237.080054] ? trace_hardirqs_off_caller+0xbb/0x310 [ 237.085072] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 237.089918] ? trace_hardirqs_on_caller+0x310/0x310 [ 237.094935] ? trace_hardirqs_on_caller+0x310/0x310 [ 237.099953] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.105504] ? check_preemption_disabled+0x48/0x280 [ 237.110532] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.116079] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 237.120935] apic_timer_interrupt+0xf/0x20 [ 237.125165] </IRQ> [ 237.127405] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 237.132862] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 237.151767] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 237.159483] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 237.166766] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 237.174039] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 237.181312] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 237.188582] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 237.195875] ? shrink_node_memcg+0x724/0x18e0 [ 237.200377] ? shrink_node_memcg+0x72e/0x18e0 [ 237.204884] shrink_node_memcg+0x72e/0x18e0 [ 237.209224] ? shrink_active_list+0x1c20/0x1c20 [ 237.213909] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 237.219534] ? graph_lock+0x170/0x170 [ 237.223343] ? mem_cgroup_charge_statistics+0x780/0x780 [ 237.228713] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.234258] ? print_usage_bug+0xc0/0xc0 [ 237.238343] shrink_node+0x3bc/0x16b0 [ 237.242152] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 237.247461] ? shrink_node_memcg+0x18e0/0x18e0 [ 237.252052] ? lockdep_hardirqs_on+0x421/0x5c0 [ 237.256641] ? trace_hardirqs_on+0xbd/0x310 [ 237.260968] ? vmpressure+0x271/0x340 [ 237.264777] ? do_raw_spin_unlock+0xa7/0x330 [ 237.269190] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 237.273783] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 237.279324] ? __cpuset_node_allowed+0x19b/0x660 [ 237.284094] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 237.289816] ? vmpressure+0x1a2/0x340 [ 237.293631] do_try_to_free_pages+0x3e7/0x1290 [ 237.298266] ? shrink_node+0x16b0/0x16b0 [ 237.302332] ? __lock_is_held+0xb5/0x140 [ 237.306412] try_to_free_pages+0x4d0/0xb90 [ 237.310661] ? do_try_to_free_pages+0x1290/0x1290 [ 237.315599] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.321150] ? lock_acquire+0x1ed/0x520 [ 237.325134] ? set_page_refcounted+0x280/0x280 [ 237.329728] ? lock_release+0x970/0x970 [ 237.333715] ? ___might_sleep+0x1ed/0x300 [ 237.337873] ? arch_local_save_flags+0x40/0x40 [ 237.342471] __alloc_pages_slowpath+0x9c4/0x2d70 [ 237.347269] ? warn_alloc+0x120/0x120 [ 237.351074] ? __radix_tree_lookup+0x4c0/0x4c0 [ 237.355672] ? find_get_entry+0x2f2/0xc40 [ 237.359834] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.365382] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 237.370409] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 237.375955] ? should_fail+0x22d/0xd01 [ 237.379854] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 237.384963] ? __lock_is_held+0xb5/0x140 [ 237.389056] ? __lock_is_held+0xb5/0x140 [ 237.393128] ? find_held_lock+0x36/0x1c0 [ 237.397208] ? ___might_sleep+0x1ed/0x300 [ 237.401361] ? lock_release+0x970/0x970 [ 237.405340] ? arch_local_save_flags+0x40/0x40 [ 237.409939] ? __might_sleep+0x95/0x190 [ 237.413956] __alloc_pages_nodemask+0xa80/0xde0 [ 237.418638] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 237.423678] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 237.429485] ? kasan_check_read+0x11/0x20 [ 237.433659] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 237.438949] ? graph_lock+0x170/0x170 [ 237.442764] ? print_usage_bug+0xc0/0xc0 [ 237.446836] ? graph_lock+0x170/0x170 [ 237.450641] ? graph_lock+0x170/0x170 [ 237.454447] ? __do_page_cache_readahead+0x7ce/0x980 [ 237.459559] ? find_held_lock+0x36/0x1c0 [ 237.463631] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 237.469176] alloc_pages_current+0x10c/0x210 [ 237.473591] ? lock_downgrade+0x900/0x900 [ 237.477752] __page_cache_alloc+0x38f/0x5b0 [ 237.482077] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 237.487879] ? kasan_check_read+0x11/0x20 [ 237.492033] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 237.497320] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 237.501997] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 237.507550] ? check_preemption_disabled+0x48/0x280 [ 237.512582] filemap_fault+0x1594/0x25f0 [ 237.516685] ? __lock_page_or_retry+0xa00/0xa00 [ 237.521359] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 237.527161] ? kasan_check_read+0x11/0x20 [ 237.531314] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 237.536595] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 237.541705] ? rcu_bh_qs+0xc0/0xc0 [ 237.545249] ? trace_hardirqs_on+0xbd/0x310 [ 237.549578] ? kasan_check_read+0x11/0x20 [ 237.553735] ? __free_object+0x173/0x340 [ 237.557812] ? filemap_map_pages+0xdea/0x1980 [ 237.562317] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 237.567426] ? __free_object+0x173/0x340 [ 237.571503] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 237.576786] ? debug_object_free+0x325/0x690 [ 237.581201] ? find_get_pages_range_tag+0x1320/0x1320 [ 237.586402] ? graph_lock+0x170/0x170 [ 237.590215] ? kasan_check_read+0x11/0x20 [ 237.594373] ? debug_object_destroy+0x2b0/0x2b0 [ 237.599060] ? lock_acquire+0x1ed/0x520 [ 237.603043] ? ext4_filemap_fault+0x7a/0xad [ 237.607372] ? lock_release+0x970/0x970 [ 237.611369] ? arch_local_save_flags+0x40/0x40 [ 237.615961] ? futex_wait_setup+0x3e0/0x3e0 [ 237.620300] ? down_read+0xb0/0x1d0 [ 237.623930] ? ext4_filemap_fault+0x7a/0xad [ 237.628256] ? __down_interruptible+0x700/0x700 [ 237.632950] ext4_filemap_fault+0x82/0xad [ 237.637108] __do_fault+0x100/0x6b0 [ 237.640742] ? print_bad_pte+0x6c0/0x6c0 [ 237.644809] ? do_futex+0x249/0x26d0 [ 237.648530] ? finish_task_switch+0x1f4/0x910 [ 237.653040] ? _raw_spin_unlock_irq+0x27/0x80 [ 237.657536] ? pmd_val+0x88/0x100 [ 237.660992] ? add_mm_counter_fast+0xd0/0xd0 [ 237.665410] ? pmd_val+0x88/0x100 [ 237.668865] ? add_mm_counter_fast+0xd0/0xd0 [ 237.673280] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 237.678840] __handle_mm_fault+0x3709/0x53e0 [ 237.683267] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 237.688117] ? __switch_to_asm+0x34/0x70 [ 237.692184] ? graph_lock+0x170/0x170 [ 237.696001] ? print_usage_bug+0xc0/0xc0 [ 237.700072] ? __switch_to_asm+0x34/0x70 [ 237.704137] ? graph_lock+0x170/0x170 [ 237.707939] ? graph_lock+0x170/0x170 [ 237.711919] ? handle_mm_fault+0x42a/0xc70 [ 237.716159] ? lock_downgrade+0x900/0x900 [ 237.720310] ? check_preemption_disabled+0x48/0x280 [ 237.725336] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 237.731145] ? kasan_check_read+0x11/0x20 [ 237.735299] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 237.740583] ? rcu_bh_qs+0xc0/0xc0 [ 237.744125] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 237.749584] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 237.755131] ? check_preemption_disabled+0x48/0x280 [ 237.760159] handle_mm_fault+0x54f/0xc70 [ 237.764228] ? __handle_mm_fault+0x53e0/0x53e0 [ 237.768822] ? find_vma+0x34/0x190 [ 237.772374] __do_page_fault+0x67d/0xed0 [ 237.776447] ? mm_fault_error+0x380/0x380 [ 237.780596] ? trace_hardirqs_off+0xb8/0x310 [ 237.785011] ? trace_hardirqs_on+0x310/0x310 [ 237.789430] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 237.794803] ? trace_hardirqs_on+0x310/0x310 [ 237.799221] do_page_fault+0xf2/0x7e0 [ 237.803031] ? vmalloc_sync_all+0x30/0x30 [ 237.807183] ? error_entry+0x70/0xd0 [ 237.810902] ? trace_hardirqs_off_caller+0xbb/0x310 [ 237.815921] ? trace_hardirqs_on_caller+0xc0/0x310 [ 237.820857] ? syscall_return_slowpath+0x5e0/0x5e0 [ 237.825787] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 237.830636] ? trace_hardirqs_on_caller+0x310/0x310 [ 237.835659] ? trace_hardirqs_off+0x310/0x310 [ 237.840165] ? prepare_exit_to_usermode+0x291/0x3b0 [ 237.845184] ? page_fault+0x8/0x30 [ 237.848730] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 237.853578] ? page_fault+0x8/0x30 [ 237.857121] page_fault+0x1e/0x30 [ 237.860575] RIP: 0033:0x45ddf3 [ 237.863776] Code: Bad RIP value. [ 237.867143] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 237.872515] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 237.879783] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 237.887050] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 237.894318] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 237.901590] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 237.908886] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 237.908951] aoe: skb alloc failure [ 237.915729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 237.915734] Call Trace: [ 237.915758] dump_stack+0x1c4/0x2b6 [ 237.915776] ? dump_stack_print_info.cold.1+0x20/0x20 [ 237.919338] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 237.928661] warn_alloc.cold.119+0xb7/0x1bd [ 237.931219] syz-fuzzer cpuset= [ 237.934840] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 237.940003] / [ 237.950225] ? lock_downgrade+0x900/0x900 [ 237.954527] mems_allowed=0 [ 237.957735] ? trace_hardirqs_off+0xb8/0x310 [ 237.975736] ? trace_hardirqs_off+0xb8/0x310 [ 237.980157] __alloc_pages_slowpath+0x265e/0x2d70 [ 237.985031] ? warn_alloc+0x120/0x120 [ 237.988841] ? warn_alloc+0x120/0x120 [ 237.992650] ? print_usage_bug+0xc0/0xc0 [ 237.996714] ? warn_alloc+0x120/0x120 [ 238.000530] ? print_usage_bug+0xc0/0xc0 [ 238.004598] ? __lock_acquire+0x7ec/0x4ec0 [ 238.008836] ? __lock_acquire+0x7ec/0x4ec0 [ 238.013073] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.018613] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 238.024154] ? should_fail+0x22d/0xd01 [ 238.028048] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 238.033152] ? __lock_acquire+0x7ec/0x4ec0 [ 238.037395] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 238.042513] ? __lock_acquire+0x7ec/0x4ec0 [ 238.046749] ? should_fail+0x22d/0xd01 [ 238.050660] ? mark_held_locks+0x130/0x130 [ 238.054901] ? mark_held_locks+0x130/0x130 [ 238.059143] ? graph_lock+0x170/0x170 [ 238.062950] ? print_usage_bug+0xc0/0xc0 [ 238.067010] ? graph_lock+0x170/0x170 [ 238.070814] ? print_usage_bug+0xc0/0xc0 [ 238.074876] ? wq_watchdog_touch+0x9c/0xfe [ 238.079117] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.084657] ? check_preemption_disabled+0x48/0x280 [ 238.089674] ? check_preemption_disabled+0x48/0x280 [ 238.094705] ? __lock_is_held+0xb5/0x140 [ 238.098780] __alloc_pages_nodemask+0xa80/0xde0 [ 238.103454] ? graph_lock+0x170/0x170 [ 238.107263] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 238.112283] ? graph_lock+0x170/0x170 [ 238.116097] ? find_held_lock+0x36/0x1c0 [ 238.120172] ? ____cache_alloc_node+0x1c7/0x1e0 [ 238.124846] ? lock_downgrade+0x900/0x900 [ 238.129009] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.134558] cache_grow_begin+0x91/0x8c0 [ 238.138626] ? do_raw_spin_unlock+0xa7/0x330 [ 238.143048] fallback_alloc+0x203/0x2e0 [ 238.147032] ____cache_alloc_node+0x1c7/0x1e0 [ 238.151545] kmem_cache_alloc_node+0xe3/0x730 [ 238.156047] ? ipv6_get_ifaddr+0x42e/0x620 [ 238.160295] __alloc_skb+0x119/0x770 [ 238.164014] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 238.169297] ? skb_scrub_packet+0x490/0x490 [ 238.173623] ? lock_downgrade+0x900/0x900 [ 238.177781] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.183321] ? refcount_sub_and_test_checked+0x203/0x310 [ 238.188779] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 238.194234] ? addrconf_rs_timer+0x690/0x690 [ 238.198660] ndisc_alloc_skb+0x144/0x340 [ 238.202730] ndisc_send_rs+0x331/0x6e0 [ 238.206627] addrconf_rs_timer+0x314/0x690 [ 238.210871] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.215122] call_timer_fn+0x272/0x920 [ 238.219010] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.223254] ? process_timeout+0x40/0x40 [ 238.227317] ? find_held_lock+0x36/0x1c0 [ 238.231389] ? __run_timers+0x7da/0xc70 [ 238.235370] ? _raw_spin_unlock_irq+0x27/0x80 [ 238.239869] ? _raw_spin_unlock_irq+0x27/0x80 [ 238.244365] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.248604] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 238.253192] ? trace_hardirqs_on+0xbd/0x310 [ 238.257531] ? kasan_check_read+0x11/0x20 [ 238.261683] ? __run_timers+0x7da/0xc70 [ 238.265664] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 238.271121] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.275363] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.279599] __run_timers+0x7e5/0xc70 [ 238.283415] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 238.288785] ? _raw_spin_unlock_irq+0x27/0x80 [ 238.293283] ? _raw_spin_unlock_irq+0x27/0x80 [ 238.297781] ? lockdep_hardirqs_on+0x421/0x5c0 [ 238.302365] ? trace_hardirqs_on+0xbd/0x310 [ 238.306692] ? kasan_check_read+0x11/0x20 [ 238.310845] ? finish_task_switch+0x1f4/0x910 [ 238.315343] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 238.320794] ? compat_start_thread+0x80/0x80 [ 238.325212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.330759] ? _raw_spin_unlock_irq+0x60/0x80 [ 238.335265] ? pvclock_read_flags+0x160/0x160 [ 238.339765] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.345305] ? check_preemption_disabled+0x48/0x280 [ 238.350334] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 238.355874] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 238.361157] ? rcu_pm_notify+0xc0/0xc0 [ 238.365048] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.370602] ? check_preemption_disabled+0x48/0x280 [ 238.375634] run_timer_softirq+0x52/0xb0 [ 238.379698] ? rcu_read_lock_sched_held+0x108/0x120 [ 238.384717] __do_softirq+0x30c/0xb03 [ 238.388535] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 238.393309] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 238.398414] ? trace_hardirqs_off+0x310/0x310 [ 238.402919] ? schedule+0x108/0x460 [ 238.406559] ? trace_hardirqs_off+0xb8/0x310 [ 238.410968] ? smpboot_thread_fn+0x68b/0xa00 [ 238.415383] ? trace_hardirqs_on+0x310/0x310 [ 238.419795] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 238.425339] ? check_preemption_disabled+0x48/0x280 [ 238.430362] ? takeover_tasklets+0xa90/0xa90 [ 238.434776] run_ksoftirqd+0x94/0x100 [ 238.438593] smpboot_thread_fn+0x68b/0xa00 [ 238.442853] ? sort_range+0x30/0x30 [ 238.446490] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 238.451616] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 238.457155] ? __kthread_parkme+0xfb/0x1a0 [ 238.461421] kthread+0x35a/0x420 [ 238.464790] ? sort_range+0x30/0x30 [ 238.468419] ? kthread_bind+0x40/0x40 [ 238.472226] ret_from_fork+0x3a/0x50 [ 238.475961] warn_alloc_show_mem: 1 callbacks suppressed [ 238.475972] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 238.475974] Mem-Info: [ 238.476008] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 238.476008] active_file:12 inactive_file:13 isolated_file:0 [ 238.476008] unevictable:0 dirty:0 writeback:0 unstable:0 [ 238.476008] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 238.476008] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 238.476008] free:13778 free_pcp:148 free_cma:0 [ 238.481350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 238.488368] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 238.490770] Call Trace: [ 238.523641] Node 0 [ 238.532988] <IRQ> [ 238.560493] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 238.563071] dump_stack+0x1c4/0x2b6 [ 238.565289] lowmem_reserve[]: [ 238.567439] ? dump_stack_print_info.cold.1+0x20/0x20 [ 238.592915] 0 2819 [ 238.596561] warn_alloc.cold.119+0xb7/0x1bd [ 238.599633] 6323 [ 238.604818] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 238.607056] 6323 [ 238.611392] ? lock_downgrade+0x900/0x900 [ 238.618277] ? trace_hardirqs_off+0xb8/0x310 [ 238.620314] Node 0 [ 238.624457] ? trace_hardirqs_off+0xb8/0x310 [ 238.628876] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 238.631090] __alloc_pages_slowpath+0x265e/0x2d70 [ 238.635469] lowmem_reserve[]: [ 238.662730] ? warn_alloc+0x120/0x120 [ 238.667537] 0 [ 238.670640] ? warn_alloc+0x120/0x120 [ 238.674415] 0 [ 238.676212] ? print_usage_bug+0xc0/0xc0 [ 238.679990] 3503 [ 238.681791] ? warn_alloc+0x120/0x120 [ 238.685836] 3503 [ 238.687896] ? print_usage_bug+0xc0/0xc0 [ 238.693730] ? mark_held_locks+0x130/0x130 [ 238.697766] Node 0 [ 238.701995] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 238.702025] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 238.702033] lowmem_reserve[]: [ 238.704268] ? should_fail+0x22d/0xd01 [ 238.709778] 0 [ 238.737896] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 238.740977] 0 [ 238.744944] ? __lock_acquire+0x7ec/0x4ec0 [ 238.746724] 0 [ 238.751823] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 238.753601] 0 [ 238.757830] ? __lock_acquire+0x7ec/0x4ec0 [ 238.764705] ? should_fail+0x22d/0xd01 [ 238.766488] Node 0 [ 238.770733] ? mark_held_locks+0x130/0x130 [ 238.774596] DMA: [ 238.776827] ? mark_held_locks+0x130/0x130 [ 238.781067] 1*4kB [ 238.783177] ? lock_downgrade+0x900/0x900 [ 238.787402] (U) [ 238.789551] ? graph_lock+0x170/0x170 [ 238.793674] 0*8kB [ 238.795643] ? graph_lock+0x170/0x170 [ 238.799423] 0*16kB [ 238.801565] ? graph_lock+0x170/0x170 [ 238.805342] 1*32kB [ 238.807574] ? print_usage_bug+0xc0/0xc0 [ 238.811349] (U) [ 238.813591] ? do_raw_spin_unlock+0xa7/0x330 [ 238.817630] 2*64kB [ 238.819603] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.823985] (U) [ 238.826225] ? check_preemption_disabled+0x48/0x280 [ 238.831736] 1*128kB [ 238.833717] ? check_preemption_disabled+0x48/0x280 [ 238.838705] (U) 1*256kB [ 238.841577] ? __lock_is_held+0xb5/0x140 [ 238.846556] (U) [ 238.849227] __alloc_pages_nodemask+0xa80/0xde0 [ 238.853260] 0*512kB [ 238.855233] ? graph_lock+0x170/0x170 [ 238.859879] 1*1024kB [ 238.862201] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 238.865976] (U) [ 238.868379] ? graph_lock+0x170/0x170 [ 238.873375] 1*2048kB [ 238.875356] ? find_held_lock+0x36/0x1c0 [ 238.880026] (M) [ 238.882445] ? ____cache_alloc_node+0x1c7/0x1e0 [ 238.886479] 3*4096kB [ 238.888456] ? lock_downgrade+0x900/0x900 [ 238.893092] (M) = 15908kB [ 238.895517] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.899643] Node 0 [ 238.902399] cache_grow_begin+0x91/0x8c0 [ 238.907902] DMA32: 3*4kB [ 238.910142] ? do_raw_spin_unlock+0xa7/0x330 [ 238.914175] (M) [ 238.916933] fallback_alloc+0x203/0x2e0 [ 238.921317] 2*8kB [ 238.923292] ____cache_alloc_node+0x1c7/0x1e0 [ 238.927243] (UM) [ 238.929404] kmem_cache_alloc_node+0xe3/0x730 [ 238.933884] 3*16kB (UM) [ 238.935955] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 238.940417] 3*32kB (UM) [ 238.943093] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 238.948171] 5*64kB [ 238.950845] __alloc_skb+0x119/0x770 [ 238.955397] (UM) [ 238.957631] ? calc_wheel_index+0x220/0x220 [ 238.961319] 3*128kB [ 238.963380] ? skb_scrub_packet+0x490/0x490 [ 238.967682] (M) [ 238.970005] ? vprintk_default+0x28/0x30 [ 238.974302] 3*256kB [ 238.976273] ? vprintk_func+0x85/0x181 [ 238.980309] (M) [ 238.982632] ? printk+0xa7/0xcf [ 238.986505] 4*512kB [ 238.988484] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 238.991744] (UM) [ 238.994076] new_skb+0x26/0x1c0 [ 238.998794] 3*1024kB (UM) [ 239.000860] aoecmd_cfg+0x279/0x7f0 [ 239.004128] 1*2048kB (M) [ 239.006982] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 239.010584] 4*4096kB [ 239.013343] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.017662] (M) [ 239.020072] ? check_preemption_disabled+0x48/0x280 [ 239.025597] = 25196kB [ 239.027569] ? check_preemption_disabled+0x48/0x280 [ 239.032564] Node 0 [ 239.034976] ? __lock_is_held+0xb5/0x140 [ 239.039980] Normal: [ 239.042223] discover_timer+0x50/0x60 [ 239.046255] 1032*4kB [ 239.048577] call_timer_fn+0x272/0x920 [ 239.052351] (ME) [ 239.054759] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 239.058626] 425*8kB [ 239.060682] ? process_timeout+0x40/0x40 [ 239.065513] (UME) [ 239.067831] ? find_held_lock+0x36/0x1c0 [ 239.071868] 181*16kB [ 239.074037] ? mark_held_locks+0xc7/0x130 [ 239.078055] (UME) [ 239.080464] ? _raw_spin_unlock_irq+0x27/0x80 [ 239.084590] 72*32kB [ 239.086736] ? _raw_spin_unlock_irq+0x27/0x80 [ 239.091205] (UME) [ 239.093539] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 239.098009] 20*64kB (UM) [ 239.100163] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 239.104983] 0*128kB [ 239.107748] ? trace_hardirqs_on+0xbd/0x310 [ 239.112308] 0*256kB [ 239.114629] ? kasan_check_read+0x11/0x20 [ 239.118923] 0*512kB [ 239.121243] ? __run_timers+0x7da/0xc70 [ 239.125369] 0*1024kB [ 239.127688] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 239.131642] 0*2048kB [ 239.134058] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 239.139468] 0*4096kB = 14008kB [ 239.141890] __run_timers+0x7e5/0xc70 [ 239.146713] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 239.149904] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 239.153677] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 239.162514] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 239.167865] 144 total pagecache pages [ 239.176439] ? graph_lock+0x170/0x170 [ 239.181438] 0 pages in swap cache [ 239.185229] ? print_usage_bug+0xc0/0xc0 [ 239.189020] Swap cache stats: add 0, delete 0, find 0/0 [ 239.192463] ? enqueue_hrtimer+0x1a5/0x560 [ 239.196493] Free swap = 0kB [ 239.196513] Total swap = 0kB [ 239.201868] ? lock_release+0x970/0x970 [ 239.206081] 1965979 pages RAM [ 239.209093] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 239.212087] 0 pages HighMem/MovableOnly [ 239.212096] 342306 pages reserved [ 239.216079] ? find_held_lock+0x36/0x1c0 [ 239.219160] 0 pages cma reserved [ 239.224342] ? graph_lock+0x170/0x170 [ 239.228367] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 239.231743] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.231761] ? check_preemption_disabled+0x48/0x280 [ 239.231785] ? __lock_is_held+0xb5/0x140 [ 239.235877] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 239.239182] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.242964] ksoftirqd/0 cpuset= [ 239.249452] ? check_preemption_disabled+0x48/0x280 [ 239.254965] / [ 239.259980] run_timer_softirq+0x52/0xb0 [ 239.264020] mems_allowed=0 [ 239.274343] ? rcu_read_lock_sched_held+0x108/0x120 [ 239.301826] __do_softirq+0x30c/0xb03 [ 239.305647] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 239.310763] ? pvclock_read_flags+0x160/0x160 [ 239.315263] ? lapic_next_event+0x5a/0x90 [ 239.319414] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.324973] ? check_preemption_disabled+0x48/0x280 [ 239.329999] ? check_preemption_disabled+0x48/0x280 [ 239.335047] ? kvm_clock_read+0x18/0x30 [ 239.339029] ? kvm_sched_clock_read+0x9/0x20 [ 239.343445] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 239.348990] ? check_preemption_disabled+0x48/0x280 [ 239.354030] irq_exit+0x17f/0x1c0 [ 239.357503] smp_apic_timer_interrupt+0x1cb/0x760 [ 239.362348] ? smp_reschedule_interrupt+0x109/0x650 [ 239.367370] ? smp_call_function_single_interrupt+0x650/0x650 [ 239.373262] ? interrupt_entry+0xb5/0xf0 [ 239.377329] ? trace_hardirqs_off_caller+0xbb/0x310 [ 239.382347] ? trace_hardirqs_off_caller+0xbb/0x310 [ 239.387369] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 239.392217] ? trace_hardirqs_on_caller+0x310/0x310 [ 239.397234] ? trace_hardirqs_on_caller+0x310/0x310 [ 239.402253] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.407796] ? check_preemption_disabled+0x48/0x280 [ 239.412813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.418411] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 239.423266] apic_timer_interrupt+0xf/0x20 [ 239.427504] </IRQ> [ 239.429748] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 239.435201] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 239.454104] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 239.461822] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 239.469094] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 239.476366] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 239.483639] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 239.490908] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 239.498200] ? shrink_node_memcg+0x724/0x18e0 [ 239.502698] ? shrink_node_memcg+0x72e/0x18e0 [ 239.507202] shrink_node_memcg+0x72e/0x18e0 [ 239.511547] ? shrink_active_list+0x1c20/0x1c20 [ 239.516232] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 239.521858] ? graph_lock+0x170/0x170 [ 239.525666] ? mem_cgroup_charge_statistics+0x780/0x780 [ 239.531040] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.536590] ? print_usage_bug+0xc0/0xc0 [ 239.540674] shrink_node+0x3bc/0x16b0 [ 239.544479] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 239.549791] ? shrink_node_memcg+0x18e0/0x18e0 [ 239.554376] ? lockdep_hardirqs_on+0x421/0x5c0 [ 239.558960] ? trace_hardirqs_on+0xbd/0x310 [ 239.563285] ? vmpressure+0x271/0x340 [ 239.567091] ? do_raw_spin_unlock+0xa7/0x330 [ 239.571511] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 239.576105] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 239.581649] ? __cpuset_node_allowed+0x19b/0x660 [ 239.586431] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 239.592146] ? vmpressure+0x1a2/0x340 [ 239.595958] do_try_to_free_pages+0x3e7/0x1290 [ 239.600564] ? shrink_node+0x16b0/0x16b0 [ 239.604634] ? __lock_is_held+0xb5/0x140 [ 239.608714] try_to_free_pages+0x4d0/0xb90 [ 239.612960] ? do_try_to_free_pages+0x1290/0x1290 [ 239.617806] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.623356] ? lock_acquire+0x1ed/0x520 [ 239.627335] ? set_page_refcounted+0x280/0x280 [ 239.631925] ? lock_release+0x970/0x970 [ 239.635909] ? ___might_sleep+0x1ed/0x300 [ 239.640065] ? arch_local_save_flags+0x40/0x40 [ 239.644663] __alloc_pages_slowpath+0x9c4/0x2d70 [ 239.649451] ? warn_alloc+0x120/0x120 [ 239.653254] ? __radix_tree_lookup+0x4c0/0x4c0 [ 239.657856] ? find_get_entry+0x2f2/0xc40 [ 239.662020] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.667566] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 239.672506] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 239.678049] ? should_fail+0x22d/0xd01 [ 239.681949] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 239.687068] ? __lock_is_held+0xb5/0x140 [ 239.691182] ? __lock_is_held+0xb5/0x140 [ 239.695250] ? find_held_lock+0x36/0x1c0 [ 239.699324] ? ___might_sleep+0x1ed/0x300 [ 239.703481] ? lock_release+0x970/0x970 [ 239.707471] ? arch_local_save_flags+0x40/0x40 [ 239.712243] ? __might_sleep+0x95/0x190 [ 239.716225] __alloc_pages_nodemask+0xa80/0xde0 [ 239.720903] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 239.725934] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 239.731734] ? kasan_check_read+0x11/0x20 [ 239.735886] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 239.741169] ? graph_lock+0x170/0x170 [ 239.745002] ? print_usage_bug+0xc0/0xc0 [ 239.749079] ? graph_lock+0x170/0x170 [ 239.752880] ? graph_lock+0x170/0x170 [ 239.756682] ? __do_page_cache_readahead+0x7ce/0x980 [ 239.761810] ? find_held_lock+0x36/0x1c0 [ 239.765880] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 239.771437] alloc_pages_current+0x10c/0x210 [ 239.775850] ? lock_downgrade+0x900/0x900 [ 239.780011] __page_cache_alloc+0x38f/0x5b0 [ 239.784342] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 239.790141] ? kasan_check_read+0x11/0x20 [ 239.794295] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 239.799609] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 239.804297] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 239.809841] ? check_preemption_disabled+0x48/0x280 [ 239.814867] filemap_fault+0x1594/0x25f0 [ 239.818956] ? __lock_page_or_retry+0xa00/0xa00 [ 239.823628] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 239.829427] ? kasan_check_read+0x11/0x20 [ 239.833582] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 239.838873] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 239.844078] ? rcu_bh_qs+0xc0/0xc0 [ 239.847627] ? trace_hardirqs_on+0xbd/0x310 [ 239.851950] ? kasan_check_read+0x11/0x20 [ 239.856102] ? __free_object+0x173/0x340 [ 239.860174] ? filemap_map_pages+0xdea/0x1980 [ 239.864679] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 239.869788] ? __free_object+0x173/0x340 [ 239.873859] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 239.879138] ? debug_object_free+0x325/0x690 [ 239.883553] ? find_get_pages_range_tag+0x1320/0x1320 [ 239.888751] ? graph_lock+0x170/0x170 [ 239.892564] ? kasan_check_read+0x11/0x20 [ 239.896719] ? debug_object_destroy+0x2b0/0x2b0 [ 239.901417] ? lock_acquire+0x1ed/0x520 [ 239.905398] ? ext4_filemap_fault+0x7a/0xad [ 239.909734] ? lock_release+0x970/0x970 [ 239.913713] ? arch_local_save_flags+0x40/0x40 [ 239.918325] ? futex_wait_setup+0x3e0/0x3e0 [ 239.922664] ? down_read+0xb0/0x1d0 [ 239.926295] ? ext4_filemap_fault+0x7a/0xad [ 239.930625] ? __down_interruptible+0x700/0x700 [ 239.935317] ext4_filemap_fault+0x82/0xad [ 239.939470] __do_fault+0x100/0x6b0 [ 239.943124] ? print_bad_pte+0x6c0/0x6c0 [ 239.947192] ? do_futex+0x249/0x26d0 [ 239.950913] ? finish_task_switch+0x1f4/0x910 [ 239.955442] ? _raw_spin_unlock_irq+0x27/0x80 [ 239.959950] ? pmd_val+0x88/0x100 [ 239.963419] ? add_mm_counter_fast+0xd0/0xd0 [ 239.967828] ? pmd_val+0x88/0x100 [ 239.971285] ? add_mm_counter_fast+0xd0/0xd0 [ 239.975712] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 239.981262] __handle_mm_fault+0x3709/0x53e0 [ 239.985688] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 239.990534] ? __switch_to_asm+0x34/0x70 [ 239.994600] ? graph_lock+0x170/0x170 [ 239.998406] ? print_usage_bug+0xc0/0xc0 [ 240.002470] ? __switch_to_asm+0x34/0x70 [ 240.006545] ? graph_lock+0x170/0x170 [ 240.010347] ? graph_lock+0x170/0x170 [ 240.014171] ? handle_mm_fault+0x42a/0xc70 [ 240.018414] ? lock_downgrade+0x900/0x900 [ 240.022568] ? check_preemption_disabled+0x48/0x280 [ 240.027594] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 240.033395] ? kasan_check_read+0x11/0x20 [ 240.037547] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 240.042827] ? rcu_bh_qs+0xc0/0xc0 [ 240.046373] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 240.051827] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 240.057371] ? check_preemption_disabled+0x48/0x280 [ 240.062416] handle_mm_fault+0x54f/0xc70 [ 240.066485] ? __handle_mm_fault+0x53e0/0x53e0 [ 240.071081] ? find_vma+0x34/0x190 [ 240.074631] __do_page_fault+0x67d/0xed0 [ 240.078705] ? mm_fault_error+0x380/0x380 [ 240.082852] ? trace_hardirqs_off+0xb8/0x310 [ 240.087263] ? trace_hardirqs_on+0x310/0x310 [ 240.091680] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 240.097047] ? trace_hardirqs_on+0x310/0x310 [ 240.101471] do_page_fault+0xf2/0x7e0 [ 240.105285] ? vmalloc_sync_all+0x30/0x30 [ 240.109435] ? error_entry+0x70/0xd0 [ 240.113153] ? trace_hardirqs_off_caller+0xbb/0x310 [ 240.118174] ? trace_hardirqs_on_caller+0xc0/0x310 [ 240.123105] ? syscall_return_slowpath+0x5e0/0x5e0 [ 240.128041] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 240.132892] ? trace_hardirqs_on_caller+0x310/0x310 [ 240.137912] ? trace_hardirqs_off+0x310/0x310 [ 240.142414] ? prepare_exit_to_usermode+0x291/0x3b0 [ 240.147432] ? page_fault+0x8/0x30 [ 240.150976] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 240.155827] ? page_fault+0x8/0x30 [ 240.159370] page_fault+0x1e/0x30 [ 240.162823] RIP: 0033:0x45ddf3 [ 240.166034] Code: Bad RIP value. [ 240.169426] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 240.174795] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 240.182066] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 240.189334] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 240.196605] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 240.203876] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 240.211172] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 240.211239] aoe: skb alloc failure [ 240.218021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 240.218030] Call Trace: [ 240.221624] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 240.230917] dump_stack+0x1c4/0x2b6 [ 240.233477] syz-fuzzer cpuset= [ 240.243711] ? dump_stack_print_info.cold.1+0x20/0x20 [ 240.247315] / [ 240.250524] warn_alloc.cold.119+0xb7/0x1bd [ 240.255680] mems_allowed=0 [ 240.257390] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 240.269446] ? lock_downgrade+0x900/0x900 [ 240.273606] ? trace_hardirqs_off+0xb8/0x310 [ 240.278024] ? trace_hardirqs_off+0xb8/0x310 [ 240.282445] __alloc_pages_slowpath+0x265e/0x2d70 [ 240.287323] ? warn_alloc+0x120/0x120 [ 240.291131] ? warn_alloc+0x120/0x120 [ 240.294942] ? print_usage_bug+0xc0/0xc0 [ 240.299005] ? warn_alloc+0x120/0x120 [ 240.302812] ? print_usage_bug+0xc0/0xc0 [ 240.306878] ? __lock_acquire+0x7ec/0x4ec0 [ 240.311114] ? __lock_acquire+0x7ec/0x4ec0 [ 240.315440] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.320984] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 240.326532] ? should_fail+0x22d/0xd01 [ 240.330428] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 240.335542] ? __lock_acquire+0x7ec/0x4ec0 [ 240.339787] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 240.344891] ? __lock_acquire+0x7ec/0x4ec0 [ 240.349129] ? should_fail+0x22d/0xd01 [ 240.353030] ? mark_held_locks+0x130/0x130 [ 240.357278] ? mark_held_locks+0x130/0x130 [ 240.361530] ? graph_lock+0x170/0x170 [ 240.365334] ? print_usage_bug+0xc0/0xc0 [ 240.369397] ? graph_lock+0x170/0x170 [ 240.373203] ? print_usage_bug+0xc0/0xc0 [ 240.377268] ? wq_watchdog_touch+0x9c/0xfe [ 240.381517] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.387064] ? check_preemption_disabled+0x48/0x280 [ 240.392082] ? check_preemption_disabled+0x48/0x280 [ 240.397111] ? __lock_is_held+0xb5/0x140 [ 240.401183] __alloc_pages_nodemask+0xa80/0xde0 [ 240.405854] ? graph_lock+0x170/0x170 [ 240.409663] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 240.414678] ? graph_lock+0x170/0x170 [ 240.418491] ? find_held_lock+0x36/0x1c0 [ 240.422585] ? ____cache_alloc_node+0x1c7/0x1e0 [ 240.427258] ? lock_downgrade+0x900/0x900 [ 240.431420] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.436967] cache_grow_begin+0x91/0x8c0 [ 240.441031] ? do_raw_spin_unlock+0xa7/0x330 [ 240.445451] fallback_alloc+0x203/0x2e0 [ 240.449433] ____cache_alloc_node+0x1c7/0x1e0 [ 240.453937] kmem_cache_alloc_node+0xe3/0x730 [ 240.458433] ? ipv6_get_ifaddr+0x42e/0x620 [ 240.462698] __alloc_skb+0x119/0x770 [ 240.466418] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 240.471703] ? skb_scrub_packet+0x490/0x490 [ 240.476027] ? lock_downgrade+0x900/0x900 [ 240.480189] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.485732] ? refcount_sub_and_test_checked+0x203/0x310 [ 240.491207] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 240.496660] ? addrconf_rs_timer+0x690/0x690 [ 240.501082] ndisc_alloc_skb+0x144/0x340 [ 240.505149] ndisc_send_rs+0x331/0x6e0 [ 240.509045] addrconf_rs_timer+0x314/0x690 [ 240.513294] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.517551] call_timer_fn+0x272/0x920 [ 240.521444] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.525682] ? process_timeout+0x40/0x40 [ 240.529744] ? find_held_lock+0x36/0x1c0 [ 240.533817] ? __run_timers+0x7da/0xc70 [ 240.537798] ? _raw_spin_unlock_irq+0x27/0x80 [ 240.542300] ? _raw_spin_unlock_irq+0x27/0x80 [ 240.546797] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.551034] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 240.555621] ? trace_hardirqs_on+0xbd/0x310 [ 240.559945] ? kasan_check_read+0x11/0x20 [ 240.564095] ? __run_timers+0x7da/0xc70 [ 240.568075] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 240.573539] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.577781] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.582019] __run_timers+0x7e5/0xc70 [ 240.585837] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 240.591203] ? _raw_spin_unlock_irq+0x27/0x80 [ 240.595701] ? _raw_spin_unlock_irq+0x27/0x80 [ 240.600201] ? lockdep_hardirqs_on+0x421/0x5c0 [ 240.604787] ? trace_hardirqs_on+0xbd/0x310 [ 240.609114] ? kasan_check_read+0x11/0x20 [ 240.613264] ? finish_task_switch+0x1f4/0x910 [ 240.617763] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 240.623216] ? compat_start_thread+0x80/0x80 [ 240.627635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.633182] ? _raw_spin_unlock_irq+0x60/0x80 [ 240.637689] ? pvclock_read_flags+0x160/0x160 [ 240.642185] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.647725] ? check_preemption_disabled+0x48/0x280 [ 240.652768] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 240.658307] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 240.663590] ? rcu_pm_notify+0xc0/0xc0 [ 240.667483] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.673038] ? check_preemption_disabled+0x48/0x280 [ 240.678089] run_timer_softirq+0x52/0xb0 [ 240.682150] ? rcu_read_lock_sched_held+0x108/0x120 [ 240.687172] __do_softirq+0x30c/0xb03 [ 240.690977] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 240.695745] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 240.700850] ? trace_hardirqs_off+0x310/0x310 [ 240.705362] ? schedule+0x108/0x460 [ 240.709063] ? trace_hardirqs_off+0xb8/0x310 [ 240.713492] ? smpboot_thread_fn+0x68b/0xa00 [ 240.717917] ? trace_hardirqs_on+0x310/0x310 [ 240.722331] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 240.727874] ? check_preemption_disabled+0x48/0x280 [ 240.732895] ? takeover_tasklets+0xa90/0xa90 [ 240.737340] run_ksoftirqd+0x94/0x100 [ 240.741142] smpboot_thread_fn+0x68b/0xa00 [ 240.745382] ? sort_range+0x30/0x30 [ 240.749012] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 240.754120] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 240.759659] ? __kthread_parkme+0xfb/0x1a0 [ 240.763904] kthread+0x35a/0x420 [ 240.767271] ? sort_range+0x30/0x30 [ 240.770905] ? kthread_bind+0x40/0x40 [ 240.774716] ret_from_fork+0x3a/0x50 [ 240.778460] warn_alloc_show_mem: 1 callbacks suppressed [ 240.778472] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 240.778474] Mem-Info: [ 240.778525] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 240.778525] active_file:12 inactive_file:13 isolated_file:0 [ 240.778525] unevictable:0 dirty:0 writeback:0 unstable:0 [ 240.778525] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 240.778525] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 240.778525] free:13778 free_pcp:148 free_cma:0 [ 240.783862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 240.790884] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 240.793297] Call Trace: [ 240.826162] Node 0 [ 240.835521] <IRQ> [ 240.863169] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 240.865733] dump_stack+0x1c4/0x2b6 [ 240.867982] lowmem_reserve[]: [ 240.870132] ? dump_stack_print_info.cold.1+0x20/0x20 [ 240.895611] 0 [ 240.899245] warn_alloc.cold.119+0xb7/0x1bd [ 240.902317] 2819 [ 240.907509] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 240.909291] 6323 [ 240.913609] ? lock_downgrade+0x900/0x900 [ 240.915646] 6323 [ 240.920539] ? trace_hardirqs_off+0xb8/0x310 [ 240.926733] ? trace_hardirqs_off+0xb8/0x310 [ 240.928771] Node 0 [ 240.933178] __alloc_pages_slowpath+0x265e/0x2d70 [ 240.937583] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 240.939817] ? warn_alloc+0x120/0x120 [ 240.944610] lowmem_reserve[]: [ 240.971842] ? pvclock_read_flags+0x160/0x160 [ 240.975623] 0 [ 240.978721] ? warn_alloc+0x120/0x120 [ 240.983196] 0 3503 [ 240.985043] ? print_usage_bug+0xc0/0xc0 [ 240.988819] 3503 [ 240.991051] ? warn_alloc+0x120/0x120 [ 240.997168] ? kvm_clock_read+0x18/0x30 [ 241.000952] Node 0 [ 241.004920] ? print_usage_bug+0xc0/0xc0 [ 241.004952] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 241.004959] lowmem_reserve[]: [ 241.007193] ? ktime_get+0x2e1/0x440 [ 241.011233] 0 [ 241.039353] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.042433] 0 [ 241.046145] ? check_preemption_disabled+0x48/0x280 [ 241.047922] 0 [ 241.053452] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 241.055228] 0 [ 241.060237] ? should_fail+0x22d/0xd01 [ 241.067555] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 241.069334] Node 0 [ 241.073215] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 241.078465] DMA: [ 241.080696] ? __lock_acquire+0x7ec/0x4ec0 [ 241.085777] 1*4kB [ 241.087833] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 241.092043] (U) [ 241.094190] ? __lock_acquire+0x7ec/0x4ec0 [ 241.099268] 0*8kB [ 241.101237] ? should_fail+0x22d/0xd01 [ 241.105451] 0*16kB [ 241.107596] ? print_usage_bug+0xc0/0xc0 [ 241.111459] 1*32kB [ 241.113693] ? mark_held_locks+0x130/0x130 [ 241.117731] (U) [ 241.119967] ? mark_held_locks+0x130/0x130 [ 241.124179] 2*64kB [ 241.126152] ? graph_lock+0x170/0x170 [ 241.130359] (U) [ 241.132594] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 241.136368] 1*128kB [ 241.138341] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.143331] (U) [ 241.145664] ? check_preemption_disabled+0x48/0x280 [ 241.151175] 1*256kB [ 241.153145] ? check_preemption_disabled+0x48/0x280 [ 241.158134] (U) [ 241.160464] ? __lock_is_held+0xb5/0x140 [ 241.165451] 0*512kB [ 241.167424] __alloc_pages_nodemask+0xa80/0xde0 [ 241.171458] 1*1024kB [ 241.173772] ? graph_lock+0x170/0x170 [ 241.178417] (U) [ 241.180824] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 241.184605] 1*2048kB [ 241.186576] ? graph_lock+0x170/0x170 [ 241.191572] (M) [ 241.193987] ? find_held_lock+0x36/0x1c0 [ 241.197758] 3*4096kB [ 241.199737] ? ____cache_alloc_node+0x1c7/0x1e0 [ 241.203766] (M) [ 241.206172] ? lock_downgrade+0x900/0x900 [ 241.210821] = 15908kB [ 241.212799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.216918] Node 0 [ 241.219325] cache_grow_begin+0x91/0x8c0 [ 241.224835] DMA32: [ 241.227073] ? do_raw_spin_unlock+0xa7/0x330 [ 241.231111] 3*4kB [ 241.233351] fallback_alloc+0x203/0x2e0 [ 241.237731] (M) [ 241.239883] ____cache_alloc_node+0x1c7/0x1e0 [ 241.243832] 2*8kB [ 241.245802] kmem_cache_alloc_node+0xe3/0x730 [ 241.250276] (UM) [ 241.252424] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 241.256891] 3*16kB [ 241.258952] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 241.264032] (UM) [ 241.266269] __alloc_skb+0x119/0x770 [ 241.270823] 3*32kB [ 241.272885] ? calc_wheel_index+0x220/0x220 [ 241.276572] (UM) [ 241.278804] ? skb_scrub_packet+0x490/0x490 [ 241.283105] 5*64kB [ 241.285169] ? vprintk_default+0x28/0x30 [ 241.289461] (UM) [ 241.291693] ? vprintk_func+0x85/0x181 [ 241.295731] 3*128kB [ 241.297789] ? printk+0xa7/0xcf [ 241.301652] (M) [ 241.303976] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 241.307231] 3*256kB [ 241.309213] new_skb+0x26/0x1c0 [ 241.313938] (M) [ 241.316272] aoecmd_cfg+0x279/0x7f0 [ 241.319533] 4*512kB [ 241.321515] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 241.325120] (UM) [ 241.327442] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.331739] 3*1024kB [ 241.333800] ? check_preemption_disabled+0x48/0x280 [ 241.339308] (UM) [ 241.341717] ? check_preemption_disabled+0x48/0x280 [ 241.346707] 1*2048kB [ 241.348772] ? __lock_is_held+0xb5/0x140 [ 241.353760] (M) [ 241.356174] discover_timer+0x50/0x60 [ 241.360204] 4*4096kB [ 241.362175] call_timer_fn+0x272/0x920 [ 241.365949] (M) [ 241.368356] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 241.372221] = 25196kB [ 241.374191] ? process_timeout+0x40/0x40 [ 241.379017] Node 0 [ 241.381425] ? find_held_lock+0x36/0x1c0 [ 241.385463] Normal: [ 241.387697] ? mark_held_locks+0xc7/0x130 [ 241.391730] 1032*4kB [ 241.394052] ? _raw_spin_unlock_irq+0x27/0x80 [ 241.398177] (ME) [ 241.400588] ? _raw_spin_unlock_irq+0x27/0x80 [ 241.405053] 425*8kB (UME) [ 241.407130] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 241.411594] 181*16kB (UME) [ 241.414443] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 241.419268] 72*32kB [ 241.422194] ? trace_hardirqs_on+0xbd/0x310 [ 241.426749] (UME) [ 241.429072] ? kasan_check_read+0x11/0x20 [ 241.433387] 20*64kB [ 241.435539] ? __run_timers+0x7da/0xc70 [ 241.439665] (UM) [ 241.441989] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 241.445939] 0*128kB [ 241.448007] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 241.453424] 0*256kB [ 241.455742] __run_timers+0x7e5/0xc70 [ 241.460561] 0*512kB [ 241.462887] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 241.466658] 0*1024kB [ 241.468980] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 241.474319] 0*2048kB [ 241.476728] ? graph_lock+0x170/0x170 [ 241.481719] 0*4096kB [ 241.484125] ? print_usage_bug+0xc0/0xc0 [ 241.487907] = 14008kB [ 241.490314] ? enqueue_hrtimer+0x1a5/0x560 [ 241.494358] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 241.496758] ? lock_release+0x970/0x970 [ 241.500979] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 241.509808] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 241.513776] 144 total pagecache pages [ 241.522345] ? find_held_lock+0x36/0x1c0 [ 241.527527] 0 pages in swap cache [ 241.531328] ? graph_lock+0x170/0x170 [ 241.535369] Swap cache stats: add 0, delete 0, find 0/0 [ 241.538815] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.542594] Free swap = 0kB [ 241.547953] ? check_preemption_disabled+0x48/0x280 [ 241.553460] Total swap = 0kB [ 241.556479] ? __lock_is_held+0xb5/0x140 [ 241.561464] 1965979 pages RAM [ 241.564491] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.568541] 0 pages HighMem/MovableOnly [ 241.571646] ? check_preemption_disabled+0x48/0x280 [ 241.577155] 342306 pages reserved [ 241.581142] run_timer_softirq+0x52/0xb0 [ 241.586140] 0 pages cma reserved [ 241.589591] ? rcu_read_lock_sched_held+0x108/0x120 [ 241.593698] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 241.596983] __do_softirq+0x30c/0xb03 [ 241.602062] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 241.608465] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 241.612237] ksoftirqd/0 cpuset= [ 241.622567] ? pvclock_read_flags+0x160/0x160 [ 241.627662] / [ 241.630935] ? lapic_next_event+0x5a/0x90 [ 241.635425] mems_allowed=0 [ 241.637135] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.649705] ? check_preemption_disabled+0x48/0x280 [ 241.654727] ? check_preemption_disabled+0x48/0x280 [ 241.659752] ? kvm_clock_read+0x18/0x30 [ 241.663726] ? kvm_sched_clock_read+0x9/0x20 [ 241.668136] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 241.673677] ? check_preemption_disabled+0x48/0x280 [ 241.678713] irq_exit+0x17f/0x1c0 [ 241.682185] smp_apic_timer_interrupt+0x1cb/0x760 [ 241.687033] ? smp_reschedule_interrupt+0x109/0x650 [ 241.692052] ? smp_call_function_single_interrupt+0x650/0x650 [ 241.697941] ? interrupt_entry+0xb5/0xf0 [ 241.702015] ? trace_hardirqs_off_caller+0xbb/0x310 [ 241.707037] ? trace_hardirqs_off_caller+0xbb/0x310 [ 241.712324] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 241.717171] ? trace_hardirqs_on_caller+0x310/0x310 [ 241.722189] ? trace_hardirqs_on_caller+0x310/0x310 [ 241.727211] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.732750] ? check_preemption_disabled+0x48/0x280 [ 241.737768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.743327] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 241.748183] apic_timer_interrupt+0xf/0x20 [ 241.752412] </IRQ> [ 241.754657] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 241.760113] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 241.779021] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 241.786735] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 241.794005] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 241.801296] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 241.808564] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 241.815832] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 241.823126] ? shrink_node_memcg+0x724/0x18e0 [ 241.827624] ? shrink_node_memcg+0x72e/0x18e0 [ 241.832127] shrink_node_memcg+0x72e/0x18e0 [ 241.836465] ? shrink_active_list+0x1c20/0x1c20 [ 241.841151] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 241.846774] ? graph_lock+0x170/0x170 [ 241.850583] ? mem_cgroup_charge_statistics+0x780/0x780 [ 241.855951] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.861508] ? print_usage_bug+0xc0/0xc0 [ 241.865597] shrink_node+0x3bc/0x16b0 [ 241.869402] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 241.874709] ? shrink_node_memcg+0x18e0/0x18e0 [ 241.879293] ? lockdep_hardirqs_on+0x421/0x5c0 [ 241.883878] ? trace_hardirqs_on+0xbd/0x310 [ 241.888204] ? vmpressure+0x271/0x340 [ 241.892016] ? do_raw_spin_unlock+0xa7/0x330 [ 241.896431] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 241.901040] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 241.906581] ? __cpuset_node_allowed+0x19b/0x660 [ 241.911381] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 241.917096] ? vmpressure+0x1a2/0x340 [ 241.920928] do_try_to_free_pages+0x3e7/0x1290 [ 241.925537] ? shrink_node+0x16b0/0x16b0 [ 241.929611] ? __lock_is_held+0xb5/0x140 [ 241.933698] try_to_free_pages+0x4d0/0xb90 [ 241.937944] ? do_try_to_free_pages+0x1290/0x1290 [ 241.942788] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.948341] ? lock_acquire+0x1ed/0x520 [ 241.952320] ? set_page_refcounted+0x280/0x280 [ 241.956913] ? lock_release+0x970/0x970 [ 241.960896] ? ___might_sleep+0x1ed/0x300 [ 241.965081] ? arch_local_save_flags+0x40/0x40 [ 241.969682] __alloc_pages_slowpath+0x9c4/0x2d70 [ 241.974472] ? warn_alloc+0x120/0x120 [ 241.978283] ? __radix_tree_lookup+0x4c0/0x4c0 [ 241.982882] ? find_get_entry+0x2f2/0xc40 [ 241.987044] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.992603] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 241.997549] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 242.003090] ? should_fail+0x22d/0xd01 [ 242.006982] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 242.012090] ? __lock_is_held+0xb5/0x140 [ 242.016179] ? __lock_is_held+0xb5/0x140 [ 242.020254] ? find_held_lock+0x36/0x1c0 [ 242.024320] ? ___might_sleep+0x1ed/0x300 [ 242.028488] ? lock_release+0x970/0x970 [ 242.032476] ? arch_local_save_flags+0x40/0x40 [ 242.037082] ? __might_sleep+0x95/0x190 [ 242.041071] __alloc_pages_nodemask+0xa80/0xde0 [ 242.045749] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 242.050774] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 242.056576] ? kasan_check_read+0x11/0x20 [ 242.060728] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 242.066016] ? graph_lock+0x170/0x170 [ 242.069821] ? print_usage_bug+0xc0/0xc0 [ 242.073889] ? graph_lock+0x170/0x170 [ 242.077689] ? graph_lock+0x170/0x170 [ 242.081495] ? __do_page_cache_readahead+0x7ce/0x980 [ 242.086619] ? find_held_lock+0x36/0x1c0 [ 242.090689] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 242.096237] alloc_pages_current+0x10c/0x210 [ 242.100652] ? lock_downgrade+0x900/0x900 [ 242.104808] __page_cache_alloc+0x38f/0x5b0 [ 242.109134] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 242.114933] ? kasan_check_read+0x11/0x20 [ 242.119085] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 242.124368] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 242.129046] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 242.134587] ? check_preemption_disabled+0x48/0x280 [ 242.139616] filemap_fault+0x1594/0x25f0 [ 242.143693] ? __lock_page_or_retry+0xa00/0xa00 [ 242.148366] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 242.154164] ? kasan_check_read+0x11/0x20 [ 242.158315] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 242.163599] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 242.168710] ? rcu_bh_qs+0xc0/0xc0 [ 242.172256] ? trace_hardirqs_on+0xbd/0x310 [ 242.176578] ? kasan_check_read+0x11/0x20 [ 242.180736] ? __free_object+0x173/0x340 [ 242.184840] ? filemap_map_pages+0xdea/0x1980 [ 242.189350] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 242.194461] ? __free_object+0x173/0x340 [ 242.198535] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 242.203815] ? debug_object_free+0x325/0x690 [ 242.208227] ? find_get_pages_range_tag+0x1320/0x1320 [ 242.213424] ? graph_lock+0x170/0x170 [ 242.217236] ? kasan_check_read+0x11/0x20 [ 242.221390] ? debug_object_destroy+0x2b0/0x2b0 [ 242.226071] ? lock_acquire+0x1ed/0x520 [ 242.230060] ? ext4_filemap_fault+0x7a/0xad [ 242.234388] ? lock_release+0x970/0x970 [ 242.238365] ? arch_local_save_flags+0x40/0x40 [ 242.242958] ? futex_wait_setup+0x3e0/0x3e0 [ 242.247312] ? down_read+0xb0/0x1d0 [ 242.250938] ? ext4_filemap_fault+0x7a/0xad [ 242.255264] ? __down_interruptible+0x700/0x700 [ 242.259956] ext4_filemap_fault+0x82/0xad [ 242.264114] __do_fault+0x100/0x6b0 [ 242.267747] ? print_bad_pte+0x6c0/0x6c0 [ 242.271811] ? do_futex+0x249/0x26d0 [ 242.275532] ? finish_task_switch+0x1f4/0x910 [ 242.280036] ? _raw_spin_unlock_irq+0x27/0x80 [ 242.284535] ? pmd_val+0x88/0x100 [ 242.287995] ? add_mm_counter_fast+0xd0/0xd0 [ 242.292412] ? pmd_val+0x88/0x100 [ 242.295872] ? add_mm_counter_fast+0xd0/0xd0 [ 242.300285] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 242.305831] __handle_mm_fault+0x3709/0x53e0 [ 242.310252] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 242.315115] ? __switch_to_asm+0x34/0x70 [ 242.319177] ? graph_lock+0x170/0x170 [ 242.322984] ? print_usage_bug+0xc0/0xc0 [ 242.327053] ? __switch_to_asm+0x34/0x70 [ 242.331116] ? graph_lock+0x170/0x170 [ 242.334919] ? graph_lock+0x170/0x170 [ 242.338744] ? handle_mm_fault+0x42a/0xc70 [ 242.342980] ? lock_downgrade+0x900/0x900 [ 242.347139] ? check_preemption_disabled+0x48/0x280 [ 242.352163] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 242.357964] ? kasan_check_read+0x11/0x20 [ 242.362120] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 242.367524] ? rcu_bh_qs+0xc0/0xc0 [ 242.371069] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 242.376527] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 242.382070] ? check_preemption_disabled+0x48/0x280 [ 242.387096] handle_mm_fault+0x54f/0xc70 [ 242.391168] ? __handle_mm_fault+0x53e0/0x53e0 [ 242.395759] ? find_vma+0x34/0x190 [ 242.399311] __do_page_fault+0x67d/0xed0 [ 242.403401] ? mm_fault_error+0x380/0x380 [ 242.407550] ? trace_hardirqs_off+0xb8/0x310 [ 242.411959] ? trace_hardirqs_on+0x310/0x310 [ 242.416372] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 242.421737] ? trace_hardirqs_on+0x310/0x310 [ 242.426157] do_page_fault+0xf2/0x7e0 [ 242.429960] ? vmalloc_sync_all+0x30/0x30 [ 242.434114] ? error_entry+0x70/0xd0 [ 242.437832] ? trace_hardirqs_off_caller+0xbb/0x310 [ 242.442851] ? trace_hardirqs_on_caller+0xc0/0x310 [ 242.447804] ? syscall_return_slowpath+0x5e0/0x5e0 [ 242.452742] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 242.457598] ? trace_hardirqs_on_caller+0x310/0x310 [ 242.462620] ? trace_hardirqs_off+0x310/0x310 [ 242.467128] ? prepare_exit_to_usermode+0x291/0x3b0 [ 242.472144] ? page_fault+0x8/0x30 [ 242.475688] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 242.480542] ? page_fault+0x8/0x30 [ 242.484083] page_fault+0x1e/0x30 [ 242.487537] RIP: 0033:0x45ddf3 [ 242.490737] Code: Bad RIP value. [ 242.494104] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 242.499469] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 242.506744] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 242.514015] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 242.521287] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 242.528554] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 242.535855] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 242.535921] aoe: skb alloc failure [ 242.542701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 242.542706] Call Trace: [ 242.542730] dump_stack+0x1c4/0x2b6 [ 242.542748] ? dump_stack_print_info.cold.1+0x20/0x20 [ 242.546298] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 242.555636] warn_alloc.cold.119+0xb7/0x1bd [ 242.558188] syz-fuzzer cpuset= [ 242.561811] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 242.566975] / [ 242.577200] ? lock_downgrade+0x900/0x900 [ 242.581496] mems_allowed=0 [ 242.584702] ? trace_hardirqs_off+0xb8/0x310 [ 242.602687] ? trace_hardirqs_off+0xb8/0x310 [ 242.607111] __alloc_pages_slowpath+0x265e/0x2d70 [ 242.611990] ? warn_alloc+0x120/0x120 [ 242.615800] ? warn_alloc+0x120/0x120 [ 242.619609] ? print_usage_bug+0xc0/0xc0 [ 242.623675] ? warn_alloc+0x120/0x120 [ 242.627479] ? print_usage_bug+0xc0/0xc0 [ 242.631557] ? __lock_acquire+0x7ec/0x4ec0 [ 242.635792] ? __lock_acquire+0x7ec/0x4ec0 [ 242.640033] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.645576] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 242.651119] ? should_fail+0x22d/0xd01 [ 242.655014] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 242.660161] ? __lock_acquire+0x7ec/0x4ec0 [ 242.664406] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 242.669519] ? __lock_acquire+0x7ec/0x4ec0 [ 242.673757] ? should_fail+0x22d/0xd01 [ 242.677657] ? mark_held_locks+0x130/0x130 [ 242.681900] ? mark_held_locks+0x130/0x130 [ 242.686141] ? mark_held_locks+0xc7/0x130 [ 242.690289] ? print_usage_bug+0xc0/0xc0 [ 242.694351] ? graph_lock+0x170/0x170 [ 242.698153] ? print_usage_bug+0xc0/0xc0 [ 242.702220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.707760] ? check_preemption_disabled+0x48/0x280 [ 242.712777] ? check_preemption_disabled+0x48/0x280 [ 242.717808] ? __lock_is_held+0xb5/0x140 [ 242.721879] __alloc_pages_nodemask+0xa80/0xde0 [ 242.726553] ? graph_lock+0x170/0x170 [ 242.730361] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 242.735379] ? graph_lock+0x170/0x170 [ 242.739200] ? find_held_lock+0x36/0x1c0 [ 242.743297] ? ____cache_alloc_node+0x1c7/0x1e0 [ 242.747971] ? lock_downgrade+0x900/0x900 [ 242.752132] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.757701] cache_grow_begin+0x91/0x8c0 [ 242.761770] ? do_raw_spin_unlock+0xa7/0x330 [ 242.766189] fallback_alloc+0x203/0x2e0 [ 242.770173] ____cache_alloc_node+0x1c7/0x1e0 [ 242.774681] kmem_cache_alloc_node+0xe3/0x730 [ 242.779183] ? ipv6_get_ifaddr+0x42e/0x620 [ 242.783450] __alloc_skb+0x119/0x770 [ 242.787171] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 242.792458] ? skb_scrub_packet+0x490/0x490 [ 242.796782] ? lock_downgrade+0x900/0x900 [ 242.800940] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.806480] ? refcount_sub_and_test_checked+0x203/0x310 [ 242.811950] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 242.817405] ? addrconf_rs_timer+0x690/0x690 [ 242.821827] ndisc_alloc_skb+0x144/0x340 [ 242.825902] ndisc_send_rs+0x331/0x6e0 [ 242.829801] addrconf_rs_timer+0x314/0x690 [ 242.834079] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 242.838332] call_timer_fn+0x272/0x920 [ 242.842367] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 242.846606] ? process_timeout+0x40/0x40 [ 242.850666] ? find_held_lock+0x36/0x1c0 [ 242.854738] ? __run_timers+0x7da/0xc70 [ 242.858723] ? _raw_spin_unlock_irq+0x27/0x80 [ 242.863225] ? _raw_spin_unlock_irq+0x27/0x80 [ 242.867724] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 242.871964] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 242.876553] ? trace_hardirqs_on+0xbd/0x310 [ 242.880875] ? kasan_check_read+0x11/0x20 [ 242.885026] ? __run_timers+0x7da/0xc70 [ 242.889008] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 242.894464] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 242.898713] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 242.902961] __run_timers+0x7e5/0xc70 [ 242.906782] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 242.912149] ? _raw_spin_unlock_irq+0x27/0x80 [ 242.916645] ? _raw_spin_unlock_irq+0x27/0x80 [ 242.921150] ? lockdep_hardirqs_on+0x421/0x5c0 [ 242.925735] ? trace_hardirqs_on+0xbd/0x310 [ 242.930060] ? kasan_check_read+0x11/0x20 [ 242.934209] ? finish_task_switch+0x1f4/0x910 [ 242.938711] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 242.944166] ? compat_start_thread+0x80/0x80 [ 242.948596] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.954155] ? _raw_spin_unlock_irq+0x60/0x80 [ 242.958658] ? pvclock_read_flags+0x160/0x160 [ 242.963173] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.968714] ? check_preemption_disabled+0x48/0x280 [ 242.973744] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 242.979281] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 242.984566] ? rcu_pm_notify+0xc0/0xc0 [ 242.988457] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.993997] ? check_preemption_disabled+0x48/0x280 [ 242.999025] run_timer_softirq+0x52/0xb0 [ 243.003087] ? rcu_read_lock_sched_held+0x108/0x120 [ 243.008147] __do_softirq+0x30c/0xb03 [ 243.011955] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 243.016723] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 243.021826] ? trace_hardirqs_off+0x310/0x310 [ 243.026332] ? schedule+0x108/0x460 [ 243.029971] ? trace_hardirqs_off+0xb8/0x310 [ 243.034381] ? smpboot_thread_fn+0x68b/0xa00 [ 243.038791] ? trace_hardirqs_on+0x310/0x310 [ 243.043202] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 243.048746] ? check_preemption_disabled+0x48/0x280 [ 243.053769] ? takeover_tasklets+0xa90/0xa90 [ 243.058181] run_ksoftirqd+0x94/0x100 [ 243.061989] smpboot_thread_fn+0x68b/0xa00 [ 243.066229] ? sort_range+0x30/0x30 [ 243.069861] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 243.074965] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 243.080518] ? __kthread_parkme+0xfb/0x1a0 [ 243.084764] kthread+0x35a/0x420 [ 243.088138] ? sort_range+0x30/0x30 [ 243.091782] ? kthread_bind+0x40/0x40 [ 243.095588] ret_from_fork+0x3a/0x50 [ 243.099322] warn_alloc_show_mem: 1 callbacks suppressed [ 243.099334] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 243.099336] Mem-Info: [ 243.099369] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 243.099369] active_file:12 inactive_file:13 isolated_file:0 [ 243.099369] unevictable:0 dirty:0 writeback:0 unstable:0 [ 243.099369] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 243.099369] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 243.099369] free:13778 free_pcp:148 free_cma:0 [ 243.104711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 243.111732] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 243.114135] Call Trace: [ 243.147088] Node 0 [ 243.156431] <IRQ> [ 243.183954] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 243.186530] dump_stack+0x1c4/0x2b6 [ 243.188740] lowmem_reserve[]: [ 243.190887] ? dump_stack_print_info.cold.1+0x20/0x20 [ 243.216365] 0 [ 243.219995] warn_alloc.cold.119+0xb7/0x1bd [ 243.223070] 2819 [ 243.228253] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 243.230050] 6323 [ 243.234371] ? lock_downgrade+0x900/0x900 [ 243.236427] 6323 [ 243.241272] ? trace_hardirqs_off+0xb8/0x310 [ 243.247450] ? trace_hardirqs_off+0xb8/0x310 [ 243.249493] Node 0 [ 243.253907] __alloc_pages_slowpath+0x265e/0x2d70 [ 243.258312] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 243.260550] ? warn_alloc+0x120/0x120 [ 243.265351] lowmem_reserve[]: [ 243.292587] ? warn_alloc+0x120/0x120 [ 243.296366] 0 [ 243.299469] ? print_usage_bug+0xc0/0xc0 [ 243.303243] 0 [ 243.305042] ? warn_alloc+0x120/0x120 [ 243.309084] 3503 [ 243.310880] ? print_usage_bug+0xc0/0xc0 [ 243.314656] 3503 [ 243.316717] ? mark_held_locks+0x130/0x130 [ 243.322812] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 243.327016] Node 0 Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 243.332558] ? should_fail+0x22d/0xd01 [ 243.361244] lowmem_reserve[]: 0 [ 243.365128] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 243.365144] ? __lock_acquire+0x7ec/0x4ec0 [ 243.368403] 0 0 [ 243.373519] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 243.377734] 0 [ 243.379711] ? __lock_acquire+0x7ec/0x4ec0 [ 243.386587] ? should_fail+0x22d/0xd01 [ 243.390798] Node 0 DMA: [ 243.394684] ? mark_held_locks+0x130/0x130 [ 243.394688] 1*4kB (U) [ 243.397361] ? mark_held_locks+0x130/0x130 [ 243.401574] 0*8kB [ 243.404066] ? lock_downgrade+0x900/0x900 [ 243.408285] 0*16kB [ 243.410426] ? graph_lock+0x170/0x170 [ 243.414559] 1*32kB [ 243.416795] ? graph_lock+0x170/0x170 [ 243.420574] (U) [ 243.422805] ? graph_lock+0x170/0x170 [ 243.426588] 2*64kB [ 243.428563] ? print_usage_bug+0xc0/0xc0 [ 243.432338] (U) [ 243.434571] ? do_raw_spin_unlock+0xa7/0x330 [ 243.438607] 1*128kB [ 243.440583] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.444964] (U) [ 243.447289] ? check_preemption_disabled+0x48/0x280 [ 243.452800] 1*256kB [ 243.454771] ? check_preemption_disabled+0x48/0x280 [ 243.459765] (U) [ 243.462100] ? __lock_is_held+0xb5/0x140 [ 243.467091] 0*512kB [ 243.469066] __alloc_pages_nodemask+0xa80/0xde0 [ 243.473103] 1*1024kB [ 243.475423] ? graph_lock+0x170/0x170 [ 243.480085] (U) [ 243.482507] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 243.486290] 1*2048kB [ 243.488268] ? graph_lock+0x170/0x170 [ 243.493280] (M) [ 243.495706] ? find_held_lock+0x36/0x1c0 [ 243.499481] 3*4096kB [ 243.501468] ? ____cache_alloc_node+0x1c7/0x1e0 [ 243.505508] (M) [ 243.507914] ? lock_downgrade+0x900/0x900 [ 243.512564] = 15908kB [ 243.514545] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.518669] Node 0 [ 243.521070] cache_grow_begin+0x91/0x8c0 [ 243.526581] DMA32: [ 243.528817] ? do_raw_spin_unlock+0xa7/0x330 [ 243.532852] 3*4kB [ 243.535086] fallback_alloc+0x203/0x2e0 [ 243.539466] (M) [ 243.541612] ____cache_alloc_node+0x1c7/0x1e0 [ 243.545560] 2*8kB [ 243.547541] kmem_cache_alloc_node+0xe3/0x730 [ 243.552019] (UM) [ 243.554172] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 243.558639] 3*16kB [ 243.560697] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 243.565778] (UM) [ 243.568024] __alloc_skb+0x119/0x770 [ 243.572576] 3*32kB [ 243.574634] ? calc_wheel_index+0x220/0x220 [ 243.578339] (UM) [ 243.580576] ? skb_scrub_packet+0x490/0x490 [ 243.584870] 5*64kB (UM) [ 243.587006] ? vprintk_default+0x28/0x30 [ 243.591327] 3*128kB [ 243.593990] ? vprintk_func+0x85/0x181 [ 243.598071] (M) [ 243.600390] ? printk+0xa7/0xcf [ 243.604255] 3*256kB [ 243.606267] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 243.609580] (M) [ 243.611910] new_skb+0x26/0x1c0 [ 243.616656] 4*512kB [ 243.618627] aoecmd_cfg+0x279/0x7f0 [ 243.621882] (UM) [ 243.624214] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 243.627814] 3*1024kB [ 243.629873] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.634168] (UM) [ 243.636578] ? check_preemption_disabled+0x48/0x280 [ 243.642088] 1*2048kB [ 243.644146] ? check_preemption_disabled+0x48/0x280 [ 243.649143] (M) [ 243.651588] ? __lock_is_held+0xb5/0x140 [ 243.656578] 4*4096kB [ 243.658571] discover_timer+0x50/0x60 [ 243.662601] (M) [ 243.665020] call_timer_fn+0x272/0x920 [ 243.669838] = 25196kB [ 243.671808] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 243.675674] Node 0 [ 243.678086] ? process_timeout+0x40/0x40 [ 243.682902] Normal: [ 243.685135] ? find_held_lock+0x36/0x1c0 [ 243.689170] 1032*4kB [ 243.691543] ? mark_held_locks+0xc7/0x130 [ 243.695598] (ME) [ 243.698016] ? _raw_spin_unlock_irq+0x27/0x80 [ 243.702135] 425*8kB [ 243.704225] ? _raw_spin_unlock_irq+0x27/0x80 [ 243.709176] (UME) 181*16kB [ 243.711562] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 243.716035] (UME) [ 243.718962] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 243.723783] 72*32kB [ 243.725926] ? trace_hardirqs_on+0xbd/0x310 [ 243.730477] (UME) 20*64kB [ 243.732828] ? kasan_check_read+0x11/0x20 [ 243.737122] (UM) [ 243.739970] ? __run_timers+0x7da/0xc70 [ 243.744098] 0*128kB [ 243.746155] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 243.750117] 0*256kB [ 243.752462] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 243.757878] 0*512kB [ 243.760197] __run_timers+0x7e5/0xc70 [ 243.765019] 0*1024kB [ 243.767345] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 243.771112] 0*2048kB [ 243.773538] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 243.778871] 0*4096kB = 14008kB [ 243.781293] ? graph_lock+0x170/0x170 [ 243.786290] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 243.789473] ? print_usage_bug+0xc0/0xc0 [ 243.793260] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 243.802085] ? enqueue_hrtimer+0x1a5/0x560 [ 243.806127] 144 total pagecache pages [ 243.814696] ? lock_release+0x970/0x970 [ 243.818915] 0 pages in swap cache [ 243.822702] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 243.826656] Swap cache stats: add 0, delete 0, find 0/0 [ 243.830101] ? find_held_lock+0x36/0x1c0 [ 243.835284] Free swap = 0kB [ 243.840640] ? graph_lock+0x170/0x170 [ 243.844673] Total swap = 0kB [ 243.844682] 1965979 pages RAM [ 243.847696] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.851464] 0 pages HighMem/MovableOnly [ 243.851473] 342306 pages reserved [ 243.854489] ? check_preemption_disabled+0x48/0x280 [ 243.857611] 0 pages cma reserved [ 243.863167] ? __lock_is_held+0xb5/0x140 [ 243.867222] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 243.870572] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.870588] ? check_preemption_disabled+0x48/0x280 [ 243.870610] run_timer_softirq+0x52/0xb0 [ 243.875695] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 243.879023] ? rcu_read_lock_sched_held+0x108/0x120 [ 243.883058] ksoftirqd/0 cpuset= [ 243.889643] __do_softirq+0x30c/0xb03 [ 243.895171] / [ 243.900189] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 243.904257] mems_allowed=0 [ 243.914571] ? pvclock_read_flags+0x160/0x160 [ 243.940811] ? lapic_next_event+0x5a/0x90 [ 243.944961] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.950510] ? check_preemption_disabled+0x48/0x280 [ 243.955537] ? check_preemption_disabled+0x48/0x280 [ 243.960586] ? kvm_clock_read+0x18/0x30 [ 243.964574] ? kvm_sched_clock_read+0x9/0x20 [ 243.968989] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 243.974541] ? check_preemption_disabled+0x48/0x280 [ 243.979584] irq_exit+0x17f/0x1c0 [ 243.983050] smp_apic_timer_interrupt+0x1cb/0x760 [ 243.987893] ? smp_reschedule_interrupt+0x109/0x650 [ 243.992954] ? smp_call_function_single_interrupt+0x650/0x650 [ 243.998847] ? interrupt_entry+0xb5/0xf0 [ 244.002913] ? trace_hardirqs_off_caller+0xbb/0x310 [ 244.007932] ? trace_hardirqs_off_caller+0xbb/0x310 [ 244.012964] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 244.017810] ? trace_hardirqs_on_caller+0x310/0x310 [ 244.022827] ? trace_hardirqs_on_caller+0x310/0x310 [ 244.027860] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.033417] ? check_preemption_disabled+0x48/0x280 [ 244.038437] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.044017] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 244.048887] apic_timer_interrupt+0xf/0x20 [ 244.053119] </IRQ> [ 244.055358] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 244.060813] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 244.079716] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 244.087459] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 244.094727] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 244.101994] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 244.109279] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 244.116548] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 244.123837] ? shrink_node_memcg+0x724/0x18e0 [ 244.128352] ? shrink_node_memcg+0x72e/0x18e0 [ 244.132857] shrink_node_memcg+0x72e/0x18e0 [ 244.137198] ? shrink_active_list+0x1c20/0x1c20 [ 244.141876] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 244.147565] ? graph_lock+0x170/0x170 [ 244.151371] ? mem_cgroup_charge_statistics+0x780/0x780 [ 244.156737] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.162285] ? print_usage_bug+0xc0/0xc0 [ 244.166365] shrink_node+0x3bc/0x16b0 [ 244.170168] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 244.175474] ? shrink_node_memcg+0x18e0/0x18e0 [ 244.180070] ? lockdep_hardirqs_on+0x421/0x5c0 [ 244.184656] ? trace_hardirqs_on+0xbd/0x310 [ 244.188979] ? vmpressure+0x271/0x340 [ 244.192790] ? do_raw_spin_unlock+0xa7/0x330 [ 244.197206] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 244.201800] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 244.207341] ? __cpuset_node_allowed+0x19b/0x660 [ 244.212104] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 244.217814] ? vmpressure+0x1a2/0x340 [ 244.221630] do_try_to_free_pages+0x3e7/0x1290 [ 244.226255] ? shrink_node+0x16b0/0x16b0 [ 244.230320] ? __lock_is_held+0xb5/0x140 [ 244.234398] try_to_free_pages+0x4d0/0xb90 [ 244.238641] ? do_try_to_free_pages+0x1290/0x1290 [ 244.243487] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.249056] ? lock_acquire+0x1ed/0x520 [ 244.253036] ? set_page_refcounted+0x280/0x280 [ 244.257626] ? lock_release+0x970/0x970 [ 244.261660] ? ___might_sleep+0x1ed/0x300 [ 244.265829] ? arch_local_save_flags+0x40/0x40 [ 244.270428] __alloc_pages_slowpath+0x9c4/0x2d70 [ 244.275222] ? warn_alloc+0x120/0x120 [ 244.279031] ? __radix_tree_lookup+0x4c0/0x4c0 [ 244.283630] ? find_get_entry+0x2f2/0xc40 [ 244.287792] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.293336] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 244.298302] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 244.303946] ? should_fail+0x22d/0xd01 [ 244.307875] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 244.312984] ? __lock_is_held+0xb5/0x140 [ 244.317078] ? __lock_is_held+0xb5/0x140 [ 244.321189] ? find_held_lock+0x36/0x1c0 [ 244.325258] ? ___might_sleep+0x1ed/0x300 [ 244.329408] ? lock_release+0x970/0x970 [ 244.333386] ? arch_local_save_flags+0x40/0x40 [ 244.337986] ? __might_sleep+0x95/0x190 [ 244.341974] __alloc_pages_nodemask+0xa80/0xde0 [ 244.346653] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 244.351684] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 244.357489] ? kasan_check_read+0x11/0x20 [ 244.361651] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 244.366947] ? graph_lock+0x170/0x170 [ 244.370754] ? print_usage_bug+0xc0/0xc0 [ 244.374831] ? graph_lock+0x170/0x170 [ 244.378647] ? graph_lock+0x170/0x170 [ 244.382452] ? __do_page_cache_readahead+0x7ce/0x980 [ 244.387563] ? find_held_lock+0x36/0x1c0 [ 244.391632] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 244.397176] alloc_pages_current+0x10c/0x210 [ 244.401585] ? lock_downgrade+0x900/0x900 [ 244.405741] __page_cache_alloc+0x38f/0x5b0 [ 244.410071] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 244.415883] ? kasan_check_read+0x11/0x20 [ 244.420036] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 244.425322] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 244.429993] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 244.435539] ? check_preemption_disabled+0x48/0x280 [ 244.440566] filemap_fault+0x1594/0x25f0 [ 244.444646] ? __lock_page_or_retry+0xa00/0xa00 [ 244.449317] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 244.455118] ? kasan_check_read+0x11/0x20 [ 244.459273] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 244.464561] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 244.469682] ? rcu_bh_qs+0xc0/0xc0 [ 244.473230] ? trace_hardirqs_on+0xbd/0x310 [ 244.477556] ? kasan_check_read+0x11/0x20 [ 244.481728] ? __free_object+0x173/0x340 [ 244.485819] ? filemap_map_pages+0xdea/0x1980 [ 244.490326] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 244.495436] ? __free_object+0x173/0x340 [ 244.499515] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 244.504794] ? debug_object_free+0x325/0x690 [ 244.509209] ? find_get_pages_range_tag+0x1320/0x1320 [ 244.514409] ? graph_lock+0x170/0x170 [ 244.518220] ? kasan_check_read+0x11/0x20 [ 244.522375] ? debug_object_destroy+0x2b0/0x2b0 [ 244.527060] ? lock_acquire+0x1ed/0x520 [ 244.531038] ? ext4_filemap_fault+0x7a/0xad [ 244.535372] ? lock_release+0x970/0x970 [ 244.539350] ? arch_local_save_flags+0x40/0x40 [ 244.543941] ? futex_wait_setup+0x3e0/0x3e0 [ 244.548285] ? down_read+0xb0/0x1d0 [ 244.551922] ? ext4_filemap_fault+0x7a/0xad [ 244.556256] ? __down_interruptible+0x700/0x700 [ 244.560945] ext4_filemap_fault+0x82/0xad [ 244.565102] __do_fault+0x100/0x6b0 [ 244.568734] ? print_bad_pte+0x6c0/0x6c0 [ 244.572800] ? do_futex+0x249/0x26d0 [ 244.576525] ? finish_task_switch+0x1f4/0x910 [ 244.581035] ? _raw_spin_unlock_irq+0x27/0x80 [ 244.585534] ? pmd_val+0x88/0x100 [ 244.588995] ? add_mm_counter_fast+0xd0/0xd0 [ 244.593408] ? pmd_val+0x88/0x100 [ 244.596862] ? add_mm_counter_fast+0xd0/0xd0 [ 244.601280] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 244.606823] __handle_mm_fault+0x3709/0x53e0 [ 244.611244] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 244.616089] ? __switch_to_asm+0x34/0x70 [ 244.620154] ? graph_lock+0x170/0x170 [ 244.623958] ? print_usage_bug+0xc0/0xc0 [ 244.628028] ? __switch_to_asm+0x34/0x70 [ 244.632093] ? graph_lock+0x170/0x170 [ 244.635895] ? graph_lock+0x170/0x170 [ 244.639720] ? handle_mm_fault+0x42a/0xc70 [ 244.643958] ? lock_downgrade+0x900/0x900 [ 244.648115] ? check_preemption_disabled+0x48/0x280 [ 244.653143] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 244.658944] ? kasan_check_read+0x11/0x20 [ 244.663093] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 244.668377] ? rcu_bh_qs+0xc0/0xc0 [ 244.671919] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 244.677373] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 244.682913] ? check_preemption_disabled+0x48/0x280 [ 244.687944] handle_mm_fault+0x54f/0xc70 [ 244.692020] ? __handle_mm_fault+0x53e0/0x53e0 [ 244.696614] ? find_vma+0x34/0x190 [ 244.700163] __do_page_fault+0x67d/0xed0 [ 244.704239] ? mm_fault_error+0x380/0x380 [ 244.708386] ? trace_hardirqs_off+0xb8/0x310 [ 244.712796] ? trace_hardirqs_on+0x310/0x310 [ 244.717207] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 244.722579] ? trace_hardirqs_on+0x310/0x310 [ 244.726995] do_page_fault+0xf2/0x7e0 [ 244.730806] ? vmalloc_sync_all+0x30/0x30 [ 244.734957] ? error_entry+0x70/0xd0 [ 244.738676] ? trace_hardirqs_off_caller+0xbb/0x310 [ 244.743692] ? trace_hardirqs_on_caller+0xc0/0x310 [ 244.748628] ? syscall_return_slowpath+0x5e0/0x5e0 [ 244.753559] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 244.758404] ? trace_hardirqs_on_caller+0x310/0x310 [ 244.763425] ? trace_hardirqs_off+0x310/0x310 [ 244.767926] ? prepare_exit_to_usermode+0x291/0x3b0 [ 244.772946] ? page_fault+0x8/0x30 [ 244.776490] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 244.781349] ? page_fault+0x8/0x30 [ 244.784892] page_fault+0x1e/0x30 [ 244.788347] RIP: 0033:0x45ddf3 [ 244.791543] Code: Bad RIP value. [ 244.794908] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 244.800278] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 244.807545] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 244.814811] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 244.822078] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 244.829349] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 244.836645] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 244.836719] aoe: skb alloc failure [ 244.843586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 244.843592] Call Trace: [ 244.843614] dump_stack+0x1c4/0x2b6 [ 244.843636] ? dump_stack_print_info.cold.1+0x20/0x20 [ 244.847189] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 244.856535] warn_alloc.cold.119+0xb7/0x1bd [ 244.859086] syz-fuzzer cpuset= [ 244.862712] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 244.867887] / [ 244.878107] ? lock_downgrade+0x900/0x900 [ 244.882406] mems_allowed=0 [ 244.885594] ? trace_hardirqs_off+0xb8/0x310 [ 244.903574] ? trace_hardirqs_off+0xb8/0x310 [ 244.907992] __alloc_pages_slowpath+0x265e/0x2d70 [ 244.912867] ? warn_alloc+0x120/0x120 [ 244.916685] ? warn_alloc+0x120/0x120 [ 244.920489] ? print_usage_bug+0xc0/0xc0 [ 244.924566] ? warn_alloc+0x120/0x120 [ 244.928369] ? print_usage_bug+0xc0/0xc0 [ 244.932454] ? __lock_acquire+0x7ec/0x4ec0 [ 244.936692] ? __lock_acquire+0x7ec/0x4ec0 [ 244.940932] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.946472] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 244.952042] ? should_fail+0x22d/0xd01 [ 244.955936] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 244.961042] ? __lock_acquire+0x7ec/0x4ec0 [ 244.965285] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 244.970388] ? __lock_acquire+0x7ec/0x4ec0 [ 244.974658] ? should_fail+0x22d/0xd01 [ 244.978570] ? mark_held_locks+0x130/0x130 [ 244.982810] ? mark_held_locks+0x130/0x130 [ 244.987050] ? graph_lock+0x170/0x170 [ 244.990858] ? print_usage_bug+0xc0/0xc0 [ 244.994919] ? graph_lock+0x170/0x170 [ 244.998721] ? print_usage_bug+0xc0/0xc0 [ 245.002784] ? wq_watchdog_touch+0x9c/0xfe [ 245.007021] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.012569] ? check_preemption_disabled+0x48/0x280 [ 245.017593] ? check_preemption_disabled+0x48/0x280 [ 245.022626] ? __lock_is_held+0xb5/0x140 [ 245.026702] __alloc_pages_nodemask+0xa80/0xde0 [ 245.031372] ? graph_lock+0x170/0x170 [ 245.035182] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 245.040197] ? graph_lock+0x170/0x170 [ 245.044016] ? find_held_lock+0x36/0x1c0 [ 245.048091] ? ____cache_alloc_node+0x1c7/0x1e0 [ 245.052765] ? lock_downgrade+0x900/0x900 [ 245.056922] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.062470] cache_grow_begin+0x91/0x8c0 [ 245.066550] ? do_raw_spin_unlock+0xa7/0x330 [ 245.070972] fallback_alloc+0x203/0x2e0 [ 245.074955] ____cache_alloc_node+0x1c7/0x1e0 [ 245.079457] kmem_cache_alloc_node+0xe3/0x730 [ 245.083960] ? ipv6_get_ifaddr+0x42e/0x620 [ 245.088211] __alloc_skb+0x119/0x770 [ 245.091928] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 245.097209] ? skb_scrub_packet+0x490/0x490 [ 245.101545] ? lock_downgrade+0x900/0x900 [ 245.105706] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.111246] ? refcount_sub_and_test_checked+0x203/0x310 [ 245.116706] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 245.122158] ? addrconf_rs_timer+0x690/0x690 [ 245.126580] ndisc_alloc_skb+0x144/0x340 [ 245.130648] ndisc_send_rs+0x331/0x6e0 [ 245.134549] addrconf_rs_timer+0x314/0x690 [ 245.138791] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 245.143041] call_timer_fn+0x272/0x920 [ 245.146931] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 245.151172] ? process_timeout+0x40/0x40 [ 245.155237] ? find_held_lock+0x36/0x1c0 [ 245.159306] ? __run_timers+0x7da/0xc70 [ 245.163289] ? _raw_spin_unlock_irq+0x27/0x80 [ 245.167792] ? _raw_spin_unlock_irq+0x27/0x80 [ 245.172292] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 245.176573] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 245.181162] ? trace_hardirqs_on+0xbd/0x310 [ 245.185488] ? kasan_check_read+0x11/0x20 [ 245.189653] ? __run_timers+0x7da/0xc70 [ 245.193633] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 245.199091] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 245.203331] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 245.207570] __run_timers+0x7e5/0xc70 [ 245.211393] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 245.216763] ? _raw_spin_unlock_irq+0x27/0x80 [ 245.221258] ? _raw_spin_unlock_irq+0x27/0x80 [ 245.225760] ? lockdep_hardirqs_on+0x421/0x5c0 [ 245.230347] ? trace_hardirqs_on+0xbd/0x310 [ 245.234675] ? kasan_check_read+0x11/0x20 [ 245.238827] ? finish_task_switch+0x1f4/0x910 [ 245.243325] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 245.248778] ? compat_start_thread+0x80/0x80 [ 245.253191] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.258739] ? _raw_spin_unlock_irq+0x60/0x80 [ 245.263243] ? pvclock_read_flags+0x160/0x160 [ 245.267739] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.273279] ? check_preemption_disabled+0x48/0x280 [ 245.278317] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 245.283870] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 245.289157] ? rcu_pm_notify+0xc0/0xc0 [ 245.293052] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.298605] ? check_preemption_disabled+0x48/0x280 [ 245.303656] run_timer_softirq+0x52/0xb0 [ 245.307725] ? rcu_read_lock_sched_held+0x108/0x120 [ 245.312746] __do_softirq+0x30c/0xb03 [ 245.316554] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 245.321320] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 245.326427] ? trace_hardirqs_off+0x310/0x310 [ 245.330932] ? schedule+0x108/0x460 [ 245.334572] ? trace_hardirqs_off+0xb8/0x310 [ 245.338992] ? smpboot_thread_fn+0x68b/0xa00 [ 245.343406] ? trace_hardirqs_on+0x310/0x310 [ 245.347817] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 245.353359] ? check_preemption_disabled+0x48/0x280 [ 245.358381] ? takeover_tasklets+0xa90/0xa90 [ 245.362799] run_ksoftirqd+0x94/0x100 [ 245.366606] smpboot_thread_fn+0x68b/0xa00 [ 245.370848] ? sort_range+0x30/0x30 [ 245.374479] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 245.379601] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 245.385140] ? __kthread_parkme+0xfb/0x1a0 [ 245.389383] kthread+0x35a/0x420 [ 245.392769] ? sort_range+0x30/0x30 [ 245.396425] ? kthread_bind+0x40/0x40 [ 245.400232] ret_from_fork+0x3a/0x50 [ 245.403962] warn_alloc_show_mem: 1 callbacks suppressed [ 245.403974] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 245.403976] Mem-Info: [ 245.404008] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 245.404008] active_file:12 inactive_file:13 isolated_file:0 [ 245.404008] unevictable:0 dirty:0 writeback:0 unstable:0 [ 245.404008] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 245.404008] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 245.404008] free:13778 free_pcp:148 free_cma:0 [ 245.409353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 245.416389] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 245.418790] Call Trace: [ 245.451665] Node 0 [ 245.461018] <IRQ> [ 245.488533] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 245.491087] dump_stack+0x1c4/0x2b6 [ 245.493300] lowmem_reserve[]: [ 245.495446] ? dump_stack_print_info.cold.1+0x20/0x20 [ 245.520921] 0 2819 [ 245.524567] warn_alloc.cold.119+0xb7/0x1bd [ 245.527631] 6323 6323 [ 245.532824] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 245.539356] ? lock_downgrade+0x900/0x900 [ 245.541828] Node 0 [ 245.546669] ? trace_hardirqs_off+0xb8/0x310 [ 245.550813] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 245.553029] ? trace_hardirqs_off+0xb8/0x310 [ 245.557407] lowmem_reserve[]: [ 245.584649] __alloc_pages_slowpath+0x265e/0x2d70 [ 245.589027] 0 [ 245.592155] ? warn_alloc+0x120/0x120 [ 245.596947] 0 [ 245.598747] ? warn_alloc+0x120/0x120 [ 245.602537] 3503 [ 245.604338] ? print_usage_bug+0xc0/0xc0 [ 245.608116] 3503 [ 245.610177] ? warn_alloc+0x120/0x120 [ 245.616277] ? print_usage_bug+0xc0/0xc0 [ 245.620054] Node 0 Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 245.624143] ? mark_held_locks+0x130/0x130 [ 245.624161] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 245.652853] lowmem_reserve[]: [ 245.657089] ? should_fail+0x22d/0xd01 [ 245.662600] 0 [ 245.665720] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 245.669583] 0 [ 245.671400] ? __lock_acquire+0x7ec/0x4ec0 [ 245.676479] 0 [ 245.678284] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 245.682495] 0 [ 245.684303] ? __lock_acquire+0x7ec/0x4ec0 [ 245.689384] Node 0 [ 245.691183] ? should_fail+0x22d/0xd01 [ 245.695397] DMA: [ 245.697640] ? mark_held_locks+0x130/0x130 [ 245.701516] 1*4kB [ 245.703575] ? mark_held_locks+0x130/0x130 [ 245.707784] (U) [ 245.710037] ? lock_downgrade+0x900/0x900 [ 245.714252] 0*8kB [ 245.716222] ? graph_lock+0x170/0x170 [ 245.720347] 0*16kB [ 245.722493] ? graph_lock+0x170/0x170 [ 245.726284] 1*32kB [ 245.728527] ? graph_lock+0x170/0x170 [ 245.732306] (U) [ 245.734542] ? print_usage_bug+0xc0/0xc0 [ 245.738319] 2*64kB [ 245.740291] ? do_raw_spin_unlock+0xa7/0x330 [ 245.744329] (U) [ 245.746567] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.750948] 1*128kB [ 245.752928] ? check_preemption_disabled+0x48/0x280 [ 245.758440] (U) [ 245.760764] ? check_preemption_disabled+0x48/0x280 [ 245.765753] 1*256kB (U) [ 245.767755] ? __lock_is_held+0xb5/0x140 [ 245.772734] 0*512kB 1*1024kB [ 245.775427] __alloc_pages_nodemask+0xa80/0xde0 [ 245.779455] (U) [ 245.782560] ? graph_lock+0x170/0x170 [ 245.787229] 1*2048kB [ 245.789201] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 245.792977] (M) [ 245.795383] ? graph_lock+0x170/0x170 [ 245.800374] 3*4096kB [ 245.802351] ? find_held_lock+0x36/0x1c0 [ 245.806120] (M) [ 245.808542] ? ____cache_alloc_node+0x1c7/0x1e0 [ 245.812577] = 15908kB [ 245.814547] ? lock_downgrade+0x900/0x900 [ 245.819193] Node 0 [ 245.821604] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.825728] DMA32: [ 245.827973] cache_grow_begin+0x91/0x8c0 [ 245.833483] 3*4kB [ 245.835735] ? do_raw_spin_unlock+0xa7/0x330 [ 245.839770] (M) [ 245.841919] fallback_alloc+0x203/0x2e0 [ 245.846299] 2*8kB [ 245.848273] ____cache_alloc_node+0x1c7/0x1e0 [ 245.852220] (UM) [ 245.854372] kmem_cache_alloc_node+0xe3/0x730 [ 245.858836] 3*16kB (UM) [ 245.860907] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 245.865374] 3*32kB [ 245.868041] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 245.873122] (UM) [ 245.875356] __alloc_skb+0x119/0x770 [ 245.879910] 5*64kB [ 245.881969] ? calc_wheel_index+0x220/0x220 [ 245.885659] (UM) [ 245.887890] ? skb_scrub_packet+0x490/0x490 [ 245.892188] 3*128kB (M) [ 245.894262] ? vprintk_default+0x28/0x30 [ 245.898556] 3*256kB [ 245.901223] ? vprintk_func+0x85/0x181 [ 245.905261] (M) [ 245.907581] ? printk+0xa7/0xcf [ 245.911443] 4*512kB [ 245.913417] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 245.916672] (UM) [ 245.919002] new_skb+0x26/0x1c0 [ 245.923728] 3*1024kB [ 245.925787] aoecmd_cfg+0x279/0x7f0 [ 245.929039] (UM) 1*2048kB [ 245.931456] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 245.935054] (M) [ 245.937894] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.942189] 4*4096kB [ 245.944164] ? check_preemption_disabled+0x48/0x280 [ 245.949672] (M) [ 245.952083] ? check_preemption_disabled+0x48/0x280 [ 245.957077] = 25196kB [ 245.959055] ? __lock_is_held+0xb5/0x140 [ 245.964041] Node 0 [ 245.966454] discover_timer+0x50/0x60 [ 245.970488] Normal: [ 245.972734] call_timer_fn+0x272/0x920 [ 245.976527] 1032*4kB [ 245.978852] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 245.982717] (ME) [ 245.985123] ? process_timeout+0x40/0x40 [ 245.989946] 425*8kB [ 245.992005] ? find_held_lock+0x36/0x1c0 [ 245.996042] (UME) [ 245.998367] ? mark_held_locks+0xc7/0x130 [ 246.002419] 181*16kB [ 246.004567] ? _raw_spin_unlock_irq+0x27/0x80 [ 246.008691] (UME) [ 246.011100] ? _raw_spin_unlock_irq+0x27/0x80 [ 246.015575] 72*32kB [ 246.017722] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 246.022188] (UME) [ 246.024520] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 246.029338] 20*64kB (UM) [ 246.031494] ? trace_hardirqs_on+0xbd/0x310 [ 246.036064] 0*128kB [ 246.038837] ? kasan_check_read+0x11/0x20 [ 246.043131] 0*256kB [ 246.045452] ? __run_timers+0x7da/0xc70 [ 246.049570] 0*512kB 0*1024kB [ 246.051899] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 246.055852] 0*2048kB [ 246.058965] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 246.064383] 0*4096kB [ 246.066787] __run_timers+0x7e5/0xc70 [ 246.071605] = 14008kB [ 246.074026] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 246.077797] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 246.080201] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 246.085542] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 246.085552] 144 total pagecache pages [ 246.094384] ? graph_lock+0x170/0x170 [ 246.099387] 0 pages in swap cache [ 246.108559] ? print_usage_bug+0xc0/0xc0 [ 246.112341] Swap cache stats: add 0, delete 0, find 0/0 [ 246.116157] ? enqueue_hrtimer+0x1a5/0x560 [ 246.119592] Free swap = 0kB [ 246.123646] ? lock_release+0x970/0x970 [ 246.128990] Total swap = 0kB [ 246.133228] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 246.136223] 1965979 pages RAM [ 246.140193] ? find_held_lock+0x36/0x1c0 [ 246.143187] 0 pages HighMem/MovableOnly [ 246.148368] ? graph_lock+0x170/0x170 [ 246.151451] 342306 pages reserved [ 246.155516] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.159467] 0 pages cma reserved [ 246.163266] ? check_preemption_disabled+0x48/0x280 [ 246.166782] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 246.172227] ? __lock_is_held+0xb5/0x140 [ 246.172243] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.172260] ? check_preemption_disabled+0x48/0x280 [ 246.175669] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 246.180634] run_timer_softirq+0x52/0xb0 [ 246.187138] ksoftirqd/0 cpuset= [ 246.191213] ? rcu_read_lock_sched_held+0x108/0x120 [ 246.196722] / [ 246.201735] __do_softirq+0x30c/0xb03 [ 246.212020] mems_allowed=0 [ 246.232774] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 246.237888] ? pvclock_read_flags+0x160/0x160 [ 246.242392] ? lapic_next_event+0x5a/0x90 [ 246.246546] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.252090] ? check_preemption_disabled+0x48/0x280 [ 246.257109] ? check_preemption_disabled+0x48/0x280 [ 246.262136] ? kvm_clock_read+0x18/0x30 [ 246.266113] ? kvm_sched_clock_read+0x9/0x20 [ 246.270532] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 246.276075] ? check_preemption_disabled+0x48/0x280 [ 246.281110] irq_exit+0x17f/0x1c0 [ 246.284569] smp_apic_timer_interrupt+0x1cb/0x760 [ 246.289416] ? smp_reschedule_interrupt+0x109/0x650 [ 246.294437] ? smp_call_function_single_interrupt+0x650/0x650 [ 246.300328] ? interrupt_entry+0xb5/0xf0 [ 246.304396] ? trace_hardirqs_off_caller+0xbb/0x310 [ 246.309417] ? trace_hardirqs_off_caller+0xbb/0x310 [ 246.314438] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 246.319284] ? trace_hardirqs_on_caller+0x310/0x310 [ 246.324301] ? trace_hardirqs_on_caller+0x310/0x310 [ 246.329319] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.334862] ? check_preemption_disabled+0x48/0x280 [ 246.339884] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.345456] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 246.350314] apic_timer_interrupt+0xf/0x20 [ 246.354562] </IRQ> [ 246.356805] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 246.362271] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 246.381191] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 246.388909] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 246.396180] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 246.403450] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 246.410718] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 246.417986] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 246.425550] ? shrink_node_memcg+0x724/0x18e0 [ 246.430077] ? shrink_node_memcg+0x72e/0x18e0 [ 246.434584] shrink_node_memcg+0x72e/0x18e0 [ 246.438925] ? shrink_active_list+0x1c20/0x1c20 [ 246.443608] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 246.449235] ? graph_lock+0x170/0x170 [ 246.453042] ? mem_cgroup_charge_statistics+0x780/0x780 [ 246.458409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.463955] ? print_usage_bug+0xc0/0xc0 [ 246.468043] shrink_node+0x3bc/0x16b0 [ 246.471845] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 246.477152] ? shrink_node_memcg+0x18e0/0x18e0 [ 246.481738] ? lockdep_hardirqs_on+0x421/0x5c0 [ 246.486329] ? trace_hardirqs_on+0xbd/0x310 [ 246.490653] ? vmpressure+0x271/0x340 [ 246.494489] ? do_raw_spin_unlock+0xa7/0x330 [ 246.498912] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 246.503512] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 246.509055] ? __cpuset_node_allowed+0x19b/0x660 [ 246.513817] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 246.519536] ? vmpressure+0x1a2/0x340 [ 246.523349] do_try_to_free_pages+0x3e7/0x1290 [ 246.527950] ? shrink_node+0x16b0/0x16b0 [ 246.532019] ? __lock_is_held+0xb5/0x140 [ 246.536098] try_to_free_pages+0x4d0/0xb90 [ 246.540339] ? do_try_to_free_pages+0x1290/0x1290 [ 246.545184] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.550735] ? lock_acquire+0x1ed/0x520 [ 246.554712] ? set_page_refcounted+0x280/0x280 [ 246.559306] ? lock_release+0x970/0x970 [ 246.563292] ? ___might_sleep+0x1ed/0x300 [ 246.567444] ? arch_local_save_flags+0x40/0x40 [ 246.572050] __alloc_pages_slowpath+0x9c4/0x2d70 [ 246.576837] ? warn_alloc+0x120/0x120 [ 246.580645] ? __radix_tree_lookup+0x4c0/0x4c0 [ 246.585241] ? find_get_entry+0x2f2/0xc40 [ 246.589400] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.594940] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 246.599875] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 246.605416] ? should_fail+0x22d/0xd01 [ 246.609310] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 246.614414] ? __lock_is_held+0xb5/0x140 [ 246.618513] ? __lock_is_held+0xb5/0x140 [ 246.622591] ? find_held_lock+0x36/0x1c0 [ 246.626661] ? ___might_sleep+0x1ed/0x300 [ 246.630812] ? lock_release+0x970/0x970 [ 246.634795] ? arch_local_save_flags+0x40/0x40 [ 246.639393] ? __might_sleep+0x95/0x190 [ 246.643378] __alloc_pages_nodemask+0xa80/0xde0 [ 246.648057] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 246.653080] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 246.658880] ? kasan_check_read+0x11/0x20 [ 246.663035] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 246.668319] ? graph_lock+0x170/0x170 [ 246.672125] ? print_usage_bug+0xc0/0xc0 [ 246.676190] ? graph_lock+0x170/0x170 [ 246.679993] ? graph_lock+0x170/0x170 [ 246.683803] ? __do_page_cache_readahead+0x7ce/0x980 [ 246.688915] ? find_held_lock+0x36/0x1c0 [ 246.693017] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 246.698572] alloc_pages_current+0x10c/0x210 [ 246.702980] ? lock_downgrade+0x900/0x900 [ 246.707141] __page_cache_alloc+0x38f/0x5b0 [ 246.711469] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 246.717276] ? kasan_check_read+0x11/0x20 [ 246.721427] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 246.726712] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 246.731388] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 246.736933] ? check_preemption_disabled+0x48/0x280 [ 246.741956] filemap_fault+0x1594/0x25f0 [ 246.746038] ? __lock_page_or_retry+0xa00/0xa00 [ 246.750710] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 246.756519] ? kasan_check_read+0x11/0x20 [ 246.760672] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 246.765955] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 246.771060] ? rcu_bh_qs+0xc0/0xc0 [ 246.774605] ? trace_hardirqs_on+0xbd/0x310 [ 246.778928] ? kasan_check_read+0x11/0x20 [ 246.783079] ? __free_object+0x173/0x340 [ 246.787152] ? filemap_map_pages+0xdea/0x1980 [ 246.791663] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 246.796780] ? __free_object+0x173/0x340 [ 246.800897] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 246.806177] ? debug_object_free+0x325/0x690 [ 246.810603] ? find_get_pages_range_tag+0x1320/0x1320 [ 246.815817] ? graph_lock+0x170/0x170 [ 246.819632] ? kasan_check_read+0x11/0x20 [ 246.823789] ? debug_object_destroy+0x2b0/0x2b0 [ 246.828470] ? lock_acquire+0x1ed/0x520 [ 246.832454] ? ext4_filemap_fault+0x7a/0xad [ 246.836784] ? lock_release+0x970/0x970 [ 246.841310] ? arch_local_save_flags+0x40/0x40 [ 246.845905] ? futex_wait_setup+0x3e0/0x3e0 [ 246.850339] ? down_read+0xb0/0x1d0 [ 246.853965] ? ext4_filemap_fault+0x7a/0xad [ 246.858301] ? __down_interruptible+0x700/0x700 [ 246.862994] ext4_filemap_fault+0x82/0xad [ 246.867152] __do_fault+0x100/0x6b0 [ 246.870787] ? print_bad_pte+0x6c0/0x6c0 [ 246.874852] ? do_futex+0x249/0x26d0 [ 246.878567] ? finish_task_switch+0x1f4/0x910 [ 246.883072] ? _raw_spin_unlock_irq+0x27/0x80 [ 246.887568] ? pmd_val+0x88/0x100 [ 246.891033] ? add_mm_counter_fast+0xd0/0xd0 [ 246.895446] ? pmd_val+0x88/0x100 [ 246.898904] ? add_mm_counter_fast+0xd0/0xd0 [ 246.903319] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 246.908864] __handle_mm_fault+0x3709/0x53e0 [ 246.913289] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 246.918148] ? __switch_to_asm+0x34/0x70 [ 246.922224] ? graph_lock+0x170/0x170 [ 246.926030] ? print_usage_bug+0xc0/0xc0 [ 246.930090] ? __switch_to_asm+0x34/0x70 [ 246.934156] ? graph_lock+0x170/0x170 [ 246.937957] ? graph_lock+0x170/0x170 [ 246.941777] ? handle_mm_fault+0x42a/0xc70 [ 246.946062] ? lock_downgrade+0x900/0x900 [ 246.950210] ? check_preemption_disabled+0x48/0x280 [ 246.955237] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 246.961073] ? kasan_check_read+0x11/0x20 [ 246.965227] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 246.970515] ? rcu_bh_qs+0xc0/0xc0 [ 246.974060] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 246.979520] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 246.985068] ? check_preemption_disabled+0x48/0x280 [ 246.990093] handle_mm_fault+0x54f/0xc70 [ 246.994177] ? __handle_mm_fault+0x53e0/0x53e0 [ 246.998782] ? find_vma+0x34/0x190 [ 247.002335] __do_page_fault+0x67d/0xed0 [ 247.006409] ? mm_fault_error+0x380/0x380 [ 247.010557] ? trace_hardirqs_off+0xb8/0x310 [ 247.014968] ? trace_hardirqs_on+0x310/0x310 [ 247.019387] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 247.024754] ? trace_hardirqs_on+0x310/0x310 [ 247.029170] do_page_fault+0xf2/0x7e0 [ 247.032976] ? vmalloc_sync_all+0x30/0x30 [ 247.037126] ? error_entry+0x70/0xd0 [ 247.040843] ? trace_hardirqs_off_caller+0xbb/0x310 [ 247.045858] ? trace_hardirqs_on_caller+0xc0/0x310 [ 247.050792] ? syscall_return_slowpath+0x5e0/0x5e0 [ 247.055723] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 247.060569] ? trace_hardirqs_on_caller+0x310/0x310 [ 247.065585] ? trace_hardirqs_off+0x310/0x310 [ 247.070090] ? prepare_exit_to_usermode+0x291/0x3b0 [ 247.075113] ? page_fault+0x8/0x30 [ 247.078658] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 247.083513] ? page_fault+0x8/0x30 [ 247.087061] page_fault+0x1e/0x30 [ 247.090524] RIP: 0033:0x45ddf3 [ 247.093724] Code: Bad RIP value. [ 247.097085] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 247.102448] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 247.109717] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 247.116999] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 247.124274] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 247.131544] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 247.138890] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 247.138973] aoe: skb alloc failure [ 247.145739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 247.145745] Call Trace: [ 247.145769] dump_stack+0x1c4/0x2b6 [ 247.145787] ? dump_stack_print_info.cold.1+0x20/0x20 [ 247.149375] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 247.158678] warn_alloc.cold.119+0xb7/0x1bd [ 247.161235] syz-fuzzer cpuset= [ 247.164857] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 247.170029] / [ 247.180264] ? lock_downgrade+0x900/0x900 [ 247.184563] mems_allowed=0 [ 247.187755] ? trace_hardirqs_off+0xb8/0x310 [ 247.205756] ? trace_hardirqs_off+0xb8/0x310 [ 247.210178] __alloc_pages_slowpath+0x265e/0x2d70 [ 247.215053] ? warn_alloc+0x120/0x120 [ 247.218866] ? warn_alloc+0x120/0x120 [ 247.222675] ? print_usage_bug+0xc0/0xc0 [ 247.226740] ? warn_alloc+0x120/0x120 [ 247.230552] ? print_usage_bug+0xc0/0xc0 [ 247.234620] ? __lock_acquire+0x7ec/0x4ec0 [ 247.238854] ? __lock_acquire+0x7ec/0x4ec0 [ 247.243091] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.248633] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 247.254173] ? should_fail+0x22d/0xd01 [ 247.258079] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 247.263211] ? __lock_acquire+0x7ec/0x4ec0 [ 247.267458] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 247.272572] ? __lock_acquire+0x7ec/0x4ec0 [ 247.276826] ? should_fail+0x22d/0xd01 [ 247.280726] ? mark_held_locks+0x130/0x130 [ 247.284971] ? mark_held_locks+0x130/0x130 [ 247.289213] ? graph_lock+0x170/0x170 [ 247.293018] ? print_usage_bug+0xc0/0xc0 [ 247.297082] ? graph_lock+0x170/0x170 [ 247.300894] ? print_usage_bug+0xc0/0xc0 [ 247.304955] ? wq_watchdog_touch+0x9c/0xfe [ 247.309192] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.314736] ? check_preemption_disabled+0x48/0x280 [ 247.319755] ? check_preemption_disabled+0x48/0x280 [ 247.324784] ? __lock_is_held+0xb5/0x140 [ 247.328857] __alloc_pages_nodemask+0xa80/0xde0 [ 247.333543] ? graph_lock+0x170/0x170 [ 247.337360] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 247.342375] ? graph_lock+0x170/0x170 [ 247.346187] ? find_held_lock+0x36/0x1c0 [ 247.350261] ? ____cache_alloc_node+0x1c7/0x1e0 [ 247.354934] ? lock_downgrade+0x900/0x900 [ 247.359093] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.364639] cache_grow_begin+0x91/0x8c0 [ 247.368707] ? do_raw_spin_unlock+0xa7/0x330 [ 247.373152] fallback_alloc+0x203/0x2e0 [ 247.377137] ____cache_alloc_node+0x1c7/0x1e0 [ 247.381646] kmem_cache_alloc_node+0xe3/0x730 [ 247.386145] ? ipv6_get_ifaddr+0x42e/0x620 [ 247.390392] __alloc_skb+0x119/0x770 [ 247.394109] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 247.399392] ? skb_scrub_packet+0x490/0x490 [ 247.403713] ? lock_downgrade+0x900/0x900 [ 247.407870] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.413413] ? refcount_sub_and_test_checked+0x203/0x310 [ 247.418869] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 247.424323] ? addrconf_rs_timer+0x690/0x690 [ 247.428745] ndisc_alloc_skb+0x144/0x340 [ 247.432814] ndisc_send_rs+0x331/0x6e0 [ 247.436711] addrconf_rs_timer+0x314/0x690 [ 247.440957] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 247.445209] call_timer_fn+0x272/0x920 [ 247.449097] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 247.453338] ? process_timeout+0x40/0x40 [ 247.457407] ? find_held_lock+0x36/0x1c0 [ 247.461480] ? __run_timers+0x7da/0xc70 [ 247.465477] ? _raw_spin_unlock_irq+0x27/0x80 [ 247.469985] ? _raw_spin_unlock_irq+0x27/0x80 [ 247.474485] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 247.478743] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 247.483329] ? trace_hardirqs_on+0xbd/0x310 [ 247.487658] ? kasan_check_read+0x11/0x20 [ 247.491809] ? __run_timers+0x7da/0xc70 [ 247.495788] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 247.501243] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 247.505508] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 247.509751] __run_timers+0x7e5/0xc70 [ 247.513571] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 247.518937] ? _raw_spin_unlock_irq+0x27/0x80 [ 247.523439] ? _raw_spin_unlock_irq+0x27/0x80 [ 247.527937] ? lockdep_hardirqs_on+0x421/0x5c0 [ 247.532533] ? trace_hardirqs_on+0xbd/0x310 [ 247.536857] ? kasan_check_read+0x11/0x20 [ 247.541008] ? finish_task_switch+0x1f4/0x910 [ 247.545524] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 247.550977] ? compat_start_thread+0x80/0x80 [ 247.555392] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.560936] ? _raw_spin_unlock_irq+0x60/0x80 [ 247.565441] ? pvclock_read_flags+0x160/0x160 [ 247.569938] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.575482] ? check_preemption_disabled+0x48/0x280 [ 247.580532] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 247.586076] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 247.591357] ? rcu_pm_notify+0xc0/0xc0 [ 247.595248] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.600790] ? check_preemption_disabled+0x48/0x280 [ 247.605819] run_timer_softirq+0x52/0xb0 [ 247.609881] ? rcu_read_lock_sched_held+0x108/0x120 [ 247.614904] __do_softirq+0x30c/0xb03 [ 247.618707] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 247.623475] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 247.628597] ? trace_hardirqs_off+0x310/0x310 [ 247.633102] ? schedule+0x108/0x460 [ 247.636745] ? trace_hardirqs_off+0xb8/0x310 [ 247.641156] ? smpboot_thread_fn+0x68b/0xa00 [ 247.645567] ? trace_hardirqs_on+0x310/0x310 [ 247.649982] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 247.655554] ? check_preemption_disabled+0x48/0x280 [ 247.660576] ? takeover_tasklets+0xa90/0xa90 [ 247.664993] run_ksoftirqd+0x94/0x100 [ 247.668797] smpboot_thread_fn+0x68b/0xa00 [ 247.673054] ? sort_range+0x30/0x30 [ 247.676689] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 247.681795] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 247.687337] ? __kthread_parkme+0xfb/0x1a0 [ 247.691582] kthread+0x35a/0x420 [ 247.694982] ? sort_range+0x30/0x30 [ 247.698626] ? kthread_bind+0x40/0x40 [ 247.702434] ret_from_fork+0x3a/0x50 [ 247.706186] warn_alloc_show_mem: 1 callbacks suppressed [ 247.706197] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 247.706199] Mem-Info: [ 247.706231] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 247.706231] active_file:12 inactive_file:13 isolated_file:0 [ 247.706231] unevictable:0 dirty:0 writeback:0 unstable:0 [ 247.706231] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 247.706231] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 247.706231] free:13778 free_pcp:148 free_cma:0 [ 247.711690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 247.711699] Call Trace: [ 247.718725] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 247.721126] <IRQ> [ 247.753993] Node 0 [ 247.763352] dump_stack+0x1c4/0x2b6 [ 247.765934] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 247.793416] ? dump_stack_print_info.cold.1+0x20/0x20 [ 247.795546] lowmem_reserve[]: [ 247.797788] warn_alloc.cold.119+0xb7/0x1bd [ 247.801384] 0 [ 247.826884] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 247.832048] 2819 [ 247.835153] ? lock_downgrade+0x900/0x900 [ 247.839447] 6323 [ 247.841251] ? trace_hardirqs_off+0xb8/0x310 [ 247.846067] 6323 [ 247.848130] ? trace_hardirqs_off+0xb8/0x310 [ 247.854317] __alloc_pages_slowpath+0x265e/0x2d70 [ 247.858702] Node 0 [ 247.860787] ? warn_alloc+0x120/0x120 [ 247.865173] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 247.869985] ? pvclock_read_flags+0x160/0x160 [ 247.872196] lowmem_reserve[]: [ 247.875991] ? warn_alloc+0x120/0x120 [ 247.903207] 0 [ 247.907702] ? print_usage_bug+0xc0/0xc0 [ 247.910786] 0 [ 247.914584] ? warn_alloc+0x120/0x120 [ 247.916364] 3503 [ 247.920432] ? kvm_clock_read+0x18/0x30 [ 247.922211] 3503 [ 247.926020] ? print_usage_bug+0xc0/0xc0 [ 247.932027] ? ktime_get+0x2e1/0x440 [ 247.934068] Node 0 [ 247.938161] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.941876] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 247.944089] ? check_preemption_disabled+0x48/0x280 [ 247.949599] lowmem_reserve[]: [ 247.977701] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 247.982690] 0 [ 247.985837] ? should_fail+0x22d/0xd01 [ 247.991350] 0 [ 247.993152] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 247.997012] 0 [ 247.998823] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 248.004075] 0 [ 248.005873] ? __lock_acquire+0x7ec/0x4ec0 [ 248.012753] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 248.016963] Node 0 [ 248.022056] ? __lock_acquire+0x7ec/0x4ec0 [ 248.022066] DMA: [ 248.024294] ? should_fail+0x22d/0xd01 [ 248.028520] 1*4kB [ 248.030574] ? print_usage_bug+0xc0/0xc0 [ 248.034435] (U) [ 248.036594] ? mark_held_locks+0x130/0x130 [ 248.040632] 0*8kB [ 248.042602] ? mark_held_locks+0x130/0x130 [ 248.046820] 0*16kB [ 248.048994] ? graph_lock+0x170/0x170 [ 248.053204] 1*32kB [ 248.055435] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 248.059212] (U) [ 248.061445] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.066438] 2*64kB [ 248.068412] ? check_preemption_disabled+0x48/0x280 [ 248.073920] (U) [ 248.076152] ? check_preemption_disabled+0x48/0x280 [ 248.081144] 1*128kB [ 248.083122] ? __lock_is_held+0xb5/0x140 [ 248.088109] (U) [ 248.090434] __alloc_pages_nodemask+0xa80/0xde0 [ 248.094467] 1*256kB [ 248.096435] ? graph_lock+0x170/0x170 [ 248.101079] (U) [ 248.103398] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 248.107179] 0*512kB [ 248.109168] ? graph_lock+0x170/0x170 [ 248.114161] 1*1024kB [ 248.116483] ? find_held_lock+0x36/0x1c0 [ 248.120252] (U) [ 248.122665] ? ____cache_alloc_node+0x1c7/0x1e0 [ 248.126700] 1*2048kB [ 248.128674] ? lock_downgrade+0x900/0x900 [ 248.133317] (M) [ 248.135731] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.139852] 3*4096kB [ 248.141823] cache_grow_begin+0x91/0x8c0 [ 248.147333] (M) [ 248.149738] ? do_raw_spin_unlock+0xa7/0x330 [ 248.153808] = 15908kB [ 248.155781] fallback_alloc+0x203/0x2e0 [ 248.160163] Node 0 [ 248.162575] ____cache_alloc_node+0x1c7/0x1e0 [ 248.166533] DMA32: [ 248.168770] kmem_cache_alloc_node+0xe3/0x730 [ 248.173239] 3*4kB [ 248.175508] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 248.179994] (M) [ 248.182144] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 248.187221] 2*8kB [ 248.189200] __alloc_skb+0x119/0x770 [ 248.193757] (UM) [ 248.195911] ? calc_wheel_index+0x220/0x220 [ 248.199609] 3*16kB [ 248.201670] ? skb_scrub_packet+0x490/0x490 [ 248.205966] (UM) [ 248.208221] ? vprintk_default+0x28/0x30 [ 248.212533] 3*32kB [ 248.214590] ? vprintk_func+0x85/0x181 [ 248.218630] (UM) [ 248.220863] ? printk+0xa7/0xcf [ 248.224721] 5*64kB (UM) [ 248.226791] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 248.230046] 3*128kB [ 248.232719] new_skb+0x26/0x1c0 [ 248.237455] (M) [ 248.239773] aoecmd_cfg+0x279/0x7f0 [ 248.243031] 3*256kB [ 248.245008] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 248.248614] (M) [ 248.250936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.255236] 4*512kB [ 248.257210] ? check_preemption_disabled+0x48/0x280 [ 248.262717] (UM) [ 248.265041] ? check_preemption_disabled+0x48/0x280 [ 248.270033] 3*1024kB [ 248.272095] ? __lock_is_held+0xb5/0x140 [ 248.277079] (UM) [ 248.279493] discover_timer+0x50/0x60 [ 248.283536] 1*2048kB [ 248.285595] call_timer_fn+0x272/0x920 [ 248.289362] (M) 4*4096kB [ 248.291781] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 248.295642] (M) [ 248.298396] ? process_timeout+0x40/0x40 [ 248.303218] = 25196kB [ 248.305191] ? find_held_lock+0x36/0x1c0 [ 248.309230] Node 0 [ 248.311638] ? mark_held_locks+0xc7/0x130 [ 248.315674] Normal: [ 248.318084] ? _raw_spin_unlock_irq+0x27/0x80 [ 248.322238] 1032*4kB [ 248.324569] ? _raw_spin_unlock_irq+0x27/0x80 [ 248.329041] (ME) [ 248.331449] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 248.335918] 425*8kB [ 248.337976] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 248.342795] (UME) [ 248.345115] ? trace_hardirqs_on+0xbd/0x310 [ 248.349673] 181*16kB [ 248.351819] ? kasan_check_read+0x11/0x20 [ 248.356119] (UME) [ 248.358527] ? __run_timers+0x7da/0xc70 [ 248.358544] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 248.362672] 72*32kB [ 248.364830] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 248.368950] (UME) [ 248.374408] __run_timers+0x7e5/0xc70 [ 248.376714] 20*64kB [ 248.381560] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 248.383683] (UM) [ 248.387478] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 248.389780] 0*128kB [ 248.395140] ? graph_lock+0x170/0x170 [ 248.397181] 0*256kB [ 248.402188] ? print_usage_bug+0xc0/0xc0 [ 248.404485] 0*512kB 0*1024kB [ 248.408295] ? enqueue_hrtimer+0x1a5/0x560 [ 248.410599] 0*2048kB [ 248.414654] ? lock_release+0x970/0x970 [ 248.417736] 0*4096kB [ 248.421962] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 248.424349] = 14008kB [ 248.428332] ? find_held_lock+0x36/0x1c0 [ 248.430725] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 248.435904] ? graph_lock+0x170/0x170 [ 248.438577] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 248.442720] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.451539] 144 total pagecache pages [ 248.455335] ? check_preemption_disabled+0x48/0x280 [ 248.463888] 0 pages in swap cache [ 248.469417] ? __lock_is_held+0xb5/0x140 [ 248.473195] Swap cache stats: add 0, delete 0, find 0/0 [ 248.478200] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.481631] Free swap = 0kB [ 248.485688] ? check_preemption_disabled+0x48/0x280 [ 248.491027] Total swap = 0kB [ 248.496583] run_timer_softirq+0x52/0xb0 [ 248.499576] 1965979 pages RAM [ 248.504603] ? rcu_read_lock_sched_held+0x108/0x120 [ 248.507597] 0 pages HighMem/MovableOnly [ 248.507606] 342306 pages reserved [ 248.511662] __do_softirq+0x30c/0xb03 [ 248.514743] 0 pages cma reserved [ 248.519757] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 248.523770] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 248.527158] ? pvclock_read_flags+0x160/0x160 [ 248.531032] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 248.534307] ? lapic_next_event+0x5a/0x90 [ 248.539416] ksoftirqd/0 cpuset= [ 248.545914] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.550387] / [ 248.560698] ? check_preemption_disabled+0x48/0x280 [ 248.564821] mems_allowed=0 [ 248.568097] ? check_preemption_disabled+0x48/0x280 [ 248.588242] ? kvm_clock_read+0x18/0x30 [ 248.592221] ? kvm_sched_clock_read+0x9/0x20 [ 248.596637] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 248.602177] ? check_preemption_disabled+0x48/0x280 [ 248.607227] irq_exit+0x17f/0x1c0 [ 248.610688] smp_apic_timer_interrupt+0x1cb/0x760 [ 248.615536] ? smp_reschedule_interrupt+0x109/0x650 [ 248.620562] ? smp_call_function_single_interrupt+0x650/0x650 [ 248.626453] ? interrupt_entry+0xb5/0xf0 [ 248.630524] ? trace_hardirqs_off_caller+0xbb/0x310 [ 248.635561] ? trace_hardirqs_off_caller+0xbb/0x310 [ 248.640582] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 248.645430] ? trace_hardirqs_on_caller+0x310/0x310 [ 248.650450] ? trace_hardirqs_on_caller+0x310/0x310 [ 248.655473] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.661024] ? check_preemption_disabled+0x48/0x280 [ 248.666043] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.671591] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 248.676443] apic_timer_interrupt+0xf/0x20 [ 248.680671] </IRQ> [ 248.682922] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 248.688378] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 248.707288] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 248.715030] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 248.722324] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 248.729612] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 248.736887] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 248.744164] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 248.751455] ? shrink_node_memcg+0x724/0x18e0 [ 248.755960] ? shrink_node_memcg+0x72e/0x18e0 [ 248.760464] shrink_node_memcg+0x72e/0x18e0 [ 248.764808] ? shrink_active_list+0x1c20/0x1c20 [ 248.769487] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 248.775122] ? graph_lock+0x170/0x170 [ 248.778939] ? mem_cgroup_charge_statistics+0x780/0x780 [ 248.784316] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.789877] ? print_usage_bug+0xc0/0xc0 [ 248.793963] shrink_node+0x3bc/0x16b0 [ 248.797766] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 248.803077] ? shrink_node_memcg+0x18e0/0x18e0 [ 248.807666] ? lockdep_hardirqs_on+0x421/0x5c0 [ 248.812257] ? trace_hardirqs_on+0xbd/0x310 [ 248.816584] ? vmpressure+0x271/0x340 [ 248.820393] ? do_raw_spin_unlock+0xa7/0x330 [ 248.824806] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 248.829396] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 248.834934] ? __cpuset_node_allowed+0x19b/0x660 [ 248.840089] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 248.845810] ? vmpressure+0x1a2/0x340 [ 248.849621] do_try_to_free_pages+0x3e7/0x1290 [ 248.854234] ? shrink_node+0x16b0/0x16b0 [ 248.858300] ? __lock_is_held+0xb5/0x140 [ 248.862376] try_to_free_pages+0x4d0/0xb90 [ 248.866661] ? do_try_to_free_pages+0x1290/0x1290 [ 248.871522] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.877087] ? lock_acquire+0x1ed/0x520 [ 248.881067] ? set_page_refcounted+0x280/0x280 [ 248.885657] ? lock_release+0x970/0x970 [ 248.889638] ? ___might_sleep+0x1ed/0x300 [ 248.893791] ? arch_local_save_flags+0x40/0x40 [ 248.898390] __alloc_pages_slowpath+0x9c4/0x2d70 [ 248.903198] ? warn_alloc+0x120/0x120 [ 248.907002] ? __radix_tree_lookup+0x4c0/0x4c0 [ 248.911606] ? find_get_entry+0x2f2/0xc40 [ 248.915766] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.921310] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 248.926243] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 248.931784] ? should_fail+0x22d/0xd01 [ 248.935684] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 248.940787] ? __lock_is_held+0xb5/0x140 [ 248.944890] ? __lock_is_held+0xb5/0x140 [ 248.948973] ? find_held_lock+0x36/0x1c0 [ 248.953043] ? ___might_sleep+0x1ed/0x300 [ 248.957191] ? lock_release+0x970/0x970 [ 248.961173] ? arch_local_save_flags+0x40/0x40 [ 248.965770] ? __might_sleep+0x95/0x190 [ 248.969753] __alloc_pages_nodemask+0xa80/0xde0 [ 248.974446] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 248.979500] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 248.985309] ? kasan_check_read+0x11/0x20 [ 248.989461] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 248.994744] ? graph_lock+0x170/0x170 [ 248.998548] ? print_usage_bug+0xc0/0xc0 [ 249.002616] ? graph_lock+0x170/0x170 [ 249.006421] ? graph_lock+0x170/0x170 [ 249.010225] ? __do_page_cache_readahead+0x7ce/0x980 [ 249.015338] ? find_held_lock+0x36/0x1c0 [ 249.019412] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 249.024959] alloc_pages_current+0x10c/0x210 [ 249.029383] ? lock_downgrade+0x900/0x900 [ 249.033551] __page_cache_alloc+0x38f/0x5b0 [ 249.037877] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 249.043680] ? kasan_check_read+0x11/0x20 [ 249.047832] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 249.053118] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 249.057791] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.063332] ? check_preemption_disabled+0x48/0x280 [ 249.068361] filemap_fault+0x1594/0x25f0 [ 249.072616] ? __lock_page_or_retry+0xa00/0xa00 [ 249.077292] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 249.083096] ? kasan_check_read+0x11/0x20 [ 249.087250] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 249.092538] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 249.097653] ? rcu_bh_qs+0xc0/0xc0 [ 249.101200] ? trace_hardirqs_on+0xbd/0x310 [ 249.105529] ? kasan_check_read+0x11/0x20 [ 249.109684] ? __free_object+0x173/0x340 [ 249.113759] ? filemap_map_pages+0xdea/0x1980 [ 249.118265] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 249.123372] ? __free_object+0x173/0x340 [ 249.127440] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 249.132719] ? debug_object_free+0x325/0x690 [ 249.137138] ? find_get_pages_range_tag+0x1320/0x1320 [ 249.142340] ? graph_lock+0x170/0x170 [ 249.146155] ? kasan_check_read+0x11/0x20 [ 249.150309] ? debug_object_destroy+0x2b0/0x2b0 [ 249.154992] ? lock_acquire+0x1ed/0x520 [ 249.158972] ? ext4_filemap_fault+0x7a/0xad [ 249.163304] ? lock_release+0x970/0x970 [ 249.167295] ? arch_local_save_flags+0x40/0x40 [ 249.171901] ? futex_wait_setup+0x3e0/0x3e0 [ 249.176283] ? down_read+0xb0/0x1d0 [ 249.179910] ? ext4_filemap_fault+0x7a/0xad [ 249.184239] ? __down_interruptible+0x700/0x700 [ 249.188931] ext4_filemap_fault+0x82/0xad [ 249.193085] __do_fault+0x100/0x6b0 [ 249.196720] ? print_bad_pte+0x6c0/0x6c0 [ 249.200783] ? do_futex+0x249/0x26d0 [ 249.204497] ? finish_task_switch+0x1f4/0x910 [ 249.209008] ? _raw_spin_unlock_irq+0x27/0x80 [ 249.213522] ? pmd_val+0x88/0x100 [ 249.216982] ? add_mm_counter_fast+0xd0/0xd0 [ 249.221413] ? pmd_val+0x88/0x100 [ 249.224875] ? add_mm_counter_fast+0xd0/0xd0 [ 249.229291] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.234852] __handle_mm_fault+0x3709/0x53e0 [ 249.239273] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 249.244120] ? __switch_to_asm+0x34/0x70 [ 249.248188] ? graph_lock+0x170/0x170 [ 249.251994] ? print_usage_bug+0xc0/0xc0 [ 249.256058] ? __switch_to_asm+0x34/0x70 [ 249.260125] ? graph_lock+0x170/0x170 [ 249.263932] ? graph_lock+0x170/0x170 [ 249.267753] ? handle_mm_fault+0x42a/0xc70 [ 249.272050] ? lock_downgrade+0x900/0x900 [ 249.276206] ? check_preemption_disabled+0x48/0x280 [ 249.281230] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 249.287035] ? kasan_check_read+0x11/0x20 [ 249.291186] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 249.296468] ? rcu_bh_qs+0xc0/0xc0 [ 249.300035] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 249.305489] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.311047] ? check_preemption_disabled+0x48/0x280 [ 249.316073] handle_mm_fault+0x54f/0xc70 [ 249.320140] ? __handle_mm_fault+0x53e0/0x53e0 [ 249.324728] ? find_vma+0x34/0x190 [ 249.328276] __do_page_fault+0x67d/0xed0 [ 249.332351] ? mm_fault_error+0x380/0x380 [ 249.336522] ? trace_hardirqs_off+0xb8/0x310 [ 249.340937] ? trace_hardirqs_on+0x310/0x310 [ 249.345349] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 249.350714] ? trace_hardirqs_on+0x310/0x310 [ 249.355133] do_page_fault+0xf2/0x7e0 [ 249.358941] ? vmalloc_sync_all+0x30/0x30 [ 249.363089] ? error_entry+0x70/0xd0 [ 249.366810] ? trace_hardirqs_off_caller+0xbb/0x310 [ 249.371831] ? trace_hardirqs_on_caller+0xc0/0x310 [ 249.376764] ? syscall_return_slowpath+0x5e0/0x5e0 [ 249.381695] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 249.386543] ? trace_hardirqs_on_caller+0x310/0x310 [ 249.391561] ? trace_hardirqs_off+0x310/0x310 [ 249.396065] ? prepare_exit_to_usermode+0x291/0x3b0 [ 249.401084] ? page_fault+0x8/0x30 [ 249.404634] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 249.409481] ? page_fault+0x8/0x30 [ 249.413037] page_fault+0x1e/0x30 [ 249.416491] RIP: 0033:0x45ddf3 [ 249.419698] Code: Bad RIP value. [ 249.423063] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 249.428429] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 249.435700] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 249.442968] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 249.450240] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 249.457516] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 249.464817] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 249.464881] aoe: skb alloc failure [ 249.471660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 249.471666] Call Trace: [ 249.471690] dump_stack+0x1c4/0x2b6 [ 249.471708] ? dump_stack_print_info.cold.1+0x20/0x20 [ 249.475259] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 249.484589] warn_alloc.cold.119+0xb7/0x1bd [ 249.487145] syz-fuzzer cpuset= [ 249.490768] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 249.495942] / [ 249.506160] ? lock_downgrade+0x900/0x900 [ 249.510468] mems_allowed=0 [ 249.513657] ? trace_hardirqs_off+0xb8/0x310 [ 249.531633] ? trace_hardirqs_off+0xb8/0x310 [ 249.536054] __alloc_pages_slowpath+0x265e/0x2d70 [ 249.540928] ? warn_alloc+0x120/0x120 [ 249.544739] ? warn_alloc+0x120/0x120 [ 249.548551] ? print_usage_bug+0xc0/0xc0 [ 249.552615] ? warn_alloc+0x120/0x120 [ 249.556417] ? print_usage_bug+0xc0/0xc0 [ 249.560481] ? __lock_acquire+0x7ec/0x4ec0 [ 249.564729] ? __lock_acquire+0x7ec/0x4ec0 [ 249.568966] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.574520] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.580149] ? should_fail+0x22d/0xd01 [ 249.584044] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 249.589149] ? __lock_acquire+0x7ec/0x4ec0 [ 249.593394] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 249.598500] ? __lock_acquire+0x7ec/0x4ec0 [ 249.602751] ? should_fail+0x22d/0xd01 [ 249.606650] ? mark_held_locks+0x130/0x130 [ 249.610890] ? mark_held_locks+0x130/0x130 [ 249.615135] ? mark_held_locks+0xc7/0x130 [ 249.619299] ? print_usage_bug+0xc0/0xc0 [ 249.623367] ? graph_lock+0x170/0x170 [ 249.627168] ? print_usage_bug+0xc0/0xc0 [ 249.631232] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.636773] ? check_preemption_disabled+0x48/0x280 [ 249.641788] ? check_preemption_disabled+0x48/0x280 [ 249.646819] ? __lock_is_held+0xb5/0x140 [ 249.650891] __alloc_pages_nodemask+0xa80/0xde0 [ 249.655565] ? graph_lock+0x170/0x170 [ 249.659371] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 249.664391] ? graph_lock+0x170/0x170 [ 249.668206] ? find_held_lock+0x36/0x1c0 [ 249.672278] ? ____cache_alloc_node+0x1c7/0x1e0 [ 249.676950] ? lock_downgrade+0x900/0x900 [ 249.681107] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.686652] cache_grow_begin+0x91/0x8c0 [ 249.690716] ? do_raw_spin_unlock+0xa7/0x330 [ 249.695137] fallback_alloc+0x203/0x2e0 [ 249.699130] ____cache_alloc_node+0x1c7/0x1e0 [ 249.703638] kmem_cache_alloc_node+0xe3/0x730 [ 249.708566] ? ipv6_get_ifaddr+0x42e/0x620 [ 249.712815] __alloc_skb+0x119/0x770 [ 249.716543] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 249.721825] ? skb_scrub_packet+0x490/0x490 [ 249.726149] ? lock_downgrade+0x900/0x900 [ 249.730305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.735857] ? refcount_sub_and_test_checked+0x203/0x310 [ 249.741314] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 249.746766] ? addrconf_rs_timer+0x690/0x690 [ 249.751190] ndisc_alloc_skb+0x144/0x340 [ 249.755257] ndisc_send_rs+0x331/0x6e0 [ 249.759152] addrconf_rs_timer+0x314/0x690 [ 249.763394] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.767647] call_timer_fn+0x272/0x920 [ 249.771542] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.775784] ? process_timeout+0x40/0x40 [ 249.779846] ? find_held_lock+0x36/0x1c0 [ 249.783936] ? __run_timers+0x7da/0xc70 [ 249.787961] ? _raw_spin_unlock_irq+0x27/0x80 [ 249.792463] ? _raw_spin_unlock_irq+0x27/0x80 [ 249.796956] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.801193] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 249.805781] ? trace_hardirqs_on+0xbd/0x310 [ 249.810104] ? kasan_check_read+0x11/0x20 [ 249.814258] ? __run_timers+0x7da/0xc70 [ 249.818236] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 249.823692] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.827933] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.832171] __run_timers+0x7e5/0xc70 [ 249.835986] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 249.841353] ? _raw_spin_unlock_irq+0x27/0x80 [ 249.845852] ? _raw_spin_unlock_irq+0x27/0x80 [ 249.850353] ? lockdep_hardirqs_on+0x421/0x5c0 [ 249.854939] ? trace_hardirqs_on+0xbd/0x310 [ 249.859269] ? kasan_check_read+0x11/0x20 [ 249.863420] ? finish_task_switch+0x1f4/0x910 [ 249.867918] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 249.873375] ? compat_start_thread+0x80/0x80 [ 249.877790] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.883344] ? _raw_spin_unlock_irq+0x60/0x80 [ 249.887848] ? pvclock_read_flags+0x160/0x160 [ 249.892345] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.897888] ? check_preemption_disabled+0x48/0x280 [ 249.902921] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 249.908475] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 249.913788] ? rcu_pm_notify+0xc0/0xc0 [ 249.917681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.923221] ? check_preemption_disabled+0x48/0x280 [ 249.928247] run_timer_softirq+0x52/0xb0 [ 249.932310] ? rcu_read_lock_sched_held+0x108/0x120 [ 249.937328] __do_softirq+0x30c/0xb03 [ 249.941130] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 249.945899] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 249.951005] ? trace_hardirqs_off+0x310/0x310 [ 249.955528] ? schedule+0x108/0x460 [ 249.959168] ? trace_hardirqs_off+0xb8/0x310 [ 249.963602] ? smpboot_thread_fn+0x68b/0xa00 [ 249.968013] ? trace_hardirqs_on+0x310/0x310 [ 249.972427] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.977968] ? check_preemption_disabled+0x48/0x280 [ 249.982988] ? takeover_tasklets+0xa90/0xa90 [ 249.987402] run_ksoftirqd+0x94/0x100 [ 249.991206] smpboot_thread_fn+0x68b/0xa00 [ 249.995444] ? sort_range+0x30/0x30 [ 249.999078] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 250.004184] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 250.009723] ? __kthread_parkme+0xfb/0x1a0 [ 250.013966] kthread+0x35a/0x420 [ 250.017337] ? sort_range+0x30/0x30 [ 250.020963] ? kthread_bind+0x40/0x40 [ 250.024776] ret_from_fork+0x3a/0x50 [ 250.028527] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 250.028533] warn_alloc_show_mem: 1 callbacks suppressed [ 250.028546] Mem-Info: [ 250.035558] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 250.040928] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 250.040928] active_file:12 inactive_file:13 isolated_file:0 [ 250.040928] unevictable:0 dirty:0 writeback:0 unstable:0 [ 250.040928] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 250.040928] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 250.040928] free:13778 free_pcp:148 free_cma:0 [ 250.043301] Call Trace: [ 250.052691] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 250.085539] <IRQ> [ 250.088109] Node 0 [ 250.115602] dump_stack+0x1c4/0x2b6 [ 250.117752] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 250.119971] ? dump_stack_print_info.cold.1+0x20/0x20 [ 250.123561] lowmem_reserve[]: 0 [ 250.149075] warn_alloc.cold.119+0xb7/0x1bd [ 250.154235] 2819 [ 250.157515] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 250.161815] 6323 [ 250.163872] ? lock_downgrade+0x900/0x900 [ 250.168693] 6323 [ 250.170755] ? trace_hardirqs_off+0xb8/0x310 [ 250.176936] ? trace_hardirqs_off+0xb8/0x310 [ 250.181335] Node 0 DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 250.185767] __alloc_pages_slowpath+0x265e/0x2d70 [ 250.185808] ? warn_alloc+0x120/0x120 [ 250.213607] lowmem_reserve[]: [ 250.218470] ? warn_alloc+0x120/0x120 [ 250.222243] 0 [ 250.225346] ? print_usage_bug+0xc0/0xc0 [ 250.229122] 0 [ 250.230919] ? warn_alloc+0x120/0x120 [ 250.234956] 3503 [ 250.236756] ? print_usage_bug+0xc0/0xc0 [ 250.240543] 3503 [ 250.242607] ? mark_held_locks+0x130/0x130 [ 250.248713] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 250.252921] Node 0 [ 250.258448] ? should_fail+0x22d/0xd01 [ 250.258484] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 250.260693] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 250.264555] lowmem_reserve[]: [ 250.292657] ? __lock_acquire+0x7ec/0x4ec0 [ 250.297753] 0 [ 250.300873] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 250.305083] 0 [ 250.306882] ? __lock_acquire+0x7ec/0x4ec0 [ 250.311963] 0 [ 250.313766] ? should_fail+0x22d/0xd01 [ 250.317977] 0 [ 250.319782] ? mark_held_locks+0x130/0x130 [ 250.325442] ? mark_held_locks+0x130/0x130 [ 250.329656] Node 0 [ 250.333884] ? lock_downgrade+0x900/0x900 [ 250.333894] DMA: [ 250.336125] ? graph_lock+0x170/0x170 [ 250.340251] 1*4kB [ 250.342310] ? graph_lock+0x170/0x170 [ 250.346088] (U) [ 250.348234] ? graph_lock+0x170/0x170 [ 250.352015] 0*8kB [ 250.353991] ? print_usage_bug+0xc0/0xc0 [ 250.357767] 0*16kB [ 250.359913] ? do_raw_spin_unlock+0xa7/0x330 [ 250.363949] 1*32kB [ 250.366183] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.370560] (U) 2*64kB [ 250.372804] ? check_preemption_disabled+0x48/0x280 [ 250.378312] (U) [ 250.380895] ? check_preemption_disabled+0x48/0x280 [ 250.385889] 1*128kB [ 250.387863] ? __lock_is_held+0xb5/0x140 [ 250.392866] (U) [ 250.395194] __alloc_pages_nodemask+0xa80/0xde0 [ 250.399232] 1*256kB [ 250.401201] ? graph_lock+0x170/0x170 [ 250.405866] (U) [ 250.408185] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 250.411962] 0*512kB [ 250.413935] ? graph_lock+0x170/0x170 [ 250.418928] 1*1024kB [ 250.421251] ? find_held_lock+0x36/0x1c0 [ 250.425024] (U) [ 250.427437] ? ____cache_alloc_node+0x1c7/0x1e0 [ 250.431472] 1*2048kB [ 250.433440] ? lock_downgrade+0x900/0x900 [ 250.438088] (M) [ 250.440496] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.444630] 3*4096kB [ 250.446602] cache_grow_begin+0x91/0x8c0 [ 250.452113] (M) [ 250.454533] ? do_raw_spin_unlock+0xa7/0x330 [ 250.458569] = 15908kB [ 250.460548] fallback_alloc+0x203/0x2e0 [ 250.464927] Node 0 [ 250.467334] ____cache_alloc_node+0x1c7/0x1e0 [ 250.471283] DMA32: [ 250.473532] kmem_cache_alloc_node+0xe3/0x730 [ 250.478010] 3*4kB [ 250.480251] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 250.484718] (M) [ 250.486864] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 250.491938] 2*8kB (UM) [ 250.493921] __alloc_skb+0x119/0x770 [ 250.498477] 3*16kB [ 250.501059] ? calc_wheel_index+0x220/0x220 [ 250.504747] (UM) [ 250.506979] ? skb_scrub_packet+0x490/0x490 [ 250.511277] 3*32kB [ 250.513343] ? vprintk_default+0x28/0x30 [ 250.517633] (UM) [ 250.519862] ? vprintk_func+0x85/0x181 [ 250.523902] 5*64kB [ 250.525964] ? printk+0xa7/0xcf [ 250.529826] (UM) [ 250.532061] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 250.535319] 3*128kB [ 250.537386] new_skb+0x26/0x1c0 [ 250.542111] (M) [ 250.544434] aoecmd_cfg+0x279/0x7f0 [ 250.547690] 3*256kB [ 250.549667] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 250.553264] (M) [ 250.555587] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.559885] 4*512kB [ 250.561863] ? check_preemption_disabled+0x48/0x280 [ 250.567372] (UM) [ 250.569693] ? check_preemption_disabled+0x48/0x280 [ 250.574683] 3*1024kB (UM) [ 250.576759] ? __lock_is_held+0xb5/0x140 [ 250.581749] 1*2048kB [ 250.584594] discover_timer+0x50/0x60 [ 250.588626] (M) [ 250.591045] call_timer_fn+0x272/0x920 [ 250.594824] 4*4096kB [ 250.596799] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 250.600660] (M) [ 250.603071] ? process_timeout+0x40/0x40 [ 250.607889] = 25196kB [ 250.609861] ? find_held_lock+0x36/0x1c0 [ 250.613899] Node 0 [ 250.616306] ? mark_held_locks+0xc7/0x130 [ 250.620341] Normal: [ 250.622576] ? _raw_spin_unlock_irq+0x27/0x80 [ 250.626695] 1032*4kB [ 250.629022] ? _raw_spin_unlock_irq+0x27/0x80 [ 250.633487] (ME) [ 250.635919] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 250.640389] 425*8kB [ 250.642447] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 250.647269] (UME) [ 250.649705] ? trace_hardirqs_on+0xbd/0x310 [ 250.654263] 181*16kB [ 250.656409] ? kasan_check_read+0x11/0x20 [ 250.660702] (UME) [ 250.663108] ? __run_timers+0x7da/0xc70 [ 250.667231] 72*32kB [ 250.669375] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 250.673324] (UME) [ 250.675656] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 250.681073] 20*64kB [ 250.683228] __run_timers+0x7e5/0xc70 [ 250.688065] (UM) [ 250.690394] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 250.694162] 0*128kB [ 250.696220] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 250.701558] 0*256kB [ 250.703873] ? graph_lock+0x170/0x170 [ 250.708869] 0*512kB [ 250.711196] ? print_usage_bug+0xc0/0xc0 [ 250.714976] 0*1024kB [ 250.717297] ? enqueue_hrtimer+0x1a5/0x560 [ 250.721335] 0*2048kB [ 250.723743] ? lock_release+0x970/0x970 [ 250.727954] 0*4096kB [ 250.730357] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 250.734309] = 14008kB [ 250.736715] ? find_held_lock+0x36/0x1c0 [ 250.741905] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 250.744331] ? graph_lock+0x170/0x170 [ 250.748380] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 250.757206] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.760986] 144 total pagecache pages [ 250.769558] ? check_preemption_disabled+0x48/0x280 [ 250.775074] 0 pages in swap cache [ 250.778867] ? __lock_is_held+0xb5/0x140 [ 250.783853] Swap cache stats: add 0, delete 0, find 0/0 [ 250.783862] Free swap = 0kB [ 250.787328] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.791377] Total swap = 0kB [ 250.796736] ? check_preemption_disabled+0x48/0x280 [ 250.799731] 1965979 pages RAM [ 250.805263] run_timer_softirq+0x52/0xb0 [ 250.808257] 0 pages HighMem/MovableOnly [ 250.813269] ? rcu_read_lock_sched_held+0x108/0x120 [ 250.816348] 342306 pages reserved [ 250.820402] __do_softirq+0x30c/0xb03 [ 250.824351] 0 pages cma reserved [ 250.829366] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 250.832864] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 250.836589] ? pvclock_read_flags+0x160/0x160 [ 250.840194] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 250.845161] ? lapic_next_event+0x5a/0x90 [ 250.851634] ksoftirqd/0 cpuset= [ 250.856129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.866415] / [ 250.870568] ? check_preemption_disabled+0x48/0x280 [ 250.873821] mems_allowed=0 [ 250.879352] ? check_preemption_disabled+0x48/0x280 [ 250.893993] ? kvm_clock_read+0x18/0x30 [ 250.897976] ? kvm_sched_clock_read+0x9/0x20 [ 250.902388] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 250.907927] ? check_preemption_disabled+0x48/0x280 [ 250.912959] irq_exit+0x17f/0x1c0 [ 250.916417] smp_apic_timer_interrupt+0x1cb/0x760 [ 250.921258] ? smp_reschedule_interrupt+0x109/0x650 [ 250.926319] ? smp_call_function_single_interrupt+0x650/0x650 [ 250.932210] ? interrupt_entry+0xb5/0xf0 [ 250.936305] ? trace_hardirqs_off_caller+0xbb/0x310 [ 250.941326] ? trace_hardirqs_off_caller+0xbb/0x310 [ 250.946354] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 250.951198] ? trace_hardirqs_on_caller+0x310/0x310 [ 250.956214] ? trace_hardirqs_on_caller+0x310/0x310 [ 250.961236] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.966779] ? check_preemption_disabled+0x48/0x280 [ 250.971810] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.977373] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 250.982222] apic_timer_interrupt+0xf/0x20 [ 250.986479] </IRQ> [ 250.988728] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 250.994179] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 251.013092] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 251.020815] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 251.028083] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 251.035350] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 251.042618] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 251.049887] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 251.057175] ? shrink_node_memcg+0x724/0x18e0 [ 251.061684] ? shrink_node_memcg+0x72e/0x18e0 [ 251.066188] shrink_node_memcg+0x72e/0x18e0 [ 251.070538] ? shrink_active_list+0x1c20/0x1c20 [ 251.075222] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 251.080851] ? graph_lock+0x170/0x170 [ 251.084659] ? mem_cgroup_charge_statistics+0x780/0x780 [ 251.090044] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.095604] ? print_usage_bug+0xc0/0xc0 [ 251.099684] shrink_node+0x3bc/0x16b0 [ 251.103486] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 251.108808] ? shrink_node_memcg+0x18e0/0x18e0 [ 251.113391] ? lockdep_hardirqs_on+0x421/0x5c0 [ 251.117991] ? trace_hardirqs_on+0xbd/0x310 [ 251.122317] ? vmpressure+0x271/0x340 [ 251.126122] ? do_raw_spin_unlock+0xa7/0x330 [ 251.130544] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 251.135138] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 251.140676] ? __cpuset_node_allowed+0x19b/0x660 [ 251.145439] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 251.151155] ? vmpressure+0x1a2/0x340 [ 251.154968] do_try_to_free_pages+0x3e7/0x1290 [ 251.159576] ? shrink_node+0x16b0/0x16b0 [ 251.163644] ? __lock_is_held+0xb5/0x140 [ 251.167725] try_to_free_pages+0x4d0/0xb90 [ 251.171968] ? do_try_to_free_pages+0x1290/0x1290 [ 251.176812] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.182364] ? lock_acquire+0x1ed/0x520 [ 251.186352] ? set_page_refcounted+0x280/0x280 [ 251.190941] ? lock_release+0x970/0x970 [ 251.194937] ? ___might_sleep+0x1ed/0x300 [ 251.199089] ? arch_local_save_flags+0x40/0x40 [ 251.203688] __alloc_pages_slowpath+0x9c4/0x2d70 [ 251.208480] ? warn_alloc+0x120/0x120 [ 251.212289] ? __radix_tree_lookup+0x4c0/0x4c0 [ 251.216890] ? find_get_entry+0x2f2/0xc40 [ 251.221066] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.226636] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 251.231571] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.237110] ? should_fail+0x22d/0xd01 [ 251.241003] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 251.246112] ? __lock_is_held+0xb5/0x140 [ 251.250204] ? __lock_is_held+0xb5/0x140 [ 251.254276] ? find_held_lock+0x36/0x1c0 [ 251.258343] ? ___might_sleep+0x1ed/0x300 [ 251.262493] ? lock_release+0x970/0x970 [ 251.266488] ? arch_local_save_flags+0x40/0x40 [ 251.271098] ? __might_sleep+0x95/0x190 [ 251.275081] __alloc_pages_nodemask+0xa80/0xde0 [ 251.279762] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 251.284785] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 251.290587] ? kasan_check_read+0x11/0x20 [ 251.294738] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 251.300025] ? graph_lock+0x170/0x170 [ 251.303829] ? print_usage_bug+0xc0/0xc0 [ 251.307898] ? graph_lock+0x170/0x170 [ 251.311701] ? graph_lock+0x170/0x170 [ 251.315515] ? __do_page_cache_readahead+0x7ce/0x980 [ 251.320633] ? find_held_lock+0x36/0x1c0 [ 251.324706] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 251.330248] alloc_pages_current+0x10c/0x210 [ 251.334662] ? lock_downgrade+0x900/0x900 [ 251.338817] __page_cache_alloc+0x38f/0x5b0 [ 251.343144] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 251.348945] ? kasan_check_read+0x11/0x20 [ 251.353096] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 251.358381] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 251.363054] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.368598] ? check_preemption_disabled+0x48/0x280 [ 251.373627] filemap_fault+0x1594/0x25f0 [ 251.378140] ? __lock_page_or_retry+0xa00/0xa00 [ 251.382811] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 251.388612] ? kasan_check_read+0x11/0x20 [ 251.392766] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 251.398049] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 251.403157] ? rcu_bh_qs+0xc0/0xc0 [ 251.406705] ? trace_hardirqs_on+0xbd/0x310 [ 251.411038] ? kasan_check_read+0x11/0x20 [ 251.415188] ? __free_object+0x173/0x340 [ 251.419264] ? filemap_map_pages+0xdea/0x1980 [ 251.423771] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 251.428880] ? __free_object+0x173/0x340 [ 251.432948] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 251.438228] ? debug_object_free+0x325/0x690 [ 251.442642] ? find_get_pages_range_tag+0x1320/0x1320 [ 251.447839] ? graph_lock+0x170/0x170 [ 251.451650] ? kasan_check_read+0x11/0x20 [ 251.455810] ? debug_object_destroy+0x2b0/0x2b0 [ 251.460492] ? lock_acquire+0x1ed/0x520 [ 251.464478] ? ext4_filemap_fault+0x7a/0xad [ 251.468821] ? lock_release+0x970/0x970 [ 251.472829] ? arch_local_save_flags+0x40/0x40 [ 251.477428] ? futex_wait_setup+0x3e0/0x3e0 [ 251.481766] ? down_read+0xb0/0x1d0 [ 251.485398] ? ext4_filemap_fault+0x7a/0xad [ 251.489728] ? __down_interruptible+0x700/0x700 [ 251.494421] ext4_filemap_fault+0x82/0xad [ 251.498577] __do_fault+0x100/0x6b0 [ 251.502211] ? print_bad_pte+0x6c0/0x6c0 [ 251.506273] ? do_futex+0x249/0x26d0 [ 251.509989] ? finish_task_switch+0x1f4/0x910 [ 251.514497] ? _raw_spin_unlock_irq+0x27/0x80 [ 251.519012] ? pmd_val+0x88/0x100 [ 251.522478] ? add_mm_counter_fast+0xd0/0xd0 [ 251.526897] ? pmd_val+0x88/0x100 [ 251.530361] ? add_mm_counter_fast+0xd0/0xd0 [ 251.534776] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.540325] __handle_mm_fault+0x3709/0x53e0 [ 251.544746] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 251.549596] ? __switch_to_asm+0x34/0x70 [ 251.553666] ? graph_lock+0x170/0x170 [ 251.557473] ? print_usage_bug+0xc0/0xc0 [ 251.561544] ? __switch_to_asm+0x34/0x70 [ 251.565615] ? graph_lock+0x170/0x170 [ 251.569418] ? graph_lock+0x170/0x170 [ 251.573247] ? handle_mm_fault+0x42a/0xc70 [ 251.577484] ? lock_downgrade+0x900/0x900 [ 251.581646] ? check_preemption_disabled+0x48/0x280 [ 251.586673] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 251.592474] ? kasan_check_read+0x11/0x20 [ 251.596633] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 251.601912] ? rcu_bh_qs+0xc0/0xc0 [ 251.605457] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 251.610928] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.616471] ? check_preemption_disabled+0x48/0x280 [ 251.621518] handle_mm_fault+0x54f/0xc70 [ 251.625591] ? __handle_mm_fault+0x53e0/0x53e0 [ 251.630178] ? find_vma+0x34/0x190 [ 251.633730] __do_page_fault+0x67d/0xed0 [ 251.637808] ? mm_fault_error+0x380/0x380 [ 251.641957] ? trace_hardirqs_off+0xb8/0x310 [ 251.646369] ? trace_hardirqs_on+0x310/0x310 [ 251.650803] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 251.656170] ? trace_hardirqs_on+0x310/0x310 [ 251.660589] do_page_fault+0xf2/0x7e0 [ 251.664419] ? vmalloc_sync_all+0x30/0x30 [ 251.668580] ? error_entry+0x70/0xd0 [ 251.672300] ? trace_hardirqs_off_caller+0xbb/0x310 [ 251.677316] ? trace_hardirqs_on_caller+0xc0/0x310 [ 251.682249] ? syscall_return_slowpath+0x5e0/0x5e0 [ 251.687177] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 251.692028] ? trace_hardirqs_on_caller+0x310/0x310 [ 251.697051] ? trace_hardirqs_off+0x310/0x310 [ 251.701553] ? prepare_exit_to_usermode+0x291/0x3b0 [ 251.706571] ? page_fault+0x8/0x30 [ 251.710232] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 251.715079] ? page_fault+0x8/0x30 [ 251.718621] page_fault+0x1e/0x30 [ 251.722073] RIP: 0033:0x45ddf3 [ 251.725269] Code: Bad RIP value. [ 251.728637] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 251.734003] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 251.741277] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 251.748551] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 251.755822] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 251.763100] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 251.770400] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 251.770471] aoe: skb alloc failure [ 251.777251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 251.777259] Call Trace: [ 251.780852] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 251.790141] dump_stack+0x1c4/0x2b6 [ 251.792699] syz-fuzzer cpuset= [ 251.802919] ? dump_stack_print_info.cold.1+0x20/0x20 [ 251.806537] / [ 251.809733] warn_alloc.cold.119+0xb7/0x1bd [ 251.814896] mems_allowed=0 [ 251.816609] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 251.828661] ? lock_downgrade+0x900/0x900 [ 251.832821] ? trace_hardirqs_off+0xb8/0x310 [ 251.837241] ? trace_hardirqs_off+0xb8/0x310 [ 251.841663] __alloc_pages_slowpath+0x265e/0x2d70 [ 251.846555] ? warn_alloc+0x120/0x120 [ 251.850369] ? warn_alloc+0x120/0x120 [ 251.854172] ? print_usage_bug+0xc0/0xc0 [ 251.858264] ? warn_alloc+0x120/0x120 [ 251.862071] ? print_usage_bug+0xc0/0xc0 [ 251.866135] ? __lock_acquire+0x7ec/0x4ec0 [ 251.870384] ? __lock_acquire+0x7ec/0x4ec0 [ 251.874625] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.880167] ? should_fail+0x22d/0xd01 [ 251.884056] ? __lock_acquire+0x7ec/0x4ec0 [ 251.888306] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 251.893418] ? __lock_acquire+0x7ec/0x4ec0 [ 251.897663] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 251.902766] ? __lock_acquire+0x7ec/0x4ec0 [ 251.907007] ? should_fail+0x22d/0xd01 [ 251.910915] ? mark_held_locks+0x130/0x130 [ 251.915154] ? mark_held_locks+0x130/0x130 [ 251.919398] ? mark_held_locks+0xc7/0x130 [ 251.923549] ? print_usage_bug+0xc0/0xc0 [ 251.927610] ? graph_lock+0x170/0x170 [ 251.931410] ? print_usage_bug+0xc0/0xc0 [ 251.935480] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.941035] ? check_preemption_disabled+0x48/0x280 [ 251.946052] ? check_preemption_disabled+0x48/0x280 [ 251.951088] ? __lock_is_held+0xb5/0x140 [ 251.955162] __alloc_pages_nodemask+0xa80/0xde0 [ 251.959842] ? graph_lock+0x170/0x170 [ 251.963676] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 251.968699] ? graph_lock+0x170/0x170 [ 251.972529] ? find_held_lock+0x36/0x1c0 [ 251.976608] ? ____cache_alloc_node+0x1c7/0x1e0 [ 251.981279] ? lock_downgrade+0x900/0x900 [ 251.985440] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.990985] cache_grow_begin+0x91/0x8c0 [ 251.995049] ? do_raw_spin_unlock+0xa7/0x330 [ 251.999472] fallback_alloc+0x203/0x2e0 [ 252.003463] ____cache_alloc_node+0x1c7/0x1e0 [ 252.007966] kmem_cache_alloc_node+0xe3/0x730 [ 252.012464] ? ipv6_get_ifaddr+0x42e/0x620 [ 252.016712] __alloc_skb+0x119/0x770 [ 252.020431] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 252.025717] ? skb_scrub_packet+0x490/0x490 [ 252.030042] ? lock_downgrade+0x900/0x900 [ 252.034204] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.039744] ? refcount_sub_and_test_checked+0x203/0x310 [ 252.045201] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 252.050653] ? addrconf_rs_timer+0x690/0x690 [ 252.055076] ndisc_alloc_skb+0x144/0x340 [ 252.059148] ndisc_send_rs+0x331/0x6e0 [ 252.063046] addrconf_rs_timer+0x314/0x690 [ 252.067291] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 252.071553] call_timer_fn+0x272/0x920 [ 252.075443] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 252.079685] ? process_timeout+0x40/0x40 [ 252.083750] ? find_held_lock+0x36/0x1c0 [ 252.087821] ? __run_timers+0x7da/0xc70 [ 252.091803] ? _raw_spin_unlock_irq+0x27/0x80 [ 252.096299] ? _raw_spin_unlock_irq+0x27/0x80 [ 252.100795] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 252.105034] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 252.109621] ? trace_hardirqs_on+0xbd/0x310 [ 252.113946] ? kasan_check_read+0x11/0x20 [ 252.118098] ? __run_timers+0x7da/0xc70 [ 252.122076] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 252.127561] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 252.131799] __run_timers+0x7e5/0xc70 [ 252.135620] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 252.140987] ? _raw_spin_unlock_irq+0x27/0x80 [ 252.145483] ? _raw_spin_unlock_irq+0x27/0x80 [ 252.149997] ? lockdep_hardirqs_on+0x421/0x5c0 [ 252.154582] ? trace_hardirqs_on+0xbd/0x310 [ 252.158909] ? kasan_check_read+0x11/0x20 [ 252.163078] ? finish_task_switch+0x1f4/0x910 [ 252.167585] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 252.173037] ? compat_start_thread+0x80/0x80 [ 252.177452] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.182997] ? _raw_spin_unlock_irq+0x60/0x80 [ 252.187514] ? pvclock_read_flags+0x160/0x160 [ 252.192018] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.197562] ? check_preemption_disabled+0x48/0x280 [ 252.202590] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 252.208131] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 252.213411] ? rcu_pm_notify+0xc0/0xc0 [ 252.217305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.222845] ? check_preemption_disabled+0x48/0x280 [ 252.227874] run_timer_softirq+0x52/0xb0 [ 252.231935] ? rcu_read_lock_sched_held+0x108/0x120 [ 252.236957] __do_softirq+0x30c/0xb03 [ 252.240763] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 252.245544] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 252.250648] ? trace_hardirqs_off+0x310/0x310 [ 252.255153] ? schedule+0x108/0x460 [ 252.258795] ? trace_hardirqs_off+0xb8/0x310 [ 252.263205] ? smpboot_thread_fn+0x68b/0xa00 [ 252.267620] ? trace_hardirqs_on+0x310/0x310 [ 252.272037] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 252.277579] ? check_preemption_disabled+0x48/0x280 [ 252.282602] ? takeover_tasklets+0xa90/0xa90 [ 252.287016] run_ksoftirqd+0x94/0x100 [ 252.290818] smpboot_thread_fn+0x68b/0xa00 [ 252.295058] ? sort_range+0x30/0x30 [ 252.298693] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 252.303799] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 252.309339] ? __kthread_parkme+0xfb/0x1a0 [ 252.313587] kthread+0x35a/0x420 [ 252.316956] ? sort_range+0x30/0x30 [ 252.320584] ? kthread_bind+0x40/0x40 [ 252.324392] ret_from_fork+0x3a/0x50 [ 252.328124] warn_alloc_show_mem: 1 callbacks suppressed [ 252.328136] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 252.328138] Mem-Info: [ 252.328170] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 252.328170] active_file:12 inactive_file:13 isolated_file:0 [ 252.328170] unevictable:0 dirty:0 writeback:0 unstable:0 [ 252.328170] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 252.328170] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 252.328170] free:13778 free_pcp:148 free_cma:0 [ 252.333517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 252.340560] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 252.342963] Call Trace: [ 252.375845] Node 0 [ 252.385194] <IRQ> [ 252.412704] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 252.415266] dump_stack+0x1c4/0x2b6 [ 252.417485] lowmem_reserve[]: [ 252.419641] ? dump_stack_print_info.cold.1+0x20/0x20 [ 252.445121] 0 [ 252.448754] warn_alloc.cold.119+0xb7/0x1bd [ 252.451826] 2819 [ 252.457013] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 252.458798] 6323 [ 252.463119] ? lock_downgrade+0x900/0x900 [ 252.465156] 6323 [ 252.469995] ? trace_hardirqs_off+0xb8/0x310 [ 252.476172] ? trace_hardirqs_off+0xb8/0x310 [ 252.478211] Node 0 [ 252.482618] __alloc_pages_slowpath+0x265e/0x2d70 [ 252.487023] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 252.489257] ? warn_alloc+0x120/0x120 [ 252.494056] lowmem_reserve[]: [ 252.521289] ? pvclock_read_flags+0x160/0x160 [ 252.525066] 0 [ 252.528166] ? warn_alloc+0x120/0x120 [ 252.532643] 0 [ 252.534443] ? print_usage_bug+0xc0/0xc0 [ 252.538222] 3503 [ 252.540026] ? warn_alloc+0x120/0x120 [ 252.544059] 3503 [ 252.546117] ? kvm_clock_read+0x18/0x30 [ 252.549894] Node 0 [ 252.551952] ? print_usage_bug+0xc0/0xc0 [ 252.555927] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 252.558134] ? ktime_get+0x2e1/0x440 [ 252.562169] lowmem_reserve[]: [ 252.590285] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.593977] 0 [ 252.597082] ? check_preemption_disabled+0x48/0x280 [ 252.602589] 0 [ 252.604389] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 252.609373] 0 0 [ 252.611184] ? should_fail+0x22d/0xd01 [ 252.618669] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 252.622541] Node 0 DMA: [ 252.627816] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 252.627833] ? __lock_acquire+0x7ec/0x4ec0 [ 252.630484] 1*4kB [ 252.635590] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 252.639800] (U) [ 252.641946] ? __lock_acquire+0x7ec/0x4ec0 [ 252.647022] 0*8kB 0*16kB [ 252.649001] ? should_fail+0x22d/0xd01 [ 252.653216] 1*32kB [ 252.655966] ? print_usage_bug+0xc0/0xc0 [ 252.659835] (U) [ 252.662070] ? mark_held_locks+0x130/0x130 [ 252.666107] 2*64kB [ 252.668079] ? mark_held_locks+0x130/0x130 [ 252.672290] (U) [ 252.674535] ? graph_lock+0x170/0x170 [ 252.678750] 1*128kB [ 252.680722] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 252.684522] (U) [ 252.686841] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.691827] 1*256kB (U) [ 252.693812] ? check_preemption_disabled+0x48/0x280 [ 252.699323] 0*512kB [ 252.701995] ? check_preemption_disabled+0x48/0x280 [ 252.706985] 1*1024kB [ 252.709308] ? __lock_is_held+0xb5/0x140 [ 252.714295] (U) [ 252.716705] __alloc_pages_nodemask+0xa80/0xde0 [ 252.720737] 1*2048kB [ 252.722712] ? graph_lock+0x170/0x170 [ 252.727357] (M) [ 252.729763] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 252.733548] 3*4096kB [ 252.735524] ? graph_lock+0x170/0x170 [ 252.740529] (M) = 15908kB [ 252.742951] ? find_held_lock+0x36/0x1c0 [ 252.746725] Node 0 [ 252.749482] ? ____cache_alloc_node+0x1c7/0x1e0 [ 252.753522] DMA32: [ 252.755757] ? lock_downgrade+0x900/0x900 [ 252.760401] 3*4kB [ 252.762638] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.766762] (M) [ 252.768911] cache_grow_begin+0x91/0x8c0 [ 252.774417] 2*8kB (UM) [ 252.776402] ? do_raw_spin_unlock+0xa7/0x330 [ 252.780439] 3*16kB [ 252.783026] fallback_alloc+0x203/0x2e0 [ 252.787399] (UM) [ 252.789640] ____cache_alloc_node+0x1c7/0x1e0 [ 252.793587] 3*32kB [ 252.795647] kmem_cache_alloc_node+0xe3/0x730 [ 252.800116] (UM) [ 252.802353] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 252.806818] 5*64kB [ 252.808878] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 252.814773] (UM) 3*128kB [ 252.817029] __alloc_skb+0x119/0x770 [ 252.821574] (M) 3*256kB [ 252.824340] ? calc_wheel_index+0x220/0x220 [ 252.828021] (M) 4*512kB [ 252.830701] ? skb_scrub_packet+0x490/0x490 [ 252.834996] (UM) 3*1024kB [ 252.837684] ? vprintk_default+0x28/0x30 [ 252.842123] (UM) 1*2048kB [ 252.844975] ? vprintk_func+0x85/0x181 [ 252.849016] (M) [ 252.851863] ? printk+0xa7/0xcf [ 252.855731] 4*4096kB [ 252.857703] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 252.860956] (M) [ 252.863382] new_skb+0x26/0x1c0 [ 252.868108] = 25196kB [ 252.870082] aoecmd_cfg+0x279/0x7f0 [ 252.873338] Node 0 [ 252.875749] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 252.879348] Normal: [ 252.881582] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.885878] 1032*4kB [ 252.888200] ? check_preemption_disabled+0x48/0x280 [ 252.894167] (ME) [ 252.896579] ? check_preemption_disabled+0x48/0x280 [ 252.901660] 425*8kB [ 252.903730] ? __lock_is_held+0xb5/0x140 [ 252.908713] (UME) [ 252.911045] discover_timer+0x50/0x60 [ 252.915068] 181*16kB [ 252.917212] call_timer_fn+0x272/0x920 [ 252.920986] (UME) [ 252.923397] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 252.927258] 72*32kB [ 252.929402] ? process_timeout+0x40/0x40 [ 252.934218] (UME) [ 252.936544] ? find_held_lock+0x36/0x1c0 [ 252.940585] 20*64kB (UM) [ 252.942743] ? mark_held_locks+0xc7/0x130 [ 252.946775] 0*128kB 0*256kB [ 252.949550] ? _raw_spin_unlock_irq+0x27/0x80 [ 252.953676] 0*512kB [ 252.956691] ? _raw_spin_unlock_irq+0x27/0x80 [ 252.961155] 0*1024kB 0*2048kB [ 252.963482] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 252.967953] 0*4096kB [ 252.971139] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 252.975958] = 14008kB [ 252.978364] ? trace_hardirqs_on+0xbd/0x310 [ 252.982928] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 252.985332] ? kasan_check_read+0x11/0x20 [ 252.989634] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 252.998479] ? __run_timers+0x7da/0xc70 [ 253.002607] 144 total pagecache pages [ 253.011178] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 253.015136] 0 pages in swap cache [ 253.018938] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 253.024358] Swap cache stats: add 0, delete 0, find 0/0 [ 253.027802] __run_timers+0x7e5/0xc70 [ 253.032619] Free swap = 0kB [ 253.037986] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 253.041754] Total swap = 0kB [ 253.044770] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 253.050112] 1965979 pages RAM [ 253.053130] ? graph_lock+0x170/0x170 [ 253.058124] 0 pages HighMem/MovableOnly [ 253.061225] ? print_usage_bug+0xc0/0xc0 [ 253.065002] 342306 pages reserved [ 253.068974] ? enqueue_hrtimer+0x1a5/0x560 [ 253.073011] 0 pages cma reserved [ 253.076470] ? lock_release+0x970/0x970 [ 253.080754] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 253.084047] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 253.088055] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 253.094489] ? find_held_lock+0x36/0x1c0 [ 253.099656] ksoftirqd/0 cpuset= [ 253.109960] ? graph_lock+0x170/0x170 [ 253.114000] / [ 253.117284] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.121062] mems_allowed=0 [ 253.122773] ? check_preemption_disabled+0x48/0x280 [ 253.136226] ? __lock_is_held+0xb5/0x140 [ 253.140290] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.145830] ? check_preemption_disabled+0x48/0x280 [ 253.150860] run_timer_softirq+0x52/0xb0 [ 253.154927] ? rcu_read_lock_sched_held+0x108/0x120 [ 253.159949] __do_softirq+0x30c/0xb03 [ 253.163761] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 253.168871] ? pvclock_read_flags+0x160/0x160 [ 253.173367] ? lapic_next_event+0x5a/0x90 [ 253.177528] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.183071] ? check_preemption_disabled+0x48/0x280 [ 253.188089] ? check_preemption_disabled+0x48/0x280 [ 253.193117] ? kvm_clock_read+0x18/0x30 [ 253.197096] ? kvm_sched_clock_read+0x9/0x20 [ 253.201519] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 253.207059] ? check_preemption_disabled+0x48/0x280 [ 253.212091] irq_exit+0x17f/0x1c0 [ 253.215548] smp_apic_timer_interrupt+0x1cb/0x760 [ 253.220390] ? smp_reschedule_interrupt+0x109/0x650 [ 253.225409] ? smp_call_function_single_interrupt+0x650/0x650 [ 253.231296] ? interrupt_entry+0xb5/0xf0 [ 253.235363] ? trace_hardirqs_off_caller+0xbb/0x310 [ 253.240385] ? trace_hardirqs_off_caller+0xbb/0x310 [ 253.245409] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 253.250254] ? trace_hardirqs_on_caller+0x310/0x310 [ 253.255269] ? trace_hardirqs_on_caller+0x310/0x310 [ 253.260292] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.265836] ? check_preemption_disabled+0x48/0x280 [ 253.270851] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.276397] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 253.281250] apic_timer_interrupt+0xf/0x20 [ 253.285481] </IRQ> [ 253.287728] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 253.293185] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 253.312088] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 253.319803] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 253.327073] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 253.334346] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 253.341618] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 253.348890] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 253.356189] ? shrink_node_memcg+0x724/0x18e0 [ 253.360689] ? shrink_node_memcg+0x72e/0x18e0 [ 253.365194] shrink_node_memcg+0x72e/0x18e0 [ 253.369549] ? shrink_active_list+0x1c20/0x1c20 [ 253.374232] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 253.379860] ? graph_lock+0x170/0x170 [ 253.383670] ? mem_cgroup_charge_statistics+0x780/0x780 [ 253.389041] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.394591] ? print_usage_bug+0xc0/0xc0 [ 253.398672] shrink_node+0x3bc/0x16b0 [ 253.402477] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 253.407789] ? shrink_node_memcg+0x18e0/0x18e0 [ 253.412371] ? lockdep_hardirqs_on+0x421/0x5c0 [ 253.416956] ? trace_hardirqs_on+0xbd/0x310 [ 253.421279] ? vmpressure+0x271/0x340 [ 253.425085] ? do_raw_spin_unlock+0xa7/0x330 [ 253.429500] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 253.434106] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 253.439645] ? __cpuset_node_allowed+0x19b/0x660 [ 253.444407] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 253.450124] ? vmpressure+0x1a2/0x340 [ 253.453943] do_try_to_free_pages+0x3e7/0x1290 [ 253.458553] ? shrink_node+0x16b0/0x16b0 [ 253.462628] ? __lock_is_held+0xb5/0x140 [ 253.466719] try_to_free_pages+0x4d0/0xb90 [ 253.470969] ? do_try_to_free_pages+0x1290/0x1290 [ 253.475818] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.481371] ? lock_acquire+0x1ed/0x520 [ 253.485348] ? set_page_refcounted+0x280/0x280 [ 253.489940] ? lock_release+0x970/0x970 [ 253.493929] ? ___might_sleep+0x1ed/0x300 [ 253.498083] ? arch_local_save_flags+0x40/0x40 [ 253.502679] __alloc_pages_slowpath+0x9c4/0x2d70 [ 253.507470] ? warn_alloc+0x120/0x120 [ 253.511271] ? __radix_tree_lookup+0x4c0/0x4c0 [ 253.515877] ? find_get_entry+0x2f2/0xc40 [ 253.520043] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.525592] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 253.530531] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 253.536073] ? should_fail+0x22d/0xd01 [ 253.539969] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 253.545073] ? __lock_is_held+0xb5/0x140 [ 253.549169] ? __lock_is_held+0xb5/0x140 [ 253.553246] ? find_held_lock+0x36/0x1c0 [ 253.557319] ? ___might_sleep+0x1ed/0x300 [ 253.561472] ? lock_release+0x970/0x970 [ 253.565456] ? arch_local_save_flags+0x40/0x40 [ 253.570059] ? __might_sleep+0x95/0x190 [ 253.574051] __alloc_pages_nodemask+0xa80/0xde0 [ 253.578732] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 253.583756] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 253.589559] ? kasan_check_read+0x11/0x20 [ 253.593714] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 253.598996] ? graph_lock+0x170/0x170 [ 253.602810] ? print_usage_bug+0xc0/0xc0 [ 253.606881] ? graph_lock+0x170/0x170 [ 253.610684] ? graph_lock+0x170/0x170 [ 253.614492] ? __do_page_cache_readahead+0x7ce/0x980 [ 253.619622] ? find_held_lock+0x36/0x1c0 [ 253.623697] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 253.629241] alloc_pages_current+0x10c/0x210 [ 253.633652] ? lock_downgrade+0x900/0x900 [ 253.637813] __page_cache_alloc+0x38f/0x5b0 [ 253.642136] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 253.647936] ? kasan_check_read+0x11/0x20 [ 253.652090] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 253.657377] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 253.662053] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 253.667597] ? check_preemption_disabled+0x48/0x280 [ 253.672627] filemap_fault+0x1594/0x25f0 [ 253.676705] ? __lock_page_or_retry+0xa00/0xa00 [ 253.681376] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 253.687181] ? kasan_check_read+0x11/0x20 [ 253.691334] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 253.696616] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 253.701727] ? rcu_bh_qs+0xc0/0xc0 [ 253.705272] ? trace_hardirqs_on+0xbd/0x310 [ 253.709711] ? kasan_check_read+0x11/0x20 [ 253.713864] ? __free_object+0x173/0x340 [ 253.717939] ? filemap_map_pages+0xdea/0x1980 [ 253.722449] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 253.727562] ? __free_object+0x173/0x340 [ 253.731633] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 253.736915] ? debug_object_free+0x325/0x690 [ 253.741329] ? find_get_pages_range_tag+0x1320/0x1320 [ 253.746563] ? graph_lock+0x170/0x170 [ 253.750375] ? kasan_check_read+0x11/0x20 [ 253.754535] ? debug_object_destroy+0x2b0/0x2b0 [ 253.759225] ? lock_acquire+0x1ed/0x520 [ 253.763204] ? ext4_filemap_fault+0x7a/0xad [ 253.767544] ? lock_release+0x970/0x970 [ 253.771531] ? arch_local_save_flags+0x40/0x40 [ 253.776124] ? futex_wait_setup+0x3e0/0x3e0 [ 253.780462] ? down_read+0xb0/0x1d0 [ 253.784095] ? ext4_filemap_fault+0x7a/0xad [ 253.788422] ? __down_interruptible+0x700/0x700 [ 253.793117] ext4_filemap_fault+0x82/0xad [ 253.797271] __do_fault+0x100/0x6b0 [ 253.800912] ? print_bad_pte+0x6c0/0x6c0 [ 253.804982] ? do_futex+0x249/0x26d0 [ 253.808705] ? finish_task_switch+0x1f4/0x910 [ 253.813207] ? _raw_spin_unlock_irq+0x27/0x80 [ 253.817703] ? pmd_val+0x88/0x100 [ 253.821160] ? add_mm_counter_fast+0xd0/0xd0 [ 253.825569] ? pmd_val+0x88/0x100 [ 253.829036] ? add_mm_counter_fast+0xd0/0xd0 [ 253.833452] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 253.839001] __handle_mm_fault+0x3709/0x53e0 [ 253.843434] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 253.848281] ? __switch_to_asm+0x34/0x70 [ 253.852347] ? graph_lock+0x170/0x170 [ 253.856150] ? print_usage_bug+0xc0/0xc0 [ 253.860216] ? __switch_to_asm+0x34/0x70 [ 253.864289] ? graph_lock+0x170/0x170 [ 253.868090] ? graph_lock+0x170/0x170 [ 253.871940] ? handle_mm_fault+0x42a/0xc70 [ 253.876178] ? lock_downgrade+0x900/0x900 [ 253.880332] ? check_preemption_disabled+0x48/0x280 [ 253.885363] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 253.891165] ? kasan_check_read+0x11/0x20 [ 253.895320] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 253.900605] ? rcu_bh_qs+0xc0/0xc0 [ 253.904149] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 253.909603] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 253.915148] ? check_preemption_disabled+0x48/0x280 [ 253.920180] handle_mm_fault+0x54f/0xc70 [ 253.924252] ? __handle_mm_fault+0x53e0/0x53e0 [ 253.928840] ? find_vma+0x34/0x190 [ 253.932391] __do_page_fault+0x67d/0xed0 [ 253.936464] ? mm_fault_error+0x380/0x380 [ 253.940617] ? trace_hardirqs_off+0xb8/0x310 [ 253.945036] ? trace_hardirqs_on+0x310/0x310 [ 253.949451] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 253.954816] ? trace_hardirqs_on+0x310/0x310 [ 253.959237] do_page_fault+0xf2/0x7e0 [ 253.963049] ? vmalloc_sync_all+0x30/0x30 [ 253.967205] ? error_entry+0x70/0xd0 [ 253.970921] ? trace_hardirqs_off_caller+0xbb/0x310 [ 253.975942] ? trace_hardirqs_on_caller+0xc0/0x310 [ 253.980874] ? syscall_return_slowpath+0x5e0/0x5e0 [ 253.985804] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 253.990652] ? trace_hardirqs_on_caller+0x310/0x310 [ 253.995672] ? trace_hardirqs_off+0x310/0x310 [ 254.000178] ? prepare_exit_to_usermode+0x291/0x3b0 [ 254.005198] ? page_fault+0x8/0x30 [ 254.008744] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 254.013600] ? page_fault+0x8/0x30 [ 254.017186] page_fault+0x1e/0x30 [ 254.020640] RIP: 0033:0x45ddf3 [ 254.023842] Code: Bad RIP value. [ 254.027206] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 254.032578] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 254.039844] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 254.047115] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 254.054389] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 254.061656] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 254.068958] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 254.069028] aoe: skb alloc failure [ 254.075823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 254.075828] Call Trace: [ 254.075852] dump_stack+0x1c4/0x2b6 [ 254.075870] ? dump_stack_print_info.cold.1+0x20/0x20 [ 254.079459] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 254.088758] warn_alloc.cold.119+0xb7/0x1bd [ 254.091313] syz-fuzzer cpuset= [ 254.094941] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 254.100111] / [ 254.110331] ? lock_downgrade+0x900/0x900 [ 254.114630] mems_allowed=0 [ 254.117819] ? trace_hardirqs_off+0xb8/0x310 [ 254.135798] ? trace_hardirqs_off+0xb8/0x310 [ 254.140218] __alloc_pages_slowpath+0x265e/0x2d70 [ 254.145109] ? warn_alloc+0x120/0x120 [ 254.148920] ? warn_alloc+0x120/0x120 [ 254.152728] ? print_usage_bug+0xc0/0xc0 [ 254.156809] ? warn_alloc+0x120/0x120 [ 254.160612] ? print_usage_bug+0xc0/0xc0 [ 254.164680] ? __lock_acquire+0x7ec/0x4ec0 [ 254.168916] ? __lock_acquire+0x7ec/0x4ec0 [ 254.173155] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.178694] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 254.184235] ? should_fail+0x22d/0xd01 [ 254.188129] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 254.193236] ? __lock_acquire+0x7ec/0x4ec0 [ 254.197476] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 254.202591] ? __lock_acquire+0x7ec/0x4ec0 [ 254.206831] ? should_fail+0x22d/0xd01 [ 254.210729] ? mark_held_locks+0x130/0x130 [ 254.214973] ? mark_held_locks+0x130/0x130 [ 254.219210] ? graph_lock+0x170/0x170 [ 254.223016] ? print_usage_bug+0xc0/0xc0 [ 254.227079] ? graph_lock+0x170/0x170 [ 254.230882] ? print_usage_bug+0xc0/0xc0 [ 254.234946] ? wq_watchdog_touch+0x9c/0xfe [ 254.239182] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.244727] ? check_preemption_disabled+0x48/0x280 [ 254.249745] ? check_preemption_disabled+0x48/0x280 [ 254.254778] ? __lock_is_held+0xb5/0x140 [ 254.258849] __alloc_pages_nodemask+0xa80/0xde0 [ 254.263533] ? graph_lock+0x170/0x170 [ 254.267342] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 254.272355] ? graph_lock+0x170/0x170 [ 254.276180] ? find_held_lock+0x36/0x1c0 [ 254.280266] ? ____cache_alloc_node+0x1c7/0x1e0 [ 254.284937] ? lock_downgrade+0x900/0x900 [ 254.289096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.294639] cache_grow_begin+0x91/0x8c0 [ 254.298703] ? do_raw_spin_unlock+0xa7/0x330 [ 254.303124] fallback_alloc+0x203/0x2e0 [ 254.307112] ____cache_alloc_node+0x1c7/0x1e0 [ 254.311632] kmem_cache_alloc_node+0xe3/0x730 [ 254.316134] ? ipv6_get_ifaddr+0x42e/0x620 [ 254.320381] __alloc_skb+0x119/0x770 [ 254.324097] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 254.329381] ? skb_scrub_packet+0x490/0x490 [ 254.333703] ? lock_downgrade+0x900/0x900 [ 254.337858] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.343416] ? refcount_sub_and_test_checked+0x203/0x310 [ 254.348876] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 254.354326] ? addrconf_rs_timer+0x690/0x690 [ 254.358748] ndisc_alloc_skb+0x144/0x340 [ 254.362818] ndisc_send_rs+0x331/0x6e0 [ 254.366727] addrconf_rs_timer+0x314/0x690 [ 254.370975] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.375226] call_timer_fn+0x272/0x920 [ 254.379115] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.383354] ? process_timeout+0x40/0x40 [ 254.387418] ? find_held_lock+0x36/0x1c0 [ 254.391491] ? __run_timers+0x7da/0xc70 [ 254.395483] ? _raw_spin_unlock_irq+0x27/0x80 [ 254.399995] ? _raw_spin_unlock_irq+0x27/0x80 [ 254.404489] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.408737] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 254.413323] ? trace_hardirqs_on+0xbd/0x310 [ 254.417646] ? kasan_check_read+0x11/0x20 [ 254.421795] ? __run_timers+0x7da/0xc70 [ 254.425773] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 254.431233] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.435472] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.439721] __run_timers+0x7e5/0xc70 [ 254.443548] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 254.448917] ? _raw_spin_unlock_irq+0x27/0x80 [ 254.453416] ? _raw_spin_unlock_irq+0x27/0x80 [ 254.457916] ? lockdep_hardirqs_on+0x421/0x5c0 [ 254.462528] ? trace_hardirqs_on+0xbd/0x310 [ 254.466852] ? kasan_check_read+0x11/0x20 [ 254.471003] ? finish_task_switch+0x1f4/0x910 [ 254.475521] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 254.480991] ? compat_start_thread+0x80/0x80 [ 254.485413] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.490956] ? _raw_spin_unlock_irq+0x60/0x80 [ 254.495533] ? pvclock_read_flags+0x160/0x160 [ 254.500035] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.505581] ? check_preemption_disabled+0x48/0x280 [ 254.510609] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 254.516150] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 254.521432] ? rcu_pm_notify+0xc0/0xc0 [ 254.525323] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.530867] ? check_preemption_disabled+0x48/0x280 [ 254.535893] run_timer_softirq+0x52/0xb0 [ 254.539957] ? rcu_read_lock_sched_held+0x108/0x120 [ 254.545005] __do_softirq+0x30c/0xb03 [ 254.548826] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 254.553598] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 254.558702] ? trace_hardirqs_off+0x310/0x310 [ 254.563208] ? schedule+0x108/0x460 [ 254.566865] ? trace_hardirqs_off+0xb8/0x310 [ 254.571274] ? smpboot_thread_fn+0x68b/0xa00 [ 254.575688] ? trace_hardirqs_on+0x310/0x310 [ 254.580099] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 254.585644] ? check_preemption_disabled+0x48/0x280 [ 254.590666] ? takeover_tasklets+0xa90/0xa90 [ 254.595132] run_ksoftirqd+0x94/0x100 [ 254.598934] smpboot_thread_fn+0x68b/0xa00 [ 254.603175] ? sort_range+0x30/0x30 [ 254.606809] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 254.611914] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 254.617464] ? __kthread_parkme+0xfb/0x1a0 [ 254.621707] kthread+0x35a/0x420 [ 254.625079] ? sort_range+0x30/0x30 [ 254.628706] ? kthread_bind+0x40/0x40 [ 254.632525] ret_from_fork+0x3a/0x50 [ 254.636256] warn_alloc_show_mem: 1 callbacks suppressed [ 254.636268] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 254.636270] Mem-Info: [ 254.636303] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 254.636303] active_file:12 inactive_file:13 isolated_file:0 [ 254.636303] unevictable:0 dirty:0 writeback:0 unstable:0 [ 254.636303] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 254.636303] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 254.636303] free:13778 free_pcp:148 free_cma:0 [ 254.641639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 254.648673] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 254.651075] Call Trace: [ 254.683940] Node 0 [ 254.693285] <IRQ> [ 254.720840] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 254.723395] dump_stack+0x1c4/0x2b6 [ 254.725608] lowmem_reserve[]: [ 254.727755] ? dump_stack_print_info.cold.1+0x20/0x20 [ 254.753247] 0 [ 254.756877] warn_alloc.cold.119+0xb7/0x1bd [ 254.759953] 2819 [ 254.765140] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 254.766940] 6323 [ 254.771269] ? lock_downgrade+0x900/0x900 [ 254.773310] 6323 [ 254.778156] ? trace_hardirqs_off+0xb8/0x310 [ 254.784343] ? trace_hardirqs_off+0xb8/0x310 [ 254.786399] Node 0 [ 254.790814] __alloc_pages_slowpath+0x265e/0x2d70 [ 254.795233] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 254.797465] ? warn_alloc+0x120/0x120 [ 254.802259] lowmem_reserve[]: [ 254.829492] ? pvclock_read_flags+0x160/0x160 [ 254.833276] 0 [ 254.836379] ? warn_alloc+0x120/0x120 [ 254.840999] 0 3503 [ 254.842834] ? print_usage_bug+0xc0/0xc0 [ 254.846612] 3503 [ 254.848849] ? warn_alloc+0x120/0x120 [ 254.854947] ? kvm_clock_read+0x18/0x30 [ 254.858722] Node 0 [ 254.862687] ? print_usage_bug+0xc0/0xc0 [ 254.862718] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 254.862725] lowmem_reserve[]: [ 254.864958] ? ktime_get+0x2e1/0x440 [ 254.868997] 0 [ 254.897108] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.900213] 0 [ 254.903958] ? check_preemption_disabled+0x48/0x280 [ 254.905751] 0 [ 254.911282] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 254.913061] 0 [ 254.918069] ? should_fail+0x22d/0xd01 [ 254.925399] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 254.927180] Node 0 [ 254.931066] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 254.936322] DMA: [ 254.938553] ? __lock_acquire+0x7ec/0x4ec0 [ 254.943633] 1*4kB [ 254.945690] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 254.949899] (U) [ 254.952045] ? __lock_acquire+0x7ec/0x4ec0 [ 254.957125] 0*8kB [ 254.959095] ? should_fail+0x22d/0xd01 [ 254.963307] 0*16kB [ 254.965453] ? print_usage_bug+0xc0/0xc0 [ 254.969318] 1*32kB [ 254.971556] ? mark_held_locks+0x130/0x130 [ 254.975589] (U) [ 254.977823] ? mark_held_locks+0x130/0x130 [ 254.982039] 2*64kB [ 254.984022] ? graph_lock+0x170/0x170 [ 254.988222] (U) [ 254.990456] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 254.994248] 1*128kB [ 254.996219] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.001212] (U) [ 255.003536] ? check_preemption_disabled+0x48/0x280 [ 255.003553] ? check_preemption_disabled+0x48/0x280 [ 255.009072] 1*256kB [ 255.011054] ? __lock_is_held+0xb5/0x140 [ 255.016042] (U) [ 255.021062] __alloc_pages_nodemask+0xa80/0xde0 [ 255.023359] 0*512kB [ 255.027437] ? graph_lock+0x170/0x170 [ 255.029413] 1*1024kB [ 255.034080] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 255.036377] (U) [ 255.040173] ? graph_lock+0x170/0x170 [ 255.042565] 1*2048kB [ 255.047581] ? find_held_lock+0x36/0x1c0 [ 255.049543] (M) [ 255.053348] ? ____cache_alloc_node+0x1c7/0x1e0 [ 255.055729] 3*4096kB [ 255.059783] ? lock_downgrade+0x900/0x900 [ 255.061739] (M) [ 255.066403] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.068789] = 15908kB [ 255.072936] cache_grow_begin+0x91/0x8c0 [ 255.074896] Node 0 [ 255.080429] ? do_raw_spin_unlock+0xa7/0x330 [ 255.082810] DMA32: 3*4kB [ 255.086876] fallback_alloc+0x203/0x2e0 [ 255.089089] (M) [ 255.093494] ____cache_alloc_node+0x1c7/0x1e0 [ 255.096235] 2*8kB [ 255.100205] kmem_cache_alloc_node+0xe3/0x730 [ 255.102156] (UM) [ 255.106648] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 255.108767] 3*16kB (UM) [ 255.113269] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 255.115304] 3*32kB (UM) [ 255.120414] __alloc_skb+0x119/0x770 [ 255.123062] 5*64kB [ 255.127637] ? calc_wheel_index+0x220/0x220 [ 255.130285] (UM) [ 255.133996] ? skb_scrub_packet+0x490/0x490 [ 255.136212] 3*128kB [ 255.140539] ? vprintk_default+0x28/0x30 [ 255.142579] (M) [ 255.146896] ? vprintk_func+0x85/0x181 [ 255.149198] 3*256kB (M) [ 255.153261] ? printk+0xa7/0xcf [ 255.155214] 4*512kB [ 255.159099] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 255.161750] (UM) [ 255.165037] new_skb+0x26/0x1c0 [ 255.167326] 3*1024kB [ 255.172076] aoecmd_cfg+0x279/0x7f0 [ 255.174114] (UM) [ 255.177394] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 255.179783] 1*2048kB [ 255.183407] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.185444] (M) [ 255.189768] ? check_preemption_disabled+0x48/0x280 [ 255.192154] 4*4096kB [ 255.197690] ? check_preemption_disabled+0x48/0x280 [ 255.199645] (M) [ 255.204660] ? __lock_is_held+0xb5/0x140 [ 255.207040] = 25196kB [ 255.212061] discover_timer+0x50/0x60 [ 255.214007] Node 0 [ 255.218072] call_timer_fn+0x272/0x920 [ 255.220453] Normal: [ 255.224273] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 255.226489] 1032*4kB [ 255.230377] ? process_timeout+0x40/0x40 [ 255.232694] (ME) [ 255.237532] ? find_held_lock+0x36/0x1c0 [ 255.237554] ? mark_held_locks+0xc7/0x130 [ 255.239945] 425*8kB [ 255.244006] ? _raw_spin_unlock_irq+0x27/0x80 [ 255.246045] (UME) [ 255.250102] ? _raw_spin_unlock_irq+0x27/0x80 [ 255.254229] 181*16kB [ 255.256548] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 255.261024] (UME) [ 255.263170] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 255.267645] 72*32kB [ 255.270052] ? trace_hardirqs_on+0xbd/0x310 [ 255.274874] (UME) [ 255.277028] ? kasan_check_read+0x11/0x20 [ 255.281581] 20*64kB [ 255.283901] ? __run_timers+0x7da/0xc70 [ 255.288195] (UM) [ 255.290384] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 255.294515] 0*128kB [ 255.296843] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 255.300782] 0*256kB [ 255.302844] __run_timers+0x7e5/0xc70 [ 255.308271] 0*512kB [ 255.310597] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 255.315410] 0*1024kB [ 255.317732] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 255.321562] 0*2048kB [ 255.323883] ? graph_lock+0x170/0x170 [ 255.329228] 0*4096kB [ 255.331631] ? print_usage_bug+0xc0/0xc0 [ 255.336627] = 14008kB [ 255.339032] ? enqueue_hrtimer+0x1a5/0x560 [ 255.342814] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 255.345214] ? lock_release+0x970/0x970 [ 255.349258] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 255.351658] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 255.355869] 144 total pagecache pages [ 255.364698] ? find_held_lock+0x36/0x1c0 [ 255.368656] 0 pages in swap cache [ 255.377222] ? graph_lock+0x170/0x170 [ 255.382391] Swap cache stats: add 0, delete 0, find 0/0 [ 255.386187] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.390226] Free swap = 0kB [ 255.393679] ? check_preemption_disabled+0x48/0x280 [ 255.397454] Total swap = 0kB [ 255.402816] ? __lock_is_held+0xb5/0x140 [ 255.408326] 1965979 pages RAM [ 255.411353] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.416349] 0 pages HighMem/MovableOnly [ 255.419372] ? check_preemption_disabled+0x48/0x280 [ 255.423408] 342306 pages reserved [ 255.426522] run_timer_softirq+0x52/0xb0 [ 255.432033] 0 pages cma reserved [ 255.436003] ? rcu_read_lock_sched_held+0x108/0x120 [ 255.441070] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 255.444452] __do_softirq+0x30c/0xb03 [ 255.448564] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 255.451866] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 255.456878] ksoftirqd/0 cpuset= [ 255.463367] ? pvclock_read_flags+0x160/0x160 [ 255.467143] / [ 255.477456] ? lapic_next_event+0x5a/0x90 [ 255.482548] mems_allowed=0 [ 255.485826] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.504587] ? check_preemption_disabled+0x48/0x280 [ 255.509606] ? check_preemption_disabled+0x48/0x280 [ 255.514632] ? kvm_clock_read+0x18/0x30 [ 255.518609] ? kvm_sched_clock_read+0x9/0x20 [ 255.523028] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 255.528576] ? check_preemption_disabled+0x48/0x280 [ 255.533611] irq_exit+0x17f/0x1c0 [ 255.537072] smp_apic_timer_interrupt+0x1cb/0x760 [ 255.541917] ? smp_reschedule_interrupt+0x109/0x650 [ 255.546939] ? smp_call_function_single_interrupt+0x650/0x650 [ 255.552832] ? interrupt_entry+0xb5/0xf0 [ 255.556903] ? trace_hardirqs_off_caller+0xbb/0x310 [ 255.561925] ? trace_hardirqs_off_caller+0xbb/0x310 [ 255.566947] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 255.571794] ? trace_hardirqs_on_caller+0x310/0x310 [ 255.576812] ? trace_hardirqs_on_caller+0x310/0x310 [ 255.581830] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.587372] ? check_preemption_disabled+0x48/0x280 [ 255.592388] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.597936] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 255.602790] apic_timer_interrupt+0xf/0x20 [ 255.607025] </IRQ> [ 255.609267] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 255.614721] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 255.633626] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 255.641342] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 255.648616] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 255.655884] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 255.663152] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 255.670421] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 255.677725] ? shrink_node_memcg+0x724/0x18e0 [ 255.682234] ? shrink_node_memcg+0x72e/0x18e0 [ 255.686748] shrink_node_memcg+0x72e/0x18e0 [ 255.691094] ? shrink_active_list+0x1c20/0x1c20 [ 255.695781] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 255.701410] ? graph_lock+0x170/0x170 [ 255.705218] ? mem_cgroup_charge_statistics+0x780/0x780 [ 255.710882] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.716437] ? print_usage_bug+0xc0/0xc0 [ 255.720535] shrink_node+0x3bc/0x16b0 [ 255.724350] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 255.729659] ? shrink_node_memcg+0x18e0/0x18e0 [ 255.734243] ? lockdep_hardirqs_on+0x421/0x5c0 [ 255.738831] ? trace_hardirqs_on+0xbd/0x310 [ 255.743158] ? vmpressure+0x271/0x340 [ 255.746966] ? do_raw_spin_unlock+0xa7/0x330 [ 255.751378] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 255.755970] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 255.761523] ? __cpuset_node_allowed+0x19b/0x660 [ 255.766287] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 255.772004] ? vmpressure+0x1a2/0x340 [ 255.775825] do_try_to_free_pages+0x3e7/0x1290 [ 255.780442] ? shrink_node+0x16b0/0x16b0 [ 255.784519] ? __lock_is_held+0xb5/0x140 [ 255.788602] try_to_free_pages+0x4d0/0xb90 [ 255.792847] ? do_try_to_free_pages+0x1290/0x1290 [ 255.797690] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.803240] ? lock_acquire+0x1ed/0x520 [ 255.807240] ? set_page_refcounted+0x280/0x280 [ 255.811833] ? lock_release+0x970/0x970 [ 255.815818] ? ___might_sleep+0x1ed/0x300 [ 255.819975] ? arch_local_save_flags+0x40/0x40 [ 255.824573] __alloc_pages_slowpath+0x9c4/0x2d70 [ 255.829362] ? warn_alloc+0x120/0x120 [ 255.833164] ? __radix_tree_lookup+0x4c0/0x4c0 [ 255.837762] ? find_get_entry+0x2f2/0xc40 [ 255.841935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.847477] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 255.852420] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 255.857965] ? should_fail+0x22d/0xd01 [ 255.861861] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 255.866965] ? __lock_is_held+0xb5/0x140 [ 255.871062] ? __lock_is_held+0xb5/0x140 [ 255.875137] ? find_held_lock+0x36/0x1c0 [ 255.879208] ? ___might_sleep+0x1ed/0x300 [ 255.883355] ? lock_release+0x970/0x970 [ 255.887332] ? arch_local_save_flags+0x40/0x40 [ 255.891930] ? __might_sleep+0x95/0x190 [ 255.895911] __alloc_pages_nodemask+0xa80/0xde0 [ 255.900594] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 255.905617] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 255.911421] ? kasan_check_read+0x11/0x20 [ 255.915574] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 255.920856] ? graph_lock+0x170/0x170 [ 255.924662] ? print_usage_bug+0xc0/0xc0 [ 255.928732] ? graph_lock+0x170/0x170 [ 255.932541] ? graph_lock+0x170/0x170 [ 255.936346] ? __do_page_cache_readahead+0x7ce/0x980 [ 255.941459] ? find_held_lock+0x36/0x1c0 [ 255.945535] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 255.951081] alloc_pages_current+0x10c/0x210 [ 255.955495] ? lock_downgrade+0x900/0x900 [ 255.959657] __page_cache_alloc+0x38f/0x5b0 [ 255.963982] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 255.969815] ? kasan_check_read+0x11/0x20 [ 255.973978] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 255.979259] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 255.983943] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 255.989503] ? check_preemption_disabled+0x48/0x280 [ 255.994558] filemap_fault+0x1594/0x25f0 [ 255.998638] ? __lock_page_or_retry+0xa00/0xa00 [ 256.003308] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 256.009108] ? kasan_check_read+0x11/0x20 [ 256.013259] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 256.018552] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 256.023661] ? rcu_bh_qs+0xc0/0xc0 [ 256.027205] ? trace_hardirqs_on+0xbd/0x310 [ 256.031540] ? kasan_check_read+0x11/0x20 [ 256.035693] ? __free_object+0x173/0x340 [ 256.039763] ? filemap_map_pages+0xdea/0x1980 [ 256.044270] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 256.049392] ? __free_object+0x173/0x340 [ 256.053476] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 256.058762] ? debug_object_free+0x325/0x690 [ 256.063177] ? find_get_pages_range_tag+0x1320/0x1320 [ 256.068374] ? graph_lock+0x170/0x170 [ 256.072191] ? kasan_check_read+0x11/0x20 [ 256.076362] ? debug_object_destroy+0x2b0/0x2b0 [ 256.081051] ? lock_acquire+0x1ed/0x520 [ 256.085046] ? ext4_filemap_fault+0x7a/0xad [ 256.089430] ? lock_release+0x970/0x970 [ 256.093406] ? arch_local_save_flags+0x40/0x40 [ 256.097998] ? futex_wait_setup+0x3e0/0x3e0 [ 256.102349] ? down_read+0xb0/0x1d0 [ 256.105978] ? ext4_filemap_fault+0x7a/0xad [ 256.110315] ? __down_interruptible+0x700/0x700 [ 256.115037] ext4_filemap_fault+0x82/0xad [ 256.119188] __do_fault+0x100/0x6b0 [ 256.122822] ? print_bad_pte+0x6c0/0x6c0 [ 256.126886] ? do_futex+0x249/0x26d0 [ 256.130598] ? finish_task_switch+0x1f4/0x910 [ 256.135116] ? _raw_spin_unlock_irq+0x27/0x80 [ 256.139623] ? pmd_val+0x88/0x100 [ 256.143074] ? add_mm_counter_fast+0xd0/0xd0 [ 256.147484] ? pmd_val+0x88/0x100 [ 256.150970] ? add_mm_counter_fast+0xd0/0xd0 [ 256.155381] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 256.160928] __handle_mm_fault+0x3709/0x53e0 [ 256.165348] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 256.170211] ? __switch_to_asm+0x34/0x70 [ 256.174274] ? graph_lock+0x170/0x170 [ 256.178109] ? print_usage_bug+0xc0/0xc0 [ 256.182170] ? __switch_to_asm+0x34/0x70 [ 256.186238] ? graph_lock+0x170/0x170 [ 256.190041] ? graph_lock+0x170/0x170 [ 256.193862] ? handle_mm_fault+0x42a/0xc70 [ 256.198100] ? lock_downgrade+0x900/0x900 [ 256.202249] ? check_preemption_disabled+0x48/0x280 [ 256.207277] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 256.213105] ? kasan_check_read+0x11/0x20 [ 256.217257] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 256.222574] ? rcu_bh_qs+0xc0/0xc0 [ 256.226150] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 256.231606] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 256.237148] ? check_preemption_disabled+0x48/0x280 [ 256.242176] handle_mm_fault+0x54f/0xc70 [ 256.246244] ? __handle_mm_fault+0x53e0/0x53e0 [ 256.250846] ? find_vma+0x34/0x190 [ 256.254399] __do_page_fault+0x67d/0xed0 [ 256.258477] ? mm_fault_error+0x380/0x380 [ 256.262639] ? trace_hardirqs_off+0xb8/0x310 [ 256.267055] ? trace_hardirqs_on+0x310/0x310 [ 256.271469] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 256.276835] ? trace_hardirqs_on+0x310/0x310 [ 256.281258] do_page_fault+0xf2/0x7e0 [ 256.285063] ? vmalloc_sync_all+0x30/0x30 [ 256.289212] ? error_entry+0x70/0xd0 [ 256.292933] ? trace_hardirqs_off_caller+0xbb/0x310 [ 256.297949] ? trace_hardirqs_on_caller+0xc0/0x310 [ 256.302882] ? syscall_return_slowpath+0x5e0/0x5e0 [ 256.307815] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 256.312662] ? trace_hardirqs_on_caller+0x310/0x310 [ 256.317683] ? trace_hardirqs_off+0x310/0x310 [ 256.322188] ? prepare_exit_to_usermode+0x291/0x3b0 [ 256.327207] ? page_fault+0x8/0x30 [ 256.330761] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 256.335611] ? page_fault+0x8/0x30 [ 256.339157] page_fault+0x1e/0x30 [ 256.342610] RIP: 0033:0x45ddf3 [ 256.345810] Code: Bad RIP value. [ 256.349175] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 256.354541] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 256.361814] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 256.369086] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 256.376354] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 256.383624] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 256.390923] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 256.391006] aoe: skb alloc failure [ 256.397763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 256.397772] Call Trace: [ 256.401361] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 256.410663] dump_stack+0x1c4/0x2b6 [ 256.413222] syz-fuzzer cpuset= [ 256.423442] ? dump_stack_print_info.cold.1+0x20/0x20 [ 256.427047] / [ 256.430243] warn_alloc.cold.119+0xb7/0x1bd [ 256.435405] mems_allowed=0 [ 256.437116] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 256.449172] ? lock_downgrade+0x900/0x900 [ 256.453334] ? trace_hardirqs_off+0xb8/0x310 [ 256.457752] ? trace_hardirqs_off+0xb8/0x310 [ 256.462172] __alloc_pages_slowpath+0x265e/0x2d70 [ 256.467072] ? warn_alloc+0x120/0x120 [ 256.470886] ? warn_alloc+0x120/0x120 [ 256.474692] ? print_usage_bug+0xc0/0xc0 [ 256.478755] ? warn_alloc+0x120/0x120 [ 256.482562] ? print_usage_bug+0xc0/0xc0 [ 256.486627] ? __lock_acquire+0x7ec/0x4ec0 [ 256.490868] ? __lock_acquire+0x7ec/0x4ec0 [ 256.495110] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.500649] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 256.506209] ? should_fail+0x22d/0xd01 [ 256.510104] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 256.515213] ? __lock_acquire+0x7ec/0x4ec0 [ 256.519454] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 256.524559] ? __lock_acquire+0x7ec/0x4ec0 [ 256.528794] ? should_fail+0x22d/0xd01 [ 256.532697] ? mark_held_locks+0x130/0x130 [ 256.536938] ? mark_held_locks+0x130/0x130 [ 256.541178] ? graph_lock+0x170/0x170 [ 256.544985] ? print_usage_bug+0xc0/0xc0 [ 256.549051] ? graph_lock+0x170/0x170 [ 256.552855] ? print_usage_bug+0xc0/0xc0 [ 256.556920] ? wq_watchdog_touch+0x9c/0xfe [ 256.561158] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.566701] ? check_preemption_disabled+0x48/0x280 [ 256.571718] ? check_preemption_disabled+0x48/0x280 [ 256.576748] ? __lock_is_held+0xb5/0x140 [ 256.580820] __alloc_pages_nodemask+0xa80/0xde0 [ 256.585497] ? graph_lock+0x170/0x170 [ 256.589319] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 256.594338] ? graph_lock+0x170/0x170 [ 256.598152] ? find_held_lock+0x36/0x1c0 [ 256.602227] ? ____cache_alloc_node+0x1c7/0x1e0 [ 256.606897] ? lock_downgrade+0x900/0x900 [ 256.611059] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.616605] cache_grow_begin+0x91/0x8c0 [ 256.620675] ? do_raw_spin_unlock+0xa7/0x330 [ 256.625095] fallback_alloc+0x203/0x2e0 [ 256.629078] ____cache_alloc_node+0x1c7/0x1e0 [ 256.633582] kmem_cache_alloc_node+0xe3/0x730 [ 256.638081] ? ipv6_get_ifaddr+0x42e/0x620 [ 256.642339] __alloc_skb+0x119/0x770 [ 256.646058] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 256.651345] ? skb_scrub_packet+0x490/0x490 [ 256.655669] ? lock_downgrade+0x900/0x900 [ 256.659827] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.665386] ? refcount_sub_and_test_checked+0x203/0x310 [ 256.670844] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 256.676299] ? addrconf_rs_timer+0x690/0x690 [ 256.680723] ndisc_alloc_skb+0x144/0x340 [ 256.684792] ndisc_send_rs+0x331/0x6e0 [ 256.688691] addrconf_rs_timer+0x314/0x690 [ 256.692933] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 256.697185] call_timer_fn+0x272/0x920 [ 256.701072] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 256.705310] ? process_timeout+0x40/0x40 [ 256.709371] ? find_held_lock+0x36/0x1c0 [ 256.713447] ? __run_timers+0x7da/0xc70 [ 256.717427] ? _raw_spin_unlock_irq+0x27/0x80 [ 256.721927] ? _raw_spin_unlock_irq+0x27/0x80 [ 256.726425] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 256.730660] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 256.735250] ? trace_hardirqs_on+0xbd/0x310 [ 256.739578] ? kasan_check_read+0x11/0x20 [ 256.743731] ? __run_timers+0x7da/0xc70 [ 256.747713] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 256.753169] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 256.757414] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 256.761652] __run_timers+0x7e5/0xc70 [ 256.765469] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 256.770835] ? _raw_spin_unlock_irq+0x27/0x80 [ 256.775337] ? _raw_spin_unlock_irq+0x27/0x80 [ 256.779836] ? lockdep_hardirqs_on+0x421/0x5c0 [ 256.784422] ? trace_hardirqs_on+0xbd/0x310 [ 256.788746] ? kasan_check_read+0x11/0x20 [ 256.792897] ? finish_task_switch+0x1f4/0x910 [ 256.797399] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 256.802851] ? compat_start_thread+0x80/0x80 [ 256.807264] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.812809] ? _raw_spin_unlock_irq+0x60/0x80 [ 256.817314] ? pvclock_read_flags+0x160/0x160 [ 256.821813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.827357] ? check_preemption_disabled+0x48/0x280 [ 256.832386] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 256.837942] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 256.843359] ? rcu_pm_notify+0xc0/0xc0 [ 256.847253] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.852792] ? check_preemption_disabled+0x48/0x280 [ 256.857824] run_timer_softirq+0x52/0xb0 [ 256.861896] ? rcu_read_lock_sched_held+0x108/0x120 [ 256.866914] __do_softirq+0x30c/0xb03 [ 256.870718] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 256.875489] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 256.880608] ? trace_hardirqs_off+0x310/0x310 [ 256.885112] ? schedule+0x108/0x460 [ 256.888753] ? trace_hardirqs_off+0xb8/0x310 [ 256.893164] ? smpboot_thread_fn+0x68b/0xa00 [ 256.897580] ? trace_hardirqs_on+0x310/0x310 [ 256.901992] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 256.907546] ? check_preemption_disabled+0x48/0x280 [ 256.912574] ? takeover_tasklets+0xa90/0xa90 [ 256.916992] run_ksoftirqd+0x94/0x100 [ 256.920798] smpboot_thread_fn+0x68b/0xa00 [ 256.925040] ? sort_range+0x30/0x30 [ 256.928673] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 256.933783] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 256.939322] ? __kthread_parkme+0xfb/0x1a0 [ 256.943566] kthread+0x35a/0x420 [ 256.946933] ? sort_range+0x30/0x30 [ 256.950563] ? kthread_bind+0x40/0x40 [ 256.954373] ret_from_fork+0x3a/0x50 [ 256.958103] warn_alloc_show_mem: 1 callbacks suppressed [ 256.958115] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 256.958117] Mem-Info: [ 256.958150] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 256.958150] active_file:12 inactive_file:13 isolated_file:0 [ 256.958150] unevictable:0 dirty:0 writeback:0 unstable:0 [ 256.958150] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 256.958150] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 256.958150] free:13778 free_pcp:148 free_cma:0 [ 256.963488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 256.970528] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 256.972925] Call Trace: [ 257.005819] Node 0 [ 257.015170] <IRQ> [ 257.042688] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 257.045253] dump_stack+0x1c4/0x2b6 [ 257.047463] lowmem_reserve[]: [ 257.049611] ? dump_stack_print_info.cold.1+0x20/0x20 [ 257.075103] 0 [ 257.078755] warn_alloc.cold.119+0xb7/0x1bd [ 257.081817] 2819 [ 257.087003] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 257.088781] 6323 [ 257.093098] ? lock_downgrade+0x900/0x900 [ 257.095136] 6323 [ 257.099975] ? trace_hardirqs_off+0xb8/0x310 [ 257.106161] ? trace_hardirqs_off+0xb8/0x310 [ 257.108199] Node 0 [ 257.112612] __alloc_pages_slowpath+0x265e/0x2d70 [ 257.117015] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 257.119245] ? warn_alloc+0x120/0x120 [ 257.124043] lowmem_reserve[]: [ 257.151295] ? pvclock_read_flags+0x160/0x160 [ 257.155072] 0 [ 257.158178] ? warn_alloc+0x120/0x120 [ 257.162647] 0 [ 257.164446] ? print_usage_bug+0xc0/0xc0 [ 257.168224] 3503 [ 257.170027] ? warn_alloc+0x120/0x120 [ 257.174056] 3503 [ 257.176124] ? kvm_clock_read+0x18/0x30 [ 257.179900] Node 0 [ 257.181961] ? print_usage_bug+0xc0/0xc0 [ 257.185939] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 257.188144] ? ktime_get+0x2e1/0x440 [ 257.192178] lowmem_reserve[]: [ 257.220282] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.223969] 0 [ 257.227075] ? check_preemption_disabled+0x48/0x280 [ 257.232581] 0 [ 257.234384] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 257.239379] 0 [ 257.241184] ? should_fail+0x22d/0xd01 [ 257.246696] 0 [ 257.248498] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 257.254162] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 257.259415] Node 0 [ 257.264516] ? __lock_acquire+0x7ec/0x4ec0 [ 257.264524] DMA: 1*4kB [ 257.266763] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 257.270972] (U) [ 257.273551] ? __lock_acquire+0x7ec/0x4ec0 [ 257.278627] 0*8kB 0*16kB [ 257.280608] ? should_fail+0x22d/0xd01 [ 257.284818] 1*32kB (U) [ 257.287586] ? print_usage_bug+0xc0/0xc0 [ 257.291447] 2*64kB [ 257.294038] ? mark_held_locks+0x130/0x130 [ 257.298071] (U) [ 257.300306] ? mark_held_locks+0x130/0x130 [ 257.304543] 1*128kB [ 257.306525] ? graph_lock+0x170/0x170 [ 257.310736] (U) [ 257.313056] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 257.316831] 1*256kB [ 257.318807] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.323796] (U) [ 257.326117] ? check_preemption_disabled+0x48/0x280 [ 257.331631] 0*512kB [ 257.333605] ? check_preemption_disabled+0x48/0x280 [ 257.338599] 1*1024kB [ 257.340922] ? __lock_is_held+0xb5/0x140 [ 257.345904] (U) 1*2048kB [ 257.348322] __alloc_pages_nodemask+0xa80/0xde0 [ 257.352349] (M) 3*4096kB [ 257.355107] ? graph_lock+0x170/0x170 [ 257.359757] (M) [ 257.362541] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 257.366319] = 15908kB [ 257.368289] ? graph_lock+0x170/0x170 [ 257.373284] Node 0 [ 257.375701] ? find_held_lock+0x36/0x1c0 [ 257.379470] DMA32: [ 257.381707] ? ____cache_alloc_node+0x1c7/0x1e0 [ 257.385741] 3*4kB [ 257.387971] ? lock_downgrade+0x900/0x900 [ 257.392702] (M) [ 257.394851] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.398972] 2*8kB [ 257.400944] cache_grow_begin+0x91/0x8c0 [ 257.406457] (UM) [ 257.408607] ? do_raw_spin_unlock+0xa7/0x330 [ 257.412646] 3*16kB [ 257.414708] fallback_alloc+0x203/0x2e0 [ 257.419088] (UM) [ 257.421325] ____cache_alloc_node+0x1c7/0x1e0 [ 257.425272] 3*32kB [ 257.427332] kmem_cache_alloc_node+0xe3/0x730 [ 257.431803] (UM) [ 257.434038] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 257.438503] 5*64kB [ 257.440569] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 257.445646] (UM) [ 257.447885] __alloc_skb+0x119/0x770 [ 257.452443] 3*128kB [ 257.454505] ? calc_wheel_index+0x220/0x220 [ 257.458208] (M) [ 257.460539] ? skb_scrub_packet+0x490/0x490 [ 257.464839] 3*256kB [ 257.466827] ? vprintk_default+0x28/0x30 [ 257.471127] (M) [ 257.473442] ? vprintk_func+0x85/0x181 [ 257.477481] 4*512kB [ 257.479456] ? printk+0xa7/0xcf [ 257.483322] (UM) [ 257.485642] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 257.488894] 3*1024kB [ 257.490964] new_skb+0x26/0x1c0 [ 257.495691] (UM) [ 257.498125] aoecmd_cfg+0x279/0x7f0 [ 257.501382] 1*2048kB [ 257.503445] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 257.507044] (M) 4*4096kB [ 257.509459] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.513754] (M) [ 257.516519] ? check_preemption_disabled+0x48/0x280 [ 257.522034] = 25196kB [ 257.524009] ? check_preemption_disabled+0x48/0x280 [ 257.528997] Node 0 [ 257.531419] ? __lock_is_held+0xb5/0x140 [ 257.536402] Normal: [ 257.538642] discover_timer+0x50/0x60 [ 257.542690] 1032*4kB [ 257.545015] call_timer_fn+0x272/0x920 [ 257.548792] (ME) [ 257.551203] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 257.555065] 425*8kB [ 257.557121] ? process_timeout+0x40/0x40 [ 257.561938] (UME) [ 257.564255] ? find_held_lock+0x36/0x1c0 [ 257.568293] 181*16kB [ 257.570441] ? mark_held_locks+0xc7/0x130 [ 257.574490] (UME) [ 257.576908] ? _raw_spin_unlock_irq+0x27/0x80 [ 257.581024] 72*32kB (UME) [ 257.583181] ? _raw_spin_unlock_irq+0x27/0x80 [ 257.587660] 20*64kB [ 257.590499] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 257.594980] (UM) [ 257.597300] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 257.602117] 0*128kB [ 257.604178] ? trace_hardirqs_on+0xbd/0x310 [ 257.608742] 0*256kB [ 257.611064] ? kasan_check_read+0x11/0x20 [ 257.615363] 0*512kB [ 257.617686] ? __run_timers+0x7da/0xc70 [ 257.621815] 0*1024kB [ 257.624144] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 257.628095] 0*2048kB [ 257.630516] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 257.635941] 0*4096kB [ 257.638345] __run_timers+0x7e5/0xc70 [ 257.643162] = 14008kB [ 257.645582] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 257.649358] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 257.651758] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 257.657102] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 257.665923] ? graph_lock+0x170/0x170 [ 257.670916] 144 total pagecache pages [ 257.679486] ? print_usage_bug+0xc0/0xc0 [ 257.683273] 0 pages in swap cache [ 257.687068] ? enqueue_hrtimer+0x1a5/0x560 [ 257.691103] Swap cache stats: add 0, delete 0, find 0/0 [ 257.691112] Free swap = 0kB [ 257.694563] ? lock_release+0x970/0x970 [ 257.698768] Total swap = 0kB [ 257.698776] 1965979 pages RAM [ 257.704135] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 257.707124] 0 pages HighMem/MovableOnly [ 257.707133] 342306 pages reserved [ 257.711264] ? find_held_lock+0x36/0x1c0 [ 257.714260] 0 pages cma reserved [ 257.717363] ? graph_lock+0x170/0x170 [ 257.722612] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 257.726517] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.730077] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 257.734013] ? check_preemption_disabled+0x48/0x280 [ 257.737357] ksoftirqd/0 cpuset= [ 257.741158] ? __lock_is_held+0xb5/0x140 [ 257.747620] / [ 257.753154] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.763447] mems_allowed=0 [ 257.768459] ? check_preemption_disabled+0x48/0x280 [ 257.790990] run_timer_softirq+0x52/0xb0 [ 257.795060] ? rcu_read_lock_sched_held+0x108/0x120 [ 257.800084] __do_softirq+0x30c/0xb03 [ 257.803906] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 257.809025] ? pvclock_read_flags+0x160/0x160 [ 257.813531] ? lapic_next_event+0x5a/0x90 [ 257.817687] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.823233] ? check_preemption_disabled+0x48/0x280 [ 257.828255] ? check_preemption_disabled+0x48/0x280 [ 257.833288] ? kvm_clock_read+0x18/0x30 [ 257.837274] ? kvm_sched_clock_read+0x9/0x20 [ 257.841697] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 257.847244] ? check_preemption_disabled+0x48/0x280 [ 257.852279] irq_exit+0x17f/0x1c0 [ 257.855740] smp_apic_timer_interrupt+0x1cb/0x760 [ 257.860597] ? smp_reschedule_interrupt+0x109/0x650 [ 257.865628] ? smp_call_function_single_interrupt+0x650/0x650 [ 257.871536] ? interrupt_entry+0xb5/0xf0 [ 257.875609] ? trace_hardirqs_off_caller+0xbb/0x310 [ 257.880626] ? trace_hardirqs_off_caller+0xbb/0x310 [ 257.885649] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 257.890494] ? trace_hardirqs_on_caller+0x310/0x310 [ 257.895526] ? trace_hardirqs_on_caller+0x310/0x310 [ 257.900548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.906091] ? check_preemption_disabled+0x48/0x280 [ 257.911106] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.916655] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 257.921519] apic_timer_interrupt+0xf/0x20 [ 257.925754] </IRQ> [ 257.928003] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 257.933461] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 257.952363] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 257.960077] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 257.967347] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 257.974616] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 257.981888] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 257.989154] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 257.996446] ? shrink_node_memcg+0x724/0x18e0 [ 258.000945] ? shrink_node_memcg+0x72e/0x18e0 [ 258.005449] shrink_node_memcg+0x72e/0x18e0 [ 258.009794] ? shrink_active_list+0x1c20/0x1c20 [ 258.014475] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 258.020112] ? graph_lock+0x170/0x170 [ 258.023915] ? mem_cgroup_charge_statistics+0x780/0x780 [ 258.029283] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.034834] ? print_usage_bug+0xc0/0xc0 [ 258.038915] shrink_node+0x3bc/0x16b0 [ 258.042722] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 258.048033] ? shrink_node_memcg+0x18e0/0x18e0 [ 258.052619] ? lockdep_hardirqs_on+0x421/0x5c0 [ 258.057206] ? trace_hardirqs_on+0xbd/0x310 [ 258.061539] ? vmpressure+0x271/0x340 [ 258.065347] ? do_raw_spin_unlock+0xa7/0x330 [ 258.069763] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 258.074354] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 258.079899] ? __cpuset_node_allowed+0x19b/0x660 [ 258.084665] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 258.090379] ? vmpressure+0x1a2/0x340 [ 258.094193] do_try_to_free_pages+0x3e7/0x1290 [ 258.098795] ? shrink_node+0x16b0/0x16b0 [ 258.102861] ? __lock_is_held+0xb5/0x140 [ 258.106940] try_to_free_pages+0x4d0/0xb90 [ 258.111182] ? do_try_to_free_pages+0x1290/0x1290 [ 258.116036] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.121590] ? lock_acquire+0x1ed/0x520 [ 258.125566] ? set_page_refcounted+0x280/0x280 [ 258.130156] ? lock_release+0x970/0x970 [ 258.134143] ? ___might_sleep+0x1ed/0x300 [ 258.138297] ? arch_local_save_flags+0x40/0x40 [ 258.142915] __alloc_pages_slowpath+0x9c4/0x2d70 [ 258.147711] ? warn_alloc+0x120/0x120 [ 258.151524] ? __radix_tree_lookup+0x4c0/0x4c0 [ 258.156124] ? find_get_entry+0x2f2/0xc40 [ 258.160283] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.165825] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 258.170761] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 258.176302] ? should_fail+0x22d/0xd01 [ 258.180198] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 258.185303] ? __lock_is_held+0xb5/0x140 [ 258.189397] ? __lock_is_held+0xb5/0x140 [ 258.193469] ? find_held_lock+0x36/0x1c0 [ 258.197541] ? ___might_sleep+0x1ed/0x300 [ 258.201691] ? lock_release+0x970/0x970 [ 258.205672] ? arch_local_save_flags+0x40/0x40 [ 258.210271] ? __might_sleep+0x95/0x190 [ 258.214255] __alloc_pages_nodemask+0xa80/0xde0 [ 258.218938] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 258.223964] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 258.229766] ? kasan_check_read+0x11/0x20 [ 258.233919] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 258.239204] ? graph_lock+0x170/0x170 [ 258.243031] ? print_usage_bug+0xc0/0xc0 [ 258.247101] ? graph_lock+0x170/0x170 [ 258.250922] ? graph_lock+0x170/0x170 [ 258.254730] ? __do_page_cache_readahead+0x7ce/0x980 [ 258.259842] ? find_held_lock+0x36/0x1c0 [ 258.263912] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 258.269455] alloc_pages_current+0x10c/0x210 [ 258.273871] ? lock_downgrade+0x900/0x900 [ 258.278031] __page_cache_alloc+0x38f/0x5b0 [ 258.282361] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 258.288160] ? kasan_check_read+0x11/0x20 [ 258.292312] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 258.297597] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 258.302273] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 258.307817] ? check_preemption_disabled+0x48/0x280 [ 258.312847] filemap_fault+0x1594/0x25f0 [ 258.316924] ? __lock_page_or_retry+0xa00/0xa00 [ 258.321612] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 258.327413] ? kasan_check_read+0x11/0x20 [ 258.331565] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 258.336848] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 258.341957] ? rcu_bh_qs+0xc0/0xc0 [ 258.345501] ? trace_hardirqs_on+0xbd/0x310 [ 258.349838] ? kasan_check_read+0x11/0x20 [ 258.353991] ? __free_object+0x173/0x340 [ 258.358069] ? filemap_map_pages+0xdea/0x1980 [ 258.362576] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 258.367687] ? __free_object+0x173/0x340 [ 258.371754] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 258.377035] ? debug_object_free+0x325/0x690 [ 258.381452] ? find_get_pages_range_tag+0x1320/0x1320 [ 258.386651] ? graph_lock+0x170/0x170 [ 258.390463] ? kasan_check_read+0x11/0x20 [ 258.394618] ? debug_object_destroy+0x2b0/0x2b0 [ 258.399322] ? lock_acquire+0x1ed/0x520 [ 258.403300] ? ext4_filemap_fault+0x7a/0xad [ 258.407630] ? lock_release+0x970/0x970 [ 258.411611] ? arch_local_save_flags+0x40/0x40 [ 258.416205] ? futex_wait_setup+0x3e0/0x3e0 [ 258.420549] ? down_read+0xb0/0x1d0 [ 258.424177] ? ext4_filemap_fault+0x7a/0xad [ 258.428500] ? __down_interruptible+0x700/0x700 [ 258.433201] ext4_filemap_fault+0x82/0xad [ 258.437362] __do_fault+0x100/0x6b0 [ 258.440997] ? print_bad_pte+0x6c0/0x6c0 [ 258.445067] ? do_futex+0x249/0x26d0 [ 258.448787] ? finish_task_switch+0x1f4/0x910 [ 258.453289] ? _raw_spin_unlock_irq+0x27/0x80 [ 258.457785] ? pmd_val+0x88/0x100 [ 258.461244] ? add_mm_counter_fast+0xd0/0xd0 [ 258.465653] ? pmd_val+0x88/0x100 [ 258.469111] ? add_mm_counter_fast+0xd0/0xd0 [ 258.473535] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 258.479082] __handle_mm_fault+0x3709/0x53e0 [ 258.483507] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 258.488379] ? __switch_to_asm+0x34/0x70 [ 258.492443] ? graph_lock+0x170/0x170 [ 258.496251] ? print_usage_bug+0xc0/0xc0 [ 258.500312] ? __switch_to_asm+0x34/0x70 [ 258.504377] ? graph_lock+0x170/0x170 [ 258.508179] ? graph_lock+0x170/0x170 [ 258.512005] ? handle_mm_fault+0x42a/0xc70 [ 258.516246] ? lock_downgrade+0x900/0x900 [ 258.520401] ? check_preemption_disabled+0x48/0x280 [ 258.525426] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 258.531225] ? kasan_check_read+0x11/0x20 [ 258.535375] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 258.540660] ? rcu_bh_qs+0xc0/0xc0 [ 258.544210] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 258.549668] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 258.555210] ? check_preemption_disabled+0x48/0x280 [ 258.560239] handle_mm_fault+0x54f/0xc70 [ 258.564309] ? __handle_mm_fault+0x53e0/0x53e0 [ 258.568896] ? find_vma+0x34/0x190 [ 258.572445] __do_page_fault+0x67d/0xed0 [ 258.576527] ? mm_fault_error+0x380/0x380 [ 258.580677] ? trace_hardirqs_off+0xb8/0x310 [ 258.585088] ? trace_hardirqs_on+0x310/0x310 [ 258.589505] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 258.594887] ? trace_hardirqs_on+0x310/0x310 [ 258.599302] do_page_fault+0xf2/0x7e0 [ 258.603107] ? vmalloc_sync_all+0x30/0x30 [ 258.607256] ? error_entry+0x70/0xd0 [ 258.610972] ? trace_hardirqs_off_caller+0xbb/0x310 [ 258.615988] ? trace_hardirqs_on_caller+0xc0/0x310 [ 258.620933] ? syscall_return_slowpath+0x5e0/0x5e0 [ 258.625880] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 258.630734] ? trace_hardirqs_on_caller+0x310/0x310 [ 258.635753] ? trace_hardirqs_off+0x310/0x310 [ 258.640263] ? prepare_exit_to_usermode+0x291/0x3b0 [ 258.645290] ? page_fault+0x8/0x30 [ 258.648841] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 258.653693] ? page_fault+0x8/0x30 [ 258.657240] page_fault+0x1e/0x30 [ 258.660694] RIP: 0033:0x45ddf3 [ 258.663896] Code: Bad RIP value. [ 258.667257] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 258.672623] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 258.679890] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 258.687159] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 258.694439] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 258.701717] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 258.709020] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 258.709089] aoe: skb alloc failure [ 258.715863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 258.715869] Call Trace: [ 258.715893] dump_stack+0x1c4/0x2b6 [ 258.715914] ? dump_stack_print_info.cold.1+0x20/0x20 [ 258.719506] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 258.728805] warn_alloc.cold.119+0xb7/0x1bd [ 258.731359] syz-fuzzer cpuset= [ 258.734983] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 258.740154] / [ 258.750403] ? lock_downgrade+0x900/0x900 [ 258.754706] mems_allowed=0 [ 258.757913] ? trace_hardirqs_off+0xb8/0x310 [ 258.776043] ? trace_hardirqs_off+0xb8/0x310 [ 258.780470] __alloc_pages_slowpath+0x265e/0x2d70 [ 258.785347] ? warn_alloc+0x120/0x120 [ 258.789161] ? warn_alloc+0x120/0x120 [ 258.792966] ? print_usage_bug+0xc0/0xc0 [ 258.797031] ? warn_alloc+0x120/0x120 [ 258.800836] ? print_usage_bug+0xc0/0xc0 [ 258.804899] ? warn_alloc+0x120/0x120 [ 258.808710] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 258.814255] ? should_fail+0x22d/0xd01 [ 258.818146] ? __lock_acquire+0x7ec/0x4ec0 [ 258.822388] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 258.827491] ? __lock_acquire+0x7ec/0x4ec0 [ 258.831745] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 258.836851] ? __lock_acquire+0x7ec/0x4ec0 [ 258.841087] ? should_fail+0x22d/0xd01 [ 258.844991] ? mark_held_locks+0x130/0x130 [ 258.849236] ? mark_held_locks+0x130/0x130 [ 258.853480] ? mark_held_locks+0x130/0x130 [ 258.857730] ? graph_lock+0x170/0x170 [ 258.861543] ? print_usage_bug+0xc0/0xc0 [ 258.865605] ? mark_held_locks+0x130/0x130 [ 258.869847] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.875388] ? check_preemption_disabled+0x48/0x280 [ 258.880406] ? check_preemption_disabled+0x48/0x280 [ 258.885435] ? __lock_is_held+0xb5/0x140 [ 258.889516] __alloc_pages_nodemask+0xa80/0xde0 [ 258.894199] ? graph_lock+0x170/0x170 [ 258.898008] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 258.903026] ? graph_lock+0x170/0x170 [ 258.906844] ? find_held_lock+0x36/0x1c0 [ 258.910918] ? ____cache_alloc_node+0x1c7/0x1e0 [ 258.915592] ? lock_downgrade+0x900/0x900 [ 258.919749] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.925296] cache_grow_begin+0x91/0x8c0 [ 258.929362] ? do_raw_spin_unlock+0xa7/0x330 [ 258.933787] fallback_alloc+0x203/0x2e0 [ 258.937774] ____cache_alloc_node+0x1c7/0x1e0 [ 258.942277] kmem_cache_alloc_node+0xe3/0x730 [ 258.946777] ? ipv6_get_ifaddr+0x42e/0x620 [ 258.951025] __alloc_skb+0x119/0x770 [ 258.954747] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 258.960031] ? skb_scrub_packet+0x490/0x490 [ 258.964360] ? lock_downgrade+0x900/0x900 [ 258.968534] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.974076] ? refcount_sub_and_test_checked+0x203/0x310 [ 258.979549] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 258.985035] ? addrconf_rs_timer+0x690/0x690 [ 258.989487] ndisc_alloc_skb+0x144/0x340 [ 258.993574] ndisc_send_rs+0x331/0x6e0 [ 258.997469] addrconf_rs_timer+0x314/0x690 [ 259.001712] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 259.005964] call_timer_fn+0x272/0x920 [ 259.009855] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 259.014094] ? process_timeout+0x40/0x40 [ 259.018160] ? find_held_lock+0x36/0x1c0 [ 259.022235] ? __run_timers+0x7da/0xc70 [ 259.026220] ? _raw_spin_unlock_irq+0x27/0x80 [ 259.030722] ? _raw_spin_unlock_irq+0x27/0x80 [ 259.035216] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 259.039452] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 259.044040] ? trace_hardirqs_on+0xbd/0x310 [ 259.048370] ? kasan_check_read+0x11/0x20 [ 259.052535] ? __run_timers+0x7da/0xc70 [ 259.056531] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 259.061993] ? tcp_compressed_ack_kick+0x220/0x220 [ 259.066931] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 259.071176] __run_timers+0x7e5/0xc70 [ 259.074998] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 259.080368] ? _raw_spin_unlock_irq+0x27/0x80 [ 259.084867] ? _raw_spin_unlock_irq+0x27/0x80 [ 259.089370] ? lockdep_hardirqs_on+0x421/0x5c0 [ 259.093962] ? trace_hardirqs_on+0xbd/0x310 [ 259.098287] ? kasan_check_read+0x11/0x20 [ 259.102439] ? finish_task_switch+0x1f4/0x910 [ 259.106936] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 259.112391] ? compat_start_thread+0x80/0x80 [ 259.116809] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.122356] ? _raw_spin_unlock_irq+0x60/0x80 [ 259.126863] ? pvclock_read_flags+0x160/0x160 [ 259.131361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.136902] ? check_preemption_disabled+0x48/0x280 [ 259.141932] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 259.147473] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 259.152756] ? rcu_pm_notify+0xc0/0xc0 [ 259.156650] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.162190] ? check_preemption_disabled+0x48/0x280 [ 259.167221] run_timer_softirq+0x52/0xb0 [ 259.171285] ? rcu_read_lock_sched_held+0x108/0x120 [ 259.176306] __do_softirq+0x30c/0xb03 [ 259.180109] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 259.184878] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 259.189986] ? trace_hardirqs_off+0x310/0x310 [ 259.194492] ? schedule+0x108/0x460 [ 259.198143] ? trace_hardirqs_off+0xb8/0x310 [ 259.202562] ? smpboot_thread_fn+0x68b/0xa00 [ 259.206973] ? trace_hardirqs_on+0x310/0x310 [ 259.211385] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 259.216930] ? check_preemption_disabled+0x48/0x280 [ 259.221954] ? takeover_tasklets+0xa90/0xa90 [ 259.226372] run_ksoftirqd+0x94/0x100 [ 259.230177] smpboot_thread_fn+0x68b/0xa00 [ 259.234422] ? sort_range+0x30/0x30 [ 259.238076] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 259.243183] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 259.248726] ? __kthread_parkme+0xfb/0x1a0 [ 259.252970] kthread+0x35a/0x420 [ 259.256338] ? sort_range+0x30/0x30 [ 259.259969] ? kthread_bind+0x40/0x40 [ 259.263781] ret_from_fork+0x3a/0x50 [ 259.267527] warn_alloc_show_mem: 1 callbacks suppressed [ 259.267540] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 259.267542] Mem-Info: [ 259.267575] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 259.267575] active_file:12 inactive_file:13 isolated_file:0 [ 259.267575] unevictable:0 dirty:0 writeback:0 unstable:0 [ 259.267575] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 259.267575] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 259.267575] free:13778 free_pcp:148 free_cma:0 [ 259.272916] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 259.279934] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 259.282332] Call Trace: [ 259.315208] Node 0 [ 259.324563] <IRQ> [ 259.352072] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 259.354635] dump_stack+0x1c4/0x2b6 [ 259.356839] lowmem_reserve[]: [ 259.358985] ? dump_stack_print_info.cold.1+0x20/0x20 [ 259.384476] 0 2819 [ 259.388132] warn_alloc.cold.119+0xb7/0x1bd [ 259.391199] 6323 [ 259.396385] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 259.398600] 6323 [ 259.402917] ? lock_downgrade+0x900/0x900 [ 259.409794] ? trace_hardirqs_off+0xb8/0x310 [ 259.411830] Node 0 [ 259.415974] ? trace_hardirqs_off+0xb8/0x310 [ 259.420381] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 259.422594] __alloc_pages_slowpath+0x265e/0x2d70 [ 259.426966] lowmem_reserve[]: 0 [ 259.454265] ? warn_alloc+0x120/0x120 [ 259.459063] 0 [ 259.462347] ? pvclock_read_flags+0x160/0x160 [ 259.466125] 3503 [ 259.467925] ? warn_alloc+0x120/0x120 [ 259.472399] 3503 [ 259.474461] ? print_usage_bug+0xc0/0xc0 [ 259.480296] ? warn_alloc+0x120/0x120 [ 259.484337] Node 0 [ 259.488128] ? kvm_clock_read+0x18/0x30 [ 259.488164] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 259.490371] ? print_usage_bug+0xc0/0xc0 [ 259.494324] lowmem_reserve[]: [ 259.522422] ? ktime_get+0x2e1/0x440 [ 259.522440] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.526483] 0 [ 259.529586] ? check_preemption_disabled+0x48/0x280 [ 259.533270] 0 [ 259.538800] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 259.540579] 0 [ 259.545591] ? should_fail+0x22d/0xd01 [ 259.547367] 0 [ 259.552903] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 259.558560] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 259.560343] Node 0 [ 259.565616] ? __lock_acquire+0x7ec/0x4ec0 [ 259.570698] DMA: [ 259.572932] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 259.577146] 1*4kB [ 259.579202] ? __lock_acquire+0x7ec/0x4ec0 [ 259.584280] (U) [ 259.586425] ? should_fail+0x22d/0xd01 [ 259.590641] 0*8kB [ 259.592613] ? print_usage_bug+0xc0/0xc0 [ 259.596479] 0*16kB [ 259.598625] ? mark_held_locks+0x130/0x130 [ 259.602665] 1*32kB [ 259.604894] ? mark_held_locks+0x130/0x130 [ 259.609104] (U) [ 259.611339] ? graph_lock+0x170/0x170 [ 259.615550] 2*64kB [ 259.617530] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 259.621313] (U) [ 259.623548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.628547] 1*128kB [ 259.630532] ? check_preemption_disabled+0x48/0x280 [ 259.636045] (U) [ 259.638363] ? check_preemption_disabled+0x48/0x280 [ 259.643356] 1*256kB [ 259.645330] ? __lock_is_held+0xb5/0x140 [ 259.650317] (U) [ 259.652640] __alloc_pages_nodemask+0xa80/0xde0 [ 259.656675] 0*512kB [ 259.658644] ? graph_lock+0x170/0x170 [ 259.663289] 1*1024kB [ 259.665611] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 259.669386] (U) [ 259.671790] ? graph_lock+0x170/0x170 [ 259.676782] 1*2048kB [ 259.678764] ? find_held_lock+0x36/0x1c0 [ 259.682542] (M) [ 259.684956] ? ____cache_alloc_node+0x1c7/0x1e0 [ 259.688983] 3*4096kB [ 259.690957] ? lock_downgrade+0x900/0x900 [ 259.695602] (M) [ 259.698015] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.702138] = 15908kB [ 259.704109] cache_grow_begin+0x91/0x8c0 [ 259.710134] Node 0 [ 259.712548] ? do_raw_spin_unlock+0xa7/0x330 [ 259.716587] DMA32: [ 259.718828] fallback_alloc+0x203/0x2e0 [ 259.723208] 3*4kB [ 259.725445] ____cache_alloc_node+0x1c7/0x1e0 [ 259.729392] (M) [ 259.731548] kmem_cache_alloc_node+0xe3/0x730 [ 259.736022] 2*8kB [ 259.738006] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 259.742472] (UM) [ 259.744619] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 259.749701] 3*16kB [ 259.751762] __alloc_skb+0x119/0x770 [ 259.756315] (UM) [ 259.758554] ? calc_wheel_index+0x220/0x220 [ 259.762247] 3*32kB [ 259.764309] ? skb_scrub_packet+0x490/0x490 [ 259.768610] (UM) [ 259.770847] ? vprintk_default+0x28/0x30 [ 259.775139] 5*64kB [ 259.777194] ? vprintk_func+0x85/0x181 [ 259.781230] (UM) [ 259.783466] ? printk+0xa7/0xcf [ 259.787335] 3*128kB [ 259.789392] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 259.792650] (M) [ 259.794983] new_skb+0x26/0x1c0 [ 259.799711] 3*256kB [ 259.801685] aoecmd_cfg+0x279/0x7f0 [ 259.804939] (M) [ 259.807262] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 259.810865] 4*512kB [ 259.812842] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.817137] (UM) [ 259.819475] ? check_preemption_disabled+0x48/0x280 [ 259.824984] 3*1024kB [ 259.827050] ? check_preemption_disabled+0x48/0x280 [ 259.832033] (UM) 1*2048kB [ 259.834458] ? __lock_is_held+0xb5/0x140 [ 259.839441] (M) 4*4096kB [ 259.842312] discover_timer+0x50/0x60 [ 259.846331] (M) = 25196kB [ 259.849096] call_timer_fn+0x272/0x920 [ 259.852875] Node 0 [ 259.855630] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 259.859490] Normal: [ 259.861729] ? process_timeout+0x40/0x40 [ 259.866552] 1032*4kB [ 259.868869] ? find_held_lock+0x36/0x1c0 [ 259.872899] (ME) 425*8kB [ 259.875317] ? mark_held_locks+0xc7/0x130 [ 259.879353] (UME) [ 259.882109] ? _raw_spin_unlock_irq+0x27/0x80 [ 259.886235] 181*16kB [ 259.888383] ? _raw_spin_unlock_irq+0x27/0x80 [ 259.892854] (UME) 72*32kB [ 259.895274] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 259.899752] (UME) [ 259.902592] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 259.907405] 20*64kB (UM) [ 259.909562] ? trace_hardirqs_on+0xbd/0x310 [ 259.914118] 0*128kB [ 259.916873] ? kasan_check_read+0x11/0x20 [ 259.921166] 0*256kB [ 259.923483] ? __run_timers+0x7da/0xc70 [ 259.927609] 0*512kB [ 259.929927] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 259.933876] 0*1024kB [ 259.936205] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 259.941624] 0*2048kB [ 259.944036] __run_timers+0x7e5/0xc70 [ 259.948849] 0*4096kB [ 259.951263] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 259.955044] = 14008kB [ 259.957456] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 259.962804] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 259.965205] ? graph_lock+0x170/0x170 [ 259.970208] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 259.979036] ? print_usage_bug+0xc0/0xc0 [ 259.982814] 144 total pagecache pages [ 259.991379] ? enqueue_hrtimer+0x1a5/0x560 [ 259.995427] 0 pages in swap cache [ 259.999215] ? lock_release+0x970/0x970 [ 260.003432] Swap cache stats: add 0, delete 0, find 0/0 [ 260.006879] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 260.011425] Free swap = 0kB [ 260.016785] ? find_held_lock+0x36/0x1c0 [ 260.021950] Total swap = 0kB [ 260.024966] ? graph_lock+0x170/0x170 [ 260.029005] 1965979 pages RAM [ 260.032033] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.035803] 0 pages HighMem/MovableOnly [ 260.038910] ? check_preemption_disabled+0x48/0x280 [ 260.044419] 342306 pages reserved [ 260.048391] ? __lock_is_held+0xb5/0x140 [ 260.053396] 0 pages cma reserved [ 260.056847] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.060955] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 260.064245] ? check_preemption_disabled+0x48/0x280 [ 260.069847] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 260.076253] run_timer_softirq+0x52/0xb0 [ 260.081246] ksoftirqd/0 cpuset= [ 260.091558] ? rcu_read_lock_sched_held+0x108/0x120 [ 260.095593] / [ 260.098869] __do_softirq+0x30c/0xb03 [ 260.103865] mems_allowed=0 [ 260.105583] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 260.117376] ? pvclock_read_flags+0x160/0x160 [ 260.121876] ? lapic_next_event+0x5a/0x90 [ 260.126034] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.131576] ? check_preemption_disabled+0x48/0x280 [ 260.136595] ? check_preemption_disabled+0x48/0x280 [ 260.141622] ? kvm_clock_read+0x18/0x30 [ 260.145600] ? kvm_sched_clock_read+0x9/0x20 [ 260.150015] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.155564] ? check_preemption_disabled+0x48/0x280 [ 260.160598] irq_exit+0x17f/0x1c0 [ 260.164061] smp_apic_timer_interrupt+0x1cb/0x760 [ 260.168902] ? smp_reschedule_interrupt+0x109/0x650 [ 260.173925] ? smp_call_function_single_interrupt+0x650/0x650 [ 260.179817] ? interrupt_entry+0xb5/0xf0 [ 260.183881] ? trace_hardirqs_off_caller+0xbb/0x310 [ 260.188896] ? trace_hardirqs_off_caller+0xbb/0x310 [ 260.193919] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 260.198767] ? trace_hardirqs_on_caller+0x310/0x310 [ 260.203786] ? trace_hardirqs_on_caller+0x310/0x310 [ 260.208810] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.214356] ? check_preemption_disabled+0x48/0x280 [ 260.219376] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.224923] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 260.229776] apic_timer_interrupt+0xf/0x20 [ 260.234007] </IRQ> [ 260.236258] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 260.241713] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 260.260627] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 260.268347] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 260.275622] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 260.282893] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 260.290167] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 260.297436] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 260.304735] ? shrink_node_memcg+0x724/0x18e0 [ 260.309237] ? shrink_node_memcg+0x72e/0x18e0 [ 260.313744] shrink_node_memcg+0x72e/0x18e0 [ 260.318093] ? shrink_active_list+0x1c20/0x1c20 [ 260.322784] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 260.328414] ? graph_lock+0x170/0x170 [ 260.332226] ? mem_cgroup_charge_statistics+0x780/0x780 [ 260.337599] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.343150] ? print_usage_bug+0xc0/0xc0 [ 260.347326] shrink_node+0x3bc/0x16b0 [ 260.351135] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 260.356443] ? shrink_node_memcg+0x18e0/0x18e0 [ 260.361036] ? lockdep_hardirqs_on+0x421/0x5c0 [ 260.365627] ? trace_hardirqs_on+0xbd/0x310 [ 260.369953] ? vmpressure+0x271/0x340 [ 260.373765] ? do_raw_spin_unlock+0xa7/0x330 [ 260.378177] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 260.382771] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 260.388315] ? __cpuset_node_allowed+0x19b/0x660 [ 260.393079] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 260.398799] ? vmpressure+0x1a2/0x340 [ 260.402614] do_try_to_free_pages+0x3e7/0x1290 [ 260.407218] ? shrink_node+0x16b0/0x16b0 [ 260.411294] ? __lock_is_held+0xb5/0x140 [ 260.415376] try_to_free_pages+0x4d0/0xb90 [ 260.419621] ? do_try_to_free_pages+0x1290/0x1290 [ 260.424466] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.430026] ? lock_acquire+0x1ed/0x520 [ 260.434002] ? set_page_refcounted+0x280/0x280 [ 260.438599] ? lock_release+0x970/0x970 [ 260.442582] ? ___might_sleep+0x1ed/0x300 [ 260.446736] ? arch_local_save_flags+0x40/0x40 [ 260.451336] __alloc_pages_slowpath+0x9c4/0x2d70 [ 260.456129] ? warn_alloc+0x120/0x120 [ 260.459934] ? __radix_tree_lookup+0x4c0/0x4c0 [ 260.464540] ? find_get_entry+0x2f2/0xc40 [ 260.468706] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.474247] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 260.479184] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.484725] ? should_fail+0x22d/0xd01 [ 260.488620] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 260.493733] ? __lock_is_held+0xb5/0x140 [ 260.497823] ? __lock_is_held+0xb5/0x140 [ 260.501899] ? find_held_lock+0x36/0x1c0 [ 260.505973] ? ___might_sleep+0x1ed/0x300 [ 260.510123] ? lock_release+0x970/0x970 [ 260.514112] ? arch_local_save_flags+0x40/0x40 [ 260.518718] ? __might_sleep+0x95/0x190 [ 260.522706] __alloc_pages_nodemask+0xa80/0xde0 [ 260.527392] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 260.532419] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 260.538231] ? kasan_check_read+0x11/0x20 [ 260.542397] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 260.547692] ? graph_lock+0x170/0x170 [ 260.551503] ? print_usage_bug+0xc0/0xc0 [ 260.555582] ? graph_lock+0x170/0x170 [ 260.559385] ? graph_lock+0x170/0x170 [ 260.563198] ? __do_page_cache_readahead+0x7ce/0x980 [ 260.568314] ? find_held_lock+0x36/0x1c0 [ 260.572386] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 260.577945] alloc_pages_current+0x10c/0x210 [ 260.582357] ? lock_downgrade+0x900/0x900 [ 260.586523] __page_cache_alloc+0x38f/0x5b0 [ 260.590853] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 260.596653] ? kasan_check_read+0x11/0x20 [ 260.600808] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 260.606092] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 260.610768] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.616312] ? check_preemption_disabled+0x48/0x280 [ 260.621395] filemap_fault+0x1594/0x25f0 [ 260.625499] ? __lock_page_or_retry+0xa00/0xa00 [ 260.630189] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 260.635993] ? kasan_check_read+0x11/0x20 [ 260.640150] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 260.645438] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 260.650569] ? rcu_bh_qs+0xc0/0xc0 [ 260.654122] ? trace_hardirqs_on+0xbd/0x310 [ 260.658454] ? kasan_check_read+0x11/0x20 [ 260.662609] ? __free_object+0x173/0x340 [ 260.666684] ? filemap_map_pages+0xdea/0x1980 [ 260.671204] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 260.676316] ? __free_object+0x173/0x340 [ 260.680391] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 260.685672] ? debug_object_free+0x325/0x690 [ 260.690090] ? find_get_pages_range_tag+0x1320/0x1320 [ 260.695291] ? graph_lock+0x170/0x170 [ 260.699104] ? kasan_check_read+0x11/0x20 [ 260.703261] ? debug_object_destroy+0x2b0/0x2b0 [ 260.707943] ? lock_acquire+0x1ed/0x520 [ 260.711920] ? ext4_filemap_fault+0x7a/0xad [ 260.716252] ? lock_release+0x970/0x970 [ 260.720229] ? arch_local_save_flags+0x40/0x40 [ 260.724818] ? futex_wait_setup+0x3e0/0x3e0 [ 260.729160] ? down_read+0xb0/0x1d0 [ 260.732787] ? ext4_filemap_fault+0x7a/0xad [ 260.737112] ? __down_interruptible+0x700/0x700 [ 260.741807] ext4_filemap_fault+0x82/0xad [ 260.745961] __do_fault+0x100/0x6b0 [ 260.749597] ? print_bad_pte+0x6c0/0x6c0 [ 260.753664] ? do_futex+0x249/0x26d0 [ 260.757386] ? finish_task_switch+0x1f4/0x910 [ 260.761890] ? _raw_spin_unlock_irq+0x27/0x80 [ 260.766391] ? pmd_val+0x88/0x100 [ 260.769846] ? add_mm_counter_fast+0xd0/0xd0 [ 260.774257] ? pmd_val+0x88/0x100 [ 260.777718] ? add_mm_counter_fast+0xd0/0xd0 [ 260.782135] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.787681] __handle_mm_fault+0x3709/0x53e0 [ 260.792105] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 260.796953] ? __switch_to_asm+0x34/0x70 [ 260.801025] ? graph_lock+0x170/0x170 [ 260.804833] ? print_usage_bug+0xc0/0xc0 [ 260.808897] ? __switch_to_asm+0x34/0x70 [ 260.812966] ? graph_lock+0x170/0x170 [ 260.816768] ? graph_lock+0x170/0x170 [ 260.820595] ? handle_mm_fault+0x42a/0xc70 [ 260.824838] ? lock_downgrade+0x900/0x900 [ 260.828992] ? check_preemption_disabled+0x48/0x280 [ 260.834031] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 260.840360] ? kasan_check_read+0x11/0x20 [ 260.844528] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 260.849810] ? rcu_bh_qs+0xc0/0xc0 [ 260.853354] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 260.858808] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.864353] ? check_preemption_disabled+0x48/0x280 [ 260.869381] handle_mm_fault+0x54f/0xc70 [ 260.873453] ? __handle_mm_fault+0x53e0/0x53e0 [ 260.878049] ? find_vma+0x34/0x190 [ 260.881604] __do_page_fault+0x67d/0xed0 [ 260.885676] ? mm_fault_error+0x380/0x380 [ 260.889824] ? trace_hardirqs_off+0xb8/0x310 [ 260.894232] ? trace_hardirqs_on+0x310/0x310 [ 260.898648] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 260.904016] ? trace_hardirqs_on+0x310/0x310 [ 260.908436] do_page_fault+0xf2/0x7e0 [ 260.912240] ? vmalloc_sync_all+0x30/0x30 [ 260.916400] ? error_entry+0x70/0xd0 [ 260.920116] ? trace_hardirqs_off_caller+0xbb/0x310 [ 260.925133] ? trace_hardirqs_on_caller+0xc0/0x310 [ 260.930069] ? syscall_return_slowpath+0x5e0/0x5e0 [ 260.935001] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 260.939848] ? trace_hardirqs_on_caller+0x310/0x310 [ 260.944868] ? trace_hardirqs_off+0x310/0x310 [ 260.949374] ? prepare_exit_to_usermode+0x291/0x3b0 [ 260.954391] ? page_fault+0x8/0x30 [ 260.957935] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 260.962781] ? page_fault+0x8/0x30 [ 260.966334] page_fault+0x1e/0x30 [ 260.969787] RIP: 0033:0x45ddf3 [ 260.972990] Code: Bad RIP value. [ 260.976357] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 260.981747] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 260.989037] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 260.996311] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 261.003583] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 261.010866] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 261.018167] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 261.018232] aoe: skb alloc failure [ 261.025009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 261.025015] Call Trace: [ 261.025038] dump_stack+0x1c4/0x2b6 [ 261.025057] ? dump_stack_print_info.cold.1+0x20/0x20 [ 261.025085] warn_alloc.cold.119+0xb7/0x1bd [ 261.028630] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 261.037957] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 261.040532] syz-fuzzer cpuset= [ 261.044157] ? lock_downgrade+0x900/0x900 [ 261.049325] / [ 261.053647] ? trace_hardirqs_off+0xb8/0x310 [ 261.063849] mems_allowed=0 [ 261.068685] ? trace_hardirqs_off+0xb8/0x310 [ 261.089414] __alloc_pages_slowpath+0x265e/0x2d70 [ 261.094290] ? warn_alloc+0x120/0x120 [ 261.098098] ? warn_alloc+0x120/0x120 [ 261.101908] ? print_usage_bug+0xc0/0xc0 [ 261.105972] ? warn_alloc+0x120/0x120 [ 261.109779] ? print_usage_bug+0xc0/0xc0 [ 261.113848] ? __lock_acquire+0x7ec/0x4ec0 [ 261.118085] ? __lock_acquire+0x7ec/0x4ec0 [ 261.122321] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.127859] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 261.133397] ? should_fail+0x22d/0xd01 [ 261.137293] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 261.142397] ? __lock_acquire+0x7ec/0x4ec0 [ 261.146642] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 261.151746] ? __lock_acquire+0x7ec/0x4ec0 [ 261.155980] ? should_fail+0x22d/0xd01 [ 261.159885] ? mark_held_locks+0x130/0x130 [ 261.164131] ? mark_held_locks+0x130/0x130 [ 261.168375] ? mark_held_locks+0xc7/0x130 [ 261.172535] ? print_usage_bug+0xc0/0xc0 [ 261.176601] ? graph_lock+0x170/0x170 [ 261.180404] ? print_usage_bug+0xc0/0xc0 [ 261.184473] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.190017] ? check_preemption_disabled+0x48/0x280 [ 261.195036] ? check_preemption_disabled+0x48/0x280 [ 261.200072] ? __lock_is_held+0xb5/0x140 [ 261.204145] __alloc_pages_nodemask+0xa80/0xde0 [ 261.208827] ? graph_lock+0x170/0x170 [ 261.212642] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 261.217659] ? graph_lock+0x170/0x170 [ 261.221475] ? find_held_lock+0x36/0x1c0 [ 261.225559] ? ____cache_alloc_node+0x1c7/0x1e0 [ 261.230231] ? lock_downgrade+0x900/0x900 [ 261.234409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.239973] cache_grow_begin+0x91/0x8c0 [ 261.244039] ? do_raw_spin_unlock+0xa7/0x330 [ 261.248459] fallback_alloc+0x203/0x2e0 [ 261.252442] ____cache_alloc_node+0x1c7/0x1e0 [ 261.256944] kmem_cache_alloc_node+0xe3/0x730 [ 261.261444] ? ipv6_get_ifaddr+0x42e/0x620 [ 261.265693] __alloc_skb+0x119/0x770 [ 261.269411] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 261.274698] ? skb_scrub_packet+0x490/0x490 [ 261.279021] ? lock_downgrade+0x900/0x900 [ 261.283179] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.288722] ? refcount_sub_and_test_checked+0x203/0x310 [ 261.294180] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 261.299638] ? addrconf_rs_timer+0x690/0x690 [ 261.304062] ndisc_alloc_skb+0x144/0x340 [ 261.308131] ndisc_send_rs+0x331/0x6e0 [ 261.312025] addrconf_rs_timer+0x314/0x690 [ 261.316267] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.320534] call_timer_fn+0x272/0x920 [ 261.324423] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.328664] ? process_timeout+0x40/0x40 [ 261.332728] ? find_held_lock+0x36/0x1c0 [ 261.336804] ? __run_timers+0x7da/0xc70 [ 261.340788] ? _raw_spin_unlock_irq+0x27/0x80 [ 261.345287] ? _raw_spin_unlock_irq+0x27/0x80 [ 261.349786] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.354024] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 261.358612] ? trace_hardirqs_on+0xbd/0x310 [ 261.362942] ? kasan_check_read+0x11/0x20 [ 261.367094] ? __run_timers+0x7da/0xc70 [ 261.371070] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 261.376543] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.380786] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.385023] __run_timers+0x7e5/0xc70 [ 261.388840] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 261.394212] ? _raw_spin_unlock_irq+0x27/0x80 [ 261.398712] ? _raw_spin_unlock_irq+0x27/0x80 [ 261.403213] ? lockdep_hardirqs_on+0x421/0x5c0 [ 261.407803] ? trace_hardirqs_on+0xbd/0x310 [ 261.412128] ? kasan_check_read+0x11/0x20 [ 261.416279] ? finish_task_switch+0x1f4/0x910 [ 261.420781] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 261.426237] ? compat_start_thread+0x80/0x80 [ 261.430651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.436197] ? _raw_spin_unlock_irq+0x60/0x80 [ 261.440707] ? pvclock_read_flags+0x160/0x160 [ 261.445207] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.450749] ? check_preemption_disabled+0x48/0x280 [ 261.455783] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 261.461325] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 261.466612] ? rcu_pm_notify+0xc0/0xc0 [ 261.470509] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.476069] ? check_preemption_disabled+0x48/0x280 [ 261.481098] run_timer_softirq+0x52/0xb0 [ 261.485161] ? rcu_read_lock_sched_held+0x108/0x120 [ 261.490181] __do_softirq+0x30c/0xb03 [ 261.493987] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 261.498760] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 261.503865] ? trace_hardirqs_off+0x310/0x310 [ 261.508369] ? schedule+0x108/0x460 [ 261.512012] ? trace_hardirqs_off+0xb8/0x310 [ 261.516426] ? smpboot_thread_fn+0x68b/0xa00 [ 261.520841] ? trace_hardirqs_on+0x310/0x310 [ 261.525257] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 261.530798] ? check_preemption_disabled+0x48/0x280 [ 261.535822] ? takeover_tasklets+0xa90/0xa90 [ 261.540234] run_ksoftirqd+0x94/0x100 [ 261.544037] smpboot_thread_fn+0x68b/0xa00 [ 261.548281] ? sort_range+0x30/0x30 [ 261.551918] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 261.557023] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 261.562571] ? __kthread_parkme+0xfb/0x1a0 [ 261.566814] kthread+0x35a/0x420 [ 261.570186] ? sort_range+0x30/0x30 [ 261.573815] ? kthread_bind+0x40/0x40 [ 261.577624] ret_from_fork+0x3a/0x50 [ 261.581358] warn_alloc_show_mem: 1 callbacks suppressed [ 261.581370] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 261.581372] Mem-Info: [ 261.581405] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 261.581405] active_file:12 inactive_file:13 isolated_file:0 [ 261.581405] unevictable:0 dirty:0 writeback:0 unstable:0 [ 261.581405] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 261.581405] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 261.581405] free:13778 free_pcp:148 free_cma:0 [ 261.586751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 261.593771] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 261.596169] Call Trace: [ 261.629042] Node 0 [ 261.638393] <IRQ> [ 261.665915] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 261.668481] dump_stack+0x1c4/0x2b6 [ 261.670693] lowmem_reserve[]: [ 261.672845] ? dump_stack_print_info.cold.1+0x20/0x20 [ 261.698329] 0 2819 [ 261.701990] warn_alloc.cold.119+0xb7/0x1bd [ 261.705061] 6323 [ 261.710496] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 261.712708] 6323 [ 261.717040] ? lock_downgrade+0x900/0x900 [ 261.723922] ? trace_hardirqs_off+0xb8/0x310 [ 261.725955] Node 0 [ 261.730108] ? trace_hardirqs_off+0xb8/0x310 [ 261.734520] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 261.736725] __alloc_pages_slowpath+0x265e/0x2d70 [ 261.741099] lowmem_reserve[]: [ 261.768367] ? warn_alloc+0x120/0x120 [ 261.773168] 0 [ 261.776293] ? warn_alloc+0x120/0x120 [ 261.780074] 0 [ 261.781887] ? print_usage_bug+0xc0/0xc0 [ 261.785663] 3503 [ 261.787475] ? warn_alloc+0x120/0x120 [ 261.791538] 3503 [ 261.793613] ? print_usage_bug+0xc0/0xc0 [ 261.799447] ? mark_held_locks+0x130/0x130 [ 261.803486] Node 0 [ 261.807713] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 261.807745] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 261.807752] lowmem_reserve[]: [ 261.809990] ? should_fail+0x22d/0xd01 [ 261.815496] 0 0 [ 261.843643] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 261.846729] 0 [ 261.850616] ? __lock_acquire+0x7ec/0x4ec0 [ 261.852564] 0 [ 261.857666] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 261.863670] ? __lock_acquire+0x7ec/0x4ec0 [ 261.863686] ? should_fail+0x22d/0xd01 [ 261.865473] Node 0 [ 261.870581] ? mark_held_locks+0x130/0x130 [ 261.874787] DMA: [ 261.878675] ? mark_held_locks+0x130/0x130 [ 261.880891] 1*4kB [ 261.885124] ? lock_downgrade+0x900/0x900 [ 261.887168] (U) [ 261.891396] ? graph_lock+0x170/0x170 [ 261.893530] 0*8kB [ 261.897693] ? graph_lock+0x170/0x170 [ 261.899652] 0*16kB [ 261.903444] ? graph_lock+0x170/0x170 [ 261.905574] 1*32kB [ 261.909367] ? print_usage_bug+0xc0/0xc0 [ 261.911592] (U) [ 261.915389] ? do_raw_spin_unlock+0xa7/0x330 [ 261.917604] 2*64kB [ 261.921664] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.923615] (U) [ 261.928021] ? check_preemption_disabled+0x48/0x280 [ 261.930245] 1*128kB [ 261.935782] ? check_preemption_disabled+0x48/0x280 [ 261.937737] (U) [ 261.942756] ? __lock_is_held+0xb5/0x140 [ 261.945051] 1*256kB [ 261.950067] __alloc_pages_nodemask+0xa80/0xde0 [ 261.952016] (U) [ 261.956074] ? graph_lock+0x170/0x170 [ 261.958379] 0*512kB [ 261.963046] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 261.964994] 1*1024kB [ 261.968786] ? graph_lock+0x170/0x170 [ 261.971087] (U) [ 261.976105] ? find_held_lock+0x36/0x1c0 [ 261.978486] 1*2048kB [ 261.982282] ? ____cache_alloc_node+0x1c7/0x1e0 [ 261.984225] (M) [ 261.988284] ? lock_downgrade+0x900/0x900 [ 261.990667] 3*4096kB (M) [ 261.995361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.997310] = 15908kB [ 262.001473] cache_grow_begin+0x91/0x8c0 [ 262.004217] Node 0 [ 262.009748] ? do_raw_spin_unlock+0xa7/0x330 [ 262.012136] DMA32: [ 262.016207] fallback_alloc+0x203/0x2e0 [ 262.018431] 3*4kB [ 262.022833] ____cache_alloc_node+0x1c7/0x1e0 [ 262.025043] (M) [ 262.029038] kmem_cache_alloc_node+0xe3/0x730 [ 262.031176] 2*8kB [ 262.035669] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 262.037619] (UM) [ 262.042114] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 262.044244] 3*16kB [ 262.049346] __alloc_skb+0x119/0x770 [ 262.051386] (UM) [ 262.055968] ? calc_wheel_index+0x220/0x220 [ 262.058178] 3*32kB [ 262.061885] ? skb_scrub_packet+0x490/0x490 [ 262.063922] (UM) [ 262.068243] ? vprintk_default+0x28/0x30 [ 262.070454] 5*64kB [ 262.074769] ? vprintk_func+0x85/0x181 [ 262.076807] (UM) [ 262.080864] ? printk+0xa7/0xcf [ 262.083097] 3*128kB [ 262.086993] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 262.089027] (M) 3*256kB [ 262.092318] new_skb+0x26/0x1c0 [ 262.094627] (M) [ 262.099379] aoecmd_cfg+0x279/0x7f0 [ 262.102032] 4*512kB [ 262.105312] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 262.107314] (UM) [ 262.110939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.113231] 3*1024kB (UM) [ 262.117558] ? check_preemption_disabled+0x48/0x280 [ 262.119595] 1*2048kB [ 262.125130] ? check_preemption_disabled+0x48/0x280 [ 262.127950] (M) [ 262.132967] ? __lock_is_held+0xb5/0x140 [ 262.135339] 4*4096kB (M) [ 262.140372] discover_timer+0x50/0x60 [ 262.142320] = 25196kB [ 262.146376] call_timer_fn+0x272/0x920 [ 262.149109] Node 0 [ 262.152908] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 262.155285] Normal: 1032*4kB [ 262.159180] ? process_timeout+0x40/0x40 [ 262.161390] (ME) [ 262.166231] ? find_held_lock+0x36/0x1c0 [ 262.169317] 425*8kB [ 262.173381] ? mark_held_locks+0xc7/0x130 [ 262.175415] (UME) [ 262.179476] ? _raw_spin_unlock_irq+0x27/0x80 [ 262.181773] 181*16kB [ 262.185918] ? _raw_spin_unlock_irq+0x27/0x80 [ 262.188044] (UME) [ 262.192539] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 262.192557] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 262.194947] 72*32kB [ 262.199439] ? trace_hardirqs_on+0xbd/0x310 [ 262.201563] (UME) [ 262.206405] ? kasan_check_read+0x11/0x20 [ 262.210962] 20*64kB [ 262.213284] ? __run_timers+0x7da/0xc70 [ 262.217578] (UM) [ 262.219730] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 262.223853] 0*128kB [ 262.226187] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 262.230124] 0*256kB [ 262.232182] __run_timers+0x7e5/0xc70 [ 262.237609] 0*512kB [ 262.239938] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 262.244746] 0*1024kB [ 262.247069] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 262.250844] 0*2048kB [ 262.253162] ? graph_lock+0x170/0x170 [ 262.258500] 0*4096kB [ 262.260912] ? print_usage_bug+0xc0/0xc0 [ 262.265904] = 14008kB [ 262.268308] ? enqueue_hrtimer+0x1a5/0x560 [ 262.272094] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 262.274492] ? lock_release+0x970/0x970 [ 262.278545] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 262.280945] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 262.285159] 144 total pagecache pages [ 262.293990] ? find_held_lock+0x36/0x1c0 [ 262.297943] 0 pages in swap cache [ 262.306507] ? graph_lock+0x170/0x170 [ 262.311692] Swap cache stats: add 0, delete 0, find 0/0 [ 262.315485] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.319531] Free swap = 0kB [ 262.322982] ? check_preemption_disabled+0x48/0x280 [ 262.326757] Total swap = 0kB [ 262.332124] ? __lock_is_held+0xb5/0x140 [ 262.337631] 1965979 pages RAM [ 262.340644] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.345634] 0 pages HighMem/MovableOnly [ 262.348652] ? check_preemption_disabled+0x48/0x280 [ 262.352690] 342306 pages reserved [ 262.355798] run_timer_softirq+0x52/0xb0 [ 262.361299] 0 pages cma reserved [ 262.361384] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 262.365301] ? rcu_read_lock_sched_held+0x108/0x120 [ 262.370395] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 262.373744] __do_softirq+0x30c/0xb03 [ 262.377782] ksoftirqd/0 cpuset= [ 262.381161] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 262.387641] / [ 262.392668] ? pvclock_read_flags+0x160/0x160 [ 262.402959] mems_allowed=0 [ 262.406759] ? lapic_next_event+0x5a/0x90 [ 262.428369] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.433923] ? check_preemption_disabled+0x48/0x280 [ 262.438951] ? check_preemption_disabled+0x48/0x280 [ 262.443989] ? kvm_clock_read+0x18/0x30 [ 262.447975] ? kvm_sched_clock_read+0x9/0x20 [ 262.452393] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.457955] ? check_preemption_disabled+0x48/0x280 [ 262.463007] irq_exit+0x17f/0x1c0 [ 262.466482] smp_apic_timer_interrupt+0x1cb/0x760 [ 262.471352] ? smp_reschedule_interrupt+0x109/0x650 [ 262.476377] ? smp_call_function_single_interrupt+0x650/0x650 [ 262.482282] ? interrupt_entry+0xb5/0xf0 [ 262.486348] ? trace_hardirqs_off_caller+0xbb/0x310 [ 262.491367] ? trace_hardirqs_off_caller+0xbb/0x310 [ 262.496402] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 262.501252] ? trace_hardirqs_on_caller+0x310/0x310 [ 262.506271] ? trace_hardirqs_on_caller+0x310/0x310 [ 262.511295] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.516842] ? check_preemption_disabled+0x48/0x280 [ 262.521862] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.527411] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 262.532264] apic_timer_interrupt+0xf/0x20 [ 262.536498] </IRQ> [ 262.538747] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 262.544204] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 262.563105] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 262.570824] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 262.578093] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 262.585364] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 262.592634] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 262.599901] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 262.607194] ? shrink_node_memcg+0x724/0x18e0 [ 262.611693] ? shrink_node_memcg+0x72e/0x18e0 [ 262.616199] shrink_node_memcg+0x72e/0x18e0 [ 262.620551] ? shrink_active_list+0x1c20/0x1c20 [ 262.625234] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 262.630880] ? graph_lock+0x170/0x170 [ 262.634690] ? mem_cgroup_charge_statistics+0x780/0x780 [ 262.640065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.645609] ? print_usage_bug+0xc0/0xc0 [ 262.649696] shrink_node+0x3bc/0x16b0 [ 262.653502] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 262.658818] ? shrink_node_memcg+0x18e0/0x18e0 [ 262.663399] ? lockdep_hardirqs_on+0x421/0x5c0 [ 262.667984] ? trace_hardirqs_on+0xbd/0x310 [ 262.672310] ? vmpressure+0x271/0x340 [ 262.676121] ? do_raw_spin_unlock+0xa7/0x330 [ 262.680540] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 262.685136] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 262.690691] ? __cpuset_node_allowed+0x19b/0x660 [ 262.695455] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 262.701167] ? vmpressure+0x1a2/0x340 [ 262.704987] do_try_to_free_pages+0x3e7/0x1290 [ 262.709593] ? shrink_node+0x16b0/0x16b0 [ 262.713657] ? __lock_is_held+0xb5/0x140 [ 262.717734] try_to_free_pages+0x4d0/0xb90 [ 262.721977] ? do_try_to_free_pages+0x1290/0x1290 [ 262.726820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.732379] ? lock_acquire+0x1ed/0x520 [ 262.736360] ? set_page_refcounted+0x280/0x280 [ 262.740950] ? lock_release+0x970/0x970 [ 262.744934] ? ___might_sleep+0x1ed/0x300 [ 262.749089] ? arch_local_save_flags+0x40/0x40 [ 262.753688] __alloc_pages_slowpath+0x9c4/0x2d70 [ 262.758483] ? warn_alloc+0x120/0x120 [ 262.762292] ? __radix_tree_lookup+0x4c0/0x4c0 [ 262.766892] ? find_get_entry+0x2f2/0xc40 [ 262.771058] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.776603] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 262.781546] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.787089] ? should_fail+0x22d/0xd01 [ 262.790983] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 262.796099] ? __lock_is_held+0xb5/0x140 [ 262.800191] ? __lock_is_held+0xb5/0x140 [ 262.804278] ? find_held_lock+0x36/0x1c0 [ 262.808347] ? ___might_sleep+0x1ed/0x300 [ 262.812521] ? lock_release+0x970/0x970 [ 262.816529] ? arch_local_save_flags+0x40/0x40 [ 262.821130] ? __might_sleep+0x95/0x190 [ 262.825151] __alloc_pages_nodemask+0xa80/0xde0 [ 262.829833] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 262.834860] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 262.841132] ? kasan_check_read+0x11/0x20 [ 262.845320] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 262.850606] ? graph_lock+0x170/0x170 [ 262.854412] ? print_usage_bug+0xc0/0xc0 [ 262.858482] ? graph_lock+0x170/0x170 [ 262.862292] ? graph_lock+0x170/0x170 [ 262.866098] ? __do_page_cache_readahead+0x7ce/0x980 [ 262.871213] ? find_held_lock+0x36/0x1c0 [ 262.875281] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 262.880828] alloc_pages_current+0x10c/0x210 [ 262.885235] ? lock_downgrade+0x900/0x900 [ 262.889390] __page_cache_alloc+0x38f/0x5b0 [ 262.893715] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 262.899526] ? kasan_check_read+0x11/0x20 [ 262.903682] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 262.908962] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 262.913635] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.919176] ? check_preemption_disabled+0x48/0x280 [ 262.924203] filemap_fault+0x1594/0x25f0 [ 262.928284] ? __lock_page_or_retry+0xa00/0xa00 [ 262.932956] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 262.938755] ? kasan_check_read+0x11/0x20 [ 262.942928] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 262.948226] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 262.953335] ? rcu_bh_qs+0xc0/0xc0 [ 262.956895] ? trace_hardirqs_on+0xbd/0x310 [ 262.961223] ? kasan_check_read+0x11/0x20 [ 262.965375] ? __free_object+0x173/0x340 [ 262.969449] ? filemap_map_pages+0xdea/0x1980 [ 262.973974] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 262.979080] ? __free_object+0x173/0x340 [ 262.983147] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 262.988424] ? debug_object_free+0x325/0x690 [ 262.992847] ? find_get_pages_range_tag+0x1320/0x1320 [ 262.998060] ? graph_lock+0x170/0x170 [ 263.001873] ? kasan_check_read+0x11/0x20 [ 263.006149] ? debug_object_destroy+0x2b0/0x2b0 [ 263.010845] ? lock_acquire+0x1ed/0x520 [ 263.014836] ? ext4_filemap_fault+0x7a/0xad [ 263.019170] ? lock_release+0x970/0x970 [ 263.023161] ? arch_local_save_flags+0x40/0x40 [ 263.027751] ? futex_wait_setup+0x3e0/0x3e0 [ 263.032092] ? down_read+0xb0/0x1d0 [ 263.035719] ? ext4_filemap_fault+0x7a/0xad [ 263.040048] ? __down_interruptible+0x700/0x700 [ 263.044737] ext4_filemap_fault+0x82/0xad [ 263.048895] __do_fault+0x100/0x6b0 [ 263.052535] ? print_bad_pte+0x6c0/0x6c0 [ 263.056602] ? do_futex+0x249/0x26d0 [ 263.060316] ? finish_task_switch+0x1f4/0x910 [ 263.064816] ? _raw_spin_unlock_irq+0x27/0x80 [ 263.069317] ? pmd_val+0x88/0x100 [ 263.072775] ? add_mm_counter_fast+0xd0/0xd0 [ 263.077185] ? pmd_val+0x88/0x100 [ 263.080671] ? add_mm_counter_fast+0xd0/0xd0 [ 263.085087] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 263.090632] __handle_mm_fault+0x3709/0x53e0 [ 263.095059] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 263.099904] ? __switch_to_asm+0x34/0x70 [ 263.103965] ? graph_lock+0x170/0x170 [ 263.107767] ? print_usage_bug+0xc0/0xc0 [ 263.111833] ? __switch_to_asm+0x34/0x70 [ 263.115898] ? graph_lock+0x170/0x170 [ 263.119700] ? graph_lock+0x170/0x170 [ 263.123531] ? handle_mm_fault+0x42a/0xc70 [ 263.127770] ? lock_downgrade+0x900/0x900 [ 263.131923] ? check_preemption_disabled+0x48/0x280 [ 263.136969] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 263.142769] ? kasan_check_read+0x11/0x20 [ 263.146919] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 263.152201] ? rcu_bh_qs+0xc0/0xc0 [ 263.155744] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 263.161202] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 263.166742] ? check_preemption_disabled+0x48/0x280 [ 263.171773] handle_mm_fault+0x54f/0xc70 [ 263.175846] ? __handle_mm_fault+0x53e0/0x53e0 [ 263.180432] ? find_vma+0x34/0x190 [ 263.184002] __do_page_fault+0x67d/0xed0 [ 263.188084] ? mm_fault_error+0x380/0x380 [ 263.192236] ? trace_hardirqs_off+0xb8/0x310 [ 263.196657] ? trace_hardirqs_on+0x310/0x310 [ 263.201069] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 263.206434] ? trace_hardirqs_on+0x310/0x310 [ 263.210853] do_page_fault+0xf2/0x7e0 [ 263.214657] ? vmalloc_sync_all+0x30/0x30 [ 263.218811] ? error_entry+0x70/0xd0 [ 263.222538] ? trace_hardirqs_off_caller+0xbb/0x310 [ 263.227570] ? trace_hardirqs_on_caller+0xc0/0x310 [ 263.232503] ? syscall_return_slowpath+0x5e0/0x5e0 [ 263.237446] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 263.242302] ? trace_hardirqs_on_caller+0x310/0x310 [ 263.247322] ? trace_hardirqs_off+0x310/0x310 [ 263.251828] ? prepare_exit_to_usermode+0x291/0x3b0 [ 263.256848] ? page_fault+0x8/0x30 [ 263.260394] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 263.265245] ? page_fault+0x8/0x30 [ 263.268787] page_fault+0x1e/0x30 [ 263.272240] RIP: 0033:0x45ddf3 [ 263.275459] Code: Bad RIP value. [ 263.278837] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 263.284212] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 263.291509] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 263.298808] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 263.306081] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 263.313348] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 263.320642] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 263.320708] aoe: skb alloc failure [ 263.327489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 263.327498] Call Trace: [ 263.331136] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 263.340386] dump_stack+0x1c4/0x2b6 [ 263.342952] syz-fuzzer cpuset= [ 263.353171] ? dump_stack_print_info.cold.1+0x20/0x20 [ 263.356780] / [ 263.359993] warn_alloc.cold.119+0xb7/0x1bd [ 263.365153] mems_allowed=0 [ 263.366865] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 263.378933] ? lock_downgrade+0x900/0x900 [ 263.383091] ? trace_hardirqs_off+0xb8/0x310 [ 263.387508] ? trace_hardirqs_off+0xb8/0x310 [ 263.391942] __alloc_pages_slowpath+0x265e/0x2d70 [ 263.396820] ? warn_alloc+0x120/0x120 [ 263.400631] ? warn_alloc+0x120/0x120 [ 263.404434] ? print_usage_bug+0xc0/0xc0 [ 263.408499] ? warn_alloc+0x120/0x120 [ 263.412313] ? print_usage_bug+0xc0/0xc0 [ 263.416380] ? __lock_acquire+0x7ec/0x4ec0 [ 263.420616] ? __lock_acquire+0x7ec/0x4ec0 [ 263.424853] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.430391] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 263.435938] ? should_fail+0x22d/0xd01 [ 263.439861] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 263.444966] ? __lock_acquire+0x7ec/0x4ec0 [ 263.449217] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 263.454318] ? __lock_acquire+0x7ec/0x4ec0 [ 263.458558] ? should_fail+0x22d/0xd01 [ 263.462457] ? mark_held_locks+0x130/0x130 [ 263.466701] ? mark_held_locks+0x130/0x130 [ 263.470942] ? mark_held_locks+0xc7/0x130 [ 263.475101] ? print_usage_bug+0xc0/0xc0 [ 263.479177] ? graph_lock+0x170/0x170 [ 263.482988] ? print_usage_bug+0xc0/0xc0 [ 263.487055] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.492599] ? check_preemption_disabled+0x48/0x280 [ 263.497617] ? check_preemption_disabled+0x48/0x280 [ 263.502653] ? __lock_is_held+0xb5/0x140 [ 263.506747] __alloc_pages_nodemask+0xa80/0xde0 [ 263.511419] ? graph_lock+0x170/0x170 [ 263.515228] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 263.520244] ? graph_lock+0x170/0x170 [ 263.524061] ? find_held_lock+0x36/0x1c0 [ 263.528140] ? ____cache_alloc_node+0x1c7/0x1e0 [ 263.532810] ? lock_downgrade+0x900/0x900 [ 263.536969] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.542522] cache_grow_begin+0x91/0x8c0 [ 263.546601] ? do_raw_spin_unlock+0xa7/0x330 [ 263.551023] fallback_alloc+0x203/0x2e0 [ 263.555012] ____cache_alloc_node+0x1c7/0x1e0 [ 263.559530] kmem_cache_alloc_node+0xe3/0x730 [ 263.564033] ? ipv6_get_ifaddr+0x42e/0x620 [ 263.568283] __alloc_skb+0x119/0x770 [ 263.571999] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 263.577285] ? skb_scrub_packet+0x490/0x490 [ 263.581627] ? lock_downgrade+0x900/0x900 [ 263.585805] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.591347] ? refcount_sub_and_test_checked+0x203/0x310 [ 263.596803] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 263.602259] ? addrconf_rs_timer+0x690/0x690 [ 263.606684] ndisc_alloc_skb+0x144/0x340 [ 263.610753] ndisc_send_rs+0x331/0x6e0 [ 263.614649] addrconf_rs_timer+0x314/0x690 [ 263.618892] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 263.623146] call_timer_fn+0x272/0x920 [ 263.627035] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 263.631295] ? process_timeout+0x40/0x40 [ 263.635360] ? find_held_lock+0x36/0x1c0 [ 263.639433] ? __run_timers+0x7da/0xc70 [ 263.643418] ? _raw_spin_unlock_irq+0x27/0x80 [ 263.647915] ? _raw_spin_unlock_irq+0x27/0x80 [ 263.652410] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 263.656645] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 263.661248] ? trace_hardirqs_on+0xbd/0x310 [ 263.665576] ? kasan_check_read+0x11/0x20 [ 263.669728] ? __run_timers+0x7da/0xc70 [ 263.673705] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 263.679164] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 263.683405] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 263.687645] __run_timers+0x7e5/0xc70 [ 263.691467] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 263.696836] ? _raw_spin_unlock_irq+0x27/0x80 [ 263.701334] ? _raw_spin_unlock_irq+0x27/0x80 [ 263.705832] ? lockdep_hardirqs_on+0x421/0x5c0 [ 263.710933] ? trace_hardirqs_on+0xbd/0x310 [ 263.715257] ? kasan_check_read+0x11/0x20 [ 263.719428] ? finish_task_switch+0x1f4/0x910 [ 263.723939] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 263.729392] ? compat_start_thread+0x80/0x80 [ 263.733805] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.739371] ? _raw_spin_unlock_irq+0x60/0x80 [ 263.743878] ? pvclock_read_flags+0x160/0x160 [ 263.748377] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.753919] ? check_preemption_disabled+0x48/0x280 [ 263.758950] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 263.764492] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 263.769788] ? rcu_pm_notify+0xc0/0xc0 [ 263.773678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.779221] ? check_preemption_disabled+0x48/0x280 [ 263.784251] run_timer_softirq+0x52/0xb0 [ 263.788312] ? rcu_read_lock_sched_held+0x108/0x120 [ 263.793329] __do_softirq+0x30c/0xb03 [ 263.797132] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 263.801898] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 263.807002] ? trace_hardirqs_off+0x310/0x310 [ 263.811510] ? schedule+0x108/0x460 [ 263.815843] ? trace_hardirqs_off+0xb8/0x310 [ 263.820254] ? smpboot_thread_fn+0x68b/0xa00 [ 263.824663] ? trace_hardirqs_on+0x310/0x310 [ 263.829076] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 263.834618] ? check_preemption_disabled+0x48/0x280 [ 263.839641] ? takeover_tasklets+0xa90/0xa90 [ 263.844056] run_ksoftirqd+0x94/0x100 [ 263.847858] smpboot_thread_fn+0x68b/0xa00 [ 263.852100] ? sort_range+0x30/0x30 [ 263.855733] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 263.860838] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 263.866381] ? __kthread_parkme+0xfb/0x1a0 [ 263.870624] kthread+0x35a/0x420 [ 263.873995] ? sort_range+0x30/0x30 [ 263.877626] ? kthread_bind+0x40/0x40 [ 263.881435] ret_from_fork+0x3a/0x50 [ 263.885196] warn_alloc_show_mem: 1 callbacks suppressed [ 263.885223] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 263.885224] Mem-Info: [ 263.885278] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 263.885278] active_file:12 inactive_file:13 isolated_file:0 [ 263.885278] unevictable:0 dirty:0 writeback:0 unstable:0 [ 263.885278] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 263.885278] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 263.885278] free:13778 free_pcp:148 free_cma:0 [ 263.890613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 263.897636] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 263.900034] Call Trace: [ 263.932899] Node 0 [ 263.942246] <IRQ> [ 263.969754] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 263.972313] dump_stack+0x1c4/0x2b6 [ 263.974529] lowmem_reserve[]: [ 263.976684] ? dump_stack_print_info.cold.1+0x20/0x20 [ 264.002162] 0 [ 264.005794] warn_alloc.cold.119+0xb7/0x1bd [ 264.008878] 2819 [ 264.014074] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 264.015871] 6323 [ 264.020188] ? lock_downgrade+0x900/0x900 [ 264.022222] 6323 [ 264.027083] ? trace_hardirqs_off+0xb8/0x310 [ 264.029120] Node 0 [ 264.033263] ? trace_hardirqs_off+0xb8/0x310 [ 264.035339] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 264.039719] __alloc_pages_slowpath+0x265e/0x2d70 [ 264.041929] lowmem_reserve[]: [ 264.046350] ? pvclock_read_flags+0x160/0x160 [ 264.073641] 0 0 [ 264.078509] ? warn_alloc+0x120/0x120 [ 264.081604] 3503 [ 264.086098] ? warn_alloc+0x120/0x120 [ 264.088051] 3503 [ 264.091845] ? print_usage_bug+0xc0/0xc0 [ 264.097677] ? warn_alloc+0x120/0x120 [ 264.099719] Node 0 [ 264.103773] ? print_usage_bug+0xc0/0xc0 [ 264.107576] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 264.109792] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 264.113828] lowmem_reserve[]: [ 264.141948] ? rcu_bh_qs+0xc0/0xc0 [ 264.147203] 0 [ 264.150304] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 264.153817] 0 [ 264.155619] ? should_fail+0x22d/0xd01 [ 264.161133] 0 [ 264.162935] ? __lock_acquire+0x7ec/0x4ec0 [ 264.166798] 0 [ 264.168609] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 264.174614] ? __lock_acquire+0x7ec/0x4ec0 [ 264.179712] Node 0 DMA: [ 264.183942] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 264.183958] ? __lock_acquire+0x7ec/0x4ec0 [ 264.186609] 1*4kB [ 264.191703] ? should_fail+0x22d/0xd01 [ 264.195943] (U) [ 264.198093] ? mark_held_locks+0x130/0x130 [ 264.201957] 0*8kB [ 264.203926] ? mark_held_locks+0x130/0x130 [ 264.208136] 0*16kB [ 264.210308] ? graph_lock+0x170/0x170 [ 264.214530] 1*32kB [ 264.216761] ? print_usage_bug+0xc0/0xc0 [ 264.220544] (U) [ 264.222778] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 264.226808] 2*64kB (U) [ 264.228791] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.233531] 1*128kB [ 264.236110] ? check_preemption_disabled+0x48/0x280 [ 264.241620] (U) [ 264.243944] ? check_preemption_disabled+0x48/0x280 [ 264.248934] 1*256kB [ 264.250913] ? __lock_is_held+0xb5/0x140 [ 264.255900] (U) [ 264.258222] __alloc_pages_nodemask+0xa80/0xde0 [ 264.262256] 0*512kB [ 264.264226] ? graph_lock+0x170/0x170 [ 264.268871] 1*1024kB [ 264.271186] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 264.274979] (U) [ 264.277383] ? graph_lock+0x170/0x170 [ 264.282394] 1*2048kB [ 264.284386] ? find_held_lock+0x36/0x1c0 [ 264.288157] (M) [ 264.290567] ? ____cache_alloc_node+0x1c7/0x1e0 [ 264.294602] 3*4096kB [ 264.296578] ? lock_downgrade+0x900/0x900 [ 264.301226] (M) [ 264.303635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.307758] = 15908kB [ 264.309738] cache_grow_begin+0x91/0x8c0 [ 264.315254] Node 0 [ 264.317666] ? do_raw_spin_unlock+0xa7/0x330 [ 264.321701] DMA32: [ 264.323956] fallback_alloc+0x203/0x2e0 [ 264.328362] 3*4kB [ 264.330597] ____cache_alloc_node+0x1c7/0x1e0 [ 264.334551] (M) [ 264.336702] kmem_cache_alloc_node+0xe3/0x730 [ 264.341173] 2*8kB [ 264.343144] ? ipv6_get_ifaddr+0x42e/0x620 [ 264.347614] (UM) [ 264.349765] __alloc_skb+0x119/0x770 [ 264.353968] 3*16kB (UM) [ 264.356056] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 264.359733] 3*32kB (UM) [ 264.362409] ? skb_scrub_packet+0x490/0x490 [ 264.367663] 5*64kB [ 264.370333] ? lock_downgrade+0x900/0x900 [ 264.374631] (UM) [ 264.376868] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.381004] 3*128kB [ 264.383079] ? refcount_sub_and_test_checked+0x203/0x310 [ 264.388591] (M) [ 264.390919] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 264.396350] 3*256kB [ 264.398318] ? addrconf_rs_timer+0x690/0x690 [ 264.403748] (M) [ 264.406093] ndisc_alloc_skb+0x144/0x340 [ 264.410475] 4*512kB [ 264.412450] ndisc_send_rs+0x331/0x6e0 [ 264.416479] (UM) 3*1024kB [ 264.418811] addrconf_rs_timer+0x314/0x690 [ 264.422675] (UM) [ 264.425525] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.429758] 1*2048kB [ 264.431829] call_timer_fn+0x272/0x920 [ 264.436031] (M) [ 264.438436] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.442301] 4*4096kB [ 264.444276] ? process_timeout+0x40/0x40 [ 264.448484] (M) [ 264.450890] ? find_held_lock+0x36/0x1c0 [ 264.454927] = 25196kB [ 264.456904] ? mark_held_locks+0xc7/0x130 [ 264.460939] Node 0 [ 264.463350] ? _raw_spin_unlock_irq+0x27/0x80 [ 264.467474] Normal: [ 264.469709] ? _raw_spin_unlock_irq+0x27/0x80 [ 264.474178] 1032*4kB [ 264.476493] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.480965] (ME) [ 264.483369] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 264.487580] 425*8kB [ 264.489644] ? trace_hardirqs_on+0xbd/0x310 [ 264.494201] (UME) [ 264.496533] ? kasan_check_read+0x11/0x20 [ 264.500841] 181*16kB [ 264.502999] ? __run_timers+0x7da/0xc70 [ 264.507126] (UME) [ 264.509544] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 264.513499] 72*32kB [ 264.515659] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.521076] (UME) [ 264.523398] __run_timers+0x7e5/0xc70 [ 264.527612] 20*64kB [ 264.529767] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 264.533544] (UM) [ 264.535864] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 264.541204] 0*128kB [ 264.543265] ? graph_lock+0x170/0x170 [ 264.548261] 0*256kB [ 264.550578] ? print_usage_bug+0xc0/0xc0 [ 264.554358] 0*512kB [ 264.556673] ? enqueue_hrtimer+0x1a5/0x560 [ 264.560710] 0*1024kB [ 264.563038] ? lock_release+0x970/0x970 [ 264.567245] 0*2048kB [ 264.569648] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 264.573602] 0*4096kB [ 264.576009] ? find_held_lock+0x36/0x1c0 [ 264.581178] = 14008kB [ 264.583585] ? graph_lock+0x170/0x170 [ 264.587645] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 264.590049] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.593837] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 264.602663] ? check_preemption_disabled+0x48/0x280 [ 264.608184] 144 total pagecache pages [ 264.616759] ? __lock_is_held+0xb5/0x140 [ 264.621754] 0 pages in swap cache [ 264.625550] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.629594] Swap cache stats: add 0, delete 0, find 0/0 [ 264.633042] ? check_preemption_disabled+0x48/0x280 [ 264.638554] Free swap = 0kB [ 264.643914] run_timer_softirq+0x52/0xb0 [ 264.648901] Total swap = 0kB [ 264.651916] ? rcu_read_lock_sched_held+0x108/0x120 [ 264.655952] 1965979 pages RAM [ 264.658968] __do_softirq+0x30c/0xb03 [ 264.663960] 0 pages HighMem/MovableOnly [ 264.667108] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 264.670884] 342306 pages reserved [ 264.674853] ? pvclock_read_flags+0x160/0x160 [ 264.679950] 0 pages cma reserved [ 264.683399] ? lapic_next_event+0x5a/0x90 [ 264.687949] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 264.691226] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.691242] ? check_preemption_disabled+0x48/0x280 [ 264.691259] ? check_preemption_disabled+0x48/0x280 [ 264.695449] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 264.701883] ? kvm_clock_read+0x18/0x30 [ 264.707396] ksoftirqd/0 cpuset= [ 264.712405] ? kvm_sched_clock_read+0x9/0x20 [ 264.717400] / [ 264.727792] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 264.731746] mems_allowed=0 [ 264.735020] ? check_preemption_disabled+0x48/0x280 [ 264.754567] irq_exit+0x17f/0x1c0 [ 264.758033] smp_apic_timer_interrupt+0x1cb/0x760 [ 264.762879] ? smp_reschedule_interrupt+0x109/0x650 [ 264.767897] ? smp_call_function_single_interrupt+0x650/0x650 [ 264.773786] ? interrupt_entry+0xb5/0xf0 [ 264.777851] ? trace_hardirqs_off_caller+0xbb/0x310 [ 264.782867] ? trace_hardirqs_off_caller+0xbb/0x310 [ 264.787888] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 264.792735] ? trace_hardirqs_on_caller+0x310/0x310 [ 264.797757] ? trace_hardirqs_on_caller+0x310/0x310 [ 264.802782] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.808324] ? check_preemption_disabled+0x48/0x280 [ 264.813347] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.818898] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 264.823754] apic_timer_interrupt+0xf/0x20 [ 264.827982] </IRQ> [ 264.830222] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 264.835702] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 264.855124] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 264.862840] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 264.870124] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 264.877394] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 264.884664] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 264.891932] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 264.899225] ? shrink_node_memcg+0x724/0x18e0 [ 264.903723] ? shrink_node_memcg+0x72e/0x18e0 [ 264.908226] shrink_node_memcg+0x72e/0x18e0 [ 264.912572] ? shrink_active_list+0x1c20/0x1c20 [ 264.917257] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 264.922883] ? graph_lock+0x170/0x170 [ 264.926691] ? mem_cgroup_charge_statistics+0x780/0x780 [ 264.932057] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.937602] ? print_usage_bug+0xc0/0xc0 [ 264.941683] shrink_node+0x3bc/0x16b0 [ 264.945488] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 264.950804] ? shrink_node_memcg+0x18e0/0x18e0 [ 264.955394] ? lockdep_hardirqs_on+0x421/0x5c0 [ 264.959987] ? trace_hardirqs_on+0xbd/0x310 [ 264.964314] ? vmpressure+0x271/0x340 [ 264.968124] ? do_raw_spin_unlock+0xa7/0x330 [ 264.972541] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 264.977143] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 264.982683] ? __cpuset_node_allowed+0x19b/0x660 [ 264.987447] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 264.993163] ? vmpressure+0x1a2/0x340 [ 264.996980] do_try_to_free_pages+0x3e7/0x1290 [ 265.001582] ? shrink_node+0x16b0/0x16b0 [ 265.005647] ? __lock_is_held+0xb5/0x140 [ 265.009734] try_to_free_pages+0x4d0/0xb90 [ 265.013978] ? do_try_to_free_pages+0x1290/0x1290 [ 265.018824] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.024375] ? lock_acquire+0x1ed/0x520 [ 265.028356] ? set_page_refcounted+0x280/0x280 [ 265.032950] ? lock_release+0x970/0x970 [ 265.036932] ? ___might_sleep+0x1ed/0x300 [ 265.041086] ? arch_local_save_flags+0x40/0x40 [ 265.045688] __alloc_pages_slowpath+0x9c4/0x2d70 [ 265.050477] ? warn_alloc+0x120/0x120 [ 265.054282] ? __radix_tree_lookup+0x4c0/0x4c0 [ 265.058894] ? find_get_entry+0x2f2/0xc40 [ 265.063060] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.068606] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 265.073557] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 265.079136] ? should_fail+0x22d/0xd01 [ 265.083037] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 265.088143] ? __lock_is_held+0xb5/0x140 [ 265.092234] ? __lock_is_held+0xb5/0x140 [ 265.096321] ? find_held_lock+0x36/0x1c0 [ 265.100387] ? ___might_sleep+0x1ed/0x300 [ 265.104540] ? lock_release+0x970/0x970 [ 265.108527] ? arch_local_save_flags+0x40/0x40 [ 265.113125] ? __might_sleep+0x95/0x190 [ 265.117105] __alloc_pages_nodemask+0xa80/0xde0 [ 265.121784] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 265.126807] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 265.132613] ? kasan_check_read+0x11/0x20 [ 265.136767] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 265.142069] ? graph_lock+0x170/0x170 [ 265.145875] ? print_usage_bug+0xc0/0xc0 [ 265.149941] ? graph_lock+0x170/0x170 [ 265.153741] ? graph_lock+0x170/0x170 [ 265.157558] ? __do_page_cache_readahead+0x7ce/0x980 [ 265.162669] ? find_held_lock+0x36/0x1c0 [ 265.166737] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 265.172297] alloc_pages_current+0x10c/0x210 [ 265.176710] ? lock_downgrade+0x900/0x900 [ 265.180865] __page_cache_alloc+0x38f/0x5b0 [ 265.185202] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 265.191120] ? kasan_check_read+0x11/0x20 [ 265.195274] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 265.200559] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 265.205235] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 265.210776] ? check_preemption_disabled+0x48/0x280 [ 265.215809] filemap_fault+0x1594/0x25f0 [ 265.219889] ? __lock_page_or_retry+0xa00/0xa00 [ 265.224560] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 265.230360] ? kasan_check_read+0x11/0x20 [ 265.234521] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 265.239802] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 265.244906] ? rcu_bh_qs+0xc0/0xc0 [ 265.248453] ? trace_hardirqs_on+0xbd/0x310 [ 265.252780] ? kasan_check_read+0x11/0x20 [ 265.256929] ? __free_object+0x173/0x340 [ 265.260998] ? filemap_map_pages+0xdea/0x1980 [ 265.265507] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 265.270625] ? __free_object+0x173/0x340 [ 265.274692] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 265.279971] ? debug_object_free+0x325/0x690 [ 265.284388] ? find_get_pages_range_tag+0x1320/0x1320 [ 265.289586] ? graph_lock+0x170/0x170 [ 265.293399] ? kasan_check_read+0x11/0x20 [ 265.297557] ? debug_object_destroy+0x2b0/0x2b0 [ 265.302238] ? lock_acquire+0x1ed/0x520 [ 265.306214] ? ext4_filemap_fault+0x7a/0xad [ 265.310554] ? lock_release+0x970/0x970 [ 265.314544] ? arch_local_save_flags+0x40/0x40 [ 265.319138] ? futex_wait_setup+0x3e0/0x3e0 [ 265.323474] ? down_read+0xb0/0x1d0 [ 265.327101] ? ext4_filemap_fault+0x7a/0xad [ 265.331430] ? __down_interruptible+0x700/0x700 [ 265.336121] ext4_filemap_fault+0x82/0xad [ 265.340277] __do_fault+0x100/0x6b0 [ 265.343912] ? print_bad_pte+0x6c0/0x6c0 [ 265.347980] ? do_futex+0x249/0x26d0 [ 265.351699] ? finish_task_switch+0x1f4/0x910 [ 265.356199] ? _raw_spin_unlock_irq+0x27/0x80 [ 265.360698] ? pmd_val+0x88/0x100 [ 265.364158] ? add_mm_counter_fast+0xd0/0xd0 [ 265.368566] ? pmd_val+0x88/0x100 [ 265.372030] ? add_mm_counter_fast+0xd0/0xd0 [ 265.376449] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 265.381993] __handle_mm_fault+0x3709/0x53e0 [ 265.386419] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 265.391264] ? __switch_to_asm+0x34/0x70 [ 265.395341] ? graph_lock+0x170/0x170 [ 265.399148] ? print_usage_bug+0xc0/0xc0 [ 265.403209] ? __switch_to_asm+0x34/0x70 [ 265.407278] ? graph_lock+0x170/0x170 [ 265.411082] ? graph_lock+0x170/0x170 [ 265.414907] ? handle_mm_fault+0x42a/0xc70 [ 265.419146] ? lock_downgrade+0x900/0x900 [ 265.423309] ? check_preemption_disabled+0x48/0x280 [ 265.428347] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 265.434148] ? kasan_check_read+0x11/0x20 [ 265.438300] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 265.443583] ? rcu_bh_qs+0xc0/0xc0 [ 265.447124] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 265.452668] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 265.458223] ? check_preemption_disabled+0x48/0x280 [ 265.463266] handle_mm_fault+0x54f/0xc70 [ 265.467333] ? __handle_mm_fault+0x53e0/0x53e0 [ 265.471950] ? find_vma+0x34/0x190 [ 265.475495] __do_page_fault+0x67d/0xed0 [ 265.479605] ? mm_fault_error+0x380/0x380 [ 265.483752] ? trace_hardirqs_off+0xb8/0x310 [ 265.488161] ? trace_hardirqs_on+0x310/0x310 [ 265.492586] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 265.497965] ? trace_hardirqs_on+0x310/0x310 [ 265.502383] do_page_fault+0xf2/0x7e0 [ 265.506189] ? vmalloc_sync_all+0x30/0x30 [ 265.510352] ? error_entry+0x70/0xd0 [ 265.514080] ? trace_hardirqs_off_caller+0xbb/0x310 [ 265.519096] ? trace_hardirqs_on_caller+0xc0/0x310 [ 265.524032] ? syscall_return_slowpath+0x5e0/0x5e0 [ 265.528965] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.533814] ? trace_hardirqs_on_caller+0x310/0x310 [ 265.538832] ? trace_hardirqs_off+0x310/0x310 [ 265.543335] ? prepare_exit_to_usermode+0x291/0x3b0 [ 265.548357] ? page_fault+0x8/0x30 [ 265.551903] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.556752] ? page_fault+0x8/0x30 [ 265.560293] page_fault+0x1e/0x30 [ 265.563747] RIP: 0033:0x45ddf3 [ 265.566944] Code: Bad RIP value. [ 265.570306] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 265.575677] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 265.582947] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 265.590218] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 265.597485] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 265.604759] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 265.612059] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 265.612132] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 265.618901] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 265.618910] Call Trace: [ 265.625480] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 265.634751] dump_stack+0x1c4/0x2b6 [ 265.637309] syz-fuzzer cpuset= [ 265.647542] ? dump_stack_print_info.cold.1+0x20/0x20 [ 265.651139] / [ 265.654339] warn_alloc.cold.119+0xb7/0x1bd [ 265.659525] mems_allowed=0 [ 265.661254] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 265.673362] ? lock_downgrade+0x900/0x900 [ 265.677558] ? trace_hardirqs_off+0xb8/0x310 [ 265.681976] ? trace_hardirqs_off+0xb8/0x310 [ 265.686397] __alloc_pages_slowpath+0x265e/0x2d70 [ 265.691276] ? warn_alloc+0x120/0x120 [ 265.695086] ? warn_alloc+0x120/0x120 [ 265.698908] ? print_usage_bug+0xc0/0xc0 [ 265.702984] ? warn_alloc+0x120/0x120 [ 265.706790] ? print_usage_bug+0xc0/0xc0 [ 265.711372] ? __lock_acquire+0x7ec/0x4ec0 [ 265.715609] ? __lock_acquire+0x7ec/0x4ec0 [ 265.719858] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.725402] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 265.730943] ? should_fail+0x22d/0xd01 [ 265.734836] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 265.739945] ? __lock_acquire+0x7ec/0x4ec0 [ 265.744186] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 265.749288] ? __lock_acquire+0x7ec/0x4ec0 [ 265.753548] ? should_fail+0x22d/0xd01 [ 265.757454] ? mark_held_locks+0x130/0x130 [ 265.761700] ? mark_held_locks+0x130/0x130 [ 265.765942] ? graph_lock+0x170/0x170 [ 265.769745] ? print_usage_bug+0xc0/0xc0 [ 265.773810] ? graph_lock+0x170/0x170 [ 265.777612] ? print_usage_bug+0xc0/0xc0 [ 265.781676] ? wq_watchdog_touch+0x9c/0xfe [ 265.785914] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.791460] ? check_preemption_disabled+0x48/0x280 [ 265.796477] ? check_preemption_disabled+0x48/0x280 [ 265.801506] ? __lock_is_held+0xb5/0x140 [ 265.805597] __alloc_pages_nodemask+0xa80/0xde0 [ 265.810267] ? graph_lock+0x170/0x170 [ 265.814093] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 265.819108] ? graph_lock+0x170/0x170 [ 265.822923] ? find_held_lock+0x36/0x1c0 [ 265.826999] ? ____cache_alloc_node+0x1c7/0x1e0 [ 265.831670] ? lock_downgrade+0x900/0x900 [ 265.835842] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.841386] cache_grow_begin+0x91/0x8c0 [ 265.845453] ? do_raw_spin_unlock+0xa7/0x330 [ 265.849875] fallback_alloc+0x203/0x2e0 [ 265.853862] ____cache_alloc_node+0x1c7/0x1e0 [ 265.858364] kmem_cache_alloc_node+0xe3/0x730 [ 265.862862] ? ipv6_get_ifaddr+0x42e/0x620 [ 265.867112] __alloc_skb+0x119/0x770 [ 265.870840] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 265.876122] ? skb_scrub_packet+0x490/0x490 [ 265.880449] ? lock_downgrade+0x900/0x900 [ 265.884612] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.890156] ? refcount_sub_and_test_checked+0x203/0x310 [ 265.895615] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 265.901075] ? addrconf_rs_timer+0x690/0x690 [ 265.905496] ndisc_alloc_skb+0x144/0x340 [ 265.909582] ndisc_send_rs+0x331/0x6e0 [ 265.913479] addrconf_rs_timer+0x314/0x690 [ 265.917724] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 265.921974] call_timer_fn+0x272/0x920 [ 265.925862] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 265.930102] ? process_timeout+0x40/0x40 [ 265.934162] ? find_held_lock+0x36/0x1c0 [ 265.938233] ? __run_timers+0x7da/0xc70 [ 265.942213] ? _raw_spin_unlock_irq+0x27/0x80 [ 265.946720] ? _raw_spin_unlock_irq+0x27/0x80 [ 265.951219] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 265.955457] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 265.960041] ? trace_hardirqs_on+0xbd/0x310 [ 265.964367] ? kasan_check_read+0x11/0x20 [ 265.968531] ? __run_timers+0x7da/0xc70 [ 265.972523] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 265.977987] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 265.982229] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 265.986468] __run_timers+0x7e5/0xc70 [ 265.990293] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 265.995664] ? _raw_spin_unlock_irq+0x27/0x80 [ 266.000164] ? _raw_spin_unlock_irq+0x27/0x80 [ 266.004675] ? lockdep_hardirqs_on+0x421/0x5c0 [ 266.009264] ? trace_hardirqs_on+0xbd/0x310 [ 266.013596] ? kasan_check_read+0x11/0x20 [ 266.017747] ? finish_task_switch+0x1f4/0x910 [ 266.022265] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 266.027717] ? compat_start_thread+0x80/0x80 [ 266.032130] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.037674] ? _raw_spin_unlock_irq+0x60/0x80 [ 266.042178] ? pvclock_read_flags+0x160/0x160 [ 266.046675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.052221] ? check_preemption_disabled+0x48/0x280 [ 266.057250] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 266.062791] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 266.068082] ? rcu_pm_notify+0xc0/0xc0 [ 266.071975] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.077530] ? check_preemption_disabled+0x48/0x280 [ 266.082566] run_timer_softirq+0x52/0xb0 [ 266.086633] ? rcu_read_lock_sched_held+0x108/0x120 [ 266.091655] __do_softirq+0x30c/0xb03 [ 266.095460] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 266.100230] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 266.105332] ? trace_hardirqs_off+0x310/0x310 [ 266.109838] ? schedule+0x108/0x460 [ 266.113480] ? trace_hardirqs_off+0xb8/0x310 [ 266.117897] ? smpboot_thread_fn+0x68b/0xa00 [ 266.122330] ? trace_hardirqs_on+0x310/0x310 [ 266.126745] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 266.132284] ? check_preemption_disabled+0x48/0x280 [ 266.137308] ? takeover_tasklets+0xa90/0xa90 [ 266.141722] run_ksoftirqd+0x94/0x100 [ 266.145540] smpboot_thread_fn+0x68b/0xa00 [ 266.149781] ? sort_range+0x30/0x30 [ 266.153415] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 266.158534] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 266.164078] ? __kthread_parkme+0xfb/0x1a0 [ 266.168320] kthread+0x35a/0x420 [ 266.171692] ? sort_range+0x30/0x30 [ 266.175332] ? kthread_bind+0x40/0x40 [ 266.179140] ret_from_fork+0x3a/0x50 [ 266.182869] warn_alloc_show_mem: 1 callbacks suppressed [ 266.182881] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 266.182882] Mem-Info: [ 266.182915] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 266.182915] active_file:12 inactive_file:13 isolated_file:0 [ 266.182915] unevictable:0 dirty:0 writeback:0 unstable:0 [ 266.182915] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 266.182915] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 266.182915] free:13778 free_pcp:148 free_cma:0 [ 266.188257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 266.195275] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 266.197675] Call Trace: [ 266.230555] Node 0 [ 266.239901] <IRQ> [ 266.267416] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 266.269981] dump_stack+0x1c4/0x2b6 [ 266.272185] lowmem_reserve[]: 0 [ 266.274344] ? dump_stack_print_info.cold.1+0x20/0x20 [ 266.299820] 2819 [ 266.303451] warn_alloc.cold.119+0xb7/0x1bd [ 266.306698] 6323 [ 266.311885] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 266.313925] 6323 [ 266.318245] ? lock_downgrade+0x900/0x900 [ 266.325120] ? trace_hardirqs_off+0xb8/0x310 [ 266.327158] Node 0 [ 266.331305] ? trace_hardirqs_off+0xb8/0x310 [ 266.335716] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 266.337929] __alloc_pages_slowpath+0x265e/0x2d70 [ 266.342300] lowmem_reserve[]: 0 [ 266.369577] ? warn_alloc+0x120/0x120 [ 266.374372] 0 [ 266.377651] ? trace_hardirqs_on+0x310/0x310 [ 266.381428] 3503 [ 266.383225] ? warn_alloc+0x120/0x120 [ 266.387613] 3503 [ 266.389673] ? print_usage_bug+0xc0/0xc0 [ 266.395509] ? warn_alloc+0x120/0x120 [ 266.399561] Node 0 [ 266.403350] ? ktime_get+0x2e1/0x440 [ 266.403386] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 266.405595] ? print_usage_bug+0xc0/0xc0 [ 266.409289] lowmem_reserve[]: [ 266.437408] ? __lock_acquire+0x7ec/0x4ec0 [ 266.441457] 0 [ 266.444561] ? __lock_acquire+0x7ec/0x4ec0 [ 266.448771] 0 [ 266.450573] ? kasan_check_read+0x11/0x20 [ 266.454774] 0 0 [ 266.456587] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 266.462684] ? should_fail+0x22d/0xd01 [ 266.468195] Node 0 [ 266.472074] ? rcu_bh_qs+0xc0/0xc0 [ 266.472084] DMA: [ 266.474318] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 266.477837] 1*4kB [ 266.479897] ? __lock_acquire+0x7ec/0x4ec0 [ 266.484979] (U) [ 266.487152] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 266.491358] 0*8kB [ 266.493324] ? __lock_acquire+0x7ec/0x4ec0 [ 266.493339] ? should_fail+0x22d/0xd01 [ 266.498434] 0*16kB [ 266.500593] ? rcu_idle_enter+0x4b0/0x4b0 [ 266.504832] 1*32kB [ 266.508717] ? mark_held_locks+0x130/0x130 [ 266.510927] (U) [ 266.515071] ? mark_held_locks+0x130/0x130 [ 266.517286] 2*64kB [ 266.521527] ? mark_held_locks+0xc7/0x130 [ 266.523483] (U) [ 266.527718] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 266.529930] 1*128kB [ 266.534070] ? graph_lock+0x170/0x170 [ 266.536026] (U) [ 266.541062] ? print_usage_bug+0xc0/0xc0 [ 266.543369] 1*256kB [ 266.547167] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.549124] (U) [ 266.553182] ? check_preemption_disabled+0x48/0x280 [ 266.555484] 0*512kB [ 266.561019] ? check_preemption_disabled+0x48/0x280 [ 266.562970] 1*1024kB (U) [ 266.567993] ? __lock_is_held+0xb5/0x140 [ 266.570298] 1*2048kB (M) [ 266.575320] __alloc_pages_nodemask+0xa80/0xde0 [ 266.578082] 3*4096kB [ 266.582134] ? graph_lock+0x170/0x170 [ 266.584868] (M) [ 266.589547] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 266.591938] = 15908kB [ 266.595729] ? graph_lock+0x170/0x170 [ 266.597683] Node 0 [ 266.602698] ? find_held_lock+0x36/0x1c0 [ 266.605074] DMA32: 3*4kB [ 266.608895] ? ____cache_alloc_node+0x1c7/0x1e0 [ 266.611095] (M) 2*8kB [ 266.615160] ? lock_downgrade+0x900/0x900 [ 266.617893] (UM) [ 266.622564] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.625030] 3*16kB (UM) [ 266.629186] cache_grow_begin+0x91/0x8c0 [ 266.631226] 3*32kB [ 266.636760] ? do_raw_spin_unlock+0xa7/0x330 [ 266.639408] (UM) [ 266.643465] fallback_alloc+0x203/0x2e0 [ 266.645679] 5*64kB [ 266.650083] ____cache_alloc_node+0x1c7/0x1e0 [ 266.652120] (UM) [ 266.656094] kmem_cache_alloc_node+0xe3/0x730 [ 266.658315] 3*128kB [ 266.662830] ? ipv6_get_ifaddr+0x42e/0x620 [ 266.664868] (M) [ 266.669361] __alloc_skb+0x119/0x770 [ 266.671655] 3*256kB (M) [ 266.675894] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 266.677845] 4*512kB [ 266.681560] ? skb_scrub_packet+0x490/0x490 [ 266.684212] (UM) [ 266.689480] ? lock_downgrade+0x900/0x900 [ 266.691785] 3*1024kB [ 266.696107] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.698145] (UM) [ 266.702291] ? refcount_sub_and_test_checked+0x203/0x310 [ 266.704670] 1*2048kB (M) [ 266.710217] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 266.712255] 4*4096kB (M) [ 266.717730] ? addrconf_rs_timer+0x690/0x690 [ 266.720467] = 25196kB [ 266.725924] ndisc_alloc_skb+0x144/0x340 [ 266.728648] Node 0 [ 266.733052] ndisc_send_rs+0x331/0x6e0 [ 266.735436] Normal: 1032*4kB [ 266.739500] addrconf_rs_timer+0x314/0x690 [ 266.741718] (ME) [ 266.745622] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.748704] 425*8kB [ 266.752943] call_timer_fn+0x272/0x920 [ 266.754972] (UME) [ 266.759203] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.761511] 181*16kB [ 266.765398] ? process_timeout+0x40/0x40 [ 266.767539] (UME) [ 266.771772] ? find_held_lock+0x36/0x1c0 [ 266.774171] 72*32kB [ 266.778228] ? mark_held_locks+0xc7/0x130 [ 266.780350] (UME) [ 266.784413] ? _raw_spin_unlock_irq+0x27/0x80 [ 266.786713] 20*64kB [ 266.790854] ? _raw_spin_unlock_irq+0x27/0x80 [ 266.792979] (UM) [ 266.797473] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.799779] 0*128kB [ 266.804267] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 266.806307] 0*256kB [ 266.810547] ? trace_hardirqs_on+0xbd/0x310 [ 266.812850] 0*512kB [ 266.817432] ? kasan_check_read+0x11/0x20 [ 266.819730] 0*1024kB [ 266.824052] ? __run_timers+0x7da/0xc70 [ 266.826351] 0*2048kB [ 266.830493] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 266.832878] 0*4096kB [ 266.836858] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.839247] = 14008kB [ 266.845213] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.847610] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 266.851834] __run_timers+0x7e5/0xc70 [ 266.854229] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 266.858464] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 266.867269] 144 total pagecache pages [ 266.871065] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 266.879623] 0 pages in swap cache [ 266.884977] ? graph_lock+0x170/0x170 [ 266.888757] Swap cache stats: add 0, delete 0, find 0/0 [ 266.893767] ? print_usage_bug+0xc0/0xc0 [ 266.897196] Free swap = 0kB [ 266.900994] ? enqueue_hrtimer+0x1a5/0x560 [ 266.906333] Total swap = 0kB [ 266.910388] ? lock_release+0x970/0x970 [ 266.913383] 1965979 pages RAM [ 266.917820] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 266.920810] 0 pages HighMem/MovableOnly [ 266.920819] 342306 pages reserved [ 266.924793] ? find_held_lock+0x36/0x1c0 [ 266.927872] 0 pages cma reserved [ 266.933060] ? graph_lock+0x170/0x170 [ 266.937089] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 266.940473] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.940490] ? check_preemption_disabled+0x48/0x280 [ 266.940524] ? __lock_is_held+0xb5/0x140 [ 266.944633] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 266.947936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.951714] ksoftirqd/0 cpuset= [ 266.958201] ? check_preemption_disabled+0x48/0x280 [ 266.963712] / [ 266.968732] run_timer_softirq+0x52/0xb0 [ 266.972789] mems_allowed=0 [ 266.983098] ? rcu_read_lock_sched_held+0x108/0x120 [ 267.010568] __do_softirq+0x30c/0xb03 [ 267.014385] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 267.019501] ? pvclock_read_flags+0x160/0x160 [ 267.024008] ? lapic_next_event+0x5a/0x90 [ 267.028168] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.033711] ? check_preemption_disabled+0x48/0x280 [ 267.038737] ? check_preemption_disabled+0x48/0x280 [ 267.044110] ? kvm_clock_read+0x18/0x30 [ 267.048093] ? kvm_sched_clock_read+0x9/0x20 [ 267.052506] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.058062] ? check_preemption_disabled+0x48/0x280 [ 267.063098] irq_exit+0x17f/0x1c0 [ 267.066560] smp_apic_timer_interrupt+0x1cb/0x760 [ 267.071404] ? smp_reschedule_interrupt+0x109/0x650 [ 267.076429] ? smp_call_function_single_interrupt+0x650/0x650 [ 267.082321] ? interrupt_entry+0xb5/0xf0 [ 267.086385] ? trace_hardirqs_off_caller+0xbb/0x310 [ 267.091404] ? trace_hardirqs_off_caller+0xbb/0x310 [ 267.096428] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 267.101273] ? trace_hardirqs_on_caller+0x310/0x310 [ 267.106290] ? trace_hardirqs_on_caller+0x310/0x310 [ 267.111315] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.116864] ? check_preemption_disabled+0x48/0x280 [ 267.121884] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.127432] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 267.132291] apic_timer_interrupt+0xf/0x20 [ 267.136533] </IRQ> [ 267.138781] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 267.144234] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 267.163140] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 267.170854] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 267.178124] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 267.185394] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 267.192665] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 267.199937] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 267.207227] ? shrink_node_memcg+0x724/0x18e0 [ 267.211727] ? shrink_node_memcg+0x72e/0x18e0 [ 267.216235] shrink_node_memcg+0x72e/0x18e0 [ 267.220582] ? shrink_active_list+0x1c20/0x1c20 [ 267.225263] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 267.230887] ? graph_lock+0x170/0x170 [ 267.234695] ? mem_cgroup_charge_statistics+0x780/0x780 [ 267.240062] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.245612] ? print_usage_bug+0xc0/0xc0 [ 267.249695] shrink_node+0x3bc/0x16b0 [ 267.253497] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 267.258810] ? shrink_node_memcg+0x18e0/0x18e0 [ 267.263395] ? lockdep_hardirqs_on+0x421/0x5c0 [ 267.267985] ? trace_hardirqs_on+0xbd/0x310 [ 267.272310] ? vmpressure+0x271/0x340 [ 267.276119] ? do_raw_spin_unlock+0xa7/0x330 [ 267.280538] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 267.285135] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 267.290675] ? __cpuset_node_allowed+0x19b/0x660 [ 267.295436] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 267.301152] ? vmpressure+0x1a2/0x340 [ 267.304966] do_try_to_free_pages+0x3e7/0x1290 [ 267.309576] ? shrink_node+0x16b0/0x16b0 [ 267.313642] ? __lock_is_held+0xb5/0x140 [ 267.317721] try_to_free_pages+0x4d0/0xb90 [ 267.321964] ? do_try_to_free_pages+0x1290/0x1290 [ 267.326809] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.332360] ? lock_acquire+0x1ed/0x520 [ 267.336335] ? set_page_refcounted+0x280/0x280 [ 267.340928] ? lock_release+0x970/0x970 [ 267.344910] ? ___might_sleep+0x1ed/0x300 [ 267.349065] ? arch_local_save_flags+0x40/0x40 [ 267.353666] __alloc_pages_slowpath+0x9c4/0x2d70 [ 267.358461] ? warn_alloc+0x120/0x120 [ 267.362262] ? __radix_tree_lookup+0x4c0/0x4c0 [ 267.366864] ? find_get_entry+0x2f2/0xc40 [ 267.371024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.376578] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 267.381513] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.387064] ? should_fail+0x22d/0xd01 [ 267.390962] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 267.396066] ? __lock_is_held+0xb5/0x140 [ 267.400157] ? __lock_is_held+0xb5/0x140 [ 267.404230] ? find_held_lock+0x36/0x1c0 [ 267.408303] ? ___might_sleep+0x1ed/0x300 [ 267.412455] ? lock_release+0x970/0x970 [ 267.416436] ? arch_local_save_flags+0x40/0x40 [ 267.421037] ? __might_sleep+0x95/0x190 [ 267.425032] __alloc_pages_nodemask+0xa80/0xde0 [ 267.429714] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 267.434736] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 267.440542] ? kasan_check_read+0x11/0x20 [ 267.444699] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 267.450006] ? graph_lock+0x170/0x170 [ 267.453818] ? print_usage_bug+0xc0/0xc0 [ 267.457883] ? graph_lock+0x170/0x170 [ 267.461688] ? graph_lock+0x170/0x170 [ 267.465495] ? __do_page_cache_readahead+0x7ce/0x980 [ 267.470620] ? find_held_lock+0x36/0x1c0 [ 267.474694] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 267.480238] alloc_pages_current+0x10c/0x210 [ 267.484649] ? lock_downgrade+0x900/0x900 [ 267.488805] __page_cache_alloc+0x38f/0x5b0 [ 267.493132] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 267.498938] ? kasan_check_read+0x11/0x20 [ 267.503092] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 267.508378] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 267.513055] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.518599] ? check_preemption_disabled+0x48/0x280 [ 267.523627] filemap_fault+0x1594/0x25f0 [ 267.527706] ? __lock_page_or_retry+0xa00/0xa00 [ 267.532379] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 267.538181] ? kasan_check_read+0x11/0x20 [ 267.542333] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 267.547617] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 267.552724] ? rcu_bh_qs+0xc0/0xc0 [ 267.556269] ? trace_hardirqs_on+0xbd/0x310 [ 267.560595] ? kasan_check_read+0x11/0x20 [ 267.564747] ? __free_object+0x173/0x340 [ 267.568822] ? filemap_map_pages+0xdea/0x1980 [ 267.573329] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 267.578441] ? __free_object+0x173/0x340 [ 267.582509] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 267.587800] ? debug_object_free+0x325/0x690 [ 267.592212] ? find_get_pages_range_tag+0x1320/0x1320 [ 267.597410] ? graph_lock+0x170/0x170 [ 267.601224] ? kasan_check_read+0x11/0x20 [ 267.605381] ? debug_object_destroy+0x2b0/0x2b0 [ 267.610064] ? lock_acquire+0x1ed/0x520 [ 267.614050] ? ext4_filemap_fault+0x7a/0xad [ 267.618381] ? lock_release+0x970/0x970 [ 267.622359] ? arch_local_save_flags+0x40/0x40 [ 267.626947] ? futex_wait_setup+0x3e0/0x3e0 [ 267.631286] ? down_read+0xb0/0x1d0 [ 267.634916] ? ext4_filemap_fault+0x7a/0xad [ 267.639241] ? __down_interruptible+0x700/0x700 [ 267.643931] ext4_filemap_fault+0x82/0xad [ 267.648083] __do_fault+0x100/0x6b0 [ 267.651718] ? print_bad_pte+0x6c0/0x6c0 [ 267.655781] ? do_futex+0x249/0x26d0 [ 267.659498] ? finish_task_switch+0x1f4/0x910 [ 267.664007] ? _raw_spin_unlock_irq+0x27/0x80 [ 267.668507] ? pmd_val+0x88/0x100 [ 267.671972] ? add_mm_counter_fast+0xd0/0xd0 [ 267.676385] ? pmd_val+0x88/0x100 [ 267.679844] ? add_mm_counter_fast+0xd0/0xd0 [ 267.684262] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.689806] __handle_mm_fault+0x3709/0x53e0 [ 267.694227] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 267.699084] ? __switch_to_asm+0x34/0x70 [ 267.703156] ? graph_lock+0x170/0x170 [ 267.706958] ? print_usage_bug+0xc0/0xc0 [ 267.711222] ? __switch_to_asm+0x34/0x70 [ 267.715292] ? graph_lock+0x170/0x170 [ 267.719092] ? graph_lock+0x170/0x170 [ 267.722914] ? handle_mm_fault+0x42a/0xc70 [ 267.727157] ? lock_downgrade+0x900/0x900 [ 267.731309] ? check_preemption_disabled+0x48/0x280 [ 267.736345] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 267.742146] ? kasan_check_read+0x11/0x20 [ 267.746302] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 267.751585] ? rcu_bh_qs+0xc0/0xc0 [ 267.755129] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 267.760588] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.766131] ? check_preemption_disabled+0x48/0x280 [ 267.771161] handle_mm_fault+0x54f/0xc70 [ 267.775231] ? __handle_mm_fault+0x53e0/0x53e0 [ 267.779862] ? find_vma+0x34/0x190 [ 267.783411] __do_page_fault+0x67d/0xed0 [ 267.787485] ? mm_fault_error+0x380/0x380 [ 267.791644] ? trace_hardirqs_off+0xb8/0x310 [ 267.796059] ? trace_hardirqs_on+0x310/0x310 [ 267.800470] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 267.805835] ? trace_hardirqs_on+0x310/0x310 [ 267.810256] do_page_fault+0xf2/0x7e0 [ 267.814067] ? vmalloc_sync_all+0x30/0x30 [ 267.818222] ? error_entry+0x70/0xd0 [ 267.821940] ? trace_hardirqs_off_caller+0xbb/0x310 [ 267.826959] ? trace_hardirqs_on_caller+0xc0/0x310 [ 267.831890] ? syscall_return_slowpath+0x5e0/0x5e0 [ 267.836820] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 267.841671] ? trace_hardirqs_on_caller+0x310/0x310 [ 267.846687] ? trace_hardirqs_off+0x310/0x310 [ 267.851208] ? prepare_exit_to_usermode+0x291/0x3b0 [ 267.856228] ? page_fault+0x8/0x30 [ 267.859786] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 267.864637] ? page_fault+0x8/0x30 [ 267.868180] page_fault+0x1e/0x30 [ 267.871634] RIP: 0033:0x45ddf3 [ 267.874837] Code: Bad RIP value. [ 267.878201] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 267.883577] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 267.890848] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 267.898116] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 267.905389] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 267.912671] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 267.919967] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 267.920085] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 267.926823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 267.926832] Call Trace: [ 267.933427] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 267.942666] dump_stack+0x1c4/0x2b6 [ 267.945269] syz-fuzzer cpuset= [ 267.955504] ? dump_stack_print_info.cold.1+0x20/0x20 [ 267.959112] / [ 267.962312] warn_alloc.cold.119+0xb7/0x1bd [ 267.967474] mems_allowed=0 [ 267.969202] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 267.981286] ? lock_downgrade+0x900/0x900 [ 267.985444] ? trace_hardirqs_off+0xb8/0x310 [ 267.989873] ? trace_hardirqs_off+0xb8/0x310 [ 267.994292] __alloc_pages_slowpath+0x265e/0x2d70 [ 267.999160] ? warn_alloc+0x120/0x120 [ 268.002996] ? warn_alloc+0x120/0x120 [ 268.006802] ? print_usage_bug+0xc0/0xc0 [ 268.010866] ? warn_alloc+0x120/0x120 [ 268.014669] ? print_usage_bug+0xc0/0xc0 [ 268.018734] ? __lock_acquire+0x7ec/0x4ec0 [ 268.022971] ? __lock_acquire+0x7ec/0x4ec0 [ 268.027227] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.032766] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.038306] ? should_fail+0x22d/0xd01 [ 268.042203] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 268.047320] ? __lock_acquire+0x7ec/0x4ec0 [ 268.051564] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 268.056672] ? __lock_acquire+0x7ec/0x4ec0 [ 268.060907] ? should_fail+0x22d/0xd01 [ 268.064807] ? mark_held_locks+0x130/0x130 [ 268.069049] ? mark_held_locks+0x130/0x130 [ 268.073290] ? graph_lock+0x170/0x170 [ 268.077094] ? print_usage_bug+0xc0/0xc0 [ 268.081174] ? graph_lock+0x170/0x170 [ 268.085009] ? print_usage_bug+0xc0/0xc0 [ 268.089076] ? wq_watchdog_touch+0x9c/0xfe [ 268.093314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.098862] ? check_preemption_disabled+0x48/0x280 [ 268.103879] ? check_preemption_disabled+0x48/0x280 [ 268.108911] ? __lock_is_held+0xb5/0x140 [ 268.112981] __alloc_pages_nodemask+0xa80/0xde0 [ 268.117667] ? graph_lock+0x170/0x170 [ 268.121486] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 268.126522] ? graph_lock+0x170/0x170 [ 268.130345] ? find_held_lock+0x36/0x1c0 [ 268.134418] ? ____cache_alloc_node+0x1c7/0x1e0 [ 268.139089] ? lock_downgrade+0x900/0x900 [ 268.143251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.148796] cache_grow_begin+0x91/0x8c0 [ 268.152864] ? do_raw_spin_unlock+0xa7/0x330 [ 268.157281] fallback_alloc+0x203/0x2e0 [ 268.161294] ____cache_alloc_node+0x1c7/0x1e0 [ 268.165820] kmem_cache_alloc_node+0xe3/0x730 [ 268.170339] ? ipv6_get_ifaddr+0x42e/0x620 [ 268.174598] __alloc_skb+0x119/0x770 [ 268.178326] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 268.183609] ? skb_scrub_packet+0x490/0x490 [ 268.187980] ? lock_downgrade+0x900/0x900 [ 268.192167] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.197709] ? refcount_sub_and_test_checked+0x203/0x310 [ 268.203163] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 268.208612] ? addrconf_rs_timer+0x690/0x690 [ 268.213036] ndisc_alloc_skb+0x144/0x340 [ 268.217108] ndisc_send_rs+0x331/0x6e0 [ 268.221003] addrconf_rs_timer+0x314/0x690 [ 268.225250] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.229498] call_timer_fn+0x272/0x920 [ 268.233412] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.237650] ? process_timeout+0x40/0x40 [ 268.241715] ? find_held_lock+0x36/0x1c0 [ 268.245787] ? __run_timers+0x7da/0xc70 [ 268.249766] ? _raw_spin_unlock_irq+0x27/0x80 [ 268.254264] ? _raw_spin_unlock_irq+0x27/0x80 [ 268.258764] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.263025] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 268.267611] ? trace_hardirqs_on+0xbd/0x310 [ 268.271936] ? kasan_check_read+0x11/0x20 [ 268.276099] ? __run_timers+0x7da/0xc70 [ 268.280080] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 268.285554] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.289800] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.294044] __run_timers+0x7e5/0xc70 [ 268.297860] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 268.303229] ? _raw_spin_unlock_irq+0x27/0x80 [ 268.307728] ? _raw_spin_unlock_irq+0x27/0x80 [ 268.312225] ? lockdep_hardirqs_on+0x421/0x5c0 [ 268.316815] ? trace_hardirqs_on+0xbd/0x310 [ 268.321140] ? kasan_check_read+0x11/0x20 [ 268.325296] ? finish_task_switch+0x1f4/0x910 [ 268.329807] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 268.335269] ? compat_start_thread+0x80/0x80 [ 268.339682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.345229] ? _raw_spin_unlock_irq+0x60/0x80 [ 268.349735] ? pvclock_read_flags+0x160/0x160 [ 268.354232] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.359777] ? check_preemption_disabled+0x48/0x280 [ 268.364808] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 268.370349] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 268.375645] ? rcu_pm_notify+0xc0/0xc0 [ 268.379575] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.385119] ? check_preemption_disabled+0x48/0x280 [ 268.390149] run_timer_softirq+0x52/0xb0 [ 268.394224] ? rcu_read_lock_sched_held+0x108/0x120 [ 268.399247] __do_softirq+0x30c/0xb03 [ 268.403077] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 268.407861] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 268.412979] ? trace_hardirqs_off+0x310/0x310 [ 268.417484] ? schedule+0x108/0x460 [ 268.421132] ? trace_hardirqs_off+0xb8/0x310 [ 268.425559] ? smpboot_thread_fn+0x68b/0xa00 [ 268.429969] ? trace_hardirqs_on+0x310/0x310 [ 268.434384] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.439928] ? check_preemption_disabled+0x48/0x280 [ 268.444954] ? takeover_tasklets+0xa90/0xa90 [ 268.449369] run_ksoftirqd+0x94/0x100 [ 268.453176] smpboot_thread_fn+0x68b/0xa00 [ 268.457419] ? sort_range+0x30/0x30 [ 268.461056] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 268.466180] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.471722] ? __kthread_parkme+0xfb/0x1a0 [ 268.475980] kthread+0x35a/0x420 [ 268.479347] ? sort_range+0x30/0x30 [ 268.482978] ? kthread_bind+0x40/0x40 [ 268.486791] ret_from_fork+0x3a/0x50 [ 268.490534] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 268.490539] warn_alloc_show_mem: 1 callbacks suppressed [ 268.490546] Mem-Info: [ 268.497559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 268.502927] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 268.502927] active_file:12 inactive_file:13 isolated_file:0 [ 268.502927] unevictable:0 dirty:0 writeback:0 unstable:0 [ 268.502927] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 268.502927] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 268.502927] free:13778 free_pcp:148 free_cma:0 [ 268.505299] Call Trace: [ 268.514691] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 268.547548] <IRQ> [ 268.550123] Node 0 [ 268.577624] dump_stack+0x1c4/0x2b6 [ 268.579776] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 268.581985] ? dump_stack_print_info.cold.1+0x20/0x20 [ 268.585590] lowmem_reserve[]: [ 268.611094] warn_alloc.cold.119+0xb7/0x1bd [ 268.616249] 0 [ 268.619348] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 268.623646] 2819 [ 268.625457] ? lock_downgrade+0x900/0x900 [ 268.630270] 6323 [ 268.632331] ? trace_hardirqs_off+0xb8/0x310 [ 268.636449] 6323 [ 268.638507] ? trace_hardirqs_off+0xb8/0x310 [ 268.644963] __alloc_pages_slowpath+0x265e/0x2d70 [ 268.649347] Node 0 DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 268.654227] ? warn_alloc+0x120/0x120 [ 268.654244] ? trace_hardirqs_on+0x310/0x310 [ 268.682075] lowmem_reserve[]: 0 [ 268.685894] ? warn_alloc+0x120/0x120 [ 268.690276] 0 [ 268.693558] ? print_usage_bug+0xc0/0xc0 [ 268.697332] 3503 [ 268.699131] ? warn_alloc+0x120/0x120 [ 268.703170] 3503 [ 268.705240] ? ktime_get+0x2e1/0x440 [ 268.711130] ? print_usage_bug+0xc0/0xc0 [ 268.714837] Node 0 Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 268.718923] ? __lock_acquire+0x7ec/0x4ec0 [ 268.718939] ? __lock_acquire+0x7ec/0x4ec0 [ 268.747627] lowmem_reserve[]: 0 [ 268.751876] ? kasan_check_read+0x11/0x20 [ 268.756100] 0 [ 268.759375] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.763494] 0 [ 268.765301] ? should_fail+0x22d/0xd01 [ 268.770804] 0 [ 268.772620] ? rcu_bh_qs+0xc0/0xc0 [ 268.776481] Node 0 [ 268.778329] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 268.781859] DMA: [ 268.784103] ? __lock_acquire+0x7ec/0x4ec0 [ 268.789180] 1*4kB [ 268.791236] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 268.795447] (U) [ 268.797606] ? __lock_acquire+0x7ec/0x4ec0 [ 268.802690] 0*8kB [ 268.804660] ? should_fail+0x22d/0xd01 [ 268.808885] 0*16kB [ 268.811039] ? rcu_idle_enter+0x4b0/0x4b0 [ 268.814895] 1*32kB [ 268.817132] ? mark_held_locks+0x130/0x130 [ 268.821250] (U) [ 268.823503] ? mark_held_locks+0x130/0x130 [ 268.827727] 2*64kB [ 268.829698] ? mark_held_locks+0xc7/0x130 [ 268.833905] (U) 1*128kB [ 268.836147] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 268.840397] (U) 1*256kB [ 268.843073] ? graph_lock+0x170/0x170 [ 268.848065] (U) [ 268.850732] ? print_usage_bug+0xc0/0xc0 [ 268.854513] 0*512kB [ 268.856496] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.860536] 1*1024kB [ 268.862861] ? check_preemption_disabled+0x48/0x280 [ 268.868372] (U) [ 268.870779] ? check_preemption_disabled+0x48/0x280 [ 268.875773] 1*2048kB [ 268.877762] ? __lock_is_held+0xb5/0x140 [ 268.882759] (M) [ 268.885175] __alloc_pages_nodemask+0xa80/0xde0 [ 268.889232] 3*4096kB [ 268.891201] ? graph_lock+0x170/0x170 [ 268.895848] (M) [ 268.898253] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 268.902038] = 15908kB [ 268.904010] ? graph_lock+0x170/0x170 [ 268.909004] Node 0 [ 268.911421] ? find_held_lock+0x36/0x1c0 [ 268.915190] DMA32: [ 268.917427] ? ____cache_alloc_node+0x1c7/0x1e0 [ 268.921457] 3*4kB [ 268.923691] ? lock_downgrade+0x900/0x900 [ 268.928339] (M) [ 268.930490] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.934611] 2*8kB [ 268.936583] cache_grow_begin+0x91/0x8c0 [ 268.942092] (UM) [ 268.944242] ? do_raw_spin_unlock+0xa7/0x330 [ 268.948282] 3*16kB [ 268.950342] fallback_alloc+0x203/0x2e0 [ 268.954722] (UM) [ 268.956969] ____cache_alloc_node+0x1c7/0x1e0 [ 268.960919] 3*32kB [ 268.962976] kmem_cache_alloc_node+0xe3/0x730 [ 268.967442] (UM) [ 268.969689] ? ipv6_get_ifaddr+0x42e/0x620 [ 268.974158] 5*64kB [ 268.976248] __alloc_skb+0x119/0x770 [ 268.980451] (UM) [ 268.982686] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 268.986372] 3*128kB [ 268.988428] ? skb_scrub_packet+0x490/0x490 [ 268.993683] (M) [ 268.996005] ? lock_downgrade+0x900/0x900 [ 269.000320] 3*256kB [ 269.002290] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.006410] (M) [ 269.008734] ? refcount_sub_and_test_checked+0x203/0x310 [ 269.014249] 4*512kB [ 269.016222] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 269.021650] (UM) [ 269.023967] ? addrconf_rs_timer+0x690/0x690 [ 269.029404] 3*1024kB [ 269.031468] ndisc_alloc_skb+0x144/0x340 [ 269.035846] (UM) [ 269.038249] ndisc_send_rs+0x331/0x6e0 [ 269.042285] 1*2048kB [ 269.044341] addrconf_rs_timer+0x314/0x690 [ 269.048206] (M) [ 269.050615] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 269.054824] 4*4096kB [ 269.056804] call_timer_fn+0x272/0x920 [ 269.061025] (M) [ 269.063433] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 269.067298] = 25196kB [ 269.069282] ? process_timeout+0x40/0x40 [ 269.073501] Node 0 [ 269.075927] ? find_held_lock+0x36/0x1c0 [ 269.079964] Normal: [ 269.082214] ? mark_held_locks+0xc7/0x130 [ 269.086251] 1032*4kB [ 269.088575] ? _raw_spin_unlock_irq+0x27/0x80 [ 269.092698] (ME) [ 269.095106] ? _raw_spin_unlock_irq+0x27/0x80 [ 269.099582] 425*8kB [ 269.101637] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 269.106108] (UME) [ 269.108430] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 269.112640] 181*16kB [ 269.114806] ? trace_hardirqs_on+0xbd/0x310 [ 269.119367] (UME) [ 269.121774] ? kasan_check_read+0x11/0x20 [ 269.126076] 72*32kB [ 269.128221] ? __run_timers+0x7da/0xc70 [ 269.132340] (UME) [ 269.134663] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 269.138614] 20*64kB [ 269.140769] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 269.146188] (UM) [ 269.148506] __run_timers+0x7e5/0xc70 [ 269.152728] 0*128kB [ 269.154793] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 269.158561] 0*256kB [ 269.160881] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 269.166236] 0*512kB [ 269.168566] ? graph_lock+0x170/0x170 [ 269.173610] 0*1024kB [ 269.175927] ? print_usage_bug+0xc0/0xc0 [ 269.179709] 0*2048kB [ 269.182128] ? enqueue_hrtimer+0x1a5/0x560 [ 269.186181] 0*4096kB [ 269.188588] ? lock_release+0x970/0x970 [ 269.192797] = 14008kB [ 269.195201] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 269.199160] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 269.201560] ? find_held_lock+0x36/0x1c0 [ 269.206728] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 269.215572] ? graph_lock+0x170/0x170 [ 269.219626] 144 total pagecache pages [ 269.228194] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.231978] 0 pages in swap cache [ 269.235768] ? check_preemption_disabled+0x48/0x280 [ 269.241280] Swap cache stats: add 0, delete 0, find 0/0 [ 269.244740] ? __lock_is_held+0xb5/0x140 [ 269.249730] Free swap = 0kB [ 269.255085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.259117] Total swap = 0kB [ 269.259125] 1965979 pages RAM [ 269.262153] ? check_preemption_disabled+0x48/0x280 [ 269.267665] 0 pages HighMem/MovableOnly [ 269.270683] run_timer_softirq+0x52/0xb0 [ 269.273764] 342306 pages reserved [ 269.278787] ? rcu_read_lock_sched_held+0x108/0x120 [ 269.282737] 0 pages cma reserved [ 269.286792] __do_softirq+0x30c/0xb03 [ 269.290292] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 269.295235] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 269.298635] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 269.302384] ? pvclock_read_flags+0x160/0x160 [ 269.308869] ksoftirqd/0 cpuset= [ 269.313976] ? lapic_next_event+0x5a/0x90 [ 269.324263] / [ 269.328761] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.332053] mems_allowed=0 [ 269.336193] ? check_preemption_disabled+0x48/0x280 [ 269.351343] ? check_preemption_disabled+0x48/0x280 [ 269.356370] ? kvm_clock_read+0x18/0x30 [ 269.360346] ? kvm_sched_clock_read+0x9/0x20 [ 269.364770] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.370308] ? check_preemption_disabled+0x48/0x280 [ 269.375344] irq_exit+0x17f/0x1c0 [ 269.378816] smp_apic_timer_interrupt+0x1cb/0x760 [ 269.383662] ? smp_reschedule_interrupt+0x109/0x650 [ 269.388685] ? smp_call_function_single_interrupt+0x650/0x650 [ 269.394574] ? interrupt_entry+0xb5/0xf0 [ 269.398640] ? trace_hardirqs_off_caller+0xbb/0x310 [ 269.403660] ? trace_hardirqs_off_caller+0xbb/0x310 [ 269.408695] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 269.413549] ? trace_hardirqs_on_caller+0x310/0x310 [ 269.418572] ? trace_hardirqs_on_caller+0x310/0x310 [ 269.423593] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.429137] ? check_preemption_disabled+0x48/0x280 [ 269.434160] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.439709] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 269.444561] apic_timer_interrupt+0xf/0x20 [ 269.448793] </IRQ> [ 269.451040] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 269.456493] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 269.475401] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 269.483116] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 269.490388] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 269.497655] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 269.504922] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 269.512187] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 269.519476] ? shrink_node_memcg+0x724/0x18e0 [ 269.523975] ? shrink_node_memcg+0x72e/0x18e0 [ 269.528479] shrink_node_memcg+0x72e/0x18e0 [ 269.532823] ? shrink_active_list+0x1c20/0x1c20 [ 269.537507] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 269.543144] ? graph_lock+0x170/0x170 [ 269.546964] ? mem_cgroup_charge_statistics+0x780/0x780 [ 269.552361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.557912] ? print_usage_bug+0xc0/0xc0 [ 269.562041] shrink_node+0x3bc/0x16b0 [ 269.565867] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 269.571201] ? shrink_node_memcg+0x18e0/0x18e0 [ 269.575782] ? lockdep_hardirqs_on+0x421/0x5c0 [ 269.580371] ? trace_hardirqs_on+0xbd/0x310 [ 269.584701] ? vmpressure+0x271/0x340 [ 269.588524] ? do_raw_spin_unlock+0xa7/0x330 [ 269.592936] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 269.597540] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 269.603089] ? __cpuset_node_allowed+0x19b/0x660 [ 269.607853] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 269.613571] ? vmpressure+0x1a2/0x340 [ 269.617390] do_try_to_free_pages+0x3e7/0x1290 [ 269.621992] ? shrink_node+0x16b0/0x16b0 [ 269.626067] ? __lock_is_held+0xb5/0x140 [ 269.630144] try_to_free_pages+0x4d0/0xb90 [ 269.634388] ? do_try_to_free_pages+0x1290/0x1290 [ 269.639231] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.644788] ? lock_acquire+0x1ed/0x520 [ 269.648764] ? set_page_refcounted+0x280/0x280 [ 269.653359] ? lock_release+0x970/0x970 [ 269.657344] ? ___might_sleep+0x1ed/0x300 [ 269.661495] ? arch_local_save_flags+0x40/0x40 [ 269.666107] __alloc_pages_slowpath+0x9c4/0x2d70 [ 269.670900] ? warn_alloc+0x120/0x120 [ 269.674704] ? __radix_tree_lookup+0x4c0/0x4c0 [ 269.679319] ? find_get_entry+0x2f2/0xc40 [ 269.683500] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.689053] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 269.693987] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.699535] ? should_fail+0x22d/0xd01 [ 269.703436] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 269.708680] ? __lock_is_held+0xb5/0x140 [ 269.712774] ? __lock_is_held+0xb5/0x140 [ 269.716846] ? find_held_lock+0x36/0x1c0 [ 269.720916] ? ___might_sleep+0x1ed/0x300 [ 269.725059] ? lock_release+0x970/0x970 [ 269.729042] ? arch_local_save_flags+0x40/0x40 [ 269.733642] ? __might_sleep+0x95/0x190 [ 269.737628] __alloc_pages_nodemask+0xa80/0xde0 [ 269.742307] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 269.747331] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 269.753132] ? kasan_check_read+0x11/0x20 [ 269.757284] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 269.762570] ? graph_lock+0x170/0x170 [ 269.766375] ? print_usage_bug+0xc0/0xc0 [ 269.770463] ? graph_lock+0x170/0x170 [ 269.774268] ? graph_lock+0x170/0x170 [ 269.778075] ? __do_page_cache_readahead+0x7ce/0x980 [ 269.783185] ? find_held_lock+0x36/0x1c0 [ 269.787274] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 269.792858] alloc_pages_current+0x10c/0x210 [ 269.797271] ? lock_downgrade+0x900/0x900 [ 269.801426] __page_cache_alloc+0x38f/0x5b0 [ 269.805750] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 269.811558] ? kasan_check_read+0x11/0x20 [ 269.815711] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 269.820998] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 269.825674] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.831231] ? check_preemption_disabled+0x48/0x280 [ 269.836261] filemap_fault+0x1594/0x25f0 [ 269.840604] ? __lock_page_or_retry+0xa00/0xa00 [ 269.845278] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 269.851077] ? kasan_check_read+0x11/0x20 [ 269.855228] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 269.860525] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 269.865636] ? rcu_bh_qs+0xc0/0xc0 [ 269.869182] ? trace_hardirqs_on+0xbd/0x310 [ 269.873508] ? kasan_check_read+0x11/0x20 [ 269.877667] ? __free_object+0x173/0x340 [ 269.881745] ? filemap_map_pages+0xdea/0x1980 [ 269.886250] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 269.891361] ? __free_object+0x173/0x340 [ 269.895427] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 269.900704] ? debug_object_free+0x325/0x690 [ 269.905121] ? find_get_pages_range_tag+0x1320/0x1320 [ 269.910346] ? graph_lock+0x170/0x170 [ 269.914158] ? kasan_check_read+0x11/0x20 [ 269.918325] ? debug_object_destroy+0x2b0/0x2b0 [ 269.923026] ? lock_acquire+0x1ed/0x520 [ 269.927009] ? ext4_filemap_fault+0x7a/0xad [ 269.931343] ? lock_release+0x970/0x970 [ 269.935319] ? arch_local_save_flags+0x40/0x40 [ 269.939907] ? futex_wait_setup+0x3e0/0x3e0 [ 269.944248] ? down_read+0xb0/0x1d0 [ 269.947892] ? ext4_filemap_fault+0x7a/0xad [ 269.952217] ? __down_interruptible+0x700/0x700 [ 269.956919] ext4_filemap_fault+0x82/0xad [ 269.961072] __do_fault+0x100/0x6b0 [ 269.964706] ? print_bad_pte+0x6c0/0x6c0 [ 269.968772] ? do_futex+0x249/0x26d0 [ 269.972491] ? finish_task_switch+0x1f4/0x910 [ 269.976998] ? _raw_spin_unlock_irq+0x27/0x80 [ 269.981500] ? pmd_val+0x88/0x100 [ 269.984968] ? add_mm_counter_fast+0xd0/0xd0 [ 269.989380] ? pmd_val+0x88/0x100 [ 269.992851] ? add_mm_counter_fast+0xd0/0xd0 [ 269.997265] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 270.002810] __handle_mm_fault+0x3709/0x53e0 [ 270.007251] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 270.012106] ? __switch_to_asm+0x34/0x70 [ 270.016187] ? graph_lock+0x170/0x170 [ 270.019994] ? print_usage_bug+0xc0/0xc0 [ 270.024074] ? __switch_to_asm+0x34/0x70 [ 270.028151] ? graph_lock+0x170/0x170 [ 270.031951] ? graph_lock+0x170/0x170 [ 270.035777] ? handle_mm_fault+0x42a/0xc70 [ 270.040014] ? lock_downgrade+0x900/0x900 [ 270.044170] ? check_preemption_disabled+0x48/0x280 [ 270.049195] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 270.055015] ? kasan_check_read+0x11/0x20 [ 270.059173] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 270.064451] ? rcu_bh_qs+0xc0/0xc0 [ 270.067999] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 270.073469] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 270.079009] ? check_preemption_disabled+0x48/0x280 [ 270.084063] handle_mm_fault+0x54f/0xc70 [ 270.088134] ? __handle_mm_fault+0x53e0/0x53e0 [ 270.092735] ? find_vma+0x34/0x190 [ 270.096326] __do_page_fault+0x67d/0xed0 [ 270.100414] ? mm_fault_error+0x380/0x380 [ 270.104560] ? trace_hardirqs_off+0xb8/0x310 [ 270.109007] ? trace_hardirqs_on+0x310/0x310 [ 270.113426] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 270.118790] ? trace_hardirqs_on+0x310/0x310 [ 270.123205] do_page_fault+0xf2/0x7e0 [ 270.127010] ? vmalloc_sync_all+0x30/0x30 [ 270.131176] ? error_entry+0x70/0xd0 [ 270.134893] ? trace_hardirqs_off_caller+0xbb/0x310 [ 270.139912] ? trace_hardirqs_on_caller+0xc0/0x310 [ 270.144845] ? syscall_return_slowpath+0x5e0/0x5e0 [ 270.149775] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 270.154622] ? trace_hardirqs_on_caller+0x310/0x310 [ 270.159642] ? trace_hardirqs_off+0x310/0x310 [ 270.164187] ? prepare_exit_to_usermode+0x291/0x3b0 [ 270.169203] ? page_fault+0x8/0x30 [ 270.172791] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 270.177655] ? page_fault+0x8/0x30 [ 270.181196] page_fault+0x1e/0x30 [ 270.184647] RIP: 0033:0x45ddf3 [ 270.187931] Code: Bad RIP value. [ 270.191296] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 270.196665] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 270.203948] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 270.211215] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 270.218484] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 270.225761] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 270.233062] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 270.233130] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 270.239903] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 270.239908] Call Trace: [ 270.239929] dump_stack+0x1c4/0x2b6 [ 270.239951] ? dump_stack_print_info.cold.1+0x20/0x20 [ 270.246487] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 270.255820] warn_alloc.cold.119+0xb7/0x1bd [ 270.258371] syz-fuzzer cpuset= [ 270.262021] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 270.267211] / [ 270.277432] ? lock_downgrade+0x900/0x900 [ 270.281730] mems_allowed=0 [ 270.284917] ? trace_hardirqs_off+0xb8/0x310 [ 270.302889] ? trace_hardirqs_off+0xb8/0x310 [ 270.307307] __alloc_pages_slowpath+0x265e/0x2d70 [ 270.312200] ? warn_alloc+0x120/0x120 [ 270.316008] ? warn_alloc+0x120/0x120 [ 270.319812] ? print_usage_bug+0xc0/0xc0 [ 270.323879] ? warn_alloc+0x120/0x120 [ 270.327687] ? print_usage_bug+0xc0/0xc0 [ 270.331754] ? __lock_acquire+0x7ec/0x4ec0 [ 270.335991] ? __lock_acquire+0x7ec/0x4ec0 [ 270.340230] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.345769] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 270.351312] ? should_fail+0x22d/0xd01 [ 270.355206] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 270.360325] ? __lock_acquire+0x7ec/0x4ec0 [ 270.364851] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 270.369955] ? __lock_acquire+0x7ec/0x4ec0 [ 270.374219] ? should_fail+0x22d/0xd01 [ 270.378118] ? mark_held_locks+0x130/0x130 [ 270.382357] ? mark_held_locks+0x130/0x130 [ 270.386636] ? graph_lock+0x170/0x170 [ 270.390440] ? print_usage_bug+0xc0/0xc0 [ 270.394503] ? graph_lock+0x170/0x170 [ 270.398322] ? print_usage_bug+0xc0/0xc0 [ 270.402386] ? wq_watchdog_touch+0x9c/0xfe [ 270.406629] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.412169] ? check_preemption_disabled+0x48/0x280 [ 270.417188] ? check_preemption_disabled+0x48/0x280 [ 270.422228] ? __lock_is_held+0xb5/0x140 [ 270.426303] __alloc_pages_nodemask+0xa80/0xde0 [ 270.430976] ? graph_lock+0x170/0x170 [ 270.434784] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 270.439802] ? graph_lock+0x170/0x170 [ 270.443616] ? find_held_lock+0x36/0x1c0 [ 270.447693] ? ____cache_alloc_node+0x1c7/0x1e0 [ 270.452368] ? lock_downgrade+0x900/0x900 [ 270.456537] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.462083] cache_grow_begin+0x91/0x8c0 [ 270.466150] ? do_raw_spin_unlock+0xa7/0x330 [ 270.470579] fallback_alloc+0x203/0x2e0 [ 270.474566] ____cache_alloc_node+0x1c7/0x1e0 [ 270.479072] kmem_cache_alloc_node+0xe3/0x730 [ 270.483598] ? ipv6_get_ifaddr+0x42e/0x620 [ 270.487844] __alloc_skb+0x119/0x770 [ 270.491565] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 270.496859] ? skb_scrub_packet+0x490/0x490 [ 270.501184] ? lock_downgrade+0x900/0x900 [ 270.505344] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.510884] ? refcount_sub_and_test_checked+0x203/0x310 [ 270.516343] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 270.521793] ? addrconf_rs_timer+0x690/0x690 [ 270.526214] ndisc_alloc_skb+0x144/0x340 [ 270.530286] ndisc_send_rs+0x331/0x6e0 [ 270.534180] addrconf_rs_timer+0x314/0x690 [ 270.538422] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.542677] call_timer_fn+0x272/0x920 [ 270.546568] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.550810] ? process_timeout+0x40/0x40 [ 270.554875] ? find_held_lock+0x36/0x1c0 [ 270.558945] ? __run_timers+0x7da/0xc70 [ 270.562924] ? _raw_spin_unlock_irq+0x27/0x80 [ 270.567426] ? _raw_spin_unlock_irq+0x27/0x80 [ 270.571922] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.576162] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 270.580749] ? trace_hardirqs_on+0xbd/0x310 [ 270.585070] ? kasan_check_read+0x11/0x20 [ 270.589222] ? __run_timers+0x7da/0xc70 [ 270.593200] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 270.598656] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.602902] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.607137] __run_timers+0x7e5/0xc70 [ 270.610956] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 270.616325] ? _raw_spin_unlock_irq+0x27/0x80 [ 270.620821] ? _raw_spin_unlock_irq+0x27/0x80 [ 270.625319] ? lockdep_hardirqs_on+0x421/0x5c0 [ 270.629903] ? trace_hardirqs_on+0xbd/0x310 [ 270.634224] ? kasan_check_read+0x11/0x20 [ 270.638375] ? finish_task_switch+0x1f4/0x910 [ 270.642876] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 270.648329] ? compat_start_thread+0x80/0x80 [ 270.652742] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.658295] ? _raw_spin_unlock_irq+0x60/0x80 [ 270.662798] ? pvclock_read_flags+0x160/0x160 [ 270.667295] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.672839] ? check_preemption_disabled+0x48/0x280 [ 270.677869] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 270.683408] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 270.688688] ? rcu_pm_notify+0xc0/0xc0 [ 270.692579] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.698123] ? check_preemption_disabled+0x48/0x280 [ 270.703150] run_timer_softirq+0x52/0xb0 [ 270.707212] ? rcu_read_lock_sched_held+0x108/0x120 [ 270.712232] __do_softirq+0x30c/0xb03 [ 270.716033] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 270.720805] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 270.725910] ? trace_hardirqs_off+0x310/0x310 [ 270.730414] ? schedule+0x108/0x460 [ 270.734051] ? trace_hardirqs_off+0xb8/0x310 [ 270.738464] ? smpboot_thread_fn+0x68b/0xa00 [ 270.742874] ? trace_hardirqs_on+0x310/0x310 [ 270.747285] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 270.752824] ? check_preemption_disabled+0x48/0x280 [ 270.757844] ? takeover_tasklets+0xa90/0xa90 [ 270.762258] run_ksoftirqd+0x94/0x100 [ 270.766061] smpboot_thread_fn+0x68b/0xa00 [ 270.770301] ? sort_range+0x30/0x30 [ 270.773934] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 270.779039] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 270.784581] ? __kthread_parkme+0xfb/0x1a0 [ 270.788826] kthread+0x35a/0x420 [ 270.792193] ? sort_range+0x30/0x30 [ 270.795819] ? kthread_bind+0x40/0x40 [ 270.799627] ret_from_fork+0x3a/0x50 [ 270.803363] warn_alloc_show_mem: 1 callbacks suppressed [ 270.803375] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 270.803377] Mem-Info: [ 270.803411] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 270.803411] active_file:12 inactive_file:13 isolated_file:0 [ 270.803411] unevictable:0 dirty:0 writeback:0 unstable:0 [ 270.803411] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 270.803411] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 270.803411] free:13778 free_pcp:148 free_cma:0 [ 270.808745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 270.815763] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 270.818165] Call Trace: [ 270.851252] Node 0 [ 270.860603] <IRQ> [ 270.888122] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 270.890687] dump_stack+0x1c4/0x2b6 [ 270.892897] lowmem_reserve[]: [ 270.895047] ? dump_stack_print_info.cold.1+0x20/0x20 [ 270.920535] 0 [ 270.924167] warn_alloc.cold.119+0xb7/0x1bd [ 270.927231] 2819 6323 [ 270.932424] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 270.934202] 6323 [ 270.938525] ? lock_downgrade+0x900/0x900 [ 270.945847] ? trace_hardirqs_off+0xb8/0x310 [ 270.947881] Node 0 [ 270.952034] ? trace_hardirqs_off+0xb8/0x310 [ 270.956436] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 270.958654] __alloc_pages_slowpath+0x265e/0x2d70 [ 270.963030] lowmem_reserve[]: 0 [ 270.990320] ? warn_alloc+0x120/0x120 [ 270.995122] 0 [ 270.998395] ? lock_release+0x970/0x970 [ 271.002164] 3503 3503 [ 271.003969] ? warn_alloc+0x120/0x120 [ 271.010409] ? print_usage_bug+0xc0/0xc0 [ 271.014190] Node 0 [ 271.018246] ? warn_alloc+0x120/0x120 [ 271.018277] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 271.018284] lowmem_reserve[]: [ 271.020515] ? print_usage_bug+0xc0/0xc0 [ 271.024330] 0 [ 271.052433] ? __lock_acquire+0x7ec/0x4ec0 [ 271.055514] 0 [ 271.059576] ? __lock_acquire+0x7ec/0x4ec0 [ 271.061349] 0 0 [ 271.065589] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.071613] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.073566] Node 0 [ 271.079101] ? should_fail+0x22d/0xd01 [ 271.084617] DMA: [ 271.086848] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 271.090715] 1*4kB [ 271.092771] ? __lock_acquire+0x7ec/0x4ec0 [ 271.097848] (U) [ 271.100019] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 271.104244] 0*8kB [ 271.106215] ? __lock_acquire+0x7ec/0x4ec0 [ 271.111299] 0*16kB [ 271.113446] ? should_fail+0x22d/0xd01 [ 271.117662] 1*32kB [ 271.119914] ? mark_held_locks+0x130/0x130 [ 271.123775] (U) [ 271.126011] ? mark_held_locks+0x130/0x130 [ 271.130225] 2*64kB [ 271.132197] ? graph_lock+0x170/0x170 [ 271.136408] (U) [ 271.138643] ? print_usage_bug+0xc0/0xc0 [ 271.142421] 1*128kB [ 271.144392] ? graph_lock+0x170/0x170 [ 271.148430] (U) [ 271.150751] ? print_usage_bug+0xc0/0xc0 [ 271.154536] 1*256kB [ 271.156509] ? wq_watchdog_touch+0x9c/0xfe [ 271.160558] (U) [ 271.162877] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.167087] 0*512kB [ 271.169098] ? check_preemption_disabled+0x48/0x280 [ 271.174610] 1*1024kB [ 271.176927] ? check_preemption_disabled+0x48/0x280 [ 271.181933] (U) [ 271.184346] ? __lock_is_held+0xb5/0x140 [ 271.189342] 1*2048kB [ 271.191334] __alloc_pages_nodemask+0xa80/0xde0 [ 271.195373] (M) [ 271.197778] ? graph_lock+0x170/0x170 [ 271.202426] 3*4096kB [ 271.204395] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 271.208189] (M) [ 271.210594] ? graph_lock+0x170/0x170 [ 271.215592] = 15908kB [ 271.217572] ? find_held_lock+0x36/0x1c0 [ 271.221358] Node 0 [ 271.223815] ? ____cache_alloc_node+0x1c7/0x1e0 [ 271.227844] DMA32: [ 271.230075] ? lock_downgrade+0x900/0x900 [ 271.234724] 3*4kB [ 271.236961] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.241082] (M) [ 271.243227] cache_grow_begin+0x91/0x8c0 [ 271.248740] 2*8kB [ 271.250713] ? do_raw_spin_unlock+0xa7/0x330 [ 271.254746] (UM) [ 271.256894] fallback_alloc+0x203/0x2e0 [ 271.261277] 3*16kB [ 271.263348] ____cache_alloc_node+0x1c7/0x1e0 [ 271.267305] (UM) [ 271.269550] kmem_cache_alloc_node+0xe3/0x730 [ 271.274025] 3*32kB [ 271.276088] ? ipv6_get_ifaddr+0x42e/0x620 [ 271.280562] (UM) [ 271.282800] __alloc_skb+0x119/0x770 [ 271.287006] 5*64kB [ 271.289071] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 271.292757] (UM) [ 271.294988] ? skb_scrub_packet+0x490/0x490 [ 271.300242] 3*128kB [ 271.302299] ? lock_downgrade+0x900/0x900 [ 271.306611] (M) [ 271.308948] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.313074] 3*256kB [ 271.315045] ? refcount_sub_and_test_checked+0x203/0x310 [ 271.320557] (M) [ 271.322881] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 271.328307] 4*512kB [ 271.330300] ? addrconf_rs_timer+0x690/0x690 [ 271.335737] (UM) [ 271.338071] ndisc_alloc_skb+0x144/0x340 [ 271.342449] 3*1024kB [ 271.344505] ndisc_send_rs+0x331/0x6e0 [ 271.348555] (UM) [ 271.350973] addrconf_rs_timer+0x314/0x690 [ 271.354834] 1*2048kB [ 271.356912] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.361122] (M) [ 271.363576] call_timer_fn+0x272/0x920 [ 271.367773] 4*4096kB (M) [ 271.369756] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.373625] = 25196kB [ 271.376401] ? process_timeout+0x40/0x40 [ 271.380639] Node 0 [ 271.383053] ? find_held_lock+0x36/0x1c0 [ 271.387097] Normal: [ 271.389363] ? mark_held_locks+0xc7/0x130 [ 271.393412] 1032*4kB [ 271.395735] ? _raw_spin_unlock_irq+0x27/0x80 [ 271.399855] (ME) [ 271.402276] ? _raw_spin_unlock_irq+0x27/0x80 [ 271.406768] 425*8kB [ 271.408823] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.413295] (UME) [ 271.415617] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 271.419830] 181*16kB [ 271.421983] ? trace_hardirqs_on+0xbd/0x310 [ 271.426550] (UME) 72*32kB [ 271.428968] ? kasan_check_read+0x11/0x20 [ 271.433266] (UME) [ 271.436106] ? __run_timers+0x7da/0xc70 [ 271.440233] 20*64kB [ 271.442377] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 271.446337] (UM) [ 271.448655] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.454081] 0*128kB [ 271.456140] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.460351] 0*256kB [ 271.462671] __run_timers+0x7e5/0xc70 [ 271.466900] 0*512kB [ 271.469225] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 271.472993] 0*1024kB [ 271.475329] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 271.480673] 0*2048kB [ 271.483081] ? graph_lock+0x170/0x170 [ 271.488089] 0*4096kB [ 271.490505] ? print_usage_bug+0xc0/0xc0 [ 271.494303] = 14008kB [ 271.496719] ? enqueue_hrtimer+0x1a5/0x560 [ 271.500764] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 271.503167] ? lock_release+0x970/0x970 [ 271.507389] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 271.516213] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 271.520169] 144 total pagecache pages [ 271.528739] ? find_held_lock+0x36/0x1c0 [ 271.533909] 0 pages in swap cache [ 271.537703] ? graph_lock+0x170/0x170 [ 271.541745] Swap cache stats: add 0, delete 0, find 0/0 [ 271.545192] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.548963] Free swap = 0kB [ 271.548972] Total swap = 0kB [ 271.554334] ? check_preemption_disabled+0x48/0x280 [ 271.559845] 1965979 pages RAM [ 271.562867] ? __lock_is_held+0xb5/0x140 [ 271.565864] 0 pages HighMem/MovableOnly [ 271.565873] 342306 pages reserved [ 271.570887] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.573985] 0 pages cma reserved [ 271.578047] ? check_preemption_disabled+0x48/0x280 [ 271.582073] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 271.585452] run_timer_softirq+0x52/0xb0 [ 271.591052] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 271.594332] ? rcu_read_lock_sched_held+0x108/0x120 [ 271.599330] ksoftirqd/0 cpuset= [ 271.605827] __do_softirq+0x30c/0xb03 [ 271.609861] / [ 271.620194] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 271.625183] mems_allowed=0 [ 271.628457] ? pvclock_read_flags+0x160/0x160 [ 271.646428] ? lapic_next_event+0x5a/0x90 [ 271.650591] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.656136] ? check_preemption_disabled+0x48/0x280 [ 271.661158] ? check_preemption_disabled+0x48/0x280 [ 271.666186] ? kvm_clock_read+0x18/0x30 [ 271.670183] ? kvm_sched_clock_read+0x9/0x20 [ 271.674597] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.680143] ? check_preemption_disabled+0x48/0x280 [ 271.685174] irq_exit+0x17f/0x1c0 [ 271.688638] smp_apic_timer_interrupt+0x1cb/0x760 [ 271.693479] ? smp_reschedule_interrupt+0x109/0x650 [ 271.698497] ? smp_call_function_single_interrupt+0x650/0x650 [ 271.704396] ? interrupt_entry+0xb5/0xf0 [ 271.708612] ? trace_hardirqs_off_caller+0xbb/0x310 [ 271.713635] ? trace_hardirqs_off_caller+0xbb/0x310 [ 271.718656] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 271.723505] ? trace_hardirqs_on_caller+0x310/0x310 [ 271.728542] ? trace_hardirqs_on_caller+0x310/0x310 [ 271.733562] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.739131] ? check_preemption_disabled+0x48/0x280 [ 271.744151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.749700] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 271.754562] apic_timer_interrupt+0xf/0x20 [ 271.758793] </IRQ> [ 271.761044] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 271.766502] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 271.785421] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 271.793142] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 271.800415] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 271.807689] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 271.814966] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 271.822240] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 271.829545] ? shrink_node_memcg+0x724/0x18e0 [ 271.834050] ? shrink_node_memcg+0x72e/0x18e0 [ 271.838561] shrink_node_memcg+0x72e/0x18e0 [ 271.842913] ? shrink_active_list+0x1c20/0x1c20 [ 271.847593] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 271.853218] ? graph_lock+0x170/0x170 [ 271.857025] ? mem_cgroup_charge_statistics+0x780/0x780 [ 271.862398] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.867947] ? print_usage_bug+0xc0/0xc0 [ 271.872040] shrink_node+0x3bc/0x16b0 [ 271.875849] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 271.881163] ? shrink_node_memcg+0x18e0/0x18e0 [ 271.885753] ? lockdep_hardirqs_on+0x421/0x5c0 [ 271.890339] ? trace_hardirqs_on+0xbd/0x310 [ 271.894666] ? vmpressure+0x271/0x340 [ 271.898477] ? do_raw_spin_unlock+0xa7/0x330 [ 271.902893] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 271.907488] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 271.913039] ? __cpuset_node_allowed+0x19b/0x660 [ 271.917805] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 271.923545] ? vmpressure+0x1a2/0x340 [ 271.927361] do_try_to_free_pages+0x3e7/0x1290 [ 271.931965] ? shrink_node+0x16b0/0x16b0 [ 271.936038] ? __lock_is_held+0xb5/0x140 [ 271.940118] try_to_free_pages+0x4d0/0xb90 [ 271.944365] ? do_try_to_free_pages+0x1290/0x1290 [ 271.949215] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.954769] ? lock_acquire+0x1ed/0x520 [ 271.958748] ? set_page_refcounted+0x280/0x280 [ 271.963343] ? lock_release+0x970/0x970 [ 271.967330] ? ___might_sleep+0x1ed/0x300 [ 271.971483] ? arch_local_save_flags+0x40/0x40 [ 271.976094] __alloc_pages_slowpath+0x9c4/0x2d70 [ 271.980885] ? warn_alloc+0x120/0x120 [ 271.984697] ? __radix_tree_lookup+0x4c0/0x4c0 [ 271.989298] ? find_get_entry+0x2f2/0xc40 [ 271.993462] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.999004] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 272.003943] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 272.009485] ? should_fail+0x22d/0xd01 [ 272.013386] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 272.018494] ? __lock_is_held+0xb5/0x140 [ 272.022595] ? __lock_is_held+0xb5/0x140 [ 272.026670] ? find_held_lock+0x36/0x1c0 [ 272.030739] ? ___might_sleep+0x1ed/0x300 [ 272.034889] ? lock_release+0x970/0x970 [ 272.038867] ? arch_local_save_flags+0x40/0x40 [ 272.043481] ? __might_sleep+0x95/0x190 [ 272.047467] __alloc_pages_nodemask+0xa80/0xde0 [ 272.052147] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 272.057168] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 272.062980] ? kasan_check_read+0x11/0x20 [ 272.067133] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 272.072417] ? graph_lock+0x170/0x170 [ 272.076221] ? print_usage_bug+0xc0/0xc0 [ 272.080287] ? graph_lock+0x170/0x170 [ 272.084091] ? graph_lock+0x170/0x170 [ 272.087895] ? __do_page_cache_readahead+0x7ce/0x980 [ 272.093006] ? find_held_lock+0x36/0x1c0 [ 272.097083] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 272.102629] alloc_pages_current+0x10c/0x210 [ 272.107043] ? lock_downgrade+0x900/0x900 [ 272.111199] __page_cache_alloc+0x38f/0x5b0 [ 272.115532] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 272.121335] ? kasan_check_read+0x11/0x20 [ 272.125488] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 272.130779] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 272.135451] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 272.141020] ? check_preemption_disabled+0x48/0x280 [ 272.146066] filemap_fault+0x1594/0x25f0 [ 272.150147] ? __lock_page_or_retry+0xa00/0xa00 [ 272.154818] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 272.160622] ? kasan_check_read+0x11/0x20 [ 272.164774] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 272.170070] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 272.175177] ? rcu_bh_qs+0xc0/0xc0 [ 272.178723] ? trace_hardirqs_on+0xbd/0x310 [ 272.183053] ? kasan_check_read+0x11/0x20 [ 272.187222] ? __free_object+0x173/0x340 [ 272.191293] ? filemap_map_pages+0xdea/0x1980 [ 272.195801] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 272.200909] ? __free_object+0x173/0x340 [ 272.204977] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 272.210388] ? debug_object_free+0x325/0x690 [ 272.214822] ? find_get_pages_range_tag+0x1320/0x1320 [ 272.220021] ? graph_lock+0x170/0x170 [ 272.223839] ? kasan_check_read+0x11/0x20 [ 272.227996] ? debug_object_destroy+0x2b0/0x2b0 [ 272.232682] ? lock_acquire+0x1ed/0x520 [ 272.236661] ? ext4_filemap_fault+0x7a/0xad [ 272.240995] ? lock_release+0x970/0x970 [ 272.244971] ? arch_local_save_flags+0x40/0x40 [ 272.249564] ? futex_wait_setup+0x3e0/0x3e0 [ 272.253903] ? down_read+0xb0/0x1d0 [ 272.257542] ? ext4_filemap_fault+0x7a/0xad [ 272.261887] ? __down_interruptible+0x700/0x700 [ 272.266580] ext4_filemap_fault+0x82/0xad [ 272.270735] __do_fault+0x100/0x6b0 [ 272.274372] ? print_bad_pte+0x6c0/0x6c0 [ 272.278438] ? do_futex+0x249/0x26d0 [ 272.282154] ? finish_task_switch+0x1f4/0x910 [ 272.286658] ? _raw_spin_unlock_irq+0x27/0x80 [ 272.291157] ? pmd_val+0x88/0x100 [ 272.294617] ? add_mm_counter_fast+0xd0/0xd0 [ 272.299034] ? pmd_val+0x88/0x100 [ 272.302495] ? add_mm_counter_fast+0xd0/0xd0 [ 272.306920] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 272.312470] __handle_mm_fault+0x3709/0x53e0 [ 272.316891] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 272.321741] ? __switch_to_asm+0x34/0x70 [ 272.325808] ? graph_lock+0x170/0x170 [ 272.329616] ? print_usage_bug+0xc0/0xc0 [ 272.333682] ? __switch_to_asm+0x34/0x70 [ 272.337750] ? graph_lock+0x170/0x170 [ 272.341560] ? graph_lock+0x170/0x170 [ 272.345385] ? handle_mm_fault+0x42a/0xc70 [ 272.349626] ? lock_downgrade+0x900/0x900 [ 272.353783] ? check_preemption_disabled+0x48/0x280 [ 272.358810] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 272.364621] ? kasan_check_read+0x11/0x20 [ 272.368774] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 272.374068] ? rcu_bh_qs+0xc0/0xc0 [ 272.377631] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 272.383095] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 272.388639] ? check_preemption_disabled+0x48/0x280 [ 272.393670] handle_mm_fault+0x54f/0xc70 [ 272.397743] ? __handle_mm_fault+0x53e0/0x53e0 [ 272.402331] ? find_vma+0x34/0x190 [ 272.405883] __do_page_fault+0x67d/0xed0 [ 272.409957] ? mm_fault_error+0x380/0x380 [ 272.414110] ? trace_hardirqs_off+0xb8/0x310 [ 272.418528] ? trace_hardirqs_on+0x310/0x310 [ 272.422946] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 272.428310] ? trace_hardirqs_on+0x310/0x310 [ 272.432729] do_page_fault+0xf2/0x7e0 [ 272.436541] ? vmalloc_sync_all+0x30/0x30 [ 272.440694] ? error_entry+0x70/0xd0 [ 272.444411] ? trace_hardirqs_off_caller+0xbb/0x310 [ 272.449427] ? trace_hardirqs_on_caller+0xc0/0x310 [ 272.454359] ? syscall_return_slowpath+0x5e0/0x5e0 [ 272.459288] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 272.464135] ? trace_hardirqs_on_caller+0x310/0x310 [ 272.469152] ? trace_hardirqs_off+0x310/0x310 [ 272.473654] ? prepare_exit_to_usermode+0x291/0x3b0 [ 272.478674] ? page_fault+0x8/0x30 [ 272.482219] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 272.487065] ? page_fault+0x8/0x30 [ 272.490611] page_fault+0x1e/0x30 [ 272.494068] RIP: 0033:0x45ddf3 [ 272.497282] Code: Bad RIP value. [ 272.500649] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 272.506014] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 272.513289] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 272.520562] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 272.527832] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 272.535117] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 272.542415] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 272.542484] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 272.549260] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 272.549268] Call Trace: [ 272.555841] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 272.565109] dump_stack+0x1c4/0x2b6 [ 272.567670] syz-fuzzer cpuset= [ 272.577888] ? dump_stack_print_info.cold.1+0x20/0x20 [ 272.581490] / [ 272.584688] warn_alloc.cold.119+0xb7/0x1bd [ 272.589851] mems_allowed=0 [ 272.591568] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 272.603625] ? lock_downgrade+0x900/0x900 [ 272.607787] ? trace_hardirqs_off+0xb8/0x310 [ 272.612203] ? trace_hardirqs_off+0xb8/0x310 [ 272.616623] __alloc_pages_slowpath+0x265e/0x2d70 [ 272.621497] ? warn_alloc+0x120/0x120 [ 272.625325] ? warn_alloc+0x120/0x120 [ 272.629140] ? print_usage_bug+0xc0/0xc0 [ 272.633207] ? warn_alloc+0x120/0x120 [ 272.637012] ? print_usage_bug+0xc0/0xc0 [ 272.641078] ? __lock_acquire+0x7ec/0x4ec0 [ 272.645313] ? __lock_acquire+0x7ec/0x4ec0 [ 272.649561] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.655102] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 272.660647] ? should_fail+0x22d/0xd01 [ 272.664553] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 272.669660] ? __lock_acquire+0x7ec/0x4ec0 [ 272.673905] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 272.679008] ? __lock_acquire+0x7ec/0x4ec0 [ 272.683246] ? should_fail+0x22d/0xd01 [ 272.687144] ? mark_held_locks+0x130/0x130 [ 272.691383] ? mark_held_locks+0x130/0x130 [ 272.695624] ? mark_held_locks+0xc7/0x130 [ 272.699771] ? print_usage_bug+0xc0/0xc0 [ 272.703833] ? graph_lock+0x170/0x170 [ 272.707635] ? print_usage_bug+0xc0/0xc0 [ 272.712150] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.717693] ? check_preemption_disabled+0x48/0x280 [ 272.722711] ? check_preemption_disabled+0x48/0x280 [ 272.727744] ? __lock_is_held+0xb5/0x140 [ 272.731815] __alloc_pages_nodemask+0xa80/0xde0 [ 272.736487] ? graph_lock+0x170/0x170 [ 272.740311] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 272.745329] ? graph_lock+0x170/0x170 [ 272.749146] ? find_held_lock+0x36/0x1c0 [ 272.753221] ? ____cache_alloc_node+0x1c7/0x1e0 [ 272.757897] ? lock_downgrade+0x900/0x900 [ 272.762055] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.767605] cache_grow_begin+0x91/0x8c0 [ 272.771672] ? do_raw_spin_unlock+0xa7/0x330 [ 272.776094] fallback_alloc+0x203/0x2e0 [ 272.780081] ____cache_alloc_node+0x1c7/0x1e0 [ 272.784583] kmem_cache_alloc_node+0xe3/0x730 [ 272.789085] ? ipv6_get_ifaddr+0x42e/0x620 [ 272.793336] __alloc_skb+0x119/0x770 [ 272.797057] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 272.802345] ? skb_scrub_packet+0x490/0x490 [ 272.806671] ? lock_downgrade+0x900/0x900 [ 272.810832] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.816372] ? refcount_sub_and_test_checked+0x203/0x310 [ 272.821830] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 272.827281] ? addrconf_rs_timer+0x690/0x690 [ 272.831708] ndisc_alloc_skb+0x144/0x340 [ 272.835776] ndisc_send_rs+0x331/0x6e0 [ 272.839697] addrconf_rs_timer+0x314/0x690 [ 272.843932] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.848184] call_timer_fn+0x272/0x920 [ 272.852076] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.856319] ? process_timeout+0x40/0x40 [ 272.860381] ? find_held_lock+0x36/0x1c0 [ 272.864459] ? __run_timers+0x7da/0xc70 [ 272.868441] ? _raw_spin_unlock_irq+0x27/0x80 [ 272.872938] ? _raw_spin_unlock_irq+0x27/0x80 [ 272.877436] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.881674] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 272.886263] ? trace_hardirqs_on+0xbd/0x310 [ 272.890592] ? kasan_check_read+0x11/0x20 [ 272.894746] ? __run_timers+0x7da/0xc70 [ 272.898722] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 272.904179] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.908423] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.912662] __run_timers+0x7e5/0xc70 [ 272.916479] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 272.921848] ? _raw_spin_unlock_irq+0x27/0x80 [ 272.926346] ? _raw_spin_unlock_irq+0x27/0x80 [ 272.930848] ? lockdep_hardirqs_on+0x421/0x5c0 [ 272.935437] ? trace_hardirqs_on+0xbd/0x310 [ 272.939764] ? kasan_check_read+0x11/0x20 [ 272.943915] ? finish_task_switch+0x1f4/0x910 [ 272.948418] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 272.953873] ? compat_start_thread+0x80/0x80 [ 272.958287] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.963833] ? _raw_spin_unlock_irq+0x60/0x80 [ 272.968336] ? pvclock_read_flags+0x160/0x160 [ 272.972837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.978378] ? check_preemption_disabled+0x48/0x280 [ 272.983404] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 272.988946] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 272.994229] ? rcu_pm_notify+0xc0/0xc0 [ 272.998124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.003752] ? check_preemption_disabled+0x48/0x280 [ 273.008784] run_timer_softirq+0x52/0xb0 [ 273.012851] ? rcu_read_lock_sched_held+0x108/0x120 [ 273.017872] __do_softirq+0x30c/0xb03 [ 273.021676] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 273.026474] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 273.031666] ? trace_hardirqs_off+0x310/0x310 [ 273.036175] ? schedule+0x108/0x460 [ 273.039815] ? trace_hardirqs_off+0xb8/0x310 [ 273.044225] ? smpboot_thread_fn+0x68b/0xa00 [ 273.048640] ? trace_hardirqs_on+0x310/0x310 [ 273.053052] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.058595] ? check_preemption_disabled+0x48/0x280 [ 273.063620] ? takeover_tasklets+0xa90/0xa90 [ 273.068032] run_ksoftirqd+0x94/0x100 [ 273.071834] smpboot_thread_fn+0x68b/0xa00 [ 273.076076] ? sort_range+0x30/0x30 [ 273.079709] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 273.084840] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.090381] ? __kthread_parkme+0xfb/0x1a0 [ 273.094625] kthread+0x35a/0x420 [ 273.097996] ? sort_range+0x30/0x30 [ 273.101626] ? kthread_bind+0x40/0x40 [ 273.105432] ret_from_fork+0x3a/0x50 [ 273.109162] warn_alloc_show_mem: 1 callbacks suppressed [ 273.109174] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 273.109176] Mem-Info: [ 273.109209] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 273.109209] active_file:12 inactive_file:13 isolated_file:0 [ 273.109209] unevictable:0 dirty:0 writeback:0 unstable:0 [ 273.109209] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 273.109209] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 273.109209] free:13778 free_pcp:148 free_cma:0 [ 273.114551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 273.121577] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 273.123976] Call Trace: [ 273.156841] Node 0 [ 273.166188] <IRQ> [ 273.193698] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 273.196260] dump_stack+0x1c4/0x2b6 [ 273.198466] lowmem_reserve[]: [ 273.200615] ? dump_stack_print_info.cold.1+0x20/0x20 [ 273.226097] 0 [ 273.229731] warn_alloc.cold.119+0xb7/0x1bd [ 273.232801] 2819 [ 273.237997] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 273.239775] 6323 [ 273.244092] ? lock_downgrade+0x900/0x900 [ 273.246135] 6323 [ 273.250975] ? trace_hardirqs_off+0xb8/0x310 [ 273.257155] ? trace_hardirqs_off+0xb8/0x310 [ 273.259192] Node 0 [ 273.263598] __alloc_pages_slowpath+0x265e/0x2d70 [ 273.268002] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 273.270235] ? warn_alloc+0x120/0x120 [ 273.275030] lowmem_reserve[]: [ 273.302273] ? trace_hardirqs_on+0x310/0x310 [ 273.306048] 0 [ 273.309147] ? warn_alloc+0x120/0x120 [ 273.313537] 0 [ 273.315371] ? print_usage_bug+0xc0/0xc0 [ 273.319159] 3503 [ 273.320954] ? warn_alloc+0x120/0x120 [ 273.324992] 3503 [ 273.327056] ? ktime_get+0x2e1/0x440 [ 273.332890] ? print_usage_bug+0xc0/0xc0 [ 273.336584] Node 0 Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 273.340670] ? __lock_acquire+0x7ec/0x4ec0 [ 273.340686] ? __lock_acquire+0x7ec/0x4ec0 [ 273.369378] lowmem_reserve[]: 0 [ 273.373636] ? kasan_check_read+0x11/0x20 [ 273.377843] 0 [ 273.381125] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.385245] 0 [ 273.387047] ? should_fail+0x22d/0xd01 [ 273.392560] 0 [ 273.394363] ? rcu_bh_qs+0xc0/0xc0 [ 273.400040] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 273.403559] Node 0 [ 273.408659] ? __lock_acquire+0x7ec/0x4ec0 [ 273.408661] DMA: 1*4kB [ 273.410903] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 273.415117] (U) [ 273.417701] ? __lock_acquire+0x7ec/0x4ec0 [ 273.422781] 0*8kB [ 273.424755] ? should_fail+0x22d/0xd01 [ 273.428969] 0*16kB [ 273.431120] ? rcu_idle_enter+0x4b0/0x4b0 [ 273.434996] 1*32kB [ 273.437234] ? mark_held_locks+0x130/0x130 [ 273.441355] (U) [ 273.443588] ? mark_held_locks+0x130/0x130 [ 273.447795] 2*64kB (U) [ 273.449779] ? mark_held_locks+0xc7/0x130 [ 273.453984] 1*128kB (U) [ 273.456573] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 273.460708] 1*256kB (U) [ 273.463388] ? graph_lock+0x170/0x170 [ 273.468380] 0*512kB [ 273.471053] ? print_usage_bug+0xc0/0xc0 [ 273.474823] 1*1024kB (U) [ 273.477154] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.481185] 1*2048kB (M) [ 273.483952] ? check_preemption_disabled+0x48/0x280 [ 273.489457] 3*4096kB (M) [ 273.492223] ? check_preemption_disabled+0x48/0x280 [ 273.497218] = 15908kB [ 273.499975] ? __lock_is_held+0xb5/0x140 [ 273.504966] Node 0 [ 273.507379] __alloc_pages_nodemask+0xa80/0xde0 [ 273.511412] DMA32: [ 273.513641] ? graph_lock+0x170/0x170 [ 273.518289] 3*4kB [ 273.520539] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 273.524315] (M) 2*8kB [ 273.526469] ? graph_lock+0x170/0x170 [ 273.531465] (UM) [ 273.533964] ? find_held_lock+0x36/0x1c0 [ 273.537737] 3*16kB [ 273.539799] ? ____cache_alloc_node+0x1c7/0x1e0 [ 273.543843] (UM) [ 273.546076] ? lock_downgrade+0x900/0x900 [ 273.550722] 3*32kB [ 273.552784] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.556908] (UM) [ 273.559144] cache_grow_begin+0x91/0x8c0 [ 273.564662] 5*64kB [ 273.566722] ? do_raw_spin_unlock+0xa7/0x330 [ 273.570756] (UM) [ 273.572995] fallback_alloc+0x203/0x2e0 [ 273.577378] 3*128kB [ 273.579440] ____cache_alloc_node+0x1c7/0x1e0 [ 273.583391] (M) [ 273.585711] kmem_cache_alloc_node+0xe3/0x730 [ 273.590192] 3*256kB (M) [ 273.592173] ? ipv6_get_ifaddr+0x42e/0x620 [ 273.596644] 4*512kB [ 273.599334] __alloc_skb+0x119/0x770 [ 273.603545] (UM) [ 273.605872] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 273.609558] 3*1024kB [ 273.611615] ? skb_scrub_packet+0x490/0x490 [ 273.616868] (UM) [ 273.619272] ? lock_downgrade+0x900/0x900 [ 273.623570] 1*2048kB [ 273.625649] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.629773] (M) [ 273.632182] ? refcount_sub_and_test_checked+0x203/0x310 [ 273.637695] 4*4096kB [ 273.639670] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 273.645098] (M) [ 273.647509] ? addrconf_rs_timer+0x690/0x690 [ 273.652945] = 25196kB [ 273.654927] ndisc_alloc_skb+0x144/0x340 [ 273.659303] Node 0 [ 273.661709] ndisc_send_rs+0x331/0x6e0 [ 273.665743] Normal: [ 273.667975] addrconf_rs_timer+0x314/0x690 [ 273.671842] 1032*4kB [ 273.674163] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 273.678371] (ME) [ 273.680785] call_timer_fn+0x272/0x920 [ 273.684985] 425*8kB [ 273.687045] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 273.690907] (UME) [ 273.693230] ? process_timeout+0x40/0x40 [ 273.697445] 181*16kB [ 273.699594] ? find_held_lock+0x36/0x1c0 [ 273.703632] (UME) [ 273.706067] ? mark_held_locks+0xc7/0x130 [ 273.710582] 72*32kB (UME) [ 273.712745] ? _raw_spin_unlock_irq+0x27/0x80 [ 273.716867] 20*64kB [ 273.719707] ? _raw_spin_unlock_irq+0x27/0x80 [ 273.724178] (UM) [ 273.726498] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 273.730969] 0*128kB [ 273.733027] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 273.737238] 0*256kB 0*512kB [ 273.739576] ? trace_hardirqs_on+0xbd/0x310 [ 273.744150] 0*1024kB [ 273.747179] ? kasan_check_read+0x11/0x20 [ 273.751473] 0*2048kB [ 273.753879] ? __run_timers+0x7da/0xc70 [ 273.758003] 0*4096kB [ 273.760407] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 273.764355] = 14008kB [ 273.766759] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 273.772191] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 273.774595] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 273.778811] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 273.787636] __run_timers+0x7e5/0xc70 [ 273.791856] 144 total pagecache pages [ 273.800436] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 273.804211] 0 pages in swap cache [ 273.808000] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 273.813345] Swap cache stats: add 0, delete 0, find 0/0 [ 273.816800] ? graph_lock+0x170/0x170 [ 273.821792] Free swap = 0kB [ 273.827146] ? print_usage_bug+0xc0/0xc0 [ 273.830923] Total swap = 0kB [ 273.833933] ? enqueue_hrtimer+0x1a5/0x560 [ 273.837975] 1965979 pages RAM [ 273.841001] ? lock_release+0x970/0x970 [ 273.845223] 0 pages HighMem/MovableOnly [ 273.848385] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 273.852335] 342306 pages reserved [ 273.856304] ? find_held_lock+0x36/0x1c0 [ 273.861469] 0 pages cma reserved [ 273.864931] ? graph_lock+0x170/0x170 [ 273.869051] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 273.872339] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.872356] ? check_preemption_disabled+0x48/0x280 [ 273.872380] ? __lock_is_held+0xb5/0x140 [ 273.876211] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 273.882642] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.888159] ksoftirqd/0 cpuset= [ 273.893173] ? check_preemption_disabled+0x48/0x280 [ 273.897210] / [ 273.907517] run_timer_softirq+0x52/0xb0 [ 273.913055] mems_allowed=0 [ 273.930046] ? rcu_read_lock_sched_held+0x108/0x120 [ 273.935065] __do_softirq+0x30c/0xb03 [ 273.938881] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 273.943993] ? pvclock_read_flags+0x160/0x160 [ 273.948490] ? lapic_next_event+0x5a/0x90 [ 273.952650] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.958220] ? check_preemption_disabled+0x48/0x280 [ 273.963237] ? check_preemption_disabled+0x48/0x280 [ 273.968280] ? kvm_clock_read+0x18/0x30 [ 273.972256] ? kvm_sched_clock_read+0x9/0x20 [ 273.976670] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.982210] ? check_preemption_disabled+0x48/0x280 [ 273.987243] irq_exit+0x17f/0x1c0 [ 273.990704] smp_apic_timer_interrupt+0x1cb/0x760 [ 273.995556] ? smp_reschedule_interrupt+0x109/0x650 [ 274.000575] ? smp_call_function_single_interrupt+0x650/0x650 [ 274.006495] ? interrupt_entry+0xb5/0xf0 [ 274.010573] ? trace_hardirqs_off_caller+0xbb/0x310 [ 274.015593] ? trace_hardirqs_off_caller+0xbb/0x310 [ 274.020613] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.025459] ? trace_hardirqs_on_caller+0x310/0x310 [ 274.030477] ? trace_hardirqs_on_caller+0x310/0x310 [ 274.035495] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.041048] ? check_preemption_disabled+0x48/0x280 [ 274.046071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.051623] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.056477] apic_timer_interrupt+0xf/0x20 [ 274.060709] </IRQ> [ 274.062954] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 274.068426] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 274.087346] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 274.095059] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 274.102339] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 274.109610] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 274.116902] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 274.124174] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 274.131486] ? shrink_node_memcg+0x724/0x18e0 [ 274.135994] ? shrink_node_memcg+0x72e/0x18e0 [ 274.140499] shrink_node_memcg+0x72e/0x18e0 [ 274.144849] ? shrink_active_list+0x1c20/0x1c20 [ 274.149537] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 274.155164] ? graph_lock+0x170/0x170 [ 274.158970] ? mem_cgroup_charge_statistics+0x780/0x780 [ 274.164336] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.169883] ? print_usage_bug+0xc0/0xc0 [ 274.173962] shrink_node+0x3bc/0x16b0 [ 274.177770] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 274.183081] ? shrink_node_memcg+0x18e0/0x18e0 [ 274.187667] ? lockdep_hardirqs_on+0x421/0x5c0 [ 274.192258] ? trace_hardirqs_on+0xbd/0x310 [ 274.196581] ? vmpressure+0x271/0x340 [ 274.200400] ? do_raw_spin_unlock+0xa7/0x330 [ 274.204811] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 274.209401] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 274.214941] ? __cpuset_node_allowed+0x19b/0x660 [ 274.219792] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 274.225509] ? vmpressure+0x1a2/0x340 [ 274.229333] do_try_to_free_pages+0x3e7/0x1290 [ 274.233940] ? shrink_node+0x16b0/0x16b0 [ 274.238009] ? __lock_is_held+0xb5/0x140 [ 274.242093] try_to_free_pages+0x4d0/0xb90 [ 274.246351] ? do_try_to_free_pages+0x1290/0x1290 [ 274.251193] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.256744] ? lock_acquire+0x1ed/0x520 [ 274.260723] ? set_page_refcounted+0x280/0x280 [ 274.265318] ? lock_release+0x970/0x970 [ 274.269303] ? ___might_sleep+0x1ed/0x300 [ 274.273459] ? arch_local_save_flags+0x40/0x40 [ 274.278067] __alloc_pages_slowpath+0x9c4/0x2d70 [ 274.282855] ? warn_alloc+0x120/0x120 [ 274.286659] ? __radix_tree_lookup+0x4c0/0x4c0 [ 274.291345] ? find_get_entry+0x2f2/0xc40 [ 274.295506] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.301057] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 274.305990] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 274.311539] ? should_fail+0x22d/0xd01 [ 274.315435] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 274.320546] ? __lock_is_held+0xb5/0x140 [ 274.324641] ? __lock_is_held+0xb5/0x140 [ 274.328711] ? find_held_lock+0x36/0x1c0 [ 274.332777] ? ___might_sleep+0x1ed/0x300 [ 274.336938] ? lock_release+0x970/0x970 [ 274.340915] ? arch_local_save_flags+0x40/0x40 [ 274.345513] ? __might_sleep+0x95/0x190 [ 274.349505] __alloc_pages_nodemask+0xa80/0xde0 [ 274.354193] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 274.359216] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 274.365035] ? kasan_check_read+0x11/0x20 [ 274.369194] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 274.374479] ? graph_lock+0x170/0x170 [ 274.378283] ? print_usage_bug+0xc0/0xc0 [ 274.382352] ? graph_lock+0x170/0x170 [ 274.386153] ? graph_lock+0x170/0x170 [ 274.389954] ? __do_page_cache_readahead+0x7ce/0x980 [ 274.395072] ? find_held_lock+0x36/0x1c0 [ 274.399142] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 274.404691] alloc_pages_current+0x10c/0x210 [ 274.409103] ? lock_downgrade+0x900/0x900 [ 274.413257] __page_cache_alloc+0x38f/0x5b0 [ 274.417590] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 274.423408] ? kasan_check_read+0x11/0x20 [ 274.427560] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 274.432850] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 274.437530] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 274.443073] ? check_preemption_disabled+0x48/0x280 [ 274.448098] filemap_fault+0x1594/0x25f0 [ 274.452180] ? __lock_page_or_retry+0xa00/0xa00 [ 274.456897] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 274.462704] ? kasan_check_read+0x11/0x20 [ 274.466855] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 274.472137] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 274.477246] ? rcu_bh_qs+0xc0/0xc0 [ 274.480790] ? trace_hardirqs_on+0xbd/0x310 [ 274.485126] ? kasan_check_read+0x11/0x20 [ 274.489280] ? __free_object+0x173/0x340 [ 274.493356] ? filemap_map_pages+0xdea/0x1980 [ 274.497882] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 274.502990] ? __free_object+0x173/0x340 [ 274.507069] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 274.512350] ? debug_object_free+0x325/0x690 [ 274.516770] ? find_get_pages_range_tag+0x1320/0x1320 [ 274.521967] ? graph_lock+0x170/0x170 [ 274.525782] ? kasan_check_read+0x11/0x20 [ 274.529936] ? debug_object_destroy+0x2b0/0x2b0 [ 274.534621] ? lock_acquire+0x1ed/0x520 [ 274.538603] ? ext4_filemap_fault+0x7a/0xad [ 274.542953] ? lock_release+0x970/0x970 [ 274.546934] ? arch_local_save_flags+0x40/0x40 [ 274.551530] ? futex_wait_setup+0x3e0/0x3e0 [ 274.555871] ? down_read+0xb0/0x1d0 [ 274.559509] ? ext4_filemap_fault+0x7a/0xad [ 274.563851] ? __down_interruptible+0x700/0x700 [ 274.568546] ext4_filemap_fault+0x82/0xad [ 274.572710] __do_fault+0x100/0x6b0 [ 274.576358] ? print_bad_pte+0x6c0/0x6c0 [ 274.580423] ? do_futex+0x249/0x26d0 [ 274.584143] ? finish_task_switch+0x1f4/0x910 [ 274.588643] ? _raw_spin_unlock_irq+0x27/0x80 [ 274.593138] ? pmd_val+0x88/0x100 [ 274.596595] ? add_mm_counter_fast+0xd0/0xd0 [ 274.601004] ? pmd_val+0x88/0x100 [ 274.604474] ? add_mm_counter_fast+0xd0/0xd0 [ 274.608893] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 274.614440] __handle_mm_fault+0x3709/0x53e0 [ 274.618863] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 274.623709] ? __switch_to_asm+0x34/0x70 [ 274.627774] ? graph_lock+0x170/0x170 [ 274.631589] ? print_usage_bug+0xc0/0xc0 [ 274.635654] ? __switch_to_asm+0x34/0x70 [ 274.639722] ? graph_lock+0x170/0x170 [ 274.643530] ? graph_lock+0x170/0x170 [ 274.647366] ? handle_mm_fault+0x42a/0xc70 [ 274.651607] ? lock_downgrade+0x900/0x900 [ 274.655763] ? check_preemption_disabled+0x48/0x280 [ 274.660795] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 274.666595] ? kasan_check_read+0x11/0x20 [ 274.670746] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 274.676072] ? rcu_bh_qs+0xc0/0xc0 [ 274.679612] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 274.685071] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 274.690612] ? check_preemption_disabled+0x48/0x280 [ 274.695638] handle_mm_fault+0x54f/0xc70 [ 274.699716] ? __handle_mm_fault+0x53e0/0x53e0 [ 274.704302] ? find_vma+0x34/0x190 [ 274.707850] __do_page_fault+0x67d/0xed0 [ 274.711921] ? mm_fault_error+0x380/0x380 [ 274.716068] ? trace_hardirqs_off+0xb8/0x310 [ 274.720480] ? trace_hardirqs_on+0x310/0x310 [ 274.724891] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 274.730274] ? trace_hardirqs_on+0x310/0x310 [ 274.734691] do_page_fault+0xf2/0x7e0 [ 274.738508] ? vmalloc_sync_all+0x30/0x30 [ 274.742671] ? error_entry+0x70/0xd0 [ 274.746387] ? trace_hardirqs_off_caller+0xbb/0x310 [ 274.751407] ? trace_hardirqs_on_caller+0xc0/0x310 [ 274.756360] ? syscall_return_slowpath+0x5e0/0x5e0 [ 274.761295] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.766144] ? trace_hardirqs_on_caller+0x310/0x310 [ 274.771160] ? trace_hardirqs_off+0x310/0x310 [ 274.775666] ? prepare_exit_to_usermode+0x291/0x3b0 [ 274.780689] ? page_fault+0x8/0x30 [ 274.784237] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.789082] ? page_fault+0x8/0x30 [ 274.792628] page_fault+0x1e/0x30 [ 274.796114] RIP: 0033:0x45ddf3 [ 274.799328] Code: Bad RIP value. [ 274.802690] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 274.808059] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 274.815340] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 274.822609] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 274.829882] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 274.837149] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 274.844903] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 274.844937] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 274.851743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 274.851752] Call Trace: [ 274.867339] dump_stack+0x1c4/0x2b6 [ 274.869896] rcu: (detected by 1, t=10707 jiffies, g=8953, q=5) [ 274.873537] ? dump_stack_print_info.cold.1+0x20/0x20 [ 274.873565] warn_alloc.cold.119+0xb7/0x1bd [ 274.879599] rcu: All QSes seen, last rcu_preempt kthread activity 10652 (4294964633-4294953981), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 274.884778] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 274.889080] syz-fuzzer R [ 274.901728] ? lock_downgrade+0x900/0x900 [ 274.906554] running task [ 274.909664] ? trace_hardirqs_off+0xb8/0x310 [ 274.913794] 10920 5386 5382 0x80000008 [ 274.916976] ? trace_hardirqs_off+0xb8/0x310 [ 274.921359] Call Trace: [ 274.925506] __alloc_pages_slowpath+0x265e/0x2d70 [ 274.929905] <IRQ> [ 274.932510] ? warn_alloc+0x120/0x120 [ 274.937314] sched_show_task.cold.83+0x2b6/0x30a [ 274.939452] ? warn_alloc+0x120/0x120 [ 274.943246] ? can_nice.part.74+0x20/0x20 [ 274.947989] ? print_usage_bug+0xc0/0xc0 [ 274.951781] ? vprintk_default+0x28/0x30 [ 274.955915] ? warn_alloc+0x120/0x120 [ 274.959961] ? vprintk_func+0x85/0x181 [ 274.964011] ? print_usage_bug+0xc0/0xc0 [ 274.967795] ? vprintk_func+0x85/0x181 [ 274.971668] ? __lock_acquire+0x7ec/0x4ec0 [ 274.975723] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 274.979596] ? __lock_acquire+0x7ec/0x4ec0 [ 274.983819] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 274.988571] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.992790] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.997543] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 275.003068] print_other_cpu_stall.cold.79+0xa83/0xba5 [ 275.008593] ? should_fail+0x22d/0xd01 [ 275.014121] ? print_cpu_stall+0x1c0/0x1c0 [ 275.019377] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 275.023262] ? graph_lock+0x170/0x170 [ 275.027479] ? __lock_acquire+0x7ec/0x4ec0 [ 275.032571] ? print_usage_bug+0xc0/0xc0 [ 275.036378] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 275.040603] ? lock_downgrade+0x900/0x900 [ 275.044654] ? __lock_acquire+0x7ec/0x4ec0 [ 275.049745] ? check_preemption_disabled+0x48/0x280 [ 275.053875] ? should_fail+0x22d/0xd01 [ 275.058095] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.063103] ? mark_held_locks+0x130/0x130 [ 275.066975] ? check_preemption_disabled+0x48/0x280 [ 275.072498] ? mark_held_locks+0x130/0x130 [ 275.076719] ? check_preemption_disabled+0x48/0x280 [ 275.081720] ? graph_lock+0x170/0x170 [ 275.085944] ? rcu_test_sync_prims+0x30/0x30 [ 275.090945] ? print_usage_bug+0xc0/0xc0 [ 275.094733] ? __lock_is_held+0xb5/0x140 [ 275.099126] ? graph_lock+0x170/0x170 [ 275.103177] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.107238] ? print_usage_bug+0xc0/0xc0 [ 275.111028] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.116560] ? wq_watchdog_touch+0x9c/0xfe [ 275.120616] ? check_preemption_disabled+0x48/0x280 [ 275.126139] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.130364] rcu_check_callbacks+0xafc/0x1990 [ 275.135361] ? check_preemption_disabled+0x48/0x280 [ 275.140979] ? rcu_cpu_stall_reset+0x220/0x220 [ 275.145453] ? check_preemption_disabled+0x48/0x280 [ 275.150453] ? lock_release+0x970/0x970 [ 275.155047] ? __lock_is_held+0xb5/0x140 [ 275.160062] ? graph_lock+0x170/0x170 [ 275.164023] __alloc_pages_nodemask+0xa80/0xde0 [ 275.168073] ? graph_lock+0x170/0x170 [ 275.171858] ? graph_lock+0x170/0x170 [ 275.176528] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.180320] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 275.184111] ? pvclock_gtod_notify+0x2e3/0x3e0 [ 275.189636] ? graph_lock+0x170/0x170 [ 275.194638] ? kvm_set_tsc_khz+0x540/0x540 [ 275.199224] ? find_held_lock+0x36/0x1c0 [ 275.203017] ? graph_lock+0x170/0x170 [ 275.207248] ? ____cache_alloc_node+0x1c7/0x1e0 [ 275.211287] ? timekeeping_advance+0x3cc/0xc00 [ 275.215074] ? lock_downgrade+0x900/0x900 [ 275.219728] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.224302] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.228441] ? check_preemption_disabled+0x48/0x280 [ 275.233966] cache_grow_begin+0x91/0x8c0 [ 275.239486] ? check_preemption_disabled+0x48/0x280 [ 275.244488] ? do_raw_spin_unlock+0xa7/0x330 [ 275.248560] ? trace_hardirqs_off+0xb8/0x310 [ 275.253573] fallback_alloc+0x203/0x2e0 [ 275.257964] ? __lock_is_held+0xb5/0x140 [ 275.262363] ____cache_alloc_node+0x1c7/0x1e0 [ 275.266323] ? trace_hardirqs_on+0x310/0x310 [ 275.270370] kmem_cache_alloc_node+0xe3/0x730 [ 275.274851] ? check_preemption_disabled+0x48/0x280 [ 275.279244] ? ipv6_get_ifaddr+0x42e/0x620 [ 275.283733] ? raise_softirq+0x199/0x420 [ 275.288734] __alloc_skb+0x119/0x770 [ 275.292951] ? raise_softirq_irqoff+0x2e0/0x2e0 [ 275.297032] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 275.300735] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.305387] ? skb_scrub_packet+0x490/0x490 [ 275.310652] ? check_preemption_disabled+0x48/0x280 [ 275.316172] ? lock_downgrade+0x900/0x900 [ 275.320479] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 275.325482] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.329625] ? hrtimer_run_queues+0x9a/0x400 [ 275.335153] ? refcount_sub_and_test_checked+0x203/0x310 [ 275.340674] ? run_local_timers+0x19b/0x230 [ 275.345073] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 275.350504] ? timer_clear_idle+0x90/0x90 [ 275.354818] ? addrconf_rs_timer+0x690/0x690 [ 275.360268] ? debug_smp_processor_id+0x1c/0x20 [ 275.364424] ndisc_alloc_skb+0x144/0x340 [ 275.368815] ? irqtime_account_process_tick.isra.6+0x114/0x490 [ 275.373465] ndisc_send_rs+0x331/0x6e0 [ 275.377540] ? account_process_tick+0x282/0x350 [ 275.383512] addrconf_rs_timer+0x314/0x690 [ 275.387403] update_process_times+0x2d/0x70 [ 275.392058] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.396277] tick_sched_handle+0x9f/0x180 [ 275.400592] call_timer_fn+0x272/0x920 [ 275.404809] tick_sched_timer+0x45/0x130 [ 275.408943] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.412818] __hrtimer_run_queues+0x41c/0x10d0 [ 275.416866] ? process_timeout+0x40/0x40 [ 275.421089] ? tick_sched_do_timer+0x1a0/0x1a0 [ 275.425657] ? find_held_lock+0x36/0x1c0 [ 275.429704] ? hrtimer_start_range_ns+0xe00/0xe00 [ 275.434276] ? __run_timers+0x7da/0xc70 [ 275.438323] ? pvclock_read_flags+0x160/0x160 [ 275.443150] ? _raw_spin_unlock_irq+0x27/0x80 [ 275.447109] ? trace_hardirqs_on+0x310/0x310 [ 275.451589] ? _raw_spin_unlock_irq+0x27/0x80 [ 275.456078] ? kvm_clock_read+0x18/0x30 [ 275.460465] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.464948] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 275.468905] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 275.473124] ? ktime_get_update_offsets_now+0x3b6/0x550 [ 275.478127] ? trace_hardirqs_on+0xbd/0x310 [ 275.482695] ? do_timer+0x50/0x50 [ 275.488044] ? kasan_check_read+0x11/0x20 [ 275.488061] ? __run_timers+0x7da/0xc70 [ 275.492385] ? trace_hardirqs_on+0x310/0x310 [ 275.495826] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 275.499987] ? do_raw_spin_lock+0xc1/0x230 [ 275.503946] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.508350] hrtimer_interrupt+0x313/0x780 [ 275.513783] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.518018] smp_apic_timer_interrupt+0x1a1/0x760 [ 275.522231] __run_timers+0x7e5/0xc70 [ 275.526453] ? smp_call_function_single_interrupt+0x650/0x650 [ 275.530686] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 275.535508] ? interrupt_entry+0xb5/0xf0 [ 275.539309] ? _raw_spin_unlock_irq+0x27/0x80 [ 275.545176] ? trace_hardirqs_off_caller+0xbb/0x310 [ 275.550538] ? _raw_spin_unlock_irq+0x27/0x80 [ 275.554579] ? ____cache_alloc_node+0x1c7/0x1e0 [ 275.559062] ? lockdep_hardirqs_on+0x421/0x5c0 [ 275.564068] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 275.568556] ? trace_hardirqs_on+0xbd/0x310 [ 275.573210] ? trace_hardirqs_on_caller+0x310/0x310 [ 275.577783] ? kasan_check_read+0x11/0x20 [ 275.582619] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 275.586921] ? finish_task_switch+0x1f4/0x910 [ 275.591925] apic_timer_interrupt+0xf/0x20 [ 275.596057] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 275.600886] RIP: 0010:kmem_cache_alloc_node+0x247/0x730 [ 275.605366] ? compat_start_thread+0x80/0x80 [ 275.609585] Code: 41 7e 0f 85 32 ff ff ff e8 95 04 40 ff e9 28 ff ff ff e8 5c 3f c4 ff 48 83 3d cc 78 71 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 bf fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 45 [ 275.615024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.620378] RSP: 0000:ffff8801daf07440 EFLAGS: 00000286 [ 275.624809] ? _raw_spin_unlock_irq+0x60/0x80 [ 275.643706] ORIG_RAX: ffffffffffffff13 [ 275.649254] ? pvclock_read_flags+0x160/0x160 [ 275.654599] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1003766e95b [ 275.659100] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.663058] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286 [ 275.667559] ? check_preemption_disabled+0x48/0x280 [ 275.674811] RBP: ffff8801daf074b0 R08: ffff8801bb374ad8 R09: 0000000000000002 [ 275.680348] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 275.687595] R10: 0000000000000000 R11: ffff8801bb3741c0 R12: ffff8801d9be7680 [ 275.692604] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 275.699854] R13: ffff8801d9be7680 R14: 0000000000000000 R15: 0000000000000286 [ 275.705381] ? rcu_pm_notify+0xc0/0xc0 [ 275.712812] ? apic_timer_interrupt+0xa/0x20 [ 275.718082] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.725362] ? ipv6_get_ifaddr+0x42e/0x620 [ 275.729238] ? check_preemption_disabled+0x48/0x280 [ 275.733637] __alloc_skb+0x119/0x770 [ 275.739162] run_timer_softirq+0x52/0xb0 [ 275.743381] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 275.748380] ? rcu_read_lock_sched_held+0x108/0x120 [ 275.752084] ? skb_scrub_packet+0x490/0x490 [ 275.756148] __do_softirq+0x30c/0xb03 [ 275.761415] ? lock_downgrade+0x900/0x900 [ 275.766420] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 275.770728] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.774516] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 275.778662] ? refcount_sub_and_test_checked+0x203/0x310 [ 275.783402] ? trace_hardirqs_off+0x310/0x310 [ 275.788924] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 275.794014] ? schedule+0x108/0x460 [ 275.799447] ? addrconf_rs_timer+0x690/0x690 [ 275.803951] ? trace_hardirqs_off+0xb8/0x310 [ 275.809407] ndisc_alloc_skb+0x144/0x340 [ 275.813019] ? smpboot_thread_fn+0x68b/0xa00 [ 275.817416] ndisc_send_rs+0x331/0x6e0 [ 275.821808] ? trace_hardirqs_on+0x310/0x310 [ 275.825896] addrconf_rs_timer+0x314/0x690 [ 275.830290] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 275.834162] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.838576] ? check_preemption_disabled+0x48/0x280 [ 275.842803] call_timer_fn+0x272/0x920 [ 275.848327] ? takeover_tasklets+0xa90/0xa90 [ 275.852556] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.852572] ? process_timeout+0x40/0x40 [ 275.857579] run_ksoftirqd+0x94/0x100 [ 275.861462] ? find_held_lock+0x36/0x1c0 [ 275.865856] smpboot_thread_fn+0x68b/0xa00 [ 275.870101] ? mark_held_locks+0xc7/0x130 [ 275.874143] ? sort_range+0x30/0x30 [ 275.877934] ? _raw_spin_unlock_irq+0x27/0x80 [ 275.881983] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 275.886220] ? _raw_spin_unlock_irq+0x27/0x80 [ 275.890362] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 275.893972] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.898455] ? __kthread_parkme+0xfb/0x1a0 [ 275.903548] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 275.903564] ? trace_hardirqs_on+0xbd/0x310 [ 275.908051] kthread+0x35a/0x420 [ 275.913580] ? kasan_check_read+0x11/0x20 [ 275.917800] ? sort_range+0x30/0x30 [ 275.922023] ? __run_timers+0x7da/0xc70 [ 275.926591] ? kthread_bind+0x40/0x40 [ 275.930917] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 275.934298] ret_from_fork+0x3a/0x50 [ 275.938443] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.942066] warn_alloc_show_mem: 1 callbacks suppressed [ 275.942071] Mem-Info: [ 275.946021] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.949825] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 275.949825] active_file:12 inactive_file:13 isolated_file:0 [ 275.949825] unevictable:0 dirty:0 writeback:0 unstable:0 [ 275.949825] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 275.949825] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 275.949825] free:13778 free_pcp:148 free_cma:0 [ 275.955254] __run_timers+0x7e5/0xc70 [ 275.958967] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 275.963183] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 275.968517] Node 0 [ 275.970929] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 275.975204] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 276.008062] ? graph_lock+0x170/0x170 [ 276.011839] lowmem_reserve[]: [ 276.039338] ? print_usage_bug+0xc0/0xc0 [ 276.044676] 0 [ 276.046907] ? enqueue_hrtimer+0x1a5/0x560 [ 276.051900] 2819 [ 276.077415] ? lock_release+0x970/0x970 [ 276.081192] 6323 [ 276.084302] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 276.088340] 6323 [ 276.090143] ? find_held_lock+0x36/0x1c0 [ 276.096417] ? graph_lock+0x170/0x170 [ 276.100369] Node 0 [ 276.102428] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.107621] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 276.109670] ? check_preemption_disabled+0x48/0x280 [ 276.113703] lowmem_reserve[]: [ 276.117505] ? __lock_is_held+0xb5/0x140 [ 276.119713] 0 [ 276.125260] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.152469] 0 3503 [ 276.157507] ? check_preemption_disabled+0x48/0x280 [ 276.160583] 3503 [ 276.164659] run_timer_softirq+0x52/0xb0 [ 276.171988] ? rcu_read_lock_sched_held+0x108/0x120 [ 276.174199] Node 0 [ 276.179232] __do_softirq+0x30c/0xb03 [ 276.181296] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 276.185334] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 276.190317] lowmem_reserve[]: 0 [ 276.192566] ? pvclock_read_flags+0x160/0x160 [ 276.196367] 0 [ 276.224490] ? lapic_next_event+0x5a/0x90 [ 276.229573] 0 [ 276.232850] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.237312] 0 [ 276.239123] ? check_preemption_disabled+0x48/0x280 [ 276.243242] Node 0 [ 276.245049] ? check_preemption_disabled+0x48/0x280 [ 276.250557] DMA: 1*4kB [ 276.252375] ? kvm_clock_read+0x18/0x30 [ 276.257366] (U) [ 276.259603] ? kvm_sched_clock_read+0x9/0x20 [ 276.264599] 0*8kB [ 276.267183] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 276.271132] 0*16kB [ 276.273107] ? check_preemption_disabled+0x48/0x280 [ 276.277489] 1*32kB [ 276.279642] irq_exit+0x17f/0x1c0 [ 276.285146] (U) [ 276.287398] smp_apic_timer_interrupt+0x1cb/0x760 [ 276.292382] 2*64kB [ 276.294616] ? smp_reschedule_interrupt+0x109/0x650 [ 276.298062] (U) [ 276.300044] ? smp_call_function_single_interrupt+0x650/0x650 [ 276.304858] 1*128kB [ 276.307093] ? interrupt_entry+0xb5/0xf0 [ 276.312084] (U) [ 276.314066] ? trace_hardirqs_off_caller+0xbb/0x310 [ 276.319923] 1*256kB (U) [ 276.322251] ? trace_hardirqs_off_caller+0xbb/0x310 [ 276.326290] 0*512kB [ 276.328265] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.333263] 1*1024kB [ 276.335928] ? trace_hardirqs_on_caller+0x310/0x310 [ 276.340918] (U) [ 276.343239] ? trace_hardirqs_on_caller+0x310/0x310 [ 276.348057] 1*2048kB [ 276.350463] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.355465] (M) [ 276.357442] ? check_preemption_disabled+0x48/0x280 [ 276.362433] 3*4096kB [ 276.364847] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.370358] (M) [ 276.372332] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.377322] = 15908kB [ 276.379737] apic_timer_interrupt+0xf/0x20 [ 276.385249] Node 0 [ 276.387211] </IRQ> [ 276.392045] DMA32: [ 276.394451] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 276.398660] 3*4kB [ 276.400891] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 276.403107] (M) [ 276.405338] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 [ 276.410773] 2*8kB (UM) [ 276.412920] ORIG_RAX: ffffffffffffff13 [ 276.431802] 3*16kB (UM) [ 276.433777] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 276.439122] 3*32kB [ 276.441697] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 276.445655] (UM) [ 276.448351] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 276.455613] 5*64kB [ 276.457839] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 276.465090] (UM) [ 276.467143] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 276.474391] 3*128kB (M) [ 276.476642] ? shrink_node_memcg+0x724/0x18e0 [ 276.483878] 3*256kB [ 276.485935] ? shrink_node_memcg+0x72e/0x18e0 [ 276.493184] (M) [ 276.495851] shrink_node_memcg+0x72e/0x18e0 [ 276.500321] 4*512kB [ 276.502654] ? shrink_active_list+0x1c20/0x1c20 [ 276.507116] (UM) [ 276.509093] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 276.513388] 3*1024kB [ 276.515710] ? graph_lock+0x170/0x170 [ 276.520357] (UM) [ 276.522421] ? mem_cgroup_charge_statistics+0x780/0x780 [ 276.528023] 1*2048kB [ 276.530435] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.534210] (M) [ 276.536276] ? print_usage_bug+0xc0/0xc0 [ 276.541616] 4*4096kB [ 276.544037] shrink_node+0x3bc/0x16b0 [ 276.549539] (M) [ 276.551518] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 276.555566] = 25196kB [ 276.557989] ? shrink_node_memcg+0x18e0/0x18e0 [ 276.561745] Node 0 [ 276.563715] ? lockdep_hardirqs_on+0x421/0x5c0 [ 276.568966] Normal: [ 276.571371] ? trace_hardirqs_on+0xbd/0x310 [ 276.575931] 1032*4kB [ 276.578161] ? vmpressure+0x271/0x340 [ 276.582718] (ME) [ 276.585043] ? do_raw_spin_unlock+0xa7/0x330 [ 276.589337] 425*8kB [ 276.591741] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 276.595517] (UME) [ 276.597590] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 276.601972] 181*16kB [ 276.604306] ? __cpuset_node_allowed+0x19b/0x660 [ 276.608870] (UME) [ 276.611019] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 276.616540] 72*32kB [ 276.618950] ? vmpressure+0x1a2/0x340 [ 276.623685] (UME) [ 276.625839] do_try_to_free_pages+0x3e7/0x1290 [ 276.631515] 20*64kB (UM) [ 276.633871] ? shrink_node+0x16b0/0x16b0 [ 276.637635] 0*128kB 0*256kB [ 276.639789] ? __lock_is_held+0xb5/0x140 [ 276.644351] 0*512kB [ 276.647115] try_to_free_pages+0x4d0/0xb90 [ 276.651138] 0*1024kB 0*2048kB [ 276.654160] ? do_try_to_free_pages+0x1290/0x1290 [ 276.658201] 0*4096kB [ 276.660517] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.664738] = 14008kB [ 276.667940] ? lock_acquire+0x1ed/0x520 [ 276.672764] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 276.675168] ? set_page_refcounted+0x280/0x280 [ 276.680688] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 276.683088] ? lock_release+0x970/0x970 [ 276.687042] 144 total pagecache pages [ 276.695875] ? ___might_sleep+0x1ed/0x300 [ 276.700442] 0 pages in swap cache [ 276.709007] ? arch_local_save_flags+0x40/0x40 [ 276.712956] Swap cache stats: add 0, delete 0, find 0/0 [ 276.712965] Free swap = 0kB [ 276.716772] __alloc_pages_slowpath+0x9c4/0x2d70 [ 276.720887] Total swap = 0kB [ 276.724365] ? warn_alloc+0x120/0x120 [ 276.728904] 1965979 pages RAM [ 276.734263] ? __radix_tree_lookup+0x4c0/0x4c0 [ 276.737259] 0 pages HighMem/MovableOnly [ 276.742021] ? find_get_entry+0x2f2/0xc40 [ 276.745010] 342306 pages reserved [ 276.748811] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.751887] 0 pages cma reserved [ 276.756464] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 276.760500] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 276.764563] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 276.768053] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 276.773537] ? should_fail+0x22d/0xd01 [ 276.776900] ksoftirqd/0 cpuset= [ 276.781825] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 276.788295] / [ 276.793829] ? __lock_is_held+0xb5/0x140 [ 276.804118] mems_allowed=0 [ 276.808020] ? __lock_is_held+0xb5/0x140 [ 276.811262] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 276.816356] ? find_held_lock+0x36/0x1c0 [ 276.818043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 276.818051] Call Trace: [ 276.822108] ? ___might_sleep+0x1ed/0x300 [ 276.825029] dump_stack+0x1c4/0x2b6 [ 276.829075] ? lock_release+0x970/0x970 [ 276.835902] ? dump_stack_print_info.cold.1+0x20/0x20 [ 276.840452] ? arch_local_save_flags+0x40/0x40 [ 276.849816] warn_alloc.cold.119+0xb7/0x1bd [ 276.852385] ? __might_sleep+0x95/0x190 [ 276.856510] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 276.860134] __alloc_pages_nodemask+0xa80/0xde0 [ 276.864093] ? lock_downgrade+0x900/0x900 [ 276.869285] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 276.873854] ? trace_hardirqs_off+0xb8/0x310 [ 276.878161] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 276.882117] ? trace_hardirqs_off+0xb8/0x310 [ 276.886985] ? kasan_check_read+0x11/0x20 [ 276.891645] __alloc_pages_slowpath+0x265e/0x2d70 [ 276.895793] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 276.900820] ? warn_alloc+0x120/0x120 [ 276.905190] ? graph_lock+0x170/0x170 [ 276.911010] ? warn_alloc+0x120/0x120 [ 276.915404] ? print_usage_bug+0xc0/0xc0 [ 276.919547] ? print_usage_bug+0xc0/0xc0 [ 276.924373] ? graph_lock+0x170/0x170 [ 276.929642] ? warn_alloc+0x120/0x120 [ 276.933428] ? graph_lock+0x170/0x170 [ 276.937219] ? print_usage_bug+0xc0/0xc0 [ 276.941010] ? __do_page_cache_readahead+0x7ce/0x980 [ 276.945062] ? __lock_acquire+0x7ec/0x4ec0 [ 276.949114] ? find_held_lock+0x36/0x1c0 [ 276.952899] ? __lock_acquire+0x7ec/0x4ec0 [ 276.956687] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 276.960472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.964519] alloc_pages_current+0x10c/0x210 [ 276.969618] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 276.973842] ? lock_downgrade+0x900/0x900 [ 276.977892] ? should_fail+0x22d/0xd01 [ 276.982115] __page_cache_alloc+0x38f/0x5b0 [ 276.987638] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 276.993166] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 276.997564] ? __lock_acquire+0x7ec/0x4ec0 [ 277.003104] ? kasan_check_read+0x11/0x20 [ 277.007234] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 277.011112] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 277.015416] ? __lock_acquire+0x7ec/0x4ec0 [ 277.020507] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 277.026296] ? should_fail+0x22d/0xd01 [ 277.030518] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.034672] ? mark_held_locks+0x130/0x130 [ 277.039759] ? check_preemption_disabled+0x48/0x280 [ 277.045020] ? mark_held_locks+0x130/0x130 [ 277.049250] filemap_fault+0x1594/0x25f0 [ 277.053900] ? graph_lock+0x170/0x170 [ 277.057784] ? __lock_page_or_retry+0xa00/0xa00 [ 277.063299] ? print_usage_bug+0xc0/0xc0 [ 277.067536] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 277.072550] ? graph_lock+0x170/0x170 [ 277.076773] ? kasan_check_read+0x11/0x20 [ 277.080817] ? print_usage_bug+0xc0/0xc0 [ 277.084604] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 277.089255] ? wq_watchdog_touch+0x9c/0xfe [ 277.093308] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 277.099087] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.102875] ? rcu_bh_qs+0xc0/0xc0 [ 277.107015] ? check_preemption_disabled+0x48/0x280 [ 277.111068] ? trace_hardirqs_on+0xbd/0x310 [ 277.116329] ? check_preemption_disabled+0x48/0x280 [ 277.120559] ? kasan_check_read+0x11/0x20 [ 277.125653] ? __lock_is_held+0xb5/0x140 [ 277.131170] ? __free_object+0x173/0x340 [ 277.134699] __alloc_pages_nodemask+0xa80/0xde0 [ 277.139719] ? filemap_map_pages+0xdea/0x1980 [ 277.144021] ? graph_lock+0x170/0x170 [ 277.149041] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 277.153171] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 277.157216] ? __free_object+0x173/0x340 [ 277.161265] ? graph_lock+0x170/0x170 [ 277.165923] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 277.170411] ? find_held_lock+0x36/0x1c0 [ 277.174192] ? debug_object_free+0x325/0x690 [ 277.179287] ? ____cache_alloc_node+0x1c7/0x1e0 [ 277.184286] ? find_get_pages_range_tag+0x1320/0x1320 [ 277.188335] ? lock_downgrade+0x900/0x900 [ 277.192125] ? graph_lock+0x170/0x170 [ 277.197391] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.201440] ? kasan_check_read+0x11/0x20 [ 277.205831] cache_grow_begin+0x91/0x8c0 [ 277.210486] ? debug_object_destroy+0x2b0/0x2b0 [ 277.215662] ? do_raw_spin_unlock+0xa7/0x330 [ 277.219802] ? lock_acquire+0x1ed/0x520 [ 277.223587] fallback_alloc+0x203/0x2e0 [ 277.229104] ? ext4_filemap_fault+0x7a/0xad [ 277.233237] ____cache_alloc_node+0x1c7/0x1e0 [ 277.237282] ? lock_release+0x970/0x970 [ 277.241938] kmem_cache_alloc_node+0xe3/0x730 [ 277.246333] ? arch_local_save_flags+0x40/0x40 [ 277.250291] ? ipv6_get_ifaddr+0x42e/0x620 [ 277.254251] ? futex_wait_setup+0x3e0/0x3e0 [ 277.258573] __alloc_skb+0x119/0x770 [ 277.263062] ? down_read+0xb0/0x1d0 [ 277.267014] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 277.271494] ? ext4_filemap_fault+0x7a/0xad [ 277.276082] ? skb_scrub_packet+0x490/0x490 [ 277.280309] ? __down_interruptible+0x700/0x700 [ 277.284616] ? lock_downgrade+0x900/0x900 [ 277.288335] ext4_filemap_fault+0x82/0xad [ 277.291936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.297199] __do_fault+0x100/0x6b0 [ 277.301514] ? refcount_sub_and_test_checked+0x203/0x310 [ 277.305827] ? print_bad_pte+0x6c0/0x6c0 [ 277.310481] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 277.314619] ? do_futex+0x249/0x26d0 [ 277.318750] ? addrconf_rs_timer+0x690/0x690 [ 277.324293] ? finish_task_switch+0x1f4/0x910 [ 277.327913] ndisc_alloc_skb+0x144/0x340 [ 277.333349] ? _raw_spin_unlock_irq+0x27/0x80 [ 277.337410] ndisc_send_rs+0x331/0x6e0 [ 277.342843] ? pmd_val+0x88/0x100 [ 277.346556] addrconf_rs_timer+0x314/0x690 [ 277.350948] ? add_mm_counter_fast+0xd0/0xd0 [ 277.355431] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.359479] ? pmd_val+0x88/0x100 [ 277.363970] call_timer_fn+0x272/0x920 [ 277.367840] ? add_mm_counter_fast+0xd0/0xd0 [ 277.371280] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.375505] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.379899] ? process_timeout+0x40/0x40 [ 277.384169] __handle_mm_fault+0x3709/0x53e0 [ 277.387610] ? find_held_lock+0x36/0x1c0 [ 277.391497] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 277.395888] ? __run_timers+0x7da/0xc70 [ 277.400104] ? __switch_to_asm+0x34/0x70 [ 277.400120] ? graph_lock+0x170/0x170 [ 277.405648] ? _raw_spin_unlock_irq+0x27/0x80 [ 277.409693] ? print_usage_bug+0xc0/0xc0 [ 277.414087] ? _raw_spin_unlock_irq+0x27/0x80 [ 277.418138] ? __switch_to_asm+0x34/0x70 [ 277.422972] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.426928] ? graph_lock+0x170/0x170 [ 277.430979] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 277.434768] ? graph_lock+0x170/0x170 [ 277.439248] ? trace_hardirqs_on+0xbd/0x310 [ 277.443307] ? handle_mm_fault+0x42a/0xc70 [ 277.447775] ? kasan_check_read+0x11/0x20 [ 277.451823] ? lock_downgrade+0x900/0x900 [ 277.456052] ? __run_timers+0x7da/0xc70 [ 277.459839] ? check_preemption_disabled+0x48/0x280 [ 277.464405] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 277.468194] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 277.472499] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.476722] ? kasan_check_read+0x11/0x20 [ 277.480857] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.484993] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 277.488968] __run_timers+0x7e5/0xc70 [ 277.493980] ? rcu_bh_qs+0xc0/0xc0 [ 277.499423] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 277.505196] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 277.505214] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.509439] ? _raw_spin_unlock_irq+0x27/0x80 [ 277.513578] ? check_preemption_disabled+0x48/0x280 [ 277.517796] ? _raw_spin_unlock_irq+0x27/0x80 [ 277.523067] handle_mm_fault+0x54f/0xc70 [ 277.526849] ? lockdep_hardirqs_on+0x421/0x5c0 [ 277.530375] ? __handle_mm_fault+0x53e0/0x53e0 [ 277.535729] ? trace_hardirqs_on+0xbd/0x310 [ 277.541163] ? find_vma+0x34/0x190 [ 277.546694] ? kasan_check_read+0x11/0x20 [ 277.551177] __do_page_fault+0x67d/0xed0 [ 277.556178] ? finish_task_switch+0x1f4/0x910 [ 277.560663] ? mm_fault_error+0x380/0x380 [ 277.564709] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 277.569274] ? trace_hardirqs_off+0xb8/0x310 [ 277.569289] ? trace_hardirqs_on+0x310/0x310 [ 277.573879] ? compat_start_thread+0x80/0x80 [ 277.578194] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 277.581717] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.585849] ? trace_hardirqs_on+0x310/0x310 [ 277.589899] ? _raw_spin_unlock_irq+0x60/0x80 [ 277.594384] do_page_fault+0xf2/0x7e0 [ 277.598516] ? pvclock_read_flags+0x160/0x160 [ 277.603961] ? vmalloc_sync_all+0x30/0x30 [ 277.608354] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.612747] ? error_entry+0x70/0xd0 [ 277.617146] ? check_preemption_disabled+0x48/0x280 [ 277.622492] ? trace_hardirqs_off_caller+0xbb/0x310 [ 277.628019] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 277.632406] ? trace_hardirqs_on_caller+0xc0/0x310 [ 277.636893] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 277.640684] ? syscall_return_slowpath+0x5e0/0x5e0 [ 277.645162] ? rcu_pm_notify+0xc0/0xc0 [ 277.649296] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 277.654822] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.658530] ? trace_hardirqs_on_caller+0x310/0x310 [ 277.663550] ? check_preemption_disabled+0x48/0x280 [ 277.668546] ? trace_hardirqs_off+0x310/0x310 [ 277.668565] ? prepare_exit_to_usermode+0x291/0x3b0 [ 277.674091] run_timer_softirq+0x52/0xb0 [ 277.679000] ? page_fault+0x8/0x30 [ 277.684267] ? rcu_read_lock_sched_held+0x108/0x120 [ 277.689180] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 277.693055] __do_softirq+0x30c/0xb03 [ 277.697884] ? page_fault+0x8/0x30 [ 277.703413] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 277.708584] page_fault+0x1e/0x30 [ 277.713600] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 277.718073] RIP: 0033:0x45ddf3 [ 277.723077] ? trace_hardirqs_off+0x310/0x310 [ 277.727124] Code: Bad RIP value. [ 277.730656] ? schedule+0x108/0x460 [ 277.735652] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 277.740490] ? trace_hardirqs_off+0xb8/0x310 [ 277.747795] ? smpboot_thread_fn+0x68b/0xa00 [ 277.752539] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 277.755991] ? trace_hardirqs_on+0x310/0x310 [ 277.761097] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 277.764287] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.768762] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 277.772123] ? check_preemption_disabled+0x48/0x280 [ 277.775729] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 277.781087] ? takeover_tasklets+0xa90/0xa90 [ 277.785473] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 277.789877] run_ksoftirqd+0x94/0x100 [ 277.797154] rcu: rcu_preempt kthread starved for 10652 jiffies! g8953 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 277.801545] smpboot_thread_fn+0x68b/0xa00 [ 277.808794] rcu: RCU grace-period kthread stack dump: [ 277.814327] ? sort_range+0x30/0x30 [ 277.821581] rcu_preempt R [ 277.826594] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 277.833857] running task [ 277.838266] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.845533] 22872 10 2 0x80000000 [ 277.849327] ? __kthread_parkme+0xfb/0x1a0 [ 277.859703] Call Trace: [ 277.863933] kthread+0x35a/0x420 [ 277.869111] __schedule+0x86c/0x1ed0 [ 277.872724] ? sort_range+0x30/0x30 [ 277.875819] ? __sched_text_start+0x8/0x8 [ 277.880898] ? kthread_bind+0x40/0x40 [ 277.880918] ret_from_fork+0x3a/0x50 [ 277.884100] ? __mod_timer+0x6f6/0x1870 [ 277.889703] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 277.893763] ? add_timer_on+0x9f0/0x9f0 [ 277.898028] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 277.900558] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 277.903900] ksoftirqd/0 cpuset= [ 277.907615] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 277.911217] / [ 277.915361] ? lockdep_hardirqs_on+0x421/0x5c0 [ 277.919141] mems_allowed=0 [ 277.922849] ? trace_hardirqs_on+0xbd/0x310 [ 277.926806] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 277.933288] ? kasan_check_read+0x11/0x20 [ 277.937243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 277.947551] ? prepare_to_swait_event+0x25a/0x800 [ 277.947567] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 277.952651] Call Trace: [ 277.955929] schedule+0xfe/0x460 [ 277.961016] dump_stack+0x1c4/0x2b6 [ 277.962716] ? __schedule+0x1ed0/0x1ed0 [ 277.967332] ? dump_stack_print_info.cold.1+0x20/0x20 [ 277.970264] ? prepare_to_swait_event+0x25a/0x800 [ 277.974596] warn_alloc.cold.119+0xb7/0x1bd [ 277.981414] ? __init_swait_queue_head+0x150/0x150 [ 277.985553] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 277.994894] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 277.999723] ? lock_downgrade+0x900/0x900 [ 278.005163] ? __lockdep_init_map+0x105/0x590 [ 278.007739] ? trace_hardirqs_off+0xb8/0x310 [ 278.011087] ? lockdep_init_map+0x9/0x10 [ 278.014701] ? trace_hardirqs_off+0xb8/0x310 [ 278.018660] schedule_timeout+0x140/0x260 [ 278.023838] __alloc_pages_slowpath+0x265e/0x2d70 [ 278.028667] ? usleep_range+0x1a0/0x1a0 [ 278.033001] ? warn_alloc+0x120/0x120 [ 278.037896] ? __next_timer_interrupt+0x1a0/0x1a0 [ 278.042724] ? warn_alloc+0x120/0x120 [ 278.047834] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.051967] ? print_usage_bug+0xc0/0xc0 [ 278.056453] rcu_gp_kthread+0x9d9/0x2310 [ 278.060842] ? warn_alloc+0x120/0x120 [ 278.064913] ? rcu_gp_init+0x1830/0x1830 [ 278.069288] ? print_usage_bug+0xc0/0xc0 [ 278.073422] ? update_curr+0x344/0xbe0 [ 278.078251] ? __lock_acquire+0x7ec/0x4ec0 [ 278.082211] ? print_usage_bug+0xc0/0xc0 [ 278.085997] ? __lock_acquire+0x7ec/0x4ec0 [ 278.090829] ? __account_cfs_rq_runtime+0x790/0x790 [ 278.094618] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.100141] ? graph_lock+0x170/0x170 [ 278.104189] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 278.108238] ? graph_lock+0x170/0x170 [ 278.112031] ? should_fail+0x22d/0xd01 [ 278.116082] ? __lock_acquire+0x7ec/0x4ec0 [ 278.120126] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 278.124000] ? __lock_is_held+0xb5/0x140 [ 278.128217] ? __lock_acquire+0x7ec/0x4ec0 [ 278.132281] ? update_curr+0x344/0xbe0 [ 278.136494] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 278.141497] ? rcu_pm_notify+0xc0/0xc0 [ 278.147020] ? __lock_acquire+0x7ec/0x4ec0 [ 278.150809] ? __account_cfs_rq_runtime+0x790/0x790 [ 278.156331] ? should_fail+0x22d/0xd01 [ 278.160132] ? mark_held_locks+0x130/0x130 [ 278.164007] ? mark_held_locks+0x130/0x130 [ 278.168246] ? rcu_read_lock_sched_held+0x108/0x120 [ 278.173333] ? mark_held_locks+0x130/0x130 [ 278.177382] ? rcu_note_context_switch+0x14b6/0x26b0 [ 278.181600] ? graph_lock+0x170/0x170 [ 278.185477] ? set_next_entity+0x2f0/0xaf0 [ 278.190568] ? print_usage_bug+0xc0/0xc0 [ 278.194445] ? rcu_read_lock_sched_held+0x108/0x120 [ 278.198665] ? graph_lock+0x170/0x170 [ 278.203670] ? pick_next_entity+0x197/0x390 [ 278.207556] ? print_usage_bug+0xc0/0xc0 [ 278.211772] ? register_lock_class+0xd90/0x29b0 [ 278.215989] ? wq_watchdog_touch+0x9c/0xfe [ 278.220992] ? graph_lock+0x170/0x170 [ 278.225243] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.230335] ? run_rebalance_domains+0x500/0x500 [ 278.234148] ? check_preemption_disabled+0x48/0x280 [ 278.238363] ? __update_load_avg_cfs_rq+0x430/0x9b0 [ 278.242412] ? check_preemption_disabled+0x48/0x280 [ 278.247413] ? register_lock_class+0xd90/0x29b0 [ 278.251202] ? __lock_is_held+0xb5/0x140 [ 278.255520] ? mark_held_locks+0x130/0x130 [ 278.259568] __alloc_pages_nodemask+0xa80/0xde0 [ 278.264238] ? __schedule+0x150b/0x1ed0 [ 278.268458] ? graph_lock+0x170/0x170 [ 278.272248] ? _raw_spin_unlock_irq+0x27/0x80 [ 278.277789] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 278.282543] ? _raw_spin_unlock_irq+0x27/0x80 [ 278.287553] ? graph_lock+0x170/0x170 [ 278.287578] ? find_held_lock+0x36/0x1c0 [ 278.292578] ? lockdep_hardirqs_on+0x421/0x5c0 [ 278.297588] ? ____cache_alloc_node+0x1c7/0x1e0 [ 278.302237] ? trace_hardirqs_on+0xbd/0x310 [ 278.306281] ? lock_downgrade+0x900/0x900 [ 278.310502] ? kasan_check_read+0x11/0x20 [ 278.315156] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.319115] ? __schedule+0x150b/0x1ed0 [ 278.322904] cache_grow_begin+0x91/0x8c0 [ 278.327380] ? lock_repin_lock+0x430/0x430 [ 278.332407] ? do_raw_spin_unlock+0xa7/0x330 [ 278.336895] ? __schedule+0x150b/0x1ed0 [ 278.340680] fallback_alloc+0x203/0x2e0 [ 278.344724] ? __switch_to_asm+0x40/0x70 [ 278.349291] ____cache_alloc_node+0x1c7/0x1e0 [ 278.353945] ? __switch_to_asm+0x40/0x70 [ 278.358258] kmem_cache_alloc_node+0xe3/0x730 [ 278.362393] ? graph_lock+0x170/0x170 [ 278.366540] ? ipv6_get_ifaddr+0x42e/0x620 [ 278.372067] ? __sched_text_start+0x8/0x8 [ 278.376034] __alloc_skb+0x119/0x770 [ 278.380088] ? find_held_lock+0x36/0x1c0 [ 278.384306] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 278.388706] ? __kthread_parkme+0xce/0x1a0 [ 278.392660] ? skb_scrub_packet+0x490/0x490 [ 278.396622] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 278.400667] ? lock_downgrade+0x900/0x900 [ 278.405149] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 278.409203] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.413680] ? lockdep_hardirqs_on+0x421/0x5c0 [ 278.417472] ? refcount_sub_and_test_checked+0x203/0x310 [ 278.421692] ? trace_hardirqs_on+0xbd/0x310 [ 278.425826] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 278.429537] ? kasan_check_read+0x11/0x20 [ 278.433592] ? addrconf_rs_timer+0x690/0x690 [ 278.438857] ? __kthread_parkme+0xce/0x1a0 [ 278.443084] ndisc_alloc_skb+0x144/0x340 [ 278.447385] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 278.452472] ndisc_send_rs+0x331/0x6e0 [ 278.456606] ? kasan_check_write+0x14/0x20 [ 278.461695] addrconf_rs_timer+0x314/0x690 [ 278.467217] ? do_raw_spin_lock+0xc1/0x230 [ 278.471785] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.477223] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 278.481552] call_timer_fn+0x272/0x920 [ 278.486993] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 278.491126] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.495532] ? __kthread_parkme+0xfb/0x1a0 [ 278.499756] ? process_timeout+0x40/0x40 [ 278.503802] kthread+0x35a/0x420 [ 278.509239] ? find_held_lock+0x36/0x1c0 [ 278.513114] ? rcu_gp_init+0x1830/0x1830 [ 278.517341] ? __run_timers+0x7da/0xc70 [ 278.521565] ? kthread_bind+0x40/0x40 [ 278.525789] ? _raw_spin_unlock_irq+0x27/0x80 [ 278.530008] ret_from_fork+0x3a/0x50 [ 278.535095] ? _raw_spin_unlock_irq+0x27/0x80 [ 278.539081] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 278.544482] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.544497] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 278.544517] ? trace_hardirqs_on+0xbd/0x310 [ 278.548804] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 278.552973] ? kasan_check_read+0x11/0x20 [ 278.557008] syz-fuzzer cpuset= [ 278.560370] ? __run_timers+0x7da/0xc70 [ 278.564409] / [ 278.568466] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 278.572421] mems_allowed=0 [ 278.576213] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.644203] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.648447] __run_timers+0x7e5/0xc70 [ 278.652266] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 278.657635] ? _raw_spin_unlock_irq+0x27/0x80 [ 278.662137] ? _raw_spin_unlock_irq+0x27/0x80 [ 278.666641] ? lockdep_hardirqs_on+0x421/0x5c0 [ 278.671230] ? trace_hardirqs_on+0xbd/0x310 [ 278.675568] ? kasan_check_read+0x11/0x20 [ 278.679722] ? finish_task_switch+0x1f4/0x910 [ 278.684224] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 278.689681] ? compat_start_thread+0x80/0x80 [ 278.694098] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.699645] ? _raw_spin_unlock_irq+0x60/0x80 [ 278.704154] ? pvclock_read_flags+0x160/0x160 [ 278.708654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.714200] ? check_preemption_disabled+0x48/0x280 [ 278.719232] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 278.724772] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 278.730057] ? rcu_pm_notify+0xc0/0xc0 [ 278.733950] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.739492] ? check_preemption_disabled+0x48/0x280 [ 278.744542] run_timer_softirq+0x52/0xb0 [ 278.748607] ? rcu_read_lock_sched_held+0x108/0x120 [ 278.753629] __do_softirq+0x30c/0xb03 [ 278.757436] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 278.762204] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 278.767309] ? trace_hardirqs_off+0x310/0x310 [ 278.771815] ? schedule+0x108/0x460 [ 278.775459] ? trace_hardirqs_off+0xb8/0x310 [ 278.779871] ? smpboot_thread_fn+0x68b/0xa00 [ 278.784280] ? trace_hardirqs_on+0x310/0x310 [ 278.788692] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 278.794237] ? check_preemption_disabled+0x48/0x280 [ 278.799258] ? takeover_tasklets+0xa90/0xa90 [ 278.803678] run_ksoftirqd+0x94/0x100 [ 278.807483] smpboot_thread_fn+0x68b/0xa00 [ 278.811723] ? sort_range+0x30/0x30 [ 278.815358] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 278.820464] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 278.826007] ? __kthread_parkme+0xfb/0x1a0 [ 278.830250] kthread+0x35a/0x420 [ 278.833622] ? sort_range+0x30/0x30 [ 278.837248] ? kthread_bind+0x40/0x40 [ 278.841202] ret_from_fork+0x3a/0x50 [ 278.844934] warn_alloc_show_mem: 1 callbacks suppressed [ 278.844946] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 278.844948] Mem-Info: [ 278.844982] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 278.844982] active_file:12 inactive_file:13 isolated_file:0 [ 278.844982] unevictable:0 dirty:0 writeback:0 unstable:0 [ 278.844982] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 278.844982] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 278.844982] free:13778 free_pcp:148 free_cma:0 [ 278.850318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 278.857341] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 278.859739] Call Trace: [ 278.892621] Node 0 [ 278.901970] <IRQ> [ 278.929486] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 278.932058] dump_stack+0x1c4/0x2b6 [ 278.934264] lowmem_reserve[]: [ 278.936415] ? dump_stack_print_info.cold.1+0x20/0x20 [ 278.961894] 0 [ 278.965536] warn_alloc.cold.119+0xb7/0x1bd [ 278.968612] 2819 [ 278.973797] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 278.975576] 6323 [ 278.979893] ? lock_downgrade+0x900/0x900 [ 278.981933] 6323 [ 278.986773] ? trace_hardirqs_off+0xb8/0x310 [ 278.992952] ? trace_hardirqs_off+0xb8/0x310 [ 278.994989] Node 0 [ 278.999396] __alloc_pages_slowpath+0x265e/0x2d70 [ 279.003801] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 279.006031] ? warn_alloc+0x120/0x120 [ 279.010824] lowmem_reserve[]: [ 279.038060] ? lock_release+0x970/0x970 [ 279.041836] 0 [ 279.044936] ? warn_alloc+0x120/0x120 [ 279.048880] 0 3503 [ 279.050688] ? print_usage_bug+0xc0/0xc0 [ 279.054463] 3503 [ 279.056696] ? warn_alloc+0x120/0x120 [ 279.062790] ? print_usage_bug+0xc0/0xc0 [ 279.066568] Node 0 Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 279.070658] ? __lock_acquire+0x7ec/0x4ec0 [ 279.070673] ? __lock_acquire+0x7ec/0x4ec0 [ 279.099362] lowmem_reserve[]: 0 [ 279.103610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.107814] 0 [ 279.111092] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 279.116606] 0 [ 279.118405] ? should_fail+0x22d/0xd01 [ 279.123913] 0 [ 279.125712] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 279.131374] ? __lock_acquire+0x7ec/0x4ec0 [ 279.136451] Node 0 DMA: [ 279.140681] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 279.140697] ? __lock_acquire+0x7ec/0x4ec0 [ 279.143350] 1*4kB [ 279.148444] ? should_fail+0x22d/0xd01 [ 279.152660] (U) [ 279.154813] ? mark_held_locks+0x130/0x130 [ 279.158672] 0*8kB [ 279.160644] ? mark_held_locks+0x130/0x130 [ 279.164855] 0*16kB [ 279.167001] ? graph_lock+0x170/0x170 [ 279.171218] 1*32kB [ 279.173451] ? print_usage_bug+0xc0/0xc0 [ 279.177232] (U) [ 279.179462] ? graph_lock+0x170/0x170 [ 279.183501] 2*64kB [ 279.185479] ? print_usage_bug+0xc0/0xc0 [ 279.189255] (U) [ 279.191489] ? wq_watchdog_touch+0x9c/0xfe [ 279.195539] 1*128kB [ 279.197509] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.201727] (U) [ 279.204053] ? check_preemption_disabled+0x48/0x280 [ 279.209569] 1*256kB [ 279.211557] ? check_preemption_disabled+0x48/0x280 [ 279.216556] (U) [ 279.218880] ? __lock_is_held+0xb5/0x140 [ 279.223861] 0*512kB 1*1024kB [ 279.225848] __alloc_pages_nodemask+0xa80/0xde0 [ 279.229884] (U) [ 279.232982] ? graph_lock+0x170/0x170 [ 279.237628] 1*2048kB [ 279.239598] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 279.243372] (M) [ 279.245778] ? graph_lock+0x170/0x170 [ 279.250772] 3*4096kB [ 279.252753] ? find_held_lock+0x36/0x1c0 [ 279.256531] (M) [ 279.258947] ? ____cache_alloc_node+0x1c7/0x1e0 [ 279.262978] = 15908kB [ 279.264949] ? lock_downgrade+0x900/0x900 [ 279.269598] Node 0 [ 279.272007] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.276125] DMA32: [ 279.278356] cache_grow_begin+0x91/0x8c0 [ 279.283866] 3*4kB [ 279.286098] ? do_raw_spin_unlock+0xa7/0x330 [ 279.290136] (M) [ 279.292285] fallback_alloc+0x203/0x2e0 [ 279.296663] 2*8kB (UM) [ 279.298648] ____cache_alloc_node+0x1c7/0x1e0 [ 279.302601] 3*16kB [ 279.305184] kmem_cache_alloc_node+0xe3/0x730 [ 279.309653] (UM) [ 279.311884] ? ipv6_get_ifaddr+0x42e/0x620 [ 279.316379] 3*32kB [ 279.318441] __alloc_skb+0x119/0x770 [ 279.322646] (UM) [ 279.324885] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 279.328566] 5*64kB (UM) [ 279.330654] ? skb_scrub_packet+0x490/0x490 [ 279.335912] 3*128kB [ 279.338581] ? lock_downgrade+0x900/0x900 [ 279.342880] (M) [ 279.345206] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.349328] 3*256kB [ 279.351304] ? refcount_sub_and_test_checked+0x203/0x310 [ 279.356814] (M) [ 279.359135] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 279.364561] 4*512kB [ 279.366541] ? addrconf_rs_timer+0x690/0x690 [ 279.371970] (UM) 3*1024kB [ 279.374307] ndisc_alloc_skb+0x144/0x340 [ 279.378682] (UM) [ 279.381530] ndisc_send_rs+0x331/0x6e0 [ 279.385574] 1*2048kB [ 279.387631] addrconf_rs_timer+0x314/0x690 [ 279.391488] (M) 4*4096kB [ 279.393906] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.398115] (M) [ 279.400881] call_timer_fn+0x272/0x920 [ 279.405085] = 25196kB [ 279.407075] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.410942] Node 0 [ 279.413349] ? process_timeout+0x40/0x40 [ 279.417561] Normal: [ 279.419792] ? find_held_lock+0x36/0x1c0 [ 279.423830] 1032*4kB [ 279.426153] ? mark_held_locks+0xc7/0x130 [ 279.430187] (ME) [ 279.432599] ? _raw_spin_unlock_irq+0x27/0x80 [ 279.436718] 425*8kB (UME) [ 279.438789] ? _raw_spin_unlock_irq+0x27/0x80 [ 279.443259] 181*16kB [ 279.446098] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.450570] (UME) [ 279.452981] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 279.457192] 72*32kB [ 279.459337] ? trace_hardirqs_on+0xbd/0x310 [ 279.463893] (UME) [ 279.466218] ? kasan_check_read+0x11/0x20 [ 279.470510] 20*64kB [ 279.472663] ? __run_timers+0x7da/0xc70 [ 279.476785] (UM) [ 279.479103] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 279.483066] 0*128kB 0*256kB [ 279.485139] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.490566] 0*512kB [ 279.493580] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.497794] 0*1024kB [ 279.500111] __run_timers+0x7e5/0xc70 [ 279.504323] 0*2048kB [ 279.506741] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 279.510509] 0*4096kB [ 279.512922] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 279.518265] = 14008kB [ 279.520675] ? graph_lock+0x170/0x170 [ 279.525678] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 279.528076] ? print_usage_bug+0xc0/0xc0 [ 279.531858] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 279.540683] ? enqueue_hrtimer+0x1a5/0x560 [ 279.544722] 144 total pagecache pages [ 279.553291] ? lock_release+0x970/0x970 [ 279.557509] 0 pages in swap cache [ 279.561305] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 279.565258] Swap cache stats: add 0, delete 0, find 0/0 [ 279.568703] ? find_held_lock+0x36/0x1c0 [ 279.573869] Free swap = 0kB [ 279.579242] ? graph_lock+0x170/0x170 [ 279.583282] Total swap = 0kB [ 279.586300] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.590080] 1965979 pages RAM [ 279.593095] ? check_preemption_disabled+0x48/0x280 [ 279.598606] 0 pages HighMem/MovableOnly [ 279.601713] ? __lock_is_held+0xb5/0x140 [ 279.606694] 342306 pages reserved [ 279.606703] 0 pages cma reserved [ 279.610677] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.614789] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 279.618168] ? check_preemption_disabled+0x48/0x280 [ 279.621632] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 279.627078] run_timer_softirq+0x52/0xb0 [ 279.633553] ksoftirqd/0 cpuset= [ 279.638569] ? rcu_read_lock_sched_held+0x108/0x120 [ 279.648852] / [ 279.652907] __do_softirq+0x30c/0xb03 [ 279.656169] mems_allowed=0 [ 279.661184] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 279.674685] ? pvclock_read_flags+0x160/0x160 [ 279.679185] ? lapic_next_event+0x5a/0x90 [ 279.683349] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.688901] ? check_preemption_disabled+0x48/0x280 [ 279.693919] ? check_preemption_disabled+0x48/0x280 [ 279.698942] ? kvm_clock_read+0x18/0x30 [ 279.702922] ? kvm_sched_clock_read+0x9/0x20 [ 279.707334] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 279.713022] ? check_preemption_disabled+0x48/0x280 [ 279.718063] irq_exit+0x17f/0x1c0 [ 279.721531] smp_apic_timer_interrupt+0x1cb/0x760 [ 279.726395] ? smp_reschedule_interrupt+0x109/0x650 [ 279.731416] ? smp_call_function_single_interrupt+0x650/0x650 [ 279.737312] ? interrupt_entry+0xb5/0xf0 [ 279.741377] ? trace_hardirqs_off_caller+0xbb/0x310 [ 279.746395] ? trace_hardirqs_off_caller+0xbb/0x310 [ 279.751415] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 279.756260] ? trace_hardirqs_on_caller+0x310/0x310 [ 279.761281] ? trace_hardirqs_on_caller+0x310/0x310 [ 279.766300] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.771844] ? check_preemption_disabled+0x48/0x280 [ 279.776866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.782414] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 279.787269] apic_timer_interrupt+0xf/0x20 [ 279.791501] </IRQ> [ 279.793755] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 279.799212] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 279.818121] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 279.825838] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 279.833106] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 279.840377] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 279.847651] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 279.854919] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 279.862218] ? shrink_node_memcg+0x724/0x18e0 [ 279.866718] ? shrink_node_memcg+0x72e/0x18e0 [ 279.871227] shrink_node_memcg+0x72e/0x18e0 [ 279.875578] ? shrink_active_list+0x1c20/0x1c20 [ 279.880262] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 279.885887] ? graph_lock+0x170/0x170 [ 279.889695] ? mem_cgroup_charge_statistics+0x780/0x780 [ 279.895070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.900620] ? print_usage_bug+0xc0/0xc0 [ 279.904706] shrink_node+0x3bc/0x16b0 [ 279.908516] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 279.913830] ? shrink_node_memcg+0x18e0/0x18e0 [ 279.918418] ? lockdep_hardirqs_on+0x421/0x5c0 [ 279.923003] ? trace_hardirqs_on+0xbd/0x310 [ 279.927335] ? vmpressure+0x271/0x340 [ 279.931141] ? do_raw_spin_unlock+0xa7/0x330 [ 279.935560] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 279.940156] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 279.945697] ? __cpuset_node_allowed+0x19b/0x660 [ 279.950461] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 279.956177] ? vmpressure+0x1a2/0x340 [ 279.959999] do_try_to_free_pages+0x3e7/0x1290 [ 279.964608] ? shrink_node+0x16b0/0x16b0 [ 279.968679] ? __lock_is_held+0xb5/0x140 [ 279.972761] try_to_free_pages+0x4d0/0xb90 [ 279.977008] ? do_try_to_free_pages+0x1290/0x1290 [ 279.981861] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.987418] ? lock_acquire+0x1ed/0x520 [ 279.991398] ? set_page_refcounted+0x280/0x280 [ 279.995994] ? lock_release+0x970/0x970 [ 279.999979] ? ___might_sleep+0x1ed/0x300 [ 280.004135] ? arch_local_save_flags+0x40/0x40 [ 280.008735] __alloc_pages_slowpath+0x9c4/0x2d70 [ 280.013535] ? warn_alloc+0x120/0x120 [ 280.017350] ? __radix_tree_lookup+0x4c0/0x4c0 [ 280.021949] ? find_get_entry+0x2f2/0xc40 [ 280.026115] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.031678] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 280.036612] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.042152] ? should_fail+0x22d/0xd01 [ 280.046056] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 280.051166] ? __lock_is_held+0xb5/0x140 [ 280.055258] ? __lock_is_held+0xb5/0x140 [ 280.059332] ? find_held_lock+0x36/0x1c0 [ 280.063399] ? ___might_sleep+0x1ed/0x300 [ 280.067559] ? lock_release+0x970/0x970 [ 280.071549] ? arch_local_save_flags+0x40/0x40 [ 280.076148] ? __might_sleep+0x95/0x190 [ 280.080133] __alloc_pages_nodemask+0xa80/0xde0 [ 280.084815] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 280.089839] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 280.095640] ? kasan_check_read+0x11/0x20 [ 280.099794] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 280.105078] ? graph_lock+0x170/0x170 [ 280.108897] ? print_usage_bug+0xc0/0xc0 [ 280.112965] ? graph_lock+0x170/0x170 [ 280.116768] ? graph_lock+0x170/0x170 [ 280.120578] ? __do_page_cache_readahead+0x7ce/0x980 [ 280.125689] ? find_held_lock+0x36/0x1c0 [ 280.129758] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 280.135306] alloc_pages_current+0x10c/0x210 [ 280.139720] ? lock_downgrade+0x900/0x900 [ 280.143879] __page_cache_alloc+0x38f/0x5b0 [ 280.148205] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 280.154026] ? kasan_check_read+0x11/0x20 [ 280.158185] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 280.163469] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 280.168148] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.173689] ? check_preemption_disabled+0x48/0x280 [ 280.178721] filemap_fault+0x1594/0x25f0 [ 280.182798] ? __lock_page_or_retry+0xa00/0xa00 [ 280.187472] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 280.193275] ? kasan_check_read+0x11/0x20 [ 280.197427] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 280.202718] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 280.207822] ? rcu_bh_qs+0xc0/0xc0 [ 280.211380] ? trace_hardirqs_on+0xbd/0x310 [ 280.215718] ? kasan_check_read+0x11/0x20 [ 280.219877] ? __free_object+0x173/0x340 [ 280.223954] ? filemap_map_pages+0xdea/0x1980 [ 280.228462] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 280.233569] ? __free_object+0x173/0x340 [ 280.237642] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 280.242923] ? debug_object_free+0x325/0x690 [ 280.247343] ? find_get_pages_range_tag+0x1320/0x1320 [ 280.252551] ? graph_lock+0x170/0x170 [ 280.256368] ? kasan_check_read+0x11/0x20 [ 280.260533] ? debug_object_destroy+0x2b0/0x2b0 [ 280.265222] ? lock_acquire+0x1ed/0x520 [ 280.269198] ? ext4_filemap_fault+0x7a/0xad [ 280.273536] ? lock_release+0x970/0x970 [ 280.277520] ? arch_local_save_flags+0x40/0x40 [ 280.282119] ? futex_wait_setup+0x3e0/0x3e0 [ 280.286458] ? down_read+0xb0/0x1d0 [ 280.290086] ? ext4_filemap_fault+0x7a/0xad [ 280.294415] ? __down_interruptible+0x700/0x700 [ 280.299116] ext4_filemap_fault+0x82/0xad [ 280.303268] __do_fault+0x100/0x6b0 [ 280.306901] ? print_bad_pte+0x6c0/0x6c0 [ 280.310964] ? do_futex+0x249/0x26d0 [ 280.314683] ? finish_task_switch+0x1f4/0x910 [ 280.319188] ? _raw_spin_unlock_irq+0x27/0x80 [ 280.323683] ? pmd_val+0x88/0x100 [ 280.327143] ? add_mm_counter_fast+0xd0/0xd0 [ 280.331558] ? pmd_val+0x88/0x100 [ 280.335041] ? add_mm_counter_fast+0xd0/0xd0 [ 280.339458] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.345003] __handle_mm_fault+0x3709/0x53e0 [ 280.349435] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 280.354283] ? __switch_to_asm+0x34/0x70 [ 280.358348] ? graph_lock+0x170/0x170 [ 280.362156] ? print_usage_bug+0xc0/0xc0 [ 280.366219] ? __switch_to_asm+0x34/0x70 [ 280.370292] ? graph_lock+0x170/0x170 [ 280.374098] ? graph_lock+0x170/0x170 [ 280.377920] ? handle_mm_fault+0x42a/0xc70 [ 280.382167] ? lock_downgrade+0x900/0x900 [ 280.386322] ? check_preemption_disabled+0x48/0x280 [ 280.391360] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 280.397159] ? kasan_check_read+0x11/0x20 [ 280.401324] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 280.406605] ? rcu_bh_qs+0xc0/0xc0 [ 280.410151] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 280.415607] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.421147] ? check_preemption_disabled+0x48/0x280 [ 280.426177] handle_mm_fault+0x54f/0xc70 [ 280.430249] ? __handle_mm_fault+0x53e0/0x53e0 [ 280.434838] ? find_vma+0x34/0x190 [ 280.438385] __do_page_fault+0x67d/0xed0 [ 280.442461] ? mm_fault_error+0x380/0x380 [ 280.446613] ? trace_hardirqs_off+0xb8/0x310 [ 280.451022] ? trace_hardirqs_on+0x310/0x310 [ 280.455441] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 280.460807] ? trace_hardirqs_on+0x310/0x310 [ 280.465224] do_page_fault+0xf2/0x7e0 [ 280.469027] ? vmalloc_sync_all+0x30/0x30 [ 280.473184] ? error_entry+0x70/0xd0 [ 280.476899] ? trace_hardirqs_off_caller+0xbb/0x310 [ 280.481917] ? trace_hardirqs_on_caller+0xc0/0x310 [ 280.486853] ? syscall_return_slowpath+0x5e0/0x5e0 [ 280.491788] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 280.496638] ? trace_hardirqs_on_caller+0x310/0x310 [ 280.501655] ? trace_hardirqs_off+0x310/0x310 [ 280.506157] ? prepare_exit_to_usermode+0x291/0x3b0 [ 280.511175] ? page_fault+0x8/0x30 [ 280.514720] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 280.519568] ? page_fault+0x8/0x30 [ 280.523115] page_fault+0x1e/0x30 [ 280.526568] RIP: 0033:0x45ddf3 [ 280.529766] Code: Bad RIP value. [ 280.533131] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 280.538495] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 280.545770] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 280.553043] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 280.560316] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 280.567597] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 280.574893] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 280.574961] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 280.581736] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.581741] Call Trace: [ 280.581764] dump_stack+0x1c4/0x2b6 [ 280.581783] ? dump_stack_print_info.cold.1+0x20/0x20 [ 280.588349] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 280.597620] warn_alloc.cold.119+0xb7/0x1bd [ 280.600177] syz-fuzzer cpuset= [ 280.603803] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 280.608974] / [ 280.619195] ? lock_downgrade+0x900/0x900 [ 280.623498] mems_allowed=0 [ 280.626693] ? trace_hardirqs_off+0xb8/0x310 [ 280.644797] ? trace_hardirqs_off+0xb8/0x310 [ 280.649219] __alloc_pages_slowpath+0x265e/0x2d70 [ 280.654098] ? warn_alloc+0x120/0x120 [ 280.657911] ? warn_alloc+0x120/0x120 [ 280.661716] ? print_usage_bug+0xc0/0xc0 [ 280.665780] ? warn_alloc+0x120/0x120 [ 280.669586] ? print_usage_bug+0xc0/0xc0 [ 280.673654] ? __lock_acquire+0x7ec/0x4ec0 [ 280.677892] ? __lock_acquire+0x7ec/0x4ec0 [ 280.682132] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.687674] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.693212] ? should_fail+0x22d/0xd01 [ 280.697104] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 280.702211] ? __lock_acquire+0x7ec/0x4ec0 [ 280.706455] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 280.711564] ? __lock_acquire+0x7ec/0x4ec0 [ 280.715798] ? should_fail+0x22d/0xd01 [ 280.719697] ? mark_held_locks+0x130/0x130 [ 280.723939] ? mark_held_locks+0x130/0x130 [ 280.728182] ? mark_held_locks+0xc7/0x130 [ 280.732329] ? print_usage_bug+0xc0/0xc0 [ 280.736396] ? graph_lock+0x170/0x170 [ 280.740197] ? print_usage_bug+0xc0/0xc0 [ 280.744264] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.749805] ? check_preemption_disabled+0x48/0x280 [ 280.754822] ? check_preemption_disabled+0x48/0x280 [ 280.759880] ? __lock_is_held+0xb5/0x140 [ 280.763953] __alloc_pages_nodemask+0xa80/0xde0 [ 280.768638] ? graph_lock+0x170/0x170 [ 280.772445] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 280.777463] ? graph_lock+0x170/0x170 [ 280.781281] ? find_held_lock+0x36/0x1c0 [ 280.785356] ? ____cache_alloc_node+0x1c7/0x1e0 [ 280.790028] ? lock_downgrade+0x900/0x900 [ 280.794185] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.799731] cache_grow_begin+0x91/0x8c0 [ 280.803799] ? do_raw_spin_unlock+0xa7/0x330 [ 280.808219] fallback_alloc+0x203/0x2e0 [ 280.812204] ____cache_alloc_node+0x1c7/0x1e0 [ 280.816707] kmem_cache_alloc_node+0xe3/0x730 [ 280.821205] ? ipv6_get_ifaddr+0x42e/0x620 [ 280.825455] __alloc_skb+0x119/0x770 [ 280.829172] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 280.834453] ? skb_scrub_packet+0x490/0x490 [ 280.838776] ? lock_downgrade+0x900/0x900 [ 280.843039] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.848585] ? refcount_sub_and_test_checked+0x203/0x310 [ 280.854043] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 280.859500] ? addrconf_rs_timer+0x690/0x690 [ 280.863937] ndisc_alloc_skb+0x144/0x340 [ 280.868004] ndisc_send_rs+0x331/0x6e0 [ 280.871900] addrconf_rs_timer+0x314/0x690 [ 280.876155] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 280.880530] call_timer_fn+0x272/0x920 [ 280.884429] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 280.888667] ? process_timeout+0x40/0x40 [ 280.892728] ? find_held_lock+0x36/0x1c0 [ 280.896804] ? __run_timers+0x7da/0xc70 [ 280.900804] ? _raw_spin_unlock_irq+0x27/0x80 [ 280.905347] ? _raw_spin_unlock_irq+0x27/0x80 [ 280.909841] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 280.914082] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 280.918668] ? trace_hardirqs_on+0xbd/0x310 [ 280.922993] ? kasan_check_read+0x11/0x20 [ 280.927146] ? __run_timers+0x7da/0xc70 [ 280.931124] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 280.936587] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 280.940848] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 280.945086] __run_timers+0x7e5/0xc70 [ 280.948903] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 280.954269] ? _raw_spin_unlock_irq+0x27/0x80 [ 280.958770] ? _raw_spin_unlock_irq+0x27/0x80 [ 280.963268] ? lockdep_hardirqs_on+0x421/0x5c0 [ 280.967876] ? trace_hardirqs_on+0xbd/0x310 [ 280.972198] ? kasan_check_read+0x11/0x20 [ 280.976348] ? finish_task_switch+0x1f4/0x910 [ 280.980846] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 280.986299] ? compat_start_thread+0x80/0x80 [ 280.990732] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.996276] ? _raw_spin_unlock_irq+0x60/0x80 [ 281.000783] ? pvclock_read_flags+0x160/0x160 [ 281.005280] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.010824] ? check_preemption_disabled+0x48/0x280 [ 281.015855] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 281.021393] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 281.026673] ? rcu_pm_notify+0xc0/0xc0 [ 281.030568] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.036107] ? check_preemption_disabled+0x48/0x280 [ 281.041220] run_timer_softirq+0x52/0xb0 [ 281.045282] ? rcu_read_lock_sched_held+0x108/0x120 [ 281.050300] __do_softirq+0x30c/0xb03 [ 281.054104] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 281.058875] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 281.063980] ? trace_hardirqs_off+0x310/0x310 [ 281.068486] ? schedule+0x108/0x460 [ 281.072134] ? trace_hardirqs_off+0xb8/0x310 [ 281.076555] ? smpboot_thread_fn+0x68b/0xa00 [ 281.080974] ? trace_hardirqs_on+0x310/0x310 [ 281.085386] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 281.090943] ? check_preemption_disabled+0x48/0x280 [ 281.095967] ? takeover_tasklets+0xa90/0xa90 [ 281.100380] run_ksoftirqd+0x94/0x100 [ 281.104185] smpboot_thread_fn+0x68b/0xa00 [ 281.108429] ? sort_range+0x30/0x30 [ 281.112058] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 281.117165] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 281.122709] ? __kthread_parkme+0xfb/0x1a0 [ 281.126949] kthread+0x35a/0x420 [ 281.130319] ? sort_range+0x30/0x30 [ 281.133948] ? kthread_bind+0x40/0x40 [ 281.137756] ret_from_fork+0x3a/0x50 [ 281.141504] warn_alloc_show_mem: 1 callbacks suppressed [ 281.141516] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 281.141518] Mem-Info: [ 281.141565] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 281.141565] active_file:12 inactive_file:13 isolated_file:0 [ 281.141565] unevictable:0 dirty:0 writeback:0 unstable:0 [ 281.141565] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 281.141565] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 281.141565] free:13778 free_pcp:148 free_cma:0 [ 281.146908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 281.153930] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 281.156333] Call Trace: [ 281.189211] Node 0 [ 281.198560] <IRQ> [ 281.226067] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 281.226074] lowmem_reserve[]: [ 281.228662] dump_stack+0x1c4/0x2b6 [ 281.230901] 0 [ 281.233051] ? dump_stack_print_info.cold.1+0x20/0x20 [ 281.258541] 2819 [ 281.261652] warn_alloc.cold.119+0xb7/0x1bd [ 281.265242] 6323 [ 281.267051] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 281.272229] 6323 [ 281.274288] ? lock_downgrade+0x900/0x900 [ 281.280649] ? trace_hardirqs_off+0xb8/0x310 [ 281.285465] Node 0 [ 281.287532] ? trace_hardirqs_off+0xb8/0x310 [ 281.291714] DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 281.296095] __alloc_pages_slowpath+0x265e/0x2d70 [ 281.298296] lowmem_reserve[]: 0 [ 281.302737] ? warn_alloc+0x120/0x120 [ 281.329928] 0 [ 281.334764] ? lock_release+0x970/0x970 [ 281.338018] 3503 [ 281.341819] ? warn_alloc+0x120/0x120 [ 281.343603] 3503 [ 281.347575] ? print_usage_bug+0xc0/0xc0 [ 281.353424] ? warn_alloc+0x120/0x120 [ 281.355464] Node 0 [ 281.359519] ? print_usage_bug+0xc0/0xc0 [ 281.363368] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 281.365573] ? __lock_acquire+0x7ec/0x4ec0 [ 281.369605] lowmem_reserve[]: 0 [ 281.397716] ? __lock_acquire+0x7ec/0x4ec0 [ 281.401931] 0 [ 281.405206] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 281.409414] 0 [ 281.411227] ? should_fail+0x22d/0xd01 [ 281.416739] 0 [ 281.418543] ? __lock_acquire+0x7ec/0x4ec0 [ 281.422412] Node 0 [ 281.424209] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 281.428418] DMA: [ 281.430651] ? __lock_acquire+0x7ec/0x4ec0 [ 281.435730] 1*4kB [ 281.437788] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 281.442020] (U) [ 281.444168] ? __lock_acquire+0x7ec/0x4ec0 [ 281.449252] 0*8kB [ 281.451255] ? should_fail+0x22d/0xd01 [ 281.455467] 0*16kB [ 281.457620] ? mark_held_locks+0x130/0x130 [ 281.461478] 1*32kB [ 281.463715] ? mark_held_locks+0x130/0x130 [ 281.467923] (U) [ 281.470159] ? graph_lock+0x170/0x170 [ 281.474370] 2*64kB [ 281.476339] ? print_usage_bug+0xc0/0xc0 [ 281.480117] (U) [ 281.482352] ? graph_lock+0x170/0x170 [ 281.486394] 1*128kB [ 281.488362] ? print_usage_bug+0xc0/0xc0 [ 281.492139] (U) [ 281.494459] ? wq_watchdog_touch+0x9c/0xfe [ 281.498505] 1*256kB [ 281.500482] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.504690] (U) [ 281.507013] ? check_preemption_disabled+0x48/0x280 [ 281.512519] 0*512kB 1*1024kB [ 281.514511] ? check_preemption_disabled+0x48/0x280 [ 281.519509] (U) [ 281.522624] ? __lock_is_held+0xb5/0x140 [ 281.527611] 1*2048kB (M) [ 281.529608] __alloc_pages_nodemask+0xa80/0xde0 [ 281.533645] 3*4096kB [ 281.536403] ? graph_lock+0x170/0x170 [ 281.541054] (M) [ 281.543459] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 281.547236] = 15908kB [ 281.549207] ? graph_lock+0x170/0x170 [ 281.554203] Node 0 [ 281.556619] ? find_held_lock+0x36/0x1c0 [ 281.560390] DMA32: [ 281.562628] ? ____cache_alloc_node+0x1c7/0x1e0 [ 281.566661] 3*4kB [ 281.568893] ? lock_downgrade+0x900/0x900 [ 281.573578] (M) [ 281.575730] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.579856] 2*8kB [ 281.581834] cache_grow_begin+0x91/0x8c0 [ 281.587341] (UM) 3*16kB [ 281.589498] ? do_raw_spin_unlock+0xa7/0x330 [ 281.593541] (UM) [ 281.596210] fallback_alloc+0x203/0x2e0 [ 281.600592] 3*32kB [ 281.602659] ____cache_alloc_node+0x1c7/0x1e0 [ 281.606606] (UM) [ 281.608839] kmem_cache_alloc_node+0xe3/0x730 [ 281.613308] 5*64kB [ 281.615386] ? ipv6_get_ifaddr+0x42e/0x620 [ 281.619860] (UM) [ 281.622099] __alloc_skb+0x119/0x770 [ 281.626307] 3*128kB [ 281.628385] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 281.632067] (M) [ 281.634388] ? skb_scrub_packet+0x490/0x490 [ 281.639647] 3*256kB [ 281.641619] ? lock_downgrade+0x900/0x900 [ 281.645915] (M) [ 281.648239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.652362] 4*512kB [ 281.654376] ? refcount_sub_and_test_checked+0x203/0x310 [ 281.659905] (UM) [ 281.662228] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 281.667658] 3*1024kB [ 281.669717] ? addrconf_rs_timer+0x690/0x690 [ 281.675141] (UM) [ 281.677565] ndisc_alloc_skb+0x144/0x340 [ 281.681966] 1*2048kB (M) [ 281.684055] ndisc_send_rs+0x331/0x6e0 [ 281.688094] 4*4096kB [ 281.690852] addrconf_rs_timer+0x314/0x690 [ 281.694712] (M) = 25196kB [ 281.697130] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.701342] Node 0 [ 281.704106] call_timer_fn+0x272/0x920 [ 281.708771] Normal: 1032*4kB [ 281.711016] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.714880] (ME) [ 281.717985] ? process_timeout+0x40/0x40 [ 281.722189] 425*8kB (UME) [ 281.724260] ? find_held_lock+0x36/0x1c0 [ 281.728301] 181*16kB [ 281.731142] ? mark_held_locks+0xc7/0x130 [ 281.735174] (UME) [ 281.737583] ? _raw_spin_unlock_irq+0x27/0x80 [ 281.741703] 72*32kB [ 281.743851] ? _raw_spin_unlock_irq+0x27/0x80 [ 281.748319] (UME) 20*64kB [ 281.750651] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.755124] (UM) [ 281.757967] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 281.762178] 0*128kB [ 281.764240] ? trace_hardirqs_on+0xbd/0x310 [ 281.768797] 0*256kB [ 281.771119] ? kasan_check_read+0x11/0x20 [ 281.775408] 0*512kB 0*1024kB [ 281.777740] ? __run_timers+0x7da/0xc70 [ 281.781867] 0*2048kB [ 281.784971] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 281.788919] 0*4096kB [ 281.791335] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.796757] = 14008kB [ 281.799161] __run_timers+0x7e5/0xc70 [ 281.803376] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 281.805781] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 281.809561] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 281.818407] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 281.823747] 144 total pagecache pages [ 281.832353] ? graph_lock+0x170/0x170 [ 281.837351] 0 pages in swap cache [ 281.841139] ? print_usage_bug+0xc0/0xc0 [ 281.844924] Swap cache stats: add 0, delete 0, find 0/0 [ 281.848366] ? enqueue_hrtimer+0x1a5/0x560 [ 281.852409] Free swap = 0kB [ 281.857764] ? lock_release+0x970/0x970 [ 281.857779] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 281.862012] Total swap = 0kB [ 281.865039] ? find_held_lock+0x36/0x1c0 [ 281.868985] 1965979 pages RAM [ 281.874167] ? graph_lock+0x170/0x170 [ 281.877191] 0 pages HighMem/MovableOnly [ 281.881249] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.884332] 342306 pages reserved [ 281.888132] ? check_preemption_disabled+0x48/0x280 [ 281.892078] 0 pages cma reserved [ 281.897617] ? __lock_is_held+0xb5/0x140 [ 281.901114] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 281.906064] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.909506] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 281.913470] ? check_preemption_disabled+0x48/0x280 [ 281.919942] ksoftirqd/0 cpuset= [ 281.925476] run_timer_softirq+0x52/0xb0 [ 281.935773] / [ 281.940786] ? rcu_read_lock_sched_held+0x108/0x120 [ 281.944047] mems_allowed=0 [ 281.948100] __do_softirq+0x30c/0xb03 [ 281.961516] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 281.966642] ? pvclock_read_flags+0x160/0x160 [ 281.971145] ? lapic_next_event+0x5a/0x90 [ 281.975308] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.980851] ? check_preemption_disabled+0x48/0x280 [ 281.985869] ? check_preemption_disabled+0x48/0x280 [ 281.990895] ? kvm_clock_read+0x18/0x30 [ 281.994873] ? kvm_sched_clock_read+0x9/0x20 [ 281.999289] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.004844] ? check_preemption_disabled+0x48/0x280 [ 282.009886] irq_exit+0x17f/0x1c0 [ 282.013343] smp_apic_timer_interrupt+0x1cb/0x760 [ 282.018187] ? smp_reschedule_interrupt+0x109/0x650 [ 282.023210] ? smp_call_function_single_interrupt+0x650/0x650 [ 282.029098] ? interrupt_entry+0xb5/0xf0 [ 282.033207] ? trace_hardirqs_off_caller+0xbb/0x310 [ 282.038226] ? trace_hardirqs_off_caller+0xbb/0x310 [ 282.043247] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 282.048095] ? trace_hardirqs_on_caller+0x310/0x310 [ 282.053111] ? trace_hardirqs_on_caller+0x310/0x310 [ 282.058132] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.063674] ? check_preemption_disabled+0x48/0x280 [ 282.068697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.074249] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 282.079104] apic_timer_interrupt+0xf/0x20 [ 282.083333] </IRQ> [ 282.085575] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 282.091043] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 282.109944] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 282.117656] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 282.124931] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 282.132203] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 282.139470] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 282.146739] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 282.154029] ? shrink_node_memcg+0x724/0x18e0 [ 282.158541] ? shrink_node_memcg+0x72e/0x18e0 [ 282.163053] shrink_node_memcg+0x72e/0x18e0 [ 282.167394] ? shrink_active_list+0x1c20/0x1c20 [ 282.172081] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 282.177704] ? graph_lock+0x170/0x170 [ 282.181512] ? mem_cgroup_charge_statistics+0x780/0x780 [ 282.186884] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.192429] ? print_usage_bug+0xc0/0xc0 [ 282.196572] shrink_node+0x3bc/0x16b0 [ 282.200395] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 282.205700] ? shrink_node_memcg+0x18e0/0x18e0 [ 282.210283] ? lockdep_hardirqs_on+0x421/0x5c0 [ 282.214867] ? trace_hardirqs_on+0xbd/0x310 [ 282.219193] ? vmpressure+0x271/0x340 [ 282.223000] ? do_raw_spin_unlock+0xa7/0x330 [ 282.227433] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 282.232021] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 282.237590] ? __cpuset_node_allowed+0x19b/0x660 [ 282.242349] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 282.248066] ? vmpressure+0x1a2/0x340 [ 282.251878] do_try_to_free_pages+0x3e7/0x1290 [ 282.256480] ? shrink_node+0x16b0/0x16b0 [ 282.260554] ? __lock_is_held+0xb5/0x140 [ 282.264636] try_to_free_pages+0x4d0/0xb90 [ 282.268882] ? do_try_to_free_pages+0x1290/0x1290 [ 282.273730] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.279284] ? lock_acquire+0x1ed/0x520 [ 282.283259] ? set_page_refcounted+0x280/0x280 [ 282.287848] ? lock_release+0x970/0x970 [ 282.291830] ? ___might_sleep+0x1ed/0x300 [ 282.295985] ? arch_local_save_flags+0x40/0x40 [ 282.300598] __alloc_pages_slowpath+0x9c4/0x2d70 [ 282.305389] ? warn_alloc+0x120/0x120 [ 282.309201] ? __radix_tree_lookup+0x4c0/0x4c0 [ 282.313808] ? find_get_entry+0x2f2/0xc40 [ 282.318006] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.323566] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 282.328497] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.334053] ? should_fail+0x22d/0xd01 [ 282.337948] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 282.343060] ? __lock_is_held+0xb5/0x140 [ 282.347153] ? __lock_is_held+0xb5/0x140 [ 282.351223] ? find_held_lock+0x36/0x1c0 [ 282.355288] ? ___might_sleep+0x1ed/0x300 [ 282.359453] ? lock_release+0x970/0x970 [ 282.363432] ? arch_local_save_flags+0x40/0x40 [ 282.368032] ? __might_sleep+0x95/0x190 [ 282.372025] __alloc_pages_nodemask+0xa80/0xde0 [ 282.376708] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 282.381731] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 282.387541] ? kasan_check_read+0x11/0x20 [ 282.391697] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 282.396979] ? graph_lock+0x170/0x170 [ 282.400783] ? print_usage_bug+0xc0/0xc0 [ 282.404848] ? graph_lock+0x170/0x170 [ 282.408655] ? graph_lock+0x170/0x170 [ 282.412460] ? __do_page_cache_readahead+0x7ce/0x980 [ 282.417573] ? find_held_lock+0x36/0x1c0 [ 282.421644] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 282.427191] alloc_pages_current+0x10c/0x210 [ 282.431603] ? lock_downgrade+0x900/0x900 [ 282.435759] __page_cache_alloc+0x38f/0x5b0 [ 282.440085] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 282.445891] ? kasan_check_read+0x11/0x20 [ 282.450052] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 282.455333] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 282.460031] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.465578] ? check_preemption_disabled+0x48/0x280 [ 282.470611] filemap_fault+0x1594/0x25f0 [ 282.474692] ? __lock_page_or_retry+0xa00/0xa00 [ 282.479367] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 282.485173] ? kasan_check_read+0x11/0x20 [ 282.489340] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 282.494625] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 282.499729] ? rcu_bh_qs+0xc0/0xc0 [ 282.503274] ? trace_hardirqs_on+0xbd/0x310 [ 282.507597] ? kasan_check_read+0x11/0x20 [ 282.511752] ? __free_object+0x173/0x340 [ 282.515828] ? filemap_map_pages+0xdea/0x1980 [ 282.520332] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 282.525438] ? __free_object+0x173/0x340 [ 282.529505] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 282.534805] ? debug_object_free+0x325/0x690 [ 282.539219] ? find_get_pages_range_tag+0x1320/0x1320 [ 282.544421] ? graph_lock+0x170/0x170 [ 282.548245] ? kasan_check_read+0x11/0x20 [ 282.552401] ? debug_object_destroy+0x2b0/0x2b0 [ 282.557083] ? lock_acquire+0x1ed/0x520 [ 282.561068] ? ext4_filemap_fault+0x7a/0xad [ 282.565402] ? lock_release+0x970/0x970 [ 282.569382] ? arch_local_save_flags+0x40/0x40 [ 282.573969] ? futex_wait_setup+0x3e0/0x3e0 [ 282.578307] ? down_read+0xb0/0x1d0 [ 282.581937] ? ext4_filemap_fault+0x7a/0xad [ 282.586266] ? __down_interruptible+0x700/0x700 [ 282.590954] ext4_filemap_fault+0x82/0xad [ 282.595112] __do_fault+0x100/0x6b0 [ 282.598750] ? print_bad_pte+0x6c0/0x6c0 [ 282.602815] ? do_futex+0x249/0x26d0 [ 282.606537] ? finish_task_switch+0x1f4/0x910 [ 282.611047] ? _raw_spin_unlock_irq+0x27/0x80 [ 282.615549] ? pmd_val+0x88/0x100 [ 282.619006] ? add_mm_counter_fast+0xd0/0xd0 [ 282.623422] ? pmd_val+0x88/0x100 [ 282.626880] ? add_mm_counter_fast+0xd0/0xd0 [ 282.631304] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.636870] __handle_mm_fault+0x3709/0x53e0 [ 282.641292] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 282.646143] ? __switch_to_asm+0x34/0x70 [ 282.650210] ? graph_lock+0x170/0x170 [ 282.654015] ? print_usage_bug+0xc0/0xc0 [ 282.658083] ? __switch_to_asm+0x34/0x70 [ 282.662149] ? graph_lock+0x170/0x170 [ 282.665964] ? graph_lock+0x170/0x170 [ 282.669786] ? handle_mm_fault+0x42a/0xc70 [ 282.674033] ? lock_downgrade+0x900/0x900 [ 282.678189] ? check_preemption_disabled+0x48/0x280 [ 282.683220] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 282.689024] ? kasan_check_read+0x11/0x20 [ 282.693180] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 282.698461] ? rcu_bh_qs+0xc0/0xc0 [ 282.702003] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 282.707462] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.713005] ? check_preemption_disabled+0x48/0x280 [ 282.718055] handle_mm_fault+0x54f/0xc70 [ 282.722126] ? __handle_mm_fault+0x53e0/0x53e0 [ 282.726717] ? find_vma+0x34/0x190 [ 282.730270] __do_page_fault+0x67d/0xed0 [ 282.734350] ? mm_fault_error+0x380/0x380 [ 282.738510] ? trace_hardirqs_off+0xb8/0x310 [ 282.742930] ? trace_hardirqs_on+0x310/0x310 [ 282.747362] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 282.752733] ? trace_hardirqs_on+0x310/0x310 [ 282.757149] do_page_fault+0xf2/0x7e0 [ 282.760954] ? vmalloc_sync_all+0x30/0x30 [ 282.765105] ? error_entry+0x70/0xd0 [ 282.768822] ? trace_hardirqs_off_caller+0xbb/0x310 [ 282.773844] ? trace_hardirqs_on_caller+0xc0/0x310 [ 282.778777] ? syscall_return_slowpath+0x5e0/0x5e0 [ 282.783710] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 282.788561] ? trace_hardirqs_on_caller+0x310/0x310 [ 282.793584] ? trace_hardirqs_off+0x310/0x310 [ 282.798091] ? prepare_exit_to_usermode+0x291/0x3b0 [ 282.803107] ? page_fault+0x8/0x30 [ 282.806666] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 282.811512] ? page_fault+0x8/0x30 [ 282.815068] page_fault+0x1e/0x30 [ 282.818542] RIP: 0033:0x45ddf3 [ 282.821741] Code: Bad RIP value. [ 282.825109] RSP: 002b:000000c420023ea0 EFLAGS: 00010202 [ 282.830477] RAX: ffffffffffffff92 RBX: 000000003b96c0fb RCX: 000000000045ddf3 [ 282.837750] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940 [ 282.845492] RBP: 000000c420023ee8 R08: 0000000000000000 R09: 0000000000000000 [ 282.852766] R10: 000000c420023ed8 R11: 0000000000000202 R12: 0000000000000001 [ 282.860051] R13: 0000000000000200 R14: 0000000000000002 R15: ffffffffffffffff [ 282.867351] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #133 [ 282.867421] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 282.874277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 282.874283] Call Trace: [ 282.874304] dump_stack+0x1c4/0x2b6 [ 282.874325] ? dump_stack_print_info.cold.1+0x20/0x20 [ 282.880899] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 282.890161] warn_alloc.cold.119+0xb7/0x1bd [ 282.892717] syz-fuzzer cpuset= [ 282.896337] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 282.901500] / [ 282.911737] ? lock_downgrade+0x900/0x900 [ 282.916045] mems_allowed=0 [ 282.919232] ? trace_hardirqs_off+0xb8/0x310 [ 282.937324] ? trace_hardirqs_off+0xb8/0x310 [ 282.941748] __alloc_pages_slowpath+0x265e/0x2d70 [ 282.946635] ? warn_alloc+0x120/0x120 [ 282.950448] ? warn_alloc+0x120/0x120 [ 282.954253] ? print_usage_bug+0xc0/0xc0 [ 282.958315] ? warn_alloc+0x120/0x120 [ 282.962119] ? print_usage_bug+0xc0/0xc0 [ 282.966189] ? __lock_acquire+0x7ec/0x4ec0 [ 282.970427] ? __lock_acquire+0x7ec/0x4ec0 [ 282.974669] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.980218] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.985770] ? should_fail+0x22d/0xd01 [ 282.989667] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 282.994776] ? __lock_acquire+0x7ec/0x4ec0 [ 282.999017] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 283.004119] ? __lock_acquire+0x7ec/0x4ec0 [ 283.008357] ? should_fail+0x22d/0xd01 [ 283.012256] ? mark_held_locks+0x130/0x130 [ 283.016498] ? mark_held_locks+0x130/0x130 [ 283.020752] ? mark_held_locks+0xc7/0x130 [ 283.024903] ? print_usage_bug+0xc0/0xc0 [ 283.028963] ? graph_lock+0x170/0x170 [ 283.032766] ? print_usage_bug+0xc0/0xc0 [ 283.036833] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.042383] ? check_preemption_disabled+0x48/0x280 [ 283.047399] ? check_preemption_disabled+0x48/0x280 [ 283.052431] ? __lock_is_held+0xb5/0x140 [ 283.056500] __alloc_pages_nodemask+0xa80/0xde0 [ 283.061185] ? graph_lock+0x170/0x170 [ 283.064996] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 283.070011] ? graph_lock+0x170/0x170 [ 283.073826] ? find_held_lock+0x36/0x1c0 [ 283.077903] ? ____cache_alloc_node+0x1c7/0x1e0 [ 283.082575] ? lock_downgrade+0x900/0x900 [ 283.086731] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.092280] cache_grow_begin+0x91/0x8c0 [ 283.096366] ? do_raw_spin_unlock+0xa7/0x330 [ 283.100783] fallback_alloc+0x203/0x2e0 [ 283.104770] ____cache_alloc_node+0x1c7/0x1e0 [ 283.109275] kmem_cache_alloc_node+0xe3/0x730 [ 283.113783] ? ipv6_get_ifaddr+0x42e/0x620 [ 283.118029] __alloc_skb+0x119/0x770 [ 283.121750] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 283.127030] ? skb_scrub_packet+0x490/0x490 [ 283.131352] ? lock_downgrade+0x900/0x900 [ 283.135512] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.141070] ? refcount_sub_and_test_checked+0x203/0x310 [ 283.146543] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 283.151995] ? addrconf_rs_timer+0x690/0x690 [ 283.156419] ndisc_alloc_skb+0x144/0x340 [ 283.160485] ndisc_send_rs+0x331/0x6e0 [ 283.164380] addrconf_rs_timer+0x314/0x690 [ 283.168622] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.172873] call_timer_fn+0x272/0x920 [ 283.176764] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.181004] ? process_timeout+0x40/0x40 [ 283.185063] ? find_held_lock+0x36/0x1c0 [ 283.189137] ? __run_timers+0x7da/0xc70 [ 283.193118] ? _raw_spin_unlock_irq+0x27/0x80 [ 283.197617] ? _raw_spin_unlock_irq+0x27/0x80 [ 283.202110] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.206346] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 283.210933] ? trace_hardirqs_on+0xbd/0x310 [ 283.215258] ? kasan_check_read+0x11/0x20 [ 283.219411] ? __run_timers+0x7da/0xc70 [ 283.223390] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 283.228852] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.233093] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.237330] __run_timers+0x7e5/0xc70 [ 283.241150] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 283.246518] ? _raw_spin_unlock_irq+0x27/0x80 [ 283.251040] ? _raw_spin_unlock_irq+0x27/0x80 [ 283.255549] ? lockdep_hardirqs_on+0x421/0x5c0 [ 283.260137] ? trace_hardirqs_on+0xbd/0x310 [ 283.264472] ? kasan_check_read+0x11/0x20 [ 283.268624] ? finish_task_switch+0x1f4/0x910 [ 283.273122] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 283.278577] ? compat_start_thread+0x80/0x80 [ 283.282991] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.288555] ? _raw_spin_unlock_irq+0x60/0x80 [ 283.293060] ? pvclock_read_flags+0x160/0x160 [ 283.297570] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.303110] ? check_preemption_disabled+0x48/0x280 [ 283.308136] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 283.313674] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 283.318959] ? rcu_pm_notify+0xc0/0xc0 [ 283.322853] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.328401] ? check_preemption_disabled+0x48/0x280 [ 283.333425] run_timer_softirq+0x52/0xb0 [ 283.337574] ? rcu_read_lock_sched_held+0x108/0x120 [ 283.342604] __do_softirq+0x30c/0xb03 [ 283.346405] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 283.351173] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 283.356274] ? trace_hardirqs_off+0x310/0x310 [ 283.360777] ? schedule+0x108/0x460 [ 283.364419] ? trace_hardirqs_off+0xb8/0x310 [ 283.368830] ? smpboot_thread_fn+0x68b/0xa00 [ 283.373244] ? trace_hardirqs_on+0x310/0x310 [ 283.377657] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 283.383199] ? check_preemption_disabled+0x48/0x280 [ 283.388222] ? takeover_tasklets+0xa90/0xa90 [ 283.392635] run_ksoftirqd+0x94/0x100 [ 283.396437] smpboot_thread_fn+0x68b/0xa00 [ 283.400677] ? sort_range+0x30/0x30 [ 283.404323] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 283.409428] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 283.414968] ? __kthread_parkme+0xfb/0x1a0 [ 283.419212] kthread+0x35a/0x420 [ 283.422584] ? sort_range+0x30/0x30 [ 283.426213] ? kthread_bind+0x40/0x40 [ 283.430018] ret_from_fork+0x3a/0x50 [ 283.433754] CPU: 1 PID: 5386 Comm: syz-fuzzer Not tainted 4.19.0-rc8+ #133 [ 283.433760] warn_alloc_show_mem: 1 callbacks suppressed [ 283.433767] Mem-Info: [ 283.440777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 283.446146] active_anon:48252 inactive_anon:112 isolated_anon:0 [ 283.446146] active_file:12 inactive_file:13 isolated_file:0 [ 283.446146] unevictable:0 dirty:0 writeback:0 unstable:0 [ 283.446146] slab_reclaimable:8629 slab_unreclaimable:1476307 [ 283.446146] mapped:49154 shmem:119 pagetables:674 bounce:0 [ 283.446146] free:13778 free_pcp:148 free_cma:0 [ 283.448519] Call Trace: [ 283.457924] Node 0 active_anon:193008kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 283.490768] <IRQ> [ 283.493361] Node 0 [ 283.520861] dump_stack+0x1c4/0x2b6 [ 283.523003] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 283.525212] ? dump_stack_print_info.cold.1+0x20/0x20 [ 283.528816] lowmem_reserve[]: [ 283.554329] warn_alloc.cold.119+0xb7/0x1bd [ 283.559491] 0 [ 283.562592] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 283.566889] 2819 [ 283.568713] ? lock_downgrade+0x900/0x900 [ 283.573542] 6323 [ 283.575607] ? trace_hardirqs_off+0xb8/0x310 [ 283.579729] 6323 [ 283.581790] ? trace_hardirqs_off+0xb8/0x310 [ 283.588265] __alloc_pages_slowpath+0x265e/0x2d70 [ 283.592657] Node 0 DMA32 free:25196kB min:30060kB low:37572kB high:45084kB active_anon:12288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:344kB local_pcp:248kB free_cma:0kB [ 283.597522] ? warn_alloc+0x120/0x120 [ 283.597552] ? trace_hardirqs_on+0x310/0x310 [ 283.625374] lowmem_reserve[]: [ 283.629169] ? warn_alloc+0x120/0x120 [ 283.633563] 0 [ 283.636664] ? print_usage_bug+0xc0/0xc0 [ 283.640440] 0 [ 283.642237] ? warn_alloc+0x120/0x120 [ 283.646273] 3503 [ 283.648072] ? ktime_get+0x2e1/0x440 [ 283.651846] 3503 [ 283.653903] ? print_usage_bug+0xc0/0xc0 [ 283.659654] ? __lock_acquire+0x7ec/0x4ec0 [ 283.663696] Node 0 [ 283.667921] ? __lock_acquire+0x7ec/0x4ec0 [ 283.667957] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:180720kB inactive_anon:448kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5120kB pagetables:2696kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 283.670165] ? kasan_check_read+0x11/0x20 [ 283.674374] lowmem_reserve[]: [ 283.702495] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 283.706618] 0 [ 283.709923] ? should_fail+0x22d/0xd01 [ 283.715439] 0 [ 283.717240] ? rcu_bh_qs+0xc0/0xc0 [ 283.721113] 0 [ 283.722912] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 283.726421] 0 [ 283.728228] ? __lock_acquire+0x7ec/0x4ec0 [ 283.733332] Node 0 [ 283.735134] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 283.739345] DMA: [ 283.741582] ? __lock_acquire+0x7ec/0x4ec0 [ 283.746666] 1*4kB [ 283.748726] ? should_fail+0x22d/0xd01 [ 283.752934] (U) [ 283.755086] ? rcu_idle_enter+0x4b0/0x4b0 [ 283.758966] 0*8kB [ 283.760945] ? mark_held_locks+0x130/0x130 [ 283.765063] 0*16kB [ 283.767212] ? mark_held_locks+0x130/0x130 [ 283.771442] 1*32kB [ 283.773685] ? mark_held_locks+0xc7/0x130 [ 283.777893] (U) [ 283.780128] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 283.784250] 2*64kB [ 283.786220] ? graph_lock+0x170/0x170 [ 283.791211] (U) 1*128kB [ 283.793454] ? print_usage_bug+0xc0/0xc0 [ 283.797229] (U) 1*256kB [ 283.799906] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.803937] (U) 0*512kB [ 283.806615] ? check_preemption_disabled+0x48/0x280 [ 283.812121] 1*1024kB (U) [ 283.814797] ? check_preemption_disabled+0x48/0x280 [ 283.819794] 1*2048kB [ 283.822558] ? __lock_is_held+0xb5/0x140 [ 283.827564] (M) [ 283.829974] __alloc_pages_nodemask+0xa80/0xde0 [ 283.834002] 3*4096kB (M) [ 283.835981] ? graph_lock+0x170/0x170 [ 283.840627] = 15908kB [ 283.843384] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 283.847160] Node 0 [ 283.849564] ? graph_lock+0x170/0x170 [ 283.854556] DMA32: 3*4kB [ 283.856801] ? find_held_lock+0x36/0x1c0 [ 283.860578] (M) [ 283.863337] ? ____cache_alloc_node+0x1c7/0x1e0 [ 283.867378] 2*8kB (UM) [ 283.869361] ? lock_downgrade+0x900/0x900 [ 283.874006] 3*16kB [ 283.876593] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.880711] (UM) [ 283.882948] cache_grow_begin+0x91/0x8c0 [ 283.888453] 3*32kB (UM) [ 283.890534] ? do_raw_spin_unlock+0xa7/0x330 [ 283.894572] 5*64kB [ 283.897243] fallback_alloc+0x203/0x2e0 [ 283.901624] (UM) [ 283.903859] ____cache_alloc_node+0x1c7/0x1e0 [ 283.907804] 3*128kB (M) [ 283.909874] kmem_cache_alloc_node+0xe3/0x730 [ 283.914343] 3*256kB [ 283.917014] ? ipv6_get_ifaddr+0x42e/0x620 [ 283.921481] (M) [ 283.923813] __alloc_skb+0x119/0x770 [ 283.928025] 4*512kB [ 283.930007] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 283.933699] (UM) [ 283.936021] ? skb_scrub_packet+0x490/0x490 [ 283.941278] 3*1024kB [ 283.943335] ? lock_downgrade+0x900/0x900 [ 283.947632] (UM) [ 283.950048] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.954160] 1*2048kB [ 283.956240] ? refcount_sub_and_test_checked+0x203/0x310 [ 283.961763] (M) [ 283.964173] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 283.969602] 4*4096kB [ 283.971576] ? addrconf_rs_timer+0x690/0x690 [ 283.976999] (M) [ 283.979426] ndisc_alloc_skb+0x144/0x340 [ 283.983802] = 25196kB [ 283.985770] ndisc_send_rs+0x331/0x6e0 [ 283.989808] Node 0 [ 283.992217] addrconf_rs_timer+0x314/0x690 [ 283.996075] Normal: 1032*4kB [ 283.998317] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.002534] (ME) [ 284.005647] call_timer_fn+0x272/0x920 [ 284.009846] 425*8kB (UME) [ 284.011910] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.015774] 181*16kB [ 284.018611] ? process_timeout+0x40/0x40 [ 284.022813] (UME) 72*32kB [ 284.025240] ? find_held_lock+0x36/0x1c0 [ 284.029278] (UME) [ 284.032120] ? mark_held_locks+0xc7/0x130 [ 284.036149] 20*64kB (UM) [ 284.038305] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.042420] 0*128kB 0*256kB [ 284.045185] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.049660] 0*512kB [ 284.052672] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.057186] 0*1024kB 0*2048kB [ 284.059512] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 284.063729] 0*4096kB = 14008kB [ 284.066925] ? trace_hardirqs_on+0xbd/0x310 [ 284.071508] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 284.074703] ? kasan_check_read+0x11/0x20 [ 284.079020] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 284.087854] ? __run_timers+0x7da/0xc70 [ 284.091981] 144 total pagecache pages [ 284.100561] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 284.104517] 0 pages in swap cache [ 284.108311] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.113741] Swap cache stats: add 0, delete 0, find 0/0 [ 284.117184] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.121398] Free swap = 0kB [ 284.126757] __run_timers+0x7e5/0xc70 [ 284.130967] Total swap = 0kB [ 284.133987] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 284.137761] 1965979 pages RAM [ 284.140777] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 284.146115] 0 pages HighMem/MovableOnly [ 284.149272] ? graph_lock+0x170/0x170 [ 284.154271] 342306 pages reserved [ 284.158238] ? print_usage_bug+0xc0/0xc0 [ 284.162014] 0 pages cma reserved [ 284.165470] ? enqueue_hrtimer+0x1a5/0x560 [ 284.169593] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 284.172879] ? lock_release+0x970/0x970 [ 284.177155] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 284.183583] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 284.187544] ksoftirqd/0 cpuset= [ 284.197858] ? find_held_lock+0x36/0x1c0 [ 284.203023] / [ 284.206344] ? graph_lock+0x170/0x170 [ 284.210394] mems_allowed=0 [ 284.212104] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.224356] ? check_preemption_disabled+0x48/0x280 [ 284.229393] ? __lock_is_held+0xb5/0x140 [ 284.233457] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.238998] ? check_preemption_disabled+0x48/0x280 [ 284.244024] run_timer_softirq+0x52/0xb0 [ 284.249064] ? rcu_read_lock_sched_held+0x108/0x120 [ 284.254083] __do_softirq+0x30c/0xb03 [ 284.257914] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 284.263025] ? pvclock_read_flags+0x160/0x160 [ 284.267573] ? lapic_next_event+0x5a/0x90 [ 284.271729] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.277269] ? check_preemption_disabled+0x48/0x280 [ 284.282298] ? check_preemption_disabled+0x48/0x280 [ 284.287326] ? kvm_clock_read+0x18/0x30 [ 284.291304] ? kvm_sched_clock_read+0x9/0x20 [ 284.295716] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 284.301270] ? check_preemption_disabled+0x48/0x280 [ 284.306326] irq_exit+0x17f/0x1c0 [ 284.309787] smp_apic_timer_interrupt+0x1cb/0x760 [ 284.314630] ? smp_reschedule_interrupt+0x109/0x650 [ 284.319654] ? smp_call_function_single_interrupt+0x650/0x650 [ 284.325548] ? interrupt_entry+0xb5/0xf0 [ 284.329618] ? trace_hardirqs_off_caller+0xbb/0x310 [ 284.334639] ? trace_hardirqs_off_caller+0xbb/0x310 [ 284.339661] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 284.344508] ? trace_hardirqs_on_caller+0x310/0x310 [ 284.349545] ? trace_hardirqs_on_caller+0x310/0x310 [ 284.354570] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.360115] ? check_preemption_disabled+0x48/0x280 [ 284.365135] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.370684] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 284.375545] apic_timer_interrupt+0xf/0x20 [ 284.379778] </IRQ> [ 284.382018] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x50 [ 284.387481] Code: 4c d8 20 4c 89 08 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 28 41 83 7e 81 e2 00 01 1f 00 75 2b <8b> 90 d0 12 00 00 83 fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 [ 284.406382] RSP: 0000:ffff8801c160e2b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 284.414102] RAX: ffff8801bb3741c0 RBX: 0000000000000003 RCX: ffffffff81a7a964 [ 284.421370] RDX: 0000000000000000 RSI: ffffffff81a7a96e RDI: 0000000000000007 [ 284.428639] RBP: ffff8801c160e2b0 R08: ffff8801bb3741c0 R09: 1ffffffff127395d [ 284.435907] R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801c160e428 [ 284.443174] R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 [ 284.450475] ? shrink_node_memcg+0x724/0x18e0 [ 284.454969] ? shrink_node_memcg+0x72e/0x18e0 [ 284.459474] shrink_node_memcg+0x72e/0x18e0 [ 284.463820] ? shrink_active_list+0x1c20/0x1c20 [ 284.468514] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 284.474150] ? graph_lock+0x170/0x170 [ 284.477958] ? mem_cgroup_charge_statistics+0x780/0x780 [ 284.483331] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.488876] ? print_usage_bug+0xc0/0xc0 [ 284.492956] shrink_node+0x3bc/0x16b0 [ 284.496758] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 284.502068] ? shrink_node_memcg+0x18e0/0x18e0 [ 284.506650] ? lockdep_hardirqs_on+0x421/0x5c0 [ 284.511267] ? trace_hardirqs_on+0xbd/0x310 [ 284.515593] ? vmpressure+0x271/0x340 [ 284.519401] ? do_raw_spin_unlock+0xa7/0x330 [ 284.523831] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 284.528426] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 284.533965] ? __cpuset_node_allowed+0x19b/0x660 [ 284.538727] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 284.544443] ? vmpressure+0x1a2/0x340 [ 284.548256] do_try_to_free_pages+0x3e7/0x1290 [ 284.552857] ? shrink_node+0x16b0/0x16b0 [ 284.556923] ? __lock_is_held+0xb5/0x140 [ 284.561002] try_to_free_pages+0x4d0/0xb90 [ 284.565252] ? do_try_to_free_pages+0x1290/0x1290 [ 284.570100] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.575655] ? lock_acquire+0x1ed/0x520 [ 284.579635] ? set_page_refcounted+0x280/0x280 [ 284.584226] ? lock_release+0x970/0x970 [ 284.588210] ? ___might_sleep+0x1ed/0x300 [ 284.592370] ? arch_local_save_flags+0x40/0x40 [ 284.596981] __alloc_pages_slowpath+0x9c4/0x2d70 [ 284.601769] ? warn_alloc+0x120/0x120 [ 284.605576] ? __radix_tree_lookup+0x4c0/0x4c0 [ 284.610177] ? find_get_entry+0x2f2/0xc40 [ 284.614336] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.619877] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 284.624814] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 284.630355] ? should_fail+0x22d/0xd01 [ 284.634423] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 284.639536] ? __lock_is_held+0xb5/0x140 [ 284.643631] ? __lock_is_held+0xb5/0x140 [ 284.647706] ? find_held_lock+0x36/0x1c0 [ 284.651773] ? ___might_sleep+0x1ed/0x300 [ 284.655919] ? lock_release+0x970/0x970 [ 284.659897] ? arch_local_save_flags+0x40/0x40 [ 284.664492] ? __might_sleep+0x95/0x190 [ 284.668480] __alloc_pages_nodemask+0xa80/0xde0 [ 284.673163] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 284.678185] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 284.683989] ? kasan_check_read+0x11/0x20 [ 284.688144] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 284.693427] ? graph_lock+0x170/0x170 [ 284.697232] ? print_usage_bug+0xc0/0xc0 [ 284.701300] ? graph_lock+0x170/0x170 [ 284.705102] ? graph_lock+0x170/0x170 [ 284.708907] ? __do_page_cache_readahead+0x7ce/0x980 [ 284.714019] ? find_held_lock+0x36/0x1c0 [ 284.718097] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 284.723641] alloc_pages_current+0x10c/0x210 [ 284.728059] ? lock_downgrade+0x900/0x900 [ 284.732222] __page_cache_alloc+0x38f/0x5b0 [ 284.736557] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 284.742365] ? kasan_check_read+0x11/0x20 [ 284.746517] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 284.751814] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 284.756491] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 284.762048] ? check_preemption_disabled+0x48/0x280 [ 284.767084] filemap_fault+0x1594/0x25f0 [ 284.771169] ? __lock_page_or_retry+0xa00/0xa00 [ 284.775846] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 284.781649] ? kasan_check_read+0x11/0x20 [ 284.785803] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 284.791082] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 284.796187] ? rcu_bh_qs+0xc0/0xc0 [ 284.799734] ? trace_hardirqs_on+0xbd/0x310 [ 284.804061] ? kasan_check_read+0x11/0x20 [ 284.808217] ? __free_object+0x173/0x340 [ 284.812287] ? filemap_map_pages+0xdea/0x1980 [ 284.816794] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 284.821914] ? __free_object+0x173/0x340 [ 284.825981] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 284.831260] ? debug_object_free+0x325/0x690 [ 284.835674] ? find_get_pages_range_tag+0x1320/0x1320 [ 284.841337] ? graph_lock+0x170/0x170 [ 284.845151] ? kasan_check_read+0x11/0x20 [ 284.849303] ? debug_object_destroy+0x2b0/0x2b0 [ 284.854004] ? lock_acquire+0x1ed/0x520 [ 284.858016] ? ext4_filemap_fault+0x7a/0xad [ 284.862369] ? lock_release+0x970/0x970 [ 284.866348] ? arch_local_save_flags+0x40/0x40 [ 284.870939] ? futex_wait_setup+0x3e0/0x3e0 [ 284.875280] ? down_read+0xb0/0x1d0 [ 284.878910] ? ext4_filemap_fault+0x7a/0xad