0 [ 335.532852] 702*4kB [ 335.532864] ? __lock_acquire+0x62f/0x4c20 [ 335.532866] (MEH) 460*8kB [ 335.532890] ? show_free_areas.cold.117+0x1056/0x215d [ 335.532892] (UME) 193*16kB [ 335.532908] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.532910] (UME) 59*32kB [ 335.532927] ? check_preemption_disabled+0x48/0x280 [ 335.532929] (UME) 27*64kB (UMH) 0*128kB 1*256kB [ 335.532954] ? __lock_is_held+0xb5/0x140 [ 335.532956] (H) 1*512kB (H) 0*1024kB [ 335.532977] __alloc_pages_nodemask+0xad8/0xea0 [ 335.532980] 0*2048kB [ 335.532991] ? zap_class+0x640/0x640 [ 335.532994] 0*4096kB = 13960kB [ 335.533010] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 335.533019] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 335.533030] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 335.533040] ? find_held_lock+0x36/0x1c0 [ 335.533043] 268 total pagecache pages [ 335.533063] ? ____cache_alloc_node+0x1c7/0x1e0 [ 335.533065] 0 pages in swap cache [ 335.533078] ? lock_downgrade+0x900/0x900 [ 335.533085] Swap cache stats: add 0, delete 0, find 0/0 [ 335.533090] Free swap = 0kB [ 335.533101] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.533104] Total swap = 0kB [ 335.533109] 1965979 pages RAM [ 335.533121] cache_grow_begin+0xa5/0x8c0 [ 335.533123] 0 pages HighMem/MovableOnly [ 335.533134] ? do_raw_spin_unlock+0xa7/0x330 [ 335.533137] 342854 pages reserved [ 335.533141] 0 pages cma reserved [ 335.533159] fallback_alloc+0x204/0x2e0 [ 335.533177] ____cache_alloc_node+0x1c7/0x1e0 [ 335.533194] kmem_cache_alloc+0x1f8/0x730 [ 335.533200] aoe: skb alloc failure [ 335.533210] ? trace_hardirqs_off+0xb8/0x310 [ 335.533229] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 335.533239] __build_skb+0xab/0x430 [ 335.533242] syz-executor2 cpuset=syz2 [ 335.533257] ? skb_try_coalesce+0x1b70/0x1b70 [ 335.533261] mems_allowed=0 [ 335.533271] ? mark_held_locks+0x130/0x130 [ 335.533290] ? __alloc_pages_nodemask+0xea0/0xea0 [ 335.533302] ? __update_load_avg_blocked_se+0x690/0x690 [ 335.533318] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.533333] ? check_preemption_disabled+0x48/0x280 [ 335.533354] __napi_alloc_skb+0x1d6/0x310 [ 335.533373] page_to_skb.isra.45+0xee/0x8d0 [ 335.533391] ? check_preemption_disabled+0x48/0x280 [ 335.533407] ? virtnet_remove+0xf0/0xf0 [ 335.533419] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 335.533432] ? kasan_check_read+0x11/0x20 [ 335.533445] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 335.533459] ? rcu_softirq_qs+0x20/0x20 [ 335.533484] receive_mergeable+0x155d/0x3a90 [ 335.533512] ? virtnet_probe+0x2240/0x2240 [ 335.533531] ? cpuacct_charge+0x265/0x440 [ 335.533549] ? find_held_lock+0x36/0x1c0 [ 335.533572] ? update_curr+0x4cf/0xbd0 [ 335.533588] ? lock_downgrade+0x900/0x900 [ 335.533602] ? check_preemption_disabled+0x48/0x280 [ 335.533619] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 335.533647] ? kasan_check_read+0x11/0x20 [ 335.533661] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 335.533674] ? rcu_softirq_qs+0x20/0x20 [ 335.533699] ? update_curr+0x4ec/0xbd0 [ 335.533712] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.533728] ? __account_cfs_rq_runtime+0x790/0x790 [ 335.533752] ? __cpu_to_node+0x7d/0xa0 [ 335.533766] ? account_entity_enqueue+0x3a3/0x660 [ 335.533788] ? __enqueue_entity+0x10d/0x1f0 [ 335.533808] ? enqueue_entity+0x34b/0x20a0 [ 335.533822] ? __lock_acquire+0x62f/0x4c20 [ 335.533841] ? print_usage_bug+0xc0/0xc0 [ 335.533865] ? mark_held_locks+0x130/0x130 [ 335.533890] ? zap_class+0x640/0x640 [ 335.533905] ? __lock_acquire+0x62f/0x4c20 [ 335.533924] ? __lock_acquire+0x62f/0x4c20 [ 335.533938] ? mark_held_locks+0x130/0x130 [ 335.533951] ? print_usage_bug+0xc0/0xc0 [ 335.533983] ? zap_class+0x640/0x640 [ 335.534006] ? mark_held_locks+0x130/0x130 [ 335.534019] ? cpuacct_charge+0x265/0x440 [ 335.534034] ? zap_class+0x640/0x640 [ 335.534053] ? zap_class+0x640/0x640 [ 335.534065] ? zap_class+0x640/0x640 [ 335.534080] ? print_usage_bug+0xc0/0xc0 [ 335.534094] ? print_usage_bug+0xc0/0xc0 [ 335.534107] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.534123] ? check_preemption_disabled+0x48/0x280 [ 335.534153] ? find_held_lock+0x36/0x1c0 [ 335.534190] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.534205] ? __msecs_to_jiffies+0x4a/0x60 [ 335.534220] ? update_group_capacity+0xf9/0x11a0 [ 335.534232] ? zap_class+0x640/0x640 [ 335.534251] ? __update_idle_core+0x600/0x600 [ 335.534273] receive_buf+0xb0f/0x3230 [ 335.534290] ? cpumask_next_and+0x49/0x50 [ 335.534315] ? receive_mergeable+0x3a90/0x3a90 [ 335.534331] ? trace_hardirqs_off+0xb8/0x310 [ 335.534354] ? update_group_capacity+0x11a0/0x11a0 [ 335.534370] ? print_usage_bug+0xc0/0xc0 [ 335.534386] ? rb_insert_color+0x1460/0x1460 [ 335.534398] ? try_to_wake_up+0x11c/0x1490 [ 335.534423] ? print_usage_bug+0xc0/0xc0 [ 335.534437] ? zap_class+0x640/0x640 [ 335.534472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.534487] ? check_preemption_disabled+0x48/0x280 [ 335.534511] ? __lock_is_held+0xb5/0x140 [ 335.534538] ? rcu_read_lock_sched_held+0x14f/0x180 [ 335.534552] ? update_cfs_rq_load_avg.part.68+0x253/0x2e0 [ 335.534565] ? tg_unthrottle_up+0x220/0x220 [ 335.534590] ? print_usage_bug+0xc0/0xc0 [ 335.534602] ? update_load_avg+0x13b8/0x2470 [ 335.534618] ? __lock_acquire+0x62f/0x4c20 [ 335.534631] ? update_sd_lb_stats+0x3230/0x3230 [ 335.534647] ? attach_entity_load_avg+0x860/0x860 [ 335.534664] ? zap_class+0x640/0x640 [ 335.534682] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 335.534697] ? detach_buf_split+0x3e7/0x7a0 [ 335.534713] ? __lock_acquire+0x62f/0x4c20 [ 335.534735] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 335.534749] ? virtqueue_get_buf_ctx+0x1f8/0x1150 [ 335.534771] ? virtqueue_detach_unused_buf+0x400/0x400 [ 335.534785] ? print_usage_bug+0xc0/0xc0 [ 335.534801] ? cpuacct_charge+0x265/0x440 [ 335.534817] ? zap_class+0x640/0x640 [ 335.534836] virtnet_poll+0x421/0x105f [ 335.534861] ? receive_buf+0x3230/0x3230 [ 335.534886] ? print_usage_bug+0xc0/0xc0 [ 335.534905] ? mark_held_locks+0xc7/0x130 [ 335.534921] ? net_rx_action+0x4b5/0x19b0 [ 335.534934] ? net_rx_action+0x4b5/0x19b0 [ 335.534949] ? lockdep_hardirqs_on+0x296/0x5b0 [ 335.534974] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.534989] ? check_preemption_disabled+0x48/0x280 [ 335.535008] net_rx_action+0x7fa/0x19b0 [ 335.535036] ? napi_complete_done+0x7c0/0x7c0 [ 335.535052] ? mark_held_locks+0x130/0x130 [ 335.535068] ? print_usage_bug+0xc0/0xc0 [ 335.535083] ? zap_class+0x640/0x640 [ 335.535097] ? print_usage_bug+0xc0/0xc0 [ 335.535114] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.535129] ? check_preemption_disabled+0x48/0x280 [ 335.535151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.535166] ? check_preemption_disabled+0x48/0x280 [ 335.535189] ? __lock_acquire+0x62f/0x4c20 [ 335.535212] ? check_preemption_disabled+0x48/0x280 [ 335.535235] ? mark_held_locks+0x130/0x130 [ 335.535249] ? __lock_is_held+0xb5/0x140 [ 335.535276] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 335.535289] ? credit_entropy_bits+0x667/0xa50 [ 335.535307] ? print_usage_bug+0xc0/0xc0 [ 335.535322] ? crng_reseed+0x750/0x750 [ 335.535334] ? add_interrupt_randomness+0x47e/0x870 [ 335.535350] ? lock_downgrade+0x900/0x900 [ 335.535367] ? __mix_pool_bytes+0x100/0x440 [ 335.535381] ? lock_release+0xa00/0xa00 [ 335.535400] ? zap_class+0x640/0x640 [ 335.535420] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.535435] ? check_preemption_disabled+0x48/0x280 [ 335.535459] ? __lock_is_held+0xb5/0x140 [ 335.535488] __do_softirq+0x308/0xb7e [ 335.535521] ? lock_downgrade+0x900/0x900 [ 335.535539] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 335.535560] ? pvclock_read_flags+0x160/0x160 [ 335.535584] ? kvm_clock_read+0x18/0x30 [ 335.535598] ? kvm_sched_clock_read+0x9/0x20 [ 335.535613] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.535628] ? check_preemption_disabled+0x48/0x280 [ 335.535649] irq_exit+0x17f/0x1c0 [ 335.535663] do_IRQ+0x111/0x1c0 [ 335.535680] common_interrupt+0xf/0xf [ 335.535686] [ 335.535698] RIP: 0010:vprintk_emit+0x87d/0x990 [ 335.535711] Code: 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 de 00 00 00 48 83 3d 63 38 ec 07 00 74 34 e8 dc c7 19 00 48 8b bd 90 fe ff ff 57 9d <0f> 1f 44 00 00 e9 aa fe ff ff e8 c4 c7 19 00 0f 0b e8 bd c7 19 00 [ 335.535719] RSP: 0000:ffff8881d9a5dfc0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffffd7 [ 335.535732] RAX: ffff8881d9a50040 RBX: 1ffff1103b34bbfe RCX: 1ffff1103b34a12b [ 335.535741] RDX: 0000000000000000 RSI: ffffffff8165c314 RDI: 0000000000000293 [ 335.535749] RBP: ffff8881d9a5e138 R08: ffff8881d9a50958 R09: 0000000000000006 [ 335.535757] R10: 0000000000000000 R11: ffff8881d9a50040 R12: 0000000000000200 [ 335.535766] R13: 0000000000000000 R14: ffffed103b34bc12 R15: ffff8881d9a5e110 [ 335.535788] ? vprintk_emit+0x874/0x990 [ 335.535811] ? wake_up_klogd+0x180/0x180 [ 335.535831] ? match_held_lock+0x811/0x8d0 [ 335.535854] ? mark_held_locks+0xc7/0x130 [ 335.535869] ? _raw_spin_unlock_irq+0x27/0x80 [ 335.535889] ? _raw_spin_unlock_irq+0x27/0x80 [ 335.535909] vprintk_default+0x28/0x30 [ 335.535922] vprintk_func+0x7e/0x181 [ 335.535937] printk+0xa7/0xcf [ 335.535951] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 335.535967] ? _raw_spin_unlock_irq+0x60/0x80 [ 335.535993] dump_unreclaimable_slab.cold.22+0xd8/0xe6 [ 335.536014] dump_header+0x7cc/0xf72 [ 335.536038] ? pagefault_out_of_memory+0x197/0x197 [ 335.536059] ? __lock_acquire+0x62f/0x4c20 [ 335.536074] ? percpu_ref_get_many+0x240/0x240 [ 335.536091] ? print_usage_bug+0xc0/0xc0 [ 335.536111] ? zap_class+0x640/0x640 [ 335.536127] ? print_usage_bug+0xc0/0xc0 [ 335.536148] ? zap_class+0x640/0x640 [ 335.536165] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.536183] ? find_held_lock+0x36/0x1c0 [ 335.536206] ? mark_held_locks+0xc7/0x130 [ 335.536222] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 335.536236] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 335.536250] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 335.536265] ? trace_hardirqs_on+0xbd/0x310 [ 335.536278] ? kasan_check_read+0x11/0x20 [ 335.536291] ? ___ratelimit+0x3b4/0x672 [ 335.536306] ? trace_hardirqs_off_caller+0x310/0x310 [ 335.536321] ? trace_hardirqs_on+0x310/0x310 [ 335.536336] ? lock_downgrade+0x900/0x900 [ 335.536355] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 335.536369] ? ___ratelimit+0x3b9/0x672 [ 335.536386] ? idr_get_free+0xf70/0xf70 [ 335.536399] ? find_held_lock+0x36/0x1c0 [ 335.536421] oom_kill_process.cold.27+0x10/0x903 [ 335.536435] ? zap_class+0x640/0x640 [ 335.536449] ? check_preemption_disabled+0x48/0x280 [ 335.536466] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 335.536478] ? kasan_check_read+0x11/0x20 [ 335.536491] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 335.536506] ? oom_evaluate_task+0x540/0x540 [ 335.536524] ? find_held_lock+0x36/0x1c0 [ 335.536545] ? out_of_memory+0x974/0x1430 [ 335.536560] ? lock_downgrade+0x900/0x900 [ 335.536574] ? check_preemption_disabled+0x48/0x280 [ 335.536590] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 335.536603] ? kasan_check_read+0x11/0x20 [ 335.536616] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 335.536629] ? rcu_softirq_qs+0x20/0x20 [ 335.536646] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.536659] ? oom_evaluate_task+0x302/0x540 [ 335.536676] out_of_memory+0xa84/0x1430 [ 335.536698] ? oom_killer_disable+0x3a0/0x3a0 [ 335.536712] ? __alloc_pages_slowpath+0xf5c/0x2de0 [ 335.536729] ? __ww_mutex_check_waiters+0x160/0x160 [ 335.536755] __alloc_pages_slowpath+0x232c/0x2de0 [ 335.536796] ? warn_alloc+0x120/0x120 [ 335.536808] ? mark_held_locks+0x130/0x130 [ 335.536827] ? find_get_entry+0xaae/0x1120 [ 335.536850] ? filemap_map_pages+0x1a20/0x1a20 [ 335.536869] ? zap_class+0x640/0x640 [ 335.536896] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.536911] ? check_preemption_disabled+0x48/0x280 [ 335.536925] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.536938] ? should_fail+0x22d/0xd01 [ 335.536957] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.536972] ? zap_class+0x640/0x640 [ 335.537026] ? __lock_is_held+0xb5/0x140 [ 335.537048] ? mark_held_locks+0x130/0x130 [ 335.537066] ? lock_release+0xa00/0xa00 [ 335.537080] ? perf_trace_sched_process_exec+0x860/0x860 [ 335.537092] ? xa_load+0x2ba/0x460 [ 335.537108] ? lock_downgrade+0x900/0x900 [ 335.537127] ? __might_sleep+0x95/0x190 [ 335.537166] __alloc_pages_nodemask+0xad8/0xea0 [ 335.537187] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 335.537201] ? __page_cache_alloc+0x191/0x5c0 [ 335.537212] ? xa_load+0x2e1/0x460 [ 335.537225] ? xa_clear_mark+0x40/0x40 [ 335.537241] ? zap_class+0x640/0x640 [ 335.537262] ? zap_class+0x640/0x640 [ 335.537275] ? zap_class+0x640/0x640 [ 335.537288] ? __do_page_cache_readahead+0x663/0x810 [ 335.537307] ? find_held_lock+0x36/0x1c0 [ 335.537326] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 335.537346] alloc_pages_current+0x173/0x350 [ 335.537366] __page_cache_alloc+0x38c/0x5c0 [ 335.537377] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 335.537390] ? kasan_check_read+0x11/0x20 [ 335.537403] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 335.537419] ? generic_perform_write+0x6a0/0x6a0 [ 335.537434] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.537449] ? check_preemption_disabled+0x48/0x280 [ 335.537470] filemap_fault+0x1595/0x25f0 [ 335.537496] ? __lock_page_or_retry+0xa00/0xa00 [ 335.537512] ? mark_held_locks+0x130/0x130 [ 335.537535] ? filemap_map_pages+0xd6b/0x1a20 [ 335.537550] ? lock_downgrade+0x900/0x900 [ 335.537579] ? check_preemption_disabled+0x48/0x280 [ 335.537595] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 335.537607] ? kasan_check_read+0x11/0x20 [ 335.537619] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 335.537632] ? rcu_softirq_qs+0x20/0x20 [ 335.537657] ? filemap_map_pages+0xd92/0x1a20 [ 335.537674] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.537695] ? find_get_entries_tag+0x1400/0x1400 [ 335.537713] ? __lock_acquire+0x62f/0x4c20 [ 335.537738] ? lock_acquire+0x1ed/0x520 [ 335.537751] ? ext4_filemap_fault+0x7a/0xad [ 335.537770] ? lock_release+0xa00/0xa00 [ 335.537781] ? perf_trace_sched_process_exec+0x860/0x860 [ 335.537812] ? print_usage_bug+0xc0/0xc0 [ 335.537827] ? print_usage_bug+0xc0/0xc0 [ 335.537849] ? down_read+0x8d/0x120 [ 335.537860] ? ext4_filemap_fault+0x7a/0xad [ 335.537873] ? __down_interruptible+0x700/0x700 [ 335.537934] ext4_filemap_fault+0x82/0xad [ 335.537964] __do_fault+0x100/0x6b0 [ 335.537982] ? pmd_devmap_trans_unstable+0x220/0x220 [ 335.537998] ? mark_held_locks+0x130/0x130 [ 335.538012] ? mark_held_locks+0x130/0x130 [ 335.538024] ? find_held_lock+0x36/0x1c0 [ 335.538042] ? find_held_lock+0x36/0x1c0 [ 335.538058] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.538109] __handle_mm_fault+0x3ea0/0x5be0 [ 335.538142] ? poll_select_copy_remaining+0x18c/0x6a0 [ 335.538179] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 335.538215] ? __might_fault+0x12b/0x1e0 [ 335.538230] ? lock_downgrade+0x900/0x900 [ 335.538255] ? zap_class+0x640/0x640 [ 335.538267] ? zap_class+0x640/0x640 [ 335.538287] ? find_held_lock+0x36/0x1c0 [ 335.538324] ? handle_mm_fault+0x42a/0xc70 [ 335.538339] ? lock_downgrade+0x900/0x900 [ 335.538388] ? check_preemption_disabled+0x48/0x280 [ 335.538420] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 335.538433] ? kasan_check_read+0x11/0x20 [ 335.538461] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 335.538474] ? rcu_softirq_qs+0x20/0x20 [ 335.538486] ? trace_hardirqs_off_caller+0x310/0x310 [ 335.538500] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.538514] ? check_preemption_disabled+0x48/0x280 [ 335.538535] handle_mm_fault+0x54f/0xc70 [ 335.538551] ? __handle_mm_fault+0x5be0/0x5be0 [ 335.538569] ? find_vma+0x34/0x190 [ 335.538602] __do_page_fault+0x5e8/0xe60 [ 335.538615] ? trace_hardirqs_off+0xb8/0x310 [ 335.538638] do_page_fault+0xf2/0x7e0 [ 335.538653] ? vmalloc_sync_all+0x30/0x30 [ 335.538667] ? error_entry+0x70/0xd0 [ 335.538681] ? trace_hardirqs_off_caller+0xbb/0x310 [ 335.538694] ? trace_hardirqs_on_caller+0xc0/0x310 [ 335.538708] ? syscall_return_slowpath+0x5e0/0x5e0 [ 335.538721] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.538736] ? trace_hardirqs_on_caller+0x310/0x310 [ 335.538749] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 335.538764] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 335.538780] ? prepare_exit_to_usermode+0x291/0x3b0 [ 335.538793] ? page_fault+0x8/0x30 [ 335.538809] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.538826] ? page_fault+0x8/0x30 [ 335.538841] page_fault+0x1e/0x30 [ 335.538851] RIP: 0033:0x7efe5ebdedd3 [ 335.538872] Code: Bad RIP value. [ 335.538904] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 335.538915] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 335.538924] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 335.538933] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 335.538941] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 335.538949] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 335.538980] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 335.538987] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.538996] Call Trace: [ 335.572123] kernfs_node_cache 11575KB 11599KB [ 335.573663] [ 335.579019] mnt_cache 77KB 96KB [ 335.583764] dump_stack+0x244/0x39d [ 335.583783] ? dump_stack_print_info.cold.1+0x20/0x20 [ 335.583822] warn_alloc.cold.116+0xb7/0x1bd [ 335.588649] filp 245KB 588KB [ 335.594347] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 335.594364] ? lock_downgrade+0x900/0x900 [ 335.594399] ? trace_hardirqs_off+0xb8/0x310 [ 335.599917] names_cache 187KB 187KB [ 335.603189] ? trace_hardirqs_off+0xb8/0x310 [ 335.603217] __alloc_pages_slowpath+0x2651/0x2de0 [ 335.607261] iint_cache 74KB 79KB [ 335.612721] ? warn_alloc+0x120/0x120 [ 335.612740] ? warn_alloc+0x120/0x120 [ 335.617564] key_jar 3KB 7KB [ 335.622919] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 335.622935] ? warn_alloc+0x120/0x120 [ 335.622951] ? print_usage_bug+0xc0/0xc0 [ 335.627380] uts_namespace 2KB 7KB [ 335.631434] ? print_usage_bug+0xc0/0xc0 [ 335.631447] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 335.631469] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.635251] nsproxy 1KB 3KB [ 335.640598] ? should_fail+0x22d/0xd01 [ 335.640617] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.640634] ? __lock_acquire+0x62f/0x4c20 [ 335.644680] vm_area_struct 320KB 661KB [ 335.650033] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.650047] ? should_fail+0x22d/0xd01 [ 335.650064] ? mark_held_locks+0x130/0x130 [ 335.655496] mm_struct 47KB 130KB [ 335.660418] ? mark_held_locks+0x130/0x130 [ 335.660435] ? mark_held_locks+0x130/0x130 [ 335.660452] ? kvm_clock_read+0x18/0x30 [ 335.665453] fs_cache 7KB 44KB [ 335.670454] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 335.670466] ? ktime_get+0x2c1/0x400 [ 335.670483] ? zap_class+0x640/0x640 [ 335.670499] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 335.675868] files_cache 28KB 71KB [ 335.682531] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.682546] ? check_preemption_disabled+0x48/0x280 [ 335.682568] ? __lock_is_held+0xb5/0x140 [ 335.686629] signal_cache 288KB 682KB [ 335.690701] __alloc_pages_nodemask+0xad8/0xea0 [ 335.690714] ? zap_class+0x640/0x640 [ 335.690732] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 335.696099] sighand_cache 464KB 506KB [ 335.700941] ? find_held_lock+0x36/0x1c0 [ 335.700965] ? ____cache_alloc_node+0x1c7/0x1e0 [ 335.706311] task_struct 1311KB 1311KB [ 335.709844] ? lock_downgrade+0x900/0x900 [ 335.715214] cred_jar 58KB 404KB [ 335.725682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.725704] cache_grow_begin+0xa5/0x8c0 [ 335.730812] anon_vma_chain 91KB 311KB [ 335.738052] ? do_raw_spin_unlock+0xa7/0x330 [ 335.747435] anon_vma 118KB 392KB [ 335.749989] fallback_alloc+0x204/0x2e0 [ 335.750014] ____cache_alloc_node+0x1c7/0x1e0 [ 335.752157] pid 26KB 152KB [ 335.755779] kmem_cache_alloc_node+0xe3/0x730 [ 335.761021] Acpi-Operand 106KB 162KB [ 335.765320] ? lockdep_hardirqs_on+0x296/0x5b0 [ 335.770184] Acpi-Namespace 19KB 23KB [ 335.774301] __alloc_skb+0x119/0x770 [ 335.778682] numa_policy 0KB 3KB [ 335.783603] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 335.783620] ? netdev_alloc_frag+0x1f0/0x1f0 [ 335.783645] ? vprintk_default+0x28/0x30 [ 335.788460] debug_objects_cache 11678KB 11683KB [ 335.792243] ? vprintk_func+0x85/0x181 [ 335.792257] ? printk+0xa7/0xcf [ 335.792273] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 335.796070] trace_event_file 260KB 262KB [ 335.799863] new_skb+0x26/0x1c0 [ 335.803923] ftrace_event_field 376KB 381KB [ 335.807950] aoecmd_cfg+0x279/0x7f0 [ 335.813314] pool_workqueue 87KB 88KB [ 335.816992] ? find_held_lock+0x36/0x1c0 [ 335.822701] task_group 5KB 7KB [ 335.827684] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 335.833189] page->ptl 66KB 415KB [ 335.837631] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.843193] kmalloc-2M 2050KB 2050KB [ 335.848685] ? __lock_is_held+0xb5/0x140 [ 335.852575] kmalloc-512k 2056KB 2056KB [ 335.856709] discover_timer+0x50/0x60 [ 335.861820] kmalloc-256k 516KB 516KB [ 335.867319] call_timer_fn+0x272/0x920 [ 335.871588] kmalloc-128k 520KB 520KB [ 335.876656] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 335.880638] kmalloc-64k 594KB 594KB [ 335.886056] ? process_timeout+0x40/0x40 [ 335.890152] kmalloc-32k 1221KB 1221KB [ 335.894352] ? __run_timers+0x7da/0xc70 [ 335.898570] kmalloc-16k 396KB 396KB [ 335.903946] ? _raw_spin_unlock_irq+0x27/0x80 [ 335.903959] ? _raw_spin_unlock_irq+0x27/0x80 [ 335.903971] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 335.903988] ? lockdep_hardirqs_on+0x296/0x5b0 [ 335.909034] kmalloc-8k 1823KB 1823KB [ 335.912735] ? trace_hardirqs_on+0xbd/0x310 [ 335.912748] ? kasan_check_read+0x11/0x20 [ 335.912764] ? __run_timers+0x7da/0xc70 [ 335.917505] kmalloc-4k 6107KB 6107KB [ 335.923028] ? trace_hardirqs_off_caller+0x310/0x310 [ 335.923049] ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37 [ 335.923067] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 335.928589] kmalloc-2k 2770169KB 2770173KB [ 335.933588] __run_timers+0x7e5/0xc70 [ 335.933611] ? timer_fixup_init+0x70/0x70 [ 335.933630] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 335.937688] kmalloc-1k 1468230KB 1468230KB [ 335.943042] ? zap_class+0x640/0x640 [ 335.943060] ? enqueue_hrtimer+0x1a5/0x560 [ 335.943077] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 335.947730] kmalloc-512 1731KB 3360KB [ 335.951453] ? find_held_lock+0x36/0x1c0 [ 335.951471] ? zap_class+0x640/0x640 [ 335.951490] ? pvclock_read_flags+0x160/0x160 [ 335.956488] kmalloc-256 2506KB 3018KB [ 335.961926] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.961943] ? check_preemption_disabled+0x48/0x280 [ 335.961964] ? __lock_is_held+0xb5/0x140 [ 335.966015] kmalloc-128 515KB 901KB [ 335.970676] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.970690] ? check_preemption_disabled+0x48/0x280 [ 335.970707] run_timer_softirq+0x52/0xb0 [ 335.976059] kmalloc-96 582KB 1720KB [ 335.980195] ? rcu_read_lock_sched_held+0x14f/0x180 [ 335.980211] __do_softirq+0x308/0xb7e [ 335.980228] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 335.985947] kmalloc-64 1295KB 1712KB [ 335.990017] ? lock_downgrade+0x900/0x900 [ 335.990036] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 335.990058] ? pvclock_read_flags+0x160/0x160 [ 335.995405] kmalloc-32 967KB 1661KB [ 335.999811] ? lapic_next_event+0x5a/0x90 [ 336.003788] kmalloc-192 681KB 948KB [ 336.008250] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.014137] kmem_cache 246KB 247KB [ 336.018600] ? kvm_clock_read+0x18/0x30 [ 336.023975] Out of memory: Kill process 6123 (syz-fuzzer) score 30 or sacrifice child [ 336.028536] ? kvm_sched_clock_read+0x9/0x20 [ 336.032382] Killed process 6217 (syz-executor4) total-vm:70212kB, anon-rss:60kB, file-rss:0kB, shmem-rss:0kB [ 336.037655] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.396715] ? check_preemption_disabled+0x48/0x280 [ 339.401754] irq_exit+0x17f/0x1c0 [ 339.405215] smp_apic_timer_interrupt+0x1cb/0x760 [ 339.410061] ? smp_reschedule_interrupt+0x109/0x650 [ 339.415087] ? smp_call_function_single_interrupt+0x650/0x650 [ 339.420983] ? interrupt_entry+0xb5/0xc0 [ 339.425058] ? trace_hardirqs_off_caller+0xbb/0x310 [ 339.430083] ? trace_hardirqs_off_caller+0xbb/0x310 [ 339.435104] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.439958] ? trace_hardirqs_on_caller+0x310/0x310 [ 339.444977] ? trace_hardirqs_on_caller+0x310/0x310 [ 339.450007] ? task_prio+0x50/0x50 [ 339.453571] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.459114] ? check_preemption_disabled+0x48/0x280 [ 339.464143] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.469003] apic_timer_interrupt+0xf/0x20 [ 339.473235] [ 339.475481] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 339.480431] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 339.499339] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 339.507045] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 339.514315] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 339.521589] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 339.528857] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 339.536138] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 339.543440] skb_clone+0x1bb/0x500 [ 339.546985] ? finish_task_switch+0x663/0x910 [ 339.551479] ? skb_split+0x11e0/0x11e0 [ 339.555384] ? preempt_notifier_register+0x200/0x200 [ 339.560488] ? __switch_to_asm+0x34/0x70 [ 339.564566] ? __switch_to_asm+0x34/0x70 [ 339.568631] ? __switch_to_asm+0x40/0x70 [ 339.572717] ? __switch_to_asm+0x34/0x70 [ 339.576777] ? __switch_to_asm+0x40/0x70 [ 339.580874] ? __switch_to_asm+0x34/0x70 [ 339.584955] ? __switch_to_asm+0x40/0x70 [ 339.589037] ? __switch_to_asm+0x34/0x70 [ 339.593105] ? __switch_to_asm+0x34/0x70 [ 339.597182] ? __switch_to_asm+0x40/0x70 [ 339.601252] ? __switch_to_asm+0x34/0x70 [ 339.605339] bpf_clone_redirect+0xb9/0x490 [ 339.609588] ? __schedule+0x8d7/0x21d0 [ 339.613486] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 339.618513] ? __sched_text_start+0x8/0x8 [ 339.622669] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 339.627451] ? find_held_lock+0x36/0x1c0 [ 339.631533] ? lock_acquire+0x1ed/0x520 [ 339.635537] ? bpf_test_run+0x3cb/0x780 [ 339.639514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.645061] ? check_preemption_disabled+0x48/0x280 [ 339.650107] ? kasan_check_read+0x11/0x20 [ 339.654279] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 339.659561] ? rcu_softirq_qs+0x20/0x20 [ 339.663556] ? preempt_schedule+0x4d/0x60 [ 339.667707] ? ___preempt_schedule+0x16/0x18 [ 339.672131] ? bpf_test_run+0x25d/0x780 [ 339.676121] ? netlink_diag_dump+0x2a0/0x2a0 [ 339.680536] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.686076] ? bpf_test_init.isra.10+0x70/0x100 [ 339.690759] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 339.695595] ? bpf_test_finish.isra.9+0x260/0x260 [ 339.700446] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 339.705989] ? fput+0x130/0x1a0 [ 339.709285] ? __bpf_prog_get+0x9b/0x290 [ 339.713370] ? bpf_test_finish.isra.9+0x260/0x260 [ 339.718219] ? bpf_prog_test_run+0x130/0x1a0 [ 339.722683] ? __x64_sys_bpf+0x3db/0x520 [ 339.726753] ? bpf_prog_get+0x20/0x20 [ 339.730626] ? do_syscall_64+0x1b9/0x820 [ 339.734696] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 339.740064] ? syscall_return_slowpath+0x5e0/0x5e0 [ 339.745037] ? trace_hardirqs_on_caller+0x310/0x310 [ 339.750066] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 339.755094] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 339.761766] ? __switch_to_asm+0x40/0x70 [ 339.765837] ? __switch_to_asm+0x34/0x70 [ 339.769916] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.774785] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 339.780223] aoe: skb alloc failure [ 339.783792] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 339.790254] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 339.794277] syz-executor2 cpuset=syz2 mems_allowed=0 [ 339.803976] init cpuset=/ mems_allowed=0 [ 339.809071] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 339.820368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 339.829728] Call Trace: [ 339.832303] [ 339.834455] dump_stack+0x244/0x39d [ 339.838087] ? dump_stack_print_info.cold.1+0x20/0x20 [ 339.843288] warn_alloc.cold.116+0xb7/0x1bd [ 339.847608] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 339.852469] ? lock_downgrade+0x900/0x900 [ 339.856647] ? trace_hardirqs_off+0xb8/0x310 [ 339.861064] ? trace_hardirqs_off+0xb8/0x310 [ 339.865476] __alloc_pages_slowpath+0x2651/0x2de0 [ 339.870344] ? warn_alloc+0x120/0x120 [ 339.874149] ? warn_alloc+0x120/0x120 [ 339.877966] ? __lock_acquire+0x62f/0x4c20 [ 339.882201] ? warn_alloc+0x120/0x120 [ 339.885998] ? print_usage_bug+0xc0/0xc0 [ 339.890063] ? print_usage_bug+0xc0/0xc0 [ 339.894132] ? print_usage_bug+0xc0/0xc0 [ 339.898197] ? mark_held_locks+0x130/0x130 [ 339.902437] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.907994] ? should_fail+0x22d/0xd01 [ 339.911878] ? zap_class+0x640/0x640 [ 339.915607] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 339.920709] ? __lock_acquire+0x62f/0x4c20 [ 339.924946] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 339.930046] ? should_fail+0x22d/0xd01 [ 339.933937] ? zap_class+0x640/0x640 [ 339.937663] ? mark_held_locks+0x130/0x130 [ 339.941917] ? mark_held_locks+0x130/0x130 [ 339.946173] ? zap_class+0x640/0x640 [ 339.949898] ? zap_class+0x640/0x640 [ 339.953619] ? up+0xea/0x1c0 [ 339.956650] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.962187] ? check_preemption_disabled+0x48/0x280 [ 339.967238] ? __lock_is_held+0xb5/0x140 [ 339.971319] __alloc_pages_nodemask+0xad8/0xea0 [ 339.976000] ? zap_class+0x640/0x640 [ 339.979713] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 339.984809] ? find_held_lock+0x36/0x1c0 [ 339.988864] ? ____cache_alloc_node+0x1c7/0x1e0 [ 339.993533] ? lock_downgrade+0x900/0x900 [ 339.997700] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.003253] cache_grow_begin+0xa5/0x8c0 [ 340.007315] ? do_raw_spin_unlock+0xa7/0x330 [ 340.011730] fallback_alloc+0x204/0x2e0 [ 340.015709] ____cache_alloc_node+0x1c7/0x1e0 [ 340.020212] kmem_cache_alloc_node+0xe3/0x730 [ 340.024712] ? lockdep_hardirqs_on+0x296/0x5b0 [ 340.029300] __alloc_skb+0x119/0x770 [ 340.033016] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 340.038407] ? netdev_alloc_frag+0x1f0/0x1f0 [ 340.042836] ? vprintk_default+0x28/0x30 [ 340.046930] ? vprintk_func+0x85/0x181 [ 340.050944] ? printk+0xa7/0xcf [ 340.054219] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 340.058979] new_skb+0x26/0x1c0 [ 340.062288] aoecmd_cfg+0x279/0x7f0 [ 340.065920] ? find_held_lock+0x36/0x1c0 [ 340.069982] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 340.074318] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.079871] ? __lock_is_held+0xb5/0x140 [ 340.083947] discover_timer+0x50/0x60 [ 340.087743] call_timer_fn+0x272/0x920 [ 340.091632] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 340.096483] ? process_timeout+0x40/0x40 [ 340.100550] ? __run_timers+0x7da/0xc70 [ 340.104524] ? _raw_spin_unlock_irq+0x27/0x80 [ 340.109020] ? _raw_spin_unlock_irq+0x27/0x80 [ 340.113525] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 340.118951] ? lockdep_hardirqs_on+0x296/0x5b0 [ 340.123601] ? trace_hardirqs_on+0xbd/0x310 [ 340.127942] ? kasan_check_read+0x11/0x20 [ 340.132090] ? __run_timers+0x7da/0xc70 [ 340.136084] ? trace_hardirqs_off_caller+0x310/0x310 [ 340.141214] ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37 [ 340.146595] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 340.151450] __run_timers+0x7e5/0xc70 [ 340.155273] ? timer_fixup_init+0x70/0x70 [ 340.159469] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 340.164498] ? zap_class+0x640/0x640 [ 340.168212] ? enqueue_hrtimer+0x1a5/0x560 [ 340.172452] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 340.177654] ? find_held_lock+0x36/0x1c0 [ 340.181739] ? zap_class+0x640/0x640 [ 340.185462] ? pvclock_read_flags+0x160/0x160 [ 340.189956] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.195504] ? check_preemption_disabled+0x48/0x280 [ 340.200531] ? __lock_is_held+0xb5/0x140 [ 340.204593] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.210134] ? check_preemption_disabled+0x48/0x280 [ 340.215153] run_timer_softirq+0x52/0xb0 [ 340.219219] ? rcu_read_lock_sched_held+0x14f/0x180 [ 340.224239] __do_softirq+0x308/0xb7e [ 340.228048] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 340.232541] ? lock_downgrade+0x900/0x900 [ 340.236695] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 340.241805] ? pvclock_read_flags+0x160/0x160 [ 340.246314] ? lapic_next_event+0x5a/0x90 [ 340.250495] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.256057] ? kvm_clock_read+0x18/0x30 [ 340.260035] ? kvm_sched_clock_read+0x9/0x20 [ 340.264446] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.269993] ? check_preemption_disabled+0x48/0x280 [ 340.275022] irq_exit+0x17f/0x1c0 [ 340.278519] smp_apic_timer_interrupt+0x1cb/0x760 [ 340.283400] ? smp_reschedule_interrupt+0x109/0x650 [ 340.288418] ? smp_call_function_single_interrupt+0x650/0x650 [ 340.294309] ? interrupt_entry+0xb5/0xc0 [ 340.298372] ? trace_hardirqs_off_caller+0xbb/0x310 [ 340.303399] ? trace_hardirqs_off_caller+0xbb/0x310 [ 340.308417] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 340.313265] ? trace_hardirqs_on_caller+0x310/0x310 [ 340.318281] ? trace_hardirqs_on_caller+0x310/0x310 [ 340.323298] ? task_prio+0x50/0x50 [ 340.326842] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.332380] ? check_preemption_disabled+0x48/0x280 [ 340.337405] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 340.342258] apic_timer_interrupt+0xf/0x20 [ 340.346489] [ 340.348744] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 340.353690] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 340.372616] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 340.380325] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 340.387602] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 340.394871] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 340.402145] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 340.409427] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 340.416745] skb_clone+0x1bb/0x500 [ 340.420283] ? finish_task_switch+0x663/0x910 [ 340.424774] ? skb_split+0x11e0/0x11e0 [ 340.428680] ? preempt_notifier_register+0x200/0x200 [ 340.433783] ? __switch_to_asm+0x34/0x70 [ 340.437852] ? __switch_to_asm+0x34/0x70 [ 340.441917] ? __switch_to_asm+0x40/0x70 [ 340.445976] ? __switch_to_asm+0x34/0x70 [ 340.450033] ? __switch_to_asm+0x40/0x70 [ 340.454095] ? __switch_to_asm+0x34/0x70 [ 340.458202] ? __switch_to_asm+0x40/0x70 [ 340.462273] ? __switch_to_asm+0x34/0x70 [ 340.466337] ? __switch_to_asm+0x34/0x70 [ 340.470431] ? __switch_to_asm+0x40/0x70 [ 340.474543] ? __switch_to_asm+0x34/0x70 [ 340.478611] bpf_clone_redirect+0xb9/0x490 [ 340.482891] ? __schedule+0x8d7/0x21d0 [ 340.486784] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 340.491801] ? __sched_text_start+0x8/0x8 [ 340.495949] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 340.500712] ? find_held_lock+0x36/0x1c0 [ 340.504779] ? lock_acquire+0x1ed/0x520 [ 340.508751] ? bpf_test_run+0x3cb/0x780 [ 340.512727] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.518265] ? check_preemption_disabled+0x48/0x280 [ 340.523287] ? kasan_check_read+0x11/0x20 [ 340.527452] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 340.532743] ? rcu_softirq_qs+0x20/0x20 [ 340.536720] ? preempt_schedule+0x4d/0x60 [ 340.540872] ? ___preempt_schedule+0x16/0x18 [ 340.545302] ? bpf_test_run+0x25d/0x780 [ 340.549287] ? netlink_diag_dump+0x2a0/0x2a0 [ 340.553715] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 340.559270] ? bpf_test_init.isra.10+0x70/0x100 [ 340.563948] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 340.568715] ? bpf_test_finish.isra.9+0x260/0x260 [ 340.573558] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 340.579093] ? fput+0x130/0x1a0 [ 340.582393] ? __bpf_prog_get+0x9b/0x290 [ 340.586476] ? bpf_test_finish.isra.9+0x260/0x260 [ 340.591352] ? bpf_prog_test_run+0x130/0x1a0 [ 340.595767] ? __x64_sys_bpf+0x3db/0x520 [ 340.599858] ? bpf_prog_get+0x20/0x20 [ 340.603705] ? do_syscall_64+0x1b9/0x820 [ 340.607796] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 340.613197] ? syscall_return_slowpath+0x5e0/0x5e0 [ 340.618153] ? trace_hardirqs_on_caller+0x310/0x310 [ 340.623204] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 340.628237] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 340.634929] ? __switch_to_asm+0x40/0x70 [ 340.638996] ? __switch_to_asm+0x34/0x70 [ 340.643072] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 340.647951] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 340.653344] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 340.653350] warn_alloc_show_mem: 2 callbacks suppressed [ 340.653358] Mem-Info: [ 340.659607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 340.659631] Call Trace: [ 340.665013] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 340.665013] active_file:14 inactive_file:10 isolated_file:0 [ 340.665013] unevictable:0 dirty:0 writeback:0 unstable:0 [ 340.665013] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 340.665013] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 340.665013] free:13762 free_pcp:570 free_cma:0 [ 340.667393] [ 340.676773] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 340.679366] dump_stack+0x244/0x39d [ 340.712234] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 340.714402] ? dump_stack_print_info.cold.1+0x20/0x20 [ 340.741812] lowmem_reserve[]: 0 2818 6321 6321 [ 340.745472] warn_alloc.cold.116+0xb7/0x1bd [ 340.771547] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:88kB free_cma:0kB [ 340.776735] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 340.781291] lowmem_reserve[]: 0 0 3503 3503 [ 340.785640] ? lock_downgrade+0x900/0x900 [ 340.813221] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:1004kB free_cma:0kB [ 340.818081] ? trace_hardirqs_off+0xb8/0x310 [ 340.822402] lowmem_reserve[]: 0 0 0 0 [ 340.826561] ? trace_hardirqs_off+0xb8/0x310 [ 340.855626] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 340.860055] __alloc_pages_slowpath+0x2651/0x2de0 [ 340.863837] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 340.868271] ? warn_alloc+0x120/0x120 [ 340.881771] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 340.886648] ? find_held_lock+0x36/0x1c0 [ 340.901922] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 340.905735] ? warn_alloc+0x120/0x120 [ 340.920734] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 340.924802] ? warn_alloc+0x120/0x120 [ 340.933630] 268 total pagecache pages [ 340.937447] ? print_usage_bug+0xc0/0xc0 [ 340.946017] 0 pages in swap cache [ 340.949816] ? zap_class+0x640/0x640 [ 340.953590] Swap cache stats: add 0, delete 0, find 0/0 [ 340.957652] ? print_usage_bug+0xc0/0xc0 [ 340.961080] Free swap = 0kB [ 340.961089] Total swap = 0kB [ 340.964804] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 340.970141] 1965979 pages RAM [ 340.974213] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 340.977199] 0 pages HighMem/MovableOnly [ 340.980217] ? should_fail+0x22d/0xd01 [ 340.985468] 342854 pages reserved [ 340.988567] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 340.994077] 0 pages cma reserved [ 340.998046] ? __lock_acquire+0x62f/0x4c20 [ 341.001991] aoe: skb alloc failure [ 341.005388] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 341.010540] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 341.013834] ? __lock_acquire+0x62f/0x4c20 [ 341.018047] syz-executor2 cpuset=syz2 mems_allowed=0 [ 341.021602] ? should_fail+0x22d/0xd01 [ 341.050429] ? mark_held_locks+0x130/0x130 [ 341.054710] ? mark_held_locks+0x130/0x130 [ 341.058947] ? try_to_wake_up+0x11c/0x1490 [ 341.063195] ? lock_downgrade+0x900/0x900 [ 341.067353] ? zap_class+0x640/0x640 [ 341.071071] ? print_usage_bug+0xc0/0xc0 [ 341.075137] ? trace_hardirqs_off+0xb8/0x310 [ 341.079570] ? kasan_check_read+0x11/0x20 [ 341.083729] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.089278] ? check_preemption_disabled+0x48/0x280 [ 341.094309] ? __lock_is_held+0xb5/0x140 [ 341.098380] __alloc_pages_nodemask+0xad8/0xea0 [ 341.103049] ? zap_class+0x640/0x640 [ 341.106769] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 341.111799] ? find_held_lock+0x36/0x1c0 [ 341.115873] ? ____cache_alloc_node+0x1c7/0x1e0 [ 341.120699] ? lock_downgrade+0x900/0x900 [ 341.124895] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.130446] cache_grow_begin+0xa5/0x8c0 [ 341.134522] ? do_raw_spin_unlock+0xa7/0x330 [ 341.138960] fallback_alloc+0x204/0x2e0 [ 341.142963] ____cache_alloc_node+0x1c7/0x1e0 [ 341.147464] kmem_cache_alloc_node+0xe3/0x730 [ 341.151964] ? ipv6_get_ifaddr+0x42e/0x620 [ 341.156214] __alloc_skb+0x119/0x770 [ 341.159930] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 341.165216] ? netdev_alloc_frag+0x1f0/0x1f0 [ 341.169645] ? lock_downgrade+0x900/0x900 [ 341.173824] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.179365] ? refcount_sub_and_test_checked+0x203/0x310 [ 341.184824] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 341.190284] ? addrconf_rs_timer+0x690/0x690 [ 341.194712] ndisc_alloc_skb+0x144/0x340 [ 341.198782] ndisc_send_rs+0x331/0x6e0 [ 341.202678] addrconf_rs_timer+0x314/0x690 [ 341.206937] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 341.211202] call_timer_fn+0x272/0x920 [ 341.215109] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 341.219349] ? process_timeout+0x40/0x40 [ 341.223440] ? mark_held_locks+0xc7/0x130 [ 341.227592] ? _raw_spin_unlock_irq+0x27/0x80 [ 341.232104] ? _raw_spin_unlock_irq+0x27/0x80 [ 341.236614] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 341.240850] ? lockdep_hardirqs_on+0x296/0x5b0 [ 341.245448] ? trace_hardirqs_on+0xbd/0x310 [ 341.249772] ? kasan_check_read+0x11/0x20 [ 341.253921] ? __run_timers+0x7da/0xc70 [ 341.257911] ? trace_hardirqs_off_caller+0x310/0x310 [ 341.263034] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 341.267267] __run_timers+0x7e5/0xc70 [ 341.271081] ? timer_fixup_init+0x70/0x70 [ 341.275233] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 341.280251] ? zap_class+0x640/0x640 [ 341.283971] ? print_usage_bug+0xc0/0xc0 [ 341.288050] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 341.293278] ? find_held_lock+0x36/0x1c0 [ 341.297377] ? zap_class+0x640/0x640 [ 341.301131] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.306691] ? check_preemption_disabled+0x48/0x280 [ 341.311718] ? __lock_is_held+0xb5/0x140 [ 341.315778] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.321313] ? check_preemption_disabled+0x48/0x280 [ 341.326332] run_timer_softirq+0x52/0xb0 [ 341.330402] ? rcu_read_lock_sched_held+0x14f/0x180 [ 341.335422] __do_softirq+0x308/0xb7e [ 341.339248] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 341.343759] ? lock_downgrade+0x900/0x900 [ 341.347918] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 341.353033] ? pvclock_read_flags+0x160/0x160 [ 341.357537] ? lapic_next_event+0x5a/0x90 [ 341.361691] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.367235] ? kvm_clock_read+0x18/0x30 [ 341.371207] ? kvm_sched_clock_read+0x9/0x20 [ 341.375631] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.381184] ? check_preemption_disabled+0x48/0x280 [ 341.386248] irq_exit+0x17f/0x1c0 [ 341.389719] smp_apic_timer_interrupt+0x1cb/0x760 [ 341.394569] ? smp_call_function_single_interrupt+0x650/0x650 [ 341.400450] ? interrupt_entry+0xb5/0xc0 [ 341.404512] ? trace_hardirqs_off_caller+0xbb/0x310 [ 341.409525] ? trace_hardirqs_off_caller+0xbb/0x310 [ 341.414558] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 341.419402] ? trace_hardirqs_on_caller+0x310/0x310 [ 341.424434] ? trace_hardirqs_on_caller+0x310/0x310 [ 341.429452] ? task_prio+0x50/0x50 [ 341.433009] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.438545] ? check_preemption_disabled+0x48/0x280 [ 341.443569] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 341.448469] apic_timer_interrupt+0xf/0x20 [ 341.452701] [ 341.454959] RIP: 0010:check_memory_region+0x117/0x1b0 [ 341.460156] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 341.479063] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 341.486779] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 341.494077] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 341.501359] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 341.508682] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 341.515959] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 341.523275] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 341.528592] kasan_check_read+0x11/0x20 [ 341.532600] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 341.537710] ? rcu_softirq_qs+0x20/0x20 [ 341.541699] rcu_is_watching+0x10/0x30 [ 341.545594] page_evictable+0x3c0/0x540 [ 341.549582] ? kswapd_stop+0x100/0x100 [ 341.553489] ? trace_hardirqs_off_caller+0x310/0x310 [ 341.558608] ? perf_trace_sched_process_exec+0x860/0x860 [ 341.564080] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.569633] ? check_preemption_disabled+0x48/0x280 [ 341.574665] shrink_active_list+0x869/0x1f00 [ 341.579115] ? mark_held_locks+0xc7/0x130 [ 341.583301] ? shrink_inactive_list+0x1c60/0x1c60 [ 341.588163] ? trace_hardirqs_on+0xbd/0x310 [ 341.592553] ? find_held_lock+0x36/0x1c0 [ 341.596622] ? shrink_inactive_list+0xa4a/0x1c60 [ 341.601384] ? trace_hardirqs_off_caller+0x310/0x310 [ 341.606493] ? zap_class+0x640/0x640 [ 341.610221] ? print_usage_bug+0xc0/0xc0 [ 341.614311] ? __page_frag_cache_drain+0x210/0x210 [ 341.619249] ? print_usage_bug+0xc0/0xc0 [ 341.623327] ? mark_held_locks+0xc7/0x130 [ 341.627500] ? find_held_lock+0x36/0x1c0 [ 341.631596] ? zap_class+0x640/0x640 [ 341.635354] ? mark_held_locks+0xc7/0x130 [ 341.639559] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.645134] ? check_preemption_disabled+0x48/0x280 [ 341.650179] ? zap_class+0x640/0x640 [ 341.653906] ? __lock_is_held+0xb5/0x140 [ 341.657995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.663545] ? check_preemption_disabled+0x48/0x280 [ 341.668586] ? __lock_is_held+0xb5/0x140 [ 341.672702] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 341.677757] ? inactive_list_is_low+0x305/0x880 [ 341.682486] ? lruvec_lru_size+0x450/0x450 [ 341.686748] ? kasan_check_read+0x11/0x20 [ 341.690924] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 341.695867] shrink_node_memcg+0x803/0x18f0 [ 341.700223] ? shrink_active_list+0x1f00/0x1f00 [ 341.704915] ? lock_downgrade+0x900/0x900 [ 341.709080] ? check_flush_dependency+0x410/0x410 [ 341.713939] ? kasan_check_read+0x11/0x20 [ 341.718095] ? do_raw_spin_unlock+0xa7/0x330 [ 341.722514] ? ___preempt_schedule+0x16/0x18 [ 341.726947] ? _raw_spin_unlock+0x3f/0x50 [ 341.731109] shrink_node+0x3bc/0x16b0 [ 341.734922] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 341.740232] ? shrink_node_memcg+0x18f0/0x18f0 [ 341.744837] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 341.749424] ? trace_hardirqs_on+0xbd/0x310 [ 341.753752] ? vmpressure+0x271/0x340 [ 341.757594] ? do_raw_spin_trylock+0x270/0x270 [ 341.762205] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 341.767784] ? __cpuset_node_allowed+0x19b/0x660 [ 341.772550] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 341.778269] ? vmpressure+0x1a2/0x340 [ 341.782090] do_try_to_free_pages+0x3e7/0x1290 [ 341.786707] ? zap_class+0x640/0x640 [ 341.790457] ? shrink_node+0x16b0/0x16b0 [ 341.794536] ? __lock_is_held+0xb5/0x140 [ 341.798629] try_to_free_pages+0x4d0/0xb90 [ 341.802901] ? do_try_to_free_pages+0x1290/0x1290 [ 341.807788] ? lock_acquire+0x1ed/0x520 [ 341.811806] ? set_page_refcounted+0x280/0x280 [ 341.816404] ? lock_release+0xa00/0xa00 [ 341.820408] ? _raw_spin_unlock_irq+0x60/0x80 [ 341.824920] ? psi_memstall_enter+0x240/0x2b0 [ 341.829430] ? psi_memstall_tick+0x230/0x230 [ 341.833870] __alloc_pages_slowpath+0xa48/0x2de0 [ 341.838678] ? warn_alloc+0x120/0x120 [ 341.842488] ? mark_held_locks+0x130/0x130 [ 341.846779] ? find_get_entry+0xaae/0x1120 [ 341.851032] ? filemap_map_pages+0x1a20/0x1a20 [ 341.855626] ? zap_class+0x640/0x640 [ 341.859352] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.864946] ? check_preemption_disabled+0x48/0x280 [ 341.870004] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 341.875567] ? should_fail+0x22d/0xd01 [ 341.879472] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 341.884623] ? zap_class+0x640/0x640 [ 341.888388] ? __lock_is_held+0xb5/0x140 [ 341.892471] ? mark_held_locks+0x130/0x130 [ 341.896769] ? lock_release+0xa00/0xa00 [ 341.900791] ? perf_trace_sched_process_exec+0x860/0x860 [ 341.906255] ? xa_load+0x2ba/0x460 [ 341.909822] ? lock_downgrade+0x900/0x900 [ 341.913986] ? __might_sleep+0x95/0x190 [ 341.917971] __alloc_pages_nodemask+0xad8/0xea0 [ 341.922655] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 341.927678] ? __page_cache_alloc+0x191/0x5c0 [ 341.932178] ? xa_load+0x2e1/0x460 [ 341.935762] ? xa_clear_mark+0x40/0x40 [ 341.939689] ? zap_class+0x640/0x640 [ 341.943416] ? zap_class+0x640/0x640 [ 341.947156] ? zap_class+0x640/0x640 [ 341.950879] ? __do_page_cache_readahead+0x663/0x810 [ 341.956005] ? find_held_lock+0x36/0x1c0 [ 341.960078] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 341.965634] alloc_pages_current+0x173/0x350 [ 341.970166] __page_cache_alloc+0x38c/0x5c0 [ 341.974508] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 341.979447] ? kasan_check_read+0x11/0x20 [ 341.983602] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 341.989155] ? generic_perform_write+0x6a0/0x6a0 [ 341.993922] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 341.999468] ? check_preemption_disabled+0x48/0x280 [ 342.004501] filemap_fault+0x1595/0x25f0 [ 342.008581] ? __lock_page_or_retry+0xa00/0xa00 [ 342.013257] ? mark_held_locks+0x130/0x130 [ 342.017510] ? filemap_map_pages+0xd6b/0x1a20 [ 342.022025] ? lock_downgrade+0x900/0x900 [ 342.026188] ? check_preemption_disabled+0x48/0x280 [ 342.031214] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 342.036149] ? kasan_check_read+0x11/0x20 [ 342.040316] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 342.045598] ? rcu_softirq_qs+0x20/0x20 [ 342.049608] ? filemap_map_pages+0xd92/0x1a20 [ 342.054115] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.059683] ? find_get_entries_tag+0x1400/0x1400 [ 342.064562] ? __lock_acquire+0x62f/0x4c20 [ 342.068832] ? lock_acquire+0x1ed/0x520 [ 342.072828] ? ext4_filemap_fault+0x7a/0xad [ 342.077182] ? lock_release+0xa00/0xa00 [ 342.081189] ? perf_trace_sched_process_exec+0x860/0x860 [ 342.086658] ? print_usage_bug+0xc0/0xc0 [ 342.090731] ? print_usage_bug+0xc0/0xc0 [ 342.094811] ? down_read+0x8d/0x120 [ 342.098459] ? ext4_filemap_fault+0x7a/0xad [ 342.102786] ? __down_interruptible+0x700/0x700 [ 342.107480] ext4_filemap_fault+0x82/0xad [ 342.111642] __do_fault+0x100/0x6b0 [ 342.115284] ? pmd_devmap_trans_unstable+0x220/0x220 [ 342.120498] ? mark_held_locks+0x130/0x130 [ 342.124750] ? mark_held_locks+0x130/0x130 [ 342.128993] ? find_held_lock+0x36/0x1c0 [ 342.133069] ? find_held_lock+0x36/0x1c0 [ 342.137159] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 342.142706] __handle_mm_fault+0x3ea0/0x5be0 [ 342.147122] ? poll_select_copy_remaining+0x18c/0x6a0 [ 342.152341] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 342.157192] ? __might_fault+0x12b/0x1e0 [ 342.161272] ? lock_downgrade+0x900/0x900 [ 342.165450] ? zap_class+0x640/0x640 [ 342.169170] ? zap_class+0x640/0x640 [ 342.172901] ? find_held_lock+0x36/0x1c0 [ 342.176980] ? handle_mm_fault+0x42a/0xc70 [ 342.181219] ? lock_downgrade+0x900/0x900 [ 342.185370] ? check_preemption_disabled+0x48/0x280 [ 342.190397] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 342.195329] ? kasan_check_read+0x11/0x20 [ 342.199500] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 342.204815] ? rcu_softirq_qs+0x20/0x20 [ 342.208816] ? trace_hardirqs_off_caller+0x310/0x310 [ 342.213932] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 342.219479] ? check_preemption_disabled+0x48/0x280 [ 342.224525] handle_mm_fault+0x54f/0xc70 [ 342.228639] ? __handle_mm_fault+0x5be0/0x5be0 [ 342.233258] ? find_vma+0x34/0x190 [ 342.236849] __do_page_fault+0x5e8/0xe60 [ 342.240935] ? trace_hardirqs_off+0xb8/0x310 [ 342.245361] do_page_fault+0xf2/0x7e0 [ 342.249180] ? vmalloc_sync_all+0x30/0x30 [ 342.253391] ? error_entry+0x70/0xd0 [ 342.257116] ? trace_hardirqs_off_caller+0xbb/0x310 [ 342.262196] ? trace_hardirqs_on_caller+0xc0/0x310 [ 342.267147] ? syscall_return_slowpath+0x5e0/0x5e0 [ 342.272103] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 342.276956] ? trace_hardirqs_on_caller+0x310/0x310 [ 342.281978] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 342.287438] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 342.292465] ? prepare_exit_to_usermode+0x291/0x3b0 [ 342.297492] ? page_fault+0x8/0x30 [ 342.301041] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 342.305900] ? page_fault+0x8/0x30 [ 342.309449] page_fault+0x1e/0x30 [ 342.312931] RIP: 0033:0x7efe5ebdedd3 [ 342.316676] Code: Bad RIP value. [ 342.320040] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 342.325417] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 342.332688] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 342.339963] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 342.347236] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 342.354508] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 342.361824] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 342.361826] Mem-Info: [ 342.361856] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 342.361856] active_file:14 inactive_file:10 isolated_file:0 [ 342.361856] unevictable:0 dirty:0 writeback:0 unstable:0 [ 342.361856] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 342.361856] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 342.361856] free:13762 free_pcp:570 free_cma:0 [ 342.369109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 342.371550] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 342.404392] Call Trace: [ 342.413747] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 342.441162] [ 342.443749] lowmem_reserve[]: 0 2818 6321 6321 [ 342.469857] dump_stack+0x244/0x39d [ 342.471975] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 342.476564] ? dump_stack_print_info.cold.1+0x20/0x20 [ 342.480165] lowmem_reserve[]: 0 0 3503 3503 [ 342.507838] warn_alloc.cold.116+0xb7/0x1bd [ 342.512991] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 342.517318] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 342.521625] lowmem_reserve[]: 0 0 0 0 [ 342.550601] ? lock_downgrade+0x900/0x900 [ 342.555422] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 342.559224] ? trace_hardirqs_off+0xb8/0x310 [ 342.563346] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 342.576865] ? trace_hardirqs_off+0xb8/0x310 [ 342.581245] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 342.596499] __alloc_pages_slowpath+0x2651/0x2de0 [ 342.600890] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 342.615922] ? warn_alloc+0x120/0x120 [ 342.620727] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 342.629553] ? warn_alloc+0x120/0x120 [ 342.633329] 268 total pagecache pages [ 342.641919] ? warn_alloc+0x120/0x120 [ 342.645710] 0 pages in swap cache [ 342.649498] ? print_usage_bug+0xc0/0xc0 [ 342.653303] Swap cache stats: add 0, delete 0, find 0/0 [ 342.656744] ? print_usage_bug+0xc0/0xc0 [ 342.660781] Free swap = 0kB [ 342.666140] ? ktime_get+0x2c1/0x400 [ 342.670179] Total swap = 0kB [ 342.673194] ? check_preemption_disabled+0x48/0x280 [ 342.676877] 1965979 pages RAM [ 342.679902] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 342.684915] 0 pages HighMem/MovableOnly [ 342.688042] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 342.692510] 342854 pages reserved [ 342.696476] ? should_fail+0x22d/0xd01 [ 342.701990] 0 pages cma reserved [ 342.705436] ? kasan_check_read+0x11/0x20 [ 342.709361] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 342.712662] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 342.712679] ? __lock_acquire+0x62f/0x4c20 [ 342.712695] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 342.716904] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 342.723327] ? should_fail+0x22d/0xd01 [ 342.728408] init cpuset=/ mems_allowed=0 [ 342.732665] ? print_usage_bug+0xc0/0xc0 [ 342.759437] ? mark_held_locks+0x130/0x130 [ 342.763676] ? mark_held_locks+0x130/0x130 [ 342.767932] ? check_preemption_disabled+0x48/0x280 [ 342.772962] ? zap_class+0x640/0x640 [ 342.776683] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 342.781441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.786980] ? check_preemption_disabled+0x48/0x280 [ 342.792007] ? __lock_is_held+0xb5/0x140 [ 342.796090] __alloc_pages_nodemask+0xad8/0xea0 [ 342.800759] ? zap_class+0x640/0x640 [ 342.804477] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 342.809527] ? find_held_lock+0x36/0x1c0 [ 342.813593] ? ____cache_alloc_node+0x1c7/0x1e0 [ 342.818362] ? lock_downgrade+0x900/0x900 [ 342.822521] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.828065] cache_grow_begin+0xa5/0x8c0 [ 342.832142] ? do_raw_spin_unlock+0xa7/0x330 [ 342.836601] fallback_alloc+0x204/0x2e0 [ 342.840585] ____cache_alloc_node+0x1c7/0x1e0 [ 342.845092] kmem_cache_alloc_node+0xe3/0x730 [ 342.849593] ? lockdep_hardirqs_on+0x296/0x5b0 [ 342.854184] __alloc_skb+0x119/0x770 [ 342.857908] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 342.863293] ? netdev_alloc_frag+0x1f0/0x1f0 [ 342.867719] ? vprintk_default+0x28/0x30 [ 342.871798] ? vprintk_func+0x85/0x181 [ 342.875698] ? printk+0xa7/0xcf [ 342.878980] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 342.883744] new_skb+0x26/0x1c0 [ 342.887028] aoecmd_cfg+0x279/0x7f0 [ 342.890666] ? find_held_lock+0x36/0x1c0 [ 342.894731] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 342.899063] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.904626] ? __lock_is_held+0xb5/0x140 [ 342.908707] discover_timer+0x50/0x60 [ 342.912508] call_timer_fn+0x272/0x920 [ 342.916411] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 342.921258] ? process_timeout+0x40/0x40 [ 342.925335] ? __run_timers+0x7da/0xc70 [ 342.929313] ? _raw_spin_unlock_irq+0x27/0x80 [ 342.933811] ? _raw_spin_unlock_irq+0x27/0x80 [ 342.938345] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 342.943205] ? lockdep_hardirqs_on+0x296/0x5b0 [ 342.947790] ? trace_hardirqs_on+0xbd/0x310 [ 342.952120] ? kasan_check_read+0x11/0x20 [ 342.956269] ? __run_timers+0x7da/0xc70 [ 342.960248] ? trace_hardirqs_off_caller+0x310/0x310 [ 342.965361] ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37 [ 342.970738] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 342.975578] __run_timers+0x7e5/0xc70 [ 342.979393] ? timer_fixup_init+0x70/0x70 [ 342.983544] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 342.988577] ? zap_class+0x640/0x640 [ 342.992310] ? enqueue_hrtimer+0x1a5/0x560 [ 342.996547] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 343.001756] ? find_held_lock+0x36/0x1c0 [ 343.005821] ? zap_class+0x640/0x640 [ 343.009537] ? pvclock_read_flags+0x160/0x160 [ 343.014060] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.019613] ? check_preemption_disabled+0x48/0x280 [ 343.024650] ? __lock_is_held+0xb5/0x140 [ 343.028714] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.034249] ? check_preemption_disabled+0x48/0x280 [ 343.039269] run_timer_softirq+0x52/0xb0 [ 343.043329] ? rcu_read_lock_sched_held+0x14f/0x180 [ 343.048346] __do_softirq+0x308/0xb7e [ 343.052146] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 343.056675] ? lock_downgrade+0x900/0x900 [ 343.060829] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 343.065933] ? pvclock_read_flags+0x160/0x160 [ 343.070446] ? lapic_next_event+0x5a/0x90 [ 343.074611] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.080177] ? kvm_clock_read+0x18/0x30 [ 343.084154] ? kvm_sched_clock_read+0x9/0x20 [ 343.088563] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.094104] ? check_preemption_disabled+0x48/0x280 [ 343.099145] irq_exit+0x17f/0x1c0 [ 343.102607] smp_apic_timer_interrupt+0x1cb/0x760 [ 343.107453] ? smp_reschedule_interrupt+0x109/0x650 [ 343.112473] ? smp_call_function_single_interrupt+0x650/0x650 [ 343.118801] ? interrupt_entry+0xb5/0xc0 [ 343.122868] ? trace_hardirqs_off_caller+0xbb/0x310 [ 343.127910] ? trace_hardirqs_off_caller+0xbb/0x310 [ 343.132929] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 343.137778] ? trace_hardirqs_on_caller+0x310/0x310 [ 343.142794] ? trace_hardirqs_on_caller+0x310/0x310 [ 343.147809] ? task_prio+0x50/0x50 [ 343.151354] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.157360] ? check_preemption_disabled+0x48/0x280 [ 343.162388] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 343.167249] apic_timer_interrupt+0xf/0x20 [ 343.171476] [ 343.173718] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 343.178654] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 343.197555] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 343.205262] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 343.212530] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 343.219803] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 343.227068] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 343.234348] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 343.241667] skb_clone+0x1bb/0x500 [ 343.245215] ? finish_task_switch+0x663/0x910 [ 343.249742] ? skb_split+0x11e0/0x11e0 [ 343.253654] ? preempt_notifier_register+0x200/0x200 [ 343.258757] ? __switch_to_asm+0x34/0x70 [ 343.262828] ? __switch_to_asm+0x34/0x70 [ 343.266892] ? __switch_to_asm+0x40/0x70 [ 343.270971] ? __switch_to_asm+0x34/0x70 [ 343.275034] ? __switch_to_asm+0x40/0x70 [ 343.279090] ? __switch_to_asm+0x34/0x70 [ 343.283151] ? __switch_to_asm+0x40/0x70 [ 343.287210] ? __switch_to_asm+0x34/0x70 [ 343.291271] ? __switch_to_asm+0x34/0x70 [ 343.295332] ? __switch_to_asm+0x40/0x70 [ 343.299398] ? __switch_to_asm+0x34/0x70 [ 343.303481] bpf_clone_redirect+0xb9/0x490 [ 343.307717] ? __schedule+0x8d7/0x21d0 [ 343.311610] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 343.316637] ? __sched_text_start+0x8/0x8 [ 343.320796] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 343.325566] ? find_held_lock+0x36/0x1c0 [ 343.329639] ? lock_acquire+0x1ed/0x520 [ 343.333632] ? bpf_test_run+0x3cb/0x780 [ 343.337620] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.343169] ? check_preemption_disabled+0x48/0x280 [ 343.348209] ? kasan_check_read+0x11/0x20 [ 343.352405] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 343.357696] ? rcu_softirq_qs+0x20/0x20 [ 343.361682] ? preempt_schedule+0x4d/0x60 [ 343.365832] ? ___preempt_schedule+0x16/0x18 [ 343.370251] ? bpf_test_run+0x25d/0x780 [ 343.374239] ? netlink_diag_dump+0x2a0/0x2a0 [ 343.378659] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 343.384199] ? bpf_test_init.isra.10+0x70/0x100 [ 343.388914] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 343.393685] ? bpf_test_finish.isra.9+0x260/0x260 [ 343.398528] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 343.404089] ? fput+0x130/0x1a0 [ 343.407377] ? __bpf_prog_get+0x9b/0x290 [ 343.411450] ? bpf_test_finish.isra.9+0x260/0x260 [ 343.416300] ? bpf_prog_test_run+0x130/0x1a0 [ 343.420721] ? __x64_sys_bpf+0x3db/0x520 [ 343.424789] ? bpf_prog_get+0x20/0x20 [ 343.428614] ? do_syscall_64+0x1b9/0x820 [ 343.432692] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 343.438055] ? syscall_return_slowpath+0x5e0/0x5e0 [ 343.442993] ? trace_hardirqs_on_caller+0x310/0x310 [ 343.448014] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 343.453070] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 343.459760] ? __switch_to_asm+0x40/0x70 [ 343.463822] ? __switch_to_asm+0x34/0x70 [ 343.467903] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 343.472756] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 343.478141] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 343.478210] aoe: skb alloc failure [ 343.484386] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 343.484406] Call Trace: [ 343.484427] [ 343.484448] dump_stack+0x244/0x39d [ 343.484466] ? dump_stack_print_info.cold.1+0x20/0x20 [ 343.488016] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 343.497357] warn_alloc.cold.116+0xb7/0x1bd [ 343.499944] syz-executor2 cpuset=syz2 mems_allowed=0 [ 343.502094] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 343.535634] ? lock_downgrade+0x900/0x900 [ 343.539800] ? trace_hardirqs_off+0xb8/0x310 [ 343.544220] ? trace_hardirqs_off+0xb8/0x310 [ 343.548640] __alloc_pages_slowpath+0x2651/0x2de0 [ 343.553518] ? warn_alloc+0x120/0x120 [ 343.557328] ? print_usage_bug+0xc0/0xc0 [ 343.561411] ? warn_alloc+0x120/0x120 [ 343.565218] ? warn_alloc+0x120/0x120 [ 343.569025] ? print_usage_bug+0xc0/0xc0 [ 343.573090] ? print_usage_bug+0xc0/0xc0 [ 343.577157] ? __lock_acquire+0x62f/0x4c20 [ 343.581420] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 343.586961] ? should_fail+0x22d/0xd01 [ 343.590855] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 343.595971] ? __lock_acquire+0x62f/0x4c20 [ 343.600233] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 343.605347] ? __lock_acquire+0x62f/0x4c20 [ 343.609583] ? should_fail+0x22d/0xd01 [ 343.613474] ? find_held_lock+0x36/0x1c0 [ 343.617546] ? mark_held_locks+0x130/0x130 [ 343.621786] ? mark_held_locks+0x130/0x130 [ 343.626025] ? zap_class+0x640/0x640 [ 343.629741] ? zap_class+0x640/0x640 [ 343.633458] ? print_usage_bug+0xc0/0xc0 [ 343.637521] ? do_raw_spin_unlock+0xa7/0x330 [ 343.641938] ? zap_class+0x640/0x640 [ 343.645659] ? print_usage_bug+0xc0/0xc0 [ 343.649723] ? wq_watchdog_touch+0x9c/0xfe [ 343.653982] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.659528] ? check_preemption_disabled+0x48/0x280 [ 343.664630] ? __lock_is_held+0xb5/0x140 [ 343.668761] __alloc_pages_nodemask+0xad8/0xea0 [ 343.673435] ? zap_class+0x640/0x640 [ 343.677175] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 343.682247] ? find_held_lock+0x36/0x1c0 [ 343.686323] ? ____cache_alloc_node+0x1c7/0x1e0 [ 343.690999] ? lock_downgrade+0x900/0x900 [ 343.695180] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.700749] cache_grow_begin+0xa5/0x8c0 [ 343.704818] ? do_raw_spin_unlock+0xa7/0x330 [ 343.709239] fallback_alloc+0x204/0x2e0 [ 343.713222] ____cache_alloc_node+0x1c7/0x1e0 [ 343.717726] kmem_cache_alloc_node+0xe3/0x730 [ 343.722226] ? ipv6_get_ifaddr+0x42e/0x620 [ 343.726476] __alloc_skb+0x119/0x770 [ 343.730235] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 343.735538] ? netdev_alloc_frag+0x1f0/0x1f0 [ 343.739974] ? lock_downgrade+0x900/0x900 [ 343.744155] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.749735] ? refcount_sub_and_test_checked+0x203/0x310 [ 343.755218] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 343.760682] ? addrconf_rs_timer+0x690/0x690 [ 343.765110] ndisc_alloc_skb+0x144/0x340 [ 343.769192] ndisc_send_rs+0x331/0x6e0 [ 343.773093] addrconf_rs_timer+0x314/0x690 [ 343.777378] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 343.781629] call_timer_fn+0x272/0x920 [ 343.785519] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 343.789764] ? process_timeout+0x40/0x40 [ 343.793844] ? mark_held_locks+0xc7/0x130 [ 343.798003] ? _raw_spin_unlock_irq+0x27/0x80 [ 343.802506] ? _raw_spin_unlock_irq+0x27/0x80 [ 343.807018] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 343.811258] ? lockdep_hardirqs_on+0x296/0x5b0 [ 343.815842] ? trace_hardirqs_on+0xbd/0x310 [ 343.820170] ? kasan_check_read+0x11/0x20 [ 343.824317] ? __run_timers+0x7da/0xc70 [ 343.828301] ? trace_hardirqs_off_caller+0x310/0x310 [ 343.833433] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 343.837695] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 343.841952] __run_timers+0x7e5/0xc70 [ 343.845779] ? timer_fixup_init+0x70/0x70 [ 343.849953] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 343.855007] ? zap_class+0x640/0x640 [ 343.858749] ? print_usage_bug+0xc0/0xc0 [ 343.862828] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 343.868051] ? find_held_lock+0x36/0x1c0 [ 343.872135] ? zap_class+0x640/0x640 [ 343.875933] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.881527] ? check_preemption_disabled+0x48/0x280 [ 343.886576] ? __lock_is_held+0xb5/0x140 [ 343.890655] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.896256] ? check_preemption_disabled+0x48/0x280 [ 343.901312] run_timer_softirq+0x52/0xb0 [ 343.905411] ? rcu_read_lock_sched_held+0x14f/0x180 [ 343.910445] __do_softirq+0x308/0xb7e [ 343.914251] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 343.918749] ? lock_downgrade+0x900/0x900 [ 343.922906] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 343.928015] ? pvclock_read_flags+0x160/0x160 [ 343.932533] ? lapic_next_event+0x5a/0x90 [ 343.936685] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.942259] ? kvm_clock_read+0x18/0x30 [ 343.946238] ? kvm_sched_clock_read+0x9/0x20 [ 343.950654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.956201] ? check_preemption_disabled+0x48/0x280 [ 343.961237] irq_exit+0x17f/0x1c0 [ 343.964697] smp_apic_timer_interrupt+0x1cb/0x760 [ 343.969567] ? smp_call_function_single_interrupt+0x650/0x650 [ 343.975477] ? interrupt_entry+0xb5/0xc0 [ 343.979561] ? trace_hardirqs_off_caller+0xbb/0x310 [ 343.984590] ? trace_hardirqs_off_caller+0xbb/0x310 [ 343.990094] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 343.994952] ? trace_hardirqs_on_caller+0x310/0x310 [ 344.000006] ? trace_hardirqs_on_caller+0x310/0x310 [ 344.005043] ? task_prio+0x50/0x50 [ 344.008598] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.014156] ? check_preemption_disabled+0x48/0x280 [ 344.019190] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.024047] apic_timer_interrupt+0xf/0x20 [ 344.028279] [ 344.030524] RIP: 0010:check_memory_region+0x117/0x1b0 [ 344.035717] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 344.054633] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 344.062367] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 344.069656] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 344.076947] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 344.084235] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 344.091538] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 344.098866] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 344.104194] kasan_check_read+0x11/0x20 [ 344.108199] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 344.113353] ? rcu_softirq_qs+0x20/0x20 [ 344.117347] rcu_is_watching+0x10/0x30 [ 344.121242] page_evictable+0x3c0/0x540 [ 344.125222] ? kswapd_stop+0x100/0x100 [ 344.129122] ? trace_hardirqs_off_caller+0x310/0x310 [ 344.134253] ? perf_trace_sched_process_exec+0x860/0x860 [ 344.139756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.145322] ? check_preemption_disabled+0x48/0x280 [ 344.150359] shrink_active_list+0x869/0x1f00 [ 344.154788] ? mark_held_locks+0xc7/0x130 [ 344.158954] ? shrink_inactive_list+0x1c60/0x1c60 [ 344.163815] ? trace_hardirqs_on+0xbd/0x310 [ 344.168157] ? find_held_lock+0x36/0x1c0 [ 344.172242] ? shrink_inactive_list+0xa4a/0x1c60 [ 344.177010] ? trace_hardirqs_off_caller+0x310/0x310 [ 344.182123] ? zap_class+0x640/0x640 [ 344.185849] ? print_usage_bug+0xc0/0xc0 [ 344.189940] ? __page_frag_cache_drain+0x210/0x210 [ 344.194891] ? print_usage_bug+0xc0/0xc0 [ 344.198966] ? mark_held_locks+0xc7/0x130 [ 344.203127] ? find_held_lock+0x36/0x1c0 [ 344.207203] ? zap_class+0x640/0x640 [ 344.210933] ? mark_held_locks+0xc7/0x130 [ 344.215099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.220676] ? check_preemption_disabled+0x48/0x280 [ 344.225716] ? zap_class+0x640/0x640 [ 344.229461] ? __lock_is_held+0xb5/0x140 [ 344.233536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.239112] ? check_preemption_disabled+0x48/0x280 [ 344.244174] ? __lock_is_held+0xb5/0x140 [ 344.248253] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 344.253275] ? inactive_list_is_low+0x305/0x880 [ 344.257954] ? lruvec_lru_size+0x450/0x450 [ 344.262189] ? kasan_check_read+0x11/0x20 [ 344.266402] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 344.271365] shrink_node_memcg+0x803/0x18f0 [ 344.275728] ? shrink_active_list+0x1f00/0x1f00 [ 344.280442] ? lock_downgrade+0x900/0x900 [ 344.284611] ? check_flush_dependency+0x410/0x410 [ 344.289469] ? kasan_check_read+0x11/0x20 [ 344.293625] ? do_raw_spin_unlock+0xa7/0x330 [ 344.298047] ? ___preempt_schedule+0x16/0x18 [ 344.302470] ? _raw_spin_unlock+0x3f/0x50 [ 344.306652] shrink_node+0x3bc/0x16b0 [ 344.310477] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 344.315791] ? shrink_node_memcg+0x18f0/0x18f0 [ 344.320384] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 344.324980] ? trace_hardirqs_on+0xbd/0x310 [ 344.329312] ? vmpressure+0x271/0x340 [ 344.333130] ? do_raw_spin_trylock+0x270/0x270 [ 344.337750] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 344.343305] ? __cpuset_node_allowed+0x19b/0x660 [ 344.348092] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 344.353816] ? vmpressure+0x1a2/0x340 [ 344.357632] do_try_to_free_pages+0x3e7/0x1290 [ 344.362222] ? zap_class+0x640/0x640 [ 344.365956] ? shrink_node+0x16b0/0x16b0 [ 344.370024] ? __lock_is_held+0xb5/0x140 [ 344.374120] try_to_free_pages+0x4d0/0xb90 [ 344.378450] ? do_try_to_free_pages+0x1290/0x1290 [ 344.383329] ? lock_acquire+0x1ed/0x520 [ 344.387314] ? set_page_refcounted+0x280/0x280 [ 344.391914] ? lock_release+0xa00/0xa00 [ 344.395937] ? _raw_spin_unlock_irq+0x60/0x80 [ 344.400451] ? psi_memstall_enter+0x240/0x2b0 [ 344.404951] ? psi_memstall_tick+0x230/0x230 [ 344.409389] __alloc_pages_slowpath+0xa48/0x2de0 [ 344.414181] ? warn_alloc+0x120/0x120 [ 344.418001] ? mark_held_locks+0x130/0x130 [ 344.422255] ? find_get_entry+0xaae/0x1120 [ 344.426517] ? filemap_map_pages+0x1a20/0x1a20 [ 344.431119] ? zap_class+0x640/0x640 [ 344.434878] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.440464] ? check_preemption_disabled+0x48/0x280 [ 344.445517] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 344.451072] ? should_fail+0x22d/0xd01 [ 344.454987] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 344.460101] ? zap_class+0x640/0x640 [ 344.463842] ? __lock_is_held+0xb5/0x140 [ 344.467937] ? mark_held_locks+0x130/0x130 [ 344.472209] ? lock_release+0xa00/0xa00 [ 344.476223] ? perf_trace_sched_process_exec+0x860/0x860 [ 344.481694] ? xa_load+0x2ba/0x460 [ 344.485261] ? lock_downgrade+0x900/0x900 [ 344.489439] ? __might_sleep+0x95/0x190 [ 344.493440] __alloc_pages_nodemask+0xad8/0xea0 [ 344.498156] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 344.503195] ? __page_cache_alloc+0x191/0x5c0 [ 344.507701] ? xa_load+0x2e1/0x460 [ 344.511252] ? xa_clear_mark+0x40/0x40 [ 344.515185] ? zap_class+0x640/0x640 [ 344.518928] ? zap_class+0x640/0x640 [ 344.522654] ? zap_class+0x640/0x640 [ 344.526385] ? __do_page_cache_readahead+0x663/0x810 [ 344.531520] ? find_held_lock+0x36/0x1c0 [ 344.535624] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 344.541189] alloc_pages_current+0x173/0x350 [ 344.545619] __page_cache_alloc+0x38c/0x5c0 [ 344.549966] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 344.554907] ? kasan_check_read+0x11/0x20 [ 344.559061] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 344.564353] ? generic_perform_write+0x6a0/0x6a0 [ 344.569120] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 344.574682] ? check_preemption_disabled+0x48/0x280 [ 344.579710] filemap_fault+0x1595/0x25f0 [ 344.583800] ? __lock_page_or_retry+0xa00/0xa00 [ 344.588477] ? mark_held_locks+0x130/0x130 [ 344.592726] ? filemap_map_pages+0xd6b/0x1a20 [ 344.597226] ? lock_downgrade+0x900/0x900 [ 344.601392] ? check_preemption_disabled+0x48/0x280 [ 344.606413] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 344.611343] ? kasan_check_read+0x11/0x20 [ 344.615496] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 344.620772] ? rcu_softirq_qs+0x20/0x20 [ 344.624764] ? filemap_map_pages+0xd92/0x1a20 [ 344.629264] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.634807] ? find_get_entries_tag+0x1400/0x1400 [ 344.639678] ? __lock_acquire+0x62f/0x4c20 [ 344.643936] ? lock_acquire+0x1ed/0x520 [ 344.647944] ? ext4_filemap_fault+0x7a/0xad [ 344.652329] ? lock_release+0xa00/0xa00 [ 344.656308] ? perf_trace_sched_process_exec+0x860/0x860 [ 344.661759] ? print_usage_bug+0xc0/0xc0 [ 344.665821] ? print_usage_bug+0xc0/0xc0 [ 344.669896] ? down_read+0x8d/0x120 [ 344.673538] ? ext4_filemap_fault+0x7a/0xad [ 344.677872] ? __down_interruptible+0x700/0x700 [ 344.682555] ext4_filemap_fault+0x82/0xad [ 344.686705] __do_fault+0x100/0x6b0 [ 344.690349] ? pmd_devmap_trans_unstable+0x220/0x220 [ 344.695486] ? mark_held_locks+0x130/0x130 [ 344.699723] ? mark_held_locks+0x130/0x130 [ 344.703957] ? find_held_lock+0x36/0x1c0 [ 344.708023] ? find_held_lock+0x36/0x1c0 [ 344.712089] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 344.717650] __handle_mm_fault+0x3ea0/0x5be0 [ 344.722071] ? poll_select_copy_remaining+0x18c/0x6a0 [ 344.727268] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 344.732116] ? __might_fault+0x12b/0x1e0 [ 344.736184] ? lock_downgrade+0x900/0x900 [ 344.740345] ? zap_class+0x640/0x640 [ 344.744059] ? zap_class+0x640/0x640 [ 344.747776] ? find_held_lock+0x36/0x1c0 [ 344.751845] ? handle_mm_fault+0x42a/0xc70 [ 344.756102] ? lock_downgrade+0x900/0x900 [ 344.760255] ? check_preemption_disabled+0x48/0x280 [ 344.765277] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 344.770208] ? kasan_check_read+0x11/0x20 [ 344.774358] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 344.779637] ? rcu_softirq_qs+0x20/0x20 [ 344.783672] ? trace_hardirqs_off_caller+0x310/0x310 [ 344.788776] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 344.794322] ? check_preemption_disabled+0x48/0x280 [ 344.799393] handle_mm_fault+0x54f/0xc70 [ 344.803479] ? __handle_mm_fault+0x5be0/0x5be0 [ 344.808087] ? find_vma+0x34/0x190 [ 344.811648] __do_page_fault+0x5e8/0xe60 [ 344.815748] ? trace_hardirqs_off+0xb8/0x310 [ 344.820172] do_page_fault+0xf2/0x7e0 [ 344.823995] ? vmalloc_sync_all+0x30/0x30 [ 344.828153] ? error_entry+0x70/0xd0 [ 344.831872] ? trace_hardirqs_off_caller+0xbb/0x310 [ 344.836904] ? trace_hardirqs_on_caller+0xc0/0x310 [ 344.841835] ? syscall_return_slowpath+0x5e0/0x5e0 [ 344.846765] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.851615] ? trace_hardirqs_on_caller+0x310/0x310 [ 344.856633] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 344.862104] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 344.867122] ? prepare_exit_to_usermode+0x291/0x3b0 [ 344.872164] ? page_fault+0x8/0x30 [ 344.875724] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.880584] ? page_fault+0x8/0x30 [ 344.884129] page_fault+0x1e/0x30 [ 344.887588] RIP: 0033:0x7efe5ebdedd3 [ 344.891318] Code: Bad RIP value. [ 344.894684] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 344.900071] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 344.907335] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 344.914603] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 344.921872] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 344.929163] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 344.936493] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 344.936499] warn_alloc_show_mem: 1 callbacks suppressed [ 344.936507] Mem-Info: [ 344.943802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 344.943811] Call Trace: [ 344.949210] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 344.949210] active_file:14 inactive_file:10 isolated_file:0 [ 344.949210] unevictable:0 dirty:0 writeback:0 unstable:0 [ 344.949210] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 344.949210] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 344.949210] free:13762 free_pcp:570 free_cma:0 [ 344.951592] [ 344.960982] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 344.963595] dump_stack+0x244/0x39d [ 344.996461] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 344.998668] ? dump_stack_print_info.cold.1+0x20/0x20 [ 345.026056] lowmem_reserve[]: 0 2818 6321 6321 [ 345.029715] warn_alloc.cold.116+0xb7/0x1bd [ 345.055821] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 345.061040] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 345.065639] lowmem_reserve[]: 0 0 3503 3503 [ 345.070007] ? lock_downgrade+0x900/0x900 [ 345.097709] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 345.102576] ? trace_hardirqs_off+0xb8/0x310 [ 345.106861] lowmem_reserve[]: 0 0 0 0 [ 345.111015] ? trace_hardirqs_off+0xb8/0x310 [ 345.140234] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 345.144672] __alloc_pages_slowpath+0x2651/0x2de0 [ 345.148430] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 345.152872] ? warn_alloc+0x120/0x120 [ 345.166360] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 345.171215] ? warn_alloc+0x120/0x120 [ 345.186463] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 345.190268] ? __lock_acquire+0x62f/0x4c20 [ 345.205258] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 345.209058] ? warn_alloc+0x120/0x120 [ 345.217878] 268 total pagecache pages [ 345.222126] ? print_usage_bug+0xc0/0xc0 [ 345.230688] 0 pages in swap cache [ 345.234525] ? print_usage_bug+0xc0/0xc0 [ 345.238318] Swap cache stats: add 0, delete 0, find 0/0 [ 345.242392] ? mark_held_locks+0x130/0x130 [ 345.245815] Free swap = 0kB [ 345.249896] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 345.255250] Total swap = 0kB [ 345.255257] 1965979 pages RAM [ 345.259526] ? should_fail+0x22d/0xd01 [ 345.262537] 0 pages HighMem/MovableOnly [ 345.262546] 342854 pages reserved [ 345.268092] ? zap_class+0x640/0x640 [ 345.268115] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 345.271128] 0 pages cma reserved [ 345.274240] ? __lock_acquire+0x62f/0x4c20 [ 345.278178] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 345.282076] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 345.282089] ? should_fail+0x22d/0xd01 [ 345.282113] ? mark_held_locks+0x130/0x130 [ 345.285600] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 345.289250] ? mark_held_locks+0x130/0x130 [ 345.294358] init cpuset=/ mems_allowed=0 [ 345.297737] ? lock_downgrade+0x900/0x900 [ 345.343847] ? zap_class+0x640/0x640 [ 345.347567] ? zap_class+0x640/0x640 [ 345.351288] ? zap_class+0x640/0x640 [ 345.355005] ? do_raw_spin_unlock+0xa7/0x330 [ 345.359417] ? trace_hardirqs_on+0x310/0x310 [ 345.363828] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.369377] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.374929] ? check_preemption_disabled+0x48/0x280 [ 345.379959] ? __lock_is_held+0xb5/0x140 [ 345.384032] __alloc_pages_nodemask+0xad8/0xea0 [ 345.388711] ? zap_class+0x640/0x640 [ 345.392457] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 345.397562] ? find_held_lock+0x36/0x1c0 [ 345.401652] ? ____cache_alloc_node+0x1c7/0x1e0 [ 345.406540] ? lock_downgrade+0x900/0x900 [ 345.410717] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.416281] cache_grow_begin+0xa5/0x8c0 [ 345.420361] ? do_raw_spin_unlock+0xa7/0x330 [ 345.424809] fallback_alloc+0x204/0x2e0 [ 345.428792] ____cache_alloc_node+0x1c7/0x1e0 [ 345.433296] kmem_cache_alloc_node+0xe3/0x730 [ 345.437800] ? lockdep_hardirqs_on+0x296/0x5b0 [ 345.442417] __alloc_skb+0x119/0x770 [ 345.446133] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 345.451518] ? netdev_alloc_frag+0x1f0/0x1f0 [ 345.455993] ? vprintk_default+0x28/0x30 [ 345.460086] ? vprintk_func+0x85/0x181 [ 345.463979] ? printk+0xa7/0xcf [ 345.467260] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 345.472050] new_skb+0x26/0x1c0 [ 345.475337] aoecmd_cfg+0x279/0x7f0 [ 345.478968] ? find_held_lock+0x36/0x1c0 [ 345.483072] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 345.487428] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.492992] ? __lock_is_held+0xb5/0x140 [ 345.497076] discover_timer+0x50/0x60 [ 345.500891] call_timer_fn+0x272/0x920 [ 345.504788] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 345.509656] ? process_timeout+0x40/0x40 [ 345.513743] ? __run_timers+0x7da/0xc70 [ 345.517783] ? _raw_spin_unlock_irq+0x27/0x80 [ 345.522280] ? _raw_spin_unlock_irq+0x27/0x80 [ 345.526776] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 345.531620] ? lockdep_hardirqs_on+0x296/0x5b0 [ 345.536210] ? trace_hardirqs_on+0xbd/0x310 [ 345.540536] ? kasan_check_read+0x11/0x20 [ 345.544690] ? __run_timers+0x7da/0xc70 [ 345.548669] ? trace_hardirqs_off_caller+0x310/0x310 [ 345.553793] ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37 [ 345.559166] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 345.564011] __run_timers+0x7e5/0xc70 [ 345.567823] ? timer_fixup_init+0x70/0x70 [ 345.571977] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 345.577000] ? zap_class+0x640/0x640 [ 345.580718] ? enqueue_hrtimer+0x1a5/0x560 [ 345.584957] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 345.590157] ? find_held_lock+0x36/0x1c0 [ 345.594229] ? zap_class+0x640/0x640 [ 345.597947] ? pvclock_read_flags+0x160/0x160 [ 345.602450] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.607989] ? check_preemption_disabled+0x48/0x280 [ 345.613019] ? __lock_is_held+0xb5/0x140 [ 345.617081] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.622619] ? check_preemption_disabled+0x48/0x280 [ 345.627651] run_timer_softirq+0x52/0xb0 [ 345.631718] ? rcu_read_lock_sched_held+0x14f/0x180 [ 345.636736] __do_softirq+0x308/0xb7e [ 345.640547] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 345.645049] ? lock_downgrade+0x900/0x900 [ 345.649203] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 345.654320] ? pvclock_read_flags+0x160/0x160 [ 345.658818] ? lapic_next_event+0x5a/0x90 [ 345.662976] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.668556] ? kvm_clock_read+0x18/0x30 [ 345.672617] ? kvm_sched_clock_read+0x9/0x20 [ 345.677115] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.682706] ? check_preemption_disabled+0x48/0x280 [ 345.687746] irq_exit+0x17f/0x1c0 [ 345.691204] smp_apic_timer_interrupt+0x1cb/0x760 [ 345.696049] ? smp_reschedule_interrupt+0x109/0x650 [ 345.701072] ? smp_call_function_single_interrupt+0x650/0x650 [ 345.706956] ? interrupt_entry+0xb5/0xc0 [ 345.711020] ? trace_hardirqs_off_caller+0xbb/0x310 [ 345.716040] ? trace_hardirqs_off_caller+0xbb/0x310 [ 345.721062] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 345.725912] ? trace_hardirqs_on_caller+0x310/0x310 [ 345.730934] ? trace_hardirqs_on_caller+0x310/0x310 [ 345.735955] ? task_prio+0x50/0x50 [ 345.739499] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.745038] ? check_preemption_disabled+0x48/0x280 [ 345.750062] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 345.754933] apic_timer_interrupt+0xf/0x20 [ 345.759162] [ 345.761401] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 345.766849] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 345.785754] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 345.793476] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 345.800740] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 345.808007] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 345.815275] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 345.822573] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 345.829957] skb_clone+0x1bb/0x500 [ 345.833502] ? finish_task_switch+0x663/0x910 [ 345.838012] ? skb_split+0x11e0/0x11e0 [ 345.841922] ? preempt_notifier_register+0x200/0x200 [ 345.847020] ? __switch_to_asm+0x34/0x70 [ 345.851075] ? __switch_to_asm+0x34/0x70 [ 345.855143] ? __switch_to_asm+0x40/0x70 [ 345.859198] ? __switch_to_asm+0x34/0x70 [ 345.863253] ? __switch_to_asm+0x40/0x70 [ 345.867328] ? __switch_to_asm+0x34/0x70 [ 345.871386] ? __switch_to_asm+0x40/0x70 [ 345.875447] ? __switch_to_asm+0x34/0x70 [ 345.879525] ? __switch_to_asm+0x34/0x70 [ 345.883583] ? __switch_to_asm+0x40/0x70 [ 345.887643] ? __switch_to_asm+0x34/0x70 [ 345.891716] bpf_clone_redirect+0xb9/0x490 [ 345.895952] ? __schedule+0x8d7/0x21d0 [ 345.899845] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 345.904860] ? __sched_text_start+0x8/0x8 [ 345.909015] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 345.913780] ? find_held_lock+0x36/0x1c0 [ 345.917850] ? lock_acquire+0x1ed/0x520 [ 345.921826] ? bpf_test_run+0x3cb/0x780 [ 345.925800] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.931341] ? check_preemption_disabled+0x48/0x280 [ 345.936364] ? kasan_check_read+0x11/0x20 [ 345.940530] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 345.945800] ? rcu_softirq_qs+0x20/0x20 [ 345.949774] ? preempt_schedule+0x4d/0x60 [ 345.953939] ? ___preempt_schedule+0x16/0x18 [ 345.958354] ? bpf_test_run+0x25d/0x780 [ 345.962338] ? netlink_diag_dump+0x2a0/0x2a0 [ 345.966747] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 345.972284] ? bpf_test_init.isra.10+0x70/0x100 [ 345.976956] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 345.981718] ? bpf_test_finish.isra.9+0x260/0x260 [ 345.986673] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 345.992240] ? fput+0x130/0x1a0 [ 345.995579] ? __bpf_prog_get+0x9b/0x290 [ 345.999650] ? bpf_test_finish.isra.9+0x260/0x260 [ 346.004507] ? bpf_prog_test_run+0x130/0x1a0 [ 346.008937] ? __x64_sys_bpf+0x3db/0x520 [ 346.013001] ? bpf_prog_get+0x20/0x20 [ 346.016826] ? do_syscall_64+0x1b9/0x820 [ 346.020896] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 346.026282] ? syscall_return_slowpath+0x5e0/0x5e0 [ 346.031247] ? trace_hardirqs_on_caller+0x310/0x310 [ 346.036266] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 346.041299] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 346.047969] ? __switch_to_asm+0x40/0x70 [ 346.052030] ? __switch_to_asm+0x34/0x70 [ 346.056094] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 346.060951] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 346.066333] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 346.066398] aoe: skb alloc failure [ 346.072569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 346.072575] Call Trace: [ 346.072581] [ 346.072600] dump_stack+0x244/0x39d [ 346.072618] ? dump_stack_print_info.cold.1+0x20/0x20 [ 346.076166] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 346.085502] warn_alloc.cold.116+0xb7/0x1bd [ 346.088056] syz-executor2 cpuset=syz2 mems_allowed=0 [ 346.090202] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 346.123680] ? lock_downgrade+0x900/0x900 [ 346.127840] ? trace_hardirqs_off+0xb8/0x310 [ 346.132258] ? trace_hardirqs_off+0xb8/0x310 [ 346.136693] __alloc_pages_slowpath+0x2651/0x2de0 [ 346.141562] ? warn_alloc+0x120/0x120 [ 346.145367] ? print_usage_bug+0xc0/0xc0 [ 346.149533] ? warn_alloc+0x120/0x120 [ 346.153337] ? warn_alloc+0x120/0x120 [ 346.157141] ? print_usage_bug+0xc0/0xc0 [ 346.161218] ? print_usage_bug+0xc0/0xc0 [ 346.165281] ? __lock_acquire+0x62f/0x4c20 [ 346.169555] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 346.175093] ? should_fail+0x22d/0xd01 [ 346.178983] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 346.184090] ? __lock_acquire+0x62f/0x4c20 [ 346.188366] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 346.193467] ? __lock_acquire+0x62f/0x4c20 [ 346.197714] ? should_fail+0x22d/0xd01 [ 346.201608] ? find_held_lock+0x36/0x1c0 [ 346.205675] ? mark_held_locks+0x130/0x130 [ 346.209924] ? mark_held_locks+0x130/0x130 [ 346.214174] ? zap_class+0x640/0x640 [ 346.217907] ? zap_class+0x640/0x640 [ 346.221646] ? print_usage_bug+0xc0/0xc0 [ 346.225708] ? do_raw_spin_unlock+0xa7/0x330 [ 346.230115] ? zap_class+0x640/0x640 [ 346.234098] ? print_usage_bug+0xc0/0xc0 [ 346.238179] ? wq_watchdog_touch+0x9c/0xfe [ 346.242441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.247980] ? check_preemption_disabled+0x48/0x280 [ 346.253003] ? __lock_is_held+0xb5/0x140 [ 346.257071] __alloc_pages_nodemask+0xad8/0xea0 [ 346.261745] ? zap_class+0x640/0x640 [ 346.265465] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 346.270503] ? find_held_lock+0x36/0x1c0 [ 346.274586] ? ____cache_alloc_node+0x1c7/0x1e0 [ 346.279257] ? lock_downgrade+0x900/0x900 [ 346.283415] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.288957] cache_grow_begin+0xa5/0x8c0 [ 346.293016] ? do_raw_spin_unlock+0xa7/0x330 [ 346.297433] fallback_alloc+0x204/0x2e0 [ 346.301426] ____cache_alloc_node+0x1c7/0x1e0 [ 346.305944] kmem_cache_alloc_node+0xe3/0x730 [ 346.310439] ? ipv6_get_ifaddr+0x42e/0x620 [ 346.314683] __alloc_skb+0x119/0x770 [ 346.318398] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 346.323694] ? netdev_alloc_frag+0x1f0/0x1f0 [ 346.328104] ? lock_downgrade+0x900/0x900 [ 346.332258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.337822] ? refcount_sub_and_test_checked+0x203/0x310 [ 346.343274] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 346.348721] ? addrconf_rs_timer+0x690/0x690 [ 346.353140] ndisc_alloc_skb+0x144/0x340 [ 346.357236] ndisc_send_rs+0x331/0x6e0 [ 346.361129] addrconf_rs_timer+0x314/0x690 [ 346.365383] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 346.369625] call_timer_fn+0x272/0x920 [ 346.373528] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 346.377761] ? process_timeout+0x40/0x40 [ 346.381828] ? mark_held_locks+0xc7/0x130 [ 346.385989] ? _raw_spin_unlock_irq+0x27/0x80 [ 346.390480] ? _raw_spin_unlock_irq+0x27/0x80 [ 346.394970] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 346.399201] ? lockdep_hardirqs_on+0x296/0x5b0 [ 346.403785] ? trace_hardirqs_on+0xbd/0x310 [ 346.408105] ? kasan_check_read+0x11/0x20 [ 346.412267] ? __run_timers+0x7da/0xc70 [ 346.416255] ? trace_hardirqs_off_caller+0x310/0x310 [ 346.421366] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 346.425604] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 346.429851] __run_timers+0x7e5/0xc70 [ 346.433675] ? timer_fixup_init+0x70/0x70 [ 346.437827] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 346.442842] ? zap_class+0x640/0x640 [ 346.446556] ? print_usage_bug+0xc0/0xc0 [ 346.450618] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 346.455858] ? find_held_lock+0x36/0x1c0 [ 346.459931] ? zap_class+0x640/0x640 [ 346.463654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.469196] ? check_preemption_disabled+0x48/0x280 [ 346.474222] ? __lock_is_held+0xb5/0x140 [ 346.478285] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.483822] ? check_preemption_disabled+0x48/0x280 [ 346.488840] run_timer_softirq+0x52/0xb0 [ 346.492908] ? rcu_read_lock_sched_held+0x14f/0x180 [ 346.497922] __do_softirq+0x308/0xb7e [ 346.501727] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 346.506221] ? lock_downgrade+0x900/0x900 [ 346.510391] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 346.515499] ? pvclock_read_flags+0x160/0x160 [ 346.519998] ? lapic_next_event+0x5a/0x90 [ 346.524167] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.529712] ? kvm_clock_read+0x18/0x30 [ 346.533685] ? kvm_sched_clock_read+0x9/0x20 [ 346.538093] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.543633] ? check_preemption_disabled+0x48/0x280 [ 346.548657] irq_exit+0x17f/0x1c0 [ 346.552112] smp_apic_timer_interrupt+0x1cb/0x760 [ 346.556961] ? smp_call_function_single_interrupt+0x650/0x650 [ 346.562849] ? interrupt_entry+0xb5/0xc0 [ 346.566917] ? trace_hardirqs_off_caller+0xbb/0x310 [ 346.571935] ? trace_hardirqs_off_caller+0xbb/0x310 [ 346.576954] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 346.581795] ? trace_hardirqs_on_caller+0x310/0x310 [ 346.586811] ? trace_hardirqs_on_caller+0x310/0x310 [ 346.591825] ? task_prio+0x50/0x50 [ 346.595365] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.600913] ? check_preemption_disabled+0x48/0x280 [ 346.605938] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 346.610789] apic_timer_interrupt+0xf/0x20 [ 346.615019] [ 346.617261] RIP: 0010:check_memory_region+0x117/0x1b0 [ 346.622485] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 346.641433] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 346.649163] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 346.656428] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 346.663693] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 346.670960] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 346.678230] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 346.685524] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 346.690904] kasan_check_read+0x11/0x20 [ 346.694875] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 346.700093] ? rcu_softirq_qs+0x20/0x20 [ 346.704114] rcu_is_watching+0x10/0x30 [ 346.708002] page_evictable+0x3c0/0x540 [ 346.711980] ? kswapd_stop+0x100/0x100 [ 346.715871] ? trace_hardirqs_off_caller+0x310/0x310 [ 346.720982] ? perf_trace_sched_process_exec+0x860/0x860 [ 346.726429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.731986] ? check_preemption_disabled+0x48/0x280 [ 346.737011] shrink_active_list+0x869/0x1f00 [ 346.741430] ? mark_held_locks+0xc7/0x130 [ 346.745603] ? shrink_inactive_list+0x1c60/0x1c60 [ 346.750450] ? trace_hardirqs_on+0xbd/0x310 [ 346.754778] ? find_held_lock+0x36/0x1c0 [ 346.758835] ? shrink_inactive_list+0xa4a/0x1c60 [ 346.763588] ? trace_hardirqs_off_caller+0x310/0x310 [ 346.768687] ? zap_class+0x640/0x640 [ 346.772425] ? print_usage_bug+0xc0/0xc0 [ 346.776505] ? __page_frag_cache_drain+0x210/0x210 [ 346.781452] ? print_usage_bug+0xc0/0xc0 [ 346.785532] ? mark_held_locks+0xc7/0x130 [ 346.789684] ? find_held_lock+0x36/0x1c0 [ 346.793753] ? zap_class+0x640/0x640 [ 346.797471] ? mark_held_locks+0xc7/0x130 [ 346.801616] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.807190] ? check_preemption_disabled+0x48/0x280 [ 346.812213] ? zap_class+0x640/0x640 [ 346.815955] ? __lock_is_held+0xb5/0x140 [ 346.820014] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.825548] ? check_preemption_disabled+0x48/0x280 [ 346.830571] ? __lock_is_held+0xb5/0x140 [ 346.834655] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 346.839668] ? inactive_list_is_low+0x305/0x880 [ 346.844344] ? lruvec_lru_size+0x450/0x450 [ 346.848578] ? kasan_check_read+0x11/0x20 [ 346.852733] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 346.857704] shrink_node_memcg+0x803/0x18f0 [ 346.862049] ? shrink_active_list+0x1f00/0x1f00 [ 346.866722] ? lock_downgrade+0x900/0x900 [ 346.870883] ? check_flush_dependency+0x410/0x410 [ 346.875739] ? kasan_check_read+0x11/0x20 [ 346.879896] ? do_raw_spin_unlock+0xa7/0x330 [ 346.884310] ? ___preempt_schedule+0x16/0x18 [ 346.888725] ? _raw_spin_unlock+0x3f/0x50 [ 346.892880] shrink_node+0x3bc/0x16b0 [ 346.896691] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 346.901993] ? shrink_node_memcg+0x18f0/0x18f0 [ 346.906576] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 346.911179] ? trace_hardirqs_on+0xbd/0x310 [ 346.915513] ? vmpressure+0x271/0x340 [ 346.919321] ? do_raw_spin_trylock+0x270/0x270 [ 346.923918] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 346.929488] ? __cpuset_node_allowed+0x19b/0x660 [ 346.934246] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 346.939971] ? vmpressure+0x1a2/0x340 [ 346.943781] do_try_to_free_pages+0x3e7/0x1290 [ 346.948363] ? zap_class+0x640/0x640 [ 346.952098] ? shrink_node+0x16b0/0x16b0 [ 346.956163] ? __lock_is_held+0xb5/0x140 [ 346.960244] try_to_free_pages+0x4d0/0xb90 [ 346.964496] ? do_try_to_free_pages+0x1290/0x1290 [ 346.969350] ? lock_acquire+0x1ed/0x520 [ 346.973320] ? set_page_refcounted+0x280/0x280 [ 346.977914] ? lock_release+0xa00/0xa00 [ 346.981927] ? _raw_spin_unlock_irq+0x60/0x80 [ 346.986456] ? psi_memstall_enter+0x240/0x2b0 [ 346.990971] ? psi_memstall_tick+0x230/0x230 [ 346.995403] __alloc_pages_slowpath+0xa48/0x2de0 [ 347.000195] ? warn_alloc+0x120/0x120 [ 347.003996] ? mark_held_locks+0x130/0x130 [ 347.008246] ? find_get_entry+0xaae/0x1120 [ 347.012485] ? filemap_map_pages+0x1a20/0x1a20 [ 347.017069] ? zap_class+0x640/0x640 [ 347.020783] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.026316] ? check_preemption_disabled+0x48/0x280 [ 347.031344] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 347.036874] ? should_fail+0x22d/0xd01 [ 347.040772] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 347.045897] ? zap_class+0x640/0x640 [ 347.049636] ? __lock_is_held+0xb5/0x140 [ 347.053700] ? mark_held_locks+0x130/0x130 [ 347.057955] ? lock_release+0xa00/0xa00 [ 347.061958] ? perf_trace_sched_process_exec+0x860/0x860 [ 347.067407] ? xa_load+0x2ba/0x460 [ 347.070950] ? lock_downgrade+0x900/0x900 [ 347.075106] ? __might_sleep+0x95/0x190 [ 347.079088] __alloc_pages_nodemask+0xad8/0xea0 [ 347.083763] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 347.088780] ? __page_cache_alloc+0x191/0x5c0 [ 347.093284] ? xa_load+0x2e1/0x460 [ 347.096824] ? xa_clear_mark+0x40/0x40 [ 347.100713] ? zap_class+0x640/0x640 [ 347.104431] ? zap_class+0x640/0x640 [ 347.108142] ? zap_class+0x640/0x640 [ 347.111856] ? __do_page_cache_readahead+0x663/0x810 [ 347.117191] ? find_held_lock+0x36/0x1c0 [ 347.121283] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 347.126827] alloc_pages_current+0x173/0x350 [ 347.131238] __page_cache_alloc+0x38c/0x5c0 [ 347.135584] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 347.140525] ? kasan_check_read+0x11/0x20 [ 347.144672] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 347.149954] ? generic_perform_write+0x6a0/0x6a0 [ 347.154710] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 347.160247] ? check_preemption_disabled+0x48/0x280 [ 347.165287] filemap_fault+0x1595/0x25f0 [ 347.169407] ? __lock_page_or_retry+0xa00/0xa00 [ 347.174079] ? mark_held_locks+0x130/0x130 [ 347.178321] ? filemap_map_pages+0xd6b/0x1a20 [ 347.182820] ? lock_downgrade+0x900/0x900 [ 347.186963] ? check_preemption_disabled+0x48/0x280 [ 347.191998] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 347.196927] ? kasan_check_read+0x11/0x20 [ 347.201079] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 347.206356] ? rcu_softirq_qs+0x20/0x20 [ 347.210363] ? filemap_map_pages+0xd92/0x1a20 [ 347.214873] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.220443] ? find_get_entries_tag+0x1400/0x1400 [ 347.225290] ? __lock_acquire+0x62f/0x4c20 [ 347.229553] ? lock_acquire+0x1ed/0x520 [ 347.233528] ? ext4_filemap_fault+0x7a/0xad [ 347.237856] ? lock_release+0xa00/0xa00 [ 347.241859] ? perf_trace_sched_process_exec+0x860/0x860 [ 347.247339] ? print_usage_bug+0xc0/0xc0 [ 347.251406] ? print_usage_bug+0xc0/0xc0 [ 347.255477] ? down_read+0x8d/0x120 [ 347.259104] ? ext4_filemap_fault+0x7a/0xad [ 347.263424] ? __down_interruptible+0x700/0x700 [ 347.268107] ext4_filemap_fault+0x82/0xad [ 347.272275] __do_fault+0x100/0x6b0 [ 347.275916] ? pmd_devmap_trans_unstable+0x220/0x220 [ 347.281024] ? mark_held_locks+0x130/0x130 [ 347.285258] ? mark_held_locks+0x130/0x130 [ 347.289492] ? find_held_lock+0x36/0x1c0 [ 347.293588] ? find_held_lock+0x36/0x1c0 [ 347.297649] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 347.303190] __handle_mm_fault+0x3ea0/0x5be0 [ 347.307599] ? poll_select_copy_remaining+0x18c/0x6a0 [ 347.312794] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 347.317640] ? __might_fault+0x12b/0x1e0 [ 347.321699] ? lock_downgrade+0x900/0x900 [ 347.325868] ? zap_class+0x640/0x640 [ 347.329585] ? zap_class+0x640/0x640 [ 347.333301] ? find_held_lock+0x36/0x1c0 [ 347.337371] ? handle_mm_fault+0x42a/0xc70 [ 347.341605] ? lock_downgrade+0x900/0x900 [ 347.345751] ? check_preemption_disabled+0x48/0x280 [ 347.350766] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 347.355693] ? kasan_check_read+0x11/0x20 [ 347.359853] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 347.365128] ? rcu_softirq_qs+0x20/0x20 [ 347.369106] ? trace_hardirqs_off_caller+0x310/0x310 [ 347.374214] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 347.379754] ? check_preemption_disabled+0x48/0x280 [ 347.384777] handle_mm_fault+0x54f/0xc70 [ 347.388843] ? __handle_mm_fault+0x5be0/0x5be0 [ 347.393447] ? find_vma+0x34/0x190 [ 347.396993] __do_page_fault+0x5e8/0xe60 [ 347.401056] ? trace_hardirqs_off+0xb8/0x310 [ 347.405477] do_page_fault+0xf2/0x7e0 [ 347.409280] ? vmalloc_sync_all+0x30/0x30 [ 347.413429] ? error_entry+0x70/0xd0 [ 347.417154] ? trace_hardirqs_off_caller+0xbb/0x310 [ 347.422204] ? trace_hardirqs_on_caller+0xc0/0x310 [ 347.427153] ? syscall_return_slowpath+0x5e0/0x5e0 [ 347.432084] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 347.436928] ? trace_hardirqs_on_caller+0x310/0x310 [ 347.441946] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 347.447397] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 347.452415] ? prepare_exit_to_usermode+0x291/0x3b0 [ 347.457429] ? page_fault+0x8/0x30 [ 347.460973] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 347.465820] ? page_fault+0x8/0x30 [ 347.469384] page_fault+0x1e/0x30 [ 347.472839] RIP: 0033:0x7efe5ebdedd3 [ 347.476563] Code: Bad RIP value. [ 347.479926] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 347.485282] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 347.492561] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 347.499827] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 347.507096] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 347.514363] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 347.521662] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 347.521667] warn_alloc_show_mem: 1 callbacks suppressed [ 347.521674] Mem-Info: [ 347.528949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 347.534331] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 347.534331] active_file:14 inactive_file:10 isolated_file:0 [ 347.534331] unevictable:0 dirty:0 writeback:0 unstable:0 [ 347.534331] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 347.534331] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 347.534331] free:13762 free_pcp:570 free_cma:0 [ 347.536700] Call Trace: [ 347.546088] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 347.578931] [ 347.581496] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 347.608931] dump_stack+0x244/0x39d [ 347.611056] lowmem_reserve[]: 0 2818 6321 6321 [ 347.637165] ? dump_stack_print_info.cold.1+0x20/0x20 [ 347.640767] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 347.645353] warn_alloc.cold.116+0xb7/0x1bd [ 347.650508] lowmem_reserve[]: 0 0 3503 3503 [ 347.678172] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 347.682469] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 347.686789] ? lock_downgrade+0x900/0x900 [ 347.691602] lowmem_reserve[]: 0 0 0 0 [ 347.720578] ? trace_hardirqs_off+0xb8/0x310 [ 347.724703] 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 [ 347.728507] ? trace_hardirqs_off+0xb8/0x310 [ 347.732891] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 347.746407] __alloc_pages_slowpath+0x2651/0x2de0 [ 347.750785] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 347.766072] ? warn_alloc+0x120/0x120 [ 347.770872] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 347.785863] ? warn_alloc+0x120/0x120 [ 347.789645] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 347.798475] ? __lock_acquire+0x62f/0x4c20 [ 347.802252] 268 total pagecache pages [ 347.810817] ? warn_alloc+0x120/0x120 [ 347.815036] 0 pages in swap cache [ 347.818836] ? print_usage_bug+0xc0/0xc0 [ 347.822612] Swap cache stats: add 0, delete 0, find 0/0 [ 347.826165] ? print_usage_bug+0xc0/0xc0 [ 347.830205] Free swap = 0kB [ 347.835576] ? mark_held_locks+0x130/0x130 [ 347.839609] Total swap = 0kB [ 347.842619] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 347.846827] 1965979 pages RAM [ 347.849841] ? should_fail+0x22d/0xd01 [ 347.855349] 0 pages HighMem/MovableOnly [ 347.858462] ? zap_class+0x640/0x640 [ 347.862322] 342854 pages reserved [ 347.866287] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 347.869973] 0 pages cma reserved [ 347.873423] ? __lock_acquire+0x62f/0x4c20 [ 347.878618] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 347.881906] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 347.881919] ? should_fail+0x22d/0xd01 [ 347.881941] ? mark_held_locks+0x130/0x130 [ 347.886269] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 347.892636] ? mark_held_locks+0x130/0x130 [ 347.897715] init cpuset=/ mems_allowed=0 [ 347.901596] ? lock_downgrade+0x900/0x900 [ 347.927924] ? zap_class+0x640/0x640 [ 347.931640] ? zap_class+0x640/0x640 [ 347.935374] ? zap_class+0x640/0x640 [ 347.939091] ? do_raw_spin_unlock+0xa7/0x330 [ 347.943502] ? trace_hardirqs_on+0x310/0x310 [ 347.947914] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.953450] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.958986] ? check_preemption_disabled+0x48/0x280 [ 347.964009] ? __lock_is_held+0xb5/0x140 [ 347.968075] __alloc_pages_nodemask+0xad8/0xea0 [ 347.972741] ? zap_class+0x640/0x640 [ 347.976462] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 347.981492] ? find_held_lock+0x36/0x1c0 [ 347.985742] ? ____cache_alloc_node+0x1c7/0x1e0 [ 347.990409] ? lock_downgrade+0x900/0x900 [ 347.994603] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.000166] cache_grow_begin+0xa5/0x8c0 [ 348.004239] ? do_raw_spin_unlock+0xa7/0x330 [ 348.008655] fallback_alloc+0x204/0x2e0 [ 348.012681] ____cache_alloc_node+0x1c7/0x1e0 [ 348.017194] kmem_cache_alloc_node+0xe3/0x730 [ 348.021690] ? lockdep_hardirqs_on+0x296/0x5b0 [ 348.026274] __alloc_skb+0x119/0x770 [ 348.029980] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 348.035338] ? netdev_alloc_frag+0x1f0/0x1f0 [ 348.039746] ? vprintk_default+0x28/0x30 [ 348.043816] ? vprintk_func+0x85/0x181 [ 348.047728] ? printk+0xa7/0xcf [ 348.051021] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 348.055783] new_skb+0x26/0x1c0 [ 348.059093] aoecmd_cfg+0x279/0x7f0 [ 348.062721] ? find_held_lock+0x36/0x1c0 [ 348.066784] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 348.071109] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.076664] ? __lock_is_held+0xb5/0x140 [ 348.080767] discover_timer+0x50/0x60 [ 348.084570] call_timer_fn+0x272/0x920 [ 348.088459] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 348.093402] ? process_timeout+0x40/0x40 [ 348.097473] ? __run_timers+0x7da/0xc70 [ 348.101451] ? _raw_spin_unlock_irq+0x27/0x80 [ 348.105951] ? _raw_spin_unlock_irq+0x27/0x80 [ 348.110458] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 348.115300] ? lockdep_hardirqs_on+0x296/0x5b0 [ 348.119883] ? trace_hardirqs_on+0xbd/0x310 [ 348.124231] ? kasan_check_read+0x11/0x20 [ 348.128373] ? __run_timers+0x7da/0xc70 [ 348.132362] ? trace_hardirqs_off_caller+0x310/0x310 [ 348.137471] ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37 [ 348.142856] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 348.147701] __run_timers+0x7e5/0xc70 [ 348.151512] ? timer_fixup_init+0x70/0x70 [ 348.155679] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 348.160694] ? zap_class+0x640/0x640 [ 348.164408] ? enqueue_hrtimer+0x1a5/0x560 [ 348.168670] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 348.173869] ? find_held_lock+0x36/0x1c0 [ 348.177970] ? zap_class+0x640/0x640 [ 348.181684] ? pvclock_read_flags+0x160/0x160 [ 348.186224] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.191788] ? check_preemption_disabled+0x48/0x280 [ 348.196825] ? __lock_is_held+0xb5/0x140 [ 348.200884] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.206437] ? check_preemption_disabled+0x48/0x280 [ 348.211456] run_timer_softirq+0x52/0xb0 [ 348.215534] ? rcu_read_lock_sched_held+0x14f/0x180 [ 348.220551] __do_softirq+0x308/0xb7e [ 348.224353] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 348.228846] ? lock_downgrade+0x900/0x900 [ 348.232994] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 348.238102] ? pvclock_read_flags+0x160/0x160 [ 348.242613] ? lapic_next_event+0x5a/0x90 [ 348.246762] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.252304] ? kvm_clock_read+0x18/0x30 [ 348.256279] ? kvm_sched_clock_read+0x9/0x20 [ 348.260689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.266225] ? check_preemption_disabled+0x48/0x280 [ 348.271255] irq_exit+0x17f/0x1c0 [ 348.274709] smp_apic_timer_interrupt+0x1cb/0x760 [ 348.279549] ? smp_reschedule_interrupt+0x109/0x650 [ 348.284564] ? smp_call_function_single_interrupt+0x650/0x650 [ 348.290457] ? interrupt_entry+0xb5/0xc0 [ 348.294520] ? trace_hardirqs_off_caller+0xbb/0x310 [ 348.299532] ? trace_hardirqs_off_caller+0xbb/0x310 [ 348.304547] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 348.309390] ? trace_hardirqs_on_caller+0x310/0x310 [ 348.314408] ? trace_hardirqs_on_caller+0x310/0x310 [ 348.319426] ? task_prio+0x50/0x50 [ 348.322983] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.328529] ? check_preemption_disabled+0x48/0x280 [ 348.333566] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 348.338449] apic_timer_interrupt+0xf/0x20 [ 348.342690] [ 348.344949] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 348.349903] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 348.368801] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 348.376501] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 348.383775] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 348.391044] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 348.398305] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 348.405569] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 348.412941] skb_clone+0x1bb/0x500 [ 348.416485] ? finish_task_switch+0x663/0x910 [ 348.420978] ? skb_split+0x11e0/0x11e0 [ 348.424864] ? preempt_notifier_register+0x200/0x200 [ 348.429967] ? __switch_to_asm+0x34/0x70 [ 348.434027] ? __switch_to_asm+0x34/0x70 [ 348.438086] ? __switch_to_asm+0x40/0x70 [ 348.442156] ? __switch_to_asm+0x34/0x70 [ 348.446248] ? __switch_to_asm+0x40/0x70 [ 348.450319] ? __switch_to_asm+0x34/0x70 [ 348.454389] ? __switch_to_asm+0x40/0x70 [ 348.458473] ? __switch_to_asm+0x34/0x70 [ 348.462541] ? __switch_to_asm+0x34/0x70 [ 348.466595] ? __switch_to_asm+0x40/0x70 [ 348.470656] ? __switch_to_asm+0x34/0x70 [ 348.474720] bpf_clone_redirect+0xb9/0x490 [ 348.478957] ? __schedule+0x8d7/0x21d0 [ 348.482850] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 348.487869] ? __sched_text_start+0x8/0x8 [ 348.492029] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 348.496795] ? find_held_lock+0x36/0x1c0 [ 348.500862] ? lock_acquire+0x1ed/0x520 [ 348.504841] ? bpf_test_run+0x3cb/0x780 [ 348.508813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.514350] ? check_preemption_disabled+0x48/0x280 [ 348.519390] ? kasan_check_read+0x11/0x20 [ 348.523538] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 348.528825] ? rcu_softirq_qs+0x20/0x20 [ 348.532817] ? preempt_schedule+0x4d/0x60 [ 348.536971] ? ___preempt_schedule+0x16/0x18 [ 348.541392] ? bpf_test_run+0x25d/0x780 [ 348.545382] ? netlink_diag_dump+0x2a0/0x2a0 [ 348.549797] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 348.555352] ? bpf_test_init.isra.10+0x70/0x100 [ 348.560033] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 348.564798] ? bpf_test_finish.isra.9+0x260/0x260 [ 348.569640] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 348.575184] ? fput+0x130/0x1a0 [ 348.578465] ? __bpf_prog_get+0x9b/0x290 [ 348.582532] ? bpf_test_finish.isra.9+0x260/0x260 [ 348.587386] ? bpf_prog_test_run+0x130/0x1a0 [ 348.591799] ? __x64_sys_bpf+0x3db/0x520 [ 348.595861] ? bpf_prog_get+0x20/0x20 [ 348.599701] ? do_syscall_64+0x1b9/0x820 [ 348.603776] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 348.609143] ? syscall_return_slowpath+0x5e0/0x5e0 [ 348.614081] ? trace_hardirqs_on_caller+0x310/0x310 [ 348.619099] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 348.624119] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 348.630781] ? __switch_to_asm+0x40/0x70 [ 348.634855] ? __switch_to_asm+0x34/0x70 [ 348.638981] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 348.643836] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 348.649249] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 348.649329] aoe: skb alloc failure [ 348.655498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 348.655503] Call Trace: [ 348.655509] [ 348.655527] dump_stack+0x244/0x39d [ 348.655546] ? dump_stack_print_info.cold.1+0x20/0x20 [ 348.659092] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 348.668423] warn_alloc.cold.116+0xb7/0x1bd [ 348.671007] syz-executor2 cpuset=syz2 mems_allowed=0 [ 348.673158] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 348.706630] ? lock_downgrade+0x900/0x900 [ 348.710785] ? trace_hardirqs_off+0xb8/0x310 [ 348.715202] ? trace_hardirqs_off+0xb8/0x310 [ 348.719637] __alloc_pages_slowpath+0x2651/0x2de0 [ 348.724514] ? warn_alloc+0x120/0x120 [ 348.728316] ? print_usage_bug+0xc0/0xc0 [ 348.732374] ? warn_alloc+0x120/0x120 [ 348.736181] ? warn_alloc+0x120/0x120 [ 348.739980] ? print_usage_bug+0xc0/0xc0 [ 348.744044] ? print_usage_bug+0xc0/0xc0 [ 348.748102] ? find_held_lock+0x36/0x1c0 [ 348.752192] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 348.757730] ? should_fail+0x22d/0xd01 [ 348.761617] ? try_to_wake_up+0x11c/0x1490 [ 348.765854] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 348.770960] ? __lock_acquire+0x62f/0x4c20 [ 348.775199] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 348.780297] ? __lock_acquire+0x62f/0x4c20 [ 348.784530] ? should_fail+0x22d/0xd01 [ 348.788449] ? trace_hardirqs_on+0x310/0x310 [ 348.792866] ? mark_held_locks+0x130/0x130 [ 348.797115] ? mark_held_locks+0x130/0x130 [ 348.801368] ? zap_class+0x640/0x640 [ 348.805081] ? zap_class+0x640/0x640 [ 348.808815] ? zap_class+0x640/0x640 [ 348.812546] ? print_usage_bug+0xc0/0xc0 [ 348.816628] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.822199] ? check_preemption_disabled+0x48/0x280 [ 348.827227] ? __lock_is_held+0xb5/0x140 [ 348.831295] __alloc_pages_nodemask+0xad8/0xea0 [ 348.835970] ? zap_class+0x640/0x640 [ 348.839693] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 348.844720] ? find_held_lock+0x36/0x1c0 [ 348.848800] ? ____cache_alloc_node+0x1c7/0x1e0 [ 348.853469] ? lock_downgrade+0x900/0x900 [ 348.857627] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.863177] cache_grow_begin+0xa5/0x8c0 [ 348.867241] ? do_raw_spin_unlock+0xa7/0x330 [ 348.871691] fallback_alloc+0x204/0x2e0 [ 348.875674] ____cache_alloc_node+0x1c7/0x1e0 [ 348.880195] kmem_cache_alloc_node+0xe3/0x730 [ 348.884690] ? ipv6_get_ifaddr+0x42e/0x620 [ 348.888964] __alloc_skb+0x119/0x770 [ 348.892676] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 348.897958] ? netdev_alloc_frag+0x1f0/0x1f0 [ 348.902367] ? lock_downgrade+0x900/0x900 [ 348.906525] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.912063] ? refcount_sub_and_test_checked+0x203/0x310 [ 348.917519] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 348.922970] ? addrconf_rs_timer+0x690/0x690 [ 348.927392] ndisc_alloc_skb+0x144/0x340 [ 348.931458] ndisc_send_rs+0x331/0x6e0 [ 348.935397] addrconf_rs_timer+0x314/0x690 [ 348.939641] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 348.943896] call_timer_fn+0x272/0x920 [ 348.947786] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 348.952022] ? process_timeout+0x40/0x40 [ 348.956093] ? mark_held_locks+0xc7/0x130 [ 348.960245] ? _raw_spin_unlock_irq+0x27/0x80 [ 348.964741] ? _raw_spin_unlock_irq+0x27/0x80 [ 348.969232] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 348.973480] ? lockdep_hardirqs_on+0x296/0x5b0 [ 348.978063] ? trace_hardirqs_on+0xbd/0x310 [ 348.982383] ? kasan_check_read+0x11/0x20 [ 348.986543] ? __run_timers+0x7da/0xc70 [ 348.990517] ? trace_hardirqs_off_caller+0x310/0x310 [ 348.995650] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 348.999883] __run_timers+0x7e5/0xc70 [ 349.003702] ? timer_fixup_init+0x70/0x70 [ 349.007852] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 349.012916] ? zap_class+0x640/0x640 [ 349.016663] ? print_usage_bug+0xc0/0xc0 [ 349.020729] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 349.025927] ? find_held_lock+0x36/0x1c0 [ 349.029998] ? zap_class+0x640/0x640 [ 349.033719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.039253] ? check_preemption_disabled+0x48/0x280 [ 349.044273] ? __lock_is_held+0xb5/0x140 [ 349.048333] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.053870] ? check_preemption_disabled+0x48/0x280 [ 349.058915] run_timer_softirq+0x52/0xb0 [ 349.063010] ? rcu_read_lock_sched_held+0x14f/0x180 [ 349.068057] __do_softirq+0x308/0xb7e [ 349.071855] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 349.076393] ? lock_downgrade+0x900/0x900 [ 349.080569] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 349.085675] ? pvclock_read_flags+0x160/0x160 [ 349.090172] ? lapic_next_event+0x5a/0x90 [ 349.094319] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.099859] ? kvm_clock_read+0x18/0x30 [ 349.103836] ? kvm_sched_clock_read+0x9/0x20 [ 349.108245] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.113784] ? check_preemption_disabled+0x48/0x280 [ 349.118973] irq_exit+0x17f/0x1c0 [ 349.122435] smp_apic_timer_interrupt+0x1cb/0x760 [ 349.127281] ? smp_call_function_single_interrupt+0x650/0x650 [ 349.133168] ? interrupt_entry+0xb5/0xc0 [ 349.137235] ? trace_hardirqs_off_caller+0xbb/0x310 [ 349.142261] ? trace_hardirqs_off_caller+0xbb/0x310 [ 349.147276] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 349.152135] ? trace_hardirqs_on_caller+0x310/0x310 [ 349.157177] ? trace_hardirqs_on_caller+0x310/0x310 [ 349.162198] ? task_prio+0x50/0x50 [ 349.165740] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.171281] ? check_preemption_disabled+0x48/0x280 [ 349.176309] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 349.181164] apic_timer_interrupt+0xf/0x20 [ 349.185390] [ 349.187634] RIP: 0010:check_memory_region+0x117/0x1b0 [ 349.192828] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 349.211727] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 349.219452] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 349.226721] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 349.233999] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 349.241267] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 349.248533] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 349.255821] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 349.261105] kasan_check_read+0x11/0x20 [ 349.265096] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 349.270200] ? rcu_softirq_qs+0x20/0x20 [ 349.274188] rcu_is_watching+0x10/0x30 [ 349.278072] page_evictable+0x3c0/0x540 [ 349.282044] ? kswapd_stop+0x100/0x100 [ 349.285932] ? trace_hardirqs_off_caller+0x310/0x310 [ 349.291030] ? perf_trace_sched_process_exec+0x860/0x860 [ 349.296498] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.302035] ? check_preemption_disabled+0x48/0x280 [ 349.307058] shrink_active_list+0x869/0x1f00 [ 349.311475] ? mark_held_locks+0xc7/0x130 [ 349.315628] ? shrink_inactive_list+0x1c60/0x1c60 [ 349.320465] ? trace_hardirqs_on+0xbd/0x310 [ 349.324787] ? find_held_lock+0x36/0x1c0 [ 349.328870] ? shrink_inactive_list+0xa4a/0x1c60 [ 349.333659] ? trace_hardirqs_off_caller+0x310/0x310 [ 349.338757] ? zap_class+0x640/0x640 [ 349.342474] ? print_usage_bug+0xc0/0xc0 [ 349.346562] ? __page_frag_cache_drain+0x210/0x210 [ 349.351501] ? print_usage_bug+0xc0/0xc0 [ 349.355581] ? mark_held_locks+0xc7/0x130 [ 349.359731] ? find_held_lock+0x36/0x1c0 [ 349.363789] ? zap_class+0x640/0x640 [ 349.367502] ? mark_held_locks+0xc7/0x130 [ 349.371646] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.377184] ? check_preemption_disabled+0x48/0x280 [ 349.382217] ? zap_class+0x640/0x640 [ 349.385943] ? __lock_is_held+0xb5/0x140 [ 349.390028] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.395596] ? check_preemption_disabled+0x48/0x280 [ 349.400619] ? __lock_is_held+0xb5/0x140 [ 349.404690] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 349.409718] ? inactive_list_is_low+0x305/0x880 [ 349.414411] ? lruvec_lru_size+0x450/0x450 [ 349.418658] ? kasan_check_read+0x11/0x20 [ 349.422816] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 349.427753] shrink_node_memcg+0x803/0x18f0 [ 349.432084] ? shrink_active_list+0x1f00/0x1f00 [ 349.436760] ? lock_downgrade+0x900/0x900 [ 349.440912] ? check_flush_dependency+0x410/0x410 [ 349.445759] ? kasan_check_read+0x11/0x20 [ 349.449909] ? do_raw_spin_unlock+0xa7/0x330 [ 349.454340] ? ___preempt_schedule+0x16/0x18 [ 349.458753] ? _raw_spin_unlock+0x3f/0x50 [ 349.462912] shrink_node+0x3bc/0x16b0 [ 349.466717] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 349.472037] ? shrink_node_memcg+0x18f0/0x18f0 [ 349.476652] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 349.481238] ? trace_hardirqs_on+0xbd/0x310 [ 349.485560] ? vmpressure+0x271/0x340 [ 349.489378] ? do_raw_spin_trylock+0x270/0x270 [ 349.493986] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 349.499545] ? __cpuset_node_allowed+0x19b/0x660 [ 349.504320] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 349.510055] ? vmpressure+0x1a2/0x340 [ 349.513863] do_try_to_free_pages+0x3e7/0x1290 [ 349.518455] ? zap_class+0x640/0x640 [ 349.522188] ? shrink_node+0x16b0/0x16b0 [ 349.526252] ? __lock_is_held+0xb5/0x140 [ 349.530327] try_to_free_pages+0x4d0/0xb90 [ 349.534563] ? do_try_to_free_pages+0x1290/0x1290 [ 349.539430] ? lock_acquire+0x1ed/0x520 [ 349.543402] ? set_page_refcounted+0x280/0x280 [ 349.547988] ? lock_release+0xa00/0xa00 [ 349.551959] ? _raw_spin_unlock_irq+0x60/0x80 [ 349.556504] ? psi_memstall_enter+0x240/0x2b0 [ 349.561028] ? psi_memstall_tick+0x230/0x230 [ 349.565460] __alloc_pages_slowpath+0xa48/0x2de0 [ 349.570244] ? warn_alloc+0x120/0x120 [ 349.574046] ? mark_held_locks+0x130/0x130 [ 349.578282] ? find_get_entry+0xaae/0x1120 [ 349.582524] ? filemap_map_pages+0x1a20/0x1a20 [ 349.587112] ? zap_class+0x640/0x640 [ 349.590827] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.596363] ? check_preemption_disabled+0x48/0x280 [ 349.601395] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 349.606945] ? should_fail+0x22d/0xd01 [ 349.610830] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 349.615928] ? zap_class+0x640/0x640 [ 349.619702] ? __lock_is_held+0xb5/0x140 [ 349.623794] ? mark_held_locks+0x130/0x130 [ 349.628026] ? lock_release+0xa00/0xa00 [ 349.631997] ? perf_trace_sched_process_exec+0x860/0x860 [ 349.637439] ? xa_load+0x2ba/0x460 [ 349.640993] ? lock_downgrade+0x900/0x900 [ 349.645159] ? __might_sleep+0x95/0x190 [ 349.649142] __alloc_pages_nodemask+0xad8/0xea0 [ 349.653837] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 349.658853] ? __page_cache_alloc+0x191/0x5c0 [ 349.663342] ? xa_load+0x2e1/0x460 [ 349.666883] ? xa_clear_mark+0x40/0x40 [ 349.670792] ? zap_class+0x640/0x640 [ 349.674513] ? zap_class+0x640/0x640 [ 349.678227] ? zap_class+0x640/0x640 [ 349.681937] ? __do_page_cache_readahead+0x663/0x810 [ 349.687043] ? find_held_lock+0x36/0x1c0 [ 349.691108] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 349.696682] alloc_pages_current+0x173/0x350 [ 349.701112] __page_cache_alloc+0x38c/0x5c0 [ 349.705449] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 349.710405] ? kasan_check_read+0x11/0x20 [ 349.714556] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 349.719839] ? generic_perform_write+0x6a0/0x6a0 [ 349.724597] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 349.730134] ? check_preemption_disabled+0x48/0x280 [ 349.735167] filemap_fault+0x1595/0x25f0 [ 349.739242] ? __lock_page_or_retry+0xa00/0xa00 [ 349.743916] ? mark_held_locks+0x130/0x130 [ 349.748167] ? filemap_map_pages+0xd6b/0x1a20 [ 349.752682] ? lock_downgrade+0x900/0x900 [ 349.756832] ? check_preemption_disabled+0x48/0x280 [ 349.761851] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 349.766780] ? kasan_check_read+0x11/0x20 [ 349.770932] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 349.776204] ? rcu_softirq_qs+0x20/0x20 [ 349.780206] ? filemap_map_pages+0xd92/0x1a20 [ 349.784698] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.790237] ? find_get_entries_tag+0x1400/0x1400 [ 349.795082] ? __lock_acquire+0x62f/0x4c20 [ 349.799326] ? lock_acquire+0x1ed/0x520 [ 349.803313] ? ext4_filemap_fault+0x7a/0xad [ 349.807650] ? lock_release+0xa00/0xa00 [ 349.811651] ? perf_trace_sched_process_exec+0x860/0x860 [ 349.817100] ? print_usage_bug+0xc0/0xc0 [ 349.821164] ? print_usage_bug+0xc0/0xc0 [ 349.825248] ? down_read+0x8d/0x120 [ 349.828885] ? ext4_filemap_fault+0x7a/0xad [ 349.833213] ? __down_interruptible+0x700/0x700 [ 349.837897] ext4_filemap_fault+0x82/0xad [ 349.842046] __do_fault+0x100/0x6b0 [ 349.845676] ? pmd_devmap_trans_unstable+0x220/0x220 [ 349.850795] ? mark_held_locks+0x130/0x130 [ 349.855031] ? mark_held_locks+0x130/0x130 [ 349.859265] ? find_held_lock+0x36/0x1c0 [ 349.863343] ? find_held_lock+0x36/0x1c0 [ 349.867405] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 349.872956] __handle_mm_fault+0x3ea0/0x5be0 [ 349.877366] ? poll_select_copy_remaining+0x18c/0x6a0 [ 349.882581] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 349.887428] ? __might_fault+0x12b/0x1e0 [ 349.891510] ? lock_downgrade+0x900/0x900 [ 349.895667] ? zap_class+0x640/0x640 [ 349.899384] ? zap_class+0x640/0x640 [ 349.903104] ? find_held_lock+0x36/0x1c0 [ 349.907198] ? handle_mm_fault+0x42a/0xc70 [ 349.911435] ? lock_downgrade+0x900/0x900 [ 349.915586] ? check_preemption_disabled+0x48/0x280 [ 349.920621] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 349.925550] ? kasan_check_read+0x11/0x20 [ 349.929700] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 349.934979] ? rcu_softirq_qs+0x20/0x20 [ 349.938954] ? trace_hardirqs_off_caller+0x310/0x310 [ 349.944062] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 349.949613] ? check_preemption_disabled+0x48/0x280 [ 349.954635] handle_mm_fault+0x54f/0xc70 [ 349.958704] ? __handle_mm_fault+0x5be0/0x5be0 [ 349.963291] ? find_vma+0x34/0x190 [ 349.966840] __do_page_fault+0x5e8/0xe60 [ 349.970909] ? trace_hardirqs_off+0xb8/0x310 [ 349.975327] do_page_fault+0xf2/0x7e0 [ 349.979162] ? vmalloc_sync_all+0x30/0x30 [ 349.983310] ? error_entry+0x70/0xd0 [ 349.987216] ? trace_hardirqs_off_caller+0xbb/0x310 [ 349.992232] ? trace_hardirqs_on_caller+0xc0/0x310 [ 349.997164] ? syscall_return_slowpath+0x5e0/0x5e0 [ 350.002112] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 350.006993] ? trace_hardirqs_on_caller+0x310/0x310 [ 350.012010] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 350.017458] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 350.022474] ? prepare_exit_to_usermode+0x291/0x3b0 [ 350.027488] ? page_fault+0x8/0x30 [ 350.031029] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 350.035871] ? page_fault+0x8/0x30 [ 350.039432] page_fault+0x1e/0x30 [ 350.042906] RIP: 0033:0x7efe5ebdedd3 [ 350.046628] Code: Bad RIP value. [ 350.049988] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 350.055349] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 350.062611] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 350.069895] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 350.077166] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 350.084451] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 350.091772] warn_alloc_show_mem: 1 callbacks suppressed [ 350.091783] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 350.091785] Mem-Info: [ 350.091815] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 350.091815] active_file:14 inactive_file:10 isolated_file:0 [ 350.091815] unevictable:0 dirty:0 writeback:0 unstable:0 [ 350.091815] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 350.091815] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 350.091815] free:13762 free_pcp:570 free_cma:0 [ 350.097161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 350.104457] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 350.106854] Call Trace: [ 350.139728] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 350.149075] [ 350.176483] lowmem_reserve[]: 0 2818 6321 6321 [ 350.179062] dump_stack+0x244/0x39d [ 350.205136] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 350.207292] ? dump_stack_print_info.cold.1+0x20/0x20 [ 350.211843] lowmem_reserve[]: 0 0 3503 3503 [ 350.215470] warn_alloc.cold.116+0xb7/0x1bd [ 350.243123] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 350.248305] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 350.252598] lowmem_reserve[]: 0 0 0 0 [ 350.256921] ? lock_downgrade+0x900/0x900 [ 350.285865] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 350.290709] ? trace_hardirqs_off+0xb8/0x310 [ 350.294480] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 350.298669] ? trace_hardirqs_off+0xb8/0x310 [ 350.312161] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 350.316562] __alloc_pages_slowpath+0x2651/0x2de0 [ 350.331824] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 350.336237] ? warn_alloc+0x120/0x120 [ 350.351193] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 350.356023] ? warn_alloc+0x120/0x120 [ 350.364835] 268 total pagecache pages [ 350.368623] ? __lock_acquire+0x62f/0x4c20 [ 350.377183] 0 pages in swap cache [ 350.380967] ? warn_alloc+0x120/0x120 [ 350.384745] Swap cache stats: add 0, delete 0, find 0/0 [ 350.388967] ? print_usage_bug+0xc0/0xc0 [ 350.392399] Free swap = 0kB [ 350.396191] ? print_usage_bug+0xc0/0xc0 [ 350.401542] Total swap = 0kB [ 350.405599] ? mark_held_locks+0x130/0x130 [ 350.408606] 1965979 pages RAM [ 350.412699] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 350.415692] 0 pages HighMem/MovableOnly [ 350.419924] ? should_fail+0x22d/0xd01 [ 350.423008] 342854 pages reserved [ 350.428534] ? zap_class+0x640/0x640 [ 350.432501] 0 pages cma reserved [ 350.436384] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 350.439874] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 350.443536] ? __lock_acquire+0x62f/0x4c20 [ 350.443553] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 350.443568] ? should_fail+0x22d/0xd01 [ 350.446974] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 350.452038] ? mark_held_locks+0x130/0x130 [ 350.458512] init cpuset=/ mems_allowed=0 [ 350.462740] ? mark_held_locks+0x130/0x130 [ 350.493928] ? lock_downgrade+0x900/0x900 [ 350.498072] ? zap_class+0x640/0x640 [ 350.501786] ? zap_class+0x640/0x640 [ 350.505501] ? zap_class+0x640/0x640 [ 350.509213] ? do_raw_spin_unlock+0xa7/0x330 [ 350.513627] ? trace_hardirqs_on+0x310/0x310 [ 350.518062] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.523632] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.529175] ? check_preemption_disabled+0x48/0x280 [ 350.534201] ? __lock_is_held+0xb5/0x140 [ 350.538264] __alloc_pages_nodemask+0xad8/0xea0 [ 350.542932] ? zap_class+0x640/0x640 [ 350.546683] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 350.551708] ? find_held_lock+0x36/0x1c0 [ 350.555779] ? ____cache_alloc_node+0x1c7/0x1e0 [ 350.560465] ? lock_downgrade+0x900/0x900 [ 350.564620] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.570192] cache_grow_begin+0xa5/0x8c0 [ 350.574262] ? do_raw_spin_unlock+0xa7/0x330 [ 350.578678] fallback_alloc+0x204/0x2e0 [ 350.582659] ____cache_alloc_node+0x1c7/0x1e0 [ 350.587169] kmem_cache_alloc_node+0xe3/0x730 [ 350.591679] ? lockdep_hardirqs_on+0x296/0x5b0 [ 350.596264] __alloc_skb+0x119/0x770 [ 350.599976] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 350.605341] ? netdev_alloc_frag+0x1f0/0x1f0 [ 350.609754] ? vprintk_default+0x28/0x30 [ 350.613810] ? vprintk_func+0x85/0x181 [ 350.617727] ? printk+0xa7/0xcf [ 350.621006] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 350.625767] new_skb+0x26/0x1c0 [ 350.629043] aoecmd_cfg+0x279/0x7f0 [ 350.632670] ? find_held_lock+0x36/0x1c0 [ 350.636728] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 350.641056] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.646603] ? __lock_is_held+0xb5/0x140 [ 350.650679] discover_timer+0x50/0x60 [ 350.654512] call_timer_fn+0x272/0x920 [ 350.658398] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 350.663261] ? process_timeout+0x40/0x40 [ 350.667333] ? __run_timers+0x7da/0xc70 [ 350.671314] ? _raw_spin_unlock_irq+0x27/0x80 [ 350.675811] ? _raw_spin_unlock_irq+0x27/0x80 [ 350.680303] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 350.685142] ? lockdep_hardirqs_on+0x296/0x5b0 [ 350.689726] ? trace_hardirqs_on+0xbd/0x310 [ 350.694043] ? kasan_check_read+0x11/0x20 [ 350.698190] ? __run_timers+0x7da/0xc70 [ 350.702162] ? trace_hardirqs_off_caller+0x310/0x310 [ 350.707269] ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37 [ 350.712654] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 350.717510] __run_timers+0x7e5/0xc70 [ 350.721324] ? timer_fixup_init+0x70/0x70 [ 350.725469] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 350.730496] ? zap_class+0x640/0x640 [ 350.734213] ? enqueue_hrtimer+0x1a5/0x560 [ 350.738462] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 350.743662] ? find_held_lock+0x36/0x1c0 [ 350.747727] ? zap_class+0x640/0x640 [ 350.751444] ? pvclock_read_flags+0x160/0x160 [ 350.755960] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.761496] ? check_preemption_disabled+0x48/0x280 [ 350.766520] ? __lock_is_held+0xb5/0x140 [ 350.770584] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.776121] ? check_preemption_disabled+0x48/0x280 [ 350.781140] run_timer_softirq+0x52/0xb0 [ 350.785202] ? rcu_read_lock_sched_held+0x14f/0x180 [ 350.790217] __do_softirq+0x308/0xb7e [ 350.794018] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 350.798515] ? lock_downgrade+0x900/0x900 [ 350.802664] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 350.807768] ? pvclock_read_flags+0x160/0x160 [ 350.812279] ? lapic_next_event+0x5a/0x90 [ 350.816442] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.822004] ? kvm_clock_read+0x18/0x30 [ 350.825973] ? kvm_sched_clock_read+0x9/0x20 [ 350.830378] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.835920] ? check_preemption_disabled+0x48/0x280 [ 350.840948] irq_exit+0x17f/0x1c0 [ 350.844418] smp_apic_timer_interrupt+0x1cb/0x760 [ 350.849256] ? smp_reschedule_interrupt+0x109/0x650 [ 350.854273] ? smp_call_function_single_interrupt+0x650/0x650 [ 350.860158] ? interrupt_entry+0xb5/0xc0 [ 350.864218] ? trace_hardirqs_off_caller+0xbb/0x310 [ 350.869234] ? trace_hardirqs_off_caller+0xbb/0x310 [ 350.874250] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 350.879087] ? trace_hardirqs_on_caller+0x310/0x310 [ 350.884097] ? trace_hardirqs_on_caller+0x310/0x310 [ 350.889128] ? task_prio+0x50/0x50 [ 350.892672] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.898206] ? check_preemption_disabled+0x48/0x280 [ 350.903239] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 350.908135] apic_timer_interrupt+0xf/0x20 [ 350.912361] [ 350.914626] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 350.919557] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 350.938466] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 350.946174] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 350.953458] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 350.960724] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 350.967988] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 350.975257] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 350.982571] skb_clone+0x1bb/0x500 [ 350.986115] ? finish_task_switch+0x663/0x910 [ 350.990614] ? skb_split+0x11e0/0x11e0 [ 350.994531] ? preempt_notifier_register+0x200/0x200 [ 350.999633] ? __switch_to_asm+0x34/0x70 [ 351.003697] ? __switch_to_asm+0x34/0x70 [ 351.007754] ? __switch_to_asm+0x40/0x70 [ 351.011814] ? __switch_to_asm+0x34/0x70 [ 351.015870] ? __switch_to_asm+0x40/0x70 [ 351.019938] ? __switch_to_asm+0x34/0x70 [ 351.023995] ? __switch_to_asm+0x40/0x70 [ 351.028080] ? __switch_to_asm+0x34/0x70 [ 351.032138] ? __switch_to_asm+0x34/0x70 [ 351.036194] ? __switch_to_asm+0x40/0x70 [ 351.040249] ? __switch_to_asm+0x34/0x70 [ 351.044356] bpf_clone_redirect+0xb9/0x490 [ 351.048590] ? __schedule+0x8d7/0x21d0 [ 351.052479] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 351.057500] ? __sched_text_start+0x8/0x8 [ 351.061644] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 351.066419] ? find_held_lock+0x36/0x1c0 [ 351.070488] ? lock_acquire+0x1ed/0x520 [ 351.074458] ? bpf_test_run+0x3cb/0x780 [ 351.078447] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.084002] ? check_preemption_disabled+0x48/0x280 [ 351.089024] ? kasan_check_read+0x11/0x20 [ 351.093172] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 351.098449] ? rcu_softirq_qs+0x20/0x20 [ 351.102425] ? preempt_schedule+0x4d/0x60 [ 351.106588] ? ___preempt_schedule+0x16/0x18 [ 351.111005] ? bpf_test_run+0x25d/0x780 [ 351.114992] ? netlink_diag_dump+0x2a0/0x2a0 [ 351.119942] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 351.125484] ? bpf_test_init.isra.10+0x70/0x100 [ 351.130162] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 351.134934] ? bpf_test_finish.isra.9+0x260/0x260 [ 351.139777] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 351.145311] ? fput+0x130/0x1a0 [ 351.148593] ? __bpf_prog_get+0x9b/0x290 [ 351.152675] ? bpf_test_finish.isra.9+0x260/0x260 [ 351.157973] ? bpf_prog_test_run+0x130/0x1a0 [ 351.162384] ? __x64_sys_bpf+0x3db/0x520 [ 351.166459] ? bpf_prog_get+0x20/0x20 [ 351.170283] ? do_syscall_64+0x1b9/0x820 [ 351.174343] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 351.179722] ? syscall_return_slowpath+0x5e0/0x5e0 [ 351.184658] ? trace_hardirqs_on_caller+0x310/0x310 [ 351.189678] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 351.194693] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 351.201357] ? __switch_to_asm+0x40/0x70 [ 351.205430] ? __switch_to_asm+0x34/0x70 [ 351.209523] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 351.214383] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 351.219759] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 351.219820] aoe: skb alloc failure [ 351.225983] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 351.225988] Call Trace: [ 351.225993] [ 351.226009] dump_stack+0x244/0x39d [ 351.226025] ? dump_stack_print_info.cold.1+0x20/0x20 [ 351.229570] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 351.238922] warn_alloc.cold.116+0xb7/0x1bd [ 351.241475] syz-executor2 cpuset=syz2 mems_allowed=0 [ 351.243616] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 351.277083] ? lock_downgrade+0x900/0x900 [ 351.281241] ? trace_hardirqs_off+0xb8/0x310 [ 351.285658] ? trace_hardirqs_off+0xb8/0x310 [ 351.290079] __alloc_pages_slowpath+0x2651/0x2de0 [ 351.294956] ? warn_alloc+0x120/0x120 [ 351.298777] ? print_usage_bug+0xc0/0xc0 [ 351.302851] ? warn_alloc+0x120/0x120 [ 351.306688] ? warn_alloc+0x120/0x120 [ 351.310488] ? print_usage_bug+0xc0/0xc0 [ 351.314555] ? print_usage_bug+0xc0/0xc0 [ 351.318617] ? __lock_acquire+0x62f/0x4c20 [ 351.322858] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 351.328421] ? should_fail+0x22d/0xd01 [ 351.332314] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 351.337419] ? __lock_acquire+0x62f/0x4c20 [ 351.341671] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 351.346773] ? __lock_acquire+0x62f/0x4c20 [ 351.351010] ? should_fail+0x22d/0xd01 [ 351.354904] ? find_held_lock+0x36/0x1c0 [ 351.359005] ? mark_held_locks+0x130/0x130 [ 351.363279] ? mark_held_locks+0x130/0x130 [ 351.367514] ? zap_class+0x640/0x640 [ 351.371233] ? zap_class+0x640/0x640 [ 351.374950] ? print_usage_bug+0xc0/0xc0 [ 351.379008] ? do_raw_spin_unlock+0xa7/0x330 [ 351.383416] ? zap_class+0x640/0x640 [ 351.387133] ? print_usage_bug+0xc0/0xc0 [ 351.391200] ? wq_watchdog_touch+0x9c/0xfe [ 351.395437] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.400988] ? check_preemption_disabled+0x48/0x280 [ 351.406032] ? __lock_is_held+0xb5/0x140 [ 351.410099] __alloc_pages_nodemask+0xad8/0xea0 [ 351.414780] ? zap_class+0x640/0x640 [ 351.418500] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 351.423531] ? find_held_lock+0x36/0x1c0 [ 351.427602] ? ____cache_alloc_node+0x1c7/0x1e0 [ 351.432271] ? lock_downgrade+0x900/0x900 [ 351.436428] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.442005] cache_grow_begin+0xa5/0x8c0 [ 351.446099] ? do_raw_spin_unlock+0xa7/0x330 [ 351.450531] fallback_alloc+0x204/0x2e0 [ 351.454515] ____cache_alloc_node+0x1c7/0x1e0 [ 351.459026] kmem_cache_alloc_node+0xe3/0x730 [ 351.463537] ? ipv6_get_ifaddr+0x42e/0x620 [ 351.467795] __alloc_skb+0x119/0x770 [ 351.471510] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 351.476793] ? netdev_alloc_frag+0x1f0/0x1f0 [ 351.481219] ? lock_downgrade+0x900/0x900 [ 351.485374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.490914] ? refcount_sub_and_test_checked+0x203/0x310 [ 351.496369] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 351.501837] ? addrconf_rs_timer+0x690/0x690 [ 351.506276] ndisc_alloc_skb+0x144/0x340 [ 351.510358] ndisc_send_rs+0x331/0x6e0 [ 351.514253] addrconf_rs_timer+0x314/0x690 [ 351.518490] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 351.522734] call_timer_fn+0x272/0x920 [ 351.526627] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 351.530862] ? process_timeout+0x40/0x40 [ 351.534939] ? mark_held_locks+0xc7/0x130 [ 351.539090] ? _raw_spin_unlock_irq+0x27/0x80 [ 351.543582] ? _raw_spin_unlock_irq+0x27/0x80 [ 351.548089] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 351.552342] ? lockdep_hardirqs_on+0x296/0x5b0 [ 351.556930] ? trace_hardirqs_on+0xbd/0x310 [ 351.561250] ? kasan_check_read+0x11/0x20 [ 351.565391] ? __run_timers+0x7da/0xc70 [ 351.569364] ? trace_hardirqs_off_caller+0x310/0x310 [ 351.574468] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 351.578707] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 351.582941] __run_timers+0x7e5/0xc70 [ 351.586752] ? timer_fixup_init+0x70/0x70 [ 351.590907] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 351.595921] ? zap_class+0x640/0x640 [ 351.599651] ? print_usage_bug+0xc0/0xc0 [ 351.603713] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 351.608918] ? find_held_lock+0x36/0x1c0 [ 351.612991] ? zap_class+0x640/0x640 [ 351.616715] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.622256] ? check_preemption_disabled+0x48/0x280 [ 351.627280] ? __lock_is_held+0xb5/0x140 [ 351.631347] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.636896] ? check_preemption_disabled+0x48/0x280 [ 351.641970] run_timer_softirq+0x52/0xb0 [ 351.646049] ? rcu_read_lock_sched_held+0x14f/0x180 [ 351.651075] __do_softirq+0x308/0xb7e [ 351.654917] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 351.659411] ? lock_downgrade+0x900/0x900 [ 351.663561] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 351.668694] ? pvclock_read_flags+0x160/0x160 [ 351.673191] ? lapic_next_event+0x5a/0x90 [ 351.677354] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.682901] ? kvm_clock_read+0x18/0x30 [ 351.686872] ? kvm_sched_clock_read+0x9/0x20 [ 351.691288] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.696824] ? check_preemption_disabled+0x48/0x280 [ 351.701903] irq_exit+0x17f/0x1c0 [ 351.705365] smp_apic_timer_interrupt+0x1cb/0x760 [ 351.710242] ? smp_call_function_single_interrupt+0x650/0x650 [ 351.716148] ? interrupt_entry+0xb5/0xc0 [ 351.720219] ? trace_hardirqs_off_caller+0xbb/0x310 [ 351.725231] ? trace_hardirqs_off_caller+0xbb/0x310 [ 351.730252] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 351.735091] ? trace_hardirqs_on_caller+0x310/0x310 [ 351.740102] ? trace_hardirqs_on_caller+0x310/0x310 [ 351.745117] ? task_prio+0x50/0x50 [ 351.748665] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.754201] ? check_preemption_disabled+0x48/0x280 [ 351.759219] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 351.764254] apic_timer_interrupt+0xf/0x20 [ 351.768499] [ 351.770736] RIP: 0010:check_memory_region+0x117/0x1b0 [ 351.775927] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 351.794825] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 351.802529] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 351.809788] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 351.817052] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 351.824312] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 351.831569] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 351.838859] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 351.844195] kasan_check_read+0x11/0x20 [ 351.848168] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 351.853270] ? rcu_softirq_qs+0x20/0x20 [ 351.857265] rcu_is_watching+0x10/0x30 [ 351.861167] page_evictable+0x3c0/0x540 [ 351.865169] ? kswapd_stop+0x100/0x100 [ 351.869056] ? trace_hardirqs_off_caller+0x310/0x310 [ 351.874175] ? perf_trace_sched_process_exec+0x860/0x860 [ 351.879633] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.885230] ? check_preemption_disabled+0x48/0x280 [ 351.890245] shrink_active_list+0x869/0x1f00 [ 351.894705] ? mark_held_locks+0xc7/0x130 [ 351.898887] ? shrink_inactive_list+0x1c60/0x1c60 [ 351.903733] ? trace_hardirqs_on+0xbd/0x310 [ 351.908048] ? find_held_lock+0x36/0x1c0 [ 351.912104] ? shrink_inactive_list+0xa4a/0x1c60 [ 351.916872] ? trace_hardirqs_off_caller+0x310/0x310 [ 351.921994] ? zap_class+0x640/0x640 [ 351.925714] ? print_usage_bug+0xc0/0xc0 [ 351.929795] ? __page_frag_cache_drain+0x210/0x210 [ 351.934729] ? print_usage_bug+0xc0/0xc0 [ 351.938792] ? mark_held_locks+0xc7/0x130 [ 351.942961] ? find_held_lock+0x36/0x1c0 [ 351.947029] ? zap_class+0x640/0x640 [ 351.950744] ? mark_held_locks+0xc7/0x130 [ 351.954887] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.960428] ? check_preemption_disabled+0x48/0x280 [ 351.965447] ? zap_class+0x640/0x640 [ 351.969164] ? __lock_is_held+0xb5/0x140 [ 351.973223] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.978760] ? check_preemption_disabled+0x48/0x280 [ 351.983797] ? __lock_is_held+0xb5/0x140 [ 351.988129] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 351.993143] ? inactive_list_is_low+0x305/0x880 [ 351.997823] ? lruvec_lru_size+0x450/0x450 [ 352.002057] ? kasan_check_read+0x11/0x20 [ 352.006259] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 352.011215] shrink_node_memcg+0x803/0x18f0 [ 352.015554] ? shrink_active_list+0x1f00/0x1f00 [ 352.020223] ? lock_downgrade+0x900/0x900 [ 352.024364] ? check_flush_dependency+0x410/0x410 [ 352.029268] ? kasan_check_read+0x11/0x20 [ 352.033422] ? do_raw_spin_unlock+0xa7/0x330 [ 352.037841] ? ___preempt_schedule+0x16/0x18 [ 352.042305] ? _raw_spin_unlock+0x3f/0x50 [ 352.046472] shrink_node+0x3bc/0x16b0 [ 352.050269] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 352.055566] ? shrink_node_memcg+0x18f0/0x18f0 [ 352.060163] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 352.064740] ? trace_hardirqs_on+0xbd/0x310 [ 352.069056] ? vmpressure+0x271/0x340 [ 352.072856] ? do_raw_spin_trylock+0x270/0x270 [ 352.077457] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 352.082991] ? __cpuset_node_allowed+0x19b/0x660 [ 352.087748] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 352.093452] ? vmpressure+0x1a2/0x340 [ 352.097261] do_try_to_free_pages+0x3e7/0x1290 [ 352.101842] ? zap_class+0x640/0x640 [ 352.105568] ? shrink_node+0x16b0/0x16b0 [ 352.109625] ? __lock_is_held+0xb5/0x140 [ 352.113701] try_to_free_pages+0x4d0/0xb90 [ 352.117956] ? do_try_to_free_pages+0x1290/0x1290 [ 352.122811] ? lock_acquire+0x1ed/0x520 [ 352.126783] ? set_page_refcounted+0x280/0x280 [ 352.131369] ? lock_release+0xa00/0xa00 [ 352.135374] ? _raw_spin_unlock_irq+0x60/0x80 [ 352.139866] ? psi_memstall_enter+0x240/0x2b0 [ 352.144366] ? psi_memstall_tick+0x230/0x230 [ 352.148781] __alloc_pages_slowpath+0xa48/0x2de0 [ 352.153580] ? warn_alloc+0x120/0x120 [ 352.157377] ? mark_held_locks+0x130/0x130 [ 352.161645] ? find_get_entry+0xaae/0x1120 [ 352.165927] ? filemap_map_pages+0x1a20/0x1a20 [ 352.170516] ? zap_class+0x640/0x640 [ 352.174250] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.179835] ? check_preemption_disabled+0x48/0x280 [ 352.184852] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 352.190411] ? should_fail+0x22d/0xd01 [ 352.194304] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 352.199441] ? zap_class+0x640/0x640 [ 352.203185] ? __lock_is_held+0xb5/0x140 [ 352.207252] ? mark_held_locks+0x130/0x130 [ 352.211488] ? lock_release+0xa00/0xa00 [ 352.215466] ? perf_trace_sched_process_exec+0x860/0x860 [ 352.220921] ? xa_load+0x2ba/0x460 [ 352.224463] ? lock_downgrade+0x900/0x900 [ 352.228615] ? __might_sleep+0x95/0x190 [ 352.232610] __alloc_pages_nodemask+0xad8/0xea0 [ 352.237304] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 352.242371] ? __page_cache_alloc+0x191/0x5c0 [ 352.246863] ? xa_load+0x2e1/0x460 [ 352.250408] ? xa_clear_mark+0x40/0x40 [ 352.254305] ? zap_class+0x640/0x640 [ 352.258026] ? zap_class+0x640/0x640 [ 352.261738] ? zap_class+0x640/0x640 [ 352.265452] ? __do_page_cache_readahead+0x663/0x810 [ 352.270560] ? find_held_lock+0x36/0x1c0 [ 352.274627] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 352.280179] alloc_pages_current+0x173/0x350 [ 352.284593] __page_cache_alloc+0x38c/0x5c0 [ 352.288927] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 352.293855] ? kasan_check_read+0x11/0x20 [ 352.298014] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 352.303295] ? generic_perform_write+0x6a0/0x6a0 [ 352.308069] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 352.313612] ? check_preemption_disabled+0x48/0x280 [ 352.318683] filemap_fault+0x1595/0x25f0 [ 352.322760] ? __lock_page_or_retry+0xa00/0xa00 [ 352.327434] ? mark_held_locks+0x130/0x130 [ 352.331679] ? filemap_map_pages+0xd6b/0x1a20 [ 352.336182] ? lock_downgrade+0x900/0x900 [ 352.340335] ? check_preemption_disabled+0x48/0x280 [ 352.345359] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 352.350288] ? kasan_check_read+0x11/0x20 [ 352.354438] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 352.359715] ? rcu_softirq_qs+0x20/0x20 [ 352.363722] ? filemap_map_pages+0xd92/0x1a20 [ 352.368220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.373763] ? find_get_entries_tag+0x1400/0x1400 [ 352.378612] ? __lock_acquire+0x62f/0x4c20 [ 352.382875] ? lock_acquire+0x1ed/0x520 [ 352.386871] ? ext4_filemap_fault+0x7a/0xad [ 352.391231] ? lock_release+0xa00/0xa00 [ 352.395206] ? perf_trace_sched_process_exec+0x860/0x860 [ 352.400669] ? print_usage_bug+0xc0/0xc0 [ 352.404730] ? print_usage_bug+0xc0/0xc0 [ 352.408800] ? down_read+0x8d/0x120 [ 352.412423] ? ext4_filemap_fault+0x7a/0xad [ 352.416747] ? __down_interruptible+0x700/0x700 [ 352.421442] ext4_filemap_fault+0x82/0xad [ 352.425611] __do_fault+0x100/0x6b0 [ 352.429243] ? pmd_devmap_trans_unstable+0x220/0x220 [ 352.434348] ? mark_held_locks+0x130/0x130 [ 352.438585] ? mark_held_locks+0x130/0x130 [ 352.442821] ? find_held_lock+0x36/0x1c0 [ 352.446910] ? find_held_lock+0x36/0x1c0 [ 352.450975] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 352.456518] __handle_mm_fault+0x3ea0/0x5be0 [ 352.460934] ? poll_select_copy_remaining+0x18c/0x6a0 [ 352.466132] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 352.470993] ? __might_fault+0x12b/0x1e0 [ 352.475059] ? lock_downgrade+0x900/0x900 [ 352.479223] ? zap_class+0x640/0x640 [ 352.482937] ? zap_class+0x640/0x640 [ 352.486662] ? find_held_lock+0x36/0x1c0 [ 352.490736] ? handle_mm_fault+0x42a/0xc70 [ 352.494971] ? lock_downgrade+0x900/0x900 [ 352.499123] ? check_preemption_disabled+0x48/0x280 [ 352.504146] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 352.509096] ? kasan_check_read+0x11/0x20 [ 352.513248] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 352.518525] ? rcu_softirq_qs+0x20/0x20 [ 352.522503] ? trace_hardirqs_off_caller+0x310/0x310 [ 352.527613] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 352.533186] ? check_preemption_disabled+0x48/0x280 [ 352.538234] handle_mm_fault+0x54f/0xc70 [ 352.542302] ? __handle_mm_fault+0x5be0/0x5be0 [ 352.546899] ? find_vma+0x34/0x190 [ 352.550449] __do_page_fault+0x5e8/0xe60 [ 352.554509] ? trace_hardirqs_off+0xb8/0x310 [ 352.558933] do_page_fault+0xf2/0x7e0 [ 352.562735] ? vmalloc_sync_all+0x30/0x30 [ 352.566882] ? error_entry+0x70/0xd0 [ 352.570607] ? trace_hardirqs_off_caller+0xbb/0x310 [ 352.575636] ? trace_hardirqs_on_caller+0xc0/0x310 [ 352.580566] ? syscall_return_slowpath+0x5e0/0x5e0 [ 352.585496] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 352.590339] ? trace_hardirqs_on_caller+0x310/0x310 [ 352.595359] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 352.600808] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 352.605829] ? prepare_exit_to_usermode+0x291/0x3b0 [ 352.610846] ? page_fault+0x8/0x30 [ 352.614391] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 352.619258] ? page_fault+0x8/0x30 [ 352.622801] page_fault+0x1e/0x30 [ 352.626255] RIP: 0033:0x7efe5ebdedd3 [ 352.629986] Code: Bad RIP value. [ 352.633346] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 352.638723] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 352.646007] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 352.653277] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 352.660542] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 352.667807] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 352.675100] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 352.675105] warn_alloc_show_mem: 1 callbacks suppressed [ 352.675112] Mem-Info: [ 352.682400] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 352.687765] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 352.687765] active_file:14 inactive_file:10 isolated_file:0 [ 352.687765] unevictable:0 dirty:0 writeback:0 unstable:0 [ 352.687765] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 352.687765] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 352.687765] free:13762 free_pcp:570 free_cma:0 [ 352.690158] Call Trace: [ 352.699543] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 352.732383] [ 352.734955] 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 [ 352.762360] dump_stack+0x244/0x39d [ 352.764480] lowmem_reserve[]: 0 2818 6321 6321 [ 352.790596] ? dump_stack_print_info.cold.1+0x20/0x20 [ 352.794195] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 352.798776] warn_alloc.cold.116+0xb7/0x1bd [ 352.803931] lowmem_reserve[]: 0 0 3503 3503 [ 352.831593] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 352.835886] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 352.840261] ? lock_downgrade+0x900/0x900 [ 352.845075] lowmem_reserve[]: 0 0 0 0 [ 352.874045] ? trace_hardirqs_off+0xb8/0x310 [ 352.878201] 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 [ 352.882011] ? trace_hardirqs_off+0xb8/0x310 [ 352.886394] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 352.899916] __alloc_pages_slowpath+0x2651/0x2de0 [ 352.904307] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 352.919580] ? warn_alloc+0x120/0x120 [ 352.924384] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 352.939368] ? warn_alloc+0x120/0x120 [ 352.943155] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 352.951972] ? __lock_acquire+0x62f/0x4c20 [ 352.955747] 268 total pagecache pages [ 352.964312] ? warn_alloc+0x120/0x120 [ 352.968529] 0 pages in swap cache [ 352.972312] ? print_usage_bug+0xc0/0xc0 [ 352.976088] Swap cache stats: add 0, delete 0, find 0/0 [ 352.979543] ? print_usage_bug+0xc0/0xc0 [ 352.983579] Free swap = 0kB [ 352.988938] ? mark_held_locks+0x130/0x130 [ 352.992977] Total swap = 0kB [ 352.995995] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 353.000203] 1965979 pages RAM [ 353.003216] ? should_fail+0x22d/0xd01 [ 353.008725] 0 pages HighMem/MovableOnly [ 353.011824] ? zap_class+0x640/0x640 [ 353.015683] 342854 pages reserved [ 353.019644] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 353.023329] 0 pages cma reserved [ 353.026772] ? __lock_acquire+0x62f/0x4c20 [ 353.031918] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 353.035206] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 353.039500] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 353.045919] ? should_fail+0x22d/0xd01 [ 353.050997] init cpuset=/ mems_allowed=0 [ 353.061765] ? mark_held_locks+0x130/0x130 [ 353.073930] ? mark_held_locks+0x130/0x130 [ 353.078165] ? lock_downgrade+0x900/0x900 [ 353.082327] ? zap_class+0x640/0x640 [ 353.086042] ? zap_class+0x640/0x640 [ 353.089758] ? zap_class+0x640/0x640 [ 353.093467] ? do_raw_spin_unlock+0xa7/0x330 [ 353.097914] ? trace_hardirqs_on+0x310/0x310 [ 353.102329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.107868] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.113412] ? check_preemption_disabled+0x48/0x280 [ 353.118904] ? __lock_is_held+0xb5/0x140 [ 353.122977] __alloc_pages_nodemask+0xad8/0xea0 [ 353.127643] ? zap_class+0x640/0x640 [ 353.131370] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 353.136412] ? find_held_lock+0x36/0x1c0 [ 353.140481] ? ____cache_alloc_node+0x1c7/0x1e0 [ 353.145166] ? lock_downgrade+0x900/0x900 [ 353.149333] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.154868] cache_grow_begin+0xa5/0x8c0 [ 353.158932] ? do_raw_spin_unlock+0xa7/0x330 [ 353.163341] fallback_alloc+0x204/0x2e0 [ 353.167316] ____cache_alloc_node+0x1c7/0x1e0 [ 353.171814] kmem_cache_alloc_node+0xe3/0x730 [ 353.176308] ? lockdep_hardirqs_on+0x296/0x5b0 [ 353.180903] __alloc_skb+0x119/0x770 [ 353.184647] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 353.190032] ? netdev_alloc_frag+0x1f0/0x1f0 [ 353.194454] ? vprintk_default+0x28/0x30 [ 353.198513] ? vprintk_func+0x85/0x181 [ 353.202395] ? printk+0xa7/0xcf [ 353.205672] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 353.210437] new_skb+0x26/0x1c0 [ 353.213714] aoecmd_cfg+0x279/0x7f0 [ 353.217339] ? find_held_lock+0x36/0x1c0 [ 353.221403] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 353.225727] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.231274] ? __lock_is_held+0xb5/0x140 [ 353.235342] discover_timer+0x50/0x60 [ 353.239142] call_timer_fn+0x272/0x920 [ 353.243031] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 353.247878] ? process_timeout+0x40/0x40 [ 353.251979] ? __run_timers+0x7da/0xc70 [ 353.255955] ? _raw_spin_unlock_irq+0x27/0x80 [ 353.260447] ? _raw_spin_unlock_irq+0x27/0x80 [ 353.264956] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 353.269799] ? lockdep_hardirqs_on+0x296/0x5b0 [ 353.274398] ? trace_hardirqs_on+0xbd/0x310 [ 353.278718] ? kasan_check_read+0x11/0x20 [ 353.282863] ? __run_timers+0x7da/0xc70 [ 353.286845] ? trace_hardirqs_off_caller+0x310/0x310 [ 353.291973] ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37 [ 353.297372] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 353.302210] __run_timers+0x7e5/0xc70 [ 353.306018] ? timer_fixup_init+0x70/0x70 [ 353.310165] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 353.315178] ? zap_class+0x640/0x640 [ 353.318900] ? enqueue_hrtimer+0x1a5/0x560 [ 353.323138] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 353.328348] ? find_held_lock+0x36/0x1c0 [ 353.332415] ? zap_class+0x640/0x640 [ 353.336130] ? pvclock_read_flags+0x160/0x160 [ 353.340626] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.346200] ? check_preemption_disabled+0x48/0x280 [ 353.351258] ? __lock_is_held+0xb5/0x140 [ 353.355322] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.360880] ? check_preemption_disabled+0x48/0x280 [ 353.365920] run_timer_softirq+0x52/0xb0 [ 353.369982] ? rcu_read_lock_sched_held+0x14f/0x180 [ 353.374997] __do_softirq+0x308/0xb7e [ 353.378840] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 353.383382] ? lock_downgrade+0x900/0x900 [ 353.387535] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 353.392656] ? pvclock_read_flags+0x160/0x160 [ 353.397164] ? lapic_next_event+0x5a/0x90 [ 353.401313] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.406855] ? kvm_clock_read+0x18/0x30 [ 353.410832] ? kvm_sched_clock_read+0x9/0x20 [ 353.415244] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.420783] ? check_preemption_disabled+0x48/0x280 [ 353.425803] irq_exit+0x17f/0x1c0 [ 353.429256] smp_apic_timer_interrupt+0x1cb/0x760 [ 353.434098] ? smp_reschedule_interrupt+0x109/0x650 [ 353.439115] ? smp_call_function_single_interrupt+0x650/0x650 [ 353.444999] ? interrupt_entry+0xb5/0xc0 [ 353.449054] ? trace_hardirqs_off_caller+0xbb/0x310 [ 353.454079] ? trace_hardirqs_off_caller+0xbb/0x310 [ 353.459117] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 353.463958] ? trace_hardirqs_on_caller+0x310/0x310 [ 353.468969] ? trace_hardirqs_on_caller+0x310/0x310 [ 353.473985] ? task_prio+0x50/0x50 [ 353.477523] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.483061] ? check_preemption_disabled+0x48/0x280 [ 353.488083] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 353.492948] apic_timer_interrupt+0xf/0x20 [ 353.497180] [ 353.499420] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 353.504348] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 353.523243] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 353.530961] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 353.538226] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 353.545498] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 353.552764] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 353.560031] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 353.567329] skb_clone+0x1bb/0x500 [ 353.570877] ? finish_task_switch+0x663/0x910 [ 353.575372] ? skb_split+0x11e0/0x11e0 [ 353.579261] ? preempt_notifier_register+0x200/0x200 [ 353.584378] ? __switch_to_asm+0x34/0x70 [ 353.588435] ? __switch_to_asm+0x34/0x70 [ 353.592492] ? __switch_to_asm+0x40/0x70 [ 353.596546] ? __switch_to_asm+0x34/0x70 [ 353.600620] ? __switch_to_asm+0x40/0x70 [ 353.604682] ? __switch_to_asm+0x34/0x70 [ 353.608742] ? __switch_to_asm+0x40/0x70 [ 353.612798] ? __switch_to_asm+0x34/0x70 [ 353.616856] ? __switch_to_asm+0x34/0x70 [ 353.620918] ? __switch_to_asm+0x40/0x70 [ 353.624975] ? __switch_to_asm+0x34/0x70 [ 353.629037] bpf_clone_redirect+0xb9/0x490 [ 353.633273] ? __schedule+0x8d7/0x21d0 [ 353.637166] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 353.642189] ? __sched_text_start+0x8/0x8 [ 353.646339] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 353.651104] ? find_held_lock+0x36/0x1c0 [ 353.655171] ? lock_acquire+0x1ed/0x520 [ 353.659143] ? bpf_test_run+0x3cb/0x780 [ 353.663147] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.668688] ? check_preemption_disabled+0x48/0x280 [ 353.673710] ? kasan_check_read+0x11/0x20 [ 353.677859] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 353.683144] ? rcu_softirq_qs+0x20/0x20 [ 353.687135] ? preempt_schedule+0x4d/0x60 [ 353.691281] ? ___preempt_schedule+0x16/0x18 [ 353.695693] ? bpf_test_run+0x25d/0x780 [ 353.699694] ? netlink_diag_dump+0x2a0/0x2a0 [ 353.704109] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 353.709662] ? bpf_test_init.isra.10+0x70/0x100 [ 353.714335] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 353.719116] ? bpf_test_finish.isra.9+0x260/0x260 [ 353.723960] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 353.729493] ? fput+0x130/0x1a0 [ 353.732810] ? __bpf_prog_get+0x9b/0x290 [ 353.736873] ? bpf_test_finish.isra.9+0x260/0x260 [ 353.741733] ? bpf_prog_test_run+0x130/0x1a0 [ 353.746157] ? __x64_sys_bpf+0x3db/0x520 [ 353.750217] ? bpf_prog_get+0x20/0x20 [ 353.754055] ? do_syscall_64+0x1b9/0x820 [ 353.758132] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 353.763497] ? syscall_return_slowpath+0x5e0/0x5e0 [ 353.768428] ? trace_hardirqs_on_caller+0x310/0x310 [ 353.773473] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 353.778487] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 353.785149] ? __switch_to_asm+0x40/0x70 [ 353.789205] ? __switch_to_asm+0x34/0x70 [ 353.793273] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 353.798124] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 353.803533] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 353.803595] aoe: skb alloc failure [ 353.809765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 353.809773] Call Trace: [ 353.813360] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 353.822636] [ 353.825209] syz-executor2 cpuset=syz2 mems_allowed=0 [ 353.835686] dump_stack+0x244/0x39d [ 353.846518] ? dump_stack_print_info.cold.1+0x20/0x20 [ 353.851732] warn_alloc.cold.116+0xb7/0x1bd [ 353.856054] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 353.860909] ? lock_downgrade+0x900/0x900 [ 353.865099] ? trace_hardirqs_off+0xb8/0x310 [ 353.869514] ? trace_hardirqs_off+0xb8/0x310 [ 353.873930] __alloc_pages_slowpath+0x2651/0x2de0 [ 353.878796] ? warn_alloc+0x120/0x120 [ 353.882609] ? print_usage_bug+0xc0/0xc0 [ 353.886671] ? warn_alloc+0x120/0x120 [ 353.890480] ? warn_alloc+0x120/0x120 [ 353.894283] ? print_usage_bug+0xc0/0xc0 [ 353.898345] ? print_usage_bug+0xc0/0xc0 [ 353.902418] ? __lock_acquire+0x62f/0x4c20 [ 353.906654] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 353.912191] ? should_fail+0x22d/0xd01 [ 353.916096] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 353.921213] ? __lock_acquire+0x62f/0x4c20 [ 353.925465] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 353.930567] ? __lock_acquire+0x62f/0x4c20 [ 353.934797] ? should_fail+0x22d/0xd01 [ 353.938687] ? find_held_lock+0x36/0x1c0 [ 353.942756] ? mark_held_locks+0x130/0x130 [ 353.946996] ? mark_held_locks+0x130/0x130 [ 353.951230] ? zap_class+0x640/0x640 [ 353.954940] ? zap_class+0x640/0x640 [ 353.958653] ? print_usage_bug+0xc0/0xc0 [ 353.962712] ? do_raw_spin_unlock+0xa7/0x330 [ 353.967118] ? zap_class+0x640/0x640 [ 353.970837] ? print_usage_bug+0xc0/0xc0 [ 353.974907] ? wq_watchdog_touch+0x9c/0xfe [ 353.979149] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.984946] ? check_preemption_disabled+0x48/0x280 [ 353.989978] ? __lock_is_held+0xb5/0x140 [ 353.994047] __alloc_pages_nodemask+0xad8/0xea0 [ 353.998720] ? zap_class+0x640/0x640 [ 354.002440] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 354.007485] ? find_held_lock+0x36/0x1c0 [ 354.011554] ? ____cache_alloc_node+0x1c7/0x1e0 [ 354.016223] ? lock_downgrade+0x900/0x900 [ 354.020376] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.025950] cache_grow_begin+0xa5/0x8c0 [ 354.030011] ? do_raw_spin_unlock+0xa7/0x330 [ 354.034457] fallback_alloc+0x204/0x2e0 [ 354.038436] ____cache_alloc_node+0x1c7/0x1e0 [ 354.042937] kmem_cache_alloc_node+0xe3/0x730 [ 354.047431] ? ipv6_get_ifaddr+0x42e/0x620 [ 354.051690] __alloc_skb+0x119/0x770 [ 354.055401] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 354.060685] ? netdev_alloc_frag+0x1f0/0x1f0 [ 354.065091] ? lock_downgrade+0x900/0x900 [ 354.069248] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.074789] ? refcount_sub_and_test_checked+0x203/0x310 [ 354.080257] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 354.085705] ? addrconf_rs_timer+0x690/0x690 [ 354.090125] ndisc_alloc_skb+0x144/0x340 [ 354.094200] ndisc_send_rs+0x331/0x6e0 [ 354.098091] addrconf_rs_timer+0x314/0x690 [ 354.102334] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 354.106578] call_timer_fn+0x272/0x920 [ 354.110462] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 354.114695] ? process_timeout+0x40/0x40 [ 354.118767] ? mark_held_locks+0xc7/0x130 [ 354.122940] ? _raw_spin_unlock_irq+0x27/0x80 [ 354.127429] ? _raw_spin_unlock_irq+0x27/0x80 [ 354.131937] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 354.136189] ? lockdep_hardirqs_on+0x296/0x5b0 [ 354.140787] ? trace_hardirqs_on+0xbd/0x310 [ 354.145111] ? kasan_check_read+0x11/0x20 [ 354.149256] ? __run_timers+0x7da/0xc70 [ 354.153229] ? trace_hardirqs_off_caller+0x310/0x310 [ 354.158360] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 354.162590] __run_timers+0x7e5/0xc70 [ 354.166425] ? timer_fixup_init+0x70/0x70 [ 354.170594] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 354.175609] ? zap_class+0x640/0x640 [ 354.179319] ? print_usage_bug+0xc0/0xc0 [ 354.183395] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 354.188588] ? find_held_lock+0x36/0x1c0 [ 354.192649] ? zap_class+0x640/0x640 [ 354.196365] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.201909] ? check_preemption_disabled+0x48/0x280 [ 354.206938] ? __lock_is_held+0xb5/0x140 [ 354.210995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.216649] ? check_preemption_disabled+0x48/0x280 [ 354.221683] run_timer_softirq+0x52/0xb0 [ 354.225759] ? rcu_read_lock_sched_held+0x14f/0x180 [ 354.230818] __do_softirq+0x308/0xb7e [ 354.234618] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 354.239111] ? lock_downgrade+0x900/0x900 [ 354.243281] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 354.248390] ? pvclock_read_flags+0x160/0x160 [ 354.252898] ? lapic_next_event+0x5a/0x90 [ 354.257049] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.262606] ? kvm_clock_read+0x18/0x30 [ 354.266576] ? kvm_sched_clock_read+0x9/0x20 [ 354.270987] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.276538] ? check_preemption_disabled+0x48/0x280 [ 354.281575] irq_exit+0x17f/0x1c0 [ 354.285032] smp_apic_timer_interrupt+0x1cb/0x760 [ 354.289880] ? smp_call_function_single_interrupt+0x650/0x650 [ 354.295785] ? interrupt_entry+0xb5/0xc0 [ 354.299864] ? trace_hardirqs_off_caller+0xbb/0x310 [ 354.304888] ? trace_hardirqs_off_caller+0xbb/0x310 [ 354.309917] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 354.314784] ? trace_hardirqs_on_caller+0x310/0x310 [ 354.319812] ? trace_hardirqs_on_caller+0x310/0x310 [ 354.324823] ? task_prio+0x50/0x50 [ 354.328366] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.333906] ? check_preemption_disabled+0x48/0x280 [ 354.338930] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 354.343778] apic_timer_interrupt+0xf/0x20 [ 354.347999] [ 354.350240] RIP: 0010:check_memory_region+0x117/0x1b0 [ 354.355429] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 354.374327] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 354.382036] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 354.389299] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 354.396578] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 354.403840] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 354.411105] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 354.418398] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 354.423689] kasan_check_read+0x11/0x20 [ 354.427660] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 354.432762] ? rcu_softirq_qs+0x20/0x20 [ 354.436742] rcu_is_watching+0x10/0x30 [ 354.440630] page_evictable+0x3c0/0x540 [ 354.444633] ? kswapd_stop+0x100/0x100 [ 354.448528] ? trace_hardirqs_off_caller+0x310/0x310 [ 354.453664] ? perf_trace_sched_process_exec+0x860/0x860 [ 354.459141] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.464687] ? check_preemption_disabled+0x48/0x280 [ 354.469730] shrink_active_list+0x869/0x1f00 [ 354.474146] ? mark_held_locks+0xc7/0x130 [ 354.478319] ? shrink_inactive_list+0x1c60/0x1c60 [ 354.483170] ? trace_hardirqs_on+0xbd/0x310 [ 354.487496] ? find_held_lock+0x36/0x1c0 [ 354.491554] ? shrink_inactive_list+0xa4a/0x1c60 [ 354.496311] ? trace_hardirqs_off_caller+0x310/0x310 [ 354.501413] ? zap_class+0x640/0x640 [ 354.505128] ? print_usage_bug+0xc0/0xc0 [ 354.509214] ? __page_frag_cache_drain+0x210/0x210 [ 354.514139] ? print_usage_bug+0xc0/0xc0 [ 354.518210] ? mark_held_locks+0xc7/0x130 [ 354.522363] ? find_held_lock+0x36/0x1c0 [ 354.526458] ? zap_class+0x640/0x640 [ 354.530184] ? mark_held_locks+0xc7/0x130 [ 354.534333] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.539869] ? check_preemption_disabled+0x48/0x280 [ 354.544931] ? zap_class+0x640/0x640 [ 354.548658] ? __lock_is_held+0xb5/0x140 [ 354.552724] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.558281] ? check_preemption_disabled+0x48/0x280 [ 354.563310] ? __lock_is_held+0xb5/0x140 [ 354.567387] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 354.572419] ? inactive_list_is_low+0x305/0x880 [ 354.577110] ? lruvec_lru_size+0x450/0x450 [ 354.581345] ? kasan_check_read+0x11/0x20 [ 354.585502] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 354.590475] shrink_node_memcg+0x803/0x18f0 [ 354.594814] ? shrink_active_list+0x1f00/0x1f00 [ 354.599488] ? lock_downgrade+0x900/0x900 [ 354.603645] ? check_flush_dependency+0x410/0x410 [ 354.608513] ? kasan_check_read+0x11/0x20 [ 354.612661] ? do_raw_spin_unlock+0xa7/0x330 [ 354.617090] ? ___preempt_schedule+0x16/0x18 [ 354.621506] ? _raw_spin_unlock+0x3f/0x50 [ 354.625662] shrink_node+0x3bc/0x16b0 [ 354.629466] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 354.634769] ? shrink_node_memcg+0x18f0/0x18f0 [ 354.639387] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 354.643988] ? trace_hardirqs_on+0xbd/0x310 [ 354.648314] ? vmpressure+0x271/0x340 [ 354.652116] ? do_raw_spin_trylock+0x270/0x270 [ 354.656725] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 354.662267] ? __cpuset_node_allowed+0x19b/0x660 [ 354.667028] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 354.672736] ? vmpressure+0x1a2/0x340 [ 354.676546] do_try_to_free_pages+0x3e7/0x1290 [ 354.681128] ? zap_class+0x640/0x640 [ 354.684868] ? shrink_node+0x16b0/0x16b0 [ 354.688937] ? __lock_is_held+0xb5/0x140 [ 354.693024] try_to_free_pages+0x4d0/0xb90 [ 354.697266] ? do_try_to_free_pages+0x1290/0x1290 [ 354.702121] ? lock_acquire+0x1ed/0x520 [ 354.706101] ? set_page_refcounted+0x280/0x280 [ 354.710689] ? lock_release+0xa00/0xa00 [ 354.714682] ? _raw_spin_unlock_irq+0x60/0x80 [ 354.719197] ? psi_memstall_enter+0x240/0x2b0 [ 354.723701] ? psi_memstall_tick+0x230/0x230 [ 354.728120] __alloc_pages_slowpath+0xa48/0x2de0 [ 354.732926] ? warn_alloc+0x120/0x120 [ 354.736726] ? mark_held_locks+0x130/0x130 [ 354.740969] ? find_get_entry+0xaae/0x1120 [ 354.745237] ? filemap_map_pages+0x1a20/0x1a20 [ 354.749868] ? zap_class+0x640/0x640 [ 354.753616] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.759165] ? check_preemption_disabled+0x48/0x280 [ 354.764188] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 354.769724] ? should_fail+0x22d/0xd01 [ 354.773627] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 354.778749] ? zap_class+0x640/0x640 [ 354.782493] ? __lock_is_held+0xb5/0x140 [ 354.786563] ? mark_held_locks+0x130/0x130 [ 354.790807] ? lock_release+0xa00/0xa00 [ 354.794782] ? perf_trace_sched_process_exec+0x860/0x860 [ 354.800245] ? xa_load+0x2ba/0x460 [ 354.803786] ? lock_downgrade+0x900/0x900 [ 354.807965] ? __might_sleep+0x95/0x190 [ 354.811941] __alloc_pages_nodemask+0xad8/0xea0 [ 354.816618] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 354.821647] ? __page_cache_alloc+0x191/0x5c0 [ 354.826161] ? xa_load+0x2e1/0x460 [ 354.829702] ? xa_clear_mark+0x40/0x40 [ 354.833603] ? zap_class+0x640/0x640 [ 354.837322] ? zap_class+0x640/0x640 [ 354.841034] ? zap_class+0x640/0x640 [ 354.844743] ? __do_page_cache_readahead+0x663/0x810 [ 354.849849] ? find_held_lock+0x36/0x1c0 [ 354.853918] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 354.859468] alloc_pages_current+0x173/0x350 [ 354.863904] __page_cache_alloc+0x38c/0x5c0 [ 354.868223] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 354.873158] ? kasan_check_read+0x11/0x20 [ 354.877335] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 354.882617] ? generic_perform_write+0x6a0/0x6a0 [ 354.887370] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 354.892918] ? check_preemption_disabled+0x48/0x280 [ 354.897943] filemap_fault+0x1595/0x25f0 [ 354.902017] ? __lock_page_or_retry+0xa00/0xa00 [ 354.906686] ? mark_held_locks+0x130/0x130 [ 354.910937] ? filemap_map_pages+0xd6b/0x1a20 [ 354.915437] ? lock_downgrade+0x900/0x900 [ 354.919581] ? check_preemption_disabled+0x48/0x280 [ 354.924598] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 354.929523] ? kasan_check_read+0x11/0x20 [ 354.933666] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 354.938957] ? rcu_softirq_qs+0x20/0x20 [ 354.942944] ? filemap_map_pages+0xd92/0x1a20 [ 354.947442] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.952983] ? find_get_entries_tag+0x1400/0x1400 [ 354.957842] ? __lock_acquire+0x62f/0x4c20 [ 354.962086] ? lock_acquire+0x1ed/0x520 [ 354.966063] ? ext4_filemap_fault+0x7a/0xad [ 354.970393] ? lock_release+0xa00/0xa00 [ 354.974368] ? perf_trace_sched_process_exec+0x860/0x860 [ 354.979836] ? print_usage_bug+0xc0/0xc0 [ 354.983908] ? print_usage_bug+0xc0/0xc0 [ 354.988079] ? down_read+0x8d/0x120 [ 354.991702] ? ext4_filemap_fault+0x7a/0xad [ 354.996021] ? __down_interruptible+0x700/0x700 [ 355.000704] ext4_filemap_fault+0x82/0xad [ 355.004856] __do_fault+0x100/0x6b0 [ 355.008486] ? pmd_devmap_trans_unstable+0x220/0x220 [ 355.013594] ? mark_held_locks+0x130/0x130 [ 355.017828] ? mark_held_locks+0x130/0x130 [ 355.022058] ? find_held_lock+0x36/0x1c0 [ 355.026121] ? find_held_lock+0x36/0x1c0 [ 355.030191] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 355.035732] __handle_mm_fault+0x3ea0/0x5be0 [ 355.040136] ? poll_select_copy_remaining+0x18c/0x6a0 [ 355.045340] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 355.050194] ? __might_fault+0x12b/0x1e0 [ 355.054269] ? lock_downgrade+0x900/0x900 [ 355.058443] ? zap_class+0x640/0x640 [ 355.062173] ? zap_class+0x640/0x640 [ 355.065900] ? find_held_lock+0x36/0x1c0 [ 355.069969] ? handle_mm_fault+0x42a/0xc70 [ 355.074200] ? lock_downgrade+0x900/0x900 [ 355.078346] ? check_preemption_disabled+0x48/0x280 [ 355.083360] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 355.088285] ? kasan_check_read+0x11/0x20 [ 355.092432] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 355.097704] ? rcu_softirq_qs+0x20/0x20 [ 355.101673] ? trace_hardirqs_off_caller+0x310/0x310 [ 355.106778] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 355.112334] ? check_preemption_disabled+0x48/0x280 [ 355.117538] handle_mm_fault+0x54f/0xc70 [ 355.121601] ? __handle_mm_fault+0x5be0/0x5be0 [ 355.126190] ? find_vma+0x34/0x190 [ 355.129797] __do_page_fault+0x5e8/0xe60 [ 355.133858] ? trace_hardirqs_off+0xb8/0x310 [ 355.138334] do_page_fault+0xf2/0x7e0 [ 355.142135] ? vmalloc_sync_all+0x30/0x30 [ 355.146295] ? error_entry+0x70/0xd0 [ 355.150006] ? trace_hardirqs_off_caller+0xbb/0x310 [ 355.155019] ? trace_hardirqs_on_caller+0xc0/0x310 [ 355.159966] ? syscall_return_slowpath+0x5e0/0x5e0 [ 355.164912] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 355.169770] ? trace_hardirqs_on_caller+0x310/0x310 [ 355.174857] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 355.180319] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 355.185334] ? prepare_exit_to_usermode+0x291/0x3b0 [ 355.190345] ? page_fault+0x8/0x30 [ 355.193898] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 355.198749] ? page_fault+0x8/0x30 [ 355.202286] page_fault+0x1e/0x30 [ 355.205756] RIP: 0033:0x7efe5ebdedd3 [ 355.209488] Code: Bad RIP value. [ 355.212848] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 355.218208] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 355.225471] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 355.232735] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 355.239996] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 355.247261] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 355.254556] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 355.254561] warn_alloc_show_mem: 1 callbacks suppressed [ 355.254568] Mem-Info: [ 355.261834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 355.267204] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 355.267204] active_file:14 inactive_file:10 isolated_file:0 [ 355.267204] unevictable:0 dirty:0 writeback:0 unstable:0 [ 355.267204] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 355.267204] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 355.267204] free:13762 free_pcp:570 free_cma:0 [ 355.269573] Call Trace: [ 355.278964] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 355.311802] [ 355.314372] 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 [ 355.341807] dump_stack+0x244/0x39d [ 355.343928] lowmem_reserve[]: 0 2818 6321 6321 [ 355.370040] ? dump_stack_print_info.cold.1+0x20/0x20 [ 355.373641] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 355.378240] warn_alloc.cold.116+0xb7/0x1bd [ 355.383396] lowmem_reserve[]: 0 0 3503 3503 [ 355.411090] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 355.415388] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 355.419698] ? lock_downgrade+0x900/0x900 [ 355.424515] lowmem_reserve[]: 0 0 0 0 [ 355.453481] ? trace_hardirqs_off+0xb8/0x310 [ 355.457616] 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 [ 355.461411] ? trace_hardirqs_off+0xb8/0x310 [ 355.465791] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 355.479312] __alloc_pages_slowpath+0x2651/0x2de0 [ 355.483688] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 355.498957] ? warn_alloc+0x120/0x120 [ 355.503758] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 355.518740] ? warn_alloc+0x120/0x120 [ 355.522514] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 355.531332] ? warn_alloc+0x120/0x120 [ 355.535105] 268 total pagecache pages [ 355.543671] ? print_usage_bug+0xc0/0xc0 [ 355.547448] 0 pages in swap cache [ 355.551236] ? print_usage_bug+0xc0/0xc0 [ 355.555288] Swap cache stats: add 0, delete 0, find 0/0 [ 355.558754] ? ktime_get+0x2c1/0x400 [ 355.562784] Free swap = 0kB [ 355.568137] ? check_preemption_disabled+0x48/0x280 [ 355.571822] Total swap = 0kB [ 355.574827] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 355.579817] 1965979 pages RAM [ 355.582821] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 355.587283] 0 pages HighMem/MovableOnly [ 355.590379] ? should_fail+0x22d/0xd01 [ 355.595888] 342854 pages reserved [ 355.599861] ? kasan_check_read+0x11/0x20 [ 355.603719] 0 pages cma reserved [ 355.607168] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 355.607182] ? __lock_acquire+0x62f/0x4c20 [ 355.611362] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 355.614668] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 355.619803] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 355.623958] ? should_fail+0x22d/0xd01 [ 355.630428] init cpuset=/ mems_allowed=0 [ 355.635537] ? print_usage_bug+0xc0/0xc0 [ 355.657195] ? mark_held_locks+0x130/0x130 [ 355.661431] ? mark_held_locks+0x130/0x130 [ 355.665674] ? check_preemption_disabled+0x48/0x280 [ 355.670699] ? zap_class+0x640/0x640 [ 355.674453] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 355.679243] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.684778] ? check_preemption_disabled+0x48/0x280 [ 355.689802] ? __lock_is_held+0xb5/0x140 [ 355.693869] __alloc_pages_nodemask+0xad8/0xea0 [ 355.698564] ? zap_class+0x640/0x640 [ 355.702282] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 355.707307] ? find_held_lock+0x36/0x1c0 [ 355.711380] ? ____cache_alloc_node+0x1c7/0x1e0 [ 355.716052] ? lock_downgrade+0x900/0x900 [ 355.720225] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.725791] cache_grow_begin+0xa5/0x8c0 [ 355.729846] ? do_raw_spin_unlock+0xa7/0x330 [ 355.734260] fallback_alloc+0x204/0x2e0 [ 355.738239] ____cache_alloc_node+0x1c7/0x1e0 [ 355.742737] kmem_cache_alloc_node+0xe3/0x730 [ 355.747245] ? lockdep_hardirqs_on+0x296/0x5b0 [ 355.751849] __alloc_skb+0x119/0x770 [ 355.755561] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 355.760935] ? netdev_alloc_frag+0x1f0/0x1f0 [ 355.765361] ? vprintk_default+0x28/0x30 [ 355.769451] ? vprintk_func+0x85/0x181 [ 355.773338] ? printk+0xa7/0xcf [ 355.776617] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 355.781415] new_skb+0x26/0x1c0 [ 355.784694] aoecmd_cfg+0x279/0x7f0 [ 355.788322] ? find_held_lock+0x36/0x1c0 [ 355.792386] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 355.796715] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.802266] ? __lock_is_held+0xb5/0x140 [ 355.806339] discover_timer+0x50/0x60 [ 355.810142] call_timer_fn+0x272/0x920 [ 355.814035] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 355.818883] ? process_timeout+0x40/0x40 [ 355.822960] ? __run_timers+0x7da/0xc70 [ 355.826935] ? _raw_spin_unlock_irq+0x27/0x80 [ 355.831442] ? _raw_spin_unlock_irq+0x27/0x80 [ 355.835934] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 355.840771] ? lockdep_hardirqs_on+0x296/0x5b0 [ 355.845351] ? trace_hardirqs_on+0xbd/0x310 [ 355.849703] ? kasan_check_read+0x11/0x20 [ 355.853851] ? __run_timers+0x7da/0xc70 [ 355.857827] ? trace_hardirqs_off_caller+0x310/0x310 [ 355.862940] ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37 [ 355.868304] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 355.873147] __run_timers+0x7e5/0xc70 [ 355.876958] ? timer_fixup_init+0x70/0x70 [ 355.881108] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 355.886148] ? zap_class+0x640/0x640 [ 355.889877] ? enqueue_hrtimer+0x1a5/0x560 [ 355.894119] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 355.899330] ? find_held_lock+0x36/0x1c0 [ 355.903392] ? zap_class+0x640/0x640 [ 355.907144] ? pvclock_read_flags+0x160/0x160 [ 355.911640] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.917185] ? check_preemption_disabled+0x48/0x280 [ 355.922210] ? __lock_is_held+0xb5/0x140 [ 355.926279] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.931845] ? check_preemption_disabled+0x48/0x280 [ 355.936926] run_timer_softirq+0x52/0xb0 [ 355.941050] ? rcu_read_lock_sched_held+0x14f/0x180 [ 355.946066] __do_softirq+0x308/0xb7e [ 355.949883] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 355.954385] ? lock_downgrade+0x900/0x900 [ 355.958539] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 355.963669] ? pvclock_read_flags+0x160/0x160 [ 355.968167] ? lapic_next_event+0x5a/0x90 [ 355.972316] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.977860] ? kvm_clock_read+0x18/0x30 [ 355.981866] ? kvm_sched_clock_read+0x9/0x20 [ 355.986467] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.992033] ? check_preemption_disabled+0x48/0x280 [ 355.997056] irq_exit+0x17f/0x1c0 [ 356.000524] smp_apic_timer_interrupt+0x1cb/0x760 [ 356.005366] ? smp_reschedule_interrupt+0x109/0x650 [ 356.010385] ? smp_call_function_single_interrupt+0x650/0x650 [ 356.016265] ? interrupt_entry+0xb5/0xc0 [ 356.020360] ? trace_hardirqs_off_caller+0xbb/0x310 [ 356.025376] ? trace_hardirqs_off_caller+0xbb/0x310 [ 356.030395] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 356.035239] ? trace_hardirqs_on_caller+0x310/0x310 [ 356.040255] ? trace_hardirqs_on_caller+0x310/0x310 [ 356.045271] ? task_prio+0x50/0x50 [ 356.048814] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.054365] ? check_preemption_disabled+0x48/0x280 [ 356.059387] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 356.064239] apic_timer_interrupt+0xf/0x20 [ 356.068483] [ 356.070725] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 356.075665] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 356.094574] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 356.102277] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 356.109562] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 356.117318] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 356.124584] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 356.131847] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 356.139166] skb_clone+0x1bb/0x500 [ 356.142705] ? finish_task_switch+0x663/0x910 [ 356.147201] ? skb_split+0x11e0/0x11e0 [ 356.151095] ? preempt_notifier_register+0x200/0x200 [ 356.156196] ? __switch_to_asm+0x34/0x70 [ 356.160259] ? __switch_to_asm+0x34/0x70 [ 356.164368] ? __switch_to_asm+0x40/0x70 [ 356.168424] ? __switch_to_asm+0x34/0x70 [ 356.172484] ? __switch_to_asm+0x40/0x70 [ 356.176540] ? __switch_to_asm+0x34/0x70 [ 356.180599] ? __switch_to_asm+0x40/0x70 [ 356.184675] ? __switch_to_asm+0x34/0x70 [ 356.188730] ? __switch_to_asm+0x34/0x70 [ 356.192805] ? __switch_to_asm+0x40/0x70 [ 356.196876] ? __switch_to_asm+0x34/0x70 [ 356.200993] bpf_clone_redirect+0xb9/0x490 [ 356.205230] ? __schedule+0x8d7/0x21d0 [ 356.209123] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 356.214145] ? __sched_text_start+0x8/0x8 [ 356.218291] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 356.223060] ? find_held_lock+0x36/0x1c0 [ 356.227127] ? lock_acquire+0x1ed/0x520 [ 356.231116] ? bpf_test_run+0x3cb/0x780 [ 356.235091] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.240625] ? check_preemption_disabled+0x48/0x280 [ 356.245657] ? kasan_check_read+0x11/0x20 [ 356.249803] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 356.255081] ? rcu_softirq_qs+0x20/0x20 [ 356.259055] ? preempt_schedule+0x4d/0x60 [ 356.263207] ? ___preempt_schedule+0x16/0x18 [ 356.267624] ? bpf_test_run+0x25d/0x780 [ 356.271611] ? netlink_diag_dump+0x2a0/0x2a0 [ 356.276053] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 356.281594] ? bpf_test_init.isra.10+0x70/0x100 [ 356.286285] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 356.291051] ? bpf_test_finish.isra.9+0x260/0x260 [ 356.295901] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 356.301453] ? fput+0x130/0x1a0 [ 356.304735] ? __bpf_prog_get+0x9b/0x290 [ 356.308802] ? bpf_test_finish.isra.9+0x260/0x260 [ 356.313648] ? bpf_prog_test_run+0x130/0x1a0 [ 356.318068] ? __x64_sys_bpf+0x3db/0x520 [ 356.322131] ? bpf_prog_get+0x20/0x20 [ 356.325959] ? do_syscall_64+0x1b9/0x820 [ 356.330017] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 356.335394] ? syscall_return_slowpath+0x5e0/0x5e0 [ 356.340328] ? trace_hardirqs_on_caller+0x310/0x310 [ 356.345374] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 356.350392] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 356.357073] ? __switch_to_asm+0x40/0x70 [ 356.361134] ? __switch_to_asm+0x34/0x70 [ 356.365199] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 356.370053] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 356.375434] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 356.375500] aoe: skb alloc failure [ 356.381663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 356.381669] Call Trace: [ 356.381674] [ 356.381693] dump_stack+0x244/0x39d [ 356.381713] ? dump_stack_print_info.cold.1+0x20/0x20 [ 356.385261] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 356.394588] warn_alloc.cold.116+0xb7/0x1bd [ 356.397145] syz-executor2 cpuset=syz2 mems_allowed=0 [ 356.399296] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 356.432780] ? lock_downgrade+0x900/0x900 [ 356.436936] ? trace_hardirqs_off+0xb8/0x310 [ 356.441370] ? trace_hardirqs_off+0xb8/0x310 [ 356.445788] __alloc_pages_slowpath+0x2651/0x2de0 [ 356.450659] ? warn_alloc+0x120/0x120 [ 356.454460] ? print_usage_bug+0xc0/0xc0 [ 356.458536] ? warn_alloc+0x120/0x120 [ 356.462358] ? warn_alloc+0x120/0x120 [ 356.466182] ? print_usage_bug+0xc0/0xc0 [ 356.470249] ? print_usage_bug+0xc0/0xc0 [ 356.474313] ? __lock_acquire+0x62f/0x4c20 [ 356.478568] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 356.484102] ? should_fail+0x22d/0xd01 [ 356.487997] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 356.493096] ? __lock_acquire+0x62f/0x4c20 [ 356.497333] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 356.502445] ? __lock_acquire+0x62f/0x4c20 [ 356.506689] ? should_fail+0x22d/0xd01 [ 356.510609] ? find_held_lock+0x36/0x1c0 [ 356.514693] ? mark_held_locks+0x130/0x130 [ 356.518936] ? mark_held_locks+0x130/0x130 [ 356.523172] ? zap_class+0x640/0x640 [ 356.526885] ? zap_class+0x640/0x640 [ 356.530609] ? print_usage_bug+0xc0/0xc0 [ 356.534671] ? do_raw_spin_unlock+0xa7/0x330 [ 356.539094] ? zap_class+0x640/0x640 [ 356.542805] ? print_usage_bug+0xc0/0xc0 [ 356.546864] ? wq_watchdog_touch+0x9c/0xfe [ 356.551112] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.556652] ? check_preemption_disabled+0x48/0x280 [ 356.561693] ? __lock_is_held+0xb5/0x140 [ 356.565756] __alloc_pages_nodemask+0xad8/0xea0 [ 356.570443] ? zap_class+0x640/0x640 [ 356.574166] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 356.579215] ? find_held_lock+0x36/0x1c0 [ 356.583284] ? ____cache_alloc_node+0x1c7/0x1e0 [ 356.587954] ? lock_downgrade+0x900/0x900 [ 356.592111] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.597679] cache_grow_begin+0xa5/0x8c0 [ 356.601739] ? do_raw_spin_unlock+0xa7/0x330 [ 356.606158] fallback_alloc+0x204/0x2e0 [ 356.610141] ____cache_alloc_node+0x1c7/0x1e0 [ 356.614645] kmem_cache_alloc_node+0xe3/0x730 [ 356.619146] ? ipv6_get_ifaddr+0x42e/0x620 [ 356.623398] __alloc_skb+0x119/0x770 [ 356.627114] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 356.632397] ? netdev_alloc_frag+0x1f0/0x1f0 [ 356.636808] ? lock_downgrade+0x900/0x900 [ 356.640968] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.646505] ? refcount_sub_and_test_checked+0x203/0x310 [ 356.651960] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 356.657413] ? addrconf_rs_timer+0x690/0x690 [ 356.661846] ndisc_alloc_skb+0x144/0x340 [ 356.665919] ndisc_send_rs+0x331/0x6e0 [ 356.669812] addrconf_rs_timer+0x314/0x690 [ 356.674051] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 356.678295] call_timer_fn+0x272/0x920 [ 356.682185] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 356.686419] ? process_timeout+0x40/0x40 [ 356.690488] ? mark_held_locks+0xc7/0x130 [ 356.694636] ? _raw_spin_unlock_irq+0x27/0x80 [ 356.699132] ? _raw_spin_unlock_irq+0x27/0x80 [ 356.703634] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 356.707868] ? lockdep_hardirqs_on+0x296/0x5b0 [ 356.712463] ? trace_hardirqs_on+0xbd/0x310 [ 356.716781] ? kasan_check_read+0x11/0x20 [ 356.720945] ? __run_timers+0x7da/0xc70 [ 356.724926] ? trace_hardirqs_off_caller+0x310/0x310 [ 356.730034] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 356.734286] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 356.738537] __run_timers+0x7e5/0xc70 [ 356.742342] ? timer_fixup_init+0x70/0x70 [ 356.746493] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 356.751506] ? zap_class+0x640/0x640 [ 356.755222] ? print_usage_bug+0xc0/0xc0 [ 356.759284] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 356.764478] ? find_held_lock+0x36/0x1c0 [ 356.768544] ? zap_class+0x640/0x640 [ 356.772295] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.777841] ? check_preemption_disabled+0x48/0x280 [ 356.782865] ? __lock_is_held+0xb5/0x140 [ 356.786932] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.792467] ? check_preemption_disabled+0x48/0x280 [ 356.797486] run_timer_softirq+0x52/0xb0 [ 356.801576] ? rcu_read_lock_sched_held+0x14f/0x180 [ 356.806588] __do_softirq+0x308/0xb7e [ 356.810389] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 356.814881] ? lock_downgrade+0x900/0x900 [ 356.819039] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 356.824147] ? pvclock_read_flags+0x160/0x160 [ 356.828644] ? lapic_next_event+0x5a/0x90 [ 356.832807] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.838362] ? kvm_clock_read+0x18/0x30 [ 356.842366] ? kvm_sched_clock_read+0x9/0x20 [ 356.846779] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.852313] ? check_preemption_disabled+0x48/0x280 [ 356.857353] irq_exit+0x17f/0x1c0 [ 356.860807] smp_apic_timer_interrupt+0x1cb/0x760 [ 356.865655] ? smp_call_function_single_interrupt+0x650/0x650 [ 356.871537] ? interrupt_entry+0xb5/0xc0 [ 356.875616] ? trace_hardirqs_off_caller+0xbb/0x310 [ 356.880633] ? trace_hardirqs_off_caller+0xbb/0x310 [ 356.885661] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 356.890497] ? trace_hardirqs_on_caller+0x310/0x310 [ 356.895544] ? trace_hardirqs_on_caller+0x310/0x310 [ 356.900557] ? task_prio+0x50/0x50 [ 356.904095] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.909633] ? check_preemption_disabled+0x48/0x280 [ 356.914654] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 356.919503] apic_timer_interrupt+0xf/0x20 [ 356.923729] [ 356.925966] RIP: 0010:check_memory_region+0x117/0x1b0 [ 356.931159] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 356.950054] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 356.957759] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 356.965024] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 356.972307] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 356.979587] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 356.986866] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 356.994159] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 356.999444] kasan_check_read+0x11/0x20 [ 357.003419] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 357.008534] ? rcu_softirq_qs+0x20/0x20 [ 357.012516] rcu_is_watching+0x10/0x30 [ 357.016419] page_evictable+0x3c0/0x540 [ 357.020394] ? kswapd_stop+0x100/0x100 [ 357.024284] ? trace_hardirqs_off_caller+0x310/0x310 [ 357.029383] ? perf_trace_sched_process_exec+0x860/0x860 [ 357.034828] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.040364] ? check_preemption_disabled+0x48/0x280 [ 357.045380] shrink_active_list+0x869/0x1f00 [ 357.049796] ? mark_held_locks+0xc7/0x130 [ 357.053953] ? shrink_inactive_list+0x1c60/0x1c60 [ 357.058799] ? trace_hardirqs_on+0xbd/0x310 [ 357.063120] ? find_held_lock+0x36/0x1c0 [ 357.067200] ? shrink_inactive_list+0xa4a/0x1c60 [ 357.071955] ? trace_hardirqs_off_caller+0x310/0x310 [ 357.077056] ? zap_class+0x640/0x640 [ 357.080770] ? print_usage_bug+0xc0/0xc0 [ 357.084864] ? __page_frag_cache_drain+0x210/0x210 [ 357.089824] ? print_usage_bug+0xc0/0xc0 [ 357.093906] ? mark_held_locks+0xc7/0x130 [ 357.098060] ? find_held_lock+0x36/0x1c0 [ 357.102130] ? zap_class+0x640/0x640 [ 357.105845] ? mark_held_locks+0xc7/0x130 [ 357.109994] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.115528] ? check_preemption_disabled+0x48/0x280 [ 357.120720] ? zap_class+0x640/0x640 [ 357.124434] ? __lock_is_held+0xb5/0x140 [ 357.128502] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.134056] ? check_preemption_disabled+0x48/0x280 [ 357.139093] ? __lock_is_held+0xb5/0x140 [ 357.143170] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 357.148187] ? inactive_list_is_low+0x305/0x880 [ 357.152861] ? lruvec_lru_size+0x450/0x450 [ 357.157099] ? kasan_check_read+0x11/0x20 [ 357.161257] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 357.166208] shrink_node_memcg+0x803/0x18f0 [ 357.170534] ? shrink_active_list+0x1f00/0x1f00 [ 357.175244] ? lock_downgrade+0x900/0x900 [ 357.179388] ? check_flush_dependency+0x410/0x410 [ 357.184259] ? kasan_check_read+0x11/0x20 [ 357.188448] ? do_raw_spin_unlock+0xa7/0x330 [ 357.192860] ? ___preempt_schedule+0x16/0x18 [ 357.197270] ? _raw_spin_unlock+0x3f/0x50 [ 357.201424] shrink_node+0x3bc/0x16b0 [ 357.205229] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 357.210530] ? shrink_node_memcg+0x18f0/0x18f0 [ 357.215138] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 357.219739] ? trace_hardirqs_on+0xbd/0x310 [ 357.224059] ? vmpressure+0x271/0x340 [ 357.227865] ? do_raw_spin_trylock+0x270/0x270 [ 357.232459] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 357.238037] ? __cpuset_node_allowed+0x19b/0x660 [ 357.242793] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 357.248500] ? vmpressure+0x1a2/0x340 [ 357.252319] do_try_to_free_pages+0x3e7/0x1290 [ 357.256917] ? zap_class+0x640/0x640 [ 357.260647] ? shrink_node+0x16b0/0x16b0 [ 357.264707] ? __lock_is_held+0xb5/0x140 [ 357.268798] try_to_free_pages+0x4d0/0xb90 [ 357.273033] ? do_try_to_free_pages+0x1290/0x1290 [ 357.277885] ? lock_acquire+0x1ed/0x520 [ 357.281864] ? set_page_refcounted+0x280/0x280 [ 357.286458] ? lock_release+0xa00/0xa00 [ 357.290445] ? _raw_spin_unlock_irq+0x60/0x80 [ 357.294940] ? psi_memstall_enter+0x240/0x2b0 [ 357.299436] ? psi_memstall_tick+0x230/0x230 [ 357.303855] __alloc_pages_slowpath+0xa48/0x2de0 [ 357.308635] ? warn_alloc+0x120/0x120 [ 357.312434] ? mark_held_locks+0x130/0x130 [ 357.316673] ? find_get_entry+0xaae/0x1120 [ 357.320958] ? filemap_map_pages+0x1a20/0x1a20 [ 357.325546] ? zap_class+0x640/0x640 [ 357.329264] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.334802] ? check_preemption_disabled+0x48/0x280 [ 357.339839] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 357.345374] ? should_fail+0x22d/0xd01 [ 357.349262] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 357.354363] ? zap_class+0x640/0x640 [ 357.358101] ? __lock_is_held+0xb5/0x140 [ 357.362192] ? mark_held_locks+0x130/0x130 [ 357.366431] ? lock_release+0xa00/0xa00 [ 357.370405] ? perf_trace_sched_process_exec+0x860/0x860 [ 357.375851] ? xa_load+0x2ba/0x460 [ 357.379435] ? lock_downgrade+0x900/0x900 [ 357.383604] ? __might_sleep+0x95/0x190 [ 357.387584] __alloc_pages_nodemask+0xad8/0xea0 [ 357.392258] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 357.397288] ? __page_cache_alloc+0x191/0x5c0 [ 357.401778] ? xa_load+0x2e1/0x460 [ 357.405330] ? xa_clear_mark+0x40/0x40 [ 357.409238] ? zap_class+0x640/0x640 [ 357.412976] ? zap_class+0x640/0x640 [ 357.416686] ? zap_class+0x640/0x640 [ 357.420403] ? __do_page_cache_readahead+0x663/0x810 [ 357.425510] ? find_held_lock+0x36/0x1c0 [ 357.429591] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 357.435150] alloc_pages_current+0x173/0x350 [ 357.439568] __page_cache_alloc+0x38c/0x5c0 [ 357.443887] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 357.448825] ? kasan_check_read+0x11/0x20 [ 357.452972] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 357.458252] ? generic_perform_write+0x6a0/0x6a0 [ 357.463012] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 357.468566] ? check_preemption_disabled+0x48/0x280 [ 357.473587] filemap_fault+0x1595/0x25f0 [ 357.477657] ? __lock_page_or_retry+0xa00/0xa00 [ 357.482329] ? mark_held_locks+0x130/0x130 [ 357.486571] ? filemap_map_pages+0xd6b/0x1a20 [ 357.491069] ? lock_downgrade+0x900/0x900 [ 357.495216] ? check_preemption_disabled+0x48/0x280 [ 357.500244] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 357.505178] ? kasan_check_read+0x11/0x20 [ 357.509325] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 357.514597] ? rcu_softirq_qs+0x20/0x20 [ 357.518588] ? filemap_map_pages+0xd92/0x1a20 [ 357.523089] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.528636] ? find_get_entries_tag+0x1400/0x1400 [ 357.533482] ? __lock_acquire+0x62f/0x4c20 [ 357.537729] ? lock_acquire+0x1ed/0x520 [ 357.541700] ? ext4_filemap_fault+0x7a/0xad [ 357.546028] ? lock_release+0xa00/0xa00 [ 357.550001] ? perf_trace_sched_process_exec+0x860/0x860 [ 357.555454] ? print_usage_bug+0xc0/0xc0 [ 357.559544] ? print_usage_bug+0xc0/0xc0 [ 357.563610] ? down_read+0x8d/0x120 [ 357.567361] ? ext4_filemap_fault+0x7a/0xad [ 357.571683] ? __down_interruptible+0x700/0x700 [ 357.576359] ext4_filemap_fault+0x82/0xad [ 357.580506] __do_fault+0x100/0x6b0 [ 357.584132] ? pmd_devmap_trans_unstable+0x220/0x220 [ 357.589237] ? mark_held_locks+0x130/0x130 [ 357.593470] ? mark_held_locks+0x130/0x130 [ 357.597716] ? find_held_lock+0x36/0x1c0 [ 357.601814] ? find_held_lock+0x36/0x1c0 [ 357.605875] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 357.611421] __handle_mm_fault+0x3ea0/0x5be0 [ 357.615830] ? poll_select_copy_remaining+0x18c/0x6a0 [ 357.621026] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 357.625878] ? __might_fault+0x12b/0x1e0 [ 357.629948] ? lock_downgrade+0x900/0x900 [ 357.634109] ? zap_class+0x640/0x640 [ 357.637818] ? zap_class+0x640/0x640 [ 357.641546] ? find_held_lock+0x36/0x1c0 [ 357.645617] ? handle_mm_fault+0x42a/0xc70 [ 357.649867] ? lock_downgrade+0x900/0x900 [ 357.654021] ? check_preemption_disabled+0x48/0x280 [ 357.659038] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 357.663992] ? kasan_check_read+0x11/0x20 [ 357.668137] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 357.673436] ? rcu_softirq_qs+0x20/0x20 [ 357.677422] ? trace_hardirqs_off_caller+0x310/0x310 [ 357.682543] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 357.688098] ? check_preemption_disabled+0x48/0x280 [ 357.693119] handle_mm_fault+0x54f/0xc70 [ 357.697191] ? __handle_mm_fault+0x5be0/0x5be0 [ 357.701780] ? find_vma+0x34/0x190 [ 357.705328] __do_page_fault+0x5e8/0xe60 [ 357.709386] ? trace_hardirqs_off+0xb8/0x310 [ 357.713810] do_page_fault+0xf2/0x7e0 [ 357.717616] ? vmalloc_sync_all+0x30/0x30 [ 357.721768] ? error_entry+0x70/0xd0 [ 357.725500] ? trace_hardirqs_off_caller+0xbb/0x310 [ 357.730517] ? trace_hardirqs_on_caller+0xc0/0x310 [ 357.735464] ? syscall_return_slowpath+0x5e0/0x5e0 [ 357.740390] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 357.745231] ? trace_hardirqs_on_caller+0x310/0x310 [ 357.750243] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 357.755689] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 357.760703] ? prepare_exit_to_usermode+0x291/0x3b0 [ 357.765717] ? page_fault+0x8/0x30 [ 357.769256] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 357.774099] ? page_fault+0x8/0x30 [ 357.777645] page_fault+0x1e/0x30 [ 357.781098] RIP: 0033:0x7efe5ebdedd3 [ 357.784821] Code: Bad RIP value. [ 357.788180] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 357.793559] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 357.800828] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 357.808091] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 357.815381] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 357.822676] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 357.830002] warn_alloc_show_mem: 1 callbacks suppressed [ 357.830014] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 357.830015] Mem-Info: [ 357.830046] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 357.830046] active_file:14 inactive_file:10 isolated_file:0 [ 357.830046] unevictable:0 dirty:0 writeback:0 unstable:0 [ 357.830046] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 357.830046] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 357.830046] free:13762 free_pcp:570 free_cma:0 [ 357.835386] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 357.842660] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 357.845054] Call Trace: [ 357.877923] 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 [ 357.887260] [ 357.914650] lowmem_reserve[]: 0 2818 6321 6321 [ 357.917240] dump_stack+0x244/0x39d [ 357.943349] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 357.945497] ? dump_stack_print_info.cold.1+0x20/0x20 [ 357.950080] lowmem_reserve[]: 0 0 3503 3503 [ 357.953720] warn_alloc.cold.116+0xb7/0x1bd [ 357.981354] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 357.986668] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 357.990961] lowmem_reserve[]: 0 0 0 0 [ 357.995270] ? lock_downgrade+0x900/0x900 [ 358.024229] 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 [ 358.029079] ? trace_hardirqs_off+0xb8/0x310 [ 358.032846] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 358.037014] ? trace_hardirqs_off+0xb8/0x310 [ 358.050515] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 358.054930] __alloc_pages_slowpath+0x2651/0x2de0 [ 358.070426] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 358.074842] ? warn_alloc+0x120/0x120 [ 358.089811] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 358.094639] ? warn_alloc+0x120/0x120 [ 358.103447] 268 total pagecache pages [ 358.107239] ? __lock_acquire+0x62f/0x4c20 [ 358.115792] 0 pages in swap cache [ 358.119579] ? warn_alloc+0x120/0x120 [ 358.123357] Swap cache stats: add 0, delete 0, find 0/0 [ 358.127579] ? print_usage_bug+0xc0/0xc0 [ 358.131006] Free swap = 0kB [ 358.134797] ? print_usage_bug+0xc0/0xc0 [ 358.140133] Total swap = 0kB [ 358.144180] ? mark_held_locks+0x130/0x130 [ 358.147175] 1965979 pages RAM [ 358.151231] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 358.154229] 0 pages HighMem/MovableOnly [ 358.158454] ? should_fail+0x22d/0xd01 [ 358.161530] 342854 pages reserved [ 358.167074] ? zap_class+0x640/0x640 [ 358.171023] 0 pages cma reserved [ 358.174906] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 358.178405] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 358.182027] ? __lock_acquire+0x62f/0x4c20 [ 358.182059] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 358.182074] ? should_fail+0x22d/0xd01 [ 358.185471] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 358.190519] ? mark_held_locks+0x130/0x130 [ 358.196980] init cpuset=/ mems_allowed=0 [ 358.201214] ? mark_held_locks+0x130/0x130 [ 358.232348] ? lock_downgrade+0x900/0x900 [ 358.236512] ? zap_class+0x640/0x640 [ 358.240237] ? zap_class+0x640/0x640 [ 358.243954] ? zap_class+0x640/0x640 [ 358.247669] ? do_raw_spin_unlock+0xa7/0x330 [ 358.252075] ? trace_hardirqs_on+0x310/0x310 [ 358.256569] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.262106] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.267663] ? check_preemption_disabled+0x48/0x280 [ 358.272688] ? __lock_is_held+0xb5/0x140 [ 358.276753] __alloc_pages_nodemask+0xad8/0xea0 [ 358.281423] ? zap_class+0x640/0x640 [ 358.285146] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 358.290188] ? find_held_lock+0x36/0x1c0 [ 358.294257] ? ____cache_alloc_node+0x1c7/0x1e0 [ 358.298931] ? lock_downgrade+0x900/0x900 [ 358.303088] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.308633] cache_grow_begin+0xa5/0x8c0 [ 358.312697] ? do_raw_spin_unlock+0xa7/0x330 [ 358.317114] fallback_alloc+0x204/0x2e0 [ 358.321089] ____cache_alloc_node+0x1c7/0x1e0 [ 358.325613] kmem_cache_alloc_node+0xe3/0x730 [ 358.330109] ? lockdep_hardirqs_on+0x296/0x5b0 [ 358.334697] __alloc_skb+0x119/0x770 [ 358.338407] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 358.343789] ? netdev_alloc_frag+0x1f0/0x1f0 [ 358.348236] ? vprintk_default+0x28/0x30 [ 358.352294] ? vprintk_func+0x85/0x181 [ 358.356179] ? printk+0xa7/0xcf [ 358.359472] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 358.364239] new_skb+0x26/0x1c0 [ 358.367547] aoecmd_cfg+0x279/0x7f0 [ 358.371204] ? find_held_lock+0x36/0x1c0 [ 358.375266] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 358.379598] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.385149] ? __lock_is_held+0xb5/0x140 [ 358.389219] discover_timer+0x50/0x60 [ 358.393018] call_timer_fn+0x272/0x920 [ 358.396908] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 358.401752] ? process_timeout+0x40/0x40 [ 358.405820] ? __run_timers+0x7da/0xc70 [ 358.409798] ? _raw_spin_unlock_irq+0x27/0x80 [ 358.414291] ? _raw_spin_unlock_irq+0x27/0x80 [ 358.418780] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 358.423617] ? lockdep_hardirqs_on+0x296/0x5b0 [ 358.428199] ? trace_hardirqs_on+0xbd/0x310 [ 358.432515] ? kasan_check_read+0x11/0x20 [ 358.436679] ? __run_timers+0x7da/0xc70 [ 358.440650] ? trace_hardirqs_off_caller+0x310/0x310 [ 358.445766] ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37 [ 358.451133] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 358.455975] __run_timers+0x7e5/0xc70 [ 358.459782] ? timer_fixup_init+0x70/0x70 [ 358.463932] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 358.468947] ? zap_class+0x640/0x640 [ 358.472668] ? enqueue_hrtimer+0x1a5/0x560 [ 358.476911] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 358.482105] ? find_held_lock+0x36/0x1c0 [ 358.486164] ? zap_class+0x640/0x640 [ 358.489924] ? pvclock_read_flags+0x160/0x160 [ 358.494423] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.499957] ? check_preemption_disabled+0x48/0x280 [ 358.505012] ? __lock_is_held+0xb5/0x140 [ 358.509091] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.514644] ? check_preemption_disabled+0x48/0x280 [ 358.519672] run_timer_softirq+0x52/0xb0 [ 358.523730] ? rcu_read_lock_sched_held+0x14f/0x180 [ 358.528744] __do_softirq+0x308/0xb7e [ 358.532565] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 358.537058] ? lock_downgrade+0x900/0x900 [ 358.541207] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 358.546320] ? pvclock_read_flags+0x160/0x160 [ 358.550818] ? lapic_next_event+0x5a/0x90 [ 358.554979] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.560517] ? kvm_clock_read+0x18/0x30 [ 358.564487] ? kvm_sched_clock_read+0x9/0x20 [ 358.568903] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.574439] ? check_preemption_disabled+0x48/0x280 [ 358.579456] irq_exit+0x17f/0x1c0 [ 358.582923] smp_apic_timer_interrupt+0x1cb/0x760 [ 358.587773] ? smp_reschedule_interrupt+0x109/0x650 [ 358.592783] ? smp_call_function_single_interrupt+0x650/0x650 [ 358.598680] ? interrupt_entry+0xb5/0xc0 [ 358.602755] ? trace_hardirqs_off_caller+0xbb/0x310 [ 358.607769] ? trace_hardirqs_off_caller+0xbb/0x310 [ 358.612782] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 358.617635] ? trace_hardirqs_on_caller+0x310/0x310 [ 358.622653] ? trace_hardirqs_on_caller+0x310/0x310 [ 358.627675] ? task_prio+0x50/0x50 [ 358.631211] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.636742] ? check_preemption_disabled+0x48/0x280 [ 358.641759] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 358.646609] apic_timer_interrupt+0xf/0x20 [ 358.650833] [ 358.653075] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 358.658000] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 358.676900] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 358.684604] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 358.691866] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 358.699134] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 358.706399] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 358.713667] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 358.720966] skb_clone+0x1bb/0x500 [ 358.724506] ? finish_task_switch+0x663/0x910 [ 358.729035] ? skb_split+0x11e0/0x11e0 [ 358.732941] ? preempt_notifier_register+0x200/0x200 [ 358.738039] ? __switch_to_asm+0x34/0x70 [ 358.742097] ? __switch_to_asm+0x34/0x70 [ 358.746156] ? __switch_to_asm+0x40/0x70 [ 358.750214] ? __switch_to_asm+0x34/0x70 [ 358.754287] ? __switch_to_asm+0x40/0x70 [ 358.758339] ? __switch_to_asm+0x34/0x70 [ 358.762392] ? __switch_to_asm+0x40/0x70 [ 358.766446] ? __switch_to_asm+0x34/0x70 [ 358.770503] ? __switch_to_asm+0x34/0x70 [ 358.774574] ? __switch_to_asm+0x40/0x70 [ 358.778642] ? __switch_to_asm+0x34/0x70 [ 358.782713] bpf_clone_redirect+0xb9/0x490 [ 358.786948] ? __schedule+0x8d7/0x21d0 [ 358.790835] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 358.795853] ? __sched_text_start+0x8/0x8 [ 358.800002] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 358.804779] ? find_held_lock+0x36/0x1c0 [ 358.808842] ? lock_acquire+0x1ed/0x520 [ 358.812812] ? bpf_test_run+0x3cb/0x780 [ 358.816781] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.822321] ? check_preemption_disabled+0x48/0x280 [ 358.827351] ? kasan_check_read+0x11/0x20 [ 358.831509] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 358.836860] ? rcu_softirq_qs+0x20/0x20 [ 358.840833] ? preempt_schedule+0x4d/0x60 [ 358.844975] ? ___preempt_schedule+0x16/0x18 [ 358.849399] ? bpf_test_run+0x25d/0x780 [ 358.853384] ? netlink_diag_dump+0x2a0/0x2a0 [ 358.857792] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 358.863325] ? bpf_test_init.isra.10+0x70/0x100 [ 358.867996] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 358.872764] ? bpf_test_finish.isra.9+0x260/0x260 [ 358.877603] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 358.883143] ? fput+0x130/0x1a0 [ 358.886424] ? __bpf_prog_get+0x9b/0x290 [ 358.890500] ? bpf_test_finish.isra.9+0x260/0x260 [ 358.895336] ? bpf_prog_test_run+0x130/0x1a0 [ 358.899744] ? __x64_sys_bpf+0x3db/0x520 [ 358.903825] ? bpf_prog_get+0x20/0x20 [ 358.907638] ? do_syscall_64+0x1b9/0x820 [ 358.911724] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 358.917098] ? syscall_return_slowpath+0x5e0/0x5e0 [ 358.922031] ? trace_hardirqs_on_caller+0x310/0x310 [ 358.927051] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 358.932068] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 358.938729] ? __switch_to_asm+0x40/0x70 [ 358.942784] ? __switch_to_asm+0x34/0x70 [ 358.946849] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 358.951698] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 358.957077] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 358.957142] aoe: skb alloc failure [ 358.963302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 358.963307] Call Trace: [ 358.963313] [ 358.963330] dump_stack+0x244/0x39d [ 358.963352] ? dump_stack_print_info.cold.1+0x20/0x20 [ 358.966905] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 358.976236] warn_alloc.cold.116+0xb7/0x1bd [ 358.978795] syz-executor2 cpuset=syz2 mems_allowed=0 [ 358.980936] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 359.014404] ? lock_downgrade+0x900/0x900 [ 359.018592] ? trace_hardirqs_off+0xb8/0x310 [ 359.023009] ? trace_hardirqs_off+0xb8/0x310 [ 359.027427] __alloc_pages_slowpath+0x2651/0x2de0 [ 359.032312] ? warn_alloc+0x120/0x120 [ 359.036130] ? print_usage_bug+0xc0/0xc0 [ 359.040198] ? warn_alloc+0x120/0x120 [ 359.044006] ? warn_alloc+0x120/0x120 [ 359.047808] ? print_usage_bug+0xc0/0xc0 [ 359.051869] ? print_usage_bug+0xc0/0xc0 [ 359.055936] ? __lock_acquire+0x62f/0x4c20 [ 359.060189] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 359.065721] ? should_fail+0x22d/0xd01 [ 359.069613] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 359.074716] ? __lock_acquire+0x62f/0x4c20 [ 359.078970] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 359.084070] ? __lock_acquire+0x62f/0x4c20 [ 359.088305] ? should_fail+0x22d/0xd01 [ 359.092193] ? find_held_lock+0x36/0x1c0 [ 359.096266] ? mark_held_locks+0x130/0x130 [ 359.100507] ? mark_held_locks+0x130/0x130 [ 359.104741] ? zap_class+0x640/0x640 [ 359.108456] ? zap_class+0x640/0x640 [ 359.112202] ? print_usage_bug+0xc0/0xc0 [ 359.116356] ? do_raw_spin_unlock+0xa7/0x330 [ 359.120760] ? zap_class+0x640/0x640 [ 359.124471] ? print_usage_bug+0xc0/0xc0 [ 359.128530] ? wq_watchdog_touch+0x9c/0xfe [ 359.132766] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.138304] ? check_preemption_disabled+0x48/0x280 [ 359.143360] ? __lock_is_held+0xb5/0x140 [ 359.147455] __alloc_pages_nodemask+0xad8/0xea0 [ 359.152165] ? zap_class+0x640/0x640 [ 359.155882] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 359.160926] ? find_held_lock+0x36/0x1c0 [ 359.164998] ? ____cache_alloc_node+0x1c7/0x1e0 [ 359.169662] ? lock_downgrade+0x900/0x900 [ 359.173820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.179376] cache_grow_begin+0xa5/0x8c0 [ 359.183433] ? do_raw_spin_unlock+0xa7/0x330 [ 359.187840] fallback_alloc+0x204/0x2e0 [ 359.191814] ____cache_alloc_node+0x1c7/0x1e0 [ 359.196308] kmem_cache_alloc_node+0xe3/0x730 [ 359.200820] ? ipv6_get_ifaddr+0x42e/0x620 [ 359.205061] __alloc_skb+0x119/0x770 [ 359.208769] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 359.214066] ? netdev_alloc_frag+0x1f0/0x1f0 [ 359.218502] ? lock_downgrade+0x900/0x900 [ 359.222657] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.228192] ? refcount_sub_and_test_checked+0x203/0x310 [ 359.233642] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 359.239090] ? addrconf_rs_timer+0x690/0x690 [ 359.243527] ndisc_alloc_skb+0x144/0x340 [ 359.247608] ndisc_send_rs+0x331/0x6e0 [ 359.251500] addrconf_rs_timer+0x314/0x690 [ 359.255756] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 359.259998] call_timer_fn+0x272/0x920 [ 359.263885] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 359.268126] ? process_timeout+0x40/0x40 [ 359.272221] ? mark_held_locks+0xc7/0x130 [ 359.276365] ? _raw_spin_unlock_irq+0x27/0x80 [ 359.280868] ? _raw_spin_unlock_irq+0x27/0x80 [ 359.285378] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 359.289610] ? lockdep_hardirqs_on+0x296/0x5b0 [ 359.294190] ? trace_hardirqs_on+0xbd/0x310 [ 359.298523] ? kasan_check_read+0x11/0x20 [ 359.302666] ? __run_timers+0x7da/0xc70 [ 359.306639] ? trace_hardirqs_off_caller+0x310/0x310 [ 359.311739] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 359.315987] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 359.320216] __run_timers+0x7e5/0xc70 [ 359.324019] ? timer_fixup_init+0x70/0x70 [ 359.328172] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 359.333190] ? zap_class+0x640/0x640 [ 359.336909] ? print_usage_bug+0xc0/0xc0 [ 359.340968] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 359.346163] ? find_held_lock+0x36/0x1c0 [ 359.350222] ? zap_class+0x640/0x640 [ 359.353936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.359474] ? check_preemption_disabled+0x48/0x280 [ 359.364494] ? __lock_is_held+0xb5/0x140 [ 359.368548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.374076] ? check_preemption_disabled+0x48/0x280 [ 359.379118] run_timer_softirq+0x52/0xb0 [ 359.383181] ? rcu_read_lock_sched_held+0x14f/0x180 [ 359.388189] __do_softirq+0x308/0xb7e [ 359.391986] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 359.396500] ? lock_downgrade+0x900/0x900 [ 359.400662] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 359.405767] ? pvclock_read_flags+0x160/0x160 [ 359.410377] ? lapic_next_event+0x5a/0x90 [ 359.414542] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.420087] ? kvm_clock_read+0x18/0x30 [ 359.424060] ? kvm_sched_clock_read+0x9/0x20 [ 359.428511] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.434061] ? check_preemption_disabled+0x48/0x280 [ 359.439081] irq_exit+0x17f/0x1c0 [ 359.442546] smp_apic_timer_interrupt+0x1cb/0x760 [ 359.447393] ? smp_call_function_single_interrupt+0x650/0x650 [ 359.453279] ? interrupt_entry+0xb5/0xc0 [ 359.457340] ? trace_hardirqs_off_caller+0xbb/0x310 [ 359.462350] ? trace_hardirqs_off_caller+0xbb/0x310 [ 359.467417] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 359.472278] ? trace_hardirqs_on_caller+0x310/0x310 [ 359.477291] ? trace_hardirqs_on_caller+0x310/0x310 [ 359.482305] ? task_prio+0x50/0x50 [ 359.485843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.491379] ? check_preemption_disabled+0x48/0x280 [ 359.496428] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 359.501274] apic_timer_interrupt+0xf/0x20 [ 359.505496] [ 359.507738] RIP: 0010:check_memory_region+0x117/0x1b0 [ 359.512933] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 359.531831] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 359.539541] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 359.546807] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 359.554074] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 359.561343] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 359.568624] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 359.575947] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 359.581238] kasan_check_read+0x11/0x20 [ 359.585211] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 359.590315] ? rcu_softirq_qs+0x20/0x20 [ 359.594311] rcu_is_watching+0x10/0x30 [ 359.598200] page_evictable+0x3c0/0x540 [ 359.602176] ? kswapd_stop+0x100/0x100 [ 359.606069] ? trace_hardirqs_off_caller+0x310/0x310 [ 359.611194] ? perf_trace_sched_process_exec+0x860/0x860 [ 359.616646] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.622189] ? check_preemption_disabled+0x48/0x280 [ 359.627221] shrink_active_list+0x869/0x1f00 [ 359.631654] ? mark_held_locks+0xc7/0x130 [ 359.635806] ? shrink_inactive_list+0x1c60/0x1c60 [ 359.640657] ? trace_hardirqs_on+0xbd/0x310 [ 359.645001] ? find_held_lock+0x36/0x1c0 [ 359.649060] ? shrink_inactive_list+0xa4a/0x1c60 [ 359.653815] ? trace_hardirqs_off_caller+0x310/0x310 [ 359.658934] ? zap_class+0x640/0x640 [ 359.662648] ? print_usage_bug+0xc0/0xc0 [ 359.666728] ? __page_frag_cache_drain+0x210/0x210 [ 359.671653] ? print_usage_bug+0xc0/0xc0 [ 359.675721] ? mark_held_locks+0xc7/0x130 [ 359.679877] ? find_held_lock+0x36/0x1c0 [ 359.683954] ? zap_class+0x640/0x640 [ 359.687667] ? mark_held_locks+0xc7/0x130 [ 359.691819] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.697355] ? check_preemption_disabled+0x48/0x280 [ 359.702377] ? zap_class+0x640/0x640 [ 359.706089] ? __lock_is_held+0xb5/0x140 [ 359.710163] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.715703] ? check_preemption_disabled+0x48/0x280 [ 359.720745] ? __lock_is_held+0xb5/0x140 [ 359.724818] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 359.729830] ? inactive_list_is_low+0x305/0x880 [ 359.734549] ? lruvec_lru_size+0x450/0x450 [ 359.738830] ? kasan_check_read+0x11/0x20 [ 359.742984] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 359.747931] shrink_node_memcg+0x803/0x18f0 [ 359.752271] ? shrink_active_list+0x1f00/0x1f00 [ 359.756949] ? lock_downgrade+0x900/0x900 [ 359.761125] ? check_flush_dependency+0x410/0x410 [ 359.765987] ? kasan_check_read+0x11/0x20 [ 359.770134] ? do_raw_spin_unlock+0xa7/0x330 [ 359.774551] ? ___preempt_schedule+0x16/0x18 [ 359.778965] ? _raw_spin_unlock+0x3f/0x50 [ 359.783118] shrink_node+0x3bc/0x16b0 [ 359.786942] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 359.792240] ? shrink_node_memcg+0x18f0/0x18f0 [ 359.796817] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 359.801415] ? trace_hardirqs_on+0xbd/0x310 [ 359.805765] ? vmpressure+0x271/0x340 [ 359.809565] ? do_raw_spin_trylock+0x270/0x270 [ 359.814177] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 359.819742] ? __cpuset_node_allowed+0x19b/0x660 [ 359.824504] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 359.830213] ? vmpressure+0x1a2/0x340 [ 359.834024] do_try_to_free_pages+0x3e7/0x1290 [ 359.838605] ? zap_class+0x640/0x640 [ 359.842365] ? shrink_node+0x16b0/0x16b0 [ 359.846427] ? __lock_is_held+0xb5/0x140 [ 359.850515] try_to_free_pages+0x4d0/0xb90 [ 359.854758] ? do_try_to_free_pages+0x1290/0x1290 [ 359.859611] ? lock_acquire+0x1ed/0x520 [ 359.863603] ? set_page_refcounted+0x280/0x280 [ 359.868200] ? lock_release+0xa00/0xa00 [ 359.872183] ? _raw_spin_unlock_irq+0x60/0x80 [ 359.876678] ? psi_memstall_enter+0x240/0x2b0 [ 359.881181] ? psi_memstall_tick+0x230/0x230 [ 359.885603] __alloc_pages_slowpath+0xa48/0x2de0 [ 359.890397] ? warn_alloc+0x120/0x120 [ 359.894228] ? mark_held_locks+0x130/0x130 [ 359.898482] ? find_get_entry+0xaae/0x1120 [ 359.902724] ? filemap_map_pages+0x1a20/0x1a20 [ 359.907314] ? zap_class+0x640/0x640 [ 359.911034] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.916570] ? check_preemption_disabled+0x48/0x280 [ 359.921587] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 359.927123] ? should_fail+0x22d/0xd01 [ 359.931020] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 359.936124] ? zap_class+0x640/0x640 [ 359.939865] ? __lock_is_held+0xb5/0x140 [ 359.943937] ? mark_held_locks+0x130/0x130 [ 359.948180] ? lock_release+0xa00/0xa00 [ 359.952162] ? perf_trace_sched_process_exec+0x860/0x860 [ 359.957608] ? xa_load+0x2ba/0x460 [ 359.961151] ? lock_downgrade+0x900/0x900 [ 359.965312] ? __might_sleep+0x95/0x190 [ 359.969297] __alloc_pages_nodemask+0xad8/0xea0 [ 359.973978] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 359.978993] ? __page_cache_alloc+0x191/0x5c0 [ 359.983496] ? xa_load+0x2e1/0x460 [ 359.987342] ? xa_clear_mark+0x40/0x40 [ 359.991245] ? zap_class+0x640/0x640 [ 359.994973] ? zap_class+0x640/0x640 [ 359.998688] ? zap_class+0x640/0x640 [ 360.002403] ? __do_page_cache_readahead+0x663/0x810 [ 360.007523] ? find_held_lock+0x36/0x1c0 [ 360.011601] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 360.017144] alloc_pages_current+0x173/0x350 [ 360.021564] __page_cache_alloc+0x38c/0x5c0 [ 360.025883] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 360.030815] ? kasan_check_read+0x11/0x20 [ 360.034959] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 360.040236] ? generic_perform_write+0x6a0/0x6a0 [ 360.044993] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 360.050527] ? check_preemption_disabled+0x48/0x280 [ 360.055560] filemap_fault+0x1595/0x25f0 [ 360.059629] ? __lock_page_or_retry+0xa00/0xa00 [ 360.064304] ? mark_held_locks+0x130/0x130 [ 360.068561] ? filemap_map_pages+0xd6b/0x1a20 [ 360.073071] ? lock_downgrade+0x900/0x900 [ 360.077223] ? check_preemption_disabled+0x48/0x280 [ 360.082242] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 360.087173] ? kasan_check_read+0x11/0x20 [ 360.091336] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 360.096607] ? rcu_softirq_qs+0x20/0x20 [ 360.100613] ? filemap_map_pages+0xd92/0x1a20 [ 360.105129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.110673] ? find_get_entries_tag+0x1400/0x1400 [ 360.115530] ? __lock_acquire+0x62f/0x4c20 [ 360.119775] ? lock_acquire+0x1ed/0x520 [ 360.123749] ? ext4_filemap_fault+0x7a/0xad [ 360.128075] ? lock_release+0xa00/0xa00 [ 360.132046] ? perf_trace_sched_process_exec+0x860/0x860 [ 360.137490] ? print_usage_bug+0xc0/0xc0 [ 360.141549] ? print_usage_bug+0xc0/0xc0 [ 360.145616] ? down_read+0x8d/0x120 [ 360.149272] ? ext4_filemap_fault+0x7a/0xad [ 360.153590] ? __down_interruptible+0x700/0x700 [ 360.158264] ext4_filemap_fault+0x82/0xad [ 360.162416] __do_fault+0x100/0x6b0 [ 360.166046] ? pmd_devmap_trans_unstable+0x220/0x220 [ 360.171149] ? mark_held_locks+0x130/0x130 [ 360.175398] ? mark_held_locks+0x130/0x130 [ 360.179624] ? find_held_lock+0x36/0x1c0 [ 360.183698] ? find_held_lock+0x36/0x1c0 [ 360.187755] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 360.193298] __handle_mm_fault+0x3ea0/0x5be0 [ 360.197732] ? poll_select_copy_remaining+0x18c/0x6a0 [ 360.202954] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 360.207794] ? __might_fault+0x12b/0x1e0 [ 360.211850] ? lock_downgrade+0x900/0x900 [ 360.216005] ? zap_class+0x640/0x640 [ 360.219720] ? zap_class+0x640/0x640 [ 360.223434] ? find_held_lock+0x36/0x1c0 [ 360.227500] ? handle_mm_fault+0x42a/0xc70 [ 360.231728] ? lock_downgrade+0x900/0x900 [ 360.235871] ? check_preemption_disabled+0x48/0x280 [ 360.240905] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 360.245834] ? kasan_check_read+0x11/0x20 [ 360.249979] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 360.255254] ? rcu_softirq_qs+0x20/0x20 [ 360.259226] ? trace_hardirqs_off_caller+0x310/0x310 [ 360.264342] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 360.269903] ? check_preemption_disabled+0x48/0x280 [ 360.274936] handle_mm_fault+0x54f/0xc70 [ 360.279027] ? __handle_mm_fault+0x5be0/0x5be0 [ 360.283644] ? find_vma+0x34/0x190 [ 360.287206] __do_page_fault+0x5e8/0xe60 [ 360.291265] ? trace_hardirqs_off+0xb8/0x310 [ 360.295684] do_page_fault+0xf2/0x7e0 [ 360.299499] ? vmalloc_sync_all+0x30/0x30 [ 360.303646] ? error_entry+0x70/0xd0 [ 360.307375] ? trace_hardirqs_off_caller+0xbb/0x310 [ 360.312393] ? trace_hardirqs_on_caller+0xc0/0x310 [ 360.317320] ? syscall_return_slowpath+0x5e0/0x5e0 [ 360.322260] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 360.327116] ? trace_hardirqs_on_caller+0x310/0x310 [ 360.332134] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 360.337586] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 360.342596] ? prepare_exit_to_usermode+0x291/0x3b0 [ 360.347607] ? page_fault+0x8/0x30 [ 360.351142] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 360.355984] ? page_fault+0x8/0x30 [ 360.359539] page_fault+0x1e/0x30 [ 360.362988] RIP: 0033:0x7efe5ebdedd3 [ 360.366715] Code: Bad RIP value. [ 360.370079] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 360.375441] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 360.382707] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 360.390000] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 360.397277] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 360.404557] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 360.411865] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 360.411870] warn_alloc_show_mem: 1 callbacks suppressed [ 360.411877] Mem-Info: [ 360.419158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 360.424529] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 360.424529] active_file:14 inactive_file:10 isolated_file:0 [ 360.424529] unevictable:0 dirty:0 writeback:0 unstable:0 [ 360.424529] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 360.424529] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 360.424529] free:13762 free_pcp:570 free_cma:0 [ 360.426906] Call Trace: [ 360.436295] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 360.469138] [ 360.471711] 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 [ 360.499120] dump_stack+0x244/0x39d [ 360.501243] lowmem_reserve[]: 0 2818 6321 6321 [ 360.527347] ? dump_stack_print_info.cold.1+0x20/0x20 [ 360.530950] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 360.535565] warn_alloc.cold.116+0xb7/0x1bd [ 360.540735] lowmem_reserve[]: 0 0 3503 3503 [ 360.568402] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 360.572699] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 360.577017] ? lock_downgrade+0x900/0x900 [ 360.581831] lowmem_reserve[]: 0 0 0 0 [ 360.610827] ? trace_hardirqs_off+0xb8/0x310 [ 360.614960] 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 [ 360.618759] ? trace_hardirqs_off+0xb8/0x310 [ 360.623140] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 360.636666] __alloc_pages_slowpath+0x2651/0x2de0 [ 360.641051] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 360.656323] ? warn_alloc+0x120/0x120 [ 360.661130] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 360.676119] ? warn_alloc+0x120/0x120 [ 360.679905] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 360.688725] ? __lock_acquire+0x62f/0x4c20 [ 360.692499] 268 total pagecache pages [ 360.701063] ? warn_alloc+0x120/0x120 [ 360.705279] 0 pages in swap cache [ 360.709069] ? print_usage_bug+0xc0/0xc0 [ 360.712865] Swap cache stats: add 0, delete 0, find 0/0 [ 360.716329] ? print_usage_bug+0xc0/0xc0 [ 360.720367] Free swap = 0kB [ 360.725723] ? mark_held_locks+0x130/0x130 [ 360.729774] Total swap = 0kB [ 360.732785] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 360.736995] 1965979 pages RAM [ 360.740008] ? should_fail+0x22d/0xd01 [ 360.745517] 0 pages HighMem/MovableOnly [ 360.748611] ? zap_class+0x640/0x640 [ 360.752472] 342854 pages reserved [ 360.756438] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 360.760124] 0 pages cma reserved [ 360.763597] ? __lock_acquire+0x62f/0x4c20 [ 360.768732] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 360.772031] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 360.772044] ? should_fail+0x22d/0xd01 [ 360.772066] ? mark_held_locks+0x130/0x130 [ 360.776339] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 360.782770] ? mark_held_locks+0x130/0x130 [ 360.787845] init cpuset=/ mems_allowed=0 [ 360.791723] ? lock_downgrade+0x900/0x900 [ 360.818079] ? zap_class+0x640/0x640 [ 360.821789] ? zap_class+0x640/0x640 [ 360.825498] ? zap_class+0x640/0x640 [ 360.829234] ? do_raw_spin_unlock+0xa7/0x330 [ 360.833637] ? trace_hardirqs_on+0x310/0x310 [ 360.838041] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.843591] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.849137] ? check_preemption_disabled+0x48/0x280 [ 360.854160] ? __lock_is_held+0xb5/0x140 [ 360.858229] __alloc_pages_nodemask+0xad8/0xea0 [ 360.862887] ? zap_class+0x640/0x640 [ 360.866607] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 360.871667] ? find_held_lock+0x36/0x1c0 [ 360.875732] ? ____cache_alloc_node+0x1c7/0x1e0 [ 360.880401] ? lock_downgrade+0x900/0x900 [ 360.884556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.890097] cache_grow_begin+0xa5/0x8c0 [ 360.894153] ? do_raw_spin_unlock+0xa7/0x330 [ 360.898574] fallback_alloc+0x204/0x2e0 [ 360.902552] ____cache_alloc_node+0x1c7/0x1e0 [ 360.907050] kmem_cache_alloc_node+0xe3/0x730 [ 360.911544] ? lockdep_hardirqs_on+0x296/0x5b0 [ 360.916136] __alloc_skb+0x119/0x770 [ 360.919846] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 360.925213] ? netdev_alloc_frag+0x1f0/0x1f0 [ 360.929626] ? vprintk_default+0x28/0x30 [ 360.933690] ? vprintk_func+0x85/0x181 [ 360.937578] ? printk+0xa7/0xcf [ 360.940849] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 360.945607] new_skb+0x26/0x1c0 [ 360.948878] aoecmd_cfg+0x279/0x7f0 [ 360.952501] ? find_held_lock+0x36/0x1c0 [ 360.956571] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 360.960892] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.966444] ? __lock_is_held+0xb5/0x140 [ 360.970513] discover_timer+0x50/0x60 [ 360.974316] call_timer_fn+0x272/0x920 [ 360.978212] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 360.983064] ? process_timeout+0x40/0x40 [ 360.987152] ? __run_timers+0x7da/0xc70 [ 360.991165] ? _raw_spin_unlock_irq+0x27/0x80 [ 360.995675] ? _raw_spin_unlock_irq+0x27/0x80 [ 361.000183] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 361.005043] ? lockdep_hardirqs_on+0x296/0x5b0 [ 361.009627] ? trace_hardirqs_on+0xbd/0x310 [ 361.013958] ? kasan_check_read+0x11/0x20 [ 361.018105] ? __run_timers+0x7da/0xc70 [ 361.022078] ? trace_hardirqs_off_caller+0x310/0x310 [ 361.027189] ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37 [ 361.032559] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 361.037400] __run_timers+0x7e5/0xc70 [ 361.041216] ? timer_fixup_init+0x70/0x70 [ 361.045379] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 361.050397] ? zap_class+0x640/0x640 [ 361.054116] ? enqueue_hrtimer+0x1a5/0x560 [ 361.058368] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 361.063564] ? find_held_lock+0x36/0x1c0 [ 361.067642] ? zap_class+0x640/0x640 [ 361.071366] ? pvclock_read_flags+0x160/0x160 [ 361.075867] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.081410] ? check_preemption_disabled+0x48/0x280 [ 361.086437] ? __lock_is_held+0xb5/0x140 [ 361.090517] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.096070] ? check_preemption_disabled+0x48/0x280 [ 361.101092] run_timer_softirq+0x52/0xb0 [ 361.105155] ? rcu_read_lock_sched_held+0x14f/0x180 [ 361.110174] __do_softirq+0x308/0xb7e [ 361.113978] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 361.118984] ? lock_downgrade+0x900/0x900 [ 361.123141] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 361.128255] ? pvclock_read_flags+0x160/0x160 [ 361.132762] ? lapic_next_event+0x5a/0x90 [ 361.136937] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.142515] ? kvm_clock_read+0x18/0x30 [ 361.146491] ? kvm_sched_clock_read+0x9/0x20 [ 361.150938] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.156497] ? check_preemption_disabled+0x48/0x280 [ 361.161536] irq_exit+0x17f/0x1c0 [ 361.164989] smp_apic_timer_interrupt+0x1cb/0x760 [ 361.169833] ? smp_reschedule_interrupt+0x109/0x650 [ 361.174852] ? smp_call_function_single_interrupt+0x650/0x650 [ 361.180735] ? interrupt_entry+0xb5/0xc0 [ 361.184796] ? trace_hardirqs_off_caller+0xbb/0x310 [ 361.189811] ? trace_hardirqs_off_caller+0xbb/0x310 [ 361.194827] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 361.199675] ? trace_hardirqs_on_caller+0x310/0x310 [ 361.204690] ? trace_hardirqs_on_caller+0x310/0x310 [ 361.209705] ? task_prio+0x50/0x50 [ 361.213246] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.218781] ? check_preemption_disabled+0x48/0x280 [ 361.223802] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 361.228654] apic_timer_interrupt+0xf/0x20 [ 361.232884] [ 361.235128] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 361.240072] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 361.258971] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 361.266680] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 361.273944] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 361.281215] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 361.288483] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 361.295753] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 361.303056] skb_clone+0x1bb/0x500 [ 361.306598] ? finish_task_switch+0x663/0x910 [ 361.311108] ? skb_split+0x11e0/0x11e0 [ 361.315001] ? preempt_notifier_register+0x200/0x200 [ 361.320104] ? __switch_to_asm+0x34/0x70 [ 361.324164] ? __switch_to_asm+0x34/0x70 [ 361.328226] ? __switch_to_asm+0x40/0x70 [ 361.332286] ? __switch_to_asm+0x34/0x70 [ 361.336349] ? __switch_to_asm+0x40/0x70 [ 361.340406] ? __switch_to_asm+0x34/0x70 [ 361.344467] ? __switch_to_asm+0x40/0x70 [ 361.348523] ? __switch_to_asm+0x34/0x70 [ 361.352583] ? __switch_to_asm+0x34/0x70 [ 361.356643] ? __switch_to_asm+0x40/0x70 [ 361.360722] ? __switch_to_asm+0x34/0x70 [ 361.364785] bpf_clone_redirect+0xb9/0x490 [ 361.369020] ? __schedule+0x8d7/0x21d0 [ 361.372944] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 361.378000] ? __sched_text_start+0x8/0x8 [ 361.382150] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 361.386952] ? find_held_lock+0x36/0x1c0 [ 361.391024] ? lock_acquire+0x1ed/0x520 [ 361.394999] ? bpf_test_run+0x3cb/0x780 [ 361.398975] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.404515] ? check_preemption_disabled+0x48/0x280 [ 361.409540] ? kasan_check_read+0x11/0x20 [ 361.413687] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 361.418966] ? rcu_softirq_qs+0x20/0x20 [ 361.422941] ? preempt_schedule+0x4d/0x60 [ 361.427107] ? ___preempt_schedule+0x16/0x18 [ 361.431550] ? bpf_test_run+0x25d/0x780 [ 361.435546] ? netlink_diag_dump+0x2a0/0x2a0 [ 361.439954] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 361.445488] ? bpf_test_init.isra.10+0x70/0x100 [ 361.450161] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 361.454935] ? bpf_test_finish.isra.9+0x260/0x260 [ 361.459795] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 361.465330] ? fput+0x130/0x1a0 [ 361.468617] ? __bpf_prog_get+0x9b/0x290 [ 361.472682] ? bpf_test_finish.isra.9+0x260/0x260 [ 361.477525] ? bpf_prog_test_run+0x130/0x1a0 [ 361.481942] ? __x64_sys_bpf+0x3db/0x520 [ 361.486033] ? bpf_prog_get+0x20/0x20 [ 361.489874] ? do_syscall_64+0x1b9/0x820 [ 361.493941] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 361.499310] ? syscall_return_slowpath+0x5e0/0x5e0 [ 361.504244] ? trace_hardirqs_on_caller+0x310/0x310 [ 361.509260] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 361.514304] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 361.520983] ? __switch_to_asm+0x40/0x70 [ 361.525068] ? __switch_to_asm+0x34/0x70 [ 361.529151] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 361.534036] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 361.539432] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 361.539497] aoe: skb alloc failure [ 361.545681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 361.545686] Call Trace: [ 361.545691] [ 361.545709] dump_stack+0x244/0x39d [ 361.545727] ? dump_stack_print_info.cold.1+0x20/0x20 [ 361.549278] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 361.558607] warn_alloc.cold.116+0xb7/0x1bd [ 361.561167] syz-executor2 cpuset=syz2 mems_allowed=0 [ 361.563313] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 361.596837] ? lock_downgrade+0x900/0x900 [ 361.601004] ? trace_hardirqs_off+0xb8/0x310 [ 361.605417] ? trace_hardirqs_off+0xb8/0x310 [ 361.609838] __alloc_pages_slowpath+0x2651/0x2de0 [ 361.614740] ? warn_alloc+0x120/0x120 [ 361.618557] ? print_usage_bug+0xc0/0xc0 [ 361.622646] ? warn_alloc+0x120/0x120 [ 361.626470] ? warn_alloc+0x120/0x120 [ 361.630287] ? print_usage_bug+0xc0/0xc0 [ 361.634351] ? print_usage_bug+0xc0/0xc0 [ 361.638412] ? __lock_acquire+0x62f/0x4c20 [ 361.642649] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 361.648188] ? should_fail+0x22d/0xd01 [ 361.652084] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 361.657196] ? __lock_acquire+0x62f/0x4c20 [ 361.661438] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 361.666537] ? __lock_acquire+0x62f/0x4c20 [ 361.670768] ? should_fail+0x22d/0xd01 [ 361.674655] ? find_held_lock+0x36/0x1c0 [ 361.678724] ? mark_held_locks+0x130/0x130 [ 361.682977] ? mark_held_locks+0x130/0x130 [ 361.687215] ? zap_class+0x640/0x640 [ 361.690930] ? zap_class+0x640/0x640 [ 361.694646] ? print_usage_bug+0xc0/0xc0 [ 361.698702] ? do_raw_spin_unlock+0xa7/0x330 [ 361.703108] ? zap_class+0x640/0x640 [ 361.706821] ? print_usage_bug+0xc0/0xc0 [ 361.710886] ? wq_watchdog_touch+0x9c/0xfe [ 361.715151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.720707] ? check_preemption_disabled+0x48/0x280 [ 361.725745] ? __lock_is_held+0xb5/0x140 [ 361.729812] __alloc_pages_nodemask+0xad8/0xea0 [ 361.734481] ? zap_class+0x640/0x640 [ 361.738199] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 361.743229] ? find_held_lock+0x36/0x1c0 [ 361.747298] ? ____cache_alloc_node+0x1c7/0x1e0 [ 361.751968] ? lock_downgrade+0x900/0x900 [ 361.756125] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.761673] cache_grow_begin+0xa5/0x8c0 [ 361.765737] ? do_raw_spin_unlock+0xa7/0x330 [ 361.770153] fallback_alloc+0x204/0x2e0 [ 361.774144] ____cache_alloc_node+0x1c7/0x1e0 [ 361.778661] kmem_cache_alloc_node+0xe3/0x730 [ 361.783164] ? ipv6_get_ifaddr+0x42e/0x620 [ 361.787425] __alloc_skb+0x119/0x770 [ 361.791135] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 361.796421] ? netdev_alloc_frag+0x1f0/0x1f0 [ 361.800843] ? lock_downgrade+0x900/0x900 [ 361.804995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.810535] ? refcount_sub_and_test_checked+0x203/0x310 [ 361.816004] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 361.821472] ? addrconf_rs_timer+0x690/0x690 [ 361.825886] ndisc_alloc_skb+0x144/0x340 [ 361.829959] ndisc_send_rs+0x331/0x6e0 [ 361.833866] addrconf_rs_timer+0x314/0x690 [ 361.838110] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 361.842351] call_timer_fn+0x272/0x920 [ 361.846262] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 361.850523] ? process_timeout+0x40/0x40 [ 361.854618] ? mark_held_locks+0xc7/0x130 [ 361.858805] ? _raw_spin_unlock_irq+0x27/0x80 [ 361.863309] ? _raw_spin_unlock_irq+0x27/0x80 [ 361.867833] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 361.872067] ? lockdep_hardirqs_on+0x296/0x5b0 [ 361.876646] ? trace_hardirqs_on+0xbd/0x310 [ 361.880965] ? kasan_check_read+0x11/0x20 [ 361.885107] ? __run_timers+0x7da/0xc70 [ 361.889077] ? trace_hardirqs_off_caller+0x310/0x310 [ 361.894188] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 361.898426] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 361.902652] __run_timers+0x7e5/0xc70 [ 361.906457] ? timer_fixup_init+0x70/0x70 [ 361.910604] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 361.915617] ? zap_class+0x640/0x640 [ 361.919331] ? print_usage_bug+0xc0/0xc0 [ 361.923391] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 361.928611] ? find_held_lock+0x36/0x1c0 [ 361.932759] ? zap_class+0x640/0x640 [ 361.936488] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.942023] ? check_preemption_disabled+0x48/0x280 [ 361.947040] ? __lock_is_held+0xb5/0x140 [ 361.951114] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.956664] ? check_preemption_disabled+0x48/0x280 [ 361.961715] run_timer_softirq+0x52/0xb0 [ 361.965778] ? rcu_read_lock_sched_held+0x14f/0x180 [ 361.970792] __do_softirq+0x308/0xb7e [ 361.974593] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 361.979080] ? lock_downgrade+0x900/0x900 [ 361.983229] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 361.988525] ? pvclock_read_flags+0x160/0x160 [ 361.993018] ? lapic_next_event+0x5a/0x90 [ 361.997191] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.002735] ? kvm_clock_read+0x18/0x30 [ 362.006712] ? kvm_sched_clock_read+0x9/0x20 [ 362.011119] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.016657] ? check_preemption_disabled+0x48/0x280 [ 362.021679] irq_exit+0x17f/0x1c0 [ 362.025133] smp_apic_timer_interrupt+0x1cb/0x760 [ 362.030016] ? smp_call_function_single_interrupt+0x650/0x650 [ 362.035907] ? interrupt_entry+0xb5/0xc0 [ 362.039968] ? trace_hardirqs_off_caller+0xbb/0x310 [ 362.044983] ? trace_hardirqs_off_caller+0xbb/0x310 [ 362.050013] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 362.054847] ? trace_hardirqs_on_caller+0x310/0x310 [ 362.059870] ? trace_hardirqs_on_caller+0x310/0x310 [ 362.064910] ? task_prio+0x50/0x50 [ 362.068469] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.074010] ? check_preemption_disabled+0x48/0x280 [ 362.079037] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 362.083887] apic_timer_interrupt+0xf/0x20 [ 362.088125] [ 362.090368] RIP: 0010:check_memory_region+0x117/0x1b0 [ 362.095556] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 362.114453] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 362.122177] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 362.129446] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 362.136709] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 362.143972] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 362.151238] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 362.158520] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 362.163811] kasan_check_read+0x11/0x20 [ 362.167784] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 362.172884] ? rcu_softirq_qs+0x20/0x20 [ 362.176871] rcu_is_watching+0x10/0x30 [ 362.180762] page_evictable+0x3c0/0x540 [ 362.184749] ? kswapd_stop+0x100/0x100 [ 362.188636] ? trace_hardirqs_off_caller+0x310/0x310 [ 362.193750] ? perf_trace_sched_process_exec+0x860/0x860 [ 362.199201] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.204736] ? check_preemption_disabled+0x48/0x280 [ 362.209757] shrink_active_list+0x869/0x1f00 [ 362.214219] ? mark_held_locks+0xc7/0x130 [ 362.218387] ? shrink_inactive_list+0x1c60/0x1c60 [ 362.223228] ? trace_hardirqs_on+0xbd/0x310 [ 362.227545] ? find_held_lock+0x36/0x1c0 [ 362.231600] ? shrink_inactive_list+0xa4a/0x1c60 [ 362.236367] ? trace_hardirqs_off_caller+0x310/0x310 [ 362.241474] ? zap_class+0x640/0x640 [ 362.245187] ? print_usage_bug+0xc0/0xc0 [ 362.249260] ? __page_frag_cache_drain+0x210/0x210 [ 362.254183] ? print_usage_bug+0xc0/0xc0 [ 362.258245] ? mark_held_locks+0xc7/0x130 [ 362.262414] ? find_held_lock+0x36/0x1c0 [ 362.266490] ? zap_class+0x640/0x640 [ 362.270199] ? mark_held_locks+0xc7/0x130 [ 362.274343] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.279875] ? check_preemption_disabled+0x48/0x280 [ 362.284926] ? zap_class+0x640/0x640 [ 362.288643] ? __lock_is_held+0xb5/0x140 [ 362.292704] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.298239] ? check_preemption_disabled+0x48/0x280 [ 362.303260] ? __lock_is_held+0xb5/0x140 [ 362.307345] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 362.312415] ? inactive_list_is_low+0x305/0x880 [ 362.317091] ? lruvec_lru_size+0x450/0x450 [ 362.321325] ? kasan_check_read+0x11/0x20 [ 362.325481] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 362.330434] shrink_node_memcg+0x803/0x18f0 [ 362.334785] ? shrink_active_list+0x1f00/0x1f00 [ 362.339455] ? lock_downgrade+0x900/0x900 [ 362.343601] ? check_flush_dependency+0x410/0x410 [ 362.348445] ? kasan_check_read+0x11/0x20 [ 362.352585] ? do_raw_spin_unlock+0xa7/0x330 [ 362.356992] ? ___preempt_schedule+0x16/0x18 [ 362.361415] ? _raw_spin_unlock+0x3f/0x50 [ 362.365581] shrink_node+0x3bc/0x16b0 [ 362.369392] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 362.374687] ? shrink_node_memcg+0x18f0/0x18f0 [ 362.379263] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 362.383840] ? trace_hardirqs_on+0xbd/0x310 [ 362.388156] ? vmpressure+0x271/0x340 [ 362.391963] ? do_raw_spin_trylock+0x270/0x270 [ 362.396568] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 362.402104] ? __cpuset_node_allowed+0x19b/0x660 [ 362.406859] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 362.412587] ? vmpressure+0x1a2/0x340 [ 362.416394] do_try_to_free_pages+0x3e7/0x1290 [ 362.420974] ? zap_class+0x640/0x640 [ 362.424704] ? shrink_node+0x16b0/0x16b0 [ 362.428764] ? __lock_is_held+0xb5/0x140 [ 362.432834] try_to_free_pages+0x4d0/0xb90 [ 362.437067] ? do_try_to_free_pages+0x1290/0x1290 [ 362.441938] ? lock_acquire+0x1ed/0x520 [ 362.445915] ? set_page_refcounted+0x280/0x280 [ 362.450497] ? lock_release+0xa00/0xa00 [ 362.454467] ? _raw_spin_unlock_irq+0x60/0x80 [ 362.458975] ? psi_memstall_enter+0x240/0x2b0 [ 362.463467] ? psi_memstall_tick+0x230/0x230 [ 362.467908] __alloc_pages_slowpath+0xa48/0x2de0 [ 362.472693] ? warn_alloc+0x120/0x120 [ 362.476491] ? mark_held_locks+0x130/0x130 [ 362.480732] ? find_get_entry+0xaae/0x1120 [ 362.484988] ? filemap_map_pages+0x1a20/0x1a20 [ 362.489573] ? zap_class+0x640/0x640 [ 362.493291] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.498831] ? check_preemption_disabled+0x48/0x280 [ 362.503844] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 362.509377] ? should_fail+0x22d/0xd01 [ 362.513286] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 362.518391] ? zap_class+0x640/0x640 [ 362.522131] ? __lock_is_held+0xb5/0x140 [ 362.526201] ? mark_held_locks+0x130/0x130 [ 362.530439] ? lock_release+0xa00/0xa00 [ 362.534423] ? perf_trace_sched_process_exec+0x860/0x860 [ 362.539872] ? xa_load+0x2ba/0x460 [ 362.543435] ? lock_downgrade+0x900/0x900 [ 362.547583] ? __might_sleep+0x95/0x190 [ 362.551562] __alloc_pages_nodemask+0xad8/0xea0 [ 362.556251] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 362.561266] ? __page_cache_alloc+0x191/0x5c0 [ 362.565754] ? xa_load+0x2e1/0x460 [ 362.569293] ? xa_clear_mark+0x40/0x40 [ 362.573183] ? zap_class+0x640/0x640 [ 362.576909] ? zap_class+0x640/0x640 [ 362.580651] ? zap_class+0x640/0x640 [ 362.584359] ? __do_page_cache_readahead+0x663/0x810 [ 362.589492] ? find_held_lock+0x36/0x1c0 [ 362.593570] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 362.599114] alloc_pages_current+0x173/0x350 [ 362.603541] __page_cache_alloc+0x38c/0x5c0 [ 362.607854] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 362.612776] ? kasan_check_read+0x11/0x20 [ 362.616941] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 362.622264] ? generic_perform_write+0x6a0/0x6a0 [ 362.627034] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 362.632575] ? check_preemption_disabled+0x48/0x280 [ 362.637593] filemap_fault+0x1595/0x25f0 [ 362.641727] ? __lock_page_or_retry+0xa00/0xa00 [ 362.646423] ? mark_held_locks+0x130/0x130 [ 362.650671] ? filemap_map_pages+0xd6b/0x1a20 [ 362.655186] ? lock_downgrade+0x900/0x900 [ 362.659336] ? check_preemption_disabled+0x48/0x280 [ 362.664350] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 362.669273] ? kasan_check_read+0x11/0x20 [ 362.673417] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 362.678692] ? rcu_softirq_qs+0x20/0x20 [ 362.682676] ? filemap_map_pages+0xd92/0x1a20 [ 362.687182] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.692719] ? find_get_entries_tag+0x1400/0x1400 [ 362.697562] ? __lock_acquire+0x62f/0x4c20 [ 362.701808] ? lock_acquire+0x1ed/0x520 [ 362.705777] ? ext4_filemap_fault+0x7a/0xad [ 362.710120] ? lock_release+0xa00/0xa00 [ 362.714092] ? perf_trace_sched_process_exec+0x860/0x860 [ 362.719545] ? print_usage_bug+0xc0/0xc0 [ 362.723638] ? print_usage_bug+0xc0/0xc0 [ 362.727709] ? down_read+0x8d/0x120 [ 362.731331] ? ext4_filemap_fault+0x7a/0xad [ 362.735648] ? __down_interruptible+0x700/0x700 [ 362.740323] ext4_filemap_fault+0x82/0xad [ 362.744477] __do_fault+0x100/0x6b0 [ 362.748107] ? pmd_devmap_trans_unstable+0x220/0x220 [ 362.753214] ? mark_held_locks+0x130/0x130 [ 362.757454] ? mark_held_locks+0x130/0x130 [ 362.761688] ? find_held_lock+0x36/0x1c0 [ 362.765756] ? find_held_lock+0x36/0x1c0 [ 362.769819] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 362.775381] __handle_mm_fault+0x3ea0/0x5be0 [ 362.779787] ? poll_select_copy_remaining+0x18c/0x6a0 [ 362.784980] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 362.789825] ? __might_fault+0x12b/0x1e0 [ 362.793887] ? lock_downgrade+0x900/0x900 [ 362.798070] ? zap_class+0x640/0x640 [ 362.801781] ? zap_class+0x640/0x640 [ 362.805535] ? find_held_lock+0x36/0x1c0 [ 362.809629] ? handle_mm_fault+0x42a/0xc70 [ 362.813861] ? lock_downgrade+0x900/0x900 [ 362.818003] ? check_preemption_disabled+0x48/0x280 [ 362.823027] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 362.827951] ? kasan_check_read+0x11/0x20 [ 362.832094] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 362.837367] ? rcu_softirq_qs+0x20/0x20 [ 362.841348] ? trace_hardirqs_off_caller+0x310/0x310 [ 362.846465] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 362.851996] ? check_preemption_disabled+0x48/0x280 [ 362.857018] handle_mm_fault+0x54f/0xc70 [ 362.861081] ? __handle_mm_fault+0x5be0/0x5be0 [ 362.865668] ? find_vma+0x34/0x190 [ 362.869215] __do_page_fault+0x5e8/0xe60 [ 362.873302] ? trace_hardirqs_off+0xb8/0x310 [ 362.877723] do_page_fault+0xf2/0x7e0 [ 362.881567] ? vmalloc_sync_all+0x30/0x30 [ 362.885719] ? error_entry+0x70/0xd0 [ 362.889434] ? trace_hardirqs_off_caller+0xbb/0x310 [ 362.894477] ? trace_hardirqs_on_caller+0xc0/0x310 [ 362.899408] ? syscall_return_slowpath+0x5e0/0x5e0 [ 362.904353] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 362.909200] ? trace_hardirqs_on_caller+0x310/0x310 [ 362.914217] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 362.919667] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 362.924688] ? prepare_exit_to_usermode+0x291/0x3b0 [ 362.929700] ? page_fault+0x8/0x30 [ 362.933258] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 362.938104] ? page_fault+0x8/0x30 [ 362.941639] page_fault+0x1e/0x30 [ 362.945119] RIP: 0033:0x7efe5ebdedd3 [ 362.948892] Code: Bad RIP value. [ 362.952286] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 362.957640] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 362.964936] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 362.972216] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 362.979482] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 362.986762] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 362.994045] warn_alloc_show_mem: 1 callbacks suppressed [ 362.994055] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 362.994057] Mem-Info: [ 362.994085] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 362.994085] active_file:14 inactive_file:10 isolated_file:0 [ 362.994085] unevictable:0 dirty:0 writeback:0 unstable:0 [ 362.994085] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 362.994085] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 362.994085] free:13762 free_pcp:570 free_cma:0 [ 362.999443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 363.006736] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 363.009131] Call Trace: [ 363.042011] 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 [ 363.051358] [ 363.078777] lowmem_reserve[]: 0 2818 6321 6321 [ 363.081378] dump_stack+0x244/0x39d [ 363.107459] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 363.109605] ? dump_stack_print_info.cold.1+0x20/0x20 [ 363.114175] lowmem_reserve[]: 0 0 3503 3503 [ 363.118301] warn_alloc.cold.116+0xb7/0x1bd [ 363.145958] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 363.151146] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 363.155444] lowmem_reserve[]: 0 0 0 0 [ 363.160203] ? lock_downgrade+0x900/0x900 [ 363.189164] 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 [ 363.194000] ? trace_hardirqs_off+0xb8/0x310 [ 363.197786] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 363.201940] ? trace_hardirqs_off+0xb8/0x310 [ 363.215450] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 363.219869] __alloc_pages_slowpath+0x2651/0x2de0 [ 363.235119] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 363.239534] ? warn_alloc+0x120/0x120 [ 363.254494] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 363.259327] ? warn_alloc+0x120/0x120 [ 363.268138] 268 total pagecache pages [ 363.271938] ? __lock_acquire+0x62f/0x4c20 [ 363.280493] 0 pages in swap cache [ 363.284274] ? warn_alloc+0x120/0x120 [ 363.288055] Swap cache stats: add 0, delete 0, find 0/0 [ 363.292281] ? print_usage_bug+0xc0/0xc0 [ 363.295709] Free swap = 0kB [ 363.299495] ? print_usage_bug+0xc0/0xc0 [ 363.304829] Total swap = 0kB [ 363.304836] 1965979 pages RAM [ 363.308908] ? mark_held_locks+0x130/0x130 [ 363.311906] 0 pages HighMem/MovableOnly [ 363.315962] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 363.318966] 342854 pages reserved [ 363.322061] ? should_fail+0x22d/0xd01 [ 363.326265] 0 pages cma reserved [ 363.330229] ? zap_class+0x640/0x640 [ 363.335795] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 363.339183] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 363.343120] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 363.346401] ? __lock_acquire+0x62f/0x4c20 [ 363.350087] init cpuset=/ mems_allowed=0 [ 363.356584] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 363.384713] ? should_fail+0x22d/0xd01 [ 363.388611] ? mark_held_locks+0x130/0x130 [ 363.392848] ? mark_held_locks+0x130/0x130 [ 363.397115] ? lock_downgrade+0x900/0x900 [ 363.401260] ? zap_class+0x640/0x640 [ 363.404989] ? zap_class+0x640/0x640 [ 363.408721] ? zap_class+0x640/0x640 [ 363.412437] ? do_raw_spin_unlock+0xa7/0x330 [ 363.416845] ? trace_hardirqs_on+0x310/0x310 [ 363.421249] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.426799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.432352] ? check_preemption_disabled+0x48/0x280 [ 363.437375] ? __lock_is_held+0xb5/0x140 [ 363.441459] __alloc_pages_nodemask+0xad8/0xea0 [ 363.446130] ? zap_class+0x640/0x640 [ 363.449862] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 363.454888] ? find_held_lock+0x36/0x1c0 [ 363.458961] ? ____cache_alloc_node+0x1c7/0x1e0 [ 363.463656] ? lock_downgrade+0x900/0x900 [ 363.467842] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.473381] cache_grow_begin+0xa5/0x8c0 [ 363.477441] ? do_raw_spin_unlock+0xa7/0x330 [ 363.481854] fallback_alloc+0x204/0x2e0 [ 363.485832] ____cache_alloc_node+0x1c7/0x1e0 [ 363.490326] kmem_cache_alloc_node+0xe3/0x730 [ 363.494816] ? lockdep_hardirqs_on+0x296/0x5b0 [ 363.499403] __alloc_skb+0x119/0x770 [ 363.503115] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 363.508480] ? netdev_alloc_frag+0x1f0/0x1f0 [ 363.512889] ? vprintk_default+0x28/0x30 [ 363.516956] ? vprintk_func+0x85/0x181 [ 363.520861] ? printk+0xa7/0xcf [ 363.524140] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 363.528911] new_skb+0x26/0x1c0 [ 363.532220] aoecmd_cfg+0x279/0x7f0 [ 363.535862] ? find_held_lock+0x36/0x1c0 [ 363.539931] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 363.544259] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.549820] ? __lock_is_held+0xb5/0x140 [ 363.553890] discover_timer+0x50/0x60 [ 363.557699] call_timer_fn+0x272/0x920 [ 363.561584] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 363.566424] ? process_timeout+0x40/0x40 [ 363.570494] ? __run_timers+0x7da/0xc70 [ 363.574468] ? _raw_spin_unlock_irq+0x27/0x80 [ 363.578958] ? _raw_spin_unlock_irq+0x27/0x80 [ 363.583446] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 363.588288] ? lockdep_hardirqs_on+0x296/0x5b0 [ 363.592872] ? trace_hardirqs_on+0xbd/0x310 [ 363.597216] ? kasan_check_read+0x11/0x20 [ 363.601368] ? __run_timers+0x7da/0xc70 [ 363.605339] ? trace_hardirqs_off_caller+0x310/0x310 [ 363.610474] ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37 [ 363.615853] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 363.620690] __run_timers+0x7e5/0xc70 [ 363.624504] ? timer_fixup_init+0x70/0x70 [ 363.628657] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 363.633683] ? zap_class+0x640/0x640 [ 363.637405] ? enqueue_hrtimer+0x1a5/0x560 [ 363.641649] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 363.646848] ? find_held_lock+0x36/0x1c0 [ 363.650919] ? zap_class+0x640/0x640 [ 363.654644] ? pvclock_read_flags+0x160/0x160 [ 363.659147] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.664688] ? check_preemption_disabled+0x48/0x280 [ 363.669717] ? __lock_is_held+0xb5/0x140 [ 363.673776] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.679311] ? check_preemption_disabled+0x48/0x280 [ 363.684349] run_timer_softirq+0x52/0xb0 [ 363.688415] ? rcu_read_lock_sched_held+0x14f/0x180 [ 363.693453] __do_softirq+0x308/0xb7e [ 363.697259] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 363.701767] ? lock_downgrade+0x900/0x900 [ 363.705925] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 363.711040] ? pvclock_read_flags+0x160/0x160 [ 363.715539] ? lapic_next_event+0x5a/0x90 [ 363.719694] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.725237] ? kvm_clock_read+0x18/0x30 [ 363.729214] ? kvm_sched_clock_read+0x9/0x20 [ 363.733623] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.739160] ? check_preemption_disabled+0x48/0x280 [ 363.744181] irq_exit+0x17f/0x1c0 [ 363.747641] smp_apic_timer_interrupt+0x1cb/0x760 [ 363.752505] ? smp_reschedule_interrupt+0x109/0x650 [ 363.757539] ? smp_call_function_single_interrupt+0x650/0x650 [ 363.763454] ? interrupt_entry+0xb5/0xc0 [ 363.767517] ? trace_hardirqs_off_caller+0xbb/0x310 [ 363.772534] ? trace_hardirqs_off_caller+0xbb/0x310 [ 363.777549] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 363.782403] ? trace_hardirqs_on_caller+0x310/0x310 [ 363.787416] ? trace_hardirqs_on_caller+0x310/0x310 [ 363.792429] ? task_prio+0x50/0x50 [ 363.795987] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.801526] ? check_preemption_disabled+0x48/0x280 [ 363.806561] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 363.811407] apic_timer_interrupt+0xf/0x20 [ 363.815635] [ 363.817875] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 363.822807] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 363.841702] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 363.849407] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 363.856678] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 363.863974] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 363.871232] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 363.878493] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 363.885794] skb_clone+0x1bb/0x500 [ 363.889334] ? finish_task_switch+0x663/0x910 [ 363.893831] ? skb_split+0x11e0/0x11e0 [ 363.897723] ? preempt_notifier_register+0x200/0x200 [ 363.902823] ? __switch_to_asm+0x34/0x70 [ 363.906887] ? __switch_to_asm+0x34/0x70 [ 363.910956] ? __switch_to_asm+0x40/0x70 [ 363.915011] ? __switch_to_asm+0x34/0x70 [ 363.919066] ? __switch_to_asm+0x40/0x70 [ 363.923121] ? __switch_to_asm+0x34/0x70 [ 363.927175] ? __switch_to_asm+0x40/0x70 [ 363.931233] ? __switch_to_asm+0x34/0x70 [ 363.935292] ? __switch_to_asm+0x34/0x70 [ 363.939362] ? __switch_to_asm+0x40/0x70 [ 363.943421] ? __switch_to_asm+0x34/0x70 [ 363.947505] bpf_clone_redirect+0xb9/0x490 [ 363.951750] ? __schedule+0x8d7/0x21d0 [ 363.955634] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 363.960652] ? __sched_text_start+0x8/0x8 [ 363.964804] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 363.969600] ? find_held_lock+0x36/0x1c0 [ 363.973667] ? lock_acquire+0x1ed/0x520 [ 363.977641] ? bpf_test_run+0x3cb/0x780 [ 363.981628] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.987403] ? check_preemption_disabled+0x48/0x280 [ 363.992444] ? kasan_check_read+0x11/0x20 [ 363.996589] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 364.001862] ? rcu_softirq_qs+0x20/0x20 [ 364.005836] ? preempt_schedule+0x4d/0x60 [ 364.009983] ? ___preempt_schedule+0x16/0x18 [ 364.014417] ? bpf_test_run+0x25d/0x780 [ 364.018427] ? netlink_diag_dump+0x2a0/0x2a0 [ 364.022839] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 364.028376] ? bpf_test_init.isra.10+0x70/0x100 [ 364.033074] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 364.037838] ? bpf_test_finish.isra.9+0x260/0x260 [ 364.042680] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 364.048217] ? fput+0x130/0x1a0 [ 364.051495] ? __bpf_prog_get+0x9b/0x290 [ 364.055568] ? bpf_test_finish.isra.9+0x260/0x260 [ 364.060409] ? bpf_prog_test_run+0x130/0x1a0 [ 364.064819] ? __x64_sys_bpf+0x3db/0x520 [ 364.068879] ? bpf_prog_get+0x20/0x20 [ 364.072710] ? do_syscall_64+0x1b9/0x820 [ 364.076771] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 364.082130] ? syscall_return_slowpath+0x5e0/0x5e0 [ 364.087055] ? trace_hardirqs_on_caller+0x310/0x310 [ 364.092084] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 364.097102] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 364.103766] ? __switch_to_asm+0x40/0x70 [ 364.107819] ? __switch_to_asm+0x34/0x70 [ 364.111883] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 364.116733] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 364.122112] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 364.122175] aoe: skb alloc failure [ 364.128338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 364.128346] Call Trace: [ 364.131938] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 364.141205] [ 364.143774] syz-executor2 cpuset=syz2 mems_allowed=0 [ 364.154263] dump_stack+0x244/0x39d [ 364.165124] ? dump_stack_print_info.cold.1+0x20/0x20 [ 364.170337] warn_alloc.cold.116+0xb7/0x1bd [ 364.174652] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 364.179490] ? lock_downgrade+0x900/0x900 [ 364.183649] ? trace_hardirqs_off+0xb8/0x310 [ 364.188055] ? trace_hardirqs_off+0xb8/0x310 [ 364.192514] __alloc_pages_slowpath+0x2651/0x2de0 [ 364.197386] ? warn_alloc+0x120/0x120 [ 364.201214] ? print_usage_bug+0xc0/0xc0 [ 364.205268] ? warn_alloc+0x120/0x120 [ 364.209068] ? warn_alloc+0x120/0x120 [ 364.212861] ? print_usage_bug+0xc0/0xc0 [ 364.216964] ? kvm_clock_read+0x18/0x30 [ 364.220936] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 364.225955] ? print_usage_bug+0xc0/0xc0 [ 364.230031] ? __lock_acquire+0x62f/0x4c20 [ 364.234271] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 364.239819] ? should_fail+0x22d/0xd01 [ 364.243703] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 364.248980] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 364.254114] ? __lock_acquire+0x62f/0x4c20 [ 364.258352] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 364.263455] ? __lock_acquire+0x62f/0x4c20 [ 364.267706] ? should_fail+0x22d/0xd01 [ 364.271602] ? rcu_irq_exit+0x1a2/0x390 [ 364.275580] ? mark_held_locks+0x130/0x130 [ 364.279814] ? mark_held_locks+0x130/0x130 [ 364.284045] ? mark_held_locks+0xc7/0x130 [ 364.288187] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 364.293195] ? zap_class+0x640/0x640 [ 364.296910] ? print_usage_bug+0xc0/0xc0 [ 364.300970] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.306537] ? check_preemption_disabled+0x48/0x280 [ 364.311564] ? __lock_is_held+0xb5/0x140 [ 364.315626] __alloc_pages_nodemask+0xad8/0xea0 [ 364.320292] ? zap_class+0x640/0x640 [ 364.324008] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 364.329032] ? find_held_lock+0x36/0x1c0 [ 364.333121] ? ____cache_alloc_node+0x1c7/0x1e0 [ 364.337805] ? lock_downgrade+0x900/0x900 [ 364.341962] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.347516] cache_grow_begin+0xa5/0x8c0 [ 364.351605] ? do_raw_spin_unlock+0xa7/0x330 [ 364.356016] fallback_alloc+0x204/0x2e0 [ 364.359989] ____cache_alloc_node+0x1c7/0x1e0 [ 364.364482] kmem_cache_alloc_node+0xe3/0x730 [ 364.368972] ? ipv6_get_ifaddr+0x42e/0x620 [ 364.373212] __alloc_skb+0x119/0x770 [ 364.376938] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 364.382214] ? netdev_alloc_frag+0x1f0/0x1f0 [ 364.386627] ? lock_downgrade+0x900/0x900 [ 364.390789] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.396320] ? refcount_sub_and_test_checked+0x203/0x310 [ 364.401788] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 364.407236] ? addrconf_rs_timer+0x690/0x690 [ 364.411679] ndisc_alloc_skb+0x144/0x340 [ 364.415742] ndisc_send_rs+0x331/0x6e0 [ 364.419635] addrconf_rs_timer+0x314/0x690 [ 364.423875] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 364.428127] call_timer_fn+0x272/0x920 [ 364.432019] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 364.436250] ? process_timeout+0x40/0x40 [ 364.440315] ? mark_held_locks+0xc7/0x130 [ 364.444458] ? _raw_spin_unlock_irq+0x27/0x80 [ 364.448953] ? _raw_spin_unlock_irq+0x27/0x80 [ 364.453443] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 364.457676] ? lockdep_hardirqs_on+0x296/0x5b0 [ 364.462253] ? trace_hardirqs_on+0xbd/0x310 [ 364.466567] ? kasan_check_read+0x11/0x20 [ 364.470708] ? __run_timers+0x7da/0xc70 [ 364.474681] ? trace_hardirqs_off_caller+0x310/0x310 [ 364.479816] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 364.484048] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 364.488273] __run_timers+0x7e5/0xc70 [ 364.492076] ? timer_fixup_init+0x70/0x70 [ 364.496217] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 364.501228] ? zap_class+0x640/0x640 [ 364.504943] ? print_usage_bug+0xc0/0xc0 [ 364.509001] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 364.514208] ? find_held_lock+0x36/0x1c0 [ 364.518277] ? zap_class+0x640/0x640 [ 364.522025] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.527575] ? check_preemption_disabled+0x48/0x280 [ 364.532623] ? __lock_is_held+0xb5/0x140 [ 364.536678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.542210] ? check_preemption_disabled+0x48/0x280 [ 364.547230] run_timer_softirq+0x52/0xb0 [ 364.551289] ? rcu_read_lock_sched_held+0x14f/0x180 [ 364.556310] __do_softirq+0x308/0xb7e [ 364.560116] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 364.564621] ? lock_downgrade+0x900/0x900 [ 364.568773] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 364.573883] ? pvclock_read_flags+0x160/0x160 [ 364.578393] ? lapic_next_event+0x5a/0x90 [ 364.582544] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.588086] ? kvm_clock_read+0x18/0x30 [ 364.592063] ? kvm_sched_clock_read+0x9/0x20 [ 364.596470] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.602009] ? check_preemption_disabled+0x48/0x280 [ 364.607034] irq_exit+0x17f/0x1c0 [ 364.610490] smp_apic_timer_interrupt+0x1cb/0x760 [ 364.615334] ? smp_call_function_single_interrupt+0x650/0x650 [ 364.621215] ? interrupt_entry+0xb5/0xc0 [ 364.625277] ? trace_hardirqs_off_caller+0xbb/0x310 [ 364.630293] ? trace_hardirqs_off_caller+0xbb/0x310 [ 364.635309] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 364.640195] ? trace_hardirqs_on_caller+0x310/0x310 [ 364.645210] ? trace_hardirqs_on_caller+0x310/0x310 [ 364.650228] ? task_prio+0x50/0x50 [ 364.653769] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.659322] ? check_preemption_disabled+0x48/0x280 [ 364.664361] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 364.669218] apic_timer_interrupt+0xf/0x20 [ 364.673459] [ 364.675697] RIP: 0010:check_memory_region+0x117/0x1b0 [ 364.680885] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 364.699787] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 364.707509] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 364.714789] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 364.722059] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 364.729323] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 364.736587] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 364.743867] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 364.749180] kasan_check_read+0x11/0x20 [ 364.753152] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 364.758256] ? rcu_softirq_qs+0x20/0x20 [ 364.762236] rcu_is_watching+0x10/0x30 [ 364.766117] page_evictable+0x3c0/0x540 [ 364.770102] ? kswapd_stop+0x100/0x100 [ 364.773987] ? trace_hardirqs_off_caller+0x310/0x310 [ 364.779100] ? perf_trace_sched_process_exec+0x860/0x860 [ 364.784548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.790077] ? check_preemption_disabled+0x48/0x280 [ 364.795095] shrink_active_list+0x869/0x1f00 [ 364.799526] ? mark_held_locks+0xc7/0x130 [ 364.803706] ? shrink_inactive_list+0x1c60/0x1c60 [ 364.808546] ? trace_hardirqs_on+0xbd/0x310 [ 364.812861] ? find_held_lock+0x36/0x1c0 [ 364.816952] ? shrink_inactive_list+0xa4a/0x1c60 [ 364.821707] ? trace_hardirqs_off_caller+0x310/0x310 [ 364.826809] ? zap_class+0x640/0x640 [ 364.830542] ? print_usage_bug+0xc0/0xc0 [ 364.834621] ? __page_frag_cache_drain+0x210/0x210 [ 364.839550] ? print_usage_bug+0xc0/0xc0 [ 364.843611] ? mark_held_locks+0xc7/0x130 [ 364.847760] ? find_held_lock+0x36/0x1c0 [ 364.851820] ? zap_class+0x640/0x640 [ 364.855532] ? mark_held_locks+0xc7/0x130 [ 364.859677] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.865210] ? check_preemption_disabled+0x48/0x280 [ 364.870228] ? zap_class+0x640/0x640 [ 364.873934] ? __lock_is_held+0xb5/0x140 [ 364.877990] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.883540] ? check_preemption_disabled+0x48/0x280 [ 364.888577] ? __lock_is_held+0xb5/0x140 [ 364.892651] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 364.897666] ? inactive_list_is_low+0x305/0x880 [ 364.902342] ? lruvec_lru_size+0x450/0x450 [ 364.906570] ? kasan_check_read+0x11/0x20 [ 364.910728] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 364.915704] shrink_node_memcg+0x803/0x18f0 [ 364.920040] ? shrink_active_list+0x1f00/0x1f00 [ 364.924707] ? lock_downgrade+0x900/0x900 [ 364.928852] ? check_flush_dependency+0x410/0x410 [ 364.933694] ? kasan_check_read+0x11/0x20 [ 364.937837] ? do_raw_spin_unlock+0xa7/0x330 [ 364.942248] ? ___preempt_schedule+0x16/0x18 [ 364.946657] ? _raw_spin_unlock+0x3f/0x50 [ 364.950805] shrink_node+0x3bc/0x16b0 [ 364.954608] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 364.959921] ? shrink_node_memcg+0x18f0/0x18f0 [ 364.964512] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 364.969090] ? trace_hardirqs_on+0xbd/0x310 [ 364.973407] ? vmpressure+0x271/0x340 [ 364.977228] ? do_raw_spin_trylock+0x270/0x270 [ 364.981823] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 364.987355] ? __cpuset_node_allowed+0x19b/0x660 [ 364.992105] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 364.997809] ? vmpressure+0x1a2/0x340 [ 365.001617] do_try_to_free_pages+0x3e7/0x1290 [ 365.006194] ? zap_class+0x640/0x640 [ 365.009926] ? shrink_node+0x16b0/0x16b0 [ 365.013984] ? __lock_is_held+0xb5/0x140 [ 365.018056] try_to_free_pages+0x4d0/0xb90 [ 365.022289] ? do_try_to_free_pages+0x1290/0x1290 [ 365.027153] ? lock_acquire+0x1ed/0x520 [ 365.031127] ? set_page_refcounted+0x280/0x280 [ 365.035727] ? lock_release+0xa00/0xa00 [ 365.039696] ? _raw_spin_unlock_irq+0x60/0x80 [ 365.044219] ? psi_memstall_enter+0x240/0x2b0 [ 365.048739] ? psi_memstall_tick+0x230/0x230 [ 365.053180] __alloc_pages_slowpath+0xa48/0x2de0 [ 365.057970] ? warn_alloc+0x120/0x120 [ 365.061779] ? mark_held_locks+0x130/0x130 [ 365.066016] ? find_get_entry+0xaae/0x1120 [ 365.070277] ? filemap_map_pages+0x1a20/0x1a20 [ 365.074863] ? zap_class+0x640/0x640 [ 365.078581] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.084194] ? check_preemption_disabled+0x48/0x280 [ 365.089233] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.094784] ? should_fail+0x22d/0xd01 [ 365.098675] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 365.103790] ? zap_class+0x640/0x640 [ 365.107546] ? __lock_is_held+0xb5/0x140 [ 365.111615] ? mark_held_locks+0x130/0x130 [ 365.115853] ? lock_release+0xa00/0xa00 [ 365.119833] ? perf_trace_sched_process_exec+0x860/0x860 [ 365.125283] ? xa_load+0x2ba/0x460 [ 365.128819] ? lock_downgrade+0x900/0x900 [ 365.132969] ? __might_sleep+0x95/0x190 [ 365.136946] __alloc_pages_nodemask+0xad8/0xea0 [ 365.141619] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 365.146630] ? __page_cache_alloc+0x191/0x5c0 [ 365.151116] ? xa_load+0x2e1/0x460 [ 365.154655] ? xa_clear_mark+0x40/0x40 [ 365.158545] ? zap_class+0x640/0x640 [ 365.162294] ? zap_class+0x640/0x640 [ 365.166009] ? zap_class+0x640/0x640 [ 365.169727] ? __do_page_cache_readahead+0x663/0x810 [ 365.174837] ? find_held_lock+0x36/0x1c0 [ 365.178905] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 365.184448] alloc_pages_current+0x173/0x350 [ 365.188856] __page_cache_alloc+0x38c/0x5c0 [ 365.193189] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 365.198107] ? kasan_check_read+0x11/0x20 [ 365.202241] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 365.207511] ? generic_perform_write+0x6a0/0x6a0 [ 365.212262] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.217797] ? check_preemption_disabled+0x48/0x280 [ 365.222816] filemap_fault+0x1595/0x25f0 [ 365.226882] ? __lock_page_or_retry+0xa00/0xa00 [ 365.231556] ? mark_held_locks+0x130/0x130 [ 365.235795] ? filemap_map_pages+0xd6b/0x1a20 [ 365.240290] ? lock_downgrade+0x900/0x900 [ 365.244439] ? check_preemption_disabled+0x48/0x280 [ 365.249455] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 365.254377] ? kasan_check_read+0x11/0x20 [ 365.258533] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 365.263804] ? rcu_softirq_qs+0x20/0x20 [ 365.267784] ? filemap_map_pages+0xd92/0x1a20 [ 365.272298] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.277839] ? find_get_entries_tag+0x1400/0x1400 [ 365.282682] ? __lock_acquire+0x62f/0x4c20 [ 365.286964] ? lock_acquire+0x1ed/0x520 [ 365.290951] ? ext4_filemap_fault+0x7a/0xad [ 365.295274] ? lock_release+0xa00/0xa00 [ 365.299241] ? perf_trace_sched_process_exec+0x860/0x860 [ 365.304688] ? print_usage_bug+0xc0/0xc0 [ 365.308750] ? print_usage_bug+0xc0/0xc0 [ 365.312821] ? down_read+0x8d/0x120 [ 365.316443] ? ext4_filemap_fault+0x7a/0xad [ 365.320762] ? __down_interruptible+0x700/0x700 [ 365.325436] ext4_filemap_fault+0x82/0xad [ 365.329580] __do_fault+0x100/0x6b0 [ 365.333219] ? pmd_devmap_trans_unstable+0x220/0x220 [ 365.338336] ? mark_held_locks+0x130/0x130 [ 365.342586] ? mark_held_locks+0x130/0x130 [ 365.346814] ? find_held_lock+0x36/0x1c0 [ 365.350879] ? find_held_lock+0x36/0x1c0 [ 365.354947] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.360484] __handle_mm_fault+0x3ea0/0x5be0 [ 365.364883] ? poll_select_copy_remaining+0x18c/0x6a0 [ 365.370095] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 365.374954] ? __might_fault+0x12b/0x1e0 [ 365.379025] ? lock_downgrade+0x900/0x900 [ 365.383228] ? zap_class+0x640/0x640 [ 365.386953] ? zap_class+0x640/0x640 [ 365.390671] ? find_held_lock+0x36/0x1c0 [ 365.394756] ? handle_mm_fault+0x42a/0xc70 [ 365.398993] ? lock_downgrade+0x900/0x900 [ 365.403150] ? check_preemption_disabled+0x48/0x280 [ 365.408184] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 365.413109] ? kasan_check_read+0x11/0x20 [ 365.417249] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 365.422535] ? rcu_softirq_qs+0x20/0x20 [ 365.426514] ? trace_hardirqs_off_caller+0x310/0x310 [ 365.431623] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.437157] ? check_preemption_disabled+0x48/0x280 [ 365.442184] handle_mm_fault+0x54f/0xc70 [ 365.446257] ? __handle_mm_fault+0x5be0/0x5be0 [ 365.450835] ? find_vma+0x34/0x190 [ 365.454374] __do_page_fault+0x5e8/0xe60 [ 365.458428] ? trace_hardirqs_off+0xb8/0x310 [ 365.462836] do_page_fault+0xf2/0x7e0 [ 365.466650] ? vmalloc_sync_all+0x30/0x30 [ 365.470793] ? error_entry+0x70/0xd0 [ 365.474500] ? trace_hardirqs_off_caller+0xbb/0x310 [ 365.479551] ? trace_hardirqs_on_caller+0xc0/0x310 [ 365.484472] ? syscall_return_slowpath+0x5e0/0x5e0 [ 365.489395] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 365.494234] ? trace_hardirqs_on_caller+0x310/0x310 [ 365.499263] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 365.504708] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 365.509720] ? prepare_exit_to_usermode+0x291/0x3b0 [ 365.514735] ? page_fault+0x8/0x30 [ 365.518289] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 365.523130] ? page_fault+0x8/0x30 [ 365.526668] page_fault+0x1e/0x30 [ 365.530112] RIP: 0033:0x7efe5ebdedd3 [ 365.533826] Code: Bad RIP value. [ 365.537181] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 365.542555] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 365.549815] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 365.557081] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 365.564348] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 365.571612] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 365.578924] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 365.578929] warn_alloc_show_mem: 1 callbacks suppressed [ 365.578936] Mem-Info: [ 365.586221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 365.591576] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 365.591576] active_file:14 inactive_file:10 isolated_file:0 [ 365.591576] unevictable:0 dirty:0 writeback:0 unstable:0 [ 365.591576] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 365.591576] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 365.591576] free:13762 free_pcp:570 free_cma:0 [ 365.593948] Call Trace: [ 365.603360] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 365.636200] [ 365.638769] 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 [ 365.666186] dump_stack+0x244/0x39d [ 365.668326] lowmem_reserve[]: 0 2818 6321 6321 [ 365.694442] ? dump_stack_print_info.cold.1+0x20/0x20 [ 365.698039] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 365.702618] warn_alloc.cold.116+0xb7/0x1bd [ 365.707771] lowmem_reserve[]: 0 0 3503 3503 [ 365.735449] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 365.739746] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 365.744072] ? lock_downgrade+0x900/0x900 [ 365.748895] lowmem_reserve[]: 0 0 0 0 [ 365.777864] ? trace_hardirqs_off+0xb8/0x310 [ 365.781980] 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 [ 365.785775] ? trace_hardirqs_off+0xb8/0x310 [ 365.790152] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 365.803680] __alloc_pages_slowpath+0x2651/0x2de0 [ 365.808058] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 365.823323] ? warn_alloc+0x120/0x120 [ 365.828126] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 365.843123] ? warn_alloc+0x120/0x120 [ 365.846908] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 365.855723] ? warn_alloc+0x120/0x120 [ 365.859499] 268 total pagecache pages [ 365.868059] ? print_usage_bug+0xc0/0xc0 [ 365.871832] 0 pages in swap cache [ 365.875656] ? print_usage_bug+0xc0/0xc0 [ 365.879719] Swap cache stats: add 0, delete 0, find 0/0 [ 365.883155] ? ktime_get+0x2c1/0x400 [ 365.887189] Free swap = 0kB [ 365.892553] ? check_preemption_disabled+0x48/0x280 [ 365.896239] Total swap = 0kB [ 365.899258] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 365.904241] 1965979 pages RAM [ 365.907268] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.911735] 0 pages HighMem/MovableOnly [ 365.914847] ? should_fail+0x22d/0xd01 [ 365.920357] 342854 pages reserved [ 365.924321] ? kasan_check_read+0x11/0x20 [ 365.928186] 0 pages cma reserved [ 365.931641] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 365.935813] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 365.939107] ? __lock_acquire+0x62f/0x4c20 [ 365.944292] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 365.950669] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 365.954869] init cpuset=/ mems_allowed=0 [ 365.964656] ? should_fail+0x22d/0xd01 [ 365.977668] ? print_usage_bug+0xc0/0xc0 [ 365.981737] ? mark_held_locks+0x130/0x130 [ 365.986072] ? mark_held_locks+0x130/0x130 [ 365.990308] ? check_preemption_disabled+0x48/0x280 [ 365.995348] ? zap_class+0x640/0x640 [ 365.999067] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 366.003831] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.009372] ? check_preemption_disabled+0x48/0x280 [ 366.014414] ? __lock_is_held+0xb5/0x140 [ 366.018514] __alloc_pages_nodemask+0xad8/0xea0 [ 366.023179] ? zap_class+0x640/0x640 [ 366.026897] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 366.031937] ? find_held_lock+0x36/0x1c0 [ 366.036006] ? ____cache_alloc_node+0x1c7/0x1e0 [ 366.040679] ? lock_downgrade+0x900/0x900 [ 366.044831] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.050372] cache_grow_begin+0xa5/0x8c0 [ 366.054435] ? do_raw_spin_unlock+0xa7/0x330 [ 366.058865] fallback_alloc+0x204/0x2e0 [ 366.062854] ____cache_alloc_node+0x1c7/0x1e0 [ 366.067353] kmem_cache_alloc_node+0xe3/0x730 [ 366.071847] ? lockdep_hardirqs_on+0x296/0x5b0 [ 366.076443] __alloc_skb+0x119/0x770 [ 366.080155] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 366.085521] ? netdev_alloc_frag+0x1f0/0x1f0 [ 366.089942] ? vprintk_default+0x28/0x30 [ 366.094004] ? vprintk_func+0x85/0x181 [ 366.097896] ? printk+0xa7/0xcf [ 366.101183] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 366.105953] new_skb+0x26/0x1c0 [ 366.109233] aoecmd_cfg+0x279/0x7f0 [ 366.112877] ? find_held_lock+0x36/0x1c0 [ 366.116999] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 366.121325] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.126870] ? __lock_is_held+0xb5/0x140 [ 366.130950] discover_timer+0x50/0x60 [ 366.134751] call_timer_fn+0x272/0x920 [ 366.138636] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 366.143479] ? process_timeout+0x40/0x40 [ 366.147549] ? __run_timers+0x7da/0xc70 [ 366.151527] ? _raw_spin_unlock_irq+0x27/0x80 [ 366.156020] ? _raw_spin_unlock_irq+0x27/0x80 [ 366.160507] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 366.165346] ? lockdep_hardirqs_on+0x296/0x5b0 [ 366.169932] ? trace_hardirqs_on+0xbd/0x310 [ 366.174249] ? kasan_check_read+0x11/0x20 [ 366.178388] ? __run_timers+0x7da/0xc70 [ 366.182359] ? trace_hardirqs_off_caller+0x310/0x310 [ 366.187466] ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37 [ 366.192845] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 366.197683] __run_timers+0x7e5/0xc70 [ 366.201488] ? timer_fixup_init+0x70/0x70 [ 366.205638] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 366.210654] ? zap_class+0x640/0x640 [ 366.214374] ? enqueue_hrtimer+0x1a5/0x560 [ 366.218638] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 366.223830] ? find_held_lock+0x36/0x1c0 [ 366.227893] ? zap_class+0x640/0x640 [ 366.231613] ? pvclock_read_flags+0x160/0x160 [ 366.236106] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.241640] ? check_preemption_disabled+0x48/0x280 [ 366.246676] ? __lock_is_held+0xb5/0x140 [ 366.250754] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.256302] ? check_preemption_disabled+0x48/0x280 [ 366.261334] run_timer_softirq+0x52/0xb0 [ 366.265393] ? rcu_read_lock_sched_held+0x14f/0x180 [ 366.270409] __do_softirq+0x308/0xb7e [ 366.274213] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 366.278699] ? lock_downgrade+0x900/0x900 [ 366.282845] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 366.287944] ? pvclock_read_flags+0x160/0x160 [ 366.292455] ? lapic_next_event+0x5a/0x90 [ 366.296607] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.302150] ? kvm_clock_read+0x18/0x30 [ 366.306123] ? kvm_sched_clock_read+0x9/0x20 [ 366.310537] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.316096] ? check_preemption_disabled+0x48/0x280 [ 366.321121] irq_exit+0x17f/0x1c0 [ 366.324591] smp_apic_timer_interrupt+0x1cb/0x760 [ 366.329433] ? smp_reschedule_interrupt+0x109/0x650 [ 366.334468] ? smp_call_function_single_interrupt+0x650/0x650 [ 366.340359] ? interrupt_entry+0xb5/0xc0 [ 366.344420] ? trace_hardirqs_off_caller+0xbb/0x310 [ 366.349449] ? trace_hardirqs_off_caller+0xbb/0x310 [ 366.354474] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 366.359315] ? trace_hardirqs_on_caller+0x310/0x310 [ 366.364327] ? trace_hardirqs_on_caller+0x310/0x310 [ 366.369341] ? task_prio+0x50/0x50 [ 366.372886] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.378449] ? check_preemption_disabled+0x48/0x280 [ 366.383476] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 366.388339] apic_timer_interrupt+0xf/0x20 [ 366.392565] [ 366.394803] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 366.399733] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 366.418627] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 366.426334] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 366.433596] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 366.440890] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 366.448161] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 366.455457] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 366.462756] skb_clone+0x1bb/0x500 [ 366.466306] ? finish_task_switch+0x663/0x910 [ 366.470803] ? skb_split+0x11e0/0x11e0 [ 366.474697] ? preempt_notifier_register+0x200/0x200 [ 366.479799] ? __switch_to_asm+0x34/0x70 [ 366.483858] ? __switch_to_asm+0x34/0x70 [ 366.487915] ? __switch_to_asm+0x40/0x70 [ 366.491970] ? __switch_to_asm+0x34/0x70 [ 366.496022] ? __switch_to_asm+0x40/0x70 [ 366.500094] ? __switch_to_asm+0x34/0x70 [ 366.504156] ? __switch_to_asm+0x40/0x70 [ 366.508236] ? __switch_to_asm+0x34/0x70 [ 366.512293] ? __switch_to_asm+0x34/0x70 [ 366.516365] ? __switch_to_asm+0x40/0x70 [ 366.520453] ? __switch_to_asm+0x34/0x70 [ 366.524527] bpf_clone_redirect+0xb9/0x490 [ 366.528761] ? __schedule+0x8d7/0x21d0 [ 366.532656] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 366.537684] ? __sched_text_start+0x8/0x8 [ 366.541827] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 366.546587] ? find_held_lock+0x36/0x1c0 [ 366.550683] ? lock_acquire+0x1ed/0x520 [ 366.554654] ? bpf_test_run+0x3cb/0x780 [ 366.558672] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.564212] ? check_preemption_disabled+0x48/0x280 [ 366.569245] ? kasan_check_read+0x11/0x20 [ 366.573390] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 366.578683] ? rcu_softirq_qs+0x20/0x20 [ 366.582654] ? preempt_schedule+0x4d/0x60 [ 366.586800] ? ___preempt_schedule+0x16/0x18 [ 366.591226] ? bpf_test_run+0x25d/0x780 [ 366.595203] ? netlink_diag_dump+0x2a0/0x2a0 [ 366.599644] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 366.605183] ? bpf_test_init.isra.10+0x70/0x100 [ 366.609853] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 366.614610] ? bpf_test_finish.isra.9+0x260/0x260 [ 366.619451] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 366.624984] ? fput+0x130/0x1a0 [ 366.628263] ? __bpf_prog_get+0x9b/0x290 [ 366.632327] ? bpf_test_finish.isra.9+0x260/0x260 [ 366.637168] ? bpf_prog_test_run+0x130/0x1a0 [ 366.641580] ? __x64_sys_bpf+0x3db/0x520 [ 366.645642] ? bpf_prog_get+0x20/0x20 [ 366.649468] ? do_syscall_64+0x1b9/0x820 [ 366.653528] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 366.658892] ? syscall_return_slowpath+0x5e0/0x5e0 [ 366.663832] ? trace_hardirqs_on_caller+0x310/0x310 [ 366.668852] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 366.673869] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 366.680537] ? __switch_to_asm+0x40/0x70 [ 366.684590] ? __switch_to_asm+0x34/0x70 [ 366.688706] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 366.693570] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 366.698949] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 366.699012] aoe: skb alloc failure [ 366.705183] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 366.705188] Call Trace: [ 366.705193] [ 366.705209] dump_stack+0x244/0x39d [ 366.705227] ? dump_stack_print_info.cold.1+0x20/0x20 [ 366.708775] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 366.718107] warn_alloc.cold.116+0xb7/0x1bd [ 366.720667] syz-executor2 cpuset=syz2 mems_allowed=0 [ 366.722805] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 366.756265] ? lock_downgrade+0x900/0x900 [ 366.760418] ? trace_hardirqs_off+0xb8/0x310 [ 366.764826] ? trace_hardirqs_off+0xb8/0x310 [ 366.769240] __alloc_pages_slowpath+0x2651/0x2de0 [ 366.774104] ? warn_alloc+0x120/0x120 [ 366.777912] ? print_usage_bug+0xc0/0xc0 [ 366.781973] ? warn_alloc+0x120/0x120 [ 366.785773] ? warn_alloc+0x120/0x120 [ 366.789568] ? print_usage_bug+0xc0/0xc0 [ 366.793627] ? kvm_clock_read+0x18/0x30 [ 366.797642] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 366.802667] ? print_usage_bug+0xc0/0xc0 [ 366.806725] ? __lock_acquire+0x62f/0x4c20 [ 366.810960] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 366.816495] ? should_fail+0x22d/0xd01 [ 366.820378] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 366.825654] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 366.830756] ? __lock_acquire+0x62f/0x4c20 [ 366.834993] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 366.840108] ? __lock_acquire+0x62f/0x4c20 [ 366.844336] ? should_fail+0x22d/0xd01 [ 366.848215] ? rcu_irq_exit+0x1a2/0x390 [ 366.852192] ? mark_held_locks+0x130/0x130 [ 366.856424] ? mark_held_locks+0x130/0x130 [ 366.860663] ? mark_held_locks+0xc7/0x130 [ 366.864809] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 366.869821] ? zap_class+0x640/0x640 [ 366.873530] ? print_usage_bug+0xc0/0xc0 [ 366.877588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.883118] ? check_preemption_disabled+0x48/0x280 [ 366.888139] ? __lock_is_held+0xb5/0x140 [ 366.892206] __alloc_pages_nodemask+0xad8/0xea0 [ 366.896880] ? zap_class+0x640/0x640 [ 366.900631] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 366.905665] ? find_held_lock+0x36/0x1c0 [ 366.909736] ? ____cache_alloc_node+0x1c7/0x1e0 [ 366.914405] ? lock_downgrade+0x900/0x900 [ 366.918573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.924113] cache_grow_begin+0xa5/0x8c0 [ 366.928175] ? do_raw_spin_unlock+0xa7/0x330 [ 366.932624] fallback_alloc+0x204/0x2e0 [ 366.936597] ____cache_alloc_node+0x1c7/0x1e0 [ 366.941108] kmem_cache_alloc_node+0xe3/0x730 [ 366.945610] ? ipv6_get_ifaddr+0x42e/0x620 [ 366.949846] __alloc_skb+0x119/0x770 [ 366.953550] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 366.958832] ? netdev_alloc_frag+0x1f0/0x1f0 [ 366.963239] ? lock_downgrade+0x900/0x900 [ 366.967390] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.972955] ? refcount_sub_and_test_checked+0x203/0x310 [ 366.978407] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 366.983853] ? addrconf_rs_timer+0x690/0x690 [ 366.988264] ndisc_alloc_skb+0x144/0x340 [ 366.992336] ndisc_send_rs+0x331/0x6e0 [ 366.996227] addrconf_rs_timer+0x314/0x690 [ 367.000509] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.004756] call_timer_fn+0x272/0x920 [ 367.008639] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.012866] ? process_timeout+0x40/0x40 [ 367.016940] ? mark_held_locks+0xc7/0x130 [ 367.021084] ? _raw_spin_unlock_irq+0x27/0x80 [ 367.025589] ? _raw_spin_unlock_irq+0x27/0x80 [ 367.030076] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.034310] ? lockdep_hardirqs_on+0x296/0x5b0 [ 367.038923] ? trace_hardirqs_on+0xbd/0x310 [ 367.043245] ? kasan_check_read+0x11/0x20 [ 367.047388] ? __run_timers+0x7da/0xc70 [ 367.051364] ? trace_hardirqs_off_caller+0x310/0x310 [ 367.056532] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.060781] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.065012] __run_timers+0x7e5/0xc70 [ 367.068821] ? timer_fixup_init+0x70/0x70 [ 367.072973] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 367.077991] ? zap_class+0x640/0x640 [ 367.081704] ? print_usage_bug+0xc0/0xc0 [ 367.085766] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 367.090972] ? find_held_lock+0x36/0x1c0 [ 367.095037] ? zap_class+0x640/0x640 [ 367.098759] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.104316] ? check_preemption_disabled+0x48/0x280 [ 367.109365] ? __lock_is_held+0xb5/0x140 [ 367.113427] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.119138] ? check_preemption_disabled+0x48/0x280 [ 367.124212] run_timer_softirq+0x52/0xb0 [ 367.128270] ? rcu_read_lock_sched_held+0x14f/0x180 [ 367.133278] __do_softirq+0x308/0xb7e [ 367.137077] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 367.141563] ? lock_downgrade+0x900/0x900 [ 367.145703] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 367.150837] ? pvclock_read_flags+0x160/0x160 [ 367.155327] ? lapic_next_event+0x5a/0x90 [ 367.159467] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.165023] ? kvm_clock_read+0x18/0x30 [ 367.169004] ? kvm_sched_clock_read+0x9/0x20 [ 367.173401] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.178947] ? check_preemption_disabled+0x48/0x280 [ 367.183979] irq_exit+0x17f/0x1c0 [ 367.187422] smp_apic_timer_interrupt+0x1cb/0x760 [ 367.192262] ? smp_call_function_single_interrupt+0x650/0x650 [ 367.198154] ? interrupt_entry+0xb5/0xc0 [ 367.202222] ? trace_hardirqs_off_caller+0xbb/0x310 [ 367.207246] ? trace_hardirqs_off_caller+0xbb/0x310 [ 367.212252] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 367.217090] ? trace_hardirqs_on_caller+0x310/0x310 [ 367.222134] ? trace_hardirqs_on_caller+0x310/0x310 [ 367.227146] ? task_prio+0x50/0x50 [ 367.230700] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.236247] ? check_preemption_disabled+0x48/0x280 [ 367.241296] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 367.246158] apic_timer_interrupt+0xf/0x20 [ 367.250384] [ 367.252621] RIP: 0010:check_memory_region+0x117/0x1b0 [ 367.257805] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 367.276702] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 367.284400] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 367.291672] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 367.298937] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 367.306251] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 367.313515] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 367.320791] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 367.326091] kasan_check_read+0x11/0x20 [ 367.330061] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 367.335182] ? rcu_softirq_qs+0x20/0x20 [ 367.339213] rcu_is_watching+0x10/0x30 [ 367.343117] page_evictable+0x3c0/0x540 [ 367.347110] ? kswapd_stop+0x100/0x100 [ 367.350998] ? trace_hardirqs_off_caller+0x310/0x310 [ 367.356097] ? perf_trace_sched_process_exec+0x860/0x860 [ 367.361546] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.367112] ? check_preemption_disabled+0x48/0x280 [ 367.372135] shrink_active_list+0x869/0x1f00 [ 367.376550] ? mark_held_locks+0xc7/0x130 [ 367.380698] ? shrink_inactive_list+0x1c60/0x1c60 [ 367.385537] ? trace_hardirqs_on+0xbd/0x310 [ 367.389854] ? find_held_lock+0x36/0x1c0 [ 367.393915] ? shrink_inactive_list+0xa4a/0x1c60 [ 367.398666] ? trace_hardirqs_off_caller+0x310/0x310 [ 367.403760] ? zap_class+0x640/0x640 [ 367.407473] ? print_usage_bug+0xc0/0xc0 [ 367.411606] ? __page_frag_cache_drain+0x210/0x210 [ 367.416533] ? print_usage_bug+0xc0/0xc0 [ 367.420608] ? mark_held_locks+0xc7/0x130 [ 367.424756] ? find_held_lock+0x36/0x1c0 [ 367.428814] ? zap_class+0x640/0x640 [ 367.432522] ? mark_held_locks+0xc7/0x130 [ 367.436671] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.442205] ? check_preemption_disabled+0x48/0x280 [ 367.447240] ? zap_class+0x640/0x640 [ 367.450963] ? __lock_is_held+0xb5/0x140 [ 367.455035] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.460568] ? check_preemption_disabled+0x48/0x280 [ 367.465592] ? __lock_is_held+0xb5/0x140 [ 367.469666] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 367.474692] ? inactive_list_is_low+0x305/0x880 [ 367.479366] ? lruvec_lru_size+0x450/0x450 [ 367.483596] ? kasan_check_read+0x11/0x20 [ 367.487808] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 367.492739] shrink_node_memcg+0x803/0x18f0 [ 367.497070] ? shrink_active_list+0x1f00/0x1f00 [ 367.501761] ? lock_downgrade+0x900/0x900 [ 367.505909] ? check_flush_dependency+0x410/0x410 [ 367.510751] ? kasan_check_read+0x11/0x20 [ 367.514891] ? do_raw_spin_unlock+0xa7/0x330 [ 367.519311] ? ___preempt_schedule+0x16/0x18 [ 367.523719] ? _raw_spin_unlock+0x3f/0x50 [ 367.527867] shrink_node+0x3bc/0x16b0 [ 367.531663] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 367.536984] ? shrink_node_memcg+0x18f0/0x18f0 [ 367.541560] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 367.546147] ? trace_hardirqs_on+0xbd/0x310 [ 367.550495] ? vmpressure+0x271/0x340 [ 367.554306] ? do_raw_spin_trylock+0x270/0x270 [ 367.558914] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 367.564449] ? __cpuset_node_allowed+0x19b/0x660 [ 367.569205] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 367.574928] ? vmpressure+0x1a2/0x340 [ 367.578749] do_try_to_free_pages+0x3e7/0x1290 [ 367.583340] ? zap_class+0x640/0x640 [ 367.587078] ? shrink_node+0x16b0/0x16b0 [ 367.591143] ? __lock_is_held+0xb5/0x140 [ 367.595255] try_to_free_pages+0x4d0/0xb90 [ 367.599507] ? do_try_to_free_pages+0x1290/0x1290 [ 367.604362] ? lock_acquire+0x1ed/0x520 [ 367.608330] ? set_page_refcounted+0x280/0x280 [ 367.612924] ? lock_release+0xa00/0xa00 [ 367.616933] ? _raw_spin_unlock_irq+0x60/0x80 [ 367.621428] ? psi_memstall_enter+0x240/0x2b0 [ 367.625924] ? psi_memstall_tick+0x230/0x230 [ 367.630373] __alloc_pages_slowpath+0xa48/0x2de0 [ 367.635150] ? warn_alloc+0x120/0x120 [ 367.638983] ? mark_held_locks+0x130/0x130 [ 367.643244] ? find_get_entry+0xaae/0x1120 [ 367.647495] ? filemap_map_pages+0x1a20/0x1a20 [ 367.652092] ? zap_class+0x640/0x640 [ 367.655808] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.661357] ? check_preemption_disabled+0x48/0x280 [ 367.666428] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.671967] ? should_fail+0x22d/0xd01 [ 367.675861] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 367.680965] ? zap_class+0x640/0x640 [ 367.684702] ? __lock_is_held+0xb5/0x140 [ 367.688772] ? mark_held_locks+0x130/0x130 [ 367.693007] ? lock_release+0xa00/0xa00 [ 367.696980] ? perf_trace_sched_process_exec+0x860/0x860 [ 367.702427] ? xa_load+0x2ba/0x460 [ 367.705969] ? lock_downgrade+0x900/0x900 [ 367.710124] ? __might_sleep+0x95/0x190 [ 367.714103] __alloc_pages_nodemask+0xad8/0xea0 [ 367.718779] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 367.723793] ? __page_cache_alloc+0x191/0x5c0 [ 367.728285] ? xa_load+0x2e1/0x460 [ 367.731826] ? xa_clear_mark+0x40/0x40 [ 367.735713] ? zap_class+0x640/0x640 [ 367.739429] ? zap_class+0x640/0x640 [ 367.743142] ? zap_class+0x640/0x640 [ 367.746860] ? __do_page_cache_readahead+0x663/0x810 [ 367.751981] ? find_held_lock+0x36/0x1c0 [ 367.756048] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 367.761587] alloc_pages_current+0x173/0x350 [ 367.766011] __page_cache_alloc+0x38c/0x5c0 [ 367.770326] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 367.775250] ? kasan_check_read+0x11/0x20 [ 367.779393] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 367.784712] ? generic_perform_write+0x6a0/0x6a0 [ 367.789463] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.794992] ? check_preemption_disabled+0x48/0x280 [ 367.800013] filemap_fault+0x1595/0x25f0 [ 367.804086] ? __lock_page_or_retry+0xa00/0xa00 [ 367.808753] ? mark_held_locks+0x130/0x130 [ 367.812993] ? filemap_map_pages+0xd6b/0x1a20 [ 367.817502] ? lock_downgrade+0x900/0x900 [ 367.821651] ? check_preemption_disabled+0x48/0x280 [ 367.826664] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 367.831590] ? kasan_check_read+0x11/0x20 [ 367.835729] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 367.840997] ? rcu_softirq_qs+0x20/0x20 [ 367.844992] ? filemap_map_pages+0xd92/0x1a20 [ 367.849483] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.855051] ? find_get_entries_tag+0x1400/0x1400 [ 367.859896] ? __lock_acquire+0x62f/0x4c20 [ 367.864146] ? lock_acquire+0x1ed/0x520 [ 367.868134] ? ext4_filemap_fault+0x7a/0xad [ 367.872472] ? lock_release+0xa00/0xa00 [ 367.876439] ? perf_trace_sched_process_exec+0x860/0x860 [ 367.881915] ? print_usage_bug+0xc0/0xc0 [ 367.885985] ? print_usage_bug+0xc0/0xc0 [ 367.890045] ? down_read+0x8d/0x120 [ 367.893669] ? ext4_filemap_fault+0x7a/0xad [ 367.897987] ? __down_interruptible+0x700/0x700 [ 367.902656] ext4_filemap_fault+0x82/0xad [ 367.906798] __do_fault+0x100/0x6b0 [ 367.910428] ? pmd_devmap_trans_unstable+0x220/0x220 [ 367.915526] ? mark_held_locks+0x130/0x130 [ 367.919793] ? mark_held_locks+0x130/0x130 [ 367.924054] ? find_held_lock+0x36/0x1c0 [ 367.928115] ? find_held_lock+0x36/0x1c0 [ 367.932189] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.937741] __handle_mm_fault+0x3ea0/0x5be0 [ 367.942148] ? poll_select_copy_remaining+0x18c/0x6a0 [ 367.947347] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 367.952194] ? __might_fault+0x12b/0x1e0 [ 367.956266] ? lock_downgrade+0x900/0x900 [ 367.960448] ? zap_class+0x640/0x640 [ 367.964157] ? zap_class+0x640/0x640 [ 367.967881] ? find_held_lock+0x36/0x1c0 [ 367.971997] ? handle_mm_fault+0x42a/0xc70 [ 367.976241] ? lock_downgrade+0x900/0x900 [ 367.980395] ? check_preemption_disabled+0x48/0x280 [ 367.985661] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 367.990587] ? kasan_check_read+0x11/0x20 [ 367.994728] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 368.000014] ? rcu_softirq_qs+0x20/0x20 [ 368.003986] ? trace_hardirqs_off_caller+0x310/0x310 [ 368.009116] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 368.014650] ? check_preemption_disabled+0x48/0x280 [ 368.019682] handle_mm_fault+0x54f/0xc70 [ 368.023744] ? __handle_mm_fault+0x5be0/0x5be0 [ 368.028329] ? find_vma+0x34/0x190 [ 368.031884] __do_page_fault+0x5e8/0xe60 [ 368.035976] ? trace_hardirqs_off+0xb8/0x310 [ 368.040401] do_page_fault+0xf2/0x7e0 [ 368.044196] ? vmalloc_sync_all+0x30/0x30 [ 368.048335] ? error_entry+0x70/0xd0 [ 368.052042] ? trace_hardirqs_off_caller+0xbb/0x310 [ 368.057047] ? trace_hardirqs_on_caller+0xc0/0x310 [ 368.061983] ? syscall_return_slowpath+0x5e0/0x5e0 [ 368.066913] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.071753] ? trace_hardirqs_on_caller+0x310/0x310 [ 368.076768] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 368.082212] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 368.087223] ? prepare_exit_to_usermode+0x291/0x3b0 [ 368.092235] ? page_fault+0x8/0x30 [ 368.095772] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.100619] ? page_fault+0x8/0x30 [ 368.104160] page_fault+0x1e/0x30 [ 368.107640] RIP: 0033:0x7efe5ebdedd3 [ 368.111358] Code: Bad RIP value. [ 368.114714] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 368.120074] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 368.127352] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 368.134612] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 368.141889] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 368.149177] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 368.156476] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 368.156481] warn_alloc_show_mem: 1 callbacks suppressed [ 368.156487] Mem-Info: [ 368.163748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 368.169125] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 368.169125] active_file:14 inactive_file:10 isolated_file:0 [ 368.169125] unevictable:0 dirty:0 writeback:0 unstable:0 [ 368.169125] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 368.169125] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 368.169125] free:13762 free_pcp:570 free_cma:0 [ 368.171495] Call Trace: [ 368.180891] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 368.213730] [ 368.216310] 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 [ 368.243724] dump_stack+0x244/0x39d [ 368.245896] lowmem_reserve[]: 0 2818 6321 6321 [ 368.272025] ? dump_stack_print_info.cold.1+0x20/0x20 [ 368.275642] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 368.280239] warn_alloc.cold.116+0xb7/0x1bd [ 368.285387] lowmem_reserve[]: 0 0 3503 3503 [ 368.313056] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 368.317349] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 368.321657] ? lock_downgrade+0x900/0x900 [ 368.326463] lowmem_reserve[]: 0 0 0 0 [ 368.355439] ? trace_hardirqs_off+0xb8/0x310 [ 368.359554] 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 [ 368.363361] ? trace_hardirqs_off+0xb8/0x310 [ 368.367753] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 368.381265] __alloc_pages_slowpath+0x2651/0x2de0 [ 368.385641] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 368.400957] ? warn_alloc+0x120/0x120 [ 368.405770] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 368.420762] ? warn_alloc+0x120/0x120 [ 368.424541] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 368.433357] ? __lock_acquire+0x62f/0x4c20 [ 368.437159] 268 total pagecache pages [ 368.445729] ? warn_alloc+0x120/0x120 [ 368.449942] 0 pages in swap cache [ 368.453722] ? print_usage_bug+0xc0/0xc0 [ 368.457522] Swap cache stats: add 0, delete 0, find 0/0 [ 368.460963] ? print_usage_bug+0xc0/0xc0 [ 368.465031] Free swap = 0kB [ 368.470384] ? mark_held_locks+0x130/0x130 [ 368.474417] Total swap = 0kB [ 368.477439] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 368.481645] 1965979 pages RAM [ 368.484654] ? should_fail+0x22d/0xd01 [ 368.490177] 0 pages HighMem/MovableOnly [ 368.493268] ? zap_class+0x640/0x640 [ 368.497126] 342854 pages reserved [ 368.501093] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 368.504778] 0 pages cma reserved [ 368.508223] ? __lock_acquire+0x62f/0x4c20 [ 368.513378] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 368.516652] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 368.520991] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 368.527388] ? should_fail+0x22d/0xd01 [ 368.532484] init cpuset=/ mems_allowed=0 [ 368.542191] ? mark_held_locks+0x130/0x130 [ 368.554329] ? mark_held_locks+0x130/0x130 [ 368.558595] ? lock_downgrade+0x900/0x900 [ 368.562757] ? zap_class+0x640/0x640 [ 368.566487] ? zap_class+0x640/0x640 [ 368.570213] ? zap_class+0x640/0x640 [ 368.573942] ? do_raw_spin_unlock+0xa7/0x330 [ 368.578363] ? trace_hardirqs_on+0x310/0x310 [ 368.582783] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.588317] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.593857] ? check_preemption_disabled+0x48/0x280 [ 368.598881] ? __lock_is_held+0xb5/0x140 [ 368.602948] __alloc_pages_nodemask+0xad8/0xea0 [ 368.607612] ? zap_class+0x640/0x640 [ 368.611325] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 368.616352] ? find_held_lock+0x36/0x1c0 [ 368.620420] ? ____cache_alloc_node+0x1c7/0x1e0 [ 368.625088] ? lock_downgrade+0x900/0x900 [ 368.629243] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.634799] cache_grow_begin+0xa5/0x8c0 [ 368.638857] ? do_raw_spin_unlock+0xa7/0x330 [ 368.643275] fallback_alloc+0x204/0x2e0 [ 368.647264] ____cache_alloc_node+0x1c7/0x1e0 [ 368.651775] kmem_cache_alloc_node+0xe3/0x730 [ 368.656288] ? lockdep_hardirqs_on+0x296/0x5b0 [ 368.660915] __alloc_skb+0x119/0x770 [ 368.664648] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 368.670033] ? netdev_alloc_frag+0x1f0/0x1f0 [ 368.674452] ? vprintk_default+0x28/0x30 [ 368.678515] ? vprintk_func+0x85/0x181 [ 368.682402] ? printk+0xa7/0xcf [ 368.685683] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 368.690449] new_skb+0x26/0x1c0 [ 368.693757] aoecmd_cfg+0x279/0x7f0 [ 368.697386] ? find_held_lock+0x36/0x1c0 [ 368.701467] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 368.705793] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.711340] ? __lock_is_held+0xb5/0x140 [ 368.715412] discover_timer+0x50/0x60 [ 368.719213] call_timer_fn+0x272/0x920 [ 368.723101] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 368.727949] ? process_timeout+0x40/0x40 [ 368.732021] ? __run_timers+0x7da/0xc70 [ 368.736005] ? _raw_spin_unlock_irq+0x27/0x80 [ 368.740500] ? _raw_spin_unlock_irq+0x27/0x80 [ 368.744992] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 368.749834] ? lockdep_hardirqs_on+0x296/0x5b0 [ 368.754451] ? trace_hardirqs_on+0xbd/0x310 [ 368.758786] ? kasan_check_read+0x11/0x20 [ 368.762951] ? __run_timers+0x7da/0xc70 [ 368.766936] ? trace_hardirqs_off_caller+0x310/0x310 [ 368.772058] ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37 [ 368.777423] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 368.782262] __run_timers+0x7e5/0xc70 [ 368.786073] ? timer_fixup_init+0x70/0x70 [ 368.790219] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 368.795231] ? zap_class+0x640/0x640 [ 368.798946] ? enqueue_hrtimer+0x1a5/0x560 [ 368.803180] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 368.808377] ? find_held_lock+0x36/0x1c0 [ 368.812465] ? zap_class+0x640/0x640 [ 368.816197] ? pvclock_read_flags+0x160/0x160 [ 368.820707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.826240] ? check_preemption_disabled+0x48/0x280 [ 368.831257] ? __lock_is_held+0xb5/0x140 [ 368.835331] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.840868] ? check_preemption_disabled+0x48/0x280 [ 368.845917] run_timer_softirq+0x52/0xb0 [ 368.849981] ? rcu_read_lock_sched_held+0x14f/0x180 [ 368.854997] __do_softirq+0x308/0xb7e [ 368.858804] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 368.863300] ? lock_downgrade+0x900/0x900 [ 368.867466] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 368.872606] ? pvclock_read_flags+0x160/0x160 [ 368.877121] ? lapic_next_event+0x5a/0x90 [ 368.881266] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.886803] ? kvm_clock_read+0x18/0x30 [ 368.890794] ? kvm_sched_clock_read+0x9/0x20 [ 368.895203] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.900736] ? check_preemption_disabled+0x48/0x280 [ 368.905758] irq_exit+0x17f/0x1c0 [ 368.909207] smp_apic_timer_interrupt+0x1cb/0x760 [ 368.914045] ? smp_reschedule_interrupt+0x109/0x650 [ 368.919060] ? smp_call_function_single_interrupt+0x650/0x650 [ 368.924968] ? interrupt_entry+0xb5/0xc0 [ 368.929043] ? trace_hardirqs_off_caller+0xbb/0x310 [ 368.934053] ? trace_hardirqs_off_caller+0xbb/0x310 [ 368.939067] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.943931] ? trace_hardirqs_on_caller+0x310/0x310 [ 368.948970] ? trace_hardirqs_on_caller+0x310/0x310 [ 368.953987] ? task_prio+0x50/0x50 [ 368.957530] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.963067] ? check_preemption_disabled+0x48/0x280 [ 368.968087] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.972957] apic_timer_interrupt+0xf/0x20 [ 368.977180] [ 368.979421] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 368.984350] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 369.003248] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 369.010965] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 369.018248] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 369.025525] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 369.032828] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 369.040138] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 369.047431] skb_clone+0x1bb/0x500 [ 369.050970] ? finish_task_switch+0x663/0x910 [ 369.055461] ? skb_split+0x11e0/0x11e0 [ 369.059348] ? preempt_notifier_register+0x200/0x200 [ 369.064476] ? __switch_to_asm+0x34/0x70 [ 369.068551] ? __switch_to_asm+0x34/0x70 [ 369.072637] ? __switch_to_asm+0x40/0x70 [ 369.076696] ? __switch_to_asm+0x34/0x70 [ 369.080750] ? __switch_to_asm+0x40/0x70 [ 369.084803] ? __switch_to_asm+0x34/0x70 [ 369.088860] ? __switch_to_asm+0x40/0x70 [ 369.092926] ? __switch_to_asm+0x34/0x70 [ 369.096987] ? __switch_to_asm+0x34/0x70 [ 369.101047] ? __switch_to_asm+0x40/0x70 [ 369.105101] ? __switch_to_asm+0x34/0x70 [ 369.109177] bpf_clone_redirect+0xb9/0x490 [ 369.113423] ? __schedule+0x8d7/0x21d0 [ 369.117786] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 369.122807] ? __sched_text_start+0x8/0x8 [ 369.126955] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 369.131718] ? find_held_lock+0x36/0x1c0 [ 369.135785] ? lock_acquire+0x1ed/0x520 [ 369.139755] ? bpf_test_run+0x3cb/0x780 [ 369.143726] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.149282] ? check_preemption_disabled+0x48/0x280 [ 369.154303] ? kasan_check_read+0x11/0x20 [ 369.158448] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 369.163722] ? rcu_softirq_qs+0x20/0x20 [ 369.167705] ? preempt_schedule+0x4d/0x60 [ 369.171850] ? ___preempt_schedule+0x16/0x18 [ 369.176269] ? bpf_test_run+0x25d/0x780 [ 369.180264] ? netlink_diag_dump+0x2a0/0x2a0 [ 369.184683] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.190257] ? bpf_test_init.isra.10+0x70/0x100 [ 369.195024] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 369.199782] ? bpf_test_finish.isra.9+0x260/0x260 [ 369.204613] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 369.210157] ? fput+0x130/0x1a0 [ 369.213452] ? __bpf_prog_get+0x9b/0x290 [ 369.217511] ? bpf_test_finish.isra.9+0x260/0x260 [ 369.222348] ? bpf_prog_test_run+0x130/0x1a0 [ 369.226751] ? __x64_sys_bpf+0x3db/0x520 [ 369.230802] ? bpf_prog_get+0x20/0x20 [ 369.234644] ? do_syscall_64+0x1b9/0x820 [ 369.238700] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 369.244085] ? syscall_return_slowpath+0x5e0/0x5e0 [ 369.249013] ? trace_hardirqs_on_caller+0x310/0x310 [ 369.254028] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 369.259040] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 369.265697] ? __switch_to_asm+0x40/0x70 [ 369.269750] ? __switch_to_asm+0x34/0x70 [ 369.273809] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 369.278652] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 369.284027] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 369.284090] aoe: skb alloc failure [ 369.290254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 369.290259] Call Trace: [ 369.290264] [ 369.290281] dump_stack+0x244/0x39d [ 369.290303] ? dump_stack_print_info.cold.1+0x20/0x20 [ 369.293846] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 369.303175] warn_alloc.cold.116+0xb7/0x1bd [ 369.305719] syz-executor2 cpuset=syz2 mems_allowed=0 [ 369.307855] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 369.341332] ? lock_downgrade+0x900/0x900 [ 369.345511] ? trace_hardirqs_off+0xb8/0x310 [ 369.349926] ? trace_hardirqs_off+0xb8/0x310 [ 369.354358] __alloc_pages_slowpath+0x2651/0x2de0 [ 369.359231] ? warn_alloc+0x120/0x120 [ 369.363042] ? print_usage_bug+0xc0/0xc0 [ 369.367120] ? warn_alloc+0x120/0x120 [ 369.370943] ? warn_alloc+0x120/0x120 [ 369.374735] ? print_usage_bug+0xc0/0xc0 [ 369.378791] ? kvm_clock_read+0x18/0x30 [ 369.382759] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 369.387768] ? print_usage_bug+0xc0/0xc0 [ 369.391822] ? __lock_acquire+0x62f/0x4c20 [ 369.396052] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.401585] ? should_fail+0x22d/0xd01 [ 369.405493] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 369.410766] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 369.415892] ? __lock_acquire+0x62f/0x4c20 [ 369.420154] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 369.425257] ? __lock_acquire+0x62f/0x4c20 [ 369.429488] ? should_fail+0x22d/0xd01 [ 369.433373] ? rcu_irq_exit+0x1a2/0x390 [ 369.437353] ? mark_held_locks+0x130/0x130 [ 369.441587] ? mark_held_locks+0x130/0x130 [ 369.445826] ? mark_held_locks+0xc7/0x130 [ 369.449972] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 369.454985] ? zap_class+0x640/0x640 [ 369.458695] ? print_usage_bug+0xc0/0xc0 [ 369.462769] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.468323] ? check_preemption_disabled+0x48/0x280 [ 369.473347] ? __lock_is_held+0xb5/0x140 [ 369.477444] __alloc_pages_nodemask+0xad8/0xea0 [ 369.482116] ? zap_class+0x640/0x640 [ 369.485833] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 369.490856] ? find_held_lock+0x36/0x1c0 [ 369.494947] ? ____cache_alloc_node+0x1c7/0x1e0 [ 369.499631] ? lock_downgrade+0x900/0x900 [ 369.503786] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.509330] cache_grow_begin+0xa5/0x8c0 [ 369.513394] ? do_raw_spin_unlock+0xa7/0x330 [ 369.517813] fallback_alloc+0x204/0x2e0 [ 369.521795] ____cache_alloc_node+0x1c7/0x1e0 [ 369.526293] kmem_cache_alloc_node+0xe3/0x730 [ 369.530784] ? ipv6_get_ifaddr+0x42e/0x620 [ 369.535021] __alloc_skb+0x119/0x770 [ 369.538729] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 369.544005] ? netdev_alloc_frag+0x1f0/0x1f0 [ 369.548430] ? lock_downgrade+0x900/0x900 [ 369.552586] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.558152] ? refcount_sub_and_test_checked+0x203/0x310 [ 369.563609] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 369.569057] ? addrconf_rs_timer+0x690/0x690 [ 369.573471] ndisc_alloc_skb+0x144/0x340 [ 369.577547] ndisc_send_rs+0x331/0x6e0 [ 369.581436] addrconf_rs_timer+0x314/0x690 [ 369.585671] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.589918] call_timer_fn+0x272/0x920 [ 369.593805] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.598040] ? process_timeout+0x40/0x40 [ 369.602110] ? mark_held_locks+0xc7/0x130 [ 369.606257] ? _raw_spin_unlock_irq+0x27/0x80 [ 369.610763] ? _raw_spin_unlock_irq+0x27/0x80 [ 369.615270] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.619508] ? lockdep_hardirqs_on+0x296/0x5b0 [ 369.624108] ? trace_hardirqs_on+0xbd/0x310 [ 369.628447] ? kasan_check_read+0x11/0x20 [ 369.632592] ? __run_timers+0x7da/0xc70 [ 369.636583] ? trace_hardirqs_off_caller+0x310/0x310 [ 369.641700] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.645977] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.650212] __run_timers+0x7e5/0xc70 [ 369.654024] ? timer_fixup_init+0x70/0x70 [ 369.658177] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 369.663196] ? zap_class+0x640/0x640 [ 369.666918] ? print_usage_bug+0xc0/0xc0 [ 369.670980] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 369.676197] ? find_held_lock+0x36/0x1c0 [ 369.680277] ? zap_class+0x640/0x640 [ 369.683995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.689542] ? check_preemption_disabled+0x48/0x280 [ 369.694566] ? __lock_is_held+0xb5/0x140 [ 369.698628] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.704171] ? check_preemption_disabled+0x48/0x280 [ 369.709200] run_timer_softirq+0x52/0xb0 [ 369.713264] ? rcu_read_lock_sched_held+0x14f/0x180 [ 369.718284] __do_softirq+0x308/0xb7e [ 369.722091] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 369.726593] ? lock_downgrade+0x900/0x900 [ 369.730757] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 369.735865] ? pvclock_read_flags+0x160/0x160 [ 369.740361] ? lapic_next_event+0x5a/0x90 [ 369.744513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.750055] ? kvm_clock_read+0x18/0x30 [ 369.754031] ? kvm_sched_clock_read+0x9/0x20 [ 369.758449] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.764004] ? check_preemption_disabled+0x48/0x280 [ 369.769025] irq_exit+0x17f/0x1c0 [ 369.772482] smp_apic_timer_interrupt+0x1cb/0x760 [ 369.777330] ? smp_call_function_single_interrupt+0x650/0x650 [ 369.783213] ? interrupt_entry+0xb5/0xc0 [ 369.787280] ? trace_hardirqs_off_caller+0xbb/0x310 [ 369.792298] ? trace_hardirqs_off_caller+0xbb/0x310 [ 369.797314] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 369.802156] ? trace_hardirqs_on_caller+0x310/0x310 [ 369.807180] ? trace_hardirqs_on_caller+0x310/0x310 [ 369.812230] ? task_prio+0x50/0x50 [ 369.815773] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.821314] ? check_preemption_disabled+0x48/0x280 [ 369.826334] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 369.831188] apic_timer_interrupt+0xf/0x20 [ 369.835414] [ 369.837662] RIP: 0010:check_memory_region+0x117/0x1b0 [ 369.842875] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 369.861790] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 369.869495] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 369.876771] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 369.884033] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 369.891315] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 369.898592] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 369.905866] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 369.911148] kasan_check_read+0x11/0x20 [ 369.915143] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 369.920280] ? rcu_softirq_qs+0x20/0x20 [ 369.924276] rcu_is_watching+0x10/0x30 [ 369.928161] page_evictable+0x3c0/0x540 [ 369.932139] ? kswapd_stop+0x100/0x100 [ 369.936032] ? trace_hardirqs_off_caller+0x310/0x310 [ 369.941136] ? perf_trace_sched_process_exec+0x860/0x860 [ 369.946602] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.952136] ? check_preemption_disabled+0x48/0x280 [ 369.957157] shrink_active_list+0x869/0x1f00 [ 369.961589] ? mark_held_locks+0xc7/0x130 [ 369.965752] ? shrink_inactive_list+0x1c60/0x1c60 [ 369.970591] ? trace_hardirqs_on+0xbd/0x310 [ 369.974917] ? find_held_lock+0x36/0x1c0 [ 369.978977] ? shrink_inactive_list+0xa4a/0x1c60 [ 369.983739] ? trace_hardirqs_off_caller+0x310/0x310 [ 369.989333] ? zap_class+0x640/0x640 [ 369.993042] ? print_usage_bug+0xc0/0xc0 [ 369.997116] ? __page_frag_cache_drain+0x210/0x210 [ 370.002044] ? print_usage_bug+0xc0/0xc0 [ 370.006140] ? mark_held_locks+0xc7/0x130 [ 370.010301] ? find_held_lock+0x36/0x1c0 [ 370.014367] ? zap_class+0x640/0x640 [ 370.018077] ? mark_held_locks+0xc7/0x130 [ 370.022219] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.027755] ? check_preemption_disabled+0x48/0x280 [ 370.032775] ? zap_class+0x640/0x640 [ 370.036484] ? __lock_is_held+0xb5/0x140 [ 370.040556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.046105] ? check_preemption_disabled+0x48/0x280 [ 370.051123] ? __lock_is_held+0xb5/0x140 [ 370.055194] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 370.060227] ? inactive_list_is_low+0x305/0x880 [ 370.064939] ? lruvec_lru_size+0x450/0x450 [ 370.069182] ? kasan_check_read+0x11/0x20 [ 370.073354] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 370.078289] shrink_node_memcg+0x803/0x18f0 [ 370.082639] ? shrink_active_list+0x1f00/0x1f00 [ 370.087321] ? lock_downgrade+0x900/0x900 [ 370.091499] ? check_flush_dependency+0x410/0x410 [ 370.096344] ? kasan_check_read+0x11/0x20 [ 370.100501] ? do_raw_spin_unlock+0xa7/0x330 [ 370.104954] ? ___preempt_schedule+0x16/0x18 [ 370.109369] ? _raw_spin_unlock+0x3f/0x50 [ 370.113524] shrink_node+0x3bc/0x16b0 [ 370.117322] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 370.122624] ? shrink_node_memcg+0x18f0/0x18f0 [ 370.127206] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 370.131804] ? trace_hardirqs_on+0xbd/0x310 [ 370.136119] ? vmpressure+0x271/0x340 [ 370.139925] ? do_raw_spin_trylock+0x270/0x270 [ 370.144506] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 370.150037] ? __cpuset_node_allowed+0x19b/0x660 [ 370.154807] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 370.160512] ? vmpressure+0x1a2/0x340 [ 370.164347] do_try_to_free_pages+0x3e7/0x1290 [ 370.168927] ? zap_class+0x640/0x640 [ 370.172653] ? shrink_node+0x16b0/0x16b0 [ 370.176715] ? __lock_is_held+0xb5/0x140 [ 370.180785] try_to_free_pages+0x4d0/0xb90 [ 370.185019] ? do_try_to_free_pages+0x1290/0x1290 [ 370.189865] ? lock_acquire+0x1ed/0x520 [ 370.193837] ? set_page_refcounted+0x280/0x280 [ 370.198423] ? lock_release+0xa00/0xa00 [ 370.202396] ? _raw_spin_unlock_irq+0x60/0x80 [ 370.206886] ? psi_memstall_enter+0x240/0x2b0 [ 370.211420] ? psi_memstall_tick+0x230/0x230 [ 370.215835] __alloc_pages_slowpath+0xa48/0x2de0 [ 370.220628] ? warn_alloc+0x120/0x120 [ 370.224422] ? mark_held_locks+0x130/0x130 [ 370.228653] ? find_get_entry+0xaae/0x1120 [ 370.232914] ? filemap_map_pages+0x1a20/0x1a20 [ 370.237531] ? zap_class+0x640/0x640 [ 370.241244] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.246815] ? check_preemption_disabled+0x48/0x280 [ 370.251857] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 370.257427] ? should_fail+0x22d/0xd01 [ 370.261359] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 370.266480] ? zap_class+0x640/0x640 [ 370.270270] ? __lock_is_held+0xb5/0x140 [ 370.274339] ? mark_held_locks+0x130/0x130 [ 370.278575] ? lock_release+0xa00/0xa00 [ 370.282551] ? perf_trace_sched_process_exec+0x860/0x860 [ 370.288027] ? xa_load+0x2ba/0x460 [ 370.291582] ? lock_downgrade+0x900/0x900 [ 370.295731] ? __might_sleep+0x95/0x190 [ 370.299710] __alloc_pages_nodemask+0xad8/0xea0 [ 370.304381] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 370.309426] ? __page_cache_alloc+0x191/0x5c0 [ 370.313937] ? xa_load+0x2e1/0x460 [ 370.317492] ? xa_clear_mark+0x40/0x40 [ 370.321375] ? zap_class+0x640/0x640 [ 370.325098] ? zap_class+0x640/0x640 [ 370.328811] ? zap_class+0x640/0x640 [ 370.332522] ? __do_page_cache_readahead+0x663/0x810 [ 370.337626] ? find_held_lock+0x36/0x1c0 [ 370.341687] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 370.347233] alloc_pages_current+0x173/0x350 [ 370.351645] __page_cache_alloc+0x38c/0x5c0 [ 370.355973] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 370.360899] ? kasan_check_read+0x11/0x20 [ 370.365087] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 370.370364] ? generic_perform_write+0x6a0/0x6a0 [ 370.375130] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 370.380663] ? check_preemption_disabled+0x48/0x280 [ 370.385679] filemap_fault+0x1595/0x25f0 [ 370.389753] ? __lock_page_or_retry+0xa00/0xa00 [ 370.394419] ? mark_held_locks+0x130/0x130 [ 370.398676] ? filemap_map_pages+0xd6b/0x1a20 [ 370.403176] ? lock_downgrade+0x900/0x900 [ 370.407318] ? check_preemption_disabled+0x48/0x280 [ 370.412348] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 370.417305] ? kasan_check_read+0x11/0x20 [ 370.421477] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 370.426752] ? rcu_softirq_qs+0x20/0x20 [ 370.430735] ? filemap_map_pages+0xd92/0x1a20 [ 370.435229] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.440771] ? find_get_entries_tag+0x1400/0x1400 [ 370.445630] ? __lock_acquire+0x62f/0x4c20 [ 370.449887] ? lock_acquire+0x1ed/0x520 [ 370.453868] ? ext4_filemap_fault+0x7a/0xad [ 370.458200] ? lock_release+0xa00/0xa00 [ 370.462174] ? perf_trace_sched_process_exec+0x860/0x860 [ 370.467628] ? print_usage_bug+0xc0/0xc0 [ 370.471691] ? print_usage_bug+0xc0/0xc0 [ 370.475759] ? down_read+0x8d/0x120 [ 370.479379] ? ext4_filemap_fault+0x7a/0xad [ 370.483712] ? __down_interruptible+0x700/0x700 [ 370.488383] ext4_filemap_fault+0x82/0xad [ 370.492529] __do_fault+0x100/0x6b0 [ 370.496183] ? pmd_devmap_trans_unstable+0x220/0x220 [ 370.501288] ? mark_held_locks+0x130/0x130 [ 370.505524] ? mark_held_locks+0x130/0x130 [ 370.509758] ? find_held_lock+0x36/0x1c0 [ 370.513822] ? find_held_lock+0x36/0x1c0 [ 370.517885] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 370.523447] __handle_mm_fault+0x3ea0/0x5be0 [ 370.527851] ? poll_select_copy_remaining+0x18c/0x6a0 [ 370.533044] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 370.537901] ? __might_fault+0x12b/0x1e0 [ 370.541969] ? lock_downgrade+0x900/0x900 [ 370.546123] ? zap_class+0x640/0x640 [ 370.549852] ? zap_class+0x640/0x640 [ 370.553580] ? find_held_lock+0x36/0x1c0 [ 370.557648] ? handle_mm_fault+0x42a/0xc70 [ 370.561880] ? lock_downgrade+0x900/0x900 [ 370.566033] ? check_preemption_disabled+0x48/0x280 [ 370.571047] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 370.575969] ? kasan_check_read+0x11/0x20 [ 370.580113] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 370.585388] ? rcu_softirq_qs+0x20/0x20 [ 370.589370] ? trace_hardirqs_off_caller+0x310/0x310 [ 370.594487] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 370.600036] ? check_preemption_disabled+0x48/0x280 [ 370.605071] handle_mm_fault+0x54f/0xc70 [ 370.609136] ? __handle_mm_fault+0x5be0/0x5be0 [ 370.613723] ? find_vma+0x34/0x190 [ 370.617270] __do_page_fault+0x5e8/0xe60 [ 370.621327] ? trace_hardirqs_off+0xb8/0x310 [ 370.625739] do_page_fault+0xf2/0x7e0 [ 370.629535] ? vmalloc_sync_all+0x30/0x30 [ 370.633675] ? error_entry+0x70/0xd0 [ 370.637385] ? trace_hardirqs_off_caller+0xbb/0x310 [ 370.642399] ? trace_hardirqs_on_caller+0xc0/0x310 [ 370.647326] ? syscall_return_slowpath+0x5e0/0x5e0 [ 370.652250] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 370.657095] ? trace_hardirqs_on_caller+0x310/0x310 [ 370.662106] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 370.667551] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 370.672562] ? prepare_exit_to_usermode+0x291/0x3b0 [ 370.677573] ? page_fault+0x8/0x30 [ 370.681115] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 370.685959] ? page_fault+0x8/0x30 [ 370.689514] page_fault+0x1e/0x30 [ 370.692968] RIP: 0033:0x7efe5ebdedd3 [ 370.696690] Code: Bad RIP value. [ 370.700048] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 370.705407] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 370.712700] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 370.719981] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 370.727252] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 370.734531] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 370.741817] warn_alloc_show_mem: 1 callbacks suppressed [ 370.741828] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 370.741830] Mem-Info: [ 370.741860] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 370.741860] active_file:14 inactive_file:10 isolated_file:0 [ 370.741860] unevictable:0 dirty:0 writeback:0 unstable:0 [ 370.741860] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 370.741860] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 370.741860] free:13762 free_pcp:570 free_cma:0 [ 370.747266] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 370.747274] Call Trace: [ 370.754569] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 370.756966] [ 370.789829] 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 [ 370.799185] dump_stack+0x244/0x39d [ 370.801744] lowmem_reserve[]: 0 2818 6321 6321 [ 370.829180] ? dump_stack_print_info.cold.1+0x20/0x20 [ 370.831308] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 370.857412] warn_alloc.cold.116+0xb7/0x1bd [ 370.861004] lowmem_reserve[]: 0 0 3503 3503 [ 370.865573] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 370.870734] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 370.898417] ? lock_downgrade+0x900/0x900 [ 370.902726] lowmem_reserve[]: 0 0 0 0 [ 370.907040] ? trace_hardirqs_off+0xb8/0x310 [ 370.911850] 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 [ 370.940814] ? trace_hardirqs_off+0xb8/0x310 [ 370.944935] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 370.948727] __alloc_pages_slowpath+0x2651/0x2de0 [ 370.953107] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 370.966643] ? warn_alloc+0x120/0x120 [ 370.971012] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 370.986295] ? warn_alloc+0x120/0x120 [ 370.991112] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 371.006094] ? __lock_acquire+0x62f/0x4c20 [ 371.009866] 268 total pagecache pages [ 371.018693] ? warn_alloc+0x120/0x120 [ 371.022473] 0 pages in swap cache [ 371.031035] ? print_usage_bug+0xc0/0xc0 [ 371.035245] Swap cache stats: add 0, delete 0, find 0/0 [ 371.039032] ? print_usage_bug+0xc0/0xc0 [ 371.042807] Free swap = 0kB [ 371.046250] ? mark_held_locks+0x130/0x130 [ 371.050295] Total swap = 0kB [ 371.055676] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.059700] 1965979 pages RAM [ 371.062707] ? should_fail+0x22d/0xd01 [ 371.066919] 0 pages HighMem/MovableOnly [ 371.069930] ? zap_class+0x640/0x640 [ 371.075440] 342854 pages reserved [ 371.075448] 0 pages cma reserved [ 371.078599] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 371.082547] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 371.086435] ? __lock_acquire+0x62f/0x4c20 [ 371.090207] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 371.093582] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 371.096943] init cpuset=/ mems_allowed=0 [ 371.102055] ? should_fail+0x22d/0xd01 [ 371.135901] ? mark_held_locks+0x130/0x130 [ 371.140152] ? mark_held_locks+0x130/0x130 [ 371.144389] ? lock_downgrade+0x900/0x900 [ 371.148542] ? zap_class+0x640/0x640 [ 371.152259] ? zap_class+0x640/0x640 [ 371.156330] ? zap_class+0x640/0x640 [ 371.160052] ? do_raw_spin_unlock+0xa7/0x330 [ 371.164463] ? trace_hardirqs_on+0x310/0x310 [ 371.168875] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.174420] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.179960] ? check_preemption_disabled+0x48/0x280 [ 371.185003] ? __lock_is_held+0xb5/0x140 [ 371.189102] __alloc_pages_nodemask+0xad8/0xea0 [ 371.193771] ? zap_class+0x640/0x640 [ 371.197522] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 371.202579] ? find_held_lock+0x36/0x1c0 [ 371.206669] ? ____cache_alloc_node+0x1c7/0x1e0 [ 371.211359] ? lock_downgrade+0x900/0x900 [ 371.215517] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.221062] cache_grow_begin+0xa5/0x8c0 [ 371.225121] ? do_raw_spin_unlock+0xa7/0x330 [ 371.229533] fallback_alloc+0x204/0x2e0 [ 371.233512] ____cache_alloc_node+0x1c7/0x1e0 [ 371.238029] kmem_cache_alloc_node+0xe3/0x730 [ 371.242521] ? lockdep_hardirqs_on+0x296/0x5b0 [ 371.247112] __alloc_skb+0x119/0x770 [ 371.250819] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 371.256185] ? netdev_alloc_frag+0x1f0/0x1f0 [ 371.260596] ? vprintk_default+0x28/0x30 [ 371.264651] ? vprintk_func+0x85/0x181 [ 371.268539] ? printk+0xa7/0xcf [ 371.271818] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 371.276587] new_skb+0x26/0x1c0 [ 371.279867] aoecmd_cfg+0x279/0x7f0 [ 371.283499] ? find_held_lock+0x36/0x1c0 [ 371.287563] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 371.291917] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.297469] ? __lock_is_held+0xb5/0x140 [ 371.301540] discover_timer+0x50/0x60 [ 371.305339] call_timer_fn+0x272/0x920 [ 371.309225] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 371.314071] ? process_timeout+0x40/0x40 [ 371.318140] ? __run_timers+0x7da/0xc70 [ 371.322116] ? _raw_spin_unlock_irq+0x27/0x80 [ 371.326608] ? _raw_spin_unlock_irq+0x27/0x80 [ 371.331106] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 371.335953] ? lockdep_hardirqs_on+0x296/0x5b0 [ 371.340537] ? trace_hardirqs_on+0xbd/0x310 [ 371.344860] ? kasan_check_read+0x11/0x20 [ 371.349006] ? __run_timers+0x7da/0xc70 [ 371.352985] ? trace_hardirqs_off_caller+0x310/0x310 [ 371.358095] ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37 [ 371.363464] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 371.368307] __run_timers+0x7e5/0xc70 [ 371.372122] ? timer_fixup_init+0x70/0x70 [ 371.376272] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 371.381292] ? zap_class+0x640/0x640 [ 371.385009] ? enqueue_hrtimer+0x1a5/0x560 [ 371.389246] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 371.394443] ? find_held_lock+0x36/0x1c0 [ 371.398514] ? zap_class+0x640/0x640 [ 371.402230] ? pvclock_read_flags+0x160/0x160 [ 371.406731] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.412273] ? check_preemption_disabled+0x48/0x280 [ 371.417296] ? __lock_is_held+0xb5/0x140 [ 371.421365] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.426901] ? check_preemption_disabled+0x48/0x280 [ 371.431942] run_timer_softirq+0x52/0xb0 [ 371.436007] ? rcu_read_lock_sched_held+0x14f/0x180 [ 371.443368] __do_softirq+0x308/0xb7e [ 371.447178] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 371.451676] ? lock_downgrade+0x900/0x900 [ 371.455827] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 371.460947] ? pvclock_read_flags+0x160/0x160 [ 371.465449] ? lapic_next_event+0x5a/0x90 [ 371.469598] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.475139] ? kvm_clock_read+0x18/0x30 [ 371.479113] ? kvm_sched_clock_read+0x9/0x20 [ 371.483527] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.489069] ? check_preemption_disabled+0x48/0x280 [ 371.494096] irq_exit+0x17f/0x1c0 [ 371.497553] smp_apic_timer_interrupt+0x1cb/0x760 [ 371.502393] ? smp_reschedule_interrupt+0x109/0x650 [ 371.507409] ? smp_call_function_single_interrupt+0x650/0x650 [ 371.513297] ? interrupt_entry+0xb5/0xc0 [ 371.517358] ? trace_hardirqs_off_caller+0xbb/0x310 [ 371.522375] ? trace_hardirqs_off_caller+0xbb/0x310 [ 371.527392] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 371.532235] ? trace_hardirqs_on_caller+0x310/0x310 [ 371.537253] ? trace_hardirqs_on_caller+0x310/0x310 [ 371.542273] ? task_prio+0x50/0x50 [ 371.545814] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.551354] ? check_preemption_disabled+0x48/0x280 [ 371.556375] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 371.561227] apic_timer_interrupt+0xf/0x20 [ 371.565458] [ 371.567703] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 371.572637] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 371.591541] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 371.599249] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 371.606517] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 371.613781] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 371.621049] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 371.628315] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 371.635626] skb_clone+0x1bb/0x500 [ 371.639170] ? finish_task_switch+0x663/0x910 [ 371.643685] ? skb_split+0x11e0/0x11e0 [ 371.647578] ? preempt_notifier_register+0x200/0x200 [ 371.652686] ? __switch_to_asm+0x34/0x70 [ 371.656751] ? __switch_to_asm+0x34/0x70 [ 371.660809] ? __switch_to_asm+0x40/0x70 [ 371.664869] ? __switch_to_asm+0x34/0x70 [ 371.668941] ? __switch_to_asm+0x40/0x70 [ 371.673001] ? __switch_to_asm+0x34/0x70 [ 371.677059] ? __switch_to_asm+0x40/0x70 [ 371.681117] ? __switch_to_asm+0x34/0x70 [ 371.685175] ? __switch_to_asm+0x34/0x70 [ 371.689238] ? __switch_to_asm+0x40/0x70 [ 371.693299] ? __switch_to_asm+0x34/0x70 [ 371.697364] bpf_clone_redirect+0xb9/0x490 [ 371.701604] ? __schedule+0x8d7/0x21d0 [ 371.705498] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 371.710519] ? __sched_text_start+0x8/0x8 [ 371.714672] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 371.719439] ? find_held_lock+0x36/0x1c0 [ 371.723513] ? lock_acquire+0x1ed/0x520 [ 371.727486] ? bpf_test_run+0x3cb/0x780 [ 371.731462] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.737002] ? check_preemption_disabled+0x48/0x280 [ 371.742029] ? kasan_check_read+0x11/0x20 [ 371.746178] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 371.751470] ? rcu_softirq_qs+0x20/0x20 [ 371.755445] ? preempt_schedule+0x4d/0x60 [ 371.759590] ? ___preempt_schedule+0x16/0x18 [ 371.764049] ? bpf_test_run+0x25d/0x780 [ 371.768077] ? netlink_diag_dump+0x2a0/0x2a0 [ 371.772490] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.778045] ? bpf_test_init.isra.10+0x70/0x100 [ 371.782717] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 371.787483] ? bpf_test_finish.isra.9+0x260/0x260 [ 371.792336] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 371.797875] ? fput+0x130/0x1a0 [ 371.801166] ? __bpf_prog_get+0x9b/0x290 [ 371.805227] ? bpf_test_finish.isra.9+0x260/0x260 [ 371.810063] ? bpf_prog_test_run+0x130/0x1a0 [ 371.814469] ? __x64_sys_bpf+0x3db/0x520 [ 371.818536] ? bpf_prog_get+0x20/0x20 [ 371.822354] ? do_syscall_64+0x1b9/0x820 [ 371.826414] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 371.831775] ? syscall_return_slowpath+0x5e0/0x5e0 [ 371.836706] ? trace_hardirqs_on_caller+0x310/0x310 [ 371.841718] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 371.846731] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 371.853393] ? __switch_to_asm+0x40/0x70 [ 371.857458] ? __switch_to_asm+0x34/0x70 [ 371.861545] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 371.866389] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 371.871809] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 371.871887] aoe: skb alloc failure [ 371.878051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 371.878059] Call Trace: [ 371.881660] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 371.890938] [ 371.893520] syz-executor2 cpuset=syz2 mems_allowed=0 [ 371.904010] dump_stack+0x244/0x39d [ 371.914853] ? dump_stack_print_info.cold.1+0x20/0x20 [ 371.920053] warn_alloc.cold.116+0xb7/0x1bd [ 371.924371] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 371.929213] ? lock_downgrade+0x900/0x900 [ 371.933371] ? trace_hardirqs_off+0xb8/0x310 [ 371.937780] ? trace_hardirqs_off+0xb8/0x310 [ 371.942195] __alloc_pages_slowpath+0x2651/0x2de0 [ 371.947069] ? warn_alloc+0x120/0x120 [ 371.950888] ? print_usage_bug+0xc0/0xc0 [ 371.954955] ? warn_alloc+0x120/0x120 [ 371.958758] ? warn_alloc+0x120/0x120 [ 371.962555] ? print_usage_bug+0xc0/0xc0 [ 371.966612] ? kvm_clock_read+0x18/0x30 [ 371.970589] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 371.975620] ? print_usage_bug+0xc0/0xc0 [ 371.979711] ? __lock_acquire+0x62f/0x4c20 [ 371.983947] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.989744] ? should_fail+0x22d/0xd01 [ 371.993627] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 371.998912] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 372.004021] ? __lock_acquire+0x62f/0x4c20 [ 372.008276] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 372.013374] ? __lock_acquire+0x62f/0x4c20 [ 372.017600] ? should_fail+0x22d/0xd01 [ 372.021483] ? rcu_irq_exit+0x1a2/0x390 [ 372.025483] ? mark_held_locks+0x130/0x130 [ 372.029723] ? mark_held_locks+0x130/0x130 [ 372.033963] ? mark_held_locks+0xc7/0x130 [ 372.038106] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 372.043132] ? zap_class+0x640/0x640 [ 372.046861] ? print_usage_bug+0xc0/0xc0 [ 372.050931] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.056464] ? check_preemption_disabled+0x48/0x280 [ 372.061486] ? __lock_is_held+0xb5/0x140 [ 372.065555] __alloc_pages_nodemask+0xad8/0xea0 [ 372.070221] ? zap_class+0x640/0x640 [ 372.073975] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 372.079019] ? find_held_lock+0x36/0x1c0 [ 372.083092] ? ____cache_alloc_node+0x1c7/0x1e0 [ 372.087760] ? lock_downgrade+0x900/0x900 [ 372.091919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.097461] cache_grow_begin+0xa5/0x8c0 [ 372.101536] ? do_raw_spin_unlock+0xa7/0x330 [ 372.105949] fallback_alloc+0x204/0x2e0 [ 372.109964] ____cache_alloc_node+0x1c7/0x1e0 [ 372.114479] kmem_cache_alloc_node+0xe3/0x730 [ 372.118992] ? ipv6_get_ifaddr+0x42e/0x620 [ 372.123238] __alloc_skb+0x119/0x770 [ 372.126962] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 372.132245] ? netdev_alloc_frag+0x1f0/0x1f0 [ 372.136651] ? lock_downgrade+0x900/0x900 [ 372.140819] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.146357] ? refcount_sub_and_test_checked+0x203/0x310 [ 372.151822] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 372.157273] ? addrconf_rs_timer+0x690/0x690 [ 372.161685] ndisc_alloc_skb+0x144/0x340 [ 372.165744] ndisc_send_rs+0x331/0x6e0 [ 372.169633] addrconf_rs_timer+0x314/0x690 [ 372.173883] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 372.178141] call_timer_fn+0x272/0x920 [ 372.182042] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 372.186267] ? process_timeout+0x40/0x40 [ 372.190345] ? mark_held_locks+0xc7/0x130 [ 372.194486] ? _raw_spin_unlock_irq+0x27/0x80 [ 372.198974] ? _raw_spin_unlock_irq+0x27/0x80 [ 372.203460] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 372.207690] ? lockdep_hardirqs_on+0x296/0x5b0 [ 372.212374] ? trace_hardirqs_on+0xbd/0x310 [ 372.216688] ? kasan_check_read+0x11/0x20 [ 372.220827] ? __run_timers+0x7da/0xc70 [ 372.224796] ? trace_hardirqs_off_caller+0x310/0x310 [ 372.229898] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 372.234139] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 372.238381] __run_timers+0x7e5/0xc70 [ 372.242208] ? timer_fixup_init+0x70/0x70 [ 372.246360] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 372.251375] ? zap_class+0x640/0x640 [ 372.255092] ? print_usage_bug+0xc0/0xc0 [ 372.259155] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 372.264352] ? find_held_lock+0x36/0x1c0 [ 372.268430] ? zap_class+0x640/0x640 [ 372.272179] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.277716] ? check_preemption_disabled+0x48/0x280 [ 372.282740] ? __lock_is_held+0xb5/0x140 [ 372.286804] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.292356] ? check_preemption_disabled+0x48/0x280 [ 372.297375] run_timer_softirq+0x52/0xb0 [ 372.301453] ? rcu_read_lock_sched_held+0x14f/0x180 [ 372.306479] __do_softirq+0x308/0xb7e [ 372.310278] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 372.314781] ? lock_downgrade+0x900/0x900 [ 372.318932] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 372.324057] ? pvclock_read_flags+0x160/0x160 [ 372.328554] ? lapic_next_event+0x5a/0x90 [ 372.332698] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.338241] ? kvm_clock_read+0x18/0x30 [ 372.342210] ? kvm_sched_clock_read+0x9/0x20 [ 372.346620] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.352155] ? check_preemption_disabled+0x48/0x280 [ 372.357182] irq_exit+0x17f/0x1c0 [ 372.360632] smp_apic_timer_interrupt+0x1cb/0x760 [ 372.365489] ? smp_call_function_single_interrupt+0x650/0x650 [ 372.371368] ? interrupt_entry+0xb5/0xc0 [ 372.375426] ? trace_hardirqs_off_caller+0xbb/0x310 [ 372.380436] ? trace_hardirqs_off_caller+0xbb/0x310 [ 372.385459] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.390296] ? trace_hardirqs_on_caller+0x310/0x310 [ 372.395302] ? trace_hardirqs_on_caller+0x310/0x310 [ 372.400325] ? task_prio+0x50/0x50 [ 372.403866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.409396] ? check_preemption_disabled+0x48/0x280 [ 372.414413] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.419261] apic_timer_interrupt+0xf/0x20 [ 372.423497] [ 372.425765] RIP: 0010:check_memory_region+0x117/0x1b0 [ 372.430950] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 372.449847] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 372.457547] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 372.464808] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 372.472074] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 372.479337] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 372.486601] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 372.493874] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 372.499169] kasan_check_read+0x11/0x20 [ 372.503143] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 372.508260] ? rcu_softirq_qs+0x20/0x20 [ 372.512276] rcu_is_watching+0x10/0x30 [ 372.516178] page_evictable+0x3c0/0x540 [ 372.520175] ? kswapd_stop+0x100/0x100 [ 372.524063] ? trace_hardirqs_off_caller+0x310/0x310 [ 372.529173] ? perf_trace_sched_process_exec+0x860/0x860 [ 372.534626] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.540171] ? check_preemption_disabled+0x48/0x280 [ 372.545194] shrink_active_list+0x869/0x1f00 [ 372.549608] ? mark_held_locks+0xc7/0x130 [ 372.553762] ? shrink_inactive_list+0x1c60/0x1c60 [ 372.558602] ? trace_hardirqs_on+0xbd/0x310 [ 372.562937] ? find_held_lock+0x36/0x1c0 [ 372.566997] ? shrink_inactive_list+0xa4a/0x1c60 [ 372.571769] ? trace_hardirqs_off_caller+0x310/0x310 [ 372.576872] ? zap_class+0x640/0x640 [ 372.580607] ? print_usage_bug+0xc0/0xc0 [ 372.584697] ? __page_frag_cache_drain+0x210/0x210 [ 372.589640] ? print_usage_bug+0xc0/0xc0 [ 372.593704] ? mark_held_locks+0xc7/0x130 [ 372.597856] ? find_held_lock+0x36/0x1c0 [ 372.601941] ? zap_class+0x640/0x640 [ 372.605652] ? mark_held_locks+0xc7/0x130 [ 372.609801] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.615340] ? check_preemption_disabled+0x48/0x280 [ 372.620366] ? zap_class+0x640/0x640 [ 372.624080] ? __lock_is_held+0xb5/0x140 [ 372.628142] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.633694] ? check_preemption_disabled+0x48/0x280 [ 372.638760] ? __lock_is_held+0xb5/0x140 [ 372.642841] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 372.647857] ? inactive_list_is_low+0x305/0x880 [ 372.652563] ? lruvec_lru_size+0x450/0x450 [ 372.656799] ? kasan_check_read+0x11/0x20 [ 372.660956] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 372.665894] shrink_node_memcg+0x803/0x18f0 [ 372.670236] ? shrink_active_list+0x1f00/0x1f00 [ 372.674922] ? lock_downgrade+0x900/0x900 [ 372.679071] ? check_flush_dependency+0x410/0x410 [ 372.683927] ? kasan_check_read+0x11/0x20 [ 372.688073] ? do_raw_spin_unlock+0xa7/0x330 [ 372.692487] ? ___preempt_schedule+0x16/0x18 [ 372.696898] ? _raw_spin_unlock+0x3f/0x50 [ 372.701064] shrink_node+0x3bc/0x16b0 [ 372.704864] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 372.710175] ? shrink_node_memcg+0x18f0/0x18f0 [ 372.714758] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 372.719345] ? trace_hardirqs_on+0xbd/0x310 [ 372.723682] ? vmpressure+0x271/0x340 [ 372.727491] ? do_raw_spin_trylock+0x270/0x270 [ 372.732077] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 372.737611] ? __cpuset_node_allowed+0x19b/0x660 [ 372.742366] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 372.748094] ? vmpressure+0x1a2/0x340 [ 372.751929] do_try_to_free_pages+0x3e7/0x1290 [ 372.756512] ? zap_class+0x640/0x640 [ 372.760257] ? shrink_node+0x16b0/0x16b0 [ 372.764318] ? __lock_is_held+0xb5/0x140 [ 372.768390] try_to_free_pages+0x4d0/0xb90 [ 372.772639] ? do_try_to_free_pages+0x1290/0x1290 [ 372.777510] ? lock_acquire+0x1ed/0x520 [ 372.781485] ? set_page_refcounted+0x280/0x280 [ 372.786075] ? lock_release+0xa00/0xa00 [ 372.790053] ? _raw_spin_unlock_irq+0x60/0x80 [ 372.794548] ? psi_memstall_enter+0x240/0x2b0 [ 372.799061] ? psi_memstall_tick+0x230/0x230 [ 372.803495] __alloc_pages_slowpath+0xa48/0x2de0 [ 372.808280] ? warn_alloc+0x120/0x120 [ 372.812083] ? mark_held_locks+0x130/0x130 [ 372.816322] ? find_get_entry+0xaae/0x1120 [ 372.820567] ? filemap_map_pages+0x1a20/0x1a20 [ 372.825151] ? zap_class+0x640/0x640 [ 372.828903] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.834481] ? check_preemption_disabled+0x48/0x280 [ 372.839507] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 372.845035] ? should_fail+0x22d/0xd01 [ 372.848923] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 372.854038] ? zap_class+0x640/0x640 [ 372.857772] ? __lock_is_held+0xb5/0x140 [ 372.861837] ? mark_held_locks+0x130/0x130 [ 372.866075] ? lock_release+0xa00/0xa00 [ 372.870048] ? perf_trace_sched_process_exec+0x860/0x860 [ 372.875513] ? xa_load+0x2ba/0x460 [ 372.879057] ? lock_downgrade+0x900/0x900 [ 372.883223] ? __might_sleep+0x95/0x190 [ 372.887206] __alloc_pages_nodemask+0xad8/0xea0 [ 372.891895] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 372.896928] ? __page_cache_alloc+0x191/0x5c0 [ 372.901422] ? xa_load+0x2e1/0x460 [ 372.904965] ? xa_clear_mark+0x40/0x40 [ 372.908850] ? zap_class+0x640/0x640 [ 372.912568] ? zap_class+0x640/0x640 [ 372.916294] ? zap_class+0x640/0x640 [ 372.920009] ? __do_page_cache_readahead+0x663/0x810 [ 372.925113] ? find_held_lock+0x36/0x1c0 [ 372.929186] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 372.934729] alloc_pages_current+0x173/0x350 [ 372.939144] __page_cache_alloc+0x38c/0x5c0 [ 372.943481] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 372.948425] ? kasan_check_read+0x11/0x20 [ 372.952575] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 372.957871] ? generic_perform_write+0x6a0/0x6a0 [ 372.962632] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 372.968176] ? check_preemption_disabled+0x48/0x280 [ 372.973205] filemap_fault+0x1595/0x25f0 [ 372.977293] ? __lock_page_or_retry+0xa00/0xa00 [ 372.981966] ? mark_held_locks+0x130/0x130 [ 372.986212] ? filemap_map_pages+0xd6b/0x1a20 [ 372.990706] ? lock_downgrade+0x900/0x900 [ 372.994868] ? check_preemption_disabled+0x48/0x280 [ 372.999885] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 373.004820] ? kasan_check_read+0x11/0x20 [ 373.008964] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 373.014281] ? rcu_softirq_qs+0x20/0x20 [ 373.018282] ? filemap_map_pages+0xd92/0x1a20 [ 373.022778] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.028321] ? find_get_entries_tag+0x1400/0x1400 [ 373.033173] ? __lock_acquire+0x62f/0x4c20 [ 373.037448] ? lock_acquire+0x1ed/0x520 [ 373.041453] ? ext4_filemap_fault+0x7a/0xad [ 373.045813] ? lock_release+0xa00/0xa00 [ 373.049799] ? perf_trace_sched_process_exec+0x860/0x860 [ 373.055254] ? print_usage_bug+0xc0/0xc0 [ 373.059329] ? print_usage_bug+0xc0/0xc0 [ 373.063427] ? down_read+0x8d/0x120 [ 373.067046] ? ext4_filemap_fault+0x7a/0xad [ 373.071382] ? __down_interruptible+0x700/0x700 [ 373.076074] ext4_filemap_fault+0x82/0xad [ 373.080221] __do_fault+0x100/0x6b0 [ 373.083851] ? pmd_devmap_trans_unstable+0x220/0x220 [ 373.088981] ? mark_held_locks+0x130/0x130 [ 373.093217] ? mark_held_locks+0x130/0x130 [ 373.097445] ? find_held_lock+0x36/0x1c0 [ 373.101541] ? find_held_lock+0x36/0x1c0 [ 373.105602] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.111143] __handle_mm_fault+0x3ea0/0x5be0 [ 373.115559] ? poll_select_copy_remaining+0x18c/0x6a0 [ 373.120892] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 373.125748] ? __might_fault+0x12b/0x1e0 [ 373.129825] ? lock_downgrade+0x900/0x900 [ 373.133982] ? zap_class+0x640/0x640 [ 373.137692] ? zap_class+0x640/0x640 [ 373.141456] ? find_held_lock+0x36/0x1c0 [ 373.145550] ? handle_mm_fault+0x42a/0xc70 [ 373.149788] ? lock_downgrade+0x900/0x900 [ 373.153944] ? check_preemption_disabled+0x48/0x280 [ 373.158967] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 373.163923] ? kasan_check_read+0x11/0x20 [ 373.168107] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 373.173409] ? rcu_softirq_qs+0x20/0x20 [ 373.177411] ? trace_hardirqs_off_caller+0x310/0x310 [ 373.182517] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.188083] ? check_preemption_disabled+0x48/0x280 [ 373.193138] handle_mm_fault+0x54f/0xc70 [ 373.197221] ? __handle_mm_fault+0x5be0/0x5be0 [ 373.201811] ? find_vma+0x34/0x190 [ 373.205357] __do_page_fault+0x5e8/0xe60 [ 373.209415] ? trace_hardirqs_off+0xb8/0x310 [ 373.213836] do_page_fault+0xf2/0x7e0 [ 373.217643] ? vmalloc_sync_all+0x30/0x30 [ 373.221792] ? error_entry+0x70/0xd0 [ 373.225509] ? trace_hardirqs_off_caller+0xbb/0x310 [ 373.230555] ? trace_hardirqs_on_caller+0xc0/0x310 [ 373.235481] ? syscall_return_slowpath+0x5e0/0x5e0 [ 373.240408] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 373.245257] ? trace_hardirqs_on_caller+0x310/0x310 [ 373.250271] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 373.255720] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 373.260738] ? prepare_exit_to_usermode+0x291/0x3b0 [ 373.265767] ? page_fault+0x8/0x30 [ 373.269331] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 373.274181] ? page_fault+0x8/0x30 [ 373.277721] page_fault+0x1e/0x30 [ 373.281192] RIP: 0033:0x7efe5ebdedd3 [ 373.284959] Code: Bad RIP value. [ 373.288316] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 373.293679] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 373.300947] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 373.308214] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 373.315478] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 373.322741] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 373.330035] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 373.330040] warn_alloc_show_mem: 1 callbacks suppressed [ 373.330047] Mem-Info: [ 373.337316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 373.342681] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 373.342681] active_file:14 inactive_file:10 isolated_file:0 [ 373.342681] unevictable:0 dirty:0 writeback:0 unstable:0 [ 373.342681] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 373.342681] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 373.342681] free:13762 free_pcp:570 free_cma:0 [ 373.345060] Call Trace: [ 373.354448] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 373.387288] [ 373.389856] 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 [ 373.417259] dump_stack+0x244/0x39d [ 373.419382] lowmem_reserve[]: 0 2818 6321 6321 [ 373.445485] ? dump_stack_print_info.cold.1+0x20/0x20 [ 373.449085] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 373.453674] warn_alloc.cold.116+0xb7/0x1bd [ 373.458837] lowmem_reserve[]: 0 0 3503 3503 [ 373.486502] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 373.490810] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 373.495121] ? lock_downgrade+0x900/0x900 [ 373.499937] lowmem_reserve[]: 0 0 0 0 [ 373.528913] ? trace_hardirqs_off+0xb8/0x310 [ 373.533033] 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 [ 373.536826] ? trace_hardirqs_off+0xb8/0x310 [ 373.541207] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 373.554724] __alloc_pages_slowpath+0x2651/0x2de0 [ 373.559105] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 373.574405] ? warn_alloc+0x120/0x120 [ 373.579209] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 373.594196] ? warn_alloc+0x120/0x120 [ 373.597974] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 373.606794] ? warn_alloc+0x120/0x120 [ 373.610571] 268 total pagecache pages [ 373.619139] ? print_usage_bug+0xc0/0xc0 [ 373.622932] 0 pages in swap cache [ 373.626720] ? print_usage_bug+0xc0/0xc0 [ 373.630757] Swap cache stats: add 0, delete 0, find 0/0 [ 373.634203] ? ktime_get+0x2c1/0x400 [ 373.638245] Free swap = 0kB [ 373.643598] ? check_preemption_disabled+0x48/0x280 [ 373.647289] Total swap = 0kB [ 373.650299] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 373.655288] 1965979 pages RAM [ 373.658345] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.662817] 0 pages HighMem/MovableOnly [ 373.665923] ? should_fail+0x22d/0xd01 [ 373.671430] 342854 pages reserved [ 373.675409] ? kasan_check_read+0x11/0x20 [ 373.679270] 0 pages cma reserved [ 373.682713] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 373.686893] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 373.690185] ? __lock_acquire+0x62f/0x4c20 [ 373.690203] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 373.690219] ? should_fail+0x22d/0xd01 [ 373.695376] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 373.701847] ? print_usage_bug+0xc0/0xc0 [ 373.706055] init cpuset=/ mems_allowed=0 [ 373.711157] ? mark_held_locks+0x130/0x130 [ 373.737019] ? mark_held_locks+0x130/0x130 [ 373.741251] ? check_preemption_disabled+0x48/0x280 [ 373.746273] ? zap_class+0x640/0x640 [ 373.749993] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 373.754751] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.760288] ? check_preemption_disabled+0x48/0x280 [ 373.765306] ? __lock_is_held+0xb5/0x140 [ 373.769382] __alloc_pages_nodemask+0xad8/0xea0 [ 373.774046] ? zap_class+0x640/0x640 [ 373.777759] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 373.782784] ? find_held_lock+0x36/0x1c0 [ 373.786850] ? ____cache_alloc_node+0x1c7/0x1e0 [ 373.791534] ? lock_downgrade+0x900/0x900 [ 373.795691] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.801229] cache_grow_begin+0xa5/0x8c0 [ 373.805318] ? do_raw_spin_unlock+0xa7/0x330 [ 373.809730] fallback_alloc+0x204/0x2e0 [ 373.813740] ____cache_alloc_node+0x1c7/0x1e0 [ 373.818238] kmem_cache_alloc_node+0xe3/0x730 [ 373.822735] ? lockdep_hardirqs_on+0x296/0x5b0 [ 373.827330] __alloc_skb+0x119/0x770 [ 373.831043] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 373.836411] ? netdev_alloc_frag+0x1f0/0x1f0 [ 373.840827] ? vprintk_default+0x28/0x30 [ 373.844884] ? vprintk_func+0x85/0x181 [ 373.848773] ? printk+0xa7/0xcf [ 373.852050] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 373.856847] new_skb+0x26/0x1c0 [ 373.860125] aoecmd_cfg+0x279/0x7f0 [ 373.863756] ? find_held_lock+0x36/0x1c0 [ 373.867851] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 373.872181] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.877728] ? __lock_is_held+0xb5/0x140 [ 373.881795] discover_timer+0x50/0x60 [ 373.885590] call_timer_fn+0x272/0x920 [ 373.889472] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 373.894310] ? process_timeout+0x40/0x40 [ 373.898373] ? __run_timers+0x7da/0xc70 [ 373.902361] ? _raw_spin_unlock_irq+0x27/0x80 [ 373.906853] ? _raw_spin_unlock_irq+0x27/0x80 [ 373.911345] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 373.916185] ? lockdep_hardirqs_on+0x296/0x5b0 [ 373.920796] ? trace_hardirqs_on+0xbd/0x310 [ 373.925110] ? kasan_check_read+0x11/0x20 [ 373.929256] ? __run_timers+0x7da/0xc70 [ 373.933229] ? trace_hardirqs_off_caller+0x310/0x310 [ 373.938333] ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37 [ 373.943735] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 373.948571] __run_timers+0x7e5/0xc70 [ 373.952382] ? timer_fixup_init+0x70/0x70 [ 373.956532] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 373.961546] ? zap_class+0x640/0x640 [ 373.965274] ? enqueue_hrtimer+0x1a5/0x560 [ 373.969509] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 373.974755] ? find_held_lock+0x36/0x1c0 [ 373.978818] ? zap_class+0x640/0x640 [ 373.982536] ? pvclock_read_flags+0x160/0x160 [ 373.987150] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.992702] ? check_preemption_disabled+0x48/0x280 [ 373.997741] ? __lock_is_held+0xb5/0x140 [ 374.001820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.007356] ? check_preemption_disabled+0x48/0x280 [ 374.012369] run_timer_softirq+0x52/0xb0 [ 374.016426] ? rcu_read_lock_sched_held+0x14f/0x180 [ 374.021434] __do_softirq+0x308/0xb7e [ 374.025233] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 374.029719] ? lock_downgrade+0x900/0x900 [ 374.033862] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 374.038988] ? pvclock_read_flags+0x160/0x160 [ 374.043498] ? lapic_next_event+0x5a/0x90 [ 374.047643] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.053181] ? kvm_clock_read+0x18/0x30 [ 374.057149] ? kvm_sched_clock_read+0x9/0x20 [ 374.061569] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.067102] ? check_preemption_disabled+0x48/0x280 [ 374.072152] irq_exit+0x17f/0x1c0 [ 374.075603] smp_apic_timer_interrupt+0x1cb/0x760 [ 374.080475] ? smp_reschedule_interrupt+0x109/0x650 [ 374.085510] ? smp_call_function_single_interrupt+0x650/0x650 [ 374.091395] ? interrupt_entry+0xb5/0xc0 [ 374.095459] ? trace_hardirqs_off_caller+0xbb/0x310 [ 374.100475] ? trace_hardirqs_off_caller+0xbb/0x310 [ 374.105494] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.110335] ? trace_hardirqs_on_caller+0x310/0x310 [ 374.115349] ? trace_hardirqs_on_caller+0x310/0x310 [ 374.120366] ? task_prio+0x50/0x50 [ 374.123914] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.129457] ? check_preemption_disabled+0x48/0x280 [ 374.134481] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.139336] apic_timer_interrupt+0xf/0x20 [ 374.143561] [ 374.145815] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 374.150743] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 374.169636] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 374.177341] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 374.184602] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 374.191899] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 374.199187] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 374.206451] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 374.213743] skb_clone+0x1bb/0x500 [ 374.217279] ? finish_task_switch+0x663/0x910 [ 374.221771] ? skb_split+0x11e0/0x11e0 [ 374.225657] ? preempt_notifier_register+0x200/0x200 [ 374.230761] ? __switch_to_asm+0x34/0x70 [ 374.234817] ? __switch_to_asm+0x34/0x70 [ 374.238870] ? __switch_to_asm+0x40/0x70 [ 374.242935] ? __switch_to_asm+0x34/0x70 [ 374.246993] ? __switch_to_asm+0x40/0x70 [ 374.251064] ? __switch_to_asm+0x34/0x70 [ 374.255120] ? __switch_to_asm+0x40/0x70 [ 374.259174] ? __switch_to_asm+0x34/0x70 [ 374.263235] ? __switch_to_asm+0x34/0x70 [ 374.267310] ? __switch_to_asm+0x40/0x70 [ 374.271365] ? __switch_to_asm+0x34/0x70 [ 374.275443] bpf_clone_redirect+0xb9/0x490 [ 374.279724] ? __schedule+0x8d7/0x21d0 [ 374.283649] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 374.288675] ? __sched_text_start+0x8/0x8 [ 374.292825] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 374.297592] ? find_held_lock+0x36/0x1c0 [ 374.301661] ? lock_acquire+0x1ed/0x520 [ 374.305638] ? bpf_test_run+0x3cb/0x780 [ 374.309618] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.315169] ? check_preemption_disabled+0x48/0x280 [ 374.320218] ? kasan_check_read+0x11/0x20 [ 374.324363] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 374.329649] ? rcu_softirq_qs+0x20/0x20 [ 374.333629] ? preempt_schedule+0x4d/0x60 [ 374.337775] ? ___preempt_schedule+0x16/0x18 [ 374.342187] ? bpf_test_run+0x25d/0x780 [ 374.346204] ? netlink_diag_dump+0x2a0/0x2a0 [ 374.350614] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 374.356148] ? bpf_test_init.isra.10+0x70/0x100 [ 374.360836] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 374.365603] ? bpf_test_finish.isra.9+0x260/0x260 [ 374.370444] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 374.375996] ? fput+0x130/0x1a0 [ 374.379283] ? __bpf_prog_get+0x9b/0x290 [ 374.383345] ? bpf_test_finish.isra.9+0x260/0x260 [ 374.388188] ? bpf_prog_test_run+0x130/0x1a0 [ 374.392597] ? __x64_sys_bpf+0x3db/0x520 [ 374.396658] ? bpf_prog_get+0x20/0x20 [ 374.400482] ? do_syscall_64+0x1b9/0x820 [ 374.404541] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 374.409930] ? syscall_return_slowpath+0x5e0/0x5e0 [ 374.414863] ? trace_hardirqs_on_caller+0x310/0x310 [ 374.419878] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 374.424902] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 374.431599] ? __switch_to_asm+0x40/0x70 [ 374.435654] ? __switch_to_asm+0x34/0x70 [ 374.439719] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.444585] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 374.449964] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 374.450026] aoe: skb alloc failure [ 374.456193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 374.456201] Call Trace: [ 374.459749] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 374.469060] [ 374.471631] syz-executor2 cpuset=syz2 mems_allowed=0 [ 374.482105] dump_stack+0x244/0x39d [ 374.492961] ? dump_stack_print_info.cold.1+0x20/0x20 [ 374.498161] warn_alloc.cold.116+0xb7/0x1bd [ 374.502495] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 374.507343] ? lock_downgrade+0x900/0x900 [ 374.511500] ? trace_hardirqs_off+0xb8/0x310 [ 374.515922] ? trace_hardirqs_off+0xb8/0x310 [ 374.520338] __alloc_pages_slowpath+0x2651/0x2de0 [ 374.525224] ? warn_alloc+0x120/0x120 [ 374.529040] ? print_usage_bug+0xc0/0xc0 [ 374.533104] ? warn_alloc+0x120/0x120 [ 374.536919] ? warn_alloc+0x120/0x120 [ 374.540723] ? print_usage_bug+0xc0/0xc0 [ 374.544786] ? print_usage_bug+0xc0/0xc0 [ 374.548862] ? __lock_acquire+0x62f/0x4c20 [ 374.553104] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 374.558637] ? should_fail+0x22d/0xd01 [ 374.562529] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 374.567644] ? __lock_acquire+0x62f/0x4c20 [ 374.571883] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 374.576995] ? __lock_acquire+0x62f/0x4c20 [ 374.581227] ? should_fail+0x22d/0xd01 [ 374.585114] ? find_held_lock+0x36/0x1c0 [ 374.589192] ? mark_held_locks+0x130/0x130 [ 374.593445] ? mark_held_locks+0x130/0x130 [ 374.597677] ? zap_class+0x640/0x640 [ 374.601392] ? zap_class+0x640/0x640 [ 374.605120] ? print_usage_bug+0xc0/0xc0 [ 374.609185] ? do_raw_spin_unlock+0xa7/0x330 [ 374.613591] ? zap_class+0x640/0x640 [ 374.617306] ? print_usage_bug+0xc0/0xc0 [ 374.621363] ? wq_watchdog_touch+0x9c/0xfe [ 374.625612] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.631149] ? check_preemption_disabled+0x48/0x280 [ 374.636184] ? __lock_is_held+0xb5/0x140 [ 374.640307] __alloc_pages_nodemask+0xad8/0xea0 [ 374.645023] ? zap_class+0x640/0x640 [ 374.648748] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 374.653777] ? find_held_lock+0x36/0x1c0 [ 374.657862] ? ____cache_alloc_node+0x1c7/0x1e0 [ 374.662529] ? lock_downgrade+0x900/0x900 [ 374.666678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.672224] cache_grow_begin+0xa5/0x8c0 [ 374.676282] ? do_raw_spin_unlock+0xa7/0x330 [ 374.680707] fallback_alloc+0x204/0x2e0 [ 374.684686] ____cache_alloc_node+0x1c7/0x1e0 [ 374.689186] kmem_cache_alloc_node+0xe3/0x730 [ 374.693683] ? ipv6_get_ifaddr+0x42e/0x620 [ 374.697935] __alloc_skb+0x119/0x770 [ 374.701650] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 374.706936] ? netdev_alloc_frag+0x1f0/0x1f0 [ 374.711349] ? lock_downgrade+0x900/0x900 [ 374.715504] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.721038] ? refcount_sub_and_test_checked+0x203/0x310 [ 374.726490] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 374.731961] ? addrconf_rs_timer+0x690/0x690 [ 374.736381] ndisc_alloc_skb+0x144/0x340 [ 374.740471] ndisc_send_rs+0x331/0x6e0 [ 374.744361] addrconf_rs_timer+0x314/0x690 [ 374.748620] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 374.752862] call_timer_fn+0x272/0x920 [ 374.756789] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 374.761023] ? process_timeout+0x40/0x40 [ 374.765093] ? mark_held_locks+0xc7/0x130 [ 374.769240] ? _raw_spin_unlock_irq+0x27/0x80 [ 374.773732] ? _raw_spin_unlock_irq+0x27/0x80 [ 374.778244] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 374.782492] ? lockdep_hardirqs_on+0x296/0x5b0 [ 374.787078] ? trace_hardirqs_on+0xbd/0x310 [ 374.791400] ? kasan_check_read+0x11/0x20 [ 374.795551] ? __run_timers+0x7da/0xc70 [ 374.799528] ? trace_hardirqs_off_caller+0x310/0x310 [ 374.804633] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 374.808871] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 374.813118] __run_timers+0x7e5/0xc70 [ 374.816950] ? timer_fixup_init+0x70/0x70 [ 374.821130] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 374.826145] ? zap_class+0x640/0x640 [ 374.829866] ? print_usage_bug+0xc0/0xc0 [ 374.833968] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 374.839166] ? find_held_lock+0x36/0x1c0 [ 374.843235] ? zap_class+0x640/0x640 [ 374.846948] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.852479] ? check_preemption_disabled+0x48/0x280 [ 374.857514] ? __lock_is_held+0xb5/0x140 [ 374.861576] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.867114] ? check_preemption_disabled+0x48/0x280 [ 374.872135] run_timer_softirq+0x52/0xb0 [ 374.876199] ? rcu_read_lock_sched_held+0x14f/0x180 [ 374.881228] __do_softirq+0x308/0xb7e [ 374.885028] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 374.889520] ? lock_downgrade+0x900/0x900 [ 374.893670] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 374.898776] ? pvclock_read_flags+0x160/0x160 [ 374.903297] ? lapic_next_event+0x5a/0x90 [ 374.907452] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.912993] ? kvm_clock_read+0x18/0x30 [ 374.916968] ? kvm_sched_clock_read+0x9/0x20 [ 374.921405] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.926946] ? check_preemption_disabled+0x48/0x280 [ 374.931970] irq_exit+0x17f/0x1c0 [ 374.935422] smp_apic_timer_interrupt+0x1cb/0x760 [ 374.940263] ? smp_call_function_single_interrupt+0x650/0x650 [ 374.946143] ? interrupt_entry+0xb5/0xc0 [ 374.950222] ? trace_hardirqs_off_caller+0xbb/0x310 [ 374.955233] ? trace_hardirqs_off_caller+0xbb/0x310 [ 374.960248] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.965086] ? trace_hardirqs_on_caller+0x310/0x310 [ 374.970097] ? trace_hardirqs_on_caller+0x310/0x310 [ 374.975106] ? task_prio+0x50/0x50 [ 374.978640] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.984177] ? check_preemption_disabled+0x48/0x280 [ 374.989221] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.994080] apic_timer_interrupt+0xf/0x20 [ 374.998308] [ 375.000557] RIP: 0010:check_memory_region+0x117/0x1b0 [ 375.005752] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 375.024664] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 375.032366] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 375.039631] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 375.046897] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 375.054174] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 375.061433] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 375.068724] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 375.074013] kasan_check_read+0x11/0x20 [ 375.077986] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 375.083090] ? rcu_softirq_qs+0x20/0x20 [ 375.087072] rcu_is_watching+0x10/0x30 [ 375.090960] page_evictable+0x3c0/0x540 [ 375.094938] ? kswapd_stop+0x100/0x100 [ 375.098825] ? trace_hardirqs_off_caller+0x310/0x310 [ 375.103930] ? perf_trace_sched_process_exec+0x860/0x860 [ 375.109402] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.114945] ? check_preemption_disabled+0x48/0x280 [ 375.120159] shrink_active_list+0x869/0x1f00 [ 375.124577] ? mark_held_locks+0xc7/0x130 [ 375.128729] ? shrink_inactive_list+0x1c60/0x1c60 [ 375.133566] ? trace_hardirqs_on+0xbd/0x310 [ 375.137887] ? find_held_lock+0x36/0x1c0 [ 375.141951] ? shrink_inactive_list+0xa4a/0x1c60 [ 375.146706] ? trace_hardirqs_off_caller+0x310/0x310 [ 375.151804] ? zap_class+0x640/0x640 [ 375.155511] ? print_usage_bug+0xc0/0xc0 [ 375.159595] ? __page_frag_cache_drain+0x210/0x210 [ 375.164517] ? print_usage_bug+0xc0/0xc0 [ 375.168582] ? mark_held_locks+0xc7/0x130 [ 375.172733] ? find_held_lock+0x36/0x1c0 [ 375.176789] ? zap_class+0x640/0x640 [ 375.180500] ? mark_held_locks+0xc7/0x130 [ 375.184658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.190205] ? check_preemption_disabled+0x48/0x280 [ 375.195234] ? zap_class+0x640/0x640 [ 375.198944] ? __lock_is_held+0xb5/0x140 [ 375.203003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.208551] ? check_preemption_disabled+0x48/0x280 [ 375.213584] ? __lock_is_held+0xb5/0x140 [ 375.217651] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 375.222660] ? inactive_list_is_low+0x305/0x880 [ 375.227333] ? lruvec_lru_size+0x450/0x450 [ 375.231567] ? kasan_check_read+0x11/0x20 [ 375.235721] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 375.240675] shrink_node_memcg+0x803/0x18f0 [ 375.245028] ? shrink_active_list+0x1f00/0x1f00 [ 375.249718] ? lock_downgrade+0x900/0x900 [ 375.253865] ? check_flush_dependency+0x410/0x410 [ 375.258714] ? kasan_check_read+0x11/0x20 [ 375.262856] ? do_raw_spin_unlock+0xa7/0x330 [ 375.267270] ? ___preempt_schedule+0x16/0x18 [ 375.271684] ? _raw_spin_unlock+0x3f/0x50 [ 375.275834] shrink_node+0x3bc/0x16b0 [ 375.279637] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 375.284944] ? shrink_node_memcg+0x18f0/0x18f0 [ 375.289542] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 375.294124] ? trace_hardirqs_on+0xbd/0x310 [ 375.298444] ? vmpressure+0x271/0x340 [ 375.302248] ? do_raw_spin_trylock+0x270/0x270 [ 375.306835] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 375.312372] ? __cpuset_node_allowed+0x19b/0x660 [ 375.317126] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 375.322870] ? vmpressure+0x1a2/0x340 [ 375.326672] do_try_to_free_pages+0x3e7/0x1290 [ 375.331248] ? zap_class+0x640/0x640 [ 375.334986] ? shrink_node+0x16b0/0x16b0 [ 375.339048] ? __lock_is_held+0xb5/0x140 [ 375.343120] try_to_free_pages+0x4d0/0xb90 [ 375.347357] ? do_try_to_free_pages+0x1290/0x1290 [ 375.352213] ? lock_acquire+0x1ed/0x520 [ 375.356187] ? set_page_refcounted+0x280/0x280 [ 375.360770] ? lock_release+0xa00/0xa00 [ 375.364768] ? _raw_spin_unlock_irq+0x60/0x80 [ 375.369257] ? psi_memstall_enter+0x240/0x2b0 [ 375.373747] ? psi_memstall_tick+0x230/0x230 [ 375.378190] __alloc_pages_slowpath+0xa48/0x2de0 [ 375.382968] ? warn_alloc+0x120/0x120 [ 375.386763] ? mark_held_locks+0x130/0x130 [ 375.391032] ? find_get_entry+0xaae/0x1120 [ 375.395275] ? filemap_map_pages+0x1a20/0x1a20 [ 375.399864] ? zap_class+0x640/0x640 [ 375.403576] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.409110] ? check_preemption_disabled+0x48/0x280 [ 375.414126] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.419660] ? should_fail+0x22d/0xd01 [ 375.423549] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 375.428656] ? zap_class+0x640/0x640 [ 375.432405] ? __lock_is_held+0xb5/0x140 [ 375.436472] ? mark_held_locks+0x130/0x130 [ 375.440707] ? lock_release+0xa00/0xa00 [ 375.444680] ? perf_trace_sched_process_exec+0x860/0x860 [ 375.450122] ? xa_load+0x2ba/0x460 [ 375.453656] ? lock_downgrade+0x900/0x900 [ 375.457806] ? __might_sleep+0x95/0x190 [ 375.461782] __alloc_pages_nodemask+0xad8/0xea0 [ 375.466473] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 375.471486] ? __page_cache_alloc+0x191/0x5c0 [ 375.475974] ? xa_load+0x2e1/0x460 [ 375.479512] ? xa_clear_mark+0x40/0x40 [ 375.483396] ? zap_class+0x640/0x640 [ 375.487113] ? zap_class+0x640/0x640 [ 375.490818] ? zap_class+0x640/0x640 [ 375.494525] ? __do_page_cache_readahead+0x663/0x810 [ 375.499623] ? find_held_lock+0x36/0x1c0 [ 375.503681] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 375.509218] alloc_pages_current+0x173/0x350 [ 375.513655] __page_cache_alloc+0x38c/0x5c0 [ 375.518004] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 375.522934] ? kasan_check_read+0x11/0x20 [ 375.527073] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 375.532377] ? generic_perform_write+0x6a0/0x6a0 [ 375.537134] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.542667] ? check_preemption_disabled+0x48/0x280 [ 375.547709] filemap_fault+0x1595/0x25f0 [ 375.551786] ? __lock_page_or_retry+0xa00/0xa00 [ 375.556456] ? mark_held_locks+0x130/0x130 [ 375.560697] ? filemap_map_pages+0xd6b/0x1a20 [ 375.565197] ? lock_downgrade+0x900/0x900 [ 375.569344] ? check_preemption_disabled+0x48/0x280 [ 375.574359] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 375.579313] ? kasan_check_read+0x11/0x20 [ 375.583486] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 375.588759] ? rcu_softirq_qs+0x20/0x20 [ 375.592743] ? filemap_map_pages+0xd92/0x1a20 [ 375.597239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.602783] ? find_get_entries_tag+0x1400/0x1400 [ 375.607629] ? __lock_acquire+0x62f/0x4c20 [ 375.611873] ? lock_acquire+0x1ed/0x520 [ 375.615844] ? ext4_filemap_fault+0x7a/0xad [ 375.620176] ? lock_release+0xa00/0xa00 [ 375.624152] ? perf_trace_sched_process_exec+0x860/0x860 [ 375.629607] ? print_usage_bug+0xc0/0xc0 [ 375.633669] ? print_usage_bug+0xc0/0xc0 [ 375.637742] ? down_read+0x8d/0x120 [ 375.641365] ? ext4_filemap_fault+0x7a/0xad [ 375.645687] ? __down_interruptible+0x700/0x700 [ 375.650398] ext4_filemap_fault+0x82/0xad [ 375.654564] __do_fault+0x100/0x6b0 [ 375.658201] ? pmd_devmap_trans_unstable+0x220/0x220 [ 375.663309] ? mark_held_locks+0x130/0x130 [ 375.667548] ? mark_held_locks+0x130/0x130 [ 375.671781] ? find_held_lock+0x36/0x1c0 [ 375.675848] ? find_held_lock+0x36/0x1c0 [ 375.679921] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.685467] __handle_mm_fault+0x3ea0/0x5be0 [ 375.689874] ? poll_select_copy_remaining+0x18c/0x6a0 [ 375.695079] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 375.699946] ? __might_fault+0x12b/0x1e0 [ 375.704011] ? lock_downgrade+0x900/0x900 [ 375.708174] ? zap_class+0x640/0x640 [ 375.711891] ? zap_class+0x640/0x640 [ 375.715623] ? find_held_lock+0x36/0x1c0 [ 375.719695] ? handle_mm_fault+0x42a/0xc70 [ 375.723940] ? lock_downgrade+0x900/0x900 [ 375.728089] ? check_preemption_disabled+0x48/0x280 [ 375.733107] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 375.738037] ? kasan_check_read+0x11/0x20 [ 375.742187] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 375.747458] ? rcu_softirq_qs+0x20/0x20 [ 375.751446] ? trace_hardirqs_off_caller+0x310/0x310 [ 375.756546] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.762077] ? check_preemption_disabled+0x48/0x280 [ 375.767110] handle_mm_fault+0x54f/0xc70 [ 375.771181] ? __handle_mm_fault+0x5be0/0x5be0 [ 375.775766] ? find_vma+0x34/0x190 [ 375.779309] __do_page_fault+0x5e8/0xe60 [ 375.783366] ? trace_hardirqs_off+0xb8/0x310 [ 375.787776] do_page_fault+0xf2/0x7e0 [ 375.791570] ? vmalloc_sync_all+0x30/0x30 [ 375.795724] ? error_entry+0x70/0xd0 [ 375.799436] ? trace_hardirqs_off_caller+0xbb/0x310 [ 375.804447] ? trace_hardirqs_on_caller+0xc0/0x310 [ 375.809378] ? syscall_return_slowpath+0x5e0/0x5e0 [ 375.814304] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 375.819147] ? trace_hardirqs_on_caller+0x310/0x310 [ 375.824167] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 375.829622] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 375.834650] ? prepare_exit_to_usermode+0x291/0x3b0 [ 375.839685] ? page_fault+0x8/0x30 [ 375.843257] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 375.848100] ? page_fault+0x8/0x30 [ 375.851651] page_fault+0x1e/0x30 [ 375.855101] RIP: 0033:0x7efe5ebdedd3 [ 375.858820] Code: Bad RIP value. [ 375.862185] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 375.867546] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 375.874809] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 375.882076] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 375.889341] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 375.896602] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 375.903883] warn_alloc_show_mem: 1 callbacks suppressed [ 375.903893] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 375.903895] Mem-Info: [ 375.903931] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 375.903931] active_file:14 inactive_file:10 isolated_file:0 [ 375.903931] unevictable:0 dirty:0 writeback:0 unstable:0 [ 375.903931] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 375.903931] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 375.903931] free:13762 free_pcp:570 free_cma:0 [ 375.909266] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 375.916550] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 375.918955] Call Trace: [ 375.951824] 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 [ 375.961167] [ 375.988791] lowmem_reserve[]: 0 2818 6321 6321 [ 375.991400] dump_stack+0x244/0x39d [ 376.017479] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 376.019627] ? dump_stack_print_info.cold.1+0x20/0x20 [ 376.024201] lowmem_reserve[]: 0 0 3503 3503 [ 376.027850] warn_alloc.cold.116+0xb7/0x1bd [ 376.055486] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 376.060700] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 376.065009] lowmem_reserve[]: 0 0 0 0 [ 376.069324] ? lock_downgrade+0x900/0x900 [ 376.098274] 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 [ 376.103113] ? trace_hardirqs_off+0xb8/0x310 [ 376.106885] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 376.111037] ? trace_hardirqs_off+0xb8/0x310 [ 376.124546] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 376.128958] __alloc_pages_slowpath+0x2651/0x2de0 [ 376.144199] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 376.148618] ? warn_alloc+0x120/0x120 [ 376.163572] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 376.168398] ? warn_alloc+0x120/0x120 [ 376.177220] 268 total pagecache pages [ 376.181010] ? __lock_acquire+0x62f/0x4c20 [ 376.189559] 0 pages in swap cache [ 376.193358] ? warn_alloc+0x120/0x120 [ 376.197135] Swap cache stats: add 0, delete 0, find 0/0 [ 376.201362] ? print_usage_bug+0xc0/0xc0 [ 376.204783] Free swap = 0kB [ 376.208574] ? print_usage_bug+0xc0/0xc0 [ 376.213917] Total swap = 0kB [ 376.217968] ? mark_held_locks+0x130/0x130 [ 376.220961] 1965979 pages RAM [ 376.225012] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 376.228013] 0 pages HighMem/MovableOnly [ 376.232237] ? should_fail+0x22d/0xd01 [ 376.235320] 342854 pages reserved [ 376.240840] ? zap_class+0x640/0x640 [ 376.244788] 0 pages cma reserved [ 376.248672] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 376.252147] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 376.255820] ? __lock_acquire+0x62f/0x4c20 [ 376.259214] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 376.264250] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 376.270717] init cpuset=/ mems_allowed=0 [ 376.274943] ? should_fail+0x22d/0xd01 [ 376.297650] ? mark_held_locks+0x130/0x130 [ 376.301888] ? mark_held_locks+0x130/0x130 [ 376.306126] ? lock_downgrade+0x900/0x900 [ 376.310274] ? zap_class+0x640/0x640 [ 376.313999] ? zap_class+0x640/0x640 [ 376.317711] ? zap_class+0x640/0x640 [ 376.321439] ? do_raw_spin_unlock+0xa7/0x330 [ 376.325864] ? trace_hardirqs_on+0x310/0x310 [ 376.330274] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.335808] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.341343] ? check_preemption_disabled+0x48/0x280 [ 376.346367] ? __lock_is_held+0xb5/0x140 [ 376.350430] __alloc_pages_nodemask+0xad8/0xea0 [ 376.355097] ? zap_class+0x640/0x640 [ 376.358813] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 376.363837] ? find_held_lock+0x36/0x1c0 [ 376.367918] ? ____cache_alloc_node+0x1c7/0x1e0 [ 376.372601] ? lock_downgrade+0x900/0x900 [ 376.376758] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.382295] cache_grow_begin+0xa5/0x8c0 [ 376.386347] ? do_raw_spin_unlock+0xa7/0x330 [ 376.390776] fallback_alloc+0x204/0x2e0 [ 376.394759] ____cache_alloc_node+0x1c7/0x1e0 [ 376.399261] kmem_cache_alloc_node+0xe3/0x730 [ 376.403760] ? lockdep_hardirqs_on+0x296/0x5b0 [ 376.408348] __alloc_skb+0x119/0x770 [ 376.412061] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 376.417429] ? netdev_alloc_frag+0x1f0/0x1f0 [ 376.421875] ? vprintk_default+0x28/0x30 [ 376.425941] ? vprintk_func+0x85/0x181 [ 376.429827] ? printk+0xa7/0xcf [ 376.433100] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 376.437879] new_skb+0x26/0x1c0 [ 376.441164] aoecmd_cfg+0x279/0x7f0 [ 376.444790] ? find_held_lock+0x36/0x1c0 [ 376.448849] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 376.453191] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.458786] ? __lock_is_held+0xb5/0x140 [ 376.462887] discover_timer+0x50/0x60 [ 376.466694] call_timer_fn+0x272/0x920 [ 376.470596] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 376.475464] ? process_timeout+0x40/0x40 [ 376.479561] ? __run_timers+0x7da/0xc70 [ 376.483538] ? _raw_spin_unlock_irq+0x27/0x80 [ 376.488043] ? _raw_spin_unlock_irq+0x27/0x80 [ 376.492536] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 376.497382] ? lockdep_hardirqs_on+0x296/0x5b0 [ 376.501976] ? trace_hardirqs_on+0xbd/0x310 [ 376.506293] ? kasan_check_read+0x11/0x20 [ 376.510437] ? __run_timers+0x7da/0xc70 [ 376.514429] ? trace_hardirqs_off_caller+0x310/0x310 [ 376.519570] ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37 [ 376.524942] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 376.529779] __run_timers+0x7e5/0xc70 [ 376.533583] ? timer_fixup_init+0x70/0x70 [ 376.537728] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 376.542742] ? zap_class+0x640/0x640 [ 376.546456] ? enqueue_hrtimer+0x1a5/0x560 [ 376.550696] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 376.555889] ? find_held_lock+0x36/0x1c0 [ 376.559959] ? zap_class+0x640/0x640 [ 376.563694] ? pvclock_read_flags+0x160/0x160 [ 376.568190] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.573730] ? check_preemption_disabled+0x48/0x280 [ 376.578755] ? __lock_is_held+0xb5/0x140 [ 376.582834] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.588385] ? check_preemption_disabled+0x48/0x280 [ 376.593419] run_timer_softirq+0x52/0xb0 [ 376.597497] ? rcu_read_lock_sched_held+0x14f/0x180 [ 376.602545] __do_softirq+0x308/0xb7e [ 376.606392] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 376.610889] ? lock_downgrade+0x900/0x900 [ 376.615069] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 376.620180] ? pvclock_read_flags+0x160/0x160 [ 376.624680] ? lapic_next_event+0x5a/0x90 [ 376.628827] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.634407] ? kvm_clock_read+0x18/0x30 [ 376.638380] ? kvm_sched_clock_read+0x9/0x20 [ 376.642794] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.648335] ? check_preemption_disabled+0x48/0x280 [ 376.653360] irq_exit+0x17f/0x1c0 [ 376.656816] smp_apic_timer_interrupt+0x1cb/0x760 [ 376.661659] ? smp_reschedule_interrupt+0x109/0x650 [ 376.666684] ? smp_call_function_single_interrupt+0x650/0x650 [ 376.672611] ? interrupt_entry+0xb5/0xc0 [ 376.676716] ? trace_hardirqs_off_caller+0xbb/0x310 [ 376.681739] ? trace_hardirqs_off_caller+0xbb/0x310 [ 376.686750] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 376.691590] ? trace_hardirqs_on_caller+0x310/0x310 [ 376.696601] ? trace_hardirqs_on_caller+0x310/0x310 [ 376.701646] ? task_prio+0x50/0x50 [ 376.705189] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.710727] ? check_preemption_disabled+0x48/0x280 [ 376.715753] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 376.720599] apic_timer_interrupt+0xf/0x20 [ 376.724826] [ 376.727064] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 376.732015] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 376.750917] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 376.758618] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 376.765879] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 376.773167] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 376.780430] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 376.787700] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 376.795031] skb_clone+0x1bb/0x500 [ 376.798569] ? finish_task_switch+0x663/0x910 [ 376.803063] ? skb_split+0x11e0/0x11e0 [ 376.806969] ? preempt_notifier_register+0x200/0x200 [ 376.812079] ? __switch_to_asm+0x34/0x70 [ 376.816137] ? __switch_to_asm+0x34/0x70 [ 376.820193] ? __switch_to_asm+0x40/0x70 [ 376.824252] ? __switch_to_asm+0x34/0x70 [ 376.828305] ? __switch_to_asm+0x40/0x70 [ 376.832358] ? __switch_to_asm+0x34/0x70 [ 376.836410] ? __switch_to_asm+0x40/0x70 [ 376.840465] ? __switch_to_asm+0x34/0x70 [ 376.844517] ? __switch_to_asm+0x34/0x70 [ 376.848575] ? __switch_to_asm+0x40/0x70 [ 376.852643] ? __switch_to_asm+0x34/0x70 [ 376.856705] bpf_clone_redirect+0xb9/0x490 [ 376.860940] ? __schedule+0x8d7/0x21d0 [ 376.864828] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 376.869843] ? __sched_text_start+0x8/0x8 [ 376.873988] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 376.878750] ? find_held_lock+0x36/0x1c0 [ 376.882859] ? lock_acquire+0x1ed/0x520 [ 376.886828] ? bpf_test_run+0x3cb/0x780 [ 376.890799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.896347] ? check_preemption_disabled+0x48/0x280 [ 376.901363] ? kasan_check_read+0x11/0x20 [ 376.905525] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 376.910800] ? rcu_softirq_qs+0x20/0x20 [ 376.914779] ? preempt_schedule+0x4d/0x60 [ 376.918935] ? ___preempt_schedule+0x16/0x18 [ 376.923349] ? bpf_test_run+0x25d/0x780 [ 376.927334] ? netlink_diag_dump+0x2a0/0x2a0 [ 376.931766] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 376.937316] ? bpf_test_init.isra.10+0x70/0x100 [ 376.942005] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 376.946787] ? bpf_test_finish.isra.9+0x260/0x260 [ 376.951631] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 376.957170] ? fput+0x130/0x1a0 [ 376.960453] ? __bpf_prog_get+0x9b/0x290 [ 376.964524] ? bpf_test_finish.isra.9+0x260/0x260 [ 376.969370] ? bpf_prog_test_run+0x130/0x1a0 [ 376.973778] ? __x64_sys_bpf+0x3db/0x520 [ 376.977835] ? bpf_prog_get+0x20/0x20 [ 376.981686] ? do_syscall_64+0x1b9/0x820 [ 376.985773] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 376.991132] ? syscall_return_slowpath+0x5e0/0x5e0 [ 376.996066] ? trace_hardirqs_on_caller+0x310/0x310 [ 377.001082] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 377.006103] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 377.012766] ? __switch_to_asm+0x40/0x70 [ 377.016822] ? __switch_to_asm+0x34/0x70 [ 377.020886] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 377.025743] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 377.031120] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 377.031218] aoe: skb alloc failure [ 377.037366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 377.037374] Call Trace: [ 377.040967] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 377.050238] [ 377.052811] syz-executor2 cpuset=syz2 mems_allowed=0 [ 377.063294] dump_stack+0x244/0x39d [ 377.074128] ? dump_stack_print_info.cold.1+0x20/0x20 [ 377.079366] warn_alloc.cold.116+0xb7/0x1bd [ 377.083689] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 377.088535] ? lock_downgrade+0x900/0x900 [ 377.092685] ? trace_hardirqs_off+0xb8/0x310 [ 377.097102] ? trace_hardirqs_off+0xb8/0x310 [ 377.101547] __alloc_pages_slowpath+0x2651/0x2de0 [ 377.106445] ? warn_alloc+0x120/0x120 [ 377.110248] ? print_usage_bug+0xc0/0xc0 [ 377.114313] ? warn_alloc+0x120/0x120 [ 377.118294] ? warn_alloc+0x120/0x120 [ 377.122100] ? print_usage_bug+0xc0/0xc0 [ 377.126174] ? print_usage_bug+0xc0/0xc0 [ 377.130243] ? __lock_acquire+0x62f/0x4c20 [ 377.134482] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 377.140020] ? should_fail+0x22d/0xd01 [ 377.143921] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 377.149027] ? __lock_acquire+0x62f/0x4c20 [ 377.153281] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 377.158382] ? __lock_acquire+0x62f/0x4c20 [ 377.162614] ? should_fail+0x22d/0xd01 [ 377.166501] ? find_held_lock+0x36/0x1c0 [ 377.170567] ? mark_held_locks+0x130/0x130 [ 377.174837] ? mark_held_locks+0x130/0x130 [ 377.179069] ? zap_class+0x640/0x640 [ 377.182783] ? zap_class+0x640/0x640 [ 377.186505] ? print_usage_bug+0xc0/0xc0 [ 377.190578] ? do_raw_spin_unlock+0xa7/0x330 [ 377.194989] ? zap_class+0x640/0x640 [ 377.198696] ? print_usage_bug+0xc0/0xc0 [ 377.202754] ? wq_watchdog_touch+0x9c/0xfe [ 377.206992] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.212550] ? check_preemption_disabled+0x48/0x280 [ 377.217576] ? __lock_is_held+0xb5/0x140 [ 377.221643] __alloc_pages_nodemask+0xad8/0xea0 [ 377.226311] ? zap_class+0x640/0x640 [ 377.230029] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 377.235057] ? find_held_lock+0x36/0x1c0 [ 377.239141] ? ____cache_alloc_node+0x1c7/0x1e0 [ 377.243815] ? lock_downgrade+0x900/0x900 [ 377.247976] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.253521] cache_grow_begin+0xa5/0x8c0 [ 377.257586] ? do_raw_spin_unlock+0xa7/0x330 [ 377.262017] fallback_alloc+0x204/0x2e0 [ 377.266002] ____cache_alloc_node+0x1c7/0x1e0 [ 377.270504] kmem_cache_alloc_node+0xe3/0x730 [ 377.274998] ? ipv6_get_ifaddr+0x42e/0x620 [ 377.279243] __alloc_skb+0x119/0x770 [ 377.282953] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 377.288229] ? netdev_alloc_frag+0x1f0/0x1f0 [ 377.292634] ? lock_downgrade+0x900/0x900 [ 377.296790] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.302343] ? refcount_sub_and_test_checked+0x203/0x310 [ 377.307793] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 377.313247] ? addrconf_rs_timer+0x690/0x690 [ 377.317686] ndisc_alloc_skb+0x144/0x340 [ 377.321768] ndisc_send_rs+0x331/0x6e0 [ 377.325658] addrconf_rs_timer+0x314/0x690 [ 377.329905] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.334159] call_timer_fn+0x272/0x920 [ 377.338056] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.342294] ? process_timeout+0x40/0x40 [ 377.346364] ? mark_held_locks+0xc7/0x130 [ 377.350514] ? _raw_spin_unlock_irq+0x27/0x80 [ 377.355012] ? _raw_spin_unlock_irq+0x27/0x80 [ 377.359503] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.363762] ? lockdep_hardirqs_on+0x296/0x5b0 [ 377.368349] ? trace_hardirqs_on+0xbd/0x310 [ 377.372684] ? kasan_check_read+0x11/0x20 [ 377.376831] ? __run_timers+0x7da/0xc70 [ 377.380801] ? trace_hardirqs_off_caller+0x310/0x310 [ 377.385931] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.390179] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.394417] __run_timers+0x7e5/0xc70 [ 377.398245] ? timer_fixup_init+0x70/0x70 [ 377.402429] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 377.407449] ? zap_class+0x640/0x640 [ 377.411174] ? print_usage_bug+0xc0/0xc0 [ 377.415240] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 377.420438] ? find_held_lock+0x36/0x1c0 [ 377.424501] ? zap_class+0x640/0x640 [ 377.428217] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.433758] ? check_preemption_disabled+0x48/0x280 [ 377.438790] ? __lock_is_held+0xb5/0x140 [ 377.442852] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.448390] ? check_preemption_disabled+0x48/0x280 [ 377.453430] run_timer_softirq+0x52/0xb0 [ 377.457493] ? rcu_read_lock_sched_held+0x14f/0x180 [ 377.462516] __do_softirq+0x308/0xb7e [ 377.466323] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 377.470816] ? lock_downgrade+0x900/0x900 [ 377.474968] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 377.480078] ? pvclock_read_flags+0x160/0x160 [ 377.484579] ? lapic_next_event+0x5a/0x90 [ 377.488731] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.494276] ? kvm_clock_read+0x18/0x30 [ 377.498254] ? kvm_sched_clock_read+0x9/0x20 [ 377.502660] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.508201] ? check_preemption_disabled+0x48/0x280 [ 377.513228] irq_exit+0x17f/0x1c0 [ 377.516694] smp_apic_timer_interrupt+0x1cb/0x760 [ 377.521539] ? smp_call_function_single_interrupt+0x650/0x650 [ 377.527423] ? interrupt_entry+0xb5/0xc0 [ 377.531482] ? trace_hardirqs_off_caller+0xbb/0x310 [ 377.536511] ? trace_hardirqs_off_caller+0xbb/0x310 [ 377.541555] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 377.546399] ? trace_hardirqs_on_caller+0x310/0x310 [ 377.551409] ? trace_hardirqs_on_caller+0x310/0x310 [ 377.556423] ? task_prio+0x50/0x50 [ 377.559963] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.565499] ? check_preemption_disabled+0x48/0x280 [ 377.570519] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 377.575367] apic_timer_interrupt+0xf/0x20 [ 377.579595] [ 377.581833] RIP: 0010:check_memory_region+0x117/0x1b0 [ 377.587022] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 377.605925] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 377.613633] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 377.620898] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 377.628176] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 377.635442] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 377.642716] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 377.650012] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 377.655320] kasan_check_read+0x11/0x20 [ 377.659297] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 377.664431] ? rcu_softirq_qs+0x20/0x20 [ 377.668428] rcu_is_watching+0x10/0x30 [ 377.672317] page_evictable+0x3c0/0x540 [ 377.676290] ? kswapd_stop+0x100/0x100 [ 377.680192] ? trace_hardirqs_off_caller+0x310/0x310 [ 377.685295] ? perf_trace_sched_process_exec+0x860/0x860 [ 377.690749] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.696292] ? check_preemption_disabled+0x48/0x280 [ 377.701331] shrink_active_list+0x869/0x1f00 [ 377.705747] ? mark_held_locks+0xc7/0x130 [ 377.709902] ? shrink_inactive_list+0x1c60/0x1c60 [ 377.714755] ? trace_hardirqs_on+0xbd/0x310 [ 377.719087] ? find_held_lock+0x36/0x1c0 [ 377.723152] ? shrink_inactive_list+0xa4a/0x1c60 [ 377.727924] ? trace_hardirqs_off_caller+0x310/0x310 [ 377.733031] ? zap_class+0x640/0x640 [ 377.736780] ? print_usage_bug+0xc0/0xc0 [ 377.740873] ? __page_frag_cache_drain+0x210/0x210 [ 377.745805] ? print_usage_bug+0xc0/0xc0 [ 377.749870] ? mark_held_locks+0xc7/0x130 [ 377.754029] ? find_held_lock+0x36/0x1c0 [ 377.758099] ? zap_class+0x640/0x640 [ 377.761813] ? mark_held_locks+0xc7/0x130 [ 377.765965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.771506] ? check_preemption_disabled+0x48/0x280 [ 377.776523] ? zap_class+0x640/0x640 [ 377.780254] ? __lock_is_held+0xb5/0x140 [ 377.784332] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.789868] ? check_preemption_disabled+0x48/0x280 [ 377.794891] ? __lock_is_held+0xb5/0x140 [ 377.799004] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 377.804017] ? inactive_list_is_low+0x305/0x880 [ 377.808708] ? lruvec_lru_size+0x450/0x450 [ 377.812949] ? kasan_check_read+0x11/0x20 [ 377.817106] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 377.822055] shrink_node_memcg+0x803/0x18f0 [ 377.826404] ? shrink_active_list+0x1f00/0x1f00 [ 377.831101] ? lock_downgrade+0x900/0x900 [ 377.835252] ? check_flush_dependency+0x410/0x410 [ 377.840099] ? kasan_check_read+0x11/0x20 [ 377.844244] ? do_raw_spin_unlock+0xa7/0x330 [ 377.848654] ? ___preempt_schedule+0x16/0x18 [ 377.853066] ? _raw_spin_unlock+0x3f/0x50 [ 377.857217] shrink_node+0x3bc/0x16b0 [ 377.861032] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 377.866331] ? shrink_node_memcg+0x18f0/0x18f0 [ 377.870932] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 377.875514] ? trace_hardirqs_on+0xbd/0x310 [ 377.879830] ? vmpressure+0x271/0x340 [ 377.883630] ? do_raw_spin_trylock+0x270/0x270 [ 377.888229] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 377.893763] ? __cpuset_node_allowed+0x19b/0x660 [ 377.898519] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 377.904238] ? vmpressure+0x1a2/0x340 [ 377.908050] do_try_to_free_pages+0x3e7/0x1290 [ 377.912630] ? zap_class+0x640/0x640 [ 377.916358] ? shrink_node+0x16b0/0x16b0 [ 377.920435] ? __lock_is_held+0xb5/0x140 [ 377.924525] try_to_free_pages+0x4d0/0xb90 [ 377.928762] ? do_try_to_free_pages+0x1290/0x1290 [ 377.933627] ? lock_acquire+0x1ed/0x520 [ 377.937601] ? set_page_refcounted+0x280/0x280 [ 377.942192] ? lock_release+0xa00/0xa00 [ 377.946191] ? _raw_spin_unlock_irq+0x60/0x80 [ 377.950686] ? psi_memstall_enter+0x240/0x2b0 [ 377.955185] ? psi_memstall_tick+0x230/0x230 [ 377.959632] __alloc_pages_slowpath+0xa48/0x2de0 [ 377.964434] ? warn_alloc+0x120/0x120 [ 377.968233] ? mark_held_locks+0x130/0x130 [ 377.972476] ? find_get_entry+0xaae/0x1120 [ 377.976717] ? filemap_map_pages+0x1a20/0x1a20 [ 377.981304] ? zap_class+0x640/0x640 [ 377.985254] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.990823] ? check_preemption_disabled+0x48/0x280 [ 377.995843] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.001385] ? should_fail+0x22d/0xd01 [ 378.005281] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 378.010390] ? zap_class+0x640/0x640 [ 378.014126] ? __lock_is_held+0xb5/0x140 [ 378.018198] ? mark_held_locks+0x130/0x130 [ 378.022456] ? lock_release+0xa00/0xa00 [ 378.026428] ? perf_trace_sched_process_exec+0x860/0x860 [ 378.031874] ? xa_load+0x2ba/0x460 [ 378.035411] ? lock_downgrade+0x900/0x900 [ 378.039561] ? __might_sleep+0x95/0x190 [ 378.043597] __alloc_pages_nodemask+0xad8/0xea0 [ 378.048271] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 378.053289] ? __page_cache_alloc+0x191/0x5c0 [ 378.057779] ? xa_load+0x2e1/0x460 [ 378.061317] ? xa_clear_mark+0x40/0x40 [ 378.065211] ? zap_class+0x640/0x640 [ 378.068942] ? zap_class+0x640/0x640 [ 378.072660] ? zap_class+0x640/0x640 [ 378.076381] ? __do_page_cache_readahead+0x663/0x810 [ 378.081516] ? find_held_lock+0x36/0x1c0 [ 378.085585] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 378.091131] alloc_pages_current+0x173/0x350 [ 378.095547] __page_cache_alloc+0x38c/0x5c0 [ 378.099867] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 378.104813] ? kasan_check_read+0x11/0x20 [ 378.108977] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 378.114285] ? generic_perform_write+0x6a0/0x6a0 [ 378.119045] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.124585] ? check_preemption_disabled+0x48/0x280 [ 378.129640] filemap_fault+0x1595/0x25f0 [ 378.133714] ? __lock_page_or_retry+0xa00/0xa00 [ 378.138387] ? mark_held_locks+0x130/0x130 [ 378.142632] ? filemap_map_pages+0xd6b/0x1a20 [ 378.147134] ? lock_downgrade+0x900/0x900 [ 378.151279] ? check_preemption_disabled+0x48/0x280 [ 378.156299] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 378.161223] ? kasan_check_read+0x11/0x20 [ 378.165366] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 378.170672] ? rcu_softirq_qs+0x20/0x20 [ 378.174656] ? filemap_map_pages+0xd92/0x1a20 [ 378.179157] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.184698] ? find_get_entries_tag+0x1400/0x1400 [ 378.189543] ? __lock_acquire+0x62f/0x4c20 [ 378.193785] ? lock_acquire+0x1ed/0x520 [ 378.197757] ? ext4_filemap_fault+0x7a/0xad [ 378.202083] ? lock_release+0xa00/0xa00 [ 378.206056] ? perf_trace_sched_process_exec+0x860/0x860 [ 378.211502] ? print_usage_bug+0xc0/0xc0 [ 378.215566] ? print_usage_bug+0xc0/0xc0 [ 378.219631] ? down_read+0x8d/0x120 [ 378.223256] ? ext4_filemap_fault+0x7a/0xad [ 378.227574] ? __down_interruptible+0x700/0x700 [ 378.232277] ext4_filemap_fault+0x82/0xad [ 378.236464] __do_fault+0x100/0x6b0 [ 378.240109] ? pmd_devmap_trans_unstable+0x220/0x220 [ 378.245214] ? mark_held_locks+0x130/0x130 [ 378.249444] ? mark_held_locks+0x130/0x130 [ 378.253689] ? find_held_lock+0x36/0x1c0 [ 378.257766] ? find_held_lock+0x36/0x1c0 [ 378.261826] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.267366] __handle_mm_fault+0x3ea0/0x5be0 [ 378.271774] ? poll_select_copy_remaining+0x18c/0x6a0 [ 378.276967] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 378.281818] ? __might_fault+0x12b/0x1e0 [ 378.285896] ? lock_downgrade+0x900/0x900 [ 378.290075] ? zap_class+0x640/0x640 [ 378.293793] ? zap_class+0x640/0x640 [ 378.297509] ? find_held_lock+0x36/0x1c0 [ 378.301574] ? handle_mm_fault+0x42a/0xc70 [ 378.305812] ? lock_downgrade+0x900/0x900 [ 378.309957] ? check_preemption_disabled+0x48/0x280 [ 378.314993] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 378.319929] ? kasan_check_read+0x11/0x20 [ 378.324080] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 378.329354] ? rcu_softirq_qs+0x20/0x20 [ 378.333340] ? trace_hardirqs_off_caller+0x310/0x310 [ 378.338442] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.343997] ? check_preemption_disabled+0x48/0x280 [ 378.349022] handle_mm_fault+0x54f/0xc70 [ 378.353088] ? __handle_mm_fault+0x5be0/0x5be0 [ 378.357671] ? find_vma+0x34/0x190 [ 378.361214] __do_page_fault+0x5e8/0xe60 [ 378.365304] ? trace_hardirqs_off+0xb8/0x310 [ 378.369726] do_page_fault+0xf2/0x7e0 [ 378.373540] ? vmalloc_sync_all+0x30/0x30 [ 378.377722] ? error_entry+0x70/0xd0 [ 378.381436] ? trace_hardirqs_off_caller+0xbb/0x310 [ 378.386472] ? trace_hardirqs_on_caller+0xc0/0x310 [ 378.391436] ? syscall_return_slowpath+0x5e0/0x5e0 [ 378.396362] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.401208] ? trace_hardirqs_on_caller+0x310/0x310 [ 378.406220] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 378.411669] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 378.416686] ? prepare_exit_to_usermode+0x291/0x3b0 [ 378.421706] ? page_fault+0x8/0x30 [ 378.425247] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.430089] ? page_fault+0x8/0x30 [ 378.433625] page_fault+0x1e/0x30 [ 378.437078] RIP: 0033:0x7efe5ebdedd3 [ 378.440800] Code: Bad RIP value. [ 378.444164] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 378.449542] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 378.456800] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 378.464068] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 378.471335] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 378.478603] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 378.485883] warn_alloc_show_mem: 1 callbacks suppressed [ 378.485894] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 378.485896] Mem-Info: [ 378.485933] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 378.485933] active_file:14 inactive_file:10 isolated_file:0 [ 378.485933] unevictable:0 dirty:0 writeback:0 unstable:0 [ 378.485933] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 378.485933] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 378.485933] free:13762 free_pcp:570 free_cma:0 [ 378.491269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 378.498547] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 378.500949] Call Trace: [ 378.533810] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 378.543152] [ 378.570539] lowmem_reserve[]: 0 2818 6321 6321 [ 378.573149] dump_stack+0x244/0x39d [ 378.599231] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 378.601375] ? dump_stack_print_info.cold.1+0x20/0x20 [ 378.605934] lowmem_reserve[]: 0 0 3503 3503 [ 378.609562] warn_alloc.cold.116+0xb7/0x1bd [ 378.637200] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 378.642392] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 378.646681] lowmem_reserve[]: 0 0 0 0 [ 378.651008] ? lock_downgrade+0x900/0x900 [ 378.679955] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 378.684812] ? trace_hardirqs_off+0xb8/0x310 [ 378.688610] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 378.692755] ? trace_hardirqs_off+0xb8/0x310 [ 378.706254] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 378.710658] __alloc_pages_slowpath+0x2651/0x2de0 [ 378.725888] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 378.730317] ? warn_alloc+0x120/0x120 [ 378.745276] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 378.750106] ? warn_alloc+0x120/0x120 [ 378.758921] 268 total pagecache pages [ 378.762719] ? warn_alloc+0x120/0x120 [ 378.771274] 0 pages in swap cache [ 378.775058] ? print_usage_bug+0xc0/0xc0 [ 378.778851] Swap cache stats: add 0, delete 0, find 0/0 [ 378.782652] ? print_usage_bug+0xc0/0xc0 [ 378.786093] Free swap = 0kB [ 378.790148] ? ktime_get+0x2c1/0x400 [ 378.795504] Total swap = 0kB [ 378.799573] ? check_preemption_disabled+0x48/0x280 [ 378.802558] 1965979 pages RAM [ 378.806259] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 378.809249] 0 pages HighMem/MovableOnly [ 378.814268] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.817359] 342854 pages reserved [ 378.821844] ? should_fail+0x22d/0xd01 [ 378.825793] 0 pages cma reserved [ 378.831323] ? kasan_check_read+0x11/0x20 [ 378.834814] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 378.838623] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 378.842054] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 378.846102] ? __lock_acquire+0x62f/0x4c20 [ 378.852568] init cpuset=/ mems_allowed=0 [ 378.857674] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 378.880697] ? should_fail+0x22d/0xd01 [ 378.884594] ? print_usage_bug+0xc0/0xc0 [ 378.888684] ? mark_held_locks+0x130/0x130 [ 378.892927] ? mark_held_locks+0x130/0x130 [ 378.897171] ? check_preemption_disabled+0x48/0x280 [ 378.902195] ? zap_class+0x640/0x640 [ 378.905908] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 378.910683] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.916218] ? check_preemption_disabled+0x48/0x280 [ 378.921271] ? __lock_is_held+0xb5/0x140 [ 378.925345] __alloc_pages_nodemask+0xad8/0xea0 [ 378.930014] ? zap_class+0x640/0x640 [ 378.933728] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 378.938754] ? find_held_lock+0x36/0x1c0 [ 378.942850] ? ____cache_alloc_node+0x1c7/0x1e0 [ 378.947517] ? lock_downgrade+0x900/0x900 [ 378.951676] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.957213] cache_grow_begin+0xa5/0x8c0 [ 378.961268] ? do_raw_spin_unlock+0xa7/0x330 [ 378.965702] fallback_alloc+0x204/0x2e0 [ 378.969693] ____cache_alloc_node+0x1c7/0x1e0 [ 378.974191] kmem_cache_alloc_node+0xe3/0x730 [ 378.978687] ? lockdep_hardirqs_on+0x296/0x5b0 [ 378.983303] __alloc_skb+0x119/0x770 [ 378.987012] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 378.992374] ? netdev_alloc_frag+0x1f0/0x1f0 [ 378.996819] ? vprintk_default+0x28/0x30 [ 379.000881] ? vprintk_func+0x85/0x181 [ 379.004780] ? printk+0xa7/0xcf [ 379.008058] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 379.012824] new_skb+0x26/0x1c0 [ 379.016105] aoecmd_cfg+0x279/0x7f0 [ 379.019733] ? find_held_lock+0x36/0x1c0 [ 379.023795] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 379.028119] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.033681] ? __lock_is_held+0xb5/0x140 [ 379.037753] discover_timer+0x50/0x60 [ 379.041549] call_timer_fn+0x272/0x920 [ 379.045440] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 379.050285] ? process_timeout+0x40/0x40 [ 379.054354] ? __run_timers+0x7da/0xc70 [ 379.058328] ? _raw_spin_unlock_irq+0x27/0x80 [ 379.062831] ? _raw_spin_unlock_irq+0x27/0x80 [ 379.067320] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 379.072167] ? lockdep_hardirqs_on+0x296/0x5b0 [ 379.076779] ? trace_hardirqs_on+0xbd/0x310 [ 379.081101] ? kasan_check_read+0x11/0x20 [ 379.085243] ? __run_timers+0x7da/0xc70 [ 379.089246] ? trace_hardirqs_off_caller+0x310/0x310 [ 379.094380] ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37 [ 379.099746] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 379.104586] __run_timers+0x7e5/0xc70 [ 379.108410] ? timer_fixup_init+0x70/0x70 [ 379.112558] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 379.118044] ? zap_class+0x640/0x640 [ 379.121760] ? enqueue_hrtimer+0x1a5/0x560 [ 379.125996] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 379.131194] ? find_held_lock+0x36/0x1c0 [ 379.135259] ? zap_class+0x640/0x640 [ 379.138993] ? pvclock_read_flags+0x160/0x160 [ 379.143523] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.149060] ? check_preemption_disabled+0x48/0x280 [ 379.154082] ? __lock_is_held+0xb5/0x140 [ 379.158596] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.164136] ? check_preemption_disabled+0x48/0x280 [ 379.169155] run_timer_softirq+0x52/0xb0 [ 379.173218] ? rcu_read_lock_sched_held+0x14f/0x180 [ 379.178243] __do_softirq+0x308/0xb7e [ 379.182065] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 379.186554] ? lock_downgrade+0x900/0x900 [ 379.190711] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 379.195851] ? pvclock_read_flags+0x160/0x160 [ 379.200349] ? lapic_next_event+0x5a/0x90 [ 379.204495] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.210047] ? kvm_clock_read+0x18/0x30 [ 379.214046] ? kvm_sched_clock_read+0x9/0x20 [ 379.218456] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.224009] ? check_preemption_disabled+0x48/0x280 [ 379.229033] irq_exit+0x17f/0x1c0 [ 379.232488] smp_apic_timer_interrupt+0x1cb/0x760 [ 379.237346] ? smp_reschedule_interrupt+0x109/0x650 [ 379.242367] ? smp_call_function_single_interrupt+0x650/0x650 [ 379.248253] ? interrupt_entry+0xb5/0xc0 [ 379.252319] ? trace_hardirqs_off_caller+0xbb/0x310 [ 379.257329] ? trace_hardirqs_off_caller+0xbb/0x310 [ 379.262345] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 379.267183] ? trace_hardirqs_on_caller+0x310/0x310 [ 379.272198] ? trace_hardirqs_on_caller+0x310/0x310 [ 379.277214] ? task_prio+0x50/0x50 [ 379.280751] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.286285] ? check_preemption_disabled+0x48/0x280 [ 379.291304] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 379.296154] apic_timer_interrupt+0xf/0x20 [ 379.300384] [ 379.302637] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 379.307577] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 379.326478] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 379.334201] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 379.341471] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 379.348739] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 379.356003] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 379.363267] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 379.370572] skb_clone+0x1bb/0x500 [ 379.374114] ? finish_task_switch+0x663/0x910 [ 379.378606] ? skb_split+0x11e0/0x11e0 [ 379.382492] ? preempt_notifier_register+0x200/0x200 [ 379.387605] ? __switch_to_asm+0x34/0x70 [ 379.391694] ? __switch_to_asm+0x34/0x70 [ 379.395748] ? __switch_to_asm+0x40/0x70 [ 379.399804] ? __switch_to_asm+0x34/0x70 [ 379.403860] ? __switch_to_asm+0x40/0x70 [ 379.407941] ? __switch_to_asm+0x34/0x70 [ 379.412002] ? __switch_to_asm+0x40/0x70 [ 379.416065] ? __switch_to_asm+0x34/0x70 [ 379.420151] ? __switch_to_asm+0x34/0x70 [ 379.424209] ? __switch_to_asm+0x40/0x70 [ 379.428265] ? __switch_to_asm+0x34/0x70 [ 379.432357] bpf_clone_redirect+0xb9/0x490 [ 379.436608] ? __schedule+0x8d7/0x21d0 [ 379.440517] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 379.445553] ? __sched_text_start+0x8/0x8 [ 379.449703] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 379.454483] ? find_held_lock+0x36/0x1c0 [ 379.458551] ? lock_acquire+0x1ed/0x520 [ 379.462524] ? bpf_test_run+0x3cb/0x780 [ 379.466523] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.472062] ? check_preemption_disabled+0x48/0x280 [ 379.477096] ? kasan_check_read+0x11/0x20 [ 379.481244] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 379.486521] ? rcu_softirq_qs+0x20/0x20 [ 379.490506] ? preempt_schedule+0x4d/0x60 [ 379.494654] ? ___preempt_schedule+0x16/0x18 [ 379.499090] ? bpf_test_run+0x25d/0x780 [ 379.503082] ? netlink_diag_dump+0x2a0/0x2a0 [ 379.507490] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 379.513027] ? bpf_test_init.isra.10+0x70/0x100 [ 379.517710] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 379.522493] ? bpf_test_finish.isra.9+0x260/0x260 [ 379.527394] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 379.532941] ? fput+0x130/0x1a0 [ 379.536223] ? __bpf_prog_get+0x9b/0x290 [ 379.540288] ? bpf_test_finish.isra.9+0x260/0x260 [ 379.545130] ? bpf_prog_test_run+0x130/0x1a0 [ 379.549546] ? __x64_sys_bpf+0x3db/0x520 [ 379.553603] ? bpf_prog_get+0x20/0x20 [ 379.557424] ? do_syscall_64+0x1b9/0x820 [ 379.561498] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 379.566875] ? syscall_return_slowpath+0x5e0/0x5e0 [ 379.571804] ? trace_hardirqs_on_caller+0x310/0x310 [ 379.576821] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 379.581854] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 379.588525] ? __switch_to_asm+0x40/0x70 [ 379.592598] ? __switch_to_asm+0x34/0x70 [ 379.596662] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 379.601514] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 379.606891] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 379.606972] aoe: skb alloc failure [ 379.613130] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 379.613136] Call Trace: [ 379.613142] [ 379.613160] dump_stack+0x244/0x39d [ 379.613187] ? dump_stack_print_info.cold.1+0x20/0x20 [ 379.616729] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 379.626054] warn_alloc.cold.116+0xb7/0x1bd [ 379.628603] syz-executor2 cpuset=syz2 mems_allowed=0 [ 379.630742] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 379.664260] ? lock_downgrade+0x900/0x900 [ 379.668420] ? trace_hardirqs_off+0xb8/0x310 [ 379.672832] ? trace_hardirqs_off+0xb8/0x310 [ 379.677246] __alloc_pages_slowpath+0x2651/0x2de0 [ 379.682115] ? warn_alloc+0x120/0x120 [ 379.685926] ? print_usage_bug+0xc0/0xc0 [ 379.689989] ? warn_alloc+0x120/0x120 [ 379.693794] ? warn_alloc+0x120/0x120 [ 379.697602] ? print_usage_bug+0xc0/0xc0 [ 379.701661] ? kvm_clock_read+0x18/0x30 [ 379.705667] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 379.710687] ? print_usage_bug+0xc0/0xc0 [ 379.714751] ? __lock_acquire+0x62f/0x4c20 [ 379.718989] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 379.724539] ? should_fail+0x22d/0xd01 [ 379.728424] ? __lock_acquire+0x62f/0x4c20 [ 379.732669] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 379.737766] ? __lock_acquire+0x62f/0x4c20 [ 379.741999] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 379.747095] ? __lock_acquire+0x62f/0x4c20 [ 379.751324] ? should_fail+0x22d/0xd01 [ 379.755217] ? mark_held_locks+0x130/0x130 [ 379.759452] ? mark_held_locks+0x130/0x130 [ 379.763691] ? mark_held_locks+0xc7/0x130 [ 379.767835] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 379.772848] ? zap_class+0x640/0x640 [ 379.776555] ? print_usage_bug+0xc0/0xc0 [ 379.780629] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.786160] ? check_preemption_disabled+0x48/0x280 [ 379.791195] ? __lock_is_held+0xb5/0x140 [ 379.795292] __alloc_pages_nodemask+0xad8/0xea0 [ 379.799963] ? zap_class+0x640/0x640 [ 379.803712] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 379.808737] ? find_held_lock+0x36/0x1c0 [ 379.812812] ? ____cache_alloc_node+0x1c7/0x1e0 [ 379.817489] ? lock_downgrade+0x900/0x900 [ 379.821657] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.827220] cache_grow_begin+0xa5/0x8c0 [ 379.831294] ? do_raw_spin_unlock+0xa7/0x330 [ 379.835707] fallback_alloc+0x204/0x2e0 [ 379.839687] ____cache_alloc_node+0x1c7/0x1e0 [ 379.844194] kmem_cache_alloc_node+0xe3/0x730 [ 379.848684] ? ipv6_get_ifaddr+0x42e/0x620 [ 379.852934] __alloc_skb+0x119/0x770 [ 379.856643] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 379.861926] ? netdev_alloc_frag+0x1f0/0x1f0 [ 379.866329] ? lock_downgrade+0x900/0x900 [ 379.870496] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.876051] ? refcount_sub_and_test_checked+0x203/0x310 [ 379.881516] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 379.886961] ? addrconf_rs_timer+0x690/0x690 [ 379.891380] ndisc_alloc_skb+0x144/0x340 [ 379.895451] ndisc_send_rs+0x331/0x6e0 [ 379.899359] addrconf_rs_timer+0x314/0x690 [ 379.903594] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.907836] call_timer_fn+0x272/0x920 [ 379.911721] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.915984] ? process_timeout+0x40/0x40 [ 379.920055] ? mark_held_locks+0xc7/0x130 [ 379.924207] ? _raw_spin_unlock_irq+0x27/0x80 [ 379.928699] ? _raw_spin_unlock_irq+0x27/0x80 [ 379.933198] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.937447] ? lockdep_hardirqs_on+0x296/0x5b0 [ 379.942026] ? trace_hardirqs_on+0xbd/0x310 [ 379.946360] ? kasan_check_read+0x11/0x20 [ 379.950517] ? __run_timers+0x7da/0xc70 [ 379.954493] ? trace_hardirqs_off_caller+0x310/0x310 [ 379.959608] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.963837] __run_timers+0x7e5/0xc70 [ 379.967648] ? timer_fixup_init+0x70/0x70 [ 379.971794] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 379.976805] ? zap_class+0x640/0x640 [ 379.980523] ? print_usage_bug+0xc0/0xc0 [ 379.984584] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 379.990015] ? find_held_lock+0x36/0x1c0 [ 379.994093] ? zap_class+0x640/0x640 [ 379.997812] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.003350] ? check_preemption_disabled+0x48/0x280 [ 380.008390] ? __lock_is_held+0xb5/0x140 [ 380.012447] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.017984] ? check_preemption_disabled+0x48/0x280 [ 380.023014] run_timer_softirq+0x52/0xb0 [ 380.027097] ? rcu_read_lock_sched_held+0x14f/0x180 [ 380.032115] __do_softirq+0x308/0xb7e [ 380.035925] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 380.040420] ? lock_downgrade+0x900/0x900 [ 380.044570] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 380.049679] ? pvclock_read_flags+0x160/0x160 [ 380.054184] ? lapic_next_event+0x5a/0x90 [ 380.058449] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.063988] ? kvm_clock_read+0x18/0x30 [ 380.067975] ? kvm_sched_clock_read+0x9/0x20 [ 380.072400] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.077942] ? check_preemption_disabled+0x48/0x280 [ 380.082969] irq_exit+0x17f/0x1c0 [ 380.086429] smp_apic_timer_interrupt+0x1cb/0x760 [ 380.091275] ? smp_call_function_single_interrupt+0x650/0x650 [ 380.097162] ? interrupt_entry+0xb5/0xc0 [ 380.101248] ? trace_hardirqs_off_caller+0xbb/0x310 [ 380.106261] ? trace_hardirqs_off_caller+0xbb/0x310 [ 380.111292] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 380.116137] ? trace_hardirqs_on_caller+0x310/0x310 [ 380.121157] ? trace_hardirqs_on_caller+0x310/0x310 [ 380.126186] ? task_prio+0x50/0x50 [ 380.129757] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.135290] ? check_preemption_disabled+0x48/0x280 [ 380.140338] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 380.145208] apic_timer_interrupt+0xf/0x20 [ 380.149437] [ 380.151678] RIP: 0010:check_memory_region+0x117/0x1b0 [ 380.156866] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 380.175766] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 380.183467] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 380.190729] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 380.197995] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 380.205261] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 380.212525] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 380.219801] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 380.225104] kasan_check_read+0x11/0x20 [ 380.229080] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 380.234190] ? rcu_softirq_qs+0x20/0x20 [ 380.238165] rcu_is_watching+0x10/0x30 [ 380.242052] page_evictable+0x3c0/0x540 [ 380.246026] ? kswapd_stop+0x100/0x100 [ 380.249922] ? trace_hardirqs_off_caller+0x310/0x310 [ 380.255022] ? perf_trace_sched_process_exec+0x860/0x860 [ 380.260468] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.266008] ? check_preemption_disabled+0x48/0x280 [ 380.271029] shrink_active_list+0x869/0x1f00 [ 380.275440] ? mark_held_locks+0xc7/0x130 [ 380.279595] ? shrink_inactive_list+0x1c60/0x1c60 [ 380.284437] ? trace_hardirqs_on+0xbd/0x310 [ 380.288759] ? find_held_lock+0x36/0x1c0 [ 380.292830] ? shrink_inactive_list+0xa4a/0x1c60 [ 380.297585] ? trace_hardirqs_off_caller+0x310/0x310 [ 380.302682] ? zap_class+0x640/0x640 [ 380.306395] ? print_usage_bug+0xc0/0xc0 [ 380.310486] ? __page_frag_cache_drain+0x210/0x210 [ 380.315442] ? print_usage_bug+0xc0/0xc0 [ 380.319551] ? mark_held_locks+0xc7/0x130 [ 380.323705] ? find_held_lock+0x36/0x1c0 [ 380.327774] ? zap_class+0x640/0x640 [ 380.331490] ? mark_held_locks+0xc7/0x130 [ 380.335639] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.341178] ? check_preemption_disabled+0x48/0x280 [ 380.346202] ? zap_class+0x640/0x640 [ 380.349922] ? __lock_is_held+0xb5/0x140 [ 380.353983] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.359515] ? check_preemption_disabled+0x48/0x280 [ 380.364532] ? __lock_is_held+0xb5/0x140 [ 380.368621] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 380.373653] ? inactive_list_is_low+0x305/0x880 [ 380.378330] ? lruvec_lru_size+0x450/0x450 [ 380.382558] ? kasan_check_read+0x11/0x20 [ 380.386712] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 380.391647] shrink_node_memcg+0x803/0x18f0 [ 380.396013] ? shrink_active_list+0x1f00/0x1f00 [ 380.400688] ? lock_downgrade+0x900/0x900 [ 380.404835] ? check_flush_dependency+0x410/0x410 [ 380.409679] ? kasan_check_read+0x11/0x20 [ 380.413829] ? do_raw_spin_unlock+0xa7/0x330 [ 380.418243] ? ___preempt_schedule+0x16/0x18 [ 380.422653] ? _raw_spin_unlock+0x3f/0x50 [ 380.426801] shrink_node+0x3bc/0x16b0 [ 380.430647] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 380.435999] ? shrink_node_memcg+0x18f0/0x18f0 [ 380.440583] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 380.445166] ? trace_hardirqs_on+0xbd/0x310 [ 380.449488] ? vmpressure+0x271/0x340 [ 380.453294] ? do_raw_spin_trylock+0x270/0x270 [ 380.457904] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 380.463484] ? __cpuset_node_allowed+0x19b/0x660 [ 380.468239] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 380.473966] ? vmpressure+0x1a2/0x340 [ 380.477788] do_try_to_free_pages+0x3e7/0x1290 [ 380.482367] ? zap_class+0x640/0x640 [ 380.486090] ? shrink_node+0x16b0/0x16b0 [ 380.490153] ? __lock_is_held+0xb5/0x140 [ 380.494260] try_to_free_pages+0x4d0/0xb90 [ 380.498518] ? do_try_to_free_pages+0x1290/0x1290 [ 380.503372] ? lock_acquire+0x1ed/0x520 [ 380.507346] ? set_page_refcounted+0x280/0x280 [ 380.511936] ? lock_release+0xa00/0xa00 [ 380.515906] ? _raw_spin_unlock_irq+0x60/0x80 [ 380.520416] ? psi_memstall_enter+0x240/0x2b0 [ 380.524907] ? psi_memstall_tick+0x230/0x230 [ 380.529342] __alloc_pages_slowpath+0xa48/0x2de0 [ 380.534136] ? warn_alloc+0x120/0x120 [ 380.537940] ? mark_held_locks+0x130/0x130 [ 380.542182] ? find_get_entry+0xaae/0x1120 [ 380.546421] ? filemap_map_pages+0x1a20/0x1a20 [ 380.551003] ? zap_class+0x640/0x640 [ 380.554718] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.560270] ? check_preemption_disabled+0x48/0x280 [ 380.565281] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.570828] ? should_fail+0x22d/0xd01 [ 380.574718] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 380.579814] ? zap_class+0x640/0x640 [ 380.583546] ? __lock_is_held+0xb5/0x140 [ 380.587609] ? mark_held_locks+0x130/0x130 [ 380.591846] ? lock_release+0xa00/0xa00 [ 380.595816] ? perf_trace_sched_process_exec+0x860/0x860 [ 380.601282] ? xa_load+0x2ba/0x460 [ 380.604836] ? lock_downgrade+0x900/0x900 [ 380.608987] ? __might_sleep+0x95/0x190 [ 380.612989] __alloc_pages_nodemask+0xad8/0xea0 [ 380.617674] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 380.622687] ? __page_cache_alloc+0x191/0x5c0 [ 380.627202] ? xa_load+0x2e1/0x460 [ 380.630751] ? xa_clear_mark+0x40/0x40 [ 380.634632] ? zap_class+0x640/0x640 [ 380.638353] ? zap_class+0x640/0x640 [ 380.642102] ? zap_class+0x640/0x640 [ 380.645821] ? __do_page_cache_readahead+0x663/0x810 [ 380.650941] ? find_held_lock+0x36/0x1c0 [ 380.655027] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 380.660581] alloc_pages_current+0x173/0x350 [ 380.665020] __page_cache_alloc+0x38c/0x5c0 [ 380.669336] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 380.674263] ? kasan_check_read+0x11/0x20 [ 380.678420] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 380.683692] ? generic_perform_write+0x6a0/0x6a0 [ 380.688456] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.693991] ? check_preemption_disabled+0x48/0x280 [ 380.699012] filemap_fault+0x1595/0x25f0 [ 380.703090] ? __lock_page_or_retry+0xa00/0xa00 [ 380.707781] ? mark_held_locks+0x130/0x130 [ 380.712025] ? filemap_map_pages+0xd6b/0x1a20 [ 380.716520] ? lock_downgrade+0x900/0x900 [ 380.720663] ? check_preemption_disabled+0x48/0x280 [ 380.725679] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 380.730618] ? kasan_check_read+0x11/0x20 [ 380.734768] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 380.740044] ? rcu_softirq_qs+0x20/0x20 [ 380.744033] ? filemap_map_pages+0xd92/0x1a20 [ 380.748548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.754120] ? find_get_entries_tag+0x1400/0x1400 [ 380.758970] ? __lock_acquire+0x62f/0x4c20 [ 380.763215] ? lock_acquire+0x1ed/0x520 [ 380.767192] ? ext4_filemap_fault+0x7a/0xad [ 380.771515] ? lock_release+0xa00/0xa00 [ 380.775502] ? perf_trace_sched_process_exec+0x860/0x860 [ 380.780981] ? print_usage_bug+0xc0/0xc0 [ 380.785045] ? print_usage_bug+0xc0/0xc0 [ 380.789110] ? down_read+0x8d/0x120 [ 380.792732] ? ext4_filemap_fault+0x7a/0xad [ 380.797046] ? __down_interruptible+0x700/0x700 [ 380.801718] ext4_filemap_fault+0x82/0xad [ 380.805866] __do_fault+0x100/0x6b0 [ 380.809507] ? pmd_devmap_trans_unstable+0x220/0x220 [ 380.814611] ? mark_held_locks+0x130/0x130 [ 380.818850] ? mark_held_locks+0x130/0x130 [ 380.823085] ? find_held_lock+0x36/0x1c0 [ 380.827148] ? find_held_lock+0x36/0x1c0 [ 380.831217] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.836776] __handle_mm_fault+0x3ea0/0x5be0 [ 380.841187] ? poll_select_copy_remaining+0x18c/0x6a0 [ 380.846382] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 380.851258] ? __might_fault+0x12b/0x1e0 [ 380.855319] ? lock_downgrade+0x900/0x900 [ 380.859489] ? zap_class+0x640/0x640 [ 380.863199] ? zap_class+0x640/0x640 [ 380.866924] ? find_held_lock+0x36/0x1c0 [ 380.870991] ? handle_mm_fault+0x42a/0xc70 [ 380.875227] ? lock_downgrade+0x900/0x900 [ 380.879384] ? check_preemption_disabled+0x48/0x280 [ 380.884400] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 380.889352] ? kasan_check_read+0x11/0x20 [ 380.893514] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 380.898789] ? rcu_softirq_qs+0x20/0x20 [ 380.902759] ? trace_hardirqs_off_caller+0x310/0x310 [ 380.907858] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.913413] ? check_preemption_disabled+0x48/0x280 [ 380.918435] handle_mm_fault+0x54f/0xc70 [ 380.922497] ? __handle_mm_fault+0x5be0/0x5be0 [ 380.927080] ? find_vma+0x34/0x190 [ 380.930643] __do_page_fault+0x5e8/0xe60 [ 380.934701] ? trace_hardirqs_off+0xb8/0x310 [ 380.939136] do_page_fault+0xf2/0x7e0 [ 380.942942] ? vmalloc_sync_all+0x30/0x30 [ 380.947087] ? error_entry+0x70/0xd0 [ 380.950798] ? trace_hardirqs_off_caller+0xbb/0x310 [ 380.955811] ? trace_hardirqs_on_caller+0xc0/0x310 [ 380.960770] ? syscall_return_slowpath+0x5e0/0x5e0 [ 380.965697] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 380.970534] ? trace_hardirqs_on_caller+0x310/0x310 [ 380.975542] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 380.980991] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 380.986001] ? prepare_exit_to_usermode+0x291/0x3b0 [ 380.991027] ? page_fault+0x8/0x30 [ 380.994566] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 380.999440] ? page_fault+0x8/0x30 [ 381.002986] page_fault+0x1e/0x30 [ 381.006435] RIP: 0033:0x7efe5ebdedd3 [ 381.010177] Code: Bad RIP value. [ 381.013568] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 381.018946] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 381.026214] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 381.033478] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 381.040754] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 381.048018] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 381.055306] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 381.055311] warn_alloc_show_mem: 1 callbacks suppressed [ 381.055318] Mem-Info: [ 381.062596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 381.067962] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 381.067962] active_file:14 inactive_file:10 isolated_file:0 [ 381.067962] unevictable:0 dirty:0 writeback:0 unstable:0 [ 381.067962] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 381.067962] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 381.067962] free:13762 free_pcp:570 free_cma:0 [ 381.070332] Call Trace: [ 381.079746] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 381.112586] [ 381.115155] 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 [ 381.143043] dump_stack+0x244/0x39d [ 381.145168] lowmem_reserve[]: 0 2818 6321 6321 [ 381.171274] ? dump_stack_print_info.cold.1+0x20/0x20 [ 381.174877] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 381.179473] warn_alloc.cold.116+0xb7/0x1bd [ 381.184657] lowmem_reserve[]: 0 0 3503 3503 [ 381.212336] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 381.216632] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 381.220949] ? lock_downgrade+0x900/0x900 [ 381.225762] lowmem_reserve[]: 0 0 0 0 [ 381.254725] ? trace_hardirqs_off+0xb8/0x310 [ 381.258840] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 381.262645] ? trace_hardirqs_off+0xb8/0x310 [ 381.267024] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 381.280544] __alloc_pages_slowpath+0x2651/0x2de0 [ 381.284968] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 381.300244] ? warn_alloc+0x120/0x120 [ 381.305048] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 381.320033] ? warn_alloc+0x120/0x120 [ 381.323811] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 381.332631] ? __lock_acquire+0x62f/0x4c20 [ 381.336405] 268 total pagecache pages [ 381.344969] ? warn_alloc+0x120/0x120 [ 381.349193] 0 pages in swap cache [ 381.352978] ? print_usage_bug+0xc0/0xc0 [ 381.356753] Swap cache stats: add 0, delete 0, find 0/0 [ 381.360210] ? print_usage_bug+0xc0/0xc0 [ 381.364246] Free swap = 0kB [ 381.369597] ? mark_held_locks+0x130/0x130 [ 381.373634] Total swap = 0kB [ 381.376647] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.380858] 1965979 pages RAM [ 381.383871] ? should_fail+0x22d/0xd01 [ 381.389413] 0 pages HighMem/MovableOnly [ 381.392513] ? zap_class+0x640/0x640 [ 381.396368] 342854 pages reserved [ 381.396376] 0 pages cma reserved [ 381.400345] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 381.404116] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 381.407489] ? __lock_acquire+0x62f/0x4c20 [ 381.410924] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 381.415976] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 381.422443] init cpuset=/ mems_allowed=0 [ 381.426666] ? should_fail+0x22d/0xd01 [ 381.449391] ? mark_held_locks+0x130/0x130 [ 381.453626] ? mark_held_locks+0x130/0x130 [ 381.457855] ? lock_downgrade+0x900/0x900 [ 381.462005] ? zap_class+0x640/0x640 [ 381.465717] ? zap_class+0x640/0x640 [ 381.469433] ? zap_class+0x640/0x640 [ 381.473141] ? do_raw_spin_unlock+0xa7/0x330 [ 381.477549] ? trace_hardirqs_on+0x310/0x310 [ 381.481978] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.487515] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.493056] ? check_preemption_disabled+0x48/0x280 [ 381.498084] ? __lock_is_held+0xb5/0x140 [ 381.502168] __alloc_pages_nodemask+0xad8/0xea0 [ 381.506840] ? zap_class+0x640/0x640 [ 381.510556] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 381.515591] ? find_held_lock+0x36/0x1c0 [ 381.519666] ? ____cache_alloc_node+0x1c7/0x1e0 [ 381.524347] ? lock_downgrade+0x900/0x900 [ 381.528501] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.534056] cache_grow_begin+0xa5/0x8c0 [ 381.538136] ? do_raw_spin_unlock+0xa7/0x330 [ 381.542547] fallback_alloc+0x204/0x2e0 [ 381.546543] ____cache_alloc_node+0x1c7/0x1e0 [ 381.551044] kmem_cache_alloc_node+0xe3/0x730 [ 381.555558] ? lockdep_hardirqs_on+0x296/0x5b0 [ 381.560148] __alloc_skb+0x119/0x770 [ 381.563859] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 381.569226] ? netdev_alloc_frag+0x1f0/0x1f0 [ 381.573641] ? vprintk_default+0x28/0x30 [ 381.577707] ? vprintk_func+0x85/0x181 [ 381.581594] ? printk+0xa7/0xcf [ 381.584871] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 381.589670] new_skb+0x26/0x1c0 [ 381.592952] aoecmd_cfg+0x279/0x7f0 [ 381.596580] ? find_held_lock+0x36/0x1c0 [ 381.600643] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 381.604992] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.610542] ? __lock_is_held+0xb5/0x140 [ 381.614613] discover_timer+0x50/0x60 [ 381.618411] call_timer_fn+0x272/0x920 [ 381.622310] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 381.627154] ? process_timeout+0x40/0x40 [ 381.631231] ? __run_timers+0x7da/0xc70 [ 381.635208] ? _raw_spin_unlock_irq+0x27/0x80 [ 381.639704] ? _raw_spin_unlock_irq+0x27/0x80 [ 381.644197] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 381.649039] ? lockdep_hardirqs_on+0x296/0x5b0 [ 381.653620] ? trace_hardirqs_on+0xbd/0x310 [ 381.657947] ? kasan_check_read+0x11/0x20 [ 381.662095] ? __run_timers+0x7da/0xc70 [ 381.666072] ? trace_hardirqs_off_caller+0x310/0x310 [ 381.671186] ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37 [ 381.676554] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 381.681406] __run_timers+0x7e5/0xc70 [ 381.685262] ? timer_fixup_init+0x70/0x70 [ 381.689414] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 381.694443] ? zap_class+0x640/0x640 [ 381.698159] ? enqueue_hrtimer+0x1a5/0x560 [ 381.702396] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 381.707596] ? find_held_lock+0x36/0x1c0 [ 381.711666] ? zap_class+0x640/0x640 [ 381.715393] ? pvclock_read_flags+0x160/0x160 [ 381.719893] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.725457] ? check_preemption_disabled+0x48/0x280 [ 381.730481] ? __lock_is_held+0xb5/0x140 [ 381.734539] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.740079] ? check_preemption_disabled+0x48/0x280 [ 381.745097] run_timer_softirq+0x52/0xb0 [ 381.749174] ? rcu_read_lock_sched_held+0x14f/0x180 [ 381.754197] __do_softirq+0x308/0xb7e [ 381.757999] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 381.762493] ? lock_downgrade+0x900/0x900 [ 381.766644] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 381.771753] ? pvclock_read_flags+0x160/0x160 [ 381.776246] ? lapic_next_event+0x5a/0x90 [ 381.780426] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.785965] ? kvm_clock_read+0x18/0x30 [ 381.789946] ? kvm_sched_clock_read+0x9/0x20 [ 381.794358] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.799896] ? check_preemption_disabled+0x48/0x280 [ 381.804936] irq_exit+0x17f/0x1c0 [ 381.808393] smp_apic_timer_interrupt+0x1cb/0x760 [ 381.813246] ? smp_reschedule_interrupt+0x109/0x650 [ 381.818261] ? smp_call_function_single_interrupt+0x650/0x650 [ 381.824180] ? interrupt_entry+0xb5/0xc0 [ 381.828244] ? trace_hardirqs_off_caller+0xbb/0x310 [ 381.833255] ? trace_hardirqs_off_caller+0xbb/0x310 [ 381.838286] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 381.843140] ? trace_hardirqs_on_caller+0x310/0x310 [ 381.848156] ? trace_hardirqs_on_caller+0x310/0x310 [ 381.853182] ? task_prio+0x50/0x50 [ 381.856719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.862252] ? check_preemption_disabled+0x48/0x280 [ 381.867268] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 381.872128] apic_timer_interrupt+0xf/0x20 [ 381.876349] [ 381.878587] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 381.883511] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 381.902405] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 381.910108] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 381.917369] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 381.924631] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 381.931893] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 381.939162] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 381.946461] skb_clone+0x1bb/0x500 [ 381.949998] ? finish_task_switch+0x663/0x910 [ 381.954518] ? skb_split+0x11e0/0x11e0 [ 381.958431] ? preempt_notifier_register+0x200/0x200 [ 381.963529] ? __switch_to_asm+0x34/0x70 [ 381.967587] ? __switch_to_asm+0x34/0x70 [ 381.971644] ? __switch_to_asm+0x40/0x70 [ 381.975700] ? __switch_to_asm+0x34/0x70 [ 381.979757] ? __switch_to_asm+0x40/0x70 [ 381.983813] ? __switch_to_asm+0x34/0x70 [ 381.987977] ? __switch_to_asm+0x40/0x70 [ 381.992031] ? __switch_to_asm+0x34/0x70 [ 381.996087] ? __switch_to_asm+0x34/0x70 [ 382.000148] ? __switch_to_asm+0x40/0x70 [ 382.004207] ? __switch_to_asm+0x34/0x70 [ 382.008290] bpf_clone_redirect+0xb9/0x490 [ 382.012537] ? __schedule+0x8d7/0x21d0 [ 382.016431] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 382.021497] ? __sched_text_start+0x8/0x8 [ 382.025645] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 382.030416] ? find_held_lock+0x36/0x1c0 [ 382.034492] ? lock_acquire+0x1ed/0x520 [ 382.038462] ? bpf_test_run+0x3cb/0x780 [ 382.042431] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.047969] ? check_preemption_disabled+0x48/0x280 [ 382.052984] ? kasan_check_read+0x11/0x20 [ 382.057134] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 382.062404] ? rcu_softirq_qs+0x20/0x20 [ 382.066377] ? preempt_schedule+0x4d/0x60 [ 382.070536] ? ___preempt_schedule+0x16/0x18 [ 382.074957] ? bpf_test_run+0x25d/0x780 [ 382.078950] ? netlink_diag_dump+0x2a0/0x2a0 [ 382.083359] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.088892] ? bpf_test_init.isra.10+0x70/0x100 [ 382.093583] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 382.098360] ? bpf_test_finish.isra.9+0x260/0x260 [ 382.103202] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 382.108738] ? fput+0x130/0x1a0 [ 382.112023] ? __bpf_prog_get+0x9b/0x290 [ 382.116101] ? bpf_test_finish.isra.9+0x260/0x260 [ 382.120957] ? bpf_prog_test_run+0x130/0x1a0 [ 382.125394] ? __x64_sys_bpf+0x3db/0x520 [ 382.129451] ? bpf_prog_get+0x20/0x20 [ 382.133316] ? do_syscall_64+0x1b9/0x820 [ 382.137403] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 382.142767] ? syscall_return_slowpath+0x5e0/0x5e0 [ 382.147700] ? trace_hardirqs_on_caller+0x310/0x310 [ 382.152719] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 382.157734] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 382.164404] ? __switch_to_asm+0x40/0x70 [ 382.168462] ? __switch_to_asm+0x34/0x70 [ 382.172541] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 382.177396] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 382.182779] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 382.182882] aoe: skb alloc failure [ 382.189034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 382.189042] Call Trace: [ 382.192649] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 382.201906] [ 382.204480] syz-executor2 cpuset=syz2 mems_allowed=0 [ 382.214984] dump_stack+0x244/0x39d [ 382.225817] ? dump_stack_print_info.cold.1+0x20/0x20 [ 382.231017] warn_alloc.cold.116+0xb7/0x1bd [ 382.235345] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 382.240206] ? lock_downgrade+0x900/0x900 [ 382.244396] ? trace_hardirqs_off+0xb8/0x310 [ 382.248813] ? trace_hardirqs_off+0xb8/0x310 [ 382.253229] __alloc_pages_slowpath+0x2651/0x2de0 [ 382.258099] ? warn_alloc+0x120/0x120 [ 382.261919] ? print_usage_bug+0xc0/0xc0 [ 382.266002] ? warn_alloc+0x120/0x120 [ 382.269822] ? warn_alloc+0x120/0x120 [ 382.273623] ? print_usage_bug+0xc0/0xc0 [ 382.277695] ? kvm_clock_read+0x18/0x30 [ 382.281755] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 382.286769] ? print_usage_bug+0xc0/0xc0 [ 382.290831] ? __lock_acquire+0x62f/0x4c20 [ 382.295087] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.300622] ? should_fail+0x22d/0xd01 [ 382.304508] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 382.309794] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 382.314900] ? __lock_acquire+0x62f/0x4c20 [ 382.319152] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 382.324267] ? __lock_acquire+0x62f/0x4c20 [ 382.328495] ? should_fail+0x22d/0xd01 [ 382.332377] ? rcu_irq_exit+0x1a2/0x390 [ 382.336379] ? mark_held_locks+0x130/0x130 [ 382.340621] ? mark_held_locks+0x130/0x130 [ 382.344859] ? mark_held_locks+0xc7/0x130 [ 382.349006] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 382.354032] ? zap_class+0x640/0x640 [ 382.357740] ? print_usage_bug+0xc0/0xc0 [ 382.361800] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.367349] ? check_preemption_disabled+0x48/0x280 [ 382.372369] ? __lock_is_held+0xb5/0x140 [ 382.376436] __alloc_pages_nodemask+0xad8/0xea0 [ 382.381116] ? zap_class+0x640/0x640 [ 382.384824] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 382.389843] ? find_held_lock+0x36/0x1c0 [ 382.393906] ? ____cache_alloc_node+0x1c7/0x1e0 [ 382.398596] ? lock_downgrade+0x900/0x900 [ 382.402742] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.408304] cache_grow_begin+0xa5/0x8c0 [ 382.412376] ? do_raw_spin_unlock+0xa7/0x330 [ 382.416785] fallback_alloc+0x204/0x2e0 [ 382.420760] ____cache_alloc_node+0x1c7/0x1e0 [ 382.425257] kmem_cache_alloc_node+0xe3/0x730 [ 382.429753] ? ipv6_get_ifaddr+0x42e/0x620 [ 382.433993] __alloc_skb+0x119/0x770 [ 382.437721] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 382.443012] ? netdev_alloc_frag+0x1f0/0x1f0 [ 382.447416] ? lock_downgrade+0x900/0x900 [ 382.451562] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.457103] ? refcount_sub_and_test_checked+0x203/0x310 [ 382.462566] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 382.468014] ? addrconf_rs_timer+0x690/0x690 [ 382.472460] ndisc_alloc_skb+0x144/0x340 [ 382.476525] ndisc_send_rs+0x331/0x6e0 [ 382.480433] addrconf_rs_timer+0x314/0x690 [ 382.484717] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.488957] call_timer_fn+0x272/0x920 [ 382.492837] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.497080] ? process_timeout+0x40/0x40 [ 382.501150] ? mark_held_locks+0xc7/0x130 [ 382.505362] ? _raw_spin_unlock_irq+0x27/0x80 [ 382.509868] ? _raw_spin_unlock_irq+0x27/0x80 [ 382.514380] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.518615] ? lockdep_hardirqs_on+0x296/0x5b0 [ 382.523207] ? trace_hardirqs_on+0xbd/0x310 [ 382.527531] ? kasan_check_read+0x11/0x20 [ 382.531671] ? __run_timers+0x7da/0xc70 [ 382.535646] ? trace_hardirqs_off_caller+0x310/0x310 [ 382.540752] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.544989] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.549221] __run_timers+0x7e5/0xc70 [ 382.553027] ? timer_fixup_init+0x70/0x70 [ 382.557179] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 382.562211] ? zap_class+0x640/0x640 [ 382.565936] ? print_usage_bug+0xc0/0xc0 [ 382.569994] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 382.575197] ? find_held_lock+0x36/0x1c0 [ 382.579264] ? zap_class+0x640/0x640 [ 382.582978] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.588515] ? check_preemption_disabled+0x48/0x280 [ 382.593539] ? __lock_is_held+0xb5/0x140 [ 382.597604] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.603143] ? check_preemption_disabled+0x48/0x280 [ 382.608166] run_timer_softirq+0x52/0xb0 [ 382.612237] ? rcu_read_lock_sched_held+0x14f/0x180 [ 382.617255] __do_softirq+0x308/0xb7e [ 382.621061] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 382.625553] ? lock_downgrade+0x900/0x900 [ 382.629711] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 382.634830] ? pvclock_read_flags+0x160/0x160 [ 382.639351] ? lapic_next_event+0x5a/0x90 [ 382.643505] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.649051] ? kvm_clock_read+0x18/0x30 [ 382.653025] ? kvm_sched_clock_read+0x9/0x20 [ 382.657490] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.663028] ? check_preemption_disabled+0x48/0x280 [ 382.668068] irq_exit+0x17f/0x1c0 [ 382.671540] smp_apic_timer_interrupt+0x1cb/0x760 [ 382.676381] ? smp_call_function_single_interrupt+0x650/0x650 [ 382.682263] ? interrupt_entry+0xb5/0xc0 [ 382.686329] ? trace_hardirqs_off_caller+0xbb/0x310 [ 382.691341] ? trace_hardirqs_off_caller+0xbb/0x310 [ 382.696362] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 382.701207] ? trace_hardirqs_on_caller+0x310/0x310 [ 382.706226] ? trace_hardirqs_on_caller+0x310/0x310 [ 382.711248] ? task_prio+0x50/0x50 [ 382.714792] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.720334] ? check_preemption_disabled+0x48/0x280 [ 382.725356] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 382.730226] apic_timer_interrupt+0xf/0x20 [ 382.734457] [ 382.736698] RIP: 0010:check_memory_region+0x117/0x1b0 [ 382.741892] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 382.760795] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 382.768517] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 382.775782] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 382.783047] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 382.790315] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 382.797595] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 382.804878] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 382.810188] kasan_check_read+0x11/0x20 [ 382.814186] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 382.819293] ? rcu_softirq_qs+0x20/0x20 [ 382.823298] rcu_is_watching+0x10/0x30 [ 382.827191] page_evictable+0x3c0/0x540 [ 382.831167] ? kswapd_stop+0x100/0x100 [ 382.835062] ? trace_hardirqs_off_caller+0x310/0x310 [ 382.840193] ? perf_trace_sched_process_exec+0x860/0x860 [ 382.845647] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.851206] ? check_preemption_disabled+0x48/0x280 [ 382.856241] shrink_active_list+0x869/0x1f00 [ 382.860663] ? mark_held_locks+0xc7/0x130 [ 382.864826] ? shrink_inactive_list+0x1c60/0x1c60 [ 382.869671] ? trace_hardirqs_on+0xbd/0x310 [ 382.874000] ? find_held_lock+0x36/0x1c0 [ 382.878064] ? shrink_inactive_list+0xa4a/0x1c60 [ 382.882857] ? trace_hardirqs_off_caller+0x310/0x310 [ 382.888001] ? zap_class+0x640/0x640 [ 382.891718] ? print_usage_bug+0xc0/0xc0 [ 382.895809] ? __page_frag_cache_drain+0x210/0x210 [ 382.900739] ? print_usage_bug+0xc0/0xc0 [ 382.904809] ? mark_held_locks+0xc7/0x130 [ 382.908982] ? find_held_lock+0x36/0x1c0 [ 382.913064] ? zap_class+0x640/0x640 [ 382.916778] ? mark_held_locks+0xc7/0x130 [ 382.920939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.926502] ? check_preemption_disabled+0x48/0x280 [ 382.931533] ? zap_class+0x640/0x640 [ 382.935249] ? __lock_is_held+0xb5/0x140 [ 382.939337] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.944957] ? check_preemption_disabled+0x48/0x280 [ 382.950040] ? __lock_is_held+0xb5/0x140 [ 382.954168] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 382.959224] ? inactive_list_is_low+0x305/0x880 [ 382.963925] ? lruvec_lru_size+0x450/0x450 [ 382.968172] ? kasan_check_read+0x11/0x20 [ 382.972344] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 382.977299] shrink_node_memcg+0x803/0x18f0 [ 382.981663] ? shrink_active_list+0x1f00/0x1f00 [ 382.986334] ? lock_downgrade+0x900/0x900 [ 382.990496] ? check_flush_dependency+0x410/0x410 [ 382.995345] ? kasan_check_read+0x11/0x20 [ 382.999496] ? do_raw_spin_unlock+0xa7/0x330 [ 383.003920] ? ___preempt_schedule+0x16/0x18 [ 383.008355] ? _raw_spin_unlock+0x3f/0x50 [ 383.012514] shrink_node+0x3bc/0x16b0 [ 383.016319] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 383.021625] ? shrink_node_memcg+0x18f0/0x18f0 [ 383.026206] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 383.030824] ? trace_hardirqs_on+0xbd/0x310 [ 383.035150] ? vmpressure+0x271/0x340 [ 383.038959] ? do_raw_spin_trylock+0x270/0x270 [ 383.043547] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 383.049087] ? __cpuset_node_allowed+0x19b/0x660 [ 383.053854] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 383.059924] ? vmpressure+0x1a2/0x340 [ 383.063751] do_try_to_free_pages+0x3e7/0x1290 [ 383.068339] ? zap_class+0x640/0x640 [ 383.072075] ? shrink_node+0x16b0/0x16b0 [ 383.076143] ? __lock_is_held+0xb5/0x140 [ 383.080230] try_to_free_pages+0x4d0/0xb90 [ 383.084479] ? do_try_to_free_pages+0x1290/0x1290 [ 383.089340] ? lock_acquire+0x1ed/0x520 [ 383.093318] ? set_page_refcounted+0x280/0x280 [ 383.097924] ? lock_release+0xa00/0xa00 [ 383.101905] ? _raw_spin_unlock_irq+0x60/0x80 [ 383.106446] ? psi_memstall_enter+0x240/0x2b0 [ 383.110953] ? psi_memstall_tick+0x230/0x230 [ 383.115382] __alloc_pages_slowpath+0xa48/0x2de0 [ 383.120410] ? warn_alloc+0x120/0x120 [ 383.124216] ? mark_held_locks+0x130/0x130 [ 383.128464] ? find_get_entry+0xaae/0x1120 [ 383.132727] ? filemap_map_pages+0x1a20/0x1a20 [ 383.137315] ? zap_class+0x640/0x640 [ 383.141040] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.146584] ? check_preemption_disabled+0x48/0x280 [ 383.151601] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.157138] ? should_fail+0x22d/0xd01 [ 383.161034] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 383.166140] ? zap_class+0x640/0x640 [ 383.169886] ? __lock_is_held+0xb5/0x140 [ 383.173967] ? mark_held_locks+0x130/0x130 [ 383.178209] ? lock_release+0xa00/0xa00 [ 383.182188] ? perf_trace_sched_process_exec+0x860/0x860 [ 383.187636] ? xa_load+0x2ba/0x460 [ 383.191183] ? lock_downgrade+0x900/0x900 [ 383.195339] ? __might_sleep+0x95/0x190 [ 383.199318] __alloc_pages_nodemask+0xad8/0xea0 [ 383.204001] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 383.209038] ? __page_cache_alloc+0x191/0x5c0 [ 383.213543] ? xa_load+0x2e1/0x460 [ 383.217127] ? xa_clear_mark+0x40/0x40 [ 383.221037] ? zap_class+0x640/0x640 [ 383.224761] ? zap_class+0x640/0x640 [ 383.228472] ? zap_class+0x640/0x640 [ 383.232206] ? __do_page_cache_readahead+0x663/0x810 [ 383.237315] ? find_held_lock+0x36/0x1c0 [ 383.241383] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 383.246937] alloc_pages_current+0x173/0x350 [ 383.251360] __page_cache_alloc+0x38c/0x5c0 [ 383.255685] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 383.260618] ? kasan_check_read+0x11/0x20 [ 383.264795] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 383.270093] ? generic_perform_write+0x6a0/0x6a0 [ 383.274880] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.280429] ? check_preemption_disabled+0x48/0x280 [ 383.285459] filemap_fault+0x1595/0x25f0 [ 383.289535] ? __lock_page_or_retry+0xa00/0xa00 [ 383.294216] ? mark_held_locks+0x130/0x130 [ 383.298460] ? filemap_map_pages+0xd6b/0x1a20 [ 383.302965] ? lock_downgrade+0x900/0x900 [ 383.307116] ? check_preemption_disabled+0x48/0x280 [ 383.312139] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 383.317074] ? kasan_check_read+0x11/0x20 [ 383.321220] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 383.326500] ? rcu_softirq_qs+0x20/0x20 [ 383.330492] ? filemap_map_pages+0xd92/0x1a20 [ 383.335041] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.340597] ? find_get_entries_tag+0x1400/0x1400 [ 383.345467] ? __lock_acquire+0x62f/0x4c20 [ 383.349720] ? lock_acquire+0x1ed/0x520 [ 383.353702] ? ext4_filemap_fault+0x7a/0xad [ 383.358040] ? lock_release+0xa00/0xa00 [ 383.362021] ? perf_trace_sched_process_exec+0x860/0x860 [ 383.367485] ? print_usage_bug+0xc0/0xc0 [ 383.371554] ? print_usage_bug+0xc0/0xc0 [ 383.375656] ? down_read+0x8d/0x120 [ 383.379284] ? ext4_filemap_fault+0x7a/0xad [ 383.383625] ? __down_interruptible+0x700/0x700 [ 383.388326] ext4_filemap_fault+0x82/0xad [ 383.392488] __do_fault+0x100/0x6b0 [ 383.396143] ? pmd_devmap_trans_unstable+0x220/0x220 [ 383.401264] ? mark_held_locks+0x130/0x130 [ 383.405521] ? mark_held_locks+0x130/0x130 [ 383.409774] ? find_held_lock+0x36/0x1c0 [ 383.413848] ? find_held_lock+0x36/0x1c0 [ 383.417922] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.423470] __handle_mm_fault+0x3ea0/0x5be0 [ 383.427878] ? poll_select_copy_remaining+0x18c/0x6a0 [ 383.433102] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 383.437956] ? __might_fault+0x12b/0x1e0 [ 383.442017] ? lock_downgrade+0x900/0x900 [ 383.446179] ? zap_class+0x640/0x640 [ 383.449924] ? zap_class+0x640/0x640 [ 383.453661] ? find_held_lock+0x36/0x1c0 [ 383.457729] ? handle_mm_fault+0x42a/0xc70 [ 383.461970] ? lock_downgrade+0x900/0x900 [ 383.466127] ? check_preemption_disabled+0x48/0x280 [ 383.471150] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 383.476107] ? kasan_check_read+0x11/0x20 [ 383.480259] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 383.485555] ? rcu_softirq_qs+0x20/0x20 [ 383.489535] ? trace_hardirqs_off_caller+0x310/0x310 [ 383.494651] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.500207] ? check_preemption_disabled+0x48/0x280 [ 383.505260] handle_mm_fault+0x54f/0xc70 [ 383.509339] ? __handle_mm_fault+0x5be0/0x5be0 [ 383.513946] ? find_vma+0x34/0x190 [ 383.517516] __do_page_fault+0x5e8/0xe60 [ 383.521582] ? trace_hardirqs_off+0xb8/0x310 [ 383.526022] do_page_fault+0xf2/0x7e0 [ 383.529827] ? vmalloc_sync_all+0x30/0x30 [ 383.533982] ? error_entry+0x70/0xd0 [ 383.537699] ? trace_hardirqs_off_caller+0xbb/0x310 [ 383.542714] ? trace_hardirqs_on_caller+0xc0/0x310 [ 383.547646] ? syscall_return_slowpath+0x5e0/0x5e0 [ 383.552575] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 383.557424] ? trace_hardirqs_on_caller+0x310/0x310 [ 383.562450] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 383.567922] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 383.572995] ? prepare_exit_to_usermode+0x291/0x3b0 [ 383.578028] ? page_fault+0x8/0x30 [ 383.581577] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 383.586433] ? page_fault+0x8/0x30 [ 383.589979] page_fault+0x1e/0x30 [ 383.593433] RIP: 0033:0x7efe5ebdedd3 [ 383.597170] Code: Bad RIP value. [ 383.600540] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 383.605907] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 383.613204] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 383.620484] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 383.627777] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 383.635056] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 383.642400] warn_alloc_show_mem: 1 callbacks suppressed [ 383.642413] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 383.642415] Mem-Info: [ 383.642452] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 383.642452] active_file:14 inactive_file:10 isolated_file:0 [ 383.642452] unevictable:0 dirty:0 writeback:0 unstable:0 [ 383.642452] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 383.642452] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 383.642452] free:13762 free_pcp:570 free_cma:0 [ 383.647810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 383.647826] Call Trace: [ 383.655153] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 383.657558] [ 383.690436] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 383.699796] dump_stack+0x244/0x39d [ 383.702366] lowmem_reserve[]: 0 2818 6321 6321 [ 383.729795] ? dump_stack_print_info.cold.1+0x20/0x20 [ 383.731936] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 383.758064] warn_alloc.cold.116+0xb7/0x1bd [ 383.761672] lowmem_reserve[]: 0 0 3503 3503 [ 383.766279] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 383.771454] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 383.799145] ? lock_downgrade+0x900/0x900 [ 383.803437] lowmem_reserve[]: 0 0 0 0 [ 383.807784] ? trace_hardirqs_off+0xb8/0x310 [ 383.812613] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 383.841603] ? trace_hardirqs_off+0xb8/0x310 [ 383.845722] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 383.849527] __alloc_pages_slowpath+0x2651/0x2de0 [ 383.853923] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 383.867492] ? warn_alloc+0x120/0x120 [ 383.871874] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 383.887140] ? warn_alloc+0x120/0x120 [ 383.891980] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 383.906997] ? warn_alloc+0x120/0x120 [ 383.910787] 268 total pagecache pages [ 383.919636] ? print_usage_bug+0xc0/0xc0 [ 383.923420] 0 pages in swap cache [ 383.932003] ? check_preemption_disabled+0x48/0x280 [ 383.935775] Swap cache stats: add 0, delete 0, find 0/0 [ 383.939566] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 383.939586] ? print_usage_bug+0xc0/0xc0 [ 383.943616] Free swap = 0kB [ 383.943625] Total swap = 0kB [ 383.947076] ? kasan_check_read+0x11/0x20 [ 383.947093] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 383.952093] 1965979 pages RAM [ 383.957458] ? rcu_softirq_qs+0x20/0x20 [ 383.961935] 0 pages HighMem/MovableOnly [ 383.966004] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.968985] 342854 pages reserved [ 383.968992] 0 pages cma reserved [ 383.972015] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.976205] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 383.981411] ? should_fail+0x22d/0xd01 [ 383.981430] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 383.981449] ? __lock_acquire+0x62f/0x4c20 [ 383.984604] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 383.988734] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 383.992689] init cpuset=/ mems_allowed=0 [ 383.998285] ? __lock_acquire+0x62f/0x4c20 [ 383.998304] ? should_fail+0x22d/0xd01 [ 384.057282] ? task_prio+0x50/0x50 [ 384.060880] ? mark_held_locks+0x130/0x130 [ 384.065170] ? mark_held_locks+0x130/0x130 [ 384.069439] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 384.074277] ? lockdep_hardirqs_on+0x296/0x5b0 [ 384.078886] ? retint_kernel+0x2d/0x2d [ 384.082802] ? zap_class+0x640/0x640 [ 384.086532] ? print_usage_bug+0xc0/0xc0 [ 384.090607] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 384.096076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.101638] ? check_preemption_disabled+0x48/0x280 [ 384.106703] ? __lock_is_held+0xb5/0x140 [ 384.110796] __alloc_pages_nodemask+0xad8/0xea0 [ 384.115490] ? zap_class+0x640/0x640 [ 384.119746] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 384.124829] ? find_held_lock+0x36/0x1c0 [ 384.128923] ? ____cache_alloc_node+0x1c7/0x1e0 [ 384.133620] ? lock_downgrade+0x900/0x900 [ 384.137785] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.143342] cache_grow_begin+0xa5/0x8c0 [ 384.147410] ? do_raw_spin_unlock+0xa7/0x330 [ 384.151837] fallback_alloc+0x204/0x2e0 [ 384.155831] ____cache_alloc_node+0x1c7/0x1e0 [ 384.160349] kmem_cache_alloc_node+0xe3/0x730 [ 384.164857] ? ipv6_get_ifaddr+0x42e/0x620 [ 384.169100] __alloc_skb+0x119/0x770 [ 384.172819] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 384.178122] ? netdev_alloc_frag+0x1f0/0x1f0 [ 384.182537] ? lock_downgrade+0x900/0x900 [ 384.186702] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.192247] ? refcount_sub_and_test_checked+0x203/0x310 [ 384.197722] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 384.203199] ? addrconf_rs_timer+0x690/0x690 [ 384.207625] ndisc_alloc_skb+0x144/0x340 [ 384.211716] ndisc_send_rs+0x331/0x6e0 [ 384.215616] addrconf_rs_timer+0x314/0x690 [ 384.219860] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.224126] call_timer_fn+0x272/0x920 [ 384.228020] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.232258] ? process_timeout+0x40/0x40 [ 384.236325] ? __run_timers+0x7da/0xc70 [ 384.240316] ? _raw_spin_unlock_irq+0x27/0x80 [ 384.244842] ? _raw_spin_unlock_irq+0x27/0x80 [ 384.249355] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.253594] ? lockdep_hardirqs_on+0x296/0x5b0 [ 384.258193] ? trace_hardirqs_on+0xbd/0x310 [ 384.262524] ? kasan_check_read+0x11/0x20 [ 384.266683] ? __run_timers+0x7da/0xc70 [ 384.270712] ? trace_hardirqs_off_caller+0x310/0x310 [ 384.275840] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 384.280704] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.284951] __run_timers+0x7e5/0xc70 [ 384.288776] ? timer_fixup_init+0x70/0x70 [ 384.292949] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 384.297984] ? zap_class+0x640/0x640 [ 384.301726] ? enqueue_hrtimer+0x1a5/0x560 [ 384.305991] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 384.311217] ? find_held_lock+0x36/0x1c0 [ 384.315335] ? zap_class+0x640/0x640 [ 384.319088] ? pvclock_read_flags+0x160/0x160 [ 384.323640] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.329199] ? check_preemption_disabled+0x48/0x280 [ 384.334241] ? __lock_is_held+0xb5/0x140 [ 384.338321] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.343891] ? check_preemption_disabled+0x48/0x280 [ 384.348971] run_timer_softirq+0x52/0xb0 [ 384.353056] ? rcu_read_lock_sched_held+0x14f/0x180 [ 384.358088] __do_softirq+0x308/0xb7e [ 384.361903] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 384.366426] ? lock_downgrade+0x900/0x900 [ 384.370601] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 384.375748] ? pvclock_read_flags+0x160/0x160 [ 384.380282] ? lapic_next_event+0x5a/0x90 [ 384.384458] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.390023] ? kvm_clock_read+0x18/0x30 [ 384.394020] ? kvm_sched_clock_read+0x9/0x20 [ 384.398449] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.404011] ? check_preemption_disabled+0x48/0x280 [ 384.409080] irq_exit+0x17f/0x1c0 [ 384.412559] smp_apic_timer_interrupt+0x1cb/0x760 [ 384.417410] ? smp_reschedule_interrupt+0x109/0x650 [ 384.422441] ? smp_call_function_single_interrupt+0x650/0x650 [ 384.428335] ? interrupt_entry+0xb5/0xc0 [ 384.432410] ? trace_hardirqs_off_caller+0xbb/0x310 [ 384.437444] ? trace_hardirqs_off_caller+0xbb/0x310 [ 384.442484] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 384.447348] ? trace_hardirqs_on_caller+0x310/0x310 [ 384.452388] ? trace_hardirqs_on_caller+0x310/0x310 [ 384.457447] ? task_prio+0x50/0x50 [ 384.461017] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.466583] ? check_preemption_disabled+0x48/0x280 [ 384.471632] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 384.476511] apic_timer_interrupt+0xf/0x20 [ 384.480755] [ 384.483007] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 384.487972] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 384.506906] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 384.514639] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 384.521936] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 384.529223] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 384.536510] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 384.543802] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 384.551135] skb_clone+0x1bb/0x500 [ 384.554703] ? finish_task_switch+0x663/0x910 [ 384.559221] ? skb_split+0x11e0/0x11e0 [ 384.563131] ? preempt_notifier_register+0x200/0x200 [ 384.568251] ? __switch_to_asm+0x34/0x70 [ 384.572346] ? __switch_to_asm+0x34/0x70 [ 384.576427] ? __switch_to_asm+0x40/0x70 [ 384.580508] ? __switch_to_asm+0x34/0x70 [ 384.584584] ? __switch_to_asm+0x40/0x70 [ 384.588663] ? __switch_to_asm+0x34/0x70 [ 384.592750] ? __switch_to_asm+0x40/0x70 [ 384.596828] ? __switch_to_asm+0x34/0x70 [ 384.600907] ? __switch_to_asm+0x34/0x70 [ 384.604985] ? __switch_to_asm+0x40/0x70 [ 384.609053] ? __switch_to_asm+0x34/0x70 [ 384.613133] bpf_clone_redirect+0xb9/0x490 [ 384.617399] ? __schedule+0x8d7/0x21d0 [ 384.621328] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 384.626360] ? __sched_text_start+0x8/0x8 [ 384.630527] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 384.635329] ? find_held_lock+0x36/0x1c0 [ 384.639413] ? lock_acquire+0x1ed/0x520 [ 384.643500] ? bpf_test_run+0x3cb/0x780 [ 384.647487] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.653033] ? check_preemption_disabled+0x48/0x280 [ 384.658060] ? kasan_check_read+0x11/0x20 [ 384.662210] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 384.667493] ? rcu_softirq_qs+0x20/0x20 [ 384.671474] ? preempt_schedule+0x4d/0x60 [ 384.675628] ? ___preempt_schedule+0x16/0x18 [ 384.680849] ? bpf_test_run+0x25d/0x780 [ 384.684843] ? netlink_diag_dump+0x2a0/0x2a0 [ 384.689259] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.694798] ? bpf_test_init.isra.10+0x70/0x100 [ 384.699480] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 384.704261] ? bpf_test_finish.isra.9+0x260/0x260 [ 384.709120] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 384.714672] ? fput+0x130/0x1a0 [ 384.717979] ? __bpf_prog_get+0x9b/0x290 [ 384.722062] ? bpf_test_finish.isra.9+0x260/0x260 [ 384.726934] ? bpf_prog_test_run+0x130/0x1a0 [ 384.731384] ? __x64_sys_bpf+0x3db/0x520 [ 384.735456] ? bpf_prog_get+0x20/0x20 [ 384.739291] ? do_syscall_64+0x1b9/0x820 [ 384.743359] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 384.748735] ? syscall_return_slowpath+0x5e0/0x5e0 [ 384.753679] ? trace_hardirqs_on_caller+0x310/0x310 [ 384.758706] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 384.763733] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 384.770405] ? __switch_to_asm+0x40/0x70 [ 384.774467] ? __switch_to_asm+0x34/0x70 [ 384.778537] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 384.783391] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 384.788780] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 384.788850] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 384.795033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 384.795038] Call Trace: [ 384.795045] [ 384.795066] dump_stack+0x244/0x39d [ 384.795084] ? dump_stack_print_info.cold.1+0x20/0x20 [ 384.801818] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 384.810980] warn_alloc.cold.116+0xb7/0x1bd [ 384.813538] syz-executor2 cpuset=syz2 mems_allowed=0 [ 384.815695] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 384.849207] ? lock_downgrade+0x900/0x900 [ 384.853372] ? trace_hardirqs_off+0xb8/0x310 [ 384.857811] ? trace_hardirqs_off+0xb8/0x310 [ 384.862259] __alloc_pages_slowpath+0x2651/0x2de0 [ 384.867138] ? warn_alloc+0x120/0x120 [ 384.870950] ? print_usage_bug+0xc0/0xc0 [ 384.875031] ? warn_alloc+0x120/0x120 [ 384.878858] ? warn_alloc+0x120/0x120 [ 384.882684] ? print_usage_bug+0xc0/0xc0 [ 384.886768] ? print_usage_bug+0xc0/0xc0 [ 384.890839] ? __lock_acquire+0x62f/0x4c20 [ 384.895115] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.900689] ? should_fail+0x22d/0xd01 [ 384.904582] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 384.909695] ? __lock_acquire+0x62f/0x4c20 [ 384.913947] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 384.919060] ? __lock_acquire+0x62f/0x4c20 [ 384.923299] ? should_fail+0x22d/0xd01 [ 384.927197] ? find_held_lock+0x36/0x1c0 [ 384.931284] ? mark_held_locks+0x130/0x130 [ 384.935540] ? mark_held_locks+0x130/0x130 [ 384.939778] ? zap_class+0x640/0x640 [ 384.943500] ? zap_class+0x640/0x640 [ 384.947221] ? print_usage_bug+0xc0/0xc0 [ 384.951282] ? do_raw_spin_unlock+0xa7/0x330 [ 384.955693] ? zap_class+0x640/0x640 [ 384.959426] ? print_usage_bug+0xc0/0xc0 [ 384.963493] ? wq_watchdog_touch+0x9c/0xfe [ 384.967738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.973278] ? check_preemption_disabled+0x48/0x280 [ 384.978317] ? __lock_is_held+0xb5/0x140 [ 384.982386] __alloc_pages_nodemask+0xad8/0xea0 [ 384.987054] ? zap_class+0x640/0x640 [ 384.990771] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 384.995797] ? find_held_lock+0x36/0x1c0 [ 384.999869] ? ____cache_alloc_node+0x1c7/0x1e0 [ 385.004543] ? lock_downgrade+0x900/0x900 [ 385.008729] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.014270] cache_grow_begin+0xa5/0x8c0 [ 385.018338] ? do_raw_spin_unlock+0xa7/0x330 [ 385.022754] fallback_alloc+0x204/0x2e0 [ 385.026754] ____cache_alloc_node+0x1c7/0x1e0 [ 385.031272] kmem_cache_alloc_node+0xe3/0x730 [ 385.035766] ? ipv6_get_ifaddr+0x42e/0x620 [ 385.040018] __alloc_skb+0x119/0x770 [ 385.043728] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 385.049014] ? netdev_alloc_frag+0x1f0/0x1f0 [ 385.053443] ? lock_downgrade+0x900/0x900 [ 385.057598] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.063153] ? refcount_sub_and_test_checked+0x203/0x310 [ 385.068614] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 385.074065] ? addrconf_rs_timer+0x690/0x690 [ 385.078491] ndisc_alloc_skb+0x144/0x340 [ 385.082556] ndisc_send_rs+0x331/0x6e0 [ 385.086451] addrconf_rs_timer+0x314/0x690 [ 385.090699] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.094952] call_timer_fn+0x272/0x920 [ 385.098841] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.103072] ? process_timeout+0x40/0x40 [ 385.107141] ? mark_held_locks+0xc7/0x130 [ 385.111293] ? _raw_spin_unlock_irq+0x27/0x80 [ 385.115788] ? _raw_spin_unlock_irq+0x27/0x80 [ 385.120536] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.124772] ? lockdep_hardirqs_on+0x296/0x5b0 [ 385.129407] ? trace_hardirqs_on+0xbd/0x310 [ 385.133728] ? kasan_check_read+0x11/0x20 [ 385.137876] ? __run_timers+0x7da/0xc70 [ 385.141852] ? trace_hardirqs_off_caller+0x310/0x310 [ 385.146979] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.151262] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.155499] __run_timers+0x7e5/0xc70 [ 385.159329] ? timer_fixup_init+0x70/0x70 [ 385.163482] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 385.168499] ? zap_class+0x640/0x640 [ 385.172215] ? print_usage_bug+0xc0/0xc0 [ 385.176297] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 385.181509] ? find_held_lock+0x36/0x1c0 [ 385.185578] ? zap_class+0x640/0x640 [ 385.189296] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.194848] ? check_preemption_disabled+0x48/0x280 [ 385.199872] ? __lock_is_held+0xb5/0x140 [ 385.203943] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.209480] ? check_preemption_disabled+0x48/0x280 [ 385.214518] run_timer_softirq+0x52/0xb0 [ 385.218594] ? rcu_read_lock_sched_held+0x14f/0x180 [ 385.223611] __do_softirq+0x308/0xb7e [ 385.227417] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 385.231908] ? lock_downgrade+0x900/0x900 [ 385.236070] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 385.241187] ? pvclock_read_flags+0x160/0x160 [ 385.245685] ? lapic_next_event+0x5a/0x90 [ 385.249834] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.255372] ? kvm_clock_read+0x18/0x30 [ 385.259359] ? kvm_sched_clock_read+0x9/0x20 [ 385.263769] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.269301] ? check_preemption_disabled+0x48/0x280 [ 385.274342] irq_exit+0x17f/0x1c0 [ 385.277795] smp_apic_timer_interrupt+0x1cb/0x760 [ 385.282637] ? smp_call_function_single_interrupt+0x650/0x650 [ 385.288517] ? interrupt_entry+0xb5/0xc0 [ 385.292589] ? trace_hardirqs_off_caller+0xbb/0x310 [ 385.297602] ? trace_hardirqs_off_caller+0xbb/0x310 [ 385.302617] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.307456] ? trace_hardirqs_on_caller+0x310/0x310 [ 385.312483] ? trace_hardirqs_on_caller+0x310/0x310 [ 385.317497] ? task_prio+0x50/0x50 [ 385.321040] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.326579] ? check_preemption_disabled+0x48/0x280 [ 385.331596] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.336443] apic_timer_interrupt+0xf/0x20 [ 385.340667] [ 385.342932] RIP: 0010:check_memory_region+0x117/0x1b0 [ 385.348143] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 385.367046] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 385.374752] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 385.382017] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 385.389282] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 385.396549] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 385.403812] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 385.411093] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 385.416382] kasan_check_read+0x11/0x20 [ 385.420358] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 385.425510] ? rcu_softirq_qs+0x20/0x20 [ 385.429511] rcu_is_watching+0x10/0x30 [ 385.433401] page_evictable+0x3c0/0x540 [ 385.437379] ? kswapd_stop+0x100/0x100 [ 385.441271] ? trace_hardirqs_off_caller+0x310/0x310 [ 385.446374] ? perf_trace_sched_process_exec+0x860/0x860 [ 385.451858] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.457412] ? check_preemption_disabled+0x48/0x280 [ 385.462434] shrink_active_list+0x869/0x1f00 [ 385.466851] ? mark_held_locks+0xc7/0x130 [ 385.471003] ? shrink_inactive_list+0x1c60/0x1c60 [ 385.475845] ? trace_hardirqs_on+0xbd/0x310 [ 385.480180] ? find_held_lock+0x36/0x1c0 [ 385.484237] ? shrink_inactive_list+0xa4a/0x1c60 [ 385.489008] ? trace_hardirqs_off_caller+0x310/0x310 [ 385.494111] ? zap_class+0x640/0x640 [ 385.497829] ? print_usage_bug+0xc0/0xc0 [ 385.501960] ? __page_frag_cache_drain+0x210/0x210 [ 385.506888] ? print_usage_bug+0xc0/0xc0 [ 385.510975] ? mark_held_locks+0xc7/0x130 [ 385.515131] ? find_held_lock+0x36/0x1c0 [ 385.519201] ? zap_class+0x640/0x640 [ 385.522927] ? mark_held_locks+0xc7/0x130 [ 385.527111] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.532652] ? check_preemption_disabled+0x48/0x280 [ 385.537675] ? zap_class+0x640/0x640 [ 385.541387] ? __lock_is_held+0xb5/0x140 [ 385.545451] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.551005] ? check_preemption_disabled+0x48/0x280 [ 385.556030] ? __lock_is_held+0xb5/0x140 [ 385.560112] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 385.565127] ? inactive_list_is_low+0x305/0x880 [ 385.569799] ? lruvec_lru_size+0x450/0x450 [ 385.574049] ? kasan_check_read+0x11/0x20 [ 385.578212] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 385.583151] shrink_node_memcg+0x803/0x18f0 [ 385.587493] ? shrink_active_list+0x1f00/0x1f00 [ 385.592169] ? lock_downgrade+0x900/0x900 [ 385.596334] ? check_flush_dependency+0x410/0x410 [ 385.601215] ? kasan_check_read+0x11/0x20 [ 385.605377] ? do_raw_spin_unlock+0xa7/0x330 [ 385.609790] ? ___preempt_schedule+0x16/0x18 [ 385.614205] ? _raw_spin_unlock+0x3f/0x50 [ 385.618358] shrink_node+0x3bc/0x16b0 [ 385.622159] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 385.627464] ? shrink_node_memcg+0x18f0/0x18f0 [ 385.632061] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 385.636644] ? trace_hardirqs_on+0xbd/0x310 [ 385.640968] ? vmpressure+0x271/0x340 [ 385.644779] ? do_raw_spin_trylock+0x270/0x270 [ 385.649396] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 385.654938] ? __cpuset_node_allowed+0x19b/0x660 [ 385.659700] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 385.665407] ? vmpressure+0x1a2/0x340 [ 385.669216] do_try_to_free_pages+0x3e7/0x1290 [ 385.673799] ? zap_class+0x640/0x640 [ 385.677545] ? shrink_node+0x16b0/0x16b0 [ 385.681606] ? __lock_is_held+0xb5/0x140 [ 385.685690] try_to_free_pages+0x4d0/0xb90 [ 385.689942] ? do_try_to_free_pages+0x1290/0x1290 [ 385.694822] ? lock_acquire+0x1ed/0x520 [ 385.698818] ? set_page_refcounted+0x280/0x280 [ 385.703401] ? lock_release+0xa00/0xa00 [ 385.707375] ? _raw_spin_unlock_irq+0x60/0x80 [ 385.711869] ? psi_memstall_enter+0x240/0x2b0 [ 385.716369] ? psi_memstall_tick+0x230/0x230 [ 385.720808] __alloc_pages_slowpath+0xa48/0x2de0 [ 385.725591] ? warn_alloc+0x120/0x120 [ 385.729390] ? mark_held_locks+0x130/0x130 [ 385.733630] ? find_get_entry+0xaae/0x1120 [ 385.737876] ? filemap_map_pages+0x1a20/0x1a20 [ 385.742480] ? zap_class+0x640/0x640 [ 385.746204] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.751743] ? check_preemption_disabled+0x48/0x280 [ 385.756758] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 385.762295] ? should_fail+0x22d/0xd01 [ 385.766193] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 385.771327] ? zap_class+0x640/0x640 [ 385.775066] ? __lock_is_held+0xb5/0x140 [ 385.779134] ? mark_held_locks+0x130/0x130 [ 385.783387] ? lock_release+0xa00/0xa00 [ 385.787362] ? perf_trace_sched_process_exec+0x860/0x860 [ 385.792828] ? xa_load+0x2ba/0x460 [ 385.796370] ? lock_downgrade+0x900/0x900 [ 385.800537] ? __might_sleep+0x95/0x190 [ 385.804517] __alloc_pages_nodemask+0xad8/0xea0 [ 385.809213] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 385.814232] ? __page_cache_alloc+0x191/0x5c0 [ 385.818727] ? xa_load+0x2e1/0x460 [ 385.822269] ? xa_clear_mark+0x40/0x40 [ 385.826156] ? zap_class+0x640/0x640 [ 385.829911] ? zap_class+0x640/0x640 [ 385.833664] ? zap_class+0x640/0x640 [ 385.837379] ? __do_page_cache_readahead+0x663/0x810 [ 385.842489] ? find_held_lock+0x36/0x1c0 [ 385.846585] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 385.852126] alloc_pages_current+0x173/0x350 [ 385.856541] __page_cache_alloc+0x38c/0x5c0 [ 385.860863] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 385.865791] ? kasan_check_read+0x11/0x20 [ 385.869945] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 385.875250] ? generic_perform_write+0x6a0/0x6a0 [ 385.880021] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 385.885578] ? check_preemption_disabled+0x48/0x280 [ 385.890611] filemap_fault+0x1595/0x25f0 [ 385.894686] ? __lock_page_or_retry+0xa00/0xa00 [ 385.899354] ? mark_held_locks+0x130/0x130 [ 385.903604] ? filemap_map_pages+0xd6b/0x1a20 [ 385.908108] ? lock_downgrade+0x900/0x900 [ 385.912253] ? check_preemption_disabled+0x48/0x280 [ 385.917273] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 385.922210] ? kasan_check_read+0x11/0x20 [ 385.926355] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 385.931627] ? rcu_softirq_qs+0x20/0x20 [ 385.935615] ? filemap_map_pages+0xd92/0x1a20 [ 385.940114] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.945653] ? find_get_entries_tag+0x1400/0x1400 [ 385.950514] ? __lock_acquire+0x62f/0x4c20 [ 385.954762] ? lock_acquire+0x1ed/0x520 [ 385.958731] ? ext4_filemap_fault+0x7a/0xad [ 385.963056] ? lock_release+0xa00/0xa00 [ 385.967031] ? perf_trace_sched_process_exec+0x860/0x860 [ 385.972482] ? print_usage_bug+0xc0/0xc0 [ 385.976553] ? print_usage_bug+0xc0/0xc0 [ 385.980622] ? down_read+0x8d/0x120 [ 385.984247] ? ext4_filemap_fault+0x7a/0xad [ 385.988803] ? __down_interruptible+0x700/0x700 [ 385.993479] ext4_filemap_fault+0x82/0xad [ 385.997634] __do_fault+0x100/0x6b0 [ 386.001279] ? pmd_devmap_trans_unstable+0x220/0x220 [ 386.006384] ? mark_held_locks+0x130/0x130 [ 386.010623] ? mark_held_locks+0x130/0x130 [ 386.014857] ? find_held_lock+0x36/0x1c0 [ 386.018933] ? find_held_lock+0x36/0x1c0 [ 386.023005] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.028549] __handle_mm_fault+0x3ea0/0x5be0 [ 386.032975] ? poll_select_copy_remaining+0x18c/0x6a0 [ 386.038179] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 386.043063] ? __might_fault+0x12b/0x1e0 [ 386.047145] ? lock_downgrade+0x900/0x900 [ 386.051319] ? zap_class+0x640/0x640 [ 386.055029] ? zap_class+0x640/0x640 [ 386.058751] ? find_held_lock+0x36/0x1c0 [ 386.062823] ? handle_mm_fault+0x42a/0xc70 [ 386.067060] ? lock_downgrade+0x900/0x900 [ 386.071215] ? check_preemption_disabled+0x48/0x280 [ 386.076254] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 386.081194] ? kasan_check_read+0x11/0x20 [ 386.085343] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 386.090618] ? rcu_softirq_qs+0x20/0x20 [ 386.094604] ? trace_hardirqs_off_caller+0x310/0x310 [ 386.099726] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.105268] ? check_preemption_disabled+0x48/0x280 [ 386.110293] handle_mm_fault+0x54f/0xc70 [ 386.114360] ? __handle_mm_fault+0x5be0/0x5be0 [ 386.119013] ? find_vma+0x34/0x190 [ 386.122577] __do_page_fault+0x5e8/0xe60 [ 386.126650] ? trace_hardirqs_off+0xb8/0x310 [ 386.131088] do_page_fault+0xf2/0x7e0 [ 386.134884] ? vmalloc_sync_all+0x30/0x30 [ 386.139053] ? error_entry+0x70/0xd0 [ 386.142771] ? trace_hardirqs_off_caller+0xbb/0x310 [ 386.147788] ? trace_hardirqs_on_caller+0xc0/0x310 [ 386.152718] ? syscall_return_slowpath+0x5e0/0x5e0 [ 386.157647] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 386.162488] ? trace_hardirqs_on_caller+0x310/0x310 [ 386.167503] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 386.172969] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 386.177986] ? prepare_exit_to_usermode+0x291/0x3b0 [ 386.183013] ? page_fault+0x8/0x30 [ 386.186566] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 386.191415] ? page_fault+0x8/0x30 [ 386.194972] page_fault+0x1e/0x30 [ 386.198424] RIP: 0033:0x7efe5ebdedd3 [ 386.202145] Code: Bad RIP value. [ 386.205513] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 386.210878] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 386.218142] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 386.225432] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 386.232697] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 386.239960] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 386.247311] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 386.247316] warn_alloc_show_mem: 1 callbacks suppressed [ 386.247323] Mem-Info: [ 386.254592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 386.259970] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 386.259970] active_file:14 inactive_file:10 isolated_file:0 [ 386.259970] unevictable:0 dirty:0 writeback:0 unstable:0 [ 386.259970] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 386.259970] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 386.259970] free:13762 free_pcp:570 free_cma:0 [ 386.262344] Call Trace: [ 386.271706] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 386.271739] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 386.304600] [ 386.307163] lowmem_reserve[]: 0 2818 6321 6321 [ 386.334568] dump_stack+0x244/0x39d [ 386.360645] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 386.362796] ? dump_stack_print_info.cold.1+0x20/0x20 [ 386.367354] lowmem_reserve[]: 0 0 3503 3503 [ 386.370984] warn_alloc.cold.116+0xb7/0x1bd [ 386.398620] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 386.403805] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 386.408100] lowmem_reserve[]: 0 0 0 0 [ 386.412434] ? lock_downgrade+0x900/0x900 [ 386.441378] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 386.446234] ? trace_hardirqs_off+0xb8/0x310 [ 386.450003] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 386.454145] ? trace_hardirqs_off+0xb8/0x310 [ 386.467636] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 386.472037] __alloc_pages_slowpath+0x2651/0x2de0 [ 386.487291] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 386.491713] ? warn_alloc+0x120/0x120 [ 386.506675] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 386.506680] 268 total pagecache pages [ 386.506696] 0 pages in swap cache [ 386.511536] ? warn_alloc+0x120/0x120 [ 386.520347] Swap cache stats: add 0, delete 0, find 0/0 [ 386.524137] ? zap_class+0x640/0x640 [ 386.532681] Free swap = 0kB [ 386.532690] Total swap = 0kB [ 386.536480] ? warn_alloc+0x120/0x120 [ 386.539909] 1965979 pages RAM [ 386.543712] ? print_usage_bug+0xc0/0xc0 [ 386.549049] 0 pages HighMem/MovableOnly [ 386.552752] ? print_usage_bug+0xc0/0xc0 [ 386.555743] 342854 pages reserved [ 386.558766] ? __lock_is_held+0xb5/0x140 [ 386.562539] 0 pages cma reserved [ 386.565638] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.569729] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 386.573639] ? should_fail+0x22d/0xd01 [ 386.573657] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 386.573673] ? __lock_acquire+0x62f/0x4c20 [ 386.577783] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 386.581159] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 386.585196] init cpuset=/ mems_allowed=0 [ 386.588557] ? __lock_acquire+0x62f/0x4c20 [ 386.636816] ? should_fail+0x22d/0xd01 [ 386.640719] ? mark_held_locks+0x130/0x130 [ 386.644959] ? mark_held_locks+0x130/0x130 [ 386.649199] ? __enqueue_entity+0x10d/0x1f0 [ 386.653546] ? zap_class+0x640/0x640 [ 386.657260] ? print_usage_bug+0xc0/0xc0 [ 386.661321] ? __lock_acquire+0x62f/0x4c20 [ 386.665558] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.671100] ? check_preemption_disabled+0x48/0x280 [ 386.676129] ? __lock_is_held+0xb5/0x140 [ 386.680198] __alloc_pages_nodemask+0xad8/0xea0 [ 386.684864] ? zap_class+0x640/0x640 [ 386.688579] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 386.693604] ? find_held_lock+0x36/0x1c0 [ 386.697687] ? ____cache_alloc_node+0x1c7/0x1e0 [ 386.702361] ? lock_downgrade+0x900/0x900 [ 386.706516] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.712064] cache_grow_begin+0xa5/0x8c0 [ 386.716150] ? do_raw_spin_unlock+0xa7/0x330 [ 386.720580] fallback_alloc+0x204/0x2e0 [ 386.724560] ____cache_alloc_node+0x1c7/0x1e0 [ 386.729064] kmem_cache_alloc_node+0xe3/0x730 [ 386.733560] ? ipv6_get_ifaddr+0x42e/0x620 [ 386.737806] __alloc_skb+0x119/0x770 [ 386.741533] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 386.746817] ? netdev_alloc_frag+0x1f0/0x1f0 [ 386.751226] ? lock_downgrade+0x900/0x900 [ 386.755382] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.760928] ? refcount_sub_and_test_checked+0x203/0x310 [ 386.766389] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 386.771840] ? addrconf_rs_timer+0x690/0x690 [ 386.776255] ndisc_alloc_skb+0x144/0x340 [ 386.780322] ndisc_send_rs+0x331/0x6e0 [ 386.784216] addrconf_rs_timer+0x314/0x690 [ 386.788475] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.792722] call_timer_fn+0x272/0x920 [ 386.796621] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.800857] ? process_timeout+0x40/0x40 [ 386.804963] ? __run_timers+0x7da/0xc70 [ 386.808949] ? _raw_spin_unlock_irq+0x27/0x80 [ 386.813444] ? _raw_spin_unlock_irq+0x27/0x80 [ 386.817939] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.822180] ? lockdep_hardirqs_on+0x296/0x5b0 [ 386.826767] ? trace_hardirqs_on+0xbd/0x310 [ 386.831085] ? kasan_check_read+0x11/0x20 [ 386.835227] ? __run_timers+0x7da/0xc70 [ 386.839216] ? trace_hardirqs_off_caller+0x310/0x310 [ 386.844358] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.848602] __run_timers+0x7e5/0xc70 [ 386.852412] ? timer_fixup_init+0x70/0x70 [ 386.856560] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 386.861605] ? zap_class+0x640/0x640 [ 386.865355] ? enqueue_hrtimer+0x1a5/0x560 [ 386.869595] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 386.874790] ? find_held_lock+0x36/0x1c0 [ 386.878879] ? zap_class+0x640/0x640 [ 386.882610] ? pvclock_read_flags+0x160/0x160 [ 386.887109] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.892647] ? check_preemption_disabled+0x48/0x280 [ 386.897707] ? __lock_is_held+0xb5/0x140 [ 386.901798] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.907332] ? check_preemption_disabled+0x48/0x280 [ 386.912353] run_timer_softirq+0x52/0xb0 [ 386.916418] ? rcu_read_lock_sched_held+0x14f/0x180 [ 386.921447] __do_softirq+0x308/0xb7e [ 386.925254] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 386.929749] ? lock_downgrade+0x900/0x900 [ 386.933925] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 386.939037] ? pvclock_read_flags+0x160/0x160 [ 386.943651] ? lapic_next_event+0x5a/0x90 [ 386.947822] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.953380] ? kvm_clock_read+0x18/0x30 [ 386.957358] ? kvm_sched_clock_read+0x9/0x20 [ 386.961770] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.967309] ? check_preemption_disabled+0x48/0x280 [ 386.972333] irq_exit+0x17f/0x1c0 [ 386.975790] smp_apic_timer_interrupt+0x1cb/0x760 [ 386.980631] ? smp_reschedule_interrupt+0x109/0x650 [ 386.985651] ? smp_call_function_single_interrupt+0x650/0x650 [ 386.991566] ? interrupt_entry+0xb5/0xc0 [ 386.995647] ? trace_hardirqs_off_caller+0xbb/0x310 [ 387.000666] ? trace_hardirqs_off_caller+0xbb/0x310 [ 387.005695] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 387.010572] ? trace_hardirqs_on_caller+0x310/0x310 [ 387.015588] ? trace_hardirqs_on_caller+0x310/0x310 [ 387.020607] ? task_prio+0x50/0x50 [ 387.024166] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.029707] ? check_preemption_disabled+0x48/0x280 [ 387.034731] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 387.039584] apic_timer_interrupt+0xf/0x20 [ 387.043815] [ 387.046056] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 387.050987] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 387.069902] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 387.077637] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 387.084902] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 387.092177] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 387.099563] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 387.106828] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 387.114144] skb_clone+0x1bb/0x500 [ 387.118141] ? finish_task_switch+0x663/0x910 [ 387.122638] ? skb_split+0x11e0/0x11e0 [ 387.126534] ? preempt_notifier_register+0x200/0x200 [ 387.131639] ? __switch_to_asm+0x34/0x70 [ 387.135704] ? __switch_to_asm+0x34/0x70 [ 387.139763] ? __switch_to_asm+0x40/0x70 [ 387.143820] ? __switch_to_asm+0x34/0x70 [ 387.147878] ? __switch_to_asm+0x40/0x70 [ 387.151942] ? __switch_to_asm+0x34/0x70 [ 387.156433] ? __switch_to_asm+0x40/0x70 [ 387.160505] ? __switch_to_asm+0x34/0x70 [ 387.164583] ? __switch_to_asm+0x34/0x70 [ 387.168645] ? __switch_to_asm+0x40/0x70 [ 387.172753] ? __switch_to_asm+0x34/0x70 [ 387.176819] bpf_clone_redirect+0xb9/0x490 [ 387.181059] ? __schedule+0x8d7/0x21d0 [ 387.184961] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 387.189979] ? __sched_text_start+0x8/0x8 [ 387.194176] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 387.198980] ? find_held_lock+0x36/0x1c0 [ 387.203064] ? lock_acquire+0x1ed/0x520 [ 387.207068] ? bpf_test_run+0x3cb/0x780 [ 387.211048] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.216590] ? check_preemption_disabled+0x48/0x280 [ 387.221615] ? kasan_check_read+0x11/0x20 [ 387.225777] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 387.231053] ? rcu_softirq_qs+0x20/0x20 [ 387.235041] ? preempt_schedule+0x4d/0x60 [ 387.239241] ? ___preempt_schedule+0x16/0x18 [ 387.243657] ? bpf_test_run+0x25d/0x780 [ 387.247649] ? netlink_diag_dump+0x2a0/0x2a0 [ 387.252060] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.257604] ? bpf_test_init.isra.10+0x70/0x100 [ 387.262280] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 387.267047] ? bpf_test_finish.isra.9+0x260/0x260 [ 387.271905] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 387.277465] ? fput+0x130/0x1a0 [ 387.280748] ? __bpf_prog_get+0x9b/0x290 [ 387.284817] ? bpf_test_finish.isra.9+0x260/0x260 [ 387.289657] ? bpf_prog_test_run+0x130/0x1a0 [ 387.294072] ? __x64_sys_bpf+0x3db/0x520 [ 387.298135] ? bpf_prog_get+0x20/0x20 [ 387.301963] ? do_syscall_64+0x1b9/0x820 [ 387.306022] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 387.311389] ? syscall_return_slowpath+0x5e0/0x5e0 [ 387.316323] ? trace_hardirqs_on_caller+0x310/0x310 [ 387.321338] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 387.326368] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 387.333032] ? __switch_to_asm+0x40/0x70 [ 387.337092] ? __switch_to_asm+0x34/0x70 [ 387.341163] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 387.346011] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 387.351388] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 387.351456] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 387.357634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 387.357642] Call Trace: [ 387.364210] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 387.373465] [ 387.376051] syz-executor2 cpuset=syz2 mems_allowed=0 [ 387.386544] dump_stack+0x244/0x39d [ 387.397377] ? dump_stack_print_info.cold.1+0x20/0x20 [ 387.402578] warn_alloc.cold.116+0xb7/0x1bd [ 387.406905] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 387.411759] ? lock_downgrade+0x900/0x900 [ 387.415927] ? trace_hardirqs_off+0xb8/0x310 [ 387.420342] ? trace_hardirqs_off+0xb8/0x310 [ 387.424759] __alloc_pages_slowpath+0x2651/0x2de0 [ 387.429631] ? warn_alloc+0x120/0x120 [ 387.433437] ? print_usage_bug+0xc0/0xc0 [ 387.437501] ? warn_alloc+0x120/0x120 [ 387.441307] ? warn_alloc+0x120/0x120 [ 387.445122] ? print_usage_bug+0xc0/0xc0 [ 387.449195] ? print_usage_bug+0xc0/0xc0 [ 387.453308] ? __lock_acquire+0x62f/0x4c20 [ 387.457549] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.463087] ? should_fail+0x22d/0xd01 [ 387.466979] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 387.472083] ? __lock_acquire+0x62f/0x4c20 [ 387.476325] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 387.481444] ? __lock_acquire+0x62f/0x4c20 [ 387.485678] ? should_fail+0x22d/0xd01 [ 387.489562] ? find_held_lock+0x36/0x1c0 [ 387.493647] ? mark_held_locks+0x130/0x130 [ 387.497903] ? mark_held_locks+0x130/0x130 [ 387.502174] ? zap_class+0x640/0x640 [ 387.505893] ? zap_class+0x640/0x640 [ 387.509648] ? print_usage_bug+0xc0/0xc0 [ 387.513704] ? do_raw_spin_unlock+0xa7/0x330 [ 387.518115] ? zap_class+0x640/0x640 [ 387.521825] ? print_usage_bug+0xc0/0xc0 [ 387.525885] ? wq_watchdog_touch+0x9c/0xfe [ 387.530132] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.535681] ? check_preemption_disabled+0x48/0x280 [ 387.540704] ? __lock_is_held+0xb5/0x140 [ 387.544773] __alloc_pages_nodemask+0xad8/0xea0 [ 387.549440] ? zap_class+0x640/0x640 [ 387.553158] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 387.558200] ? find_held_lock+0x36/0x1c0 [ 387.562302] ? ____cache_alloc_node+0x1c7/0x1e0 [ 387.566969] ? lock_downgrade+0x900/0x900 [ 387.571124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.576670] cache_grow_begin+0xa5/0x8c0 [ 387.580730] ? do_raw_spin_unlock+0xa7/0x330 [ 387.585144] fallback_alloc+0x204/0x2e0 [ 387.589132] ____cache_alloc_node+0x1c7/0x1e0 [ 387.593630] kmem_cache_alloc_node+0xe3/0x730 [ 387.598125] ? ipv6_get_ifaddr+0x42e/0x620 [ 387.602368] __alloc_skb+0x119/0x770 [ 387.606096] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 387.611375] ? netdev_alloc_frag+0x1f0/0x1f0 [ 387.615782] ? lock_downgrade+0x900/0x900 [ 387.619948] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.625487] ? refcount_sub_and_test_checked+0x203/0x310 [ 387.630962] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 387.636432] ? addrconf_rs_timer+0x690/0x690 [ 387.640855] ndisc_alloc_skb+0x144/0x340 [ 387.644949] ndisc_send_rs+0x331/0x6e0 [ 387.648861] addrconf_rs_timer+0x314/0x690 [ 387.653118] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.657365] call_timer_fn+0x272/0x920 [ 387.661268] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.665502] ? process_timeout+0x40/0x40 [ 387.669570] ? mark_held_locks+0xc7/0x130 [ 387.673721] ? _raw_spin_unlock_irq+0x27/0x80 [ 387.678209] ? _raw_spin_unlock_irq+0x27/0x80 [ 387.682695] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.686936] ? lockdep_hardirqs_on+0x296/0x5b0 [ 387.691521] ? trace_hardirqs_on+0xbd/0x310 [ 387.695840] ? kasan_check_read+0x11/0x20 [ 387.699987] ? __run_timers+0x7da/0xc70 [ 387.703964] ? trace_hardirqs_off_caller+0x310/0x310 [ 387.709087] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.713331] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.717564] __run_timers+0x7e5/0xc70 [ 387.721378] ? timer_fixup_init+0x70/0x70 [ 387.725531] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 387.730547] ? zap_class+0x640/0x640 [ 387.734264] ? print_usage_bug+0xc0/0xc0 [ 387.738330] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 387.743525] ? find_held_lock+0x36/0x1c0 [ 387.747594] ? zap_class+0x640/0x640 [ 387.751312] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.756851] ? check_preemption_disabled+0x48/0x280 [ 387.761874] ? __lock_is_held+0xb5/0x140 [ 387.765941] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.771479] ? check_preemption_disabled+0x48/0x280 [ 387.776500] run_timer_softirq+0x52/0xb0 [ 387.780562] ? rcu_read_lock_sched_held+0x14f/0x180 [ 387.785579] __do_softirq+0x308/0xb7e [ 387.789385] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 387.793882] ? lock_downgrade+0x900/0x900 [ 387.798035] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 387.803148] ? pvclock_read_flags+0x160/0x160 [ 387.807645] ? lapic_next_event+0x5a/0x90 [ 387.811812] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.817389] ? kvm_clock_read+0x18/0x30 [ 387.821361] ? kvm_sched_clock_read+0x9/0x20 [ 387.825775] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.831324] ? check_preemption_disabled+0x48/0x280 [ 387.836354] irq_exit+0x17f/0x1c0 [ 387.839807] smp_apic_timer_interrupt+0x1cb/0x760 [ 387.844654] ? smp_call_function_single_interrupt+0x650/0x650 [ 387.850538] ? interrupt_entry+0xb5/0xc0 [ 387.854599] ? trace_hardirqs_off_caller+0xbb/0x310 [ 387.859612] ? trace_hardirqs_off_caller+0xbb/0x310 [ 387.864655] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 387.869498] ? trace_hardirqs_on_caller+0x310/0x310 [ 387.874517] ? trace_hardirqs_on_caller+0x310/0x310 [ 387.879535] ? task_prio+0x50/0x50 [ 387.883076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.888612] ? check_preemption_disabled+0x48/0x280 [ 387.893632] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 387.898479] apic_timer_interrupt+0xf/0x20 [ 387.902721] [ 387.904977] RIP: 0010:check_memory_region+0x117/0x1b0 [ 387.910171] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 387.929076] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 387.936779] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 387.944047] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 387.951331] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 387.958598] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 387.965863] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 387.973143] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 387.978433] kasan_check_read+0x11/0x20 [ 387.982418] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 387.987763] ? rcu_softirq_qs+0x20/0x20 [ 387.991742] rcu_is_watching+0x10/0x30 [ 387.995625] page_evictable+0x3c0/0x540 [ 387.999596] ? kswapd_stop+0x100/0x100 [ 388.003488] ? trace_hardirqs_off_caller+0x310/0x310 [ 388.008592] ? perf_trace_sched_process_exec+0x860/0x860 [ 388.014043] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.019580] ? check_preemption_disabled+0x48/0x280 [ 388.024608] shrink_active_list+0x869/0x1f00 [ 388.029024] ? mark_held_locks+0xc7/0x130 [ 388.033182] ? shrink_inactive_list+0x1c60/0x1c60 [ 388.038042] ? trace_hardirqs_on+0xbd/0x310 [ 388.042361] ? find_held_lock+0x36/0x1c0 [ 388.046419] ? shrink_inactive_list+0xa4a/0x1c60 [ 388.051175] ? trace_hardirqs_off_caller+0x310/0x310 [ 388.056297] ? zap_class+0x640/0x640 [ 388.060033] ? print_usage_bug+0xc0/0xc0 [ 388.064111] ? __page_frag_cache_drain+0x210/0x210 [ 388.069040] ? print_usage_bug+0xc0/0xc0 [ 388.073107] ? mark_held_locks+0xc7/0x130 [ 388.077261] ? find_held_lock+0x36/0x1c0 [ 388.081326] ? zap_class+0x640/0x640 [ 388.085041] ? mark_held_locks+0xc7/0x130 [ 388.089249] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.094797] ? check_preemption_disabled+0x48/0x280 [ 388.099825] ? zap_class+0x640/0x640 [ 388.103541] ? __lock_is_held+0xb5/0x140 [ 388.107615] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.113151] ? check_preemption_disabled+0x48/0x280 [ 388.118193] ? __lock_is_held+0xb5/0x140 [ 388.122269] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 388.127286] ? inactive_list_is_low+0x305/0x880 [ 388.131963] ? lruvec_lru_size+0x450/0x450 [ 388.136229] ? kasan_check_read+0x11/0x20 [ 388.140390] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 388.145330] shrink_node_memcg+0x803/0x18f0 [ 388.149682] ? shrink_active_list+0x1f00/0x1f00 [ 388.154372] ? lock_downgrade+0x900/0x900 [ 388.158520] ? check_flush_dependency+0x410/0x410 [ 388.163379] ? kasan_check_read+0x11/0x20 [ 388.167525] ? do_raw_spin_unlock+0xa7/0x330 [ 388.171943] ? ___preempt_schedule+0x16/0x18 [ 388.176362] ? _raw_spin_unlock+0x3f/0x50 [ 388.180517] shrink_node+0x3bc/0x16b0 [ 388.184316] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 388.189642] ? shrink_node_memcg+0x18f0/0x18f0 [ 388.194221] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 388.198807] ? trace_hardirqs_on+0xbd/0x310 [ 388.203130] ? vmpressure+0x271/0x340 [ 388.206938] ? do_raw_spin_trylock+0x270/0x270 [ 388.211522] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 388.217053] ? __cpuset_node_allowed+0x19b/0x660 [ 388.221813] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 388.227520] ? vmpressure+0x1a2/0x340 [ 388.231324] do_try_to_free_pages+0x3e7/0x1290 [ 388.235900] ? zap_class+0x640/0x640 [ 388.239646] ? shrink_node+0x16b0/0x16b0 [ 388.243705] ? __lock_is_held+0xb5/0x140 [ 388.247771] try_to_free_pages+0x4d0/0xb90 [ 388.252006] ? do_try_to_free_pages+0x1290/0x1290 [ 388.256850] ? lock_acquire+0x1ed/0x520 [ 388.260820] ? set_page_refcounted+0x280/0x280 [ 388.265408] ? lock_release+0xa00/0xa00 [ 388.269379] ? _raw_spin_unlock_irq+0x60/0x80 [ 388.273870] ? psi_memstall_enter+0x240/0x2b0 [ 388.278365] ? psi_memstall_tick+0x230/0x230 [ 388.282780] __alloc_pages_slowpath+0xa48/0x2de0 [ 388.287576] ? warn_alloc+0x120/0x120 [ 388.291392] ? mark_held_locks+0x130/0x130 [ 388.295628] ? find_get_entry+0xaae/0x1120 [ 388.299875] ? filemap_map_pages+0x1a20/0x1a20 [ 388.304462] ? zap_class+0x640/0x640 [ 388.308195] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.313733] ? check_preemption_disabled+0x48/0x280 [ 388.318751] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.324290] ? should_fail+0x22d/0xd01 [ 388.328183] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 388.333287] ? zap_class+0x640/0x640 [ 388.337029] ? __lock_is_held+0xb5/0x140 [ 388.341100] ? mark_held_locks+0x130/0x130 [ 388.345336] ? lock_release+0xa00/0xa00 [ 388.349315] ? perf_trace_sched_process_exec+0x860/0x860 [ 388.354763] ? xa_load+0x2ba/0x460 [ 388.358303] ? lock_downgrade+0x900/0x900 [ 388.362455] ? __might_sleep+0x95/0x190 [ 388.366440] __alloc_pages_nodemask+0xad8/0xea0 [ 388.371117] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 388.376151] ? __page_cache_alloc+0x191/0x5c0 [ 388.380647] ? xa_load+0x2e1/0x460 [ 388.384240] ? xa_clear_mark+0x40/0x40 [ 388.388144] ? zap_class+0x640/0x640 [ 388.391865] ? zap_class+0x640/0x640 [ 388.395573] ? zap_class+0x640/0x640 [ 388.399340] ? __do_page_cache_readahead+0x663/0x810 [ 388.404452] ? find_held_lock+0x36/0x1c0 [ 388.408520] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 388.414063] alloc_pages_current+0x173/0x350 [ 388.418483] __page_cache_alloc+0x38c/0x5c0 [ 388.422806] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 388.427735] ? kasan_check_read+0x11/0x20 [ 388.431882] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 388.437159] ? generic_perform_write+0x6a0/0x6a0 [ 388.441945] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.447486] ? check_preemption_disabled+0x48/0x280 [ 388.452512] filemap_fault+0x1595/0x25f0 [ 388.456601] ? __lock_page_or_retry+0xa00/0xa00 [ 388.461283] ? mark_held_locks+0x130/0x130 [ 388.465529] ? filemap_map_pages+0xd6b/0x1a20 [ 388.470024] ? lock_downgrade+0x900/0x900 [ 388.474168] ? check_preemption_disabled+0x48/0x280 [ 388.479196] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 388.484146] ? kasan_check_read+0x11/0x20 [ 388.488311] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 388.493591] ? rcu_softirq_qs+0x20/0x20 [ 388.497577] ? filemap_map_pages+0xd92/0x1a20 [ 388.502076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.507634] ? find_get_entries_tag+0x1400/0x1400 [ 388.512480] ? __lock_acquire+0x62f/0x4c20 [ 388.516727] ? lock_acquire+0x1ed/0x520 [ 388.520703] ? ext4_filemap_fault+0x7a/0xad [ 388.525048] ? lock_release+0xa00/0xa00 [ 388.529032] ? perf_trace_sched_process_exec+0x860/0x860 [ 388.534496] ? print_usage_bug+0xc0/0xc0 [ 388.538557] ? print_usage_bug+0xc0/0xc0 [ 388.542625] ? down_read+0x8d/0x120 [ 388.546281] ? ext4_filemap_fault+0x7a/0xad [ 388.550597] ? __down_interruptible+0x700/0x700 [ 388.555289] ext4_filemap_fault+0x82/0xad [ 388.559466] __do_fault+0x100/0x6b0 [ 388.563099] ? pmd_devmap_trans_unstable+0x220/0x220 [ 388.568208] ? mark_held_locks+0x130/0x130 [ 388.572438] ? mark_held_locks+0x130/0x130 [ 388.576682] ? find_held_lock+0x36/0x1c0 [ 388.580745] ? find_held_lock+0x36/0x1c0 [ 388.584810] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.590348] __handle_mm_fault+0x3ea0/0x5be0 [ 388.594756] ? poll_select_copy_remaining+0x18c/0x6a0 [ 388.599957] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 388.604807] ? __might_fault+0x12b/0x1e0 [ 388.608888] ? lock_downgrade+0x900/0x900 [ 388.613070] ? zap_class+0x640/0x640 [ 388.616780] ? zap_class+0x640/0x640 [ 388.620511] ? find_held_lock+0x36/0x1c0 [ 388.624586] ? handle_mm_fault+0x42a/0xc70 [ 388.628848] ? lock_downgrade+0x900/0x900 [ 388.633013] ? check_preemption_disabled+0x48/0x280 [ 388.638035] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 388.642978] ? kasan_check_read+0x11/0x20 [ 388.647126] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 388.652403] ? rcu_softirq_qs+0x20/0x20 [ 388.656391] ? trace_hardirqs_off_caller+0x310/0x310 [ 388.661500] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.667044] ? check_preemption_disabled+0x48/0x280 [ 388.672071] handle_mm_fault+0x54f/0xc70 [ 388.676140] ? __handle_mm_fault+0x5be0/0x5be0 [ 388.680732] ? find_vma+0x34/0x190 [ 388.684277] __do_page_fault+0x5e8/0xe60 [ 388.688337] ? trace_hardirqs_off+0xb8/0x310 [ 388.692758] do_page_fault+0xf2/0x7e0 [ 388.696561] ? vmalloc_sync_all+0x30/0x30 [ 388.700714] ? error_entry+0x70/0xd0 [ 388.704447] ? trace_hardirqs_off_caller+0xbb/0x310 [ 388.709461] ? trace_hardirqs_on_caller+0xc0/0x310 [ 388.714393] ? syscall_return_slowpath+0x5e0/0x5e0 [ 388.719325] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 388.724169] ? trace_hardirqs_on_caller+0x310/0x310 [ 388.729196] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 388.734653] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 388.739673] ? prepare_exit_to_usermode+0x291/0x3b0 [ 388.744725] ? page_fault+0x8/0x30 [ 388.748264] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 388.753114] ? page_fault+0x8/0x30 [ 388.756658] page_fault+0x1e/0x30 [ 388.760110] RIP: 0033:0x7efe5ebdedd3 [ 388.763829] Code: Bad RIP value. [ 388.767193] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 388.772558] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 388.779834] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 388.787099] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 388.794366] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 388.801630] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 388.808951] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 388.808956] warn_alloc_show_mem: 1 callbacks suppressed [ 388.808963] Mem-Info: [ 388.816251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 388.821619] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 388.821619] active_file:14 inactive_file:10 isolated_file:0 [ 388.821619] unevictable:0 dirty:0 writeback:0 unstable:0 [ 388.821619] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 388.821619] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 388.821619] free:13762 free_pcp:570 free_cma:0 [ 388.823989] Call Trace: [ 388.833405] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 388.866250] [ 388.868824] 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 [ 388.896229] dump_stack+0x244/0x39d [ 388.898381] lowmem_reserve[]: 0 2818 6321 6321 [ 388.924488] ? dump_stack_print_info.cold.1+0x20/0x20 [ 388.928085] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 388.932664] warn_alloc.cold.116+0xb7/0x1bd [ 388.937816] lowmem_reserve[]: 0 0 3503 3503 [ 388.965515] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 388.969809] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 388.974131] ? lock_downgrade+0x900/0x900 [ 388.978945] lowmem_reserve[]: 0 0 0 0 [ 389.007936] ? trace_hardirqs_off+0xb8/0x310 [ 389.012052] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 389.015850] ? trace_hardirqs_off+0xb8/0x310 [ 389.020228] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 389.033749] __alloc_pages_slowpath+0x2651/0x2de0 [ 389.038127] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 389.053414] ? warn_alloc+0x120/0x120 [ 389.058207] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 389.073197] ? print_usage_bug+0xc0/0xc0 [ 389.076976] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 389.085809] ? warn_alloc+0x120/0x120 [ 389.089859] 268 total pagecache pages [ 389.098424] ? warn_alloc+0x120/0x120 [ 389.102221] 0 pages in swap cache [ 389.106011] ? print_usage_bug+0xc0/0xc0 [ 389.109785] Swap cache stats: add 0, delete 0, find 0/0 [ 389.113233] ? kvm_clock_read+0x18/0x30 [ 389.117468] Free swap = 0kB [ 389.117477] Total swap = 0kB [ 389.122840] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 389.126784] 1965979 pages RAM [ 389.129795] ? print_usage_bug+0xc0/0xc0 [ 389.132805] 0 pages HighMem/MovableOnly [ 389.137811] ? __lock_acquire+0x62f/0x4c20 [ 389.140894] 342854 pages reserved [ 389.144953] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.148900] 0 pages cma reserved [ 389.153132] ? should_fail+0x22d/0xd01 [ 389.156618] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 389.162083] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 389.162100] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 389.162114] ? __lock_acquire+0x62f/0x4c20 [ 389.162131] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 389.165537] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 389.169379] ? __lock_acquire+0x62f/0x4c20 [ 389.175847] init cpuset=/ mems_allowed=0 [ 389.181119] ? should_fail+0x22d/0xd01 [ 389.217331] ? rcu_irq_exit+0x1a2/0x390 [ 389.221332] ? mark_held_locks+0x130/0x130 [ 389.225572] ? mark_held_locks+0x130/0x130 [ 389.229816] ? mark_held_locks+0xc7/0x130 [ 389.233966] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 389.238981] ? zap_class+0x640/0x640 [ 389.242696] ? print_usage_bug+0xc0/0xc0 [ 389.246764] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.252303] ? check_preemption_disabled+0x48/0x280 [ 389.257327] ? __lock_is_held+0xb5/0x140 [ 389.261410] __alloc_pages_nodemask+0xad8/0xea0 [ 389.266092] ? zap_class+0x640/0x640 [ 389.269809] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 389.274836] ? find_held_lock+0x36/0x1c0 [ 389.278903] ? ____cache_alloc_node+0x1c7/0x1e0 [ 389.283580] ? lock_downgrade+0x900/0x900 [ 389.287733] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.293280] cache_grow_begin+0xa5/0x8c0 [ 389.297344] ? do_raw_spin_unlock+0xa7/0x330 [ 389.301760] fallback_alloc+0x204/0x2e0 [ 389.305737] ____cache_alloc_node+0x1c7/0x1e0 [ 389.310238] kmem_cache_alloc_node+0xe3/0x730 [ 389.314736] ? ipv6_get_ifaddr+0x42e/0x620 [ 389.319001] __alloc_skb+0x119/0x770 [ 389.322714] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 389.327992] ? netdev_alloc_frag+0x1f0/0x1f0 [ 389.332401] ? lock_downgrade+0x900/0x900 [ 389.336555] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.342093] ? refcount_sub_and_test_checked+0x203/0x310 [ 389.347551] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 389.353018] ? addrconf_rs_timer+0x690/0x690 [ 389.357452] ndisc_alloc_skb+0x144/0x340 [ 389.361515] ndisc_send_rs+0x331/0x6e0 [ 389.365410] addrconf_rs_timer+0x314/0x690 [ 389.369651] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.373903] call_timer_fn+0x272/0x920 [ 389.377812] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.382218] ? process_timeout+0x40/0x40 [ 389.386287] ? __run_timers+0x7da/0xc70 [ 389.390282] ? _raw_spin_unlock_irq+0x27/0x80 [ 389.394777] ? _raw_spin_unlock_irq+0x27/0x80 [ 389.399276] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.403510] ? lockdep_hardirqs_on+0x296/0x5b0 [ 389.408089] ? trace_hardirqs_on+0xbd/0x310 [ 389.412412] ? kasan_check_read+0x11/0x20 [ 389.416559] ? __run_timers+0x7da/0xc70 [ 389.420534] ? trace_hardirqs_off_caller+0x310/0x310 [ 389.425687] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.429928] __run_timers+0x7e5/0xc70 [ 389.433739] ? timer_fixup_init+0x70/0x70 [ 389.437892] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 389.442935] ? zap_class+0x640/0x640 [ 389.446651] ? enqueue_hrtimer+0x1a5/0x560 [ 389.450889] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 389.456091] ? find_held_lock+0x36/0x1c0 [ 389.460154] ? zap_class+0x640/0x640 [ 389.463870] ? pvclock_read_flags+0x160/0x160 [ 389.468383] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.473934] ? check_preemption_disabled+0x48/0x280 [ 389.478961] ? __lock_is_held+0xb5/0x140 [ 389.483018] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.488582] ? check_preemption_disabled+0x48/0x280 [ 389.493604] run_timer_softirq+0x52/0xb0 [ 389.497665] ? rcu_read_lock_sched_held+0x14f/0x180 [ 389.502705] __do_softirq+0x308/0xb7e [ 389.506509] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 389.510999] ? lock_downgrade+0x900/0x900 [ 389.515148] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 389.520271] ? pvclock_read_flags+0x160/0x160 [ 389.524764] ? lapic_next_event+0x5a/0x90 [ 389.528911] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.534492] ? kvm_clock_read+0x18/0x30 [ 389.538463] ? kvm_sched_clock_read+0x9/0x20 [ 389.542873] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.548424] ? check_preemption_disabled+0x48/0x280 [ 389.553448] irq_exit+0x17f/0x1c0 [ 389.556904] smp_apic_timer_interrupt+0x1cb/0x760 [ 389.561751] ? smp_reschedule_interrupt+0x109/0x650 [ 389.566770] ? smp_call_function_single_interrupt+0x650/0x650 [ 389.572652] ? interrupt_entry+0xb5/0xc0 [ 389.576719] ? trace_hardirqs_off_caller+0xbb/0x310 [ 389.581746] ? trace_hardirqs_off_caller+0xbb/0x310 [ 389.586768] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 389.591615] ? trace_hardirqs_on_caller+0x310/0x310 [ 389.596643] ? trace_hardirqs_on_caller+0x310/0x310 [ 389.601697] ? task_prio+0x50/0x50 [ 389.605254] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.610791] ? check_preemption_disabled+0x48/0x280 [ 389.615810] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 389.620665] apic_timer_interrupt+0xf/0x20 [ 389.624897] [ 389.627151] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 389.632084] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 389.650982] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 389.658716] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 389.665993] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 389.673262] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 389.680528] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 389.687793] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 389.695373] skb_clone+0x1bb/0x500 [ 389.698925] ? finish_task_switch+0x663/0x910 [ 389.703421] ? skb_split+0x11e0/0x11e0 [ 389.707310] ? preempt_notifier_register+0x200/0x200 [ 389.712417] ? __switch_to_asm+0x34/0x70 [ 389.716517] ? __switch_to_asm+0x34/0x70 [ 389.720579] ? __switch_to_asm+0x40/0x70 [ 389.724637] ? __switch_to_asm+0x34/0x70 [ 389.728708] ? __switch_to_asm+0x40/0x70 [ 389.732763] ? __switch_to_asm+0x34/0x70 [ 389.736836] ? __switch_to_asm+0x40/0x70 [ 389.740895] ? __switch_to_asm+0x34/0x70 [ 389.744980] ? __switch_to_asm+0x34/0x70 [ 389.749039] ? __switch_to_asm+0x40/0x70 [ 389.753097] ? __switch_to_asm+0x34/0x70 [ 389.757176] bpf_clone_redirect+0xb9/0x490 [ 389.761460] ? __schedule+0x8d7/0x21d0 [ 389.765370] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 389.770390] ? __sched_text_start+0x8/0x8 [ 389.774571] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 389.779342] ? find_held_lock+0x36/0x1c0 [ 389.783415] ? lock_acquire+0x1ed/0x520 [ 389.787394] ? bpf_test_run+0x3cb/0x780 [ 389.791403] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.796953] ? check_preemption_disabled+0x48/0x280 [ 389.801979] ? kasan_check_read+0x11/0x20 [ 389.806129] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 389.811406] ? rcu_softirq_qs+0x20/0x20 [ 389.815387] ? preempt_schedule+0x4d/0x60 [ 389.819566] ? ___preempt_schedule+0x16/0x18 [ 389.823989] ? bpf_test_run+0x25d/0x780 [ 389.827990] ? netlink_diag_dump+0x2a0/0x2a0 [ 389.832417] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.837977] ? bpf_test_init.isra.10+0x70/0x100 [ 389.842658] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 389.847428] ? bpf_test_finish.isra.9+0x260/0x260 [ 389.852282] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 389.857824] ? fput+0x130/0x1a0 [ 389.861115] ? __bpf_prog_get+0x9b/0x290 [ 389.865184] ? bpf_test_finish.isra.9+0x260/0x260 [ 389.870029] ? bpf_prog_test_run+0x130/0x1a0 [ 389.874436] ? __x64_sys_bpf+0x3db/0x520 [ 389.878494] ? bpf_prog_get+0x20/0x20 [ 389.882319] ? do_syscall_64+0x1b9/0x820 [ 389.886386] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 389.891750] ? syscall_return_slowpath+0x5e0/0x5e0 [ 389.896688] ? trace_hardirqs_on_caller+0x310/0x310 [ 389.901725] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 389.906761] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 389.913427] ? __switch_to_asm+0x40/0x70 [ 389.917484] ? __switch_to_asm+0x34/0x70 [ 389.921551] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 389.926418] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 389.931813] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 389.931883] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 389.938042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 389.938051] Call Trace: [ 389.944623] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 389.953871] [ 389.956443] syz-executor2 cpuset=syz2 mems_allowed=0 [ 389.966936] dump_stack+0x244/0x39d [ 389.977769] ? dump_stack_print_info.cold.1+0x20/0x20 [ 389.982971] warn_alloc.cold.116+0xb7/0x1bd [ 389.987767] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 389.992619] ? lock_downgrade+0x900/0x900 [ 389.996775] ? trace_hardirqs_off+0xb8/0x310 [ 390.001199] ? trace_hardirqs_off+0xb8/0x310 [ 390.005620] __alloc_pages_slowpath+0x2651/0x2de0 [ 390.010493] ? warn_alloc+0x120/0x120 [ 390.014315] ? print_usage_bug+0xc0/0xc0 [ 390.018383] ? warn_alloc+0x120/0x120 [ 390.022192] ? warn_alloc+0x120/0x120 [ 390.025993] ? print_usage_bug+0xc0/0xc0 [ 390.030059] ? print_usage_bug+0xc0/0xc0 [ 390.034125] ? __lock_acquire+0x62f/0x4c20 [ 390.038368] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.043903] ? should_fail+0x22d/0xd01 [ 390.047814] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.052924] ? __lock_acquire+0x62f/0x4c20 [ 390.057164] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.062270] ? __lock_acquire+0x62f/0x4c20 [ 390.066502] ? should_fail+0x22d/0xd01 [ 390.070391] ? find_held_lock+0x36/0x1c0 [ 390.074465] ? mark_held_locks+0x130/0x130 [ 390.078704] ? mark_held_locks+0x130/0x130 [ 390.082952] ? zap_class+0x640/0x640 [ 390.086671] ? zap_class+0x640/0x640 [ 390.090392] ? print_usage_bug+0xc0/0xc0 [ 390.094451] ? do_raw_spin_unlock+0xa7/0x330 [ 390.098861] ? zap_class+0x640/0x640 [ 390.102579] ? print_usage_bug+0xc0/0xc0 [ 390.106640] ? wq_watchdog_touch+0x9c/0xfe [ 390.110883] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.116442] ? check_preemption_disabled+0x48/0x280 [ 390.121500] ? __lock_is_held+0xb5/0x140 [ 390.125567] __alloc_pages_nodemask+0xad8/0xea0 [ 390.130266] ? zap_class+0x640/0x640 [ 390.133983] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 390.139016] ? find_held_lock+0x36/0x1c0 [ 390.143094] ? ____cache_alloc_node+0x1c7/0x1e0 [ 390.147770] ? lock_downgrade+0x900/0x900 [ 390.151941] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.157487] cache_grow_begin+0xa5/0x8c0 [ 390.161547] ? do_raw_spin_unlock+0xa7/0x330 [ 390.165962] fallback_alloc+0x204/0x2e0 [ 390.169942] ____cache_alloc_node+0x1c7/0x1e0 [ 390.174440] kmem_cache_alloc_node+0xe3/0x730 [ 390.178939] ? ipv6_get_ifaddr+0x42e/0x620 [ 390.183229] __alloc_skb+0x119/0x770 [ 390.186949] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 390.192234] ? netdev_alloc_frag+0x1f0/0x1f0 [ 390.196638] ? lock_downgrade+0x900/0x900 [ 390.200845] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.206390] ? refcount_sub_and_test_checked+0x203/0x310 [ 390.211843] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 390.217289] ? addrconf_rs_timer+0x690/0x690 [ 390.221727] ndisc_alloc_skb+0x144/0x340 [ 390.225794] ndisc_send_rs+0x331/0x6e0 [ 390.229682] addrconf_rs_timer+0x314/0x690 [ 390.233932] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.238177] call_timer_fn+0x272/0x920 [ 390.242072] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.246339] ? process_timeout+0x40/0x40 [ 390.250410] ? mark_held_locks+0xc7/0x130 [ 390.254559] ? _raw_spin_unlock_irq+0x27/0x80 [ 390.259054] ? _raw_spin_unlock_irq+0x27/0x80 [ 390.263544] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.267776] ? lockdep_hardirqs_on+0x296/0x5b0 [ 390.272362] ? trace_hardirqs_on+0xbd/0x310 [ 390.276683] ? kasan_check_read+0x11/0x20 [ 390.280823] ? __run_timers+0x7da/0xc70 [ 390.284796] ? trace_hardirqs_off_caller+0x310/0x310 [ 390.289954] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.294209] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.298441] __run_timers+0x7e5/0xc70 [ 390.302246] ? timer_fixup_init+0x70/0x70 [ 390.306397] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 390.311412] ? zap_class+0x640/0x640 [ 390.315130] ? print_usage_bug+0xc0/0xc0 [ 390.319200] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 390.324402] ? find_held_lock+0x36/0x1c0 [ 390.328471] ? zap_class+0x640/0x640 [ 390.332194] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.337739] ? check_preemption_disabled+0x48/0x280 [ 390.342767] ? __lock_is_held+0xb5/0x140 [ 390.346833] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.352416] ? check_preemption_disabled+0x48/0x280 [ 390.357441] run_timer_softirq+0x52/0xb0 [ 390.361502] ? rcu_read_lock_sched_held+0x14f/0x180 [ 390.366535] __do_softirq+0x308/0xb7e [ 390.370338] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 390.374832] ? lock_downgrade+0x900/0x900 [ 390.378982] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 390.384093] ? pvclock_read_flags+0x160/0x160 [ 390.388588] ? lapic_next_event+0x5a/0x90 [ 390.392738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.398296] ? kvm_clock_read+0x18/0x30 [ 390.402296] ? kvm_sched_clock_read+0x9/0x20 [ 390.406707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.412246] ? check_preemption_disabled+0x48/0x280 [ 390.417284] irq_exit+0x17f/0x1c0 [ 390.420739] smp_apic_timer_interrupt+0x1cb/0x760 [ 390.425581] ? smp_call_function_single_interrupt+0x650/0x650 [ 390.431465] ? interrupt_entry+0xb5/0xc0 [ 390.435526] ? trace_hardirqs_off_caller+0xbb/0x310 [ 390.440543] ? trace_hardirqs_off_caller+0xbb/0x310 [ 390.445578] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 390.450424] ? trace_hardirqs_on_caller+0x310/0x310 [ 390.455439] ? trace_hardirqs_on_caller+0x310/0x310 [ 390.460458] ? task_prio+0x50/0x50 [ 390.463999] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.469536] ? check_preemption_disabled+0x48/0x280 [ 390.474556] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 390.479414] apic_timer_interrupt+0xf/0x20 [ 390.483645] [ 390.485881] RIP: 0010:check_memory_region+0x117/0x1b0 [ 390.491072] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 390.509969] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 390.517707] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 390.524971] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 390.532239] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 390.539518] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 390.546789] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 390.554077] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 390.559376] kasan_check_read+0x11/0x20 [ 390.563350] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 390.568451] ? rcu_softirq_qs+0x20/0x20 [ 390.572432] rcu_is_watching+0x10/0x30 [ 390.576317] page_evictable+0x3c0/0x540 [ 390.580325] ? kswapd_stop+0x100/0x100 [ 390.584230] ? trace_hardirqs_off_caller+0x310/0x310 [ 390.589334] ? perf_trace_sched_process_exec+0x860/0x860 [ 390.594787] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.600327] ? check_preemption_disabled+0x48/0x280 [ 390.605358] shrink_active_list+0x869/0x1f00 [ 390.609784] ? mark_held_locks+0xc7/0x130 [ 390.613946] ? shrink_inactive_list+0x1c60/0x1c60 [ 390.618794] ? trace_hardirqs_on+0xbd/0x310 [ 390.623118] ? find_held_lock+0x36/0x1c0 [ 390.627186] ? shrink_inactive_list+0xa4a/0x1c60 [ 390.631985] ? trace_hardirqs_off_caller+0x310/0x310 [ 390.637094] ? zap_class+0x640/0x640 [ 390.640811] ? print_usage_bug+0xc0/0xc0 [ 390.644903] ? __page_frag_cache_drain+0x210/0x210 [ 390.649859] ? print_usage_bug+0xc0/0xc0 [ 390.653933] ? mark_held_locks+0xc7/0x130 [ 390.658104] ? find_held_lock+0x36/0x1c0 [ 390.662172] ? zap_class+0x640/0x640 [ 390.665896] ? mark_held_locks+0xc7/0x130 [ 390.670111] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.675659] ? check_preemption_disabled+0x48/0x280 [ 390.680711] ? zap_class+0x640/0x640 [ 390.684438] ? __lock_is_held+0xb5/0x140 [ 390.688506] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.694049] ? check_preemption_disabled+0x48/0x280 [ 390.699078] ? __lock_is_held+0xb5/0x140 [ 390.703155] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 390.708183] ? inactive_list_is_low+0x305/0x880 [ 390.712866] ? lruvec_lru_size+0x450/0x450 [ 390.717106] ? kasan_check_read+0x11/0x20 [ 390.721278] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 390.726222] shrink_node_memcg+0x803/0x18f0 [ 390.730582] ? shrink_active_list+0x1f00/0x1f00 [ 390.735295] ? lock_downgrade+0x900/0x900 [ 390.739444] ? check_flush_dependency+0x410/0x410 [ 390.744297] ? kasan_check_read+0x11/0x20 [ 390.748446] ? do_raw_spin_unlock+0xa7/0x330 [ 390.752863] ? ___preempt_schedule+0x16/0x18 [ 390.757281] ? _raw_spin_unlock+0x3f/0x50 [ 390.761439] shrink_node+0x3bc/0x16b0 [ 390.765241] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 390.770558] ? shrink_node_memcg+0x18f0/0x18f0 [ 390.775142] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 390.779742] ? trace_hardirqs_on+0xbd/0x310 [ 390.784060] ? vmpressure+0x271/0x340 [ 390.787884] ? do_raw_spin_trylock+0x270/0x270 [ 390.792482] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 390.798040] ? __cpuset_node_allowed+0x19b/0x660 [ 390.802824] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 390.808548] ? vmpressure+0x1a2/0x340 [ 390.812357] do_try_to_free_pages+0x3e7/0x1290 [ 390.816952] ? zap_class+0x640/0x640 [ 390.820684] ? shrink_node+0x16b0/0x16b0 [ 390.824747] ? __lock_is_held+0xb5/0x140 [ 390.828824] try_to_free_pages+0x4d0/0xb90 [ 390.833079] ? do_try_to_free_pages+0x1290/0x1290 [ 390.837943] ? lock_acquire+0x1ed/0x520 [ 390.841927] ? set_page_refcounted+0x280/0x280 [ 390.846521] ? lock_release+0xa00/0xa00 [ 390.850500] ? _raw_spin_unlock_irq+0x60/0x80 [ 390.855021] ? psi_memstall_enter+0x240/0x2b0 [ 390.859547] ? psi_memstall_tick+0x230/0x230 [ 390.863968] __alloc_pages_slowpath+0xa48/0x2de0 [ 390.868756] ? warn_alloc+0x120/0x120 [ 390.872558] ? mark_held_locks+0x130/0x130 [ 390.876802] ? find_get_entry+0xaae/0x1120 [ 390.881050] ? filemap_map_pages+0x1a20/0x1a20 [ 390.885643] ? zap_class+0x640/0x640 [ 390.889399] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.894950] ? check_preemption_disabled+0x48/0x280 [ 390.899973] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.905512] ? should_fail+0x22d/0xd01 [ 390.909415] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.914544] ? zap_class+0x640/0x640 [ 390.918296] ? __lock_is_held+0xb5/0x140 [ 390.922379] ? mark_held_locks+0x130/0x130 [ 390.926627] ? lock_release+0xa00/0xa00 [ 390.930641] ? perf_trace_sched_process_exec+0x860/0x860 [ 390.936099] ? xa_load+0x2ba/0x460 [ 390.939645] ? lock_downgrade+0x900/0x900 [ 390.943816] ? __might_sleep+0x95/0x190 [ 390.947816] __alloc_pages_nodemask+0xad8/0xea0 [ 390.952527] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 390.957555] ? __page_cache_alloc+0x191/0x5c0 [ 390.962056] ? xa_load+0x2e1/0x460 [ 390.965601] ? xa_clear_mark+0x40/0x40 [ 390.969496] ? zap_class+0x640/0x640 [ 390.973224] ? zap_class+0x640/0x640 [ 390.976980] ? zap_class+0x640/0x640 [ 390.980728] ? __do_page_cache_readahead+0x663/0x810 [ 390.985852] ? find_held_lock+0x36/0x1c0 [ 390.989935] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 390.995504] alloc_pages_current+0x173/0x350 [ 390.999936] __page_cache_alloc+0x38c/0x5c0 [ 391.004264] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 391.009203] ? kasan_check_read+0x11/0x20 [ 391.013359] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 391.018642] ? generic_perform_write+0x6a0/0x6a0 [ 391.023403] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.028958] ? check_preemption_disabled+0x48/0x280 [ 391.033984] filemap_fault+0x1595/0x25f0 [ 391.038061] ? __lock_page_or_retry+0xa00/0xa00 [ 391.042734] ? mark_held_locks+0x130/0x130 [ 391.046980] ? filemap_map_pages+0xd6b/0x1a20 [ 391.051477] ? lock_downgrade+0x900/0x900 [ 391.055630] ? check_preemption_disabled+0x48/0x280 [ 391.060720] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 391.065719] ? kasan_check_read+0x11/0x20 [ 391.069875] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 391.075157] ? rcu_softirq_qs+0x20/0x20 [ 391.079171] ? filemap_map_pages+0xd92/0x1a20 [ 391.083695] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.089245] ? find_get_entries_tag+0x1400/0x1400 [ 391.094099] ? __lock_acquire+0x62f/0x4c20 [ 391.098349] ? lock_acquire+0x1ed/0x520 [ 391.102331] ? ext4_filemap_fault+0x7a/0xad [ 391.106662] ? lock_release+0xa00/0xa00 [ 391.110639] ? perf_trace_sched_process_exec+0x860/0x860 [ 391.116097] ? print_usage_bug+0xc0/0xc0 [ 391.120409] ? print_usage_bug+0xc0/0xc0 [ 391.124497] ? down_read+0x8d/0x120 [ 391.128125] ? ext4_filemap_fault+0x7a/0xad [ 391.132447] ? __down_interruptible+0x700/0x700 [ 391.137156] ext4_filemap_fault+0x82/0xad [ 391.141317] __do_fault+0x100/0x6b0 [ 391.144956] ? pmd_devmap_trans_unstable+0x220/0x220 [ 391.150095] ? mark_held_locks+0x130/0x130 [ 391.154339] ? mark_held_locks+0x130/0x130 [ 391.158583] ? find_held_lock+0x36/0x1c0 [ 391.162673] ? find_held_lock+0x36/0x1c0 [ 391.166743] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.172297] __handle_mm_fault+0x3ea0/0x5be0 [ 391.176712] ? poll_select_copy_remaining+0x18c/0x6a0 [ 391.181948] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 391.186811] ? __might_fault+0x12b/0x1e0 [ 391.190885] ? lock_downgrade+0x900/0x900 [ 391.195066] ? zap_class+0x640/0x640 [ 391.198783] ? zap_class+0x640/0x640 [ 391.202524] ? find_held_lock+0x36/0x1c0 [ 391.206601] ? handle_mm_fault+0x42a/0xc70 [ 391.210843] ? lock_downgrade+0x900/0x900 [ 391.214998] ? check_preemption_disabled+0x48/0x280 [ 391.220025] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 391.224990] ? kasan_check_read+0x11/0x20 [ 391.229141] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 391.234429] ? rcu_softirq_qs+0x20/0x20 [ 391.238408] ? trace_hardirqs_off_caller+0x310/0x310 [ 391.243526] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.249082] ? check_preemption_disabled+0x48/0x280 [ 391.254128] handle_mm_fault+0x54f/0xc70 [ 391.258209] ? __handle_mm_fault+0x5be0/0x5be0 [ 391.262802] ? find_vma+0x34/0x190 [ 391.266351] __do_page_fault+0x5e8/0xe60 [ 391.270416] ? trace_hardirqs_off+0xb8/0x310 [ 391.274835] do_page_fault+0xf2/0x7e0 [ 391.278636] ? vmalloc_sync_all+0x30/0x30 [ 391.282790] ? error_entry+0x70/0xd0 [ 391.286509] ? trace_hardirqs_off_caller+0xbb/0x310 [ 391.291530] ? trace_hardirqs_on_caller+0xc0/0x310 [ 391.296459] ? syscall_return_slowpath+0x5e0/0x5e0 [ 391.301389] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 391.306237] ? trace_hardirqs_on_caller+0x310/0x310 [ 391.311255] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 391.316709] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 391.321733] ? prepare_exit_to_usermode+0x291/0x3b0 [ 391.326752] ? page_fault+0x8/0x30 [ 391.330296] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 391.335143] ? page_fault+0x8/0x30 [ 391.338684] page_fault+0x1e/0x30 [ 391.342140] RIP: 0033:0x7efe5ebdedd3 [ 391.345878] Code: Bad RIP value. [ 391.349243] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 391.354606] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 391.361877] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 391.369146] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 391.376421] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 391.383693] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 391.391013] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 391.391018] warn_alloc_show_mem: 1 callbacks suppressed [ 391.391025] Mem-Info: [ 391.398297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 391.398306] Call Trace: [ 391.403686] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 391.403686] active_file:14 inactive_file:10 isolated_file:0 [ 391.403686] unevictable:0 dirty:0 writeback:0 unstable:0 [ 391.403686] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 391.403686] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 391.403686] free:13762 free_pcp:570 free_cma:0 [ 391.406065] [ 391.415429] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 391.418011] dump_stack+0x244/0x39d [ 391.450874] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 391.453035] ? dump_stack_print_info.cold.1+0x20/0x20 [ 391.480420] lowmem_reserve[]: 0 2818 6321 6321 [ 391.484063] warn_alloc.cold.116+0xb7/0x1bd [ 391.510146] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 391.515339] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 391.519883] lowmem_reserve[]: 0 0 3503 3503 [ 391.524208] ? lock_downgrade+0x900/0x900 [ 391.551864] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 391.556715] ? trace_hardirqs_off+0xb8/0x310 [ 391.561003] lowmem_reserve[]: 0 0 0 0 [ 391.565145] ? trace_hardirqs_off+0xb8/0x310 [ 391.594105] 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 [ 391.598527] __alloc_pages_slowpath+0x2651/0x2de0 [ 391.602295] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 391.606717] ? warn_alloc+0x120/0x120 [ 391.620184] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 391.625028] ? print_usage_bug+0xc0/0xc0 [ 391.640275] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 391.644064] ? warn_alloc+0x120/0x120 [ 391.659041] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 391.663086] ? warn_alloc+0x120/0x120 [ 391.671892] 268 total pagecache pages [ 391.675686] ? print_usage_bug+0xc0/0xc0 [ 391.684236] 0 pages in swap cache [ 391.688021] ? kvm_clock_read+0x18/0x30 [ 391.691815] Swap cache stats: add 0, delete 0, find 0/0 [ 391.695894] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 391.699321] Free swap = 0kB [ 391.703290] ? print_usage_bug+0xc0/0xc0 [ 391.708627] Total swap = 0kB [ 391.713638] ? __lock_acquire+0x62f/0x4c20 [ 391.716630] 1965979 pages RAM [ 391.720694] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.723689] 0 pages HighMem/MovableOnly [ 391.723697] 342854 pages reserved [ 391.727932] ? should_fail+0x22d/0xd01 [ 391.731020] 0 pages cma reserved [ 391.731089] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 391.736564] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 391.736582] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 391.740612] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 391.743978] ? __lock_acquire+0x62f/0x4c20 [ 391.747841] init cpuset=/ mems_allowed=0 [ 391.751209] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 391.791108] ? __lock_acquire+0x62f/0x4c20 [ 391.795345] ? should_fail+0x22d/0xd01 [ 391.799229] ? rcu_irq_exit+0x1a2/0x390 [ 391.803226] ? mark_held_locks+0x130/0x130 [ 391.807481] ? mark_held_locks+0x130/0x130 [ 391.811741] ? mark_held_locks+0xc7/0x130 [ 391.815894] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 391.820930] ? zap_class+0x640/0x640 [ 391.824644] ? print_usage_bug+0xc0/0xc0 [ 391.828716] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.834256] ? check_preemption_disabled+0x48/0x280 [ 391.839280] ? __lock_is_held+0xb5/0x140 [ 391.843350] __alloc_pages_nodemask+0xad8/0xea0 [ 391.848016] ? zap_class+0x640/0x640 [ 391.851768] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 391.856792] ? find_held_lock+0x36/0x1c0 [ 391.860859] ? ____cache_alloc_node+0x1c7/0x1e0 [ 391.865522] ? lock_downgrade+0x900/0x900 [ 391.869673] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.875239] cache_grow_begin+0xa5/0x8c0 [ 391.879312] ? do_raw_spin_unlock+0xa7/0x330 [ 391.883726] fallback_alloc+0x204/0x2e0 [ 391.887709] ____cache_alloc_node+0x1c7/0x1e0 [ 391.892213] kmem_cache_alloc_node+0xe3/0x730 [ 391.896708] ? ipv6_get_ifaddr+0x42e/0x620 [ 391.900973] __alloc_skb+0x119/0x770 [ 391.904693] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 391.909970] ? netdev_alloc_frag+0x1f0/0x1f0 [ 391.914374] ? lock_downgrade+0x900/0x900 [ 391.918530] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.924067] ? refcount_sub_and_test_checked+0x203/0x310 [ 391.929539] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 391.935005] ? addrconf_rs_timer+0x690/0x690 [ 391.939430] ndisc_alloc_skb+0x144/0x340 [ 391.943509] ndisc_send_rs+0x331/0x6e0 [ 391.947402] addrconf_rs_timer+0x314/0x690 [ 391.951646] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.955894] call_timer_fn+0x272/0x920 [ 391.959790] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.964027] ? process_timeout+0x40/0x40 [ 391.968095] ? __run_timers+0x7da/0xc70 [ 391.972075] ? _raw_spin_unlock_irq+0x27/0x80 [ 391.976570] ? _raw_spin_unlock_irq+0x27/0x80 [ 391.981062] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.985470] ? lockdep_hardirqs_on+0x296/0x5b0 [ 391.990072] ? trace_hardirqs_on+0xbd/0x310 [ 391.994425] ? kasan_check_read+0x11/0x20 [ 391.998572] ? __run_timers+0x7da/0xc70 [ 392.002550] ? trace_hardirqs_off_caller+0x310/0x310 [ 392.007657] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.011904] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.016149] __run_timers+0x7e5/0xc70 [ 392.019965] ? timer_fixup_init+0x70/0x70 [ 392.024114] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 392.029137] ? zap_class+0x640/0x640 [ 392.032851] ? enqueue_hrtimer+0x1a5/0x560 [ 392.037085] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 392.042285] ? find_held_lock+0x36/0x1c0 [ 392.046356] ? zap_class+0x640/0x640 [ 392.050072] ? pvclock_read_flags+0x160/0x160 [ 392.054582] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.060120] ? check_preemption_disabled+0x48/0x280 [ 392.065160] ? __lock_is_held+0xb5/0x140 [ 392.069226] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.074764] ? check_preemption_disabled+0x48/0x280 [ 392.079784] run_timer_softirq+0x52/0xb0 [ 392.083874] ? rcu_read_lock_sched_held+0x14f/0x180 [ 392.088891] __do_softirq+0x308/0xb7e [ 392.092723] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 392.097217] ? lock_downgrade+0x900/0x900 [ 392.101371] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 392.106486] ? pvclock_read_flags+0x160/0x160 [ 392.110984] ? lapic_next_event+0x5a/0x90 [ 392.115137] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.120687] ? kvm_clock_read+0x18/0x30 [ 392.124662] ? kvm_sched_clock_read+0x9/0x20 [ 392.129076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.134619] ? check_preemption_disabled+0x48/0x280 [ 392.139650] irq_exit+0x17f/0x1c0 [ 392.143115] smp_apic_timer_interrupt+0x1cb/0x760 [ 392.147969] ? smp_reschedule_interrupt+0x109/0x650 [ 392.152987] ? smp_call_function_single_interrupt+0x650/0x650 [ 392.158876] ? interrupt_entry+0xb5/0xc0 [ 392.162945] ? trace_hardirqs_off_caller+0xbb/0x310 [ 392.167967] ? trace_hardirqs_off_caller+0xbb/0x310 [ 392.172984] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 392.177829] ? trace_hardirqs_on_caller+0x310/0x310 [ 392.182848] ? trace_hardirqs_on_caller+0x310/0x310 [ 392.187870] ? task_prio+0x50/0x50 [ 392.191423] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.196970] ? check_preemption_disabled+0x48/0x280 [ 392.202000] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 392.206869] apic_timer_interrupt+0xf/0x20 [ 392.211102] [ 392.213352] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 392.218288] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 392.237200] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 392.244913] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 392.252202] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 392.259478] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 392.266750] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 392.274026] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 392.281349] skb_clone+0x1bb/0x500 [ 392.284901] ? finish_task_switch+0x663/0x910 [ 392.289444] ? skb_split+0x11e0/0x11e0 [ 392.293344] ? preempt_notifier_register+0x200/0x200 [ 392.298497] ? __switch_to_asm+0x34/0x70 [ 392.302571] ? __switch_to_asm+0x34/0x70 [ 392.306638] ? __switch_to_asm+0x40/0x70 [ 392.310714] ? __switch_to_asm+0x34/0x70 [ 392.314783] ? __switch_to_asm+0x40/0x70 [ 392.318852] ? __switch_to_asm+0x34/0x70 [ 392.322936] ? __switch_to_asm+0x40/0x70 [ 392.327007] ? __switch_to_asm+0x34/0x70 [ 392.331080] ? __switch_to_asm+0x34/0x70 [ 392.335150] ? __switch_to_asm+0x40/0x70 [ 392.339221] ? __switch_to_asm+0x34/0x70 [ 392.343303] bpf_clone_redirect+0xb9/0x490 [ 392.347556] ? __schedule+0x8d7/0x21d0 [ 392.351463] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 392.356497] ? __sched_text_start+0x8/0x8 [ 392.360658] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 392.365445] ? find_held_lock+0x36/0x1c0 [ 392.369526] ? lock_acquire+0x1ed/0x520 [ 392.373518] ? bpf_test_run+0x3cb/0x780 [ 392.377505] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.383057] ? check_preemption_disabled+0x48/0x280 [ 392.388094] ? kasan_check_read+0x11/0x20 [ 392.392253] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 392.397544] ? rcu_softirq_qs+0x20/0x20 [ 392.401535] ? preempt_schedule+0x4d/0x60 [ 392.405821] ? ___preempt_schedule+0x16/0x18 [ 392.410257] ? bpf_test_run+0x25d/0x780 [ 392.414260] ? netlink_diag_dump+0x2a0/0x2a0 [ 392.418697] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.424250] ? bpf_test_init.isra.10+0x70/0x100 [ 392.428955] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 392.433735] ? bpf_test_finish.isra.9+0x260/0x260 [ 392.438591] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 392.444144] ? fput+0x130/0x1a0 [ 392.447445] ? __bpf_prog_get+0x9b/0x290 [ 392.451522] ? bpf_test_finish.isra.9+0x260/0x260 [ 392.456378] ? bpf_prog_test_run+0x130/0x1a0 [ 392.460802] ? __x64_sys_bpf+0x3db/0x520 [ 392.464875] ? bpf_prog_get+0x20/0x20 [ 392.468715] ? do_syscall_64+0x1b9/0x820 [ 392.472794] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 392.478175] ? syscall_return_slowpath+0x5e0/0x5e0 [ 392.483122] ? trace_hardirqs_on_caller+0x310/0x310 [ 392.488152] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 392.493180] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 392.499856] ? __switch_to_asm+0x40/0x70 [ 392.503940] ? __switch_to_asm+0x34/0x70 [ 392.508040] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 392.512899] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 392.518314] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 392.518384] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 392.524559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 392.524565] Call Trace: [ 392.524572] [ 392.524594] dump_stack+0x244/0x39d [ 392.524613] ? dump_stack_print_info.cold.1+0x20/0x20 [ 392.524638] warn_alloc.cold.116+0xb7/0x1bd [ 392.531232] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 392.540505] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 392.543078] syz-executor2 cpuset=syz2 mems_allowed=0 [ 392.545231] ? lock_downgrade+0x900/0x900 [ 392.582962] ? trace_hardirqs_off+0xb8/0x310 [ 392.587400] ? trace_hardirqs_off+0xb8/0x310 [ 392.591841] __alloc_pages_slowpath+0x2651/0x2de0 [ 392.596725] ? warn_alloc+0x120/0x120 [ 392.600545] ? print_usage_bug+0xc0/0xc0 [ 392.604623] ? warn_alloc+0x120/0x120 [ 392.608443] ? warn_alloc+0x120/0x120 [ 392.612269] ? print_usage_bug+0xc0/0xc0 [ 392.616351] ? kvm_clock_read+0x18/0x30 [ 392.620344] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 392.625384] ? print_usage_bug+0xc0/0xc0 [ 392.629465] ? __lock_acquire+0x62f/0x4c20 [ 392.633727] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.639320] ? should_fail+0x22d/0xd01 [ 392.643243] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 392.648559] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 392.653696] ? __lock_acquire+0x62f/0x4c20 [ 392.657987] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 392.663116] ? __lock_acquire+0x62f/0x4c20 [ 392.667367] ? should_fail+0x22d/0xd01 [ 392.671266] ? rcu_irq_exit+0x1a2/0x390 [ 392.675263] ? mark_held_locks+0x130/0x130 [ 392.679521] ? mark_held_locks+0x130/0x130 [ 392.683780] ? mark_held_locks+0xc7/0x130 [ 392.687962] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 392.693007] ? zap_class+0x640/0x640 [ 392.696742] ? print_usage_bug+0xc0/0xc0 [ 392.700825] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.706390] ? check_preemption_disabled+0x48/0x280 [ 392.711442] ? __lock_is_held+0xb5/0x140 [ 392.715531] __alloc_pages_nodemask+0xad8/0xea0 [ 392.720218] ? zap_class+0x640/0x640 [ 392.723974] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 392.729105] ? find_held_lock+0x36/0x1c0 [ 392.733195] ? ____cache_alloc_node+0x1c7/0x1e0 [ 392.737878] ? lock_downgrade+0x900/0x900 [ 392.742043] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.747601] cache_grow_begin+0xa5/0x8c0 [ 392.751676] ? do_raw_spin_unlock+0xa7/0x330 [ 392.756110] fallback_alloc+0x204/0x2e0 [ 392.760105] ____cache_alloc_node+0x1c7/0x1e0 [ 392.764618] kmem_cache_alloc_node+0xe3/0x730 [ 392.769127] ? ipv6_get_ifaddr+0x42e/0x620 [ 392.773384] __alloc_skb+0x119/0x770 [ 392.777110] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 392.782407] ? netdev_alloc_frag+0x1f0/0x1f0 [ 392.786830] ? lock_downgrade+0x900/0x900 [ 392.791004] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.796557] ? refcount_sub_and_test_checked+0x203/0x310 [ 392.802026] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 392.807492] ? addrconf_rs_timer+0x690/0x690 [ 392.811952] ndisc_alloc_skb+0x144/0x340 [ 392.816038] ndisc_send_rs+0x331/0x6e0 [ 392.819963] addrconf_rs_timer+0x314/0x690 [ 392.824222] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.828484] call_timer_fn+0x272/0x920 [ 392.832391] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.836639] ? process_timeout+0x40/0x40 [ 392.840725] ? mark_held_locks+0xc7/0x130 [ 392.844896] ? _raw_spin_unlock_irq+0x27/0x80 [ 392.849428] ? _raw_spin_unlock_irq+0x27/0x80 [ 392.853956] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.858216] ? lockdep_hardirqs_on+0x296/0x5b0 [ 392.862816] ? trace_hardirqs_on+0xbd/0x310 [ 392.867156] ? kasan_check_read+0x11/0x20 [ 392.871325] ? __run_timers+0x7da/0xc70 [ 392.875319] ? trace_hardirqs_off_caller+0x310/0x310 [ 392.880451] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.884716] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.888992] __run_timers+0x7e5/0xc70 [ 392.892822] ? timer_fixup_init+0x70/0x70 [ 392.896995] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 392.902035] ? zap_class+0x640/0x640 [ 392.905771] ? print_usage_bug+0xc0/0xc0 [ 392.909848] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 392.915067] ? find_held_lock+0x36/0x1c0 [ 392.919150] ? zap_class+0x640/0x640 [ 392.922888] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.928465] ? check_preemption_disabled+0x48/0x280 [ 392.933517] ? __lock_is_held+0xb5/0x140 [ 392.937599] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.943153] ? check_preemption_disabled+0x48/0x280 [ 392.948200] run_timer_softirq+0x52/0xb0 [ 392.952274] ? rcu_read_lock_sched_held+0x14f/0x180 [ 392.957303] __do_softirq+0x308/0xb7e [ 392.961167] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 392.965677] ? lock_downgrade+0x900/0x900 [ 392.969847] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 392.974982] ? pvclock_read_flags+0x160/0x160 [ 392.979493] ? lapic_next_event+0x5a/0x90 [ 392.983659] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.989220] ? kvm_clock_read+0x18/0x30 [ 392.993211] ? kvm_sched_clock_read+0x9/0x20 [ 392.997639] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.003197] ? check_preemption_disabled+0x48/0x280 [ 393.008239] irq_exit+0x17f/0x1c0 [ 393.011717] smp_apic_timer_interrupt+0x1cb/0x760 [ 393.016578] ? smp_call_function_single_interrupt+0x650/0x650 [ 393.022476] ? interrupt_entry+0xb5/0xc0 [ 393.026554] ? trace_hardirqs_off_caller+0xbb/0x310 [ 393.031581] ? trace_hardirqs_off_caller+0xbb/0x310 [ 393.036612] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.041470] ? trace_hardirqs_on_caller+0x310/0x310 [ 393.046505] ? trace_hardirqs_on_caller+0x310/0x310 [ 393.051538] ? task_prio+0x50/0x50 [ 393.055092] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.060642] ? check_preemption_disabled+0x48/0x280 [ 393.065674] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.070537] apic_timer_interrupt+0xf/0x20 [ 393.074776] [ 393.077030] RIP: 0010:check_memory_region+0x117/0x1b0 [ 393.082235] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 393.101144] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 393.108865] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 393.116143] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 393.123538] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 393.130812] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 393.138090] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 393.145389] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 393.150688] kasan_check_read+0x11/0x20 [ 393.154674] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 393.159788] ? rcu_softirq_qs+0x20/0x20 [ 393.163783] rcu_is_watching+0x10/0x30 [ 393.167685] page_evictable+0x3c0/0x540 [ 393.171670] ? kswapd_stop+0x100/0x100 [ 393.175576] ? trace_hardirqs_off_caller+0x310/0x310 [ 393.180690] ? perf_trace_sched_process_exec+0x860/0x860 [ 393.186158] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.191720] ? check_preemption_disabled+0x48/0x280 [ 393.196754] shrink_active_list+0x869/0x1f00 [ 393.201187] ? mark_held_locks+0xc7/0x130 [ 393.205357] ? shrink_inactive_list+0x1c60/0x1c60 [ 393.210215] ? trace_hardirqs_on+0xbd/0x310 [ 393.214550] ? find_held_lock+0x36/0x1c0 [ 393.218623] ? shrink_inactive_list+0xa4a/0x1c60 [ 393.223392] ? trace_hardirqs_off_caller+0x310/0x310 [ 393.228507] ? zap_class+0x640/0x640 [ 393.232236] ? print_usage_bug+0xc0/0xc0 [ 393.236326] ? __page_frag_cache_drain+0x210/0x210 [ 393.241264] ? print_usage_bug+0xc0/0xc0 [ 393.245341] ? mark_held_locks+0xc7/0x130 [ 393.249509] ? find_held_lock+0x36/0x1c0 [ 393.253583] ? zap_class+0x640/0x640 [ 393.257311] ? mark_held_locks+0xc7/0x130 [ 393.261474] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.267028] ? check_preemption_disabled+0x48/0x280 [ 393.272065] ? zap_class+0x640/0x640 [ 393.275791] ? __lock_is_held+0xb5/0x140 [ 393.279868] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.285421] ? check_preemption_disabled+0x48/0x280 [ 393.290457] ? __lock_is_held+0xb5/0x140 [ 393.294540] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 393.299571] ? inactive_list_is_low+0x305/0x880 [ 393.304258] ? lruvec_lru_size+0x450/0x450 [ 393.308501] ? kasan_check_read+0x11/0x20 [ 393.312673] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 393.317625] shrink_node_memcg+0x803/0x18f0 [ 393.321992] ? shrink_active_list+0x1f00/0x1f00 [ 393.326675] ? lock_downgrade+0x900/0x900 [ 393.330835] ? check_flush_dependency+0x410/0x410 [ 393.335691] ? kasan_check_read+0x11/0x20 [ 393.339847] ? do_raw_spin_unlock+0xa7/0x330 [ 393.344272] ? ___preempt_schedule+0x16/0x18 [ 393.348696] ? _raw_spin_unlock+0x3f/0x50 [ 393.352862] shrink_node+0x3bc/0x16b0 [ 393.356679] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 393.362000] ? shrink_node_memcg+0x18f0/0x18f0 [ 393.366589] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 393.371190] ? trace_hardirqs_on+0xbd/0x310 [ 393.375522] ? vmpressure+0x271/0x340 [ 393.379340] ? do_raw_spin_trylock+0x270/0x270 [ 393.383964] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 393.389515] ? __cpuset_node_allowed+0x19b/0x660 [ 393.394285] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 393.400007] ? vmpressure+0x1a2/0x340 [ 393.403832] do_try_to_free_pages+0x3e7/0x1290 [ 393.408426] ? zap_class+0x640/0x640 [ 393.412167] ? shrink_node+0x16b0/0x16b0 [ 393.416244] ? __lock_is_held+0xb5/0x140 [ 393.420329] try_to_free_pages+0x4d0/0xb90 [ 393.424581] ? do_try_to_free_pages+0x1290/0x1290 [ 393.429447] ? lock_acquire+0x1ed/0x520 [ 393.433434] ? set_page_refcounted+0x280/0x280 [ 393.438034] ? lock_release+0xa00/0xa00 [ 393.442021] ? _raw_spin_unlock_irq+0x60/0x80 [ 393.446524] ? psi_memstall_enter+0x240/0x2b0 [ 393.451032] ? psi_memstall_tick+0x230/0x230 [ 393.455461] __alloc_pages_slowpath+0xa48/0x2de0 [ 393.460254] ? warn_alloc+0x120/0x120 [ 393.464063] ? mark_held_locks+0x130/0x130 [ 393.468312] ? find_get_entry+0xaae/0x1120 [ 393.472563] ? filemap_map_pages+0x1a20/0x1a20 [ 393.477161] ? zap_class+0x640/0x640 [ 393.480898] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.486466] ? check_preemption_disabled+0x48/0x280 [ 393.491495] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.497041] ? should_fail+0x22d/0xd01 [ 393.500963] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 393.506081] ? zap_class+0x640/0x640 [ 393.509832] ? __lock_is_held+0xb5/0x140 [ 393.513910] ? mark_held_locks+0x130/0x130 [ 393.518184] ? lock_release+0xa00/0xa00 [ 393.522168] ? perf_trace_sched_process_exec+0x860/0x860 [ 393.527672] ? xa_load+0x2ba/0x460 [ 393.531235] ? lock_downgrade+0x900/0x900 [ 393.535398] ? __might_sleep+0x95/0x190 [ 393.539393] __alloc_pages_nodemask+0xad8/0xea0 [ 393.544081] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 393.549111] ? __page_cache_alloc+0x191/0x5c0 [ 393.553616] ? xa_load+0x2e1/0x460 [ 393.557170] ? xa_clear_mark+0x40/0x40 [ 393.561076] ? zap_class+0x640/0x640 [ 393.564810] ? zap_class+0x640/0x640 [ 393.568533] ? zap_class+0x640/0x640 [ 393.572261] ? __do_page_cache_readahead+0x663/0x810 [ 393.577380] ? find_held_lock+0x36/0x1c0 [ 393.581467] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 393.587024] alloc_pages_current+0x173/0x350 [ 393.591452] __page_cache_alloc+0x38c/0x5c0 [ 393.595788] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 393.600735] ? kasan_check_read+0x11/0x20 [ 393.604901] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 393.610225] ? generic_perform_write+0x6a0/0x6a0 [ 393.614999] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.620552] ? check_preemption_disabled+0x48/0x280 [ 393.625591] filemap_fault+0x1595/0x25f0 [ 393.629677] ? __lock_page_or_retry+0xa00/0xa00 [ 393.634363] ? mark_held_locks+0x130/0x130 [ 393.638625] ? filemap_map_pages+0xd6b/0x1a20 [ 393.643154] ? lock_downgrade+0x900/0x900 [ 393.647321] ? check_preemption_disabled+0x48/0x280 [ 393.652350] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 393.657289] ? kasan_check_read+0x11/0x20 [ 393.661446] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 393.666730] ? rcu_softirq_qs+0x20/0x20 [ 393.670725] ? filemap_map_pages+0xd92/0x1a20 [ 393.675235] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.680789] ? find_get_entries_tag+0x1400/0x1400 [ 393.685649] ? __lock_acquire+0x62f/0x4c20 [ 393.689907] ? lock_acquire+0x1ed/0x520 [ 393.693909] ? ext4_filemap_fault+0x7a/0xad [ 393.698273] ? lock_release+0xa00/0xa00 [ 393.702261] ? perf_trace_sched_process_exec+0x860/0x860 [ 393.707720] ? print_usage_bug+0xc0/0xc0 [ 393.711793] ? print_usage_bug+0xc0/0xc0 [ 393.715874] ? down_read+0x8d/0x120 [ 393.719510] ? ext4_filemap_fault+0x7a/0xad [ 393.723839] ? __down_interruptible+0x700/0x700 [ 393.728528] ext4_filemap_fault+0x82/0xad [ 393.732689] __do_fault+0x100/0x6b0 [ 393.736336] ? pmd_devmap_trans_unstable+0x220/0x220 [ 393.741451] ? mark_held_locks+0x130/0x130 [ 393.745701] ? mark_held_locks+0x130/0x130 [ 393.749961] ? find_held_lock+0x36/0x1c0 [ 393.754041] ? find_held_lock+0x36/0x1c0 [ 393.758117] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.763669] __handle_mm_fault+0x3ea0/0x5be0 [ 393.768088] ? poll_select_copy_remaining+0x18c/0x6a0 [ 393.773296] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 393.778160] ? __might_fault+0x12b/0x1e0 [ 393.782235] ? lock_downgrade+0x900/0x900 [ 393.786407] ? zap_class+0x640/0x640 [ 393.790128] ? zap_class+0x640/0x640 [ 393.793857] ? find_held_lock+0x36/0x1c0 [ 393.797961] ? handle_mm_fault+0x42a/0xc70 [ 393.802217] ? lock_downgrade+0x900/0x900 [ 393.806375] ? check_preemption_disabled+0x48/0x280 [ 393.811404] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 393.816342] ? kasan_check_read+0x11/0x20 [ 393.820499] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 393.825786] ? rcu_softirq_qs+0x20/0x20 [ 393.829773] ? trace_hardirqs_off_caller+0x310/0x310 [ 393.834887] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.840453] ? check_preemption_disabled+0x48/0x280 [ 393.845487] handle_mm_fault+0x54f/0xc70 [ 393.849562] ? __handle_mm_fault+0x5be0/0x5be0 [ 393.854159] ? find_vma+0x34/0x190 [ 393.857720] __do_page_fault+0x5e8/0xe60 [ 393.861790] ? trace_hardirqs_off+0xb8/0x310 [ 393.866222] do_page_fault+0xf2/0x7e0 [ 393.870034] ? vmalloc_sync_all+0x30/0x30 [ 393.874196] ? error_entry+0x70/0xd0 [ 393.877945] ? trace_hardirqs_off_caller+0xbb/0x310 [ 393.882988] ? trace_hardirqs_on_caller+0xc0/0x310 [ 393.887947] ? syscall_return_slowpath+0x5e0/0x5e0 [ 393.892887] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.897761] ? trace_hardirqs_on_caller+0x310/0x310 [ 393.902790] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 393.908255] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 393.913283] ? prepare_exit_to_usermode+0x291/0x3b0 [ 393.918308] ? page_fault+0x8/0x30 [ 393.921861] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.926720] ? page_fault+0x8/0x30 [ 393.930270] page_fault+0x1e/0x30 [ 393.933734] RIP: 0033:0x7efe5ebdedd3 [ 393.937468] Code: Bad RIP value. [ 393.940838] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 393.946206] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 393.953483] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 393.960758] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 393.968035] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 393.975308] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 393.982611] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 393.982616] warn_alloc_show_mem: 1 callbacks suppressed [ 393.982623] Mem-Info: [ 393.990041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 393.995424] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 393.995424] active_file:14 inactive_file:10 isolated_file:0 [ 393.995424] unevictable:0 dirty:0 writeback:0 unstable:0 [ 393.995424] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 393.995424] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 393.995424] free:13762 free_pcp:570 free_cma:0 [ 393.997804] Call Trace: [ 394.007208] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 394.040057] [ 394.042636] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 394.070066] dump_stack+0x244/0x39d [ 394.072205] lowmem_reserve[]: 0 2818 6321 6321 [ 394.098445] ? dump_stack_print_info.cold.1+0x20/0x20 [ 394.102059] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 394.106650] warn_alloc.cold.116+0xb7/0x1bd [ 394.111812] lowmem_reserve[]: 0 0 3503 3503 [ 394.139491] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 394.143796] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 394.148122] ? lock_downgrade+0x900/0x900 [ 394.152963] lowmem_reserve[]: 0 0 0 0 [ 394.181961] ? trace_hardirqs_off+0xb8/0x310 [ 394.186096] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 394.189904] ? trace_hardirqs_off+0xb8/0x310 [ 394.194298] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 394.207825] __alloc_pages_slowpath+0x2651/0x2de0 [ 394.212217] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 394.227515] ? warn_alloc+0x120/0x120 [ 394.232331] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 394.247321] ? print_usage_bug+0xc0/0xc0 [ 394.251113] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 394.259957] ? warn_alloc+0x120/0x120 [ 394.264009] 268 total pagecache pages [ 394.272588] ? warn_alloc+0x120/0x120 [ 394.276376] 0 pages in swap cache [ 394.280172] ? print_usage_bug+0xc0/0xc0 [ 394.283977] Swap cache stats: add 0, delete 0, find 0/0 [ 394.287428] ? kvm_clock_read+0x18/0x30 [ 394.291469] Free swap = 0kB [ 394.296837] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 394.300790] Total swap = 0kB [ 394.303809] ? print_usage_bug+0xc0/0xc0 [ 394.308806] 1965979 pages RAM [ 394.311825] ? __lock_acquire+0x62f/0x4c20 [ 394.315872] 0 pages HighMem/MovableOnly [ 394.318982] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.323206] 342854 pages reserved [ 394.327181] ? should_fail+0x22d/0xd01 [ 394.332705] 0 pages cma reserved [ 394.336245] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 394.340179] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 394.343484] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 394.348796] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 394.355231] ? __lock_acquire+0x62f/0x4c20 [ 394.360316] init cpuset=/ mems_allowed=0 [ 394.370021] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 394.383401] ? __lock_acquire+0x62f/0x4c20 [ 394.387642] ? should_fail+0x22d/0xd01 [ 394.391535] ? rcu_irq_exit+0x1a2/0x390 [ 394.395532] ? mark_held_locks+0x130/0x130 [ 394.399780] ? mark_held_locks+0x130/0x130 [ 394.404031] ? mark_held_locks+0xc7/0x130 [ 394.408190] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 394.413219] ? zap_class+0x640/0x640 [ 394.416969] ? print_usage_bug+0xc0/0xc0 [ 394.421046] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.426593] ? check_preemption_disabled+0x48/0x280 [ 394.431635] ? __lock_is_held+0xb5/0x140 [ 394.435714] __alloc_pages_nodemask+0xad8/0xea0 [ 394.440397] ? zap_class+0x640/0x640 [ 394.444131] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 394.449170] ? find_held_lock+0x36/0x1c0 [ 394.453251] ? ____cache_alloc_node+0x1c7/0x1e0 [ 394.457952] ? lock_downgrade+0x900/0x900 [ 394.462124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.467677] cache_grow_begin+0xa5/0x8c0 [ 394.471876] ? do_raw_spin_unlock+0xa7/0x330 [ 394.476303] fallback_alloc+0x204/0x2e0 [ 394.480293] ____cache_alloc_node+0x1c7/0x1e0 [ 394.484803] kmem_cache_alloc_node+0xe3/0x730 [ 394.489308] ? ipv6_get_ifaddr+0x42e/0x620 [ 394.493567] __alloc_skb+0x119/0x770 [ 394.497289] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 394.502583] ? netdev_alloc_frag+0x1f0/0x1f0 [ 394.507005] ? lock_downgrade+0x900/0x900 [ 394.511174] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.516721] ? refcount_sub_and_test_checked+0x203/0x310 [ 394.522184] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 394.527649] ? addrconf_rs_timer+0x690/0x690 [ 394.532088] ndisc_alloc_skb+0x144/0x340 [ 394.536165] ndisc_send_rs+0x331/0x6e0 [ 394.540068] addrconf_rs_timer+0x314/0x690 [ 394.544323] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.548578] call_timer_fn+0x272/0x920 [ 394.552474] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.556721] ? process_timeout+0x40/0x40 [ 394.560802] ? __run_timers+0x7da/0xc70 [ 394.564790] ? _raw_spin_unlock_irq+0x27/0x80 [ 394.569299] ? _raw_spin_unlock_irq+0x27/0x80 [ 394.573800] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.578045] ? lockdep_hardirqs_on+0x296/0x5b0 [ 394.582637] ? trace_hardirqs_on+0xbd/0x310 [ 394.586984] ? kasan_check_read+0x11/0x20 [ 394.591140] ? __run_timers+0x7da/0xc70 [ 394.595129] ? trace_hardirqs_off_caller+0x310/0x310 [ 394.600257] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.604501] __run_timers+0x7e5/0xc70 [ 394.608319] ? timer_fixup_init+0x70/0x70 [ 394.612483] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 394.617510] ? zap_class+0x640/0x640 [ 394.621241] ? enqueue_hrtimer+0x1a5/0x560 [ 394.625494] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 394.630703] ? find_held_lock+0x36/0x1c0 [ 394.634777] ? zap_class+0x640/0x640 [ 394.638503] ? pvclock_read_flags+0x160/0x160 [ 394.643011] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.648559] ? check_preemption_disabled+0x48/0x280 [ 394.653593] ? __lock_is_held+0xb5/0x140 [ 394.657666] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.663220] ? check_preemption_disabled+0x48/0x280 [ 394.668251] run_timer_softirq+0x52/0xb0 [ 394.672321] ? rcu_read_lock_sched_held+0x14f/0x180 [ 394.677348] __do_softirq+0x308/0xb7e [ 394.681167] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 394.685669] ? lock_downgrade+0x900/0x900 [ 394.689840] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 394.694975] ? pvclock_read_flags+0x160/0x160 [ 394.699486] ? lapic_next_event+0x5a/0x90 [ 394.703649] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.709202] ? kvm_clock_read+0x18/0x30 [ 394.713186] ? kvm_sched_clock_read+0x9/0x20 [ 394.717607] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.723158] ? check_preemption_disabled+0x48/0x280 [ 394.728192] irq_exit+0x17f/0x1c0 [ 394.731664] smp_apic_timer_interrupt+0x1cb/0x760 [ 394.736519] ? smp_reschedule_interrupt+0x109/0x650 [ 394.741547] ? smp_call_function_single_interrupt+0x650/0x650 [ 394.747443] ? interrupt_entry+0xb5/0xc0 [ 394.751521] ? trace_hardirqs_off_caller+0xbb/0x310 [ 394.756546] ? trace_hardirqs_off_caller+0xbb/0x310 [ 394.761576] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 394.766433] ? trace_hardirqs_on_caller+0x310/0x310 [ 394.771462] ? trace_hardirqs_on_caller+0x310/0x310 [ 394.776490] ? task_prio+0x50/0x50 [ 394.780042] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.785588] ? check_preemption_disabled+0x48/0x280 [ 394.790622] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 394.795488] apic_timer_interrupt+0xf/0x20 [ 394.799725] [ 394.801990] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 394.806949] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 394.825862] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 394.833576] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 394.840851] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 394.848128] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 394.855404] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 394.862685] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 394.870023] skb_clone+0x1bb/0x500 [ 394.873575] ? finish_task_switch+0x663/0x910 [ 394.878087] ? skb_split+0x11e0/0x11e0 [ 394.881995] ? preempt_notifier_register+0x200/0x200 [ 394.887106] ? __switch_to_asm+0x34/0x70 [ 394.891179] ? __switch_to_asm+0x34/0x70 [ 394.895251] ? __switch_to_asm+0x40/0x70 [ 394.899320] ? __switch_to_asm+0x34/0x70 [ 394.903385] ? __switch_to_asm+0x40/0x70 [ 394.907452] ? __switch_to_asm+0x34/0x70 [ 394.911519] ? __switch_to_asm+0x40/0x70 [ 394.915628] ? __switch_to_asm+0x34/0x70 [ 394.919717] ? __switch_to_asm+0x34/0x70 [ 394.923789] ? __switch_to_asm+0x40/0x70 [ 394.927855] ? __switch_to_asm+0x34/0x70 [ 394.931947] bpf_clone_redirect+0xb9/0x490 [ 394.936196] ? __schedule+0x8d7/0x21d0 [ 394.940098] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 394.945129] ? __sched_text_start+0x8/0x8 [ 394.949286] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 394.954065] ? find_held_lock+0x36/0x1c0 [ 394.958150] ? lock_acquire+0x1ed/0x520 [ 394.962139] ? bpf_test_run+0x3cb/0x780 [ 394.966129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.971685] ? check_preemption_disabled+0x48/0x280 [ 394.976720] ? kasan_check_read+0x11/0x20 [ 394.980875] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 394.986165] ? rcu_softirq_qs+0x20/0x20 [ 394.990150] ? preempt_schedule+0x4d/0x60 [ 394.994305] ? ___preempt_schedule+0x16/0x18 [ 394.998730] ? bpf_test_run+0x25d/0x780 [ 395.002725] ? netlink_diag_dump+0x2a0/0x2a0 [ 395.007146] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.012695] ? bpf_test_init.isra.10+0x70/0x100 [ 395.017382] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 395.022157] ? bpf_test_finish.isra.9+0x260/0x260 [ 395.027014] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 395.032607] ? fput+0x130/0x1a0 [ 395.035901] ? __bpf_prog_get+0x9b/0x290 [ 395.039996] ? bpf_test_finish.isra.9+0x260/0x260 [ 395.044846] ? bpf_prog_test_run+0x130/0x1a0 [ 395.049267] ? __x64_sys_bpf+0x3db/0x520 [ 395.053338] ? bpf_prog_get+0x20/0x20 [ 395.057171] ? do_syscall_64+0x1b9/0x820 [ 395.061243] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 395.066621] ? syscall_return_slowpath+0x5e0/0x5e0 [ 395.071564] ? trace_hardirqs_on_caller+0x310/0x310 [ 395.076591] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 395.081621] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 395.088300] ? __switch_to_asm+0x40/0x70 [ 395.092370] ? __switch_to_asm+0x34/0x70 [ 395.096449] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.101312] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 395.106707] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 395.106774] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 395.112962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 395.112967] Call Trace: [ 395.112974] [ 395.112992] dump_stack+0x244/0x39d [ 395.113011] ? dump_stack_print_info.cold.1+0x20/0x20 [ 395.120081] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 395.129364] warn_alloc.cold.116+0xb7/0x1bd [ 395.131950] syz-executor2 cpuset=syz2 mems_allowed=0 [ 395.134104] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 395.167816] ? lock_downgrade+0x900/0x900 [ 395.171990] ? trace_hardirqs_off+0xb8/0x310 [ 395.176416] ? trace_hardirqs_off+0xb8/0x310 [ 395.180841] __alloc_pages_slowpath+0x2651/0x2de0 [ 395.185720] ? warn_alloc+0x120/0x120 [ 395.189535] ? print_usage_bug+0xc0/0xc0 [ 395.193607] ? warn_alloc+0x120/0x120 [ 395.197431] ? warn_alloc+0x120/0x120 [ 395.201246] ? print_usage_bug+0xc0/0xc0 [ 395.205321] ? print_usage_bug+0xc0/0xc0 [ 395.209407] ? __lock_acquire+0x62f/0x4c20 [ 395.213657] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.219209] ? should_fail+0x22d/0xd01 [ 395.223231] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.228346] ? __lock_acquire+0x62f/0x4c20 [ 395.232594] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.237705] ? __lock_acquire+0x62f/0x4c20 [ 395.241970] ? should_fail+0x22d/0xd01 [ 395.245866] ? find_held_lock+0x36/0x1c0 [ 395.249967] ? mark_held_locks+0x130/0x130 [ 395.254325] ? mark_held_locks+0x130/0x130 [ 395.258566] ? zap_class+0x640/0x640 [ 395.262288] ? zap_class+0x640/0x640 [ 395.266012] ? print_usage_bug+0xc0/0xc0 [ 395.270083] ? do_raw_spin_unlock+0xa7/0x330 [ 395.274504] ? zap_class+0x640/0x640 [ 395.278271] ? print_usage_bug+0xc0/0xc0 [ 395.282344] ? wq_watchdog_touch+0x9c/0xfe [ 395.286592] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.292140] ? check_preemption_disabled+0x48/0x280 [ 395.297186] ? __lock_is_held+0xb5/0x140 [ 395.301272] __alloc_pages_nodemask+0xad8/0xea0 [ 395.305973] ? zap_class+0x640/0x640 [ 395.309702] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 395.314740] ? find_held_lock+0x36/0x1c0 [ 395.318823] ? ____cache_alloc_node+0x1c7/0x1e0 [ 395.323507] ? lock_downgrade+0x900/0x900 [ 395.327671] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.333225] cache_grow_begin+0xa5/0x8c0 [ 395.337298] ? do_raw_spin_unlock+0xa7/0x330 [ 395.341725] fallback_alloc+0x204/0x2e0 [ 395.345716] ____cache_alloc_node+0x1c7/0x1e0 [ 395.350232] kmem_cache_alloc_node+0xe3/0x730 [ 395.354738] ? ipv6_get_ifaddr+0x42e/0x620 [ 395.359007] __alloc_skb+0x119/0x770 [ 395.362728] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 395.368022] ? netdev_alloc_frag+0x1f0/0x1f0 [ 395.372450] ? lock_downgrade+0x900/0x900 [ 395.376618] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.382164] ? refcount_sub_and_test_checked+0x203/0x310 [ 395.387636] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 395.393097] ? addrconf_rs_timer+0x690/0x690 [ 395.397529] ndisc_alloc_skb+0x144/0x340 [ 395.401608] ndisc_send_rs+0x331/0x6e0 [ 395.405514] addrconf_rs_timer+0x314/0x690 [ 395.409767] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.414023] call_timer_fn+0x272/0x920 [ 395.417943] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.422193] ? process_timeout+0x40/0x40 [ 395.426275] ? mark_held_locks+0xc7/0x130 [ 395.430439] ? _raw_spin_unlock_irq+0x27/0x80 [ 395.434963] ? _raw_spin_unlock_irq+0x27/0x80 [ 395.439468] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.443714] ? lockdep_hardirqs_on+0x296/0x5b0 [ 395.448308] ? trace_hardirqs_on+0xbd/0x310 [ 395.452642] ? kasan_check_read+0x11/0x20 [ 395.456800] ? __run_timers+0x7da/0xc70 [ 395.460784] ? trace_hardirqs_off_caller+0x310/0x310 [ 395.465907] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.470179] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.474426] __run_timers+0x7e5/0xc70 [ 395.478250] ? timer_fixup_init+0x70/0x70 [ 395.482415] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 395.487445] ? zap_class+0x640/0x640 [ 395.491178] ? print_usage_bug+0xc0/0xc0 [ 395.495257] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 395.500463] ? find_held_lock+0x36/0x1c0 [ 395.504539] ? zap_class+0x640/0x640 [ 395.508272] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.513822] ? check_preemption_disabled+0x48/0x280 [ 395.518860] ? __lock_is_held+0xb5/0x140 [ 395.522953] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.528511] ? check_preemption_disabled+0x48/0x280 [ 395.533545] run_timer_softirq+0x52/0xb0 [ 395.537619] ? rcu_read_lock_sched_held+0x14f/0x180 [ 395.542646] __do_softirq+0x308/0xb7e [ 395.546462] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 395.550976] ? lock_downgrade+0x900/0x900 [ 395.555145] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 395.560267] ? pvclock_read_flags+0x160/0x160 [ 395.564775] ? lapic_next_event+0x5a/0x90 [ 395.568958] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.574513] ? kvm_clock_read+0x18/0x30 [ 395.578499] ? kvm_sched_clock_read+0x9/0x20 [ 395.582939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.588499] ? check_preemption_disabled+0x48/0x280 [ 395.593537] irq_exit+0x17f/0x1c0 [ 395.597008] smp_apic_timer_interrupt+0x1cb/0x760 [ 395.601862] ? smp_call_function_single_interrupt+0x650/0x650 [ 395.607758] ? interrupt_entry+0xb5/0xc0 [ 395.611832] ? trace_hardirqs_off_caller+0xbb/0x310 [ 395.616876] ? trace_hardirqs_off_caller+0xbb/0x310 [ 395.621910] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.626791] ? trace_hardirqs_on_caller+0x310/0x310 [ 395.631815] ? trace_hardirqs_on_caller+0x310/0x310 [ 395.636841] ? task_prio+0x50/0x50 [ 395.640394] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.645966] ? check_preemption_disabled+0x48/0x280 [ 395.651005] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.655868] apic_timer_interrupt+0xf/0x20 [ 395.660107] [ 395.662360] RIP: 0010:check_memory_region+0x117/0x1b0 [ 395.667560] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 395.686469] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 395.694193] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 395.701468] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 395.708744] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 395.716022] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 395.723300] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 395.730598] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 395.735898] kasan_check_read+0x11/0x20 [ 395.739902] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 395.745037] ? rcu_softirq_qs+0x20/0x20 [ 395.749031] rcu_is_watching+0x10/0x30 [ 395.752957] page_evictable+0x3c0/0x540 [ 395.756968] ? kswapd_stop+0x100/0x100 [ 395.760875] ? trace_hardirqs_off_caller+0x310/0x310 [ 395.765992] ? perf_trace_sched_process_exec+0x860/0x860 [ 395.771456] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.777007] ? check_preemption_disabled+0x48/0x280 [ 395.782040] shrink_active_list+0x869/0x1f00 [ 395.786472] ? mark_held_locks+0xc7/0x130 [ 395.790635] ? shrink_inactive_list+0x1c60/0x1c60 [ 395.795489] ? trace_hardirqs_on+0xbd/0x310 [ 395.799824] ? find_held_lock+0x36/0x1c0 [ 395.803892] ? shrink_inactive_list+0xa4a/0x1c60 [ 395.808676] ? trace_hardirqs_off_caller+0x310/0x310 [ 395.813786] ? zap_class+0x640/0x640 [ 395.817512] ? print_usage_bug+0xc0/0xc0 [ 395.821600] ? __page_frag_cache_drain+0x210/0x210 [ 395.826536] ? print_usage_bug+0xc0/0xc0 [ 395.830611] ? mark_held_locks+0xc7/0x130 [ 395.834775] ? find_held_lock+0x36/0x1c0 [ 395.838849] ? zap_class+0x640/0x640 [ 395.842575] ? mark_held_locks+0xc7/0x130 [ 395.846738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.852286] ? check_preemption_disabled+0x48/0x280 [ 395.857317] ? zap_class+0x640/0x640 [ 395.861039] ? __lock_is_held+0xb5/0x140 [ 395.865117] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.870665] ? check_preemption_disabled+0x48/0x280 [ 395.875701] ? __lock_is_held+0xb5/0x140 [ 395.879784] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 395.884808] ? inactive_list_is_low+0x305/0x880 [ 395.889492] ? lruvec_lru_size+0x450/0x450 [ 395.893738] ? kasan_check_read+0x11/0x20 [ 395.897906] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 395.902875] shrink_node_memcg+0x803/0x18f0 [ 395.907225] ? shrink_active_list+0x1f00/0x1f00 [ 395.911908] ? lock_downgrade+0x900/0x900 [ 395.916090] ? check_flush_dependency+0x410/0x410 [ 395.920964] ? kasan_check_read+0x11/0x20 [ 395.925123] ? do_raw_spin_unlock+0xa7/0x330 [ 395.929551] ? ___preempt_schedule+0x16/0x18 [ 395.934005] ? _raw_spin_unlock+0x3f/0x50 [ 395.938168] shrink_node+0x3bc/0x16b0 [ 395.941993] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 395.947307] ? shrink_node_memcg+0x18f0/0x18f0 [ 395.951895] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 395.956510] ? trace_hardirqs_on+0xbd/0x310 [ 395.960841] ? vmpressure+0x271/0x340 [ 395.964659] ? do_raw_spin_trylock+0x270/0x270 [ 395.969259] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 395.974806] ? __cpuset_node_allowed+0x19b/0x660 [ 395.979574] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 395.985555] ? vmpressure+0x1a2/0x340 [ 395.989380] do_try_to_free_pages+0x3e7/0x1290 [ 395.993979] ? zap_class+0x640/0x640 [ 395.997717] ? shrink_node+0x16b0/0x16b0 [ 396.001790] ? __lock_is_held+0xb5/0x140 [ 396.005874] try_to_free_pages+0x4d0/0xb90 [ 396.010128] ? do_try_to_free_pages+0x1290/0x1290 [ 396.014994] ? lock_acquire+0x1ed/0x520 [ 396.018980] ? set_page_refcounted+0x280/0x280 [ 396.023577] ? lock_release+0xa00/0xa00 [ 396.027563] ? _raw_spin_unlock_irq+0x60/0x80 [ 396.032068] ? psi_memstall_enter+0x240/0x2b0 [ 396.036572] ? psi_memstall_tick+0x230/0x230 [ 396.041003] __alloc_pages_slowpath+0xa48/0x2de0 [ 396.045797] ? warn_alloc+0x120/0x120 [ 396.049606] ? mark_held_locks+0x130/0x130 [ 396.053856] ? find_get_entry+0xaae/0x1120 [ 396.058113] ? filemap_map_pages+0x1a20/0x1a20 [ 396.062708] ? zap_class+0x640/0x640 [ 396.066438] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.071990] ? check_preemption_disabled+0x48/0x280 [ 396.077017] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.082565] ? should_fail+0x22d/0xd01 [ 396.086471] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 396.091588] ? zap_class+0x640/0x640 [ 396.095341] ? __lock_is_held+0xb5/0x140 [ 396.099420] ? mark_held_locks+0x130/0x130 [ 396.103672] ? lock_release+0xa00/0xa00 [ 396.107656] ? perf_trace_sched_process_exec+0x860/0x860 [ 396.113117] ? xa_load+0x2ba/0x460 [ 396.116675] ? lock_downgrade+0x900/0x900 [ 396.120840] ? __might_sleep+0x95/0x190 [ 396.124834] __alloc_pages_nodemask+0xad8/0xea0 [ 396.129523] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 396.134551] ? __page_cache_alloc+0x191/0x5c0 [ 396.139052] ? xa_load+0x2e1/0x460 [ 396.142600] ? xa_clear_mark+0x40/0x40 [ 396.146503] ? zap_class+0x640/0x640 [ 396.150241] ? zap_class+0x640/0x640 [ 396.153975] ? zap_class+0x640/0x640 [ 396.157696] ? __do_page_cache_readahead+0x663/0x810 [ 396.162815] ? find_held_lock+0x36/0x1c0 [ 396.166895] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 396.172474] alloc_pages_current+0x173/0x350 [ 396.176901] __page_cache_alloc+0x38c/0x5c0 [ 396.181253] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 396.186200] ? kasan_check_read+0x11/0x20 [ 396.190362] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 396.195651] ? generic_perform_write+0x6a0/0x6a0 [ 396.200418] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.206007] ? check_preemption_disabled+0x48/0x280 [ 396.211044] filemap_fault+0x1595/0x25f0 [ 396.215128] ? __lock_page_or_retry+0xa00/0xa00 [ 396.219808] ? mark_held_locks+0x130/0x130 [ 396.224067] ? filemap_map_pages+0xd6b/0x1a20 [ 396.228575] ? lock_downgrade+0x900/0x900 [ 396.232737] ? check_preemption_disabled+0x48/0x280 [ 396.237765] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 396.242706] ? kasan_check_read+0x11/0x20 [ 396.246864] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 396.252150] ? rcu_softirq_qs+0x20/0x20 [ 396.256155] ? filemap_map_pages+0xd92/0x1a20 [ 396.260674] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.266232] ? find_get_entries_tag+0x1400/0x1400 [ 396.271096] ? __lock_acquire+0x62f/0x4c20 [ 396.275369] ? lock_acquire+0x1ed/0x520 [ 396.279352] ? ext4_filemap_fault+0x7a/0xad [ 396.283689] ? lock_release+0xa00/0xa00 [ 396.287674] ? perf_trace_sched_process_exec+0x860/0x860 [ 396.293140] ? print_usage_bug+0xc0/0xc0 [ 396.297217] ? print_usage_bug+0xc0/0xc0 [ 396.301301] ? down_read+0x8d/0x120 [ 396.304953] ? ext4_filemap_fault+0x7a/0xad [ 396.309288] ? __down_interruptible+0x700/0x700 [ 396.313997] ext4_filemap_fault+0x82/0xad [ 396.318158] __do_fault+0x100/0x6b0 [ 396.321804] ? pmd_devmap_trans_unstable+0x220/0x220 [ 396.326942] ? mark_held_locks+0x130/0x130 [ 396.331196] ? mark_held_locks+0x130/0x130 [ 396.335442] ? find_held_lock+0x36/0x1c0 [ 396.339522] ? find_held_lock+0x36/0x1c0 [ 396.343595] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.349154] __handle_mm_fault+0x3ea0/0x5be0 [ 396.353577] ? poll_select_copy_remaining+0x18c/0x6a0 [ 396.358788] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 396.363652] ? __might_fault+0x12b/0x1e0 [ 396.367725] ? lock_downgrade+0x900/0x900 [ 396.371893] ? zap_class+0x640/0x640 [ 396.375640] ? zap_class+0x640/0x640 [ 396.379373] ? find_held_lock+0x36/0x1c0 [ 396.383454] ? handle_mm_fault+0x42a/0xc70 [ 396.387704] ? lock_downgrade+0x900/0x900 [ 396.391862] ? check_preemption_disabled+0x48/0x280 [ 396.396889] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 396.401852] ? kasan_check_read+0x11/0x20 [ 396.406009] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 396.411295] ? rcu_softirq_qs+0x20/0x20 [ 396.415279] ? trace_hardirqs_off_caller+0x310/0x310 [ 396.420401] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.425971] ? check_preemption_disabled+0x48/0x280 [ 396.431009] handle_mm_fault+0x54f/0xc70 [ 396.435084] ? __handle_mm_fault+0x5be0/0x5be0 [ 396.439683] ? find_vma+0x34/0x190 [ 396.443244] __do_page_fault+0x5e8/0xe60 [ 396.447313] ? trace_hardirqs_off+0xb8/0x310 [ 396.451742] do_page_fault+0xf2/0x7e0 [ 396.455553] ? vmalloc_sync_all+0x30/0x30 [ 396.459714] ? error_entry+0x70/0xd0 [ 396.463439] ? trace_hardirqs_off_caller+0xbb/0x310 [ 396.468464] ? trace_hardirqs_on_caller+0xc0/0x310 [ 396.473402] ? syscall_return_slowpath+0x5e0/0x5e0 [ 396.478340] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 396.483197] ? trace_hardirqs_on_caller+0x310/0x310 [ 396.488225] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 396.493689] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 396.498719] ? prepare_exit_to_usermode+0x291/0x3b0 [ 396.503748] ? page_fault+0x8/0x30 [ 396.507304] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 396.512160] ? page_fault+0x8/0x30 [ 396.515718] page_fault+0x1e/0x30 [ 396.519186] RIP: 0033:0x7efe5ebdedd3 [ 396.522918] Code: Bad RIP value. [ 396.526341] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 396.531712] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 396.538989] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 396.546268] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 396.553543] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 396.560817] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 396.568123] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 396.568128] warn_alloc_show_mem: 1 callbacks suppressed [ 396.568135] Mem-Info: [ 396.575418] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 396.580798] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 396.580798] active_file:14 inactive_file:10 isolated_file:0 [ 396.580798] unevictable:0 dirty:0 writeback:0 unstable:0 [ 396.580798] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 396.580798] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 396.580798] free:13762 free_pcp:570 free_cma:0 [ 396.583179] Call Trace: [ 396.592580] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 396.625445] [ 396.628027] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 396.655454] dump_stack+0x244/0x39d [ 396.657590] lowmem_reserve[]: 0 2818 6321 6321 [ 396.683724] ? dump_stack_print_info.cold.1+0x20/0x20 [ 396.687336] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 396.691953] warn_alloc.cold.116+0xb7/0x1bd [ 396.697121] lowmem_reserve[]: 0 0 3503 3503 [ 396.724857] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 396.729174] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 396.733498] ? lock_downgrade+0x900/0x900 [ 396.738323] lowmem_reserve[]: 0 0 0 0 [ 396.767306] ? trace_hardirqs_off+0xb8/0x310 [ 396.771434] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 396.775242] ? trace_hardirqs_off+0xb8/0x310 [ 396.779632] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 396.793164] __alloc_pages_slowpath+0x2651/0x2de0 [ 396.797549] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 396.812832] ? warn_alloc+0x120/0x120 [ 396.817698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 396.832697] ? print_usage_bug+0xc0/0xc0 [ 396.836482] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 396.845377] ? warn_alloc+0x120/0x120 [ 396.849426] 268 total pagecache pages [ 396.858004] ? warn_alloc+0x120/0x120 [ 396.861794] 0 pages in swap cache [ 396.865593] ? print_usage_bug+0xc0/0xc0 [ 396.869382] Swap cache stats: add 0, delete 0, find 0/0 [ 396.872834] ? kvm_clock_read+0x18/0x30 [ 396.876876] Free swap = 0kB [ 396.882240] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 396.886201] Total swap = 0kB [ 396.889223] ? print_usage_bug+0xc0/0xc0 [ 396.894223] 1965979 pages RAM [ 396.897246] ? __lock_acquire+0x62f/0x4c20 [ 396.901288] 0 pages HighMem/MovableOnly [ 396.904397] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.908615] 342854 pages reserved [ 396.912594] ? should_fail+0x22d/0xd01 [ 396.918113] 0 pages cma reserved [ 396.921572] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 396.925505] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 396.928816] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 396.934171] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 396.940573] ? __lock_acquire+0x62f/0x4c20 [ 396.945660] init cpuset=/ mems_allowed=0 [ 396.955370] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 396.968741] ? __lock_acquire+0x62f/0x4c20 [ 396.972988] ? should_fail+0x22d/0xd01 [ 396.976880] ? rcu_irq_exit+0x1a2/0x390 [ 396.980876] ? mark_held_locks+0x130/0x130 [ 396.985130] ? mark_held_locks+0x130/0x130 [ 396.989382] ? mark_held_locks+0xc7/0x130 [ 396.993545] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 396.998571] ? zap_class+0x640/0x640 [ 397.002297] ? print_usage_bug+0xc0/0xc0 [ 397.006377] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.011945] ? check_preemption_disabled+0x48/0x280 [ 397.016990] ? __lock_is_held+0xb5/0x140 [ 397.021073] __alloc_pages_nodemask+0xad8/0xea0 [ 397.025755] ? zap_class+0x640/0x640 [ 397.029484] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 397.034527] ? find_held_lock+0x36/0x1c0 [ 397.038610] ? ____cache_alloc_node+0x1c7/0x1e0 [ 397.043288] ? lock_downgrade+0x900/0x900 [ 397.047458] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.053010] cache_grow_begin+0xa5/0x8c0 [ 397.057079] ? do_raw_spin_unlock+0xa7/0x330 [ 397.061510] fallback_alloc+0x204/0x2e0 [ 397.065500] ____cache_alloc_node+0x1c7/0x1e0 [ 397.070015] kmem_cache_alloc_node+0xe3/0x730 [ 397.074522] ? ipv6_get_ifaddr+0x42e/0x620 [ 397.078777] __alloc_skb+0x119/0x770 [ 397.082501] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 397.087794] ? netdev_alloc_frag+0x1f0/0x1f0 [ 397.092215] ? lock_downgrade+0x900/0x900 [ 397.096384] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.101955] ? refcount_sub_and_test_checked+0x203/0x310 [ 397.107423] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 397.112881] ? addrconf_rs_timer+0x690/0x690 [ 397.117843] ndisc_alloc_skb+0x144/0x340 [ 397.121919] ndisc_send_rs+0x331/0x6e0 [ 397.125846] addrconf_rs_timer+0x314/0x690 [ 397.130095] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.134354] call_timer_fn+0x272/0x920 [ 397.138255] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.142501] ? process_timeout+0x40/0x40 [ 397.146578] ? __run_timers+0x7da/0xc70 [ 397.150569] ? _raw_spin_unlock_irq+0x27/0x80 [ 397.155073] ? _raw_spin_unlock_irq+0x27/0x80 [ 397.159574] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.163817] ? lockdep_hardirqs_on+0x296/0x5b0 [ 397.168414] ? trace_hardirqs_on+0xbd/0x310 [ 397.172748] ? kasan_check_read+0x11/0x20 [ 397.176904] ? __run_timers+0x7da/0xc70 [ 397.180914] ? trace_hardirqs_off_caller+0x310/0x310 [ 397.186060] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.190310] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.194556] __run_timers+0x7e5/0xc70 [ 397.198382] ? timer_fixup_init+0x70/0x70 [ 397.202546] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 397.207577] ? zap_class+0x640/0x640 [ 397.211305] ? enqueue_hrtimer+0x1a5/0x560 [ 397.215552] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 397.220763] ? find_held_lock+0x36/0x1c0 [ 397.224843] ? zap_class+0x640/0x640 [ 397.228569] ? pvclock_read_flags+0x160/0x160 [ 397.233078] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.238627] ? check_preemption_disabled+0x48/0x280 [ 397.243662] ? __lock_is_held+0xb5/0x140 [ 397.247737] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.253288] ? check_preemption_disabled+0x48/0x280 [ 397.258321] run_timer_softirq+0x52/0xb0 [ 397.262394] ? rcu_read_lock_sched_held+0x14f/0x180 [ 397.267425] __do_softirq+0x308/0xb7e [ 397.271238] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 397.275741] ? lock_downgrade+0x900/0x900 [ 397.279908] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 397.285048] ? pvclock_read_flags+0x160/0x160 [ 397.289556] ? lapic_next_event+0x5a/0x90 [ 397.293717] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.299269] ? kvm_clock_read+0x18/0x30 [ 397.303253] ? kvm_sched_clock_read+0x9/0x20 [ 397.307673] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.313225] ? check_preemption_disabled+0x48/0x280 [ 397.318262] irq_exit+0x17f/0x1c0 [ 397.321731] smp_apic_timer_interrupt+0x1cb/0x760 [ 397.326583] ? smp_reschedule_interrupt+0x109/0x650 [ 397.331611] ? smp_call_function_single_interrupt+0x650/0x650 [ 397.337507] ? interrupt_entry+0xb5/0xc0 [ 397.341581] ? trace_hardirqs_off_caller+0xbb/0x310 [ 397.346607] ? trace_hardirqs_off_caller+0xbb/0x310 [ 397.351633] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 397.356487] ? trace_hardirqs_on_caller+0x310/0x310 [ 397.361513] ? trace_hardirqs_on_caller+0x310/0x310 [ 397.366576] ? task_prio+0x50/0x50 [ 397.370130] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.375687] ? check_preemption_disabled+0x48/0x280 [ 397.380722] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 397.385585] apic_timer_interrupt+0xf/0x20 [ 397.389825] [ 397.392077] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 397.397022] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 397.415939] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 397.423652] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 397.430933] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 397.438200] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 397.445471] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 397.452737] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 397.460060] skb_clone+0x1bb/0x500 [ 397.463598] ? finish_task_switch+0x663/0x910 [ 397.468096] ? skb_split+0x11e0/0x11e0 [ 397.471986] ? preempt_notifier_register+0x200/0x200 [ 397.477087] ? __switch_to_asm+0x34/0x70 [ 397.481167] ? __switch_to_asm+0x34/0x70 [ 397.485230] ? __switch_to_asm+0x40/0x70 [ 397.489290] ? __switch_to_asm+0x34/0x70 [ 397.493348] ? __switch_to_asm+0x40/0x70 [ 397.497406] ? __switch_to_asm+0x34/0x70 [ 397.501467] ? __switch_to_asm+0x40/0x70 [ 397.505552] ? __switch_to_asm+0x34/0x70 [ 397.509611] ? __switch_to_asm+0x34/0x70 [ 397.513668] ? __switch_to_asm+0x40/0x70 [ 397.517733] ? __switch_to_asm+0x34/0x70 [ 397.521798] bpf_clone_redirect+0xb9/0x490 [ 397.526034] ? __schedule+0x8d7/0x21d0 [ 397.529934] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 397.534963] ? __sched_text_start+0x8/0x8 [ 397.539111] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 397.543876] ? find_held_lock+0x36/0x1c0 [ 397.547948] ? lock_acquire+0x1ed/0x520 [ 397.551932] ? bpf_test_run+0x3cb/0x780 [ 397.555906] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.561454] ? check_preemption_disabled+0x48/0x280 [ 397.566477] ? kasan_check_read+0x11/0x20 [ 397.570636] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 397.575914] ? rcu_softirq_qs+0x20/0x20 [ 397.579897] ? preempt_schedule+0x4d/0x60 [ 397.584057] ? ___preempt_schedule+0x16/0x18 [ 397.588475] ? bpf_test_run+0x25d/0x780 [ 397.592459] ? netlink_diag_dump+0x2a0/0x2a0 [ 397.596882] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.602415] ? bpf_test_init.isra.10+0x70/0x100 [ 397.607093] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 397.611888] ? bpf_test_finish.isra.9+0x260/0x260 [ 397.616737] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 397.622278] ? fput+0x130/0x1a0 [ 397.625562] ? __bpf_prog_get+0x9b/0x290 [ 397.629625] ? bpf_test_finish.isra.9+0x260/0x260 [ 397.634463] ? bpf_prog_test_run+0x130/0x1a0 [ 397.638873] ? __x64_sys_bpf+0x3db/0x520 [ 397.642942] ? bpf_prog_get+0x20/0x20 [ 397.646768] ? do_syscall_64+0x1b9/0x820 [ 397.650828] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 397.656195] ? syscall_return_slowpath+0x5e0/0x5e0 [ 397.661133] ? trace_hardirqs_on_caller+0x310/0x310 [ 397.666147] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 397.671166] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 397.677828] ? __switch_to_asm+0x40/0x70 [ 397.681890] ? __switch_to_asm+0x34/0x70 [ 397.685968] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 397.690868] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 397.696249] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 397.696320] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 397.702480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 397.702486] Call Trace: [ 397.702491] [ 397.702509] dump_stack+0x244/0x39d [ 397.702532] ? dump_stack_print_info.cold.1+0x20/0x20 [ 397.709061] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 397.718364] warn_alloc.cold.116+0xb7/0x1bd [ 397.720916] syz-executor2 cpuset=syz2 mems_allowed=0 [ 397.723068] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 397.756580] ? lock_downgrade+0x900/0x900 [ 397.760736] ? trace_hardirqs_off+0xb8/0x310 [ 397.765156] ? trace_hardirqs_off+0xb8/0x310 [ 397.769579] __alloc_pages_slowpath+0x2651/0x2de0 [ 397.774465] ? warn_alloc+0x120/0x120 [ 397.778266] ? print_usage_bug+0xc0/0xc0 [ 397.782323] ? warn_alloc+0x120/0x120 [ 397.786130] ? warn_alloc+0x120/0x120 [ 397.789964] ? print_usage_bug+0xc0/0xc0 [ 397.794023] ? kvm_clock_read+0x18/0x30 [ 397.797996] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 397.803017] ? print_usage_bug+0xc0/0xc0 [ 397.807077] ? __lock_acquire+0x62f/0x4c20 [ 397.811317] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.816872] ? should_fail+0x22d/0xd01 [ 397.820770] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 397.826054] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.831159] ? __lock_acquire+0x62f/0x4c20 [ 397.835423] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.840528] ? __lock_acquire+0x62f/0x4c20 [ 397.844763] ? should_fail+0x22d/0xd01 [ 397.848646] ? rcu_irq_exit+0x1a2/0x390 [ 397.852627] ? mark_held_locks+0x130/0x130 [ 397.856862] ? mark_held_locks+0x130/0x130 [ 397.861103] ? mark_held_locks+0xc7/0x130 [ 397.865261] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 397.870277] ? zap_class+0x640/0x640 [ 397.873993] ? print_usage_bug+0xc0/0xc0 [ 397.878070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.883636] ? check_preemption_disabled+0x48/0x280 [ 397.888678] ? __lock_is_held+0xb5/0x140 [ 397.892756] __alloc_pages_nodemask+0xad8/0xea0 [ 397.897419] ? zap_class+0x640/0x640 [ 397.901133] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 397.906196] ? find_held_lock+0x36/0x1c0 [ 397.910278] ? ____cache_alloc_node+0x1c7/0x1e0 [ 397.914959] ? lock_downgrade+0x900/0x900 [ 397.919133] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.924674] cache_grow_begin+0xa5/0x8c0 [ 397.928730] ? do_raw_spin_unlock+0xa7/0x330 [ 397.933144] fallback_alloc+0x204/0x2e0 [ 397.937135] ____cache_alloc_node+0x1c7/0x1e0 [ 397.941635] kmem_cache_alloc_node+0xe3/0x730 [ 397.946130] ? ipv6_get_ifaddr+0x42e/0x620 [ 397.950385] __alloc_skb+0x119/0x770 [ 397.954095] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 397.959370] ? netdev_alloc_frag+0x1f0/0x1f0 [ 397.963779] ? lock_downgrade+0x900/0x900 [ 397.967941] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.973480] ? refcount_sub_and_test_checked+0x203/0x310 [ 397.978959] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 397.984411] ? addrconf_rs_timer+0x690/0x690 [ 397.989093] ndisc_alloc_skb+0x144/0x340 [ 397.993162] ndisc_send_rs+0x331/0x6e0 [ 397.997059] addrconf_rs_timer+0x314/0x690 [ 398.001317] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.005575] call_timer_fn+0x272/0x920 [ 398.009461] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.013711] ? process_timeout+0x40/0x40 [ 398.017811] ? mark_held_locks+0xc7/0x130 [ 398.021967] ? _raw_spin_unlock_irq+0x27/0x80 [ 398.026459] ? _raw_spin_unlock_irq+0x27/0x80 [ 398.030962] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.035201] ? lockdep_hardirqs_on+0x296/0x5b0 [ 398.039785] ? trace_hardirqs_on+0xbd/0x310 [ 398.044124] ? kasan_check_read+0x11/0x20 [ 398.048272] ? __run_timers+0x7da/0xc70 [ 398.052275] ? trace_hardirqs_off_caller+0x310/0x310 [ 398.057416] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.061651] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.065907] __run_timers+0x7e5/0xc70 [ 398.069719] ? timer_fixup_init+0x70/0x70 [ 398.073868] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 398.078886] ? zap_class+0x640/0x640 [ 398.082610] ? print_usage_bug+0xc0/0xc0 [ 398.086677] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 398.091875] ? find_held_lock+0x36/0x1c0 [ 398.095962] ? zap_class+0x640/0x640 [ 398.099693] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.105231] ? check_preemption_disabled+0x48/0x280 [ 398.110256] ? __lock_is_held+0xb5/0x140 [ 398.114319] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.119859] ? check_preemption_disabled+0x48/0x280 [ 398.124883] run_timer_softirq+0x52/0xb0 [ 398.128954] ? rcu_read_lock_sched_held+0x14f/0x180 [ 398.133976] __do_softirq+0x308/0xb7e [ 398.137782] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 398.142281] ? lock_downgrade+0x900/0x900 [ 398.146449] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 398.151561] ? pvclock_read_flags+0x160/0x160 [ 398.156061] ? lapic_next_event+0x5a/0x90 [ 398.160217] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.165773] ? kvm_clock_read+0x18/0x30 [ 398.169745] ? kvm_sched_clock_read+0x9/0x20 [ 398.174152] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.179717] ? check_preemption_disabled+0x48/0x280 [ 398.184736] irq_exit+0x17f/0x1c0 [ 398.188352] smp_apic_timer_interrupt+0x1cb/0x760 [ 398.193198] ? smp_call_function_single_interrupt+0x650/0x650 [ 398.199081] ? interrupt_entry+0xb5/0xc0 [ 398.203146] ? trace_hardirqs_off_caller+0xbb/0x310 [ 398.208162] ? trace_hardirqs_off_caller+0xbb/0x310 [ 398.213193] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 398.218044] ? trace_hardirqs_on_caller+0x310/0x310 [ 398.223086] ? trace_hardirqs_on_caller+0x310/0x310 [ 398.228099] ? task_prio+0x50/0x50 [ 398.231645] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.237181] ? check_preemption_disabled+0x48/0x280 [ 398.242207] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 398.247056] apic_timer_interrupt+0xf/0x20 [ 398.251303] [ 398.253542] RIP: 0010:check_memory_region+0x117/0x1b0 [ 398.258729] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 398.277659] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 398.285382] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 398.292646] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 398.299910] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 398.307177] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 398.314447] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 398.321727] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 398.327014] kasan_check_read+0x11/0x20 [ 398.330988] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 398.336090] ? rcu_softirq_qs+0x20/0x20 [ 398.340072] rcu_is_watching+0x10/0x30 [ 398.343991] page_evictable+0x3c0/0x540 [ 398.347985] ? kswapd_stop+0x100/0x100 [ 398.351881] ? trace_hardirqs_off_caller+0x310/0x310 [ 398.357000] ? perf_trace_sched_process_exec+0x860/0x860 [ 398.362467] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.368019] ? check_preemption_disabled+0x48/0x280 [ 398.373059] shrink_active_list+0x869/0x1f00 [ 398.377478] ? mark_held_locks+0xc7/0x130 [ 398.381636] ? shrink_inactive_list+0x1c60/0x1c60 [ 398.386493] ? trace_hardirqs_on+0xbd/0x310 [ 398.390825] ? find_held_lock+0x36/0x1c0 [ 398.394885] ? shrink_inactive_list+0xa4a/0x1c60 [ 398.399640] ? trace_hardirqs_off_caller+0x310/0x310 [ 398.404738] ? zap_class+0x640/0x640 [ 398.408452] ? print_usage_bug+0xc0/0xc0 [ 398.412551] ? __page_frag_cache_drain+0x210/0x210 [ 398.417476] ? print_usage_bug+0xc0/0xc0 [ 398.421612] ? mark_held_locks+0xc7/0x130 [ 398.425763] ? find_held_lock+0x36/0x1c0 [ 398.429841] ? zap_class+0x640/0x640 [ 398.433565] ? mark_held_locks+0xc7/0x130 [ 398.437710] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.443260] ? check_preemption_disabled+0x48/0x280 [ 398.448282] ? zap_class+0x640/0x640 [ 398.451994] ? __lock_is_held+0xb5/0x140 [ 398.456058] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.461596] ? check_preemption_disabled+0x48/0x280 [ 398.466620] ? __lock_is_held+0xb5/0x140 [ 398.470723] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 398.475739] ? inactive_list_is_low+0x305/0x880 [ 398.480413] ? lruvec_lru_size+0x450/0x450 [ 398.484646] ? kasan_check_read+0x11/0x20 [ 398.488821] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 398.493804] shrink_node_memcg+0x803/0x18f0 [ 398.498144] ? shrink_active_list+0x1f00/0x1f00 [ 398.502819] ? lock_downgrade+0x900/0x900 [ 398.506985] ? check_flush_dependency+0x410/0x410 [ 398.511858] ? kasan_check_read+0x11/0x20 [ 398.516017] ? do_raw_spin_unlock+0xa7/0x330 [ 398.520430] ? ___preempt_schedule+0x16/0x18 [ 398.524844] ? _raw_spin_unlock+0x3f/0x50 [ 398.528995] shrink_node+0x3bc/0x16b0 [ 398.532794] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 398.538096] ? shrink_node_memcg+0x18f0/0x18f0 [ 398.542692] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 398.547273] ? trace_hardirqs_on+0xbd/0x310 [ 398.551594] ? vmpressure+0x271/0x340 [ 398.555399] ? do_raw_spin_trylock+0x270/0x270 [ 398.560006] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 398.565546] ? __cpuset_node_allowed+0x19b/0x660 [ 398.570307] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 398.576021] ? vmpressure+0x1a2/0x340 [ 398.579830] do_try_to_free_pages+0x3e7/0x1290 [ 398.584410] ? zap_class+0x640/0x640 [ 398.588155] ? shrink_node+0x16b0/0x16b0 [ 398.592239] ? __lock_is_held+0xb5/0x140 [ 398.596310] try_to_free_pages+0x4d0/0xb90 [ 398.600547] ? do_try_to_free_pages+0x1290/0x1290 [ 398.605402] ? lock_acquire+0x1ed/0x520 [ 398.609376] ? set_page_refcounted+0x280/0x280 [ 398.613969] ? lock_release+0xa00/0xa00 [ 398.617952] ? _raw_spin_unlock_irq+0x60/0x80 [ 398.622459] ? psi_memstall_enter+0x240/0x2b0 [ 398.626985] ? psi_memstall_tick+0x230/0x230 [ 398.631395] __alloc_pages_slowpath+0xa48/0x2de0 [ 398.636166] ? warn_alloc+0x120/0x120 [ 398.639987] ? mark_held_locks+0x130/0x130 [ 398.644255] ? find_get_entry+0xaae/0x1120 [ 398.648528] ? filemap_map_pages+0x1a20/0x1a20 [ 398.653122] ? zap_class+0x640/0x640 [ 398.656837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.662374] ? check_preemption_disabled+0x48/0x280 [ 398.667404] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.672946] ? should_fail+0x22d/0xd01 [ 398.676844] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 398.681964] ? zap_class+0x640/0x640 [ 398.685701] ? __lock_is_held+0xb5/0x140 [ 398.689771] ? mark_held_locks+0x130/0x130 [ 398.694005] ? lock_release+0xa00/0xa00 [ 398.698008] ? perf_trace_sched_process_exec+0x860/0x860 [ 398.703458] ? xa_load+0x2ba/0x460 [ 398.707001] ? lock_downgrade+0x900/0x900 [ 398.711173] ? __might_sleep+0x95/0x190 [ 398.715161] __alloc_pages_nodemask+0xad8/0xea0 [ 398.719840] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 398.724858] ? __page_cache_alloc+0x191/0x5c0 [ 398.729369] ? xa_load+0x2e1/0x460 [ 398.732907] ? xa_clear_mark+0x40/0x40 [ 398.736804] ? zap_class+0x640/0x640 [ 398.740531] ? zap_class+0x640/0x640 [ 398.744245] ? zap_class+0x640/0x640 [ 398.747957] ? __do_page_cache_readahead+0x663/0x810 [ 398.753079] ? find_held_lock+0x36/0x1c0 [ 398.757142] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 398.762686] alloc_pages_current+0x173/0x350 [ 398.767104] __page_cache_alloc+0x38c/0x5c0 [ 398.771442] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 398.776369] ? kasan_check_read+0x11/0x20 [ 398.780515] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 398.785796] ? generic_perform_write+0x6a0/0x6a0 [ 398.790552] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.796089] ? check_preemption_disabled+0x48/0x280 [ 398.801113] filemap_fault+0x1595/0x25f0 [ 398.805191] ? __lock_page_or_retry+0xa00/0xa00 [ 398.809860] ? mark_held_locks+0x130/0x130 [ 398.814106] ? filemap_map_pages+0xd6b/0x1a20 [ 398.818605] ? lock_downgrade+0x900/0x900 [ 398.822753] ? check_preemption_disabled+0x48/0x280 [ 398.827775] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 398.832701] ? kasan_check_read+0x11/0x20 [ 398.836851] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 398.842123] ? rcu_softirq_qs+0x20/0x20 [ 398.846110] ? filemap_map_pages+0xd92/0x1a20 [ 398.850656] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.856213] ? find_get_entries_tag+0x1400/0x1400 [ 398.861069] ? __lock_acquire+0x62f/0x4c20 [ 398.865311] ? lock_acquire+0x1ed/0x520 [ 398.869281] ? ext4_filemap_fault+0x7a/0xad [ 398.873599] ? lock_release+0xa00/0xa00 [ 398.877562] ? perf_trace_sched_process_exec+0x860/0x860 [ 398.883096] ? print_usage_bug+0xc0/0xc0 [ 398.887159] ? print_usage_bug+0xc0/0xc0 [ 398.891230] ? down_read+0x8d/0x120 [ 398.894855] ? ext4_filemap_fault+0x7a/0xad [ 398.899190] ? __down_interruptible+0x700/0x700 [ 398.903895] ext4_filemap_fault+0x82/0xad [ 398.908049] __do_fault+0x100/0x6b0 [ 398.911682] ? pmd_devmap_trans_unstable+0x220/0x220 [ 398.916806] ? mark_held_locks+0x130/0x130 [ 398.921046] ? mark_held_locks+0x130/0x130 [ 398.925300] ? find_held_lock+0x36/0x1c0 [ 398.929371] ? find_held_lock+0x36/0x1c0 [ 398.933447] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.938992] __handle_mm_fault+0x3ea0/0x5be0 [ 398.943398] ? poll_select_copy_remaining+0x18c/0x6a0 [ 398.948595] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 398.953439] ? __might_fault+0x12b/0x1e0 [ 398.957510] ? lock_downgrade+0x900/0x900 [ 398.961665] ? zap_class+0x640/0x640 [ 398.965382] ? zap_class+0x640/0x640 [ 398.969103] ? find_held_lock+0x36/0x1c0 [ 398.973193] ? handle_mm_fault+0x42a/0xc70 [ 398.977433] ? lock_downgrade+0x900/0x900 [ 398.981583] ? check_preemption_disabled+0x48/0x280 [ 398.986614] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 398.991544] ? kasan_check_read+0x11/0x20 [ 398.995689] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 399.000964] ? rcu_softirq_qs+0x20/0x20 [ 399.004945] ? trace_hardirqs_off_caller+0x310/0x310 [ 399.010052] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.015589] ? check_preemption_disabled+0x48/0x280 [ 399.020616] handle_mm_fault+0x54f/0xc70 [ 399.024710] ? __handle_mm_fault+0x5be0/0x5be0 [ 399.029327] ? find_vma+0x34/0x190 [ 399.032874] __do_page_fault+0x5e8/0xe60 [ 399.036943] ? trace_hardirqs_off+0xb8/0x310 [ 399.041361] do_page_fault+0xf2/0x7e0 [ 399.045160] ? vmalloc_sync_all+0x30/0x30 [ 399.049331] ? error_entry+0x70/0xd0 [ 399.053049] ? trace_hardirqs_off_caller+0xbb/0x310 [ 399.058064] ? trace_hardirqs_on_caller+0xc0/0x310 [ 399.062991] ? syscall_return_slowpath+0x5e0/0x5e0 [ 399.067916] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.072765] ? trace_hardirqs_on_caller+0x310/0x310 [ 399.077780] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 399.083234] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 399.088265] ? prepare_exit_to_usermode+0x291/0x3b0 [ 399.093282] ? page_fault+0x8/0x30 [ 399.096823] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.101667] ? page_fault+0x8/0x30 [ 399.105211] page_fault+0x1e/0x30 [ 399.108663] RIP: 0033:0x7efe5ebdedd3 [ 399.112385] Code: Bad RIP value. [ 399.115742] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 399.121310] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 399.128578] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 399.135840] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 399.143106] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 399.150457] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 399.157752] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 399.157757] warn_alloc_show_mem: 1 callbacks suppressed [ 399.157765] Mem-Info: [ 399.165034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 399.170398] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 399.170398] active_file:14 inactive_file:10 isolated_file:0 [ 399.170398] unevictable:0 dirty:0 writeback:0 unstable:0 [ 399.170398] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 399.170398] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 399.170398] free:13762 free_pcp:570 free_cma:0 [ 399.172772] Call Trace: [ 399.182163] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 399.215004] [ 399.217573] 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 [ 399.244983] dump_stack+0x244/0x39d [ 399.247108] lowmem_reserve[]: 0 2818 6321 6321 [ 399.273211] ? dump_stack_print_info.cold.1+0x20/0x20 [ 399.276809] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 399.281387] warn_alloc.cold.116+0xb7/0x1bd [ 399.286538] lowmem_reserve[]: 0 0 3503 3503 [ 399.314207] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 399.318503] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 399.322816] ? lock_downgrade+0x900/0x900 [ 399.327632] lowmem_reserve[]: 0 0 0 0 [ 399.356597] ? trace_hardirqs_off+0xb8/0x310 [ 399.360712] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 399.364506] ? trace_hardirqs_off+0xb8/0x310 [ 399.368885] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 399.382421] __alloc_pages_slowpath+0x2651/0x2de0 [ 399.386803] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 399.402088] ? warn_alloc+0x120/0x120 [ 399.406886] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 399.421871] ? print_usage_bug+0xc0/0xc0 [ 399.425651] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 399.434471] ? warn_alloc+0x120/0x120 [ 399.438511] 268 total pagecache pages [ 399.447080] ? warn_alloc+0x120/0x120 [ 399.450863] 0 pages in swap cache [ 399.454650] ? print_usage_bug+0xc0/0xc0 [ 399.458432] Swap cache stats: add 0, delete 0, find 0/0 [ 399.461873] ? print_usage_bug+0xc0/0xc0 [ 399.465905] Free swap = 0kB [ 399.471279] ? __lock_acquire+0x62f/0x4c20 [ 399.475313] Total swap = 0kB [ 399.478326] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.482534] 1965979 pages RAM [ 399.485557] ? should_fail+0x22d/0xd01 [ 399.491078] 0 pages HighMem/MovableOnly [ 399.494190] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.498080] 342854 pages reserved [ 399.502044] ? __lock_acquire+0x62f/0x4c20 [ 399.507117] 0 pages cma reserved [ 399.510556] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.514823] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 399.518150] ? __lock_acquire+0x62f/0x4c20 [ 399.518165] ? should_fail+0x22d/0xd01 [ 399.523345] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 399.529730] ? find_held_lock+0x36/0x1c0 [ 399.533947] init cpuset=/ mems_allowed=0 [ 399.537825] ? mark_held_locks+0x130/0x130 [ 399.559808] ? mark_held_locks+0x130/0x130 [ 399.564042] ? zap_class+0x640/0x640 [ 399.567755] ? zap_class+0x640/0x640 [ 399.571468] ? print_usage_bug+0xc0/0xc0 [ 399.575557] ? do_raw_spin_unlock+0xa7/0x330 [ 399.579962] ? zap_class+0x640/0x640 [ 399.583695] ? print_usage_bug+0xc0/0xc0 [ 399.587760] ? wq_watchdog_touch+0x9c/0xfe [ 399.592001] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.597539] ? check_preemption_disabled+0x48/0x280 [ 399.602600] ? __lock_is_held+0xb5/0x140 [ 399.606665] __alloc_pages_nodemask+0xad8/0xea0 [ 399.611338] ? zap_class+0x640/0x640 [ 399.615056] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 399.620102] ? find_held_lock+0x36/0x1c0 [ 399.624178] ? ____cache_alloc_node+0x1c7/0x1e0 [ 399.628853] ? lock_downgrade+0x900/0x900 [ 399.633010] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.638561] cache_grow_begin+0xa5/0x8c0 [ 399.642622] ? do_raw_spin_unlock+0xa7/0x330 [ 399.647040] fallback_alloc+0x204/0x2e0 [ 399.651026] ____cache_alloc_node+0x1c7/0x1e0 [ 399.655530] kmem_cache_alloc_node+0xe3/0x730 [ 399.660057] ? ipv6_get_ifaddr+0x42e/0x620 [ 399.664335] __alloc_skb+0x119/0x770 [ 399.668080] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 399.673363] ? netdev_alloc_frag+0x1f0/0x1f0 [ 399.677801] ? lock_downgrade+0x900/0x900 [ 399.681965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.687534] ? refcount_sub_and_test_checked+0x203/0x310 [ 399.693007] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 399.698457] ? addrconf_rs_timer+0x690/0x690 [ 399.702877] ndisc_alloc_skb+0x144/0x340 [ 399.706949] ndisc_send_rs+0x331/0x6e0 [ 399.710841] addrconf_rs_timer+0x314/0x690 [ 399.715079] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.719328] call_timer_fn+0x272/0x920 [ 399.723233] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.727486] ? process_timeout+0x40/0x40 [ 399.731571] ? __run_timers+0x7da/0xc70 [ 399.735563] ? _raw_spin_unlock_irq+0x27/0x80 [ 399.740055] ? _raw_spin_unlock_irq+0x27/0x80 [ 399.744546] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.748779] ? lockdep_hardirqs_on+0x296/0x5b0 [ 399.753360] ? trace_hardirqs_on+0xbd/0x310 [ 399.757679] ? kasan_check_read+0x11/0x20 [ 399.761832] ? __run_timers+0x7da/0xc70 [ 399.765823] ? trace_hardirqs_off_caller+0x310/0x310 [ 399.770974] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.775227] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.779471] __run_timers+0x7e5/0xc70 [ 399.783284] ? timer_fixup_init+0x70/0x70 [ 399.787452] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 399.792470] ? zap_class+0x640/0x640 [ 399.796205] ? enqueue_hrtimer+0x1a5/0x560 [ 399.800441] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 399.805638] ? find_held_lock+0x36/0x1c0 [ 399.809709] ? zap_class+0x640/0x640 [ 399.813426] ? pvclock_read_flags+0x160/0x160 [ 399.817934] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.823477] ? check_preemption_disabled+0x48/0x280 [ 399.828502] ? __lock_is_held+0xb5/0x140 [ 399.832562] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.838096] ? check_preemption_disabled+0x48/0x280 [ 399.843111] run_timer_softirq+0x52/0xb0 [ 399.847170] ? rcu_read_lock_sched_held+0x14f/0x180 [ 399.852185] __do_softirq+0x308/0xb7e [ 399.856002] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 399.860497] ? lock_downgrade+0x900/0x900 [ 399.864648] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 399.869757] ? pvclock_read_flags+0x160/0x160 [ 399.874251] ? lapic_next_event+0x5a/0x90 [ 399.878422] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.883960] ? kvm_clock_read+0x18/0x30 [ 399.887958] ? kvm_sched_clock_read+0x9/0x20 [ 399.892376] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.897908] ? check_preemption_disabled+0x48/0x280 [ 399.902954] irq_exit+0x17f/0x1c0 [ 399.906402] smp_apic_timer_interrupt+0x1cb/0x760 [ 399.911240] ? smp_reschedule_interrupt+0x109/0x650 [ 399.916302] ? smp_call_function_single_interrupt+0x650/0x650 [ 399.922185] ? interrupt_entry+0xb5/0xc0 [ 399.926245] ? trace_hardirqs_off_caller+0xbb/0x310 [ 399.931259] ? trace_hardirqs_off_caller+0xbb/0x310 [ 399.936285] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.941246] ? trace_hardirqs_on_caller+0x310/0x310 [ 399.946262] ? trace_hardirqs_on_caller+0x310/0x310 [ 399.951286] ? task_prio+0x50/0x50 [ 399.954827] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.960360] ? check_preemption_disabled+0x48/0x280 [ 399.965377] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.970228] apic_timer_interrupt+0xf/0x20 [ 399.974451] [ 399.976694] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 399.981636] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 400.000706] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 400.008409] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 400.015676] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 400.022954] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 400.030248] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 400.037510] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 400.044801] skb_clone+0x1bb/0x500 [ 400.048334] ? finish_task_switch+0x663/0x910 [ 400.052822] ? skb_split+0x11e0/0x11e0 [ 400.056714] ? preempt_notifier_register+0x200/0x200 [ 400.061840] ? __switch_to_asm+0x34/0x70 [ 400.065895] ? __switch_to_asm+0x34/0x70 [ 400.069952] ? __switch_to_asm+0x40/0x70 [ 400.074005] ? __switch_to_asm+0x34/0x70 [ 400.078060] ? __switch_to_asm+0x40/0x70 [ 400.082113] ? __switch_to_asm+0x34/0x70 [ 400.086183] ? __switch_to_asm+0x40/0x70 [ 400.090255] ? __switch_to_asm+0x34/0x70 [ 400.094312] ? __switch_to_asm+0x34/0x70 [ 400.098365] ? __switch_to_asm+0x40/0x70 [ 400.102420] ? __switch_to_asm+0x34/0x70 [ 400.106484] bpf_clone_redirect+0xb9/0x490 [ 400.110721] ? __schedule+0x8d7/0x21d0 [ 400.114616] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 400.120153] ? __sched_text_start+0x8/0x8 [ 400.124298] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 400.129060] ? find_held_lock+0x36/0x1c0 [ 400.133128] ? lock_acquire+0x1ed/0x520 [ 400.137104] ? bpf_test_run+0x3cb/0x780 [ 400.141095] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.146635] ? check_preemption_disabled+0x48/0x280 [ 400.151654] ? kasan_check_read+0x11/0x20 [ 400.155808] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 400.161080] ? rcu_softirq_qs+0x20/0x20 [ 400.165051] ? preempt_schedule+0x4d/0x60 [ 400.169196] ? ___preempt_schedule+0x16/0x18 [ 400.173607] ? bpf_test_run+0x25d/0x780 [ 400.177614] ? netlink_diag_dump+0x2a0/0x2a0 [ 400.182035] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.187565] ? bpf_test_init.isra.10+0x70/0x100 [ 400.192244] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 400.197028] ? bpf_test_finish.isra.9+0x260/0x260 [ 400.201870] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 400.207404] ? fput+0x130/0x1a0 [ 400.210690] ? __bpf_prog_get+0x9b/0x290 [ 400.214752] ? bpf_test_finish.isra.9+0x260/0x260 [ 400.219605] ? bpf_prog_test_run+0x130/0x1a0 [ 400.224014] ? __x64_sys_bpf+0x3db/0x520 [ 400.228071] ? bpf_prog_get+0x20/0x20 [ 400.231894] ? do_syscall_64+0x1b9/0x820 [ 400.235958] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 400.241323] ? syscall_return_slowpath+0x5e0/0x5e0 [ 400.246252] ? trace_hardirqs_on_caller+0x310/0x310 [ 400.251271] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 400.256291] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 400.262958] ? __switch_to_asm+0x40/0x70 [ 400.267015] ? __switch_to_asm+0x34/0x70 [ 400.271082] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 400.275939] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 400.281337] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 400.281411] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 400.287582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 400.287590] Call Trace: [ 400.294154] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 400.303410] [ 400.305978] syz-executor2 cpuset=syz2 mems_allowed=0 [ 400.316458] dump_stack+0x244/0x39d [ 400.327305] ? dump_stack_print_info.cold.1+0x20/0x20 [ 400.332509] warn_alloc.cold.116+0xb7/0x1bd [ 400.336831] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 400.341674] ? lock_downgrade+0x900/0x900 [ 400.345828] ? trace_hardirqs_off+0xb8/0x310 [ 400.350245] ? trace_hardirqs_off+0xb8/0x310 [ 400.354663] __alloc_pages_slowpath+0x2651/0x2de0 [ 400.359546] ? warn_alloc+0x120/0x120 [ 400.363348] ? print_usage_bug+0xc0/0xc0 [ 400.367408] ? warn_alloc+0x120/0x120 [ 400.371215] ? warn_alloc+0x120/0x120 [ 400.375022] ? print_usage_bug+0xc0/0xc0 [ 400.379082] ? kvm_clock_read+0x18/0x30 [ 400.383057] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 400.388073] ? print_usage_bug+0xc0/0xc0 [ 400.392129] ? __lock_acquire+0x62f/0x4c20 [ 400.396401] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.401942] ? should_fail+0x22d/0xd01 [ 400.405835] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 400.410941] ? __lock_acquire+0x62f/0x4c20 [ 400.415189] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 400.420300] ? __lock_acquire+0x62f/0x4c20 [ 400.424529] ? should_fail+0x22d/0xd01 [ 400.428442] ? mark_held_locks+0x130/0x130 [ 400.432684] ? mark_held_locks+0x130/0x130 [ 400.436931] ? zap_class+0x640/0x640 [ 400.440640] ? print_usage_bug+0xc0/0xc0 [ 400.444720] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.450275] ? check_preemption_disabled+0x48/0x280 [ 400.455316] ? __lock_is_held+0xb5/0x140 [ 400.459380] __alloc_pages_nodemask+0xad8/0xea0 [ 400.464049] ? zap_class+0x640/0x640 [ 400.467765] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 400.472802] ? find_held_lock+0x36/0x1c0 [ 400.476901] ? ____cache_alloc_node+0x1c7/0x1e0 [ 400.481591] ? lock_downgrade+0x900/0x900 [ 400.485744] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.491303] cache_grow_begin+0xa5/0x8c0 [ 400.495406] ? do_raw_spin_unlock+0xa7/0x330 [ 400.499839] fallback_alloc+0x204/0x2e0 [ 400.503817] ____cache_alloc_node+0x1c7/0x1e0 [ 400.508316] kmem_cache_alloc_node+0xe3/0x730 [ 400.512813] ? ipv6_get_ifaddr+0x42e/0x620 [ 400.517053] __alloc_skb+0x119/0x770 [ 400.520764] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 400.526045] ? netdev_alloc_frag+0x1f0/0x1f0 [ 400.530453] ? lock_downgrade+0x900/0x900 [ 400.534606] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.540147] ? refcount_sub_and_test_checked+0x203/0x310 [ 400.545596] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 400.551044] ? addrconf_rs_timer+0x690/0x690 [ 400.555495] ndisc_alloc_skb+0x144/0x340 [ 400.559556] ndisc_send_rs+0x331/0x6e0 [ 400.563462] addrconf_rs_timer+0x314/0x690 [ 400.567709] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.571953] call_timer_fn+0x272/0x920 [ 400.575839] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.580071] ? process_timeout+0x40/0x40 [ 400.584139] ? mark_held_locks+0xc7/0x130 [ 400.588282] ? _raw_spin_unlock_irq+0x27/0x80 [ 400.592791] ? _raw_spin_unlock_irq+0x27/0x80 [ 400.597283] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.601518] ? lockdep_hardirqs_on+0x296/0x5b0 [ 400.606102] ? trace_hardirqs_on+0xbd/0x310 [ 400.610423] ? kasan_check_read+0x11/0x20 [ 400.614601] ? __run_timers+0x7da/0xc70 [ 400.618580] ? trace_hardirqs_off_caller+0x310/0x310 [ 400.623709] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.627947] __run_timers+0x7e5/0xc70 [ 400.631751] ? timer_fixup_init+0x70/0x70 [ 400.635893] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 400.640920] ? zap_class+0x640/0x640 [ 400.644742] ? print_usage_bug+0xc0/0xc0 [ 400.648806] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 400.654002] ? find_held_lock+0x36/0x1c0 [ 400.658068] ? zap_class+0x640/0x640 [ 400.661797] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.667330] ? check_preemption_disabled+0x48/0x280 [ 400.672352] ? __lock_is_held+0xb5/0x140 [ 400.676429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.681967] ? check_preemption_disabled+0x48/0x280 [ 400.686985] run_timer_softirq+0x52/0xb0 [ 400.691046] ? rcu_read_lock_sched_held+0x14f/0x180 [ 400.696066] __do_softirq+0x308/0xb7e [ 400.699875] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 400.704368] ? lock_downgrade+0x900/0x900 [ 400.708520] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 400.713630] ? pvclock_read_flags+0x160/0x160 [ 400.718127] ? lapic_next_event+0x5a/0x90 [ 400.722275] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.727815] ? kvm_clock_read+0x18/0x30 [ 400.731795] ? kvm_sched_clock_read+0x9/0x20 [ 400.736251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.741786] ? check_preemption_disabled+0x48/0x280 [ 400.746806] irq_exit+0x17f/0x1c0 [ 400.750263] smp_apic_timer_interrupt+0x1cb/0x760 [ 400.755110] ? smp_call_function_single_interrupt+0x650/0x650 [ 400.760995] ? interrupt_entry+0xb5/0xc0 [ 400.765061] ? trace_hardirqs_off_caller+0xbb/0x310 [ 400.770074] ? trace_hardirqs_off_caller+0xbb/0x310 [ 400.775091] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 400.779941] ? trace_hardirqs_on_caller+0x310/0x310 [ 400.784961] ? trace_hardirqs_on_caller+0x310/0x310 [ 400.789991] ? task_prio+0x50/0x50 [ 400.793536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.799078] ? check_preemption_disabled+0x48/0x280 [ 400.804102] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 400.808961] apic_timer_interrupt+0xf/0x20 [ 400.813191] [ 400.815432] RIP: 0010:check_memory_region+0x117/0x1b0 [ 400.820627] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 400.839524] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 400.847230] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 400.854495] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 400.861764] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 400.869029] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 400.876294] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 400.883571] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 400.888860] kasan_check_read+0x11/0x20 [ 400.892835] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 400.897946] ? rcu_softirq_qs+0x20/0x20 [ 400.901934] rcu_is_watching+0x10/0x30 [ 400.905820] page_evictable+0x3c0/0x540 [ 400.909797] ? kswapd_stop+0x100/0x100 [ 400.913696] ? trace_hardirqs_off_caller+0x310/0x310 [ 400.918802] ? perf_trace_sched_process_exec+0x860/0x860 [ 400.924279] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.929815] ? check_preemption_disabled+0x48/0x280 [ 400.934838] shrink_active_list+0x869/0x1f00 [ 400.939257] ? mark_held_locks+0xc7/0x130 [ 400.943417] ? shrink_inactive_list+0x1c60/0x1c60 [ 400.948262] ? trace_hardirqs_on+0xbd/0x310 [ 400.952596] ? find_held_lock+0x36/0x1c0 [ 400.956656] ? shrink_inactive_list+0xa4a/0x1c60 [ 400.961411] ? trace_hardirqs_off_caller+0x310/0x310 [ 400.966517] ? zap_class+0x640/0x640 [ 400.970235] ? print_usage_bug+0xc0/0xc0 [ 400.974317] ? __page_frag_cache_drain+0x210/0x210 [ 400.979249] ? print_usage_bug+0xc0/0xc0 [ 400.983320] ? mark_held_locks+0xc7/0x130 [ 400.987474] ? find_held_lock+0x36/0x1c0 [ 400.991541] ? zap_class+0x640/0x640 [ 400.995255] ? mark_held_locks+0xc7/0x130 [ 400.999407] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.004949] ? check_preemption_disabled+0x48/0x280 [ 401.009976] ? zap_class+0x640/0x640 [ 401.013704] ? __lock_is_held+0xb5/0x140 [ 401.017768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.023308] ? check_preemption_disabled+0x48/0x280 [ 401.028333] ? __lock_is_held+0xb5/0x140 [ 401.032412] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 401.037432] ? inactive_list_is_low+0x305/0x880 [ 401.042109] ? lruvec_lru_size+0x450/0x450 [ 401.046348] ? kasan_check_read+0x11/0x20 [ 401.050505] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 401.055450] shrink_node_memcg+0x803/0x18f0 [ 401.059784] ? shrink_active_list+0x1f00/0x1f00 [ 401.064456] ? lock_downgrade+0x900/0x900 [ 401.068607] ? check_flush_dependency+0x410/0x410 [ 401.073454] ? kasan_check_read+0x11/0x20 [ 401.077598] ? do_raw_spin_unlock+0xa7/0x330 [ 401.082013] ? ___preempt_schedule+0x16/0x18 [ 401.086450] ? _raw_spin_unlock+0x3f/0x50 [ 401.090608] shrink_node+0x3bc/0x16b0 [ 401.094411] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 401.099711] ? shrink_node_memcg+0x18f0/0x18f0 [ 401.104293] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 401.108875] ? trace_hardirqs_on+0xbd/0x310 [ 401.113200] ? vmpressure+0x271/0x340 [ 401.117153] ? do_raw_spin_trylock+0x270/0x270 [ 401.121762] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 401.127301] ? __cpuset_node_allowed+0x19b/0x660 [ 401.132060] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 401.137771] ? vmpressure+0x1a2/0x340 [ 401.141597] do_try_to_free_pages+0x3e7/0x1290 [ 401.146208] ? zap_class+0x640/0x640 [ 401.149948] ? shrink_node+0x16b0/0x16b0 [ 401.154011] ? __lock_is_held+0xb5/0x140 [ 401.158086] try_to_free_pages+0x4d0/0xb90 [ 401.162327] ? do_try_to_free_pages+0x1290/0x1290 [ 401.167189] ? lock_acquire+0x1ed/0x520 [ 401.171163] ? set_page_refcounted+0x280/0x280 [ 401.175756] ? lock_release+0xa00/0xa00 [ 401.179745] ? _raw_spin_unlock_irq+0x60/0x80 [ 401.184253] ? psi_memstall_enter+0x240/0x2b0 [ 401.188747] ? psi_memstall_tick+0x230/0x230 [ 401.193167] __alloc_pages_slowpath+0xa48/0x2de0 [ 401.197969] ? warn_alloc+0x120/0x120 [ 401.201770] ? mark_held_locks+0x130/0x130 [ 401.206007] ? find_get_entry+0xaae/0x1120 [ 401.210269] ? filemap_map_pages+0x1a20/0x1a20 [ 401.214856] ? zap_class+0x640/0x640 [ 401.218577] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.224119] ? check_preemption_disabled+0x48/0x280 [ 401.229151] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.234706] ? should_fail+0x22d/0xd01 [ 401.238597] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 401.243702] ? zap_class+0x640/0x640 [ 401.247456] ? __lock_is_held+0xb5/0x140 [ 401.251542] ? mark_held_locks+0x130/0x130 [ 401.255783] ? lock_release+0xa00/0xa00 [ 401.259757] ? perf_trace_sched_process_exec+0x860/0x860 [ 401.265211] ? xa_load+0x2ba/0x460 [ 401.268755] ? lock_downgrade+0x900/0x900 [ 401.272930] ? __might_sleep+0x95/0x190 [ 401.276910] __alloc_pages_nodemask+0xad8/0xea0 [ 401.281621] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 401.286659] ? __page_cache_alloc+0x191/0x5c0 [ 401.291152] ? xa_load+0x2e1/0x460 [ 401.294695] ? xa_clear_mark+0x40/0x40 [ 401.298582] ? zap_class+0x640/0x640 [ 401.302306] ? zap_class+0x640/0x640 [ 401.306023] ? zap_class+0x640/0x640 [ 401.309735] ? __do_page_cache_readahead+0x663/0x810 [ 401.314841] ? find_held_lock+0x36/0x1c0 [ 401.318910] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 401.324462] alloc_pages_current+0x173/0x350 [ 401.328877] __page_cache_alloc+0x38c/0x5c0 [ 401.333205] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 401.338138] ? kasan_check_read+0x11/0x20 [ 401.342285] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 401.347563] ? generic_perform_write+0x6a0/0x6a0 [ 401.352350] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.357907] ? check_preemption_disabled+0x48/0x280 [ 401.362946] filemap_fault+0x1595/0x25f0 [ 401.367022] ? __lock_page_or_retry+0xa00/0xa00 [ 401.371689] ? mark_held_locks+0x130/0x130 [ 401.375939] ? filemap_map_pages+0xd6b/0x1a20 [ 401.380437] ? lock_downgrade+0x900/0x900 [ 401.384586] ? check_preemption_disabled+0x48/0x280 [ 401.389620] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 401.394547] ? kasan_check_read+0x11/0x20 [ 401.398714] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 401.403988] ? rcu_softirq_qs+0x20/0x20 [ 401.407978] ? filemap_map_pages+0xd92/0x1a20 [ 401.412481] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.418042] ? find_get_entries_tag+0x1400/0x1400 [ 401.422920] ? __lock_acquire+0x62f/0x4c20 [ 401.427197] ? lock_acquire+0x1ed/0x520 [ 401.431207] ? ext4_filemap_fault+0x7a/0xad [ 401.435549] ? lock_release+0xa00/0xa00 [ 401.439525] ? perf_trace_sched_process_exec+0x860/0x860 [ 401.444980] ? print_usage_bug+0xc0/0xc0 [ 401.449043] ? print_usage_bug+0xc0/0xc0 [ 401.453115] ? down_read+0x8d/0x120 [ 401.456739] ? ext4_filemap_fault+0x7a/0xad [ 401.461061] ? __down_interruptible+0x700/0x700 [ 401.465740] ext4_filemap_fault+0x82/0xad [ 401.469894] __do_fault+0x100/0x6b0 [ 401.473531] ? pmd_devmap_trans_unstable+0x220/0x220 [ 401.478638] ? mark_held_locks+0x130/0x130 [ 401.482888] ? mark_held_locks+0x130/0x130 [ 401.487120] ? find_held_lock+0x36/0x1c0 [ 401.491196] ? find_held_lock+0x36/0x1c0 [ 401.495259] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.500804] __handle_mm_fault+0x3ea0/0x5be0 [ 401.505222] ? poll_select_copy_remaining+0x18c/0x6a0 [ 401.510419] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 401.515273] ? __might_fault+0x12b/0x1e0 [ 401.519335] ? lock_downgrade+0x900/0x900 [ 401.523493] ? zap_class+0x640/0x640 [ 401.527209] ? zap_class+0x640/0x640 [ 401.530936] ? find_held_lock+0x36/0x1c0 [ 401.535011] ? handle_mm_fault+0x42a/0xc70 [ 401.539250] ? lock_downgrade+0x900/0x900 [ 401.543401] ? check_preemption_disabled+0x48/0x280 [ 401.548423] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 401.553356] ? kasan_check_read+0x11/0x20 [ 401.557505] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 401.562783] ? rcu_softirq_qs+0x20/0x20 [ 401.566771] ? trace_hardirqs_off_caller+0x310/0x310 [ 401.571890] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.577448] ? check_preemption_disabled+0x48/0x280 [ 401.582471] handle_mm_fault+0x54f/0xc70 [ 401.586540] ? __handle_mm_fault+0x5be0/0x5be0 [ 401.591131] ? find_vma+0x34/0x190 [ 401.594674] __do_page_fault+0x5e8/0xe60 [ 401.598744] ? trace_hardirqs_off+0xb8/0x310 [ 401.603164] do_page_fault+0xf2/0x7e0 [ 401.606973] ? vmalloc_sync_all+0x30/0x30 [ 401.611123] ? error_entry+0x70/0xd0 [ 401.614840] ? trace_hardirqs_off_caller+0xbb/0x310 [ 401.619853] ? trace_hardirqs_on_caller+0xc0/0x310 [ 401.624782] ? syscall_return_slowpath+0x5e0/0x5e0 [ 401.629709] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 401.634555] ? trace_hardirqs_on_caller+0x310/0x310 [ 401.639594] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 401.645057] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 401.650081] ? prepare_exit_to_usermode+0x291/0x3b0 [ 401.655097] ? page_fault+0x8/0x30 [ 401.658641] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 401.663486] ? page_fault+0x8/0x30 [ 401.667029] page_fault+0x1e/0x30 [ 401.670481] RIP: 0033:0x7efe5ebdedd3 [ 401.674210] Code: Bad RIP value. [ 401.677575] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 401.682945] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 401.690214] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 401.697484] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 401.704751] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 401.712019] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 401.719313] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 401.719319] warn_alloc_show_mem: 1 callbacks suppressed [ 401.719326] Mem-Info: [ 401.726607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 401.731979] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 401.731979] active_file:14 inactive_file:10 isolated_file:0 [ 401.731979] unevictable:0 dirty:0 writeback:0 unstable:0 [ 401.731979] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 401.731979] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 401.731979] free:13762 free_pcp:570 free_cma:0 [ 401.734350] Call Trace: [ 401.743740] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 401.776581] [ 401.779154] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 401.806559] dump_stack+0x244/0x39d [ 401.808697] lowmem_reserve[]: 0 2818 6321 6321 [ 401.834815] ? dump_stack_print_info.cold.1+0x20/0x20 [ 401.838418] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 401.842999] warn_alloc.cold.116+0xb7/0x1bd [ 401.848154] lowmem_reserve[]: 0 0 3503 3503 [ 401.875822] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 401.880124] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 401.884436] ? lock_downgrade+0x900/0x900 [ 401.889252] lowmem_reserve[]: 0 0 0 0 [ 401.918226] ? trace_hardirqs_off+0xb8/0x310 [ 401.922346] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 401.926159] ? trace_hardirqs_off+0xb8/0x310 [ 401.930540] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 401.944055] __alloc_pages_slowpath+0x2651/0x2de0 [ 401.948449] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 401.963721] ? warn_alloc+0x120/0x120 [ 401.968520] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 401.983504] ? print_usage_bug+0xc0/0xc0 [ 401.987504] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 401.996342] ? warn_alloc+0x120/0x120 [ 402.000398] 268 total pagecache pages [ 402.008983] ? warn_alloc+0x120/0x120 [ 402.012767] 0 pages in swap cache [ 402.016559] ? print_usage_bug+0xc0/0xc0 [ 402.020345] Swap cache stats: add 0, delete 0, find 0/0 [ 402.023788] ? kvm_clock_read+0x18/0x30 [ 402.027825] Free swap = 0kB [ 402.033178] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 402.037131] Total swap = 0kB [ 402.040142] ? print_usage_bug+0xc0/0xc0 [ 402.045128] 1965979 pages RAM [ 402.048169] ? __lock_acquire+0x62f/0x4c20 [ 402.052209] 0 pages HighMem/MovableOnly [ 402.055308] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.059694] 342854 pages reserved [ 402.063690] ? should_fail+0x22d/0xd01 [ 402.069201] 0 pages cma reserved [ 402.072646] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 402.076571] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 402.079868] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.085212] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 402.091607] ? __lock_acquire+0x62f/0x4c20 [ 402.096684] init cpuset=/ mems_allowed=0 [ 402.106385] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.119747] ? __lock_acquire+0x62f/0x4c20 [ 402.123975] ? should_fail+0x22d/0xd01 [ 402.127862] ? rcu_irq_exit+0x1a2/0x390 [ 402.131890] ? mark_held_locks+0x130/0x130 [ 402.136178] ? mark_held_locks+0x130/0x130 [ 402.140437] ? mark_held_locks+0xc7/0x130 [ 402.144590] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 402.149604] ? zap_class+0x640/0x640 [ 402.153314] ? print_usage_bug+0xc0/0xc0 [ 402.157386] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.162950] ? check_preemption_disabled+0x48/0x280 [ 402.167982] ? __lock_is_held+0xb5/0x140 [ 402.172051] __alloc_pages_nodemask+0xad8/0xea0 [ 402.176723] ? zap_class+0x640/0x640 [ 402.180458] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 402.185487] ? find_held_lock+0x36/0x1c0 [ 402.189557] ? ____cache_alloc_node+0x1c7/0x1e0 [ 402.194226] ? lock_downgrade+0x900/0x900 [ 402.198380] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.203919] cache_grow_begin+0xa5/0x8c0 [ 402.207987] ? do_raw_spin_unlock+0xa7/0x330 [ 402.212399] fallback_alloc+0x204/0x2e0 [ 402.216379] ____cache_alloc_node+0x1c7/0x1e0 [ 402.220874] kmem_cache_alloc_node+0xe3/0x730 [ 402.225366] ? ipv6_get_ifaddr+0x42e/0x620 [ 402.229618] __alloc_skb+0x119/0x770 [ 402.233326] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 402.238597] ? netdev_alloc_frag+0x1f0/0x1f0 [ 402.243003] ? lock_downgrade+0x900/0x900 [ 402.247159] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.252715] ? refcount_sub_and_test_checked+0x203/0x310 [ 402.258168] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 402.263623] ? addrconf_rs_timer+0x690/0x690 [ 402.268043] ndisc_alloc_skb+0x144/0x340 [ 402.272109] ndisc_send_rs+0x331/0x6e0 [ 402.276017] addrconf_rs_timer+0x314/0x690 [ 402.280256] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.284494] call_timer_fn+0x272/0x920 [ 402.288378] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.292623] ? process_timeout+0x40/0x40 [ 402.296690] ? __run_timers+0x7da/0xc70 [ 402.300661] ? _raw_spin_unlock_irq+0x27/0x80 [ 402.305156] ? _raw_spin_unlock_irq+0x27/0x80 [ 402.309645] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.313874] ? lockdep_hardirqs_on+0x296/0x5b0 [ 402.318481] ? trace_hardirqs_on+0xbd/0x310 [ 402.322814] ? kasan_check_read+0x11/0x20 [ 402.326980] ? __run_timers+0x7da/0xc70 [ 402.330969] ? trace_hardirqs_off_caller+0x310/0x310 [ 402.336076] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.340317] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.344548] __run_timers+0x7e5/0xc70 [ 402.348357] ? timer_fixup_init+0x70/0x70 [ 402.352523] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 402.357539] ? zap_class+0x640/0x640 [ 402.361261] ? enqueue_hrtimer+0x1a5/0x560 [ 402.365493] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 402.370695] ? find_held_lock+0x36/0x1c0 [ 402.374767] ? zap_class+0x640/0x640 [ 402.378487] ? pvclock_read_flags+0x160/0x160 [ 402.382988] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.388548] ? check_preemption_disabled+0x48/0x280 [ 402.393578] ? __lock_is_held+0xb5/0x140 [ 402.397648] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.403193] ? check_preemption_disabled+0x48/0x280 [ 402.408223] run_timer_softirq+0x52/0xb0 [ 402.412295] ? rcu_read_lock_sched_held+0x14f/0x180 [ 402.417319] __do_softirq+0x308/0xb7e [ 402.421136] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 402.425638] ? lock_downgrade+0x900/0x900 [ 402.429796] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 402.434910] ? pvclock_read_flags+0x160/0x160 [ 402.439427] ? lapic_next_event+0x5a/0x90 [ 402.443589] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.449138] ? kvm_clock_read+0x18/0x30 [ 402.453120] ? kvm_sched_clock_read+0x9/0x20 [ 402.457539] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.463083] ? check_preemption_disabled+0x48/0x280 [ 402.468137] irq_exit+0x17f/0x1c0 [ 402.471597] smp_apic_timer_interrupt+0x1cb/0x760 [ 402.476449] ? smp_reschedule_interrupt+0x109/0x650 [ 402.481474] ? smp_call_function_single_interrupt+0x650/0x650 [ 402.487365] ? interrupt_entry+0xb5/0xc0 [ 402.491437] ? trace_hardirqs_off_caller+0xbb/0x310 [ 402.496463] ? trace_hardirqs_off_caller+0xbb/0x310 [ 402.501498] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 402.506351] ? trace_hardirqs_on_caller+0x310/0x310 [ 402.511377] ? trace_hardirqs_on_caller+0x310/0x310 [ 402.516413] ? task_prio+0x50/0x50 [ 402.519971] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.525519] ? check_preemption_disabled+0x48/0x280 [ 402.530550] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 402.535412] apic_timer_interrupt+0xf/0x20 [ 402.539656] [ 402.541907] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 402.546863] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 402.565770] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 402.573487] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 402.580763] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 402.588040] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 402.595315] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 402.602636] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 402.609973] skb_clone+0x1bb/0x500 [ 402.613527] ? finish_task_switch+0x663/0x910 [ 402.618034] ? skb_split+0x11e0/0x11e0 [ 402.621950] ? preempt_notifier_register+0x200/0x200 [ 402.627061] ? __switch_to_asm+0x34/0x70 [ 402.631134] ? __switch_to_asm+0x34/0x70 [ 402.635214] ? __switch_to_asm+0x40/0x70 [ 402.639287] ? __switch_to_asm+0x34/0x70 [ 402.643354] ? __switch_to_asm+0x40/0x70 [ 402.647420] ? __switch_to_asm+0x34/0x70 [ 402.651488] ? __switch_to_asm+0x40/0x70 [ 402.655554] ? __switch_to_asm+0x34/0x70 [ 402.659673] ? __switch_to_asm+0x34/0x70 [ 402.663748] ? __switch_to_asm+0x40/0x70 [ 402.667814] ? __switch_to_asm+0x34/0x70 [ 402.671889] bpf_clone_redirect+0xb9/0x490 [ 402.676137] ? __schedule+0x8d7/0x21d0 [ 402.680043] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 402.685077] ? __sched_text_start+0x8/0x8 [ 402.689241] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 402.694019] ? find_held_lock+0x36/0x1c0 [ 402.698099] ? lock_acquire+0x1ed/0x520 [ 402.702090] ? bpf_test_run+0x3cb/0x780 [ 402.706077] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.711633] ? check_preemption_disabled+0x48/0x280 [ 402.716663] ? kasan_check_read+0x11/0x20 [ 402.720823] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 402.726107] ? rcu_softirq_qs+0x20/0x20 [ 402.730094] ? preempt_schedule+0x4d/0x60 [ 402.734255] ? ___preempt_schedule+0x16/0x18 [ 402.738679] ? bpf_test_run+0x25d/0x780 [ 402.742681] ? netlink_diag_dump+0x2a0/0x2a0 [ 402.747110] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.752656] ? bpf_test_init.isra.10+0x70/0x100 [ 402.757389] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 402.762169] ? bpf_test_finish.isra.9+0x260/0x260 [ 402.767025] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 402.772570] ? fput+0x130/0x1a0 [ 402.775864] ? __bpf_prog_get+0x9b/0x290 [ 402.779958] ? bpf_test_finish.isra.9+0x260/0x260 [ 402.784814] ? bpf_prog_test_run+0x130/0x1a0 [ 402.789239] ? __x64_sys_bpf+0x3db/0x520 [ 402.793313] ? bpf_prog_get+0x20/0x20 [ 402.797148] ? do_syscall_64+0x1b9/0x820 [ 402.801215] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 402.806589] ? syscall_return_slowpath+0x5e0/0x5e0 [ 402.811626] ? trace_hardirqs_on_caller+0x310/0x310 [ 402.816651] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 402.821678] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 402.828362] ? __switch_to_asm+0x40/0x70 [ 402.832433] ? __switch_to_asm+0x34/0x70 [ 402.836507] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 402.841365] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 402.846753] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 402.846829] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 402.852999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 402.853004] Call Trace: [ 402.853010] [ 402.853028] dump_stack+0x244/0x39d [ 402.853048] ? dump_stack_print_info.cold.1+0x20/0x20 [ 402.859595] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 402.868894] warn_alloc.cold.116+0xb7/0x1bd [ 402.871459] syz-executor2 cpuset=syz2 mems_allowed=0 [ 402.873610] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 402.907133] ? lock_downgrade+0x900/0x900 [ 402.911299] ? trace_hardirqs_off+0xb8/0x310 [ 402.915725] ? trace_hardirqs_off+0xb8/0x310 [ 402.920151] __alloc_pages_slowpath+0x2651/0x2de0 [ 402.925031] ? warn_alloc+0x120/0x120 [ 402.928841] ? print_usage_bug+0xc0/0xc0 [ 402.932913] ? warn_alloc+0x120/0x120 [ 402.936744] ? warn_alloc+0x120/0x120 [ 402.940553] ? print_usage_bug+0xc0/0xc0 [ 402.944637] ? kvm_clock_read+0x18/0x30 [ 402.948625] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 402.953653] ? print_usage_bug+0xc0/0xc0 [ 402.957726] ? __lock_acquire+0x62f/0x4c20 [ 402.962033] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.967585] ? should_fail+0x22d/0xd01 [ 402.971482] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 402.976771] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.981882] ? __lock_acquire+0x62f/0x4c20 [ 402.986130] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.991240] ? __lock_acquire+0x62f/0x4c20 [ 402.995480] ? should_fail+0x22d/0xd01 [ 402.999372] ? rcu_irq_exit+0x1a2/0x390 [ 403.003366] ? mark_held_locks+0x130/0x130 [ 403.007615] ? mark_held_locks+0x130/0x130 [ 403.011865] ? mark_held_locks+0xc7/0x130 [ 403.016025] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 403.021053] ? zap_class+0x640/0x640 [ 403.024779] ? print_usage_bug+0xc0/0xc0 [ 403.028856] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.034409] ? check_preemption_disabled+0x48/0x280 [ 403.039445] ? __lock_is_held+0xb5/0x140 [ 403.043523] __alloc_pages_nodemask+0xad8/0xea0 [ 403.048205] ? zap_class+0x640/0x640 [ 403.051957] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 403.057005] ? find_held_lock+0x36/0x1c0 [ 403.061089] ? ____cache_alloc_node+0x1c7/0x1e0 [ 403.065770] ? lock_downgrade+0x900/0x900 [ 403.069950] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.075503] cache_grow_begin+0xa5/0x8c0 [ 403.079572] ? do_raw_spin_unlock+0xa7/0x330 [ 403.083999] fallback_alloc+0x204/0x2e0 [ 403.088005] ____cache_alloc_node+0x1c7/0x1e0 [ 403.092518] kmem_cache_alloc_node+0xe3/0x730 [ 403.097024] ? ipv6_get_ifaddr+0x42e/0x620 [ 403.101283] __alloc_skb+0x119/0x770 [ 403.105006] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 403.110468] ? netdev_alloc_frag+0x1f0/0x1f0 [ 403.114886] ? lock_downgrade+0x900/0x900 [ 403.119261] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.124810] ? refcount_sub_and_test_checked+0x203/0x310 [ 403.130279] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 403.135738] ? addrconf_rs_timer+0x690/0x690 [ 403.140169] ndisc_alloc_skb+0x144/0x340 [ 403.144248] ndisc_send_rs+0x331/0x6e0 [ 403.148149] addrconf_rs_timer+0x314/0x690 [ 403.152403] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 403.156657] call_timer_fn+0x272/0x920 [ 403.160554] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 403.164799] ? process_timeout+0x40/0x40 [ 403.168882] ? mark_held_locks+0xc7/0x130 [ 403.173049] ? _raw_spin_unlock_irq+0x27/0x80 [ 403.177558] ? _raw_spin_unlock_irq+0x27/0x80 [ 403.182062] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 403.186310] ? lockdep_hardirqs_on+0x296/0x5b0 [ 403.190907] ? trace_hardirqs_on+0xbd/0x310 [ 403.195259] ? kasan_check_read+0x11/0x20 [ 403.199442] ? __run_timers+0x7da/0xc70 [ 403.203429] ? trace_hardirqs_off_caller+0x310/0x310 [ 403.208547] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 403.212800] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 403.217044] __run_timers+0x7e5/0xc70 [ 403.220864] ? timer_fixup_init+0x70/0x70 [ 403.225026] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 403.230052] ? zap_class+0x640/0x640 [ 403.233782] ? print_usage_bug+0xc0/0xc0 [ 403.237854] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 403.243062] ? find_held_lock+0x36/0x1c0 [ 403.247137] ? zap_class+0x640/0x640 [ 403.250869] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.256417] ? check_preemption_disabled+0x48/0x280 [ 403.261451] ? __lock_is_held+0xb5/0x140 [ 403.265523] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.271071] ? check_preemption_disabled+0x48/0x280 [ 403.276104] run_timer_softirq+0x52/0xb0 [ 403.280177] ? rcu_read_lock_sched_held+0x14f/0x180 [ 403.285212] __do_softirq+0x308/0xb7e [ 403.289027] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 403.293534] ? lock_downgrade+0x900/0x900 [ 403.297694] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 403.302814] ? pvclock_read_flags+0x160/0x160 [ 403.307323] ? lapic_next_event+0x5a/0x90 [ 403.311483] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.317041] ? kvm_clock_read+0x18/0x30 [ 403.321026] ? kvm_sched_clock_read+0x9/0x20 [ 403.325445] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.330997] ? check_preemption_disabled+0x48/0x280 [ 403.336031] irq_exit+0x17f/0x1c0 [ 403.339495] smp_apic_timer_interrupt+0x1cb/0x760 [ 403.344352] ? smp_call_function_single_interrupt+0x650/0x650 [ 403.350247] ? interrupt_entry+0xb5/0xc0 [ 403.354320] ? trace_hardirqs_off_caller+0xbb/0x310 [ 403.359348] ? trace_hardirqs_off_caller+0xbb/0x310 [ 403.364373] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 403.369228] ? trace_hardirqs_on_caller+0x310/0x310 [ 403.374253] ? trace_hardirqs_on_caller+0x310/0x310 [ 403.379275] ? task_prio+0x50/0x50 [ 403.382829] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.388378] ? check_preemption_disabled+0x48/0x280 [ 403.393409] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 403.398272] apic_timer_interrupt+0xf/0x20 [ 403.402507] [ 403.404753] RIP: 0010:check_memory_region+0x117/0x1b0 [ 403.409968] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 403.428877] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 403.436589] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 403.443863] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 403.451136] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 403.458411] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 403.465703] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 403.472993] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 403.478290] kasan_check_read+0x11/0x20 [ 403.482271] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 403.487381] ? rcu_softirq_qs+0x20/0x20 [ 403.491375] rcu_is_watching+0x10/0x30 [ 403.495275] page_evictable+0x3c0/0x540 [ 403.499273] ? kswapd_stop+0x100/0x100 [ 403.503171] ? trace_hardirqs_off_caller+0x310/0x310 [ 403.508287] ? perf_trace_sched_process_exec+0x860/0x860 [ 403.513744] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.519288] ? check_preemption_disabled+0x48/0x280 [ 403.524319] shrink_active_list+0x869/0x1f00 [ 403.528749] ? mark_held_locks+0xc7/0x130 [ 403.532917] ? shrink_inactive_list+0x1c60/0x1c60 [ 403.537788] ? trace_hardirqs_on+0xbd/0x310 [ 403.542116] ? find_held_lock+0x36/0x1c0 [ 403.546194] ? shrink_inactive_list+0xa4a/0x1c60 [ 403.550978] ? trace_hardirqs_off_caller+0x310/0x310 [ 403.556091] ? zap_class+0x640/0x640 [ 403.559818] ? print_usage_bug+0xc0/0xc0 [ 403.563905] ? __page_frag_cache_drain+0x210/0x210 [ 403.568858] ? print_usage_bug+0xc0/0xc0 [ 403.572948] ? mark_held_locks+0xc7/0x130 [ 403.577114] ? find_held_lock+0x36/0x1c0 [ 403.581196] ? zap_class+0x640/0x640 [ 403.584921] ? mark_held_locks+0xc7/0x130 [ 403.589103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.594648] ? check_preemption_disabled+0x48/0x280 [ 403.599683] ? zap_class+0x640/0x640 [ 403.603404] ? __lock_is_held+0xb5/0x140 [ 403.607476] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.613025] ? check_preemption_disabled+0x48/0x280 [ 403.618064] ? __lock_is_held+0xb5/0x140 [ 403.622146] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 403.627172] ? inactive_list_is_low+0x305/0x880 [ 403.631866] ? lruvec_lru_size+0x450/0x450 [ 403.636113] ? kasan_check_read+0x11/0x20 [ 403.640284] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 403.645234] shrink_node_memcg+0x803/0x18f0 [ 403.649582] ? shrink_active_list+0x1f00/0x1f00 [ 403.654264] ? lock_downgrade+0x900/0x900 [ 403.658422] ? check_flush_dependency+0x410/0x410 [ 403.663284] ? kasan_check_read+0x11/0x20 [ 403.667438] ? do_raw_spin_unlock+0xa7/0x330 [ 403.671861] ? ___preempt_schedule+0x16/0x18 [ 403.676289] ? _raw_spin_unlock+0x3f/0x50 [ 403.680451] shrink_node+0x3bc/0x16b0 [ 403.684264] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 403.689587] ? shrink_node_memcg+0x18f0/0x18f0 [ 403.694180] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 403.698779] ? trace_hardirqs_on+0xbd/0x310 [ 403.703112] ? vmpressure+0x271/0x340 [ 403.706946] ? do_raw_spin_trylock+0x270/0x270 [ 403.711545] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 403.717094] ? __cpuset_node_allowed+0x19b/0x660 [ 403.721859] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 403.727581] ? vmpressure+0x1a2/0x340 [ 403.731401] do_try_to_free_pages+0x3e7/0x1290 [ 403.735995] ? zap_class+0x640/0x640 [ 403.739739] ? shrink_node+0x16b0/0x16b0 [ 403.743809] ? __lock_is_held+0xb5/0x140 [ 403.747894] try_to_free_pages+0x4d0/0xb90 [ 403.752164] ? do_try_to_free_pages+0x1290/0x1290 [ 403.757038] ? lock_acquire+0x1ed/0x520 [ 403.761020] ? set_page_refcounted+0x280/0x280 [ 403.765617] ? lock_release+0xa00/0xa00 [ 403.769601] ? _raw_spin_unlock_irq+0x60/0x80 [ 403.774106] ? psi_memstall_enter+0x240/0x2b0 [ 403.778616] ? psi_memstall_tick+0x230/0x230 [ 403.783046] __alloc_pages_slowpath+0xa48/0x2de0 [ 403.787841] ? warn_alloc+0x120/0x120 [ 403.791648] ? mark_held_locks+0x130/0x130 [ 403.795898] ? find_get_entry+0xaae/0x1120 [ 403.800170] ? filemap_map_pages+0x1a20/0x1a20 [ 403.804775] ? zap_class+0x640/0x640 [ 403.808503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.814051] ? check_preemption_disabled+0x48/0x280 [ 403.819078] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.824628] ? should_fail+0x22d/0xd01 [ 403.828527] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 403.833644] ? zap_class+0x640/0x640 [ 403.837392] ? __lock_is_held+0xb5/0x140 [ 403.841472] ? mark_held_locks+0x130/0x130 [ 403.845718] ? lock_release+0xa00/0xa00 [ 403.849707] ? perf_trace_sched_process_exec+0x860/0x860 [ 403.855168] ? xa_load+0x2ba/0x460 [ 403.858731] ? lock_downgrade+0x900/0x900 [ 403.862903] ? __might_sleep+0x95/0x190 [ 403.866920] __alloc_pages_nodemask+0xad8/0xea0 [ 403.871627] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 403.876652] ? __page_cache_alloc+0x191/0x5c0 [ 403.881157] ? xa_load+0x2e1/0x460 [ 403.884709] ? xa_clear_mark+0x40/0x40 [ 403.888608] ? zap_class+0x640/0x640 [ 403.892392] ? zap_class+0x640/0x640 [ 403.896118] ? zap_class+0x640/0x640 [ 403.899842] ? __do_page_cache_readahead+0x663/0x810 [ 403.904979] ? find_held_lock+0x36/0x1c0 [ 403.909057] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 403.914612] alloc_pages_current+0x173/0x350 [ 403.919041] __page_cache_alloc+0x38c/0x5c0 [ 403.923369] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 403.928306] ? kasan_check_read+0x11/0x20 [ 403.932466] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 403.937755] ? generic_perform_write+0x6a0/0x6a0 [ 403.942525] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.948077] ? check_preemption_disabled+0x48/0x280 [ 403.953110] filemap_fault+0x1595/0x25f0 [ 403.957197] ? __lock_page_or_retry+0xa00/0xa00 [ 403.961881] ? mark_held_locks+0x130/0x130 [ 403.966135] ? filemap_map_pages+0xd6b/0x1a20 [ 403.970657] ? lock_downgrade+0x900/0x900 [ 403.974814] ? check_preemption_disabled+0x48/0x280 [ 403.979842] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 403.985017] ? kasan_check_read+0x11/0x20 [ 403.989178] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 403.994473] ? rcu_softirq_qs+0x20/0x20 [ 403.998469] ? filemap_map_pages+0xd92/0x1a20 [ 404.002983] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.008538] ? find_get_entries_tag+0x1400/0x1400 [ 404.014232] ? __lock_acquire+0x62f/0x4c20 [ 404.018493] ? lock_acquire+0x1ed/0x520 [ 404.022477] ? ext4_filemap_fault+0x7a/0xad [ 404.026816] ? lock_release+0xa00/0xa00 [ 404.030807] ? perf_trace_sched_process_exec+0x860/0x860 [ 404.036272] ? print_usage_bug+0xc0/0xc0 [ 404.040344] ? print_usage_bug+0xc0/0xc0 [ 404.044426] ? down_read+0x8d/0x120 [ 404.048066] ? ext4_filemap_fault+0x7a/0xad [ 404.052396] ? __down_interruptible+0x700/0x700 [ 404.057086] ext4_filemap_fault+0x82/0xad [ 404.061251] __do_fault+0x100/0x6b0 [ 404.064900] ? pmd_devmap_trans_unstable+0x220/0x220 [ 404.070038] ? mark_held_locks+0x130/0x130 [ 404.074288] ? mark_held_locks+0x130/0x130 [ 404.078529] ? find_held_lock+0x36/0x1c0 [ 404.082866] ? find_held_lock+0x36/0x1c0 [ 404.086957] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.092511] __handle_mm_fault+0x3ea0/0x5be0 [ 404.096951] ? poll_select_copy_remaining+0x18c/0x6a0 [ 404.102159] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 404.107024] ? __might_fault+0x12b/0x1e0 [ 404.111095] ? lock_downgrade+0x900/0x900 [ 404.115265] ? zap_class+0x640/0x640 [ 404.119115] ? zap_class+0x640/0x640 [ 404.122851] ? find_held_lock+0x36/0x1c0 [ 404.126949] ? handle_mm_fault+0x42a/0xc70 [ 404.131207] ? lock_downgrade+0x900/0x900 [ 404.135365] ? check_preemption_disabled+0x48/0x280 [ 404.140391] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 404.145340] ? kasan_check_read+0x11/0x20 [ 404.149502] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 404.154788] ? rcu_softirq_qs+0x20/0x20 [ 404.158772] ? trace_hardirqs_off_caller+0x310/0x310 [ 404.163888] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.169437] ? check_preemption_disabled+0x48/0x280 [ 404.174474] handle_mm_fault+0x54f/0xc70 [ 404.178549] ? __handle_mm_fault+0x5be0/0x5be0 [ 404.183146] ? find_vma+0x34/0x190 [ 404.186704] __do_page_fault+0x5e8/0xe60 [ 404.190775] ? trace_hardirqs_off+0xb8/0x310 [ 404.195211] do_page_fault+0xf2/0x7e0 [ 404.199027] ? vmalloc_sync_all+0x30/0x30 [ 404.203185] ? error_entry+0x70/0xd0 [ 404.206943] ? trace_hardirqs_off_caller+0xbb/0x310 [ 404.211987] ? trace_hardirqs_on_caller+0xc0/0x310 [ 404.216944] ? syscall_return_slowpath+0x5e0/0x5e0 [ 404.221888] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 404.226830] ? trace_hardirqs_on_caller+0x310/0x310 [ 404.231857] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 404.237322] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 404.242348] ? prepare_exit_to_usermode+0x291/0x3b0 [ 404.247374] ? page_fault+0x8/0x30 [ 404.250947] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 404.255806] ? page_fault+0x8/0x30 [ 404.259359] page_fault+0x1e/0x30 [ 404.262819] RIP: 0033:0x7efe5ebdedd3 [ 404.266556] Code: Bad RIP value. [ 404.269947] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 404.275318] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 404.282595] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 404.289871] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 404.297151] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 404.304426] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 404.311728] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 404.311733] warn_alloc_show_mem: 1 callbacks suppressed [ 404.311740] Mem-Info: [ 404.319024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 404.324400] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 404.324400] active_file:14 inactive_file:10 isolated_file:0 [ 404.324400] unevictable:0 dirty:0 writeback:0 unstable:0 [ 404.324400] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 404.324400] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 404.324400] free:13762 free_pcp:570 free_cma:0 [ 404.326781] Call Trace: [ 404.336182] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 404.369034] [ 404.371613] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 404.399028] dump_stack+0x244/0x39d [ 404.401162] lowmem_reserve[]: 0 2818 6321 6321 [ 404.427275] ? dump_stack_print_info.cold.1+0x20/0x20 [ 404.430887] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 404.435477] warn_alloc.cold.116+0xb7/0x1bd [ 404.440640] lowmem_reserve[]: 0 0 3503 3503 [ 404.468360] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 404.472669] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 404.476998] ? lock_downgrade+0x900/0x900 [ 404.481824] lowmem_reserve[]: 0 0 0 0 [ 404.510808] ? trace_hardirqs_off+0xb8/0x310 [ 404.514952] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 404.518764] ? trace_hardirqs_off+0xb8/0x310 [ 404.523155] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 404.536691] __alloc_pages_slowpath+0x2651/0x2de0 [ 404.541074] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 404.556422] ? warn_alloc+0x120/0x120 [ 404.561239] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 404.576236] ? print_usage_bug+0xc0/0xc0 [ 404.580027] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 404.588857] ? warn_alloc+0x120/0x120 [ 404.592902] 268 total pagecache pages [ 404.601479] ? warn_alloc+0x120/0x120 [ 404.605270] 0 pages in swap cache [ 404.609065] ? print_usage_bug+0xc0/0xc0 [ 404.612851] Swap cache stats: add 0, delete 0, find 0/0 [ 404.616305] ? print_usage_bug+0xc0/0xc0 [ 404.620351] Free swap = 0kB [ 404.625725] ? __lock_acquire+0x62f/0x4c20 [ 404.629776] Total swap = 0kB [ 404.632800] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.637015] 1965979 pages RAM [ 404.640040] ? should_fail+0x22d/0xd01 [ 404.645560] 0 pages HighMem/MovableOnly [ 404.648666] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 404.652533] 342854 pages reserved [ 404.656518] ? __lock_acquire+0x62f/0x4c20 [ 404.661602] 0 pages cma reserved [ 404.665057] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 404.669332] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 404.672639] ? __lock_acquire+0x62f/0x4c20 [ 404.672651] ? should_fail+0x22d/0xd01 [ 404.672675] ? mark_held_locks+0x130/0x130 [ 404.677826] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 404.684294] ? mark_held_locks+0x130/0x130 [ 404.688515] init cpuset=/ mems_allowed=0 [ 404.692402] ? zap_class+0x640/0x640 [ 404.718321] ? zap_class+0x640/0x640 [ 404.722043] ? print_usage_bug+0xc0/0xc0 [ 404.726112] ? wq_watchdog_touch+0x9c/0xfe [ 404.730361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.735913] ? check_preemption_disabled+0x48/0x280 [ 404.740982] ? __lock_is_held+0xb5/0x140 [ 404.745063] __alloc_pages_nodemask+0xad8/0xea0 [ 404.749740] ? zap_class+0x640/0x640 [ 404.753469] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 404.758515] ? find_held_lock+0x36/0x1c0 [ 404.762596] ? ____cache_alloc_node+0x1c7/0x1e0 [ 404.767278] ? lock_downgrade+0x900/0x900 [ 404.771444] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.777049] cache_grow_begin+0xa5/0x8c0 [ 404.781124] ? do_raw_spin_unlock+0xa7/0x330 [ 404.785550] fallback_alloc+0x204/0x2e0 [ 404.789545] ____cache_alloc_node+0x1c7/0x1e0 [ 404.794057] kmem_cache_alloc_node+0xe3/0x730 [ 404.798564] ? ipv6_get_ifaddr+0x42e/0x620 [ 404.802822] __alloc_skb+0x119/0x770 [ 404.806544] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 404.811837] ? netdev_alloc_frag+0x1f0/0x1f0 [ 404.816261] ? lock_downgrade+0x900/0x900 [ 404.820426] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.825980] ? refcount_sub_and_test_checked+0x203/0x310 [ 404.831447] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 404.836917] ? addrconf_rs_timer+0x690/0x690 [ 404.841369] ndisc_alloc_skb+0x144/0x340 [ 404.845454] ndisc_send_rs+0x331/0x6e0 [ 404.849403] addrconf_rs_timer+0x314/0x690 [ 404.853661] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.857982] call_timer_fn+0x272/0x920 [ 404.861947] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.866196] ? process_timeout+0x40/0x40 [ 404.870323] ? __run_timers+0x7da/0xc70 [ 404.874313] ? _raw_spin_unlock_irq+0x27/0x80 [ 404.878819] ? _raw_spin_unlock_irq+0x27/0x80 [ 404.883325] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.887632] ? lockdep_hardirqs_on+0x296/0x5b0 [ 404.892234] ? trace_hardirqs_on+0xbd/0x310 [ 404.896619] ? kasan_check_read+0x11/0x20 [ 404.900782] ? __run_timers+0x7da/0xc70 [ 404.904769] ? trace_hardirqs_off_caller+0x310/0x310 [ 404.909898] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.914161] __run_timers+0x7e5/0xc70 [ 404.917993] ? timer_fixup_init+0x70/0x70 [ 404.922204] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 404.927238] ? zap_class+0x640/0x640 [ 404.930981] ? enqueue_hrtimer+0x1a5/0x560 [ 404.935232] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 404.940441] ? find_held_lock+0x36/0x1c0 [ 404.944518] ? zap_class+0x640/0x640 [ 404.948247] ? pvclock_read_flags+0x160/0x160 [ 404.952761] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.958312] ? check_preemption_disabled+0x48/0x280 [ 404.963349] ? __lock_is_held+0xb5/0x140 [ 404.967426] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.972988] ? check_preemption_disabled+0x48/0x280 [ 404.978024] run_timer_softirq+0x52/0xb0 [ 404.982100] ? rcu_read_lock_sched_held+0x14f/0x180 [ 404.987131] __do_softirq+0x308/0xb7e [ 404.990968] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 404.995477] ? lock_downgrade+0x900/0x900 [ 404.999698] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 405.004830] ? pvclock_read_flags+0x160/0x160 [ 405.009347] ? lapic_next_event+0x5a/0x90 [ 405.013537] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.019241] ? kvm_clock_read+0x18/0x30 [ 405.023228] ? kvm_sched_clock_read+0x9/0x20 [ 405.027650] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.033203] ? check_preemption_disabled+0x48/0x280 [ 405.038243] irq_exit+0x17f/0x1c0 [ 405.041715] smp_apic_timer_interrupt+0x1cb/0x760 [ 405.046571] ? smp_reschedule_interrupt+0x109/0x650 [ 405.051598] ? smp_call_function_single_interrupt+0x650/0x650 [ 405.057492] ? interrupt_entry+0xb5/0xc0 [ 405.061566] ? trace_hardirqs_off_caller+0xbb/0x310 [ 405.066592] ? trace_hardirqs_off_caller+0xbb/0x310 [ 405.071621] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.076476] ? trace_hardirqs_on_caller+0x310/0x310 [ 405.081503] ? trace_hardirqs_on_caller+0x310/0x310 [ 405.086532] ? task_prio+0x50/0x50 [ 405.090088] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.095642] ? check_preemption_disabled+0x48/0x280 [ 405.100681] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.105552] apic_timer_interrupt+0xf/0x20 [ 405.109793] [ 405.112044] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 405.117488] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 405.136415] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 405.144238] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 405.151569] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 405.158847] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 405.166130] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 405.173419] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 405.180762] skb_clone+0x1bb/0x500 [ 405.184326] ? finish_task_switch+0x663/0x910 [ 405.188848] ? skb_split+0x11e0/0x11e0 [ 405.192758] ? preempt_notifier_register+0x200/0x200 [ 405.197885] ? __switch_to_asm+0x34/0x70 [ 405.201979] ? __switch_to_asm+0x34/0x70 [ 405.206105] ? __switch_to_asm+0x40/0x70 [ 405.210175] ? __switch_to_asm+0x34/0x70 [ 405.214244] ? __switch_to_asm+0x40/0x70 [ 405.218312] ? __switch_to_asm+0x34/0x70 [ 405.222380] ? __switch_to_asm+0x40/0x70 [ 405.226455] ? __switch_to_asm+0x34/0x70 [ 405.230535] ? __switch_to_asm+0x34/0x70 [ 405.234608] ? __switch_to_asm+0x40/0x70 [ 405.238680] ? __switch_to_asm+0x34/0x70 [ 405.242773] bpf_clone_redirect+0xb9/0x490 [ 405.247031] ? __schedule+0x8d7/0x21d0 [ 405.250966] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 405.256036] ? __sched_text_start+0x8/0x8 [ 405.260200] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 405.265002] ? find_held_lock+0x36/0x1c0 [ 405.269089] ? lock_acquire+0x1ed/0x520 [ 405.273076] ? bpf_test_run+0x3cb/0x780 [ 405.277063] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.282613] ? check_preemption_disabled+0x48/0x280 [ 405.287657] ? kasan_check_read+0x11/0x20 [ 405.291830] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 405.297134] ? rcu_softirq_qs+0x20/0x20 [ 405.301136] ? preempt_schedule+0x4d/0x60 [ 405.305308] ? ___preempt_schedule+0x16/0x18 [ 405.309752] ? bpf_test_run+0x25d/0x780 [ 405.313766] ? netlink_diag_dump+0x2a0/0x2a0 [ 405.318204] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.323777] ? bpf_test_init.isra.10+0x70/0x100 [ 405.328480] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 405.333282] ? bpf_test_finish.isra.9+0x260/0x260 [ 405.338154] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 405.343729] ? fput+0x130/0x1a0 [ 405.347085] ? __bpf_prog_get+0x9b/0x290 [ 405.351174] ? bpf_test_finish.isra.9+0x260/0x260 [ 405.356046] ? bpf_prog_test_run+0x130/0x1a0 [ 405.360486] ? __x64_sys_bpf+0x3db/0x520 [ 405.364571] ? bpf_prog_get+0x20/0x20 [ 405.368411] ? do_syscall_64+0x1b9/0x820 [ 405.372488] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 405.377864] ? syscall_return_slowpath+0x5e0/0x5e0 [ 405.382808] ? trace_hardirqs_on_caller+0x310/0x310 [ 405.387834] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 405.392863] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 405.399541] ? __switch_to_asm+0x40/0x70 [ 405.403613] ? __switch_to_asm+0x34/0x70 [ 405.407704] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.412587] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 405.418014] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 405.418081] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 405.424279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 405.424285] Call Trace: [ 405.424293] [ 405.424317] dump_stack+0x244/0x39d [ 405.424335] ? dump_stack_print_info.cold.1+0x20/0x20 [ 405.424359] warn_alloc.cold.116+0xb7/0x1bd [ 405.431003] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 405.440245] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 405.442815] syz-executor2 cpuset=syz2 mems_allowed=0 [ 405.444992] ? lock_downgrade+0x900/0x900 [ 405.482853] ? trace_hardirqs_off+0xb8/0x310 [ 405.487282] ? trace_hardirqs_off+0xb8/0x310 [ 405.491712] __alloc_pages_slowpath+0x2651/0x2de0 [ 405.496604] ? warn_alloc+0x120/0x120 [ 405.500430] ? print_usage_bug+0xc0/0xc0 [ 405.504524] ? warn_alloc+0x120/0x120 [ 405.508360] ? warn_alloc+0x120/0x120 [ 405.512193] ? print_usage_bug+0xc0/0xc0 [ 405.516285] ? print_usage_bug+0xc0/0xc0 [ 405.520373] ? __lock_acquire+0x62f/0x4c20 [ 405.524639] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.530209] ? should_fail+0x22d/0xd01 [ 405.534123] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 405.539253] ? __lock_acquire+0x62f/0x4c20 [ 405.543509] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 405.548628] ? __lock_acquire+0x62f/0x4c20 [ 405.552877] ? should_fail+0x22d/0xd01 [ 405.556781] ? find_held_lock+0x36/0x1c0 [ 405.560868] ? mark_held_locks+0x130/0x130 [ 405.565122] ? mark_held_locks+0x130/0x130 [ 405.569370] ? zap_class+0x640/0x640 [ 405.573184] ? zap_class+0x640/0x640 [ 405.576917] ? print_usage_bug+0xc0/0xc0 [ 405.581067] ? do_raw_spin_unlock+0xa7/0x330 [ 405.585490] ? zap_class+0x640/0x640 [ 405.589227] ? print_usage_bug+0xc0/0xc0 [ 405.593302] ? wq_watchdog_touch+0x9c/0xfe [ 405.597555] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.603124] ? check_preemption_disabled+0x48/0x280 [ 405.608168] ? __lock_is_held+0xb5/0x140 [ 405.613855] __alloc_pages_nodemask+0xad8/0xea0 [ 405.618544] ? zap_class+0x640/0x640 [ 405.622276] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 405.627317] ? find_held_lock+0x36/0x1c0 [ 405.631397] ? ____cache_alloc_node+0x1c7/0x1e0 [ 405.636077] ? lock_downgrade+0x900/0x900 [ 405.640260] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.645835] cache_grow_begin+0xa5/0x8c0 [ 405.649919] ? do_raw_spin_unlock+0xa7/0x330 [ 405.654375] fallback_alloc+0x204/0x2e0 [ 405.658366] ____cache_alloc_node+0x1c7/0x1e0 [ 405.662878] kmem_cache_alloc_node+0xe3/0x730 [ 405.667435] ? ipv6_get_ifaddr+0x42e/0x620 [ 405.671691] __alloc_skb+0x119/0x770 [ 405.675527] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 405.680822] ? netdev_alloc_frag+0x1f0/0x1f0 [ 405.685247] ? lock_downgrade+0x900/0x900 [ 405.689418] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.694985] ? refcount_sub_and_test_checked+0x203/0x310 [ 405.700453] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 405.705922] ? addrconf_rs_timer+0x690/0x690 [ 405.710375] ndisc_alloc_skb+0x144/0x340 [ 405.714454] ndisc_send_rs+0x331/0x6e0 [ 405.718361] addrconf_rs_timer+0x314/0x690 [ 405.722612] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.726876] call_timer_fn+0x272/0x920 [ 405.730773] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.735026] ? process_timeout+0x40/0x40 [ 405.739109] ? mark_held_locks+0xc7/0x130 [ 405.743271] ? _raw_spin_unlock_irq+0x27/0x80 [ 405.747827] ? _raw_spin_unlock_irq+0x27/0x80 [ 405.752337] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.756588] ? lockdep_hardirqs_on+0x296/0x5b0 [ 405.761196] ? trace_hardirqs_on+0xbd/0x310 [ 405.765561] ? kasan_check_read+0x11/0x20 [ 405.769727] ? __run_timers+0x7da/0xc70 [ 405.773721] ? trace_hardirqs_off_caller+0x310/0x310 [ 405.778846] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.783100] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.787345] __run_timers+0x7e5/0xc70 [ 405.791227] ? timer_fixup_init+0x70/0x70 [ 405.795391] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 405.800421] ? zap_class+0x640/0x640 [ 405.804396] ? print_usage_bug+0xc0/0xc0 [ 405.808470] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 405.813679] ? find_held_lock+0x36/0x1c0 [ 405.817755] ? zap_class+0x640/0x640 [ 405.821498] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.827213] ? check_preemption_disabled+0x48/0x280 [ 405.832257] ? __lock_is_held+0xb5/0x140 [ 405.836353] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.842010] ? check_preemption_disabled+0x48/0x280 [ 405.847093] run_timer_softirq+0x52/0xb0 [ 405.851219] ? rcu_read_lock_sched_held+0x14f/0x180 [ 405.856295] __do_softirq+0x308/0xb7e [ 405.860150] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 405.864686] ? lock_downgrade+0x900/0x900 [ 405.868875] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 405.874025] ? pvclock_read_flags+0x160/0x160 [ 405.878617] ? lapic_next_event+0x5a/0x90 [ 405.882807] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.888390] ? kvm_clock_read+0x18/0x30 [ 405.892409] ? kvm_sched_clock_read+0x9/0x20 [ 405.896864] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.902440] ? check_preemption_disabled+0x48/0x280 [ 405.907500] irq_exit+0x17f/0x1c0 [ 405.911004] smp_apic_timer_interrupt+0x1cb/0x760 [ 405.915875] ? smp_call_function_single_interrupt+0x650/0x650 [ 405.921836] ? interrupt_entry+0xb5/0xc0 [ 405.925981] ? trace_hardirqs_off_caller+0xbb/0x310 [ 405.931033] ? trace_hardirqs_off_caller+0xbb/0x310 [ 405.936080] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.940963] ? trace_hardirqs_on_caller+0x310/0x310 [ 405.946010] ? trace_hardirqs_on_caller+0x310/0x310 [ 405.951053] ? task_prio+0x50/0x50 [ 405.954620] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.960182] ? check_preemption_disabled+0x48/0x280 [ 405.965282] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.970157] apic_timer_interrupt+0xf/0x20 [ 405.974407] [ 405.976666] RIP: 0010:check_memory_region+0x117/0x1b0 [ 405.981875] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 406.001415] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 406.009242] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 406.016551] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 406.023847] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 406.031140] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 406.038430] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 406.045749] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 406.051069] kasan_check_read+0x11/0x20 [ 406.055075] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 406.060202] ? rcu_softirq_qs+0x20/0x20 [ 406.064212] rcu_is_watching+0x10/0x30 [ 406.068124] page_evictable+0x3c0/0x540 [ 406.072129] ? kswapd_stop+0x100/0x100 [ 406.076054] ? trace_hardirqs_off_caller+0x310/0x310 [ 406.081203] ? perf_trace_sched_process_exec+0x860/0x860 [ 406.086692] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.092268] ? check_preemption_disabled+0x48/0x280 [ 406.097326] shrink_active_list+0x869/0x1f00 [ 406.101774] ? mark_held_locks+0xc7/0x130 [ 406.105971] ? shrink_inactive_list+0x1c60/0x1c60 [ 406.110901] ? trace_hardirqs_on+0xbd/0x310 [ 406.115273] ? find_held_lock+0x36/0x1c0 [ 406.119608] ? shrink_inactive_list+0xa4a/0x1c60 [ 406.124575] ? trace_hardirqs_off_caller+0x310/0x310 [ 406.129720] ? zap_class+0x640/0x640 [ 406.133458] ? print_usage_bug+0xc0/0xc0 [ 406.137551] ? __page_frag_cache_drain+0x210/0x210 [ 406.142488] ? print_usage_bug+0xc0/0xc0 [ 406.146576] ? mark_held_locks+0xc7/0x130 [ 406.150832] ? find_held_lock+0x36/0x1c0 [ 406.154924] ? zap_class+0x640/0x640 [ 406.158671] ? mark_held_locks+0xc7/0x130 [ 406.162843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.168417] ? check_preemption_disabled+0x48/0x280 [ 406.173479] ? zap_class+0x640/0x640 [ 406.177218] ? __lock_is_held+0xb5/0x140 [ 406.181306] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.186869] ? check_preemption_disabled+0x48/0x280 [ 406.191924] ? __lock_is_held+0xb5/0x140 [ 406.196049] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 406.201094] ? inactive_list_is_low+0x305/0x880 [ 406.205903] ? lruvec_lru_size+0x450/0x450 [ 406.210229] ? kasan_check_read+0x11/0x20 [ 406.214464] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 406.219439] shrink_node_memcg+0x803/0x18f0 [ 406.223815] ? shrink_active_list+0x1f00/0x1f00 [ 406.228566] ? lock_downgrade+0x900/0x900 [ 406.232744] ? check_flush_dependency+0x410/0x410 [ 406.237620] ? kasan_check_read+0x11/0x20 [ 406.241793] ? do_raw_spin_unlock+0xa7/0x330 [ 406.246239] ? ___preempt_schedule+0x16/0x18 [ 406.250675] ? _raw_spin_unlock+0x3f/0x50 [ 406.254855] shrink_node+0x3bc/0x16b0 [ 406.258727] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 406.264057] ? shrink_node_memcg+0x18f0/0x18f0 [ 406.268662] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 406.273272] ? trace_hardirqs_on+0xbd/0x310 [ 406.277616] ? vmpressure+0x271/0x340 [ 406.281443] ? do_raw_spin_trylock+0x270/0x270 [ 406.286108] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 406.291670] ? __cpuset_node_allowed+0x19b/0x660 [ 406.296456] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 406.302199] ? vmpressure+0x1a2/0x340 [ 406.306030] do_try_to_free_pages+0x3e7/0x1290 [ 406.310631] ? zap_class+0x640/0x640 [ 406.314381] ? shrink_node+0x16b0/0x16b0 [ 406.318462] ? __lock_is_held+0xb5/0x140 [ 406.322563] try_to_free_pages+0x4d0/0xb90 [ 406.326834] ? do_try_to_free_pages+0x1290/0x1290 [ 406.331720] ? lock_acquire+0x1ed/0x520 [ 406.335814] ? set_page_refcounted+0x280/0x280 [ 406.340439] ? lock_release+0xa00/0xa00 [ 406.344445] ? _raw_spin_unlock_irq+0x60/0x80 [ 406.349001] ? psi_memstall_enter+0x240/0x2b0 [ 406.353553] ? psi_memstall_tick+0x230/0x230 [ 406.358026] __alloc_pages_slowpath+0xa48/0x2de0 [ 406.362847] ? warn_alloc+0x120/0x120 [ 406.366666] ? mark_held_locks+0x130/0x130 [ 406.370949] ? find_get_entry+0xaae/0x1120 [ 406.375295] ? filemap_map_pages+0x1a20/0x1a20 [ 406.379948] ? zap_class+0x640/0x640 [ 406.383767] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.389351] ? check_preemption_disabled+0x48/0x280 [ 406.394407] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.399999] ? should_fail+0x22d/0xd01 [ 406.403989] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.409134] ? zap_class+0x640/0x640 [ 406.412908] ? __lock_is_held+0xb5/0x140 [ 406.417032] ? mark_held_locks+0x130/0x130 [ 406.421307] ? lock_release+0xa00/0xa00 [ 406.425316] ? perf_trace_sched_process_exec+0x860/0x860 [ 406.430799] ? xa_load+0x2ba/0x460 [ 406.434422] ? lock_downgrade+0x900/0x900 [ 406.438615] ? __might_sleep+0x95/0x190 [ 406.442631] __alloc_pages_nodemask+0xad8/0xea0 [ 406.447344] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 406.452400] ? __page_cache_alloc+0x191/0x5c0 [ 406.456953] ? xa_load+0x2e1/0x460 [ 406.460535] ? xa_clear_mark+0x40/0x40 [ 406.464506] ? zap_class+0x640/0x640 [ 406.468266] ? zap_class+0x640/0x640 [ 406.472016] ? zap_class+0x640/0x640 [ 406.475764] ? __do_page_cache_readahead+0x663/0x810 [ 406.480973] ? find_held_lock+0x36/0x1c0 [ 406.485074] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 406.490650] alloc_pages_current+0x173/0x350 [ 406.495080] __page_cache_alloc+0x38c/0x5c0 [ 406.499431] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 406.504421] ? kasan_check_read+0x11/0x20 [ 406.508649] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 406.514001] ? generic_perform_write+0x6a0/0x6a0 [ 406.518774] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.524339] ? check_preemption_disabled+0x48/0x280 [ 406.529384] filemap_fault+0x1595/0x25f0 [ 406.533478] ? __lock_page_or_retry+0xa00/0xa00 [ 406.538166] ? mark_held_locks+0x130/0x130 [ 406.542425] ? filemap_map_pages+0xd6b/0x1a20 [ 406.546957] ? lock_downgrade+0x900/0x900 [ 406.551121] ? check_preemption_disabled+0x48/0x280 [ 406.556165] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 406.561113] ? kasan_check_read+0x11/0x20 [ 406.565278] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 406.570577] ? rcu_softirq_qs+0x20/0x20 [ 406.574582] ? filemap_map_pages+0xd92/0x1a20 [ 406.579100] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.584669] ? find_get_entries_tag+0x1400/0x1400 [ 406.589531] ? __lock_acquire+0x62f/0x4c20 [ 406.593788] ? lock_acquire+0x1ed/0x520 [ 406.597774] ? ext4_filemap_fault+0x7a/0xad [ 406.602113] ? lock_release+0xa00/0xa00 [ 406.606096] ? perf_trace_sched_process_exec+0x860/0x860 [ 406.611556] ? print_usage_bug+0xc0/0xc0 [ 406.615630] ? print_usage_bug+0xc0/0xc0 [ 406.619712] ? down_read+0x8d/0x120 [ 406.623347] ? ext4_filemap_fault+0x7a/0xad [ 406.627678] ? __down_interruptible+0x700/0x700 [ 406.632364] ext4_filemap_fault+0x82/0xad [ 406.636530] __do_fault+0x100/0x6b0 [ 406.640214] ? pmd_devmap_trans_unstable+0x220/0x220 [ 406.645352] ? mark_held_locks+0x130/0x130 [ 406.649606] ? mark_held_locks+0x130/0x130 [ 406.653850] ? find_held_lock+0x36/0x1c0 [ 406.657949] ? find_held_lock+0x36/0x1c0 [ 406.662027] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.667582] __handle_mm_fault+0x3ea0/0x5be0 [ 406.672002] ? poll_select_copy_remaining+0x18c/0x6a0 [ 406.677214] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 406.682078] ? __might_fault+0x12b/0x1e0 [ 406.686272] ? lock_downgrade+0x900/0x900 [ 406.690440] ? zap_class+0x640/0x640 [ 406.694163] ? zap_class+0x640/0x640 [ 406.697897] ? find_held_lock+0x36/0x1c0 [ 406.702002] ? handle_mm_fault+0x42a/0xc70 [ 406.706252] ? lock_downgrade+0x900/0x900 [ 406.710412] ? check_preemption_disabled+0x48/0x280 [ 406.715443] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 406.720389] ? kasan_check_read+0x11/0x20 [ 406.724547] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 406.729833] ? rcu_softirq_qs+0x20/0x20 [ 406.733826] ? trace_hardirqs_off_caller+0x310/0x310 [ 406.738960] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.744560] ? check_preemption_disabled+0x48/0x280 [ 406.749597] handle_mm_fault+0x54f/0xc70 [ 406.753723] ? __handle_mm_fault+0x5be0/0x5be0 [ 406.758331] ? find_vma+0x34/0x190 [ 406.761889] __do_page_fault+0x5e8/0xe60 [ 406.765973] ? trace_hardirqs_off+0xb8/0x310 [ 406.770448] do_page_fault+0xf2/0x7e0 [ 406.774264] ? vmalloc_sync_all+0x30/0x30 [ 406.778422] ? error_entry+0x70/0xd0 [ 406.782496] ? trace_hardirqs_off_caller+0xbb/0x310 [ 406.787519] ? trace_hardirqs_on_caller+0xc0/0x310 [ 406.792460] ? syscall_return_slowpath+0x5e0/0x5e0 [ 406.797457] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 406.802312] ? trace_hardirqs_on_caller+0x310/0x310 [ 406.807337] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 406.812858] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 406.817888] ? prepare_exit_to_usermode+0x291/0x3b0 [ 406.822919] ? page_fault+0x8/0x30 [ 406.826491] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 406.831348] ? page_fault+0x8/0x30 [ 406.834900] page_fault+0x1e/0x30 [ 406.838811] RIP: 0033:0x7efe5ebdedd3 [ 406.842542] Code: Bad RIP value. [ 406.845916] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 406.851306] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 406.858596] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 406.865872] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 406.873199] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 406.880477] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 406.887792] warn_alloc_show_mem: 1 callbacks suppressed [ 406.887804] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 406.887814] Mem-Info: [ 406.893181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 406.893195] Call Trace: [ 406.900489] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 406.900489] active_file:14 inactive_file:10 isolated_file:0 [ 406.900489] unevictable:0 dirty:0 writeback:0 unstable:0 [ 406.900489] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 406.900489] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 406.900489] free:13762 free_pcp:570 free_cma:0 [ 406.902872] [ 406.912242] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 406.914835] dump_stack+0x244/0x39d [ 406.947693] 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 [ 406.949862] ? dump_stack_print_info.cold.1+0x20/0x20 [ 406.977256] lowmem_reserve[]: 0 2818 6321 6321 [ 406.980895] warn_alloc.cold.116+0xb7/0x1bd [ 407.007029] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 407.012320] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 407.016886] lowmem_reserve[]: 0 0 3503 3503 [ 407.021214] ? lock_downgrade+0x900/0x900 [ 407.048867] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 407.053719] ? trace_hardirqs_off+0xb8/0x310 [ 407.058023] lowmem_reserve[]: 0 0 0 0 [ 407.062174] ? trace_hardirqs_off+0xb8/0x310 [ 407.091133] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 407.095553] __alloc_pages_slowpath+0x2651/0x2de0 [ 407.099333] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 407.103765] ? warn_alloc+0x120/0x120 [ 407.117505] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 407.122354] ? print_usage_bug+0xc0/0xc0 [ 407.137604] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 407.141402] ? warn_alloc+0x120/0x120 [ 407.156393] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 407.160454] ? warn_alloc+0x120/0x120 [ 407.169276] 268 total pagecache pages [ 407.173207] ? print_usage_bug+0xc0/0xc0 [ 407.181774] 0 pages in swap cache [ 407.185575] ? kvm_clock_read+0x18/0x30 [ 407.189361] Swap cache stats: add 0, delete 0, find 0/0 [ 407.193425] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 407.196859] Free swap = 0kB [ 407.200838] ? print_usage_bug+0xc0/0xc0 [ 407.206194] Total swap = 0kB [ 407.211293] ? __lock_acquire+0x62f/0x4c20 [ 407.214295] 1965979 pages RAM [ 407.218363] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.221410] 0 pages HighMem/MovableOnly [ 407.225647] ? should_fail+0x22d/0xd01 [ 407.228738] 342854 pages reserved [ 407.234279] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 407.238236] 0 pages cma reserved [ 407.242127] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 407.245625] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 407.250841] ? __lock_acquire+0x62f/0x4c20 [ 407.250860] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 407.250876] ? __lock_acquire+0x62f/0x4c20 [ 407.254301] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 407.259346] ? should_fail+0x22d/0xd01 [ 407.265823] init cpuset=/ mems_allowed=0 [ 407.270058] ? rcu_irq_exit+0x1a2/0x390 [ 407.301009] ? mark_held_locks+0x130/0x130 [ 407.305258] ? mark_held_locks+0x130/0x130 [ 407.309508] ? mark_held_locks+0xc7/0x130 [ 407.313665] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 407.318706] ? zap_class+0x640/0x640 [ 407.322429] ? print_usage_bug+0xc0/0xc0 [ 407.326610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.332160] ? check_preemption_disabled+0x48/0x280 [ 407.337245] ? __lock_is_held+0xb5/0x140 [ 407.341329] __alloc_pages_nodemask+0xad8/0xea0 [ 407.346010] ? zap_class+0x640/0x640 [ 407.349740] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 407.354778] ? find_held_lock+0x36/0x1c0 [ 407.358857] ? ____cache_alloc_node+0x1c7/0x1e0 [ 407.363541] ? lock_downgrade+0x900/0x900 [ 407.367714] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.373264] cache_grow_begin+0xa5/0x8c0 [ 407.377334] ? do_raw_spin_unlock+0xa7/0x330 [ 407.381761] fallback_alloc+0x204/0x2e0 [ 407.385755] ____cache_alloc_node+0x1c7/0x1e0 [ 407.390267] kmem_cache_alloc_node+0xe3/0x730 [ 407.394774] ? ipv6_get_ifaddr+0x42e/0x620 [ 407.399069] __alloc_skb+0x119/0x770 [ 407.402796] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 407.408087] ? netdev_alloc_frag+0x1f0/0x1f0 [ 407.412506] ? lock_downgrade+0x900/0x900 [ 407.416675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.422228] ? refcount_sub_and_test_checked+0x203/0x310 [ 407.427699] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 407.433172] ? addrconf_rs_timer+0x690/0x690 [ 407.437602] ndisc_alloc_skb+0x144/0x340 [ 407.441677] ndisc_send_rs+0x331/0x6e0 [ 407.445588] addrconf_rs_timer+0x314/0x690 [ 407.449838] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.454092] call_timer_fn+0x272/0x920 [ 407.457997] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.462243] ? process_timeout+0x40/0x40 [ 407.466321] ? __run_timers+0x7da/0xc70 [ 407.470308] ? _raw_spin_unlock_irq+0x27/0x80 [ 407.474829] ? _raw_spin_unlock_irq+0x27/0x80 [ 407.479331] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.483576] ? lockdep_hardirqs_on+0x296/0x5b0 [ 407.488171] ? trace_hardirqs_on+0xbd/0x310 [ 407.492504] ? kasan_check_read+0x11/0x20 [ 407.496658] ? __run_timers+0x7da/0xc70 [ 407.500649] ? trace_hardirqs_off_caller+0x310/0x310 [ 407.505768] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.510018] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.514261] __run_timers+0x7e5/0xc70 [ 407.518205] ? timer_fixup_init+0x70/0x70 [ 407.522381] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 407.527410] ? zap_class+0x640/0x640 [ 407.531138] ? enqueue_hrtimer+0x1a5/0x560 [ 407.535387] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 407.540612] ? find_held_lock+0x36/0x1c0 [ 407.544687] ? zap_class+0x640/0x640 [ 407.548419] ? pvclock_read_flags+0x160/0x160 [ 407.552924] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.558494] ? check_preemption_disabled+0x48/0x280 [ 407.563528] ? __lock_is_held+0xb5/0x140 [ 407.567599] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.573195] ? check_preemption_disabled+0x48/0x280 [ 407.578233] run_timer_softirq+0x52/0xb0 [ 407.582305] ? rcu_read_lock_sched_held+0x14f/0x180 [ 407.587336] __do_softirq+0x308/0xb7e [ 407.591149] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 407.595651] ? lock_downgrade+0x900/0x900 [ 407.599813] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 407.604953] ? pvclock_read_flags+0x160/0x160 [ 407.609465] ? lapic_next_event+0x5a/0x90 [ 407.613628] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.619179] ? kvm_clock_read+0x18/0x30 [ 407.623169] ? kvm_sched_clock_read+0x9/0x20 [ 407.627592] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.633144] ? check_preemption_disabled+0x48/0x280 [ 407.638181] irq_exit+0x17f/0x1c0 [ 407.641648] smp_apic_timer_interrupt+0x1cb/0x760 [ 407.646498] ? smp_reschedule_interrupt+0x109/0x650 [ 407.651528] ? smp_call_function_single_interrupt+0x650/0x650 [ 407.657422] ? interrupt_entry+0xb5/0xc0 [ 407.661497] ? trace_hardirqs_off_caller+0xbb/0x310 [ 407.666521] ? trace_hardirqs_off_caller+0xbb/0x310 [ 407.671552] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 407.676404] ? trace_hardirqs_on_caller+0x310/0x310 [ 407.681431] ? trace_hardirqs_on_caller+0x310/0x310 [ 407.686457] ? task_prio+0x50/0x50 [ 407.690009] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.695563] ? check_preemption_disabled+0x48/0x280 [ 407.700621] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 407.705485] apic_timer_interrupt+0xf/0x20 [ 407.709722] [ 407.711983] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 407.716922] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 407.735864] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 407.743589] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 407.750880] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 407.758177] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 407.765472] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 407.772769] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 407.780108] skb_clone+0x1bb/0x500 [ 407.783669] ? finish_task_switch+0x663/0x910 [ 407.788192] ? skb_split+0x11e0/0x11e0 [ 407.792101] ? preempt_notifier_register+0x200/0x200 [ 407.797228] ? __switch_to_asm+0x34/0x70 [ 407.801307] ? __switch_to_asm+0x34/0x70 [ 407.805386] ? __switch_to_asm+0x40/0x70 [ 407.809464] ? __switch_to_asm+0x34/0x70 [ 407.813543] ? __switch_to_asm+0x40/0x70 [ 407.817617] ? __switch_to_asm+0x34/0x70 [ 407.821696] ? __switch_to_asm+0x40/0x70 [ 407.825769] ? __switch_to_asm+0x34/0x70 [ 407.829847] ? __switch_to_asm+0x34/0x70 [ 407.833926] ? __switch_to_asm+0x40/0x70 [ 407.838023] ? __switch_to_asm+0x34/0x70 [ 407.842125] bpf_clone_redirect+0xb9/0x490 [ 407.846404] ? __schedule+0x8d7/0x21d0 [ 407.850333] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 407.855394] ? __sched_text_start+0x8/0x8 [ 407.859559] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 407.864341] ? find_held_lock+0x36/0x1c0 [ 407.868422] ? lock_acquire+0x1ed/0x520 [ 407.872408] ? bpf_test_run+0x3cb/0x780 [ 407.876401] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.881974] ? check_preemption_disabled+0x48/0x280 [ 407.887016] ? kasan_check_read+0x11/0x20 [ 407.891180] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 407.896476] ? rcu_softirq_qs+0x20/0x20 [ 407.900466] ? preempt_schedule+0x4d/0x60 [ 407.904631] ? ___preempt_schedule+0x16/0x18 [ 407.909073] ? bpf_test_run+0x25d/0x780 [ 407.913076] ? netlink_diag_dump+0x2a0/0x2a0 [ 407.917507] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.923069] ? bpf_test_init.isra.10+0x70/0x100 [ 407.927770] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 407.932559] ? bpf_test_finish.isra.9+0x260/0x260 [ 407.937425] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 407.943005] ? fput+0x130/0x1a0 [ 407.946306] ? __bpf_prog_get+0x9b/0x290 [ 407.950390] ? bpf_test_finish.isra.9+0x260/0x260 [ 407.955253] ? bpf_prog_test_run+0x130/0x1a0 [ 407.959684] ? __x64_sys_bpf+0x3db/0x520 [ 407.963777] ? bpf_prog_get+0x20/0x20 [ 407.967622] ? do_syscall_64+0x1b9/0x820 [ 407.971708] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 407.977107] ? syscall_return_slowpath+0x5e0/0x5e0 [ 407.982072] ? trace_hardirqs_on_caller+0x310/0x310 [ 407.987380] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 407.992419] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 407.999117] ? __switch_to_asm+0x40/0x70 [ 408.003196] ? __switch_to_asm+0x34/0x70 [ 408.007286] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 408.012164] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 408.017568] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 408.017637] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 408.023825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 408.023830] Call Trace: [ 408.023838] [ 408.023861] dump_stack+0x244/0x39d [ 408.023879] ? dump_stack_print_info.cold.1+0x20/0x20 [ 408.023903] warn_alloc.cold.116+0xb7/0x1bd [ 408.030506] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 408.039776] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 408.042355] syz-executor2 cpuset=syz2 mems_allowed=0 [ 408.044514] ? lock_downgrade+0x900/0x900 [ 408.082259] ? trace_hardirqs_off+0xb8/0x310 [ 408.086709] ? trace_hardirqs_off+0xb8/0x310 [ 408.091162] __alloc_pages_slowpath+0x2651/0x2de0 [ 408.096069] ? warn_alloc+0x120/0x120 [ 408.099898] ? print_usage_bug+0xc0/0xc0 [ 408.104006] ? warn_alloc+0x120/0x120 [ 408.107838] ? warn_alloc+0x120/0x120 [ 408.111665] ? print_usage_bug+0xc0/0xc0 [ 408.115757] ? print_usage_bug+0xc0/0xc0 [ 408.119847] ? __lock_acquire+0x62f/0x4c20 [ 408.124116] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.129684] ? should_fail+0x22d/0xd01 [ 408.133608] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 408.138741] ? __lock_acquire+0x62f/0x4c20 [ 408.143018] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 408.148154] ? __lock_acquire+0x62f/0x4c20 [ 408.152420] ? should_fail+0x22d/0xd01 [ 408.156342] ? find_held_lock+0x36/0x1c0 [ 408.160441] ? mark_held_locks+0x130/0x130 [ 408.164709] ? mark_held_locks+0x130/0x130 [ 408.168988] ? zap_class+0x640/0x640 [ 408.172731] ? zap_class+0x640/0x640 [ 408.176476] ? print_usage_bug+0xc0/0xc0 [ 408.180559] ? do_raw_spin_unlock+0xa7/0x330 [ 408.185006] ? zap_class+0x640/0x640 [ 408.188747] ? print_usage_bug+0xc0/0xc0 [ 408.192833] ? wq_watchdog_touch+0x9c/0xfe [ 408.197101] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.202673] ? check_preemption_disabled+0x48/0x280 [ 408.207731] ? __lock_is_held+0xb5/0x140 [ 408.211835] __alloc_pages_nodemask+0xad8/0xea0 [ 408.216540] ? zap_class+0x640/0x640 [ 408.220291] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 408.225354] ? find_held_lock+0x36/0x1c0 [ 408.229459] ? ____cache_alloc_node+0x1c7/0x1e0 [ 408.234167] ? lock_downgrade+0x900/0x900 [ 408.238366] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.243972] cache_grow_begin+0xa5/0x8c0 [ 408.248089] ? do_raw_spin_unlock+0xa7/0x330 [ 408.252531] fallback_alloc+0x204/0x2e0 [ 408.256537] ____cache_alloc_node+0x1c7/0x1e0 [ 408.261079] kmem_cache_alloc_node+0xe3/0x730 [ 408.265602] ? ipv6_get_ifaddr+0x42e/0x620 [ 408.269885] __alloc_skb+0x119/0x770 [ 408.273633] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 408.278964] ? netdev_alloc_frag+0x1f0/0x1f0 [ 408.283405] ? lock_downgrade+0x900/0x900 [ 408.287593] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.293164] ? refcount_sub_and_test_checked+0x203/0x310 [ 408.298657] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 408.304143] ? addrconf_rs_timer+0x690/0x690 [ 408.308600] ndisc_alloc_skb+0x144/0x340 [ 408.312705] ndisc_send_rs+0x331/0x6e0 [ 408.316631] addrconf_rs_timer+0x314/0x690 [ 408.320900] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.325198] call_timer_fn+0x272/0x920 [ 408.329116] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.333379] ? process_timeout+0x40/0x40 [ 408.337473] ? mark_held_locks+0xc7/0x130 [ 408.341644] ? _raw_spin_unlock_irq+0x27/0x80 [ 408.346157] ? _raw_spin_unlock_irq+0x27/0x80 [ 408.350674] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.354945] ? lockdep_hardirqs_on+0x296/0x5b0 [ 408.359551] ? trace_hardirqs_on+0xbd/0x310 [ 408.363893] ? kasan_check_read+0x11/0x20 [ 408.368074] ? __run_timers+0x7da/0xc70 [ 408.372075] ? trace_hardirqs_off_caller+0x310/0x310 [ 408.377217] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.381655] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.385905] __run_timers+0x7e5/0xc70 [ 408.389750] ? timer_fixup_init+0x70/0x70 [ 408.393917] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 408.398987] ? zap_class+0x640/0x640 [ 408.402723] ? print_usage_bug+0xc0/0xc0 [ 408.406805] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 408.412031] ? find_held_lock+0x36/0x1c0 [ 408.416119] ? zap_class+0x640/0x640 [ 408.419854] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.425416] ? check_preemption_disabled+0x48/0x280 [ 408.430465] ? __lock_is_held+0xb5/0x140 [ 408.434548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.440110] ? check_preemption_disabled+0x48/0x280 [ 408.445151] run_timer_softirq+0x52/0xb0 [ 408.449238] ? rcu_read_lock_sched_held+0x14f/0x180 [ 408.454285] __do_softirq+0x308/0xb7e [ 408.458125] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 408.462651] ? lock_downgrade+0x900/0x900 [ 408.466833] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 408.471990] ? pvclock_read_flags+0x160/0x160 [ 408.476525] ? lapic_next_event+0x5a/0x90 [ 408.480712] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.486294] ? kvm_clock_read+0x18/0x30 [ 408.490302] ? kvm_sched_clock_read+0x9/0x20 [ 408.494751] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.500329] ? check_preemption_disabled+0x48/0x280 [ 408.505395] irq_exit+0x17f/0x1c0 [ 408.508877] smp_apic_timer_interrupt+0x1cb/0x760 [ 408.513750] ? smp_call_function_single_interrupt+0x650/0x650 [ 408.519672] ? interrupt_entry+0xb5/0xc0 [ 408.523772] ? trace_hardirqs_off_caller+0xbb/0x310 [ 408.528823] ? trace_hardirqs_off_caller+0xbb/0x310 [ 408.533878] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 408.538762] ? trace_hardirqs_on_caller+0x310/0x310 [ 408.543816] ? trace_hardirqs_on_caller+0x310/0x310 [ 408.548869] ? task_prio+0x50/0x50 [ 408.552452] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.558030] ? check_preemption_disabled+0x48/0x280 [ 408.563092] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 408.568001] apic_timer_interrupt+0xf/0x20 [ 408.572263] [ 408.574540] RIP: 0010:check_memory_region+0x117/0x1b0 [ 408.579818] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 408.598835] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 408.606577] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 408.613885] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 408.621187] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 408.628491] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 408.635789] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 408.643116] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 408.648477] kasan_check_read+0x11/0x20 [ 408.652485] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 408.657610] ? rcu_softirq_qs+0x20/0x20 [ 408.661631] rcu_is_watching+0x10/0x30 [ 408.665559] page_evictable+0x3c0/0x540 [ 408.669576] ? kswapd_stop+0x100/0x100 [ 408.673510] ? trace_hardirqs_off_caller+0x310/0x310 [ 408.678653] ? perf_trace_sched_process_exec+0x860/0x860 [ 408.684152] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.689739] ? check_preemption_disabled+0x48/0x280 [ 408.694818] shrink_active_list+0x869/0x1f00 [ 408.699282] ? mark_held_locks+0xc7/0x130 [ 408.703475] ? shrink_inactive_list+0x1c60/0x1c60 [ 408.708360] ? trace_hardirqs_on+0xbd/0x310 [ 408.712723] ? find_held_lock+0x36/0x1c0 [ 408.716822] ? shrink_inactive_list+0xa4a/0x1c60 [ 408.721614] ? trace_hardirqs_off_caller+0x310/0x310 [ 408.726757] ? zap_class+0x640/0x640 [ 408.730515] ? print_usage_bug+0xc0/0xc0 [ 408.734641] ? __page_frag_cache_drain+0x210/0x210 [ 408.739610] ? print_usage_bug+0xc0/0xc0 [ 408.743716] ? mark_held_locks+0xc7/0x130 [ 408.747913] ? find_held_lock+0x36/0x1c0 [ 408.752047] ? zap_class+0x640/0x640 [ 408.755805] ? mark_held_locks+0xc7/0x130 [ 408.760025] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.765612] ? check_preemption_disabled+0x48/0x280 [ 408.770678] ? zap_class+0x640/0x640 [ 408.774430] ? __lock_is_held+0xb5/0x140 [ 408.778536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.784111] ? check_preemption_disabled+0x48/0x280 [ 408.789184] ? __lock_is_held+0xb5/0x140 [ 408.793307] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 408.798363] ? inactive_list_is_low+0x305/0x880 [ 408.803080] ? lruvec_lru_size+0x450/0x450 [ 408.807355] ? kasan_check_read+0x11/0x20 [ 408.811559] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 408.816545] shrink_node_memcg+0x803/0x18f0 [ 408.820927] ? shrink_active_list+0x1f00/0x1f00 [ 408.825665] ? lock_downgrade+0x900/0x900 [ 408.829867] ? check_flush_dependency+0x410/0x410 [ 408.834760] ? kasan_check_read+0x11/0x20 [ 408.838967] ? do_raw_spin_unlock+0xa7/0x330 [ 408.843428] ? ___preempt_schedule+0x16/0x18 [ 408.847884] ? _raw_spin_unlock+0x3f/0x50 [ 408.852081] shrink_node+0x3bc/0x16b0 [ 408.855924] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 408.861290] ? shrink_node_memcg+0x18f0/0x18f0 [ 408.865910] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 408.870554] ? trace_hardirqs_on+0xbd/0x310 [ 408.874917] ? vmpressure+0x271/0x340 [ 408.878777] ? do_raw_spin_trylock+0x270/0x270 [ 408.883402] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 408.888995] ? __cpuset_node_allowed+0x19b/0x660 [ 408.893795] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 408.899546] ? vmpressure+0x1a2/0x340 [ 408.903400] do_try_to_free_pages+0x3e7/0x1290 [ 408.908023] ? zap_class+0x640/0x640 [ 408.911796] ? shrink_node+0x16b0/0x16b0 [ 408.915900] ? __lock_is_held+0xb5/0x140 [ 408.920038] try_to_free_pages+0x4d0/0xb90 [ 408.924325] ? do_try_to_free_pages+0x1290/0x1290 [ 408.929225] ? lock_acquire+0x1ed/0x520 [ 408.933246] ? set_page_refcounted+0x280/0x280 [ 408.937876] ? lock_release+0xa00/0xa00 [ 408.941900] ? _raw_spin_unlock_irq+0x60/0x80 [ 408.946461] ? psi_memstall_enter+0x240/0x2b0 [ 408.951022] ? psi_memstall_tick+0x230/0x230 [ 408.955495] __alloc_pages_slowpath+0xa48/0x2de0 [ 408.960327] ? warn_alloc+0x120/0x120 [ 408.964168] ? mark_held_locks+0x130/0x130 [ 408.968457] ? find_get_entry+0xaae/0x1120 [ 408.972741] ? filemap_map_pages+0x1a20/0x1a20 [ 408.977373] ? zap_class+0x640/0x640 [ 408.981133] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.986735] ? check_preemption_disabled+0x48/0x280 [ 408.991799] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.997367] ? should_fail+0x22d/0xd01 [ 409.001300] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 409.006453] ? zap_class+0x640/0x640 [ 409.010248] ? __lock_is_held+0xb5/0x140 [ 409.014425] ? mark_held_locks+0x130/0x130 [ 409.018705] ? lock_release+0xa00/0xa00 [ 409.022727] ? perf_trace_sched_process_exec+0x860/0x860 [ 409.028228] ? xa_load+0x2ba/0x460 [ 409.031815] ? lock_downgrade+0x900/0x900 [ 409.036017] ? __might_sleep+0x95/0x190 [ 409.040040] __alloc_pages_nodemask+0xad8/0xea0 [ 409.044760] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 409.049824] ? __page_cache_alloc+0x191/0x5c0 [ 409.054358] ? xa_load+0x2e1/0x460 [ 409.057960] ? xa_clear_mark+0x40/0x40 [ 409.061891] ? zap_class+0x640/0x640 [ 409.065676] ? zap_class+0x640/0x640 [ 409.069429] ? zap_class+0x640/0x640 [ 409.073177] ? __do_page_cache_readahead+0x663/0x810 [ 409.078329] ? find_held_lock+0x36/0x1c0 [ 409.082432] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 409.088023] alloc_pages_current+0x173/0x350 [ 409.092474] __page_cache_alloc+0x38c/0x5c0 [ 409.096823] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 409.101775] ? kasan_check_read+0x11/0x20 [ 409.105975] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 409.111300] ? generic_perform_write+0x6a0/0x6a0 [ 409.116084] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.121878] ? check_preemption_disabled+0x48/0x280 [ 409.126958] filemap_fault+0x1595/0x25f0 [ 409.131065] ? __lock_page_or_retry+0xa00/0xa00 [ 409.135767] ? mark_held_locks+0x130/0x130 [ 409.140048] ? filemap_map_pages+0xd6b/0x1a20 [ 409.144581] ? lock_downgrade+0x900/0x900 [ 409.148762] ? check_preemption_disabled+0x48/0x280 [ 409.153814] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 409.158779] ? kasan_check_read+0x11/0x20 [ 409.162984] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 409.168304] ? rcu_softirq_qs+0x20/0x20 [ 409.172329] ? filemap_map_pages+0xd92/0x1a20 [ 409.176866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.182451] ? find_get_entries_tag+0x1400/0x1400 [ 409.187332] ? __lock_acquire+0x62f/0x4c20 [ 409.191627] ? lock_acquire+0x1ed/0x520 [ 409.195634] ? ext4_filemap_fault+0x7a/0xad [ 409.200020] ? lock_release+0xa00/0xa00 [ 409.204031] ? perf_trace_sched_process_exec+0x860/0x860 [ 409.209525] ? print_usage_bug+0xc0/0xc0 [ 409.213634] ? print_usage_bug+0xc0/0xc0 [ 409.217743] ? down_read+0x8d/0x120 [ 409.221408] ? ext4_filemap_fault+0x7a/0xad [ 409.225770] ? __down_interruptible+0x700/0x700 [ 409.230490] ext4_filemap_fault+0x82/0xad [ 409.234671] __do_fault+0x100/0x6b0 [ 409.238334] ? pmd_devmap_trans_unstable+0x220/0x220 [ 409.243475] ? mark_held_locks+0x130/0x130 [ 409.247755] ? mark_held_locks+0x130/0x130 [ 409.252027] ? find_held_lock+0x36/0x1c0 [ 409.256110] ? find_held_lock+0x36/0x1c0 [ 409.260206] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.265787] __handle_mm_fault+0x3ea0/0x5be0 [ 409.270250] ? poll_select_copy_remaining+0x18c/0x6a0 [ 409.275500] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 409.280393] ? __might_fault+0x12b/0x1e0 [ 409.284495] ? lock_downgrade+0x900/0x900 [ 409.288697] ? zap_class+0x640/0x640 [ 409.292452] ? zap_class+0x640/0x640 [ 409.296217] ? find_held_lock+0x36/0x1c0 [ 409.300327] ? handle_mm_fault+0x42a/0xc70 [ 409.304603] ? lock_downgrade+0x900/0x900 [ 409.308784] ? check_preemption_disabled+0x48/0x280 [ 409.313843] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 409.318810] ? kasan_check_read+0x11/0x20 [ 409.323012] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 409.328326] ? rcu_softirq_qs+0x20/0x20 [ 409.332333] ? trace_hardirqs_off_caller+0x310/0x310 [ 409.337482] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.343065] ? check_preemption_disabled+0x48/0x280 [ 409.348132] handle_mm_fault+0x54f/0xc70 [ 409.352238] ? __handle_mm_fault+0x5be0/0x5be0 [ 409.356863] ? find_vma+0x34/0x190 [ 409.360435] __do_page_fault+0x5e8/0xe60 [ 409.364522] ? trace_hardirqs_off+0xb8/0x310 [ 409.368979] do_page_fault+0xf2/0x7e0 [ 409.372810] ? vmalloc_sync_all+0x30/0x30 [ 409.377000] ? error_entry+0x70/0xd0 [ 409.380749] ? trace_hardirqs_off_caller+0xbb/0x310 [ 409.385796] ? trace_hardirqs_on_caller+0xc0/0x310 [ 409.390767] ? syscall_return_slowpath+0x5e0/0x5e0 [ 409.395733] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 409.400612] ? trace_hardirqs_on_caller+0x310/0x310 [ 409.405656] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 409.411143] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 409.416200] ? prepare_exit_to_usermode+0x291/0x3b0 [ 409.421281] ? page_fault+0x8/0x30 [ 409.424870] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 409.429749] ? page_fault+0x8/0x30 [ 409.433323] page_fault+0x1e/0x30 [ 409.436799] RIP: 0033:0x7efe5ebdedd3 [ 409.440544] Code: Bad RIP value. [ 409.443924] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 409.449332] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 409.456631] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 409.463960] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 409.471259] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 409.478552] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 409.485871] warn_alloc_show_mem: 1 callbacks suppressed [ 409.485884] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 409.485886] Mem-Info: [ 409.485916] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 409.485916] active_file:14 inactive_file:10 isolated_file:0 [ 409.485916] unevictable:0 dirty:0 writeback:0 unstable:0 [ 409.485916] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 409.485916] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 409.485916] free:13762 free_pcp:570 free_cma:0 [ 409.491324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 409.498635] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 409.501059] Call Trace: [ 409.533971] 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 [ 409.543346] [ 409.570769] lowmem_reserve[]: 0 2818 6321 6321 [ 409.573377] dump_stack+0x244/0x39d [ 409.599483] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 409.601670] ? dump_stack_print_info.cold.1+0x20/0x20 [ 409.606234] lowmem_reserve[]: 0 0 3503 3503 [ 409.609898] warn_alloc.cold.116+0xb7/0x1bd [ 409.637569] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 409.642798] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 409.647134] lowmem_reserve[]: 0 0 0 0 [ 409.651483] ? lock_downgrade+0x900/0x900 [ 409.680454] 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 [ 409.685327] ? trace_hardirqs_off+0xb8/0x310 [ 409.689111] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 409.693295] ? trace_hardirqs_off+0xb8/0x310 [ 409.706817] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 409.711255] __alloc_pages_slowpath+0x2651/0x2de0 [ 409.726513] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 409.730982] ? warn_alloc+0x120/0x120 [ 409.745979] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 409.750844] ? print_usage_bug+0xc0/0xc0 [ 409.759675] 268 total pagecache pages [ 409.763509] ? warn_alloc+0x120/0x120 [ 409.772079] 0 pages in swap cache [ 409.776160] ? warn_alloc+0x120/0x120 [ 409.779955] Swap cache stats: add 0, delete 0, find 0/0 [ 409.779965] Free swap = 0kB [ 409.783783] ? print_usage_bug+0xc0/0xc0 [ 409.787215] Total swap = 0kB [ 409.787223] 1965979 pages RAM [ 409.791040] ? kvm_clock_read+0x18/0x30 [ 409.796384] 0 pages HighMem/MovableOnly [ 409.796394] 342854 pages reserved [ 409.799429] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 409.803468] 0 pages cma reserved [ 409.803545] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 409.806508] ? print_usage_bug+0xc0/0xc0 [ 409.809663] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 409.813590] ? __lock_acquire+0x62f/0x4c20 [ 409.817555] init cpuset=/ mems_allowed=0 [ 409.821025] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.863580] ? should_fail+0x22d/0xd01 [ 409.867500] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 409.872816] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 409.878026] ? __lock_acquire+0x62f/0x4c20 [ 409.882307] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 409.887444] ? __lock_acquire+0x62f/0x4c20 [ 409.891705] ? should_fail+0x22d/0xd01 [ 409.895614] ? rcu_irq_exit+0x1a2/0x390 [ 409.899625] ? mark_held_locks+0x130/0x130 [ 409.903887] ? mark_held_locks+0x130/0x130 [ 409.908193] ? mark_held_locks+0xc7/0x130 [ 409.912372] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 409.917405] ? zap_class+0x640/0x640 [ 409.921141] ? print_usage_bug+0xc0/0xc0 [ 409.925228] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.930794] ? check_preemption_disabled+0x48/0x280 [ 409.935850] ? __lock_is_held+0xb5/0x140 [ 409.939959] __alloc_pages_nodemask+0xad8/0xea0 [ 409.944651] ? zap_class+0x640/0x640 [ 409.948388] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 409.953439] ? find_held_lock+0x36/0x1c0 [ 409.957530] ? ____cache_alloc_node+0x1c7/0x1e0 [ 409.962221] ? lock_downgrade+0x900/0x900 [ 409.966396] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.971981] cache_grow_begin+0xa5/0x8c0 [ 409.976063] ? do_raw_spin_unlock+0xa7/0x330 [ 409.980508] fallback_alloc+0x204/0x2e0 [ 409.984514] ____cache_alloc_node+0x1c7/0x1e0 [ 409.989227] kmem_cache_alloc_node+0xe3/0x730 [ 409.993742] ? ipv6_get_ifaddr+0x42e/0x620 [ 409.998012] __alloc_skb+0x119/0x770 [ 410.001742] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 410.007041] ? netdev_alloc_frag+0x1f0/0x1f0 [ 410.011463] ? lock_downgrade+0x900/0x900 [ 410.015635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.021190] ? refcount_sub_and_test_checked+0x203/0x310 [ 410.026662] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 410.032134] ? addrconf_rs_timer+0x690/0x690 [ 410.036574] ndisc_alloc_skb+0x144/0x340 [ 410.040653] ndisc_send_rs+0x331/0x6e0 [ 410.044559] addrconf_rs_timer+0x314/0x690 [ 410.048816] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.053076] call_timer_fn+0x272/0x920 [ 410.056998] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.061249] ? process_timeout+0x40/0x40 [ 410.065332] ? __run_timers+0x7da/0xc70 [ 410.069322] ? _raw_spin_unlock_irq+0x27/0x80 [ 410.073827] ? _raw_spin_unlock_irq+0x27/0x80 [ 410.078339] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.082595] ? lockdep_hardirqs_on+0x296/0x5b0 [ 410.087205] ? trace_hardirqs_on+0xbd/0x310 [ 410.091545] ? kasan_check_read+0x11/0x20 [ 410.095716] ? __run_timers+0x7da/0xc70 [ 410.099712] ? trace_hardirqs_off_caller+0x310/0x310 [ 410.104840] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.109096] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.113343] __run_timers+0x7e5/0xc70 [ 410.117166] ? timer_fixup_init+0x70/0x70 [ 410.121420] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 410.126453] ? zap_class+0x640/0x640 [ 410.130186] ? enqueue_hrtimer+0x1a5/0x560 [ 410.134434] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 410.139647] ? find_held_lock+0x36/0x1c0 [ 410.143729] ? zap_class+0x640/0x640 [ 410.147464] ? pvclock_read_flags+0x160/0x160 [ 410.151988] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.157537] ? check_preemption_disabled+0x48/0x280 [ 410.162580] ? __lock_is_held+0xb5/0x140 [ 410.166655] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.172205] ? check_preemption_disabled+0x48/0x280 [ 410.177237] run_timer_softirq+0x52/0xb0 [ 410.181311] ? rcu_read_lock_sched_held+0x14f/0x180 [ 410.186345] __do_softirq+0x308/0xb7e [ 410.190158] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 410.194662] ? lock_downgrade+0x900/0x900 [ 410.198834] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 410.203974] ? pvclock_read_flags+0x160/0x160 [ 410.208482] ? lapic_next_event+0x5a/0x90 [ 410.212646] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.218198] ? kvm_clock_read+0x18/0x30 [ 410.222188] ? kvm_sched_clock_read+0x9/0x20 [ 410.226607] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.232156] ? check_preemption_disabled+0x48/0x280 [ 410.237192] irq_exit+0x17f/0x1c0 [ 410.240657] smp_apic_timer_interrupt+0x1cb/0x760 [ 410.245514] ? smp_reschedule_interrupt+0x109/0x650 [ 410.250543] ? smp_call_function_single_interrupt+0x650/0x650 [ 410.256437] ? interrupt_entry+0xb5/0xc0 [ 410.260510] ? trace_hardirqs_off_caller+0xbb/0x310 [ 410.265536] ? trace_hardirqs_off_caller+0xbb/0x310 [ 410.270565] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 410.275419] ? trace_hardirqs_on_caller+0x310/0x310 [ 410.280443] ? trace_hardirqs_on_caller+0x310/0x310 [ 410.285470] ? task_prio+0x50/0x50 [ 410.289026] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.294574] ? check_preemption_disabled+0x48/0x280 [ 410.299609] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 410.304486] apic_timer_interrupt+0xf/0x20 [ 410.308724] [ 410.310984] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 410.315958] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 410.334871] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 410.342589] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 410.349865] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 410.357140] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 410.364418] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 410.371699] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 410.379028] skb_clone+0x1bb/0x500 [ 410.382580] ? finish_task_switch+0x663/0x910 [ 410.387090] ? skb_split+0x11e0/0x11e0 [ 410.390995] ? preempt_notifier_register+0x200/0x200 [ 410.396106] ? __switch_to_asm+0x34/0x70 [ 410.400177] ? __switch_to_asm+0x34/0x70 [ 410.404247] ? __switch_to_asm+0x40/0x70 [ 410.408316] ? __switch_to_asm+0x34/0x70 [ 410.412384] ? __switch_to_asm+0x40/0x70 [ 410.416453] ? __switch_to_asm+0x34/0x70 [ 410.420521] ? __switch_to_asm+0x40/0x70 [ 410.424589] ? __switch_to_asm+0x34/0x70 [ 410.428658] ? __switch_to_asm+0x34/0x70 [ 410.432735] ? __switch_to_asm+0x40/0x70 [ 410.436804] ? __switch_to_asm+0x34/0x70 [ 410.440881] bpf_clone_redirect+0xb9/0x490 [ 410.445129] ? __schedule+0x8d7/0x21d0 [ 410.449036] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 410.454070] ? __sched_text_start+0x8/0x8 [ 410.458233] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 410.463010] ? find_held_lock+0x36/0x1c0 [ 410.467096] ? lock_acquire+0x1ed/0x520 [ 410.471083] ? bpf_test_run+0x3cb/0x780 [ 410.475073] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.480627] ? check_preemption_disabled+0x48/0x280 [ 410.485660] ? kasan_check_read+0x11/0x20 [ 410.489822] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 410.495106] ? rcu_softirq_qs+0x20/0x20 [ 410.499097] ? preempt_schedule+0x4d/0x60 [ 410.503258] ? ___preempt_schedule+0x16/0x18 [ 410.507684] ? bpf_test_run+0x25d/0x780 [ 410.511686] ? netlink_diag_dump+0x2a0/0x2a0 [ 410.516112] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.521656] ? bpf_test_init.isra.10+0x70/0x100 [ 410.526338] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 410.531117] ? bpf_test_finish.isra.9+0x260/0x260 [ 410.535987] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 410.541536] ? fput+0x130/0x1a0 [ 410.544829] ? __bpf_prog_get+0x9b/0x290 [ 410.548903] ? bpf_test_finish.isra.9+0x260/0x260 [ 410.553774] ? bpf_prog_test_run+0x130/0x1a0 [ 410.558198] ? __x64_sys_bpf+0x3db/0x520 [ 410.562271] ? bpf_prog_get+0x20/0x20 [ 410.566115] ? do_syscall_64+0x1b9/0x820 [ 410.570192] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 410.575569] ? syscall_return_slowpath+0x5e0/0x5e0 [ 410.580513] ? trace_hardirqs_on_caller+0x310/0x310 [ 410.585539] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 410.590568] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 410.597249] ? __switch_to_asm+0x40/0x70 [ 410.601318] ? __switch_to_asm+0x34/0x70 [ 410.605393] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 410.610254] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 410.615692] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 410.615765] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 410.621955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 410.621960] Call Trace: [ 410.621967] [ 410.621985] dump_stack+0x244/0x39d [ 410.622004] ? dump_stack_print_info.cold.1+0x20/0x20 [ 410.628557] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 410.637848] warn_alloc.cold.116+0xb7/0x1bd [ 410.640413] syz-executor2 cpuset=syz2 mems_allowed=0 [ 410.642582] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 410.676156] ? lock_downgrade+0x900/0x900 [ 410.680324] ? trace_hardirqs_off+0xb8/0x310 [ 410.684749] ? trace_hardirqs_off+0xb8/0x310 [ 410.689178] __alloc_pages_slowpath+0x2651/0x2de0 [ 410.694065] ? warn_alloc+0x120/0x120 [ 410.697928] ? print_usage_bug+0xc0/0xc0 [ 410.702021] ? warn_alloc+0x120/0x120 [ 410.705836] ? warn_alloc+0x120/0x120 [ 410.709708] ? print_usage_bug+0xc0/0xc0 [ 410.713788] ? print_usage_bug+0xc0/0xc0 [ 410.717861] ? __lock_acquire+0x62f/0x4c20 [ 410.722112] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.727661] ? should_fail+0x22d/0xd01 [ 410.731572] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.736686] ? __lock_acquire+0x62f/0x4c20 [ 410.740953] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.746068] ? __lock_acquire+0x62f/0x4c20 [ 410.750300] ? should_fail+0x22d/0xd01 [ 410.754210] ? find_held_lock+0x36/0x1c0 [ 410.758302] ? mark_held_locks+0x130/0x130 [ 410.762555] ? mark_held_locks+0x130/0x130 [ 410.766801] ? zap_class+0x640/0x640 [ 410.770526] ? zap_class+0x640/0x640 [ 410.774262] ? print_usage_bug+0xc0/0xc0 [ 410.778332] ? do_raw_spin_unlock+0xa7/0x330 [ 410.782751] ? zap_class+0x640/0x640 [ 410.786478] ? print_usage_bug+0xc0/0xc0 [ 410.790546] ? wq_watchdog_touch+0x9c/0xfe [ 410.794811] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.800360] ? check_preemption_disabled+0x48/0x280 [ 410.805396] ? __lock_is_held+0xb5/0x140 [ 410.809476] __alloc_pages_nodemask+0xad8/0xea0 [ 410.814158] ? zap_class+0x640/0x640 [ 410.817890] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 410.822978] ? find_held_lock+0x36/0x1c0 [ 410.827076] ? ____cache_alloc_node+0x1c7/0x1e0 [ 410.831760] ? lock_downgrade+0x900/0x900 [ 410.835927] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.841499] cache_grow_begin+0xa5/0x8c0 [ 410.845570] ? do_raw_spin_unlock+0xa7/0x330 [ 410.849998] fallback_alloc+0x204/0x2e0 [ 410.853996] ____cache_alloc_node+0x1c7/0x1e0 [ 410.858508] kmem_cache_alloc_node+0xe3/0x730 [ 410.863019] ? ipv6_get_ifaddr+0x42e/0x620 [ 410.867274] __alloc_skb+0x119/0x770 [ 410.871003] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 410.876296] ? netdev_alloc_frag+0x1f0/0x1f0 [ 410.880714] ? lock_downgrade+0x900/0x900 [ 410.884879] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.890430] ? refcount_sub_and_test_checked+0x203/0x310 [ 410.895900] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 410.901377] ? addrconf_rs_timer+0x690/0x690 [ 410.905810] ndisc_alloc_skb+0x144/0x340 [ 410.909885] ndisc_send_rs+0x331/0x6e0 [ 410.913789] addrconf_rs_timer+0x314/0x690 [ 410.918045] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.922309] call_timer_fn+0x272/0x920 [ 410.926212] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.930458] ? process_timeout+0x40/0x40 [ 410.934540] ? mark_held_locks+0xc7/0x130 [ 410.938700] ? _raw_spin_unlock_irq+0x27/0x80 [ 410.943210] ? _raw_spin_unlock_irq+0x27/0x80 [ 410.947712] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.951976] ? lockdep_hardirqs_on+0x296/0x5b0 [ 410.956573] ? trace_hardirqs_on+0xbd/0x310 [ 410.960925] ? kasan_check_read+0x11/0x20 [ 410.965099] ? __run_timers+0x7da/0xc70 [ 410.969087] ? trace_hardirqs_off_caller+0x310/0x310 [ 410.974211] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.978462] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.982703] __run_timers+0x7e5/0xc70 [ 410.986527] ? timer_fixup_init+0x70/0x70 [ 410.990735] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 410.995811] ? zap_class+0x640/0x640 [ 410.999541] ? print_usage_bug+0xc0/0xc0 [ 411.003616] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 411.008828] ? find_held_lock+0x36/0x1c0 [ 411.012907] ? zap_class+0x640/0x640 [ 411.016656] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.022209] ? check_preemption_disabled+0x48/0x280 [ 411.027261] ? __lock_is_held+0xb5/0x140 [ 411.031334] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.036883] ? check_preemption_disabled+0x48/0x280 [ 411.041913] run_timer_softirq+0x52/0xb0 [ 411.046008] ? rcu_read_lock_sched_held+0x14f/0x180 [ 411.051047] __do_softirq+0x308/0xb7e [ 411.054862] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 411.059367] ? lock_downgrade+0x900/0x900 [ 411.063529] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 411.068653] ? pvclock_read_flags+0x160/0x160 [ 411.073164] ? lapic_next_event+0x5a/0x90 [ 411.077328] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.082882] ? kvm_clock_read+0x18/0x30 [ 411.086869] ? kvm_sched_clock_read+0x9/0x20 [ 411.091288] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.096840] ? check_preemption_disabled+0x48/0x280 [ 411.101876] irq_exit+0x17f/0x1c0 [ 411.105340] smp_apic_timer_interrupt+0x1cb/0x760 [ 411.110203] ? smp_call_function_single_interrupt+0x650/0x650 [ 411.116142] ? interrupt_entry+0xb5/0xc0 [ 411.120385] ? trace_hardirqs_off_caller+0xbb/0x310 [ 411.125416] ? trace_hardirqs_off_caller+0xbb/0x310 [ 411.130443] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.135300] ? trace_hardirqs_on_caller+0x310/0x310 [ 411.140323] ? trace_hardirqs_on_caller+0x310/0x310 [ 411.145348] ? task_prio+0x50/0x50 [ 411.148902] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.154522] ? check_preemption_disabled+0x48/0x280 [ 411.159556] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.164417] apic_timer_interrupt+0xf/0x20 [ 411.168656] [ 411.170907] RIP: 0010:check_memory_region+0x117/0x1b0 [ 411.176134] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 411.195044] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 411.202764] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 411.210041] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 411.217315] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 411.224590] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 411.231914] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 411.239229] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 411.244533] kasan_check_read+0x11/0x20 [ 411.248518] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 411.253632] ? rcu_softirq_qs+0x20/0x20 [ 411.257629] rcu_is_watching+0x10/0x30 [ 411.261527] page_evictable+0x3c0/0x540 [ 411.265516] ? kswapd_stop+0x100/0x100 [ 411.269424] ? trace_hardirqs_off_caller+0x310/0x310 [ 411.274534] ? perf_trace_sched_process_exec+0x860/0x860 [ 411.279999] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.285547] ? check_preemption_disabled+0x48/0x280 [ 411.290579] shrink_active_list+0x869/0x1f00 [ 411.295012] ? mark_held_locks+0xc7/0x130 [ 411.299176] ? shrink_inactive_list+0x1c60/0x1c60 [ 411.304034] ? trace_hardirqs_on+0xbd/0x310 [ 411.308365] ? find_held_lock+0x36/0x1c0 [ 411.312433] ? shrink_inactive_list+0xa4a/0x1c60 [ 411.317251] ? trace_hardirqs_off_caller+0x310/0x310 [ 411.322367] ? zap_class+0x640/0x640 [ 411.326094] ? print_usage_bug+0xc0/0xc0 [ 411.330185] ? __page_frag_cache_drain+0x210/0x210 [ 411.335175] ? print_usage_bug+0xc0/0xc0 [ 411.339256] ? mark_held_locks+0xc7/0x130 [ 411.343426] ? find_held_lock+0x36/0x1c0 [ 411.347502] ? zap_class+0x640/0x640 [ 411.351230] ? mark_held_locks+0xc7/0x130 [ 411.355394] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.360958] ? check_preemption_disabled+0x48/0x280 [ 411.366015] ? zap_class+0x640/0x640 [ 411.369744] ? __lock_is_held+0xb5/0x140 [ 411.373817] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.379364] ? check_preemption_disabled+0x48/0x280 [ 411.384401] ? __lock_is_held+0xb5/0x140 [ 411.388486] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 411.393510] ? inactive_list_is_low+0x305/0x880 [ 411.398201] ? lruvec_lru_size+0x450/0x450 [ 411.402447] ? kasan_check_read+0x11/0x20 [ 411.406615] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 411.411566] shrink_node_memcg+0x803/0x18f0 [ 411.415919] ? shrink_active_list+0x1f00/0x1f00 [ 411.420622] ? lock_downgrade+0x900/0x900 [ 411.424784] ? check_flush_dependency+0x410/0x410 [ 411.429643] ? kasan_check_read+0x11/0x20 [ 411.433799] ? do_raw_spin_unlock+0xa7/0x330 [ 411.438227] ? ___preempt_schedule+0x16/0x18 [ 411.442656] ? _raw_spin_unlock+0x3f/0x50 [ 411.446822] shrink_node+0x3bc/0x16b0 [ 411.450636] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 411.455967] ? shrink_node_memcg+0x18f0/0x18f0 [ 411.460570] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 411.465165] ? trace_hardirqs_on+0xbd/0x310 [ 411.469501] ? vmpressure+0x271/0x340 [ 411.473317] ? do_raw_spin_trylock+0x270/0x270 [ 411.477915] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 411.483480] ? __cpuset_node_allowed+0x19b/0x660 [ 411.488247] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 411.493978] ? vmpressure+0x1a2/0x340 [ 411.497846] do_try_to_free_pages+0x3e7/0x1290 [ 411.502438] ? zap_class+0x640/0x640 [ 411.506180] ? shrink_node+0x16b0/0x16b0 [ 411.510257] ? __lock_is_held+0xb5/0x140 [ 411.514345] try_to_free_pages+0x4d0/0xb90 [ 411.518646] ? do_try_to_free_pages+0x1290/0x1290 [ 411.523511] ? lock_acquire+0x1ed/0x520 [ 411.527499] ? set_page_refcounted+0x280/0x280 [ 411.532098] ? lock_release+0xa00/0xa00 [ 411.536087] ? _raw_spin_unlock_irq+0x60/0x80 [ 411.540592] ? psi_memstall_enter+0x240/0x2b0 [ 411.545142] ? psi_memstall_tick+0x230/0x230 [ 411.549573] __alloc_pages_slowpath+0xa48/0x2de0 [ 411.554367] ? warn_alloc+0x120/0x120 [ 411.558177] ? mark_held_locks+0x130/0x130 [ 411.562435] ? find_get_entry+0xaae/0x1120 [ 411.566691] ? filemap_map_pages+0x1a20/0x1a20 [ 411.571289] ? zap_class+0x640/0x640 [ 411.575025] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.580573] ? check_preemption_disabled+0x48/0x280 [ 411.585605] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.591153] ? should_fail+0x22d/0xd01 [ 411.595057] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 411.600176] ? zap_class+0x640/0x640 [ 411.603948] ? __lock_is_held+0xb5/0x140 [ 411.608031] ? mark_held_locks+0x130/0x130 [ 411.612325] ? lock_release+0xa00/0xa00 [ 411.616315] ? perf_trace_sched_process_exec+0x860/0x860 [ 411.621775] ? xa_load+0x2ba/0x460 [ 411.625328] ? lock_downgrade+0x900/0x900 [ 411.629492] ? __might_sleep+0x95/0x190 [ 411.633485] __alloc_pages_nodemask+0xad8/0xea0 [ 411.638171] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 411.643224] ? __page_cache_alloc+0x191/0x5c0 [ 411.647734] ? xa_load+0x2e1/0x460 [ 411.651289] ? xa_clear_mark+0x40/0x40 [ 411.655188] ? zap_class+0x640/0x640 [ 411.658926] ? zap_class+0x640/0x640 [ 411.662669] ? zap_class+0x640/0x640 [ 411.666394] ? __do_page_cache_readahead+0x663/0x810 [ 411.671512] ? find_held_lock+0x36/0x1c0 [ 411.675587] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 411.681141] alloc_pages_current+0x173/0x350 [ 411.685565] __page_cache_alloc+0x38c/0x5c0 [ 411.689893] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 411.694835] ? kasan_check_read+0x11/0x20 [ 411.698998] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 411.704287] ? generic_perform_write+0x6a0/0x6a0 [ 411.709064] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.714614] ? check_preemption_disabled+0x48/0x280 [ 411.719652] filemap_fault+0x1595/0x25f0 [ 411.723738] ? __lock_page_or_retry+0xa00/0xa00 [ 411.728419] ? mark_held_locks+0x130/0x130 [ 411.732684] ? filemap_map_pages+0xd6b/0x1a20 [ 411.737199] ? lock_downgrade+0x900/0x900 [ 411.741357] ? check_preemption_disabled+0x48/0x280 [ 411.746384] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 411.751326] ? kasan_check_read+0x11/0x20 [ 411.755481] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 411.760773] ? rcu_softirq_qs+0x20/0x20 [ 411.764773] ? filemap_map_pages+0xd92/0x1a20 [ 411.769285] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.774841] ? find_get_entries_tag+0x1400/0x1400 [ 411.779702] ? __lock_acquire+0x62f/0x4c20 [ 411.783980] ? lock_acquire+0x1ed/0x520 [ 411.787979] ? ext4_filemap_fault+0x7a/0xad [ 411.792316] ? lock_release+0xa00/0xa00 [ 411.796300] ? perf_trace_sched_process_exec+0x860/0x860 [ 411.801761] ? print_usage_bug+0xc0/0xc0 [ 411.805834] ? print_usage_bug+0xc0/0xc0 [ 411.809914] ? down_read+0x8d/0x120 [ 411.813567] ? ext4_filemap_fault+0x7a/0xad [ 411.817897] ? __down_interruptible+0x700/0x700 [ 411.822604] ext4_filemap_fault+0x82/0xad [ 411.826766] __do_fault+0x100/0x6b0 [ 411.830410] ? pmd_devmap_trans_unstable+0x220/0x220 [ 411.835529] ? mark_held_locks+0x130/0x130 [ 411.839776] ? mark_held_locks+0x130/0x130 [ 411.844025] ? find_held_lock+0x36/0x1c0 [ 411.848105] ? find_held_lock+0x36/0x1c0 [ 411.852180] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.857783] __handle_mm_fault+0x3ea0/0x5be0 [ 411.862207] ? poll_select_copy_remaining+0x18c/0x6a0 [ 411.867415] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 411.872273] ? __might_fault+0x12b/0x1e0 [ 411.876344] ? lock_downgrade+0x900/0x900 [ 411.880513] ? zap_class+0x640/0x640 [ 411.884236] ? zap_class+0x640/0x640 [ 411.887989] ? find_held_lock+0x36/0x1c0 [ 411.892073] ? handle_mm_fault+0x42a/0xc70 [ 411.896321] ? lock_downgrade+0x900/0x900 [ 411.900479] ? check_preemption_disabled+0x48/0x280 [ 411.905508] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 411.910446] ? kasan_check_read+0x11/0x20 [ 411.914602] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 411.919887] ? rcu_softirq_qs+0x20/0x20 [ 411.923871] ? trace_hardirqs_off_caller+0x310/0x310 [ 411.928994] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.934541] ? check_preemption_disabled+0x48/0x280 [ 411.939575] handle_mm_fault+0x54f/0xc70 [ 411.943649] ? __handle_mm_fault+0x5be0/0x5be0 [ 411.948251] ? find_vma+0x34/0x190 [ 411.951810] __do_page_fault+0x5e8/0xe60 [ 411.955878] ? trace_hardirqs_off+0xb8/0x310 [ 411.960304] do_page_fault+0xf2/0x7e0 [ 411.964120] ? vmalloc_sync_all+0x30/0x30 [ 411.968283] ? error_entry+0x70/0xd0 [ 411.972008] ? trace_hardirqs_off_caller+0xbb/0x310 [ 411.977036] ? trace_hardirqs_on_caller+0xc0/0x310 [ 411.981998] ? syscall_return_slowpath+0x5e0/0x5e0 [ 411.987216] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.992072] ? trace_hardirqs_on_caller+0x310/0x310 [ 411.997097] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 412.002556] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 412.007597] ? prepare_exit_to_usermode+0x291/0x3b0 [ 412.012624] ? page_fault+0x8/0x30 [ 412.016176] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 412.021038] ? page_fault+0x8/0x30 [ 412.024594] page_fault+0x1e/0x30 [ 412.028056] RIP: 0033:0x7efe5ebdedd3 [ 412.031789] Code: Bad RIP value. [ 412.035158] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 412.040532] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 412.047808] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 412.055170] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 412.062449] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 412.069723] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 412.077026] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 412.077031] warn_alloc_show_mem: 1 callbacks suppressed [ 412.077039] Mem-Info: [ 412.084318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 412.089692] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 412.089692] active_file:14 inactive_file:10 isolated_file:0 [ 412.089692] unevictable:0 dirty:0 writeback:0 unstable:0 [ 412.089692] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 412.089692] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 412.089692] free:13762 free_pcp:570 free_cma:0 [ 412.092081] Call Trace: [ 412.101471] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 412.134323] [ 412.136900] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 412.164316] dump_stack+0x244/0x39d [ 412.166447] lowmem_reserve[]: 0 2818 6321 6321 [ 412.192563] ? dump_stack_print_info.cold.1+0x20/0x20 [ 412.196172] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 412.200762] warn_alloc.cold.116+0xb7/0x1bd [ 412.205924] lowmem_reserve[]: 0 0 3503 3503 [ 412.233663] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 412.237995] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 412.242321] ? lock_downgrade+0x900/0x900 [ 412.247147] lowmem_reserve[]: 0 0 0 0 [ 412.276129] ? trace_hardirqs_off+0xb8/0x310 [ 412.280257] 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 [ 412.284063] ? trace_hardirqs_off+0xb8/0x310 [ 412.288453] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 412.302011] __alloc_pages_slowpath+0x2651/0x2de0 [ 412.306399] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 412.321687] ? warn_alloc+0x120/0x120 [ 412.326499] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 412.341497] ? print_usage_bug+0xc0/0xc0 [ 412.345291] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 412.354124] ? warn_alloc+0x120/0x120 [ 412.358171] 268 total pagecache pages [ 412.366750] ? warn_alloc+0x120/0x120 [ 412.370540] 0 pages in swap cache [ 412.374355] ? print_usage_bug+0xc0/0xc0 [ 412.378146] Swap cache stats: add 0, delete 0, find 0/0 [ 412.381597] ? print_usage_bug+0xc0/0xc0 [ 412.385643] Free swap = 0kB [ 412.391053] ? __lock_acquire+0x62f/0x4c20 [ 412.395098] Total swap = 0kB [ 412.398121] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.402341] 1965979 pages RAM [ 412.405365] ? should_fail+0x22d/0xd01 [ 412.410887] 0 pages HighMem/MovableOnly [ 412.414000] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 412.417869] 342854 pages reserved [ 412.421842] ? __lock_acquire+0x62f/0x4c20 [ 412.426928] 0 pages cma reserved [ 412.430400] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 412.434679] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 412.437991] ? __lock_acquire+0x62f/0x4c20 [ 412.438007] ? should_fail+0x22d/0xd01 [ 412.443186] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 412.449611] ? find_held_lock+0x36/0x1c0 [ 412.453874] init cpuset=/ mems_allowed=0 [ 412.457765] ? mark_held_locks+0x130/0x130 [ 412.479800] ? mark_held_locks+0x130/0x130 [ 412.484047] ? try_to_wake_up+0x11c/0x1490 [ 412.488292] ? lock_downgrade+0x900/0x900 [ 412.492455] ? zap_class+0x640/0x640 [ 412.496241] ? print_usage_bug+0xc0/0xc0 [ 412.500329] ? trace_hardirqs_off+0xb8/0x310 [ 412.504748] ? kasan_check_read+0x11/0x20 [ 412.508909] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.514475] ? check_preemption_disabled+0x48/0x280 [ 412.519507] ? __lock_is_held+0xb5/0x140 [ 412.523583] __alloc_pages_nodemask+0xad8/0xea0 [ 412.528258] ? zap_class+0x640/0x640 [ 412.531985] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 412.537020] ? find_held_lock+0x36/0x1c0 [ 412.541097] ? ____cache_alloc_node+0x1c7/0x1e0 [ 412.545767] ? lock_downgrade+0x900/0x900 [ 412.549928] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.555506] cache_grow_begin+0xa5/0x8c0 [ 412.559598] ? do_raw_spin_unlock+0xa7/0x330 [ 412.564041] fallback_alloc+0x204/0x2e0 [ 412.568021] ____cache_alloc_node+0x1c7/0x1e0 [ 412.572523] kmem_cache_alloc_node+0xe3/0x730 [ 412.577021] ? ipv6_get_ifaddr+0x42e/0x620 [ 412.581270] __alloc_skb+0x119/0x770 [ 412.585001] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 412.590285] ? netdev_alloc_frag+0x1f0/0x1f0 [ 412.594729] ? lock_downgrade+0x900/0x900 [ 412.598898] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.604496] ? refcount_sub_and_test_checked+0x203/0x310 [ 412.609975] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 412.615445] ? addrconf_rs_timer+0x690/0x690 [ 412.619868] ndisc_alloc_skb+0x144/0x340 [ 412.623944] ndisc_send_rs+0x331/0x6e0 [ 412.627848] addrconf_rs_timer+0x314/0x690 [ 412.632101] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.636362] call_timer_fn+0x272/0x920 [ 412.640251] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.644501] ? process_timeout+0x40/0x40 [ 412.648588] ? __run_timers+0x7da/0xc70 [ 412.652562] ? _raw_spin_unlock_irq+0x27/0x80 [ 412.657061] ? _raw_spin_unlock_irq+0x27/0x80 [ 412.661553] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.665784] ? lockdep_hardirqs_on+0x296/0x5b0 [ 412.670367] ? trace_hardirqs_on+0xbd/0x310 [ 412.674686] ? kasan_check_read+0x11/0x20 [ 412.678848] ? __run_timers+0x7da/0xc70 [ 412.682824] ? trace_hardirqs_off_caller+0x310/0x310 [ 412.687944] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.692176] __run_timers+0x7e5/0xc70 [ 412.695998] ? timer_fixup_init+0x70/0x70 [ 412.700159] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 412.705173] ? zap_class+0x640/0x640 [ 412.708890] ? enqueue_hrtimer+0x1a5/0x560 [ 412.713129] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 412.718344] ? find_held_lock+0x36/0x1c0 [ 412.722428] ? zap_class+0x640/0x640 [ 412.726165] ? pvclock_read_flags+0x160/0x160 [ 412.730666] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.736252] ? check_preemption_disabled+0x48/0x280 [ 412.741276] ? __lock_is_held+0xb5/0x140 [ 412.745338] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.750881] ? check_preemption_disabled+0x48/0x280 [ 412.755959] run_timer_softirq+0x52/0xb0 [ 412.760026] ? rcu_read_lock_sched_held+0x14f/0x180 [ 412.765045] __do_softirq+0x308/0xb7e [ 412.768851] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 412.773347] ? lock_downgrade+0x900/0x900 [ 412.777500] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 412.782623] ? pvclock_read_flags+0x160/0x160 [ 412.787123] ? lapic_next_event+0x5a/0x90 [ 412.791271] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.796813] ? kvm_clock_read+0x18/0x30 [ 412.800789] ? kvm_sched_clock_read+0x9/0x20 [ 412.805220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.810760] ? check_preemption_disabled+0x48/0x280 [ 412.815786] irq_exit+0x17f/0x1c0 [ 412.819248] smp_apic_timer_interrupt+0x1cb/0x760 [ 412.824091] ? smp_reschedule_interrupt+0x109/0x650 [ 412.829109] ? smp_call_function_single_interrupt+0x650/0x650 [ 412.834998] ? interrupt_entry+0xb5/0xc0 [ 412.839060] ? trace_hardirqs_off_caller+0xbb/0x310 [ 412.844090] ? trace_hardirqs_off_caller+0xbb/0x310 [ 412.849114] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 412.853981] ? trace_hardirqs_on_caller+0x310/0x310 [ 412.858997] ? trace_hardirqs_on_caller+0x310/0x310 [ 412.864017] ? task_prio+0x50/0x50 [ 412.867559] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.873098] ? check_preemption_disabled+0x48/0x280 [ 412.878123] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 412.882978] apic_timer_interrupt+0xf/0x20 [ 412.887206] [ 412.889446] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 412.894375] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 412.913272] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 412.921017] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 412.928316] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 412.935582] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 412.942847] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 412.950112] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 412.957417] skb_clone+0x1bb/0x500 [ 412.960966] ? finish_task_switch+0x663/0x910 [ 412.965477] ? skb_split+0x11e0/0x11e0 [ 412.969368] ? preempt_notifier_register+0x200/0x200 [ 412.974468] ? __switch_to_asm+0x34/0x70 [ 412.978534] ? __switch_to_asm+0x34/0x70 [ 412.982601] ? __switch_to_asm+0x40/0x70 [ 412.986658] ? __switch_to_asm+0x34/0x70 [ 412.990722] ? __switch_to_asm+0x40/0x70 [ 412.994795] ? __switch_to_asm+0x34/0x70 [ 412.998856] ? __switch_to_asm+0x40/0x70 [ 413.002914] ? __switch_to_asm+0x34/0x70 [ 413.006982] ? __switch_to_asm+0x34/0x70 [ 413.011043] ? __switch_to_asm+0x40/0x70 [ 413.015108] ? __switch_to_asm+0x34/0x70 [ 413.019176] bpf_clone_redirect+0xb9/0x490 [ 413.023416] ? __schedule+0x8d7/0x21d0 [ 413.027309] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 413.032325] ? __sched_text_start+0x8/0x8 [ 413.036474] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 413.041239] ? find_held_lock+0x36/0x1c0 [ 413.045311] ? lock_acquire+0x1ed/0x520 [ 413.049321] ? bpf_test_run+0x3cb/0x780 [ 413.053294] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.058831] ? check_preemption_disabled+0x48/0x280 [ 413.063859] ? kasan_check_read+0x11/0x20 [ 413.068007] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 413.073283] ? rcu_softirq_qs+0x20/0x20 [ 413.077255] ? preempt_schedule+0x4d/0x60 [ 413.081435] ? ___preempt_schedule+0x16/0x18 [ 413.085853] ? bpf_test_run+0x25d/0x780 [ 413.089842] ? netlink_diag_dump+0x2a0/0x2a0 [ 413.094253] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.099793] ? bpf_test_init.isra.10+0x70/0x100 [ 413.104481] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 413.109246] ? bpf_test_finish.isra.9+0x260/0x260 [ 413.114089] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 413.120154] ? fput+0x130/0x1a0 [ 413.123441] ? __bpf_prog_get+0x9b/0x290 [ 413.127512] ? bpf_test_finish.isra.9+0x260/0x260 [ 413.132360] ? bpf_prog_test_run+0x130/0x1a0 [ 413.136773] ? __x64_sys_bpf+0x3db/0x520 [ 413.140833] ? bpf_prog_get+0x20/0x20 [ 413.144654] ? do_syscall_64+0x1b9/0x820 [ 413.148718] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 413.154084] ? syscall_return_slowpath+0x5e0/0x5e0 [ 413.159491] ? trace_hardirqs_on_caller+0x310/0x310 [ 413.164513] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 413.169584] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 413.176251] ? __switch_to_asm+0x40/0x70 [ 413.180308] ? __switch_to_asm+0x34/0x70 [ 413.184378] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.189233] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 413.194635] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 413.194723] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 413.200864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 413.200869] Call Trace: [ 413.200875] [ 413.200892] dump_stack+0x244/0x39d [ 413.200913] ? dump_stack_print_info.cold.1+0x20/0x20 [ 413.207464] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 413.216753] warn_alloc.cold.116+0xb7/0x1bd [ 413.219319] syz-executor2 cpuset=syz2 mems_allowed=0 [ 413.221490] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 413.254983] ? lock_downgrade+0x900/0x900 [ 413.259141] ? trace_hardirqs_off+0xb8/0x310 [ 413.263567] ? trace_hardirqs_off+0xb8/0x310 [ 413.267985] __alloc_pages_slowpath+0x2651/0x2de0 [ 413.272859] ? warn_alloc+0x120/0x120 [ 413.276664] ? print_usage_bug+0xc0/0xc0 [ 413.280725] ? warn_alloc+0x120/0x120 [ 413.284530] ? warn_alloc+0x120/0x120 [ 413.288334] ? print_usage_bug+0xc0/0xc0 [ 413.292440] ? kvm_clock_read+0x18/0x30 [ 413.296418] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 413.301436] ? print_usage_bug+0xc0/0xc0 [ 413.305522] ? __lock_acquire+0x62f/0x4c20 [ 413.309770] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.315312] ? should_fail+0x22d/0xd01 [ 413.319204] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 413.324515] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 413.329626] ? __lock_acquire+0x62f/0x4c20 [ 413.333867] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 413.338967] ? __lock_acquire+0x62f/0x4c20 [ 413.343205] ? should_fail+0x22d/0xd01 [ 413.347093] ? rcu_irq_exit+0x1a2/0x390 [ 413.351080] ? mark_held_locks+0x130/0x130 [ 413.355334] ? mark_held_locks+0x130/0x130 [ 413.359599] ? mark_held_locks+0xc7/0x130 [ 413.363755] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 413.368774] ? zap_class+0x640/0x640 [ 413.372492] ? print_usage_bug+0xc0/0xc0 [ 413.376601] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.382172] ? check_preemption_disabled+0x48/0x280 [ 413.387239] ? __lock_is_held+0xb5/0x140 [ 413.391310] __alloc_pages_nodemask+0xad8/0xea0 [ 413.396000] ? zap_class+0x640/0x640 [ 413.399728] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 413.404759] ? find_held_lock+0x36/0x1c0 [ 413.408831] ? ____cache_alloc_node+0x1c7/0x1e0 [ 413.413508] ? lock_downgrade+0x900/0x900 [ 413.417683] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.423230] cache_grow_begin+0xa5/0x8c0 [ 413.427296] ? do_raw_spin_unlock+0xa7/0x330 [ 413.431743] fallback_alloc+0x204/0x2e0 [ 413.435757] ____cache_alloc_node+0x1c7/0x1e0 [ 413.440261] kmem_cache_alloc_node+0xe3/0x730 [ 413.444777] ? ipv6_get_ifaddr+0x42e/0x620 [ 413.449039] __alloc_skb+0x119/0x770 [ 413.452770] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 413.458050] ? netdev_alloc_frag+0x1f0/0x1f0 [ 413.462456] ? lock_downgrade+0x900/0x900 [ 413.466614] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.472156] ? refcount_sub_and_test_checked+0x203/0x310 [ 413.477613] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 413.483065] ? addrconf_rs_timer+0x690/0x690 [ 413.487491] ndisc_alloc_skb+0x144/0x340 [ 413.491558] ndisc_send_rs+0x331/0x6e0 [ 413.495452] addrconf_rs_timer+0x314/0x690 [ 413.499692] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 413.503947] call_timer_fn+0x272/0x920 [ 413.507834] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 413.512069] ? process_timeout+0x40/0x40 [ 413.516140] ? mark_held_locks+0xc7/0x130 [ 413.520294] ? _raw_spin_unlock_irq+0x27/0x80 [ 413.524801] ? _raw_spin_unlock_irq+0x27/0x80 [ 413.529308] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 413.533542] ? lockdep_hardirqs_on+0x296/0x5b0 [ 413.538126] ? trace_hardirqs_on+0xbd/0x310 [ 413.542447] ? kasan_check_read+0x11/0x20 [ 413.546596] ? __run_timers+0x7da/0xc70 [ 413.550577] ? trace_hardirqs_off_caller+0x310/0x310 [ 413.555719] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 413.559984] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 413.564240] __run_timers+0x7e5/0xc70 [ 413.568052] ? timer_fixup_init+0x70/0x70 [ 413.572210] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 413.577256] ? zap_class+0x640/0x640 [ 413.580990] ? print_usage_bug+0xc0/0xc0 [ 413.585057] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 413.590262] ? find_held_lock+0x36/0x1c0 [ 413.594333] ? zap_class+0x640/0x640 [ 413.598052] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.603607] ? check_preemption_disabled+0x48/0x280 [ 413.608648] ? __lock_is_held+0xb5/0x140 [ 413.612710] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.618254] ? check_preemption_disabled+0x48/0x280 [ 413.623290] run_timer_softirq+0x52/0xb0 [ 413.627357] ? rcu_read_lock_sched_held+0x14f/0x180 [ 413.632378] __do_softirq+0x308/0xb7e [ 413.636182] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 413.640697] ? lock_downgrade+0x900/0x900 [ 413.644864] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 413.649999] ? pvclock_read_flags+0x160/0x160 [ 413.654500] ? lapic_next_event+0x5a/0x90 [ 413.658680] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.664225] ? kvm_clock_read+0x18/0x30 [ 413.668219] ? kvm_sched_clock_read+0x9/0x20 [ 413.672645] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.678184] ? check_preemption_disabled+0x48/0x280 [ 413.683219] irq_exit+0x17f/0x1c0 [ 413.686677] smp_apic_timer_interrupt+0x1cb/0x760 [ 413.691527] ? smp_call_function_single_interrupt+0x650/0x650 [ 413.697417] ? interrupt_entry+0xb5/0xc0 [ 413.701482] ? trace_hardirqs_off_caller+0xbb/0x310 [ 413.706505] ? trace_hardirqs_off_caller+0xbb/0x310 [ 413.711527] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.716379] ? trace_hardirqs_on_caller+0x310/0x310 [ 413.721410] ? trace_hardirqs_on_caller+0x310/0x310 [ 413.726432] ? task_prio+0x50/0x50 [ 413.729974] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.735513] ? check_preemption_disabled+0x48/0x280 [ 413.740538] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.745399] apic_timer_interrupt+0xf/0x20 [ 413.749642] [ 413.751952] RIP: 0010:check_memory_region+0x117/0x1b0 [ 413.757146] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 413.776076] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 413.783781] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 413.791047] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 413.798311] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 413.805591] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 413.812858] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 413.820141] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 413.825433] kasan_check_read+0x11/0x20 [ 413.829406] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 413.834509] ? rcu_softirq_qs+0x20/0x20 [ 413.838507] rcu_is_watching+0x10/0x30 [ 413.842399] page_evictable+0x3c0/0x540 [ 413.846412] ? kswapd_stop+0x100/0x100 [ 413.850302] ? trace_hardirqs_off_caller+0x310/0x310 [ 413.855406] ? perf_trace_sched_process_exec+0x860/0x860 [ 413.860858] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.866398] ? check_preemption_disabled+0x48/0x280 [ 413.871436] shrink_active_list+0x869/0x1f00 [ 413.875858] ? mark_held_locks+0xc7/0x130 [ 413.880040] ? shrink_inactive_list+0x1c60/0x1c60 [ 413.884882] ? trace_hardirqs_on+0xbd/0x310 [ 413.889207] ? find_held_lock+0x36/0x1c0 [ 413.893267] ? shrink_inactive_list+0xa4a/0x1c60 [ 413.898036] ? trace_hardirqs_off_caller+0x310/0x310 [ 413.903155] ? zap_class+0x640/0x640 [ 413.906867] ? print_usage_bug+0xc0/0xc0 [ 413.910951] ? __page_frag_cache_drain+0x210/0x210 [ 413.915878] ? print_usage_bug+0xc0/0xc0 [ 413.919979] ? mark_held_locks+0xc7/0x130 [ 413.924134] ? find_held_lock+0x36/0x1c0 [ 413.928203] ? zap_class+0x640/0x640 [ 413.931919] ? mark_held_locks+0xc7/0x130 [ 413.936082] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.941621] ? check_preemption_disabled+0x48/0x280 [ 413.946644] ? zap_class+0x640/0x640 [ 413.950355] ? __lock_is_held+0xb5/0x140 [ 413.954459] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.959994] ? check_preemption_disabled+0x48/0x280 [ 413.965025] ? __lock_is_held+0xb5/0x140 [ 413.969102] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 413.974135] ? inactive_list_is_low+0x305/0x880 [ 413.978811] ? lruvec_lru_size+0x450/0x450 [ 413.983046] ? kasan_check_read+0x11/0x20 [ 413.987441] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 413.992385] shrink_node_memcg+0x803/0x18f0 [ 413.996720] ? shrink_active_list+0x1f00/0x1f00 [ 414.001394] ? lock_downgrade+0x900/0x900 [ 414.005545] ? check_flush_dependency+0x410/0x410 [ 414.010446] ? kasan_check_read+0x11/0x20 [ 414.014596] ? do_raw_spin_unlock+0xa7/0x330 [ 414.019028] ? ___preempt_schedule+0x16/0x18 [ 414.023447] ? _raw_spin_unlock+0x3f/0x50 [ 414.027610] shrink_node+0x3bc/0x16b0 [ 414.031412] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 414.036716] ? shrink_node_memcg+0x18f0/0x18f0 [ 414.041304] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 414.045889] ? trace_hardirqs_on+0xbd/0x310 [ 414.050217] ? vmpressure+0x271/0x340 [ 414.054023] ? do_raw_spin_trylock+0x270/0x270 [ 414.058616] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 414.064155] ? __cpuset_node_allowed+0x19b/0x660 [ 414.068914] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 414.074635] ? vmpressure+0x1a2/0x340 [ 414.078460] do_try_to_free_pages+0x3e7/0x1290 [ 414.083063] ? zap_class+0x640/0x640 [ 414.086795] ? shrink_node+0x16b0/0x16b0 [ 414.090858] ? __lock_is_held+0xb5/0x140 [ 414.094967] try_to_free_pages+0x4d0/0xb90 [ 414.099213] ? do_try_to_free_pages+0x1290/0x1290 [ 414.104074] ? lock_acquire+0x1ed/0x520 [ 414.108048] ? set_page_refcounted+0x280/0x280 [ 414.112637] ? lock_release+0xa00/0xa00 [ 414.116615] ? _raw_spin_unlock_irq+0x60/0x80 [ 414.121146] ? psi_memstall_enter+0x240/0x2b0 [ 414.125643] ? psi_memstall_tick+0x230/0x230 [ 414.130078] __alloc_pages_slowpath+0xa48/0x2de0 [ 414.134862] ? warn_alloc+0x120/0x120 [ 414.138661] ? mark_held_locks+0x130/0x130 [ 414.142903] ? find_get_entry+0xaae/0x1120 [ 414.147157] ? filemap_map_pages+0x1a20/0x1a20 [ 414.151770] ? zap_class+0x640/0x640 [ 414.155490] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.161031] ? check_preemption_disabled+0x48/0x280 [ 414.166049] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.171587] ? should_fail+0x22d/0xd01 [ 414.175479] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 414.180585] ? zap_class+0x640/0x640 [ 414.184322] ? __lock_is_held+0xb5/0x140 [ 414.188392] ? mark_held_locks+0x130/0x130 [ 414.192649] ? lock_release+0xa00/0xa00 [ 414.196661] ? perf_trace_sched_process_exec+0x860/0x860 [ 414.202136] ? xa_load+0x2ba/0x460 [ 414.205674] ? lock_downgrade+0x900/0x900 [ 414.209846] ? __might_sleep+0x95/0x190 [ 414.213852] __alloc_pages_nodemask+0xad8/0xea0 [ 414.218530] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 414.223563] ? __page_cache_alloc+0x191/0x5c0 [ 414.228052] ? xa_load+0x2e1/0x460 [ 414.231588] ? xa_clear_mark+0x40/0x40 [ 414.235477] ? zap_class+0x640/0x640 [ 414.239245] ? zap_class+0x640/0x640 [ 414.242958] ? zap_class+0x640/0x640 [ 414.246671] ? __do_page_cache_readahead+0x663/0x810 [ 414.251778] ? find_held_lock+0x36/0x1c0 [ 414.255907] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 414.261454] alloc_pages_current+0x173/0x350 [ 414.265864] __page_cache_alloc+0x38c/0x5c0 [ 414.270234] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 414.275163] ? kasan_check_read+0x11/0x20 [ 414.279311] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 414.284602] ? generic_perform_write+0x6a0/0x6a0 [ 414.289375] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.294948] ? check_preemption_disabled+0x48/0x280 [ 414.299978] filemap_fault+0x1595/0x25f0 [ 414.304052] ? __lock_page_or_retry+0xa00/0xa00 [ 414.308719] ? mark_held_locks+0x130/0x130 [ 414.312964] ? filemap_map_pages+0xd6b/0x1a20 [ 414.317507] ? lock_downgrade+0x900/0x900 [ 414.321656] ? check_preemption_disabled+0x48/0x280 [ 414.326671] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 414.331594] ? kasan_check_read+0x11/0x20 [ 414.335742] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 414.341019] ? rcu_softirq_qs+0x20/0x20 [ 414.345011] ? filemap_map_pages+0xd92/0x1a20 [ 414.349511] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.355058] ? find_get_entries_tag+0x1400/0x1400 [ 414.359920] ? __lock_acquire+0x62f/0x4c20 [ 414.364192] ? lock_acquire+0x1ed/0x520 [ 414.368170] ? ext4_filemap_fault+0x7a/0xad [ 414.372506] ? lock_release+0xa00/0xa00 [ 414.376481] ? perf_trace_sched_process_exec+0x860/0x860 [ 414.381942] ? print_usage_bug+0xc0/0xc0 [ 414.386009] ? print_usage_bug+0xc0/0xc0 [ 414.390083] ? down_read+0x8d/0x120 [ 414.393707] ? ext4_filemap_fault+0x7a/0xad [ 414.398029] ? __down_interruptible+0x700/0x700 [ 414.402725] ext4_filemap_fault+0x82/0xad [ 414.406873] __do_fault+0x100/0x6b0 [ 414.410505] ? pmd_devmap_trans_unstable+0x220/0x220 [ 414.415614] ? mark_held_locks+0x130/0x130 [ 414.419855] ? mark_held_locks+0x130/0x130 [ 414.424088] ? find_held_lock+0x36/0x1c0 [ 414.428173] ? find_held_lock+0x36/0x1c0 [ 414.432244] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.437790] __handle_mm_fault+0x3ea0/0x5be0 [ 414.442209] ? poll_select_copy_remaining+0x18c/0x6a0 [ 414.447419] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 414.452324] ? __might_fault+0x12b/0x1e0 [ 414.456432] ? lock_downgrade+0x900/0x900 [ 414.460591] ? zap_class+0x640/0x640 [ 414.464313] ? zap_class+0x640/0x640 [ 414.468044] ? find_held_lock+0x36/0x1c0 [ 414.472132] ? handle_mm_fault+0x42a/0xc70 [ 414.476369] ? lock_downgrade+0x900/0x900 [ 414.480521] ? check_preemption_disabled+0x48/0x280 [ 414.485545] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 414.490473] ? kasan_check_read+0x11/0x20 [ 414.494638] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 414.499917] ? rcu_softirq_qs+0x20/0x20 [ 414.503926] ? trace_hardirqs_off_caller+0x310/0x310 [ 414.509058] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.514596] ? check_preemption_disabled+0x48/0x280 [ 414.519623] handle_mm_fault+0x54f/0xc70 [ 414.523693] ? __handle_mm_fault+0x5be0/0x5be0 [ 414.528287] ? find_vma+0x34/0x190 [ 414.531833] __do_page_fault+0x5e8/0xe60 [ 414.535927] ? trace_hardirqs_off+0xb8/0x310 [ 414.540369] do_page_fault+0xf2/0x7e0 [ 414.544190] ? vmalloc_sync_all+0x30/0x30 [ 414.548374] ? error_entry+0x70/0xd0 [ 414.552093] ? trace_hardirqs_off_caller+0xbb/0x310 [ 414.557111] ? trace_hardirqs_on_caller+0xc0/0x310 [ 414.562046] ? syscall_return_slowpath+0x5e0/0x5e0 [ 414.566975] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 414.571818] ? trace_hardirqs_on_caller+0x310/0x310 [ 414.576832] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 414.582280] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 414.587309] ? prepare_exit_to_usermode+0x291/0x3b0 [ 414.592332] ? page_fault+0x8/0x30 [ 414.595877] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 414.600720] ? page_fault+0x8/0x30 [ 414.604267] page_fault+0x1e/0x30 [ 414.607737] RIP: 0033:0x7efe5ebdedd3 [ 414.611501] Code: Bad RIP value. [ 414.614872] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 414.620232] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 414.627499] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 414.634766] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 414.642033] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 414.649301] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 414.656590] warn_alloc_show_mem: 1 callbacks suppressed [ 414.656602] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 414.656604] Mem-Info: [ 414.656635] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 414.656635] active_file:14 inactive_file:10 isolated_file:0 [ 414.656635] unevictable:0 dirty:0 writeback:0 unstable:0 [ 414.656635] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 414.656635] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 414.656635] free:13762 free_pcp:570 free_cma:0 [ 414.661991] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 414.669281] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 414.671691] Call Trace: [ 414.704570] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 414.713924] [ 414.741357] lowmem_reserve[]: 0 2818 6321 6321 [ 414.743968] dump_stack+0x244/0x39d [ 414.770052] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 414.772222] ? dump_stack_print_info.cold.1+0x20/0x20 [ 414.776781] lowmem_reserve[]: 0 0 3503 3503 [ 414.780409] warn_alloc.cold.116+0xb7/0x1bd [ 414.808061] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 414.813246] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 414.817540] lowmem_reserve[]: 0 0 0 0 [ 414.821881] ? lock_downgrade+0x900/0x900 [ 414.850845] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 414.855687] ? trace_hardirqs_off+0xb8/0x310 [ 414.859461] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 414.863607] ? trace_hardirqs_off+0xb8/0x310 [ 414.877100] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 414.881506] __alloc_pages_slowpath+0x2651/0x2de0 [ 414.896739] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 414.901151] ? warn_alloc+0x120/0x120 [ 414.916159] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 414.921022] ? print_usage_bug+0xc0/0xc0 [ 414.929829] 268 total pagecache pages [ 414.933623] ? warn_alloc+0x120/0x120 [ 414.942180] 0 pages in swap cache [ 414.946250] ? warn_alloc+0x120/0x120 [ 414.950030] Swap cache stats: add 0, delete 0, find 0/0 [ 414.953830] ? print_usage_bug+0xc0/0xc0 [ 414.957257] Free swap = 0kB [ 414.961047] ? print_usage_bug+0xc0/0xc0 [ 414.966419] Total swap = 0kB [ 414.970502] ? __lock_acquire+0x62f/0x4c20 [ 414.973498] 1965979 pages RAM [ 414.977558] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.980549] 0 pages HighMem/MovableOnly [ 414.984802] ? should_fail+0x22d/0xd01 [ 414.987883] 342854 pages reserved [ 414.993408] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 414.997372] 0 pages cma reserved [ 415.001282] ? __lock_acquire+0x62f/0x4c20 [ 415.004808] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 415.009843] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 415.013290] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 415.017413] ? __lock_acquire+0x62f/0x4c20 [ 415.023900] init cpuset=/ mems_allowed=0 [ 415.028997] ? should_fail+0x22d/0xd01 [ 415.050845] ? find_held_lock+0x36/0x1c0 [ 415.054917] ? mark_held_locks+0x130/0x130 [ 415.060240] ? mark_held_locks+0x130/0x130 [ 415.064474] ? zap_class+0x640/0x640 [ 415.068219] ? zap_class+0x640/0x640 [ 415.071961] ? print_usage_bug+0xc0/0xc0 [ 415.076041] ? do_raw_spin_unlock+0xa7/0x330 [ 415.080448] ? zap_class+0x640/0x640 [ 415.084162] ? print_usage_bug+0xc0/0xc0 [ 415.088241] ? wq_watchdog_touch+0x9c/0xfe [ 415.092478] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.098015] ? check_preemption_disabled+0x48/0x280 [ 415.103039] ? __lock_is_held+0xb5/0x140 [ 415.107111] __alloc_pages_nodemask+0xad8/0xea0 [ 415.111782] ? zap_class+0x640/0x640 [ 415.115506] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 415.121024] ? find_held_lock+0x36/0x1c0 [ 415.125093] ? ____cache_alloc_node+0x1c7/0x1e0 [ 415.129773] ? lock_downgrade+0x900/0x900 [ 415.133947] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.139511] cache_grow_begin+0xa5/0x8c0 [ 415.143581] ? do_raw_spin_unlock+0xa7/0x330 [ 415.148023] fallback_alloc+0x204/0x2e0 [ 415.152003] ____cache_alloc_node+0x1c7/0x1e0 [ 415.156501] kmem_cache_alloc_node+0xe3/0x730 [ 415.161012] ? ipv6_get_ifaddr+0x42e/0x620 [ 415.165265] __alloc_skb+0x119/0x770 [ 415.168980] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 415.174270] ? netdev_alloc_frag+0x1f0/0x1f0 [ 415.178680] ? lock_downgrade+0x900/0x900 [ 415.182868] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.188407] ? refcount_sub_and_test_checked+0x203/0x310 [ 415.193864] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 415.199321] ? addrconf_rs_timer+0x690/0x690 [ 415.203743] ndisc_alloc_skb+0x144/0x340 [ 415.207816] ndisc_send_rs+0x331/0x6e0 [ 415.211717] addrconf_rs_timer+0x314/0x690 [ 415.215974] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.220236] call_timer_fn+0x272/0x920 [ 415.224126] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.228358] ? process_timeout+0x40/0x40 [ 415.232425] ? __run_timers+0x7da/0xc70 [ 415.236402] ? _raw_spin_unlock_irq+0x27/0x80 [ 415.240892] ? _raw_spin_unlock_irq+0x27/0x80 [ 415.245387] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.249672] ? lockdep_hardirqs_on+0x296/0x5b0 [ 415.254269] ? trace_hardirqs_on+0xbd/0x310 [ 415.258590] ? kasan_check_read+0x11/0x20 [ 415.262736] ? __run_timers+0x7da/0xc70 [ 415.266715] ? trace_hardirqs_off_caller+0x310/0x310 [ 415.271821] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.276063] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.280297] __run_timers+0x7e5/0xc70 [ 415.284111] ? timer_fixup_init+0x70/0x70 [ 415.288267] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 415.293286] ? zap_class+0x640/0x640 [ 415.297007] ? enqueue_hrtimer+0x1a5/0x560 [ 415.301264] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 415.306462] ? find_held_lock+0x36/0x1c0 [ 415.310532] ? zap_class+0x640/0x640 [ 415.314275] ? pvclock_read_flags+0x160/0x160 [ 415.318772] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.324324] ? check_preemption_disabled+0x48/0x280 [ 415.329352] ? __lock_is_held+0xb5/0x140 [ 415.333424] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.338972] ? check_preemption_disabled+0x48/0x280 [ 415.344010] run_timer_softirq+0x52/0xb0 [ 415.348077] ? rcu_read_lock_sched_held+0x14f/0x180 [ 415.353095] __do_softirq+0x308/0xb7e [ 415.356910] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 415.361423] ? lock_downgrade+0x900/0x900 [ 415.365590] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 415.370709] ? pvclock_read_flags+0x160/0x160 [ 415.375226] ? lapic_next_event+0x5a/0x90 [ 415.379374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.384948] ? kvm_clock_read+0x18/0x30 [ 415.388923] ? kvm_sched_clock_read+0x9/0x20 [ 415.393344] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.398879] ? check_preemption_disabled+0x48/0x280 [ 415.403901] irq_exit+0x17f/0x1c0 [ 415.407363] smp_apic_timer_interrupt+0x1cb/0x760 [ 415.412209] ? smp_reschedule_interrupt+0x109/0x650 [ 415.417261] ? smp_call_function_single_interrupt+0x650/0x650 [ 415.423142] ? interrupt_entry+0xb5/0xc0 [ 415.427205] ? trace_hardirqs_off_caller+0xbb/0x310 [ 415.432223] ? trace_hardirqs_off_caller+0xbb/0x310 [ 415.437239] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 415.442084] ? trace_hardirqs_on_caller+0x310/0x310 [ 415.447101] ? trace_hardirqs_on_caller+0x310/0x310 [ 415.452115] ? task_prio+0x50/0x50 [ 415.455656] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.461199] ? check_preemption_disabled+0x48/0x280 [ 415.466226] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 415.471077] apic_timer_interrupt+0xf/0x20 [ 415.475317] [ 415.477573] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 415.482535] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 415.501440] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 415.509161] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 415.516430] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 415.523709] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 415.530973] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 415.538236] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 415.545572] skb_clone+0x1bb/0x500 [ 415.549114] ? finish_task_switch+0x663/0x910 [ 415.553610] ? skb_split+0x11e0/0x11e0 [ 415.557503] ? preempt_notifier_register+0x200/0x200 [ 415.562604] ? __switch_to_asm+0x34/0x70 [ 415.566665] ? __switch_to_asm+0x34/0x70 [ 415.570728] ? __switch_to_asm+0x40/0x70 [ 415.574782] ? __switch_to_asm+0x34/0x70 [ 415.578841] ? __switch_to_asm+0x40/0x70 [ 415.582911] ? __switch_to_asm+0x34/0x70 [ 415.586993] ? __switch_to_asm+0x40/0x70 [ 415.591064] ? __switch_to_asm+0x34/0x70 [ 415.595141] ? __switch_to_asm+0x34/0x70 [ 415.599196] ? __switch_to_asm+0x40/0x70 [ 415.603267] ? __switch_to_asm+0x34/0x70 [ 415.607352] bpf_clone_redirect+0xb9/0x490 [ 415.611590] ? __schedule+0x8d7/0x21d0 [ 415.615487] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 415.620505] ? __sched_text_start+0x8/0x8 [ 415.624650] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 415.629416] ? find_held_lock+0x36/0x1c0 [ 415.633513] ? lock_acquire+0x1ed/0x520 [ 415.637491] ? bpf_test_run+0x3cb/0x780 [ 415.641471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.647012] ? check_preemption_disabled+0x48/0x280 [ 415.652032] ? kasan_check_read+0x11/0x20 [ 415.656182] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 415.661462] ? rcu_softirq_qs+0x20/0x20 [ 415.665436] ? preempt_schedule+0x4d/0x60 [ 415.669581] ? ___preempt_schedule+0x16/0x18 [ 415.673994] ? bpf_test_run+0x25d/0x780 [ 415.677984] ? netlink_diag_dump+0x2a0/0x2a0 [ 415.682395] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.687942] ? bpf_test_init.isra.10+0x70/0x100 [ 415.692615] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 415.697378] ? bpf_test_finish.isra.9+0x260/0x260 [ 415.702221] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 415.707761] ? fput+0x130/0x1a0 [ 415.711046] ? __bpf_prog_get+0x9b/0x290 [ 415.715117] ? bpf_test_finish.isra.9+0x260/0x260 [ 415.719965] ? bpf_prog_test_run+0x130/0x1a0 [ 415.724381] ? __x64_sys_bpf+0x3db/0x520 [ 415.728441] ? bpf_prog_get+0x20/0x20 [ 415.732263] ? do_syscall_64+0x1b9/0x820 [ 415.736328] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 415.741700] ? syscall_return_slowpath+0x5e0/0x5e0 [ 415.746636] ? trace_hardirqs_on_caller+0x310/0x310 [ 415.751661] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 415.756688] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 415.763361] ? __switch_to_asm+0x40/0x70 [ 415.767437] ? __switch_to_asm+0x34/0x70 [ 415.771505] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 415.776358] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 415.781743] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 415.781810] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 415.787981] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 415.787990] Call Trace: [ 415.794568] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 415.803814] [ 415.806386] syz-executor2 cpuset=syz2 mems_allowed=0 [ 415.816865] dump_stack+0x244/0x39d [ 415.827708] ? dump_stack_print_info.cold.1+0x20/0x20 [ 415.832910] warn_alloc.cold.116+0xb7/0x1bd [ 415.837291] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 415.842152] ? lock_downgrade+0x900/0x900 [ 415.846309] ? trace_hardirqs_off+0xb8/0x310 [ 415.850728] ? trace_hardirqs_off+0xb8/0x310 [ 415.855161] __alloc_pages_slowpath+0x2651/0x2de0 [ 415.860067] ? warn_alloc+0x120/0x120 [ 415.863871] ? print_usage_bug+0xc0/0xc0 [ 415.867941] ? warn_alloc+0x120/0x120 [ 415.871754] ? warn_alloc+0x120/0x120 [ 415.875562] ? print_usage_bug+0xc0/0xc0 [ 415.879625] ? kvm_clock_read+0x18/0x30 [ 415.883599] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 415.888620] ? print_usage_bug+0xc0/0xc0 [ 415.892685] ? __lock_acquire+0x62f/0x4c20 [ 415.896924] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.902485] ? should_fail+0x22d/0xd01 [ 415.906378] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 415.911486] ? __lock_acquire+0x62f/0x4c20 [ 415.915724] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 415.920824] ? __lock_acquire+0x62f/0x4c20 [ 415.925057] ? should_fail+0x22d/0xd01 [ 415.928964] ? mark_held_locks+0x130/0x130 [ 415.933211] ? mark_held_locks+0x130/0x130 [ 415.937454] ? zap_class+0x640/0x640 [ 415.941169] ? print_usage_bug+0xc0/0xc0 [ 415.945270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.950823] ? check_preemption_disabled+0x48/0x280 [ 415.955850] ? __lock_is_held+0xb5/0x140 [ 415.959914] __alloc_pages_nodemask+0xad8/0xea0 [ 415.964589] ? zap_class+0x640/0x640 [ 415.968316] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 415.973350] ? find_held_lock+0x36/0x1c0 [ 415.977438] ? ____cache_alloc_node+0x1c7/0x1e0 [ 415.982109] ? lock_downgrade+0x900/0x900 [ 415.986510] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.992054] cache_grow_begin+0xa5/0x8c0 [ 415.996115] ? do_raw_spin_unlock+0xa7/0x330 [ 416.000535] fallback_alloc+0x204/0x2e0 [ 416.004534] ____cache_alloc_node+0x1c7/0x1e0 [ 416.009052] kmem_cache_alloc_node+0xe3/0x730 [ 416.013587] ? ipv6_get_ifaddr+0x42e/0x620 [ 416.017835] __alloc_skb+0x119/0x770 [ 416.021550] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 416.026852] ? netdev_alloc_frag+0x1f0/0x1f0 [ 416.031260] ? lock_downgrade+0x900/0x900 [ 416.035419] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.040960] ? refcount_sub_and_test_checked+0x203/0x310 [ 416.046415] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 416.051867] ? addrconf_rs_timer+0x690/0x690 [ 416.056286] ndisc_alloc_skb+0x144/0x340 [ 416.060352] ndisc_send_rs+0x331/0x6e0 [ 416.064246] addrconf_rs_timer+0x314/0x690 [ 416.068503] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.072759] call_timer_fn+0x272/0x920 [ 416.076646] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.080884] ? process_timeout+0x40/0x40 [ 416.084967] ? mark_held_locks+0xc7/0x130 [ 416.089138] ? _raw_spin_unlock_irq+0x27/0x80 [ 416.093632] ? _raw_spin_unlock_irq+0x27/0x80 [ 416.098130] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.102381] ? lockdep_hardirqs_on+0x296/0x5b0 [ 416.107006] ? trace_hardirqs_on+0xbd/0x310 [ 416.111330] ? kasan_check_read+0x11/0x20 [ 416.115477] ? __run_timers+0x7da/0xc70 [ 416.119457] ? trace_hardirqs_off_caller+0x310/0x310 [ 416.124591] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.128844] __run_timers+0x7e5/0xc70 [ 416.132671] ? timer_fixup_init+0x70/0x70 [ 416.136821] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 416.141877] ? zap_class+0x640/0x640 [ 416.145598] ? print_usage_bug+0xc0/0xc0 [ 416.149663] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 416.154913] ? find_held_lock+0x36/0x1c0 [ 416.158992] ? zap_class+0x640/0x640 [ 416.162715] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.168273] ? check_preemption_disabled+0x48/0x280 [ 416.173300] ? __lock_is_held+0xb5/0x140 [ 416.177363] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.182900] ? check_preemption_disabled+0x48/0x280 [ 416.187932] run_timer_softirq+0x52/0xb0 [ 416.192039] ? rcu_read_lock_sched_held+0x14f/0x180 [ 416.197063] __do_softirq+0x308/0xb7e [ 416.200869] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 416.205371] ? lock_downgrade+0x900/0x900 [ 416.209539] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 416.214664] ? pvclock_read_flags+0x160/0x160 [ 416.219168] ? lapic_next_event+0x5a/0x90 [ 416.223336] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.228884] ? kvm_clock_read+0x18/0x30 [ 416.232872] ? kvm_sched_clock_read+0x9/0x20 [ 416.237284] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.242825] ? check_preemption_disabled+0x48/0x280 [ 416.247880] irq_exit+0x17f/0x1c0 [ 416.251370] smp_apic_timer_interrupt+0x1cb/0x760 [ 416.256250] ? smp_call_function_single_interrupt+0x650/0x650 [ 416.262133] ? interrupt_entry+0xb5/0xc0 [ 416.266199] ? trace_hardirqs_off_caller+0xbb/0x310 [ 416.271217] ? trace_hardirqs_off_caller+0xbb/0x310 [ 416.276236] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 416.281083] ? trace_hardirqs_on_caller+0x310/0x310 [ 416.286102] ? trace_hardirqs_on_caller+0x310/0x310 [ 416.291118] ? task_prio+0x50/0x50 [ 416.294659] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.300219] ? check_preemption_disabled+0x48/0x280 [ 416.305267] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 416.310132] apic_timer_interrupt+0xf/0x20 [ 416.314358] [ 416.316634] RIP: 0010:check_memory_region+0x117/0x1b0 [ 416.321824] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 416.340725] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 416.348432] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 416.355697] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 416.362969] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 416.370237] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 416.377506] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 416.384791] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 416.390086] kasan_check_read+0x11/0x20 [ 416.394058] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 416.399176] ? rcu_softirq_qs+0x20/0x20 [ 416.403165] rcu_is_watching+0x10/0x30 [ 416.407077] page_evictable+0x3c0/0x540 [ 416.411054] ? kswapd_stop+0x100/0x100 [ 416.414952] ? trace_hardirqs_off_caller+0x310/0x310 [ 416.420060] ? perf_trace_sched_process_exec+0x860/0x860 [ 416.425515] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.431055] ? check_preemption_disabled+0x48/0x280 [ 416.436079] shrink_active_list+0x869/0x1f00 [ 416.440519] ? mark_held_locks+0xc7/0x130 [ 416.444695] ? shrink_inactive_list+0x1c60/0x1c60 [ 416.449553] ? trace_hardirqs_on+0xbd/0x310 [ 416.453878] ? find_held_lock+0x36/0x1c0 [ 416.457946] ? shrink_inactive_list+0xa4a/0x1c60 [ 416.462705] ? trace_hardirqs_off_caller+0x310/0x310 [ 416.467806] ? zap_class+0x640/0x640 [ 416.471536] ? print_usage_bug+0xc0/0xc0 [ 416.475615] ? __page_frag_cache_drain+0x210/0x210 [ 416.480544] ? print_usage_bug+0xc0/0xc0 [ 416.484614] ? mark_held_locks+0xc7/0x130 [ 416.488783] ? find_held_lock+0x36/0x1c0 [ 416.492848] ? zap_class+0x640/0x640 [ 416.496579] ? mark_held_locks+0xc7/0x130 [ 416.500727] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.506272] ? check_preemption_disabled+0x48/0x280 [ 416.511299] ? zap_class+0x640/0x640 [ 416.515032] ? __lock_is_held+0xb5/0x140 [ 416.519112] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.524651] ? check_preemption_disabled+0x48/0x280 [ 416.529678] ? __lock_is_held+0xb5/0x140 [ 416.533753] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 416.538772] ? inactive_list_is_low+0x305/0x880 [ 416.543447] ? lruvec_lru_size+0x450/0x450 [ 416.547701] ? kasan_check_read+0x11/0x20 [ 416.551861] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 416.556834] shrink_node_memcg+0x803/0x18f0 [ 416.561170] ? shrink_active_list+0x1f00/0x1f00 [ 416.565849] ? lock_downgrade+0x900/0x900 [ 416.569997] ? check_flush_dependency+0x410/0x410 [ 416.574845] ? kasan_check_read+0x11/0x20 [ 416.578992] ? do_raw_spin_unlock+0xa7/0x330 [ 416.583407] ? ___preempt_schedule+0x16/0x18 [ 416.587825] ? _raw_spin_unlock+0x3f/0x50 [ 416.591981] shrink_node+0x3bc/0x16b0 [ 416.595790] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 416.601092] ? shrink_node_memcg+0x18f0/0x18f0 [ 416.605670] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 416.610253] ? trace_hardirqs_on+0xbd/0x310 [ 416.614571] ? vmpressure+0x271/0x340 [ 416.618381] ? do_raw_spin_trylock+0x270/0x270 [ 416.622973] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 416.628509] ? __cpuset_node_allowed+0x19b/0x660 [ 416.633269] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 416.638995] ? vmpressure+0x1a2/0x340 [ 416.642814] do_try_to_free_pages+0x3e7/0x1290 [ 416.647392] ? zap_class+0x640/0x640 [ 416.651124] ? shrink_node+0x16b0/0x16b0 [ 416.655186] ? __lock_is_held+0xb5/0x140 [ 416.659265] try_to_free_pages+0x4d0/0xb90 [ 416.663532] ? do_try_to_free_pages+0x1290/0x1290 [ 416.668387] ? lock_acquire+0x1ed/0x520 [ 416.672365] ? set_page_refcounted+0x280/0x280 [ 416.676963] ? lock_release+0xa00/0xa00 [ 416.680947] ? _raw_spin_unlock_irq+0x60/0x80 [ 416.685442] ? psi_memstall_enter+0x240/0x2b0 [ 416.689944] ? psi_memstall_tick+0x230/0x230 [ 416.694381] __alloc_pages_slowpath+0xa48/0x2de0 [ 416.699161] ? warn_alloc+0x120/0x120 [ 416.702963] ? mark_held_locks+0x130/0x130 [ 416.707206] ? find_get_entry+0xaae/0x1120 [ 416.711451] ? filemap_map_pages+0x1a20/0x1a20 [ 416.716040] ? zap_class+0x640/0x640 [ 416.719757] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.725294] ? check_preemption_disabled+0x48/0x280 [ 416.730331] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.735874] ? should_fail+0x22d/0xd01 [ 416.739768] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 416.744873] ? zap_class+0x640/0x640 [ 416.748615] ? __lock_is_held+0xb5/0x140 [ 416.752700] ? mark_held_locks+0x130/0x130 [ 416.756947] ? lock_release+0xa00/0xa00 [ 416.760924] ? perf_trace_sched_process_exec+0x860/0x860 [ 416.766416] ? xa_load+0x2ba/0x460 [ 416.769971] ? lock_downgrade+0x900/0x900 [ 416.774128] ? __might_sleep+0x95/0x190 [ 416.778109] __alloc_pages_nodemask+0xad8/0xea0 [ 416.782785] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 416.787798] ? __page_cache_alloc+0x191/0x5c0 [ 416.792338] ? xa_load+0x2e1/0x460 [ 416.795880] ? xa_clear_mark+0x40/0x40 [ 416.799774] ? zap_class+0x640/0x640 [ 416.803497] ? zap_class+0x640/0x640 [ 416.807214] ? zap_class+0x640/0x640 [ 416.810929] ? __do_page_cache_readahead+0x663/0x810 [ 416.816046] ? find_held_lock+0x36/0x1c0 [ 416.820112] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 416.825716] alloc_pages_current+0x173/0x350 [ 416.830131] __page_cache_alloc+0x38c/0x5c0 [ 416.834456] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 416.839415] ? kasan_check_read+0x11/0x20 [ 416.843561] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 416.848842] ? generic_perform_write+0x6a0/0x6a0 [ 416.853617] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.859156] ? check_preemption_disabled+0x48/0x280 [ 416.864183] filemap_fault+0x1595/0x25f0 [ 416.868264] ? __lock_page_or_retry+0xa00/0xa00 [ 416.872954] ? mark_held_locks+0x130/0x130 [ 416.877205] ? filemap_map_pages+0xd6b/0x1a20 [ 416.881715] ? lock_downgrade+0x900/0x900 [ 416.885883] ? check_preemption_disabled+0x48/0x280 [ 416.890905] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 416.895839] ? kasan_check_read+0x11/0x20 [ 416.899984] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 416.905275] ? rcu_softirq_qs+0x20/0x20 [ 416.909272] ? filemap_map_pages+0xd92/0x1a20 [ 416.913784] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.919329] ? find_get_entries_tag+0x1400/0x1400 [ 416.924199] ? __lock_acquire+0x62f/0x4c20 [ 416.928447] ? lock_acquire+0x1ed/0x520 [ 416.932455] ? ext4_filemap_fault+0x7a/0xad [ 416.936799] ? lock_release+0xa00/0xa00 [ 416.940775] ? perf_trace_sched_process_exec+0x860/0x860 [ 416.946245] ? print_usage_bug+0xc0/0xc0 [ 416.950309] ? print_usage_bug+0xc0/0xc0 [ 416.954381] ? down_read+0x8d/0x120 [ 416.958011] ? ext4_filemap_fault+0x7a/0xad [ 416.962332] ? __down_interruptible+0x700/0x700 [ 416.967016] ext4_filemap_fault+0x82/0xad [ 416.971169] __do_fault+0x100/0x6b0 [ 416.974819] ? pmd_devmap_trans_unstable+0x220/0x220 [ 416.979926] ? mark_held_locks+0x130/0x130 [ 416.984176] ? mark_held_locks+0x130/0x130 [ 416.988415] ? find_held_lock+0x36/0x1c0 [ 416.992483] ? find_held_lock+0x36/0x1c0 [ 416.996548] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.002093] __handle_mm_fault+0x3ea0/0x5be0 [ 417.006521] ? poll_select_copy_remaining+0x18c/0x6a0 [ 417.011719] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 417.016574] ? __might_fault+0x12b/0x1e0 [ 417.020637] ? lock_downgrade+0x900/0x900 [ 417.024798] ? zap_class+0x640/0x640 [ 417.028511] ? zap_class+0x640/0x640 [ 417.032234] ? find_held_lock+0x36/0x1c0 [ 417.036318] ? handle_mm_fault+0x42a/0xc70 [ 417.040570] ? lock_downgrade+0x900/0x900 [ 417.044720] ? check_preemption_disabled+0x48/0x280 [ 417.049971] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 417.054915] ? kasan_check_read+0x11/0x20 [ 417.059086] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 417.064364] ? rcu_softirq_qs+0x20/0x20 [ 417.068336] ? trace_hardirqs_off_caller+0x310/0x310 [ 417.073459] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.078999] ? check_preemption_disabled+0x48/0x280 [ 417.084025] handle_mm_fault+0x54f/0xc70 [ 417.088087] ? __handle_mm_fault+0x5be0/0x5be0 [ 417.092705] ? find_vma+0x34/0x190 [ 417.096271] __do_page_fault+0x5e8/0xe60 [ 417.100329] ? trace_hardirqs_off+0xb8/0x310 [ 417.104796] do_page_fault+0xf2/0x7e0 [ 417.108627] ? vmalloc_sync_all+0x30/0x30 [ 417.112778] ? error_entry+0x70/0xd0 [ 417.116860] ? trace_hardirqs_off_caller+0xbb/0x310 [ 417.121887] ? trace_hardirqs_on_caller+0xc0/0x310 [ 417.126831] ? syscall_return_slowpath+0x5e0/0x5e0 [ 417.131763] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 417.136607] ? trace_hardirqs_on_caller+0x310/0x310 [ 417.141621] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 417.147095] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 417.152117] ? prepare_exit_to_usermode+0x291/0x3b0 [ 417.157134] ? page_fault+0x8/0x30 [ 417.160680] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 417.165524] ? page_fault+0x8/0x30 [ 417.169065] page_fault+0x1e/0x30 [ 417.172530] RIP: 0033:0x7efe5ebdedd3 [ 417.176252] Code: Bad RIP value. [ 417.179626] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 417.185038] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 417.192317] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 417.199603] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 417.206871] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 417.214135] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 417.221444] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 417.221449] warn_alloc_show_mem: 1 callbacks suppressed [ 417.221456] Mem-Info: [ 417.228740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 417.234108] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 417.234108] active_file:14 inactive_file:10 isolated_file:0 [ 417.234108] unevictable:0 dirty:0 writeback:0 unstable:0 [ 417.234108] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 417.234108] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 417.234108] free:13762 free_pcp:570 free_cma:0 [ 417.236480] Call Trace: [ 417.245865] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 417.278705] [ 417.281279] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 417.308683] dump_stack+0x244/0x39d [ 417.310805] lowmem_reserve[]: 0 2818 6321 6321 [ 417.336906] ? dump_stack_print_info.cold.1+0x20/0x20 [ 417.340518] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 417.345108] warn_alloc.cold.116+0xb7/0x1bd [ 417.350277] lowmem_reserve[]: 0 0 3503 3503 [ 417.377953] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 417.382265] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 417.386578] ? lock_downgrade+0x900/0x900 [ 417.391399] lowmem_reserve[]: 0 0 0 0 [ 417.420372] ? trace_hardirqs_off+0xb8/0x310 [ 417.424492] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 417.428291] ? trace_hardirqs_off+0xb8/0x310 [ 417.432671] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 417.446190] __alloc_pages_slowpath+0x2651/0x2de0 [ 417.450573] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 417.465863] ? warn_alloc+0x120/0x120 [ 417.470676] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 417.485692] ? print_usage_bug+0xc0/0xc0 [ 417.489474] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 417.498297] ? warn_alloc+0x120/0x120 [ 417.502331] 268 total pagecache pages [ 417.510896] ? warn_alloc+0x120/0x120 [ 417.514675] 0 pages in swap cache [ 417.518462] ? print_usage_bug+0xc0/0xc0 [ 417.522238] Swap cache stats: add 0, delete 0, find 0/0 [ 417.525690] ? kvm_clock_read+0x18/0x30 [ 417.529725] Free swap = 0kB [ 417.535099] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 417.539045] Total swap = 0kB [ 417.542058] ? print_usage_bug+0xc0/0xc0 [ 417.547052] 1965979 pages RAM [ 417.550062] ? __lock_acquire+0x62f/0x4c20 [ 417.554097] 0 pages HighMem/MovableOnly [ 417.557213] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.561445] 342854 pages reserved [ 417.565414] ? should_fail+0x22d/0xd01 [ 417.570925] 0 pages cma reserved [ 417.574375] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 417.578297] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 417.581597] ? __lock_acquire+0x62f/0x4c20 [ 417.581616] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 417.581632] ? __lock_acquire+0x62f/0x4c20 [ 417.586786] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 417.593210] ? should_fail+0x22d/0xd01 [ 417.593233] ? mark_held_locks+0x130/0x130 [ 417.597440] init cpuset=/ mems_allowed=0 [ 417.602555] ? mark_held_locks+0x130/0x130 [ 417.632828] ? zap_class+0x640/0x640 [ 417.636541] ? print_usage_bug+0xc0/0xc0 [ 417.640608] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.646148] ? check_preemption_disabled+0x48/0x280 [ 417.651176] ? __lock_is_held+0xb5/0x140 [ 417.655256] __alloc_pages_nodemask+0xad8/0xea0 [ 417.659951] ? zap_class+0x640/0x640 [ 417.663722] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 417.668763] ? find_held_lock+0x36/0x1c0 [ 417.672835] ? ____cache_alloc_node+0x1c7/0x1e0 [ 417.677505] ? lock_downgrade+0x900/0x900 [ 417.681661] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.687202] cache_grow_begin+0xa5/0x8c0 [ 417.691265] ? do_raw_spin_unlock+0xa7/0x330 [ 417.695694] fallback_alloc+0x204/0x2e0 [ 417.699682] ____cache_alloc_node+0x1c7/0x1e0 [ 417.704192] kmem_cache_alloc_node+0xe3/0x730 [ 417.708690] ? ipv6_get_ifaddr+0x42e/0x620 [ 417.712953] __alloc_skb+0x119/0x770 [ 417.716703] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 417.721990] ? netdev_alloc_frag+0x1f0/0x1f0 [ 417.726414] ? lock_downgrade+0x900/0x900 [ 417.730569] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.736107] ? refcount_sub_and_test_checked+0x203/0x310 [ 417.741562] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 417.747014] ? addrconf_rs_timer+0x690/0x690 [ 417.751434] ndisc_alloc_skb+0x144/0x340 [ 417.755501] ndisc_send_rs+0x331/0x6e0 [ 417.759402] addrconf_rs_timer+0x314/0x690 [ 417.763660] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 417.767959] call_timer_fn+0x272/0x920 [ 417.771852] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 417.776089] ? process_timeout+0x40/0x40 [ 417.780156] ? __run_timers+0x7da/0xc70 [ 417.784133] ? _raw_spin_unlock_irq+0x27/0x80 [ 417.788627] ? _raw_spin_unlock_irq+0x27/0x80 [ 417.793121] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 417.797355] ? lockdep_hardirqs_on+0x296/0x5b0 [ 417.801951] ? trace_hardirqs_on+0xbd/0x310 [ 417.806273] ? kasan_check_read+0x11/0x20 [ 417.810417] ? __run_timers+0x7da/0xc70 [ 417.814398] ? trace_hardirqs_off_caller+0x310/0x310 [ 417.819531] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 417.823784] __run_timers+0x7e5/0xc70 [ 417.827592] ? timer_fixup_init+0x70/0x70 [ 417.831744] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 417.836760] ? zap_class+0x640/0x640 [ 417.840476] ? enqueue_hrtimer+0x1a5/0x560 [ 417.844719] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 417.849919] ? find_held_lock+0x36/0x1c0 [ 417.854004] ? zap_class+0x640/0x640 [ 417.857730] ? pvclock_read_flags+0x160/0x160 [ 417.862228] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.867769] ? check_preemption_disabled+0x48/0x280 [ 417.872809] ? __lock_is_held+0xb5/0x140 [ 417.876871] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.882423] ? check_preemption_disabled+0x48/0x280 [ 417.887458] run_timer_softirq+0x52/0xb0 [ 417.891521] ? rcu_read_lock_sched_held+0x14f/0x180 [ 417.896538] __do_softirq+0x308/0xb7e [ 417.900342] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 417.904836] ? lock_downgrade+0x900/0x900 [ 417.908993] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 417.914106] ? pvclock_read_flags+0x160/0x160 [ 417.918606] ? lapic_next_event+0x5a/0x90 [ 417.922786] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.928329] ? kvm_clock_read+0x18/0x30 [ 417.932303] ? kvm_sched_clock_read+0x9/0x20 [ 417.936721] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.942276] ? check_preemption_disabled+0x48/0x280 [ 417.947318] irq_exit+0x17f/0x1c0 [ 417.950770] smp_apic_timer_interrupt+0x1cb/0x760 [ 417.955622] ? smp_reschedule_interrupt+0x109/0x650 [ 417.960640] ? smp_call_function_single_interrupt+0x650/0x650 [ 417.966524] ? interrupt_entry+0xb5/0xc0 [ 417.970585] ? trace_hardirqs_off_caller+0xbb/0x310 [ 417.975602] ? trace_hardirqs_off_caller+0xbb/0x310 [ 417.980625] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 417.985598] ? trace_hardirqs_on_caller+0x310/0x310 [ 417.990614] ? trace_hardirqs_on_caller+0x310/0x310 [ 417.995629] ? task_prio+0x50/0x50 [ 417.999171] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.004712] ? check_preemption_disabled+0x48/0x280 [ 418.009741] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 418.014620] apic_timer_interrupt+0xf/0x20 [ 418.018846] [ 418.021086] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 418.026021] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 418.044922] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 418.052651] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 418.059915] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 418.067192] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 418.074456] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 418.081723] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 418.089059] skb_clone+0x1bb/0x500 [ 418.092603] ? finish_task_switch+0x663/0x910 [ 418.097099] ? skb_split+0x11e0/0x11e0 [ 418.100991] ? preempt_notifier_register+0x200/0x200 [ 418.106094] ? __switch_to_asm+0x34/0x70 [ 418.110158] ? __switch_to_asm+0x34/0x70 [ 418.114218] ? __switch_to_asm+0x40/0x70 [ 418.118771] ? __switch_to_asm+0x34/0x70 [ 418.122848] ? __switch_to_asm+0x40/0x70 [ 418.126907] ? __switch_to_asm+0x34/0x70 [ 418.130972] ? __switch_to_asm+0x40/0x70 [ 418.135035] ? __switch_to_asm+0x34/0x70 [ 418.139095] ? __switch_to_asm+0x34/0x70 [ 418.143154] ? __switch_to_asm+0x40/0x70 [ 418.147213] ? __switch_to_asm+0x34/0x70 [ 418.151282] bpf_clone_redirect+0xb9/0x490 [ 418.155518] ? __schedule+0x8d7/0x21d0 [ 418.159411] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 418.164446] ? __sched_text_start+0x8/0x8 [ 418.168598] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 418.173366] ? find_held_lock+0x36/0x1c0 [ 418.177473] ? lock_acquire+0x1ed/0x520 [ 418.181451] ? bpf_test_run+0x3cb/0x780 [ 418.185427] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.190984] ? check_preemption_disabled+0x48/0x280 [ 418.196022] ? kasan_check_read+0x11/0x20 [ 418.200184] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 418.205474] ? rcu_softirq_qs+0x20/0x20 [ 418.209450] ? preempt_schedule+0x4d/0x60 [ 418.213648] ? ___preempt_schedule+0x16/0x18 [ 418.218076] ? bpf_test_run+0x25d/0x780 [ 418.222060] ? netlink_diag_dump+0x2a0/0x2a0 [ 418.226486] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 418.232021] ? bpf_test_init.isra.10+0x70/0x100 [ 418.236734] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 418.241501] ? bpf_test_finish.isra.9+0x260/0x260 [ 418.246344] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 418.251882] ? fput+0x130/0x1a0 [ 418.255187] ? __bpf_prog_get+0x9b/0x290 [ 418.259277] ? bpf_test_finish.isra.9+0x260/0x260 [ 418.264129] ? bpf_prog_test_run+0x130/0x1a0 [ 418.268538] ? __x64_sys_bpf+0x3db/0x520 [ 418.272598] ? bpf_prog_get+0x20/0x20 [ 418.276423] ? do_syscall_64+0x1b9/0x820 [ 418.280487] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 418.285853] ? syscall_return_slowpath+0x5e0/0x5e0 [ 418.290800] ? trace_hardirqs_on_caller+0x310/0x310 [ 418.295821] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 418.300863] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 418.307538] ? __switch_to_asm+0x40/0x70 [ 418.311592] ? __switch_to_asm+0x34/0x70 [ 418.315659] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 418.320521] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 418.325913] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 418.325988] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 418.332156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 418.332161] Call Trace: [ 418.332167] [ 418.332184] dump_stack+0x244/0x39d [ 418.332210] ? dump_stack_print_info.cold.1+0x20/0x20 [ 418.338736] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 418.348046] warn_alloc.cold.116+0xb7/0x1bd [ 418.350603] syz-executor2 cpuset=syz2 mems_allowed=0 [ 418.352745] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 418.386219] ? lock_downgrade+0x900/0x900 [ 418.390388] ? trace_hardirqs_off+0xb8/0x310 [ 418.394806] ? trace_hardirqs_off+0xb8/0x310 [ 418.399227] __alloc_pages_slowpath+0x2651/0x2de0 [ 418.404101] ? warn_alloc+0x120/0x120 [ 418.407922] ? print_usage_bug+0xc0/0xc0 [ 418.412022] ? warn_alloc+0x120/0x120 [ 418.415840] ? warn_alloc+0x120/0x120 [ 418.419640] ? print_usage_bug+0xc0/0xc0 [ 418.423707] ? print_usage_bug+0xc0/0xc0 [ 418.427788] ? __lock_acquire+0x62f/0x4c20 [ 418.432049] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 418.437586] ? should_fail+0x22d/0xd01 [ 418.441479] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 418.446586] ? __lock_acquire+0x62f/0x4c20 [ 418.450825] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 418.455928] ? __lock_acquire+0x62f/0x4c20 [ 418.460174] ? should_fail+0x22d/0xd01 [ 418.464067] ? find_held_lock+0x36/0x1c0 [ 418.468136] ? mark_held_locks+0x130/0x130 [ 418.472376] ? mark_held_locks+0x130/0x130 [ 418.476611] ? zap_class+0x640/0x640 [ 418.480324] ? zap_class+0x640/0x640 [ 418.484045] ? print_usage_bug+0xc0/0xc0 [ 418.488102] ? do_raw_spin_unlock+0xa7/0x330 [ 418.492512] ? zap_class+0x640/0x640 [ 418.496244] ? print_usage_bug+0xc0/0xc0 [ 418.500301] ? wq_watchdog_touch+0x9c/0xfe [ 418.504539] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.510076] ? check_preemption_disabled+0x48/0x280 [ 418.515146] ? __lock_is_held+0xb5/0x140 [ 418.519236] __alloc_pages_nodemask+0xad8/0xea0 [ 418.523902] ? zap_class+0x640/0x640 [ 418.527647] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 418.532675] ? find_held_lock+0x36/0x1c0 [ 418.536761] ? ____cache_alloc_node+0x1c7/0x1e0 [ 418.541434] ? lock_downgrade+0x900/0x900 [ 418.545592] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.551132] cache_grow_begin+0xa5/0x8c0 [ 418.555201] ? do_raw_spin_unlock+0xa7/0x330 [ 418.559617] fallback_alloc+0x204/0x2e0 [ 418.563597] ____cache_alloc_node+0x1c7/0x1e0 [ 418.568098] kmem_cache_alloc_node+0xe3/0x730 [ 418.572613] ? ipv6_get_ifaddr+0x42e/0x620 [ 418.576862] __alloc_skb+0x119/0x770 [ 418.580580] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 418.585863] ? netdev_alloc_frag+0x1f0/0x1f0 [ 418.590270] ? lock_downgrade+0x900/0x900 [ 418.594439] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.599979] ? refcount_sub_and_test_checked+0x203/0x310 [ 418.605445] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 418.610899] ? addrconf_rs_timer+0x690/0x690 [ 418.615325] ndisc_alloc_skb+0x144/0x340 [ 418.619394] ndisc_send_rs+0x331/0x6e0 [ 418.623303] addrconf_rs_timer+0x314/0x690 [ 418.627543] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.631792] call_timer_fn+0x272/0x920 [ 418.635679] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.639945] ? process_timeout+0x40/0x40 [ 418.644043] ? mark_held_locks+0xc7/0x130 [ 418.648203] ? _raw_spin_unlock_irq+0x27/0x80 [ 418.652697] ? _raw_spin_unlock_irq+0x27/0x80 [ 418.657194] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.661437] ? lockdep_hardirqs_on+0x296/0x5b0 [ 418.666024] ? trace_hardirqs_on+0xbd/0x310 [ 418.670344] ? kasan_check_read+0x11/0x20 [ 418.674490] ? __run_timers+0x7da/0xc70 [ 418.678481] ? trace_hardirqs_off_caller+0x310/0x310 [ 418.683605] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.687843] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.692079] __run_timers+0x7e5/0xc70 [ 418.695894] ? timer_fixup_init+0x70/0x70 [ 418.700045] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 418.705061] ? zap_class+0x640/0x640 [ 418.708800] ? print_usage_bug+0xc0/0xc0 [ 418.712865] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 418.718063] ? find_held_lock+0x36/0x1c0 [ 418.722136] ? zap_class+0x640/0x640 [ 418.725858] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.731396] ? check_preemption_disabled+0x48/0x280 [ 418.736455] ? __lock_is_held+0xb5/0x140 [ 418.740530] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.746068] ? check_preemption_disabled+0x48/0x280 [ 418.751102] run_timer_softirq+0x52/0xb0 [ 418.755169] ? rcu_read_lock_sched_held+0x14f/0x180 [ 418.760190] __do_softirq+0x308/0xb7e [ 418.764002] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 418.768516] ? lock_downgrade+0x900/0x900 [ 418.772686] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 418.777801] ? pvclock_read_flags+0x160/0x160 [ 418.782300] ? lapic_next_event+0x5a/0x90 [ 418.786455] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.792013] ? kvm_clock_read+0x18/0x30 [ 418.795991] ? kvm_sched_clock_read+0x9/0x20 [ 418.800406] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.805969] ? check_preemption_disabled+0x48/0x280 [ 418.810993] irq_exit+0x17f/0x1c0 [ 418.814449] smp_apic_timer_interrupt+0x1cb/0x760 [ 418.819297] ? smp_call_function_single_interrupt+0x650/0x650 [ 418.825203] ? interrupt_entry+0xb5/0xc0 [ 418.829267] ? trace_hardirqs_off_caller+0xbb/0x310 [ 418.834314] ? trace_hardirqs_off_caller+0xbb/0x310 [ 418.839331] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 418.844178] ? trace_hardirqs_on_caller+0x310/0x310 [ 418.849203] ? trace_hardirqs_on_caller+0x310/0x310 [ 418.854245] ? task_prio+0x50/0x50 [ 418.857787] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.863325] ? check_preemption_disabled+0x48/0x280 [ 418.868366] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 418.873250] apic_timer_interrupt+0xf/0x20 [ 418.877483] [ 418.879723] RIP: 0010:check_memory_region+0x117/0x1b0 [ 418.884911] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 418.903826] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 418.911532] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 418.918793] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 418.926058] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 418.933340] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 418.940607] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 418.947904] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 418.953224] kasan_check_read+0x11/0x20 [ 418.957203] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 418.962312] ? rcu_softirq_qs+0x20/0x20 [ 418.966305] rcu_is_watching+0x10/0x30 [ 418.970214] page_evictable+0x3c0/0x540 [ 418.974194] ? kswapd_stop+0x100/0x100 [ 418.978109] ? trace_hardirqs_off_caller+0x310/0x310 [ 418.983242] ? perf_trace_sched_process_exec+0x860/0x860 [ 418.988718] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.994281] ? check_preemption_disabled+0x48/0x280 [ 418.999306] shrink_active_list+0x869/0x1f00 [ 419.003729] ? mark_held_locks+0xc7/0x130 [ 419.007887] ? shrink_inactive_list+0x1c60/0x1c60 [ 419.012731] ? trace_hardirqs_on+0xbd/0x310 [ 419.017053] ? find_held_lock+0x36/0x1c0 [ 419.021111] ? shrink_inactive_list+0xa4a/0x1c60 [ 419.025869] ? trace_hardirqs_off_caller+0x310/0x310 [ 419.030974] ? zap_class+0x640/0x640 [ 419.034705] ? print_usage_bug+0xc0/0xc0 [ 419.038786] ? __page_frag_cache_drain+0x210/0x210 [ 419.043713] ? print_usage_bug+0xc0/0xc0 [ 419.047782] ? mark_held_locks+0xc7/0x130 [ 419.051976] ? find_held_lock+0x36/0x1c0 [ 419.056045] ? zap_class+0x640/0x640 [ 419.059764] ? mark_held_locks+0xc7/0x130 [ 419.063918] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.069471] ? check_preemption_disabled+0x48/0x280 [ 419.074519] ? zap_class+0x640/0x640 [ 419.078236] ? __lock_is_held+0xb5/0x140 [ 419.082307] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.087845] ? check_preemption_disabled+0x48/0x280 [ 419.092871] ? __lock_is_held+0xb5/0x140 [ 419.096958] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 419.101976] ? inactive_list_is_low+0x305/0x880 [ 419.106658] ? lruvec_lru_size+0x450/0x450 [ 419.110893] ? kasan_check_read+0x11/0x20 [ 419.115052] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 419.120293] shrink_node_memcg+0x803/0x18f0 [ 419.124633] ? shrink_active_list+0x1f00/0x1f00 [ 419.129331] ? lock_downgrade+0x900/0x900 [ 419.133483] ? check_flush_dependency+0x410/0x410 [ 419.138332] ? kasan_check_read+0x11/0x20 [ 419.142496] ? do_raw_spin_unlock+0xa7/0x330 [ 419.146912] ? ___preempt_schedule+0x16/0x18 [ 419.151340] ? _raw_spin_unlock+0x3f/0x50 [ 419.155485] shrink_node+0x3bc/0x16b0 [ 419.159279] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 419.164583] ? shrink_node_memcg+0x18f0/0x18f0 [ 419.169165] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 419.173752] ? trace_hardirqs_on+0xbd/0x310 [ 419.178077] ? vmpressure+0x271/0x340 [ 419.181883] ? do_raw_spin_trylock+0x270/0x270 [ 419.186475] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 419.192012] ? __cpuset_node_allowed+0x19b/0x660 [ 419.196805] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 419.202516] ? vmpressure+0x1a2/0x340 [ 419.206383] do_try_to_free_pages+0x3e7/0x1290 [ 419.210999] ? zap_class+0x640/0x640 [ 419.214758] ? shrink_node+0x16b0/0x16b0 [ 419.218822] ? __lock_is_held+0xb5/0x140 [ 419.222898] try_to_free_pages+0x4d0/0xb90 [ 419.227135] ? do_try_to_free_pages+0x1290/0x1290 [ 419.232000] ? lock_acquire+0x1ed/0x520 [ 419.235972] ? set_page_refcounted+0x280/0x280 [ 419.240555] ? lock_release+0xa00/0xa00 [ 419.244539] ? _raw_spin_unlock_irq+0x60/0x80 [ 419.249051] ? psi_memstall_enter+0x240/0x2b0 [ 419.253564] ? psi_memstall_tick+0x230/0x230 [ 419.258011] __alloc_pages_slowpath+0xa48/0x2de0 [ 419.262796] ? warn_alloc+0x120/0x120 [ 419.266597] ? mark_held_locks+0x130/0x130 [ 419.270838] ? find_get_entry+0xaae/0x1120 [ 419.275089] ? filemap_map_pages+0x1a20/0x1a20 [ 419.279677] ? zap_class+0x640/0x640 [ 419.283415] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.288961] ? check_preemption_disabled+0x48/0x280 [ 419.293981] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.299515] ? should_fail+0x22d/0xd01 [ 419.303406] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 419.308511] ? zap_class+0x640/0x640 [ 419.312256] ? __lock_is_held+0xb5/0x140 [ 419.316326] ? mark_held_locks+0x130/0x130 [ 419.320566] ? lock_release+0xa00/0xa00 [ 419.324540] ? perf_trace_sched_process_exec+0x860/0x860 [ 419.329991] ? xa_load+0x2ba/0x460 [ 419.333534] ? lock_downgrade+0x900/0x900 [ 419.337716] ? __might_sleep+0x95/0x190 [ 419.341694] __alloc_pages_nodemask+0xad8/0xea0 [ 419.346373] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 419.351391] ? __page_cache_alloc+0x191/0x5c0 [ 419.355882] ? xa_load+0x2e1/0x460 [ 419.359426] ? xa_clear_mark+0x40/0x40 [ 419.363317] ? zap_class+0x640/0x640 [ 419.367040] ? zap_class+0x640/0x640 [ 419.370758] ? zap_class+0x640/0x640 [ 419.374471] ? __do_page_cache_readahead+0x663/0x810 [ 419.379579] ? find_held_lock+0x36/0x1c0 [ 419.383664] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 419.389215] alloc_pages_current+0x173/0x350 [ 419.393630] __page_cache_alloc+0x38c/0x5c0 [ 419.397961] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 419.402891] ? kasan_check_read+0x11/0x20 [ 419.407043] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 419.412322] ? generic_perform_write+0x6a0/0x6a0 [ 419.417081] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.422624] ? check_preemption_disabled+0x48/0x280 [ 419.427662] filemap_fault+0x1595/0x25f0 [ 419.431738] ? __lock_page_or_retry+0xa00/0xa00 [ 419.436410] ? mark_held_locks+0x130/0x130 [ 419.440674] ? filemap_map_pages+0xd6b/0x1a20 [ 419.445203] ? lock_downgrade+0x900/0x900 [ 419.449356] ? check_preemption_disabled+0x48/0x280 [ 419.454376] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 419.459333] ? kasan_check_read+0x11/0x20 [ 419.463497] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 419.468797] ? rcu_softirq_qs+0x20/0x20 [ 419.472803] ? filemap_map_pages+0xd92/0x1a20 [ 419.477304] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.482851] ? find_get_entries_tag+0x1400/0x1400 [ 419.487716] ? __lock_acquire+0x62f/0x4c20 [ 419.491983] ? lock_acquire+0x1ed/0x520 [ 419.495976] ? ext4_filemap_fault+0x7a/0xad [ 419.500308] ? lock_release+0xa00/0xa00 [ 419.504281] ? perf_trace_sched_process_exec+0x860/0x860 [ 419.509734] ? print_usage_bug+0xc0/0xc0 [ 419.513798] ? print_usage_bug+0xc0/0xc0 [ 419.517870] ? down_read+0x8d/0x120 [ 419.521498] ? ext4_filemap_fault+0x7a/0xad [ 419.525822] ? __down_interruptible+0x700/0x700 [ 419.530511] ext4_filemap_fault+0x82/0xad [ 419.534780] __do_fault+0x100/0x6b0 [ 419.538412] ? pmd_devmap_trans_unstable+0x220/0x220 [ 419.543539] ? mark_held_locks+0x130/0x130 [ 419.547782] ? mark_held_locks+0x130/0x130 [ 419.552016] ? find_held_lock+0x36/0x1c0 [ 419.556090] ? find_held_lock+0x36/0x1c0 [ 419.560152] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.565692] __handle_mm_fault+0x3ea0/0x5be0 [ 419.570100] ? poll_select_copy_remaining+0x18c/0x6a0 [ 419.575299] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 419.580166] ? __might_fault+0x12b/0x1e0 [ 419.584233] ? lock_downgrade+0x900/0x900 [ 419.588409] ? zap_class+0x640/0x640 [ 419.592139] ? zap_class+0x640/0x640 [ 419.595858] ? find_held_lock+0x36/0x1c0 [ 419.599926] ? handle_mm_fault+0x42a/0xc70 [ 419.604184] ? lock_downgrade+0x900/0x900 [ 419.608339] ? check_preemption_disabled+0x48/0x280 [ 419.613365] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 419.618297] ? kasan_check_read+0x11/0x20 [ 419.622444] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 419.627720] ? rcu_softirq_qs+0x20/0x20 [ 419.631716] ? trace_hardirqs_off_caller+0x310/0x310 [ 419.636820] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.642373] ? check_preemption_disabled+0x48/0x280 [ 419.647406] handle_mm_fault+0x54f/0xc70 [ 419.651471] ? __handle_mm_fault+0x5be0/0x5be0 [ 419.656061] ? find_vma+0x34/0x190 [ 419.659630] __do_page_fault+0x5e8/0xe60 [ 419.663709] ? trace_hardirqs_off+0xb8/0x310 [ 419.668128] do_page_fault+0xf2/0x7e0 [ 419.671968] ? vmalloc_sync_all+0x30/0x30 [ 419.676118] ? error_entry+0x70/0xd0 [ 419.679834] ? trace_hardirqs_off_caller+0xbb/0x310 [ 419.684847] ? trace_hardirqs_on_caller+0xc0/0x310 [ 419.689778] ? syscall_return_slowpath+0x5e0/0x5e0 [ 419.694708] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 419.699565] ? trace_hardirqs_on_caller+0x310/0x310 [ 419.704580] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 419.710031] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 419.715053] ? prepare_exit_to_usermode+0x291/0x3b0 [ 419.720070] ? page_fault+0x8/0x30 [ 419.723611] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 419.728488] ? page_fault+0x8/0x30 [ 419.732029] page_fault+0x1e/0x30 [ 419.735514] RIP: 0033:0x7efe5ebdedd3 [ 419.739253] Code: Bad RIP value. [ 419.742613] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 419.747973] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 419.755241] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 419.762511] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 419.769780] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 419.777046] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 419.784340] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 419.784345] warn_alloc_show_mem: 1 callbacks suppressed [ 419.784352] Mem-Info: [ 419.791641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 419.797025] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 419.797025] active_file:14 inactive_file:10 isolated_file:0 [ 419.797025] unevictable:0 dirty:0 writeback:0 unstable:0 [ 419.797025] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 419.797025] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 419.797025] free:13762 free_pcp:570 free_cma:0 [ 419.799438] Call Trace: [ 419.808859] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 419.841706] [ 419.844279] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 419.871704] dump_stack+0x244/0x39d [ 419.873832] lowmem_reserve[]: 0 2818 6321 6321 [ 419.899959] ? dump_stack_print_info.cold.1+0x20/0x20 [ 419.903569] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 419.908153] warn_alloc.cold.116+0xb7/0x1bd [ 419.913344] lowmem_reserve[]: 0 0 3503 3503 [ 419.941034] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 419.945353] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 419.949688] ? lock_downgrade+0x900/0x900 [ 419.954517] lowmem_reserve[]: 0 0 0 0 [ 419.983506] ? trace_hardirqs_off+0xb8/0x310 [ 419.987862] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 419.991663] ? trace_hardirqs_off+0xb8/0x310 [ 419.996045] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 420.009609] __alloc_pages_slowpath+0x2651/0x2de0 [ 420.014003] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 420.029281] ? warn_alloc+0x120/0x120 [ 420.034083] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 420.049073] ? print_usage_bug+0xc0/0xc0 [ 420.052867] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 420.061688] ? warn_alloc+0x120/0x120 [ 420.065727] 268 total pagecache pages [ 420.074308] ? warn_alloc+0x120/0x120 [ 420.078090] 0 pages in swap cache [ 420.081898] ? print_usage_bug+0xc0/0xc0 [ 420.085684] Swap cache stats: add 0, delete 0, find 0/0 [ 420.089166] ? print_usage_bug+0xc0/0xc0 [ 420.093204] Free swap = 0kB [ 420.098562] ? __lock_acquire+0x62f/0x4c20 [ 420.102597] Total swap = 0kB [ 420.105627] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.109834] 1965979 pages RAM [ 420.112850] ? should_fail+0x22d/0xd01 [ 420.118363] 0 pages HighMem/MovableOnly [ 420.121466] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 420.125327] 342854 pages reserved [ 420.129311] ? __lock_acquire+0x62f/0x4c20 [ 420.134392] 0 pages cma reserved [ 420.137838] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 420.142108] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 420.145401] ? __lock_acquire+0x62f/0x4c20 [ 420.145417] ? should_fail+0x22d/0xd01 [ 420.150588] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 420.157014] ? find_held_lock+0x36/0x1c0 [ 420.161225] init cpuset=/ mems_allowed=0 [ 420.165113] ? mark_held_locks+0x130/0x130 [ 420.187109] ? mark_held_locks+0x130/0x130 [ 420.191343] ? zap_class+0x640/0x640 [ 420.195058] ? zap_class+0x640/0x640 [ 420.198776] ? print_usage_bug+0xc0/0xc0 [ 420.202832] ? do_raw_spin_unlock+0xa7/0x330 [ 420.207259] ? zap_class+0x640/0x640 [ 420.210975] ? print_usage_bug+0xc0/0xc0 [ 420.215066] ? wq_watchdog_touch+0x9c/0xfe [ 420.219317] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.224856] ? check_preemption_disabled+0x48/0x280 [ 420.229891] ? __lock_is_held+0xb5/0x140 [ 420.233963] __alloc_pages_nodemask+0xad8/0xea0 [ 420.238641] ? zap_class+0x640/0x640 [ 420.242358] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 420.247396] ? find_held_lock+0x36/0x1c0 [ 420.251484] ? ____cache_alloc_node+0x1c7/0x1e0 [ 420.256169] ? lock_downgrade+0x900/0x900 [ 420.260334] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.265896] cache_grow_begin+0xa5/0x8c0 [ 420.269961] ? do_raw_spin_unlock+0xa7/0x330 [ 420.274378] fallback_alloc+0x204/0x2e0 [ 420.278358] ____cache_alloc_node+0x1c7/0x1e0 [ 420.282860] kmem_cache_alloc_node+0xe3/0x730 [ 420.287358] ? ipv6_get_ifaddr+0x42e/0x620 [ 420.291605] __alloc_skb+0x119/0x770 [ 420.295317] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 420.300598] ? netdev_alloc_frag+0x1f0/0x1f0 [ 420.305022] ? lock_downgrade+0x900/0x900 [ 420.309187] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.314730] ? refcount_sub_and_test_checked+0x203/0x310 [ 420.320191] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 420.325656] ? addrconf_rs_timer+0x690/0x690 [ 420.330082] ndisc_alloc_skb+0x144/0x340 [ 420.334166] ndisc_send_rs+0x331/0x6e0 [ 420.338076] addrconf_rs_timer+0x314/0x690 [ 420.342314] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.346571] call_timer_fn+0x272/0x920 [ 420.350455] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.354689] ? process_timeout+0x40/0x40 [ 420.358763] ? __run_timers+0x7da/0xc70 [ 420.362753] ? _raw_spin_unlock_irq+0x27/0x80 [ 420.367263] ? _raw_spin_unlock_irq+0x27/0x80 [ 420.371755] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.375991] ? lockdep_hardirqs_on+0x296/0x5b0 [ 420.380574] ? trace_hardirqs_on+0xbd/0x310 [ 420.384893] ? kasan_check_read+0x11/0x20 [ 420.389038] ? __run_timers+0x7da/0xc70 [ 420.393033] ? trace_hardirqs_off_caller+0x310/0x310 [ 420.398144] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.402384] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.406631] __run_timers+0x7e5/0xc70 [ 420.410445] ? timer_fixup_init+0x70/0x70 [ 420.414596] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 420.419612] ? zap_class+0x640/0x640 [ 420.423332] ? enqueue_hrtimer+0x1a5/0x560 [ 420.427569] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 420.432770] ? find_held_lock+0x36/0x1c0 [ 420.436838] ? zap_class+0x640/0x640 [ 420.440558] ? pvclock_read_flags+0x160/0x160 [ 420.445058] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.450599] ? check_preemption_disabled+0x48/0x280 [ 420.455626] ? __lock_is_held+0xb5/0x140 [ 420.459696] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.465256] ? check_preemption_disabled+0x48/0x280 [ 420.470289] run_timer_softirq+0x52/0xb0 [ 420.474351] ? rcu_read_lock_sched_held+0x14f/0x180 [ 420.479369] __do_softirq+0x308/0xb7e [ 420.483179] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 420.487675] ? lock_downgrade+0x900/0x900 [ 420.491830] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 420.496945] ? pvclock_read_flags+0x160/0x160 [ 420.501447] ? lapic_next_event+0x5a/0x90 [ 420.505597] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.511156] ? kvm_clock_read+0x18/0x30 [ 420.515132] ? kvm_sched_clock_read+0x9/0x20 [ 420.519546] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.525084] ? check_preemption_disabled+0x48/0x280 [ 420.530111] irq_exit+0x17f/0x1c0 [ 420.533566] smp_apic_timer_interrupt+0x1cb/0x760 [ 420.538433] ? smp_reschedule_interrupt+0x109/0x650 [ 420.543454] ? smp_call_function_single_interrupt+0x650/0x650 [ 420.549368] ? interrupt_entry+0xb5/0xc0 [ 420.553445] ? trace_hardirqs_off_caller+0xbb/0x310 [ 420.558461] ? trace_hardirqs_off_caller+0xbb/0x310 [ 420.563478] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 420.568324] ? trace_hardirqs_on_caller+0x310/0x310 [ 420.573359] ? trace_hardirqs_on_caller+0x310/0x310 [ 420.578375] ? task_prio+0x50/0x50 [ 420.581917] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.587464] ? check_preemption_disabled+0x48/0x280 [ 420.592487] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 420.597358] apic_timer_interrupt+0xf/0x20 [ 420.601590] [ 420.603827] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 420.608762] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 420.627672] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 420.635393] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 420.642680] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 420.649956] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 420.657241] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 420.664521] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 420.671829] skb_clone+0x1bb/0x500 [ 420.675389] ? finish_task_switch+0x663/0x910 [ 420.679883] ? skb_split+0x11e0/0x11e0 [ 420.683805] ? preempt_notifier_register+0x200/0x200 [ 420.688909] ? __switch_to_asm+0x34/0x70 [ 420.692979] ? __switch_to_asm+0x34/0x70 [ 420.697038] ? __switch_to_asm+0x40/0x70 [ 420.701102] ? __switch_to_asm+0x34/0x70 [ 420.705163] ? __switch_to_asm+0x40/0x70 [ 420.709224] ? __switch_to_asm+0x34/0x70 [ 420.713286] ? __switch_to_asm+0x40/0x70 [ 420.717347] ? __switch_to_asm+0x34/0x70 [ 420.721410] ? __switch_to_asm+0x34/0x70 [ 420.725470] ? __switch_to_asm+0x40/0x70 [ 420.729536] ? __switch_to_asm+0x34/0x70 [ 420.733630] bpf_clone_redirect+0xb9/0x490 [ 420.737899] ? __schedule+0x8d7/0x21d0 [ 420.741792] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 420.746810] ? __sched_text_start+0x8/0x8 [ 420.750972] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 420.755748] ? find_held_lock+0x36/0x1c0 [ 420.759822] ? lock_acquire+0x1ed/0x520 [ 420.763812] ? bpf_test_run+0x3cb/0x780 [ 420.767801] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.773340] ? check_preemption_disabled+0x48/0x280 [ 420.778365] ? kasan_check_read+0x11/0x20 [ 420.782518] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 420.787792] ? rcu_softirq_qs+0x20/0x20 [ 420.791772] ? preempt_schedule+0x4d/0x60 [ 420.795919] ? ___preempt_schedule+0x16/0x18 [ 420.800346] ? bpf_test_run+0x25d/0x780 [ 420.804331] ? netlink_diag_dump+0x2a0/0x2a0 [ 420.808757] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.814297] ? bpf_test_init.isra.10+0x70/0x100 [ 420.818978] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 420.823750] ? bpf_test_finish.isra.9+0x260/0x260 [ 420.828629] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 420.834167] ? fput+0x130/0x1a0 [ 420.837452] ? __bpf_prog_get+0x9b/0x290 [ 420.841519] ? bpf_test_finish.isra.9+0x260/0x260 [ 420.846362] ? bpf_prog_test_run+0x130/0x1a0 [ 420.850772] ? __x64_sys_bpf+0x3db/0x520 [ 420.854849] ? bpf_prog_get+0x20/0x20 [ 420.858673] ? do_syscall_64+0x1b9/0x820 [ 420.862736] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 420.868121] ? syscall_return_slowpath+0x5e0/0x5e0 [ 420.873059] ? trace_hardirqs_on_caller+0x310/0x310 [ 420.878076] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 420.883098] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 420.889770] ? __switch_to_asm+0x40/0x70 [ 420.893840] ? __switch_to_asm+0x34/0x70 [ 420.897910] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 420.902767] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 420.908146] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 420.908214] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 420.914380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 420.914385] Call Trace: [ 420.914392] [ 420.914409] dump_stack+0x244/0x39d [ 420.914428] ? dump_stack_print_info.cold.1+0x20/0x20 [ 420.921006] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 420.930281] warn_alloc.cold.116+0xb7/0x1bd [ 420.932869] syz-executor2 cpuset=syz2 mems_allowed=0 [ 420.935017] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 420.968594] ? lock_downgrade+0x900/0x900 [ 420.972753] ? trace_hardirqs_off+0xb8/0x310 [ 420.977171] ? trace_hardirqs_off+0xb8/0x310 [ 420.981596] __alloc_pages_slowpath+0x2651/0x2de0 [ 420.986469] ? warn_alloc+0x120/0x120 [ 420.990274] ? print_usage_bug+0xc0/0xc0 [ 420.994352] ? warn_alloc+0x120/0x120 [ 420.998190] ? warn_alloc+0x120/0x120 [ 421.001999] ? print_usage_bug+0xc0/0xc0 [ 421.006065] ? kvm_clock_read+0x18/0x30 [ 421.010041] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 421.015057] ? print_usage_bug+0xc0/0xc0 [ 421.019116] ? __lock_acquire+0x62f/0x4c20 [ 421.023360] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 421.028902] ? should_fail+0x22d/0xd01 [ 421.032786] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 421.038064] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 421.043171] ? __lock_acquire+0x62f/0x4c20 [ 421.047414] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 421.052521] ? __lock_acquire+0x62f/0x4c20 [ 421.056777] ? should_fail+0x22d/0xd01 [ 421.060679] ? rcu_irq_exit+0x1a2/0x390 [ 421.064691] ? mark_held_locks+0x130/0x130 [ 421.068932] ? mark_held_locks+0x130/0x130 [ 421.073209] ? mark_held_locks+0xc7/0x130 [ 421.077369] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 421.082387] ? zap_class+0x640/0x640 [ 421.086104] ? print_usage_bug+0xc0/0xc0 [ 421.090172] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.095726] ? check_preemption_disabled+0x48/0x280 [ 421.100751] ? __lock_is_held+0xb5/0x140 [ 421.104820] __alloc_pages_nodemask+0xad8/0xea0 [ 421.109490] ? zap_class+0x640/0x640 [ 421.113215] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 421.118529] ? find_held_lock+0x36/0x1c0 [ 421.122625] ? ____cache_alloc_node+0x1c7/0x1e0 [ 421.127299] ? lock_downgrade+0x900/0x900 [ 421.131456] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.137010] cache_grow_begin+0xa5/0x8c0 [ 421.141074] ? do_raw_spin_unlock+0xa7/0x330 [ 421.145492] fallback_alloc+0x204/0x2e0 [ 421.149474] ____cache_alloc_node+0x1c7/0x1e0 [ 421.153994] kmem_cache_alloc_node+0xe3/0x730 [ 421.158492] ? ipv6_get_ifaddr+0x42e/0x620 [ 421.162737] __alloc_skb+0x119/0x770 [ 421.166451] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 421.171756] ? netdev_alloc_frag+0x1f0/0x1f0 [ 421.176180] ? lock_downgrade+0x900/0x900 [ 421.180367] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.185915] ? refcount_sub_and_test_checked+0x203/0x310 [ 421.191386] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 421.196840] ? addrconf_rs_timer+0x690/0x690 [ 421.201264] ndisc_alloc_skb+0x144/0x340 [ 421.205349] ndisc_send_rs+0x331/0x6e0 [ 421.209244] addrconf_rs_timer+0x314/0x690 [ 421.213488] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 421.217733] call_timer_fn+0x272/0x920 [ 421.221624] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 421.225860] ? process_timeout+0x40/0x40 [ 421.229932] ? mark_held_locks+0xc7/0x130 [ 421.234092] ? _raw_spin_unlock_irq+0x27/0x80 [ 421.238591] ? _raw_spin_unlock_irq+0x27/0x80 [ 421.243087] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 421.247323] ? lockdep_hardirqs_on+0x296/0x5b0 [ 421.251908] ? trace_hardirqs_on+0xbd/0x310 [ 421.256237] ? kasan_check_read+0x11/0x20 [ 421.260381] ? __run_timers+0x7da/0xc70 [ 421.264369] ? trace_hardirqs_off_caller+0x310/0x310 [ 421.269475] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 421.273727] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 421.277966] __run_timers+0x7e5/0xc70 [ 421.281777] ? timer_fixup_init+0x70/0x70 [ 421.285928] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 421.290963] ? zap_class+0x640/0x640 [ 421.294686] ? print_usage_bug+0xc0/0xc0 [ 421.298753] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 421.303960] ? find_held_lock+0x36/0x1c0 [ 421.308030] ? zap_class+0x640/0x640 [ 421.311748] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.317291] ? check_preemption_disabled+0x48/0x280 [ 421.322319] ? __lock_is_held+0xb5/0x140 [ 421.326384] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.331926] ? check_preemption_disabled+0x48/0x280 [ 421.336962] run_timer_softirq+0x52/0xb0 [ 421.341026] ? rcu_read_lock_sched_held+0x14f/0x180 [ 421.346048] __do_softirq+0x308/0xb7e [ 421.349854] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 421.354349] ? lock_downgrade+0x900/0x900 [ 421.358506] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 421.363618] ? pvclock_read_flags+0x160/0x160 [ 421.368120] ? lapic_next_event+0x5a/0x90 [ 421.372270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.377813] ? kvm_clock_read+0x18/0x30 [ 421.381788] ? kvm_sched_clock_read+0x9/0x20 [ 421.386223] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.391794] ? check_preemption_disabled+0x48/0x280 [ 421.396822] irq_exit+0x17f/0x1c0 [ 421.400278] smp_apic_timer_interrupt+0x1cb/0x760 [ 421.405129] ? smp_call_function_single_interrupt+0x650/0x650 [ 421.411013] ? interrupt_entry+0xb5/0xc0 [ 421.415082] ? trace_hardirqs_off_caller+0xbb/0x310 [ 421.420110] ? trace_hardirqs_off_caller+0xbb/0x310 [ 421.425149] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 421.429999] ? trace_hardirqs_on_caller+0x310/0x310 [ 421.435014] ? trace_hardirqs_on_caller+0x310/0x310 [ 421.440032] ? task_prio+0x50/0x50 [ 421.443574] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.449111] ? check_preemption_disabled+0x48/0x280 [ 421.454142] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 421.458994] apic_timer_interrupt+0xf/0x20 [ 421.463223] [ 421.465469] RIP: 0010:check_memory_region+0x117/0x1b0 [ 421.470675] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 421.489580] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 421.497296] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 421.504574] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 421.511857] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 421.519121] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 421.526385] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 421.533667] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 421.538971] kasan_check_read+0x11/0x20 [ 421.542956] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 421.548064] ? rcu_softirq_qs+0x20/0x20 [ 421.552046] rcu_is_watching+0x10/0x30 [ 421.555945] page_evictable+0x3c0/0x540 [ 421.559923] ? kswapd_stop+0x100/0x100 [ 421.563825] ? trace_hardirqs_off_caller+0x310/0x310 [ 421.568930] ? perf_trace_sched_process_exec+0x860/0x860 [ 421.574399] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.579968] ? check_preemption_disabled+0x48/0x280 [ 421.584994] shrink_active_list+0x869/0x1f00 [ 421.589414] ? mark_held_locks+0xc7/0x130 [ 421.593571] ? shrink_inactive_list+0x1c60/0x1c60 [ 421.598414] ? trace_hardirqs_on+0xbd/0x310 [ 421.602738] ? find_held_lock+0x36/0x1c0 [ 421.606796] ? shrink_inactive_list+0xa4a/0x1c60 [ 421.611551] ? trace_hardirqs_off_caller+0x310/0x310 [ 421.616662] ? zap_class+0x640/0x640 [ 421.620379] ? print_usage_bug+0xc0/0xc0 [ 421.624463] ? __page_frag_cache_drain+0x210/0x210 [ 421.629395] ? print_usage_bug+0xc0/0xc0 [ 421.633459] ? mark_held_locks+0xc7/0x130 [ 421.637616] ? find_held_lock+0x36/0x1c0 [ 421.641724] ? zap_class+0x640/0x640 [ 421.645442] ? mark_held_locks+0xc7/0x130 [ 421.649592] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.655132] ? check_preemption_disabled+0x48/0x280 [ 421.660157] ? zap_class+0x640/0x640 [ 421.663897] ? __lock_is_held+0xb5/0x140 [ 421.667968] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.673506] ? check_preemption_disabled+0x48/0x280 [ 421.678538] ? __lock_is_held+0xb5/0x140 [ 421.682630] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 421.687695] ? inactive_list_is_low+0x305/0x880 [ 421.692369] ? lruvec_lru_size+0x450/0x450 [ 421.696603] ? kasan_check_read+0x11/0x20 [ 421.700765] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 421.705706] shrink_node_memcg+0x803/0x18f0 [ 421.710045] ? shrink_active_list+0x1f00/0x1f00 [ 421.714722] ? lock_downgrade+0x900/0x900 [ 421.718911] ? check_flush_dependency+0x410/0x410 [ 421.723767] ? kasan_check_read+0x11/0x20 [ 421.727915] ? do_raw_spin_unlock+0xa7/0x330 [ 421.732336] ? ___preempt_schedule+0x16/0x18 [ 421.736766] ? _raw_spin_unlock+0x3f/0x50 [ 421.740949] shrink_node+0x3bc/0x16b0 [ 421.744757] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 421.750061] ? shrink_node_memcg+0x18f0/0x18f0 [ 421.754644] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 421.759234] ? trace_hardirqs_on+0xbd/0x310 [ 421.763586] ? vmpressure+0x271/0x340 [ 421.767390] ? do_raw_spin_trylock+0x270/0x270 [ 421.772010] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 421.777551] ? __cpuset_node_allowed+0x19b/0x660 [ 421.782317] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 421.788026] ? vmpressure+0x1a2/0x340 [ 421.791849] do_try_to_free_pages+0x3e7/0x1290 [ 421.796449] ? zap_class+0x640/0x640 [ 421.800178] ? shrink_node+0x16b0/0x16b0 [ 421.804246] ? __lock_is_held+0xb5/0x140 [ 421.808320] try_to_free_pages+0x4d0/0xb90 [ 421.812560] ? do_try_to_free_pages+0x1290/0x1290 [ 421.817428] ? lock_acquire+0x1ed/0x520 [ 421.821401] ? set_page_refcounted+0x280/0x280 [ 421.825991] ? lock_release+0xa00/0xa00 [ 421.829973] ? _raw_spin_unlock_irq+0x60/0x80 [ 421.834469] ? psi_memstall_enter+0x240/0x2b0 [ 421.838974] ? psi_memstall_tick+0x230/0x230 [ 421.843428] __alloc_pages_slowpath+0xa48/0x2de0 [ 421.848219] ? warn_alloc+0x120/0x120 [ 421.852022] ? mark_held_locks+0x130/0x130 [ 421.856265] ? find_get_entry+0xaae/0x1120 [ 421.860511] ? filemap_map_pages+0x1a20/0x1a20 [ 421.865101] ? zap_class+0x640/0x640 [ 421.868828] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.874383] ? check_preemption_disabled+0x48/0x280 [ 421.879395] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 421.884953] ? should_fail+0x22d/0xd01 [ 421.888861] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 421.893971] ? zap_class+0x640/0x640 [ 421.897713] ? __lock_is_held+0xb5/0x140 [ 421.901783] ? mark_held_locks+0x130/0x130 [ 421.906021] ? lock_release+0xa00/0xa00 [ 421.909997] ? perf_trace_sched_process_exec+0x860/0x860 [ 421.915463] ? xa_load+0x2ba/0x460 [ 421.919022] ? lock_downgrade+0x900/0x900 [ 421.923178] ? __might_sleep+0x95/0x190 [ 421.927164] __alloc_pages_nodemask+0xad8/0xea0 [ 421.931839] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 421.936869] ? __page_cache_alloc+0x191/0x5c0 [ 421.941406] ? xa_load+0x2e1/0x460 [ 421.944981] ? xa_clear_mark+0x40/0x40 [ 421.948874] ? zap_class+0x640/0x640 [ 421.952598] ? zap_class+0x640/0x640 [ 421.956313] ? zap_class+0x640/0x640 [ 421.960032] ? __do_page_cache_readahead+0x663/0x810 [ 421.965146] ? find_held_lock+0x36/0x1c0 [ 421.969219] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 421.974765] alloc_pages_current+0x173/0x350 [ 421.979195] __page_cache_alloc+0x38c/0x5c0 [ 421.983534] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 421.988737] ? kasan_check_read+0x11/0x20 [ 421.992884] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 421.998170] ? generic_perform_write+0x6a0/0x6a0 [ 422.002933] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.008483] ? check_preemption_disabled+0x48/0x280 [ 422.013523] filemap_fault+0x1595/0x25f0 [ 422.017624] ? __lock_page_or_retry+0xa00/0xa00 [ 422.022293] ? mark_held_locks+0x130/0x130 [ 422.026538] ? filemap_map_pages+0xd6b/0x1a20 [ 422.031036] ? lock_downgrade+0x900/0x900 [ 422.035224] ? check_preemption_disabled+0x48/0x280 [ 422.040245] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 422.045217] ? kasan_check_read+0x11/0x20 [ 422.049383] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 422.054661] ? rcu_softirq_qs+0x20/0x20 [ 422.058650] ? filemap_map_pages+0xd92/0x1a20 [ 422.063154] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.068700] ? find_get_entries_tag+0x1400/0x1400 [ 422.073550] ? __lock_acquire+0x62f/0x4c20 [ 422.077795] ? lock_acquire+0x1ed/0x520 [ 422.081769] ? ext4_filemap_fault+0x7a/0xad [ 422.086101] ? lock_release+0xa00/0xa00 [ 422.090076] ? perf_trace_sched_process_exec+0x860/0x860 [ 422.095531] ? print_usage_bug+0xc0/0xc0 [ 422.099623] ? print_usage_bug+0xc0/0xc0 [ 422.103707] ? down_read+0x8d/0x120 [ 422.107335] ? ext4_filemap_fault+0x7a/0xad [ 422.111655] ? __down_interruptible+0x700/0x700 [ 422.116337] ext4_filemap_fault+0x82/0xad [ 422.120490] __do_fault+0x100/0x6b0 [ 422.124130] ? pmd_devmap_trans_unstable+0x220/0x220 [ 422.129237] ? mark_held_locks+0x130/0x130 [ 422.133476] ? mark_held_locks+0x130/0x130 [ 422.137711] ? find_held_lock+0x36/0x1c0 [ 422.141783] ? find_held_lock+0x36/0x1c0 [ 422.145880] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.151423] __handle_mm_fault+0x3ea0/0x5be0 [ 422.155833] ? poll_select_copy_remaining+0x18c/0x6a0 [ 422.161032] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 422.165883] ? __might_fault+0x12b/0x1e0 [ 422.169964] ? lock_downgrade+0x900/0x900 [ 422.174125] ? zap_class+0x640/0x640 [ 422.177839] ? zap_class+0x640/0x640 [ 422.181563] ? find_held_lock+0x36/0x1c0 [ 422.185633] ? handle_mm_fault+0x42a/0xc70 [ 422.189871] ? lock_downgrade+0x900/0x900 [ 422.194022] ? check_preemption_disabled+0x48/0x280 [ 422.199043] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 422.203975] ? kasan_check_read+0x11/0x20 [ 422.208125] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 422.213408] ? rcu_softirq_qs+0x20/0x20 [ 422.217384] ? trace_hardirqs_off_caller+0x310/0x310 [ 422.222491] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.228036] ? check_preemption_disabled+0x48/0x280 [ 422.233063] handle_mm_fault+0x54f/0xc70 [ 422.237149] ? __handle_mm_fault+0x5be0/0x5be0 [ 422.241740] ? find_vma+0x34/0x190 [ 422.245288] __do_page_fault+0x5e8/0xe60 [ 422.249352] ? trace_hardirqs_off+0xb8/0x310 [ 422.253772] do_page_fault+0xf2/0x7e0 [ 422.257577] ? vmalloc_sync_all+0x30/0x30 [ 422.261727] ? error_entry+0x70/0xd0 [ 422.265443] ? trace_hardirqs_off_caller+0xbb/0x310 [ 422.270473] ? trace_hardirqs_on_caller+0xc0/0x310 [ 422.275406] ? syscall_return_slowpath+0x5e0/0x5e0 [ 422.280369] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 422.285218] ? trace_hardirqs_on_caller+0x310/0x310 [ 422.290238] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 422.295691] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 422.300726] ? prepare_exit_to_usermode+0x291/0x3b0 [ 422.305754] ? page_fault+0x8/0x30 [ 422.309301] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 422.314147] ? page_fault+0x8/0x30 [ 422.317698] page_fault+0x1e/0x30 [ 422.321151] RIP: 0033:0x7efe5ebdedd3 [ 422.324879] Code: Bad RIP value. [ 422.328240] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 422.333601] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 422.340868] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 422.348166] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 422.355447] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 422.362713] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 422.370021] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 422.370026] warn_alloc_show_mem: 1 callbacks suppressed [ 422.370033] Mem-Info: [ 422.377306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 422.382677] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 422.382677] active_file:14 inactive_file:10 isolated_file:0 [ 422.382677] unevictable:0 dirty:0 writeback:0 unstable:0 [ 422.382677] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 422.382677] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 422.382677] free:13762 free_pcp:570 free_cma:0 [ 422.385053] Call Trace: [ 422.394437] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 422.427278] [ 422.429850] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 422.457261] dump_stack+0x244/0x39d [ 422.459387] lowmem_reserve[]: 0 2818 6321 6321 [ 422.485514] ? dump_stack_print_info.cold.1+0x20/0x20 [ 422.489116] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 422.493698] warn_alloc.cold.116+0xb7/0x1bd [ 422.498852] lowmem_reserve[]: 0 0 3503 3503 [ 422.526642] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 422.530936] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 422.535256] ? lock_downgrade+0x900/0x900 [ 422.540071] lowmem_reserve[]: 0 0 0 0 [ 422.569049] ? trace_hardirqs_off+0xb8/0x310 [ 422.573171] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 422.576976] ? trace_hardirqs_off+0xb8/0x310 [ 422.581362] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 422.594898] __alloc_pages_slowpath+0x2651/0x2de0 [ 422.599276] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 422.614566] ? warn_alloc+0x120/0x120 [ 422.619368] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 422.634353] ? print_usage_bug+0xc0/0xc0 [ 422.638135] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 422.646966] ? warn_alloc+0x120/0x120 [ 422.651010] 268 total pagecache pages [ 422.659577] ? warn_alloc+0x120/0x120 [ 422.663361] 0 pages in swap cache [ 422.667150] ? print_usage_bug+0xc0/0xc0 [ 422.670932] Swap cache stats: add 0, delete 0, find 0/0 [ 422.674380] ? kvm_clock_read+0x18/0x30 [ 422.678433] Free swap = 0kB [ 422.683793] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 422.687741] Total swap = 0kB [ 422.690752] ? print_usage_bug+0xc0/0xc0 [ 422.695744] 1965979 pages RAM [ 422.698777] ? __lock_acquire+0x62f/0x4c20 [ 422.702830] 0 pages HighMem/MovableOnly [ 422.705928] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.710143] 342854 pages reserved [ 422.714111] ? should_fail+0x22d/0xd01 [ 422.719625] 0 pages cma reserved [ 422.723069] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 422.727021] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 422.730313] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 422.730328] ? __lock_acquire+0x62f/0x4c20 [ 422.730345] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 422.735655] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 422.742084] ? __lock_acquire+0x62f/0x4c20 [ 422.747163] init cpuset=/ mems_allowed=0 [ 422.751396] ? should_fail+0x22d/0xd01 [ 422.778298] ? rcu_irq_exit+0x1a2/0x390 [ 422.782286] ? mark_held_locks+0x130/0x130 [ 422.786529] ? mark_held_locks+0x130/0x130 [ 422.790774] ? mark_held_locks+0xc7/0x130 [ 422.794922] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 422.799958] ? zap_class+0x640/0x640 [ 422.803689] ? print_usage_bug+0xc0/0xc0 [ 422.807771] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.813322] ? check_preemption_disabled+0x48/0x280 [ 422.818400] ? __lock_is_held+0xb5/0x140 [ 422.822483] __alloc_pages_nodemask+0xad8/0xea0 [ 422.827296] ? zap_class+0x640/0x640 [ 422.831103] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 422.836162] ? find_held_lock+0x36/0x1c0 [ 422.840241] ? ____cache_alloc_node+0x1c7/0x1e0 [ 422.844929] ? lock_downgrade+0x900/0x900 [ 422.849145] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.854691] cache_grow_begin+0xa5/0x8c0 [ 422.858759] ? do_raw_spin_unlock+0xa7/0x330 [ 422.863175] fallback_alloc+0x204/0x2e0 [ 422.867160] ____cache_alloc_node+0x1c7/0x1e0 [ 422.871687] kmem_cache_alloc_node+0xe3/0x730 [ 422.876193] ? ipv6_get_ifaddr+0x42e/0x620 [ 422.880443] __alloc_skb+0x119/0x770 [ 422.884157] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 422.889442] ? netdev_alloc_frag+0x1f0/0x1f0 [ 422.893852] ? lock_downgrade+0x900/0x900 [ 422.898012] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.903553] ? refcount_sub_and_test_checked+0x203/0x310 [ 422.909006] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 422.914460] ? addrconf_rs_timer+0x690/0x690 [ 422.918882] ndisc_alloc_skb+0x144/0x340 [ 422.922957] ndisc_send_rs+0x331/0x6e0 [ 422.926865] addrconf_rs_timer+0x314/0x690 [ 422.931127] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 422.935376] call_timer_fn+0x272/0x920 [ 422.939293] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 422.943542] ? process_timeout+0x40/0x40 [ 422.947614] ? __run_timers+0x7da/0xc70 [ 422.951592] ? _raw_spin_unlock_irq+0x27/0x80 [ 422.956089] ? _raw_spin_unlock_irq+0x27/0x80 [ 422.960582] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 422.964816] ? lockdep_hardirqs_on+0x296/0x5b0 [ 422.969401] ? trace_hardirqs_on+0xbd/0x310 [ 422.973726] ? kasan_check_read+0x11/0x20 [ 422.977876] ? __run_timers+0x7da/0xc70 [ 422.981865] ? trace_hardirqs_off_caller+0x310/0x310 [ 422.986983] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 422.991232] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 422.995468] __run_timers+0x7e5/0xc70 [ 422.999294] ? timer_fixup_init+0x70/0x70 [ 423.003448] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 423.008484] ? zap_class+0x640/0x640 [ 423.012216] ? enqueue_hrtimer+0x1a5/0x560 [ 423.016454] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 423.021654] ? find_held_lock+0x36/0x1c0 [ 423.025725] ? zap_class+0x640/0x640 [ 423.029442] ? pvclock_read_flags+0x160/0x160 [ 423.033976] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.039520] ? check_preemption_disabled+0x48/0x280 [ 423.044575] ? __lock_is_held+0xb5/0x140 [ 423.048654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.054194] ? check_preemption_disabled+0x48/0x280 [ 423.059215] run_timer_softirq+0x52/0xb0 [ 423.063279] ? rcu_read_lock_sched_held+0x14f/0x180 [ 423.068298] __do_softirq+0x308/0xb7e [ 423.072103] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 423.076598] ? lock_downgrade+0x900/0x900 [ 423.080750] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 423.085876] ? pvclock_read_flags+0x160/0x160 [ 423.090374] ? lapic_next_event+0x5a/0x90 [ 423.094537] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.100096] ? kvm_clock_read+0x18/0x30 [ 423.104072] ? kvm_sched_clock_read+0x9/0x20 [ 423.108482] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.114034] ? check_preemption_disabled+0x48/0x280 [ 423.119555] irq_exit+0x17f/0x1c0 [ 423.123016] smp_apic_timer_interrupt+0x1cb/0x760 [ 423.127877] ? smp_reschedule_interrupt+0x109/0x650 [ 423.132895] ? smp_call_function_single_interrupt+0x650/0x650 [ 423.138780] ? interrupt_entry+0xb5/0xc0 [ 423.142840] ? trace_hardirqs_off_caller+0xbb/0x310 [ 423.147873] ? trace_hardirqs_off_caller+0xbb/0x310 [ 423.152902] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 423.158280] ? trace_hardirqs_on_caller+0x310/0x310 [ 423.163310] ? trace_hardirqs_on_caller+0x310/0x310 [ 423.168345] ? task_prio+0x50/0x50 [ 423.171888] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.177426] ? check_preemption_disabled+0x48/0x280 [ 423.182479] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 423.187333] apic_timer_interrupt+0xf/0x20 [ 423.191596] [ 423.193852] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 423.198781] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 423.217676] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 423.225389] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 423.232654] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 423.239935] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 423.247218] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 423.254486] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 423.261788] skb_clone+0x1bb/0x500 [ 423.265326] ? finish_task_switch+0x663/0x910 [ 423.269819] ? skb_split+0x11e0/0x11e0 [ 423.273713] ? preempt_notifier_register+0x200/0x200 [ 423.278814] ? __switch_to_asm+0x34/0x70 [ 423.282895] ? __switch_to_asm+0x34/0x70 [ 423.287005] ? __switch_to_asm+0x40/0x70 [ 423.291068] ? __switch_to_asm+0x34/0x70 [ 423.295128] ? __switch_to_asm+0x40/0x70 [ 423.299191] ? __switch_to_asm+0x34/0x70 [ 423.303283] ? __switch_to_asm+0x40/0x70 [ 423.307342] ? __switch_to_asm+0x34/0x70 [ 423.311402] ? __switch_to_asm+0x34/0x70 [ 423.315521] ? __switch_to_asm+0x40/0x70 [ 423.319580] ? __switch_to_asm+0x34/0x70 [ 423.323645] bpf_clone_redirect+0xb9/0x490 [ 423.327883] ? __schedule+0x8d7/0x21d0 [ 423.331778] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 423.336796] ? __sched_text_start+0x8/0x8 [ 423.340954] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 423.345742] ? find_held_lock+0x36/0x1c0 [ 423.349815] ? lock_acquire+0x1ed/0x520 [ 423.353796] ? bpf_test_run+0x3cb/0x780 [ 423.357773] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.363326] ? check_preemption_disabled+0x48/0x280 [ 423.368348] ? kasan_check_read+0x11/0x20 [ 423.372499] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 423.377774] ? rcu_softirq_qs+0x20/0x20 [ 423.381772] ? preempt_schedule+0x4d/0x60 [ 423.385921] ? ___preempt_schedule+0x16/0x18 [ 423.390358] ? bpf_test_run+0x25d/0x780 [ 423.394359] ? netlink_diag_dump+0x2a0/0x2a0 [ 423.398773] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.404309] ? bpf_test_init.isra.10+0x70/0x100 [ 423.409001] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 423.413770] ? bpf_test_finish.isra.9+0x260/0x260 [ 423.418615] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 423.424151] ? fput+0x130/0x1a0 [ 423.427457] ? __bpf_prog_get+0x9b/0x290 [ 423.431539] ? bpf_test_finish.isra.9+0x260/0x260 [ 423.436384] ? bpf_prog_test_run+0x130/0x1a0 [ 423.440811] ? __x64_sys_bpf+0x3db/0x520 [ 423.444882] ? bpf_prog_get+0x20/0x20 [ 423.448707] ? do_syscall_64+0x1b9/0x820 [ 423.452766] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 423.458130] ? syscall_return_slowpath+0x5e0/0x5e0 [ 423.463063] ? trace_hardirqs_on_caller+0x310/0x310 [ 423.468103] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 423.473120] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 423.479785] ? __switch_to_asm+0x40/0x70 [ 423.483848] ? __switch_to_asm+0x34/0x70 [ 423.487916] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 423.492805] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 423.498217] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 423.498290] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 423.504451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 423.504457] Call Trace: [ 423.504462] [ 423.504480] dump_stack+0x244/0x39d [ 423.504500] ? dump_stack_print_info.cold.1+0x20/0x20 [ 423.511074] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 423.520330] warn_alloc.cold.116+0xb7/0x1bd [ 423.522886] syz-executor2 cpuset=syz2 mems_allowed=0 [ 423.525030] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 423.558501] ? lock_downgrade+0x900/0x900 [ 423.562673] ? trace_hardirqs_off+0xb8/0x310 [ 423.567091] ? trace_hardirqs_off+0xb8/0x310 [ 423.571510] __alloc_pages_slowpath+0x2651/0x2de0 [ 423.576383] ? warn_alloc+0x120/0x120 [ 423.580187] ? print_usage_bug+0xc0/0xc0 [ 423.584256] ? warn_alloc+0x120/0x120 [ 423.588062] ? warn_alloc+0x120/0x120 [ 423.591869] ? print_usage_bug+0xc0/0xc0 [ 423.595936] ? print_usage_bug+0xc0/0xc0 [ 423.600007] ? __lock_acquire+0x62f/0x4c20 [ 423.604251] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.609806] ? should_fail+0x22d/0xd01 [ 423.613698] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 423.618815] ? __lock_acquire+0x62f/0x4c20 [ 423.623053] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 423.628159] ? __lock_acquire+0x62f/0x4c20 [ 423.632389] ? should_fail+0x22d/0xd01 [ 423.636296] ? find_held_lock+0x36/0x1c0 [ 423.640391] ? mark_held_locks+0x130/0x130 [ 423.644657] ? mark_held_locks+0x130/0x130 [ 423.648906] ? zap_class+0x640/0x640 [ 423.652632] ? zap_class+0x640/0x640 [ 423.656352] ? print_usage_bug+0xc0/0xc0 [ 423.660412] ? do_raw_spin_unlock+0xa7/0x330 [ 423.664823] ? zap_class+0x640/0x640 [ 423.668536] ? print_usage_bug+0xc0/0xc0 [ 423.672596] ? wq_watchdog_touch+0x9c/0xfe [ 423.676832] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.682374] ? check_preemption_disabled+0x48/0x280 [ 423.687398] ? __lock_is_held+0xb5/0x140 [ 423.691463] __alloc_pages_nodemask+0xad8/0xea0 [ 423.696129] ? zap_class+0x640/0x640 [ 423.699851] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 423.704878] ? find_held_lock+0x36/0x1c0 [ 423.708955] ? ____cache_alloc_node+0x1c7/0x1e0 [ 423.713627] ? lock_downgrade+0x900/0x900 [ 423.717783] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.723341] cache_grow_begin+0xa5/0x8c0 [ 423.727415] ? do_raw_spin_unlock+0xa7/0x330 [ 423.731830] fallback_alloc+0x204/0x2e0 [ 423.735818] ____cache_alloc_node+0x1c7/0x1e0 [ 423.740328] kmem_cache_alloc_node+0xe3/0x730 [ 423.744838] ? ipv6_get_ifaddr+0x42e/0x620 [ 423.749086] __alloc_skb+0x119/0x770 [ 423.752802] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 423.758086] ? netdev_alloc_frag+0x1f0/0x1f0 [ 423.762511] ? lock_downgrade+0x900/0x900 [ 423.766663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.772199] ? refcount_sub_and_test_checked+0x203/0x310 [ 423.777671] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 423.783125] ? addrconf_rs_timer+0x690/0x690 [ 423.787550] ndisc_alloc_skb+0x144/0x340 [ 423.791619] ndisc_send_rs+0x331/0x6e0 [ 423.795514] addrconf_rs_timer+0x314/0x690 [ 423.799754] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 423.804029] call_timer_fn+0x272/0x920 [ 423.807914] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 423.812191] ? process_timeout+0x40/0x40 [ 423.816284] ? mark_held_locks+0xc7/0x130 [ 423.820443] ? _raw_spin_unlock_irq+0x27/0x80 [ 423.824952] ? _raw_spin_unlock_irq+0x27/0x80 [ 423.829460] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 423.833696] ? lockdep_hardirqs_on+0x296/0x5b0 [ 423.838282] ? trace_hardirqs_on+0xbd/0x310 [ 423.842630] ? kasan_check_read+0x11/0x20 [ 423.846776] ? __run_timers+0x7da/0xc70 [ 423.850765] ? trace_hardirqs_off_caller+0x310/0x310 [ 423.855898] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 423.860142] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 423.864379] __run_timers+0x7e5/0xc70 [ 423.868208] ? timer_fixup_init+0x70/0x70 [ 423.872356] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 423.877376] ? zap_class+0x640/0x640 [ 423.881098] ? print_usage_bug+0xc0/0xc0 [ 423.885163] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 423.890363] ? find_held_lock+0x36/0x1c0 [ 423.894434] ? zap_class+0x640/0x640 [ 423.898154] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.903690] ? check_preemption_disabled+0x48/0x280 [ 423.908714] ? __lock_is_held+0xb5/0x140 [ 423.912783] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.918335] ? check_preemption_disabled+0x48/0x280 [ 423.923356] run_timer_softirq+0x52/0xb0 [ 423.927418] ? rcu_read_lock_sched_held+0x14f/0x180 [ 423.932439] __do_softirq+0x308/0xb7e [ 423.936259] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 423.940753] ? lock_downgrade+0x900/0x900 [ 423.944918] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 423.950037] ? pvclock_read_flags+0x160/0x160 [ 423.954534] ? lapic_next_event+0x5a/0x90 [ 423.958682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.964230] ? kvm_clock_read+0x18/0x30 [ 423.968216] ? kvm_sched_clock_read+0x9/0x20 [ 423.972626] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.978162] ? check_preemption_disabled+0x48/0x280 [ 423.983193] irq_exit+0x17f/0x1c0 [ 423.986913] smp_apic_timer_interrupt+0x1cb/0x760 [ 423.991764] ? smp_call_function_single_interrupt+0x650/0x650 [ 423.997649] ? interrupt_entry+0xb5/0xc0 [ 424.001715] ? trace_hardirqs_off_caller+0xbb/0x310 [ 424.006730] ? trace_hardirqs_off_caller+0xbb/0x310 [ 424.011751] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 424.016597] ? trace_hardirqs_on_caller+0x310/0x310 [ 424.021632] ? trace_hardirqs_on_caller+0x310/0x310 [ 424.026675] ? task_prio+0x50/0x50 [ 424.030258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.035802] ? check_preemption_disabled+0x48/0x280 [ 424.040826] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 424.045694] apic_timer_interrupt+0xf/0x20 [ 424.049920] [ 424.052171] RIP: 0010:check_memory_region+0x117/0x1b0 [ 424.057367] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 424.076269] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 424.084001] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 424.091267] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 424.098534] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 424.105818] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 424.113086] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 424.120387] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 424.125685] kasan_check_read+0x11/0x20 [ 424.129657] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 424.134755] ? rcu_softirq_qs+0x20/0x20 [ 424.138754] rcu_is_watching+0x10/0x30 [ 424.142658] page_evictable+0x3c0/0x540 [ 424.146635] ? kswapd_stop+0x100/0x100 [ 424.150560] ? trace_hardirqs_off_caller+0x310/0x310 [ 424.155681] ? perf_trace_sched_process_exec+0x860/0x860 [ 424.161151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.166692] ? check_preemption_disabled+0x48/0x280 [ 424.171744] shrink_active_list+0x869/0x1f00 [ 424.176165] ? mark_held_locks+0xc7/0x130 [ 424.180339] ? shrink_inactive_list+0x1c60/0x1c60 [ 424.185186] ? trace_hardirqs_on+0xbd/0x310 [ 424.189530] ? find_held_lock+0x36/0x1c0 [ 424.193592] ? shrink_inactive_list+0xa4a/0x1c60 [ 424.198353] ? trace_hardirqs_off_caller+0x310/0x310 [ 424.203470] ? zap_class+0x640/0x640 [ 424.207190] ? print_usage_bug+0xc0/0xc0 [ 424.211281] ? __page_frag_cache_drain+0x210/0x210 [ 424.216227] ? print_usage_bug+0xc0/0xc0 [ 424.220313] ? mark_held_locks+0xc7/0x130 [ 424.224498] ? find_held_lock+0x36/0x1c0 [ 424.228573] ? zap_class+0x640/0x640 [ 424.232294] ? mark_held_locks+0xc7/0x130 [ 424.236461] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.242001] ? check_preemption_disabled+0x48/0x280 [ 424.247025] ? zap_class+0x640/0x640 [ 424.250745] ? __lock_is_held+0xb5/0x140 [ 424.254810] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.260356] ? check_preemption_disabled+0x48/0x280 [ 424.265384] ? __lock_is_held+0xb5/0x140 [ 424.269474] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 424.274507] ? inactive_list_is_low+0x305/0x880 [ 424.279183] ? lruvec_lru_size+0x450/0x450 [ 424.283426] ? kasan_check_read+0x11/0x20 [ 424.287598] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 424.292553] shrink_node_memcg+0x803/0x18f0 [ 424.296889] ? shrink_active_list+0x1f00/0x1f00 [ 424.301564] ? lock_downgrade+0x900/0x900 [ 424.305710] ? check_flush_dependency+0x410/0x410 [ 424.310565] ? kasan_check_read+0x11/0x20 [ 424.314711] ? do_raw_spin_unlock+0xa7/0x330 [ 424.319127] ? ___preempt_schedule+0x16/0x18 [ 424.323557] ? _raw_spin_unlock+0x3f/0x50 [ 424.327728] shrink_node+0x3bc/0x16b0 [ 424.331532] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 424.336847] ? shrink_node_memcg+0x18f0/0x18f0 [ 424.341430] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 424.346017] ? trace_hardirqs_on+0xbd/0x310 [ 424.350350] ? vmpressure+0x271/0x340 [ 424.354163] ? do_raw_spin_trylock+0x270/0x270 [ 424.358754] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 424.364301] ? __cpuset_node_allowed+0x19b/0x660 [ 424.369062] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 424.374790] ? vmpressure+0x1a2/0x340 [ 424.378619] do_try_to_free_pages+0x3e7/0x1290 [ 424.383211] ? zap_class+0x640/0x640 [ 424.386954] ? shrink_node+0x16b0/0x16b0 [ 424.391109] ? __lock_is_held+0xb5/0x140 [ 424.395185] try_to_free_pages+0x4d0/0xb90 [ 424.399430] ? do_try_to_free_pages+0x1290/0x1290 [ 424.404296] ? lock_acquire+0x1ed/0x520 [ 424.408304] ? set_page_refcounted+0x280/0x280 [ 424.412909] ? lock_release+0xa00/0xa00 [ 424.416903] ? _raw_spin_unlock_irq+0x60/0x80 [ 424.421397] ? psi_memstall_enter+0x240/0x2b0 [ 424.425892] ? psi_memstall_tick+0x230/0x230 [ 424.430311] __alloc_pages_slowpath+0xa48/0x2de0 [ 424.435097] ? warn_alloc+0x120/0x120 [ 424.438898] ? mark_held_locks+0x130/0x130 [ 424.443142] ? find_get_entry+0xaae/0x1120 [ 424.447387] ? filemap_map_pages+0x1a20/0x1a20 [ 424.451982] ? zap_class+0x640/0x640 [ 424.455702] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.461241] ? check_preemption_disabled+0x48/0x280 [ 424.466288] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.471830] ? should_fail+0x22d/0xd01 [ 424.475722] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 424.480831] ? zap_class+0x640/0x640 [ 424.484570] ? __lock_is_held+0xb5/0x140 [ 424.488640] ? mark_held_locks+0x130/0x130 [ 424.492881] ? lock_release+0xa00/0xa00 [ 424.496858] ? perf_trace_sched_process_exec+0x860/0x860 [ 424.502324] ? xa_load+0x2ba/0x460 [ 424.505876] ? lock_downgrade+0x900/0x900 [ 424.510027] ? __might_sleep+0x95/0x190 [ 424.514020] __alloc_pages_nodemask+0xad8/0xea0 [ 424.518692] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 424.523709] ? __page_cache_alloc+0x191/0x5c0 [ 424.528205] ? xa_load+0x2e1/0x460 [ 424.531739] ? xa_clear_mark+0x40/0x40 [ 424.535626] ? zap_class+0x640/0x640 [ 424.539354] ? zap_class+0x640/0x640 [ 424.543072] ? zap_class+0x640/0x640 [ 424.546791] ? __do_page_cache_readahead+0x663/0x810 [ 424.551899] ? find_held_lock+0x36/0x1c0 [ 424.555974] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 424.561519] alloc_pages_current+0x173/0x350 [ 424.565936] __page_cache_alloc+0x38c/0x5c0 [ 424.570263] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 424.575189] ? kasan_check_read+0x11/0x20 [ 424.579344] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 424.584622] ? generic_perform_write+0x6a0/0x6a0 [ 424.589388] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.594930] ? check_preemption_disabled+0x48/0x280 [ 424.599965] filemap_fault+0x1595/0x25f0 [ 424.604034] ? __lock_page_or_retry+0xa00/0xa00 [ 424.608704] ? mark_held_locks+0x130/0x130 [ 424.612958] ? filemap_map_pages+0xd6b/0x1a20 [ 424.617455] ? lock_downgrade+0x900/0x900 [ 424.621626] ? check_preemption_disabled+0x48/0x280 [ 424.626642] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 424.631568] ? kasan_check_read+0x11/0x20 [ 424.635740] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 424.641049] ? rcu_softirq_qs+0x20/0x20 [ 424.645052] ? filemap_map_pages+0xd92/0x1a20 [ 424.649554] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.655188] ? find_get_entries_tag+0x1400/0x1400 [ 424.660044] ? __lock_acquire+0x62f/0x4c20 [ 424.664289] ? lock_acquire+0x1ed/0x520 [ 424.668263] ? ext4_filemap_fault+0x7a/0xad [ 424.672595] ? lock_release+0xa00/0xa00 [ 424.676569] ? perf_trace_sched_process_exec+0x860/0x860 [ 424.682056] ? print_usage_bug+0xc0/0xc0 [ 424.686118] ? print_usage_bug+0xc0/0xc0 [ 424.690188] ? down_read+0x8d/0x120 [ 424.693834] ? ext4_filemap_fault+0x7a/0xad [ 424.698155] ? __down_interruptible+0x700/0x700 [ 424.702829] ext4_filemap_fault+0x82/0xad [ 424.706983] __do_fault+0x100/0x6b0 [ 424.710641] ? pmd_devmap_trans_unstable+0x220/0x220 [ 424.715757] ? mark_held_locks+0x130/0x130 [ 424.719994] ? mark_held_locks+0x130/0x130 [ 424.724231] ? find_held_lock+0x36/0x1c0 [ 424.728297] ? find_held_lock+0x36/0x1c0 [ 424.732364] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.737907] __handle_mm_fault+0x3ea0/0x5be0 [ 424.742324] ? poll_select_copy_remaining+0x18c/0x6a0 [ 424.747525] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 424.752385] ? __might_fault+0x12b/0x1e0 [ 424.756453] ? lock_downgrade+0x900/0x900 [ 424.760612] ? zap_class+0x640/0x640 [ 424.764326] ? zap_class+0x640/0x640 [ 424.768048] ? find_held_lock+0x36/0x1c0 [ 424.772116] ? handle_mm_fault+0x42a/0xc70 [ 424.776351] ? lock_downgrade+0x900/0x900 [ 424.780502] ? check_preemption_disabled+0x48/0x280 [ 424.785525] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 424.790473] ? kasan_check_read+0x11/0x20 [ 424.794631] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 424.799922] ? rcu_softirq_qs+0x20/0x20 [ 424.803928] ? trace_hardirqs_off_caller+0x310/0x310 [ 424.809085] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.814623] ? check_preemption_disabled+0x48/0x280 [ 424.819651] handle_mm_fault+0x54f/0xc70 [ 424.823733] ? __handle_mm_fault+0x5be0/0x5be0 [ 424.828337] ? find_vma+0x34/0x190 [ 424.831887] __do_page_fault+0x5e8/0xe60 [ 424.835955] ? trace_hardirqs_off+0xb8/0x310 [ 424.840375] do_page_fault+0xf2/0x7e0 [ 424.844176] ? vmalloc_sync_all+0x30/0x30 [ 424.848328] ? error_entry+0x70/0xd0 [ 424.852046] ? trace_hardirqs_off_caller+0xbb/0x310 [ 424.857074] ? trace_hardirqs_on_caller+0xc0/0x310 [ 424.862020] ? syscall_return_slowpath+0x5e0/0x5e0 [ 424.866955] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 424.871797] ? trace_hardirqs_on_caller+0x310/0x310 [ 424.876831] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 424.882297] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 424.887332] ? prepare_exit_to_usermode+0x291/0x3b0 [ 424.892354] ? page_fault+0x8/0x30 [ 424.895897] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 424.900746] ? page_fault+0x8/0x30 [ 424.904293] page_fault+0x1e/0x30 [ 424.907748] RIP: 0033:0x7efe5ebdedd3 [ 424.911476] Code: Bad RIP value. [ 424.914855] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 424.920220] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 424.927492] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 424.934771] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 424.942034] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 424.949302] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 424.956585] warn_alloc_show_mem: 1 callbacks suppressed [ 424.956597] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 424.956599] Mem-Info: [ 424.956629] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 424.956629] active_file:14 inactive_file:10 isolated_file:0 [ 424.956629] unevictable:0 dirty:0 writeback:0 unstable:0 [ 424.956629] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 424.956629] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 424.956629] free:13762 free_pcp:570 free_cma:0 [ 424.961971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 424.969254] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 424.971655] Call Trace: [ 425.004520] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 425.013862] [ 425.041255] lowmem_reserve[]: 0 2818 6321 6321 [ 425.043841] dump_stack+0x244/0x39d [ 425.069922] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 425.072088] ? dump_stack_print_info.cold.1+0x20/0x20 [ 425.076633] lowmem_reserve[]: 0 0 3503 3503 [ 425.080271] warn_alloc.cold.116+0xb7/0x1bd [ 425.107908] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 425.113088] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 425.117763] lowmem_reserve[]: 0 0 0 0 [ 425.122094] ? lock_downgrade+0x900/0x900 [ 425.151045] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 425.156298] ? trace_hardirqs_off+0xb8/0x310 [ 425.160070] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 425.164223] ? trace_hardirqs_off+0xb8/0x310 [ 425.177719] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 425.182123] __alloc_pages_slowpath+0x2651/0x2de0 [ 425.197358] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 425.201809] ? warn_alloc+0x120/0x120 [ 425.216772] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 425.221608] ? print_usage_bug+0xc0/0xc0 [ 425.230420] 268 total pagecache pages [ 425.234220] ? warn_alloc+0x120/0x120 [ 425.242780] 0 pages in swap cache [ 425.246823] ? warn_alloc+0x120/0x120 [ 425.250614] Swap cache stats: add 0, delete 0, find 0/0 [ 425.254441] ? print_usage_bug+0xc0/0xc0 [ 425.257872] Free swap = 0kB [ 425.261666] ? kvm_clock_read+0x18/0x30 [ 425.267005] Total swap = 0kB [ 425.271077] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 425.274071] 1965979 pages RAM [ 425.278036] ? print_usage_bug+0xc0/0xc0 [ 425.281030] 0 pages HighMem/MovableOnly [ 425.286055] ? __lock_acquire+0x62f/0x4c20 [ 425.289135] 342854 pages reserved [ 425.293190] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.297141] 0 pages cma reserved [ 425.301369] ? should_fail+0x22d/0xd01 [ 425.304869] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 425.310319] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 425.310336] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 425.310352] ? __lock_acquire+0x62f/0x4c20 [ 425.313752] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 425.317582] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 425.324045] init cpuset=/ mems_allowed=0 [ 425.329310] ? __lock_acquire+0x62f/0x4c20 [ 425.361700] ? should_fail+0x22d/0xd01 [ 425.365605] ? rcu_irq_exit+0x1a2/0x390 [ 425.369598] ? mark_held_locks+0x130/0x130 [ 425.373838] ? mark_held_locks+0x130/0x130 [ 425.378083] ? mark_held_locks+0xc7/0x130 [ 425.382247] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 425.387264] ? zap_class+0x640/0x640 [ 425.390979] ? print_usage_bug+0xc0/0xc0 [ 425.395045] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.400615] ? check_preemption_disabled+0x48/0x280 [ 425.405666] ? __lock_is_held+0xb5/0x140 [ 425.409750] __alloc_pages_nodemask+0xad8/0xea0 [ 425.414417] ? zap_class+0x640/0x640 [ 425.418133] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 425.423157] ? find_held_lock+0x36/0x1c0 [ 425.427223] ? ____cache_alloc_node+0x1c7/0x1e0 [ 425.431901] ? lock_downgrade+0x900/0x900 [ 425.436070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.441624] cache_grow_begin+0xa5/0x8c0 [ 425.445686] ? do_raw_spin_unlock+0xa7/0x330 [ 425.450104] fallback_alloc+0x204/0x2e0 [ 425.454093] ____cache_alloc_node+0x1c7/0x1e0 [ 425.458594] kmem_cache_alloc_node+0xe3/0x730 [ 425.463091] ? ipv6_get_ifaddr+0x42e/0x620 [ 425.467334] __alloc_skb+0x119/0x770 [ 425.471049] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 425.476345] ? netdev_alloc_frag+0x1f0/0x1f0 [ 425.480758] ? lock_downgrade+0x900/0x900 [ 425.484913] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.490458] ? refcount_sub_and_test_checked+0x203/0x310 [ 425.495916] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 425.501383] ? addrconf_rs_timer+0x690/0x690 [ 425.505802] ndisc_alloc_skb+0x144/0x340 [ 425.509866] ndisc_send_rs+0x331/0x6e0 [ 425.513760] addrconf_rs_timer+0x314/0x690 [ 425.517999] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 425.522237] call_timer_fn+0x272/0x920 [ 425.526120] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 425.530351] ? process_timeout+0x40/0x40 [ 425.534419] ? __run_timers+0x7da/0xc70 [ 425.538392] ? _raw_spin_unlock_irq+0x27/0x80 [ 425.542884] ? _raw_spin_unlock_irq+0x27/0x80 [ 425.547375] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 425.551607] ? lockdep_hardirqs_on+0x296/0x5b0 [ 425.556220] ? trace_hardirqs_on+0xbd/0x310 [ 425.560583] ? kasan_check_read+0x11/0x20 [ 425.564732] ? __run_timers+0x7da/0xc70 [ 425.568722] ? trace_hardirqs_off_caller+0x310/0x310 [ 425.573834] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 425.578098] __run_timers+0x7e5/0xc70 [ 425.581907] ? timer_fixup_init+0x70/0x70 [ 425.586064] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 425.591081] ? zap_class+0x640/0x640 [ 425.594803] ? enqueue_hrtimer+0x1a5/0x560 [ 425.599042] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 425.604236] ? find_held_lock+0x36/0x1c0 [ 425.608304] ? zap_class+0x640/0x640 [ 425.612020] ? pvclock_read_flags+0x160/0x160 [ 425.616517] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.622058] ? check_preemption_disabled+0x48/0x280 [ 425.627088] ? __lock_is_held+0xb5/0x140 [ 425.631151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.636687] ? check_preemption_disabled+0x48/0x280 [ 425.641729] run_timer_softirq+0x52/0xb0 [ 425.645796] ? rcu_read_lock_sched_held+0x14f/0x180 [ 425.650814] __do_softirq+0x308/0xb7e [ 425.654632] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 425.659158] ? lock_downgrade+0x900/0x900 [ 425.663323] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 425.668444] ? pvclock_read_flags+0x160/0x160 [ 425.672938] ? lapic_next_event+0x5a/0x90 [ 425.677094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.682635] ? kvm_clock_read+0x18/0x30 [ 425.686622] ? kvm_sched_clock_read+0x9/0x20 [ 425.691033] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.696562] ? check_preemption_disabled+0x48/0x280 [ 425.701626] irq_exit+0x17f/0x1c0 [ 425.705136] smp_apic_timer_interrupt+0x1cb/0x760 [ 425.709991] ? smp_reschedule_interrupt+0x109/0x650 [ 425.715010] ? smp_call_function_single_interrupt+0x650/0x650 [ 425.720893] ? interrupt_entry+0xb5/0xc0 [ 425.724966] ? trace_hardirqs_off_caller+0xbb/0x310 [ 425.729987] ? trace_hardirqs_off_caller+0xbb/0x310 [ 425.735008] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 425.739863] ? trace_hardirqs_on_caller+0x310/0x310 [ 425.744881] ? trace_hardirqs_on_caller+0x310/0x310 [ 425.749901] ? task_prio+0x50/0x50 [ 425.753450] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.758992] ? check_preemption_disabled+0x48/0x280 [ 425.764021] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 425.768874] apic_timer_interrupt+0xf/0x20 [ 425.773118] [ 425.775357] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 425.780300] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 425.799201] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 425.806934] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 425.814212] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 425.821481] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 425.828748] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 425.836016] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 425.843320] skb_clone+0x1bb/0x500 [ 425.846861] ? finish_task_switch+0x663/0x910 [ 425.851357] ? skb_split+0x11e0/0x11e0 [ 425.855261] ? preempt_notifier_register+0x200/0x200 [ 425.860365] ? __switch_to_asm+0x34/0x70 [ 425.864428] ? __switch_to_asm+0x34/0x70 [ 425.868485] ? __switch_to_asm+0x40/0x70 [ 425.872545] ? __switch_to_asm+0x34/0x70 [ 425.876607] ? __switch_to_asm+0x40/0x70 [ 425.880667] ? __switch_to_asm+0x34/0x70 [ 425.884748] ? __switch_to_asm+0x40/0x70 [ 425.888806] ? __switch_to_asm+0x34/0x70 [ 425.892868] ? __switch_to_asm+0x34/0x70 [ 425.896956] ? __switch_to_asm+0x40/0x70 [ 425.901015] ? __switch_to_asm+0x34/0x70 [ 425.905077] bpf_clone_redirect+0xb9/0x490 [ 425.909314] ? __schedule+0x8d7/0x21d0 [ 425.913207] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 425.918231] ? __sched_text_start+0x8/0x8 [ 425.922393] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 425.927155] ? find_held_lock+0x36/0x1c0 [ 425.931224] ? lock_acquire+0x1ed/0x520 [ 425.935202] ? bpf_test_run+0x3cb/0x780 [ 425.939197] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.944782] ? check_preemption_disabled+0x48/0x280 [ 425.949805] ? kasan_check_read+0x11/0x20 [ 425.953959] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 425.959236] ? rcu_softirq_qs+0x20/0x20 [ 425.963229] ? preempt_schedule+0x4d/0x60 [ 425.967443] ? ___preempt_schedule+0x16/0x18 [ 425.971861] ? bpf_test_run+0x25d/0x780 [ 425.975845] ? netlink_diag_dump+0x2a0/0x2a0 [ 425.980256] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.986007] ? bpf_test_init.isra.10+0x70/0x100 [ 425.990696] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 425.995466] ? bpf_test_finish.isra.9+0x260/0x260 [ 426.000322] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 426.005863] ? fput+0x130/0x1a0 [ 426.009149] ? __bpf_prog_get+0x9b/0x290 [ 426.013212] ? bpf_test_finish.isra.9+0x260/0x260 [ 426.018077] ? bpf_prog_test_run+0x130/0x1a0 [ 426.022490] ? __x64_sys_bpf+0x3db/0x520 [ 426.026782] ? bpf_prog_get+0x20/0x20 [ 426.030606] ? do_syscall_64+0x1b9/0x820 [ 426.034664] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 426.040047] ? syscall_return_slowpath+0x5e0/0x5e0 [ 426.044985] ? trace_hardirqs_on_caller+0x310/0x310 [ 426.050007] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 426.055028] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 426.061700] ? __switch_to_asm+0x40/0x70 [ 426.065767] ? __switch_to_asm+0x34/0x70 [ 426.069863] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 426.074728] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 426.080115] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 426.080185] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 426.086368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 426.086377] Call Trace: [ 426.092950] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 426.102197] [ 426.104768] syz-executor2 cpuset=syz2 mems_allowed=0 [ 426.115252] dump_stack+0x244/0x39d [ 426.126616] ? dump_stack_print_info.cold.1+0x20/0x20 [ 426.131867] warn_alloc.cold.116+0xb7/0x1bd [ 426.136193] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 426.141047] ? lock_downgrade+0x900/0x900 [ 426.145224] ? trace_hardirqs_off+0xb8/0x310 [ 426.149638] ? trace_hardirqs_off+0xb8/0x310 [ 426.154054] __alloc_pages_slowpath+0x2651/0x2de0 [ 426.158979] ? warn_alloc+0x120/0x120 [ 426.162787] ? print_usage_bug+0xc0/0xc0 [ 426.166850] ? warn_alloc+0x120/0x120 [ 426.170655] ? warn_alloc+0x120/0x120 [ 426.174471] ? print_usage_bug+0xc0/0xc0 [ 426.178540] ? print_usage_bug+0xc0/0xc0 [ 426.182626] ? __lock_acquire+0x62f/0x4c20 [ 426.186867] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 426.192402] ? should_fail+0x22d/0xd01 [ 426.196288] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 426.201391] ? __lock_acquire+0x62f/0x4c20 [ 426.205656] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 426.210754] ? __lock_acquire+0x62f/0x4c20 [ 426.215012] ? should_fail+0x22d/0xd01 [ 426.218896] ? find_held_lock+0x36/0x1c0 [ 426.222989] ? mark_held_locks+0x130/0x130 [ 426.227275] ? mark_held_locks+0x130/0x130 [ 426.231512] ? zap_class+0x640/0x640 [ 426.235246] ? zap_class+0x640/0x640 [ 426.238985] ? print_usage_bug+0xc0/0xc0 [ 426.243051] ? do_raw_spin_unlock+0xa7/0x330 [ 426.247461] ? zap_class+0x640/0x640 [ 426.251195] ? print_usage_bug+0xc0/0xc0 [ 426.255278] ? wq_watchdog_touch+0x9c/0xfe [ 426.259513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.265053] ? check_preemption_disabled+0x48/0x280 [ 426.270099] ? __lock_is_held+0xb5/0x140 [ 426.274197] __alloc_pages_nodemask+0xad8/0xea0 [ 426.278887] ? zap_class+0x640/0x640 [ 426.282603] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 426.287676] ? find_held_lock+0x36/0x1c0 [ 426.291757] ? ____cache_alloc_node+0x1c7/0x1e0 [ 426.296429] ? lock_downgrade+0x900/0x900 [ 426.300614] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.306173] cache_grow_begin+0xa5/0x8c0 [ 426.310259] ? do_raw_spin_unlock+0xa7/0x330 [ 426.314693] fallback_alloc+0x204/0x2e0 [ 426.318731] ____cache_alloc_node+0x1c7/0x1e0 [ 426.323233] kmem_cache_alloc_node+0xe3/0x730 [ 426.327777] ? ipv6_get_ifaddr+0x42e/0x620 [ 426.332024] __alloc_skb+0x119/0x770 [ 426.335738] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 426.341019] ? netdev_alloc_frag+0x1f0/0x1f0 [ 426.345426] ? lock_downgrade+0x900/0x900 [ 426.349582] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.355124] ? refcount_sub_and_test_checked+0x203/0x310 [ 426.360584] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 426.366066] ? addrconf_rs_timer+0x690/0x690 [ 426.370485] ndisc_alloc_skb+0x144/0x340 [ 426.374550] ndisc_send_rs+0x331/0x6e0 [ 426.378475] addrconf_rs_timer+0x314/0x690 [ 426.382717] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 426.386972] call_timer_fn+0x272/0x920 [ 426.390871] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 426.395108] ? process_timeout+0x40/0x40 [ 426.399179] ? mark_held_locks+0xc7/0x130 [ 426.403332] ? _raw_spin_unlock_irq+0x27/0x80 [ 426.407823] ? _raw_spin_unlock_irq+0x27/0x80 [ 426.412312] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 426.416543] ? lockdep_hardirqs_on+0x296/0x5b0 [ 426.421142] ? trace_hardirqs_on+0xbd/0x310 [ 426.425466] ? kasan_check_read+0x11/0x20 [ 426.429628] ? __run_timers+0x7da/0xc70 [ 426.433602] ? trace_hardirqs_off_caller+0x310/0x310 [ 426.438709] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 426.442958] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 426.447193] __run_timers+0x7e5/0xc70 [ 426.451013] ? timer_fixup_init+0x70/0x70 [ 426.455165] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 426.460184] ? zap_class+0x640/0x640 [ 426.463911] ? print_usage_bug+0xc0/0xc0 [ 426.468002] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 426.473214] ? find_held_lock+0x36/0x1c0 [ 426.477281] ? zap_class+0x640/0x640 [ 426.481002] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.486541] ? check_preemption_disabled+0x48/0x280 [ 426.491582] ? __lock_is_held+0xb5/0x140 [ 426.495663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.501211] ? check_preemption_disabled+0x48/0x280 [ 426.506239] run_timer_softirq+0x52/0xb0 [ 426.510303] ? rcu_read_lock_sched_held+0x14f/0x180 [ 426.515377] __do_softirq+0x308/0xb7e [ 426.519182] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 426.523680] ? lock_downgrade+0x900/0x900 [ 426.527831] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 426.532963] ? pvclock_read_flags+0x160/0x160 [ 426.537480] ? lapic_next_event+0x5a/0x90 [ 426.541631] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.547177] ? kvm_clock_read+0x18/0x30 [ 426.551170] ? kvm_sched_clock_read+0x9/0x20 [ 426.555613] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.561168] ? check_preemption_disabled+0x48/0x280 [ 426.566194] irq_exit+0x17f/0x1c0 [ 426.569656] smp_apic_timer_interrupt+0x1cb/0x760 [ 426.574501] ? smp_call_function_single_interrupt+0x650/0x650 [ 426.580390] ? interrupt_entry+0xb5/0xc0 [ 426.584464] ? trace_hardirqs_off_caller+0xbb/0x310 [ 426.589477] ? trace_hardirqs_off_caller+0xbb/0x310 [ 426.594532] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 426.599372] ? trace_hardirqs_on_caller+0x310/0x310 [ 426.604397] ? trace_hardirqs_on_caller+0x310/0x310 [ 426.609423] ? task_prio+0x50/0x50 [ 426.612981] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.618523] ? check_preemption_disabled+0x48/0x280 [ 426.623544] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 426.628404] apic_timer_interrupt+0xf/0x20 [ 426.632630] [ 426.634884] RIP: 0010:check_memory_region+0x117/0x1b0 [ 426.640074] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 426.658982] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 426.666700] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 426.673973] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 426.681241] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 426.688550] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 426.695814] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 426.703093] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 426.708391] kasan_check_read+0x11/0x20 [ 426.712368] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 426.717477] ? rcu_softirq_qs+0x20/0x20 [ 426.721466] rcu_is_watching+0x10/0x30 [ 426.725363] page_evictable+0x3c0/0x540 [ 426.729344] ? kswapd_stop+0x100/0x100 [ 426.733238] ? trace_hardirqs_off_caller+0x310/0x310 [ 426.738346] ? perf_trace_sched_process_exec+0x860/0x860 [ 426.743818] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.749360] ? check_preemption_disabled+0x48/0x280 [ 426.754386] shrink_active_list+0x869/0x1f00 [ 426.758804] ? mark_held_locks+0xc7/0x130 [ 426.762969] ? shrink_inactive_list+0x1c60/0x1c60 [ 426.767822] ? trace_hardirqs_on+0xbd/0x310 [ 426.772174] ? find_held_lock+0x36/0x1c0 [ 426.776252] ? shrink_inactive_list+0xa4a/0x1c60 [ 426.781024] ? trace_hardirqs_off_caller+0x310/0x310 [ 426.786160] ? zap_class+0x640/0x640 [ 426.789875] ? print_usage_bug+0xc0/0xc0 [ 426.793992] ? __page_frag_cache_drain+0x210/0x210 [ 426.798921] ? print_usage_bug+0xc0/0xc0 [ 426.802997] ? mark_held_locks+0xc7/0x130 [ 426.807156] ? find_held_lock+0x36/0x1c0 [ 426.811245] ? zap_class+0x640/0x640 [ 426.814969] ? mark_held_locks+0xc7/0x130 [ 426.819121] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.824659] ? check_preemption_disabled+0x48/0x280 [ 426.829710] ? zap_class+0x640/0x640 [ 426.833427] ? __lock_is_held+0xb5/0x140 [ 426.837493] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.843038] ? check_preemption_disabled+0x48/0x280 [ 426.848082] ? __lock_is_held+0xb5/0x140 [ 426.852170] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 426.857194] ? inactive_list_is_low+0x305/0x880 [ 426.861880] ? lruvec_lru_size+0x450/0x450 [ 426.866117] ? kasan_check_read+0x11/0x20 [ 426.870291] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 426.875249] shrink_node_memcg+0x803/0x18f0 [ 426.879583] ? shrink_active_list+0x1f00/0x1f00 [ 426.884254] ? lock_downgrade+0x900/0x900 [ 426.888416] ? check_flush_dependency+0x410/0x410 [ 426.893260] ? kasan_check_read+0x11/0x20 [ 426.897409] ? do_raw_spin_unlock+0xa7/0x330 [ 426.901821] ? ___preempt_schedule+0x16/0x18 [ 426.906236] ? _raw_spin_unlock+0x3f/0x50 [ 426.910410] shrink_node+0x3bc/0x16b0 [ 426.914258] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 426.919556] ? shrink_node_memcg+0x18f0/0x18f0 [ 426.924137] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 426.928719] ? trace_hardirqs_on+0xbd/0x310 [ 426.933044] ? vmpressure+0x271/0x340 [ 426.936862] ? do_raw_spin_trylock+0x270/0x270 [ 426.941452] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 426.946990] ? __cpuset_node_allowed+0x19b/0x660 [ 426.951759] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 426.957472] ? vmpressure+0x1a2/0x340 [ 426.961284] do_try_to_free_pages+0x3e7/0x1290 [ 426.965863] ? zap_class+0x640/0x640 [ 426.969607] ? shrink_node+0x16b0/0x16b0 [ 426.973669] ? __lock_is_held+0xb5/0x140 [ 426.977759] try_to_free_pages+0x4d0/0xb90 [ 426.981999] ? do_try_to_free_pages+0x1290/0x1290 [ 426.986856] ? lock_acquire+0x1ed/0x520 [ 426.990835] ? set_page_refcounted+0x280/0x280 [ 426.995427] ? lock_release+0xa00/0xa00 [ 426.999407] ? _raw_spin_unlock_irq+0x60/0x80 [ 427.003902] ? psi_memstall_enter+0x240/0x2b0 [ 427.008397] ? psi_memstall_tick+0x230/0x230 [ 427.012840] __alloc_pages_slowpath+0xa48/0x2de0 [ 427.017627] ? warn_alloc+0x120/0x120 [ 427.021429] ? mark_held_locks+0x130/0x130 [ 427.025670] ? find_get_entry+0xaae/0x1120 [ 427.029929] ? filemap_map_pages+0x1a20/0x1a20 [ 427.034525] ? zap_class+0x640/0x640 [ 427.038247] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.043786] ? check_preemption_disabled+0x48/0x280 [ 427.048805] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.054390] ? should_fail+0x22d/0xd01 [ 427.058282] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 427.063388] ? zap_class+0x640/0x640 [ 427.067127] ? __lock_is_held+0xb5/0x140 [ 427.071208] ? mark_held_locks+0x130/0x130 [ 427.075480] ? lock_release+0xa00/0xa00 [ 427.079458] ? perf_trace_sched_process_exec+0x860/0x860 [ 427.084920] ? xa_load+0x2ba/0x460 [ 427.088471] ? lock_downgrade+0x900/0x900 [ 427.092628] ? __might_sleep+0x95/0x190 [ 427.096623] __alloc_pages_nodemask+0xad8/0xea0 [ 427.101299] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 427.106327] ? __page_cache_alloc+0x191/0x5c0 [ 427.110821] ? xa_load+0x2e1/0x460 [ 427.114363] ? xa_clear_mark+0x40/0x40 [ 427.118463] ? zap_class+0x640/0x640 [ 427.122184] ? zap_class+0x640/0x640 [ 427.125905] ? zap_class+0x640/0x640 [ 427.129627] ? __do_page_cache_readahead+0x663/0x810 [ 427.134750] ? find_held_lock+0x36/0x1c0 [ 427.138852] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 427.144398] alloc_pages_current+0x173/0x350 [ 427.148820] __page_cache_alloc+0x38c/0x5c0 [ 427.153143] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 427.158077] ? kasan_check_read+0x11/0x20 [ 427.162229] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 427.167509] ? generic_perform_write+0x6a0/0x6a0 [ 427.172266] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.177801] ? check_preemption_disabled+0x48/0x280 [ 427.182826] filemap_fault+0x1595/0x25f0 [ 427.186900] ? __lock_page_or_retry+0xa00/0xa00 [ 427.191569] ? mark_held_locks+0x130/0x130 [ 427.195818] ? filemap_map_pages+0xd6b/0x1a20 [ 427.200324] ? lock_downgrade+0x900/0x900 [ 427.204487] ? check_preemption_disabled+0x48/0x280 [ 427.209538] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 427.214468] ? kasan_check_read+0x11/0x20 [ 427.218642] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 427.223917] ? rcu_softirq_qs+0x20/0x20 [ 427.227907] ? filemap_map_pages+0xd92/0x1a20 [ 427.232407] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.237977] ? find_get_entries_tag+0x1400/0x1400 [ 427.242825] ? __lock_acquire+0x62f/0x4c20 [ 427.247088] ? lock_acquire+0x1ed/0x520 [ 427.251065] ? ext4_filemap_fault+0x7a/0xad [ 427.255393] ? lock_release+0xa00/0xa00 [ 427.259366] ? perf_trace_sched_process_exec+0x860/0x860 [ 427.264834] ? print_usage_bug+0xc0/0xc0 [ 427.268908] ? print_usage_bug+0xc0/0xc0 [ 427.272986] ? down_read+0x8d/0x120 [ 427.276625] ? ext4_filemap_fault+0x7a/0xad [ 427.280953] ? __down_interruptible+0x700/0x700 [ 427.285658] ext4_filemap_fault+0x82/0xad [ 427.289821] __do_fault+0x100/0x6b0 [ 427.293459] ? pmd_devmap_trans_unstable+0x220/0x220 [ 427.298568] ? mark_held_locks+0x130/0x130 [ 427.302803] ? mark_held_locks+0x130/0x130 [ 427.307041] ? find_held_lock+0x36/0x1c0 [ 427.311112] ? find_held_lock+0x36/0x1c0 [ 427.315181] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.320730] __handle_mm_fault+0x3ea0/0x5be0 [ 427.325139] ? poll_select_copy_remaining+0x18c/0x6a0 [ 427.330338] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 427.335238] ? __might_fault+0x12b/0x1e0 [ 427.339340] ? lock_downgrade+0x900/0x900 [ 427.343500] ? zap_class+0x640/0x640 [ 427.347220] ? zap_class+0x640/0x640 [ 427.350952] ? find_held_lock+0x36/0x1c0 [ 427.355027] ? handle_mm_fault+0x42a/0xc70 [ 427.359268] ? lock_downgrade+0x900/0x900 [ 427.363419] ? check_preemption_disabled+0x48/0x280 [ 427.368436] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 427.373365] ? kasan_check_read+0x11/0x20 [ 427.377510] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 427.382783] ? rcu_softirq_qs+0x20/0x20 [ 427.386756] ? trace_hardirqs_off_caller+0x310/0x310 [ 427.391874] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.397417] ? check_preemption_disabled+0x48/0x280 [ 427.402437] handle_mm_fault+0x54f/0xc70 [ 427.406498] ? __handle_mm_fault+0x5be0/0x5be0 [ 427.411102] ? find_vma+0x34/0x190 [ 427.414656] __do_page_fault+0x5e8/0xe60 [ 427.418748] ? trace_hardirqs_off+0xb8/0x310 [ 427.423184] do_page_fault+0xf2/0x7e0 [ 427.427011] ? vmalloc_sync_all+0x30/0x30 [ 427.431160] ? error_entry+0x70/0xd0 [ 427.434878] ? trace_hardirqs_off_caller+0xbb/0x310 [ 427.439894] ? trace_hardirqs_on_caller+0xc0/0x310 [ 427.444825] ? syscall_return_slowpath+0x5e0/0x5e0 [ 427.449769] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.454628] ? trace_hardirqs_on_caller+0x310/0x310 [ 427.459663] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 427.465131] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 427.470147] ? prepare_exit_to_usermode+0x291/0x3b0 [ 427.475177] ? page_fault+0x8/0x30 [ 427.478723] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.483572] ? page_fault+0x8/0x30 [ 427.487110] page_fault+0x1e/0x30 [ 427.490566] RIP: 0033:0x7efe5ebdedd3 [ 427.494290] Code: Bad RIP value. [ 427.497653] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 427.503013] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 427.510276] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 427.517556] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 427.524854] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 427.532131] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 427.539430] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 427.539435] warn_alloc_show_mem: 1 callbacks suppressed [ 427.539441] Mem-Info: [ 427.546727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 427.552097] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 427.552097] active_file:14 inactive_file:10 isolated_file:0 [ 427.552097] unevictable:0 dirty:0 writeback:0 unstable:0 [ 427.552097] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 427.552097] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 427.552097] free:13762 free_pcp:570 free_cma:0 [ 427.554472] Call Trace: [ 427.563863] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 427.596718] [ 427.599297] 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 [ 427.626717] dump_stack+0x244/0x39d [ 427.628834] lowmem_reserve[]: 0 2818 6321 6321 [ 427.654939] ? dump_stack_print_info.cold.1+0x20/0x20 [ 427.658547] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 427.663158] warn_alloc.cold.116+0xb7/0x1bd [ 427.668346] lowmem_reserve[]: 0 0 3503 3503 [ 427.696014] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 427.700309] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 427.704642] ? lock_downgrade+0x900/0x900 [ 427.709472] lowmem_reserve[]: 0 0 0 0 [ 427.738445] ? trace_hardirqs_off+0xb8/0x310 [ 427.742579] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 427.746392] ? trace_hardirqs_off+0xb8/0x310 [ 427.750772] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 427.764306] __alloc_pages_slowpath+0x2651/0x2de0 [ 427.768685] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 427.783976] ? warn_alloc+0x120/0x120 [ 427.788811] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 427.803799] ? print_usage_bug+0xc0/0xc0 [ 427.807581] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 427.816401] ? warn_alloc+0x120/0x120 [ 427.820438] 268 total pagecache pages [ 427.829010] ? warn_alloc+0x120/0x120 [ 427.832808] 0 pages in swap cache [ 427.836612] ? print_usage_bug+0xc0/0xc0 [ 427.840396] Swap cache stats: add 0, delete 0, find 0/0 [ 427.843842] ? kvm_clock_read+0x18/0x30 [ 427.847877] Free swap = 0kB [ 427.853413] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 427.857361] Total swap = 0kB [ 427.860388] ? print_usage_bug+0xc0/0xc0 [ 427.865382] 1965979 pages RAM [ 427.868393] ? __lock_acquire+0x62f/0x4c20 [ 427.872428] 0 pages HighMem/MovableOnly [ 427.875559] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.879770] 342854 pages reserved [ 427.883741] ? should_fail+0x22d/0xd01 [ 427.889268] 0 pages cma reserved [ 427.892718] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 427.896655] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 427.899938] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 427.905293] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 427.911687] ? __lock_acquire+0x62f/0x4c20 [ 427.916778] init cpuset=/ mems_allowed=0 [ 427.926475] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 427.939856] ? __lock_acquire+0x62f/0x4c20 [ 427.944088] ? should_fail+0x22d/0xd01 [ 427.947987] ? rcu_irq_exit+0x1a2/0x390 [ 427.951975] ? mark_held_locks+0x130/0x130 [ 427.956241] ? mark_held_locks+0x130/0x130 [ 427.960481] ? mark_held_locks+0xc7/0x130 [ 427.964645] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 427.969675] ? zap_class+0x640/0x640 [ 427.973402] ? print_usage_bug+0xc0/0xc0 [ 427.977483] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.983026] ? check_preemption_disabled+0x48/0x280 [ 427.988256] ? __lock_is_held+0xb5/0x140 [ 427.992328] __alloc_pages_nodemask+0xad8/0xea0 [ 427.997022] ? zap_class+0x640/0x640 [ 428.000739] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 428.005789] ? find_held_lock+0x36/0x1c0 [ 428.009864] ? ____cache_alloc_node+0x1c7/0x1e0 [ 428.014535] ? lock_downgrade+0x900/0x900 [ 428.018722] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.024265] cache_grow_begin+0xa5/0x8c0 [ 428.028346] ? do_raw_spin_unlock+0xa7/0x330 [ 428.032765] fallback_alloc+0x204/0x2e0 [ 428.036745] ____cache_alloc_node+0x1c7/0x1e0 [ 428.041246] kmem_cache_alloc_node+0xe3/0x730 [ 428.045741] ? ipv6_get_ifaddr+0x42e/0x620 [ 428.050007] __alloc_skb+0x119/0x770 [ 428.053724] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 428.059007] ? netdev_alloc_frag+0x1f0/0x1f0 [ 428.063421] ? lock_downgrade+0x900/0x900 [ 428.067578] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.073117] ? refcount_sub_and_test_checked+0x203/0x310 [ 428.078575] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 428.084029] ? addrconf_rs_timer+0x690/0x690 [ 428.088451] ndisc_alloc_skb+0x144/0x340 [ 428.092517] ndisc_send_rs+0x331/0x6e0 [ 428.096414] addrconf_rs_timer+0x314/0x690 [ 428.100654] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 428.104901] call_timer_fn+0x272/0x920 [ 428.108787] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 428.113027] ? process_timeout+0x40/0x40 [ 428.117548] ? __run_timers+0x7da/0xc70 [ 428.121557] ? _raw_spin_unlock_irq+0x27/0x80 [ 428.126053] ? _raw_spin_unlock_irq+0x27/0x80 [ 428.130547] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 428.134783] ? lockdep_hardirqs_on+0x296/0x5b0 [ 428.139370] ? trace_hardirqs_on+0xbd/0x310 [ 428.143696] ? kasan_check_read+0x11/0x20 [ 428.147853] ? __run_timers+0x7da/0xc70 [ 428.151826] ? trace_hardirqs_off_caller+0x310/0x310 [ 428.156967] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 428.161209] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 428.165443] __run_timers+0x7e5/0xc70 [ 428.169256] ? timer_fixup_init+0x70/0x70 [ 428.173408] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 428.178441] ? zap_class+0x640/0x640 [ 428.182160] ? enqueue_hrtimer+0x1a5/0x560 [ 428.186428] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 428.191627] ? find_held_lock+0x36/0x1c0 [ 428.195722] ? zap_class+0x640/0x640 [ 428.199438] ? pvclock_read_flags+0x160/0x160 [ 428.203934] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.209514] ? check_preemption_disabled+0x48/0x280 [ 428.214536] ? __lock_is_held+0xb5/0x140 [ 428.218595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.224133] ? check_preemption_disabled+0x48/0x280 [ 428.229152] run_timer_softirq+0x52/0xb0 [ 428.233227] ? rcu_read_lock_sched_held+0x14f/0x180 [ 428.238251] __do_softirq+0x308/0xb7e [ 428.242054] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 428.246557] ? lock_downgrade+0x900/0x900 [ 428.250714] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 428.255824] ? pvclock_read_flags+0x160/0x160 [ 428.260323] ? lapic_next_event+0x5a/0x90 [ 428.264487] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.270089] ? kvm_clock_read+0x18/0x30 [ 428.274066] ? kvm_sched_clock_read+0x9/0x20 [ 428.278503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.284035] ? check_preemption_disabled+0x48/0x280 [ 428.289055] irq_exit+0x17f/0x1c0 [ 428.292507] smp_apic_timer_interrupt+0x1cb/0x760 [ 428.297347] ? smp_reschedule_interrupt+0x109/0x650 [ 428.302369] ? smp_call_function_single_interrupt+0x650/0x650 [ 428.308251] ? interrupt_entry+0xb5/0xc0 [ 428.312313] ? trace_hardirqs_off_caller+0xbb/0x310 [ 428.317327] ? trace_hardirqs_off_caller+0xbb/0x310 [ 428.322344] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 428.327189] ? trace_hardirqs_on_caller+0x310/0x310 [ 428.332205] ? trace_hardirqs_on_caller+0x310/0x310 [ 428.337225] ? task_prio+0x50/0x50 [ 428.340767] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.346307] ? check_preemption_disabled+0x48/0x280 [ 428.351343] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 428.356197] apic_timer_interrupt+0xf/0x20 [ 428.360423] [ 428.362673] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 428.367620] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 428.386535] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 428.394254] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 428.401521] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 428.408787] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 428.416055] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 428.423338] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 428.430641] skb_clone+0x1bb/0x500 [ 428.434183] ? finish_task_switch+0x663/0x910 [ 428.438677] ? skb_split+0x11e0/0x11e0 [ 428.442570] ? preempt_notifier_register+0x200/0x200 [ 428.447671] ? __switch_to_asm+0x34/0x70 [ 428.451733] ? __switch_to_asm+0x34/0x70 [ 428.455791] ? __switch_to_asm+0x40/0x70 [ 428.459848] ? __switch_to_asm+0x34/0x70 [ 428.463903] ? __switch_to_asm+0x40/0x70 [ 428.467964] ? __switch_to_asm+0x34/0x70 [ 428.472027] ? __switch_to_asm+0x40/0x70 [ 428.476088] ? __switch_to_asm+0x34/0x70 [ 428.480158] ? __switch_to_asm+0x34/0x70 [ 428.484231] ? __switch_to_asm+0x40/0x70 [ 428.488303] ? __switch_to_asm+0x34/0x70 [ 428.492384] bpf_clone_redirect+0xb9/0x490 [ 428.496640] ? __schedule+0x8d7/0x21d0 [ 428.500531] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 428.505569] ? __sched_text_start+0x8/0x8 [ 428.509728] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 428.514543] ? find_held_lock+0x36/0x1c0 [ 428.518612] ? lock_acquire+0x1ed/0x520 [ 428.522587] ? bpf_test_run+0x3cb/0x780 [ 428.526569] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.532111] ? check_preemption_disabled+0x48/0x280 [ 428.537134] ? kasan_check_read+0x11/0x20 [ 428.541281] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 428.546558] ? rcu_softirq_qs+0x20/0x20 [ 428.550532] ? preempt_schedule+0x4d/0x60 [ 428.554683] ? ___preempt_schedule+0x16/0x18 [ 428.559119] ? bpf_test_run+0x25d/0x780 [ 428.563122] ? netlink_diag_dump+0x2a0/0x2a0 [ 428.567534] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.573075] ? bpf_test_init.isra.10+0x70/0x100 [ 428.577749] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 428.582513] ? bpf_test_finish.isra.9+0x260/0x260 [ 428.587386] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 428.592924] ? fput+0x130/0x1a0 [ 428.596216] ? __bpf_prog_get+0x9b/0x290 [ 428.600287] ? bpf_test_finish.isra.9+0x260/0x260 [ 428.605133] ? bpf_prog_test_run+0x130/0x1a0 [ 428.609542] ? __x64_sys_bpf+0x3db/0x520 [ 428.613603] ? bpf_prog_get+0x20/0x20 [ 428.617457] ? do_syscall_64+0x1b9/0x820 [ 428.621530] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 428.626892] ? syscall_return_slowpath+0x5e0/0x5e0 [ 428.631855] ? trace_hardirqs_on_caller+0x310/0x310 [ 428.636890] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 428.641912] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 428.648590] ? __switch_to_asm+0x40/0x70 [ 428.652652] ? __switch_to_asm+0x34/0x70 [ 428.656723] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 428.661574] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 428.666963] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 428.667031] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 428.673196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 428.673201] Call Trace: [ 428.673213] [ 428.673232] dump_stack+0x244/0x39d [ 428.673250] ? dump_stack_print_info.cold.1+0x20/0x20 [ 428.679791] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 428.689092] warn_alloc.cold.116+0xb7/0x1bd [ 428.691641] syz-executor2 cpuset=syz2 mems_allowed=0 [ 428.693797] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 428.727273] ? lock_downgrade+0x900/0x900 [ 428.731430] ? trace_hardirqs_off+0xb8/0x310 [ 428.735849] ? trace_hardirqs_off+0xb8/0x310 [ 428.740274] __alloc_pages_slowpath+0x2651/0x2de0 [ 428.745147] ? warn_alloc+0x120/0x120 [ 428.748985] ? print_usage_bug+0xc0/0xc0 [ 428.753052] ? warn_alloc+0x120/0x120 [ 428.756857] ? warn_alloc+0x120/0x120 [ 428.760662] ? print_usage_bug+0xc0/0xc0 [ 428.764725] ? kvm_clock_read+0x18/0x30 [ 428.768739] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 428.773771] ? print_usage_bug+0xc0/0xc0 [ 428.777833] ? __lock_acquire+0x62f/0x4c20 [ 428.782072] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.787610] ? should_fail+0x22d/0xd01 [ 428.791511] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 428.796821] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 428.801952] ? __lock_acquire+0x62f/0x4c20 [ 428.806214] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 428.811344] ? __lock_acquire+0x62f/0x4c20 [ 428.815579] ? should_fail+0x22d/0xd01 [ 428.819464] ? rcu_irq_exit+0x1a2/0x390 [ 428.823452] ? mark_held_locks+0x130/0x130 [ 428.827694] ? mark_held_locks+0x130/0x130 [ 428.831938] ? mark_held_locks+0xc7/0x130 [ 428.836095] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 428.841112] ? zap_class+0x640/0x640 [ 428.844842] ? print_usage_bug+0xc0/0xc0 [ 428.848910] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.854450] ? check_preemption_disabled+0x48/0x280 [ 428.859478] ? __lock_is_held+0xb5/0x140 [ 428.863546] __alloc_pages_nodemask+0xad8/0xea0 [ 428.868237] ? zap_class+0x640/0x640 [ 428.871966] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 428.876994] ? find_held_lock+0x36/0x1c0 [ 428.881066] ? ____cache_alloc_node+0x1c7/0x1e0 [ 428.885736] ? lock_downgrade+0x900/0x900 [ 428.889893] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.895447] cache_grow_begin+0xa5/0x8c0 [ 428.899510] ? do_raw_spin_unlock+0xa7/0x330 [ 428.903939] fallback_alloc+0x204/0x2e0 [ 428.907967] ____cache_alloc_node+0x1c7/0x1e0 [ 428.912471] kmem_cache_alloc_node+0xe3/0x730 [ 428.916988] ? ipv6_get_ifaddr+0x42e/0x620 [ 428.921235] __alloc_skb+0x119/0x770 [ 428.924958] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 428.930241] ? netdev_alloc_frag+0x1f0/0x1f0 [ 428.934648] ? lock_downgrade+0x900/0x900 [ 428.938809] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.944348] ? refcount_sub_and_test_checked+0x203/0x310 [ 428.949805] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 428.955261] ? addrconf_rs_timer+0x690/0x690 [ 428.959681] ndisc_alloc_skb+0x144/0x340 [ 428.963749] ndisc_send_rs+0x331/0x6e0 [ 428.967670] addrconf_rs_timer+0x314/0x690 [ 428.971940] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 428.976194] call_timer_fn+0x272/0x920 [ 428.980102] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 428.984367] ? process_timeout+0x40/0x40 [ 428.988440] ? mark_held_locks+0xc7/0x130 [ 428.992594] ? _raw_spin_unlock_irq+0x27/0x80 [ 428.997087] ? _raw_spin_unlock_irq+0x27/0x80 [ 429.001582] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 429.005821] ? lockdep_hardirqs_on+0x296/0x5b0 [ 429.010405] ? trace_hardirqs_on+0xbd/0x310 [ 429.014732] ? kasan_check_read+0x11/0x20 [ 429.018879] ? __run_timers+0x7da/0xc70 [ 429.022871] ? trace_hardirqs_off_caller+0x310/0x310 [ 429.028014] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 429.032259] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 429.036496] __run_timers+0x7e5/0xc70 [ 429.040308] ? timer_fixup_init+0x70/0x70 [ 429.044462] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 429.049481] ? zap_class+0x640/0x640 [ 429.053200] ? print_usage_bug+0xc0/0xc0 [ 429.057271] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 429.062470] ? find_held_lock+0x36/0x1c0 [ 429.066538] ? zap_class+0x640/0x640 [ 429.070303] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.075841] ? check_preemption_disabled+0x48/0x280 [ 429.080914] ? __lock_is_held+0xb5/0x140 [ 429.084984] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.090541] ? check_preemption_disabled+0x48/0x280 [ 429.095581] run_timer_softirq+0x52/0xb0 [ 429.099646] ? rcu_read_lock_sched_held+0x14f/0x180 [ 429.104667] __do_softirq+0x308/0xb7e [ 429.108473] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 429.112976] ? lock_downgrade+0x900/0x900 [ 429.117456] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 429.122565] ? pvclock_read_flags+0x160/0x160 [ 429.127106] ? lapic_next_event+0x5a/0x90 [ 429.131274] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.136816] ? kvm_clock_read+0x18/0x30 [ 429.140789] ? kvm_sched_clock_read+0x9/0x20 [ 429.145196] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.150739] ? check_preemption_disabled+0x48/0x280 [ 429.155772] irq_exit+0x17f/0x1c0 [ 429.159251] smp_apic_timer_interrupt+0x1cb/0x760 [ 429.164114] ? smp_call_function_single_interrupt+0x650/0x650 [ 429.170005] ? interrupt_entry+0xb5/0xc0 [ 429.174068] ? trace_hardirqs_off_caller+0xbb/0x310 [ 429.179086] ? trace_hardirqs_off_caller+0xbb/0x310 [ 429.184109] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 429.188961] ? trace_hardirqs_on_caller+0x310/0x310 [ 429.193977] ? trace_hardirqs_on_caller+0x310/0x310 [ 429.198992] ? task_prio+0x50/0x50 [ 429.202534] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.208074] ? check_preemption_disabled+0x48/0x280 [ 429.213119] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 429.217977] apic_timer_interrupt+0xf/0x20 [ 429.222217] [ 429.224475] RIP: 0010:check_memory_region+0x117/0x1b0 [ 429.229687] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 429.248604] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 429.256309] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 429.263577] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 429.270861] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 429.278159] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 429.285425] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 429.292706] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 429.298024] kasan_check_read+0x11/0x20 [ 429.302006] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 429.307109] ? rcu_softirq_qs+0x20/0x20 [ 429.311093] rcu_is_watching+0x10/0x30 [ 429.315082] page_evictable+0x3c0/0x540 [ 429.319058] ? kswapd_stop+0x100/0x100 [ 429.322957] ? trace_hardirqs_off_caller+0x310/0x310 [ 429.328059] ? perf_trace_sched_process_exec+0x860/0x860 [ 429.333505] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.339044] ? check_preemption_disabled+0x48/0x280 [ 429.344070] shrink_active_list+0x869/0x1f00 [ 429.348490] ? mark_held_locks+0xc7/0x130 [ 429.352749] ? shrink_inactive_list+0x1c60/0x1c60 [ 429.357594] ? trace_hardirqs_on+0xbd/0x310 [ 429.361914] ? find_held_lock+0x36/0x1c0 [ 429.365985] ? shrink_inactive_list+0xa4a/0x1c60 [ 429.370745] ? trace_hardirqs_off_caller+0x310/0x310 [ 429.375863] ? zap_class+0x640/0x640 [ 429.379580] ? print_usage_bug+0xc0/0xc0 [ 429.383658] ? __page_frag_cache_drain+0x210/0x210 [ 429.388584] ? print_usage_bug+0xc0/0xc0 [ 429.392650] ? mark_held_locks+0xc7/0x130 [ 429.396806] ? find_held_lock+0x36/0x1c0 [ 429.400869] ? zap_class+0x640/0x640 [ 429.404585] ? mark_held_locks+0xc7/0x130 [ 429.408734] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.414286] ? check_preemption_disabled+0x48/0x280 [ 429.419312] ? zap_class+0x640/0x640 [ 429.423025] ? __lock_is_held+0xb5/0x140 [ 429.427090] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.432630] ? check_preemption_disabled+0x48/0x280 [ 429.437664] ? __lock_is_held+0xb5/0x140 [ 429.441761] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 429.446777] ? inactive_list_is_low+0x305/0x880 [ 429.451455] ? lruvec_lru_size+0x450/0x450 [ 429.455689] ? kasan_check_read+0x11/0x20 [ 429.459851] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 429.464975] shrink_node_memcg+0x803/0x18f0 [ 429.469313] ? shrink_active_list+0x1f00/0x1f00 [ 429.473986] ? lock_downgrade+0x900/0x900 [ 429.478136] ? check_flush_dependency+0x410/0x410 [ 429.482988] ? kasan_check_read+0x11/0x20 [ 429.487167] ? do_raw_spin_unlock+0xa7/0x330 [ 429.491601] ? ___preempt_schedule+0x16/0x18 [ 429.496020] ? _raw_spin_unlock+0x3f/0x50 [ 429.500176] shrink_node+0x3bc/0x16b0 [ 429.503985] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 429.509285] ? shrink_node_memcg+0x18f0/0x18f0 [ 429.513881] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 429.518467] ? trace_hardirqs_on+0xbd/0x310 [ 429.522790] ? vmpressure+0x271/0x340 [ 429.526623] ? do_raw_spin_trylock+0x270/0x270 [ 429.531252] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 429.536824] ? __cpuset_node_allowed+0x19b/0x660 [ 429.541601] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 429.547313] ? vmpressure+0x1a2/0x340 [ 429.551143] do_try_to_free_pages+0x3e7/0x1290 [ 429.555725] ? zap_class+0x640/0x640 [ 429.559456] ? shrink_node+0x16b0/0x16b0 [ 429.563538] ? __lock_is_held+0xb5/0x140 [ 429.567614] try_to_free_pages+0x4d0/0xb90 [ 429.571888] ? do_try_to_free_pages+0x1290/0x1290 [ 429.576791] ? lock_acquire+0x1ed/0x520 [ 429.580767] ? set_page_refcounted+0x280/0x280 [ 429.585356] ? lock_release+0xa00/0xa00 [ 429.589333] ? _raw_spin_unlock_irq+0x60/0x80 [ 429.593829] ? psi_memstall_enter+0x240/0x2b0 [ 429.598326] ? psi_memstall_tick+0x230/0x230 [ 429.602759] __alloc_pages_slowpath+0xa48/0x2de0 [ 429.607542] ? warn_alloc+0x120/0x120 [ 429.611341] ? mark_held_locks+0x130/0x130 [ 429.615584] ? find_get_entry+0xaae/0x1120 [ 429.619832] ? filemap_map_pages+0x1a20/0x1a20 [ 429.624422] ? zap_class+0x640/0x640 [ 429.628141] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.633679] ? check_preemption_disabled+0x48/0x280 [ 429.638716] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.644269] ? should_fail+0x22d/0xd01 [ 429.648166] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 429.653275] ? zap_class+0x640/0x640 [ 429.657040] ? __lock_is_held+0xb5/0x140 [ 429.661108] ? mark_held_locks+0x130/0x130 [ 429.665341] ? lock_release+0xa00/0xa00 [ 429.669343] ? perf_trace_sched_process_exec+0x860/0x860 [ 429.674804] ? xa_load+0x2ba/0x460 [ 429.678346] ? lock_downgrade+0x900/0x900 [ 429.682560] ? __might_sleep+0x95/0x190 [ 429.686555] __alloc_pages_nodemask+0xad8/0xea0 [ 429.691257] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 429.696278] ? __page_cache_alloc+0x191/0x5c0 [ 429.700767] ? xa_load+0x2e1/0x460 [ 429.704323] ? xa_clear_mark+0x40/0x40 [ 429.708215] ? zap_class+0x640/0x640 [ 429.711937] ? zap_class+0x640/0x640 [ 429.715666] ? zap_class+0x640/0x640 [ 429.719395] ? __do_page_cache_readahead+0x663/0x810 [ 429.724542] ? find_held_lock+0x36/0x1c0 [ 429.728620] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 429.734192] alloc_pages_current+0x173/0x350 [ 429.738628] __page_cache_alloc+0x38c/0x5c0 [ 429.742959] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 429.748062] ? kasan_check_read+0x11/0x20 [ 429.752214] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 429.757495] ? generic_perform_write+0x6a0/0x6a0 [ 429.762254] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.767803] ? check_preemption_disabled+0x48/0x280 [ 429.772849] filemap_fault+0x1595/0x25f0 [ 429.776926] ? __lock_page_or_retry+0xa00/0xa00 [ 429.781620] ? mark_held_locks+0x130/0x130 [ 429.785865] ? filemap_map_pages+0xd6b/0x1a20 [ 429.790371] ? lock_downgrade+0x900/0x900 [ 429.794520] ? check_preemption_disabled+0x48/0x280 [ 429.799558] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 429.804488] ? kasan_check_read+0x11/0x20 [ 429.808652] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 429.813927] ? rcu_softirq_qs+0x20/0x20 [ 429.817966] ? filemap_map_pages+0xd92/0x1a20 [ 429.822471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.828015] ? find_get_entries_tag+0x1400/0x1400 [ 429.832863] ? __lock_acquire+0x62f/0x4c20 [ 429.837109] ? lock_acquire+0x1ed/0x520 [ 429.841084] ? ext4_filemap_fault+0x7a/0xad [ 429.845413] ? lock_release+0xa00/0xa00 [ 429.849416] ? perf_trace_sched_process_exec+0x860/0x860 [ 429.854890] ? print_usage_bug+0xc0/0xc0 [ 429.858992] ? print_usage_bug+0xc0/0xc0 [ 429.863077] ? down_read+0x8d/0x120 [ 429.866706] ? ext4_filemap_fault+0x7a/0xad [ 429.871028] ? __down_interruptible+0x700/0x700 [ 429.875706] ext4_filemap_fault+0x82/0xad [ 429.879859] __do_fault+0x100/0x6b0 [ 429.883490] ? pmd_devmap_trans_unstable+0x220/0x220 [ 429.888596] ? mark_held_locks+0x130/0x130 [ 429.892832] ? mark_held_locks+0x130/0x130 [ 429.897069] ? find_held_lock+0x36/0x1c0 [ 429.901141] ? find_held_lock+0x36/0x1c0 [ 429.905237] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.910798] __handle_mm_fault+0x3ea0/0x5be0 [ 429.915213] ? poll_select_copy_remaining+0x18c/0x6a0 [ 429.920436] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 429.925297] ? __might_fault+0x12b/0x1e0 [ 429.929358] ? lock_downgrade+0x900/0x900 [ 429.933519] ? zap_class+0x640/0x640 [ 429.937238] ? zap_class+0x640/0x640 [ 429.940968] ? find_held_lock+0x36/0x1c0 [ 429.945042] ? handle_mm_fault+0x42a/0xc70 [ 429.949278] ? lock_downgrade+0x900/0x900 [ 429.953435] ? check_preemption_disabled+0x48/0x280 [ 429.958459] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 429.963390] ? kasan_check_read+0x11/0x20 [ 429.967536] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 429.972809] ? rcu_softirq_qs+0x20/0x20 [ 429.976782] ? trace_hardirqs_off_caller+0x310/0x310 [ 429.981889] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.987617] ? check_preemption_disabled+0x48/0x280 [ 429.992644] handle_mm_fault+0x54f/0xc70 [ 429.996711] ? __handle_mm_fault+0x5be0/0x5be0 [ 430.001317] ? find_vma+0x34/0x190 [ 430.004866] __do_page_fault+0x5e8/0xe60 [ 430.008923] ? trace_hardirqs_off+0xb8/0x310 [ 430.013347] do_page_fault+0xf2/0x7e0 [ 430.017149] ? vmalloc_sync_all+0x30/0x30 [ 430.021296] ? error_entry+0x70/0xd0 [ 430.025017] ? trace_hardirqs_off_caller+0xbb/0x310 [ 430.030039] ? trace_hardirqs_on_caller+0xc0/0x310 [ 430.034978] ? syscall_return_slowpath+0x5e0/0x5e0 [ 430.039938] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 430.044790] ? trace_hardirqs_on_caller+0x310/0x310 [ 430.049804] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 430.055254] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 430.060271] ? prepare_exit_to_usermode+0x291/0x3b0 [ 430.065287] ? page_fault+0x8/0x30 [ 430.068831] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 430.073679] ? page_fault+0x8/0x30 [ 430.077228] page_fault+0x1e/0x30 [ 430.080685] RIP: 0033:0x7efe5ebdedd3 [ 430.084424] Code: Bad RIP value. [ 430.087787] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 430.093149] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 430.100412] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 430.107679] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 430.114954] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 430.122240] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 430.129535] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 430.129540] warn_alloc_show_mem: 1 callbacks suppressed [ 430.129547] Mem-Info: [ 430.136822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 430.142193] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 430.142193] active_file:14 inactive_file:10 isolated_file:0 [ 430.142193] unevictable:0 dirty:0 writeback:0 unstable:0 [ 430.142193] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 430.142193] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 430.142193] free:13762 free_pcp:570 free_cma:0 [ 430.144582] Call Trace: [ 430.153979] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 430.186819] [ 430.189389] 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 [ 430.216801] dump_stack+0x244/0x39d [ 430.218917] lowmem_reserve[]: 0 2818 6321 6321 [ 430.245029] ? dump_stack_print_info.cold.1+0x20/0x20 [ 430.248627] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 430.253254] warn_alloc.cold.116+0xb7/0x1bd [ 430.258434] lowmem_reserve[]: 0 0 3503 3503 [ 430.286097] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 430.290403] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 430.294719] ? lock_downgrade+0x900/0x900 [ 430.299532] lowmem_reserve[]: 0 0 0 0 [ 430.328499] ? trace_hardirqs_off+0xb8/0x310 [ 430.332614] 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 [ 430.336405] ? trace_hardirqs_off+0xb8/0x310 [ 430.340782] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 430.354297] __alloc_pages_slowpath+0x2651/0x2de0 [ 430.358672] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 430.373937] ? warn_alloc+0x120/0x120 [ 430.378743] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 430.393734] ? print_usage_bug+0xc0/0xc0 [ 430.397514] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 430.406338] ? warn_alloc+0x120/0x120 [ 430.410387] 268 total pagecache pages [ 430.418965] ? warn_alloc+0x120/0x120 [ 430.422763] 0 pages in swap cache [ 430.426547] ? print_usage_bug+0xc0/0xc0 [ 430.430323] Swap cache stats: add 0, delete 0, find 0/0 [ 430.433774] ? print_usage_bug+0xc0/0xc0 [ 430.437822] Free swap = 0kB [ 430.443177] ? __lock_acquire+0x62f/0x4c20 [ 430.447221] Total swap = 0kB [ 430.450238] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.454448] 1965979 pages RAM [ 430.457464] ? should_fail+0x22d/0xd01 [ 430.462976] 0 pages HighMem/MovableOnly [ 430.466075] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 430.469953] 342854 pages reserved [ 430.469976] 0 pages cma reserved [ 430.473954] ? __lock_acquire+0x62f/0x4c20 [ 430.479089] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 430.482482] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 430.482494] ? __lock_acquire+0x62f/0x4c20 [ 430.482509] ? should_fail+0x22d/0xd01 [ 430.485915] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 430.490087] ? find_held_lock+0x36/0x1c0 [ 430.496553] init cpuset=/ mems_allowed=0 [ 430.501648] ? mark_held_locks+0x130/0x130 [ 430.531811] ? mark_held_locks+0x130/0x130 [ 430.536045] ? zap_class+0x640/0x640 [ 430.539760] ? zap_class+0x640/0x640 [ 430.543474] ? print_usage_bug+0xc0/0xc0 [ 430.547541] ? do_raw_spin_unlock+0xa7/0x330 [ 430.551969] ? zap_class+0x640/0x640 [ 430.555686] ? print_usage_bug+0xc0/0xc0 [ 430.559754] ? wq_watchdog_touch+0x9c/0xfe [ 430.563995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.569533] ? check_preemption_disabled+0x48/0x280 [ 430.574559] ? __lock_is_held+0xb5/0x140 [ 430.578624] __alloc_pages_nodemask+0xad8/0xea0 [ 430.583290] ? zap_class+0x640/0x640 [ 430.587009] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 430.592038] ? find_held_lock+0x36/0x1c0 [ 430.596110] ? ____cache_alloc_node+0x1c7/0x1e0 [ 430.600795] ? lock_downgrade+0x900/0x900 [ 430.604957] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.610500] cache_grow_begin+0xa5/0x8c0 [ 430.614564] ? do_raw_spin_unlock+0xa7/0x330 [ 430.618989] fallback_alloc+0x204/0x2e0 [ 430.622978] ____cache_alloc_node+0x1c7/0x1e0 [ 430.627485] kmem_cache_alloc_node+0xe3/0x730 [ 430.631999] ? ipv6_get_ifaddr+0x42e/0x620 [ 430.636263] __alloc_skb+0x119/0x770 [ 430.639977] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 430.645286] ? netdev_alloc_frag+0x1f0/0x1f0 [ 430.649696] ? lock_downgrade+0x900/0x900 [ 430.653858] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.659399] ? refcount_sub_and_test_checked+0x203/0x310 [ 430.664854] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 430.670308] ? addrconf_rs_timer+0x690/0x690 [ 430.674734] ndisc_alloc_skb+0x144/0x340 [ 430.678803] ndisc_send_rs+0x331/0x6e0 [ 430.682698] addrconf_rs_timer+0x314/0x690 [ 430.686964] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.691212] call_timer_fn+0x272/0x920 [ 430.695101] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.699334] ? process_timeout+0x40/0x40 [ 430.703415] ? __run_timers+0x7da/0xc70 [ 430.707403] ? _raw_spin_unlock_irq+0x27/0x80 [ 430.711915] ? _raw_spin_unlock_irq+0x27/0x80 [ 430.716446] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.720681] ? lockdep_hardirqs_on+0x296/0x5b0 [ 430.725265] ? trace_hardirqs_on+0xbd/0x310 [ 430.729614] ? kasan_check_read+0x11/0x20 [ 430.733758] ? __run_timers+0x7da/0xc70 [ 430.737757] ? trace_hardirqs_off_caller+0x310/0x310 [ 430.742863] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.747103] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.751351] __run_timers+0x7e5/0xc70 [ 430.755176] ? timer_fixup_init+0x70/0x70 [ 430.759341] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 430.764357] ? zap_class+0x640/0x640 [ 430.768076] ? enqueue_hrtimer+0x1a5/0x560 [ 430.772319] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 430.777533] ? find_held_lock+0x36/0x1c0 [ 430.781605] ? zap_class+0x640/0x640 [ 430.785322] ? pvclock_read_flags+0x160/0x160 [ 430.789819] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.795373] ? check_preemption_disabled+0x48/0x280 [ 430.800397] ? __lock_is_held+0xb5/0x140 [ 430.804492] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.810030] ? check_preemption_disabled+0x48/0x280 [ 430.815052] run_timer_softirq+0x52/0xb0 [ 430.819112] ? rcu_read_lock_sched_held+0x14f/0x180 [ 430.824128] __do_softirq+0x308/0xb7e [ 430.827932] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 430.832433] ? lock_downgrade+0x900/0x900 [ 430.836586] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 430.841694] ? pvclock_read_flags+0x160/0x160 [ 430.846198] ? lapic_next_event+0x5a/0x90 [ 430.850362] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.855904] ? kvm_clock_read+0x18/0x30 [ 430.859892] ? kvm_sched_clock_read+0x9/0x20 [ 430.864299] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.869846] ? check_preemption_disabled+0x48/0x280 [ 430.874870] irq_exit+0x17f/0x1c0 [ 430.878328] smp_apic_timer_interrupt+0x1cb/0x760 [ 430.883204] ? smp_reschedule_interrupt+0x109/0x650 [ 430.888218] ? smp_call_function_single_interrupt+0x650/0x650 [ 430.894104] ? interrupt_entry+0xb5/0xc0 [ 430.898165] ? trace_hardirqs_off_caller+0xbb/0x310 [ 430.903176] ? trace_hardirqs_off_caller+0xbb/0x310 [ 430.908190] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 430.913032] ? trace_hardirqs_on_caller+0x310/0x310 [ 430.918049] ? trace_hardirqs_on_caller+0x310/0x310 [ 430.923065] ? task_prio+0x50/0x50 [ 430.926617] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.932159] ? check_preemption_disabled+0x48/0x280 [ 430.937181] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 430.942032] apic_timer_interrupt+0xf/0x20 [ 430.946277] [ 430.948515] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 430.953458] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 430.972358] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 430.980065] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 430.987348] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 430.994658] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 431.001924] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 431.009198] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 431.016521] skb_clone+0x1bb/0x500 [ 431.020064] ? finish_task_switch+0x663/0x910 [ 431.024562] ? skb_split+0x11e0/0x11e0 [ 431.028467] ? preempt_notifier_register+0x200/0x200 [ 431.033613] ? __switch_to_asm+0x34/0x70 [ 431.037677] ? __switch_to_asm+0x34/0x70 [ 431.041737] ? __switch_to_asm+0x40/0x70 [ 431.045791] ? __switch_to_asm+0x34/0x70 [ 431.049849] ? __switch_to_asm+0x40/0x70 [ 431.053911] ? __switch_to_asm+0x34/0x70 [ 431.058141] ? __switch_to_asm+0x40/0x70 [ 431.062197] ? __switch_to_asm+0x34/0x70 [ 431.066277] ? __switch_to_asm+0x34/0x70 [ 431.070340] ? __switch_to_asm+0x40/0x70 [ 431.074426] ? __switch_to_asm+0x34/0x70 [ 431.078524] bpf_clone_redirect+0xb9/0x490 [ 431.082759] ? __schedule+0x8d7/0x21d0 [ 431.086654] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 431.091674] ? __sched_text_start+0x8/0x8 [ 431.095824] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 431.100599] ? find_held_lock+0x36/0x1c0 [ 431.104695] ? lock_acquire+0x1ed/0x520 [ 431.108672] ? bpf_test_run+0x3cb/0x780 [ 431.112655] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.118696] ? check_preemption_disabled+0x48/0x280 [ 431.123726] ? kasan_check_read+0x11/0x20 [ 431.127874] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 431.133151] ? rcu_softirq_qs+0x20/0x20 [ 431.137130] ? preempt_schedule+0x4d/0x60 [ 431.141282] ? ___preempt_schedule+0x16/0x18 [ 431.145702] ? bpf_test_run+0x25d/0x780 [ 431.149697] ? netlink_diag_dump+0x2a0/0x2a0 [ 431.154119] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.159672] ? bpf_test_init.isra.10+0x70/0x100 [ 431.164368] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 431.169143] ? bpf_test_finish.isra.9+0x260/0x260 [ 431.174000] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 431.179549] ? fput+0x130/0x1a0 [ 431.182834] ? __bpf_prog_get+0x9b/0x290 [ 431.186898] ? bpf_test_finish.isra.9+0x260/0x260 [ 431.191738] ? bpf_prog_test_run+0x130/0x1a0 [ 431.196151] ? __x64_sys_bpf+0x3db/0x520 [ 431.200212] ? bpf_prog_get+0x20/0x20 [ 431.204036] ? do_syscall_64+0x1b9/0x820 [ 431.208093] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 431.213475] ? syscall_return_slowpath+0x5e0/0x5e0 [ 431.218407] ? trace_hardirqs_on_caller+0x310/0x310 [ 431.223439] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 431.228471] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 431.235135] ? __switch_to_asm+0x40/0x70 [ 431.239199] ? __switch_to_asm+0x34/0x70 [ 431.243271] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 431.248126] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 431.253528] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 431.253560] rcu: INFO: rcu_preempt self-detected stall on CPU [ 431.259764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 431.265937] rcu: 1-...!: (1 GPs behind) idle=d5e/1/0x4000000000000004 softirq=97878/97879 fqs=3 [ 431.274994] Call Trace: [ 431.275000] [ 431.275018] dump_stack+0x244/0x39d [ 431.275037] ? dump_stack_print_info.cold.1+0x20/0x20 [ 431.275063] warn_alloc.cold.116+0xb7/0x1bd [ 431.275078] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 431.275096] ? lock_downgrade+0x900/0x900 [ 431.275116] ? trace_hardirqs_off+0xb8/0x310 [ 431.275135] ? trace_hardirqs_off+0xb8/0x310 [ 431.275171] __alloc_pages_slowpath+0x2651/0x2de0 [ 431.275218] ? warn_alloc+0x120/0x120 [ 431.284420] rcu: (t=10531 jiffies g=31105 q=7) [ 431.287001] ? print_usage_bug+0xc0/0xc0 [ 431.289138] rcu: rcu_preempt kthread starved for 9572 jiffies! g31105 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 431.292746] ? warn_alloc+0x120/0x120 [ 431.297910] rcu: RCU grace-period kthread stack dump: [ 431.302258] ? warn_alloc+0x120/0x120 [ 431.307081] rcu_preempt R running task 22568 10 2 0x80000000 [ 431.311224] ? print_usage_bug+0xc0/0xc0 [ 431.315605] Call Trace: [ 431.320008] ? print_usage_bug+0xc0/0xc0 [ 431.324833] __schedule+0x8cf/0x21d0 [ 431.328617] ? __lock_acquire+0x62f/0x4c20 [ 431.333362] ? __sched_text_start+0x8/0x8 [ 431.337402] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.347789] ? add_timer_on+0xa20/0xa20 [ 431.351571] ? should_fail+0x22d/0xd01 [ 431.356795] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 431.360584] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 431.367757] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 431.371806] ? __lock_acquire+0x62f/0x4c20 [ 431.374376] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 431.378424] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 431.382125] ? trace_hardirqs_on+0xbd/0x310 [ 431.386344] ? __lock_acquire+0x62f/0x4c20 [ 431.390476] ? kasan_check_read+0x11/0x20 [ 431.395999] ? should_fail+0x22d/0xd01 [ 431.399968] ? prepare_to_swait_event+0x25a/0x800 [ 431.403833] ? find_held_lock+0x36/0x1c0 [ 431.408917] ? trace_hardirqs_off_caller+0x310/0x310 [ 431.414007] ? mark_held_locks+0x130/0x130 [ 431.419089] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 431.423312] ? mark_held_locks+0x130/0x130 [ 431.427879] schedule+0xfe/0x460 [ 431.432968] ? zap_class+0x640/0x640 [ 431.437308] ? __schedule+0x21d0/0x21d0 [ 431.441568] ? zap_class+0x640/0x640 [ 431.445732] ? prepare_to_swait_event+0x25a/0x800 [ 431.449607] ? print_usage_bug+0xc0/0xc0 [ 431.454437] ? __init_swait_queue_head+0x150/0x150 [ 431.458486] ? do_raw_spin_unlock+0xa7/0x330 [ 431.463571] ? __lockdep_init_map+0x105/0x590 [ 431.467805] ? zap_class+0x640/0x640 [ 431.472939] ? lockdep_init_map+0x9/0x10 [ 431.477170] ? print_usage_bug+0xc0/0xc0 [ 431.480534] schedule_timeout+0x140/0x260 [ 431.484236] ? wq_watchdog_touch+0x9c/0xfe [ 431.488192] ? usleep_range+0x1a0/0x1a0 [ 431.491900] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.496727] ? __next_timer_interrupt+0x1a0/0x1a0 [ 431.500774] ? check_preemption_disabled+0x48/0x280 [ 431.505748] rcu_gp_fqs_loop+0x762/0xa80 [ 431.510130] ? __lock_is_held+0xb5/0x140 [ 431.514612] ? rcu_gp_fqs_check_wake+0x170/0x170 [ 431.518311] __alloc_pages_nodemask+0xad8/0xea0 [ 431.522357] ? trace_hardirqs_off_caller+0x310/0x310 [ 431.526402] ? zap_class+0x640/0x640 [ 431.530568] ? perf_trace_sched_process_exec+0x860/0x860 [ 431.534791] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 431.538751] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.544276] ? find_held_lock+0x36/0x1c0 [ 431.549106] ? rcu_gp_init+0x90b/0x1260 [ 431.554106] ? ____cache_alloc_node+0x1c7/0x1e0 [ 431.558149] ? dump_blkd_tasks.isra.48+0xe0/0xe0 [ 431.562191] ? lock_downgrade+0x900/0x900 [ 431.566935] ? rcu_accelerate_cbs+0x10a/0xae0 [ 431.571601] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.576688] ? zap_class+0x640/0x640 [ 431.580388] cache_grow_begin+0xa5/0x8c0 [ 431.585822] ? zap_class+0x640/0x640 [ 431.590820] ? do_raw_spin_unlock+0xa7/0x330 [ 431.596347] ? __lock_is_held+0xb5/0x140 [ 431.600389] fallback_alloc+0x204/0x2e0 [ 431.604345] ? __lock_is_held+0xb5/0x140 [ 431.608999] ____cache_alloc_node+0x1c7/0x1e0 [ 431.613741] ? zap_class+0x640/0x640 [ 431.617877] kmem_cache_alloc_node+0xe3/0x730 [ 431.622362] ? rcu_accelerate_cbs+0x10a/0xae0 [ 431.627889] ? ipv6_get_ifaddr+0x42e/0x620 [ 431.631595] ? find_held_lock+0x36/0x1c0 [ 431.635638] __alloc_skb+0x119/0x770 [ 431.639351] ? rcu_gp_kthread+0x8cf/0xc70 [ 431.643770] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 431.647824] ? _raw_spin_unlock_irq+0x27/0x80 [ 431.651790] ? netdev_alloc_frag+0x1f0/0x1f0 [ 431.655837] ? _raw_spin_unlock_irq+0x27/0x80 [ 431.660319] ? lock_downgrade+0x900/0x900 [ 431.664020] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 431.668503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.672982] ? trace_hardirqs_on+0xbd/0x310 [ 431.677201] ? refcount_sub_and_test_checked+0x203/0x310 [ 431.681247] ? kasan_check_read+0x11/0x20 [ 431.684954] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 431.689091] ? trace_hardirqs_off_caller+0x310/0x310 [ 431.694354] ? addrconf_rs_timer+0x690/0x690 [ 431.698832] ? perf_trace_sched_process_exec+0x860/0x860 [ 431.703239] ndisc_alloc_skb+0x144/0x340 [ 431.707718] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.711845] ndisc_send_rs+0x331/0x6e0 [ 431.716416] rcu_gp_kthread+0x341/0xc70 [ 431.721932] addrconf_rs_timer+0x314/0x690 [ 431.726257] ? rcu_gp_init+0x1260/0x1260 [ 431.731687] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 431.735817] ? mark_held_locks+0x130/0x130 [ 431.741258] call_timer_fn+0x272/0x920 [ 431.746341] ? __schedule+0x168a/0x21d0 [ 431.750732] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 431.756170] ? _raw_spin_unlock_irq+0x27/0x80 [ 431.760220] ? process_timeout+0x40/0x40 [ 431.765745] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 431.769621] ? mark_held_locks+0xc7/0x130 [ 431.773578] ? trace_hardirqs_on+0xbd/0x310 [ 431.777795] ? _raw_spin_unlock_irq+0x27/0x80 [ 431.781840] ? kasan_check_read+0x11/0x20 [ 431.786061] ? _raw_spin_unlock_irq+0x27/0x80 [ 431.790282] ? __schedule+0x168a/0x21d0 [ 431.794160] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 431.798118] ? trace_hardirqs_off_caller+0x310/0x310 [ 431.802336] ? lockdep_hardirqs_on+0x296/0x5b0 [ 431.806814] ? lock_pin_lock+0x350/0x350 [ 431.810858] ? trace_hardirqs_on+0xbd/0x310 [ 431.815429] ? _raw_spin_unlock_irq+0x60/0x80 [ 431.819566] ? kasan_check_read+0x11/0x20 [ 431.823874] ? __schedule+0x168a/0x21d0 [ 431.828356] ? __run_timers+0x7da/0xc70 [ 431.832488] ? __switch_to_asm+0x40/0x70 [ 431.836979] ? trace_hardirqs_off_caller+0x310/0x310 [ 431.840935] ? __switch_to_asm+0x40/0x70 [ 431.845163] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 431.850249] ? show_schedstat+0x561/0xf30 [ 431.854813] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 431.858864] ? __sched_text_start+0x8/0x8 [ 431.863166] __run_timers+0x7e5/0xc70 [ 431.867657] ? find_held_lock+0x36/0x1c0 [ 431.871802] ? timer_fixup_init+0x70/0x70 [ 431.875761] ? __kthread_parkme+0xce/0x1a0 [ 431.879715] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 431.883765] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 431.888851] ? zap_class+0x640/0x640 [ 431.892895] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 431.897119] ? print_usage_bug+0xc0/0xc0 [ 431.901253] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 431.905488] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 431.909625] ? trace_hardirqs_on+0xbd/0x310 [ 431.913409] ? find_held_lock+0x36/0x1c0 [ 431.917465] ? kasan_check_read+0x11/0x20 [ 431.921605] ? zap_class+0x640/0x640 [ 431.925825] ? __kthread_parkme+0xce/0x1a0 [ 431.930827] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.935915] ? trace_hardirqs_off_caller+0x310/0x310 [ 431.939614] ? check_preemption_disabled+0x48/0x280 [ 431.944711] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 431.948747] ? __lock_is_held+0xb5/0x140 [ 431.953308] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.958482] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.962787] ? __kthread_parkme+0xfb/0x1a0 [ 431.966836] ? check_preemption_disabled+0x48/0x280 [ 431.970974] ? rcu_gp_init+0x1260/0x1260 [ 431.974670] run_timer_softirq+0x52/0xb0 [ 431.978891] kthread+0x35a/0x440 [ 431.984411] ? rcu_read_lock_sched_held+0x14f/0x180 [ 431.989631] ? kthread_stop+0x900/0x900 [ 431.994649] __do_softirq+0x308/0xb7e [ 431.999738] ret_from_fork+0x3a/0x50 [ 432.003790] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 432.009322] NMI backtrace for cpu 1 [ 432.014836] ? lock_downgrade+0x900/0x900 [ 432.064154] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 432.069267] ? pvclock_read_flags+0x160/0x160 [ 432.073766] ? lapic_next_event+0x5a/0x90 [ 432.077921] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.083473] ? kvm_clock_read+0x18/0x30 [ 432.087449] ? kvm_sched_clock_read+0x9/0x20 [ 432.091908] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.097454] ? check_preemption_disabled+0x48/0x280 [ 432.102484] irq_exit+0x17f/0x1c0 [ 432.105943] smp_apic_timer_interrupt+0x1cb/0x760 [ 432.110797] ? smp_call_function_single_interrupt+0x650/0x650 [ 432.116684] ? interrupt_entry+0xb5/0xc0 [ 432.120750] ? trace_hardirqs_off_caller+0xbb/0x310 [ 432.125767] ? trace_hardirqs_off_caller+0xbb/0x310 [ 432.130805] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 432.135655] ? trace_hardirqs_on_caller+0x310/0x310 [ 432.140704] ? trace_hardirqs_on_caller+0x310/0x310 [ 432.145751] ? task_prio+0x50/0x50 [ 432.149292] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.154827] ? check_preemption_disabled+0x48/0x280 [ 432.159850] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 432.164713] apic_timer_interrupt+0xf/0x20 [ 432.168940] [ 432.171227] RIP: 0010:check_memory_region+0x117/0x1b0 [ 432.176457] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 432.195367] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 432.203076] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 432.210343] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 432.217624] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 432.224888] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 432.232157] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 432.239442] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 432.244738] kasan_check_read+0x11/0x20 [ 432.248729] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 432.253855] ? rcu_softirq_qs+0x20/0x20 [ 432.257856] rcu_is_watching+0x10/0x30 [ 432.261763] page_evictable+0x3c0/0x540 [ 432.265738] ? kswapd_stop+0x100/0x100 [ 432.269661] ? trace_hardirqs_off_caller+0x310/0x310 [ 432.274781] ? perf_trace_sched_process_exec+0x860/0x860 [ 432.280236] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.285910] ? check_preemption_disabled+0x48/0x280 [ 432.290981] shrink_active_list+0x869/0x1f00 [ 432.295445] ? mark_held_locks+0xc7/0x130 [ 432.299614] ? shrink_inactive_list+0x1c60/0x1c60 [ 432.304457] ? trace_hardirqs_on+0xbd/0x310 [ 432.308780] ? find_held_lock+0x36/0x1c0 [ 432.312842] ? shrink_inactive_list+0xa4a/0x1c60 [ 432.317598] ? trace_hardirqs_off_caller+0x310/0x310 [ 432.322726] ? zap_class+0x640/0x640 [ 432.326444] ? print_usage_bug+0xc0/0xc0 [ 432.330526] ? __page_frag_cache_drain+0x210/0x210 [ 432.335453] ? print_usage_bug+0xc0/0xc0 [ 432.339521] ? mark_held_locks+0xc7/0x130 [ 432.343690] ? find_held_lock+0x36/0x1c0 [ 432.347775] ? zap_class+0x640/0x640 [ 432.351495] ? mark_held_locks+0xc7/0x130 [ 432.355663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.361204] ? check_preemption_disabled+0x48/0x280 [ 432.366236] ? zap_class+0x640/0x640 [ 432.369972] ? __lock_is_held+0xb5/0x140 [ 432.374043] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.379584] ? check_preemption_disabled+0x48/0x280 [ 432.384624] ? __lock_is_held+0xb5/0x140 [ 432.388709] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 432.393760] ? inactive_list_is_low+0x305/0x880 [ 432.398447] ? lruvec_lru_size+0x450/0x450 [ 432.402680] ? kasan_check_read+0x11/0x20 [ 432.406846] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 432.411792] shrink_node_memcg+0x803/0x18f0 [ 432.416147] ? shrink_active_list+0x1f00/0x1f00 [ 432.420842] ? lock_downgrade+0x900/0x900 [ 432.425007] ? check_flush_dependency+0x410/0x410 [ 432.429854] ? kasan_check_read+0x11/0x20 [ 432.434007] ? do_raw_spin_unlock+0xa7/0x330 [ 432.438420] ? ___preempt_schedule+0x16/0x18 [ 432.442835] ? _raw_spin_unlock+0x3f/0x50 [ 432.446995] shrink_node+0x3bc/0x16b0 [ 432.450833] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 432.456134] ? shrink_node_memcg+0x18f0/0x18f0 [ 432.460716] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 432.465303] ? trace_hardirqs_on+0xbd/0x310 [ 432.469639] ? vmpressure+0x271/0x340 [ 432.473466] ? do_raw_spin_trylock+0x270/0x270 [ 432.478088] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 432.483627] ? __cpuset_node_allowed+0x19b/0x660 [ 432.488383] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 432.494094] ? vmpressure+0x1a2/0x340 [ 432.497905] do_try_to_free_pages+0x3e7/0x1290 [ 432.502500] ? zap_class+0x640/0x640 [ 432.506235] ? shrink_node+0x16b0/0x16b0 [ 432.510296] ? __lock_is_held+0xb5/0x140 [ 432.514370] try_to_free_pages+0x4d0/0xb90 [ 432.518608] ? do_try_to_free_pages+0x1290/0x1290 [ 432.523466] ? lock_acquire+0x1ed/0x520 [ 432.527451] ? set_page_refcounted+0x280/0x280 [ 432.532050] ? lock_release+0xa00/0xa00 [ 432.536025] ? _raw_spin_unlock_irq+0x60/0x80 [ 432.540520] ? psi_memstall_enter+0x240/0x2b0 [ 432.545016] ? psi_memstall_tick+0x230/0x230 [ 432.549434] __alloc_pages_slowpath+0xa48/0x2de0 [ 432.554224] ? warn_alloc+0x120/0x120 [ 432.558023] ? mark_held_locks+0x130/0x130 [ 432.562280] ? find_get_entry+0xaae/0x1120 [ 432.566527] ? filemap_map_pages+0x1a20/0x1a20 [ 432.571117] ? zap_class+0x640/0x640 [ 432.574839] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.580392] ? check_preemption_disabled+0x48/0x280 [ 432.585407] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.590951] ? should_fail+0x22d/0xd01 [ 432.594848] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 432.599959] ? zap_class+0x640/0x640 [ 432.603697] ? __lock_is_held+0xb5/0x140 [ 432.607782] ? mark_held_locks+0x130/0x130 [ 432.612032] ? lock_release+0xa00/0xa00 [ 432.616017] ? perf_trace_sched_process_exec+0x860/0x860 [ 432.621466] ? xa_load+0x2ba/0x460 [ 432.625010] ? lock_downgrade+0x900/0x900 [ 432.629167] ? __might_sleep+0x95/0x190 [ 432.633147] __alloc_pages_nodemask+0xad8/0xea0 [ 432.637825] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 432.642846] ? __page_cache_alloc+0x191/0x5c0 [ 432.647348] ? xa_load+0x2e1/0x460 [ 432.650886] ? xa_clear_mark+0x40/0x40 [ 432.654771] ? zap_class+0x640/0x640 [ 432.658488] ? zap_class+0x640/0x640 [ 432.662212] ? zap_class+0x640/0x640 [ 432.665928] ? __do_page_cache_readahead+0x663/0x810 [ 432.671043] ? find_held_lock+0x36/0x1c0 [ 432.675113] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 432.680664] alloc_pages_current+0x173/0x350 [ 432.685081] __page_cache_alloc+0x38c/0x5c0 [ 432.689405] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 432.694336] ? kasan_check_read+0x11/0x20 [ 432.698488] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 432.703766] ? generic_perform_write+0x6a0/0x6a0 [ 432.708524] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.714066] ? check_preemption_disabled+0x48/0x280 [ 432.719093] filemap_fault+0x1595/0x25f0 [ 432.723167] ? __lock_page_or_retry+0xa00/0xa00 [ 432.727842] ? mark_held_locks+0x130/0x130 [ 432.732088] ? filemap_map_pages+0xd6b/0x1a20 [ 432.736587] ? lock_downgrade+0x900/0x900 [ 432.740738] ? check_preemption_disabled+0x48/0x280 [ 432.745759] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 432.750693] ? kasan_check_read+0x11/0x20 [ 432.754840] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 432.760120] ? rcu_softirq_qs+0x20/0x20 [ 432.764107] ? filemap_map_pages+0xd92/0x1a20 [ 432.768609] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.774157] ? find_get_entries_tag+0x1400/0x1400 [ 432.779011] ? __lock_acquire+0x62f/0x4c20 [ 432.783275] ? lock_acquire+0x1ed/0x520 [ 432.787253] ? ext4_filemap_fault+0x7a/0xad [ 432.791582] ? lock_release+0xa00/0xa00 [ 432.795555] ? perf_trace_sched_process_exec+0x860/0x860 [ 432.801009] ? print_usage_bug+0xc0/0xc0 [ 432.805076] ? print_usage_bug+0xc0/0xc0 [ 432.809151] ? down_read+0x8d/0x120 [ 432.812778] ? ext4_filemap_fault+0x7a/0xad [ 432.817101] ? __down_interruptible+0x700/0x700 [ 432.821798] ext4_filemap_fault+0x82/0xad [ 432.825959] __do_fault+0x100/0x6b0 [ 432.829594] ? pmd_devmap_trans_unstable+0x220/0x220 [ 432.834713] ? mark_held_locks+0x130/0x130 [ 432.838960] ? mark_held_locks+0x130/0x130 [ 432.843198] ? find_held_lock+0x36/0x1c0 [ 432.847289] ? find_held_lock+0x36/0x1c0 [ 432.851355] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.856913] __handle_mm_fault+0x3ea0/0x5be0 [ 432.861361] ? poll_select_copy_remaining+0x18c/0x6a0 [ 432.866589] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 432.871444] ? __might_fault+0x12b/0x1e0 [ 432.875505] ? lock_downgrade+0x900/0x900 [ 432.879658] ? zap_class+0x640/0x640 [ 432.883370] ? zap_class+0x640/0x640 [ 432.887087] ? find_held_lock+0x36/0x1c0 [ 432.891162] ? handle_mm_fault+0x42a/0xc70 [ 432.895400] ? lock_downgrade+0x900/0x900 [ 432.899552] ? check_preemption_disabled+0x48/0x280 [ 432.904570] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 432.909499] ? kasan_check_read+0x11/0x20 [ 432.913647] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 432.918935] ? rcu_softirq_qs+0x20/0x20 [ 432.922936] ? trace_hardirqs_off_caller+0x310/0x310 [ 432.928054] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.933594] ? check_preemption_disabled+0x48/0x280 [ 432.938626] handle_mm_fault+0x54f/0xc70 [ 432.942691] ? __handle_mm_fault+0x5be0/0x5be0 [ 432.947280] ? find_vma+0x34/0x190 [ 432.950827] __do_page_fault+0x5e8/0xe60 [ 432.954917] ? trace_hardirqs_off+0xb8/0x310 [ 432.959358] do_page_fault+0xf2/0x7e0 [ 432.963161] ? vmalloc_sync_all+0x30/0x30 [ 432.967315] ? error_entry+0x70/0xd0 [ 432.971032] ? trace_hardirqs_off_caller+0xbb/0x310 [ 432.976048] ? trace_hardirqs_on_caller+0xc0/0x310 [ 432.981000] ? syscall_return_slowpath+0x5e0/0x5e0 [ 432.985927] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 432.990783] ? trace_hardirqs_on_caller+0x310/0x310 [ 432.995802] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 433.001260] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 433.006310] ? prepare_exit_to_usermode+0x291/0x3b0 [ 433.011327] ? page_fault+0x8/0x30 [ 433.014874] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 433.019720] ? page_fault+0x8/0x30 [ 433.023262] page_fault+0x1e/0x30 [ 433.026714] RIP: 0033:0x7efe5ebdedd3 [ 433.030437] Code: Bad RIP value. [ 433.033796] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 433.039175] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 433.046460] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 433.053734] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 433.061002] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 433.068286] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 433.075586] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 433.075591] warn_alloc_show_mem: 1 callbacks suppressed [ 433.075598] Mem-Info: [ 433.082875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 433.088246] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 433.088246] active_file:14 inactive_file:10 isolated_file:0 [ 433.088246] unevictable:0 dirty:0 writeback:0 unstable:0 [ 433.088246] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 433.088246] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 433.088246] free:13762 free_pcp:570 free_cma:0 [ 433.090620] Call Trace: [ 433.100010] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 433.133357] [ 433.135931] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 433.163782] dump_stack+0x244/0x39d [ 433.165904] lowmem_reserve[]: 0 2818 6321 6321 [ 433.192008] ? dump_stack_print_info.cold.1+0x20/0x20 [ 433.195609] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 433.200186] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.205365] lowmem_reserve[]: 0 0 3503 3503 [ 433.233031] ? do_raw_spin_lock+0x14f/0x350 [ 433.238568] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 433.242884] nmi_cpu_backtrace.cold.2+0x5c/0xa1 [ 433.247182] lowmem_reserve[]: 0 0 0 0 [ 433.276151] ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f [ 433.280791] 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 [ 433.284599] nmi_trigger_cpumask_backtrace+0x1e8/0x22a [ 433.289764] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 433.303281] arch_trigger_cpumask_backtrace+0x14/0x20 [ 433.308534] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 433.323789] rcu_dump_cpu_stacks+0x16f/0x1bc [ 433.329004] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 433.344017] print_cpu_stall.cold.67+0x1f3/0x3c7 [ 433.348398] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 433.348406] 268 total pagecache pages [ 433.357255] ? print_other_cpu_stall+0x160/0x160 [ 433.361992] 0 pages in swap cache [ 433.370570] ? print_usage_bug+0xc0/0xc0 [ 433.374348] Swap cache stats: add 0, delete 0, find 0/0 [ 433.379097] ? kasan_check_read+0x11/0x20 [ 433.382529] Free swap = 0kB [ 433.386600] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.391937] Total swap = 0kB [ 433.396090] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.399086] 1965979 pages RAM [ 433.404619] ? do_trace_rcu_torture_read+0x10/0x10 [ 433.407615] 0 pages HighMem/MovableOnly [ 433.413145] ? rcu_preempt_need_deferred_qs+0x74/0x1f0 [ 433.416228] 342854 pages reserved [ 433.421163] ? __lock_is_held+0xb5/0x140 [ 433.425128] 0 pages cma reserved [ 433.430400] ? __rcu_read_lock+0x50/0x50 [ 433.433932] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 433.437919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.437935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.441368] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 433.445341] ? check_preemption_disabled+0x48/0x280 [ 433.451812] init cpuset=/ mems_allowed=0 [ 433.457345] rcu_check_callbacks+0xf3b/0x13f0 [ 433.486107] ? rcutree_dead_cpu+0x10/0x10 [ 433.490259] ? lock_downgrade+0x900/0x900 [ 433.494438] ? lock_release+0x970/0xa00 [ 433.498424] ? zap_class+0x640/0x640 [ 433.502151] ? mark_held_locks+0x130/0x130 [ 433.506386] ? zap_class+0x640/0x640 [ 433.510101] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.515643] ? pvclock_gtod_notify+0x2e3/0x3e0 [ 433.520253] ? kvm_set_tsc_khz+0x540/0x540 [ 433.524485] ? warn_alloc.cold.116+0xd1/0x1bd [ 433.528989] ? find_held_lock+0x36/0x1c0 [ 433.533056] ? zap_class+0x640/0x640 [ 433.536774] ? timekeeping_advance+0x3cc/0xc00 [ 433.541361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.546912] ? check_preemption_disabled+0x48/0x280 [ 433.551943] ? trace_hardirqs_off+0xb8/0x310 [ 433.556377] ? __lock_is_held+0xb5/0x140 [ 433.560460] ? trace_hardirqs_on+0x310/0x310 [ 433.564871] ? check_preemption_disabled+0x48/0x280 [ 433.569912] ? raise_softirq+0x199/0x420 [ 433.573998] ? raise_softirq_irqoff+0x2e0/0x2e0 [ 433.578674] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.584212] ? check_preemption_disabled+0x48/0x280 [ 433.589234] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 433.594773] ? hrtimer_run_queues+0x9a/0x400 [ 433.599205] ? run_local_timers+0x19b/0x230 [ 433.603539] ? timer_clear_idle+0x90/0x90 [ 433.607699] ? debug_smp_processor_id+0x1c/0x20 [ 433.612374] ? irqtime_account_process_tick.isra.6+0x114/0x490 [ 433.618353] ? account_process_tick+0x282/0x350 [ 433.623032] update_process_times+0x2d/0x70 [ 433.627355] tick_sched_handle+0x9f/0x180 [ 433.631508] tick_sched_timer+0x45/0x130 [ 433.635570] __hrtimer_run_queues+0x41c/0x10d0 [ 433.640160] ? tick_sched_do_timer+0x1a0/0x1a0 [ 433.644750] ? hrtimer_start_range_ns+0xe00/0xe00 [ 433.649607] ? pvclock_read_flags+0x160/0x160 [ 433.654106] ? trace_hardirqs_on+0x310/0x310 [ 433.658523] ? zap_class+0x640/0x640 [ 433.662258] ? kvm_clock_read+0x18/0x30 [ 433.666260] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 433.671275] ? ktime_get_update_offsets_now+0x3b3/0x540 [ 433.676643] ? do_timer+0x50/0x50 [ 433.680101] ? rwlock_bug.part.2+0x90/0x90 [ 433.684337] ? trace_hardirqs_on+0x310/0x310 [ 433.688748] ? rcu_softirq_qs+0x20/0x20 [ 433.692742] hrtimer_interrupt+0x313/0x780 [ 433.697004] smp_apic_timer_interrupt+0x1a1/0x760 [ 433.701865] ? smp_call_function_single_interrupt+0x650/0x650 [ 433.707753] ? interrupt_entry+0xb5/0xc0 [ 433.711815] ? trace_hardirqs_off_caller+0xbb/0x310 [ 433.716845] ? ____cache_alloc_node+0x1c7/0x1e0 [ 433.721520] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 433.726365] ? trace_hardirqs_on_caller+0x310/0x310 [ 433.731442] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 433.736295] apic_timer_interrupt+0xf/0x20 [ 433.740535] RIP: 0010:kmem_cache_alloc_node+0x247/0x730 [ 433.745934] Code: 3f 7e 0f 85 32 ff ff ff e8 55 e9 3d ff e9 28 ff ff ff e8 fc 1e c3 ff 48 83 3d 94 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 bf fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 433.764842] RSP: 0000:ffff8881daf07450 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 433.772572] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1103743c589 [ 433.779844] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000282 [ 433.787114] RBP: ffff8881daf074c0 R08: ffff8881ba1e2c48 R09: 0000000000000002 [ 433.794381] R10: 0000000000000000 R11: ffff8881ba1e2380 R12: ffff8881d9beec00 [ 433.801647] R13: ffff8881d9beec00 R14: 0000000000000000 R15: 0000000000000282 [ 433.808973] ? apic_timer_interrupt+0xa/0x20 [ 433.813470] ? ipv6_get_ifaddr+0x42e/0x620 [ 433.817720] __alloc_skb+0x119/0x770 [ 433.821481] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 433.826763] ? netdev_alloc_frag+0x1f0/0x1f0 [ 433.831176] ? lock_downgrade+0x900/0x900 [ 433.835334] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.840873] ? refcount_sub_and_test_checked+0x203/0x310 [ 433.846332] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 433.851783] ? addrconf_rs_timer+0x690/0x690 [ 433.856208] ndisc_alloc_skb+0x144/0x340 [ 433.860277] ndisc_send_rs+0x331/0x6e0 [ 433.864171] addrconf_rs_timer+0x314/0x690 [ 433.868413] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 433.872683] call_timer_fn+0x272/0x920 [ 433.876585] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 433.880834] ? process_timeout+0x40/0x40 [ 433.884906] ? __run_timers+0x7da/0xc70 [ 433.888884] ? _raw_spin_unlock_irq+0x27/0x80 [ 433.893379] ? _raw_spin_unlock_irq+0x27/0x80 [ 433.897890] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 433.902126] ? lockdep_hardirqs_on+0x296/0x5b0 [ 433.906718] ? trace_hardirqs_on+0xbd/0x310 [ 433.911042] ? kasan_check_read+0x11/0x20 [ 433.915190] ? __run_timers+0x7da/0xc70 [ 433.919180] ? trace_hardirqs_off_caller+0x310/0x310 [ 433.924307] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 433.928550] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 433.932784] __run_timers+0x7e5/0xc70 [ 433.936595] ? timer_fixup_init+0x70/0x70 [ 433.940750] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 433.945787] ? zap_class+0x640/0x640 [ 433.949508] ? enqueue_hrtimer+0x1a5/0x560 [ 433.953760] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 433.958995] ? find_held_lock+0x36/0x1c0 [ 433.963063] ? zap_class+0x640/0x640 [ 433.966784] ? pvclock_read_flags+0x160/0x160 [ 433.971284] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.976853] ? check_preemption_disabled+0x48/0x280 [ 433.981878] ? __lock_is_held+0xb5/0x140 [ 433.986049] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.991590] ? check_preemption_disabled+0x48/0x280 [ 433.996613] run_timer_softirq+0x52/0xb0 [ 434.000677] ? rcu_read_lock_sched_held+0x14f/0x180 [ 434.005699] __do_softirq+0x308/0xb7e [ 434.009509] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 434.014007] ? lock_downgrade+0x900/0x900 [ 434.018161] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 434.023271] ? pvclock_read_flags+0x160/0x160 [ 434.027770] ? lapic_next_event+0x5a/0x90 [ 434.031920] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.037469] ? kvm_clock_read+0x18/0x30 [ 434.041447] ? kvm_sched_clock_read+0x9/0x20 [ 434.045857] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.051396] ? check_preemption_disabled+0x48/0x280 [ 434.056452] irq_exit+0x17f/0x1c0 [ 434.059912] smp_apic_timer_interrupt+0x1cb/0x760 [ 434.064762] ? smp_reschedule_interrupt+0x109/0x650 [ 434.069795] ? smp_call_function_single_interrupt+0x650/0x650 [ 434.075694] ? interrupt_entry+0xb5/0xc0 [ 434.079769] ? trace_hardirqs_off_caller+0xbb/0x310 [ 434.084785] ? trace_hardirqs_off_caller+0xbb/0x310 [ 434.089801] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 434.094693] ? trace_hardirqs_on_caller+0x310/0x310 [ 434.099724] ? trace_hardirqs_on_caller+0x310/0x310 [ 434.104745] ? task_prio+0x50/0x50 [ 434.108287] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.113833] ? check_preemption_disabled+0x48/0x280 [ 434.119374] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 434.124228] apic_timer_interrupt+0xf/0x20 [ 434.128462] [ 434.130754] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 434.135703] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 434.154641] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 434.162428] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 434.169706] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 434.176986] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 434.184281] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 434.191560] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 434.198866] skb_clone+0x1bb/0x500 [ 434.202422] ? finish_task_switch+0x663/0x910 [ 434.206921] ? skb_split+0x11e0/0x11e0 [ 434.210827] ? preempt_notifier_register+0x200/0x200 [ 434.215941] ? __switch_to_asm+0x34/0x70 [ 434.220015] ? __switch_to_asm+0x34/0x70 [ 434.224149] ? __switch_to_asm+0x40/0x70 [ 434.228207] ? __switch_to_asm+0x34/0x70 [ 434.232269] ? __switch_to_asm+0x40/0x70 [ 434.236327] ? __switch_to_asm+0x34/0x70 [ 434.240385] ? __switch_to_asm+0x40/0x70 [ 434.244456] ? __switch_to_asm+0x34/0x70 [ 434.248516] ? __switch_to_asm+0x34/0x70 [ 434.252575] ? __switch_to_asm+0x40/0x70 [ 434.256634] ? __switch_to_asm+0x34/0x70 [ 434.260701] bpf_clone_redirect+0xb9/0x490 [ 434.264964] ? __schedule+0x8d7/0x21d0 [ 434.268862] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 434.273940] ? __sched_text_start+0x8/0x8 [ 434.278112] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 434.282880] ? find_held_lock+0x36/0x1c0 [ 434.286977] ? lock_acquire+0x1ed/0x520 [ 434.290967] ? bpf_test_run+0x3cb/0x780 [ 434.294970] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.300512] ? check_preemption_disabled+0x48/0x280 [ 434.305535] ? kasan_check_read+0x11/0x20 [ 434.309684] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 434.314972] ? rcu_softirq_qs+0x20/0x20 [ 434.318963] ? preempt_schedule+0x4d/0x60 [ 434.323113] ? ___preempt_schedule+0x16/0x18 [ 434.327544] ? bpf_test_run+0x25d/0x780 [ 434.331536] ? netlink_diag_dump+0x2a0/0x2a0 [ 434.335953] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.341518] ? bpf_test_init.isra.10+0x70/0x100 [ 434.346193] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 434.351050] ? bpf_test_finish.isra.9+0x260/0x260 [ 434.355893] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 434.361427] ? fput+0x130/0x1a0 [ 434.364716] ? __bpf_prog_get+0x9b/0x290 [ 434.368794] ? bpf_test_finish.isra.9+0x260/0x260 [ 434.373648] ? bpf_prog_test_run+0x130/0x1a0 [ 434.378059] ? __x64_sys_bpf+0x3db/0x520 [ 434.382118] ? bpf_prog_get+0x20/0x20 [ 434.385943] ? do_syscall_64+0x1b9/0x820 [ 434.390018] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 434.395387] ? syscall_return_slowpath+0x5e0/0x5e0 [ 434.400318] ? trace_hardirqs_on_caller+0x310/0x310 [ 434.405335] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 434.410367] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 434.417036] ? __switch_to_asm+0x40/0x70 [ 434.421108] ? __switch_to_asm+0x34/0x70 [ 434.425180] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 434.430037] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 434.435421] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 434.435791] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 434.441660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 434.441665] Call Trace: [ 434.441671] [ 434.441689] dump_stack+0x244/0x39d [ 434.441708] ? dump_stack_print_info.cold.1+0x20/0x20 [ 434.448253] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 434.457557] warn_alloc.cold.116+0xb7/0x1bd [ 434.460111] syz-executor2 cpuset=syz2 mems_allowed=0 [ 434.462255] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 434.495819] ? lock_downgrade+0x900/0x900 [ 434.500339] ? trace_hardirqs_off+0xb8/0x310 [ 434.504755] ? trace_hardirqs_off+0xb8/0x310 [ 434.509172] __alloc_pages_slowpath+0x2651/0x2de0 [ 434.514051] ? warn_alloc+0x120/0x120 [ 434.517857] ? print_usage_bug+0xc0/0xc0 [ 434.521921] ? warn_alloc+0x120/0x120 [ 434.525729] ? warn_alloc+0x120/0x120 [ 434.529534] ? print_usage_bug+0xc0/0xc0 [ 434.533643] ? kvm_clock_read+0x18/0x30 [ 434.537624] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 434.542644] ? print_usage_bug+0xc0/0xc0 [ 434.546704] ? __lock_acquire+0x62f/0x4c20 [ 434.550943] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.556494] ? should_fail+0x22d/0xd01 [ 434.560397] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 434.565677] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 434.570781] ? __lock_acquire+0x62f/0x4c20 [ 434.575052] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 434.580154] ? __lock_acquire+0x62f/0x4c20 [ 434.584388] ? should_fail+0x22d/0xd01 [ 434.588272] ? rcu_irq_exit+0x1a2/0x390 [ 434.592254] ? mark_held_locks+0x130/0x130 [ 434.596493] ? mark_held_locks+0x130/0x130 [ 434.600750] ? mark_held_locks+0xc7/0x130 [ 434.604898] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 434.609916] ? zap_class+0x640/0x640 [ 434.613638] ? print_usage_bug+0xc0/0xc0 [ 434.617703] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.623278] ? check_preemption_disabled+0x48/0x280 [ 434.628335] ? __lock_is_held+0xb5/0x140 [ 434.632403] __alloc_pages_nodemask+0xad8/0xea0 [ 434.637079] ? zap_class+0x640/0x640 [ 434.640845] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 434.645880] ? find_held_lock+0x36/0x1c0 [ 434.649987] ? ____cache_alloc_node+0x1c7/0x1e0 [ 434.654660] ? lock_downgrade+0x900/0x900 [ 434.658817] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.664361] cache_grow_begin+0xa5/0x8c0 [ 434.668427] ? do_raw_spin_unlock+0xa7/0x330 [ 434.672841] fallback_alloc+0x204/0x2e0 [ 434.676820] ____cache_alloc_node+0x1c7/0x1e0 [ 434.681321] kmem_cache_alloc_node+0xe3/0x730 [ 434.685821] ? ipv6_get_ifaddr+0x42e/0x620 [ 434.690067] __alloc_skb+0x119/0x770 [ 434.693790] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 434.699092] ? netdev_alloc_frag+0x1f0/0x1f0 [ 434.703510] ? lock_downgrade+0x900/0x900 [ 434.707664] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.713201] ? refcount_sub_and_test_checked+0x203/0x310 [ 434.718661] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 434.724126] ? addrconf_rs_timer+0x690/0x690 [ 434.728562] ndisc_alloc_skb+0x144/0x340 [ 434.732629] ndisc_send_rs+0x331/0x6e0 [ 434.736524] addrconf_rs_timer+0x314/0x690 [ 434.740776] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.745019] call_timer_fn+0x272/0x920 [ 434.748908] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.753162] ? process_timeout+0x40/0x40 [ 434.757285] ? mark_held_locks+0xc7/0x130 [ 434.761451] ? _raw_spin_unlock_irq+0x27/0x80 [ 434.765958] ? _raw_spin_unlock_irq+0x27/0x80 [ 434.770455] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.774695] ? lockdep_hardirqs_on+0x296/0x5b0 [ 434.779279] ? trace_hardirqs_on+0xbd/0x310 [ 434.783601] ? kasan_check_read+0x11/0x20 [ 434.787778] ? __run_timers+0x7da/0xc70 [ 434.791770] ? trace_hardirqs_off_caller+0x310/0x310 [ 434.796881] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.801123] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.805356] __run_timers+0x7e5/0xc70 [ 434.809174] ? timer_fixup_init+0x70/0x70 [ 434.813334] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 434.818367] ? zap_class+0x640/0x640 [ 434.822086] ? print_usage_bug+0xc0/0xc0 [ 434.826147] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 434.831345] ? find_held_lock+0x36/0x1c0 [ 434.835415] ? zap_class+0x640/0x640 [ 434.839137] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.844695] ? check_preemption_disabled+0x48/0x280 [ 434.849719] ? __lock_is_held+0xb5/0x140 [ 434.853783] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.859328] ? check_preemption_disabled+0x48/0x280 [ 434.864354] run_timer_softirq+0x52/0xb0 [ 434.868417] ? rcu_read_lock_sched_held+0x14f/0x180 [ 434.873436] __do_softirq+0x308/0xb7e [ 434.877246] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 434.881757] ? lock_downgrade+0x900/0x900 [ 434.885911] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 434.891028] ? pvclock_read_flags+0x160/0x160 [ 434.895526] ? lapic_next_event+0x5a/0x90 [ 434.899690] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.905243] ? kvm_clock_read+0x18/0x30 [ 434.909252] ? kvm_sched_clock_read+0x9/0x20 [ 434.913704] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.919250] ? check_preemption_disabled+0x48/0x280 [ 434.924280] irq_exit+0x17f/0x1c0 [ 434.927738] smp_apic_timer_interrupt+0x1cb/0x760 [ 434.932589] ? smp_call_function_single_interrupt+0x650/0x650 [ 434.938484] ? interrupt_entry+0xb5/0xc0 [ 434.942547] ? trace_hardirqs_off_caller+0xbb/0x310 [ 434.947564] ? trace_hardirqs_off_caller+0xbb/0x310 [ 434.952584] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 434.957428] ? trace_hardirqs_on_caller+0x310/0x310 [ 434.962448] ? trace_hardirqs_on_caller+0x310/0x310 [ 434.967464] ? task_prio+0x50/0x50 [ 434.971006] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.976547] ? check_preemption_disabled+0x48/0x280 [ 434.981590] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 434.986450] apic_timer_interrupt+0xf/0x20 [ 434.990677] [ 434.992917] RIP: 0010:check_memory_region+0x117/0x1b0 [ 434.998122] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 435.017027] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 435.024744] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 435.032008] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 435.039272] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 435.046557] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 435.053838] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 435.061123] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 435.066413] kasan_check_read+0x11/0x20 [ 435.070386] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 435.075489] ? rcu_softirq_qs+0x20/0x20 [ 435.079473] rcu_is_watching+0x10/0x30 [ 435.083361] page_evictable+0x3c0/0x540 [ 435.087338] ? kswapd_stop+0x100/0x100 [ 435.091234] ? trace_hardirqs_off_caller+0x310/0x310 [ 435.096339] ? perf_trace_sched_process_exec+0x860/0x860 [ 435.101795] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.107334] ? check_preemption_disabled+0x48/0x280 [ 435.112356] shrink_active_list+0x869/0x1f00 [ 435.116983] ? mark_held_locks+0xc7/0x130 [ 435.121141] ? shrink_inactive_list+0x1c60/0x1c60 [ 435.125998] ? trace_hardirqs_on+0xbd/0x310 [ 435.130337] ? find_held_lock+0x36/0x1c0 [ 435.134396] ? shrink_inactive_list+0xa4a/0x1c60 [ 435.139152] ? trace_hardirqs_off_caller+0x310/0x310 [ 435.144254] ? zap_class+0x640/0x640 [ 435.147992] ? print_usage_bug+0xc0/0xc0 [ 435.152091] ? __page_frag_cache_drain+0x210/0x210 [ 435.157033] ? print_usage_bug+0xc0/0xc0 [ 435.161116] ? mark_held_locks+0xc7/0x130 [ 435.165270] ? find_held_lock+0x36/0x1c0 [ 435.169338] ? zap_class+0x640/0x640 [ 435.173057] ? mark_held_locks+0xc7/0x130 [ 435.177213] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.182775] ? check_preemption_disabled+0x48/0x280 [ 435.187829] ? zap_class+0x640/0x640 [ 435.191543] ? __lock_is_held+0xb5/0x140 [ 435.195610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.201167] ? check_preemption_disabled+0x48/0x280 [ 435.206220] ? __lock_is_held+0xb5/0x140 [ 435.210312] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 435.215329] ? inactive_list_is_low+0x305/0x880 [ 435.220006] ? lruvec_lru_size+0x450/0x450 [ 435.224243] ? kasan_check_read+0x11/0x20 [ 435.228401] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 435.233345] shrink_node_memcg+0x803/0x18f0 [ 435.237698] ? shrink_active_list+0x1f00/0x1f00 [ 435.242369] ? lock_downgrade+0x900/0x900 [ 435.246527] ? check_flush_dependency+0x410/0x410 [ 435.251393] ? kasan_check_read+0x11/0x20 [ 435.255544] ? do_raw_spin_unlock+0xa7/0x330 [ 435.259967] ? ___preempt_schedule+0x16/0x18 [ 435.264384] ? _raw_spin_unlock+0x3f/0x50 [ 435.268554] shrink_node+0x3bc/0x16b0 [ 435.272357] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 435.277658] ? shrink_node_memcg+0x18f0/0x18f0 [ 435.282271] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 435.286853] ? trace_hardirqs_on+0xbd/0x310 [ 435.291189] ? vmpressure+0x271/0x340 [ 435.295009] ? do_raw_spin_trylock+0x270/0x270 [ 435.299604] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 435.305142] ? __cpuset_node_allowed+0x19b/0x660 [ 435.309901] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 435.315612] ? vmpressure+0x1a2/0x340 [ 435.319422] do_try_to_free_pages+0x3e7/0x1290 [ 435.324000] ? zap_class+0x640/0x640 [ 435.327725] ? shrink_node+0x16b0/0x16b0 [ 435.331803] ? __lock_is_held+0xb5/0x140 [ 435.335876] try_to_free_pages+0x4d0/0xb90 [ 435.340113] ? do_try_to_free_pages+0x1290/0x1290 [ 435.344975] ? lock_acquire+0x1ed/0x520 [ 435.348972] ? set_page_refcounted+0x280/0x280 [ 435.353561] ? lock_release+0xa00/0xa00 [ 435.357537] ? _raw_spin_unlock_irq+0x60/0x80 [ 435.362032] ? psi_memstall_enter+0x240/0x2b0 [ 435.366546] ? psi_memstall_tick+0x230/0x230 [ 435.370976] __alloc_pages_slowpath+0xa48/0x2de0 [ 435.375761] ? warn_alloc+0x120/0x120 [ 435.379558] ? mark_held_locks+0x130/0x130 [ 435.383798] ? find_get_entry+0xaae/0x1120 [ 435.388068] ? filemap_map_pages+0x1a20/0x1a20 [ 435.392690] ? zap_class+0x640/0x640 [ 435.396423] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.401985] ? check_preemption_disabled+0x48/0x280 [ 435.407020] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.412557] ? should_fail+0x22d/0xd01 [ 435.416450] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 435.421556] ? zap_class+0x640/0x640 [ 435.425425] ? __lock_is_held+0xb5/0x140 [ 435.429507] ? mark_held_locks+0x130/0x130 [ 435.433741] ? lock_release+0xa00/0xa00 [ 435.437715] ? perf_trace_sched_process_exec+0x860/0x860 [ 435.443168] ? xa_load+0x2ba/0x460 [ 435.446709] ? lock_downgrade+0x900/0x900 [ 435.450881] ? __might_sleep+0x95/0x190 [ 435.454862] __alloc_pages_nodemask+0xad8/0xea0 [ 435.459556] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 435.464577] ? __page_cache_alloc+0x191/0x5c0 [ 435.469107] ? xa_load+0x2e1/0x460 [ 435.472649] ? xa_clear_mark+0x40/0x40 [ 435.476556] ? zap_class+0x640/0x640 [ 435.480283] ? zap_class+0x640/0x640 [ 435.484001] ? zap_class+0x640/0x640 [ 435.487715] ? __do_page_cache_readahead+0x663/0x810 [ 435.492826] ? find_held_lock+0x36/0x1c0 [ 435.496891] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 435.502440] alloc_pages_current+0x173/0x350 [ 435.506856] __page_cache_alloc+0x38c/0x5c0 [ 435.511174] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 435.516124] ? kasan_check_read+0x11/0x20 [ 435.520284] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 435.525578] ? generic_perform_write+0x6a0/0x6a0 [ 435.530341] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.535898] ? check_preemption_disabled+0x48/0x280 [ 435.540921] filemap_fault+0x1595/0x25f0 [ 435.545003] ? __lock_page_or_retry+0xa00/0xa00 [ 435.549696] ? mark_held_locks+0x130/0x130 [ 435.553940] ? filemap_map_pages+0xd6b/0x1a20 [ 435.558450] ? lock_downgrade+0x900/0x900 [ 435.562602] ? check_preemption_disabled+0x48/0x280 [ 435.567622] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 435.572549] ? kasan_check_read+0x11/0x20 [ 435.576712] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 435.581989] ? rcu_softirq_qs+0x20/0x20 [ 435.585986] ? filemap_map_pages+0xd92/0x1a20 [ 435.590501] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.596048] ? find_get_entries_tag+0x1400/0x1400 [ 435.600898] ? __lock_acquire+0x62f/0x4c20 [ 435.605160] ? lock_acquire+0x1ed/0x520 [ 435.609132] ? ext4_filemap_fault+0x7a/0xad [ 435.613459] ? lock_release+0xa00/0xa00 [ 435.617436] ? perf_trace_sched_process_exec+0x860/0x860 [ 435.622887] ? print_usage_bug+0xc0/0xc0 [ 435.626958] ? print_usage_bug+0xc0/0xc0 [ 435.631049] ? down_read+0x8d/0x120 [ 435.634673] ? ext4_filemap_fault+0x7a/0xad [ 435.638992] ? __down_interruptible+0x700/0x700 [ 435.643702] ext4_filemap_fault+0x82/0xad [ 435.647858] __do_fault+0x100/0x6b0 [ 435.651502] ? pmd_devmap_trans_unstable+0x220/0x220 [ 435.656608] ? mark_held_locks+0x130/0x130 [ 435.660865] ? mark_held_locks+0x130/0x130 [ 435.665098] ? find_held_lock+0x36/0x1c0 [ 435.669167] ? find_held_lock+0x36/0x1c0 [ 435.673236] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.678784] __handle_mm_fault+0x3ea0/0x5be0 [ 435.683193] ? poll_select_copy_remaining+0x18c/0x6a0 [ 435.688398] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 435.693266] ? __might_fault+0x12b/0x1e0 [ 435.697331] ? lock_downgrade+0x900/0x900 [ 435.701510] ? zap_class+0x640/0x640 [ 435.705230] ? zap_class+0x640/0x640 [ 435.708980] ? find_held_lock+0x36/0x1c0 [ 435.713054] ? handle_mm_fault+0x42a/0xc70 [ 435.717293] ? lock_downgrade+0x900/0x900 [ 435.721443] ? check_preemption_disabled+0x48/0x280 [ 435.726462] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 435.731390] ? kasan_check_read+0x11/0x20 [ 435.735561] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 435.740840] ? rcu_softirq_qs+0x20/0x20 [ 435.744823] ? trace_hardirqs_off_caller+0x310/0x310 [ 435.749933] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.755484] ? check_preemption_disabled+0x48/0x280 [ 435.760512] handle_mm_fault+0x54f/0xc70 [ 435.764580] ? __handle_mm_fault+0x5be0/0x5be0 [ 435.769171] ? find_vma+0x34/0x190 [ 435.772720] __do_page_fault+0x5e8/0xe60 [ 435.776784] ? trace_hardirqs_off+0xb8/0x310 [ 435.781204] do_page_fault+0xf2/0x7e0 [ 435.785016] ? vmalloc_sync_all+0x30/0x30 [ 435.789166] ? error_entry+0x70/0xd0 [ 435.792895] ? trace_hardirqs_off_caller+0xbb/0x310 [ 435.797907] ? trace_hardirqs_on_caller+0xc0/0x310 [ 435.802837] ? syscall_return_slowpath+0x5e0/0x5e0 [ 435.807765] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 435.812606] ? trace_hardirqs_on_caller+0x310/0x310 [ 435.817621] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 435.823074] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 435.828106] ? prepare_exit_to_usermode+0x291/0x3b0 [ 435.833126] ? page_fault+0x8/0x30 [ 435.836670] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 435.841516] ? page_fault+0x8/0x30 [ 435.845058] page_fault+0x1e/0x30 [ 435.848522] RIP: 0033:0x7efe5ebdedd3 [ 435.852265] Code: Bad RIP value. [ 435.855644] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 435.861004] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 435.868273] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 435.875543] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 435.882814] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 435.890082] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 435.897375] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 435.897377] Mem-Info: [ 435.897406] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 435.897406] active_file:14 inactive_file:10 isolated_file:0 [ 435.897406] unevictable:0 dirty:0 writeback:0 unstable:0 [ 435.897406] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 435.897406] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 435.897406] free:13762 free_pcp:570 free_cma:0 [ 435.904667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 435.907110] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 435.939963] Call Trace: [ 435.949307] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 435.976703] [ 435.979291] lowmem_reserve[]: 0 2818 6321 6321 [ 436.005569] dump_stack+0x244/0x39d [ 436.007694] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 436.012277] ? dump_stack_print_info.cold.1+0x20/0x20 [ 436.015878] lowmem_reserve[]: 0 0 3503 3503 [ 436.043560] warn_alloc.cold.116+0xb7/0x1bd [ 436.048713] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 436.053054] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 436.057350] lowmem_reserve[]: 0 0 0 0 [ 436.086325] ? lock_downgrade+0x900/0x900 [ 436.091146] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 436.094945] ? trace_hardirqs_off+0xb8/0x310 [ 436.099105] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 436.112645] ? trace_hardirqs_off+0xb8/0x310 [ 436.117027] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 436.132286] __alloc_pages_slowpath+0x2651/0x2de0 [ 436.136670] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 436.151678] ? warn_alloc+0x120/0x120 [ 436.156479] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 436.165394] ? print_usage_bug+0xc0/0xc0 [ 436.169167] 268 total pagecache pages [ 436.177748] ? warn_alloc+0x120/0x120 [ 436.181788] 0 pages in swap cache [ 436.185591] ? warn_alloc+0x120/0x120 [ 436.189387] Swap cache stats: add 0, delete 0, find 0/0 [ 436.192834] ? print_usage_bug+0xc0/0xc0 [ 436.196610] Free swap = 0kB [ 436.201972] ? print_usage_bug+0xc0/0xc0 [ 436.206007] Total swap = 0kB [ 436.209014] ? __lock_acquire+0x62f/0x4c20 [ 436.213079] 1965979 pages RAM [ 436.216086] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 436.220294] 0 pages HighMem/MovableOnly [ 436.223405] ? should_fail+0x22d/0xd01 [ 436.228915] 342854 pages reserved [ 436.232880] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 436.236744] 0 pages cma reserved [ 436.240188] ? __lock_acquire+0x62f/0x4c20 [ 436.245328] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 436.248630] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 436.252937] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 436.259344] ? __lock_acquire+0x62f/0x4c20 [ 436.264434] init cpuset=/ mems_allowed=0 [ 436.274131] ? should_fail+0x22d/0xd01 [ 436.286290] ? find_held_lock+0x36/0x1c0 [ 436.290360] ? mark_held_locks+0x130/0x130 [ 436.294616] ? mark_held_locks+0x130/0x130 [ 436.298851] ? zap_class+0x640/0x640 [ 436.302565] ? zap_class+0x640/0x640 [ 436.306289] ? print_usage_bug+0xc0/0xc0 [ 436.310360] ? do_raw_spin_unlock+0xa7/0x330 [ 436.314899] ? zap_class+0x640/0x640 [ 436.318614] ? print_usage_bug+0xc0/0xc0 [ 436.322670] ? wq_watchdog_touch+0x9c/0xfe [ 436.326924] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.332503] ? check_preemption_disabled+0x48/0x280 [ 436.337551] ? __lock_is_held+0xb5/0x140 [ 436.341628] __alloc_pages_nodemask+0xad8/0xea0 [ 436.346293] ? zap_class+0x640/0x640 [ 436.350039] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 436.355097] ? find_held_lock+0x36/0x1c0 [ 436.359167] ? ____cache_alloc_node+0x1c7/0x1e0 [ 436.363834] ? lock_downgrade+0x900/0x900 [ 436.367995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.373542] cache_grow_begin+0xa5/0x8c0 [ 436.377600] ? do_raw_spin_unlock+0xa7/0x330 [ 436.382019] fallback_alloc+0x204/0x2e0 [ 436.386003] ____cache_alloc_node+0x1c7/0x1e0 [ 436.390504] kmem_cache_alloc_node+0xe3/0x730 [ 436.394999] ? ipv6_get_ifaddr+0x42e/0x620 [ 436.399241] __alloc_skb+0x119/0x770 [ 436.402966] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 436.408423] ? netdev_alloc_frag+0x1f0/0x1f0 [ 436.412837] ? lock_downgrade+0x900/0x900 [ 436.416996] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.422552] ? refcount_sub_and_test_checked+0x203/0x310 [ 436.428008] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 436.433461] ? addrconf_rs_timer+0x690/0x690 [ 436.437884] ndisc_alloc_skb+0x144/0x340 [ 436.441958] ndisc_send_rs+0x331/0x6e0 [ 436.445857] addrconf_rs_timer+0x314/0x690 [ 436.450100] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 436.454350] call_timer_fn+0x272/0x920 [ 436.458238] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 436.462474] ? process_timeout+0x40/0x40 [ 436.466561] ? __run_timers+0x7da/0xc70 [ 436.470554] ? _raw_spin_unlock_irq+0x27/0x80 [ 436.475063] ? _raw_spin_unlock_irq+0x27/0x80 [ 436.479584] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 436.483819] ? lockdep_hardirqs_on+0x296/0x5b0 [ 436.488413] ? trace_hardirqs_on+0xbd/0x310 [ 436.492736] ? kasan_check_read+0x11/0x20 [ 436.496881] ? __run_timers+0x7da/0xc70 [ 436.500873] ? trace_hardirqs_off_caller+0x310/0x310 [ 436.506009] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 436.510266] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 436.514498] __run_timers+0x7e5/0xc70 [ 436.518304] ? timer_fixup_init+0x70/0x70 [ 436.522452] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 436.527482] ? zap_class+0x640/0x640 [ 436.531198] ? enqueue_hrtimer+0x1a5/0x560 [ 436.535447] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 436.540642] ? find_held_lock+0x36/0x1c0 [ 436.544705] ? zap_class+0x640/0x640 [ 436.548448] ? pvclock_read_flags+0x160/0x160 [ 436.552955] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.558496] ? check_preemption_disabled+0x48/0x280 [ 436.563537] ? __lock_is_held+0xb5/0x140 [ 436.567599] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.573141] ? check_preemption_disabled+0x48/0x280 [ 436.578164] run_timer_softirq+0x52/0xb0 [ 436.582243] ? rcu_read_lock_sched_held+0x14f/0x180 [ 436.587263] __do_softirq+0x308/0xb7e [ 436.591070] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 436.595563] ? lock_downgrade+0x900/0x900 [ 436.599719] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 436.604828] ? pvclock_read_flags+0x160/0x160 [ 436.609325] ? lapic_next_event+0x5a/0x90 [ 436.613491] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.619035] ? kvm_clock_read+0x18/0x30 [ 436.623008] ? kvm_sched_clock_read+0x9/0x20 [ 436.627420] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.632967] ? check_preemption_disabled+0x48/0x280 [ 436.637998] irq_exit+0x17f/0x1c0 [ 436.641456] smp_apic_timer_interrupt+0x1cb/0x760 [ 436.646306] ? smp_reschedule_interrupt+0x109/0x650 [ 436.651346] ? smp_call_function_single_interrupt+0x650/0x650 [ 436.657250] ? interrupt_entry+0xb5/0xc0 [ 436.661315] ? trace_hardirqs_off_caller+0xbb/0x310 [ 436.666365] ? trace_hardirqs_off_caller+0xbb/0x310 [ 436.671388] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 436.676234] ? trace_hardirqs_on_caller+0x310/0x310 [ 436.681265] ? trace_hardirqs_on_caller+0x310/0x310 [ 436.686286] ? task_prio+0x50/0x50 [ 436.689831] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.695368] ? check_preemption_disabled+0x48/0x280 [ 436.700388] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 436.705242] apic_timer_interrupt+0xf/0x20 [ 436.709472] [ 436.711717] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 436.716654] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 436.735553] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 436.743262] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 436.750527] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 436.757812] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 436.765095] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 436.772362] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 436.780105] skb_clone+0x1bb/0x500 [ 436.783649] ? finish_task_switch+0x663/0x910 [ 436.788194] ? skb_split+0x11e0/0x11e0 [ 436.792099] ? preempt_notifier_register+0x200/0x200 [ 436.797201] ? __switch_to_asm+0x34/0x70 [ 436.801267] ? __switch_to_asm+0x34/0x70 [ 436.805326] ? __switch_to_asm+0x40/0x70 [ 436.809401] ? __switch_to_asm+0x34/0x70 [ 436.813473] ? __switch_to_asm+0x40/0x70 [ 436.817536] ? __switch_to_asm+0x34/0x70 [ 436.821612] ? __switch_to_asm+0x40/0x70 [ 436.825672] ? __switch_to_asm+0x34/0x70 [ 436.829734] ? __switch_to_asm+0x34/0x70 [ 436.833792] ? __switch_to_asm+0x40/0x70 [ 436.837849] ? __switch_to_asm+0x34/0x70 [ 436.841914] bpf_clone_redirect+0xb9/0x490 [ 436.846172] ? __schedule+0x8d7/0x21d0 [ 436.850084] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 436.855103] ? __sched_text_start+0x8/0x8 [ 436.859254] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 436.864024] ? find_held_lock+0x36/0x1c0 [ 436.868095] ? lock_acquire+0x1ed/0x520 [ 436.872072] ? bpf_test_run+0x3cb/0x780 [ 436.876049] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.881606] ? check_preemption_disabled+0x48/0x280 [ 436.886626] ? kasan_check_read+0x11/0x20 [ 436.890782] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 436.896057] ? rcu_softirq_qs+0x20/0x20 [ 436.900036] ? preempt_schedule+0x4d/0x60 [ 436.904190] ? ___preempt_schedule+0x16/0x18 [ 436.908607] ? bpf_test_run+0x25d/0x780 [ 436.912595] ? netlink_diag_dump+0x2a0/0x2a0 [ 436.917012] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 436.922569] ? bpf_test_init.isra.10+0x70/0x100 [ 436.927241] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 436.932009] ? bpf_test_finish.isra.9+0x260/0x260 [ 436.936850] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 436.942392] ? fput+0x130/0x1a0 [ 436.945780] ? __bpf_prog_get+0x9b/0x290 [ 436.949842] ? bpf_test_finish.isra.9+0x260/0x260 [ 436.954681] ? bpf_prog_test_run+0x130/0x1a0 [ 436.959113] ? __x64_sys_bpf+0x3db/0x520 [ 436.963180] ? bpf_prog_get+0x20/0x20 [ 436.967025] ? do_syscall_64+0x1b9/0x820 [ 436.971086] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 436.976464] ? syscall_return_slowpath+0x5e0/0x5e0 [ 436.981398] ? trace_hardirqs_on_caller+0x310/0x310 [ 436.986418] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 436.991452] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 436.998118] ? __switch_to_asm+0x40/0x70 [ 437.002199] ? __switch_to_asm+0x34/0x70 [ 437.006286] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 437.011139] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 437.016523] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 437.016592] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 437.022759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 437.022765] Call Trace: [ 437.022771] [ 437.022790] dump_stack+0x244/0x39d [ 437.022814] ? dump_stack_print_info.cold.1+0x20/0x20 [ 437.029344] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 437.038650] warn_alloc.cold.116+0xb7/0x1bd [ 437.041204] syz-executor2 cpuset=syz2 mems_allowed=0 [ 437.043353] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 437.076875] ? lock_downgrade+0x900/0x900 [ 437.081027] ? trace_hardirqs_off+0xb8/0x310 [ 437.085452] ? trace_hardirqs_off+0xb8/0x310 [ 437.089862] __alloc_pages_slowpath+0x2651/0x2de0 [ 437.094741] ? warn_alloc+0x120/0x120 [ 437.098587] ? print_usage_bug+0xc0/0xc0 [ 437.102652] ? warn_alloc+0x120/0x120 [ 437.106489] ? warn_alloc+0x120/0x120 [ 437.110291] ? print_usage_bug+0xc0/0xc0 [ 437.114352] ? kvm_clock_read+0x18/0x30 [ 437.118591] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 437.123626] ? print_usage_bug+0xc0/0xc0 [ 437.127719] ? __lock_acquire+0x62f/0x4c20 [ 437.131968] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.137511] ? should_fail+0x22d/0xd01 [ 437.141397] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 437.146679] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 437.151785] ? __lock_acquire+0x62f/0x4c20 [ 437.156040] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 437.161172] ? __lock_acquire+0x62f/0x4c20 [ 437.165404] ? should_fail+0x22d/0xd01 [ 437.169292] ? rcu_irq_exit+0x1a2/0x390 [ 437.173295] ? mark_held_locks+0x130/0x130 [ 437.177534] ? mark_held_locks+0x130/0x130 [ 437.181773] ? mark_held_locks+0xc7/0x130 [ 437.185919] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 437.190940] ? zap_class+0x640/0x640 [ 437.194665] ? print_usage_bug+0xc0/0xc0 [ 437.198731] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.204269] ? check_preemption_disabled+0x48/0x280 [ 437.209292] ? __lock_is_held+0xb5/0x140 [ 437.213359] __alloc_pages_nodemask+0xad8/0xea0 [ 437.218028] ? zap_class+0x640/0x640 [ 437.221745] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 437.226772] ? find_held_lock+0x36/0x1c0 [ 437.230839] ? ____cache_alloc_node+0x1c7/0x1e0 [ 437.235508] ? lock_downgrade+0x900/0x900 [ 437.239691] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.245264] cache_grow_begin+0xa5/0x8c0 [ 437.249340] ? do_raw_spin_unlock+0xa7/0x330 [ 437.253760] fallback_alloc+0x204/0x2e0 [ 437.257764] ____cache_alloc_node+0x1c7/0x1e0 [ 437.262261] kmem_cache_alloc_node+0xe3/0x730 [ 437.266752] ? ipv6_get_ifaddr+0x42e/0x620 [ 437.271010] __alloc_skb+0x119/0x770 [ 437.274735] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 437.280020] ? netdev_alloc_frag+0x1f0/0x1f0 [ 437.284440] ? lock_downgrade+0x900/0x900 [ 437.288591] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.294125] ? refcount_sub_and_test_checked+0x203/0x310 [ 437.299581] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 437.305032] ? addrconf_rs_timer+0x690/0x690 [ 437.309462] ndisc_alloc_skb+0x144/0x340 [ 437.313544] ndisc_send_rs+0x331/0x6e0 [ 437.317436] addrconf_rs_timer+0x314/0x690 [ 437.321671] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.325911] call_timer_fn+0x272/0x920 [ 437.329794] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.334027] ? process_timeout+0x40/0x40 [ 437.338091] ? mark_held_locks+0xc7/0x130 [ 437.342243] ? _raw_spin_unlock_irq+0x27/0x80 [ 437.346751] ? _raw_spin_unlock_irq+0x27/0x80 [ 437.351246] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.355476] ? lockdep_hardirqs_on+0x296/0x5b0 [ 437.360056] ? trace_hardirqs_on+0xbd/0x310 [ 437.364373] ? kasan_check_read+0x11/0x20 [ 437.368512] ? __run_timers+0x7da/0xc70 [ 437.372532] ? trace_hardirqs_off_caller+0x310/0x310 [ 437.377638] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.381877] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.386108] __run_timers+0x7e5/0xc70 [ 437.389914] ? timer_fixup_init+0x70/0x70 [ 437.394059] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 437.399073] ? zap_class+0x640/0x640 [ 437.402785] ? print_usage_bug+0xc0/0xc0 [ 437.406858] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 437.412077] ? find_held_lock+0x36/0x1c0 [ 437.416152] ? zap_class+0x640/0x640 [ 437.419865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.425415] ? check_preemption_disabled+0x48/0x280 [ 437.430436] ? __lock_is_held+0xb5/0x140 [ 437.434509] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.440044] ? check_preemption_disabled+0x48/0x280 [ 437.445108] run_timer_softirq+0x52/0xb0 [ 437.449182] ? rcu_read_lock_sched_held+0x14f/0x180 [ 437.454216] __do_softirq+0x308/0xb7e [ 437.458015] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 437.462505] ? lock_downgrade+0x900/0x900 [ 437.466654] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 437.471766] ? pvclock_read_flags+0x160/0x160 [ 437.476265] ? lapic_next_event+0x5a/0x90 [ 437.480414] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.485960] ? kvm_clock_read+0x18/0x30 [ 437.489933] ? kvm_sched_clock_read+0x9/0x20 [ 437.494356] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.499890] ? check_preemption_disabled+0x48/0x280 [ 437.504905] irq_exit+0x17f/0x1c0 [ 437.508355] smp_apic_timer_interrupt+0x1cb/0x760 [ 437.513227] ? smp_call_function_single_interrupt+0x650/0x650 [ 437.519135] ? interrupt_entry+0xb5/0xc0 [ 437.523193] ? trace_hardirqs_off_caller+0xbb/0x310 [ 437.528238] ? trace_hardirqs_off_caller+0xbb/0x310 [ 437.533257] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 437.538112] ? trace_hardirqs_on_caller+0x310/0x310 [ 437.543131] ? trace_hardirqs_on_caller+0x310/0x310 [ 437.548161] ? task_prio+0x50/0x50 [ 437.551702] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.557241] ? check_preemption_disabled+0x48/0x280 [ 437.562261] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 437.567110] apic_timer_interrupt+0xf/0x20 [ 437.571338] [ 437.573576] RIP: 0010:check_memory_region+0x117/0x1b0 [ 437.578771] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 437.597676] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 437.605394] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 437.612685] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 437.619971] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 437.627239] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 437.634501] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 437.641789] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 437.647088] kasan_check_read+0x11/0x20 [ 437.651063] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 437.656166] ? rcu_softirq_qs+0x20/0x20 [ 437.660151] rcu_is_watching+0x10/0x30 [ 437.664048] page_evictable+0x3c0/0x540 [ 437.668053] ? kswapd_stop+0x100/0x100 [ 437.671938] ? trace_hardirqs_off_caller+0x310/0x310 [ 437.677058] ? perf_trace_sched_process_exec+0x860/0x860 [ 437.682506] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.688043] ? check_preemption_disabled+0x48/0x280 [ 437.693060] shrink_active_list+0x869/0x1f00 [ 437.697472] ? mark_held_locks+0xc7/0x130 [ 437.701624] ? shrink_inactive_list+0x1c60/0x1c60 [ 437.706476] ? trace_hardirqs_on+0xbd/0x310 [ 437.710794] ? find_held_lock+0x36/0x1c0 [ 437.714855] ? shrink_inactive_list+0xa4a/0x1c60 [ 437.719607] ? trace_hardirqs_off_caller+0x310/0x310 [ 437.724706] ? zap_class+0x640/0x640 [ 437.728420] ? print_usage_bug+0xc0/0xc0 [ 437.732495] ? __page_frag_cache_drain+0x210/0x210 [ 437.737420] ? print_usage_bug+0xc0/0xc0 [ 437.741502] ? mark_held_locks+0xc7/0x130 [ 437.745667] ? find_held_lock+0x36/0x1c0 [ 437.749751] ? zap_class+0x640/0x640 [ 437.753489] ? mark_held_locks+0xc7/0x130 [ 437.757647] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.763183] ? check_preemption_disabled+0x48/0x280 [ 437.768229] ? zap_class+0x640/0x640 [ 437.771968] ? __lock_is_held+0xb5/0x140 [ 437.776050] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.781598] ? check_preemption_disabled+0x48/0x280 [ 437.786617] ? __lock_is_held+0xb5/0x140 [ 437.790687] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 437.795701] ? inactive_list_is_low+0x305/0x880 [ 437.800386] ? lruvec_lru_size+0x450/0x450 [ 437.804617] ? kasan_check_read+0x11/0x20 [ 437.808773] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 437.813736] shrink_node_memcg+0x803/0x18f0 [ 437.818104] ? shrink_active_list+0x1f00/0x1f00 [ 437.822790] ? lock_downgrade+0x900/0x900 [ 437.826934] ? check_flush_dependency+0x410/0x410 [ 437.831787] ? kasan_check_read+0x11/0x20 [ 437.835957] ? do_raw_spin_unlock+0xa7/0x330 [ 437.840387] ? ___preempt_schedule+0x16/0x18 [ 437.844820] ? _raw_spin_unlock+0x3f/0x50 [ 437.848979] shrink_node+0x3bc/0x16b0 [ 437.852780] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 437.858078] ? shrink_node_memcg+0x18f0/0x18f0 [ 437.862661] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 437.867247] ? trace_hardirqs_on+0xbd/0x310 [ 437.871565] ? vmpressure+0x271/0x340 [ 437.875361] ? do_raw_spin_trylock+0x270/0x270 [ 437.879965] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 437.885518] ? __cpuset_node_allowed+0x19b/0x660 [ 437.890273] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 437.895982] ? vmpressure+0x1a2/0x340 [ 437.899783] do_try_to_free_pages+0x3e7/0x1290 [ 437.904357] ? zap_class+0x640/0x640 [ 437.908097] ? shrink_node+0x16b0/0x16b0 [ 437.912157] ? __lock_is_held+0xb5/0x140 [ 437.916261] try_to_free_pages+0x4d0/0xb90 [ 437.920537] ? do_try_to_free_pages+0x1290/0x1290 [ 437.925388] ? lock_acquire+0x1ed/0x520 [ 437.929385] ? set_page_refcounted+0x280/0x280 [ 437.933995] ? lock_release+0xa00/0xa00 [ 437.938018] ? _raw_spin_unlock_irq+0x60/0x80 [ 437.942513] ? psi_memstall_enter+0x240/0x2b0 [ 437.947021] ? psi_memstall_tick+0x230/0x230 [ 437.951440] __alloc_pages_slowpath+0xa48/0x2de0 [ 437.956230] ? warn_alloc+0x120/0x120 [ 437.960028] ? mark_held_locks+0x130/0x130 [ 437.964270] ? find_get_entry+0xaae/0x1120 [ 437.968560] ? filemap_map_pages+0x1a20/0x1a20 [ 437.973148] ? zap_class+0x640/0x640 [ 437.976865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.982406] ? check_preemption_disabled+0x48/0x280 [ 437.987618] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.993151] ? should_fail+0x22d/0xd01 [ 437.997042] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 438.002145] ? zap_class+0x640/0x640 [ 438.005881] ? __lock_is_held+0xb5/0x140 [ 438.009962] ? mark_held_locks+0x130/0x130 [ 438.014217] ? lock_release+0xa00/0xa00 [ 438.018189] ? perf_trace_sched_process_exec+0x860/0x860 [ 438.023637] ? xa_load+0x2ba/0x460 [ 438.027195] ? lock_downgrade+0x900/0x900 [ 438.031368] ? __might_sleep+0x95/0x190 [ 438.035346] __alloc_pages_nodemask+0xad8/0xea0 [ 438.040024] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 438.045057] ? __page_cache_alloc+0x191/0x5c0 [ 438.049550] ? xa_load+0x2e1/0x460 [ 438.053093] ? xa_clear_mark+0x40/0x40 [ 438.056984] ? zap_class+0x640/0x640 [ 438.060708] ? zap_class+0x640/0x640 [ 438.064430] ? zap_class+0x640/0x640 [ 438.068145] ? __do_page_cache_readahead+0x663/0x810 [ 438.073253] ? find_held_lock+0x36/0x1c0 [ 438.077322] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 438.082866] alloc_pages_current+0x173/0x350 [ 438.087280] __page_cache_alloc+0x38c/0x5c0 [ 438.091645] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 438.096573] ? kasan_check_read+0x11/0x20 [ 438.100765] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 438.106048] ? generic_perform_write+0x6a0/0x6a0 [ 438.110806] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.116361] ? check_preemption_disabled+0x48/0x280 [ 438.121387] filemap_fault+0x1595/0x25f0 [ 438.125462] ? __lock_page_or_retry+0xa00/0xa00 [ 438.130133] ? mark_held_locks+0x130/0x130 [ 438.134378] ? filemap_map_pages+0xd6b/0x1a20 [ 438.138894] ? lock_downgrade+0x900/0x900 [ 438.143070] ? check_preemption_disabled+0x48/0x280 [ 438.148090] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 438.153020] ? kasan_check_read+0x11/0x20 [ 438.157169] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 438.162458] ? rcu_softirq_qs+0x20/0x20 [ 438.166443] ? filemap_map_pages+0xd92/0x1a20 [ 438.170965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.176513] ? find_get_entries_tag+0x1400/0x1400 [ 438.181359] ? __lock_acquire+0x62f/0x4c20 [ 438.185613] ? lock_acquire+0x1ed/0x520 [ 438.189612] ? ext4_filemap_fault+0x7a/0xad [ 438.193940] ? lock_release+0xa00/0xa00 [ 438.197923] ? perf_trace_sched_process_exec+0x860/0x860 [ 438.203397] ? print_usage_bug+0xc0/0xc0 [ 438.207459] ? print_usage_bug+0xc0/0xc0 [ 438.211542] ? down_read+0x8d/0x120 [ 438.215179] ? ext4_filemap_fault+0x7a/0xad [ 438.219507] ? __down_interruptible+0x700/0x700 [ 438.224186] ext4_filemap_fault+0x82/0xad [ 438.228342] __do_fault+0x100/0x6b0 [ 438.232007] ? pmd_devmap_trans_unstable+0x220/0x220 [ 438.237131] ? mark_held_locks+0x130/0x130 [ 438.241372] ? mark_held_locks+0x130/0x130 [ 438.245619] ? find_held_lock+0x36/0x1c0 [ 438.249687] ? find_held_lock+0x36/0x1c0 [ 438.253784] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.259357] __handle_mm_fault+0x3ea0/0x5be0 [ 438.263767] ? poll_select_copy_remaining+0x18c/0x6a0 [ 438.268973] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 438.273824] ? __might_fault+0x12b/0x1e0 [ 438.277888] ? lock_downgrade+0x900/0x900 [ 438.282086] ? zap_class+0x640/0x640 [ 438.285809] ? zap_class+0x640/0x640 [ 438.289560] ? find_held_lock+0x36/0x1c0 [ 438.293628] ? handle_mm_fault+0x42a/0xc70 [ 438.297864] ? lock_downgrade+0x900/0x900 [ 438.302012] ? check_preemption_disabled+0x48/0x280 [ 438.307049] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 438.312067] ? kasan_check_read+0x11/0x20 [ 438.316237] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 438.321515] ? rcu_softirq_qs+0x20/0x20 [ 438.325490] ? trace_hardirqs_off_caller+0x310/0x310 [ 438.330594] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.336133] ? check_preemption_disabled+0x48/0x280 [ 438.341162] handle_mm_fault+0x54f/0xc70 [ 438.345236] ? __handle_mm_fault+0x5be0/0x5be0 [ 438.349825] ? find_vma+0x34/0x190 [ 438.353372] __do_page_fault+0x5e8/0xe60 [ 438.357449] ? trace_hardirqs_off+0xb8/0x310 [ 438.361872] do_page_fault+0xf2/0x7e0 [ 438.365672] ? vmalloc_sync_all+0x30/0x30 [ 438.369824] ? error_entry+0x70/0xd0 [ 438.373540] ? trace_hardirqs_off_caller+0xbb/0x310 [ 438.378563] ? trace_hardirqs_on_caller+0xc0/0x310 [ 438.383504] ? syscall_return_slowpath+0x5e0/0x5e0 [ 438.388445] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 438.393288] ? trace_hardirqs_on_caller+0x310/0x310 [ 438.398303] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 438.403753] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 438.408771] ? prepare_exit_to_usermode+0x291/0x3b0 [ 438.413785] ? page_fault+0x8/0x30 [ 438.417324] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 438.422167] ? page_fault+0x8/0x30 [ 438.425706] page_fault+0x1e/0x30 [ 438.429160] RIP: 0033:0x7efe5ebdedd3 [ 438.432885] Code: Bad RIP value. [ 438.436245] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 438.441605] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 438.448887] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 438.456152] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 438.463420] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 438.470691] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 438.477993] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 438.477998] warn_alloc_show_mem: 1 callbacks suppressed [ 438.478005] Mem-Info: [ 438.485284] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 438.490651] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 438.490651] active_file:14 inactive_file:10 isolated_file:0 [ 438.490651] unevictable:0 dirty:0 writeback:0 unstable:0 [ 438.490651] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 438.490651] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 438.490651] free:13762 free_pcp:570 free_cma:0 [ 438.493022] Call Trace: [ 438.502406] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 438.535248] [ 438.537818] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 438.565223] dump_stack+0x244/0x39d [ 438.567369] lowmem_reserve[]: 0 2818 6321 6321 [ 438.593474] ? dump_stack_print_info.cold.1+0x20/0x20 [ 438.597077] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 438.601662] warn_alloc.cold.116+0xb7/0x1bd [ 438.606820] lowmem_reserve[]: 0 0 3503 3503 [ 438.634485] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 438.638783] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 438.643111] ? lock_downgrade+0x900/0x900 [ 438.647937] lowmem_reserve[]: 0 0 0 0 [ 438.677053] ? trace_hardirqs_off+0xb8/0x310 [ 438.681189] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 438.684993] ? trace_hardirqs_off+0xb8/0x310 [ 438.689377] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB [ 438.702910] __alloc_pages_slowpath+0x2651/0x2de0 [ 438.707308] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB [ 438.722582] ? warn_alloc+0x120/0x120 [ 438.727386] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 438.742371] ? print_usage_bug+0xc0/0xc0 [ 438.746155] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 438.754980] ? warn_alloc+0x120/0x120 [ 438.759056] 268 total pagecache pages [ 438.767621] ? warn_alloc+0x120/0x120 [ 438.771402] 0 pages in swap cache [ 438.775188] ? print_usage_bug+0xc0/0xc0 [ 438.778995] Swap cache stats: add 0, delete 0, find 0/0 [ 438.782440] ? print_usage_bug+0xc0/0xc0 [ 438.786475] Free swap = 0kB [ 438.791833] ? __lock_acquire+0x62f/0x4c20 [ 438.795869] Total swap = 0kB [ 438.798923] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.803129] 1965979 pages RAM [ 438.806142] ? should_fail+0x22d/0xd01 [ 438.811646] 0 pages HighMem/MovableOnly [ 438.811654] 342854 pages reserved [ 438.814752] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 438.818615] 0 pages cma reserved [ 438.822583] ? __lock_acquire+0x62f/0x4c20 [ 438.826070] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 438.831103] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 438.831115] ? __lock_acquire+0x62f/0x4c20 [ 438.831131] ? should_fail+0x22d/0xd01 [ 438.834528] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 438.838703] ? find_held_lock+0x36/0x1c0 [ 438.845206] init cpuset=/ mems_allowed=0 [ 438.850307] ? mark_held_locks+0x130/0x130 [ 438.880482] ? mark_held_locks+0x130/0x130 [ 438.884719] ? zap_class+0x640/0x640 [ 438.888430] ? zap_class+0x640/0x640 [ 438.892148] ? print_usage_bug+0xc0/0xc0 [ 438.896210] ? do_raw_spin_unlock+0xa7/0x330 [ 438.900623] ? zap_class+0x640/0x640 [ 438.904333] ? print_usage_bug+0xc0/0xc0 [ 438.908390] ? wq_watchdog_touch+0x9c/0xfe [ 438.912619] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.918167] ? check_preemption_disabled+0x48/0x280 [ 438.923202] ? __lock_is_held+0xb5/0x140 [ 438.927275] __alloc_pages_nodemask+0xad8/0xea0 [ 438.931947] ? zap_class+0x640/0x640 [ 438.935735] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 438.940764] ? find_held_lock+0x36/0x1c0 [ 438.944838] ? ____cache_alloc_node+0x1c7/0x1e0 [ 438.949509] ? lock_downgrade+0x900/0x900 [ 438.953681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.959258] cache_grow_begin+0xa5/0x8c0 [ 438.963348] ? do_raw_spin_unlock+0xa7/0x330 [ 438.967764] fallback_alloc+0x204/0x2e0 [ 438.971754] ____cache_alloc_node+0x1c7/0x1e0 [ 438.976288] kmem_cache_alloc_node+0xe3/0x730 [ 438.980797] ? ipv6_get_ifaddr+0x42e/0x620 [ 438.985042] __alloc_skb+0x119/0x770 [ 438.988752] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 438.994031] ? netdev_alloc_frag+0x1f0/0x1f0 [ 438.998438] ? lock_downgrade+0x900/0x900 [ 439.002594] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.008140] ? refcount_sub_and_test_checked+0x203/0x310 [ 439.013612] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 439.019067] ? addrconf_rs_timer+0x690/0x690 [ 439.023491] ndisc_alloc_skb+0x144/0x340 [ 439.027576] ndisc_send_rs+0x331/0x6e0 [ 439.031479] addrconf_rs_timer+0x314/0x690 [ 439.035722] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.039976] call_timer_fn+0x272/0x920 [ 439.043879] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.048117] ? process_timeout+0x40/0x40 [ 439.052185] ? __run_timers+0x7da/0xc70 [ 439.056166] ? _raw_spin_unlock_irq+0x27/0x80 [ 439.060661] ? _raw_spin_unlock_irq+0x27/0x80 [ 439.065157] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.069399] ? lockdep_hardirqs_on+0x296/0x5b0 [ 439.074000] ? trace_hardirqs_on+0xbd/0x310 [ 439.078322] ? kasan_check_read+0x11/0x20 [ 439.082465] ? __run_timers+0x7da/0xc70 [ 439.086440] ? trace_hardirqs_off_caller+0x310/0x310 [ 439.091543] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.095780] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.100005] __run_timers+0x7e5/0xc70 [ 439.103810] ? timer_fixup_init+0x70/0x70 [ 439.107961] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 439.112981] ? zap_class+0x640/0x640 [ 439.117023] ? enqueue_hrtimer+0x1a5/0x560 [ 439.121262] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 439.126456] ? find_held_lock+0x36/0x1c0 [ 439.130521] ? zap_class+0x640/0x640 [ 439.134239] ? pvclock_read_flags+0x160/0x160 [ 439.138742] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.144314] ? check_preemption_disabled+0x48/0x280 [ 439.149371] ? __lock_is_held+0xb5/0x140 [ 439.153447] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.159538] ? check_preemption_disabled+0x48/0x280 [ 439.164568] run_timer_softirq+0x52/0xb0 [ 439.168633] ? rcu_read_lock_sched_held+0x14f/0x180 [ 439.173654] __do_softirq+0x308/0xb7e [ 439.177461] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 439.181963] ? lock_downgrade+0x900/0x900 [ 439.186118] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 439.191234] ? pvclock_read_flags+0x160/0x160 [ 439.195735] ? lapic_next_event+0x5a/0x90 [ 439.199882] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.205424] ? kvm_clock_read+0x18/0x30 [ 439.209402] ? kvm_sched_clock_read+0x9/0x20 [ 439.213851] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.219405] ? check_preemption_disabled+0x48/0x280 [ 439.224451] irq_exit+0x17f/0x1c0 [ 439.227906] smp_apic_timer_interrupt+0x1cb/0x760 [ 439.232750] ? smp_reschedule_interrupt+0x109/0x650 [ 439.237766] ? smp_call_function_single_interrupt+0x650/0x650 [ 439.243669] ? interrupt_entry+0xb5/0xc0 [ 439.247733] ? trace_hardirqs_off_caller+0xbb/0x310 [ 439.252750] ? trace_hardirqs_off_caller+0xbb/0x310 [ 439.257783] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 439.262624] ? trace_hardirqs_on_caller+0x310/0x310 [ 439.267657] ? trace_hardirqs_on_caller+0x310/0x310 [ 439.272674] ? task_prio+0x50/0x50 [ 439.276247] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.281782] ? check_preemption_disabled+0x48/0x280 [ 439.286800] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 439.291664] apic_timer_interrupt+0xf/0x20 [ 439.295904] [ 439.298177] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 439.303104] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 f3 [ 439.322014] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 439.329718] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 439.336993] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282 [ 439.344258] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000 [ 439.351553] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 439.358822] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020 [ 439.366124] skb_clone+0x1bb/0x500 [ 439.369664] ? finish_task_switch+0x663/0x910 [ 439.374163] ? skb_split+0x11e0/0x11e0 [ 439.378054] ? preempt_notifier_register+0x200/0x200 [ 439.383152] ? __switch_to_asm+0x34/0x70 [ 439.387210] ? __switch_to_asm+0x34/0x70 [ 439.391266] ? __switch_to_asm+0x40/0x70 [ 439.395321] ? __switch_to_asm+0x34/0x70 [ 439.399379] ? __switch_to_asm+0x40/0x70 [ 439.403432] ? __switch_to_asm+0x34/0x70 [ 439.407484] ? __switch_to_asm+0x40/0x70 [ 439.411538] ? __switch_to_asm+0x34/0x70 [ 439.415594] ? __switch_to_asm+0x34/0x70 [ 439.419649] ? __switch_to_asm+0x40/0x70 [ 439.423707] ? __switch_to_asm+0x34/0x70 [ 439.427790] bpf_clone_redirect+0xb9/0x490 [ 439.432027] ? __schedule+0x8d7/0x21d0 [ 439.435922] bpf_prog_bebbfe2050753572+0xde1/0x1000 [ 439.440948] ? __sched_text_start+0x8/0x8 [ 439.445101] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 439.449869] ? find_held_lock+0x36/0x1c0 [ 439.453963] ? lock_acquire+0x1ed/0x520 [ 439.457942] ? bpf_test_run+0x3cb/0x780 [ 439.461928] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.467474] ? check_preemption_disabled+0x48/0x280 [ 439.472499] ? kasan_check_read+0x11/0x20 [ 439.476665] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 439.481942] ? rcu_softirq_qs+0x20/0x20 [ 439.485925] ? preempt_schedule+0x4d/0x60 [ 439.490076] ? ___preempt_schedule+0x16/0x18 [ 439.494507] ? bpf_test_run+0x25d/0x780 [ 439.498495] ? netlink_diag_dump+0x2a0/0x2a0 [ 439.502920] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 439.508491] ? bpf_test_init.isra.10+0x70/0x100 [ 439.513165] ? bpf_prog_test_run_skb+0x73b/0xd10 [ 439.517930] ? bpf_test_finish.isra.9+0x260/0x260 [ 439.522790] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 439.528327] ? fput+0x130/0x1a0 [ 439.531623] ? __bpf_prog_get+0x9b/0x290 [ 439.535689] ? bpf_test_finish.isra.9+0x260/0x260 [ 439.540549] ? bpf_prog_test_run+0x130/0x1a0 [ 439.544971] ? __x64_sys_bpf+0x3db/0x520 [ 439.549039] ? bpf_prog_get+0x20/0x20 [ 439.552878] ? do_syscall_64+0x1b9/0x820 [ 439.556942] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 439.562318] ? syscall_return_slowpath+0x5e0/0x5e0 [ 439.567288] ? trace_hardirqs_on_caller+0x310/0x310 [ 439.572305] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 439.577356] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 439.584023] ? __switch_to_asm+0x40/0x70 [ 439.588081] ? __switch_to_asm+0x34/0x70 [ 439.592152] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 439.596999] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 439.602397] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170 [ 439.602501] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 439.608629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 439.608637] Call Trace: [ 439.615283] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 439.624512] [ 439.627082] syz-executor2 cpuset=syz2 mems_allowed=0 [ 439.637574] dump_stack+0x244/0x39d [ 439.648464] ? dump_stack_print_info.cold.1+0x20/0x20 [ 439.653689] warn_alloc.cold.116+0xb7/0x1bd [ 439.658028] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 439.662877] ? lock_downgrade+0x900/0x900 [ 439.667037] ? trace_hardirqs_off+0xb8/0x310 [ 439.671469] ? trace_hardirqs_off+0xb8/0x310 [ 439.675884] __alloc_pages_slowpath+0x2651/0x2de0 [ 439.680754] ? warn_alloc+0x120/0x120 [ 439.684576] ? print_usage_bug+0xc0/0xc0 [ 439.688665] ? warn_alloc+0x120/0x120 [ 439.692499] ? warn_alloc+0x120/0x120 [ 439.696301] ? print_usage_bug+0xc0/0xc0 [ 439.700378] ? print_usage_bug+0xc0/0xc0 [ 439.704449] ? __lock_acquire+0x62f/0x4c20 [ 439.708701] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 439.714271] ? should_fail+0x22d/0xd01 [ 439.718174] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 439.723279] ? __lock_acquire+0x62f/0x4c20 [ 439.727520] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 439.732655] ? __lock_acquire+0x62f/0x4c20 [ 439.736898] ? should_fail+0x22d/0xd01 [ 439.740801] ? find_held_lock+0x36/0x1c0 [ 439.744872] ? mark_held_locks+0x130/0x130 [ 439.749116] ? mark_held_locks+0x130/0x130 [ 439.753347] ? zap_class+0x640/0x640 [ 439.757164] ? zap_class+0x640/0x640 [ 439.760881] ? print_usage_bug+0xc0/0xc0 [ 439.764940] ? do_raw_spin_unlock+0xa7/0x330 [ 439.769358] ? zap_class+0x640/0x640 [ 439.773071] ? print_usage_bug+0xc0/0xc0 [ 439.777137] ? wq_watchdog_touch+0x9c/0xfe [ 439.781374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.786912] ? check_preemption_disabled+0x48/0x280 [ 439.791938] ? __lock_is_held+0xb5/0x140 [ 439.796018] __alloc_pages_nodemask+0xad8/0xea0 [ 439.800688] ? zap_class+0x640/0x640 [ 439.804405] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 439.809434] ? find_held_lock+0x36/0x1c0 [ 439.813507] ? ____cache_alloc_node+0x1c7/0x1e0 [ 439.818179] ? lock_downgrade+0x900/0x900 [ 439.822339] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.827877] cache_grow_begin+0xa5/0x8c0 [ 439.831935] ? do_raw_spin_unlock+0xa7/0x330 [ 439.836358] fallback_alloc+0x204/0x2e0 [ 439.840340] ____cache_alloc_node+0x1c7/0x1e0 [ 439.844839] kmem_cache_alloc_node+0xe3/0x730 [ 439.849335] ? ipv6_get_ifaddr+0x42e/0x620 [ 439.853585] __alloc_skb+0x119/0x770 [ 439.857297] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 439.862582] ? netdev_alloc_frag+0x1f0/0x1f0 [ 439.866989] ? lock_downgrade+0x900/0x900 [ 439.871176] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.876713] ? refcount_sub_and_test_checked+0x203/0x310 [ 439.882170] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 439.887650] ? addrconf_rs_timer+0x690/0x690 [ 439.892070] ndisc_alloc_skb+0x144/0x340 [ 439.896136] ndisc_send_rs+0x331/0x6e0 [ 439.900035] addrconf_rs_timer+0x314/0x690 [ 439.904291] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.908536] call_timer_fn+0x272/0x920 [ 439.912420] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.916652] ? process_timeout+0x40/0x40 [ 439.920720] ? mark_held_locks+0xc7/0x130 [ 439.924877] ? _raw_spin_unlock_irq+0x27/0x80 [ 439.929380] ? _raw_spin_unlock_irq+0x27/0x80 [ 439.933870] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.938105] ? lockdep_hardirqs_on+0x296/0x5b0 [ 439.942685] ? trace_hardirqs_on+0xbd/0x310 [ 439.947011] ? kasan_check_read+0x11/0x20 [ 439.951172] ? __run_timers+0x7da/0xc70 [ 439.955146] ? trace_hardirqs_off_caller+0x310/0x310 [ 439.960253] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.964491] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.968722] __run_timers+0x7e5/0xc70 [ 439.972533] ? timer_fixup_init+0x70/0x70 [ 439.976696] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 439.981775] ? zap_class+0x640/0x640 [ 439.985730] ? print_usage_bug+0xc0/0xc0 [ 439.989795] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 439.995011] ? find_held_lock+0x36/0x1c0 [ 439.999081] ? zap_class+0x640/0x640 [ 440.002813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.008357] ? check_preemption_disabled+0x48/0x280 [ 440.013379] ? __lock_is_held+0xb5/0x140 [ 440.017437] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.022977] ? check_preemption_disabled+0x48/0x280 [ 440.028013] run_timer_softirq+0x52/0xb0 [ 440.032075] ? rcu_read_lock_sched_held+0x14f/0x180 [ 440.037093] __do_softirq+0x308/0xb7e [ 440.040898] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 440.045391] ? lock_downgrade+0x900/0x900 [ 440.049546] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 440.054655] ? pvclock_read_flags+0x160/0x160 [ 440.059151] ? lapic_next_event+0x5a/0x90 [ 440.063299] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.068840] ? kvm_clock_read+0x18/0x30 [ 440.072814] ? kvm_sched_clock_read+0x9/0x20 [ 440.077232] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.082770] ? check_preemption_disabled+0x48/0x280 [ 440.087805] irq_exit+0x17f/0x1c0 [ 440.091259] smp_apic_timer_interrupt+0x1cb/0x760 [ 440.096104] ? smp_call_function_single_interrupt+0x650/0x650 [ 440.101989] ? interrupt_entry+0xb5/0xc0 [ 440.106055] ? trace_hardirqs_off_caller+0xbb/0x310 [ 440.111085] ? trace_hardirqs_off_caller+0xbb/0x310 [ 440.116099] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 440.120941] ? trace_hardirqs_on_caller+0x310/0x310 [ 440.125971] ? trace_hardirqs_on_caller+0x310/0x310 [ 440.130990] ? task_prio+0x50/0x50 [ 440.134532] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.140072] ? check_preemption_disabled+0x48/0x280 [ 440.145093] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 440.149941] apic_timer_interrupt+0xf/0x20 [ 440.154180] [ 440.156458] RIP: 0010:check_memory_region+0x117/0x1b0 [ 440.161665] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01 [ 440.180563] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 440.188284] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182 [ 440.195548] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38 [ 440.202817] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67 [ 440.210086] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68 [ 440.217367] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd [ 440.224647] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 440.229974] kasan_check_read+0x11/0x20 [ 440.233948] rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 440.239062] ? rcu_softirq_qs+0x20/0x20 [ 440.243049] rcu_is_watching+0x10/0x30 [ 440.246936] page_evictable+0x3c0/0x540 [ 440.250914] ? kswapd_stop+0x100/0x100 [ 440.254804] ? trace_hardirqs_off_caller+0x310/0x310 [ 440.259911] ? perf_trace_sched_process_exec+0x860/0x860 [ 440.265381] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.270917] ? check_preemption_disabled+0x48/0x280 [ 440.275969] shrink_active_list+0x869/0x1f00 [ 440.280387] ? mark_held_locks+0xc7/0x130 [ 440.284553] ? shrink_inactive_list+0x1c60/0x1c60 [ 440.289395] ? trace_hardirqs_on+0xbd/0x310 [ 440.293713] ? find_held_lock+0x36/0x1c0 [ 440.297774] ? shrink_inactive_list+0xa4a/0x1c60 [ 440.302532] ? trace_hardirqs_off_caller+0x310/0x310 [ 440.307636] ? zap_class+0x640/0x640 [ 440.311352] ? print_usage_bug+0xc0/0xc0 [ 440.315430] ? __page_frag_cache_drain+0x210/0x210 [ 440.320356] ? print_usage_bug+0xc0/0xc0 [ 440.324425] ? mark_held_locks+0xc7/0x130 [ 440.328578] ? find_held_lock+0x36/0x1c0 [ 440.332667] ? zap_class+0x640/0x640 [ 440.336381] ? mark_held_locks+0xc7/0x130 [ 440.340529] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.346065] ? check_preemption_disabled+0x48/0x280 [ 440.351101] ? zap_class+0x640/0x640 [ 440.354814] ? __lock_is_held+0xb5/0x140 [ 440.358876] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.364415] ? check_preemption_disabled+0x48/0x280 [ 440.369440] ? __lock_is_held+0xb5/0x140 [ 440.373520] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 440.378538] ? inactive_list_is_low+0x305/0x880 [ 440.383247] ? lruvec_lru_size+0x450/0x450 [ 440.387497] ? kasan_check_read+0x11/0x20 [ 440.391657] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 440.396600] shrink_node_memcg+0x803/0x18f0 [ 440.400971] ? shrink_active_list+0x1f00/0x1f00 [ 440.405644] ? lock_downgrade+0x900/0x900 [ 440.409796] ? check_flush_dependency+0x410/0x410 [ 440.414682] ? kasan_check_read+0x11/0x20 [ 440.418832] ? do_raw_spin_unlock+0xa7/0x330 [ 440.423262] ? ___preempt_schedule+0x16/0x18 [ 440.427678] ? _raw_spin_unlock+0x3f/0x50 [ 440.431834] shrink_node+0x3bc/0x16b0 [ 440.435639] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 440.440937] ? shrink_node_memcg+0x18f0/0x18f0 [ 440.445538] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 440.450134] ? trace_hardirqs_on+0xbd/0x310 [ 440.454464] ? vmpressure+0x271/0x340 [ 440.458274] ? do_raw_spin_trylock+0x270/0x270 [ 440.462880] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 440.468418] ? __cpuset_node_allowed+0x19b/0x660 [ 440.473177] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 440.478892] ? vmpressure+0x1a2/0x340 [ 440.482701] do_try_to_free_pages+0x3e7/0x1290 [ 440.487280] ? zap_class+0x640/0x640 [ 440.491019] ? shrink_node+0x16b0/0x16b0 [ 440.495085] ? __lock_is_held+0xb5/0x140 [ 440.499160] try_to_free_pages+0x4d0/0xb90 [ 440.503399] ? do_try_to_free_pages+0x1290/0x1290 [ 440.508259] ? lock_acquire+0x1ed/0x520 [ 440.512233] ? set_page_refcounted+0x280/0x280 [ 440.516833] ? lock_release+0xa00/0xa00 [ 440.520811] ? _raw_spin_unlock_irq+0x60/0x80 [ 440.525307] ? psi_memstall_enter+0x240/0x2b0 [ 440.529823] ? psi_memstall_tick+0x230/0x230 [ 440.534277] __alloc_pages_slowpath+0xa48/0x2de0 [ 440.539077] ? warn_alloc+0x120/0x120 [ 440.542889] ? mark_held_locks+0x130/0x130 [ 440.547131] ? find_get_entry+0xaae/0x1120 [ 440.551392] ? filemap_map_pages+0x1a20/0x1a20 [ 440.555983] ? zap_class+0x640/0x640 [ 440.559719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.565272] ? check_preemption_disabled+0x48/0x280 [ 440.570300] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.575843] ? should_fail+0x22d/0xd01 [ 440.579736] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 440.584853] ? zap_class+0x640/0x640 [ 440.588609] ? __lock_is_held+0xb5/0x140 [ 440.592677] ? mark_held_locks+0x130/0x130 [ 440.596913] ? lock_release+0xa00/0xa00 [ 440.600887] ? perf_trace_sched_process_exec+0x860/0x860 [ 440.606339] ? xa_load+0x2ba/0x460 [ 440.609880] ? lock_downgrade+0x900/0x900 [ 440.614034] ? __might_sleep+0x95/0x190 [ 440.618012] __alloc_pages_nodemask+0xad8/0xea0 [ 440.622685] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 440.627696] ? __page_cache_alloc+0x191/0x5c0 [ 440.632190] ? xa_load+0x2e1/0x460 [ 440.635747] ? xa_clear_mark+0x40/0x40 [ 440.639707] ? zap_class+0x640/0x640 [ 440.643438] ? zap_class+0x640/0x640 [ 440.647160] ? zap_class+0x640/0x640 [ 440.650874] ? __do_page_cache_readahead+0x663/0x810 [ 440.656021] ? find_held_lock+0x36/0x1c0 [ 440.660117] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 440.665746] alloc_pages_current+0x173/0x350 [ 440.670161] __page_cache_alloc+0x38c/0x5c0 [ 440.674485] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 440.679417] ? kasan_check_read+0x11/0x20 [ 440.683567] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 440.688878] ? generic_perform_write+0x6a0/0x6a0 [ 440.693636] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.699177] ? check_preemption_disabled+0x48/0x280 [ 440.704204] filemap_fault+0x1595/0x25f0 [ 440.708322] ? __lock_page_or_retry+0xa00/0xa00 [ 440.713009] ? mark_held_locks+0x130/0x130 [ 440.717270] ? filemap_map_pages+0xd6b/0x1a20 [ 440.721765] ? lock_downgrade+0x900/0x900 [ 440.725914] ? check_preemption_disabled+0x48/0x280 [ 440.730931] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 440.735909] ? kasan_check_read+0x11/0x20 [ 440.740055] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 440.745335] ? rcu_softirq_qs+0x20/0x20 [ 440.749324] ? filemap_map_pages+0xd92/0x1a20 [ 440.753823] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.759368] ? find_get_entries_tag+0x1400/0x1400 [ 440.764225] ? __lock_acquire+0x62f/0x4c20 [ 440.768505] ? lock_acquire+0x1ed/0x520 [ 440.772481] ? ext4_filemap_fault+0x7a/0xad [ 440.776811] ? lock_release+0xa00/0xa00 [ 440.780786] ? perf_trace_sched_process_exec+0x860/0x860 [ 440.786245] ? print_usage_bug+0xc0/0xc0 [ 440.790307] ? print_usage_bug+0xc0/0xc0 [ 440.794379] ? down_read+0x8d/0x120 [ 440.798006] ? ext4_filemap_fault+0x7a/0xad [ 440.802328] ? __down_interruptible+0x700/0x700 [ 440.807010] ext4_filemap_fault+0x82/0xad [ 440.811161] __do_fault+0x100/0x6b0 [ 440.814796] ? pmd_devmap_trans_unstable+0x220/0x220 [ 440.819901] ? mark_held_locks+0x130/0x130 [ 440.824152] ? mark_held_locks+0x130/0x130 [ 440.828419] ? find_held_lock+0x36/0x1c0 [ 440.832486] ? find_held_lock+0x36/0x1c0 [ 440.836568] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.842114] __handle_mm_fault+0x3ea0/0x5be0 [ 440.846540] ? poll_select_copy_remaining+0x18c/0x6a0 [ 440.851738] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 440.856590] ? __might_fault+0x12b/0x1e0 [ 440.860667] ? lock_downgrade+0x900/0x900 [ 440.864824] ? zap_class+0x640/0x640 [ 440.868535] ? zap_class+0x640/0x640 [ 440.872259] ? find_held_lock+0x36/0x1c0 [ 440.876331] ? handle_mm_fault+0x42a/0xc70 [ 440.880566] ? lock_downgrade+0x900/0x900 [ 440.884802] ? check_preemption_disabled+0x48/0x280 [ 440.889822] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 440.894753] ? kasan_check_read+0x11/0x20 [ 440.898902] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 440.904178] ? rcu_softirq_qs+0x20/0x20 [ 440.908172] ? trace_hardirqs_off_caller+0x310/0x310 [ 440.913274] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.918815] ? check_preemption_disabled+0x48/0x280 [ 440.923845] handle_mm_fault+0x54f/0xc70 [ 440.927915] ? __handle_mm_fault+0x5be0/0x5be0 [ 440.932505] ? find_vma+0x34/0x190 [ 440.936095] __do_page_fault+0x5e8/0xe60 [ 440.940155] ? trace_hardirqs_off+0xb8/0x310 [ 440.944576] do_page_fault+0xf2/0x7e0 [ 440.948377] ? vmalloc_sync_all+0x30/0x30 [ 440.952528] ? error_entry+0x70/0xd0 [ 440.956246] ? trace_hardirqs_off_caller+0xbb/0x310 [ 440.961267] ? trace_hardirqs_on_caller+0xc0/0x310 [ 440.966198] ? syscall_return_slowpath+0x5e0/0x5e0 [ 440.971133] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 440.975984] ? trace_hardirqs_on_caller+0x310/0x310 [ 440.981001] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 440.986457] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 440.991478] ? prepare_exit_to_usermode+0x291/0x3b0 [ 440.996494] ? page_fault+0x8/0x30 [ 441.000039] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 441.004884] ? page_fault+0x8/0x30 [ 441.008421] page_fault+0x1e/0x30 [ 441.011903] RIP: 0033:0x7efe5ebdedd3 [ 441.015679] Code: Bad RIP value. [ 441.019068] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246 [ 441.024430] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3 [ 441.031708] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b [ 441.038980] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001 [ 441.046250] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 441.053517] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000 [ 441.060811] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170 [ 441.060816] warn_alloc_show_mem: 1 callbacks suppressed [ 441.060824] Mem-Info: [ 441.068099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 441.073469] active_anon:51362 inactive_anon:188 isolated_anon:0 [ 441.073469] active_file:14 inactive_file:10 isolated_file:0 [ 441.073469] unevictable:0 dirty:0 writeback:0 unstable:0 [ 441.073469] slab_reclaimable:9090 slab_unreclaimable:1457488 [ 441.073469] mapped:24584 shmem:244 pagetables:517 bounce:0 [ 441.073469] free:13762 free_pcp:570 free_cma:0 [ 441.075840] Call Trace: [ 441.085233] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 441.118583] [ 441.121155] 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 [ 441.148565] dump_stack+0x244/0x39d [ 441.150689] lowmem_reserve[]: 0 2818 6321 6321 [ 441.177304] ? dump_stack_print_info.cold.1+0x20/0x20 [ 441.180904] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB [ 441.185501] warn_alloc.cold.116+0xb7/0x1bd [ 441.190686] lowmem_reserve[]: 0 0 3503 3503 [ 441.218357] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 441.222655] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB [ 441.226977] ? lock_downgrade+0x900/0x900 [ 441.231806] lowmem_reserve[]: 0 0 0 0 [ 441.260775] ? trace_hardirqs_off+0xb8/0x310 [ 441.264891] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 441.268685] ? trace_hardirqs_off+0xb8/0x310