b0 [ 363.667220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.672777] ? fsnotify+0x4e5/0xf20 [ 363.676440] __vfs_read+0x117/0x9b0 [ 363.680067] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 363.685004] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 363.689928] ? vfs_copy_file_range+0xb90/0xb90 [ 363.694510] ? fsnotify+0xf20/0xf20 [ 363.698137] ? fsnotify_first_mark+0x350/0x350 [ 363.702723] ? security_file_permission+0x1c2/0x220 [ 363.707735] ? rw_verify_area+0x118/0x360 [ 363.711880] vfs_read+0x17f/0x3c0 [ 363.715335] ksys_read+0x101/0x260 [ 363.718871] ? kernel_write+0x120/0x120 [ 363.722842] ? trace_hardirqs_off_caller+0x310/0x310 [ 363.727963] __x64_sys_read+0x73/0xb0 [ 363.731761] do_syscall_64+0x1b9/0x820 [ 363.735644] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 363.741012] ? syscall_return_slowpath+0x5e0/0x5e0 [ 363.745936] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 363.750774] ? trace_hardirqs_on_caller+0x310/0x310 [ 363.755803] ? prepare_exit_to_usermode+0x291/0x3b0 [ 363.760820] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 363.765662] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 363.770846] RIP: 0033:0x7f126a43d1fd [ 363.774565] Code: Bad RIP value. [ 363.777920] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 363.785625] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 363.792887] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 363.800148] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 363.807415] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 363.814679] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 363.821968] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 363.822032] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 363.828982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 363.828987] Call Trace: [ 363.828993] [ 363.829011] dump_stack+0x244/0x39d [ 363.829030] ? dump_stack_print_info.cold.1+0x20/0x20 [ 363.835630] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 363.844849] warn_alloc.cold.116+0xb7/0x1bd [ 363.847571] rsyslogd cpuset=/ mems_allowed=0 [ 363.849712] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 363.849731] ? lock_downgrade+0x900/0x900 [ 363.886267] ? trace_hardirqs_off+0xb8/0x310 [ 363.890676] ? trace_hardirqs_off+0xb8/0x310 [ 363.895097] __alloc_pages_slowpath+0x26e8/0x2e10 [ 363.899959] ? warn_alloc+0x120/0x120 [ 363.903760] ? print_usage_bug+0xc0/0xc0 [ 363.907820] ? warn_alloc+0x120/0x120 [ 363.911623] ? warn_alloc+0x120/0x120 [ 363.915418] ? print_usage_bug+0xc0/0xc0 [ 363.919478] ? kvm_clock_read+0x18/0x30 [ 363.923460] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 363.928475] ? print_usage_bug+0xc0/0xc0 [ 363.932531] ? __lock_acquire+0x62f/0x4c20 [ 363.936770] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 363.942425] ? should_fail+0x22d/0xd01 [ 363.946308] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 363.951587] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 363.956684] ? __lock_acquire+0x62f/0x4c20 [ 363.960921] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 363.966017] ? __lock_acquire+0x62f/0x4c20 [ 363.970244] ? should_fail+0x22d/0xd01 [ 363.974122] ? rcu_irq_exit+0x1a2/0x390 [ 363.978106] ? mark_held_locks+0x130/0x130 [ 363.982345] ? mark_held_locks+0x130/0x130 [ 363.986596] ? mark_held_locks+0xc7/0x130 [ 363.990737] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 363.995746] ? zap_class+0x640/0x640 [ 363.999453] ? print_usage_bug+0xc0/0xc0 [ 364.003605] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.009135] ? check_preemption_disabled+0x48/0x280 [ 364.014152] ? __lock_is_held+0xb5/0x140 [ 364.018218] __alloc_pages_nodemask+0xa80/0xde0 [ 364.022878] ? zap_class+0x640/0x640 [ 364.026590] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 364.031613] ? find_held_lock+0x36/0x1c0 [ 364.035680] ? ____cache_alloc_node+0x1c7/0x1e0 [ 364.040343] ? lock_downgrade+0x900/0x900 [ 364.044489] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.050027] cache_grow_begin+0xa5/0x8c0 [ 364.054093] ? do_raw_spin_unlock+0xa7/0x330 [ 364.058506] fallback_alloc+0x204/0x2e0 [ 364.062481] ____cache_alloc_node+0x1c7/0x1e0 [ 364.066975] kmem_cache_alloc_node+0xe3/0x730 [ 364.071482] ? ipv6_get_ifaddr+0x42e/0x620 [ 364.075877] __alloc_skb+0x119/0x770 [ 364.079592] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 364.084868] ? netdev_alloc_frag+0x1f0/0x1f0 [ 364.089272] ? lock_downgrade+0x900/0x900 [ 364.093423] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.098955] ? refcount_sub_and_test_checked+0x203/0x310 [ 364.104403] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 364.109849] ? addrconf_rs_timer+0x690/0x690 [ 364.114262] ndisc_alloc_skb+0x144/0x340 [ 364.118321] ndisc_send_rs+0x331/0x6e0 [ 364.122212] addrconf_rs_timer+0x314/0x690 [ 364.126446] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 364.130788] call_timer_fn+0x272/0x920 [ 364.134673] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 364.138907] ? process_timeout+0x40/0x40 [ 364.143088] ? mark_held_locks+0xc7/0x130 [ 364.147232] ? _raw_spin_unlock_irq+0x27/0x80 [ 364.151721] ? _raw_spin_unlock_irq+0x27/0x80 [ 364.156328] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 364.160560] ? lockdep_hardirqs_on+0x296/0x5b0 [ 364.165234] ? trace_hardirqs_on+0xbd/0x310 [ 364.169553] ? kasan_check_read+0x11/0x20 [ 364.173702] ? __run_timers+0x7da/0xc70 [ 364.177673] ? trace_hardirqs_off_caller+0x310/0x310 [ 364.182774] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 364.187010] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 364.191236] __run_timers+0x7e5/0xc70 [ 364.195043] ? timer_fixup_init+0x70/0x70 [ 364.199193] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 364.204208] ? zap_class+0x640/0x640 [ 364.207922] ? print_usage_bug+0xc0/0xc0 [ 364.212003] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 364.217192] ? find_held_lock+0x36/0x1c0 [ 364.221251] ? zap_class+0x640/0x640 [ 364.224964] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.230585] ? check_preemption_disabled+0x48/0x280 [ 364.235603] ? __lock_is_held+0xb5/0x140 [ 364.239660] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.245192] ? check_preemption_disabled+0x48/0x280 [ 364.250208] run_timer_softirq+0x52/0xb0 [ 364.254268] ? rcu_read_lock_sched_held+0x14f/0x180 [ 364.259377] __do_softirq+0x308/0xb7e [ 364.263174] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 364.267662] ? lock_downgrade+0x900/0x900 [ 364.271808] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 364.276911] ? pvclock_read_flags+0x160/0x160 [ 364.281401] ? lapic_next_event+0x5a/0x90 [ 364.285547] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.291093] ? kvm_clock_read+0x18/0x30 [ 364.295071] ? kvm_sched_clock_read+0x9/0x20 [ 364.299478] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 364.305009] ? check_preemption_disabled+0x48/0x280 [ 364.310040] irq_exit+0x17f/0x1c0 [ 364.313502] smp_apic_timer_interrupt+0x1cb/0x760 [ 364.318340] ? smp_reschedule_interrupt+0x109/0x650 [ 364.323353] ? smp_call_function_single_interrupt+0x650/0x650 [ 364.329230] ? interrupt_entry+0xb5/0xc0 [ 364.333289] ? trace_hardirqs_off_caller+0xbb/0x310 [ 364.338299] ? trace_hardirqs_off_caller+0xbb/0x310 [ 364.343312] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 364.348149] ? trace_hardirqs_on_caller+0x310/0x310 [ 364.353163] ? trace_hardirqs_on_caller+0x310/0x310 [ 364.358175] ? task_prio+0x50/0x50 [ 364.361725] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 364.367259] ? check_preemption_disabled+0x48/0x280 [ 364.372279] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 364.377123] apic_timer_interrupt+0xf/0x20 [ 364.381344] [ 364.383581] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 364.388589] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 364.407718] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 364.415418] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 364.422678] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 364.429941] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 364.437214] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 364.444476] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 364.451758] ? list_lru_count_one+0x1c4/0x450 [ 364.456259] list_lru_count_one+0x2fb/0x450 [ 364.460584] ? list_lru_isolate_move+0x3c0/0x3c0 [ 364.465341] ? deferred_split_count+0x65/0x170 [ 364.469916] ? shrink_huge_zero_page_count+0xc8/0x100 [ 364.475109] super_cache_count+0x153/0x2e0 [ 364.479343] do_shrink_slab+0x1b1/0xd30 [ 364.483320] ? lock_acquire+0x1ed/0x520 [ 364.487292] ? snapshot_refaults+0x290/0x290 [ 364.491695] ? lock_release+0xa00/0xa00 [ 364.495667] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 364.500601] ? down_read_trylock+0xda/0x140 [ 364.504912] ? shrink_slab+0x207/0x8c0 [ 364.508793] ? downgrade_write+0x270/0x270 [ 364.513030] shrink_slab+0x389/0x8c0 [ 364.516746] ? shrink_active_list+0x1f00/0x1f00 [ 364.521417] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 364.527048] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 364.532152] ? cgroup_procs_write_finish+0xf0/0xf0 [ 364.537091] ? find_held_lock+0x36/0x1c0 [ 364.541156] shrink_node+0x431/0x16b0 [ 364.544956] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 364.550251] ? shrink_node_memcg+0x18f0/0x18f0 [ 364.554841] ? kvm_clock_read+0x18/0x30 [ 364.558812] ? ktime_get+0x2c1/0x400 [ 364.562526] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 364.567025] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 364.572566] ? __cpuset_node_allowed+0x19b/0x660 [ 364.577319] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 364.583024] ? delayacct_end+0x5a/0x100 [ 364.587007] do_try_to_free_pages+0x3e7/0x1290 [ 364.591585] ? zap_class+0x640/0x640 [ 364.595311] ? shrink_node+0x16b0/0x16b0 [ 364.599379] ? __lock_is_held+0xb5/0x140 [ 364.603451] try_to_free_pages+0x4d0/0xb90 [ 364.607682] ? do_try_to_free_pages+0x1290/0x1290 [ 364.612533] ? lock_acquire+0x1ed/0x520 [ 364.616505] ? set_page_refcounted+0x280/0x280 [ 364.621092] ? lock_release+0xa00/0xa00 [ 364.625084] ? _raw_spin_unlock_irq+0x60/0x80 [ 364.629574] ? psi_memstall_enter+0x240/0x2b0 [ 364.634152] ? psi_memstall_tick+0x230/0x230 [ 364.638569] __alloc_pages_slowpath+0xa14/0x2e10 [ 364.643436] ? warn_alloc+0x120/0x120 [ 364.647229] ? mark_held_locks+0x130/0x130 [ 364.651464] ? find_get_entry+0xaae/0x1120 [ 364.655703] ? filemap_map_pages+0x1a20/0x1a20 [ 364.660289] ? zap_class+0x640/0x640 [ 364.664008] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.669574] ? check_preemption_disabled+0x48/0x280 [ 364.674586] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 364.680115] ? should_fail+0x22d/0xd01 [ 364.684005] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 364.689111] ? zap_class+0x640/0x640 [ 364.692841] ? __lock_is_held+0xb5/0x140 [ 364.696903] ? mark_held_locks+0x130/0x130 [ 364.701135] ? lock_release+0xa00/0xa00 [ 364.705108] ? perf_trace_sched_process_exec+0x860/0x860 [ 364.710561] ? xa_load+0x2ba/0x460 [ 364.714095] ? lock_downgrade+0x900/0x900 [ 364.718258] ? __might_sleep+0x95/0x190 [ 364.722235] __alloc_pages_nodemask+0xa80/0xde0 [ 364.726903] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 364.731915] ? __page_cache_alloc+0x191/0x5c0 [ 364.736403] ? xa_load+0x2e1/0x460 [ 364.739939] ? xa_clear_mark+0x40/0x40 [ 364.743836] ? zap_class+0x640/0x640 [ 364.747556] ? zap_class+0x640/0x640 [ 364.751262] ? zap_class+0x640/0x640 [ 364.754971] ? __do_page_cache_readahead+0x663/0x810 [ 364.760072] ? find_held_lock+0x36/0x1c0 [ 364.764132] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 364.769671] alloc_pages_current+0x173/0x350 [ 364.774080] __page_cache_alloc+0x38c/0x5c0 [ 364.778394] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 364.783333] ? kasan_check_read+0x11/0x20 [ 364.787476] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 364.792748] ? generic_perform_write+0x6a0/0x6a0 [ 364.797522] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 364.803074] ? check_preemption_disabled+0x48/0x280 [ 364.808093] filemap_fault+0x1595/0x25f0 [ 364.812199] ? __lock_page_or_retry+0xa00/0xa00 [ 364.816872] ? mark_held_locks+0x130/0x130 [ 364.821108] ? filemap_map_pages+0xd6b/0x1a20 [ 364.825603] ? lock_downgrade+0x900/0x900 [ 364.829744] ? check_preemption_disabled+0x48/0x280 [ 364.834759] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 364.839797] ? kasan_check_read+0x11/0x20 [ 364.843938] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 364.849211] ? rcu_softirq_qs+0x20/0x20 [ 364.853196] ? filemap_map_pages+0xd92/0x1a20 [ 364.857801] ? find_get_entries_tag+0x1400/0x1400 [ 364.862639] ? debug_object_destroy+0x2b0/0x2b0 [ 364.867306] ? lock_pi_update_atomic+0x150/0x150 [ 364.872054] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.877599] ? lock_acquire+0x1ed/0x520 [ 364.881566] ? ext4_filemap_fault+0x7a/0xad [ 364.885885] ? lock_release+0xa00/0xa00 [ 364.889852] ? perf_trace_sched_process_exec+0x860/0x860 [ 364.895297] ? print_usage_bug+0xc0/0xc0 [ 364.899352] ? print_usage_bug+0xc0/0xc0 [ 364.903420] ? down_read+0x8d/0x120 [ 364.907042] ? ext4_filemap_fault+0x7a/0xad [ 364.911357] ? __down_interruptible+0x700/0x700 [ 364.916039] ext4_filemap_fault+0x82/0xad [ 364.920182] __do_fault+0x100/0x6b0 [ 364.923815] ? pmd_devmap_trans_unstable+0x220/0x220 [ 364.928916] ? mark_held_locks+0x130/0x130 [ 364.933233] ? mark_held_locks+0x130/0x130 [ 364.937478] ? __might_fault+0x12b/0x1e0 [ 364.941552] ? lock_downgrade+0x900/0x900 [ 364.945703] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 364.951240] __handle_mm_fault+0x3ea0/0x5be0 [ 364.955655] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 364.960501] ? _copy_to_user+0xc8/0x110 [ 364.964485] ? zap_class+0x640/0x640 [ 364.968194] ? zap_class+0x640/0x640 [ 364.971898] ? __x64_sys_futex+0x53e/0x6a0 [ 364.976134] ? find_held_lock+0x36/0x1c0 [ 364.980208] ? handle_mm_fault+0x42a/0xc70 [ 364.984440] ? lock_downgrade+0x900/0x900 [ 364.988696] ? check_preemption_disabled+0x48/0x280 [ 364.993708] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 364.998634] ? kasan_check_read+0x11/0x20 [ 365.002785] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 365.008056] ? rcu_softirq_qs+0x20/0x20 [ 365.012029] ? trace_hardirqs_off_caller+0x310/0x310 [ 365.017131] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.022668] ? check_preemption_disabled+0x48/0x280 [ 365.027682] handle_mm_fault+0x54f/0xc70 [ 365.031739] ? __handle_mm_fault+0x5be0/0x5be0 [ 365.036320] ? find_vma+0x34/0x190 [ 365.039862] __do_page_fault+0x5e8/0xe60 [ 365.043917] ? trace_hardirqs_off+0xb8/0x310 [ 365.048329] do_page_fault+0xf2/0x7e0 [ 365.052127] ? vmalloc_sync_all+0x30/0x30 [ 365.056269] ? error_entry+0x70/0xd0 [ 365.059980] ? trace_hardirqs_off_caller+0xbb/0x310 [ 365.065168] ? trace_hardirqs_on_caller+0xc0/0x310 [ 365.070103] ? syscall_return_slowpath+0x5e0/0x5e0 [ 365.075031] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 365.079954] ? trace_hardirqs_on_caller+0x310/0x310 [ 365.084963] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 365.090416] ? prepare_exit_to_usermode+0x291/0x3b0 [ 365.095426] ? page_fault+0x8/0x30 [ 365.098963] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 365.103802] ? page_fault+0x8/0x30 [ 365.107336] page_fault+0x1e/0x30 [ 365.110783] RIP: 0033:0x45ddf3 [ 365.113981] Code: Bad RIP value. [ 365.117339] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 365.122696] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 365.129960] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 365.137261] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 365.144538] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 365.151803] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 365.159172] warn_alloc_show_mem: 1 callbacks suppressed [ 365.159181] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 365.159183] Mem-Info: [ 365.159211] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 365.159211] active_file:13 inactive_file:12 isolated_file:0 [ 365.159211] unevictable:0 dirty:0 writeback:0 unstable:0 [ 365.159211] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 365.159211] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 365.159211] free:13770 free_pcp:132 free_cma:0 [ 365.164553] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 365.171387] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 365.173772] Call Trace: [ 365.206975] 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 [ 365.216322] [ 365.244601] lowmem_reserve[]: 0 2818 6321 6321 [ 365.247191] dump_stack+0x244/0x39d [ 365.273267] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 365.275412] ? dump_stack_print_info.cold.1+0x20/0x20 [ 365.279961] lowmem_reserve[]: 0 0 3503 3503 [ 365.283595] warn_alloc.cold.116+0xb7/0x1bd [ 365.310882] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 365.316061] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 365.320351] lowmem_reserve[]: 0 0 0 0 [ 365.324664] ? lock_downgrade+0x900/0x900 [ 365.353604] 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 [ 365.358440] ? trace_hardirqs_off+0xb8/0x310 [ 365.362204] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 365.366345] ? trace_hardirqs_off+0xb8/0x310 [ 365.379946] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 365.384349] __alloc_pages_slowpath+0x26e8/0x2e10 [ 365.399840] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 365.404350] ? warn_alloc+0x120/0x120 [ 365.419392] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 365.424228] ? print_usage_bug+0xc0/0xc0 [ 365.433031] 2701 total pagecache pages [ 365.436819] ? warn_alloc+0x120/0x120 [ 365.445371] 0 pages in swap cache [ 365.449416] ? warn_alloc+0x120/0x120 [ 365.453275] Swap cache stats: add 0, delete 0, find 0/0 [ 365.457056] ? print_usage_bug+0xc0/0xc0 [ 365.460478] Free swap = 0kB [ 365.464288] ? kvm_clock_read+0x18/0x30 [ 365.469617] Total swap = 0kB [ 365.473665] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 365.476655] 1965979 pages RAM [ 365.480617] ? print_usage_bug+0xc0/0xc0 [ 365.483617] 0 pages HighMem/MovableOnly [ 365.488626] ? __lock_acquire+0x62f/0x4c20 [ 365.491705] 342853 pages reserved [ 365.495841] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.499786] 0 pages cma reserved [ 365.504018] ? should_fail+0x22d/0xd01 [ 365.507507] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 365.512964] ? __lock_acquire+0x62f/0x4c20 [ 365.516704] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 365.520175] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 365.526639] syz-fuzzer cpuset=/ mems_allowed=0 [ 365.530859] ? __lock_acquire+0x62f/0x4c20 [ 365.555207] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 365.560303] ? __lock_acquire+0x62f/0x4c20 [ 365.564528] ? should_fail+0x22d/0xd01 [ 365.568418] ? mark_held_locks+0x130/0x130 [ 365.572667] ? mark_held_locks+0x130/0x130 [ 365.576903] ? __lock_acquire+0x62f/0x4c20 [ 365.581131] ? zap_class+0x640/0x640 [ 365.584837] ? mark_held_locks+0x130/0x130 [ 365.589064] ? print_usage_bug+0xc0/0xc0 [ 365.593128] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.598661] ? check_preemption_disabled+0x48/0x280 [ 365.603681] ? __lock_is_held+0xb5/0x140 [ 365.607741] __alloc_pages_nodemask+0xa80/0xde0 [ 365.612414] ? zap_class+0x640/0x640 [ 365.616127] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 365.621146] ? find_held_lock+0x36/0x1c0 [ 365.625211] ? ____cache_alloc_node+0x1c7/0x1e0 [ 365.629880] ? lock_downgrade+0x900/0x900 [ 365.634031] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.639566] cache_grow_begin+0xa5/0x8c0 [ 365.643622] ? do_raw_spin_unlock+0xa7/0x330 [ 365.648036] fallback_alloc+0x204/0x2e0 [ 365.652017] ____cache_alloc_node+0x1c7/0x1e0 [ 365.656524] kmem_cache_alloc_node+0xe3/0x730 [ 365.661015] ? do_raw_spin_unlock+0xa7/0x330 [ 365.665415] ? do_raw_spin_trylock+0x270/0x270 [ 365.670005] __alloc_skb+0x119/0x770 [ 365.673718] ? netdev_alloc_frag+0x1f0/0x1f0 [ 365.678123] ? atomic_notifier_call_chain+0xc6/0x190 [ 365.683221] ? lock_downgrade+0x900/0x900 [ 365.687363] ? check_preemption_disabled+0x48/0x280 [ 365.692383] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 365.697307] ? kasan_check_read+0x11/0x20 [ 365.701448] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 365.706719] ? rcu_softirq_qs+0x20/0x20 [ 365.710689] ? kasan_check_read+0x11/0x20 [ 365.714840] ? do_raw_write_trylock+0x270/0x270 [ 365.719513] __neigh_notify+0x8c/0x160 [ 365.723396] ? neigh_connected_output+0x780/0x780 [ 365.728236] neigh_timer_handler+0x6cb/0xdf0 [ 365.732642] ? check_preemption_disabled+0x48/0x280 [ 365.737658] ? neigh_periodic_work+0xc60/0xc60 [ 365.742244] ? __lock_is_held+0xb5/0x140 [ 365.746402] call_timer_fn+0x272/0x920 [ 365.750285] ? neigh_periodic_work+0xc60/0xc60 [ 365.754859] ? process_timeout+0x40/0x40 [ 365.758926] ? mark_held_locks+0xc7/0x130 [ 365.763080] ? _raw_spin_unlock_irq+0x27/0x80 [ 365.767569] ? _raw_spin_unlock_irq+0x27/0x80 [ 365.772060] ? neigh_periodic_work+0xc60/0xc60 [ 365.776637] ? lockdep_hardirqs_on+0x296/0x5b0 [ 365.781214] ? trace_hardirqs_on+0xbd/0x310 [ 365.785530] ? kasan_check_read+0x11/0x20 [ 365.789672] ? __run_timers+0x7da/0xc70 [ 365.793640] ? trace_hardirqs_off_caller+0x310/0x310 [ 365.798757] ? neigh_periodic_work+0xc60/0xc60 [ 365.803335] __run_timers+0x7e5/0xc70 [ 365.807140] ? timer_fixup_init+0x70/0x70 [ 365.811283] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 365.816293] ? zap_class+0x640/0x640 [ 365.820007] ? print_usage_bug+0xc0/0xc0 [ 365.824063] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 365.829257] ? find_held_lock+0x36/0x1c0 [ 365.833320] ? zap_class+0x640/0x640 [ 365.837033] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.842566] ? check_preemption_disabled+0x48/0x280 [ 365.847583] ? __lock_is_held+0xb5/0x140 [ 365.851637] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.857172] ? check_preemption_disabled+0x48/0x280 [ 365.862186] run_timer_softirq+0x52/0xb0 [ 365.866240] ? rcu_read_lock_sched_held+0x14f/0x180 [ 365.871251] __do_softirq+0x308/0xb7e [ 365.875052] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 365.879637] ? lock_downgrade+0x900/0x900 [ 365.883782] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 365.888886] ? pvclock_read_flags+0x160/0x160 [ 365.893375] ? lapic_next_event+0x5a/0x90 [ 365.897519] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.903058] ? kvm_clock_read+0x18/0x30 [ 365.907030] ? kvm_sched_clock_read+0x9/0x20 [ 365.911439] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.919664] ? check_preemption_disabled+0x48/0x280 [ 365.924684] irq_exit+0x17f/0x1c0 [ 365.928131] smp_apic_timer_interrupt+0x1cb/0x760 [ 365.932977] ? smp_reschedule_interrupt+0x109/0x650 [ 365.937991] ? smp_call_function_single_interrupt+0x650/0x650 [ 365.943873] ? interrupt_entry+0xb5/0xc0 [ 365.947934] ? trace_hardirqs_off_caller+0xbb/0x310 [ 365.952966] ? trace_hardirqs_off_caller+0xbb/0x310 [ 365.957986] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 365.962829] ? trace_hardirqs_on_caller+0x310/0x310 [ 365.967840] ? trace_hardirqs_on_caller+0x310/0x310 [ 365.972852] ? task_prio+0x50/0x50 [ 365.976388] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.981923] ? check_preemption_disabled+0x48/0x280 [ 365.986963] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 365.991805] apic_timer_interrupt+0xf/0x20 [ 365.996027] [ 365.998263] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 366.003273] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 366.022163] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 366.029862] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 366.037209] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 366.044469] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 366.051732] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 366.059167] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 366.066472] rcu_read_lock_held+0xa9/0xc0 [ 366.070615] list_lru_count_one+0x31a/0x450 [ 366.074933] ? list_lru_isolate_move+0x3c0/0x3c0 [ 366.080201] ? shmem_free_inode+0xd0/0xd0 [ 366.084352] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 366.089890] ? ubifs_shrink_count+0xc4/0x100 [ 366.094296] super_cache_count+0x153/0x2e0 [ 366.098542] do_shrink_slab+0x1b1/0xd30 [ 366.102516] ? lock_acquire+0x1ed/0x520 [ 366.106504] ? snapshot_refaults+0x290/0x290 [ 366.110926] ? lock_release+0xa00/0xa00 [ 366.114912] ? perf_trace_sched_process_exec+0x860/0x860 [ 366.120372] ? down_read_trylock+0xda/0x140 [ 366.124689] ? shrink_slab+0x207/0x8c0 [ 366.128674] ? downgrade_write+0x270/0x270 [ 366.132912] shrink_slab+0x389/0x8c0 [ 366.136645] ? shrink_active_list+0x1f00/0x1f00 [ 366.141317] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 366.146947] ? trace_hardirqs_on+0xbd/0x310 [ 366.151271] ? vmpressure+0x271/0x340 [ 366.155066] ? trace_hardirqs_off_caller+0x310/0x310 [ 366.160170] ? cgroup_procs_write_finish+0xf0/0xf0 [ 366.165108] shrink_node+0x431/0x16b0 [ 366.168908] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 366.174211] ? shrink_node_memcg+0x18f0/0x18f0 [ 366.178793] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 366.183371] ? trace_hardirqs_on+0xbd/0x310 [ 366.187687] ? vmpressure+0x271/0x340 [ 366.191484] ? do_raw_spin_unlock+0xa7/0x330 [ 366.195895] ? do_raw_spin_trylock+0x270/0x270 [ 366.200478] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 366.206009] ? __cpuset_node_allowed+0x19b/0x660 [ 366.210850] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 366.216553] ? vmpressure+0x1a2/0x340 [ 366.220355] do_try_to_free_pages+0x3e7/0x1290 [ 366.224959] ? shrink_node+0x16b0/0x16b0 [ 366.229015] ? __lock_is_held+0xb5/0x140 [ 366.233087] try_to_free_pages+0x4d0/0xb90 [ 366.237319] ? do_try_to_free_pages+0x1290/0x1290 [ 366.242169] ? lock_acquire+0x1ed/0x520 [ 366.246162] ? set_page_refcounted+0x280/0x280 [ 366.250836] ? lock_release+0xa00/0xa00 [ 366.254814] ? _raw_spin_unlock_irq+0x60/0x80 [ 366.259305] ? psi_memstall_enter+0x240/0x2b0 [ 366.263798] ? psi_memstall_tick+0x230/0x230 [ 366.268229] ? trace_hardirqs_off+0xb8/0x310 [ 366.272644] __alloc_pages_slowpath+0xa14/0x2e10 [ 366.277419] ? warn_alloc+0x120/0x120 [ 366.281211] ? mark_held_locks+0x130/0x130 [ 366.285451] ? warn_alloc+0x120/0x120 [ 366.289251] ? print_usage_bug+0xc0/0xc0 [ 366.293313] ? print_usage_bug+0xc0/0xc0 [ 366.297376] ? print_usage_bug+0xc0/0xc0 [ 366.301430] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 366.306966] ? should_fail+0x22d/0xd01 [ 366.310848] ? zap_class+0x640/0x640 [ 366.314558] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 366.319654] ? zap_class+0x640/0x640 [ 366.323368] ? zap_class+0x640/0x640 [ 366.327090] ? __lock_is_held+0xb5/0x140 [ 366.331157] ? zap_class+0x640/0x640 [ 366.334867] ? lock_release+0xa00/0xa00 [ 366.338838] ? perf_trace_sched_process_exec+0x860/0x860 [ 366.344283] ? check_preemption_disabled+0x48/0x280 [ 366.349303] ? __might_sleep+0x95/0x190 [ 366.353276] __alloc_pages_nodemask+0xa80/0xde0 [ 366.357950] ? zap_class+0x640/0x640 [ 366.361662] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 366.366697] ? mark_held_locks+0xc7/0x130 [ 366.370933] ? cache_grow_begin+0x65/0x8c0 [ 366.375170] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 366.379750] ? trace_hardirqs_on+0xbd/0x310 [ 366.384067] ? fallback_alloc+0x204/0x2e0 [ 366.388213] ? trace_hardirqs_off_caller+0x310/0x310 [ 366.393312] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 366.398850] cache_grow_begin+0xa5/0x8c0 [ 366.402997] ? do_raw_spin_unlock+0xa7/0x330 [ 366.407407] fallback_alloc+0x204/0x2e0 [ 366.411386] ____cache_alloc_node+0x1c7/0x1e0 [ 366.415879] kmem_cache_alloc_trace+0x214/0x750 [ 366.420567] do_syslog+0xb9b/0x1690 [ 366.424197] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 366.429208] ? finish_wait+0x430/0x430 [ 366.433092] ? aa_path_link+0x5e0/0x5e0 [ 366.437067] kmsg_read+0x8f/0xc0 [ 366.440429] ? kmsg_poll+0xb0/0xb0 [ 366.443965] proc_reg_read+0x2a3/0x3d0 [ 366.447854] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 366.452780] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 366.457358] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.462888] ? fsnotify+0x4e5/0xf20 [ 366.466518] __vfs_read+0x117/0x9b0 [ 366.470142] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 366.475066] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 366.479998] ? vfs_copy_file_range+0xb90/0xb90 [ 366.484573] ? fsnotify+0xf20/0xf20 [ 366.488196] ? fsnotify_first_mark+0x350/0x350 [ 366.492781] ? security_file_permission+0x1c2/0x220 [ 366.497796] ? rw_verify_area+0x118/0x360 [ 366.501950] vfs_read+0x17f/0x3c0 [ 366.505413] ksys_read+0x101/0x260 [ 366.508961] ? kernel_write+0x120/0x120 [ 366.512946] ? trace_hardirqs_off_caller+0x310/0x310 [ 366.518050] __x64_sys_read+0x73/0xb0 [ 366.521849] do_syscall_64+0x1b9/0x820 [ 366.525739] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 366.531098] ? syscall_return_slowpath+0x5e0/0x5e0 [ 366.536021] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 366.540863] ? trace_hardirqs_on_caller+0x310/0x310 [ 366.545878] ? prepare_exit_to_usermode+0x291/0x3b0 [ 366.550898] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 366.555780] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 366.560969] RIP: 0033:0x7f126a43d1fd [ 366.564691] Code: Bad RIP value. [ 366.568049] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 366.575752] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 366.583011] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 366.590275] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 366.597539] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 366.604898] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 366.612197] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 366.612355] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 366.619216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 366.629257] rsyslogd cpuset=/ mems_allowed=0 [ 366.638678] Call Trace: [ 366.645633] [ 366.647784] dump_stack+0x244/0x39d [ 366.651412] ? dump_stack_print_info.cold.1+0x20/0x20 [ 366.656617] warn_alloc.cold.116+0xb7/0x1bd [ 366.660946] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 366.665787] ? lock_downgrade+0x900/0x900 [ 366.669947] ? trace_hardirqs_off+0xb8/0x310 [ 366.674368] ? trace_hardirqs_off+0xb8/0x310 [ 366.678780] __alloc_pages_slowpath+0x26e8/0x2e10 [ 366.683647] ? warn_alloc+0x120/0x120 [ 366.687450] ? warn_alloc+0x120/0x120 [ 366.691251] ? warn_alloc+0x120/0x120 [ 366.695060] ? print_usage_bug+0xc0/0xc0 [ 366.699115] ? __lock_acquire+0x62f/0x4c20 [ 366.703347] ? print_usage_bug+0xc0/0xc0 [ 366.707405] ? __lock_acquire+0x62f/0x4c20 [ 366.711642] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 366.717187] ? should_fail+0x22d/0xd01 [ 366.721068] ? __lock_acquire+0x62f/0x4c20 [ 366.725303] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 366.730578] ? __lock_acquire+0x62f/0x4c20 [ 366.734917] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 366.740015] ? __lock_acquire+0x62f/0x4c20 [ 366.744244] ? should_fail+0x22d/0xd01 [ 366.748135] ? mark_held_locks+0x130/0x130 [ 366.752373] ? mark_held_locks+0x130/0x130 [ 366.756605] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 366.761708] ? zap_class+0x640/0x640 [ 366.765424] ? print_usage_bug+0xc0/0xc0 [ 366.769487] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.775034] ? check_preemption_disabled+0x48/0x280 [ 366.780056] ? __lock_is_held+0xb5/0x140 [ 366.784120] __alloc_pages_nodemask+0xa80/0xde0 [ 366.788785] ? zap_class+0x640/0x640 [ 366.792500] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 366.797540] ? find_held_lock+0x36/0x1c0 [ 366.801607] ? ____cache_alloc_node+0x1c7/0x1e0 [ 366.806272] ? lock_downgrade+0x900/0x900 [ 366.810424] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.816047] cache_grow_begin+0xa5/0x8c0 [ 366.820105] ? do_raw_spin_unlock+0xa7/0x330 [ 366.824518] fallback_alloc+0x204/0x2e0 [ 366.828492] ____cache_alloc_node+0x1c7/0x1e0 [ 366.832986] kmem_cache_alloc_node+0xe3/0x730 [ 366.837476] ? ipv6_get_ifaddr+0x42e/0x620 [ 366.841715] __alloc_skb+0x119/0x770 [ 366.845426] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 366.850712] ? netdev_alloc_frag+0x1f0/0x1f0 [ 366.855116] ? lock_downgrade+0x900/0x900 [ 366.859263] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.864792] ? refcount_sub_and_test_checked+0x203/0x310 [ 366.870239] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 366.875684] ? addrconf_rs_timer+0x690/0x690 [ 366.880095] ndisc_alloc_skb+0x144/0x340 [ 366.884153] ndisc_send_rs+0x331/0x6e0 [ 366.888044] addrconf_rs_timer+0x314/0x690 [ 366.892279] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 366.896523] call_timer_fn+0x272/0x920 [ 366.900402] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 366.904635] ? process_timeout+0x40/0x40 [ 366.908700] ? mark_held_locks+0xc7/0x130 [ 366.912844] ? _raw_spin_unlock_irq+0x27/0x80 [ 366.917331] ? _raw_spin_unlock_irq+0x27/0x80 [ 366.921820] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 366.926048] ? lockdep_hardirqs_on+0x296/0x5b0 [ 366.930639] ? trace_hardirqs_on+0xbd/0x310 [ 366.934956] ? kasan_check_read+0x11/0x20 [ 366.939098] ? __run_timers+0x7da/0xc70 [ 366.943067] ? trace_hardirqs_off_caller+0x310/0x310 [ 366.948344] ? prandom_seed_full_state+0x3b0/0x3b0 [ 366.953271] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 366.957497] __run_timers+0x7e5/0xc70 [ 366.961303] ? timer_fixup_init+0x70/0x70 [ 366.965458] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 366.970471] ? zap_class+0x640/0x640 [ 366.974184] ? print_usage_bug+0xc0/0xc0 [ 366.978241] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 366.983432] ? find_held_lock+0x36/0x1c0 [ 366.987494] ? zap_class+0x640/0x640 [ 366.991207] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.996740] ? check_preemption_disabled+0x48/0x280 [ 367.001757] ? __lock_is_held+0xb5/0x140 [ 367.005815] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.011348] ? check_preemption_disabled+0x48/0x280 [ 367.016361] run_timer_softirq+0x52/0xb0 [ 367.020427] ? rcu_read_lock_sched_held+0x14f/0x180 [ 367.025448] __do_softirq+0x308/0xb7e [ 367.029273] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 367.033764] ? lock_downgrade+0x900/0x900 [ 367.037997] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 367.043216] ? pvclock_read_flags+0x160/0x160 [ 367.047707] ? lapic_next_event+0x5a/0x90 [ 367.051851] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.057391] ? kvm_clock_read+0x18/0x30 [ 367.061371] ? kvm_sched_clock_read+0x9/0x20 [ 367.065780] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.071315] ? check_preemption_disabled+0x48/0x280 [ 367.076343] irq_exit+0x17f/0x1c0 [ 367.079791] smp_apic_timer_interrupt+0x1cb/0x760 [ 367.084628] ? smp_reschedule_interrupt+0x109/0x650 [ 367.089730] ? smp_call_function_single_interrupt+0x650/0x650 [ 367.095612] ? interrupt_entry+0xb5/0xc0 [ 367.099689] ? trace_hardirqs_off_caller+0xbb/0x310 [ 367.104702] ? trace_hardirqs_off_caller+0xbb/0x310 [ 367.109713] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 367.114548] ? trace_hardirqs_on_caller+0x310/0x310 [ 367.119557] ? trace_hardirqs_on_caller+0x310/0x310 [ 367.124567] ? task_prio+0x50/0x50 [ 367.128101] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.133724] ? check_preemption_disabled+0x48/0x280 [ 367.138739] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 367.143581] apic_timer_interrupt+0xf/0x20 [ 367.147804] [ 367.150041] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 367.155053] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 367.173949] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 367.181752] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 367.189016] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 367.196278] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 367.203654] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 367.210917] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 367.218197] ? list_lru_count_one+0x1c4/0x450 [ 367.222697] list_lru_count_one+0x2fb/0x450 [ 367.227015] ? list_lru_isolate_move+0x3c0/0x3c0 [ 367.231775] ? deferred_split_count+0x65/0x170 [ 367.236352] ? shrink_huge_zero_page_count+0xc8/0x100 [ 367.241547] super_cache_count+0x153/0x2e0 [ 367.246257] do_shrink_slab+0x1b1/0xd30 [ 367.250233] ? lock_acquire+0x1ed/0x520 [ 367.254208] ? snapshot_refaults+0x290/0x290 [ 367.258613] ? lock_release+0xa00/0xa00 [ 367.262584] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 367.267518] ? down_read_trylock+0xda/0x140 [ 367.271835] ? shrink_slab+0x207/0x8c0 [ 367.275717] ? downgrade_write+0x270/0x270 [ 367.279956] shrink_slab+0x389/0x8c0 [ 367.283665] ? shrink_active_list+0x1f00/0x1f00 [ 367.288336] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 367.293962] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 367.299067] ? cgroup_procs_write_finish+0xf0/0xf0 [ 367.303999] ? find_held_lock+0x36/0x1c0 [ 367.308065] shrink_node+0x431/0x16b0 [ 367.311865] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 367.317168] ? shrink_node_memcg+0x18f0/0x18f0 [ 367.321749] ? kvm_clock_read+0x18/0x30 [ 367.325720] ? ktime_get+0x2c1/0x400 [ 367.329433] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 367.333925] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 367.339456] ? __cpuset_node_allowed+0x19b/0x660 [ 367.344209] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 367.349915] ? delayacct_end+0x5a/0x100 [ 367.353910] do_try_to_free_pages+0x3e7/0x1290 [ 367.358485] ? zap_class+0x640/0x640 [ 367.362211] ? shrink_node+0x16b0/0x16b0 [ 367.366266] ? __lock_is_held+0xb5/0x140 [ 367.370339] try_to_free_pages+0x4d0/0xb90 [ 367.374573] ? do_try_to_free_pages+0x1290/0x1290 [ 367.379421] ? lock_acquire+0x1ed/0x520 [ 367.383392] ? set_page_refcounted+0x280/0x280 [ 367.387978] ? lock_release+0xa00/0xa00 [ 367.391945] ? _raw_spin_unlock_irq+0x60/0x80 [ 367.396523] ? psi_memstall_enter+0x240/0x2b0 [ 367.401023] ? psi_memstall_tick+0x230/0x230 [ 367.405437] __alloc_pages_slowpath+0xa14/0x2e10 [ 367.410242] ? warn_alloc+0x120/0x120 [ 367.414039] ? mark_held_locks+0x130/0x130 [ 367.418274] ? find_get_entry+0xaae/0x1120 [ 367.422512] ? filemap_map_pages+0x1a20/0x1a20 [ 367.427093] ? zap_class+0x640/0x640 [ 367.430812] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.436348] ? check_preemption_disabled+0x48/0x280 [ 367.441363] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.447072] ? should_fail+0x22d/0xd01 [ 367.450962] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 367.456060] ? zap_class+0x640/0x640 [ 367.459793] ? __lock_is_held+0xb5/0x140 [ 367.463858] ? mark_held_locks+0x130/0x130 [ 367.468096] ? lock_release+0xa00/0xa00 [ 367.472067] ? perf_trace_sched_process_exec+0x860/0x860 [ 367.477511] ? xa_load+0x2ba/0x460 [ 367.481049] ? lock_downgrade+0x900/0x900 [ 367.485199] ? __might_sleep+0x95/0x190 [ 367.489172] __alloc_pages_nodemask+0xa80/0xde0 [ 367.493843] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 367.498872] ? __page_cache_alloc+0x191/0x5c0 [ 367.503364] ? xa_load+0x2e1/0x460 [ 367.506907] ? xa_clear_mark+0x40/0x40 [ 367.510788] ? zap_class+0x640/0x640 [ 367.514505] ? zap_class+0x640/0x640 [ 367.518225] ? zap_class+0x640/0x640 [ 367.521933] ? __do_page_cache_readahead+0x663/0x810 [ 367.527036] ? find_held_lock+0x36/0x1c0 [ 367.531100] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 367.536640] alloc_pages_current+0x173/0x350 [ 367.541134] __page_cache_alloc+0x38c/0x5c0 [ 367.545452] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 367.550382] ? kasan_check_read+0x11/0x20 [ 367.554522] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 367.559807] ? generic_perform_write+0x6a0/0x6a0 [ 367.564556] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.570086] ? check_preemption_disabled+0x48/0x280 [ 367.575101] filemap_fault+0x1595/0x25f0 [ 367.579172] ? __lock_page_or_retry+0xa00/0xa00 [ 367.583840] ? mark_held_locks+0x130/0x130 [ 367.588083] ? filemap_map_pages+0xd6b/0x1a20 [ 367.592616] ? lock_downgrade+0x900/0x900 [ 367.596760] ? check_preemption_disabled+0x48/0x280 [ 367.601776] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 367.606696] ? kasan_check_read+0x11/0x20 [ 367.610836] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 367.616123] ? rcu_softirq_qs+0x20/0x20 [ 367.620105] ? filemap_map_pages+0xd92/0x1a20 [ 367.624665] ? find_get_entries_tag+0x1400/0x1400 [ 367.629502] ? debug_object_destroy+0x2b0/0x2b0 [ 367.634170] ? lock_pi_update_atomic+0x150/0x150 [ 367.638923] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.644468] ? lock_acquire+0x1ed/0x520 [ 367.648440] ? ext4_filemap_fault+0x7a/0xad [ 367.652767] ? lock_release+0xa00/0xa00 [ 367.656733] ? perf_trace_sched_process_exec+0x860/0x860 [ 367.662181] ? print_usage_bug+0xc0/0xc0 [ 367.666237] ? print_usage_bug+0xc0/0xc0 [ 367.670309] ? down_read+0x8d/0x120 [ 367.673929] ? ext4_filemap_fault+0x7a/0xad [ 367.678342] ? __down_interruptible+0x700/0x700 [ 367.683022] ext4_filemap_fault+0x82/0xad [ 367.687167] __do_fault+0x100/0x6b0 [ 367.690797] ? pmd_devmap_trans_unstable+0x220/0x220 [ 367.695988] ? mark_held_locks+0x130/0x130 [ 367.700305] ? mark_held_locks+0x130/0x130 [ 367.704537] ? __might_fault+0x12b/0x1e0 [ 367.708594] ? lock_downgrade+0x900/0x900 [ 367.712740] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.718275] __handle_mm_fault+0x3ea0/0x5be0 [ 367.722689] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 367.727531] ? _copy_to_user+0xc8/0x110 [ 367.731521] ? zap_class+0x640/0x640 [ 367.735228] ? zap_class+0x640/0x640 [ 367.738937] ? __x64_sys_futex+0x53e/0x6a0 [ 367.743172] ? find_held_lock+0x36/0x1c0 [ 367.747245] ? handle_mm_fault+0x42a/0xc70 [ 367.751478] ? lock_downgrade+0x900/0x900 [ 367.755626] ? check_preemption_disabled+0x48/0x280 [ 367.760643] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 367.765566] ? kasan_check_read+0x11/0x20 [ 367.769710] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 367.775071] ? rcu_softirq_qs+0x20/0x20 [ 367.779039] ? trace_hardirqs_off_caller+0x310/0x310 [ 367.784137] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.789671] ? check_preemption_disabled+0x48/0x280 [ 367.794685] handle_mm_fault+0x54f/0xc70 [ 367.798759] ? __handle_mm_fault+0x5be0/0x5be0 [ 367.803343] ? find_vma+0x34/0x190 [ 367.806892] __do_page_fault+0x5e8/0xe60 [ 367.810946] ? trace_hardirqs_off+0xb8/0x310 [ 367.815364] do_page_fault+0xf2/0x7e0 [ 367.819163] ? vmalloc_sync_all+0x30/0x30 [ 367.823308] ? error_entry+0x70/0xd0 [ 367.827017] ? trace_hardirqs_off_caller+0xbb/0x310 [ 367.832039] ? trace_hardirqs_on_caller+0xc0/0x310 [ 367.836963] ? syscall_return_slowpath+0x5e0/0x5e0 [ 367.841887] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 367.846740] ? trace_hardirqs_on_caller+0x310/0x310 [ 367.851750] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 367.857202] ? prepare_exit_to_usermode+0x291/0x3b0 [ 367.862224] ? page_fault+0x8/0x30 [ 367.865772] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 367.870615] ? page_fault+0x8/0x30 [ 367.874154] page_fault+0x1e/0x30 [ 367.877602] RIP: 0033:0x45ddf3 [ 367.880802] Code: Bad RIP value. [ 367.884161] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 367.889518] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 367.896783] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 367.904044] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 367.911308] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 367.918575] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 367.925868] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 367.925873] warn_alloc_show_mem: 1 callbacks suppressed [ 367.925879] Mem-Info: [ 367.932714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 367.938077] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 367.938077] active_file:13 inactive_file:12 isolated_file:0 [ 367.938077] unevictable:0 dirty:0 writeback:0 unstable:0 [ 367.938077] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 367.938077] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 367.938077] free:13770 free_pcp:132 free_cma:0 [ 367.940444] Call Trace: [ 367.949816] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 367.982921] [ 367.985574] 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 [ 368.013415] dump_stack+0x244/0x39d [ 368.015532] lowmem_reserve[]: 0 2818 6321 6321 [ 368.041630] ? dump_stack_print_info.cold.1+0x20/0x20 [ 368.045224] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 368.049803] warn_alloc.cold.116+0xb7/0x1bd [ 368.054953] lowmem_reserve[]: 0 0 3503 3503 [ 368.082768] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 368.087062] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 368.091376] ? lock_downgrade+0x900/0x900 [ 368.096186] lowmem_reserve[]: 0 0 0 0 [ 368.125153] ? trace_hardirqs_off+0xb8/0x310 [ 368.129267] 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 [ 368.133059] ? trace_hardirqs_off+0xb8/0x310 [ 368.137433] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 368.150949] __alloc_pages_slowpath+0x26e8/0x2e10 [ 368.155320] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 368.170602] ? warn_alloc+0x120/0x120 [ 368.175398] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 368.190469] ? warn_alloc+0x120/0x120 [ 368.194242] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 368.203059] ? zap_class+0x640/0x640 [ 368.206839] 2701 total pagecache pages [ 368.215399] ? warn_alloc+0x120/0x120 [ 368.219093] 0 pages in swap cache [ 368.222970] ? print_usage_bug+0xc0/0xc0 [ 368.226762] Swap cache stats: add 0, delete 0, find 0/0 [ 368.230203] ? check_preemption_disabled+0x48/0x280 [ 368.234240] Free swap = 0kB [ 368.239588] ? print_usage_bug+0xc0/0xc0 [ 368.244574] Total swap = 0kB [ 368.247580] ? __lock_is_held+0xb5/0x140 [ 368.251612] 1965979 pages RAM [ 368.254625] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 368.258654] 0 pages HighMem/MovableOnly [ 368.261743] ? should_fail+0x22d/0xd01 [ 368.267244] 342853 pages reserved [ 368.267251] 0 pages cma reserved [ 368.271212] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 368.275238] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 368.278600] ? __lock_acquire+0x62f/0x4c20 [ 368.281991] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 368.287030] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 368.293491] syz-fuzzer cpuset=/ mems_allowed=0 [ 368.297714] ? __lock_acquire+0x62f/0x4c20 [ 368.321771] ? should_fail+0x22d/0xd01 [ 368.325665] ? mark_held_locks+0x130/0x130 [ 368.329901] ? mark_held_locks+0x130/0x130 [ 368.334139] ? zap_class+0x640/0x640 [ 368.337850] ? print_usage_bug+0xc0/0xc0 [ 368.341904] ? __lock_acquire+0x62f/0x4c20 [ 368.346132] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.351670] ? check_preemption_disabled+0x48/0x280 [ 368.356688] ? __lock_is_held+0xb5/0x140 [ 368.360748] __alloc_pages_nodemask+0xa80/0xde0 [ 368.365409] ? zap_class+0x640/0x640 [ 368.369123] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 368.374141] ? find_held_lock+0x36/0x1c0 [ 368.378220] ? ____cache_alloc_node+0x1c7/0x1e0 [ 368.382885] ? lock_downgrade+0x900/0x900 [ 368.387032] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.392581] cache_grow_begin+0xa5/0x8c0 [ 368.396639] ? do_raw_spin_unlock+0xa7/0x330 [ 368.401058] fallback_alloc+0x204/0x2e0 [ 368.405077] ____cache_alloc_node+0x1c7/0x1e0 [ 368.409576] kmem_cache_alloc_node+0xe3/0x730 [ 368.414066] ? ipv6_get_ifaddr+0x42e/0x620 [ 368.418306] __alloc_skb+0x119/0x770 [ 368.422017] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 368.427291] ? netdev_alloc_frag+0x1f0/0x1f0 [ 368.431693] ? lock_downgrade+0x900/0x900 [ 368.435849] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.441379] ? refcount_sub_and_test_checked+0x203/0x310 [ 368.446847] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 368.452290] ? addrconf_rs_timer+0x690/0x690 [ 368.456703] ndisc_alloc_skb+0x144/0x340 [ 368.460759] ndisc_send_rs+0x331/0x6e0 [ 368.464658] addrconf_rs_timer+0x314/0x690 [ 368.468893] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.473131] call_timer_fn+0x272/0x920 [ 368.477012] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.481244] ? process_timeout+0x40/0x40 [ 368.485311] ? mark_held_locks+0xc7/0x130 [ 368.489455] ? _raw_spin_unlock_irq+0x27/0x80 [ 368.493945] ? _raw_spin_unlock_irq+0x27/0x80 [ 368.498433] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.502659] ? lockdep_hardirqs_on+0x296/0x5b0 [ 368.507241] ? trace_hardirqs_on+0xbd/0x310 [ 368.511560] ? kasan_check_read+0x11/0x20 [ 368.515700] ? __run_timers+0x7da/0xc70 [ 368.519670] ? trace_hardirqs_off_caller+0x310/0x310 [ 368.524770] ? __queue_work+0x1440/0x1440 [ 368.528928] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.533154] __run_timers+0x7e5/0xc70 [ 368.536963] ? timer_fixup_init+0x70/0x70 [ 368.541106] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 368.546115] ? zap_class+0x640/0x640 [ 368.553133] ? print_usage_bug+0xc0/0xc0 [ 368.557191] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 368.562385] ? find_held_lock+0x36/0x1c0 [ 368.566442] ? zap_class+0x640/0x640 [ 368.570160] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.575810] ? check_preemption_disabled+0x48/0x280 [ 368.580837] ? __lock_is_held+0xb5/0x140 [ 368.584893] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.590427] ? check_preemption_disabled+0x48/0x280 [ 368.595440] run_timer_softirq+0x52/0xb0 [ 368.599495] ? rcu_read_lock_sched_held+0x14f/0x180 [ 368.604506] __do_softirq+0x308/0xb7e [ 368.608311] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 368.612812] ? lock_downgrade+0x900/0x900 [ 368.616962] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 368.622068] ? pvclock_read_flags+0x160/0x160 [ 368.626561] ? lapic_next_event+0x5a/0x90 [ 368.630705] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.636243] ? kvm_clock_read+0x18/0x30 [ 368.640214] ? kvm_sched_clock_read+0x9/0x20 [ 368.644629] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 368.650164] ? check_preemption_disabled+0x48/0x280 [ 368.655188] irq_exit+0x17f/0x1c0 [ 368.658637] smp_apic_timer_interrupt+0x1cb/0x760 [ 368.663483] ? smp_reschedule_interrupt+0x109/0x650 [ 368.668493] ? smp_call_function_single_interrupt+0x650/0x650 [ 368.674373] ? interrupt_entry+0xb5/0xc0 [ 368.678608] ? trace_hardirqs_off_caller+0xbb/0x310 [ 368.683719] ? trace_hardirqs_off_caller+0xbb/0x310 [ 368.688731] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.693569] ? trace_hardirqs_on_caller+0x310/0x310 [ 368.698582] ? trace_hardirqs_on_caller+0x310/0x310 [ 368.703595] ? task_prio+0x50/0x50 [ 368.707129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.712739] ? check_preemption_disabled+0x48/0x280 [ 368.717756] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.722604] apic_timer_interrupt+0xf/0x20 [ 368.726826] [ 368.729061] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 368.734076] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 368.752968] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 368.760672] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 368.767936] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 368.775198] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 368.782459] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 368.789736] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 368.797028] rcu_read_lock_held+0xa9/0xc0 [ 368.801172] list_lru_count_one+0x31a/0x450 [ 368.805505] ? list_lru_isolate_move+0x3c0/0x3c0 [ 368.810252] ? shmem_free_inode+0xd0/0xd0 [ 368.814396] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 368.819929] ? ubifs_shrink_count+0xc4/0x100 [ 368.824365] super_cache_count+0x153/0x2e0 [ 368.828598] do_shrink_slab+0x1b1/0xd30 [ 368.832570] ? lock_acquire+0x1ed/0x520 [ 368.836540] ? snapshot_refaults+0x290/0x290 [ 368.840943] ? lock_release+0xa00/0xa00 [ 368.844918] ? perf_trace_sched_process_exec+0x860/0x860 [ 368.850370] ? down_read_trylock+0xda/0x140 [ 368.854682] ? shrink_slab+0x207/0x8c0 [ 368.858565] ? downgrade_write+0x270/0x270 [ 368.862827] shrink_slab+0x389/0x8c0 [ 368.866534] ? shrink_active_list+0x1f00/0x1f00 [ 368.871202] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 368.876821] ? trace_hardirqs_on+0xbd/0x310 [ 368.881138] ? vmpressure+0x271/0x340 [ 368.884934] ? trace_hardirqs_off_caller+0x310/0x310 [ 368.890049] ? cgroup_procs_write_finish+0xf0/0xf0 [ 368.894991] shrink_node+0x431/0x16b0 [ 368.898795] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 368.904089] ? shrink_node_memcg+0x18f0/0x18f0 [ 368.908663] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 368.913322] ? trace_hardirqs_on+0xbd/0x310 [ 368.917640] ? vmpressure+0x271/0x340 [ 368.921441] ? do_raw_spin_unlock+0xa7/0x330 [ 368.925853] ? do_raw_spin_trylock+0x270/0x270 [ 368.930436] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 368.935965] ? __cpuset_node_allowed+0x19b/0x660 [ 368.940716] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 368.946418] ? vmpressure+0x1a2/0x340 [ 368.950222] do_try_to_free_pages+0x3e7/0x1290 [ 368.954828] ? shrink_node+0x16b0/0x16b0 [ 368.958901] ? __lock_is_held+0xb5/0x140 [ 368.962969] try_to_free_pages+0x4d0/0xb90 [ 368.967198] ? do_try_to_free_pages+0x1290/0x1290 [ 368.972044] ? lock_acquire+0x1ed/0x520 [ 368.976013] ? set_page_refcounted+0x280/0x280 [ 368.980595] ? lock_release+0xa00/0xa00 [ 368.984564] ? _raw_spin_unlock_irq+0x60/0x80 [ 368.989056] ? psi_memstall_enter+0x240/0x2b0 [ 368.993548] ? psi_memstall_tick+0x230/0x230 [ 368.997954] ? trace_hardirqs_off+0xb8/0x310 [ 369.002364] __alloc_pages_slowpath+0xa14/0x2e10 [ 369.007143] ? warn_alloc+0x120/0x120 [ 369.010937] ? mark_held_locks+0x130/0x130 [ 369.015177] ? warn_alloc+0x120/0x120 [ 369.018976] ? print_usage_bug+0xc0/0xc0 [ 369.023032] ? print_usage_bug+0xc0/0xc0 [ 369.027093] ? print_usage_bug+0xc0/0xc0 [ 369.031158] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.036692] ? should_fail+0x22d/0xd01 [ 369.040571] ? zap_class+0x640/0x640 [ 369.044286] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 369.049381] ? zap_class+0x640/0x640 [ 369.053190] ? zap_class+0x640/0x640 [ 369.056917] ? __lock_is_held+0xb5/0x140 [ 369.060979] ? zap_class+0x640/0x640 [ 369.064687] ? lock_release+0xa00/0xa00 [ 369.068652] ? perf_trace_sched_process_exec+0x860/0x860 [ 369.074096] ? check_preemption_disabled+0x48/0x280 [ 369.079562] ? __might_sleep+0x95/0x190 [ 369.083534] __alloc_pages_nodemask+0xa80/0xde0 [ 369.088196] ? zap_class+0x640/0x640 [ 369.091906] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 369.096942] ? mark_held_locks+0xc7/0x130 [ 369.101087] ? cache_grow_begin+0x65/0x8c0 [ 369.105320] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 369.109897] ? trace_hardirqs_on+0xbd/0x310 [ 369.114213] ? fallback_alloc+0x204/0x2e0 [ 369.118360] ? trace_hardirqs_off_caller+0x310/0x310 [ 369.123488] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 369.129022] cache_grow_begin+0xa5/0x8c0 [ 369.133074] ? do_raw_spin_unlock+0xa7/0x330 [ 369.137489] fallback_alloc+0x204/0x2e0 [ 369.141549] ____cache_alloc_node+0x1c7/0x1e0 [ 369.146042] kmem_cache_alloc_trace+0x214/0x750 [ 369.150713] do_syslog+0xb9b/0x1690 [ 369.154341] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 369.159353] ? finish_wait+0x430/0x430 [ 369.163238] ? aa_path_link+0x5e0/0x5e0 [ 369.167225] kmsg_read+0x8f/0xc0 [ 369.170582] ? kmsg_poll+0xb0/0xb0 [ 369.174135] proc_reg_read+0x2a3/0x3d0 [ 369.178022] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 369.182948] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 369.187526] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.193057] ? fsnotify+0x4e5/0xf20 [ 369.196685] __vfs_read+0x117/0x9b0 [ 369.200317] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 369.205292] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 369.210218] ? vfs_copy_file_range+0xb90/0xb90 [ 369.215065] ? fsnotify+0xf20/0xf20 [ 369.218689] ? fsnotify_first_mark+0x350/0x350 [ 369.223276] ? security_file_permission+0x1c2/0x220 [ 369.228385] ? rw_verify_area+0x118/0x360 [ 369.232533] vfs_read+0x17f/0x3c0 [ 369.235987] ksys_read+0x101/0x260 [ 369.239523] ? kernel_write+0x120/0x120 [ 369.243853] ? trace_hardirqs_off_caller+0x310/0x310 [ 369.248964] __x64_sys_read+0x73/0xb0 [ 369.252787] do_syscall_64+0x1b9/0x820 [ 369.256671] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 369.262033] ? syscall_return_slowpath+0x5e0/0x5e0 [ 369.266955] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 369.271807] ? trace_hardirqs_on_caller+0x310/0x310 [ 369.276840] ? prepare_exit_to_usermode+0x291/0x3b0 [ 369.281859] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 369.286706] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 369.291891] RIP: 0033:0x7f126a43d1fd [ 369.295607] Code: Bad RIP value. [ 369.298967] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 369.306671] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 369.313934] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 369.321193] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 369.328454] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 369.335712] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 369.343010] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 369.343076] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 369.350016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 369.350021] Call Trace: [ 369.350026] [ 369.350041] dump_stack+0x244/0x39d [ 369.350059] ? dump_stack_print_info.cold.1+0x20/0x20 [ 369.356599] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 369.365876] warn_alloc.cold.116+0xb7/0x1bd [ 369.368426] rsyslogd cpuset=/ mems_allowed=0 [ 369.370565] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 369.402892] ? lock_downgrade+0x900/0x900 [ 369.407050] ? trace_hardirqs_off+0xb8/0x310 [ 369.411462] ? trace_hardirqs_off+0xb8/0x310 [ 369.415901] __alloc_pages_slowpath+0x26e8/0x2e10 [ 369.420783] ? warn_alloc+0x120/0x120 [ 369.424583] ? print_usage_bug+0xc0/0xc0 [ 369.428638] ? warn_alloc+0x120/0x120 [ 369.432444] ? zap_class+0x640/0x640 [ 369.436153] ? warn_alloc+0x120/0x120 [ 369.439946] ? print_usage_bug+0xc0/0xc0 [ 369.444005] ? print_usage_bug+0xc0/0xc0 [ 369.448064] ? __lock_acquire+0x62f/0x4c20 [ 369.452305] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.457837] ? should_fail+0x22d/0xd01 [ 369.461722] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 369.466824] ? __lock_acquire+0x62f/0x4c20 [ 369.471148] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 369.476243] ? __lock_acquire+0x62f/0x4c20 [ 369.480477] ? should_fail+0x22d/0xd01 [ 369.484376] ? find_held_lock+0x36/0x1c0 [ 369.488441] ? mark_held_locks+0x130/0x130 [ 369.492674] ? mark_held_locks+0x130/0x130 [ 369.496900] ? zap_class+0x640/0x640 [ 369.500608] ? zap_class+0x640/0x640 [ 369.504320] ? print_usage_bug+0xc0/0xc0 [ 369.508376] ? do_raw_spin_unlock+0xa7/0x330 [ 369.512780] ? zap_class+0x640/0x640 [ 369.516486] ? print_usage_bug+0xc0/0xc0 [ 369.520538] ? wq_watchdog_touch+0x9c/0xfe [ 369.524773] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.530305] ? check_preemption_disabled+0x48/0x280 [ 369.535327] ? __lock_is_held+0xb5/0x140 [ 369.539386] __alloc_pages_nodemask+0xa80/0xde0 [ 369.544135] ? zap_class+0x640/0x640 [ 369.547863] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 369.552897] ? find_held_lock+0x36/0x1c0 [ 369.556965] ? ____cache_alloc_node+0x1c7/0x1e0 [ 369.561717] ? lock_downgrade+0x900/0x900 [ 369.565873] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.571410] cache_grow_begin+0xa5/0x8c0 [ 369.575466] ? do_raw_spin_unlock+0xa7/0x330 [ 369.579875] fallback_alloc+0x204/0x2e0 [ 369.583852] ____cache_alloc_node+0x1c7/0x1e0 [ 369.588343] kmem_cache_alloc_node+0xe3/0x730 [ 369.592836] ? ipv6_get_ifaddr+0x42e/0x620 [ 369.597093] __alloc_skb+0x119/0x770 [ 369.600801] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 369.606073] ? netdev_alloc_frag+0x1f0/0x1f0 [ 369.610472] ? lock_downgrade+0x900/0x900 [ 369.614619] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.620150] ? refcount_sub_and_test_checked+0x203/0x310 [ 369.625595] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 369.631041] ? addrconf_rs_timer+0x690/0x690 [ 369.635458] ndisc_alloc_skb+0x144/0x340 [ 369.639517] ndisc_send_rs+0x331/0x6e0 [ 369.643404] addrconf_rs_timer+0x314/0x690 [ 369.647640] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.651880] call_timer_fn+0x272/0x920 [ 369.655767] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.660004] ? process_timeout+0x40/0x40 [ 369.664072] ? mark_held_locks+0xc7/0x130 [ 369.668226] ? _raw_spin_unlock_irq+0x27/0x80 [ 369.672718] ? _raw_spin_unlock_irq+0x27/0x80 [ 369.677225] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.681458] ? lockdep_hardirqs_on+0x296/0x5b0 [ 369.686038] ? trace_hardirqs_on+0xbd/0x310 [ 369.690352] ? kasan_check_read+0x11/0x20 [ 369.694496] ? __run_timers+0x7da/0xc70 [ 369.698463] ? trace_hardirqs_off_caller+0x310/0x310 [ 369.703566] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.707799] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.712028] __run_timers+0x7e5/0xc70 [ 369.715830] ? timer_fixup_init+0x70/0x70 [ 369.719975] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 369.724989] ? zap_class+0x640/0x640 [ 369.728703] ? print_usage_bug+0xc0/0xc0 [ 369.732770] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 369.737960] ? find_held_lock+0x36/0x1c0 [ 369.742019] ? zap_class+0x640/0x640 [ 369.745741] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.751283] ? check_preemption_disabled+0x48/0x280 [ 369.756298] ? __lock_is_held+0xb5/0x140 [ 369.760358] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.765887] ? check_preemption_disabled+0x48/0x280 [ 369.770901] run_timer_softirq+0x52/0xb0 [ 369.774956] ? rcu_read_lock_sched_held+0x14f/0x180 [ 369.779968] __do_softirq+0x308/0xb7e [ 369.783763] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 369.788342] ? lock_downgrade+0x900/0x900 [ 369.792489] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 369.797593] ? pvclock_read_flags+0x160/0x160 [ 369.802102] ? lapic_next_event+0x5a/0x90 [ 369.806249] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.811791] ? kvm_clock_read+0x18/0x30 [ 369.815759] ? kvm_sched_clock_read+0x9/0x20 [ 369.820167] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.825701] ? check_preemption_disabled+0x48/0x280 [ 369.830745] irq_exit+0x17f/0x1c0 [ 369.834195] smp_apic_timer_interrupt+0x1cb/0x760 [ 369.839033] ? smp_reschedule_interrupt+0x109/0x650 [ 369.844048] ? smp_call_function_single_interrupt+0x650/0x650 [ 369.849928] ? interrupt_entry+0xb5/0xc0 [ 369.853984] ? trace_hardirqs_off_caller+0xbb/0x310 [ 369.858997] ? trace_hardirqs_off_caller+0xbb/0x310 [ 369.864012] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 369.868847] ? trace_hardirqs_on_caller+0x310/0x310 [ 369.873856] ? trace_hardirqs_on_caller+0x310/0x310 [ 369.878868] ? task_prio+0x50/0x50 [ 369.882402] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.887938] ? check_preemption_disabled+0x48/0x280 [ 369.892953] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 369.897794] apic_timer_interrupt+0xf/0x20 [ 369.902021] [ 369.904256] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 369.909279] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 369.928174] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 369.935882] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 369.943147] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 369.950412] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 369.957685] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 369.964955] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 369.972238] ? list_lru_count_one+0x1c4/0x450 [ 369.976746] list_lru_count_one+0x2fb/0x450 [ 369.981065] ? list_lru_isolate_move+0x3c0/0x3c0 [ 369.985818] ? deferred_split_count+0x65/0x170 [ 369.990394] ? shrink_huge_zero_page_count+0xc8/0x100 [ 369.995588] super_cache_count+0x153/0x2e0 [ 369.999826] do_shrink_slab+0x1b1/0xd30 [ 370.003802] ? lock_acquire+0x1ed/0x520 [ 370.007773] ? snapshot_refaults+0x290/0x290 [ 370.012176] ? lock_release+0xa00/0xa00 [ 370.016150] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 370.021085] ? down_read_trylock+0xda/0x140 [ 370.025421] ? shrink_slab+0x207/0x8c0 [ 370.029306] ? downgrade_write+0x270/0x270 [ 370.033541] shrink_slab+0x389/0x8c0 [ 370.037248] ? shrink_active_list+0x1f00/0x1f00 [ 370.042018] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 370.047637] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 370.052750] ? cgroup_procs_write_finish+0xf0/0xf0 [ 370.057681] ? find_held_lock+0x36/0x1c0 [ 370.061748] shrink_node+0x431/0x16b0 [ 370.065540] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 370.070830] ? shrink_node_memcg+0x18f0/0x18f0 [ 370.075504] ? kvm_clock_read+0x18/0x30 [ 370.079470] ? ktime_get+0x2c1/0x400 [ 370.083183] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 370.087725] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 370.093258] ? __cpuset_node_allowed+0x19b/0x660 [ 370.098011] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 370.103725] ? delayacct_end+0x5a/0x100 [ 370.107711] do_try_to_free_pages+0x3e7/0x1290 [ 370.112287] ? zap_class+0x640/0x640 [ 370.116017] ? shrink_node+0x16b0/0x16b0 [ 370.120076] ? __lock_is_held+0xb5/0x140 [ 370.124140] try_to_free_pages+0x4d0/0xb90 [ 370.128383] ? do_try_to_free_pages+0x1290/0x1290 [ 370.133237] ? lock_acquire+0x1ed/0x520 [ 370.137295] ? set_page_refcounted+0x280/0x280 [ 370.141881] ? lock_release+0xa00/0xa00 [ 370.145853] ? _raw_spin_unlock_irq+0x60/0x80 [ 370.150347] ? psi_memstall_enter+0x240/0x2b0 [ 370.154838] ? psi_memstall_tick+0x230/0x230 [ 370.159337] __alloc_pages_slowpath+0xa14/0x2e10 [ 370.164113] ? warn_alloc+0x120/0x120 [ 370.167922] ? mark_held_locks+0x130/0x130 [ 370.172154] ? find_get_entry+0xaae/0x1120 [ 370.176393] ? filemap_map_pages+0x1a20/0x1a20 [ 370.180976] ? zap_class+0x640/0x640 [ 370.184689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.190230] ? check_preemption_disabled+0x48/0x280 [ 370.195238] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 370.200770] ? should_fail+0x22d/0xd01 [ 370.204656] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 370.209752] ? zap_class+0x640/0x640 [ 370.213488] ? __lock_is_held+0xb5/0x140 [ 370.217552] ? mark_held_locks+0x130/0x130 [ 370.221788] ? lock_release+0xa00/0xa00 [ 370.225843] ? perf_trace_sched_process_exec+0x860/0x860 [ 370.231286] ? xa_load+0x2ba/0x460 [ 370.234818] ? lock_downgrade+0x900/0x900 [ 370.238961] ? __might_sleep+0x95/0x190 [ 370.242930] __alloc_pages_nodemask+0xa80/0xde0 [ 370.247602] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 370.252611] ? __page_cache_alloc+0x191/0x5c0 [ 370.257099] ? xa_load+0x2e1/0x460 [ 370.260635] ? xa_clear_mark+0x40/0x40 [ 370.264521] ? zap_class+0x640/0x640 [ 370.268242] ? zap_class+0x640/0x640 [ 370.271951] ? zap_class+0x640/0x640 [ 370.275659] ? __do_page_cache_readahead+0x663/0x810 [ 370.280863] ? find_held_lock+0x36/0x1c0 [ 370.284925] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 370.290464] alloc_pages_current+0x173/0x350 [ 370.294872] __page_cache_alloc+0x38c/0x5c0 [ 370.299190] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 370.304213] ? kasan_check_read+0x11/0x20 [ 370.308355] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 370.313626] ? generic_perform_write+0x6a0/0x6a0 [ 370.318380] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 370.323915] ? check_preemption_disabled+0x48/0x280 [ 370.328937] filemap_fault+0x1595/0x25f0 [ 370.333006] ? __lock_page_or_retry+0xa00/0xa00 [ 370.337670] ? mark_held_locks+0x130/0x130 [ 370.341917] ? filemap_map_pages+0xd6b/0x1a20 [ 370.346407] ? lock_downgrade+0x900/0x900 [ 370.350553] ? check_preemption_disabled+0x48/0x280 [ 370.355570] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 370.360492] ? kasan_check_read+0x11/0x20 [ 370.364635] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 370.369904] ? rcu_softirq_qs+0x20/0x20 [ 370.373885] ? filemap_map_pages+0xd92/0x1a20 [ 370.378474] ? find_get_entries_tag+0x1400/0x1400 [ 370.383326] ? debug_object_destroy+0x2b0/0x2b0 [ 370.387991] ? lock_pi_update_atomic+0x150/0x150 [ 370.392745] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.398290] ? lock_acquire+0x1ed/0x520 [ 370.402262] ? ext4_filemap_fault+0x7a/0xad [ 370.406588] ? lock_release+0xa00/0xa00 [ 370.410558] ? perf_trace_sched_process_exec+0x860/0x860 [ 370.416000] ? print_usage_bug+0xc0/0xc0 [ 370.420053] ? print_usage_bug+0xc0/0xc0 [ 370.424120] ? down_read+0x8d/0x120 [ 370.427741] ? ext4_filemap_fault+0x7a/0xad [ 370.432059] ? __down_interruptible+0x700/0x700 [ 370.436730] ext4_filemap_fault+0x82/0xad [ 370.440871] __do_fault+0x100/0x6b0 [ 370.444609] ? pmd_devmap_trans_unstable+0x220/0x220 [ 370.449719] ? mark_held_locks+0x130/0x130 [ 370.453959] ? mark_held_locks+0x130/0x130 [ 370.458206] ? __might_fault+0x12b/0x1e0 [ 370.462269] ? lock_downgrade+0x900/0x900 [ 370.466506] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 370.472055] __handle_mm_fault+0x3ea0/0x5be0 [ 370.476463] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 370.481320] ? _copy_to_user+0xc8/0x110 [ 370.485318] ? zap_class+0x640/0x640 [ 370.489020] ? zap_class+0x640/0x640 [ 370.492727] ? __x64_sys_futex+0x53e/0x6a0 [ 370.496957] ? find_held_lock+0x36/0x1c0 [ 370.501017] ? handle_mm_fault+0x42a/0xc70 [ 370.505245] ? lock_downgrade+0x900/0x900 [ 370.509387] ? check_preemption_disabled+0x48/0x280 [ 370.514400] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 370.519324] ? kasan_check_read+0x11/0x20 [ 370.523462] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 370.528736] ? rcu_softirq_qs+0x20/0x20 [ 370.532708] ? trace_hardirqs_off_caller+0x310/0x310 [ 370.537808] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 370.543338] ? check_preemption_disabled+0x48/0x280 [ 370.548356] handle_mm_fault+0x54f/0xc70 [ 370.552413] ? __handle_mm_fault+0x5be0/0x5be0 [ 370.556993] ? find_vma+0x34/0x190 [ 370.560566] __do_page_fault+0x5e8/0xe60 [ 370.564617] ? trace_hardirqs_off+0xb8/0x310 [ 370.569041] do_page_fault+0xf2/0x7e0 [ 370.572837] ? vmalloc_sync_all+0x30/0x30 [ 370.576980] ? error_entry+0x70/0xd0 [ 370.580693] ? trace_hardirqs_off_caller+0xbb/0x310 [ 370.585730] ? trace_hardirqs_on_caller+0xc0/0x310 [ 370.590652] ? syscall_return_slowpath+0x5e0/0x5e0 [ 370.595597] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 370.600431] ? trace_hardirqs_on_caller+0x310/0x310 [ 370.605441] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 370.610886] ? prepare_exit_to_usermode+0x291/0x3b0 [ 370.615897] ? page_fault+0x8/0x30 [ 370.619433] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 370.624274] ? page_fault+0x8/0x30 [ 370.627807] page_fault+0x1e/0x30 [ 370.631256] RIP: 0033:0x45ddf3 [ 370.634475] Code: Bad RIP value. [ 370.637831] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 370.643190] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 370.650456] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 370.657720] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 370.664983] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 370.672285] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 370.679565] warn_alloc_show_mem: 1 callbacks suppressed [ 370.679574] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 370.679576] Mem-Info: [ 370.679605] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 370.679605] active_file:13 inactive_file:12 isolated_file:0 [ 370.679605] unevictable:0 dirty:0 writeback:0 unstable:0 [ 370.679605] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 370.679605] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 370.679605] free:13770 free_pcp:132 free_cma:0 [ 370.684946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 370.691800] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 370.694189] Call Trace: [ 370.727487] 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 [ 370.736827] [ 370.764641] lowmem_reserve[]: 0 2818 6321 6321 [ 370.767235] dump_stack+0x244/0x39d [ 370.793308] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 370.795455] ? dump_stack_print_info.cold.1+0x20/0x20 [ 370.800013] lowmem_reserve[]: 0 0 3503 3503 [ 370.803637] warn_alloc.cold.116+0xb7/0x1bd [ 370.830925] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 370.836120] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 370.840403] lowmem_reserve[]: 0 0 0 0 [ 370.844719] ? lock_downgrade+0x900/0x900 [ 370.873671] 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 [ 370.878509] ? trace_hardirqs_off+0xb8/0x310 [ 370.882273] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 370.886414] ? trace_hardirqs_off+0xb8/0x310 [ 370.899914] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 370.904327] __alloc_pages_slowpath+0x26e8/0x2e10 [ 370.919557] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 370.923969] ? warn_alloc+0x120/0x120 [ 370.939008] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 370.943835] ? print_usage_bug+0xc0/0xc0 [ 370.952641] 2701 total pagecache pages [ 370.956437] ? warn_alloc+0x120/0x120 [ 370.964991] 0 pages in swap cache [ 370.965002] Swap cache stats: add 0, delete 0, find 0/0 [ 370.969054] ? warn_alloc+0x120/0x120 [ 370.972919] Free swap = 0kB [ 370.976708] ? print_usage_bug+0xc0/0xc0 [ 370.980131] Total swap = 0kB [ 370.985493] ? kvm_clock_read+0x18/0x30 [ 370.989265] 1965979 pages RAM [ 370.992268] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 370.996311] 0 pages HighMem/MovableOnly [ 370.999315] ? print_usage_bug+0xc0/0xc0 [ 371.003257] 342853 pages reserved [ 371.003264] 0 pages cma reserved [ 371.006366] ? __lock_acquire+0x62f/0x4c20 [ 371.011410] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 371.015312] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.015325] ? should_fail+0x22d/0xd01 [ 371.015340] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 371.019422] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 371.022810] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 371.026144] syz-fuzzer cpuset=/ mems_allowed=0 [ 371.030370] ? __lock_acquire+0x62f/0x4c20 [ 371.075741] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 371.080845] ? __lock_acquire+0x62f/0x4c20 [ 371.085070] ? should_fail+0x22d/0xd01 [ 371.088952] ? rcu_irq_exit+0x1a2/0x390 [ 371.092925] ? mark_held_locks+0x130/0x130 [ 371.097180] ? mark_held_locks+0x130/0x130 [ 371.101413] ? mark_held_locks+0xc7/0x130 [ 371.105563] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 371.110576] ? zap_class+0x640/0x640 [ 371.114285] ? print_usage_bug+0xc0/0xc0 [ 371.118343] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.123874] ? check_preemption_disabled+0x48/0x280 [ 371.128895] ? __lock_is_held+0xb5/0x140 [ 371.132958] __alloc_pages_nodemask+0xa80/0xde0 [ 371.137630] ? zap_class+0x640/0x640 [ 371.141355] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 371.146373] ? find_held_lock+0x36/0x1c0 [ 371.150437] ? ____cache_alloc_node+0x1c7/0x1e0 [ 371.155108] ? lock_downgrade+0x900/0x900 [ 371.159260] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.164812] cache_grow_begin+0xa5/0x8c0 [ 371.168869] ? do_raw_spin_unlock+0xa7/0x330 [ 371.173277] fallback_alloc+0x204/0x2e0 [ 371.177273] ____cache_alloc_node+0x1c7/0x1e0 [ 371.181787] kmem_cache_alloc_node+0xe3/0x730 [ 371.186278] ? ipv6_get_ifaddr+0x42e/0x620 [ 371.190516] __alloc_skb+0x119/0x770 [ 371.194221] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 371.199497] ? netdev_alloc_frag+0x1f0/0x1f0 [ 371.203899] ? lock_downgrade+0x900/0x900 [ 371.208144] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.213672] ? refcount_sub_and_test_checked+0x203/0x310 [ 371.219141] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 371.224588] ? addrconf_rs_timer+0x690/0x690 [ 371.229089] ndisc_alloc_skb+0x144/0x340 [ 371.233146] ndisc_send_rs+0x331/0x6e0 [ 371.237047] addrconf_rs_timer+0x314/0x690 [ 371.241278] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.245783] call_timer_fn+0x272/0x920 [ 371.249673] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.253904] ? process_timeout+0x40/0x40 [ 371.257967] ? mark_held_locks+0xc7/0x130 [ 371.262115] ? _raw_spin_unlock_irq+0x27/0x80 [ 371.266604] ? _raw_spin_unlock_irq+0x27/0x80 [ 371.271102] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.275329] ? lockdep_hardirqs_on+0x296/0x5b0 [ 371.279911] ? trace_hardirqs_on+0xbd/0x310 [ 371.284573] ? kasan_check_read+0x11/0x20 [ 371.288713] ? __run_timers+0x7da/0xc70 [ 371.292684] ? trace_hardirqs_off_caller+0x310/0x310 [ 371.297788] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.302023] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.306252] __run_timers+0x7e5/0xc70 [ 371.310054] ? timer_fixup_init+0x70/0x70 [ 371.314197] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 371.319208] ? zap_class+0x640/0x640 [ 371.322933] ? print_usage_bug+0xc0/0xc0 [ 371.326993] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 371.332184] ? find_held_lock+0x36/0x1c0 [ 371.336246] ? zap_class+0x640/0x640 [ 371.339958] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.345489] ? check_preemption_disabled+0x48/0x280 [ 371.350509] ? __lock_is_held+0xb5/0x140 [ 371.354566] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.360097] ? check_preemption_disabled+0x48/0x280 [ 371.365112] run_timer_softirq+0x52/0xb0 [ 371.369168] ? rcu_read_lock_sched_held+0x14f/0x180 [ 371.374180] __do_softirq+0x308/0xb7e [ 371.377980] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 371.382468] ? lock_downgrade+0x900/0x900 [ 371.386611] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 371.391727] ? pvclock_read_flags+0x160/0x160 [ 371.396221] ? lapic_next_event+0x5a/0x90 [ 371.400368] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.405903] ? kvm_clock_read+0x18/0x30 [ 371.409872] ? kvm_sched_clock_read+0x9/0x20 [ 371.414275] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.419809] ? check_preemption_disabled+0x48/0x280 [ 371.424829] irq_exit+0x17f/0x1c0 [ 371.428297] smp_apic_timer_interrupt+0x1cb/0x760 [ 371.433130] ? smp_reschedule_interrupt+0x109/0x650 [ 371.438140] ? smp_call_function_single_interrupt+0x650/0x650 [ 371.444019] ? interrupt_entry+0xb5/0xc0 [ 371.448073] ? trace_hardirqs_off_caller+0xbb/0x310 [ 371.453081] ? trace_hardirqs_off_caller+0xbb/0x310 [ 371.458092] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 371.462930] ? trace_hardirqs_on_caller+0x310/0x310 [ 371.467937] ? trace_hardirqs_on_caller+0x310/0x310 [ 371.472950] ? task_prio+0x50/0x50 [ 371.476487] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.482018] ? check_preemption_disabled+0x48/0x280 [ 371.487034] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 371.491880] apic_timer_interrupt+0xf/0x20 [ 371.496102] [ 371.498334] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 371.503345] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 371.522237] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 371.529941] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 371.537202] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 371.544465] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 371.551731] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 371.558995] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 371.566294] rcu_read_lock_held+0xa9/0xc0 [ 371.570438] list_lru_count_one+0x31a/0x450 [ 371.574758] ? list_lru_isolate_move+0x3c0/0x3c0 [ 371.579506] ? shmem_free_inode+0xd0/0xd0 [ 371.583652] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.589185] ? ubifs_shrink_count+0xc4/0x100 [ 371.593595] super_cache_count+0x153/0x2e0 [ 371.597839] do_shrink_slab+0x1b1/0xd30 [ 371.601813] ? lock_acquire+0x1ed/0x520 [ 371.605786] ? snapshot_refaults+0x290/0x290 [ 371.610190] ? lock_release+0xa00/0xa00 [ 371.614166] ? perf_trace_sched_process_exec+0x860/0x860 [ 371.619635] ? down_read_trylock+0xda/0x140 [ 371.623948] ? shrink_slab+0x207/0x8c0 [ 371.627845] ? downgrade_write+0x270/0x270 [ 371.632097] shrink_slab+0x389/0x8c0 [ 371.635806] ? shrink_active_list+0x1f00/0x1f00 [ 371.640477] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 371.646094] ? trace_hardirqs_on+0xbd/0x310 [ 371.650410] ? vmpressure+0x271/0x340 [ 371.654207] ? trace_hardirqs_off_caller+0x310/0x310 [ 371.659312] ? cgroup_procs_write_finish+0xf0/0xf0 [ 371.664253] shrink_node+0x431/0x16b0 [ 371.668047] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 371.673344] ? shrink_node_memcg+0x18f0/0x18f0 [ 371.677923] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 371.682500] ? trace_hardirqs_on+0xbd/0x310 [ 371.686906] ? vmpressure+0x271/0x340 [ 371.690702] ? do_raw_spin_unlock+0xa7/0x330 [ 371.695118] ? do_raw_spin_trylock+0x270/0x270 [ 371.699715] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 371.705245] ? __cpuset_node_allowed+0x19b/0x660 [ 371.709997] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 371.715705] ? vmpressure+0x1a2/0x340 [ 371.719512] do_try_to_free_pages+0x3e7/0x1290 [ 371.724107] ? shrink_node+0x16b0/0x16b0 [ 371.728164] ? __lock_is_held+0xb5/0x140 [ 371.732233] try_to_free_pages+0x4d0/0xb90 [ 371.736468] ? do_try_to_free_pages+0x1290/0x1290 [ 371.741315] ? lock_acquire+0x1ed/0x520 [ 371.745285] ? set_page_refcounted+0x280/0x280 [ 371.749866] ? lock_release+0xa00/0xa00 [ 371.753839] ? _raw_spin_unlock_irq+0x60/0x80 [ 371.758330] ? psi_memstall_enter+0x240/0x2b0 [ 371.762817] ? psi_memstall_tick+0x230/0x230 [ 371.767220] ? trace_hardirqs_off+0xb8/0x310 [ 371.771639] __alloc_pages_slowpath+0xa14/0x2e10 [ 371.776415] ? warn_alloc+0x120/0x120 [ 371.780210] ? mark_held_locks+0x130/0x130 [ 371.784449] ? warn_alloc+0x120/0x120 [ 371.788334] ? print_usage_bug+0xc0/0xc0 [ 371.792391] ? print_usage_bug+0xc0/0xc0 [ 371.796449] ? print_usage_bug+0xc0/0xc0 [ 371.800592] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.806136] ? should_fail+0x22d/0xd01 [ 371.810016] ? zap_class+0x640/0x640 [ 371.813728] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 371.818825] ? zap_class+0x640/0x640 [ 371.822538] ? zap_class+0x640/0x640 [ 371.826277] ? __lock_is_held+0xb5/0x140 [ 371.830338] ? zap_class+0x640/0x640 [ 371.834051] ? lock_release+0xa00/0xa00 [ 371.838021] ? perf_trace_sched_process_exec+0x860/0x860 [ 371.843465] ? check_preemption_disabled+0x48/0x280 [ 371.848496] ? __might_sleep+0x95/0x190 [ 371.852486] __alloc_pages_nodemask+0xa80/0xde0 [ 371.857147] ? zap_class+0x640/0x640 [ 371.860859] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 371.865879] ? mark_held_locks+0xc7/0x130 [ 371.870025] ? cache_grow_begin+0x65/0x8c0 [ 371.874257] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 371.878833] ? trace_hardirqs_on+0xbd/0x310 [ 371.883149] ? fallback_alloc+0x204/0x2e0 [ 371.887294] ? trace_hardirqs_off_caller+0x310/0x310 [ 371.892400] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 371.897934] cache_grow_begin+0xa5/0x8c0 [ 371.901992] ? do_raw_spin_unlock+0xa7/0x330 [ 371.906405] fallback_alloc+0x204/0x2e0 [ 371.910383] ____cache_alloc_node+0x1c7/0x1e0 [ 371.914876] kmem_cache_alloc_trace+0x214/0x750 [ 371.919550] do_syslog+0xb9b/0x1690 [ 371.923183] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 371.928291] ? finish_wait+0x430/0x430 [ 371.932180] ? aa_path_link+0x5e0/0x5e0 [ 371.936156] kmsg_read+0x8f/0xc0 [ 371.939515] ? kmsg_poll+0xb0/0xb0 [ 371.943060] proc_reg_read+0x2a3/0x3d0 [ 371.946945] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 371.951867] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 371.956451] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.961980] ? fsnotify+0x4e5/0xf20 [ 371.965623] __vfs_read+0x117/0x9b0 [ 371.969247] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 371.974169] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 371.979094] ? vfs_copy_file_range+0xb90/0xb90 [ 371.983671] ? fsnotify+0xf20/0xf20 [ 371.987304] ? fsnotify_first_mark+0x350/0x350 [ 371.991892] ? security_file_permission+0x1c2/0x220 [ 371.996903] ? rw_verify_area+0x118/0x360 [ 372.001049] vfs_read+0x17f/0x3c0 [ 372.004504] ksys_read+0x101/0x260 [ 372.008048] ? kernel_write+0x120/0x120 [ 372.012020] ? trace_hardirqs_off_caller+0x310/0x310 [ 372.017128] __x64_sys_read+0x73/0xb0 [ 372.020929] do_syscall_64+0x1b9/0x820 [ 372.024809] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 372.030173] ? syscall_return_slowpath+0x5e0/0x5e0 [ 372.035094] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.039943] ? trace_hardirqs_on_caller+0x310/0x310 [ 372.044957] ? prepare_exit_to_usermode+0x291/0x3b0 [ 372.049976] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.054818] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 372.060001] RIP: 0033:0x7f126a43d1fd [ 372.063734] Code: Bad RIP value. [ 372.067094] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 372.074796] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 372.082413] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 372.089677] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 372.096940] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 372.104205] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 372.111500] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 372.111562] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 372.118598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 372.118603] Call Trace: [ 372.118610] [ 372.118627] dump_stack+0x244/0x39d [ 372.118646] ? dump_stack_print_info.cold.1+0x20/0x20 [ 372.125184] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 372.134463] warn_alloc.cold.116+0xb7/0x1bd [ 372.137009] rsyslogd cpuset=/ mems_allowed=0 [ 372.139149] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 372.171475] ? lock_downgrade+0x900/0x900 [ 372.175632] ? trace_hardirqs_off+0xb8/0x310 [ 372.180053] ? trace_hardirqs_off+0xb8/0x310 [ 372.184460] __alloc_pages_slowpath+0x26e8/0x2e10 [ 372.189408] ? warn_alloc+0x120/0x120 [ 372.193205] ? print_usage_bug+0xc0/0xc0 [ 372.197264] ? warn_alloc+0x120/0x120 [ 372.201065] ? warn_alloc+0x120/0x120 [ 372.204865] ? print_usage_bug+0xc0/0xc0 [ 372.208928] ? print_usage_bug+0xc0/0xc0 [ 372.213110] ? __lock_acquire+0x62f/0x4c20 [ 372.217344] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 372.222874] ? should_fail+0x22d/0xd01 [ 372.226857] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 372.231953] ? __lock_acquire+0x62f/0x4c20 [ 372.236187] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 372.241284] ? __lock_acquire+0x62f/0x4c20 [ 372.245512] ? should_fail+0x22d/0xd01 [ 372.249396] ? find_held_lock+0x36/0x1c0 [ 372.253457] ? mark_held_locks+0x130/0x130 [ 372.257688] ? mark_held_locks+0x130/0x130 [ 372.261915] ? zap_class+0x640/0x640 [ 372.265739] ? zap_class+0x640/0x640 [ 372.269468] ? print_usage_bug+0xc0/0xc0 [ 372.273535] ? do_raw_spin_unlock+0xa7/0x330 [ 372.277938] ? zap_class+0x640/0x640 [ 372.281648] ? print_usage_bug+0xc0/0xc0 [ 372.285704] ? wq_watchdog_touch+0x9c/0xfe [ 372.289937] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.295475] ? check_preemption_disabled+0x48/0x280 [ 372.300497] ? __lock_is_held+0xb5/0x140 [ 372.304554] __alloc_pages_nodemask+0xa80/0xde0 [ 372.309239] ? zap_class+0x640/0x640 [ 372.312953] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 372.317974] ? find_held_lock+0x36/0x1c0 [ 372.322037] ? ____cache_alloc_node+0x1c7/0x1e0 [ 372.326704] ? lock_downgrade+0x900/0x900 [ 372.330851] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.336389] cache_grow_begin+0xa5/0x8c0 [ 372.340442] ? do_raw_spin_unlock+0xa7/0x330 [ 372.344849] fallback_alloc+0x204/0x2e0 [ 372.348838] ____cache_alloc_node+0x1c7/0x1e0 [ 372.353333] kmem_cache_alloc_node+0xe3/0x730 [ 372.357819] ? ipv6_get_ifaddr+0x42e/0x620 [ 372.362054] __alloc_skb+0x119/0x770 [ 372.365761] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 372.371040] ? netdev_alloc_frag+0x1f0/0x1f0 [ 372.375442] ? lock_downgrade+0x900/0x900 [ 372.379599] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.385130] ? refcount_sub_and_test_checked+0x203/0x310 [ 372.390584] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 372.396032] ? addrconf_rs_timer+0x690/0x690 [ 372.400446] ndisc_alloc_skb+0x144/0x340 [ 372.404503] ndisc_send_rs+0x331/0x6e0 [ 372.408492] addrconf_rs_timer+0x314/0x690 [ 372.412813] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 372.417056] call_timer_fn+0x272/0x920 [ 372.420942] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 372.425174] ? process_timeout+0x40/0x40 [ 372.429236] ? mark_held_locks+0xc7/0x130 [ 372.433377] ? _raw_spin_unlock_irq+0x27/0x80 [ 372.437952] ? _raw_spin_unlock_irq+0x27/0x80 [ 372.442439] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 372.446676] ? lockdep_hardirqs_on+0x296/0x5b0 [ 372.451253] ? trace_hardirqs_on+0xbd/0x310 [ 372.455576] ? kasan_check_read+0x11/0x20 [ 372.459716] ? __run_timers+0x7da/0xc70 [ 372.463686] ? trace_hardirqs_off_caller+0x310/0x310 [ 372.468789] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 372.473027] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 372.477253] __run_timers+0x7e5/0xc70 [ 372.481063] ? timer_fixup_init+0x70/0x70 [ 372.485226] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 372.490238] ? zap_class+0x640/0x640 [ 372.493947] ? print_usage_bug+0xc0/0xc0 [ 372.498005] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 372.503209] ? find_held_lock+0x36/0x1c0 [ 372.507272] ? zap_class+0x640/0x640 [ 372.510985] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.516516] ? check_preemption_disabled+0x48/0x280 [ 372.521536] ? __lock_is_held+0xb5/0x140 [ 372.525595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.531129] ? check_preemption_disabled+0x48/0x280 [ 372.536147] run_timer_softirq+0x52/0xb0 [ 372.540200] ? rcu_read_lock_sched_held+0x14f/0x180 [ 372.545213] __do_softirq+0x308/0xb7e [ 372.549010] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 372.553501] ? lock_downgrade+0x900/0x900 [ 372.557652] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 372.562843] ? pvclock_read_flags+0x160/0x160 [ 372.567334] ? lapic_next_event+0x5a/0x90 [ 372.571479] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.577015] ? kvm_clock_read+0x18/0x30 [ 372.580985] ? kvm_sched_clock_read+0x9/0x20 [ 372.585388] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 372.590921] ? check_preemption_disabled+0x48/0x280 [ 372.595938] irq_exit+0x17f/0x1c0 [ 372.599400] smp_apic_timer_interrupt+0x1cb/0x760 [ 372.604234] ? smp_reschedule_interrupt+0x109/0x650 [ 372.609249] ? smp_call_function_single_interrupt+0x650/0x650 [ 372.615125] ? interrupt_entry+0xb5/0xc0 [ 372.619180] ? trace_hardirqs_off_caller+0xbb/0x310 [ 372.624190] ? trace_hardirqs_off_caller+0xbb/0x310 [ 372.629202] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.634070] ? trace_hardirqs_on_caller+0x310/0x310 [ 372.639084] ? trace_hardirqs_on_caller+0x310/0x310 [ 372.644096] ? task_prio+0x50/0x50 [ 372.647635] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 372.653171] ? check_preemption_disabled+0x48/0x280 [ 372.658188] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.663033] apic_timer_interrupt+0xf/0x20 [ 372.667262] [ 372.669493] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 372.674508] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 372.693401] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 372.701100] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 372.708361] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 372.715724] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 372.722997] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 372.730261] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 372.737625] ? list_lru_count_one+0x1c4/0x450 [ 372.742123] list_lru_count_one+0x2fb/0x450 [ 372.746439] ? list_lru_isolate_move+0x3c0/0x3c0 [ 372.751196] ? deferred_split_count+0x65/0x170 [ 372.755772] ? shrink_huge_zero_page_count+0xc8/0x100 [ 372.760962] super_cache_count+0x153/0x2e0 [ 372.765208] do_shrink_slab+0x1b1/0xd30 [ 372.769180] ? lock_acquire+0x1ed/0x520 [ 372.773155] ? snapshot_refaults+0x290/0x290 [ 372.777567] ? lock_release+0xa00/0xa00 [ 372.781550] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 372.786484] ? down_read_trylock+0xda/0x140 [ 372.790801] ? shrink_slab+0x207/0x8c0 [ 372.794683] ? downgrade_write+0x270/0x270 [ 372.798920] shrink_slab+0x389/0x8c0 [ 372.802628] ? shrink_active_list+0x1f00/0x1f00 [ 372.807300] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 372.813010] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 372.818113] ? cgroup_procs_write_finish+0xf0/0xf0 [ 372.823120] ? find_held_lock+0x36/0x1c0 [ 372.827181] shrink_node+0x431/0x16b0 [ 372.830995] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 372.836286] ? shrink_node_memcg+0x18f0/0x18f0 [ 372.840868] ? kvm_clock_read+0x18/0x30 [ 372.844927] ? ktime_get+0x2c1/0x400 [ 372.848639] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 372.853147] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 372.858679] ? __cpuset_node_allowed+0x19b/0x660 [ 372.863431] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 372.869149] ? delayacct_end+0x5a/0x100 [ 372.873124] do_try_to_free_pages+0x3e7/0x1290 [ 372.877722] ? zap_class+0x640/0x640 [ 372.881448] ? shrink_node+0x16b0/0x16b0 [ 372.885506] ? __lock_is_held+0xb5/0x140 [ 372.889580] try_to_free_pages+0x4d0/0xb90 [ 372.893818] ? do_try_to_free_pages+0x1290/0x1290 [ 372.898665] ? lock_acquire+0x1ed/0x520 [ 372.902637] ? set_page_refcounted+0x280/0x280 [ 372.907219] ? lock_release+0xa00/0xa00 [ 372.911188] ? _raw_spin_unlock_irq+0x60/0x80 [ 372.915694] ? psi_memstall_enter+0x240/0x2b0 [ 372.920200] ? psi_memstall_tick+0x230/0x230 [ 372.924628] __alloc_pages_slowpath+0xa14/0x2e10 [ 372.929415] ? warn_alloc+0x120/0x120 [ 372.933212] ? mark_held_locks+0x130/0x130 [ 372.937447] ? find_get_entry+0xaae/0x1120 [ 372.941686] ? filemap_map_pages+0x1a20/0x1a20 [ 372.946271] ? zap_class+0x640/0x640 [ 372.949988] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.955521] ? check_preemption_disabled+0x48/0x280 [ 372.960546] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 372.966078] ? should_fail+0x22d/0xd01 [ 372.969966] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 372.975066] ? zap_class+0x640/0x640 [ 372.978799] ? __lock_is_held+0xb5/0x140 [ 372.982860] ? mark_held_locks+0x130/0x130 [ 372.987096] ? lock_release+0xa00/0xa00 [ 372.991077] ? perf_trace_sched_process_exec+0x860/0x860 [ 372.996524] ? xa_load+0x2ba/0x460 [ 373.000072] ? lock_downgrade+0x900/0x900 [ 373.004221] ? __might_sleep+0x95/0x190 [ 373.008212] __alloc_pages_nodemask+0xa80/0xde0 [ 373.012880] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 373.017892] ? __page_cache_alloc+0x191/0x5c0 [ 373.022384] ? xa_load+0x2e1/0x460 [ 373.025932] ? xa_clear_mark+0x40/0x40 [ 373.029812] ? zap_class+0x640/0x640 [ 373.033534] ? zap_class+0x640/0x640 [ 373.037241] ? zap_class+0x640/0x640 [ 373.040947] ? __do_page_cache_readahead+0x663/0x810 [ 373.046061] ? find_held_lock+0x36/0x1c0 [ 373.050123] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 373.055659] alloc_pages_current+0x173/0x350 [ 373.060071] __page_cache_alloc+0x38c/0x5c0 [ 373.064385] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 373.069312] ? kasan_check_read+0x11/0x20 [ 373.073452] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 373.078727] ? generic_perform_write+0x6a0/0x6a0 [ 373.083477] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.089115] ? check_preemption_disabled+0x48/0x280 [ 373.094131] filemap_fault+0x1595/0x25f0 [ 373.098197] ? __lock_page_or_retry+0xa00/0xa00 [ 373.102863] ? mark_held_locks+0x130/0x130 [ 373.107101] ? filemap_map_pages+0xd6b/0x1a20 [ 373.111591] ? lock_downgrade+0x900/0x900 [ 373.115738] ? check_preemption_disabled+0x48/0x280 [ 373.120756] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 373.125680] ? kasan_check_read+0x11/0x20 [ 373.129824] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 373.135099] ? rcu_softirq_qs+0x20/0x20 [ 373.139081] ? filemap_map_pages+0xd92/0x1a20 [ 373.143581] ? find_get_entries_tag+0x1400/0x1400 [ 373.148419] ? debug_object_destroy+0x2b0/0x2b0 [ 373.153084] ? lock_pi_update_atomic+0x150/0x150 [ 373.157835] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.163379] ? lock_acquire+0x1ed/0x520 [ 373.167349] ? ext4_filemap_fault+0x7a/0xad [ 373.171669] ? lock_release+0xa00/0xa00 [ 373.175635] ? perf_trace_sched_process_exec+0x860/0x860 [ 373.181085] ? print_usage_bug+0xc0/0xc0 [ 373.185143] ? print_usage_bug+0xc0/0xc0 [ 373.189228] ? down_read+0x8d/0x120 [ 373.192851] ? ext4_filemap_fault+0x7a/0xad [ 373.197182] ? __down_interruptible+0x700/0x700 [ 373.201857] ext4_filemap_fault+0x82/0xad [ 373.206001] __do_fault+0x100/0x6b0 [ 373.209630] ? pmd_devmap_trans_unstable+0x220/0x220 [ 373.214730] ? mark_held_locks+0x130/0x130 [ 373.218959] ? mark_held_locks+0x130/0x130 [ 373.223189] ? __might_fault+0x12b/0x1e0 [ 373.227283] ? lock_downgrade+0x900/0x900 [ 373.231440] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.236980] __handle_mm_fault+0x3ea0/0x5be0 [ 373.241413] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 373.246769] ? _copy_to_user+0xc8/0x110 [ 373.250752] ? zap_class+0x640/0x640 [ 373.254461] ? zap_class+0x640/0x640 [ 373.258171] ? __x64_sys_futex+0x53e/0x6a0 [ 373.262404] ? find_held_lock+0x36/0x1c0 [ 373.266471] ? handle_mm_fault+0x42a/0xc70 [ 373.270702] ? lock_downgrade+0x900/0x900 [ 373.274864] ? check_preemption_disabled+0x48/0x280 [ 373.279879] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 373.284803] ? kasan_check_read+0x11/0x20 [ 373.288947] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 373.294217] ? rcu_softirq_qs+0x20/0x20 [ 373.298188] ? trace_hardirqs_off_caller+0x310/0x310 [ 373.303287] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.308821] ? check_preemption_disabled+0x48/0x280 [ 373.313838] handle_mm_fault+0x54f/0xc70 [ 373.317900] ? __handle_mm_fault+0x5be0/0x5be0 [ 373.322481] ? find_vma+0x34/0x190 [ 373.326030] __do_page_fault+0x5e8/0xe60 [ 373.330085] ? trace_hardirqs_off+0xb8/0x310 [ 373.334496] do_page_fault+0xf2/0x7e0 [ 373.338300] ? vmalloc_sync_all+0x30/0x30 [ 373.342445] ? error_entry+0x70/0xd0 [ 373.346158] ? trace_hardirqs_off_caller+0xbb/0x310 [ 373.351165] ? trace_hardirqs_on_caller+0xc0/0x310 [ 373.356088] ? syscall_return_slowpath+0x5e0/0x5e0 [ 373.361025] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 373.365861] ? trace_hardirqs_on_caller+0x310/0x310 [ 373.370903] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 373.376353] ? prepare_exit_to_usermode+0x291/0x3b0 [ 373.381365] ? page_fault+0x8/0x30 [ 373.384903] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 373.389746] ? page_fault+0x8/0x30 [ 373.393283] page_fault+0x1e/0x30 [ 373.396738] RIP: 0033:0x45ddf3 [ 373.399940] Code: Bad RIP value. [ 373.403296] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 373.408647] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 373.415913] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 373.423172] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 373.430434] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 373.437697] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 373.444981] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 373.444985] warn_alloc_show_mem: 1 callbacks suppressed [ 373.444991] Mem-Info: [ 373.451832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 373.457192] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 373.457192] active_file:13 inactive_file:12 isolated_file:0 [ 373.457192] unevictable:0 dirty:0 writeback:0 unstable:0 [ 373.457192] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 373.457192] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 373.457192] free:13770 free_pcp:132 free_cma:0 [ 373.459556] Call Trace: [ 373.468931] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 373.502052] [ 373.504611] 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 [ 373.532447] dump_stack+0x244/0x39d [ 373.534567] lowmem_reserve[]: 0 2818 6321 6321 [ 373.560737] ? dump_stack_print_info.cold.1+0x20/0x20 [ 373.564331] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 373.568911] warn_alloc.cold.116+0xb7/0x1bd [ 373.574064] lowmem_reserve[]: 0 0 3503 3503 [ 373.601390] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 373.605686] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 373.609999] ? lock_downgrade+0x900/0x900 [ 373.614817] lowmem_reserve[]: 0 0 0 0 [ 373.643802] ? trace_hardirqs_off+0xb8/0x310 [ 373.647918] 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 [ 373.651710] ? trace_hardirqs_off+0xb8/0x310 [ 373.656092] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 373.669627] __alloc_pages_slowpath+0x26e8/0x2e10 [ 373.674008] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 373.689280] ? warn_alloc+0x120/0x120 [ 373.694076] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 373.709153] ? print_usage_bug+0xc0/0xc0 [ 373.712928] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 373.721742] ? warn_alloc+0x120/0x120 [ 373.725774] 2701 total pagecache pages [ 373.734333] ? warn_alloc+0x120/0x120 [ 373.738112] 0 pages in swap cache [ 373.741992] ? print_usage_bug+0xc0/0xc0 [ 373.745767] Swap cache stats: add 0, delete 0, find 0/0 [ 373.749204] ? kvm_clock_read+0x18/0x30 [ 373.753236] Free swap = 0kB [ 373.758586] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 373.762530] Total swap = 0kB [ 373.765537] ? print_usage_bug+0xc0/0xc0 [ 373.770522] 1965979 pages RAM [ 373.773531] ? __lock_acquire+0x62f/0x4c20 [ 373.777563] 0 pages HighMem/MovableOnly [ 373.780656] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.784866] 342853 pages reserved [ 373.784873] 0 pages cma reserved [ 373.788836] ? should_fail+0x22d/0xd01 [ 373.794403] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 373.797779] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 373.797798] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 373.797814] ? __lock_acquire+0x62f/0x4c20 [ 373.801199] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 373.805026] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 373.811498] syz-fuzzer cpuset=/ mems_allowed=0 [ 373.816761] ? __lock_acquire+0x62f/0x4c20 [ 373.816776] ? should_fail+0x22d/0xd01 [ 373.854020] ? rcu_irq_exit+0x1a2/0x390 [ 373.858004] ? mark_held_locks+0x130/0x130 [ 373.862246] ? mark_held_locks+0x130/0x130 [ 373.866495] ? mark_held_locks+0xc7/0x130 [ 373.870638] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 373.875649] ? zap_class+0x640/0x640 [ 373.879358] ? print_usage_bug+0xc0/0xc0 [ 373.883417] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.888957] ? check_preemption_disabled+0x48/0x280 [ 373.893980] ? __lock_is_held+0xb5/0x140 [ 373.898041] __alloc_pages_nodemask+0xa80/0xde0 [ 373.902716] ? zap_class+0x640/0x640 [ 373.906427] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 373.911445] ? find_held_lock+0x36/0x1c0 [ 373.915523] ? ____cache_alloc_node+0x1c7/0x1e0 [ 373.920192] ? lock_downgrade+0x900/0x900 [ 373.924340] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.929879] cache_grow_begin+0xa5/0x8c0 [ 373.933938] ? do_raw_spin_unlock+0xa7/0x330 [ 373.938349] fallback_alloc+0x204/0x2e0 [ 373.942322] ____cache_alloc_node+0x1c7/0x1e0 [ 373.946823] kmem_cache_alloc_node+0xe3/0x730 [ 373.951313] ? ipv6_get_ifaddr+0x42e/0x620 [ 373.955555] __alloc_skb+0x119/0x770 [ 373.959263] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 373.964537] ? netdev_alloc_frag+0x1f0/0x1f0 [ 373.968942] ? lock_downgrade+0x900/0x900 [ 373.973095] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.978626] ? refcount_sub_and_test_checked+0x203/0x310 [ 373.984076] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 373.989522] ? addrconf_rs_timer+0x690/0x690 [ 373.993936] ndisc_alloc_skb+0x144/0x340 [ 373.998003] ndisc_send_rs+0x331/0x6e0 [ 374.001890] addrconf_rs_timer+0x314/0x690 [ 374.006126] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 374.010365] call_timer_fn+0x272/0x920 [ 374.014252] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 374.018574] ? process_timeout+0x40/0x40 [ 374.022637] ? mark_held_locks+0xc7/0x130 [ 374.026781] ? _raw_spin_unlock_irq+0x27/0x80 [ 374.031270] ? _raw_spin_unlock_irq+0x27/0x80 [ 374.035758] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 374.039993] ? lockdep_hardirqs_on+0x296/0x5b0 [ 374.044579] ? trace_hardirqs_on+0xbd/0x310 [ 374.048898] ? kasan_check_read+0x11/0x20 [ 374.053040] ? __run_timers+0x7da/0xc70 [ 374.057015] ? trace_hardirqs_off_caller+0x310/0x310 [ 374.062128] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 374.066360] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 374.070590] __run_timers+0x7e5/0xc70 [ 374.074398] ? timer_fixup_init+0x70/0x70 [ 374.079038] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 374.084063] ? zap_class+0x640/0x640 [ 374.087776] ? print_usage_bug+0xc0/0xc0 [ 374.091834] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 374.097027] ? find_held_lock+0x36/0x1c0 [ 374.101091] ? zap_class+0x640/0x640 [ 374.104807] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.110339] ? check_preemption_disabled+0x48/0x280 [ 374.115357] ? __lock_is_held+0xb5/0x140 [ 374.119414] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.124947] ? check_preemption_disabled+0x48/0x280 [ 374.129967] run_timer_softirq+0x52/0xb0 [ 374.134023] ? rcu_read_lock_sched_held+0x14f/0x180 [ 374.139035] __do_softirq+0x308/0xb7e [ 374.142837] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 374.147324] ? lock_downgrade+0x900/0x900 [ 374.151483] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 374.156596] ? pvclock_read_flags+0x160/0x160 [ 374.161090] ? lapic_next_event+0x5a/0x90 [ 374.165323] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.170869] ? kvm_clock_read+0x18/0x30 [ 374.174841] ? kvm_sched_clock_read+0x9/0x20 [ 374.179246] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 374.184780] ? check_preemption_disabled+0x48/0x280 [ 374.189818] irq_exit+0x17f/0x1c0 [ 374.193267] smp_apic_timer_interrupt+0x1cb/0x760 [ 374.198105] ? smp_reschedule_interrupt+0x109/0x650 [ 374.203117] ? smp_call_function_single_interrupt+0x650/0x650 [ 374.209007] ? interrupt_entry+0xb5/0xc0 [ 374.213064] ? trace_hardirqs_off_caller+0xbb/0x310 [ 374.218075] ? trace_hardirqs_off_caller+0xbb/0x310 [ 374.223107] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.227959] ? trace_hardirqs_on_caller+0x310/0x310 [ 374.232991] ? trace_hardirqs_on_caller+0x310/0x310 [ 374.238008] ? task_prio+0x50/0x50 [ 374.241547] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.247095] ? check_preemption_disabled+0x48/0x280 [ 374.252111] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.256955] apic_timer_interrupt+0xf/0x20 [ 374.261180] [ 374.263415] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 374.268431] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 374.287343] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 374.295044] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 374.302308] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 374.309657] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 374.316918] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 374.324184] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 374.331490] rcu_read_lock_held+0xa9/0xc0 [ 374.335638] list_lru_count_one+0x31a/0x450 [ 374.339972] ? list_lru_isolate_move+0x3c0/0x3c0 [ 374.344720] ? shmem_free_inode+0xd0/0xd0 [ 374.348874] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 374.354408] ? ubifs_shrink_count+0xc4/0x100 [ 374.358821] super_cache_count+0x153/0x2e0 [ 374.363059] do_shrink_slab+0x1b1/0xd30 [ 374.367035] ? lock_acquire+0x1ed/0x520 [ 374.371105] ? snapshot_refaults+0x290/0x290 [ 374.375508] ? lock_release+0xa00/0xa00 [ 374.379487] ? perf_trace_sched_process_exec+0x860/0x860 [ 374.384941] ? down_read_trylock+0xda/0x140 [ 374.389257] ? shrink_slab+0x207/0x8c0 [ 374.393137] ? downgrade_write+0x270/0x270 [ 374.397379] shrink_slab+0x389/0x8c0 [ 374.401108] ? shrink_active_list+0x1f00/0x1f00 [ 374.405788] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 374.411409] ? trace_hardirqs_on+0xbd/0x310 [ 374.415730] ? vmpressure+0x271/0x340 [ 374.419526] ? trace_hardirqs_off_caller+0x310/0x310 [ 374.424641] ? cgroup_procs_write_finish+0xf0/0xf0 [ 374.429582] shrink_node+0x431/0x16b0 [ 374.433378] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 374.438670] ? shrink_node_memcg+0x18f0/0x18f0 [ 374.443246] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 374.447911] ? trace_hardirqs_on+0xbd/0x310 [ 374.452222] ? vmpressure+0x271/0x340 [ 374.456021] ? do_raw_spin_unlock+0xa7/0x330 [ 374.460425] ? do_raw_spin_trylock+0x270/0x270 [ 374.465026] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 374.470558] ? __cpuset_node_allowed+0x19b/0x660 [ 374.475311] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 374.481017] ? vmpressure+0x1a2/0x340 [ 374.484823] do_try_to_free_pages+0x3e7/0x1290 [ 374.489414] ? shrink_node+0x16b0/0x16b0 [ 374.493493] ? __lock_is_held+0xb5/0x140 [ 374.497561] try_to_free_pages+0x4d0/0xb90 [ 374.501797] ? do_try_to_free_pages+0x1290/0x1290 [ 374.506644] ? lock_acquire+0x1ed/0x520 [ 374.510620] ? set_page_refcounted+0x280/0x280 [ 374.515202] ? lock_release+0xa00/0xa00 [ 374.519172] ? _raw_spin_unlock_irq+0x60/0x80 [ 374.523682] ? psi_memstall_enter+0x240/0x2b0 [ 374.528171] ? psi_memstall_tick+0x230/0x230 [ 374.532576] ? trace_hardirqs_off+0xb8/0x310 [ 374.536989] __alloc_pages_slowpath+0xa14/0x2e10 [ 374.541764] ? warn_alloc+0x120/0x120 [ 374.545555] ? mark_held_locks+0x130/0x130 [ 374.549800] ? warn_alloc+0x120/0x120 [ 374.553604] ? print_usage_bug+0xc0/0xc0 [ 374.557773] ? print_usage_bug+0xc0/0xc0 [ 374.561837] ? print_usage_bug+0xc0/0xc0 [ 374.565894] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 374.571425] ? should_fail+0x22d/0xd01 [ 374.575314] ? zap_class+0x640/0x640 [ 374.579027] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 374.584128] ? zap_class+0x640/0x640 [ 374.587844] ? zap_class+0x640/0x640 [ 374.591575] ? __lock_is_held+0xb5/0x140 [ 374.595639] ? zap_class+0x640/0x640 [ 374.599350] ? lock_release+0xa00/0xa00 [ 374.603319] ? perf_trace_sched_process_exec+0x860/0x860 [ 374.608766] ? check_preemption_disabled+0x48/0x280 [ 374.613788] ? __might_sleep+0x95/0x190 [ 374.617761] __alloc_pages_nodemask+0xa80/0xde0 [ 374.622424] ? zap_class+0x640/0x640 [ 374.626152] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 374.631262] ? mark_held_locks+0xc7/0x130 [ 374.635408] ? cache_grow_begin+0x65/0x8c0 [ 374.639649] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 374.644228] ? trace_hardirqs_on+0xbd/0x310 [ 374.648557] ? fallback_alloc+0x204/0x2e0 [ 374.652698] ? trace_hardirqs_off_caller+0x310/0x310 [ 374.657806] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 374.663346] cache_grow_begin+0xa5/0x8c0 [ 374.667401] ? do_raw_spin_unlock+0xa7/0x330 [ 374.671819] fallback_alloc+0x204/0x2e0 [ 374.675796] ____cache_alloc_node+0x1c7/0x1e0 [ 374.680294] kmem_cache_alloc_trace+0x214/0x750 [ 374.684965] do_syslog+0xb9b/0x1690 [ 374.688594] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 374.693608] ? finish_wait+0x430/0x430 [ 374.697492] ? aa_path_link+0x5e0/0x5e0 [ 374.701489] kmsg_read+0x8f/0xc0 [ 374.704846] ? kmsg_poll+0xb0/0xb0 [ 374.708384] proc_reg_read+0x2a3/0x3d0 [ 374.712273] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 374.717198] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 374.721779] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.727334] ? fsnotify+0x4e5/0xf20 [ 374.730963] __vfs_read+0x117/0x9b0 [ 374.734588] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 374.739512] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 374.744447] ? vfs_copy_file_range+0xb90/0xb90 [ 374.749026] ? fsnotify+0xf20/0xf20 [ 374.752649] ? fsnotify_first_mark+0x350/0x350 [ 374.757251] ? security_file_permission+0x1c2/0x220 [ 374.762265] ? rw_verify_area+0x118/0x360 [ 374.766411] vfs_read+0x17f/0x3c0 [ 374.769960] ksys_read+0x101/0x260 [ 374.773500] ? kernel_write+0x120/0x120 [ 374.777471] ? trace_hardirqs_off_caller+0x310/0x310 [ 374.782584] __x64_sys_read+0x73/0xb0 [ 374.786387] do_syscall_64+0x1b9/0x820 [ 374.790271] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 374.795630] ? syscall_return_slowpath+0x5e0/0x5e0 [ 374.800552] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.805391] ? trace_hardirqs_on_caller+0x310/0x310 [ 374.810415] ? prepare_exit_to_usermode+0x291/0x3b0 [ 374.815451] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.820292] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 374.825476] RIP: 0033:0x7f126a43d1fd [ 374.829199] Code: Bad RIP value. [ 374.832554] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 374.840258] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 374.847527] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 374.854790] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 374.862054] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 374.869319] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 374.876603] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 374.876666] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 374.883613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 374.883620] Call Trace: [ 374.890257] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 374.899511] [ 374.902076] rsyslogd cpuset=/ mems_allowed=0 [ 374.912115] dump_stack+0x244/0x39d [ 374.922245] ? dump_stack_print_info.cold.1+0x20/0x20 [ 374.927448] warn_alloc.cold.116+0xb7/0x1bd [ 374.931773] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 374.936734] ? lock_downgrade+0x900/0x900 [ 374.940888] ? trace_hardirqs_off+0xb8/0x310 [ 374.945304] ? trace_hardirqs_off+0xb8/0x310 [ 374.949720] __alloc_pages_slowpath+0x26e8/0x2e10 [ 374.954582] ? warn_alloc+0x120/0x120 [ 374.958381] ? print_usage_bug+0xc0/0xc0 [ 374.962445] ? warn_alloc+0x120/0x120 [ 374.966243] ? warn_alloc+0x120/0x120 [ 374.970039] ? print_usage_bug+0xc0/0xc0 [ 374.974099] ? print_usage_bug+0xc0/0xc0 [ 374.978155] ? __lock_acquire+0x62f/0x4c20 [ 374.982388] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 374.987931] ? should_fail+0x22d/0xd01 [ 374.991822] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 374.996924] ? __lock_acquire+0x62f/0x4c20 [ 375.001164] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 375.006260] ? __lock_acquire+0x62f/0x4c20 [ 375.010485] ? should_fail+0x22d/0xd01 [ 375.014371] ? find_held_lock+0x36/0x1c0 [ 375.018438] ? mark_held_locks+0x130/0x130 [ 375.022675] ? mark_held_locks+0x130/0x130 [ 375.026903] ? zap_class+0x640/0x640 [ 375.030617] ? zap_class+0x640/0x640 [ 375.034328] ? print_usage_bug+0xc0/0xc0 [ 375.038382] ? do_raw_spin_unlock+0xa7/0x330 [ 375.042792] ? zap_class+0x640/0x640 [ 375.046502] ? print_usage_bug+0xc0/0xc0 [ 375.050561] ? wq_watchdog_touch+0x9c/0xfe [ 375.054795] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.060328] ? check_preemption_disabled+0x48/0x280 [ 375.065348] ? __lock_is_held+0xb5/0x140 [ 375.069421] __alloc_pages_nodemask+0xa80/0xde0 [ 375.074089] ? zap_class+0x640/0x640 [ 375.077803] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 375.082823] ? find_held_lock+0x36/0x1c0 [ 375.086891] ? ____cache_alloc_node+0x1c7/0x1e0 [ 375.091564] ? lock_downgrade+0x900/0x900 [ 375.095711] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.101245] cache_grow_begin+0xa5/0x8c0 [ 375.105298] ? do_raw_spin_unlock+0xa7/0x330 [ 375.109706] fallback_alloc+0x204/0x2e0 [ 375.113685] ____cache_alloc_node+0x1c7/0x1e0 [ 375.118178] kmem_cache_alloc_node+0xe3/0x730 [ 375.122841] ? ipv6_get_ifaddr+0x42e/0x620 [ 375.127092] __alloc_skb+0x119/0x770 [ 375.130806] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 375.136082] ? netdev_alloc_frag+0x1f0/0x1f0 [ 375.140483] ? lock_downgrade+0x900/0x900 [ 375.144631] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.150162] ? refcount_sub_and_test_checked+0x203/0x310 [ 375.155623] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 375.161077] ? addrconf_rs_timer+0x690/0x690 [ 375.165597] ndisc_alloc_skb+0x144/0x340 [ 375.169657] ndisc_send_rs+0x331/0x6e0 [ 375.173546] addrconf_rs_timer+0x314/0x690 [ 375.177781] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.182020] call_timer_fn+0x272/0x920 [ 375.185901] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.190132] ? process_timeout+0x40/0x40 [ 375.194558] ? mark_held_locks+0xc7/0x130 [ 375.198702] ? _raw_spin_unlock_irq+0x27/0x80 [ 375.203193] ? _raw_spin_unlock_irq+0x27/0x80 [ 375.207678] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.211913] ? lockdep_hardirqs_on+0x296/0x5b0 [ 375.216493] ? trace_hardirqs_on+0xbd/0x310 [ 375.220812] ? kasan_check_read+0x11/0x20 [ 375.224952] ? __run_timers+0x7da/0xc70 [ 375.228925] ? trace_hardirqs_off_caller+0x310/0x310 [ 375.234039] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.238271] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.242977] __run_timers+0x7e5/0xc70 [ 375.246784] ? timer_fixup_init+0x70/0x70 [ 375.250934] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 375.255943] ? zap_class+0x640/0x640 [ 375.259658] ? print_usage_bug+0xc0/0xc0 [ 375.263715] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 375.268910] ? find_held_lock+0x36/0x1c0 [ 375.272970] ? zap_class+0x640/0x640 [ 375.276863] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.282411] ? check_preemption_disabled+0x48/0x280 [ 375.287437] ? __lock_is_held+0xb5/0x140 [ 375.291517] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.297057] ? check_preemption_disabled+0x48/0x280 [ 375.302072] run_timer_softirq+0x52/0xb0 [ 375.306124] ? rcu_read_lock_sched_held+0x14f/0x180 [ 375.311137] __do_softirq+0x308/0xb7e [ 375.314954] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 375.319441] ? lock_downgrade+0x900/0x900 [ 375.323609] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 375.328713] ? pvclock_read_flags+0x160/0x160 [ 375.333206] ? lapic_next_event+0x5a/0x90 [ 375.337367] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.342926] ? kvm_clock_read+0x18/0x30 [ 375.346903] ? kvm_sched_clock_read+0x9/0x20 [ 375.351319] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.356861] ? check_preemption_disabled+0x48/0x280 [ 375.361879] irq_exit+0x17f/0x1c0 [ 375.365329] smp_apic_timer_interrupt+0x1cb/0x760 [ 375.370165] ? smp_reschedule_interrupt+0x109/0x650 [ 375.375178] ? smp_call_function_single_interrupt+0x650/0x650 [ 375.381054] ? interrupt_entry+0xb5/0xc0 [ 375.385140] ? trace_hardirqs_off_caller+0xbb/0x310 [ 375.390149] ? trace_hardirqs_off_caller+0xbb/0x310 [ 375.395161] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 375.399995] ? trace_hardirqs_on_caller+0x310/0x310 [ 375.405002] ? trace_hardirqs_on_caller+0x310/0x310 [ 375.410009] ? task_prio+0x50/0x50 [ 375.413543] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.419070] ? check_preemption_disabled+0x48/0x280 [ 375.424083] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 375.428924] apic_timer_interrupt+0xf/0x20 [ 375.433145] [ 375.435378] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 375.440402] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 375.459290] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 375.466987] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 375.474249] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 375.481509] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 375.488770] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 375.496027] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 375.503304] ? list_lru_count_one+0x1c4/0x450 [ 375.507799] list_lru_count_one+0x2fb/0x450 [ 375.512117] ? list_lru_isolate_move+0x3c0/0x3c0 [ 375.516893] ? deferred_split_count+0x65/0x170 [ 375.521564] ? shrink_huge_zero_page_count+0xc8/0x100 [ 375.526761] super_cache_count+0x153/0x2e0 [ 375.530992] do_shrink_slab+0x1b1/0xd30 [ 375.534962] ? lock_acquire+0x1ed/0x520 [ 375.538934] ? snapshot_refaults+0x290/0x290 [ 375.543336] ? lock_release+0xa00/0xa00 [ 375.547310] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 375.552241] ? down_read_trylock+0xda/0x140 [ 375.556552] ? shrink_slab+0x207/0x8c0 [ 375.560430] ? downgrade_write+0x270/0x270 [ 375.564662] shrink_slab+0x389/0x8c0 [ 375.568368] ? shrink_active_list+0x1f00/0x1f00 [ 375.573044] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 375.578664] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 375.583771] ? cgroup_procs_write_finish+0xf0/0xf0 [ 375.588787] ? find_held_lock+0x36/0x1c0 [ 375.592846] shrink_node+0x431/0x16b0 [ 375.596645] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 375.601941] ? shrink_node_memcg+0x18f0/0x18f0 [ 375.606528] ? kvm_clock_read+0x18/0x30 [ 375.610501] ? ktime_get+0x2c1/0x400 [ 375.614208] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 375.618701] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 375.624234] ? __cpuset_node_allowed+0x19b/0x660 [ 375.628996] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 375.634700] ? delayacct_end+0x5a/0x100 [ 375.638686] do_try_to_free_pages+0x3e7/0x1290 [ 375.643260] ? zap_class+0x640/0x640 [ 375.646986] ? shrink_node+0x16b0/0x16b0 [ 375.651040] ? __lock_is_held+0xb5/0x140 [ 375.655106] try_to_free_pages+0x4d0/0xb90 [ 375.659340] ? do_try_to_free_pages+0x1290/0x1290 [ 375.664192] ? lock_acquire+0x1ed/0x520 [ 375.668161] ? set_page_refcounted+0x280/0x280 [ 375.672741] ? lock_release+0xa00/0xa00 [ 375.676805] ? _raw_spin_unlock_irq+0x60/0x80 [ 375.681297] ? psi_memstall_enter+0x240/0x2b0 [ 375.685791] ? psi_memstall_tick+0x230/0x230 [ 375.690220] __alloc_pages_slowpath+0xa14/0x2e10 [ 375.694997] ? warn_alloc+0x120/0x120 [ 375.698789] ? mark_held_locks+0x130/0x130 [ 375.703020] ? find_get_entry+0xaae/0x1120 [ 375.707275] ? filemap_map_pages+0x1a20/0x1a20 [ 375.711878] ? zap_class+0x640/0x640 [ 375.715593] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.721127] ? check_preemption_disabled+0x48/0x280 [ 375.726136] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.731666] ? should_fail+0x22d/0xd01 [ 375.735549] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 375.740660] ? zap_class+0x640/0x640 [ 375.744398] ? __lock_is_held+0xb5/0x140 [ 375.748463] ? mark_held_locks+0x130/0x130 [ 375.752696] ? lock_release+0xa00/0xa00 [ 375.756679] ? perf_trace_sched_process_exec+0x860/0x860 [ 375.762125] ? xa_load+0x2ba/0x460 [ 375.765660] ? lock_downgrade+0x900/0x900 [ 375.769810] ? __might_sleep+0x95/0x190 [ 375.773782] __alloc_pages_nodemask+0xa80/0xde0 [ 375.778454] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 375.783468] ? __page_cache_alloc+0x191/0x5c0 [ 375.787964] ? xa_load+0x2e1/0x460 [ 375.791498] ? xa_clear_mark+0x40/0x40 [ 375.795390] ? zap_class+0x640/0x640 [ 375.799104] ? zap_class+0x640/0x640 [ 375.802814] ? zap_class+0x640/0x640 [ 375.806524] ? __do_page_cache_readahead+0x663/0x810 [ 375.811626] ? find_held_lock+0x36/0x1c0 [ 375.815691] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 375.821227] alloc_pages_current+0x173/0x350 [ 375.825634] __page_cache_alloc+0x38c/0x5c0 [ 375.829948] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 375.834875] ? kasan_check_read+0x11/0x20 [ 375.839016] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 375.844291] ? generic_perform_write+0x6a0/0x6a0 [ 375.849038] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.854585] ? check_preemption_disabled+0x48/0x280 [ 375.859598] filemap_fault+0x1595/0x25f0 [ 375.863662] ? __lock_page_or_retry+0xa00/0xa00 [ 375.868327] ? mark_held_locks+0x130/0x130 [ 375.872585] ? filemap_map_pages+0xd6b/0x1a20 [ 375.877072] ? lock_downgrade+0x900/0x900 [ 375.881212] ? check_preemption_disabled+0x48/0x280 [ 375.886233] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 375.891155] ? kasan_check_read+0x11/0x20 [ 375.895291] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 375.900564] ? rcu_softirq_qs+0x20/0x20 [ 375.904542] ? filemap_map_pages+0xd92/0x1a20 [ 375.909040] ? find_get_entries_tag+0x1400/0x1400 [ 375.914068] ? debug_object_destroy+0x2b0/0x2b0 [ 375.918730] ? lock_pi_update_atomic+0x150/0x150 [ 375.923478] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.929019] ? lock_acquire+0x1ed/0x520 [ 375.932985] ? ext4_filemap_fault+0x7a/0xad [ 375.937332] ? lock_release+0xa00/0xa00 [ 375.941308] ? perf_trace_sched_process_exec+0x860/0x860 [ 375.946764] ? print_usage_bug+0xc0/0xc0 [ 375.950821] ? print_usage_bug+0xc0/0xc0 [ 375.954889] ? down_read+0x8d/0x120 [ 375.958506] ? ext4_filemap_fault+0x7a/0xad [ 375.962822] ? __down_interruptible+0x700/0x700 [ 375.967510] ext4_filemap_fault+0x82/0xad [ 375.971652] __do_fault+0x100/0x6b0 [ 375.975368] ? pmd_devmap_trans_unstable+0x220/0x220 [ 375.980504] ? mark_held_locks+0x130/0x130 [ 375.984739] ? mark_held_locks+0x130/0x130 [ 375.988966] ? __might_fault+0x12b/0x1e0 [ 375.993019] ? lock_downgrade+0x900/0x900 [ 375.997168] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 376.002704] __handle_mm_fault+0x3ea0/0x5be0 [ 376.007114] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 376.011953] ? _copy_to_user+0xc8/0x110 [ 376.015950] ? zap_class+0x640/0x640 [ 376.019658] ? zap_class+0x640/0x640 [ 376.023370] ? __x64_sys_futex+0x53e/0x6a0 [ 376.027619] ? find_held_lock+0x36/0x1c0 [ 376.031681] ? handle_mm_fault+0x42a/0xc70 [ 376.035913] ? lock_downgrade+0x900/0x900 [ 376.040052] ? check_preemption_disabled+0x48/0x280 [ 376.045078] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 376.049997] ? kasan_check_read+0x11/0x20 [ 376.054140] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 376.059409] ? rcu_softirq_qs+0x20/0x20 [ 376.063465] ? trace_hardirqs_off_caller+0x310/0x310 [ 376.068561] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 376.074097] ? check_preemption_disabled+0x48/0x280 [ 376.079333] handle_mm_fault+0x54f/0xc70 [ 376.083400] ? __handle_mm_fault+0x5be0/0x5be0 [ 376.087983] ? find_vma+0x34/0x190 [ 376.091521] __do_page_fault+0x5e8/0xe60 [ 376.095597] ? trace_hardirqs_off+0xb8/0x310 [ 376.100008] do_page_fault+0xf2/0x7e0 [ 376.103803] ? vmalloc_sync_all+0x30/0x30 [ 376.107948] ? error_entry+0x70/0xd0 [ 376.111656] ? trace_hardirqs_off_caller+0xbb/0x310 [ 376.116668] ? trace_hardirqs_on_caller+0xc0/0x310 [ 376.121590] ? syscall_return_slowpath+0x5e0/0x5e0 [ 376.126523] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 376.131363] ? trace_hardirqs_on_caller+0x310/0x310 [ 376.136374] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 376.141837] ? prepare_exit_to_usermode+0x291/0x3b0 [ 376.146854] ? page_fault+0x8/0x30 [ 376.150390] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 376.155228] ? page_fault+0x8/0x30 [ 376.158764] page_fault+0x1e/0x30 [ 376.162215] RIP: 0033:0x45ddf3 [ 376.165413] Code: Bad RIP value. [ 376.168771] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 376.174128] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 376.181388] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 376.188661] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 376.195921] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 376.203183] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 376.210472] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 376.210476] warn_alloc_show_mem: 1 callbacks suppressed [ 376.210482] Mem-Info: [ 376.217310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 376.222674] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 376.222674] active_file:13 inactive_file:12 isolated_file:0 [ 376.222674] unevictable:0 dirty:0 writeback:0 unstable:0 [ 376.222674] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 376.222674] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 376.222674] free:13770 free_pcp:132 free_cma:0 [ 376.225040] Call Trace: [ 376.234411] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 376.267427] [ 376.270008] 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 [ 376.297840] dump_stack+0x244/0x39d [ 376.299962] lowmem_reserve[]: 0 2818 6321 6321 [ 376.326061] ? dump_stack_print_info.cold.1+0x20/0x20 [ 376.329657] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 376.334237] warn_alloc.cold.116+0xb7/0x1bd [ 376.339400] lowmem_reserve[]: 0 0 3503 3503 [ 376.366721] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 376.371011] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 376.375331] ? lock_downgrade+0x900/0x900 [ 376.380139] lowmem_reserve[]: 0 0 0 0 [ 376.409105] ? trace_hardirqs_off+0xb8/0x310 [ 376.413217] 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 [ 376.417027] ? trace_hardirqs_off+0xb8/0x310 [ 376.421496] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 376.435021] __alloc_pages_slowpath+0x26e8/0x2e10 [ 376.439398] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 376.454665] ? warn_alloc+0x120/0x120 [ 376.459461] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 376.474608] ? print_usage_bug+0xc0/0xc0 [ 376.478380] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 376.487192] ? warn_alloc+0x120/0x120 [ 376.491223] 2701 total pagecache pages [ 376.499790] ? warn_alloc+0x120/0x120 [ 376.503596] 0 pages in swap cache [ 376.507460] ? print_usage_bug+0xc0/0xc0 [ 376.511231] Swap cache stats: add 0, delete 0, find 0/0 [ 376.514671] ? kvm_clock_read+0x18/0x30 [ 376.518704] Free swap = 0kB [ 376.524066] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 376.528019] Total swap = 0kB [ 376.531020] ? print_usage_bug+0xc0/0xc0 [ 376.536005] 1965979 pages RAM [ 376.539009] ? __lock_acquire+0x62f/0x4c20 [ 376.543039] 0 pages HighMem/MovableOnly [ 376.546130] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 376.550335] 342853 pages reserved [ 376.550339] 0 pages cma reserved [ 376.550424] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 376.554326] ? should_fail+0x22d/0xd01 [ 376.559935] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 376.563289] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 376.566626] syz-fuzzer cpuset=/ mems_allowed=0 [ 376.573105] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 376.602108] ? __lock_acquire+0x62f/0x4c20 [ 376.606352] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 376.611443] ? __lock_acquire+0x62f/0x4c20 [ 376.615683] ? should_fail+0x22d/0xd01 [ 376.619557] ? rcu_irq_exit+0x1a2/0x390 [ 376.623549] ? mark_held_locks+0x130/0x130 [ 376.627787] ? mark_held_locks+0x130/0x130 [ 376.632022] ? mark_held_locks+0xc7/0x130 [ 376.636512] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 376.641521] ? zap_class+0x640/0x640 [ 376.645228] ? print_usage_bug+0xc0/0xc0 [ 376.649288] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.654827] ? check_preemption_disabled+0x48/0x280 [ 376.659843] ? __lock_is_held+0xb5/0x140 [ 376.663902] __alloc_pages_nodemask+0xa80/0xde0 [ 376.668561] ? zap_class+0x640/0x640 [ 376.672269] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 376.677288] ? find_held_lock+0x36/0x1c0 [ 376.681364] ? ____cache_alloc_node+0x1c7/0x1e0 [ 376.686029] ? lock_downgrade+0x900/0x900 [ 376.690174] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.695712] cache_grow_begin+0xa5/0x8c0 [ 376.699766] ? do_raw_spin_unlock+0xa7/0x330 [ 376.704196] fallback_alloc+0x204/0x2e0 [ 376.708169] ____cache_alloc_node+0x1c7/0x1e0 [ 376.712664] kmem_cache_alloc_node+0xe3/0x730 [ 376.717168] ? ipv6_get_ifaddr+0x42e/0x620 [ 376.721430] __alloc_skb+0x119/0x770 [ 376.725138] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 376.730410] ? netdev_alloc_frag+0x1f0/0x1f0 [ 376.734830] ? lock_downgrade+0x900/0x900 [ 376.738982] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.744518] ? refcount_sub_and_test_checked+0x203/0x310 [ 376.749966] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 376.755408] ? addrconf_rs_timer+0x690/0x690 [ 376.759836] ndisc_alloc_skb+0x144/0x340 [ 376.763894] ndisc_send_rs+0x331/0x6e0 [ 376.767782] addrconf_rs_timer+0x314/0x690 [ 376.772035] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 376.776271] call_timer_fn+0x272/0x920 [ 376.780158] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 376.784392] ? process_timeout+0x40/0x40 [ 376.788475] ? mark_held_locks+0xc7/0x130 [ 376.792631] ? _raw_spin_unlock_irq+0x27/0x80 [ 376.797118] ? _raw_spin_unlock_irq+0x27/0x80 [ 376.801601] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 376.805827] ? lockdep_hardirqs_on+0x296/0x5b0 [ 376.810403] ? trace_hardirqs_on+0xbd/0x310 [ 376.814715] ? kasan_check_read+0x11/0x20 [ 376.818864] ? __run_timers+0x7da/0xc70 [ 376.822845] ? trace_hardirqs_off_caller+0x310/0x310 [ 376.827962] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 376.832283] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 376.836519] __run_timers+0x7e5/0xc70 [ 376.840330] ? timer_fixup_init+0x70/0x70 [ 376.844471] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 376.849482] ? zap_class+0x640/0x640 [ 376.853194] ? print_usage_bug+0xc0/0xc0 [ 376.857344] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 376.862551] ? find_held_lock+0x36/0x1c0 [ 376.866615] ? zap_class+0x640/0x640 [ 376.870337] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.875872] ? check_preemption_disabled+0x48/0x280 [ 376.880892] ? __lock_is_held+0xb5/0x140 [ 376.884944] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.890476] ? check_preemption_disabled+0x48/0x280 [ 376.895487] run_timer_softirq+0x52/0xb0 [ 376.899543] ? rcu_read_lock_sched_held+0x14f/0x180 [ 376.904554] __do_softirq+0x308/0xb7e [ 376.908349] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 376.912837] ? lock_downgrade+0x900/0x900 [ 376.916984] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 376.922089] ? pvclock_read_flags+0x160/0x160 [ 376.926669] ? lapic_next_event+0x5a/0x90 [ 376.930840] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.936372] ? kvm_clock_read+0x18/0x30 [ 376.940350] ? kvm_sched_clock_read+0x9/0x20 [ 376.944777] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 376.950317] ? check_preemption_disabled+0x48/0x280 [ 376.955333] irq_exit+0x17f/0x1c0 [ 376.958906] smp_apic_timer_interrupt+0x1cb/0x760 [ 376.963743] ? smp_reschedule_interrupt+0x109/0x650 [ 376.968752] ? smp_call_function_single_interrupt+0x650/0x650 [ 376.974645] ? interrupt_entry+0xb5/0xc0 [ 376.978711] ? trace_hardirqs_off_caller+0xbb/0x310 [ 376.983718] ? trace_hardirqs_off_caller+0xbb/0x310 [ 376.988729] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 376.993580] ? trace_hardirqs_on_caller+0x310/0x310 [ 376.998590] ? trace_hardirqs_on_caller+0x310/0x310 [ 377.003611] ? task_prio+0x50/0x50 [ 377.007143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.012688] ? check_preemption_disabled+0x48/0x280 [ 377.017703] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 377.022545] apic_timer_interrupt+0xf/0x20 [ 377.026767] [ 377.028997] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 377.034012] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 377.052913] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 377.060611] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 377.067871] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 377.075143] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 377.082406] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 377.089664] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 377.096953] rcu_read_lock_held+0xa9/0xc0 [ 377.101094] list_lru_count_one+0x31a/0x450 [ 377.105413] ? list_lru_isolate_move+0x3c0/0x3c0 [ 377.110160] ? shmem_free_inode+0xd0/0xd0 [ 377.114313] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 377.119842] ? ubifs_shrink_count+0xc4/0x100 [ 377.124250] super_cache_count+0x153/0x2e0 [ 377.128490] do_shrink_slab+0x1b1/0xd30 [ 377.132562] ? lock_acquire+0x1ed/0x520 [ 377.136560] ? snapshot_refaults+0x290/0x290 [ 377.140973] ? lock_release+0xa00/0xa00 [ 377.144946] ? perf_trace_sched_process_exec+0x860/0x860 [ 377.150399] ? down_read_trylock+0xda/0x140 [ 377.154709] ? shrink_slab+0x207/0x8c0 [ 377.158589] ? downgrade_write+0x270/0x270 [ 377.163005] shrink_slab+0x389/0x8c0 [ 377.166719] ? shrink_active_list+0x1f00/0x1f00 [ 377.171390] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 377.177009] ? trace_hardirqs_on+0xbd/0x310 [ 377.181327] ? vmpressure+0x271/0x340 [ 377.185134] ? trace_hardirqs_off_caller+0x310/0x310 [ 377.190239] ? cgroup_procs_write_finish+0xf0/0xf0 [ 377.195172] shrink_node+0x431/0x16b0 [ 377.198964] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 377.204244] ? shrink_node_memcg+0x18f0/0x18f0 [ 377.208812] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 377.213384] ? trace_hardirqs_on+0xbd/0x310 [ 377.217712] ? vmpressure+0x271/0x340 [ 377.221505] ? do_raw_spin_unlock+0xa7/0x330 [ 377.225906] ? do_raw_spin_trylock+0x270/0x270 [ 377.230573] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 377.236101] ? __cpuset_node_allowed+0x19b/0x660 [ 377.240850] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 377.246970] ? vmpressure+0x1a2/0x340 [ 377.250775] do_try_to_free_pages+0x3e7/0x1290 [ 377.255364] ? shrink_node+0x16b0/0x16b0 [ 377.259436] ? __lock_is_held+0xb5/0x140 [ 377.263497] try_to_free_pages+0x4d0/0xb90 [ 377.267726] ? do_try_to_free_pages+0x1290/0x1290 [ 377.272571] ? lock_acquire+0x1ed/0x520 [ 377.276541] ? set_page_refcounted+0x280/0x280 [ 377.281122] ? lock_release+0xa00/0xa00 [ 377.285109] ? _raw_spin_unlock_irq+0x60/0x80 [ 377.289856] ? psi_memstall_enter+0x240/0x2b0 [ 377.294342] ? psi_memstall_tick+0x230/0x230 [ 377.298745] ? trace_hardirqs_off+0xb8/0x310 [ 377.303148] __alloc_pages_slowpath+0xa14/0x2e10 [ 377.307920] ? warn_alloc+0x120/0x120 [ 377.311710] ? mark_held_locks+0x130/0x130 [ 377.315970] ? warn_alloc+0x120/0x120 [ 377.319763] ? print_usage_bug+0xc0/0xc0 [ 377.323819] ? print_usage_bug+0xc0/0xc0 [ 377.327874] ? print_usage_bug+0xc0/0xc0 [ 377.331930] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 377.337473] ? should_fail+0x22d/0xd01 [ 377.341349] ? zap_class+0x640/0x640 [ 377.345063] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 377.350159] ? zap_class+0x640/0x640 [ 377.353869] ? zap_class+0x640/0x640 [ 377.357595] ? __lock_is_held+0xb5/0x140 [ 377.361663] ? zap_class+0x640/0x640 [ 377.365373] ? lock_release+0xa00/0xa00 [ 377.369346] ? perf_trace_sched_process_exec+0x860/0x860 [ 377.374792] ? check_preemption_disabled+0x48/0x280 [ 377.379897] ? __might_sleep+0x95/0x190 [ 377.383869] __alloc_pages_nodemask+0xa80/0xde0 [ 377.388541] ? zap_class+0x640/0x640 [ 377.392254] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 377.397296] ? mark_held_locks+0xc7/0x130 [ 377.401439] ? cache_grow_begin+0x65/0x8c0 [ 377.405676] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 377.410246] ? trace_hardirqs_on+0xbd/0x310 [ 377.414563] ? fallback_alloc+0x204/0x2e0 [ 377.418704] ? trace_hardirqs_off_caller+0x310/0x310 [ 377.423801] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 377.429335] cache_grow_begin+0xa5/0x8c0 [ 377.433391] ? do_raw_spin_unlock+0xa7/0x330 [ 377.437798] fallback_alloc+0x204/0x2e0 [ 377.441785] ____cache_alloc_node+0x1c7/0x1e0 [ 377.446303] kmem_cache_alloc_trace+0x214/0x750 [ 377.450978] do_syslog+0xb9b/0x1690 [ 377.454609] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 377.459726] ? finish_wait+0x430/0x430 [ 377.463626] ? aa_path_link+0x5e0/0x5e0 [ 377.467601] kmsg_read+0x8f/0xc0 [ 377.470960] ? kmsg_poll+0xb0/0xb0 [ 377.474492] proc_reg_read+0x2a3/0x3d0 [ 377.478373] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 377.483386] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 377.487966] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.493507] ? fsnotify+0x4e5/0xf20 [ 377.497135] __vfs_read+0x117/0x9b0 [ 377.500758] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 377.505680] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 377.510599] ? vfs_copy_file_range+0xb90/0xb90 [ 377.515178] ? fsnotify+0xf20/0xf20 [ 377.518800] ? fsnotify_first_mark+0x350/0x350 [ 377.523382] ? security_file_permission+0x1c2/0x220 [ 377.528396] ? rw_verify_area+0x118/0x360 [ 377.532541] vfs_read+0x17f/0x3c0 [ 377.535994] ksys_read+0x101/0x260 [ 377.539530] ? kernel_write+0x120/0x120 [ 377.543499] ? trace_hardirqs_off_caller+0x310/0x310 [ 377.548605] __x64_sys_read+0x73/0xb0 [ 377.552401] do_syscall_64+0x1b9/0x820 [ 377.556294] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 377.561668] ? syscall_return_slowpath+0x5e0/0x5e0 [ 377.566602] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 377.571441] ? trace_hardirqs_on_caller+0x310/0x310 [ 377.576455] ? prepare_exit_to_usermode+0x291/0x3b0 [ 377.581488] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 377.586331] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 377.591512] RIP: 0033:0x7f126a43d1fd [ 377.595234] Code: Bad RIP value. [ 377.598603] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 377.606306] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 377.613566] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 377.620826] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 377.628090] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 377.635354] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 377.642639] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 377.642704] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 377.649649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 377.649654] Call Trace: [ 377.649659] [ 377.649675] dump_stack+0x244/0x39d [ 377.649705] ? dump_stack_print_info.cold.1+0x20/0x20 [ 377.656244] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 377.665525] warn_alloc.cold.116+0xb7/0x1bd [ 377.668075] rsyslogd cpuset=/ mems_allowed=0 [ 377.670209] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 377.702575] ? lock_downgrade+0x900/0x900 [ 377.706730] ? trace_hardirqs_off+0xb8/0x310 [ 377.711152] ? trace_hardirqs_off+0xb8/0x310 [ 377.715561] __alloc_pages_slowpath+0x26e8/0x2e10 [ 377.720423] ? warn_alloc+0x120/0x120 [ 377.724218] ? print_usage_bug+0xc0/0xc0 [ 377.728284] ? warn_alloc+0x120/0x120 [ 377.732083] ? warn_alloc+0x120/0x120 [ 377.735978] ? print_usage_bug+0xc0/0xc0 [ 377.740031] ? kvm_clock_read+0x18/0x30 [ 377.744003] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 377.749015] ? print_usage_bug+0xc0/0xc0 [ 377.753067] ? __lock_acquire+0x62f/0x4c20 [ 377.757302] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 377.762834] ? should_fail+0x22d/0xd01 [ 377.766714] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 377.771991] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 377.777089] ? __lock_acquire+0x62f/0x4c20 [ 377.781325] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 377.786418] ? __lock_acquire+0x62f/0x4c20 [ 377.790647] ? should_fail+0x22d/0xd01 [ 377.794526] ? rcu_irq_exit+0x1a2/0x390 [ 377.798501] ? mark_held_locks+0x130/0x130 [ 377.802733] ? mark_held_locks+0x130/0x130 [ 377.806965] ? mark_held_locks+0xc7/0x130 [ 377.811110] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 377.816124] ? zap_class+0x640/0x640 [ 377.819832] ? print_usage_bug+0xc0/0xc0 [ 377.823890] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.829433] ? check_preemption_disabled+0x48/0x280 [ 377.834454] ? __lock_is_held+0xb5/0x140 [ 377.838514] __alloc_pages_nodemask+0xa80/0xde0 [ 377.843179] ? zap_class+0x640/0x640 [ 377.846888] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 377.851907] ? find_held_lock+0x36/0x1c0 [ 377.855972] ? ____cache_alloc_node+0x1c7/0x1e0 [ 377.860633] ? lock_downgrade+0x900/0x900 [ 377.864781] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.870316] cache_grow_begin+0xa5/0x8c0 [ 377.874369] ? do_raw_spin_unlock+0xa7/0x330 [ 377.878780] fallback_alloc+0x204/0x2e0 [ 377.882760] ____cache_alloc_node+0x1c7/0x1e0 [ 377.887258] kmem_cache_alloc_node+0xe3/0x730 [ 377.891758] ? ipv6_get_ifaddr+0x42e/0x620 [ 377.896010] __alloc_skb+0x119/0x770 [ 377.899720] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 377.905003] ? netdev_alloc_frag+0x1f0/0x1f0 [ 377.909417] ? lock_downgrade+0x900/0x900 [ 377.913566] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.919100] ? refcount_sub_and_test_checked+0x203/0x310 [ 377.924635] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 377.930081] ? addrconf_rs_timer+0x690/0x690 [ 377.934494] ndisc_alloc_skb+0x144/0x340 [ 377.938556] ndisc_send_rs+0x331/0x6e0 [ 377.942451] addrconf_rs_timer+0x314/0x690 [ 377.946686] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.951022] call_timer_fn+0x272/0x920 [ 377.954903] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.959135] ? process_timeout+0x40/0x40 [ 377.963204] ? mark_held_locks+0xc7/0x130 [ 377.967546] ? _raw_spin_unlock_irq+0x27/0x80 [ 377.972037] ? _raw_spin_unlock_irq+0x27/0x80 [ 377.976523] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.980762] ? lockdep_hardirqs_on+0x296/0x5b0 [ 377.985338] ? trace_hardirqs_on+0xbd/0x310 [ 377.989655] ? kasan_check_read+0x11/0x20 [ 377.993794] ? __run_timers+0x7da/0xc70 [ 377.997765] ? trace_hardirqs_off_caller+0x310/0x310 [ 378.002957] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 378.007193] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 378.011421] __run_timers+0x7e5/0xc70 [ 378.015222] ? timer_fixup_init+0x70/0x70 [ 378.019374] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 378.024387] ? zap_class+0x640/0x640 [ 378.028102] ? print_usage_bug+0xc0/0xc0 [ 378.032158] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 378.037368] ? find_held_lock+0x36/0x1c0 [ 378.041431] ? zap_class+0x640/0x640 [ 378.045141] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.050766] ? check_preemption_disabled+0x48/0x280 [ 378.055790] ? __lock_is_held+0xb5/0x140 [ 378.059841] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.065369] ? check_preemption_disabled+0x48/0x280 [ 378.070422] run_timer_softirq+0x52/0xb0 [ 378.074479] ? rcu_read_lock_sched_held+0x14f/0x180 [ 378.079883] __do_softirq+0x308/0xb7e [ 378.083683] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 378.088177] ? lock_downgrade+0x900/0x900 [ 378.092323] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 378.097428] ? pvclock_read_flags+0x160/0x160 [ 378.101921] ? lapic_next_event+0x5a/0x90 [ 378.106062] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.111616] ? kvm_clock_read+0x18/0x30 [ 378.115584] ? kvm_sched_clock_read+0x9/0x20 [ 378.119990] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.125522] ? check_preemption_disabled+0x48/0x280 [ 378.130539] irq_exit+0x17f/0x1c0 [ 378.133986] smp_apic_timer_interrupt+0x1cb/0x760 [ 378.138820] ? smp_reschedule_interrupt+0x109/0x650 [ 378.143829] ? smp_call_function_single_interrupt+0x650/0x650 [ 378.149707] ? interrupt_entry+0xb5/0xc0 [ 378.153770] ? trace_hardirqs_off_caller+0xbb/0x310 [ 378.158784] ? trace_hardirqs_off_caller+0xbb/0x310 [ 378.163797] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.168638] ? trace_hardirqs_on_caller+0x310/0x310 [ 378.173644] ? trace_hardirqs_on_caller+0x310/0x310 [ 378.178647] ? task_prio+0x50/0x50 [ 378.182183] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.187719] ? check_preemption_disabled+0x48/0x280 [ 378.192741] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.197580] apic_timer_interrupt+0xf/0x20 [ 378.201805] [ 378.204033] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 378.209041] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 378.227933] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 378.235632] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 378.242893] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 378.250158] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 378.257418] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 378.264689] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 378.271970] ? list_lru_count_one+0x1c4/0x450 [ 378.276467] list_lru_count_one+0x2fb/0x450 [ 378.280793] ? list_lru_isolate_move+0x3c0/0x3c0 [ 378.285563] ? deferred_split_count+0x65/0x170 [ 378.290137] ? shrink_huge_zero_page_count+0xc8/0x100 [ 378.295328] super_cache_count+0x153/0x2e0 [ 378.299565] do_shrink_slab+0x1b1/0xd30 [ 378.303536] ? lock_acquire+0x1ed/0x520 [ 378.307505] ? snapshot_refaults+0x290/0x290 [ 378.311902] ? lock_release+0xa00/0xa00 [ 378.315872] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 378.320805] ? down_read_trylock+0xda/0x140 [ 378.325112] ? shrink_slab+0x207/0x8c0 [ 378.328990] ? downgrade_write+0x270/0x270 [ 378.333231] shrink_slab+0x389/0x8c0 [ 378.336939] ? shrink_active_list+0x1f00/0x1f00 [ 378.341629] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 378.347248] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 378.352351] ? cgroup_procs_write_finish+0xf0/0xf0 [ 378.357289] ? find_held_lock+0x36/0x1c0 [ 378.361349] shrink_node+0x431/0x16b0 [ 378.365145] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 378.370438] ? shrink_node_memcg+0x18f0/0x18f0 [ 378.375024] ? kvm_clock_read+0x18/0x30 [ 378.378995] ? ktime_get+0x2c1/0x400 [ 378.382709] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 378.387216] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 378.392838] ? __cpuset_node_allowed+0x19b/0x660 [ 378.397939] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 378.403645] ? delayacct_end+0x5a/0x100 [ 378.407629] do_try_to_free_pages+0x3e7/0x1290 [ 378.412209] ? zap_class+0x640/0x640 [ 378.416022] ? shrink_node+0x16b0/0x16b0 [ 378.420079] ? __lock_is_held+0xb5/0x140 [ 378.424161] try_to_free_pages+0x4d0/0xb90 [ 378.428397] ? do_try_to_free_pages+0x1290/0x1290 [ 378.433246] ? lock_acquire+0x1ed/0x520 [ 378.437214] ? set_page_refcounted+0x280/0x280 [ 378.441799] ? lock_release+0xa00/0xa00 [ 378.445767] ? _raw_spin_unlock_irq+0x60/0x80 [ 378.450270] ? psi_memstall_enter+0x240/0x2b0 [ 378.454757] ? psi_memstall_tick+0x230/0x230 [ 378.459183] __alloc_pages_slowpath+0xa14/0x2e10 [ 378.463962] ? warn_alloc+0x120/0x120 [ 378.467757] ? mark_held_locks+0x130/0x130 [ 378.471993] ? find_get_entry+0xaae/0x1120 [ 378.476230] ? filemap_map_pages+0x1a20/0x1a20 [ 378.480809] ? zap_class+0x640/0x640 [ 378.484618] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.490166] ? check_preemption_disabled+0x48/0x280 [ 378.495178] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.500752] ? should_fail+0x22d/0xd01 [ 378.504727] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 378.509823] ? zap_class+0x640/0x640 [ 378.513573] ? __lock_is_held+0xb5/0x140 [ 378.517657] ? mark_held_locks+0x130/0x130 [ 378.521905] ? lock_release+0xa00/0xa00 [ 378.525871] ? perf_trace_sched_process_exec+0x860/0x860 [ 378.531316] ? xa_load+0x2ba/0x460 [ 378.534854] ? lock_downgrade+0x900/0x900 [ 378.539000] ? __might_sleep+0x95/0x190 [ 378.542973] __alloc_pages_nodemask+0xa80/0xde0 [ 378.547644] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 378.553120] ? __page_cache_alloc+0x191/0x5c0 [ 378.557608] ? xa_load+0x2e1/0x460 [ 378.561142] ? xa_clear_mark+0x40/0x40 [ 378.565023] ? zap_class+0x640/0x640 [ 378.568747] ? zap_class+0x640/0x640 [ 378.572471] ? zap_class+0x640/0x640 [ 378.576174] ? __do_page_cache_readahead+0x663/0x810 [ 378.581288] ? find_held_lock+0x36/0x1c0 [ 378.585345] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 378.590885] alloc_pages_current+0x173/0x350 [ 378.595296] __page_cache_alloc+0x38c/0x5c0 [ 378.599612] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 378.604535] ? kasan_check_read+0x11/0x20 [ 378.608679] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 378.613954] ? generic_perform_write+0x6a0/0x6a0 [ 378.618709] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.624239] ? check_preemption_disabled+0x48/0x280 [ 378.629255] filemap_fault+0x1595/0x25f0 [ 378.633322] ? __lock_page_or_retry+0xa00/0xa00 [ 378.637987] ? mark_held_locks+0x130/0x130 [ 378.642228] ? filemap_map_pages+0xd6b/0x1a20 [ 378.646728] ? lock_downgrade+0x900/0x900 [ 378.650870] ? check_preemption_disabled+0x48/0x280 [ 378.655881] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 378.660807] ? kasan_check_read+0x11/0x20 [ 378.664954] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 378.670225] ? rcu_softirq_qs+0x20/0x20 [ 378.674212] ? filemap_map_pages+0xd92/0x1a20 [ 378.678721] ? find_get_entries_tag+0x1400/0x1400 [ 378.683559] ? debug_object_destroy+0x2b0/0x2b0 [ 378.688226] ? lock_pi_update_atomic+0x150/0x150 [ 378.692976] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.698517] ? lock_acquire+0x1ed/0x520 [ 378.702484] ? ext4_filemap_fault+0x7a/0xad [ 378.706808] ? lock_release+0xa00/0xa00 [ 378.710775] ? perf_trace_sched_process_exec+0x860/0x860 [ 378.716230] ? print_usage_bug+0xc0/0xc0 [ 378.720285] ? print_usage_bug+0xc0/0xc0 [ 378.724350] ? down_read+0x8d/0x120 [ 378.727969] ? ext4_filemap_fault+0x7a/0xad [ 378.732287] ? __down_interruptible+0x700/0x700 [ 378.736961] ext4_filemap_fault+0x82/0xad [ 378.741105] __do_fault+0x100/0x6b0 [ 378.744828] ? pmd_devmap_trans_unstable+0x220/0x220 [ 378.749926] ? mark_held_locks+0x130/0x130 [ 378.754157] ? mark_held_locks+0x130/0x130 [ 378.758394] ? __might_fault+0x12b/0x1e0 [ 378.762459] ? lock_downgrade+0x900/0x900 [ 378.766706] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.772242] __handle_mm_fault+0x3ea0/0x5be0 [ 378.776656] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 378.781500] ? _copy_to_user+0xc8/0x110 [ 378.785481] ? zap_class+0x640/0x640 [ 378.789195] ? zap_class+0x640/0x640 [ 378.792900] ? __x64_sys_futex+0x53e/0x6a0 [ 378.797134] ? find_held_lock+0x36/0x1c0 [ 378.801207] ? handle_mm_fault+0x42a/0xc70 [ 378.805436] ? lock_downgrade+0x900/0x900 [ 378.809577] ? check_preemption_disabled+0x48/0x280 [ 378.814589] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 378.819511] ? kasan_check_read+0x11/0x20 [ 378.823662] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 378.828933] ? rcu_softirq_qs+0x20/0x20 [ 378.832900] ? trace_hardirqs_off_caller+0x310/0x310 [ 378.838038] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.843567] ? check_preemption_disabled+0x48/0x280 [ 378.848583] handle_mm_fault+0x54f/0xc70 [ 378.852644] ? __handle_mm_fault+0x5be0/0x5be0 [ 378.857223] ? find_vma+0x34/0x190 [ 378.860766] __do_page_fault+0x5e8/0xe60 [ 378.864823] ? trace_hardirqs_off+0xb8/0x310 [ 378.869236] do_page_fault+0xf2/0x7e0 [ 378.873032] ? vmalloc_sync_all+0x30/0x30 [ 378.877181] ? error_entry+0x70/0xd0 [ 378.880895] ? trace_hardirqs_off_caller+0xbb/0x310 [ 378.885904] ? trace_hardirqs_on_caller+0xc0/0x310 [ 378.890827] ? syscall_return_slowpath+0x5e0/0x5e0 [ 378.895751] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.900587] ? trace_hardirqs_on_caller+0x310/0x310 [ 378.905614] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 378.911067] ? prepare_exit_to_usermode+0x291/0x3b0 [ 378.916080] ? page_fault+0x8/0x30 [ 378.919616] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.924452] ? page_fault+0x8/0x30 [ 378.927990] page_fault+0x1e/0x30 [ 378.931449] RIP: 0033:0x45ddf3 [ 378.934646] Code: Bad RIP value. [ 378.938115] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 378.943469] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 378.950730] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 378.957995] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 378.965255] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 378.972515] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 378.979797] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 378.979802] warn_alloc_show_mem: 1 callbacks suppressed [ 378.979808] Mem-Info: [ 378.986640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 378.992015] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 378.992015] active_file:13 inactive_file:12 isolated_file:0 [ 378.992015] unevictable:0 dirty:0 writeback:0 unstable:0 [ 378.992015] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 378.992015] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 378.992015] free:13770 free_pcp:132 free_cma:0 [ 378.994396] Call Trace: [ 379.003769] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 379.036779] [ 379.039347] 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 [ 379.067194] dump_stack+0x244/0x39d [ 379.069320] lowmem_reserve[]: 0 2818 6321 6321 [ 379.095423] ? dump_stack_print_info.cold.1+0x20/0x20 [ 379.099014] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 379.103597] warn_alloc.cold.116+0xb7/0x1bd [ 379.108760] lowmem_reserve[]: 0 0 3503 3503 [ 379.136086] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 379.140392] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 379.144703] ? lock_downgrade+0x900/0x900 [ 379.149514] lowmem_reserve[]: 0 0 0 0 [ 379.178566] ? trace_hardirqs_off+0xb8/0x310 [ 379.182687] 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 [ 379.186482] ? trace_hardirqs_off+0xb8/0x310 [ 379.190858] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 379.204476] __alloc_pages_slowpath+0x26e8/0x2e10 [ 379.208850] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 379.224120] ? warn_alloc+0x120/0x120 [ 379.228916] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 379.244200] ? print_usage_bug+0xc0/0xc0 [ 379.247980] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 379.256800] ? warn_alloc+0x120/0x120 [ 379.260831] 2701 total pagecache pages [ 379.269392] ? warn_alloc+0x120/0x120 [ 379.273178] 0 pages in swap cache [ 379.277056] ? print_usage_bug+0xc0/0xc0 [ 379.280827] Swap cache stats: add 0, delete 0, find 0/0 [ 379.284264] ? kvm_clock_read+0x18/0x30 [ 379.288295] Free swap = 0kB [ 379.293659] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 379.297604] Total swap = 0kB [ 379.297611] 1965979 pages RAM [ 379.300613] ? print_usage_bug+0xc0/0xc0 [ 379.305596] 0 pages HighMem/MovableOnly [ 379.308599] ? __lock_acquire+0x62f/0x4c20 [ 379.311682] 342853 pages reserved [ 379.311689] 0 pages cma reserved [ 379.315745] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 379.319756] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 379.323912] ? should_fail+0x22d/0xd01 [ 379.327436] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 379.330709] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 379.336218] syz-fuzzer cpuset=/ mems_allowed=0 [ 379.342698] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 379.371661] ? __lock_acquire+0x62f/0x4c20 [ 379.375900] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 379.380992] ? __lock_acquire+0x62f/0x4c20 [ 379.385217] ? should_fail+0x22d/0xd01 [ 379.389096] ? rcu_irq_exit+0x1a2/0x390 [ 379.393072] ? mark_held_locks+0x130/0x130 [ 379.397395] ? mark_held_locks+0x130/0x130 [ 379.401630] ? mark_held_locks+0xc7/0x130 [ 379.405777] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 379.410786] ? zap_class+0x640/0x640 [ 379.414502] ? print_usage_bug+0xc0/0xc0 [ 379.418564] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.424095] ? check_preemption_disabled+0x48/0x280 [ 379.429113] ? __lock_is_held+0xb5/0x140 [ 379.433188] __alloc_pages_nodemask+0xa80/0xde0 [ 379.437852] ? zap_class+0x640/0x640 [ 379.441573] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 379.446590] ? find_held_lock+0x36/0x1c0 [ 379.450651] ? ____cache_alloc_node+0x1c7/0x1e0 [ 379.455323] ? lock_downgrade+0x900/0x900 [ 379.459470] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.465003] cache_grow_begin+0xa5/0x8c0 [ 379.469074] ? do_raw_spin_unlock+0xa7/0x330 [ 379.473481] fallback_alloc+0x204/0x2e0 [ 379.477449] ____cache_alloc_node+0x1c7/0x1e0 [ 379.482035] kmem_cache_alloc_node+0xe3/0x730 [ 379.486522] ? ipv6_get_ifaddr+0x42e/0x620 [ 379.490759] __alloc_skb+0x119/0x770 [ 379.494468] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 379.499740] ? netdev_alloc_frag+0x1f0/0x1f0 [ 379.504161] ? lock_downgrade+0x900/0x900 [ 379.508328] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.513860] ? refcount_sub_and_test_checked+0x203/0x310 [ 379.519326] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 379.524771] ? addrconf_rs_timer+0x690/0x690 [ 379.529208] ndisc_alloc_skb+0x144/0x340 [ 379.533279] ndisc_send_rs+0x331/0x6e0 [ 379.537179] addrconf_rs_timer+0x314/0x690 [ 379.541415] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.545652] call_timer_fn+0x272/0x920 [ 379.549533] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.553761] ? process_timeout+0x40/0x40 [ 379.557821] ? mark_held_locks+0xc7/0x130 [ 379.561976] ? _raw_spin_unlock_irq+0x27/0x80 [ 379.566468] ? _raw_spin_unlock_irq+0x27/0x80 [ 379.570956] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.575302] ? lockdep_hardirqs_on+0x296/0x5b0 [ 379.579884] ? trace_hardirqs_on+0xbd/0x310 [ 379.584206] ? kasan_check_read+0x11/0x20 [ 379.588358] ? __run_timers+0x7da/0xc70 [ 379.592340] ? trace_hardirqs_off_caller+0x310/0x310 [ 379.597452] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.601684] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.605909] __run_timers+0x7e5/0xc70 [ 379.609708] ? timer_fixup_init+0x70/0x70 [ 379.613863] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 379.618874] ? zap_class+0x640/0x640 [ 379.622581] ? print_usage_bug+0xc0/0xc0 [ 379.626636] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 379.631844] ? find_held_lock+0x36/0x1c0 [ 379.635901] ? zap_class+0x640/0x640 [ 379.639612] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.645154] ? check_preemption_disabled+0x48/0x280 [ 379.650176] ? __lock_is_held+0xb5/0x140 [ 379.654235] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.659765] ? check_preemption_disabled+0x48/0x280 [ 379.664776] run_timer_softirq+0x52/0xb0 [ 379.668828] ? rcu_read_lock_sched_held+0x14f/0x180 [ 379.673853] __do_softirq+0x308/0xb7e [ 379.677670] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 379.682191] ? lock_downgrade+0x900/0x900 [ 379.686338] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 379.691442] ? pvclock_read_flags+0x160/0x160 [ 379.695940] ? lapic_next_event+0x5a/0x90 [ 379.700077] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.705607] ? kvm_clock_read+0x18/0x30 [ 379.709573] ? kvm_sched_clock_read+0x9/0x20 [ 379.713974] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 379.719504] ? check_preemption_disabled+0x48/0x280 [ 379.724526] irq_exit+0x17f/0x1c0 [ 379.728091] smp_apic_timer_interrupt+0x1cb/0x760 [ 379.732936] ? smp_reschedule_interrupt+0x109/0x650 [ 379.737948] ? smp_call_function_single_interrupt+0x650/0x650 [ 379.743827] ? interrupt_entry+0xb5/0xc0 [ 379.747883] ? trace_hardirqs_off_caller+0xbb/0x310 [ 379.752893] ? trace_hardirqs_off_caller+0xbb/0x310 [ 379.757912] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 379.762745] ? trace_hardirqs_on_caller+0x310/0x310 [ 379.767753] ? trace_hardirqs_on_caller+0x310/0x310 [ 379.772879] ? task_prio+0x50/0x50 [ 379.776522] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.782066] ? check_preemption_disabled+0x48/0x280 [ 379.787080] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 379.791922] apic_timer_interrupt+0xf/0x20 [ 379.796145] [ 379.798376] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 379.803387] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 379.822279] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 379.829980] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 379.837243] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 379.844592] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 379.851869] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 379.859230] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 379.866606] rcu_read_lock_held+0xa9/0xc0 [ 379.870747] list_lru_count_one+0x31a/0x450 [ 379.875087] ? list_lru_isolate_move+0x3c0/0x3c0 [ 379.879844] ? shmem_free_inode+0xd0/0xd0 [ 379.883995] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 379.889524] ? ubifs_shrink_count+0xc4/0x100 [ 379.893936] super_cache_count+0x153/0x2e0 [ 379.898200] do_shrink_slab+0x1b1/0xd30 [ 379.902175] ? lock_acquire+0x1ed/0x520 [ 379.906155] ? snapshot_refaults+0x290/0x290 [ 379.910559] ? lock_release+0xa00/0xa00 [ 379.914532] ? perf_trace_sched_process_exec+0x860/0x860 [ 379.919996] ? down_read_trylock+0xda/0x140 [ 379.924310] ? shrink_slab+0x207/0x8c0 [ 379.928199] ? downgrade_write+0x270/0x270 [ 379.932437] shrink_slab+0x389/0x8c0 [ 379.936145] ? shrink_active_list+0x1f00/0x1f00 [ 379.940814] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 379.946439] ? trace_hardirqs_on+0xbd/0x310 [ 379.950750] ? vmpressure+0x271/0x340 [ 379.954550] ? trace_hardirqs_off_caller+0x310/0x310 [ 379.959653] ? cgroup_procs_write_finish+0xf0/0xf0 [ 379.964587] shrink_node+0x431/0x16b0 [ 379.968404] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 379.973706] ? shrink_node_memcg+0x18f0/0x18f0 [ 379.978281] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 379.982861] ? trace_hardirqs_on+0xbd/0x310 [ 379.987206] ? vmpressure+0x271/0x340 [ 379.991000] ? do_raw_spin_unlock+0xa7/0x330 [ 379.995399] ? do_raw_spin_trylock+0x270/0x270 [ 379.999981] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 380.005511] ? __cpuset_node_allowed+0x19b/0x660 [ 380.010262] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 380.015964] ? vmpressure+0x1a2/0x340 [ 380.019762] do_try_to_free_pages+0x3e7/0x1290 [ 380.024349] ? shrink_node+0x16b0/0x16b0 [ 380.028407] ? __lock_is_held+0xb5/0x140 [ 380.032473] try_to_free_pages+0x4d0/0xb90 [ 380.036708] ? do_try_to_free_pages+0x1290/0x1290 [ 380.041553] ? lock_acquire+0x1ed/0x520 [ 380.045518] ? set_page_refcounted+0x280/0x280 [ 380.050096] ? lock_release+0xa00/0xa00 [ 380.054077] ? _raw_spin_unlock_irq+0x60/0x80 [ 380.058573] ? psi_memstall_enter+0x240/0x2b0 [ 380.063060] ? psi_memstall_tick+0x230/0x230 [ 380.067462] ? trace_hardirqs_off+0xb8/0x310 [ 380.071872] __alloc_pages_slowpath+0xa14/0x2e10 [ 380.077175] ? warn_alloc+0x120/0x120 [ 380.080981] ? mark_held_locks+0x130/0x130 [ 380.085328] ? warn_alloc+0x120/0x120 [ 380.089137] ? print_usage_bug+0xc0/0xc0 [ 380.093196] ? print_usage_bug+0xc0/0xc0 [ 380.097275] ? print_usage_bug+0xc0/0xc0 [ 380.101347] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.106879] ? should_fail+0x22d/0xd01 [ 380.110753] ? zap_class+0x640/0x640 [ 380.114463] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 380.119562] ? zap_class+0x640/0x640 [ 380.123272] ? zap_class+0x640/0x640 [ 380.126996] ? __lock_is_held+0xb5/0x140 [ 380.131057] ? zap_class+0x640/0x640 [ 380.134766] ? lock_release+0xa00/0xa00 [ 380.138746] ? perf_trace_sched_process_exec+0x860/0x860 [ 380.144188] ? check_preemption_disabled+0x48/0x280 [ 380.149207] ? __might_sleep+0x95/0x190 [ 380.153180] __alloc_pages_nodemask+0xa80/0xde0 [ 380.157840] ? zap_class+0x640/0x640 [ 380.161553] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 380.166657] ? mark_held_locks+0xc7/0x130 [ 380.170812] ? cache_grow_begin+0x65/0x8c0 [ 380.175135] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 380.179805] ? trace_hardirqs_on+0xbd/0x310 [ 380.184231] ? fallback_alloc+0x204/0x2e0 [ 380.188369] ? trace_hardirqs_off_caller+0x310/0x310 [ 380.193468] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 380.199002] cache_grow_begin+0xa5/0x8c0 [ 380.203055] ? do_raw_spin_unlock+0xa7/0x330 [ 380.207569] fallback_alloc+0x204/0x2e0 [ 380.211542] ____cache_alloc_node+0x1c7/0x1e0 [ 380.216039] kmem_cache_alloc_trace+0x214/0x750 [ 380.220710] do_syslog+0xb9b/0x1690 [ 380.224347] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 380.229466] ? finish_wait+0x430/0x430 [ 380.233354] ? aa_path_link+0x5e0/0x5e0 [ 380.237328] kmsg_read+0x8f/0xc0 [ 380.240688] ? kmsg_poll+0xb0/0xb0 [ 380.244224] proc_reg_read+0x2a3/0x3d0 [ 380.248122] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 380.253058] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 380.257637] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.263172] ? fsnotify+0x4e5/0xf20 [ 380.266821] __vfs_read+0x117/0x9b0 [ 380.270442] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 380.275365] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 380.280292] ? vfs_copy_file_range+0xb90/0xb90 [ 380.284865] ? fsnotify+0xf20/0xf20 [ 380.288500] ? fsnotify_first_mark+0x350/0x350 [ 380.293112] ? security_file_permission+0x1c2/0x220 [ 380.298159] ? rw_verify_area+0x118/0x360 [ 380.302322] vfs_read+0x17f/0x3c0 [ 380.305771] ksys_read+0x101/0x260 [ 380.309306] ? kernel_write+0x120/0x120 [ 380.313278] ? trace_hardirqs_off_caller+0x310/0x310 [ 380.318382] __x64_sys_read+0x73/0xb0 [ 380.322201] do_syscall_64+0x1b9/0x820 [ 380.326085] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 380.331470] ? syscall_return_slowpath+0x5e0/0x5e0 [ 380.336390] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 380.341230] ? trace_hardirqs_on_caller+0x310/0x310 [ 380.346248] ? prepare_exit_to_usermode+0x291/0x3b0 [ 380.351266] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 380.356127] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 380.361311] RIP: 0033:0x7f126a43d1fd [ 380.365043] Code: Bad RIP value. [ 380.368398] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 380.376114] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 380.383460] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 380.390718] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 380.397982] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 380.405247] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 380.412535] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 380.412615] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 380.419562] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 380.419567] Call Trace: [ 380.419572] [ 380.419593] dump_stack+0x244/0x39d [ 380.419611] ? dump_stack_print_info.cold.1+0x20/0x20 [ 380.426178] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 380.435461] warn_alloc.cold.116+0xb7/0x1bd [ 380.438011] rsyslogd cpuset=/ mems_allowed=0 [ 380.440153] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 380.472702] ? lock_downgrade+0x900/0x900 [ 380.476856] ? trace_hardirqs_off+0xb8/0x310 [ 380.481268] ? trace_hardirqs_off+0xb8/0x310 [ 380.485679] __alloc_pages_slowpath+0x26e8/0x2e10 [ 380.490548] ? warn_alloc+0x120/0x120 [ 380.494347] ? print_usage_bug+0xc0/0xc0 [ 380.498404] ? warn_alloc+0x120/0x120 [ 380.502210] ? warn_alloc+0x120/0x120 [ 380.506010] ? print_usage_bug+0xc0/0xc0 [ 380.510160] ? kvm_clock_read+0x18/0x30 [ 380.514131] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 380.519161] ? print_usage_bug+0xc0/0xc0 [ 380.523219] ? __lock_acquire+0x62f/0x4c20 [ 380.527456] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.533010] ? should_fail+0x22d/0xd01 [ 380.537000] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 380.542273] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 380.547370] ? __lock_acquire+0x62f/0x4c20 [ 380.551608] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 380.556705] ? __lock_acquire+0x62f/0x4c20 [ 380.560932] ? should_fail+0x22d/0xd01 [ 380.564807] ? rcu_irq_exit+0x1a2/0x390 [ 380.568779] ? mark_held_locks+0x130/0x130 [ 380.573016] ? mark_held_locks+0x130/0x130 [ 380.577248] ? mark_held_locks+0xc7/0x130 [ 380.581417] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 380.586552] ? zap_class+0x640/0x640 [ 380.590266] ? print_usage_bug+0xc0/0xc0 [ 380.594325] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.599861] ? check_preemption_disabled+0x48/0x280 [ 380.604874] ? __lock_is_held+0xb5/0x140 [ 380.608932] __alloc_pages_nodemask+0xa80/0xde0 [ 380.613715] ? zap_class+0x640/0x640 [ 380.617428] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 380.622659] ? find_held_lock+0x36/0x1c0 [ 380.626737] ? ____cache_alloc_node+0x1c7/0x1e0 [ 380.631403] ? lock_downgrade+0x900/0x900 [ 380.635552] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.641098] cache_grow_begin+0xa5/0x8c0 [ 380.645152] ? do_raw_spin_unlock+0xa7/0x330 [ 380.649560] fallback_alloc+0x204/0x2e0 [ 380.653551] ____cache_alloc_node+0x1c7/0x1e0 [ 380.658049] kmem_cache_alloc_node+0xe3/0x730 [ 380.662545] ? ipv6_get_ifaddr+0x42e/0x620 [ 380.666874] __alloc_skb+0x119/0x770 [ 380.670681] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 380.675953] ? netdev_alloc_frag+0x1f0/0x1f0 [ 380.680364] ? lock_downgrade+0x900/0x900 [ 380.684520] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.690049] ? refcount_sub_and_test_checked+0x203/0x310 [ 380.695523] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 380.701055] ? addrconf_rs_timer+0x690/0x690 [ 380.705476] ndisc_alloc_skb+0x144/0x340 [ 380.709547] ndisc_send_rs+0x331/0x6e0 [ 380.713441] addrconf_rs_timer+0x314/0x690 [ 380.717680] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.721916] call_timer_fn+0x272/0x920 [ 380.725814] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.730046] ? process_timeout+0x40/0x40 [ 380.734163] ? mark_held_locks+0xc7/0x130 [ 380.738311] ? _raw_spin_unlock_irq+0x27/0x80 [ 380.742801] ? _raw_spin_unlock_irq+0x27/0x80 [ 380.747399] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.751641] ? lockdep_hardirqs_on+0x296/0x5b0 [ 380.756235] ? trace_hardirqs_on+0xbd/0x310 [ 380.760555] ? kasan_check_read+0x11/0x20 [ 380.764786] ? __run_timers+0x7da/0xc70 [ 380.768752] ? trace_hardirqs_off_caller+0x310/0x310 [ 380.773846] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.778082] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.782312] __run_timers+0x7e5/0xc70 [ 380.786204] ? timer_fixup_init+0x70/0x70 [ 380.790350] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 380.795364] ? zap_class+0x640/0x640 [ 380.799094] ? print_usage_bug+0xc0/0xc0 [ 380.803154] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 380.808346] ? find_held_lock+0x36/0x1c0 [ 380.812414] ? zap_class+0x640/0x640 [ 380.816126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.821657] ? check_preemption_disabled+0x48/0x280 [ 380.826673] ? __lock_is_held+0xb5/0x140 [ 380.830728] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.836258] ? check_preemption_disabled+0x48/0x280 [ 380.841284] run_timer_softirq+0x52/0xb0 [ 380.845339] ? rcu_read_lock_sched_held+0x14f/0x180 [ 380.850474] __do_softirq+0x308/0xb7e [ 380.854275] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 380.858764] ? lock_downgrade+0x900/0x900 [ 380.862910] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 380.868014] ? pvclock_read_flags+0x160/0x160 [ 380.872505] ? lapic_next_event+0x5a/0x90 [ 380.876649] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.882188] ? kvm_clock_read+0x18/0x30 [ 380.886177] ? kvm_sched_clock_read+0x9/0x20 [ 380.890581] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.896113] ? check_preemption_disabled+0x48/0x280 [ 380.901131] irq_exit+0x17f/0x1c0 [ 380.904592] smp_apic_timer_interrupt+0x1cb/0x760 [ 380.909428] ? smp_reschedule_interrupt+0x109/0x650 [ 380.914454] ? smp_call_function_single_interrupt+0x650/0x650 [ 380.920352] ? interrupt_entry+0xb5/0xc0 [ 380.924411] ? trace_hardirqs_off_caller+0xbb/0x310 [ 380.929425] ? trace_hardirqs_off_caller+0xbb/0x310 [ 380.934437] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 380.939272] ? trace_hardirqs_on_caller+0x310/0x310 [ 380.944283] ? trace_hardirqs_on_caller+0x310/0x310 [ 380.949296] ? task_prio+0x50/0x50 [ 380.952835] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.958373] ? check_preemption_disabled+0x48/0x280 [ 380.963390] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 380.968233] apic_timer_interrupt+0xf/0x20 [ 380.972456] [ 380.974698] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 380.979713] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 380.998633] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 381.006332] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 381.013599] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 381.020860] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 381.028134] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 381.035405] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 381.042680] ? list_lru_count_one+0x1c4/0x450 [ 381.047175] list_lru_count_one+0x2fb/0x450 [ 381.051489] ? list_lru_isolate_move+0x3c0/0x3c0 [ 381.056243] ? deferred_split_count+0x65/0x170 [ 381.060816] ? shrink_huge_zero_page_count+0xc8/0x100 [ 381.066007] super_cache_count+0x153/0x2e0 [ 381.070246] do_shrink_slab+0x1b1/0xd30 [ 381.074220] ? lock_acquire+0x1ed/0x520 [ 381.078198] ? snapshot_refaults+0x290/0x290 [ 381.082604] ? lock_release+0xa00/0xa00 [ 381.086585] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 381.091520] ? down_read_trylock+0xda/0x140 [ 381.095833] ? shrink_slab+0x207/0x8c0 [ 381.099713] ? downgrade_write+0x270/0x270 [ 381.103952] shrink_slab+0x389/0x8c0 [ 381.107662] ? shrink_active_list+0x1f00/0x1f00 [ 381.112333] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 381.117954] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 381.123063] ? cgroup_procs_write_finish+0xf0/0xf0 [ 381.127996] ? find_held_lock+0x36/0x1c0 [ 381.132066] shrink_node+0x431/0x16b0 [ 381.135861] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 381.141172] ? shrink_node_memcg+0x18f0/0x18f0 [ 381.146027] ? kvm_clock_read+0x18/0x30 [ 381.150005] ? ktime_get+0x2c1/0x400 [ 381.153722] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 381.158215] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 381.163751] ? __cpuset_node_allowed+0x19b/0x660 [ 381.168508] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 381.174211] ? delayacct_end+0x5a/0x100 [ 381.178199] do_try_to_free_pages+0x3e7/0x1290 [ 381.182771] ? zap_class+0x640/0x640 [ 381.186492] ? shrink_node+0x16b0/0x16b0 [ 381.190551] ? __lock_is_held+0xb5/0x140 [ 381.194614] try_to_free_pages+0x4d0/0xb90 [ 381.198845] ? do_try_to_free_pages+0x1290/0x1290 [ 381.203692] ? lock_acquire+0x1ed/0x520 [ 381.207661] ? set_page_refcounted+0x280/0x280 [ 381.212258] ? lock_release+0xa00/0xa00 [ 381.216249] ? _raw_spin_unlock_irq+0x60/0x80 [ 381.220739] ? psi_memstall_enter+0x240/0x2b0 [ 381.225237] ? psi_memstall_tick+0x230/0x230 [ 381.229648] __alloc_pages_slowpath+0xa14/0x2e10 [ 381.234433] ? warn_alloc+0x120/0x120 [ 381.238225] ? mark_held_locks+0x130/0x130 [ 381.242972] ? find_get_entry+0xaae/0x1120 [ 381.247212] ? filemap_map_pages+0x1a20/0x1a20 [ 381.251790] ? zap_class+0x640/0x640 [ 381.255503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.261046] ? check_preemption_disabled+0x48/0x280 [ 381.266057] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.271582] ? should_fail+0x22d/0xd01 [ 381.275478] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 381.280572] ? zap_class+0x640/0x640 [ 381.284307] ? __lock_is_held+0xb5/0x140 [ 381.288369] ? mark_held_locks+0x130/0x130 [ 381.292598] ? lock_release+0xa00/0xa00 [ 381.296571] ? perf_trace_sched_process_exec+0x860/0x860 [ 381.302018] ? xa_load+0x2ba/0x460 [ 381.305564] ? lock_downgrade+0x900/0x900 [ 381.309713] ? __might_sleep+0x95/0x190 [ 381.313687] __alloc_pages_nodemask+0xa80/0xde0 [ 381.318377] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 381.323390] ? __page_cache_alloc+0x191/0x5c0 [ 381.327877] ? xa_load+0x2e1/0x460 [ 381.331413] ? xa_clear_mark+0x40/0x40 [ 381.335296] ? zap_class+0x640/0x640 [ 381.339016] ? zap_class+0x640/0x640 [ 381.342726] ? zap_class+0x640/0x640 [ 381.346435] ? __do_page_cache_readahead+0x663/0x810 [ 381.351541] ? find_held_lock+0x36/0x1c0 [ 381.355604] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 381.361139] alloc_pages_current+0x173/0x350 [ 381.365556] __page_cache_alloc+0x38c/0x5c0 [ 381.369870] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 381.374793] ? kasan_check_read+0x11/0x20 [ 381.378933] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 381.384208] ? generic_perform_write+0x6a0/0x6a0 [ 381.388959] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.394493] ? check_preemption_disabled+0x48/0x280 [ 381.399510] filemap_fault+0x1595/0x25f0 [ 381.403581] ? __lock_page_or_retry+0xa00/0xa00 [ 381.408245] ? mark_held_locks+0x130/0x130 [ 381.412481] ? filemap_map_pages+0xd6b/0x1a20 [ 381.416970] ? lock_downgrade+0x900/0x900 [ 381.421110] ? check_preemption_disabled+0x48/0x280 [ 381.426122] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 381.431049] ? kasan_check_read+0x11/0x20 [ 381.435216] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 381.440485] ? rcu_softirq_qs+0x20/0x20 [ 381.444489] ? filemap_map_pages+0xd92/0x1a20 [ 381.448993] ? find_get_entries_tag+0x1400/0x1400 [ 381.453839] ? debug_object_destroy+0x2b0/0x2b0 [ 381.458505] ? lock_pi_update_atomic+0x150/0x150 [ 381.463258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.468801] ? lock_acquire+0x1ed/0x520 [ 381.472773] ? ext4_filemap_fault+0x7a/0xad [ 381.477109] ? lock_release+0xa00/0xa00 [ 381.481074] ? perf_trace_sched_process_exec+0x860/0x860 [ 381.486540] ? print_usage_bug+0xc0/0xc0 [ 381.490602] ? print_usage_bug+0xc0/0xc0 [ 381.494669] ? down_read+0x8d/0x120 [ 381.498288] ? ext4_filemap_fault+0x7a/0xad [ 381.502603] ? __down_interruptible+0x700/0x700 [ 381.507278] ext4_filemap_fault+0x82/0xad [ 381.511440] __do_fault+0x100/0x6b0 [ 381.515079] ? pmd_devmap_trans_unstable+0x220/0x220 [ 381.520196] ? mark_held_locks+0x130/0x130 [ 381.524452] ? mark_held_locks+0x130/0x130 [ 381.528693] ? __might_fault+0x12b/0x1e0 [ 381.532747] ? lock_downgrade+0x900/0x900 [ 381.536893] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.542428] __handle_mm_fault+0x3ea0/0x5be0 [ 381.546855] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 381.551716] ? _copy_to_user+0xc8/0x110 [ 381.555702] ? zap_class+0x640/0x640 [ 381.559406] ? zap_class+0x640/0x640 [ 381.563111] ? __x64_sys_futex+0x53e/0x6a0 [ 381.567344] ? find_held_lock+0x36/0x1c0 [ 381.571409] ? handle_mm_fault+0x42a/0xc70 [ 381.575637] ? lock_downgrade+0x900/0x900 [ 381.579775] ? check_preemption_disabled+0x48/0x280 [ 381.584786] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 381.589730] ? kasan_check_read+0x11/0x20 [ 381.593873] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 381.599154] ? rcu_softirq_qs+0x20/0x20 [ 381.603141] ? trace_hardirqs_off_caller+0x310/0x310 [ 381.608255] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.613791] ? check_preemption_disabled+0x48/0x280 [ 381.618840] handle_mm_fault+0x54f/0xc70 [ 381.622893] ? __handle_mm_fault+0x5be0/0x5be0 [ 381.627469] ? find_vma+0x34/0x190 [ 381.631006] __do_page_fault+0x5e8/0xe60 [ 381.635069] ? trace_hardirqs_off+0xb8/0x310 [ 381.639476] do_page_fault+0xf2/0x7e0 [ 381.643290] ? vmalloc_sync_all+0x30/0x30 [ 381.647451] ? error_entry+0x70/0xd0 [ 381.651160] ? trace_hardirqs_off_caller+0xbb/0x310 [ 381.656170] ? trace_hardirqs_on_caller+0xc0/0x310 [ 381.661095] ? syscall_return_slowpath+0x5e0/0x5e0 [ 381.666025] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 381.670862] ? trace_hardirqs_on_caller+0x310/0x310 [ 381.675873] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 381.681324] ? prepare_exit_to_usermode+0x291/0x3b0 [ 381.686433] ? page_fault+0x8/0x30 [ 381.689969] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 381.694808] ? page_fault+0x8/0x30 [ 381.698343] page_fault+0x1e/0x30 [ 381.701788] RIP: 0033:0x45ddf3 [ 381.704980] Code: Bad RIP value. [ 381.708335] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 381.713684] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 381.720940] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 381.728217] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 381.735495] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 381.742777] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 381.750061] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 381.750066] warn_alloc_show_mem: 1 callbacks suppressed [ 381.750072] Mem-Info: [ 381.756900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 381.762270] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 381.762270] active_file:13 inactive_file:12 isolated_file:0 [ 381.762270] unevictable:0 dirty:0 writeback:0 unstable:0 [ 381.762270] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 381.762270] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 381.762270] free:13770 free_pcp:132 free_cma:0 [ 381.764647] Call Trace: [ 381.774019] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 381.807034] [ 381.809594] 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 [ 381.837635] dump_stack+0x244/0x39d [ 381.839754] lowmem_reserve[]: 0 2818 6321 6321 [ 381.865881] ? dump_stack_print_info.cold.1+0x20/0x20 [ 381.869479] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 381.874058] warn_alloc.cold.116+0xb7/0x1bd [ 381.879208] lowmem_reserve[]: 0 0 3503 3503 [ 381.906613] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 381.910900] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 381.915208] ? lock_downgrade+0x900/0x900 [ 381.920032] lowmem_reserve[]: 0 0 0 0 [ 381.949138] ? trace_hardirqs_off+0xb8/0x310 [ 381.953229] 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 [ 381.957043] ? trace_hardirqs_off+0xb8/0x310 [ 381.961416] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 381.974951] __alloc_pages_slowpath+0x26e8/0x2e10 [ 381.979411] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 381.994678] ? warn_alloc+0x120/0x120 [ 381.999482] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 382.014548] ? print_usage_bug+0xc0/0xc0 [ 382.018412] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 382.027225] ? warn_alloc+0x120/0x120 [ 382.031258] 2701 total pagecache pages [ 382.039814] ? warn_alloc+0x120/0x120 [ 382.043609] 0 pages in swap cache [ 382.047476] ? print_usage_bug+0xc0/0xc0 [ 382.051260] Swap cache stats: add 0, delete 0, find 0/0 [ 382.054700] ? kvm_clock_read+0x18/0x30 [ 382.058729] Free swap = 0kB [ 382.064076] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 382.068029] Total swap = 0kB [ 382.071034] ? print_usage_bug+0xc0/0xc0 [ 382.076334] 1965979 pages RAM [ 382.079350] ? __lock_acquire+0x62f/0x4c20 [ 382.083376] 0 pages HighMem/MovableOnly [ 382.086472] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.090756] 342853 pages reserved [ 382.090764] 0 pages cma reserved [ 382.094744] ? should_fail+0x22d/0xd01 [ 382.100320] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 382.103691] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 382.103708] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 382.107124] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 382.110920] ? __lock_acquire+0x62f/0x4c20 [ 382.117383] syz-fuzzer cpuset=/ mems_allowed=0 [ 382.122733] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 382.151886] ? __lock_acquire+0x62f/0x4c20 [ 382.156116] ? should_fail+0x22d/0xd01 [ 382.160004] ? rcu_irq_exit+0x1a2/0x390 [ 382.163989] ? mark_held_locks+0x130/0x130 [ 382.168223] ? mark_held_locks+0x130/0x130 [ 382.172454] ? mark_held_locks+0xc7/0x130 [ 382.176605] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 382.181738] ? zap_class+0x640/0x640 [ 382.185443] ? print_usage_bug+0xc0/0xc0 [ 382.189523] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.195058] ? check_preemption_disabled+0x48/0x280 [ 382.200161] ? __lock_is_held+0xb5/0x140 [ 382.204219] __alloc_pages_nodemask+0xa80/0xde0 [ 382.208888] ? zap_class+0x640/0x640 [ 382.212626] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 382.217676] ? find_held_lock+0x36/0x1c0 [ 382.221823] ? ____cache_alloc_node+0x1c7/0x1e0 [ 382.226485] ? lock_downgrade+0x900/0x900 [ 382.230645] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.236183] cache_grow_begin+0xa5/0x8c0 [ 382.240240] ? do_raw_spin_unlock+0xa7/0x330 [ 382.244643] fallback_alloc+0x204/0x2e0 [ 382.248616] ____cache_alloc_node+0x1c7/0x1e0 [ 382.253198] kmem_cache_alloc_node+0xe3/0x730 [ 382.257698] ? ipv6_get_ifaddr+0x42e/0x620 [ 382.261953] __alloc_skb+0x119/0x770 [ 382.265668] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 382.270941] ? netdev_alloc_frag+0x1f0/0x1f0 [ 382.275346] ? lock_downgrade+0x900/0x900 [ 382.279540] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.285075] ? refcount_sub_and_test_checked+0x203/0x310 [ 382.290524] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 382.296053] ? addrconf_rs_timer+0x690/0x690 [ 382.300465] ndisc_alloc_skb+0x144/0x340 [ 382.304530] ndisc_send_rs+0x331/0x6e0 [ 382.308419] addrconf_rs_timer+0x314/0x690 [ 382.312673] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.316913] call_timer_fn+0x272/0x920 [ 382.320796] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.325029] ? process_timeout+0x40/0x40 [ 382.329094] ? mark_held_locks+0xc7/0x130 [ 382.333237] ? _raw_spin_unlock_irq+0x27/0x80 [ 382.337765] ? _raw_spin_unlock_irq+0x27/0x80 [ 382.342253] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.346487] ? lockdep_hardirqs_on+0x296/0x5b0 [ 382.351068] ? trace_hardirqs_on+0xbd/0x310 [ 382.355380] ? kasan_check_read+0x11/0x20 [ 382.359526] ? __run_timers+0x7da/0xc70 [ 382.363495] ? trace_hardirqs_off_caller+0x310/0x310 [ 382.368623] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.372852] __run_timers+0x7e5/0xc70 [ 382.376697] ? timer_fixup_init+0x70/0x70 [ 382.380839] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 382.385847] ? zap_class+0x640/0x640 [ 382.389558] ? print_usage_bug+0xc0/0xc0 [ 382.393613] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 382.398805] ? find_held_lock+0x36/0x1c0 [ 382.402867] ? zap_class+0x640/0x640 [ 382.406604] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.412138] ? check_preemption_disabled+0x48/0x280 [ 382.417158] ? __lock_is_held+0xb5/0x140 [ 382.421213] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.426762] ? check_preemption_disabled+0x48/0x280 [ 382.431777] run_timer_softirq+0x52/0xb0 [ 382.435867] ? rcu_read_lock_sched_held+0x14f/0x180 [ 382.440875] __do_softirq+0x308/0xb7e [ 382.444673] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 382.449176] ? lock_downgrade+0x900/0x900 [ 382.453321] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 382.458439] ? pvclock_read_flags+0x160/0x160 [ 382.462932] ? lapic_next_event+0x5a/0x90 [ 382.467093] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.472635] ? kvm_clock_read+0x18/0x30 [ 382.476602] ? kvm_sched_clock_read+0x9/0x20 [ 382.481004] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.486543] ? check_preemption_disabled+0x48/0x280 [ 382.491561] irq_exit+0x17f/0x1c0 [ 382.495027] smp_apic_timer_interrupt+0x1cb/0x760 [ 382.499864] ? smp_reschedule_interrupt+0x109/0x650 [ 382.504873] ? smp_call_function_single_interrupt+0x650/0x650 [ 382.510761] ? interrupt_entry+0xb5/0xc0 [ 382.514831] ? trace_hardirqs_off_caller+0xbb/0x310 [ 382.519852] ? trace_hardirqs_off_caller+0xbb/0x310 [ 382.524876] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 382.529711] ? trace_hardirqs_on_caller+0x310/0x310 [ 382.534877] ? trace_hardirqs_on_caller+0x310/0x310 [ 382.539899] ? task_prio+0x50/0x50 [ 382.543439] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.548986] ? check_preemption_disabled+0x48/0x280 [ 382.554003] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 382.558849] apic_timer_interrupt+0xf/0x20 [ 382.563070] [ 382.565304] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 382.570326] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 382.589307] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 382.597009] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 382.604372] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 382.611638] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 382.618901] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 382.626249] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 382.633540] rcu_read_lock_held+0xa9/0xc0 [ 382.637683] list_lru_count_one+0x31a/0x450 [ 382.642005] ? list_lru_isolate_move+0x3c0/0x3c0 [ 382.646756] ? shmem_free_inode+0xd0/0xd0 [ 382.650906] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.656438] ? ubifs_shrink_count+0xc4/0x100 [ 382.660849] super_cache_count+0x153/0x2e0 [ 382.665086] do_shrink_slab+0x1b1/0xd30 [ 382.669062] ? lock_acquire+0x1ed/0x520 [ 382.673034] ? snapshot_refaults+0x290/0x290 [ 382.677440] ? lock_release+0xa00/0xa00 [ 382.681426] ? perf_trace_sched_process_exec+0x860/0x860 [ 382.686882] ? down_read_trylock+0xda/0x140 [ 382.691195] ? shrink_slab+0x207/0x8c0 [ 382.695075] ? downgrade_write+0x270/0x270 [ 382.699312] shrink_slab+0x389/0x8c0 [ 382.703021] ? shrink_active_list+0x1f00/0x1f00 [ 382.707700] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 382.713318] ? trace_hardirqs_on+0xbd/0x310 [ 382.717632] ? vmpressure+0x271/0x340 [ 382.721430] ? trace_hardirqs_off_caller+0x310/0x310 [ 382.726533] ? cgroup_procs_write_finish+0xf0/0xf0 [ 382.731476] shrink_node+0x431/0x16b0 [ 382.735323] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 382.740617] ? shrink_node_memcg+0x18f0/0x18f0 [ 382.745190] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 382.749773] ? trace_hardirqs_on+0xbd/0x310 [ 382.754092] ? vmpressure+0x271/0x340 [ 382.757891] ? do_raw_spin_unlock+0xa7/0x330 [ 382.762292] ? do_raw_spin_trylock+0x270/0x270 [ 382.766875] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 382.772410] ? __cpuset_node_allowed+0x19b/0x660 [ 382.777177] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 382.782894] ? vmpressure+0x1a2/0x340 [ 382.786697] do_try_to_free_pages+0x3e7/0x1290 [ 382.791284] ? shrink_node+0x16b0/0x16b0 [ 382.795428] ? __lock_is_held+0xb5/0x140 [ 382.799494] try_to_free_pages+0x4d0/0xb90 [ 382.803744] ? do_try_to_free_pages+0x1290/0x1290 [ 382.808594] ? lock_acquire+0x1ed/0x520 [ 382.812561] ? set_page_refcounted+0x280/0x280 [ 382.817152] ? lock_release+0xa00/0xa00 [ 382.821127] ? _raw_spin_unlock_irq+0x60/0x80 [ 382.825617] ? psi_memstall_enter+0x240/0x2b0 [ 382.830106] ? psi_memstall_tick+0x230/0x230 [ 382.834516] ? trace_hardirqs_off+0xb8/0x310 [ 382.838925] __alloc_pages_slowpath+0xa14/0x2e10 [ 382.843714] ? warn_alloc+0x120/0x120 [ 382.847506] ? mark_held_locks+0x130/0x130 [ 382.851756] ? warn_alloc+0x120/0x120 [ 382.855561] ? print_usage_bug+0xc0/0xc0 [ 382.859618] ? print_usage_bug+0xc0/0xc0 [ 382.863689] ? print_usage_bug+0xc0/0xc0 [ 382.867755] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.873285] ? should_fail+0x22d/0xd01 [ 382.877252] ? zap_class+0x640/0x640 [ 382.880975] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 382.886084] ? zap_class+0x640/0x640 [ 382.889797] ? zap_class+0x640/0x640 [ 382.893519] ? __lock_is_held+0xb5/0x140 [ 382.897584] ? zap_class+0x640/0x640 [ 382.901293] ? lock_release+0xa00/0xa00 [ 382.905260] ? perf_trace_sched_process_exec+0x860/0x860 [ 382.910707] ? check_preemption_disabled+0x48/0x280 [ 382.915744] ? __might_sleep+0x95/0x190 [ 382.919714] __alloc_pages_nodemask+0xa80/0xde0 [ 382.924488] ? zap_class+0x640/0x640 [ 382.928203] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 382.933223] ? mark_held_locks+0xc7/0x130 [ 382.937367] ? cache_grow_begin+0x65/0x8c0 [ 382.941609] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 382.946191] ? trace_hardirqs_on+0xbd/0x310 [ 382.950510] ? fallback_alloc+0x204/0x2e0 [ 382.954656] ? trace_hardirqs_off_caller+0x310/0x310 [ 382.959760] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 382.965295] cache_grow_begin+0xa5/0x8c0 [ 382.969350] ? do_raw_spin_unlock+0xa7/0x330 [ 382.973765] fallback_alloc+0x204/0x2e0 [ 382.977738] ____cache_alloc_node+0x1c7/0x1e0 [ 382.982237] kmem_cache_alloc_trace+0x214/0x750 [ 382.987028] do_syslog+0xb9b/0x1690 [ 382.990669] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 382.995683] ? finish_wait+0x430/0x430 [ 382.999566] ? aa_path_link+0x5e0/0x5e0 [ 383.003541] kmsg_read+0x8f/0xc0 [ 383.006900] ? kmsg_poll+0xb0/0xb0 [ 383.010444] proc_reg_read+0x2a3/0x3d0 [ 383.014333] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 383.019449] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 383.024031] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.029560] ? fsnotify+0x4e5/0xf20 [ 383.033192] __vfs_read+0x117/0x9b0 [ 383.036815] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 383.041740] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 383.046687] ? vfs_copy_file_range+0xb90/0xb90 [ 383.051266] ? fsnotify+0xf20/0xf20 [ 383.054918] ? fsnotify_first_mark+0x350/0x350 [ 383.059534] ? security_file_permission+0x1c2/0x220 [ 383.064661] ? rw_verify_area+0x118/0x360 [ 383.068805] vfs_read+0x17f/0x3c0 [ 383.072257] ksys_read+0x101/0x260 [ 383.075796] ? kernel_write+0x120/0x120 [ 383.079770] ? trace_hardirqs_off_caller+0x310/0x310 [ 383.084871] __x64_sys_read+0x73/0xb0 [ 383.088670] do_syscall_64+0x1b9/0x820 [ 383.092556] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 383.097916] ? syscall_return_slowpath+0x5e0/0x5e0 [ 383.102857] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 383.107703] ? trace_hardirqs_on_caller+0x310/0x310 [ 383.112717] ? prepare_exit_to_usermode+0x291/0x3b0 [ 383.117740] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 383.122618] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 383.127802] RIP: 0033:0x7f126a43d1fd [ 383.131528] Code: Bad RIP value. [ 383.134883] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 383.142598] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 383.149869] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 383.157134] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 383.164395] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 383.171655] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 383.178967] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 383.179029] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 383.185999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 383.186004] Call Trace: [ 383.186010] [ 383.186026] dump_stack+0x244/0x39d [ 383.186044] ? dump_stack_print_info.cold.1+0x20/0x20 [ 383.192570] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 383.201883] warn_alloc.cold.116+0xb7/0x1bd [ 383.204450] rsyslogd cpuset=/ mems_allowed=0 [ 383.206588] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 383.238995] ? lock_downgrade+0x900/0x900 [ 383.243644] ? trace_hardirqs_off+0xb8/0x310 [ 383.248053] ? trace_hardirqs_off+0xb8/0x310 [ 383.252460] __alloc_pages_slowpath+0x26e8/0x2e10 [ 383.257316] ? warn_alloc+0x120/0x120 [ 383.261111] ? print_usage_bug+0xc0/0xc0 [ 383.265179] ? warn_alloc+0x120/0x120 [ 383.268977] ? warn_alloc+0x120/0x120 [ 383.272788] ? print_usage_bug+0xc0/0xc0 [ 383.276847] ? kvm_clock_read+0x18/0x30 [ 383.280825] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 383.285834] ? print_usage_bug+0xc0/0xc0 [ 383.289889] ? __lock_acquire+0x62f/0x4c20 [ 383.294126] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.299659] ? should_fail+0x22d/0xd01 [ 383.303537] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 383.308806] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 383.313901] ? __lock_acquire+0x62f/0x4c20 [ 383.318137] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 383.323234] ? __lock_acquire+0x62f/0x4c20 [ 383.327461] ? should_fail+0x22d/0xd01 [ 383.331345] ? rcu_irq_exit+0x1a2/0x390 [ 383.335324] ? mark_held_locks+0x130/0x130 [ 383.339554] ? mark_held_locks+0x130/0x130 [ 383.343783] ? mark_held_locks+0xc7/0x130 [ 383.347928] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 383.352939] ? zap_class+0x640/0x640 [ 383.356645] ? print_usage_bug+0xc0/0xc0 [ 383.360707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.366243] ? check_preemption_disabled+0x48/0x280 [ 383.371263] ? __lock_is_held+0xb5/0x140 [ 383.375324] __alloc_pages_nodemask+0xa80/0xde0 [ 383.379987] ? zap_class+0x640/0x640 [ 383.383696] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 383.388714] ? find_held_lock+0x36/0x1c0 [ 383.392779] ? ____cache_alloc_node+0x1c7/0x1e0 [ 383.397467] ? lock_downgrade+0x900/0x900 [ 383.401628] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.407165] cache_grow_begin+0xa5/0x8c0 [ 383.411225] ? do_raw_spin_unlock+0xa7/0x330 [ 383.415638] fallback_alloc+0x204/0x2e0 [ 383.419612] ____cache_alloc_node+0x1c7/0x1e0 [ 383.424110] kmem_cache_alloc_node+0xe3/0x730 [ 383.428602] ? ipv6_get_ifaddr+0x42e/0x620 [ 383.432838] __alloc_skb+0x119/0x770 [ 383.436547] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 383.441821] ? netdev_alloc_frag+0x1f0/0x1f0 [ 383.446235] ? lock_downgrade+0x900/0x900 [ 383.450375] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.455927] ? refcount_sub_and_test_checked+0x203/0x310 [ 383.461396] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 383.466849] ? addrconf_rs_timer+0x690/0x690 [ 383.471259] ndisc_alloc_skb+0x144/0x340 [ 383.475317] ndisc_send_rs+0x331/0x6e0 [ 383.479206] addrconf_rs_timer+0x314/0x690 [ 383.483450] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.487711] call_timer_fn+0x272/0x920 [ 383.491586] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.495822] ? process_timeout+0x40/0x40 [ 383.499902] ? mark_held_locks+0xc7/0x130 [ 383.504040] ? _raw_spin_unlock_irq+0x27/0x80 [ 383.508525] ? _raw_spin_unlock_irq+0x27/0x80 [ 383.513012] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.517242] ? lockdep_hardirqs_on+0x296/0x5b0 [ 383.521839] ? trace_hardirqs_on+0xbd/0x310 [ 383.526161] ? kasan_check_read+0x11/0x20 [ 383.530406] ? __run_timers+0x7da/0xc70 [ 383.534390] ? trace_hardirqs_off_caller+0x310/0x310 [ 383.539538] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.543767] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.547991] __run_timers+0x7e5/0xc70 [ 383.551795] ? timer_fixup_init+0x70/0x70 [ 383.555944] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 383.560957] ? zap_class+0x640/0x640 [ 383.564664] ? print_usage_bug+0xc0/0xc0 [ 383.568718] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 383.573912] ? find_held_lock+0x36/0x1c0 [ 383.577975] ? zap_class+0x640/0x640 [ 383.581688] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.587225] ? check_preemption_disabled+0x48/0x280 [ 383.592244] ? __lock_is_held+0xb5/0x140 [ 383.596297] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.601823] ? check_preemption_disabled+0x48/0x280 [ 383.606846] run_timer_softirq+0x52/0xb0 [ 383.610904] ? rcu_read_lock_sched_held+0x14f/0x180 [ 383.615942] __do_softirq+0x308/0xb7e [ 383.619738] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 383.624225] ? lock_downgrade+0x900/0x900 [ 383.628373] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 383.633498] ? pvclock_read_flags+0x160/0x160 [ 383.638088] ? lapic_next_event+0x5a/0x90 [ 383.642253] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.647792] ? kvm_clock_read+0x18/0x30 [ 383.651764] ? kvm_sched_clock_read+0x9/0x20 [ 383.656172] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.661706] ? check_preemption_disabled+0x48/0x280 [ 383.666740] irq_exit+0x17f/0x1c0 [ 383.670194] smp_apic_timer_interrupt+0x1cb/0x760 [ 383.675031] ? smp_reschedule_interrupt+0x109/0x650 [ 383.680054] ? smp_call_function_single_interrupt+0x650/0x650 [ 383.685936] ? interrupt_entry+0xb5/0xc0 [ 383.689993] ? trace_hardirqs_off_caller+0xbb/0x310 [ 383.695006] ? trace_hardirqs_off_caller+0xbb/0x310 [ 383.700107] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 383.704960] ? trace_hardirqs_on_caller+0x310/0x310 [ 383.709981] ? trace_hardirqs_on_caller+0x310/0x310 [ 383.714991] ? task_prio+0x50/0x50 [ 383.718526] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.724057] ? check_preemption_disabled+0x48/0x280 [ 383.729081] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 383.733968] apic_timer_interrupt+0xf/0x20 [ 383.738187] [ 383.740438] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 383.745463] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 383.764368] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 383.772114] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 383.779400] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 383.786775] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 383.794037] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 383.801300] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 383.808574] ? list_lru_count_one+0x1c4/0x450 [ 383.813073] list_lru_count_one+0x2fb/0x450 [ 383.817393] ? list_lru_isolate_move+0x3c0/0x3c0 [ 383.822307] ? deferred_split_count+0x65/0x170 [ 383.826891] ? shrink_huge_zero_page_count+0xc8/0x100 [ 383.832212] super_cache_count+0x153/0x2e0 [ 383.836447] do_shrink_slab+0x1b1/0xd30 [ 383.840423] ? lock_acquire+0x1ed/0x520 [ 383.844407] ? snapshot_refaults+0x290/0x290 [ 383.848813] ? lock_release+0xa00/0xa00 [ 383.852902] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 383.857837] ? down_read_trylock+0xda/0x140 [ 383.862151] ? shrink_slab+0x207/0x8c0 [ 383.866031] ? downgrade_write+0x270/0x270 [ 383.870265] shrink_slab+0x389/0x8c0 [ 383.873972] ? shrink_active_list+0x1f00/0x1f00 [ 383.878666] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 383.884287] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 383.889395] ? cgroup_procs_write_finish+0xf0/0xf0 [ 383.894340] ? find_held_lock+0x36/0x1c0 [ 383.898404] shrink_node+0x431/0x16b0 [ 383.902209] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 383.907512] ? shrink_node_memcg+0x18f0/0x18f0 [ 383.912181] ? kvm_clock_read+0x18/0x30 [ 383.916155] ? ktime_get+0x2c1/0x400 [ 383.919868] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 383.924368] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 383.929907] ? __cpuset_node_allowed+0x19b/0x660 [ 383.934677] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 383.940399] ? delayacct_end+0x5a/0x100 [ 383.944383] do_try_to_free_pages+0x3e7/0x1290 [ 383.948967] ? zap_class+0x640/0x640 [ 383.952706] ? shrink_node+0x16b0/0x16b0 [ 383.956763] ? __lock_is_held+0xb5/0x140 [ 383.960832] try_to_free_pages+0x4d0/0xb90 [ 383.965065] ? do_try_to_free_pages+0x1290/0x1290 [ 383.969914] ? lock_acquire+0x1ed/0x520 [ 383.973886] ? set_page_refcounted+0x280/0x280 [ 383.978466] ? lock_release+0xa00/0xa00 [ 383.982432] ? _raw_spin_unlock_irq+0x60/0x80 [ 383.987004] ? psi_memstall_enter+0x240/0x2b0 [ 383.991502] ? psi_memstall_tick+0x230/0x230 [ 383.996108] __alloc_pages_slowpath+0xa14/0x2e10 [ 384.000895] ? warn_alloc+0x120/0x120 [ 384.004698] ? mark_held_locks+0x130/0x130 [ 384.008928] ? find_get_entry+0xaae/0x1120 [ 384.013167] ? filemap_map_pages+0x1a20/0x1a20 [ 384.017831] ? zap_class+0x640/0x640 [ 384.021545] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.027078] ? check_preemption_disabled+0x48/0x280 [ 384.032105] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.037632] ? should_fail+0x22d/0xd01 [ 384.041516] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 384.046622] ? zap_class+0x640/0x640 [ 384.050358] ? __lock_is_held+0xb5/0x140 [ 384.054427] ? mark_held_locks+0x130/0x130 [ 384.058658] ? lock_release+0xa00/0xa00 [ 384.062626] ? perf_trace_sched_process_exec+0x860/0x860 [ 384.068067] ? xa_load+0x2ba/0x460 [ 384.071603] ? lock_downgrade+0x900/0x900 [ 384.075993] ? __might_sleep+0x95/0x190 [ 384.080062] __alloc_pages_nodemask+0xa80/0xde0 [ 384.084745] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 384.089758] ? __page_cache_alloc+0x191/0x5c0 [ 384.094334] ? xa_load+0x2e1/0x460 [ 384.097878] ? xa_clear_mark+0x40/0x40 [ 384.101761] ? zap_class+0x640/0x640 [ 384.105477] ? zap_class+0x640/0x640 [ 384.109184] ? zap_class+0x640/0x640 [ 384.112977] ? __do_page_cache_readahead+0x663/0x810 [ 384.118094] ? find_held_lock+0x36/0x1c0 [ 384.122160] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 384.127701] alloc_pages_current+0x173/0x350 [ 384.132108] __page_cache_alloc+0x38c/0x5c0 [ 384.136428] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 384.141351] ? kasan_check_read+0x11/0x20 [ 384.145493] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 384.150762] ? generic_perform_write+0x6a0/0x6a0 [ 384.155534] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.161086] ? check_preemption_disabled+0x48/0x280 [ 384.166105] filemap_fault+0x1595/0x25f0 [ 384.170175] ? __lock_page_or_retry+0xa00/0xa00 [ 384.174933] ? mark_held_locks+0x130/0x130 [ 384.179263] ? filemap_map_pages+0xd6b/0x1a20 [ 384.183756] ? lock_downgrade+0x900/0x900 [ 384.187908] ? check_preemption_disabled+0x48/0x280 [ 384.192924] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 384.197866] ? kasan_check_read+0x11/0x20 [ 384.202010] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 384.207279] ? rcu_softirq_qs+0x20/0x20 [ 384.211260] ? filemap_map_pages+0xd92/0x1a20 [ 384.215761] ? find_get_entries_tag+0x1400/0x1400 [ 384.220601] ? debug_object_destroy+0x2b0/0x2b0 [ 384.225266] ? lock_pi_update_atomic+0x150/0x150 [ 384.230197] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.235738] ? lock_acquire+0x1ed/0x520 [ 384.239707] ? ext4_filemap_fault+0x7a/0xad [ 384.244038] ? lock_release+0xa00/0xa00 [ 384.248008] ? perf_trace_sched_process_exec+0x860/0x860 [ 384.253485] ? print_usage_bug+0xc0/0xc0 [ 384.257539] ? print_usage_bug+0xc0/0xc0 [ 384.261632] ? down_read+0x8d/0x120 [ 384.265254] ? ext4_filemap_fault+0x7a/0xad [ 384.269569] ? __down_interruptible+0x700/0x700 [ 384.274237] ext4_filemap_fault+0x82/0xad [ 384.278399] __do_fault+0x100/0x6b0 [ 384.282025] ? pmd_devmap_trans_unstable+0x220/0x220 [ 384.287131] ? mark_held_locks+0x130/0x130 [ 384.291369] ? mark_held_locks+0x130/0x130 [ 384.295597] ? __might_fault+0x12b/0x1e0 [ 384.299654] ? lock_downgrade+0x900/0x900 [ 384.303803] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.309349] __handle_mm_fault+0x3ea0/0x5be0 [ 384.313779] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 384.318647] ? _copy_to_user+0xc8/0x110 [ 384.322628] ? zap_class+0x640/0x640 [ 384.326348] ? zap_class+0x640/0x640 [ 384.330057] ? __x64_sys_futex+0x53e/0x6a0 [ 384.334287] ? find_held_lock+0x36/0x1c0 [ 384.338351] ? handle_mm_fault+0x42a/0xc70 [ 384.342586] ? lock_downgrade+0x900/0x900 [ 384.346821] ? check_preemption_disabled+0x48/0x280 [ 384.351871] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 384.356794] ? kasan_check_read+0x11/0x20 [ 384.360955] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 384.366230] ? rcu_softirq_qs+0x20/0x20 [ 384.370217] ? trace_hardirqs_off_caller+0x310/0x310 [ 384.375318] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.380862] ? check_preemption_disabled+0x48/0x280 [ 384.385886] handle_mm_fault+0x54f/0xc70 [ 384.389950] ? __handle_mm_fault+0x5be0/0x5be0 [ 384.394623] ? find_vma+0x34/0x190 [ 384.398166] __do_page_fault+0x5e8/0xe60 [ 384.402223] ? trace_hardirqs_off+0xb8/0x310 [ 384.406642] do_page_fault+0xf2/0x7e0 [ 384.410446] ? vmalloc_sync_all+0x30/0x30 [ 384.414597] ? error_entry+0x70/0xd0 [ 384.418316] ? trace_hardirqs_off_caller+0xbb/0x310 [ 384.423330] ? trace_hardirqs_on_caller+0xc0/0x310 [ 384.428260] ? syscall_return_slowpath+0x5e0/0x5e0 [ 384.433194] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 384.438037] ? trace_hardirqs_on_caller+0x310/0x310 [ 384.443053] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 384.448509] ? prepare_exit_to_usermode+0x291/0x3b0 [ 384.453523] ? page_fault+0x8/0x30 [ 384.457068] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 384.461913] ? page_fault+0x8/0x30 [ 384.465801] page_fault+0x1e/0x30 [ 384.469258] RIP: 0033:0x45ddf3 [ 384.472464] Code: Bad RIP value. [ 384.475880] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 384.481245] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 384.488518] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 384.495787] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 384.503056] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 384.510337] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 384.517642] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 384.517647] warn_alloc_show_mem: 1 callbacks suppressed [ 384.517653] Mem-Info: [ 384.524500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 384.529884] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 384.529884] active_file:13 inactive_file:12 isolated_file:0 [ 384.529884] unevictable:0 dirty:0 writeback:0 unstable:0 [ 384.529884] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 384.529884] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 384.529884] free:13770 free_pcp:132 free_cma:0 [ 384.532265] Call Trace: [ 384.541648] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 384.574671] [ 384.577245] 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 [ 384.605093] dump_stack+0x244/0x39d [ 384.607220] lowmem_reserve[]: 0 2818 6321 6321 [ 384.633329] ? dump_stack_print_info.cold.1+0x20/0x20 [ 384.636939] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 384.641529] warn_alloc.cold.116+0xb7/0x1bd [ 384.646691] lowmem_reserve[]: 0 0 3503 3503 [ 384.674014] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 384.678314] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 384.682635] ? lock_downgrade+0x900/0x900 [ 384.687457] lowmem_reserve[]: 0 0 0 0 [ 384.716477] ? trace_hardirqs_off+0xb8/0x310 [ 384.720603] 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 [ 384.724406] ? trace_hardirqs_off+0xb8/0x310 [ 384.728790] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 384.742317] __alloc_pages_slowpath+0x26e8/0x2e10 [ 384.746701] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 384.761983] ? warn_alloc+0x120/0x120 [ 384.766794] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 384.781918] ? print_usage_bug+0xc0/0xc0 [ 384.785703] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 384.794529] ? warn_alloc+0x120/0x120 [ 384.798570] 2701 total pagecache pages [ 384.807141] ? warn_alloc+0x120/0x120 [ 384.810928] 0 pages in swap cache [ 384.814805] ? print_usage_bug+0xc0/0xc0 [ 384.818607] Swap cache stats: add 0, delete 0, find 0/0 [ 384.822051] ? print_usage_bug+0xc0/0xc0 [ 384.826091] Free swap = 0kB [ 384.826099] Total swap = 0kB [ 384.831458] ? __lock_acquire+0x62f/0x4c20 [ 384.835496] 1965979 pages RAM [ 384.838516] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.841513] 0 pages HighMem/MovableOnly [ 384.845741] ? should_fail+0x22d/0xd01 [ 384.848838] 342853 pages reserved [ 384.854371] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 384.858320] 0 pages cma reserved [ 384.858393] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 384.862212] ? __lock_acquire+0x62f/0x4c20 [ 384.865728] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 384.870749] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 384.874095] syz-fuzzer cpuset=/ mems_allowed=0 [ 384.880583] ? __lock_acquire+0x62f/0x4c20 [ 384.908915] ? should_fail+0x22d/0xd01 [ 384.912828] ? find_held_lock+0x36/0x1c0 [ 384.916902] ? mark_held_locks+0x130/0x130 [ 384.921145] ? mark_held_locks+0x130/0x130 [ 384.925471] ? zap_class+0x640/0x640 [ 384.929189] ? zap_class+0x640/0x640 [ 384.932914] ? print_usage_bug+0xc0/0xc0 [ 384.936979] ? do_raw_spin_unlock+0xa7/0x330 [ 384.941390] ? zap_class+0x640/0x640 [ 384.945111] ? print_usage_bug+0xc0/0xc0 [ 384.949174] ? wq_watchdog_touch+0x9c/0xfe [ 384.953416] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.958959] ? check_preemption_disabled+0x48/0x280 [ 384.963987] ? __lock_is_held+0xb5/0x140 [ 384.968057] __alloc_pages_nodemask+0xa80/0xde0 [ 384.972740] ? zap_class+0x640/0x640 [ 384.976548] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 384.981575] ? find_held_lock+0x36/0x1c0 [ 384.985728] ? ____cache_alloc_node+0x1c7/0x1e0 [ 384.990402] ? lock_downgrade+0x900/0x900 [ 384.994558] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.000102] cache_grow_begin+0xa5/0x8c0 [ 385.004169] ? do_raw_spin_unlock+0xa7/0x330 [ 385.008587] fallback_alloc+0x204/0x2e0 [ 385.012574] ____cache_alloc_node+0x1c7/0x1e0 [ 385.017082] kmem_cache_alloc_node+0xe3/0x730 [ 385.021579] ? ipv6_get_ifaddr+0x42e/0x620 [ 385.025845] __alloc_skb+0x119/0x770 [ 385.029561] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 385.034862] ? netdev_alloc_frag+0x1f0/0x1f0 [ 385.039275] ? lock_downgrade+0x900/0x900 [ 385.043435] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.049866] ? refcount_sub_and_test_checked+0x203/0x310 [ 385.055323] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 385.060782] ? addrconf_rs_timer+0x690/0x690 [ 385.065220] ndisc_alloc_skb+0x144/0x340 [ 385.069290] ndisc_send_rs+0x331/0x6e0 [ 385.073186] addrconf_rs_timer+0x314/0x690 [ 385.077426] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.081673] call_timer_fn+0x272/0x920 [ 385.085561] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.089821] ? process_timeout+0x40/0x40 [ 385.093893] ? mark_held_locks+0xc7/0x130 [ 385.098046] ? _raw_spin_unlock_irq+0x27/0x80 [ 385.102549] ? _raw_spin_unlock_irq+0x27/0x80 [ 385.107052] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.111289] ? lockdep_hardirqs_on+0x296/0x5b0 [ 385.115878] ? trace_hardirqs_on+0xbd/0x310 [ 385.120206] ? kasan_check_read+0x11/0x20 [ 385.124354] ? __run_timers+0x7da/0xc70 [ 385.128332] ? trace_hardirqs_off_caller+0x310/0x310 [ 385.133444] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.137686] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.141924] __run_timers+0x7e5/0xc70 [ 385.145737] ? timer_fixup_init+0x70/0x70 [ 385.149891] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 385.154917] ? zap_class+0x640/0x640 [ 385.158638] ? print_usage_bug+0xc0/0xc0 [ 385.162703] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 385.167906] ? find_held_lock+0x36/0x1c0 [ 385.171975] ? zap_class+0x640/0x640 [ 385.175696] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.181237] ? check_preemption_disabled+0x48/0x280 [ 385.186263] ? __lock_is_held+0xb5/0x140 [ 385.190327] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.195873] ? check_preemption_disabled+0x48/0x280 [ 385.200897] run_timer_softirq+0x52/0xb0 [ 385.204960] ? rcu_read_lock_sched_held+0x14f/0x180 [ 385.209981] __do_softirq+0x308/0xb7e [ 385.213787] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 385.218304] ? lock_downgrade+0x900/0x900 [ 385.222597] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 385.227711] ? pvclock_read_flags+0x160/0x160 [ 385.232213] ? lapic_next_event+0x5a/0x90 [ 385.236364] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.242183] ? kvm_clock_read+0x18/0x30 [ 385.246247] ? kvm_sched_clock_read+0x9/0x20 [ 385.250660] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 385.256203] ? check_preemption_disabled+0x48/0x280 [ 385.261234] irq_exit+0x17f/0x1c0 [ 385.264691] smp_apic_timer_interrupt+0x1cb/0x760 [ 385.269533] ? smp_reschedule_interrupt+0x109/0x650 [ 385.274552] ? smp_call_function_single_interrupt+0x650/0x650 [ 385.280441] ? interrupt_entry+0xb5/0xc0 [ 385.284510] ? trace_hardirqs_off_caller+0xbb/0x310 [ 385.289533] ? trace_hardirqs_off_caller+0xbb/0x310 [ 385.294555] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.299405] ? trace_hardirqs_on_caller+0x310/0x310 [ 385.304422] ? trace_hardirqs_on_caller+0x310/0x310 [ 385.309485] ? task_prio+0x50/0x50 [ 385.313033] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.318573] ? check_preemption_disabled+0x48/0x280 [ 385.323597] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.328450] apic_timer_interrupt+0xf/0x20 [ 385.332684] [ 385.334929] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 385.339951] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 385.358854] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 385.366564] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 385.373843] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 385.381112] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 385.388383] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 385.395658] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 385.402966] rcu_read_lock_held+0xa9/0xc0 [ 385.407122] list_lru_count_one+0x31a/0x450 [ 385.411463] ? list_lru_isolate_move+0x3c0/0x3c0 [ 385.416228] ? shmem_free_inode+0xd0/0xd0 [ 385.420381] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 385.425923] ? ubifs_shrink_count+0xc4/0x100 [ 385.430341] super_cache_count+0x153/0x2e0 [ 385.434584] do_shrink_slab+0x1b1/0xd30 [ 385.438564] ? lock_acquire+0x1ed/0x520 [ 385.442545] ? snapshot_refaults+0x290/0x290 [ 385.446957] ? lock_release+0xa00/0xa00 [ 385.450939] ? perf_trace_sched_process_exec+0x860/0x860 [ 385.456400] ? down_read_trylock+0xda/0x140 [ 385.460721] ? shrink_slab+0x207/0x8c0 [ 385.464615] ? downgrade_write+0x270/0x270 [ 385.468862] shrink_slab+0x389/0x8c0 [ 385.472582] ? shrink_active_list+0x1f00/0x1f00 [ 385.477261] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 385.482892] ? trace_hardirqs_on+0xbd/0x310 [ 385.487392] ? vmpressure+0x271/0x340 [ 385.491198] ? trace_hardirqs_off_caller+0x310/0x310 [ 385.496311] ? cgroup_procs_write_finish+0xf0/0xf0 [ 385.501263] shrink_node+0x431/0x16b0 [ 385.505068] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 385.510369] ? shrink_node_memcg+0x18f0/0x18f0 [ 385.514954] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 385.519543] ? trace_hardirqs_on+0xbd/0x310 [ 385.523874] ? vmpressure+0x271/0x340 [ 385.527679] ? do_raw_spin_unlock+0xa7/0x330 [ 385.532089] ? do_raw_spin_trylock+0x270/0x270 [ 385.536681] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 385.542270] ? __cpuset_node_allowed+0x19b/0x660 [ 385.547038] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 385.552750] ? vmpressure+0x1a2/0x340 [ 385.556581] do_try_to_free_pages+0x3e7/0x1290 [ 385.561181] ? shrink_node+0x16b0/0x16b0 [ 385.565245] ? __lock_is_held+0xb5/0x140 [ 385.569323] try_to_free_pages+0x4d0/0xb90 [ 385.573563] ? do_try_to_free_pages+0x1290/0x1290 [ 385.578420] ? lock_acquire+0x1ed/0x520 [ 385.582395] ? set_page_refcounted+0x280/0x280 [ 385.586986] ? lock_release+0xa00/0xa00 [ 385.590965] ? _raw_spin_unlock_irq+0x60/0x80 [ 385.595461] ? psi_memstall_enter+0x240/0x2b0 [ 385.599963] ? psi_memstall_tick+0x230/0x230 [ 385.604375] ? trace_hardirqs_off+0xb8/0x310 [ 385.608815] __alloc_pages_slowpath+0xa14/0x2e10 [ 385.613599] ? warn_alloc+0x120/0x120 [ 385.617401] ? mark_held_locks+0x130/0x130 [ 385.621652] ? warn_alloc+0x120/0x120 [ 385.625457] ? print_usage_bug+0xc0/0xc0 [ 385.629522] ? print_usage_bug+0xc0/0xc0 [ 385.633588] ? print_usage_bug+0xc0/0xc0 [ 385.637660] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 385.643203] ? should_fail+0x22d/0xd01 [ 385.647092] ? zap_class+0x640/0x640 [ 385.650820] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 385.655933] ? zap_class+0x640/0x640 [ 385.659653] ? zap_class+0x640/0x640 [ 385.663387] ? __lock_is_held+0xb5/0x140 [ 385.667462] ? zap_class+0x640/0x640 [ 385.671182] ? lock_release+0xa00/0xa00 [ 385.675159] ? perf_trace_sched_process_exec+0x860/0x860 [ 385.680612] ? check_preemption_disabled+0x48/0x280 [ 385.685644] ? __might_sleep+0x95/0x190 [ 385.689714] __alloc_pages_nodemask+0xa80/0xde0 [ 385.694385] ? zap_class+0x640/0x640 [ 385.698110] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 385.703144] ? mark_held_locks+0xc7/0x130 [ 385.707325] ? cache_grow_begin+0x65/0x8c0 [ 385.711609] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 385.716196] ? trace_hardirqs_on+0xbd/0x310 [ 385.720520] ? fallback_alloc+0x204/0x2e0 [ 385.724670] ? trace_hardirqs_off_caller+0x310/0x310 [ 385.729799] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 385.735345] cache_grow_begin+0xa5/0x8c0 [ 385.739408] ? do_raw_spin_unlock+0xa7/0x330 [ 385.743829] fallback_alloc+0x204/0x2e0 [ 385.747900] ____cache_alloc_node+0x1c7/0x1e0 [ 385.752402] kmem_cache_alloc_trace+0x214/0x750 [ 385.757085] do_syslog+0xb9b/0x1690 [ 385.760722] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 385.765743] ? finish_wait+0x430/0x430 [ 385.769656] ? aa_path_link+0x5e0/0x5e0 [ 385.773644] kmsg_read+0x8f/0xc0 [ 385.777014] ? kmsg_poll+0xb0/0xb0 [ 385.780567] proc_reg_read+0x2a3/0x3d0 [ 385.784463] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 385.789397] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 385.793985] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.799527] ? fsnotify+0x4e5/0xf20 [ 385.803163] __vfs_read+0x117/0x9b0 [ 385.806807] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 385.811740] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 385.816688] ? vfs_copy_file_range+0xb90/0xb90 [ 385.821277] ? fsnotify+0xf20/0xf20 [ 385.824910] ? fsnotify_first_mark+0x350/0x350 [ 385.829508] ? security_file_permission+0x1c2/0x220 [ 385.834533] ? rw_verify_area+0x118/0x360 [ 385.838688] vfs_read+0x17f/0x3c0 [ 385.842148] ksys_read+0x101/0x260 [ 385.845696] ? kernel_write+0x120/0x120 [ 385.849676] ? trace_hardirqs_off_caller+0x310/0x310 [ 385.854806] __x64_sys_read+0x73/0xb0 [ 385.858612] do_syscall_64+0x1b9/0x820 [ 385.862500] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 385.867867] ? syscall_return_slowpath+0x5e0/0x5e0 [ 385.872803] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.877648] ? trace_hardirqs_on_caller+0x310/0x310 [ 385.882671] ? prepare_exit_to_usermode+0x291/0x3b0 [ 385.887696] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.892546] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 385.897740] RIP: 0033:0x7f126a43d1fd [ 385.901495] Code: Bad RIP value. [ 385.904863] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 385.912573] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 385.919842] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 385.927112] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 385.934382] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 385.941653] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 385.948949] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 385.949015] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 385.955973] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 385.955978] Call Trace: [ 385.955984] [ 385.956002] dump_stack+0x244/0x39d [ 385.956021] ? dump_stack_print_info.cold.1+0x20/0x20 [ 385.962547] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 385.971859] warn_alloc.cold.116+0xb7/0x1bd [ 385.974415] rsyslogd cpuset=/ mems_allowed=0 [ 385.976561] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 386.008939] ? lock_downgrade+0x900/0x900 [ 386.013099] ? trace_hardirqs_off+0xb8/0x310 [ 386.017521] ? trace_hardirqs_off+0xb8/0x310 [ 386.021944] __alloc_pages_slowpath+0x26e8/0x2e10 [ 386.026816] ? warn_alloc+0x120/0x120 [ 386.030626] ? print_usage_bug+0xc0/0xc0 [ 386.034694] ? warn_alloc+0x120/0x120 [ 386.038501] ? warn_alloc+0x120/0x120 [ 386.042307] ? print_usage_bug+0xc0/0xc0 [ 386.046374] ? kvm_clock_read+0x18/0x30 [ 386.050351] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 386.055371] ? print_usage_bug+0xc0/0xc0 [ 386.059441] ? __lock_acquire+0x62f/0x4c20 [ 386.063684] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.069227] ? should_fail+0x22d/0xd01 [ 386.073119] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 386.078700] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 386.083810] ? __lock_acquire+0x62f/0x4c20 [ 386.088050] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 386.093160] ? __lock_acquire+0x62f/0x4c20 [ 386.097396] ? should_fail+0x22d/0xd01 [ 386.101288] ? rcu_irq_exit+0x1a2/0x390 [ 386.105279] ? mark_held_locks+0x130/0x130 [ 386.109521] ? mark_held_locks+0x130/0x130 [ 386.113774] ? mark_held_locks+0xc7/0x130 [ 386.117927] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 386.122950] ? zap_class+0x640/0x640 [ 386.126666] ? print_usage_bug+0xc0/0xc0 [ 386.130756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.136304] ? check_preemption_disabled+0x48/0x280 [ 386.141334] ? __lock_is_held+0xb5/0x140 [ 386.145405] __alloc_pages_nodemask+0xa80/0xde0 [ 386.150078] ? zap_class+0x640/0x640 [ 386.153803] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 386.158833] ? find_held_lock+0x36/0x1c0 [ 386.162906] ? ____cache_alloc_node+0x1c7/0x1e0 [ 386.167578] ? lock_downgrade+0x900/0x900 [ 386.171754] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.177300] cache_grow_begin+0xa5/0x8c0 [ 386.181364] ? do_raw_spin_unlock+0xa7/0x330 [ 386.185795] fallback_alloc+0x204/0x2e0 [ 386.189790] ____cache_alloc_node+0x1c7/0x1e0 [ 386.194293] kmem_cache_alloc_node+0xe3/0x730 [ 386.198796] ? ipv6_get_ifaddr+0x42e/0x620 [ 386.203042] __alloc_skb+0x119/0x770 [ 386.206770] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 386.212101] ? netdev_alloc_frag+0x1f0/0x1f0 [ 386.216517] ? lock_downgrade+0x900/0x900 [ 386.220679] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.226223] ? refcount_sub_and_test_checked+0x203/0x310 [ 386.231684] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 386.237140] ? addrconf_rs_timer+0x690/0x690 [ 386.241562] ndisc_alloc_skb+0x144/0x340 [ 386.245634] ndisc_send_rs+0x331/0x6e0 [ 386.249531] addrconf_rs_timer+0x314/0x690 [ 386.253790] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.258038] call_timer_fn+0x272/0x920 [ 386.261929] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.266168] ? process_timeout+0x40/0x40 [ 386.270244] ? mark_held_locks+0xc7/0x130 [ 386.274401] ? _raw_spin_unlock_irq+0x27/0x80 [ 386.278898] ? _raw_spin_unlock_irq+0x27/0x80 [ 386.283393] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.287635] ? lockdep_hardirqs_on+0x296/0x5b0 [ 386.292223] ? trace_hardirqs_on+0xbd/0x310 [ 386.296553] ? kasan_check_read+0x11/0x20 [ 386.300701] ? __run_timers+0x7da/0xc70 [ 386.304692] ? trace_hardirqs_off_caller+0x310/0x310 [ 386.309805] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.314053] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.318303] __run_timers+0x7e5/0xc70 [ 386.322122] ? timer_fixup_init+0x70/0x70 [ 386.326274] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 386.331293] ? zap_class+0x640/0x640 [ 386.335012] ? print_usage_bug+0xc0/0xc0 [ 386.339077] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 386.344280] ? find_held_lock+0x36/0x1c0 [ 386.348349] ? zap_class+0x640/0x640 [ 386.352073] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.357612] ? check_preemption_disabled+0x48/0x280 [ 386.362641] ? __lock_is_held+0xb5/0x140 [ 386.366705] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.372265] ? check_preemption_disabled+0x48/0x280 [ 386.377292] run_timer_softirq+0x52/0xb0 [ 386.381356] ? rcu_read_lock_sched_held+0x14f/0x180 [ 386.386379] __do_softirq+0x308/0xb7e [ 386.390187] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 386.394682] ? lock_downgrade+0x900/0x900 [ 386.398841] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 386.403954] ? pvclock_read_flags+0x160/0x160 [ 386.408455] ? lapic_next_event+0x5a/0x90 [ 386.412607] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.418150] ? kvm_clock_read+0x18/0x30 [ 386.422131] ? kvm_sched_clock_read+0x9/0x20 [ 386.426544] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.432085] ? check_preemption_disabled+0x48/0x280 [ 386.437113] irq_exit+0x17f/0x1c0 [ 386.440573] smp_apic_timer_interrupt+0x1cb/0x760 [ 386.445420] ? smp_reschedule_interrupt+0x109/0x650 [ 386.450442] ? smp_call_function_single_interrupt+0x650/0x650 [ 386.456326] ? interrupt_entry+0xb5/0xc0 [ 386.460396] ? trace_hardirqs_off_caller+0xbb/0x310 [ 386.465414] ? trace_hardirqs_off_caller+0xbb/0x310 [ 386.470433] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 386.475280] ? trace_hardirqs_on_caller+0x310/0x310 [ 386.480299] ? trace_hardirqs_on_caller+0x310/0x310 [ 386.485320] ? task_prio+0x50/0x50 [ 386.488864] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.494408] ? check_preemption_disabled+0x48/0x280 [ 386.499436] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 386.504293] apic_timer_interrupt+0xf/0x20 [ 386.508524] [ 386.510772] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 386.515796] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 386.534697] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 386.542442] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 386.549730] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 386.557000] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 386.564270] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 386.571541] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 386.578832] ? list_lru_count_one+0x1c4/0x450 [ 386.583340] list_lru_count_one+0x2fb/0x450 [ 386.587664] ? list_lru_isolate_move+0x3c0/0x3c0 [ 386.592426] ? deferred_split_count+0x65/0x170 [ 386.597012] ? shrink_huge_zero_page_count+0xc8/0x100 [ 386.602211] super_cache_count+0x153/0x2e0 [ 386.606462] do_shrink_slab+0x1b1/0xd30 [ 386.610445] ? lock_acquire+0x1ed/0x520 [ 386.614430] ? snapshot_refaults+0x290/0x290 [ 386.618847] ? lock_release+0xa00/0xa00 [ 386.622832] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 386.627775] ? down_read_trylock+0xda/0x140 [ 386.632101] ? shrink_slab+0x207/0x8c0 [ 386.635991] ? downgrade_write+0x270/0x270 [ 386.640243] shrink_slab+0x389/0x8c0 [ 386.643967] ? shrink_active_list+0x1f00/0x1f00 [ 386.648646] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 386.654275] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 386.659435] ? cgroup_procs_write_finish+0xf0/0xf0 [ 386.664379] ? find_held_lock+0x36/0x1c0 [ 386.668452] shrink_node+0x431/0x16b0 [ 386.672258] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 386.677579] ? shrink_node_memcg+0x18f0/0x18f0 [ 386.682170] ? kvm_clock_read+0x18/0x30 [ 386.686149] ? ktime_get+0x2c1/0x400 [ 386.689871] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 386.694375] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 386.699917] ? __cpuset_node_allowed+0x19b/0x660 [ 386.704679] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 386.710411] ? delayacct_end+0x5a/0x100 [ 386.714395] do_try_to_free_pages+0x3e7/0x1290 [ 386.718980] ? zap_class+0x640/0x640 [ 386.722729] ? shrink_node+0x16b0/0x16b0 [ 386.726796] ? __lock_is_held+0xb5/0x140 [ 386.730872] try_to_free_pages+0x4d0/0xb90 [ 386.735118] ? do_try_to_free_pages+0x1290/0x1290 [ 386.739976] ? lock_acquire+0x1ed/0x520 [ 386.743954] ? set_page_refcounted+0x280/0x280 [ 386.748547] ? lock_release+0xa00/0xa00 [ 386.752525] ? _raw_spin_unlock_irq+0x60/0x80 [ 386.757022] ? psi_memstall_enter+0x240/0x2b0 [ 386.761520] ? psi_memstall_tick+0x230/0x230 [ 386.765941] __alloc_pages_slowpath+0xa14/0x2e10 [ 386.770739] ? warn_alloc+0x120/0x120 [ 386.774542] ? mark_held_locks+0x130/0x130 [ 386.778784] ? find_get_entry+0xaae/0x1120 [ 386.783033] ? filemap_map_pages+0x1a20/0x1a20 [ 386.787626] ? zap_class+0x640/0x640 [ 386.791392] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.796934] ? check_preemption_disabled+0x48/0x280 [ 386.801953] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.807499] ? should_fail+0x22d/0xd01 [ 386.811392] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 386.816503] ? zap_class+0x640/0x640 [ 386.820249] ? __lock_is_held+0xb5/0x140 [ 386.824406] ? mark_held_locks+0x130/0x130 [ 386.828647] ? lock_release+0xa00/0xa00 [ 386.832649] ? perf_trace_sched_process_exec+0x860/0x860 [ 386.838106] ? xa_load+0x2ba/0x460 [ 386.841656] ? lock_downgrade+0x900/0x900 [ 386.845811] ? __might_sleep+0x95/0x190 [ 386.849795] __alloc_pages_nodemask+0xa80/0xde0 [ 386.854476] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 386.859494] ? __page_cache_alloc+0x191/0x5c0 [ 386.863990] ? xa_load+0x2e1/0x460 [ 386.867536] ? xa_clear_mark+0x40/0x40 [ 386.871431] ? zap_class+0x640/0x640 [ 386.875155] ? zap_class+0x640/0x640 [ 386.878872] ? zap_class+0x640/0x640 [ 386.882587] ? __do_page_cache_readahead+0x663/0x810 [ 386.887714] ? find_held_lock+0x36/0x1c0 [ 386.891786] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 386.897332] alloc_pages_current+0x173/0x350 [ 386.901772] __page_cache_alloc+0x38c/0x5c0 [ 386.906100] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 386.911031] ? kasan_check_read+0x11/0x20 [ 386.915182] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 386.920465] ? generic_perform_write+0x6a0/0x6a0 [ 386.925230] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.930775] ? check_preemption_disabled+0x48/0x280 [ 386.935801] filemap_fault+0x1595/0x25f0 [ 386.939879] ? __lock_page_or_retry+0xa00/0xa00 [ 386.944552] ? mark_held_locks+0x130/0x130 [ 386.948798] ? filemap_map_pages+0xd6b/0x1a20 [ 386.953301] ? lock_downgrade+0x900/0x900 [ 386.957451] ? check_preemption_disabled+0x48/0x280 [ 386.962476] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 386.967412] ? kasan_check_read+0x11/0x20 [ 386.971568] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 386.976847] ? rcu_softirq_qs+0x20/0x20 [ 386.980865] ? filemap_map_pages+0xd92/0x1a20 [ 386.985376] ? find_get_entries_tag+0x1400/0x1400 [ 386.990227] ? debug_object_destroy+0x2b0/0x2b0 [ 386.994905] ? lock_pi_update_atomic+0x150/0x150 [ 386.999665] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.005235] ? lock_acquire+0x1ed/0x520 [ 387.009219] ? ext4_filemap_fault+0x7a/0xad [ 387.013549] ? lock_release+0xa00/0xa00 [ 387.017524] ? perf_trace_sched_process_exec+0x860/0x860 [ 387.023067] ? print_usage_bug+0xc0/0xc0 [ 387.027137] ? print_usage_bug+0xc0/0xc0 [ 387.031217] ? down_read+0x8d/0x120 [ 387.034850] ? ext4_filemap_fault+0x7a/0xad [ 387.039176] ? __down_interruptible+0x700/0x700 [ 387.043861] ext4_filemap_fault+0x82/0xad [ 387.048015] __do_fault+0x100/0x6b0 [ 387.051653] ? pmd_devmap_trans_unstable+0x220/0x220 [ 387.056777] ? mark_held_locks+0x130/0x130 [ 387.061017] ? mark_held_locks+0x130/0x130 [ 387.065255] ? __might_fault+0x12b/0x1e0 [ 387.069321] ? lock_downgrade+0x900/0x900 [ 387.073477] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.079022] __handle_mm_fault+0x3ea0/0x5be0 [ 387.083444] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 387.088299] ? _copy_to_user+0xc8/0x110 [ 387.092290] ? zap_class+0x640/0x640 [ 387.096009] ? zap_class+0x640/0x640 [ 387.099748] ? __x64_sys_futex+0x53e/0x6a0 [ 387.103992] ? find_held_lock+0x36/0x1c0 [ 387.108159] ? handle_mm_fault+0x42a/0xc70 [ 387.112408] ? lock_downgrade+0x900/0x900 [ 387.116564] ? check_preemption_disabled+0x48/0x280 [ 387.121586] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 387.126521] ? kasan_check_read+0x11/0x20 [ 387.130672] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 387.135970] ? rcu_softirq_qs+0x20/0x20 [ 387.139949] ? trace_hardirqs_off_caller+0x310/0x310 [ 387.145057] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.150599] ? check_preemption_disabled+0x48/0x280 [ 387.155625] handle_mm_fault+0x54f/0xc70 [ 387.159712] ? __handle_mm_fault+0x5be0/0x5be0 [ 387.164306] ? find_vma+0x34/0x190 [ 387.167856] __do_page_fault+0x5e8/0xe60 [ 387.171919] ? trace_hardirqs_off+0xb8/0x310 [ 387.176348] do_page_fault+0xf2/0x7e0 [ 387.180153] ? vmalloc_sync_all+0x30/0x30 [ 387.184306] ? error_entry+0x70/0xd0 [ 387.188025] ? trace_hardirqs_off_caller+0xbb/0x310 [ 387.193046] ? trace_hardirqs_on_caller+0xc0/0x310 [ 387.197980] ? syscall_return_slowpath+0x5e0/0x5e0 [ 387.202915] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 387.207766] ? trace_hardirqs_on_caller+0x310/0x310 [ 387.212785] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 387.218245] ? prepare_exit_to_usermode+0x291/0x3b0 [ 387.223269] ? page_fault+0x8/0x30 [ 387.226819] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 387.231667] ? page_fault+0x8/0x30 [ 387.235230] page_fault+0x1e/0x30 [ 387.238699] RIP: 0033:0x45ddf3 [ 387.242493] Code: Bad RIP value. [ 387.245858] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 387.251395] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 387.258686] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 387.265965] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 387.273236] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 387.280507] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 387.287805] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 387.287809] warn_alloc_show_mem: 1 callbacks suppressed [ 387.287816] Mem-Info: [ 387.294655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 387.294662] Call Trace: [ 387.300052] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 387.300052] active_file:13 inactive_file:12 isolated_file:0 [ 387.300052] unevictable:0 dirty:0 writeback:0 unstable:0 [ 387.300052] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 387.300052] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 387.300052] free:13770 free_pcp:132 free_cma:0 [ 387.302431] [ 387.311797] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 387.314383] dump_stack+0x244/0x39d [ 387.347407] 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 [ 387.349561] ? dump_stack_print_info.cold.1+0x20/0x20 [ 387.377378] lowmem_reserve[]: 0 2818 6321 6321 [ 387.381024] warn_alloc.cold.116+0xb7/0x1bd [ 387.407114] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 387.412306] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 387.416864] lowmem_reserve[]: 0 0 3503 3503 [ 387.421190] ? lock_downgrade+0x900/0x900 [ 387.448492] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 387.453341] ? trace_hardirqs_off+0xb8/0x310 [ 387.457631] lowmem_reserve[]: 0 0 0 0 [ 387.461804] ? trace_hardirqs_off+0xb8/0x310 [ 387.490841] 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 [ 387.495257] __alloc_pages_slowpath+0x26e8/0x2e10 [ 387.499030] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 387.503461] ? warn_alloc+0x120/0x120 [ 387.516944] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 387.521787] ? print_usage_bug+0xc0/0xc0 [ 387.537027] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 387.540818] ? warn_alloc+0x120/0x120 [ 387.555886] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 387.555894] 2701 total pagecache pages [ 387.559955] ? warn_alloc+0x120/0x120 [ 387.568778] 0 pages in swap cache [ 387.572573] ? print_usage_bug+0xc0/0xc0 [ 387.581129] Swap cache stats: add 0, delete 0, find 0/0 [ 387.585012] ? print_usage_bug+0xc0/0xc0 [ 387.588793] Free swap = 0kB [ 387.592245] ? __lock_acquire+0x62f/0x4c20 [ 387.596283] Total swap = 0kB [ 387.601646] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.605704] 1965979 pages RAM [ 387.608718] ? should_fail+0x22d/0xd01 [ 387.612929] 0 pages HighMem/MovableOnly [ 387.615945] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 387.621457] 342853 pages reserved [ 387.621464] 0 pages cma reserved [ 387.624566] ? __lock_acquire+0x62f/0x4c20 [ 387.628510] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 387.632403] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 387.637608] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 387.640937] ? __lock_acquire+0x62f/0x4c20 [ 387.644287] syz-fuzzer cpuset=/ mems_allowed=0 [ 387.648602] ? should_fail+0x22d/0xd01 [ 387.648617] ? find_held_lock+0x36/0x1c0 [ 387.687242] ? mark_held_locks+0x130/0x130 [ 387.691485] ? mark_held_locks+0x130/0x130 [ 387.695726] ? zap_class+0x640/0x640 [ 387.699443] ? zap_class+0x640/0x640 [ 387.703164] ? print_usage_bug+0xc0/0xc0 [ 387.707315] ? do_raw_spin_unlock+0xa7/0x330 [ 387.711729] ? zap_class+0x640/0x640 [ 387.715450] ? print_usage_bug+0xc0/0xc0 [ 387.719518] ? wq_watchdog_touch+0x9c/0xfe [ 387.723760] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.729388] ? check_preemption_disabled+0x48/0x280 [ 387.734415] ? __lock_is_held+0xb5/0x140 [ 387.738487] __alloc_pages_nodemask+0xa80/0xde0 [ 387.743166] ? zap_class+0x640/0x640 [ 387.746888] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 387.751922] ? find_held_lock+0x36/0x1c0 [ 387.755994] ? ____cache_alloc_node+0x1c7/0x1e0 [ 387.760757] ? lock_downgrade+0x900/0x900 [ 387.764918] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.770461] cache_grow_begin+0xa5/0x8c0 [ 387.774527] ? do_raw_spin_unlock+0xa7/0x330 [ 387.778946] fallback_alloc+0x204/0x2e0 [ 387.782929] ____cache_alloc_node+0x1c7/0x1e0 [ 387.787434] kmem_cache_alloc_node+0xe3/0x730 [ 387.792024] ? ipv6_get_ifaddr+0x42e/0x620 [ 387.796271] __alloc_skb+0x119/0x770 [ 387.799986] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 387.805271] ? netdev_alloc_frag+0x1f0/0x1f0 [ 387.809690] ? lock_downgrade+0x900/0x900 [ 387.813851] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.819394] ? refcount_sub_and_test_checked+0x203/0x310 [ 387.824852] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 387.830308] ? addrconf_rs_timer+0x690/0x690 [ 387.834733] ndisc_alloc_skb+0x144/0x340 [ 387.838802] ndisc_send_rs+0x331/0x6e0 [ 387.842700] addrconf_rs_timer+0x314/0x690 [ 387.846945] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.851194] call_timer_fn+0x272/0x920 [ 387.855087] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.859323] ? process_timeout+0x40/0x40 [ 387.863395] ? mark_held_locks+0xc7/0x130 [ 387.867550] ? _raw_spin_unlock_irq+0x27/0x80 [ 387.872049] ? _raw_spin_unlock_irq+0x27/0x80 [ 387.876544] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.880785] ? lockdep_hardirqs_on+0x296/0x5b0 [ 387.885372] ? trace_hardirqs_on+0xbd/0x310 [ 387.889702] ? kasan_check_read+0x11/0x20 [ 387.893854] ? __run_timers+0x7da/0xc70 [ 387.897836] ? trace_hardirqs_off_caller+0x310/0x310 [ 387.902946] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.907187] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.911424] __run_timers+0x7e5/0xc70 [ 387.915235] ? timer_fixup_init+0x70/0x70 [ 387.919387] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 387.924406] ? zap_class+0x640/0x640 [ 387.928128] ? print_usage_bug+0xc0/0xc0 [ 387.932193] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 387.937396] ? find_held_lock+0x36/0x1c0 [ 387.941466] ? zap_class+0x640/0x640 [ 387.945190] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.950818] ? check_preemption_disabled+0x48/0x280 [ 387.955852] ? __lock_is_held+0xb5/0x140 [ 387.959921] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.965549] ? check_preemption_disabled+0x48/0x280 [ 387.970572] run_timer_softirq+0x52/0xb0 [ 387.974658] ? rcu_read_lock_sched_held+0x14f/0x180 [ 387.979685] __do_softirq+0x308/0xb7e [ 387.983492] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 387.987995] ? lock_downgrade+0x900/0x900 [ 387.992150] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 387.997265] ? pvclock_read_flags+0x160/0x160 [ 388.001771] ? lapic_next_event+0x5a/0x90 [ 388.005927] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.011470] ? kvm_clock_read+0x18/0x30 [ 388.015453] ? kvm_sched_clock_read+0x9/0x20 [ 388.019870] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.025410] ? check_preemption_disabled+0x48/0x280 [ 388.030435] irq_exit+0x17f/0x1c0 [ 388.033893] smp_apic_timer_interrupt+0x1cb/0x760 [ 388.038739] ? smp_reschedule_interrupt+0x109/0x650 [ 388.043761] ? smp_call_function_single_interrupt+0x650/0x650 [ 388.049664] ? interrupt_entry+0xb5/0xc0 [ 388.053732] ? trace_hardirqs_off_caller+0xbb/0x310 [ 388.058752] ? trace_hardirqs_off_caller+0xbb/0x310 [ 388.063775] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 388.068640] ? trace_hardirqs_on_caller+0x310/0x310 [ 388.073674] ? trace_hardirqs_on_caller+0x310/0x310 [ 388.079286] ? task_prio+0x50/0x50 [ 388.082836] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.088380] ? check_preemption_disabled+0x48/0x280 [ 388.093404] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 388.098263] apic_timer_interrupt+0xf/0x20 [ 388.102495] [ 388.104738] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 388.109776] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 388.128691] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 388.136401] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 388.143682] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 388.150952] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 388.158221] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 388.165490] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 388.172794] rcu_read_lock_held+0xa9/0xc0 [ 388.176950] list_lru_count_one+0x31a/0x450 [ 388.181276] ? list_lru_isolate_move+0x3c0/0x3c0 [ 388.186036] ? shmem_free_inode+0xd0/0xd0 [ 388.190190] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.195730] ? ubifs_shrink_count+0xc4/0x100 [ 388.200148] super_cache_count+0x153/0x2e0 [ 388.204390] do_shrink_slab+0x1b1/0xd30 [ 388.208374] ? lock_acquire+0x1ed/0x520 [ 388.212359] ? snapshot_refaults+0x290/0x290 [ 388.216772] ? lock_release+0xa00/0xa00 [ 388.220758] ? perf_trace_sched_process_exec+0x860/0x860 [ 388.226254] ? down_read_trylock+0xda/0x140 [ 388.230577] ? shrink_slab+0x207/0x8c0 [ 388.234472] ? downgrade_write+0x270/0x270 [ 388.238719] shrink_slab+0x389/0x8c0 [ 388.242482] ? shrink_active_list+0x1f00/0x1f00 [ 388.247165] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 388.252794] ? trace_hardirqs_on+0xbd/0x310 [ 388.257120] ? vmpressure+0x271/0x340 [ 388.260925] ? trace_hardirqs_off_caller+0x310/0x310 [ 388.266042] ? cgroup_procs_write_finish+0xf0/0xf0 [ 388.270992] shrink_node+0x431/0x16b0 [ 388.274797] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 388.280101] ? shrink_node_memcg+0x18f0/0x18f0 [ 388.284686] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 388.289277] ? trace_hardirqs_on+0xbd/0x310 [ 388.293601] ? vmpressure+0x271/0x340 [ 388.297427] ? do_raw_spin_unlock+0xa7/0x330 [ 388.301837] ? do_raw_spin_trylock+0x270/0x270 [ 388.306427] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 388.311968] ? __cpuset_node_allowed+0x19b/0x660 [ 388.316735] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 388.322453] ? vmpressure+0x1a2/0x340 [ 388.326270] do_try_to_free_pages+0x3e7/0x1290 [ 388.330874] ? shrink_node+0x16b0/0x16b0 [ 388.334942] ? __lock_is_held+0xb5/0x140 [ 388.339019] try_to_free_pages+0x4d0/0xb90 [ 388.343262] ? do_try_to_free_pages+0x1290/0x1290 [ 388.348118] ? lock_acquire+0x1ed/0x520 [ 388.352099] ? set_page_refcounted+0x280/0x280 [ 388.356690] ? lock_release+0xa00/0xa00 [ 388.360675] ? _raw_spin_unlock_irq+0x60/0x80 [ 388.365173] ? psi_memstall_enter+0x240/0x2b0 [ 388.369672] ? psi_memstall_tick+0x230/0x230 [ 388.374084] ? trace_hardirqs_off+0xb8/0x310 [ 388.378506] __alloc_pages_slowpath+0xa14/0x2e10 [ 388.383295] ? warn_alloc+0x120/0x120 [ 388.387101] ? mark_held_locks+0x130/0x130 [ 388.391372] ? warn_alloc+0x120/0x120 [ 388.395178] ? print_usage_bug+0xc0/0xc0 [ 388.399244] ? print_usage_bug+0xc0/0xc0 [ 388.403312] ? print_usage_bug+0xc0/0xc0 [ 388.407380] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.412921] ? should_fail+0x22d/0xd01 [ 388.416814] ? zap_class+0x640/0x640 [ 388.420536] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 388.425652] ? zap_class+0x640/0x640 [ 388.429375] ? zap_class+0x640/0x640 [ 388.433112] ? __lock_is_held+0xb5/0x140 [ 388.437187] ? zap_class+0x640/0x640 [ 388.440910] ? lock_release+0xa00/0xa00 [ 388.444891] ? perf_trace_sched_process_exec+0x860/0x860 [ 388.450409] ? check_preemption_disabled+0x48/0x280 [ 388.455435] ? __might_sleep+0x95/0x190 [ 388.459417] __alloc_pages_nodemask+0xa80/0xde0 [ 388.464090] ? zap_class+0x640/0x640 [ 388.467813] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 388.472843] ? mark_held_locks+0xc7/0x130 [ 388.477003] ? cache_grow_begin+0x65/0x8c0 [ 388.481244] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 388.485830] ? trace_hardirqs_on+0xbd/0x310 [ 388.490158] ? fallback_alloc+0x204/0x2e0 [ 388.494311] ? trace_hardirqs_off_caller+0x310/0x310 [ 388.499425] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 388.504970] cache_grow_begin+0xa5/0x8c0 [ 388.509032] ? do_raw_spin_unlock+0xa7/0x330 [ 388.513450] fallback_alloc+0x204/0x2e0 [ 388.517439] ____cache_alloc_node+0x1c7/0x1e0 [ 388.521941] kmem_cache_alloc_trace+0x214/0x750 [ 388.526639] do_syslog+0xb9b/0x1690 [ 388.530280] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 388.535302] ? finish_wait+0x430/0x430 [ 388.539196] ? aa_path_link+0x5e0/0x5e0 [ 388.543184] kmsg_read+0x8f/0xc0 [ 388.546551] ? kmsg_poll+0xb0/0xb0 [ 388.550100] proc_reg_read+0x2a3/0x3d0 [ 388.554002] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 388.558936] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 388.563525] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.569216] ? fsnotify+0x4e5/0xf20 [ 388.572853] __vfs_read+0x117/0x9b0 [ 388.576485] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 388.581421] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 388.586359] ? vfs_copy_file_range+0xb90/0xb90 [ 388.590946] ? fsnotify+0xf20/0xf20 [ 388.594579] ? fsnotify_first_mark+0x350/0x350 [ 388.599191] ? security_file_permission+0x1c2/0x220 [ 388.604214] ? rw_verify_area+0x118/0x360 [ 388.608376] vfs_read+0x17f/0x3c0 [ 388.611837] ksys_read+0x101/0x260 [ 388.615388] ? kernel_write+0x120/0x120 [ 388.619372] ? trace_hardirqs_off_caller+0x310/0x310 [ 388.624485] __x64_sys_read+0x73/0xb0 [ 388.628296] do_syscall_64+0x1b9/0x820 [ 388.632188] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 388.637557] ? syscall_return_slowpath+0x5e0/0x5e0 [ 388.642611] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 388.647458] ? trace_hardirqs_on_caller+0x310/0x310 [ 388.652631] ? prepare_exit_to_usermode+0x291/0x3b0 [ 388.657659] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 388.662513] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 388.667711] RIP: 0033:0x7f126a43d1fd [ 388.671459] Code: Bad RIP value. [ 388.674829] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 388.682539] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 388.689813] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 388.697084] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 388.704353] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 388.711631] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 388.718927] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 388.718992] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 388.725949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 388.725954] Call Trace: [ 388.725961] [ 388.725978] dump_stack+0x244/0x39d [ 388.725997] ? dump_stack_print_info.cold.1+0x20/0x20 [ 388.732524] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 388.741828] warn_alloc.cold.116+0xb7/0x1bd [ 388.744388] rsyslogd cpuset=/ mems_allowed=0 [ 388.746538] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 388.778920] ? lock_downgrade+0x900/0x900 [ 388.783079] ? trace_hardirqs_off+0xb8/0x310 [ 388.787505] ? trace_hardirqs_off+0xb8/0x310 [ 388.791924] __alloc_pages_slowpath+0x26e8/0x2e10 [ 388.796796] ? warn_alloc+0x120/0x120 [ 388.800617] ? warn_alloc+0x120/0x120 [ 388.804422] ? zap_class+0x640/0x640 [ 388.808144] ? warn_alloc+0x120/0x120 [ 388.811949] ? print_usage_bug+0xc0/0xc0 [ 388.816014] ? idle_cpu+0x1d0/0x1d0 [ 388.819644] ? kvm_sched_clock_read+0x9/0x20 [ 388.824055] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 388.829088] ? print_usage_bug+0xc0/0xc0 [ 388.833156] ? __lock_is_held+0xb5/0x140 [ 388.837227] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.842770] ? should_fail+0x22d/0xd01 [ 388.846668] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 388.851774] ? __lock_acquire+0x62f/0x4c20 [ 388.856014] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 388.861123] ? __lock_acquire+0x62f/0x4c20 [ 388.865361] ? should_fail+0x22d/0xd01 [ 388.869260] ? mark_held_locks+0x130/0x130 [ 388.873502] ? mark_held_locks+0x130/0x130 [ 388.877741] ? __enqueue_entity+0x10d/0x1f0 [ 388.882071] ? zap_class+0x640/0x640 [ 388.885792] ? print_usage_bug+0xc0/0xc0 [ 388.889855] ? __lock_acquire+0x62f/0x4c20 [ 388.894098] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.899644] ? check_preemption_disabled+0x48/0x280 [ 388.904674] ? __lock_is_held+0xb5/0x140 [ 388.908743] __alloc_pages_nodemask+0xa80/0xde0 [ 388.913414] ? zap_class+0x640/0x640 [ 388.917135] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 388.922169] ? find_held_lock+0x36/0x1c0 [ 388.926243] ? ____cache_alloc_node+0x1c7/0x1e0 [ 388.930916] ? lock_downgrade+0x900/0x900 [ 388.935074] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.940634] cache_grow_begin+0xa5/0x8c0 [ 388.944731] ? do_raw_spin_unlock+0xa7/0x330 [ 388.949151] fallback_alloc+0x204/0x2e0 [ 388.953134] ____cache_alloc_node+0x1c7/0x1e0 [ 388.957642] kmem_cache_alloc_node+0xe3/0x730 [ 388.962143] ? ipv6_get_ifaddr+0x42e/0x620 [ 388.966392] __alloc_skb+0x119/0x770 [ 388.970108] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 388.975391] ? netdev_alloc_frag+0x1f0/0x1f0 [ 388.979802] ? lock_downgrade+0x900/0x900 [ 388.983962] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.989507] ? refcount_sub_and_test_checked+0x203/0x310 [ 388.994971] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 389.000425] ? addrconf_rs_timer+0x690/0x690 [ 389.004847] ndisc_alloc_skb+0x144/0x340 [ 389.009031] ndisc_send_rs+0x331/0x6e0 [ 389.012942] addrconf_rs_timer+0x314/0x690 [ 389.017188] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.021435] call_timer_fn+0x272/0x920 [ 389.025327] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.029584] ? process_timeout+0x40/0x40 [ 389.033663] ? mark_held_locks+0xc7/0x130 [ 389.037814] ? _raw_spin_unlock_irq+0x27/0x80 [ 389.042309] ? _raw_spin_unlock_irq+0x27/0x80 [ 389.046806] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.051044] ? lockdep_hardirqs_on+0x296/0x5b0 [ 389.055637] ? trace_hardirqs_on+0xbd/0x310 [ 389.059963] ? kasan_check_read+0x11/0x20 [ 389.064113] ? __run_timers+0x7da/0xc70 [ 389.068098] ? trace_hardirqs_off_caller+0x310/0x310 [ 389.073214] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.077450] __run_timers+0x7e5/0xc70 [ 389.081265] ? timer_fixup_init+0x70/0x70 [ 389.085417] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 389.090438] ? zap_class+0x640/0x640 [ 389.094164] ? print_usage_bug+0xc0/0xc0 [ 389.098230] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 389.103449] ? find_held_lock+0x36/0x1c0 [ 389.107516] ? zap_class+0x640/0x640 [ 389.111238] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.116784] ? check_preemption_disabled+0x48/0x280 [ 389.121812] ? __lock_is_held+0xb5/0x140 [ 389.125880] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.131512] ? check_preemption_disabled+0x48/0x280 [ 389.136539] run_timer_softirq+0x52/0xb0 [ 389.140618] ? rcu_read_lock_sched_held+0x14f/0x180 [ 389.145641] __do_softirq+0x308/0xb7e [ 389.149540] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 389.154055] ? lock_downgrade+0x900/0x900 [ 389.158220] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 389.163333] ? pvclock_read_flags+0x160/0x160 [ 389.167834] ? lapic_next_event+0x5a/0x90 [ 389.171987] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.177531] ? kvm_clock_read+0x18/0x30 [ 389.181529] ? kvm_sched_clock_read+0x9/0x20 [ 389.185960] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.191502] ? check_preemption_disabled+0x48/0x280 [ 389.196533] irq_exit+0x17f/0x1c0 [ 389.200011] smp_apic_timer_interrupt+0x1cb/0x760 [ 389.204942] ? smp_reschedule_interrupt+0x109/0x650 [ 389.209978] ? smp_call_function_single_interrupt+0x650/0x650 [ 389.215885] ? interrupt_entry+0xb5/0xc0 [ 389.219950] ? trace_hardirqs_off_caller+0xbb/0x310 [ 389.224973] ? trace_hardirqs_off_caller+0xbb/0x310 [ 389.229993] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 389.234839] ? trace_hardirqs_on_caller+0x310/0x310 [ 389.239859] ? trace_hardirqs_on_caller+0x310/0x310 [ 389.245396] ? task_prio+0x50/0x50 [ 389.248943] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.254488] ? check_preemption_disabled+0x48/0x280 [ 389.259513] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 389.264364] apic_timer_interrupt+0xf/0x20 [ 389.268610] [ 389.270894] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 389.276004] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 389.294911] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 389.302623] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 389.309898] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 389.317172] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 389.324446] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 389.331715] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 389.339009] ? list_lru_count_one+0x1c4/0x450 [ 389.343522] list_lru_count_one+0x2fb/0x450 [ 389.347865] ? list_lru_isolate_move+0x3c0/0x3c0 [ 389.352626] ? deferred_split_count+0x65/0x170 [ 389.357211] ? shrink_huge_zero_page_count+0xc8/0x100 [ 389.362409] super_cache_count+0x153/0x2e0 [ 389.366662] do_shrink_slab+0x1b1/0xd30 [ 389.370647] ? lock_acquire+0x1ed/0x520 [ 389.374629] ? snapshot_refaults+0x290/0x290 [ 389.379039] ? lock_release+0xa00/0xa00 [ 389.383027] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 389.387971] ? down_read_trylock+0xda/0x140 [ 389.392293] ? shrink_slab+0x207/0x8c0 [ 389.396187] ? downgrade_write+0x270/0x270 [ 389.400432] shrink_slab+0x389/0x8c0 [ 389.404150] ? shrink_active_list+0x1f00/0x1f00 [ 389.408831] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 389.414461] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 389.419587] ? cgroup_procs_write_finish+0xf0/0xf0 [ 389.424529] ? find_held_lock+0x36/0x1c0 [ 389.428625] shrink_node+0x431/0x16b0 [ 389.432429] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 389.437729] ? shrink_node_memcg+0x18f0/0x18f0 [ 389.442317] ? kvm_clock_read+0x18/0x30 [ 389.446295] ? ktime_get+0x2c1/0x400 [ 389.450021] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 389.454527] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 389.460083] ? __cpuset_node_allowed+0x19b/0x660 [ 389.464848] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 389.470577] ? delayacct_end+0x5a/0x100 [ 389.474576] do_try_to_free_pages+0x3e7/0x1290 [ 389.479160] ? zap_class+0x640/0x640 [ 389.482892] ? shrink_node+0x16b0/0x16b0 [ 389.486957] ? __lock_is_held+0xb5/0x140 [ 389.491039] try_to_free_pages+0x4d0/0xb90 [ 389.495374] ? do_try_to_free_pages+0x1290/0x1290 [ 389.500231] ? lock_acquire+0x1ed/0x520 [ 389.504209] ? set_page_refcounted+0x280/0x280 [ 389.508802] ? lock_release+0xa00/0xa00 [ 389.512785] ? _raw_spin_unlock_irq+0x60/0x80 [ 389.517283] ? psi_memstall_enter+0x240/0x2b0 [ 389.521785] ? psi_memstall_tick+0x230/0x230 [ 389.526212] __alloc_pages_slowpath+0xa14/0x2e10 [ 389.530997] ? warn_alloc+0x120/0x120 [ 389.534801] ? mark_held_locks+0x130/0x130 [ 389.539053] ? find_get_entry+0xaae/0x1120 [ 389.543649] ? filemap_map_pages+0x1a20/0x1a20 [ 389.548239] ? zap_class+0x640/0x640 [ 389.551965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.557507] ? check_preemption_disabled+0x48/0x280 [ 389.562560] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.568100] ? should_fail+0x22d/0xd01 [ 389.571999] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 389.577196] ? zap_class+0x640/0x640 [ 389.580937] ? __lock_is_held+0xb5/0x140 [ 389.585010] ? mark_held_locks+0x130/0x130 [ 389.589262] ? lock_release+0xa00/0xa00 [ 389.593245] ? perf_trace_sched_process_exec+0x860/0x860 [ 389.598751] ? xa_load+0x2ba/0x460 [ 389.602294] ? lock_downgrade+0x900/0x900 [ 389.606451] ? __might_sleep+0x95/0x190 [ 389.610431] __alloc_pages_nodemask+0xa80/0xde0 [ 389.615110] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 389.620133] ? __page_cache_alloc+0x191/0x5c0 [ 389.624631] ? xa_load+0x2e1/0x460 [ 389.628177] ? xa_clear_mark+0x40/0x40 [ 389.632071] ? zap_class+0x640/0x640 [ 389.635794] ? zap_class+0x640/0x640 [ 389.639513] ? zap_class+0x640/0x640 [ 389.643252] ? __do_page_cache_readahead+0x663/0x810 [ 389.648362] ? find_held_lock+0x36/0x1c0 [ 389.652429] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 389.657980] alloc_pages_current+0x173/0x350 [ 389.662403] __page_cache_alloc+0x38c/0x5c0 [ 389.666731] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 389.671663] ? kasan_check_read+0x11/0x20 [ 389.675813] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 389.681100] ? generic_perform_write+0x6a0/0x6a0 [ 389.685952] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.691493] ? check_preemption_disabled+0x48/0x280 [ 389.696622] filemap_fault+0x1595/0x25f0 [ 389.700698] ? __lock_page_or_retry+0xa00/0xa00 [ 389.705377] ? mark_held_locks+0x130/0x130 [ 389.709628] ? filemap_map_pages+0xd6b/0x1a20 [ 389.714126] ? lock_downgrade+0x900/0x900 [ 389.718277] ? check_preemption_disabled+0x48/0x280 [ 389.723302] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 389.728233] ? kasan_check_read+0x11/0x20 [ 389.732383] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 389.737664] ? rcu_softirq_qs+0x20/0x20 [ 389.741653] ? filemap_map_pages+0xd92/0x1a20 [ 389.746162] ? find_get_entries_tag+0x1400/0x1400 [ 389.751014] ? debug_object_destroy+0x2b0/0x2b0 [ 389.755694] ? lock_pi_update_atomic+0x150/0x150 [ 389.760453] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.766004] ? lock_acquire+0x1ed/0x520 [ 389.769993] ? ext4_filemap_fault+0x7a/0xad [ 389.774322] ? lock_release+0xa00/0xa00 [ 389.778297] ? perf_trace_sched_process_exec+0x860/0x860 [ 389.783756] ? print_usage_bug+0xc0/0xc0 [ 389.787822] ? print_usage_bug+0xc0/0xc0 [ 389.791898] ? down_read+0x8d/0x120 [ 389.795545] ? ext4_filemap_fault+0x7a/0xad [ 389.799871] ? __down_interruptible+0x700/0x700 [ 389.804570] ext4_filemap_fault+0x82/0xad [ 389.808723] __do_fault+0x100/0x6b0 [ 389.812360] ? pmd_devmap_trans_unstable+0x220/0x220 [ 389.817467] ? mark_held_locks+0x130/0x130 [ 389.821707] ? mark_held_locks+0x130/0x130 [ 389.825944] ? __might_fault+0x12b/0x1e0 [ 389.830008] ? lock_downgrade+0x900/0x900 [ 389.834168] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.839714] __handle_mm_fault+0x3ea0/0x5be0 [ 389.844133] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 389.848988] ? _copy_to_user+0xc8/0x110 [ 389.852982] ? zap_class+0x640/0x640 [ 389.856699] ? zap_class+0x640/0x640 [ 389.860416] ? __x64_sys_futex+0x53e/0x6a0 [ 389.864658] ? find_held_lock+0x36/0x1c0 [ 389.868730] ? handle_mm_fault+0x42a/0xc70 [ 389.872968] ? lock_downgrade+0x900/0x900 [ 389.877117] ? check_preemption_disabled+0x48/0x280 [ 389.882139] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 389.887073] ? kasan_check_read+0x11/0x20 [ 389.891271] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 389.896562] ? rcu_softirq_qs+0x20/0x20 [ 389.900552] ? trace_hardirqs_off_caller+0x310/0x310 [ 389.905660] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.911199] ? check_preemption_disabled+0x48/0x280 [ 389.916223] handle_mm_fault+0x54f/0xc70 [ 389.920294] ? __handle_mm_fault+0x5be0/0x5be0 [ 389.924884] ? find_vma+0x34/0x190 [ 389.928432] __do_page_fault+0x5e8/0xe60 [ 389.932497] ? trace_hardirqs_off+0xb8/0x310 [ 389.936932] do_page_fault+0xf2/0x7e0 [ 389.940740] ? vmalloc_sync_all+0x30/0x30 [ 389.944892] ? error_entry+0x70/0xd0 [ 389.948611] ? trace_hardirqs_off_caller+0xbb/0x310 [ 389.953634] ? trace_hardirqs_on_caller+0xc0/0x310 [ 389.958577] ? syscall_return_slowpath+0x5e0/0x5e0 [ 389.963524] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 389.968372] ? trace_hardirqs_on_caller+0x310/0x310 [ 389.973392] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 389.978850] ? prepare_exit_to_usermode+0x291/0x3b0 [ 389.983869] ? page_fault+0x8/0x30 [ 389.987418] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 389.992269] ? page_fault+0x8/0x30 [ 389.995812] page_fault+0x1e/0x30 [ 389.999271] RIP: 0033:0x45ddf3 [ 390.002486] Code: Bad RIP value. [ 390.005909] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 390.011276] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 390.018551] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 390.025823] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 390.033098] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 390.040369] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 390.047670] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 390.047675] warn_alloc_show_mem: 1 callbacks suppressed [ 390.047681] Mem-Info: [ 390.054612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 390.054619] Call Trace: [ 390.059997] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 390.059997] active_file:13 inactive_file:12 isolated_file:0 [ 390.059997] unevictable:0 dirty:0 writeback:0 unstable:0 [ 390.059997] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 390.059997] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 390.059997] free:13770 free_pcp:132 free_cma:0 [ 390.062377] [ 390.071828] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 390.074914] dump_stack+0x244/0x39d [ 390.107952] 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 [ 390.110112] ? dump_stack_print_info.cold.1+0x20/0x20 [ 390.137964] lowmem_reserve[]: 0 2818 6321 6321 [ 390.141610] warn_alloc.cold.116+0xb7/0x1bd [ 390.167688] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 390.172883] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 390.177442] lowmem_reserve[]: 0 0 3503 3503 [ 390.181765] ? lock_downgrade+0x900/0x900 [ 390.209067] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 390.213915] ? trace_hardirqs_off+0xb8/0x310 [ 390.218209] lowmem_reserve[]: 0 0 0 0 [ 390.222359] ? trace_hardirqs_off+0xb8/0x310 [ 390.251313] 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 [ 390.255730] __alloc_pages_slowpath+0x26e8/0x2e10 [ 390.259520] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 390.263952] ? warn_alloc+0x120/0x120 [ 390.277427] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 390.282274] ? print_usage_bug+0xc0/0xc0 [ 390.297528] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 390.301320] ? warn_alloc+0x120/0x120 [ 390.316430] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 390.320502] ? warn_alloc+0x120/0x120 [ 390.329316] 2701 total pagecache pages [ 390.333114] ? print_usage_bug+0xc0/0xc0 [ 390.341674] 0 pages in swap cache [ 390.345468] ? print_usage_bug+0xc0/0xc0 [ 390.349376] Swap cache stats: add 0, delete 0, find 0/0 [ 390.353428] ? __lock_acquire+0x62f/0x4c20 [ 390.356862] Free swap = 0kB [ 390.360922] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.366257] Total swap = 0kB [ 390.366264] 1965979 pages RAM [ 390.370529] ? should_fail+0x22d/0xd01 [ 390.373526] 0 pages HighMem/MovableOnly [ 390.379062] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.382056] 342853 pages reserved [ 390.382063] 0 pages cma reserved [ 390.385166] ? __lock_acquire+0x62f/0x4c20 [ 390.389089] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 390.393005] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.398170] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 390.401540] ? __lock_acquire+0x62f/0x4c20 [ 390.404888] syz-fuzzer cpuset=/ mems_allowed=0 [ 390.409158] ? should_fail+0x22d/0xd01 [ 390.409173] ? find_held_lock+0x36/0x1c0 [ 390.447833] ? mark_held_locks+0x130/0x130 [ 390.452074] ? mark_held_locks+0x130/0x130 [ 390.456314] ? zap_class+0x640/0x640 [ 390.460035] ? zap_class+0x640/0x640 [ 390.463753] ? print_usage_bug+0xc0/0xc0 [ 390.467818] ? do_raw_spin_unlock+0xa7/0x330 [ 390.472232] ? zap_class+0x640/0x640 [ 390.475949] ? print_usage_bug+0xc0/0xc0 [ 390.480016] ? wq_watchdog_touch+0x9c/0xfe [ 390.484257] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.489810] ? check_preemption_disabled+0x48/0x280 [ 390.494856] ? __lock_is_held+0xb5/0x140 [ 390.498926] __alloc_pages_nodemask+0xa80/0xde0 [ 390.503600] ? zap_class+0x640/0x640 [ 390.507320] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 390.512352] ? find_held_lock+0x36/0x1c0 [ 390.516429] ? ____cache_alloc_node+0x1c7/0x1e0 [ 390.521103] ? lock_downgrade+0x900/0x900 [ 390.525261] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.530806] cache_grow_begin+0xa5/0x8c0 [ 390.534868] ? do_raw_spin_unlock+0xa7/0x330 [ 390.539286] fallback_alloc+0x204/0x2e0 [ 390.543267] ____cache_alloc_node+0x1c7/0x1e0 [ 390.547798] kmem_cache_alloc_node+0xe3/0x730 [ 390.552311] ? ipv6_get_ifaddr+0x42e/0x620 [ 390.556562] __alloc_skb+0x119/0x770 [ 390.560281] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 390.565565] ? netdev_alloc_frag+0x1f0/0x1f0 [ 390.569976] ? lock_downgrade+0x900/0x900 [ 390.574139] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.579683] ? refcount_sub_and_test_checked+0x203/0x310 [ 390.585141] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 390.590595] ? addrconf_rs_timer+0x690/0x690 [ 390.595017] ndisc_alloc_skb+0x144/0x340 [ 390.599085] ndisc_send_rs+0x331/0x6e0 [ 390.602979] addrconf_rs_timer+0x314/0x690 [ 390.607221] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.611493] call_timer_fn+0x272/0x920 [ 390.615383] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.619620] ? process_timeout+0x40/0x40 [ 390.623696] ? mark_held_locks+0xc7/0x130 [ 390.627847] ? _raw_spin_unlock_irq+0x27/0x80 [ 390.632347] ? _raw_spin_unlock_irq+0x27/0x80 [ 390.636842] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.641080] ? lockdep_hardirqs_on+0x296/0x5b0 [ 390.645668] ? trace_hardirqs_on+0xbd/0x310 [ 390.649991] ? kasan_check_read+0x11/0x20 [ 390.654140] ? __run_timers+0x7da/0xc70 [ 390.658119] ? trace_hardirqs_off_caller+0x310/0x310 [ 390.663232] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.667497] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.671734] __run_timers+0x7e5/0xc70 [ 390.675548] ? timer_fixup_init+0x70/0x70 [ 390.679703] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 390.684729] ? zap_class+0x640/0x640 [ 390.688484] ? print_usage_bug+0xc0/0xc0 [ 390.692552] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 390.697750] ? find_held_lock+0x36/0x1c0 [ 390.701823] ? zap_class+0x640/0x640 [ 390.705547] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.711090] ? check_preemption_disabled+0x48/0x280 [ 390.716116] ? __lock_is_held+0xb5/0x140 [ 390.720180] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.725720] ? check_preemption_disabled+0x48/0x280 [ 390.730744] run_timer_softirq+0x52/0xb0 [ 390.734987] ? rcu_read_lock_sched_held+0x14f/0x180 [ 390.740006] __do_softirq+0x308/0xb7e [ 390.743814] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 390.748310] ? lock_downgrade+0x900/0x900 [ 390.752499] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 390.757615] ? pvclock_read_flags+0x160/0x160 [ 390.762116] ? lapic_next_event+0x5a/0x90 [ 390.766270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.771815] ? kvm_clock_read+0x18/0x30 [ 390.775794] ? kvm_sched_clock_read+0x9/0x20 [ 390.780208] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.785747] ? check_preemption_disabled+0x48/0x280 [ 390.790773] irq_exit+0x17f/0x1c0 [ 390.794229] smp_apic_timer_interrupt+0x1cb/0x760 [ 390.799075] ? smp_reschedule_interrupt+0x109/0x650 [ 390.804095] ? smp_call_function_single_interrupt+0x650/0x650 [ 390.809984] ? interrupt_entry+0xb5/0xc0 [ 390.814050] ? trace_hardirqs_off_caller+0xbb/0x310 [ 390.819073] ? trace_hardirqs_off_caller+0xbb/0x310 [ 390.824094] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 390.828942] ? trace_hardirqs_on_caller+0x310/0x310 [ 390.833959] ? trace_hardirqs_on_caller+0x310/0x310 [ 390.838976] ? task_prio+0x50/0x50 [ 390.842544] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.848084] ? check_preemption_disabled+0x48/0x280 [ 390.853112] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 390.857969] apic_timer_interrupt+0xf/0x20 [ 390.862202] [ 390.864442] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 390.869504] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 390.888513] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 390.896223] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 390.903494] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 390.910775] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 390.918090] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 390.925363] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 390.932666] rcu_read_lock_held+0xa9/0xc0 [ 390.936820] list_lru_count_one+0x31a/0x450 [ 390.941147] ? list_lru_isolate_move+0x3c0/0x3c0 [ 390.946341] ? shmem_free_inode+0xd0/0xd0 [ 390.950528] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.956069] ? ubifs_shrink_count+0xc4/0x100 [ 390.960505] super_cache_count+0x153/0x2e0 [ 390.964752] do_shrink_slab+0x1b1/0xd30 [ 390.968733] ? lock_acquire+0x1ed/0x520 [ 390.972717] ? snapshot_refaults+0x290/0x290 [ 390.977132] ? lock_release+0xa00/0xa00 [ 390.981115] ? perf_trace_sched_process_exec+0x860/0x860 [ 390.986580] ? down_read_trylock+0xda/0x140 [ 390.990903] ? shrink_slab+0x207/0x8c0 [ 390.994793] ? downgrade_write+0x270/0x270 [ 390.999044] shrink_slab+0x389/0x8c0 [ 391.002761] ? shrink_active_list+0x1f00/0x1f00 [ 391.007439] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 391.013088] ? trace_hardirqs_on+0xbd/0x310 [ 391.017411] ? vmpressure+0x271/0x340 [ 391.021220] ? trace_hardirqs_off_caller+0x310/0x310 [ 391.026331] ? cgroup_procs_write_finish+0xf0/0xf0 [ 391.031280] shrink_node+0x431/0x16b0 [ 391.035085] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 391.040389] ? shrink_node_memcg+0x18f0/0x18f0 [ 391.044990] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 391.049590] ? trace_hardirqs_on+0xbd/0x310 [ 391.053977] ? vmpressure+0x271/0x340 [ 391.057826] ? do_raw_spin_unlock+0xa7/0x330 [ 391.062238] ? do_raw_spin_trylock+0x270/0x270 [ 391.066828] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 391.072414] ? __cpuset_node_allowed+0x19b/0x660 [ 391.077194] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 391.082905] ? vmpressure+0x1a2/0x340 [ 391.086722] do_try_to_free_pages+0x3e7/0x1290 [ 391.091325] ? shrink_node+0x16b0/0x16b0 [ 391.095391] ? __lock_is_held+0xb5/0x140 [ 391.099482] try_to_free_pages+0x4d0/0xb90 [ 391.103734] ? do_try_to_free_pages+0x1290/0x1290 [ 391.108638] ? lock_acquire+0x1ed/0x520 [ 391.112619] ? set_page_refcounted+0x280/0x280 [ 391.117215] ? lock_release+0xa00/0xa00 [ 391.121196] ? _raw_spin_unlock_irq+0x60/0x80 [ 391.125696] ? psi_memstall_enter+0x240/0x2b0 [ 391.130197] ? psi_memstall_tick+0x230/0x230 [ 391.134614] ? trace_hardirqs_off+0xb8/0x310 [ 391.139033] __alloc_pages_slowpath+0xa14/0x2e10 [ 391.143821] ? warn_alloc+0x120/0x120 [ 391.147627] ? mark_held_locks+0x130/0x130 [ 391.151876] ? warn_alloc+0x120/0x120 [ 391.155681] ? print_usage_bug+0xc0/0xc0 [ 391.159748] ? print_usage_bug+0xc0/0xc0 [ 391.163817] ? print_usage_bug+0xc0/0xc0 [ 391.167885] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.173425] ? should_fail+0x22d/0xd01 [ 391.177330] ? zap_class+0x640/0x640 [ 391.181049] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 391.186156] ? zap_class+0x640/0x640 [ 391.189876] ? zap_class+0x640/0x640 [ 391.193608] ? __lock_is_held+0xb5/0x140 [ 391.197680] ? zap_class+0x640/0x640 [ 391.201398] ? lock_release+0xa00/0xa00 [ 391.205376] ? perf_trace_sched_process_exec+0x860/0x860 [ 391.210827] ? check_preemption_disabled+0x48/0x280 [ 391.215853] ? __might_sleep+0x95/0x190 [ 391.219840] __alloc_pages_nodemask+0xa80/0xde0 [ 391.224517] ? zap_class+0x640/0x640 [ 391.228286] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 391.233321] ? mark_held_locks+0xc7/0x130 [ 391.237492] ? cache_grow_begin+0x65/0x8c0 [ 391.242454] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 391.247043] ? trace_hardirqs_on+0xbd/0x310 [ 391.251370] ? fallback_alloc+0x204/0x2e0 [ 391.255523] ? trace_hardirqs_off_caller+0x310/0x310 [ 391.260635] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 391.266182] cache_grow_begin+0xa5/0x8c0 [ 391.270248] ? do_raw_spin_unlock+0xa7/0x330 [ 391.274668] fallback_alloc+0x204/0x2e0 [ 391.278651] ____cache_alloc_node+0x1c7/0x1e0 [ 391.283157] kmem_cache_alloc_trace+0x214/0x750 [ 391.287836] do_syslog+0xb9b/0x1690 [ 391.291485] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 391.296512] ? finish_wait+0x430/0x430 [ 391.300406] ? aa_path_link+0x5e0/0x5e0 [ 391.304412] kmsg_read+0x8f/0xc0 [ 391.307798] ? kmsg_poll+0xb0/0xb0 [ 391.311344] proc_reg_read+0x2a3/0x3d0 [ 391.315249] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 391.320185] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 391.324777] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.330320] ? fsnotify+0x4e5/0xf20 [ 391.333957] __vfs_read+0x117/0x9b0 [ 391.337592] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 391.342573] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 391.347526] ? vfs_copy_file_range+0xb90/0xb90 [ 391.352116] ? fsnotify+0xf20/0xf20 [ 391.355747] ? fsnotify_first_mark+0x350/0x350 [ 391.360345] ? security_file_permission+0x1c2/0x220 [ 391.365367] ? rw_verify_area+0x118/0x360 [ 391.369526] vfs_read+0x17f/0x3c0 [ 391.372996] ksys_read+0x101/0x260 [ 391.376546] ? kernel_write+0x120/0x120 [ 391.380536] ? trace_hardirqs_off_caller+0x310/0x310 [ 391.385649] __x64_sys_read+0x73/0xb0 [ 391.389473] do_syscall_64+0x1b9/0x820 [ 391.393363] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 391.398732] ? syscall_return_slowpath+0x5e0/0x5e0 [ 391.403663] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 391.408513] ? trace_hardirqs_on_caller+0x310/0x310 [ 391.413535] ? prepare_exit_to_usermode+0x291/0x3b0 [ 391.418561] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 391.423411] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 391.428622] RIP: 0033:0x7f126a43d1fd [ 391.432356] Code: Bad RIP value. [ 391.435723] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 391.443449] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 391.450723] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 391.457995] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 391.465352] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 391.472627] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 391.479921] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 391.479988] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 391.486952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 391.486957] Call Trace: [ 391.486963] [ 391.486982] dump_stack+0x244/0x39d [ 391.487000] ? dump_stack_print_info.cold.1+0x20/0x20 [ 391.493571] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 391.502880] warn_alloc.cold.116+0xb7/0x1bd [ 391.505453] rsyslogd cpuset=/ mems_allowed=0 [ 391.507603] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 391.539993] ? lock_downgrade+0x900/0x900 [ 391.544158] ? trace_hardirqs_off+0xb8/0x310 [ 391.548702] ? trace_hardirqs_off+0xb8/0x310 [ 391.553126] __alloc_pages_slowpath+0x26e8/0x2e10 [ 391.557998] ? warn_alloc+0x120/0x120 [ 391.561803] ? print_usage_bug+0xc0/0xc0 [ 391.565867] ? warn_alloc+0x120/0x120 [ 391.569678] ? warn_alloc+0x120/0x120 [ 391.573491] ? print_usage_bug+0xc0/0xc0 [ 391.577569] ? kvm_clock_read+0x18/0x30 [ 391.581551] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 391.586571] ? print_usage_bug+0xc0/0xc0 [ 391.590641] ? __lock_acquire+0x62f/0x4c20 [ 391.594906] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.600463] ? should_fail+0x22d/0xd01 [ 391.604353] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 391.609637] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 391.614742] ? __lock_acquire+0x62f/0x4c20 [ 391.618986] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 391.624094] ? __lock_acquire+0x62f/0x4c20 [ 391.628431] ? should_fail+0x22d/0xd01 [ 391.632323] ? rcu_irq_exit+0x1a2/0x390 [ 391.636308] ? mark_held_locks+0x130/0x130 [ 391.640551] ? mark_held_locks+0x130/0x130 [ 391.644793] ? mark_held_locks+0xc7/0x130 [ 391.648947] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 391.653966] ? zap_class+0x640/0x640 [ 391.657688] ? print_usage_bug+0xc0/0xc0 [ 391.661756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.667299] ? check_preemption_disabled+0x48/0x280 [ 391.672327] ? __lock_is_held+0xb5/0x140 [ 391.676401] __alloc_pages_nodemask+0xa80/0xde0 [ 391.681135] ? zap_class+0x640/0x640 [ 391.684862] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 391.689895] ? find_held_lock+0x36/0x1c0 [ 391.693970] ? ____cache_alloc_node+0x1c7/0x1e0 [ 391.698644] ? lock_downgrade+0x900/0x900 [ 391.702803] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.708350] cache_grow_begin+0xa5/0x8c0 [ 391.712431] ? do_raw_spin_unlock+0xa7/0x330 [ 391.716868] fallback_alloc+0x204/0x2e0 [ 391.720855] ____cache_alloc_node+0x1c7/0x1e0 [ 391.725358] kmem_cache_alloc_node+0xe3/0x730 [ 391.729880] ? ipv6_get_ifaddr+0x42e/0x620 [ 391.734133] __alloc_skb+0x119/0x770 [ 391.737855] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 391.743140] ? netdev_alloc_frag+0x1f0/0x1f0 [ 391.747553] ? lock_downgrade+0x900/0x900 [ 391.751712] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.757254] ? refcount_sub_and_test_checked+0x203/0x310 [ 391.762711] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 391.768165] ? addrconf_rs_timer+0x690/0x690 [ 391.772591] ndisc_alloc_skb+0x144/0x340 [ 391.776660] ndisc_send_rs+0x331/0x6e0 [ 391.780556] addrconf_rs_timer+0x314/0x690 [ 391.784801] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.789051] call_timer_fn+0x272/0x920 [ 391.792944] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.797181] ? process_timeout+0x40/0x40 [ 391.801258] ? mark_held_locks+0xc7/0x130 [ 391.805425] ? _raw_spin_unlock_irq+0x27/0x80 [ 391.809930] ? _raw_spin_unlock_irq+0x27/0x80 [ 391.814439] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.818679] ? lockdep_hardirqs_on+0x296/0x5b0 [ 391.823267] ? trace_hardirqs_on+0xbd/0x310 [ 391.827637] ? kasan_check_read+0x11/0x20 [ 391.831788] ? __run_timers+0x7da/0xc70 [ 391.835767] ? trace_hardirqs_off_caller+0x310/0x310 [ 391.840878] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.845129] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.849364] __run_timers+0x7e5/0xc70 [ 391.853189] ? timer_fixup_init+0x70/0x70 [ 391.857342] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 391.862362] ? zap_class+0x640/0x640 [ 391.866102] ? print_usage_bug+0xc0/0xc0 [ 391.870169] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 391.875368] ? find_held_lock+0x36/0x1c0 [ 391.879474] ? zap_class+0x640/0x640 [ 391.883199] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.888741] ? check_preemption_disabled+0x48/0x280 [ 391.893775] ? __lock_is_held+0xb5/0x140 [ 391.897845] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.903385] ? check_preemption_disabled+0x48/0x280 [ 391.908442] run_timer_softirq+0x52/0xb0 [ 391.912509] ? rcu_read_lock_sched_held+0x14f/0x180 [ 391.917535] __do_softirq+0x308/0xb7e [ 391.921347] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 391.925845] ? lock_downgrade+0x900/0x900 [ 391.930003] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 391.935121] ? pvclock_read_flags+0x160/0x160 [ 391.939625] ? lapic_next_event+0x5a/0x90 [ 391.943781] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.949329] ? kvm_clock_read+0x18/0x30 [ 391.953310] ? kvm_sched_clock_read+0x9/0x20 [ 391.957723] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.963271] ? check_preemption_disabled+0x48/0x280 [ 391.968301] irq_exit+0x17f/0x1c0 [ 391.971847] smp_apic_timer_interrupt+0x1cb/0x760 [ 391.976692] ? smp_reschedule_interrupt+0x109/0x650 [ 391.981713] ? smp_call_function_single_interrupt+0x650/0x650 [ 391.987603] ? interrupt_entry+0xb5/0xc0 [ 391.991670] ? trace_hardirqs_off_caller+0xbb/0x310 [ 391.996693] ? trace_hardirqs_off_caller+0xbb/0x310 [ 392.001717] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 392.006570] ? trace_hardirqs_on_caller+0x310/0x310 [ 392.011592] ? trace_hardirqs_on_caller+0x310/0x310 [ 392.016614] ? task_prio+0x50/0x50 [ 392.020163] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.025706] ? check_preemption_disabled+0x48/0x280 [ 392.030732] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 392.035585] apic_timer_interrupt+0xf/0x20 [ 392.039816] [ 392.042062] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 392.047267] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 392.066174] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 392.074213] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 392.081497] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 392.088773] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 392.096046] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 392.103317] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 392.110623] ? list_lru_count_one+0x1c4/0x450 [ 392.115136] list_lru_count_one+0x2fb/0x450 [ 392.119507] ? list_lru_isolate_move+0x3c0/0x3c0 [ 392.124274] ? deferred_split_count+0x65/0x170 [ 392.128870] ? shrink_huge_zero_page_count+0xc8/0x100 [ 392.134074] super_cache_count+0x153/0x2e0 [ 392.138319] do_shrink_slab+0x1b1/0xd30 [ 392.142303] ? lock_acquire+0x1ed/0x520 [ 392.146285] ? snapshot_refaults+0x290/0x290 [ 392.150701] ? lock_release+0xa00/0xa00 [ 392.154684] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 392.159629] ? down_read_trylock+0xda/0x140 [ 392.163952] ? shrink_slab+0x207/0x8c0 [ 392.167844] ? downgrade_write+0x270/0x270 [ 392.172118] shrink_slab+0x389/0x8c0 [ 392.175834] ? shrink_active_list+0x1f00/0x1f00 [ 392.180517] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 392.186151] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 392.191349] ? cgroup_procs_write_finish+0xf0/0xf0 [ 392.196303] ? find_held_lock+0x36/0x1c0 [ 392.200393] shrink_node+0x431/0x16b0 [ 392.204198] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 392.209501] ? shrink_node_memcg+0x18f0/0x18f0 [ 392.214092] ? kvm_clock_read+0x18/0x30 [ 392.218116] ? ktime_get+0x2c1/0x400 [ 392.221886] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 392.226405] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 392.231946] ? __cpuset_node_allowed+0x19b/0x660 [ 392.236718] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 392.242437] ? delayacct_end+0x5a/0x100 [ 392.246426] do_try_to_free_pages+0x3e7/0x1290 [ 392.251057] ? zap_class+0x640/0x640 [ 392.254790] ? shrink_node+0x16b0/0x16b0 [ 392.258905] ? __lock_is_held+0xb5/0x140 [ 392.262986] try_to_free_pages+0x4d0/0xb90 [ 392.267228] ? do_try_to_free_pages+0x1290/0x1290 [ 392.272083] ? lock_acquire+0x1ed/0x520 [ 392.276065] ? set_page_refcounted+0x280/0x280 [ 392.280656] ? lock_release+0xa00/0xa00 [ 392.284634] ? _raw_spin_unlock_irq+0x60/0x80 [ 392.289133] ? psi_memstall_enter+0x240/0x2b0 [ 392.293632] ? psi_memstall_tick+0x230/0x230 [ 392.298057] __alloc_pages_slowpath+0xa14/0x2e10 [ 392.302892] ? warn_alloc+0x120/0x120 [ 392.306695] ? mark_held_locks+0x130/0x130 [ 392.310941] ? find_get_entry+0xaae/0x1120 [ 392.315189] ? filemap_map_pages+0x1a20/0x1a20 [ 392.319786] ? zap_class+0x640/0x640 [ 392.323508] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.329052] ? check_preemption_disabled+0x48/0x280 [ 392.334073] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.339641] ? should_fail+0x22d/0xd01 [ 392.343536] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 392.348645] ? zap_class+0x640/0x640 [ 392.352426] ? __lock_is_held+0xb5/0x140 [ 392.356500] ? mark_held_locks+0x130/0x130 [ 392.360746] ? lock_release+0xa00/0xa00 [ 392.364726] ? perf_trace_sched_process_exec+0x860/0x860 [ 392.370181] ? xa_load+0x2ba/0x460 [ 392.373727] ? lock_downgrade+0x900/0x900 [ 392.377888] ? __might_sleep+0x95/0x190 [ 392.381881] __alloc_pages_nodemask+0xa80/0xde0 [ 392.386563] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 392.391582] ? __page_cache_alloc+0x191/0x5c0 [ 392.396084] ? xa_load+0x2e1/0x460 [ 392.399630] ? xa_clear_mark+0x40/0x40 [ 392.403522] ? zap_class+0x640/0x640 [ 392.407246] ? zap_class+0x640/0x640 [ 392.410964] ? zap_class+0x640/0x640 [ 392.414681] ? __do_page_cache_readahead+0x663/0x810 [ 392.419796] ? find_held_lock+0x36/0x1c0 [ 392.423863] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 392.429445] alloc_pages_current+0x173/0x350 [ 392.433862] __page_cache_alloc+0x38c/0x5c0 [ 392.438191] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 392.443651] ? kasan_check_read+0x11/0x20 [ 392.447804] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 392.453090] ? generic_perform_write+0x6a0/0x6a0 [ 392.457850] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.463408] ? check_preemption_disabled+0x48/0x280 [ 392.468441] filemap_fault+0x1595/0x25f0 [ 392.472519] ? __lock_page_or_retry+0xa00/0xa00 [ 392.477285] ? mark_held_locks+0x130/0x130 [ 392.481533] ? filemap_map_pages+0xd6b/0x1a20 [ 392.486033] ? lock_downgrade+0x900/0x900 [ 392.490185] ? check_preemption_disabled+0x48/0x280 [ 392.495260] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 392.500236] ? kasan_check_read+0x11/0x20 [ 392.504400] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 392.509679] ? rcu_softirq_qs+0x20/0x20 [ 392.513668] ? filemap_map_pages+0xd92/0x1a20 [ 392.518177] ? find_get_entries_tag+0x1400/0x1400 [ 392.523029] ? debug_object_destroy+0x2b0/0x2b0 [ 392.527707] ? lock_pi_update_atomic+0x150/0x150 [ 392.532469] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.538020] ? lock_acquire+0x1ed/0x520 [ 392.541997] ? ext4_filemap_fault+0x7a/0xad [ 392.546327] ? lock_release+0xa00/0xa00 [ 392.550320] ? perf_trace_sched_process_exec+0x860/0x860 [ 392.555792] ? print_usage_bug+0xc0/0xc0 [ 392.559864] ? print_usage_bug+0xc0/0xc0 [ 392.563944] ? down_read+0x8d/0x120 [ 392.567573] ? ext4_filemap_fault+0x7a/0xad [ 392.571898] ? __down_interruptible+0x700/0x700 [ 392.576579] ext4_filemap_fault+0x82/0xad [ 392.580732] __do_fault+0x100/0x6b0 [ 392.584381] ? pmd_devmap_trans_unstable+0x220/0x220 [ 392.589491] ? mark_held_locks+0x130/0x130 [ 392.593730] ? mark_held_locks+0x130/0x130 [ 392.598079] ? __might_fault+0x12b/0x1e0 [ 392.602144] ? lock_downgrade+0x900/0x900 [ 392.606303] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.611848] __handle_mm_fault+0x3ea0/0x5be0 [ 392.616275] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 392.621126] ? _copy_to_user+0xc8/0x110 [ 392.625118] ? zap_class+0x640/0x640 [ 392.628837] ? zap_class+0x640/0x640 [ 392.632560] ? __x64_sys_futex+0x53e/0x6a0 [ 392.636804] ? find_held_lock+0x36/0x1c0 [ 392.640881] ? handle_mm_fault+0x42a/0xc70 [ 392.645126] ? lock_downgrade+0x900/0x900 [ 392.649278] ? check_preemption_disabled+0x48/0x280 [ 392.654301] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 392.659233] ? kasan_check_read+0x11/0x20 [ 392.663393] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 392.668678] ? rcu_softirq_qs+0x20/0x20 [ 392.672661] ? trace_hardirqs_off_caller+0x310/0x310 [ 392.677772] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.683315] ? check_preemption_disabled+0x48/0x280 [ 392.688373] handle_mm_fault+0x54f/0xc70 [ 392.692447] ? __handle_mm_fault+0x5be0/0x5be0 [ 392.697040] ? find_vma+0x34/0x190 [ 392.700589] __do_page_fault+0x5e8/0xe60 [ 392.704652] ? trace_hardirqs_off+0xb8/0x310 [ 392.709072] do_page_fault+0xf2/0x7e0 [ 392.712882] ? vmalloc_sync_all+0x30/0x30 [ 392.717035] ? error_entry+0x70/0xd0 [ 392.720753] ? trace_hardirqs_off_caller+0xbb/0x310 [ 392.725773] ? trace_hardirqs_on_caller+0xc0/0x310 [ 392.730710] ? syscall_return_slowpath+0x5e0/0x5e0 [ 392.735645] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 392.740492] ? trace_hardirqs_on_caller+0x310/0x310 [ 392.745513] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 392.750972] ? prepare_exit_to_usermode+0x291/0x3b0 [ 392.755996] ? page_fault+0x8/0x30 [ 392.759547] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 392.764400] ? page_fault+0x8/0x30 [ 392.767947] page_fault+0x1e/0x30 [ 392.771404] RIP: 0033:0x45ddf3 [ 392.774611] Code: Bad RIP value. [ 392.777977] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 392.783393] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 392.790664] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 392.797936] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 392.805212] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 392.812488] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 392.819782] warn_alloc_show_mem: 1 callbacks suppressed [ 392.819792] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 392.819794] Mem-Info: [ 392.819822] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 392.819822] active_file:13 inactive_file:12 isolated_file:0 [ 392.819822] unevictable:0 dirty:0 writeback:0 unstable:0 [ 392.819822] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 392.819822] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 392.819822] free:13770 free_pcp:132 free_cma:0 [ 392.825172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 392.832016] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 392.834417] Call Trace: [ 392.867455] 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 [ 392.876807] [ 392.904632] lowmem_reserve[]: 0 2818 6321 6321 [ 392.907226] dump_stack+0x244/0x39d [ 392.933318] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 392.935493] ? dump_stack_print_info.cold.1+0x20/0x20 [ 392.940046] lowmem_reserve[]: 0 0 3503 3503 [ 392.943686] warn_alloc.cold.116+0xb7/0x1bd [ 392.971106] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 392.976309] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 392.980608] lowmem_reserve[]: 0 0 0 0 [ 392.984932] ? lock_downgrade+0x900/0x900 [ 393.013921] 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 [ 393.018776] ? trace_hardirqs_off+0xb8/0x310 [ 393.022554] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 393.026705] ? trace_hardirqs_off+0xb8/0x310 [ 393.040239] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 393.044661] __alloc_pages_slowpath+0x26e8/0x2e10 [ 393.059902] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 393.064346] ? warn_alloc+0x120/0x120 [ 393.079397] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 393.084235] ? print_usage_bug+0xc0/0xc0 [ 393.093050] 2701 total pagecache pages [ 393.096848] ? warn_alloc+0x120/0x120 [ 393.105412] 0 pages in swap cache [ 393.109471] ? warn_alloc+0x120/0x120 [ 393.113350] Swap cache stats: add 0, delete 0, find 0/0 [ 393.113357] Free swap = 0kB [ 393.117152] ? print_usage_bug+0xc0/0xc0 [ 393.120583] Total swap = 0kB [ 393.124383] ? print_usage_bug+0xc0/0xc0 [ 393.129721] 1965979 pages RAM [ 393.132737] ? __lock_acquire+0x62f/0x4c20 [ 393.136787] 0 pages HighMem/MovableOnly [ 393.136794] 342853 pages reserved [ 393.139815] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.143853] 0 pages cma reserved [ 393.143925] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 393.146962] ? should_fail+0x22d/0xd01 [ 393.146980] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 393.146996] ? __lock_acquire+0x62f/0x4c20 [ 393.151268] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 393.155234] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 393.158670] syz-fuzzer cpuset=/ mems_allowed=0 [ 393.164197] ? __lock_acquire+0x62f/0x4c20 [ 393.164213] ? should_fail+0x22d/0xd01 [ 393.215268] ? find_held_lock+0x36/0x1c0 [ 393.219360] ? mark_held_locks+0x130/0x130 [ 393.223603] ? mark_held_locks+0x130/0x130 [ 393.227839] ? zap_class+0x640/0x640 [ 393.231558] ? zap_class+0x640/0x640 [ 393.235280] ? print_usage_bug+0xc0/0xc0 [ 393.239369] ? do_raw_spin_unlock+0xa7/0x330 [ 393.244160] ? zap_class+0x640/0x640 [ 393.247878] ? print_usage_bug+0xc0/0xc0 [ 393.251944] ? wq_watchdog_touch+0x9c/0xfe [ 393.256184] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.261726] ? check_preemption_disabled+0x48/0x280 [ 393.266758] ? __lock_is_held+0xb5/0x140 [ 393.270829] __alloc_pages_nodemask+0xa80/0xde0 [ 393.275503] ? zap_class+0x640/0x640 [ 393.279224] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 393.284258] ? find_held_lock+0x36/0x1c0 [ 393.288347] ? ____cache_alloc_node+0x1c7/0x1e0 [ 393.293020] ? lock_downgrade+0x900/0x900 [ 393.297178] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.302722] cache_grow_begin+0xa5/0x8c0 [ 393.306785] ? do_raw_spin_unlock+0xa7/0x330 [ 393.311202] fallback_alloc+0x204/0x2e0 [ 393.315190] ____cache_alloc_node+0x1c7/0x1e0 [ 393.319706] kmem_cache_alloc_node+0xe3/0x730 [ 393.324206] ? ipv6_get_ifaddr+0x42e/0x620 [ 393.328460] __alloc_skb+0x119/0x770 [ 393.332177] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 393.337465] ? netdev_alloc_frag+0x1f0/0x1f0 [ 393.341879] ? lock_downgrade+0x900/0x900 [ 393.346037] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.351579] ? refcount_sub_and_test_checked+0x203/0x310 [ 393.357039] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 393.362492] ? addrconf_rs_timer+0x690/0x690 [ 393.366913] ndisc_alloc_skb+0x144/0x340 [ 393.371070] ndisc_send_rs+0x331/0x6e0 [ 393.374966] addrconf_rs_timer+0x314/0x690 [ 393.379213] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.383465] call_timer_fn+0x272/0x920 [ 393.387408] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.391651] ? process_timeout+0x40/0x40 [ 393.395728] ? mark_held_locks+0xc7/0x130 [ 393.399880] ? _raw_spin_unlock_irq+0x27/0x80 [ 393.404377] ? _raw_spin_unlock_irq+0x27/0x80 [ 393.408872] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.413112] ? lockdep_hardirqs_on+0x296/0x5b0 [ 393.417700] ? trace_hardirqs_on+0xbd/0x310 [ 393.422028] ? kasan_check_read+0x11/0x20 [ 393.426180] ? __run_timers+0x7da/0xc70 [ 393.430158] ? trace_hardirqs_off_caller+0x310/0x310 [ 393.435272] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.439533] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.443772] __run_timers+0x7e5/0xc70 [ 393.447585] ? timer_fixup_init+0x70/0x70 [ 393.451738] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 393.456758] ? zap_class+0x640/0x640 [ 393.460483] ? print_usage_bug+0xc0/0xc0 [ 393.464550] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 393.469752] ? find_held_lock+0x36/0x1c0 [ 393.473822] ? zap_class+0x640/0x640 [ 393.477561] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.483104] ? check_preemption_disabled+0x48/0x280 [ 393.488134] ? __lock_is_held+0xb5/0x140 [ 393.492199] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.497743] ? check_preemption_disabled+0x48/0x280 [ 393.502767] run_timer_softirq+0x52/0xb0 [ 393.506829] ? rcu_read_lock_sched_held+0x14f/0x180 [ 393.511851] __do_softirq+0x308/0xb7e [ 393.515662] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 393.520160] ? lock_downgrade+0x900/0x900 [ 393.524337] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 393.529448] ? pvclock_read_flags+0x160/0x160 [ 393.533948] ? lapic_next_event+0x5a/0x90 [ 393.538105] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.543650] ? kvm_clock_read+0x18/0x30 [ 393.547637] ? kvm_sched_clock_read+0x9/0x20 [ 393.552057] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.557597] ? check_preemption_disabled+0x48/0x280 [ 393.562627] irq_exit+0x17f/0x1c0 [ 393.566084] smp_apic_timer_interrupt+0x1cb/0x760 [ 393.570928] ? smp_reschedule_interrupt+0x109/0x650 [ 393.575952] ? smp_call_function_single_interrupt+0x650/0x650 [ 393.581840] ? interrupt_entry+0xb5/0xc0 [ 393.585910] ? trace_hardirqs_off_caller+0xbb/0x310 [ 393.590926] ? trace_hardirqs_off_caller+0xbb/0x310 [ 393.595946] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.600798] ? trace_hardirqs_on_caller+0x310/0x310 [ 393.605817] ? trace_hardirqs_on_caller+0x310/0x310 [ 393.610839] ? task_prio+0x50/0x50 [ 393.614385] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.619926] ? check_preemption_disabled+0x48/0x280 [ 393.624950] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.629803] apic_timer_interrupt+0xf/0x20 [ 393.634034] [ 393.636282] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 393.641332] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 393.660236] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 393.667947] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 393.675273] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 393.682561] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 393.689835] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 393.697197] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 393.704504] rcu_read_lock_held+0xa9/0xc0 [ 393.708659] list_lru_count_one+0x31a/0x450 [ 393.712983] ? list_lru_isolate_move+0x3c0/0x3c0 [ 393.717740] ? shmem_free_inode+0xd0/0xd0 [ 393.721894] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.727435] ? ubifs_shrink_count+0xc4/0x100 [ 393.731852] super_cache_count+0x153/0x2e0 [ 393.736094] do_shrink_slab+0x1b1/0xd30 [ 393.740081] ? lock_acquire+0x1ed/0x520 [ 393.744061] ? snapshot_refaults+0x290/0x290 [ 393.748473] ? lock_release+0xa00/0xa00 [ 393.752472] ? perf_trace_sched_process_exec+0x860/0x860 [ 393.757933] ? down_read_trylock+0xda/0x140 [ 393.762261] ? shrink_slab+0x207/0x8c0 [ 393.766175] ? downgrade_write+0x270/0x270 [ 393.770425] shrink_slab+0x389/0x8c0 [ 393.774142] ? shrink_active_list+0x1f00/0x1f00 [ 393.778822] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 393.784455] ? trace_hardirqs_on+0xbd/0x310 [ 393.788780] ? vmpressure+0x271/0x340 [ 393.792584] ? trace_hardirqs_off_caller+0x310/0x310 [ 393.797697] ? cgroup_procs_write_finish+0xf0/0xf0 [ 393.802646] shrink_node+0x431/0x16b0 [ 393.806453] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 393.811760] ? shrink_node_memcg+0x18f0/0x18f0 [ 393.816346] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 393.820977] ? trace_hardirqs_on+0xbd/0x310 [ 393.825366] ? vmpressure+0x271/0x340 [ 393.829170] ? do_raw_spin_unlock+0xa7/0x330 [ 393.833583] ? do_raw_spin_trylock+0x270/0x270 [ 393.838176] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 393.843716] ? __cpuset_node_allowed+0x19b/0x660 [ 393.848477] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 393.854189] ? vmpressure+0x1a2/0x340 [ 393.858001] do_try_to_free_pages+0x3e7/0x1290 [ 393.862602] ? shrink_node+0x16b0/0x16b0 [ 393.866669] ? __lock_is_held+0xb5/0x140 [ 393.870748] try_to_free_pages+0x4d0/0xb90 [ 393.874992] ? do_try_to_free_pages+0x1290/0x1290 [ 393.879853] ? lock_acquire+0x1ed/0x520 [ 393.883830] ? set_page_refcounted+0x280/0x280 [ 393.888423] ? lock_release+0xa00/0xa00 [ 393.892402] ? _raw_spin_unlock_irq+0x60/0x80 [ 393.896901] ? psi_memstall_enter+0x240/0x2b0 [ 393.901402] ? psi_memstall_tick+0x230/0x230 [ 393.905815] ? trace_hardirqs_off+0xb8/0x310 [ 393.910234] __alloc_pages_slowpath+0xa14/0x2e10 [ 393.915023] ? warn_alloc+0x120/0x120 [ 393.918826] ? mark_held_locks+0x130/0x130 [ 393.923073] ? warn_alloc+0x120/0x120 [ 393.926882] ? print_usage_bug+0xc0/0xc0 [ 393.930951] ? print_usage_bug+0xc0/0xc0 [ 393.935024] ? print_usage_bug+0xc0/0xc0 [ 393.939092] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.944630] ? should_fail+0x22d/0xd01 [ 393.948520] ? zap_class+0x640/0x640 [ 393.952243] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 393.957368] ? zap_class+0x640/0x640 [ 393.961091] ? zap_class+0x640/0x640 [ 393.964825] ? __lock_is_held+0xb5/0x140 [ 393.968898] ? zap_class+0x640/0x640 [ 393.972624] ? lock_release+0xa00/0xa00 [ 393.976602] ? perf_trace_sched_process_exec+0x860/0x860 [ 393.982056] ? check_preemption_disabled+0x48/0x280 [ 393.987083] ? __might_sleep+0x95/0x190 [ 393.991070] __alloc_pages_nodemask+0xa80/0xde0 [ 393.995740] ? zap_class+0x640/0x640 [ 393.999462] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 394.004491] ? mark_held_locks+0xc7/0x130 [ 394.008655] ? cache_grow_begin+0x65/0x8c0 [ 394.012894] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 394.017480] ? trace_hardirqs_on+0xbd/0x310 [ 394.021804] ? fallback_alloc+0x204/0x2e0 [ 394.026052] ? trace_hardirqs_off_caller+0x310/0x310 [ 394.031164] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 394.036710] cache_grow_begin+0xa5/0x8c0 [ 394.040782] ? do_raw_spin_unlock+0xa7/0x330 [ 394.045202] fallback_alloc+0x204/0x2e0 [ 394.049184] ____cache_alloc_node+0x1c7/0x1e0 [ 394.053688] kmem_cache_alloc_trace+0x214/0x750 [ 394.058370] do_syslog+0xb9b/0x1690 [ 394.062012] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 394.067037] ? finish_wait+0x430/0x430 [ 394.070976] ? aa_path_link+0x5e0/0x5e0 [ 394.075539] kmsg_read+0x8f/0xc0 [ 394.078913] ? kmsg_poll+0xb0/0xb0 [ 394.082459] proc_reg_read+0x2a3/0x3d0 [ 394.086360] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 394.091312] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 394.095902] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.101445] ? fsnotify+0x4e5/0xf20 [ 394.105082] __vfs_read+0x117/0x9b0 [ 394.108713] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 394.113644] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 394.118579] ? vfs_copy_file_range+0xb90/0xb90 [ 394.123165] ? fsnotify+0xf20/0xf20 [ 394.126801] ? fsnotify_first_mark+0x350/0x350 [ 394.131399] ? security_file_permission+0x1c2/0x220 [ 394.136460] ? rw_verify_area+0x118/0x360 [ 394.140616] vfs_read+0x17f/0x3c0 [ 394.144078] ksys_read+0x101/0x260 [ 394.147627] ? kernel_write+0x120/0x120 [ 394.151611] ? trace_hardirqs_off_caller+0x310/0x310 [ 394.156727] __x64_sys_read+0x73/0xb0 [ 394.160537] do_syscall_64+0x1b9/0x820 [ 394.164431] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 394.169800] ? syscall_return_slowpath+0x5e0/0x5e0 [ 394.174737] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 394.179631] ? trace_hardirqs_on_caller+0x310/0x310 [ 394.184655] ? prepare_exit_to_usermode+0x291/0x3b0 [ 394.189681] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 394.194533] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 394.199727] RIP: 0033:0x7f126a43d1fd [ 394.203460] Code: Bad RIP value. [ 394.206828] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 394.214539] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 394.221810] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 394.229079] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 394.236352] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 394.243624] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 394.250924] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 394.250992] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 394.257946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 394.257951] Call Trace: [ 394.257957] [ 394.257975] dump_stack+0x244/0x39d [ 394.257993] ? dump_stack_print_info.cold.1+0x20/0x20 [ 394.264573] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 394.273829] warn_alloc.cold.116+0xb7/0x1bd [ 394.276387] rsyslogd cpuset=/ mems_allowed=0 [ 394.278536] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 394.310931] ? lock_downgrade+0x900/0x900 [ 394.315089] ? trace_hardirqs_off+0xb8/0x310 [ 394.319531] ? trace_hardirqs_off+0xb8/0x310 [ 394.323953] __alloc_pages_slowpath+0x26e8/0x2e10 [ 394.328828] ? warn_alloc+0x120/0x120 [ 394.332633] ? print_usage_bug+0xc0/0xc0 [ 394.336699] ? warn_alloc+0x120/0x120 [ 394.340509] ? warn_alloc+0x120/0x120 [ 394.344316] ? print_usage_bug+0xc0/0xc0 [ 394.348391] ? print_usage_bug+0xc0/0xc0 [ 394.352460] ? __lock_acquire+0x62f/0x4c20 [ 394.356706] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.362265] ? should_fail+0x22d/0xd01 [ 394.366162] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 394.371284] ? __lock_acquire+0x62f/0x4c20 [ 394.375547] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 394.380700] ? __lock_acquire+0x62f/0x4c20 [ 394.384935] ? should_fail+0x22d/0xd01 [ 394.388829] ? find_held_lock+0x36/0x1c0 [ 394.392905] ? mark_held_locks+0x130/0x130 [ 394.397146] ? mark_held_locks+0x130/0x130 [ 394.401384] ? zap_class+0x640/0x640 [ 394.405100] ? zap_class+0x640/0x640 [ 394.408821] ? print_usage_bug+0xc0/0xc0 [ 394.412887] ? do_raw_spin_unlock+0xa7/0x330 [ 394.417301] ? zap_class+0x640/0x640 [ 394.421017] ? print_usage_bug+0xc0/0xc0 [ 394.425079] ? wq_watchdog_touch+0x9c/0xfe [ 394.429324] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.434865] ? check_preemption_disabled+0x48/0x280 [ 394.439896] ? __lock_is_held+0xb5/0x140 [ 394.443968] __alloc_pages_nodemask+0xa80/0xde0 [ 394.448638] ? zap_class+0x640/0x640 [ 394.452359] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 394.457390] ? find_held_lock+0x36/0x1c0 [ 394.461462] ? ____cache_alloc_node+0x1c7/0x1e0 [ 394.466136] ? lock_downgrade+0x900/0x900 [ 394.470299] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.475845] cache_grow_begin+0xa5/0x8c0 [ 394.479914] ? do_raw_spin_unlock+0xa7/0x330 [ 394.484332] fallback_alloc+0x204/0x2e0 [ 394.488324] ____cache_alloc_node+0x1c7/0x1e0 [ 394.492828] kmem_cache_alloc_node+0xe3/0x730 [ 394.497330] ? ipv6_get_ifaddr+0x42e/0x620 [ 394.501578] __alloc_skb+0x119/0x770 [ 394.505292] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 394.510581] ? netdev_alloc_frag+0x1f0/0x1f0 [ 394.514993] ? lock_downgrade+0x900/0x900 [ 394.519151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.524693] ? refcount_sub_and_test_checked+0x203/0x310 [ 394.530151] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 394.535609] ? addrconf_rs_timer+0x690/0x690 [ 394.540076] ndisc_alloc_skb+0x144/0x340 [ 394.544252] ndisc_send_rs+0x331/0x6e0 [ 394.548153] addrconf_rs_timer+0x314/0x690 [ 394.552397] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.556647] call_timer_fn+0x272/0x920 [ 394.560537] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.564776] ? process_timeout+0x40/0x40 [ 394.568854] ? mark_held_locks+0xc7/0x130 [ 394.573004] ? _raw_spin_unlock_irq+0x27/0x80 [ 394.577500] ? _raw_spin_unlock_irq+0x27/0x80 [ 394.581996] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.586245] ? lockdep_hardirqs_on+0x296/0x5b0 [ 394.590833] ? trace_hardirqs_on+0xbd/0x310 [ 394.595157] ? kasan_check_read+0x11/0x20 [ 394.599303] ? __run_timers+0x7da/0xc70 [ 394.603303] ? trace_hardirqs_off_caller+0x310/0x310 [ 394.608440] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.612686] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.616918] __run_timers+0x7e5/0xc70 [ 394.620725] ? timer_fixup_init+0x70/0x70 [ 394.624882] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 394.629895] ? zap_class+0x640/0x640 [ 394.633609] ? print_usage_bug+0xc0/0xc0 [ 394.637665] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 394.643094] ? find_held_lock+0x36/0x1c0 [ 394.647159] ? zap_class+0x640/0x640 [ 394.650873] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.656510] ? check_preemption_disabled+0x48/0x280 [ 394.661533] ? __lock_is_held+0xb5/0x140 [ 394.665591] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.671126] ? check_preemption_disabled+0x48/0x280 [ 394.676155] run_timer_softirq+0x52/0xb0 [ 394.680214] ? rcu_read_lock_sched_held+0x14f/0x180 [ 394.685233] __do_softirq+0x308/0xb7e [ 394.689033] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 394.693520] ? lock_downgrade+0x900/0x900 [ 394.697668] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 394.702774] ? pvclock_read_flags+0x160/0x160 [ 394.707267] ? lapic_next_event+0x5a/0x90 [ 394.711413] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.716946] ? kvm_clock_read+0x18/0x30 [ 394.720929] ? kvm_sched_clock_read+0x9/0x20 [ 394.725344] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.730876] ? check_preemption_disabled+0x48/0x280 [ 394.735897] irq_exit+0x17f/0x1c0 [ 394.739348] smp_apic_timer_interrupt+0x1cb/0x760 [ 394.744201] ? smp_reschedule_interrupt+0x109/0x650 [ 394.749307] ? smp_call_function_single_interrupt+0x650/0x650 [ 394.755204] ? interrupt_entry+0xb5/0xc0 [ 394.759274] ? trace_hardirqs_off_caller+0xbb/0x310 [ 394.764289] ? trace_hardirqs_off_caller+0xbb/0x310 [ 394.769314] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 394.774150] ? trace_hardirqs_on_caller+0x310/0x310 [ 394.779161] ? trace_hardirqs_on_caller+0x310/0x310 [ 394.784170] ? task_prio+0x50/0x50 [ 394.787731] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.793264] ? check_preemption_disabled+0x48/0x280 [ 394.798281] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 394.803161] apic_timer_interrupt+0xf/0x20 [ 394.807398] [ 394.809630] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 394.814641] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 394.833533] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 394.841261] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 394.848522] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 394.855783] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 394.863045] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 394.870305] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 394.877600] ? list_lru_count_one+0x1c4/0x450 [ 394.882098] list_lru_count_one+0x2fb/0x450 [ 394.886414] ? list_lru_isolate_move+0x3c0/0x3c0 [ 394.891275] ? deferred_split_count+0x65/0x170 [ 394.895859] ? shrink_huge_zero_page_count+0xc8/0x100 [ 394.901139] super_cache_count+0x153/0x2e0 [ 394.905413] do_shrink_slab+0x1b1/0xd30 [ 394.909404] ? lock_acquire+0x1ed/0x520 [ 394.913377] ? snapshot_refaults+0x290/0x290 [ 394.917790] ? lock_release+0xa00/0xa00 [ 394.921763] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 394.926699] ? down_read_trylock+0xda/0x140 [ 394.931031] ? shrink_slab+0x207/0x8c0 [ 394.934910] ? downgrade_write+0x270/0x270 [ 394.939332] shrink_slab+0x389/0x8c0 [ 394.943042] ? shrink_active_list+0x1f00/0x1f00 [ 394.947802] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 394.953424] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 394.958527] ? cgroup_procs_write_finish+0xf0/0xf0 [ 394.963461] ? find_held_lock+0x36/0x1c0 [ 394.967627] shrink_node+0x431/0x16b0 [ 394.971448] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 394.976751] ? shrink_node_memcg+0x18f0/0x18f0 [ 394.981346] ? kvm_clock_read+0x18/0x30 [ 394.985316] ? ktime_get+0x2c1/0x400 [ 394.989044] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 394.993542] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 394.999090] ? __cpuset_node_allowed+0x19b/0x660 [ 395.003842] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 395.009550] ? delayacct_end+0x5a/0x100 [ 395.013546] do_try_to_free_pages+0x3e7/0x1290 [ 395.018139] ? zap_class+0x640/0x640 [ 395.021861] ? shrink_node+0x16b0/0x16b0 [ 395.025921] ? __lock_is_held+0xb5/0x140 [ 395.030004] try_to_free_pages+0x4d0/0xb90 [ 395.034254] ? do_try_to_free_pages+0x1290/0x1290 [ 395.039102] ? lock_acquire+0x1ed/0x520 [ 395.043086] ? set_page_refcounted+0x280/0x280 [ 395.047674] ? lock_release+0xa00/0xa00 [ 395.051643] ? _raw_spin_unlock_irq+0x60/0x80 [ 395.056146] ? psi_memstall_enter+0x240/0x2b0 [ 395.060648] ? psi_memstall_tick+0x230/0x230 [ 395.065060] __alloc_pages_slowpath+0xa14/0x2e10 [ 395.069846] ? warn_alloc+0x120/0x120 [ 395.073731] ? mark_held_locks+0x130/0x130 [ 395.077966] ? find_get_entry+0xaae/0x1120 [ 395.082214] ? filemap_map_pages+0x1a20/0x1a20 [ 395.086910] ? zap_class+0x640/0x640 [ 395.090758] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.096385] ? check_preemption_disabled+0x48/0x280 [ 395.101400] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.107055] ? should_fail+0x22d/0xd01 [ 395.110942] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.116291] ? zap_class+0x640/0x640 [ 395.120024] ? __lock_is_held+0xb5/0x140 [ 395.124094] ? mark_held_locks+0x130/0x130 [ 395.128323] ? lock_release+0xa00/0xa00 [ 395.132291] ? perf_trace_sched_process_exec+0x860/0x860 [ 395.137910] ? xa_load+0x2ba/0x460 [ 395.141447] ? lock_downgrade+0x900/0x900 [ 395.145597] ? __might_sleep+0x95/0x190 [ 395.149582] __alloc_pages_nodemask+0xa80/0xde0 [ 395.154255] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 395.159290] ? __page_cache_alloc+0x191/0x5c0 [ 395.163794] ? xa_load+0x2e1/0x460 [ 395.167337] ? xa_clear_mark+0x40/0x40 [ 395.171226] ? zap_class+0x640/0x640 [ 395.174941] ? zap_class+0x640/0x640 [ 395.178667] ? zap_class+0x640/0x640 [ 395.182392] ? __do_page_cache_readahead+0x663/0x810 [ 395.187492] ? find_held_lock+0x36/0x1c0 [ 395.191552] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 395.197205] alloc_pages_current+0x173/0x350 [ 395.201622] __page_cache_alloc+0x38c/0x5c0 [ 395.205936] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 395.210950] ? kasan_check_read+0x11/0x20 [ 395.215090] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 395.220374] ? generic_perform_write+0x6a0/0x6a0 [ 395.225128] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.230660] ? check_preemption_disabled+0x48/0x280 [ 395.235677] filemap_fault+0x1595/0x25f0 [ 395.239755] ? __lock_page_or_retry+0xa00/0xa00 [ 395.244916] ? mark_held_locks+0x130/0x130 [ 395.249245] ? filemap_map_pages+0xd6b/0x1a20 [ 395.253739] ? lock_downgrade+0x900/0x900 [ 395.257883] ? check_preemption_disabled+0x48/0x280 [ 395.262897] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 395.267831] ? kasan_check_read+0x11/0x20 [ 395.271971] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 395.277264] ? rcu_softirq_qs+0x20/0x20 [ 395.281283] ? filemap_map_pages+0xd92/0x1a20 [ 395.285788] ? find_get_entries_tag+0x1400/0x1400 [ 395.290628] ? debug_object_destroy+0x2b0/0x2b0 [ 395.295298] ? lock_pi_update_atomic+0x150/0x150 [ 395.300051] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.305595] ? lock_acquire+0x1ed/0x520 [ 395.309564] ? ext4_filemap_fault+0x7a/0xad [ 395.313885] ? lock_release+0xa00/0xa00 [ 395.317854] ? perf_trace_sched_process_exec+0x860/0x860 [ 395.323419] ? print_usage_bug+0xc0/0xc0 [ 395.327481] ? print_usage_bug+0xc0/0xc0 [ 395.331546] ? down_read+0x8d/0x120 [ 395.335290] ? ext4_filemap_fault+0x7a/0xad [ 395.339609] ? __down_interruptible+0x700/0x700 [ 395.344279] ext4_filemap_fault+0x82/0xad [ 395.348443] __do_fault+0x100/0x6b0 [ 395.352068] ? pmd_devmap_trans_unstable+0x220/0x220 [ 395.357255] ? mark_held_locks+0x130/0x130 [ 395.361482] ? mark_held_locks+0x130/0x130 [ 395.365715] ? __might_fault+0x12b/0x1e0 [ 395.369775] ? lock_downgrade+0x900/0x900 [ 395.373919] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.379464] __handle_mm_fault+0x3ea0/0x5be0 [ 395.383873] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 395.388719] ? _copy_to_user+0xc8/0x110 [ 395.392705] ? zap_class+0x640/0x640 [ 395.396413] ? zap_class+0x640/0x640 [ 395.400208] ? __x64_sys_futex+0x53e/0x6a0 [ 395.404465] ? find_held_lock+0x36/0x1c0 [ 395.408528] ? handle_mm_fault+0x42a/0xc70 [ 395.412761] ? lock_downgrade+0x900/0x900 [ 395.416903] ? check_preemption_disabled+0x48/0x280 [ 395.421918] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 395.426852] ? kasan_check_read+0x11/0x20 [ 395.431004] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 395.436287] ? rcu_softirq_qs+0x20/0x20 [ 395.440279] ? trace_hardirqs_off_caller+0x310/0x310 [ 395.445381] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.450923] ? check_preemption_disabled+0x48/0x280 [ 395.455951] handle_mm_fault+0x54f/0xc70 [ 395.460007] ? __handle_mm_fault+0x5be0/0x5be0 [ 395.464596] ? find_vma+0x34/0x190 [ 395.468133] __do_page_fault+0x5e8/0xe60 [ 395.472192] ? trace_hardirqs_off+0xb8/0x310 [ 395.476726] do_page_fault+0xf2/0x7e0 [ 395.480520] ? vmalloc_sync_all+0x30/0x30 [ 395.484678] ? error_entry+0x70/0xd0 [ 395.488391] ? trace_hardirqs_off_caller+0xbb/0x310 [ 395.493399] ? trace_hardirqs_on_caller+0xc0/0x310 [ 395.498323] ? syscall_return_slowpath+0x5e0/0x5e0 [ 395.503262] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.508096] ? trace_hardirqs_on_caller+0x310/0x310 [ 395.513111] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 395.518561] ? prepare_exit_to_usermode+0x291/0x3b0 [ 395.523578] ? page_fault+0x8/0x30 [ 395.527112] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.531950] ? page_fault+0x8/0x30 [ 395.535486] page_fault+0x1e/0x30 [ 395.538928] RIP: 0033:0x45ddf3 [ 395.542138] Code: Bad RIP value. [ 395.545492] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 395.550846] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 395.558109] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 395.565369] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 395.572633] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 395.579982] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 395.587263] warn_alloc_show_mem: 1 callbacks suppressed [ 395.587273] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 395.587274] Mem-Info: [ 395.587304] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 395.587304] active_file:13 inactive_file:12 isolated_file:0 [ 395.587304] unevictable:0 dirty:0 writeback:0 unstable:0 [ 395.587304] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 395.587304] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 395.587304] free:13770 free_pcp:132 free_cma:0 [ 395.592638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 395.599476] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 395.601859] Call Trace: [ 395.634887] 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 [ 395.644226] [ 395.672060] lowmem_reserve[]: 0 2818 6321 6321 [ 395.674654] dump_stack+0x244/0x39d [ 395.700728] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 395.702885] ? dump_stack_print_info.cold.1+0x20/0x20 [ 395.707441] lowmem_reserve[]: 0 0 3503 3503 [ 395.711063] warn_alloc.cold.116+0xb7/0x1bd [ 395.738350] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 395.743529] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 395.747824] lowmem_reserve[]: 0 0 0 0 [ 395.752136] ? lock_downgrade+0x900/0x900 [ 395.781258] 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 [ 395.786096] ? trace_hardirqs_off+0xb8/0x310 [ 395.789862] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 395.794006] ? trace_hardirqs_off+0xb8/0x310 [ 395.807497] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 395.811902] __alloc_pages_slowpath+0x26e8/0x2e10 [ 395.827131] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 395.831545] ? warn_alloc+0x120/0x120 [ 395.846585] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 395.851411] ? print_usage_bug+0xc0/0xc0 [ 395.860214] 2701 total pagecache pages [ 395.864004] ? warn_alloc+0x120/0x120 [ 395.872581] 0 pages in swap cache [ 395.876732] ? warn_alloc+0x120/0x120 [ 395.880593] Swap cache stats: add 0, delete 0, find 0/0 [ 395.884378] ? print_usage_bug+0xc0/0xc0 [ 395.887800] Free swap = 0kB [ 395.891586] ? print_usage_bug+0xc0/0xc0 [ 395.896922] Total swap = 0kB [ 395.900967] ? __lock_acquire+0x62f/0x4c20 [ 395.903958] 1965979 pages RAM [ 395.908004] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.910990] 0 pages HighMem/MovableOnly [ 395.915214] ? should_fail+0x22d/0xd01 [ 395.918294] 342853 pages reserved [ 395.923903] ? __lock_acquire+0x62f/0x4c20 [ 395.927850] 0 pages cma reserved [ 395.931728] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.935220] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 395.939480] ? __lock_acquire+0x62f/0x4c20 [ 395.942867] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 395.947906] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.954393] syz-fuzzer cpuset=/ mems_allowed=0 [ 395.958612] ? __lock_acquire+0x62f/0x4c20 [ 395.958627] ? should_fail+0x22d/0xd01 [ 395.986753] ? mark_held_locks+0x130/0x130 [ 395.990988] ? mark_held_locks+0x130/0x130 [ 395.995217] ? zap_class+0x640/0x640 [ 395.998934] ? zap_class+0x640/0x640 [ 396.002641] ? print_usage_bug+0xc0/0xc0 [ 396.006706] ? wq_watchdog_touch+0x9c/0xfe [ 396.010939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.016476] ? check_preemption_disabled+0x48/0x280 [ 396.021510] ? __lock_is_held+0xb5/0x140 [ 396.025571] __alloc_pages_nodemask+0xa80/0xde0 [ 396.030244] ? zap_class+0x640/0x640 [ 396.033957] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 396.038977] ? find_held_lock+0x36/0x1c0 [ 396.043041] ? ____cache_alloc_node+0x1c7/0x1e0 [ 396.047704] ? lock_downgrade+0x900/0x900 [ 396.051864] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.057398] cache_grow_begin+0xa5/0x8c0 [ 396.061457] ? do_raw_spin_unlock+0xa7/0x330 [ 396.065867] fallback_alloc+0x204/0x2e0 [ 396.069840] ____cache_alloc_node+0x1c7/0x1e0 [ 396.074847] kmem_cache_alloc_node+0xe3/0x730 [ 396.079341] ? ipv6_get_ifaddr+0x42e/0x620 [ 396.083580] __alloc_skb+0x119/0x770 [ 396.087290] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 396.092564] ? netdev_alloc_frag+0x1f0/0x1f0 [ 396.096967] ? lock_downgrade+0x900/0x900 [ 396.101158] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.106692] ? refcount_sub_and_test_checked+0x203/0x310 [ 396.112170] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 396.117617] ? addrconf_rs_timer+0x690/0x690 [ 396.122029] ndisc_alloc_skb+0x144/0x340 [ 396.126087] ndisc_send_rs+0x331/0x6e0 [ 396.129976] addrconf_rs_timer+0x314/0x690 [ 396.134214] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 396.138453] call_timer_fn+0x272/0x920 [ 396.142333] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 396.146562] ? process_timeout+0x40/0x40 [ 396.150628] ? mark_held_locks+0xc7/0x130 [ 396.154769] ? _raw_spin_unlock_irq+0x27/0x80 [ 396.159260] ? _raw_spin_unlock_irq+0x27/0x80 [ 396.163749] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 396.167979] ? lockdep_hardirqs_on+0x296/0x5b0 [ 396.172557] ? trace_hardirqs_on+0xbd/0x310 [ 396.176976] ? kasan_check_read+0x11/0x20 [ 396.181115] ? __run_timers+0x7da/0xc70 [ 396.185093] ? trace_hardirqs_off_caller+0x310/0x310 [ 396.190202] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 396.194430] __run_timers+0x7e5/0xc70 [ 396.198237] ? timer_fixup_init+0x70/0x70 [ 396.202383] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 396.207398] ? zap_class+0x640/0x640 [ 396.211114] ? print_usage_bug+0xc0/0xc0 [ 396.215182] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 396.220372] ? find_held_lock+0x36/0x1c0 [ 396.224430] ? zap_class+0x640/0x640 [ 396.228157] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.233796] ? check_preemption_disabled+0x48/0x280 [ 396.238817] ? __lock_is_held+0xb5/0x140 [ 396.242874] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.248408] ? check_preemption_disabled+0x48/0x280 [ 396.253425] run_timer_softirq+0x52/0xb0 [ 396.257481] ? rcu_read_lock_sched_held+0x14f/0x180 [ 396.262493] __do_softirq+0x308/0xb7e [ 396.266292] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 396.270798] ? lock_downgrade+0x900/0x900 [ 396.274942] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 396.280043] ? pvclock_read_flags+0x160/0x160 [ 396.284553] ? lapic_next_event+0x5a/0x90 [ 396.288697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.294236] ? kvm_clock_read+0x18/0x30 [ 396.298209] ? kvm_sched_clock_read+0x9/0x20 [ 396.302613] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.308154] ? check_preemption_disabled+0x48/0x280 [ 396.313176] irq_exit+0x17f/0x1c0 [ 396.316621] smp_apic_timer_interrupt+0x1cb/0x760 [ 396.321455] ? smp_reschedule_interrupt+0x109/0x650 [ 396.326466] ? smp_call_function_single_interrupt+0x650/0x650 [ 396.332345] ? interrupt_entry+0xb5/0xc0 [ 396.336419] ? trace_hardirqs_off_caller+0xbb/0x310 [ 396.341426] ? trace_hardirqs_off_caller+0xbb/0x310 [ 396.346436] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 396.351283] ? trace_hardirqs_on_caller+0x310/0x310 [ 396.356297] ? trace_hardirqs_on_caller+0x310/0x310 [ 396.361305] ? task_prio+0x50/0x50 [ 396.364842] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.370372] ? check_preemption_disabled+0x48/0x280 [ 396.375385] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 396.380244] apic_timer_interrupt+0xf/0x20 [ 396.384484] [ 396.386718] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 396.391738] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 396.410634] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 396.418338] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 396.425601] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 396.432990] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 396.440252] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 396.447516] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 396.454807] rcu_read_lock_held+0xa9/0xc0 [ 396.458951] list_lru_count_one+0x31a/0x450 [ 396.463354] ? list_lru_isolate_move+0x3c0/0x3c0 [ 396.468099] ? shmem_free_inode+0xd0/0xd0 [ 396.472249] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.477797] ? ubifs_shrink_count+0xc4/0x100 [ 396.482206] super_cache_count+0x153/0x2e0 [ 396.486457] do_shrink_slab+0x1b1/0xd30 [ 396.490431] ? lock_acquire+0x1ed/0x520 [ 396.494403] ? snapshot_refaults+0x290/0x290 [ 396.498808] ? lock_release+0xa00/0xa00 [ 396.502805] ? perf_trace_sched_process_exec+0x860/0x860 [ 396.508255] ? down_read_trylock+0xda/0x140 [ 396.512573] ? shrink_slab+0x207/0x8c0 [ 396.516478] ? downgrade_write+0x270/0x270 [ 396.520716] shrink_slab+0x389/0x8c0 [ 396.524418] ? shrink_active_list+0x1f00/0x1f00 [ 396.529100] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 396.534728] ? trace_hardirqs_on+0xbd/0x310 [ 396.539042] ? vmpressure+0x271/0x340 [ 396.542848] ? trace_hardirqs_off_caller+0x310/0x310 [ 396.547956] ? cgroup_procs_write_finish+0xf0/0xf0 [ 396.552892] shrink_node+0x431/0x16b0 [ 396.556694] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 396.561992] ? shrink_node_memcg+0x18f0/0x18f0 [ 396.566568] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 396.571171] ? trace_hardirqs_on+0xbd/0x310 [ 396.575483] ? vmpressure+0x271/0x340 [ 396.579279] ? do_raw_spin_unlock+0xa7/0x330 [ 396.583694] ? do_raw_spin_trylock+0x270/0x270 [ 396.588277] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 396.593809] ? __cpuset_node_allowed+0x19b/0x660 [ 396.598576] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 396.604278] ? vmpressure+0x1a2/0x340 [ 396.608194] do_try_to_free_pages+0x3e7/0x1290 [ 396.612788] ? shrink_node+0x16b0/0x16b0 [ 396.616846] ? __lock_is_held+0xb5/0x140 [ 396.620915] try_to_free_pages+0x4d0/0xb90 [ 396.625149] ? do_try_to_free_pages+0x1290/0x1290 [ 396.630098] ? lock_acquire+0x1ed/0x520 [ 396.634080] ? set_page_refcounted+0x280/0x280 [ 396.638709] ? lock_release+0xa00/0xa00 [ 396.642681] ? _raw_spin_unlock_irq+0x60/0x80 [ 396.647172] ? psi_memstall_enter+0x240/0x2b0 [ 396.651677] ? psi_memstall_tick+0x230/0x230 [ 396.656083] ? trace_hardirqs_off+0xb8/0x310 [ 396.660503] __alloc_pages_slowpath+0xa14/0x2e10 [ 396.665276] ? warn_alloc+0x120/0x120 [ 396.669072] ? mark_held_locks+0x130/0x130 [ 396.673314] ? warn_alloc+0x120/0x120 [ 396.677130] ? print_usage_bug+0xc0/0xc0 [ 396.681203] ? print_usage_bug+0xc0/0xc0 [ 396.685372] ? print_usage_bug+0xc0/0xc0 [ 396.689430] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.694979] ? should_fail+0x22d/0xd01 [ 396.698859] ? zap_class+0x640/0x640 [ 396.702579] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 396.707680] ? zap_class+0x640/0x640 [ 396.711394] ? zap_class+0x640/0x640 [ 396.715147] ? __lock_is_held+0xb5/0x140 [ 396.719209] ? zap_class+0x640/0x640 [ 396.723029] ? lock_release+0xa00/0xa00 [ 396.727119] ? perf_trace_sched_process_exec+0x860/0x860 [ 396.732561] ? check_preemption_disabled+0x48/0x280 [ 396.737581] ? __might_sleep+0x95/0x190 [ 396.741553] __alloc_pages_nodemask+0xa80/0xde0 [ 396.746215] ? zap_class+0x640/0x640 [ 396.749928] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 396.754948] ? mark_held_locks+0xc7/0x130 [ 396.759111] ? cache_grow_begin+0x65/0x8c0 [ 396.763343] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 396.767919] ? trace_hardirqs_on+0xbd/0x310 [ 396.772233] ? fallback_alloc+0x204/0x2e0 [ 396.776375] ? trace_hardirqs_off_caller+0x310/0x310 [ 396.781573] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 396.787121] cache_grow_begin+0xa5/0x8c0 [ 396.791183] ? do_raw_spin_unlock+0xa7/0x330 [ 396.795798] fallback_alloc+0x204/0x2e0 [ 396.799772] ____cache_alloc_node+0x1c7/0x1e0 [ 396.804298] kmem_cache_alloc_trace+0x214/0x750 [ 396.808976] do_syslog+0xb9b/0x1690 [ 396.812606] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 396.817620] ? finish_wait+0x430/0x430 [ 396.821506] ? aa_path_link+0x5e0/0x5e0 [ 396.825503] kmsg_read+0x8f/0xc0 [ 396.828879] ? kmsg_poll+0xb0/0xb0 [ 396.832423] proc_reg_read+0x2a3/0x3d0 [ 396.836314] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 396.841257] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 396.845840] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.851372] ? fsnotify+0x4e5/0xf20 [ 396.855000] __vfs_read+0x117/0x9b0 [ 396.858628] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 396.863551] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 396.868476] ? vfs_copy_file_range+0xb90/0xb90 [ 396.873073] ? fsnotify+0xf20/0xf20 [ 396.876725] ? fsnotify_first_mark+0x350/0x350 [ 396.881319] ? security_file_permission+0x1c2/0x220 [ 396.886348] ? rw_verify_area+0x118/0x360 [ 396.890496] vfs_read+0x17f/0x3c0 [ 396.893947] ksys_read+0x101/0x260 [ 396.897498] ? kernel_write+0x120/0x120 [ 396.901472] ? trace_hardirqs_off_caller+0x310/0x310 [ 396.906572] __x64_sys_read+0x73/0xb0 [ 396.910374] do_syscall_64+0x1b9/0x820 [ 396.914258] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 396.919618] ? syscall_return_slowpath+0x5e0/0x5e0 [ 396.924542] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 396.929379] ? trace_hardirqs_on_caller+0x310/0x310 [ 396.934396] ? prepare_exit_to_usermode+0x291/0x3b0 [ 396.939411] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 396.944253] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 396.949443] RIP: 0033:0x7f126a43d1fd [ 396.953160] Code: Bad RIP value. [ 396.956518] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 396.964218] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 396.971496] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 396.978848] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 396.986125] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 396.993385] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 397.000771] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 397.000834] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 397.007785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 397.007790] Call Trace: [ 397.007795] [ 397.007810] dump_stack+0x244/0x39d [ 397.007827] ? dump_stack_print_info.cold.1+0x20/0x20 [ 397.014349] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 397.023663] warn_alloc.cold.116+0xb7/0x1bd [ 397.026216] rsyslogd cpuset=/ mems_allowed=0 [ 397.028357] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 397.060797] ? lock_downgrade+0x900/0x900 [ 397.064958] ? trace_hardirqs_off+0xb8/0x310 [ 397.069365] ? trace_hardirqs_off+0xb8/0x310 [ 397.073776] __alloc_pages_slowpath+0x26e8/0x2e10 [ 397.078643] ? warn_alloc+0x120/0x120 [ 397.082445] ? print_usage_bug+0xc0/0xc0 [ 397.086518] ? warn_alloc+0x120/0x120 [ 397.090333] ? warn_alloc+0x120/0x120 [ 397.094132] ? print_usage_bug+0xc0/0xc0 [ 397.098193] ? print_usage_bug+0xc0/0xc0 [ 397.102259] ? __lock_acquire+0x62f/0x4c20 [ 397.106504] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.112036] ? should_fail+0x22d/0xd01 [ 397.115925] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.121021] ? __lock_acquire+0x62f/0x4c20 [ 397.125254] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.130351] ? __lock_acquire+0x62f/0x4c20 [ 397.134702] ? should_fail+0x22d/0xd01 [ 397.138593] ? find_held_lock+0x36/0x1c0 [ 397.142668] ? mark_held_locks+0x130/0x130 [ 397.146902] ? mark_held_locks+0x130/0x130 [ 397.151132] ? zap_class+0x640/0x640 [ 397.154844] ? zap_class+0x640/0x640 [ 397.158554] ? print_usage_bug+0xc0/0xc0 [ 397.162639] ? do_raw_spin_unlock+0xa7/0x330 [ 397.167042] ? zap_class+0x640/0x640 [ 397.170756] ? print_usage_bug+0xc0/0xc0 [ 397.174834] ? wq_watchdog_touch+0x9c/0xfe [ 397.179088] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.184620] ? check_preemption_disabled+0x48/0x280 [ 397.189654] ? __lock_is_held+0xb5/0x140 [ 397.193715] __alloc_pages_nodemask+0xa80/0xde0 [ 397.198377] ? zap_class+0x640/0x640 [ 397.202096] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 397.207117] ? find_held_lock+0x36/0x1c0 [ 397.211180] ? ____cache_alloc_node+0x1c7/0x1e0 [ 397.215845] ? lock_downgrade+0x900/0x900 [ 397.219998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.225534] cache_grow_begin+0xa5/0x8c0 [ 397.229597] ? do_raw_spin_unlock+0xa7/0x330 [ 397.234011] fallback_alloc+0x204/0x2e0 [ 397.237989] ____cache_alloc_node+0x1c7/0x1e0 [ 397.242975] kmem_cache_alloc_node+0xe3/0x730 [ 397.247471] ? ipv6_get_ifaddr+0x42e/0x620 [ 397.251713] __alloc_skb+0x119/0x770 [ 397.255422] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 397.260699] ? netdev_alloc_frag+0x1f0/0x1f0 [ 397.265109] ? lock_downgrade+0x900/0x900 [ 397.269258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.274790] ? refcount_sub_and_test_checked+0x203/0x310 [ 397.280238] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 397.285685] ? addrconf_rs_timer+0x690/0x690 [ 397.290109] ndisc_alloc_skb+0x144/0x340 [ 397.294183] ndisc_send_rs+0x331/0x6e0 [ 397.298076] addrconf_rs_timer+0x314/0x690 [ 397.302310] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.306550] call_timer_fn+0x272/0x920 [ 397.310450] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.314682] ? process_timeout+0x40/0x40 [ 397.318744] ? mark_held_locks+0xc7/0x130 [ 397.322889] ? _raw_spin_unlock_irq+0x27/0x80 [ 397.327397] ? _raw_spin_unlock_irq+0x27/0x80 [ 397.331883] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.336116] ? lockdep_hardirqs_on+0x296/0x5b0 [ 397.340707] ? trace_hardirqs_on+0xbd/0x310 [ 397.345025] ? kasan_check_read+0x11/0x20 [ 397.349181] ? __run_timers+0x7da/0xc70 [ 397.353159] ? trace_hardirqs_off_caller+0x310/0x310 [ 397.358278] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.362513] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.366739] __run_timers+0x7e5/0xc70 [ 397.370543] ? timer_fixup_init+0x70/0x70 [ 397.374777] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 397.379788] ? zap_class+0x640/0x640 [ 397.383501] ? print_usage_bug+0xc0/0xc0 [ 397.387575] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 397.392769] ? find_held_lock+0x36/0x1c0 [ 397.396829] ? zap_class+0x640/0x640 [ 397.400541] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.406088] ? check_preemption_disabled+0x48/0x280 [ 397.411130] ? __lock_is_held+0xb5/0x140 [ 397.415187] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.420714] ? check_preemption_disabled+0x48/0x280 [ 397.425725] run_timer_softirq+0x52/0xb0 [ 397.429781] ? rcu_read_lock_sched_held+0x14f/0x180 [ 397.434794] __do_softirq+0x308/0xb7e [ 397.438608] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 397.443185] ? lock_downgrade+0x900/0x900 [ 397.447328] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 397.452434] ? pvclock_read_flags+0x160/0x160 [ 397.456924] ? lapic_next_event+0x5a/0x90 [ 397.461083] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.466616] ? kvm_clock_read+0x18/0x30 [ 397.470587] ? kvm_sched_clock_read+0x9/0x20 [ 397.474991] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.480521] ? check_preemption_disabled+0x48/0x280 [ 397.485553] irq_exit+0x17f/0x1c0 [ 397.489006] smp_apic_timer_interrupt+0x1cb/0x760 [ 397.493841] ? smp_reschedule_interrupt+0x109/0x650 [ 397.498867] ? smp_call_function_single_interrupt+0x650/0x650 [ 397.504742] ? interrupt_entry+0xb5/0xc0 [ 397.508798] ? trace_hardirqs_off_caller+0xbb/0x310 [ 397.513823] ? trace_hardirqs_off_caller+0xbb/0x310 [ 397.518835] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 397.523671] ? trace_hardirqs_on_caller+0x310/0x310 [ 397.528677] ? trace_hardirqs_on_caller+0x310/0x310 [ 397.533692] ? task_prio+0x50/0x50 [ 397.537228] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.542764] ? check_preemption_disabled+0x48/0x280 [ 397.547779] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 397.552623] apic_timer_interrupt+0xf/0x20 [ 397.556936] [ 397.559176] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 397.564193] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 397.583084] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 397.590793] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 397.598061] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 397.605331] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 397.612592] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 397.619854] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 397.627222] ? list_lru_count_one+0x1c4/0x450 [ 397.631721] list_lru_count_one+0x2fb/0x450 [ 397.636043] ? list_lru_isolate_move+0x3c0/0x3c0 [ 397.640801] ? deferred_split_count+0x65/0x170 [ 397.645376] ? shrink_huge_zero_page_count+0xc8/0x100 [ 397.650574] super_cache_count+0x153/0x2e0 [ 397.654808] do_shrink_slab+0x1b1/0xd30 [ 397.658782] ? lock_acquire+0x1ed/0x520 [ 397.662757] ? snapshot_refaults+0x290/0x290 [ 397.667168] ? lock_release+0xa00/0xa00 [ 397.671164] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 397.676100] ? down_read_trylock+0xda/0x140 [ 397.680433] ? shrink_slab+0x207/0x8c0 [ 397.684332] ? downgrade_write+0x270/0x270 [ 397.688576] shrink_slab+0x389/0x8c0 [ 397.692294] ? shrink_active_list+0x1f00/0x1f00 [ 397.696967] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 397.702677] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 397.707780] ? cgroup_procs_write_finish+0xf0/0xf0 [ 397.712706] ? find_held_lock+0x36/0x1c0 [ 397.716767] shrink_node+0x431/0x16b0 [ 397.720564] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 397.725854] ? shrink_node_memcg+0x18f0/0x18f0 [ 397.730437] ? kvm_clock_read+0x18/0x30 [ 397.734406] ? ktime_get+0x2c1/0x400 [ 397.738124] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 397.742627] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 397.748159] ? __cpuset_node_allowed+0x19b/0x660 [ 397.752914] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 397.758646] ? delayacct_end+0x5a/0x100 [ 397.762622] do_try_to_free_pages+0x3e7/0x1290 [ 397.767198] ? zap_class+0x640/0x640 [ 397.770919] ? shrink_node+0x16b0/0x16b0 [ 397.774976] ? __lock_is_held+0xb5/0x140 [ 397.779130] try_to_free_pages+0x4d0/0xb90 [ 397.783359] ? do_try_to_free_pages+0x1290/0x1290 [ 397.788206] ? lock_acquire+0x1ed/0x520 [ 397.792177] ? set_page_refcounted+0x280/0x280 [ 397.796757] ? lock_release+0xa00/0xa00 [ 397.800725] ? _raw_spin_unlock_irq+0x60/0x80 [ 397.805249] ? psi_memstall_enter+0x240/0x2b0 [ 397.809737] ? psi_memstall_tick+0x230/0x230 [ 397.814147] __alloc_pages_slowpath+0xa14/0x2e10 [ 397.818920] ? warn_alloc+0x120/0x120 [ 397.822714] ? mark_held_locks+0x130/0x130 [ 397.826951] ? find_get_entry+0xaae/0x1120 [ 397.831191] ? filemap_map_pages+0x1a20/0x1a20 [ 397.835858] ? zap_class+0x640/0x640 [ 397.839578] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.845116] ? check_preemption_disabled+0x48/0x280 [ 397.850214] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.855746] ? should_fail+0x22d/0xd01 [ 397.859637] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.864734] ? zap_class+0x640/0x640 [ 397.868461] ? __lock_is_held+0xb5/0x140 [ 397.872525] ? mark_held_locks+0x130/0x130 [ 397.876777] ? lock_release+0xa00/0xa00 [ 397.880746] ? perf_trace_sched_process_exec+0x860/0x860 [ 397.886190] ? xa_load+0x2ba/0x460 [ 397.889727] ? lock_downgrade+0x900/0x900 [ 397.893889] ? __might_sleep+0x95/0x190 [ 397.897864] __alloc_pages_nodemask+0xa80/0xde0 [ 397.902552] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 397.907566] ? __page_cache_alloc+0x191/0x5c0 [ 397.912080] ? xa_load+0x2e1/0x460 [ 397.915626] ? xa_clear_mark+0x40/0x40 [ 397.919590] ? zap_class+0x640/0x640 [ 397.923307] ? zap_class+0x640/0x640 [ 397.927121] ? zap_class+0x640/0x640 [ 397.930828] ? __do_page_cache_readahead+0x663/0x810 [ 397.935930] ? find_held_lock+0x36/0x1c0 [ 397.939991] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 397.945533] alloc_pages_current+0x173/0x350 [ 397.949958] __page_cache_alloc+0x38c/0x5c0 [ 397.954273] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 397.959196] ? kasan_check_read+0x11/0x20 [ 397.963355] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 397.968718] ? generic_perform_write+0x6a0/0x6a0 [ 397.973468] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.978997] ? check_preemption_disabled+0x48/0x280 [ 397.984014] filemap_fault+0x1595/0x25f0 [ 397.988111] ? __lock_page_or_retry+0xa00/0xa00 [ 397.992796] ? mark_held_locks+0x130/0x130 [ 397.997119] ? filemap_map_pages+0xd6b/0x1a20 [ 398.001607] ? lock_downgrade+0x900/0x900 [ 398.005750] ? check_preemption_disabled+0x48/0x280 [ 398.010760] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 398.015686] ? kasan_check_read+0x11/0x20 [ 398.019915] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 398.025186] ? rcu_softirq_qs+0x20/0x20 [ 398.029165] ? filemap_map_pages+0xd92/0x1a20 [ 398.033670] ? find_get_entries_tag+0x1400/0x1400 [ 398.038512] ? debug_object_destroy+0x2b0/0x2b0 [ 398.043183] ? lock_pi_update_atomic+0x150/0x150 [ 398.047932] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.053472] ? lock_acquire+0x1ed/0x520 [ 398.057574] ? ext4_filemap_fault+0x7a/0xad [ 398.062091] ? lock_release+0xa00/0xa00 [ 398.066070] ? perf_trace_sched_process_exec+0x860/0x860 [ 398.071514] ? print_usage_bug+0xc0/0xc0 [ 398.075855] ? print_usage_bug+0xc0/0xc0 [ 398.079941] ? down_read+0x8d/0x120 [ 398.083563] ? ext4_filemap_fault+0x7a/0xad [ 398.087891] ? __down_interruptible+0x700/0x700 [ 398.092574] ext4_filemap_fault+0x82/0xad [ 398.096750] __do_fault+0x100/0x6b0 [ 398.100377] ? pmd_devmap_trans_unstable+0x220/0x220 [ 398.105476] ? mark_held_locks+0x130/0x130 [ 398.109705] ? mark_held_locks+0x130/0x130 [ 398.113932] ? __might_fault+0x12b/0x1e0 [ 398.117993] ? lock_downgrade+0x900/0x900 [ 398.122155] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.127689] __handle_mm_fault+0x3ea0/0x5be0 [ 398.132098] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 398.136950] ? _copy_to_user+0xc8/0x110 [ 398.140947] ? zap_class+0x640/0x640 [ 398.144655] ? zap_class+0x640/0x640 [ 398.148362] ? __x64_sys_futex+0x53e/0x6a0 [ 398.152595] ? find_held_lock+0x36/0x1c0 [ 398.156658] ? handle_mm_fault+0x42a/0xc70 [ 398.160889] ? lock_downgrade+0x900/0x900 [ 398.165036] ? check_preemption_disabled+0x48/0x280 [ 398.170051] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 398.174973] ? kasan_check_read+0x11/0x20 [ 398.179116] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 398.184384] ? rcu_softirq_qs+0x20/0x20 [ 398.188350] ? trace_hardirqs_off_caller+0x310/0x310 [ 398.193467] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.198995] ? check_preemption_disabled+0x48/0x280 [ 398.204018] handle_mm_fault+0x54f/0xc70 [ 398.208085] ? __handle_mm_fault+0x5be0/0x5be0 [ 398.212668] ? find_vma+0x34/0x190 [ 398.216208] __do_page_fault+0x5e8/0xe60 [ 398.220282] ? trace_hardirqs_off+0xb8/0x310 [ 398.224800] do_page_fault+0xf2/0x7e0 [ 398.228594] ? vmalloc_sync_all+0x30/0x30 [ 398.232732] ? error_entry+0x70/0xd0 [ 398.236548] ? trace_hardirqs_off_caller+0xbb/0x310 [ 398.241555] ? trace_hardirqs_on_caller+0xc0/0x310 [ 398.246481] ? syscall_return_slowpath+0x5e0/0x5e0 [ 398.251402] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 398.256241] ? trace_hardirqs_on_caller+0x310/0x310 [ 398.261263] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 398.266709] ? prepare_exit_to_usermode+0x291/0x3b0 [ 398.271715] ? page_fault+0x8/0x30 [ 398.275253] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 398.280091] ? page_fault+0x8/0x30 [ 398.283634] page_fault+0x1e/0x30 [ 398.287087] RIP: 0033:0x45ddf3 [ 398.290312] Code: Bad RIP value. [ 398.293673] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 398.299033] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 398.306293] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 398.313660] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 398.320923] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 398.328180] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 398.335469] warn_alloc_show_mem: 1 callbacks suppressed [ 398.335479] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 398.335480] Mem-Info: [ 398.335509] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 398.335509] active_file:13 inactive_file:12 isolated_file:0 [ 398.335509] unevictable:0 dirty:0 writeback:0 unstable:0 [ 398.335509] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 398.335509] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 398.335509] free:13770 free_pcp:132 free_cma:0 [ 398.340859] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 398.347699] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 398.350097] Call Trace: [ 398.383136] 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 [ 398.392473] [ 398.420290] lowmem_reserve[]: 0 2818 6321 6321 [ 398.422866] dump_stack+0x244/0x39d [ 398.448954] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 398.451097] ? dump_stack_print_info.cold.1+0x20/0x20 [ 398.455729] lowmem_reserve[]: 0 0 3503 3503 [ 398.459376] warn_alloc.cold.116+0xb7/0x1bd [ 398.486785] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 398.491962] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 398.496266] lowmem_reserve[]: 0 0 0 0 [ 398.500579] ? lock_downgrade+0x900/0x900 [ 398.529528] 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 [ 398.534367] ? trace_hardirqs_off+0xb8/0x310 [ 398.538136] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 398.542284] ? trace_hardirqs_off+0xb8/0x310 [ 398.555861] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 398.560266] __alloc_pages_slowpath+0x26e8/0x2e10 [ 398.575539] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 398.579973] ? warn_alloc+0x120/0x120 [ 398.595023] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 398.599844] ? print_usage_bug+0xc0/0xc0 [ 398.608680] 2701 total pagecache pages [ 398.612566] ? warn_alloc+0x120/0x120 [ 398.621125] 0 pages in swap cache [ 398.625167] ? warn_alloc+0x120/0x120 [ 398.629040] Swap cache stats: add 0, delete 0, find 0/0 [ 398.632825] ? print_usage_bug+0xc0/0xc0 [ 398.636247] Free swap = 0kB [ 398.640032] ? print_usage_bug+0xc0/0xc0 [ 398.645363] Total swap = 0kB [ 398.649407] ? __lock_acquire+0x62f/0x4c20 [ 398.652486] 1965979 pages RAM [ 398.656542] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.659532] 0 pages HighMem/MovableOnly [ 398.663770] ? should_fail+0x22d/0xd01 [ 398.666838] 342853 pages reserved [ 398.666845] 0 pages cma reserved [ 398.672372] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 398.676395] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 398.680199] ? __lock_acquire+0x62f/0x4c20 [ 398.683678] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 398.686998] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 398.692066] syz-fuzzer cpuset=/ mems_allowed=0 [ 398.698545] ? __lock_acquire+0x62f/0x4c20 [ 398.726822] ? should_fail+0x22d/0xd01 [ 398.730703] ? find_held_lock+0x36/0x1c0 [ 398.734765] ? mark_held_locks+0x130/0x130 [ 398.739014] ? mark_held_locks+0x130/0x130 [ 398.743244] ? zap_class+0x640/0x640 [ 398.747045] ? zap_class+0x640/0x640 [ 398.750754] ? print_usage_bug+0xc0/0xc0 [ 398.754808] ? do_raw_spin_unlock+0xa7/0x330 [ 398.759213] ? zap_class+0x640/0x640 [ 398.763017] ? print_usage_bug+0xc0/0xc0 [ 398.767070] ? wq_watchdog_touch+0x9c/0xfe [ 398.771304] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.776836] ? check_preemption_disabled+0x48/0x280 [ 398.781853] ? __lock_is_held+0xb5/0x140 [ 398.785917] __alloc_pages_nodemask+0xa80/0xde0 [ 398.790598] ? zap_class+0x640/0x640 [ 398.794316] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 398.799337] ? find_held_lock+0x36/0x1c0 [ 398.803403] ? ____cache_alloc_node+0x1c7/0x1e0 [ 398.808070] ? lock_downgrade+0x900/0x900 [ 398.812221] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.817768] cache_grow_begin+0xa5/0x8c0 [ 398.821824] ? do_raw_spin_unlock+0xa7/0x330 [ 398.826236] fallback_alloc+0x204/0x2e0 [ 398.830207] ____cache_alloc_node+0x1c7/0x1e0 [ 398.834701] kmem_cache_alloc_node+0xe3/0x730 [ 398.839191] ? ipv6_get_ifaddr+0x42e/0x620 [ 398.843438] __alloc_skb+0x119/0x770 [ 398.847148] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 398.852447] ? netdev_alloc_frag+0x1f0/0x1f0 [ 398.856859] ? lock_downgrade+0x900/0x900 [ 398.861017] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.866552] ? refcount_sub_and_test_checked+0x203/0x310 [ 398.872009] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 398.877456] ? addrconf_rs_timer+0x690/0x690 [ 398.881869] ndisc_alloc_skb+0x144/0x340 [ 398.885944] ndisc_send_rs+0x331/0x6e0 [ 398.889842] addrconf_rs_timer+0x314/0x690 [ 398.894093] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.898345] call_timer_fn+0x272/0x920 [ 398.902242] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.906470] ? process_timeout+0x40/0x40 [ 398.910559] ? mark_held_locks+0xc7/0x130 [ 398.914702] ? _raw_spin_unlock_irq+0x27/0x80 [ 398.919193] ? _raw_spin_unlock_irq+0x27/0x80 [ 398.923685] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.927913] ? lockdep_hardirqs_on+0x296/0x5b0 [ 398.932486] ? trace_hardirqs_on+0xbd/0x310 [ 398.936809] ? kasan_check_read+0x11/0x20 [ 398.940945] ? __run_timers+0x7da/0xc70 [ 398.944917] ? trace_hardirqs_off_caller+0x310/0x310 [ 398.950017] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.954266] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.958506] __run_timers+0x7e5/0xc70 [ 398.962313] ? timer_fixup_init+0x70/0x70 [ 398.966469] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 398.971482] ? zap_class+0x640/0x640 [ 398.975194] ? print_usage_bug+0xc0/0xc0 [ 398.979248] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 398.984437] ? find_held_lock+0x36/0x1c0 [ 398.988512] ? zap_class+0x640/0x640 [ 398.992228] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.997772] ? check_preemption_disabled+0x48/0x280 [ 399.002789] ? __lock_is_held+0xb5/0x140 [ 399.006845] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.012374] ? check_preemption_disabled+0x48/0x280 [ 399.017387] run_timer_softirq+0x52/0xb0 [ 399.021441] ? rcu_read_lock_sched_held+0x14f/0x180 [ 399.026454] __do_softirq+0x308/0xb7e [ 399.030251] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 399.034741] ? lock_downgrade+0x900/0x900 [ 399.038886] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 399.044003] ? pvclock_read_flags+0x160/0x160 [ 399.048493] ? lapic_next_event+0x5a/0x90 [ 399.052639] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.058172] ? kvm_clock_read+0x18/0x30 [ 399.062142] ? kvm_sched_clock_read+0x9/0x20 [ 399.066545] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.072083] ? check_preemption_disabled+0x48/0x280 [ 399.077119] irq_exit+0x17f/0x1c0 [ 399.080570] smp_apic_timer_interrupt+0x1cb/0x760 [ 399.085523] ? smp_reschedule_interrupt+0x109/0x650 [ 399.090536] ? smp_call_function_single_interrupt+0x650/0x650 [ 399.096425] ? interrupt_entry+0xb5/0xc0 [ 399.100483] ? trace_hardirqs_off_caller+0xbb/0x310 [ 399.105497] ? trace_hardirqs_off_caller+0xbb/0x310 [ 399.110524] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.115368] ? trace_hardirqs_on_caller+0x310/0x310 [ 399.120379] ? trace_hardirqs_on_caller+0x310/0x310 [ 399.125395] ? task_prio+0x50/0x50 [ 399.128931] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.134473] ? check_preemption_disabled+0x48/0x280 [ 399.139665] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.144515] apic_timer_interrupt+0xf/0x20 [ 399.148738] [ 399.150985] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 399.156093] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 399.174985] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 399.182683] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 399.189945] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 399.197306] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 399.204587] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 399.211848] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 399.219154] rcu_read_lock_held+0xa9/0xc0 [ 399.223307] list_lru_count_one+0x31a/0x450 [ 399.227644] ? list_lru_isolate_move+0x3c0/0x3c0 [ 399.232394] ? shmem_free_inode+0xd0/0xd0 [ 399.236536] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.242303] ? ubifs_shrink_count+0xc4/0x100 [ 399.246711] super_cache_count+0x153/0x2e0 [ 399.250972] do_shrink_slab+0x1b1/0xd30 [ 399.254976] ? lock_acquire+0x1ed/0x520 [ 399.259058] ? snapshot_refaults+0x290/0x290 [ 399.263461] ? lock_release+0xa00/0xa00 [ 399.267434] ? perf_trace_sched_process_exec+0x860/0x860 [ 399.272888] ? down_read_trylock+0xda/0x140 [ 399.277209] ? shrink_slab+0x207/0x8c0 [ 399.281094] ? downgrade_write+0x270/0x270 [ 399.285335] shrink_slab+0x389/0x8c0 [ 399.289042] ? shrink_active_list+0x1f00/0x1f00 [ 399.293727] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 399.299350] ? trace_hardirqs_on+0xbd/0x310 [ 399.303667] ? vmpressure+0x271/0x340 [ 399.307464] ? trace_hardirqs_off_caller+0x310/0x310 [ 399.312569] ? cgroup_procs_write_finish+0xf0/0xf0 [ 399.317511] shrink_node+0x431/0x16b0 [ 399.321304] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 399.326614] ? shrink_node_memcg+0x18f0/0x18f0 [ 399.331193] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 399.335769] ? trace_hardirqs_on+0xbd/0x310 [ 399.340100] ? vmpressure+0x271/0x340 [ 399.343902] ? do_raw_spin_unlock+0xa7/0x330 [ 399.348305] ? do_raw_spin_trylock+0x270/0x270 [ 399.352892] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 399.358512] ? __cpuset_node_allowed+0x19b/0x660 [ 399.363269] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 399.368982] ? vmpressure+0x1a2/0x340 [ 399.372787] do_try_to_free_pages+0x3e7/0x1290 [ 399.377379] ? shrink_node+0x16b0/0x16b0 [ 399.381439] ? __lock_is_held+0xb5/0x140 [ 399.385505] try_to_free_pages+0x4d0/0xb90 [ 399.389741] ? do_try_to_free_pages+0x1290/0x1290 [ 399.394587] ? lock_acquire+0x1ed/0x520 [ 399.398555] ? set_page_refcounted+0x280/0x280 [ 399.403138] ? lock_release+0xa00/0xa00 [ 399.407130] ? _raw_spin_unlock_irq+0x60/0x80 [ 399.411616] ? psi_memstall_enter+0x240/0x2b0 [ 399.416103] ? psi_memstall_tick+0x230/0x230 [ 399.420506] ? trace_hardirqs_off+0xb8/0x310 [ 399.424915] __alloc_pages_slowpath+0xa14/0x2e10 [ 399.429702] ? warn_alloc+0x120/0x120 [ 399.433497] ? mark_held_locks+0x130/0x130 [ 399.437737] ? warn_alloc+0x120/0x120 [ 399.441535] ? print_usage_bug+0xc0/0xc0 [ 399.445591] ? print_usage_bug+0xc0/0xc0 [ 399.449655] ? print_usage_bug+0xc0/0xc0 [ 399.453713] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.459244] ? should_fail+0x22d/0xd01 [ 399.463126] ? zap_class+0x640/0x640 [ 399.466858] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.471961] ? zap_class+0x640/0x640 [ 399.475674] ? zap_class+0x640/0x640 [ 399.479421] ? __lock_is_held+0xb5/0x140 [ 399.483486] ? zap_class+0x640/0x640 [ 399.487214] ? lock_release+0xa00/0xa00 [ 399.491190] ? perf_trace_sched_process_exec+0x860/0x860 [ 399.496635] ? check_preemption_disabled+0x48/0x280 [ 399.501652] ? __might_sleep+0x95/0x190 [ 399.505636] __alloc_pages_nodemask+0xa80/0xde0 [ 399.510297] ? zap_class+0x640/0x640 [ 399.514010] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 399.519113] ? mark_held_locks+0xc7/0x130 [ 399.523344] ? cache_grow_begin+0x65/0x8c0 [ 399.527571] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 399.532145] ? trace_hardirqs_on+0xbd/0x310 [ 399.536630] ? fallback_alloc+0x204/0x2e0 [ 399.540771] ? trace_hardirqs_off_caller+0x310/0x310 [ 399.545871] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 399.551409] cache_grow_begin+0xa5/0x8c0 [ 399.555472] ? do_raw_spin_unlock+0xa7/0x330 [ 399.559881] fallback_alloc+0x204/0x2e0 [ 399.563858] ____cache_alloc_node+0x1c7/0x1e0 [ 399.568447] kmem_cache_alloc_trace+0x214/0x750 [ 399.573118] do_syslog+0xb9b/0x1690 [ 399.576744] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 399.581754] ? finish_wait+0x430/0x430 [ 399.585647] ? aa_path_link+0x5e0/0x5e0 [ 399.589646] kmsg_read+0x8f/0xc0 [ 399.593008] ? kmsg_poll+0xb0/0xb0 [ 399.596543] proc_reg_read+0x2a3/0x3d0 [ 399.600447] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 399.605378] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 399.609963] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.615508] ? fsnotify+0x4e5/0xf20 [ 399.619134] __vfs_read+0x117/0x9b0 [ 399.622759] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 399.627682] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 399.632617] ? vfs_copy_file_range+0xb90/0xb90 [ 399.637216] ? fsnotify+0xf20/0xf20 [ 399.640842] ? fsnotify_first_mark+0x350/0x350 [ 399.645430] ? security_file_permission+0x1c2/0x220 [ 399.650441] ? rw_verify_area+0x118/0x360 [ 399.654587] vfs_read+0x17f/0x3c0 [ 399.658040] ksys_read+0x101/0x260 [ 399.661592] ? kernel_write+0x120/0x120 [ 399.665565] ? trace_hardirqs_off_caller+0x310/0x310 [ 399.670669] __x64_sys_read+0x73/0xb0 [ 399.674468] do_syscall_64+0x1b9/0x820 [ 399.678359] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 399.683717] ? syscall_return_slowpath+0x5e0/0x5e0 [ 399.688642] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.693481] ? trace_hardirqs_on_caller+0x310/0x310 [ 399.698496] ? prepare_exit_to_usermode+0x291/0x3b0 [ 399.703512] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.708362] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 399.713553] RIP: 0033:0x7f126a43d1fd [ 399.717303] Code: Bad RIP value. [ 399.720657] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 399.728355] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 399.735619] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 399.742879] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 399.750142] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 399.757402] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 399.764688] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 399.764753] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 399.771711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 399.771719] Call Trace: [ 399.778293] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 399.787550] [ 399.790111] rsyslogd cpuset=/ mems_allowed=0 [ 399.800146] dump_stack+0x244/0x39d [ 399.810271] ? dump_stack_print_info.cold.1+0x20/0x20 [ 399.815485] warn_alloc.cold.116+0xb7/0x1bd [ 399.819806] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 399.824657] ? lock_downgrade+0x900/0x900 [ 399.828807] ? trace_hardirqs_off+0xb8/0x310 [ 399.833217] ? trace_hardirqs_off+0xb8/0x310 [ 399.837675] __alloc_pages_slowpath+0x26e8/0x2e10 [ 399.842539] ? warn_alloc+0x120/0x120 [ 399.846351] ? print_usage_bug+0xc0/0xc0 [ 399.850495] ? warn_alloc+0x120/0x120 [ 399.854323] ? zap_class+0x640/0x640 [ 399.858031] ? warn_alloc+0x120/0x120 [ 399.861942] ? print_usage_bug+0xc0/0xc0 [ 399.866004] ? print_usage_bug+0xc0/0xc0 [ 399.870062] ? __lock_acquire+0x62f/0x4c20 [ 399.874298] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.879838] ? should_fail+0x22d/0xd01 [ 399.883834] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.888933] ? __lock_acquire+0x62f/0x4c20 [ 399.893166] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.898277] ? __lock_acquire+0x62f/0x4c20 [ 399.902504] ? should_fail+0x22d/0xd01 [ 399.906518] ? find_held_lock+0x36/0x1c0 [ 399.910582] ? mark_held_locks+0x130/0x130 [ 399.914811] ? mark_held_locks+0x130/0x130 [ 399.919033] ? zap_class+0x640/0x640 [ 399.922739] ? zap_class+0x640/0x640 [ 399.926448] ? print_usage_bug+0xc0/0xc0 [ 399.930504] ? do_raw_spin_unlock+0xa7/0x330 [ 399.934921] ? zap_class+0x640/0x640 [ 399.938730] ? print_usage_bug+0xc0/0xc0 [ 399.942787] ? wq_watchdog_touch+0x9c/0xfe [ 399.947018] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.952551] ? check_preemption_disabled+0x48/0x280 [ 399.957570] ? __lock_is_held+0xb5/0x140 [ 399.961659] __alloc_pages_nodemask+0xa80/0xde0 [ 399.966325] ? zap_class+0x640/0x640 [ 399.970043] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 399.975162] ? find_held_lock+0x36/0x1c0 [ 399.979248] ? ____cache_alloc_node+0x1c7/0x1e0 [ 399.983931] ? lock_downgrade+0x900/0x900 [ 399.988080] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.993614] cache_grow_begin+0xa5/0x8c0 [ 399.997670] ? do_raw_spin_unlock+0xa7/0x330 [ 400.002080] fallback_alloc+0x204/0x2e0 [ 400.006070] ____cache_alloc_node+0x1c7/0x1e0 [ 400.010568] kmem_cache_alloc_node+0xe3/0x730 [ 400.015056] ? ipv6_get_ifaddr+0x42e/0x620 [ 400.019320] __alloc_skb+0x119/0x770 [ 400.023042] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 400.028314] ? netdev_alloc_frag+0x1f0/0x1f0 [ 400.032718] ? lock_downgrade+0x900/0x900 [ 400.036863] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.042395] ? refcount_sub_and_test_checked+0x203/0x310 [ 400.047856] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 400.053308] ? addrconf_rs_timer+0x690/0x690 [ 400.057719] ndisc_alloc_skb+0x144/0x340 [ 400.061779] ndisc_send_rs+0x331/0x6e0 [ 400.065660] addrconf_rs_timer+0x314/0x690 [ 400.069888] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.074420] call_timer_fn+0x272/0x920 [ 400.078300] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.082527] ? process_timeout+0x40/0x40 [ 400.086588] ? mark_held_locks+0xc7/0x130 [ 400.090734] ? _raw_spin_unlock_irq+0x27/0x80 [ 400.095223] ? _raw_spin_unlock_irq+0x27/0x80 [ 400.099712] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.103951] ? lockdep_hardirqs_on+0x296/0x5b0 [ 400.108527] ? trace_hardirqs_on+0xbd/0x310 [ 400.112844] ? kasan_check_read+0x11/0x20 [ 400.116985] ? __run_timers+0x7da/0xc70 [ 400.120951] ? trace_hardirqs_off_caller+0x310/0x310 [ 400.126056] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.130307] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.134532] __run_timers+0x7e5/0xc70 [ 400.138334] ? timer_fixup_init+0x70/0x70 [ 400.142484] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 400.147515] ? zap_class+0x640/0x640 [ 400.151225] ? print_usage_bug+0xc0/0xc0 [ 400.155285] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 400.160475] ? find_held_lock+0x36/0x1c0 [ 400.164532] ? zap_class+0x640/0x640 [ 400.168265] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.173801] ? check_preemption_disabled+0x48/0x280 [ 400.178821] ? __lock_is_held+0xb5/0x140 [ 400.182883] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.188423] ? check_preemption_disabled+0x48/0x280 [ 400.193433] run_timer_softirq+0x52/0xb0 [ 400.197592] ? rcu_read_lock_sched_held+0x14f/0x180 [ 400.202604] __do_softirq+0x308/0xb7e [ 400.206417] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 400.210909] ? lock_downgrade+0x900/0x900 [ 400.215071] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 400.220178] ? pvclock_read_flags+0x160/0x160 [ 400.224678] ? lapic_next_event+0x5a/0x90 [ 400.228823] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.234356] ? kvm_clock_read+0x18/0x30 [ 400.238326] ? kvm_sched_clock_read+0x9/0x20 [ 400.242744] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.248277] ? check_preemption_disabled+0x48/0x280 [ 400.253290] irq_exit+0x17f/0x1c0 [ 400.256754] smp_apic_timer_interrupt+0x1cb/0x760 [ 400.261599] ? smp_reschedule_interrupt+0x109/0x650 [ 400.266609] ? smp_call_function_single_interrupt+0x650/0x650 [ 400.272482] ? interrupt_entry+0xb5/0xc0 [ 400.276539] ? trace_hardirqs_off_caller+0xbb/0x310 [ 400.281556] ? trace_hardirqs_off_caller+0xbb/0x310 [ 400.286564] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 400.291404] ? trace_hardirqs_on_caller+0x310/0x310 [ 400.296419] ? trace_hardirqs_on_caller+0x310/0x310 [ 400.301433] ? task_prio+0x50/0x50 [ 400.304968] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.310514] ? check_preemption_disabled+0x48/0x280 [ 400.315526] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 400.320368] apic_timer_interrupt+0xf/0x20 [ 400.324609] [ 400.326841] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 400.331858] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 400.350761] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 400.358462] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 400.365725] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 400.372987] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 400.380284] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 400.387548] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 400.394830] ? list_lru_count_one+0x1c4/0x450 [ 400.399328] list_lru_count_one+0x2fb/0x450 [ 400.403650] ? list_lru_isolate_move+0x3c0/0x3c0 [ 400.408420] ? deferred_split_count+0x65/0x170 [ 400.412999] ? shrink_huge_zero_page_count+0xc8/0x100 [ 400.418191] super_cache_count+0x153/0x2e0 [ 400.422424] do_shrink_slab+0x1b1/0xd30 [ 400.426417] ? lock_acquire+0x1ed/0x520 [ 400.430396] ? snapshot_refaults+0x290/0x290 [ 400.434810] ? lock_release+0xa00/0xa00 [ 400.438779] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 400.443709] ? down_read_trylock+0xda/0x140 [ 400.448020] ? shrink_slab+0x207/0x8c0 [ 400.451912] ? downgrade_write+0x270/0x270 [ 400.456165] shrink_slab+0x389/0x8c0 [ 400.459895] ? shrink_active_list+0x1f00/0x1f00 [ 400.464566] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 400.470188] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 400.475311] ? cgroup_procs_write_finish+0xf0/0xf0 [ 400.480238] ? find_held_lock+0x36/0x1c0 [ 400.484312] shrink_node+0x431/0x16b0 [ 400.488104] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 400.493402] ? shrink_node_memcg+0x18f0/0x18f0 [ 400.497981] ? kvm_clock_read+0x18/0x30 [ 400.501953] ? ktime_get+0x2c1/0x400 [ 400.505668] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 400.510246] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 400.515779] ? __cpuset_node_allowed+0x19b/0x660 [ 400.520529] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 400.526234] ? delayacct_end+0x5a/0x100 [ 400.530214] do_try_to_free_pages+0x3e7/0x1290 [ 400.534818] ? zap_class+0x640/0x640 [ 400.538541] ? shrink_node+0x16b0/0x16b0 [ 400.542594] ? __lock_is_held+0xb5/0x140 [ 400.546661] try_to_free_pages+0x4d0/0xb90 [ 400.550902] ? do_try_to_free_pages+0x1290/0x1290 [ 400.555779] ? lock_acquire+0x1ed/0x520 [ 400.559748] ? set_page_refcounted+0x280/0x280 [ 400.564339] ? lock_release+0xa00/0xa00 [ 400.568324] ? _raw_spin_unlock_irq+0x60/0x80 [ 400.572813] ? psi_memstall_enter+0x240/0x2b0 [ 400.577306] ? psi_memstall_tick+0x230/0x230 [ 400.581722] __alloc_pages_slowpath+0xa14/0x2e10 [ 400.586497] ? warn_alloc+0x120/0x120 [ 400.590290] ? mark_held_locks+0x130/0x130 [ 400.594521] ? find_get_entry+0xaae/0x1120 [ 400.598754] ? filemap_map_pages+0x1a20/0x1a20 [ 400.603332] ? zap_class+0x640/0x640 [ 400.607044] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.612589] ? check_preemption_disabled+0x48/0x280 [ 400.617597] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.623138] ? should_fail+0x22d/0xd01 [ 400.627059] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 400.632156] ? zap_class+0x640/0x640 [ 400.635899] ? __lock_is_held+0xb5/0x140 [ 400.639978] ? mark_held_locks+0x130/0x130 [ 400.644211] ? lock_release+0xa00/0xa00 [ 400.648184] ? perf_trace_sched_process_exec+0x860/0x860 [ 400.653634] ? xa_load+0x2ba/0x460 [ 400.657260] ? lock_downgrade+0x900/0x900 [ 400.661405] ? __might_sleep+0x95/0x190 [ 400.665395] __alloc_pages_nodemask+0xa80/0xde0 [ 400.670064] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 400.675084] ? __page_cache_alloc+0x191/0x5c0 [ 400.679572] ? xa_load+0x2e1/0x460 [ 400.683106] ? xa_clear_mark+0x40/0x40 [ 400.686990] ? zap_class+0x640/0x640 [ 400.690700] ? zap_class+0x640/0x640 [ 400.694417] ? zap_class+0x640/0x640 [ 400.698134] ? __do_page_cache_readahead+0x663/0x810 [ 400.703506] ? find_held_lock+0x36/0x1c0 [ 400.707568] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 400.713107] alloc_pages_current+0x173/0x350 [ 400.717512] __page_cache_alloc+0x38c/0x5c0 [ 400.721824] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 400.726747] ? kasan_check_read+0x11/0x20 [ 400.730908] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 400.736179] ? generic_perform_write+0x6a0/0x6a0 [ 400.740931] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.746472] ? check_preemption_disabled+0x48/0x280 [ 400.751503] filemap_fault+0x1595/0x25f0 [ 400.755570] ? __lock_page_or_retry+0xa00/0xa00 [ 400.760235] ? mark_held_locks+0x130/0x130 [ 400.764487] ? filemap_map_pages+0xd6b/0x1a20 [ 400.768979] ? lock_downgrade+0x900/0x900 [ 400.773140] ? check_preemption_disabled+0x48/0x280 [ 400.778154] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 400.783168] ? kasan_check_read+0x11/0x20 [ 400.787329] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 400.792598] ? rcu_softirq_qs+0x20/0x20 [ 400.796577] ? filemap_map_pages+0xd92/0x1a20 [ 400.801080] ? find_get_entries_tag+0x1400/0x1400 [ 400.805923] ? debug_object_destroy+0x2b0/0x2b0 [ 400.810604] ? lock_pi_update_atomic+0x150/0x150 [ 400.815394] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.820939] ? lock_acquire+0x1ed/0x520 [ 400.824912] ? ext4_filemap_fault+0x7a/0xad [ 400.829236] ? lock_release+0xa00/0xa00 [ 400.833201] ? perf_trace_sched_process_exec+0x860/0x860 [ 400.838649] ? print_usage_bug+0xc0/0xc0 [ 400.842707] ? print_usage_bug+0xc0/0xc0 [ 400.846771] ? down_read+0x8d/0x120 [ 400.850394] ? ext4_filemap_fault+0x7a/0xad [ 400.854711] ? __down_interruptible+0x700/0x700 [ 400.859395] ext4_filemap_fault+0x82/0xad [ 400.863540] __do_fault+0x100/0x6b0 [ 400.867166] ? pmd_devmap_trans_unstable+0x220/0x220 [ 400.872281] ? mark_held_locks+0x130/0x130 [ 400.876516] ? mark_held_locks+0x130/0x130 [ 400.880743] ? __might_fault+0x12b/0x1e0 [ 400.884811] ? lock_downgrade+0x900/0x900 [ 400.888956] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.894490] __handle_mm_fault+0x3ea0/0x5be0 [ 400.898900] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 400.903744] ? _copy_to_user+0xc8/0x110 [ 400.907722] ? zap_class+0x640/0x640 [ 400.911425] ? zap_class+0x640/0x640 [ 400.915389] ? __x64_sys_futex+0x53e/0x6a0 [ 400.919623] ? find_held_lock+0x36/0x1c0 [ 400.923685] ? handle_mm_fault+0x42a/0xc70 [ 400.928019] ? lock_downgrade+0x900/0x900 [ 400.932159] ? check_preemption_disabled+0x48/0x280 [ 400.937174] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 400.942098] ? kasan_check_read+0x11/0x20 [ 400.946239] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 400.951623] ? rcu_softirq_qs+0x20/0x20 [ 400.955604] ? trace_hardirqs_off_caller+0x310/0x310 [ 400.960703] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.966237] ? check_preemption_disabled+0x48/0x280 [ 400.971254] handle_mm_fault+0x54f/0xc70 [ 400.975325] ? __handle_mm_fault+0x5be0/0x5be0 [ 400.979907] ? find_vma+0x34/0x190 [ 400.983460] __do_page_fault+0x5e8/0xe60 [ 400.987525] ? trace_hardirqs_off+0xb8/0x310 [ 400.991940] do_page_fault+0xf2/0x7e0 [ 400.995744] ? vmalloc_sync_all+0x30/0x30 [ 400.999886] ? error_entry+0x70/0xd0 [ 401.003611] ? trace_hardirqs_off_caller+0xbb/0x310 [ 401.008737] ? trace_hardirqs_on_caller+0xc0/0x310 [ 401.013752] ? syscall_return_slowpath+0x5e0/0x5e0 [ 401.018676] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 401.023511] ? trace_hardirqs_on_caller+0x310/0x310 [ 401.028520] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 401.034230] ? prepare_exit_to_usermode+0x291/0x3b0 [ 401.039255] ? page_fault+0x8/0x30 [ 401.042792] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 401.047656] ? page_fault+0x8/0x30 [ 401.051194] page_fault+0x1e/0x30 [ 401.054641] RIP: 0033:0x45ddf3 [ 401.057861] Code: Bad RIP value. [ 401.061229] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 401.066585] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 401.073854] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 401.081138] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 401.088401] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 401.095667] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 401.102951] warn_alloc_show_mem: 1 callbacks suppressed [ 401.102960] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 401.102962] Mem-Info: [ 401.102990] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 401.102990] active_file:13 inactive_file:12 isolated_file:0 [ 401.102990] unevictable:0 dirty:0 writeback:0 unstable:0 [ 401.102990] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 401.102990] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 401.102990] free:13770 free_pcp:132 free_cma:0 [ 401.108347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 401.115197] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 401.117586] Call Trace: [ 401.150620] 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 [ 401.160059] [ 401.187890] lowmem_reserve[]: 0 2818 6321 6321 [ 401.190482] dump_stack+0x244/0x39d [ 401.216558] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 401.218708] ? dump_stack_print_info.cold.1+0x20/0x20 [ 401.223258] lowmem_reserve[]: 0 0 3503 3503 [ 401.226894] warn_alloc.cold.116+0xb7/0x1bd [ 401.254781] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 401.259976] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 401.264264] lowmem_reserve[]: 0 0 0 0 [ 401.268577] ? lock_downgrade+0x900/0x900 [ 401.297518] 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 [ 401.302355] ? trace_hardirqs_off+0xb8/0x310 [ 401.306122] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 401.310263] ? trace_hardirqs_off+0xb8/0x310 [ 401.323764] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 401.328279] __alloc_pages_slowpath+0x26e8/0x2e10 [ 401.343604] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 401.348018] ? warn_alloc+0x120/0x120 [ 401.363053] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 401.363061] 2701 total pagecache pages [ 401.367994] ? print_usage_bug+0xc0/0xc0 [ 401.376803] 0 pages in swap cache [ 401.380583] ? warn_alloc+0x120/0x120 [ 401.389218] Swap cache stats: add 0, delete 0, find 0/0 [ 401.393089] ? warn_alloc+0x120/0x120 [ 401.397119] Free swap = 0kB [ 401.400576] ? print_usage_bug+0xc0/0xc0 [ 401.404355] Total swap = 0kB [ 401.409728] ? kvm_clock_read+0x18/0x30 [ 401.413582] 1965979 pages RAM [ 401.416589] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 401.420633] 0 pages HighMem/MovableOnly [ 401.423636] ? print_usage_bug+0xc0/0xc0 [ 401.427579] 342853 pages reserved [ 401.430667] ? __lock_acquire+0x62f/0x4c20 [ 401.435653] 0 pages cma reserved [ 401.439610] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.443732] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 401.447079] ? should_fail+0x22d/0xd01 [ 401.447091] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 401.447108] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 401.451370] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 401.454670] ? __lock_acquire+0x62f/0x4c20 [ 401.460193] syz-fuzzer cpuset=/ mems_allowed=0 [ 401.466675] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 401.504968] ? __lock_acquire+0x62f/0x4c20 [ 401.509229] ? should_fail+0x22d/0xd01 [ 401.513107] ? rcu_irq_exit+0x1a2/0x390 [ 401.517100] ? mark_held_locks+0x130/0x130 [ 401.521450] ? mark_held_locks+0x130/0x130 [ 401.525685] ? mark_held_locks+0xc7/0x130 [ 401.529834] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 401.534852] ? zap_class+0x640/0x640 [ 401.538578] ? print_usage_bug+0xc0/0xc0 [ 401.542637] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.548183] ? check_preemption_disabled+0x48/0x280 [ 401.553237] ? __lock_is_held+0xb5/0x140 [ 401.557302] __alloc_pages_nodemask+0xa80/0xde0 [ 401.561977] ? zap_class+0x640/0x640 [ 401.565688] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 401.570707] ? find_held_lock+0x36/0x1c0 [ 401.574768] ? ____cache_alloc_node+0x1c7/0x1e0 [ 401.579432] ? lock_downgrade+0x900/0x900 [ 401.583581] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.589205] cache_grow_begin+0xa5/0x8c0 [ 401.593361] ? do_raw_spin_unlock+0xa7/0x330 [ 401.597773] fallback_alloc+0x204/0x2e0 [ 401.601766] ____cache_alloc_node+0x1c7/0x1e0 [ 401.606254] kmem_cache_alloc_node+0xe3/0x730 [ 401.610741] ? ipv6_get_ifaddr+0x42e/0x620 [ 401.614974] __alloc_skb+0x119/0x770 [ 401.618690] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 401.623962] ? netdev_alloc_frag+0x1f0/0x1f0 [ 401.628362] ? lock_downgrade+0x900/0x900 [ 401.632512] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.638042] ? refcount_sub_and_test_checked+0x203/0x310 [ 401.643493] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 401.648941] ? addrconf_rs_timer+0x690/0x690 [ 401.653355] ndisc_alloc_skb+0x144/0x340 [ 401.657416] ndisc_send_rs+0x331/0x6e0 [ 401.661303] addrconf_rs_timer+0x314/0x690 [ 401.665537] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.669826] call_timer_fn+0x272/0x920 [ 401.673709] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.677938] ? process_timeout+0x40/0x40 [ 401.682093] ? mark_held_locks+0xc7/0x130 [ 401.686258] ? _raw_spin_unlock_irq+0x27/0x80 [ 401.690948] ? _raw_spin_unlock_irq+0x27/0x80 [ 401.695444] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.699672] ? lockdep_hardirqs_on+0x296/0x5b0 [ 401.704261] ? trace_hardirqs_on+0xbd/0x310 [ 401.708628] ? kasan_check_read+0x11/0x20 [ 401.712770] ? __run_timers+0x7da/0xc70 [ 401.716840] ? trace_hardirqs_off_caller+0x310/0x310 [ 401.721938] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.726172] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.730400] __run_timers+0x7e5/0xc70 [ 401.734201] ? timer_fixup_init+0x70/0x70 [ 401.738343] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 401.743445] ? zap_class+0x640/0x640 [ 401.747161] ? print_usage_bug+0xc0/0xc0 [ 401.751222] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 401.756416] ? find_held_lock+0x36/0x1c0 [ 401.760479] ? zap_class+0x640/0x640 [ 401.764193] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.769737] ? check_preemption_disabled+0x48/0x280 [ 401.774755] ? __lock_is_held+0xb5/0x140 [ 401.778822] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.784354] ? check_preemption_disabled+0x48/0x280 [ 401.789366] run_timer_softirq+0x52/0xb0 [ 401.793430] ? rcu_read_lock_sched_held+0x14f/0x180 [ 401.798441] __do_softirq+0x308/0xb7e [ 401.802237] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 401.806736] ? lock_downgrade+0x900/0x900 [ 401.810879] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 401.815985] ? pvclock_read_flags+0x160/0x160 [ 401.820479] ? lapic_next_event+0x5a/0x90 [ 401.824634] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.830181] ? kvm_clock_read+0x18/0x30 [ 401.834236] ? kvm_sched_clock_read+0x9/0x20 [ 401.838642] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.844173] ? check_preemption_disabled+0x48/0x280 [ 401.849192] irq_exit+0x17f/0x1c0 [ 401.852640] smp_apic_timer_interrupt+0x1cb/0x760 [ 401.857572] ? smp_reschedule_interrupt+0x109/0x650 [ 401.862585] ? smp_call_function_single_interrupt+0x650/0x650 [ 401.868463] ? interrupt_entry+0xb5/0xc0 [ 401.872519] ? trace_hardirqs_off_caller+0xbb/0x310 [ 401.877528] ? trace_hardirqs_off_caller+0xbb/0x310 [ 401.882535] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 401.887378] ? trace_hardirqs_on_caller+0x310/0x310 [ 401.892477] ? trace_hardirqs_on_caller+0x310/0x310 [ 401.897487] ? task_prio+0x50/0x50 [ 401.901018] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.906544] ? check_preemption_disabled+0x48/0x280 [ 401.911552] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 401.916389] apic_timer_interrupt+0xf/0x20 [ 401.920612] [ 401.922843] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 401.927857] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 401.946838] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 401.954539] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 401.961821] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 401.969087] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 401.976353] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 401.983610] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 401.990906] rcu_read_lock_held+0xa9/0xc0 [ 401.995045] list_lru_count_one+0x31a/0x450 [ 401.999358] ? list_lru_isolate_move+0x3c0/0x3c0 [ 402.004104] ? shmem_free_inode+0xd0/0xd0 [ 402.008248] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.013804] ? ubifs_shrink_count+0xc4/0x100 [ 402.018211] super_cache_count+0x153/0x2e0 [ 402.022451] do_shrink_slab+0x1b1/0xd30 [ 402.026427] ? lock_acquire+0x1ed/0x520 [ 402.030406] ? snapshot_refaults+0x290/0x290 [ 402.034821] ? lock_release+0xa00/0xa00 [ 402.038807] ? perf_trace_sched_process_exec+0x860/0x860 [ 402.044263] ? down_read_trylock+0xda/0x140 [ 402.048588] ? shrink_slab+0x207/0x8c0 [ 402.052469] ? downgrade_write+0x270/0x270 [ 402.056721] shrink_slab+0x389/0x8c0 [ 402.060428] ? shrink_active_list+0x1f00/0x1f00 [ 402.065099] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 402.070721] ? trace_hardirqs_on+0xbd/0x310 [ 402.075513] ? vmpressure+0x271/0x340 [ 402.079310] ? trace_hardirqs_off_caller+0x310/0x310 [ 402.084408] ? cgroup_procs_write_finish+0xf0/0xf0 [ 402.089358] shrink_node+0x431/0x16b0 [ 402.093158] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 402.098539] ? shrink_node_memcg+0x18f0/0x18f0 [ 402.103117] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 402.107695] ? trace_hardirqs_on+0xbd/0x310 [ 402.112021] ? vmpressure+0x271/0x340 [ 402.115832] ? do_raw_spin_unlock+0xa7/0x330 [ 402.120233] ? do_raw_spin_trylock+0x270/0x270 [ 402.124822] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 402.130355] ? __cpuset_node_allowed+0x19b/0x660 [ 402.135111] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 402.140820] ? vmpressure+0x1a2/0x340 [ 402.144623] do_try_to_free_pages+0x3e7/0x1290 [ 402.149220] ? shrink_node+0x16b0/0x16b0 [ 402.153276] ? __lock_is_held+0xb5/0x140 [ 402.157344] try_to_free_pages+0x4d0/0xb90 [ 402.161583] ? do_try_to_free_pages+0x1290/0x1290 [ 402.166433] ? lock_acquire+0x1ed/0x520 [ 402.170402] ? set_page_refcounted+0x280/0x280 [ 402.174986] ? lock_release+0xa00/0xa00 [ 402.179067] ? _raw_spin_unlock_irq+0x60/0x80 [ 402.183557] ? psi_memstall_enter+0x240/0x2b0 [ 402.188046] ? psi_memstall_tick+0x230/0x230 [ 402.192447] ? trace_hardirqs_off+0xb8/0x310 [ 402.196857] __alloc_pages_slowpath+0xa14/0x2e10 [ 402.201646] ? warn_alloc+0x120/0x120 [ 402.205455] ? mark_held_locks+0x130/0x130 [ 402.209693] ? warn_alloc+0x120/0x120 [ 402.213505] ? print_usage_bug+0xc0/0xc0 [ 402.217567] ? print_usage_bug+0xc0/0xc0 [ 402.221627] ? print_usage_bug+0xc0/0xc0 [ 402.225703] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.231234] ? should_fail+0x22d/0xd01 [ 402.235127] ? zap_class+0x640/0x640 [ 402.238840] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.243936] ? zap_class+0x640/0x640 [ 402.247647] ? zap_class+0x640/0x640 [ 402.251386] ? __lock_is_held+0xb5/0x140 [ 402.255450] ? zap_class+0x640/0x640 [ 402.259172] ? lock_release+0xa00/0xa00 [ 402.263138] ? perf_trace_sched_process_exec+0x860/0x860 [ 402.268582] ? check_preemption_disabled+0x48/0x280 [ 402.273599] ? __might_sleep+0x95/0x190 [ 402.277574] __alloc_pages_nodemask+0xa80/0xde0 [ 402.282235] ? zap_class+0x640/0x640 [ 402.285947] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 402.290971] ? mark_held_locks+0xc7/0x130 [ 402.295115] ? cache_grow_begin+0x65/0x8c0 [ 402.299346] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 402.303923] ? trace_hardirqs_on+0xbd/0x310 [ 402.308251] ? fallback_alloc+0x204/0x2e0 [ 402.312397] ? trace_hardirqs_off_caller+0x310/0x310 [ 402.317501] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 402.323038] cache_grow_begin+0xa5/0x8c0 [ 402.327107] ? do_raw_spin_unlock+0xa7/0x330 [ 402.331528] fallback_alloc+0x204/0x2e0 [ 402.335505] ____cache_alloc_node+0x1c7/0x1e0 [ 402.340014] kmem_cache_alloc_trace+0x214/0x750 [ 402.344701] do_syslog+0xb9b/0x1690 [ 402.348348] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 402.353362] ? finish_wait+0x430/0x430 [ 402.357259] ? aa_path_link+0x5e0/0x5e0 [ 402.361232] kmsg_read+0x8f/0xc0 [ 402.364609] ? kmsg_poll+0xb0/0xb0 [ 402.368149] proc_reg_read+0x2a3/0x3d0 [ 402.372037] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 402.376960] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 402.381543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.387072] ? fsnotify+0x4e5/0xf20 [ 402.390711] __vfs_read+0x117/0x9b0 [ 402.394334] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 402.399258] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 402.404192] ? vfs_copy_file_range+0xb90/0xb90 [ 402.408786] ? fsnotify+0xf20/0xf20 [ 402.412424] ? fsnotify_first_mark+0x350/0x350 [ 402.417113] ? security_file_permission+0x1c2/0x220 [ 402.422126] ? rw_verify_area+0x118/0x360 [ 402.426272] vfs_read+0x17f/0x3c0 [ 402.429722] ksys_read+0x101/0x260 [ 402.433260] ? kernel_write+0x120/0x120 [ 402.437233] ? trace_hardirqs_off_caller+0x310/0x310 [ 402.442338] __x64_sys_read+0x73/0xb0 [ 402.446134] do_syscall_64+0x1b9/0x820 [ 402.450012] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 402.455376] ? syscall_return_slowpath+0x5e0/0x5e0 [ 402.460303] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 402.465140] ? trace_hardirqs_on_caller+0x310/0x310 [ 402.470158] ? prepare_exit_to_usermode+0x291/0x3b0 [ 402.475186] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 402.480031] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 402.485212] RIP: 0033:0x7f126a43d1fd [ 402.488934] Code: Bad RIP value. [ 402.492289] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 402.499993] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 402.507256] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 402.514518] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 402.521784] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 402.529068] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 402.536438] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 402.536510] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 402.543460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 402.543481] Call Trace: [ 402.550041] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 402.559291] [ 402.561855] rsyslogd cpuset=/ mems_allowed=0 [ 402.571978] dump_stack+0x244/0x39d [ 402.582126] ? dump_stack_print_info.cold.1+0x20/0x20 [ 402.587319] warn_alloc.cold.116+0xb7/0x1bd [ 402.591637] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 402.596476] ? lock_downgrade+0x900/0x900 [ 402.600631] ? trace_hardirqs_off+0xb8/0x310 [ 402.605045] ? trace_hardirqs_off+0xb8/0x310 [ 402.609454] __alloc_pages_slowpath+0x26e8/0x2e10 [ 402.614317] ? warn_alloc+0x120/0x120 [ 402.618127] ? print_usage_bug+0xc0/0xc0 [ 402.622185] ? warn_alloc+0x120/0x120 [ 402.625986] ? warn_alloc+0x120/0x120 [ 402.629789] ? print_usage_bug+0xc0/0xc0 [ 402.633853] ? print_usage_bug+0xc0/0xc0 [ 402.637910] ? __lock_acquire+0x62f/0x4c20 [ 402.642149] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.647682] ? should_fail+0x22d/0xd01 [ 402.651568] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.656669] ? __lock_acquire+0x62f/0x4c20 [ 402.660902] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.666003] ? __lock_acquire+0x62f/0x4c20 [ 402.670231] ? should_fail+0x22d/0xd01 [ 402.674118] ? find_held_lock+0x36/0x1c0 [ 402.678184] ? mark_held_locks+0x130/0x130 [ 402.682419] ? mark_held_locks+0x130/0x130 [ 402.686645] ? zap_class+0x640/0x640 [ 402.690359] ? zap_class+0x640/0x640 [ 402.694073] ? print_usage_bug+0xc0/0xc0 [ 402.698132] ? do_raw_spin_unlock+0xa7/0x330 [ 402.702532] ? zap_class+0x640/0x640 [ 402.706238] ? print_usage_bug+0xc0/0xc0 [ 402.710298] ? wq_watchdog_touch+0x9c/0xfe [ 402.714528] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.720056] ? check_preemption_disabled+0x48/0x280 [ 402.725074] ? __lock_is_held+0xb5/0x140 [ 402.729135] __alloc_pages_nodemask+0xa80/0xde0 [ 402.733798] ? zap_class+0x640/0x640 [ 402.737508] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 402.742528] ? find_held_lock+0x36/0x1c0 [ 402.746591] ? ____cache_alloc_node+0x1c7/0x1e0 [ 402.751262] ? lock_downgrade+0x900/0x900 [ 402.755409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.760945] cache_grow_begin+0xa5/0x8c0 [ 402.765001] ? do_raw_spin_unlock+0xa7/0x330 [ 402.769409] fallback_alloc+0x204/0x2e0 [ 402.773383] ____cache_alloc_node+0x1c7/0x1e0 [ 402.777899] kmem_cache_alloc_node+0xe3/0x730 [ 402.782394] ? ipv6_get_ifaddr+0x42e/0x620 [ 402.786634] __alloc_skb+0x119/0x770 [ 402.790342] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 402.795617] ? netdev_alloc_frag+0x1f0/0x1f0 [ 402.800024] ? lock_downgrade+0x900/0x900 [ 402.804170] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.809704] ? refcount_sub_and_test_checked+0x203/0x310 [ 402.815160] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 402.820612] ? addrconf_rs_timer+0x690/0x690 [ 402.825030] ndisc_alloc_skb+0x144/0x340 [ 402.829089] ndisc_send_rs+0x331/0x6e0 [ 402.832974] addrconf_rs_timer+0x314/0x690 [ 402.837205] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.841451] call_timer_fn+0x272/0x920 [ 402.845331] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.849560] ? process_timeout+0x40/0x40 [ 402.853624] ? mark_held_locks+0xc7/0x130 [ 402.857767] ? _raw_spin_unlock_irq+0x27/0x80 [ 402.862257] ? _raw_spin_unlock_irq+0x27/0x80 [ 402.866753] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.871019] ? lockdep_hardirqs_on+0x296/0x5b0 [ 402.875702] ? trace_hardirqs_on+0xbd/0x310 [ 402.880031] ? kasan_check_read+0x11/0x20 [ 402.884173] ? __run_timers+0x7da/0xc70 [ 402.888144] ? trace_hardirqs_off_caller+0x310/0x310 [ 402.893344] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.897573] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.901795] __run_timers+0x7e5/0xc70 [ 402.905680] ? timer_fixup_init+0x70/0x70 [ 402.909822] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 402.914829] ? zap_class+0x640/0x640 [ 402.918539] ? print_usage_bug+0xc0/0xc0 [ 402.922595] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 402.927797] ? find_held_lock+0x36/0x1c0 [ 402.931864] ? zap_class+0x640/0x640 [ 402.935576] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.941106] ? check_preemption_disabled+0x48/0x280 [ 402.946130] ? __lock_is_held+0xb5/0x140 [ 402.950188] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.955764] ? check_preemption_disabled+0x48/0x280 [ 402.960884] run_timer_softirq+0x52/0xb0 [ 402.964947] ? rcu_read_lock_sched_held+0x14f/0x180 [ 402.969960] __do_softirq+0x308/0xb7e [ 402.973762] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 402.978263] ? lock_downgrade+0x900/0x900 [ 402.982416] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 402.987520] ? pvclock_read_flags+0x160/0x160 [ 402.992016] ? lapic_next_event+0x5a/0x90 [ 402.996160] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.001697] ? kvm_clock_read+0x18/0x30 [ 403.005676] ? kvm_sched_clock_read+0x9/0x20 [ 403.010103] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.015648] ? check_preemption_disabled+0x48/0x280 [ 403.020678] irq_exit+0x17f/0x1c0 [ 403.024130] smp_apic_timer_interrupt+0x1cb/0x760 [ 403.028979] ? smp_reschedule_interrupt+0x109/0x650 [ 403.033992] ? smp_call_function_single_interrupt+0x650/0x650 [ 403.039869] ? interrupt_entry+0xb5/0xc0 [ 403.043925] ? trace_hardirqs_off_caller+0xbb/0x310 [ 403.048955] ? trace_hardirqs_off_caller+0xbb/0x310 [ 403.053967] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 403.058823] ? trace_hardirqs_on_caller+0x310/0x310 [ 403.063835] ? trace_hardirqs_on_caller+0x310/0x310 [ 403.068851] ? task_prio+0x50/0x50 [ 403.072383] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.077915] ? check_preemption_disabled+0x48/0x280 [ 403.082935] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 403.087784] apic_timer_interrupt+0xf/0x20 [ 403.092021] [ 403.094259] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 403.099359] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 403.118253] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 403.125951] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 403.133230] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 403.140577] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 403.147855] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 403.155117] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 403.162396] ? list_lru_count_one+0x1c4/0x450 [ 403.166908] list_lru_count_one+0x2fb/0x450 [ 403.171230] ? list_lru_isolate_move+0x3c0/0x3c0 [ 403.175980] ? deferred_split_count+0x65/0x170 [ 403.180555] ? shrink_huge_zero_page_count+0xc8/0x100 [ 403.185767] super_cache_count+0x153/0x2e0 [ 403.190002] do_shrink_slab+0x1b1/0xd30 [ 403.193974] ? lock_acquire+0x1ed/0x520 [ 403.197947] ? snapshot_refaults+0x290/0x290 [ 403.202353] ? lock_release+0xa00/0xa00 [ 403.206324] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 403.211270] ? down_read_trylock+0xda/0x140 [ 403.215585] ? shrink_slab+0x207/0x8c0 [ 403.219474] ? downgrade_write+0x270/0x270 [ 403.223820] shrink_slab+0x389/0x8c0 [ 403.227533] ? shrink_active_list+0x1f00/0x1f00 [ 403.232205] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 403.237829] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 403.243475] ? cgroup_procs_write_finish+0xf0/0xf0 [ 403.248398] ? find_held_lock+0x36/0x1c0 [ 403.252460] shrink_node+0x431/0x16b0 [ 403.256259] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 403.261551] ? shrink_node_memcg+0x18f0/0x18f0 [ 403.266223] ? kvm_clock_read+0x18/0x30 [ 403.270197] ? ktime_get+0x2c1/0x400 [ 403.274001] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 403.278508] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 403.284049] ? __cpuset_node_allowed+0x19b/0x660 [ 403.288808] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 403.294523] ? delayacct_end+0x5a/0x100 [ 403.298514] do_try_to_free_pages+0x3e7/0x1290 [ 403.303088] ? zap_class+0x640/0x640 [ 403.306810] ? shrink_node+0x16b0/0x16b0 [ 403.310870] ? __lock_is_held+0xb5/0x140 [ 403.314935] try_to_free_pages+0x4d0/0xb90 [ 403.319175] ? do_try_to_free_pages+0x1290/0x1290 [ 403.324039] ? lock_acquire+0x1ed/0x520 [ 403.328016] ? set_page_refcounted+0x280/0x280 [ 403.332634] ? lock_release+0xa00/0xa00 [ 403.336605] ? _raw_spin_unlock_irq+0x60/0x80 [ 403.341099] ? psi_memstall_enter+0x240/0x2b0 [ 403.345587] ? psi_memstall_tick+0x230/0x230 [ 403.349999] __alloc_pages_slowpath+0xa14/0x2e10 [ 403.354776] ? warn_alloc+0x120/0x120 [ 403.358582] ? mark_held_locks+0x130/0x130 [ 403.362816] ? find_get_entry+0xaae/0x1120 [ 403.367068] ? filemap_map_pages+0x1a20/0x1a20 [ 403.371647] ? zap_class+0x640/0x640 [ 403.375356] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.380889] ? check_preemption_disabled+0x48/0x280 [ 403.385898] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.391443] ? should_fail+0x22d/0xd01 [ 403.395327] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 403.400430] ? zap_class+0x640/0x640 [ 403.404162] ? __lock_is_held+0xb5/0x140 [ 403.408223] ? mark_held_locks+0x130/0x130 [ 403.412467] ? lock_release+0xa00/0xa00 [ 403.416543] ? perf_trace_sched_process_exec+0x860/0x860 [ 403.422002] ? xa_load+0x2ba/0x460 [ 403.425547] ? lock_downgrade+0x900/0x900 [ 403.429694] ? __might_sleep+0x95/0x190 [ 403.433674] __alloc_pages_nodemask+0xa80/0xde0 [ 403.438436] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 403.443449] ? __page_cache_alloc+0x191/0x5c0 [ 403.448037] ? xa_load+0x2e1/0x460 [ 403.451604] ? xa_clear_mark+0x40/0x40 [ 403.455505] ? zap_class+0x640/0x640 [ 403.459226] ? zap_class+0x640/0x640 [ 403.462930] ? zap_class+0x640/0x640 [ 403.466635] ? __do_page_cache_readahead+0x663/0x810 [ 403.471736] ? find_held_lock+0x36/0x1c0 [ 403.475804] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 403.481343] alloc_pages_current+0x173/0x350 [ 403.485767] __page_cache_alloc+0x38c/0x5c0 [ 403.490096] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 403.495018] ? kasan_check_read+0x11/0x20 [ 403.499265] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 403.504537] ? generic_perform_write+0x6a0/0x6a0 [ 403.509314] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.514846] ? check_preemption_disabled+0x48/0x280 [ 403.519864] filemap_fault+0x1595/0x25f0 [ 403.523930] ? __lock_page_or_retry+0xa00/0xa00 [ 403.528615] ? mark_held_locks+0x130/0x130 [ 403.532855] ? filemap_map_pages+0xd6b/0x1a20 [ 403.537343] ? lock_downgrade+0x900/0x900 [ 403.541574] ? check_preemption_disabled+0x48/0x280 [ 403.546587] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 403.551509] ? kasan_check_read+0x11/0x20 [ 403.555653] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 403.560954] ? rcu_softirq_qs+0x20/0x20 [ 403.564942] ? filemap_map_pages+0xd92/0x1a20 [ 403.569439] ? find_get_entries_tag+0x1400/0x1400 [ 403.574366] ? debug_object_destroy+0x2b0/0x2b0 [ 403.579032] ? lock_pi_update_atomic+0x150/0x150 [ 403.583793] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.589336] ? lock_acquire+0x1ed/0x520 [ 403.593310] ? ext4_filemap_fault+0x7a/0xad [ 403.597645] ? lock_release+0xa00/0xa00 [ 403.601805] ? perf_trace_sched_process_exec+0x860/0x860 [ 403.607248] ? print_usage_bug+0xc0/0xc0 [ 403.611414] ? print_usage_bug+0xc0/0xc0 [ 403.615479] ? down_read+0x8d/0x120 [ 403.619125] ? ext4_filemap_fault+0x7a/0xad [ 403.623444] ? __down_interruptible+0x700/0x700 [ 403.628206] ext4_filemap_fault+0x82/0xad [ 403.632349] __do_fault+0x100/0x6b0 [ 403.635979] ? pmd_devmap_trans_unstable+0x220/0x220 [ 403.641092] ? mark_held_locks+0x130/0x130 [ 403.645338] ? mark_held_locks+0x130/0x130 [ 403.649571] ? __might_fault+0x12b/0x1e0 [ 403.653660] ? lock_downgrade+0x900/0x900 [ 403.657837] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.663374] __handle_mm_fault+0x3ea0/0x5be0 [ 403.667868] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 403.672718] ? _copy_to_user+0xc8/0x110 [ 403.676707] ? zap_class+0x640/0x640 [ 403.680414] ? zap_class+0x640/0x640 [ 403.684127] ? __x64_sys_futex+0x53e/0x6a0 [ 403.688366] ? find_held_lock+0x36/0x1c0 [ 403.692430] ? handle_mm_fault+0x42a/0xc70 [ 403.696660] ? lock_downgrade+0x900/0x900 [ 403.700809] ? check_preemption_disabled+0x48/0x280 [ 403.705822] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 403.710748] ? kasan_check_read+0x11/0x20 [ 403.714892] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 403.720166] ? rcu_softirq_qs+0x20/0x20 [ 403.724139] ? trace_hardirqs_off_caller+0x310/0x310 [ 403.729239] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.734776] ? check_preemption_disabled+0x48/0x280 [ 403.739796] handle_mm_fault+0x54f/0xc70 [ 403.743972] ? __handle_mm_fault+0x5be0/0x5be0 [ 403.748564] ? find_vma+0x34/0x190 [ 403.752102] __do_page_fault+0x5e8/0xe60 [ 403.756242] ? trace_hardirqs_off+0xb8/0x310 [ 403.760668] do_page_fault+0xf2/0x7e0 [ 403.764488] ? vmalloc_sync_all+0x30/0x30 [ 403.768632] ? error_entry+0x70/0xd0 [ 403.772337] ? trace_hardirqs_off_caller+0xbb/0x310 [ 403.777342] ? trace_hardirqs_on_caller+0xc0/0x310 [ 403.782266] ? syscall_return_slowpath+0x5e0/0x5e0 [ 403.787192] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 403.792049] ? trace_hardirqs_on_caller+0x310/0x310 [ 403.797060] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 403.802505] ? prepare_exit_to_usermode+0x291/0x3b0 [ 403.807512] ? page_fault+0x8/0x30 [ 403.811050] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 403.815887] ? page_fault+0x8/0x30 [ 403.819440] page_fault+0x1e/0x30 [ 403.822900] RIP: 0033:0x45ddf3 [ 403.826104] Code: Bad RIP value. [ 403.829461] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 403.834929] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 403.842200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 403.849464] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 403.856730] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 403.863992] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 403.871290] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 403.871295] warn_alloc_show_mem: 1 callbacks suppressed [ 403.871301] Mem-Info: [ 403.878136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 403.883500] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 403.883500] active_file:13 inactive_file:12 isolated_file:0 [ 403.883500] unevictable:0 dirty:0 writeback:0 unstable:0 [ 403.883500] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 403.883500] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 403.883500] free:13770 free_pcp:132 free_cma:0 [ 403.885868] Call Trace: [ 403.895239] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 403.928339] [ 403.930903] 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 [ 403.958757] dump_stack+0x244/0x39d [ 403.960877] lowmem_reserve[]: 0 2818 6321 6321 [ 403.986974] ? dump_stack_print_info.cold.1+0x20/0x20 [ 403.990567] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 403.995145] warn_alloc.cold.116+0xb7/0x1bd [ 404.000293] lowmem_reserve[]: 0 0 3503 3503 [ 404.027750] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 404.032058] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 404.036368] ? lock_downgrade+0x900/0x900 [ 404.041194] lowmem_reserve[]: 0 0 0 0 [ 404.070337] ? trace_hardirqs_off+0xb8/0x310 [ 404.074931] 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 [ 404.078746] ? trace_hardirqs_off+0xb8/0x310 [ 404.083112] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 404.096626] __alloc_pages_slowpath+0x26e8/0x2e10 [ 404.100998] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 404.116267] ? warn_alloc+0x120/0x120 [ 404.121174] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 404.136240] ? print_usage_bug+0xc0/0xc0 [ 404.140014] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 404.148830] ? warn_alloc+0x120/0x120 [ 404.152863] 2701 total pagecache pages [ 404.161422] ? warn_alloc+0x120/0x120 [ 404.165211] 0 pages in swap cache [ 404.169079] ? print_usage_bug+0xc0/0xc0 [ 404.172851] Swap cache stats: add 0, delete 0, find 0/0 [ 404.176289] ? kvm_clock_read+0x18/0x30 [ 404.180329] Free swap = 0kB [ 404.185690] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 404.189636] Total swap = 0kB [ 404.192650] ? print_usage_bug+0xc0/0xc0 [ 404.197640] 1965979 pages RAM [ 404.200668] ? __lock_acquire+0x62f/0x4c20 [ 404.204731] 0 pages HighMem/MovableOnly [ 404.204738] 342853 pages reserved [ 404.207834] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.212046] 0 pages cma reserved [ 404.216004] ? should_fail+0x22d/0xd01 [ 404.219493] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 404.224972] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 404.224990] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 404.225006] ? __lock_acquire+0x62f/0x4c20 [ 404.228424] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 404.232246] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 404.238707] syz-fuzzer cpuset=/ mems_allowed=0 [ 404.243965] ? __lock_acquire+0x62f/0x4c20 [ 404.243980] ? should_fail+0x22d/0xd01 [ 404.281424] ? rcu_irq_exit+0x1a2/0x390 [ 404.285941] ? mark_held_locks+0x130/0x130 [ 404.290180] ? mark_held_locks+0x130/0x130 [ 404.294418] ? mark_held_locks+0xc7/0x130 [ 404.298563] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 404.303573] ? zap_class+0x640/0x640 [ 404.307278] ? print_usage_bug+0xc0/0xc0 [ 404.311338] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.316871] ? check_preemption_disabled+0x48/0x280 [ 404.321889] ? __lock_is_held+0xb5/0x140 [ 404.325950] __alloc_pages_nodemask+0xa80/0xde0 [ 404.330610] ? zap_class+0x640/0x640 [ 404.334319] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 404.339334] ? find_held_lock+0x36/0x1c0 [ 404.343408] ? ____cache_alloc_node+0x1c7/0x1e0 [ 404.348071] ? lock_downgrade+0x900/0x900 [ 404.352231] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.357769] cache_grow_begin+0xa5/0x8c0 [ 404.361822] ? do_raw_spin_unlock+0xa7/0x330 [ 404.366234] fallback_alloc+0x204/0x2e0 [ 404.370213] ____cache_alloc_node+0x1c7/0x1e0 [ 404.374798] kmem_cache_alloc_node+0xe3/0x730 [ 404.379303] ? ipv6_get_ifaddr+0x42e/0x620 [ 404.383553] __alloc_skb+0x119/0x770 [ 404.387260] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 404.392549] ? netdev_alloc_frag+0x1f0/0x1f0 [ 404.396955] ? lock_downgrade+0x900/0x900 [ 404.401106] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.406662] ? refcount_sub_and_test_checked+0x203/0x310 [ 404.412109] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 404.417551] ? addrconf_rs_timer+0x690/0x690 [ 404.421960] ndisc_alloc_skb+0x144/0x340 [ 404.426019] ndisc_send_rs+0x331/0x6e0 [ 404.429908] addrconf_rs_timer+0x314/0x690 [ 404.434143] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.438381] call_timer_fn+0x272/0x920 [ 404.442256] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.446483] ? process_timeout+0x40/0x40 [ 404.450550] ? mark_held_locks+0xc7/0x130 [ 404.454695] ? _raw_spin_unlock_irq+0x27/0x80 [ 404.459185] ? _raw_spin_unlock_irq+0x27/0x80 [ 404.463681] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.467913] ? lockdep_hardirqs_on+0x296/0x5b0 [ 404.472491] ? trace_hardirqs_on+0xbd/0x310 [ 404.476807] ? kasan_check_read+0x11/0x20 [ 404.480949] ? __run_timers+0x7da/0xc70 [ 404.484926] ? trace_hardirqs_off_caller+0x310/0x310 [ 404.490113] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.494345] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.498597] __run_timers+0x7e5/0xc70 [ 404.502412] ? timer_fixup_init+0x70/0x70 [ 404.506672] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 404.511702] ? zap_class+0x640/0x640 [ 404.515413] ? print_usage_bug+0xc0/0xc0 [ 404.519469] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 404.524747] ? find_held_lock+0x36/0x1c0 [ 404.528893] ? zap_class+0x640/0x640 [ 404.532600] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.538131] ? check_preemption_disabled+0x48/0x280 [ 404.543146] ? __lock_is_held+0xb5/0x140 [ 404.547253] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.552798] ? check_preemption_disabled+0x48/0x280 [ 404.557816] run_timer_softirq+0x52/0xb0 [ 404.561873] ? rcu_read_lock_sched_held+0x14f/0x180 [ 404.566883] __do_softirq+0x308/0xb7e [ 404.570679] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 404.575167] ? lock_downgrade+0x900/0x900 [ 404.579315] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 404.584422] ? pvclock_read_flags+0x160/0x160 [ 404.588917] ? lapic_next_event+0x5a/0x90 [ 404.593065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.598605] ? kvm_clock_read+0x18/0x30 [ 404.602586] ? kvm_sched_clock_read+0x9/0x20 [ 404.606988] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.612537] ? check_preemption_disabled+0x48/0x280 [ 404.617553] irq_exit+0x17f/0x1c0 [ 404.620999] smp_apic_timer_interrupt+0x1cb/0x760 [ 404.625840] ? smp_reschedule_interrupt+0x109/0x650 [ 404.630973] ? smp_call_function_single_interrupt+0x650/0x650 [ 404.636853] ? interrupt_entry+0xb5/0xc0 [ 404.641088] ? trace_hardirqs_off_caller+0xbb/0x310 [ 404.646101] ? trace_hardirqs_off_caller+0xbb/0x310 [ 404.651116] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 404.655952] ? trace_hardirqs_on_caller+0x310/0x310 [ 404.660962] ? trace_hardirqs_on_caller+0x310/0x310 [ 404.665973] ? task_prio+0x50/0x50 [ 404.669512] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.675068] ? check_preemption_disabled+0x48/0x280 [ 404.680083] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 404.684933] apic_timer_interrupt+0xf/0x20 [ 404.689156] [ 404.691391] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 404.696401] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 404.715295] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 404.722993] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 404.730256] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 404.737518] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 404.744781] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 404.752041] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 404.759336] rcu_read_lock_held+0xa9/0xc0 [ 404.763485] list_lru_count_one+0x31a/0x450 [ 404.767800] ? list_lru_isolate_move+0x3c0/0x3c0 [ 404.772551] ? shmem_free_inode+0xd0/0xd0 [ 404.776694] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.782228] ? ubifs_shrink_count+0xc4/0x100 [ 404.786648] super_cache_count+0x153/0x2e0 [ 404.790898] do_shrink_slab+0x1b1/0xd30 [ 404.794872] ? lock_acquire+0x1ed/0x520 [ 404.798847] ? snapshot_refaults+0x290/0x290 [ 404.803250] ? lock_release+0xa00/0xa00 [ 404.807222] ? perf_trace_sched_process_exec+0x860/0x860 [ 404.812678] ? down_read_trylock+0xda/0x140 [ 404.816996] ? shrink_slab+0x207/0x8c0 [ 404.820881] ? downgrade_write+0x270/0x270 [ 404.825123] shrink_slab+0x389/0x8c0 [ 404.828832] ? shrink_active_list+0x1f00/0x1f00 [ 404.833544] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 404.839160] ? trace_hardirqs_on+0xbd/0x310 [ 404.843478] ? vmpressure+0x271/0x340 [ 404.847273] ? trace_hardirqs_off_caller+0x310/0x310 [ 404.852391] ? cgroup_procs_write_finish+0xf0/0xf0 [ 404.857335] shrink_node+0x431/0x16b0 [ 404.861130] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 404.866424] ? shrink_node_memcg+0x18f0/0x18f0 [ 404.870999] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 404.875576] ? trace_hardirqs_on+0xbd/0x310 [ 404.879912] ? vmpressure+0x271/0x340 [ 404.883704] ? do_raw_spin_unlock+0xa7/0x330 [ 404.888103] ? do_raw_spin_trylock+0x270/0x270 [ 404.892686] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 404.898219] ? __cpuset_node_allowed+0x19b/0x660 [ 404.902980] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 404.908684] ? vmpressure+0x1a2/0x340 [ 404.912484] do_try_to_free_pages+0x3e7/0x1290 [ 404.917080] ? shrink_node+0x16b0/0x16b0 [ 404.921135] ? __lock_is_held+0xb5/0x140 [ 404.925203] try_to_free_pages+0x4d0/0xb90 [ 404.929436] ? do_try_to_free_pages+0x1290/0x1290 [ 404.934284] ? lock_acquire+0x1ed/0x520 [ 404.938254] ? set_page_refcounted+0x280/0x280 [ 404.942836] ? lock_release+0xa00/0xa00 [ 404.946805] ? _raw_spin_unlock_irq+0x60/0x80 [ 404.951295] ? psi_memstall_enter+0x240/0x2b0 [ 404.955787] ? psi_memstall_tick+0x230/0x230 [ 404.960190] ? trace_hardirqs_off+0xb8/0x310 [ 404.964601] __alloc_pages_slowpath+0xa14/0x2e10 [ 404.969388] ? warn_alloc+0x120/0x120 [ 404.973193] ? mark_held_locks+0x130/0x130 [ 404.977450] ? warn_alloc+0x120/0x120 [ 404.981259] ? print_usage_bug+0xc0/0xc0 [ 404.985316] ? print_usage_bug+0xc0/0xc0 [ 404.989374] ? print_usage_bug+0xc0/0xc0 [ 404.993530] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.999066] ? should_fail+0x22d/0xd01 [ 405.002945] ? zap_class+0x640/0x640 [ 405.006658] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 405.011756] ? zap_class+0x640/0x640 [ 405.015466] ? zap_class+0x640/0x640 [ 405.019190] ? __lock_is_held+0xb5/0x140 [ 405.023253] ? zap_class+0x640/0x640 [ 405.026965] ? lock_release+0xa00/0xa00 [ 405.030932] ? perf_trace_sched_process_exec+0x860/0x860 [ 405.036373] ? check_preemption_disabled+0x48/0x280 [ 405.041391] ? __might_sleep+0x95/0x190 [ 405.045365] __alloc_pages_nodemask+0xa80/0xde0 [ 405.050056] ? zap_class+0x640/0x640 [ 405.053774] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 405.058798] ? mark_held_locks+0xc7/0x130 [ 405.062945] ? cache_grow_begin+0x65/0x8c0 [ 405.067174] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 405.071840] ? trace_hardirqs_on+0xbd/0x310 [ 405.076261] ? fallback_alloc+0x204/0x2e0 [ 405.080423] ? trace_hardirqs_off_caller+0x310/0x310 [ 405.085523] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 405.091074] cache_grow_begin+0xa5/0x8c0 [ 405.095127] ? do_raw_spin_unlock+0xa7/0x330 [ 405.099536] fallback_alloc+0x204/0x2e0 [ 405.103514] ____cache_alloc_node+0x1c7/0x1e0 [ 405.108096] kmem_cache_alloc_trace+0x214/0x750 [ 405.112768] do_syslog+0xb9b/0x1690 [ 405.116397] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 405.121410] ? finish_wait+0x430/0x430 [ 405.125292] ? aa_path_link+0x5e0/0x5e0 [ 405.129270] kmsg_read+0x8f/0xc0 [ 405.132633] ? kmsg_poll+0xb0/0xb0 [ 405.136170] proc_reg_read+0x2a3/0x3d0 [ 405.140060] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 405.145008] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 405.149635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.155171] ? fsnotify+0x4e5/0xf20 [ 405.158804] __vfs_read+0x117/0x9b0 [ 405.162428] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 405.167371] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 405.172384] ? vfs_copy_file_range+0xb90/0xb90 [ 405.176958] ? fsnotify+0xf20/0xf20 [ 405.180581] ? fsnotify_first_mark+0x350/0x350 [ 405.185175] ? security_file_permission+0x1c2/0x220 [ 405.190189] ? rw_verify_area+0x118/0x360 [ 405.194343] vfs_read+0x17f/0x3c0 [ 405.198243] ksys_read+0x101/0x260 [ 405.201777] ? kernel_write+0x120/0x120 [ 405.205748] ? trace_hardirqs_off_caller+0x310/0x310 [ 405.210849] __x64_sys_read+0x73/0xb0 [ 405.214655] do_syscall_64+0x1b9/0x820 [ 405.218543] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 405.223910] ? syscall_return_slowpath+0x5e0/0x5e0 [ 405.228835] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.233678] ? trace_hardirqs_on_caller+0x310/0x310 [ 405.238781] ? prepare_exit_to_usermode+0x291/0x3b0 [ 405.244113] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.248959] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 405.254155] RIP: 0033:0x7f126a43d1fd [ 405.257965] Code: Bad RIP value. [ 405.261321] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 405.269021] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 405.276297] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 405.283553] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 405.290811] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 405.298070] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 405.305351] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 405.305419] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 405.312358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 405.312365] Call Trace: [ 405.318927] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 405.328173] [ 405.330733] rsyslogd cpuset=/ mems_allowed=0 [ 405.340875] dump_stack+0x244/0x39d [ 405.351122] ? dump_stack_print_info.cold.1+0x20/0x20 [ 405.356317] warn_alloc.cold.116+0xb7/0x1bd [ 405.360753] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 405.365604] ? lock_downgrade+0x900/0x900 [ 405.369842] ? trace_hardirqs_off+0xb8/0x310 [ 405.374279] ? trace_hardirqs_off+0xb8/0x310 [ 405.378704] __alloc_pages_slowpath+0x26e8/0x2e10 [ 405.383572] ? warn_alloc+0x120/0x120 [ 405.387381] ? print_usage_bug+0xc0/0xc0 [ 405.391437] ? warn_alloc+0x120/0x120 [ 405.395238] ? warn_alloc+0x120/0x120 [ 405.399040] ? print_usage_bug+0xc0/0xc0 [ 405.403223] ? print_usage_bug+0xc0/0xc0 [ 405.407295] ? __lock_acquire+0x62f/0x4c20 [ 405.411529] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.417061] ? should_fail+0x22d/0xd01 [ 405.421035] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 405.426146] ? __lock_acquire+0x62f/0x4c20 [ 405.430377] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 405.435472] ? __lock_acquire+0x62f/0x4c20 [ 405.439700] ? should_fail+0x22d/0xd01 [ 405.443590] ? find_held_lock+0x36/0x1c0 [ 405.447652] ? mark_held_locks+0x130/0x130 [ 405.451888] ? mark_held_locks+0x130/0x130 [ 405.456125] ? zap_class+0x640/0x640 [ 405.459840] ? zap_class+0x640/0x640 [ 405.463565] ? print_usage_bug+0xc0/0xc0 [ 405.467626] ? do_raw_spin_unlock+0xa7/0x330 [ 405.472032] ? zap_class+0x640/0x640 [ 405.475744] ? print_usage_bug+0xc0/0xc0 [ 405.479804] ? wq_watchdog_touch+0x9c/0xfe [ 405.484043] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.489585] ? check_preemption_disabled+0x48/0x280 [ 405.494617] ? __lock_is_held+0xb5/0x140 [ 405.498690] __alloc_pages_nodemask+0xa80/0xde0 [ 405.503357] ? zap_class+0x640/0x640 [ 405.507219] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 405.512236] ? find_held_lock+0x36/0x1c0 [ 405.516298] ? ____cache_alloc_node+0x1c7/0x1e0 [ 405.520973] ? lock_downgrade+0x900/0x900 [ 405.525119] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.530764] cache_grow_begin+0xa5/0x8c0 [ 405.534819] ? do_raw_spin_unlock+0xa7/0x330 [ 405.539228] fallback_alloc+0x204/0x2e0 [ 405.543201] ____cache_alloc_node+0x1c7/0x1e0 [ 405.547694] kmem_cache_alloc_node+0xe3/0x730 [ 405.552189] ? ipv6_get_ifaddr+0x42e/0x620 [ 405.556437] __alloc_skb+0x119/0x770 [ 405.560149] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 405.565470] ? netdev_alloc_frag+0x1f0/0x1f0 [ 405.569874] ? lock_downgrade+0x900/0x900 [ 405.574024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.579555] ? refcount_sub_and_test_checked+0x203/0x310 [ 405.585018] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 405.590468] ? addrconf_rs_timer+0x690/0x690 [ 405.594877] ndisc_alloc_skb+0x144/0x340 [ 405.598939] ndisc_send_rs+0x331/0x6e0 [ 405.602823] addrconf_rs_timer+0x314/0x690 [ 405.607053] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.611291] call_timer_fn+0x272/0x920 [ 405.615173] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.619399] ? process_timeout+0x40/0x40 [ 405.623458] ? mark_held_locks+0xc7/0x130 [ 405.627618] ? _raw_spin_unlock_irq+0x27/0x80 [ 405.632104] ? _raw_spin_unlock_irq+0x27/0x80 [ 405.636596] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.640825] ? lockdep_hardirqs_on+0x296/0x5b0 [ 405.645417] ? trace_hardirqs_on+0xbd/0x310 [ 405.649733] ? kasan_check_read+0x11/0x20 [ 405.653882] ? __run_timers+0x7da/0xc70 [ 405.657853] ? trace_hardirqs_off_caller+0x310/0x310 [ 405.663042] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.667280] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.671506] __run_timers+0x7e5/0xc70 [ 405.675307] ? timer_fixup_init+0x70/0x70 [ 405.679459] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 405.684570] ? zap_class+0x640/0x640 [ 405.688314] ? print_usage_bug+0xc0/0xc0 [ 405.692370] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 405.697558] ? find_held_lock+0x36/0x1c0 [ 405.701628] ? zap_class+0x640/0x640 [ 405.705351] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.710884] ? check_preemption_disabled+0x48/0x280 [ 405.715904] ? __lock_is_held+0xb5/0x140 [ 405.719965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.725606] ? check_preemption_disabled+0x48/0x280 [ 405.730635] run_timer_softirq+0x52/0xb0 [ 405.734689] ? rcu_read_lock_sched_held+0x14f/0x180 [ 405.739707] __do_softirq+0x308/0xb7e [ 405.743507] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 405.747993] ? lock_downgrade+0x900/0x900 [ 405.752147] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 405.757253] ? pvclock_read_flags+0x160/0x160 [ 405.761748] ? lapic_next_event+0x5a/0x90 [ 405.765892] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.771424] ? kvm_clock_read+0x18/0x30 [ 405.775407] ? kvm_sched_clock_read+0x9/0x20 [ 405.779834] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.785370] ? check_preemption_disabled+0x48/0x280 [ 405.790385] irq_exit+0x17f/0x1c0 [ 405.793835] smp_apic_timer_interrupt+0x1cb/0x760 [ 405.798673] ? smp_reschedule_interrupt+0x109/0x650 [ 405.803686] ? smp_call_function_single_interrupt+0x650/0x650 [ 405.809572] ? interrupt_entry+0xb5/0xc0 [ 405.813628] ? trace_hardirqs_off_caller+0xbb/0x310 [ 405.818641] ? trace_hardirqs_off_caller+0xbb/0x310 [ 405.823652] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.828496] ? trace_hardirqs_on_caller+0x310/0x310 [ 405.833512] ? trace_hardirqs_on_caller+0x310/0x310 [ 405.838523] ? task_prio+0x50/0x50 [ 405.842072] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.847605] ? check_preemption_disabled+0x48/0x280 [ 405.852619] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.857505] apic_timer_interrupt+0xf/0x20 [ 405.861740] [ 405.863995] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 405.869034] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 405.887932] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 405.895637] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 405.902900] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 405.910168] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 405.917430] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 405.924695] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 405.931980] ? list_lru_count_one+0x1c4/0x450 [ 405.936569] list_lru_count_one+0x2fb/0x450 [ 405.940883] ? list_lru_isolate_move+0x3c0/0x3c0 [ 405.945658] ? deferred_split_count+0x65/0x170 [ 405.950231] ? shrink_huge_zero_page_count+0xc8/0x100 [ 405.955419] super_cache_count+0x153/0x2e0 [ 405.959669] do_shrink_slab+0x1b1/0xd30 [ 405.963644] ? lock_acquire+0x1ed/0x520 [ 405.967620] ? snapshot_refaults+0x290/0x290 [ 405.972024] ? lock_release+0xa00/0xa00 [ 405.976002] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 405.980939] ? down_read_trylock+0xda/0x140 [ 405.985250] ? shrink_slab+0x207/0x8c0 [ 405.989133] ? downgrade_write+0x270/0x270 [ 405.993366] shrink_slab+0x389/0x8c0 [ 405.997075] ? shrink_active_list+0x1f00/0x1f00 [ 406.001745] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 406.007366] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 406.012471] ? cgroup_procs_write_finish+0xf0/0xf0 [ 406.017398] ? find_held_lock+0x36/0x1c0 [ 406.021461] shrink_node+0x431/0x16b0 [ 406.025254] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 406.030552] ? shrink_node_memcg+0x18f0/0x18f0 [ 406.035156] ? kvm_clock_read+0x18/0x30 [ 406.039123] ? ktime_get+0x2c1/0x400 [ 406.042835] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 406.047327] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 406.052855] ? __cpuset_node_allowed+0x19b/0x660 [ 406.057607] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 406.063312] ? delayacct_end+0x5a/0x100 [ 406.067298] do_try_to_free_pages+0x3e7/0x1290 [ 406.071876] ? zap_class+0x640/0x640 [ 406.075980] ? shrink_node+0x16b0/0x16b0 [ 406.080046] ? __lock_is_held+0xb5/0x140 [ 406.084119] try_to_free_pages+0x4d0/0xb90 [ 406.088355] ? do_try_to_free_pages+0x1290/0x1290 [ 406.093203] ? lock_acquire+0x1ed/0x520 [ 406.097170] ? set_page_refcounted+0x280/0x280 [ 406.101753] ? lock_release+0xa00/0xa00 [ 406.105723] ? _raw_spin_unlock_irq+0x60/0x80 [ 406.110218] ? psi_memstall_enter+0x240/0x2b0 [ 406.114711] ? psi_memstall_tick+0x230/0x230 [ 406.119127] __alloc_pages_slowpath+0xa14/0x2e10 [ 406.123901] ? warn_alloc+0x120/0x120 [ 406.127693] ? mark_held_locks+0x130/0x130 [ 406.131928] ? find_get_entry+0xaae/0x1120 [ 406.136167] ? filemap_map_pages+0x1a20/0x1a20 [ 406.140750] ? zap_class+0x640/0x640 [ 406.144466] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.150030] ? check_preemption_disabled+0x48/0x280 [ 406.155048] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.160581] ? should_fail+0x22d/0xd01 [ 406.164466] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.169568] ? zap_class+0x640/0x640 [ 406.173298] ? __lock_is_held+0xb5/0x140 [ 406.177363] ? mark_held_locks+0x130/0x130 [ 406.181594] ? lock_release+0xa00/0xa00 [ 406.185567] ? perf_trace_sched_process_exec+0x860/0x860 [ 406.191011] ? xa_load+0x2ba/0x460 [ 406.194554] ? lock_downgrade+0x900/0x900 [ 406.198793] ? __might_sleep+0x95/0x190 [ 406.202788] __alloc_pages_nodemask+0xa80/0xde0 [ 406.207459] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 406.212574] ? __page_cache_alloc+0x191/0x5c0 [ 406.217063] ? xa_load+0x2e1/0x460 [ 406.220628] ? xa_clear_mark+0x40/0x40 [ 406.224512] ? zap_class+0x640/0x640 [ 406.228240] ? zap_class+0x640/0x640 [ 406.231953] ? zap_class+0x640/0x640 [ 406.235666] ? __do_page_cache_readahead+0x663/0x810 [ 406.240775] ? find_held_lock+0x36/0x1c0 [ 406.244835] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 406.250386] alloc_pages_current+0x173/0x350 [ 406.254792] __page_cache_alloc+0x38c/0x5c0 [ 406.259109] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 406.264117] ? kasan_check_read+0x11/0x20 [ 406.268257] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 406.273536] ? generic_perform_write+0x6a0/0x6a0 [ 406.278288] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.283906] ? check_preemption_disabled+0x48/0x280 [ 406.288931] filemap_fault+0x1595/0x25f0 [ 406.292999] ? __lock_page_or_retry+0xa00/0xa00 [ 406.297678] ? mark_held_locks+0x130/0x130 [ 406.301917] ? filemap_map_pages+0xd6b/0x1a20 [ 406.306404] ? lock_downgrade+0x900/0x900 [ 406.310634] ? check_preemption_disabled+0x48/0x280 [ 406.315645] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 406.320568] ? kasan_check_read+0x11/0x20 [ 406.324711] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 406.329983] ? rcu_softirq_qs+0x20/0x20 [ 406.333960] ? filemap_map_pages+0xd92/0x1a20 [ 406.338468] ? find_get_entries_tag+0x1400/0x1400 [ 406.343320] ? debug_object_destroy+0x2b0/0x2b0 [ 406.347985] ? lock_pi_update_atomic+0x150/0x150 [ 406.352747] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.358290] ? lock_acquire+0x1ed/0x520 [ 406.362257] ? ext4_filemap_fault+0x7a/0xad [ 406.366591] ? lock_release+0xa00/0xa00 [ 406.370561] ? perf_trace_sched_process_exec+0x860/0x860 [ 406.376006] ? print_usage_bug+0xc0/0xc0 [ 406.380080] ? print_usage_bug+0xc0/0xc0 [ 406.384149] ? down_read+0x8d/0x120 [ 406.387770] ? ext4_filemap_fault+0x7a/0xad [ 406.392087] ? __down_interruptible+0x700/0x700 [ 406.396762] ext4_filemap_fault+0x82/0xad [ 406.400916] __do_fault+0x100/0x6b0 [ 406.404549] ? pmd_devmap_trans_unstable+0x220/0x220 [ 406.409653] ? mark_held_locks+0x130/0x130 [ 406.413886] ? mark_held_locks+0x130/0x130 [ 406.418128] ? __might_fault+0x12b/0x1e0 [ 406.422185] ? lock_downgrade+0x900/0x900 [ 406.426331] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.431876] __handle_mm_fault+0x3ea0/0x5be0 [ 406.436284] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 406.441126] ? _copy_to_user+0xc8/0x110 [ 406.445112] ? zap_class+0x640/0x640 [ 406.448825] ? zap_class+0x640/0x640 [ 406.452542] ? __x64_sys_futex+0x53e/0x6a0 [ 406.456775] ? find_held_lock+0x36/0x1c0 [ 406.460851] ? handle_mm_fault+0x42a/0xc70 [ 406.465094] ? lock_downgrade+0x900/0x900 [ 406.469232] ? check_preemption_disabled+0x48/0x280 [ 406.474255] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 406.479177] ? kasan_check_read+0x11/0x20 [ 406.483316] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 406.488586] ? rcu_softirq_qs+0x20/0x20 [ 406.492558] ? trace_hardirqs_off_caller+0x310/0x310 [ 406.497673] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.503225] ? check_preemption_disabled+0x48/0x280 [ 406.508245] handle_mm_fault+0x54f/0xc70 [ 406.512300] ? __handle_mm_fault+0x5be0/0x5be0 [ 406.516875] ? find_vma+0x34/0x190 [ 406.520411] __do_page_fault+0x5e8/0xe60 [ 406.524465] ? trace_hardirqs_off+0xb8/0x310 [ 406.528899] do_page_fault+0xf2/0x7e0 [ 406.532714] ? vmalloc_sync_all+0x30/0x30 [ 406.536874] ? error_entry+0x70/0xd0 [ 406.540588] ? trace_hardirqs_off_caller+0xbb/0x310 [ 406.545614] ? trace_hardirqs_on_caller+0xc0/0x310 [ 406.550642] ? syscall_return_slowpath+0x5e0/0x5e0 [ 406.555577] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 406.560428] ? trace_hardirqs_on_caller+0x310/0x310 [ 406.565448] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 406.570906] ? prepare_exit_to_usermode+0x291/0x3b0 [ 406.575919] ? page_fault+0x8/0x30 [ 406.579495] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 406.584361] ? page_fault+0x8/0x30 [ 406.587897] page_fault+0x1e/0x30 [ 406.591353] RIP: 0033:0x45ddf3 [ 406.594555] Code: Bad RIP value. [ 406.597929] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 406.603330] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 406.610603] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 406.617868] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 406.625133] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 406.632418] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 406.639708] warn_alloc_show_mem: 1 callbacks suppressed [ 406.639718] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 406.639720] Mem-Info: [ 406.639748] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 406.639748] active_file:13 inactive_file:12 isolated_file:0 [ 406.639748] unevictable:0 dirty:0 writeback:0 unstable:0 [ 406.639748] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 406.639748] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 406.639748] free:13770 free_pcp:132 free_cma:0 [ 406.645085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 406.645093] Call Trace: [ 406.651935] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 406.654339] [ 406.687382] 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 [ 406.696746] dump_stack+0x244/0x39d [ 406.699298] lowmem_reserve[]: 0 2818 6321 6321 [ 406.727223] ? dump_stack_print_info.cold.1+0x20/0x20 [ 406.729346] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 406.755570] warn_alloc.cold.116+0xb7/0x1bd [ 406.759160] lowmem_reserve[]: 0 0 3503 3503 [ 406.763737] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 406.768894] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 406.796211] ? lock_downgrade+0x900/0x900 [ 406.800589] lowmem_reserve[]: 0 0 0 0 [ 406.804902] ? trace_hardirqs_off+0xb8/0x310 [ 406.809722] 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 [ 406.838705] ? trace_hardirqs_off+0xb8/0x310 [ 406.842824] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 406.846620] __alloc_pages_slowpath+0x26e8/0x2e10 [ 406.850992] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 406.864558] ? warn_alloc+0x120/0x120 [ 406.868925] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 406.884173] ? print_usage_bug+0xc0/0xc0 [ 406.888986] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 406.888994] 2701 total pagecache pages [ 406.904070] ? warn_alloc+0x120/0x120 [ 406.907851] 0 pages in swap cache [ 406.916669] ? warn_alloc+0x120/0x120 [ 406.920719] Swap cache stats: add 0, delete 0, find 0/0 [ 406.929274] ? print_usage_bug+0xc0/0xc0 [ 406.933133] Free swap = 0kB [ 406.936921] ? kvm_clock_read+0x18/0x30 [ 406.940339] Total swap = 0kB [ 406.940347] 1965979 pages RAM [ 406.944220] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 406.949549] 0 pages HighMem/MovableOnly [ 406.949557] 342853 pages reserved [ 406.953609] ? print_usage_bug+0xc0/0xc0 [ 406.956683] 0 pages cma reserved [ 406.960650] ? __lock_acquire+0x62f/0x4c20 [ 406.963719] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 406.966825] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.966839] ? should_fail+0x22d/0xd01 [ 406.966854] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 406.972008] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 406.975803] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.979228] syz-fuzzer cpuset=/ mems_allowed=0 [ 406.983274] ? __lock_acquire+0x62f/0x4c20 [ 407.036124] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 407.041236] ? __lock_acquire+0x62f/0x4c20 [ 407.045465] ? should_fail+0x22d/0xd01 [ 407.049372] ? rcu_irq_exit+0x1a2/0x390 [ 407.053351] ? mark_held_locks+0x130/0x130 [ 407.057674] ? mark_held_locks+0x130/0x130 [ 407.061905] ? mark_held_locks+0xc7/0x130 [ 407.066047] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 407.071061] ? zap_class+0x640/0x640 [ 407.074769] ? print_usage_bug+0xc0/0xc0 [ 407.078833] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.084363] ? check_preemption_disabled+0x48/0x280 [ 407.089402] ? __lock_is_held+0xb5/0x140 [ 407.093556] __alloc_pages_nodemask+0xa80/0xde0 [ 407.098219] ? zap_class+0x640/0x640 [ 407.101943] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 407.106969] ? find_held_lock+0x36/0x1c0 [ 407.111036] ? ____cache_alloc_node+0x1c7/0x1e0 [ 407.115734] ? lock_downgrade+0x900/0x900 [ 407.119884] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.125419] cache_grow_begin+0xa5/0x8c0 [ 407.129473] ? do_raw_spin_unlock+0xa7/0x330 [ 407.133905] fallback_alloc+0x204/0x2e0 [ 407.137977] ____cache_alloc_node+0x1c7/0x1e0 [ 407.142492] kmem_cache_alloc_node+0xe3/0x730 [ 407.146986] ? ipv6_get_ifaddr+0x42e/0x620 [ 407.151231] __alloc_skb+0x119/0x770 [ 407.154937] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 407.160215] ? netdev_alloc_frag+0x1f0/0x1f0 [ 407.164655] ? lock_downgrade+0x900/0x900 [ 407.168803] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.174344] ? refcount_sub_and_test_checked+0x203/0x310 [ 407.179798] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 407.185243] ? addrconf_rs_timer+0x690/0x690 [ 407.189659] ndisc_alloc_skb+0x144/0x340 [ 407.193723] ndisc_send_rs+0x331/0x6e0 [ 407.197610] addrconf_rs_timer+0x314/0x690 [ 407.201845] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.206083] call_timer_fn+0x272/0x920 [ 407.209964] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.214194] ? process_timeout+0x40/0x40 [ 407.218259] ? mark_held_locks+0xc7/0x130 [ 407.222410] ? _raw_spin_unlock_irq+0x27/0x80 [ 407.226897] ? _raw_spin_unlock_irq+0x27/0x80 [ 407.231385] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.235613] ? lockdep_hardirqs_on+0x296/0x5b0 [ 407.240191] ? trace_hardirqs_on+0xbd/0x310 [ 407.244816] ? kasan_check_read+0x11/0x20 [ 407.248964] ? __run_timers+0x7da/0xc70 [ 407.252935] ? trace_hardirqs_off_caller+0x310/0x310 [ 407.258040] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.262271] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.266502] __run_timers+0x7e5/0xc70 [ 407.270306] ? timer_fixup_init+0x70/0x70 [ 407.274462] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 407.279501] ? zap_class+0x640/0x640 [ 407.283216] ? print_usage_bug+0xc0/0xc0 [ 407.287279] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 407.292479] ? find_held_lock+0x36/0x1c0 [ 407.296540] ? zap_class+0x640/0x640 [ 407.300272] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.305808] ? check_preemption_disabled+0x48/0x280 [ 407.310830] ? __lock_is_held+0xb5/0x140 [ 407.314884] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.320415] ? check_preemption_disabled+0x48/0x280 [ 407.325432] run_timer_softirq+0x52/0xb0 [ 407.329496] ? rcu_read_lock_sched_held+0x14f/0x180 [ 407.334515] __do_softirq+0x308/0xb7e [ 407.338323] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 407.342811] ? lock_downgrade+0x900/0x900 [ 407.346957] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 407.352061] ? pvclock_read_flags+0x160/0x160 [ 407.356554] ? lapic_next_event+0x5a/0x90 [ 407.360697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.366234] ? kvm_clock_read+0x18/0x30 [ 407.370200] ? kvm_sched_clock_read+0x9/0x20 [ 407.374602] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.380136] ? check_preemption_disabled+0x48/0x280 [ 407.385157] irq_exit+0x17f/0x1c0 [ 407.388607] smp_apic_timer_interrupt+0x1cb/0x760 [ 407.393442] ? smp_reschedule_interrupt+0x109/0x650 [ 407.398575] ? smp_call_function_single_interrupt+0x650/0x650 [ 407.404452] ? interrupt_entry+0xb5/0xc0 [ 407.408523] ? trace_hardirqs_off_caller+0xbb/0x310 [ 407.413621] ? trace_hardirqs_off_caller+0xbb/0x310 [ 407.418633] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 407.423485] ? trace_hardirqs_on_caller+0x310/0x310 [ 407.428498] ? trace_hardirqs_on_caller+0x310/0x310 [ 407.433507] ? task_prio+0x50/0x50 [ 407.437065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.442706] ? check_preemption_disabled+0x48/0x280 [ 407.447750] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 407.452592] apic_timer_interrupt+0xf/0x20 [ 407.456835] [ 407.459069] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 407.464080] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 407.482973] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 407.490675] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 407.497938] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 407.505217] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 407.512489] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 407.519751] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 407.527038] rcu_read_lock_held+0xa9/0xc0 [ 407.531184] list_lru_count_one+0x31a/0x450 [ 407.535501] ? list_lru_isolate_move+0x3c0/0x3c0 [ 407.540251] ? shmem_free_inode+0xd0/0xd0 [ 407.544401] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.549940] ? ubifs_shrink_count+0xc4/0x100 [ 407.554466] super_cache_count+0x153/0x2e0 [ 407.558700] do_shrink_slab+0x1b1/0xd30 [ 407.562675] ? lock_acquire+0x1ed/0x520 [ 407.566648] ? snapshot_refaults+0x290/0x290 [ 407.571052] ? lock_release+0xa00/0xa00 [ 407.575037] ? perf_trace_sched_process_exec+0x860/0x860 [ 407.580499] ? down_read_trylock+0xda/0x140 [ 407.584811] ? shrink_slab+0x207/0x8c0 [ 407.588693] ? downgrade_write+0x270/0x270 [ 407.592933] shrink_slab+0x389/0x8c0 [ 407.596641] ? shrink_active_list+0x1f00/0x1f00 [ 407.601316] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 407.606935] ? trace_hardirqs_on+0xbd/0x310 [ 407.611250] ? vmpressure+0x271/0x340 [ 407.615047] ? trace_hardirqs_off_caller+0x310/0x310 [ 407.620148] ? cgroup_procs_write_finish+0xf0/0xf0 [ 407.625084] shrink_node+0x431/0x16b0 [ 407.628906] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 407.634198] ? shrink_node_memcg+0x18f0/0x18f0 [ 407.638778] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 407.643356] ? trace_hardirqs_on+0xbd/0x310 [ 407.647676] ? vmpressure+0x271/0x340 [ 407.651480] ? do_raw_spin_unlock+0xa7/0x330 [ 407.655885] ? do_raw_spin_trylock+0x270/0x270 [ 407.660476] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 407.666007] ? __cpuset_node_allowed+0x19b/0x660 [ 407.670765] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 407.676478] ? vmpressure+0x1a2/0x340 [ 407.680296] do_try_to_free_pages+0x3e7/0x1290 [ 407.684886] ? shrink_node+0x16b0/0x16b0 [ 407.688941] ? __lock_is_held+0xb5/0x140 [ 407.693010] try_to_free_pages+0x4d0/0xb90 [ 407.697239] ? do_try_to_free_pages+0x1290/0x1290 [ 407.702086] ? lock_acquire+0x1ed/0x520 [ 407.706052] ? set_page_refcounted+0x280/0x280 [ 407.710642] ? lock_release+0xa00/0xa00 [ 407.714635] ? _raw_spin_unlock_irq+0x60/0x80 [ 407.719130] ? psi_memstall_enter+0x240/0x2b0 [ 407.723626] ? psi_memstall_tick+0x230/0x230 [ 407.728051] ? trace_hardirqs_off+0xb8/0x310 [ 407.732477] __alloc_pages_slowpath+0xa14/0x2e10 [ 407.737257] ? warn_alloc+0x120/0x120 [ 407.741050] ? mark_held_locks+0x130/0x130 [ 407.745290] ? warn_alloc+0x120/0x120 [ 407.749091] ? print_usage_bug+0xc0/0xc0 [ 407.753154] ? print_usage_bug+0xc0/0xc0 [ 407.757214] ? print_usage_bug+0xc0/0xc0 [ 407.761272] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.766822] ? should_fail+0x22d/0xd01 [ 407.770709] ? zap_class+0x640/0x640 [ 407.774457] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 407.779575] ? zap_class+0x640/0x640 [ 407.783309] ? zap_class+0x640/0x640 [ 407.787034] ? __lock_is_held+0xb5/0x140 [ 407.791099] ? zap_class+0x640/0x640 [ 407.794811] ? lock_release+0xa00/0xa00 [ 407.798814] ? perf_trace_sched_process_exec+0x860/0x860 [ 407.804260] ? check_preemption_disabled+0x48/0x280 [ 407.809280] ? __might_sleep+0x95/0x190 [ 407.813257] __alloc_pages_nodemask+0xa80/0xde0 [ 407.817924] ? zap_class+0x640/0x640 [ 407.821747] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 407.826861] ? mark_held_locks+0xc7/0x130 [ 407.831011] ? cache_grow_begin+0x65/0x8c0 [ 407.835244] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 407.839829] ? trace_hardirqs_on+0xbd/0x310 [ 407.844151] ? fallback_alloc+0x204/0x2e0 [ 407.848297] ? trace_hardirqs_off_caller+0x310/0x310 [ 407.853407] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 407.858954] cache_grow_begin+0xa5/0x8c0 [ 407.863012] ? do_raw_spin_unlock+0xa7/0x330 [ 407.867423] fallback_alloc+0x204/0x2e0 [ 407.871410] ____cache_alloc_node+0x1c7/0x1e0 [ 407.875933] kmem_cache_alloc_trace+0x214/0x750 [ 407.880606] do_syslog+0xb9b/0x1690 [ 407.884248] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 407.889262] ? finish_wait+0x430/0x430 [ 407.893145] ? aa_path_link+0x5e0/0x5e0 [ 407.897121] kmsg_read+0x8f/0xc0 [ 407.900488] ? kmsg_poll+0xb0/0xb0 [ 407.904031] proc_reg_read+0x2a3/0x3d0 [ 407.907917] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 407.912843] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 407.917425] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.922974] ? fsnotify+0x4e5/0xf20 [ 407.926627] __vfs_read+0x117/0x9b0 [ 407.930252] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 407.935175] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 407.940123] ? vfs_copy_file_range+0xb90/0xb90 [ 407.944705] ? fsnotify+0xf20/0xf20 [ 407.948343] ? fsnotify_first_mark+0x350/0x350 [ 407.952929] ? security_file_permission+0x1c2/0x220 [ 407.958044] ? rw_verify_area+0x118/0x360 [ 407.962188] vfs_read+0x17f/0x3c0 [ 407.965645] ksys_read+0x101/0x260 [ 407.969294] ? kernel_write+0x120/0x120 [ 407.973381] ? trace_hardirqs_off_caller+0x310/0x310 [ 407.978482] __x64_sys_read+0x73/0xb0 [ 407.982280] do_syscall_64+0x1b9/0x820 [ 407.986160] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 407.991519] ? syscall_return_slowpath+0x5e0/0x5e0 [ 407.996461] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 408.001305] ? trace_hardirqs_on_caller+0x310/0x310 [ 408.006319] ? prepare_exit_to_usermode+0x291/0x3b0 [ 408.011337] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 408.016179] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 408.021382] RIP: 0033:0x7f126a43d1fd [ 408.025104] Code: Bad RIP value. [ 408.028461] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 408.036182] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 408.043460] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 408.050721] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 408.058025] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 408.065371] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 408.072681] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 408.072771] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 408.080135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 408.080140] Call Trace: [ 408.080145] [ 408.080167] dump_stack+0x244/0x39d [ 408.080183] ? dump_stack_print_info.cold.1+0x20/0x20 [ 408.080207] warn_alloc.cold.116+0xb7/0x1bd [ 408.086749] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 408.096016] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 408.098659] rsyslogd cpuset=/ mems_allowed=0 [ 408.100796] ? lock_downgrade+0x900/0x900 [ 408.137285] ? trace_hardirqs_off+0xb8/0x310 [ 408.141692] ? trace_hardirqs_off+0xb8/0x310 [ 408.146100] __alloc_pages_slowpath+0x26e8/0x2e10 [ 408.150981] ? warn_alloc+0x120/0x120 [ 408.154865] ? print_usage_bug+0xc0/0xc0 [ 408.158926] ? warn_alloc+0x120/0x120 [ 408.162724] ? warn_alloc+0x120/0x120 [ 408.166521] ? print_usage_bug+0xc0/0xc0 [ 408.170577] ? print_usage_bug+0xc0/0xc0 [ 408.174651] ? __lock_acquire+0x62f/0x4c20 [ 408.178898] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.184439] ? should_fail+0x22d/0xd01 [ 408.188327] ? __lock_acquire+0x62f/0x4c20 [ 408.192552] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 408.197650] ? __lock_acquire+0x62f/0x4c20 [ 408.201883] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 408.206974] ? __lock_acquire+0x62f/0x4c20 [ 408.211202] ? should_fail+0x22d/0xd01 [ 408.215096] ? mark_held_locks+0x130/0x130 [ 408.219341] ? mark_held_locks+0x130/0x130 [ 408.223569] ? zap_class+0x640/0x640 [ 408.227285] ? zap_class+0x640/0x640 [ 408.230994] ? print_usage_bug+0xc0/0xc0 [ 408.235048] ? wq_watchdog_touch+0x9c/0xfe [ 408.239278] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.244928] ? check_preemption_disabled+0x48/0x280 [ 408.249951] ? __lock_is_held+0xb5/0x140 [ 408.254010] __alloc_pages_nodemask+0xa80/0xde0 [ 408.258670] ? zap_class+0x640/0x640 [ 408.262384] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 408.267418] ? find_held_lock+0x36/0x1c0 [ 408.271483] ? ____cache_alloc_node+0x1c7/0x1e0 [ 408.276149] ? lock_downgrade+0x900/0x900 [ 408.280295] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.285842] cache_grow_begin+0xa5/0x8c0 [ 408.289897] ? do_raw_spin_unlock+0xa7/0x330 [ 408.294334] fallback_alloc+0x204/0x2e0 [ 408.298391] ____cache_alloc_node+0x1c7/0x1e0 [ 408.302980] kmem_cache_alloc_node+0xe3/0x730 [ 408.307576] ? ipv6_get_ifaddr+0x42e/0x620 [ 408.311815] __alloc_skb+0x119/0x770 [ 408.315550] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 408.320822] ? netdev_alloc_frag+0x1f0/0x1f0 [ 408.325343] ? lock_downgrade+0x900/0x900 [ 408.329491] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.335026] ? refcount_sub_and_test_checked+0x203/0x310 [ 408.340473] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 408.346002] ? addrconf_rs_timer+0x690/0x690 [ 408.350418] ndisc_alloc_skb+0x144/0x340 [ 408.354565] ndisc_send_rs+0x331/0x6e0 [ 408.358452] addrconf_rs_timer+0x314/0x690 [ 408.362681] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.366928] call_timer_fn+0x272/0x920 [ 408.370811] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.375037] ? process_timeout+0x40/0x40 [ 408.379099] ? mark_held_locks+0xc7/0x130 [ 408.383240] ? _raw_spin_unlock_irq+0x27/0x80 [ 408.387726] ? _raw_spin_unlock_irq+0x27/0x80 [ 408.392231] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.396459] ? lockdep_hardirqs_on+0x296/0x5b0 [ 408.401123] ? trace_hardirqs_on+0xbd/0x310 [ 408.405437] ? kasan_check_read+0x11/0x20 [ 408.409591] ? __run_timers+0x7da/0xc70 [ 408.413562] ? trace_hardirqs_off_caller+0x310/0x310 [ 408.418668] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.422893] __run_timers+0x7e5/0xc70 [ 408.426698] ? timer_fixup_init+0x70/0x70 [ 408.430843] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 408.435865] ? zap_class+0x640/0x640 [ 408.439598] ? print_usage_bug+0xc0/0xc0 [ 408.443656] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 408.448848] ? find_held_lock+0x36/0x1c0 [ 408.452915] ? zap_class+0x640/0x640 [ 408.456627] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.462160] ? check_preemption_disabled+0x48/0x280 [ 408.467179] ? __lock_is_held+0xb5/0x140 [ 408.471233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.476780] ? check_preemption_disabled+0x48/0x280 [ 408.481789] run_timer_softirq+0x52/0xb0 [ 408.485848] ? rcu_read_lock_sched_held+0x14f/0x180 [ 408.490870] __do_softirq+0x308/0xb7e [ 408.494678] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 408.499162] ? lock_downgrade+0x900/0x900 [ 408.503315] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 408.508434] ? pvclock_read_flags+0x160/0x160 [ 408.512941] ? lapic_next_event+0x5a/0x90 [ 408.517098] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.522635] ? kvm_clock_read+0x18/0x30 [ 408.526604] ? kvm_sched_clock_read+0x9/0x20 [ 408.531013] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.536563] ? check_preemption_disabled+0x48/0x280 [ 408.541601] irq_exit+0x17f/0x1c0 [ 408.545047] smp_apic_timer_interrupt+0x1cb/0x760 [ 408.549906] ? smp_reschedule_interrupt+0x109/0x650 [ 408.554922] ? smp_call_function_single_interrupt+0x650/0x650 [ 408.560799] ? interrupt_entry+0xb5/0xc0 [ 408.564878] ? trace_hardirqs_off_caller+0xbb/0x310 [ 408.570011] ? trace_hardirqs_off_caller+0xbb/0x310 [ 408.575110] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 408.579948] ? trace_hardirqs_on_caller+0x310/0x310 [ 408.584955] ? trace_hardirqs_on_caller+0x310/0x310 [ 408.589961] ? task_prio+0x50/0x50 [ 408.593495] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.599028] ? check_preemption_disabled+0x48/0x280 [ 408.604043] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 408.608885] apic_timer_interrupt+0xf/0x20 [ 408.613114] [ 408.615348] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 408.620357] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 408.639257] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 408.646961] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 408.654224] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 408.661601] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 408.668881] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 408.676144] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 408.683429] ? list_lru_count_one+0x1c4/0x450 [ 408.687933] list_lru_count_one+0x2fb/0x450 [ 408.692249] ? list_lru_isolate_move+0x3c0/0x3c0 [ 408.697003] ? deferred_split_count+0x65/0x170 [ 408.701585] ? shrink_huge_zero_page_count+0xc8/0x100 [ 408.706776] super_cache_count+0x153/0x2e0 [ 408.711012] do_shrink_slab+0x1b1/0xd30 [ 408.714985] ? lock_acquire+0x1ed/0x520 [ 408.718958] ? snapshot_refaults+0x290/0x290 [ 408.723363] ? lock_release+0xa00/0xa00 [ 408.727362] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 408.732305] ? down_read_trylock+0xda/0x140 [ 408.736622] ? shrink_slab+0x207/0x8c0 [ 408.740503] ? downgrade_write+0x270/0x270 [ 408.744751] shrink_slab+0x389/0x8c0 [ 408.748463] ? shrink_active_list+0x1f00/0x1f00 [ 408.753134] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 408.758754] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 408.763873] ? cgroup_procs_write_finish+0xf0/0xf0 [ 408.768805] ? find_held_lock+0x36/0x1c0 [ 408.772867] shrink_node+0x431/0x16b0 [ 408.776677] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 408.781989] ? shrink_node_memcg+0x18f0/0x18f0 [ 408.786579] ? kvm_clock_read+0x18/0x30 [ 408.790549] ? ktime_get+0x2c1/0x400 [ 408.794263] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 408.798753] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 408.804283] ? __cpuset_node_allowed+0x19b/0x660 [ 408.809036] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 408.814744] ? delayacct_end+0x5a/0x100 [ 408.818736] do_try_to_free_pages+0x3e7/0x1290 [ 408.823323] ? zap_class+0x640/0x640 [ 408.827059] ? shrink_node+0x16b0/0x16b0 [ 408.831118] ? __lock_is_held+0xb5/0x140 [ 408.835186] try_to_free_pages+0x4d0/0xb90 [ 408.839418] ? do_try_to_free_pages+0x1290/0x1290 [ 408.844404] ? lock_acquire+0x1ed/0x520 [ 408.848381] ? set_page_refcounted+0x280/0x280 [ 408.852964] ? lock_release+0xa00/0xa00 [ 408.856938] ? _raw_spin_unlock_irq+0x60/0x80 [ 408.861430] ? psi_memstall_enter+0x240/0x2b0 [ 408.865934] ? psi_memstall_tick+0x230/0x230 [ 408.870350] __alloc_pages_slowpath+0xa14/0x2e10 [ 408.875132] ? warn_alloc+0x120/0x120 [ 408.878925] ? mark_held_locks+0x130/0x130 [ 408.883168] ? find_get_entry+0xaae/0x1120 [ 408.887414] ? filemap_map_pages+0x1a20/0x1a20 [ 408.892007] ? zap_class+0x640/0x640 [ 408.895722] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.901251] ? check_preemption_disabled+0x48/0x280 [ 408.906261] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.911793] ? should_fail+0x22d/0xd01 [ 408.915683] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 408.920786] ? zap_class+0x640/0x640 [ 408.924516] ? __lock_is_held+0xb5/0x140 [ 408.928579] ? mark_held_locks+0x130/0x130 [ 408.932812] ? lock_release+0xa00/0xa00 [ 408.936784] ? perf_trace_sched_process_exec+0x860/0x860 [ 408.942224] ? xa_load+0x2ba/0x460 [ 408.945755] ? lock_downgrade+0x900/0x900 [ 408.949928] ? __might_sleep+0x95/0x190 [ 408.953903] __alloc_pages_nodemask+0xa80/0xde0 [ 408.958573] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 408.963586] ? __page_cache_alloc+0x191/0x5c0 [ 408.968078] ? xa_load+0x2e1/0x460 [ 408.971616] ? xa_clear_mark+0x40/0x40 [ 408.975500] ? zap_class+0x640/0x640 [ 408.979216] ? zap_class+0x640/0x640 [ 408.982920] ? zap_class+0x640/0x640 [ 408.986647] ? __do_page_cache_readahead+0x663/0x810 [ 408.991754] ? find_held_lock+0x36/0x1c0 [ 408.995813] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 409.001353] alloc_pages_current+0x173/0x350 [ 409.005765] __page_cache_alloc+0x38c/0x5c0 [ 409.010081] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 409.015109] ? kasan_check_read+0x11/0x20 [ 409.019253] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 409.024547] ? generic_perform_write+0x6a0/0x6a0 [ 409.029299] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.034834] ? check_preemption_disabled+0x48/0x280 [ 409.039863] filemap_fault+0x1595/0x25f0 [ 409.043940] ? __lock_page_or_retry+0xa00/0xa00 [ 409.048705] ? mark_held_locks+0x130/0x130 [ 409.052941] ? filemap_map_pages+0xd6b/0x1a20 [ 409.057437] ? lock_downgrade+0x900/0x900 [ 409.061589] ? check_preemption_disabled+0x48/0x280 [ 409.066618] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 409.071549] ? kasan_check_read+0x11/0x20 [ 409.075706] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 409.080977] ? rcu_softirq_qs+0x20/0x20 [ 409.084976] ? filemap_map_pages+0xd92/0x1a20 [ 409.089479] ? find_get_entries_tag+0x1400/0x1400 [ 409.094319] ? debug_object_destroy+0x2b0/0x2b0 [ 409.098981] ? lock_pi_update_atomic+0x150/0x150 [ 409.103727] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.109276] ? lock_acquire+0x1ed/0x520 [ 409.113239] ? ext4_filemap_fault+0x7a/0xad [ 409.117562] ? lock_release+0xa00/0xa00 [ 409.121529] ? perf_trace_sched_process_exec+0x860/0x860 [ 409.126967] ? print_usage_bug+0xc0/0xc0 [ 409.131052] ? print_usage_bug+0xc0/0xc0 [ 409.135116] ? down_read+0x8d/0x120 [ 409.138738] ? ext4_filemap_fault+0x7a/0xad [ 409.143052] ? __down_interruptible+0x700/0x700 [ 409.147722] ext4_filemap_fault+0x82/0xad [ 409.151891] __do_fault+0x100/0x6b0 [ 409.155519] ? pmd_devmap_trans_unstable+0x220/0x220 [ 409.160641] ? mark_held_locks+0x130/0x130 [ 409.164877] ? mark_held_locks+0x130/0x130 [ 409.169120] ? __might_fault+0x12b/0x1e0 [ 409.173176] ? lock_downgrade+0x900/0x900 [ 409.177327] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.182875] __handle_mm_fault+0x3ea0/0x5be0 [ 409.187286] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 409.192123] ? _copy_to_user+0xc8/0x110 [ 409.196104] ? zap_class+0x640/0x640 [ 409.199829] ? zap_class+0x640/0x640 [ 409.203541] ? __x64_sys_futex+0x53e/0x6a0 [ 409.207782] ? find_held_lock+0x36/0x1c0 [ 409.211950] ? handle_mm_fault+0x42a/0xc70 [ 409.216179] ? lock_downgrade+0x900/0x900 [ 409.220316] ? check_preemption_disabled+0x48/0x280 [ 409.225327] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 409.230256] ? kasan_check_read+0x11/0x20 [ 409.234398] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 409.239672] ? rcu_softirq_qs+0x20/0x20 [ 409.244154] ? trace_hardirqs_off_caller+0x310/0x310 [ 409.249259] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.254794] ? check_preemption_disabled+0x48/0x280 [ 409.259815] handle_mm_fault+0x54f/0xc70 [ 409.263886] ? __handle_mm_fault+0x5be0/0x5be0 [ 409.268485] ? find_vma+0x34/0x190 [ 409.272023] __do_page_fault+0x5e8/0xe60 [ 409.276093] ? trace_hardirqs_off+0xb8/0x310 [ 409.280503] do_page_fault+0xf2/0x7e0 [ 409.284301] ? vmalloc_sync_all+0x30/0x30 [ 409.288452] ? error_entry+0x70/0xd0 [ 409.292162] ? trace_hardirqs_off_caller+0xbb/0x310 [ 409.297196] ? trace_hardirqs_on_caller+0xc0/0x310 [ 409.302122] ? syscall_return_slowpath+0x5e0/0x5e0 [ 409.307042] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 409.311887] ? trace_hardirqs_on_caller+0x310/0x310 [ 409.316893] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 409.322350] ? prepare_exit_to_usermode+0x291/0x3b0 [ 409.327363] ? page_fault+0x8/0x30 [ 409.330913] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 409.335748] ? page_fault+0x8/0x30 [ 409.339281] page_fault+0x1e/0x30 [ 409.342730] RIP: 0033:0x45ddf3 [ 409.345929] Code: Bad RIP value. [ 409.349286] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 409.354666] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 409.361943] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 409.369224] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 409.376484] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 409.383755] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 409.391131] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 409.391135] warn_alloc_show_mem: 1 callbacks suppressed [ 409.391141] Mem-Info: [ 409.397974] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 409.403336] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 409.403336] active_file:13 inactive_file:12 isolated_file:0 [ 409.403336] unevictable:0 dirty:0 writeback:0 unstable:0 [ 409.403336] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 409.403336] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 409.403336] free:13770 free_pcp:132 free_cma:0 [ 409.405704] Call Trace: [ 409.415075] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 409.448094] [ 409.450670] 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 [ 409.478502] dump_stack+0x244/0x39d [ 409.480620] lowmem_reserve[]: 0 2818 6321 6321 [ 409.506728] ? dump_stack_print_info.cold.1+0x20/0x20 [ 409.510321] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 409.514905] warn_alloc.cold.116+0xb7/0x1bd [ 409.520054] lowmem_reserve[]: 0 0 3503 3503 [ 409.547486] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 409.551767] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 409.556078] ? lock_downgrade+0x900/0x900 [ 409.560888] lowmem_reserve[]: 0 0 0 0 [ 409.589855] ? trace_hardirqs_off+0xb8/0x310 [ 409.593974] 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 [ 409.597793] ? trace_hardirqs_off+0xb8/0x310 [ 409.602168] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 409.615779] __alloc_pages_slowpath+0x26e8/0x2e10 [ 409.620167] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 409.635439] ? warn_alloc+0x120/0x120 [ 409.640241] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 409.655305] ? print_usage_bug+0xc0/0xc0 [ 409.659104] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 409.667918] ? warn_alloc+0x120/0x120 [ 409.671949] 2701 total pagecache pages [ 409.680515] ? warn_alloc+0x120/0x120 [ 409.684304] 0 pages in swap cache [ 409.688170] ? print_usage_bug+0xc0/0xc0 [ 409.691947] Swap cache stats: add 0, delete 0, find 0/0 [ 409.695384] ? kvm_clock_read+0x18/0x30 [ 409.699412] Free swap = 0kB [ 409.704757] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 409.708698] Total swap = 0kB [ 409.708705] 1965979 pages RAM [ 409.711729] ? print_usage_bug+0xc0/0xc0 [ 409.716713] 0 pages HighMem/MovableOnly [ 409.719722] ? __lock_acquire+0x62f/0x4c20 [ 409.722796] 342853 pages reserved [ 409.722803] 0 pages cma reserved [ 409.726854] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.730897] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 409.735025] ? should_fail+0x22d/0xd01 [ 409.735038] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 409.735055] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 409.738533] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 409.741833] ? __lock_acquire+0x62f/0x4c20 [ 409.747360] syz-fuzzer cpuset=/ mems_allowed=0 [ 409.753844] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 409.792130] ? __lock_acquire+0x62f/0x4c20 [ 409.796374] ? should_fail+0x22d/0xd01 [ 409.800253] ? rcu_irq_exit+0x1a2/0x390 [ 409.804229] ? mark_held_locks+0x130/0x130 [ 409.808496] ? mark_held_locks+0x130/0x130 [ 409.812736] ? mark_held_locks+0xc7/0x130 [ 409.816879] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 409.821890] ? zap_class+0x640/0x640 [ 409.825599] ? print_usage_bug+0xc0/0xc0 [ 409.829669] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.835197] ? check_preemption_disabled+0x48/0x280 [ 409.840216] ? __lock_is_held+0xb5/0x140 [ 409.844277] __alloc_pages_nodemask+0xa80/0xde0 [ 409.848940] ? zap_class+0x640/0x640 [ 409.852649] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 409.857668] ? find_held_lock+0x36/0x1c0 [ 409.861733] ? ____cache_alloc_node+0x1c7/0x1e0 [ 409.866400] ? lock_downgrade+0x900/0x900 [ 409.870546] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.876079] cache_grow_begin+0xa5/0x8c0 [ 409.880152] ? do_raw_spin_unlock+0xa7/0x330 [ 409.884559] fallback_alloc+0x204/0x2e0 [ 409.888645] ____cache_alloc_node+0x1c7/0x1e0 [ 409.893135] kmem_cache_alloc_node+0xe3/0x730 [ 409.897621] ? ipv6_get_ifaddr+0x42e/0x620 [ 409.901869] __alloc_skb+0x119/0x770 [ 409.905572] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 409.910847] ? netdev_alloc_frag+0x1f0/0x1f0 [ 409.915252] ? lock_downgrade+0x900/0x900 [ 409.919409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.924939] ? refcount_sub_and_test_checked+0x203/0x310 [ 409.930380] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 409.935904] ? addrconf_rs_timer+0x690/0x690 [ 409.940327] ndisc_alloc_skb+0x144/0x340 [ 409.944506] ndisc_send_rs+0x331/0x6e0 [ 409.948388] addrconf_rs_timer+0x314/0x690 [ 409.952682] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 409.956918] call_timer_fn+0x272/0x920 [ 409.960794] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 409.965037] ? process_timeout+0x40/0x40 [ 409.969103] ? mark_held_locks+0xc7/0x130 [ 409.973265] ? _raw_spin_unlock_irq+0x27/0x80 [ 409.977749] ? _raw_spin_unlock_irq+0x27/0x80 [ 409.982233] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 409.986479] ? lockdep_hardirqs_on+0x296/0x5b0 [ 409.991057] ? trace_hardirqs_on+0xbd/0x310 [ 409.995387] ? kasan_check_read+0x11/0x20 [ 409.999528] ? __run_timers+0x7da/0xc70 [ 410.003492] ? trace_hardirqs_off_caller+0x310/0x310 [ 410.008588] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.012817] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.017048] __run_timers+0x7e5/0xc70 [ 410.020852] ? timer_fixup_init+0x70/0x70 [ 410.024993] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 410.030005] ? zap_class+0x640/0x640 [ 410.033715] ? print_usage_bug+0xc0/0xc0 [ 410.037773] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 410.042963] ? find_held_lock+0x36/0x1c0 [ 410.047027] ? zap_class+0x640/0x640 [ 410.050736] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.056267] ? check_preemption_disabled+0x48/0x280 [ 410.061283] ? __lock_is_held+0xb5/0x140 [ 410.065354] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.070882] ? check_preemption_disabled+0x48/0x280 [ 410.076436] run_timer_softirq+0x52/0xb0 [ 410.080490] ? rcu_read_lock_sched_held+0x14f/0x180 [ 410.085521] __do_softirq+0x308/0xb7e [ 410.089328] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 410.093825] ? lock_downgrade+0x900/0x900 [ 410.097968] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 410.103068] ? pvclock_read_flags+0x160/0x160 [ 410.107564] ? lapic_next_event+0x5a/0x90 [ 410.111708] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.117261] ? kvm_clock_read+0x18/0x30 [ 410.121243] ? kvm_sched_clock_read+0x9/0x20 [ 410.125644] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.131171] ? check_preemption_disabled+0x48/0x280 [ 410.136188] irq_exit+0x17f/0x1c0 [ 410.139642] smp_apic_timer_interrupt+0x1cb/0x760 [ 410.144479] ? smp_reschedule_interrupt+0x109/0x650 [ 410.149489] ? smp_call_function_single_interrupt+0x650/0x650 [ 410.155377] ? interrupt_entry+0xb5/0xc0 [ 410.159434] ? trace_hardirqs_off_caller+0xbb/0x310 [ 410.164440] ? trace_hardirqs_off_caller+0xbb/0x310 [ 410.169447] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 410.174291] ? trace_hardirqs_on_caller+0x310/0x310 [ 410.179319] ? trace_hardirqs_on_caller+0x310/0x310 [ 410.184347] ? task_prio+0x50/0x50 [ 410.187883] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.193417] ? check_preemption_disabled+0x48/0x280 [ 410.198432] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 410.203271] apic_timer_interrupt+0xf/0x20 [ 410.207502] [ 410.209730] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 410.214741] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 410.233756] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 410.241457] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 410.248724] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 410.256095] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 410.263365] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 410.270634] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 410.277940] rcu_read_lock_held+0xa9/0xc0 [ 410.282093] list_lru_count_one+0x31a/0x450 [ 410.286414] ? list_lru_isolate_move+0x3c0/0x3c0 [ 410.291166] ? shmem_free_inode+0xd0/0xd0 [ 410.295331] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.300865] ? ubifs_shrink_count+0xc4/0x100 [ 410.305315] super_cache_count+0x153/0x2e0 [ 410.309556] do_shrink_slab+0x1b1/0xd30 [ 410.313533] ? lock_acquire+0x1ed/0x520 [ 410.317512] ? snapshot_refaults+0x290/0x290 [ 410.321917] ? lock_release+0xa00/0xa00 [ 410.325896] ? perf_trace_sched_process_exec+0x860/0x860 [ 410.331448] ? down_read_trylock+0xda/0x140 [ 410.335879] ? shrink_slab+0x207/0x8c0 [ 410.339767] ? downgrade_write+0x270/0x270 [ 410.344012] shrink_slab+0x389/0x8c0 [ 410.347727] ? shrink_active_list+0x1f00/0x1f00 [ 410.352407] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 410.358033] ? trace_hardirqs_on+0xbd/0x310 [ 410.362355] ? vmpressure+0x271/0x340 [ 410.366155] ? trace_hardirqs_off_caller+0x310/0x310 [ 410.371264] ? cgroup_procs_write_finish+0xf0/0xf0 [ 410.376219] shrink_node+0x431/0x16b0 [ 410.380022] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 410.385330] ? shrink_node_memcg+0x18f0/0x18f0 [ 410.389929] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 410.394513] ? trace_hardirqs_on+0xbd/0x310 [ 410.398831] ? vmpressure+0x271/0x340 [ 410.402628] ? do_raw_spin_unlock+0xa7/0x330 [ 410.407029] ? do_raw_spin_trylock+0x270/0x270 [ 410.411617] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 410.417152] ? __cpuset_node_allowed+0x19b/0x660 [ 410.421902] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 410.427614] ? vmpressure+0x1a2/0x340 [ 410.431436] do_try_to_free_pages+0x3e7/0x1290 [ 410.436026] ? shrink_node+0x16b0/0x16b0 [ 410.440096] ? __lock_is_held+0xb5/0x140 [ 410.444163] try_to_free_pages+0x4d0/0xb90 [ 410.448400] ? do_try_to_free_pages+0x1290/0x1290 [ 410.453247] ? lock_acquire+0x1ed/0x520 [ 410.457221] ? set_page_refcounted+0x280/0x280 [ 410.461817] ? lock_release+0xa00/0xa00 [ 410.465796] ? _raw_spin_unlock_irq+0x60/0x80 [ 410.470308] ? psi_memstall_enter+0x240/0x2b0 [ 410.474803] ? psi_memstall_tick+0x230/0x230 [ 410.479209] ? trace_hardirqs_off+0xb8/0x310 [ 410.483635] __alloc_pages_slowpath+0xa14/0x2e10 [ 410.488410] ? warn_alloc+0x120/0x120 [ 410.492233] ? mark_held_locks+0x130/0x130 [ 410.496475] ? warn_alloc+0x120/0x120 [ 410.500301] ? print_usage_bug+0xc0/0xc0 [ 410.504449] ? print_usage_bug+0xc0/0xc0 [ 410.508625] ? print_usage_bug+0xc0/0xc0 [ 410.512686] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.518214] ? should_fail+0x22d/0xd01 [ 410.522095] ? zap_class+0x640/0x640 [ 410.525821] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.530924] ? zap_class+0x640/0x640 [ 410.534734] ? zap_class+0x640/0x640 [ 410.538468] ? __lock_is_held+0xb5/0x140 [ 410.542649] ? zap_class+0x640/0x640 [ 410.546519] ? lock_release+0xa00/0xa00 [ 410.550507] ? perf_trace_sched_process_exec+0x860/0x860 [ 410.555950] ? check_preemption_disabled+0x48/0x280 [ 410.560970] ? __might_sleep+0x95/0x190 [ 410.564947] __alloc_pages_nodemask+0xa80/0xde0 [ 410.569610] ? zap_class+0x640/0x640 [ 410.573328] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 410.578352] ? mark_held_locks+0xc7/0x130 [ 410.582503] ? cache_grow_begin+0x65/0x8c0 [ 410.586737] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 410.591314] ? trace_hardirqs_on+0xbd/0x310 [ 410.595648] ? fallback_alloc+0x204/0x2e0 [ 410.599888] ? trace_hardirqs_off_caller+0x310/0x310 [ 410.604989] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 410.610615] cache_grow_begin+0xa5/0x8c0 [ 410.614669] ? do_raw_spin_unlock+0xa7/0x330 [ 410.619082] fallback_alloc+0x204/0x2e0 [ 410.623058] ____cache_alloc_node+0x1c7/0x1e0 [ 410.627556] kmem_cache_alloc_trace+0x214/0x750 [ 410.632248] do_syslog+0xb9b/0x1690 [ 410.635896] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 410.640926] ? finish_wait+0x430/0x430 [ 410.644822] ? aa_path_link+0x5e0/0x5e0 [ 410.648799] kmsg_read+0x8f/0xc0 [ 410.652162] ? kmsg_poll+0xb0/0xb0 [ 410.655698] proc_reg_read+0x2a3/0x3d0 [ 410.659685] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 410.664613] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 410.669196] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.674736] ? fsnotify+0x4e5/0xf20 [ 410.678371] __vfs_read+0x117/0x9b0 [ 410.681996] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 410.686918] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 410.691841] ? vfs_copy_file_range+0xb90/0xb90 [ 410.696418] ? fsnotify+0xf20/0xf20 [ 410.700043] ? fsnotify_first_mark+0x350/0x350 [ 410.704627] ? security_file_permission+0x1c2/0x220 [ 410.709639] ? rw_verify_area+0x118/0x360 [ 410.713898] vfs_read+0x17f/0x3c0 [ 410.717347] ksys_read+0x101/0x260 [ 410.720893] ? kernel_write+0x120/0x120 [ 410.724878] ? trace_hardirqs_off_caller+0x310/0x310 [ 410.729982] __x64_sys_read+0x73/0xb0 [ 410.733781] do_syscall_64+0x1b9/0x820 [ 410.737663] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 410.743022] ? syscall_return_slowpath+0x5e0/0x5e0 [ 410.747946] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 410.752785] ? trace_hardirqs_on_caller+0x310/0x310 [ 410.757799] ? prepare_exit_to_usermode+0x291/0x3b0 [ 410.762816] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 410.767660] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 410.772845] RIP: 0033:0x7f126a43d1fd [ 410.776571] Code: Bad RIP value. [ 410.779930] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 410.787632] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 410.794893] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 410.802162] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 410.809436] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 410.816696] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 410.823983] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 410.824046] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 410.830997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 410.831001] Call Trace: [ 410.831007] [ 410.831022] dump_stack+0x244/0x39d [ 410.831040] ? dump_stack_print_info.cold.1+0x20/0x20 [ 410.837600] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 410.846874] warn_alloc.cold.116+0xb7/0x1bd [ 410.849426] rsyslogd cpuset=/ mems_allowed=0 [ 410.851580] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 410.884023] ? lock_downgrade+0x900/0x900 [ 410.888176] ? trace_hardirqs_off+0xb8/0x310 [ 410.892708] ? trace_hardirqs_off+0xb8/0x310 [ 410.897132] __alloc_pages_slowpath+0x26e8/0x2e10 [ 410.901995] ? warn_alloc+0x120/0x120 [ 410.905804] ? print_usage_bug+0xc0/0xc0 [ 410.909860] ? warn_alloc+0x120/0x120 [ 410.913787] ? warn_alloc+0x120/0x120 [ 410.917585] ? print_usage_bug+0xc0/0xc0 [ 410.921666] ? print_usage_bug+0xc0/0xc0 [ 410.925749] ? __lock_acquire+0x62f/0x4c20 [ 410.930075] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.935606] ? should_fail+0x22d/0xd01 [ 410.939492] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.944601] ? __lock_acquire+0x62f/0x4c20 [ 410.948834] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.953931] ? __lock_acquire+0x62f/0x4c20 [ 410.958171] ? should_fail+0x22d/0xd01 [ 410.962050] ? find_held_lock+0x36/0x1c0 [ 410.966114] ? mark_held_locks+0x130/0x130 [ 410.970360] ? mark_held_locks+0x130/0x130 [ 410.974597] ? zap_class+0x640/0x640 [ 410.978326] ? zap_class+0x640/0x640 [ 410.982035] ? print_usage_bug+0xc0/0xc0 [ 410.986101] ? do_raw_spin_unlock+0xa7/0x330 [ 410.990507] ? zap_class+0x640/0x640 [ 410.994217] ? print_usage_bug+0xc0/0xc0 [ 410.998285] ? wq_watchdog_touch+0x9c/0xfe [ 411.002520] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.008051] ? check_preemption_disabled+0x48/0x280 [ 411.013080] ? __lock_is_held+0xb5/0x140 [ 411.017149] __alloc_pages_nodemask+0xa80/0xde0 [ 411.021814] ? zap_class+0x640/0x640 [ 411.025530] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 411.030550] ? find_held_lock+0x36/0x1c0 [ 411.034647] ? ____cache_alloc_node+0x1c7/0x1e0 [ 411.039310] ? lock_downgrade+0x900/0x900 [ 411.043455] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.048996] cache_grow_begin+0xa5/0x8c0 [ 411.053050] ? do_raw_spin_unlock+0xa7/0x330 [ 411.057463] fallback_alloc+0x204/0x2e0 [ 411.061440] ____cache_alloc_node+0x1c7/0x1e0 [ 411.066023] kmem_cache_alloc_node+0xe3/0x730 [ 411.070516] ? ipv6_get_ifaddr+0x42e/0x620 [ 411.074762] __alloc_skb+0x119/0x770 [ 411.078469] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 411.083745] ? netdev_alloc_frag+0x1f0/0x1f0 [ 411.088154] ? lock_downgrade+0x900/0x900 [ 411.092306] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.097846] ? refcount_sub_and_test_checked+0x203/0x310 [ 411.103295] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 411.108740] ? addrconf_rs_timer+0x690/0x690 [ 411.113254] ndisc_alloc_skb+0x144/0x340 [ 411.117314] ndisc_send_rs+0x331/0x6e0 [ 411.121201] addrconf_rs_timer+0x314/0x690 [ 411.125436] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 411.129673] call_timer_fn+0x272/0x920 [ 411.133554] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 411.137782] ? process_timeout+0x40/0x40 [ 411.141848] ? mark_held_locks+0xc7/0x130 [ 411.145993] ? _raw_spin_unlock_irq+0x27/0x80 [ 411.150483] ? _raw_spin_unlock_irq+0x27/0x80 [ 411.154972] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 411.159202] ? lockdep_hardirqs_on+0x296/0x5b0 [ 411.163799] ? trace_hardirqs_on+0xbd/0x310 [ 411.168141] ? kasan_check_read+0x11/0x20 [ 411.172282] ? __run_timers+0x7da/0xc70 [ 411.176258] ? trace_hardirqs_off_caller+0x310/0x310 [ 411.181393] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 411.185632] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 411.189860] __run_timers+0x7e5/0xc70 [ 411.193678] ? timer_fixup_init+0x70/0x70 [ 411.197821] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 411.202830] ? zap_class+0x640/0x640 [ 411.206539] ? print_usage_bug+0xc0/0xc0 [ 411.210599] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 411.215798] ? find_held_lock+0x36/0x1c0 [ 411.219858] ? zap_class+0x640/0x640 [ 411.223590] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.229264] ? check_preemption_disabled+0x48/0x280 [ 411.234286] ? __lock_is_held+0xb5/0x140 [ 411.238342] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.244400] ? check_preemption_disabled+0x48/0x280 [ 411.249431] run_timer_softirq+0x52/0xb0 [ 411.253501] ? rcu_read_lock_sched_held+0x14f/0x180 [ 411.258512] __do_softirq+0x308/0xb7e [ 411.262330] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 411.266819] ? lock_downgrade+0x900/0x900 [ 411.270966] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 411.276067] ? pvclock_read_flags+0x160/0x160 [ 411.280557] ? lapic_next_event+0x5a/0x90 [ 411.284699] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.290254] ? kvm_clock_read+0x18/0x30 [ 411.294219] ? kvm_sched_clock_read+0x9/0x20 [ 411.298632] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.304162] ? check_preemption_disabled+0x48/0x280 [ 411.309193] irq_exit+0x17f/0x1c0 [ 411.312858] smp_apic_timer_interrupt+0x1cb/0x760 [ 411.317696] ? smp_reschedule_interrupt+0x109/0x650 [ 411.322715] ? smp_call_function_single_interrupt+0x650/0x650 [ 411.328596] ? interrupt_entry+0xb5/0xc0 [ 411.332653] ? trace_hardirqs_off_caller+0xbb/0x310 [ 411.337668] ? trace_hardirqs_off_caller+0xbb/0x310 [ 411.342674] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.347604] ? trace_hardirqs_on_caller+0x310/0x310 [ 411.352629] ? trace_hardirqs_on_caller+0x310/0x310 [ 411.357644] ? task_prio+0x50/0x50 [ 411.361184] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.366721] ? check_preemption_disabled+0x48/0x280 [ 411.371743] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.376595] apic_timer_interrupt+0xf/0x20 [ 411.380821] [ 411.383058] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 411.388071] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 411.406971] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 411.414679] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 411.421963] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 411.429235] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 411.436506] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 411.443780] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 411.451080] ? list_lru_count_one+0x1c4/0x450 [ 411.455593] list_lru_count_one+0x2fb/0x450 [ 411.459911] ? list_lru_isolate_move+0x3c0/0x3c0 [ 411.464669] ? deferred_split_count+0x65/0x170 [ 411.469250] ? shrink_huge_zero_page_count+0xc8/0x100 [ 411.474441] super_cache_count+0x153/0x2e0 [ 411.478679] do_shrink_slab+0x1b1/0xd30 [ 411.482655] ? lock_acquire+0x1ed/0x520 [ 411.486632] ? snapshot_refaults+0x290/0x290 [ 411.491039] ? lock_release+0xa00/0xa00 [ 411.495019] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 411.499957] ? down_read_trylock+0xda/0x140 [ 411.504275] ? shrink_slab+0x207/0x8c0 [ 411.508170] ? downgrade_write+0x270/0x270 [ 411.512418] shrink_slab+0x389/0x8c0 [ 411.516133] ? shrink_active_list+0x1f00/0x1f00 [ 411.520808] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 411.526441] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 411.531551] ? cgroup_procs_write_finish+0xf0/0xf0 [ 411.536493] ? find_held_lock+0x36/0x1c0 [ 411.540563] shrink_node+0x431/0x16b0 [ 411.544362] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 411.549663] ? shrink_node_memcg+0x18f0/0x18f0 [ 411.554247] ? kvm_clock_read+0x18/0x30 [ 411.558227] ? ktime_get+0x2c1/0x400 [ 411.561941] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 411.566435] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 411.571966] ? __cpuset_node_allowed+0x19b/0x660 [ 411.576722] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 411.582429] ? delayacct_end+0x5a/0x100 [ 411.586408] do_try_to_free_pages+0x3e7/0x1290 [ 411.590981] ? zap_class+0x640/0x640 [ 411.594808] ? shrink_node+0x16b0/0x16b0 [ 411.598866] ? __lock_is_held+0xb5/0x140 [ 411.602940] try_to_free_pages+0x4d0/0xb90 [ 411.607178] ? do_try_to_free_pages+0x1290/0x1290 [ 411.612057] ? lock_acquire+0x1ed/0x520 [ 411.616029] ? set_page_refcounted+0x280/0x280 [ 411.620612] ? lock_release+0xa00/0xa00 [ 411.624580] ? _raw_spin_unlock_irq+0x60/0x80 [ 411.629074] ? psi_memstall_enter+0x240/0x2b0 [ 411.633568] ? psi_memstall_tick+0x230/0x230 [ 411.637985] __alloc_pages_slowpath+0xa14/0x2e10 [ 411.642767] ? warn_alloc+0x120/0x120 [ 411.646563] ? mark_held_locks+0x130/0x130 [ 411.650809] ? find_get_entry+0xaae/0x1120 [ 411.655053] ? filemap_map_pages+0x1a20/0x1a20 [ 411.659637] ? zap_class+0x640/0x640 [ 411.663354] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.668976] ? check_preemption_disabled+0x48/0x280 [ 411.674006] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.679540] ? should_fail+0x22d/0xd01 [ 411.683528] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 411.688633] ? zap_class+0x640/0x640 [ 411.692389] ? __lock_is_held+0xb5/0x140 [ 411.696451] ? mark_held_locks+0x130/0x130 [ 411.700686] ? lock_release+0xa00/0xa00 [ 411.704658] ? perf_trace_sched_process_exec+0x860/0x860 [ 411.710102] ? xa_load+0x2ba/0x460 [ 411.713639] ? lock_downgrade+0x900/0x900 [ 411.717783] ? __might_sleep+0x95/0x190 [ 411.721772] __alloc_pages_nodemask+0xa80/0xde0 [ 411.726442] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 411.731456] ? __page_cache_alloc+0x191/0x5c0 [ 411.735944] ? xa_load+0x2e1/0x460 [ 411.739481] ? xa_clear_mark+0x40/0x40 [ 411.743364] ? zap_class+0x640/0x640 [ 411.747078] ? zap_class+0x640/0x640 [ 411.750786] ? zap_class+0x640/0x640 [ 411.754492] ? __do_page_cache_readahead+0x663/0x810 [ 411.759617] ? find_held_lock+0x36/0x1c0 [ 411.763678] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 411.769311] alloc_pages_current+0x173/0x350 [ 411.773723] __page_cache_alloc+0x38c/0x5c0 [ 411.778038] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 411.782964] ? kasan_check_read+0x11/0x20 [ 411.787106] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 411.792492] ? generic_perform_write+0x6a0/0x6a0 [ 411.797332] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.802868] ? check_preemption_disabled+0x48/0x280 [ 411.807884] filemap_fault+0x1595/0x25f0 [ 411.811952] ? __lock_page_or_retry+0xa00/0xa00 [ 411.816618] ? mark_held_locks+0x130/0x130 [ 411.820875] ? filemap_map_pages+0xd6b/0x1a20 [ 411.825367] ? lock_downgrade+0x900/0x900 [ 411.829512] ? check_preemption_disabled+0x48/0x280 [ 411.834529] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 411.839458] ? kasan_check_read+0x11/0x20 [ 411.843601] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 411.848875] ? rcu_softirq_qs+0x20/0x20 [ 411.852863] ? filemap_map_pages+0xd92/0x1a20 [ 411.857455] ? find_get_entries_tag+0x1400/0x1400 [ 411.862295] ? debug_object_destroy+0x2b0/0x2b0 [ 411.866957] ? lock_pi_update_atomic+0x150/0x150 [ 411.871743] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.877289] ? lock_acquire+0x1ed/0x520 [ 411.881278] ? ext4_filemap_fault+0x7a/0xad [ 411.885598] ? lock_release+0xa00/0xa00 [ 411.889570] ? perf_trace_sched_process_exec+0x860/0x860 [ 411.895015] ? print_usage_bug+0xc0/0xc0 [ 411.899160] ? print_usage_bug+0xc0/0xc0 [ 411.903242] ? down_read+0x8d/0x120 [ 411.906858] ? ext4_filemap_fault+0x7a/0xad [ 411.911174] ? __down_interruptible+0x700/0x700 [ 411.915851] ext4_filemap_fault+0x82/0xad [ 411.920109] __do_fault+0x100/0x6b0 [ 411.923737] ? pmd_devmap_trans_unstable+0x220/0x220 [ 411.928839] ? mark_held_locks+0x130/0x130 [ 411.933070] ? mark_held_locks+0x130/0x130 [ 411.937300] ? __might_fault+0x12b/0x1e0 [ 411.941358] ? lock_downgrade+0x900/0x900 [ 411.945513] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.951049] __handle_mm_fault+0x3ea0/0x5be0 [ 411.955460] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 411.960301] ? _copy_to_user+0xc8/0x110 [ 411.964303] ? zap_class+0x640/0x640 [ 411.968011] ? zap_class+0x640/0x640 [ 411.971718] ? __x64_sys_futex+0x53e/0x6a0 [ 411.975951] ? find_held_lock+0x36/0x1c0 [ 411.980015] ? handle_mm_fault+0x42a/0xc70 [ 411.984244] ? lock_downgrade+0x900/0x900 [ 411.988384] ? check_preemption_disabled+0x48/0x280 [ 411.993401] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 411.998321] ? kasan_check_read+0x11/0x20 [ 412.002473] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 412.007750] ? rcu_softirq_qs+0x20/0x20 [ 412.011718] ? trace_hardirqs_off_caller+0x310/0x310 [ 412.016819] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.022360] ? check_preemption_disabled+0x48/0x280 [ 412.027376] handle_mm_fault+0x54f/0xc70 [ 412.031436] ? __handle_mm_fault+0x5be0/0x5be0 [ 412.036020] ? find_vma+0x34/0x190 [ 412.039556] __do_page_fault+0x5e8/0xe60 [ 412.043624] ? trace_hardirqs_off+0xb8/0x310 [ 412.048104] do_page_fault+0xf2/0x7e0 [ 412.051903] ? vmalloc_sync_all+0x30/0x30 [ 412.056051] ? error_entry+0x70/0xd0 [ 412.059759] ? trace_hardirqs_off_caller+0xbb/0x310 [ 412.064767] ? trace_hardirqs_on_caller+0xc0/0x310 [ 412.069779] ? syscall_return_slowpath+0x5e0/0x5e0 [ 412.075121] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 412.079964] ? trace_hardirqs_on_caller+0x310/0x310 [ 412.084978] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 412.090469] ? prepare_exit_to_usermode+0x291/0x3b0 [ 412.095494] ? page_fault+0x8/0x30 [ 412.099034] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 412.103882] ? page_fault+0x8/0x30 [ 412.107419] page_fault+0x1e/0x30 [ 412.110866] RIP: 0033:0x45ddf3 [ 412.114071] Code: Bad RIP value. [ 412.117430] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 412.122784] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 412.130044] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 412.137316] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 412.144580] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 412.151842] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 412.159123] warn_alloc_show_mem: 1 callbacks suppressed [ 412.159132] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 412.159133] Mem-Info: [ 412.159159] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 412.159159] active_file:13 inactive_file:12 isolated_file:0 [ 412.159159] unevictable:0 dirty:0 writeback:0 unstable:0 [ 412.159159] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 412.159159] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 412.159159] free:13770 free_pcp:132 free_cma:0 [ 412.164513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 412.171472] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 412.173877] Call Trace: [ 412.207077] 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 [ 412.216423] [ 412.244344] lowmem_reserve[]: 0 2818 6321 6321 [ 412.246942] dump_stack+0x244/0x39d [ 412.273016] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 412.275156] ? dump_stack_print_info.cold.1+0x20/0x20 [ 412.279707] lowmem_reserve[]: 0 0 3503 3503 [ 412.283555] warn_alloc.cold.116+0xb7/0x1bd [ 412.311018] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 412.316199] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 412.320509] lowmem_reserve[]: 0 0 0 0 [ 412.324826] ? lock_downgrade+0x900/0x900 [ 412.353954] 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 [ 412.358791] ? trace_hardirqs_off+0xb8/0x310 [ 412.362691] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 412.366833] ? trace_hardirqs_off+0xb8/0x310 [ 412.380322] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 412.384724] __alloc_pages_slowpath+0x26e8/0x2e10 [ 412.399955] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 412.404384] ? warn_alloc+0x120/0x120 [ 412.419438] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 412.424263] ? print_usage_bug+0xc0/0xc0 [ 412.433070] 2701 total pagecache pages [ 412.436954] ? warn_alloc+0x120/0x120 [ 412.445519] 0 pages in swap cache [ 412.449566] ? warn_alloc+0x120/0x120 [ 412.453441] Swap cache stats: add 0, delete 0, find 0/0 [ 412.457242] ? print_usage_bug+0xc0/0xc0 [ 412.460669] Free swap = 0kB [ 412.464451] ? kvm_clock_read+0x18/0x30 [ 412.469780] Total swap = 0kB [ 412.473822] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 412.476839] 1965979 pages RAM [ 412.480808] ? print_usage_bug+0xc0/0xc0 [ 412.483794] 0 pages HighMem/MovableOnly [ 412.488792] ? __lock_acquire+0x62f/0x4c20 [ 412.491869] 342853 pages reserved [ 412.495917] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.499858] 0 pages cma reserved [ 412.504076] ? should_fail+0x22d/0xd01 [ 412.507568] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 412.513027] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 412.513043] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 412.516476] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 412.520266] ? __lock_acquire+0x62f/0x4c20 [ 412.526737] syz-fuzzer cpuset=/ mems_allowed=0 [ 412.532026] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 412.561302] ? __lock_acquire+0x62f/0x4c20 [ 412.565532] ? should_fail+0x22d/0xd01 [ 412.569411] ? rcu_irq_exit+0x1a2/0x390 [ 412.573576] ? mark_held_locks+0x130/0x130 [ 412.577808] ? mark_held_locks+0x130/0x130 [ 412.582043] ? mark_held_locks+0xc7/0x130 [ 412.586192] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 412.591202] ? zap_class+0x640/0x640 [ 412.595013] ? print_usage_bug+0xc0/0xc0 [ 412.599074] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.604608] ? check_preemption_disabled+0x48/0x280 [ 412.609631] ? __lock_is_held+0xb5/0x140 [ 412.613693] __alloc_pages_nodemask+0xa80/0xde0 [ 412.618356] ? zap_class+0x640/0x640 [ 412.622091] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 412.627113] ? find_held_lock+0x36/0x1c0 [ 412.631194] ? ____cache_alloc_node+0x1c7/0x1e0 [ 412.635861] ? lock_downgrade+0x900/0x900 [ 412.640011] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.645548] cache_grow_begin+0xa5/0x8c0 [ 412.649606] ? do_raw_spin_unlock+0xa7/0x330 [ 412.654019] fallback_alloc+0x204/0x2e0 [ 412.658084] ____cache_alloc_node+0x1c7/0x1e0 [ 412.662583] kmem_cache_alloc_node+0xe3/0x730 [ 412.667074] ? ipv6_get_ifaddr+0x42e/0x620 [ 412.671397] __alloc_skb+0x119/0x770 [ 412.675108] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 412.680382] ? netdev_alloc_frag+0x1f0/0x1f0 [ 412.684782] ? lock_downgrade+0x900/0x900 [ 412.688943] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.694475] ? refcount_sub_and_test_checked+0x203/0x310 [ 412.699923] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 412.705365] ? addrconf_rs_timer+0x690/0x690 [ 412.709777] ndisc_alloc_skb+0x144/0x340 [ 412.713837] ndisc_send_rs+0x331/0x6e0 [ 412.717720] addrconf_rs_timer+0x314/0x690 [ 412.721955] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.726197] call_timer_fn+0x272/0x920 [ 412.730075] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.734304] ? process_timeout+0x40/0x40 [ 412.738380] ? mark_held_locks+0xc7/0x130 [ 412.742525] ? _raw_spin_unlock_irq+0x27/0x80 [ 412.747014] ? _raw_spin_unlock_irq+0x27/0x80 [ 412.751499] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.755730] ? lockdep_hardirqs_on+0x296/0x5b0 [ 412.760318] ? trace_hardirqs_on+0xbd/0x310 [ 412.764645] ? kasan_check_read+0x11/0x20 [ 412.768808] ? __run_timers+0x7da/0xc70 [ 412.772777] ? trace_hardirqs_off_caller+0x310/0x310 [ 412.777873] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.782099] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.786330] __run_timers+0x7e5/0xc70 [ 412.790143] ? timer_fixup_init+0x70/0x70 [ 412.794287] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 412.799297] ? zap_class+0x640/0x640 [ 412.803023] ? print_usage_bug+0xc0/0xc0 [ 412.807098] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 412.812297] ? find_held_lock+0x36/0x1c0 [ 412.816357] ? zap_class+0x640/0x640 [ 412.820070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.825600] ? check_preemption_disabled+0x48/0x280 [ 412.830613] ? __lock_is_held+0xb5/0x140 [ 412.834666] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.840200] ? check_preemption_disabled+0x48/0x280 [ 412.845227] run_timer_softirq+0x52/0xb0 [ 412.849285] ? rcu_read_lock_sched_held+0x14f/0x180 [ 412.854322] __do_softirq+0x308/0xb7e [ 412.858209] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 412.862703] ? lock_downgrade+0x900/0x900 [ 412.866940] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 412.872044] ? pvclock_read_flags+0x160/0x160 [ 412.876537] ? lapic_next_event+0x5a/0x90 [ 412.880682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.886232] ? kvm_clock_read+0x18/0x30 [ 412.890200] ? kvm_sched_clock_read+0x9/0x20 [ 412.894609] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.900158] ? check_preemption_disabled+0x48/0x280 [ 412.905174] irq_exit+0x17f/0x1c0 [ 412.908621] smp_apic_timer_interrupt+0x1cb/0x760 [ 412.913476] ? smp_reschedule_interrupt+0x109/0x650 [ 412.918589] ? smp_call_function_single_interrupt+0x650/0x650 [ 412.924694] ? interrupt_entry+0xb5/0xc0 [ 412.928757] ? trace_hardirqs_off_caller+0xbb/0x310 [ 412.933772] ? trace_hardirqs_off_caller+0xbb/0x310 [ 412.938783] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 412.943621] ? trace_hardirqs_on_caller+0x310/0x310 [ 412.948640] ? trace_hardirqs_on_caller+0x310/0x310 [ 412.953660] ? task_prio+0x50/0x50 [ 412.957207] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.962739] ? check_preemption_disabled+0x48/0x280 [ 412.967755] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 412.972599] apic_timer_interrupt+0xf/0x20 [ 412.976824] [ 412.979060] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 412.984182] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 413.003090] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 413.010805] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 413.018068] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 413.025331] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 413.032598] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 413.039869] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 413.047205] rcu_read_lock_held+0xa9/0xc0 [ 413.051348] list_lru_count_one+0x31a/0x450 [ 413.055681] ? list_lru_isolate_move+0x3c0/0x3c0 [ 413.060455] ? shmem_free_inode+0xd0/0xd0 [ 413.064602] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.070144] ? ubifs_shrink_count+0xc4/0x100 [ 413.074556] super_cache_count+0x153/0x2e0 [ 413.078786] do_shrink_slab+0x1b1/0xd30 [ 413.082754] ? lock_acquire+0x1ed/0x520 [ 413.086737] ? snapshot_refaults+0x290/0x290 [ 413.091145] ? lock_release+0xa00/0xa00 [ 413.095131] ? perf_trace_sched_process_exec+0x860/0x860 [ 413.100585] ? down_read_trylock+0xda/0x140 [ 413.104897] ? shrink_slab+0x207/0x8c0 [ 413.108786] ? downgrade_write+0x270/0x270 [ 413.113027] shrink_slab+0x389/0x8c0 [ 413.116736] ? shrink_active_list+0x1f00/0x1f00 [ 413.121408] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 413.127026] ? trace_hardirqs_on+0xbd/0x310 [ 413.131342] ? vmpressure+0x271/0x340 [ 413.135150] ? trace_hardirqs_off_caller+0x310/0x310 [ 413.140254] ? cgroup_procs_write_finish+0xf0/0xf0 [ 413.145198] shrink_node+0x431/0x16b0 [ 413.148995] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 413.154288] ? shrink_node_memcg+0x18f0/0x18f0 [ 413.158863] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 413.163442] ? trace_hardirqs_on+0xbd/0x310 [ 413.167758] ? vmpressure+0x271/0x340 [ 413.171568] ? do_raw_spin_unlock+0xa7/0x330 [ 413.176107] ? do_raw_spin_trylock+0x270/0x270 [ 413.180701] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 413.186243] ? __cpuset_node_allowed+0x19b/0x660 [ 413.190995] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 413.196699] ? vmpressure+0x1a2/0x340 [ 413.200502] do_try_to_free_pages+0x3e7/0x1290 [ 413.205103] ? shrink_node+0x16b0/0x16b0 [ 413.209175] ? __lock_is_held+0xb5/0x140 [ 413.213240] try_to_free_pages+0x4d0/0xb90 [ 413.217493] ? do_try_to_free_pages+0x1290/0x1290 [ 413.222343] ? lock_acquire+0x1ed/0x520 [ 413.226314] ? set_page_refcounted+0x280/0x280 [ 413.230893] ? lock_release+0xa00/0xa00 [ 413.234863] ? _raw_spin_unlock_irq+0x60/0x80 [ 413.239353] ? psi_memstall_enter+0x240/0x2b0 [ 413.244140] ? psi_memstall_tick+0x230/0x230 [ 413.248545] ? trace_hardirqs_off+0xb8/0x310 [ 413.252958] __alloc_pages_slowpath+0xa14/0x2e10 [ 413.257745] ? warn_alloc+0x120/0x120 [ 413.261538] ? mark_held_locks+0x130/0x130 [ 413.265804] ? warn_alloc+0x120/0x120 [ 413.269690] ? print_usage_bug+0xc0/0xc0 [ 413.273769] ? print_usage_bug+0xc0/0xc0 [ 413.277830] ? print_usage_bug+0xc0/0xc0 [ 413.281889] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.287611] ? should_fail+0x22d/0xd01 [ 413.291588] ? zap_class+0x640/0x640 [ 413.295315] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 413.300411] ? zap_class+0x640/0x640 [ 413.304131] ? zap_class+0x640/0x640 [ 413.307873] ? __lock_is_held+0xb5/0x140 [ 413.312027] ? zap_class+0x640/0x640 [ 413.315734] ? lock_release+0xa00/0xa00 [ 413.319701] ? perf_trace_sched_process_exec+0x860/0x860 [ 413.325146] ? check_preemption_disabled+0x48/0x280 [ 413.330163] ? __might_sleep+0x95/0x190 [ 413.334141] __alloc_pages_nodemask+0xa80/0xde0 [ 413.338807] ? zap_class+0x640/0x640 [ 413.342521] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 413.347541] ? mark_held_locks+0xc7/0x130 [ 413.351685] ? cache_grow_begin+0x65/0x8c0 [ 413.356000] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 413.360577] ? trace_hardirqs_on+0xbd/0x310 [ 413.364917] ? fallback_alloc+0x204/0x2e0 [ 413.369060] ? trace_hardirqs_off_caller+0x310/0x310 [ 413.374163] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 413.379695] cache_grow_begin+0xa5/0x8c0 [ 413.383832] ? do_raw_spin_unlock+0xa7/0x330 [ 413.388240] fallback_alloc+0x204/0x2e0 [ 413.392257] ____cache_alloc_node+0x1c7/0x1e0 [ 413.396751] kmem_cache_alloc_trace+0x214/0x750 [ 413.401421] do_syslog+0xb9b/0x1690 [ 413.405050] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 413.410069] ? finish_wait+0x430/0x430 [ 413.413949] ? aa_path_link+0x5e0/0x5e0 [ 413.417920] kmsg_read+0x8f/0xc0 [ 413.421276] ? kmsg_poll+0xb0/0xb0 [ 413.424807] proc_reg_read+0x2a3/0x3d0 [ 413.428690] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 413.433639] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 413.438221] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.443759] ? fsnotify+0x4e5/0xf20 [ 413.447390] __vfs_read+0x117/0x9b0 [ 413.451012] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 413.455949] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 413.460976] ? vfs_copy_file_range+0xb90/0xb90 [ 413.465556] ? fsnotify+0xf20/0xf20 [ 413.469185] ? fsnotify_first_mark+0x350/0x350 [ 413.473783] ? security_file_permission+0x1c2/0x220 [ 413.478797] ? rw_verify_area+0x118/0x360 [ 413.482940] vfs_read+0x17f/0x3c0 [ 413.486387] ksys_read+0x101/0x260 [ 413.489955] ? kernel_write+0x120/0x120 [ 413.493926] ? trace_hardirqs_off_caller+0x310/0x310 [ 413.499030] __x64_sys_read+0x73/0xb0 [ 413.502828] do_syscall_64+0x1b9/0x820 [ 413.506718] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 413.512192] ? syscall_return_slowpath+0x5e0/0x5e0 [ 413.517132] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.521972] ? trace_hardirqs_on_caller+0x310/0x310 [ 413.527001] ? prepare_exit_to_usermode+0x291/0x3b0 [ 413.532032] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.536875] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 413.542054] RIP: 0033:0x7f126a43d1fd [ 413.545782] Code: Bad RIP value. [ 413.549158] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 413.556882] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 413.564240] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 413.571501] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 413.578764] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 413.586028] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 413.593310] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 413.593375] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 413.600327] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 413.600331] Call Trace: [ 413.600337] [ 413.600353] dump_stack+0x244/0x39d [ 413.600371] ? dump_stack_print_info.cold.1+0x20/0x20 [ 413.606905] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 413.616183] warn_alloc.cold.116+0xb7/0x1bd [ 413.618735] rsyslogd cpuset=/ mems_allowed=0 [ 413.620869] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 413.653218] ? lock_downgrade+0x900/0x900 [ 413.657372] ? trace_hardirqs_off+0xb8/0x310 [ 413.661778] ? trace_hardirqs_off+0xb8/0x310 [ 413.666188] __alloc_pages_slowpath+0x26e8/0x2e10 [ 413.671063] ? warn_alloc+0x120/0x120 [ 413.674879] ? print_usage_bug+0xc0/0xc0 [ 413.678935] ? warn_alloc+0x120/0x120 [ 413.682736] ? warn_alloc+0x120/0x120 [ 413.686533] ? print_usage_bug+0xc0/0xc0 [ 413.690586] ? kvm_clock_read+0x18/0x30 [ 413.694562] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 413.699575] ? print_usage_bug+0xc0/0xc0 [ 413.703650] ? __lock_acquire+0x62f/0x4c20 [ 413.707885] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.713415] ? should_fail+0x22d/0xd01 [ 413.717307] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 413.722585] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 413.727698] ? __lock_acquire+0x62f/0x4c20 [ 413.731931] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 413.737025] ? __lock_acquire+0x62f/0x4c20 [ 413.741339] ? should_fail+0x22d/0xd01 [ 413.745215] ? rcu_irq_exit+0x1a2/0x390 [ 413.749303] ? mark_held_locks+0x130/0x130 [ 413.753550] ? mark_held_locks+0x130/0x130 [ 413.757783] ? mark_held_locks+0xc7/0x130 [ 413.762101] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 413.767110] ? zap_class+0x640/0x640 [ 413.770818] ? print_usage_bug+0xc0/0xc0 [ 413.774886] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.780433] ? check_preemption_disabled+0x48/0x280 [ 413.785454] ? __lock_is_held+0xb5/0x140 [ 413.789524] __alloc_pages_nodemask+0xa80/0xde0 [ 413.794200] ? zap_class+0x640/0x640 [ 413.797912] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 413.802929] ? find_held_lock+0x36/0x1c0 [ 413.806993] ? ____cache_alloc_node+0x1c7/0x1e0 [ 413.811745] ? lock_downgrade+0x900/0x900 [ 413.815895] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.821426] cache_grow_begin+0xa5/0x8c0 [ 413.825478] ? do_raw_spin_unlock+0xa7/0x330 [ 413.829889] fallback_alloc+0x204/0x2e0 [ 413.833858] ____cache_alloc_node+0x1c7/0x1e0 [ 413.838364] kmem_cache_alloc_node+0xe3/0x730 [ 413.842856] ? ipv6_get_ifaddr+0x42e/0x620 [ 413.847094] __alloc_skb+0x119/0x770 [ 413.850796] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 413.856078] ? netdev_alloc_frag+0x1f0/0x1f0 [ 413.860482] ? lock_downgrade+0x900/0x900 [ 413.864630] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.870164] ? refcount_sub_and_test_checked+0x203/0x310 [ 413.875617] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 413.881150] ? addrconf_rs_timer+0x690/0x690 [ 413.885562] ndisc_alloc_skb+0x144/0x340 [ 413.889627] ndisc_send_rs+0x331/0x6e0 [ 413.893521] addrconf_rs_timer+0x314/0x690 [ 413.897754] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 413.901994] call_timer_fn+0x272/0x920 [ 413.905877] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 413.910102] ? process_timeout+0x40/0x40 [ 413.914309] ? mark_held_locks+0xc7/0x130 [ 413.918452] ? _raw_spin_unlock_irq+0x27/0x80 [ 413.922939] ? _raw_spin_unlock_irq+0x27/0x80 [ 413.927431] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 413.931678] ? lockdep_hardirqs_on+0x296/0x5b0 [ 413.936260] ? trace_hardirqs_on+0xbd/0x310 [ 413.940574] ? kasan_check_read+0x11/0x20 [ 413.944756] ? __run_timers+0x7da/0xc70 [ 413.948729] ? trace_hardirqs_off_caller+0x310/0x310 [ 413.953846] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 413.958089] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 413.962321] __run_timers+0x7e5/0xc70 [ 413.966124] ? timer_fixup_init+0x70/0x70 [ 413.970286] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 413.975296] ? zap_class+0x640/0x640 [ 413.979011] ? print_usage_bug+0xc0/0xc0 [ 413.983079] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 413.988274] ? find_held_lock+0x36/0x1c0 [ 413.992337] ? zap_class+0x640/0x640 [ 413.996061] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.001618] ? check_preemption_disabled+0x48/0x280 [ 414.006692] ? __lock_is_held+0xb5/0x140 [ 414.010746] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.016279] ? check_preemption_disabled+0x48/0x280 [ 414.021298] run_timer_softirq+0x52/0xb0 [ 414.025351] ? rcu_read_lock_sched_held+0x14f/0x180 [ 414.030365] __do_softirq+0x308/0xb7e [ 414.034162] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 414.038674] ? lock_downgrade+0x900/0x900 [ 414.042818] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 414.047939] ? pvclock_read_flags+0x160/0x160 [ 414.052449] ? lapic_next_event+0x5a/0x90 [ 414.056597] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.062158] ? kvm_clock_read+0x18/0x30 [ 414.066126] ? kvm_sched_clock_read+0x9/0x20 [ 414.070532] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.076351] ? check_preemption_disabled+0x48/0x280 [ 414.081371] irq_exit+0x17f/0x1c0 [ 414.084821] smp_apic_timer_interrupt+0x1cb/0x760 [ 414.089658] ? smp_reschedule_interrupt+0x109/0x650 [ 414.094680] ? smp_call_function_single_interrupt+0x650/0x650 [ 414.100578] ? interrupt_entry+0xb5/0xc0 [ 414.104632] ? trace_hardirqs_off_caller+0xbb/0x310 [ 414.109638] ? trace_hardirqs_off_caller+0xbb/0x310 [ 414.114649] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 414.119502] ? trace_hardirqs_on_caller+0x310/0x310 [ 414.124508] ? trace_hardirqs_on_caller+0x310/0x310 [ 414.129515] ? task_prio+0x50/0x50 [ 414.133047] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.138585] ? check_preemption_disabled+0x48/0x280 [ 414.143599] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 414.148438] apic_timer_interrupt+0xf/0x20 [ 414.152655] [ 414.154885] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 414.159893] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 414.178789] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 414.186493] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 414.193755] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 414.201011] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 414.208290] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 414.215550] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 414.222831] ? list_lru_count_one+0x1c4/0x450 [ 414.227330] list_lru_count_one+0x2fb/0x450 [ 414.231647] ? list_lru_isolate_move+0x3c0/0x3c0 [ 414.236398] ? deferred_split_count+0x65/0x170 [ 414.240973] ? shrink_huge_zero_page_count+0xc8/0x100 [ 414.246163] super_cache_count+0x153/0x2e0 [ 414.250397] do_shrink_slab+0x1b1/0xd30 [ 414.254487] ? lock_acquire+0x1ed/0x520 [ 414.258474] ? snapshot_refaults+0x290/0x290 [ 414.262878] ? lock_release+0xa00/0xa00 [ 414.266869] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 414.271798] ? down_read_trylock+0xda/0x140 [ 414.276111] ? shrink_slab+0x207/0x8c0 [ 414.279993] ? downgrade_write+0x270/0x270 [ 414.284341] shrink_slab+0x389/0x8c0 [ 414.288055] ? shrink_active_list+0x1f00/0x1f00 [ 414.292724] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 414.298358] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 414.303466] ? cgroup_procs_write_finish+0xf0/0xf0 [ 414.308399] ? find_held_lock+0x36/0x1c0 [ 414.312462] shrink_node+0x431/0x16b0 [ 414.316258] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 414.321566] ? shrink_node_memcg+0x18f0/0x18f0 [ 414.326147] ? kvm_clock_read+0x18/0x30 [ 414.330147] ? ktime_get+0x2c1/0x400 [ 414.333866] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 414.338378] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 414.343912] ? __cpuset_node_allowed+0x19b/0x660 [ 414.348668] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 414.354382] ? delayacct_end+0x5a/0x100 [ 414.358461] do_try_to_free_pages+0x3e7/0x1290 [ 414.363039] ? zap_class+0x640/0x640 [ 414.366787] ? shrink_node+0x16b0/0x16b0 [ 414.370846] ? __lock_is_held+0xb5/0x140 [ 414.374910] try_to_free_pages+0x4d0/0xb90 [ 414.379147] ? do_try_to_free_pages+0x1290/0x1290 [ 414.383992] ? lock_acquire+0x1ed/0x520 [ 414.387969] ? set_page_refcounted+0x280/0x280 [ 414.392554] ? lock_release+0xa00/0xa00 [ 414.396528] ? _raw_spin_unlock_irq+0x60/0x80 [ 414.401023] ? psi_memstall_enter+0x240/0x2b0 [ 414.405521] ? psi_memstall_tick+0x230/0x230 [ 414.409938] __alloc_pages_slowpath+0xa14/0x2e10 [ 414.414724] ? warn_alloc+0x120/0x120 [ 414.418555] ? mark_held_locks+0x130/0x130 [ 414.422803] ? find_get_entry+0xaae/0x1120 [ 414.427045] ? filemap_map_pages+0x1a20/0x1a20 [ 414.431644] ? zap_class+0x640/0x640 [ 414.435358] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.440889] ? check_preemption_disabled+0x48/0x280 [ 414.445898] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.451426] ? should_fail+0x22d/0xd01 [ 414.455314] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 414.460413] ? zap_class+0x640/0x640 [ 414.464144] ? __lock_is_held+0xb5/0x140 [ 414.468208] ? mark_held_locks+0x130/0x130 [ 414.472440] ? lock_release+0xa00/0xa00 [ 414.476429] ? perf_trace_sched_process_exec+0x860/0x860 [ 414.481886] ? xa_load+0x2ba/0x460 [ 414.485418] ? lock_downgrade+0x900/0x900 [ 414.489563] ? __might_sleep+0x95/0x190 [ 414.493538] __alloc_pages_nodemask+0xa80/0xde0 [ 414.498213] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 414.503315] ? __page_cache_alloc+0x191/0x5c0 [ 414.507800] ? xa_load+0x2e1/0x460 [ 414.511335] ? xa_clear_mark+0x40/0x40 [ 414.515220] ? zap_class+0x640/0x640 [ 414.518936] ? zap_class+0x640/0x640 [ 414.522908] ? zap_class+0x640/0x640 [ 414.526704] ? __do_page_cache_readahead+0x663/0x810 [ 414.531811] ? find_held_lock+0x36/0x1c0 [ 414.535962] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 414.541504] alloc_pages_current+0x173/0x350 [ 414.545917] __page_cache_alloc+0x38c/0x5c0 [ 414.550236] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 414.555162] ? kasan_check_read+0x11/0x20 [ 414.559304] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 414.564581] ? generic_perform_write+0x6a0/0x6a0 [ 414.569349] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.574884] ? check_preemption_disabled+0x48/0x280 [ 414.579901] filemap_fault+0x1595/0x25f0 [ 414.583964] ? __lock_page_or_retry+0xa00/0xa00 [ 414.588630] ? mark_held_locks+0x130/0x130 [ 414.592874] ? filemap_map_pages+0xd6b/0x1a20 [ 414.597453] ? lock_downgrade+0x900/0x900 [ 414.601595] ? check_preemption_disabled+0x48/0x280 [ 414.606610] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 414.611540] ? kasan_check_read+0x11/0x20 [ 414.615679] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 414.620950] ? rcu_softirq_qs+0x20/0x20 [ 414.624928] ? filemap_map_pages+0xd92/0x1a20 [ 414.629426] ? find_get_entries_tag+0x1400/0x1400 [ 414.634267] ? debug_object_destroy+0x2b0/0x2b0 [ 414.638933] ? lock_pi_update_atomic+0x150/0x150 [ 414.643686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.649229] ? lock_acquire+0x1ed/0x520 [ 414.653196] ? ext4_filemap_fault+0x7a/0xad [ 414.657519] ? lock_release+0xa00/0xa00 [ 414.661491] ? perf_trace_sched_process_exec+0x860/0x860 [ 414.666940] ? print_usage_bug+0xc0/0xc0 [ 414.671009] ? print_usage_bug+0xc0/0xc0 [ 414.675094] ? down_read+0x8d/0x120 [ 414.678714] ? ext4_filemap_fault+0x7a/0xad [ 414.683037] ? __down_interruptible+0x700/0x700 [ 414.687708] ext4_filemap_fault+0x82/0xad [ 414.691847] __do_fault+0x100/0x6b0 [ 414.695473] ? pmd_devmap_trans_unstable+0x220/0x220 [ 414.700579] ? mark_held_locks+0x130/0x130 [ 414.704899] ? mark_held_locks+0x130/0x130 [ 414.709129] ? __might_fault+0x12b/0x1e0 [ 414.713188] ? lock_downgrade+0x900/0x900 [ 414.717365] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.722904] __handle_mm_fault+0x3ea0/0x5be0 [ 414.727313] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 414.732157] ? _copy_to_user+0xc8/0x110 [ 414.736144] ? zap_class+0x640/0x640 [ 414.739864] ? zap_class+0x640/0x640 [ 414.743587] ? __x64_sys_futex+0x53e/0x6a0 [ 414.747820] ? find_held_lock+0x36/0x1c0 [ 414.751886] ? handle_mm_fault+0x42a/0xc70 [ 414.756119] ? lock_downgrade+0x900/0x900 [ 414.760279] ? check_preemption_disabled+0x48/0x280 [ 414.765293] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 414.770216] ? kasan_check_read+0x11/0x20 [ 414.774358] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 414.779631] ? rcu_softirq_qs+0x20/0x20 [ 414.783613] ? trace_hardirqs_off_caller+0x310/0x310 [ 414.788725] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.794256] ? check_preemption_disabled+0x48/0x280 [ 414.799277] handle_mm_fault+0x54f/0xc70 [ 414.803335] ? __handle_mm_fault+0x5be0/0x5be0 [ 414.807916] ? find_vma+0x34/0x190 [ 414.811454] __do_page_fault+0x5e8/0xe60 [ 414.815514] ? trace_hardirqs_off+0xb8/0x310 [ 414.819925] do_page_fault+0xf2/0x7e0 [ 414.823722] ? vmalloc_sync_all+0x30/0x30 [ 414.827873] ? error_entry+0x70/0xd0 [ 414.831590] ? trace_hardirqs_off_caller+0xbb/0x310 [ 414.836602] ? trace_hardirqs_on_caller+0xc0/0x310 [ 414.841533] ? syscall_return_slowpath+0x5e0/0x5e0 [ 414.846474] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 414.851325] ? trace_hardirqs_on_caller+0x310/0x310 [ 414.856336] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 414.861784] ? prepare_exit_to_usermode+0x291/0x3b0 [ 414.866823] ? page_fault+0x8/0x30 [ 414.870379] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 414.875218] ? page_fault+0x8/0x30 [ 414.878748] page_fault+0x1e/0x30 [ 414.882190] RIP: 0033:0x45ddf3 [ 414.885392] Code: Bad RIP value. [ 414.888744] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 414.894096] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 414.901361] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 414.908620] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 414.915881] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 414.923146] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 414.930517] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 414.930528] warn_alloc_show_mem: 1 callbacks suppressed [ 414.930532] Mem-Info: [ 414.937448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 414.942808] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 414.942808] active_file:13 inactive_file:12 isolated_file:0 [ 414.942808] unevictable:0 dirty:0 writeback:0 unstable:0 [ 414.942808] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 414.942808] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 414.942808] free:13770 free_pcp:132 free_cma:0 [ 414.945176] Call Trace: [ 414.954548] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 414.987820] [ 414.990383] 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 [ 415.018219] dump_stack+0x244/0x39d [ 415.020363] lowmem_reserve[]: 0 2818 6321 6321 [ 415.046467] ? dump_stack_print_info.cold.1+0x20/0x20 [ 415.050062] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 415.054659] warn_alloc.cold.116+0xb7/0x1bd [ 415.059810] lowmem_reserve[]: 0 0 3503 3503 [ 415.087237] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 415.091532] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 415.095843] ? lock_downgrade+0x900/0x900 [ 415.100654] lowmem_reserve[]: 0 0 0 0 [ 415.129619] ? trace_hardirqs_off+0xb8/0x310 [ 415.133733] 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 [ 415.137537] ? trace_hardirqs_off+0xb8/0x310 [ 415.141915] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 415.155429] __alloc_pages_slowpath+0x26e8/0x2e10 [ 415.159800] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 415.175096] ? warn_alloc+0x120/0x120 [ 415.179898] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 415.194964] ? print_usage_bug+0xc0/0xc0 [ 415.198739] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 415.207580] ? warn_alloc+0x120/0x120 [ 415.211612] 2701 total pagecache pages [ 415.220189] ? warn_alloc+0x120/0x120 [ 415.223985] 0 pages in swap cache [ 415.227866] ? print_usage_bug+0xc0/0xc0 [ 415.231643] Swap cache stats: add 0, delete 0, find 0/0 [ 415.235083] ? kvm_clock_read+0x18/0x30 [ 415.239114] Free swap = 0kB [ 415.244767] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 415.248711] Total swap = 0kB [ 415.251718] ? print_usage_bug+0xc0/0xc0 [ 415.256719] 1965979 pages RAM [ 415.259724] ? __lock_acquire+0x62f/0x4c20 [ 415.263755] 0 pages HighMem/MovableOnly [ 415.266852] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.271056] 342853 pages reserved [ 415.275024] ? should_fail+0x22d/0xd01 [ 415.280542] 0 pages cma reserved [ 415.283983] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 415.287905] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 415.291204] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 415.296557] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 415.302938] ? __lock_acquire+0x62f/0x4c20 [ 415.308013] syz-fuzzer cpuset=/ mems_allowed=0 [ 415.318243] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 415.332111] ? __lock_acquire+0x62f/0x4c20 [ 415.336338] ? should_fail+0x22d/0xd01 [ 415.340221] ? rcu_irq_exit+0x1a2/0x390 [ 415.344218] ? mark_held_locks+0x130/0x130 [ 415.348467] ? mark_held_locks+0x130/0x130 [ 415.352800] ? mark_held_locks+0xc7/0x130 [ 415.356941] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 415.361967] ? zap_class+0x640/0x640 [ 415.365692] ? print_usage_bug+0xc0/0xc0 [ 415.369751] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.375286] ? check_preemption_disabled+0x48/0x280 [ 415.380305] ? __lock_is_held+0xb5/0x140 [ 415.384367] __alloc_pages_nodemask+0xa80/0xde0 [ 415.389030] ? zap_class+0x640/0x640 [ 415.392737] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 415.397768] ? find_held_lock+0x36/0x1c0 [ 415.401837] ? ____cache_alloc_node+0x1c7/0x1e0 [ 415.406497] ? lock_downgrade+0x900/0x900 [ 415.410646] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.416181] cache_grow_begin+0xa5/0x8c0 [ 415.420237] ? do_raw_spin_unlock+0xa7/0x330 [ 415.424665] fallback_alloc+0x204/0x2e0 [ 415.428642] ____cache_alloc_node+0x1c7/0x1e0 [ 415.433135] kmem_cache_alloc_node+0xe3/0x730 [ 415.437630] ? ipv6_get_ifaddr+0x42e/0x620 [ 415.441864] __alloc_skb+0x119/0x770 [ 415.445571] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 415.450967] ? netdev_alloc_frag+0x1f0/0x1f0 [ 415.455391] ? lock_downgrade+0x900/0x900 [ 415.459534] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.465069] ? refcount_sub_and_test_checked+0x203/0x310 [ 415.470514] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 415.475957] ? addrconf_rs_timer+0x690/0x690 [ 415.480378] ndisc_alloc_skb+0x144/0x340 [ 415.484438] ndisc_send_rs+0x331/0x6e0 [ 415.488327] addrconf_rs_timer+0x314/0x690 [ 415.492561] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.496800] call_timer_fn+0x272/0x920 [ 415.500697] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.504933] ? process_timeout+0x40/0x40 [ 415.509008] ? mark_held_locks+0xc7/0x130 [ 415.513151] ? _raw_spin_unlock_irq+0x27/0x80 [ 415.517645] ? _raw_spin_unlock_irq+0x27/0x80 [ 415.522134] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.526363] ? lockdep_hardirqs_on+0x296/0x5b0 [ 415.530942] ? trace_hardirqs_on+0xbd/0x310 [ 415.535265] ? kasan_check_read+0x11/0x20 [ 415.539407] ? __run_timers+0x7da/0xc70 [ 415.543479] ? trace_hardirqs_off_caller+0x310/0x310 [ 415.548578] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.552811] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.557124] __run_timers+0x7e5/0xc70 [ 415.560929] ? timer_fixup_init+0x70/0x70 [ 415.565073] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 415.570084] ? zap_class+0x640/0x640 [ 415.573795] ? print_usage_bug+0xc0/0xc0 [ 415.577854] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 415.583056] ? find_held_lock+0x36/0x1c0 [ 415.587121] ? zap_class+0x640/0x640 [ 415.590838] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.596389] ? check_preemption_disabled+0x48/0x280 [ 415.601409] ? __lock_is_held+0xb5/0x140 [ 415.605493] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.611035] ? check_preemption_disabled+0x48/0x280 [ 415.616054] run_timer_softirq+0x52/0xb0 [ 415.620122] ? rcu_read_lock_sched_held+0x14f/0x180 [ 415.625148] __do_softirq+0x308/0xb7e [ 415.628946] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 415.633446] ? lock_downgrade+0x900/0x900 [ 415.637722] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 415.642925] ? pvclock_read_flags+0x160/0x160 [ 415.647420] ? lapic_next_event+0x5a/0x90 [ 415.651567] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.657138] ? kvm_clock_read+0x18/0x30 [ 415.661119] ? kvm_sched_clock_read+0x9/0x20 [ 415.665522] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.671052] ? check_preemption_disabled+0x48/0x280 [ 415.676074] irq_exit+0x17f/0x1c0 [ 415.679522] smp_apic_timer_interrupt+0x1cb/0x760 [ 415.684359] ? smp_reschedule_interrupt+0x109/0x650 [ 415.689372] ? smp_call_function_single_interrupt+0x650/0x650 [ 415.695249] ? interrupt_entry+0xb5/0xc0 [ 415.699304] ? trace_hardirqs_off_caller+0xbb/0x310 [ 415.704315] ? trace_hardirqs_off_caller+0xbb/0x310 [ 415.709326] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 415.714181] ? trace_hardirqs_on_caller+0x310/0x310 [ 415.719196] ? trace_hardirqs_on_caller+0x310/0x310 [ 415.724206] ? task_prio+0x50/0x50 [ 415.727740] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.733275] ? check_preemption_disabled+0x48/0x280 [ 415.738294] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 415.743140] apic_timer_interrupt+0xf/0x20 [ 415.747386] [ 415.749621] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 415.754636] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 415.773528] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 415.781229] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 415.788491] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 415.795753] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 415.803023] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 415.810298] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 415.817690] rcu_read_lock_held+0xa9/0xc0 [ 415.821834] list_lru_count_one+0x31a/0x450 [ 415.826152] ? list_lru_isolate_move+0x3c0/0x3c0 [ 415.830916] ? shmem_free_inode+0xd0/0xd0 [ 415.835069] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.840605] ? ubifs_shrink_count+0xc4/0x100 [ 415.845018] super_cache_count+0x153/0x2e0 [ 415.849251] do_shrink_slab+0x1b1/0xd30 [ 415.853243] ? lock_acquire+0x1ed/0x520 [ 415.857216] ? snapshot_refaults+0x290/0x290 [ 415.861619] ? lock_release+0xa00/0xa00 [ 415.865608] ? perf_trace_sched_process_exec+0x860/0x860 [ 415.871058] ? down_read_trylock+0xda/0x140 [ 415.875367] ? shrink_slab+0x207/0x8c0 [ 415.879250] ? downgrade_write+0x270/0x270 [ 415.883487] shrink_slab+0x389/0x8c0 [ 415.887197] ? shrink_active_list+0x1f00/0x1f00 [ 415.891881] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 415.897494] ? trace_hardirqs_on+0xbd/0x310 [ 415.901812] ? vmpressure+0x271/0x340 [ 415.905627] ? trace_hardirqs_off_caller+0x310/0x310 [ 415.910731] ? cgroup_procs_write_finish+0xf0/0xf0 [ 415.915759] shrink_node+0x431/0x16b0 [ 415.919552] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 415.924845] ? shrink_node_memcg+0x18f0/0x18f0 [ 415.929416] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 415.933988] ? trace_hardirqs_on+0xbd/0x310 [ 415.938322] ? vmpressure+0x271/0x340 [ 415.942117] ? do_raw_spin_unlock+0xa7/0x330 [ 415.946517] ? do_raw_spin_trylock+0x270/0x270 [ 415.951099] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 415.956632] ? __cpuset_node_allowed+0x19b/0x660 [ 415.961416] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 415.967120] ? vmpressure+0x1a2/0x340 [ 415.970921] do_try_to_free_pages+0x3e7/0x1290 [ 415.975525] ? shrink_node+0x16b0/0x16b0 [ 415.979581] ? __lock_is_held+0xb5/0x140 [ 415.983654] try_to_free_pages+0x4d0/0xb90 [ 415.987894] ? do_try_to_free_pages+0x1290/0x1290 [ 415.992753] ? lock_acquire+0x1ed/0x520 [ 415.996719] ? set_page_refcounted+0x280/0x280 [ 416.001304] ? lock_release+0xa00/0xa00 [ 416.005272] ? _raw_spin_unlock_irq+0x60/0x80 [ 416.009763] ? psi_memstall_enter+0x240/0x2b0 [ 416.014250] ? psi_memstall_tick+0x230/0x230 [ 416.018652] ? trace_hardirqs_off+0xb8/0x310 [ 416.023162] __alloc_pages_slowpath+0xa14/0x2e10 [ 416.027932] ? warn_alloc+0x120/0x120 [ 416.031733] ? mark_held_locks+0x130/0x130 [ 416.035987] ? warn_alloc+0x120/0x120 [ 416.039789] ? print_usage_bug+0xc0/0xc0 [ 416.043848] ? print_usage_bug+0xc0/0xc0 [ 416.047914] ? print_usage_bug+0xc0/0xc0 [ 416.052001] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.057539] ? should_fail+0x22d/0xd01 [ 416.061449] ? zap_class+0x640/0x640 [ 416.065179] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 416.070295] ? zap_class+0x640/0x640 [ 416.074642] ? zap_class+0x640/0x640 [ 416.078369] ? __lock_is_held+0xb5/0x140 [ 416.082432] ? zap_class+0x640/0x640 [ 416.086145] ? lock_release+0xa00/0xa00 [ 416.090114] ? perf_trace_sched_process_exec+0x860/0x860 [ 416.095561] ? check_preemption_disabled+0x48/0x280 [ 416.100577] ? __might_sleep+0x95/0x190 [ 416.104563] __alloc_pages_nodemask+0xa80/0xde0 [ 416.109237] ? zap_class+0x640/0x640 [ 416.112964] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 416.117989] ? mark_held_locks+0xc7/0x130 [ 416.122135] ? cache_grow_begin+0x65/0x8c0 [ 416.126366] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 416.131072] ? trace_hardirqs_on+0xbd/0x310 [ 416.135399] ? fallback_alloc+0x204/0x2e0 [ 416.139571] ? trace_hardirqs_off_caller+0x310/0x310 [ 416.144677] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 416.150215] cache_grow_begin+0xa5/0x8c0 [ 416.154269] ? do_raw_spin_unlock+0xa7/0x330 [ 416.158680] fallback_alloc+0x204/0x2e0 [ 416.162653] ____cache_alloc_node+0x1c7/0x1e0 [ 416.167155] kmem_cache_alloc_trace+0x214/0x750 [ 416.171862] do_syslog+0xb9b/0x1690 [ 416.175507] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 416.180515] ? finish_wait+0x430/0x430 [ 416.184402] ? aa_path_link+0x5e0/0x5e0 [ 416.188378] kmsg_read+0x8f/0xc0 [ 416.191739] ? kmsg_poll+0xb0/0xb0 [ 416.195283] proc_reg_read+0x2a3/0x3d0 [ 416.199173] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 416.204094] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 416.208670] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.214201] ? fsnotify+0x4e5/0xf20 [ 416.217827] __vfs_read+0x117/0x9b0 [ 416.221449] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 416.226373] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 416.231299] ? vfs_copy_file_range+0xb90/0xb90 [ 416.235910] ? fsnotify+0xf20/0xf20 [ 416.239545] ? fsnotify_first_mark+0x350/0x350 [ 416.244140] ? security_file_permission+0x1c2/0x220 [ 416.249155] ? rw_verify_area+0x118/0x360 [ 416.253302] vfs_read+0x17f/0x3c0 [ 416.256757] ksys_read+0x101/0x260 [ 416.260297] ? kernel_write+0x120/0x120 [ 416.264267] ? trace_hardirqs_off_caller+0x310/0x310 [ 416.269372] __x64_sys_read+0x73/0xb0 [ 416.273171] do_syscall_64+0x1b9/0x820 [ 416.277053] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 416.282415] ? syscall_return_slowpath+0x5e0/0x5e0 [ 416.287339] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 416.292176] ? trace_hardirqs_on_caller+0x310/0x310 [ 416.297194] ? prepare_exit_to_usermode+0x291/0x3b0 [ 416.302208] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 416.307052] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 416.312234] RIP: 0033:0x7f126a43d1fd [ 416.315969] Code: Bad RIP value. [ 416.319326] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 416.327029] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 416.334292] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 416.341553] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 416.348911] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 416.356183] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 416.363471] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 416.363534] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 416.370483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 416.370488] Call Trace: [ 416.370494] [ 416.370510] dump_stack+0x244/0x39d [ 416.370528] ? dump_stack_print_info.cold.1+0x20/0x20 [ 416.377411] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 416.386348] warn_alloc.cold.116+0xb7/0x1bd [ 416.386363] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 416.389067] rsyslogd cpuset=/ mems_allowed=0 [ 416.391202] ? lock_downgrade+0x900/0x900 [ 416.391225] ? trace_hardirqs_off+0xb8/0x310 [ 416.432180] ? trace_hardirqs_off+0xb8/0x310 [ 416.436590] __alloc_pages_slowpath+0x26e8/0x2e10 [ 416.441457] ? warn_alloc+0x120/0x120 [ 416.445256] ? print_usage_bug+0xc0/0xc0 [ 416.449312] ? warn_alloc+0x120/0x120 [ 416.453114] ? warn_alloc+0x120/0x120 [ 416.456909] ? print_usage_bug+0xc0/0xc0 [ 416.461059] ? kvm_clock_read+0x18/0x30 [ 416.465046] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 416.470062] ? print_usage_bug+0xc0/0xc0 [ 416.474122] ? __lock_acquire+0x62f/0x4c20 [ 416.478358] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.483927] ? should_fail+0x22d/0xd01 [ 416.487808] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 416.493081] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 416.498193] ? __lock_acquire+0x62f/0x4c20 [ 416.502433] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 416.507530] ? __lock_acquire+0x62f/0x4c20 [ 416.511757] ? should_fail+0x22d/0xd01 [ 416.515632] ? rcu_irq_exit+0x1a2/0x390 [ 416.519616] ? mark_held_locks+0x130/0x130 [ 416.523848] ? mark_held_locks+0x130/0x130 [ 416.528102] ? mark_held_locks+0xc7/0x130 [ 416.532244] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 416.537265] ? zap_class+0x640/0x640 [ 416.540972] ? print_usage_bug+0xc0/0xc0 [ 416.545044] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.550572] ? check_preemption_disabled+0x48/0x280 [ 416.555609] ? __lock_is_held+0xb5/0x140 [ 416.559670] __alloc_pages_nodemask+0xa80/0xde0 [ 416.564334] ? zap_class+0x640/0x640 [ 416.568051] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 416.573072] ? find_held_lock+0x36/0x1c0 [ 416.577136] ? ____cache_alloc_node+0x1c7/0x1e0 [ 416.581801] ? lock_downgrade+0x900/0x900 [ 416.585952] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.591492] cache_grow_begin+0xa5/0x8c0 [ 416.595552] ? do_raw_spin_unlock+0xa7/0x330 [ 416.599961] fallback_alloc+0x204/0x2e0 [ 416.603955] ____cache_alloc_node+0x1c7/0x1e0 [ 416.608448] kmem_cache_alloc_node+0xe3/0x730 [ 416.612944] ? ipv6_get_ifaddr+0x42e/0x620 [ 416.617182] __alloc_skb+0x119/0x770 [ 416.620890] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 416.626174] ? netdev_alloc_frag+0x1f0/0x1f0 [ 416.630582] ? lock_downgrade+0x900/0x900 [ 416.634740] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.640279] ? refcount_sub_and_test_checked+0x203/0x310 [ 416.645729] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 416.651178] ? addrconf_rs_timer+0x690/0x690 [ 416.655590] ndisc_alloc_skb+0x144/0x340 [ 416.659649] ndisc_send_rs+0x331/0x6e0 [ 416.663533] addrconf_rs_timer+0x314/0x690 [ 416.667768] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.672012] call_timer_fn+0x272/0x920 [ 416.675898] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.680145] ? process_timeout+0x40/0x40 [ 416.684210] ? mark_held_locks+0xc7/0x130 [ 416.688356] ? _raw_spin_unlock_irq+0x27/0x80 [ 416.692960] ? _raw_spin_unlock_irq+0x27/0x80 [ 416.697451] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.701687] ? lockdep_hardirqs_on+0x296/0x5b0 [ 416.706269] ? trace_hardirqs_on+0xbd/0x310 [ 416.710590] ? kasan_check_read+0x11/0x20 [ 416.714740] ? __run_timers+0x7da/0xc70 [ 416.718714] ? trace_hardirqs_off_caller+0x310/0x310 [ 416.723823] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.728086] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.732332] __run_timers+0x7e5/0xc70 [ 416.736150] ? timer_fixup_init+0x70/0x70 [ 416.740306] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 416.745326] ? zap_class+0x640/0x640 [ 416.749046] ? print_usage_bug+0xc0/0xc0 [ 416.753110] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 416.758308] ? find_held_lock+0x36/0x1c0 [ 416.762373] ? zap_class+0x640/0x640 [ 416.766178] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.771719] ? check_preemption_disabled+0x48/0x280 [ 416.776755] ? __lock_is_held+0xb5/0x140 [ 416.780817] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.786373] ? check_preemption_disabled+0x48/0x280 [ 416.791399] run_timer_softirq+0x52/0xb0 [ 416.795465] ? rcu_read_lock_sched_held+0x14f/0x180 [ 416.800483] __do_softirq+0x308/0xb7e [ 416.804346] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 416.808845] ? lock_downgrade+0x900/0x900 [ 416.813019] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 416.818143] ? pvclock_read_flags+0x160/0x160 [ 416.822636] ? lapic_next_event+0x5a/0x90 [ 416.826791] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.832438] ? kvm_clock_read+0x18/0x30 [ 416.836412] ? kvm_sched_clock_read+0x9/0x20 [ 416.840824] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.846398] ? check_preemption_disabled+0x48/0x280 [ 416.851445] irq_exit+0x17f/0x1c0 [ 416.854908] smp_apic_timer_interrupt+0x1cb/0x760 [ 416.859750] ? smp_reschedule_interrupt+0x109/0x650 [ 416.864766] ? smp_call_function_single_interrupt+0x650/0x650 [ 416.870648] ? interrupt_entry+0xb5/0xc0 [ 416.874706] ? trace_hardirqs_off_caller+0xbb/0x310 [ 416.879720] ? trace_hardirqs_off_caller+0xbb/0x310 [ 416.884739] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 416.889595] ? trace_hardirqs_on_caller+0x310/0x310 [ 416.894605] ? trace_hardirqs_on_caller+0x310/0x310 [ 416.899748] ? task_prio+0x50/0x50 [ 416.903287] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.908829] ? check_preemption_disabled+0x48/0x280 [ 416.913849] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 416.918697] apic_timer_interrupt+0xf/0x20 [ 416.922928] [ 416.925165] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 416.930200] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 416.949106] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 416.956813] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 416.964077] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 416.971337] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 416.978604] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 416.985866] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 416.993174] ? list_lru_count_one+0x1c4/0x450 [ 416.997688] list_lru_count_one+0x2fb/0x450 [ 417.002007] ? list_lru_isolate_move+0x3c0/0x3c0 [ 417.006759] ? deferred_split_count+0x65/0x170 [ 417.011336] ? shrink_huge_zero_page_count+0xc8/0x100 [ 417.016539] super_cache_count+0x153/0x2e0 [ 417.020780] do_shrink_slab+0x1b1/0xd30 [ 417.024759] ? lock_acquire+0x1ed/0x520 [ 417.028739] ? snapshot_refaults+0x290/0x290 [ 417.033149] ? lock_release+0xa00/0xa00 [ 417.037126] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 417.042062] ? down_read_trylock+0xda/0x140 [ 417.046387] ? shrink_slab+0x207/0x8c0 [ 417.050292] ? downgrade_write+0x270/0x270 [ 417.054532] shrink_slab+0x389/0x8c0 [ 417.058244] ? shrink_active_list+0x1f00/0x1f00 [ 417.062927] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 417.068552] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 417.073656] ? cgroup_procs_write_finish+0xf0/0xf0 [ 417.078708] ? find_held_lock+0x36/0x1c0 [ 417.082785] shrink_node+0x431/0x16b0 [ 417.086586] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 417.091980] ? shrink_node_memcg+0x18f0/0x18f0 [ 417.096736] ? kvm_clock_read+0x18/0x30 [ 417.100705] ? ktime_get+0x2c1/0x400 [ 417.104433] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 417.109034] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 417.114587] ? __cpuset_node_allowed+0x19b/0x660 [ 417.119349] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 417.125069] ? delayacct_end+0x5a/0x100 [ 417.129067] do_try_to_free_pages+0x3e7/0x1290 [ 417.133647] ? zap_class+0x640/0x640 [ 417.137380] ? shrink_node+0x16b0/0x16b0 [ 417.141442] ? __lock_is_held+0xb5/0x140 [ 417.145533] try_to_free_pages+0x4d0/0xb90 [ 417.149766] ? do_try_to_free_pages+0x1290/0x1290 [ 417.154614] ? lock_acquire+0x1ed/0x520 [ 417.158597] ? set_page_refcounted+0x280/0x280 [ 417.163180] ? lock_release+0xa00/0xa00 [ 417.167155] ? _raw_spin_unlock_irq+0x60/0x80 [ 417.171665] ? psi_memstall_enter+0x240/0x2b0 [ 417.176159] ? psi_memstall_tick+0x230/0x230 [ 417.180601] __alloc_pages_slowpath+0xa14/0x2e10 [ 417.185373] ? warn_alloc+0x120/0x120 [ 417.189173] ? mark_held_locks+0x130/0x130 [ 417.193417] ? find_get_entry+0xaae/0x1120 [ 417.197658] ? filemap_map_pages+0x1a20/0x1a20 [ 417.202237] ? zap_class+0x640/0x640 [ 417.205950] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.211492] ? check_preemption_disabled+0x48/0x280 [ 417.216497] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.222025] ? should_fail+0x22d/0xd01 [ 417.225997] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 417.231099] ? zap_class+0x640/0x640 [ 417.234829] ? __lock_is_held+0xb5/0x140 [ 417.238898] ? mark_held_locks+0x130/0x130 [ 417.243676] ? lock_release+0xa00/0xa00 [ 417.247758] ? perf_trace_sched_process_exec+0x860/0x860 [ 417.253201] ? xa_load+0x2ba/0x460 [ 417.256741] ? lock_downgrade+0x900/0x900 [ 417.260890] ? __might_sleep+0x95/0x190 [ 417.264864] __alloc_pages_nodemask+0xa80/0xde0 [ 417.269552] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 417.274565] ? __page_cache_alloc+0x191/0x5c0 [ 417.279055] ? xa_load+0x2e1/0x460 [ 417.282611] ? xa_clear_mark+0x40/0x40 [ 417.286493] ? zap_class+0x640/0x640 [ 417.290208] ? zap_class+0x640/0x640 [ 417.293915] ? zap_class+0x640/0x640 [ 417.297759] ? __do_page_cache_readahead+0x663/0x810 [ 417.302860] ? find_held_lock+0x36/0x1c0 [ 417.306936] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 417.312486] alloc_pages_current+0x173/0x350 [ 417.316896] __page_cache_alloc+0x38c/0x5c0 [ 417.321216] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 417.326142] ? kasan_check_read+0x11/0x20 [ 417.330283] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 417.335551] ? generic_perform_write+0x6a0/0x6a0 [ 417.340302] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.345923] ? check_preemption_disabled+0x48/0x280 [ 417.350936] filemap_fault+0x1595/0x25f0 [ 417.355001] ? __lock_page_or_retry+0xa00/0xa00 [ 417.359749] ? mark_held_locks+0x130/0x130 [ 417.363983] ? filemap_map_pages+0xd6b/0x1a20 [ 417.368567] ? lock_downgrade+0x900/0x900 [ 417.372705] ? check_preemption_disabled+0x48/0x280 [ 417.377806] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 417.382726] ? kasan_check_read+0x11/0x20 [ 417.386872] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 417.392146] ? rcu_softirq_qs+0x20/0x20 [ 417.396258] ? filemap_map_pages+0xd92/0x1a20 [ 417.400770] ? find_get_entries_tag+0x1400/0x1400 [ 417.405609] ? debug_object_destroy+0x2b0/0x2b0 [ 417.410277] ? lock_pi_update_atomic+0x150/0x150 [ 417.415022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.420555] ? lock_acquire+0x1ed/0x520 [ 417.424529] ? ext4_filemap_fault+0x7a/0xad [ 417.428845] ? lock_release+0xa00/0xa00 [ 417.432821] ? perf_trace_sched_process_exec+0x860/0x860 [ 417.438262] ? print_usage_bug+0xc0/0xc0 [ 417.442326] ? print_usage_bug+0xc0/0xc0 [ 417.446389] ? down_read+0x8d/0x120 [ 417.450007] ? ext4_filemap_fault+0x7a/0xad [ 417.454411] ? __down_interruptible+0x700/0x700 [ 417.459082] ext4_filemap_fault+0x82/0xad [ 417.463223] __do_fault+0x100/0x6b0 [ 417.466848] ? pmd_devmap_trans_unstable+0x220/0x220 [ 417.471958] ? mark_held_locks+0x130/0x130 [ 417.476197] ? mark_held_locks+0x130/0x130 [ 417.480437] ? __might_fault+0x12b/0x1e0 [ 417.484488] ? lock_downgrade+0x900/0x900 [ 417.488644] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.494193] __handle_mm_fault+0x3ea0/0x5be0 [ 417.498602] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 417.503442] ? _copy_to_user+0xc8/0x110 [ 417.507421] ? zap_class+0x640/0x640 [ 417.511143] ? zap_class+0x640/0x640 [ 417.514958] ? __x64_sys_futex+0x53e/0x6a0 [ 417.519190] ? find_held_lock+0x36/0x1c0 [ 417.523253] ? handle_mm_fault+0x42a/0xc70 [ 417.527496] ? lock_downgrade+0x900/0x900 [ 417.531649] ? check_preemption_disabled+0x48/0x280 [ 417.536678] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 417.541706] ? kasan_check_read+0x11/0x20 [ 417.545857] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 417.551148] ? rcu_softirq_qs+0x20/0x20 [ 417.555119] ? trace_hardirqs_off_caller+0x310/0x310 [ 417.560217] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.565767] ? check_preemption_disabled+0x48/0x280 [ 417.570807] handle_mm_fault+0x54f/0xc70 [ 417.574875] ? __handle_mm_fault+0x5be0/0x5be0 [ 417.579457] ? find_vma+0x34/0x190 [ 417.582997] __do_page_fault+0x5e8/0xe60 [ 417.587051] ? trace_hardirqs_off+0xb8/0x310 [ 417.591468] do_page_fault+0xf2/0x7e0 [ 417.595267] ? vmalloc_sync_all+0x30/0x30 [ 417.599408] ? error_entry+0x70/0xd0 [ 417.603120] ? trace_hardirqs_off_caller+0xbb/0x310 [ 417.608135] ? trace_hardirqs_on_caller+0xc0/0x310 [ 417.613059] ? syscall_return_slowpath+0x5e0/0x5e0 [ 417.617986] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 417.622832] ? trace_hardirqs_on_caller+0x310/0x310 [ 417.627860] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 417.633413] ? prepare_exit_to_usermode+0x291/0x3b0 [ 417.638428] ? page_fault+0x8/0x30 [ 417.641970] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 417.646813] ? page_fault+0x8/0x30 [ 417.650350] page_fault+0x1e/0x30 [ 417.653804] RIP: 0033:0x45ddf3 [ 417.657012] Code: Bad RIP value. [ 417.660373] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 417.665732] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 417.672997] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 417.680260] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 417.687542] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 417.694809] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 417.702094] warn_alloc_show_mem: 1 callbacks suppressed [ 417.702104] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 417.702105] Mem-Info: [ 417.702135] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 417.702135] active_file:13 inactive_file:12 isolated_file:0 [ 417.702135] unevictable:0 dirty:0 writeback:0 unstable:0 [ 417.702135] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 417.702135] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 417.702135] free:13770 free_pcp:132 free_cma:0 [ 417.707467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 417.707473] Call Trace: [ 417.714311] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 417.716701] [ 417.749853] 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 [ 417.759285] dump_stack+0x244/0x39d [ 417.761845] lowmem_reserve[]: 0 2818 6321 6321 [ 417.789783] ? dump_stack_print_info.cold.1+0x20/0x20 [ 417.791895] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 417.817999] warn_alloc.cold.116+0xb7/0x1bd [ 417.821584] lowmem_reserve[]: 0 0 3503 3503 [ 417.826156] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 417.831313] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 417.858724] ? lock_downgrade+0x900/0x900 [ 417.863011] lowmem_reserve[]: 0 0 0 0 [ 417.867326] ? trace_hardirqs_off+0xb8/0x310 [ 417.872140] 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 [ 417.901102] ? trace_hardirqs_off+0xb8/0x310 [ 417.905217] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 417.909114] ? noop_count+0x40/0x40 [ 417.913496] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 417.927095] __alloc_pages_slowpath+0x26e8/0x2e10 [ 417.931474] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 417.946725] ? check_usage+0x1aa/0x790 [ 417.950314] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 417.965383] ? warn_alloc+0x120/0x120 [ 417.970195] 2701 total pagecache pages [ 417.979016] ? warn_alloc+0x120/0x120 [ 417.982882] 0 pages in swap cache [ 417.991438] ? __bfs+0xb0/0x780 [ 417.995221] Swap cache stats: add 0, delete 0, find 0/0 [ 417.995229] Free swap = 0kB [ 417.999102] ? print_bfs_bug+0x80/0x80 [ 418.002873] Total swap = 0kB [ 418.006319] ? warn_alloc+0x120/0x120 [ 418.009592] 1965979 pages RAM [ 418.014941] ? print_usage_bug+0xc0/0xc0 [ 418.017925] 0 pages HighMem/MovableOnly [ 418.017932] 342853 pages reserved [ 418.021818] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 418.024809] 0 pages cma reserved [ 418.028605] ? should_fail+0x22d/0xd01 [ 418.031752] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 418.035720] ? trace_event_raw_event_lock_acquire+0x440/0x440 [ 418.035734] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 418.035749] ? __lock_acquire+0x62f/0x4c20 [ 418.039771] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 418.043130] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 418.048640] syz-fuzzer cpuset=/ mems_allowed=0 [ 418.051993] ? should_fail+0x22d/0xd01 [ 418.101829] ? mark_held_locks+0x130/0x130 [ 418.106077] ? mark_held_locks+0x130/0x130 [ 418.110307] ? print_usage_bug+0xc0/0xc0 [ 418.114399] ? find_held_lock+0x36/0x1c0 [ 418.118456] ? zap_class+0x640/0x640 [ 418.122169] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.127700] ? check_preemption_disabled+0x48/0x280 [ 418.132715] ? __lock_is_held+0xb5/0x140 [ 418.136776] __alloc_pages_nodemask+0xa80/0xde0 [ 418.141443] ? zap_class+0x640/0x640 [ 418.145153] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 418.150175] ? find_held_lock+0x36/0x1c0 [ 418.154249] ? ____cache_alloc_node+0x1c7/0x1e0 [ 418.158909] ? lock_downgrade+0x900/0x900 [ 418.163071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.168618] cache_grow_begin+0xa5/0x8c0 [ 418.172679] ? do_raw_spin_unlock+0xa7/0x330 [ 418.177104] fallback_alloc+0x204/0x2e0 [ 418.181075] ____cache_alloc_node+0x1c7/0x1e0 [ 418.185567] kmem_cache_alloc_node+0xe3/0x730 [ 418.190053] ? mark_held_locks+0xc7/0x130 [ 418.194199] __alloc_skb+0x119/0x770 [ 418.197930] ? netdev_alloc_frag+0x1f0/0x1f0 [ 418.202363] ? do_raw_spin_trylock+0x270/0x270 [ 418.206937] ? kmem_cache_alloc_trace+0x353/0x750 [ 418.211773] ? queue_work_on+0x12c/0x1e0 [ 418.215846] ? switchdev_port_obj_del+0xdc/0x440 [ 418.220591] ? switchdev_trans_item_enqueue+0x260/0x260 [ 418.225949] ? mod_timer+0x631/0x1560 [ 418.229742] ? wake_up_klogd+0x180/0x180 [ 418.233795] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 418.238950] __br_mdb_notify+0x4ff/0x15d0 [ 418.243194] ? __br_mdb_add+0x7f0/0x7f0 [ 418.247172] ? zap_class+0x640/0x640 [ 418.250898] ? br_multicast_group_expired+0x96/0x610 [ 418.255998] br_mdb_notify+0x310/0x410 [ 418.259874] ? br_mdb_dump+0x27b0/0x27b0 [ 418.263931] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.269484] br_multicast_group_expired+0x1bc/0x610 [ 418.274493] ? br_mdb_free+0x80/0x80 [ 418.278207] call_timer_fn+0x272/0x920 [ 418.282183] ? br_mdb_free+0x80/0x80 [ 418.285890] ? process_timeout+0x40/0x40 [ 418.289954] ? mark_held_locks+0xc7/0x130 [ 418.294097] ? _raw_spin_unlock_irq+0x27/0x80 [ 418.298594] ? _raw_spin_unlock_irq+0x27/0x80 [ 418.303077] ? br_mdb_free+0x80/0x80 [ 418.306783] ? lockdep_hardirqs_on+0x296/0x5b0 [ 418.311466] ? trace_hardirqs_on+0xbd/0x310 [ 418.315994] ? kasan_check_read+0x11/0x20 [ 418.320141] ? __run_timers+0x7da/0xc70 [ 418.324120] ? trace_hardirqs_off_caller+0x310/0x310 [ 418.329221] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.333456] ? br_mdb_free+0x80/0x80 [ 418.337160] __run_timers+0x7e5/0xc70 [ 418.340960] ? timer_fixup_init+0x70/0x70 [ 418.345098] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 418.350322] ? zap_class+0x640/0x640 [ 418.354029] ? print_usage_bug+0xc0/0xc0 [ 418.358084] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 418.363269] ? find_held_lock+0x36/0x1c0 [ 418.367322] ? zap_class+0x640/0x640 [ 418.371031] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.376667] ? check_preemption_disabled+0x48/0x280 [ 418.381695] ? __lock_is_held+0xb5/0x140 [ 418.385766] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.391295] ? check_preemption_disabled+0x48/0x280 [ 418.396314] run_timer_softirq+0x52/0xb0 [ 418.400478] ? rcu_read_lock_sched_held+0x14f/0x180 [ 418.405493] __do_softirq+0x308/0xb7e [ 418.409289] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 418.413788] ? lock_downgrade+0x900/0x900 [ 418.417952] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 418.423137] ? pvclock_read_flags+0x160/0x160 [ 418.427631] ? lapic_next_event+0x5a/0x90 [ 418.431786] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.437325] ? kvm_clock_read+0x18/0x30 [ 418.441294] ? kvm_sched_clock_read+0x9/0x20 [ 418.445696] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 418.451234] ? check_preemption_disabled+0x48/0x280 [ 418.456246] irq_exit+0x17f/0x1c0 [ 418.459785] smp_apic_timer_interrupt+0x1cb/0x760 [ 418.464658] ? smp_reschedule_interrupt+0x109/0x650 [ 418.469689] ? smp_call_function_single_interrupt+0x650/0x650 [ 418.475682] ? interrupt_entry+0xb5/0xc0 [ 418.479735] ? trace_hardirqs_off_caller+0xbb/0x310 [ 418.484739] ? trace_hardirqs_off_caller+0xbb/0x310 [ 418.489745] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 418.494583] ? trace_hardirqs_on_caller+0x310/0x310 [ 418.499589] ? trace_hardirqs_on_caller+0x310/0x310 [ 418.504593] ? task_prio+0x50/0x50 [ 418.508123] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.513650] ? check_preemption_disabled+0x48/0x280 [ 418.518668] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 418.523611] apic_timer_interrupt+0xf/0x20 [ 418.527848] [ 418.530080] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 418.535092] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 418.553983] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 418.561693] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 418.569086] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 418.576351] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 418.583696] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 418.590955] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 418.598240] rcu_read_lock_held+0xa9/0xc0 [ 418.602382] list_lru_count_one+0x31a/0x450 [ 418.606710] ? list_lru_isolate_move+0x3c0/0x3c0 [ 418.611466] ? shmem_free_inode+0xd0/0xd0 [ 418.615612] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 418.621142] ? ubifs_shrink_count+0xc4/0x100 [ 418.625551] super_cache_count+0x153/0x2e0 [ 418.629791] do_shrink_slab+0x1b1/0xd30 [ 418.633801] ? lock_acquire+0x1ed/0x520 [ 418.637774] ? snapshot_refaults+0x290/0x290 [ 418.642191] ? lock_release+0xa00/0xa00 [ 418.646168] ? perf_trace_sched_process_exec+0x860/0x860 [ 418.651640] ? down_read_trylock+0xda/0x140 [ 418.655957] ? shrink_slab+0x207/0x8c0 [ 418.659858] ? downgrade_write+0x270/0x270 [ 418.664099] shrink_slab+0x389/0x8c0 [ 418.667822] ? shrink_active_list+0x1f00/0x1f00 [ 418.672494] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 418.678114] ? trace_hardirqs_on+0xbd/0x310 [ 418.682434] ? vmpressure+0x271/0x340 [ 418.686231] ? trace_hardirqs_off_caller+0x310/0x310 [ 418.691336] ? cgroup_procs_write_finish+0xf0/0xf0 [ 418.696278] shrink_node+0x431/0x16b0 [ 418.700182] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 418.705477] ? shrink_node_memcg+0x18f0/0x18f0 [ 418.710080] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 418.714657] ? trace_hardirqs_on+0xbd/0x310 [ 418.718971] ? vmpressure+0x271/0x340 [ 418.722802] ? do_raw_spin_unlock+0xa7/0x330 [ 418.727206] ? do_raw_spin_trylock+0x270/0x270 [ 418.731801] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 418.737330] ? __cpuset_node_allowed+0x19b/0x660 [ 418.742082] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 418.747796] ? vmpressure+0x1a2/0x340 [ 418.751601] do_try_to_free_pages+0x3e7/0x1290 [ 418.756202] ? shrink_node+0x16b0/0x16b0 [ 418.760259] ? __lock_is_held+0xb5/0x140 [ 418.764343] try_to_free_pages+0x4d0/0xb90 [ 418.768596] ? do_try_to_free_pages+0x1290/0x1290 [ 418.773440] ? lock_acquire+0x1ed/0x520 [ 418.777408] ? set_page_refcounted+0x280/0x280 [ 418.781992] ? lock_release+0xa00/0xa00 [ 418.785960] ? _raw_spin_unlock_irq+0x60/0x80 [ 418.790453] ? psi_memstall_enter+0x240/0x2b0 [ 418.794944] ? psi_memstall_tick+0x230/0x230 [ 418.799348] ? trace_hardirqs_off+0xb8/0x310 [ 418.803804] __alloc_pages_slowpath+0xa14/0x2e10 [ 418.808589] ? warn_alloc+0x120/0x120 [ 418.812388] ? mark_held_locks+0x130/0x130 [ 418.816633] ? warn_alloc+0x120/0x120 [ 418.820446] ? print_usage_bug+0xc0/0xc0 [ 418.824621] ? print_usage_bug+0xc0/0xc0 [ 418.828678] ? print_usage_bug+0xc0/0xc0 [ 418.832735] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 418.838282] ? should_fail+0x22d/0xd01 [ 418.842165] ? zap_class+0x640/0x640 [ 418.845875] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 418.850986] ? zap_class+0x640/0x640 [ 418.854691] ? zap_class+0x640/0x640 [ 418.858413] ? __lock_is_held+0xb5/0x140 [ 418.862474] ? zap_class+0x640/0x640 [ 418.866185] ? lock_release+0xa00/0xa00 [ 418.870151] ? perf_trace_sched_process_exec+0x860/0x860 [ 418.875709] ? check_preemption_disabled+0x48/0x280 [ 418.880733] ? __might_sleep+0x95/0x190 [ 418.884718] __alloc_pages_nodemask+0xa80/0xde0 [ 418.889383] ? zap_class+0x640/0x640 [ 418.893125] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 418.898148] ? mark_held_locks+0xc7/0x130 [ 418.902296] ? cache_grow_begin+0x65/0x8c0 [ 418.906530] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 418.911113] ? trace_hardirqs_on+0xbd/0x310 [ 418.915431] ? fallback_alloc+0x204/0x2e0 [ 418.919590] ? trace_hardirqs_off_caller+0x310/0x310 [ 418.924709] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 418.930247] cache_grow_begin+0xa5/0x8c0 [ 418.934308] ? do_raw_spin_unlock+0xa7/0x330 [ 418.938737] fallback_alloc+0x204/0x2e0 [ 418.942720] ____cache_alloc_node+0x1c7/0x1e0 [ 418.947215] kmem_cache_alloc_trace+0x214/0x750 [ 418.951886] do_syslog+0xb9b/0x1690 [ 418.955516] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 418.960528] ? finish_wait+0x430/0x430 [ 418.964412] ? aa_path_link+0x5e0/0x5e0 [ 418.968386] kmsg_read+0x8f/0xc0 [ 418.971740] ? kmsg_poll+0xb0/0xb0 [ 418.975280] proc_reg_read+0x2a3/0x3d0 [ 418.979169] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 418.984097] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 418.988680] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.994239] ? fsnotify+0x4e5/0xf20 [ 418.997982] __vfs_read+0x117/0x9b0 [ 419.001604] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 419.006527] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 419.011471] ? vfs_copy_file_range+0xb90/0xb90 [ 419.016048] ? fsnotify+0xf20/0xf20 [ 419.019687] ? fsnotify_first_mark+0x350/0x350 [ 419.024289] ? security_file_permission+0x1c2/0x220 [ 419.029298] ? rw_verify_area+0x118/0x360 [ 419.033455] vfs_read+0x17f/0x3c0 [ 419.036924] ksys_read+0x101/0x260 [ 419.040462] ? kernel_write+0x120/0x120 [ 419.044517] ? trace_hardirqs_off_caller+0x310/0x310 [ 419.049619] __x64_sys_read+0x73/0xb0 [ 419.053418] do_syscall_64+0x1b9/0x820 [ 419.057308] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 419.062662] ? syscall_return_slowpath+0x5e0/0x5e0 [ 419.067585] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 419.072437] ? trace_hardirqs_on_caller+0x310/0x310 [ 419.077450] ? prepare_exit_to_usermode+0x291/0x3b0 [ 419.082465] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 419.087414] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 419.092597] RIP: 0033:0x7f126a43d1fd [ 419.096328] Code: Bad RIP value. [ 419.099797] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 419.107495] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 419.114764] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 419.122033] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 419.129296] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 419.136641] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 419.143929] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 419.144563] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 419.150954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 419.160988] rsyslogd cpuset=/ mems_allowed=0 [ 419.170318] Call Trace: [ 419.177287] [ 419.179432] dump_stack+0x244/0x39d [ 419.183068] ? dump_stack_print_info.cold.1+0x20/0x20 [ 419.188270] warn_alloc.cold.116+0xb7/0x1bd [ 419.192588] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 419.197427] ? lock_downgrade+0x900/0x900 [ 419.201579] ? trace_hardirqs_off+0xb8/0x310 [ 419.205983] ? trace_hardirqs_off+0xb8/0x310 [ 419.210388] __alloc_pages_slowpath+0x26e8/0x2e10 [ 419.215245] ? warn_alloc+0x120/0x120 [ 419.219061] ? warn_alloc+0x120/0x120 [ 419.222860] ? warn_alloc+0x120/0x120 [ 419.226668] ? print_usage_bug+0xc0/0xc0 [ 419.230734] ? print_usage_bug+0xc0/0xc0 [ 419.234806] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.240869] ? should_fail+0x22d/0xd01 [ 419.244755] ? mark_held_locks+0x130/0x130 [ 419.248988] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 419.254186] ? __lock_acquire+0x62f/0x4c20 [ 419.258416] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 419.263509] ? should_fail+0x22d/0xd01 [ 419.267397] ? mark_held_locks+0x130/0x130 [ 419.271633] ? mark_held_locks+0x130/0x130 [ 419.275856] ? print_usage_bug+0xc0/0xc0 [ 419.279909] ? find_held_lock+0x36/0x1c0 [ 419.283960] ? zap_class+0x640/0x640 [ 419.287675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.293208] ? check_preemption_disabled+0x48/0x280 [ 419.298249] ? __lock_is_held+0xb5/0x140 [ 419.302312] __alloc_pages_nodemask+0xa80/0xde0 [ 419.306975] ? zap_class+0x640/0x640 [ 419.310682] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 419.315718] ? find_held_lock+0x36/0x1c0 [ 419.319785] ? ____cache_alloc_node+0x1c7/0x1e0 [ 419.324456] ? lock_downgrade+0x900/0x900 [ 419.328612] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.334175] cache_grow_begin+0xa5/0x8c0 [ 419.338230] ? do_raw_spin_unlock+0xa7/0x330 [ 419.342652] fallback_alloc+0x204/0x2e0 [ 419.346625] ____cache_alloc_node+0x1c7/0x1e0 [ 419.351119] kmem_cache_alloc_node+0xe3/0x730 [ 419.355608] ? mark_held_locks+0xc7/0x130 [ 419.359768] __alloc_skb+0x119/0x770 [ 419.363476] ? netdev_alloc_frag+0x1f0/0x1f0 [ 419.367872] ? do_raw_spin_trylock+0x270/0x270 [ 419.372446] ? kmem_cache_alloc_trace+0x353/0x750 [ 419.377285] ? queue_work_on+0x12c/0x1e0 [ 419.381355] ? switchdev_port_obj_del+0xdc/0x440 [ 419.386099] ? switchdev_trans_item_enqueue+0x260/0x260 [ 419.391452] ? mod_timer+0x631/0x1560 [ 419.395243] ? wake_up_klogd+0x180/0x180 [ 419.399312] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 419.404322] __br_mdb_notify+0x4ff/0x15d0 [ 419.408469] ? __br_mdb_add+0x7f0/0x7f0 [ 419.412450] ? zap_class+0x640/0x640 [ 419.416198] ? br_multicast_group_expired+0x96/0x610 [ 419.421504] br_mdb_notify+0x310/0x410 [ 419.425385] ? br_mdb_dump+0x27b0/0x27b0 [ 419.429441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.434982] br_multicast_group_expired+0x1bc/0x610 [ 419.440104] ? br_mdb_free+0x80/0x80 [ 419.443906] call_timer_fn+0x272/0x920 [ 419.447786] ? br_mdb_free+0x80/0x80 [ 419.451490] ? process_timeout+0x40/0x40 [ 419.455568] ? mark_held_locks+0xc7/0x130 [ 419.459712] ? _raw_spin_unlock_irq+0x27/0x80 [ 419.464207] ? _raw_spin_unlock_irq+0x27/0x80 [ 419.468693] ? br_mdb_free+0x80/0x80 [ 419.472397] ? lockdep_hardirqs_on+0x296/0x5b0 [ 419.477059] ? trace_hardirqs_on+0xbd/0x310 [ 419.481371] ? kasan_check_read+0x11/0x20 [ 419.485509] ? __run_timers+0x7da/0xc70 [ 419.489480] ? trace_hardirqs_off_caller+0x310/0x310 [ 419.494665] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 419.498917] ? br_mdb_free+0x80/0x80 [ 419.502806] __run_timers+0x7e5/0xc70 [ 419.506606] ? timer_fixup_init+0x70/0x70 [ 419.510760] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 419.515772] ? zap_class+0x640/0x640 [ 419.519482] ? print_usage_bug+0xc0/0xc0 [ 419.523541] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 419.528824] ? find_held_lock+0x36/0x1c0 [ 419.532877] ? zap_class+0x640/0x640 [ 419.536585] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.542110] ? check_preemption_disabled+0x48/0x280 [ 419.547153] ? __lock_is_held+0xb5/0x140 [ 419.551208] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.556753] ? check_preemption_disabled+0x48/0x280 [ 419.561770] run_timer_softirq+0x52/0xb0 [ 419.565827] ? rcu_read_lock_sched_held+0x14f/0x180 [ 419.570838] __do_softirq+0x308/0xb7e [ 419.574639] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 419.579129] ? lock_downgrade+0x900/0x900 [ 419.583271] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 419.588635] ? pvclock_read_flags+0x160/0x160 [ 419.593131] ? lapic_next_event+0x5a/0x90 [ 419.597275] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.602926] ? kvm_clock_read+0x18/0x30 [ 419.606891] ? kvm_sched_clock_read+0x9/0x20 [ 419.611289] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.616837] ? check_preemption_disabled+0x48/0x280 [ 419.621860] irq_exit+0x17f/0x1c0 [ 419.625325] smp_apic_timer_interrupt+0x1cb/0x760 [ 419.630179] ? smp_reschedule_interrupt+0x109/0x650 [ 419.635292] ? smp_call_function_single_interrupt+0x650/0x650 [ 419.641171] ? interrupt_entry+0xb5/0xc0 [ 419.645247] ? trace_hardirqs_off_caller+0xbb/0x310 [ 419.650259] ? trace_hardirqs_off_caller+0xbb/0x310 [ 419.655282] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 419.660291] ? trace_hardirqs_on_caller+0x310/0x310 [ 419.665297] ? trace_hardirqs_on_caller+0x310/0x310 [ 419.670305] ? task_prio+0x50/0x50 [ 419.673838] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.679370] ? check_preemption_disabled+0x48/0x280 [ 419.684389] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 419.689240] apic_timer_interrupt+0xf/0x20 [ 419.693463] [ 419.695694] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 419.700710] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 419.719607] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 419.727318] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 419.734593] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 419.742074] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 419.749337] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 419.756596] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 419.763884] ? list_lru_count_one+0x1c4/0x450 [ 419.768377] list_lru_count_one+0x2fb/0x450 [ 419.772692] ? list_lru_isolate_move+0x3c0/0x3c0 [ 419.777451] ? deferred_split_count+0x65/0x170 [ 419.782026] ? shrink_huge_zero_page_count+0xc8/0x100 [ 419.787209] super_cache_count+0x153/0x2e0 [ 419.791445] do_shrink_slab+0x1b1/0xd30 [ 419.795417] ? lock_acquire+0x1ed/0x520 [ 419.799390] ? snapshot_refaults+0x290/0x290 [ 419.803791] ? lock_release+0xa00/0xa00 [ 419.807769] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 419.812708] ? down_read_trylock+0xda/0x140 [ 419.817027] ? shrink_slab+0x207/0x8c0 [ 419.820923] ? downgrade_write+0x270/0x270 [ 419.825163] shrink_slab+0x389/0x8c0 [ 419.828868] ? shrink_active_list+0x1f00/0x1f00 [ 419.833537] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 419.839167] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 419.844354] ? cgroup_procs_write_finish+0xf0/0xf0 [ 419.849281] ? find_held_lock+0x36/0x1c0 [ 419.853345] shrink_node+0x431/0x16b0 [ 419.857143] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 419.862444] ? shrink_node_memcg+0x18f0/0x18f0 [ 419.867025] ? kvm_clock_read+0x18/0x30 [ 419.870993] ? ktime_get+0x2c1/0x400 [ 419.874704] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 419.879201] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 419.884823] ? __cpuset_node_allowed+0x19b/0x660 [ 419.889577] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 419.895278] ? delayacct_end+0x5a/0x100 [ 419.899269] do_try_to_free_pages+0x3e7/0x1290 [ 419.903841] ? zap_class+0x640/0x640 [ 419.907564] ? shrink_node+0x16b0/0x16b0 [ 419.911615] ? __lock_is_held+0xb5/0x140 [ 419.915679] try_to_free_pages+0x4d0/0xb90 [ 419.919918] ? do_try_to_free_pages+0x1290/0x1290 [ 419.924767] ? lock_acquire+0x1ed/0x520 [ 419.928743] ? set_page_refcounted+0x280/0x280 [ 419.933322] ? lock_release+0xa00/0xa00 [ 419.937286] ? _raw_spin_unlock_irq+0x60/0x80 [ 419.941795] ? psi_memstall_enter+0x240/0x2b0 [ 419.946279] ? psi_memstall_tick+0x230/0x230 [ 419.950684] __alloc_pages_slowpath+0xa14/0x2e10 [ 419.955459] ? warn_alloc+0x120/0x120 [ 419.959339] ? mark_held_locks+0x130/0x130 [ 419.963587] ? find_get_entry+0xaae/0x1120 [ 419.967838] ? filemap_map_pages+0x1a20/0x1a20 [ 419.972508] ? zap_class+0x640/0x640 [ 419.976226] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.981754] ? check_preemption_disabled+0x48/0x280 [ 419.986763] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.992288] ? should_fail+0x22d/0xd01 [ 419.996177] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 420.001271] ? zap_class+0x640/0x640 [ 420.004996] ? __lock_is_held+0xb5/0x140 [ 420.009070] ? mark_held_locks+0x130/0x130 [ 420.013301] ? lock_release+0xa00/0xa00 [ 420.017267] ? perf_trace_sched_process_exec+0x860/0x860 [ 420.022711] ? xa_load+0x2ba/0x460 [ 420.026260] ? lock_downgrade+0x900/0x900 [ 420.030402] ? __might_sleep+0x95/0x190 [ 420.034369] __alloc_pages_nodemask+0xa80/0xde0 [ 420.039031] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 420.044143] ? __page_cache_alloc+0x191/0x5c0 [ 420.048630] ? xa_load+0x2e1/0x460 [ 420.052160] ? xa_clear_mark+0x40/0x40 [ 420.056045] ? zap_class+0x640/0x640 [ 420.059767] ? zap_class+0x640/0x640 [ 420.063473] ? zap_class+0x640/0x640 [ 420.067181] ? __do_page_cache_readahead+0x663/0x810 [ 420.072595] ? find_held_lock+0x36/0x1c0 [ 420.076658] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 420.082189] alloc_pages_current+0x173/0x350 [ 420.086597] __page_cache_alloc+0x38c/0x5c0 [ 420.090910] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 420.095829] ? kasan_check_read+0x11/0x20 [ 420.099987] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 420.105260] ? generic_perform_write+0x6a0/0x6a0 [ 420.110023] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.115563] ? check_preemption_disabled+0x48/0x280 [ 420.120591] filemap_fault+0x1595/0x25f0 [ 420.124767] ? __lock_page_or_retry+0xa00/0xa00 [ 420.129443] ? mark_held_locks+0x130/0x130 [ 420.133679] ? filemap_map_pages+0xd6b/0x1a20 [ 420.138182] ? lock_downgrade+0x900/0x900 [ 420.142346] ? check_preemption_disabled+0x48/0x280 [ 420.147360] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 420.152367] ? kasan_check_read+0x11/0x20 [ 420.156523] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 420.161796] ? rcu_softirq_qs+0x20/0x20 [ 420.165815] ? filemap_map_pages+0xd92/0x1a20 [ 420.170334] ? find_get_entries_tag+0x1400/0x1400 [ 420.175173] ? debug_object_destroy+0x2b0/0x2b0 [ 420.179843] ? lock_pi_update_atomic+0x150/0x150 [ 420.184595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.190138] ? lock_acquire+0x1ed/0x520 [ 420.194122] ? ext4_filemap_fault+0x7a/0xad [ 420.198442] ? lock_release+0xa00/0xa00 [ 420.202406] ? perf_trace_sched_process_exec+0x860/0x860 [ 420.207846] ? print_usage_bug+0xc0/0xc0 [ 420.211899] ? print_usage_bug+0xc0/0xc0 [ 420.215960] ? down_read+0x8d/0x120 [ 420.219580] ? ext4_filemap_fault+0x7a/0xad [ 420.223896] ? __down_interruptible+0x700/0x700 [ 420.228655] ext4_filemap_fault+0x82/0xad [ 420.232798] __do_fault+0x100/0x6b0 [ 420.236438] ? pmd_devmap_trans_unstable+0x220/0x220 [ 420.241536] ? mark_held_locks+0x130/0x130 [ 420.245764] ? mark_held_locks+0x130/0x130 [ 420.250005] ? __might_fault+0x12b/0x1e0 [ 420.254061] ? lock_downgrade+0x900/0x900 [ 420.258208] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.263743] __handle_mm_fault+0x3ea0/0x5be0 [ 420.268166] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 420.273001] ? _copy_to_user+0xc8/0x110 [ 420.276983] ? zap_class+0x640/0x640 [ 420.280693] ? zap_class+0x640/0x640 [ 420.284398] ? __x64_sys_futex+0x53e/0x6a0 [ 420.288641] ? find_held_lock+0x36/0x1c0 [ 420.292711] ? handle_mm_fault+0x42a/0xc70 [ 420.296939] ? lock_downgrade+0x900/0x900 [ 420.301077] ? check_preemption_disabled+0x48/0x280 [ 420.306087] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 420.311012] ? kasan_check_read+0x11/0x20 [ 420.315151] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 420.320422] ? rcu_softirq_qs+0x20/0x20 [ 420.324393] ? trace_hardirqs_off_caller+0x310/0x310 [ 420.329491] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.335025] ? check_preemption_disabled+0x48/0x280 [ 420.340041] handle_mm_fault+0x54f/0xc70 [ 420.344103] ? __handle_mm_fault+0x5be0/0x5be0 [ 420.348696] ? find_vma+0x34/0x190 [ 420.352253] __do_page_fault+0x5e8/0xe60 [ 420.356310] ? trace_hardirqs_off+0xb8/0x310 [ 420.360724] do_page_fault+0xf2/0x7e0 [ 420.364526] ? vmalloc_sync_all+0x30/0x30 [ 420.368775] ? error_entry+0x70/0xd0 [ 420.372483] ? trace_hardirqs_off_caller+0xbb/0x310 [ 420.377492] ? trace_hardirqs_on_caller+0xc0/0x310 [ 420.382430] ? syscall_return_slowpath+0x5e0/0x5e0 [ 420.387350] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 420.392187] ? trace_hardirqs_on_caller+0x310/0x310 [ 420.397220] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 420.402668] ? prepare_exit_to_usermode+0x291/0x3b0 [ 420.407691] ? page_fault+0x8/0x30 [ 420.411235] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 420.416092] ? page_fault+0x8/0x30 [ 420.419621] page_fault+0x1e/0x30 [ 420.423066] RIP: 0033:0x45ddf3 [ 420.426259] Code: Bad RIP value. [ 420.429610] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 420.434980] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 420.442242] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 420.449503] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 420.456765] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 420.464036] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 420.471323] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 420.471340] warn_alloc_show_mem: 1 callbacks suppressed [ 420.471343] Mem-Info: [ 420.478157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 420.483515] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 420.483515] active_file:13 inactive_file:12 isolated_file:0 [ 420.483515] unevictable:0 dirty:0 writeback:0 unstable:0 [ 420.483515] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 420.483515] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 420.483515] free:13770 free_pcp:132 free_cma:0 [ 420.485893] Call Trace: [ 420.495277] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 420.528286] [ 420.530845] 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 [ 420.558777] dump_stack+0x244/0x39d [ 420.560899] lowmem_reserve[]: 0 2818 6321 6321 [ 420.587111] ? dump_stack_print_info.cold.1+0x20/0x20 [ 420.590708] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 420.595282] warn_alloc.cold.116+0xb7/0x1bd [ 420.600432] lowmem_reserve[]: 0 0 3503 3503 [ 420.627828] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 420.632119] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 420.636434] ? lock_downgrade+0x900/0x900 [ 420.641333] lowmem_reserve[]: 0 0 0 0 [ 420.670323] ? trace_hardirqs_off+0xb8/0x310 [ 420.674437] 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 [ 420.678230] ? trace_hardirqs_off+0xb8/0x310 [ 420.682603] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 420.696205] __alloc_pages_slowpath+0x26e8/0x2e10 [ 420.700579] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 420.715956] ? warn_alloc+0x120/0x120 [ 420.720753] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 420.735823] ? warn_alloc+0x120/0x120 [ 420.739599] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 420.748417] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 420.752192] 2701 total pagecache pages [ 420.760767] ? warn_alloc+0x120/0x120 [ 420.765762] 0 pages in swap cache [ 420.769625] ? print_usage_bug+0xc0/0xc0 [ 420.773398] Swap cache stats: add 0, delete 0, find 0/0 [ 420.776834] ? print_usage_bug+0xc0/0xc0 [ 420.780863] Free swap = 0kB [ 420.786206] ? check_usage+0x1aa/0x790 [ 420.790255] Total swap = 0kB [ 420.793264] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.797126] 1965979 pages RAM [ 420.800134] ? should_fail+0x22d/0xd01 [ 420.805676] 0 pages HighMem/MovableOnly [ 420.808777] ? trace_event_raw_event_lock_acquire+0x440/0x440 [ 420.812632] 342853 pages reserved [ 420.816591] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 420.822446] 0 pages cma reserved [ 420.825887] ? __lock_acquire+0x62f/0x4c20 [ 420.831107] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 420.834401] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 420.838606] syz-fuzzer cpuset=/ mems_allowed=0 [ 420.848832] ? should_fail+0x22d/0xd01 [ 420.862468] ? mark_held_locks+0x130/0x130 [ 420.866709] ? mark_held_locks+0x130/0x130 [ 420.870951] ? print_usage_bug+0xc0/0xc0 [ 420.875097] ? find_held_lock+0x36/0x1c0 [ 420.879155] ? zap_class+0x640/0x640 [ 420.882884] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.888419] ? check_preemption_disabled+0x48/0x280 [ 420.893438] ? __lock_is_held+0xb5/0x140 [ 420.897516] __alloc_pages_nodemask+0xa80/0xde0 [ 420.902184] ? zap_class+0x640/0x640 [ 420.905911] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 420.910959] ? find_held_lock+0x36/0x1c0 [ 420.915022] ? ____cache_alloc_node+0x1c7/0x1e0 [ 420.919687] ? lock_downgrade+0x900/0x900 [ 420.923852] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.929397] cache_grow_begin+0xa5/0x8c0 [ 420.933465] ? do_raw_spin_unlock+0xa7/0x330 [ 420.937873] fallback_alloc+0x204/0x2e0 [ 420.941849] ____cache_alloc_node+0x1c7/0x1e0 [ 420.946343] kmem_cache_alloc_node+0xe3/0x730 [ 420.950926] ? mark_held_locks+0xc7/0x130 [ 420.955079] __alloc_skb+0x119/0x770 [ 420.958908] ? netdev_alloc_frag+0x1f0/0x1f0 [ 420.963306] ? do_raw_spin_trylock+0x270/0x270 [ 420.967888] ? kmem_cache_alloc_trace+0x353/0x750 [ 420.972748] ? queue_work_on+0x12c/0x1e0 [ 420.976812] ? switchdev_port_obj_del+0xdc/0x440 [ 420.981560] ? switchdev_trans_item_enqueue+0x260/0x260 [ 420.986925] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 420.991955] __br_mdb_notify+0x4ff/0x15d0 [ 420.996104] ? __br_mdb_add+0x7f0/0x7f0 [ 421.000102] ? zap_class+0x640/0x640 [ 421.003834] ? br_multicast_group_expired+0x96/0x610 [ 421.009034] ? lock_downgrade+0x900/0x900 [ 421.013181] br_mdb_notify+0x310/0x410 [ 421.017078] ? br_mdb_dump+0x27b0/0x27b0 [ 421.021223] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.026851] br_multicast_group_expired+0x1bc/0x610 [ 421.031868] ? br_mdb_free+0x80/0x80 [ 421.035594] call_timer_fn+0x272/0x920 [ 421.039509] ? br_mdb_free+0x80/0x80 [ 421.043214] ? process_timeout+0x40/0x40 [ 421.047279] ? mark_held_locks+0xc7/0x130 [ 421.051421] ? _raw_spin_unlock_irq+0x27/0x80 [ 421.055926] ? _raw_spin_unlock_irq+0x27/0x80 [ 421.060412] ? br_mdb_free+0x80/0x80 [ 421.064139] ? lockdep_hardirqs_on+0x296/0x5b0 [ 421.068725] ? trace_hardirqs_on+0xbd/0x310 [ 421.073040] ? kasan_check_read+0x11/0x20 [ 421.077188] ? __run_timers+0x7da/0xc70 [ 421.081172] ? trace_hardirqs_off_caller+0x310/0x310 [ 421.086286] ? br_mdb_free+0x80/0x80 [ 421.089996] ? br_mdb_free+0x80/0x80 [ 421.093719] __run_timers+0x7e5/0xc70 [ 421.097542] ? timer_fixup_init+0x70/0x70 [ 421.101684] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 421.106698] ? zap_class+0x640/0x640 [ 421.110416] ? print_usage_bug+0xc0/0xc0 [ 421.114470] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 421.119680] ? find_held_lock+0x36/0x1c0 [ 421.123748] ? zap_class+0x640/0x640 [ 421.127463] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.132992] ? check_preemption_disabled+0x48/0x280 [ 421.138014] ? __lock_is_held+0xb5/0x140 [ 421.142092] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.147628] ? check_preemption_disabled+0x48/0x280 [ 421.152665] run_timer_softirq+0x52/0xb0 [ 421.156720] ? rcu_read_lock_sched_held+0x14f/0x180 [ 421.161731] __do_softirq+0x308/0xb7e [ 421.165554] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 421.170040] ? lock_downgrade+0x900/0x900 [ 421.174182] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 421.179282] ? pvclock_read_flags+0x160/0x160 [ 421.183775] ? lapic_next_event+0x5a/0x90 [ 421.187919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.193455] ? kvm_clock_read+0x18/0x30 [ 421.197422] ? kvm_sched_clock_read+0x9/0x20 [ 421.201827] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 421.207360] ? check_preemption_disabled+0x48/0x280 [ 421.212371] irq_exit+0x17f/0x1c0 [ 421.215835] smp_apic_timer_interrupt+0x1cb/0x760 [ 421.220671] ? smp_reschedule_interrupt+0x109/0x650 [ 421.225684] ? smp_call_function_single_interrupt+0x650/0x650 [ 421.231562] ? interrupt_entry+0xb5/0xc0 [ 421.235617] ? trace_hardirqs_off_caller+0xbb/0x310 [ 421.240897] ? trace_hardirqs_off_caller+0xbb/0x310 [ 421.245910] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 421.250745] ? trace_hardirqs_on_caller+0x310/0x310 [ 421.255750] ? trace_hardirqs_on_caller+0x310/0x310 [ 421.260760] ? task_prio+0x50/0x50 [ 421.264314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.269849] ? check_preemption_disabled+0x48/0x280 [ 421.275027] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 421.279871] apic_timer_interrupt+0xf/0x20 [ 421.284092] [ 421.286326] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 421.291340] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 421.310320] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 421.318024] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 421.325420] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 421.332685] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 421.339962] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 421.347225] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 421.354534] rcu_read_lock_held+0xa9/0xc0 [ 421.358680] list_lru_count_one+0x31a/0x450 [ 421.362999] ? list_lru_isolate_move+0x3c0/0x3c0 [ 421.367760] ? shmem_free_inode+0xd0/0xd0 [ 421.371905] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 421.377437] ? ubifs_shrink_count+0xc4/0x100 [ 421.381948] super_cache_count+0x153/0x2e0 [ 421.386185] do_shrink_slab+0x1b1/0xd30 [ 421.390159] ? lock_acquire+0x1ed/0x520 [ 421.394353] ? snapshot_refaults+0x290/0x290 [ 421.398759] ? lock_release+0xa00/0xa00 [ 421.402732] ? perf_trace_sched_process_exec+0x860/0x860 [ 421.408285] ? down_read_trylock+0xda/0x140 [ 421.412595] ? shrink_slab+0x207/0x8c0 [ 421.416484] ? downgrade_write+0x270/0x270 [ 421.420721] shrink_slab+0x389/0x8c0 [ 421.424432] ? shrink_active_list+0x1f00/0x1f00 [ 421.429104] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 421.434738] ? trace_hardirqs_on+0xbd/0x310 [ 421.439057] ? vmpressure+0x271/0x340 [ 421.442856] ? trace_hardirqs_off_caller+0x310/0x310 [ 421.447961] ? cgroup_procs_write_finish+0xf0/0xf0 [ 421.452901] shrink_node+0x431/0x16b0 [ 421.456699] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 421.461990] ? shrink_node_memcg+0x18f0/0x18f0 [ 421.466565] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 421.471144] ? trace_hardirqs_on+0xbd/0x310 [ 421.475457] ? vmpressure+0x271/0x340 [ 421.479263] ? do_raw_spin_unlock+0xa7/0x330 [ 421.483666] ? do_raw_spin_trylock+0x270/0x270 [ 421.488263] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 421.493798] ? __cpuset_node_allowed+0x19b/0x660 [ 421.498550] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 421.504254] ? vmpressure+0x1a2/0x340 [ 421.508059] do_try_to_free_pages+0x3e7/0x1290 [ 421.512660] ? shrink_node+0x16b0/0x16b0 [ 421.516719] ? __lock_is_held+0xb5/0x140 [ 421.520804] try_to_free_pages+0x4d0/0xb90 [ 421.525128] ? do_try_to_free_pages+0x1290/0x1290 [ 421.529977] ? lock_acquire+0x1ed/0x520 [ 421.533947] ? set_page_refcounted+0x280/0x280 [ 421.538544] ? lock_release+0xa00/0xa00 [ 421.542512] ? _raw_spin_unlock_irq+0x60/0x80 [ 421.547040] ? psi_memstall_enter+0x240/0x2b0 [ 421.551661] ? psi_memstall_tick+0x230/0x230 [ 421.556154] ? trace_hardirqs_off+0xb8/0x310 [ 421.560565] __alloc_pages_slowpath+0xa14/0x2e10 [ 421.565347] ? warn_alloc+0x120/0x120 [ 421.569325] ? mark_held_locks+0x130/0x130 [ 421.573564] ? warn_alloc+0x120/0x120 [ 421.577372] ? print_usage_bug+0xc0/0xc0 [ 421.581431] ? print_usage_bug+0xc0/0xc0 [ 421.585503] ? print_usage_bug+0xc0/0xc0 [ 421.589561] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 421.595096] ? should_fail+0x22d/0xd01 [ 421.598977] ? zap_class+0x640/0x640 [ 421.602687] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 421.607807] ? zap_class+0x640/0x640 [ 421.611524] ? zap_class+0x640/0x640 [ 421.615265] ? __lock_is_held+0xb5/0x140 [ 421.619339] ? zap_class+0x640/0x640 [ 421.623057] ? lock_release+0xa00/0xa00 [ 421.627026] ? perf_trace_sched_process_exec+0x860/0x860 [ 421.632577] ? check_preemption_disabled+0x48/0x280 [ 421.637621] ? __might_sleep+0x95/0x190 [ 421.641595] __alloc_pages_nodemask+0xa80/0xde0 [ 421.646358] ? zap_class+0x640/0x640 [ 421.650072] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 421.655201] ? mark_held_locks+0xc7/0x130 [ 421.659346] ? cache_grow_begin+0x65/0x8c0 [ 421.663576] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 421.668165] ? trace_hardirqs_on+0xbd/0x310 [ 421.672503] ? fallback_alloc+0x204/0x2e0 [ 421.676654] ? trace_hardirqs_off_caller+0x310/0x310 [ 421.681757] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 421.687300] cache_grow_begin+0xa5/0x8c0 [ 421.691369] ? do_raw_spin_unlock+0xa7/0x330 [ 421.695776] fallback_alloc+0x204/0x2e0 [ 421.699752] ____cache_alloc_node+0x1c7/0x1e0 [ 421.704247] kmem_cache_alloc_trace+0x214/0x750 [ 421.708926] do_syslog+0xb9b/0x1690 [ 421.712554] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 421.717566] ? finish_wait+0x430/0x430 [ 421.721464] ? aa_path_link+0x5e0/0x5e0 [ 421.725435] kmsg_read+0x8f/0xc0 [ 421.728793] ? kmsg_poll+0xb0/0xb0 [ 421.732330] proc_reg_read+0x2a3/0x3d0 [ 421.736219] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 421.741145] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 421.745725] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.751286] ? fsnotify+0x4e5/0xf20 [ 421.755000] __vfs_read+0x117/0x9b0 [ 421.758635] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 421.763555] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 421.768501] ? vfs_copy_file_range+0xb90/0xb90 [ 421.773078] ? fsnotify+0xf20/0xf20 [ 421.776705] ? fsnotify_first_mark+0x350/0x350 [ 421.781397] ? security_file_permission+0x1c2/0x220 [ 421.786417] ? rw_verify_area+0x118/0x360 [ 421.790563] vfs_read+0x17f/0x3c0 [ 421.794012] ksys_read+0x101/0x260 [ 421.797547] ? kernel_write+0x120/0x120 [ 421.801516] ? trace_hardirqs_off_caller+0x310/0x310 [ 421.806627] __x64_sys_read+0x73/0xb0 [ 421.810422] do_syscall_64+0x1b9/0x820 [ 421.814304] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 421.819753] ? syscall_return_slowpath+0x5e0/0x5e0 [ 421.824676] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 421.829518] ? trace_hardirqs_on_caller+0x310/0x310 [ 421.834531] ? prepare_exit_to_usermode+0x291/0x3b0 [ 421.839550] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 421.844395] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 421.849574] RIP: 0033:0x7f126a43d1fd [ 421.853304] Code: Bad RIP value. [ 421.856659] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 421.864362] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 421.871627] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 421.878888] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 421.886147] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 421.893406] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 421.900798] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 421.900970] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 421.907932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 421.917968] rsyslogd cpuset=/ mems_allowed=0 [ 421.927325] Call Trace: [ 421.934274] [ 421.936422] dump_stack+0x244/0x39d [ 421.940062] ? dump_stack_print_info.cold.1+0x20/0x20 [ 421.945257] warn_alloc.cold.116+0xb7/0x1bd [ 421.949577] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 421.954425] ? lock_downgrade+0x900/0x900 [ 421.958593] ? trace_hardirqs_off+0xb8/0x310 [ 421.963001] ? trace_hardirqs_off+0xb8/0x310 [ 421.967413] __alloc_pages_slowpath+0x26e8/0x2e10 [ 421.972271] ? warn_alloc+0x120/0x120 [ 421.976071] ? warn_alloc+0x120/0x120 [ 421.979870] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 421.984882] ? warn_alloc+0x120/0x120 [ 421.988677] ? print_usage_bug+0xc0/0xc0 [ 421.992733] ? print_usage_bug+0xc0/0xc0 [ 421.996790] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 422.002004] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.007535] ? should_fail+0x22d/0xd01 [ 422.011422] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 422.016521] ? __lock_acquire+0x62f/0x4c20 [ 422.020753] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 422.025847] ? should_fail+0x22d/0xd01 [ 422.029736] ? mark_held_locks+0x130/0x130 [ 422.033971] ? mark_held_locks+0x130/0x130 [ 422.038196] ? print_usage_bug+0xc0/0xc0 [ 422.042254] ? find_held_lock+0x36/0x1c0 [ 422.046311] ? zap_class+0x640/0x640 [ 422.050022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.055577] ? check_preemption_disabled+0x48/0x280 [ 422.060621] ? __lock_is_held+0xb5/0x140 [ 422.064683] __alloc_pages_nodemask+0xa80/0xde0 [ 422.069346] ? zap_class+0x640/0x640 [ 422.073485] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 422.078558] ? find_held_lock+0x36/0x1c0 [ 422.082633] ? ____cache_alloc_node+0x1c7/0x1e0 [ 422.087303] ? lock_downgrade+0x900/0x900 [ 422.091453] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.096993] cache_grow_begin+0xa5/0x8c0 [ 422.101050] ? do_raw_spin_unlock+0xa7/0x330 [ 422.105463] fallback_alloc+0x204/0x2e0 [ 422.109436] ____cache_alloc_node+0x1c7/0x1e0 [ 422.113933] kmem_cache_alloc_node+0xe3/0x730 [ 422.118444] ? mark_held_locks+0xc7/0x130 [ 422.122604] __alloc_skb+0x119/0x770 [ 422.126318] ? netdev_alloc_frag+0x1f0/0x1f0 [ 422.130721] ? do_raw_spin_trylock+0x270/0x270 [ 422.135391] ? kmem_cache_alloc_trace+0x353/0x750 [ 422.140232] ? queue_work_on+0x12c/0x1e0 [ 422.144295] ? switchdev_port_obj_del+0xdc/0x440 [ 422.149048] ? switchdev_trans_item_enqueue+0x260/0x260 [ 422.154413] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 422.159428] __br_mdb_notify+0x4ff/0x15d0 [ 422.163587] ? __br_mdb_add+0x7f0/0x7f0 [ 422.167581] ? zap_class+0x640/0x640 [ 422.171304] ? br_multicast_group_expired+0x96/0x610 [ 422.176407] ? lock_downgrade+0x900/0x900 [ 422.180553] br_mdb_notify+0x310/0x410 [ 422.184444] ? br_mdb_dump+0x27b0/0x27b0 [ 422.188526] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.194072] br_multicast_group_expired+0x1bc/0x610 [ 422.199098] ? br_mdb_free+0x80/0x80 [ 422.202818] call_timer_fn+0x272/0x920 [ 422.206698] ? br_mdb_free+0x80/0x80 [ 422.210406] ? process_timeout+0x40/0x40 [ 422.214474] ? mark_held_locks+0xc7/0x130 [ 422.218617] ? _raw_spin_unlock_irq+0x27/0x80 [ 422.223105] ? _raw_spin_unlock_irq+0x27/0x80 [ 422.227772] ? br_mdb_free+0x80/0x80 [ 422.231481] ? lockdep_hardirqs_on+0x296/0x5b0 [ 422.236149] ? trace_hardirqs_on+0xbd/0x310 [ 422.240469] ? kasan_check_read+0x11/0x20 [ 422.244712] ? __run_timers+0x7da/0xc70 [ 422.248783] ? trace_hardirqs_off_caller+0x310/0x310 [ 422.253882] ? br_mdb_free+0x80/0x80 [ 422.257599] ? br_mdb_free+0x80/0x80 [ 422.261303] __run_timers+0x7e5/0xc70 [ 422.265107] ? timer_fixup_init+0x70/0x70 [ 422.269251] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 422.274260] ? zap_class+0x640/0x640 [ 422.277970] ? print_usage_bug+0xc0/0xc0 [ 422.282055] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 422.287289] ? find_held_lock+0x36/0x1c0 [ 422.291359] ? zap_class+0x640/0x640 [ 422.295094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.300713] ? check_preemption_disabled+0x48/0x280 [ 422.305730] ? __lock_is_held+0xb5/0x140 [ 422.309786] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.315316] ? check_preemption_disabled+0x48/0x280 [ 422.320329] run_timer_softirq+0x52/0xb0 [ 422.324380] ? rcu_read_lock_sched_held+0x14f/0x180 [ 422.329410] __do_softirq+0x308/0xb7e [ 422.333215] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 422.337704] ? lock_downgrade+0x900/0x900 [ 422.341850] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 422.346956] ? pvclock_read_flags+0x160/0x160 [ 422.351448] ? lapic_next_event+0x5a/0x90 [ 422.355593] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.361123] ? kvm_clock_read+0x18/0x30 [ 422.365179] ? kvm_sched_clock_read+0x9/0x20 [ 422.369600] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.375231] ? check_preemption_disabled+0x48/0x280 [ 422.380253] irq_exit+0x17f/0x1c0 [ 422.383705] smp_apic_timer_interrupt+0x1cb/0x760 [ 422.388549] ? smp_reschedule_interrupt+0x109/0x650 [ 422.393573] ? smp_call_function_single_interrupt+0x650/0x650 [ 422.399465] ? interrupt_entry+0xb5/0xc0 [ 422.403533] ? trace_hardirqs_off_caller+0xbb/0x310 [ 422.408545] ? trace_hardirqs_off_caller+0xbb/0x310 [ 422.413571] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 422.418406] ? trace_hardirqs_on_caller+0x310/0x310 [ 422.423423] ? trace_hardirqs_on_caller+0x310/0x310 [ 422.428431] ? task_prio+0x50/0x50 [ 422.431968] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.437501] ? check_preemption_disabled+0x48/0x280 [ 422.442516] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 422.447360] apic_timer_interrupt+0xf/0x20 [ 422.451586] [ 422.453823] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 422.458835] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 422.477816] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 422.485518] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 422.492776] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 422.500054] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 422.507317] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 422.514578] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 422.521860] ? list_lru_count_one+0x1c4/0x450 [ 422.526362] list_lru_count_one+0x2fb/0x450 [ 422.530697] ? list_lru_isolate_move+0x3c0/0x3c0 [ 422.535447] ? deferred_split_count+0x65/0x170 [ 422.540030] ? shrink_huge_zero_page_count+0xc8/0x100 [ 422.545236] super_cache_count+0x153/0x2e0 [ 422.549471] do_shrink_slab+0x1b1/0xd30 [ 422.553459] ? lock_acquire+0x1ed/0x520 [ 422.557440] ? snapshot_refaults+0x290/0x290 [ 422.561846] ? lock_release+0xa00/0xa00 [ 422.565819] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 422.570762] ? down_read_trylock+0xda/0x140 [ 422.575180] ? shrink_slab+0x207/0x8c0 [ 422.579068] ? downgrade_write+0x270/0x270 [ 422.583327] shrink_slab+0x389/0x8c0 [ 422.587039] ? shrink_active_list+0x1f00/0x1f00 [ 422.591728] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 422.597367] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 422.602473] ? cgroup_procs_write_finish+0xf0/0xf0 [ 422.607405] ? find_held_lock+0x36/0x1c0 [ 422.611566] shrink_node+0x431/0x16b0 [ 422.615375] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 422.620673] ? shrink_node_memcg+0x18f0/0x18f0 [ 422.625260] ? kvm_clock_read+0x18/0x30 [ 422.629229] ? ktime_get+0x2c1/0x400 [ 422.632944] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 422.637436] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 422.642968] ? __cpuset_node_allowed+0x19b/0x660 [ 422.648086] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 422.653794] ? delayacct_end+0x5a/0x100 [ 422.657772] do_try_to_free_pages+0x3e7/0x1290 [ 422.662351] ? zap_class+0x640/0x640 [ 422.666186] ? shrink_node+0x16b0/0x16b0 [ 422.670242] ? __lock_is_held+0xb5/0x140 [ 422.674315] try_to_free_pages+0x4d0/0xb90 [ 422.678555] ? do_try_to_free_pages+0x1290/0x1290 [ 422.683402] ? lock_acquire+0x1ed/0x520 [ 422.687374] ? set_page_refcounted+0x280/0x280 [ 422.691956] ? lock_release+0xa00/0xa00 [ 422.695925] ? _raw_spin_unlock_irq+0x60/0x80 [ 422.700415] ? psi_memstall_enter+0x240/0x2b0 [ 422.704906] ? psi_memstall_tick+0x230/0x230 [ 422.709323] __alloc_pages_slowpath+0xa14/0x2e10 [ 422.714103] ? warn_alloc+0x120/0x120 [ 422.717898] ? mark_held_locks+0x130/0x130 [ 422.722135] ? find_get_entry+0xaae/0x1120 [ 422.726371] ? filemap_map_pages+0x1a20/0x1a20 [ 422.730954] ? zap_class+0x640/0x640 [ 422.734668] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.740319] ? check_preemption_disabled+0x48/0x280 [ 422.745337] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.750957] ? should_fail+0x22d/0xd01 [ 422.754844] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 422.759954] ? zap_class+0x640/0x640 [ 422.763686] ? __lock_is_held+0xb5/0x140 [ 422.767748] ? mark_held_locks+0x130/0x130 [ 422.771978] ? lock_release+0xa00/0xa00 [ 422.775944] ? perf_trace_sched_process_exec+0x860/0x860 [ 422.781394] ? xa_load+0x2ba/0x460 [ 422.784930] ? lock_downgrade+0x900/0x900 [ 422.789090] ? __might_sleep+0x95/0x190 [ 422.793086] __alloc_pages_nodemask+0xa80/0xde0 [ 422.797757] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 422.802770] ? __page_cache_alloc+0x191/0x5c0 [ 422.807259] ? xa_load+0x2e1/0x460 [ 422.810829] ? xa_clear_mark+0x40/0x40 [ 422.814811] ? zap_class+0x640/0x640 [ 422.818526] ? zap_class+0x640/0x640 [ 422.822247] ? zap_class+0x640/0x640 [ 422.825969] ? __do_page_cache_readahead+0x663/0x810 [ 422.831092] ? find_held_lock+0x36/0x1c0 [ 422.835147] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 422.840682] alloc_pages_current+0x173/0x350 [ 422.845095] __page_cache_alloc+0x38c/0x5c0 [ 422.849407] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 422.854334] ? kasan_check_read+0x11/0x20 [ 422.858477] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 422.863770] ? generic_perform_write+0x6a0/0x6a0 [ 422.868541] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.874073] ? check_preemption_disabled+0x48/0x280 [ 422.879099] filemap_fault+0x1595/0x25f0 [ 422.883180] ? __lock_page_or_retry+0xa00/0xa00 [ 422.887847] ? mark_held_locks+0x130/0x130 [ 422.892101] ? filemap_map_pages+0xd6b/0x1a20 [ 422.896598] ? lock_downgrade+0x900/0x900 [ 422.900740] ? check_preemption_disabled+0x48/0x280 [ 422.905855] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 422.910780] ? kasan_check_read+0x11/0x20 [ 422.914925] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 422.920199] ? rcu_softirq_qs+0x20/0x20 [ 422.924195] ? filemap_map_pages+0xd92/0x1a20 [ 422.928781] ? find_get_entries_tag+0x1400/0x1400 [ 422.933638] ? debug_object_destroy+0x2b0/0x2b0 [ 422.938339] ? lock_pi_update_atomic+0x150/0x150 [ 422.943096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.948636] ? lock_acquire+0x1ed/0x520 [ 422.952605] ? ext4_filemap_fault+0x7a/0xad [ 422.956925] ? lock_release+0xa00/0xa00 [ 422.960924] ? perf_trace_sched_process_exec+0x860/0x860 [ 422.966374] ? print_usage_bug+0xc0/0xc0 [ 422.970437] ? print_usage_bug+0xc0/0xc0 [ 422.974514] ? down_read+0x8d/0x120 [ 422.978138] ? ext4_filemap_fault+0x7a/0xad [ 422.982458] ? __down_interruptible+0x700/0x700 [ 422.987130] ext4_filemap_fault+0x82/0xad [ 422.991274] __do_fault+0x100/0x6b0 [ 422.994916] ? pmd_devmap_trans_unstable+0x220/0x220 [ 423.000049] ? mark_held_locks+0x130/0x130 [ 423.004281] ? mark_held_locks+0x130/0x130 [ 423.008536] ? __might_fault+0x12b/0x1e0 [ 423.012602] ? lock_downgrade+0x900/0x900 [ 423.016748] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.022318] __handle_mm_fault+0x3ea0/0x5be0 [ 423.026733] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 423.031684] ? _copy_to_user+0xc8/0x110 [ 423.035670] ? zap_class+0x640/0x640 [ 423.039376] ? zap_class+0x640/0x640 [ 423.043115] ? __x64_sys_futex+0x53e/0x6a0 [ 423.047461] ? find_held_lock+0x36/0x1c0 [ 423.051533] ? handle_mm_fault+0x42a/0xc70 [ 423.055764] ? lock_downgrade+0x900/0x900 [ 423.059906] ? check_preemption_disabled+0x48/0x280 [ 423.064946] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 423.069882] ? kasan_check_read+0x11/0x20 [ 423.074022] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 423.079298] ? rcu_softirq_qs+0x20/0x20 [ 423.083263] ? trace_hardirqs_off_caller+0x310/0x310 [ 423.088365] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.093898] ? check_preemption_disabled+0x48/0x280 [ 423.098916] handle_mm_fault+0x54f/0xc70 [ 423.102974] ? __handle_mm_fault+0x5be0/0x5be0 [ 423.107556] ? find_vma+0x34/0x190 [ 423.111196] __do_page_fault+0x5e8/0xe60 [ 423.115249] ? trace_hardirqs_off+0xb8/0x310 [ 423.119663] do_page_fault+0xf2/0x7e0 [ 423.123459] ? vmalloc_sync_all+0x30/0x30 [ 423.127603] ? error_entry+0x70/0xd0 [ 423.131311] ? trace_hardirqs_off_caller+0xbb/0x310 [ 423.136319] ? trace_hardirqs_on_caller+0xc0/0x310 [ 423.141248] ? syscall_return_slowpath+0x5e0/0x5e0 [ 423.146176] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 423.151015] ? trace_hardirqs_on_caller+0x310/0x310 [ 423.156052] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 423.161504] ? prepare_exit_to_usermode+0x291/0x3b0 [ 423.166614] ? page_fault+0x8/0x30 [ 423.170155] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 423.174997] ? page_fault+0x8/0x30 [ 423.178541] page_fault+0x1e/0x30 [ 423.181987] RIP: 0033:0x45ddf3 [ 423.185189] Code: Bad RIP value. [ 423.188543] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 423.193900] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 423.201164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 423.208544] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 423.215810] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 423.223074] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 423.230361] warn_alloc_show_mem: 1 callbacks suppressed [ 423.230371] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 423.230372] Mem-Info: [ 423.230401] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 423.230401] active_file:13 inactive_file:12 isolated_file:0 [ 423.230401] unevictable:0 dirty:0 writeback:0 unstable:0 [ 423.230401] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 423.230401] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 423.230401] free:13770 free_pcp:132 free_cma:0 [ 423.235756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 423.243142] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 423.243149] 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 [ 423.245572] Call Trace: [ 423.278717] lowmem_reserve[]: 0 2818 6321 6321 [ 423.288057] [ 423.315876] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 423.342170] dump_stack+0x244/0x39d [ 423.344721] lowmem_reserve[]: 0 0 3503 3503 [ 423.349291] ? dump_stack_print_info.cold.1+0x20/0x20 [ 423.351422] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 423.378866] warn_alloc.cold.116+0xb7/0x1bd [ 423.382454] lowmem_reserve[]: 0 0 0 0 [ 423.386782] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 423.391944] 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 [ 423.420907] ? lock_downgrade+0x900/0x900 [ 423.425196] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 423.428993] ? trace_hardirqs_off+0xb8/0x310 [ 423.433802] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 423.447318] ? trace_hardirqs_off+0xb8/0x310 [ 423.451437] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 423.466697] __alloc_pages_slowpath+0x26e8/0x2e10 [ 423.471083] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 423.486266] ? warn_alloc+0x120/0x120 [ 423.490628] 2701 total pagecache pages [ 423.499458] ? warn_alloc+0x120/0x120 [ 423.504307] 0 pages in swap cache [ 423.512862] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 423.516633] Swap cache stats: add 0, delete 0, find 0/0 [ 423.520522] ? warn_alloc+0x120/0x120 [ 423.524293] Free swap = 0kB [ 423.527734] ? print_usage_bug+0xc0/0xc0 [ 423.532750] Total swap = 0kB [ 423.538101] ? print_usage_bug+0xc0/0xc0 [ 423.541983] 1965979 pages RAM [ 423.545048] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 423.549152] 0 pages HighMem/MovableOnly [ 423.549159] 342853 pages reserved [ 423.552174] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.556217] 0 pages cma reserved [ 423.559316] ? should_fail+0x22d/0xd01 [ 423.564677] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 423.568483] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 423.571912] syz-fuzzer cpuset=/ mems_allowed=0 [ 423.577454] ? __lock_acquire+0x62f/0x4c20 [ 423.608931] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 423.614028] ? should_fail+0x22d/0xd01 [ 423.617924] ? mark_held_locks+0x130/0x130 [ 423.622167] ? mark_held_locks+0x130/0x130 [ 423.626396] ? print_usage_bug+0xc0/0xc0 [ 423.630457] ? find_held_lock+0x36/0x1c0 [ 423.634528] ? zap_class+0x640/0x640 [ 423.638246] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.643783] ? check_preemption_disabled+0x48/0x280 [ 423.648807] ? __lock_is_held+0xb5/0x140 [ 423.652869] __alloc_pages_nodemask+0xa80/0xde0 [ 423.657536] ? zap_class+0x640/0x640 [ 423.661250] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 423.666285] ? find_held_lock+0x36/0x1c0 [ 423.670358] ? ____cache_alloc_node+0x1c7/0x1e0 [ 423.675022] ? lock_downgrade+0x900/0x900 [ 423.679172] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.684709] cache_grow_begin+0xa5/0x8c0 [ 423.688764] ? do_raw_spin_unlock+0xa7/0x330 [ 423.693173] fallback_alloc+0x204/0x2e0 [ 423.697147] ____cache_alloc_node+0x1c7/0x1e0 [ 423.701642] kmem_cache_alloc_node+0xe3/0x730 [ 423.706133] ? mark_held_locks+0xc7/0x130 [ 423.710284] __alloc_skb+0x119/0x770 [ 423.714001] ? netdev_alloc_frag+0x1f0/0x1f0 [ 423.718406] ? do_raw_spin_trylock+0x270/0x270 [ 423.722981] ? kmem_cache_alloc_trace+0x353/0x750 [ 423.727822] ? queue_work_on+0x12c/0x1e0 [ 423.731901] ? switchdev_port_obj_del+0xdc/0x440 [ 423.736654] ? switchdev_trans_item_enqueue+0x260/0x260 [ 423.742026] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 423.747038] __br_mdb_notify+0x4ff/0x15d0 [ 423.751277] ? __br_mdb_add+0x7f0/0x7f0 [ 423.755254] ? zap_class+0x640/0x640 [ 423.758984] ? br_multicast_group_expired+0x96/0x610 [ 423.764085] ? lock_downgrade+0x900/0x900 [ 423.768231] br_mdb_notify+0x310/0x410 [ 423.772116] ? br_mdb_dump+0x27b0/0x27b0 [ 423.776212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.781751] br_multicast_group_expired+0x1bc/0x610 [ 423.786767] ? br_mdb_free+0x80/0x80 [ 423.790497] call_timer_fn+0x272/0x920 [ 423.794380] ? br_mdb_free+0x80/0x80 [ 423.798089] ? process_timeout+0x40/0x40 [ 423.802242] ? mark_held_locks+0xc7/0x130 [ 423.806389] ? _raw_spin_unlock_irq+0x27/0x80 [ 423.810880] ? _raw_spin_unlock_irq+0x27/0x80 [ 423.815370] ? br_mdb_free+0x80/0x80 [ 423.819078] ? lockdep_hardirqs_on+0x296/0x5b0 [ 423.823663] ? trace_hardirqs_on+0xbd/0x310 [ 423.827975] ? kasan_check_read+0x11/0x20 [ 423.832113] ? __run_timers+0x7da/0xc70 [ 423.836186] ? trace_hardirqs_off_caller+0x310/0x310 [ 423.841285] ? br_mdb_free+0x80/0x80 [ 423.844998] ? br_mdb_free+0x80/0x80 [ 423.848709] __run_timers+0x7e5/0xc70 [ 423.852523] ? timer_fixup_init+0x70/0x70 [ 423.856671] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 423.861684] ? zap_class+0x640/0x640 [ 423.865399] ? print_usage_bug+0xc0/0xc0 [ 423.869459] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 423.874658] ? find_held_lock+0x36/0x1c0 [ 423.878718] ? zap_class+0x640/0x640 [ 423.882432] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.887969] ? check_preemption_disabled+0x48/0x280 [ 423.892995] ? __lock_is_held+0xb5/0x140 [ 423.897051] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.902587] ? check_preemption_disabled+0x48/0x280 [ 423.907599] run_timer_softirq+0x52/0xb0 [ 423.911663] ? rcu_read_lock_sched_held+0x14f/0x180 [ 423.916678] __do_softirq+0x308/0xb7e [ 423.920485] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 423.924976] ? lock_downgrade+0x900/0x900 [ 423.929122] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 423.934315] ? pvclock_read_flags+0x160/0x160 [ 423.938920] ? lapic_next_event+0x5a/0x90 [ 423.943064] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.948628] ? kvm_clock_read+0x18/0x30 [ 423.952601] ? kvm_sched_clock_read+0x9/0x20 [ 423.957006] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.962566] ? check_preemption_disabled+0x48/0x280 [ 423.967584] irq_exit+0x17f/0x1c0 [ 423.971034] smp_apic_timer_interrupt+0x1cb/0x760 [ 423.975868] ? smp_reschedule_interrupt+0x109/0x650 [ 423.980987] ? smp_call_function_single_interrupt+0x650/0x650 [ 423.986892] ? interrupt_entry+0xb5/0xc0 [ 423.990953] ? trace_hardirqs_off_caller+0xbb/0x310 [ 423.995966] ? trace_hardirqs_off_caller+0xbb/0x310 [ 424.000977] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 424.005815] ? trace_hardirqs_on_caller+0x310/0x310 [ 424.010932] ? trace_hardirqs_on_caller+0x310/0x310 [ 424.015941] ? task_prio+0x50/0x50 [ 424.019573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.025106] ? check_preemption_disabled+0x48/0x280 [ 424.030120] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 424.034980] apic_timer_interrupt+0xf/0x20 [ 424.039202] [ 424.041434] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 424.046457] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 424.065364] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 424.073593] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 424.080958] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 424.088220] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 424.095496] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 424.102872] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 424.110173] rcu_read_lock_held+0xa9/0xc0 [ 424.114322] list_lru_count_one+0x31a/0x450 [ 424.118644] ? list_lru_isolate_move+0x3c0/0x3c0 [ 424.123392] ? shmem_free_inode+0xd0/0xd0 [ 424.127540] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.133085] ? ubifs_shrink_count+0xc4/0x100 [ 424.137513] super_cache_count+0x153/0x2e0 [ 424.141752] do_shrink_slab+0x1b1/0xd30 [ 424.145727] ? lock_acquire+0x1ed/0x520 [ 424.149698] ? snapshot_refaults+0x290/0x290 [ 424.154102] ? lock_release+0xa00/0xa00 [ 424.158079] ? perf_trace_sched_process_exec+0x860/0x860 [ 424.163543] ? down_read_trylock+0xda/0x140 [ 424.167866] ? shrink_slab+0x207/0x8c0 [ 424.171768] ? downgrade_write+0x270/0x270 [ 424.176029] shrink_slab+0x389/0x8c0 [ 424.179743] ? shrink_active_list+0x1f00/0x1f00 [ 424.184423] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 424.190048] ? trace_hardirqs_on+0xbd/0x310 [ 424.194383] ? vmpressure+0x271/0x340 [ 424.198178] ? trace_hardirqs_off_caller+0x310/0x310 [ 424.203282] ? cgroup_procs_write_finish+0xf0/0xf0 [ 424.208219] shrink_node+0x431/0x16b0 [ 424.212020] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 424.217507] ? shrink_node_memcg+0x18f0/0x18f0 [ 424.222084] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 424.226660] ? trace_hardirqs_on+0xbd/0x310 [ 424.230984] ? vmpressure+0x271/0x340 [ 424.234779] ? do_raw_spin_unlock+0xa7/0x330 [ 424.239179] ? do_raw_spin_trylock+0x270/0x270 [ 424.243763] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 424.249294] ? __cpuset_node_allowed+0x19b/0x660 [ 424.254050] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 424.259755] ? vmpressure+0x1a2/0x340 [ 424.263559] do_try_to_free_pages+0x3e7/0x1290 [ 424.268152] ? shrink_node+0x16b0/0x16b0 [ 424.272225] ? __lock_is_held+0xb5/0x140 [ 424.276290] try_to_free_pages+0x4d0/0xb90 [ 424.280526] ? do_try_to_free_pages+0x1290/0x1290 [ 424.285373] ? lock_acquire+0x1ed/0x520 [ 424.289351] ? set_page_refcounted+0x280/0x280 [ 424.293930] ? lock_release+0xa00/0xa00 [ 424.297910] ? _raw_spin_unlock_irq+0x60/0x80 [ 424.302400] ? psi_memstall_enter+0x240/0x2b0 [ 424.306888] ? psi_memstall_tick+0x230/0x230 [ 424.311292] ? trace_hardirqs_off+0xb8/0x310 [ 424.315706] __alloc_pages_slowpath+0xa14/0x2e10 [ 424.320490] ? warn_alloc+0x120/0x120 [ 424.324285] ? mark_held_locks+0x130/0x130 [ 424.328523] ? warn_alloc+0x120/0x120 [ 424.332324] ? print_usage_bug+0xc0/0xc0 [ 424.336380] ? print_usage_bug+0xc0/0xc0 [ 424.340436] ? print_usage_bug+0xc0/0xc0 [ 424.344503] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.350033] ? should_fail+0x22d/0xd01 [ 424.353931] ? zap_class+0x640/0x640 [ 424.357826] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 424.362925] ? zap_class+0x640/0x640 [ 424.366633] ? zap_class+0x640/0x640 [ 424.370382] ? __lock_is_held+0xb5/0x140 [ 424.374460] ? zap_class+0x640/0x640 [ 424.378184] ? lock_release+0xa00/0xa00 [ 424.382153] ? perf_trace_sched_process_exec+0x860/0x860 [ 424.387600] ? check_preemption_disabled+0x48/0x280 [ 424.392630] ? __might_sleep+0x95/0x190 [ 424.396604] __alloc_pages_nodemask+0xa80/0xde0 [ 424.401268] ? zap_class+0x640/0x640 [ 424.404980] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 424.410001] ? mark_held_locks+0xc7/0x130 [ 424.414148] ? cache_grow_begin+0x65/0x8c0 [ 424.418383] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 424.422958] ? trace_hardirqs_on+0xbd/0x310 [ 424.427303] ? fallback_alloc+0x204/0x2e0 [ 424.431455] ? trace_hardirqs_off_caller+0x310/0x310 [ 424.436557] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 424.442211] cache_grow_begin+0xa5/0x8c0 [ 424.446264] ? do_raw_spin_unlock+0xa7/0x330 [ 424.450671] fallback_alloc+0x204/0x2e0 [ 424.454646] ____cache_alloc_node+0x1c7/0x1e0 [ 424.459157] kmem_cache_alloc_trace+0x214/0x750 [ 424.463837] do_syslog+0xb9b/0x1690 [ 424.467479] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 424.472492] ? finish_wait+0x430/0x430 [ 424.476579] ? aa_path_link+0x5e0/0x5e0 [ 424.480556] kmsg_read+0x8f/0xc0 [ 424.483916] ? kmsg_poll+0xb0/0xb0 [ 424.487462] proc_reg_read+0x2a3/0x3d0 [ 424.491353] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 424.496281] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 424.500880] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.506414] ? fsnotify+0x4e5/0xf20 [ 424.510057] __vfs_read+0x117/0x9b0 [ 424.513687] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 424.518618] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 424.523547] ? vfs_copy_file_range+0xb90/0xb90 [ 424.528137] ? fsnotify+0xf20/0xf20 [ 424.531792] ? fsnotify_first_mark+0x350/0x350 [ 424.536376] ? security_file_permission+0x1c2/0x220 [ 424.541391] ? rw_verify_area+0x118/0x360 [ 424.545538] vfs_read+0x17f/0x3c0 [ 424.548991] ksys_read+0x101/0x260 [ 424.552535] ? kernel_write+0x120/0x120 [ 424.556531] ? trace_hardirqs_off_caller+0x310/0x310 [ 424.561651] __x64_sys_read+0x73/0xb0 [ 424.565461] do_syscall_64+0x1b9/0x820 [ 424.569355] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 424.574719] ? syscall_return_slowpath+0x5e0/0x5e0 [ 424.579642] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 424.584491] ? trace_hardirqs_on_caller+0x310/0x310 [ 424.589505] ? prepare_exit_to_usermode+0x291/0x3b0 [ 424.594522] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 424.599364] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 424.604548] RIP: 0033:0x7f126a43d1fd [ 424.608284] Code: Bad RIP value. [ 424.611643] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 424.619343] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 424.626605] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 424.633870] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 424.641131] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 424.648393] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 424.655691] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 424.655849] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 424.662798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 424.672827] rsyslogd cpuset=/ mems_allowed=0 [ 424.682162] Call Trace: [ 424.689110] [ 424.691272] dump_stack+0x244/0x39d [ 424.694899] ? dump_stack_print_info.cold.1+0x20/0x20 [ 424.700097] warn_alloc.cold.116+0xb7/0x1bd [ 424.704419] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 424.709268] ? lock_downgrade+0x900/0x900 [ 424.713428] ? trace_hardirqs_off+0xb8/0x310 [ 424.717836] ? trace_hardirqs_off+0xb8/0x310 [ 424.722246] __alloc_pages_slowpath+0x26e8/0x2e10 [ 424.727111] ? warn_alloc+0x120/0x120 [ 424.730950] ? warn_alloc+0x120/0x120 [ 424.734753] ? warn_alloc+0x120/0x120 [ 424.738553] ? print_usage_bug+0xc0/0xc0 [ 424.742623] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 424.747636] ? print_usage_bug+0xc0/0xc0 [ 424.751697] ? lockdep_hardirqs_on+0x296/0x5b0 [ 424.756277] ? trace_hardirqs_on_caller+0xc0/0x310 [ 424.761207] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 424.765956] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.771486] ? should_fail+0x22d/0xd01 [ 424.775372] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 424.780470] ? __lock_acquire+0x62f/0x4c20 [ 424.784707] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 424.789804] ? should_fail+0x22d/0xd01 [ 424.793697] ? mark_held_locks+0x130/0x130 [ 424.797949] ? mark_held_locks+0x130/0x130 [ 424.802178] ? print_usage_bug+0xc0/0xc0 [ 424.806239] ? find_held_lock+0x36/0x1c0 [ 424.810307] ? zap_class+0x640/0x640 [ 424.814026] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.819557] ? check_preemption_disabled+0x48/0x280 [ 424.824576] ? __lock_is_held+0xb5/0x140 [ 424.828637] __alloc_pages_nodemask+0xa80/0xde0 [ 424.833305] ? zap_class+0x640/0x640 [ 424.837029] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 424.842054] ? find_held_lock+0x36/0x1c0 [ 424.846120] ? ____cache_alloc_node+0x1c7/0x1e0 [ 424.850786] ? lock_downgrade+0x900/0x900 [ 424.854939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.860478] cache_grow_begin+0xa5/0x8c0 [ 424.864535] ? do_raw_spin_unlock+0xa7/0x330 [ 424.868950] fallback_alloc+0x204/0x2e0 [ 424.872934] ____cache_alloc_node+0x1c7/0x1e0 [ 424.877435] kmem_cache_alloc_node+0xe3/0x730 [ 424.881930] ? mark_held_locks+0xc7/0x130 [ 424.886085] __alloc_skb+0x119/0x770 [ 424.889798] ? netdev_alloc_frag+0x1f0/0x1f0 [ 424.894241] ? do_raw_spin_trylock+0x270/0x270 [ 424.898824] ? kmem_cache_alloc_trace+0x353/0x750 [ 424.903668] ? queue_work_on+0x12c/0x1e0 [ 424.907726] ? switchdev_port_obj_del+0xdc/0x440 [ 424.912477] ? switchdev_trans_item_enqueue+0x260/0x260 [ 424.917842] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 424.922857] __br_mdb_notify+0x4ff/0x15d0 [ 424.927009] ? __br_mdb_add+0x7f0/0x7f0 [ 424.930989] ? zap_class+0x640/0x640 [ 424.934709] ? br_multicast_group_expired+0x96/0x610 [ 424.939810] ? lock_downgrade+0x900/0x900 [ 424.943958] br_mdb_notify+0x310/0x410 [ 424.947843] ? br_mdb_dump+0x27b0/0x27b0 [ 424.951906] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.957455] br_multicast_group_expired+0x1bc/0x610 [ 424.962472] ? br_mdb_free+0x80/0x80 [ 424.966187] call_timer_fn+0x272/0x920 [ 424.970072] ? br_mdb_free+0x80/0x80 [ 424.973787] ? process_timeout+0x40/0x40 [ 424.977853] ? mark_held_locks+0xc7/0x130 [ 424.982001] ? _raw_spin_unlock_irq+0x27/0x80 [ 424.986490] ? _raw_spin_unlock_irq+0x27/0x80 [ 424.990978] ? br_mdb_free+0x80/0x80 [ 424.994691] ? lockdep_hardirqs_on+0x296/0x5b0 [ 424.999298] ? trace_hardirqs_on+0xbd/0x310 [ 425.003618] ? kasan_check_read+0x11/0x20 [ 425.007758] ? __run_timers+0x7da/0xc70 [ 425.011749] ? trace_hardirqs_off_caller+0x310/0x310 [ 425.016851] ? br_mdb_free+0x80/0x80 [ 425.020565] ? br_mdb_free+0x80/0x80 [ 425.024359] __run_timers+0x7e5/0xc70 [ 425.028170] ? timer_fixup_init+0x70/0x70 [ 425.032321] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 425.037332] ? zap_class+0x640/0x640 [ 425.041218] ? print_usage_bug+0xc0/0xc0 [ 425.045276] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 425.050468] ? find_held_lock+0x36/0x1c0 [ 425.054528] ? zap_class+0x640/0x640 [ 425.058244] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.063780] ? check_preemption_disabled+0x48/0x280 [ 425.068805] ? __lock_is_held+0xb5/0x140 [ 425.072862] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.078394] ? check_preemption_disabled+0x48/0x280 [ 425.083421] run_timer_softirq+0x52/0xb0 [ 425.087495] ? rcu_read_lock_sched_held+0x14f/0x180 [ 425.092504] __do_softirq+0x308/0xb7e [ 425.096390] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 425.100887] ? lock_downgrade+0x900/0x900 [ 425.105050] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 425.110164] ? pvclock_read_flags+0x160/0x160 [ 425.114672] ? lapic_next_event+0x5a/0x90 [ 425.118820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.124357] ? kvm_clock_read+0x18/0x30 [ 425.128330] ? kvm_sched_clock_read+0x9/0x20 [ 425.132735] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.138287] ? check_preemption_disabled+0x48/0x280 [ 425.143311] irq_exit+0x17f/0x1c0 [ 425.146761] smp_apic_timer_interrupt+0x1cb/0x760 [ 425.151598] ? smp_reschedule_interrupt+0x109/0x650 [ 425.156613] ? smp_call_function_single_interrupt+0x650/0x650 [ 425.162491] ? interrupt_entry+0xb5/0xc0 [ 425.166548] ? trace_hardirqs_off_caller+0xbb/0x310 [ 425.171558] ? trace_hardirqs_off_caller+0xbb/0x310 [ 425.176573] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 425.181416] ? trace_hardirqs_on_caller+0x310/0x310 [ 425.186429] ? trace_hardirqs_on_caller+0x310/0x310 [ 425.191530] ? task_prio+0x50/0x50 [ 425.195065] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.200596] ? check_preemption_disabled+0x48/0x280 [ 425.205698] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 425.210544] apic_timer_interrupt+0xf/0x20 [ 425.214793] [ 425.217113] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 425.222121] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 425.241641] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 425.249345] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 425.256610] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 425.263973] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 425.271259] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 425.278525] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 425.285812] ? list_lru_count_one+0x1c4/0x450 [ 425.290306] list_lru_count_one+0x2fb/0x450 [ 425.294622] ? list_lru_isolate_move+0x3c0/0x3c0 [ 425.299376] ? deferred_split_count+0x65/0x170 [ 425.303954] ? shrink_huge_zero_page_count+0xc8/0x100 [ 425.309148] super_cache_count+0x153/0x2e0 [ 425.313383] do_shrink_slab+0x1b1/0xd30 [ 425.317361] ? lock_acquire+0x1ed/0x520 [ 425.321336] ? snapshot_refaults+0x290/0x290 [ 425.326019] ? lock_release+0xa00/0xa00 [ 425.329990] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 425.334928] ? down_read_trylock+0xda/0x140 [ 425.339242] ? shrink_slab+0x207/0x8c0 [ 425.343124] ? downgrade_write+0x270/0x270 [ 425.347356] shrink_slab+0x389/0x8c0 [ 425.351173] ? shrink_active_list+0x1f00/0x1f00 [ 425.355852] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 425.361478] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 425.366603] ? cgroup_procs_write_finish+0xf0/0xf0 [ 425.371531] ? find_held_lock+0x36/0x1c0 [ 425.375611] shrink_node+0x431/0x16b0 [ 425.379408] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 425.384698] ? shrink_node_memcg+0x18f0/0x18f0 [ 425.389288] ? kvm_clock_read+0x18/0x30 [ 425.393259] ? ktime_get+0x2c1/0x400 [ 425.396969] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 425.401460] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 425.407005] ? __cpuset_node_allowed+0x19b/0x660 [ 425.411754] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 425.417455] ? delayacct_end+0x5a/0x100 [ 425.421427] do_try_to_free_pages+0x3e7/0x1290 [ 425.425999] ? zap_class+0x640/0x640 [ 425.429726] ? shrink_node+0x16b0/0x16b0 [ 425.433800] ? __lock_is_held+0xb5/0x140 [ 425.437891] try_to_free_pages+0x4d0/0xb90 [ 425.442123] ? do_try_to_free_pages+0x1290/0x1290 [ 425.446968] ? lock_acquire+0x1ed/0x520 [ 425.450940] ? set_page_refcounted+0x280/0x280 [ 425.455639] ? lock_release+0xa00/0xa00 [ 425.459609] ? _raw_spin_unlock_irq+0x60/0x80 [ 425.464097] ? psi_memstall_enter+0x240/0x2b0 [ 425.468582] ? psi_memstall_tick+0x230/0x230 [ 425.472998] __alloc_pages_slowpath+0xa14/0x2e10 [ 425.477773] ? warn_alloc+0x120/0x120 [ 425.481580] ? mark_held_locks+0x130/0x130 [ 425.485820] ? find_get_entry+0xaae/0x1120 [ 425.490059] ? filemap_map_pages+0x1a20/0x1a20 [ 425.494634] ? zap_class+0x640/0x640 [ 425.498344] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.503878] ? check_preemption_disabled+0x48/0x280 [ 425.508904] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.514457] ? should_fail+0x22d/0xd01 [ 425.518344] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 425.523463] ? zap_class+0x640/0x640 [ 425.527203] ? __lock_is_held+0xb5/0x140 [ 425.531263] ? mark_held_locks+0x130/0x130 [ 425.535492] ? lock_release+0xa00/0xa00 [ 425.539460] ? perf_trace_sched_process_exec+0x860/0x860 [ 425.544906] ? xa_load+0x2ba/0x460 [ 425.548444] ? lock_downgrade+0x900/0x900 [ 425.552593] ? __might_sleep+0x95/0x190 [ 425.556579] __alloc_pages_nodemask+0xa80/0xde0 [ 425.561253] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 425.566270] ? __page_cache_alloc+0x191/0x5c0 [ 425.570759] ? xa_load+0x2e1/0x460 [ 425.574314] ? xa_clear_mark+0x40/0x40 [ 425.578208] ? zap_class+0x640/0x640 [ 425.581921] ? zap_class+0x640/0x640 [ 425.585625] ? zap_class+0x640/0x640 [ 425.589327] ? __do_page_cache_readahead+0x663/0x810 [ 425.594431] ? find_held_lock+0x36/0x1c0 [ 425.598491] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 425.604031] alloc_pages_current+0x173/0x350 [ 425.608440] __page_cache_alloc+0x38c/0x5c0 [ 425.612753] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 425.617682] ? kasan_check_read+0x11/0x20 [ 425.621939] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 425.627231] ? generic_perform_write+0x6a0/0x6a0 [ 425.631983] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.637519] ? check_preemption_disabled+0x48/0x280 [ 425.642562] filemap_fault+0x1595/0x25f0 [ 425.646645] ? __lock_page_or_retry+0xa00/0xa00 [ 425.651330] ? mark_held_locks+0x130/0x130 [ 425.655569] ? filemap_map_pages+0xd6b/0x1a20 [ 425.660063] ? lock_downgrade+0x900/0x900 [ 425.664203] ? check_preemption_disabled+0x48/0x280 [ 425.669303] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 425.674224] ? kasan_check_read+0x11/0x20 [ 425.678372] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 425.683748] ? rcu_softirq_qs+0x20/0x20 [ 425.687729] ? filemap_map_pages+0xd92/0x1a20 [ 425.692316] ? find_get_entries_tag+0x1400/0x1400 [ 425.697156] ? debug_object_destroy+0x2b0/0x2b0 [ 425.701837] ? lock_pi_update_atomic+0x150/0x150 [ 425.706588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.712144] ? lock_acquire+0x1ed/0x520 [ 425.716115] ? ext4_filemap_fault+0x7a/0xad [ 425.720434] ? lock_release+0xa00/0xa00 [ 425.724399] ? perf_trace_sched_process_exec+0x860/0x860 [ 425.729864] ? print_usage_bug+0xc0/0xc0 [ 425.733936] ? print_usage_bug+0xc0/0xc0 [ 425.738002] ? down_read+0x8d/0x120 [ 425.741622] ? ext4_filemap_fault+0x7a/0xad [ 425.745961] ? __down_interruptible+0x700/0x700 [ 425.750630] ext4_filemap_fault+0x82/0xad [ 425.754770] __do_fault+0x100/0x6b0 [ 425.758392] ? pmd_devmap_trans_unstable+0x220/0x220 [ 425.763488] ? mark_held_locks+0x130/0x130 [ 425.767740] ? mark_held_locks+0x130/0x130 [ 425.771969] ? __might_fault+0x12b/0x1e0 [ 425.776028] ? lock_downgrade+0x900/0x900 [ 425.780174] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.785710] __handle_mm_fault+0x3ea0/0x5be0 [ 425.790136] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 425.794977] ? _copy_to_user+0xc8/0x110 [ 425.798958] ? zap_class+0x640/0x640 [ 425.802661] ? zap_class+0x640/0x640 [ 425.806376] ? __x64_sys_futex+0x53e/0x6a0 [ 425.810616] ? find_held_lock+0x36/0x1c0 [ 425.814683] ? handle_mm_fault+0x42a/0xc70 [ 425.818913] ? lock_downgrade+0x900/0x900 [ 425.823054] ? check_preemption_disabled+0x48/0x280 [ 425.828067] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 425.833198] ? kasan_check_read+0x11/0x20 [ 425.837338] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 425.842618] ? rcu_softirq_qs+0x20/0x20 [ 425.846590] ? trace_hardirqs_off_caller+0x310/0x310 [ 425.851691] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.857221] ? check_preemption_disabled+0x48/0x280 [ 425.862240] handle_mm_fault+0x54f/0xc70 [ 425.866301] ? __handle_mm_fault+0x5be0/0x5be0 [ 425.870885] ? find_vma+0x34/0x190 [ 425.874443] __do_page_fault+0x5e8/0xe60 [ 425.878496] ? trace_hardirqs_off+0xb8/0x310 [ 425.882911] do_page_fault+0xf2/0x7e0 [ 425.886704] ? vmalloc_sync_all+0x30/0x30 [ 425.890850] ? error_entry+0x70/0xd0 [ 425.894564] ? trace_hardirqs_off_caller+0xbb/0x310 [ 425.899574] ? trace_hardirqs_on_caller+0xc0/0x310 [ 425.904498] ? syscall_return_slowpath+0x5e0/0x5e0 [ 425.909459] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 425.914297] ? trace_hardirqs_on_caller+0x310/0x310 [ 425.919309] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 425.924756] ? prepare_exit_to_usermode+0x291/0x3b0 [ 425.929779] ? page_fault+0x8/0x30 [ 425.933314] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 425.938152] ? page_fault+0x8/0x30 [ 425.941710] page_fault+0x1e/0x30 [ 425.945161] RIP: 0033:0x45ddf3 [ 425.948365] Code: Bad RIP value. [ 425.951722] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 425.957079] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 425.964341] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 425.971611] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 425.978873] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 425.986134] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 425.993418] warn_alloc_show_mem: 1 callbacks suppressed [ 425.993427] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 425.993429] Mem-Info: [ 425.993458] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 425.993458] active_file:13 inactive_file:12 isolated_file:0 [ 425.993458] unevictable:0 dirty:0 writeback:0 unstable:0 [ 425.993458] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 425.993458] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 425.993458] free:13770 free_pcp:132 free_cma:0 [ 425.998794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 426.005627] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 426.008013] Call Trace: [ 426.041061] 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 [ 426.050402] [ 426.078491] lowmem_reserve[]: 0 2818 6321 6321 [ 426.081077] dump_stack+0x244/0x39d [ 426.107149] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 426.109308] ? dump_stack_print_info.cold.1+0x20/0x20 [ 426.113865] lowmem_reserve[]: 0 0 3503 3503 [ 426.117497] warn_alloc.cold.116+0xb7/0x1bd [ 426.144782] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 426.149964] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 426.154277] lowmem_reserve[]: 0 0 0 0 [ 426.158591] ? lock_downgrade+0x900/0x900 [ 426.187533] 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 [ 426.192393] ? trace_hardirqs_off+0xb8/0x310 [ 426.196258] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 426.200414] ? trace_hardirqs_off+0xb8/0x310 [ 426.213903] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 426.218305] __alloc_pages_slowpath+0x26e8/0x2e10 [ 426.233536] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 426.237946] ? warn_alloc+0x120/0x120 [ 426.252986] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 426.257813] ? warn_alloc+0x120/0x120 [ 426.266634] 2701 total pagecache pages [ 426.270420] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 426.278970] 0 pages in swap cache [ 426.282749] ? warn_alloc+0x120/0x120 [ 426.286611] Swap cache stats: add 0, delete 0, find 0/0 [ 426.291629] ? print_usage_bug+0xc0/0xc0 [ 426.295053] Free swap = 0kB [ 426.298837] ? print_usage_bug+0xc0/0xc0 [ 426.304179] Total swap = 0kB [ 426.308222] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 426.311209] 1965979 pages RAM [ 426.315257] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 426.318259] 0 pages HighMem/MovableOnly [ 426.323433] ? should_fail+0x22d/0xd01 [ 426.326506] 342853 pages reserved [ 426.332030] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 426.335973] 0 pages cma reserved [ 426.339849] ? __lock_acquire+0x62f/0x4c20 [ 426.343422] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 426.348364] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 426.351702] syz-fuzzer cpuset=/ mems_allowed=0 [ 426.356012] ? should_fail+0x22d/0xd01 [ 426.379913] ? mark_held_locks+0x130/0x130 [ 426.384143] ? mark_held_locks+0x130/0x130 [ 426.388369] ? print_usage_bug+0xc0/0xc0 [ 426.392431] ? find_held_lock+0x36/0x1c0 [ 426.396496] ? zap_class+0x640/0x640 [ 426.400214] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.405747] ? check_preemption_disabled+0x48/0x280 [ 426.410767] ? __lock_is_held+0xb5/0x140 [ 426.414851] __alloc_pages_nodemask+0xa80/0xde0 [ 426.419509] ? zap_class+0x640/0x640 [ 426.423236] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 426.428268] ? find_held_lock+0x36/0x1c0 [ 426.432347] ? ____cache_alloc_node+0x1c7/0x1e0 [ 426.437013] ? lock_downgrade+0x900/0x900 [ 426.441170] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.446702] cache_grow_begin+0xa5/0x8c0 [ 426.450759] ? do_raw_spin_unlock+0xa7/0x330 [ 426.455180] fallback_alloc+0x204/0x2e0 [ 426.459153] ____cache_alloc_node+0x1c7/0x1e0 [ 426.463650] kmem_cache_alloc_node+0xe3/0x730 [ 426.468142] ? mark_held_locks+0xc7/0x130 [ 426.472291] __alloc_skb+0x119/0x770 [ 426.476012] ? netdev_alloc_frag+0x1f0/0x1f0 [ 426.480417] ? do_raw_spin_trylock+0x270/0x270 [ 426.485011] ? kmem_cache_alloc_trace+0x353/0x750 [ 426.489852] ? queue_work_on+0x12c/0x1e0 [ 426.493924] ? switchdev_port_obj_del+0xdc/0x440 [ 426.498696] ? switchdev_trans_item_enqueue+0x260/0x260 [ 426.504084] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 426.509100] __br_mdb_notify+0x4ff/0x15d0 [ 426.513254] ? __br_mdb_add+0x7f0/0x7f0 [ 426.517245] ? zap_class+0x640/0x640 [ 426.520964] ? br_multicast_group_expired+0x96/0x610 [ 426.526063] ? lock_downgrade+0x900/0x900 [ 426.530210] br_mdb_notify+0x310/0x410 [ 426.534095] ? br_mdb_dump+0x27b0/0x27b0 [ 426.538152] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.543702] br_multicast_group_expired+0x1bc/0x610 [ 426.548743] ? br_mdb_free+0x80/0x80 [ 426.552463] call_timer_fn+0x272/0x920 [ 426.556352] ? br_mdb_free+0x80/0x80 [ 426.560080] ? process_timeout+0x40/0x40 [ 426.564145] ? mark_held_locks+0xc7/0x130 [ 426.568305] ? _raw_spin_unlock_irq+0x27/0x80 [ 426.572830] ? _raw_spin_unlock_irq+0x27/0x80 [ 426.577327] ? br_mdb_free+0x80/0x80 [ 426.581209] ? lockdep_hardirqs_on+0x296/0x5b0 [ 426.585804] ? trace_hardirqs_on+0xbd/0x310 [ 426.590120] ? kasan_check_read+0x11/0x20 [ 426.594259] ? __run_timers+0x7da/0xc70 [ 426.598227] ? trace_hardirqs_off_caller+0x310/0x310 [ 426.603357] ? br_mdb_free+0x80/0x80 [ 426.607070] ? br_mdb_free+0x80/0x80 [ 426.610791] __run_timers+0x7e5/0xc70 [ 426.614591] ? timer_fixup_init+0x70/0x70 [ 426.618734] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 426.623744] ? zap_class+0x640/0x640 [ 426.627461] ? print_usage_bug+0xc0/0xc0 [ 426.631517] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 426.636708] ? find_held_lock+0x36/0x1c0 [ 426.640779] ? zap_class+0x640/0x640 [ 426.644492] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.650039] ? check_preemption_disabled+0x48/0x280 [ 426.655059] ? __lock_is_held+0xb5/0x140 [ 426.659117] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.664647] ? check_preemption_disabled+0x48/0x280 [ 426.669748] run_timer_softirq+0x52/0xb0 [ 426.673804] ? rcu_read_lock_sched_held+0x14f/0x180 [ 426.678903] __do_softirq+0x308/0xb7e [ 426.682702] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 426.687194] ? lock_downgrade+0x900/0x900 [ 426.691345] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 426.696482] ? pvclock_read_flags+0x160/0x160 [ 426.700994] ? lapic_next_event+0x5a/0x90 [ 426.705142] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.710679] ? kvm_clock_read+0x18/0x30 [ 426.714649] ? kvm_sched_clock_read+0x9/0x20 [ 426.719054] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 426.724604] ? check_preemption_disabled+0x48/0x280 [ 426.729647] irq_exit+0x17f/0x1c0 [ 426.733100] smp_apic_timer_interrupt+0x1cb/0x760 [ 426.737936] ? smp_reschedule_interrupt+0x109/0x650 [ 426.742950] ? smp_call_function_single_interrupt+0x650/0x650 [ 426.748830] ? interrupt_entry+0xb5/0xc0 [ 426.752889] ? trace_hardirqs_off_caller+0xbb/0x310 [ 426.757902] ? trace_hardirqs_off_caller+0xbb/0x310 [ 426.762914] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 426.767752] ? trace_hardirqs_on_caller+0x310/0x310 [ 426.772759] ? trace_hardirqs_on_caller+0x310/0x310 [ 426.777767] ? task_prio+0x50/0x50 [ 426.781479] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.787014] ? check_preemption_disabled+0x48/0x280 [ 426.792029] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 426.796874] apic_timer_interrupt+0xf/0x20 [ 426.801097] [ 426.803337] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 426.808349] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 426.827244] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 426.834944] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 426.842210] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 426.849474] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 426.856745] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 426.864008] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 426.871307] rcu_read_lock_held+0xa9/0xc0 [ 426.875446] list_lru_count_one+0x31a/0x450 [ 426.879771] ? list_lru_isolate_move+0x3c0/0x3c0 [ 426.884517] ? shmem_free_inode+0xd0/0xd0 [ 426.888664] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 426.894194] ? ubifs_shrink_count+0xc4/0x100 [ 426.898627] super_cache_count+0x153/0x2e0 [ 426.902860] do_shrink_slab+0x1b1/0xd30 [ 426.906846] ? lock_acquire+0x1ed/0x520 [ 426.910818] ? snapshot_refaults+0x290/0x290 [ 426.915234] ? lock_release+0xa00/0xa00 [ 426.919210] ? perf_trace_sched_process_exec+0x860/0x860 [ 426.924758] ? down_read_trylock+0xda/0x140 [ 426.929073] ? shrink_slab+0x207/0x8c0 [ 426.932955] ? downgrade_write+0x270/0x270 [ 426.937193] shrink_slab+0x389/0x8c0 [ 426.940902] ? shrink_active_list+0x1f00/0x1f00 [ 426.945572] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 426.951194] ? trace_hardirqs_on+0xbd/0x310 [ 426.955510] ? vmpressure+0x271/0x340 [ 426.959315] ? trace_hardirqs_off_caller+0x310/0x310 [ 426.964417] ? cgroup_procs_write_finish+0xf0/0xf0 [ 426.969359] shrink_node+0x431/0x16b0 [ 426.973157] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 426.978478] ? shrink_node_memcg+0x18f0/0x18f0 [ 426.983052] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 426.987632] ? trace_hardirqs_on+0xbd/0x310 [ 426.991961] ? vmpressure+0x271/0x340 [ 426.995756] ? do_raw_spin_unlock+0xa7/0x330 [ 427.000159] ? do_raw_spin_trylock+0x270/0x270 [ 427.004746] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 427.010341] ? __cpuset_node_allowed+0x19b/0x660 [ 427.015097] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 427.020802] ? vmpressure+0x1a2/0x340 [ 427.024607] do_try_to_free_pages+0x3e7/0x1290 [ 427.029210] ? shrink_node+0x16b0/0x16b0 [ 427.033385] ? __lock_is_held+0xb5/0x140 [ 427.037454] try_to_free_pages+0x4d0/0xb90 [ 427.041701] ? do_try_to_free_pages+0x1290/0x1290 [ 427.046584] ? lock_acquire+0x1ed/0x520 [ 427.050743] ? set_page_refcounted+0x280/0x280 [ 427.055328] ? lock_release+0xa00/0xa00 [ 427.059313] ? _raw_spin_unlock_irq+0x60/0x80 [ 427.063832] ? psi_memstall_enter+0x240/0x2b0 [ 427.068322] ? psi_memstall_tick+0x230/0x230 [ 427.072739] ? trace_hardirqs_off+0xb8/0x310 [ 427.077151] __alloc_pages_slowpath+0xa14/0x2e10 [ 427.081937] ? warn_alloc+0x120/0x120 [ 427.085733] ? mark_held_locks+0x130/0x130 [ 427.089994] ? warn_alloc+0x120/0x120 [ 427.093790] ? print_usage_bug+0xc0/0xc0 [ 427.097852] ? print_usage_bug+0xc0/0xc0 [ 427.101909] ? print_usage_bug+0xc0/0xc0 [ 427.105964] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.111495] ? should_fail+0x22d/0xd01 [ 427.115395] ? zap_class+0x640/0x640 [ 427.119108] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 427.124217] ? zap_class+0x640/0x640 [ 427.127926] ? zap_class+0x640/0x640 [ 427.131651] ? __lock_is_held+0xb5/0x140 [ 427.135711] ? zap_class+0x640/0x640 [ 427.139427] ? lock_release+0xa00/0xa00 [ 427.143399] ? perf_trace_sched_process_exec+0x860/0x860 [ 427.148863] ? check_preemption_disabled+0x48/0x280 [ 427.153905] ? __might_sleep+0x95/0x190 [ 427.157894] __alloc_pages_nodemask+0xa80/0xde0 [ 427.162589] ? zap_class+0x640/0x640 [ 427.166315] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 427.171336] ? mark_held_locks+0xc7/0x130 [ 427.175484] ? cache_grow_begin+0x65/0x8c0 [ 427.179713] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 427.184301] ? trace_hardirqs_on+0xbd/0x310 [ 427.188615] ? fallback_alloc+0x204/0x2e0 [ 427.192761] ? trace_hardirqs_off_caller+0x310/0x310 [ 427.197861] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 427.203395] cache_grow_begin+0xa5/0x8c0 [ 427.207455] ? do_raw_spin_unlock+0xa7/0x330 [ 427.211862] fallback_alloc+0x204/0x2e0 [ 427.215832] ____cache_alloc_node+0x1c7/0x1e0 [ 427.220322] kmem_cache_alloc_trace+0x214/0x750 [ 427.225099] do_syslog+0xb9b/0x1690 [ 427.228728] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 427.233742] ? finish_wait+0x430/0x430 [ 427.237646] ? aa_path_link+0x5e0/0x5e0 [ 427.241867] kmsg_read+0x8f/0xc0 [ 427.245233] ? kmsg_poll+0xb0/0xb0 [ 427.248770] proc_reg_read+0x2a3/0x3d0 [ 427.252660] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 427.257587] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 427.262171] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.267733] ? fsnotify+0x4e5/0xf20 [ 427.271372] __vfs_read+0x117/0x9b0 [ 427.275010] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 427.279950] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 427.284879] ? vfs_copy_file_range+0xb90/0xb90 [ 427.289474] ? fsnotify+0xf20/0xf20 [ 427.293098] ? fsnotify_first_mark+0x350/0x350 [ 427.297692] ? security_file_permission+0x1c2/0x220 [ 427.302705] ? rw_verify_area+0x118/0x360 [ 427.306880] vfs_read+0x17f/0x3c0 [ 427.310331] ksys_read+0x101/0x260 [ 427.313871] ? kernel_write+0x120/0x120 [ 427.317846] ? trace_hardirqs_off_caller+0x310/0x310 [ 427.322945] __x64_sys_read+0x73/0xb0 [ 427.326746] do_syscall_64+0x1b9/0x820 [ 427.330625] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 427.335984] ? syscall_return_slowpath+0x5e0/0x5e0 [ 427.340907] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.345746] ? trace_hardirqs_on_caller+0x310/0x310 [ 427.350775] ? prepare_exit_to_usermode+0x291/0x3b0 [ 427.355793] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.360643] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 427.365826] RIP: 0033:0x7f126a43d1fd [ 427.369543] Code: Bad RIP value. [ 427.372897] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 427.380609] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 427.387872] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 427.395131] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 427.402392] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 427.409669] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 427.416958] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 427.417123] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 427.423972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 427.434110] rsyslogd cpuset=/ mems_allowed=0 [ 427.443445] Call Trace: [ 427.450395] [ 427.452546] dump_stack+0x244/0x39d [ 427.456174] ? dump_stack_print_info.cold.1+0x20/0x20 [ 427.461370] warn_alloc.cold.116+0xb7/0x1bd [ 427.465690] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 427.470549] ? lock_downgrade+0x900/0x900 [ 427.474696] ? trace_hardirqs_off+0xb8/0x310 [ 427.479105] ? trace_hardirqs_off+0xb8/0x310 [ 427.483516] __alloc_pages_slowpath+0x26e8/0x2e10 [ 427.488496] ? warn_alloc+0x120/0x120 [ 427.492294] ? warn_alloc+0x120/0x120 [ 427.496111] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 427.501136] ? warn_alloc+0x120/0x120 [ 427.504931] ? print_usage_bug+0xc0/0xc0 [ 427.508989] ? print_usage_bug+0xc0/0xc0 [ 427.513074] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 427.518279] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.523844] ? should_fail+0x22d/0xd01 [ 427.527732] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 427.532834] ? __lock_acquire+0x62f/0x4c20 [ 427.537066] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 427.542163] ? should_fail+0x22d/0xd01 [ 427.546065] ? mark_held_locks+0x130/0x130 [ 427.550300] ? mark_held_locks+0x130/0x130 [ 427.554535] ? print_usage_bug+0xc0/0xc0 [ 427.558600] ? find_held_lock+0x36/0x1c0 [ 427.562664] ? zap_class+0x640/0x640 [ 427.566379] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.571912] ? check_preemption_disabled+0x48/0x280 [ 427.576930] ? __lock_is_held+0xb5/0x140 [ 427.580995] __alloc_pages_nodemask+0xa80/0xde0 [ 427.585658] ? zap_class+0x640/0x640 [ 427.589390] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 427.594412] ? find_held_lock+0x36/0x1c0 [ 427.598482] ? ____cache_alloc_node+0x1c7/0x1e0 [ 427.603146] ? lock_downgrade+0x900/0x900 [ 427.607312] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.612848] cache_grow_begin+0xa5/0x8c0 [ 427.616926] ? do_raw_spin_unlock+0xa7/0x330 [ 427.621466] fallback_alloc+0x204/0x2e0 [ 427.625442] ____cache_alloc_node+0x1c7/0x1e0 [ 427.629952] kmem_cache_alloc_node+0xe3/0x730 [ 427.634477] ? mark_held_locks+0xc7/0x130 [ 427.638629] __alloc_skb+0x119/0x770 [ 427.642343] ? netdev_alloc_frag+0x1f0/0x1f0 [ 427.646841] ? do_raw_spin_trylock+0x270/0x270 [ 427.651436] ? kmem_cache_alloc_trace+0x353/0x750 [ 427.656279] ? queue_work_on+0x12c/0x1e0 [ 427.660338] ? switchdev_port_obj_del+0xdc/0x440 [ 427.665089] ? switchdev_trans_item_enqueue+0x260/0x260 [ 427.670452] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 427.675472] __br_mdb_notify+0x4ff/0x15d0 [ 427.679626] ? __br_mdb_add+0x7f0/0x7f0 [ 427.683699] ? zap_class+0x640/0x640 [ 427.687422] ? br_multicast_group_expired+0x96/0x610 [ 427.692520] ? lock_downgrade+0x900/0x900 [ 427.696666] br_mdb_notify+0x310/0x410 [ 427.700553] ? br_mdb_dump+0x27b0/0x27b0 [ 427.704621] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.710169] br_multicast_group_expired+0x1bc/0x610 [ 427.715182] ? br_mdb_free+0x80/0x80 [ 427.718899] call_timer_fn+0x272/0x920 [ 427.722795] ? br_mdb_free+0x80/0x80 [ 427.726504] ? process_timeout+0x40/0x40 [ 427.730569] ? mark_held_locks+0xc7/0x130 [ 427.734709] ? _raw_spin_unlock_irq+0x27/0x80 [ 427.739191] ? _raw_spin_unlock_irq+0x27/0x80 [ 427.743679] ? br_mdb_free+0x80/0x80 [ 427.747405] ? lockdep_hardirqs_on+0x296/0x5b0 [ 427.751976] ? trace_hardirqs_on+0xbd/0x310 [ 427.756287] ? kasan_check_read+0x11/0x20 [ 427.760428] ? __run_timers+0x7da/0xc70 [ 427.764403] ? trace_hardirqs_off_caller+0x310/0x310 [ 427.769503] ? br_mdb_free+0x80/0x80 [ 427.773219] ? br_mdb_free+0x80/0x80 [ 427.776944] __run_timers+0x7e5/0xc70 [ 427.780756] ? timer_fixup_init+0x70/0x70 [ 427.784904] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 427.789911] ? zap_class+0x640/0x640 [ 427.793625] ? print_usage_bug+0xc0/0xc0 [ 427.797686] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 427.802873] ? find_held_lock+0x36/0x1c0 [ 427.806930] ? zap_class+0x640/0x640 [ 427.810660] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.816195] ? check_preemption_disabled+0x48/0x280 [ 427.821215] ? __lock_is_held+0xb5/0x140 [ 427.825285] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.830843] ? check_preemption_disabled+0x48/0x280 [ 427.835855] run_timer_softirq+0x52/0xb0 [ 427.839915] ? rcu_read_lock_sched_held+0x14f/0x180 [ 427.844926] __do_softirq+0x308/0xb7e [ 427.848726] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 427.853305] ? lock_downgrade+0x900/0x900 [ 427.857449] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 427.862555] ? pvclock_read_flags+0x160/0x160 [ 427.867135] ? lapic_next_event+0x5a/0x90 [ 427.871291] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.876837] ? kvm_clock_read+0x18/0x30 [ 427.880825] ? kvm_sched_clock_read+0x9/0x20 [ 427.885252] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.890805] ? check_preemption_disabled+0x48/0x280 [ 427.895837] irq_exit+0x17f/0x1c0 [ 427.899370] smp_apic_timer_interrupt+0x1cb/0x760 [ 427.904203] ? smp_reschedule_interrupt+0x109/0x650 [ 427.909220] ? smp_call_function_single_interrupt+0x650/0x650 [ 427.915103] ? interrupt_entry+0xb5/0xc0 [ 427.919158] ? trace_hardirqs_off_caller+0xbb/0x310 [ 427.924170] ? trace_hardirqs_off_caller+0xbb/0x310 [ 427.929194] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.934048] ? trace_hardirqs_on_caller+0x310/0x310 [ 427.939056] ? trace_hardirqs_on_caller+0x310/0x310 [ 427.944065] ? task_prio+0x50/0x50 [ 427.947608] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.953141] ? check_preemption_disabled+0x48/0x280 [ 427.958154] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.962996] apic_timer_interrupt+0xf/0x20 [ 427.967222] [ 427.969460] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 427.974488] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 427.993383] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 428.001087] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 428.008346] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 428.015606] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 428.022869] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 428.030139] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 428.037418] ? list_lru_count_one+0x1c4/0x450 [ 428.042006] list_lru_count_one+0x2fb/0x450 [ 428.046330] ? list_lru_isolate_move+0x3c0/0x3c0 [ 428.051084] ? deferred_split_count+0x65/0x170 [ 428.055655] ? shrink_huge_zero_page_count+0xc8/0x100 [ 428.060841] super_cache_count+0x153/0x2e0 [ 428.065071] do_shrink_slab+0x1b1/0xd30 [ 428.069060] ? lock_acquire+0x1ed/0x520 [ 428.073272] ? snapshot_refaults+0x290/0x290 [ 428.077701] ? lock_release+0xa00/0xa00 [ 428.081681] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 428.086615] ? down_read_trylock+0xda/0x140 [ 428.090926] ? shrink_slab+0x207/0x8c0 [ 428.094811] ? downgrade_write+0x270/0x270 [ 428.099064] shrink_slab+0x389/0x8c0 [ 428.102843] ? shrink_active_list+0x1f00/0x1f00 [ 428.107509] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 428.113127] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 428.118245] ? cgroup_procs_write_finish+0xf0/0xf0 [ 428.123194] ? find_held_lock+0x36/0x1c0 [ 428.127282] shrink_node+0x431/0x16b0 [ 428.131077] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 428.136389] ? shrink_node_memcg+0x18f0/0x18f0 [ 428.140972] ? kvm_clock_read+0x18/0x30 [ 428.144942] ? ktime_get+0x2c1/0x400 [ 428.148662] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 428.153159] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 428.158693] ? __cpuset_node_allowed+0x19b/0x660 [ 428.163452] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 428.169261] ? delayacct_end+0x5a/0x100 [ 428.173354] do_try_to_free_pages+0x3e7/0x1290 [ 428.177925] ? zap_class+0x640/0x640 [ 428.181646] ? shrink_node+0x16b0/0x16b0 [ 428.185717] ? __lock_is_held+0xb5/0x140 [ 428.189797] try_to_free_pages+0x4d0/0xb90 [ 428.194037] ? do_try_to_free_pages+0x1290/0x1290 [ 428.198902] ? lock_acquire+0x1ed/0x520 [ 428.202871] ? set_page_refcounted+0x280/0x280 [ 428.207446] ? lock_release+0xa00/0xa00 [ 428.211416] ? _raw_spin_unlock_irq+0x60/0x80 [ 428.215910] ? psi_memstall_enter+0x240/0x2b0 [ 428.220416] ? psi_memstall_tick+0x230/0x230 [ 428.224827] __alloc_pages_slowpath+0xa14/0x2e10 [ 428.229611] ? warn_alloc+0x120/0x120 [ 428.233404] ? mark_held_locks+0x130/0x130 [ 428.237637] ? find_get_entry+0xaae/0x1120 [ 428.241877] ? filemap_map_pages+0x1a20/0x1a20 [ 428.246458] ? zap_class+0x640/0x640 [ 428.250260] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.255795] ? check_preemption_disabled+0x48/0x280 [ 428.260816] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.266431] ? should_fail+0x22d/0xd01 [ 428.270317] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 428.275416] ? zap_class+0x640/0x640 [ 428.279169] ? __lock_is_held+0xb5/0x140 [ 428.283233] ? mark_held_locks+0x130/0x130 [ 428.287465] ? lock_release+0xa00/0xa00 [ 428.291460] ? perf_trace_sched_process_exec+0x860/0x860 [ 428.296906] ? xa_load+0x2ba/0x460 [ 428.300564] ? lock_downgrade+0x900/0x900 [ 428.304730] ? __might_sleep+0x95/0x190 [ 428.308708] __alloc_pages_nodemask+0xa80/0xde0 [ 428.313383] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 428.318409] ? __page_cache_alloc+0x191/0x5c0 [ 428.322912] ? xa_load+0x2e1/0x460 [ 428.326449] ? xa_clear_mark+0x40/0x40 [ 428.330332] ? zap_class+0x640/0x640 [ 428.334077] ? zap_class+0x640/0x640 [ 428.337783] ? zap_class+0x640/0x640 [ 428.341495] ? __do_page_cache_readahead+0x663/0x810 [ 428.346600] ? find_held_lock+0x36/0x1c0 [ 428.350664] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 428.356223] alloc_pages_current+0x173/0x350 [ 428.360635] __page_cache_alloc+0x38c/0x5c0 [ 428.364954] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 428.369883] ? kasan_check_read+0x11/0x20 [ 428.374021] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 428.379293] ? generic_perform_write+0x6a0/0x6a0 [ 428.384248] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.389775] ? check_preemption_disabled+0x48/0x280 [ 428.394788] filemap_fault+0x1595/0x25f0 [ 428.398858] ? __lock_page_or_retry+0xa00/0xa00 [ 428.403537] ? mark_held_locks+0x130/0x130 [ 428.407809] ? filemap_map_pages+0xd6b/0x1a20 [ 428.412301] ? lock_downgrade+0x900/0x900 [ 428.416467] ? check_preemption_disabled+0x48/0x280 [ 428.421487] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 428.426411] ? kasan_check_read+0x11/0x20 [ 428.430644] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 428.435911] ? rcu_softirq_qs+0x20/0x20 [ 428.439889] ? filemap_map_pages+0xd92/0x1a20 [ 428.444493] ? find_get_entries_tag+0x1400/0x1400 [ 428.449329] ? debug_object_destroy+0x2b0/0x2b0 [ 428.454079] ? lock_pi_update_atomic+0x150/0x150 [ 428.458847] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.464460] ? lock_acquire+0x1ed/0x520 [ 428.468437] ? ext4_filemap_fault+0x7a/0xad [ 428.472757] ? lock_release+0xa00/0xa00 [ 428.476740] ? perf_trace_sched_process_exec+0x860/0x860 [ 428.482217] ? print_usage_bug+0xc0/0xc0 [ 428.486279] ? print_usage_bug+0xc0/0xc0 [ 428.490346] ? down_read+0x8d/0x120 [ 428.494054] ? ext4_filemap_fault+0x7a/0xad [ 428.498382] ? __down_interruptible+0x700/0x700 [ 428.503051] ext4_filemap_fault+0x82/0xad [ 428.507201] __do_fault+0x100/0x6b0 [ 428.510827] ? pmd_devmap_trans_unstable+0x220/0x220 [ 428.515930] ? mark_held_locks+0x130/0x130 [ 428.520163] ? mark_held_locks+0x130/0x130 [ 428.524400] ? __might_fault+0x12b/0x1e0 [ 428.528459] ? lock_downgrade+0x900/0x900 [ 428.532604] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.538152] __handle_mm_fault+0x3ea0/0x5be0 [ 428.542566] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 428.547421] ? _copy_to_user+0xc8/0x110 [ 428.551407] ? zap_class+0x640/0x640 [ 428.555117] ? zap_class+0x640/0x640 [ 428.558824] ? __x64_sys_futex+0x53e/0x6a0 [ 428.563144] ? find_held_lock+0x36/0x1c0 [ 428.567214] ? handle_mm_fault+0x42a/0xc70 [ 428.571446] ? lock_downgrade+0x900/0x900 [ 428.575597] ? check_preemption_disabled+0x48/0x280 [ 428.580616] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 428.585537] ? kasan_check_read+0x11/0x20 [ 428.589778] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 428.595061] ? rcu_softirq_qs+0x20/0x20 [ 428.599039] ? trace_hardirqs_off_caller+0x310/0x310 [ 428.604136] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.609667] ? check_preemption_disabled+0x48/0x280 [ 428.614684] handle_mm_fault+0x54f/0xc70 [ 428.618750] ? __handle_mm_fault+0x5be0/0x5be0 [ 428.623359] ? find_vma+0x34/0x190 [ 428.626900] __do_page_fault+0x5e8/0xe60 [ 428.631057] ? trace_hardirqs_off+0xb8/0x310 [ 428.635470] do_page_fault+0xf2/0x7e0 [ 428.639279] ? vmalloc_sync_all+0x30/0x30 [ 428.643425] ? error_entry+0x70/0xd0 [ 428.647141] ? trace_hardirqs_off_caller+0xbb/0x310 [ 428.652150] ? trace_hardirqs_on_caller+0xc0/0x310 [ 428.657087] ? syscall_return_slowpath+0x5e0/0x5e0 [ 428.662012] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 428.666853] ? trace_hardirqs_on_caller+0x310/0x310 [ 428.671866] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 428.677319] ? prepare_exit_to_usermode+0x291/0x3b0 [ 428.682348] ? page_fault+0x8/0x30 [ 428.685898] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 428.690742] ? page_fault+0x8/0x30 [ 428.694283] page_fault+0x1e/0x30 [ 428.697738] RIP: 0033:0x45ddf3 [ 428.700938] Code: Bad RIP value. [ 428.704298] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 428.709700] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 428.716967] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 428.724236] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 428.731505] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 428.738777] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 428.746067] warn_alloc_show_mem: 1 callbacks suppressed [ 428.746076] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 428.746078] Mem-Info: [ 428.746105] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 428.746105] active_file:13 inactive_file:12 isolated_file:0 [ 428.746105] unevictable:0 dirty:0 writeback:0 unstable:0 [ 428.746105] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 428.746105] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 428.746105] free:13770 free_pcp:132 free_cma:0 [ 428.751449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 428.758287] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 428.760682] Call Trace: [ 428.793855] 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 [ 428.803238] [ 428.831063] lowmem_reserve[]: 0 2818 6321 6321 [ 428.833661] dump_stack+0x244/0x39d [ 428.859743] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 428.861896] ? dump_stack_print_info.cold.1+0x20/0x20 [ 428.866439] lowmem_reserve[]: 0 0 3503 3503 [ 428.870071] warn_alloc.cold.116+0xb7/0x1bd [ 428.897373] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 428.902573] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 428.906860] lowmem_reserve[]: 0 0 0 0 [ 428.911187] ? lock_downgrade+0x900/0x900 [ 428.940217] 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 [ 428.945067] ? trace_hardirqs_off+0xb8/0x310 [ 428.948827] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 428.952974] ? trace_hardirqs_off+0xb8/0x310 [ 428.966470] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 428.970878] __alloc_pages_slowpath+0x26e8/0x2e10 [ 428.986111] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 428.990527] ? warn_alloc+0x120/0x120 [ 429.005564] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 429.005572] 2701 total pagecache pages [ 429.010411] ? warn_alloc+0x120/0x120 [ 429.019221] 0 pages in swap cache [ 429.023006] ? warn_alloc+0x120/0x120 [ 429.031552] Swap cache stats: add 0, delete 0, find 0/0 [ 429.035439] ? print_usage_bug+0xc0/0xc0 [ 429.039225] Free swap = 0kB [ 429.042664] ? print_usage_bug+0xc0/0xc0 [ 429.046439] Total swap = 0kB [ 429.051786] ? mark_held_locks+0x130/0x130 [ 429.055819] 1965979 pages RAM [ 429.058825] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.062858] 0 pages HighMem/MovableOnly [ 429.065862] ? should_fail+0x22d/0xd01 [ 429.070065] 342853 pages reserved [ 429.073154] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 429.078673] 0 pages cma reserved [ 429.082630] ? __lock_acquire+0x62f/0x4c20 [ 429.086666] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 429.089932] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 429.095015] syz-fuzzer cpuset=/ mems_allowed=0 [ 429.098391] ? should_fail+0x22d/0xd01 [ 429.126358] ? mark_held_locks+0x130/0x130 [ 429.130611] ? mark_held_locks+0x130/0x130 [ 429.134866] ? print_usage_bug+0xc0/0xc0 [ 429.138926] ? find_held_lock+0x36/0x1c0 [ 429.142983] ? zap_class+0x640/0x640 [ 429.146692] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.152224] ? check_preemption_disabled+0x48/0x280 [ 429.157245] ? __lock_is_held+0xb5/0x140 [ 429.161323] __alloc_pages_nodemask+0xa80/0xde0 [ 429.165991] ? zap_class+0x640/0x640 [ 429.169707] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 429.174743] ? find_held_lock+0x36/0x1c0 [ 429.178809] ? ____cache_alloc_node+0x1c7/0x1e0 [ 429.183490] ? lock_downgrade+0x900/0x900 [ 429.187637] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.193194] cache_grow_begin+0xa5/0x8c0 [ 429.197263] ? do_raw_spin_unlock+0xa7/0x330 [ 429.201668] fallback_alloc+0x204/0x2e0 [ 429.205642] ____cache_alloc_node+0x1c7/0x1e0 [ 429.210137] kmem_cache_alloc_node+0xe3/0x730 [ 429.214633] ? mark_held_locks+0xc7/0x130 [ 429.218873] __alloc_skb+0x119/0x770 [ 429.222592] ? netdev_alloc_frag+0x1f0/0x1f0 [ 429.226991] ? do_raw_spin_trylock+0x270/0x270 [ 429.231567] ? kmem_cache_alloc_trace+0x353/0x750 [ 429.236424] ? queue_work_on+0x12c/0x1e0 [ 429.240835] ? switchdev_port_obj_del+0xdc/0x440 [ 429.245587] ? switchdev_trans_item_enqueue+0x260/0x260 [ 429.251053] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 429.256066] __br_mdb_notify+0x4ff/0x15d0 [ 429.260227] ? __br_mdb_add+0x7f0/0x7f0 [ 429.264233] ? zap_class+0x640/0x640 [ 429.267973] ? br_multicast_group_expired+0x96/0x610 [ 429.273081] ? lock_downgrade+0x900/0x900 [ 429.277224] br_mdb_notify+0x310/0x410 [ 429.281112] ? br_mdb_dump+0x27b0/0x27b0 [ 429.285191] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.290730] br_multicast_group_expired+0x1bc/0x610 [ 429.295743] ? br_mdb_free+0x80/0x80 [ 429.299600] call_timer_fn+0x272/0x920 [ 429.303482] ? br_mdb_free+0x80/0x80 [ 429.307190] ? process_timeout+0x40/0x40 [ 429.311266] ? mark_held_locks+0xc7/0x130 [ 429.315414] ? _raw_spin_unlock_irq+0x27/0x80 [ 429.319988] ? _raw_spin_unlock_irq+0x27/0x80 [ 429.324478] ? br_mdb_free+0x80/0x80 [ 429.328201] ? lockdep_hardirqs_on+0x296/0x5b0 [ 429.332779] ? trace_hardirqs_on+0xbd/0x310 [ 429.337114] ? kasan_check_read+0x11/0x20 [ 429.341249] ? __run_timers+0x7da/0xc70 [ 429.345219] ? trace_hardirqs_off_caller+0x310/0x310 [ 429.350320] ? br_mdb_free+0x80/0x80 [ 429.354133] ? br_mdb_free+0x80/0x80 [ 429.357846] __run_timers+0x7e5/0xc70 [ 429.361742] ? timer_fixup_init+0x70/0x70 [ 429.365890] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 429.370905] ? zap_class+0x640/0x640 [ 429.374616] ? print_usage_bug+0xc0/0xc0 [ 429.378673] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 429.383875] ? find_held_lock+0x36/0x1c0 [ 429.387947] ? zap_class+0x640/0x640 [ 429.391659] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.397192] ? check_preemption_disabled+0x48/0x280 [ 429.402213] ? __lock_is_held+0xb5/0x140 [ 429.406273] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.411801] ? check_preemption_disabled+0x48/0x280 [ 429.416820] run_timer_softirq+0x52/0xb0 [ 429.420883] ? rcu_read_lock_sched_held+0x14f/0x180 [ 429.425893] __do_softirq+0x308/0xb7e [ 429.429706] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 429.434193] ? lock_downgrade+0x900/0x900 [ 429.438340] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 429.443446] ? pvclock_read_flags+0x160/0x160 [ 429.447939] ? lapic_next_event+0x5a/0x90 [ 429.452083] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.457622] ? kvm_clock_read+0x18/0x30 [ 429.461693] ? kvm_sched_clock_read+0x9/0x20 [ 429.466215] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.471744] ? check_preemption_disabled+0x48/0x280 [ 429.476758] irq_exit+0x17f/0x1c0 [ 429.480205] smp_apic_timer_interrupt+0x1cb/0x760 [ 429.485049] ? smp_reschedule_interrupt+0x109/0x650 [ 429.490061] ? smp_call_function_single_interrupt+0x650/0x650 [ 429.495942] ? interrupt_entry+0xb5/0xc0 [ 429.499999] ? trace_hardirqs_off_caller+0xbb/0x310 [ 429.505003] ? trace_hardirqs_off_caller+0xbb/0x310 [ 429.510024] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 429.514869] ? trace_hardirqs_on_caller+0x310/0x310 [ 429.519896] ? trace_hardirqs_on_caller+0x310/0x310 [ 429.524903] ? task_prio+0x50/0x50 [ 429.528440] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.533972] ? check_preemption_disabled+0x48/0x280 [ 429.538988] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 429.543831] apic_timer_interrupt+0xf/0x20 [ 429.548204] [ 429.550442] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 429.555539] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 429.574431] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 429.582242] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 429.589506] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 429.596772] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 429.604048] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 429.611306] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 429.618587] rcu_read_lock_held+0xa9/0xc0 [ 429.622744] list_lru_count_one+0x31a/0x450 [ 429.627071] ? list_lru_isolate_move+0x3c0/0x3c0 [ 429.631848] ? shmem_free_inode+0xd0/0xd0 [ 429.635993] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.641529] ? ubifs_shrink_count+0xc4/0x100 [ 429.645939] super_cache_count+0x153/0x2e0 [ 429.650180] do_shrink_slab+0x1b1/0xd30 [ 429.654161] ? lock_acquire+0x1ed/0x520 [ 429.658174] ? snapshot_refaults+0x290/0x290 [ 429.662579] ? lock_release+0xa00/0xa00 [ 429.666553] ? perf_trace_sched_process_exec+0x860/0x860 [ 429.672021] ? down_read_trylock+0xda/0x140 [ 429.676420] ? shrink_slab+0x207/0x8c0 [ 429.680306] ? downgrade_write+0x270/0x270 [ 429.684559] shrink_slab+0x389/0x8c0 [ 429.688368] ? shrink_active_list+0x1f00/0x1f00 [ 429.693042] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 429.698665] ? trace_hardirqs_on+0xbd/0x310 [ 429.702983] ? vmpressure+0x271/0x340 [ 429.706791] ? trace_hardirqs_off_caller+0x310/0x310 [ 429.711890] ? cgroup_procs_write_finish+0xf0/0xf0 [ 429.716830] shrink_node+0x431/0x16b0 [ 429.720634] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 429.725920] ? shrink_node_memcg+0x18f0/0x18f0 [ 429.730492] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 429.735072] ? trace_hardirqs_on+0xbd/0x310 [ 429.739385] ? vmpressure+0x271/0x340 [ 429.743213] ? do_raw_spin_unlock+0xa7/0x330 [ 429.747615] ? do_raw_spin_trylock+0x270/0x270 [ 429.752198] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 429.757730] ? __cpuset_node_allowed+0x19b/0x660 [ 429.762483] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 429.768196] ? vmpressure+0x1a2/0x340 [ 429.772010] do_try_to_free_pages+0x3e7/0x1290 [ 429.776630] ? shrink_node+0x16b0/0x16b0 [ 429.780685] ? __lock_is_held+0xb5/0x140 [ 429.784761] try_to_free_pages+0x4d0/0xb90 [ 429.788990] ? do_try_to_free_pages+0x1290/0x1290 [ 429.793842] ? lock_acquire+0x1ed/0x520 [ 429.797831] ? set_page_refcounted+0x280/0x280 [ 429.802414] ? lock_release+0xa00/0xa00 [ 429.806387] ? _raw_spin_unlock_irq+0x60/0x80 [ 429.810878] ? psi_memstall_enter+0x240/0x2b0 [ 429.815371] ? psi_memstall_tick+0x230/0x230 [ 429.819784] ? trace_hardirqs_off+0xb8/0x310 [ 429.824206] __alloc_pages_slowpath+0xa14/0x2e10 [ 429.828979] ? warn_alloc+0x120/0x120 [ 429.832782] ? mark_held_locks+0x130/0x130 [ 429.837027] ? warn_alloc+0x120/0x120 [ 429.840828] ? print_usage_bug+0xc0/0xc0 [ 429.844884] ? print_usage_bug+0xc0/0xc0 [ 429.848941] ? print_usage_bug+0xc0/0xc0 [ 429.852997] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.858529] ? should_fail+0x22d/0xd01 [ 429.862435] ? zap_class+0x640/0x640 [ 429.866165] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 429.871261] ? zap_class+0x640/0x640 [ 429.874973] ? zap_class+0x640/0x640 [ 429.878714] ? __lock_is_held+0xb5/0x140 [ 429.882779] ? zap_class+0x640/0x640 [ 429.886491] ? lock_release+0xa00/0xa00 [ 429.890458] ? perf_trace_sched_process_exec+0x860/0x860 [ 429.895906] ? check_preemption_disabled+0x48/0x280 [ 429.900924] ? __might_sleep+0x95/0x190 [ 429.904896] __alloc_pages_nodemask+0xa80/0xde0 [ 429.909562] ? zap_class+0x640/0x640 [ 429.913364] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 429.918384] ? mark_held_locks+0xc7/0x130 [ 429.922536] ? cache_grow_begin+0x65/0x8c0 [ 429.926775] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 429.931352] ? trace_hardirqs_on+0xbd/0x310 [ 429.935666] ? fallback_alloc+0x204/0x2e0 [ 429.939821] ? trace_hardirqs_off_caller+0x310/0x310 [ 429.944923] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 429.950547] cache_grow_begin+0xa5/0x8c0 [ 429.954690] ? do_raw_spin_unlock+0xa7/0x330 [ 429.959098] fallback_alloc+0x204/0x2e0 [ 429.963089] ____cache_alloc_node+0x1c7/0x1e0 [ 429.967609] kmem_cache_alloc_trace+0x214/0x750 [ 429.972284] do_syslog+0xb9b/0x1690 [ 429.975914] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 429.980949] ? finish_wait+0x430/0x430 [ 429.984843] ? aa_path_link+0x5e0/0x5e0 [ 429.988912] kmsg_read+0x8f/0xc0 [ 429.992274] ? kmsg_poll+0xb0/0xb0 [ 429.995810] proc_reg_read+0x2a3/0x3d0 [ 429.999700] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 430.004625] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 430.009207] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.014739] ? fsnotify+0x4e5/0xf20 [ 430.018380] __vfs_read+0x117/0x9b0 [ 430.022000] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 430.026923] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 430.031866] ? vfs_copy_file_range+0xb90/0xb90 [ 430.036442] ? fsnotify+0xf20/0xf20 [ 430.040075] ? fsnotify_first_mark+0x350/0x350 [ 430.044672] ? security_file_permission+0x1c2/0x220 [ 430.049697] ? rw_verify_area+0x118/0x360 [ 430.053841] vfs_read+0x17f/0x3c0 [ 430.057293] ksys_read+0x101/0x260 [ 430.060832] ? kernel_write+0x120/0x120 [ 430.064803] ? trace_hardirqs_off_caller+0x310/0x310 [ 430.069903] __x64_sys_read+0x73/0xb0 [ 430.074183] do_syscall_64+0x1b9/0x820 [ 430.078066] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 430.083420] ? syscall_return_slowpath+0x5e0/0x5e0 [ 430.088343] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 430.093183] ? trace_hardirqs_on_caller+0x310/0x310 [ 430.098195] ? prepare_exit_to_usermode+0x291/0x3b0 [ 430.103210] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 430.108070] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 430.113255] RIP: 0033:0x7f126a43d1fd [ 430.116976] Code: Bad RIP value. [ 430.120330] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 430.128045] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 430.135314] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 430.142574] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 430.149836] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 430.157110] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 430.164411] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 430.164558] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 430.171426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 430.181481] rsyslogd cpuset=/ mems_allowed=0 [ 430.190815] Call Trace: [ 430.197870] [ 430.200017] dump_stack+0x244/0x39d [ 430.203653] ? dump_stack_print_info.cold.1+0x20/0x20 [ 430.208847] warn_alloc.cold.116+0xb7/0x1bd [ 430.213165] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 430.218008] ? lock_downgrade+0x900/0x900 [ 430.222160] ? trace_hardirqs_off+0xb8/0x310 [ 430.226570] ? trace_hardirqs_off+0xb8/0x310 [ 430.230984] __alloc_pages_slowpath+0x26e8/0x2e10 [ 430.235846] ? warn_alloc+0x120/0x120 [ 430.239647] ? warn_alloc+0x120/0x120 [ 430.243446] ? warn_alloc+0x120/0x120 [ 430.247242] ? print_usage_bug+0xc0/0xc0 [ 430.251301] ? print_usage_bug+0xc0/0xc0 [ 430.255467] ? mark_held_locks+0x130/0x130 [ 430.259703] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.265237] ? should_fail+0x22d/0xd01 [ 430.269127] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 430.274225] ? __lock_acquire+0x62f/0x4c20 [ 430.278458] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 430.283551] ? should_fail+0x22d/0xd01 [ 430.287443] ? mark_held_locks+0x130/0x130 [ 430.291674] ? mark_held_locks+0x130/0x130 [ 430.295900] ? print_usage_bug+0xc0/0xc0 [ 430.299977] ? find_held_lock+0x36/0x1c0 [ 430.304036] ? zap_class+0x640/0x640 [ 430.307750] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.313281] ? check_preemption_disabled+0x48/0x280 [ 430.318311] ? __lock_is_held+0xb5/0x140 [ 430.322372] __alloc_pages_nodemask+0xa80/0xde0 [ 430.327038] ? zap_class+0x640/0x640 [ 430.330752] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 430.335786] ? find_held_lock+0x36/0x1c0 [ 430.339851] ? ____cache_alloc_node+0x1c7/0x1e0 [ 430.344516] ? lock_downgrade+0x900/0x900 [ 430.348670] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.354207] cache_grow_begin+0xa5/0x8c0 [ 430.358265] ? do_raw_spin_unlock+0xa7/0x330 [ 430.362674] fallback_alloc+0x204/0x2e0 [ 430.366660] ____cache_alloc_node+0x1c7/0x1e0 [ 430.371160] kmem_cache_alloc_node+0xe3/0x730 [ 430.375650] ? mark_held_locks+0xc7/0x130 [ 430.379801] __alloc_skb+0x119/0x770 [ 430.383522] ? netdev_alloc_frag+0x1f0/0x1f0 [ 430.387925] ? do_raw_spin_trylock+0x270/0x270 [ 430.392503] ? kmem_cache_alloc_trace+0x353/0x750 [ 430.397343] ? queue_work_on+0x12c/0x1e0 [ 430.401405] ? switchdev_port_obj_del+0xdc/0x440 [ 430.406158] ? switchdev_trans_item_enqueue+0x260/0x260 [ 430.411517] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 430.416533] __br_mdb_notify+0x4ff/0x15d0 [ 430.420686] ? __br_mdb_add+0x7f0/0x7f0 [ 430.424663] ? zap_class+0x640/0x640 [ 430.428380] ? br_multicast_group_expired+0x96/0x610 [ 430.433480] ? lock_downgrade+0x900/0x900 [ 430.437626] br_mdb_notify+0x310/0x410 [ 430.441530] ? br_mdb_dump+0x27b0/0x27b0 [ 430.445601] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.451142] br_multicast_group_expired+0x1bc/0x610 [ 430.456163] ? br_mdb_free+0x80/0x80 [ 430.459874] call_timer_fn+0x272/0x920 [ 430.463750] ? br_mdb_free+0x80/0x80 [ 430.467456] ? process_timeout+0x40/0x40 [ 430.471528] ? mark_held_locks+0xc7/0x130 [ 430.475672] ? _raw_spin_unlock_irq+0x27/0x80 [ 430.480185] ? _raw_spin_unlock_irq+0x27/0x80 [ 430.484671] ? br_mdb_free+0x80/0x80 [ 430.488376] ? lockdep_hardirqs_on+0x296/0x5b0 [ 430.492964] ? trace_hardirqs_on+0xbd/0x310 [ 430.497280] ? kasan_check_read+0x11/0x20 [ 430.501420] ? __run_timers+0x7da/0xc70 [ 430.505398] ? trace_hardirqs_off_caller+0x310/0x310 [ 430.510505] ? br_mdb_free+0x80/0x80 [ 430.514215] ? br_mdb_free+0x80/0x80 [ 430.517916] __run_timers+0x7e5/0xc70 [ 430.521713] ? timer_fixup_init+0x70/0x70 [ 430.525872] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 430.530882] ? zap_class+0x640/0x640 [ 430.534600] ? print_usage_bug+0xc0/0xc0 [ 430.538661] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 430.543847] ? find_held_lock+0x36/0x1c0 [ 430.547923] ? zap_class+0x640/0x640 [ 430.551636] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.557164] ? check_preemption_disabled+0x48/0x280 [ 430.562177] ? __lock_is_held+0xb5/0x140 [ 430.566244] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.571772] ? check_preemption_disabled+0x48/0x280 [ 430.576796] run_timer_softirq+0x52/0xb0 [ 430.580857] ? rcu_read_lock_sched_held+0x14f/0x180 [ 430.585892] __do_softirq+0x308/0xb7e [ 430.589778] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 430.594266] ? lock_downgrade+0x900/0x900 [ 430.598499] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 430.603608] ? pvclock_read_flags+0x160/0x160 [ 430.608114] ? lapic_next_event+0x5a/0x90 [ 430.612371] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.617917] ? kvm_clock_read+0x18/0x30 [ 430.621898] ? kvm_sched_clock_read+0x9/0x20 [ 430.626305] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.631838] ? check_preemption_disabled+0x48/0x280 [ 430.636856] irq_exit+0x17f/0x1c0 [ 430.640303] smp_apic_timer_interrupt+0x1cb/0x760 [ 430.645139] ? smp_reschedule_interrupt+0x109/0x650 [ 430.650240] ? smp_call_function_single_interrupt+0x650/0x650 [ 430.656119] ? interrupt_entry+0xb5/0xc0 [ 430.660176] ? trace_hardirqs_off_caller+0xbb/0x310 [ 430.665185] ? trace_hardirqs_off_caller+0xbb/0x310 [ 430.670200] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 430.675054] ? trace_hardirqs_on_caller+0x310/0x310 [ 430.680081] ? trace_hardirqs_on_caller+0x310/0x310 [ 430.685092] ? task_prio+0x50/0x50 [ 430.688625] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.694158] ? check_preemption_disabled+0x48/0x280 [ 430.699176] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 430.704125] apic_timer_interrupt+0xf/0x20 [ 430.708348] [ 430.710585] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 430.715694] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 430.734586] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 430.742284] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 430.749548] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 430.756813] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 430.764082] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 430.771340] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 430.778618] ? list_lru_count_one+0x1c4/0x450 [ 430.783118] list_lru_count_one+0x2fb/0x450 [ 430.787562] ? list_lru_isolate_move+0x3c0/0x3c0 [ 430.792335] ? deferred_split_count+0x65/0x170 [ 430.796907] ? shrink_huge_zero_page_count+0xc8/0x100 [ 430.802095] super_cache_count+0x153/0x2e0 [ 430.806328] do_shrink_slab+0x1b1/0xd30 [ 430.810300] ? lock_acquire+0x1ed/0x520 [ 430.814287] ? snapshot_refaults+0x290/0x290 [ 430.818688] ? lock_release+0xa00/0xa00 [ 430.822691] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 430.827625] ? down_read_trylock+0xda/0x140 [ 430.831937] ? shrink_slab+0x207/0x8c0 [ 430.835818] ? downgrade_write+0x270/0x270 [ 430.840050] shrink_slab+0x389/0x8c0 [ 430.843763] ? shrink_active_list+0x1f00/0x1f00 [ 430.848435] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 430.854072] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 430.859177] ? cgroup_procs_write_finish+0xf0/0xf0 [ 430.864106] ? find_held_lock+0x36/0x1c0 [ 430.868182] shrink_node+0x431/0x16b0 [ 430.871996] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 430.877286] ? shrink_node_memcg+0x18f0/0x18f0 [ 430.881863] ? kvm_clock_read+0x18/0x30 [ 430.885829] ? ktime_get+0x2c1/0x400 [ 430.889554] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 430.894048] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 430.899589] ? __cpuset_node_allowed+0x19b/0x660 [ 430.904379] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 430.910083] ? delayacct_end+0x5a/0x100 [ 430.914064] do_try_to_free_pages+0x3e7/0x1290 [ 430.918648] ? zap_class+0x640/0x640 [ 430.922368] ? shrink_node+0x16b0/0x16b0 [ 430.926428] ? __lock_is_held+0xb5/0x140 [ 430.930508] try_to_free_pages+0x4d0/0xb90 [ 430.934739] ? do_try_to_free_pages+0x1290/0x1290 [ 430.939598] ? lock_acquire+0x1ed/0x520 [ 430.943566] ? set_page_refcounted+0x280/0x280 [ 430.948150] ? lock_release+0xa00/0xa00 [ 430.952132] ? _raw_spin_unlock_irq+0x60/0x80 [ 430.956624] ? psi_memstall_enter+0x240/0x2b0 [ 430.961114] ? psi_memstall_tick+0x230/0x230 [ 430.965527] __alloc_pages_slowpath+0xa14/0x2e10 [ 430.970305] ? warn_alloc+0x120/0x120 [ 430.974097] ? mark_held_locks+0x130/0x130 [ 430.978347] ? find_get_entry+0xaae/0x1120 [ 430.982588] ? filemap_map_pages+0x1a20/0x1a20 [ 430.987167] ? zap_class+0x640/0x640 [ 430.990880] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.996516] ? check_preemption_disabled+0x48/0x280 [ 431.001531] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.007074] ? should_fail+0x22d/0xd01 [ 431.010962] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 431.016106] ? zap_class+0x640/0x640 [ 431.019835] ? __lock_is_held+0xb5/0x140 [ 431.023898] ? mark_held_locks+0x130/0x130 [ 431.028220] ? lock_release+0xa00/0xa00 [ 431.032190] ? perf_trace_sched_process_exec+0x860/0x860 [ 431.037633] ? xa_load+0x2ba/0x460 [ 431.041189] ? lock_downgrade+0x900/0x900 [ 431.045350] ? __might_sleep+0x95/0x190 [ 431.049322] __alloc_pages_nodemask+0xa80/0xde0 [ 431.053998] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 431.059035] ? __page_cache_alloc+0x191/0x5c0 [ 431.063541] ? xa_load+0x2e1/0x460 [ 431.067078] ? xa_clear_mark+0x40/0x40 [ 431.070960] ? zap_class+0x640/0x640 [ 431.074678] ? zap_class+0x640/0x640 [ 431.078388] ? zap_class+0x640/0x640 [ 431.082119] ? __do_page_cache_readahead+0x663/0x810 [ 431.087246] ? find_held_lock+0x36/0x1c0 [ 431.091396] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 431.096936] alloc_pages_current+0x173/0x350 [ 431.101480] __page_cache_alloc+0x38c/0x5c0 [ 431.105805] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 431.110727] ? kasan_check_read+0x11/0x20 [ 431.114871] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 431.120143] ? generic_perform_write+0x6a0/0x6a0 [ 431.124893] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.130426] ? check_preemption_disabled+0x48/0x280 [ 431.135474] filemap_fault+0x1595/0x25f0 [ 431.139538] ? __lock_page_or_retry+0xa00/0xa00 [ 431.144206] ? mark_held_locks+0x130/0x130 [ 431.148440] ? filemap_map_pages+0xd6b/0x1a20 [ 431.152931] ? lock_downgrade+0x900/0x900 [ 431.157526] ? check_preemption_disabled+0x48/0x280 [ 431.162556] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 431.167476] ? kasan_check_read+0x11/0x20 [ 431.171635] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 431.176902] ? rcu_softirq_qs+0x20/0x20 [ 431.180876] ? filemap_map_pages+0xd92/0x1a20 [ 431.185411] ? find_get_entries_tag+0x1400/0x1400 [ 431.190291] ? debug_object_destroy+0x2b0/0x2b0 [ 431.194953] ? lock_pi_update_atomic+0x150/0x150 [ 431.199698] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.205236] ? lock_acquire+0x1ed/0x520 [ 431.209222] ? ext4_filemap_fault+0x7a/0xad [ 431.213545] ? lock_release+0xa00/0xa00 [ 431.217523] ? perf_trace_sched_process_exec+0x860/0x860 [ 431.222974] ? print_usage_bug+0xc0/0xc0 [ 431.227039] ? print_usage_bug+0xc0/0xc0 [ 431.231105] ? down_read+0x8d/0x120 [ 431.234727] ? ext4_filemap_fault+0x7a/0xad [ 431.239045] ? __down_interruptible+0x700/0x700 [ 431.244283] ext4_filemap_fault+0x82/0xad [ 431.248447] __do_fault+0x100/0x6b0 [ 431.252073] ? pmd_devmap_trans_unstable+0x220/0x220 [ 431.257182] ? mark_held_locks+0x130/0x130 [ 431.261415] ? mark_held_locks+0x130/0x130 [ 431.265656] ? __might_fault+0x12b/0x1e0 [ 431.269711] ? lock_downgrade+0x900/0x900 [ 431.273871] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.279509] __handle_mm_fault+0x3ea0/0x5be0 [ 431.283926] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 431.288770] ? _copy_to_user+0xc8/0x110 [ 431.292749] ? zap_class+0x640/0x640 [ 431.296456] ? zap_class+0x640/0x640 [ 431.300161] ? __x64_sys_futex+0x53e/0x6a0 [ 431.304397] ? find_held_lock+0x36/0x1c0 [ 431.308463] ? handle_mm_fault+0x42a/0xc70 [ 431.312695] ? lock_downgrade+0x900/0x900 [ 431.316835] ? check_preemption_disabled+0x48/0x280 [ 431.321847] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 431.326771] ? kasan_check_read+0x11/0x20 [ 431.330913] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 431.336189] ? rcu_softirq_qs+0x20/0x20 [ 431.340157] ? trace_hardirqs_off_caller+0x310/0x310 [ 431.345273] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.350809] ? check_preemption_disabled+0x48/0x280 [ 431.355827] handle_mm_fault+0x54f/0xc70 [ 431.359899] ? __handle_mm_fault+0x5be0/0x5be0 [ 431.364481] ? find_vma+0x34/0x190 [ 431.368027] __do_page_fault+0x5e8/0xe60 [ 431.372083] ? trace_hardirqs_off+0xb8/0x310 [ 431.376495] do_page_fault+0xf2/0x7e0 [ 431.380293] ? vmalloc_sync_all+0x30/0x30 [ 431.384447] ? error_entry+0x70/0xd0 [ 431.388154] ? trace_hardirqs_off_caller+0xbb/0x310 [ 431.393168] ? trace_hardirqs_on_caller+0xc0/0x310 [ 431.398095] ? syscall_return_slowpath+0x5e0/0x5e0 [ 431.403015] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 431.407878] ? trace_hardirqs_on_caller+0x310/0x310 [ 431.412971] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 431.418421] ? prepare_exit_to_usermode+0x291/0x3b0 [ 431.423433] ? page_fault+0x8/0x30 [ 431.426973] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 431.431812] ? page_fault+0x8/0x30 [ 431.435366] page_fault+0x1e/0x30 [ 431.438824] RIP: 0033:0x45ddf3 [ 431.442043] Code: Bad RIP value. [ 431.445408] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 431.450772] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 431.458036] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 431.465297] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 431.472559] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 431.479815] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 431.487099] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 431.487103] warn_alloc_show_mem: 1 callbacks suppressed [ 431.487109] Mem-Info: [ 431.494044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 431.499397] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 431.499397] active_file:13 inactive_file:12 isolated_file:0 [ 431.499397] unevictable:0 dirty:0 writeback:0 unstable:0 [ 431.499397] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 431.499397] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 431.499397] free:13770 free_pcp:132 free_cma:0 [ 431.501766] Call Trace: [ 431.511147] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 431.544159] [ 431.546719] 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 [ 431.574553] dump_stack+0x244/0x39d [ 431.576672] lowmem_reserve[]: 0 2818 6321 6321 [ 431.602766] ? dump_stack_print_info.cold.1+0x20/0x20 [ 431.606373] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 431.610979] warn_alloc.cold.116+0xb7/0x1bd [ 431.616134] lowmem_reserve[]: 0 0 3503 3503 [ 431.643445] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 431.647738] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 431.652051] ? lock_downgrade+0x900/0x900 [ 431.656860] lowmem_reserve[]: 0 0 0 0 [ 431.685844] ? trace_hardirqs_off+0xb8/0x310 [ 431.689958] 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 [ 431.693752] ? trace_hardirqs_off+0xb8/0x310 [ 431.698129] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 431.711666] __alloc_pages_slowpath+0x26e8/0x2e10 [ 431.716042] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 431.731306] ? warn_alloc+0x120/0x120 [ 431.736131] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 431.751286] ? warn_alloc+0x120/0x120 [ 431.755059] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 431.763892] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 431.767663] 2701 total pagecache pages [ 431.776223] ? warn_alloc+0x120/0x120 [ 431.781228] 0 pages in swap cache [ 431.785093] ? print_usage_bug+0xc0/0xc0 [ 431.788862] Swap cache stats: add 0, delete 0, find 0/0 [ 431.792321] ? print_usage_bug+0xc0/0xc0 [ 431.796350] Free swap = 0kB [ 431.801698] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 431.805723] Total swap = 0kB [ 431.808732] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.813886] 1965979 pages RAM [ 431.816890] ? should_fail+0x22d/0xd01 [ 431.822389] 0 pages HighMem/MovableOnly [ 431.822397] 342853 pages reserved [ 431.825489] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 431.829343] 0 pages cma reserved [ 431.833304] ? __lock_acquire+0x62f/0x4c20 [ 431.836894] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 431.841935] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 431.845285] syz-fuzzer cpuset=/ mems_allowed=0 [ 431.849511] ? should_fail+0x22d/0xd01 [ 431.849531] ? mark_held_locks+0x130/0x130 [ 431.877459] ? mark_held_locks+0x130/0x130 [ 431.881699] ? print_usage_bug+0xc0/0xc0 [ 431.885759] ? find_held_lock+0x36/0x1c0 [ 431.889834] ? zap_class+0x640/0x640 [ 431.893551] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.899082] ? check_preemption_disabled+0x48/0x280 [ 431.904097] ? __lock_is_held+0xb5/0x140 [ 431.908154] __alloc_pages_nodemask+0xa80/0xde0 [ 431.912814] ? zap_class+0x640/0x640 [ 431.916523] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 431.921542] ? find_held_lock+0x36/0x1c0 [ 431.925619] ? ____cache_alloc_node+0x1c7/0x1e0 [ 431.930282] ? lock_downgrade+0x900/0x900 [ 431.934434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.939982] cache_grow_begin+0xa5/0x8c0 [ 431.944050] ? do_raw_spin_unlock+0xa7/0x330 [ 431.948459] fallback_alloc+0x204/0x2e0 [ 431.952434] ____cache_alloc_node+0x1c7/0x1e0 [ 431.957040] kmem_cache_alloc_node+0xe3/0x730 [ 431.961529] ? mark_held_locks+0xc7/0x130 [ 431.965682] __alloc_skb+0x119/0x770 [ 431.969399] ? netdev_alloc_frag+0x1f0/0x1f0 [ 431.973804] ? do_raw_spin_trylock+0x270/0x270 [ 431.978388] ? kmem_cache_alloc_trace+0x353/0x750 [ 431.983340] ? queue_work_on+0x12c/0x1e0 [ 431.987397] ? switchdev_port_obj_del+0xdc/0x440 [ 431.992247] ? switchdev_trans_item_enqueue+0x260/0x260 [ 431.997625] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 432.002727] __br_mdb_notify+0x4ff/0x15d0 [ 432.006879] ? __br_mdb_add+0x7f0/0x7f0 [ 432.010860] ? zap_class+0x640/0x640 [ 432.014667] ? br_multicast_group_expired+0x96/0x610 [ 432.019765] ? lock_downgrade+0x900/0x900 [ 432.023914] br_mdb_notify+0x310/0x410 [ 432.027797] ? br_mdb_dump+0x27b0/0x27b0 [ 432.031859] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.037402] br_multicast_group_expired+0x1bc/0x610 [ 432.042526] ? br_mdb_free+0x80/0x80 [ 432.046243] call_timer_fn+0x272/0x920 [ 432.050126] ? br_mdb_free+0x80/0x80 [ 432.053834] ? process_timeout+0x40/0x40 [ 432.057899] ? mark_held_locks+0xc7/0x130 [ 432.062042] ? _raw_spin_unlock_irq+0x27/0x80 [ 432.066531] ? _raw_spin_unlock_irq+0x27/0x80 [ 432.071033] ? br_mdb_free+0x80/0x80 [ 432.074743] ? lockdep_hardirqs_on+0x296/0x5b0 [ 432.079341] ? trace_hardirqs_on+0xbd/0x310 [ 432.083655] ? kasan_check_read+0x11/0x20 [ 432.087797] ? __run_timers+0x7da/0xc70 [ 432.091777] ? trace_hardirqs_off_caller+0x310/0x310 [ 432.096878] ? br_mdb_free+0x80/0x80 [ 432.100606] ? br_mdb_free+0x80/0x80 [ 432.104312] __run_timers+0x7e5/0xc70 [ 432.108117] ? timer_fixup_init+0x70/0x70 [ 432.112263] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 432.117274] ? zap_class+0x640/0x640 [ 432.121004] ? print_usage_bug+0xc0/0xc0 [ 432.125100] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 432.130294] ? find_held_lock+0x36/0x1c0 [ 432.134355] ? zap_class+0x640/0x640 [ 432.138070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.143621] ? check_preemption_disabled+0x48/0x280 [ 432.148642] ? __lock_is_held+0xb5/0x140 [ 432.152698] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.158229] ? check_preemption_disabled+0x48/0x280 [ 432.163241] run_timer_softirq+0x52/0xb0 [ 432.167294] ? rcu_read_lock_sched_held+0x14f/0x180 [ 432.172309] __do_softirq+0x308/0xb7e [ 432.176108] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 432.180616] ? lock_downgrade+0x900/0x900 [ 432.184762] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 432.189865] ? pvclock_read_flags+0x160/0x160 [ 432.194358] ? lapic_next_event+0x5a/0x90 [ 432.198504] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.204041] ? kvm_clock_read+0x18/0x30 [ 432.208009] ? kvm_sched_clock_read+0x9/0x20 [ 432.212432] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.217962] ? check_preemption_disabled+0x48/0x280 [ 432.223002] irq_exit+0x17f/0x1c0 [ 432.226538] smp_apic_timer_interrupt+0x1cb/0x760 [ 432.231434] ? smp_reschedule_interrupt+0x109/0x650 [ 432.236456] ? smp_call_function_single_interrupt+0x650/0x650 [ 432.242349] ? interrupt_entry+0xb5/0xc0 [ 432.246406] ? trace_hardirqs_off_caller+0xbb/0x310 [ 432.251416] ? trace_hardirqs_off_caller+0xbb/0x310 [ 432.256428] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 432.261280] ? trace_hardirqs_on_caller+0x310/0x310 [ 432.266406] ? trace_hardirqs_on_caller+0x310/0x310 [ 432.271412] ? task_prio+0x50/0x50 [ 432.274948] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.280491] ? check_preemption_disabled+0x48/0x280 [ 432.285521] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 432.290382] apic_timer_interrupt+0xf/0x20 [ 432.294635] [ 432.296887] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 432.301918] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 432.320811] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 432.328523] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 432.335783] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 432.343130] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 432.350407] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 432.357781] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 432.365066] rcu_read_lock_held+0xa9/0xc0 [ 432.369227] list_lru_count_one+0x31a/0x450 [ 432.373544] ? list_lru_isolate_move+0x3c0/0x3c0 [ 432.378391] ? shmem_free_inode+0xd0/0xd0 [ 432.382548] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.388078] ? ubifs_shrink_count+0xc4/0x100 [ 432.392502] super_cache_count+0x153/0x2e0 [ 432.396740] do_shrink_slab+0x1b1/0xd30 [ 432.400712] ? lock_acquire+0x1ed/0x520 [ 432.404706] ? snapshot_refaults+0x290/0x290 [ 432.409121] ? lock_release+0xa00/0xa00 [ 432.413095] ? perf_trace_sched_process_exec+0x860/0x860 [ 432.418544] ? down_read_trylock+0xda/0x140 [ 432.422873] ? shrink_slab+0x207/0x8c0 [ 432.426752] ? downgrade_write+0x270/0x270 [ 432.430997] shrink_slab+0x389/0x8c0 [ 432.434701] ? shrink_active_list+0x1f00/0x1f00 [ 432.439380] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 432.444993] ? trace_hardirqs_on+0xbd/0x310 [ 432.449335] ? vmpressure+0x271/0x340 [ 432.453135] ? trace_hardirqs_off_caller+0x310/0x310 [ 432.458278] ? cgroup_procs_write_finish+0xf0/0xf0 [ 432.463236] shrink_node+0x431/0x16b0 [ 432.467034] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 432.472324] ? shrink_node_memcg+0x18f0/0x18f0 [ 432.476896] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 432.481470] ? trace_hardirqs_on+0xbd/0x310 [ 432.485784] ? vmpressure+0x271/0x340 [ 432.489587] ? do_raw_spin_unlock+0xa7/0x330 [ 432.494006] ? do_raw_spin_trylock+0x270/0x270 [ 432.498583] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 432.504108] ? __cpuset_node_allowed+0x19b/0x660 [ 432.508858] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 432.514555] ? vmpressure+0x1a2/0x340 [ 432.518374] do_try_to_free_pages+0x3e7/0x1290 [ 432.523003] ? shrink_node+0x16b0/0x16b0 [ 432.527073] ? __lock_is_held+0xb5/0x140 [ 432.531134] try_to_free_pages+0x4d0/0xb90 [ 432.535467] ? do_try_to_free_pages+0x1290/0x1290 [ 432.540344] ? lock_acquire+0x1ed/0x520 [ 432.544335] ? set_page_refcounted+0x280/0x280 [ 432.548922] ? lock_release+0xa00/0xa00 [ 432.552903] ? _raw_spin_unlock_irq+0x60/0x80 [ 432.557386] ? psi_memstall_enter+0x240/0x2b0 [ 432.561985] ? psi_memstall_tick+0x230/0x230 [ 432.566388] ? trace_hardirqs_off+0xb8/0x310 [ 432.570797] __alloc_pages_slowpath+0xa14/0x2e10 [ 432.575567] ? warn_alloc+0x120/0x120 [ 432.579378] ? mark_held_locks+0x130/0x130 [ 432.583619] ? warn_alloc+0x120/0x120 [ 432.587439] ? print_usage_bug+0xc0/0xc0 [ 432.591509] ? print_usage_bug+0xc0/0xc0 [ 432.595579] ? print_usage_bug+0xc0/0xc0 [ 432.599637] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.605172] ? should_fail+0x22d/0xd01 [ 432.609070] ? zap_class+0x640/0x640 [ 432.612791] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 432.617890] ? zap_class+0x640/0x640 [ 432.621619] ? zap_class+0x640/0x640 [ 432.625424] ? __lock_is_held+0xb5/0x140 [ 432.629498] ? zap_class+0x640/0x640 [ 432.633296] ? lock_release+0xa00/0xa00 [ 432.637361] ? perf_trace_sched_process_exec+0x860/0x860 [ 432.642810] ? check_preemption_disabled+0x48/0x280 [ 432.647829] ? __might_sleep+0x95/0x190 [ 432.651900] __alloc_pages_nodemask+0xa80/0xde0 [ 432.656565] ? zap_class+0x640/0x640 [ 432.660279] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 432.665300] ? mark_held_locks+0xc7/0x130 [ 432.669457] ? cache_grow_begin+0x65/0x8c0 [ 432.673687] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 432.678286] ? trace_hardirqs_on+0xbd/0x310 [ 432.682601] ? fallback_alloc+0x204/0x2e0 [ 432.686741] ? trace_hardirqs_off_caller+0x310/0x310 [ 432.691859] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 432.697395] cache_grow_begin+0xa5/0x8c0 [ 432.701461] ? do_raw_spin_unlock+0xa7/0x330 [ 432.705870] fallback_alloc+0x204/0x2e0 [ 432.709855] ____cache_alloc_node+0x1c7/0x1e0 [ 432.714363] kmem_cache_alloc_trace+0x214/0x750 [ 432.719034] do_syslog+0xb9b/0x1690 [ 432.722682] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 432.727705] ? finish_wait+0x430/0x430 [ 432.731589] ? aa_path_link+0x5e0/0x5e0 [ 432.735564] kmsg_read+0x8f/0xc0 [ 432.738926] ? kmsg_poll+0xb0/0xb0 [ 432.742467] proc_reg_read+0x2a3/0x3d0 [ 432.746356] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 432.751294] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 432.755876] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.761408] ? fsnotify+0x4e5/0xf20 [ 432.765034] __vfs_read+0x117/0x9b0 [ 432.768653] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 432.773578] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 432.778513] ? vfs_copy_file_range+0xb90/0xb90 [ 432.783088] ? fsnotify+0xf20/0xf20 [ 432.786713] ? fsnotify_first_mark+0x350/0x350 [ 432.791313] ? security_file_permission+0x1c2/0x220 [ 432.796322] ? rw_verify_area+0x118/0x360 [ 432.800463] vfs_read+0x17f/0x3c0 [ 432.803910] ksys_read+0x101/0x260 [ 432.807473] ? kernel_write+0x120/0x120 [ 432.811450] ? trace_hardirqs_off_caller+0x310/0x310 [ 432.816548] __x64_sys_read+0x73/0xb0 [ 432.820345] do_syscall_64+0x1b9/0x820 [ 432.824228] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 432.829589] ? syscall_return_slowpath+0x5e0/0x5e0 [ 432.834513] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 432.839351] ? trace_hardirqs_on_caller+0x310/0x310 [ 432.844374] ? prepare_exit_to_usermode+0x291/0x3b0 [ 432.849390] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 432.854252] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 432.859432] RIP: 0033:0x7f126a43d1fd [ 432.863239] Code: Bad RIP value. [ 432.866594] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 432.874394] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 432.881655] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 432.888918] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 432.896190] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 432.903450] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 432.910733] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 432.910896] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 432.917831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 432.917852] Call Trace: [ 432.927971] rsyslogd cpuset=/ mems_allowed=0 [ 432.937305] [ 432.946413] dump_stack+0x244/0x39d [ 432.950040] ? dump_stack_print_info.cold.1+0x20/0x20 [ 432.955234] warn_alloc.cold.116+0xb7/0x1bd [ 432.959660] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 432.964500] ? lock_downgrade+0x900/0x900 [ 432.968651] ? trace_hardirqs_off+0xb8/0x310 [ 432.973064] ? trace_hardirqs_off+0xb8/0x310 [ 432.977485] __alloc_pages_slowpath+0x26e8/0x2e10 [ 432.982351] ? warn_alloc+0x120/0x120 [ 432.986152] ? warn_alloc+0x120/0x120 [ 432.989956] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 432.994977] ? warn_alloc+0x120/0x120 [ 432.998779] ? print_usage_bug+0xc0/0xc0 [ 433.002838] ? print_usage_bug+0xc0/0xc0 [ 433.006891] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 433.012083] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 433.017612] ? should_fail+0x22d/0xd01 [ 433.021501] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 433.026604] ? __lock_acquire+0x62f/0x4c20 [ 433.030835] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 433.035940] ? should_fail+0x22d/0xd01 [ 433.039831] ? mark_held_locks+0x130/0x130 [ 433.044067] ? mark_held_locks+0x130/0x130 [ 433.048297] ? print_usage_bug+0xc0/0xc0 [ 433.052356] ? find_held_lock+0x36/0x1c0 [ 433.056439] ? zap_class+0x640/0x640 [ 433.060168] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.065698] ? check_preemption_disabled+0x48/0x280 [ 433.070717] ? __lock_is_held+0xb5/0x140 [ 433.074779] __alloc_pages_nodemask+0xa80/0xde0 [ 433.079451] ? zap_class+0x640/0x640 [ 433.083162] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 433.088316] ? find_held_lock+0x36/0x1c0 [ 433.092393] ? ____cache_alloc_node+0x1c7/0x1e0 [ 433.097060] ? lock_downgrade+0x900/0x900 [ 433.101207] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.106743] cache_grow_begin+0xa5/0x8c0 [ 433.110805] ? do_raw_spin_unlock+0xa7/0x330 [ 433.115218] fallback_alloc+0x204/0x2e0 [ 433.119197] ____cache_alloc_node+0x1c7/0x1e0 [ 433.123784] kmem_cache_alloc_node+0xe3/0x730 [ 433.128277] ? mark_held_locks+0xc7/0x130 [ 433.132435] __alloc_skb+0x119/0x770 [ 433.136153] ? netdev_alloc_frag+0x1f0/0x1f0 [ 433.140557] ? do_raw_spin_trylock+0x270/0x270 [ 433.145134] ? kmem_cache_alloc_trace+0x353/0x750 [ 433.149987] ? queue_work_on+0x12c/0x1e0 [ 433.154045] ? switchdev_port_obj_del+0xdc/0x440 [ 433.158794] ? switchdev_trans_item_enqueue+0x260/0x260 [ 433.164173] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 433.169192] __br_mdb_notify+0x4ff/0x15d0 [ 433.173346] ? __br_mdb_add+0x7f0/0x7f0 [ 433.177323] ? zap_class+0x640/0x640 [ 433.181043] ? br_multicast_group_expired+0x96/0x610 [ 433.186161] ? lock_downgrade+0x900/0x900 [ 433.190321] br_mdb_notify+0x310/0x410 [ 433.194204] ? br_mdb_dump+0x27b0/0x27b0 [ 433.198268] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.203806] br_multicast_group_expired+0x1bc/0x610 [ 433.208816] ? br_mdb_free+0x80/0x80 [ 433.212533] call_timer_fn+0x272/0x920 [ 433.216414] ? br_mdb_free+0x80/0x80 [ 433.220144] ? process_timeout+0x40/0x40 [ 433.224253] ? mark_held_locks+0xc7/0x130 [ 433.228397] ? _raw_spin_unlock_irq+0x27/0x80 [ 433.232889] ? _raw_spin_unlock_irq+0x27/0x80 [ 433.237389] ? br_mdb_free+0x80/0x80 [ 433.241582] ? lockdep_hardirqs_on+0x296/0x5b0 [ 433.246158] ? trace_hardirqs_on+0xbd/0x310 [ 433.250483] ? kasan_check_read+0x11/0x20 [ 433.254619] ? __run_timers+0x7da/0xc70 [ 433.258585] ? trace_hardirqs_off_caller+0x310/0x310 [ 433.263684] ? br_mdb_free+0x80/0x80 [ 433.267422] ? br_mdb_free+0x80/0x80 [ 433.271127] __run_timers+0x7e5/0xc70 [ 433.275018] ? timer_fixup_init+0x70/0x70 [ 433.279166] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 433.284205] ? zap_class+0x640/0x640 [ 433.287933] ? print_usage_bug+0xc0/0xc0 [ 433.291990] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 433.297181] ? find_held_lock+0x36/0x1c0 [ 433.301262] ? zap_class+0x640/0x640 [ 433.305088] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.310619] ? check_preemption_disabled+0x48/0x280 [ 433.315638] ? __lock_is_held+0xb5/0x140 [ 433.319710] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.325238] ? check_preemption_disabled+0x48/0x280 [ 433.330277] run_timer_softirq+0x52/0xb0 [ 433.334339] ? rcu_read_lock_sched_held+0x14f/0x180 [ 433.339353] __do_softirq+0x308/0xb7e [ 433.343159] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 433.347652] ? lock_downgrade+0x900/0x900 [ 433.351798] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 433.356897] ? pvclock_read_flags+0x160/0x160 [ 433.361397] ? lapic_next_event+0x5a/0x90 [ 433.365557] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.371218] ? kvm_clock_read+0x18/0x30 [ 433.375229] ? kvm_sched_clock_read+0x9/0x20 [ 433.379644] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 433.385262] ? check_preemption_disabled+0x48/0x280 [ 433.390285] irq_exit+0x17f/0x1c0 [ 433.393733] smp_apic_timer_interrupt+0x1cb/0x760 [ 433.398570] ? smp_reschedule_interrupt+0x109/0x650 [ 433.403584] ? smp_call_function_single_interrupt+0x650/0x650 [ 433.409458] ? interrupt_entry+0xb5/0xc0 [ 433.413533] ? trace_hardirqs_off_caller+0xbb/0x310 [ 433.418541] ? trace_hardirqs_off_caller+0xbb/0x310 [ 433.423546] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 433.428378] ? trace_hardirqs_on_caller+0x310/0x310 [ 433.433410] ? trace_hardirqs_on_caller+0x310/0x310 [ 433.438444] ? task_prio+0x50/0x50 [ 433.441981] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 433.447537] ? check_preemption_disabled+0x48/0x280 [ 433.452548] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 433.457390] apic_timer_interrupt+0xf/0x20 [ 433.461614] [ 433.463849] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 433.468862] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 433.487784] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 433.495483] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 433.502747] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 433.510009] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 433.517268] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 433.524528] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 433.531807] ? list_lru_count_one+0x1c4/0x450 [ 433.536304] list_lru_count_one+0x2fb/0x450 [ 433.540620] ? list_lru_isolate_move+0x3c0/0x3c0 [ 433.545375] ? deferred_split_count+0x65/0x170 [ 433.549956] ? shrink_huge_zero_page_count+0xc8/0x100 [ 433.555148] super_cache_count+0x153/0x2e0 [ 433.559383] do_shrink_slab+0x1b1/0xd30 [ 433.563359] ? lock_acquire+0x1ed/0x520 [ 433.567341] ? snapshot_refaults+0x290/0x290 [ 433.571740] ? lock_release+0xa00/0xa00 [ 433.575725] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 433.580710] ? down_read_trylock+0xda/0x140 [ 433.585034] ? shrink_slab+0x207/0x8c0 [ 433.588918] ? downgrade_write+0x270/0x270 [ 433.593161] shrink_slab+0x389/0x8c0 [ 433.596866] ? shrink_active_list+0x1f00/0x1f00 [ 433.601538] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 433.607154] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 433.612258] ? cgroup_procs_write_finish+0xf0/0xf0 [ 433.617192] ? find_held_lock+0x36/0x1c0 [ 433.621256] shrink_node+0x431/0x16b0 [ 433.625051] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 433.630357] ? shrink_node_memcg+0x18f0/0x18f0 [ 433.634942] ? kvm_clock_read+0x18/0x30 [ 433.638921] ? ktime_get+0x2c1/0x400 [ 433.642640] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 433.647135] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 433.652667] ? __cpuset_node_allowed+0x19b/0x660 [ 433.657420] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 433.663126] ? delayacct_end+0x5a/0x100 [ 433.667104] do_try_to_free_pages+0x3e7/0x1290 [ 433.671679] ? zap_class+0x640/0x640 [ 433.675407] ? shrink_node+0x16b0/0x16b0 [ 433.679466] ? __lock_is_held+0xb5/0x140 [ 433.683541] try_to_free_pages+0x4d0/0xb90 [ 433.687779] ? do_try_to_free_pages+0x1290/0x1290 [ 433.692626] ? lock_acquire+0x1ed/0x520 [ 433.696684] ? set_page_refcounted+0x280/0x280 [ 433.701270] ? lock_release+0xa00/0xa00 [ 433.705242] ? _raw_spin_unlock_irq+0x60/0x80 [ 433.709827] ? psi_memstall_enter+0x240/0x2b0 [ 433.714325] ? psi_memstall_tick+0x230/0x230 [ 433.718737] __alloc_pages_slowpath+0xa14/0x2e10 [ 433.723516] ? warn_alloc+0x120/0x120 [ 433.727310] ? mark_held_locks+0x130/0x130 [ 433.731545] ? find_get_entry+0xaae/0x1120 [ 433.735784] ? filemap_map_pages+0x1a20/0x1a20 [ 433.740362] ? zap_class+0x640/0x640 [ 433.744079] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.749611] ? check_preemption_disabled+0x48/0x280 [ 433.754621] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 433.760151] ? should_fail+0x22d/0xd01 [ 433.764041] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 433.769144] ? zap_class+0x640/0x640 [ 433.772883] ? __lock_is_held+0xb5/0x140 [ 433.776947] ? mark_held_locks+0x130/0x130 [ 433.781195] ? lock_release+0xa00/0xa00 [ 433.785168] ? perf_trace_sched_process_exec+0x860/0x860 [ 433.790623] ? xa_load+0x2ba/0x460 [ 433.794160] ? lock_downgrade+0x900/0x900 [ 433.798319] ? __might_sleep+0x95/0x190 [ 433.802293] __alloc_pages_nodemask+0xa80/0xde0 [ 433.806964] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 433.811980] ? __page_cache_alloc+0x191/0x5c0 [ 433.816472] ? xa_load+0x2e1/0x460 [ 433.820009] ? xa_clear_mark+0x40/0x40 [ 433.823914] ? zap_class+0x640/0x640 [ 433.827629] ? zap_class+0x640/0x640 [ 433.831339] ? zap_class+0x640/0x640 [ 433.835072] ? __do_page_cache_readahead+0x663/0x810 [ 433.840177] ? find_held_lock+0x36/0x1c0 [ 433.844238] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 433.849773] alloc_pages_current+0x173/0x350 [ 433.854180] __page_cache_alloc+0x38c/0x5c0 [ 433.858493] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 433.863425] ? kasan_check_read+0x11/0x20 [ 433.867568] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 433.872868] ? generic_perform_write+0x6a0/0x6a0 [ 433.877627] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 433.883159] ? check_preemption_disabled+0x48/0x280 [ 433.888175] filemap_fault+0x1595/0x25f0 [ 433.892247] ? __lock_page_or_retry+0xa00/0xa00 [ 433.896916] ? mark_held_locks+0x130/0x130 [ 433.901160] ? filemap_map_pages+0xd6b/0x1a20 [ 433.905651] ? lock_downgrade+0x900/0x900 [ 433.909803] ? check_preemption_disabled+0x48/0x280 [ 433.914817] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 433.919859] ? kasan_check_read+0x11/0x20 [ 433.924010] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 433.929285] ? rcu_softirq_qs+0x20/0x20 [ 433.933268] ? filemap_map_pages+0xd92/0x1a20 [ 433.937773] ? find_get_entries_tag+0x1400/0x1400 [ 433.942613] ? debug_object_destroy+0x2b0/0x2b0 [ 433.947282] ? lock_pi_update_atomic+0x150/0x150 [ 433.952034] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.957574] ? lock_acquire+0x1ed/0x520 [ 433.961550] ? ext4_filemap_fault+0x7a/0xad [ 433.965882] ? lock_release+0xa00/0xa00 [ 433.969849] ? perf_trace_sched_process_exec+0x860/0x860 [ 433.975419] ? print_usage_bug+0xc0/0xc0 [ 433.979474] ? print_usage_bug+0xc0/0xc0 [ 433.983632] ? down_read+0x8d/0x120 [ 433.987250] ? ext4_filemap_fault+0x7a/0xad [ 433.991570] ? __down_interruptible+0x700/0x700 [ 433.996238] ext4_filemap_fault+0x82/0xad [ 434.000407] __do_fault+0x100/0x6b0 [ 434.004058] ? pmd_devmap_trans_unstable+0x220/0x220 [ 434.009246] ? mark_held_locks+0x130/0x130 [ 434.013495] ? mark_held_locks+0x130/0x130 [ 434.017724] ? __might_fault+0x12b/0x1e0 [ 434.021907] ? lock_downgrade+0x900/0x900 [ 434.026056] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.031594] __handle_mm_fault+0x3ea0/0x5be0 [ 434.036004] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 434.040844] ? _copy_to_user+0xc8/0x110 [ 434.044838] ? zap_class+0x640/0x640 [ 434.048693] ? zap_class+0x640/0x640 [ 434.052400] ? __x64_sys_futex+0x53e/0x6a0 [ 434.056627] ? find_held_lock+0x36/0x1c0 [ 434.060689] ? handle_mm_fault+0x42a/0xc70 [ 434.064942] ? lock_downgrade+0x900/0x900 [ 434.069086] ? check_preemption_disabled+0x48/0x280 [ 434.074344] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 434.079271] ? kasan_check_read+0x11/0x20 [ 434.083414] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 434.088683] ? rcu_softirq_qs+0x20/0x20 [ 434.092660] ? trace_hardirqs_off_caller+0x310/0x310 [ 434.097797] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.103329] ? check_preemption_disabled+0x48/0x280 [ 434.108349] handle_mm_fault+0x54f/0xc70 [ 434.112414] ? __handle_mm_fault+0x5be0/0x5be0 [ 434.116998] ? find_vma+0x34/0x190 [ 434.120540] __do_page_fault+0x5e8/0xe60 [ 434.124593] ? trace_hardirqs_off+0xb8/0x310 [ 434.129011] do_page_fault+0xf2/0x7e0 [ 434.132804] ? vmalloc_sync_all+0x30/0x30 [ 434.136946] ? error_entry+0x70/0xd0 [ 434.140656] ? trace_hardirqs_off_caller+0xbb/0x310 [ 434.145760] ? trace_hardirqs_on_caller+0xc0/0x310 [ 434.150679] ? syscall_return_slowpath+0x5e0/0x5e0 [ 434.155604] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 434.160441] ? trace_hardirqs_on_caller+0x310/0x310 [ 434.165541] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 434.171003] ? prepare_exit_to_usermode+0x291/0x3b0 [ 434.176103] ? page_fault+0x8/0x30 [ 434.179638] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 434.184486] ? page_fault+0x8/0x30 [ 434.188025] page_fault+0x1e/0x30 [ 434.191468] RIP: 0033:0x45ddf3 [ 434.194683] Code: Bad RIP value. [ 434.198040] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 434.203394] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 434.210741] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 434.218092] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 434.225482] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 434.232743] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 434.240045] warn_alloc_show_mem: 1 callbacks suppressed [ 434.240054] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 434.240055] Mem-Info: [ 434.240085] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 434.240085] active_file:13 inactive_file:12 isolated_file:0 [ 434.240085] unevictable:0 dirty:0 writeback:0 unstable:0 [ 434.240085] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 434.240085] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 434.240085] free:13770 free_pcp:132 free_cma:0 [ 434.245423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 434.252275] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 434.254663] Call Trace: [ 434.287690] 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 [ 434.297027] [ 434.324934] lowmem_reserve[]: 0 2818 6321 6321 [ 434.327529] dump_stack+0x244/0x39d [ 434.353602] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 434.355750] ? dump_stack_print_info.cold.1+0x20/0x20 [ 434.360297] lowmem_reserve[]: 0 0 3503 3503 [ 434.363927] warn_alloc.cold.116+0xb7/0x1bd [ 434.391212] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 434.396390] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 434.400681] lowmem_reserve[]: 0 0 0 0 [ 434.404992] ? lock_downgrade+0x900/0x900 [ 434.433933] 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 [ 434.438773] ? trace_hardirqs_off+0xb8/0x310 [ 434.442561] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 434.446696] ? trace_hardirqs_off+0xb8/0x310 [ 434.460183] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 434.464585] __alloc_pages_slowpath+0x26e8/0x2e10 [ 434.479813] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 434.484221] ? warn_alloc+0x120/0x120 [ 434.499260] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 434.504084] ? warn_alloc+0x120/0x120 [ 434.512989] 2701 total pagecache pages [ 434.516773] ? warn_alloc+0x120/0x120 [ 434.525327] 0 pages in swap cache [ 434.529113] ? print_usage_bug+0xc0/0xc0 [ 434.532972] Swap cache stats: add 0, delete 0, find 0/0 [ 434.536769] ? mark_held_locks+0x130/0x130 [ 434.540195] Free swap = 0kB [ 434.544260] ? kvm_clock_read+0x18/0x30 [ 434.549593] Total swap = 0kB [ 434.553814] ? print_usage_bug+0xc0/0xc0 [ 434.556822] 1965979 pages RAM [ 434.560804] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.563791] 0 pages HighMem/MovableOnly [ 434.567851] ? should_fail+0x22d/0xd01 [ 434.570922] 342853 pages reserved [ 434.576568] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 434.580523] 0 pages cma reserved [ 434.584441] ? __lock_acquire+0x62f/0x4c20 [ 434.588013] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 434.592966] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 434.596301] syz-fuzzer cpuset=/ mems_allowed=0 [ 434.600534] ? __lock_acquire+0x62f/0x4c20 [ 434.600548] ? should_fail+0x22d/0xd01 [ 434.628495] ? mark_held_locks+0x130/0x130 [ 434.632740] ? mark_held_locks+0x130/0x130 [ 434.636974] ? zap_class+0x640/0x640 [ 434.640682] ? print_usage_bug+0xc0/0xc0 [ 434.644740] ? __lock_acquire+0x62f/0x4c20 [ 434.648973] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.654593] ? check_preemption_disabled+0x48/0x280 [ 434.659609] ? __lock_is_held+0xb5/0x140 [ 434.663670] __alloc_pages_nodemask+0xa80/0xde0 [ 434.668439] ? zap_class+0x640/0x640 [ 434.672150] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 434.677260] ? find_held_lock+0x36/0x1c0 [ 434.681330] ? ____cache_alloc_node+0x1c7/0x1e0 [ 434.686013] ? lock_downgrade+0x900/0x900 [ 434.690158] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.695691] cache_grow_begin+0xa5/0x8c0 [ 434.699748] ? do_raw_spin_unlock+0xa7/0x330 [ 434.704164] fallback_alloc+0x204/0x2e0 [ 434.708140] ____cache_alloc_node+0x1c7/0x1e0 [ 434.712636] kmem_cache_alloc_node+0xe3/0x730 [ 434.717127] ? ipv6_get_ifaddr+0x42e/0x620 [ 434.721370] __alloc_skb+0x119/0x770 [ 434.725079] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 434.730352] ? netdev_alloc_frag+0x1f0/0x1f0 [ 434.734755] ? lock_downgrade+0x900/0x900 [ 434.738905] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.744436] ? refcount_sub_and_test_checked+0x203/0x310 [ 434.749898] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 434.755345] ? addrconf_rs_timer+0x690/0x690 [ 434.759760] ndisc_alloc_skb+0x144/0x340 [ 434.763853] ndisc_send_rs+0x331/0x6e0 [ 434.767738] addrconf_rs_timer+0x314/0x690 [ 434.771986] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.776228] call_timer_fn+0x272/0x920 [ 434.780111] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.784341] ? process_timeout+0x40/0x40 [ 434.788404] ? mark_held_locks+0xc7/0x130 [ 434.792547] ? _raw_spin_unlock_irq+0x27/0x80 [ 434.797037] ? _raw_spin_unlock_irq+0x27/0x80 [ 434.801526] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.805756] ? lockdep_hardirqs_on+0x296/0x5b0 [ 434.810332] ? trace_hardirqs_on+0xbd/0x310 [ 434.814648] ? kasan_check_read+0x11/0x20 [ 434.818797] ? __run_timers+0x7da/0xc70 [ 434.822797] ? trace_hardirqs_off_caller+0x310/0x310 [ 434.827909] ? __queue_work+0x1440/0x1440 [ 434.832055] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.836287] __run_timers+0x7e5/0xc70 [ 434.840091] ? timer_fixup_init+0x70/0x70 [ 434.844245] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 434.849254] ? zap_class+0x640/0x640 [ 434.852977] ? print_usage_bug+0xc0/0xc0 [ 434.857143] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 434.862335] ? find_held_lock+0x36/0x1c0 [ 434.866395] ? zap_class+0x640/0x640 [ 434.870113] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.875644] ? check_preemption_disabled+0x48/0x280 [ 434.880792] ? __lock_is_held+0xb5/0x140 [ 434.884865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.890398] ? check_preemption_disabled+0x48/0x280 [ 434.895409] run_timer_softirq+0x52/0xb0 [ 434.899464] ? rcu_read_lock_sched_held+0x14f/0x180 [ 434.904473] __do_softirq+0x308/0xb7e [ 434.908271] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 434.912774] ? lock_downgrade+0x900/0x900 [ 434.916952] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 434.922141] ? pvclock_read_flags+0x160/0x160 [ 434.926647] ? lapic_next_event+0x5a/0x90 [ 434.930792] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.936342] ? kvm_clock_read+0x18/0x30 [ 434.940317] ? kvm_sched_clock_read+0x9/0x20 [ 434.944726] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.950254] ? check_preemption_disabled+0x48/0x280 [ 434.955276] irq_exit+0x17f/0x1c0 [ 434.958738] smp_apic_timer_interrupt+0x1cb/0x760 [ 434.963578] ? smp_reschedule_interrupt+0x109/0x650 [ 434.968588] ? smp_call_function_single_interrupt+0x650/0x650 [ 434.974467] ? interrupt_entry+0xb5/0xc0 [ 434.978522] ? trace_hardirqs_off_caller+0xbb/0x310 [ 434.983533] ? trace_hardirqs_off_caller+0xbb/0x310 [ 434.988559] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 434.993395] ? trace_hardirqs_on_caller+0x310/0x310 [ 434.998403] ? trace_hardirqs_on_caller+0x310/0x310 [ 435.003412] ? task_prio+0x50/0x50 [ 435.006948] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.012479] ? check_preemption_disabled+0x48/0x280 [ 435.017495] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 435.022341] apic_timer_interrupt+0xf/0x20 [ 435.026583] [ 435.028822] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 435.034020] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 435.052913] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 435.060614] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 435.067874] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 435.075232] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 435.082693] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 435.089952] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 435.097260] rcu_read_lock_held+0xa9/0xc0 [ 435.101411] list_lru_count_one+0x31a/0x450 [ 435.105725] ? list_lru_isolate_move+0x3c0/0x3c0 [ 435.110482] ? shmem_free_inode+0xd0/0xd0 [ 435.114624] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.120156] ? ubifs_shrink_count+0xc4/0x100 [ 435.124566] super_cache_count+0x153/0x2e0 [ 435.128807] do_shrink_slab+0x1b1/0xd30 [ 435.132778] ? lock_acquire+0x1ed/0x520 [ 435.136845] ? snapshot_refaults+0x290/0x290 [ 435.141250] ? lock_release+0xa00/0xa00 [ 435.145221] ? perf_trace_sched_process_exec+0x860/0x860 [ 435.150683] ? down_read_trylock+0xda/0x140 [ 435.155003] ? shrink_slab+0x207/0x8c0 [ 435.158885] ? downgrade_write+0x270/0x270 [ 435.163121] shrink_slab+0x389/0x8c0 [ 435.166845] ? shrink_active_list+0x1f00/0x1f00 [ 435.171512] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 435.177130] ? trace_hardirqs_on+0xbd/0x310 [ 435.181447] ? vmpressure+0x271/0x340 [ 435.185247] ? trace_hardirqs_off_caller+0x310/0x310 [ 435.190351] ? cgroup_procs_write_finish+0xf0/0xf0 [ 435.195288] shrink_node+0x431/0x16b0 [ 435.199083] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 435.204383] ? shrink_node_memcg+0x18f0/0x18f0 [ 435.209062] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 435.213653] ? trace_hardirqs_on+0xbd/0x310 [ 435.217977] ? vmpressure+0x271/0x340 [ 435.221773] ? do_raw_spin_unlock+0xa7/0x330 [ 435.226271] ? do_raw_spin_trylock+0x270/0x270 [ 435.230856] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 435.236428] ? __cpuset_node_allowed+0x19b/0x660 [ 435.241480] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 435.247298] ? vmpressure+0x1a2/0x340 [ 435.251108] do_try_to_free_pages+0x3e7/0x1290 [ 435.255701] ? shrink_node+0x16b0/0x16b0 [ 435.259759] ? __lock_is_held+0xb5/0x140 [ 435.263834] try_to_free_pages+0x4d0/0xb90 [ 435.268068] ? do_try_to_free_pages+0x1290/0x1290 [ 435.272923] ? lock_acquire+0x1ed/0x520 [ 435.276975] ? set_page_refcounted+0x280/0x280 [ 435.281558] ? lock_release+0xa00/0xa00 [ 435.285525] ? _raw_spin_unlock_irq+0x60/0x80 [ 435.290023] ? psi_memstall_enter+0x240/0x2b0 [ 435.294511] ? psi_memstall_tick+0x230/0x230 [ 435.299034] ? trace_hardirqs_off+0xb8/0x310 [ 435.303443] __alloc_pages_slowpath+0xa14/0x2e10 [ 435.308219] ? warn_alloc+0x120/0x120 [ 435.312015] ? mark_held_locks+0x130/0x130 [ 435.316256] ? warn_alloc+0x120/0x120 [ 435.320050] ? print_usage_bug+0xc0/0xc0 [ 435.324215] ? print_usage_bug+0xc0/0xc0 [ 435.328274] ? print_usage_bug+0xc0/0xc0 [ 435.332362] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.337895] ? should_fail+0x22d/0xd01 [ 435.341775] ? zap_class+0x640/0x640 [ 435.345583] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 435.350702] ? zap_class+0x640/0x640 [ 435.354501] ? zap_class+0x640/0x640 [ 435.358227] ? __lock_is_held+0xb5/0x140 [ 435.362289] ? zap_class+0x640/0x640 [ 435.365998] ? lock_release+0xa00/0xa00 [ 435.369971] ? perf_trace_sched_process_exec+0x860/0x860 [ 435.375414] ? check_preemption_disabled+0x48/0x280 [ 435.380429] ? __might_sleep+0x95/0x190 [ 435.384402] __alloc_pages_nodemask+0xa80/0xde0 [ 435.389063] ? zap_class+0x640/0x640 [ 435.392823] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 435.397844] ? mark_held_locks+0xc7/0x130 [ 435.401991] ? cache_grow_begin+0x65/0x8c0 [ 435.406221] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 435.410823] ? trace_hardirqs_on+0xbd/0x310 [ 435.415155] ? fallback_alloc+0x204/0x2e0 [ 435.419311] ? trace_hardirqs_off_caller+0x310/0x310 [ 435.424427] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 435.429973] cache_grow_begin+0xa5/0x8c0 [ 435.434029] ? do_raw_spin_unlock+0xa7/0x330 [ 435.438439] fallback_alloc+0x204/0x2e0 [ 435.442502] ____cache_alloc_node+0x1c7/0x1e0 [ 435.446996] kmem_cache_alloc_trace+0x214/0x750 [ 435.451665] do_syslog+0xb9b/0x1690 [ 435.455296] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 435.460308] ? finish_wait+0x430/0x430 [ 435.464193] ? aa_path_link+0x5e0/0x5e0 [ 435.468193] kmsg_read+0x8f/0xc0 [ 435.471552] ? kmsg_poll+0xb0/0xb0 [ 435.475099] proc_reg_read+0x2a3/0x3d0 [ 435.478985] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 435.483930] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 435.488514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.494047] ? fsnotify+0x4e5/0xf20 [ 435.497679] __vfs_read+0x117/0x9b0 [ 435.501308] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 435.506231] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 435.511158] ? vfs_copy_file_range+0xb90/0xb90 [ 435.515733] ? fsnotify+0xf20/0xf20 [ 435.519358] ? fsnotify_first_mark+0x350/0x350 [ 435.523943] ? security_file_permission+0x1c2/0x220 [ 435.528955] ? rw_verify_area+0x118/0x360 [ 435.533099] vfs_read+0x17f/0x3c0 [ 435.536550] ksys_read+0x101/0x260 [ 435.540088] ? kernel_write+0x120/0x120 [ 435.544066] ? trace_hardirqs_off_caller+0x310/0x310 [ 435.549175] __x64_sys_read+0x73/0xb0 [ 435.552983] do_syscall_64+0x1b9/0x820 [ 435.556873] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 435.562233] ? syscall_return_slowpath+0x5e0/0x5e0 [ 435.567155] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 435.571994] ? trace_hardirqs_on_caller+0x310/0x310 [ 435.577007] ? prepare_exit_to_usermode+0x291/0x3b0 [ 435.582029] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 435.586874] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 435.592059] RIP: 0033:0x7f126a43d1fd [ 435.595805] Code: Bad RIP value. [ 435.599164] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 435.606865] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 435.614137] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 435.621506] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 435.628777] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 435.636044] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 435.643333] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 435.643398] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 435.650346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 435.650350] Call Trace: [ 435.650356] [ 435.650373] dump_stack+0x244/0x39d [ 435.650391] ? dump_stack_print_info.cold.1+0x20/0x20 [ 435.657052] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 435.666412] warn_alloc.cold.116+0xb7/0x1bd [ 435.668965] rsyslogd cpuset=/ mems_allowed=0 [ 435.671103] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 435.703631] ? lock_downgrade+0x900/0x900 [ 435.707788] ? trace_hardirqs_off+0xb8/0x310 [ 435.712196] ? trace_hardirqs_off+0xb8/0x310 [ 435.716701] __alloc_pages_slowpath+0x26e8/0x2e10 [ 435.721565] ? warn_alloc+0x120/0x120 [ 435.725364] ? warn_alloc+0x120/0x120 [ 435.729163] ? warn_alloc+0x120/0x120 [ 435.732963] ? print_usage_bug+0xc0/0xc0 [ 435.737015] ? mark_held_locks+0x130/0x130 [ 435.741276] ? kvm_clock_read+0x18/0x30 [ 435.745246] ? print_usage_bug+0xc0/0xc0 [ 435.749314] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.754855] ? should_fail+0x22d/0xd01 [ 435.758829] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 435.763928] ? __lock_acquire+0x62f/0x4c20 [ 435.768164] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 435.773369] ? __lock_acquire+0x62f/0x4c20 [ 435.777594] ? should_fail+0x22d/0xd01 [ 435.781497] ? mark_held_locks+0x130/0x130 [ 435.785734] ? mark_held_locks+0x130/0x130 [ 435.789990] ? zap_class+0x640/0x640 [ 435.793706] ? print_usage_bug+0xc0/0xc0 [ 435.797770] ? find_held_lock+0x36/0x1c0 [ 435.801829] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.807359] ? check_preemption_disabled+0x48/0x280 [ 435.812401] ? __lock_is_held+0xb5/0x140 [ 435.816462] __alloc_pages_nodemask+0xa80/0xde0 [ 435.821123] ? zap_class+0x640/0x640 [ 435.824838] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 435.829860] ? find_held_lock+0x36/0x1c0 [ 435.833925] ? ____cache_alloc_node+0x1c7/0x1e0 [ 435.838692] ? lock_downgrade+0x900/0x900 [ 435.842855] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.848390] cache_grow_begin+0xa5/0x8c0 [ 435.852444] ? do_raw_spin_unlock+0xa7/0x330 [ 435.856864] fallback_alloc+0x204/0x2e0 [ 435.860941] ____cache_alloc_node+0x1c7/0x1e0 [ 435.865436] kmem_cache_alloc_node+0xe3/0x730 [ 435.869944] ? ipv6_get_ifaddr+0x42e/0x620 [ 435.874182] __alloc_skb+0x119/0x770 [ 435.877895] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 435.883186] ? netdev_alloc_frag+0x1f0/0x1f0 [ 435.887589] ? lock_downgrade+0x900/0x900 [ 435.891764] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.897295] ? refcount_sub_and_test_checked+0x203/0x310 [ 435.902742] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 435.908208] ? addrconf_rs_timer+0x690/0x690 [ 435.912619] ndisc_alloc_skb+0x144/0x340 [ 435.916678] ndisc_send_rs+0x331/0x6e0 [ 435.920564] addrconf_rs_timer+0x314/0x690 [ 435.924803] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 435.929142] call_timer_fn+0x272/0x920 [ 435.933039] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 435.937270] ? process_timeout+0x40/0x40 [ 435.941334] ? mark_held_locks+0xc7/0x130 [ 435.945480] ? _raw_spin_unlock_irq+0x27/0x80 [ 435.949973] ? _raw_spin_unlock_irq+0x27/0x80 [ 435.954463] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 435.958694] ? lockdep_hardirqs_on+0x296/0x5b0 [ 435.963276] ? trace_hardirqs_on+0xbd/0x310 [ 435.967704] ? kasan_check_read+0x11/0x20 [ 435.971854] ? __run_timers+0x7da/0xc70 [ 435.975825] ? trace_hardirqs_off_caller+0x310/0x310 [ 435.980938] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 435.985170] __run_timers+0x7e5/0xc70 [ 435.988973] ? timer_fixup_init+0x70/0x70 [ 435.993116] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 435.998127] ? zap_class+0x640/0x640 [ 436.001840] ? print_usage_bug+0xc0/0xc0 [ 436.005926] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 436.011116] ? find_held_lock+0x36/0x1c0 [ 436.015271] ? zap_class+0x640/0x640 [ 436.019077] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.024695] ? check_preemption_disabled+0x48/0x280 [ 436.029717] ? __lock_is_held+0xb5/0x140 [ 436.033777] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.039309] ? check_preemption_disabled+0x48/0x280 [ 436.044319] run_timer_softirq+0x52/0xb0 [ 436.048372] ? rcu_read_lock_sched_held+0x14f/0x180 [ 436.053378] __do_softirq+0x308/0xb7e [ 436.057182] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 436.061684] ? lock_downgrade+0x900/0x900 [ 436.065856] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 436.070966] ? pvclock_read_flags+0x160/0x160 [ 436.075712] ? lapic_next_event+0x5a/0x90 [ 436.080386] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.086008] ? kvm_clock_read+0x18/0x30 [ 436.089987] ? kvm_sched_clock_read+0x9/0x20 [ 436.094392] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 436.099922] ? check_preemption_disabled+0x48/0x280 [ 436.104945] irq_exit+0x17f/0x1c0 [ 436.108393] smp_apic_timer_interrupt+0x1cb/0x760 [ 436.113226] ? smp_reschedule_interrupt+0x109/0x650 [ 436.118238] ? smp_call_function_single_interrupt+0x650/0x650 [ 436.124122] ? interrupt_entry+0xb5/0xc0 [ 436.128183] ? trace_hardirqs_off_caller+0xbb/0x310 [ 436.133203] ? trace_hardirqs_off_caller+0xbb/0x310 [ 436.138220] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 436.143063] ? trace_hardirqs_on_caller+0x310/0x310 [ 436.148069] ? trace_hardirqs_on_caller+0x310/0x310 [ 436.153082] ? task_prio+0x50/0x50 [ 436.156616] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 436.162150] ? check_preemption_disabled+0x48/0x280 [ 436.167269] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 436.172140] apic_timer_interrupt+0xf/0x20 [ 436.176377] [ 436.178611] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 436.183622] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 436.202524] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 436.210226] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 436.217492] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 436.224845] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 436.232124] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 436.239385] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 436.246662] ? list_lru_count_one+0x1c4/0x450 [ 436.251163] list_lru_count_one+0x2fb/0x450 [ 436.255510] ? list_lru_isolate_move+0x3c0/0x3c0 [ 436.260278] ? deferred_split_count+0x65/0x170 [ 436.264849] ? shrink_huge_zero_page_count+0xc8/0x100 [ 436.270046] super_cache_count+0x153/0x2e0 [ 436.274278] do_shrink_slab+0x1b1/0xd30 [ 436.278255] ? lock_acquire+0x1ed/0x520 [ 436.282252] ? snapshot_refaults+0x290/0x290 [ 436.286654] ? lock_release+0xa00/0xa00 [ 436.290736] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 436.295669] ? down_read_trylock+0xda/0x140 [ 436.299983] ? shrink_slab+0x207/0x8c0 [ 436.303869] ? downgrade_write+0x270/0x270 [ 436.308105] shrink_slab+0x389/0x8c0 [ 436.311813] ? shrink_active_list+0x1f00/0x1f00 [ 436.316482] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 436.322113] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 436.327218] ? cgroup_procs_write_finish+0xf0/0xf0 [ 436.332149] ? find_held_lock+0x36/0x1c0 [ 436.336212] shrink_node+0x431/0x16b0 [ 436.340009] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 436.345299] ? shrink_node_memcg+0x18f0/0x18f0 [ 436.349880] ? kvm_clock_read+0x18/0x30 [ 436.353850] ? ktime_get+0x2c1/0x400 [ 436.357592] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 436.362088] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 436.367628] ? __cpuset_node_allowed+0x19b/0x660 [ 436.372379] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 436.378096] ? delayacct_end+0x5a/0x100 [ 436.382072] do_try_to_free_pages+0x3e7/0x1290 [ 436.386647] ? zap_class+0x640/0x640 [ 436.390375] ? shrink_node+0x16b0/0x16b0 [ 436.394433] ? __lock_is_held+0xb5/0x140 [ 436.398497] try_to_free_pages+0x4d0/0xb90 [ 436.402738] ? do_try_to_free_pages+0x1290/0x1290 [ 436.407588] ? lock_acquire+0x1ed/0x520 [ 436.411574] ? set_page_refcounted+0x280/0x280 [ 436.416174] ? lock_release+0xa00/0xa00 [ 436.420140] ? _raw_spin_unlock_irq+0x60/0x80 [ 436.424631] ? psi_memstall_enter+0x240/0x2b0 [ 436.429139] ? psi_memstall_tick+0x230/0x230 [ 436.433545] __alloc_pages_slowpath+0xa14/0x2e10 [ 436.438315] ? warn_alloc+0x120/0x120 [ 436.442110] ? mark_held_locks+0x130/0x130 [ 436.446339] ? find_get_entry+0xaae/0x1120 [ 436.450587] ? filemap_map_pages+0x1a20/0x1a20 [ 436.455167] ? zap_class+0x640/0x640 [ 436.458882] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.464423] ? check_preemption_disabled+0x48/0x280 [ 436.469435] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 436.474965] ? should_fail+0x22d/0xd01 [ 436.478863] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 436.483965] ? zap_class+0x640/0x640 [ 436.487696] ? __lock_is_held+0xb5/0x140 [ 436.491791] ? mark_held_locks+0x130/0x130 [ 436.496024] ? lock_release+0xa00/0xa00 [ 436.499996] ? perf_trace_sched_process_exec+0x860/0x860 [ 436.505443] ? xa_load+0x2ba/0x460 [ 436.509003] ? lock_downgrade+0x900/0x900 [ 436.513148] ? __might_sleep+0x95/0x190 [ 436.517118] __alloc_pages_nodemask+0xa80/0xde0 [ 436.521784] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 436.526791] ? __page_cache_alloc+0x191/0x5c0 [ 436.531281] ? xa_load+0x2e1/0x460 [ 436.534815] ? xa_clear_mark+0x40/0x40 [ 436.538694] ? zap_class+0x640/0x640 [ 436.542412] ? zap_class+0x640/0x640 [ 436.546139] ? zap_class+0x640/0x640 [ 436.549846] ? __do_page_cache_readahead+0x663/0x810 [ 436.554949] ? find_held_lock+0x36/0x1c0 [ 436.559007] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 436.564542] alloc_pages_current+0x173/0x350 [ 436.568947] __page_cache_alloc+0x38c/0x5c0 [ 436.573263] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 436.578188] ? kasan_check_read+0x11/0x20 [ 436.582692] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 436.587991] ? generic_perform_write+0x6a0/0x6a0 [ 436.592746] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 436.598277] ? check_preemption_disabled+0x48/0x280 [ 436.603316] filemap_fault+0x1595/0x25f0 [ 436.607385] ? __lock_page_or_retry+0xa00/0xa00 [ 436.612049] ? mark_held_locks+0x130/0x130 [ 436.616284] ? filemap_map_pages+0xd6b/0x1a20 [ 436.620777] ? lock_downgrade+0x900/0x900 [ 436.625038] ? check_preemption_disabled+0x48/0x280 [ 436.630052] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 436.634974] ? kasan_check_read+0x11/0x20 [ 436.639118] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 436.644395] ? rcu_softirq_qs+0x20/0x20 [ 436.648369] ? filemap_map_pages+0xd92/0x1a20 [ 436.652866] ? find_get_entries_tag+0x1400/0x1400 [ 436.657716] ? debug_object_destroy+0x2b0/0x2b0 [ 436.662402] ? lock_pi_update_atomic+0x150/0x150 [ 436.667150] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.672690] ? lock_acquire+0x1ed/0x520 [ 436.676779] ? ext4_filemap_fault+0x7a/0xad [ 436.681190] ? lock_release+0xa00/0xa00 [ 436.685178] ? perf_trace_sched_process_exec+0x860/0x860 [ 436.690621] ? print_usage_bug+0xc0/0xc0 [ 436.694675] ? print_usage_bug+0xc0/0xc0 [ 436.698760] ? down_read+0x8d/0x120 [ 436.702386] ? ext4_filemap_fault+0x7a/0xad [ 436.706713] ? __down_interruptible+0x700/0x700 [ 436.711383] ext4_filemap_fault+0x82/0xad [ 436.715526] __do_fault+0x100/0x6b0 [ 436.719148] ? pmd_devmap_trans_unstable+0x220/0x220 [ 436.724257] ? mark_held_locks+0x130/0x130 [ 436.728571] ? mark_held_locks+0x130/0x130 [ 436.732799] ? __might_fault+0x12b/0x1e0 [ 436.736857] ? lock_downgrade+0x900/0x900 [ 436.741001] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 436.746535] __handle_mm_fault+0x3ea0/0x5be0 [ 436.750958] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 436.755800] ? _copy_to_user+0xc8/0x110 [ 436.759781] ? zap_class+0x640/0x640 [ 436.763487] ? zap_class+0x640/0x640 [ 436.767194] ? __x64_sys_futex+0x53e/0x6a0 [ 436.771430] ? find_held_lock+0x36/0x1c0 [ 436.775505] ? handle_mm_fault+0x42a/0xc70 [ 436.779737] ? lock_downgrade+0x900/0x900 [ 436.783885] ? check_preemption_disabled+0x48/0x280 [ 436.788899] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 436.793857] ? kasan_check_read+0x11/0x20 [ 436.797998] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 436.803268] ? rcu_softirq_qs+0x20/0x20 [ 436.807236] ? trace_hardirqs_off_caller+0x310/0x310 [ 436.812338] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 436.817871] ? check_preemption_disabled+0x48/0x280 [ 436.822886] handle_mm_fault+0x54f/0xc70 [ 436.826943] ? __handle_mm_fault+0x5be0/0x5be0 [ 436.831612] ? find_vma+0x34/0x190 [ 436.835148] __do_page_fault+0x5e8/0xe60 [ 436.839205] ? trace_hardirqs_off+0xb8/0x310 [ 436.843619] do_page_fault+0xf2/0x7e0 [ 436.847413] ? vmalloc_sync_all+0x30/0x30 [ 436.851558] ? error_entry+0x70/0xd0 [ 436.855268] ? trace_hardirqs_off_caller+0xbb/0x310 [ 436.860278] ? trace_hardirqs_on_caller+0xc0/0x310 [ 436.865205] ? syscall_return_slowpath+0x5e0/0x5e0 [ 436.870143] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 436.875001] ? trace_hardirqs_on_caller+0x310/0x310 [ 436.880011] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 436.885457] ? prepare_exit_to_usermode+0x291/0x3b0 [ 436.890479] ? page_fault+0x8/0x30 [ 436.894016] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 436.898865] ? page_fault+0x8/0x30 [ 436.902399] page_fault+0x1e/0x30 [ 436.905845] RIP: 0033:0x45ddf3 [ 436.909041] Code: Bad RIP value. [ 436.912393] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 436.917764] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 436.925029] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 436.932294] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 436.939655] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 436.946924] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 436.954226] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 436.954231] warn_alloc_show_mem: 1 callbacks suppressed [ 436.954236] Mem-Info: [ 436.961077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 436.966437] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 436.966437] active_file:13 inactive_file:12 isolated_file:0 [ 436.966437] unevictable:0 dirty:0 writeback:0 unstable:0 [ 436.966437] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 436.966437] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 436.966437] free:13770 free_pcp:132 free_cma:0 [ 436.968808] Call Trace: [ 436.978179] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 437.011291] [ 437.013853] 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 [ 437.041707] dump_stack+0x244/0x39d [ 437.043831] lowmem_reserve[]: 0 2818 6321 6321 [ 437.069931] ? dump_stack_print_info.cold.1+0x20/0x20 [ 437.073523] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 437.078097] warn_alloc.cold.116+0xb7/0x1bd [ 437.083246] lowmem_reserve[]: 0 0 3503 3503 [ 437.110554] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 437.114849] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 437.119161] ? lock_downgrade+0x900/0x900 [ 437.123971] lowmem_reserve[]: 0 0 0 0 [ 437.152935] ? trace_hardirqs_off+0xb8/0x310 [ 437.157048] 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 [ 437.160843] ? trace_hardirqs_off+0xb8/0x310 [ 437.165223] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 437.178753] __alloc_pages_slowpath+0x26e8/0x2e10 [ 437.183154] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 437.198433] ? warn_alloc+0x120/0x120 [ 437.203231] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 437.218296] ? print_usage_bug+0xc0/0xc0 [ 437.222070] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 437.230884] ? warn_alloc+0x120/0x120 [ 437.234923] 2701 total pagecache pages [ 437.243782] ? warn_alloc+0x120/0x120 [ 437.247560] 0 pages in swap cache [ 437.251453] ? print_usage_bug+0xc0/0xc0 [ 437.255237] Swap cache stats: add 0, delete 0, find 0/0 [ 437.258682] ? kvm_clock_read+0x18/0x30 [ 437.262707] Free swap = 0kB [ 437.268057] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 437.272008] Total swap = 0kB [ 437.275021] ? print_usage_bug+0xc0/0xc0 [ 437.280008] 1965979 pages RAM [ 437.283013] ? __lock_acquire+0x62f/0x4c20 [ 437.287058] 0 pages HighMem/MovableOnly [ 437.287065] 342853 pages reserved [ 437.290169] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.294473] 0 pages cma reserved [ 437.298432] ? should_fail+0x22d/0xd01 [ 437.301949] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 437.307393] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 437.307409] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 437.307423] ? __lock_acquire+0x62f/0x4c20 [ 437.310809] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 437.314630] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 437.321086] syz-fuzzer cpuset=/ mems_allowed=0 [ 437.326340] ? __lock_acquire+0x62f/0x4c20 [ 437.326353] ? should_fail+0x22d/0xd01 [ 437.363615] ? rcu_irq_exit+0x1a2/0x390 [ 437.367594] ? mark_held_locks+0x130/0x130 [ 437.371844] ? mark_held_locks+0x130/0x130 [ 437.376077] ? mark_held_locks+0xc7/0x130 [ 437.380220] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 437.385228] ? zap_class+0x640/0x640 [ 437.389036] ? print_usage_bug+0xc0/0xc0 [ 437.393099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.398628] ? check_preemption_disabled+0x48/0x280 [ 437.403645] ? __lock_is_held+0xb5/0x140 [ 437.407728] __alloc_pages_nodemask+0xa80/0xde0 [ 437.412479] ? zap_class+0x640/0x640 [ 437.416202] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 437.421344] ? find_held_lock+0x36/0x1c0 [ 437.425408] ? ____cache_alloc_node+0x1c7/0x1e0 [ 437.430073] ? lock_downgrade+0x900/0x900 [ 437.434258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.439794] cache_grow_begin+0xa5/0x8c0 [ 437.443852] ? do_raw_spin_unlock+0xa7/0x330 [ 437.448260] fallback_alloc+0x204/0x2e0 [ 437.452248] ____cache_alloc_node+0x1c7/0x1e0 [ 437.456854] kmem_cache_alloc_node+0xe3/0x730 [ 437.461444] ? ipv6_get_ifaddr+0x42e/0x620 [ 437.465688] __alloc_skb+0x119/0x770 [ 437.469393] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 437.474678] ? netdev_alloc_frag+0x1f0/0x1f0 [ 437.479084] ? lock_downgrade+0x900/0x900 [ 437.483339] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.488871] ? refcount_sub_and_test_checked+0x203/0x310 [ 437.494322] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 437.499854] ? addrconf_rs_timer+0x690/0x690 [ 437.504280] ndisc_alloc_skb+0x144/0x340 [ 437.508338] ndisc_send_rs+0x331/0x6e0 [ 437.512226] addrconf_rs_timer+0x314/0x690 [ 437.516459] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.520807] call_timer_fn+0x272/0x920 [ 437.524691] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.528922] ? process_timeout+0x40/0x40 [ 437.532988] ? mark_held_locks+0xc7/0x130 [ 437.537129] ? _raw_spin_unlock_irq+0x27/0x80 [ 437.541618] ? _raw_spin_unlock_irq+0x27/0x80 [ 437.546138] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.550412] ? lockdep_hardirqs_on+0x296/0x5b0 [ 437.554997] ? trace_hardirqs_on+0xbd/0x310 [ 437.559309] ? kasan_check_read+0x11/0x20 [ 437.563448] ? __run_timers+0x7da/0xc70 [ 437.567418] ? trace_hardirqs_off_caller+0x310/0x310 [ 437.572518] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.576752] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.580978] __run_timers+0x7e5/0xc70 [ 437.584798] ? timer_fixup_init+0x70/0x70 [ 437.588943] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 437.593954] ? zap_class+0x640/0x640 [ 437.597679] ? print_usage_bug+0xc0/0xc0 [ 437.601736] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 437.606928] ? find_held_lock+0x36/0x1c0 [ 437.610990] ? zap_class+0x640/0x640 [ 437.614704] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.620240] ? check_preemption_disabled+0x48/0x280 [ 437.625257] ? __lock_is_held+0xb5/0x140 [ 437.629313] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.634851] ? check_preemption_disabled+0x48/0x280 [ 437.639868] run_timer_softirq+0x52/0xb0 [ 437.643923] ? rcu_read_lock_sched_held+0x14f/0x180 [ 437.648933] __do_softirq+0x308/0xb7e [ 437.652733] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 437.657220] ? lock_downgrade+0x900/0x900 [ 437.661367] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 437.666477] ? pvclock_read_flags+0x160/0x160 [ 437.670971] ? lapic_next_event+0x5a/0x90 [ 437.675126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.680752] ? kvm_clock_read+0x18/0x30 [ 437.684736] ? kvm_sched_clock_read+0x9/0x20 [ 437.689146] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.694694] ? check_preemption_disabled+0x48/0x280 [ 437.699713] irq_exit+0x17f/0x1c0 [ 437.703196] smp_apic_timer_interrupt+0x1cb/0x760 [ 437.708037] ? smp_reschedule_interrupt+0x109/0x650 [ 437.713056] ? smp_call_function_single_interrupt+0x650/0x650 [ 437.718933] ? interrupt_entry+0xb5/0xc0 [ 437.722995] ? trace_hardirqs_off_caller+0xbb/0x310 [ 437.728006] ? trace_hardirqs_off_caller+0xbb/0x310 [ 437.733028] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 437.737884] ? trace_hardirqs_on_caller+0x310/0x310 [ 437.742892] ? trace_hardirqs_on_caller+0x310/0x310 [ 437.747905] ? task_prio+0x50/0x50 [ 437.751528] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.757145] ? check_preemption_disabled+0x48/0x280 [ 437.762160] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 437.767002] apic_timer_interrupt+0xf/0x20 [ 437.771227] [ 437.773459] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 437.778472] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 437.797376] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 437.805079] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 437.812355] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 437.819612] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 437.826966] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 437.834223] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 437.841509] rcu_read_lock_held+0xa9/0xc0 [ 437.845661] list_lru_count_one+0x31a/0x450 [ 437.849985] ? list_lru_isolate_move+0x3c0/0x3c0 [ 437.854853] ? shmem_free_inode+0xd0/0xd0 [ 437.859000] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.864531] ? ubifs_shrink_count+0xc4/0x100 [ 437.869054] super_cache_count+0x153/0x2e0 [ 437.873304] do_shrink_slab+0x1b1/0xd30 [ 437.877277] ? lock_acquire+0x1ed/0x520 [ 437.881246] ? snapshot_refaults+0x290/0x290 [ 437.885660] ? lock_release+0xa00/0xa00 [ 437.889654] ? perf_trace_sched_process_exec+0x860/0x860 [ 437.895122] ? down_read_trylock+0xda/0x140 [ 437.899447] ? shrink_slab+0x207/0x8c0 [ 437.903325] ? downgrade_write+0x270/0x270 [ 437.907562] shrink_slab+0x389/0x8c0 [ 437.911272] ? shrink_active_list+0x1f00/0x1f00 [ 437.915940] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 437.921559] ? trace_hardirqs_on+0xbd/0x310 [ 437.925898] ? vmpressure+0x271/0x340 [ 437.929695] ? trace_hardirqs_off_caller+0x310/0x310 [ 437.934883] ? cgroup_procs_write_finish+0xf0/0xf0 [ 437.939824] shrink_node+0x431/0x16b0 [ 437.943641] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 437.948933] ? shrink_node_memcg+0x18f0/0x18f0 [ 437.953511] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 437.958091] ? trace_hardirqs_on+0xbd/0x310 [ 437.962406] ? vmpressure+0x271/0x340 [ 437.966206] ? do_raw_spin_unlock+0xa7/0x330 [ 437.970604] ? do_raw_spin_trylock+0x270/0x270 [ 437.975346] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 437.980892] ? __cpuset_node_allowed+0x19b/0x660 [ 437.985655] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 437.991360] ? vmpressure+0x1a2/0x340 [ 437.995172] do_try_to_free_pages+0x3e7/0x1290 [ 437.999764] ? shrink_node+0x16b0/0x16b0 [ 438.003821] ? __lock_is_held+0xb5/0x140 [ 438.007888] try_to_free_pages+0x4d0/0xb90 [ 438.012133] ? do_try_to_free_pages+0x1290/0x1290 [ 438.017074] ? lock_acquire+0x1ed/0x520 [ 438.021042] ? set_page_refcounted+0x280/0x280 [ 438.025653] ? lock_release+0xa00/0xa00 [ 438.029645] ? _raw_spin_unlock_irq+0x60/0x80 [ 438.034131] ? psi_memstall_enter+0x240/0x2b0 [ 438.038647] ? psi_memstall_tick+0x230/0x230 [ 438.043059] ? trace_hardirqs_off+0xb8/0x310 [ 438.047478] __alloc_pages_slowpath+0xa14/0x2e10 [ 438.052268] ? warn_alloc+0x120/0x120 [ 438.056061] ? mark_held_locks+0x130/0x130 [ 438.060316] ? warn_alloc+0x120/0x120 [ 438.064147] ? print_usage_bug+0xc0/0xc0 [ 438.068333] ? print_usage_bug+0xc0/0xc0 [ 438.072944] ? print_usage_bug+0xc0/0xc0 [ 438.077022] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.082556] ? should_fail+0x22d/0xd01 [ 438.086470] ? zap_class+0x640/0x640 [ 438.090183] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 438.095286] ? zap_class+0x640/0x640 [ 438.099018] ? zap_class+0x640/0x640 [ 438.102748] ? __lock_is_held+0xb5/0x140 [ 438.106816] ? zap_class+0x640/0x640 [ 438.110529] ? lock_release+0xa00/0xa00 [ 438.114505] ? perf_trace_sched_process_exec+0x860/0x860 [ 438.119950] ? check_preemption_disabled+0x48/0x280 [ 438.124979] ? __might_sleep+0x95/0x190 [ 438.128952] __alloc_pages_nodemask+0xa80/0xde0 [ 438.133628] ? zap_class+0x640/0x640 [ 438.137341] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 438.142362] ? mark_held_locks+0xc7/0x130 [ 438.146509] ? cache_grow_begin+0x65/0x8c0 [ 438.150752] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 438.155595] ? trace_hardirqs_on+0xbd/0x310 [ 438.159923] ? fallback_alloc+0x204/0x2e0 [ 438.164180] ? trace_hardirqs_off_caller+0x310/0x310 [ 438.169312] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 438.174864] cache_grow_begin+0xa5/0x8c0 [ 438.178924] ? do_raw_spin_unlock+0xa7/0x330 [ 438.183334] fallback_alloc+0x204/0x2e0 [ 438.187339] ____cache_alloc_node+0x1c7/0x1e0 [ 438.191836] kmem_cache_alloc_trace+0x214/0x750 [ 438.196512] do_syslog+0xb9b/0x1690 [ 438.200163] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 438.205172] ? finish_wait+0x430/0x430 [ 438.209055] ? aa_path_link+0x5e0/0x5e0 [ 438.213032] kmsg_read+0x8f/0xc0 [ 438.216390] ? kmsg_poll+0xb0/0xb0 [ 438.219930] proc_reg_read+0x2a3/0x3d0 [ 438.223816] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 438.228749] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 438.233329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.238866] ? fsnotify+0x4e5/0xf20 [ 438.242527] __vfs_read+0x117/0x9b0 [ 438.246150] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 438.251074] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 438.256004] ? vfs_copy_file_range+0xb90/0xb90 [ 438.260583] ? fsnotify+0xf20/0xf20 [ 438.264217] ? fsnotify_first_mark+0x350/0x350 [ 438.268798] ? security_file_permission+0x1c2/0x220 [ 438.273811] ? rw_verify_area+0x118/0x360 [ 438.277954] vfs_read+0x17f/0x3c0 [ 438.281405] ksys_read+0x101/0x260 [ 438.284942] ? kernel_write+0x120/0x120 [ 438.288912] ? trace_hardirqs_off_caller+0x310/0x310 [ 438.294030] __x64_sys_read+0x73/0xb0 [ 438.297832] do_syscall_64+0x1b9/0x820 [ 438.301711] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 438.307072] ? syscall_return_slowpath+0x5e0/0x5e0 [ 438.311997] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 438.316839] ? trace_hardirqs_on_caller+0x310/0x310 [ 438.321855] ? prepare_exit_to_usermode+0x291/0x3b0 [ 438.326871] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 438.331711] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 438.336894] RIP: 0033:0x7f126a43d1fd [ 438.340627] Code: Bad RIP value. [ 438.343994] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 438.351717] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 438.358985] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 438.366245] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 438.373506] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 438.380767] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 438.388052] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 438.388119] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 438.395064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 438.395069] Call Trace: [ 438.395074] [ 438.395101] dump_stack+0x244/0x39d [ 438.395123] ? dump_stack_print_info.cold.1+0x20/0x20 [ 438.401645] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 438.410942] warn_alloc.cold.116+0xb7/0x1bd [ 438.413494] rsyslogd cpuset=/ mems_allowed=0 [ 438.415631] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 438.447959] ? lock_downgrade+0x900/0x900 [ 438.452108] ? trace_hardirqs_off+0xb8/0x310 [ 438.456513] ? trace_hardirqs_off+0xb8/0x310 [ 438.460927] __alloc_pages_slowpath+0x26e8/0x2e10 [ 438.465787] ? warn_alloc+0x120/0x120 [ 438.469588] ? print_usage_bug+0xc0/0xc0 [ 438.473651] ? warn_alloc+0x120/0x120 [ 438.477448] ? warn_alloc+0x120/0x120 [ 438.481259] ? print_usage_bug+0xc0/0xc0 [ 438.485318] ? print_usage_bug+0xc0/0xc0 [ 438.489373] ? __lock_acquire+0x62f/0x4c20 [ 438.493609] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.499142] ? should_fail+0x22d/0xd01 [ 438.503034] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 438.508134] ? __lock_acquire+0x62f/0x4c20 [ 438.512373] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 438.517465] ? __lock_acquire+0x62f/0x4c20 [ 438.521706] ? should_fail+0x22d/0xd01 [ 438.525588] ? find_held_lock+0x36/0x1c0 [ 438.529657] ? mark_held_locks+0x130/0x130 [ 438.533889] ? mark_held_locks+0x130/0x130 [ 438.538122] ? zap_class+0x640/0x640 [ 438.541851] ? zap_class+0x640/0x640 [ 438.545564] ? print_usage_bug+0xc0/0xc0 [ 438.549634] ? do_raw_spin_unlock+0xa7/0x330 [ 438.554038] ? zap_class+0x640/0x640 [ 438.557745] ? print_usage_bug+0xc0/0xc0 [ 438.561800] ? wq_watchdog_touch+0x9c/0xfe [ 438.566030] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.571563] ? check_preemption_disabled+0x48/0x280 [ 438.576585] ? __lock_is_held+0xb5/0x140 [ 438.580667] __alloc_pages_nodemask+0xa80/0xde0 [ 438.585342] ? zap_class+0x640/0x640 [ 438.589055] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 438.594092] ? find_held_lock+0x36/0x1c0 [ 438.598163] ? ____cache_alloc_node+0x1c7/0x1e0 [ 438.602825] ? lock_downgrade+0x900/0x900 [ 438.606983] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.612523] cache_grow_begin+0xa5/0x8c0 [ 438.616577] ? do_raw_spin_unlock+0xa7/0x330 [ 438.621084] fallback_alloc+0x204/0x2e0 [ 438.625073] ____cache_alloc_node+0x1c7/0x1e0 [ 438.629573] kmem_cache_alloc_node+0xe3/0x730 [ 438.634070] ? ipv6_get_ifaddr+0x42e/0x620 [ 438.638321] __alloc_skb+0x119/0x770 [ 438.642031] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 438.647305] ? netdev_alloc_frag+0x1f0/0x1f0 [ 438.651712] ? lock_downgrade+0x900/0x900 [ 438.655868] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.661417] ? refcount_sub_and_test_checked+0x203/0x310 [ 438.666870] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 438.672314] ? addrconf_rs_timer+0x690/0x690 [ 438.676830] ndisc_alloc_skb+0x144/0x340 [ 438.680892] ndisc_send_rs+0x331/0x6e0 [ 438.684783] addrconf_rs_timer+0x314/0x690 [ 438.689016] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 438.693255] call_timer_fn+0x272/0x920 [ 438.697145] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 438.701375] ? process_timeout+0x40/0x40 [ 438.705442] ? mark_held_locks+0xc7/0x130 [ 438.709605] ? _raw_spin_unlock_irq+0x27/0x80 [ 438.714101] ? _raw_spin_unlock_irq+0x27/0x80 [ 438.718596] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 438.722827] ? lockdep_hardirqs_on+0x296/0x5b0 [ 438.727410] ? trace_hardirqs_on+0xbd/0x310 [ 438.731732] ? kasan_check_read+0x11/0x20 [ 438.735878] ? __run_timers+0x7da/0xc70 [ 438.739943] ? trace_hardirqs_off_caller+0x310/0x310 [ 438.745044] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 438.749277] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 438.753514] __run_timers+0x7e5/0xc70 [ 438.757323] ? timer_fixup_init+0x70/0x70 [ 438.761468] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 438.766479] ? zap_class+0x640/0x640 [ 438.770192] ? print_usage_bug+0xc0/0xc0 [ 438.774251] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 438.779441] ? find_held_lock+0x36/0x1c0 [ 438.783500] ? zap_class+0x640/0x640 [ 438.787211] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.792761] ? check_preemption_disabled+0x48/0x280 [ 438.797783] ? __lock_is_held+0xb5/0x140 [ 438.801843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.807375] ? check_preemption_disabled+0x48/0x280 [ 438.812388] run_timer_softirq+0x52/0xb0 [ 438.816443] ? rcu_read_lock_sched_held+0x14f/0x180 [ 438.821558] __do_softirq+0x308/0xb7e [ 438.825370] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 438.829859] ? lock_downgrade+0x900/0x900 [ 438.834021] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 438.839213] ? pvclock_read_flags+0x160/0x160 [ 438.843703] ? lapic_next_event+0x5a/0x90 [ 438.847849] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.853389] ? kvm_clock_read+0x18/0x30 [ 438.857369] ? kvm_sched_clock_read+0x9/0x20 [ 438.861773] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.867301] ? check_preemption_disabled+0x48/0x280 [ 438.872329] irq_exit+0x17f/0x1c0 [ 438.875786] smp_apic_timer_interrupt+0x1cb/0x760 [ 438.880621] ? smp_reschedule_interrupt+0x109/0x650 [ 438.885735] ? smp_call_function_single_interrupt+0x650/0x650 [ 438.891614] ? interrupt_entry+0xb5/0xc0 [ 438.895671] ? trace_hardirqs_off_caller+0xbb/0x310 [ 438.900678] ? trace_hardirqs_off_caller+0xbb/0x310 [ 438.905701] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 438.910635] ? trace_hardirqs_on_caller+0x310/0x310 [ 438.915664] ? trace_hardirqs_on_caller+0x310/0x310 [ 438.920675] ? task_prio+0x50/0x50 [ 438.924294] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.929822] ? check_preemption_disabled+0x48/0x280 [ 438.934924] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 438.939769] apic_timer_interrupt+0xf/0x20 [ 438.944003] [ 438.946238] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 438.951250] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 438.970229] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 438.977929] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 438.985280] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 438.992545] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 438.999818] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 439.007082] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 439.014362] ? list_lru_count_one+0x1c4/0x450 [ 439.018858] list_lru_count_one+0x2fb/0x450 [ 439.023173] ? list_lru_isolate_move+0x3c0/0x3c0 [ 439.027922] ? deferred_split_count+0x65/0x170 [ 439.032500] ? shrink_huge_zero_page_count+0xc8/0x100 [ 439.037690] super_cache_count+0x153/0x2e0 [ 439.042032] do_shrink_slab+0x1b1/0xd30 [ 439.046004] ? lock_acquire+0x1ed/0x520 [ 439.049976] ? snapshot_refaults+0x290/0x290 [ 439.054392] ? lock_release+0xa00/0xa00 [ 439.058361] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 439.063292] ? down_read_trylock+0xda/0x140 [ 439.067606] ? shrink_slab+0x207/0x8c0 [ 439.071505] ? downgrade_write+0x270/0x270 [ 439.075764] shrink_slab+0x389/0x8c0 [ 439.079478] ? shrink_active_list+0x1f00/0x1f00 [ 439.084158] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 439.089781] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 439.094887] ? cgroup_procs_write_finish+0xf0/0xf0 [ 439.099905] ? find_held_lock+0x36/0x1c0 [ 439.103970] shrink_node+0x431/0x16b0 [ 439.107775] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 439.113072] ? shrink_node_memcg+0x18f0/0x18f0 [ 439.117653] ? kvm_clock_read+0x18/0x30 [ 439.121621] ? ktime_get+0x2c1/0x400 [ 439.125346] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 439.129838] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 439.135372] ? __cpuset_node_allowed+0x19b/0x660 [ 439.140124] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 439.145832] ? delayacct_end+0x5a/0x100 [ 439.149818] do_try_to_free_pages+0x3e7/0x1290 [ 439.154390] ? zap_class+0x640/0x640 [ 439.158108] ? shrink_node+0x16b0/0x16b0 [ 439.162184] ? __lock_is_held+0xb5/0x140 [ 439.166252] try_to_free_pages+0x4d0/0xb90 [ 439.170483] ? do_try_to_free_pages+0x1290/0x1290 [ 439.175329] ? lock_acquire+0x1ed/0x520 [ 439.179296] ? set_page_refcounted+0x280/0x280 [ 439.183876] ? lock_release+0xa00/0xa00 [ 439.187859] ? _raw_spin_unlock_irq+0x60/0x80 [ 439.192358] ? psi_memstall_enter+0x240/0x2b0 [ 439.196874] ? psi_memstall_tick+0x230/0x230 [ 439.201297] __alloc_pages_slowpath+0xa14/0x2e10 [ 439.206070] ? warn_alloc+0x120/0x120 [ 439.209861] ? mark_held_locks+0x130/0x130 [ 439.214097] ? find_get_entry+0xaae/0x1120 [ 439.218332] ? filemap_map_pages+0x1a20/0x1a20 [ 439.222914] ? zap_class+0x640/0x640 [ 439.226641] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.232171] ? check_preemption_disabled+0x48/0x280 [ 439.237195] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 439.243232] ? should_fail+0x22d/0xd01 [ 439.247237] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 439.252333] ? zap_class+0x640/0x640 [ 439.256072] ? __lock_is_held+0xb5/0x140 [ 439.260162] ? mark_held_locks+0x130/0x130 [ 439.264536] ? lock_release+0xa00/0xa00 [ 439.268524] ? perf_trace_sched_process_exec+0x860/0x860 [ 439.273972] ? xa_load+0x2ba/0x460 [ 439.277508] ? lock_downgrade+0x900/0x900 [ 439.281659] ? __might_sleep+0x95/0x190 [ 439.285644] __alloc_pages_nodemask+0xa80/0xde0 [ 439.290315] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 439.295435] ? __page_cache_alloc+0x191/0x5c0 [ 439.299925] ? xa_load+0x2e1/0x460 [ 439.303460] ? xa_clear_mark+0x40/0x40 [ 439.307342] ? zap_class+0x640/0x640 [ 439.311058] ? zap_class+0x640/0x640 [ 439.314771] ? zap_class+0x640/0x640 [ 439.318478] ? __do_page_cache_readahead+0x663/0x810 [ 439.323582] ? find_held_lock+0x36/0x1c0 [ 439.327653] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 439.333188] alloc_pages_current+0x173/0x350 [ 439.337595] __page_cache_alloc+0x38c/0x5c0 [ 439.341914] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 439.346841] ? kasan_check_read+0x11/0x20 [ 439.350983] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 439.356256] ? generic_perform_write+0x6a0/0x6a0 [ 439.361009] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 439.366550] ? check_preemption_disabled+0x48/0x280 [ 439.371576] filemap_fault+0x1595/0x25f0 [ 439.375647] ? __lock_page_or_retry+0xa00/0xa00 [ 439.380317] ? mark_held_locks+0x130/0x130 [ 439.384577] ? filemap_map_pages+0xd6b/0x1a20 [ 439.389074] ? lock_downgrade+0x900/0x900 [ 439.393213] ? check_preemption_disabled+0x48/0x280 [ 439.398229] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 439.403155] ? kasan_check_read+0x11/0x20 [ 439.407298] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 439.412575] ? rcu_softirq_qs+0x20/0x20 [ 439.416566] ? filemap_map_pages+0xd92/0x1a20 [ 439.421072] ? find_get_entries_tag+0x1400/0x1400 [ 439.425934] ? debug_object_destroy+0x2b0/0x2b0 [ 439.430602] ? lock_pi_update_atomic+0x150/0x150 [ 439.435356] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.440902] ? lock_acquire+0x1ed/0x520 [ 439.444888] ? ext4_filemap_fault+0x7a/0xad [ 439.449206] ? lock_release+0xa00/0xa00 [ 439.453171] ? perf_trace_sched_process_exec+0x860/0x860 [ 439.458635] ? print_usage_bug+0xc0/0xc0 [ 439.462691] ? print_usage_bug+0xc0/0xc0 [ 439.466759] ? down_read+0x8d/0x120 [ 439.470462] ? ext4_filemap_fault+0x7a/0xad [ 439.474795] ? __down_interruptible+0x700/0x700 [ 439.479464] ext4_filemap_fault+0x82/0xad [ 439.483721] __do_fault+0x100/0x6b0 [ 439.487348] ? pmd_devmap_trans_unstable+0x220/0x220 [ 439.492463] ? mark_held_locks+0x130/0x130 [ 439.496691] ? mark_held_locks+0x130/0x130 [ 439.500918] ? __might_fault+0x12b/0x1e0 [ 439.504975] ? lock_downgrade+0x900/0x900 [ 439.509117] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 439.514657] __handle_mm_fault+0x3ea0/0x5be0 [ 439.519071] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 439.523911] ? _copy_to_user+0xc8/0x110 [ 439.527890] ? zap_class+0x640/0x640 [ 439.531594] ? zap_class+0x640/0x640 [ 439.535296] ? __x64_sys_futex+0x53e/0x6a0 [ 439.539538] ? find_held_lock+0x36/0x1c0 [ 439.543613] ? handle_mm_fault+0x42a/0xc70 [ 439.547932] ? lock_downgrade+0x900/0x900 [ 439.552180] ? check_preemption_disabled+0x48/0x280 [ 439.557193] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 439.562134] ? kasan_check_read+0x11/0x20 [ 439.566288] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 439.571571] ? rcu_softirq_qs+0x20/0x20 [ 439.575547] ? trace_hardirqs_off_caller+0x310/0x310 [ 439.580645] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 439.586179] ? check_preemption_disabled+0x48/0x280 [ 439.591283] handle_mm_fault+0x54f/0xc70 [ 439.595338] ? __handle_mm_fault+0x5be0/0x5be0 [ 439.599915] ? find_vma+0x34/0x190 [ 439.603456] __do_page_fault+0x5e8/0xe60 [ 439.607516] ? trace_hardirqs_off+0xb8/0x310 [ 439.612030] do_page_fault+0xf2/0x7e0 [ 439.615848] ? vmalloc_sync_all+0x30/0x30 [ 439.619988] ? error_entry+0x70/0xd0 [ 439.623697] ? trace_hardirqs_off_caller+0xbb/0x310 [ 439.628710] ? trace_hardirqs_on_caller+0xc0/0x310 [ 439.633645] ? syscall_return_slowpath+0x5e0/0x5e0 [ 439.638655] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 439.643582] ? trace_hardirqs_on_caller+0x310/0x310 [ 439.648607] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 439.654059] ? prepare_exit_to_usermode+0x291/0x3b0 [ 439.659068] ? page_fault+0x8/0x30 [ 439.662610] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 439.667446] ? page_fault+0x8/0x30 [ 439.670983] page_fault+0x1e/0x30 [ 439.674438] RIP: 0033:0x45ddf3 [ 439.677656] Code: Bad RIP value. [ 439.681019] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 439.686374] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 439.693641] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 439.700903] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 439.708199] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 439.715472] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 439.722759] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 439.722764] warn_alloc_show_mem: 1 callbacks suppressed [ 439.722770] Mem-Info: [ 439.729618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 439.734977] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 439.734977] active_file:13 inactive_file:12 isolated_file:0 [ 439.734977] unevictable:0 dirty:0 writeback:0 unstable:0 [ 439.734977] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 439.734977] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 439.734977] free:13770 free_pcp:132 free_cma:0 [ 439.737357] Call Trace: [ 439.746727] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 439.779841] [ 439.782416] 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 [ 439.810334] dump_stack+0x244/0x39d [ 439.812465] lowmem_reserve[]: 0 2818 6321 6321 [ 439.838597] ? dump_stack_print_info.cold.1+0x20/0x20 [ 439.842192] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 439.846770] warn_alloc.cold.116+0xb7/0x1bd [ 439.851923] lowmem_reserve[]: 0 0 3503 3503 [ 439.879257] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 439.883562] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 439.887877] ? lock_downgrade+0x900/0x900 [ 439.892689] lowmem_reserve[]: 0 0 0 0 [ 439.921653] ? trace_hardirqs_off+0xb8/0x310 [ 439.925767] 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 [ 439.929565] ? trace_hardirqs_off+0xb8/0x310 [ 439.933940] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 439.947455] __alloc_pages_slowpath+0x26e8/0x2e10 [ 439.951828] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 439.967094] ? warn_alloc+0x120/0x120 [ 439.971890] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 439.986973] ? print_usage_bug+0xc0/0xc0 [ 439.990752] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 439.999579] ? warn_alloc+0x120/0x120 [ 440.003621] 2701 total pagecache pages [ 440.012208] ? warn_alloc+0x120/0x120 [ 440.015989] 0 pages in swap cache [ 440.019851] ? print_usage_bug+0xc0/0xc0 [ 440.023624] Swap cache stats: add 0, delete 0, find 0/0 [ 440.027062] ? print_usage_bug+0xc0/0xc0 [ 440.031091] Free swap = 0kB [ 440.036438] ? __lock_acquire+0x62f/0x4c20 [ 440.040464] Total swap = 0kB [ 440.043467] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.047672] 1965979 pages RAM [ 440.050675] ? should_fail+0x22d/0xd01 [ 440.056179] 0 pages HighMem/MovableOnly [ 440.059270] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 440.063125] 342853 pages reserved [ 440.067081] ? __lock_acquire+0x62f/0x4c20 [ 440.072422] 0 pages cma reserved [ 440.072489] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 440.075890] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 440.075908] ? __lock_acquire+0x62f/0x4c20 [ 440.080165] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 440.083462] ? should_fail+0x22d/0xd01 [ 440.089922] syz-fuzzer cpuset=/ mems_allowed=0 [ 440.095025] ? find_held_lock+0x36/0x1c0 [ 440.121920] ? mark_held_locks+0x130/0x130 [ 440.126173] ? mark_held_locks+0x130/0x130 [ 440.130405] ? zap_class+0x640/0x640 [ 440.134111] ? zap_class+0x640/0x640 [ 440.137839] ? print_usage_bug+0xc0/0xc0 [ 440.141896] ? do_raw_spin_unlock+0xa7/0x330 [ 440.146295] ? zap_class+0x640/0x640 [ 440.150002] ? print_usage_bug+0xc0/0xc0 [ 440.154057] ? wq_watchdog_touch+0x9c/0xfe [ 440.158289] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.163820] ? check_preemption_disabled+0x48/0x280 [ 440.168838] ? __lock_is_held+0xb5/0x140 [ 440.173002] __alloc_pages_nodemask+0xa80/0xde0 [ 440.177668] ? zap_class+0x640/0x640 [ 440.181383] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 440.186401] ? find_held_lock+0x36/0x1c0 [ 440.190467] ? ____cache_alloc_node+0x1c7/0x1e0 [ 440.195141] ? lock_downgrade+0x900/0x900 [ 440.199289] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.204931] cache_grow_begin+0xa5/0x8c0 [ 440.209000] ? do_raw_spin_unlock+0xa7/0x330 [ 440.213408] fallback_alloc+0x204/0x2e0 [ 440.217379] ____cache_alloc_node+0x1c7/0x1e0 [ 440.221957] kmem_cache_alloc_node+0xe3/0x730 [ 440.226446] ? ipv6_get_ifaddr+0x42e/0x620 [ 440.230685] __alloc_skb+0x119/0x770 [ 440.234389] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 440.239664] ? netdev_alloc_frag+0x1f0/0x1f0 [ 440.244067] ? lock_downgrade+0x900/0x900 [ 440.248218] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.253752] ? refcount_sub_and_test_checked+0x203/0x310 [ 440.259211] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 440.264656] ? addrconf_rs_timer+0x690/0x690 [ 440.269067] ndisc_alloc_skb+0x144/0x340 [ 440.273128] ndisc_send_rs+0x331/0x6e0 [ 440.277017] addrconf_rs_timer+0x314/0x690 [ 440.281252] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 440.285513] call_timer_fn+0x272/0x920 [ 440.289396] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 440.293628] ? process_timeout+0x40/0x40 [ 440.297694] ? mark_held_locks+0xc7/0x130 [ 440.301836] ? _raw_spin_unlock_irq+0x27/0x80 [ 440.306325] ? _raw_spin_unlock_irq+0x27/0x80 [ 440.310823] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 440.315060] ? lockdep_hardirqs_on+0x296/0x5b0 [ 440.319635] ? trace_hardirqs_on+0xbd/0x310 [ 440.323949] ? kasan_check_read+0x11/0x20 [ 440.328091] ? __run_timers+0x7da/0xc70 [ 440.332059] ? trace_hardirqs_off_caller+0x310/0x310 [ 440.337249] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 440.341496] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 440.345725] __run_timers+0x7e5/0xc70 [ 440.349530] ? timer_fixup_init+0x70/0x70 [ 440.353677] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 440.358692] ? zap_class+0x640/0x640 [ 440.362405] ? print_usage_bug+0xc0/0xc0 [ 440.366560] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 440.371751] ? find_held_lock+0x36/0x1c0 [ 440.375813] ? zap_class+0x640/0x640 [ 440.379647] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.385183] ? check_preemption_disabled+0x48/0x280 [ 440.390205] ? __lock_is_held+0xb5/0x140 [ 440.394262] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.399793] ? check_preemption_disabled+0x48/0x280 [ 440.404816] run_timer_softirq+0x52/0xb0 [ 440.408899] ? rcu_read_lock_sched_held+0x14f/0x180 [ 440.413917] __do_softirq+0x308/0xb7e [ 440.417715] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 440.422204] ? lock_downgrade+0x900/0x900 [ 440.426360] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 440.431462] ? pvclock_read_flags+0x160/0x160 [ 440.435969] ? lapic_next_event+0x5a/0x90 [ 440.440115] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.445649] ? kvm_clock_read+0x18/0x30 [ 440.449615] ? kvm_sched_clock_read+0x9/0x20 [ 440.454023] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.459553] ? check_preemption_disabled+0x48/0x280 [ 440.464573] irq_exit+0x17f/0x1c0 [ 440.468041] smp_apic_timer_interrupt+0x1cb/0x760 [ 440.472875] ? smp_reschedule_interrupt+0x109/0x650 [ 440.477893] ? smp_call_function_single_interrupt+0x650/0x650 [ 440.483783] ? interrupt_entry+0xb5/0xc0 [ 440.487837] ? trace_hardirqs_off_caller+0xbb/0x310 [ 440.492855] ? trace_hardirqs_off_caller+0xbb/0x310 [ 440.497868] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 440.502703] ? trace_hardirqs_on_caller+0x310/0x310 [ 440.507717] ? trace_hardirqs_on_caller+0x310/0x310 [ 440.512735] ? task_prio+0x50/0x50 [ 440.516270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.521796] ? check_preemption_disabled+0x48/0x280 [ 440.526812] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 440.531654] apic_timer_interrupt+0xf/0x20 [ 440.535879] [ 440.538109] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 440.543130] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 440.562109] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 440.569808] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 440.577074] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 440.584338] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 440.591596] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 440.598856] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 440.606149] rcu_read_lock_held+0xa9/0xc0 [ 440.610289] list_lru_count_one+0x31a/0x450 [ 440.614614] ? list_lru_isolate_move+0x3c0/0x3c0 [ 440.619362] ? shmem_free_inode+0xd0/0xd0 [ 440.623509] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.629042] ? ubifs_shrink_count+0xc4/0x100 [ 440.633449] super_cache_count+0x153/0x2e0 [ 440.637692] do_shrink_slab+0x1b1/0xd30 [ 440.641669] ? lock_acquire+0x1ed/0x520 [ 440.645643] ? snapshot_refaults+0x290/0x290 [ 440.650043] ? lock_release+0xa00/0xa00 [ 440.654019] ? perf_trace_sched_process_exec+0x860/0x860 [ 440.659489] ? down_read_trylock+0xda/0x140 [ 440.663815] ? shrink_slab+0x207/0x8c0 [ 440.667696] ? downgrade_write+0x270/0x270 [ 440.671932] shrink_slab+0x389/0x8c0 [ 440.675642] ? shrink_active_list+0x1f00/0x1f00 [ 440.680313] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 440.685929] ? trace_hardirqs_on+0xbd/0x310 [ 440.690263] ? vmpressure+0x271/0x340 [ 440.694060] ? trace_hardirqs_off_caller+0x310/0x310 [ 440.699168] ? cgroup_procs_write_finish+0xf0/0xf0 [ 440.704109] shrink_node+0x431/0x16b0 [ 440.707930] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 440.713227] ? shrink_node_memcg+0x18f0/0x18f0 [ 440.717808] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 440.722394] ? trace_hardirqs_on+0xbd/0x310 [ 440.726713] ? vmpressure+0x271/0x340 [ 440.730528] ? do_raw_spin_unlock+0xa7/0x330 [ 440.734935] ? do_raw_spin_trylock+0x270/0x270 [ 440.739525] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 440.745062] ? __cpuset_node_allowed+0x19b/0x660 [ 440.749822] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 440.755534] ? vmpressure+0x1a2/0x340 [ 440.759343] do_try_to_free_pages+0x3e7/0x1290 [ 440.763944] ? shrink_node+0x16b0/0x16b0 [ 440.768015] ? __lock_is_held+0xb5/0x140 [ 440.772093] try_to_free_pages+0x4d0/0xb90 [ 440.776357] ? do_try_to_free_pages+0x1290/0x1290 [ 440.781213] ? lock_acquire+0x1ed/0x520 [ 440.785187] ? set_page_refcounted+0x280/0x280 [ 440.789778] ? lock_release+0xa00/0xa00 [ 440.793759] ? _raw_spin_unlock_irq+0x60/0x80 [ 440.798258] ? psi_memstall_enter+0x240/0x2b0 [ 440.802755] ? psi_memstall_tick+0x230/0x230 [ 440.807169] ? trace_hardirqs_off+0xb8/0x310 [ 440.811586] __alloc_pages_slowpath+0xa14/0x2e10 [ 440.816367] ? warn_alloc+0x120/0x120 [ 440.820171] ? mark_held_locks+0x130/0x130 [ 440.824418] ? warn_alloc+0x120/0x120 [ 440.828223] ? print_usage_bug+0xc0/0xc0 [ 440.832287] ? print_usage_bug+0xc0/0xc0 [ 440.836352] ? print_usage_bug+0xc0/0xc0 [ 440.840417] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.845954] ? should_fail+0x22d/0xd01 [ 440.849838] ? zap_class+0x640/0x640 [ 440.853560] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 440.858699] ? zap_class+0x640/0x640 [ 440.862414] ? zap_class+0x640/0x640 [ 440.866144] ? __lock_is_held+0xb5/0x140 [ 440.870213] ? zap_class+0x640/0x640 [ 440.873928] ? lock_release+0xa00/0xa00 [ 440.877907] ? perf_trace_sched_process_exec+0x860/0x860 [ 440.883356] ? check_preemption_disabled+0x48/0x280 [ 440.888379] ? __might_sleep+0x95/0x190 [ 440.892357] __alloc_pages_nodemask+0xa80/0xde0 [ 440.897026] ? zap_class+0x640/0x640 [ 440.900744] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 440.905776] ? mark_held_locks+0xc7/0x130 [ 440.909930] ? cache_grow_begin+0x65/0x8c0 [ 440.914254] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 440.918839] ? trace_hardirqs_on+0xbd/0x310 [ 440.923165] ? fallback_alloc+0x204/0x2e0 [ 440.927314] ? trace_hardirqs_off_caller+0x310/0x310 [ 440.932423] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 440.937977] cache_grow_begin+0xa5/0x8c0 [ 440.942039] ? do_raw_spin_unlock+0xa7/0x330 [ 440.946472] fallback_alloc+0x204/0x2e0 [ 440.950470] ____cache_alloc_node+0x1c7/0x1e0 [ 440.954972] kmem_cache_alloc_trace+0x214/0x750 [ 440.959650] do_syslog+0xb9b/0x1690 [ 440.963299] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 440.968317] ? finish_wait+0x430/0x430 [ 440.972207] ? aa_path_link+0x5e0/0x5e0 [ 440.976190] kmsg_read+0x8f/0xc0 [ 440.979557] ? kmsg_poll+0xb0/0xb0 [ 440.983097] proc_reg_read+0x2a3/0x3d0 [ 440.986993] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 440.991924] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 440.996515] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.002055] ? fsnotify+0x4e5/0xf20 [ 441.005722] __vfs_read+0x117/0x9b0 [ 441.009350] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 441.014280] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 441.019216] ? vfs_copy_file_range+0xb90/0xb90 [ 441.023804] ? fsnotify+0xf20/0xf20 [ 441.027436] ? fsnotify_first_mark+0x350/0x350 [ 441.032045] ? security_file_permission+0x1c2/0x220 [ 441.037065] ? rw_verify_area+0x118/0x360 [ 441.041214] vfs_read+0x17f/0x3c0 [ 441.044672] ksys_read+0x101/0x260 [ 441.048217] ? kernel_write+0x120/0x120 [ 441.052195] ? trace_hardirqs_off_caller+0x310/0x310 [ 441.057304] __x64_sys_read+0x73/0xb0 [ 441.061112] do_syscall_64+0x1b9/0x820 [ 441.065002] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 441.070366] ? syscall_return_slowpath+0x5e0/0x5e0 [ 441.075294] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 441.080175] ? trace_hardirqs_on_caller+0x310/0x310 [ 441.085201] ? prepare_exit_to_usermode+0x291/0x3b0 [ 441.090223] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 441.095071] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 441.100258] RIP: 0033:0x7f126a43d1fd [ 441.103983] Code: Bad RIP value. [ 441.107346] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 441.115056] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 441.122323] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 441.129590] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 441.136856] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 441.144122] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 441.151415] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 441.151501] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 441.158623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 441.158627] Call Trace: [ 441.158633] [ 441.158651] dump_stack+0x244/0x39d [ 441.158669] ? dump_stack_print_info.cold.1+0x20/0x20 [ 441.165212] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 441.174502] warn_alloc.cold.116+0xb7/0x1bd [ 441.177057] rsyslogd cpuset=/ mems_allowed=0 [ 441.179205] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 441.211559] ? lock_downgrade+0x900/0x900 [ 441.216235] ? trace_hardirqs_off+0xb8/0x310 [ 441.220668] ? trace_hardirqs_off+0xb8/0x310 [ 441.225088] __alloc_pages_slowpath+0x26e8/0x2e10 [ 441.229964] ? warn_alloc+0x120/0x120 [ 441.233766] ? print_usage_bug+0xc0/0xc0 [ 441.237827] ? warn_alloc+0x120/0x120 [ 441.242184] ? warn_alloc+0x120/0x120 [ 441.245990] ? print_usage_bug+0xc0/0xc0 [ 441.250057] ? print_usage_bug+0xc0/0xc0 [ 441.254120] ? __lock_acquire+0x62f/0x4c20 [ 441.258362] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 441.263903] ? should_fail+0x22d/0xd01 [ 441.267801] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 441.272905] ? __lock_acquire+0x62f/0x4c20 [ 441.277146] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 441.282247] ? __lock_acquire+0x62f/0x4c20 [ 441.286480] ? should_fail+0x22d/0xd01 [ 441.290365] ? find_held_lock+0x36/0x1c0 [ 441.294443] ? mark_held_locks+0x130/0x130 [ 441.298681] ? mark_held_locks+0x130/0x130 [ 441.302917] ? zap_class+0x640/0x640 [ 441.306634] ? zap_class+0x640/0x640 [ 441.310349] ? print_usage_bug+0xc0/0xc0 [ 441.314408] ? do_raw_spin_unlock+0xa7/0x330 [ 441.318829] ? zap_class+0x640/0x640 [ 441.322543] ? print_usage_bug+0xc0/0xc0 [ 441.326606] ? wq_watchdog_touch+0x9c/0xfe [ 441.330847] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.336389] ? check_preemption_disabled+0x48/0x280 [ 441.341438] ? __lock_is_held+0xb5/0x140 [ 441.345508] __alloc_pages_nodemask+0xa80/0xde0 [ 441.350178] ? zap_class+0x640/0x640 [ 441.353900] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 441.358934] ? find_held_lock+0x36/0x1c0 [ 441.363005] ? ____cache_alloc_node+0x1c7/0x1e0 [ 441.367680] ? lock_downgrade+0x900/0x900 [ 441.371839] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.377381] cache_grow_begin+0xa5/0x8c0 [ 441.381474] ? do_raw_spin_unlock+0xa7/0x330 [ 441.385892] fallback_alloc+0x204/0x2e0 [ 441.389873] ____cache_alloc_node+0x1c7/0x1e0 [ 441.394383] kmem_cache_alloc_node+0xe3/0x730 [ 441.398881] ? ipv6_get_ifaddr+0x42e/0x620 [ 441.403125] __alloc_skb+0x119/0x770 [ 441.406837] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 441.412117] ? netdev_alloc_frag+0x1f0/0x1f0 [ 441.416755] ? lock_downgrade+0x900/0x900 [ 441.420910] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.426466] ? refcount_sub_and_test_checked+0x203/0x310 [ 441.431928] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 441.437380] ? addrconf_rs_timer+0x690/0x690 [ 441.441802] ndisc_alloc_skb+0x144/0x340 [ 441.445867] ndisc_send_rs+0x331/0x6e0 [ 441.449761] addrconf_rs_timer+0x314/0x690 [ 441.454003] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.458248] call_timer_fn+0x272/0x920 [ 441.462133] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.466368] ? process_timeout+0x40/0x40 [ 441.470444] ? mark_held_locks+0xc7/0x130 [ 441.474596] ? _raw_spin_unlock_irq+0x27/0x80 [ 441.479087] ? _raw_spin_unlock_irq+0x27/0x80 [ 441.483584] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.487821] ? lockdep_hardirqs_on+0x296/0x5b0 [ 441.492404] ? trace_hardirqs_on+0xbd/0x310 [ 441.496739] ? kasan_check_read+0x11/0x20 [ 441.500887] ? __run_timers+0x7da/0xc70 [ 441.504864] ? trace_hardirqs_off_caller+0x310/0x310 [ 441.509972] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.514210] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.518450] __run_timers+0x7e5/0xc70 [ 441.522264] ? timer_fixup_init+0x70/0x70 [ 441.526423] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 441.531451] ? zap_class+0x640/0x640 [ 441.535171] ? print_usage_bug+0xc0/0xc0 [ 441.539237] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 441.544445] ? find_held_lock+0x36/0x1c0 [ 441.548514] ? zap_class+0x640/0x640 [ 441.552237] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.557779] ? check_preemption_disabled+0x48/0x280 [ 441.562807] ? __lock_is_held+0xb5/0x140 [ 441.566870] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.572420] ? check_preemption_disabled+0x48/0x280 [ 441.577455] run_timer_softirq+0x52/0xb0 [ 441.581517] ? rcu_read_lock_sched_held+0x14f/0x180 [ 441.586535] __do_softirq+0x308/0xb7e [ 441.590343] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 441.594837] ? lock_downgrade+0x900/0x900 [ 441.598992] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 441.604102] ? pvclock_read_flags+0x160/0x160 [ 441.608600] ? lapic_next_event+0x5a/0x90 [ 441.612750] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.618293] ? kvm_clock_read+0x18/0x30 [ 441.622267] ? kvm_sched_clock_read+0x9/0x20 [ 441.626676] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 441.632217] ? check_preemption_disabled+0x48/0x280 [ 441.637240] irq_exit+0x17f/0x1c0 [ 441.640701] smp_apic_timer_interrupt+0x1cb/0x760 [ 441.645546] ? smp_reschedule_interrupt+0x109/0x650 [ 441.650564] ? smp_call_function_single_interrupt+0x650/0x650 [ 441.656454] ? interrupt_entry+0xb5/0xc0 [ 441.660519] ? trace_hardirqs_off_caller+0xbb/0x310 [ 441.665534] ? trace_hardirqs_off_caller+0xbb/0x310 [ 441.670551] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 441.675395] ? trace_hardirqs_on_caller+0x310/0x310 [ 441.680434] ? trace_hardirqs_on_caller+0x310/0x310 [ 441.685452] ? task_prio+0x50/0x50 [ 441.689045] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 441.694584] ? check_preemption_disabled+0x48/0x280 [ 441.699604] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 441.704458] apic_timer_interrupt+0xf/0x20 [ 441.708687] [ 441.710930] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 441.715947] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 441.734850] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 441.742558] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 441.749828] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 441.757127] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 441.764394] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 441.771672] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 441.778965] ? list_lru_count_one+0x1c4/0x450 [ 441.783471] list_lru_count_one+0x2fb/0x450 [ 441.787797] ? list_lru_isolate_move+0x3c0/0x3c0 [ 441.792555] ? deferred_split_count+0x65/0x170 [ 441.797135] ? shrink_huge_zero_page_count+0xc8/0x100 [ 441.802335] super_cache_count+0x153/0x2e0 [ 441.806576] do_shrink_slab+0x1b1/0xd30 [ 441.810557] ? lock_acquire+0x1ed/0x520 [ 441.814534] ? snapshot_refaults+0x290/0x290 [ 441.818941] ? lock_release+0xa00/0xa00 [ 441.822924] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 441.827865] ? down_read_trylock+0xda/0x140 [ 441.832218] ? shrink_slab+0x207/0x8c0 [ 441.836105] ? downgrade_write+0x270/0x270 [ 441.840348] shrink_slab+0x389/0x8c0 [ 441.844064] ? shrink_active_list+0x1f00/0x1f00 [ 441.848742] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 441.854377] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 441.859502] ? cgroup_procs_write_finish+0xf0/0xf0 [ 441.864448] ? find_held_lock+0x36/0x1c0 [ 441.868519] shrink_node+0x431/0x16b0 [ 441.872321] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 441.877625] ? shrink_node_memcg+0x18f0/0x18f0 [ 441.882212] ? kvm_clock_read+0x18/0x30 [ 441.886187] ? ktime_get+0x2c1/0x400 [ 441.889909] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 441.894420] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 441.899957] ? __cpuset_node_allowed+0x19b/0x660 [ 441.904715] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 441.910437] ? delayacct_end+0x5a/0x100 [ 441.914433] do_try_to_free_pages+0x3e7/0x1290 [ 441.919069] ? zap_class+0x640/0x640 [ 441.922798] ? shrink_node+0x16b0/0x16b0 [ 441.926864] ? __lock_is_held+0xb5/0x140 [ 441.930940] try_to_free_pages+0x4d0/0xb90 [ 441.935213] ? do_try_to_free_pages+0x1290/0x1290 [ 441.940067] ? lock_acquire+0x1ed/0x520 [ 441.944045] ? set_page_refcounted+0x280/0x280 [ 441.948636] ? lock_release+0xa00/0xa00 [ 441.952612] ? _raw_spin_unlock_irq+0x60/0x80 [ 441.957107] ? psi_memstall_enter+0x240/0x2b0 [ 441.961606] ? psi_memstall_tick+0x230/0x230 [ 441.966027] __alloc_pages_slowpath+0xa14/0x2e10 [ 441.970811] ? warn_alloc+0x120/0x120 [ 441.974610] ? mark_held_locks+0x130/0x130 [ 441.978853] ? find_get_entry+0xaae/0x1120 [ 441.983098] ? filemap_map_pages+0x1a20/0x1a20 [ 441.987687] ? zap_class+0x640/0x640 [ 441.991416] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.996956] ? check_preemption_disabled+0x48/0x280 [ 442.001973] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.007510] ? should_fail+0x22d/0xd01 [ 442.011410] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 442.016525] ? zap_class+0x640/0x640 [ 442.020269] ? __lock_is_held+0xb5/0x140 [ 442.024340] ? mark_held_locks+0x130/0x130 [ 442.028583] ? lock_release+0xa00/0xa00 [ 442.032558] ? perf_trace_sched_process_exec+0x860/0x860 [ 442.038008] ? xa_load+0x2ba/0x460 [ 442.041549] ? lock_downgrade+0x900/0x900 [ 442.045705] ? __might_sleep+0x95/0x190 [ 442.049687] __alloc_pages_nodemask+0xa80/0xde0 [ 442.054362] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 442.059398] ? __page_cache_alloc+0x191/0x5c0 [ 442.063901] ? xa_load+0x2e1/0x460 [ 442.067446] ? xa_clear_mark+0x40/0x40 [ 442.071669] ? zap_class+0x640/0x640 [ 442.075402] ? zap_class+0x640/0x640 [ 442.079115] ? zap_class+0x640/0x640 [ 442.082835] ? __do_page_cache_readahead+0x663/0x810 [ 442.087943] ? find_held_lock+0x36/0x1c0 [ 442.092011] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 442.097556] alloc_pages_current+0x173/0x350 [ 442.101972] __page_cache_alloc+0x38c/0x5c0 [ 442.106294] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 442.111226] ? kasan_check_read+0x11/0x20 [ 442.115389] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 442.120676] ? generic_perform_write+0x6a0/0x6a0 [ 442.125434] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.130978] ? check_preemption_disabled+0x48/0x280 [ 442.136003] filemap_fault+0x1595/0x25f0 [ 442.140080] ? __lock_page_or_retry+0xa00/0xa00 [ 442.144751] ? mark_held_locks+0x130/0x130 [ 442.148999] ? filemap_map_pages+0xd6b/0x1a20 [ 442.153496] ? lock_downgrade+0x900/0x900 [ 442.157651] ? check_preemption_disabled+0x48/0x280 [ 442.162669] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 442.167598] ? kasan_check_read+0x11/0x20 [ 442.171746] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 442.177023] ? rcu_softirq_qs+0x20/0x20 [ 442.181008] ? filemap_map_pages+0xd92/0x1a20 [ 442.185517] ? find_get_entries_tag+0x1400/0x1400 [ 442.190364] ? debug_object_destroy+0x2b0/0x2b0 [ 442.195051] ? lock_pi_update_atomic+0x150/0x150 [ 442.199809] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.205357] ? lock_acquire+0x1ed/0x520 [ 442.209341] ? ext4_filemap_fault+0x7a/0xad [ 442.213677] ? lock_release+0xa00/0xa00 [ 442.217650] ? perf_trace_sched_process_exec+0x860/0x860 [ 442.223101] ? print_usage_bug+0xc0/0xc0 [ 442.227162] ? print_usage_bug+0xc0/0xc0 [ 442.231238] ? down_read+0x8d/0x120 [ 442.234862] ? ext4_filemap_fault+0x7a/0xad [ 442.239188] ? __down_interruptible+0x700/0x700 [ 442.243864] ext4_filemap_fault+0x82/0xad [ 442.248022] __do_fault+0x100/0x6b0 [ 442.251652] ? pmd_devmap_trans_unstable+0x220/0x220 [ 442.256757] ? mark_held_locks+0x130/0x130 [ 442.260993] ? mark_held_locks+0x130/0x130 [ 442.265226] ? __might_fault+0x12b/0x1e0 [ 442.269288] ? lock_downgrade+0x900/0x900 [ 442.273439] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.278981] __handle_mm_fault+0x3ea0/0x5be0 [ 442.283416] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 442.288265] ? _copy_to_user+0xc8/0x110 [ 442.292253] ? zap_class+0x640/0x640 [ 442.297884] ? zap_class+0x640/0x640 [ 442.301598] ? __x64_sys_futex+0x53e/0x6a0 [ 442.305837] ? find_held_lock+0x36/0x1c0 [ 442.309914] ? handle_mm_fault+0x42a/0xc70 [ 442.314151] ? lock_downgrade+0x900/0x900 [ 442.318300] ? check_preemption_disabled+0x48/0x280 [ 442.323319] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 442.328249] ? kasan_check_read+0x11/0x20 [ 442.332403] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 442.337688] ? rcu_softirq_qs+0x20/0x20 [ 442.341662] ? trace_hardirqs_off_caller+0x310/0x310 [ 442.346765] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.352307] ? check_preemption_disabled+0x48/0x280 [ 442.357332] handle_mm_fault+0x54f/0xc70 [ 442.361417] ? __handle_mm_fault+0x5be0/0x5be0 [ 442.366003] ? find_vma+0x34/0x190 [ 442.369594] __do_page_fault+0x5e8/0xe60 [ 442.373658] ? trace_hardirqs_off+0xb8/0x310 [ 442.378074] do_page_fault+0xf2/0x7e0 [ 442.381877] ? vmalloc_sync_all+0x30/0x30 [ 442.386029] ? error_entry+0x70/0xd0 [ 442.389746] ? trace_hardirqs_off_caller+0xbb/0x310 [ 442.394763] ? trace_hardirqs_on_caller+0xc0/0x310 [ 442.399693] ? syscall_return_slowpath+0x5e0/0x5e0 [ 442.404624] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 442.409471] ? trace_hardirqs_on_caller+0x310/0x310 [ 442.414485] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 442.419941] ? prepare_exit_to_usermode+0x291/0x3b0 [ 442.424960] ? page_fault+0x8/0x30 [ 442.428502] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 442.433346] ? page_fault+0x8/0x30 [ 442.436901] page_fault+0x1e/0x30 [ 442.440353] RIP: 0033:0x45ddf3 [ 442.443608] Code: Bad RIP value. [ 442.446971] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 442.452332] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 442.459611] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 442.466882] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 442.474149] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 442.481416] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 442.488706] warn_alloc_show_mem: 1 callbacks suppressed [ 442.488716] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 442.488717] Mem-Info: [ 442.488746] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 442.488746] active_file:13 inactive_file:12 isolated_file:0 [ 442.488746] unevictable:0 dirty:0 writeback:0 unstable:0 [ 442.488746] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 442.488746] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 442.488746] free:13770 free_pcp:132 free_cma:0 [ 442.494086] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 442.494093] Call Trace: [ 442.500938] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 442.503331] [ 442.536388] 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 [ 442.545762] dump_stack+0x244/0x39d [ 442.548308] lowmem_reserve[]: 0 2818 6321 6321 [ 442.576149] ? dump_stack_print_info.cold.1+0x20/0x20 [ 442.578277] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 442.604401] warn_alloc.cold.116+0xb7/0x1bd [ 442.607995] lowmem_reserve[]: 0 0 3503 3503 [ 442.612570] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 442.617737] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 442.645096] ? lock_downgrade+0x900/0x900 [ 442.649426] lowmem_reserve[]: 0 0 0 0 [ 442.653748] ? trace_hardirqs_off+0xb8/0x310 [ 442.658562] 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 [ 442.687542] ? trace_hardirqs_off+0xb8/0x310 [ 442.691664] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 442.695466] __alloc_pages_slowpath+0x26e8/0x2e10 [ 442.699853] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 442.713404] ? warn_alloc+0x120/0x120 [ 442.717776] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 442.733021] ? print_usage_bug+0xc0/0xc0 [ 442.737857] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 442.752933] ? warn_alloc+0x120/0x120 [ 442.756747] 2701 total pagecache pages [ 442.765577] ? warn_alloc+0x120/0x120 [ 442.769626] 0 pages in swap cache [ 442.778184] ? print_usage_bug+0xc0/0xc0 [ 442.781962] Swap cache stats: add 0, delete 0, find 0/0 [ 442.785841] ? kvm_clock_read+0x18/0x30 [ 442.789617] Free swap = 0kB [ 442.793060] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 442.797095] Total swap = 0kB [ 442.802450] ? print_usage_bug+0xc0/0xc0 [ 442.806399] 1965979 pages RAM [ 442.809409] ? __lock_acquire+0x62f/0x4c20 [ 442.814399] 0 pages HighMem/MovableOnly [ 442.817414] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.821455] 342853 pages reserved [ 442.824555] ? should_fail+0x22d/0xd01 [ 442.828762] 0 pages cma reserved [ 442.832727] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 442.838302] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 442.841690] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 442.845631] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 442.848912] ? __lock_acquire+0x62f/0x4c20 [ 442.854168] syz-fuzzer cpuset=/ mems_allowed=0 [ 442.860660] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 442.889823] ? __lock_acquire+0x62f/0x4c20 [ 442.894059] ? should_fail+0x22d/0xd01 [ 442.897944] ? rcu_irq_exit+0x1a2/0x390 [ 442.901927] ? mark_held_locks+0x130/0x130 [ 442.906167] ? mark_held_locks+0x130/0x130 [ 442.910409] ? mark_held_locks+0xc7/0x130 [ 442.914562] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 442.919580] ? zap_class+0x640/0x640 [ 442.923294] ? print_usage_bug+0xc0/0xc0 [ 442.927369] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.932912] ? check_preemption_disabled+0x48/0x280 [ 442.937937] ? __lock_is_held+0xb5/0x140 [ 442.942003] __alloc_pages_nodemask+0xa80/0xde0 [ 442.946676] ? zap_class+0x640/0x640 [ 442.950398] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 442.955428] ? find_held_lock+0x36/0x1c0 [ 442.959497] ? ____cache_alloc_node+0x1c7/0x1e0 [ 442.964206] ? lock_downgrade+0x900/0x900 [ 442.968372] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.973930] cache_grow_begin+0xa5/0x8c0 [ 442.977990] ? do_raw_spin_unlock+0xa7/0x330 [ 442.982406] fallback_alloc+0x204/0x2e0 [ 442.986390] ____cache_alloc_node+0x1c7/0x1e0 [ 442.990891] kmem_cache_alloc_node+0xe3/0x730 [ 442.995388] ? ipv6_get_ifaddr+0x42e/0x620 [ 442.999634] __alloc_skb+0x119/0x770 [ 443.003360] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 443.008641] ? netdev_alloc_frag+0x1f0/0x1f0 [ 443.013053] ? lock_downgrade+0x900/0x900 [ 443.017207] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.022744] ? refcount_sub_and_test_checked+0x203/0x310 [ 443.028197] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 443.033649] ? addrconf_rs_timer+0x690/0x690 [ 443.038072] ndisc_alloc_skb+0x144/0x340 [ 443.042150] ndisc_send_rs+0x331/0x6e0 [ 443.046046] addrconf_rs_timer+0x314/0x690 [ 443.050287] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 443.054549] call_timer_fn+0x272/0x920 [ 443.058437] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 443.062671] ? process_timeout+0x40/0x40 [ 443.066739] ? mark_held_locks+0xc7/0x130 [ 443.070888] ? _raw_spin_unlock_irq+0x27/0x80 [ 443.075383] ? _raw_spin_unlock_irq+0x27/0x80 [ 443.079878] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 443.084116] ? lockdep_hardirqs_on+0x296/0x5b0 [ 443.088701] ? trace_hardirqs_on+0xbd/0x310 [ 443.093025] ? kasan_check_read+0x11/0x20 [ 443.097171] ? __run_timers+0x7da/0xc70 [ 443.101145] ? trace_hardirqs_off_caller+0x310/0x310 [ 443.106254] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 443.110496] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 443.114732] __run_timers+0x7e5/0xc70 [ 443.118542] ? timer_fixup_init+0x70/0x70 [ 443.122692] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 443.127711] ? zap_class+0x640/0x640 [ 443.131430] ? print_usage_bug+0xc0/0xc0 [ 443.135498] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 443.140693] ? find_held_lock+0x36/0x1c0 [ 443.144758] ? zap_class+0x640/0x640 [ 443.148481] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.154017] ? check_preemption_disabled+0x48/0x280 [ 443.159040] ? __lock_is_held+0xb5/0x140 [ 443.163103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.168642] ? check_preemption_disabled+0x48/0x280 [ 443.173664] run_timer_softirq+0x52/0xb0 [ 443.177738] ? rcu_read_lock_sched_held+0x14f/0x180 [ 443.182763] __do_softirq+0x308/0xb7e [ 443.186568] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 443.191066] ? lock_downgrade+0x900/0x900 [ 443.195221] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 443.200354] ? pvclock_read_flags+0x160/0x160 [ 443.204858] ? lapic_next_event+0x5a/0x90 [ 443.209008] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.214550] ? kvm_clock_read+0x18/0x30 [ 443.218525] ? kvm_sched_clock_read+0x9/0x20 [ 443.222938] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 443.228476] ? check_preemption_disabled+0x48/0x280 [ 443.233501] irq_exit+0x17f/0x1c0 [ 443.236955] smp_apic_timer_interrupt+0x1cb/0x760 [ 443.242059] ? smp_reschedule_interrupt+0x109/0x650 [ 443.247082] ? smp_call_function_single_interrupt+0x650/0x650 [ 443.252966] ? interrupt_entry+0xb5/0xc0 [ 443.257030] ? trace_hardirqs_off_caller+0xbb/0x310 [ 443.262056] ? trace_hardirqs_off_caller+0xbb/0x310 [ 443.267077] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 443.271942] ? trace_hardirqs_on_caller+0x310/0x310 [ 443.276961] ? trace_hardirqs_on_caller+0x310/0x310 [ 443.281980] ? task_prio+0x50/0x50 [ 443.285526] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.291068] ? check_preemption_disabled+0x48/0x280 [ 443.296092] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 443.300976] apic_timer_interrupt+0xf/0x20 [ 443.305208] [ 443.307448] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 443.312466] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 443.331377] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 443.339084] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 443.346355] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 443.353622] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 443.360893] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 443.368159] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 443.375458] rcu_read_lock_held+0xa9/0xc0 [ 443.379607] list_lru_count_one+0x31a/0x450 [ 443.383928] ? list_lru_isolate_move+0x3c0/0x3c0 [ 443.388682] ? shmem_free_inode+0xd0/0xd0 [ 443.392836] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 443.398378] ? ubifs_shrink_count+0xc4/0x100 [ 443.402792] super_cache_count+0x153/0x2e0 [ 443.407033] do_shrink_slab+0x1b1/0xd30 [ 443.411013] ? lock_acquire+0x1ed/0x520 [ 443.415009] ? snapshot_refaults+0x290/0x290 [ 443.419427] ? lock_release+0xa00/0xa00 [ 443.423407] ? perf_trace_sched_process_exec+0x860/0x860 [ 443.428869] ? down_read_trylock+0xda/0x140 [ 443.433189] ? shrink_slab+0x207/0x8c0 [ 443.437078] ? downgrade_write+0x270/0x270 [ 443.441336] shrink_slab+0x389/0x8c0 [ 443.445050] ? shrink_active_list+0x1f00/0x1f00 [ 443.449729] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 443.455355] ? trace_hardirqs_on+0xbd/0x310 [ 443.459677] ? vmpressure+0x271/0x340 [ 443.463488] ? trace_hardirqs_off_caller+0x310/0x310 [ 443.468600] ? cgroup_procs_write_finish+0xf0/0xf0 [ 443.473547] shrink_node+0x431/0x16b0 [ 443.477359] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 443.482659] ? shrink_node_memcg+0x18f0/0x18f0 [ 443.487241] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 443.491823] ? trace_hardirqs_on+0xbd/0x310 [ 443.496147] ? vmpressure+0x271/0x340 [ 443.499949] ? do_raw_spin_unlock+0xa7/0x330 [ 443.504361] ? do_raw_spin_trylock+0x270/0x270 [ 443.508948] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 443.514486] ? __cpuset_node_allowed+0x19b/0x660 [ 443.519248] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 443.524963] ? vmpressure+0x1a2/0x340 [ 443.528774] do_try_to_free_pages+0x3e7/0x1290 [ 443.533373] ? shrink_node+0x16b0/0x16b0 [ 443.537436] ? __lock_is_held+0xb5/0x140 [ 443.541521] try_to_free_pages+0x4d0/0xb90 [ 443.545768] ? do_try_to_free_pages+0x1290/0x1290 [ 443.550634] ? lock_acquire+0x1ed/0x520 [ 443.554652] ? set_page_refcounted+0x280/0x280 [ 443.559243] ? lock_release+0xa00/0xa00 [ 443.563223] ? _raw_spin_unlock_irq+0x60/0x80 [ 443.567724] ? psi_memstall_enter+0x240/0x2b0 [ 443.572221] ? psi_memstall_tick+0x230/0x230 [ 443.576630] ? trace_hardirqs_off+0xb8/0x310 [ 443.581046] __alloc_pages_slowpath+0xa14/0x2e10 [ 443.585827] ? warn_alloc+0x120/0x120 [ 443.589630] ? mark_held_locks+0x130/0x130 [ 443.593876] ? warn_alloc+0x120/0x120 [ 443.597678] ? print_usage_bug+0xc0/0xc0 [ 443.601741] ? print_usage_bug+0xc0/0xc0 [ 443.605812] ? print_usage_bug+0xc0/0xc0 [ 443.609876] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 443.615418] ? should_fail+0x22d/0xd01 [ 443.619318] ? zap_class+0x640/0x640 [ 443.623034] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 443.628139] ? zap_class+0x640/0x640 [ 443.631858] ? zap_class+0x640/0x640 [ 443.635593] ? __lock_is_held+0xb5/0x140 [ 443.639663] ? zap_class+0x640/0x640 [ 443.643383] ? lock_release+0xa00/0xa00 [ 443.647359] ? perf_trace_sched_process_exec+0x860/0x860 [ 443.652811] ? check_preemption_disabled+0x48/0x280 [ 443.657836] ? __might_sleep+0x95/0x190 [ 443.661814] __alloc_pages_nodemask+0xa80/0xde0 [ 443.666482] ? zap_class+0x640/0x640 [ 443.670200] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 443.675226] ? mark_held_locks+0xc7/0x130 [ 443.679438] ? cache_grow_begin+0x65/0x8c0 [ 443.683673] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 443.688258] ? trace_hardirqs_on+0xbd/0x310 [ 443.692625] ? fallback_alloc+0x204/0x2e0 [ 443.696781] ? trace_hardirqs_off_caller+0x310/0x310 [ 443.701889] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 443.707431] cache_grow_begin+0xa5/0x8c0 [ 443.711493] ? do_raw_spin_unlock+0xa7/0x330 [ 443.715907] fallback_alloc+0x204/0x2e0 [ 443.719887] ____cache_alloc_node+0x1c7/0x1e0 [ 443.724394] kmem_cache_alloc_trace+0x214/0x750 [ 443.729077] do_syslog+0xb9b/0x1690 [ 443.732714] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 443.737733] ? finish_wait+0x430/0x430 [ 443.741626] ? aa_path_link+0x5e0/0x5e0 [ 443.745608] kmsg_read+0x8f/0xc0 [ 443.748971] ? kmsg_poll+0xb0/0xb0 [ 443.752513] proc_reg_read+0x2a3/0x3d0 [ 443.756411] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 443.761342] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 443.765930] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.771466] ? fsnotify+0x4e5/0xf20 [ 443.775098] __vfs_read+0x117/0x9b0 [ 443.778729] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 443.783657] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 443.788588] ? vfs_copy_file_range+0xb90/0xb90 [ 443.793170] ? fsnotify+0xf20/0xf20 [ 443.796804] ? fsnotify_first_mark+0x350/0x350 [ 443.801400] ? security_file_permission+0x1c2/0x220 [ 443.806418] ? rw_verify_area+0x118/0x360 [ 443.810594] vfs_read+0x17f/0x3c0 [ 443.814052] ksys_read+0x101/0x260 [ 443.817597] ? kernel_write+0x120/0x120 [ 443.821577] ? trace_hardirqs_off_caller+0x310/0x310 [ 443.826689] __x64_sys_read+0x73/0xb0 [ 443.830493] do_syscall_64+0x1b9/0x820 [ 443.834383] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 443.839750] ? syscall_return_slowpath+0x5e0/0x5e0 [ 443.844682] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 443.849528] ? trace_hardirqs_on_caller+0x310/0x310 [ 443.854552] ? prepare_exit_to_usermode+0x291/0x3b0 [ 443.859577] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 443.864427] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 443.869618] RIP: 0033:0x7f126a43d1fd [ 443.873350] Code: Bad RIP value. [ 443.876712] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 443.884419] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 443.891690] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 443.898954] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 443.906225] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 443.913495] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 443.920790] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 443.920864] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 443.927812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 443.927817] Call Trace: [ 443.927823] [ 443.927840] dump_stack+0x244/0x39d [ 443.927859] ? dump_stack_print_info.cold.1+0x20/0x20 [ 443.934383] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 443.943692] warn_alloc.cold.116+0xb7/0x1bd [ 443.946245] rsyslogd cpuset=/ mems_allowed=0 [ 443.948404] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 443.980762] ? lock_downgrade+0x900/0x900 [ 443.984922] ? trace_hardirqs_off+0xb8/0x310 [ 443.989339] ? trace_hardirqs_off+0xb8/0x310 [ 443.993754] __alloc_pages_slowpath+0x26e8/0x2e10 [ 443.998629] ? warn_alloc+0x120/0x120 [ 444.002497] ? print_usage_bug+0xc0/0xc0 [ 444.006560] ? warn_alloc+0x120/0x120 [ 444.010369] ? warn_alloc+0x120/0x120 [ 444.014257] ? print_usage_bug+0xc0/0xc0 [ 444.018335] ? kvm_clock_read+0x18/0x30 [ 444.022310] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 444.027328] ? print_usage_bug+0xc0/0xc0 [ 444.031394] ? __lock_acquire+0x62f/0x4c20 [ 444.035635] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 444.041177] ? should_fail+0x22d/0xd01 [ 444.045062] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 444.050345] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 444.055449] ? __lock_acquire+0x62f/0x4c20 [ 444.059690] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 444.064793] ? __lock_acquire+0x62f/0x4c20 [ 444.069028] ? should_fail+0x22d/0xd01 [ 444.073190] ? rcu_irq_exit+0x1a2/0x390 [ 444.077183] ? mark_held_locks+0x130/0x130 [ 444.081424] ? mark_held_locks+0x130/0x130 [ 444.085667] ? mark_held_locks+0xc7/0x130 [ 444.089814] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 444.094829] ? zap_class+0x640/0x640 [ 444.098542] ? print_usage_bug+0xc0/0xc0 [ 444.102613] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.108156] ? check_preemption_disabled+0x48/0x280 [ 444.113180] ? __lock_is_held+0xb5/0x140 [ 444.117247] __alloc_pages_nodemask+0xa80/0xde0 [ 444.121928] ? zap_class+0x640/0x640 [ 444.125644] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 444.130672] ? find_held_lock+0x36/0x1c0 [ 444.134748] ? ____cache_alloc_node+0x1c7/0x1e0 [ 444.139425] ? lock_downgrade+0x900/0x900 [ 444.143581] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.149126] cache_grow_begin+0xa5/0x8c0 [ 444.153188] ? do_raw_spin_unlock+0xa7/0x330 [ 444.157603] fallback_alloc+0x204/0x2e0 [ 444.161585] ____cache_alloc_node+0x1c7/0x1e0 [ 444.166084] kmem_cache_alloc_node+0xe3/0x730 [ 444.170580] ? ipv6_get_ifaddr+0x42e/0x620 [ 444.174825] __alloc_skb+0x119/0x770 [ 444.178537] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 444.183819] ? netdev_alloc_frag+0x1f0/0x1f0 [ 444.188227] ? lock_downgrade+0x900/0x900 [ 444.192391] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.197931] ? refcount_sub_and_test_checked+0x203/0x310 [ 444.203387] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 444.208837] ? addrconf_rs_timer+0x690/0x690 [ 444.213273] ndisc_alloc_skb+0x144/0x340 [ 444.217342] ndisc_send_rs+0x331/0x6e0 [ 444.221233] addrconf_rs_timer+0x314/0x690 [ 444.225487] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 444.229731] call_timer_fn+0x272/0x920 [ 444.233621] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 444.237858] ? process_timeout+0x40/0x40 [ 444.241928] ? mark_held_locks+0xc7/0x130 [ 444.246082] ? _raw_spin_unlock_irq+0x27/0x80 [ 444.250579] ? _raw_spin_unlock_irq+0x27/0x80 [ 444.255076] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 444.259315] ? lockdep_hardirqs_on+0x296/0x5b0 [ 444.263898] ? trace_hardirqs_on+0xbd/0x310 [ 444.268219] ? kasan_check_read+0x11/0x20 [ 444.272460] ? __run_timers+0x7da/0xc70 [ 444.276439] ? trace_hardirqs_off_caller+0x310/0x310 [ 444.281550] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 444.285789] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 444.290021] __run_timers+0x7e5/0xc70 [ 444.293835] ? timer_fixup_init+0x70/0x70 [ 444.297984] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 444.303031] ? zap_class+0x640/0x640 [ 444.306755] ? print_usage_bug+0xc0/0xc0 [ 444.310821] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 444.316103] ? find_held_lock+0x36/0x1c0 [ 444.320170] ? zap_class+0x640/0x640 [ 444.323892] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.329461] ? check_preemption_disabled+0x48/0x280 [ 444.334486] ? __lock_is_held+0xb5/0x140 [ 444.338549] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.344088] ? check_preemption_disabled+0x48/0x280 [ 444.349113] run_timer_softirq+0x52/0xb0 [ 444.353174] ? rcu_read_lock_sched_held+0x14f/0x180 [ 444.358191] __do_softirq+0x308/0xb7e [ 444.362028] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 444.366525] ? lock_downgrade+0x900/0x900 [ 444.370678] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 444.375787] ? pvclock_read_flags+0x160/0x160 [ 444.380299] ? lapic_next_event+0x5a/0x90 [ 444.384452] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.389995] ? kvm_clock_read+0x18/0x30 [ 444.393973] ? kvm_sched_clock_read+0x9/0x20 [ 444.398386] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 444.403924] ? check_preemption_disabled+0x48/0x280 [ 444.408949] irq_exit+0x17f/0x1c0 [ 444.412408] smp_apic_timer_interrupt+0x1cb/0x760 [ 444.417258] ? smp_reschedule_interrupt+0x109/0x650 [ 444.422287] ? smp_call_function_single_interrupt+0x650/0x650 [ 444.428171] ? interrupt_entry+0xb5/0xc0 [ 444.432246] ? trace_hardirqs_off_caller+0xbb/0x310 [ 444.437274] ? trace_hardirqs_off_caller+0xbb/0x310 [ 444.442292] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 444.447136] ? trace_hardirqs_on_caller+0x310/0x310 [ 444.452152] ? trace_hardirqs_on_caller+0x310/0x310 [ 444.457169] ? task_prio+0x50/0x50 [ 444.460709] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 444.466261] ? check_preemption_disabled+0x48/0x280 [ 444.471284] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 444.476136] apic_timer_interrupt+0xf/0x20 [ 444.480376] [ 444.482615] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 444.487634] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 444.506531] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 444.514248] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 444.521515] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 444.528782] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 444.536048] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 444.543319] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 444.550609] ? list_lru_count_one+0x1c4/0x450 [ 444.555117] list_lru_count_one+0x2fb/0x450 [ 444.559440] ? list_lru_isolate_move+0x3c0/0x3c0 [ 444.564201] ? deferred_split_count+0x65/0x170 [ 444.568798] ? shrink_huge_zero_page_count+0xc8/0x100 [ 444.573994] super_cache_count+0x153/0x2e0 [ 444.578245] do_shrink_slab+0x1b1/0xd30 [ 444.582236] ? lock_acquire+0x1ed/0x520 [ 444.586214] ? snapshot_refaults+0x290/0x290 [ 444.590640] ? lock_release+0xa00/0xa00 [ 444.594619] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 444.599556] ? down_read_trylock+0xda/0x140 [ 444.603963] ? shrink_slab+0x207/0x8c0 [ 444.607855] ? downgrade_write+0x270/0x270 [ 444.612101] shrink_slab+0x389/0x8c0 [ 444.615815] ? shrink_active_list+0x1f00/0x1f00 [ 444.620494] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 444.626125] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 444.631246] ? cgroup_procs_write_finish+0xf0/0xf0 [ 444.636182] ? find_held_lock+0x36/0x1c0 [ 444.640263] shrink_node+0x431/0x16b0 [ 444.644063] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 444.649364] ? shrink_node_memcg+0x18f0/0x18f0 [ 444.653952] ? kvm_clock_read+0x18/0x30 [ 444.657927] ? ktime_get+0x2c1/0x400 [ 444.661645] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 444.666147] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 444.671685] ? __cpuset_node_allowed+0x19b/0x660 [ 444.676444] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 444.682156] ? delayacct_end+0x5a/0x100 [ 444.686143] do_try_to_free_pages+0x3e7/0x1290 [ 444.690722] ? zap_class+0x640/0x640 [ 444.694455] ? shrink_node+0x16b0/0x16b0 [ 444.698519] ? __lock_is_held+0xb5/0x140 [ 444.702597] try_to_free_pages+0x4d0/0xb90 [ 444.706839] ? do_try_to_free_pages+0x1290/0x1290 [ 444.711816] ? lock_acquire+0x1ed/0x520 [ 444.715793] ? set_page_refcounted+0x280/0x280 [ 444.720380] ? lock_release+0xa00/0xa00 [ 444.724359] ? _raw_spin_unlock_irq+0x60/0x80 [ 444.728857] ? psi_memstall_enter+0x240/0x2b0 [ 444.733357] ? psi_memstall_tick+0x230/0x230 [ 444.737779] __alloc_pages_slowpath+0xa14/0x2e10 [ 444.742560] ? warn_alloc+0x120/0x120 [ 444.746362] ? mark_held_locks+0x130/0x130 [ 444.750603] ? find_get_entry+0xaae/0x1120 [ 444.754846] ? filemap_map_pages+0x1a20/0x1a20 [ 444.759433] ? zap_class+0x640/0x640 [ 444.763156] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.768692] ? check_preemption_disabled+0x48/0x280 [ 444.773713] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 444.779287] ? should_fail+0x22d/0xd01 [ 444.783182] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 444.788300] ? zap_class+0x640/0x640 [ 444.792039] ? __lock_is_held+0xb5/0x140 [ 444.796108] ? mark_held_locks+0x130/0x130 [ 444.800344] ? lock_release+0xa00/0xa00 [ 444.804322] ? perf_trace_sched_process_exec+0x860/0x860 [ 444.809774] ? xa_load+0x2ba/0x460 [ 444.813318] ? lock_downgrade+0x900/0x900 [ 444.817469] ? __might_sleep+0x95/0x190 [ 444.821446] __alloc_pages_nodemask+0xa80/0xde0 [ 444.826124] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 444.831142] ? __page_cache_alloc+0x191/0x5c0 [ 444.835636] ? xa_load+0x2e1/0x460 [ 444.839177] ? xa_clear_mark+0x40/0x40 [ 444.843066] ? zap_class+0x640/0x640 [ 444.846789] ? zap_class+0x640/0x640 [ 444.850506] ? zap_class+0x640/0x640 [ 444.854230] ? __do_page_cache_readahead+0x663/0x810 [ 444.859338] ? find_held_lock+0x36/0x1c0 [ 444.863404] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 444.868947] alloc_pages_current+0x173/0x350 [ 444.873363] __page_cache_alloc+0x38c/0x5c0 [ 444.877683] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 444.882615] ? kasan_check_read+0x11/0x20 [ 444.886765] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 444.892043] ? generic_perform_write+0x6a0/0x6a0 [ 444.896801] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 444.902341] ? check_preemption_disabled+0x48/0x280 [ 444.907369] filemap_fault+0x1595/0x25f0 [ 444.911445] ? __lock_page_or_retry+0xa00/0xa00 [ 444.916120] ? mark_held_locks+0x130/0x130 [ 444.920364] ? filemap_map_pages+0xd6b/0x1a20 [ 444.924859] ? lock_downgrade+0x900/0x900 [ 444.929011] ? check_preemption_disabled+0x48/0x280 [ 444.934030] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 444.938960] ? kasan_check_read+0x11/0x20 [ 444.943107] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 444.948382] ? rcu_softirq_qs+0x20/0x20 [ 444.952373] ? filemap_map_pages+0xd92/0x1a20 [ 444.956878] ? find_get_entries_tag+0x1400/0x1400 [ 444.961728] ? debug_object_destroy+0x2b0/0x2b0 [ 444.966404] ? lock_pi_update_atomic+0x150/0x150 [ 444.971161] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.976718] ? lock_acquire+0x1ed/0x520 [ 444.980693] ? ext4_filemap_fault+0x7a/0xad [ 444.985023] ? lock_release+0xa00/0xa00 [ 444.988995] ? perf_trace_sched_process_exec+0x860/0x860 [ 444.994444] ? print_usage_bug+0xc0/0xc0 [ 444.998505] ? print_usage_bug+0xc0/0xc0 [ 445.002611] ? down_read+0x8d/0x120 [ 445.006245] ? ext4_filemap_fault+0x7a/0xad [ 445.010567] ? __down_interruptible+0x700/0x700 [ 445.015275] ext4_filemap_fault+0x82/0xad [ 445.019424] __do_fault+0x100/0x6b0 [ 445.023057] ? pmd_devmap_trans_unstable+0x220/0x220 [ 445.028162] ? mark_held_locks+0x130/0x130 [ 445.032401] ? mark_held_locks+0x130/0x130 [ 445.036640] ? __might_fault+0x12b/0x1e0 [ 445.040704] ? lock_downgrade+0x900/0x900 [ 445.044860] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 445.050406] __handle_mm_fault+0x3ea0/0x5be0 [ 445.054823] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 445.059676] ? _copy_to_user+0xc8/0x110 [ 445.063673] ? zap_class+0x640/0x640 [ 445.067417] ? zap_class+0x640/0x640 [ 445.071130] ? __x64_sys_futex+0x53e/0x6a0 [ 445.075371] ? find_held_lock+0x36/0x1c0 [ 445.079440] ? handle_mm_fault+0x42a/0xc70 [ 445.083679] ? lock_downgrade+0x900/0x900 [ 445.087831] ? check_preemption_disabled+0x48/0x280 [ 445.092852] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 445.097782] ? kasan_check_read+0x11/0x20 [ 445.101929] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 445.107221] ? rcu_softirq_qs+0x20/0x20 [ 445.111209] ? trace_hardirqs_off_caller+0x310/0x310 [ 445.116402] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 445.121940] ? check_preemption_disabled+0x48/0x280 [ 445.126966] handle_mm_fault+0x54f/0xc70 [ 445.131032] ? __handle_mm_fault+0x5be0/0x5be0 [ 445.135622] ? find_vma+0x34/0x190 [ 445.139170] __do_page_fault+0x5e8/0xe60 [ 445.143242] ? trace_hardirqs_off+0xb8/0x310 [ 445.147662] do_page_fault+0xf2/0x7e0 [ 445.151463] ? vmalloc_sync_all+0x30/0x30 [ 445.155614] ? error_entry+0x70/0xd0 [ 445.159329] ? trace_hardirqs_off_caller+0xbb/0x310 [ 445.164347] ? trace_hardirqs_on_caller+0xc0/0x310 [ 445.169277] ? syscall_return_slowpath+0x5e0/0x5e0 [ 445.174217] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 445.179064] ? trace_hardirqs_on_caller+0x310/0x310 [ 445.184083] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 445.189540] ? prepare_exit_to_usermode+0x291/0x3b0 [ 445.194560] ? page_fault+0x8/0x30 [ 445.198104] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 445.202949] ? page_fault+0x8/0x30 [ 445.206491] page_fault+0x1e/0x30 [ 445.209944] RIP: 0033:0x45ddf3 [ 445.213146] Code: Bad RIP value. [ 445.216508] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 445.221868] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 445.229167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 445.236449] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 445.244266] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 445.251535] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 445.258833] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 445.258838] warn_alloc_show_mem: 1 callbacks suppressed [ 445.258844] Mem-Info: [ 445.265683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 445.271056] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 445.271056] active_file:13 inactive_file:12 isolated_file:0 [ 445.271056] unevictable:0 dirty:0 writeback:0 unstable:0 [ 445.271056] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 445.271056] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 445.271056] free:13770 free_pcp:132 free_cma:0 [ 445.273430] Call Trace: [ 445.282808] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 445.315826] [ 445.318393] 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 [ 445.346238] dump_stack+0x244/0x39d [ 445.348358] lowmem_reserve[]: 0 2818 6321 6321 [ 445.374576] ? dump_stack_print_info.cold.1+0x20/0x20 [ 445.378211] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 445.382797] warn_alloc.cold.116+0xb7/0x1bd [ 445.387953] lowmem_reserve[]: 0 0 3503 3503 [ 445.415273] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 445.419572] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 445.423896] ? lock_downgrade+0x900/0x900 [ 445.428712] lowmem_reserve[]: 0 0 0 0 [ 445.457690] ? trace_hardirqs_off+0xb8/0x310 [ 445.461810] 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 [ 445.465609] ? trace_hardirqs_off+0xb8/0x310 [ 445.469992] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 445.483518] __alloc_pages_slowpath+0x26e8/0x2e10 [ 445.487902] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 445.503197] ? warn_alloc+0x120/0x120 [ 445.508005] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 445.523083] ? print_usage_bug+0xc0/0xc0 [ 445.526862] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 445.535693] ? warn_alloc+0x120/0x120 [ 445.539732] 2701 total pagecache pages [ 445.548399] ? warn_alloc+0x120/0x120 [ 445.552185] 0 pages in swap cache [ 445.556240] ? print_usage_bug+0xc0/0xc0 [ 445.560031] Swap cache stats: add 0, delete 0, find 0/0 [ 445.563477] ? print_usage_bug+0xc0/0xc0 [ 445.567515] Free swap = 0kB [ 445.572869] ? __lock_acquire+0x62f/0x4c20 [ 445.576904] Total swap = 0kB [ 445.579919] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 445.584130] 1965979 pages RAM [ 445.587144] ? should_fail+0x22d/0xd01 [ 445.592652] 0 pages HighMem/MovableOnly [ 445.592659] 342853 pages reserved [ 445.595762] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 445.599625] 0 pages cma reserved [ 445.603596] ? __lock_acquire+0x62f/0x4c20 [ 445.607089] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 445.612120] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 445.615541] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 445.619695] ? __lock_acquire+0x62f/0x4c20 [ 445.626161] syz-fuzzer cpuset=/ mems_allowed=0 [ 445.631264] ? should_fail+0x22d/0xd01 [ 445.631279] ? find_held_lock+0x36/0x1c0 [ 445.658261] ? mark_held_locks+0x130/0x130 [ 445.662501] ? mark_held_locks+0x130/0x130 [ 445.666739] ? zap_class+0x640/0x640 [ 445.670460] ? zap_class+0x640/0x640 [ 445.674191] ? print_usage_bug+0xc0/0xc0 [ 445.678254] ? do_raw_spin_unlock+0xa7/0x330 [ 445.682835] ? zap_class+0x640/0x640 [ 445.686550] ? print_usage_bug+0xc0/0xc0 [ 445.690611] ? wq_watchdog_touch+0x9c/0xfe [ 445.694851] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.700389] ? check_preemption_disabled+0x48/0x280 [ 445.705416] ? __lock_is_held+0xb5/0x140 [ 445.709487] __alloc_pages_nodemask+0xa80/0xde0 [ 445.714175] ? zap_class+0x640/0x640 [ 445.717893] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 445.722923] ? find_held_lock+0x36/0x1c0 [ 445.726996] ? ____cache_alloc_node+0x1c7/0x1e0 [ 445.731665] ? lock_downgrade+0x900/0x900 [ 445.735824] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.741367] cache_grow_begin+0xa5/0x8c0 [ 445.745428] ? do_raw_spin_unlock+0xa7/0x330 [ 445.749858] fallback_alloc+0x204/0x2e0 [ 445.753842] ____cache_alloc_node+0x1c7/0x1e0 [ 445.758347] kmem_cache_alloc_node+0xe3/0x730 [ 445.762841] ? ipv6_get_ifaddr+0x42e/0x620 [ 445.767084] __alloc_skb+0x119/0x770 [ 445.770796] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 445.776077] ? netdev_alloc_frag+0x1f0/0x1f0 [ 445.780483] ? lock_downgrade+0x900/0x900 [ 445.784641] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.790192] ? refcount_sub_and_test_checked+0x203/0x310 [ 445.795645] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 445.801094] ? addrconf_rs_timer+0x690/0x690 [ 445.805514] ndisc_alloc_skb+0x144/0x340 [ 445.809579] ndisc_send_rs+0x331/0x6e0 [ 445.813473] addrconf_rs_timer+0x314/0x690 [ 445.817716] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 445.821964] call_timer_fn+0x272/0x920 [ 445.825854] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 445.830092] ? process_timeout+0x40/0x40 [ 445.834172] ? mark_held_locks+0xc7/0x130 [ 445.838322] ? _raw_spin_unlock_irq+0x27/0x80 [ 445.842814] ? _raw_spin_unlock_irq+0x27/0x80 [ 445.847309] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 445.851547] ? lockdep_hardirqs_on+0x296/0x5b0 [ 445.856132] ? trace_hardirqs_on+0xbd/0x310 [ 445.860465] ? kasan_check_read+0x11/0x20 [ 445.864612] ? __run_timers+0x7da/0xc70 [ 445.868588] ? trace_hardirqs_off_caller+0x310/0x310 [ 445.873698] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 445.877939] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 445.882186] __run_timers+0x7e5/0xc70 [ 445.885994] ? timer_fixup_init+0x70/0x70 [ 445.890139] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 445.895305] ? zap_class+0x640/0x640 [ 445.899019] ? print_usage_bug+0xc0/0xc0 [ 445.903085] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 445.908298] ? find_held_lock+0x36/0x1c0 [ 445.912393] ? zap_class+0x640/0x640 [ 445.916112] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.921646] ? check_preemption_disabled+0x48/0x280 [ 445.926674] ? __lock_is_held+0xb5/0x140 [ 445.930734] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.936285] ? check_preemption_disabled+0x48/0x280 [ 445.941300] run_timer_softirq+0x52/0xb0 [ 445.945359] ? rcu_read_lock_sched_held+0x14f/0x180 [ 445.950408] __do_softirq+0x308/0xb7e [ 445.954221] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 445.958711] ? lock_downgrade+0x900/0x900 [ 445.962875] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 445.967982] ? pvclock_read_flags+0x160/0x160 [ 445.972487] ? lapic_next_event+0x5a/0x90 [ 445.976689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.982227] ? kvm_clock_read+0x18/0x30 [ 445.986205] ? kvm_sched_clock_read+0x9/0x20 [ 445.990608] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 445.996138] ? check_preemption_disabled+0x48/0x280 [ 446.001186] irq_exit+0x17f/0x1c0 [ 446.004638] smp_apic_timer_interrupt+0x1cb/0x760 [ 446.009473] ? smp_reschedule_interrupt+0x109/0x650 [ 446.014488] ? smp_call_function_single_interrupt+0x650/0x650 [ 446.020363] ? interrupt_entry+0xb5/0xc0 [ 446.024506] ? trace_hardirqs_off_caller+0xbb/0x310 [ 446.029533] ? trace_hardirqs_off_caller+0xbb/0x310 [ 446.034551] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 446.039393] ? trace_hardirqs_on_caller+0x310/0x310 [ 446.044406] ? trace_hardirqs_on_caller+0x310/0x310 [ 446.049546] ? task_prio+0x50/0x50 [ 446.053084] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.058615] ? check_preemption_disabled+0x48/0x280 [ 446.063631] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 446.068488] apic_timer_interrupt+0xf/0x20 [ 446.073215] [ 446.075464] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 446.080478] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 446.099370] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 446.107067] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 446.114328] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 446.121603] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 446.128867] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 446.136138] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 446.143459] rcu_read_lock_held+0xa9/0xc0 [ 446.147625] list_lru_count_one+0x31a/0x450 [ 446.151943] ? list_lru_isolate_move+0x3c0/0x3c0 [ 446.156697] ? shmem_free_inode+0xd0/0xd0 [ 446.160842] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 446.166376] ? ubifs_shrink_count+0xc4/0x100 [ 446.170799] super_cache_count+0x153/0x2e0 [ 446.175045] do_shrink_slab+0x1b1/0xd30 [ 446.179028] ? lock_acquire+0x1ed/0x520 [ 446.182996] ? snapshot_refaults+0x290/0x290 [ 446.187398] ? lock_release+0xa00/0xa00 [ 446.191367] ? perf_trace_sched_process_exec+0x860/0x860 [ 446.196819] ? down_read_trylock+0xda/0x140 [ 446.201329] ? shrink_slab+0x207/0x8c0 [ 446.205209] ? downgrade_write+0x270/0x270 [ 446.209446] shrink_slab+0x389/0x8c0 [ 446.213161] ? shrink_active_list+0x1f00/0x1f00 [ 446.217834] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 446.223935] ? trace_hardirqs_on+0xbd/0x310 [ 446.228254] ? vmpressure+0x271/0x340 [ 446.232050] ? trace_hardirqs_off_caller+0x310/0x310 [ 446.237175] ? cgroup_procs_write_finish+0xf0/0xf0 [ 446.242116] shrink_node+0x431/0x16b0 [ 446.245945] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 446.251239] ? shrink_node_memcg+0x18f0/0x18f0 [ 446.255815] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 446.260391] ? trace_hardirqs_on+0xbd/0x310 [ 446.264704] ? vmpressure+0x271/0x340 [ 446.268500] ? do_raw_spin_unlock+0xa7/0x330 [ 446.272913] ? do_raw_spin_trylock+0x270/0x270 [ 446.277495] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 446.283109] ? __cpuset_node_allowed+0x19b/0x660 [ 446.287867] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 446.293568] ? vmpressure+0x1a2/0x340 [ 446.297371] do_try_to_free_pages+0x3e7/0x1290 [ 446.301967] ? shrink_node+0x16b0/0x16b0 [ 446.306024] ? __lock_is_held+0xb5/0x140 [ 446.310093] try_to_free_pages+0x4d0/0xb90 [ 446.314347] ? do_try_to_free_pages+0x1290/0x1290 [ 446.319193] ? lock_acquire+0x1ed/0x520 [ 446.323163] ? set_page_refcounted+0x280/0x280 [ 446.327747] ? lock_release+0xa00/0xa00 [ 446.331716] ? _raw_spin_unlock_irq+0x60/0x80 [ 446.336319] ? psi_memstall_enter+0x240/0x2b0 [ 446.340811] ? psi_memstall_tick+0x230/0x230 [ 446.345212] ? trace_hardirqs_off+0xb8/0x310 [ 446.349625] __alloc_pages_slowpath+0xa14/0x2e10 [ 446.354410] ? warn_alloc+0x120/0x120 [ 446.358218] ? mark_held_locks+0x130/0x130 [ 446.362472] ? warn_alloc+0x120/0x120 [ 446.366282] ? print_usage_bug+0xc0/0xc0 [ 446.370341] ? print_usage_bug+0xc0/0xc0 [ 446.374400] ? print_usage_bug+0xc0/0xc0 [ 446.378461] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 446.383992] ? should_fail+0x22d/0xd01 [ 446.387867] ? zap_class+0x640/0x640 [ 446.391574] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 446.396673] ? zap_class+0x640/0x640 [ 446.400385] ? zap_class+0x640/0x640 [ 446.404104] ? __lock_is_held+0xb5/0x140 [ 446.408172] ? zap_class+0x640/0x640 [ 446.411882] ? lock_release+0xa00/0xa00 [ 446.415851] ? perf_trace_sched_process_exec+0x860/0x860 [ 446.421299] ? check_preemption_disabled+0x48/0x280 [ 446.426317] ? __might_sleep+0x95/0x190 [ 446.430291] __alloc_pages_nodemask+0xa80/0xde0 [ 446.434949] ? zap_class+0x640/0x640 [ 446.438673] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 446.443711] ? mark_held_locks+0xc7/0x130 [ 446.447869] ? cache_grow_begin+0x65/0x8c0 [ 446.452107] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 446.456696] ? trace_hardirqs_on+0xbd/0x310 [ 446.461182] ? fallback_alloc+0x204/0x2e0 [ 446.465325] ? trace_hardirqs_off_caller+0x310/0x310 [ 446.470423] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 446.476075] cache_grow_begin+0xa5/0x8c0 [ 446.480137] ? do_raw_spin_unlock+0xa7/0x330 [ 446.484544] fallback_alloc+0x204/0x2e0 [ 446.488603] ____cache_alloc_node+0x1c7/0x1e0 [ 446.493096] kmem_cache_alloc_trace+0x214/0x750 [ 446.497791] do_syslog+0xb9b/0x1690 [ 446.501421] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 446.506434] ? finish_wait+0x430/0x430 [ 446.510314] ? aa_path_link+0x5e0/0x5e0 [ 446.514282] kmsg_read+0x8f/0xc0 [ 446.517638] ? kmsg_poll+0xb0/0xb0 [ 446.521169] proc_reg_read+0x2a3/0x3d0 [ 446.525055] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 446.529983] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 446.534571] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.540099] ? fsnotify+0x4e5/0xf20 [ 446.543769] __vfs_read+0x117/0x9b0 [ 446.547429] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 446.552361] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 446.557282] ? vfs_copy_file_range+0xb90/0xb90 [ 446.561860] ? fsnotify+0xf20/0xf20 [ 446.565483] ? fsnotify_first_mark+0x350/0x350 [ 446.570069] ? security_file_permission+0x1c2/0x220 [ 446.575085] ? rw_verify_area+0x118/0x360 [ 446.579260] vfs_read+0x17f/0x3c0 [ 446.582711] ksys_read+0x101/0x260 [ 446.586250] ? kernel_write+0x120/0x120 [ 446.590219] ? trace_hardirqs_off_caller+0x310/0x310 [ 446.595322] __x64_sys_read+0x73/0xb0 [ 446.599130] do_syscall_64+0x1b9/0x820 [ 446.603031] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 446.608389] ? syscall_return_slowpath+0x5e0/0x5e0 [ 446.613313] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 446.618147] ? trace_hardirqs_on_caller+0x310/0x310 [ 446.623182] ? prepare_exit_to_usermode+0x291/0x3b0 [ 446.628194] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 446.633036] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 446.638307] RIP: 0033:0x7f126a43d1fd [ 446.642029] Code: Bad RIP value. [ 446.645470] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 446.653171] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 446.660430] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 446.667703] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 446.675047] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 446.682410] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 446.689695] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 446.689756] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 446.696707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 446.696712] Call Trace: [ 446.696717] [ 446.696733] dump_stack+0x244/0x39d [ 446.696751] ? dump_stack_print_info.cold.1+0x20/0x20 [ 446.703257] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 446.712557] warn_alloc.cold.116+0xb7/0x1bd [ 446.715113] rsyslogd cpuset=/ mems_allowed=0 [ 446.717253] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 446.749562] ? lock_downgrade+0x900/0x900 [ 446.753711] ? trace_hardirqs_off+0xb8/0x310 [ 446.758121] ? trace_hardirqs_off+0xb8/0x310 [ 446.762531] __alloc_pages_slowpath+0x26e8/0x2e10 [ 446.767405] ? warn_alloc+0x120/0x120 [ 446.771203] ? print_usage_bug+0xc0/0xc0 [ 446.775257] ? warn_alloc+0x120/0x120 [ 446.779054] ? warn_alloc+0x120/0x120 [ 446.782954] ? print_usage_bug+0xc0/0xc0 [ 446.787011] ? kvm_clock_read+0x18/0x30 [ 446.790975] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 446.795987] ? print_usage_bug+0xc0/0xc0 [ 446.800042] ? __lock_acquire+0x62f/0x4c20 [ 446.804272] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 446.809803] ? should_fail+0x22d/0xd01 [ 446.813680] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 446.818955] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 446.824049] ? __lock_acquire+0x62f/0x4c20 [ 446.828274] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 446.833367] ? __lock_acquire+0x62f/0x4c20 [ 446.837596] ? should_fail+0x22d/0xd01 [ 446.841482] ? rcu_irq_exit+0x1a2/0x390 [ 446.845461] ? mark_held_locks+0x130/0x130 [ 446.849698] ? mark_held_locks+0x130/0x130 [ 446.853947] ? mark_held_locks+0xc7/0x130 [ 446.858102] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 446.863123] ? zap_class+0x640/0x640 [ 446.866828] ? print_usage_bug+0xc0/0xc0 [ 446.870886] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.876427] ? check_preemption_disabled+0x48/0x280 [ 446.881458] ? __lock_is_held+0xb5/0x140 [ 446.885516] __alloc_pages_nodemask+0xa80/0xde0 [ 446.890177] ? zap_class+0x640/0x640 [ 446.893889] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 446.898919] ? find_held_lock+0x36/0x1c0 [ 446.902985] ? ____cache_alloc_node+0x1c7/0x1e0 [ 446.907653] ? lock_downgrade+0x900/0x900 [ 446.911803] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.917337] cache_grow_begin+0xa5/0x8c0 [ 446.921393] ? do_raw_spin_unlock+0xa7/0x330 [ 446.925803] fallback_alloc+0x204/0x2e0 [ 446.929774] ____cache_alloc_node+0x1c7/0x1e0 [ 446.934271] kmem_cache_alloc_node+0xe3/0x730 [ 446.938759] ? ipv6_get_ifaddr+0x42e/0x620 [ 446.943000] __alloc_skb+0x119/0x770 [ 446.946708] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 446.952062] ? netdev_alloc_frag+0x1f0/0x1f0 [ 446.956476] ? lock_downgrade+0x900/0x900 [ 446.960626] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.966157] ? refcount_sub_and_test_checked+0x203/0x310 [ 446.971614] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 446.977173] ? addrconf_rs_timer+0x690/0x690 [ 446.981598] ndisc_alloc_skb+0x144/0x340 [ 446.985658] ndisc_send_rs+0x331/0x6e0 [ 446.989544] addrconf_rs_timer+0x314/0x690 [ 446.993782] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 446.998022] call_timer_fn+0x272/0x920 [ 447.001904] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 447.006165] ? process_timeout+0x40/0x40 [ 447.010230] ? mark_held_locks+0xc7/0x130 [ 447.014374] ? _raw_spin_unlock_irq+0x27/0x80 [ 447.018862] ? _raw_spin_unlock_irq+0x27/0x80 [ 447.023364] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 447.027592] ? lockdep_hardirqs_on+0x296/0x5b0 [ 447.032185] ? trace_hardirqs_on+0xbd/0x310 [ 447.036498] ? kasan_check_read+0x11/0x20 [ 447.040638] ? __run_timers+0x7da/0xc70 [ 447.044620] ? trace_hardirqs_off_caller+0x310/0x310 [ 447.049719] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 447.053968] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 447.058211] __run_timers+0x7e5/0xc70 [ 447.062028] ? timer_fixup_init+0x70/0x70 [ 447.066169] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 447.071290] ? zap_class+0x640/0x640 [ 447.075001] ? print_usage_bug+0xc0/0xc0 [ 447.079062] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 447.084260] ? find_held_lock+0x36/0x1c0 [ 447.088318] ? zap_class+0x640/0x640 [ 447.092032] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.097648] ? check_preemption_disabled+0x48/0x280 [ 447.102665] ? __lock_is_held+0xb5/0x140 [ 447.106725] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.112253] ? check_preemption_disabled+0x48/0x280 [ 447.117265] run_timer_softirq+0x52/0xb0 [ 447.121318] ? rcu_read_lock_sched_held+0x14f/0x180 [ 447.126329] __do_softirq+0x308/0xb7e [ 447.130125] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 447.134618] ? lock_downgrade+0x900/0x900 [ 447.138762] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 447.143865] ? pvclock_read_flags+0x160/0x160 [ 447.148367] ? lapic_next_event+0x5a/0x90 [ 447.152611] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.158147] ? kvm_clock_read+0x18/0x30 [ 447.162224] ? kvm_sched_clock_read+0x9/0x20 [ 447.166642] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.172188] ? check_preemption_disabled+0x48/0x280 [ 447.177206] irq_exit+0x17f/0x1c0 [ 447.180656] smp_apic_timer_interrupt+0x1cb/0x760 [ 447.185489] ? smp_reschedule_interrupt+0x109/0x650 [ 447.190500] ? smp_call_function_single_interrupt+0x650/0x650 [ 447.196376] ? interrupt_entry+0xb5/0xc0 [ 447.200435] ? trace_hardirqs_off_caller+0xbb/0x310 [ 447.205445] ? trace_hardirqs_off_caller+0xbb/0x310 [ 447.210454] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 447.215288] ? trace_hardirqs_on_caller+0x310/0x310 [ 447.220296] ? trace_hardirqs_on_caller+0x310/0x310 [ 447.225305] ? task_prio+0x50/0x50 [ 447.228841] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.234373] ? check_preemption_disabled+0x48/0x280 [ 447.239891] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 447.244757] apic_timer_interrupt+0xf/0x20 [ 447.248980] [ 447.251215] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 447.256329] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 447.275318] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 447.283016] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 447.290287] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 447.297637] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 447.304896] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 447.312156] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 447.319436] ? list_lru_count_one+0x1c4/0x450 [ 447.323936] list_lru_count_one+0x2fb/0x450 [ 447.328534] ? list_lru_isolate_move+0x3c0/0x3c0 [ 447.333285] ? deferred_split_count+0x65/0x170 [ 447.337857] ? shrink_huge_zero_page_count+0xc8/0x100 [ 447.343046] super_cache_count+0x153/0x2e0 [ 447.347290] do_shrink_slab+0x1b1/0xd30 [ 447.351266] ? lock_acquire+0x1ed/0x520 [ 447.355251] ? snapshot_refaults+0x290/0x290 [ 447.359655] ? lock_release+0xa00/0xa00 [ 447.363626] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 447.368558] ? down_read_trylock+0xda/0x140 [ 447.372873] ? shrink_slab+0x207/0x8c0 [ 447.376758] ? downgrade_write+0x270/0x270 [ 447.380993] shrink_slab+0x389/0x8c0 [ 447.384699] ? shrink_active_list+0x1f00/0x1f00 [ 447.389369] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 447.394991] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 447.400101] ? cgroup_procs_write_finish+0xf0/0xf0 [ 447.405030] ? find_held_lock+0x36/0x1c0 [ 447.409098] shrink_node+0x431/0x16b0 [ 447.412896] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 447.418187] ? shrink_node_memcg+0x18f0/0x18f0 [ 447.422769] ? kvm_clock_read+0x18/0x30 [ 447.426737] ? ktime_get+0x2c1/0x400 [ 447.430459] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 447.434952] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 447.440483] ? __cpuset_node_allowed+0x19b/0x660 [ 447.445243] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 447.450958] ? delayacct_end+0x5a/0x100 [ 447.454934] do_try_to_free_pages+0x3e7/0x1290 [ 447.459522] ? zap_class+0x640/0x640 [ 447.463241] ? shrink_node+0x16b0/0x16b0 [ 447.467297] ? __lock_is_held+0xb5/0x140 [ 447.471362] try_to_free_pages+0x4d0/0xb90 [ 447.475596] ? do_try_to_free_pages+0x1290/0x1290 [ 447.480445] ? lock_acquire+0x1ed/0x520 [ 447.484413] ? set_page_refcounted+0x280/0x280 [ 447.488993] ? lock_release+0xa00/0xa00 [ 447.492960] ? _raw_spin_unlock_irq+0x60/0x80 [ 447.497450] ? psi_memstall_enter+0x240/0x2b0 [ 447.501940] ? psi_memstall_tick+0x230/0x230 [ 447.506352] __alloc_pages_slowpath+0xa14/0x2e10 [ 447.511132] ? warn_alloc+0x120/0x120 [ 447.514926] ? mark_held_locks+0x130/0x130 [ 447.519158] ? find_get_entry+0xaae/0x1120 [ 447.523412] ? filemap_map_pages+0x1a20/0x1a20 [ 447.527991] ? zap_class+0x640/0x640 [ 447.531703] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.537235] ? check_preemption_disabled+0x48/0x280 [ 447.542362] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.547895] ? should_fail+0x22d/0xd01 [ 447.551783] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 447.556881] ? zap_class+0x640/0x640 [ 447.560628] ? __lock_is_held+0xb5/0x140 [ 447.564692] ? mark_held_locks+0x130/0x130 [ 447.568922] ? lock_release+0xa00/0xa00 [ 447.573015] ? perf_trace_sched_process_exec+0x860/0x860 [ 447.578468] ? xa_load+0x2ba/0x460 [ 447.582006] ? lock_downgrade+0x900/0x900 [ 447.586151] ? __might_sleep+0x95/0x190 [ 447.590126] __alloc_pages_nodemask+0xa80/0xde0 [ 447.594883] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 447.599896] ? __page_cache_alloc+0x191/0x5c0 [ 447.604385] ? xa_load+0x2e1/0x460 [ 447.607922] ? xa_clear_mark+0x40/0x40 [ 447.611889] ? zap_class+0x640/0x640 [ 447.615602] ? zap_class+0x640/0x640 [ 447.619307] ? zap_class+0x640/0x640 [ 447.623018] ? __do_page_cache_readahead+0x663/0x810 [ 447.628130] ? find_held_lock+0x36/0x1c0 [ 447.632193] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 447.637738] alloc_pages_current+0x173/0x350 [ 447.642154] __page_cache_alloc+0x38c/0x5c0 [ 447.646468] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 447.651394] ? kasan_check_read+0x11/0x20 [ 447.655535] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 447.660819] ? generic_perform_write+0x6a0/0x6a0 [ 447.665572] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.671105] ? check_preemption_disabled+0x48/0x280 [ 447.676132] filemap_fault+0x1595/0x25f0 [ 447.680200] ? __lock_page_or_retry+0xa00/0xa00 [ 447.684868] ? mark_held_locks+0x130/0x130 [ 447.689104] ? filemap_map_pages+0xd6b/0x1a20 [ 447.693594] ? lock_downgrade+0x900/0x900 [ 447.697735] ? check_preemption_disabled+0x48/0x280 [ 447.702749] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 447.707674] ? kasan_check_read+0x11/0x20 [ 447.711812] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 447.717098] ? rcu_softirq_qs+0x20/0x20 [ 447.721086] ? filemap_map_pages+0xd92/0x1a20 [ 447.725585] ? find_get_entries_tag+0x1400/0x1400 [ 447.730436] ? debug_object_destroy+0x2b0/0x2b0 [ 447.735105] ? lock_pi_update_atomic+0x150/0x150 [ 447.739856] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.745408] ? lock_acquire+0x1ed/0x520 [ 447.749377] ? ext4_filemap_fault+0x7a/0xad [ 447.753696] ? lock_release+0xa00/0xa00 [ 447.757664] ? perf_trace_sched_process_exec+0x860/0x860 [ 447.763128] ? print_usage_bug+0xc0/0xc0 [ 447.767188] ? print_usage_bug+0xc0/0xc0 [ 447.771252] ? down_read+0x8d/0x120 [ 447.774982] ? ext4_filemap_fault+0x7a/0xad [ 447.779297] ? __down_interruptible+0x700/0x700 [ 447.783971] ext4_filemap_fault+0x82/0xad [ 447.788113] __do_fault+0x100/0x6b0 [ 447.791739] ? pmd_devmap_trans_unstable+0x220/0x220 [ 447.796840] ? mark_held_locks+0x130/0x130 [ 447.801091] ? mark_held_locks+0x130/0x130 [ 447.805322] ? __might_fault+0x12b/0x1e0 [ 447.809377] ? lock_downgrade+0x900/0x900 [ 447.813521] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.819111] __handle_mm_fault+0x3ea0/0x5be0 [ 447.823522] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 447.828365] ? _copy_to_user+0xc8/0x110 [ 447.832346] ? zap_class+0x640/0x640 [ 447.836057] ? zap_class+0x640/0x640 [ 447.839775] ? __x64_sys_futex+0x53e/0x6a0 [ 447.844010] ? find_held_lock+0x36/0x1c0 [ 447.848080] ? handle_mm_fault+0x42a/0xc70 [ 447.852307] ? lock_downgrade+0x900/0x900 [ 447.856455] ? check_preemption_disabled+0x48/0x280 [ 447.861479] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 447.866404] ? kasan_check_read+0x11/0x20 [ 447.870551] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 447.875821] ? rcu_softirq_qs+0x20/0x20 [ 447.879789] ? trace_hardirqs_off_caller+0x310/0x310 [ 447.884889] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.890419] ? check_preemption_disabled+0x48/0x280 [ 447.895434] handle_mm_fault+0x54f/0xc70 [ 447.899504] ? __handle_mm_fault+0x5be0/0x5be0 [ 447.904107] ? find_vma+0x34/0x190 [ 447.907644] __do_page_fault+0x5e8/0xe60 [ 447.911696] ? trace_hardirqs_off+0xb8/0x310 [ 447.916106] do_page_fault+0xf2/0x7e0 [ 447.920003] ? vmalloc_sync_all+0x30/0x30 [ 447.924155] ? error_entry+0x70/0xd0 [ 447.927864] ? trace_hardirqs_off_caller+0xbb/0x310 [ 447.932869] ? trace_hardirqs_on_caller+0xc0/0x310 [ 447.937793] ? syscall_return_slowpath+0x5e0/0x5e0 [ 447.942717] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 447.947559] ? trace_hardirqs_on_caller+0x310/0x310 [ 447.952569] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 447.958017] ? prepare_exit_to_usermode+0x291/0x3b0 [ 447.963049] ? page_fault+0x8/0x30 [ 447.966590] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 447.971430] ? page_fault+0x8/0x30 [ 447.974963] page_fault+0x1e/0x30 [ 447.978407] RIP: 0033:0x45ddf3 [ 447.981601] Code: Bad RIP value. [ 447.984958] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 447.990311] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 447.997572] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 448.004835] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 448.012121] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 448.019383] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 448.026675] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 448.026679] warn_alloc_show_mem: 1 callbacks suppressed [ 448.026686] Mem-Info: [ 448.033525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 448.038906] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 448.038906] active_file:13 inactive_file:12 isolated_file:0 [ 448.038906] unevictable:0 dirty:0 writeback:0 unstable:0 [ 448.038906] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 448.038906] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 448.038906] free:13770 free_pcp:132 free_cma:0 [ 448.041279] Call Trace: [ 448.050659] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 448.084312] [ 448.086879] 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 [ 448.114825] dump_stack+0x244/0x39d [ 448.116940] lowmem_reserve[]: 0 2818 6321 6321 [ 448.143048] ? dump_stack_print_info.cold.1+0x20/0x20 [ 448.146640] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 448.151218] warn_alloc.cold.116+0xb7/0x1bd [ 448.156379] lowmem_reserve[]: 0 0 3503 3503 [ 448.183692] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 448.187981] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 448.192310] ? lock_downgrade+0x900/0x900 [ 448.197114] lowmem_reserve[]: 0 0 0 0 [ 448.226095] ? trace_hardirqs_off+0xb8/0x310 [ 448.230209] 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 [ 448.233997] ? trace_hardirqs_off+0xb8/0x310 [ 448.238463] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 448.251973] __alloc_pages_slowpath+0x26e8/0x2e10 [ 448.256345] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 448.271612] ? warn_alloc+0x120/0x120 [ 448.276417] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 448.291503] ? print_usage_bug+0xc0/0xc0 [ 448.295300] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 448.304122] ? warn_alloc+0x120/0x120 [ 448.308153] 2701 total pagecache pages [ 448.316711] ? warn_alloc+0x120/0x120 [ 448.320485] 0 pages in swap cache [ 448.324365] ? print_usage_bug+0xc0/0xc0 [ 448.328139] Swap cache stats: add 0, delete 0, find 0/0 [ 448.331586] ? print_usage_bug+0xc0/0xc0 [ 448.335613] Free swap = 0kB [ 448.340958] ? __lock_acquire+0x62f/0x4c20 [ 448.344995] Total swap = 0kB [ 448.345019] 1965979 pages RAM [ 448.348042] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 448.352241] 0 pages HighMem/MovableOnly [ 448.355260] ? should_fail+0x22d/0xd01 [ 448.358338] 342853 pages reserved [ 448.363865] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 448.367808] 0 pages cma reserved [ 448.371678] ? __lock_acquire+0x62f/0x4c20 [ 448.375197] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 448.380190] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 448.383595] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 448.387772] ? __lock_acquire+0x62f/0x4c20 [ 448.394231] syz-fuzzer cpuset=/ mems_allowed=0 [ 448.399318] ? should_fail+0x22d/0xd01 [ 448.399333] ? find_held_lock+0x36/0x1c0 [ 448.426224] ? mark_held_locks+0x130/0x130 [ 448.430457] ? mark_held_locks+0x130/0x130 [ 448.434684] ? zap_class+0x640/0x640 [ 448.438391] ? zap_class+0x640/0x640 [ 448.442100] ? print_usage_bug+0xc0/0xc0 [ 448.446156] ? do_raw_spin_unlock+0xa7/0x330 [ 448.450557] ? zap_class+0x640/0x640 [ 448.454278] ? print_usage_bug+0xc0/0xc0 [ 448.458329] ? wq_watchdog_touch+0x9c/0xfe [ 448.462559] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.468092] ? check_preemption_disabled+0x48/0x280 [ 448.473112] ? __lock_is_held+0xb5/0x140 [ 448.477175] __alloc_pages_nodemask+0xa80/0xde0 [ 448.481836] ? zap_class+0x640/0x640 [ 448.485545] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 448.490560] ? find_held_lock+0x36/0x1c0 [ 448.494639] ? ____cache_alloc_node+0x1c7/0x1e0 [ 448.499307] ? lock_downgrade+0x900/0x900 [ 448.503454] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.509003] cache_grow_begin+0xa5/0x8c0 [ 448.513058] ? do_raw_spin_unlock+0xa7/0x330 [ 448.517464] fallback_alloc+0x204/0x2e0 [ 448.521441] ____cache_alloc_node+0x1c7/0x1e0 [ 448.525944] kmem_cache_alloc_node+0xe3/0x730 [ 448.530438] ? ipv6_get_ifaddr+0x42e/0x620 [ 448.534685] __alloc_skb+0x119/0x770 [ 448.538394] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 448.543679] ? netdev_alloc_frag+0x1f0/0x1f0 [ 448.548078] ? lock_downgrade+0x900/0x900 [ 448.552226] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.557757] ? refcount_sub_and_test_checked+0x203/0x310 [ 448.563212] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 448.568675] ? addrconf_rs_timer+0x690/0x690 [ 448.573093] ndisc_alloc_skb+0x144/0x340 [ 448.577159] ndisc_send_rs+0x331/0x6e0 [ 448.581048] addrconf_rs_timer+0x314/0x690 [ 448.585281] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 448.589520] call_timer_fn+0x272/0x920 [ 448.593398] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 448.597626] ? process_timeout+0x40/0x40 [ 448.601687] ? mark_held_locks+0xc7/0x130 [ 448.605832] ? _raw_spin_unlock_irq+0x27/0x80 [ 448.610318] ? _raw_spin_unlock_irq+0x27/0x80 [ 448.614803] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 448.619038] ? lockdep_hardirqs_on+0x296/0x5b0 [ 448.623618] ? trace_hardirqs_on+0xbd/0x310 [ 448.627935] ? kasan_check_read+0x11/0x20 [ 448.632077] ? __run_timers+0x7da/0xc70 [ 448.636047] ? trace_hardirqs_off_caller+0x310/0x310 [ 448.641151] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 448.645386] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 448.649616] __run_timers+0x7e5/0xc70 [ 448.653419] ? timer_fixup_init+0x70/0x70 [ 448.657560] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 448.662571] ? zap_class+0x640/0x640 [ 448.666287] ? print_usage_bug+0xc0/0xc0 [ 448.670344] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 448.675533] ? find_held_lock+0x36/0x1c0 [ 448.679592] ? zap_class+0x640/0x640 [ 448.683308] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.688838] ? check_preemption_disabled+0x48/0x280 [ 448.693857] ? __lock_is_held+0xb5/0x140 [ 448.697916] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.703447] ? check_preemption_disabled+0x48/0x280 [ 448.708458] run_timer_softirq+0x52/0xb0 [ 448.712513] ? rcu_read_lock_sched_held+0x14f/0x180 [ 448.717528] __do_softirq+0x308/0xb7e [ 448.721331] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 448.725817] ? lock_downgrade+0x900/0x900 [ 448.729961] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 448.735089] ? pvclock_read_flags+0x160/0x160 [ 448.739582] ? lapic_next_event+0x5a/0x90 [ 448.743723] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.749260] ? kvm_clock_read+0x18/0x30 [ 448.753240] ? kvm_sched_clock_read+0x9/0x20 [ 448.757641] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 448.763172] ? check_preemption_disabled+0x48/0x280 [ 448.768190] irq_exit+0x17f/0x1c0 [ 448.771636] smp_apic_timer_interrupt+0x1cb/0x760 [ 448.776471] ? smp_reschedule_interrupt+0x109/0x650 [ 448.781487] ? smp_call_function_single_interrupt+0x650/0x650 [ 448.787376] ? interrupt_entry+0xb5/0xc0 [ 448.791430] ? trace_hardirqs_off_caller+0xbb/0x310 [ 448.796447] ? trace_hardirqs_off_caller+0xbb/0x310 [ 448.801469] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 448.806302] ? trace_hardirqs_on_caller+0x310/0x310 [ 448.811309] ? trace_hardirqs_on_caller+0x310/0x310 [ 448.816319] ? task_prio+0x50/0x50 [ 448.819858] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.825390] ? check_preemption_disabled+0x48/0x280 [ 448.830500] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 448.835354] apic_timer_interrupt+0xf/0x20 [ 448.839574] [ 448.841808] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 448.846816] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 448.865709] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 448.873405] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 448.880667] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 448.887927] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 448.895232] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 448.902496] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 448.909784] rcu_read_lock_held+0xa9/0xc0 [ 448.913927] list_lru_count_one+0x31a/0x450 [ 448.918247] ? list_lru_isolate_move+0x3c0/0x3c0 [ 448.923006] ? shmem_free_inode+0xd0/0xd0 [ 448.927146] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 448.932674] ? ubifs_shrink_count+0xc4/0x100 [ 448.937085] super_cache_count+0x153/0x2e0 [ 448.941318] do_shrink_slab+0x1b1/0xd30 [ 448.945289] ? lock_acquire+0x1ed/0x520 [ 448.949261] ? snapshot_refaults+0x290/0x290 [ 448.953669] ? lock_release+0xa00/0xa00 [ 448.957642] ? perf_trace_sched_process_exec+0x860/0x860 [ 448.963092] ? down_read_trylock+0xda/0x140 [ 448.967405] ? shrink_slab+0x207/0x8c0 [ 448.971286] ? downgrade_write+0x270/0x270 [ 448.975521] shrink_slab+0x389/0x8c0 [ 448.979229] ? shrink_active_list+0x1f00/0x1f00 [ 448.983901] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 448.989537] ? trace_hardirqs_on+0xbd/0x310 [ 448.993853] ? vmpressure+0x271/0x340 [ 448.997652] ? trace_hardirqs_off_caller+0x310/0x310 [ 449.002770] ? cgroup_procs_write_finish+0xf0/0xf0 [ 449.007708] shrink_node+0x431/0x16b0 [ 449.011504] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 449.016798] ? shrink_node_memcg+0x18f0/0x18f0 [ 449.021376] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 449.025995] ? trace_hardirqs_on+0xbd/0x310 [ 449.030311] ? vmpressure+0x271/0x340 [ 449.034107] ? do_raw_spin_unlock+0xa7/0x330 [ 449.038521] ? do_raw_spin_trylock+0x270/0x270 [ 449.043105] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 449.048635] ? __cpuset_node_allowed+0x19b/0x660 [ 449.053390] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 449.059093] ? vmpressure+0x1a2/0x340 [ 449.062892] do_try_to_free_pages+0x3e7/0x1290 [ 449.067479] ? shrink_node+0x16b0/0x16b0 [ 449.071531] ? __lock_is_held+0xb5/0x140 [ 449.075597] try_to_free_pages+0x4d0/0xb90 [ 449.079828] ? do_try_to_free_pages+0x1290/0x1290 [ 449.084675] ? lock_acquire+0x1ed/0x520 [ 449.088641] ? set_page_refcounted+0x280/0x280 [ 449.093226] ? lock_release+0xa00/0xa00 [ 449.097194] ? _raw_spin_unlock_irq+0x60/0x80 [ 449.101683] ? psi_memstall_enter+0x240/0x2b0 [ 449.106173] ? psi_memstall_tick+0x230/0x230 [ 449.110585] ? trace_hardirqs_off+0xb8/0x310 [ 449.114998] __alloc_pages_slowpath+0xa14/0x2e10 [ 449.119776] ? warn_alloc+0x120/0x120 [ 449.123570] ? mark_held_locks+0x130/0x130 [ 449.127811] ? warn_alloc+0x120/0x120 [ 449.131611] ? print_usage_bug+0xc0/0xc0 [ 449.135669] ? print_usage_bug+0xc0/0xc0 [ 449.139728] ? print_usage_bug+0xc0/0xc0 [ 449.143872] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 449.149401] ? should_fail+0x22d/0xd01 [ 449.153281] ? zap_class+0x640/0x640 [ 449.156997] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 449.162100] ? zap_class+0x640/0x640 [ 449.165809] ? zap_class+0x640/0x640 [ 449.169533] ? __lock_is_held+0xb5/0x140 [ 449.173598] ? zap_class+0x640/0x640 [ 449.177311] ? lock_release+0xa00/0xa00 [ 449.181277] ? perf_trace_sched_process_exec+0x860/0x860 [ 449.186721] ? check_preemption_disabled+0x48/0x280 [ 449.191741] ? __might_sleep+0x95/0x190 [ 449.195726] __alloc_pages_nodemask+0xa80/0xde0 [ 449.200389] ? zap_class+0x640/0x640 [ 449.204098] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 449.209124] ? mark_held_locks+0xc7/0x130 [ 449.213275] ? cache_grow_begin+0x65/0x8c0 [ 449.217503] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 449.222079] ? trace_hardirqs_on+0xbd/0x310 [ 449.226393] ? fallback_alloc+0x204/0x2e0 [ 449.230537] ? trace_hardirqs_off_caller+0x310/0x310 [ 449.235636] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 449.241415] cache_grow_begin+0xa5/0x8c0 [ 449.245475] ? do_raw_spin_unlock+0xa7/0x330 [ 449.249884] fallback_alloc+0x204/0x2e0 [ 449.253859] ____cache_alloc_node+0x1c7/0x1e0 [ 449.258353] kmem_cache_alloc_trace+0x214/0x750 [ 449.263024] do_syslog+0xb9b/0x1690 [ 449.266652] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 449.271664] ? finish_wait+0x430/0x430 [ 449.275551] ? aa_path_link+0x5e0/0x5e0 [ 449.279525] kmsg_read+0x8f/0xc0 [ 449.282880] ? kmsg_poll+0xb0/0xb0 [ 449.286413] proc_reg_read+0x2a3/0x3d0 [ 449.290390] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 449.295403] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 449.299986] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.305514] ? fsnotify+0x4e5/0xf20 [ 449.309145] __vfs_read+0x117/0x9b0 [ 449.312854] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 449.317776] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 449.322697] ? vfs_copy_file_range+0xb90/0xb90 [ 449.327274] ? fsnotify+0xf20/0xf20 [ 449.330926] ? fsnotify_first_mark+0x350/0x350 [ 449.335541] ? security_file_permission+0x1c2/0x220 [ 449.340553] ? rw_verify_area+0x118/0x360 [ 449.344698] vfs_read+0x17f/0x3c0 [ 449.348245] ksys_read+0x101/0x260 [ 449.351786] ? kernel_write+0x120/0x120 [ 449.355755] ? trace_hardirqs_off_caller+0x310/0x310 [ 449.360857] __x64_sys_read+0x73/0xb0 [ 449.364673] do_syscall_64+0x1b9/0x820 [ 449.368556] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 449.373944] ? syscall_return_slowpath+0x5e0/0x5e0 [ 449.378871] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 449.383708] ? trace_hardirqs_on_caller+0x310/0x310 [ 449.388730] ? prepare_exit_to_usermode+0x291/0x3b0 [ 449.393744] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 449.398592] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 449.403777] RIP: 0033:0x7f126a43d1fd [ 449.407517] Code: Bad RIP value. [ 449.410869] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 449.418578] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 449.425836] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 449.433098] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 449.440357] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 449.447615] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 449.454916] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 449.454993] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 449.461931] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 449.461949] Call Trace: [ 449.468501] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 449.477763] [ 449.480326] rsyslogd cpuset=/ mems_allowed=0 [ 449.490365] dump_stack+0x244/0x39d [ 449.500501] ? dump_stack_print_info.cold.1+0x20/0x20 [ 449.505692] warn_alloc.cold.116+0xb7/0x1bd [ 449.510015] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 449.514857] ? lock_downgrade+0x900/0x900 [ 449.519006] ? trace_hardirqs_off+0xb8/0x310 [ 449.523413] ? trace_hardirqs_off+0xb8/0x310 [ 449.527828] __alloc_pages_slowpath+0x26e8/0x2e10 [ 449.532687] ? warn_alloc+0x120/0x120 [ 449.536489] ? print_usage_bug+0xc0/0xc0 [ 449.540548] ? warn_alloc+0x120/0x120 [ 449.544355] ? zap_class+0x640/0x640 [ 449.548063] ? warn_alloc+0x120/0x120 [ 449.551873] ? print_usage_bug+0xc0/0xc0 [ 449.555938] ? print_usage_bug+0xc0/0xc0 [ 449.559994] ? __lock_acquire+0x62f/0x4c20 [ 449.564229] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 449.569763] ? should_fail+0x22d/0xd01 [ 449.573648] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 449.578745] ? __lock_acquire+0x62f/0x4c20 [ 449.582978] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 449.588074] ? __lock_acquire+0x62f/0x4c20 [ 449.592302] ? should_fail+0x22d/0xd01 [ 449.596202] ? find_held_lock+0x36/0x1c0 [ 449.600264] ? mark_held_locks+0x130/0x130 [ 449.604496] ? mark_held_locks+0x130/0x130 [ 449.608722] ? zap_class+0x640/0x640 [ 449.612428] ? zap_class+0x640/0x640 [ 449.616159] ? print_usage_bug+0xc0/0xc0 [ 449.620211] ? do_raw_spin_unlock+0xa7/0x330 [ 449.624615] ? zap_class+0x640/0x640 [ 449.628323] ? print_usage_bug+0xc0/0xc0 [ 449.632377] ? wq_watchdog_touch+0x9c/0xfe [ 449.636614] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.642147] ? check_preemption_disabled+0x48/0x280 [ 449.647170] ? __lock_is_held+0xb5/0x140 [ 449.651232] __alloc_pages_nodemask+0xa80/0xde0 [ 449.655898] ? zap_class+0x640/0x640 [ 449.659620] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 449.664642] ? find_held_lock+0x36/0x1c0 [ 449.668705] ? ____cache_alloc_node+0x1c7/0x1e0 [ 449.673381] ? lock_downgrade+0x900/0x900 [ 449.677528] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.683069] cache_grow_begin+0xa5/0x8c0 [ 449.687127] ? do_raw_spin_unlock+0xa7/0x330 [ 449.691536] fallback_alloc+0x204/0x2e0 [ 449.695517] ____cache_alloc_node+0x1c7/0x1e0 [ 449.700011] kmem_cache_alloc_node+0xe3/0x730 [ 449.704500] ? ipv6_get_ifaddr+0x42e/0x620 [ 449.708738] __alloc_skb+0x119/0x770 [ 449.712445] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 449.717806] ? netdev_alloc_frag+0x1f0/0x1f0 [ 449.722207] ? lock_downgrade+0x900/0x900 [ 449.726388] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.731925] ? refcount_sub_and_test_checked+0x203/0x310 [ 449.737373] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 449.742817] ? addrconf_rs_timer+0x690/0x690 [ 449.747227] ndisc_alloc_skb+0x144/0x340 [ 449.751301] ndisc_send_rs+0x331/0x6e0 [ 449.755187] addrconf_rs_timer+0x314/0x690 [ 449.759421] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 449.763667] call_timer_fn+0x272/0x920 [ 449.767548] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 449.771774] ? process_timeout+0x40/0x40 [ 449.775836] ? mark_held_locks+0xc7/0x130 [ 449.779979] ? _raw_spin_unlock_irq+0x27/0x80 [ 449.784465] ? _raw_spin_unlock_irq+0x27/0x80 [ 449.788957] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 449.793188] ? lockdep_hardirqs_on+0x296/0x5b0 [ 449.797773] ? trace_hardirqs_on+0xbd/0x310 [ 449.802085] ? kasan_check_read+0x11/0x20 [ 449.806226] ? __run_timers+0x7da/0xc70 [ 449.810217] ? trace_hardirqs_off_caller+0x310/0x310 [ 449.815321] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 449.819553] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 449.823780] __run_timers+0x7e5/0xc70 [ 449.827589] ? timer_fixup_init+0x70/0x70 [ 449.831730] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 449.836741] ? zap_class+0x640/0x640 [ 449.840458] ? print_usage_bug+0xc0/0xc0 [ 449.844526] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 449.849715] ? find_held_lock+0x36/0x1c0 [ 449.853779] ? zap_class+0x640/0x640 [ 449.857494] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.863030] ? check_preemption_disabled+0x48/0x280 [ 449.868055] ? __lock_is_held+0xb5/0x140 [ 449.872113] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.877647] ? check_preemption_disabled+0x48/0x280 [ 449.882664] run_timer_softirq+0x52/0xb0 [ 449.886718] ? rcu_read_lock_sched_held+0x14f/0x180 [ 449.891736] __do_softirq+0x308/0xb7e [ 449.895539] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 449.900027] ? lock_downgrade+0x900/0x900 [ 449.904173] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 449.909281] ? pvclock_read_flags+0x160/0x160 [ 449.913772] ? lapic_next_event+0x5a/0x90 [ 449.917922] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.923460] ? kvm_clock_read+0x18/0x30 [ 449.927445] ? kvm_sched_clock_read+0x9/0x20 [ 449.931852] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 449.937384] ? check_preemption_disabled+0x48/0x280 [ 449.942408] irq_exit+0x17f/0x1c0 [ 449.945859] smp_apic_timer_interrupt+0x1cb/0x760 [ 449.950699] ? smp_reschedule_interrupt+0x109/0x650 [ 449.955712] ? smp_call_function_single_interrupt+0x650/0x650 [ 449.961593] ? interrupt_entry+0xb5/0xc0 [ 449.965652] ? trace_hardirqs_off_caller+0xbb/0x310 [ 449.970660] ? trace_hardirqs_off_caller+0xbb/0x310 [ 449.975673] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 449.980515] ? trace_hardirqs_on_caller+0x310/0x310 [ 449.985522] ? trace_hardirqs_on_caller+0x310/0x310 [ 449.990636] ? task_prio+0x50/0x50 [ 449.994181] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 449.999747] ? check_preemption_disabled+0x48/0x280 [ 450.004763] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 450.009605] apic_timer_interrupt+0xf/0x20 [ 450.013832] [ 450.016066] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 450.021083] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 450.039977] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 450.047681] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 450.054944] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 450.062207] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 450.069470] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 450.077003] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 450.084301] ? list_lru_count_one+0x1c4/0x450 [ 450.088803] list_lru_count_one+0x2fb/0x450 [ 450.093130] ? list_lru_isolate_move+0x3c0/0x3c0 [ 450.097887] ? deferred_split_count+0x65/0x170 [ 450.102469] ? shrink_huge_zero_page_count+0xc8/0x100 [ 450.107664] super_cache_count+0x153/0x2e0 [ 450.111907] do_shrink_slab+0x1b1/0xd30 [ 450.115880] ? lock_acquire+0x1ed/0x520 [ 450.119861] ? snapshot_refaults+0x290/0x290 [ 450.124265] ? lock_release+0xa00/0xa00 [ 450.128241] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 450.133173] ? down_read_trylock+0xda/0x140 [ 450.137486] ? shrink_slab+0x207/0x8c0 [ 450.141371] ? downgrade_write+0x270/0x270 [ 450.145615] shrink_slab+0x389/0x8c0 [ 450.149327] ? shrink_active_list+0x1f00/0x1f00 [ 450.154114] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 450.159741] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 450.164846] ? cgroup_procs_write_finish+0xf0/0xf0 [ 450.169776] ? find_held_lock+0x36/0x1c0 [ 450.173843] shrink_node+0x431/0x16b0 [ 450.177661] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 450.182952] ? shrink_node_memcg+0x18f0/0x18f0 [ 450.187553] ? kvm_clock_read+0x18/0x30 [ 450.191523] ? ktime_get+0x2c1/0x400 [ 450.195234] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 450.199731] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 450.205266] ? __cpuset_node_allowed+0x19b/0x660 [ 450.210131] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 450.215837] ? delayacct_end+0x5a/0x100 [ 450.219816] do_try_to_free_pages+0x3e7/0x1290 [ 450.224391] ? zap_class+0x640/0x640 [ 450.228129] ? shrink_node+0x16b0/0x16b0 [ 450.232187] ? __lock_is_held+0xb5/0x140 [ 450.236257] try_to_free_pages+0x4d0/0xb90 [ 450.240490] ? do_try_to_free_pages+0x1290/0x1290 [ 450.245337] ? lock_acquire+0x1ed/0x520 [ 450.249303] ? set_page_refcounted+0x280/0x280 [ 450.253894] ? lock_release+0xa00/0xa00 [ 450.257872] ? _raw_spin_unlock_irq+0x60/0x80 [ 450.262367] ? psi_memstall_enter+0x240/0x2b0 [ 450.266860] ? psi_memstall_tick+0x230/0x230 [ 450.271282] __alloc_pages_slowpath+0xa14/0x2e10 [ 450.276055] ? warn_alloc+0x120/0x120 [ 450.279853] ? mark_held_locks+0x130/0x130 [ 450.284091] ? find_get_entry+0xaae/0x1120 [ 450.288331] ? filemap_map_pages+0x1a20/0x1a20 [ 450.292916] ? zap_class+0x640/0x640 [ 450.296636] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.302172] ? check_preemption_disabled+0x48/0x280 [ 450.307183] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.312714] ? should_fail+0x22d/0xd01 [ 450.316599] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 450.321706] ? zap_class+0x640/0x640 [ 450.325442] ? __lock_is_held+0xb5/0x140 [ 450.329503] ? mark_held_locks+0x130/0x130 [ 450.333733] ? lock_release+0xa00/0xa00 [ 450.337704] ? perf_trace_sched_process_exec+0x860/0x860 [ 450.343149] ? xa_load+0x2ba/0x460 [ 450.346690] ? lock_downgrade+0x900/0x900 [ 450.350836] ? __might_sleep+0x95/0x190 [ 450.354807] __alloc_pages_nodemask+0xa80/0xde0 [ 450.359478] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 450.364493] ? __page_cache_alloc+0x191/0x5c0 [ 450.368981] ? xa_load+0x2e1/0x460 [ 450.372522] ? xa_clear_mark+0x40/0x40 [ 450.376411] ? zap_class+0x640/0x640 [ 450.380132] ? zap_class+0x640/0x640 [ 450.383838] ? zap_class+0x640/0x640 [ 450.387547] ? __do_page_cache_readahead+0x663/0x810 [ 450.392647] ? find_held_lock+0x36/0x1c0 [ 450.396711] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 450.402251] alloc_pages_current+0x173/0x350 [ 450.406657] __page_cache_alloc+0x38c/0x5c0 [ 450.410975] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 450.415908] ? kasan_check_read+0x11/0x20 [ 450.420064] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 450.425338] ? generic_perform_write+0x6a0/0x6a0 [ 450.430092] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.435623] ? check_preemption_disabled+0x48/0x280 [ 450.440644] filemap_fault+0x1595/0x25f0 [ 450.444710] ? __lock_page_or_retry+0xa00/0xa00 [ 450.449379] ? mark_held_locks+0x130/0x130 [ 450.453620] ? filemap_map_pages+0xd6b/0x1a20 [ 450.458107] ? lock_downgrade+0x900/0x900 [ 450.462252] ? check_preemption_disabled+0x48/0x280 [ 450.467266] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 450.472193] ? kasan_check_read+0x11/0x20 [ 450.476335] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 450.481604] ? rcu_softirq_qs+0x20/0x20 [ 450.485581] ? filemap_map_pages+0xd92/0x1a20 [ 450.490084] ? find_get_entries_tag+0x1400/0x1400 [ 450.494926] ? debug_object_destroy+0x2b0/0x2b0 [ 450.499589] ? lock_pi_update_atomic+0x150/0x150 [ 450.504342] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.509894] ? lock_acquire+0x1ed/0x520 [ 450.513863] ? ext4_filemap_fault+0x7a/0xad [ 450.518192] ? lock_release+0xa00/0xa00 [ 450.522248] ? perf_trace_sched_process_exec+0x860/0x860 [ 450.527811] ? print_usage_bug+0xc0/0xc0 [ 450.531877] ? print_usage_bug+0xc0/0xc0 [ 450.535945] ? down_read+0x8d/0x120 [ 450.539566] ? ext4_filemap_fault+0x7a/0xad [ 450.543893] ? __down_interruptible+0x700/0x700 [ 450.548659] ext4_filemap_fault+0x82/0xad [ 450.552806] __do_fault+0x100/0x6b0 [ 450.556434] ? pmd_devmap_trans_unstable+0x220/0x220 [ 450.561537] ? mark_held_locks+0x130/0x130 [ 450.565769] ? mark_held_locks+0x130/0x130 [ 450.569996] ? __might_fault+0x12b/0x1e0 [ 450.574057] ? lock_downgrade+0x900/0x900 [ 450.578203] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.583740] __handle_mm_fault+0x3ea0/0x5be0 [ 450.588238] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 450.593081] ? _copy_to_user+0xc8/0x110 [ 450.597066] ? zap_class+0x640/0x640 [ 450.600775] ? zap_class+0x640/0x640 [ 450.604485] ? __x64_sys_futex+0x53e/0x6a0 [ 450.608718] ? find_held_lock+0x36/0x1c0 [ 450.612782] ? handle_mm_fault+0x42a/0xc70 [ 450.617030] ? lock_downgrade+0x900/0x900 [ 450.621188] ? check_preemption_disabled+0x48/0x280 [ 450.626204] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 450.631127] ? kasan_check_read+0x11/0x20 [ 450.635268] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 450.640638] ? rcu_softirq_qs+0x20/0x20 [ 450.644607] ? trace_hardirqs_off_caller+0x310/0x310 [ 450.649811] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.655343] ? check_preemption_disabled+0x48/0x280 [ 450.660381] handle_mm_fault+0x54f/0xc70 [ 450.664438] ? __handle_mm_fault+0x5be0/0x5be0 [ 450.669024] ? find_vma+0x34/0x190 [ 450.672662] __do_page_fault+0x5e8/0xe60 [ 450.676718] ? trace_hardirqs_off+0xb8/0x310 [ 450.681134] do_page_fault+0xf2/0x7e0 [ 450.684931] ? vmalloc_sync_all+0x30/0x30 [ 450.689078] ? error_entry+0x70/0xd0 [ 450.692786] ? trace_hardirqs_off_caller+0xbb/0x310 [ 450.697797] ? trace_hardirqs_on_caller+0xc0/0x310 [ 450.702869] ? syscall_return_slowpath+0x5e0/0x5e0 [ 450.707792] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 450.712629] ? trace_hardirqs_on_caller+0x310/0x310 [ 450.717642] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 450.723090] ? prepare_exit_to_usermode+0x291/0x3b0 [ 450.728098] ? page_fault+0x8/0x30 [ 450.731635] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 450.736483] ? page_fault+0x8/0x30 [ 450.740030] page_fault+0x1e/0x30 [ 450.743594] RIP: 0033:0x45ddf3 [ 450.746792] Code: Bad RIP value. [ 450.750147] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 450.755501] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 450.762763] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 450.770168] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 450.777431] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 450.784709] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 450.792029] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 450.792033] warn_alloc_show_mem: 1 callbacks suppressed [ 450.792039] Mem-Info: [ 450.798881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 450.804244] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 450.804244] active_file:13 inactive_file:12 isolated_file:0 [ 450.804244] unevictable:0 dirty:0 writeback:0 unstable:0 [ 450.804244] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 450.804244] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 450.804244] free:13770 free_pcp:132 free_cma:0 [ 450.806612] Call Trace: [ 450.815981] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 450.848992] [ 450.851552] 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 [ 450.879388] dump_stack+0x244/0x39d [ 450.881506] lowmem_reserve[]: 0 2818 6321 6321 [ 450.907614] ? dump_stack_print_info.cold.1+0x20/0x20 [ 450.911227] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 450.915807] warn_alloc.cold.116+0xb7/0x1bd [ 450.920960] lowmem_reserve[]: 0 0 3503 3503 [ 450.948290] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 450.952582] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 450.956892] ? lock_downgrade+0x900/0x900 [ 450.961700] lowmem_reserve[]: 0 0 0 0 [ 450.990667] ? trace_hardirqs_off+0xb8/0x310 [ 450.994787] 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 [ 450.998577] ? trace_hardirqs_off+0xb8/0x310 [ 451.002975] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 451.016493] __alloc_pages_slowpath+0x26e8/0x2e10 [ 451.020867] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 451.036222] ? warn_alloc+0x120/0x120 [ 451.041021] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 451.056086] ? print_usage_bug+0xc0/0xc0 [ 451.059869] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 451.068701] ? warn_alloc+0x120/0x120 [ 451.072746] 2701 total pagecache pages [ 451.081304] ? warn_alloc+0x120/0x120 [ 451.085084] 0 pages in swap cache [ 451.088955] ? print_usage_bug+0xc0/0xc0 [ 451.092726] Swap cache stats: add 0, delete 0, find 0/0 [ 451.096160] ? kvm_clock_read+0x18/0x30 [ 451.100188] Free swap = 0kB [ 451.105536] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 451.109481] Total swap = 0kB [ 451.112489] ? print_usage_bug+0xc0/0xc0 [ 451.117475] 1965979 pages RAM [ 451.120479] ? __lock_acquire+0x62f/0x4c20 [ 451.124503] 0 pages HighMem/MovableOnly [ 451.124510] 342853 pages reserved [ 451.127603] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 451.131806] 0 pages cma reserved [ 451.135763] ? should_fail+0x22d/0xd01 [ 451.139243] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 451.144699] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 451.144717] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 451.144733] ? __lock_acquire+0x62f/0x4c20 [ 451.148486] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 451.151960] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 451.151977] ? __lock_acquire+0x62f/0x4c20 [ 451.158702] syz-fuzzer cpuset=/ mems_allowed=0 [ 451.163956] ? should_fail+0x22d/0xd01 [ 451.163988] ? rcu_irq_exit+0x1a2/0x390 [ 451.205586] ? mark_held_locks+0x130/0x130 [ 451.209815] ? mark_held_locks+0x130/0x130 [ 451.214060] ? mark_held_locks+0xc7/0x130 [ 451.218203] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 451.223212] ? zap_class+0x640/0x640 [ 451.226923] ? print_usage_bug+0xc0/0xc0 [ 451.230979] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.236511] ? check_preemption_disabled+0x48/0x280 [ 451.241801] ? __lock_is_held+0xb5/0x140 [ 451.245873] __alloc_pages_nodemask+0xa80/0xde0 [ 451.250535] ? zap_class+0x640/0x640 [ 451.254256] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 451.259277] ? find_held_lock+0x36/0x1c0 [ 451.263344] ? ____cache_alloc_node+0x1c7/0x1e0 [ 451.268005] ? lock_downgrade+0x900/0x900 [ 451.272155] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.277688] cache_grow_begin+0xa5/0x8c0 [ 451.281745] ? do_raw_spin_unlock+0xa7/0x330 [ 451.286156] fallback_alloc+0x204/0x2e0 [ 451.290128] ____cache_alloc_node+0x1c7/0x1e0 [ 451.294621] kmem_cache_alloc_node+0xe3/0x730 [ 451.299112] ? ipv6_get_ifaddr+0x42e/0x620 [ 451.303354] __alloc_skb+0x119/0x770 [ 451.307061] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 451.312338] ? netdev_alloc_frag+0x1f0/0x1f0 [ 451.316740] ? lock_downgrade+0x900/0x900 [ 451.320900] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.326432] ? refcount_sub_and_test_checked+0x203/0x310 [ 451.331882] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 451.337327] ? addrconf_rs_timer+0x690/0x690 [ 451.341736] ndisc_alloc_skb+0x144/0x340 [ 451.345793] ndisc_send_rs+0x331/0x6e0 [ 451.349692] addrconf_rs_timer+0x314/0x690 [ 451.353943] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 451.358178] call_timer_fn+0x272/0x920 [ 451.362073] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 451.366303] ? process_timeout+0x40/0x40 [ 451.370367] ? mark_held_locks+0xc7/0x130 [ 451.374525] ? _raw_spin_unlock_irq+0x27/0x80 [ 451.379013] ? _raw_spin_unlock_irq+0x27/0x80 [ 451.383501] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 451.387730] ? lockdep_hardirqs_on+0x296/0x5b0 [ 451.392306] ? trace_hardirqs_on+0xbd/0x310 [ 451.396642] ? kasan_check_read+0x11/0x20 [ 451.400793] ? __run_timers+0x7da/0xc70 [ 451.404777] ? trace_hardirqs_off_caller+0x310/0x310 [ 451.409879] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 451.414116] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 451.418342] __run_timers+0x7e5/0xc70 [ 451.422147] ? timer_fixup_init+0x70/0x70 [ 451.426290] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 451.431313] ? zap_class+0x640/0x640 [ 451.435025] ? print_usage_bug+0xc0/0xc0 [ 451.439092] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 451.444280] ? find_held_lock+0x36/0x1c0 [ 451.448337] ? zap_class+0x640/0x640 [ 451.452062] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.457594] ? check_preemption_disabled+0x48/0x280 [ 451.462610] ? __lock_is_held+0xb5/0x140 [ 451.466671] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.472202] ? check_preemption_disabled+0x48/0x280 [ 451.477217] run_timer_softirq+0x52/0xb0 [ 451.481270] ? rcu_read_lock_sched_held+0x14f/0x180 [ 451.486280] __do_softirq+0x308/0xb7e [ 451.490076] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 451.494563] ? lock_downgrade+0x900/0x900 [ 451.498707] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 451.503816] ? pvclock_read_flags+0x160/0x160 [ 451.508313] ? lapic_next_event+0x5a/0x90 [ 451.512459] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.518096] ? kvm_clock_read+0x18/0x30 [ 451.522066] ? kvm_sched_clock_read+0x9/0x20 [ 451.526472] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 451.532010] ? check_preemption_disabled+0x48/0x280 [ 451.537027] irq_exit+0x17f/0x1c0 [ 451.540492] smp_apic_timer_interrupt+0x1cb/0x760 [ 451.545330] ? smp_reschedule_interrupt+0x109/0x650 [ 451.550342] ? smp_call_function_single_interrupt+0x650/0x650 [ 451.556232] ? interrupt_entry+0xb5/0xc0 [ 451.560303] ? trace_hardirqs_off_caller+0xbb/0x310 [ 451.565333] ? trace_hardirqs_off_caller+0xbb/0x310 [ 451.570348] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 451.575184] ? trace_hardirqs_on_caller+0x310/0x310 [ 451.580280] ? trace_hardirqs_on_caller+0x310/0x310 [ 451.585290] ? task_prio+0x50/0x50 [ 451.588834] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.594367] ? check_preemption_disabled+0x48/0x280 [ 451.599380] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 451.604247] apic_timer_interrupt+0xf/0x20 [ 451.608612] [ 451.610848] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 451.615863] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 451.634868] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 451.642566] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 451.649845] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 451.657108] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 451.664368] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 451.671627] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 451.678933] rcu_read_lock_held+0xa9/0xc0 [ 451.683078] list_lru_count_one+0x31a/0x450 [ 451.687396] ? list_lru_isolate_move+0x3c0/0x3c0 [ 451.692141] ? shmem_free_inode+0xd0/0xd0 [ 451.696288] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 451.701856] ? ubifs_shrink_count+0xc4/0x100 [ 451.706265] super_cache_count+0x153/0x2e0 [ 451.710500] do_shrink_slab+0x1b1/0xd30 [ 451.714494] ? lock_acquire+0x1ed/0x520 [ 451.718465] ? snapshot_refaults+0x290/0x290 [ 451.722870] ? lock_release+0xa00/0xa00 [ 451.726842] ? perf_trace_sched_process_exec+0x860/0x860 [ 451.732293] ? down_read_trylock+0xda/0x140 [ 451.736611] ? shrink_slab+0x207/0x8c0 [ 451.740489] ? downgrade_write+0x270/0x270 [ 451.744723] shrink_slab+0x389/0x8c0 [ 451.748433] ? shrink_active_list+0x1f00/0x1f00 [ 451.753104] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 451.758739] ? trace_hardirqs_on+0xbd/0x310 [ 451.763059] ? vmpressure+0x271/0x340 [ 451.766856] ? trace_hardirqs_off_caller+0x310/0x310 [ 451.771963] ? cgroup_procs_write_finish+0xf0/0xf0 [ 451.776899] shrink_node+0x431/0x16b0 [ 451.780696] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 451.785992] ? shrink_node_memcg+0x18f0/0x18f0 [ 451.790569] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 451.795148] ? trace_hardirqs_on+0xbd/0x310 [ 451.799481] ? vmpressure+0x271/0x340 [ 451.803279] ? do_raw_spin_unlock+0xa7/0x330 [ 451.807680] ? do_raw_spin_trylock+0x270/0x270 [ 451.812258] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 451.817798] ? __cpuset_node_allowed+0x19b/0x660 [ 451.822559] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 451.828264] ? vmpressure+0x1a2/0x340 [ 451.832067] do_try_to_free_pages+0x3e7/0x1290 [ 451.836659] ? shrink_node+0x16b0/0x16b0 [ 451.840713] ? __lock_is_held+0xb5/0x140 [ 451.844779] try_to_free_pages+0x4d0/0xb90 [ 451.849018] ? do_try_to_free_pages+0x1290/0x1290 [ 451.853866] ? lock_acquire+0x1ed/0x520 [ 451.857836] ? set_page_refcounted+0x280/0x280 [ 451.862418] ? lock_release+0xa00/0xa00 [ 451.866392] ? _raw_spin_unlock_irq+0x60/0x80 [ 451.870897] ? psi_memstall_enter+0x240/0x2b0 [ 451.875386] ? psi_memstall_tick+0x230/0x230 [ 451.879807] ? trace_hardirqs_off+0xb8/0x310 [ 451.884218] __alloc_pages_slowpath+0xa14/0x2e10 [ 451.888997] ? warn_alloc+0x120/0x120 [ 451.892801] ? mark_held_locks+0x130/0x130 [ 451.897042] ? warn_alloc+0x120/0x120 [ 451.900841] ? print_usage_bug+0xc0/0xc0 [ 451.904897] ? print_usage_bug+0xc0/0xc0 [ 451.908961] ? print_usage_bug+0xc0/0xc0 [ 451.913017] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 451.918548] ? should_fail+0x22d/0xd01 [ 451.922429] ? zap_class+0x640/0x640 [ 451.926138] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 451.931245] ? zap_class+0x640/0x640 [ 451.934955] ? zap_class+0x640/0x640 [ 451.938701] ? __lock_is_held+0xb5/0x140 [ 451.942766] ? zap_class+0x640/0x640 [ 451.946489] ? lock_release+0xa00/0xa00 [ 451.950461] ? perf_trace_sched_process_exec+0x860/0x860 [ 451.955905] ? check_preemption_disabled+0x48/0x280 [ 451.960924] ? __might_sleep+0x95/0x190 [ 451.964896] __alloc_pages_nodemask+0xa80/0xde0 [ 451.969562] ? zap_class+0x640/0x640 [ 451.973273] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 451.978297] ? mark_held_locks+0xc7/0x130 [ 451.982443] ? cache_grow_begin+0x65/0x8c0 [ 451.986671] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 451.991334] ? trace_hardirqs_on+0xbd/0x310 [ 451.995649] ? fallback_alloc+0x204/0x2e0 [ 451.999803] ? trace_hardirqs_off_caller+0x310/0x310 [ 452.004907] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 452.010559] cache_grow_begin+0xa5/0x8c0 [ 452.014615] ? do_raw_spin_unlock+0xa7/0x330 [ 452.019024] fallback_alloc+0x204/0x2e0 [ 452.023000] ____cache_alloc_node+0x1c7/0x1e0 [ 452.027495] kmem_cache_alloc_trace+0x214/0x750 [ 452.032166] do_syslog+0xb9b/0x1690 [ 452.035807] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 452.040820] ? finish_wait+0x430/0x430 [ 452.044705] ? aa_path_link+0x5e0/0x5e0 [ 452.048683] kmsg_read+0x8f/0xc0 [ 452.052046] ? kmsg_poll+0xb0/0xb0 [ 452.055583] proc_reg_read+0x2a3/0x3d0 [ 452.059470] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 452.064394] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 452.068972] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.075048] ? fsnotify+0x4e5/0xf20 [ 452.078678] __vfs_read+0x117/0x9b0 [ 452.082301] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 452.087229] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 452.092154] ? vfs_copy_file_range+0xb90/0xb90 [ 452.096735] ? fsnotify+0xf20/0xf20 [ 452.100360] ? fsnotify_first_mark+0x350/0x350 [ 452.104949] ? security_file_permission+0x1c2/0x220 [ 452.109965] ? rw_verify_area+0x118/0x360 [ 452.114111] vfs_read+0x17f/0x3c0 [ 452.117564] ksys_read+0x101/0x260 [ 452.121102] ? kernel_write+0x120/0x120 [ 452.125073] ? trace_hardirqs_off_caller+0x310/0x310 [ 452.130174] __x64_sys_read+0x73/0xb0 [ 452.133971] do_syscall_64+0x1b9/0x820 [ 452.137861] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 452.143234] ? syscall_return_slowpath+0x5e0/0x5e0 [ 452.148154] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 452.152991] ? trace_hardirqs_on_caller+0x310/0x310 [ 452.158008] ? prepare_exit_to_usermode+0x291/0x3b0 [ 452.163138] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 452.167986] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 452.173170] RIP: 0033:0x7f126a43d1fd [ 452.176902] Code: Bad RIP value. [ 452.180270] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 452.187975] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 452.195238] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 452.202499] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 452.209791] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 452.217051] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 452.224348] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 452.224414] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 452.231361] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 452.231366] Call Trace: [ 452.231372] [ 452.231388] dump_stack+0x244/0x39d [ 452.231406] ? dump_stack_print_info.cold.1+0x20/0x20 [ 452.237940] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 452.247219] warn_alloc.cold.116+0xb7/0x1bd [ 452.249777] rsyslogd cpuset=/ mems_allowed=0 [ 452.251913] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 452.284232] ? lock_downgrade+0x900/0x900 [ 452.288404] ? trace_hardirqs_off+0xb8/0x310 [ 452.292817] ? trace_hardirqs_off+0xb8/0x310 [ 452.297332] ? noop_count+0x40/0x40 [ 452.300957] __alloc_pages_slowpath+0x26e8/0x2e10 [ 452.305819] ? check_usage+0x1aa/0x790 [ 452.309710] ? warn_alloc+0x120/0x120 [ 452.313512] ? warn_alloc+0x120/0x120 [ 452.317309] ? __bfs+0xb0/0x780 [ 452.320582] ? print_bfs_bug+0x80/0x80 [ 452.324464] ? warn_alloc+0x120/0x120 [ 452.328256] ? print_usage_bug+0xc0/0xc0 [ 452.332331] ? mark_held_locks+0x130/0x130 [ 452.336568] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 452.342098] ? should_fail+0x22d/0xd01 [ 452.345980] ? trace_event_raw_event_lock_acquire+0x440/0x440 [ 452.351862] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 452.356957] ? __lock_acquire+0x62f/0x4c20 [ 452.361190] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 452.366289] ? should_fail+0x22d/0xd01 [ 452.370184] ? mark_held_locks+0x130/0x130 [ 452.374418] ? mark_held_locks+0x130/0x130 [ 452.378665] ? zap_class+0x640/0x640 [ 452.382389] ? zap_class+0x640/0x640 [ 452.386095] ? trace_event_raw_event_lock_acquire+0x440/0x440 [ 452.391992] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.397543] ? check_preemption_disabled+0x48/0x280 [ 452.402562] ? __lock_is_held+0xb5/0x140 [ 452.406620] __alloc_pages_nodemask+0xa80/0xde0 [ 452.411296] ? zap_class+0x640/0x640 [ 452.415010] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 452.420032] ? find_held_lock+0x36/0x1c0 [ 452.424107] ? ____cache_alloc_node+0x1c7/0x1e0 [ 452.428785] ? lock_downgrade+0x900/0x900 [ 452.432931] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.438466] cache_grow_begin+0xa5/0x8c0 [ 452.442520] ? do_raw_spin_unlock+0xa7/0x330 [ 452.446945] fallback_alloc+0x204/0x2e0 [ 452.450918] ____cache_alloc_node+0x1c7/0x1e0 [ 452.455412] kmem_cache_alloc_node+0xe3/0x730 [ 452.459901] ? mark_held_locks+0xc7/0x130 [ 452.464059] __alloc_skb+0x119/0x770 [ 452.467774] ? netdev_alloc_frag+0x1f0/0x1f0 [ 452.472172] ? do_raw_spin_trylock+0x270/0x270 [ 452.476745] ? kmem_cache_alloc_trace+0x353/0x750 [ 452.481593] ? queue_work_on+0x12c/0x1e0 [ 452.485652] ? switchdev_port_obj_del+0xdc/0x440 [ 452.490401] ? switchdev_trans_item_enqueue+0x260/0x260 [ 452.495773] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 452.500788] __br_mdb_notify+0x4ff/0x15d0 [ 452.504929] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 452.510053] ? __br_mdb_add+0x7f0/0x7f0 [ 452.514022] ? mark_held_locks+0x130/0x130 [ 452.518263] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 452.523364] ? debug_object_assert_init+0x368/0x4b0 [ 452.528378] ? trace_hardirqs_off_caller+0x310/0x310 [ 452.533481] ? debug_object_init_on_stack+0x20/0x20 [ 452.538498] ? zap_class+0x640/0x640 [ 452.542206] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.547742] br_mdb_notify+0x310/0x410 [ 452.551629] ? br_mdb_dump+0x27b0/0x27b0 [ 452.555794] br_multicast_del_pg+0x3df/0x790 [ 452.560224] ? br_mdb_ip_get+0x940/0x940 [ 452.564287] ? rwlock_bug.part.2+0x90/0x90 [ 452.568529] ? __lock_is_held+0xb5/0x140 [ 452.572590] br_multicast_port_group_expired+0x189/0x1e0 [ 452.578038] call_timer_fn+0x272/0x920 [ 452.581920] ? br_multicast_del_pg+0x790/0x790 [ 452.586489] ? process_timeout+0x40/0x40 [ 452.590723] ? mark_held_locks+0xc7/0x130 [ 452.594889] ? _raw_spin_unlock_irq+0x27/0x80 [ 452.599384] ? _raw_spin_unlock_irq+0x27/0x80 [ 452.603876] ? br_multicast_del_pg+0x790/0x790 [ 452.608451] ? lockdep_hardirqs_on+0x296/0x5b0 [ 452.613028] ? trace_hardirqs_on+0xbd/0x310 [ 452.617347] ? kasan_check_read+0x11/0x20 [ 452.621485] ? __run_timers+0x7da/0xc70 [ 452.625455] ? trace_hardirqs_off_caller+0x310/0x310 [ 452.630558] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 452.634792] ? br_multicast_del_pg+0x790/0x790 [ 452.639368] __run_timers+0x7e5/0xc70 [ 452.643177] ? timer_fixup_init+0x70/0x70 [ 452.647324] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 452.652332] ? zap_class+0x640/0x640 [ 452.656067] ? print_usage_bug+0xc0/0xc0 [ 452.660124] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 452.665316] ? find_held_lock+0x36/0x1c0 [ 452.669378] ? zap_class+0x640/0x640 [ 452.673092] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.678624] ? check_preemption_disabled+0x48/0x280 [ 452.683641] ? __lock_is_held+0xb5/0x140 [ 452.687695] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.693224] ? check_preemption_disabled+0x48/0x280 [ 452.698241] run_timer_softirq+0x52/0xb0 [ 452.702303] ? rcu_read_lock_sched_held+0x14f/0x180 [ 452.707312] __do_softirq+0x308/0xb7e [ 452.711111] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 452.715601] ? lock_downgrade+0x900/0x900 [ 452.719754] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 452.724858] ? pvclock_read_flags+0x160/0x160 [ 452.729351] ? lapic_next_event+0x5a/0x90 [ 452.733493] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.739027] ? kvm_clock_read+0x18/0x30 [ 452.742993] ? kvm_sched_clock_read+0x9/0x20 [ 452.747396] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 452.752941] ? check_preemption_disabled+0x48/0x280 [ 452.757958] irq_exit+0x17f/0x1c0 [ 452.761407] smp_apic_timer_interrupt+0x1cb/0x760 [ 452.766420] ? smp_reschedule_interrupt+0x109/0x650 [ 452.771435] ? smp_call_function_single_interrupt+0x650/0x650 [ 452.777314] ? interrupt_entry+0xb5/0xc0 [ 452.781373] ? trace_hardirqs_off_caller+0xbb/0x310 [ 452.786386] ? trace_hardirqs_off_caller+0xbb/0x310 [ 452.791402] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 452.796238] ? trace_hardirqs_on_caller+0x310/0x310 [ 452.801255] ? trace_hardirqs_on_caller+0x310/0x310 [ 452.806269] ? task_prio+0x50/0x50 [ 452.809825] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 452.815360] ? check_preemption_disabled+0x48/0x280 [ 452.820376] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 452.825222] apic_timer_interrupt+0xf/0x20 [ 452.829447] [ 452.831684] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 452.836698] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 452.855595] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 452.863394] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 452.870654] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 452.877914] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 452.885180] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 452.892441] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 452.899739] ? list_lru_count_one+0x1c4/0x450 [ 452.904243] list_lru_count_one+0x2fb/0x450 [ 452.908557] ? list_lru_isolate_move+0x3c0/0x3c0 [ 452.913308] ? deferred_split_count+0x65/0x170 [ 452.917884] ? shrink_huge_zero_page_count+0xc8/0x100 [ 452.923073] super_cache_count+0x153/0x2e0 [ 452.927394] do_shrink_slab+0x1b1/0xd30 [ 452.931369] ? lock_acquire+0x1ed/0x520 [ 452.935344] ? snapshot_refaults+0x290/0x290 [ 452.939762] ? lock_release+0xa00/0xa00 [ 452.943749] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 452.948686] ? down_read_trylock+0xda/0x140 [ 452.953011] ? shrink_slab+0x207/0x8c0 [ 452.956892] ? downgrade_write+0x270/0x270 [ 452.961130] shrink_slab+0x389/0x8c0 [ 452.964845] ? shrink_active_list+0x1f00/0x1f00 [ 452.969515] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 452.975151] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 452.980255] ? cgroup_procs_write_finish+0xf0/0xf0 [ 452.985185] ? find_held_lock+0x36/0x1c0 [ 452.989252] shrink_node+0x431/0x16b0 [ 452.993046] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 452.998338] ? shrink_node_memcg+0x18f0/0x18f0 [ 453.002916] ? kvm_clock_read+0x18/0x30 [ 453.006889] ? ktime_get+0x2c1/0x400 [ 453.010603] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 453.015094] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 453.020628] ? __cpuset_node_allowed+0x19b/0x660 [ 453.025386] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 453.031097] ? delayacct_end+0x5a/0x100 [ 453.035077] do_try_to_free_pages+0x3e7/0x1290 [ 453.039654] ? zap_class+0x640/0x640 [ 453.043374] ? shrink_node+0x16b0/0x16b0 [ 453.047431] ? __lock_is_held+0xb5/0x140 [ 453.051495] try_to_free_pages+0x4d0/0xb90 [ 453.055734] ? do_try_to_free_pages+0x1290/0x1290 [ 453.060581] ? lock_acquire+0x1ed/0x520 [ 453.064546] ? set_page_refcounted+0x280/0x280 [ 453.069128] ? lock_release+0xa00/0xa00 [ 453.073110] ? _raw_spin_unlock_irq+0x60/0x80 [ 453.077613] ? psi_memstall_enter+0x240/0x2b0 [ 453.082106] ? psi_memstall_tick+0x230/0x230 [ 453.086520] __alloc_pages_slowpath+0xa14/0x2e10 [ 453.091309] ? warn_alloc+0x120/0x120 [ 453.095100] ? mark_held_locks+0x130/0x130 [ 453.099332] ? find_get_entry+0xaae/0x1120 [ 453.103571] ? filemap_map_pages+0x1a20/0x1a20 [ 453.108150] ? zap_class+0x640/0x640 [ 453.111878] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.117408] ? check_preemption_disabled+0x48/0x280 [ 453.122424] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 453.127958] ? should_fail+0x22d/0xd01 [ 453.131845] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 453.136943] ? zap_class+0x640/0x640 [ 453.140673] ? __lock_is_held+0xb5/0x140 [ 453.144784] ? mark_held_locks+0x130/0x130 [ 453.149015] ? lock_release+0xa00/0xa00 [ 453.152986] ? perf_trace_sched_process_exec+0x860/0x860 [ 453.158428] ? xa_load+0x2ba/0x460 [ 453.161960] ? lock_downgrade+0x900/0x900 [ 453.166104] ? __might_sleep+0x95/0x190 [ 453.170089] __alloc_pages_nodemask+0xa80/0xde0 [ 453.174760] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 453.179790] ? __page_cache_alloc+0x191/0x5c0 [ 453.184289] ? xa_load+0x2e1/0x460 [ 453.187824] ? xa_clear_mark+0x40/0x40 [ 453.191707] ? zap_class+0x640/0x640 [ 453.195431] ? zap_class+0x640/0x640 [ 453.199140] ? zap_class+0x640/0x640 [ 453.202844] ? __do_page_cache_readahead+0x663/0x810 [ 453.207943] ? find_held_lock+0x36/0x1c0 [ 453.212104] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 453.217640] alloc_pages_current+0x173/0x350 [ 453.222046] __page_cache_alloc+0x38c/0x5c0 [ 453.226360] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 453.231287] ? kasan_check_read+0x11/0x20 [ 453.235431] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 453.241256] ? generic_perform_write+0x6a0/0x6a0 [ 453.246006] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 453.251544] ? check_preemption_disabled+0x48/0x280 [ 453.256560] filemap_fault+0x1595/0x25f0 [ 453.260621] ? __lock_page_or_retry+0xa00/0xa00 [ 453.265283] ? mark_held_locks+0x130/0x130 [ 453.269521] ? filemap_map_pages+0xd6b/0x1a20 [ 453.274012] ? lock_downgrade+0x900/0x900 [ 453.278166] ? check_preemption_disabled+0x48/0x280 [ 453.283183] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 453.288109] ? kasan_check_read+0x11/0x20 [ 453.292250] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 453.297529] ? rcu_softirq_qs+0x20/0x20 [ 453.301509] ? filemap_map_pages+0xd92/0x1a20 [ 453.306011] ? find_get_entries_tag+0x1400/0x1400 [ 453.310851] ? debug_object_destroy+0x2b0/0x2b0 [ 453.315537] ? lock_pi_update_atomic+0x150/0x150 [ 453.320298] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.325847] ? lock_acquire+0x1ed/0x520 [ 453.329817] ? ext4_filemap_fault+0x7a/0xad [ 453.334137] ? lock_release+0xa00/0xa00 [ 453.338101] ? perf_trace_sched_process_exec+0x860/0x860 [ 453.343543] ? print_usage_bug+0xc0/0xc0 [ 453.347601] ? print_usage_bug+0xc0/0xc0 [ 453.351666] ? down_read+0x8d/0x120 [ 453.355288] ? ext4_filemap_fault+0x7a/0xad [ 453.359605] ? __down_interruptible+0x700/0x700 [ 453.364276] ext4_filemap_fault+0x82/0xad [ 453.368420] __do_fault+0x100/0x6b0 [ 453.372047] ? pmd_devmap_trans_unstable+0x220/0x220 [ 453.377144] ? mark_held_locks+0x130/0x130 [ 453.381371] ? mark_held_locks+0x130/0x130 [ 453.385609] ? __might_fault+0x12b/0x1e0 [ 453.389664] ? lock_downgrade+0x900/0x900 [ 453.393809] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 453.399345] __handle_mm_fault+0x3ea0/0x5be0 [ 453.403769] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 453.408612] ? _copy_to_user+0xc8/0x110 [ 453.412595] ? zap_class+0x640/0x640 [ 453.416298] ? zap_class+0x640/0x640 [ 453.420014] ? __x64_sys_futex+0x53e/0x6a0 [ 453.424244] ? find_held_lock+0x36/0x1c0 [ 453.428308] ? handle_mm_fault+0x42a/0xc70 [ 453.432540] ? lock_downgrade+0x900/0x900 [ 453.436686] ? check_preemption_disabled+0x48/0x280 [ 453.441733] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 453.446655] ? kasan_check_read+0x11/0x20 [ 453.450796] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 453.456068] ? rcu_softirq_qs+0x20/0x20 [ 453.460034] ? trace_hardirqs_off_caller+0x310/0x310 [ 453.465133] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 453.470663] ? check_preemption_disabled+0x48/0x280 [ 453.475681] handle_mm_fault+0x54f/0xc70 [ 453.479743] ? __handle_mm_fault+0x5be0/0x5be0 [ 453.484322] ? find_vma+0x34/0x190 [ 453.487860] __do_page_fault+0x5e8/0xe60 [ 453.491915] ? trace_hardirqs_off+0xb8/0x310 [ 453.496325] do_page_fault+0xf2/0x7e0 [ 453.500117] ? vmalloc_sync_all+0x30/0x30 [ 453.504264] ? error_entry+0x70/0xd0 [ 453.507971] ? trace_hardirqs_off_caller+0xbb/0x310 [ 453.512979] ? trace_hardirqs_on_caller+0xc0/0x310 [ 453.517907] ? syscall_return_slowpath+0x5e0/0x5e0 [ 453.522827] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 453.527748] ? trace_hardirqs_on_caller+0x310/0x310 [ 453.532767] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 453.538219] ? prepare_exit_to_usermode+0x291/0x3b0 [ 453.543236] ? page_fault+0x8/0x30 [ 453.546776] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 453.551616] ? page_fault+0x8/0x30 [ 453.555147] page_fault+0x1e/0x30 [ 453.558592] RIP: 0033:0x45ddf3 [ 453.561796] Code: Bad RIP value. [ 453.565149] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 453.570517] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 453.577776] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 453.585152] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 453.592416] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 453.599677] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 453.606975] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 453.606995] warn_alloc_show_mem: 1 callbacks suppressed [ 453.606998] Mem-Info: [ 453.613824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 453.619183] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 453.619183] active_file:13 inactive_file:12 isolated_file:0 [ 453.619183] unevictable:0 dirty:0 writeback:0 unstable:0 [ 453.619183] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 453.619183] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 453.619183] free:13770 free_pcp:132 free_cma:0 [ 453.621551] Call Trace: [ 453.630926] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 453.663938] [ 453.666500] 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 [ 453.694420] dump_stack+0x244/0x39d [ 453.696538] lowmem_reserve[]: 0 2818 6321 6321 [ 453.722634] ? dump_stack_print_info.cold.1+0x20/0x20 [ 453.726229] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 453.730808] warn_alloc.cold.116+0xb7/0x1bd [ 453.735960] lowmem_reserve[]: 0 0 3503 3503 [ 453.763272] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 453.767561] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 453.771871] ? lock_downgrade+0x900/0x900 [ 453.776681] lowmem_reserve[]: 0 0 0 0 [ 453.805654] ? trace_hardirqs_off+0xb8/0x310 [ 453.809772] 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 [ 453.813573] ? trace_hardirqs_off+0xb8/0x310 [ 453.817949] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 453.831463] __alloc_pages_slowpath+0x26e8/0x2e10 [ 453.835834] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 453.851110] ? warn_alloc+0x120/0x120 [ 453.855911] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 453.871003] ? print_usage_bug+0xc0/0xc0 [ 453.874789] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 453.883604] ? warn_alloc+0x120/0x120 [ 453.887747] 2701 total pagecache pages [ 453.896310] ? warn_alloc+0x120/0x120 [ 453.900088] 0 pages in swap cache [ 453.903957] ? print_usage_bug+0xc0/0xc0 [ 453.907729] Swap cache stats: add 0, delete 0, find 0/0 [ 453.911176] ? kvm_clock_read+0x18/0x30 [ 453.915221] Free swap = 0kB [ 453.920570] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 453.924513] Total swap = 0kB [ 453.927518] ? print_usage_bug+0xc0/0xc0 [ 453.932511] 1965979 pages RAM [ 453.935515] ? __lock_acquire+0x62f/0x4c20 [ 453.939547] 0 pages HighMem/MovableOnly [ 453.942643] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 453.946840] 342853 pages reserved [ 453.946848] 0 pages cma reserved [ 453.950820] ? should_fail+0x22d/0xd01 [ 453.957045] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 453.959771] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 453.963110] syz-fuzzer cpuset=/ mems_allowed=0 [ 453.966986] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 453.992091] ? __lock_acquire+0x62f/0x4c20 [ 453.996323] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 454.001421] ? __lock_acquire+0x62f/0x4c20 [ 454.005648] ? should_fail+0x22d/0xd01 [ 454.009540] ? rcu_irq_exit+0x1a2/0x390 [ 454.013516] ? mark_held_locks+0x130/0x130 [ 454.017759] ? mark_held_locks+0x130/0x130 [ 454.021994] ? mark_held_locks+0xc7/0x130 [ 454.026138] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 454.031146] ? zap_class+0x640/0x640 [ 454.034851] ? print_usage_bug+0xc0/0xc0 [ 454.039012] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.044542] ? check_preemption_disabled+0x48/0x280 [ 454.049557] ? __lock_is_held+0xb5/0x140 [ 454.053615] __alloc_pages_nodemask+0xa80/0xde0 [ 454.058281] ? zap_class+0x640/0x640 [ 454.062001] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 454.067022] ? find_held_lock+0x36/0x1c0 [ 454.071627] ? ____cache_alloc_node+0x1c7/0x1e0 [ 454.076296] ? lock_downgrade+0x900/0x900 [ 454.080531] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.086067] cache_grow_begin+0xa5/0x8c0 [ 454.090125] ? do_raw_spin_unlock+0xa7/0x330 [ 454.094538] fallback_alloc+0x204/0x2e0 [ 454.098509] ____cache_alloc_node+0x1c7/0x1e0 [ 454.103782] kmem_cache_alloc_node+0xe3/0x730 [ 454.108270] ? ipv6_get_ifaddr+0x42e/0x620 [ 454.112508] __alloc_skb+0x119/0x770 [ 454.116214] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 454.121486] ? netdev_alloc_frag+0x1f0/0x1f0 [ 454.125890] ? lock_downgrade+0x900/0x900 [ 454.130037] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.135565] ? refcount_sub_and_test_checked+0x203/0x310 [ 454.141012] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 454.146468] ? addrconf_rs_timer+0x690/0x690 [ 454.150880] ndisc_alloc_skb+0x144/0x340 [ 454.154957] ndisc_send_rs+0x331/0x6e0 [ 454.158842] addrconf_rs_timer+0x314/0x690 [ 454.163074] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 454.167321] call_timer_fn+0x272/0x920 [ 454.171201] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 454.175432] ? process_timeout+0x40/0x40 [ 454.179498] ? mark_held_locks+0xc7/0x130 [ 454.183673] ? _raw_spin_unlock_irq+0x27/0x80 [ 454.188162] ? _raw_spin_unlock_irq+0x27/0x80 [ 454.192675] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 454.196923] ? lockdep_hardirqs_on+0x296/0x5b0 [ 454.201506] ? trace_hardirqs_on+0xbd/0x310 [ 454.205823] ? kasan_check_read+0x11/0x20 [ 454.209967] ? __run_timers+0x7da/0xc70 [ 454.214132] ? trace_hardirqs_off_caller+0x310/0x310 [ 454.219240] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 454.223473] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 454.227697] __run_timers+0x7e5/0xc70 [ 454.231499] ? timer_fixup_init+0x70/0x70 [ 454.235640] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 454.240672] ? zap_class+0x640/0x640 [ 454.244388] ? print_usage_bug+0xc0/0xc0 [ 454.248451] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 454.253653] ? find_held_lock+0x36/0x1c0 [ 454.257716] ? zap_class+0x640/0x640 [ 454.261429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.266967] ? check_preemption_disabled+0x48/0x280 [ 454.272090] ? __lock_is_held+0xb5/0x140 [ 454.276146] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.281681] ? check_preemption_disabled+0x48/0x280 [ 454.286696] run_timer_softirq+0x52/0xb0 [ 454.290753] ? rcu_read_lock_sched_held+0x14f/0x180 [ 454.295773] __do_softirq+0x308/0xb7e [ 454.299571] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 454.304145] ? lock_downgrade+0x900/0x900 [ 454.308294] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 454.313396] ? pvclock_read_flags+0x160/0x160 [ 454.317889] ? lapic_next_event+0x5a/0x90 [ 454.322035] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.327568] ? kvm_clock_read+0x18/0x30 [ 454.331538] ? kvm_sched_clock_read+0x9/0x20 [ 454.335942] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 454.341471] ? check_preemption_disabled+0x48/0x280 [ 454.346510] irq_exit+0x17f/0x1c0 [ 454.349978] smp_apic_timer_interrupt+0x1cb/0x760 [ 454.354829] ? smp_reschedule_interrupt+0x109/0x650 [ 454.359841] ? smp_call_function_single_interrupt+0x650/0x650 [ 454.365730] ? interrupt_entry+0xb5/0xc0 [ 454.369875] ? trace_hardirqs_off_caller+0xbb/0x310 [ 454.374894] ? trace_hardirqs_off_caller+0xbb/0x310 [ 454.379906] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 454.384750] ? trace_hardirqs_on_caller+0x310/0x310 [ 454.389763] ? trace_hardirqs_on_caller+0x310/0x310 [ 454.394772] ? task_prio+0x50/0x50 [ 454.398306] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.403840] ? check_preemption_disabled+0x48/0x280 [ 454.408853] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 454.413700] apic_timer_interrupt+0xf/0x20 [ 454.417925] [ 454.420157] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 454.425177] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 454.444068] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 454.451775] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 454.459035] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 454.466300] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 454.473562] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 454.480839] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 454.488138] rcu_read_lock_held+0xa9/0xc0 [ 454.492281] list_lru_count_one+0x31a/0x450 [ 454.496594] ? list_lru_isolate_move+0x3c0/0x3c0 [ 454.501353] ? shmem_free_inode+0xd0/0xd0 [ 454.505498] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 454.511038] ? ubifs_shrink_count+0xc4/0x100 [ 454.515462] super_cache_count+0x153/0x2e0 [ 454.519783] do_shrink_slab+0x1b1/0xd30 [ 454.523789] ? lock_acquire+0x1ed/0x520 [ 454.527775] ? snapshot_refaults+0x290/0x290 [ 454.532200] ? lock_release+0xa00/0xa00 [ 454.536171] ? perf_trace_sched_process_exec+0x860/0x860 [ 454.541658] ? down_read_trylock+0xda/0x140 [ 454.545995] ? shrink_slab+0x207/0x8c0 [ 454.549877] ? downgrade_write+0x270/0x270 [ 454.554110] shrink_slab+0x389/0x8c0 [ 454.557817] ? shrink_active_list+0x1f00/0x1f00 [ 454.562487] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 454.568111] ? trace_hardirqs_on+0xbd/0x310 [ 454.572443] ? vmpressure+0x271/0x340 [ 454.576241] ? trace_hardirqs_off_caller+0x310/0x310 [ 454.582560] ? cgroup_procs_write_finish+0xf0/0xf0 [ 454.587501] shrink_node+0x431/0x16b0 [ 454.591294] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 454.596669] ? shrink_node_memcg+0x18f0/0x18f0 [ 454.601329] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 454.605906] ? trace_hardirqs_on+0xbd/0x310 [ 454.610218] ? vmpressure+0x271/0x340 [ 454.614013] ? do_raw_spin_unlock+0xa7/0x330 [ 454.618420] ? do_raw_spin_trylock+0x270/0x270 [ 454.622999] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 454.628531] ? __cpuset_node_allowed+0x19b/0x660 [ 454.633303] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 454.639013] ? vmpressure+0x1a2/0x340 [ 454.642813] do_try_to_free_pages+0x3e7/0x1290 [ 454.647404] ? shrink_node+0x16b0/0x16b0 [ 454.651461] ? __lock_is_held+0xb5/0x140 [ 454.655532] try_to_free_pages+0x4d0/0xb90 [ 454.659786] ? do_try_to_free_pages+0x1290/0x1290 [ 454.664661] ? lock_acquire+0x1ed/0x520 [ 454.668644] ? set_page_refcounted+0x280/0x280 [ 454.673227] ? lock_release+0xa00/0xa00 [ 454.677199] ? _raw_spin_unlock_irq+0x60/0x80 [ 454.681686] ? psi_memstall_enter+0x240/0x2b0 [ 454.686175] ? psi_memstall_tick+0x230/0x230 [ 454.690578] ? trace_hardirqs_off+0xb8/0x310 [ 454.694991] __alloc_pages_slowpath+0xa14/0x2e10 [ 454.699787] ? warn_alloc+0x120/0x120 [ 454.703581] ? mark_held_locks+0x130/0x130 [ 454.707823] ? warn_alloc+0x120/0x120 [ 454.711630] ? print_usage_bug+0xc0/0xc0 [ 454.715689] ? print_usage_bug+0xc0/0xc0 [ 454.719746] ? print_usage_bug+0xc0/0xc0 [ 454.723819] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 454.729450] ? should_fail+0x22d/0xd01 [ 454.733333] ? zap_class+0x640/0x640 [ 454.737047] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 454.742148] ? zap_class+0x640/0x640 [ 454.745874] ? zap_class+0x640/0x640 [ 454.749601] ? __lock_is_held+0xb5/0x140 [ 454.753672] ? zap_class+0x640/0x640 [ 454.757386] ? lock_release+0xa00/0xa00 [ 454.761353] ? perf_trace_sched_process_exec+0x860/0x860 [ 454.766796] ? check_preemption_disabled+0x48/0x280 [ 454.771815] ? __might_sleep+0x95/0x190 [ 454.775787] __alloc_pages_nodemask+0xa80/0xde0 [ 454.780448] ? zap_class+0x640/0x640 [ 454.784164] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 454.789184] ? mark_held_locks+0xc7/0x130 [ 454.793333] ? cache_grow_begin+0x65/0x8c0 [ 454.797565] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 454.802155] ? trace_hardirqs_on+0xbd/0x310 [ 454.806469] ? fallback_alloc+0x204/0x2e0 [ 454.810609] ? trace_hardirqs_off_caller+0x310/0x310 [ 454.815721] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 454.821364] cache_grow_begin+0xa5/0x8c0 [ 454.825419] ? do_raw_spin_unlock+0xa7/0x330 [ 454.829831] fallback_alloc+0x204/0x2e0 [ 454.833802] ____cache_alloc_node+0x1c7/0x1e0 [ 454.838399] kmem_cache_alloc_trace+0x214/0x750 [ 454.843070] do_syslog+0xb9b/0x1690 [ 454.846697] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 454.851708] ? finish_wait+0x430/0x430 [ 454.855594] ? aa_path_link+0x5e0/0x5e0 [ 454.859578] kmsg_read+0x8f/0xc0 [ 454.862934] ? kmsg_poll+0xb0/0xb0 [ 454.866470] proc_reg_read+0x2a3/0x3d0 [ 454.870361] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 454.875286] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 454.879867] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.885396] ? fsnotify+0x4e5/0xf20 [ 454.889023] __vfs_read+0x117/0x9b0 [ 454.892651] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 454.897574] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 454.902499] ? vfs_copy_file_range+0xb90/0xb90 [ 454.907077] ? fsnotify+0xf20/0xf20 [ 454.910707] ? fsnotify_first_mark+0x350/0x350 [ 454.915295] ? security_file_permission+0x1c2/0x220 [ 454.920303] ? rw_verify_area+0x118/0x360 [ 454.924447] vfs_read+0x17f/0x3c0 [ 454.927901] ksys_read+0x101/0x260 [ 454.931438] ? kernel_write+0x120/0x120 [ 454.935413] ? trace_hardirqs_off_caller+0x310/0x310 [ 454.940518] __x64_sys_read+0x73/0xb0 [ 454.944336] do_syscall_64+0x1b9/0x820 [ 454.948215] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 454.953661] ? syscall_return_slowpath+0x5e0/0x5e0 [ 454.958621] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 454.963458] ? trace_hardirqs_on_caller+0x310/0x310 [ 454.968480] ? prepare_exit_to_usermode+0x291/0x3b0 [ 454.973501] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 454.978361] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 454.983542] RIP: 0033:0x7f126a43d1fd [ 454.987262] Code: Bad RIP value. [ 454.990622] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 454.998322] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 455.005582] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 455.012854] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 455.020113] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 455.027373] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 455.034658] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 455.034742] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 455.041692] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 455.041699] Call Trace: [ 455.048773] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 455.058024] [ 455.060584] rsyslogd cpuset=/ mems_allowed=0 [ 455.070629] dump_stack+0x244/0x39d [ 455.080773] ? dump_stack_print_info.cold.1+0x20/0x20 [ 455.085971] warn_alloc.cold.116+0xb7/0x1bd [ 455.090298] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 455.095163] ? lock_downgrade+0x900/0x900 [ 455.099313] ? trace_hardirqs_off+0xb8/0x310 [ 455.103735] ? trace_hardirqs_off+0xb8/0x310 [ 455.108249] __alloc_pages_slowpath+0x26e8/0x2e10 [ 455.113115] ? warn_alloc+0x120/0x120 [ 455.116912] ? warn_alloc+0x120/0x120 [ 455.120711] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 455.125721] ? warn_alloc+0x120/0x120 [ 455.129515] ? print_usage_bug+0xc0/0xc0 [ 455.133626] ? print_usage_bug+0xc0/0xc0 [ 455.137682] ? check_usage+0x1aa/0x790 [ 455.141559] ? check_usage+0x1aa/0x790 [ 455.145445] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 455.150979] ? should_fail+0x22d/0xd01 [ 455.154862] ? check_usage_forwards+0x3d0/0x3d0 [ 455.159526] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 455.164627] ? __lock_acquire+0x62f/0x4c20 [ 455.168874] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 455.173983] ? should_fail+0x22d/0xd01 [ 455.177912] ? mark_held_locks+0x130/0x130 [ 455.182142] ? mark_held_locks+0x130/0x130 [ 455.186369] ? print_usage_bug+0xc0/0xc0 [ 455.190426] ? find_held_lock+0x36/0x1c0 [ 455.194492] ? zap_class+0x640/0x640 [ 455.198206] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.203742] ? check_preemption_disabled+0x48/0x280 [ 455.208763] ? __lock_is_held+0xb5/0x140 [ 455.212824] __alloc_pages_nodemask+0xa80/0xde0 [ 455.217487] ? zap_class+0x640/0x640 [ 455.221203] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 455.226222] ? find_held_lock+0x36/0x1c0 [ 455.230282] ? ____cache_alloc_node+0x1c7/0x1e0 [ 455.234955] ? lock_downgrade+0x900/0x900 [ 455.239603] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.245156] cache_grow_begin+0xa5/0x8c0 [ 455.249209] ? do_raw_spin_unlock+0xa7/0x330 [ 455.253629] fallback_alloc+0x204/0x2e0 [ 455.257619] ____cache_alloc_node+0x1c7/0x1e0 [ 455.262117] kmem_cache_alloc_node+0xe3/0x730 [ 455.266729] ? mark_held_locks+0xc7/0x130 [ 455.270881] __alloc_skb+0x119/0x770 [ 455.274601] ? netdev_alloc_frag+0x1f0/0x1f0 [ 455.278999] ? do_raw_spin_trylock+0x270/0x270 [ 455.283571] ? kmem_cache_alloc_trace+0x353/0x750 [ 455.288419] ? queue_work_on+0x12c/0x1e0 [ 455.292505] ? switchdev_port_obj_del+0xdc/0x440 [ 455.297253] ? switchdev_trans_item_enqueue+0x260/0x260 [ 455.302630] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 455.307730] __br_mdb_notify+0x4ff/0x15d0 [ 455.311874] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 455.316979] ? __br_mdb_add+0x7f0/0x7f0 [ 455.320962] ? mark_held_locks+0x130/0x130 [ 455.325216] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 455.330320] ? debug_object_assert_init+0x368/0x4b0 [ 455.335329] ? debug_object_init_on_stack+0x20/0x20 [ 455.340339] ? zap_class+0x640/0x640 [ 455.344048] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.349590] br_mdb_notify+0x310/0x410 [ 455.353471] ? br_mdb_dump+0x27b0/0x27b0 [ 455.357542] br_multicast_del_pg+0x3df/0x790 [ 455.361953] ? br_mdb_ip_get+0x940/0x940 [ 455.366012] ? rwlock_bug.part.2+0x90/0x90 [ 455.370242] ? __lock_is_held+0xb5/0x140 [ 455.374310] br_multicast_port_group_expired+0x189/0x1e0 [ 455.379765] call_timer_fn+0x272/0x920 [ 455.383654] ? br_multicast_del_pg+0x790/0x790 [ 455.388230] ? process_timeout+0x40/0x40 [ 455.392296] ? mark_held_locks+0xc7/0x130 [ 455.396441] ? _raw_spin_unlock_irq+0x27/0x80 [ 455.400924] ? _raw_spin_unlock_irq+0x27/0x80 [ 455.405411] ? br_multicast_del_pg+0x790/0x790 [ 455.409988] ? lockdep_hardirqs_on+0x296/0x5b0 [ 455.414565] ? trace_hardirqs_on+0xbd/0x310 [ 455.418886] ? kasan_check_read+0x11/0x20 [ 455.423022] ? __run_timers+0x7da/0xc70 [ 455.427007] ? trace_hardirqs_off_caller+0x310/0x310 [ 455.432197] ? br_multicast_del_pg+0x790/0x790 [ 455.436780] ? br_multicast_del_pg+0x790/0x790 [ 455.441350] __run_timers+0x7e5/0xc70 [ 455.445173] ? timer_fixup_init+0x70/0x70 [ 455.449317] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 455.454338] ? zap_class+0x640/0x640 [ 455.458050] ? print_usage_bug+0xc0/0xc0 [ 455.462107] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 455.467296] ? find_held_lock+0x36/0x1c0 [ 455.471355] ? zap_class+0x640/0x640 [ 455.475071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.480606] ? check_preemption_disabled+0x48/0x280 [ 455.485625] ? __lock_is_held+0xb5/0x140 [ 455.489792] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.495429] ? check_preemption_disabled+0x48/0x280 [ 455.500482] run_timer_softirq+0x52/0xb0 [ 455.504543] ? rcu_read_lock_sched_held+0x14f/0x180 [ 455.509586] __do_softirq+0x308/0xb7e [ 455.513380] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 455.517867] ? lock_downgrade+0x900/0x900 [ 455.522013] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 455.527131] ? pvclock_read_flags+0x160/0x160 [ 455.531623] ? lapic_next_event+0x5a/0x90 [ 455.535766] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.541303] ? kvm_clock_read+0x18/0x30 [ 455.545289] ? kvm_sched_clock_read+0x9/0x20 [ 455.549694] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 455.555223] ? check_preemption_disabled+0x48/0x280 [ 455.560240] irq_exit+0x17f/0x1c0 [ 455.563688] smp_apic_timer_interrupt+0x1cb/0x760 [ 455.568526] ? smp_reschedule_interrupt+0x109/0x650 [ 455.573541] ? smp_call_function_single_interrupt+0x650/0x650 [ 455.579422] ? interrupt_entry+0xb5/0xc0 [ 455.583475] ? trace_hardirqs_off_caller+0xbb/0x310 [ 455.588481] ? trace_hardirqs_off_caller+0xbb/0x310 [ 455.593490] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 455.598323] ? trace_hardirqs_on_caller+0x310/0x310 [ 455.603431] ? trace_hardirqs_on_caller+0x310/0x310 [ 455.608442] ? task_prio+0x50/0x50 [ 455.611978] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 455.617513] ? check_preemption_disabled+0x48/0x280 [ 455.622530] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 455.627401] apic_timer_interrupt+0xf/0x20 [ 455.631623] [ 455.633860] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 455.638872] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 455.657768] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 455.665473] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 455.672735] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 455.680089] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 455.687351] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 455.694617] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 455.701902] ? list_lru_count_one+0x1c4/0x450 [ 455.706401] list_lru_count_one+0x2fb/0x450 [ 455.710718] ? list_lru_isolate_move+0x3c0/0x3c0 [ 455.715482] ? deferred_split_count+0x65/0x170 [ 455.720057] ? shrink_huge_zero_page_count+0xc8/0x100 [ 455.725249] super_cache_count+0x153/0x2e0 [ 455.729480] do_shrink_slab+0x1b1/0xd30 [ 455.733453] ? lock_acquire+0x1ed/0x520 [ 455.737426] ? snapshot_refaults+0x290/0x290 [ 455.741835] ? lock_release+0xa00/0xa00 [ 455.745817] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 455.750748] ? down_read_trylock+0xda/0x140 [ 455.755058] ? shrink_slab+0x207/0x8c0 [ 455.758946] ? downgrade_write+0x270/0x270 [ 455.763181] shrink_slab+0x389/0x8c0 [ 455.766889] ? shrink_active_list+0x1f00/0x1f00 [ 455.771679] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 455.777316] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 455.782433] ? cgroup_procs_write_finish+0xf0/0xf0 [ 455.787363] ? find_held_lock+0x36/0x1c0 [ 455.791445] shrink_node+0x431/0x16b0 [ 455.795240] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 455.800546] ? shrink_node_memcg+0x18f0/0x18f0 [ 455.805135] ? kvm_clock_read+0x18/0x30 [ 455.809102] ? ktime_get+0x2c1/0x400 [ 455.812811] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 455.817303] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 455.822835] ? __cpuset_node_allowed+0x19b/0x660 [ 455.827587] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 455.833315] ? delayacct_end+0x5a/0x100 [ 455.837294] do_try_to_free_pages+0x3e7/0x1290 [ 455.841870] ? zap_class+0x640/0x640 [ 455.845681] ? shrink_node+0x16b0/0x16b0 [ 455.849736] ? __lock_is_held+0xb5/0x140 [ 455.853802] try_to_free_pages+0x4d0/0xb90 [ 455.858032] ? do_try_to_free_pages+0x1290/0x1290 [ 455.862893] ? lock_acquire+0x1ed/0x520 [ 455.866863] ? set_page_refcounted+0x280/0x280 [ 455.871454] ? lock_release+0xa00/0xa00 [ 455.875425] ? _raw_spin_unlock_irq+0x60/0x80 [ 455.879929] ? psi_memstall_enter+0x240/0x2b0 [ 455.884423] ? psi_memstall_tick+0x230/0x230 [ 455.888838] __alloc_pages_slowpath+0xa14/0x2e10 [ 455.893609] ? warn_alloc+0x120/0x120 [ 455.897409] ? mark_held_locks+0x130/0x130 [ 455.901643] ? find_get_entry+0xaae/0x1120 [ 455.905968] ? filemap_map_pages+0x1a20/0x1a20 [ 455.910552] ? zap_class+0x640/0x640 [ 455.914270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.919801] ? check_preemption_disabled+0x48/0x280 [ 455.924810] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 455.930347] ? should_fail+0x22d/0xd01 [ 455.934238] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 455.939335] ? zap_class+0x640/0x640 [ 455.943072] ? __lock_is_held+0xb5/0x140 [ 455.947140] ? mark_held_locks+0x130/0x130 [ 455.951372] ? lock_release+0xa00/0xa00 [ 455.955341] ? perf_trace_sched_process_exec+0x860/0x860 [ 455.960789] ? xa_load+0x2ba/0x460 [ 455.964327] ? lock_downgrade+0x900/0x900 [ 455.968475] ? __might_sleep+0x95/0x190 [ 455.972446] __alloc_pages_nodemask+0xa80/0xde0 [ 455.977125] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 455.982131] ? __page_cache_alloc+0x191/0x5c0 [ 455.986616] ? xa_load+0x2e1/0x460 [ 455.990151] ? xa_clear_mark+0x40/0x40 [ 455.994036] ? zap_class+0x640/0x640 [ 455.997758] ? zap_class+0x640/0x640 [ 456.001465] ? zap_class+0x640/0x640 [ 456.005309] ? __do_page_cache_readahead+0x663/0x810 [ 456.010409] ? find_held_lock+0x36/0x1c0 [ 456.014470] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 456.020006] alloc_pages_current+0x173/0x350 [ 456.024414] __page_cache_alloc+0x38c/0x5c0 [ 456.029074] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 456.034207] ? kasan_check_read+0x11/0x20 [ 456.038347] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 456.043618] ? generic_perform_write+0x6a0/0x6a0 [ 456.048367] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 456.053897] ? check_preemption_disabled+0x48/0x280 [ 456.058914] filemap_fault+0x1595/0x25f0 [ 456.062976] ? __lock_page_or_retry+0xa00/0xa00 [ 456.067641] ? mark_held_locks+0x130/0x130 [ 456.072088] ? filemap_map_pages+0xd6b/0x1a20 [ 456.076583] ? lock_downgrade+0x900/0x900 [ 456.080726] ? check_preemption_disabled+0x48/0x280 [ 456.085739] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 456.090662] ? kasan_check_read+0x11/0x20 [ 456.094804] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 456.100071] ? rcu_softirq_qs+0x20/0x20 [ 456.104071] ? filemap_map_pages+0xd92/0x1a20 [ 456.108575] ? find_get_entries_tag+0x1400/0x1400 [ 456.113413] ? debug_object_destroy+0x2b0/0x2b0 [ 456.118079] ? lock_pi_update_atomic+0x150/0x150 [ 456.122830] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.128374] ? lock_acquire+0x1ed/0x520 [ 456.132341] ? ext4_filemap_fault+0x7a/0xad [ 456.136743] ? lock_release+0xa00/0xa00 [ 456.140799] ? perf_trace_sched_process_exec+0x860/0x860 [ 456.146242] ? print_usage_bug+0xc0/0xc0 [ 456.150297] ? print_usage_bug+0xc0/0xc0 [ 456.154363] ? down_read+0x8d/0x120 [ 456.157984] ? ext4_filemap_fault+0x7a/0xad [ 456.162321] ? __down_interruptible+0x700/0x700 [ 456.166991] ext4_filemap_fault+0x82/0xad [ 456.171135] __do_fault+0x100/0x6b0 [ 456.174783] ? pmd_devmap_trans_unstable+0x220/0x220 [ 456.179886] ? mark_held_locks+0x130/0x130 [ 456.184113] ? mark_held_locks+0x130/0x130 [ 456.188453] ? __might_fault+0x12b/0x1e0 [ 456.192510] ? lock_downgrade+0x900/0x900 [ 456.196663] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 456.202204] __handle_mm_fault+0x3ea0/0x5be0 [ 456.206634] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 456.211474] ? _copy_to_user+0xc8/0x110 [ 456.215456] ? zap_class+0x640/0x640 [ 456.219162] ? zap_class+0x640/0x640 [ 456.222869] ? __x64_sys_futex+0x53e/0x6a0 [ 456.227103] ? find_held_lock+0x36/0x1c0 [ 456.231169] ? handle_mm_fault+0x42a/0xc70 [ 456.235397] ? lock_downgrade+0x900/0x900 [ 456.239563] ? check_preemption_disabled+0x48/0x280 [ 456.244577] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 456.249499] ? kasan_check_read+0x11/0x20 [ 456.253644] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 456.258912] ? rcu_softirq_qs+0x20/0x20 [ 456.262884] ? trace_hardirqs_off_caller+0x310/0x310 [ 456.267981] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 456.273517] ? check_preemption_disabled+0x48/0x280 [ 456.278550] handle_mm_fault+0x54f/0xc70 [ 456.282624] ? __handle_mm_fault+0x5be0/0x5be0 [ 456.287207] ? find_vma+0x34/0x190 [ 456.290749] __do_page_fault+0x5e8/0xe60 [ 456.294802] ? trace_hardirqs_off+0xb8/0x310 [ 456.299211] do_page_fault+0xf2/0x7e0 [ 456.303007] ? vmalloc_sync_all+0x30/0x30 [ 456.307238] ? error_entry+0x70/0xd0 [ 456.310958] ? trace_hardirqs_off_caller+0xbb/0x310 [ 456.315964] ? trace_hardirqs_on_caller+0xc0/0x310 [ 456.320888] ? syscall_return_slowpath+0x5e0/0x5e0 [ 456.325820] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 456.330661] ? trace_hardirqs_on_caller+0x310/0x310 [ 456.335673] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 456.341115] ? prepare_exit_to_usermode+0x291/0x3b0 [ 456.346120] ? page_fault+0x8/0x30 [ 456.349660] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 456.354500] ? page_fault+0x8/0x30 [ 456.358044] page_fault+0x1e/0x30 [ 456.361487] RIP: 0033:0x45ddf3 [ 456.364708] Code: Bad RIP value. [ 456.368060] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 456.373418] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 456.380678] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 456.387945] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 456.395210] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 456.402475] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 456.409785] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 456.409790] warn_alloc_show_mem: 1 callbacks suppressed [ 456.409796] Mem-Info: [ 456.416643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 456.422096] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 456.422096] active_file:13 inactive_file:12 isolated_file:0 [ 456.422096] unevictable:0 dirty:0 writeback:0 unstable:0 [ 456.422096] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 456.422096] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 456.422096] free:13770 free_pcp:132 free_cma:0 [ 456.424464] Call Trace: [ 456.433839] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 456.466847] [ 456.469410] 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 [ 456.497244] dump_stack+0x244/0x39d [ 456.499359] lowmem_reserve[]: 0 2818 6321 6321 [ 456.525458] ? dump_stack_print_info.cold.1+0x20/0x20 [ 456.529051] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 456.533631] warn_alloc.cold.116+0xb7/0x1bd [ 456.538788] lowmem_reserve[]: 0 0 3503 3503 [ 456.566101] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 456.570393] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 456.574722] ? lock_downgrade+0x900/0x900 [ 456.579533] lowmem_reserve[]: 0 0 0 0 [ 456.608499] ? trace_hardirqs_off+0xb8/0x310 [ 456.612619] 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 [ 456.616411] ? trace_hardirqs_off+0xb8/0x310 [ 456.620785] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 456.634401] __alloc_pages_slowpath+0x26e8/0x2e10 [ 456.638775] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 456.654045] ? warn_alloc+0x120/0x120 [ 456.658862] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 456.673930] ? print_usage_bug+0xc0/0xc0 [ 456.677707] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 456.686529] ? warn_alloc+0x120/0x120 [ 456.690561] 2701 total pagecache pages [ 456.699119] ? warn_alloc+0x120/0x120 [ 456.702896] 0 pages in swap cache [ 456.706759] ? print_usage_bug+0xc0/0xc0 [ 456.710531] Swap cache stats: add 0, delete 0, find 0/0 [ 456.713965] ? kvm_clock_read+0x18/0x30 [ 456.717991] Free swap = 0kB [ 456.723338] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 456.727278] Total swap = 0kB [ 456.730279] ? print_usage_bug+0xc0/0xc0 [ 456.735264] 1965979 pages RAM [ 456.738268] ? __lock_acquire+0x62f/0x4c20 [ 456.742298] 0 pages HighMem/MovableOnly [ 456.745389] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 456.749609] 342853 pages reserved [ 456.753569] ? should_fail+0x22d/0xd01 [ 456.759071] 0 pages cma reserved [ 456.762514] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 456.766522] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 456.769728] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 456.774976] syz-fuzzer cpuset=/ mems_allowed=0 [ 456.785286] ? __lock_acquire+0x62f/0x4c20 [ 456.799146] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 456.804587] ? __lock_acquire+0x62f/0x4c20 [ 456.808824] ? should_fail+0x22d/0xd01 [ 456.812715] ? rcu_irq_exit+0x1a2/0x390 [ 456.816690] ? mark_held_locks+0x130/0x130 [ 456.820921] ? mark_held_locks+0x130/0x130 [ 456.825169] ? mark_held_locks+0xc7/0x130 [ 456.829315] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 456.834360] ? zap_class+0x640/0x640 [ 456.838066] ? print_usage_bug+0xc0/0xc0 [ 456.842135] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.847663] ? check_preemption_disabled+0x48/0x280 [ 456.852800] ? __lock_is_held+0xb5/0x140 [ 456.856892] __alloc_pages_nodemask+0xa80/0xde0 [ 456.861550] ? zap_class+0x640/0x640 [ 456.865260] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 456.870278] ? find_held_lock+0x36/0x1c0 [ 456.874340] ? ____cache_alloc_node+0x1c7/0x1e0 [ 456.879092] ? lock_downgrade+0x900/0x900 [ 456.883258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.888793] cache_grow_begin+0xa5/0x8c0 [ 456.892847] ? do_raw_spin_unlock+0xa7/0x330 [ 456.897254] fallback_alloc+0x204/0x2e0 [ 456.901226] ____cache_alloc_node+0x1c7/0x1e0 [ 456.905807] kmem_cache_alloc_node+0xe3/0x730 [ 456.910306] ? ipv6_get_ifaddr+0x42e/0x620 [ 456.914543] __alloc_skb+0x119/0x770 [ 456.918247] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 456.923528] ? netdev_alloc_frag+0x1f0/0x1f0 [ 456.927931] ? lock_downgrade+0x900/0x900 [ 456.932103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.937635] ? refcount_sub_and_test_checked+0x203/0x310 [ 456.943080] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 456.948625] ? addrconf_rs_timer+0x690/0x690 [ 456.953039] ndisc_alloc_skb+0x144/0x340 [ 456.957098] ndisc_send_rs+0x331/0x6e0 [ 456.960984] addrconf_rs_timer+0x314/0x690 [ 456.965217] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 456.969538] call_timer_fn+0x272/0x920 [ 456.973416] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 456.977648] ? process_timeout+0x40/0x40 [ 456.981806] ? mark_held_locks+0xc7/0x130 [ 456.985950] ? _raw_spin_unlock_irq+0x27/0x80 [ 456.990440] ? _raw_spin_unlock_irq+0x27/0x80 [ 456.994934] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 456.999163] ? lockdep_hardirqs_on+0x296/0x5b0 [ 457.003744] ? trace_hardirqs_on+0xbd/0x310 [ 457.008063] ? kasan_check_read+0x11/0x20 [ 457.012203] ? __run_timers+0x7da/0xc70 [ 457.016171] ? trace_hardirqs_off_caller+0x310/0x310 [ 457.021276] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 457.025521] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 457.029754] __run_timers+0x7e5/0xc70 [ 457.033581] ? timer_fixup_init+0x70/0x70 [ 457.037727] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 457.042736] ? zap_class+0x640/0x640 [ 457.046450] ? print_usage_bug+0xc0/0xc0 [ 457.050518] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 457.055709] ? find_held_lock+0x36/0x1c0 [ 457.059772] ? zap_class+0x640/0x640 [ 457.063500] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.069035] ? check_preemption_disabled+0x48/0x280 [ 457.074054] ? __lock_is_held+0xb5/0x140 [ 457.078112] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.083645] ? check_preemption_disabled+0x48/0x280 [ 457.088659] run_timer_softirq+0x52/0xb0 [ 457.092717] ? rcu_read_lock_sched_held+0x14f/0x180 [ 457.097726] __do_softirq+0x308/0xb7e [ 457.101529] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 457.106015] ? lock_downgrade+0x900/0x900 [ 457.110173] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 457.115277] ? pvclock_read_flags+0x160/0x160 [ 457.119768] ? lapic_next_event+0x5a/0x90 [ 457.123911] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.129448] ? kvm_clock_read+0x18/0x30 [ 457.133426] ? kvm_sched_clock_read+0x9/0x20 [ 457.137926] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 457.143457] ? check_preemption_disabled+0x48/0x280 [ 457.148502] irq_exit+0x17f/0x1c0 [ 457.151948] smp_apic_timer_interrupt+0x1cb/0x760 [ 457.156783] ? smp_reschedule_interrupt+0x109/0x650 [ 457.161796] ? smp_call_function_single_interrupt+0x650/0x650 [ 457.167676] ? interrupt_entry+0xb5/0xc0 [ 457.171731] ? trace_hardirqs_off_caller+0xbb/0x310 [ 457.176743] ? trace_hardirqs_off_caller+0xbb/0x310 [ 457.181757] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 457.186594] ? trace_hardirqs_on_caller+0x310/0x310 [ 457.191606] ? trace_hardirqs_on_caller+0x310/0x310 [ 457.196615] ? task_prio+0x50/0x50 [ 457.200153] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.205683] ? check_preemption_disabled+0x48/0x280 [ 457.210717] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 457.215563] apic_timer_interrupt+0xf/0x20 [ 457.219792] [ 457.222111] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 457.227126] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 457.246276] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 457.253977] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 457.261240] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 457.268501] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 457.275770] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 457.283118] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 457.290418] rcu_read_lock_held+0xa9/0xc0 [ 457.294577] list_lru_count_one+0x31a/0x450 [ 457.298893] ? list_lru_isolate_move+0x3c0/0x3c0 [ 457.303642] ? shmem_free_inode+0xd0/0xd0 [ 457.307790] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 457.313322] ? ubifs_shrink_count+0xc4/0x100 [ 457.317728] super_cache_count+0x153/0x2e0 [ 457.321962] do_shrink_slab+0x1b1/0xd30 [ 457.325932] ? lock_acquire+0x1ed/0x520 [ 457.329914] ? snapshot_refaults+0x290/0x290 [ 457.334316] ? lock_release+0xa00/0xa00 [ 457.338293] ? perf_trace_sched_process_exec+0x860/0x860 [ 457.343759] ? down_read_trylock+0xda/0x140 [ 457.348072] ? shrink_slab+0x207/0x8c0 [ 457.351952] ? downgrade_write+0x270/0x270 [ 457.356191] shrink_slab+0x389/0x8c0 [ 457.359897] ? shrink_active_list+0x1f00/0x1f00 [ 457.364567] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 457.370189] ? trace_hardirqs_on+0xbd/0x310 [ 457.374523] ? vmpressure+0x271/0x340 [ 457.378318] ? trace_hardirqs_off_caller+0x310/0x310 [ 457.383418] ? cgroup_procs_write_finish+0xf0/0xf0 [ 457.388357] shrink_node+0x431/0x16b0 [ 457.392239] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 457.397531] ? shrink_node_memcg+0x18f0/0x18f0 [ 457.402104] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 457.406679] ? trace_hardirqs_on+0xbd/0x310 [ 457.410998] ? vmpressure+0x271/0x340 [ 457.414805] ? do_raw_spin_unlock+0xa7/0x330 [ 457.419208] ? do_raw_spin_trylock+0x270/0x270 [ 457.423790] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 457.429323] ? __cpuset_node_allowed+0x19b/0x660 [ 457.434161] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 457.439869] ? vmpressure+0x1a2/0x340 [ 457.443685] do_try_to_free_pages+0x3e7/0x1290 [ 457.448273] ? shrink_node+0x16b0/0x16b0 [ 457.452345] ? __lock_is_held+0xb5/0x140 [ 457.456410] try_to_free_pages+0x4d0/0xb90 [ 457.460743] ? do_try_to_free_pages+0x1290/0x1290 [ 457.465591] ? lock_acquire+0x1ed/0x520 [ 457.469559] ? set_page_refcounted+0x280/0x280 [ 457.474145] ? lock_release+0xa00/0xa00 [ 457.478113] ? _raw_spin_unlock_irq+0x60/0x80 [ 457.482603] ? psi_memstall_enter+0x240/0x2b0 [ 457.487096] ? psi_memstall_tick+0x230/0x230 [ 457.491503] ? trace_hardirqs_off+0xb8/0x310 [ 457.495915] __alloc_pages_slowpath+0xa14/0x2e10 [ 457.500692] ? warn_alloc+0x120/0x120 [ 457.504510] ? mark_held_locks+0x130/0x130 [ 457.508752] ? warn_alloc+0x120/0x120 [ 457.512545] ? print_usage_bug+0xc0/0xc0 [ 457.516600] ? print_usage_bug+0xc0/0xc0 [ 457.520660] ? print_usage_bug+0xc0/0xc0 [ 457.524716] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 457.530247] ? should_fail+0x22d/0xd01 [ 457.534127] ? zap_class+0x640/0x640 [ 457.537836] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 457.542946] ? zap_class+0x640/0x640 [ 457.546679] ? zap_class+0x640/0x640 [ 457.550404] ? __lock_is_held+0xb5/0x140 [ 457.554477] ? zap_class+0x640/0x640 [ 457.558186] ? lock_release+0xa00/0xa00 [ 457.562153] ? perf_trace_sched_process_exec+0x860/0x860 [ 457.567599] ? check_preemption_disabled+0x48/0x280 [ 457.572634] ? __might_sleep+0x95/0x190 [ 457.576616] __alloc_pages_nodemask+0xa80/0xde0 [ 457.581280] ? zap_class+0x640/0x640 [ 457.584993] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 457.590014] ? mark_held_locks+0xc7/0x130 [ 457.594163] ? cache_grow_begin+0x65/0x8c0 [ 457.598390] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 457.602968] ? trace_hardirqs_on+0xbd/0x310 [ 457.607284] ? fallback_alloc+0x204/0x2e0 [ 457.611426] ? trace_hardirqs_off_caller+0x310/0x310 [ 457.616544] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 457.622082] cache_grow_begin+0xa5/0x8c0 [ 457.626138] ? do_raw_spin_unlock+0xa7/0x330 [ 457.630548] fallback_alloc+0x204/0x2e0 [ 457.634521] ____cache_alloc_node+0x1c7/0x1e0 [ 457.639017] kmem_cache_alloc_trace+0x214/0x750 [ 457.643708] do_syslog+0xb9b/0x1690 [ 457.647334] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 457.652346] ? finish_wait+0x430/0x430 [ 457.656241] ? aa_path_link+0x5e0/0x5e0 [ 457.660243] kmsg_read+0x8f/0xc0 [ 457.663606] ? kmsg_poll+0xb0/0xb0 [ 457.667229] proc_reg_read+0x2a3/0x3d0 [ 457.671119] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 457.676044] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 457.680637] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.686166] ? fsnotify+0x4e5/0xf20 [ 457.689792] __vfs_read+0x117/0x9b0 [ 457.693414] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 457.698348] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 457.703278] ? vfs_copy_file_range+0xb90/0xb90 [ 457.707856] ? fsnotify+0xf20/0xf20 [ 457.711479] ? fsnotify_first_mark+0x350/0x350 [ 457.716063] ? security_file_permission+0x1c2/0x220 [ 457.721075] ? rw_verify_area+0x118/0x360 [ 457.725222] vfs_read+0x17f/0x3c0 [ 457.728673] ksys_read+0x101/0x260 [ 457.732212] ? kernel_write+0x120/0x120 [ 457.736184] ? trace_hardirqs_off_caller+0x310/0x310 [ 457.741286] __x64_sys_read+0x73/0xb0 [ 457.745084] do_syscall_64+0x1b9/0x820 [ 457.748969] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 457.754330] ? syscall_return_slowpath+0x5e0/0x5e0 [ 457.759255] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 457.764092] ? trace_hardirqs_on_caller+0x310/0x310 [ 457.769105] ? prepare_exit_to_usermode+0x291/0x3b0 [ 457.774121] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 457.778967] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 457.784147] RIP: 0033:0x7f126a43d1fd [ 457.787880] Code: Bad RIP value. [ 457.791234] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 457.799127] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 457.806385] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 457.813647] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 457.820908] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 457.828176] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 457.835469] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 457.835501] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 457.842484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 457.848691] rcu: (detected by 0, t=10612 jiffies, g=35105, q=17) [ 457.858022] Call Trace: [ 457.864237] rcu: All QSes seen, last rcu_preempt kthread activity 10612 (4294982921-4294972309), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 457.866792] [ 457.879425] rsyslogd R running task 13744 5978 1 0x80000008 [ 457.881569] dump_stack+0x244/0x39d [ 457.888721] Call Trace: [ 457.892343] ? dump_stack_print_info.cold.1+0x20/0x20 [ 457.894896] [ 457.900078] warn_alloc.cold.116+0xb7/0x1bd [ 457.902202] sched_show_task.cold.84+0x2b6/0x30a [ 457.906500] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 457.911234] ? can_nice.part.74+0x20/0x20 [ 457.916054] ? lock_downgrade+0x900/0x900 [ 457.920208] ? vprintk_default+0x28/0x30 [ 457.924339] ? trace_hardirqs_off+0xb8/0x310 [ 457.928386] ? vprintk_func+0x85/0x181 [ 457.932777] ? trace_hardirqs_off+0xb8/0x310 [ 457.936634] ? vprintk_func+0x85/0x181 [ 457.941025] __alloc_pages_slowpath+0x26e8/0x2e10 [ 457.944886] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 457.949729] ? warn_alloc+0x120/0x120 [ 457.954456] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 457.958235] ? warn_alloc+0x120/0x120 [ 457.962976] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.966752] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 457.972272] print_other_cpu_stall.cold.66+0x7dd/0x8bb [ 457.977261] ? warn_alloc+0x120/0x120 [ 457.982515] ? print_usage_bug+0xc0/0xc0 [ 457.986293] ? print_usage_bug+0xc0/0xc0 [ 457.990338] ? rcu_qs+0x110/0x110 [ 457.994378] ? print_usage_bug+0xc0/0xc0 [ 457.997821] ? zap_class+0x640/0x640 [ 458.001849] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 458.005544] ? print_usage_bug+0xc0/0xc0 [ 458.010731] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 458.014765] ? kasan_check_read+0x11/0x20 [ 458.020281] ? should_fail+0x22d/0xd01 [ 458.024406] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.028276] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 458.033793] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.038871] ? __lock_acquire+0x62f/0x4c20 [ 458.044387] ? do_trace_rcu_torture_read+0x10/0x10 [ 458.048608] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 458.053520] ? rcu_preempt_need_deferred_qs+0x74/0x1f0 [ 458.058617] ? should_fail+0x22d/0xd01 [ 458.063955] ? __lock_is_held+0xb5/0x140 [ 458.067849] ? mark_held_locks+0x130/0x130 [ 458.072411] ? __rcu_read_lock+0x50/0x50 [ 458.076634] ? mark_held_locks+0x130/0x130 [ 458.080672] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.084887] ? print_usage_bug+0xc0/0xc0 [ 458.084904] ? find_held_lock+0x36/0x1c0 [ 458.090439] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.094473] ? zap_class+0x640/0x640 [ 458.098535] ? check_preemption_disabled+0x48/0x280 [ 458.104047] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.107738] rcu_check_callbacks+0xfd7/0x13f0 [ 458.112727] ? check_preemption_disabled+0x48/0x280 [ 458.118241] ? rcutree_dead_cpu+0x10/0x10 [ 458.122717] ? __lock_is_held+0xb5/0x140 [ 458.127704] ? lock_downgrade+0x900/0x900 [ 458.131861] __alloc_pages_nodemask+0xa80/0xde0 [ 458.135906] ? lock_release+0x940/0xa00 [ 458.140026] ? zap_class+0x640/0x640 [ 458.144677] ? zap_class+0x640/0x640 [ 458.148623] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 458.152315] ? mark_held_locks+0x130/0x130 [ 458.156012] ? find_held_lock+0x36/0x1c0 [ 458.161003] ? zap_class+0x640/0x640 [ 458.165221] ? ____cache_alloc_node+0x1c7/0x1e0 [ 458.169258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.172946] ? lock_downgrade+0x900/0x900 [ 458.177604] ? pvclock_gtod_notify+0x2e3/0x3e0 [ 458.183122] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.187244] ? kvm_set_tsc_khz+0x540/0x540 [ 458.191804] cache_grow_begin+0xa5/0x8c0 [ 458.197432] ? warn_alloc.cold.116+0xd1/0x1bd [ 458.201636] ? do_raw_spin_unlock+0xa7/0x330 [ 458.205674] ? find_held_lock+0x36/0x1c0 [ 458.210147] fallback_alloc+0x204/0x2e0 [ 458.214563] ? zap_class+0x640/0x640 [ 458.218603] ____cache_alloc_node+0x1c7/0x1e0 [ 458.222554] ? timekeeping_advance+0x3cc/0xc00 [ 458.226246] kmem_cache_alloc_node+0xe3/0x730 [ 458.230725] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.235284] ? mark_held_locks+0xc7/0x130 [ 458.239753] ? check_preemption_disabled+0x48/0x280 [ 458.245267] __alloc_skb+0x119/0x770 [ 458.249390] ? trace_hardirqs_off+0xb8/0x310 [ 458.254382] ? netdev_alloc_frag+0x1f0/0x1f0 [ 458.258076] ? __lock_is_held+0xb5/0x140 [ 458.262460] ? do_raw_spin_trylock+0x270/0x270 [ 458.266845] ? trace_hardirqs_on+0x310/0x310 [ 458.270881] ? kmem_cache_alloc_trace+0x353/0x750 [ 458.275449] ? check_preemption_disabled+0x48/0x280 [ 458.279836] ? queue_work_on+0x12c/0x1e0 [ 458.284658] ? raise_softirq+0x199/0x420 [ 458.289753] ? switchdev_port_obj_del+0xdc/0x440 [ 458.293789] ? raise_softirq_irqoff+0x2e0/0x2e0 [ 458.297825] ? switchdev_trans_item_enqueue+0x260/0x260 [ 458.302556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.307212] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 458.312553] ? check_preemption_disabled+0x48/0x280 [ 458.318064] __br_mdb_notify+0x4ff/0x15d0 [ 458.323057] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 458.328046] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 458.332172] ? hrtimer_run_queues+0x9a/0x400 [ 458.337691] ? __br_mdb_add+0x7f0/0x7f0 [ 458.342766] ? run_local_timers+0x19b/0x230 [ 458.348452] ? mark_held_locks+0x130/0x130 [ 458.352417] ? timer_clear_idle+0x90/0x90 [ 458.356711] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 458.360925] ? debug_smp_processor_id+0x1c/0x20 [ 458.365048] ? debug_object_assert_init+0x368/0x4b0 [ 458.370131] ? irqtime_account_process_tick.isra.6+0x114/0x490 [ 458.374773] ? debug_object_init_on_stack+0x20/0x20 [ 458.379770] ? account_process_tick+0x282/0x350 [ 458.385714] ? zap_class+0x640/0x640 [ 458.390713] update_process_times+0x2d/0x70 [ 458.395485] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.399178] tick_sched_handle+0x9f/0x180 [ 458.403476] br_mdb_notify+0x310/0x410 [ 458.408992] tick_sched_timer+0x45/0x130 [ 458.413111] ? br_mdb_dump+0x27b0/0x27b0 [ 458.416976] __hrtimer_run_queues+0x41c/0x10d0 [ 458.421027] br_multicast_del_pg+0x3df/0x790 [ 458.425058] ? tick_sched_do_timer+0x1a0/0x1a0 [ 458.429614] ? br_mdb_ip_get+0x940/0x940 [ 458.434015] ? hrtimer_start_range_ns+0xe00/0xe00 [ 458.438570] ? rwlock_bug.part.2+0x90/0x90 [ 458.442615] ? pvclock_read_flags+0x160/0x160 [ 458.447444] ? __lock_is_held+0xb5/0x140 [ 458.451652] ? trace_hardirqs_on+0x310/0x310 [ 458.456128] br_multicast_port_group_expired+0x189/0x1e0 [ 458.460166] ? kvm_clock_read+0x18/0x30 [ 458.464543] call_timer_fn+0x272/0x920 [ 458.470074] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 458.474027] ? br_multicast_del_pg+0x790/0x790 [ 458.477891] ? ktime_get_update_offsets_now+0x3b3/0x540 [ 458.482884] ? process_timeout+0x40/0x40 [ 458.487445] ? do_timer+0x50/0x50 [ 458.492793] ? mark_held_locks+0xc7/0x130 [ 458.496828] ? rwlock_bug.part.2+0x90/0x90 [ 458.500254] ? _raw_spin_unlock_irq+0x27/0x80 [ 458.504378] ? trace_hardirqs_on+0x310/0x310 [ 458.508592] ? _raw_spin_unlock_irq+0x27/0x80 [ 458.513151] ? rcu_softirq_qs+0x20/0x20 [ 458.517536] ? br_multicast_del_pg+0x790/0x790 [ 458.522012] hrtimer_interrupt+0x313/0x780 [ 458.525954] ? lockdep_hardirqs_on+0x296/0x5b0 [ 458.530523] smp_apic_timer_interrupt+0x1a1/0x760 [ 458.534738] ? trace_hardirqs_on+0xbd/0x310 [ 458.539296] ? smp_call_function_single_interrupt+0x650/0x650 [ 458.544118] ? kasan_check_read+0x11/0x20 [ 458.548426] ? interrupt_entry+0xb5/0xc0 [ 458.554282] ? __run_timers+0x7da/0xc70 [ 458.558416] ? trace_hardirqs_off_caller+0xbb/0x310 [ 458.562453] ? trace_hardirqs_off_caller+0x310/0x310 [ 458.566427] ? ____cache_alloc_node+0x1c7/0x1e0 [ 458.571439] ? br_multicast_del_pg+0x790/0x790 [ 458.576520] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 458.581165] ? br_multicast_del_pg+0x790/0x790 [ 458.585726] ? trace_hardirqs_on_caller+0x310/0x310 [ 458.590550] __run_timers+0x7e5/0xc70 [ 458.595118] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 458.600110] ? timer_fixup_init+0x70/0x70 [ 458.603888] apic_timer_interrupt+0xf/0x20 [ 458.608709] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 458.612835] RIP: 0010:kmem_cache_alloc_node+0x247/0x730 [ 458.617044] ? zap_class+0x640/0x640 [ 458.622036] Code: 3f 7e 0f 85 32 ff ff ff e8 05 1c 3e ff e9 28 ff ff ff e8 6c 51 c3 ff 48 83 3d 84 9a 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 bf fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7 [ 458.627377] ? print_usage_bug+0xc0/0xc0 [ 458.631075] RSP: 0000:ffff8801dae07450 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 458.649962] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 458.653999] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff10037d4d938 [ 458.661689] ? find_held_lock+0x36/0x1c0 [ 458.666848] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286 [ 458.674111] ? zap_class+0x640/0x640 [ 458.678149] RBP: ffff8801dae074c0 R08: ffff8801bea6c9c0 R09: 0000000000000002 [ 458.685425] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.689109] R10: 0000000000000000 R11: ffff8801bea6c080 R12: ffff8801d9beec00 [ 458.696362] ? check_preemption_disabled+0x48/0x280 [ 458.701873] R13: ffff8801d9beec00 R14: 0000000000000000 R15: 0000000000000286 [ 458.709229] ? __lock_is_held+0xb5/0x140 [ 458.714214] ? apic_timer_interrupt+0xa/0x20 [ 458.721551] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.725610] ? ipv6_get_ifaddr+0x42e/0x620 [ 458.729983] ? check_preemption_disabled+0x48/0x280 [ 458.735506] __alloc_skb+0x119/0x770 [ 458.739717] run_timer_softirq+0x52/0xb0 [ 458.744723] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 458.748416] ? rcu_read_lock_sched_held+0x14f/0x180 [ 458.752465] ? netdev_alloc_frag+0x1f0/0x1f0 [ 458.757727] __do_softirq+0x308/0xb7e [ 458.762721] ? lock_downgrade+0x900/0x900 [ 458.767104] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 458.770897] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.775020] ? lock_downgrade+0x900/0x900 [ 458.779501] ? refcount_sub_and_test_checked+0x203/0x310 [ 458.785012] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 458.789143] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 458.794574] ? pvclock_read_flags+0x160/0x160 [ 458.799651] ? addrconf_rs_timer+0x690/0x690 [ 458.805079] ? lapic_next_event+0x5a/0x90 [ 458.809576] ndisc_alloc_skb+0x144/0x340 [ 458.813959] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.818087] ndisc_send_rs+0x331/0x6e0 [ 458.822129] ? kvm_clock_read+0x18/0x30 [ 458.827644] addrconf_rs_timer+0x314/0x690 [ 458.831510] ? kvm_sched_clock_read+0x9/0x20 [ 458.835469] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 458.839679] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 458.844069] call_timer_fn+0x272/0x920 [ 458.848280] ? check_preemption_disabled+0x48/0x280 [ 458.853790] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 458.857660] irq_exit+0x17f/0x1c0 [ 458.862662] ? process_timeout+0x40/0x40 [ 458.866881] smp_apic_timer_interrupt+0x1cb/0x760 [ 458.870311] ? mark_held_locks+0xc7/0x130 [ 458.874364] ? smp_reschedule_interrupt+0x109/0x650 [ 458.879199] ? _raw_spin_unlock_irq+0x27/0x80 [ 458.883324] ? smp_call_function_single_interrupt+0x650/0x650 [ 458.888315] ? _raw_spin_unlock_irq+0x27/0x80 [ 458.892785] ? interrupt_entry+0xb5/0xc0 [ 458.898649] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 458.903210] ? trace_hardirqs_off_caller+0xbb/0x310 [ 458.907246] ? lockdep_hardirqs_on+0x296/0x5b0 [ 458.911456] ? trace_hardirqs_off_caller+0xbb/0x310 [ 458.916449] ? trace_hardirqs_on+0xbd/0x310 [ 458.921012] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 458.926005] ? kasan_check_read+0x11/0x20 [ 458.930301] ? trace_hardirqs_on_caller+0x310/0x310 [ 458.935117] ? __run_timers+0x7da/0xc70 [ 458.939247] ? trace_hardirqs_on_caller+0x310/0x310 [ 458.944243] ? trace_hardirqs_off_caller+0x310/0x310 [ 458.948210] ? task_prio+0x50/0x50 [ 458.953203] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 458.958282] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 458.961801] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 458.966014] ? check_preemption_disabled+0x48/0x280 [ 458.971527] __run_timers+0x7e5/0xc70 [ 458.975744] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 458.980745] ? timer_fixup_init+0x70/0x70 [ 458.984524] apic_timer_interrupt+0xf/0x20 [ 458.989341] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 458.993457] [ 458.997677] ? zap_class+0x640/0x640 [ 459.002683] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 459.004899] ? print_usage_bug+0xc0/0xc0 [ 459.008589] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 459.013584] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 459.017625] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 459.036514] ? find_held_lock+0x36/0x1c0 [ 459.041673] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 459.049374] ? zap_class+0x640/0x640 [ 459.053398] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 459.060651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.064337] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 459.071593] ? check_preemption_disabled+0x48/0x280 [ 459.077099] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 459.077109] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 459.084387] ? __lock_is_held+0xb5/0x140 [ 459.089387] ? list_lru_count_one+0x1c4/0x450 [ 459.096634] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.103893] list_lru_count_one+0x2fb/0x450 [ 459.107926] ? check_preemption_disabled+0x48/0x280 [ 459.112399] ? list_lru_isolate_move+0x3c0/0x3c0 [ 459.117918] run_timer_softirq+0x52/0xb0 [ 459.122217] ? deferred_split_count+0x65/0x170 [ 459.127214] ? rcu_read_lock_sched_held+0x14f/0x180 [ 459.131947] ? shrink_huge_zero_page_count+0xc8/0x100 [ 459.135984] __do_softirq+0x308/0xb7e [ 459.140546] super_cache_count+0x153/0x2e0 [ 459.145550] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 459.150719] do_shrink_slab+0x1b1/0xd30 [ 459.154495] ? lock_downgrade+0x900/0x900 [ 459.158706] ? lock_acquire+0x1ed/0x520 [ 459.163183] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 459.167136] ? snapshot_refaults+0x290/0x290 [ 459.171267] ? pvclock_read_flags+0x160/0x160 [ 459.175233] ? lock_release+0xa00/0xa00 [ 459.180328] ? lapic_next_event+0x5a/0x90 [ 459.184714] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 459.189274] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.193250] ? down_read_trylock+0xda/0x140 [ 459.197476] ? kvm_clock_read+0x18/0x30 [ 459.202383] ? shrink_slab+0x207/0x8c0 [ 459.207900] ? kvm_sched_clock_read+0x9/0x20 [ 459.212197] ? downgrade_write+0x270/0x270 [ 459.216149] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 459.220022] shrink_slab+0x389/0x8c0 [ 459.224415] ? check_preemption_disabled+0x48/0x280 [ 459.228627] ? shrink_active_list+0x1f00/0x1f00 [ 459.234149] irq_exit+0x17f/0x1c0 [ 459.238394] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 459.243396] smp_apic_timer_interrupt+0x1cb/0x760 [ 459.248039] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 459.251471] ? smp_reschedule_interrupt+0x109/0x650 [ 459.257078] ? cgroup_procs_write_finish+0xf0/0xf0 [ 459.261897] ? smp_call_function_single_interrupt+0x650/0x650 [ 459.266984] ? find_held_lock+0x36/0x1c0 [ 459.271975] ? interrupt_entry+0xb5/0xc0 [ 459.276890] shrink_node+0x431/0x16b0 [ 459.282745] ? trace_hardirqs_off_caller+0xbb/0x310 [ 459.286781] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 459.290816] ? trace_hardirqs_off_caller+0xbb/0x310 [ 459.294611] ? shrink_node_memcg+0x18f0/0x18f0 [ 459.299591] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 459.304883] ? kvm_clock_read+0x18/0x30 [ 459.309873] ? trace_hardirqs_on_caller+0x310/0x310 [ 459.309889] ? trace_hardirqs_on_caller+0x310/0x310 [ 459.314445] ? ktime_get+0x2c1/0x400 [ 459.319263] ? task_prio+0x50/0x50 [ 459.323212] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 459.328316] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.333417] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 459.337110] ? check_preemption_disabled+0x48/0x280 [ 459.340715] ? __cpuset_node_allowed+0x19b/0x660 [ 459.345187] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 459.350701] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 459.356220] apic_timer_interrupt+0xf/0x20 [ 459.361213] ? delayacct_end+0x5a/0x100 [ 459.365958] [ 459.370794] do_try_to_free_pages+0x3e7/0x1290 [ 459.376480] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 459.380694] ? zap_class+0x640/0x640 [ 459.384647] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 459.386881] ? shrink_node+0x16b0/0x16b0 [ 459.391428] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 459.396426] ? __lock_is_held+0xb5/0x140 [ 459.400112] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 459.419003] try_to_free_pages+0x4d0/0xb90 [ 459.423032] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 459.430725] ? do_try_to_free_pages+0x1290/0x1290 [ 459.434767] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 459.442027] ? lock_acquire+0x1ed/0x520 [ 459.446229] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 459.453486] ? set_page_refcounted+0x280/0x280 [ 459.458306] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 459.465566] ? lock_release+0xa00/0xa00 [ 459.469536] rcu_read_lock_held+0xa9/0xc0 [ 459.476769] ? _raw_spin_unlock_irq+0x60/0x80 [ 459.481327] list_lru_count_one+0x31a/0x450 [ 459.488668] ? psi_memstall_enter+0x240/0x2b0 [ 459.492618] ? list_lru_isolate_move+0x3c0/0x3c0 [ 459.496749] ? psi_memstall_tick+0x230/0x230 [ 459.501223] ? shmem_free_inode+0xd0/0xd0 [ 459.505533] __alloc_pages_slowpath+0xa14/0x2e10 [ 459.510008] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 459.514764] ? warn_alloc+0x120/0x120 [ 459.519132] ? ubifs_shrink_count+0xc4/0x100 [ 459.523258] ? mark_held_locks+0x130/0x130 [ 459.528016] super_cache_count+0x153/0x2e0 [ 459.533534] ? find_get_entry+0xaae/0x1120 [ 459.537312] do_shrink_slab+0x1b1/0xd30 [ 459.541703] ? filemap_map_pages+0x1a20/0x1a20 [ 459.545912] ? lock_acquire+0x1ed/0x520 [ 459.550126] ? zap_class+0x640/0x640 [ 459.554354] ? snapshot_refaults+0x290/0x290 [ 459.578616] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.583179] ? lock_release+0xa00/0xa00 [ 459.587135] ? check_preemption_disabled+0x48/0x280 [ 459.590826] ? perf_trace_sched_process_exec+0x860/0x860 [ 459.595222] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 459.600759] ? down_read_trylock+0xda/0x140 [ 459.604708] ? should_fail+0x22d/0xd01 [ 459.609708] ? shrink_slab+0x207/0x8c0 [ 459.615137] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 459.620651] ? downgrade_write+0x270/0x270 [ 459.624948] ? zap_class+0x640/0x640 [ 459.628825] shrink_slab+0x389/0x8c0 [ 459.632713] ? __lock_is_held+0xb5/0x140 [ 459.637776] ? shrink_active_list+0x1f00/0x1f00 [ 459.643903] ? mark_held_locks+0x130/0x130 [ 459.647601] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 459.651288] ? lock_release+0xa00/0xa00 [ 459.655341] ? trace_hardirqs_on+0xbd/0x310 [ 459.659982] ? perf_trace_sched_process_exec+0x860/0x860 [ 459.664194] ? vmpressure+0x271/0x340 [ 459.669795] ? xa_load+0x2ba/0x460 [ 459.673748] ? trace_hardirqs_off_caller+0x310/0x310 [ 459.678136] ? lock_downgrade+0x900/0x900 [ 459.683565] ? cgroup_procs_write_finish+0xf0/0xf0 [ 459.687353] ? __might_sleep+0x95/0x190 [ 459.690879] shrink_node+0x431/0x16b0 [ 459.695949] __alloc_pages_nodemask+0xa80/0xde0 [ 459.700072] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 459.704984] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 459.708962] ? shrink_node_memcg+0x18f0/0x18f0 [ 459.712723] ? __page_cache_alloc+0x191/0x5c0 [ 459.717368] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 459.722623] ? xa_load+0x2e1/0x460 [ 459.727617] ? trace_hardirqs_on+0xbd/0x310 [ 459.732173] ? xa_clear_mark+0x40/0x40 [ 459.736642] ? vmpressure+0x271/0x340 [ 459.741546] ? zap_class+0x640/0x640 [ 459.745066] ? do_raw_spin_unlock+0xa7/0x330 [ 459.749386] ? zap_class+0x640/0x640 [ 459.753247] ? do_raw_spin_trylock+0x270/0x270 [ 459.757027] ? zap_class+0x640/0x640 [ 459.760726] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 459.765113] ? __do_page_cache_readahead+0x663/0x810 [ 459.768806] ? __cpuset_node_allowed+0x19b/0x660 [ 459.773365] ? find_held_lock+0x36/0x1c0 [ 459.777057] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 459.782573] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 459.787737] ? vmpressure+0x1a2/0x340 [ 459.792486] alloc_pages_current+0x173/0x350 [ 459.796523] do_try_to_free_pages+0x3e7/0x1290 [ 459.802207] __page_cache_alloc+0x38c/0x5c0 [ 459.807728] ? shrink_node+0x16b0/0x16b0 [ 459.811496] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 459.815893] ? __lock_is_held+0xb5/0x140 [ 459.820449] ? kasan_check_read+0x11/0x20 [ 459.824754] try_to_free_pages+0x4d0/0xb90 [ 459.828782] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 459.833690] ? do_try_to_free_pages+0x1290/0x1290 [ 459.837734] ? generic_perform_write+0x6a0/0x6a0 [ 459.841869] ? lock_acquire+0x1ed/0x520 [ 459.846074] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 459.851330] ? set_page_refcounted+0x280/0x280 [ 459.856148] ? check_preemption_disabled+0x48/0x280 [ 459.861510] ? lock_release+0xa00/0xa00 [ 459.865463] filemap_fault+0x1595/0x25f0 [ 459.870977] ? _raw_spin_unlock_irq+0x60/0x80 [ 459.875544] ? __lock_page_or_retry+0xa00/0xa00 [ 459.880529] ? psi_memstall_enter+0x240/0x2b0 [ 459.884502] ? mark_held_locks+0x130/0x130 [ 459.888542] ? psi_memstall_tick+0x230/0x230 [ 459.893022] ? filemap_map_pages+0xd6b/0x1a20 [ 459.897689] ? trace_hardirqs_off+0xb8/0x310 [ 459.902161] ? lock_downgrade+0x900/0x900 [ 459.906376] __alloc_pages_slowpath+0xa14/0x2e10 [ 459.910762] ? check_preemption_disabled+0x48/0x280 [ 459.915279] ? warn_alloc+0x120/0x120 [ 459.919648] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 459.923782] ? mark_held_locks+0x130/0x130 [ 459.928513] ? kasan_check_read+0x11/0x20 [ 459.933517] ? warn_alloc+0x120/0x120 [ 459.937382] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 459.942287] ? print_usage_bug+0xc0/0xc0 [ 459.946498] ? rcu_softirq_qs+0x20/0x20 [ 459.950645] ? print_usage_bug+0xc0/0xc0 [ 459.954430] ? filemap_map_pages+0xd92/0x1a20 [ 459.959698] ? print_usage_bug+0xc0/0xc0 [ 459.963745] ? find_get_entries_tag+0x1400/0x1400 [ 459.967866] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 459.971902] ? debug_object_destroy+0x2b0/0x2b0 [ 459.976383] ? should_fail+0x22d/0xd01 [ 459.980425] ? lock_pi_update_atomic+0x150/0x150 [ 459.985241] ? zap_class+0x640/0x640 [ 459.990754] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.995403] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 459.999276] ? lock_acquire+0x1ed/0x520 [ 460.004029] ? zap_class+0x640/0x640 [ 460.007831] ? ext4_filemap_fault+0x7a/0xad [ 460.013347] ? zap_class+0x640/0x640 [ 460.018431] ? lock_release+0xa00/0xa00 [ 460.022397] ? __lock_is_held+0xb5/0x140 [ 460.026075] ? perf_trace_sched_process_exec+0x860/0x860 [ 460.030381] ? zap_class+0x640/0x640 [ 460.034084] ? print_usage_bug+0xc0/0xc0 [ 460.038044] ? lock_release+0xa00/0xa00 [ 460.042175] ? print_usage_bug+0xc0/0xc0 [ 460.047602] ? perf_trace_sched_process_exec+0x860/0x860 [ 460.051308] ? down_read+0x8d/0x120 [ 460.055346] ? check_preemption_disabled+0x48/0x280 [ 460.059303] ? ext4_filemap_fault+0x7a/0xad [ 460.063348] ? __might_sleep+0x95/0x190 [ 460.068773] ? __down_interruptible+0x700/0x700 [ 460.072905] __alloc_pages_nodemask+0xa80/0xde0 [ 460.077907] ext4_filemap_fault+0x82/0xad [ 460.082203] ? zap_class+0x640/0x640 [ 460.086158] __do_fault+0x100/0x6b0 [ 460.090804] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 460.095454] ? pmd_devmap_trans_unstable+0x220/0x220 [ 460.099585] ? mark_held_locks+0xc7/0x130 [ 460.103270] ? mark_held_locks+0x130/0x130 [ 460.106876] ? cache_grow_begin+0x65/0x8c0 [ 460.111868] ? mark_held_locks+0x130/0x130 [ 460.116948] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 460.121070] ? __might_fault+0x12b/0x1e0 [ 460.125324] ? trace_hardirqs_on+0xbd/0x310 [ 460.129528] ? lock_downgrade+0x900/0x900 [ 460.133741] ? fallback_alloc+0x204/0x2e0 [ 460.138335] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 460.142374] ? trace_hardirqs_off_caller+0x310/0x310 [ 460.146687] __handle_mm_fault+0x3ea0/0x5be0 [ 460.150816] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 460.154954] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 460.160488] cache_grow_begin+0xa5/0x8c0 [ 460.165580] ? _copy_to_user+0xc8/0x110 [ 460.169969] ? do_raw_spin_unlock+0xa7/0x330 [ 460.175520] ? zap_class+0x640/0x640 [ 460.180341] fallback_alloc+0x204/0x2e0 [ 460.184394] ? zap_class+0x640/0x640 [ 460.188435] ____cache_alloc_node+0x1c7/0x1e0 [ 460.192832] ? __x64_sys_futex+0x53e/0x6a0 [ 460.196554] kmem_cache_alloc_trace+0x214/0x750 [ 460.200612] ? find_held_lock+0x36/0x1c0 [ 460.204322] do_syslog+0xb9b/0x1690 [ 460.208787] ? handle_mm_fault+0x42a/0xc70 [ 460.213003] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 460.217721] ? lock_downgrade+0x900/0x900 [ 460.221950] ? finish_wait+0x430/0x430 [ 460.225670] ? check_preemption_disabled+0x48/0x280 [ 460.229893] ? aa_path_link+0x5e0/0x5e0 [ 460.234889] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 460.239016] kmsg_read+0x8f/0xc0 [ 460.242901] ? kasan_check_read+0x11/0x20 [ 460.247893] ? kmsg_poll+0xb0/0xb0 [ 460.251847] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 460.256753] proc_reg_read+0x2a3/0x3d0 [ 460.260094] ? rcu_softirq_qs+0x20/0x20 [ 460.264239] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 460.267766] ? trace_hardirqs_off_caller+0x310/0x310 [ 460.273016] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 460.276877] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 460.280827] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.285736] ? check_preemption_disabled+0x48/0x280 [ 460.290924] ? fsnotify+0x4e5/0xf20 [ 460.295499] handle_mm_fault+0x54f/0xc70 [ 460.301013] __vfs_read+0x117/0x9b0 [ 460.306524] ? __handle_mm_fault+0x5be0/0x5be0 [ 460.311519] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 460.315121] ? find_vma+0x34/0x190 [ 460.319159] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 460.322762] __do_page_fault+0x5e8/0xe60 [ 460.327330] ? vfs_copy_file_range+0xb90/0xb90 [ 460.332239] ? trace_hardirqs_off+0xb8/0x310 [ 460.335764] ? fsnotify+0xf20/0xf20 [ 460.340756] do_page_fault+0xf2/0x7e0 [ 460.344793] ? fsnotify_first_mark+0x350/0x350 [ 460.349356] ? vmalloc_sync_all+0x30/0x30 [ 460.353751] ? security_file_permission+0x1c2/0x220 [ 460.357351] ? error_entry+0x70/0xd0 [ 460.361129] ? rw_verify_area+0x118/0x360 [ 460.365688] ? trace_hardirqs_off_caller+0xbb/0x310 [ 460.369826] vfs_read+0x17f/0x3c0 [ 460.374818] ? trace_hardirqs_on_caller+0xc0/0x310 [ 460.378513] ksys_read+0x101/0x260 [ 460.382638] ? syscall_return_slowpath+0x5e0/0x5e0 [ 460.387632] ? kernel_write+0x120/0x120 [ 460.391063] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 460.395968] ? trace_hardirqs_off_caller+0x310/0x310 [ 460.399500] ? trace_hardirqs_on_caller+0x310/0x310 [ 460.404406] __x64_sys_read+0x73/0xb0 [ 460.408354] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 460.413170] do_syscall_64+0x1b9/0x820 [ 460.418249] ? prepare_exit_to_usermode+0x291/0x3b0 [ 460.423245] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 460.427032] ? page_fault+0x8/0x30 [ 460.432458] ? syscall_return_slowpath+0x5e0/0x5e0 [ 460.436321] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 460.441314] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 460.446656] ? page_fault+0x8/0x30 [ 460.450261] ? trace_hardirqs_on_caller+0x310/0x310 [ 460.455191] page_fault+0x1e/0x30 [ 460.460014] ? prepare_exit_to_usermode+0x291/0x3b0 [ 460.464829] RIP: 0033:0x45ddf3 [ 460.468353] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 460.473360] Code: Bad RIP value. [ 460.476783] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 460.481775] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 460.484952] RIP: 0033:0x7f126a43d1fd [ 460.489765] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 460.493224] Code: Bad RIP value. [ 460.498387] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 460.503737] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 460.507420] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 460.507431] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 460.514778] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 460.518132] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 460.518161] warn_alloc_show_mem: 1 callbacks suppressed [ 460.518165] Mem-Info: [ 460.525392] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 460.533096] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 460.533096] active_file:13 inactive_file:12 isolated_file:0 [ 460.533096] unevictable:0 dirty:0 writeback:0 unstable:0 [ 460.533096] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 460.533096] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 460.533096] free:13770 free_pcp:132 free_cma:0 [ 460.540322] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 460.540333] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 460.547609] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 460.554848] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 460.562096] 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 [ 460.567464] rcu: rcu_preempt kthread starved for 10612 jiffies! g35105 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 460.569826] lowmem_reserve[]: 0 2818 6321 6321 [ 460.577103] rcu: RCU grace-period kthread stack dump: [ 460.610126] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 460.617383] rcu_preempt R running task 22696 10 2 0x80000000 [ 460.624630] lowmem_reserve[]: 0 0 3503 3503 [ 460.652638] Call Trace: [ 460.659889] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 460.686088] __schedule+0x8cf/0x21d0 [ 460.696530] lowmem_reserve[]: 0 0 0 0 [ 460.701228] ? __sched_text_start+0x8/0x8 [ 460.706384] 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 [ 460.733701] ? add_timer_on+0xa20/0xa20 [ 460.740850] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 460.745163] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 460.747718] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 460.776676] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 460.780364] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 460.784147] ? trace_hardirqs_on+0xbd/0x310 [ 460.788272] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 460.788280] 2701 total pagecache pages [ 460.801786] ? kasan_check_read+0x11/0x20 [ 460.805734] 0 pages in swap cache [ 460.820975] ? prepare_to_swait_event+0x25a/0x800 [ 460.826046] Swap cache stats: add 0, delete 0, find 0/0 [ 460.841109] ? trace_hardirqs_off_caller+0x310/0x310 [ 460.846176] Free swap = 0kB [ 460.854999] schedule+0xfe/0x460 [ 460.859289] Total swap = 0kB [ 460.867963] ? __schedule+0x21d0/0x21d0 [ 460.871817] 1965979 pages RAM [ 460.875958] ? prepare_to_swait_event+0x25a/0x800 [ 460.879459] 0 pages HighMem/MovableOnly [ 460.879466] 342853 pages reserved [ 460.884299] ? __init_swait_queue_head+0x150/0x150 [ 460.889630] 0 pages cma reserved [ 460.894714] ? __lockdep_init_map+0x105/0x590 [ 460.897843] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 460.901049] ? lockdep_init_map+0x9/0x10 [ 460.904040] syz-fuzzer cpuset=/ mems_allowed=0 [ 460.908086] schedule_timeout+0x140/0x260 [ 460.911168] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 460.915993] ? usleep_range+0x1a0/0x1a0 [ 460.919931] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 460.919938] Call Trace: [ 460.923373] ? __next_timer_interrupt+0x1a0/0x1a0 [ 460.928274] [ 460.931636] rcu_gp_fqs_loop+0x762/0xa80 [ 460.936189] dump_stack+0x244/0x39d [ 460.946401] ? rcu_gp_fqs_check_wake+0x170/0x170 [ 460.950435] ? dump_stack_print_info.cold.1+0x20/0x20 [ 460.954993] ? trace_hardirqs_off_caller+0x310/0x310 [ 460.959127] warn_alloc.cold.116+0xb7/0x1bd [ 460.966111] ? perf_trace_sched_process_exec+0x860/0x860 [ 460.970064] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 460.979409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.981979] ? lock_downgrade+0x900/0x900 [ 460.986802] ? rcu_gp_init+0x90b/0x1260 [ 460.988941] ? trace_hardirqs_off+0xb8/0x310 [ 460.992978] ? __switch_to_asm+0x34/0x70 [ 460.996588] ? trace_hardirqs_off+0xb8/0x310 [ 461.001324] ? dump_blkd_tasks.isra.48+0xe0/0xe0 [ 461.006494] __alloc_pages_slowpath+0x26e8/0x2e10 [ 461.011570] ? __switch_to_asm+0x40/0x70 [ 461.015891] ? warn_alloc+0x120/0x120 [ 461.021313] ? find_held_lock+0x36/0x1c0 [ 461.026132] ? warn_alloc+0x120/0x120 [ 461.031643] ? zap_class+0x640/0x640 [ 461.035771] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 461.039840] ? prepare_to_swait_event+0x25a/0x800 [ 461.044258] ? warn_alloc+0x120/0x120 [ 461.048299] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 461.052683] ? print_usage_bug+0xc0/0xc0 [ 461.057414] ? find_held_lock+0x36/0x1c0 [ 461.062231] ? print_usage_bug+0xc0/0xc0 [ 461.066284] ? finish_swait+0x25d/0x430 [ 461.070055] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 461.074092] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 461.077873] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 461.081647] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 461.086641] ? should_fail+0x22d/0xd01 [ 461.091458] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 461.095243] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 461.100325] ? trace_hardirqs_on+0xbd/0x310 [ 461.104373] ? __lock_acquire+0x62f/0x4c20 [ 461.108409] ? kasan_check_read+0x11/0x20 [ 461.112451] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 461.116404] ? trace_hardirqs_off_caller+0x310/0x310 [ 461.121661] ? should_fail+0x22d/0xd01 [ 461.126742] ? __init_swait_queue_head+0x150/0x150 [ 461.132270] ? mark_held_locks+0x130/0x130 [ 461.137435] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 461.141296] ? mark_held_locks+0x130/0x130 [ 461.145853] ? finish_swait+0x25d/0x430 [ 461.150936] ? print_usage_bug+0xc0/0xc0 [ 461.155247] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 461.159456] ? find_held_lock+0x36/0x1c0 [ 461.163593] ? swake_up_locked+0x360/0x360 [ 461.168671] ? zap_class+0x640/0x640 [ 461.173758] ? trace_hardirqs_off_caller+0x310/0x310 [ 461.177641] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.182632] ? perf_trace_sched_process_exec+0x860/0x860 [ 461.186848] ? check_preemption_disabled+0x48/0x280 [ 461.191926] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.196150] ? __lock_is_held+0xb5/0x140 [ 461.200103] rcu_gp_kthread+0x341/0xc70 [ 461.204141] __alloc_pages_nodemask+0xa80/0xde0 [ 461.208701] ? rcu_gp_init+0x1260/0x1260 [ 461.212734] ? zap_class+0x640/0x640 [ 461.216948] ? mark_held_locks+0x130/0x130 [ 461.220641] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 461.225723] ? __schedule+0x168a/0x21d0 [ 461.231255] ? find_held_lock+0x36/0x1c0 [ 461.236680] ? _raw_spin_unlock_irq+0x27/0x80 [ 461.242170] ? ____cache_alloc_node+0x1c7/0x1e0 [ 461.247776] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 461.251817] ? lock_downgrade+0x900/0x900 [ 461.255774] ? trace_hardirqs_on+0xbd/0x310 [ 461.260439] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.264478] ? kasan_check_read+0x11/0x20 [ 461.268172] cache_grow_begin+0xa5/0x8c0 [ 461.272382] ? __schedule+0x168a/0x21d0 [ 461.277373] ? do_raw_spin_unlock+0xa7/0x330 [ 461.281343] ? trace_hardirqs_off_caller+0x310/0x310 [ 461.285388] fallback_alloc+0x204/0x2e0 [ 461.289856] ? lock_pin_lock+0x350/0x350 [ 461.294508] ____cache_alloc_node+0x1c7/0x1e0 [ 461.299072] ? _raw_spin_unlock_irq+0x60/0x80 [ 461.303199] kmem_cache_alloc_node+0xe3/0x730 [ 461.307502] ? __schedule+0x168a/0x21d0 [ 461.313016] ? mark_held_locks+0xc7/0x130 [ 461.317139] ? __switch_to_asm+0x40/0x70 [ 461.321186] __alloc_skb+0x119/0x770 [ 461.325133] ? __switch_to_asm+0x40/0x70 [ 461.329530] ? netdev_alloc_frag+0x1f0/0x1f0 [ 461.334615] ? show_schedstat+0x731/0xf30 [ 461.338565] ? do_raw_spin_trylock+0x270/0x270 [ 461.342607] ? __sched_text_start+0x8/0x8 [ 461.347198] ? kmem_cache_alloc_trace+0x353/0x750 [ 461.351678] ? find_held_lock+0x36/0x1c0 [ 461.356147] ? queue_work_on+0x12c/0x1e0 [ 461.360106] ? __kthread_parkme+0xce/0x1a0 [ 461.364249] ? switchdev_port_obj_del+0xdc/0x440 [ 461.368288] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 461.372068] ? switchdev_trans_item_enqueue+0x260/0x260 [ 461.376106] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 461.380498] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 461.384628] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 461.389188] __br_mdb_notify+0x4ff/0x15d0 [ 461.393311] ? trace_hardirqs_on+0xbd/0x310 [ 461.398131] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 461.402168] ? kasan_check_read+0x11/0x20 [ 461.406214] ? __br_mdb_add+0x7f0/0x7f0 [ 461.410531] ? __kthread_parkme+0xce/0x1a0 [ 461.415267] ? mark_held_locks+0x130/0x130 [ 461.420363] ? trace_hardirqs_off_caller+0x310/0x310 [ 461.425708] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 461.430794] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 461.435785] ? debug_object_assert_init+0x368/0x4b0 [ 461.440345] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 461.444473] ? debug_object_init_on_stack+0x20/0x20 [ 461.449047] ? __kthread_parkme+0xfb/0x1a0 [ 461.454129] ? zap_class+0x640/0x640 [ 461.458256] ? rcu_gp_init+0x1260/0x1260 [ 461.462208] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.466442] kthread+0x35a/0x440 [ 461.470654] br_mdb_notify+0x310/0x410 [ 461.475739] ? kthread_stop+0x900/0x900 [ 461.480828] ? br_mdb_dump+0x27b0/0x27b0 [ 461.485909] ret_from_fork+0x3a/0x50 [ 461.490929] br_multicast_del_pg+0x3df/0x790 [ 461.496624] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 461.501521] ? br_mdb_ip_get+0x940/0x940 [ 461.505830] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 461.509433] ? rwlock_bug.part.2+0x90/0x90 [ 461.513463] rsyslogd cpuset=/ mems_allowed=0 [ 461.518989] ? __lock_is_held+0xb5/0x140 [ 461.575577] br_multicast_port_group_expired+0x189/0x1e0 [ 461.581026] call_timer_fn+0x272/0x920 [ 461.584909] ? br_multicast_del_pg+0x790/0x790 [ 461.589486] ? process_timeout+0x40/0x40 [ 461.593563] ? mark_held_locks+0xc7/0x130 [ 461.597879] ? _raw_spin_unlock_irq+0x27/0x80 [ 461.602363] ? _raw_spin_unlock_irq+0x27/0x80 [ 461.606850] ? br_multicast_del_pg+0x790/0x790 [ 461.611430] ? lockdep_hardirqs_on+0x296/0x5b0 [ 461.616010] ? trace_hardirqs_on+0xbd/0x310 [ 461.620327] ? kasan_check_read+0x11/0x20 [ 461.624465] ? __run_timers+0x7da/0xc70 [ 461.628436] ? trace_hardirqs_off_caller+0x310/0x310 [ 461.633642] ? br_multicast_del_pg+0x790/0x790 [ 461.638229] ? br_multicast_del_pg+0x790/0x790 [ 461.642805] __run_timers+0x7e5/0xc70 [ 461.646736] ? timer_fixup_init+0x70/0x70 [ 461.650885] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 461.655900] ? zap_class+0x640/0x640 [ 461.659616] ? print_usage_bug+0xc0/0xc0 [ 461.663677] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 461.668872] ? find_held_lock+0x36/0x1c0 [ 461.672932] ? zap_class+0x640/0x640 [ 461.676647] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.682177] ? check_preemption_disabled+0x48/0x280 [ 461.687207] ? __lock_is_held+0xb5/0x140 [ 461.691264] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.696794] ? check_preemption_disabled+0x48/0x280 [ 461.701808] run_timer_softirq+0x52/0xb0 [ 461.705862] ? rcu_read_lock_sched_held+0x14f/0x180 [ 461.710961] __do_softirq+0x308/0xb7e [ 461.714773] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 461.719260] ? lock_downgrade+0x900/0x900 [ 461.723402] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 461.728505] ? pvclock_read_flags+0x160/0x160 [ 461.732995] ? lapic_next_event+0x5a/0x90 [ 461.737140] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.742675] ? kvm_clock_read+0x18/0x30 [ 461.746645] ? kvm_sched_clock_read+0x9/0x20 [ 461.751048] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 461.756577] ? check_preemption_disabled+0x48/0x280 [ 461.761614] irq_exit+0x17f/0x1c0 [ 461.765063] smp_apic_timer_interrupt+0x1cb/0x760 [ 461.769904] ? smp_reschedule_interrupt+0x109/0x650 [ 461.774916] ? smp_call_function_single_interrupt+0x650/0x650 [ 461.780792] ? interrupt_entry+0xb5/0xc0 [ 461.784851] ? trace_hardirqs_off_caller+0xbb/0x310 [ 461.789864] ? trace_hardirqs_off_caller+0xbb/0x310 [ 461.794875] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 461.799720] ? trace_hardirqs_on_caller+0x310/0x310 [ 461.804732] ? trace_hardirqs_on_caller+0x310/0x310 [ 461.809740] ? task_prio+0x50/0x50 [ 461.813273] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 461.818805] ? check_preemption_disabled+0x48/0x280 [ 461.823829] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 461.828668] apic_timer_interrupt+0xf/0x20 [ 461.832889] [ 461.835131] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 461.840147] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 461.859037] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 461.866745] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 461.874015] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 461.881275] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 461.888534] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 461.895797] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 461.903069] ? list_lru_count_one+0x1c4/0x450 [ 461.907563] list_lru_count_one+0x2fb/0x450 [ 461.911877] ? list_lru_isolate_move+0x3c0/0x3c0 [ 461.916625] ? deferred_split_count+0x65/0x170 [ 461.921208] ? shrink_huge_zero_page_count+0xc8/0x100 [ 461.926397] super_cache_count+0x153/0x2e0 [ 461.930629] do_shrink_slab+0x1b1/0xd30 [ 461.934615] ? lock_acquire+0x1ed/0x520 [ 461.938599] ? snapshot_refaults+0x290/0x290 [ 461.943003] ? lock_release+0xa00/0xa00 [ 461.946981] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 461.951917] ? down_read_trylock+0xda/0x140 [ 461.956225] ? shrink_slab+0x207/0x8c0 [ 461.960105] ? downgrade_write+0x270/0x270 [ 461.964340] shrink_slab+0x389/0x8c0 [ 461.968047] ? shrink_active_list+0x1f00/0x1f00 [ 461.972721] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 461.978342] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 461.983459] ? cgroup_procs_write_finish+0xf0/0xf0 [ 461.988387] ? find_held_lock+0x36/0x1c0 [ 461.992446] shrink_node+0x431/0x16b0 [ 461.996242] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 462.001536] ? shrink_node_memcg+0x18f0/0x18f0 [ 462.006112] ? kvm_clock_read+0x18/0x30 [ 462.010083] ? ktime_get+0x2c1/0x400 [ 462.013792] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 462.018281] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 462.023812] ? __cpuset_node_allowed+0x19b/0x660 [ 462.028563] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 462.034266] ? delayacct_end+0x5a/0x100 [ 462.038242] do_try_to_free_pages+0x3e7/0x1290 [ 462.042817] ? zap_class+0x640/0x640 [ 462.046556] ? shrink_node+0x16b0/0x16b0 [ 462.050637] ? __lock_is_held+0xb5/0x140 [ 462.054718] try_to_free_pages+0x4d0/0xb90 [ 462.058949] ? do_try_to_free_pages+0x1290/0x1290 [ 462.063800] ? lock_acquire+0x1ed/0x520 [ 462.067768] ? set_page_refcounted+0x280/0x280 [ 462.072652] ? lock_release+0xa00/0xa00 [ 462.076624] ? _raw_spin_unlock_irq+0x60/0x80 [ 462.081114] ? psi_memstall_enter+0x240/0x2b0 [ 462.085607] ? psi_memstall_tick+0x230/0x230 [ 462.090023] __alloc_pages_slowpath+0xa14/0x2e10 [ 462.094828] ? warn_alloc+0x120/0x120 [ 462.098622] ? mark_held_locks+0x130/0x130 [ 462.102859] ? find_get_entry+0xaae/0x1120 [ 462.107095] ? filemap_map_pages+0x1a20/0x1a20 [ 462.111674] ? zap_class+0x640/0x640 [ 462.115395] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.120930] ? check_preemption_disabled+0x48/0x280 [ 462.125942] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 462.131476] ? should_fail+0x22d/0xd01 [ 462.135366] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 462.140469] ? zap_class+0x640/0x640 [ 462.144206] ? __lock_is_held+0xb5/0x140 [ 462.148268] ? mark_held_locks+0x130/0x130 [ 462.152623] ? lock_release+0xa00/0xa00 [ 462.156596] ? perf_trace_sched_process_exec+0x860/0x860 [ 462.162042] ? xa_load+0x2ba/0x460 [ 462.165581] ? lock_downgrade+0x900/0x900 [ 462.169727] ? __might_sleep+0x95/0x190 [ 462.173789] __alloc_pages_nodemask+0xa80/0xde0 [ 462.178457] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 462.183465] ? __page_cache_alloc+0x191/0x5c0 [ 462.187954] ? xa_load+0x2e1/0x460 [ 462.191488] ? xa_clear_mark+0x40/0x40 [ 462.195373] ? zap_class+0x640/0x640 [ 462.199088] ? zap_class+0x640/0x640 [ 462.202914] ? zap_class+0x640/0x640 [ 462.206620] ? __do_page_cache_readahead+0x663/0x810 [ 462.211736] ? find_held_lock+0x36/0x1c0 [ 462.215800] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 462.221350] alloc_pages_current+0x173/0x350 [ 462.225763] __page_cache_alloc+0x38c/0x5c0 [ 462.230079] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 462.235002] ? kasan_check_read+0x11/0x20 [ 462.239147] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 462.244425] ? generic_perform_write+0x6a0/0x6a0 [ 462.249187] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 462.254724] ? check_preemption_disabled+0x48/0x280 [ 462.259743] filemap_fault+0x1595/0x25f0 [ 462.263810] ? __lock_page_or_retry+0xa00/0xa00 [ 462.268477] ? mark_held_locks+0x130/0x130 [ 462.272716] ? filemap_map_pages+0xd6b/0x1a20 [ 462.277208] ? lock_downgrade+0x900/0x900 [ 462.281350] ? check_preemption_disabled+0x48/0x280 [ 462.286364] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 462.291286] ? kasan_check_read+0x11/0x20 [ 462.295815] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 462.301083] ? rcu_softirq_qs+0x20/0x20 [ 462.305069] ? filemap_map_pages+0xd92/0x1a20 [ 462.309569] ? find_get_entries_tag+0x1400/0x1400 [ 462.314405] ? debug_object_destroy+0x2b0/0x2b0 [ 462.319070] ? lock_pi_update_atomic+0x150/0x150 [ 462.323821] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.329362] ? lock_acquire+0x1ed/0x520 [ 462.333334] ? ext4_filemap_fault+0x7a/0xad [ 462.337674] ? lock_release+0xa00/0xa00 [ 462.341640] ? perf_trace_sched_process_exec+0x860/0x860 [ 462.347089] ? print_usage_bug+0xc0/0xc0 [ 462.351144] ? print_usage_bug+0xc0/0xc0 [ 462.355219] ? down_read+0x8d/0x120 [ 462.358839] ? ext4_filemap_fault+0x7a/0xad [ 462.363153] ? __down_interruptible+0x700/0x700 [ 462.367977] ext4_filemap_fault+0x82/0xad [ 462.372117] __do_fault+0x100/0x6b0 [ 462.375739] ? pmd_devmap_trans_unstable+0x220/0x220 [ 462.380837] ? mark_held_locks+0x130/0x130 [ 462.385069] ? mark_held_locks+0x130/0x130 [ 462.389324] ? __might_fault+0x12b/0x1e0 [ 462.393378] ? lock_downgrade+0x900/0x900 [ 462.397544] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 462.403075] __handle_mm_fault+0x3ea0/0x5be0 [ 462.407498] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 462.412357] ? _copy_to_user+0xc8/0x110 [ 462.416333] ? zap_class+0x640/0x640 [ 462.420044] ? zap_class+0x640/0x640 [ 462.423746] ? __x64_sys_futex+0x53e/0x6a0 [ 462.427975] ? find_held_lock+0x36/0x1c0 [ 462.432039] ? handle_mm_fault+0x42a/0xc70 [ 462.436271] ? lock_downgrade+0x900/0x900 [ 462.440426] ? check_preemption_disabled+0x48/0x280 [ 462.445437] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 462.450357] ? kasan_check_read+0x11/0x20 [ 462.454513] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 462.459782] ? rcu_softirq_qs+0x20/0x20 [ 462.463745] ? trace_hardirqs_off_caller+0x310/0x310 [ 462.468836] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 462.474360] ? check_preemption_disabled+0x48/0x280 [ 462.479462] handle_mm_fault+0x54f/0xc70 [ 462.483519] ? __handle_mm_fault+0x5be0/0x5be0 [ 462.488102] ? find_vma+0x34/0x190 [ 462.491641] __do_page_fault+0x5e8/0xe60 [ 462.495712] ? trace_hardirqs_off+0xb8/0x310 [ 462.500134] do_page_fault+0xf2/0x7e0 [ 462.503939] ? vmalloc_sync_all+0x30/0x30 [ 462.508204] ? error_entry+0x70/0xd0 [ 462.511913] ? trace_hardirqs_off_caller+0xbb/0x310 [ 462.516919] ? trace_hardirqs_on_caller+0xc0/0x310 [ 462.521859] ? syscall_return_slowpath+0x5e0/0x5e0 [ 462.526782] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 462.531620] ? trace_hardirqs_on_caller+0x310/0x310 [ 462.537583] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 462.543033] ? prepare_exit_to_usermode+0x291/0x3b0 [ 462.548043] ? page_fault+0x8/0x30 [ 462.551582] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 462.556420] ? page_fault+0x8/0x30 [ 462.559958] page_fault+0x1e/0x30 [ 462.563404] RIP: 0033:0x45ddf3 [ 462.566602] Code: Bad RIP value. [ 462.569959] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 462.575318] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 462.582577] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 462.589840] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 462.597102] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 462.604365] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 462.611644] Mem-Info: [ 462.611654] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 462.611666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 462.614070] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 462.614070] active_file:13 inactive_file:12 isolated_file:0 [ 462.614070] unevictable:0 dirty:0 writeback:0 unstable:0 [ 462.614070] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 462.614070] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 462.614070] free:13770 free_pcp:132 free_cma:0 [ 462.620882] Call Trace: [ 462.630257] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 462.663267] [ 462.665836] 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 [ 462.693674] dump_stack+0x244/0x39d [ 462.695791] lowmem_reserve[]: 0 2818 6321 6321 [ 462.721886] ? dump_stack_print_info.cold.1+0x20/0x20 [ 462.725481] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 462.730056] warn_alloc.cold.116+0xb7/0x1bd [ 462.735211] lowmem_reserve[]: 0 0 3503 3503 [ 462.762522] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 462.766812] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 462.771120] ? lock_downgrade+0x900/0x900 [ 462.775941] lowmem_reserve[]: 0 0 0 0 [ 462.804907] ? trace_hardirqs_off+0xb8/0x310 [ 462.809104] 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 [ 462.812905] ? trace_hardirqs_off+0xb8/0x310 [ 462.817280] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 462.830802] __alloc_pages_slowpath+0x26e8/0x2e10 [ 462.835264] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 462.850535] ? warn_alloc+0x120/0x120 [ 462.855350] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 462.870503] ? warn_alloc+0x120/0x120 [ 462.874278] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 462.883097] ? warn_alloc+0x120/0x120 [ 462.886889] 2701 total pagecache pages [ 462.895461] ? print_usage_bug+0xc0/0xc0 [ 462.899237] 0 pages in swap cache [ 462.903104] ? print_usage_bug+0xc0/0xc0 [ 462.907136] Swap cache stats: add 0, delete 0, find 0/0 [ 462.907145] Free swap = 0kB [ 462.910579] ? zap_class+0x640/0x640 [ 462.914609] Total swap = 0kB [ 462.920058] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 462.923043] 1965979 pages RAM [ 462.926737] ? should_fail+0x22d/0xd01 [ 462.929740] 0 pages HighMem/MovableOnly [ 462.935269] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 462.938344] 342853 pages reserved [ 462.942216] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 462.946158] 0 pages cma reserved [ 462.951338] ? __lock_acquire+0x62f/0x4c20 [ 462.954906] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 462.959853] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 462.963278] syz-fuzzer cpuset=/ mems_allowed=0 [ 462.967497] ? should_fail+0x22d/0xd01 [ 462.991256] ? mark_held_locks+0x130/0x130 [ 462.995492] ? mark_held_locks+0x130/0x130 [ 462.999746] ? print_usage_bug+0xc0/0xc0 [ 463.003802] ? find_held_lock+0x36/0x1c0 [ 463.007862] ? zap_class+0x640/0x640 [ 463.011575] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.017105] ? check_preemption_disabled+0x48/0x280 [ 463.022145] ? __lock_is_held+0xb5/0x140 [ 463.026206] __alloc_pages_nodemask+0xa80/0xde0 [ 463.030879] ? zap_class+0x640/0x640 [ 463.034593] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 463.039615] ? find_held_lock+0x36/0x1c0 [ 463.043677] ? ____cache_alloc_node+0x1c7/0x1e0 [ 463.048340] ? lock_downgrade+0x900/0x900 [ 463.052489] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.058039] cache_grow_begin+0xa5/0x8c0 [ 463.062096] ? do_raw_spin_unlock+0xa7/0x330 [ 463.066523] fallback_alloc+0x204/0x2e0 [ 463.070586] ____cache_alloc_node+0x1c7/0x1e0 [ 463.075078] kmem_cache_alloc_node+0xe3/0x730 [ 463.079568] ? mark_held_locks+0xc7/0x130 [ 463.083725] __alloc_skb+0x119/0x770 [ 463.087433] ? netdev_alloc_frag+0x1f0/0x1f0 [ 463.091831] ? do_raw_spin_trylock+0x270/0x270 [ 463.096408] ? kmem_cache_alloc_trace+0x353/0x750 [ 463.101248] ? queue_work_on+0x12c/0x1e0 [ 463.105306] ? switchdev_port_obj_del+0xdc/0x440 [ 463.110052] ? switchdev_trans_item_enqueue+0x260/0x260 [ 463.115427] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 463.120441] __br_mdb_notify+0x4ff/0x15d0 [ 463.124593] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 463.129696] ? __br_mdb_add+0x7f0/0x7f0 [ 463.133665] ? mark_held_locks+0x130/0x130 [ 463.137987] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 463.143085] ? debug_object_assert_init+0x368/0x4b0 [ 463.148106] ? trace_hardirqs_off_caller+0x310/0x310 [ 463.153233] ? debug_object_init_on_stack+0x20/0x20 [ 463.158242] ? zap_class+0x640/0x640 [ 463.161957] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.167506] br_mdb_notify+0x310/0x410 [ 463.171389] ? br_mdb_dump+0x27b0/0x27b0 [ 463.175459] br_multicast_del_pg+0x3df/0x790 [ 463.179870] ? br_mdb_ip_get+0x940/0x940 [ 463.183927] ? rwlock_bug.part.2+0x90/0x90 [ 463.188164] ? __lock_is_held+0xb5/0x140 [ 463.192225] br_multicast_port_group_expired+0x189/0x1e0 [ 463.197671] call_timer_fn+0x272/0x920 [ 463.201552] ? br_multicast_del_pg+0x790/0x790 [ 463.206137] ? process_timeout+0x40/0x40 [ 463.210197] ? mark_held_locks+0xc7/0x130 [ 463.214341] ? _raw_spin_unlock_irq+0x27/0x80 [ 463.218827] ? _raw_spin_unlock_irq+0x27/0x80 [ 463.223316] ? br_multicast_del_pg+0x790/0x790 [ 463.227895] ? lockdep_hardirqs_on+0x296/0x5b0 [ 463.232488] ? trace_hardirqs_on+0xbd/0x310 [ 463.236802] ? kasan_check_read+0x11/0x20 [ 463.241215] ? __run_timers+0x7da/0xc70 [ 463.245184] ? trace_hardirqs_off_caller+0x310/0x310 [ 463.250281] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 463.254599] ? br_multicast_del_pg+0x790/0x790 [ 463.259170] __run_timers+0x7e5/0xc70 [ 463.262999] ? timer_fixup_init+0x70/0x70 [ 463.267146] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 463.272151] ? zap_class+0x640/0x640 [ 463.275860] ? print_usage_bug+0xc0/0xc0 [ 463.279917] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 463.285116] ? find_held_lock+0x36/0x1c0 [ 463.289191] ? zap_class+0x640/0x640 [ 463.292904] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.298437] ? check_preemption_disabled+0x48/0x280 [ 463.303457] ? __lock_is_held+0xb5/0x140 [ 463.307514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.313044] ? check_preemption_disabled+0x48/0x280 [ 463.318059] run_timer_softirq+0x52/0xb0 [ 463.322127] ? rcu_read_lock_sched_held+0x14f/0x180 [ 463.327143] __do_softirq+0x308/0xb7e [ 463.330940] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 463.335424] ? lock_downgrade+0x900/0x900 [ 463.339589] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 463.344692] ? pvclock_read_flags+0x160/0x160 [ 463.349197] ? lapic_next_event+0x5a/0x90 [ 463.353339] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.358874] ? kvm_clock_read+0x18/0x30 [ 463.362840] ? kvm_sched_clock_read+0x9/0x20 [ 463.367247] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 463.372779] ? check_preemption_disabled+0x48/0x280 [ 463.377798] irq_exit+0x17f/0x1c0 [ 463.381249] smp_apic_timer_interrupt+0x1cb/0x760 [ 463.386081] ? smp_reschedule_interrupt+0x109/0x650 [ 463.391103] ? smp_call_function_single_interrupt+0x650/0x650 [ 463.396978] ? interrupt_entry+0xb5/0xc0 [ 463.401040] ? trace_hardirqs_off_caller+0xbb/0x310 [ 463.406165] ? trace_hardirqs_off_caller+0xbb/0x310 [ 463.411176] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 463.416027] ? trace_hardirqs_on_caller+0x310/0x310 [ 463.421037] ? trace_hardirqs_on_caller+0x310/0x310 [ 463.426044] ? task_prio+0x50/0x50 [ 463.429609] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.435158] ? check_preemption_disabled+0x48/0x280 [ 463.440193] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 463.445033] apic_timer_interrupt+0xf/0x20 [ 463.449253] [ 463.451502] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 463.456511] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 463.475486] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 463.483187] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 463.490448] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 463.497713] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 463.504975] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 463.512235] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 463.519523] rcu_read_lock_held+0xa9/0xc0 [ 463.523667] list_lru_count_one+0x31a/0x450 [ 463.527986] ? list_lru_isolate_move+0x3c0/0x3c0 [ 463.532739] ? shmem_free_inode+0xd0/0xd0 [ 463.536883] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 463.542420] ? ubifs_shrink_count+0xc4/0x100 [ 463.546842] super_cache_count+0x153/0x2e0 [ 463.551078] do_shrink_slab+0x1b1/0xd30 [ 463.555082] ? lock_acquire+0x1ed/0x520 [ 463.559069] ? snapshot_refaults+0x290/0x290 [ 463.563484] ? lock_release+0xa00/0xa00 [ 463.567458] ? perf_trace_sched_process_exec+0x860/0x860 [ 463.572915] ? down_read_trylock+0xda/0x140 [ 463.577232] ? shrink_slab+0x207/0x8c0 [ 463.581120] ? downgrade_write+0x270/0x270 [ 463.585358] shrink_slab+0x389/0x8c0 [ 463.589066] ? shrink_active_list+0x1f00/0x1f00 [ 463.593743] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 463.599363] ? trace_hardirqs_on+0xbd/0x310 [ 463.603694] ? vmpressure+0x271/0x340 [ 463.607519] ? trace_hardirqs_off_caller+0x310/0x310 [ 463.612622] ? cgroup_procs_write_finish+0xf0/0xf0 [ 463.617559] shrink_node+0x431/0x16b0 [ 463.621359] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 463.626651] ? shrink_node_memcg+0x18f0/0x18f0 [ 463.631227] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 463.635806] ? trace_hardirqs_on+0xbd/0x310 [ 463.640123] ? vmpressure+0x271/0x340 [ 463.643922] ? do_raw_spin_unlock+0xa7/0x330 [ 463.648346] ? do_raw_spin_trylock+0x270/0x270 [ 463.652927] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 463.658460] ? __cpuset_node_allowed+0x19b/0x660 [ 463.663211] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 463.668915] ? vmpressure+0x1a2/0x340 [ 463.672719] do_try_to_free_pages+0x3e7/0x1290 [ 463.677315] ? shrink_node+0x16b0/0x16b0 [ 463.681371] ? __lock_is_held+0xb5/0x140 [ 463.685436] try_to_free_pages+0x4d0/0xb90 [ 463.689668] ? do_try_to_free_pages+0x1290/0x1290 [ 463.694519] ? lock_acquire+0x1ed/0x520 [ 463.698487] ? set_page_refcounted+0x280/0x280 [ 463.703068] ? lock_release+0xa00/0xa00 [ 463.707044] ? _raw_spin_unlock_irq+0x60/0x80 [ 463.711532] ? psi_memstall_enter+0x240/0x2b0 [ 463.716037] ? psi_memstall_tick+0x230/0x230 [ 463.720441] ? trace_hardirqs_off+0xb8/0x310 [ 463.724850] __alloc_pages_slowpath+0xa14/0x2e10 [ 463.729629] ? warn_alloc+0x120/0x120 [ 463.733424] ? mark_held_locks+0x130/0x130 [ 463.737665] ? warn_alloc+0x120/0x120 [ 463.741459] ? print_usage_bug+0xc0/0xc0 [ 463.745517] ? print_usage_bug+0xc0/0xc0 [ 463.749585] ? print_usage_bug+0xc0/0xc0 [ 463.753643] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 463.759190] ? should_fail+0x22d/0xd01 [ 463.763069] ? zap_class+0x640/0x640 [ 463.766802] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 463.771910] ? zap_class+0x640/0x640 [ 463.775620] ? zap_class+0x640/0x640 [ 463.779344] ? __lock_is_held+0xb5/0x140 [ 463.783421] ? zap_class+0x640/0x640 [ 463.787130] ? lock_release+0xa00/0xa00 [ 463.791112] ? perf_trace_sched_process_exec+0x860/0x860 [ 463.796560] ? check_preemption_disabled+0x48/0x280 [ 463.801582] ? __might_sleep+0x95/0x190 [ 463.805554] __alloc_pages_nodemask+0xa80/0xde0 [ 463.810217] ? zap_class+0x640/0x640 [ 463.813929] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 463.818946] ? mark_held_locks+0xc7/0x130 [ 463.823098] ? cache_grow_begin+0x65/0x8c0 [ 463.827326] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 463.831904] ? trace_hardirqs_on+0xbd/0x310 [ 463.836224] ? fallback_alloc+0x204/0x2e0 [ 463.840370] ? trace_hardirqs_off_caller+0x310/0x310 [ 463.845472] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 463.851017] cache_grow_begin+0xa5/0x8c0 [ 463.855158] ? do_raw_spin_unlock+0xa7/0x330 [ 463.859567] fallback_alloc+0x204/0x2e0 [ 463.863541] ____cache_alloc_node+0x1c7/0x1e0 [ 463.868035] kmem_cache_alloc_trace+0x214/0x750 [ 463.872706] do_syslog+0xb9b/0x1690 [ 463.876333] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 463.881346] ? finish_wait+0x430/0x430 [ 463.885230] ? aa_path_link+0x5e0/0x5e0 [ 463.889208] kmsg_read+0x8f/0xc0 [ 463.892592] ? kmsg_poll+0xb0/0xb0 [ 463.896149] proc_reg_read+0x2a3/0x3d0 [ 463.900034] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 463.904959] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 463.909538] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.915080] ? fsnotify+0x4e5/0xf20 [ 463.918708] __vfs_read+0x117/0x9b0 [ 463.922330] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 463.927251] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 463.932175] ? vfs_copy_file_range+0xb90/0xb90 [ 463.936956] ? fsnotify+0xf20/0xf20 [ 463.940688] ? fsnotify_first_mark+0x350/0x350 [ 463.945277] ? security_file_permission+0x1c2/0x220 [ 463.950288] ? rw_verify_area+0x118/0x360 [ 463.954431] vfs_read+0x17f/0x3c0 [ 463.957880] ksys_read+0x101/0x260 [ 463.961422] ? kernel_write+0x120/0x120 [ 463.965391] ? trace_hardirqs_off_caller+0x310/0x310 [ 463.970495] __x64_sys_read+0x73/0xb0 [ 463.974296] do_syscall_64+0x1b9/0x820 [ 463.978180] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 463.983559] ? syscall_return_slowpath+0x5e0/0x5e0 [ 463.988482] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 463.993324] ? trace_hardirqs_on_caller+0x310/0x310 [ 463.998339] ? prepare_exit_to_usermode+0x291/0x3b0 [ 464.003353] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 464.008197] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 464.013380] RIP: 0033:0x7f126a43d1fd [ 464.017109] Code: Bad RIP value. [ 464.020483] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 464.028188] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 464.035448] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 464.043238] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 464.050499] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 464.057772] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 464.065081] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 464.065230] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 464.072279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 464.072287] Call Trace: [ 464.082321] rsyslogd cpuset=/ mems_allowed=0 [ 464.091654] [ 464.100753] dump_stack+0x244/0x39d [ 464.104389] ? dump_stack_print_info.cold.1+0x20/0x20 [ 464.109588] warn_alloc.cold.116+0xb7/0x1bd [ 464.113910] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 464.118751] ? lock_downgrade+0x900/0x900 [ 464.122905] ? trace_hardirqs_off+0xb8/0x310 [ 464.127486] ? trace_hardirqs_off+0xb8/0x310 [ 464.131996] __alloc_pages_slowpath+0x26e8/0x2e10 [ 464.136859] ? warn_alloc+0x120/0x120 [ 464.140662] ? warn_alloc+0x120/0x120 [ 464.144464] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 464.149481] ? warn_alloc+0x120/0x120 [ 464.153280] ? print_usage_bug+0xc0/0xc0 [ 464.157339] ? print_usage_bug+0xc0/0xc0 [ 464.161396] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 464.166677] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 464.172209] ? should_fail+0x22d/0xd01 [ 464.176097] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 464.181203] ? __lock_acquire+0x62f/0x4c20 [ 464.185434] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 464.190544] ? should_fail+0x22d/0xd01 [ 464.194438] ? mark_held_locks+0x130/0x130 [ 464.199191] ? mark_held_locks+0x130/0x130 [ 464.203418] ? print_usage_bug+0xc0/0xc0 [ 464.207476] ? find_held_lock+0x36/0x1c0 [ 464.211536] ? zap_class+0x640/0x640 [ 464.215252] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.220786] ? check_preemption_disabled+0x48/0x280 [ 464.225809] ? __lock_is_held+0xb5/0x140 [ 464.229874] __alloc_pages_nodemask+0xa80/0xde0 [ 464.234562] ? zap_class+0x640/0x640 [ 464.238279] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 464.243299] ? find_held_lock+0x36/0x1c0 [ 464.247364] ? ____cache_alloc_node+0x1c7/0x1e0 [ 464.252028] ? lock_downgrade+0x900/0x900 [ 464.256186] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.261723] cache_grow_begin+0xa5/0x8c0 [ 464.265778] ? do_raw_spin_unlock+0xa7/0x330 [ 464.270188] fallback_alloc+0x204/0x2e0 [ 464.274170] ____cache_alloc_node+0x1c7/0x1e0 [ 464.278667] kmem_cache_alloc_node+0xe3/0x730 [ 464.283154] ? mark_held_locks+0xc7/0x130 [ 464.287308] __alloc_skb+0x119/0x770 [ 464.291029] ? netdev_alloc_frag+0x1f0/0x1f0 [ 464.295437] ? do_raw_spin_trylock+0x270/0x270 [ 464.300018] ? kmem_cache_alloc_trace+0x353/0x750 [ 464.304864] ? queue_work_on+0x12c/0x1e0 [ 464.308924] ? switchdev_port_obj_del+0xdc/0x440 [ 464.313674] ? switchdev_trans_item_enqueue+0x260/0x260 [ 464.319034] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 464.324067] __br_mdb_notify+0x4ff/0x15d0 [ 464.328211] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 464.333422] ? __br_mdb_add+0x7f0/0x7f0 [ 464.337395] ? mark_held_locks+0x130/0x130 [ 464.341631] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 464.346730] ? debug_object_assert_init+0x368/0x4b0 [ 464.351748] ? debug_object_init_on_stack+0x20/0x20 [ 464.356756] ? zap_class+0x640/0x640 [ 464.360481] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.366019] br_mdb_notify+0x310/0x410 [ 464.369913] ? br_mdb_dump+0x27b0/0x27b0 [ 464.374184] br_multicast_del_pg+0x3df/0x790 [ 464.378593] ? br_mdb_ip_get+0x940/0x940 [ 464.382651] ? rwlock_bug.part.2+0x90/0x90 [ 464.386883] ? __lock_is_held+0xb5/0x140 [ 464.390948] br_multicast_port_group_expired+0x189/0x1e0 [ 464.396393] call_timer_fn+0x272/0x920 [ 464.400370] ? br_multicast_del_pg+0x790/0x790 [ 464.404947] ? process_timeout+0x40/0x40 [ 464.409012] ? mark_held_locks+0xc7/0x130 [ 464.413161] ? _raw_spin_unlock_irq+0x27/0x80 [ 464.417648] ? _raw_spin_unlock_irq+0x27/0x80 [ 464.422155] ? br_multicast_del_pg+0x790/0x790 [ 464.426732] ? lockdep_hardirqs_on+0x296/0x5b0 [ 464.431308] ? trace_hardirqs_on+0xbd/0x310 [ 464.435623] ? kasan_check_read+0x11/0x20 [ 464.439768] ? __run_timers+0x7da/0xc70 [ 464.443739] ? trace_hardirqs_off_caller+0x310/0x310 [ 464.448842] ? br_multicast_del_pg+0x790/0x790 [ 464.453424] ? br_multicast_del_pg+0x790/0x790 [ 464.457998] __run_timers+0x7e5/0xc70 [ 464.461806] ? timer_fixup_init+0x70/0x70 [ 464.465950] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 464.470962] ? zap_class+0x640/0x640 [ 464.474673] ? print_usage_bug+0xc0/0xc0 [ 464.478727] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 464.483913] ? find_held_lock+0x36/0x1c0 [ 464.488096] ? zap_class+0x640/0x640 [ 464.491807] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.497393] ? check_preemption_disabled+0x48/0x280 [ 464.502411] ? __lock_is_held+0xb5/0x140 [ 464.506470] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.512004] ? check_preemption_disabled+0x48/0x280 [ 464.517039] run_timer_softirq+0x52/0xb0 [ 464.521097] ? rcu_read_lock_sched_held+0x14f/0x180 [ 464.526111] __do_softirq+0x308/0xb7e [ 464.529910] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 464.534400] ? lock_downgrade+0x900/0x900 [ 464.538551] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 464.543670] ? pvclock_read_flags+0x160/0x160 [ 464.548162] ? lapic_next_event+0x5a/0x90 [ 464.552309] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.557849] ? kvm_clock_read+0x18/0x30 [ 464.561821] ? kvm_sched_clock_read+0x9/0x20 [ 464.566225] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 464.571756] ? check_preemption_disabled+0x48/0x280 [ 464.576775] irq_exit+0x17f/0x1c0 [ 464.580228] smp_apic_timer_interrupt+0x1cb/0x760 [ 464.585063] ? smp_reschedule_interrupt+0x109/0x650 [ 464.590074] ? smp_call_function_single_interrupt+0x650/0x650 [ 464.595952] ? interrupt_entry+0xb5/0xc0 [ 464.600094] ? trace_hardirqs_off_caller+0xbb/0x310 [ 464.605101] ? trace_hardirqs_off_caller+0xbb/0x310 [ 464.610115] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 464.614956] ? trace_hardirqs_on_caller+0x310/0x310 [ 464.619966] ? trace_hardirqs_on_caller+0x310/0x310 [ 464.624978] ? task_prio+0x50/0x50 [ 464.628519] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 464.634067] ? check_preemption_disabled+0x48/0x280 [ 464.639095] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 464.643937] apic_timer_interrupt+0xf/0x20 [ 464.648162] [ 464.650396] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 464.655408] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 464.674299] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 464.682000] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 464.689269] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 464.696537] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 464.703798] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 464.711062] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 464.718343] ? list_lru_count_one+0x1c4/0x450 [ 464.722844] list_lru_count_one+0x2fb/0x450 [ 464.727162] ? list_lru_isolate_move+0x3c0/0x3c0 [ 464.731915] ? deferred_split_count+0x65/0x170 [ 464.736489] ? shrink_huge_zero_page_count+0xc8/0x100 [ 464.741683] super_cache_count+0x153/0x2e0 [ 464.745920] do_shrink_slab+0x1b1/0xd30 [ 464.749892] ? lock_acquire+0x1ed/0x520 [ 464.753865] ? snapshot_refaults+0x290/0x290 [ 464.758272] ? lock_release+0xa00/0xa00 [ 464.762245] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 464.767182] ? down_read_trylock+0xda/0x140 [ 464.771506] ? shrink_slab+0x207/0x8c0 [ 464.775393] ? downgrade_write+0x270/0x270 [ 464.779636] shrink_slab+0x389/0x8c0 [ 464.783343] ? shrink_active_list+0x1f00/0x1f00 [ 464.788024] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 464.793647] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 464.798754] ? cgroup_procs_write_finish+0xf0/0xf0 [ 464.803682] ? find_held_lock+0x36/0x1c0 [ 464.807749] shrink_node+0x431/0x16b0 [ 464.811551] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 464.816847] ? shrink_node_memcg+0x18f0/0x18f0 [ 464.821430] ? kvm_clock_read+0x18/0x30 [ 464.825400] ? ktime_get+0x2c1/0x400 [ 464.829112] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 464.833604] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 464.839135] ? __cpuset_node_allowed+0x19b/0x660 [ 464.843887] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 464.849715] ? delayacct_end+0x5a/0x100 [ 464.853691] do_try_to_free_pages+0x3e7/0x1290 [ 464.858266] ? zap_class+0x640/0x640 [ 464.861987] ? shrink_node+0x16b0/0x16b0 [ 464.866049] ? __lock_is_held+0xb5/0x140 [ 464.870117] try_to_free_pages+0x4d0/0xb90 [ 464.874349] ? do_try_to_free_pages+0x1290/0x1290 [ 464.879197] ? lock_acquire+0x1ed/0x520 [ 464.883165] ? set_page_refcounted+0x280/0x280 [ 464.887745] ? lock_release+0xa00/0xa00 [ 464.891713] ? _raw_spin_unlock_irq+0x60/0x80 [ 464.896202] ? psi_memstall_enter+0x240/0x2b0 [ 464.900689] ? psi_memstall_tick+0x230/0x230 [ 464.905101] __alloc_pages_slowpath+0xa14/0x2e10 [ 464.909878] ? warn_alloc+0x120/0x120 [ 464.913671] ? mark_held_locks+0x130/0x130 [ 464.917906] ? find_get_entry+0xaae/0x1120 [ 464.922142] ? filemap_map_pages+0x1a20/0x1a20 [ 464.926728] ? zap_class+0x640/0x640 [ 464.930441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.935976] ? check_preemption_disabled+0x48/0x280 [ 464.940990] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 464.946532] ? should_fail+0x22d/0xd01 [ 464.950417] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 464.955532] ? zap_class+0x640/0x640 [ 464.959262] ? __lock_is_held+0xb5/0x140 [ 464.963322] ? mark_held_locks+0x130/0x130 [ 464.967633] ? lock_release+0xa00/0xa00 [ 464.971601] ? perf_trace_sched_process_exec+0x860/0x860 [ 464.977049] ? xa_load+0x2ba/0x460 [ 464.980584] ? lock_downgrade+0x900/0x900 [ 464.984729] ? __might_sleep+0x95/0x190 [ 464.988704] __alloc_pages_nodemask+0xa80/0xde0 [ 464.993372] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 464.998382] ? __page_cache_alloc+0x191/0x5c0 [ 465.002871] ? xa_load+0x2e1/0x460 [ 465.006405] ? xa_clear_mark+0x40/0x40 [ 465.010290] ? zap_class+0x640/0x640 [ 465.014013] ? zap_class+0x640/0x640 [ 465.017719] ? zap_class+0x640/0x640 [ 465.021429] ? __do_page_cache_readahead+0x663/0x810 [ 465.026542] ? find_held_lock+0x36/0x1c0 [ 465.030605] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 465.036143] alloc_pages_current+0x173/0x350 [ 465.040565] __page_cache_alloc+0x38c/0x5c0 [ 465.044880] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 465.050510] ? kasan_check_read+0x11/0x20 [ 465.055043] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 465.060340] ? generic_perform_write+0x6a0/0x6a0 [ 465.065095] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 465.070628] ? check_preemption_disabled+0x48/0x280 [ 465.075644] filemap_fault+0x1595/0x25f0 [ 465.079709] ? __lock_page_or_retry+0xa00/0xa00 [ 465.084378] ? mark_held_locks+0x130/0x130 [ 465.088614] ? filemap_map_pages+0xd6b/0x1a20 [ 465.093117] ? lock_downgrade+0x900/0x900 [ 465.097258] ? check_preemption_disabled+0x48/0x280 [ 465.102269] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 465.107190] ? kasan_check_read+0x11/0x20 [ 465.111335] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 465.116627] ? rcu_softirq_qs+0x20/0x20 [ 465.120607] ? filemap_map_pages+0xd92/0x1a20 [ 465.125117] ? find_get_entries_tag+0x1400/0x1400 [ 465.129957] ? debug_object_destroy+0x2b0/0x2b0 [ 465.134624] ? lock_pi_update_atomic+0x150/0x150 [ 465.139372] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.144911] ? lock_acquire+0x1ed/0x520 [ 465.148881] ? ext4_filemap_fault+0x7a/0xad [ 465.153199] ? lock_release+0xa00/0xa00 [ 465.157165] ? perf_trace_sched_process_exec+0x860/0x860 [ 465.162614] ? print_usage_bug+0xc0/0xc0 [ 465.166670] ? print_usage_bug+0xc0/0xc0 [ 465.170828] ? down_read+0x8d/0x120 [ 465.174449] ? ext4_filemap_fault+0x7a/0xad [ 465.178767] ? __down_interruptible+0x700/0x700 [ 465.183438] ext4_filemap_fault+0x82/0xad [ 465.187591] __do_fault+0x100/0x6b0 [ 465.191218] ? pmd_devmap_trans_unstable+0x220/0x220 [ 465.196320] ? mark_held_locks+0x130/0x130 [ 465.200551] ? mark_held_locks+0x130/0x130 [ 465.204781] ? __might_fault+0x12b/0x1e0 [ 465.208838] ? lock_downgrade+0x900/0x900 [ 465.213008] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 465.218543] __handle_mm_fault+0x3ea0/0x5be0 [ 465.222957] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 465.227804] ? _copy_to_user+0xc8/0x110 [ 465.231787] ? zap_class+0x640/0x640 [ 465.235492] ? zap_class+0x640/0x640 [ 465.239750] ? __x64_sys_futex+0x53e/0x6a0 [ 465.243983] ? find_held_lock+0x36/0x1c0 [ 465.248056] ? handle_mm_fault+0x42a/0xc70 [ 465.252286] ? lock_downgrade+0x900/0x900 [ 465.256530] ? check_preemption_disabled+0x48/0x280 [ 465.261546] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 465.266473] ? kasan_check_read+0x11/0x20 [ 465.270617] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 465.275887] ? rcu_softirq_qs+0x20/0x20 [ 465.279856] ? trace_hardirqs_off_caller+0x310/0x310 [ 465.284956] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 465.290503] ? check_preemption_disabled+0x48/0x280 [ 465.295523] handle_mm_fault+0x54f/0xc70 [ 465.299585] ? __handle_mm_fault+0x5be0/0x5be0 [ 465.304165] ? find_vma+0x34/0x190 [ 465.307703] __do_page_fault+0x5e8/0xe60 [ 465.311763] ? trace_hardirqs_off+0xb8/0x310 [ 465.316178] do_page_fault+0xf2/0x7e0 [ 465.319973] ? vmalloc_sync_all+0x30/0x30 [ 465.324125] ? error_entry+0x70/0xd0 [ 465.327834] ? trace_hardirqs_off_caller+0xbb/0x310 [ 465.332845] ? trace_hardirqs_on_caller+0xc0/0x310 [ 465.337776] ? syscall_return_slowpath+0x5e0/0x5e0 [ 465.342704] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 465.347545] ? trace_hardirqs_on_caller+0x310/0x310 [ 465.352559] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 465.358016] ? prepare_exit_to_usermode+0x291/0x3b0 [ 465.363029] ? page_fault+0x8/0x30 [ 465.366566] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 465.371405] ? page_fault+0x8/0x30 [ 465.374944] page_fault+0x1e/0x30 [ 465.378388] RIP: 0033:0x45ddf3 [ 465.381600] Code: Bad RIP value. [ 465.384960] RSP: 002b:000000c42001fea0 EFLAGS: 00010206 [ 465.390323] RAX: ffffffffffffff92 RBX: 00000000162fa5d2 RCX: 000000000045ddf3 [ 465.397583] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fca40 [ 465.404844] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000 [ 465.412104] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001 [ 465.419369] R13: 00000000000000ff R14: 00007f71ee19c000 R15: 0000000000000010 [ 465.426658] CPU: 0 PID: 5978 Comm: rsyslogd Not tainted 4.20.0-rc1+ #145 [ 465.426663] warn_alloc_show_mem: 1 callbacks suppressed [ 465.426669] Mem-Info: [ 465.433507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 465.438871] active_anon:60454 inactive_anon:2622 isolated_anon:0 [ 465.438871] active_file:13 inactive_file:12 isolated_file:0 [ 465.438871] unevictable:0 dirty:0 writeback:0 unstable:0 [ 465.438871] slab_reclaimable:9394 slab_unreclaimable:1443968 [ 465.438871] mapped:49154 shmem:2676 pagetables:649 bounce:0 [ 465.438871] free:13770 free_pcp:132 free_cma:0 [ 465.441245] Call Trace: [ 465.450885] Node 0 active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:10704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 227328kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 465.484080] [ 465.486644] 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 [ 465.514483] dump_stack+0x244/0x39d [ 465.516597] lowmem_reserve[]: 0 2818 6321 6321 [ 465.542835] ? dump_stack_print_info.cold.1+0x20/0x20 [ 465.546416] Node 0 DMA32 free:25204kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 465.551015] warn_alloc.cold.116+0xb7/0x1bd [ 465.556165] lowmem_reserve[]: 0 0 3503 3503 [ 465.583483] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 465.587776] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:241816kB inactive_anon:10488kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2596kB bounce:0kB free_pcp:280kB local_pcp:32kB free_cma:0kB [ 465.592097] ? lock_downgrade+0x900/0x900 [ 465.596905] lowmem_reserve[]: 0 0 0 0 [ 465.625870] ? trace_hardirqs_off+0xb8/0x310 [ 465.629992] 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 [ 465.633789] ? trace_hardirqs_off+0xb8/0x310 [ 465.638169] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25204kB [ 465.651683] __alloc_pages_slowpath+0x26e8/0x2e10 [ 465.656057] Node 0 Normal: 692*4kB (MEH) 406*8kB (UMEH) 193*16kB (MEH) 86*32kB (MEH) 27*64kB (UMH) 1*128kB (U) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 465.671335] ? warn_alloc+0x120/0x120 [ 465.676129] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 465.691207] ? warn_alloc+0x120/0x120 [ 465.694992] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 465.703809] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 465.707578] 2701 total pagecache pages [ 465.716137] ? warn_alloc+0x120/0x120 [ 465.721132] 0 pages in swap cache [ 465.724998] ? print_usage_bug+0xc0/0xc0 [ 465.728776] Swap cache stats: add 0, delete 0, find 0/0 [ 465.732213] ? print_usage_bug+0xc0/0xc0 [ 465.736249] Free swap = 0kB [ 465.741600] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 465.745629] Total swap = 0kB [ 465.748641] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 465.753794] 1965979 pages RAM [ 465.756801] ? should_fail+0x22d/0xd01 [ 465.762310] 0 pages HighMem/MovableOnly [ 465.765404] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 465.769259] 342853 pages reserved [ 465.769266] 0 pages cma reserved [ 465.773227] ? __lock_acquire+0x62f/0x4c20 [ 465.778442] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 465.781740] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 465.785078] syz-fuzzer cpuset=/ mems_allowed=0 [ 465.789301] ? should_fail+0x22d/0xd01 [ 465.813128] ? mark_held_locks+0x130/0x130 [ 465.817360] ? mark_held_locks+0x130/0x130 [ 465.821590] ? print_usage_bug+0xc0/0xc0 [ 465.825647] ? find_held_lock+0x36/0x1c0 [ 465.829707] ? zap_class+0x640/0x640 [ 465.833419] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.838963] ? check_preemption_disabled+0x48/0x280 [ 465.843995] ? __lock_is_held+0xb5/0x140 [ 465.848057] __alloc_pages_nodemask+0xa80/0xde0 [ 465.852727] ? zap_class+0x640/0x640 [ 465.856438] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 465.861459] ? find_held_lock+0x36/0x1c0 [ 465.865557] ? ____cache_alloc_node+0x1c7/0x1e0 [ 465.870226] ? lock_downgrade+0x900/0x900 [ 465.874385] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.879919] cache_grow_begin+0xa5/0x8c0 [ 465.883985] ? do_raw_spin_unlock+0xa7/0x330 [ 465.888482] fallback_alloc+0x204/0x2e0 [ 465.892455] ____cache_alloc_node+0x1c7/0x1e0 [ 465.896962] kmem_cache_alloc_node+0xe3/0x730 [ 465.901451] ? mark_held_locks+0xc7/0x130 [ 465.905620] __alloc_skb+0x119/0x770 [ 465.909332] ? netdev_alloc_frag+0x1f0/0x1f0 [ 465.913735] ? do_raw_spin_trylock+0x270/0x270 [ 465.918312] ? kmem_cache_alloc_trace+0x353/0x750 [ 465.923156] ? queue_work_on+0x12c/0x1e0 [ 465.927216] ? switchdev_port_obj_del+0xdc/0x440 [ 465.931972] ? switchdev_trans_item_enqueue+0x260/0x260 [ 465.937333] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 465.942351] __br_mdb_notify+0x4ff/0x15d0 [ 465.946494] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 465.951599] ? __br_mdb_add+0x7f0/0x7f0 [ 465.955572] ? mark_held_locks+0x130/0x130 [ 465.959805] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 465.964906] ? debug_object_assert_init+0x368/0x4b0 [ 465.969918] ? debug_object_init_on_stack+0x20/0x20 [ 465.974935] ? zap_class+0x640/0x640 [ 465.978656] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.984195] br_mdb_notify+0x310/0x410 [ 465.988184] ? br_mdb_dump+0x27b0/0x27b0 [ 465.992344] br_multicast_del_pg+0x3df/0x790 [ 465.996751] ? br_mdb_ip_get+0x940/0x940 [ 466.000805] ? rwlock_bug.part.2+0x90/0x90 [ 466.005047] ? __lock_is_held+0xb5/0x140 [ 466.009114] br_multicast_port_group_expired+0x189/0x1e0 [ 466.014560] call_timer_fn+0x272/0x920 [ 466.018440] ? br_multicast_del_pg+0x790/0x790 [ 466.023018] ? process_timeout+0x40/0x40 [ 466.027090] ? mark_held_locks+0xc7/0x130 [ 466.031241] ? _raw_spin_unlock_irq+0x27/0x80 [ 466.035729] ? _raw_spin_unlock_irq+0x27/0x80 [ 466.040226] ? br_multicast_del_pg+0x790/0x790 [ 466.044804] ? lockdep_hardirqs_on+0x296/0x5b0 [ 466.049384] ? trace_hardirqs_on+0xbd/0x310 [ 466.053698] ? kasan_check_read+0x11/0x20 [ 466.057839] ? __run_timers+0x7da/0xc70 [ 466.061805] ? trace_hardirqs_off_caller+0x310/0x310 [ 466.066905] ? br_multicast_del_pg+0x790/0x790 [ 466.072060] ? br_multicast_del_pg+0x790/0x790 [ 466.076635] __run_timers+0x7e5/0xc70 [ 466.080445] ? timer_fixup_init+0x70/0x70 [ 466.084593] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 466.089615] ? zap_class+0x640/0x640 [ 466.093349] ? print_usage_bug+0xc0/0xc0 [ 466.097406] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 466.102598] ? find_held_lock+0x36/0x1c0 [ 466.106658] ? zap_class+0x640/0x640 [ 466.110374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.115905] ? check_preemption_disabled+0x48/0x280 [ 466.120932] ? __lock_is_held+0xb5/0x140 [ 466.125009] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.130540] ? check_preemption_disabled+0x48/0x280 [ 466.135564] run_timer_softirq+0x52/0xb0 [ 466.139621] ? rcu_read_lock_sched_held+0x14f/0x180 [ 466.144635] __do_softirq+0x308/0xb7e [ 466.148544] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 466.153032] ? lock_downgrade+0x900/0x900 [ 466.157182] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 466.162285] ? pvclock_read_flags+0x160/0x160 [ 466.166775] ? lapic_next_event+0x5a/0x90 [ 466.170919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.176474] ? kvm_clock_read+0x18/0x30 [ 466.180440] ? kvm_sched_clock_read+0x9/0x20 [ 466.184843] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 466.190386] ? check_preemption_disabled+0x48/0x280 [ 466.195419] irq_exit+0x17f/0x1c0 [ 466.198870] smp_apic_timer_interrupt+0x1cb/0x760 [ 466.203702] ? smp_reschedule_interrupt+0x109/0x650 [ 466.208720] ? smp_call_function_single_interrupt+0x650/0x650 [ 466.214594] ? interrupt_entry+0xb5/0xc0 [ 466.218652] ? trace_hardirqs_off_caller+0xbb/0x310 [ 466.223661] ? trace_hardirqs_off_caller+0xbb/0x310 [ 466.228677] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 466.233515] ? trace_hardirqs_on_caller+0x310/0x310 [ 466.238519] ? trace_hardirqs_on_caller+0x310/0x310 [ 466.243642] ? task_prio+0x50/0x50 [ 466.247177] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.252708] ? check_preemption_disabled+0x48/0x280 [ 466.257723] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 466.262566] apic_timer_interrupt+0xf/0x20 [ 466.266886] [ 466.269135] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 466.274147] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 466.293125] RSP: 0000:ffff8801ae1ae5a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 466.300828] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 0000000000000000 [ 466.308087] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 466.315348] RBP: ffff8801ae1ae5c0 R08: ffff8801bea6c080 R09: ffffed003b5c5b67 [ 466.322608] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: ffff8801bea6c080 [ 466.329868] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffffffffffff [ 466.337175] rcu_read_lock_held+0xa9/0xc0 [ 466.341315] list_lru_count_one+0x31a/0x450 [ 466.345650] ? list_lru_isolate_move+0x3c0/0x3c0 [ 466.350400] ? shmem_free_inode+0xd0/0xd0 [ 466.354564] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 466.360094] ? ubifs_shrink_count+0xc4/0x100 [ 466.364503] super_cache_count+0x153/0x2e0 [ 466.368737] do_shrink_slab+0x1b1/0xd30 [ 466.372728] ? lock_acquire+0x1ed/0x520 [ 466.376700] ? snapshot_refaults+0x290/0x290 [ 466.381106] ? lock_release+0xa00/0xa00 [ 466.385080] ? perf_trace_sched_process_exec+0x860/0x860 [ 466.390534] ? down_read_trylock+0xda/0x140 [ 466.394854] ? shrink_slab+0x207/0x8c0 [ 466.398733] ? downgrade_write+0x270/0x270 [ 466.402971] shrink_slab+0x389/0x8c0 [ 466.406767] ? shrink_active_list+0x1f00/0x1f00 [ 466.411454] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 466.417072] ? trace_hardirqs_on+0xbd/0x310 [ 466.421388] ? vmpressure+0x271/0x340 [ 466.425185] ? trace_hardirqs_off_caller+0x310/0x310 [ 466.430288] ? cgroup_procs_write_finish+0xf0/0xf0 [ 466.435229] shrink_node+0x431/0x16b0 [ 466.439023] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 466.444316] ? shrink_node_memcg+0x18f0/0x18f0 [ 466.448892] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 466.453482] ? trace_hardirqs_on+0xbd/0x310 [ 466.457795] ? vmpressure+0x271/0x340 [ 466.461591] ? do_raw_spin_unlock+0xa7/0x330 [ 466.465992] ? do_raw_spin_trylock+0x270/0x270 [ 466.470600] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 466.476134] ? __cpuset_node_allowed+0x19b/0x660 [ 466.480890] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 466.486617] ? vmpressure+0x1a2/0x340 [ 466.490419] do_try_to_free_pages+0x3e7/0x1290 [ 466.495012] ? shrink_node+0x16b0/0x16b0 [ 466.499067] ? __lock_is_held+0xb5/0x140 [ 466.503136] try_to_free_pages+0x4d0/0xb90 [ 466.507367] ? do_try_to_free_pages+0x1290/0x1290 [ 466.512216] ? lock_acquire+0x1ed/0x520 [ 466.516183] ? set_page_refcounted+0x280/0x280 [ 466.520768] ? lock_release+0xa00/0xa00 [ 466.524737] ? _raw_spin_unlock_irq+0x60/0x80 [ 466.529225] ? psi_memstall_enter+0x240/0x2b0 [ 466.533723] ? psi_memstall_tick+0x230/0x230 [ 466.538129] ? trace_hardirqs_off+0xb8/0x310 [ 466.542550] __alloc_pages_slowpath+0xa14/0x2e10 [ 466.547343] ? warn_alloc+0x120/0x120 [ 466.551135] ? mark_held_locks+0x130/0x130 [ 466.555382] ? warn_alloc+0x120/0x120 [ 466.559182] ? print_usage_bug+0xc0/0xc0 [ 466.563240] ? print_usage_bug+0xc0/0xc0 [ 466.567311] ? print_usage_bug+0xc0/0xc0 [ 466.571371] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 466.576913] ? should_fail+0x22d/0xd01 [ 466.580797] ? zap_class+0x640/0x640 [ 466.584506] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 466.589603] ? zap_class+0x640/0x640 [ 466.593313] ? zap_class+0x640/0x640 [ 466.597037] ? __lock_is_held+0xb5/0x140 [ 466.601102] ? zap_class+0x640/0x640 [ 466.604811] ? lock_release+0xa00/0xa00 [ 466.608783] ? perf_trace_sched_process_exec+0x860/0x860 [ 466.614231] ? check_preemption_disabled+0x48/0x280 [ 466.619247] ? __might_sleep+0x95/0x190 [ 466.623218] __alloc_pages_nodemask+0xa80/0xde0 [ 466.627883] ? zap_class+0x640/0x640 [ 466.631619] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 466.636661] ? mark_held_locks+0xc7/0x130 [ 466.640808] ? cache_grow_begin+0x65/0x8c0 [ 466.645037] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 466.649617] ? trace_hardirqs_on+0xbd/0x310 [ 466.653944] ? fallback_alloc+0x204/0x2e0 [ 466.658086] ? trace_hardirqs_off_caller+0x310/0x310 [ 466.663187] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 466.668723] cache_grow_begin+0xa5/0x8c0 [ 466.672801] ? do_raw_spin_unlock+0xa7/0x330 [ 466.677213] fallback_alloc+0x204/0x2e0 [ 466.681189] ____cache_alloc_node+0x1c7/0x1e0 [ 466.685684] kmem_cache_alloc_trace+0x214/0x750 [ 466.690357] do_syslog+0xb9b/0x1690 [ 466.693990] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 466.699017] ? finish_wait+0x430/0x430 [ 466.702916] ? aa_path_link+0x5e0/0x5e0 [ 466.706894] kmsg_read+0x8f/0xc0 [ 466.710269] ? kmsg_poll+0xb0/0xb0 [ 466.713803] proc_reg_read+0x2a3/0x3d0 [ 466.717687] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 466.722612] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 466.727193] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.732723] ? fsnotify+0x4e5/0xf20 [ 466.736350] __vfs_read+0x117/0x9b0 [ 466.739974] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 466.744903] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 466.749837] ? vfs_copy_file_range+0xb90/0xb90 [ 466.754415] ? fsnotify+0xf20/0xf20 [ 466.758044] ? fsnotify_first_mark+0x350/0x350 [ 466.762633] ? security_file_permission+0x1c2/0x220 [ 466.767645] ? rw_verify_area+0x118/0x360 [ 466.771790] vfs_read+0x17f/0x3c0 [ 466.775260] ksys_read+0x101/0x260 [ 466.778797] ? kernel_write+0x120/0x120 [ 466.782766] ? trace_hardirqs_off_caller+0x310/0x310 [ 466.787870] __x64_sys_read+0x73/0xb0 [ 466.791677] do_syscall_64+0x1b9/0x820 [ 466.795558] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 466.800927] ? syscall_return_slowpath+0x5e0/0x5e0 [ 466.805853] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 466.810696] ? trace_hardirqs_on_caller+0x310/0x310 [ 466.815708] ? prepare_exit_to_usermode+0x291/0x3b0 [ 466.820733] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 466.825577] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 466.830760] RIP: 0033:0x7f126a43d1fd [ 466.834477] Code: Bad RIP value. [ 466.837834] RSP: 002b:00007f12679dce30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 466.845534] RAX: ffffffffffffffda RBX: 0000000000d75ce0 RCX: 00007f126a43d1fd [ 466.852796] RDX: 0000000000000fff RSI: 00007f12692115a0 RDI: 0000000000000004 [ 466.860057] RBP: 0000000000000000 R08: 0000000000d61260 R09: 0000000000000000 [ 466.867321] R10: 6b205d3134313735 R11: 0000000000000293 R12: 000000000065e420 [ 466.874582] R13: 00007f12679dd9c0 R14: 00007f126aa82040 R15: 0000000000000003 [ 466.881869] CPU: 1 PID: 6094 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #145 [ 466.882035] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 466.888898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 466.898926] rsyslogd cpuset=/ mems_allowed=0 [ 466.908261] Call Trace: [ 466.915215] [ 466.917365] dump_stack+0x244/0x39d [ 466.920995] ? dump_stack_print_info.cold.1+0x20/0x20 [ 466.926192] warn_alloc.cold.116+0xb7/0x1bd [ 466.930509] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 466.935362] ? lock_downgrade+0x900/0x900 [ 466.939518] ? trace_hardirqs_off+0xb8/0x310 [ 466.943927] ? trace_hardirqs_off+0xb8/0x310 [ 466.948510] __alloc_pages_slowpath+0x26e8/0x2e10 [ 466.953376] ? warn_alloc+0x120/0x120 [ 466.957182] ? warn_alloc+0x120/0x120 [ 466.960978] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 466.965991] ? warn_alloc+0x120/0x120 [ 466.969791] ? print_usage_bug+0xc0/0xc0 [ 466.973853] ? print_usage_bug+0xc0/0xc0 [ 466.977914] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 466.983106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 466.988637] ? should_fail+0x22d/0xd01 [ 466.992522] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 466.997620] ? __lock_acquire+0x62f/0x4c20 [ 467.001856] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 467.006961] ? should_fail+0x22d/0xd01 [ 467.010851] ? mark_held_locks+0x130/0x130 [ 467.015089] ? mark_held_locks+0x130/0x130 [ 467.019318] ? print_usage_bug+0xc0/0xc0 [ 467.023380] ? find_held_lock+0x36/0x1c0 [ 467.027441] ? zap_class+0x640/0x640 [ 467.031158] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.036701] ? check_preemption_disabled+0x48/0x280 [ 467.041729] ? __lock_is_held+0xb5/0x140 [ 467.045791] __alloc_pages_nodemask+0xa80/0xde0 [ 467.050454] ? zap_class+0x640/0x640 [ 467.054188] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 467.059208] ? find_held_lock+0x36/0x1c0 [ 467.063272] ? ____cache_alloc_node+0x1c7/0x1e0 [ 467.067940] ? lock_downgrade+0x900/0x900 [ 467.072090] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.077627] cache_grow_begin+0xa5/0x8c0 [ 467.081682] ? do_raw_spin_unlock+0xa7/0x330 [ 467.086093] fallback_alloc+0x204/0x2e0 [ 467.090065] ____cache_alloc_node+0x1c7/0x1e0 [ 467.094559] kmem_cache_alloc_node+0xe3/0x730 [ 467.099050] ? mark_held_locks+0xc7/0x130 [ 467.103206] __alloc_skb+0x119/0x770 [ 467.106918] ? netdev_alloc_frag+0x1f0/0x1f0 [ 467.111318] ? do_raw_spin_trylock+0x270/0x270 [ 467.115901] ? kmem_cache_alloc_trace+0x353/0x750 [ 467.120745] ? queue_work_on+0x12c/0x1e0 [ 467.124808] ? switchdev_port_obj_del+0xdc/0x440 [ 467.129571] ? switchdev_trans_item_enqueue+0x260/0x260 [ 467.134934] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 467.139946] __br_mdb_notify+0x4ff/0x15d0 [ 467.144088] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 467.149191] ? __br_mdb_add+0x7f0/0x7f0 [ 467.153165] ? mark_held_locks+0x130/0x130 [ 467.157494] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 467.162597] ? debug_object_assert_init+0x368/0x4b0 [ 467.167702] ? debug_object_init_on_stack+0x20/0x20 [ 467.172714] ? zap_class+0x640/0x640 [ 467.176429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.181967] br_mdb_notify+0x310/0x410 [ 467.185851] ? br_mdb_dump+0x27b0/0x27b0 [ 467.189934] br_multicast_del_pg+0x3df/0x790 [ 467.194347] ? br_mdb_ip_get+0x940/0x940 [ 467.198410] ? rwlock_bug.part.2+0x90/0x90 [ 467.202645] ? __lock_is_held+0xb5/0x140 [ 467.206712] br_multicast_port_group_expired+0x189/0x1e0 [ 467.212159] call_timer_fn+0x272/0x920 [ 467.216046] ? br_multicast_del_pg+0x790/0x790 [ 467.220623] ? process_timeout+0x40/0x40 [ 467.224773] ? mark_held_locks+0xc7/0x130 [ 467.228914] ? _raw_spin_unlock_irq+0x27/0x80 [ 467.233406] ? _raw_spin_unlock_irq+0x27/0x80 [ 467.238424] ? br_multicast_del_pg+0x790/0x790 [ 467.243003] ? lockdep_hardirqs_on+0x296/0x5b0 [ 467.247585] ? trace_hardirqs_on+0xbd/0x310 [ 467.251906] ? kasan_check_read+0x11/0x20 [ 467.256046] ? __run_timers+0x7da/0xc70 [ 467.260015] ? trace_hardirqs_off_caller+0x310/0x310 [ 467.265121] ? br_multicast_del_pg+0x790/0x790 [ 467.269702] ? br_multicast_del_pg+0x790/0x790 [ 467.274276] __run_timers+0x7e5/0xc70 [ 467.278080] ? timer_fixup_init+0x70/0x70 [ 467.282226] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 467.287242] ? zap_class+0x640/0x640 [ 467.290958] ? print_usage_bug+0xc0/0xc0 [ 467.295014] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 467.300206] ? find_held_lock+0x36/0x1c0 [ 467.304265] ? zap_class+0x640/0x640 [ 467.307978] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.313517] ? check_preemption_disabled+0x48/0x280 [ 467.318535] ? __lock_is_held+0xb5/0x140 [ 467.322591] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.328123] ? check_preemption_disabled+0x48/0x280 [ 467.333136] run_timer_softirq+0x52/0xb0 [ 467.337192] ? rcu_read_lock_sched_held+0x14f/0x180 [ 467.342204] __do_softirq+0x308/0xb7e [ 467.346000] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 467.350586] ? lock_downgrade+0x900/0x900 [ 467.354731] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 467.359837] ? pvclock_read_flags+0x160/0x160 [ 467.364335] ? lapic_next_event+0x5a/0x90 [ 467.368482] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.374017] ? kvm_clock_read+0x18/0x30 [ 467.377986] ? kvm_sched_clock_read+0x9/0x20 [ 467.382401] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 467.387936] ? check_preemption_disabled+0x48/0x280 [ 467.392954] irq_exit+0x17f/0x1c0 [ 467.396403] smp_apic_timer_interrupt+0x1cb/0x760 [ 467.401240] ? smp_reschedule_interrupt+0x109/0x650 [ 467.406260] ? smp_call_function_single_interrupt+0x650/0x650 [ 467.412141] ? interrupt_entry+0xb5/0xc0 [ 467.416215] ? trace_hardirqs_off_caller+0xbb/0x310 [ 467.421224] ? trace_hardirqs_off_caller+0xbb/0x310 [ 467.426233] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 467.431069] ? trace_hardirqs_on_caller+0x310/0x310 [ 467.436079] ? trace_hardirqs_on_caller+0x310/0x310 [ 467.441089] ? task_prio+0x50/0x50 [ 467.444624] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 467.450161] ? check_preemption_disabled+0x48/0x280 [ 467.455177] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 467.460027] apic_timer_interrupt+0xf/0x20 [ 467.464254] [ 467.466506] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 467.471516] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d cc 1f f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 467.490496] RSP: 0000:ffff8801bacfdfe0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 467.498200] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: ffffffff81b01bb4 [ 467.505465] RDX: 1ffffffff12a3f76 RSI: 0000000000000000 RDI: 0000000000000286 [ 467.512726] RBP: ffff8801bacfe000 R08: ffff8801baeea080 R09: ffffed003b5e5b67 [ 467.519994] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801baeea080 [ 467.527257] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff [ 467.534535] ? list_lru_count_one+0x1c4/0x450 [ 467.539033] list_lru_count_one+0x2fb/0x450 [ 467.543352] ? list_lru_isolate_move+0x3c0/0x3c0 [ 467.548109] ? deferred_split_count+0x65/0x170 [ 467.552683] ? shrink_huge_zero_page_count+0xc8/0x100 [ 467.557888] super_cache_count+0x153/0x2e0 [ 467.562121] do_shrink_slab+0x1b1/0xd30 [ 467.566094] ? lock_acquire+0x1ed/0x520 [ 467.570065] ? snapshot_refaults+0x290/0x290 [ 467.574478] ? lock_release+0xa00/0xa00 [ 467.578456] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 467.583477] ? down_read_trylock+0xda/0x140 [ 467.587792] ? shrink_slab+0x207/0x8c0 [ 467.591671] ? downgrade_write+0x270/0x270 [ 467.595913] shrink_slab+0x389/0x8c0 [ 467.599625] ? shrink_active_list+0x1f00/0x1f00 [ 467.604296] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 467.609919] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 467.615020] ? cgroup_procs_write_finish+0xf0/0xf0 [ 467.619948] ? find_held_lock+0x36/0x1c0 [ 467.624016] shrink_node+0x431/0x16b0 [ 467.627811] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 467.633112] ? shrink_node_memcg+0x18f0/0x18f0 [ 467.637697] ? kvm_clock_read+0x18/0x30 [ 467.641681] ? ktime_get+0x2c1/0x400 [ 467.645394] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 467.649888] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 467.655418] ? __cpuset_node_allowed+0x19b/0x660 [ 467.660171] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 467.665876] ? delayacct_end+0x5a/0x100 [ 467.669860] do_try_to_free_pages+0x3e7/0x1290 [ 467.674447] ? zap_class+0x640/0x640 [ 467.678180] ? shrink_node+0x16b0/0x16b0 [ 467.682235] ? __lock_is_held+0xb5/0x140 [ 467.686320] try_to_free_pages+0x4d0/0xb90 [ 467.690561] ? do_try_to_free_pages+0x1290/0x1290 [ 467.695408] ? lock_acquire+0x1ed/0x520 [ 467.699376] ? set_page_refcounted+0x280/0x280 [ 467.703957] ? lock_release+0xa00/0xa00 [ 467.707932] ? _raw_spin_unlock_irq+0x60/0x80 [ 467.712422] ? psi_memstall_enter+0x240/0x2b0 [ 467.716914] ? psi_memstall_tick+0x230/0x230 [ 467.721328] __alloc_pages_slowpath+0xa14/0x2e10 [ 467.726244] ? warn_alloc+0x120/0x120 [ 467.730039] ? mark_held_locks+0x130/0x130 [ 467.734272] ? find_get_entry+0xaae/0x1120 [ 467.738508] ? filemap_map_pages+0x1a20/0x1a20 [ 467.743091] ? zap_class+0x640/0x640 [ 467.746813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.752358] ? check_preemption_disabled+0x48/0x280 [ 467.757374] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 467.762919] ? should_fail+0x22d/0xd01 [ 467.766808] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 467.771911] ? zap_class+0x640/0x640 [ 467.775645] ? __lock_is_held+0xb5/0x140 [ 467.779710] ? mark_held_locks+0x130/0x130 [ 467.783943] ? lock_release+0xa00/0xa00 [ 467.787915] ? perf_trace_sched_process_exec+0x860/0x860 [ 467.793364] ? xa_load+0x2ba/0x460 [ 467.796898] ? lock_downgrade+0x900/0x900 [ 467.801051] ? __might_sleep+0x95/0x190 [ 467.805028] __alloc_pages_nodemask+0xa80/0xde0 [ 467.809695] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 467.814707] ? __page_cache_alloc+0x191/0x5c0 [ 467.819198] ? xa_load+0x2e1/0x460 [ 467.822736] ? xa_clear_mark+0x40/0x40 [ 467.826618] ? zap_class+0x640/0x640 [ 467.830335] ? zap_class+0x640/0x640 [ 467.834046] ? zap_class+0x640/0x640 [ 467.837754] ? __do_page_cache_readahead+0x663/0x810 [ 467.842859] ? find_held_lock+0x36/0x1c0 [ 467.846926] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 467.852463] alloc_pages_current+0x173/0x350 [ 467.856876] __page_cache_alloc+0x38c/0x5c0 [ 467.861192] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 467.866115] ? kasan_check_read+0x11/0x20 [ 467.870255] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 467.875529] ? generic_perform_write+0x6a0/0x6a0